diff options
| author | Linus Torvalds | 2010-08-04 15:15:15 -0700 |
|---|---|---|
| committer | Linus Torvalds | 2010-08-04 15:15:15 -0700 |
| commit | 03da30986793385af57eeca3296253c887b742e6 (patch) | |
| tree | 9c46dbe51c9d0856990649dd917ab45474b7be87 /drivers | |
| parent | 6ba74014c1ab0e37af7de6f64b4eccbbae3cb9e7 (diff) | |
| parent | 339f4f4eab80caa6cf0d39fb057ad6ddb84ba91e (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (276 commits)
[SCSI] zfcp: Trigger logging in the FCP channel on qdio error conditions
[SCSI] zfcp: Introduce experimental support for DIF/DIX
[SCSI] zfcp: Enable data division support for FCP devices
[SCSI] zfcp: Prevent access on uninitialized memory.
[SCSI] zfcp: Post events through FC transport class
[SCSI] zfcp: Cleanup QDIO attachment and improve processing.
[SCSI] zfcp: Cleanup function parameters for sbal value.
[SCSI] zfcp: Use correct width for timer_interval field
[SCSI] zfcp: Remove SCSI device when removing unit
[SCSI] zfcp: Use memdup_user and kstrdup
[SCSI] zfcp: Fix retry after failed "open port" erp action
[SCSI] zfcp: Fail erp after timeout
[SCSI] zfcp: Use forced_reopen in terminate_rport_io callback
[SCSI] zfcp: Register SCSI devices after successful fc_remote_port_add
[SCSI] zfcp: Do not try "forced close" when port is already closed
[SCSI] zfcp: Do not unblock rport from REOPEN_PORT_FORCED
[SCSI] sd: add support for runtime PM
[SCSI] implement runtime Power Management
[SCSI] convert to the new PM framework
[SCSI] Unify SAM_ and SAM_STAT_ macros
...
Diffstat (limited to 'drivers')
253 files changed, 19242 insertions, 6429 deletions
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index a6a57011ba6c..2a52559058a9 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -115,6 +115,7 @@ MODULE_PARM_DESC(mpt_fwfault_debug, "Enable detection of Firmware fault" " and halt Firmware on fault - (default=0)"); +static char MptCallbacksName[MPT_MAX_PROTOCOL_DRIVERS][50]; #ifdef MFCNT static int mfcounter = 0; @@ -213,7 +214,7 @@ static int ProcessEventNotification(MPT_ADAPTER *ioc, static void mpt_iocstatus_info(MPT_ADAPTER *ioc, u32 ioc_status, MPT_FRAME_HDR *mf); static void mpt_fc_log_info(MPT_ADAPTER *ioc, u32 log_info); static void mpt_spi_log_info(MPT_ADAPTER *ioc, u32 log_info); -static void mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info); +static void mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info , u8 cb_idx); static int mpt_read_ioc_pg_3(MPT_ADAPTER *ioc); static void mpt_inactive_raid_list_free(MPT_ADAPTER *ioc); @@ -490,7 +491,7 @@ mpt_reply(MPT_ADAPTER *ioc, u32 pa) else if (ioc->bus_type == SPI) mpt_spi_log_info(ioc, log_info); else if (ioc->bus_type == SAS) - mpt_sas_log_info(ioc, log_info); + mpt_sas_log_info(ioc, log_info, cb_idx); } if (ioc_stat & MPI_IOCSTATUS_MASK) @@ -644,7 +645,7 @@ mptbase_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply) * considered an error by the caller. */ u8 -mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass) +mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass, char *func_name) { u8 cb_idx; last_drv_idx = MPT_MAX_PROTOCOL_DRIVERS; @@ -659,6 +660,8 @@ mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass) MptDriverClass[cb_idx] = dclass; MptEvHandlers[cb_idx] = NULL; last_drv_idx = cb_idx; + memcpy(MptCallbacksName[cb_idx], func_name, + strlen(func_name) > 50 ? 50 : strlen(func_name)); break; } } @@ -1632,6 +1635,7 @@ mpt_mapresources(MPT_ADAPTER *ioc) } else { printk(MYIOC_s_WARN_FMT "no suitable DMA mask for %s\n", ioc->name, pci_name(pdev)); + pci_release_selected_regions(pdev, ioc->bars); return r; } } else { @@ -1645,6 +1649,7 @@ mpt_mapresources(MPT_ADAPTER *ioc) } else { printk(MYIOC_s_WARN_FMT "no suitable DMA mask for %s\n", ioc->name, pci_name(pdev)); + pci_release_selected_regions(pdev, ioc->bars); return r; } } @@ -1675,6 +1680,7 @@ mpt_mapresources(MPT_ADAPTER *ioc) if (mem == NULL) { printk(MYIOC_s_ERR_FMT ": ERROR - Unable to map adapter" " memory!\n", ioc->name); + pci_release_selected_regions(pdev, ioc->bars); return -EINVAL; } ioc->memmap = mem; @@ -1770,7 +1776,6 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id) ioc->req_sz = MPT_DEFAULT_FRAME_SIZE; /* avoid div by zero! */ ioc->reply_sz = MPT_REPLY_FRAME_SIZE; - ioc->pcidev = pdev; spin_lock_init(&ioc->taskmgmt_lock); mutex_init(&ioc->internal_cmds.mutex); @@ -1913,6 +1918,9 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id) ioc->msi_enable = 0; break; } + + ioc->fw_events_off = 1; + if (ioc->errata_flag_1064) pci_disable_io_access(pdev); @@ -2051,7 +2059,6 @@ mpt_detach(struct pci_dev *pdev) mpt_adapter_dispose(ioc); - pci_set_drvdata(pdev, NULL); } /************************************************************************** @@ -5062,8 +5069,9 @@ mptbase_sas_persist_operation(MPT_ADAPTER *ioc, u8 persist_opcode) if (ioc->mptbase_cmds.status & MPT_MGMT_STATUS_DID_IOCRESET) goto out; if (!timeleft) { - printk(KERN_DEBUG "%s: Issuing Reset from %s!!\n", - ioc->name, __func__); + printk(MYIOC_s_WARN_FMT + "Issuing Reset from %s!!, doorbell=0x%08x\n", + ioc->name, __func__, mpt_GetIocState(ioc, 0)); mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP); mpt_free_msg_frame(ioc, mf); } @@ -6454,8 +6462,9 @@ out: mutex_unlock(&ioc->mptbase_cmds.mutex); if (issue_hard_reset) { issue_hard_reset = 0; - printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n", - ioc->name, __func__); + printk(MYIOC_s_WARN_FMT + "Issuing Reset from %s!!, doorbell=0x%08x\n", + ioc->name, __func__, mpt_GetIocState(ioc, 0)); if (retry_count == 0) { if (mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP) != 0) retry_count++; @@ -6971,6 +6980,7 @@ mpt_SoftResetHandler(MPT_ADAPTER *ioc, int sleepFlag) spin_lock_irqsave(&ioc->taskmgmt_lock, flags); if (ioc->taskmgmt_in_progress) { + ioc->ioc_reset_in_progress = 0; spin_unlock_irqrestore(&ioc->taskmgmt_lock, flags); return -1; } @@ -7144,7 +7154,8 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag) rc = mpt_do_ioc_recovery(ioc, MPT_HOSTEVENT_IOC_RECOVER, sleepFlag); if (rc != 0) { printk(KERN_WARNING MYNAM - ": WARNING - (%d) Cannot recover %s\n", rc, ioc->name); + ": WARNING - (%d) Cannot recover %s, doorbell=0x%08x\n", + rc, ioc->name, mpt_GetIocState(ioc, 0)); } else { if (ioc->hard_resets < -1) ioc->hard_resets++; @@ -7997,7 +8008,7 @@ mpt_spi_log_info(MPT_ADAPTER *ioc, u32 log_info) * Refer to lsi/mpi_log_sas.h. **/ static void -mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info) +mpt_sas_log_info(MPT_ADAPTER *ioc, u32 log_info, u8 cb_idx) { union loginfo_type { u32 loginfo; @@ -8051,21 +8062,22 @@ union loginfo_type { if (sub_code_desc != NULL) printk(MYIOC_s_INFO_FMT "LogInfo(0x%08x): Originator={%s}, Code={%s}," - " SubCode={%s}\n", + " SubCode={%s} cb_idx %s\n", ioc->name, log_info, originator_desc, code_desc, - sub_code_desc); + sub_code_desc, MptCallbacksName[cb_idx]); else if (code_desc != NULL) printk(MYIOC_s_INFO_FMT "LogInfo(0x%08x): Originator={%s}, Code={%s}," - " SubCode(0x%04x)\n", + " SubCode(0x%04x) cb_idx %s\n", ioc->name, log_info, originator_desc, code_desc, - sas_loginfo.dw.subcode); + sas_loginfo.dw.subcode, MptCallbacksName[cb_idx]); else printk(MYIOC_s_INFO_FMT "LogInfo(0x%08x): Originator={%s}, Code=(0x%02x)," - " SubCode(0x%04x)\n", + " SubCode(0x%04x) cb_idx %s\n", ioc->name, log_info, originator_desc, - sas_loginfo.dw.code, sas_loginfo.dw.subcode); + sas_loginfo.dw.code, sas_loginfo.dw.subcode, + MptCallbacksName[cb_idx]); } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -8430,7 +8442,8 @@ fusion_init(void) /* Register ourselves (mptbase) in order to facilitate * EventNotification handling. */ - mpt_base_index = mpt_register(mptbase_reply, MPTBASE_DRIVER); + mpt_base_index = mpt_register(mptbase_reply, MPTBASE_DRIVER, + "mptbase_reply"); /* Register for hard reset handling callbacks. */ diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h index b613eb3d4706..23ed3dec72a5 100644 --- a/drivers/message/fusion/mptbase.h +++ b/drivers/message/fusion/mptbase.h @@ -76,8 +76,8 @@ #define COPYRIGHT "Copyright (c) 1999-2008 " MODULEAUTHOR #endif -#define MPT_LINUX_VERSION_COMMON "3.04.15" -#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.04.15" +#define MPT_LINUX_VERSION_COMMON "3.04.17" +#define MPT_LINUX_PACKAGE_NAME "@(#)mptlinux-3.04.17" #define WHAT_MAGIC_STRING "@" "(" "#" ")" #define show_mptmod_ver(s,ver) \ @@ -396,6 +396,8 @@ typedef struct _VirtTarget { u8 raidVolume; /* set, if RAID Volume */ u8 type; /* byte 0 of Inquiry data */ u8 deleted; /* target in process of being removed */ + u8 inDMD; /* currently in the device + removal delay timer */ u32 num_luns; } VirtTarget; @@ -580,6 +582,7 @@ struct mptfc_rport_info typedef void (*MPT_ADD_SGE)(void *pAddr, u32 flagslength, dma_addr_t dma_addr); typedef void (*MPT_ADD_CHAIN)(void *pAddr, u8 next, u16 length, dma_addr_t dma_addr); +typedef void (*MPT_SCHEDULE_TARGET_RESET)(void *ioc); /* * Adapter Structure - pci_dev specific. Maximum: MPT_MAX_ADAPTERS @@ -601,7 +604,7 @@ typedef struct _MPT_ADAPTER u16 nvdata_version_default; int debug_level; u8 io_missing_delay; - u8 device_missing_delay; + u16 device_missing_delay; SYSIF_REGS __iomem *chip; /* == c8817000 (mmap) */ SYSIF_REGS __iomem *pio_chip; /* Programmed IO (downloadboot) */ u8 bus_type; @@ -738,6 +741,7 @@ typedef struct _MPT_ADAPTER int taskmgmt_in_progress; u8 taskmgmt_quiesce_io; u8 ioc_reset_in_progress; + MPT_SCHEDULE_TARGET_RESET schedule_target_reset; struct work_struct sas_persist_task; struct work_struct fc_setup_reset_work; @@ -922,7 +926,8 @@ extern void mpt_detach(struct pci_dev *pdev); extern int mpt_suspend(struct pci_dev *pdev, pm_message_t state); extern int mpt_resume(struct pci_dev *pdev); #endif -extern u8 mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass); +extern u8 mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass, + char *func_name); extern void mpt_deregister(u8 cb_idx); extern int mpt_event_register(u8 cb_idx, MPT_EVHANDLER ev_cbfunc); extern void mpt_event_deregister(u8 cb_idx); diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c index f06b29193b4e..d8ddfdf8be14 100644 --- a/drivers/message/fusion/mptctl.c +++ b/drivers/message/fusion/mptctl.c @@ -261,10 +261,16 @@ mptctl_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *req, MPT_FRAME_HDR *reply) /* We are done, issue wake up */ if (ioc->ioctl_cmds.status & MPT_MGMT_STATUS_PENDING) { - if (req->u.hdr.Function == MPI_FUNCTION_SCSI_TASK_MGMT) + if (req->u.hdr.Function == MPI_FUNCTION_SCSI_TASK_MGMT) { mpt_clear_taskmgmt_in_progress_flag(ioc); - ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING; - complete(&ioc->ioctl_cmds.done); + ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING; + complete(&ioc->ioctl_cmds.done); + if (ioc->bus_type == SAS) + ioc->schedule_target_reset(ioc); + } else { + ioc->ioctl_cmds.status &= ~MPT_MGMT_STATUS_PENDING; + complete(&ioc->ioctl_cmds.done); + } } out_continuation: @@ -298,6 +304,8 @@ mptctl_taskmgmt_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) mpt_clear_taskmgmt_in_progress_flag(ioc); ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING; complete(&ioc->taskmgmt_cmds.done); + if (ioc->bus_type == SAS) + ioc->schedule_target_reset(ioc); return 1; } return 0; @@ -946,9 +954,12 @@ retry_wait: mpt_free_msg_frame(iocp, mf); goto fwdl_out; } - if (!timeleft) + if (!timeleft) { + printk(MYIOC_s_WARN_FMT + "FW download timeout, doorbell=0x%08x\n", + iocp->name, mpt_GetIocState(iocp, 0)); mptctl_timeout_expired(iocp, mf); - else + } else goto retry_wait; goto fwdl_out; } @@ -2293,6 +2304,10 @@ retry_wait: goto done_free_mem; } if (!timeleft) { + printk(MYIOC_s_WARN_FMT + "mpt cmd timeout, doorbell=0x%08x" + " function=0x%x\n", + ioc->name, mpt_GetIocState(ioc, 0), function); if (function == MPI_FUNCTION_SCSI_TASK_MGMT) mutex_unlock(&ioc->taskmgmt_cmds.mutex); mptctl_timeout_expired(ioc, mf); @@ -2600,9 +2615,12 @@ retry_wait: mpt_free_msg_frame(ioc, mf); goto out; } - if (!timeleft) + if (!timeleft) { + printk(MYIOC_s_WARN_FMT + "HOST INFO command timeout, doorbell=0x%08x\n", + ioc->name, mpt_GetIocState(ioc, 0)); mptctl_timeout_expired(ioc, mf); - else + } else goto retry_wait; goto out; } @@ -3000,7 +3018,8 @@ static int __init mptctl_init(void) * Install our handler */ ++where; - mptctl_id = mpt_register(mptctl_reply, MPTCTL_DRIVER); + mptctl_id = mpt_register(mptctl_reply, MPTCTL_DRIVER, + "mptctl_reply"); if (!mptctl_id || mptctl_id >= MPT_MAX_PROTOCOL_DRIVERS) { printk(KERN_ERR MYNAM ": ERROR: Failed to register with Fusion MPT base driver\n"); misc_deregister(&mptctl_miscdev); @@ -3008,7 +3027,8 @@ static int __init mptctl_init(void) goto out_fail; } - mptctl_taskmgmt_id = mpt_register(mptctl_taskmgmt_reply, MPTCTL_DRIVER); + mptctl_taskmgmt_id = mpt_register(mptctl_taskmgmt_reply, MPTCTL_DRIVER, + "mptctl_taskmgmt_reply"); if (!mptctl_taskmgmt_id || mptctl_taskmgmt_id >= MPT_MAX_PROTOCOL_DRIVERS) { printk(KERN_ERR MYNAM ": ERROR: Failed to register with Fusion MPT base driver\n"); mpt_deregister(mptctl_id); diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c index b5f03ad81568..e15220ff52fc 100644 --- a/drivers/message/fusion/mptfc.c +++ b/drivers/message/fusion/mptfc.c @@ -1472,9 +1472,12 @@ mptfc_init(void) if (!mptfc_transport_template) return -ENODEV; - mptfcDoneCtx = mpt_register(mptscsih_io_done, MPTFC_DRIVER); - mptfcTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTFC_DRIVER); - mptfcInternalCtx = mpt_register(mptscsih_scandv_complete, MPTFC_DRIVER); + mptfcDoneCtx = mpt_register(mptscsih_io_done, MPTFC_DRIVER, + "mptscsih_scandv_complete"); + mptfcTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTFC_DRIVER, + "mptscsih_scandv_complete"); + mptfcInternalCtx = mpt_register(mptscsih_scandv_complete, MPTFC_DRIVER, + "mptscsih_scandv_complete"); mpt_event_register(mptfcDoneCtx, mptfc_event_process); mpt_reset_register(mptfcDoneCtx, mptfc_ioc_reset); diff --git a/drivers/message/fusion/mptlan.c b/drivers/message/fusion/mptlan.c index 4fa9665cbe93..cbe96072a6cc 100644 --- a/drivers/message/fusion/mptlan.c +++ b/drivers/message/fusion/mptlan.c @@ -1452,7 +1452,9 @@ static int __init mpt_lan_init (void) { show_mptmod_ver(LANAME, LANVER); - if ((LanCtx = mpt_register(lan_reply, MPTLAN_DRIVER)) <= 0) { + LanCtx = mpt_register(lan_reply, MPTLAN_DRIVER, + "lan_reply"); + if (LanCtx <= 0) { printk (KERN_ERR MYNAM ": Failed to register with MPT base driver\n"); return -EBUSY; } diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c index ac000e83db0e..83a5115f0251 100644 --- a/drivers/message/fusion/mptsas.c +++ b/drivers/message/fusion/mptsas.c @@ -57,6 +57,7 @@ #include <scsi/scsi_device.h> #include <scsi/scsi_host.h> #include <scsi/scsi_transport_sas.h> +#include <scsi/scsi_transport.h> #include <scsi/scsi_dbg.h> #include "mptbase.h" @@ -126,6 +127,7 @@ static void mptsas_scan_sas_topology(MPT_ADAPTER *ioc); static void mptsas_broadcast_primative_work(struct fw_event_work *fw_event); static void mptsas_handle_queue_full_event(struct fw_event_work *fw_event); static void mptsas_volume_delete(MPT_ADAPTER *ioc, u8 id); +void mptsas_schedule_target_reset(void *ioc); static void mptsas_print_phy_data(MPT_ADAPTER *ioc, MPI_SAS_IO_UNIT0_PHY_DATA *phy_data) @@ -1139,6 +1141,44 @@ mptsas_target_reset_queue(MPT_ADAPTER *ioc, } /** + * mptsas_schedule_target_reset- send pending target reset + * @iocp: per adapter object + * + * This function will delete scheduled target reset from the list and + * try to send next target reset. This will be called from completion + * context of any Task managment command. + */ + +void +mptsas_schedule_target_reset(void *iocp) +{ + MPT_ADAPTER *ioc = (MPT_ADAPTER *)(iocp); + MPT_SCSI_HOST *hd = shost_priv(ioc->sh); + struct list_head *head = &hd->target_reset_list; + struct mptsas_target_reset_event *target_reset_list; + u8 id, channel; + /* + * issue target reset to next device in the queue + */ + + head = &hd->target_reset_list; + if (list_empty(head)) + return; + + target_reset_list = list_entry(head->next, + struct mptsas_target_reset_event, list); + + id = target_reset_list->sas_event_data.TargetID; + channel = target_reset_list->sas_event_data.Bus; + target_reset_list->time_count = jiffies; + + if (mptsas_target_reset(ioc, channel, id)) + target_reset_list->target_reset_issued = 1; + return; +} + + +/** * mptsas_taskmgmt_complete - complete SAS task management function * @ioc: Pointer to MPT_ADAPTER structure * @@ -1222,28 +1262,12 @@ mptsas_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) * enable work queue to remove device from upper layers */ list_del(&target_reset_list->list); - if ((mptsas_find_vtarget(ioc, channel, id)) && !ioc->fw_events_off) + if (!ioc->fw_events_off) mptsas_queue_device_delete(ioc, &target_reset_list->sas_event_data); - /* - * issue target reset to next device in the queue - */ - - head = &hd->target_reset_list; - if (list_empty(head)) - return 1; - - target_reset_list = list_entry(head->next, struct mptsas_target_reset_event, - list); - - id = target_reset_list->sas_event_data.TargetID; - channel = target_reset_list->sas_event_data.Bus; - target_reset_list->time_count = jiffies; - - if (mptsas_target_reset(ioc, channel, id)) - target_reset_list->target_reset_issued = 1; + ioc->schedule_target_reset(ioc); return 1; } @@ -1889,6 +1913,48 @@ mptsas_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)) return mptscsih_qcmd(SCpnt,done); } +/** + * mptsas_mptsas_eh_timed_out - resets the scsi_cmnd timeout + * if the device under question is currently in the + * device removal delay. + * @sc: scsi command that the midlayer is about to time out + * + **/ +static enum blk_eh_timer_return mptsas_eh_timed_out(struct scsi_cmnd *sc) +{ + MPT_SCSI_HOST *hd; + MPT_ADAPTER *ioc; + VirtDevice *vdevice; + enum blk_eh_timer_return rc = BLK_EH_NOT_HANDLED; + + hd = shost_priv(sc->device->host); + if (hd == NULL) { + printk(KERN_ERR MYNAM ": %s: Can't locate host! (sc=%p)\n", + __func__, sc); + goto done; + } + + ioc = hd->ioc; + if (ioc->bus_type != SAS) { + printk(KERN_ERR MYNAM ": %s: Wrong bus type (sc=%p)\n", + __func__, sc); + goto done; + } + + vdevice = sc->device->hostdata; + if (vdevice && vdevice->vtarget && (vdevice->vtarget->inDMD + || vdevice->vtarget->deleted)) { + dtmprintk(ioc, printk(MYIOC_s_WARN_FMT ": %s: target removed " + "or in device removal delay (sc=%p)\n", + ioc->name, __func__, sc)); + rc = BLK_EH_RESET_TIMER; + goto done; + } + +done: + return rc; +} + static struct scsi_host_template mptsas_driver_template = { .module = THIS_MODULE, @@ -2364,7 +2430,7 @@ mptsas_sas_io_unit_pg1(MPT_ADAPTER *ioc) SasIOUnitPage1_t *buffer; dma_addr_t dma_handle; int error; - u16 device_missing_delay; + u8 device_missing_delay; memset(&hdr, 0, sizeof(ConfigExtendedPageHeader_t)); memset(&cfg, 0, sizeof(CONFIGPARMS)); @@ -2401,7 +2467,7 @@ mptsas_sas_io_unit_pg1(MPT_ADAPTER *ioc) ioc->io_missing_delay = le16_to_cpu(buffer->IODeviceMissingDelay); - device_missing_delay = le16_to_cpu(buffer->ReportDeviceMissingDelay); + device_missing_delay = buffer->ReportDeviceMissingDelay; ioc->device_missing_delay = (device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_UNIT_16) ? (device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_TIMEOUT_MASK) * 16 : device_missing_delay & MPI_SAS_IOUNIT1_REPORT_MISSING_TIMEOUT_MASK; @@ -2549,6 +2615,7 @@ mptsas_sas_device_pg0(MPT_ADAPTER *ioc, struct mptsas_devinfo *device_info, device_info->sas_address = le64_to_cpu(sas_address); device_info->device_info = le32_to_cpu(buffer->DeviceInfo); + device_info->flags = le16_to_cpu(buffer->Flags); out_free_consistent: pci_free_consistent(ioc->pcidev, hdr.ExtPageLength * 4, @@ -2960,6 +3027,7 @@ static int mptsas_probe_one_phy(struct device *dev, struct sas_phy *phy; struct sas_port *port; int error = 0; + VirtTarget *vtarget; if (!dev) { error = -ENODEV; @@ -3182,6 +3250,16 @@ static int mptsas_probe_one_phy(struct device *dev, rphy_to_expander_device(rphy)); } + /* If the device exists,verify it wasn't previously flagged + as a missing device. If so, clear it */ + vtarget = mptsas_find_vtarget(ioc, + phy_info->attached.channel, + phy_info->attached.id); + if (vtarget && vtarget->inDMD) { + printk(KERN_INFO "Device returned, unsetting inDMD\n"); + vtarget->inDMD = 0; + } + out: return error; } @@ -3635,9 +3713,42 @@ mptsas_send_link_status_event(struct fw_event_work *fw_event) MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION) phy_info->phy->negotiated_linkrate = SAS_LINK_RATE_FAILED; - else + else { phy_info->phy->negotiated_linkrate = SAS_LINK_RATE_UNKNOWN; + if (ioc->device_missing_delay && + mptsas_is_end_device(&phy_info->attached)) { + struct scsi_device *sdev; + VirtDevice *vdevice; + u8 channel, id; + id = phy_info->attached.id; + channel = phy_info->attached.channel; + devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT + "Link down for fw_id %d:fw_channel %d\n", + ioc->name, phy_info->attached.id, + phy_info->attached.channel)); + + shost_for_each_device(sdev, ioc->sh) { + vdevice = sdev->hostdata; + if ((vdevice == NULL) || + (vdevice->vtarget == NULL)) + continue; + if ((vdevice->vtarget->tflags & + MPT_TARGET_FLAGS_RAID_COMPONENT || + vdevice->vtarget->raidVolume)) + continue; + if (vdevice->vtarget->id == id && + vdevice->vtarget->channel == + channel) + devtprintk(ioc, + printk(MYIOC_s_DEBUG_FMT + "SDEV OUTSTANDING CMDS" + "%d\n", ioc->name, + sdev->device_busy)); + } + + } + } } out: mptsas_free_fw_event(ioc, fw_event); @@ -3840,6 +3951,13 @@ mptsas_probe_devices(MPT_ADAPTER *ioc) MPI_SAS_DEVICE_INFO_SATA_DEVICE)) == 0) continue; + /* If there is no FW B_T mapping for this device then continue + * */ + if (!(sas_device.flags & MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT) + || !(sas_device.flags & + MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED)) + continue; + phy_info = mptsas_refreshing_device_handles(ioc, &sas_device); if (!phy_info) continue; @@ -4149,6 +4267,14 @@ mptsas_adding_inactive_raid_components(MPT_ADAPTER *ioc, u8 channel, u8 id) phys_disk.PhysDiskID)) continue; + /* If there is no FW B_T mapping for this device then continue + * */ + if (!(sas_device.flags & MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT) + || !(sas_device.flags & + MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED)) + continue; + + phy_info = mptsas_find_phyinfo_by_sas_address(ioc, sas_device.sas_address); mptsas_add_end_device(ioc, phy_info); @@ -4171,6 +4297,7 @@ mptsas_hotplug_work(MPT_ADAPTER *ioc, struct fw_event_work *fw_event, struct mptsas_devinfo sas_device; VirtTarget *vtarget; int i; + struct mptsas_portinfo *port_info; switch (hot_plug_info->event_type) { @@ -4199,12 +4326,47 @@ mptsas_hotplug_work(MPT_ADAPTER *ioc, struct fw_event_work *fw_event, (hot_plug_info->channel << 8) + hot_plug_info->id); + /* If there is no FW B_T mapping for this device then break + * */ + if (!(sas_device.flags & MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT) + || !(sas_device.flags & + MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED)) + break; + if (!sas_device.handle) return; phy_info = mptsas_refreshing_device_handles(ioc, &sas_device); - if (!phy_info) + /* Only For SATA Device ADD */ + if (!phy_info && (sas_device.device_info & + MPI_SAS_DEVICE_INFO_SATA_DEVICE)) { + devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT + "%s %d SATA HOT PLUG: " + "parent handle of device %x\n", ioc->name, + __func__, __LINE__, sas_device.handle_parent)); + port_info = mptsas_find_portinfo_by_handle(ioc, + sas_device.handle_parent); + + if (port_info == ioc->hba_port_info) + mptsas_probe_hba_phys(ioc); + else if (port_info) + mptsas_expander_refresh(ioc, port_info); + else { + dfailprintk(ioc, printk(MYIOC_s_ERR_FMT + "%s %d port info is NULL\n", + ioc->name, __func__, __LINE__)); + break; + } + phy_info = mptsas_refreshing_device_handles + (ioc, &sas_device); + } + + if (!phy_info) { + dfailprintk(ioc, printk(MYIOC_s_ERR_FMT + "%s %d phy info is NULL\n", + ioc->name, __func__, __LINE__)); break; + } if (mptsas_get_rphy(phy_info)) break; @@ -4241,6 +4403,13 @@ mptsas_hotplug_work(MPT_ADAPTER *ioc, struct fw_event_work *fw_event, break; } + /* If there is no FW B_T mapping for this device then break + * */ + if (!(sas_device.flags & MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT) + || !(sas_device.flags & + MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED)) + break; + phy_info = mptsas_find_phyinfo_by_sas_address( ioc, sas_device.sas_address); @@ -4294,6 +4463,13 @@ mptsas_hotplug_work(MPT_ADAPTER *ioc, struct fw_event_work *fw_event, break; } + /* If there is no FW B_T mapping for this device then break + * */ + if (!(sas_device.flags & MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT) + || !(sas_device.flags & + MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED)) + break; + phy_info = mptsas_find_phyinfo_by_sas_address(ioc, sas_device.sas_address); if (!phy_info) { @@ -4727,8 +4903,9 @@ mptsas_broadcast_primative_work(struct fw_event_work *fw_event) mutex_unlock(&ioc->taskmgmt_cmds.mutex); if (issue_reset) { - printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n", - ioc->name, __func__); + printk(MYIOC_s_WARN_FMT + "Issuing Reset from %s!! doorbell=0x%08x\n", + ioc->name, __func__, mpt_GetIocState(ioc, 0)); mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP); } mptsas_free_fw_event(ioc, fw_event); @@ -4816,12 +4993,47 @@ mptsas_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *reply) { EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *sas_event_data = (EVENT_DATA_SAS_DEVICE_STATUS_CHANGE *)reply->Data; + u16 ioc_stat; + ioc_stat = le16_to_cpu(reply->IOCStatus); if (sas_event_data->ReasonCode == MPI_EVENT_SAS_DEV_STAT_RC_NOT_RESPONDING) { mptsas_target_reset_queue(ioc, sas_event_data); return 0; } + if (sas_event_data->ReasonCode == + MPI_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET && + ioc->device_missing_delay && + (ioc_stat & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE)) { + VirtTarget *vtarget = NULL; + u8 id, channel; + u32 log_info = le32_to_cpu(reply->IOCLogInfo); + + id = sas_event_data->TargetID; + channel = sas_event_data->Bus; + + vtarget = mptsas_find_vtarget(ioc, channel, id); + if (vtarget) { + devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT + "LogInfo (0x%x) available for " + "INTERNAL_DEVICE_RESET" + "fw_id %d fw_channel %d\n", ioc->name, + log_info, id, channel)); + if (vtarget->raidVolume) { + devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT + "Skipping Raid Volume for inDMD\n", + ioc->name)); + } else { + devtprintk(ioc, printk(MYIOC_s_DEBUG_FMT + "Setting device flag inDMD\n", + ioc->name)); + vtarget->inDMD = 1; + } + + } + + } + break; } case MPI_EVENT_SAS_EXPANDER_STATUS_CHANGE: @@ -4924,7 +5136,7 @@ mptsas_probe(struct pci_dev *pdev, const struct pci_device_id *id) ioc->DoneCtx = mptsasDoneCtx; ioc->TaskCtx = mptsasTaskCtx; ioc->InternalCtx = mptsasInternalCtx; - + ioc->schedule_target_reset = &mptsas_schedule_target_reset; /* Added sanity check on readiness of the MPT adapter. */ if (ioc->last_state != MPI_IOC_STATE_OPERATIONAL) { @@ -5154,14 +5366,20 @@ mptsas_init(void) sas_attach_transport(&mptsas_transport_functions); if (!mptsas_transport_template) return -ENODEV; + mptsas_transport_template->eh_timed_out = mptsas_eh_timed_out; - mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER); - mptsasTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSAS_DRIVER); + mptsasDoneCtx = mpt_register(mptscsih_io_done, MPTSAS_DRIVER, + "mptscsih_io_done"); + mptsasTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSAS_DRIVER, + "mptscsih_taskmgmt_complete"); mptsasInternalCtx = - mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER); - mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER); + mpt_register(mptscsih_scandv_complete, MPTSAS_DRIVER, + "mptscsih_scandv_complete"); + mptsasMgmtCtx = mpt_register(mptsas_mgmt_done, MPTSAS_DRIVER, + "mptsas_mgmt_done"); mptsasDeviceResetCtx = - mpt_register(mptsas_taskmgmt_complete, MPTSAS_DRIVER); + mpt_register(mptsas_taskmgmt_complete, MPTSAS_DRIVER, + "mptsas_taskmgmt_complete"); mpt_event_register(mptsasDoneCtx, mptsas_event_process); mpt_reset_register(mptsasDoneCtx, mptsas_ioc_reset); diff --git a/drivers/message/fusion/mptsas.h b/drivers/message/fusion/mptsas.h index 7b249edbda78..57e86ab77661 100644 --- a/drivers/message/fusion/mptsas.h +++ b/drivers/message/fusion/mptsas.h @@ -140,6 +140,7 @@ struct mptsas_devinfo { u64 sas_address; /* WWN of this device, SATA is assigned by HBA,expander */ u32 device_info; /* bitfield detailed info about this device */ + u16 flags; /* sas device pg0 flags */ }; /* diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index 5c53624e0e87..59b8f53d1ece 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -664,6 +664,7 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) u32 log_info; status = le16_to_cpu(pScsiReply->IOCStatus) & MPI_IOCSTATUS_MASK; + scsi_state = pScsiReply->SCSIState; scsi_status = pScsiReply->SCSIStatus; xfer_cnt = le32_to_cpu(pScsiReply->TransferCount); @@ -738,13 +739,36 @@ mptscsih_io_done(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *mr) case MPI_IOCSTATUS_SCSI_IOC_TERMINATED: /* 0x004B */ if ( ioc->bus_type == SAS ) { - u16 ioc_status = le16_to_cpu(pScsiReply->IOCStatus); - if (ioc_status & MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) { - if ((log_info & SAS_LOGINFO_MASK) - == SAS_LOGINFO_NEXUS_LOSS) { - sc->result = (DID_BUS_BUSY << 16); - break; - } + u16 ioc_status = + le16_to_cpu(pScsiReply->IOCStatus); + if ((ioc_status & + MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE) + && + ((log_info & SAS_LOGINFO_MASK) == + SAS_LOGINFO_NEXUS_LOSS)) { + VirtDevice *vdevice = + sc->device->hostdata; + + /* flag the device as being in + * device removal delay so we can + * notify the midlayer to hold off + * on timeout eh */ + if (vdevice && vdevice-> + vtarget && + vdevice->vtarget-> + raidVolume) + printk(KERN_INFO + "Skipping Raid Volume" + "for inDMD\n"); + else if (vdevice && + vdevice->vtarget) + vdevice->vtarget-> + inDMD = 1; + + sc->result = + (DID_TRANSPORT_DISRUPTED + << 16); + break; } } else if (ioc->bus_type == FC) { /* @@ -1704,8 +1728,9 @@ mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, CLEAR_MGMT_STATUS(ioc->taskmgmt_cmds.status) if (issue_hard_reset) { - printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n", - ioc->name, __func__); + printk(MYIOC_s_WARN_FMT + "Issuing Reset from %s!! doorbell=0x%08x\n", + ioc->name, __func__, mpt_GetIocState(ioc, 0)); retval = mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP); mpt_free_msg_frame(ioc, mf); } @@ -2132,6 +2157,8 @@ mptscsih_taskmgmt_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, mpt_clear_taskmgmt_in_progress_flag(ioc); ioc->taskmgmt_cmds.status &= ~MPT_MGMT_STATUS_PENDING; complete(&ioc->taskmgmt_cmds.done); + if (ioc->bus_type == SAS) + ioc->schedule_target_reset(ioc); return 1; } return 0; @@ -2459,6 +2486,8 @@ mptscsih_slave_configure(struct scsi_device *sdev) ioc->name,sdev->tagged_supported, sdev->simple_tags, sdev->ordered_tags)); + blk_queue_dma_alignment (sdev->request_queue, 512 - 1); + return 0; } @@ -3045,8 +3074,11 @@ mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *io) goto out; } if (!timeleft) { - printk(MYIOC_s_WARN_FMT "Issuing Reset from %s!!\n", - ioc->name, __func__); + printk(MYIOC_s_WARN_FMT + "Issuing Reset from %s!! doorbell=0x%08xh" + " cmd=0x%02x\n", + ioc->name, __func__, mpt_GetIocState(ioc, 0), + cmd); mpt_Soft_Hard_ResetHandler(ioc, CAN_SLEEP); mpt_free_msg_frame(ioc, mf); } diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c index 1abaa5d01ae3..0e2803155ae2 100644 --- a/drivers/message/fusion/mptspi.c +++ b/drivers/message/fusion/mptspi.c @@ -1551,9 +1551,12 @@ mptspi_init(void) if (!mptspi_transport_template) return -ENODEV; - mptspiDoneCtx = mpt_register(mptscsih_io_done, MPTSPI_DRIVER); - mptspiTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSPI_DRIVER); - mptspiInternalCtx = mpt_register(mptscsih_scandv_complete, MPTSPI_DRIVER); + mptspiDoneCtx = mpt_register(mptscsih_io_done, MPTSPI_DRIVER, + "mptscsih_io_done"); + mptspiTaskCtx = mpt_register(mptscsih_taskmgmt_complete, MPTSPI_DRIVER, + "mptscsih_taskmgmt_complete"); + mptspiInternalCtx = mpt_register(mptscsih_scandv_complete, + MPTSPI_DRIVER, "mptscsih_scandv_complete"); mpt_event_register(mptspiDoneCtx, mptspi_event_process); mpt_reset_register(mptspiDoneCtx, mptspi_ioc_reset); diff --git a/drivers/misc/enclosure.c b/drivers/misc/enclosure.c index 48c84a58163e..00e5fcac8fdf 100644 --- a/drivers/misc/enclosure.c +++ b/drivers/misc/enclosure.c @@ -285,8 +285,11 @@ enclosure_component_register(struct enclosure_device *edev, cdev->groups = enclosure_groups; err = device_register(cdev); - if (err) - ERR_PTR(err); + if (err) { + ecomp->number = -1; + put_device(cdev); + return ERR_PTR(err); + } return ecomp; } diff --git a/drivers/s390/cio/qdio_setup.c b/drivers/s390/cio/qdio_setup.c index 6326b67c45d2..34c7e4046df4 100644 --- a/drivers/s390/cio/qdio_setup.c +++ b/drivers/s390/cio/qdio_setup.c @@ -368,6 +368,8 @@ static void setup_qib(struct qdio_irq *irq_ptr, if (qebsm_possible()) irq_ptr->qib.rflags |= QIB_RFLAGS_ENABLE_QEBSM; + irq_ptr->qib.rflags |= init_data->qib_rflags; + irq_ptr->qib.qfmt = init_data->q_format; if (init_data->no_input_qs) irq_ptr->qib.isliba = diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index e331df2122f7..96fa1f536394 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -98,13 +98,11 @@ static void __init zfcp_init_device_setup(char *devstr) u64 wwpn, lun; /* duplicate devstr and keep the original for sysfs presentation*/ - str_saved = kmalloc(strlen(devstr) + 1, GFP_KERNEL); + str_saved = kstrdup(devstr, GFP_KERNEL); str = str_saved; if (!str) return; - strcpy(str, devstr); - token = strsep(&str, ","); if (!token || strlen(token) >= ZFCP_BUS_ID_SIZE) goto err_out; @@ -314,7 +312,7 @@ struct zfcp_unit *zfcp_unit_enqueue(struct zfcp_port *port, u64 fcp_lun) } retval = -EINVAL; - INIT_WORK(&unit->scsi_work, zfcp_scsi_scan); + INIT_WORK(&unit->scsi_work, zfcp_scsi_scan_work); spin_lock_init(&unit->latencies.lock); unit->latencies.write.channel.min = 0xFFFFFFFF; @@ -526,6 +524,10 @@ struct zfcp_adapter *zfcp_adapter_enqueue(struct ccw_device *ccw_device) rwlock_init(&adapter->port_list_lock); INIT_LIST_HEAD(&adapter->port_list); + INIT_LIST_HEAD(&adapter->events.list); + INIT_WORK(&adapter->events.work, zfcp_fc_post_event); + spin_lock_init(&adapter->events.list_lock); + init_waitqueue_head(&adapter->erp_ready_wq); init_waitqueue_head(&adapter->erp_done_wqh); diff --git a/drivers/s390/scsi/zfcp_cfdc.c b/drivers/s390/scsi/zfcp_cfdc.c index 1a2db0a35737..fcbd2b756da4 100644 --- a/drivers/s390/scsi/zfcp_cfdc.c +++ b/drivers/s390/scsi/zfcp_cfdc.c @@ -189,18 +189,12 @@ static long zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command, if (!fsf_cfdc) return -ENOMEM; - data = kmalloc(sizeof(struct zfcp_cfdc_data), GFP_KERNEL); - if (!data) { - retval = -ENOMEM; + data = memdup_user(data_user, sizeof(*data_user)); + if (IS_ERR(data)) { + retval = PTR_ERR(data); goto no_mem_sense; } - retval = copy_from_user(data, data_user, sizeof(*data)); - if (retval) { - retval = -EFAULT; - goto free_buffer; - } - if (data->signature != 0xCFDCACDF) { retval = -EINVAL; goto free_buffer; diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c index 075852f6968c..a86117b0d6e1 100644 --- a/drivers/s390/scsi/zfcp_dbf.c +++ b/drivers/s390/scsi/zfcp_dbf.c @@ -155,6 +155,8 @@ void _zfcp_dbf_hba_fsf_response(const char *tag2, int level, if (scsi_cmnd) { response->u.fcp.cmnd = (unsigned long)scsi_cmnd; response->u.fcp.serial = scsi_cmnd->serial_number; + response->u.fcp.data_dir = + qtcb->bottom.io.data_direction; } break; @@ -326,6 +328,7 @@ static void zfcp_dbf_hba_view_response(char **p, case FSF_QTCB_FCP_CMND: if (r->fsf_req_status & ZFCP_STATUS_FSFREQ_TASK_MANAGEMENT) break; + zfcp_dbf_out(p, "data_direction", "0x%04x", r->u.fcp.data_dir); zfcp_dbf_out(p, "scsi_cmnd", "0x%0Lx", r->u.fcp.cmnd); zfcp_dbf_out(p, "scsi_serial", "0x%016Lx", r->u.fcp.serial); *p += sprintf(*p, "\n"); @@ -1005,7 +1008,7 @@ int zfcp_dbf_adapter_register(struct zfcp_adapter *adapter) char dbf_name[DEBUG_MAX_NAME_LEN]; struct zfcp_dbf *dbf; - dbf = kmalloc(sizeof(struct zfcp_dbf), GFP_KERNEL); + dbf = kzalloc(sizeof(struct zfcp_dbf), GFP_KERNEL); if (!dbf) return -ENOMEM; diff --git a/drivers/s390/scsi/zfcp_dbf.h b/drivers/s390/scsi/zfcp_dbf.h index 457e046f2d28..2bcc3403126a 100644 --- a/drivers/s390/scsi/zfcp_dbf.h +++ b/drivers/s390/scsi/zfcp_dbf.h @@ -111,6 +111,7 @@ struct zfcp_dbf_hba_record_response { struct { u64 cmnd; u64 serial; + u32 data_dir; } fcp; struct { u64 wwpn; diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index 9fa1b064893e..e1c6b6e05a75 100644 --- a/drivers/s390/scsi/zfcp_def.h +++ b/drivers/s390/scsi/zfcp_def.h @@ -37,6 +37,7 @@ #include <asm/ebcdic.h> #include <asm/sysinfo.h> #include "zfcp_fsf.h" +#include "zfcp_fc.h" #include "zfcp_qdio.h" struct zfcp_reqlist; @@ -72,10 +73,12 @@ struct zfcp_reqlist; /* adapter status */ #define ZFCP_STATUS_ADAPTER_QDIOUP 0x00000002 +#define ZFCP_STATUS_ADAPTER_SIOSL_ISSUED 0x00000004 #define ZFCP_STATUS_ADAPTER_XCONFIG_OK 0x00000008 #define ZFCP_STATUS_ADAPTER_HOST_CON_INIT 0x00000010 #define ZFCP_STATUS_ADAPTER_ERP_PENDING 0x00000100 #define ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED 0x00000200 +#define ZFCP_STATUS_ADAPTER_DATA_DIV_ENABLED 0x00000400 /* remote port status */ #define ZFCP_STATUS_PORT_PHYS_OPEN 0x00000001 @@ -190,6 +193,7 @@ struct zfcp_adapter { struct service_level service_level; struct workqueue_struct *work_queue; struct device_dma_parameters dma_parms; + struct zfcp_fc_events events; }; struct zfcp_port { @@ -212,6 +216,7 @@ struct zfcp_port { struct work_struct test_link_work; struct work_struct rport_work; enum { RPORT_NONE, RPORT_ADD, RPORT_DEL } rport_task; + unsigned int starget_id; }; struct zfcp_unit { diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index fd068bc1bd0a..160b432c907f 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -141,9 +141,13 @@ static int zfcp_erp_required_act(int want, struct zfcp_adapter *adapter, if (!(p_status & ZFCP_STATUS_COMMON_UNBLOCKED)) need = ZFCP_ERP_ACTION_REOPEN_PORT; /* fall through */ - case ZFCP_ERP_ACTION_REOPEN_PORT: case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: p_status = atomic_read(&port->status); + if (!(p_status & ZFCP_STATUS_COMMON_OPEN)) + need = ZFCP_ERP_ACTION_REOPEN_PORT; + /* fall through */ + case ZFCP_ERP_ACTION_REOPEN_PORT: + p_status = atomic_read(&port->status); if (p_status & ZFCP_STATUS_COMMON_ERP_INUSE) return 0; a_status = atomic_read(&adapter->status); @@ -893,8 +897,7 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act) } if (port->d_id && !(p_status & ZFCP_STATUS_COMMON_NOESC)) { port->d_id = 0; - _zfcp_erp_port_reopen(port, 0, "erpsoc1", NULL); - return ZFCP_ERP_EXIT; + return ZFCP_ERP_FAILED; } /* fall through otherwise */ } @@ -1188,19 +1191,14 @@ static void zfcp_erp_action_cleanup(struct zfcp_erp_action *act, int result) switch (act->action) { case ZFCP_ERP_ACTION_REOPEN_UNIT: - if ((result == ZFCP_ERP_SUCCEEDED) && !unit->device) { - get_device(&unit->dev); - if (scsi_queue_work(unit->port->adapter->scsi_host, - &unit->scsi_work) <= 0) - put_device(&unit->dev); - } put_device(&unit->dev); break; - case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: case ZFCP_ERP_ACTION_REOPEN_PORT: if (result == ZFCP_ERP_SUCCEEDED) zfcp_scsi_schedule_rport_register(port); + /* fall through */ + case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: put_device(&port->dev); break; @@ -1247,6 +1245,11 @@ static int zfcp_erp_strategy(struct zfcp_erp_action *erp_action) goto unlock; } + if (erp_action->status & ZFCP_STATUS_ERP_TIMEDOUT) { + retval = ZFCP_ERP_FAILED; + goto check_target; + } + zfcp_erp_action_to_running(erp_action); /* no lock to allow for blocking operations */ @@ -1279,6 +1282,7 @@ static int zfcp_erp_strategy(struct zfcp_erp_action *erp_action) goto unlock; } +check_target: retval = zfcp_erp_strategy_check_target(erp_action, retval); zfcp_erp_action_dequeue(erp_action); retval = zfcp_erp_strategy_statechange(erp_action, retval); diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h index 48a8f93b72f5..3b93239c6f69 100644 --- a/drivers/s390/scsi/zfcp_ext.h +++ b/drivers/s390/scsi/zfcp_ext.h @@ -96,6 +96,9 @@ extern void zfcp_erp_adapter_access_changed(struct zfcp_adapter *, char *, extern void zfcp_erp_timeout_handler(unsigned long); /* zfcp_fc.c */ +extern void zfcp_fc_enqueue_event(struct zfcp_adapter *, + enum fc_host_event_code event_code, u32); +extern void zfcp_fc_post_event(struct work_struct *); extern void zfcp_fc_scan_ports(struct work_struct *); extern void zfcp_fc_incoming_els(struct zfcp_fsf_req *); extern void zfcp_fc_port_did_lookup(struct work_struct *); @@ -146,9 +149,10 @@ extern void zfcp_qdio_destroy(struct zfcp_qdio *); extern int zfcp_qdio_sbal_get(struct zfcp_qdio *); extern int zfcp_qdio_send(struct zfcp_qdio *, struct zfcp_qdio_req *); extern int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *, struct zfcp_qdio_req *, - struct scatterlist *, int); + struct scatterlist *); extern int zfcp_qdio_open(struct zfcp_qdio *); extern void zfcp_qdio_close(struct zfcp_qdio *); +extern void zfcp_qdio_siosl(struct zfcp_adapter *); /* zfcp_scsi.c */ extern struct zfcp_data zfcp_data; @@ -159,7 +163,10 @@ extern void zfcp_scsi_rport_work(struct work_struct *); extern void zfcp_scsi_schedule_rport_register(struct zfcp_port *); extern void zfcp_scsi_schedule_rport_block(struct zfcp_port *); extern void zfcp_scsi_schedule_rports_block(struct zfcp_adapter *); -extern void zfcp_scsi_scan(struct work_struct *); +extern void zfcp_scsi_scan(struct zfcp_unit *); +extern void zfcp_scsi_scan_work(struct work_struct *); +extern void zfcp_scsi_set_prot(struct zfcp_adapter *); +extern void zfcp_scsi_dif_sense_error(struct scsi_cmnd *, int); /* zfcp_sysfs.c */ extern struct attribute_group zfcp_sysfs_unit_attrs; diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c index 6f8ab43a4856..6f3ed2b9a349 100644 --- a/drivers/s390/scsi/zfcp_fc.c +++ b/drivers/s390/scsi/zfcp_fc.c @@ -23,6 +23,58 @@ static u32 zfcp_fc_rscn_range_mask[] = { [ELS_ADDR_FMT_FAB] = 0x000000, }; +/** + * zfcp_fc_post_event - post event to userspace via fc_transport + * @work: work struct with enqueued events + */ +void zfcp_fc_post_event(struct work_struct *work) +{ + struct zfcp_fc_event *event = NULL, *tmp = NULL; + LIST_HEAD(tmp_lh); + struct zfcp_fc_events *events = container_of(work, + struct zfcp_fc_events, work); + struct zfcp_adapter *adapter = container_of(events, struct zfcp_adapter, + events); + + spin_lock_bh(&events->list_lock); + list_splice_init(&events->list, &tmp_lh); + spin_unlock_bh(&events->list_lock); + + list_for_each_entry_safe(event, tmp, &tmp_lh, list) { + fc_host_post_event(adapter->scsi_host, fc_get_event_number(), + event->code, event->data); + list_del(&event->list); + kfree(event); + } + +} + +/** + * zfcp_fc_enqueue_event - safely enqueue FC HBA API event from irq context + * @adapter: The adapter where to enqueue the event + * @event_code: The event code (as defined in fc_host_event_code in + * scsi_transport_fc.h) + * @event_data: The event data (e.g. n_port page in case of els) + */ +void zfcp_fc_enqueue_event(struct zfcp_adapter *adapter, + enum fc_host_event_code event_code, u32 event_data) +{ + struct zfcp_fc_event *event; + + event = kmalloc(sizeof(struct zfcp_fc_event), GFP_ATOMIC); + if (!event) + return; + + event->code = event_code; + event->data = event_data; + + spin_lock(&adapter->events.list_lock); + list_add_tail(&event->list, &adapter->events.list); + spin_unlock(&adapter->events.list_lock); + + queue_work(adapter->work_queue, &adapter->events.work); +} + static int zfcp_fc_wka_port_get(struct zfcp_fc_wka_port *wka_port) { if (mutex_lock_interruptible(&wka_port->mutex)) @@ -148,6 +200,8 @@ static void zfcp_fc_incoming_rscn(struct zfcp_fsf_req *fsf_req) afmt = page->rscn_page_flags & ELS_RSCN_ADDR_FMT_MASK; _zfcp_fc_incoming_rscn(fsf_req, zfcp_fc_rscn_range_mask[afmt], page); + zfcp_fc_enqueue_event(fsf_req->adapter, FCH_EVT_RSCN, + *(u32 *)page); } queue_work(fsf_req->adapter->work_queue, &fsf_req->adapter->scan_work); } diff --git a/drivers/s390/scsi/zfcp_fc.h b/drivers/s390/scsi/zfcp_fc.h index 0747b087390d..938d50360166 100644 --- a/drivers/s390/scsi/zfcp_fc.h +++ b/drivers/s390/scsi/zfcp_fc.h @@ -30,6 +30,30 @@ #define ZFCP_FC_CTELS_TMO (2 * FC_DEF_R_A_TOV / 1000) /** + * struct zfcp_fc_event - FC HBAAPI event for internal queueing from irq context + * @code: Event code + * @data: Event data + * @list: list_head for zfcp_fc_events list + */ +struct zfcp_fc_event { + enum fc_host_event_code code; + u32 data; + struct list_head list; +}; + +/** + * struct zfcp_fc_events - Infrastructure for posting FC events from irq context + * @list: List for queueing of events from irq context to workqueue + * @list_lock: Lock for event list + * @work: work_struct for forwarding events in workqueue +*/ +struct zfcp_fc_events { + struct list_head list; + spinlock_t list_lock; + struct work_struct work; +}; + +/** * struct zfcp_fc_gid_pn_req - container for ct header plus gid_pn request * @ct_hdr: FC GS common transport header * @gid_pn: GID_PN request @@ -196,6 +220,9 @@ void zfcp_fc_scsi_to_fcp(struct fcp_cmnd *fcp, struct scsi_cmnd *scsi) memcpy(fcp->fc_cdb, scsi->cmnd, scsi->cmd_len); fcp->fc_dl = scsi_bufflen(scsi); + + if (scsi_get_prot_type(scsi) == SCSI_PROT_DIF_TYPE1) + fcp->fc_dl += fcp->fc_dl / scsi->device->sector_size * 8; } /** diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index 71663fb77310..9d1d7d1842ce 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -21,6 +21,7 @@ static void zfcp_fsf_request_timeout_handler(unsigned long data) { struct zfcp_adapter *adapter = (struct zfcp_adapter *) data; + zfcp_qdio_siosl(adapter); zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_COMMON_ERP_FAILED, "fsrth_1", NULL); } @@ -274,6 +275,7 @@ static void zfcp_fsf_status_read_handler(struct zfcp_fsf_req *req) break; case FSF_STATUS_READ_LINK_DOWN: zfcp_fsf_status_read_link_down(req); + zfcp_fc_enqueue_event(adapter, FCH_EVT_LINKDOWN, 0); break; case FSF_STATUS_READ_LINK_UP: dev_info(&adapter->ccw_device->dev, @@ -286,6 +288,8 @@ static void zfcp_fsf_status_read_handler(struct zfcp_fsf_req *req) ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED | ZFCP_STATUS_COMMON_ERP_FAILED, "fssrh_2", req); + zfcp_fc_enqueue_event(adapter, FCH_EVT_LINKUP, 0); + break; case FSF_STATUS_READ_NOTIFICATION_LOST: if (sr_buf->status_subtype & FSF_STATUS_READ_SUB_ACT_UPDATED) @@ -323,6 +327,7 @@ static void zfcp_fsf_fsfstatus_qual_eval(struct zfcp_fsf_req *req) dev_err(&req->adapter->ccw_device->dev, "The FCP adapter reported a problem " "that cannot be recovered\n"); + zfcp_qdio_siosl(req->adapter); zfcp_erp_adapter_shutdown(req->adapter, 0, "fsfsqe1", req); break; } @@ -413,6 +418,7 @@ static void zfcp_fsf_protstatus_eval(struct zfcp_fsf_req *req) dev_err(&adapter->ccw_device->dev, "0x%x is not a valid transfer protocol status\n", qtcb->prefix.prot_status); + zfcp_qdio_siosl(adapter); zfcp_erp_adapter_shutdown(adapter, 0, "fspse_9", req); } req->status |= ZFCP_STATUS_FSFREQ_ERROR; @@ -495,7 +501,7 @@ static int zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *req) fc_host_supported_classes(shost) = FC_COS_CLASS2 | FC_COS_CLASS3; adapter->hydra_version = bottom->adapter_type; - adapter->timer_ticks = bottom->timer_interval; + adapter->timer_ticks = bottom->timer_interval & ZFCP_FSF_TIMER_INT_MASK; adapter->stat_read_buf_num = max(bottom->status_read_buf_num, (u16)FSF_STATUS_READS_RECOM); @@ -523,6 +529,8 @@ static int zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *req) return -EIO; } + zfcp_scsi_set_prot(adapter); + return 0; } @@ -732,7 +740,7 @@ static int zfcp_fsf_req_send(struct zfcp_fsf_req *req) zfcp_reqlist_add(adapter->req_list, req); - req->qdio_req.qdio_outb_usage = atomic_read(&qdio->req_q.count); + req->qdio_req.qdio_outb_usage = atomic_read(&qdio->req_q_free); req->issued = get_clock(); if (zfcp_qdio_send(qdio, &req->qdio_req)) { del_timer(&req->timer); @@ -959,8 +967,7 @@ static void zfcp_fsf_setup_ct_els_unchained(struct zfcp_qdio *qdio, static int zfcp_fsf_setup_ct_els_sbals(struct zfcp_fsf_req *req, struct scatterlist *sg_req, - struct scatterlist *sg_resp, - int max_sbals) + struct scatterlist *sg_resp) { struct zfcp_adapter *adapter = req->adapter; u32 feat = adapter->adapter_features; @@ -983,18 +990,19 @@ static int zfcp_fsf_setup_ct_els_sbals(struct zfcp_fsf_req *req, return 0; } - bytes = zfcp_qdio_sbals_from_sg(adapter->qdio, &req->qdio_req, - sg_req, max_sbals); + bytes = zfcp_qdio_sbals_from_sg(adapter->qdio, &req->qdio_req, sg_req); if (bytes <= 0) return -EIO; + zfcp_qdio_set_sbale_last(adapter->qdio, &req->qdio_req); req->qtcb->bottom.support.req_buf_length = bytes; zfcp_qdio_skip_to_last_sbale(&req->qdio_req); bytes = zfcp_qdio_sbals_from_sg(adapter->qdio, &req->qdio_req, - sg_resp, max_sbals); + sg_resp); req->qtcb->bottom.support.resp_buf_length = bytes; if (bytes <= 0) return -EIO; + zfcp_qdio_set_sbale_last(adapter->qdio, &req->qdio_req); return 0; } @@ -1002,11 +1010,11 @@ static int zfcp_fsf_setup_ct_els_sbals(struct zfcp_fsf_req *req, static int zfcp_fsf_setup_ct_els(struct zfcp_fsf_req *req, struct scatterlist *sg_req, struct scatterlist *sg_resp, - int max_sbals, unsigned int timeout) + unsigned int timeout) { int ret; - ret = zfcp_fsf_setup_ct_els_sbals(req, sg_req, sg_resp, max_sbals); + ret = zfcp_fsf_setup_ct_els_sbals(req, sg_req, sg_resp); if (ret) return ret; @@ -1046,8 +1054,7 @@ int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *wka_port, } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - ret = zfcp_fsf_setup_ct_els(req, ct->req, ct->resp, - ZFCP_FSF_MAX_SBALS_PER_REQ, timeout); + ret = zfcp_fsf_setup_ct_els(req, ct->req, ct->resp, timeout); if (ret) goto failed_send; @@ -1143,7 +1150,10 @@ int zfcp_fsf_send_els(struct zfcp_adapter *adapter, u32 d_id, } req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; - ret = zfcp_fsf_setup_ct_els(req, els->req, els->resp, 2, timeout); + + zfcp_qdio_sbal_limit(qdio, &req->qdio_req, 2); + + ret = zfcp_fsf_setup_ct_els(req, els->req, els->resp, timeout); if (ret) goto failed_send; @@ -2025,7 +2035,7 @@ static void zfcp_fsf_req_trace(struct zfcp_fsf_req *req, struct scsi_cmnd *scsi) blktrc.magic = ZFCP_BLK_DRV_DATA_MAGIC; if (req->status & ZFCP_STATUS_FSFREQ_ERROR) blktrc.flags |= ZFCP_BLK_REQ_ERROR; - blktrc.inb_usage = req->qdio_req.qdio_inb_usage; + blktrc.inb_usage = 0; blktrc.outb_usage = req->qdio_req.qdio_outb_usage; if (req->adapter->adapter_features & FSF_FEATURE_MEASUREMENT_DATA && @@ -2035,9 +2045,13 @@ static void zfcp_fsf_req_trace(struct zfcp_fsf_req *req, struct scsi_cmnd *scsi) blktrc.fabric_lat = lat_in->fabric_lat * ticks; switch (req->qtcb->bottom.io.data_direction) { + case FSF_DATADIR_DIF_READ_STRIP: + case FSF_DATADIR_DIF_READ_CONVERT: case FSF_DATADIR_READ: lat = &unit->latencies.read; break; + case FSF_DATADIR_DIF_WRITE_INSERT: + case FSF_DATADIR_DIF_WRITE_CONVERT: case FSF_DATADIR_WRITE: lat = &unit->latencies.write; break; @@ -2078,6 +2092,21 @@ static void zfcp_fsf_send_fcp_command_task_handler(struct zfcp_fsf_req *req) goto skip_fsfstatus; } + switch (req->qtcb->header.fsf_status) { + case FSF_INCONSISTENT_PROT_DATA: + case FSF_INVALID_PROT_PARM: + set_host_byte(scpnt, DID_ERROR); + goto skip_fsfstatus; + case FSF_BLOCK_GUARD_CHECK_FAILURE: + zfcp_scsi_dif_sense_error(scpnt, 0x1); + goto skip_fsfstatus; + case FSF_APP_TAG_CHECK_FAILURE: + zfcp_scsi_dif_sense_error(scpnt, 0x2); + goto skip_fsfstatus; + case FSF_REF_TAG_CHECK_FAILURE: + zfcp_scsi_dif_sense_error(scpnt, 0x3); + goto skip_fsfstatus; + } fcp_rsp = (struct fcp_resp_with_ext *) &req->qtcb->bottom.io.fcp_rsp; zfcp_fc_eval_fcp_rsp(fcp_rsp, scpnt); @@ -2187,6 +2216,44 @@ skip_fsfstatus: } } +static int zfcp_fsf_set_data_dir(struct scsi_cmnd *scsi_cmnd, u32 *data_dir) +{ + switch (scsi_get_prot_op(scsi_cmnd)) { + case SCSI_PROT_NORMAL: + switch (scsi_cmnd->sc_data_direction) { + case DMA_NONE: + *data_dir = FSF_DATADIR_CMND; + break; + case DMA_FROM_DEVICE: + *data_dir = FSF_DATADIR_READ; + break; + case DMA_TO_DEVICE: + *data_dir = FSF_DATADIR_WRITE; + break; + case DMA_BIDIRECTIONAL: + return -EINVAL; + } + break; + + case SCSI_PROT_READ_STRIP: + *data_dir = FSF_DATADIR_DIF_READ_STRIP; + break; + case SCSI_PROT_WRITE_INSERT: + *data_dir = FSF_DATADIR_DIF_WRITE_INSERT; + break; + case SCSI_PROT_READ_PASS: + *data_dir = FSF_DATADIR_DIF_READ_CONVERT; + break; + case SCSI_PROT_WRITE_PASS: + *data_dir = FSF_DATADIR_DIF_WRITE_CONVERT; + break; + default: + return -EINVAL; + } + + return 0; +} + /** * zfcp_fsf_send_fcp_command_task - initiate an FCP command (for a SCSI command) * @unit: unit where command is sent to @@ -2198,16 +2265,17 @@ int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *unit, struct zfcp_fsf_req *req; struct fcp_cmnd *fcp_cmnd; unsigned int sbtype = SBAL_FLAGS0_TYPE_READ; - int real_bytes, retval = -EIO; + int real_bytes, retval = -EIO, dix_bytes = 0; struct zfcp_adapter *adapter = unit->port->adapter; struct zfcp_qdio *qdio = adapter->qdio; + struct fsf_qtcb_bottom_io *io; if (unlikely(!(atomic_read(&unit->status) & ZFCP_STATUS_COMMON_UNBLOCKED))) return -EBUSY; spin_lock(&qdio->req_q_lock); - if (atomic_read(&qdio->req_q.count) <= 0) { + if (atomic_read(&qdio->req_q_free) <= 0) { atomic_inc(&qdio->req_q_full); goto out; } @@ -2223,56 +2291,45 @@ int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *unit, goto out; } + scsi_cmnd->host_scribble = (unsigned char *) req->req_id; + + io = &req->qtcb->bottom.io; req->status |= ZFCP_STATUS_FSFREQ_CLEANUP; req->unit = unit; req->data = scsi_cmnd; req->handler = zfcp_fsf_send_fcp_command_handler; req->qtcb->header.lun_handle = unit->handle; req->qtcb->header.port_handle = unit->port->handle; - req->qtcb->bottom.io.service_class = FSF_CLASS_3; - req->qtcb->bottom.io.fcp_cmnd_length = FCP_CMND_LEN; + io->service_class = FSF_CLASS_3; + io->fcp_cmnd_length = FCP_CMND_LEN; - scsi_cmnd->host_scribble = (unsigned char *) req->req_id; - - /* - * set depending on data direction: - * data direction bits in SBALE (SB Type) - * data direction bits in QTCB - */ - switch (scsi_cmnd->sc_data_direction) { - case DMA_NONE: - req->qtcb->bottom.io.data_direction = FSF_DATADIR_CMND; - break; - case DMA_FROM_DEVICE: - req->qtcb->bottom.io.data_direction = FSF_DATADIR_READ; - break; - case DMA_TO_DEVICE: - req->qtcb->bottom.io.data_direction = FSF_DATADIR_WRITE; - break; - case DMA_BIDIRECTIONAL: - goto failed_scsi_cmnd; + if (scsi_get_prot_op(scsi_cmnd) != SCSI_PROT_NORMAL) { + io->data_block_length = scsi_cmnd->device->sector_size; + io->ref_tag_value = scsi_get_lba(scsi_cmnd) & 0xFFFFFFFF; } + zfcp_fsf_set_data_dir(scsi_cmnd, &io->data_direction); + get_device(&unit->dev); fcp_cmnd = (struct fcp_cmnd *) &req->qtcb->bottom.io.fcp_cmnd; zfcp_fc_scsi_to_fcp(fcp_cmnd, scsi_cmnd); + if (scsi_prot_sg_count(scsi_cmnd)) { + zfcp_qdio_set_data_div(qdio, &req->qdio_req, + scsi_prot_sg_count(scsi_cmnd)); + dix_bytes = zfcp_qdio_sbals_from_sg(qdio, &req->qdio_req, + scsi_prot_sglist(scsi_cmnd)); + io->prot_data_length = dix_bytes; + } + real_bytes = zfcp_qdio_sbals_from_sg(qdio, &req->qdio_req, - scsi_sglist(scsi_cmnd), - ZFCP_FSF_MAX_SBALS_PER_REQ); - if (unlikely(real_bytes < 0)) { - if (req->qdio_req.sbal_number >= ZFCP_FSF_MAX_SBALS_PER_REQ) { - dev_err(&adapter->ccw_device->dev, - "Oversize data package, unit 0x%016Lx " - "on port 0x%016Lx closed\n", - (unsigned long long)unit->fcp_lun, - (unsigned long long)unit->port->wwpn); - zfcp_erp_unit_shutdown(unit, 0, "fssfct1", req); - retval = -EINVAL; - } + scsi_sglist(scsi_cmnd)); + + if (unlikely(real_bytes < 0) || unlikely(dix_bytes < 0)) goto failed_scsi_cmnd; - } + + zfcp_qdio_set_sbale_last(adapter->qdio, &req->qdio_req); retval = zfcp_fsf_req_send(req); if (unlikely(retval)) @@ -2391,13 +2448,13 @@ struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *adapter, bottom->operation_subtype = FSF_CFDC_OPERATION_SUBTYPE; bottom->option = fsf_cfdc->option; - bytes = zfcp_qdio_sbals_from_sg(qdio, &req->qdio_req, - fsf_cfdc->sg, - ZFCP_FSF_MAX_SBALS_PER_REQ); + bytes = zfcp_qdio_sbals_from_sg(qdio, &req->qdio_req, fsf_cfdc->sg); + if (bytes != ZFCP_CFDC_MAX_SIZE) { zfcp_fsf_req_free(req); goto out; } + zfcp_qdio_set_sbale_last(adapter->qdio, &req->qdio_req); zfcp_fsf_start_timer(req, ZFCP_FSF_REQUEST_TIMEOUT); retval = zfcp_fsf_req_send(req); @@ -2419,7 +2476,7 @@ out: void zfcp_fsf_reqid_check(struct zfcp_qdio *qdio, int sbal_idx) { struct zfcp_adapter *adapter = qdio->adapter; - struct qdio_buffer *sbal = qdio->resp_q.sbal[sbal_idx]; + struct qdio_buffer *sbal = qdio->res_q[sbal_idx]; struct qdio_buffer_element *sbale; struct zfcp_fsf_req *fsf_req; unsigned long req_id; @@ -2431,17 +2488,17 @@ void zfcp_fsf_reqid_check(struct zfcp_qdio *qdio, int sbal_idx) req_id = (unsigned long) sbale->addr; fsf_req = zfcp_reqlist_find_rm(adapter->req_list, req_id); - if (!fsf_req) + if (!fsf_req) { /* * Unknown request means that we have potentially memory * corruption and must stop the machine immediately. */ + zfcp_qdio_siosl(adapter); panic("error: unknown req_id (%lx) on adapter %s.\n", req_id, dev_name(&adapter->ccw_device->dev)); + } fsf_req->qdio_req.sbal_response = sbal_idx; - fsf_req->qdio_req.qdio_inb_usage = - atomic_read(&qdio->resp_q.count); zfcp_fsf_req_complete(fsf_req); if (likely(sbale->flags & SBAL_FLAGS_LAST_ENTRY)) diff --git a/drivers/s390/scsi/zfcp_fsf.h b/drivers/s390/scsi/zfcp_fsf.h index 519083fd6e89..db8c85382dca 100644 --- a/drivers/s390/scsi/zfcp_fsf.h +++ b/drivers/s390/scsi/zfcp_fsf.h @@ -80,11 +80,15 @@ #define FSF_REQUEST_SIZE_TOO_LARGE 0x00000061 #define FSF_RESPONSE_SIZE_TOO_LARGE 0x00000062 #define FSF_SBAL_MISMATCH 0x00000063 +#define FSF_INCONSISTENT_PROT_DATA 0x00000070 +#define FSF_INVALID_PROT_PARM 0x00000071 +#define FSF_BLOCK_GUARD_CHECK_FAILURE 0x00000081 +#define FSF_APP_TAG_CHECK_FAILURE 0x00000082 +#define FSF_REF_TAG_CHECK_FAILURE 0x00000083 #define FSF_ADAPTER_STATUS_AVAILABLE 0x000000AD #define FSF_UNKNOWN_COMMAND 0x000000E2 #define FSF_UNKNOWN_OP_SUBTYPE 0x000000E3 #define FSF_INVALID_COMMAND_OPTION 0x000000E5 -/* #define FSF_ERROR 0x000000FF */ #define FSF_PROT_STATUS_QUAL_SIZE 16 #define FSF_STATUS_QUALIFIER_SIZE 16 @@ -147,18 +151,17 @@ #define FSF_DATADIR_WRITE 0x00000001 #define FSF_DATADIR_READ 0x00000002 #define FSF_DATADIR_CMND 0x00000004 +#define FSF_DATADIR_DIF_WRITE_INSERT 0x00000009 +#define FSF_DATADIR_DIF_READ_STRIP 0x0000000a +#define FSF_DATADIR_DIF_WRITE_CONVERT 0x0000000b +#define FSF_DATADIR_DIF_READ_CONVERT 0X0000000c + +/* data protection control flags */ +#define FSF_APP_TAG_CHECK_ENABLE 0x10 /* fc service class */ #define FSF_CLASS_3 0x00000003 -/* SBAL chaining */ -#define ZFCP_FSF_MAX_SBALS_PER_REQ 36 - -/* max. number of (data buffer) SBALEs in largest SBAL chain - * request ID + QTCB in SBALE 0 + 1 of first SBAL in chain */ -#define ZFCP_FSF_MAX_SBALES_PER_REQ \ - (ZFCP_FSF_MAX_SBALS_PER_REQ * ZFCP_QDIO_MAX_SBALES_PER_SBAL - 2) - /* logging space behind QTCB */ #define FSF_QTCB_LOG_SIZE 1024 @@ -170,6 +173,8 @@ #define FSF_FEATURE_ELS_CT_CHAINED_SBALS 0x00000020 #define FSF_FEATURE_UPDATE_ALERT 0x00000100 #define FSF_FEATURE_MEASUREMENT_DATA 0x00000200 +#define FSF_FEATURE_DIF_PROT_TYPE1 0x00010000 +#define FSF_FEATURE_DIX_PROT_TCPIP 0x00020000 /* host connection features */ #define FSF_FEATURE_NPIV_MODE 0x00000001 @@ -324,9 +329,14 @@ struct fsf_qtcb_header { struct fsf_qtcb_bottom_io { u32 data_direction; u32 service_class; - u8 res1[8]; + u8 res1; + u8 data_prot_flags; + u16 app_tag_value; + u32 ref_tag_value; u32 fcp_cmnd_length; - u8 res2[12]; + u32 data_block_length; + u32 prot_data_length; + u8 res2[4]; u8 fcp_cmnd[FSF_FCP_CMND_SIZE]; u8 fcp_rsp[FSF_FCP_RSP_SIZE]; u8 res3[64]; @@ -352,6 +362,8 @@ struct fsf_qtcb_bottom_support { u8 els[256]; } __attribute__ ((packed)); +#define ZFCP_FSF_TIMER_INT_MASK 0x3FFF + struct fsf_qtcb_bottom_config { u32 lic_version; u32 feature_selection; diff --git a/drivers/s390/scsi/zfcp_qdio.c b/drivers/s390/scsi/zfcp_qdio.c index 6fa5e0453176..b2635759721c 100644 --- a/drivers/s390/scsi/zfcp_qdio.c +++ b/drivers/s390/scsi/zfcp_qdio.c @@ -30,12 +30,15 @@ static int zfcp_qdio_buffers_enqueue(struct qdio_buffer **sbal) return 0; } -static void zfcp_qdio_handler_error(struct zfcp_qdio *qdio, char *id) +static void zfcp_qdio_handler_error(struct zfcp_qdio *qdio, char *id, + unsigned int qdio_err) { struct zfcp_adapter *adapter = qdio->adapter; dev_warn(&adapter->ccw_device->dev, "A QDIO problem occurred\n"); + if (qdio_err & QDIO_ERROR_SLSB_STATE) + zfcp_qdio_siosl(adapter); zfcp_erp_adapter_reopen(adapter, ZFCP_STATUS_ADAPTER_LINK_UNPLUGGED | ZFCP_STATUS_COMMON_ERP_FAILED, id, NULL); @@ -55,72 +58,47 @@ static void zfcp_qdio_zero_sbals(struct qdio_buffer *sbal[], int first, int cnt) static inline void zfcp_qdio_account(struct zfcp_qdio *qdio) { unsigned long long now, span; - int free, used; + int used; spin_lock(&qdio->stat_lock); now = get_clock_monotonic(); span = (now - qdio->req_q_time) >> 12; - free = atomic_read(&qdio->req_q.count); - used = QDIO_MAX_BUFFERS_PER_Q - free; + used = QDIO_MAX_BUFFERS_PER_Q - atomic_read(&qdio->req_q_free); qdio->req_q_util += used * span; qdio->req_q_time = now; spin_unlock(&qdio->stat_lock); } static void zfcp_qdio_int_req(struct ccw_device *cdev, unsigned int qdio_err, - int queue_no, int first, int count, + int queue_no, int idx, int count, unsigned long parm) { struct zfcp_qdio *qdio = (struct zfcp_qdio *) parm; - struct zfcp_qdio_queue *queue = &qdio->req_q; if (unlikely(qdio_err)) { - zfcp_dbf_hba_qdio(qdio->adapter->dbf, qdio_err, first, - count); - zfcp_qdio_handler_error(qdio, "qdireq1"); + zfcp_dbf_hba_qdio(qdio->adapter->dbf, qdio_err, idx, count); + zfcp_qdio_handler_error(qdio, "qdireq1", qdio_err); return; } /* cleanup all SBALs being program-owned now */ - zfcp_qdio_zero_sbals(queue->sbal, first, count); + zfcp_qdio_zero_sbals(qdio->req_q, idx, count); zfcp_qdio_account(qdio); - atomic_add(count, &queue->count); + atomic_add(count, &qdio->req_q_free); wake_up(&qdio->req_q_wq); } -static void zfcp_qdio_resp_put_back(struct zfcp_qdio *qdio, int processed) -{ - struct zfcp_qdio_queue *queue = &qdio->resp_q; - struct ccw_device *cdev = qdio->adapter->ccw_device; - u8 count, start = queue->first; - unsigned int retval; - - count = atomic_read(&queue->count) + processed; - - retval = do_QDIO(cdev, QDIO_FLAG_SYNC_INPUT, 0, start, count); - - if (unlikely(retval)) { - atomic_set(&queue->count, count); - zfcp_erp_adapter_reopen(qdio->adapter, 0, "qdrpb_1", NULL); - } else { - queue->first += count; - queue->first %= QDIO_MAX_BUFFERS_PER_Q; - atomic_set(&queue->count, 0); - } -} - static void zfcp_qdio_int_resp(struct ccw_device *cdev, unsigned int qdio_err, - int queue_no, int first, int count, + int queue_no, int idx, int count, unsigned long parm) { struct zfcp_qdio *qdio = (struct zfcp_qdio *) parm; int sbal_idx, sbal_no; if (unlikely(qdio_err)) { - zfcp_dbf_hba_qdio(qdio->adapter->dbf, qdio_err, first, - count); - zfcp_qdio_handler_error(qdio, "qdires1"); + zfcp_dbf_hba_qdio(qdio->adapter->dbf, qdio_err, idx, count); + zfcp_qdio_handler_error(qdio, "qdires1", qdio_err); return; } @@ -129,25 +107,16 @@ static void zfcp_qdio_int_resp(struct ccw_device *cdev, unsigned int qdio_err, * returned by QDIO layer */ for (sbal_no = 0; sbal_no < count; sbal_no++) { - sbal_idx = (first + sbal_no) % QDIO_MAX_BUFFERS_PER_Q; + sbal_idx = (idx + sbal_no) % QDIO_MAX_BUFFERS_PER_Q; /* go through all SBALEs of SBAL */ zfcp_fsf_reqid_check(qdio, sbal_idx); } /* - * put range of SBALs back to response queue - * (including SBALs which have already been free before) + * put SBALs back to response queue */ - zfcp_qdio_resp_put_back(qdio, count); -} - -static void zfcp_qdio_sbal_limit(struct zfcp_qdio *qdio, - struct zfcp_qdio_req *q_req, int max_sbals) -{ - int count = atomic_read(&qdio->req_q.count); - count = min(count, max_sbals); - q_req->sbal_limit = (q_req->sbal_first + count - 1) - % QDIO_MAX_BUFFERS_PER_Q; + if (do_QDIO(cdev, QDIO_FLAG_SYNC_INPUT, 0, idx, count)) + zfcp_erp_adapter_reopen(qdio->adapter, 0, "qdires2", NULL); } static struct qdio_buffer_element * @@ -173,6 +142,7 @@ zfcp_qdio_sbal_chain(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req) /* keep this requests number of SBALs up-to-date */ q_req->sbal_number++; + BUG_ON(q_req->sbal_number > ZFCP_QDIO_MAX_SBALS_PER_REQ); /* start at first SBALE of new SBAL */ q_req->sbale_curr = 0; @@ -193,17 +163,6 @@ zfcp_qdio_sbale_next(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req) return zfcp_qdio_sbale_curr(qdio, q_req); } -static void zfcp_qdio_undo_sbals(struct zfcp_qdio *qdio, - struct zfcp_qdio_req *q_req) -{ - struct qdio_buffer **sbal = qdio->req_q.sbal; - int first = q_req->sbal_first; - int last = q_req->sbal_last; - int count = (last - first + QDIO_MAX_BUFFERS_PER_Q) % - QDIO_MAX_BUFFERS_PER_Q + 1; - zfcp_qdio_zero_sbals(sbal, first, count); -} - /** * zfcp_qdio_sbals_from_sg - fill SBALs from scatter-gather list * @qdio: pointer to struct zfcp_qdio @@ -213,14 +172,11 @@ static void zfcp_qdio_undo_sbals(struct zfcp_qdio *qdio, * Returns: number of bytes, or error (negativ) */ int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req, - struct scatterlist *sg, int max_sbals) + struct scatterlist *sg) { struct qdio_buffer_element *sbale; int bytes = 0; - /* figure out last allowed SBAL */ - zfcp_qdio_sbal_limit(qdio, q_req, max_sbals); - /* set storage-block type for this request */ sbale = zfcp_qdio_sbale_req(qdio, q_req); sbale->flags |= q_req->sbtype; @@ -229,7 +185,8 @@ int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req, sbale = zfcp_qdio_sbale_next(qdio, q_req); if (!sbale) { atomic_inc(&qdio->req_q_full); - zfcp_qdio_undo_sbals(qdio, q_req); + zfcp_qdio_zero_sbals(qdio->req_q, q_req->sbal_first, + q_req->sbal_number); return -EINVAL; } @@ -239,19 +196,13 @@ int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req, bytes += sg->length; } - /* assume that no other SBALEs are to follow in the same SBAL */ - sbale = zfcp_qdio_sbale_curr(qdio, q_req); - sbale->flags |= SBAL_FLAGS_LAST_ENTRY; - return bytes; } static int zfcp_qdio_sbal_check(struct zfcp_qdio *qdio) { - struct zfcp_qdio_queue *req_q = &qdio->req_q; - spin_lock_bh(&qdio->req_q_lock); - if (atomic_read(&req_q->count) || + if (atomic_read(&qdio->req_q_free) || !(atomic_read(&qdio->adapter->status) & ZFCP_STATUS_ADAPTER_QDIOUP)) return 1; spin_unlock_bh(&qdio->req_q_lock); @@ -300,25 +251,25 @@ int zfcp_qdio_sbal_get(struct zfcp_qdio *qdio) */ int zfcp_qdio_send(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req) { - struct zfcp_qdio_queue *req_q = &qdio->req_q; - int first = q_req->sbal_first; - int count = q_req->sbal_number; int retval; - unsigned int qdio_flags = QDIO_FLAG_SYNC_OUTPUT; + u8 sbal_number = q_req->sbal_number; zfcp_qdio_account(qdio); - retval = do_QDIO(qdio->adapter->ccw_device, qdio_flags, 0, first, - count); + retval = do_QDIO(qdio->adapter->ccw_device, QDIO_FLAG_SYNC_OUTPUT, 0, + q_req->sbal_first, sbal_number); + if (unlikely(retval)) { - zfcp_qdio_zero_sbals(req_q->sbal, first, count); + zfcp_qdio_zero_sbals(qdio->req_q, q_req->sbal_first, + sbal_number); return retval; } /* account for transferred buffers */ - atomic_sub(count, &req_q->count); - req_q->first += count; - req_q->first %= QDIO_MAX_BUFFERS_PER_Q; + atomic_sub(sbal_number, &qdio->req_q_free); + qdio->req_q_idx += sbal_number; + qdio->req_q_idx %= QDIO_MAX_BUFFERS_PER_Q; + return 0; } @@ -331,6 +282,7 @@ static void zfcp_qdio_setup_init_data(struct qdio_initialize *id, id->q_format = QDIO_ZFCP_QFMT; memcpy(id->adapter_name, dev_name(&id->cdev->dev), 8); ASCEBC(id->adapter_name, 8); + id->qib_rflags = QIB_RFLAGS_ENABLE_DATA_DIV; id->qib_param_field_format = 0; id->qib_param_field = NULL; id->input_slib_elements = NULL; @@ -340,10 +292,10 @@ static void zfcp_qdio_setup_init_data(struct qdio_initialize *id, id->input_handler = zfcp_qdio_int_resp; id->output_handler = zfcp_qdio_int_req; id->int_parm = (unsigned long) qdio; - id->input_sbal_addr_array = (void **) (qdio->resp_q.sbal); - id->output_sbal_addr_array = (void **) (qdio->req_q.sbal); - + id->input_sbal_addr_array = (void **) (qdio->res_q); + id->output_sbal_addr_array = (void **) (qdio->req_q); } + /** * zfcp_qdio_allocate - allocate queue memory and initialize QDIO data * @adapter: pointer to struct zfcp_adapter @@ -354,8 +306,8 @@ static int zfcp_qdio_allocate(struct zfcp_qdio *qdio) { struct qdio_initialize init_data; - if (zfcp_qdio_buffers_enqueue(qdio->req_q.sbal) || - zfcp_qdio_buffers_enqueue(qdio->resp_q.sbal)) + if (zfcp_qdio_buffers_enqueue(qdio->req_q) || + zfcp_qdio_buffers_enqueue(qdio->res_q)) return -ENOMEM; zfcp_qdio_setup_init_data(&init_data, qdio); @@ -369,34 +321,30 @@ static int zfcp_qdio_allocate(struct zfcp_qdio *qdio) */ void zfcp_qdio_close(struct zfcp_qdio *qdio) { - struct zfcp_qdio_queue *req_q; - int first, count; + struct zfcp_adapter *adapter = qdio->adapter; + int idx, count; - if (!(atomic_read(&qdio->adapter->status) & ZFCP_STATUS_ADAPTER_QDIOUP)) + if (!(atomic_read(&adapter->status) & ZFCP_STATUS_ADAPTER_QDIOUP)) return; /* clear QDIOUP flag, thus do_QDIO is not called during qdio_shutdown */ - req_q = &qdio->req_q; spin_lock_bh(&qdio->req_q_lock); - atomic_clear_mask(ZFCP_STATUS_ADAPTER_QDIOUP, &qdio->adapter->status); + atomic_clear_mask(ZFCP_STATUS_ADAPTER_QDIOUP, &adapter->status); spin_unlock_bh(&qdio->req_q_lock); wake_up(&qdio->req_q_wq); - qdio_shutdown(qdio->adapter->ccw_device, - QDIO_FLAG_CLEANUP_USING_CLEAR); + qdio_shutdown(adapter->ccw_device, QDIO_FLAG_CLEANUP_USING_CLEAR); /* cleanup used outbound sbals */ - count = atomic_read(&req_q->count); + count = atomic_read(&qdio->req_q_free); if (count < QDIO_MAX_BUFFERS_PER_Q) { - first = (req_q->first + count) % QDIO_MAX_BUFFERS_PER_Q; + idx = (qdio->req_q_idx + count) % QDIO_MAX_BUFFERS_PER_Q; count = QDIO_MAX_BUFFERS_PER_Q - count; - zfcp_qdio_zero_sbals(req_q->sbal, first, count); + zfcp_qdio_zero_sbals(qdio->req_q, idx, count); } - req_q->first = 0; - atomic_set(&req_q->count, 0); - qdio->resp_q.first = 0; - atomic_set(&qdio->resp_q.count, 0); + qdio->req_q_idx = 0; + atomic_set(&qdio->req_q_free, 0); } /** @@ -408,34 +356,45 @@ int zfcp_qdio_open(struct zfcp_qdio *qdio) { struct qdio_buffer_element *sbale; struct qdio_initialize init_data; - struct ccw_device *cdev = qdio->adapter->ccw_device; + struct zfcp_adapter *adapter = qdio->adapter; + struct ccw_device *cdev = adapter->ccw_device; + struct qdio_ssqd_desc ssqd; int cc; - if (atomic_read(&qdio->adapter->status) & ZFCP_STATUS_ADAPTER_QDIOUP) + if (atomic_read(&adapter->status) & ZFCP_STATUS_ADAPTER_QDIOUP) return -EIO; + atomic_clear_mask(ZFCP_STATUS_ADAPTER_SIOSL_ISSUED, + &qdio->adapter->status); + zfcp_qdio_setup_init_data(&init_data, qdio); if (qdio_establish(&init_data)) goto failed_establish; + if (qdio_get_ssqd_desc(init_data.cdev, &ssqd)) + goto failed_qdio; + + if (ssqd.qdioac2 & CHSC_AC2_DATA_DIV_ENABLED) + atomic_set_mask(ZFCP_STATUS_ADAPTER_DATA_DIV_ENABLED, + &qdio->adapter->status); + if (qdio_activate(cdev)) goto failed_qdio; for (cc = 0; cc < QDIO_MAX_BUFFERS_PER_Q; cc++) { - sbale = &(qdio->resp_q.sbal[cc]->element[0]); + sbale = &(qdio->res_q[cc]->element[0]); sbale->length = 0; sbale->flags = SBAL_FLAGS_LAST_ENTRY; sbale->addr = NULL; } - if (do_QDIO(cdev, QDIO_FLAG_SYNC_INPUT, 0, 0, - QDIO_MAX_BUFFERS_PER_Q)) + if (do_QDIO(cdev, QDIO_FLAG_SYNC_INPUT, 0, 0, QDIO_MAX_BUFFERS_PER_Q)) goto failed_qdio; /* set index of first avalable SBALS / number of available SBALS */ - qdio->req_q.first = 0; - atomic_set(&qdio->req_q.count, QDIO_MAX_BUFFERS_PER_Q); + qdio->req_q_idx = 0; + atomic_set(&qdio->req_q_free, QDIO_MAX_BUFFERS_PER_Q); return 0; @@ -449,7 +408,6 @@ failed_establish: void zfcp_qdio_destroy(struct zfcp_qdio *qdio) { - struct qdio_buffer **sbal_req, **sbal_resp; int p; if (!qdio) @@ -458,12 +416,9 @@ void zfcp_qdio_destroy(struct zfcp_qdio *qdio) if (qdio->adapter->ccw_device) qdio_free(qdio->adapter->ccw_device); - sbal_req = qdio->req_q.sbal; - sbal_resp = qdio->resp_q.sbal; - for (p = 0; p < QDIO_MAX_BUFFERS_PER_Q; p += QBUFF_PER_PAGE) { - free_page((unsigned long) sbal_req[p]); - free_page((unsigned long) sbal_resp[p]); + free_page((unsigned long) qdio->req_q[p]); + free_page((unsigned long) qdio->res_q[p]); } kfree(qdio); @@ -491,3 +446,26 @@ int zfcp_qdio_setup(struct zfcp_adapter *adapter) return 0; } +/** + * zfcp_qdio_siosl - Trigger logging in FCP channel + * @adapter: The zfcp_adapter where to trigger logging + * + * Call the cio siosl function to trigger hardware logging. This + * wrapper function sets a flag to ensure hardware logging is only + * triggered once before going through qdio shutdown. + * + * The triggers are always run from qdio tasklet context, so no + * additional synchronization is necessary. + */ +void zfcp_qdio_siosl(struct zfcp_adapter *adapter) +{ + int rc; + + if (atomic_read(&adapter->status) & ZFCP_STATUS_ADAPTER_SIOSL_ISSUED) + return; + + rc = ccw_device_siosl(adapter->ccw_device); + if (!rc) + atomic_set_mask(ZFCP_STATUS_ADAPTER_SIOSL_ISSUED, + &adapter->status); +} diff --git a/drivers/s390/scsi/zfcp_qdio.h b/drivers/s390/scsi/zfcp_qdio.h index 138fba577b48..2297d8d3e947 100644 --- a/drivers/s390/scsi/zfcp_qdio.h +++ b/drivers/s390/scsi/zfcp_qdio.h @@ -19,22 +19,20 @@ /* index of last SBALE (with respect to DMQ bug workaround) */ #define ZFCP_QDIO_LAST_SBALE_PER_SBAL (ZFCP_QDIO_MAX_SBALES_PER_SBAL - 1) -/** - * struct zfcp_qdio_queue - qdio queue buffer, zfcp index and free count - * @sbal: qdio buffers - * @first: index of next free buffer in queue - * @count: number of free buffers in queue - */ -struct zfcp_qdio_queue { - struct qdio_buffer *sbal[QDIO_MAX_BUFFERS_PER_Q]; - u8 first; - atomic_t count; -}; +/* Max SBALS for chaining */ +#define ZFCP_QDIO_MAX_SBALS_PER_REQ 36 + +/* max. number of (data buffer) SBALEs in largest SBAL chain + * request ID + QTCB in SBALE 0 + 1 of first SBAL in chain */ +#define ZFCP_QDIO_MAX_SBALES_PER_REQ \ + (ZFCP_QDIO_MAX_SBALS_PER_REQ * ZFCP_QDIO_MAX_SBALES_PER_SBAL - 2) /** * struct zfcp_qdio - basic qdio data structure - * @resp_q: response queue + * @res_q: response queue * @req_q: request queue + * @req_q_idx: index of next free buffer + * @req_q_free: number of free buffers in queue * @stat_lock: lock to protect req_q_util and req_q_time * @req_q_lock: lock to serialize access to request queue * @req_q_time: time of last fill level change @@ -44,8 +42,10 @@ struct zfcp_qdio_queue { * @adapter: adapter used in conjunction with this qdio structure */ struct zfcp_qdio { - struct zfcp_qdio_queue resp_q; - struct zfcp_qdio_queue req_q; + struct qdio_buffer *res_q[QDIO_MAX_BUFFERS_PER_Q]; + struct qdio_buffer *req_q[QDIO_MAX_BUFFERS_PER_Q]; + u8 req_q_idx; + atomic_t req_q_free; spinlock_t stat_lock; spinlock_t req_q_lock; unsigned long long req_q_time; @@ -65,7 +65,6 @@ struct zfcp_qdio { * @sbale_curr: current sbale at creation of this request * @sbal_response: sbal used in interrupt * @qdio_outb_usage: usage of outbound queue - * @qdio_inb_usage: usage of inbound queue */ struct zfcp_qdio_req { u32 sbtype; @@ -76,22 +75,9 @@ struct zfcp_qdio_req { u8 sbale_curr; u8 sbal_response; u16 qdio_outb_usage; - u16 qdio_inb_usage; }; /** - * zfcp_qdio_sbale - return pointer to sbale in qdio queue - * @q: queue where to find sbal - * @sbal_idx: sbal index in queue - * @sbale_idx: sbale index in sbal - */ -static inline struct qdio_buffer_element * -zfcp_qdio_sbale(struct zfcp_qdio_queue *q, int sbal_idx, int sbale_idx) -{ - return &q->sbal[sbal_idx]->element[sbale_idx]; -} - -/** * zfcp_qdio_sbale_req - return pointer to sbale on req_q for a request * @qdio: pointer to struct zfcp_qdio * @q_rec: pointer to struct zfcp_qdio_req @@ -100,7 +86,7 @@ zfcp_qdio_sbale(struct zfcp_qdio_queue *q, int sbal_idx, int sbale_idx) static inline struct qdio_buffer_element * zfcp_qdio_sbale_req(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req) { - return zfcp_qdio_sbale(&qdio->req_q, q_req->sbal_last, 0); + return &qdio->req_q[q_req->sbal_last]->element[0]; } /** @@ -112,8 +98,7 @@ zfcp_qdio_sbale_req(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req) static inline struct qdio_buffer_element * zfcp_qdio_sbale_curr(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req) { - return zfcp_qdio_sbale(&qdio->req_q, q_req->sbal_last, - q_req->sbale_curr); + return &qdio->req_q[q_req->sbal_last]->element[q_req->sbale_curr]; } /** @@ -134,21 +119,25 @@ void zfcp_qdio_req_init(struct zfcp_qdio *qdio, struct zfcp_qdio_req *q_req, unsigned long req_id, u32 sbtype, void *data, u32 len) { struct qdio_buffer_element *sbale; + int count = min(atomic_read(&qdio->req_q_free), + ZFCP_QDIO_MAX_SBALS_PER_REQ); - q_req->sbal_first = q_req->sbal_last = qdio->req_q.first; + q_req->sbal_first = q_req->sbal_last = qdio->req_q_idx; q_req->sbal_number = 1; q_req->sbtype = sbtype; + q_req->sbale_curr = 1; + q_req->sbal_limit = (q_req->sbal_first + count - 1) + % QDIO_MAX_BUFFERS_PER_Q; sbale = zfcp_qdio_sbale_req(qdio, q_req); sbale->addr = (void *) req_id; - sbale->flags |= SBAL_FLAGS0_COMMAND; - sbale->flags |= sbtype; + sbale->flags = SBAL_FLAGS0_COMMAND | sbtype; - q_req->sbale_curr = 1; + if (unlikely(!data)) + return; sbale++; sbale->addr = data; - if (likely(data)) - sbale->length = len; + sbale->length = len; } /** @@ -210,4 +199,36 @@ void zfcp_qdio_skip_to_last_sbale(struct zfcp_qdio_req *q_req) q_req->sbale_curr = ZFCP_QDIO_LAST_SBALE_PER_SBAL; } +/** + * zfcp_qdio_sbal_limit - set the sbal limit for a request in q_req + * @qdio: pointer to struct zfcp_qdio + * @q_req: The current zfcp_qdio_req + * @max_sbals: maximum number of SBALs allowed + */ +static inline +void zfcp_qdio_sbal_limit(struct zfcp_qdio *qdio, + struct zfcp_qdio_req *q_req, int max_sbals) +{ + int count = min(atomic_read(&qdio->req_q_free), max_sbals); + + q_req->sbal_limit = (q_req->sbal_first + count - 1) % + QDIO_MAX_BUFFERS_PER_Q; +} + +/** + * zfcp_qdio_set_data_div - set data division count + * @qdio: pointer to struct zfcp_qdio + * @q_req: The current zfcp_qdio_req + * @count: The data division count + */ +static inline +void zfcp_qdio_set_data_div(struct zfcp_qdio *qdio, + struct zfcp_qdio_req *q_req, u32 count) +{ + struct qdio_buffer_element *sbale; + + sbale = &qdio->req_q[q_req->sbal_first]->element[0]; + sbale->length = count; +} + #endif /* ZFCP_QDIO_H */ diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index be5d2c60453d..cb000c9833bb 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -12,6 +12,7 @@ #include <linux/types.h> #include <linux/slab.h> #include <scsi/fc/fc_fcp.h> +#include <scsi/scsi_eh.h> #include <asm/atomic.h> #include "zfcp_ext.h" #include "zfcp_dbf.h" @@ -22,6 +23,13 @@ static unsigned int default_depth = 32; module_param_named(queue_depth, default_depth, uint, 0600); MODULE_PARM_DESC(queue_depth, "Default queue depth for new SCSI devices"); +static bool enable_dif; + +#ifdef CONFIG_ZFCP_DIF +module_param_named(dif, enable_dif, bool, 0600); +MODULE_PARM_DESC(dif, "Enable DIF/DIX data integrity support"); +#endif + static int zfcp_scsi_change_queue_depth(struct scsi_device *sdev, int depth, int reason) { @@ -506,8 +514,10 @@ static void zfcp_set_rport_dev_loss_tmo(struct fc_rport *rport, u32 timeout) * @rport: The FC rport where to teminate I/O * * Abort all pending SCSI commands for a port by closing the - * port. Using a reopen avoiding a conflict with a shutdown - * overwriting a reopen. + * port. Using a reopen avoids a conflict with a shutdown + * overwriting a reopen. The "forced" ensures that a disappeared port + * is not opened again as valid due to the cached plogi data in + * non-NPIV mode. */ static void zfcp_scsi_terminate_rport_io(struct fc_rport *rport) { @@ -519,11 +529,25 @@ static void zfcp_scsi_terminate_rport_io(struct fc_rport *rport) port = zfcp_get_port_by_wwpn(adapter, rport->port_name); if (port) { - zfcp_erp_port_reopen(port, 0, "sctrpi1", NULL); + zfcp_erp_port_forced_reopen(port, 0, "sctrpi1", NULL); put_device(&port->dev); } } +static void zfcp_scsi_queue_unit_register(struct zfcp_port *port) +{ + struct zfcp_unit *unit; + + read_lock_irq(&port->unit_list_lock); + list_for_each_entry(unit, &port->unit_list, list) { + get_device(&unit->dev); + if (scsi_queue_work(port->adapter->scsi_host, + &unit->scsi_work) <= 0) + put_device(&unit->dev); + } + read_unlock_irq(&port->unit_list_lock); +} + static void zfcp_scsi_rport_register(struct zfcp_port *port) { struct fc_rport_identifiers ids; @@ -548,6 +572,9 @@ static void zfcp_scsi_rport_register(struct zfcp_port *port) rport->maxframe_size = port->maxframe_size; rport->supported_classes = port->supported_classes; port->rport = rport; + port->starget_id = rport->scsi_target_id; + + zfcp_scsi_queue_unit_register(port); } static void zfcp_scsi_rport_block(struct zfcp_port *port) @@ -610,24 +637,74 @@ void zfcp_scsi_rport_work(struct work_struct *work) put_device(&port->dev); } - -void zfcp_scsi_scan(struct work_struct *work) +/** + * zfcp_scsi_scan - Register LUN with SCSI midlayer + * @unit: The LUN/unit to register + */ +void zfcp_scsi_scan(struct zfcp_unit *unit) { - struct zfcp_unit *unit = container_of(work, struct zfcp_unit, - scsi_work); - struct fc_rport *rport; - - flush_work(&unit->port->rport_work); - rport = unit->port->rport; + struct fc_rport *rport = unit->port->rport; if (rport && rport->port_state == FC_PORTSTATE_ONLINE) scsi_scan_target(&rport->dev, 0, rport->scsi_target_id, scsilun_to_int((struct scsi_lun *) &unit->fcp_lun), 0); +} +void zfcp_scsi_scan_work(struct work_struct *work) +{ + struct zfcp_unit *unit = container_of(work, struct zfcp_unit, + scsi_work); + + zfcp_scsi_scan(unit); put_device(&unit->dev); } +/** + * zfcp_scsi_set_prot - Configure DIF/DIX support in scsi_host + * @adapter: The adapter where to configure DIF/DIX for the SCSI host + */ +void zfcp_scsi_set_prot(struct zfcp_adapter *adapter) +{ + unsigned int mask = 0; + unsigned int data_div; + struct Scsi_Host *shost = adapter->scsi_host; + + data_div = atomic_read(&adapter->status) & + ZFCP_STATUS_ADAPTER_DATA_DIV_ENABLED; + + if (enable_dif && + adapter->adapter_features & FSF_FEATURE_DIF_PROT_TYPE1) + mask |= SHOST_DIF_TYPE1_PROTECTION; + + if (enable_dif && data_div && + adapter->adapter_features & FSF_FEATURE_DIX_PROT_TCPIP) { + mask |= SHOST_DIX_TYPE1_PROTECTION; + scsi_host_set_guard(shost, SHOST_DIX_GUARD_IP); + shost->sg_tablesize = ZFCP_QDIO_MAX_SBALES_PER_REQ / 2; + shost->max_sectors = ZFCP_QDIO_MAX_SBALES_PER_REQ * 8 / 2; + } + + scsi_host_set_prot(shost, mask); +} + +/** + * zfcp_scsi_dif_sense_error - Report DIF/DIX error as driver sense error + * @scmd: The SCSI command to report the error for + * @ascq: The ASCQ to put in the sense buffer + * + * See the error handling in sd_done for the sense codes used here. + * Set DID_SOFT_ERROR to retry the request, if possible. + */ +void zfcp_scsi_dif_sense_error(struct scsi_cmnd *scmd, int ascq) +{ + scsi_build_sense_buffer(1, scmd->sense_buffer, + ILLEGAL_REQUEST, 0x10, ascq); + set_driver_byte(scmd, DRIVER_SENSE); + scmd->result |= SAM_STAT_CHECK_CONDITION; + set_host_byte(scmd, DID_SOFT_ERROR); +} + struct fc_function_template zfcp_transport_functions = { .show_starget_port_id = 1, .show_starget_port_name = 1, @@ -677,11 +754,11 @@ struct zfcp_data zfcp_data = { .eh_host_reset_handler = zfcp_scsi_eh_host_reset_handler, .can_queue = 4096, .this_id = -1, - .sg_tablesize = ZFCP_FSF_MAX_SBALES_PER_REQ, + .sg_tablesize = ZFCP_QDIO_MAX_SBALES_PER_REQ, .cmd_per_lun = 1, .use_clustering = 1, .sdev_attrs = zfcp_sysfs_sdev_attrs, - .max_sectors = (ZFCP_FSF_MAX_SBALES_PER_REQ * 8), + .max_sectors = (ZFCP_QDIO_MAX_SBALES_PER_REQ * 8), .dma_boundary = ZFCP_QDIO_SBALE_LEN - 1, .shost_attrs = zfcp_sysfs_shost_attrs, }, diff --git a/drivers/s390/scsi/zfcp_sysfs.c b/drivers/s390/scsi/zfcp_sysfs.c index f5f60698dc4c..b4561c86e230 100644 --- a/drivers/s390/scsi/zfcp_sysfs.c +++ b/drivers/s390/scsi/zfcp_sysfs.c @@ -275,7 +275,7 @@ static ssize_t zfcp_sysfs_unit_add_store(struct device *dev, zfcp_erp_unit_reopen(unit, 0, "syuas_1", NULL); zfcp_erp_wait(unit->port->adapter); - flush_work(&unit->scsi_work); + zfcp_scsi_scan(unit); out: put_device(&port->dev); return retval ? retval : (ssize_t) count; @@ -290,6 +290,7 @@ static ssize_t zfcp_sysfs_unit_remove_store(struct device *dev, struct zfcp_unit *unit; u64 fcp_lun; int retval = -EINVAL; + struct scsi_device *sdev; if (!(port && get_device(&port->dev))) return -EBUSY; @@ -303,8 +304,13 @@ static ssize_t zfcp_sysfs_unit_remove_store(struct device *dev, else retval = 0; - /* wait for possible timeout during SCSI probe */ - flush_work(&unit->scsi_work); + sdev = scsi_device_lookup(port->adapter->scsi_host, 0, + port->starget_id, + scsilun_to_int((struct scsi_lun *)&fcp_lun)); + if (sdev) { + scsi_remove_device(sdev); + scsi_device_put(sdev); + } write_lock_irq(&port->unit_list_lock); list_del(&unit->list); diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index 75f2336807cb..158284f05732 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -1847,6 +1847,10 @@ config ZFCP called zfcp. If you want to compile it as a module, say M here and read <file:Documentation/kbuild/modules.txt>. +config ZFCP_DIF + tristate "T10 DIF/DIX support for the zfcp driver (EXPERIMENTAL)" + depends on ZFCP && EXPERIMENTAL + config SCSI_PMCRAID tristate "PMC SIERRA Linux MaxRAID adapter support" depends on PCI && SCSI diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile index 1c7ac49be649..2a3fca2eca6a 100644 --- a/drivers/scsi/Makefile +++ b/drivers/scsi/Makefile @@ -163,6 +163,7 @@ scsi_mod-$(CONFIG_SCSI_NETLINK) += scsi_netlink.o scsi_mod-$(CONFIG_SYSCTL) += scsi_sysctl.o scsi_mod-$(CONFIG_SCSI_PROC_FS) += scsi_proc.o scsi_mod-y += scsi_trace.o +scsi_mod-$(CONFIG_PM_OPS) += scsi_pm.o scsi_tgt-y += scsi_tgt_lib.o scsi_tgt_if.o diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index 33898b61fdb5..cad6f9abaeb9 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -1091,6 +1091,7 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, struct list_head *insert = &aac_devices; int error = -ENODEV; int unique_id = 0; + u64 dmamask; list_for_each_entry(aac, &aac_devices, entry) { if (aac->id > unique_id) @@ -1104,17 +1105,18 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, goto out; error = -ENODEV; - if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) || - pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) - goto out_disable_pdev; /* * If the quirk31 bit is set, the adapter needs adapter * to driver communication memory to be allocated below 2gig */ if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) - if (pci_set_dma_mask(pdev, DMA_BIT_MASK(31)) || - pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(31))) - goto out_disable_pdev; + dmamask = DMA_BIT_MASK(31); + else + dmamask = DMA_BIT_MASK(32); + + if (pci_set_dma_mask(pdev, dmamask) || + pci_set_consistent_dma_mask(pdev, dmamask)) + goto out_disable_pdev; pci_set_master(pdev); diff --git a/drivers/scsi/aic7xxx/aic7770.c b/drivers/scsi/aic7xxx/aic7770.c index 6d86a9be538f..5000bd69c13f 100644 --- a/drivers/scsi/aic7xxx/aic7770.c +++ b/drivers/scsi/aic7xxx/aic7770.c @@ -170,7 +170,7 @@ aic7770_config(struct ahc_softc *ahc, struct aic7770_identity *entry, u_int io) case 15: break; default: - printf("aic7770_config: invalid irq setting %d\n", intdef); + printk("aic7770_config: invalid irq setting %d\n", intdef); return (ENXIO); } @@ -221,7 +221,7 @@ aic7770_config(struct ahc_softc *ahc, struct aic7770_identity *entry, u_int io) break; } if (have_seeprom == 0) { - free(ahc->seep_config, M_DEVBUF); + kfree(ahc->seep_config); ahc->seep_config = NULL; } @@ -293,7 +293,7 @@ aha2840_load_seeprom(struct ahc_softc *ahc) sc = ahc->seep_config; if (bootverbose) - printf("%s: Reading SEEPROM...", ahc_name(ahc)); + printk("%s: Reading SEEPROM...", ahc_name(ahc)); have_seeprom = ahc_read_seeprom(&sd, (uint16_t *)sc, /*start_addr*/0, sizeof(*sc)/2); @@ -301,16 +301,16 @@ aha2840_load_seeprom(struct ahc_softc *ahc) if (ahc_verify_cksum(sc) == 0) { if(bootverbose) - printf ("checksum error\n"); + printk ("checksum error\n"); have_seeprom = 0; } else if (bootverbose) { - printf("done.\n"); + printk("done.\n"); } } if (!have_seeprom) { if (bootverbose) - printf("%s: No SEEPROM available\n", ahc_name(ahc)); + printk("%s: No SEEPROM available\n", ahc_name(ahc)); ahc->flags |= AHC_USEDEFAULTS; } else { /* diff --git a/drivers/scsi/aic7xxx/aic7770_osm.c b/drivers/scsi/aic7xxx/aic7770_osm.c index f220e5e436ab..0cb8ef64b5ce 100644 --- a/drivers/scsi/aic7xxx/aic7770_osm.c +++ b/drivers/scsi/aic7xxx/aic7770_osm.c @@ -85,7 +85,7 @@ aic7770_probe(struct device *dev) int error; sprintf(buf, "ahc_eisa:%d", eisaBase >> 12); - name = malloc(strlen(buf) + 1, M_DEVBUF, M_NOWAIT); + name = kmalloc(strlen(buf) + 1, GFP_ATOMIC); if (name == NULL) return (ENOMEM); strcpy(name, buf); diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c b/drivers/scsi/aic7xxx/aic79xx_core.c index 78971db5b60e..3233bf564435 100644 --- a/drivers/scsi/aic7xxx/aic79xx_core.c +++ b/drivers/scsi/aic7xxx/aic79xx_core.c @@ -289,7 +289,7 @@ ahd_set_modes(struct ahd_softc *ahd, ahd_mode src, ahd_mode dst) || ahd->dst_mode == AHD_MODE_UNKNOWN) panic("Setting mode prior to saving it.\n"); if ((ahd_debug & AHD_SHOW_MODEPTR) != 0) - printf("%s: Setting mode 0x%x\n", ahd_name(ahd), + printk("%s: Setting mode 0x%x\n", ahd_name(ahd), ahd_build_mode_state(ahd, src, dst)); #endif ahd_outb(ahd, MODE_PTR, ahd_build_mode_state(ahd, src, dst)); @@ -307,7 +307,7 @@ ahd_update_modes(struct ahd_softc *ahd) mode_ptr = ahd_inb(ahd, MODE_PTR); #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MODEPTR) != 0) - printf("Reading mode 0x%x\n", mode_ptr); + printk("Reading mode 0x%x\n", mode_ptr); #endif ahd_extract_mode_state(ahd, mode_ptr, &src, &dst); ahd_known_modes(ahd, src, dst); @@ -877,7 +877,7 @@ ahd_queue_scb(struct ahd_softc *ahd, struct scb *scb) uint64_t host_dataptr; host_dataptr = ahd_le64toh(scb->hscb->dataptr); - printf("%s: Queueing SCB %d:0x%x bus addr 0x%x - 0x%x%x/0x%x\n", + printk("%s: Queueing SCB %d:0x%x bus addr 0x%x - 0x%x%x/0x%x\n", ahd_name(ahd), SCB_GET_TAG(scb), scb->hscb->scsiid, ahd_le32toh(scb->hscb->hscb_busaddr), @@ -1174,7 +1174,7 @@ ahd_clear_fifo(struct ahd_softc *ahd, u_int fifo) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_FIFOS) != 0) - printf("%s: Clearing FIFO %d\n", ahd_name(ahd), fifo); + printk("%s: Clearing FIFO %d\n", ahd_name(ahd), fifo); #endif saved_modes = ahd_save_modes(ahd); ahd_set_modes(ahd, fifo, fifo); @@ -1215,7 +1215,7 @@ ahd_flush_qoutfifo(struct ahd_softc *ahd) scbid = ahd_inw(ahd, GSFIFO); scb = ahd_lookup_scb(ahd, scbid); if (scb == NULL) { - printf("%s: Warning - GSFIFO SCB %d invalid\n", + printk("%s: Warning - GSFIFO SCB %d invalid\n", ahd_name(ahd), scbid); continue; } @@ -1339,7 +1339,7 @@ rescan_fifos: next_scbid = ahd_inw_scbram(ahd, SCB_NEXT_COMPLETE); scb = ahd_lookup_scb(ahd, scbid); if (scb == NULL) { - printf("%s: Warning - DMA-up and complete " + printk("%s: Warning - DMA-up and complete " "SCB %d invalid\n", ahd_name(ahd), scbid); continue; } @@ -1360,7 +1360,7 @@ rescan_fifos: next_scbid = ahd_inw_scbram(ahd, SCB_NEXT_COMPLETE); scb = ahd_lookup_scb(ahd, scbid); if (scb == NULL) { - printf("%s: Warning - Complete Qfrz SCB %d invalid\n", + printk("%s: Warning - Complete Qfrz SCB %d invalid\n", ahd_name(ahd), scbid); continue; } @@ -1377,7 +1377,7 @@ rescan_fifos: next_scbid = ahd_inw_scbram(ahd, SCB_NEXT_COMPLETE); scb = ahd_lookup_scb(ahd, scbid); if (scb == NULL) { - printf("%s: Warning - Complete SCB %d invalid\n", + printk("%s: Warning - Complete SCB %d invalid\n", ahd_name(ahd), scbid); continue; } @@ -1682,7 +1682,7 @@ ahd_run_qoutfifo(struct ahd_softc *ahd) scb_index = ahd_le16toh(completion->tag); scb = ahd_lookup_scb(ahd, scb_index); if (scb == NULL) { - printf("%s: WARNING no command for scb %d " + printk("%s: WARNING no command for scb %d " "(cmdcmplt)\nQOUTPOS = %d\n", ahd_name(ahd), scb_index, ahd->qoutfifonext); @@ -1714,7 +1714,7 @@ ahd_handle_hwerrint(struct ahd_softc *ahd) error = ahd_inb(ahd, ERROR); for (i = 0; i < num_errors; i++) { if ((error & ahd_hard_errors[i].errno) != 0) - printf("%s: hwerrint, %s\n", + printk("%s: hwerrint, %s\n", ahd_name(ahd), ahd_hard_errors[i].errmesg); } @@ -1747,7 +1747,7 @@ ahd_dump_sglist(struct scb *scb) addr = ahd_le64toh(sg_list[i].addr); len = ahd_le32toh(sg_list[i].len); - printf("sg[%d] - Addr 0x%x%x : Length %d%s\n", + printk("sg[%d] - Addr 0x%x%x : Length %d%s\n", i, (uint32_t)((addr >> 32) & 0xFFFFFFFF), (uint32_t)(addr & 0xFFFFFFFF), @@ -1763,7 +1763,7 @@ ahd_dump_sglist(struct scb *scb) uint32_t len; len = ahd_le32toh(sg_list[i].len); - printf("sg[%d] - Addr 0x%x%x : Length %d%s\n", + printk("sg[%d] - Addr 0x%x%x : Length %d%s\n", i, (len & AHD_SG_HIGH_ADDR_MASK) >> 24, ahd_le32toh(sg_list[i].addr), @@ -1802,7 +1802,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) ahd_update_modes(ahd); #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MISC) != 0) - printf("%s: Handle Seqint Called for code %d\n", + printk("%s: Handle Seqint Called for code %d\n", ahd_name(ahd), seqintcode); #endif switch (seqintcode) { @@ -1836,18 +1836,18 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) */ #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_RECOVERY) != 0) - printf("%s: Assuming LQIPHASE_NLQ with " + printk("%s: Assuming LQIPHASE_NLQ with " "P0 assertion\n", ahd_name(ahd)); #endif } #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_RECOVERY) != 0) - printf("%s: Entering NONPACK\n", ahd_name(ahd)); + printk("%s: Entering NONPACK\n", ahd_name(ahd)); #endif break; } case INVALID_SEQINT: - printf("%s: Invalid Sequencer interrupt occurred, " + printk("%s: Invalid Sequencer interrupt occurred, " "resetting channel.\n", ahd_name(ahd)); #ifdef AHD_DEBUG @@ -1866,8 +1866,8 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) if (scb != NULL) ahd_print_path(ahd, scb); else - printf("%s: ", ahd_name(ahd)); - printf("SCB %d Packetized Status Overrun", scbid); + printk("%s: ", ahd_name(ahd)); + printk("SCB %d Packetized Status Overrun", scbid); ahd_dump_card_state(ahd); ahd_reset_channel(ahd, 'A', /*Initiate Reset*/TRUE); break; @@ -1881,7 +1881,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) scb = ahd_lookup_scb(ahd, scbid); if (scb == NULL) { ahd_dump_card_state(ahd); - printf("CFG4ISTAT: Free SCB %d referenced", scbid); + printk("CFG4ISTAT: Free SCB %d referenced", scbid); panic("For safety"); } ahd_outq(ahd, HADDR, scb->sense_busaddr); @@ -1896,7 +1896,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) u_int bus_phase; bus_phase = ahd_inb(ahd, SCSISIGI) & PHASE_MASK; - printf("%s: ILLEGAL_PHASE 0x%x\n", + printk("%s: ILLEGAL_PHASE 0x%x\n", ahd_name(ahd), bus_phase); switch (bus_phase) { @@ -1908,7 +1908,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) case P_STATUS: case P_MESGIN: ahd_reset_channel(ahd, 'A', /*Initiate Reset*/TRUE); - printf("%s: Issued Bus Reset.\n", ahd_name(ahd)); + printk("%s: Issued Bus Reset.\n", ahd_name(ahd)); break; case P_COMMAND: { @@ -1933,7 +1933,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) scbid = ahd_get_scbptr(ahd); scb = ahd_lookup_scb(ahd, scbid); if (scb == NULL) { - printf("Invalid phase with no valid SCB. " + printk("Invalid phase with no valid SCB. " "Resetting bus.\n"); ahd_reset_channel(ahd, 'A', /*Initiate Reset*/TRUE); @@ -1997,7 +1997,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_RECOVERY) != 0) { ahd_print_path(ahd, scb); - printf("Unexpected command phase from " + printk("Unexpected command phase from " "packetized target\n"); } #endif @@ -2013,7 +2013,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_RECOVERY) != 0) { - printf("%s: CFG4OVERRUN mode = %x\n", ahd_name(ahd), + printk("%s: CFG4OVERRUN mode = %x\n", ahd_name(ahd), ahd_inb(ahd, MODE_PTR)); } #endif @@ -2049,7 +2049,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) { #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_RECOVERY) != 0) { - printf("%s: PDATA_REINIT - DFCNTRL = 0x%x " + printk("%s: PDATA_REINIT - DFCNTRL = 0x%x " "SG_CACHE_SHADOW = 0x%x\n", ahd_name(ahd), ahd_inb(ahd, DFCNTRL), ahd_inb(ahd, SG_CACHE_SHADOW)); @@ -2082,7 +2082,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) bus_phase = ahd_inb(ahd, SCSISIGI) & PHASE_MASK; if (bus_phase != P_MESGIN && bus_phase != P_MESGOUT) { - printf("ahd_intr: HOST_MSG_LOOP bad " + printk("ahd_intr: HOST_MSG_LOOP bad " "phase 0x%x\n", bus_phase); /* * Probably transitioned to bus free before @@ -2131,29 +2131,29 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) AHD_ASSERT_MODES(ahd, AHD_MODE_SCSI_MSK, AHD_MODE_SCSI_MSK); ahd_outb(ahd, SCSISEQ0, ahd_inb(ahd, SCSISEQ0) & ~ENSELO); - printf("%s:%c:%d: no active SCB for reconnecting " + printk("%s:%c:%d: no active SCB for reconnecting " "target - issuing BUS DEVICE RESET\n", ahd_name(ahd), 'A', ahd_inb(ahd, SELID) >> 4); - printf("SAVED_SCSIID == 0x%x, SAVED_LUN == 0x%x, " + printk("SAVED_SCSIID == 0x%x, SAVED_LUN == 0x%x, " "REG0 == 0x%x ACCUM = 0x%x\n", ahd_inb(ahd, SAVED_SCSIID), ahd_inb(ahd, SAVED_LUN), ahd_inw(ahd, REG0), ahd_inb(ahd, ACCUM)); - printf("SEQ_FLAGS == 0x%x, SCBPTR == 0x%x, BTT == 0x%x, " + printk("SEQ_FLAGS == 0x%x, SCBPTR == 0x%x, BTT == 0x%x, " "SINDEX == 0x%x\n", ahd_inb(ahd, SEQ_FLAGS), ahd_get_scbptr(ahd), ahd_find_busy_tcl(ahd, BUILD_TCL(ahd_inb(ahd, SAVED_SCSIID), ahd_inb(ahd, SAVED_LUN))), ahd_inw(ahd, SINDEX)); - printf("SELID == 0x%x, SCB_SCSIID == 0x%x, SCB_LUN == 0x%x, " + printk("SELID == 0x%x, SCB_SCSIID == 0x%x, SCB_LUN == 0x%x, " "SCB_CONTROL == 0x%x\n", ahd_inb(ahd, SELID), ahd_inb_scbram(ahd, SCB_SCSIID), ahd_inb_scbram(ahd, SCB_LUN), ahd_inb_scbram(ahd, SCB_CONTROL)); - printf("SCSIBUS[0] == 0x%x, SCSISIGI == 0x%x\n", + printk("SCSIBUS[0] == 0x%x, SCSISIGI == 0x%x\n", ahd_inb(ahd, SCSIBUS), ahd_inb(ahd, SCSISIGI)); - printf("SXFRCTL0 == 0x%x\n", ahd_inb(ahd, SXFRCTL0)); - printf("SEQCTL0 == 0x%x\n", ahd_inb(ahd, SEQCTL0)); + printk("SXFRCTL0 == 0x%x\n", ahd_inb(ahd, SXFRCTL0)); + printk("SEQCTL0 == 0x%x\n", ahd_inb(ahd, SEQCTL0)); ahd_dump_card_state(ahd); ahd->msgout_buf[0] = MSG_BUS_DEV_RESET; ahd->msgout_len = 1; @@ -2181,7 +2181,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) u_int lastphase; lastphase = ahd_inb(ahd, LASTPHASE); - printf("%s:%c:%d: unknown scsi bus phase %x, " + printk("%s:%c:%d: unknown scsi bus phase %x, " "lastphase = 0x%x. Attempting to continue\n", ahd_name(ahd), 'A', SCSIID_TARGET(ahd, ahd_inb(ahd, SAVED_SCSIID)), @@ -2193,7 +2193,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) u_int lastphase; lastphase = ahd_inb(ahd, LASTPHASE); - printf("%s:%c:%d: Missed busfree. " + printk("%s:%c:%d: Missed busfree. " "Lastphase = 0x%x, Curphase = 0x%x\n", ahd_name(ahd), 'A', SCSIID_TARGET(ahd, ahd_inb(ahd, SAVED_SCSIID)), @@ -2223,11 +2223,11 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) lastphase = ahd_inb(ahd, LASTPHASE); if ((ahd_debug & AHD_SHOW_RECOVERY) != 0) { ahd_print_path(ahd, scb); - printf("data overrun detected %s. Tag == 0x%x.\n", + printk("data overrun detected %s. Tag == 0x%x.\n", ahd_lookup_phase_entry(lastphase)->phasemsg, SCB_GET_TAG(scb)); ahd_print_path(ahd, scb); - printf("%s seen Data Phase. Length = %ld. " + printk("%s seen Data Phase. Length = %ld. " "NumSGs = %d.\n", ahd_inb(ahd, SEQ_FLAGS) & DPHASE ? "Have" : "Haven't", @@ -2252,7 +2252,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) u_int scbid; ahd_fetch_devinfo(ahd, &devinfo); - printf("%s:%c:%d:%d: Attempt to issue message failed\n", + printk("%s:%c:%d:%d: Attempt to issue message failed\n", ahd_name(ahd), devinfo.channel, devinfo.target, devinfo.lun); scbid = ahd_get_scbptr(ahd); @@ -2285,7 +2285,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) cam_status error; ahd_print_path(ahd, scb); - printf("Task Management Func 0x%x Complete\n", + printk("Task Management Func 0x%x Complete\n", scb->hscb->task_management); lun = CAM_LUN_WILDCARD; tag = SCB_LIST_NULL; @@ -2341,7 +2341,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) * the QINFIFO if it is still there. */ ahd_print_path(ahd, scb); - printf("SCB completes before TMF\n"); + printk("SCB completes before TMF\n"); /* * Handle losing the race. Wait until any * current selection completes. We will then @@ -2366,7 +2366,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) case TRACEPOINT1: case TRACEPOINT2: case TRACEPOINT3: - printf("%s: Tracepoint %d\n", ahd_name(ahd), + printk("%s: Tracepoint %d\n", ahd_name(ahd), seqintcode - TRACEPOINT0); break; case NO_SEQINT: @@ -2375,7 +2375,7 @@ ahd_handle_seqint(struct ahd_softc *ahd, u_int intstat) ahd_handle_hwerrint(ahd); break; default: - printf("%s: Unexpected SEQINTCODE %d\n", ahd_name(ahd), + printk("%s: Unexpected SEQINTCODE %d\n", ahd_name(ahd), seqintcode); break; } @@ -2440,7 +2440,7 @@ ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat) u_int now_lvd; now_lvd = ahd_inb(ahd, SBLKCTL) & ENAB40; - printf("%s: Transceiver State Has Changed to %s mode\n", + printk("%s: Transceiver State Has Changed to %s mode\n", ahd_name(ahd), now_lvd ? "LVD" : "SE"); ahd_outb(ahd, CLRSINT0, CLRIOERR); /* @@ -2452,12 +2452,12 @@ ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat) ahd_unpause(ahd); } else if ((status0 & OVERRUN) != 0) { - printf("%s: SCSI offset overrun detected. Resetting bus.\n", + printk("%s: SCSI offset overrun detected. Resetting bus.\n", ahd_name(ahd)); ahd_reset_channel(ahd, 'A', /*Initiate Reset*/TRUE); } else if ((status & SCSIRSTI) != 0) { - printf("%s: Someone reset channel A\n", ahd_name(ahd)); + printk("%s: Someone reset channel A\n", ahd_name(ahd)); ahd_reset_channel(ahd, 'A', /*Initiate Reset*/FALSE); } else if ((status & SCSIPERR) != 0) { @@ -2467,7 +2467,7 @@ ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat) ahd_handle_transmission_error(ahd); } else if (lqostat0 != 0) { - printf("%s: lqostat0 == 0x%x!\n", ahd_name(ahd), lqostat0); + printk("%s: lqostat0 == 0x%x!\n", ahd_name(ahd), lqostat0); ahd_outb(ahd, CLRLQOINT0, lqostat0); if ((ahd->bugs & AHD_CLRLQO_AUTOCLR_BUG) != 0) ahd_outb(ahd, CLRLQOINT1, 0); @@ -2497,7 +2497,7 @@ ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat) scbid = ahd_inw(ahd, WAITING_TID_HEAD); scb = ahd_lookup_scb(ahd, scbid); if (scb == NULL) { - printf("%s: ahd_intr - referenced scb not " + printk("%s: ahd_intr - referenced scb not " "valid during SELTO scb(0x%x)\n", ahd_name(ahd), scbid); ahd_dump_card_state(ahd); @@ -2506,7 +2506,7 @@ ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_SELTO) != 0) { ahd_print_path(ahd, scb); - printf("Saw Selection Timeout for SCB 0x%x\n", + printk("Saw Selection Timeout for SCB 0x%x\n", scbid); } #endif @@ -2534,7 +2534,7 @@ ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat) ahd_iocell_first_selection(ahd); ahd_unpause(ahd); } else if (status3 != 0) { - printf("%s: SCSI Cell parity error SSTAT3 == 0x%x\n", + printk("%s: SCSI Cell parity error SSTAT3 == 0x%x\n", ahd_name(ahd), status3); ahd_outb(ahd, CLRSINT3, status3); } else if ((lqistat1 & (LQIPHASE_LQ|LQIPHASE_NLQ)) != 0) { @@ -2587,7 +2587,7 @@ ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat) scbid = ahd_get_scbptr(ahd); scb = ahd_lookup_scb(ahd, scbid); if (scb == NULL) { - printf("%s: Invalid SCB %d in DFF%d " + printk("%s: Invalid SCB %d in DFF%d " "during unexpected busfree\n", ahd_name(ahd), scbid, mode); packetized = 0; @@ -2620,7 +2620,7 @@ ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MISC) != 0) - printf("Saw Busfree. Busfreetime = 0x%x.\n", + printk("Saw Busfree. Busfreetime = 0x%x.\n", busfreetime); #endif /* @@ -2661,7 +2661,7 @@ ahd_handle_scsiint(struct ahd_softc *ahd, u_int intstat) ahd_unpause(ahd); } } else { - printf("%s: Missing case in ahd_handle_scsiint. status = %x\n", + printk("%s: Missing case in ahd_handle_scsiint. status = %x\n", ahd_name(ahd), status); ahd_dump_card_state(ahd); ahd_clear_intstat(ahd); @@ -2697,7 +2697,7 @@ ahd_handle_transmission_error(struct ahd_softc *ahd) || (lqistate == 0x29)) { #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_RECOVERY) != 0) { - printf("%s: NLQCRC found via LQISTATE\n", + printk("%s: NLQCRC found via LQISTATE\n", ahd_name(ahd)); } #endif @@ -2729,18 +2729,18 @@ ahd_handle_transmission_error(struct ahd_softc *ahd) cur_col = 0; if (silent == FALSE) { - printf("%s: Transmission error detected\n", ahd_name(ahd)); + printk("%s: Transmission error detected\n", ahd_name(ahd)); ahd_lqistat1_print(lqistat1, &cur_col, 50); ahd_lastphase_print(lastphase, &cur_col, 50); ahd_scsisigi_print(curphase, &cur_col, 50); ahd_perrdiag_print(perrdiag, &cur_col, 50); - printf("\n"); + printk("\n"); ahd_dump_card_state(ahd); } if ((lqistat1 & (LQIOVERI_LQ|LQIOVERI_NLQ)) != 0) { if (silent == FALSE) { - printf("%s: Gross protocol error during incoming " + printk("%s: Gross protocol error during incoming " "packet. lqistat1 == 0x%x. Resetting bus.\n", ahd_name(ahd), lqistat1); } @@ -2769,7 +2769,7 @@ ahd_handle_transmission_error(struct ahd_softc *ahd) * (SPI4R09 10.7.3.3.3) */ ahd_outb(ahd, LQCTL2, LQIRETRY); - printf("LQIRetry for LQICRCI_LQ to release ACK\n"); + printk("LQIRetry for LQICRCI_LQ to release ACK\n"); } else if ((lqistat1 & LQICRCI_NLQ) != 0) { /* * We detected a CRC error in a NON-LQ packet. @@ -2817,22 +2817,22 @@ ahd_handle_transmission_error(struct ahd_softc *ahd) * Busfree detection is enabled. */ if (silent == FALSE) - printf("LQICRC_NLQ\n"); + printk("LQICRC_NLQ\n"); if (scb == NULL) { - printf("%s: No SCB valid for LQICRC_NLQ. " + printk("%s: No SCB valid for LQICRC_NLQ. " "Resetting bus\n", ahd_name(ahd)); ahd_reset_channel(ahd, 'A', /*Initiate Reset*/TRUE); return; } } else if ((lqistat1 & LQIBADLQI) != 0) { - printf("Need to handle BADLQI!\n"); + printk("Need to handle BADLQI!\n"); ahd_reset_channel(ahd, 'A', /*Initiate Reset*/TRUE); return; } else if ((perrdiag & (PARITYERR|PREVPHASE)) == PARITYERR) { if ((curphase & ~P_DATAIN_DT) != 0) { /* Ack the byte. So we can continue. */ if (silent == FALSE) - printf("Acking %s to clear perror\n", + printk("Acking %s to clear perror\n", ahd_lookup_phase_entry(curphase)->phasemsg); ahd_inb(ahd, SCSIDAT); } @@ -2877,10 +2877,10 @@ ahd_handle_lqiphase_error(struct ahd_softc *ahd, u_int lqistat1) if ((ahd_inb(ahd, SCSISIGO) & ATNO) != 0 && (ahd_inb(ahd, MDFFSTAT) & DLZERO) != 0) { if ((lqistat1 & LQIPHASE_LQ) != 0) { - printf("LQIRETRY for LQIPHASE_LQ\n"); + printk("LQIRETRY for LQIPHASE_LQ\n"); ahd_outb(ahd, LQCTL2, LQIRETRY); } else if ((lqistat1 & LQIPHASE_NLQ) != 0) { - printf("LQIRETRY for LQIPHASE_NLQ\n"); + printk("LQIRETRY for LQIPHASE_NLQ\n"); ahd_outb(ahd, LQCTL2, LQIRETRY); } else panic("ahd_handle_lqiphase_error: No phase errors\n"); @@ -2888,7 +2888,7 @@ ahd_handle_lqiphase_error(struct ahd_softc *ahd, u_int lqistat1) ahd_outb(ahd, CLRINT, CLRSCSIINT); ahd_unpause(ahd); } else { - printf("Reseting Channel for LQI Phase error\n"); + printk("Reseting Channel for LQI Phase error\n"); ahd_dump_card_state(ahd); ahd_reset_channel(ahd, 'A', /*Initiate Reset*/TRUE); } @@ -2976,7 +2976,7 @@ ahd_handle_pkt_busfree(struct ahd_softc *ahd, u_int busfreetime) if (scb->crc_retry_count < AHD_MAX_LQ_CRC_ERRORS) { if (SCB_IS_SILENT(scb) == FALSE) { ahd_print_path(ahd, scb); - printf("Probable outgoing LQ CRC error. " + printk("Probable outgoing LQ CRC error. " "Retrying command\n"); } scb->crc_retry_count++; @@ -2998,7 +2998,7 @@ ahd_handle_pkt_busfree(struct ahd_softc *ahd, u_int busfreetime) ahd_outb(ahd, CLRSINT1, CLRSCSIPERR|CLRBUSFREE); #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MASKED_ERRORS) != 0) - printf("%s: Parity on last REQ detected " + printk("%s: Parity on last REQ detected " "during busfree phase.\n", ahd_name(ahd)); #endif @@ -3012,7 +3012,7 @@ ahd_handle_pkt_busfree(struct ahd_softc *ahd, u_int busfreetime) scbid = ahd_get_scbptr(ahd); scb = ahd_lookup_scb(ahd, scbid); ahd_print_path(ahd, scb); - printf("Unexpected PKT busfree condition\n"); + printk("Unexpected PKT busfree condition\n"); ahd_dump_card_state(ahd); ahd_abort_scbs(ahd, SCB_GET_TARGET(ahd, scb), 'A', SCB_GET_LUN(scb), SCB_GET_TAG(scb), @@ -3021,7 +3021,7 @@ ahd_handle_pkt_busfree(struct ahd_softc *ahd, u_int busfreetime) /* Return restarting the sequencer. */ return (1); } - printf("%s: Unexpected PKT busfree condition\n", ahd_name(ahd)); + printk("%s: Unexpected PKT busfree condition\n", ahd_name(ahd)); ahd_dump_card_state(ahd); /* Restart the sequencer. */ return (1); @@ -3076,14 +3076,14 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd) if (scb == NULL) { ahd_print_devinfo(ahd, &devinfo); - printf("Abort for unidentified " + printk("Abort for unidentified " "connection completed.\n"); /* restart the sequencer. */ return (1); } sent_msg = ahd->msgout_buf[ahd->msgout_index - 1]; ahd_print_path(ahd, scb); - printf("SCB %d - Abort%s Completed.\n", + printk("SCB %d - Abort%s Completed.\n", SCB_GET_TAG(scb), sent_msg == MSG_ABORT_TAG ? "" : " Tag"); @@ -3109,7 +3109,7 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd) found = ahd_abort_scbs(ahd, target, 'A', saved_lun, tag, ROLE_INITIATOR, CAM_REQ_ABORTED); - printf("found == 0x%x\n", found); + printk("found == 0x%x\n", found); printerror = 0; } else if (ahd_sent_msg(ahd, AHDMSG_1B, MSG_BUS_DEV_RESET, TRUE)) { @@ -3147,7 +3147,7 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd) */ #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf("PPR negotiation rejected busfree.\n"); + printk("PPR negotiation rejected busfree.\n"); #endif tinfo = ahd_fetch_transinfo(ahd, devinfo.channel, devinfo.our_scsiid, @@ -3191,7 +3191,7 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd) */ #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf("WDTR negotiation rejected busfree.\n"); + printk("WDTR negotiation rejected busfree.\n"); #endif ahd_set_width(ahd, &devinfo, MSG_EXT_WDTR_BUS_8_BIT, @@ -3216,7 +3216,7 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd) */ #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf("SDTR negotiation rejected busfree.\n"); + printk("SDTR negotiation rejected busfree.\n"); #endif ahd_set_syncrate(ahd, &devinfo, /*period*/0, /*offset*/0, @@ -3240,7 +3240,7 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf("Expected IDE Busfree\n"); + printk("Expected IDE Busfree\n"); #endif printerror = 0; } else if ((ahd->msg_flags & MSG_FLAG_EXPECT_QASREJ_BUSFREE) @@ -3249,7 +3249,7 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf("Expected QAS Reject Busfree\n"); + printk("Expected QAS Reject Busfree\n"); #endif printerror = 0; } @@ -3275,7 +3275,7 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd) } else { #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf("PPR Negotiation Busfree.\n"); + printk("PPR Negotiation Busfree.\n"); #endif ahd_done(ahd, scb); } @@ -3302,9 +3302,9 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd) * We had not fully identified this connection, * so we cannot abort anything. */ - printf("%s: ", ahd_name(ahd)); + printk("%s: ", ahd_name(ahd)); } - printf("Unexpected busfree %s, %d SCBs aborted, " + printk("Unexpected busfree %s, %d SCBs aborted, " "PRGMCNT == 0x%x\n", ahd_lookup_phase_entry(lastphase)->phasemsg, aborted, @@ -3342,7 +3342,7 @@ ahd_handle_proto_violation(struct ahd_softc *ahd) * to match. */ ahd_print_devinfo(ahd, &devinfo); - printf("Target did not send an IDENTIFY message. " + printk("Target did not send an IDENTIFY message. " "LASTPHASE = 0x%x.\n", lastphase); scb = NULL; } else if (scb == NULL) { @@ -3351,13 +3351,13 @@ ahd_handle_proto_violation(struct ahd_softc *ahd) * transaction. Print an error and reset the bus. */ ahd_print_devinfo(ahd, &devinfo); - printf("No SCB found during protocol violation\n"); + printk("No SCB found during protocol violation\n"); goto proto_violation_reset; } else { ahd_set_transaction_status(scb, CAM_SEQUENCE_FAIL); if ((seq_flags & NO_CDB_SENT) != 0) { ahd_print_path(ahd, scb); - printf("No or incomplete CDB sent to device.\n"); + printk("No or incomplete CDB sent to device.\n"); } else if ((ahd_inb_scbram(ahd, SCB_CONTROL) & STATUS_RCVD) == 0) { /* @@ -3368,10 +3368,10 @@ ahd_handle_proto_violation(struct ahd_softc *ahd) * message. */ ahd_print_path(ahd, scb); - printf("Completed command without status.\n"); + printk("Completed command without status.\n"); } else { ahd_print_path(ahd, scb); - printf("Unknown protocol violation.\n"); + printk("Unknown protocol violation.\n"); ahd_dump_card_state(ahd); } } @@ -3385,7 +3385,7 @@ proto_violation_reset: * it away with a bus reset. */ found = ahd_reset_channel(ahd, 'A', TRUE); - printf("%s: Issued Channel %c Bus Reset. " + printk("%s: Issued Channel %c Bus Reset. " "%d SCBs aborted\n", ahd_name(ahd), 'A', found); } else { /* @@ -3407,7 +3407,7 @@ proto_violation_reset: ahd_print_path(ahd, scb); scb->flags |= SCB_ABORT; } - printf("Protocol violation %s. Attempting to abort.\n", + printk("Protocol violation %s. Attempting to abort.\n", ahd_lookup_phase_entry(curphase)->phasemsg); } } @@ -3425,7 +3425,7 @@ ahd_force_renegotiation(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) { ahd_print_devinfo(ahd, devinfo); - printf("Forcing renegotiation\n"); + printk("Forcing renegotiation\n"); } #endif targ_info = ahd_fetch_transinfo(ahd, @@ -3486,7 +3486,7 @@ ahd_clear_critical_section(struct ahd_softc *ahd) break; if (steps > AHD_MAX_STEPS) { - printf("%s: Infinite loop in critical section\n" + printk("%s: Infinite loop in critical section\n" "%s: First Instruction 0x%x now 0x%x\n", ahd_name(ahd), ahd_name(ahd), first_instr, seqaddr); @@ -3497,7 +3497,7 @@ ahd_clear_critical_section(struct ahd_softc *ahd) steps++; #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MISC) != 0) - printf("%s: Single stepping at 0x%x\n", ahd_name(ahd), + printk("%s: Single stepping at 0x%x\n", ahd_name(ahd), seqaddr); #endif if (stepping == FALSE) { @@ -3601,16 +3601,16 @@ ahd_print_scb(struct scb *scb) int i; hscb = scb->hscb; - printf("scb:%p control:0x%x scsiid:0x%x lun:%d cdb_len:%d\n", + printk("scb:%p control:0x%x scsiid:0x%x lun:%d cdb_len:%d\n", (void *)scb, hscb->control, hscb->scsiid, hscb->lun, hscb->cdb_len); - printf("Shared Data: "); + printk("Shared Data: "); for (i = 0; i < sizeof(hscb->shared_data.idata.cdb); i++) - printf("%#02x", hscb->shared_data.idata.cdb[i]); - printf(" dataptr:%#x%x datacnt:%#x sgptr:%#x tag:%#x\n", + printk("%#02x", hscb->shared_data.idata.cdb[i]); + printk(" dataptr:%#x%x datacnt:%#x sgptr:%#x tag:%#x\n", (uint32_t)((ahd_le64toh(hscb->dataptr) >> 32) & 0xFFFFFFFF), (uint32_t)(ahd_le64toh(hscb->dataptr) & 0xFFFFFFFF), ahd_le32toh(hscb->datacnt), @@ -3637,7 +3637,7 @@ ahd_alloc_tstate(struct ahd_softc *ahd, u_int scsi_id, char channel) && ahd->enabled_targets[scsi_id] != master_tstate) panic("%s: ahd_alloc_tstate - Target already allocated", ahd_name(ahd)); - tstate = malloc(sizeof(*tstate), M_DEVBUF, M_NOWAIT); + tstate = kmalloc(sizeof(*tstate), GFP_ATOMIC); if (tstate == NULL) return (NULL); @@ -3682,7 +3682,7 @@ ahd_free_tstate(struct ahd_softc *ahd, u_int scsi_id, char channel, int force) tstate = ahd->enabled_targets[scsi_id]; if (tstate != NULL) - free(tstate, M_DEVBUF); + kfree(tstate); ahd->enabled_targets[scsi_id] = NULL; } #endif @@ -3942,37 +3942,37 @@ ahd_set_syncrate(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, if (offset != 0) { int options; - printf("%s: target %d synchronous with " + printk("%s: target %d synchronous with " "period = 0x%x, offset = 0x%x", ahd_name(ahd), devinfo->target, period, offset); options = 0; if ((ppr_options & MSG_EXT_PPR_RD_STRM) != 0) { - printf("(RDSTRM"); + printk("(RDSTRM"); options++; } if ((ppr_options & MSG_EXT_PPR_DT_REQ) != 0) { - printf("%s", options ? "|DT" : "(DT"); + printk("%s", options ? "|DT" : "(DT"); options++; } if ((ppr_options & MSG_EXT_PPR_IU_REQ) != 0) { - printf("%s", options ? "|IU" : "(IU"); + printk("%s", options ? "|IU" : "(IU"); options++; } if ((ppr_options & MSG_EXT_PPR_RTI) != 0) { - printf("%s", options ? "|RTI" : "(RTI"); + printk("%s", options ? "|RTI" : "(RTI"); options++; } if ((ppr_options & MSG_EXT_PPR_QAS_REQ) != 0) { - printf("%s", options ? "|QAS" : "(QAS"); + printk("%s", options ? "|QAS" : "(QAS"); options++; } if (options != 0) - printf(")\n"); + printk(")\n"); else - printf("\n"); + printk("\n"); } else { - printf("%s: target %d using " + printk("%s: target %d using " "asynchronous transfers%s\n", ahd_name(ahd), devinfo->target, (ppr_options & MSG_EXT_PPR_QAS_REQ) != 0 @@ -4000,7 +4000,7 @@ ahd_set_syncrate(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) { ahd_print_devinfo(ahd, devinfo); - printf("Expecting IU Change busfree\n"); + printk("Expecting IU Change busfree\n"); } #endif ahd->msg_flags |= MSG_FLAG_EXPECT_PPR_BUSFREE @@ -4009,7 +4009,7 @@ ahd_set_syncrate(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, if ((old_ppr & MSG_EXT_PPR_IU_REQ) != 0) { #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf("PPR with IU_REQ outstanding\n"); + printk("PPR with IU_REQ outstanding\n"); #endif ahd->msg_flags |= MSG_FLAG_EXPECT_PPR_BUSFREE; } @@ -4061,7 +4061,7 @@ ahd_set_width(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, ahd_send_async(ahd, devinfo->channel, devinfo->target, CAM_LUN_WILDCARD, AC_TRANSFER_NEG); if (bootverbose) { - printf("%s: target %d using %dbit transfers\n", + printk("%s: target %d using %dbit transfers\n", ahd_name(ahd), devinfo->target, 8 * (0x01 << width)); } @@ -4337,7 +4337,7 @@ ahd_fetch_devinfo(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) void ahd_print_devinfo(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) { - printf("%s:%c:%d:%d: ", ahd_name(ahd), 'A', + printk("%s:%c:%d:%d: ", ahd_name(ahd), 'A', devinfo->target, devinfo->lun); } @@ -4419,11 +4419,11 @@ ahd_setup_initiator_msgout(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, ahd->msg_type = MSG_TYPE_INITIATOR_MSGOUT; #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf("Setting up for Parity Error delivery\n"); + printk("Setting up for Parity Error delivery\n"); #endif return; } else if (scb == NULL) { - printf("%s: WARNING. No pending message for " + printk("%s: WARNING. No pending message for " "I_T msgin. Issuing NO-OP\n", ahd_name(ahd)); ahd->msgout_buf[ahd->msgout_index++] = MSG_NOOP; ahd->msgout_len++; @@ -4454,7 +4454,7 @@ ahd_setup_initiator_msgout(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, ahd->msgout_buf[ahd->msgout_index++] = MSG_BUS_DEV_RESET; ahd->msgout_len++; ahd_print_path(ahd, scb); - printf("Bus Device Reset Message Sent\n"); + printk("Bus Device Reset Message Sent\n"); /* * Clear our selection hardware in advance of * the busfree. We may have an entry in the waiting @@ -4472,7 +4472,7 @@ ahd_setup_initiator_msgout(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, } ahd->msgout_len++; ahd_print_path(ahd, scb); - printf("Abort%s Message Sent\n", + printk("Abort%s Message Sent\n", (scb->hscb->control & TAG_ENB) != 0 ? " Tag" : ""); /* * Clear our selection hardware in advance of @@ -4493,9 +4493,9 @@ ahd_setup_initiator_msgout(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, */ ahd_outb(ahd, SCSISEQ0, 0); } else { - printf("ahd_intr: AWAITING_MSG for an SCB that " + printk("ahd_intr: AWAITING_MSG for an SCB that " "does not have a waiting message\n"); - printf("SCSIID = %x, target_mask = %x\n", scb->hscb->scsiid, + printk("SCSIID = %x, target_mask = %x\n", scb->hscb->scsiid, devinfo->target_mask); panic("SCB = %d, SCB Control = %x:%x, MSG_OUT = %x " "SCB flags = %x", SCB_GET_TAG(scb), scb->hscb->control, @@ -4577,7 +4577,7 @@ ahd_build_transfer_msg(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) if (bootverbose) { ahd_print_devinfo(ahd, devinfo); - printf("Ensuring async\n"); + printk("Ensuring async\n"); } } /* Target initiated PPR is not allowed in the SCSI spec */ @@ -4624,7 +4624,7 @@ ahd_construct_sdtr(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, ahd->msgout_buf + ahd->msgout_index, period, offset); ahd->msgout_len += 5; if (bootverbose) { - printf("(%s:%c:%d:%d): Sending SDTR period %x, offset %x\n", + printk("(%s:%c:%d:%d): Sending SDTR period %x, offset %x\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun, period, offset); } @@ -4642,7 +4642,7 @@ ahd_construct_wdtr(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, ahd->msgout_buf + ahd->msgout_index, bus_width); ahd->msgout_len += 4; if (bootverbose) { - printf("(%s:%c:%d:%d): Sending WDTR %x\n", + printk("(%s:%c:%d:%d): Sending WDTR %x\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun, bus_width); } @@ -4671,7 +4671,7 @@ ahd_construct_ppr(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, bus_width, ppr_options); ahd->msgout_len += 8; if (bootverbose) { - printf("(%s:%c:%d:%d): Sending PPR bus_width %x, period %x, " + printk("(%s:%c:%d:%d): Sending PPR bus_width %x, period %x, " "offset %x, ppr_options %x\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun, bus_width, period, offset, ppr_options); @@ -4721,7 +4721,7 @@ ahd_handle_message_phase(struct ahd_softc *ahd) bus_phase = ahd_inb(ahd, LASTPHASE); if ((ahd_inb(ahd, LQISTAT2) & LQIPHASE_OUTPKT) != 0) { - printf("LQIRETRY for LQIPHASE_OUTPKT\n"); + printk("LQIRETRY for LQIPHASE_OUTPKT\n"); ahd_outb(ahd, LQCTL2, LQIRETRY); } reswitch: @@ -4738,14 +4738,14 @@ reswitch: #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) { ahd_print_devinfo(ahd, &devinfo); - printf("INITIATOR_MSG_OUT"); + printk("INITIATOR_MSG_OUT"); } #endif phasemis = bus_phase != P_MESGOUT; if (phasemis) { #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) { - printf(" PHASEMIS %s\n", + printk(" PHASEMIS %s\n", ahd_lookup_phase_entry(bus_phase) ->phasemsg); } @@ -4772,7 +4772,7 @@ reswitch: ahd_outb(ahd, CLRSINT1, CLRREQINIT); #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf(" byte 0x%x\n", ahd->send_msg_perror); + printk(" byte 0x%x\n", ahd->send_msg_perror); #endif /* * If we are notifying the target of a CRC error @@ -4813,7 +4813,7 @@ reswitch: ahd_outb(ahd, CLRSINT1, CLRREQINIT); #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf(" byte 0x%x\n", + printk(" byte 0x%x\n", ahd->msgout_buf[ahd->msgout_index]); #endif ahd_outb(ahd, RETURN_2, ahd->msgout_buf[ahd->msgout_index++]); @@ -4828,14 +4828,14 @@ reswitch: #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) { ahd_print_devinfo(ahd, &devinfo); - printf("INITIATOR_MSG_IN"); + printk("INITIATOR_MSG_IN"); } #endif phasemis = bus_phase != P_MESGIN; if (phasemis) { #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) { - printf(" PHASEMIS %s\n", + printk(" PHASEMIS %s\n", ahd_lookup_phase_entry(bus_phase) ->phasemsg); } @@ -4856,7 +4856,7 @@ reswitch: ahd->msgin_buf[ahd->msgin_index] = ahd_inb(ahd, SCSIBUS); #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf(" byte 0x%x\n", + printk(" byte 0x%x\n", ahd->msgin_buf[ahd->msgin_index]); #endif @@ -4878,7 +4878,7 @@ reswitch: #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) { ahd_print_devinfo(ahd, &devinfo); - printf("Asserting ATN for response\n"); + printk("Asserting ATN for response\n"); } #endif ahd_assert_atn(ahd); @@ -5026,7 +5026,7 @@ reswitch: if (end_session) { if ((ahd->msg_flags & MSG_FLAG_PACKETIZED) != 0) { - printf("%s: Returning to Idle Loop\n", + printk("%s: Returning to Idle Loop\n", ahd_name(ahd)); ahd_clear_msg_state(ahd); @@ -5178,7 +5178,7 @@ ahd_parse_msg(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) ahd_validate_offset(ahd, tinfo, period, &offset, tinfo->curr.width, devinfo->role); if (bootverbose) { - printf("(%s:%c:%d:%d): Received " + printk("(%s:%c:%d:%d): Received " "SDTR period %x, offset %x\n\t" "Filtered to period %x, offset %x\n", ahd_name(ahd), devinfo->channel, @@ -5208,7 +5208,7 @@ ahd_parse_msg(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) */ if (bootverbose && devinfo->role == ROLE_INITIATOR) { - printf("(%s:%c:%d:%d): Target " + printk("(%s:%c:%d:%d): Target " "Initiated SDTR\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun); @@ -5250,7 +5250,7 @@ ahd_parse_msg(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) ahd_validate_width(ahd, tinfo, &bus_width, devinfo->role); if (bootverbose) { - printf("(%s:%c:%d:%d): Received WDTR " + printk("(%s:%c:%d:%d): Received WDTR " "%x filtered to %x\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun, @@ -5266,7 +5266,7 @@ ahd_parse_msg(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) */ if (saved_width > bus_width) { reject = TRUE; - printf("(%s:%c:%d:%d): requested %dBit " + printk("(%s:%c:%d:%d): requested %dBit " "transfers. Rejecting...\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun, @@ -5279,7 +5279,7 @@ ahd_parse_msg(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) */ if (bootverbose && devinfo->role == ROLE_INITIATOR) { - printf("(%s:%c:%d:%d): Target " + printk("(%s:%c:%d:%d): Target " "Initiated WDTR\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun); @@ -5391,12 +5391,12 @@ ahd_parse_msg(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) } } else { if (devinfo->role != ROLE_TARGET) - printf("(%s:%c:%d:%d): Target " + printk("(%s:%c:%d:%d): Target " "Initiated PPR\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun); else - printf("(%s:%c:%d:%d): Initiator " + printk("(%s:%c:%d:%d): Initiator " "Initiated PPR\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun); @@ -5408,7 +5408,7 @@ ahd_parse_msg(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) response = TRUE; } if (bootverbose) { - printf("(%s:%c:%d:%d): Received PPR width %x, " + printk("(%s:%c:%d:%d): Received PPR width %x, " "period %x, offset %x,options %x\n" "\tFiltered to width %x, period %x, " "offset %x, options %x\n", @@ -5484,7 +5484,7 @@ ahd_parse_msg(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) case MSG_QAS_REQUEST: #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MESSAGES) != 0) - printf("%s: QAS request. SCSISIGI == 0x%x\n", + printk("%s: QAS request. SCSISIGI == 0x%x\n", ahd_name(ahd), ahd_inb(ahd, SCSISIGI)); #endif ahd->msg_flags |= MSG_FLAG_EXPECT_QASREJ_BUSFREE; @@ -5549,7 +5549,7 @@ ahd_handle_msg_reject(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) * off these options. */ if (bootverbose) { - printf("(%s:%c:%d:%d): PPR Rejected. " + printk("(%s:%c:%d:%d): PPR Rejected. " "Trying simple U160 PPR\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun); @@ -5564,7 +5564,7 @@ ahd_handle_msg_reject(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) * Attempt to negotiate SPI-2 style. */ if (bootverbose) { - printf("(%s:%c:%d:%d): PPR Rejected. " + printk("(%s:%c:%d:%d): PPR Rejected. " "Trying WDTR/SDTR\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun); @@ -5581,7 +5581,7 @@ ahd_handle_msg_reject(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) } else if (ahd_sent_msg(ahd, AHDMSG_EXT, MSG_EXT_WDTR, /*full*/FALSE)) { /* note 8bit xfers */ - printf("(%s:%c:%d:%d): refuses WIDE negotiation. Using " + printk("(%s:%c:%d:%d): refuses WIDE negotiation. Using " "8bit transfers\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun); ahd_set_width(ahd, devinfo, MSG_EXT_WDTR_BUS_8_BIT, @@ -5609,7 +5609,7 @@ ahd_handle_msg_reject(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) /*offset*/0, /*ppr_options*/0, AHD_TRANS_ACTIVE|AHD_TRANS_GOAL, /*paused*/TRUE); - printf("(%s:%c:%d:%d): refuses synchronous negotiation. " + printk("(%s:%c:%d:%d): refuses synchronous negotiation. " "Using asynchronous transfers\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun); @@ -5620,13 +5620,13 @@ ahd_handle_msg_reject(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) tag_type = (scb->hscb->control & MSG_SIMPLE_TASK); if (tag_type == MSG_SIMPLE_TASK) { - printf("(%s:%c:%d:%d): refuses tagged commands. " + printk("(%s:%c:%d:%d): refuses tagged commands. " "Performing non-tagged I/O\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun); ahd_set_tags(ahd, scb->io_ctx, devinfo, AHD_QUEUE_NONE); mask = ~0x23; } else { - printf("(%s:%c:%d:%d): refuses %s tagged commands. " + printk("(%s:%c:%d:%d): refuses %s tagged commands. " "Performing simple queue tagged I/O only\n", ahd_name(ahd), devinfo->channel, devinfo->target, devinfo->lun, tag_type == MSG_ORDERED_TASK @@ -5677,7 +5677,7 @@ ahd_handle_msg_reject(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) /* * Otherwise, we ignore it. */ - printf("%s:%c:%d: Message reject for %x -- ignored\n", + printk("%s:%c:%d: Message reject for %x -- ignored\n", ahd_name(ahd), devinfo->channel, devinfo->target, last_msg); } @@ -5864,7 +5864,7 @@ ahd_reinitialize_dataptrs(struct ahd_softc *ahd) ahd_delay(100); if (wait == 0) { ahd_print_path(ahd, scb); - printf("ahd_reinitialize_dataptrs: Forcing FIFO free.\n"); + printk("ahd_reinitialize_dataptrs: Forcing FIFO free.\n"); ahd_outb(ahd, DFFSXFRCTL, RSTCHN|CLRSHCNT); } saved_modes = ahd_save_modes(ahd); @@ -5978,7 +5978,7 @@ ahd_handle_devreset(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, CAM_LUN_WILDCARD, AC_SENT_BDR); if (message != NULL && bootverbose) - printf("%s: %s on %c:%d. %d SCBs aborted\n", ahd_name(ahd), + printk("%s: %s on %c:%d. %d SCBs aborted\n", ahd_name(ahd), message, devinfo->channel, devinfo->target, found); } @@ -6074,23 +6074,22 @@ ahd_alloc(void *platform_arg, char *name) struct ahd_softc *ahd; #ifndef __FreeBSD__ - ahd = malloc(sizeof(*ahd), M_DEVBUF, M_NOWAIT); + ahd = kmalloc(sizeof(*ahd), GFP_ATOMIC); if (!ahd) { - printf("aic7xxx: cannot malloc softc!\n"); - free(name, M_DEVBUF); + printk("aic7xxx: cannot malloc softc!\n"); + kfree(name); return NULL; } #else ahd = device_get_softc((device_t)platform_arg); #endif memset(ahd, 0, sizeof(*ahd)); - ahd->seep_config = malloc(sizeof(*ahd->seep_config), - M_DEVBUF, M_NOWAIT); + ahd->seep_config = kmalloc(sizeof(*ahd->seep_config), GFP_ATOMIC); if (ahd->seep_config == NULL) { #ifndef __FreeBSD__ - free(ahd, M_DEVBUF); + kfree(ahd); #endif - free(name, M_DEVBUF); + kfree(name); return (NULL); } LIST_INIT(&ahd->pending_scbs); @@ -6120,7 +6119,7 @@ ahd_alloc(void *platform_arg, char *name) } #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MEMORY) != 0) { - printf("%s: scb size = 0x%x, hscb size = 0x%x\n", + printk("%s: scb size = 0x%x, hscb size = 0x%x\n", ahd_name(ahd), (u_int)sizeof(struct scb), (u_int)sizeof(struct hardware_scb)); } @@ -6147,7 +6146,7 @@ void ahd_set_name(struct ahd_softc *ahd, char *name) { if (ahd->name != NULL) - free(ahd->name, M_DEVBUF); + kfree(ahd->name); ahd->name = name; } @@ -6201,27 +6200,27 @@ ahd_free(struct ahd_softc *ahd) lstate = tstate->enabled_luns[j]; if (lstate != NULL) { xpt_free_path(lstate->path); - free(lstate, M_DEVBUF); + kfree(lstate); } } #endif - free(tstate, M_DEVBUF); + kfree(tstate); } } #ifdef AHD_TARGET_MODE if (ahd->black_hole != NULL) { xpt_free_path(ahd->black_hole->path); - free(ahd->black_hole, M_DEVBUF); + kfree(ahd->black_hole); } #endif if (ahd->name != NULL) - free(ahd->name, M_DEVBUF); + kfree(ahd->name); if (ahd->seep_config != NULL) - free(ahd->seep_config, M_DEVBUF); + kfree(ahd->seep_config); if (ahd->saved_stack != NULL) - free(ahd->saved_stack, M_DEVBUF); + kfree(ahd->saved_stack); #ifndef __FreeBSD__ - free(ahd, M_DEVBUF); + kfree(ahd); #endif return; } @@ -6300,7 +6299,7 @@ ahd_reset(struct ahd_softc *ahd, int reinit) } while (--wait && !(ahd_inb(ahd, HCNTRL) & CHIPRSTACK)); if (wait == 0) { - printf("%s: WARNING - Failed chip reset! " + printk("%s: WARNING - Failed chip reset! " "Trying to initialize anyway.\n", ahd_name(ahd)); } ahd_outb(ahd, HCNTRL, ahd->pause); @@ -6422,7 +6421,7 @@ ahd_init_scbdata(struct ahd_softc *ahd) /* Determine the number of hardware SCBs and initialize them */ scb_data->maxhscbs = ahd_probe_scbs(ahd); if (scb_data->maxhscbs == 0) { - printf("%s: No SCB space found\n", ahd_name(ahd)); + printk("%s: No SCB space found\n", ahd_name(ahd)); return (ENXIO); } @@ -6465,7 +6464,7 @@ ahd_init_scbdata(struct ahd_softc *ahd) } #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MEMORY) != 0) - printf("%s: ahd_sglist_allocsize = 0x%x\n", ahd_name(ahd), + printk("%s: ahd_sglist_allocsize = 0x%x\n", ahd_name(ahd), ahd_sglist_allocsize(ahd)); #endif @@ -6489,7 +6488,7 @@ ahd_init_scbdata(struct ahd_softc *ahd) ahd_alloc_scbs(ahd); if (scb_data->numscbs == 0) { - printf("%s: ahd_init_scbdata - " + printk("%s: ahd_init_scbdata - " "Unable to allocate initial scbs\n", ahd_name(ahd)); goto error_exit; @@ -6564,7 +6563,7 @@ ahd_fini_scbdata(struct ahd_softc *ahd) sns_map->dmamap); ahd_dmamem_free(ahd, scb_data->sense_dmat, sns_map->vaddr, sns_map->dmamap); - free(sns_map, M_DEVBUF); + kfree(sns_map); } ahd_dma_tag_destroy(ahd, scb_data->sense_dmat); /* FALLTHROUGH */ @@ -6579,7 +6578,7 @@ ahd_fini_scbdata(struct ahd_softc *ahd) sg_map->dmamap); ahd_dmamem_free(ahd, scb_data->sg_dmat, sg_map->vaddr, sg_map->dmamap); - free(sg_map, M_DEVBUF); + kfree(sg_map); } ahd_dma_tag_destroy(ahd, scb_data->sg_dmat); /* FALLTHROUGH */ @@ -6594,7 +6593,7 @@ ahd_fini_scbdata(struct ahd_softc *ahd) hscb_map->dmamap); ahd_dmamem_free(ahd, scb_data->hscb_dmat, hscb_map->vaddr, hscb_map->dmamap); - free(hscb_map, M_DEVBUF); + kfree(hscb_map); } ahd_dma_tag_destroy(ahd, scb_data->hscb_dmat); /* FALLTHROUGH */ @@ -6624,7 +6623,7 @@ ahd_setup_iocell_workaround(struct ahd_softc *ahd) ahd_outb(ahd, SIMODE0, ahd_inb(ahd, SIMODE0) | (ENSELDO|ENSELDI)); #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MISC) != 0) - printf("%s: Setting up iocell workaround\n", ahd_name(ahd)); + printk("%s: Setting up iocell workaround\n", ahd_name(ahd)); #endif ahd_restore_modes(ahd, saved_modes); ahd->flags &= ~AHD_HAD_FIRST_SEL; @@ -6644,14 +6643,14 @@ ahd_iocell_first_selection(struct ahd_softc *ahd) ahd_set_modes(ahd, AHD_MODE_CFG, AHD_MODE_CFG); #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MISC) != 0) - printf("%s: iocell first selection\n", ahd_name(ahd)); + printk("%s: iocell first selection\n", ahd_name(ahd)); #endif if ((sblkctl & ENAB40) != 0) { ahd_outb(ahd, DSPDATACTL, ahd_inb(ahd, DSPDATACTL) & ~BYPASSENAB); #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MISC) != 0) - printf("%s: BYPASS now disabled\n", ahd_name(ahd)); + printk("%s: BYPASS now disabled\n", ahd_name(ahd)); #endif } ahd_outb(ahd, SIMODE0, ahd_inb(ahd, SIMODE0) & ~(ENSELDO|ENSELDI)); @@ -6833,7 +6832,7 @@ ahd_alloc_scbs(struct ahd_softc *ahd) hscb = &((struct hardware_scb *)hscb_map->vaddr)[offset]; hscb_busaddr = hscb_map->physaddr + (offset * sizeof(*hscb)); } else { - hscb_map = malloc(sizeof(*hscb_map), M_DEVBUF, M_NOWAIT); + hscb_map = kmalloc(sizeof(*hscb_map), GFP_ATOMIC); if (hscb_map == NULL) return; @@ -6842,7 +6841,7 @@ ahd_alloc_scbs(struct ahd_softc *ahd) if (ahd_dmamem_alloc(ahd, scb_data->hscb_dmat, (void **)&hscb_map->vaddr, BUS_DMA_NOWAIT, &hscb_map->dmamap) != 0) { - free(hscb_map, M_DEVBUF); + kfree(hscb_map); return; } @@ -6866,7 +6865,7 @@ ahd_alloc_scbs(struct ahd_softc *ahd) segs = sg_map->vaddr + offset; sg_busaddr = sg_map->physaddr + offset; } else { - sg_map = malloc(sizeof(*sg_map), M_DEVBUF, M_NOWAIT); + sg_map = kmalloc(sizeof(*sg_map), GFP_ATOMIC); if (sg_map == NULL) return; @@ -6875,7 +6874,7 @@ ahd_alloc_scbs(struct ahd_softc *ahd) if (ahd_dmamem_alloc(ahd, scb_data->sg_dmat, (void **)&sg_map->vaddr, BUS_DMA_NOWAIT, &sg_map->dmamap) != 0) { - free(sg_map, M_DEVBUF); + kfree(sg_map); return; } @@ -6891,7 +6890,7 @@ ahd_alloc_scbs(struct ahd_softc *ahd) ahd_sglist_allocsize(ahd) / ahd_sglist_size(ahd); #ifdef AHD_DEBUG if (ahd_debug & AHD_SHOW_MEMORY) - printf("Mapped SG data\n"); + printk("Mapped SG data\n"); #endif } @@ -6903,7 +6902,7 @@ ahd_alloc_scbs(struct ahd_softc *ahd) sense_data = sense_map->vaddr + offset; sense_busaddr = sense_map->physaddr + offset; } else { - sense_map = malloc(sizeof(*sense_map), M_DEVBUF, M_NOWAIT); + sense_map = kmalloc(sizeof(*sense_map), GFP_ATOMIC); if (sense_map == NULL) return; @@ -6912,7 +6911,7 @@ ahd_alloc_scbs(struct ahd_softc *ahd) if (ahd_dmamem_alloc(ahd, scb_data->sense_dmat, (void **)&sense_map->vaddr, BUS_DMA_NOWAIT, &sense_map->dmamap) != 0) { - free(sense_map, M_DEVBUF); + kfree(sense_map); return; } @@ -6927,7 +6926,7 @@ ahd_alloc_scbs(struct ahd_softc *ahd) scb_data->sense_left = PAGE_SIZE / AHD_SENSE_BUFSIZE; #ifdef AHD_DEBUG if (ahd_debug & AHD_SHOW_MEMORY) - printf("Mapped sense data\n"); + printk("Mapped sense data\n"); #endif } @@ -6941,15 +6940,13 @@ ahd_alloc_scbs(struct ahd_softc *ahd) int error; #endif - next_scb = (struct scb *)malloc(sizeof(*next_scb), - M_DEVBUF, M_NOWAIT); + next_scb = kmalloc(sizeof(*next_scb), GFP_ATOMIC); if (next_scb == NULL) break; - pdata = (struct scb_platform_data *)malloc(sizeof(*pdata), - M_DEVBUF, M_NOWAIT); + pdata = kmalloc(sizeof(*pdata), GFP_ATOMIC); if (pdata == NULL) { - free(next_scb, M_DEVBUF); + kfree(next_scb); break; } next_scb->platform_data = pdata; @@ -6979,8 +6976,8 @@ ahd_alloc_scbs(struct ahd_softc *ahd) error = ahd_dmamap_create(ahd, ahd->buffer_dmat, /*flags*/0, &next_scb->dmamap); if (error != 0) { - free(next_scb, M_DEVBUF); - free(pdata, M_DEVBUF); + kfree(next_scb); + kfree(pdata); break; } #endif @@ -7077,8 +7074,7 @@ ahd_init(struct ahd_softc *ahd) AHD_ASSERT_MODES(ahd, AHD_MODE_SCSI_MSK, AHD_MODE_SCSI_MSK); ahd->stack_size = ahd_probe_stack_size(ahd); - ahd->saved_stack = malloc(ahd->stack_size * sizeof(uint16_t), - M_DEVBUF, M_NOWAIT); + ahd->saved_stack = kmalloc(ahd->stack_size * sizeof(uint16_t), GFP_ATOMIC); if (ahd->saved_stack == NULL) return (ENOMEM); @@ -7224,20 +7220,20 @@ ahd_init(struct ahd_softc *ahd) error = ahd_write_flexport(ahd, FLXADDR_ROMSTAT_CURSENSECTL, CURSENSE_ENB); if (error != 0) { - printf("%s: current sensing timeout 1\n", ahd_name(ahd)); + printk("%s: current sensing timeout 1\n", ahd_name(ahd)); goto init_done; } for (i = 20, fstat = FLX_FSTAT_BUSY; (fstat & FLX_FSTAT_BUSY) != 0 && i; i--) { error = ahd_read_flexport(ahd, FLXADDR_FLEXSTAT, &fstat); if (error != 0) { - printf("%s: current sensing timeout 2\n", + printk("%s: current sensing timeout 2\n", ahd_name(ahd)); goto init_done; } } if (i == 0) { - printf("%s: Timedout during current-sensing test\n", + printk("%s: Timedout during current-sensing test\n", ahd_name(ahd)); goto init_done; } @@ -7245,7 +7241,7 @@ ahd_init(struct ahd_softc *ahd) /* Latch Current Sensing status. */ error = ahd_read_flexport(ahd, FLXADDR_CURRENT_STAT, ¤t_sensing); if (error != 0) { - printf("%s: current sensing timeout 3\n", ahd_name(ahd)); + printk("%s: current sensing timeout 3\n", ahd_name(ahd)); goto init_done; } @@ -7254,7 +7250,7 @@ ahd_init(struct ahd_softc *ahd) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_TERMCTL) != 0) { - printf("%s: current_sensing == 0x%x\n", + printk("%s: current_sensing == 0x%x\n", ahd_name(ahd), current_sensing); } #endif @@ -7271,13 +7267,13 @@ ahd_init(struct ahd_softc *ahd) case FLX_CSTAT_OKAY: if (warn_user == 0 && bootverbose == 0) break; - printf("%s: %s Channel %s\n", ahd_name(ahd), + printk("%s: %s Channel %s\n", ahd_name(ahd), channel_strings[i], termstat_strings[term_stat]); break; } } if (warn_user) { - printf("%s: WARNING. Termination is not configured correctly.\n" + printk("%s: WARNING. Termination is not configured correctly.\n" "%s: WARNING. SCSI bus operations may FAIL.\n", ahd_name(ahd), ahd_name(ahd)); } @@ -7393,7 +7389,7 @@ ahd_chip_init(struct ahd_softc *ahd) } #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MISC) != 0) - printf("%s: WRTBIASCTL now 0x%x\n", ahd_name(ahd), + printk("%s: WRTBIASCTL now 0x%x\n", ahd_name(ahd), WRTBIASCTL_HP_DEFAULT); #endif } @@ -7622,9 +7618,9 @@ ahd_chip_init(struct ahd_softc *ahd) ahd_outb(ahd, NEGCONOPTS, negodat3); negodat3 = ahd_inb(ahd, NEGCONOPTS); if (!(negodat3 & ENSLOWCRC)) - printf("aic79xx: failed to set the SLOWCRC bit\n"); + printk("aic79xx: failed to set the SLOWCRC bit\n"); else - printf("aic79xx: SLOWCRC bit set\n"); + printk("aic79xx: SLOWCRC bit set\n"); } } @@ -7646,7 +7642,7 @@ ahd_default_config(struct ahd_softc *ahd) * data for any target mode initiator. */ if (ahd_alloc_tstate(ahd, ahd->our_id, 'A') == NULL) { - printf("%s: unable to allocate ahd_tmode_tstate. " + printk("%s: unable to allocate ahd_tmode_tstate. " "Failing attach\n", ahd_name(ahd)); return (ENOMEM); } @@ -7725,7 +7721,7 @@ ahd_parse_cfgdata(struct ahd_softc *ahd, struct seeprom_config *sc) * data for any target mode initiator. */ if (ahd_alloc_tstate(ahd, ahd->our_id, 'A') == NULL) { - printf("%s: unable to allocate ahd_tmode_tstate. " + printk("%s: unable to allocate ahd_tmode_tstate. " "Failing attach\n", ahd_name(ahd)); return (ENOMEM); } @@ -7795,7 +7791,7 @@ ahd_parse_cfgdata(struct ahd_softc *ahd, struct seeprom_config *sc) user_tinfo->width = MSG_EXT_WDTR_BUS_8_BIT; #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MISC) != 0) - printf("(%d): %x:%x:%x:%x\n", targ, user_tinfo->width, + printk("(%d): %x:%x:%x:%x\n", targ, user_tinfo->width, user_tinfo->period, user_tinfo->offset, user_tinfo->ppr_options); #endif @@ -7951,7 +7947,7 @@ ahd_pause_and_flushwork(struct ahd_softc *ahd) || (ahd_inb(ahd, SSTAT0) & (SELDO|SELINGO)) != 0)); if (maxloops == 0) { - printf("Infinite interrupt loop, INTSTAT = %x", + printk("Infinite interrupt loop, INTSTAT = %x", ahd_inb(ahd, INTSTAT)); } ahd->qfreeze_cnt++; @@ -8241,7 +8237,7 @@ ahd_search_qinfifo(struct ahd_softc *ahd, int target, char channel, prev_scb = NULL; if (action == SEARCH_PRINT) { - printf("qinstart = %d qinfifonext = %d\nQINFIFO:", + printk("qinstart = %d qinfifonext = %d\nQINFIFO:", qinstart, ahd->qinfifonext); } @@ -8256,7 +8252,7 @@ ahd_search_qinfifo(struct ahd_softc *ahd, int target, char channel, while (qinpos != qintail) { scb = ahd_lookup_scb(ahd, ahd->qinfifo[qinpos]); if (scb == NULL) { - printf("qinpos = %d, SCB index = %d\n", + printk("qinpos = %d, SCB index = %d\n", qinpos, ahd->qinfifo[qinpos]); panic("Loop 1\n"); } @@ -8269,13 +8265,13 @@ ahd_search_qinfifo(struct ahd_softc *ahd, int target, char channel, switch (action) { case SEARCH_COMPLETE: if ((scb->flags & SCB_ACTIVE) == 0) - printf("Inactive SCB in qinfifo\n"); + printk("Inactive SCB in qinfifo\n"); ahd_done_with_status(ahd, scb, status); /* FALLTHROUGH */ case SEARCH_REMOVE: break; case SEARCH_PRINT: - printf(" 0x%x", ahd->qinfifo[qinpos]); + printk(" 0x%x", ahd->qinfifo[qinpos]); /* FALLTHROUGH */ case SEARCH_COUNT: ahd_qinfifo_requeue(ahd, prev_scb, scb); @@ -8292,7 +8288,7 @@ ahd_search_qinfifo(struct ahd_softc *ahd, int target, char channel, ahd_set_hnscb_qoff(ahd, ahd->qinfifonext); if (action == SEARCH_PRINT) - printf("\nWAITING_TID_QUEUES:\n"); + printk("\nWAITING_TID_QUEUES:\n"); /* * Search waiting for selection lists. We traverse the @@ -8320,7 +8316,7 @@ ahd_search_qinfifo(struct ahd_softc *ahd, int target, char channel, panic("TID LIST LOOP"); if (scbid >= ahd->scb_data.numscbs) { - printf("%s: Waiting TID List inconsistency. " + printk("%s: Waiting TID List inconsistency. " "SCB index == 0x%x, yet numscbs == 0x%x.", ahd_name(ahd), scbid, ahd->scb_data.numscbs); ahd_dump_card_state(ahd); @@ -8328,7 +8324,7 @@ ahd_search_qinfifo(struct ahd_softc *ahd, int target, char channel, } scb = ahd_lookup_scb(ahd, scbid); if (scb == NULL) { - printf("%s: SCB = 0x%x Not Active!\n", + printk("%s: SCB = 0x%x Not Active!\n", ahd_name(ahd), scbid); panic("Waiting TID List traversal\n"); } @@ -8344,7 +8340,7 @@ ahd_search_qinfifo(struct ahd_softc *ahd, int target, char channel, * We found a list of scbs that needs to be searched. */ if (action == SEARCH_PRINT) - printf(" %d ( ", SCB_GET_TARGET(ahd, scb)); + printk(" %d ( ", SCB_GET_TARGET(ahd, scb)); tid_head = scbid; found += ahd_search_scb_list(ahd, target, channel, lun, tag, role, status, @@ -8365,14 +8361,14 @@ ahd_search_qinfifo(struct ahd_softc *ahd, int target, char channel, switch (action) { case SEARCH_COMPLETE: if ((mk_msg_scb->flags & SCB_ACTIVE) == 0) - printf("Inactive SCB pending MK_MSG\n"); + printk("Inactive SCB pending MK_MSG\n"); ahd_done_with_status(ahd, mk_msg_scb, status); /* FALLTHROUGH */ case SEARCH_REMOVE: { u_int tail_offset; - printf("Removing MK_MSG scb\n"); + printk("Removing MK_MSG scb\n"); /* * Reset our tail to the tail of the @@ -8390,7 +8386,7 @@ ahd_search_qinfifo(struct ahd_softc *ahd, int target, char channel, break; } case SEARCH_PRINT: - printf(" 0x%x", SCB_GET_TAG(scb)); + printk(" 0x%x", SCB_GET_TAG(scb)); /* FALLTHROUGH */ case SEARCH_COUNT: break; @@ -8407,7 +8403,7 @@ ahd_search_qinfifo(struct ahd_softc *ahd, int target, char channel, * queue with a pending MK_MESSAGE scb, we * must queue the MK_MESSAGE scb. */ - printf("Queueing mk_msg_scb\n"); + printk("Queueing mk_msg_scb\n"); tid_head = ahd_inw(ahd, MK_MESSAGE_SCB); seq_flags2 &= ~PENDING_MK_MESSAGE; ahd_outb(ahd, SEQ_FLAGS2, seq_flags2); @@ -8418,7 +8414,7 @@ ahd_search_qinfifo(struct ahd_softc *ahd, int target, char channel, if (!SCBID_IS_NULL(tid_head)) tid_prev = tid_head; if (action == SEARCH_PRINT) - printf(")\n"); + printk(")\n"); } /* Restore saved state. */ @@ -8446,7 +8442,7 @@ ahd_search_scb_list(struct ahd_softc *ahd, int target, char channel, *list_tail = SCB_LIST_NULL; for (scbid = next; !SCBID_IS_NULL(scbid); scbid = next) { if (scbid >= ahd->scb_data.numscbs) { - printf("%s:SCB List inconsistency. " + printk("%s:SCB List inconsistency. " "SCB == 0x%x, yet numscbs == 0x%x.", ahd_name(ahd), scbid, ahd->scb_data.numscbs); ahd_dump_card_state(ahd); @@ -8454,7 +8450,7 @@ ahd_search_scb_list(struct ahd_softc *ahd, int target, char channel, } scb = ahd_lookup_scb(ahd, scbid); if (scb == NULL) { - printf("%s: SCB = %d Not Active!\n", + printk("%s: SCB = %d Not Active!\n", ahd_name(ahd), scbid); panic("Waiting List traversal\n"); } @@ -8470,7 +8466,7 @@ ahd_search_scb_list(struct ahd_softc *ahd, int target, char channel, switch (action) { case SEARCH_COMPLETE: if ((scb->flags & SCB_ACTIVE) == 0) - printf("Inactive SCB in Waiting List\n"); + printk("Inactive SCB in Waiting List\n"); ahd_done_with_status(ahd, scb, status); /* FALLTHROUGH */ case SEARCH_REMOVE: @@ -8480,7 +8476,7 @@ ahd_search_scb_list(struct ahd_softc *ahd, int target, char channel, *list_head = next; break; case SEARCH_PRINT: - printf("0x%x ", scbid); + printk("0x%x ", scbid); case SEARCH_COUNT: prev = scbid; break; @@ -8668,7 +8664,7 @@ ahd_abort_scbs(struct ahd_softc *ahd, int target, char channel, if (ahd_get_transaction_status(scbp) != CAM_REQ_CMP) ahd_freeze_scb(scbp); if ((scbp->flags & SCB_ACTIVE) == 0) - printf("Inactive SCB on pending list\n"); + printk("Inactive SCB on pending list\n"); ahd_done(ahd, scbp); found++; } @@ -8725,7 +8721,7 @@ ahd_reset_channel(struct ahd_softc *ahd, char channel, int initiate_reset) * Check if the last bus reset is cleared */ if (ahd->flags & AHD_BUS_RESET_ACTIVE) { - printf("%s: bus reset still active\n", + printk("%s: bus reset still active\n", ahd_name(ahd)); return 0; } @@ -8900,7 +8896,7 @@ ahd_stat_timer(void *arg) ahd_enable_coalescing(ahd, enint_coal); #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_INT_COALESCING) != 0) - printf("%s: Interrupt coalescing " + printk("%s: Interrupt coalescing " "now %sabled. Cmds %d\n", ahd_name(ahd), (enint_coal & ENINT_COALESCE) ? "en" : "dis", @@ -8975,9 +8971,9 @@ ahd_handle_scsi_status(struct ahd_softc *ahd, struct scb *scb) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_SENSE) != 0) { ahd_print_path(ahd, scb); - printf("SCB 0x%x Received PKT Status of 0x%x\n", + printk("SCB 0x%x Received PKT Status of 0x%x\n", SCB_GET_TAG(scb), siu->status); - printf("\tflags = 0x%x, sense len = 0x%x, " + printk("\tflags = 0x%x, sense len = 0x%x, " "pktfail = 0x%x\n", siu->flags, scsi_4btoul(siu->sense_length), scsi_4btoul(siu->pkt_failures_length)); @@ -8986,27 +8982,27 @@ ahd_handle_scsi_status(struct ahd_softc *ahd, struct scb *scb) if ((siu->flags & SIU_RSPVALID) != 0) { ahd_print_path(ahd, scb); if (scsi_4btoul(siu->pkt_failures_length) < 4) { - printf("Unable to parse pkt_failures\n"); + printk("Unable to parse pkt_failures\n"); } else { switch (SIU_PKTFAIL_CODE(siu)) { case SIU_PFC_NONE: - printf("No packet failure found\n"); + printk("No packet failure found\n"); break; case SIU_PFC_CIU_FIELDS_INVALID: - printf("Invalid Command IU Field\n"); + printk("Invalid Command IU Field\n"); break; case SIU_PFC_TMF_NOT_SUPPORTED: - printf("TMF not supportd\n"); + printk("TMF not supportd\n"); break; case SIU_PFC_TMF_FAILED: - printf("TMF failed\n"); + printk("TMF failed\n"); break; case SIU_PFC_INVALID_TYPE_CODE: - printf("Invalid L_Q Type code\n"); + printk("Invalid L_Q Type code\n"); break; case SIU_PFC_ILLEGAL_REQUEST: - printf("Illegal request\n"); + printk("Illegal request\n"); default: break; } @@ -9019,7 +9015,7 @@ ahd_handle_scsi_status(struct ahd_softc *ahd, struct scb *scb) scb->flags |= SCB_PKT_SENSE; #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_SENSE) != 0) - printf("Sense data available\n"); + printk("Sense data available\n"); #endif } ahd_done(ahd, scb); @@ -9037,7 +9033,7 @@ ahd_handle_scsi_status(struct ahd_softc *ahd, struct scb *scb) #ifdef AHD_DEBUG if (ahd_debug & AHD_SHOW_SENSE) { ahd_print_path(ahd, scb); - printf("SCB %d: requests Check Status\n", + printk("SCB %d: requests Check Status\n", SCB_GET_TAG(scb)); } #endif @@ -9065,7 +9061,7 @@ ahd_handle_scsi_status(struct ahd_softc *ahd, struct scb *scb) #ifdef AHD_DEBUG if (ahd_debug & AHD_SHOW_SENSE) { ahd_print_path(ahd, scb); - printf("Sending Sense\n"); + printk("Sending Sense\n"); } #endif scb->sg_count = 0; @@ -9117,7 +9113,7 @@ ahd_handle_scsi_status(struct ahd_softc *ahd, struct scb *scb) break; } case SCSI_STATUS_OK: - printf("%s: Interrupted for staus of 0???\n", + printk("%s: Interrupted for staus of 0???\n", ahd_name(ahd)); /* FALLTHROUGH */ default: @@ -9192,7 +9188,7 @@ ahd_calc_residual(struct ahd_softc *ahd, struct scb *scb) return; } else if ((resid_sgptr & SG_OVERRUN_RESID) != 0) { ahd_print_path(ahd, scb); - printf("data overrun detected Tag == 0x%x.\n", + printk("data overrun detected Tag == 0x%x.\n", SCB_GET_TAG(scb)); ahd_freeze_devq(ahd, scb); ahd_set_transaction_status(scb, CAM_DATA_RUN_ERR); @@ -9232,7 +9228,7 @@ ahd_calc_residual(struct ahd_softc *ahd, struct scb *scb) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MISC) != 0) { ahd_print_path(ahd, scb); - printf("Handled %sResidual of %d bytes\n", + printk("Handled %sResidual of %d bytes\n", (scb->flags & SCB_SENSE) ? "Sense " : "", resid); } #endif @@ -9272,7 +9268,7 @@ ahd_queue_lstate_event(struct ahd_softc *ahd, struct ahd_tmode_lstate *lstate, if (pending == AHD_TMODE_EVENT_BUFFER_SIZE) { xpt_print_path(lstate->path); - printf("immediate event %x:%x lost\n", + printk("immediate event %x:%x lost\n", lstate->event_buffer[lstate->event_r_idx].event_type, lstate->event_buffer[lstate->event_r_idx].event_arg); lstate->event_r_idx++; @@ -9344,7 +9340,7 @@ ahd_dumpseq(struct ahd_softc* ahd) uint8_t ins_bytes[4]; ahd_insb(ahd, SEQRAM, ins_bytes, 4); - printf("0x%08x\n", ins_bytes[0] << 24 + printk("0x%08x\n", ins_bytes[0] << 24 | ins_bytes[1] << 16 | ins_bytes[2] << 8 | ins_bytes[3]); @@ -9372,7 +9368,7 @@ ahd_loadseq(struct ahd_softc *ahd) uint8_t download_consts[DOWNLOAD_CONST_COUNT]; if (bootverbose) - printf("%s: Downloading Sequencer Program...", + printk("%s: Downloading Sequencer Program...", ahd_name(ahd)); #if DOWNLOAD_CONST_COUNT != 8 @@ -9498,7 +9494,7 @@ ahd_loadseq(struct ahd_softc *ahd) if (cs_count != 0) { cs_count *= sizeof(struct cs); - ahd->critical_sections = malloc(cs_count, M_DEVBUF, M_NOWAIT); + ahd->critical_sections = kmalloc(cs_count, GFP_ATOMIC); if (ahd->critical_sections == NULL) panic("ahd_loadseq: Could not malloc"); memcpy(ahd->critical_sections, cs_table, cs_count); @@ -9506,8 +9502,8 @@ ahd_loadseq(struct ahd_softc *ahd) ahd_outb(ahd, SEQCTL0, PERRORDIS|FAILDIS|FASTMODE); if (bootverbose) { - printf(" %d instructions downloaded\n", downloaded); - printf("%s: Features 0x%x, Bugs 0x%x, Flags 0x%x\n", + printk(" %d instructions downloaded\n", downloaded); + printk("%s: Features 0x%x, Bugs 0x%x, Flags 0x%x\n", ahd_name(ahd), ahd->features, ahd->bugs, ahd->flags); } } @@ -9690,12 +9686,12 @@ ahd_print_register(const ahd_reg_parse_entry_t *table, u_int num_entries, u_int printed_mask; if (cur_column != NULL && *cur_column >= wrap_point) { - printf("\n"); + printk("\n"); *cur_column = 0; } - printed = printf("%s[0x%x]", name, value); + printed = printk("%s[0x%x]", name, value); if (table == NULL) { - printed += printf(" "); + printed += printk(" "); *cur_column += printed; return (printed); } @@ -9710,7 +9706,7 @@ ahd_print_register(const ahd_reg_parse_entry_t *table, u_int num_entries, == table[entry].mask)) continue; - printed += printf("%s%s", + printed += printk("%s%s", printed_mask == 0 ? ":(" : "|", table[entry].name); printed_mask |= table[entry].mask; @@ -9721,9 +9717,9 @@ ahd_print_register(const ahd_reg_parse_entry_t *table, u_int num_entries, break; } if (printed_mask != 0) - printed += printf(") "); + printed += printk(") "); else - printed += printf(" "); + printed += printk(" "); if (cur_column != NULL) *cur_column += printed; return (printed); @@ -9749,17 +9745,17 @@ ahd_dump_card_state(struct ahd_softc *ahd) } saved_modes = ahd_save_modes(ahd); ahd_set_modes(ahd, AHD_MODE_SCSI, AHD_MODE_SCSI); - printf(">>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<\n" + printk(">>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<\n" "%s: Dumping Card State at program address 0x%x Mode 0x%x\n", ahd_name(ahd), ahd_inw(ahd, CURADDR), ahd_build_mode_state(ahd, ahd->saved_src_mode, ahd->saved_dst_mode)); if (paused) - printf("Card was paused\n"); + printk("Card was paused\n"); if (ahd_check_cmdcmpltqueues(ahd)) - printf("Completions are pending\n"); + printk("Completions are pending\n"); /* * Mode independent registers. @@ -9801,8 +9797,8 @@ ahd_dump_card_state(struct ahd_softc *ahd) ahd_lqostat0_print(ahd_inb(ahd, LQOSTAT0), &cur_col, 50); ahd_lqostat1_print(ahd_inb(ahd, LQOSTAT1), &cur_col, 50); ahd_lqostat2_print(ahd_inb(ahd, LQOSTAT2), &cur_col, 50); - printf("\n"); - printf("\nSCB Count = %d CMDS_PENDING = %d LASTSCB 0x%x " + printk("\n"); + printk("\nSCB Count = %d CMDS_PENDING = %d LASTSCB 0x%x " "CURRSCB 0x%x NEXTSCB 0x%x\n", ahd->scb_data.numscbs, ahd_inw(ahd, CMDS_PENDING), ahd_inw(ahd, LASTSCB), ahd_inw(ahd, CURRSCB), @@ -9813,12 +9809,12 @@ ahd_dump_card_state(struct ahd_softc *ahd) CAM_LUN_WILDCARD, SCB_LIST_NULL, ROLE_UNKNOWN, /*status*/0, SEARCH_PRINT); saved_scb_index = ahd_get_scbptr(ahd); - printf("Pending list:"); + printk("Pending list:"); i = 0; LIST_FOREACH(scb, &ahd->pending_scbs, pending_links) { if (i++ > AHD_SCB_MAX) break; - cur_col = printf("\n%3d FIFO_USE[0x%x] ", SCB_GET_TAG(scb), + cur_col = printk("\n%3d FIFO_USE[0x%x] ", SCB_GET_TAG(scb), ahd_inb_scbram(ahd, SCB_FIFO_USE_COUNT)); ahd_set_scbptr(ahd, SCB_GET_TAG(scb)); ahd_scb_control_print(ahd_inb_scbram(ahd, SCB_CONTROL), @@ -9826,16 +9822,16 @@ ahd_dump_card_state(struct ahd_softc *ahd) ahd_scb_scsiid_print(ahd_inb_scbram(ahd, SCB_SCSIID), &cur_col, 60); } - printf("\nTotal %d\n", i); + printk("\nTotal %d\n", i); - printf("Kernel Free SCB list: "); + printk("Kernel Free SCB list: "); i = 0; TAILQ_FOREACH(scb, &ahd->scb_data.free_scbs, links.tqe) { struct scb *list_scb; list_scb = scb; do { - printf("%d ", SCB_GET_TAG(list_scb)); + printk("%d ", SCB_GET_TAG(list_scb)); list_scb = LIST_NEXT(list_scb, collision_links); } while (list_scb && i++ < AHD_SCB_MAX); } @@ -9843,49 +9839,49 @@ ahd_dump_card_state(struct ahd_softc *ahd) LIST_FOREACH(scb, &ahd->scb_data.any_dev_free_scb_list, links.le) { if (i++ > AHD_SCB_MAX) break; - printf("%d ", SCB_GET_TAG(scb)); + printk("%d ", SCB_GET_TAG(scb)); } - printf("\n"); + printk("\n"); - printf("Sequencer Complete DMA-inprog list: "); + printk("Sequencer Complete DMA-inprog list: "); scb_index = ahd_inw(ahd, COMPLETE_SCB_DMAINPROG_HEAD); i = 0; while (!SCBID_IS_NULL(scb_index) && i++ < AHD_SCB_MAX) { ahd_set_scbptr(ahd, scb_index); - printf("%d ", scb_index); + printk("%d ", scb_index); scb_index = ahd_inw_scbram(ahd, SCB_NEXT_COMPLETE); } - printf("\n"); + printk("\n"); - printf("Sequencer Complete list: "); + printk("Sequencer Complete list: "); scb_index = ahd_inw(ahd, COMPLETE_SCB_HEAD); i = 0; while (!SCBID_IS_NULL(scb_index) && i++ < AHD_SCB_MAX) { ahd_set_scbptr(ahd, scb_index); - printf("%d ", scb_index); + printk("%d ", scb_index); scb_index = ahd_inw_scbram(ahd, SCB_NEXT_COMPLETE); } - printf("\n"); + printk("\n"); - printf("Sequencer DMA-Up and Complete list: "); + printk("Sequencer DMA-Up and Complete list: "); scb_index = ahd_inw(ahd, COMPLETE_DMA_SCB_HEAD); i = 0; while (!SCBID_IS_NULL(scb_index) && i++ < AHD_SCB_MAX) { ahd_set_scbptr(ahd, scb_index); - printf("%d ", scb_index); + printk("%d ", scb_index); scb_index = ahd_inw_scbram(ahd, SCB_NEXT_COMPLETE); } - printf("\n"); - printf("Sequencer On QFreeze and Complete list: "); + printk("\n"); + printk("Sequencer On QFreeze and Complete list: "); scb_index = ahd_inw(ahd, COMPLETE_ON_QFREEZE_HEAD); i = 0; while (!SCBID_IS_NULL(scb_index) && i++ < AHD_SCB_MAX) { ahd_set_scbptr(ahd, scb_index); - printf("%d ", scb_index); + printk("%d ", scb_index); scb_index = ahd_inw_scbram(ahd, SCB_NEXT_COMPLETE); } - printf("\n"); + printk("\n"); ahd_set_scbptr(ahd, saved_scb_index); dffstat = ahd_inb(ahd, DFFSTAT); for (i = 0; i < 2; i++) { @@ -9896,7 +9892,7 @@ ahd_dump_card_state(struct ahd_softc *ahd) ahd_set_modes(ahd, AHD_MODE_DFF0 + i, AHD_MODE_DFF0 + i); fifo_scbptr = ahd_get_scbptr(ahd); - printf("\n\n%s: FIFO%d %s, LONGJMP == 0x%x, SCB 0x%x\n", + printk("\n\n%s: FIFO%d %s, LONGJMP == 0x%x, SCB 0x%x\n", ahd_name(ahd), i, (dffstat & (FIFO0FREE << i)) ? "Free" : "Active", ahd_inw(ahd, LONGJMP_ADDR), fifo_scbptr); @@ -9912,20 +9908,20 @@ ahd_dump_card_state(struct ahd_softc *ahd) ahd_soffcnt_print(ahd_inb(ahd, SOFFCNT), &cur_col, 50); ahd_mdffstat_print(ahd_inb(ahd, MDFFSTAT), &cur_col, 50); if (cur_col > 50) { - printf("\n"); + printk("\n"); cur_col = 0; } - cur_col += printf("SHADDR = 0x%x%x, SHCNT = 0x%x ", + cur_col += printk("SHADDR = 0x%x%x, SHCNT = 0x%x ", ahd_inl(ahd, SHADDR+4), ahd_inl(ahd, SHADDR), (ahd_inb(ahd, SHCNT) | (ahd_inb(ahd, SHCNT + 1) << 8) | (ahd_inb(ahd, SHCNT + 2) << 16))); if (cur_col > 50) { - printf("\n"); + printk("\n"); cur_col = 0; } - cur_col += printf("HADDR = 0x%x%x, HCNT = 0x%x ", + cur_col += printk("HADDR = 0x%x%x, HCNT = 0x%x ", ahd_inl(ahd, HADDR+4), ahd_inl(ahd, HADDR), (ahd_inb(ahd, HCNT) @@ -9940,52 +9936,52 @@ ahd_dump_card_state(struct ahd_softc *ahd) } #endif } - printf("\nLQIN: "); + printk("\nLQIN: "); for (i = 0; i < 20; i++) - printf("0x%x ", ahd_inb(ahd, LQIN + i)); - printf("\n"); + printk("0x%x ", ahd_inb(ahd, LQIN + i)); + printk("\n"); ahd_set_modes(ahd, AHD_MODE_CFG, AHD_MODE_CFG); - printf("%s: LQISTATE = 0x%x, LQOSTATE = 0x%x, OPTIONMODE = 0x%x\n", + printk("%s: LQISTATE = 0x%x, LQOSTATE = 0x%x, OPTIONMODE = 0x%x\n", ahd_name(ahd), ahd_inb(ahd, LQISTATE), ahd_inb(ahd, LQOSTATE), ahd_inb(ahd, OPTIONMODE)); - printf("%s: OS_SPACE_CNT = 0x%x MAXCMDCNT = 0x%x\n", + printk("%s: OS_SPACE_CNT = 0x%x MAXCMDCNT = 0x%x\n", ahd_name(ahd), ahd_inb(ahd, OS_SPACE_CNT), ahd_inb(ahd, MAXCMDCNT)); - printf("%s: SAVED_SCSIID = 0x%x SAVED_LUN = 0x%x\n", + printk("%s: SAVED_SCSIID = 0x%x SAVED_LUN = 0x%x\n", ahd_name(ahd), ahd_inb(ahd, SAVED_SCSIID), ahd_inb(ahd, SAVED_LUN)); ahd_simode0_print(ahd_inb(ahd, SIMODE0), &cur_col, 50); - printf("\n"); + printk("\n"); ahd_set_modes(ahd, AHD_MODE_CCHAN, AHD_MODE_CCHAN); cur_col = 0; ahd_ccscbctl_print(ahd_inb(ahd, CCSCBCTL), &cur_col, 50); - printf("\n"); + printk("\n"); ahd_set_modes(ahd, ahd->saved_src_mode, ahd->saved_dst_mode); - printf("%s: REG0 == 0x%x, SINDEX = 0x%x, DINDEX = 0x%x\n", + printk("%s: REG0 == 0x%x, SINDEX = 0x%x, DINDEX = 0x%x\n", ahd_name(ahd), ahd_inw(ahd, REG0), ahd_inw(ahd, SINDEX), ahd_inw(ahd, DINDEX)); - printf("%s: SCBPTR == 0x%x, SCB_NEXT == 0x%x, SCB_NEXT2 == 0x%x\n", + printk("%s: SCBPTR == 0x%x, SCB_NEXT == 0x%x, SCB_NEXT2 == 0x%x\n", ahd_name(ahd), ahd_get_scbptr(ahd), ahd_inw_scbram(ahd, SCB_NEXT), ahd_inw_scbram(ahd, SCB_NEXT2)); - printf("CDB %x %x %x %x %x %x\n", + printk("CDB %x %x %x %x %x %x\n", ahd_inb_scbram(ahd, SCB_CDB_STORE), ahd_inb_scbram(ahd, SCB_CDB_STORE+1), ahd_inb_scbram(ahd, SCB_CDB_STORE+2), ahd_inb_scbram(ahd, SCB_CDB_STORE+3), ahd_inb_scbram(ahd, SCB_CDB_STORE+4), ahd_inb_scbram(ahd, SCB_CDB_STORE+5)); - printf("STACK:"); + printk("STACK:"); for (i = 0; i < ahd->stack_size; i++) { ahd->saved_stack[i] = ahd_inb(ahd, STACK)|(ahd_inb(ahd, STACK) << 8); - printf(" 0x%x", ahd->saved_stack[i]); + printk(" 0x%x", ahd->saved_stack[i]); } for (i = ahd->stack_size-1; i >= 0; i--) { ahd_outb(ahd, STACK, ahd->saved_stack[i] & 0xFF); ahd_outb(ahd, STACK, (ahd->saved_stack[i] >> 8) & 0xFF); } - printf("\n<<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>\n"); + printk("\n<<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>\n"); ahd_restore_modes(ahd, saved_modes); if (paused == 0) ahd_unpause(ahd); @@ -10004,8 +10000,8 @@ ahd_dump_scbs(struct ahd_softc *ahd) saved_scb_index = ahd_get_scbptr(ahd); for (i = 0; i < AHD_SCB_MAX; i++) { ahd_set_scbptr(ahd, i); - printf("%3d", i); - printf("(CTRL 0x%x ID 0x%x N 0x%x N2 0x%x SG 0x%x, RSG 0x%x)\n", + printk("%3d", i); + printk("(CTRL 0x%x ID 0x%x N 0x%x N2 0x%x SG 0x%x, RSG 0x%x)\n", ahd_inb_scbram(ahd, SCB_CONTROL), ahd_inb_scbram(ahd, SCB_SCSIID), ahd_inw_scbram(ahd, SCB_NEXT), @@ -10013,7 +10009,7 @@ ahd_dump_scbs(struct ahd_softc *ahd) ahd_inl_scbram(ahd, SCB_SGPTR), ahd_inl_scbram(ahd, SCB_RESIDUAL_SGPTR)); } - printf("\n"); + printk("\n"); ahd_set_scbptr(ahd, saved_scb_index); ahd_restore_modes(ahd, saved_modes); } @@ -10383,7 +10379,7 @@ ahd_handle_en_lun(struct ahd_softc *ahd, struct cam_sim *sim, union ccb *ccb) && ccb->ccb_h.target_id != CAM_TARGET_WILDCARD) { u_long s; - printf("Configuring Target Mode\n"); + printk("Configuring Target Mode\n"); ahd_lock(ahd, &s); if (LIST_FIRST(&ahd->pending_scbs) != NULL) { ccb->ccb_h.status = CAM_BUSY; @@ -10412,7 +10408,7 @@ ahd_handle_en_lun(struct ahd_softc *ahd, struct cam_sim *sim, union ccb *ccb) /* Are we already enabled?? */ if (lstate != NULL) { xpt_print_path(ccb->ccb_h.path); - printf("Lun already enabled\n"); + printk("Lun already enabled\n"); ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; return; } @@ -10424,7 +10420,7 @@ ahd_handle_en_lun(struct ahd_softc *ahd, struct cam_sim *sim, union ccb *ccb) * specific commands. */ ccb->ccb_h.status = CAM_REQ_INVALID; - printf("Non-zero Group Codes\n"); + printk("Non-zero Group Codes\n"); return; } @@ -10436,15 +10432,15 @@ ahd_handle_en_lun(struct ahd_softc *ahd, struct cam_sim *sim, union ccb *ccb) tstate = ahd_alloc_tstate(ahd, target, channel); if (tstate == NULL) { xpt_print_path(ccb->ccb_h.path); - printf("Couldn't allocate tstate\n"); + printk("Couldn't allocate tstate\n"); ccb->ccb_h.status = CAM_RESRC_UNAVAIL; return; } } - lstate = malloc(sizeof(*lstate), M_DEVBUF, M_NOWAIT); + lstate = kmalloc(sizeof(*lstate), GFP_ATOMIC); if (lstate == NULL) { xpt_print_path(ccb->ccb_h.path); - printf("Couldn't allocate lstate\n"); + printk("Couldn't allocate lstate\n"); ccb->ccb_h.status = CAM_RESRC_UNAVAIL; return; } @@ -10454,9 +10450,9 @@ ahd_handle_en_lun(struct ahd_softc *ahd, struct cam_sim *sim, union ccb *ccb) xpt_path_target_id(ccb->ccb_h.path), xpt_path_lun_id(ccb->ccb_h.path)); if (status != CAM_REQ_CMP) { - free(lstate, M_DEVBUF); + kfree(lstate); xpt_print_path(ccb->ccb_h.path); - printf("Couldn't allocate path\n"); + printk("Couldn't allocate path\n"); ccb->ccb_h.status = CAM_RESRC_UNAVAIL; return; } @@ -10524,7 +10520,7 @@ ahd_handle_en_lun(struct ahd_softc *ahd, struct cam_sim *sim, union ccb *ccb) ahd_unlock(ahd, &s); ccb->ccb_h.status = CAM_REQ_CMP; xpt_print_path(ccb->ccb_h.path); - printf("Lun now enabled for target mode\n"); + printk("Lun now enabled for target mode\n"); } else { struct scb *scb; int i, empty; @@ -10543,7 +10539,7 @@ ahd_handle_en_lun(struct ahd_softc *ahd, struct cam_sim *sim, union ccb *ccb) ccbh = &scb->io_ctx->ccb_h; if (ccbh->func_code == XPT_CONT_TARGET_IO && !xpt_path_comp(ccbh->path, ccb->ccb_h.path)){ - printf("CTIO pending\n"); + printk("CTIO pending\n"); ccb->ccb_h.status = CAM_REQ_INVALID; ahd_unlock(ahd, &s); return; @@ -10551,12 +10547,12 @@ ahd_handle_en_lun(struct ahd_softc *ahd, struct cam_sim *sim, union ccb *ccb) } if (SLIST_FIRST(&lstate->accept_tios) != NULL) { - printf("ATIOs pending\n"); + printk("ATIOs pending\n"); ccb->ccb_h.status = CAM_REQ_INVALID; } if (SLIST_FIRST(&lstate->immed_notifies) != NULL) { - printf("INOTs pending\n"); + printk("INOTs pending\n"); ccb->ccb_h.status = CAM_REQ_INVALID; } @@ -10566,9 +10562,9 @@ ahd_handle_en_lun(struct ahd_softc *ahd, struct cam_sim *sim, union ccb *ccb) } xpt_print_path(ccb->ccb_h.path); - printf("Target mode disabled\n"); + printk("Target mode disabled\n"); xpt_free_path(lstate->path); - free(lstate, M_DEVBUF); + kfree(lstate); ahd_pause(ahd); /* Can we clean up the target too? */ @@ -10615,7 +10611,7 @@ ahd_handle_en_lun(struct ahd_softc *ahd, struct cam_sim *sim, union ccb *ccb) ahd_outb(ahd, SCSISEQ1, scsiseq1); if ((ahd->features & AHD_MULTIROLE) == 0) { - printf("Configuring Initiator Mode\n"); + printk("Configuring Initiator Mode\n"); ahd->flags &= ~AHD_TARGETROLE; ahd->flags |= AHD_INITIATORROLE; ahd_pause(ahd); @@ -10749,7 +10745,7 @@ ahd_handle_target_cmd(struct ahd_softc *ahd, struct target_cmd *cmd) ahd->flags &= ~AHD_TQINFIFO_BLOCKED; #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_TQIN) != 0) - printf("Incoming command from %d for %d:%d%s\n", + printk("Incoming command from %d for %d:%d%s\n", initiator, target, lun, lstate == ahd->black_hole ? "(Black Holed)" : ""); #endif @@ -10796,7 +10792,7 @@ ahd_handle_target_cmd(struct ahd_softc *ahd, struct target_cmd *cmd) default: /* Only copy the opcode. */ atio->cdb_len = 1; - printf("Reserved or VU command code type encountered\n"); + printk("Reserved or VU command code type encountered\n"); break; } @@ -10813,7 +10809,7 @@ ahd_handle_target_cmd(struct ahd_softc *ahd, struct target_cmd *cmd) */ #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_TQIN) != 0) - printf("Received Immediate Command %d:%d:%d - %p\n", + printk("Received Immediate Command %d:%d:%d - %p\n", initiator, target, lun, ahd->pending_device); #endif ahd->pending_device = lstate; diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c index 4c41332a354b..88ad8482ef59 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.c +++ b/drivers/scsi/aic7xxx/aic79xx_osm.c @@ -674,7 +674,7 @@ ahd_linux_slave_alloc(struct scsi_device *sdev) struct ahd_linux_device *dev; if (bootverbose) - printf("%s: Slave Alloc %d\n", ahd_name(ahd), sdev->id); + printk("%s: Slave Alloc %d\n", ahd_name(ahd), sdev->id); dev = scsi_transport_device_data(sdev); memset(dev, 0, sizeof(*dev)); @@ -798,10 +798,10 @@ ahd_linux_dev_reset(struct scsi_cmnd *cmd) scmd_printk(KERN_INFO, cmd, "Attempting to queue a TARGET RESET message:"); - printf("CDB:"); + printk("CDB:"); for (cdb_byte = 0; cdb_byte < cmd->cmd_len; cdb_byte++) - printf(" 0x%x", cmd->cmnd[cdb_byte]); - printf("\n"); + printk(" 0x%x", cmd->cmnd[cdb_byte]); + printk("\n"); /* * Determine if we currently own this command. @@ -857,16 +857,16 @@ ahd_linux_dev_reset(struct scsi_cmnd *cmd) ahd->platform_data->eh_done = &done; ahd_unlock(ahd, &flags); - printf("%s: Device reset code sleeping\n", ahd_name(ahd)); + printk("%s: Device reset code sleeping\n", ahd_name(ahd)); if (!wait_for_completion_timeout(&done, 5 * HZ)) { ahd_lock(ahd, &flags); ahd->platform_data->eh_done = NULL; ahd_unlock(ahd, &flags); - printf("%s: Device reset timer expired (active %d)\n", + printk("%s: Device reset timer expired (active %d)\n", ahd_name(ahd), dev->active); retval = FAILED; } - printf("%s: Device reset returning 0x%x\n", ahd_name(ahd), retval); + printk("%s: Device reset returning 0x%x\n", ahd_name(ahd), retval); return (retval); } @@ -884,7 +884,7 @@ ahd_linux_bus_reset(struct scsi_cmnd *cmd) ahd = *(struct ahd_softc **)cmd->device->host->hostdata; #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_RECOVERY) != 0) - printf("%s: Bus reset called for cmd %p\n", + printk("%s: Bus reset called for cmd %p\n", ahd_name(ahd), cmd); #endif ahd_lock(ahd, &flags); @@ -894,7 +894,7 @@ ahd_linux_bus_reset(struct scsi_cmnd *cmd) ahd_unlock(ahd, &flags); if (bootverbose) - printf("%s: SCSI bus reset delivered. " + printk("%s: SCSI bus reset delivered. " "%d SCBs aborted.\n", ahd_name(ahd), found); return (SUCCESS); @@ -935,7 +935,7 @@ ahd_dma_tag_create(struct ahd_softc *ahd, bus_dma_tag_t parent, { bus_dma_tag_t dmat; - dmat = malloc(sizeof(*dmat), M_DEVBUF, M_NOWAIT); + dmat = kmalloc(sizeof(*dmat), GFP_ATOMIC); if (dmat == NULL) return (ENOMEM); @@ -956,7 +956,7 @@ ahd_dma_tag_create(struct ahd_softc *ahd, bus_dma_tag_t parent, void ahd_dma_tag_destroy(struct ahd_softc *ahd, bus_dma_tag_t dmat) { - free(dmat, M_DEVBUF); + kfree(dmat); } int @@ -1019,7 +1019,7 @@ ahd_linux_setup_iocell_info(u_long index, int instance, int targ, int32_t value) iocell_info = (uint8_t*)&aic79xx_iocell_info[instance]; iocell_info[index] = value & 0xFFFF; if (bootverbose) - printf("iocell[%d:%ld] = %d\n", instance, index, value); + printk("iocell[%d:%ld] = %d\n", instance, index, value); } } @@ -1029,7 +1029,7 @@ ahd_linux_setup_tag_info_global(char *p) int tags, i, j; tags = simple_strtoul(p + 1, NULL, 0) & 0xff; - printf("Setting Global Tags= %d\n", tags); + printk("Setting Global Tags= %d\n", tags); for (i = 0; i < ARRAY_SIZE(aic79xx_tag_info); i++) { for (j = 0; j < AHD_NUM_TARGETS; j++) { @@ -1047,7 +1047,7 @@ ahd_linux_setup_tag_info(u_long arg, int instance, int targ, int32_t value) && (targ < AHD_NUM_TARGETS)) { aic79xx_tag_info[instance].tag_commands[targ] = value & 0x1FF; if (bootverbose) - printf("tag_info[%d:%d] = %d\n", instance, targ, value); + printk("tag_info[%d:%d] = %d\n", instance, targ, value); } } @@ -1088,7 +1088,7 @@ ahd_parse_brace_option(char *opt_name, char *opt_arg, char *end, int depth, if (targ == -1) targ = 0; } else { - printf("Malformed Option %s\n", + printk("Malformed Option %s\n", opt_name); done = TRUE; } @@ -1246,7 +1246,7 @@ ahd_linux_register_host(struct ahd_softc *ahd, struct scsi_host_template *templa ahd_set_unit(ahd, ahd_linux_unit++); ahd_unlock(ahd, &s); sprintf(buf, "scsi%d", host->host_no); - new_name = malloc(strlen(buf) + 1, M_DEVBUF, M_NOWAIT); + new_name = kmalloc(strlen(buf) + 1, GFP_ATOMIC); if (new_name != NULL) { strcpy(new_name, buf); ahd_set_name(ahd, new_name); @@ -1322,7 +1322,7 @@ int ahd_platform_alloc(struct ahd_softc *ahd, void *platform_arg) { ahd->platform_data = - malloc(sizeof(struct ahd_platform_data), M_DEVBUF, M_NOWAIT); + kmalloc(sizeof(struct ahd_platform_data), GFP_ATOMIC); if (ahd->platform_data == NULL) return (ENOMEM); memset(ahd->platform_data, 0, sizeof(struct ahd_platform_data)); @@ -1364,7 +1364,7 @@ ahd_platform_free(struct ahd_softc *ahd) if (ahd->platform_data->host) scsi_host_put(ahd->platform_data->host); - free(ahd->platform_data, M_DEVBUF); + kfree(ahd->platform_data); } } @@ -1502,7 +1502,7 @@ ahd_linux_user_tagdepth(struct ahd_softc *ahd, struct ahd_devinfo *devinfo) if (ahd->unit >= ARRAY_SIZE(aic79xx_tag_info)) { if (warned_user == 0) { - printf(KERN_WARNING + printk(KERN_WARNING "aic79xx: WARNING: Insufficient tag_info instances\n" "aic79xx: for installed controllers. Using defaults\n" "aic79xx: Please update the aic79xx_tag_info array in\n" @@ -1544,7 +1544,7 @@ ahd_linux_device_queue_depth(struct scsi_device *sdev) ahd_send_async(ahd, devinfo.channel, devinfo.target, devinfo.lun, AC_TRANSFER_NEG); ahd_print_devinfo(ahd, &devinfo); - printf("Tagged Queuing enabled. Depth %d\n", tags); + printk("Tagged Queuing enabled. Depth %d\n", tags); } else { ahd_platform_set_tags(ahd, sdev, &devinfo, AHD_QUEUE_NONE); ahd_send_async(ahd, devinfo.channel, devinfo.target, @@ -1794,7 +1794,7 @@ ahd_done(struct ahd_softc *ahd, struct scb *scb) struct ahd_linux_device *dev; if ((scb->flags & SCB_ACTIVE) == 0) { - printf("SCB %d done'd twice\n", SCB_GET_TAG(scb)); + printk("SCB %d done'd twice\n", SCB_GET_TAG(scb)); ahd_dump_card_state(ahd); panic("Stopping for safety"); } @@ -1825,7 +1825,7 @@ ahd_done(struct ahd_softc *ahd, struct scb *scb) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_MISC) != 0) { ahd_print_path(ahd, scb); - printf("Set CAM_UNCOR_PARITY\n"); + printk("Set CAM_UNCOR_PARITY\n"); } #endif ahd_set_transaction_status(scb, CAM_UNCOR_PARITY); @@ -1843,12 +1843,12 @@ ahd_done(struct ahd_softc *ahd, struct scb *scb) u_int i; ahd_print_path(ahd, scb); - printf("CDB:"); + printk("CDB:"); for (i = 0; i < scb->io_ctx->cmd_len; i++) - printf(" 0x%x", scb->io_ctx->cmnd[i]); - printf("\n"); + printk(" 0x%x", scb->io_ctx->cmnd[i]); + printk("\n"); ahd_print_path(ahd, scb); - printf("Saw underflow (%ld of %ld bytes). " + printk("Saw underflow (%ld of %ld bytes). " "Treated as error\n", ahd_get_residual(scb), ahd_get_transfer_length(scb)); @@ -1881,7 +1881,7 @@ ahd_done(struct ahd_softc *ahd, struct scb *scb) dev->commands_since_idle_or_otag = 0; if ((scb->flags & SCB_RECOVERY_SCB) != 0) { - printf("Recovery SCB completes\n"); + printk("Recovery SCB completes\n"); if (ahd_get_transaction_status(scb) == CAM_BDR_SENT || ahd_get_transaction_status(scb) == CAM_REQ_ABORTED) ahd_set_transaction_status(scb, CAM_CMD_TIMEOUT); @@ -1963,14 +1963,14 @@ ahd_linux_handle_scsi_status(struct ahd_softc *ahd, if (ahd_debug & AHD_SHOW_SENSE) { int i; - printf("Copied %d bytes of sense data at %d:", + printk("Copied %d bytes of sense data at %d:", sense_size, sense_offset); for (i = 0; i < sense_size; i++) { if ((i & 0xF) == 0) - printf("\n"); - printf("0x%x ", cmd->sense_buffer[i]); + printk("\n"); + printk("0x%x ", cmd->sense_buffer[i]); } - printf("\n"); + printk("\n"); } #endif } @@ -1995,7 +1995,7 @@ ahd_linux_handle_scsi_status(struct ahd_softc *ahd, #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_QFULL) != 0) { ahd_print_path(ahd, scb); - printf("Dropping tag count to %d\n", + printk("Dropping tag count to %d\n", dev->active); } #endif @@ -2014,7 +2014,7 @@ ahd_linux_handle_scsi_status(struct ahd_softc *ahd, == AHD_LOCK_TAGS_COUNT) { dev->maxtags = dev->active; ahd_print_path(ahd, scb); - printf("Locking max tag count at %d\n", + printk("Locking max tag count at %d\n", dev->active); } } else { @@ -2138,7 +2138,7 @@ ahd_linux_queue_cmd_complete(struct ahd_softc *ahd, struct scsi_cmnd *cmd) } if (do_fallback) { - printf("%s: device overrun (status %x) on %d:%d:%d\n", + printk("%s: device overrun (status %x) on %d:%d:%d\n", ahd_name(ahd), status, cmd->device->channel, cmd->device->id, cmd->device->lun); } @@ -2187,10 +2187,10 @@ ahd_linux_queue_abort_cmd(struct scsi_cmnd *cmd) scmd_printk(KERN_INFO, cmd, "Attempting to queue an ABORT message:"); - printf("CDB:"); + printk("CDB:"); for (cdb_byte = 0; cdb_byte < cmd->cmd_len; cdb_byte++) - printf(" 0x%x", cmd->cmnd[cdb_byte]); - printf("\n"); + printk(" 0x%x", cmd->cmnd[cdb_byte]); + printk("\n"); ahd_lock(ahd, &flags); @@ -2249,7 +2249,7 @@ ahd_linux_queue_abort_cmd(struct scsi_cmnd *cmd) goto no_cmd; } - printf("%s: At time of recovery, card was %spaused\n", + printk("%s: At time of recovery, card was %spaused\n", ahd_name(ahd), was_paused ? "" : "not "); ahd_dump_card_state(ahd); @@ -2260,7 +2260,7 @@ ahd_linux_queue_abort_cmd(struct scsi_cmnd *cmd) pending_scb->hscb->tag, ROLE_INITIATOR, CAM_REQ_ABORTED, SEARCH_COMPLETE) > 0) { - printf("%s:%d:%d:%d: Cmd aborted from QINFIFO\n", + printk("%s:%d:%d:%d: Cmd aborted from QINFIFO\n", ahd_name(ahd), cmd->device->channel, cmd->device->id, cmd->device->lun); retval = SUCCESS; @@ -2355,7 +2355,7 @@ ahd_linux_queue_abort_cmd(struct scsi_cmnd *cmd) ahd_qinfifo_requeue_tail(ahd, pending_scb); ahd_set_scbptr(ahd, saved_scbptr); ahd_print_path(ahd, pending_scb); - printf("Device is disconnected, re-queuing SCB\n"); + printk("Device is disconnected, re-queuing SCB\n"); wait = TRUE; } else { scmd_printk(KERN_INFO, cmd, "Unable to deliver message\n"); @@ -2380,21 +2380,21 @@ done: ahd->platform_data->eh_done = &done; ahd_unlock(ahd, &flags); - printf("%s: Recovery code sleeping\n", ahd_name(ahd)); + printk("%s: Recovery code sleeping\n", ahd_name(ahd)); if (!wait_for_completion_timeout(&done, 5 * HZ)) { ahd_lock(ahd, &flags); ahd->platform_data->eh_done = NULL; ahd_unlock(ahd, &flags); - printf("%s: Timer Expired (active %d)\n", + printk("%s: Timer Expired (active %d)\n", ahd_name(ahd), dev->active); retval = FAILED; } - printf("Recovery code awake\n"); + printk("Recovery code awake\n"); } else ahd_unlock(ahd, &flags); if (retval != SUCCESS) - printf("%s: Command abort returning 0x%x\n", + printk("%s: Command abort returning 0x%x\n", ahd_name(ahd), retval); return retval; @@ -2431,7 +2431,7 @@ static void ahd_linux_set_period(struct scsi_target *starget, int period) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_DV) != 0) - printf("%s: set period to %d\n", ahd_name(ahd), period); + printk("%s: set period to %d\n", ahd_name(ahd), period); #endif if (offset == 0) offset = MAX_OFFSET; @@ -2484,7 +2484,7 @@ static void ahd_linux_set_offset(struct scsi_target *starget, int offset) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_DV) != 0) - printf("%s: set offset to %d\n", ahd_name(ahd), offset); + printk("%s: set offset to %d\n", ahd_name(ahd), offset); #endif ahd_compile_devinfo(&devinfo, shost->this_id, starget->id, 0, @@ -2520,7 +2520,7 @@ static void ahd_linux_set_dt(struct scsi_target *starget, int dt) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_DV) != 0) - printf("%s: %s DT\n", ahd_name(ahd), + printk("%s: %s DT\n", ahd_name(ahd), dt ? "enabling" : "disabling"); #endif if (dt && spi_max_width(starget)) { @@ -2562,7 +2562,7 @@ static void ahd_linux_set_qas(struct scsi_target *starget, int qas) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_DV) != 0) - printf("%s: %s QAS\n", ahd_name(ahd), + printk("%s: %s QAS\n", ahd_name(ahd), qas ? "enabling" : "disabling"); #endif @@ -2601,7 +2601,7 @@ static void ahd_linux_set_iu(struct scsi_target *starget, int iu) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_DV) != 0) - printf("%s: %s IU\n", ahd_name(ahd), + printk("%s: %s IU\n", ahd_name(ahd), iu ? "enabling" : "disabling"); #endif @@ -2641,7 +2641,7 @@ static void ahd_linux_set_rd_strm(struct scsi_target *starget, int rdstrm) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_DV) != 0) - printf("%s: %s Read Streaming\n", ahd_name(ahd), + printk("%s: %s Read Streaming\n", ahd_name(ahd), rdstrm ? "enabling" : "disabling"); #endif @@ -2677,7 +2677,7 @@ static void ahd_linux_set_wr_flow(struct scsi_target *starget, int wrflow) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_DV) != 0) - printf("%s: %s Write Flow Control\n", ahd_name(ahd), + printk("%s: %s Write Flow Control\n", ahd_name(ahd), wrflow ? "enabling" : "disabling"); #endif @@ -2714,14 +2714,14 @@ static void ahd_linux_set_rti(struct scsi_target *starget, int rti) if ((ahd->features & AHD_RTI) == 0) { #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_DV) != 0) - printf("%s: RTI not available\n", ahd_name(ahd)); + printk("%s: RTI not available\n", ahd_name(ahd)); #endif return; } #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_DV) != 0) - printf("%s: %s RTI\n", ahd_name(ahd), + printk("%s: %s RTI\n", ahd_name(ahd), rti ? "enabling" : "disabling"); #endif @@ -2757,7 +2757,7 @@ static void ahd_linux_set_pcomp_en(struct scsi_target *starget, int pcomp) #ifdef AHD_DEBUG if ((ahd_debug & AHD_SHOW_DV) != 0) - printf("%s: %s Precompensation\n", ahd_name(ahd), + printk("%s: %s Precompensation\n", ahd_name(ahd), pcomp ? "Enable" : "Disable"); #endif diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.h b/drivers/scsi/aic7xxx/aic79xx_osm.h index 55c1fe07969f..28e43498cdff 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.h +++ b/drivers/scsi/aic7xxx/aic79xx_osm.h @@ -363,13 +363,6 @@ struct ahd_platform_data { resource_size_t mem_busaddr; /* Mem Base Addr */ }; -/************************** OS Utility Wrappers *******************************/ -#define printf printk -#define M_NOWAIT GFP_ATOMIC -#define M_WAITOK 0 -#define malloc(size, type, flags) kmalloc(size, flags) -#define free(ptr, type) kfree(ptr) - void ahd_delay(long); /***************************** Low Level I/O **********************************/ diff --git a/drivers/scsi/aic7xxx/aic79xx_osm_pci.c b/drivers/scsi/aic7xxx/aic79xx_osm_pci.c index 8f686122d54e..3c85873b14b9 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm_pci.c +++ b/drivers/scsi/aic7xxx/aic79xx_osm_pci.c @@ -178,7 +178,7 @@ ahd_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent) ahd_get_pci_bus(pci), ahd_get_pci_slot(pci), ahd_get_pci_function(pci)); - name = malloc(strlen(buf) + 1, M_DEVBUF, M_NOWAIT); + name = kmalloc(strlen(buf) + 1, GFP_ATOMIC); if (name == NULL) return (-ENOMEM); strcpy(name, buf); @@ -333,7 +333,7 @@ ahd_pci_map_registers(struct ahd_softc *ahd) if (ahd_pci_test_register_access(ahd) != 0) { - printf("aic79xx: PCI Device %d:%d:%d " + printk("aic79xx: PCI Device %d:%d:%d " "failed memory mapped test. Using PIO.\n", ahd_get_pci_bus(ahd->dev_softc), ahd_get_pci_slot(ahd->dev_softc), @@ -346,7 +346,7 @@ ahd_pci_map_registers(struct ahd_softc *ahd) } else command |= PCIM_CMD_MEMEN; } else if (bootverbose) { - printf("aic79xx: PCI%d:%d:%d MEM region 0x%llx " + printk("aic79xx: PCI%d:%d:%d MEM region 0x%llx " "unavailable. Cannot memory map device.\n", ahd_get_pci_bus(ahd->dev_softc), ahd_get_pci_slot(ahd->dev_softc), @@ -365,7 +365,7 @@ ahd_pci_map_registers(struct ahd_softc *ahd) ahd->bshs[1].ioport = (u_long)base2; command |= PCIM_CMD_PORTEN; } else { - printf("aic79xx: PCI%d:%d:%d IO regions 0x%llx and " + printk("aic79xx: PCI%d:%d:%d IO regions 0x%llx and " "0x%llx unavailable. Cannot map device.\n", ahd_get_pci_bus(ahd->dev_softc), ahd_get_pci_slot(ahd->dev_softc), diff --git a/drivers/scsi/aic7xxx/aic79xx_pci.c b/drivers/scsi/aic7xxx/aic79xx_pci.c index 90a04a37b4f7..14b5f8d0e7f4 100644 --- a/drivers/scsi/aic7xxx/aic79xx_pci.c +++ b/drivers/scsi/aic7xxx/aic79xx_pci.c @@ -338,7 +338,7 @@ ahd_pci_config(struct ahd_softc *ahd, const struct ahd_pci_identity *entry) */ if ((ahd->flags & (AHD_39BIT_ADDRESSING|AHD_64BIT_ADDRESSING)) != 0) { if (bootverbose) - printf("%s: Enabling 39Bit Addressing\n", + printk("%s: Enabling 39Bit Addressing\n", ahd_name(ahd)); devconfig = ahd_pci_read_config(ahd->dev_softc, DEVCONFIG, /*bytes*/4); @@ -528,7 +528,7 @@ ahd_check_extport(struct ahd_softc *ahd) * Fetch VPD for this function and parse it. */ if (bootverbose) - printf("%s: Reading VPD from SEEPROM...", + printk("%s: Reading VPD from SEEPROM...", ahd_name(ahd)); /* Address is always in units of 16bit words */ @@ -541,12 +541,12 @@ ahd_check_extport(struct ahd_softc *ahd) if (error == 0) error = ahd_parse_vpddata(ahd, &vpd); if (bootverbose) - printf("%s: VPD parsing %s\n", + printk("%s: VPD parsing %s\n", ahd_name(ahd), error == 0 ? "successful" : "failed"); if (bootverbose) - printf("%s: Reading SEEPROM...", ahd_name(ahd)); + printk("%s: Reading SEEPROM...", ahd_name(ahd)); /* Address is always in units of 16bit words */ start_addr = (sizeof(*sc) / 2) * (ahd->channel - 'A'); @@ -556,16 +556,16 @@ ahd_check_extport(struct ahd_softc *ahd) /*bytestream*/FALSE); if (error != 0) { - printf("Unable to read SEEPROM\n"); + printk("Unable to read SEEPROM\n"); have_seeprom = 0; } else { have_seeprom = ahd_verify_cksum(sc); if (bootverbose) { if (have_seeprom == 0) - printf ("checksum error\n"); + printk ("checksum error\n"); else - printf ("done.\n"); + printk ("done.\n"); } } ahd_release_seeprom(ahd); @@ -615,21 +615,21 @@ ahd_check_extport(struct ahd_softc *ahd) uint16_t *sc_data; int i; - printf("%s: Seeprom Contents:", ahd_name(ahd)); + printk("%s: Seeprom Contents:", ahd_name(ahd)); sc_data = (uint16_t *)sc; for (i = 0; i < (sizeof(*sc)); i += 2) - printf("\n\t0x%.4x", sc_data[i]); - printf("\n"); + printk("\n\t0x%.4x", sc_data[i]); + printk("\n"); } #endif if (!have_seeprom) { if (bootverbose) - printf("%s: No SEEPROM available.\n", ahd_name(ahd)); + printk("%s: No SEEPROM available.\n", ahd_name(ahd)); ahd->flags |= AHD_USEDEFAULTS; error = ahd_default_config(ahd); adapter_control = CFAUTOTERM|CFSEAUTOTERM; - free(ahd->seep_config, M_DEVBUF); + kfree(ahd->seep_config); ahd->seep_config = NULL; } else { error = ahd_parse_cfgdata(ahd, sc); @@ -656,7 +656,7 @@ ahd_configure_termination(struct ahd_softc *ahd, u_int adapter_control) if ((ahd->flags & AHD_STPWLEVEL_A) != 0) devconfig |= STPWLEVEL; if (bootverbose) - printf("%s: STPWLEVEL is %s\n", + printk("%s: STPWLEVEL is %s\n", ahd_name(ahd), (devconfig & STPWLEVEL) ? "on" : "off"); ahd_pci_write_config(ahd->dev_softc, DEVCONFIG, devconfig, /*bytes*/4); @@ -671,7 +671,7 @@ ahd_configure_termination(struct ahd_softc *ahd, u_int adapter_control) error = ahd_read_flexport(ahd, FLXADDR_TERMCTL, &termctl); if ((adapter_control & CFAUTOTERM) == 0) { if (bootverbose) - printf("%s: Manual Primary Termination\n", + printk("%s: Manual Primary Termination\n", ahd_name(ahd)); termctl &= ~(FLX_TERMCTL_ENPRILOW|FLX_TERMCTL_ENPRIHIGH); if ((adapter_control & CFSTERM) != 0) @@ -679,14 +679,14 @@ ahd_configure_termination(struct ahd_softc *ahd, u_int adapter_control) if ((adapter_control & CFWSTERM) != 0) termctl |= FLX_TERMCTL_ENPRIHIGH; } else if (error != 0) { - printf("%s: Primary Auto-Term Sensing failed! " + printk("%s: Primary Auto-Term Sensing failed! " "Using Defaults.\n", ahd_name(ahd)); termctl = FLX_TERMCTL_ENPRILOW|FLX_TERMCTL_ENPRIHIGH; } if ((adapter_control & CFSEAUTOTERM) == 0) { if (bootverbose) - printf("%s: Manual Secondary Termination\n", + printk("%s: Manual Secondary Termination\n", ahd_name(ahd)); termctl &= ~(FLX_TERMCTL_ENSECLOW|FLX_TERMCTL_ENSECHIGH); if ((adapter_control & CFSELOWTERM) != 0) @@ -694,7 +694,7 @@ ahd_configure_termination(struct ahd_softc *ahd, u_int adapter_control) if ((adapter_control & CFSEHIGHTERM) != 0) termctl |= FLX_TERMCTL_ENSECHIGH; } else if (error != 0) { - printf("%s: Secondary Auto-Term Sensing failed! " + printk("%s: Secondary Auto-Term Sensing failed! " "Using Defaults.\n", ahd_name(ahd)); termctl |= FLX_TERMCTL_ENSECLOW|FLX_TERMCTL_ENSECHIGH; } @@ -714,22 +714,22 @@ ahd_configure_termination(struct ahd_softc *ahd, u_int adapter_control) error = ahd_write_flexport(ahd, FLXADDR_TERMCTL, termctl); if (error != 0) { - printf("%s: Unable to set termination settings!\n", + printk("%s: Unable to set termination settings!\n", ahd_name(ahd)); } else if (bootverbose) { - printf("%s: Primary High byte termination %sabled\n", + printk("%s: Primary High byte termination %sabled\n", ahd_name(ahd), (termctl & FLX_TERMCTL_ENPRIHIGH) ? "En" : "Dis"); - printf("%s: Primary Low byte termination %sabled\n", + printk("%s: Primary Low byte termination %sabled\n", ahd_name(ahd), (termctl & FLX_TERMCTL_ENPRILOW) ? "En" : "Dis"); - printf("%s: Secondary High byte termination %sabled\n", + printk("%s: Secondary High byte termination %sabled\n", ahd_name(ahd), (termctl & FLX_TERMCTL_ENSECHIGH) ? "En" : "Dis"); - printf("%s: Secondary Low byte termination %sabled\n", + printk("%s: Secondary Low byte termination %sabled\n", ahd_name(ahd), (termctl & FLX_TERMCTL_ENSECLOW) ? "En" : "Dis"); } @@ -805,7 +805,7 @@ ahd_pci_intr(struct ahd_softc *ahd) if ((intstat & PCIINT) == 0) return; - printf("%s: PCI error Interrupt\n", ahd_name(ahd)); + printk("%s: PCI error Interrupt\n", ahd_name(ahd)); saved_modes = ahd_save_modes(ahd); ahd_dump_card_state(ahd); ahd_set_modes(ahd, AHD_MODE_CFG, AHD_MODE_CFG); @@ -832,7 +832,7 @@ ahd_pci_intr(struct ahd_softc *ahd) s = pci_status_strings[bit]; if (i == 7/*TARG*/ && bit == 3) s = "%s: Signaled Target Abort\n"; - printf(s, ahd_name(ahd), pci_status_source[i]); + printk(s, ahd_name(ahd), pci_status_source[i]); } } } @@ -862,7 +862,7 @@ ahd_pci_split_intr(struct ahd_softc *ahd, u_int intstat) */ pcix_status = ahd_pci_read_config(ahd->dev_softc, PCIXR_STATUS, /*bytes*/2); - printf("%s: PCI Split Interrupt - PCI-X status = 0x%x\n", + printk("%s: PCI Split Interrupt - PCI-X status = 0x%x\n", ahd_name(ahd), pcix_status); saved_modes = ahd_save_modes(ahd); for (i = 0; i < 4; i++) { @@ -891,7 +891,7 @@ ahd_pci_split_intr(struct ahd_softc *ahd, u_int intstat) static const char *s; s = split_status_strings[bit]; - printf(s, ahd_name(ahd), + printk(s, ahd_name(ahd), split_status_source[i]); } @@ -902,7 +902,7 @@ ahd_pci_split_intr(struct ahd_softc *ahd, u_int intstat) static const char *s; s = split_status_strings[bit]; - printf(s, ahd_name(ahd), "SG"); + printk(s, ahd_name(ahd), "SG"); } } } @@ -950,7 +950,7 @@ ahd_aic790X_setup(struct ahd_softc *ahd) pci = ahd->dev_softc; rev = ahd_pci_read_config(pci, PCIR_REVID, /*bytes*/1); if (rev < ID_AIC7902_PCI_REV_A4) { - printf("%s: Unable to attach to unsupported chip revision %d\n", + printk("%s: Unable to attach to unsupported chip revision %d\n", ahd_name(ahd), rev); ahd_pci_write_config(pci, PCIR_COMMAND, 0, /*bytes*/2); return (ENXIO); diff --git a/drivers/scsi/aic7xxx/aic79xx_proc.c b/drivers/scsi/aic7xxx/aic79xx_proc.c index 014bed716e7c..59c85d5a153a 100644 --- a/drivers/scsi/aic7xxx/aic79xx_proc.c +++ b/drivers/scsi/aic7xxx/aic79xx_proc.c @@ -272,33 +272,32 @@ ahd_proc_write_seeprom(struct ahd_softc *ahd, char *buffer, int length) saved_modes = ahd_save_modes(ahd); ahd_set_modes(ahd, AHD_MODE_SCSI, AHD_MODE_SCSI); if (length != sizeof(struct seeprom_config)) { - printf("ahd_proc_write_seeprom: incorrect buffer size\n"); + printk("ahd_proc_write_seeprom: incorrect buffer size\n"); goto done; } have_seeprom = ahd_verify_cksum((struct seeprom_config*)buffer); if (have_seeprom == 0) { - printf("ahd_proc_write_seeprom: cksum verification failed\n"); + printk("ahd_proc_write_seeprom: cksum verification failed\n"); goto done; } have_seeprom = ahd_acquire_seeprom(ahd); if (!have_seeprom) { - printf("ahd_proc_write_seeprom: No Serial EEPROM\n"); + printk("ahd_proc_write_seeprom: No Serial EEPROM\n"); goto done; } else { u_int start_addr; if (ahd->seep_config == NULL) { - ahd->seep_config = malloc(sizeof(*ahd->seep_config), - M_DEVBUF, M_NOWAIT); + ahd->seep_config = kmalloc(sizeof(*ahd->seep_config), GFP_ATOMIC); if (ahd->seep_config == NULL) { - printf("aic79xx: Unable to allocate serial " + printk("aic79xx: Unable to allocate serial " "eeprom buffer. Write failing\n"); goto done; } } - printf("aic79xx: Writing Serial EEPROM\n"); + printk("aic79xx: Writing Serial EEPROM\n"); start_addr = 32 * (ahd->channel - 'A'); ahd_write_seeprom(ahd, (u_int16_t *)buffer, start_addr, sizeof(struct seeprom_config)/2); diff --git a/drivers/scsi/aic7xxx/aic7xxx_93cx6.c b/drivers/scsi/aic7xxx/aic7xxx_93cx6.c index dd11999b77b6..9e85a7ef9c8e 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_93cx6.c +++ b/drivers/scsi/aic7xxx/aic7xxx_93cx6.c @@ -207,14 +207,14 @@ ahc_read_seeprom(struct seeprom_descriptor *sd, uint16_t *buf, reset_seeprom(sd); } #ifdef AHC_DUMP_EEPROM - printf("\nSerial EEPROM:\n\t"); + printk("\nSerial EEPROM:\n\t"); for (k = 0; k < count; k = k + 1) { if (((k % 8) == 0) && (k != 0)) { - printf ("\n\t"); + printk(KERN_CONT "\n\t"); } - printf (" 0x%x", buf[k]); + printk(KERN_CONT " 0x%x", buf[k]); } - printf ("\n"); + printk(KERN_CONT "\n"); #endif return (1); } @@ -240,7 +240,7 @@ ahc_write_seeprom(struct seeprom_descriptor *sd, uint16_t *buf, ewen = &seeprom_long_ewen; ewds = &seeprom_long_ewds; } else { - printf("ahc_write_seeprom: unsupported seeprom type %d\n", + printk("ahc_write_seeprom: unsupported seeprom type %d\n", sd->sd_chip); return (0); } diff --git a/drivers/scsi/aic7xxx/aic7xxx_core.c b/drivers/scsi/aic7xxx/aic7xxx_core.c index 45aa728a76b2..3f5a542a7793 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_core.c +++ b/drivers/scsi/aic7xxx/aic7xxx_core.c @@ -910,7 +910,7 @@ ahc_run_qoutfifo(struct ahc_softc *ahc) scb = ahc_lookup_scb(ahc, scb_index); if (scb == NULL) { - printf("%s: WARNING no command for scb %d " + printk("%s: WARNING no command for scb %d " "(cmdcmplt)\nQOUTPOS = %d\n", ahc_name(ahc), scb_index, (ahc->qoutfifonext - 1) & 0xFF); @@ -964,7 +964,7 @@ ahc_handle_brkadrint(struct ahc_softc *ahc) error = ahc_inb(ahc, ERROR); for (i = 0; error != 1 && i < num_errors; i++) error >>= 1; - printf("%s: brkadrint, %s at seqaddr = 0x%x\n", + printk("%s: brkadrint, %s at seqaddr = 0x%x\n", ahc_name(ahc), ahc_hard_errors[i].errmesg, ahc_inb(ahc, SEQADDR0) | (ahc_inb(ahc, SEQADDR1) << 8)); @@ -1021,7 +1021,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) scb = ahc_lookup_scb(ahc, scb_index); if (scb == NULL) { ahc_print_devinfo(ahc, &devinfo); - printf("ahc_intr - referenced scb " + printk("ahc_intr - referenced scb " "not valid during seqint 0x%x scb(%d)\n", intstat, scb_index); ahc_dump_card_state(ahc); @@ -1049,7 +1049,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) ahc_set_scsi_status(scb, hscb->shared_data.status.scsi_status); switch (hscb->shared_data.status.scsi_status) { case SCSI_STATUS_OK: - printf("%s: Interrupted for staus of 0???\n", + printk("%s: Interrupted for staus of 0???\n", ahc_name(ahc)); break; case SCSI_STATUS_CMD_TERMINATED: @@ -1063,7 +1063,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) #ifdef AHC_DEBUG if (ahc_debug & AHC_SHOW_SENSE) { ahc_print_path(ahc, scb); - printf("SCB %d: requests Check Status\n", + printk("SCB %d: requests Check Status\n", scb->hscb->tag); } #endif @@ -1086,7 +1086,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) #ifdef AHC_DEBUG if (ahc_debug & AHC_SHOW_SENSE) { ahc_print_path(ahc, scb); - printf("Sending Sense\n"); + printk("Sending Sense\n"); } #endif sg->addr = ahc_get_sense_bufaddr(ahc, scb); @@ -1162,29 +1162,29 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) ahc_outb(ahc, SCSISEQ, ahc_inb(ahc, SCSISEQ) & (ENSELI|ENRSELI|ENAUTOATNP)); - printf("%s:%c:%d: no active SCB for reconnecting " + printk("%s:%c:%d: no active SCB for reconnecting " "target - issuing BUS DEVICE RESET\n", ahc_name(ahc), devinfo.channel, devinfo.target); - printf("SAVED_SCSIID == 0x%x, SAVED_LUN == 0x%x, " + printk("SAVED_SCSIID == 0x%x, SAVED_LUN == 0x%x, " "ARG_1 == 0x%x ACCUM = 0x%x\n", ahc_inb(ahc, SAVED_SCSIID), ahc_inb(ahc, SAVED_LUN), ahc_inb(ahc, ARG_1), ahc_inb(ahc, ACCUM)); - printf("SEQ_FLAGS == 0x%x, SCBPTR == 0x%x, BTT == 0x%x, " + printk("SEQ_FLAGS == 0x%x, SCBPTR == 0x%x, BTT == 0x%x, " "SINDEX == 0x%x\n", ahc_inb(ahc, SEQ_FLAGS), ahc_inb(ahc, SCBPTR), ahc_index_busy_tcl(ahc, BUILD_TCL(ahc_inb(ahc, SAVED_SCSIID), ahc_inb(ahc, SAVED_LUN))), ahc_inb(ahc, SINDEX)); - printf("SCSIID == 0x%x, SCB_SCSIID == 0x%x, SCB_LUN == 0x%x, " + printk("SCSIID == 0x%x, SCB_SCSIID == 0x%x, SCB_LUN == 0x%x, " "SCB_TAG == 0x%x, SCB_CONTROL == 0x%x\n", ahc_inb(ahc, SCSIID), ahc_inb(ahc, SCB_SCSIID), ahc_inb(ahc, SCB_LUN), ahc_inb(ahc, SCB_TAG), ahc_inb(ahc, SCB_CONTROL)); - printf("SCSIBUSL == 0x%x, SCSISIGI == 0x%x\n", + printk("SCSIBUSL == 0x%x, SCSISIGI == 0x%x\n", ahc_inb(ahc, SCSIBUSL), ahc_inb(ahc, SCSISIGI)); - printf("SXFRCTL0 == 0x%x\n", ahc_inb(ahc, SXFRCTL0)); - printf("SEQCTL == 0x%x\n", ahc_inb(ahc, SEQCTL)); + printk("SXFRCTL0 == 0x%x\n", ahc_inb(ahc, SXFRCTL0)); + printk("SEQCTL == 0x%x\n", ahc_inb(ahc, SEQCTL)); ahc_dump_card_state(ahc); ahc->msgout_buf[0] = MSG_BUS_DEV_RESET; ahc->msgout_len = 1; @@ -1197,7 +1197,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) case SEND_REJECT: { u_int rejbyte = ahc_inb(ahc, ACCUM); - printf("%s:%c:%d: Warning - unknown message received from " + printk("%s:%c:%d: Warning - unknown message received from " "target (0x%x). Rejecting\n", ahc_name(ahc), devinfo.channel, devinfo.target, rejbyte); break; @@ -1218,7 +1218,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) u_int lastphase; lastphase = ahc_inb(ahc, LASTPHASE); - printf("%s:%c:%d: unknown scsi bus phase %x, " + printk("%s:%c:%d: unknown scsi bus phase %x, " "lastphase = 0x%x. Attempting to continue\n", ahc_name(ahc), devinfo.channel, devinfo.target, lastphase, ahc_inb(ahc, SCSISIGI)); @@ -1229,7 +1229,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) u_int lastphase; lastphase = ahc_inb(ahc, LASTPHASE); - printf("%s:%c:%d: Missed busfree. " + printk("%s:%c:%d: Missed busfree. " "Lastphase = 0x%x, Curphase = 0x%x\n", ahc_name(ahc), devinfo.channel, devinfo.target, lastphase, ahc_inb(ahc, SCSISIGI)); @@ -1257,7 +1257,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) bus_phase = ahc_inb(ahc, SCSISIGI) & PHASE_MASK; if (bus_phase != P_MESGIN && bus_phase != P_MESGOUT) { - printf("ahc_intr: HOST_MSG_LOOP bad " + printk("ahc_intr: HOST_MSG_LOOP bad " "phase 0x%x\n", bus_phase); /* @@ -1359,7 +1359,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) u_int scb_index; ahc_print_devinfo(ahc, &devinfo); - printf("Unable to clear parity error. " + printk("Unable to clear parity error. " "Resetting bus.\n"); scb_index = ahc_inb(ahc, SCB_TAG); scb = ahc_lookup_scb(ahc, scb_index); @@ -1395,18 +1395,18 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) break; } ahc_print_path(ahc, scb); - printf("data overrun detected %s." + printk("data overrun detected %s." " Tag == 0x%x.\n", ahc_phase_table[i].phasemsg, scb->hscb->tag); ahc_print_path(ahc, scb); - printf("%s seen Data Phase. Length = %ld. NumSGs = %d.\n", + printk("%s seen Data Phase. Length = %ld. NumSGs = %d.\n", ahc_inb(ahc, SEQ_FLAGS) & DPHASE ? "Have" : "Haven't", ahc_get_transfer_length(scb), scb->sg_count); if (scb->sg_count > 0) { for (i = 0; i < scb->sg_count; i++) { - printf("sg[%d] - Addr 0x%x%x : Length %d\n", + printk("sg[%d] - Addr 0x%x%x : Length %d\n", i, (ahc_le32toh(scb->sg_list[i].len) >> 24 & SG_HIGH_ADDR_BITS), @@ -1453,7 +1453,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) { u_int scbindex; - printf("%s:%c:%d:%d: Attempt to issue message failed\n", + printk("%s:%c:%d:%d: Attempt to issue message failed\n", ahc_name(ahc), devinfo.channel, devinfo.target, devinfo.lun); scbindex = ahc_inb(ahc, SCB_TAG); @@ -1473,7 +1473,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) } case NO_FREE_SCB: { - printf("%s: No free or disconnected SCBs\n", ahc_name(ahc)); + printk("%s: No free or disconnected SCBs\n", ahc_name(ahc)); ahc_dump_card_state(ahc); panic("for safety"); break; @@ -1483,7 +1483,7 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) u_int scbptr; scbptr = ahc_inb(ahc, SCBPTR); - printf("Bogus TAG after DMA. SCBPTR %d, tag %d, our tag %d\n", + printk("Bogus TAG after DMA. SCBPTR %d, tag %d, our tag %d\n", scbptr, ahc_inb(ahc, ARG_1), ahc->scb_data->hscbs[scbptr].tag); ahc_dump_card_state(ahc); @@ -1492,12 +1492,12 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) } case OUT_OF_RANGE: { - printf("%s: BTT calculation out of range\n", ahc_name(ahc)); - printf("SAVED_SCSIID == 0x%x, SAVED_LUN == 0x%x, " + printk("%s: BTT calculation out of range\n", ahc_name(ahc)); + printk("SAVED_SCSIID == 0x%x, SAVED_LUN == 0x%x, " "ARG_1 == 0x%x ACCUM = 0x%x\n", ahc_inb(ahc, SAVED_SCSIID), ahc_inb(ahc, SAVED_LUN), ahc_inb(ahc, ARG_1), ahc_inb(ahc, ACCUM)); - printf("SEQ_FLAGS == 0x%x, SCBPTR == 0x%x, BTT == 0x%x, " + printk("SEQ_FLAGS == 0x%x, SCBPTR == 0x%x, BTT == 0x%x, " "SINDEX == 0x%x\n, A == 0x%x\n", ahc_inb(ahc, SEQ_FLAGS), ahc_inb(ahc, SCBPTR), ahc_index_busy_tcl(ahc, @@ -1505,19 +1505,19 @@ ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat) ahc_inb(ahc, SAVED_LUN))), ahc_inb(ahc, SINDEX), ahc_inb(ahc, ACCUM)); - printf("SCSIID == 0x%x, SCB_SCSIID == 0x%x, SCB_LUN == 0x%x, " + printk("SCSIID == 0x%x, SCB_SCSIID == 0x%x, SCB_LUN == 0x%x, " "SCB_TAG == 0x%x, SCB_CONTROL == 0x%x\n", ahc_inb(ahc, SCSIID), ahc_inb(ahc, SCB_SCSIID), ahc_inb(ahc, SCB_LUN), ahc_inb(ahc, SCB_TAG), ahc_inb(ahc, SCB_CONTROL)); - printf("SCSIBUSL == 0x%x, SCSISIGI == 0x%x\n", + printk("SCSIBUSL == 0x%x, SCSISIGI == 0x%x\n", ahc_inb(ahc, SCSIBUSL), ahc_inb(ahc, SCSISIGI)); ahc_dump_card_state(ahc); panic("for safety"); break; } default: - printf("ahc_intr: seqint, " + printk("ahc_intr: seqint, " "intstat == 0x%x, scsisigi = 0x%x\n", intstat, ahc_inb(ahc, SCSISIGI)); break; @@ -1562,7 +1562,7 @@ ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat) intr_channel = (cur_channel == 'A') ? 'B' : 'A'; } if (status == 0) { - printf("%s: Spurious SCSI interrupt\n", ahc_name(ahc)); + printk("%s: Spurious SCSI interrupt\n", ahc_name(ahc)); ahc_outb(ahc, CLRINT, CLRSCSIINT); ahc_unpause(ahc); return; @@ -1583,7 +1583,7 @@ ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat) int now_lvd; now_lvd = ahc_inb(ahc, SBLKCTL) & ENAB40; - printf("%s: Transceiver State Has Changed to %s mode\n", + printk("%s: Transceiver State Has Changed to %s mode\n", ahc_name(ahc), now_lvd ? "LVD" : "SE"); ahc_outb(ahc, CLRSINT0, CLRIOERR); /* @@ -1599,7 +1599,7 @@ ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat) ahc_reset_channel(ahc, intr_channel, /*Initiate Reset*/now_lvd == 0); } else if ((status & SCSIRSTI) != 0) { - printf("%s: Someone reset channel %c\n", + printk("%s: Someone reset channel %c\n", ahc_name(ahc), intr_channel); if (intr_channel != cur_channel) ahc_outb(ahc, SBLKCTL, ahc_inb(ahc, SBLKCTL) ^ SELBUSB); @@ -1659,26 +1659,26 @@ ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat) ahc_print_path(ahc, scb); scb->flags |= SCB_TRANSMISSION_ERROR; } else - printf("%s:%c:%d: ", ahc_name(ahc), intr_channel, + printk("%s:%c:%d: ", ahc_name(ahc), intr_channel, SCSIID_TARGET(ahc, ahc_inb(ahc, SAVED_SCSIID))); scsirate = ahc_inb(ahc, SCSIRATE); if (silent == FALSE) { - printf("parity error detected %s. " + printk("parity error detected %s. " "SEQADDR(0x%x) SCSIRATE(0x%x)\n", ahc_phase_table[i].phasemsg, ahc_inw(ahc, SEQADDR0), scsirate); if ((ahc->features & AHC_DT) != 0) { if ((sstat2 & CRCVALERR) != 0) - printf("\tCRC Value Mismatch\n"); + printk("\tCRC Value Mismatch\n"); if ((sstat2 & CRCENDERR) != 0) - printf("\tNo terminal CRC packet " + printk("\tNo terminal CRC packet " "recevied\n"); if ((sstat2 & CRCREQERR) != 0) - printf("\tIllegal CRC packet " + printk("\tIllegal CRC packet " "request\n"); if ((sstat2 & DUAL_EDGE_ERR) != 0) - printf("\tUnexpected %sDT Data Phase\n", + printk("\tUnexpected %sDT Data Phase\n", (scsirate & SINGLE_EDGE) ? "" : "non-"); } @@ -1746,7 +1746,7 @@ ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat) scb = ahc_lookup_scb(ahc, scb_index); if (scb == NULL) { - printf("%s: ahc_intr - referenced scb not " + printk("%s: ahc_intr - referenced scb not " "valid during SELTO scb(%d, %d)\n", ahc_name(ahc), scbptr, scb_index); ahc_dump_card_state(ahc); @@ -1755,7 +1755,7 @@ ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat) #ifdef AHC_DEBUG if ((ahc_debug & AHC_SHOW_SELTO) != 0) { ahc_print_path(ahc, scb); - printf("Saw Selection Timeout for SCB 0x%x\n", + printk("Saw Selection Timeout for SCB 0x%x\n", scb_index); } #endif @@ -1831,7 +1831,7 @@ ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat) == MSG_ABORT_TAG) tag = scb->hscb->tag; ahc_print_path(ahc, scb); - printf("SCB %d - Abort%s Completed.\n", + printk("SCB %d - Abort%s Completed.\n", scb->hscb->tag, tag == SCB_LIST_NULL ? "" : " Tag"); ahc_abort_scbs(ahc, target, channel, @@ -1934,7 +1934,7 @@ ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat) * We had not fully identified this connection, * so we cannot abort anything. */ - printf("%s: ", ahc_name(ahc)); + printk("%s: ", ahc_name(ahc)); } for (i = 0; i < num_phases; i++) { if (lastphase == ahc_phase_table[i].phase) @@ -1949,7 +1949,7 @@ ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat) */ ahc_force_renegotiation(ahc, &devinfo); } - printf("Unexpected busfree %s\n" + printk("Unexpected busfree %s\n" "SEQADDR == 0x%x\n", ahc_phase_table[i].phasemsg, ahc_inb(ahc, SEQADDR0) @@ -1958,7 +1958,7 @@ ahc_handle_scsiint(struct ahc_softc *ahc, u_int intstat) ahc_outb(ahc, CLRINT, CLRSCSIINT); ahc_restart(ahc); } else { - printf("%s: Missing case in ahc_handle_scsiint. status = %x\n", + printk("%s: Missing case in ahc_handle_scsiint. status = %x\n", ahc_name(ahc), status); ahc_outb(ahc, CLRINT, CLRSCSIINT); } @@ -2025,7 +2025,7 @@ ahc_clear_critical_section(struct ahc_softc *ahc) break; if (steps > AHC_MAX_STEPS) { - printf("%s: Infinite loop in critical section\n", + printk("%s: Infinite loop in critical section\n", ahc_name(ahc)); ahc_dump_card_state(ahc); panic("critical section loop"); @@ -2104,23 +2104,23 @@ ahc_print_scb(struct scb *scb) struct hardware_scb *hscb = scb->hscb; - printf("scb:%p control:0x%x scsiid:0x%x lun:%d cdb_len:%d\n", + printk("scb:%p control:0x%x scsiid:0x%x lun:%d cdb_len:%d\n", (void *)scb, hscb->control, hscb->scsiid, hscb->lun, hscb->cdb_len); - printf("Shared Data: "); + printk("Shared Data: "); for (i = 0; i < sizeof(hscb->shared_data.cdb); i++) - printf("%#02x", hscb->shared_data.cdb[i]); - printf(" dataptr:%#x datacnt:%#x sgptr:%#x tag:%#x\n", + printk("%#02x", hscb->shared_data.cdb[i]); + printk(" dataptr:%#x datacnt:%#x sgptr:%#x tag:%#x\n", ahc_le32toh(hscb->dataptr), ahc_le32toh(hscb->datacnt), ahc_le32toh(hscb->sgptr), hscb->tag); if (scb->sg_count > 0) { for (i = 0; i < scb->sg_count; i++) { - printf("sg[%d] - Addr 0x%x%x : Length %d\n", + printk("sg[%d] - Addr 0x%x%x : Length %d\n", i, (ahc_le32toh(scb->sg_list[i].len) >> 24 & SG_HIGH_ADDR_BITS), @@ -2152,8 +2152,7 @@ ahc_alloc_tstate(struct ahc_softc *ahc, u_int scsi_id, char channel) && ahc->enabled_targets[scsi_id] != master_tstate) panic("%s: ahc_alloc_tstate - Target already allocated", ahc_name(ahc)); - tstate = (struct ahc_tmode_tstate*)malloc(sizeof(*tstate), - M_DEVBUF, M_NOWAIT); + tstate = kmalloc(sizeof(*tstate), GFP_ATOMIC); if (tstate == NULL) return (NULL); @@ -2202,7 +2201,7 @@ ahc_free_tstate(struct ahc_softc *ahc, u_int scsi_id, char channel, int force) scsi_id += 8; tstate = ahc->enabled_targets[scsi_id]; if (tstate != NULL) - free(tstate, M_DEVBUF); + kfree(tstate); ahc->enabled_targets[scsi_id] = NULL; } #endif @@ -2589,13 +2588,13 @@ ahc_set_syncrate(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, CAM_LUN_WILDCARD, AC_TRANSFER_NEG); if (bootverbose) { if (offset != 0) { - printf("%s: target %d synchronous at %sMHz%s, " + printk("%s: target %d synchronous at %sMHz%s, " "offset = 0x%x\n", ahc_name(ahc), devinfo->target, syncrate->rate, (ppr_options & MSG_EXT_PPR_DT_REQ) ? " DT" : "", offset); } else { - printf("%s: target %d using " + printk("%s: target %d using " "asynchronous transfers\n", ahc_name(ahc), devinfo->target); } @@ -2658,7 +2657,7 @@ ahc_set_width(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, ahc_send_async(ahc, devinfo->channel, devinfo->target, CAM_LUN_WILDCARD, AC_TRANSFER_NEG); if (bootverbose) { - printf("%s: target %d using %dbit transfers\n", + printk("%s: target %d using %dbit transfers\n", ahc_name(ahc), devinfo->target, 8 * (0x01 << width)); } @@ -2835,7 +2834,7 @@ ahc_compile_devinfo(struct ahc_devinfo *devinfo, u_int our_id, u_int target, void ahc_print_devinfo(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) { - printf("%s:%c:%d:%d: ", ahc_name(ahc), devinfo->channel, + printk("%s:%c:%d:%d: ", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun); } @@ -2907,7 +2906,7 @@ ahc_setup_initiator_msgout(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, ahc->msgout_buf[ahc->msgout_index++] = MSG_BUS_DEV_RESET; ahc->msgout_len++; ahc_print_path(ahc, scb); - printf("Bus Device Reset Message Sent\n"); + printk("Bus Device Reset Message Sent\n"); /* * Clear our selection hardware in advance of * the busfree. We may have an entry in the waiting @@ -2923,7 +2922,7 @@ ahc_setup_initiator_msgout(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, ahc->msgout_buf[ahc->msgout_index++] = MSG_ABORT; ahc->msgout_len++; ahc_print_path(ahc, scb); - printf("Abort%s Message Sent\n", + printk("Abort%s Message Sent\n", (scb->hscb->control & TAG_ENB) != 0 ? " Tag" : ""); /* * Clear our selection hardware in advance of @@ -2936,9 +2935,9 @@ ahc_setup_initiator_msgout(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, } else if ((scb->flags & (SCB_AUTO_NEGOTIATE|SCB_NEGOTIATE)) != 0) { ahc_build_transfer_msg(ahc, devinfo); } else { - printf("ahc_intr: AWAITING_MSG for an SCB that " + printk("ahc_intr: AWAITING_MSG for an SCB that " "does not have a waiting message\n"); - printf("SCSIID = %x, target_mask = %x\n", scb->hscb->scsiid, + printk("SCSIID = %x, target_mask = %x\n", scb->hscb->scsiid, devinfo->target_mask); panic("SCB = %d, SCB Control = %x, MSG_OUT = %x " "SCB flags = %x", scb->hscb->tag, scb->hscb->control, @@ -3019,7 +3018,7 @@ ahc_build_transfer_msg(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) if (bootverbose) { ahc_print_devinfo(ahc, devinfo); - printf("Ensuring async\n"); + printk("Ensuring async\n"); } } @@ -3067,7 +3066,7 @@ ahc_construct_sdtr(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, ahc->msgout_buf + ahc->msgout_index, period, offset); ahc->msgout_len += 5; if (bootverbose) { - printf("(%s:%c:%d:%d): Sending SDTR period %x, offset %x\n", + printk("(%s:%c:%d:%d): Sending SDTR period %x, offset %x\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun, period, offset); } @@ -3085,7 +3084,7 @@ ahc_construct_wdtr(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, ahc->msgout_buf + ahc->msgout_index, bus_width); ahc->msgout_len += 4; if (bootverbose) { - printf("(%s:%c:%d:%d): Sending WDTR %x\n", + printk("(%s:%c:%d:%d): Sending WDTR %x\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun, bus_width); } @@ -3107,7 +3106,7 @@ ahc_construct_ppr(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, bus_width, ppr_options); ahc->msgout_len += 8; if (bootverbose) { - printf("(%s:%c:%d:%d): Sending PPR bus_width %x, period %x, " + printk("(%s:%c:%d:%d): Sending PPR bus_width %x, period %x, " "offset %x, ppr_options %x\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun, bus_width, period, offset, ppr_options); @@ -3160,7 +3159,7 @@ ahc_handle_proto_violation(struct ahc_softc *ahc) * to match. */ ahc_print_devinfo(ahc, &devinfo); - printf("Target did not send an IDENTIFY message. " + printk("Target did not send an IDENTIFY message. " "LASTPHASE = 0x%x.\n", lastphase); scb = NULL; } else if (scb == NULL) { @@ -3169,13 +3168,13 @@ ahc_handle_proto_violation(struct ahc_softc *ahc) * transaction. Print an error and reset the bus. */ ahc_print_devinfo(ahc, &devinfo); - printf("No SCB found during protocol violation\n"); + printk("No SCB found during protocol violation\n"); goto proto_violation_reset; } else { ahc_set_transaction_status(scb, CAM_SEQUENCE_FAIL); if ((seq_flags & NO_CDB_SENT) != 0) { ahc_print_path(ahc, scb); - printf("No or incomplete CDB sent to device.\n"); + printk("No or incomplete CDB sent to device.\n"); } else if ((ahc_inb(ahc, SCB_CONTROL) & STATUS_RCVD) == 0) { /* * The target never bothered to provide status to @@ -3185,10 +3184,10 @@ ahc_handle_proto_violation(struct ahc_softc *ahc) * message. */ ahc_print_path(ahc, scb); - printf("Completed command without status.\n"); + printk("Completed command without status.\n"); } else { ahc_print_path(ahc, scb); - printf("Unknown protocol violation.\n"); + printk("Unknown protocol violation.\n"); ahc_dump_card_state(ahc); } } @@ -3202,7 +3201,7 @@ proto_violation_reset: * it away with a bus reset. */ found = ahc_reset_channel(ahc, 'A', TRUE); - printf("%s: Issued Channel %c Bus Reset. " + printk("%s: Issued Channel %c Bus Reset. " "%d SCBs aborted\n", ahc_name(ahc), 'A', found); } else { /* @@ -3224,7 +3223,7 @@ proto_violation_reset: ahc_print_path(ahc, scb); scb->flags |= SCB_ABORT; } - printf("Protocol violation %s. Attempting to abort.\n", + printk("Protocol violation %s. Attempting to abort.\n", ahc_lookup_phase_entry(curphase)->phasemsg); } } @@ -3257,14 +3256,14 @@ reswitch: #ifdef AHC_DEBUG if ((ahc_debug & AHC_SHOW_MESSAGES) != 0) { ahc_print_devinfo(ahc, &devinfo); - printf("INITIATOR_MSG_OUT"); + printk("INITIATOR_MSG_OUT"); } #endif phasemis = bus_phase != P_MESGOUT; if (phasemis) { #ifdef AHC_DEBUG if ((ahc_debug & AHC_SHOW_MESSAGES) != 0) { - printf(" PHASEMIS %s\n", + printk(" PHASEMIS %s\n", ahc_lookup_phase_entry(bus_phase) ->phasemsg); } @@ -3291,7 +3290,7 @@ reswitch: ahc_outb(ahc, CLRSINT1, CLRREQINIT); #ifdef AHC_DEBUG if ((ahc_debug & AHC_SHOW_MESSAGES) != 0) - printf(" byte 0x%x\n", ahc->send_msg_perror); + printk(" byte 0x%x\n", ahc->send_msg_perror); #endif ahc_outb(ahc, SCSIDATL, MSG_PARITY_ERROR); break; @@ -3321,7 +3320,7 @@ reswitch: ahc_outb(ahc, CLRSINT1, CLRREQINIT); #ifdef AHC_DEBUG if ((ahc_debug & AHC_SHOW_MESSAGES) != 0) - printf(" byte 0x%x\n", + printk(" byte 0x%x\n", ahc->msgout_buf[ahc->msgout_index]); #endif ahc_outb(ahc, SCSIDATL, ahc->msgout_buf[ahc->msgout_index++]); @@ -3335,14 +3334,14 @@ reswitch: #ifdef AHC_DEBUG if ((ahc_debug & AHC_SHOW_MESSAGES) != 0) { ahc_print_devinfo(ahc, &devinfo); - printf("INITIATOR_MSG_IN"); + printk("INITIATOR_MSG_IN"); } #endif phasemis = bus_phase != P_MESGIN; if (phasemis) { #ifdef AHC_DEBUG if ((ahc_debug & AHC_SHOW_MESSAGES) != 0) { - printf(" PHASEMIS %s\n", + printk(" PHASEMIS %s\n", ahc_lookup_phase_entry(bus_phase) ->phasemsg); } @@ -3363,7 +3362,7 @@ reswitch: ahc->msgin_buf[ahc->msgin_index] = ahc_inb(ahc, SCSIBUSL); #ifdef AHC_DEBUG if ((ahc_debug & AHC_SHOW_MESSAGES) != 0) - printf(" byte 0x%x\n", + printk(" byte 0x%x\n", ahc->msgin_buf[ahc->msgin_index]); #endif @@ -3385,7 +3384,7 @@ reswitch: #ifdef AHC_DEBUG if ((ahc_debug & AHC_SHOW_MESSAGES) != 0) { ahc_print_devinfo(ahc, &devinfo); - printf("Asserting ATN for response\n"); + printk("Asserting ATN for response\n"); } #endif ahc_assert_atn(ahc); @@ -3666,7 +3665,7 @@ ahc_parse_msg(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) targ_scsirate & WIDEXFER, devinfo->role); if (bootverbose) { - printf("(%s:%c:%d:%d): Received " + printk("(%s:%c:%d:%d): Received " "SDTR period %x, offset %x\n\t" "Filtered to period %x, offset %x\n", ahc_name(ahc), devinfo->channel, @@ -3697,7 +3696,7 @@ ahc_parse_msg(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) */ if (bootverbose && devinfo->role == ROLE_INITIATOR) { - printf("(%s:%c:%d:%d): Target " + printk("(%s:%c:%d:%d): Target " "Initiated SDTR\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun); @@ -3739,7 +3738,7 @@ ahc_parse_msg(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) ahc_validate_width(ahc, tinfo, &bus_width, devinfo->role); if (bootverbose) { - printf("(%s:%c:%d:%d): Received WDTR " + printk("(%s:%c:%d:%d): Received WDTR " "%x filtered to %x\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun, @@ -3755,7 +3754,7 @@ ahc_parse_msg(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) */ if (saved_width > bus_width) { reject = TRUE; - printf("(%s:%c:%d:%d): requested %dBit " + printk("(%s:%c:%d:%d): requested %dBit " "transfers. Rejecting...\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun, @@ -3768,7 +3767,7 @@ ahc_parse_msg(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) */ if (bootverbose && devinfo->role == ROLE_INITIATOR) { - printf("(%s:%c:%d:%d): Target " + printk("(%s:%c:%d:%d): Target " "Initiated WDTR\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun); @@ -3886,12 +3885,12 @@ ahc_parse_msg(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) } } else { if (devinfo->role != ROLE_TARGET) - printf("(%s:%c:%d:%d): Target " + printk("(%s:%c:%d:%d): Target " "Initiated PPR\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun); else - printf("(%s:%c:%d:%d): Initiator " + printk("(%s:%c:%d:%d): Initiator " "Initiated PPR\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun); @@ -3903,7 +3902,7 @@ ahc_parse_msg(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) response = TRUE; } if (bootverbose) { - printf("(%s:%c:%d:%d): Received PPR width %x, " + printk("(%s:%c:%d:%d): Received PPR width %x, " "period %x, offset %x,options %x\n" "\tFiltered to width %x, period %x, " "offset %x, options %x\n", @@ -4033,7 +4032,7 @@ ahc_handle_msg_reject(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) * Attempt to negotiate SPI-2 style. */ if (bootverbose) { - printf("(%s:%c:%d:%d): PPR Rejected. " + printk("(%s:%c:%d:%d): PPR Rejected. " "Trying WDTR/SDTR\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun); @@ -4049,7 +4048,7 @@ ahc_handle_msg_reject(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) } else if (ahc_sent_msg(ahc, AHCMSG_EXT, MSG_EXT_WDTR, /*full*/FALSE)) { /* note 8bit xfers */ - printf("(%s:%c:%d:%d): refuses WIDE negotiation. Using " + printk("(%s:%c:%d:%d): refuses WIDE negotiation. Using " "8bit transfers\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun); ahc_set_width(ahc, devinfo, MSG_EXT_WDTR_BUS_8_BIT, @@ -4077,7 +4076,7 @@ ahc_handle_msg_reject(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) /*offset*/0, /*ppr_options*/0, AHC_TRANS_ACTIVE|AHC_TRANS_GOAL, /*paused*/TRUE); - printf("(%s:%c:%d:%d): refuses synchronous negotiation. " + printk("(%s:%c:%d:%d): refuses synchronous negotiation. " "Using asynchronous transfers\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun); @@ -4088,13 +4087,13 @@ ahc_handle_msg_reject(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) tag_type = (scb->hscb->control & MSG_SIMPLE_TASK); if (tag_type == MSG_SIMPLE_TASK) { - printf("(%s:%c:%d:%d): refuses tagged commands. " + printk("(%s:%c:%d:%d): refuses tagged commands. " "Performing non-tagged I/O\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun); ahc_set_tags(ahc, scb->io_ctx, devinfo, AHC_QUEUE_NONE); mask = ~0x23; } else { - printf("(%s:%c:%d:%d): refuses %s tagged commands. " + printk("(%s:%c:%d:%d): refuses %s tagged commands. " "Performing simple queue tagged I/O only\n", ahc_name(ahc), devinfo->channel, devinfo->target, devinfo->lun, tag_type == MSG_ORDERED_TASK @@ -4144,7 +4143,7 @@ ahc_handle_msg_reject(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) /* * Otherwise, we ignore it. */ - printf("%s:%c:%d: Message reject for %x -- ignored\n", + printk("%s:%c:%d: Message reject for %x -- ignored\n", ahc_name(ahc), devinfo->channel, devinfo->target, last_msg); } @@ -4369,7 +4368,7 @@ ahc_handle_devreset(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, if (message != NULL && (verbose_level <= bootverbose)) - printf("%s: %s on %c:%d. %d SCBs aborted\n", ahc_name(ahc), + printk("%s: %s on %c:%d. %d SCBs aborted\n", ahc_name(ahc), message, devinfo->channel, devinfo->target, found); } @@ -4408,23 +4407,22 @@ ahc_alloc(void *platform_arg, char *name) int i; #ifndef __FreeBSD__ - ahc = malloc(sizeof(*ahc), M_DEVBUF, M_NOWAIT); + ahc = kmalloc(sizeof(*ahc), GFP_ATOMIC); if (!ahc) { - printf("aic7xxx: cannot malloc softc!\n"); - free(name, M_DEVBUF); + printk("aic7xxx: cannot malloc softc!\n"); + kfree(name); return NULL; } #else ahc = device_get_softc((device_t)platform_arg); #endif memset(ahc, 0, sizeof(*ahc)); - ahc->seep_config = malloc(sizeof(*ahc->seep_config), - M_DEVBUF, M_NOWAIT); + ahc->seep_config = kmalloc(sizeof(*ahc->seep_config), GFP_ATOMIC); if (ahc->seep_config == NULL) { #ifndef __FreeBSD__ - free(ahc, M_DEVBUF); + kfree(ahc); #endif - free(name, M_DEVBUF); + kfree(name); return (NULL); } LIST_INIT(&ahc->pending_scbs); @@ -4466,8 +4464,7 @@ ahc_softc_init(struct ahc_softc *ahc) ahc->pause = ahc->unpause | PAUSE; /* XXX The shared scb data stuff should be deprecated */ if (ahc->scb_data == NULL) { - ahc->scb_data = malloc(sizeof(*ahc->scb_data), - M_DEVBUF, M_NOWAIT); + ahc->scb_data = kmalloc(sizeof(*ahc->scb_data), GFP_ATOMIC); if (ahc->scb_data == NULL) return (ENOMEM); memset(ahc->scb_data, 0, sizeof(*ahc->scb_data)); @@ -4486,7 +4483,7 @@ void ahc_set_name(struct ahc_softc *ahc, char *name) { if (ahc->name != NULL) - free(ahc->name, M_DEVBUF); + kfree(ahc->name); ahc->name = name; } @@ -4540,25 +4537,25 @@ ahc_free(struct ahc_softc *ahc) lstate = tstate->enabled_luns[j]; if (lstate != NULL) { xpt_free_path(lstate->path); - free(lstate, M_DEVBUF); + kfree(lstate); } } #endif - free(tstate, M_DEVBUF); + kfree(tstate); } } #ifdef AHC_TARGET_MODE if (ahc->black_hole != NULL) { xpt_free_path(ahc->black_hole->path); - free(ahc->black_hole, M_DEVBUF); + kfree(ahc->black_hole); } #endif if (ahc->name != NULL) - free(ahc->name, M_DEVBUF); + kfree(ahc->name); if (ahc->seep_config != NULL) - free(ahc->seep_config, M_DEVBUF); + kfree(ahc->seep_config); #ifndef __FreeBSD__ - free(ahc, M_DEVBUF); + kfree(ahc); #endif return; } @@ -4633,7 +4630,7 @@ ahc_reset(struct ahc_softc *ahc, int reinit) } while (--wait && !(ahc_inb(ahc, HCNTRL) & CHIPRSTACK)); if (wait == 0) { - printf("%s: WARNING - Failed chip reset! " + printk("%s: WARNING - Failed chip reset! " "Trying to initialize anyway.\n", ahc_name(ahc)); } ahc_outb(ahc, HCNTRL, ahc->pause); @@ -4656,7 +4653,7 @@ ahc_reset(struct ahc_softc *ahc, int reinit) ahc->features |= AHC_TWIN; break; default: - printf(" Unsupported adapter type. Ignoring\n"); + printk(" Unsupported adapter type. Ignoring\n"); return(-1); } @@ -4783,9 +4780,7 @@ ahc_init_scbdata(struct ahc_softc *ahc) SLIST_INIT(&scb_data->sg_maps); /* Allocate SCB resources */ - scb_data->scbarray = - (struct scb *)malloc(sizeof(struct scb) * AHC_SCB_MAX_ALLOC, - M_DEVBUF, M_NOWAIT); + scb_data->scbarray = (struct scb *)kmalloc(sizeof(struct scb) * AHC_SCB_MAX_ALLOC, GFP_ATOMIC); if (scb_data->scbarray == NULL) return (ENOMEM); memset(scb_data->scbarray, 0, sizeof(struct scb) * AHC_SCB_MAX_ALLOC); @@ -4794,7 +4789,7 @@ ahc_init_scbdata(struct ahc_softc *ahc) scb_data->maxhscbs = ahc_probe_scbs(ahc); if (ahc->scb_data->maxhscbs == 0) { - printf("%s: No SCB space found\n", ahc_name(ahc)); + printk("%s: No SCB space found\n", ahc_name(ahc)); return (ENXIO); } @@ -4892,7 +4887,7 @@ ahc_init_scbdata(struct ahc_softc *ahc) ahc_alloc_scbs(ahc); if (scb_data->numscbs == 0) { - printf("%s: ahc_init_scbdata - " + printk("%s: ahc_init_scbdata - " "Unable to allocate initial scbs\n", ahc_name(ahc)); goto error_exit; @@ -4935,7 +4930,7 @@ ahc_fini_scbdata(struct ahc_softc *ahc) ahc_dmamem_free(ahc, scb_data->sg_dmat, sg_map->sg_vaddr, sg_map->sg_dmamap); - free(sg_map, M_DEVBUF); + kfree(sg_map); } ahc_dma_tag_destroy(ahc, scb_data->sg_dmat); } @@ -4964,7 +4959,7 @@ ahc_fini_scbdata(struct ahc_softc *ahc) break; } if (scb_data->scbarray != NULL) - free(scb_data->scbarray, M_DEVBUF); + kfree(scb_data->scbarray); } static void @@ -4985,7 +4980,7 @@ ahc_alloc_scbs(struct ahc_softc *ahc) next_scb = &scb_data->scbarray[scb_data->numscbs]; - sg_map = malloc(sizeof(*sg_map), M_DEVBUF, M_NOWAIT); + sg_map = kmalloc(sizeof(*sg_map), GFP_ATOMIC); if (sg_map == NULL) return; @@ -4994,7 +4989,7 @@ ahc_alloc_scbs(struct ahc_softc *ahc) if (ahc_dmamem_alloc(ahc, scb_data->sg_dmat, (void **)&sg_map->sg_vaddr, BUS_DMA_NOWAIT, &sg_map->sg_dmamap) != 0) { - free(sg_map, M_DEVBUF); + kfree(sg_map); return; } @@ -5014,8 +5009,7 @@ ahc_alloc_scbs(struct ahc_softc *ahc) #ifndef __linux__ int error; #endif - pdata = (struct scb_platform_data *)malloc(sizeof(*pdata), - M_DEVBUF, M_NOWAIT); + pdata = kmalloc(sizeof(*pdata), GFP_ATOMIC); if (pdata == NULL) break; next_scb->platform_data = pdata; @@ -5244,7 +5238,7 @@ ahc_chip_init(struct ahc_softc *ahc) * in "fast" mode. */ if (bootverbose) - printf("%s: Downloading Sequencer Program...", + printk("%s: Downloading Sequencer Program...", ahc_name(ahc)); error = ahc_loadseq(ahc); @@ -5290,22 +5284,22 @@ ahc_init(struct ahc_softc *ahc) #endif #ifdef AHC_PRINT_SRAM - printf("Scratch Ram:"); + printk("Scratch Ram:"); for (i = 0x20; i < 0x5f; i++) { if (((i % 8) == 0) && (i != 0)) { - printf ("\n "); + printk ("\n "); } - printf (" 0x%x", ahc_inb(ahc, i)); + printk (" 0x%x", ahc_inb(ahc, i)); } if ((ahc->features & AHC_MORE_SRAM) != 0) { for (i = 0x70; i < 0x7f; i++) { if (((i % 8) == 0) && (i != 0)) { - printf ("\n "); + printk ("\n "); } - printf (" 0x%x", ahc_inb(ahc, i)); + printk (" 0x%x", ahc_inb(ahc, i)); } } - printf ("\n"); + printk ("\n"); /* * Reading uninitialized scratch ram may * generate parity errors. @@ -5419,14 +5413,14 @@ ahc_init(struct ahc_softc *ahc) * data for any target mode initiator. */ if (ahc_alloc_tstate(ahc, ahc->our_id, 'A') == NULL) { - printf("%s: unable to allocate ahc_tmode_tstate. " + printk("%s: unable to allocate ahc_tmode_tstate. " "Failing attach\n", ahc_name(ahc)); return (ENOMEM); } if ((ahc->features & AHC_TWIN) != 0) { if (ahc_alloc_tstate(ahc, ahc->our_id_b, 'B') == NULL) { - printf("%s: unable to allocate ahc_tmode_tstate. " + printk("%s: unable to allocate ahc_tmode_tstate. " "Failing attach\n", ahc_name(ahc)); return (ENOMEM); } @@ -5440,7 +5434,7 @@ ahc_init(struct ahc_softc *ahc) #ifdef AHC_DEBUG if (ahc_debug & AHC_SHOW_MISC) { - printf("%s: hardware scb %u bytes; kernel scb %u bytes; " + printk("%s: hardware scb %u bytes; kernel scb %u bytes; " "ahc_dma %u bytes\n", ahc_name(ahc), (u_int)sizeof(struct hardware_scb), @@ -5470,7 +5464,7 @@ ahc_init(struct ahc_softc *ahc) /* Grab the disconnection disable table and invert it for our needs */ if ((ahc->flags & AHC_USEDEFAULTS) != 0) { - printf("%s: Host Adapter Bios disabled. Using default SCSI " + printk("%s: Host Adapter Bios disabled. Using default SCSI " "device parameters\n", ahc_name(ahc)); ahc->flags |= AHC_EXTENDED_TRANS_A|AHC_EXTENDED_TRANS_B| AHC_TERM_ENB_A|AHC_TERM_ENB_B; @@ -5651,7 +5645,7 @@ ahc_pause_and_flushwork(struct ahc_softc *ahc) && ((intstat & INT_PEND) != 0 || (ahc_inb(ahc, SSTAT0) & (SELDO|SELINGO)) != 0)); if (maxloops == 0) { - printf("Infinite interrupt loop, INTSTAT = %x", + printk("Infinite interrupt loop, INTSTAT = %x", ahc_inb(ahc, INTSTAT)); } ahc_platform_flushwork(ahc); @@ -5910,7 +5904,7 @@ ahc_search_qinfifo(struct ahc_softc *ahc, int target, char channel, while (qinpos != qintail) { scb = ahc_lookup_scb(ahc, ahc->qinfifo[qinpos]); if (scb == NULL) { - printf("qinpos = %d, SCB index = %d\n", + printk("qinpos = %d, SCB index = %d\n", qinpos, ahc->qinfifo[qinpos]); panic("Loop 1\n"); } @@ -5933,7 +5927,7 @@ ahc_search_qinfifo(struct ahc_softc *ahc, int target, char channel, if (cstat != CAM_REQ_CMP) ahc_freeze_scb(scb); if ((scb->flags & SCB_ACTIVE) == 0) - printf("Inactive SCB in qinfifo\n"); + printk("Inactive SCB in qinfifo\n"); ahc_done(ahc, scb); /* FALLTHROUGH */ @@ -5976,7 +5970,7 @@ ahc_search_qinfifo(struct ahc_softc *ahc, int target, char channel, scb = ahc_lookup_scb(ahc, ahc->qinfifo[qinstart]); if (scb == NULL) { - printf("found = %d, qinstart = %d, qinfifionext = %d\n", + printk("found = %d, qinstart = %d, qinfifionext = %d\n", found, qinstart, ahc->qinfifonext); panic("First/Second Qinfifo fixup\n"); } @@ -6014,7 +6008,7 @@ ahc_search_qinfifo(struct ahc_softc *ahc, int target, char channel, ahc_outb(ahc, SCBPTR, next); scb_index = ahc_inb(ahc, SCB_TAG); if (scb_index >= ahc->scb_data->numscbs) { - printf("Waiting List inconsistency. " + printk("Waiting List inconsistency. " "SCB index == %d, yet numscbs == %d.", scb_index, ahc->scb_data->numscbs); ahc_dump_card_state(ahc); @@ -6022,7 +6016,7 @@ ahc_search_qinfifo(struct ahc_softc *ahc, int target, char channel, } scb = ahc_lookup_scb(ahc, scb_index); if (scb == NULL) { - printf("scb_index = %d, next = %d\n", + printk("scb_index = %d, next = %d\n", scb_index, next); panic("Waiting List traversal\n"); } @@ -6046,7 +6040,7 @@ ahc_search_qinfifo(struct ahc_softc *ahc, int target, char channel, if (cstat != CAM_REQ_CMP) ahc_freeze_scb(scb); if ((scb->flags & SCB_ACTIVE) == 0) - printf("Inactive SCB in Waiting List\n"); + printk("Inactive SCB in Waiting List\n"); ahc_done(ahc, scb); /* FALLTHROUGH */ } @@ -6153,7 +6147,7 @@ ahc_search_untagged_queues(struct ahc_softc *ahc, ahc_io_ctx_t ctx, if (cstat != CAM_REQ_CMP) ahc_freeze_scb(scb); if ((scb->flags & SCB_ACTIVE) == 0) - printf("Inactive SCB in untaggedQ\n"); + printk("Inactive SCB in untaggedQ\n"); ahc_done(ahc, scb); break; } @@ -6200,7 +6194,7 @@ ahc_search_disc_list(struct ahc_softc *ahc, int target, char channel, ahc_outb(ahc, SCBPTR, next); scb_index = ahc_inb(ahc, SCB_TAG); if (scb_index >= ahc->scb_data->numscbs) { - printf("Disconnected List inconsistency. " + printk("Disconnected List inconsistency. " "SCB index == %d, yet numscbs == %d.", scb_index, ahc->scb_data->numscbs); ahc_dump_card_state(ahc); @@ -6456,7 +6450,7 @@ ahc_abort_scbs(struct ahc_softc *ahc, int target, char channel, if (ahc_get_transaction_status(scbp) != CAM_REQ_CMP) ahc_freeze_scb(scbp); if ((scbp->flags & SCB_ACTIVE) == 0) - printf("Inactive SCB on pending list\n"); + printk("Inactive SCB on pending list\n"); ahc_done(ahc, scbp); found++; } @@ -6734,7 +6728,7 @@ ahc_calc_residual(struct ahc_softc *ahc, struct scb *scb) #ifdef AHC_DEBUG if ((ahc_debug & AHC_SHOW_MISC) != 0) { ahc_print_path(ahc, scb); - printf("Handled %sResidual of %d bytes\n", + printk("Handled %sResidual of %d bytes\n", (scb->flags & SCB_SENSE) ? "Sense " : "", resid); } #endif @@ -6774,7 +6768,7 @@ ahc_queue_lstate_event(struct ahc_softc *ahc, struct ahc_tmode_lstate *lstate, if (pending == AHC_TMODE_EVENT_BUFFER_SIZE) { xpt_print_path(lstate->path); - printf("immediate event %x:%x lost\n", + printk("immediate event %x:%x lost\n", lstate->event_buffer[lstate->event_r_idx].event_type, lstate->event_buffer[lstate->event_r_idx].event_arg); lstate->event_r_idx++; @@ -6844,7 +6838,7 @@ ahc_dumpseq(struct ahc_softc* ahc) uint8_t ins_bytes[4]; ahc_insb(ahc, SEQRAM, ins_bytes, 4); - printf("0x%08x\n", ins_bytes[0] << 24 + printk("0x%08x\n", ins_bytes[0] << 24 | ins_bytes[1] << 16 | ins_bytes[2] << 8 | ins_bytes[3]); @@ -6912,7 +6906,7 @@ ahc_loadseq(struct ahc_softc *ahc) * storage capacity for this chip. Fail * the load. */ - printf("\n%s: Program too large for instruction memory " + printk("\n%s: Program too large for instruction memory " "size of %d!\n", ahc_name(ahc), ahc->instruction_ram_size); return (ENOMEM); @@ -6947,7 +6941,7 @@ ahc_loadseq(struct ahc_softc *ahc) if (cs_count != 0) { cs_count *= sizeof(struct cs); - ahc->critical_sections = malloc(cs_count, M_DEVBUF, M_NOWAIT); + ahc->critical_sections = kmalloc(cs_count, GFP_ATOMIC); if (ahc->critical_sections == NULL) panic("ahc_loadseq: Could not malloc"); memcpy(ahc->critical_sections, cs_table, cs_count); @@ -6955,8 +6949,8 @@ ahc_loadseq(struct ahc_softc *ahc) ahc_outb(ahc, SEQCTL, PERRORDIS|FAILDIS|FASTMODE); if (bootverbose) { - printf(" %d instructions downloaded\n", downloaded); - printf("%s: Features 0x%x, Bugs 0x%x, Flags 0x%x\n", + printk(" %d instructions downloaded\n", downloaded); + printk("%s: Features 0x%x, Bugs 0x%x, Flags 0x%x\n", ahc_name(ahc), ahc->features, ahc->bugs, ahc->flags); } return (0); @@ -7132,12 +7126,12 @@ ahc_print_register(const ahc_reg_parse_entry_t *table, u_int num_entries, u_int printed_mask; if (cur_column != NULL && *cur_column >= wrap_point) { - printf("\n"); + printk("\n"); *cur_column = 0; } - printed = printf("%s[0x%x]", name, value); + printed = printk("%s[0x%x]", name, value); if (table == NULL) { - printed += printf(" "); + printed += printk(" "); *cur_column += printed; return (printed); } @@ -7152,7 +7146,7 @@ ahc_print_register(const ahc_reg_parse_entry_t *table, u_int num_entries, == table[entry].mask)) continue; - printed += printf("%s%s", + printed += printk("%s%s", printed_mask == 0 ? ":(" : "|", table[entry].name); printed_mask |= table[entry].mask; @@ -7163,9 +7157,9 @@ ahc_print_register(const ahc_reg_parse_entry_t *table, u_int num_entries, break; } if (printed_mask != 0) - printed += printf(") "); + printed += printk(") "); else - printed += printf(" "); + printed += printk(" "); if (cur_column != NULL) *cur_column += printed; return (printed); @@ -7197,16 +7191,16 @@ ahc_dump_card_state(struct ahc_softc *ahc) saved_scbptr = ahc_inb(ahc, SCBPTR); last_phase = ahc_inb(ahc, LASTPHASE); - printf(">>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<\n" + printk(">>>>>>>>>>>>>>>>>> Dump Card State Begins <<<<<<<<<<<<<<<<<\n" "%s: Dumping Card State %s, at SEQADDR 0x%x\n", ahc_name(ahc), ahc_lookup_phase_entry(last_phase)->phasemsg, ahc_inb(ahc, SEQADDR0) | (ahc_inb(ahc, SEQADDR1) << 8)); if (paused) - printf("Card was paused\n"); - printf("ACCUM = 0x%x, SINDEX = 0x%x, DINDEX = 0x%x, ARG_2 = 0x%x\n", + printk("Card was paused\n"); + printk("ACCUM = 0x%x, SINDEX = 0x%x, DINDEX = 0x%x, ARG_2 = 0x%x\n", ahc_inb(ahc, ACCUM), ahc_inb(ahc, SINDEX), ahc_inb(ahc, DINDEX), ahc_inb(ahc, ARG_2)); - printf("HCNT = 0x%x SCBPTR = 0x%x\n", ahc_inb(ahc, HCNT), + printk("HCNT = 0x%x SCBPTR = 0x%x\n", ahc_inb(ahc, HCNT), ahc_inb(ahc, SCBPTR)); cur_col = 0; if ((ahc->features & AHC_DT) != 0) @@ -7230,15 +7224,15 @@ ahc_dump_card_state(struct ahc_softc *ahc) ahc_dfcntrl_print(ahc_inb(ahc, DFCNTRL), &cur_col, 50); ahc_dfstatus_print(ahc_inb(ahc, DFSTATUS), &cur_col, 50); if (cur_col != 0) - printf("\n"); - printf("STACK:"); + printk("\n"); + printk("STACK:"); for (i = 0; i < STACK_SIZE; i++) - printf(" 0x%x", ahc_inb(ahc, STACK)|(ahc_inb(ahc, STACK) << 8)); - printf("\nSCB count = %d\n", ahc->scb_data->numscbs); - printf("Kernel NEXTQSCB = %d\n", ahc->next_queued_scb->hscb->tag); - printf("Card NEXTQSCB = %d\n", ahc_inb(ahc, NEXT_QUEUED_SCB)); + printk(" 0x%x", ahc_inb(ahc, STACK)|(ahc_inb(ahc, STACK) << 8)); + printk("\nSCB count = %d\n", ahc->scb_data->numscbs); + printk("Kernel NEXTQSCB = %d\n", ahc->next_queued_scb->hscb->tag); + printk("Card NEXTQSCB = %d\n", ahc_inb(ahc, NEXT_QUEUED_SCB)); /* QINFIFO */ - printf("QINFIFO entries: "); + printk("QINFIFO entries: "); if ((ahc->features & AHC_QUEUE_REGS) != 0) { qinpos = ahc_inb(ahc, SNSCB_QOFF); ahc_outb(ahc, SNSCB_QOFF, qinpos); @@ -7246,109 +7240,109 @@ ahc_dump_card_state(struct ahc_softc *ahc) qinpos = ahc_inb(ahc, QINPOS); qintail = ahc->qinfifonext; while (qinpos != qintail) { - printf("%d ", ahc->qinfifo[qinpos]); + printk("%d ", ahc->qinfifo[qinpos]); qinpos++; } - printf("\n"); + printk("\n"); - printf("Waiting Queue entries: "); + printk("Waiting Queue entries: "); scb_index = ahc_inb(ahc, WAITING_SCBH); i = 0; while (scb_index != SCB_LIST_NULL && i++ < 256) { ahc_outb(ahc, SCBPTR, scb_index); - printf("%d:%d ", scb_index, ahc_inb(ahc, SCB_TAG)); + printk("%d:%d ", scb_index, ahc_inb(ahc, SCB_TAG)); scb_index = ahc_inb(ahc, SCB_NEXT); } - printf("\n"); + printk("\n"); - printf("Disconnected Queue entries: "); + printk("Disconnected Queue entries: "); scb_index = ahc_inb(ahc, DISCONNECTED_SCBH); i = 0; while (scb_index != SCB_LIST_NULL && i++ < 256) { ahc_outb(ahc, SCBPTR, scb_index); - printf("%d:%d ", scb_index, ahc_inb(ahc, SCB_TAG)); + printk("%d:%d ", scb_index, ahc_inb(ahc, SCB_TAG)); scb_index = ahc_inb(ahc, SCB_NEXT); } - printf("\n"); + printk("\n"); ahc_sync_qoutfifo(ahc, BUS_DMASYNC_POSTREAD); - printf("QOUTFIFO entries: "); + printk("QOUTFIFO entries: "); qoutpos = ahc->qoutfifonext; i = 0; while (ahc->qoutfifo[qoutpos] != SCB_LIST_NULL && i++ < 256) { - printf("%d ", ahc->qoutfifo[qoutpos]); + printk("%d ", ahc->qoutfifo[qoutpos]); qoutpos++; } - printf("\n"); + printk("\n"); - printf("Sequencer Free SCB List: "); + printk("Sequencer Free SCB List: "); scb_index = ahc_inb(ahc, FREE_SCBH); i = 0; while (scb_index != SCB_LIST_NULL && i++ < 256) { ahc_outb(ahc, SCBPTR, scb_index); - printf("%d ", scb_index); + printk("%d ", scb_index); scb_index = ahc_inb(ahc, SCB_NEXT); } - printf("\n"); + printk("\n"); - printf("Sequencer SCB Info: "); + printk("Sequencer SCB Info: "); for (i = 0; i < ahc->scb_data->maxhscbs; i++) { ahc_outb(ahc, SCBPTR, i); - cur_col = printf("\n%3d ", i); + cur_col = printk("\n%3d ", i); ahc_scb_control_print(ahc_inb(ahc, SCB_CONTROL), &cur_col, 60); ahc_scb_scsiid_print(ahc_inb(ahc, SCB_SCSIID), &cur_col, 60); ahc_scb_lun_print(ahc_inb(ahc, SCB_LUN), &cur_col, 60); ahc_scb_tag_print(ahc_inb(ahc, SCB_TAG), &cur_col, 60); } - printf("\n"); + printk("\n"); - printf("Pending list: "); + printk("Pending list: "); i = 0; LIST_FOREACH(scb, &ahc->pending_scbs, pending_links) { if (i++ > 256) break; - cur_col = printf("\n%3d ", scb->hscb->tag); + cur_col = printk("\n%3d ", scb->hscb->tag); ahc_scb_control_print(scb->hscb->control, &cur_col, 60); ahc_scb_scsiid_print(scb->hscb->scsiid, &cur_col, 60); ahc_scb_lun_print(scb->hscb->lun, &cur_col, 60); if ((ahc->flags & AHC_PAGESCBS) == 0) { ahc_outb(ahc, SCBPTR, scb->hscb->tag); - printf("("); + printk("("); ahc_scb_control_print(ahc_inb(ahc, SCB_CONTROL), &cur_col, 60); ahc_scb_tag_print(ahc_inb(ahc, SCB_TAG), &cur_col, 60); - printf(")"); + printk(")"); } } - printf("\n"); + printk("\n"); - printf("Kernel Free SCB list: "); + printk("Kernel Free SCB list: "); i = 0; SLIST_FOREACH(scb, &ahc->scb_data->free_scbs, links.sle) { if (i++ > 256) break; - printf("%d ", scb->hscb->tag); + printk("%d ", scb->hscb->tag); } - printf("\n"); + printk("\n"); maxtarget = (ahc->features & (AHC_WIDE|AHC_TWIN)) ? 15 : 7; for (target = 0; target <= maxtarget; target++) { untagged_q = &ahc->untagged_queues[target]; if (TAILQ_FIRST(untagged_q) == NULL) continue; - printf("Untagged Q(%d): ", target); + printk("Untagged Q(%d): ", target); i = 0; TAILQ_FOREACH(scb, untagged_q, links.tqe) { if (i++ > 256) break; - printf("%d ", scb->hscb->tag); + printk("%d ", scb->hscb->tag); } - printf("\n"); + printk("\n"); } ahc_platform_dump_card_state(ahc); - printf("\n<<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>\n"); + printk("\n<<<<<<<<<<<<<<<<< Dump Card State Ends >>>>>>>>>>>>>>>>>>\n"); ahc_outb(ahc, SCBPTR, saved_scbptr); if (paused == 0) ahc_unpause(ahc); @@ -7489,7 +7483,7 @@ ahc_handle_en_lun(struct ahc_softc *ahc, struct cam_sim *sim, union ccb *ccb) u_long s; ahc_flag saved_flags; - printf("Configuring Target Mode\n"); + printk("Configuring Target Mode\n"); ahc_lock(ahc, &s); if (LIST_FIRST(&ahc->pending_scbs) != NULL) { ccb->ccb_h.status = CAM_BUSY; @@ -7535,7 +7529,7 @@ ahc_handle_en_lun(struct ahc_softc *ahc, struct cam_sim *sim, union ccb *ccb) /* Are we already enabled?? */ if (lstate != NULL) { xpt_print_path(ccb->ccb_h.path); - printf("Lun already enabled\n"); + printk("Lun already enabled\n"); ccb->ccb_h.status = CAM_LUN_ALRDY_ENA; return; } @@ -7547,7 +7541,7 @@ ahc_handle_en_lun(struct ahc_softc *ahc, struct cam_sim *sim, union ccb *ccb) * specific commands. */ ccb->ccb_h.status = CAM_REQ_INVALID; - printf("Non-zero Group Codes\n"); + printk("Non-zero Group Codes\n"); return; } @@ -7559,15 +7553,15 @@ ahc_handle_en_lun(struct ahc_softc *ahc, struct cam_sim *sim, union ccb *ccb) tstate = ahc_alloc_tstate(ahc, target, channel); if (tstate == NULL) { xpt_print_path(ccb->ccb_h.path); - printf("Couldn't allocate tstate\n"); + printk("Couldn't allocate tstate\n"); ccb->ccb_h.status = CAM_RESRC_UNAVAIL; return; } } - lstate = malloc(sizeof(*lstate), M_DEVBUF, M_NOWAIT); + lstate = kmalloc(sizeof(*lstate), GFP_ATOMIC); if (lstate == NULL) { xpt_print_path(ccb->ccb_h.path); - printf("Couldn't allocate lstate\n"); + printk("Couldn't allocate lstate\n"); ccb->ccb_h.status = CAM_RESRC_UNAVAIL; return; } @@ -7577,9 +7571,9 @@ ahc_handle_en_lun(struct ahc_softc *ahc, struct cam_sim *sim, union ccb *ccb) xpt_path_target_id(ccb->ccb_h.path), xpt_path_lun_id(ccb->ccb_h.path)); if (status != CAM_REQ_CMP) { - free(lstate, M_DEVBUF); + kfree(lstate); xpt_print_path(ccb->ccb_h.path); - printf("Couldn't allocate path\n"); + printk("Couldn't allocate path\n"); ccb->ccb_h.status = CAM_RESRC_UNAVAIL; return; } @@ -7654,7 +7648,7 @@ ahc_handle_en_lun(struct ahc_softc *ahc, struct cam_sim *sim, union ccb *ccb) ahc_unlock(ahc, &s); ccb->ccb_h.status = CAM_REQ_CMP; xpt_print_path(ccb->ccb_h.path); - printf("Lun now enabled for target mode\n"); + printk("Lun now enabled for target mode\n"); } else { struct scb *scb; int i, empty; @@ -7673,7 +7667,7 @@ ahc_handle_en_lun(struct ahc_softc *ahc, struct cam_sim *sim, union ccb *ccb) ccbh = &scb->io_ctx->ccb_h; if (ccbh->func_code == XPT_CONT_TARGET_IO && !xpt_path_comp(ccbh->path, ccb->ccb_h.path)){ - printf("CTIO pending\n"); + printk("CTIO pending\n"); ccb->ccb_h.status = CAM_REQ_INVALID; ahc_unlock(ahc, &s); return; @@ -7681,12 +7675,12 @@ ahc_handle_en_lun(struct ahc_softc *ahc, struct cam_sim *sim, union ccb *ccb) } if (SLIST_FIRST(&lstate->accept_tios) != NULL) { - printf("ATIOs pending\n"); + printk("ATIOs pending\n"); ccb->ccb_h.status = CAM_REQ_INVALID; } if (SLIST_FIRST(&lstate->immed_notifies) != NULL) { - printf("INOTs pending\n"); + printk("INOTs pending\n"); ccb->ccb_h.status = CAM_REQ_INVALID; } @@ -7696,9 +7690,9 @@ ahc_handle_en_lun(struct ahc_softc *ahc, struct cam_sim *sim, union ccb *ccb) } xpt_print_path(ccb->ccb_h.path); - printf("Target mode disabled\n"); + printk("Target mode disabled\n"); xpt_free_path(lstate->path); - free(lstate, M_DEVBUF); + kfree(lstate); ahc_pause(ahc); /* Can we clean up the target too? */ @@ -7750,7 +7744,7 @@ ahc_handle_en_lun(struct ahc_softc *ahc, struct cam_sim *sim, union ccb *ccb) ahc_outb(ahc, SCSISEQ, scsiseq); if ((ahc->features & AHC_MULTIROLE) == 0) { - printf("Configuring Initiator Mode\n"); + printk("Configuring Initiator Mode\n"); ahc->flags &= ~AHC_TARGETROLE; ahc->flags |= AHC_INITIATORROLE; /* @@ -7897,12 +7891,12 @@ ahc_handle_target_cmd(struct ahc_softc *ahc, struct target_cmd *cmd) * Wait for more ATIOs from the peripheral driver for this lun. */ if (bootverbose) - printf("%s: ATIOs exhausted\n", ahc_name(ahc)); + printk("%s: ATIOs exhausted\n", ahc_name(ahc)); return (1); } else ahc->flags &= ~AHC_TQINFIFO_BLOCKED; #if 0 - printf("Incoming command from %d for %d:%d%s\n", + printk("Incoming command from %d for %d:%d%s\n", initiator, target, lun, lstate == ahc->black_hole ? "(Black Holed)" : ""); #endif @@ -7949,7 +7943,7 @@ ahc_handle_target_cmd(struct ahc_softc *ahc, struct target_cmd *cmd) default: /* Only copy the opcode. */ atio->cdb_len = 1; - printf("Reserved or VU command code type encountered\n"); + printk("Reserved or VU command code type encountered\n"); break; } @@ -7965,7 +7959,7 @@ ahc_handle_target_cmd(struct ahc_softc *ahc, struct target_cmd *cmd) * to this accept tio. */ #if 0 - printf("Received Immediate Command %d:%d:%d - %p\n", + printk("Received Immediate Command %d:%d:%d - %p\n", initiator, target, lun, ahc->pending_device); #endif ahc->pending_device = lstate; diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c index 5e42dac23505..aeea7a61478e 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c @@ -653,7 +653,7 @@ ahc_linux_slave_alloc(struct scsi_device *sdev) struct ahc_linux_device *dev; if (bootverbose) - printf("%s: Slave Alloc %d\n", ahc_name(ahc), sdev->id); + printk("%s: Slave Alloc %d\n", ahc_name(ahc), sdev->id); dev = scsi_transport_device_data(sdev); memset(dev, 0, sizeof(*dev)); @@ -755,7 +755,7 @@ ahc_linux_abort(struct scsi_cmnd *cmd) error = ahc_linux_queue_recovery_cmd(cmd, SCB_ABORT); if (error != 0) - printf("aic7xxx_abort returns 0x%x\n", error); + printk("aic7xxx_abort returns 0x%x\n", error); return (error); } @@ -769,7 +769,7 @@ ahc_linux_dev_reset(struct scsi_cmnd *cmd) error = ahc_linux_queue_recovery_cmd(cmd, SCB_DEVICE_RESET); if (error != 0) - printf("aic7xxx_dev_reset returns 0x%x\n", error); + printk("aic7xxx_dev_reset returns 0x%x\n", error); return (error); } @@ -791,7 +791,7 @@ ahc_linux_bus_reset(struct scsi_cmnd *cmd) ahc_unlock(ahc, &flags); if (bootverbose) - printf("%s: SCSI bus reset delivered. " + printk("%s: SCSI bus reset delivered. " "%d SCBs aborted.\n", ahc_name(ahc), found); return SUCCESS; @@ -840,7 +840,7 @@ ahc_dma_tag_create(struct ahc_softc *ahc, bus_dma_tag_t parent, { bus_dma_tag_t dmat; - dmat = malloc(sizeof(*dmat), M_DEVBUF, M_NOWAIT); + dmat = kmalloc(sizeof(*dmat), GFP_ATOMIC); if (dmat == NULL) return (ENOMEM); @@ -861,7 +861,7 @@ ahc_dma_tag_create(struct ahc_softc *ahc, bus_dma_tag_t parent, void ahc_dma_tag_destroy(struct ahc_softc *ahc, bus_dma_tag_t dmat) { - free(dmat, M_DEVBUF); + kfree(dmat); } int @@ -918,7 +918,7 @@ ahc_linux_setup_tag_info_global(char *p) int tags, i, j; tags = simple_strtoul(p + 1, NULL, 0) & 0xff; - printf("Setting Global Tags= %d\n", tags); + printk("Setting Global Tags= %d\n", tags); for (i = 0; i < ARRAY_SIZE(aic7xxx_tag_info); i++) { for (j = 0; j < AHC_NUM_TARGETS; j++) { @@ -936,7 +936,7 @@ ahc_linux_setup_tag_info(u_long arg, int instance, int targ, int32_t value) && (targ < AHC_NUM_TARGETS)) { aic7xxx_tag_info[instance].tag_commands[targ] = value & 0xff; if (bootverbose) - printf("tag_info[%d:%d] = %d\n", instance, targ, value); + printk("tag_info[%d:%d] = %d\n", instance, targ, value); } } @@ -977,7 +977,7 @@ ahc_parse_brace_option(char *opt_name, char *opt_arg, char *end, int depth, if (targ == -1) targ = 0; } else { - printf("Malformed Option %s\n", + printk("Malformed Option %s\n", opt_name); done = TRUE; } @@ -1120,7 +1120,7 @@ ahc_linux_register_host(struct ahc_softc *ahc, struct scsi_host_template *templa ahc_set_unit(ahc, ahc_linux_unit++); ahc_unlock(ahc, &s); sprintf(buf, "scsi%d", host->host_no); - new_name = malloc(strlen(buf) + 1, M_DEVBUF, M_NOWAIT); + new_name = kmalloc(strlen(buf) + 1, GFP_ATOMIC); if (new_name != NULL) { strcpy(new_name, buf); ahc_set_name(ahc, new_name); @@ -1220,7 +1220,7 @@ ahc_platform_alloc(struct ahc_softc *ahc, void *platform_arg) { ahc->platform_data = - malloc(sizeof(struct ahc_platform_data), M_DEVBUF, M_NOWAIT); + kmalloc(sizeof(struct ahc_platform_data), GFP_ATOMIC); if (ahc->platform_data == NULL) return (ENOMEM); memset(ahc->platform_data, 0, sizeof(struct ahc_platform_data)); @@ -1264,7 +1264,7 @@ ahc_platform_free(struct ahc_softc *ahc) if (ahc->platform_data->host) scsi_host_put(ahc->platform_data->host); - free(ahc->platform_data, M_DEVBUF); + kfree(ahc->platform_data); } } @@ -1378,7 +1378,7 @@ ahc_linux_user_tagdepth(struct ahc_softc *ahc, struct ahc_devinfo *devinfo) if (ahc->unit >= ARRAY_SIZE(aic7xxx_tag_info)) { if (warned_user == 0) { - printf(KERN_WARNING + printk(KERN_WARNING "aic7xxx: WARNING: Insufficient tag_info instances\n" "aic7xxx: for installed controllers. Using defaults\n" "aic7xxx: Please update the aic7xxx_tag_info array in\n" @@ -1421,7 +1421,7 @@ ahc_linux_device_queue_depth(struct scsi_device *sdev) ahc_send_async(ahc, devinfo.channel, devinfo.target, devinfo.lun, AC_TRANSFER_NEG); ahc_print_devinfo(ahc, &devinfo); - printf("Tagged Queuing enabled. Depth %d\n", tags); + printk("Tagged Queuing enabled. Depth %d\n", tags); } else { ahc_platform_set_tags(ahc, sdev, &devinfo, AHC_QUEUE_NONE); ahc_send_async(ahc, devinfo.channel, devinfo.target, @@ -1735,7 +1735,7 @@ ahc_done(struct ahc_softc *ahc, struct scb *scb) * not have been dispatched to the controller, so * only check the SCB_ACTIVE flag for tagged transactions. */ - printf("SCB %d done'd twice\n", scb->hscb->tag); + printk("SCB %d done'd twice\n", scb->hscb->tag); ahc_dump_card_state(ahc); panic("Stopping for safety"); } @@ -1765,7 +1765,7 @@ ahc_done(struct ahc_softc *ahc, struct scb *scb) #ifdef AHC_DEBUG if ((ahc_debug & AHC_SHOW_MISC) != 0) { ahc_print_path(ahc, scb); - printf("Set CAM_UNCOR_PARITY\n"); + printk("Set CAM_UNCOR_PARITY\n"); } #endif ahc_set_transaction_status(scb, CAM_UNCOR_PARITY); @@ -1783,12 +1783,12 @@ ahc_done(struct ahc_softc *ahc, struct scb *scb) u_int i; ahc_print_path(ahc, scb); - printf("CDB:"); + printk("CDB:"); for (i = 0; i < scb->io_ctx->cmd_len; i++) - printf(" 0x%x", scb->io_ctx->cmnd[i]); - printf("\n"); + printk(" 0x%x", scb->io_ctx->cmnd[i]); + printk("\n"); ahc_print_path(ahc, scb); - printf("Saw underflow (%ld of %ld bytes). " + printk("Saw underflow (%ld of %ld bytes). " "Treated as error\n", ahc_get_residual(scb), ahc_get_transfer_length(scb)); @@ -1821,7 +1821,7 @@ ahc_done(struct ahc_softc *ahc, struct scb *scb) dev->commands_since_idle_or_otag = 0; if ((scb->flags & SCB_RECOVERY_SCB) != 0) { - printf("Recovery SCB completes\n"); + printk("Recovery SCB completes\n"); if (ahc_get_transaction_status(scb) == CAM_BDR_SENT || ahc_get_transaction_status(scb) == CAM_REQ_ABORTED) ahc_set_transaction_status(scb, CAM_CMD_TIMEOUT); @@ -1886,14 +1886,14 @@ ahc_linux_handle_scsi_status(struct ahc_softc *ahc, if (ahc_debug & AHC_SHOW_SENSE) { int i; - printf("Copied %d bytes of sense data:", + printk("Copied %d bytes of sense data:", sense_size); for (i = 0; i < sense_size; i++) { if ((i & 0xF) == 0) - printf("\n"); - printf("0x%x ", cmd->sense_buffer[i]); + printk("\n"); + printk("0x%x ", cmd->sense_buffer[i]); } - printf("\n"); + printk("\n"); } #endif } @@ -1918,7 +1918,7 @@ ahc_linux_handle_scsi_status(struct ahc_softc *ahc, dev->openings = 0; /* ahc_print_path(ahc, scb); - printf("Dropping tag count to %d\n", dev->active); + printk("Dropping tag count to %d\n", dev->active); */ if (dev->active == dev->tags_on_last_queuefull) { @@ -1935,7 +1935,7 @@ ahc_linux_handle_scsi_status(struct ahc_softc *ahc, == AHC_LOCK_TAGS_COUNT) { dev->maxtags = dev->active; ahc_print_path(ahc, scb); - printf("Locking max tag count at %d\n", + printk("Locking max tag count at %d\n", dev->active); } } else { @@ -2100,10 +2100,10 @@ ahc_linux_queue_recovery_cmd(struct scsi_cmnd *cmd, scb_flag flag) scmd_printk(KERN_INFO, cmd, "Attempting to queue a%s message\n", flag == SCB_ABORT ? "n ABORT" : " TARGET RESET"); - printf("CDB:"); + printk("CDB:"); for (cdb_byte = 0; cdb_byte < cmd->cmd_len; cdb_byte++) - printf(" 0x%x", cmd->cmnd[cdb_byte]); - printf("\n"); + printk(" 0x%x", cmd->cmnd[cdb_byte]); + printk("\n"); ahc_lock(ahc, &flags); @@ -2121,7 +2121,7 @@ ahc_linux_queue_recovery_cmd(struct scsi_cmnd *cmd, scb_flag flag) * No target device for this command exists, * so we must not still own the command. */ - printf("%s:%d:%d:%d: Is not an active device\n", + printk("%s:%d:%d:%d: Is not an active device\n", ahc_name(ahc), cmd->device->channel, cmd->device->id, cmd->device->lun); retval = SUCCESS; @@ -2133,7 +2133,7 @@ ahc_linux_queue_recovery_cmd(struct scsi_cmnd *cmd, scb_flag flag) cmd->device->channel + 'A', cmd->device->lun, CAM_REQ_ABORTED, SEARCH_COMPLETE) != 0) { - printf("%s:%d:%d:%d: Command found on untagged queue\n", + printk("%s:%d:%d:%d: Command found on untagged queue\n", ahc_name(ahc), cmd->device->channel, cmd->device->id, cmd->device->lun); retval = SUCCESS; @@ -2187,7 +2187,7 @@ ahc_linux_queue_recovery_cmd(struct scsi_cmnd *cmd, scb_flag flag) goto no_cmd; } - printf("%s: At time of recovery, card was %spaused\n", + printk("%s: At time of recovery, card was %spaused\n", ahc_name(ahc), was_paused ? "" : "not "); ahc_dump_card_state(ahc); @@ -2199,7 +2199,7 @@ ahc_linux_queue_recovery_cmd(struct scsi_cmnd *cmd, scb_flag flag) pending_scb->hscb->tag, ROLE_INITIATOR, CAM_REQ_ABORTED, SEARCH_COMPLETE) > 0) { - printf("%s:%d:%d:%d: Cmd aborted from QINFIFO\n", + printk("%s:%d:%d:%d: Cmd aborted from QINFIFO\n", ahc_name(ahc), cmd->device->channel, cmd->device->id, cmd->device->lun); retval = SUCCESS; @@ -2313,7 +2313,7 @@ ahc_linux_queue_recovery_cmd(struct scsi_cmnd *cmd, scb_flag flag) ahc_qinfifo_requeue_tail(ahc, pending_scb); ahc_outb(ahc, SCBPTR, saved_scbptr); ahc_print_path(ahc, pending_scb); - printf("Device is disconnected, re-queuing SCB\n"); + printk("Device is disconnected, re-queuing SCB\n"); wait = TRUE; } else { scmd_printk(KERN_INFO, cmd, "Unable to deliver message\n"); @@ -2338,16 +2338,16 @@ done: ahc->platform_data->eh_done = &done; ahc_unlock(ahc, &flags); - printf("Recovery code sleeping\n"); + printk("Recovery code sleeping\n"); if (!wait_for_completion_timeout(&done, 5 * HZ)) { ahc_lock(ahc, &flags); ahc->platform_data->eh_done = NULL; ahc_unlock(ahc, &flags); - printf("Timer Expired\n"); + printk("Timer Expired\n"); retval = FAILED; } - printf("Recovery code awake\n"); + printk("Recovery code awake\n"); } else ahc_unlock(ahc, &flags); return (retval); diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.h b/drivers/scsi/aic7xxx/aic7xxx_osm.h index 56f07e527b48..bca0fb83f553 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.h +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.h @@ -368,13 +368,6 @@ struct ahc_platform_data { resource_size_t mem_busaddr; /* Mem Base Addr */ }; -/************************** OS Utility Wrappers *******************************/ -#define printf printk -#define M_NOWAIT GFP_ATOMIC -#define M_WAITOK 0 -#define malloc(size, type, flags) kmalloc(size, flags) -#define free(ptr, type) kfree(ptr) - void ahc_delay(long); diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c index 78fc70c24e07..ee05e8410754 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c @@ -225,7 +225,7 @@ ahc_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent) ahc_get_pci_bus(pci), ahc_get_pci_slot(pci), ahc_get_pci_function(pci)); - name = malloc(strlen(buf) + 1, M_DEVBUF, M_NOWAIT); + name = kmalloc(strlen(buf) + 1, GFP_ATOMIC); if (name == NULL) return (-ENOMEM); strcpy(name, buf); @@ -412,7 +412,7 @@ ahc_pci_map_registers(struct ahc_softc *ahc) */ if (ahc_pci_test_register_access(ahc) != 0) { - printf("aic7xxx: PCI Device %d:%d:%d " + printk("aic7xxx: PCI Device %d:%d:%d " "failed memory mapped test. Using PIO.\n", ahc_get_pci_bus(ahc->dev_softc), ahc_get_pci_slot(ahc->dev_softc), @@ -425,7 +425,7 @@ ahc_pci_map_registers(struct ahc_softc *ahc) } else command |= PCIM_CMD_MEMEN; } else { - printf("aic7xxx: PCI%d:%d:%d MEM region 0x%llx " + printk("aic7xxx: PCI%d:%d:%d MEM region 0x%llx " "unavailable. Cannot memory map device.\n", ahc_get_pci_bus(ahc->dev_softc), ahc_get_pci_slot(ahc->dev_softc), @@ -444,7 +444,7 @@ ahc_pci_map_registers(struct ahc_softc *ahc) ahc->bsh.ioport = (u_long)base; command |= PCIM_CMD_PORTEN; } else { - printf("aic7xxx: PCI%d:%d:%d IO region 0x%llx[0..255] " + printk("aic7xxx: PCI%d:%d:%d IO region 0x%llx[0..255] " "unavailable. Cannot map device.\n", ahc_get_pci_bus(ahc->dev_softc), ahc_get_pci_slot(ahc->dev_softc), diff --git a/drivers/scsi/aic7xxx/aic7xxx_pci.c b/drivers/scsi/aic7xxx/aic7xxx_pci.c index 27014b9de126..2b11a4272364 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_pci.c +++ b/drivers/scsi/aic7xxx/aic7xxx_pci.c @@ -752,7 +752,7 @@ ahc_pci_config(struct ahc_softc *ahc, const struct ahc_pci_identity *entry) if ((ahc->flags & AHC_39BIT_ADDRESSING) != 0) { if (bootverbose) - printf("%s: Enabling 39Bit Addressing\n", + printk("%s: Enabling 39Bit Addressing\n", ahc_name(ahc)); devconfig |= DACEN; } @@ -896,7 +896,7 @@ ahc_pci_config(struct ahc_softc *ahc, const struct ahc_pci_identity *entry) /* See if someone else set us up already */ if ((ahc->flags & AHC_NO_BIOS_INIT) == 0 && scsiseq != 0) { - printf("%s: Using left over BIOS settings\n", + printk("%s: Using left over BIOS settings\n", ahc_name(ahc)); ahc->flags &= ~AHC_USEDEFAULTS; ahc->flags |= AHC_BIOS_ENABLED; @@ -1155,7 +1155,7 @@ done: ahc_outb(ahc, CLRINT, CLRPARERR); ahc_outb(ahc, CLRINT, CLRBRKADRINT); if (bootverbose && enable) { - printf("%s: External SRAM, %s access%s, %dbytes/SCB\n", + printk("%s: External SRAM, %s access%s, %dbytes/SCB\n", ahc_name(ahc), fast ? "fast" : "slow", pcheck ? ", parity checking enabled" : "", large ? 64 : 32); @@ -1292,7 +1292,7 @@ check_extport(struct ahc_softc *ahc, u_int *sxfrctl1) if (have_seeprom) { if (bootverbose) - printf("%s: Reading SEEPROM...", ahc_name(ahc)); + printk("%s: Reading SEEPROM...", ahc_name(ahc)); for (;;) { u_int start_addr; @@ -1309,9 +1309,9 @@ check_extport(struct ahc_softc *ahc, u_int *sxfrctl1) if (have_seeprom != 0 || sd.sd_chip == C56_66) { if (bootverbose) { if (have_seeprom == 0) - printf ("checksum error\n"); + printk ("checksum error\n"); else - printf ("done.\n"); + printk ("done.\n"); } break; } @@ -1362,9 +1362,9 @@ check_extport(struct ahc_softc *ahc, u_int *sxfrctl1) if (!have_seeprom) { if (bootverbose) - printf("%s: No SEEPROM available.\n", ahc_name(ahc)); + printk("%s: No SEEPROM available.\n", ahc_name(ahc)); ahc->flags |= AHC_USEDEFAULTS; - free(ahc->seep_config, M_DEVBUF); + kfree(ahc->seep_config); ahc->seep_config = NULL; sc = NULL; } else { @@ -1399,7 +1399,7 @@ check_extport(struct ahc_softc *ahc, u_int *sxfrctl1) if ((sc->adapter_control & CFSTERM) != 0) *sxfrctl1 |= STPWEN; if (bootverbose) - printf("%s: Low byte termination %sabled\n", + printk("%s: Low byte termination %sabled\n", ahc_name(ahc), (*sxfrctl1 & STPWEN) ? "en" : "dis"); } @@ -1569,7 +1569,7 @@ configure_termination(struct ahc_softc *ahc, &eeprom_present); if ((adapter_control & CFSEAUTOTERM) == 0) { if (bootverbose) - printf("%s: Manual SE Termination\n", + printk("%s: Manual SE Termination\n", ahc_name(ahc)); enableSEC_low = (adapter_control & CFSELOWTERM); enableSEC_high = @@ -1577,7 +1577,7 @@ configure_termination(struct ahc_softc *ahc, } if ((adapter_control & CFAUTOTERM) == 0) { if (bootverbose) - printf("%s: Manual LVD Termination\n", + printk("%s: Manual LVD Termination\n", ahc_name(ahc)); enablePRI_low = (adapter_control & CFSTERM); enablePRI_high = (adapter_control & CFWSTERM); @@ -1604,19 +1604,19 @@ configure_termination(struct ahc_softc *ahc, if (bootverbose && (ahc->features & AHC_ULTRA2) == 0) { - printf("%s: internal 50 cable %s present", + printk("%s: internal 50 cable %s present", ahc_name(ahc), internal50_present ? "is":"not"); if ((ahc->features & AHC_WIDE) != 0) - printf(", internal 68 cable %s present", + printk(", internal 68 cable %s present", internal68_present ? "is":"not"); - printf("\n%s: external cable %s present\n", + printk("\n%s: external cable %s present\n", ahc_name(ahc), externalcable_present ? "is":"not"); } if (bootverbose) - printf("%s: BIOS eeprom %s present\n", + printk("%s: BIOS eeprom %s present\n", ahc_name(ahc), eeprom_present ? "is" : "not"); if ((ahc->flags & AHC_INT50_SPEEDFLEX) != 0) { @@ -1642,7 +1642,7 @@ configure_termination(struct ahc_softc *ahc, && (internal50_present != 0) && (internal68_present != 0) && (externalcable_present != 0)) { - printf("%s: Illegal cable configuration!!. " + printk("%s: Illegal cable configuration!!. " "Only two connectors on the " "adapter may be used at a " "time!\n", ahc_name(ahc)); @@ -1664,10 +1664,10 @@ configure_termination(struct ahc_softc *ahc, brddat |= BRDDAT6; if (bootverbose) { if ((ahc->flags & AHC_INT50_SPEEDFLEX) != 0) - printf("%s: 68 pin termination " + printk("%s: 68 pin termination " "Enabled\n", ahc_name(ahc)); else - printf("%s: %sHigh byte termination " + printk("%s: %sHigh byte termination " "Enabled\n", ahc_name(ahc), enableSEC_high ? "Secondary " : ""); @@ -1683,10 +1683,10 @@ configure_termination(struct ahc_softc *ahc, *sxfrctl1 |= STPWEN; if (bootverbose) { if ((ahc->flags & AHC_INT50_SPEEDFLEX) != 0) - printf("%s: 50 pin termination " + printk("%s: 50 pin termination " "Enabled\n", ahc_name(ahc)); else - printf("%s: %sLow byte termination " + printk("%s: %sLow byte termination " "Enabled\n", ahc_name(ahc), enableSEC_low ? "Secondary " : ""); @@ -1696,7 +1696,7 @@ configure_termination(struct ahc_softc *ahc, if (enablePRI_low != 0) { *sxfrctl1 |= STPWEN; if (bootverbose) - printf("%s: Primary Low Byte termination " + printk("%s: Primary Low Byte termination " "Enabled\n", ahc_name(ahc)); } @@ -1709,7 +1709,7 @@ configure_termination(struct ahc_softc *ahc, if (enablePRI_high != 0) { brddat |= BRDDAT4; if (bootverbose) - printf("%s: Primary High Byte " + printk("%s: Primary High Byte " "termination Enabled\n", ahc_name(ahc)); } @@ -1721,7 +1721,7 @@ configure_termination(struct ahc_softc *ahc, *sxfrctl1 |= STPWEN; if (bootverbose) - printf("%s: %sLow byte termination Enabled\n", + printk("%s: %sLow byte termination Enabled\n", ahc_name(ahc), (ahc->features & AHC_ULTRA2) ? "Primary " : ""); @@ -1731,7 +1731,7 @@ configure_termination(struct ahc_softc *ahc, && (ahc->features & AHC_WIDE) != 0) { brddat |= BRDDAT6; if (bootverbose) - printf("%s: %sHigh byte termination Enabled\n", + printk("%s: %sHigh byte termination Enabled\n", ahc_name(ahc), (ahc->features & AHC_ULTRA2) ? "Secondary " : ""); @@ -1937,29 +1937,29 @@ ahc_pci_intr(struct ahc_softc *ahc) status1 = ahc_pci_read_config(ahc->dev_softc, PCIR_STATUS + 1, /*bytes*/1); - printf("%s: PCI error Interrupt at seqaddr = 0x%x\n", + printk("%s: PCI error Interrupt at seqaddr = 0x%x\n", ahc_name(ahc), ahc_inb(ahc, SEQADDR0) | (ahc_inb(ahc, SEQADDR1) << 8)); if (status1 & DPE) { ahc->pci_target_perr_count++; - printf("%s: Data Parity Error Detected during address " + printk("%s: Data Parity Error Detected during address " "or write data phase\n", ahc_name(ahc)); } if (status1 & SSE) { - printf("%s: Signal System Error Detected\n", ahc_name(ahc)); + printk("%s: Signal System Error Detected\n", ahc_name(ahc)); } if (status1 & RMA) { - printf("%s: Received a Master Abort\n", ahc_name(ahc)); + printk("%s: Received a Master Abort\n", ahc_name(ahc)); } if (status1 & RTA) { - printf("%s: Received a Target Abort\n", ahc_name(ahc)); + printk("%s: Received a Target Abort\n", ahc_name(ahc)); } if (status1 & STA) { - printf("%s: Signaled a Target Abort\n", ahc_name(ahc)); + printk("%s: Signaled a Target Abort\n", ahc_name(ahc)); } if (status1 & DPR) { - printf("%s: Data Parity Error has been reported via PERR#\n", + printk("%s: Data Parity Error has been reported via PERR#\n", ahc_name(ahc)); } @@ -1968,14 +1968,14 @@ ahc_pci_intr(struct ahc_softc *ahc) status1, /*bytes*/1); if ((status1 & (DPE|SSE|RMA|RTA|STA|DPR)) == 0) { - printf("%s: Latched PCIERR interrupt with " + printk("%s: Latched PCIERR interrupt with " "no status bits set\n", ahc_name(ahc)); } else { ahc_outb(ahc, CLRINT, CLRPARERR); } if (ahc->pci_target_perr_count > AHC_PCI_TARGET_PERR_THRESH) { - printf( + printk( "%s: WARNING WARNING WARNING WARNING\n" "%s: Too many PCI parity errors observed as a target.\n" "%s: Some device on this bus is generating bad parity.\n" @@ -2386,7 +2386,7 @@ ahc_aha29160C_setup(struct ahc_softc *ahc) static int ahc_raid_setup(struct ahc_softc *ahc) { - printf("RAID functionality unsupported\n"); + printk("RAID functionality unsupported\n"); return (ENXIO); } @@ -2404,7 +2404,7 @@ ahc_aha394XX_setup(struct ahc_softc *ahc) ahc->channel = 'B'; break; default: - printf("adapter at unexpected slot %d\n" + printk("adapter at unexpected slot %d\n" "unable to map to a channel\n", ahc_get_pci_slot(pci)); ahc->channel = 'A'; @@ -2429,7 +2429,7 @@ ahc_aha398XX_setup(struct ahc_softc *ahc) ahc->channel = 'C'; break; default: - printf("adapter at unexpected slot %d\n" + printk("adapter at unexpected slot %d\n" "unable to map to a channel\n", ahc_get_pci_slot(pci)); ahc->channel = 'A'; @@ -2459,7 +2459,7 @@ ahc_aha494XX_setup(struct ahc_softc *ahc) ahc->channel = 'D'; break; default: - printf("adapter at unexpected slot %d\n" + printk("adapter at unexpected slot %d\n" "unable to map to a channel\n", ahc_get_pci_slot(pci)); ahc->channel = 'A'; diff --git a/drivers/scsi/aic7xxx/aic7xxx_proc.c b/drivers/scsi/aic7xxx/aic7xxx_proc.c index e92991a7c485..f2525f8ed1c7 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_proc.c +++ b/drivers/scsi/aic7xxx/aic7xxx_proc.c @@ -248,13 +248,13 @@ ahc_proc_write_seeprom(struct ahc_softc *ahc, char *buffer, int length) ahc_pause(ahc); if (length != sizeof(struct seeprom_config)) { - printf("ahc_proc_write_seeprom: incorrect buffer size\n"); + printk("ahc_proc_write_seeprom: incorrect buffer size\n"); goto done; } have_seeprom = ahc_verify_cksum((struct seeprom_config*)buffer); if (have_seeprom == 0) { - printf("ahc_proc_write_seeprom: cksum verification failed\n"); + printk("ahc_proc_write_seeprom: cksum verification failed\n"); goto done; } @@ -290,26 +290,25 @@ ahc_proc_write_seeprom(struct ahc_softc *ahc, char *buffer, int length) sd.sd_DI = DI_2840; have_seeprom = TRUE; } else { - printf("ahc_proc_write_seeprom: unsupported adapter type\n"); + printk("ahc_proc_write_seeprom: unsupported adapter type\n"); goto done; } if (!have_seeprom) { - printf("ahc_proc_write_seeprom: No Serial EEPROM\n"); + printk("ahc_proc_write_seeprom: No Serial EEPROM\n"); goto done; } else { u_int start_addr; if (ahc->seep_config == NULL) { - ahc->seep_config = malloc(sizeof(*ahc->seep_config), - M_DEVBUF, M_NOWAIT); + ahc->seep_config = kmalloc(sizeof(*ahc->seep_config), GFP_ATOMIC); if (ahc->seep_config == NULL) { - printf("aic7xxx: Unable to allocate serial " + printk("aic7xxx: Unable to allocate serial " "eeprom buffer. Write failing\n"); goto done; } } - printf("aic7xxx: Writing Serial EEPROM\n"); + printk("aic7xxx: Writing Serial EEPROM\n"); start_addr = 32 * (ahc->channel - 'A'); ahc_write_seeprom(&sd, (u_int16_t *)buffer, start_addr, sizeof(struct seeprom_config)/2); diff --git a/drivers/scsi/aic94xx/aic94xx_task.c b/drivers/scsi/aic94xx/aic94xx_task.c index 75d20f72501f..532d212b6b2c 100644 --- a/drivers/scsi/aic94xx/aic94xx_task.c +++ b/drivers/scsi/aic94xx/aic94xx_task.c @@ -223,7 +223,7 @@ Again: switch (opcode) { case TC_NO_ERROR: ts->resp = SAS_TASK_COMPLETE; - ts->stat = SAM_GOOD; + ts->stat = SAM_STAT_GOOD; break; case TC_UNDERRUN: ts->resp = SAS_TASK_COMPLETE; diff --git a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h index ce5371b3cdd5..475c31ae985c 100644 --- a/drivers/scsi/arcmsr/arcmsr.h +++ b/drivers/scsi/arcmsr/arcmsr.h @@ -43,21 +43,27 @@ ******************************************************************************* */ #include <linux/interrupt.h> - struct device_attribute; /*The limit of outstanding scsi command that firmware can handle*/ #define ARCMSR_MAX_OUTSTANDING_CMD 256 #define ARCMSR_MAX_FREECCB_NUM 320 -#define ARCMSR_DRIVER_VERSION "Driver Version 1.20.00.15 2008/11/03" +#define ARCMSR_DRIVER_VERSION "Driver Version 1.20.00.15 2010/02/02" #define ARCMSR_SCSI_INITIATOR_ID 255 #define ARCMSR_MAX_XFER_SECTORS 512 #define ARCMSR_MAX_XFER_SECTORS_B 4096 +#define ARCMSR_MAX_XFER_SECTORS_C 304 #define ARCMSR_MAX_TARGETID 17 #define ARCMSR_MAX_TARGETLUN 8 #define ARCMSR_MAX_CMD_PERLUN ARCMSR_MAX_OUTSTANDING_CMD #define ARCMSR_MAX_QBUFFER 4096 -#define ARCMSR_MAX_SG_ENTRIES 38 +#define ARCMSR_DEFAULT_SG_ENTRIES 38 #define ARCMSR_MAX_HBB_POSTQUEUE 264 +#define ARCMSR_MAX_XFER_LEN 0x26000 /* 152K */ +#define ARCMSR_CDB_SG_PAGE_LENGTH 256 +#define SCSI_CMD_ARECA_SPECIFIC 0xE1 +#ifndef PCI_DEVICE_ID_ARECA_1880 +#define PCI_DEVICE_ID_ARECA_1880 0x1880 + #endif /* ********************************************************************************** ** @@ -132,35 +138,28 @@ struct CMD_MESSAGE_FIELD #define ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE \ ARECA_SATA_RAID | FUNCTION_FLUSH_ADAPTER_CACHE /* ARECA IOCTL ReturnCode */ -#define ARCMSR_MESSAGE_RETURNCODE_OK 0x00000001 -#define ARCMSR_MESSAGE_RETURNCODE_ERROR 0x00000006 -#define ARCMSR_MESSAGE_RETURNCODE_3F 0x0000003F +#define ARCMSR_MESSAGE_RETURNCODE_OK 0x00000001 +#define ARCMSR_MESSAGE_RETURNCODE_ERROR 0x00000006 +#define ARCMSR_MESSAGE_RETURNCODE_3F 0x0000003F #define ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON 0x00000088 /* ************************************************************* ** structure for holding DMA address data ************************************************************* */ +#define IS_DMA64 (sizeof(dma_addr_t) == 8) #define IS_SG64_ADDR 0x01000000 /* bit24 */ struct SG32ENTRY { __le32 length; __le32 address; -}; +}__attribute__ ((packed)); struct SG64ENTRY { __le32 length; __le32 address; __le32 addresshigh; -}; -struct SGENTRY_UNION -{ - union - { - struct SG32ENTRY sg32entry; - struct SG64ENTRY sg64entry; - }u; -}; +}__attribute__ ((packed)); /* ******************************************************************** ** Q Buffer of IOP Message Transfer @@ -187,6 +186,9 @@ struct FIRMWARE_INFO char model[8]; /*15, 60-67*/ char firmware_ver[16]; /*17, 68-83*/ char device_map[16]; /*21, 84-99*/ + uint32_t cfgVersion; /*25,100-103 Added for checking of new firmware capability*/ + uint8_t cfgSerial[16]; /*26,104-119*/ + uint32_t cfgPicStatus; /*30,120-123*/ }; /* signature of set and get firmware config */ #define ARCMSR_SIGNATURE_GET_CONFIG 0x87974060 @@ -210,9 +212,15 @@ struct FIRMWARE_INFO #define ARCMSR_CCBPOST_FLAG_SGL_BSIZE 0x80000000 #define ARCMSR_CCBPOST_FLAG_IAM_BIOS 0x40000000 #define ARCMSR_CCBREPLY_FLAG_IAM_BIOS 0x40000000 -#define ARCMSR_CCBREPLY_FLAG_ERROR 0x10000000 +#define ARCMSR_CCBREPLY_FLAG_ERROR_MODE0 0x10000000 +#define ARCMSR_CCBREPLY_FLAG_ERROR_MODE1 0x00000001 /* outbound firmware ok */ #define ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK 0x80000000 +/* ARC-1680 Bus Reset*/ +#define ARCMSR_ARC1680_BUS_RESET 0x00000003 +/* ARC-1880 Bus Reset*/ +#define ARCMSR_ARC1880_RESET_ADAPTER 0x00000024 +#define ARCMSR_ARC1880_DiagWrite_ENABLE 0x00000080 /* ************************************************************************ @@ -264,11 +272,66 @@ struct FIRMWARE_INFO /* data tunnel buffer between user space program and its firmware */ /* user space data to iop 128bytes */ -#define ARCMSR_IOCTL_WBUFFER 0x0000fe00 +#define ARCMSR_MESSAGE_WBUFFER 0x0000fe00 /* iop data to user space 128bytes */ -#define ARCMSR_IOCTL_RBUFFER 0x0000ff00 +#define ARCMSR_MESSAGE_RBUFFER 0x0000ff00 /* iop message_rwbuffer for message command */ -#define ARCMSR_MSGCODE_RWBUFFER 0x0000fa00 +#define ARCMSR_MESSAGE_RWBUFFER 0x0000fa00 +/* +************************************************************************ +** SPEC. for Areca HBC adapter +************************************************************************ +*/ +#define ARCMSR_HBC_ISR_THROTTLING_LEVEL 12 +#define ARCMSR_HBC_ISR_MAX_DONE_QUEUE 20 +/* Host Interrupt Mask */ +#define ARCMSR_HBCMU_UTILITY_A_ISR_MASK 0x00000001 /* When clear, the Utility_A interrupt routes to the host.*/ +#define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK 0x00000004 /* When clear, the General Outbound Doorbell interrupt routes to the host.*/ +#define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK 0x00000008 /* When clear, the Outbound Post List FIFO Not Empty interrupt routes to the host.*/ +#define ARCMSR_HBCMU_ALL_INTMASKENABLE 0x0000000D /* disable all ISR */ +/* Host Interrupt Status */ +#define ARCMSR_HBCMU_UTILITY_A_ISR 0x00000001 + /* + ** Set when the Utility_A Interrupt bit is set in the Outbound Doorbell Register. + ** It clears by writing a 1 to the Utility_A bit in the Outbound Doorbell Clear Register or through automatic clearing (if enabled). + */ +#define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR 0x00000004 + /* + ** Set if Outbound Doorbell register bits 30:1 have a non-zero + ** value. This bit clears only when Outbound Doorbell bits + ** 30:1 are ALL clear. Only a write to the Outbound Doorbell + ** Clear register clears bits in the Outbound Doorbell register. + */ +#define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR 0x00000008 + /* + ** Set whenever the Outbound Post List Producer/Consumer + ** Register (FIFO) is not empty. It clears when the Outbound + ** Post List FIFO is empty. + */ +#define ARCMSR_HBCMU_SAS_ALL_INT 0x00000010 + /* + ** This bit indicates a SAS interrupt from a source external to + ** the PCIe core. This bit is not maskable. + */ + /* DoorBell*/ +#define ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK 0x00000002 +#define ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK 0x00000004 + /*inbound message 0 ready*/ +#define ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE 0x00000008 + /*more than 12 request completed in a time*/ +#define ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING 0x00000010 +#define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_OK 0x00000002 + /*outbound DATA WRITE isr door bell clear*/ +#define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_DOORBELL_CLEAR 0x00000002 +#define ARCMSR_HBCMU_IOP2DRV_DATA_READ_OK 0x00000004 + /*outbound DATA READ isr door bell clear*/ +#define ARCMSR_HBCMU_IOP2DRV_DATA_READ_DOORBELL_CLEAR 0x00000004 + /*outbound message 0 ready*/ +#define ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE 0x00000008 + /*outbound message cmd isr door bell clear*/ +#define ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR 0x00000008 + /*ARCMSR_HBAMU_MESSAGE_FIRMWARE_OK*/ +#define ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK 0x80000000 /* ******************************************************************************* ** ARECA SCSI COMMAND DESCRIPTOR BLOCK size 0x1F8 (504) @@ -290,7 +353,7 @@ struct ARCMSR_CDB #define ARCMSR_CDB_FLAG_HEADQ 0x08 #define ARCMSR_CDB_FLAG_ORDEREDQ 0x10 - uint8_t Reserved1; + uint8_t msgPages; uint32_t Context; uint32_t DataLength; uint8_t Cdb[16]; @@ -303,8 +366,8 @@ struct ARCMSR_CDB uint8_t SenseData[15]; union { - struct SG32ENTRY sg32entry[ARCMSR_MAX_SG_ENTRIES]; - struct SG64ENTRY sg64entry[ARCMSR_MAX_SG_ENTRIES]; + struct SG32ENTRY sg32entry[1]; + struct SG64ENTRY sg64entry[1]; } u; }; /* @@ -344,15 +407,89 @@ struct MessageUnit_B uint32_t done_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE]; uint32_t postq_index; uint32_t doneq_index; - uint32_t __iomem *drv2iop_doorbell_reg; - uint32_t __iomem *drv2iop_doorbell_mask_reg; - uint32_t __iomem *iop2drv_doorbell_reg; - uint32_t __iomem *iop2drv_doorbell_mask_reg; - uint32_t __iomem *msgcode_rwbuffer_reg; - uint32_t __iomem *ioctl_wbuffer_reg; - uint32_t __iomem *ioctl_rbuffer_reg; + uint32_t __iomem *drv2iop_doorbell; + uint32_t __iomem *drv2iop_doorbell_mask; + uint32_t __iomem *iop2drv_doorbell; + uint32_t __iomem *iop2drv_doorbell_mask; + uint32_t __iomem *message_rwbuffer; + uint32_t __iomem *message_wbuffer; + uint32_t __iomem *message_rbuffer; +}; +/* +********************************************************************* +** LSI +********************************************************************* +*/ +struct MessageUnit_C{ + uint32_t message_unit_status; /*0000 0003*/ + uint32_t slave_error_attribute; /*0004 0007*/ + uint32_t slave_error_address; /*0008 000B*/ + uint32_t posted_outbound_doorbell; /*000C 000F*/ + uint32_t master_error_attribute; /*0010 0013*/ + uint32_t master_error_address_low; /*0014 0017*/ + uint32_t master_error_address_high; /*0018 001B*/ + uint32_t hcb_size; /*001C 001F*/ + uint32_t inbound_doorbell; /*0020 0023*/ + uint32_t diagnostic_rw_data; /*0024 0027*/ + uint32_t diagnostic_rw_address_low; /*0028 002B*/ + uint32_t diagnostic_rw_address_high; /*002C 002F*/ + uint32_t host_int_status; /*0030 0033*/ + uint32_t host_int_mask; /*0034 0037*/ + uint32_t dcr_data; /*0038 003B*/ + uint32_t dcr_address; /*003C 003F*/ + uint32_t inbound_queueport; /*0040 0043*/ + uint32_t outbound_queueport; /*0044 0047*/ + uint32_t hcb_pci_address_low; /*0048 004B*/ + uint32_t hcb_pci_address_high; /*004C 004F*/ + uint32_t iop_int_status; /*0050 0053*/ + uint32_t iop_int_mask; /*0054 0057*/ + uint32_t iop_inbound_queue_port; /*0058 005B*/ + uint32_t iop_outbound_queue_port; /*005C 005F*/ + uint32_t inbound_free_list_index; /*0060 0063*/ + uint32_t inbound_post_list_index; /*0064 0067*/ + uint32_t outbound_free_list_index; /*0068 006B*/ + uint32_t outbound_post_list_index; /*006C 006F*/ + uint32_t inbound_doorbell_clear; /*0070 0073*/ + uint32_t i2o_message_unit_control; /*0074 0077*/ + uint32_t last_used_message_source_address_low; /*0078 007B*/ + uint32_t last_used_message_source_address_high; /*007C 007F*/ + uint32_t pull_mode_data_byte_count[4]; /*0080 008F*/ + uint32_t message_dest_address_index; /*0090 0093*/ + uint32_t done_queue_not_empty_int_counter_timer; /*0094 0097*/ + uint32_t utility_A_int_counter_timer; /*0098 009B*/ + uint32_t outbound_doorbell; /*009C 009F*/ + uint32_t outbound_doorbell_clear; /*00A0 00A3*/ + uint32_t message_source_address_index; /*00A4 00A7*/ + uint32_t message_done_queue_index; /*00A8 00AB*/ + uint32_t reserved0; /*00AC 00AF*/ + uint32_t inbound_msgaddr0; /*00B0 00B3*/ + uint32_t inbound_msgaddr1; /*00B4 00B7*/ + uint32_t outbound_msgaddr0; /*00B8 00BB*/ + uint32_t outbound_msgaddr1; /*00BC 00BF*/ + uint32_t inbound_queueport_low; /*00C0 00C3*/ + uint32_t inbound_queueport_high; /*00C4 00C7*/ + uint32_t outbound_queueport_low; /*00C8 00CB*/ + uint32_t outbound_queueport_high; /*00CC 00CF*/ + uint32_t iop_inbound_queue_port_low; /*00D0 00D3*/ + uint32_t iop_inbound_queue_port_high; /*00D4 00D7*/ + uint32_t iop_outbound_queue_port_low; /*00D8 00DB*/ + uint32_t iop_outbound_queue_port_high; /*00DC 00DF*/ + uint32_t message_dest_queue_port_low; /*00E0 00E3*/ + uint32_t message_dest_queue_port_high; /*00E4 00E7*/ + uint32_t last_used_message_dest_address_low; /*00E8 00EB*/ + uint32_t last_used_message_dest_address_high; /*00EC 00EF*/ + uint32_t message_done_queue_base_address_low; /*00F0 00F3*/ + uint32_t message_done_queue_base_address_high; /*00F4 00F7*/ + uint32_t host_diagnostic; /*00F8 00FB*/ + uint32_t write_sequence; /*00FC 00FF*/ + uint32_t reserved1[34]; /*0100 0187*/ + uint32_t reserved2[1950]; /*0188 1FFF*/ + uint32_t message_wbuffer[32]; /*2000 207F*/ + uint32_t reserved3[32]; /*2080 20FF*/ + uint32_t message_rbuffer[32]; /*2100 217F*/ + uint32_t reserved4[32]; /*2180 21FF*/ + uint32_t msgcode_rwbuffer[256]; /*2200 23FF*/ }; - /* ******************************************************************************* ** Adapter Control Block @@ -370,14 +507,20 @@ struct AdapterControlBlock unsigned long vir2phy_offset; /* Offset is used in making arc cdb physical to virtual calculations */ uint32_t outbound_int_enable; - + uint32_t cdb_phyaddr_hi32; + uint32_t reg_mu_acc_handle0; + spinlock_t eh_lock; + spinlock_t ccblist_lock; union { - struct MessageUnit_A __iomem * pmuA; - struct MessageUnit_B * pmuB; + struct MessageUnit_A __iomem *pmuA; + struct MessageUnit_B *pmuB; + struct MessageUnit_C __iomem *pmuC; }; /* message unit ATU inbound base address0 */ - + void __iomem *mem_base0; + void __iomem *mem_base1; uint32_t acb_flags; + u16 dev_id; uint8_t adapter_index; #define ACB_F_SCSISTOPADAPTER 0x0001 #define ACB_F_MSG_STOP_BGRB 0x0002 @@ -392,8 +535,11 @@ struct AdapterControlBlock /* message clear rqbuffer */ #define ACB_F_MESSAGE_WQBUFFER_READED 0x0040 #define ACB_F_BUS_RESET 0x0080 + #define ACB_F_BUS_HANG_ON 0x0800/* need hardware reset bus */ + #define ACB_F_IOP_INITED 0x0100 /* iop init */ + #define ACB_F_ABORT 0x0200 #define ACB_F_FIRMWARE_TRAP 0x0400 struct CommandControlBlock * pccb_pool[ARCMSR_MAX_FREECCB_NUM]; /* used for memory free */ @@ -408,7 +554,8 @@ struct AdapterControlBlock /* dma_coherent used for memory free */ dma_addr_t dma_coherent_handle; /* dma_coherent_handle used for memory free */ - + dma_addr_t dma_coherent_handle_hbb_mu; + unsigned int uncache_size; uint8_t rqbuffer[ARCMSR_MAX_QBUFFER]; /* data collection buffer for read from 80331 */ int32_t rqbuf_firstindex; @@ -432,14 +579,18 @@ struct AdapterControlBlock uint32_t firm_numbers_queue; uint32_t firm_sdram_size; uint32_t firm_hd_channels; - char firm_model[12]; - char firm_version[20]; + uint32_t firm_cfg_version; + char firm_model[12]; + char firm_version[20]; char device_map[20]; /*21,84-99*/ struct work_struct arcmsr_do_message_isr_bh; struct timer_list eternal_timer; - unsigned short fw_state; + unsigned short fw_flag; + #define FW_NORMAL 0x0000 + #define FW_BOG 0x0001 + #define FW_DEADLOCK 0x0010 atomic_t rq_map_token; - int ante_token_value; + atomic_t ante_token_value; };/* HW_DEVICE_EXTENSION */ /* ******************************************************************************* @@ -447,67 +598,33 @@ struct AdapterControlBlock ** this CCB length must be 32 bytes boundary ******************************************************************************* */ -struct CommandControlBlock -{ - struct ARCMSR_CDB arcmsr_cdb; - /* - ** 0-503 (size of CDB = 504): - ** arcmsr messenger scsi command descriptor size 504 bytes - */ - uint32_t cdb_shifted_phyaddr; - /* 504-507 */ - uint32_t reserved1; - /* 508-511 */ -#if BITS_PER_LONG == 64 +struct CommandControlBlock{ + /*x32:sizeof struct_CCB=(32+60)byte, x64:sizeof struct_CCB=(64+60)byte*/ + struct list_head list; /*x32: 8byte, x64: 16byte*/ + struct scsi_cmnd *pcmd; /*8 bytes pointer of linux scsi command */ + struct AdapterControlBlock *acb; /*x32: 4byte, x64: 8byte*/ + uint32_t cdb_phyaddr_pattern; /*x32: 4byte, x64: 4byte*/ + uint32_t arc_cdb_size; /*x32:4byte,x64:4byte*/ + uint16_t ccb_flags; /*x32: 2byte, x64: 2byte*/ + #define CCB_FLAG_READ 0x0000 + #define CCB_FLAG_WRITE 0x0001 + #define CCB_FLAG_ERROR 0x0002 + #define CCB_FLAG_FLUSHCACHE 0x0004 + #define CCB_FLAG_MASTER_ABORTED 0x0008 + uint16_t startdone; /*x32:2byte,x32:2byte*/ + #define ARCMSR_CCB_DONE 0x0000 + #define ARCMSR_CCB_START 0x55AA + #define ARCMSR_CCB_ABORTED 0xAA55 + #define ARCMSR_CCB_ILLEGAL 0xFFFF + #if BITS_PER_LONG == 64 /* ======================512+64 bytes======================== */ - struct list_head list; - /* 512-527 16 bytes next/prev ptrs for ccb lists */ - struct scsi_cmnd * pcmd; - /* 528-535 8 bytes pointer of linux scsi command */ - struct AdapterControlBlock * acb; - /* 536-543 8 bytes pointer of acb */ - - uint16_t ccb_flags; - /* 544-545 */ - #define CCB_FLAG_READ 0x0000 - #define CCB_FLAG_WRITE 0x0001 - #define CCB_FLAG_ERROR 0x0002 - #define CCB_FLAG_FLUSHCACHE 0x0004 - #define CCB_FLAG_MASTER_ABORTED 0x0008 - uint16_t startdone; - /* 546-547 */ - #define ARCMSR_CCB_DONE 0x0000 - #define ARCMSR_CCB_START 0x55AA - #define ARCMSR_CCB_ABORTED 0xAA55 - #define ARCMSR_CCB_ILLEGAL 0xFFFF - uint32_t reserved2[7]; - /* 548-551 552-555 556-559 560-563 564-567 568-571 572-575 */ -#else + uint32_t reserved[5]; /*24 byte*/ + #else /* ======================512+32 bytes======================== */ - struct list_head list; - /* 512-519 8 bytes next/prev ptrs for ccb lists */ - struct scsi_cmnd * pcmd; - /* 520-523 4 bytes pointer of linux scsi command */ - struct AdapterControlBlock * acb; - /* 524-527 4 bytes pointer of acb */ - - uint16_t ccb_flags; - /* 528-529 */ - #define CCB_FLAG_READ 0x0000 - #define CCB_FLAG_WRITE 0x0001 - #define CCB_FLAG_ERROR 0x0002 - #define CCB_FLAG_FLUSHCACHE 0x0004 - #define CCB_FLAG_MASTER_ABORTED 0x0008 - uint16_t startdone; - /* 530-531 */ - #define ARCMSR_CCB_DONE 0x0000 - #define ARCMSR_CCB_START 0x55AA - #define ARCMSR_CCB_ABORTED 0xAA55 - #define ARCMSR_CCB_ILLEGAL 0xFFFF - uint32_t reserved2[3]; - /* 532-535 536-539 540-543 */ -#endif - /* ========================================================== */ + uint32_t reserved; /*8 byte*/ + #endif + /* ======================================================= */ + struct ARCMSR_CDB arcmsr_cdb; }; /* ******************************************************************************* diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c index ffa54792bb33..95a895dd4f13 100644 --- a/drivers/scsi/arcmsr/arcmsr_hba.c +++ b/drivers/scsi/arcmsr/arcmsr_hba.c @@ -58,7 +58,6 @@ #include <linux/timer.h> #include <linux/pci.h> #include <linux/aer.h> -#include <linux/slab.h> #include <asm/dma.h> #include <asm/io.h> #include <asm/system.h> @@ -71,20 +70,13 @@ #include <scsi/scsi_transport.h> #include <scsi/scsicam.h> #include "arcmsr.h" - -#ifdef CONFIG_SCSI_ARCMSR_RESET - static int sleeptime = 20; - static int retrycount = 12; - module_param(sleeptime, int, S_IRUGO|S_IWUSR); - MODULE_PARM_DESC(sleeptime, "The waiting period for FW ready while bus reset"); - module_param(retrycount, int, S_IRUGO|S_IWUSR); - MODULE_PARM_DESC(retrycount, "The retry count for FW ready while bus reset"); -#endif -MODULE_AUTHOR("Erich Chen <support@areca.com.tw>"); -MODULE_DESCRIPTION("ARECA (ARC11xx/12xx/13xx/16xx) SATA/SAS RAID Host Bus Adapter"); +MODULE_AUTHOR("Nick Cheng <support@areca.com.tw>"); +MODULE_DESCRIPTION("ARECA (ARC11xx/12xx/16xx/1880) SATA/SAS RAID Host Bus Adapter"); MODULE_LICENSE("Dual BSD/GPL"); MODULE_VERSION(ARCMSR_DRIVER_VERSION); - +static int sleeptime = 10; +static int retrycount = 30; +wait_queue_head_t wait_q; static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, struct scsi_cmnd *cmd); static int arcmsr_iop_confirm(struct AdapterControlBlock *acb); @@ -107,10 +99,12 @@ static void arcmsr_flush_hbb_cache(struct AdapterControlBlock *acb); static void arcmsr_request_device_map(unsigned long pacb); static void arcmsr_request_hba_device_map(struct AdapterControlBlock *acb); static void arcmsr_request_hbb_device_map(struct AdapterControlBlock *acb); +static void arcmsr_request_hbc_device_map(struct AdapterControlBlock *acb); static void arcmsr_message_isr_bh_fn(struct work_struct *work); -static void *arcmsr_get_firmware_spec(struct AdapterControlBlock *acb, int mode); +static bool arcmsr_get_firmware_spec(struct AdapterControlBlock *acb); static void arcmsr_start_adapter_bgrb(struct AdapterControlBlock *acb); - +static void arcmsr_hbc_message_isr(struct AdapterControlBlock *pACB); +static void arcmsr_hardware_reset(struct AdapterControlBlock *acb); static const char *arcmsr_info(struct Scsi_Host *); static irqreturn_t arcmsr_interrupt(struct AdapterControlBlock *acb); static int arcmsr_adjust_disk_queue_depth(struct scsi_device *sdev, @@ -127,18 +121,18 @@ static int arcmsr_adjust_disk_queue_depth(struct scsi_device *sdev, static struct scsi_host_template arcmsr_scsi_host_template = { .module = THIS_MODULE, - .name = "ARCMSR ARECA SATA/SAS RAID Host Bus Adapter" - ARCMSR_DRIVER_VERSION, + .name = "ARCMSR ARECA SATA/SAS RAID Controller" + ARCMSR_DRIVER_VERSION, .info = arcmsr_info, .queuecommand = arcmsr_queue_command, - .eh_abort_handler = arcmsr_abort, + .eh_abort_handler = arcmsr_abort, .eh_bus_reset_handler = arcmsr_bus_reset, .bios_param = arcmsr_bios_param, .change_queue_depth = arcmsr_adjust_disk_queue_depth, - .can_queue = ARCMSR_MAX_OUTSTANDING_CMD, - .this_id = ARCMSR_SCSI_INITIATOR_ID, - .sg_tablesize = ARCMSR_MAX_SG_ENTRIES, - .max_sectors = ARCMSR_MAX_XFER_SECTORS, + .can_queue = ARCMSR_MAX_FREECCB_NUM, + .this_id = ARCMSR_SCSI_INITIATOR_ID, + .sg_tablesize = ARCMSR_DEFAULT_SG_ENTRIES, + .max_sectors = ARCMSR_MAX_XFER_SECTORS_C, .cmd_per_lun = ARCMSR_MAX_CMD_PERLUN, .use_clustering = ENABLE_CLUSTERING, .shost_attrs = arcmsr_host_attrs, @@ -162,26 +156,125 @@ static struct pci_device_id arcmsr_device_id_table[] = { {PCI_DEVICE(PCI_VENDOR_ID_ARECA, PCI_DEVICE_ID_ARECA_1381)}, {PCI_DEVICE(PCI_VENDOR_ID_ARECA, PCI_DEVICE_ID_ARECA_1680)}, {PCI_DEVICE(PCI_VENDOR_ID_ARECA, PCI_DEVICE_ID_ARECA_1681)}, + {PCI_DEVICE(PCI_VENDOR_ID_ARECA, PCI_DEVICE_ID_ARECA_1880)}, {0, 0}, /* Terminating entry */ }; MODULE_DEVICE_TABLE(pci, arcmsr_device_id_table); static struct pci_driver arcmsr_pci_driver = { .name = "arcmsr", - .id_table = arcmsr_device_id_table, + .id_table = arcmsr_device_id_table, .probe = arcmsr_probe, .remove = arcmsr_remove, .shutdown = arcmsr_shutdown, }; +/* +**************************************************************************** +**************************************************************************** +*/ +int arcmsr_sleep_for_bus_reset(struct scsi_cmnd *cmd) +{ + struct Scsi_Host *shost = NULL; + int i, isleep; + shost = cmd->device->host; + isleep = sleeptime / 10; + if (isleep > 0) { + for (i = 0; i < isleep; i++) { + msleep(10000); + } + } + + isleep = sleeptime % 10; + if (isleep > 0) { + msleep(isleep*1000); + } + printk(KERN_NOTICE "wake-up\n"); + return 0; +} + +static void arcmsr_free_hbb_mu(struct AdapterControlBlock *acb) +{ + switch (acb->adapter_type) { + case ACB_ADAPTER_TYPE_A: + case ACB_ADAPTER_TYPE_C: + break; + case ACB_ADAPTER_TYPE_B:{ + dma_free_coherent(&acb->pdev->dev, + sizeof(struct MessageUnit_B), + acb->pmuB, acb->dma_coherent_handle_hbb_mu); + } + } +} + +static bool arcmsr_remap_pciregion(struct AdapterControlBlock *acb) +{ + struct pci_dev *pdev = acb->pdev; + switch (acb->adapter_type){ + case ACB_ADAPTER_TYPE_A:{ + acb->pmuA = ioremap(pci_resource_start(pdev,0), pci_resource_len(pdev,0)); + if (!acb->pmuA) { + printk(KERN_NOTICE "arcmsr%d: memory mapping region fail \n", acb->host->host_no); + return false; + } + break; + } + case ACB_ADAPTER_TYPE_B:{ + void __iomem *mem_base0, *mem_base1; + mem_base0 = ioremap(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0)); + if (!mem_base0) { + printk(KERN_NOTICE "arcmsr%d: memory mapping region fail \n", acb->host->host_no); + return false; + } + mem_base1 = ioremap(pci_resource_start(pdev, 2), pci_resource_len(pdev, 2)); + if (!mem_base1) { + iounmap(mem_base0); + printk(KERN_NOTICE "arcmsr%d: memory mapping region fail \n", acb->host->host_no); + return false; + } + acb->mem_base0 = mem_base0; + acb->mem_base1 = mem_base1; + break; + } + case ACB_ADAPTER_TYPE_C:{ + acb->pmuC = ioremap_nocache(pci_resource_start(pdev, 1), pci_resource_len(pdev, 1)); + if (!acb->pmuC) { + printk(KERN_NOTICE "arcmsr%d: memory mapping region fail \n", acb->host->host_no); + return false; + } + if (readl(&acb->pmuC->outbound_doorbell) & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) { + writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR, &acb->pmuC->outbound_doorbell_clear);/*clear interrupt*/ + return true; + } + break; + } + } + return true; +} + +static void arcmsr_unmap_pciregion(struct AdapterControlBlock *acb) +{ + switch (acb->adapter_type) { + case ACB_ADAPTER_TYPE_A:{ + iounmap(acb->pmuA); + } + break; + case ACB_ADAPTER_TYPE_B:{ + iounmap(acb->mem_base0); + iounmap(acb->mem_base1); + } + + break; + case ACB_ADAPTER_TYPE_C:{ + iounmap(acb->pmuC); + } + } +} static irqreturn_t arcmsr_do_interrupt(int irq, void *dev_id) { irqreturn_t handle_state; struct AdapterControlBlock *acb = dev_id; - spin_lock(acb->host->host_lock); handle_state = arcmsr_interrupt(acb); - spin_unlock(acb->host->host_lock); - return handle_state; } @@ -218,181 +311,228 @@ static void arcmsr_define_adapter_type(struct AdapterControlBlock *acb) struct pci_dev *pdev = acb->pdev; u16 dev_id; pci_read_config_word(pdev, PCI_DEVICE_ID, &dev_id); + acb->dev_id = dev_id; switch (dev_id) { - case 0x1201 : { + case 0x1880: { + acb->adapter_type = ACB_ADAPTER_TYPE_C; + } + break; + case 0x1201: { acb->adapter_type = ACB_ADAPTER_TYPE_B; } break; - default : acb->adapter_type = ACB_ADAPTER_TYPE_A; + default: acb->adapter_type = ACB_ADAPTER_TYPE_A; } -} +} -static int arcmsr_alloc_ccb_pool(struct AdapterControlBlock *acb) +static uint8_t arcmsr_hba_wait_msgint_ready(struct AdapterControlBlock *acb) { + struct MessageUnit_A __iomem *reg = acb->pmuA; + uint32_t Index; + uint8_t Retries = 0x00; + do { + for (Index = 0; Index < 100; Index++) { + if (readl(®->outbound_intstatus) & + ARCMSR_MU_OUTBOUND_MESSAGE0_INT) { + writel(ARCMSR_MU_OUTBOUND_MESSAGE0_INT, + ®->outbound_intstatus); + return true; + } + msleep(10); + }/*max 1 seconds*/ - switch (acb->adapter_type) { - - case ACB_ADAPTER_TYPE_A: { - struct pci_dev *pdev = acb->pdev; - void *dma_coherent; - dma_addr_t dma_coherent_handle, dma_addr; - struct CommandControlBlock *ccb_tmp; - int i, j; + } while (Retries++ < 20);/*max 20 sec*/ + return false; +} - acb->pmuA = ioremap(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0)); - if (!acb->pmuA) { - printk(KERN_NOTICE "arcmsr%d: memory mapping region fail \n", - acb->host->host_no); - return -ENOMEM; - } +static uint8_t arcmsr_hbb_wait_msgint_ready(struct AdapterControlBlock *acb) +{ + struct MessageUnit_B *reg = acb->pmuB; + uint32_t Index; + uint8_t Retries = 0x00; + do { + for (Index = 0; Index < 100; Index++) { + if (readl(reg->iop2drv_doorbell) + & ARCMSR_IOP2DRV_MESSAGE_CMD_DONE) { + writel(ARCMSR_MESSAGE_INT_CLEAR_PATTERN + , reg->iop2drv_doorbell); + writel(ARCMSR_DRV2IOP_END_OF_INTERRUPT, reg->drv2iop_doorbell); + return true; + } + msleep(10); + }/*max 1 seconds*/ - dma_coherent = dma_alloc_coherent(&pdev->dev, - ARCMSR_MAX_FREECCB_NUM * - sizeof (struct CommandControlBlock) + 0x20, - &dma_coherent_handle, GFP_KERNEL); + } while (Retries++ < 20);/*max 20 sec*/ + return false; +} - if (!dma_coherent) { - iounmap(acb->pmuA); - return -ENOMEM; +static uint8_t arcmsr_hbc_wait_msgint_ready(struct AdapterControlBlock *pACB) +{ + struct MessageUnit_C *phbcmu = (struct MessageUnit_C *)pACB->pmuC; + unsigned char Retries = 0x00; + uint32_t Index; + do { + for (Index = 0; Index < 100; Index++) { + if (readl(&phbcmu->outbound_doorbell) & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) { + writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR, &phbcmu->outbound_doorbell_clear);/*clear interrupt*/ + return true; + } + /* one us delay */ + msleep(10); + } /*max 1 seconds*/ + } while (Retries++ < 20); /*max 20 sec*/ + return false; +} +static void arcmsr_flush_hba_cache(struct AdapterControlBlock *acb) +{ + struct MessageUnit_A __iomem *reg = acb->pmuA; + int retry_count = 30; + writel(ARCMSR_INBOUND_MESG0_FLUSH_CACHE, ®->inbound_msgaddr0); + do { + if (arcmsr_hba_wait_msgint_ready(acb)) + break; + else { + retry_count--; + printk(KERN_NOTICE "arcmsr%d: wait 'flush adapter cache' \ + timeout, retry count down = %d \n", acb->host->host_no, retry_count); } + } while (retry_count != 0); +} - acb->dma_coherent = dma_coherent; - acb->dma_coherent_handle = dma_coherent_handle; - - if (((unsigned long)dma_coherent & 0x1F)) { - dma_coherent = dma_coherent + - (0x20 - ((unsigned long)dma_coherent & 0x1F)); - dma_coherent_handle = dma_coherent_handle + - (0x20 - ((unsigned long)dma_coherent_handle & 0x1F)); +static void arcmsr_flush_hbb_cache(struct AdapterControlBlock *acb) +{ + struct MessageUnit_B *reg = acb->pmuB; + int retry_count = 30; + writel(ARCMSR_MESSAGE_FLUSH_CACHE, reg->drv2iop_doorbell); + do { + if (arcmsr_hbb_wait_msgint_ready(acb)) + break; + else { + retry_count--; + printk(KERN_NOTICE "arcmsr%d: wait 'flush adapter cache' \ + timeout,retry count down = %d \n", acb->host->host_no, retry_count); } + } while (retry_count != 0); +} - dma_addr = dma_coherent_handle; - ccb_tmp = (struct CommandControlBlock *)dma_coherent; - for (i = 0; i < ARCMSR_MAX_FREECCB_NUM; i++) { - ccb_tmp->cdb_shifted_phyaddr = dma_addr >> 5; - ccb_tmp->acb = acb; - acb->pccb_pool[i] = ccb_tmp; - list_add_tail(&ccb_tmp->list, &acb->ccb_free_list); - dma_addr = dma_addr + sizeof(struct CommandControlBlock); - ccb_tmp++; +static void arcmsr_flush_hbc_cache(struct AdapterControlBlock *pACB) +{ + struct MessageUnit_C *reg = (struct MessageUnit_C *)pACB->pmuC; + int retry_count = 30;/* enlarge wait flush adapter cache time: 10 minute */ + writel(ARCMSR_INBOUND_MESG0_FLUSH_CACHE, ®->inbound_msgaddr0); + writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, ®->inbound_doorbell); + do { + if (arcmsr_hbc_wait_msgint_ready(pACB)) { + break; + } else { + retry_count--; + printk(KERN_NOTICE "arcmsr%d: wait 'flush adapter cache' \ + timeout,retry count down = %d \n", pACB->host->host_no, retry_count); } + } while (retry_count != 0); + return; +} +static void arcmsr_flush_adapter_cache(struct AdapterControlBlock *acb) +{ + switch (acb->adapter_type) { - acb->vir2phy_offset = (unsigned long)ccb_tmp -(unsigned long)dma_addr; - for (i = 0; i < ARCMSR_MAX_TARGETID; i++) - for (j = 0; j < ARCMSR_MAX_TARGETLUN; j++) - acb->devstate[i][j] = ARECA_RAID_GONE; + case ACB_ADAPTER_TYPE_A: { + arcmsr_flush_hba_cache(acb); } break; case ACB_ADAPTER_TYPE_B: { - - struct pci_dev *pdev = acb->pdev; - struct MessageUnit_B *reg; - void __iomem *mem_base0, *mem_base1; - void *dma_coherent; - dma_addr_t dma_coherent_handle, dma_addr; - struct CommandControlBlock *ccb_tmp; - int i, j; - - dma_coherent = dma_alloc_coherent(&pdev->dev, - ((ARCMSR_MAX_FREECCB_NUM * - sizeof(struct CommandControlBlock) + 0x20) + - sizeof(struct MessageUnit_B)), - &dma_coherent_handle, GFP_KERNEL); - if (!dma_coherent) - return -ENOMEM; - - acb->dma_coherent = dma_coherent; - acb->dma_coherent_handle = dma_coherent_handle; - - if (((unsigned long)dma_coherent & 0x1F)) { - dma_coherent = dma_coherent + - (0x20 - ((unsigned long)dma_coherent & 0x1F)); - dma_coherent_handle = dma_coherent_handle + - (0x20 - ((unsigned long)dma_coherent_handle & 0x1F)); - } - - dma_addr = dma_coherent_handle; - ccb_tmp = (struct CommandControlBlock *)dma_coherent; - for (i = 0; i < ARCMSR_MAX_FREECCB_NUM; i++) { - ccb_tmp->cdb_shifted_phyaddr = dma_addr >> 5; - ccb_tmp->acb = acb; - acb->pccb_pool[i] = ccb_tmp; - list_add_tail(&ccb_tmp->list, &acb->ccb_free_list); - dma_addr = dma_addr + sizeof(struct CommandControlBlock); - ccb_tmp++; - } - - reg = (struct MessageUnit_B *)(dma_coherent + - ARCMSR_MAX_FREECCB_NUM * sizeof(struct CommandControlBlock)); - acb->pmuB = reg; - mem_base0 = ioremap(pci_resource_start(pdev, 0), - pci_resource_len(pdev, 0)); - if (!mem_base0) - goto out; - - mem_base1 = ioremap(pci_resource_start(pdev, 2), - pci_resource_len(pdev, 2)); - if (!mem_base1) { - iounmap(mem_base0); - goto out; - } - - reg->drv2iop_doorbell_reg = mem_base0 + ARCMSR_DRV2IOP_DOORBELL; - reg->drv2iop_doorbell_mask_reg = mem_base0 + - ARCMSR_DRV2IOP_DOORBELL_MASK; - reg->iop2drv_doorbell_reg = mem_base0 + ARCMSR_IOP2DRV_DOORBELL; - reg->iop2drv_doorbell_mask_reg = mem_base0 + - ARCMSR_IOP2DRV_DOORBELL_MASK; - reg->ioctl_wbuffer_reg = mem_base1 + ARCMSR_IOCTL_WBUFFER; - reg->ioctl_rbuffer_reg = mem_base1 + ARCMSR_IOCTL_RBUFFER; - reg->msgcode_rwbuffer_reg = mem_base1 + ARCMSR_MSGCODE_RWBUFFER; - - acb->vir2phy_offset = (unsigned long)ccb_tmp -(unsigned long)dma_addr; - for (i = 0; i < ARCMSR_MAX_TARGETID; i++) - for (j = 0; j < ARCMSR_MAX_TARGETLUN; j++) - acb->devstate[i][j] = ARECA_RAID_GOOD; + arcmsr_flush_hbb_cache(acb); } break; + case ACB_ADAPTER_TYPE_C: { + arcmsr_flush_hbc_cache(acb); + } } - return 0; - -out: - dma_free_coherent(&acb->pdev->dev, - (ARCMSR_MAX_FREECCB_NUM * sizeof(struct CommandControlBlock) + 0x20 + - sizeof(struct MessageUnit_B)), acb->dma_coherent, acb->dma_coherent_handle); - return -ENOMEM; } -static void arcmsr_message_isr_bh_fn(struct work_struct *work) + +static int arcmsr_alloc_ccb_pool(struct AdapterControlBlock *acb) { - struct AdapterControlBlock *acb = container_of(work, struct AdapterControlBlock, arcmsr_do_message_isr_bh); + struct pci_dev *pdev = acb->pdev; + void *dma_coherent; + dma_addr_t dma_coherent_handle; + struct CommandControlBlock *ccb_tmp; + int i = 0, j = 0; + dma_addr_t cdb_phyaddr; + unsigned long roundup_ccbsize = 0, offset; + unsigned long max_xfer_len; + unsigned long max_sg_entrys; + uint32_t firm_config_version; + for (i = 0; i < ARCMSR_MAX_TARGETID; i++) + for (j = 0; j < ARCMSR_MAX_TARGETLUN; j++) + acb->devstate[i][j] = ARECA_RAID_GONE; + + max_xfer_len = ARCMSR_MAX_XFER_LEN; + max_sg_entrys = ARCMSR_DEFAULT_SG_ENTRIES; + firm_config_version = acb->firm_cfg_version; + if((firm_config_version & 0xFF) >= 3){ + max_xfer_len = (ARCMSR_CDB_SG_PAGE_LENGTH << ((firm_config_version >> 8) & 0xFF)) * 1024;/* max 4M byte */ + max_sg_entrys = (max_xfer_len/4096); + } + acb->host->max_sectors = max_xfer_len/512; + acb->host->sg_tablesize = max_sg_entrys; + roundup_ccbsize = roundup(sizeof(struct CommandControlBlock) + (max_sg_entrys - 1) * sizeof(struct SG64ENTRY), 32); + acb->uncache_size = roundup_ccbsize * ARCMSR_MAX_FREECCB_NUM + 32; + dma_coherent = dma_alloc_coherent(&pdev->dev, acb->uncache_size, &dma_coherent_handle, GFP_KERNEL); + if(!dma_coherent){ + printk(KERN_NOTICE "arcmsr%d: dma_alloc_coherent got error \n", acb->host->host_no); + return -ENOMEM; + } + acb->dma_coherent = dma_coherent; + acb->dma_coherent_handle = dma_coherent_handle; + memset(dma_coherent, 0, acb->uncache_size); + offset = roundup((unsigned long)dma_coherent, 32) - (unsigned long)dma_coherent; + dma_coherent_handle = dma_coherent_handle + offset; + dma_coherent = (struct CommandControlBlock *)dma_coherent + offset; + ccb_tmp = dma_coherent; + acb->vir2phy_offset = (unsigned long)dma_coherent - (unsigned long)dma_coherent_handle; + for(i = 0; i < ARCMSR_MAX_FREECCB_NUM; i++){ + cdb_phyaddr = dma_coherent_handle + offsetof(struct CommandControlBlock, arcmsr_cdb); + ccb_tmp->cdb_phyaddr_pattern = ((acb->adapter_type == ACB_ADAPTER_TYPE_C) ? cdb_phyaddr : (cdb_phyaddr >> 5)); + acb->pccb_pool[i] = ccb_tmp; + ccb_tmp->acb = acb; + INIT_LIST_HEAD(&ccb_tmp->list); + list_add_tail(&ccb_tmp->list, &acb->ccb_free_list); + ccb_tmp = (struct CommandControlBlock *)((unsigned long)ccb_tmp + roundup_ccbsize); + dma_coherent_handle = dma_coherent_handle + roundup_ccbsize; + } + return 0; +} +static void arcmsr_message_isr_bh_fn(struct work_struct *work) +{ + struct AdapterControlBlock *acb = container_of(work,struct AdapterControlBlock, arcmsr_do_message_isr_bh); switch (acb->adapter_type) { case ACB_ADAPTER_TYPE_A: { struct MessageUnit_A __iomem *reg = acb->pmuA; char *acb_dev_map = (char *)acb->device_map; - uint32_t __iomem *signature = (uint32_t __iomem *) (®->message_rwbuffer[0]); - char __iomem *devicemap = (char __iomem *) (®->message_rwbuffer[21]); + uint32_t __iomem *signature = (uint32_t __iomem*) (®->message_rwbuffer[0]); + char __iomem *devicemap = (char __iomem*) (®->message_rwbuffer[21]); int target, lun; struct scsi_device *psdev; char diff; atomic_inc(&acb->rq_map_token); if (readl(signature) == ARCMSR_SIGNATURE_GET_CONFIG) { - for (target = 0; target < ARCMSR_MAX_TARGETID - 1; target++) { + for(target = 0; target < ARCMSR_MAX_TARGETID -1; target++) { diff = (*acb_dev_map)^readb(devicemap); if (diff != 0) { char temp; *acb_dev_map = readb(devicemap); - temp = *acb_dev_map; - for (lun = 0; lun < ARCMSR_MAX_TARGETLUN; lun++) { - if ((temp & 0x01) == 1 && (diff & 0x01) == 1) { + temp =*acb_dev_map; + for(lun = 0; lun < ARCMSR_MAX_TARGETLUN; lun++) { + if((temp & 0x01)==1 && (diff & 0x01) == 1) { scsi_add_device(acb->host, 0, target, lun); - } else if ((temp & 0x01) == 0 && (diff & 0x01) == 1) { + }else if((temp & 0x01) == 0 && (diff & 0x01) == 1) { psdev = scsi_device_lookup(acb->host, 0, target, lun); - if (psdev != NULL) { + if (psdev != NULL ) { scsi_remove_device(psdev); scsi_device_put(psdev); } @@ -411,8 +551,45 @@ static void arcmsr_message_isr_bh_fn(struct work_struct *work) case ACB_ADAPTER_TYPE_B: { struct MessageUnit_B *reg = acb->pmuB; char *acb_dev_map = (char *)acb->device_map; - uint32_t __iomem *signature = (uint32_t __iomem *)(®->msgcode_rwbuffer_reg[0]); - char __iomem *devicemap = (char __iomem *)(®->msgcode_rwbuffer_reg[21]); + uint32_t __iomem *signature = (uint32_t __iomem*)(®->message_rwbuffer[0]); + char __iomem *devicemap = (char __iomem*)(®->message_rwbuffer[21]); + int target, lun; + struct scsi_device *psdev; + char diff; + + atomic_inc(&acb->rq_map_token); + if (readl(signature) == ARCMSR_SIGNATURE_GET_CONFIG) { + for(target = 0; target < ARCMSR_MAX_TARGETID -1; target++) { + diff = (*acb_dev_map)^readb(devicemap); + if (diff != 0) { + char temp; + *acb_dev_map = readb(devicemap); + temp =*acb_dev_map; + for(lun = 0; lun < ARCMSR_MAX_TARGETLUN; lun++) { + if((temp & 0x01)==1 && (diff & 0x01) == 1) { + scsi_add_device(acb->host, 0, target, lun); + }else if((temp & 0x01) == 0 && (diff & 0x01) == 1) { + psdev = scsi_device_lookup(acb->host, 0, target, lun); + if (psdev != NULL ) { + scsi_remove_device(psdev); + scsi_device_put(psdev); + } + } + temp >>= 1; + diff >>= 1; + } + } + devicemap++; + acb_dev_map++; + } + } + } + break; + case ACB_ADAPTER_TYPE_C: { + struct MessageUnit_C *reg = acb->pmuC; + char *acb_dev_map = (char *)acb->device_map; + uint32_t __iomem *signature = (uint32_t __iomem *)(®->msgcode_rwbuffer[0]); + char __iomem *devicemap = (char __iomem *)(®->msgcode_rwbuffer[21]); int target, lun; struct scsi_device *psdev; char diff; @@ -447,185 +624,152 @@ static void arcmsr_message_isr_bh_fn(struct work_struct *work) } } -static int arcmsr_probe(struct pci_dev *pdev, - const struct pci_device_id *id) +static int arcmsr_probe(struct pci_dev *pdev, const struct pci_device_id *id) { struct Scsi_Host *host; struct AdapterControlBlock *acb; - uint8_t bus, dev_fun; + uint8_t bus,dev_fun; int error; - error = pci_enable_device(pdev); - if (error) - goto out; - pci_set_master(pdev); - - host = scsi_host_alloc(&arcmsr_scsi_host_template, - sizeof(struct AdapterControlBlock)); - if (!host) { - error = -ENOMEM; - goto out_disable_device; + if(error){ + return -ENODEV; + } + host = scsi_host_alloc(&arcmsr_scsi_host_template, sizeof(struct AdapterControlBlock)); + if(!host){ + goto pci_disable_dev; } - acb = (struct AdapterControlBlock *)host->hostdata; - memset(acb, 0, sizeof (struct AdapterControlBlock)); - error = pci_set_dma_mask(pdev, DMA_BIT_MASK(64)); - if (error) { + if(error){ error = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); - if (error) { + if(error){ printk(KERN_WARNING "scsi%d: No suitable DMA mask available\n", host->host_no); - goto out_host_put; + goto scsi_host_release; } } + init_waitqueue_head(&wait_q); bus = pdev->bus->number; dev_fun = pdev->devfn; - acb->host = host; + acb = (struct AdapterControlBlock *) host->hostdata; + memset(acb,0,sizeof(struct AdapterControlBlock)); acb->pdev = pdev; - host->max_sectors = ARCMSR_MAX_XFER_SECTORS; + acb->host = host; host->max_lun = ARCMSR_MAX_TARGETLUN; - host->max_id = ARCMSR_MAX_TARGETID;/*16:8*/ - host->max_cmd_len = 16; /*this is issue of 64bit LBA, over 2T byte*/ - host->sg_tablesize = ARCMSR_MAX_SG_ENTRIES; - host->can_queue = ARCMSR_MAX_FREECCB_NUM; /* max simultaneous cmds */ - host->cmd_per_lun = ARCMSR_MAX_CMD_PERLUN; + host->max_id = ARCMSR_MAX_TARGETID; /*16:8*/ + host->max_cmd_len = 16; /*this is issue of 64bit LBA ,over 2T byte*/ + host->can_queue = ARCMSR_MAX_FREECCB_NUM; /* max simultaneous cmds */ + host->cmd_per_lun = ARCMSR_MAX_CMD_PERLUN; host->this_id = ARCMSR_SCSI_INITIATOR_ID; host->unique_id = (bus << 8) | dev_fun; - host->irq = pdev->irq; + pci_set_drvdata(pdev, host); + pci_set_master(pdev); error = pci_request_regions(pdev, "arcmsr"); - if (error) { - goto out_host_put; + if(error){ + goto scsi_host_release; } - arcmsr_define_adapter_type(acb); - + spin_lock_init(&acb->eh_lock); + spin_lock_init(&acb->ccblist_lock); acb->acb_flags |= (ACB_F_MESSAGE_WQBUFFER_CLEARED | - ACB_F_MESSAGE_RQBUFFER_CLEARED | - ACB_F_MESSAGE_WQBUFFER_READED); + ACB_F_MESSAGE_RQBUFFER_CLEARED | + ACB_F_MESSAGE_WQBUFFER_READED); acb->acb_flags &= ~ACB_F_SCSISTOPADAPTER; INIT_LIST_HEAD(&acb->ccb_free_list); - INIT_WORK(&acb->arcmsr_do_message_isr_bh, arcmsr_message_isr_bh_fn); + arcmsr_define_adapter_type(acb); + error = arcmsr_remap_pciregion(acb); + if(!error){ + goto pci_release_regs; + } + error = arcmsr_get_firmware_spec(acb); + if(!error){ + goto unmap_pci_region; + } error = arcmsr_alloc_ccb_pool(acb); - if (error) - goto out_release_regions; - + if(error){ + goto free_hbb_mu; + } arcmsr_iop_init(acb); - error = request_irq(pdev->irq, arcmsr_do_interrupt, - IRQF_SHARED, "arcmsr", acb); - if (error) - goto out_free_ccb_pool; - - pci_set_drvdata(pdev, host); - if (strncmp(acb->firm_version, "V1.42", 5) >= 0) - host->max_sectors= ARCMSR_MAX_XFER_SECTORS_B; - error = scsi_add_host(host, &pdev->dev); - if (error) - goto out_free_irq; - - error = arcmsr_alloc_sysfs_attr(acb); - if (error) - goto out_free_sysfs; - - scsi_scan_host(host); - #ifdef CONFIG_SCSI_ARCMSR_AER - pci_enable_pcie_error_reporting(pdev); - #endif + if(error){ + goto RAID_controller_stop; + } + error = request_irq(pdev->irq, arcmsr_do_interrupt, IRQF_SHARED, "arcmsr", acb); + if(error){ + goto scsi_host_remove; + } + host->irq = pdev->irq; + scsi_scan_host(host); + INIT_WORK(&acb->arcmsr_do_message_isr_bh, arcmsr_message_isr_bh_fn); atomic_set(&acb->rq_map_token, 16); - acb->fw_state = true; + atomic_set(&acb->ante_token_value, 16); + acb->fw_flag = FW_NORMAL; init_timer(&acb->eternal_timer); - acb->eternal_timer.expires = jiffies + msecs_to_jiffies(10*HZ); + acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6 * HZ); acb->eternal_timer.data = (unsigned long) acb; acb->eternal_timer.function = &arcmsr_request_device_map; add_timer(&acb->eternal_timer); - + if(arcmsr_alloc_sysfs_attr(acb)) + goto out_free_sysfs; return 0; - out_free_sysfs: - out_free_irq: - free_irq(pdev->irq, acb); - out_free_ccb_pool: +out_free_sysfs: +scsi_host_remove: + scsi_remove_host(host); +RAID_controller_stop: + arcmsr_stop_adapter_bgrb(acb); + arcmsr_flush_adapter_cache(acb); arcmsr_free_ccb_pool(acb); - out_release_regions: +free_hbb_mu: + arcmsr_free_hbb_mu(acb); +unmap_pci_region: + arcmsr_unmap_pciregion(acb); +pci_release_regs: pci_release_regions(pdev); - out_host_put: +scsi_host_release: scsi_host_put(host); - out_disable_device: +pci_disable_dev: pci_disable_device(pdev); - out: - return error; -} - -static uint8_t arcmsr_hba_wait_msgint_ready(struct AdapterControlBlock *acb) -{ - struct MessageUnit_A __iomem *reg = acb->pmuA; - uint32_t Index; - uint8_t Retries = 0x00; - - do { - for (Index = 0; Index < 100; Index++) { - if (readl(®->outbound_intstatus) & - ARCMSR_MU_OUTBOUND_MESSAGE0_INT) { - writel(ARCMSR_MU_OUTBOUND_MESSAGE0_INT, - ®->outbound_intstatus); - return 0x00; - } - msleep(10); - }/*max 1 seconds*/ - - } while (Retries++ < 20);/*max 20 sec*/ - return 0xff; -} - -static uint8_t arcmsr_hbb_wait_msgint_ready(struct AdapterControlBlock *acb) -{ - struct MessageUnit_B *reg = acb->pmuB; - uint32_t Index; - uint8_t Retries = 0x00; - - do { - for (Index = 0; Index < 100; Index++) { - if (readl(reg->iop2drv_doorbell_reg) - & ARCMSR_IOP2DRV_MESSAGE_CMD_DONE) { - writel(ARCMSR_MESSAGE_INT_CLEAR_PATTERN - , reg->iop2drv_doorbell_reg); - writel(ARCMSR_DRV2IOP_END_OF_INTERRUPT, reg->drv2iop_doorbell_reg); - return 0x00; - } - msleep(10); - }/*max 1 seconds*/ - - } while (Retries++ < 20);/*max 20 sec*/ - return 0xff; + return -ENODEV; } static uint8_t arcmsr_abort_hba_allcmd(struct AdapterControlBlock *acb) { struct MessageUnit_A __iomem *reg = acb->pmuA; - writel(ARCMSR_INBOUND_MESG0_ABORT_CMD, ®->inbound_msgaddr0); - if (arcmsr_hba_wait_msgint_ready(acb)) { + if (!arcmsr_hba_wait_msgint_ready(acb)) { printk(KERN_NOTICE "arcmsr%d: wait 'abort all outstanding command' timeout \n" , acb->host->host_no); - return 0xff; + return false; } - return 0x00; + return true; } static uint8_t arcmsr_abort_hbb_allcmd(struct AdapterControlBlock *acb) { struct MessageUnit_B *reg = acb->pmuB; - writel(ARCMSR_MESSAGE_ABORT_CMD, reg->drv2iop_doorbell_reg); - if (arcmsr_hbb_wait_msgint_ready(acb)) { + writel(ARCMSR_MESSAGE_ABORT_CMD, reg->drv2iop_doorbell); + if (!arcmsr_hbb_wait_msgint_ready(acb)) { printk(KERN_NOTICE "arcmsr%d: wait 'abort all outstanding command' timeout \n" , acb->host->host_no); - return 0xff; + return false; } - return 0x00; + return true; +} +static uint8_t arcmsr_abort_hbc_allcmd(struct AdapterControlBlock *pACB) +{ + struct MessageUnit_C *reg = (struct MessageUnit_C *)pACB->pmuC; + writel(ARCMSR_INBOUND_MESG0_ABORT_CMD, ®->inbound_msgaddr0); + writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, ®->inbound_doorbell); + if (!arcmsr_hbc_wait_msgint_ready(pACB)) { + printk(KERN_NOTICE + "arcmsr%d: wait 'abort all outstanding command' timeout \n" + , pACB->host->host_no); + return false; + } + return true; } - static uint8_t arcmsr_abort_allcmd(struct AdapterControlBlock *acb) { uint8_t rtnval = 0; @@ -638,10 +782,26 @@ static uint8_t arcmsr_abort_allcmd(struct AdapterControlBlock *acb) case ACB_ADAPTER_TYPE_B: { rtnval = arcmsr_abort_hbb_allcmd(acb); } + break; + + case ACB_ADAPTER_TYPE_C: { + rtnval = arcmsr_abort_hbc_allcmd(acb); + } } return rtnval; } +static bool arcmsr_hbb_enable_driver_mode(struct AdapterControlBlock *pacb) +{ + struct MessageUnit_B *reg = pacb->pmuB; + writel(ARCMSR_MESSAGE_START_DRIVER_MODE, reg->drv2iop_doorbell); + if (!arcmsr_hbb_wait_msgint_ready(pacb)) { + printk(KERN_ERR "arcmsr%d: can't set driver mode. \n", pacb->host->host_no); + return false; + } + return true; +} + static void arcmsr_pci_unmap_dma(struct CommandControlBlock *ccb) { struct scsi_cmnd *pcmd = ccb->pcmd; @@ -649,75 +809,25 @@ static void arcmsr_pci_unmap_dma(struct CommandControlBlock *ccb) scsi_dma_unmap(pcmd); } -static void arcmsr_ccb_complete(struct CommandControlBlock *ccb, int stand_flag) +static void arcmsr_ccb_complete(struct CommandControlBlock *ccb) { struct AdapterControlBlock *acb = ccb->acb; struct scsi_cmnd *pcmd = ccb->pcmd; - + unsigned long flags; + atomic_dec(&acb->ccboutstandingcount); arcmsr_pci_unmap_dma(ccb); - if (stand_flag == 1) - atomic_dec(&acb->ccboutstandingcount); ccb->startdone = ARCMSR_CCB_DONE; - ccb->ccb_flags = 0; + spin_lock_irqsave(&acb->ccblist_lock, flags); list_add_tail(&ccb->list, &acb->ccb_free_list); + spin_unlock_irqrestore(&acb->ccblist_lock, flags); pcmd->scsi_done(pcmd); } -static void arcmsr_flush_hba_cache(struct AdapterControlBlock *acb) -{ - struct MessageUnit_A __iomem *reg = acb->pmuA; - int retry_count = 30; - - writel(ARCMSR_INBOUND_MESG0_FLUSH_CACHE, ®->inbound_msgaddr0); - do { - if (!arcmsr_hba_wait_msgint_ready(acb)) - break; - else { - retry_count--; - printk(KERN_NOTICE "arcmsr%d: wait 'flush adapter cache' \ - timeout, retry count down = %d \n", acb->host->host_no, retry_count); - } - } while (retry_count != 0); -} - -static void arcmsr_flush_hbb_cache(struct AdapterControlBlock *acb) -{ - struct MessageUnit_B *reg = acb->pmuB; - int retry_count = 30; - - writel(ARCMSR_MESSAGE_FLUSH_CACHE, reg->drv2iop_doorbell_reg); - do { - if (!arcmsr_hbb_wait_msgint_ready(acb)) - break; - else { - retry_count--; - printk(KERN_NOTICE "arcmsr%d: wait 'flush adapter cache' \ - timeout,retry count down = %d \n", acb->host->host_no, retry_count); - } - } while (retry_count != 0); -} - -static void arcmsr_flush_adapter_cache(struct AdapterControlBlock *acb) -{ - switch (acb->adapter_type) { - - case ACB_ADAPTER_TYPE_A: { - arcmsr_flush_hba_cache(acb); - } - break; - - case ACB_ADAPTER_TYPE_B: { - arcmsr_flush_hbb_cache(acb); - } - } -} - static void arcmsr_report_sense_info(struct CommandControlBlock *ccb) { struct scsi_cmnd *pcmd = ccb->pcmd; struct SENSE_DATA *sensebuffer = (struct SENSE_DATA *)pcmd->sense_buffer; - pcmd->result = DID_OK << 16; if (sensebuffer) { int sense_data_length = @@ -733,8 +843,7 @@ static void arcmsr_report_sense_info(struct CommandControlBlock *ccb) static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb) { u32 orig_mask = 0; - switch (acb->adapter_type) { - + switch (acb->adapter_type) { case ACB_ADAPTER_TYPE_A : { struct MessageUnit_A __iomem *reg = acb->pmuA; orig_mask = readl(®->outbound_intmask); @@ -742,35 +851,40 @@ static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb) ®->outbound_intmask); } break; - case ACB_ADAPTER_TYPE_B : { struct MessageUnit_B *reg = acb->pmuB; - orig_mask = readl(reg->iop2drv_doorbell_mask_reg); - writel(0, reg->iop2drv_doorbell_mask_reg); + orig_mask = readl(reg->iop2drv_doorbell_mask); + writel(0, reg->iop2drv_doorbell_mask); + } + break; + case ACB_ADAPTER_TYPE_C:{ + struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC; + /* disable all outbound interrupt */ + orig_mask = readl(®->host_int_mask); /* disable outbound message0 int */ + writel(orig_mask|ARCMSR_HBCMU_ALL_INTMASKENABLE, ®->host_int_mask); } break; } return orig_mask; } -static void arcmsr_report_ccb_state(struct AdapterControlBlock *acb, \ - struct CommandControlBlock *ccb, uint32_t flag_ccb) +static void arcmsr_report_ccb_state(struct AdapterControlBlock *acb, + struct CommandControlBlock *ccb, bool error) { - uint8_t id, lun; id = ccb->pcmd->device->id; lun = ccb->pcmd->device->lun; - if (!(flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR)) { + if (!error) { if (acb->devstate[id][lun] == ARECA_RAID_GONE) acb->devstate[id][lun] = ARECA_RAID_GOOD; ccb->pcmd->result = DID_OK << 16; - arcmsr_ccb_complete(ccb, 1); - } else { + arcmsr_ccb_complete(ccb); + }else{ switch (ccb->arcmsr_cdb.DeviceStatus) { case ARCMSR_DEV_SELECT_TIMEOUT: { acb->devstate[id][lun] = ARECA_RAID_GONE; ccb->pcmd->result = DID_NO_CONNECT << 16; - arcmsr_ccb_complete(ccb, 1); + arcmsr_ccb_complete(ccb); } break; @@ -779,49 +893,49 @@ static void arcmsr_report_ccb_state(struct AdapterControlBlock *acb, \ case ARCMSR_DEV_INIT_FAIL: { acb->devstate[id][lun] = ARECA_RAID_GONE; ccb->pcmd->result = DID_BAD_TARGET << 16; - arcmsr_ccb_complete(ccb, 1); + arcmsr_ccb_complete(ccb); } break; case ARCMSR_DEV_CHECK_CONDITION: { acb->devstate[id][lun] = ARECA_RAID_GOOD; arcmsr_report_sense_info(ccb); - arcmsr_ccb_complete(ccb, 1); + arcmsr_ccb_complete(ccb); } break; default: - printk(KERN_NOTICE - "arcmsr%d: scsi id = %d lun = %d" - " isr get command error done, " - "but got unknown DeviceStatus = 0x%x \n" - , acb->host->host_no - , id - , lun - , ccb->arcmsr_cdb.DeviceStatus); - acb->devstate[id][lun] = ARECA_RAID_GONE; - ccb->pcmd->result = DID_NO_CONNECT << 16; - arcmsr_ccb_complete(ccb, 1); + printk(KERN_NOTICE + "arcmsr%d: scsi id = %d lun = %d isr get command error done, \ + but got unknown DeviceStatus = 0x%x \n" + , acb->host->host_no + , id + , lun + , ccb->arcmsr_cdb.DeviceStatus); + acb->devstate[id][lun] = ARECA_RAID_GONE; + ccb->pcmd->result = DID_NO_CONNECT << 16; + arcmsr_ccb_complete(ccb); break; } } } -static void arcmsr_drain_donequeue(struct AdapterControlBlock *acb, uint32_t flag_ccb) +static void arcmsr_drain_donequeue(struct AdapterControlBlock *acb, struct CommandControlBlock *pCCB, bool error) { - struct CommandControlBlock *ccb; - - ccb = (struct CommandControlBlock *)(acb->vir2phy_offset + (flag_ccb << 5)); - if ((ccb->acb != acb) || (ccb->startdone != ARCMSR_CCB_START)) { - if (ccb->startdone == ARCMSR_CCB_ABORTED) { - struct scsi_cmnd *abortcmd = ccb->pcmd; + int id, lun; + if ((pCCB->acb != acb) || (pCCB->startdone != ARCMSR_CCB_START)) { + if (pCCB->startdone == ARCMSR_CCB_ABORTED) { + struct scsi_cmnd *abortcmd = pCCB->pcmd; if (abortcmd) { + id = abortcmd->device->id; + lun = abortcmd->device->lun; abortcmd->result |= DID_ABORT << 16; - arcmsr_ccb_complete(ccb, 1); - printk(KERN_NOTICE "arcmsr%d: ccb ='0x%p' \ - isr got aborted command \n", acb->host->host_no, ccb); + arcmsr_ccb_complete(pCCB); + printk(KERN_NOTICE "arcmsr%d: pCCB ='0x%p' isr got aborted command \n", + acb->host->host_no, pCCB); } + return; } printk(KERN_NOTICE "arcmsr%d: isr get an illegal ccb command \ done acb = '0x%p'" @@ -829,20 +943,22 @@ static void arcmsr_drain_donequeue(struct AdapterControlBlock *acb, uint32_t fla " ccboutstandingcount = %d \n" , acb->host->host_no , acb - , ccb - , ccb->acb - , ccb->startdone + , pCCB + , pCCB->acb + , pCCB->startdone , atomic_read(&acb->ccboutstandingcount)); + return; } - else - arcmsr_report_ccb_state(acb, ccb, flag_ccb); + arcmsr_report_ccb_state(acb, pCCB, error); } static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb) { int i = 0; uint32_t flag_ccb; - + struct ARCMSR_CDB *pARCMSR_CDB; + bool error; + struct CommandControlBlock *pCCB; switch (acb->adapter_type) { case ACB_ADAPTER_TYPE_A: { @@ -852,9 +968,12 @@ static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb) acb->outbound_int_enable; /*clear and abort all outbound posted Q*/ writel(outbound_intstatus, ®->outbound_intstatus);/*clear interrupt*/ - while (((flag_ccb = readl(®->outbound_queueport)) != 0xFFFFFFFF) + while(((flag_ccb = readl(®->outbound_queueport)) != 0xFFFFFFFF) && (i++ < ARCMSR_MAX_OUTSTANDING_CMD)) { - arcmsr_drain_donequeue(acb, flag_ccb); + pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset + (flag_ccb << 5));/*frame must be 32 bytes aligned*/ + pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb); + error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false; + arcmsr_drain_donequeue(acb, pCCB, error); } } break; @@ -862,17 +981,37 @@ static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb) case ACB_ADAPTER_TYPE_B: { struct MessageUnit_B *reg = acb->pmuB; /*clear all outbound posted Q*/ + writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, ®->iop2drv_doorbell); /* clear doorbell interrupt */ for (i = 0; i < ARCMSR_MAX_HBB_POSTQUEUE; i++) { if ((flag_ccb = readl(®->done_qbuffer[i])) != 0) { writel(0, ®->done_qbuffer[i]); - arcmsr_drain_donequeue(acb, flag_ccb); + pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset+(flag_ccb << 5));/*frame must be 32 bytes aligned*/ + pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb); + error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false; + arcmsr_drain_donequeue(acb, pCCB, error); } - writel(0, ®->post_qbuffer[i]); + reg->post_qbuffer[i] = 0; } reg->doneq_index = 0; reg->postq_index = 0; } break; + case ACB_ADAPTER_TYPE_C: { + struct MessageUnit_C *reg = acb->pmuC; + struct ARCMSR_CDB *pARCMSR_CDB; + uint32_t flag_ccb, ccb_cdb_phy; + bool error; + struct CommandControlBlock *pCCB; + while ((readl(®->host_int_status) & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) && (i++ < ARCMSR_MAX_OUTSTANDING_CMD)) { + /*need to do*/ + flag_ccb = readl(®->outbound_queueport_low); + ccb_cdb_phy = (flag_ccb & 0xFFFFFFF0); + pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset+ccb_cdb_phy);/*frame must be 32 bytes aligned*/ + pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb); + error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE1) ? true : false; + arcmsr_drain_donequeue(acb, pCCB, error); + } + } } } static void arcmsr_remove(struct pci_dev *pdev) @@ -887,11 +1026,11 @@ static void arcmsr_remove(struct pci_dev *pdev) del_timer_sync(&acb->eternal_timer); arcmsr_disable_outbound_ints(acb); arcmsr_stop_adapter_bgrb(acb); - arcmsr_flush_adapter_cache(acb); + arcmsr_flush_adapter_cache(acb); acb->acb_flags |= ACB_F_SCSISTOPADAPTER; acb->acb_flags &= ~ACB_F_IOP_INITED; - for (poll_count = 0; poll_count < ARCMSR_MAX_OUTSTANDING_CMD; poll_count++) { + for (poll_count = 0; poll_count < ARCMSR_MAX_OUTSTANDING_CMD; poll_count++){ if (!atomic_read(&acb->ccboutstandingcount)) break; arcmsr_interrupt(acb);/* FIXME: need spinlock */ @@ -908,17 +1047,16 @@ static void arcmsr_remove(struct pci_dev *pdev) if (ccb->startdone == ARCMSR_CCB_START) { ccb->startdone = ARCMSR_CCB_ABORTED; ccb->pcmd->result = DID_ABORT << 16; - arcmsr_ccb_complete(ccb, 1); + arcmsr_ccb_complete(ccb); } } } - free_irq(pdev->irq, acb); arcmsr_free_ccb_pool(acb); + arcmsr_free_hbb_mu(acb); + arcmsr_unmap_pciregion(acb); pci_release_regions(pdev); - scsi_host_put(host); - pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); } @@ -938,7 +1076,6 @@ static void arcmsr_shutdown(struct pci_dev *pdev) static int arcmsr_module_init(void) { int error = 0; - error = pci_register_driver(&arcmsr_pci_driver); return error; } @@ -954,10 +1091,9 @@ static void arcmsr_enable_outbound_ints(struct AdapterControlBlock *acb, u32 intmask_org) { u32 mask; - switch (acb->adapter_type) { - case ACB_ADAPTER_TYPE_A : { + case ACB_ADAPTER_TYPE_A: { struct MessageUnit_A __iomem *reg = acb->pmuA; mask = intmask_org & ~(ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE | ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE| @@ -967,15 +1103,22 @@ static void arcmsr_enable_outbound_ints(struct AdapterControlBlock *acb, } break; - case ACB_ADAPTER_TYPE_B : { + case ACB_ADAPTER_TYPE_B: { struct MessageUnit_B *reg = acb->pmuB; mask = intmask_org | (ARCMSR_IOP2DRV_DATA_WRITE_OK | ARCMSR_IOP2DRV_DATA_READ_OK | ARCMSR_IOP2DRV_CDB_DONE | ARCMSR_IOP2DRV_MESSAGE_CMD_DONE); - writel(mask, reg->iop2drv_doorbell_mask_reg); + writel(mask, reg->iop2drv_doorbell_mask); acb->outbound_int_enable = (intmask_org | mask) & 0x0000000f; } + break; + case ACB_ADAPTER_TYPE_C: { + struct MessageUnit_C *reg = acb->pmuC; + mask = ~(ARCMSR_HBCMU_UTILITY_A_ISR_MASK | ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK|ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK); + writel(intmask_org & mask, ®->host_int_mask); + acb->outbound_int_enable = ~(intmask_org & mask) & 0x0000000f; + } } } @@ -986,80 +1129,70 @@ static int arcmsr_build_ccb(struct AdapterControlBlock *acb, int8_t *psge = (int8_t *)&arcmsr_cdb->u; __le32 address_lo, address_hi; int arccdbsize = 0x30; + __le32 length = 0; + int i; + struct scatterlist *sg; int nseg; - ccb->pcmd = pcmd; memset(arcmsr_cdb, 0, sizeof(struct ARCMSR_CDB)); - arcmsr_cdb->Bus = 0; arcmsr_cdb->TargetID = pcmd->device->id; arcmsr_cdb->LUN = pcmd->device->lun; arcmsr_cdb->Function = 1; - arcmsr_cdb->CdbLength = (uint8_t)pcmd->cmd_len; - arcmsr_cdb->Context = (unsigned long)arcmsr_cdb; + arcmsr_cdb->Context = 0; memcpy(arcmsr_cdb->Cdb, pcmd->cmnd, pcmd->cmd_len); nseg = scsi_dma_map(pcmd); - if (nseg > ARCMSR_MAX_SG_ENTRIES) + if (unlikely(nseg > acb->host->sg_tablesize || nseg < 0)) return FAILED; - BUG_ON(nseg < 0); - - if (nseg) { - __le32 length; - int i, cdb_sgcount = 0; - struct scatterlist *sg; - - /* map stor port SG list to our iop SG List. */ - scsi_for_each_sg(pcmd, sg, nseg, i) { - /* Get the physical address of the current data pointer */ - length = cpu_to_le32(sg_dma_len(sg)); - address_lo = cpu_to_le32(dma_addr_lo32(sg_dma_address(sg))); - address_hi = cpu_to_le32(dma_addr_hi32(sg_dma_address(sg))); - if (address_hi == 0) { - struct SG32ENTRY *pdma_sg = (struct SG32ENTRY *)psge; - - pdma_sg->address = address_lo; - pdma_sg->length = length; - psge += sizeof (struct SG32ENTRY); - arccdbsize += sizeof (struct SG32ENTRY); - } else { - struct SG64ENTRY *pdma_sg = (struct SG64ENTRY *)psge; + scsi_for_each_sg(pcmd, sg, nseg, i) { + /* Get the physical address of the current data pointer */ + length = cpu_to_le32(sg_dma_len(sg)); + address_lo = cpu_to_le32(dma_addr_lo32(sg_dma_address(sg))); + address_hi = cpu_to_le32(dma_addr_hi32(sg_dma_address(sg))); + if (address_hi == 0) { + struct SG32ENTRY *pdma_sg = (struct SG32ENTRY *)psge; + + pdma_sg->address = address_lo; + pdma_sg->length = length; + psge += sizeof (struct SG32ENTRY); + arccdbsize += sizeof (struct SG32ENTRY); + } else { + struct SG64ENTRY *pdma_sg = (struct SG64ENTRY *)psge; - pdma_sg->addresshigh = address_hi; - pdma_sg->address = address_lo; - pdma_sg->length = length|cpu_to_le32(IS_SG64_ADDR); - psge += sizeof (struct SG64ENTRY); - arccdbsize += sizeof (struct SG64ENTRY); - } - cdb_sgcount++; + pdma_sg->addresshigh = address_hi; + pdma_sg->address = address_lo; + pdma_sg->length = length|cpu_to_le32(IS_SG64_ADDR); + psge += sizeof (struct SG64ENTRY); + arccdbsize += sizeof (struct SG64ENTRY); } - arcmsr_cdb->sgcount = (uint8_t)cdb_sgcount; - arcmsr_cdb->DataLength = scsi_bufflen(pcmd); - if ( arccdbsize > 256) - arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_SGL_BSIZE; } - if (pcmd->sc_data_direction == DMA_TO_DEVICE ) { + arcmsr_cdb->sgcount = (uint8_t)nseg; + arcmsr_cdb->DataLength = scsi_bufflen(pcmd); + arcmsr_cdb->msgPages = arccdbsize/0x100 + (arccdbsize % 0x100 ? 1 : 0); + if ( arccdbsize > 256) + arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_SGL_BSIZE; + if (pcmd->cmnd[0]|WRITE_6 || pcmd->cmnd[0]|WRITE_10 || pcmd->cmnd[0]|WRITE_12 ){ arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_WRITE; - ccb->ccb_flags |= CCB_FLAG_WRITE; } + ccb->arc_cdb_size = arccdbsize; return SUCCESS; } static void arcmsr_post_ccb(struct AdapterControlBlock *acb, struct CommandControlBlock *ccb) { - uint32_t cdb_shifted_phyaddr = ccb->cdb_shifted_phyaddr; + uint32_t cdb_phyaddr_pattern = ccb->cdb_phyaddr_pattern; struct ARCMSR_CDB *arcmsr_cdb = (struct ARCMSR_CDB *)&ccb->arcmsr_cdb; atomic_inc(&acb->ccboutstandingcount); ccb->startdone = ARCMSR_CCB_START; - switch (acb->adapter_type) { case ACB_ADAPTER_TYPE_A: { struct MessageUnit_A __iomem *reg = acb->pmuA; if (arcmsr_cdb->Flags & ARCMSR_CDB_FLAG_SGL_BSIZE) - writel(cdb_shifted_phyaddr | ARCMSR_CCBPOST_FLAG_SGL_BSIZE, + writel(cdb_phyaddr_pattern | ARCMSR_CCBPOST_FLAG_SGL_BSIZE, ®->inbound_queueport); else { - writel(cdb_shifted_phyaddr, ®->inbound_queueport); + writel(cdb_phyaddr_pattern, ®->inbound_queueport); } } break; @@ -1071,18 +1204,30 @@ static void arcmsr_post_ccb(struct AdapterControlBlock *acb, struct CommandContr ending_index = ((index + 1) % ARCMSR_MAX_HBB_POSTQUEUE); writel(0, ®->post_qbuffer[ending_index]); if (arcmsr_cdb->Flags & ARCMSR_CDB_FLAG_SGL_BSIZE) { - writel(cdb_shifted_phyaddr | ARCMSR_CCBPOST_FLAG_SGL_BSIZE,\ + writel(cdb_phyaddr_pattern | ARCMSR_CCBPOST_FLAG_SGL_BSIZE,\ ®->post_qbuffer[index]); - } - else { - writel(cdb_shifted_phyaddr, ®->post_qbuffer[index]); + } else { + writel(cdb_phyaddr_pattern, ®->post_qbuffer[index]); } index++; index %= ARCMSR_MAX_HBB_POSTQUEUE;/*if last index number set it to 0 */ reg->postq_index = index; - writel(ARCMSR_DRV2IOP_CDB_POSTED, reg->drv2iop_doorbell_reg); + writel(ARCMSR_DRV2IOP_CDB_POSTED, reg->drv2iop_doorbell); } break; + case ACB_ADAPTER_TYPE_C: { + struct MessageUnit_C *phbcmu = (struct MessageUnit_C *)acb->pmuC; + uint32_t ccb_post_stamp, arc_cdb_size; + + arc_cdb_size = (ccb->arc_cdb_size > 0x300) ? 0x300 : ccb->arc_cdb_size; + ccb_post_stamp = (cdb_phyaddr_pattern | ((arc_cdb_size - 1) >> 6) | 1); + if (acb->cdb_phyaddr_hi32) { + writel(acb->cdb_phyaddr_hi32, &phbcmu->inbound_queueport_high); + writel(ccb_post_stamp, &phbcmu->inbound_queueport_low); + } else { + writel(ccb_post_stamp, &phbcmu->inbound_queueport_low); + } + } } } @@ -1091,8 +1236,7 @@ static void arcmsr_stop_hba_bgrb(struct AdapterControlBlock *acb) struct MessageUnit_A __iomem *reg = acb->pmuA; acb->acb_flags &= ~ACB_F_MSG_START_BGRB; writel(ARCMSR_INBOUND_MESG0_STOP_BGRB, ®->inbound_msgaddr0); - - if (arcmsr_hba_wait_msgint_ready(acb)) { + if (!arcmsr_hba_wait_msgint_ready(acb)) { printk(KERN_NOTICE "arcmsr%d: wait 'stop adapter background rebulid' timeout \n" , acb->host->host_no); @@ -1103,15 +1247,28 @@ static void arcmsr_stop_hbb_bgrb(struct AdapterControlBlock *acb) { struct MessageUnit_B *reg = acb->pmuB; acb->acb_flags &= ~ACB_F_MSG_START_BGRB; - writel(ARCMSR_MESSAGE_STOP_BGRB, reg->drv2iop_doorbell_reg); + writel(ARCMSR_MESSAGE_STOP_BGRB, reg->drv2iop_doorbell); - if (arcmsr_hbb_wait_msgint_ready(acb)) { + if (!arcmsr_hbb_wait_msgint_ready(acb)) { printk(KERN_NOTICE "arcmsr%d: wait 'stop adapter background rebulid' timeout \n" , acb->host->host_no); } } +static void arcmsr_stop_hbc_bgrb(struct AdapterControlBlock *pACB) +{ + struct MessageUnit_C *reg = (struct MessageUnit_C *)pACB->pmuC; + pACB->acb_flags &= ~ACB_F_MSG_START_BGRB; + writel(ARCMSR_INBOUND_MESG0_STOP_BGRB, ®->inbound_msgaddr0); + writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, ®->inbound_doorbell); + if (!arcmsr_hbc_wait_msgint_ready(pACB)) { + printk(KERN_NOTICE + "arcmsr%d: wait 'stop adapter background rebulid' timeout \n" + , pACB->host->host_no); + } + return; +} static void arcmsr_stop_adapter_bgrb(struct AdapterControlBlock *acb) { switch (acb->adapter_type) { @@ -1124,30 +1281,15 @@ static void arcmsr_stop_adapter_bgrb(struct AdapterControlBlock *acb) arcmsr_stop_hbb_bgrb(acb); } break; + case ACB_ADAPTER_TYPE_C: { + arcmsr_stop_hbc_bgrb(acb); + } } } static void arcmsr_free_ccb_pool(struct AdapterControlBlock *acb) { - switch (acb->adapter_type) { - case ACB_ADAPTER_TYPE_A: { - iounmap(acb->pmuA); - dma_free_coherent(&acb->pdev->dev, - ARCMSR_MAX_FREECCB_NUM * sizeof (struct CommandControlBlock) + 0x20, - acb->dma_coherent, - acb->dma_coherent_handle); - break; - } - case ACB_ADAPTER_TYPE_B: { - struct MessageUnit_B *reg = acb->pmuB; - iounmap((u8 *)reg->drv2iop_doorbell_reg - ARCMSR_DRV2IOP_DOORBELL); - iounmap((u8 *)reg->ioctl_wbuffer_reg - ARCMSR_IOCTL_WBUFFER); - dma_free_coherent(&acb->pdev->dev, - (ARCMSR_MAX_FREECCB_NUM * sizeof(struct CommandControlBlock) + 0x20 + - sizeof(struct MessageUnit_B)), acb->dma_coherent, acb->dma_coherent_handle); - } - } - + dma_free_coherent(&acb->pdev->dev, acb->uncache_size, acb->dma_coherent, acb->dma_coherent_handle); } void arcmsr_iop_message_read(struct AdapterControlBlock *acb) @@ -1161,9 +1303,13 @@ void arcmsr_iop_message_read(struct AdapterControlBlock *acb) case ACB_ADAPTER_TYPE_B: { struct MessageUnit_B *reg = acb->pmuB; - writel(ARCMSR_DRV2IOP_DATA_READ_OK, reg->drv2iop_doorbell_reg); + writel(ARCMSR_DRV2IOP_DATA_READ_OK, reg->drv2iop_doorbell); } break; + case ACB_ADAPTER_TYPE_C: { + struct MessageUnit_C __iomem *reg = acb->pmuC; + writel(ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK, ®->inbound_doorbell); + } } } @@ -1186,7 +1332,16 @@ static void arcmsr_iop_message_wrote(struct AdapterControlBlock *acb) ** push inbound doorbell tell iop, driver data write ok ** and wait reply on next hwinterrupt for next Qbuffer post */ - writel(ARCMSR_DRV2IOP_DATA_WRITE_OK, reg->drv2iop_doorbell_reg); + writel(ARCMSR_DRV2IOP_DATA_WRITE_OK, reg->drv2iop_doorbell); + } + break; + case ACB_ADAPTER_TYPE_C: { + struct MessageUnit_C __iomem *reg = acb->pmuC; + /* + ** push inbound doorbell tell iop, driver data write ok + ** and wait reply on next hwinterrupt for next Qbuffer post + */ + writel(ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK, ®->inbound_doorbell); } break; } @@ -1195,7 +1350,6 @@ static void arcmsr_iop_message_wrote(struct AdapterControlBlock *acb) struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *acb) { struct QBUFFER __iomem *qbuffer = NULL; - switch (acb->adapter_type) { case ACB_ADAPTER_TYPE_A: { @@ -1206,9 +1360,13 @@ struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *acb) case ACB_ADAPTER_TYPE_B: { struct MessageUnit_B *reg = acb->pmuB; - qbuffer = (struct QBUFFER __iomem *)reg->ioctl_rbuffer_reg; + qbuffer = (struct QBUFFER __iomem *)reg->message_rbuffer; } break; + case ACB_ADAPTER_TYPE_C: { + struct MessageUnit_C *phbcmu = (struct MessageUnit_C *)acb->pmuC; + qbuffer = (struct QBUFFER __iomem *)&phbcmu->message_rbuffer; + } } return qbuffer; } @@ -1216,7 +1374,6 @@ struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *acb) static struct QBUFFER __iomem *arcmsr_get_iop_wqbuffer(struct AdapterControlBlock *acb) { struct QBUFFER __iomem *pqbuffer = NULL; - switch (acb->adapter_type) { case ACB_ADAPTER_TYPE_A: { @@ -1227,9 +1384,14 @@ static struct QBUFFER __iomem *arcmsr_get_iop_wqbuffer(struct AdapterControlBloc case ACB_ADAPTER_TYPE_B: { struct MessageUnit_B *reg = acb->pmuB; - pqbuffer = (struct QBUFFER __iomem *)reg->ioctl_wbuffer_reg; + pqbuffer = (struct QBUFFER __iomem *)reg->message_wbuffer; } break; + case ACB_ADAPTER_TYPE_C: { + struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC; + pqbuffer = (struct QBUFFER __iomem *)®->message_wbuffer; + } + } return pqbuffer; } @@ -1240,19 +1402,18 @@ static void arcmsr_iop2drv_data_wrote_handle(struct AdapterControlBlock *acb) struct QBUFFER *pQbuffer; uint8_t __iomem *iop_data; int32_t my_empty_len, iop_len, rqbuf_firstindex, rqbuf_lastindex; - rqbuf_lastindex = acb->rqbuf_lastindex; rqbuf_firstindex = acb->rqbuf_firstindex; prbuffer = arcmsr_get_iop_rqbuffer(acb); iop_data = (uint8_t __iomem *)prbuffer->data; iop_len = prbuffer->data_len; - my_empty_len = (rqbuf_firstindex - rqbuf_lastindex -1)&(ARCMSR_MAX_QBUFFER -1); + my_empty_len = (rqbuf_firstindex - rqbuf_lastindex - 1) & (ARCMSR_MAX_QBUFFER - 1); if (my_empty_len >= iop_len) { while (iop_len > 0) { pQbuffer = (struct QBUFFER *)&acb->rqbuffer[rqbuf_lastindex]; - memcpy(pQbuffer, iop_data,1); + memcpy(pQbuffer, iop_data, 1); rqbuf_lastindex++; rqbuf_lastindex %= ARCMSR_MAX_QBUFFER; iop_data++; @@ -1303,25 +1464,52 @@ static void arcmsr_hba_doorbell_isr(struct AdapterControlBlock *acb) { uint32_t outbound_doorbell; struct MessageUnit_A __iomem *reg = acb->pmuA; - outbound_doorbell = readl(®->outbound_doorbell); writel(outbound_doorbell, ®->outbound_doorbell); if (outbound_doorbell & ARCMSR_OUTBOUND_IOP331_DATA_WRITE_OK) { arcmsr_iop2drv_data_wrote_handle(acb); } - if (outbound_doorbell & ARCMSR_OUTBOUND_IOP331_DATA_READ_OK) { + if (outbound_doorbell & ARCMSR_OUTBOUND_IOP331_DATA_READ_OK) { arcmsr_iop2drv_data_read_handle(acb); } } - +static void arcmsr_hbc_doorbell_isr(struct AdapterControlBlock *pACB) +{ + uint32_t outbound_doorbell; + struct MessageUnit_C *reg = (struct MessageUnit_C *)pACB->pmuC; + /* + ******************************************************************* + ** Maybe here we need to check wrqbuffer_lock is lock or not + ** DOORBELL: din! don! + ** check if there are any mail need to pack from firmware + ******************************************************************* + */ + outbound_doorbell = readl(®->outbound_doorbell); + writel(outbound_doorbell, ®->outbound_doorbell_clear);/*clear interrupt*/ + if (outbound_doorbell & ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_OK) { + arcmsr_iop2drv_data_wrote_handle(pACB); + } + if (outbound_doorbell & ARCMSR_HBCMU_IOP2DRV_DATA_READ_OK) { + arcmsr_iop2drv_data_read_handle(pACB); + } + if (outbound_doorbell & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) { + arcmsr_hbc_message_isr(pACB); /* messenger of "driver to iop commands" */ + } + return; +} static void arcmsr_hba_postqueue_isr(struct AdapterControlBlock *acb) { uint32_t flag_ccb; struct MessageUnit_A __iomem *reg = acb->pmuA; - + struct ARCMSR_CDB *pARCMSR_CDB; + struct CommandControlBlock *pCCB; + bool error; while ((flag_ccb = readl(®->outbound_queueport)) != 0xFFFFFFFF) { - arcmsr_drain_donequeue(acb, flag_ccb); + pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset + (flag_ccb << 5));/*frame must be 32 bytes aligned*/ + pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb); + error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false; + arcmsr_drain_donequeue(acb, pCCB, error); } } @@ -1330,29 +1518,62 @@ static void arcmsr_hbb_postqueue_isr(struct AdapterControlBlock *acb) uint32_t index; uint32_t flag_ccb; struct MessageUnit_B *reg = acb->pmuB; - + struct ARCMSR_CDB *pARCMSR_CDB; + struct CommandControlBlock *pCCB; + bool error; index = reg->doneq_index; - while ((flag_ccb = readl(®->done_qbuffer[index])) != 0) { writel(0, ®->done_qbuffer[index]); - arcmsr_drain_donequeue(acb, flag_ccb); + pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset+(flag_ccb << 5));/*frame must be 32 bytes aligned*/ + pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb); + error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false; + arcmsr_drain_donequeue(acb, pCCB, error); index++; index %= ARCMSR_MAX_HBB_POSTQUEUE; reg->doneq_index = index; } } + +static void arcmsr_hbc_postqueue_isr(struct AdapterControlBlock *acb) +{ + struct MessageUnit_C *phbcmu; + struct ARCMSR_CDB *arcmsr_cdb; + struct CommandControlBlock *ccb; + uint32_t flag_ccb, ccb_cdb_phy, throttling = 0; + int error; + + phbcmu = (struct MessageUnit_C *)acb->pmuC; + /* areca cdb command done */ + /* Use correct offset and size for syncing */ + + while (readl(&phbcmu->host_int_status) & + ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR){ + /* check if command done with no error*/ + flag_ccb = readl(&phbcmu->outbound_queueport_low); + ccb_cdb_phy = (flag_ccb & 0xFFFFFFF0);/*frame must be 32 bytes aligned*/ + arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset + ccb_cdb_phy); + ccb = container_of(arcmsr_cdb, struct CommandControlBlock, arcmsr_cdb); + error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE1) ? true : false; + /* check if command done with no error */ + arcmsr_drain_donequeue(acb, ccb, error); + if (throttling == ARCMSR_HBC_ISR_THROTTLING_LEVEL) { + writel(ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING, &phbcmu->inbound_doorbell); + break; + } + throttling++; + } +} /* ********************************************************************************** ** Handle a message interrupt ** -** The only message interrupt we expect is in response to a query for the current adapter config. +** The only message interrupt we expect is in response to a query for the current adapter config. ** We want this in order to compare the drivemap so that we can detect newly-attached drives. ********************************************************************************** */ static void arcmsr_hba_message_isr(struct AdapterControlBlock *acb) { struct MessageUnit_A *reg = acb->pmuA; - /*clear interrupt and message state*/ writel(ARCMSR_MU_OUTBOUND_MESSAGE0_INT, ®->outbound_intstatus); schedule_work(&acb->arcmsr_do_message_isr_bh); @@ -1362,16 +1583,32 @@ static void arcmsr_hbb_message_isr(struct AdapterControlBlock *acb) struct MessageUnit_B *reg = acb->pmuB; /*clear interrupt and message state*/ - writel(ARCMSR_MESSAGE_INT_CLEAR_PATTERN, reg->iop2drv_doorbell_reg); + writel(ARCMSR_MESSAGE_INT_CLEAR_PATTERN, reg->iop2drv_doorbell); + schedule_work(&acb->arcmsr_do_message_isr_bh); +} +/* +********************************************************************************** +** Handle a message interrupt +** +** The only message interrupt we expect is in response to a query for the +** current adapter config. +** We want this in order to compare the drivemap so that we can detect newly-attached drives. +********************************************************************************** +*/ +static void arcmsr_hbc_message_isr(struct AdapterControlBlock *acb) +{ + struct MessageUnit_C *reg = acb->pmuC; + /*clear interrupt and message state*/ + writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR, ®->outbound_doorbell_clear); schedule_work(&acb->arcmsr_do_message_isr_bh); } + static int arcmsr_handle_hba_isr(struct AdapterControlBlock *acb) { uint32_t outbound_intstatus; struct MessageUnit_A __iomem *reg = acb->pmuA; - outbound_intstatus = readl(®->outbound_intstatus) & - acb->outbound_int_enable; + acb->outbound_int_enable; if (!(outbound_intstatus & ARCMSR_MU_OUTBOUND_HANDLE_INT)) { return 1; } @@ -1382,7 +1619,7 @@ static int arcmsr_handle_hba_isr(struct AdapterControlBlock *acb) if (outbound_intstatus & ARCMSR_MU_OUTBOUND_POSTQUEUE_INT) { arcmsr_hba_postqueue_isr(acb); } - if (outbound_intstatus & ARCMSR_MU_OUTBOUND_MESSAGE0_INT) { + if(outbound_intstatus & ARCMSR_MU_OUTBOUND_MESSAGE0_INT) { /* messenger of "driver to iop commands" */ arcmsr_hba_message_isr(acb); } @@ -1393,18 +1630,17 @@ static int arcmsr_handle_hbb_isr(struct AdapterControlBlock *acb) { uint32_t outbound_doorbell; struct MessageUnit_B *reg = acb->pmuB; - - outbound_doorbell = readl(reg->iop2drv_doorbell_reg) & - acb->outbound_int_enable; + outbound_doorbell = readl(reg->iop2drv_doorbell) & + acb->outbound_int_enable; if (!outbound_doorbell) return 1; - writel(~outbound_doorbell, reg->iop2drv_doorbell_reg); + writel(~outbound_doorbell, reg->iop2drv_doorbell); /*in case the last action of doorbell interrupt clearance is cached, this action can push HW to write down the clear bit*/ - readl(reg->iop2drv_doorbell_reg); - writel(ARCMSR_DRV2IOP_END_OF_INTERRUPT, reg->drv2iop_doorbell_reg); - if (outbound_doorbell & ARCMSR_IOP2DRV_DATA_WRITE_OK) { + readl(reg->iop2drv_doorbell); + writel(ARCMSR_DRV2IOP_END_OF_INTERRUPT, reg->drv2iop_doorbell); + if (outbound_doorbell & ARCMSR_IOP2DRV_DATA_WRITE_OK) { arcmsr_iop2drv_data_wrote_handle(acb); } if (outbound_doorbell & ARCMSR_IOP2DRV_DATA_READ_OK) { @@ -1413,14 +1649,37 @@ static int arcmsr_handle_hbb_isr(struct AdapterControlBlock *acb) if (outbound_doorbell & ARCMSR_IOP2DRV_CDB_DONE) { arcmsr_hbb_postqueue_isr(acb); } - if (outbound_doorbell & ARCMSR_IOP2DRV_MESSAGE_CMD_DONE) { + if(outbound_doorbell & ARCMSR_IOP2DRV_MESSAGE_CMD_DONE) { /* messenger of "driver to iop commands" */ arcmsr_hbb_message_isr(acb); } - return 0; } +static int arcmsr_handle_hbc_isr(struct AdapterControlBlock *pACB) +{ + uint32_t host_interrupt_status; + struct MessageUnit_C *phbcmu = (struct MessageUnit_C *)pACB->pmuC; + /* + ********************************************* + ** check outbound intstatus + ********************************************* + */ + host_interrupt_status = readl(&phbcmu->host_int_status); + if (!host_interrupt_status) { + /*it must be share irq*/ + return 1; + } + /* MU ioctl transfer doorbell interrupts*/ + if (host_interrupt_status & ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR) { + arcmsr_hbc_doorbell_isr(pACB); /* messenger of "ioctl message read write" */ + } + /* MU post queue interrupts*/ + if (host_interrupt_status & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) { + arcmsr_hbc_postqueue_isr(pACB); /* messenger of "scsi commands" */ + } + return 0; +} static irqreturn_t arcmsr_interrupt(struct AdapterControlBlock *acb) { switch (acb->adapter_type) { @@ -1437,6 +1696,11 @@ static irqreturn_t arcmsr_interrupt(struct AdapterControlBlock *acb) } } break; + case ACB_ADAPTER_TYPE_C: { + if (arcmsr_handle_hbc_isr(acb)) { + return IRQ_NONE; + } + } } return IRQ_HANDLED; } @@ -1463,7 +1727,6 @@ void arcmsr_post_ioctldata2iop(struct AdapterControlBlock *acb) struct QBUFFER __iomem *pwbuffer; uint8_t __iomem *iop_data; int32_t allxfer_len = 0; - pwbuffer = arcmsr_get_iop_wqbuffer(acb); iop_data = (uint8_t __iomem *)pwbuffer->data; if (acb->acb_flags & ACB_F_MESSAGE_WQBUFFER_READED) { @@ -1496,7 +1759,6 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, (uint32_t ) cmd->cmnd[7] << 8 | (uint32_t ) cmd->cmnd[8]; /* 4 bytes: Areca io control code */ - sg = scsi_sglist(cmd); buffer = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset; if (scsi_sg_count(cmd) > 1) { @@ -1522,13 +1784,7 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, retvalue = ARCMSR_MESSAGE_FAIL; goto message_out; } - - if (!acb->fw_state) { - pcmdmessagefld->cmdmessage.ReturnCode = - ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; - goto message_out; - } - + ptmpQbuffer = ver_addr; while ((acb->rqbuf_firstindex != acb->rqbuf_lastindex) && (allxfer_len < 1031)) { @@ -1560,7 +1816,11 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, } memcpy(pcmdmessagefld->messagedatabuffer, ver_addr, allxfer_len); pcmdmessagefld->cmdmessage.Length = allxfer_len; - pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK; + if(acb->fw_flag == FW_DEADLOCK) { + pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; + }else{ + pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK; + } kfree(ver_addr); } break; @@ -1575,12 +1835,13 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, retvalue = ARCMSR_MESSAGE_FAIL; goto message_out; } - if (!acb->fw_state) { - pcmdmessagefld->cmdmessage.ReturnCode = + if(acb->fw_flag == FW_DEADLOCK) { + pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; - goto message_out; + }else{ + pcmdmessagefld->cmdmessage.ReturnCode = + ARCMSR_MESSAGE_RETURNCODE_OK; } - ptmpuserbuffer = ver_addr; user_len = pcmdmessagefld->cmdmessage.Length; memcpy(ptmpuserbuffer, pcmdmessagefld->messagedatabuffer, user_len); @@ -1633,12 +1894,6 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, case ARCMSR_MESSAGE_CLEAR_RQBUFFER: { uint8_t *pQbuffer = acb->rqbuffer; - if (!acb->fw_state) { - pcmdmessagefld->cmdmessage.ReturnCode = - ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; - goto message_out; - } - if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; arcmsr_iop_message_read(acb); @@ -1647,16 +1902,24 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, acb->rqbuf_firstindex = 0; acb->rqbuf_lastindex = 0; memset(pQbuffer, 0, ARCMSR_MAX_QBUFFER); - pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK; + if(acb->fw_flag == FW_DEADLOCK) { + pcmdmessagefld->cmdmessage.ReturnCode = + ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; + }else{ + pcmdmessagefld->cmdmessage.ReturnCode = + ARCMSR_MESSAGE_RETURNCODE_OK; + } } break; case ARCMSR_MESSAGE_CLEAR_WQBUFFER: { uint8_t *pQbuffer = acb->wqbuffer; - if (!acb->fw_state) { + if(acb->fw_flag == FW_DEADLOCK) { pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; - goto message_out; + }else{ + pcmdmessagefld->cmdmessage.ReturnCode = + ARCMSR_MESSAGE_RETURNCODE_OK; } if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { @@ -1669,18 +1932,11 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, acb->wqbuf_firstindex = 0; acb->wqbuf_lastindex = 0; memset(pQbuffer, 0, ARCMSR_MAX_QBUFFER); - pcmdmessagefld->cmdmessage.ReturnCode = - ARCMSR_MESSAGE_RETURNCODE_OK; } break; case ARCMSR_MESSAGE_CLEAR_ALLQBUFFER: { uint8_t *pQbuffer; - if (!acb->fw_state) { - pcmdmessagefld->cmdmessage.ReturnCode = - ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; - goto message_out; - } if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) { acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW; @@ -1698,47 +1954,52 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, memset(pQbuffer, 0, sizeof(struct QBUFFER)); pQbuffer = acb->wqbuffer; memset(pQbuffer, 0, sizeof(struct QBUFFER)); - pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK; + if(acb->fw_flag == FW_DEADLOCK) { + pcmdmessagefld->cmdmessage.ReturnCode = + ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; + }else{ + pcmdmessagefld->cmdmessage.ReturnCode = + ARCMSR_MESSAGE_RETURNCODE_OK; + } } break; case ARCMSR_MESSAGE_RETURN_CODE_3F: { - if (!acb->fw_state) { + if(acb->fw_flag == FW_DEADLOCK) { pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; - goto message_out; - } - pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_3F; + }else{ + pcmdmessagefld->cmdmessage.ReturnCode = + ARCMSR_MESSAGE_RETURNCODE_3F; } break; - + } case ARCMSR_MESSAGE_SAY_HELLO: { int8_t *hello_string = "Hello! I am ARCMSR"; - if (!acb->fw_state) { + if(acb->fw_flag == FW_DEADLOCK) { pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; - goto message_out; + }else{ + pcmdmessagefld->cmdmessage.ReturnCode = + ARCMSR_MESSAGE_RETURNCODE_OK; } memcpy(pcmdmessagefld->messagedatabuffer, hello_string , (int16_t)strlen(hello_string)); - pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_OK; } break; case ARCMSR_MESSAGE_SAY_GOODBYE: - if (!acb->fw_state) { + if(acb->fw_flag == FW_DEADLOCK) { pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; - goto message_out; } arcmsr_iop_parking(acb); break; case ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE: - if (!acb->fw_state) { + if(acb->fw_flag == FW_DEADLOCK) { pcmdmessagefld->cmdmessage.ReturnCode = ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON; - goto message_out; } arcmsr_flush_adapter_cache(acb); break; @@ -1756,11 +2017,16 @@ static struct CommandControlBlock *arcmsr_get_freeccb(struct AdapterControlBlock { struct list_head *head = &acb->ccb_free_list; struct CommandControlBlock *ccb = NULL; - + unsigned long flags; + spin_lock_irqsave(&acb->ccblist_lock, flags); if (!list_empty(head)) { ccb = list_entry(head->next, struct CommandControlBlock, list); - list_del(head->next); + list_del_init(&ccb->list); + }else{ + spin_unlock_irqrestore(&acb->ccblist_lock, flags); + return 0; } + spin_unlock_irqrestore(&acb->ccblist_lock, flags); return ccb; } @@ -1826,83 +2092,29 @@ static int arcmsr_queue_command(struct scsi_cmnd *cmd, cmd->scsi_done = done; cmd->host_scribble = NULL; cmd->result = 0; - - if ((scsicmd == SYNCHRONIZE_CACHE) || (scsicmd == SEND_DIAGNOSTIC)) { - if (acb->devstate[target][lun] == ARECA_RAID_GONE) { - cmd->result = (DID_NO_CONNECT << 16); + if ((scsicmd == SYNCHRONIZE_CACHE) ||(scsicmd == SEND_DIAGNOSTIC)){ + if(acb->devstate[target][lun] == ARECA_RAID_GONE) { + cmd->result = (DID_NO_CONNECT << 16); } cmd->scsi_done(cmd); return 0; } - - if (acb->acb_flags & ACB_F_BUS_RESET) { - switch (acb->adapter_type) { - case ACB_ADAPTER_TYPE_A: { - struct MessageUnit_A __iomem *reg = acb->pmuA; - uint32_t intmask_org, outbound_doorbell; - - if ((readl(®->outbound_msgaddr1) & - ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK) == 0) { - printk(KERN_NOTICE "arcmsr%d: bus reset and return busy\n", - acb->host->host_no); - return SCSI_MLQUEUE_HOST_BUSY; - } - - acb->acb_flags &= ~ACB_F_FIRMWARE_TRAP; - printk(KERN_NOTICE "arcmsr%d: hardware bus reset and reset ok\n", - acb->host->host_no); - /* disable all outbound interrupt */ - intmask_org = arcmsr_disable_outbound_ints(acb); - arcmsr_get_firmware_spec(acb, 1); - /*start background rebuild*/ - arcmsr_start_adapter_bgrb(acb); - /* clear Qbuffer if door bell ringed */ - outbound_doorbell = readl(®->outbound_doorbell); - /*clear interrupt */ - writel(outbound_doorbell, ®->outbound_doorbell); - writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK, - ®->inbound_doorbell); - /* enable outbound Post Queue,outbound doorbell Interrupt */ - arcmsr_enable_outbound_ints(acb, intmask_org); - acb->acb_flags |= ACB_F_IOP_INITED; - acb->acb_flags &= ~ACB_F_BUS_RESET; - } - break; - case ACB_ADAPTER_TYPE_B: { - } - } - } - if (target == 16) { /* virtual device for iop message transfer */ arcmsr_handle_virtual_command(acb, cmd); return 0; } - if (acb->devstate[target][lun] == ARECA_RAID_GONE) { - uint8_t block_cmd; - - block_cmd = cmd->cmnd[0] & 0x0f; - if (block_cmd == 0x08 || block_cmd == 0x0a) { - printk(KERN_NOTICE - "arcmsr%d: block 'read/write'" - "command with gone raid volume" - " Cmd = %2x, TargetId = %d, Lun = %d \n" - , acb->host->host_no - , cmd->cmnd[0] - , target, lun); - cmd->result = (DID_NO_CONNECT << 16); - cmd->scsi_done(cmd); - return 0; - } - } if (atomic_read(&acb->ccboutstandingcount) >= ARCMSR_MAX_OUTSTANDING_CMD) return SCSI_MLQUEUE_HOST_BUSY; - + if ((scsicmd == SCSI_CMD_ARECA_SPECIFIC)) { + printk(KERN_NOTICE "Receiveing SCSI_CMD_ARECA_SPECIFIC command..\n"); + return 0; + } ccb = arcmsr_get_freeccb(acb); if (!ccb) return SCSI_MLQUEUE_HOST_BUSY; - if ( arcmsr_build_ccb( acb, ccb, cmd ) == FAILED ) { + if (arcmsr_build_ccb( acb, ccb, cmd ) == FAILED) { cmd->result = (DID_ERROR << 16) | (RESERVATION_CONFLICT << 1); cmd->scsi_done(cmd); return 0; @@ -1911,7 +2123,7 @@ static int arcmsr_queue_command(struct scsi_cmnd *cmd, return 0; } -static void *arcmsr_get_hba_config(struct AdapterControlBlock *acb, int mode) +static bool arcmsr_get_hba_config(struct AdapterControlBlock *acb) { struct MessageUnit_A __iomem *reg = acb->pmuA; char *acb_firm_model = acb->firm_model; @@ -1919,19 +2131,16 @@ static void *arcmsr_get_hba_config(struct AdapterControlBlock *acb, int mode) char *acb_device_map = acb->device_map; char __iomem *iop_firm_model = (char __iomem *)(®->message_rwbuffer[15]); char __iomem *iop_firm_version = (char __iomem *)(®->message_rwbuffer[17]); - char __iomem *iop_device_map = (char __iomem *) (®->message_rwbuffer[21]); + char __iomem *iop_device_map = (char __iomem *)(®->message_rwbuffer[21]); int count; - writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, ®->inbound_msgaddr0); - if (arcmsr_hba_wait_msgint_ready(acb)) { + if (!arcmsr_hba_wait_msgint_ready(acb)) { printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware \ miscellaneous data' timeout \n", acb->host->host_no); - return NULL; + return false; } - - if (mode == 1) { count = 8; - while (count) { + while (count){ *acb_firm_model = readb(iop_firm_model); acb_firm_model++; iop_firm_model++; @@ -1939,138 +2148,213 @@ static void *arcmsr_get_hba_config(struct AdapterControlBlock *acb, int mode) } count = 16; - while (count) { + while (count){ *acb_firm_version = readb(iop_firm_version); acb_firm_version++; iop_firm_version++; count--; } - count = 16; - while (count) { - *acb_device_map = readb(iop_device_map); - acb_device_map++; - iop_device_map++; - count--; - } - - printk(KERN_INFO "ARECA RAID ADAPTER%d: FIRMWARE VERSION %s \n" - , acb->host->host_no - , acb->firm_version); - acb->signature = readl(®->message_rwbuffer[0]); + count=16; + while(count){ + *acb_device_map = readb(iop_device_map); + acb_device_map++; + iop_device_map++; + count--; + } + printk(KERN_NOTICE "Areca RAID Controller%d: F/W %s & Model %s\n", + acb->host->host_no, + acb->firm_version, + acb->firm_model); + acb->signature = readl(®->message_rwbuffer[0]); acb->firm_request_len = readl(®->message_rwbuffer[1]); acb->firm_numbers_queue = readl(®->message_rwbuffer[2]); acb->firm_sdram_size = readl(®->message_rwbuffer[3]); acb->firm_hd_channels = readl(®->message_rwbuffer[4]); + acb->firm_cfg_version = readl(®->message_rwbuffer[25]); /*firm_cfg_version,25,100-103*/ + return true; } - return reg->message_rwbuffer; -} -static void __iomem *arcmsr_get_hbb_config(struct AdapterControlBlock *acb, int mode) +static bool arcmsr_get_hbb_config(struct AdapterControlBlock *acb) { struct MessageUnit_B *reg = acb->pmuB; - uint32_t __iomem *lrwbuffer = reg->msgcode_rwbuffer_reg; + struct pci_dev *pdev = acb->pdev; + void *dma_coherent; + dma_addr_t dma_coherent_handle; char *acb_firm_model = acb->firm_model; char *acb_firm_version = acb->firm_version; char *acb_device_map = acb->device_map; - char __iomem *iop_firm_model = (char __iomem *)(&lrwbuffer[15]); + char __iomem *iop_firm_model; /*firm_model,15,60-67*/ - char __iomem *iop_firm_version = (char __iomem *)(&lrwbuffer[17]); + char __iomem *iop_firm_version; /*firm_version,17,68-83*/ - char __iomem *iop_device_map = (char __iomem *) (&lrwbuffer[21]); + char __iomem *iop_device_map; /*firm_version,21,84-99*/ int count; - - writel(ARCMSR_MESSAGE_GET_CONFIG, reg->drv2iop_doorbell_reg); - if (arcmsr_hbb_wait_msgint_ready(acb)) { + dma_coherent = dma_alloc_coherent(&pdev->dev, sizeof(struct MessageUnit_B), &dma_coherent_handle, GFP_KERNEL); + if (!dma_coherent){ + printk(KERN_NOTICE "arcmsr%d: dma_alloc_coherent got error for hbb mu\n", acb->host->host_no); + return false; + } + acb->dma_coherent_handle_hbb_mu = dma_coherent_handle; + reg = (struct MessageUnit_B *)dma_coherent; + acb->pmuB = reg; + reg->drv2iop_doorbell= (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL); + reg->drv2iop_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL_MASK); + reg->iop2drv_doorbell = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL); + reg->iop2drv_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL_MASK); + reg->message_wbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_WBUFFER); + reg->message_rbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_RBUFFER); + reg->message_rwbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_RWBUFFER); + iop_firm_model = (char __iomem *)(®->message_rwbuffer[15]); /*firm_model,15,60-67*/ + iop_firm_version = (char __iomem *)(®->message_rwbuffer[17]); /*firm_version,17,68-83*/ + iop_device_map = (char __iomem *)(®->message_rwbuffer[21]); /*firm_version,21,84-99*/ + + writel(ARCMSR_MESSAGE_GET_CONFIG, reg->drv2iop_doorbell); + if (!arcmsr_hbb_wait_msgint_ready(acb)) { printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware \ miscellaneous data' timeout \n", acb->host->host_no); - return NULL; + return false; } - - if (mode == 1) { count = 8; - while (count) - { + while (count){ *acb_firm_model = readb(iop_firm_model); acb_firm_model++; iop_firm_model++; count--; } - count = 16; - while (count) - { + while (count){ *acb_firm_version = readb(iop_firm_version); acb_firm_version++; iop_firm_version++; count--; } - count = 16; - while (count) { - *acb_device_map = readb(iop_device_map); - acb_device_map++; - iop_device_map++; - count--; - } - - printk(KERN_INFO "ARECA RAID ADAPTER%d: FIRMWARE VERSION %s \n", - acb->host->host_no, - acb->firm_version); + count = 16; + while(count){ + *acb_device_map = readb(iop_device_map); + acb_device_map++; + iop_device_map++; + count--; + } + + printk(KERN_NOTICE "Areca RAID Controller%d: F/W %s & Model %s\n", + acb->host->host_no, + acb->firm_version, + acb->firm_model); - acb->signature = readl(lrwbuffer++); - /*firm_signature,1,00-03*/ - acb->firm_request_len = readl(lrwbuffer++); + acb->signature = readl(®->message_rwbuffer[1]); + /*firm_signature,1,00-03*/ + acb->firm_request_len = readl(®->message_rwbuffer[2]); /*firm_request_len,1,04-07*/ - acb->firm_numbers_queue = readl(lrwbuffer++); + acb->firm_numbers_queue = readl(®->message_rwbuffer[3]); /*firm_numbers_queue,2,08-11*/ - acb->firm_sdram_size = readl(lrwbuffer++); + acb->firm_sdram_size = readl(®->message_rwbuffer[4]); /*firm_sdram_size,3,12-15*/ - acb->firm_hd_channels = readl(lrwbuffer); + acb->firm_hd_channels = readl(®->message_rwbuffer[5]); /*firm_ide_channels,4,16-19*/ + acb->firm_cfg_version = readl(®->message_rwbuffer[25]); /*firm_cfg_version,25,100-103*/ + /*firm_ide_channels,4,16-19*/ + return true; } - return reg->msgcode_rwbuffer_reg; -} -static void *arcmsr_get_firmware_spec(struct AdapterControlBlock *acb, int mode) -{ - void *rtnval = 0; - switch (acb->adapter_type) { - case ACB_ADAPTER_TYPE_A: { - rtnval = arcmsr_get_hba_config(acb, mode); - } - break; - case ACB_ADAPTER_TYPE_B: { - rtnval = arcmsr_get_hbb_config(acb, mode); +static bool arcmsr_get_hbc_config(struct AdapterControlBlock *pACB) +{ + uint32_t intmask_org, Index, firmware_state = 0; + struct MessageUnit_C *reg = pACB->pmuC; + char *acb_firm_model = pACB->firm_model; + char *acb_firm_version = pACB->firm_version; + char *iop_firm_model = (char *)(®->msgcode_rwbuffer[15]); /*firm_model,15,60-67*/ + char *iop_firm_version = (char *)(®->msgcode_rwbuffer[17]); /*firm_version,17,68-83*/ + int count; + /* disable all outbound interrupt */ + intmask_org = readl(®->host_int_mask); /* disable outbound message0 int */ + writel(intmask_org|ARCMSR_HBCMU_ALL_INTMASKENABLE, ®->host_int_mask); + /* wait firmware ready */ + do { + firmware_state = readl(®->outbound_msgaddr1); + } while ((firmware_state & ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK) == 0); + /* post "get config" instruction */ + writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, ®->inbound_msgaddr0); + writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, ®->inbound_doorbell); + /* wait message ready */ + for (Index = 0; Index < 2000; Index++) { + if (readl(®->outbound_doorbell) & ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE) { + writel(ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR, ®->outbound_doorbell_clear);/*clear interrupt*/ + break; } - break; + udelay(10); + } /*max 1 seconds*/ + if (Index >= 2000) { + printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware \ + miscellaneous data' timeout \n", pACB->host->host_no); + return false; } - return rtnval; + count = 8; + while (count) { + *acb_firm_model = readb(iop_firm_model); + acb_firm_model++; + iop_firm_model++; + count--; + } + count = 16; + while (count) { + *acb_firm_version = readb(iop_firm_version); + acb_firm_version++; + iop_firm_version++; + count--; + } + printk(KERN_NOTICE "Areca RAID Controller%d: F/W %s & Model %s\n", + pACB->host->host_no, + pACB->firm_version, + pACB->firm_model); + pACB->firm_request_len = readl(®->msgcode_rwbuffer[1]); /*firm_request_len,1,04-07*/ + pACB->firm_numbers_queue = readl(®->msgcode_rwbuffer[2]); /*firm_numbers_queue,2,08-11*/ + pACB->firm_sdram_size = readl(®->msgcode_rwbuffer[3]); /*firm_sdram_size,3,12-15*/ + pACB->firm_hd_channels = readl(®->msgcode_rwbuffer[4]); /*firm_ide_channels,4,16-19*/ + pACB->firm_cfg_version = readl(®->msgcode_rwbuffer[25]); /*firm_cfg_version,25,100-103*/ + /*all interrupt service will be enable at arcmsr_iop_init*/ + return true; +} +static bool arcmsr_get_firmware_spec(struct AdapterControlBlock *acb) +{ + if (acb->adapter_type == ACB_ADAPTER_TYPE_A) + return arcmsr_get_hba_config(acb); + else if (acb->adapter_type == ACB_ADAPTER_TYPE_B) + return arcmsr_get_hbb_config(acb); + else + return arcmsr_get_hbc_config(acb); } -static void arcmsr_polling_hba_ccbdone(struct AdapterControlBlock *acb, +static int arcmsr_polling_hba_ccbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_ccb) { struct MessageUnit_A __iomem *reg = acb->pmuA; struct CommandControlBlock *ccb; + struct ARCMSR_CDB *arcmsr_cdb; uint32_t flag_ccb, outbound_intstatus, poll_ccb_done = 0, poll_count = 0; - + int rtn; + bool error; polling_hba_ccb_retry: poll_count++; outbound_intstatus = readl(®->outbound_intstatus) & acb->outbound_int_enable; writel(outbound_intstatus, ®->outbound_intstatus);/*clear interrupt*/ while (1) { if ((flag_ccb = readl(®->outbound_queueport)) == 0xFFFFFFFF) { - if (poll_ccb_done) + if (poll_ccb_done){ + rtn = SUCCESS; break; - else { + }else { msleep(25); - if (poll_count > 100) + if (poll_count > 100){ + rtn = FAILED; break; + } goto polling_hba_ccb_retry; } } - ccb = (struct CommandControlBlock *)(acb->vir2phy_offset + (flag_ccb << 5)); + arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset + (flag_ccb << 5)); + ccb = container_of(arcmsr_cdb, struct CommandControlBlock, arcmsr_cdb); poll_ccb_done = (ccb == poll_ccb) ? 1:0; if ((ccb->acb != acb) || (ccb->startdone != ARCMSR_CCB_START)) { if ((ccb->startdone == ARCMSR_CCB_ABORTED) || (ccb == poll_ccb)) { @@ -2081,8 +2365,7 @@ static void arcmsr_polling_hba_ccbdone(struct AdapterControlBlock *acb, , ccb->pcmd->device->lun , ccb); ccb->pcmd->result = DID_ABORT << 16; - arcmsr_ccb_complete(ccb, 1); - poll_ccb_done = 1; + arcmsr_ccb_complete(ccb); continue; } printk(KERN_NOTICE "arcmsr%d: polling get an illegal ccb" @@ -2093,86 +2376,156 @@ static void arcmsr_polling_hba_ccbdone(struct AdapterControlBlock *acb, , atomic_read(&acb->ccboutstandingcount)); continue; } - arcmsr_report_ccb_state(acb, ccb, flag_ccb); + error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false; + arcmsr_report_ccb_state(acb, ccb, error); } + return rtn; } -static void arcmsr_polling_hbb_ccbdone(struct AdapterControlBlock *acb, +static int arcmsr_polling_hbb_ccbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_ccb) { - struct MessageUnit_B *reg = acb->pmuB; - struct CommandControlBlock *ccb; - uint32_t flag_ccb, poll_ccb_done = 0, poll_count = 0; - int index; - + struct MessageUnit_B *reg = acb->pmuB; + struct ARCMSR_CDB *arcmsr_cdb; + struct CommandControlBlock *ccb; + uint32_t flag_ccb, poll_ccb_done = 0, poll_count = 0; + int index, rtn; + bool error; polling_hbb_ccb_retry: - poll_count++; - /* clear doorbell interrupt */ - writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, reg->iop2drv_doorbell_reg); - while (1) { - index = reg->doneq_index; - if ((flag_ccb = readl(®->done_qbuffer[index])) == 0) { - if (poll_ccb_done) + poll_count++; + /* clear doorbell interrupt */ + writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, reg->iop2drv_doorbell); + while(1){ + index = reg->doneq_index; + if ((flag_ccb = readl(®->done_qbuffer[index])) == 0) { + if (poll_ccb_done){ + rtn = SUCCESS; + break; + }else { + msleep(25); + if (poll_count > 100){ + rtn = FAILED; break; - else { - msleep(25); - if (poll_count > 100) - break; - goto polling_hbb_ccb_retry; } + goto polling_hbb_ccb_retry; + } + } + writel(0, ®->done_qbuffer[index]); + index++; + /*if last index number set it to 0 */ + index %= ARCMSR_MAX_HBB_POSTQUEUE; + reg->doneq_index = index; + /* check if command done with no error*/ + arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset + (flag_ccb << 5)); + ccb = container_of(arcmsr_cdb, struct CommandControlBlock, arcmsr_cdb); + poll_ccb_done = (ccb == poll_ccb) ? 1:0; + if ((ccb->acb != acb) || (ccb->startdone != ARCMSR_CCB_START)) { + if ((ccb->startdone == ARCMSR_CCB_ABORTED) || (ccb == poll_ccb)) { + printk(KERN_NOTICE "arcmsr%d: scsi id = %d lun = %d ccb = '0x%p'" + " poll command abort successfully \n" + ,acb->host->host_no + ,ccb->pcmd->device->id + ,ccb->pcmd->device->lun + ,ccb); + ccb->pcmd->result = DID_ABORT << 16; + arcmsr_ccb_complete(ccb); + continue; } - writel(0, ®->done_qbuffer[index]); - index++; - /*if last index number set it to 0 */ - index %= ARCMSR_MAX_HBB_POSTQUEUE; - reg->doneq_index = index; - /* check ifcommand done with no error*/ - ccb = (struct CommandControlBlock *)\ - (acb->vir2phy_offset + (flag_ccb << 5));/*frame must be 32 bytes aligned*/ - poll_ccb_done = (ccb == poll_ccb) ? 1:0; - if ((ccb->acb != acb) || (ccb->startdone != ARCMSR_CCB_START)) { - if ((ccb->startdone == ARCMSR_CCB_ABORTED) || (ccb == poll_ccb)) { - printk(KERN_NOTICE "arcmsr%d: \ - scsi id = %d lun = %d ccb = '0x%p' poll command abort successfully \n" - ,acb->host->host_no - ,ccb->pcmd->device->id - ,ccb->pcmd->device->lun - ,ccb); - ccb->pcmd->result = DID_ABORT << 16; - arcmsr_ccb_complete(ccb, 1); - continue; + printk(KERN_NOTICE "arcmsr%d: polling get an illegal ccb" + " command done ccb = '0x%p'" + "ccboutstandingcount = %d \n" + , acb->host->host_no + , ccb + , atomic_read(&acb->ccboutstandingcount)); + continue; + } + error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false; + arcmsr_report_ccb_state(acb, ccb, error); + } + return rtn; +} + +static int arcmsr_polling_hbc_ccbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_ccb) +{ + struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC; + uint32_t flag_ccb, ccb_cdb_phy; + struct ARCMSR_CDB *arcmsr_cdb; + bool error; + struct CommandControlBlock *pCCB; + uint32_t poll_ccb_done = 0, poll_count = 0; + int rtn; +polling_hbc_ccb_retry: + poll_count++; + while (1) { + if ((readl(®->host_int_status) & ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR) == 0) { + if (poll_ccb_done) { + rtn = SUCCESS; + break; + } else { + msleep(25); + if (poll_count > 100) { + rtn = FAILED; + break; } - printk(KERN_NOTICE "arcmsr%d: polling get an illegal ccb" - " command done ccb = '0x%p'" - "ccboutstandingcount = %d \n" + goto polling_hbc_ccb_retry; + } + } + flag_ccb = readl(®->outbound_queueport_low); + ccb_cdb_phy = (flag_ccb & 0xFFFFFFF0); + arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset + ccb_cdb_phy);/*frame must be 32 bytes aligned*/ + pCCB = container_of(arcmsr_cdb, struct CommandControlBlock, arcmsr_cdb); + poll_ccb_done = (pCCB == poll_ccb) ? 1 : 0; + /* check ifcommand done with no error*/ + if ((pCCB->acb != acb) || (pCCB->startdone != ARCMSR_CCB_START)) { + if (pCCB->startdone == ARCMSR_CCB_ABORTED) { + printk(KERN_NOTICE "arcmsr%d: scsi id = %d lun = %d ccb = '0x%p'" + " poll command abort successfully \n" , acb->host->host_no - , ccb - , atomic_read(&acb->ccboutstandingcount)); + , pCCB->pcmd->device->id + , pCCB->pcmd->device->lun + , pCCB); + pCCB->pcmd->result = DID_ABORT << 16; + arcmsr_ccb_complete(pCCB); continue; } - arcmsr_report_ccb_state(acb, ccb, flag_ccb); - } /*drain reply FIFO*/ + printk(KERN_NOTICE "arcmsr%d: polling get an illegal ccb" + " command done ccb = '0x%p'" + "ccboutstandingcount = %d \n" + , acb->host->host_no + , pCCB + , atomic_read(&acb->ccboutstandingcount)); + continue; + } + error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE1) ? true : false; + arcmsr_report_ccb_state(acb, pCCB, error); + } + return rtn; } - -static void arcmsr_polling_ccbdone(struct AdapterControlBlock *acb, +static int arcmsr_polling_ccbdone(struct AdapterControlBlock *acb, struct CommandControlBlock *poll_ccb) { + int rtn = 0; switch (acb->adapter_type) { case ACB_ADAPTER_TYPE_A: { - arcmsr_polling_hba_ccbdone(acb,poll_ccb); + rtn = arcmsr_polling_hba_ccbdone(acb, poll_ccb); } break; case ACB_ADAPTER_TYPE_B: { - arcmsr_polling_hbb_ccbdone(acb,poll_ccb); + rtn = arcmsr_polling_hbb_ccbdone(acb, poll_ccb); + } + break; + case ACB_ADAPTER_TYPE_C: { + rtn = arcmsr_polling_hbc_ccbdone(acb, poll_ccb); } } + return rtn; } static int arcmsr_iop_confirm(struct AdapterControlBlock *acb) { - uint32_t cdb_phyaddr, ccb_phyaddr_hi32; + uint32_t cdb_phyaddr, cdb_phyaddr_hi32; dma_addr_t dma_coherent_handle; /* ******************************************************************** @@ -2182,7 +2535,8 @@ static int arcmsr_iop_confirm(struct AdapterControlBlock *acb) */ dma_coherent_handle = acb->dma_coherent_handle; cdb_phyaddr = (uint32_t)(dma_coherent_handle); - ccb_phyaddr_hi32 = (uint32_t)((cdb_phyaddr >> 16) >> 16); + cdb_phyaddr_hi32 = (uint32_t)((cdb_phyaddr >> 16) >> 16); + acb->cdb_phyaddr_hi32 = cdb_phyaddr_hi32; /* *********************************************************************** ** if adapter type B, set window of "post command Q" @@ -2191,16 +2545,16 @@ static int arcmsr_iop_confirm(struct AdapterControlBlock *acb) switch (acb->adapter_type) { case ACB_ADAPTER_TYPE_A: { - if (ccb_phyaddr_hi32 != 0) { + if (cdb_phyaddr_hi32 != 0) { struct MessageUnit_A __iomem *reg = acb->pmuA; uint32_t intmask_org; intmask_org = arcmsr_disable_outbound_ints(acb); writel(ARCMSR_SIGNATURE_SET_CONFIG, \ ®->message_rwbuffer[0]); - writel(ccb_phyaddr_hi32, ®->message_rwbuffer[1]); + writel(cdb_phyaddr_hi32, ®->message_rwbuffer[1]); writel(ARCMSR_INBOUND_MESG0_SET_CONFIG, \ ®->inbound_msgaddr0); - if (arcmsr_hba_wait_msgint_ready(acb)) { + if (!arcmsr_hba_wait_msgint_ready(acb)) { printk(KERN_NOTICE "arcmsr%d: ""set ccb high \ part physical address timeout\n", acb->host->host_no); @@ -2220,19 +2574,18 @@ static int arcmsr_iop_confirm(struct AdapterControlBlock *acb) intmask_org = arcmsr_disable_outbound_ints(acb); reg->postq_index = 0; reg->doneq_index = 0; - writel(ARCMSR_MESSAGE_SET_POST_WINDOW, reg->drv2iop_doorbell_reg); - if (arcmsr_hbb_wait_msgint_ready(acb)) { + writel(ARCMSR_MESSAGE_SET_POST_WINDOW, reg->drv2iop_doorbell); + if (!arcmsr_hbb_wait_msgint_ready(acb)) { printk(KERN_NOTICE "arcmsr%d:can not set diver mode\n", \ acb->host->host_no); return 1; } - post_queue_phyaddr = cdb_phyaddr + ARCMSR_MAX_FREECCB_NUM * \ - sizeof(struct CommandControlBlock) + offsetof(struct MessageUnit_B, post_qbuffer) ; - rwbuffer = reg->msgcode_rwbuffer_reg; + post_queue_phyaddr = acb->dma_coherent_handle_hbb_mu; + rwbuffer = reg->message_rwbuffer; /* driver "set config" signature */ writel(ARCMSR_SIGNATURE_SET_CONFIG, rwbuffer++); /* normal should be zero */ - writel(ccb_phyaddr_hi32, rwbuffer++); + writel(cdb_phyaddr_hi32, rwbuffer++); /* postQ size (256 + 8)*4 */ writel(post_queue_phyaddr, rwbuffer++); /* doneQ size (256 + 8)*4 */ @@ -2240,22 +2593,37 @@ static int arcmsr_iop_confirm(struct AdapterControlBlock *acb) /* ccb maxQ size must be --> [(256 + 8)*4]*/ writel(1056, rwbuffer); - writel(ARCMSR_MESSAGE_SET_CONFIG, reg->drv2iop_doorbell_reg); - if (arcmsr_hbb_wait_msgint_ready(acb)) { + writel(ARCMSR_MESSAGE_SET_CONFIG, reg->drv2iop_doorbell); + if (!arcmsr_hbb_wait_msgint_ready(acb)) { printk(KERN_NOTICE "arcmsr%d: 'set command Q window' \ timeout \n",acb->host->host_no); return 1; } - - writel(ARCMSR_MESSAGE_START_DRIVER_MODE, reg->drv2iop_doorbell_reg); - if (arcmsr_hbb_wait_msgint_ready(acb)) { - printk(KERN_NOTICE "arcmsr%d: 'can not set diver mode \n"\ - ,acb->host->host_no); - return 1; - } + arcmsr_hbb_enable_driver_mode(acb); arcmsr_enable_outbound_ints(acb, intmask_org); } break; + case ACB_ADAPTER_TYPE_C: { + if (cdb_phyaddr_hi32 != 0) { + struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC; + + if (cdb_phyaddr_hi32 != 0) { + unsigned char Retries = 0x00; + do { + printk(KERN_NOTICE "arcmsr%d: cdb_phyaddr_hi32=0x%x \n", acb->adapter_index, cdb_phyaddr_hi32); + } while (Retries++ < 100); + } + writel(ARCMSR_SIGNATURE_SET_CONFIG, ®->msgcode_rwbuffer[0]); + writel(cdb_phyaddr_hi32, ®->msgcode_rwbuffer[1]); + writel(ARCMSR_INBOUND_MESG0_SET_CONFIG, ®->inbound_msgaddr0); + writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, ®->inbound_doorbell); + if (!arcmsr_hbc_wait_msgint_ready(acb)) { + printk(KERN_NOTICE "arcmsr%d: 'set command Q window' \ + timeout \n", acb->host->host_no); + return 1; + } + } + } } return 0; } @@ -2263,7 +2631,6 @@ static int arcmsr_iop_confirm(struct AdapterControlBlock *acb) static void arcmsr_wait_firmware_ready(struct AdapterControlBlock *acb) { uint32_t firmware_state = 0; - switch (acb->adapter_type) { case ACB_ADAPTER_TYPE_A: { @@ -2277,62 +2644,81 @@ static void arcmsr_wait_firmware_ready(struct AdapterControlBlock *acb) case ACB_ADAPTER_TYPE_B: { struct MessageUnit_B *reg = acb->pmuB; do { - firmware_state = readl(reg->iop2drv_doorbell_reg); + firmware_state = readl(reg->iop2drv_doorbell); } while ((firmware_state & ARCMSR_MESSAGE_FIRMWARE_OK) == 0); - writel(ARCMSR_DRV2IOP_END_OF_INTERRUPT, reg->drv2iop_doorbell_reg); + writel(ARCMSR_DRV2IOP_END_OF_INTERRUPT, reg->drv2iop_doorbell); } break; + case ACB_ADAPTER_TYPE_C: { + struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC; + do { + firmware_state = readl(®->outbound_msgaddr1); + } while ((firmware_state & ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK) == 0); + } } } static void arcmsr_request_hba_device_map(struct AdapterControlBlock *acb) { struct MessageUnit_A __iomem *reg = acb->pmuA; - - if (unlikely(atomic_read(&acb->rq_map_token) == 0)) { - acb->fw_state = false; + if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0 ) || ((acb->acb_flags & ACB_F_ABORT) != 0 )){ + return; } else { - /*to prevent rq_map_token from changing by other interrupt, then - avoid the dead-lock*/ - acb->fw_state = true; - atomic_dec(&acb->rq_map_token); - if (!(acb->fw_state) || - (acb->ante_token_value == atomic_read(&acb->rq_map_token))) { + acb->fw_flag = FW_NORMAL; + if (atomic_read(&acb->ante_token_value) == atomic_read(&acb->rq_map_token)){ atomic_set(&acb->rq_map_token, 16); } - acb->ante_token_value = atomic_read(&acb->rq_map_token); + atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token)); + if (atomic_dec_and_test(&acb->rq_map_token)) + return; writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, ®->inbound_msgaddr0); + mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ)); } - mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6000)); return; } static void arcmsr_request_hbb_device_map(struct AdapterControlBlock *acb) { struct MessageUnit_B __iomem *reg = acb->pmuB; + if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0 ) || ((acb->acb_flags & ACB_F_ABORT) != 0 )){ + return; + } else { + acb->fw_flag = FW_NORMAL; + if (atomic_read(&acb->ante_token_value) == atomic_read(&acb->rq_map_token)) { + atomic_set(&acb->rq_map_token,16); + } + atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token)); + if(atomic_dec_and_test(&acb->rq_map_token)) + return; + writel(ARCMSR_MESSAGE_GET_CONFIG, reg->drv2iop_doorbell); + mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ)); + } + return; +} - if (unlikely(atomic_read(&acb->rq_map_token) == 0)) { - acb->fw_state = false; +static void arcmsr_request_hbc_device_map(struct AdapterControlBlock *acb) +{ + struct MessageUnit_C __iomem *reg = acb->pmuC; + if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0) || ((acb->acb_flags & ACB_F_ABORT) != 0)) { + return; } else { - /*to prevent rq_map_token from changing by other interrupt, then - avoid the dead-lock*/ - acb->fw_state = true; - atomic_dec(&acb->rq_map_token); - if (!(acb->fw_state) || - (acb->ante_token_value == atomic_read(&acb->rq_map_token))) { + acb->fw_flag = FW_NORMAL; + if (atomic_read(&acb->ante_token_value) == atomic_read(&acb->rq_map_token)) { atomic_set(&acb->rq_map_token, 16); } - acb->ante_token_value = atomic_read(&acb->rq_map_token); - writel(ARCMSR_MESSAGE_GET_CONFIG, reg->drv2iop_doorbell_reg); + atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token)); + if (atomic_dec_and_test(&acb->rq_map_token)) + return; + writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, ®->inbound_msgaddr0); + writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, ®->inbound_doorbell); + mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ)); } - mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6000)); return; } static void arcmsr_request_device_map(unsigned long pacb) { struct AdapterControlBlock *acb = (struct AdapterControlBlock *)pacb; - switch (acb->adapter_type) { case ACB_ADAPTER_TYPE_A: { arcmsr_request_hba_device_map(acb); @@ -2342,6 +2728,9 @@ static void arcmsr_request_device_map(unsigned long pacb) arcmsr_request_hbb_device_map(acb); } break; + case ACB_ADAPTER_TYPE_C: { + arcmsr_request_hbc_device_map(acb); + } } } @@ -2350,7 +2739,7 @@ static void arcmsr_start_hba_bgrb(struct AdapterControlBlock *acb) struct MessageUnit_A __iomem *reg = acb->pmuA; acb->acb_flags |= ACB_F_MSG_START_BGRB; writel(ARCMSR_INBOUND_MESG0_START_BGRB, ®->inbound_msgaddr0); - if (arcmsr_hba_wait_msgint_ready(acb)) { + if (!arcmsr_hba_wait_msgint_ready(acb)) { printk(KERN_NOTICE "arcmsr%d: wait 'start adapter background \ rebulid' timeout \n", acb->host->host_no); } @@ -2360,13 +2749,25 @@ static void arcmsr_start_hbb_bgrb(struct AdapterControlBlock *acb) { struct MessageUnit_B *reg = acb->pmuB; acb->acb_flags |= ACB_F_MSG_START_BGRB; - writel(ARCMSR_MESSAGE_START_BGRB, reg->drv2iop_doorbell_reg); - if (arcmsr_hbb_wait_msgint_ready(acb)) { + writel(ARCMSR_MESSAGE_START_BGRB, reg->drv2iop_doorbell); + if (!arcmsr_hbb_wait_msgint_ready(acb)) { printk(KERN_NOTICE "arcmsr%d: wait 'start adapter background \ rebulid' timeout \n",acb->host->host_no); } } +static void arcmsr_start_hbc_bgrb(struct AdapterControlBlock *pACB) +{ + struct MessageUnit_C *phbcmu = (struct MessageUnit_C *)pACB->pmuC; + pACB->acb_flags |= ACB_F_MSG_START_BGRB; + writel(ARCMSR_INBOUND_MESG0_START_BGRB, &phbcmu->inbound_msgaddr0); + writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, &phbcmu->inbound_doorbell); + if (!arcmsr_hbc_wait_msgint_ready(pACB)) { + printk(KERN_NOTICE "arcmsr%d: wait 'start adapter background \ + rebulid' timeout \n", pACB->host->host_no); + } + return; +} static void arcmsr_start_adapter_bgrb(struct AdapterControlBlock *acb) { switch (acb->adapter_type) { @@ -2376,6 +2777,8 @@ static void arcmsr_start_adapter_bgrb(struct AdapterControlBlock *acb) case ACB_ADAPTER_TYPE_B: arcmsr_start_hbb_bgrb(acb); break; + case ACB_ADAPTER_TYPE_C: + arcmsr_start_hbc_bgrb(acb); } } @@ -2396,11 +2799,19 @@ static void arcmsr_clear_doorbell_queue_buffer(struct AdapterControlBlock *acb) case ACB_ADAPTER_TYPE_B: { struct MessageUnit_B *reg = acb->pmuB; /*clear interrupt and message state*/ - writel(ARCMSR_MESSAGE_INT_CLEAR_PATTERN, reg->iop2drv_doorbell_reg); - writel(ARCMSR_DRV2IOP_DATA_READ_OK, reg->drv2iop_doorbell_reg); + writel(ARCMSR_MESSAGE_INT_CLEAR_PATTERN, reg->iop2drv_doorbell); + writel(ARCMSR_DRV2IOP_DATA_READ_OK, reg->drv2iop_doorbell); /* let IOP know data has been read */ } break; + case ACB_ADAPTER_TYPE_C: { + struct MessageUnit_C *reg = (struct MessageUnit_C *)acb->pmuC; + uint32_t outbound_doorbell; + /* empty doorbell Qbuffer if door bell ringed */ + outbound_doorbell = readl(®->outbound_doorbell); + writel(outbound_doorbell, ®->outbound_doorbell_clear); + writel(ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK, ®->inbound_doorbell); + } } } @@ -2412,13 +2823,15 @@ static void arcmsr_enable_eoi_mode(struct AdapterControlBlock *acb) case ACB_ADAPTER_TYPE_B: { struct MessageUnit_B *reg = acb->pmuB; - writel(ARCMSR_MESSAGE_ACTIVE_EOI_MODE, reg->drv2iop_doorbell_reg); - if(arcmsr_hbb_wait_msgint_ready(acb)) { + writel(ARCMSR_MESSAGE_ACTIVE_EOI_MODE, reg->drv2iop_doorbell); + if (!arcmsr_hbb_wait_msgint_ready(acb)) { printk(KERN_NOTICE "ARCMSR IOP enables EOI_MODE TIMEOUT"); return; } } break; + case ACB_ADAPTER_TYPE_C: + return; } return; } @@ -2426,15 +2839,33 @@ static void arcmsr_enable_eoi_mode(struct AdapterControlBlock *acb) static void arcmsr_hardware_reset(struct AdapterControlBlock *acb) { uint8_t value[64]; - int i; - + int i, count = 0; + struct MessageUnit_A __iomem *pmuA = acb->pmuA; + struct MessageUnit_C __iomem *pmuC = acb->pmuC; + u32 temp = 0; /* backup pci config data */ + printk(KERN_NOTICE "arcmsr%d: executing hw bus reset .....\n", acb->host->host_no); for (i = 0; i < 64; i++) { pci_read_config_byte(acb->pdev, i, &value[i]); } /* hardware reset signal */ - pci_write_config_byte(acb->pdev, 0x84, 0x20); - msleep(1000); + if ((acb->dev_id == 0x1680)) { + writel(ARCMSR_ARC1680_BUS_RESET, &pmuA->reserved1[0]); + } else if ((acb->dev_id == 0x1880)) { + do { + count++; + writel(0xF, &pmuC->write_sequence); + writel(0x4, &pmuC->write_sequence); + writel(0xB, &pmuC->write_sequence); + writel(0x2, &pmuC->write_sequence); + writel(0x7, &pmuC->write_sequence); + writel(0xD, &pmuC->write_sequence); + } while ((((temp = readl(&pmuC->host_diagnostic)) | ARCMSR_ARC1880_DiagWrite_ENABLE) == 0) && (count < 5)); + writel(ARCMSR_ARC1880_RESET_ADAPTER, &pmuC->host_diagnostic); + } else { + pci_write_config_byte(acb->pdev, 0x84, 0x20); + } + msleep(2000); /* write back pci config data */ for (i = 0; i < 64; i++) { pci_write_config_byte(acb->pdev, i, value[i]); @@ -2442,50 +2873,13 @@ static void arcmsr_hardware_reset(struct AdapterControlBlock *acb) msleep(1000); return; } -/* -**************************************************************************** -**************************************************************************** -*/ -#ifdef CONFIG_SCSI_ARCMSR_RESET - int arcmsr_sleep_for_bus_reset(struct scsi_cmnd *cmd) - { - struct Scsi_Host *shost = NULL; - spinlock_t *host_lock = NULL; - int i, isleep; - - shost = cmd->device->host; - host_lock = shost->host_lock; - - printk(KERN_NOTICE "Host %d bus reset over, sleep %d seconds (busy %d, can queue %d) ...........\n", - shost->host_no, sleeptime, shost->host_busy, shost->can_queue); - isleep = sleeptime / 10; - spin_unlock_irq(host_lock); - if (isleep > 0) { - for (i = 0; i < isleep; i++) { - msleep(10000); - printk(KERN_NOTICE "^%d^\n", i); - } - } - - isleep = sleeptime % 10; - if (isleep > 0) { - msleep(isleep * 1000); - printk(KERN_NOTICE "^v^\n"); - } - spin_lock_irq(host_lock); - printk(KERN_NOTICE "***** wake up *****\n"); - return 0; - } -#endif static void arcmsr_iop_init(struct AdapterControlBlock *acb) { uint32_t intmask_org; - - /* disable all outbound interrupt */ - intmask_org = arcmsr_disable_outbound_ints(acb); + /* disable all outbound interrupt */ + intmask_org = arcmsr_disable_outbound_ints(acb); arcmsr_wait_firmware_ready(acb); arcmsr_iop_confirm(acb); - arcmsr_get_firmware_spec(acb, 1); /*start background rebuild*/ arcmsr_start_adapter_bgrb(acb); /* empty doorbell Qbuffer if door bell ringed */ @@ -2502,20 +2896,17 @@ static uint8_t arcmsr_iop_reset(struct AdapterControlBlock *acb) uint32_t intmask_org; uint8_t rtnval = 0x00; int i = 0; - if (atomic_read(&acb->ccboutstandingcount) != 0) { /* disable all outbound interrupt */ intmask_org = arcmsr_disable_outbound_ints(acb); /* talk to iop 331 outstanding command aborted */ rtnval = arcmsr_abort_allcmd(acb); - /* wait for 3 sec for all command aborted*/ - ssleep(3); /* clear all outbound posted Q */ arcmsr_done4abort_postqueue(acb); for (i = 0; i < ARCMSR_MAX_FREECCB_NUM; i++) { ccb = acb->pccb_pool[i]; if (ccb->startdone == ARCMSR_CCB_START) { - arcmsr_ccb_complete(ccb, 1); + arcmsr_ccb_complete(ccb); } } atomic_set(&acb->ccboutstandingcount, 0); @@ -2530,94 +2921,190 @@ static int arcmsr_bus_reset(struct scsi_cmnd *cmd) { struct AdapterControlBlock *acb = (struct AdapterControlBlock *)cmd->device->host->hostdata; - int retry = 0; - - if (acb->acb_flags & ACB_F_BUS_RESET) - return SUCCESS; - - printk(KERN_NOTICE "arcmsr%d: bus reset ..... \n", acb->adapter_index); - acb->acb_flags |= ACB_F_BUS_RESET; + uint32_t intmask_org, outbound_doorbell; + int retry_count = 0; + int rtn = FAILED; + acb = (struct AdapterControlBlock *) cmd->device->host->hostdata; + printk(KERN_ERR "arcmsr: executing bus reset eh.....num_resets = %d, num_aborts = %d \n", acb->num_resets, acb->num_aborts); acb->num_resets++; - while (atomic_read(&acb->ccboutstandingcount) != 0 && retry < 4) { - arcmsr_interrupt(acb); - retry++; - } - if (arcmsr_iop_reset(acb)) { - switch (acb->adapter_type) { - case ACB_ADAPTER_TYPE_A: { - printk(KERN_NOTICE "arcmsr%d: do hardware bus reset, num_resets = %d num_aborts = %d \n", - acb->adapter_index, acb->num_resets, acb->num_aborts); - arcmsr_hardware_reset(acb); - acb->acb_flags |= ACB_F_FIRMWARE_TRAP; - acb->acb_flags &= ~ACB_F_IOP_INITED; - #ifdef CONFIG_SCSI_ARCMSR_RESET - struct MessageUnit_A __iomem *reg = acb->pmuA; - uint32_t intmask_org, outbound_doorbell; - int retry_count = 0; + switch(acb->adapter_type){ + case ACB_ADAPTER_TYPE_A:{ + if (acb->acb_flags & ACB_F_BUS_RESET){ + long timeout; + printk(KERN_ERR "arcmsr: there is an bus reset eh proceeding.......\n"); + timeout = wait_event_timeout(wait_q, (acb->acb_flags & ACB_F_BUS_RESET) == 0, 220*HZ); + if (timeout) { + return SUCCESS; + } + } + acb->acb_flags |= ACB_F_BUS_RESET; + if (!arcmsr_iop_reset(acb)) { + struct MessageUnit_A __iomem *reg; + reg = acb->pmuA; + arcmsr_hardware_reset(acb); + acb->acb_flags &= ~ACB_F_IOP_INITED; sleep_again: - arcmsr_sleep_for_bus_reset(cmd); - if ((readl(®->outbound_msgaddr1) & - ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK) == 0) { - printk(KERN_NOTICE "arcmsr%d: hardware bus reset and return busy, retry=%d \n", - acb->host->host_no, retry_count); - if (retry_count > retrycount) { - printk(KERN_NOTICE "arcmsr%d: hardware bus reset and return busy, retry aborted \n", - acb->host->host_no); - return SUCCESS; + arcmsr_sleep_for_bus_reset(cmd); + if ((readl(®->outbound_msgaddr1) & ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK) == 0) { + printk(KERN_ERR "arcmsr%d: waiting for hw bus reset return, retry=%d \n", acb->host->host_no, retry_count); + if (retry_count > retrycount) { + acb->fw_flag = FW_DEADLOCK; + printk(KERN_ERR "arcmsr%d: waiting for hw bus reset return, RETRY TERMINATED!! \n", acb->host->host_no); + return FAILED; + } + retry_count++; + goto sleep_again; + } + acb->acb_flags |= ACB_F_IOP_INITED; + /* disable all outbound interrupt */ + intmask_org = arcmsr_disable_outbound_ints(acb); + arcmsr_get_firmware_spec(acb); + arcmsr_start_adapter_bgrb(acb); + /* clear Qbuffer if door bell ringed */ + outbound_doorbell = readl(®->outbound_doorbell); + writel(outbound_doorbell, ®->outbound_doorbell); /*clear interrupt */ + writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK, ®->inbound_doorbell); + /* enable outbound Post Queue,outbound doorbell Interrupt */ + arcmsr_enable_outbound_ints(acb, intmask_org); + atomic_set(&acb->rq_map_token, 16); + atomic_set(&acb->ante_token_value, 16); + acb->fw_flag = FW_NORMAL; + init_timer(&acb->eternal_timer); + acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ); + acb->eternal_timer.data = (unsigned long) acb; + acb->eternal_timer.function = &arcmsr_request_device_map; + add_timer(&acb->eternal_timer); + acb->acb_flags &= ~ACB_F_BUS_RESET; + rtn = SUCCESS; + printk(KERN_ERR "arcmsr: scsi bus reset eh returns with success\n"); + } else { + acb->acb_flags &= ~ACB_F_BUS_RESET; + if (atomic_read(&acb->rq_map_token) == 0) { + atomic_set(&acb->rq_map_token, 16); + atomic_set(&acb->ante_token_value, 16); + acb->fw_flag = FW_NORMAL; + init_timer(&acb->eternal_timer); + acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ); + acb->eternal_timer.data = (unsigned long) acb; + acb->eternal_timer.function = &arcmsr_request_device_map; + add_timer(&acb->eternal_timer); + } else { + atomic_set(&acb->rq_map_token, 16); + atomic_set(&acb->ante_token_value, 16); + acb->fw_flag = FW_NORMAL; + mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ)); + } + rtn = SUCCESS; } - retry_count++; - goto sleep_again; + break; + } + case ACB_ADAPTER_TYPE_B:{ + acb->acb_flags |= ACB_F_BUS_RESET; + if (!arcmsr_iop_reset(acb)) { + acb->acb_flags &= ~ACB_F_BUS_RESET; + rtn = FAILED; + } else { + acb->acb_flags &= ~ACB_F_BUS_RESET; + if (atomic_read(&acb->rq_map_token) == 0) { + atomic_set(&acb->rq_map_token, 16); + atomic_set(&acb->ante_token_value, 16); + acb->fw_flag = FW_NORMAL; + init_timer(&acb->eternal_timer); + acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ); + acb->eternal_timer.data = (unsigned long) acb; + acb->eternal_timer.function = &arcmsr_request_device_map; + add_timer(&acb->eternal_timer); + } else { + atomic_set(&acb->rq_map_token, 16); + atomic_set(&acb->ante_token_value, 16); + acb->fw_flag = FW_NORMAL; + mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ)); + } + rtn = SUCCESS; } - acb->acb_flags &= ~ACB_F_FIRMWARE_TRAP; - acb->acb_flags |= ACB_F_IOP_INITED; - acb->acb_flags &= ~ACB_F_BUS_RESET; - printk(KERN_NOTICE "arcmsr%d: hardware bus reset and reset ok \n", - acb->host->host_no); - /* disable all outbound interrupt */ - intmask_org = arcmsr_disable_outbound_ints(acb); - arcmsr_get_firmware_spec(acb, 1); - /*start background rebuild*/ - arcmsr_start_adapter_bgrb(acb); - /* clear Qbuffer if door bell ringed */ - outbound_doorbell = readl(®->outbound_doorbell); - writel(outbound_doorbell, ®->outbound_doorbell); /*clear interrupt */ - writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK, ®->inbound_doorbell); - /* enable outbound Post Queue,outbound doorbell Interrupt */ - arcmsr_enable_outbound_ints(acb, intmask_org); - atomic_set(&acb->rq_map_token, 16); - init_timer(&acb->eternal_timer); - acb->eternal_timer.expires = jiffies + msecs_to_jiffies(20*HZ); - acb->eternal_timer.data = (unsigned long) acb; - acb->eternal_timer.function = &arcmsr_request_device_map; - add_timer(&acb->eternal_timer); - #endif + break; } + case ACB_ADAPTER_TYPE_C:{ + if (acb->acb_flags & ACB_F_BUS_RESET) { + long timeout; + printk(KERN_ERR "arcmsr: there is an bus reset eh proceeding.......\n"); + timeout = wait_event_timeout(wait_q, (acb->acb_flags & ACB_F_BUS_RESET) == 0, 220*HZ); + if (timeout) { + return SUCCESS; + } + } + acb->acb_flags |= ACB_F_BUS_RESET; + if (!arcmsr_iop_reset(acb)) { + struct MessageUnit_C __iomem *reg; + reg = acb->pmuC; + arcmsr_hardware_reset(acb); + acb->acb_flags &= ~ACB_F_IOP_INITED; +sleep: + arcmsr_sleep_for_bus_reset(cmd); + if ((readl(®->host_diagnostic) & 0x04) != 0) { + printk(KERN_ERR "arcmsr%d: waiting for hw bus reset return, retry=%d \n", acb->host->host_no, retry_count); + if (retry_count > retrycount) { + acb->fw_flag = FW_DEADLOCK; + printk(KERN_ERR "arcmsr%d: waiting for hw bus reset return, RETRY TERMINATED!! \n", acb->host->host_no); + return FAILED; + } + retry_count++; + goto sleep; + } + acb->acb_flags |= ACB_F_IOP_INITED; + /* disable all outbound interrupt */ + intmask_org = arcmsr_disable_outbound_ints(acb); + arcmsr_get_firmware_spec(acb); + arcmsr_start_adapter_bgrb(acb); + /* clear Qbuffer if door bell ringed */ + outbound_doorbell = readl(®->outbound_doorbell); + writel(outbound_doorbell, ®->outbound_doorbell_clear); /*clear interrupt */ + writel(ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK, ®->inbound_doorbell); + /* enable outbound Post Queue,outbound doorbell Interrupt */ + arcmsr_enable_outbound_ints(acb, intmask_org); + atomic_set(&acb->rq_map_token, 16); + atomic_set(&acb->ante_token_value, 16); + acb->fw_flag = FW_NORMAL; + init_timer(&acb->eternal_timer); + acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6 * HZ); + acb->eternal_timer.data = (unsigned long) acb; + acb->eternal_timer.function = &arcmsr_request_device_map; + add_timer(&acb->eternal_timer); + acb->acb_flags &= ~ACB_F_BUS_RESET; + rtn = SUCCESS; + printk(KERN_ERR "arcmsr: scsi bus reset eh returns with success\n"); + } else { + acb->acb_flags &= ~ACB_F_BUS_RESET; + if (atomic_read(&acb->rq_map_token) == 0) { + atomic_set(&acb->rq_map_token, 16); + atomic_set(&acb->ante_token_value, 16); + acb->fw_flag = FW_NORMAL; + init_timer(&acb->eternal_timer); + acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ); + acb->eternal_timer.data = (unsigned long) acb; + acb->eternal_timer.function = &arcmsr_request_device_map; + add_timer(&acb->eternal_timer); + } else { + atomic_set(&acb->rq_map_token, 16); + atomic_set(&acb->ante_token_value, 16); + acb->fw_flag = FW_NORMAL; + mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ)); + } + rtn = SUCCESS; + } break; - case ACB_ADAPTER_TYPE_B: { - } } - } else { - acb->acb_flags &= ~ACB_F_BUS_RESET; } - return SUCCESS; + return rtn; } -static void arcmsr_abort_one_cmd(struct AdapterControlBlock *acb, +static int arcmsr_abort_one_cmd(struct AdapterControlBlock *acb, struct CommandControlBlock *ccb) { - u32 intmask; - - ccb->startdone = ARCMSR_CCB_ABORTED; - - /* - ** Wait for 3 sec for all command done. - */ - ssleep(3); - - intmask = arcmsr_disable_outbound_ints(acb); - arcmsr_polling_ccbdone(acb, ccb); - arcmsr_enable_outbound_ints(acb, intmask); + int rtn; + rtn = arcmsr_polling_ccbdone(acb, ccb); + return rtn; } static int arcmsr_abort(struct scsi_cmnd *cmd) @@ -2625,10 +3112,11 @@ static int arcmsr_abort(struct scsi_cmnd *cmd) struct AdapterControlBlock *acb = (struct AdapterControlBlock *)cmd->device->host->hostdata; int i = 0; - + int rtn = FAILED; printk(KERN_NOTICE "arcmsr%d: abort device command of scsi id = %d lun = %d \n", acb->host->host_no, cmd->device->id, cmd->device->lun); + acb->acb_flags |= ACB_F_ABORT; acb->num_aborts++; /* ************************************************ @@ -2637,17 +3125,18 @@ static int arcmsr_abort(struct scsi_cmnd *cmd) ************************************************ */ if (!atomic_read(&acb->ccboutstandingcount)) - return SUCCESS; + return rtn; for (i = 0; i < ARCMSR_MAX_FREECCB_NUM; i++) { struct CommandControlBlock *ccb = acb->pccb_pool[i]; if (ccb->startdone == ARCMSR_CCB_START && ccb->pcmd == cmd) { - arcmsr_abort_one_cmd(acb, ccb); + ccb->startdone = ARCMSR_CCB_ABORTED; + rtn = arcmsr_abort_one_cmd(acb, ccb); break; } } - - return SUCCESS; + acb->acb_flags &= ~ACB_F_ABORT; + return rtn; } static const char *arcmsr_info(struct Scsi_Host *host) @@ -2657,7 +3146,6 @@ static const char *arcmsr_info(struct Scsi_Host *host) static char buf[256]; char *type; int raid6 = 1; - switch (acb->pdev->device) { case PCI_DEVICE_ID_ARECA_1110: case PCI_DEVICE_ID_ARECA_1200: @@ -2681,6 +3169,7 @@ static const char *arcmsr_info(struct Scsi_Host *host) case PCI_DEVICE_ID_ARECA_1381: case PCI_DEVICE_ID_ARECA_1680: case PCI_DEVICE_ID_ARECA_1681: + case PCI_DEVICE_ID_ARECA_1880: type = "SAS"; break; default: diff --git a/drivers/scsi/be2iscsi/Kconfig b/drivers/scsi/be2iscsi/Kconfig index 2952fcd008ea..84c275fb9f6b 100644 --- a/drivers/scsi/be2iscsi/Kconfig +++ b/drivers/scsi/be2iscsi/Kconfig @@ -1,6 +1,6 @@ config BE2ISCSI tristate "ServerEngines' 10Gbps iSCSI - BladeEngine 2" - depends on PCI && SCSI + depends on PCI && SCSI && NET select SCSI_ISCSI_ATTRS help diff --git a/drivers/scsi/be2iscsi/be.h b/drivers/scsi/be2iscsi/be.h index 136b49cea791..1cb8a5e85c7f 100644 --- a/drivers/scsi/be2iscsi/be.h +++ b/drivers/scsi/be2iscsi/be.h @@ -128,8 +128,8 @@ struct be_ctrl_info { #define mcc_timeout 120000 /* 5s timeout */ /* Returns number of pages spanned by the data starting at the given addr */ -#define PAGES_4K_SPANNED(_address, size) \ - ((u32)((((size_t)(_address) & (PAGE_SIZE_4K - 1)) + \ +#define PAGES_4K_SPANNED(_address, size) \ + ((u32)((((size_t)(_address) & (PAGE_SIZE_4K - 1)) + \ (size) + (PAGE_SIZE_4K - 1)) >> PAGE_SHIFT_4K)) /* Byte offset into the page corresponding to given address */ @@ -137,7 +137,7 @@ struct be_ctrl_info { ((size_t)(addr) & (PAGE_SIZE_4K-1)) /* Returns bit offset within a DWORD of a bitfield */ -#define AMAP_BIT_OFFSET(_struct, field) \ +#define AMAP_BIT_OFFSET(_struct, field) \ (((size_t)&(((_struct *)0)->field))%32) /* Returns the bit mask of the field that is NOT shifted into location. */ diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c index cda6642c7368..7c7537335c88 100644 --- a/drivers/scsi/be2iscsi/be_cmds.c +++ b/drivers/scsi/be2iscsi/be_cmds.c @@ -19,6 +19,86 @@ #include "be_mgmt.h" #include "be_main.h" +int beiscsi_pci_soft_reset(struct beiscsi_hba *phba) +{ + u32 sreset; + u8 *pci_reset_offset = 0; + u8 *pci_online0_offset = 0; + u8 *pci_online1_offset = 0; + u32 pconline0 = 0; + u32 pconline1 = 0; + u32 i; + + pci_reset_offset = (u8 *)phba->pci_va + BE2_SOFT_RESET; + pci_online0_offset = (u8 *)phba->pci_va + BE2_PCI_ONLINE0; + pci_online1_offset = (u8 *)phba->pci_va + BE2_PCI_ONLINE1; + sreset = readl((void *)pci_reset_offset); + sreset |= BE2_SET_RESET; + writel(sreset, (void *)pci_reset_offset); + + i = 0; + while (sreset & BE2_SET_RESET) { + if (i > 64) + break; + msleep(100); + sreset = readl((void *)pci_reset_offset); + i++; + } + + if (sreset & BE2_SET_RESET) { + printk(KERN_ERR "Soft Reset did not deassert\n"); + return -EIO; + } + pconline1 = BE2_MPU_IRAM_ONLINE; + writel(pconline0, (void *)pci_online0_offset); + writel(pconline1, (void *)pci_online1_offset); + + sreset = BE2_SET_RESET; + writel(sreset, (void *)pci_reset_offset); + + i = 0; + while (sreset & BE2_SET_RESET) { + if (i > 64) + break; + msleep(1); + sreset = readl((void *)pci_reset_offset); + i++; + } + if (sreset & BE2_SET_RESET) { + printk(KERN_ERR "MPU Online Soft Reset did not deassert\n"); + return -EIO; + } + return 0; +} + +int be_chk_reset_complete(struct beiscsi_hba *phba) +{ + unsigned int num_loop; + u8 *mpu_sem = 0; + u32 status; + + num_loop = 1000; + mpu_sem = (u8 *)phba->csr_va + MPU_EP_SEMAPHORE; + msleep(5000); + + while (num_loop) { + status = readl((void *)mpu_sem); + + if ((status & 0x80000000) || (status & 0x0000FFFF) == 0xC000) + break; + msleep(60); + num_loop--; + } + + if ((status & 0x80000000) || (!num_loop)) { + printk(KERN_ERR "Failed in be_chk_reset_complete" + "status = 0x%x\n", status); + return -EIO; + } + + return 0; +} + void be_mcc_notify(struct beiscsi_hba *phba) { struct be_queue_info *mccq = &phba->ctrl.mcc_obj.q; @@ -98,7 +178,7 @@ static int be_mcc_compl_process(struct be_ctrl_info *ctrl, dev_err(&ctrl->pdev->dev, "error in cmd completion: status(compl/extd)=%d/%d\n", compl_status, extd_status); - return -1; + return -EBUSY; } return 0; } @@ -151,20 +231,20 @@ void beiscsi_async_link_state_process(struct beiscsi_hba *phba, { switch (evt->port_link_status) { case ASYNC_EVENT_LINK_DOWN: - SE_DEBUG(DBG_LVL_1, "Link Down on Physical Port %d \n", - evt->physical_port); + SE_DEBUG(DBG_LVL_1, "Link Down on Physical Port %d\n", + evt->physical_port); phba->state |= BE_ADAPTER_LINK_DOWN; iscsi_host_for_each_session(phba->shost, be2iscsi_fail_session); break; case ASYNC_EVENT_LINK_UP: phba->state = BE_ADAPTER_UP; - SE_DEBUG(DBG_LVL_1, "Link UP on Physical Port %d \n", + SE_DEBUG(DBG_LVL_1, "Link UP on Physical Port %d\n", evt->physical_port); break; default: SE_DEBUG(DBG_LVL_1, "Unexpected Async Notification %d on" - "Physical Port %d \n", + "Physical Port %d\n", evt->port_link_status, evt->physical_port); } @@ -199,7 +279,7 @@ int beiscsi_process_mcc(struct beiscsi_hba *phba) else SE_DEBUG(DBG_LVL_1, " Unsupported Async Event, flags" - " = 0x%08x \n", compl->flags); + " = 0x%08x\n", compl->flags); } else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) { status = be_mcc_compl_process(ctrl, compl); @@ -231,7 +311,7 @@ static int be_mcc_wait_compl(struct beiscsi_hba *phba) } if (i == mcc_timeout) { dev_err(&phba->pcidev->dev, "mccq poll timed out\n"); - return -1; + return -EBUSY; } return 0; } @@ -257,7 +337,7 @@ static int be_mbox_db_ready_wait(struct be_ctrl_info *ctrl) if (cnt > 6000000) { dev_err(&ctrl->pdev->dev, "mbox_db poll timed out\n"); - return -1; + return -EBUSY; } if (cnt > 50) { @@ -286,7 +366,7 @@ int be_mbox_notify(struct be_ctrl_info *ctrl) status = be_mbox_db_ready_wait(ctrl); if (status != 0) { - SE_DEBUG(DBG_LVL_1, " be_mbox_db_ready_wait failed 1\n"); + SE_DEBUG(DBG_LVL_1, " be_mbox_db_ready_wait failed\n"); return status; } val = 0; @@ -297,19 +377,19 @@ int be_mbox_notify(struct be_ctrl_info *ctrl) status = be_mbox_db_ready_wait(ctrl); if (status != 0) { - SE_DEBUG(DBG_LVL_1, " be_mbox_db_ready_wait failed 2\n"); + SE_DEBUG(DBG_LVL_1, " be_mbox_db_ready_wait failed\n"); return status; } if (be_mcc_compl_is_new(compl)) { status = be_mcc_compl_process(ctrl, &mbox->compl); be_mcc_compl_use(compl); if (status) { - SE_DEBUG(DBG_LVL_1, "After be_mcc_compl_process \n"); + SE_DEBUG(DBG_LVL_1, "After be_mcc_compl_process\n"); return status; } } else { dev_err(&ctrl->pdev->dev, "invalid mailbox completion\n"); - return -1; + return -EBUSY; } return 0; } @@ -355,7 +435,7 @@ static int be_mbox_notify_wait(struct beiscsi_hba *phba) return status; } else { dev_err(&phba->pcidev->dev, "invalid mailbox completion\n"); - return -1; + return -EBUSY; } return 0; } @@ -500,7 +580,7 @@ int be_cmd_fw_initialize(struct be_ctrl_info *ctrl) status = be_mbox_notify(ctrl); if (status) - SE_DEBUG(DBG_LVL_1, "be_cmd_fw_initialize Failed \n"); + SE_DEBUG(DBG_LVL_1, "be_cmd_fw_initialize Failed\n"); spin_unlock(&ctrl->mbox_lock); return status; @@ -517,7 +597,7 @@ int beiscsi_cmd_cq_create(struct be_ctrl_info *ctrl, void *ctxt = &req->context; int status; - SE_DEBUG(DBG_LVL_8, "In beiscsi_cmd_cq_create \n"); + SE_DEBUG(DBG_LVL_8, "In beiscsi_cmd_cq_create\n"); spin_lock(&ctrl->mbox_lock); memset(wrb, 0, sizeof(*wrb)); @@ -550,7 +630,7 @@ int beiscsi_cmd_cq_create(struct be_ctrl_info *ctrl, cq->id = le16_to_cpu(resp->cq_id); cq->created = true; } else - SE_DEBUG(DBG_LVL_1, "In be_cmd_cq_create, status=ox%08x \n", + SE_DEBUG(DBG_LVL_1, "In be_cmd_cq_create, status=ox%08x\n", status); spin_unlock(&ctrl->mbox_lock); @@ -619,7 +699,7 @@ int beiscsi_cmd_q_destroy(struct be_ctrl_info *ctrl, struct be_queue_info *q, u8 subsys = 0, opcode = 0; int status; - SE_DEBUG(DBG_LVL_8, "In beiscsi_cmd_q_destroy \n"); + SE_DEBUG(DBG_LVL_8, "In beiscsi_cmd_q_destroy\n"); spin_lock(&ctrl->mbox_lock); memset(wrb, 0, sizeof(*wrb)); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -652,7 +732,7 @@ int beiscsi_cmd_q_destroy(struct be_ctrl_info *ctrl, struct be_queue_info *q, default: spin_unlock(&ctrl->mbox_lock); BUG(); - return -1; + return -ENXIO; } be_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req)); if (queue_type != QTYPE_SGL) diff --git a/drivers/scsi/be2iscsi/be_cmds.h b/drivers/scsi/be2iscsi/be_cmds.h index 49fcc787ee8b..40641d0845f4 100644 --- a/drivers/scsi/be2iscsi/be_cmds.h +++ b/drivers/scsi/be2iscsi/be_cmds.h @@ -47,8 +47,8 @@ struct be_mcc_wrb { #define CQE_FLAGS_VALID_MASK (1 << 31) #define CQE_FLAGS_ASYNC_MASK (1 << 30) -#define CQE_FLAGS_COMPLETED_MASK (1 << 28) -#define CQE_FLAGS_CONSUMED_MASK (1 << 27) +#define CQE_FLAGS_COMPLETED_MASK (1 << 28) +#define CQE_FLAGS_CONSUMED_MASK (1 << 27) /* Completion Status */ #define MCC_STATUS_SUCCESS 0x0 @@ -56,7 +56,7 @@ struct be_mcc_wrb { #define CQE_STATUS_COMPL_MASK 0xFFFF #define CQE_STATUS_COMPL_SHIFT 0 /* bits 0 - 15 */ #define CQE_STATUS_EXTD_MASK 0xFFFF -#define CQE_STATUS_EXTD_SHIFT 0 /* bits 0 - 15 */ +#define CQE_STATUS_EXTD_SHIFT 16 /* bits 0 - 15 */ struct be_mcc_compl { u32 status; /* dword 0 */ @@ -143,14 +143,14 @@ struct be_mcc_mailbox { */ #define OPCODE_COMMON_CQ_CREATE 12 #define OPCODE_COMMON_EQ_CREATE 13 -#define OPCODE_COMMON_MCC_CREATE 21 -#define OPCODE_COMMON_GET_CNTL_ATTRIBUTES 32 +#define OPCODE_COMMON_MCC_CREATE 21 +#define OPCODE_COMMON_GET_CNTL_ATTRIBUTES 32 #define OPCODE_COMMON_GET_FW_VERSION 35 #define OPCODE_COMMON_MODIFY_EQ_DELAY 41 #define OPCODE_COMMON_FIRMWARE_CONFIG 42 -#define OPCODE_COMMON_MCC_DESTROY 53 -#define OPCODE_COMMON_CQ_DESTROY 54 -#define OPCODE_COMMON_EQ_DESTROY 55 +#define OPCODE_COMMON_MCC_DESTROY 53 +#define OPCODE_COMMON_CQ_DESTROY 54 +#define OPCODE_COMMON_EQ_DESTROY 55 #define OPCODE_COMMON_QUERY_FIRMWARE_CONFIG 58 #define OPCODE_COMMON_FUNCTION_RESET 61 @@ -164,9 +164,9 @@ struct be_mcc_mailbox { #define OPCODE_COMMON_ISCSI_NTWK_GET_NIC_CONFIG 7 #define OPCODE_COMMON_ISCSI_SET_FRAGNUM_BITS_FOR_SGL_CRA 61 #define OPCODE_COMMON_ISCSI_DEFQ_CREATE 64 -#define OPCODE_COMMON_ISCSI_DEFQ_DESTROY 65 +#define OPCODE_COMMON_ISCSI_DEFQ_DESTROY 65 #define OPCODE_COMMON_ISCSI_WRBQ_CREATE 66 -#define OPCODE_COMMON_ISCSI_WRBQ_DESTROY 67 +#define OPCODE_COMMON_ISCSI_WRBQ_DESTROY 67 struct be_cmd_req_hdr { u8 opcode; /* dword 0 */ @@ -423,7 +423,7 @@ int beiscsi_cmd_mccq_create(struct beiscsi_hba *phba, struct be_queue_info *cq); int be_poll_mcc(struct be_ctrl_info *ctrl); -unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl, +int mgmt_check_supported_fw(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba); unsigned int be_cmd_get_mac_addr(struct beiscsi_hba *phba); void free_mcc_tag(struct be_ctrl_info *ctrl, unsigned int tag); @@ -875,7 +875,7 @@ struct be_fw_cfg { */ #define UNSOL_HDR_NOTIFY 28 /* Unsolicited header notify.*/ #define UNSOL_DATA_NOTIFY 29 /* Unsolicited data notify.*/ -#define UNSOL_DATA_DIGEST_ERROR_NOTIFY 30 /* Unsolicited data digest +#define UNSOL_DATA_DIGEST_ERROR_NOTIFY 30 /* Unsolicited data digest * error notify. */ #define DRIVERMSG_NOTIFY 31 /* TCP acknowledge based @@ -901,6 +901,9 @@ struct be_fw_cfg { * the cxn */ +int beiscsi_pci_soft_reset(struct beiscsi_hba *phba); +int be_chk_reset_complete(struct beiscsi_hba *phba); + void be_wrb_hdr_prepare(struct be_mcc_wrb *wrb, int payload_len, bool embedded, u8 sge_cnt); diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c index c3928cb8b042..6d63e7b312cf 100644 --- a/drivers/scsi/be2iscsi/be_iscsi.c +++ b/drivers/scsi/be2iscsi/be_iscsi.c @@ -52,7 +52,7 @@ struct iscsi_cls_session *beiscsi_session_create(struct iscsi_endpoint *ep, SE_DEBUG(DBG_LVL_8, "In beiscsi_session_create\n"); if (!ep) { - SE_DEBUG(DBG_LVL_1, "beiscsi_session_create: invalid ep \n"); + SE_DEBUG(DBG_LVL_1, "beiscsi_session_create: invalid ep\n"); return NULL; } beiscsi_ep = ep->dd_data; @@ -157,7 +157,7 @@ static int beiscsi_bindconn_cid(struct beiscsi_hba *phba, "Connection table already occupied. Detected clash\n"); return -EINVAL; } else { - SE_DEBUG(DBG_LVL_8, "phba->conn_table[%d]=%p(beiscsi_conn) \n", + SE_DEBUG(DBG_LVL_8, "phba->conn_table[%d]=%p(beiscsi_conn)\n", cid, beiscsi_conn); phba->conn_table[cid] = beiscsi_conn; } @@ -196,7 +196,7 @@ int beiscsi_conn_bind(struct iscsi_cls_session *cls_session, if (beiscsi_ep->phba != phba) { SE_DEBUG(DBG_LVL_8, - "beiscsi_ep->hba=%p not equal to phba=%p \n", + "beiscsi_ep->hba=%p not equal to phba=%p\n", beiscsi_ep->phba, phba); return -EEXIST; } @@ -204,7 +204,7 @@ int beiscsi_conn_bind(struct iscsi_cls_session *cls_session, beiscsi_conn->beiscsi_conn_cid = beiscsi_ep->ep_cid; beiscsi_conn->ep = beiscsi_ep; beiscsi_ep->conn = beiscsi_conn; - SE_DEBUG(DBG_LVL_8, "beiscsi_conn=%p conn=%p ep_cid=%d \n", + SE_DEBUG(DBG_LVL_8, "beiscsi_conn=%p conn=%p ep_cid=%d\n", beiscsi_conn, conn, beiscsi_ep->ep_cid); return beiscsi_bindconn_cid(phba, beiscsi_conn, beiscsi_ep->ep_cid); } @@ -230,7 +230,7 @@ int beiscsi_conn_get_param(struct iscsi_cls_conn *cls_conn, if (!beiscsi_ep) { SE_DEBUG(DBG_LVL_1, "In beiscsi_conn_get_param , no beiscsi_ep\n"); - return -1; + return -ENODEV; } switch (param) { @@ -277,6 +277,10 @@ int beiscsi_set_param(struct iscsi_cls_conn *cls_conn, if (session->max_burst > 262144) session->max_burst = 262144; break; + case ISCSI_PARAM_MAX_XMIT_DLENGTH: + if ((conn->max_xmit_dlength > 65536) || + (conn->max_xmit_dlength == 0)) + conn->max_xmit_dlength = 65536; default: return 0; } @@ -308,8 +312,8 @@ int beiscsi_get_host_param(struct Scsi_Host *shost, case ISCSI_HOST_PARAM_HWADDRESS: tag = be_cmd_get_mac_addr(phba); if (!tag) { - SE_DEBUG(DBG_LVL_1, "be_cmd_get_mac_addr Failed \n"); - return -1; + SE_DEBUG(DBG_LVL_1, "be_cmd_get_mac_addr Failed\n"); + return -EAGAIN; } else wait_event_interruptible(phba->ctrl.mcc_wait[tag], phba->ctrl.mcc_numtag[tag]); @@ -319,10 +323,10 @@ int beiscsi_get_host_param(struct Scsi_Host *shost, status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; if (status || extd_status) { SE_DEBUG(DBG_LVL_1, "be_cmd_get_mac_addr Failed" - " status = %d extd_status = %d \n", + " status = %d extd_status = %d\n", status, extd_status); free_mcc_tag(&phba->ctrl, tag); - return -1; + return -EAGAIN; } else { wrb = queue_get_wrb(mccq, wrb_num); free_mcc_tag(&phba->ctrl, tag); @@ -442,6 +446,31 @@ static int beiscsi_get_cid(struct beiscsi_hba *phba) } /** + * beiscsi_put_cid - Free the cid + * @phba: The phba for which the cid is being freed + * @cid: The cid to free + */ +static void beiscsi_put_cid(struct beiscsi_hba *phba, unsigned short cid) +{ + phba->avlbl_cids++; + phba->cid_array[phba->cid_free++] = cid; + if (phba->cid_free == phba->params.cxns_per_ctrl) + phba->cid_free = 0; +} + +/** + * beiscsi_free_ep - free endpoint + * @ep: pointer to iscsi endpoint structure + */ +static void beiscsi_free_ep(struct beiscsi_endpoint *beiscsi_ep) +{ + struct beiscsi_hba *phba = beiscsi_ep->phba; + + beiscsi_put_cid(phba, beiscsi_ep->ep_cid); + beiscsi_ep->phba = NULL; +} + +/** * beiscsi_open_conn - Ask FW to open a TCP connection * @ep: endpoint to be used * @src_addr: The source IP address @@ -459,8 +488,9 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, struct be_mcc_wrb *wrb; struct tcp_connect_and_offload_out *ptcpcnct_out; unsigned short status, extd_status; + struct be_dma_mem nonemb_cmd; unsigned int tag, wrb_num; - int ret = -1; + int ret = -ENOMEM; SE_DEBUG(DBG_LVL_8, "In beiscsi_open_conn\n"); beiscsi_ep->ep_cid = beiscsi_get_cid(phba); @@ -468,22 +498,39 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, SE_DEBUG(DBG_LVL_1, "No free cid available\n"); return ret; } - SE_DEBUG(DBG_LVL_8, "In beiscsi_open_conn, ep_cid=%d ", + SE_DEBUG(DBG_LVL_8, "In beiscsi_open_conn, ep_cid=%d\n", beiscsi_ep->ep_cid); phba->ep_array[beiscsi_ep->ep_cid - phba->fw_config.iscsi_cid_start] = ep; if (beiscsi_ep->ep_cid > (phba->fw_config.iscsi_cid_start + phba->params.cxns_per_ctrl * 2)) { SE_DEBUG(DBG_LVL_1, "Failed in allocate iscsi cid\n"); - return ret; + beiscsi_put_cid(phba, beiscsi_ep->ep_cid); + goto free_ep; } beiscsi_ep->cid_vld = 0; - tag = mgmt_open_connection(phba, dst_addr, beiscsi_ep); + nonemb_cmd.va = pci_alloc_consistent(phba->ctrl.pdev, + sizeof(struct tcp_connect_and_offload_in), + &nonemb_cmd.dma); + if (nonemb_cmd.va == NULL) { + SE_DEBUG(DBG_LVL_1, + "Failed to allocate memory for mgmt_open_connection" + "\n"); + beiscsi_put_cid(phba, beiscsi_ep->ep_cid); + return -ENOMEM; + } + nonemb_cmd.size = sizeof(struct tcp_connect_and_offload_in); + memset(nonemb_cmd.va, 0, nonemb_cmd.size); + tag = mgmt_open_connection(phba, dst_addr, beiscsi_ep, &nonemb_cmd); if (!tag) { SE_DEBUG(DBG_LVL_1, - "mgmt_open_connection Failed for cid=%d \n", + "mgmt_open_connection Failed for cid=%d\n", beiscsi_ep->ep_cid); + beiscsi_put_cid(phba, beiscsi_ep->ep_cid); + pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); + return -EAGAIN; } else { wait_event_interruptible(phba->ctrl.mcc_wait[tag], phba->ctrl.mcc_numtag[tag]); @@ -493,46 +540,31 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep, status = phba->ctrl.mcc_numtag[tag] & 0x000000FF; if (status || extd_status) { SE_DEBUG(DBG_LVL_1, "mgmt_open_connection Failed" - " status = %d extd_status = %d \n", + " status = %d extd_status = %d\n", status, extd_status); + beiscsi_put_cid(phba, beiscsi_ep->ep_cid); free_mcc_tag(&phba->ctrl, tag); - return -1; + pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); + goto free_ep; } else { wrb = queue_get_wrb(mccq, wrb_num); free_mcc_tag(&phba->ctrl, tag); - ptcpcnct_out = embedded_payload(wrb); + ptcpcnct_out = embedded_payload(wrb); beiscsi_ep = ep->dd_data; beiscsi_ep->fw_handle = ptcpcnct_out->connection_handle; beiscsi_ep->cid_vld = 1; SE_DEBUG(DBG_LVL_8, "mgmt_open_connection Success\n"); } + beiscsi_put_cid(phba, beiscsi_ep->ep_cid); + pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); return 0; -} - -/** - * beiscsi_put_cid - Free the cid - * @phba: The phba for which the cid is being freed - * @cid: The cid to free - */ -static void beiscsi_put_cid(struct beiscsi_hba *phba, unsigned short cid) -{ - phba->avlbl_cids++; - phba->cid_array[phba->cid_free++] = cid; - if (phba->cid_free == phba->params.cxns_per_ctrl) - phba->cid_free = 0; -} - -/** - * beiscsi_free_ep - free endpoint - * @ep: pointer to iscsi endpoint structure - */ -static void beiscsi_free_ep(struct beiscsi_endpoint *beiscsi_ep) -{ - struct beiscsi_hba *phba = beiscsi_ep->phba; - beiscsi_put_cid(phba, beiscsi_ep->ep_cid); - beiscsi_ep->phba = NULL; +free_ep: + beiscsi_free_ep(beiscsi_ep); + return -EBUSY; } /** @@ -552,18 +584,18 @@ beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr, struct iscsi_endpoint *ep; int ret; - SE_DEBUG(DBG_LVL_8, "In beiscsi_ep_connect \n"); + SE_DEBUG(DBG_LVL_8, "In beiscsi_ep_connect\n"); if (shost) phba = iscsi_host_priv(shost); else { ret = -ENXIO; - SE_DEBUG(DBG_LVL_1, "shost is NULL \n"); + SE_DEBUG(DBG_LVL_1, "shost is NULL\n"); return ERR_PTR(ret); } if (phba->state != BE_ADAPTER_UP) { ret = -EBUSY; - SE_DEBUG(DBG_LVL_1, "The Adapter state is Not UP \n"); + SE_DEBUG(DBG_LVL_1, "The Adapter state is Not UP\n"); return ERR_PTR(ret); } @@ -576,16 +608,16 @@ beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr, beiscsi_ep = ep->dd_data; beiscsi_ep->phba = phba; beiscsi_ep->openiscsi_ep = ep; - if (beiscsi_open_conn(ep, NULL, dst_addr, non_blocking)) { - SE_DEBUG(DBG_LVL_1, "Failed in beiscsi_open_conn \n"); - ret = -ENOMEM; + ret = beiscsi_open_conn(ep, NULL, dst_addr, non_blocking); + if (ret) { + SE_DEBUG(DBG_LVL_1, "Failed in beiscsi_open_conn\n"); goto free_ep; } return ep; free_ep: - beiscsi_free_ep(beiscsi_ep); + iscsi_destroy_endpoint(ep); return ERR_PTR(ret); } @@ -620,9 +652,9 @@ static int beiscsi_close_conn(struct beiscsi_endpoint *beiscsi_ep, int flag) tag = mgmt_upload_connection(phba, beiscsi_ep->ep_cid, flag); if (!tag) { - SE_DEBUG(DBG_LVL_8, "upload failed for cid 0x%x", + SE_DEBUG(DBG_LVL_8, "upload failed for cid 0x%x\n", beiscsi_ep->ep_cid); - ret = -1; + ret = -EAGAIN; } else { wait_event_interruptible(phba->ctrl.mcc_wait[tag], phba->ctrl.mcc_numtag[tag]); @@ -632,30 +664,6 @@ static int beiscsi_close_conn(struct beiscsi_endpoint *beiscsi_ep, int flag) } /** - * beiscsi_ep_disconnect - Tears down the TCP connection - * @ep: endpoint to be used - * - * Tears down the TCP connection - */ -void beiscsi_ep_disconnect(struct iscsi_endpoint *ep) -{ - struct beiscsi_conn *beiscsi_conn; - struct beiscsi_endpoint *beiscsi_ep; - struct beiscsi_hba *phba; - - beiscsi_ep = ep->dd_data; - phba = beiscsi_ep->phba; - SE_DEBUG(DBG_LVL_8, "In beiscsi_ep_disconnect for ep_cid = %d\n", - beiscsi_ep->ep_cid); - - if (beiscsi_ep->conn) { - beiscsi_conn = beiscsi_ep->conn; - iscsi_suspend_queue(beiscsi_conn->conn); - } - -} - -/** * beiscsi_unbind_conn_to_cid - Unbind the beiscsi_conn from phba conn table * @phba: The phba instance * @cid: The cid to free @@ -666,50 +674,57 @@ static int beiscsi_unbind_conn_to_cid(struct beiscsi_hba *phba, if (phba->conn_table[cid]) phba->conn_table[cid] = NULL; else { - SE_DEBUG(DBG_LVL_8, "Connection table Not occupied. \n"); + SE_DEBUG(DBG_LVL_8, "Connection table Not occupied.\n"); return -EINVAL; } return 0; } /** - * beiscsi_conn_stop - Invalidate and stop the connection - * @cls_conn: pointer to get iscsi_conn - * @flag: The type of connection closure + * beiscsi_ep_disconnect - Tears down the TCP connection + * @ep: endpoint to be used + * + * Tears down the TCP connection */ -void beiscsi_conn_stop(struct iscsi_cls_conn *cls_conn, int flag) +void beiscsi_ep_disconnect(struct iscsi_endpoint *ep) { - struct iscsi_conn *conn = cls_conn->dd_data; - struct beiscsi_conn *beiscsi_conn = conn->dd_data; + struct beiscsi_conn *beiscsi_conn; struct beiscsi_endpoint *beiscsi_ep; - struct iscsi_session *session = conn->session; - struct Scsi_Host *shost = iscsi_session_to_shost(session->cls_session); - struct beiscsi_hba *phba = iscsi_host_priv(shost); + struct beiscsi_hba *phba; unsigned int tag; unsigned short savecfg_flag = CMD_ISCSI_SESSION_SAVE_CFG_ON_FLASH; - beiscsi_ep = beiscsi_conn->ep; - if (!beiscsi_ep) { - SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_stop , no beiscsi_ep\n"); + beiscsi_ep = ep->dd_data; + phba = beiscsi_ep->phba; + SE_DEBUG(DBG_LVL_8, "In beiscsi_ep_disconnect for ep_cid = %d\n", + beiscsi_ep->ep_cid); + + if (!beiscsi_ep->conn) { + SE_DEBUG(DBG_LVL_8, "In beiscsi_ep_disconnect, no " + "beiscsi_ep\n"); return; } - SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_stop ep_cid = %d\n", - beiscsi_ep->ep_cid); + beiscsi_conn = beiscsi_ep->conn; + iscsi_suspend_queue(beiscsi_conn->conn); + + SE_DEBUG(DBG_LVL_8, "In beiscsi_ep_disconnect ep_cid = %d\n", + beiscsi_ep->ep_cid); + tag = mgmt_invalidate_connection(phba, beiscsi_ep, beiscsi_ep->ep_cid, 1, savecfg_flag); if (!tag) { SE_DEBUG(DBG_LVL_1, - "mgmt_invalidate_connection Failed for cid=%d \n", + "mgmt_invalidate_connection Failed for cid=%d\n", beiscsi_ep->ep_cid); } else { wait_event_interruptible(phba->ctrl.mcc_wait[tag], phba->ctrl.mcc_numtag[tag]); free_mcc_tag(&phba->ctrl, tag); } + beiscsi_close_conn(beiscsi_ep, CONNECTION_UPLOAD_GRACEFUL); beiscsi_free_ep(beiscsi_ep); - iscsi_destroy_endpoint(beiscsi_ep->openiscsi_ep); beiscsi_unbind_conn_to_cid(phba, beiscsi_ep->ep_cid); - iscsi_conn_stop(cls_conn, flag); + iscsi_destroy_endpoint(beiscsi_ep->openiscsi_ep); } diff --git a/drivers/scsi/be2iscsi/be_iscsi.h b/drivers/scsi/be2iscsi/be_iscsi.h index 1f512c28cbf9..870cdb2a73e4 100644 --- a/drivers/scsi/be2iscsi/be_iscsi.h +++ b/drivers/scsi/be2iscsi/be_iscsi.h @@ -59,8 +59,6 @@ int beiscsi_set_param(struct iscsi_cls_conn *cls_conn, int beiscsi_conn_start(struct iscsi_cls_conn *cls_conn); -void beiscsi_conn_stop(struct iscsi_cls_conn *cls_conn, int flag); - struct iscsi_endpoint *beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr, int non_blocking); diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index dd5b105f8f47..7436c5ad5697 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -41,6 +41,8 @@ static unsigned int be_iopoll_budget = 10; static unsigned int be_max_phys_size = 64; static unsigned int enable_msix = 1; +static unsigned int gcrashmode = 0; +static unsigned int num_hba = 0; MODULE_DEVICE_TABLE(pci, beiscsi_pci_id_table); MODULE_DESCRIPTION(DRV_DESC " " BUILD_STR); @@ -69,6 +71,7 @@ static int beiscsi_eh_abort(struct scsi_cmnd *sc) struct beiscsi_hba *phba; struct iscsi_session *session; struct invalidate_command_table *inv_tbl; + struct be_dma_mem nonemb_cmd; unsigned int cid, tag, num_invalidate; cls_session = starget_to_session(scsi_target(sc->device)); @@ -99,18 +102,34 @@ static int beiscsi_eh_abort(struct scsi_cmnd *sc) inv_tbl->cid = cid; inv_tbl->icd = aborted_io_task->psgl_handle->sgl_index; num_invalidate = 1; - tag = mgmt_invalidate_icds(phba, inv_tbl, num_invalidate, cid); + nonemb_cmd.va = pci_alloc_consistent(phba->ctrl.pdev, + sizeof(struct invalidate_commands_params_in), + &nonemb_cmd.dma); + if (nonemb_cmd.va == NULL) { + SE_DEBUG(DBG_LVL_1, + "Failed to allocate memory for" + "mgmt_invalidate_icds\n"); + return FAILED; + } + nonemb_cmd.size = sizeof(struct invalidate_commands_params_in); + + tag = mgmt_invalidate_icds(phba, inv_tbl, num_invalidate, + cid, &nonemb_cmd); if (!tag) { shost_printk(KERN_WARNING, phba->shost, "mgmt_invalidate_icds could not be" " submitted\n"); + pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); + return FAILED; } else { wait_event_interruptible(phba->ctrl.mcc_wait[tag], phba->ctrl.mcc_numtag[tag]); free_mcc_tag(&phba->ctrl, tag); } - + pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); return iscsi_eh_abort(sc); } @@ -124,6 +143,7 @@ static int beiscsi_eh_device_reset(struct scsi_cmnd *sc) struct iscsi_session *session; struct iscsi_cls_session *cls_session; struct invalidate_command_table *inv_tbl; + struct be_dma_mem nonemb_cmd; unsigned int cid, tag, i, num_invalidate; int rc = FAILED; @@ -158,18 +178,33 @@ static int beiscsi_eh_device_reset(struct scsi_cmnd *sc) spin_unlock_bh(&session->lock); inv_tbl = phba->inv_tbl; - tag = mgmt_invalidate_icds(phba, inv_tbl, num_invalidate, cid); + nonemb_cmd.va = pci_alloc_consistent(phba->ctrl.pdev, + sizeof(struct invalidate_commands_params_in), + &nonemb_cmd.dma); + if (nonemb_cmd.va == NULL) { + SE_DEBUG(DBG_LVL_1, + "Failed to allocate memory for" + "mgmt_invalidate_icds\n"); + return FAILED; + } + nonemb_cmd.size = sizeof(struct invalidate_commands_params_in); + memset(nonemb_cmd.va, 0, nonemb_cmd.size); + tag = mgmt_invalidate_icds(phba, inv_tbl, num_invalidate, + cid, &nonemb_cmd); if (!tag) { shost_printk(KERN_WARNING, phba->shost, "mgmt_invalidate_icds could not be" " submitted\n"); + pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); return FAILED; } else { wait_event_interruptible(phba->ctrl.mcc_wait[tag], phba->ctrl.mcc_numtag[tag]); free_mcc_tag(&phba->ctrl, tag); } - + pci_free_consistent(phba->ctrl.pdev, nonemb_cmd.size, + nonemb_cmd.va, nonemb_cmd.dma); return iscsi_eh_device_reset(sc); unlock: spin_unlock_bh(&session->lock); @@ -216,7 +251,7 @@ static struct beiscsi_hba *beiscsi_hba_alloc(struct pci_dev *pcidev) shost = iscsi_host_alloc(&beiscsi_sht, sizeof(*phba), 0); if (!shost) { dev_err(&pcidev->dev, "beiscsi_hba_alloc -" - "iscsi_host_alloc failed \n"); + "iscsi_host_alloc failed\n"); return NULL; } shost->dma_boundary = pcidev->dma_mask; @@ -371,7 +406,7 @@ static void beiscsi_get_params(struct beiscsi_hba *phba) + BE2_TMFS) / 512) + 1) * 512; phba->params.num_eq_entries = (phba->params.num_eq_entries < 1024) ? 1024 : phba->params.num_eq_entries; - SE_DEBUG(DBG_LVL_8, "phba->params.num_eq_entries=%d \n", + SE_DEBUG(DBG_LVL_8, "phba->params.num_eq_entries=%d\n", phba->params.num_eq_entries); phba->params.num_cq_entries = (((BE2_CMDS_PER_CXN * 2 + phba->fw_config.iscsi_cid_count * 2 @@ -616,7 +651,7 @@ static int beiscsi_init_irqs(struct beiscsi_hba *phba) struct pci_dev *pcidev = phba->pcidev; struct hwi_controller *phwi_ctrlr; struct hwi_context_memory *phwi_context; - int ret, msix_vec, i = 0; + int ret, msix_vec, i, j; char desc[32]; phwi_ctrlr = phba->phwi_ctrlr; @@ -628,10 +663,25 @@ static int beiscsi_init_irqs(struct beiscsi_hba *phba) msix_vec = phba->msix_entries[i].vector; ret = request_irq(msix_vec, be_isr_msix, 0, desc, &phwi_context->be_eq[i]); + if (ret) { + shost_printk(KERN_ERR, phba->shost, + "beiscsi_init_irqs-Failed to" + "register msix for i = %d\n", i); + if (!i) + return ret; + goto free_msix_irqs; + } } msix_vec = phba->msix_entries[i].vector; ret = request_irq(msix_vec, be_isr_mcc, 0, "beiscsi_msix_mcc", &phwi_context->be_eq[i]); + if (ret) { + shost_printk(KERN_ERR, phba->shost, "beiscsi_init_irqs-" + "Failed to register beiscsi_msix_mcc\n"); + i++; + goto free_msix_irqs; + } + } else { ret = request_irq(pcidev->irq, be_isr, IRQF_SHARED, "beiscsi", phba); @@ -642,6 +692,10 @@ static int beiscsi_init_irqs(struct beiscsi_hba *phba) } } return 0; +free_msix_irqs: + for (j = i - 1; j == 0; j++) + free_irq(msix_vec, &phwi_context->be_eq[j]); + return ret; } static void hwi_ring_cq_db(struct beiscsi_hba *phba, @@ -692,7 +746,7 @@ beiscsi_process_async_pdu(struct beiscsi_conn *beiscsi_conn, break; default: shost_printk(KERN_WARNING, phba->shost, - "Unrecognized opcode 0x%x in async msg \n", + "Unrecognized opcode 0x%x in async msg\n", (ppdu-> dw[offsetof(struct amap_pdu_base, opcode) / 32] & PDUBASE_OPCODE_MASK)); @@ -711,7 +765,7 @@ static struct sgl_handle *alloc_io_sgl_handle(struct beiscsi_hba *phba) if (phba->io_sgl_hndl_avbl) { SE_DEBUG(DBG_LVL_8, - "In alloc_io_sgl_handle,io_sgl_alloc_index=%d \n", + "In alloc_io_sgl_handle,io_sgl_alloc_index=%d\n", phba->io_sgl_alloc_index); psgl_handle = phba->io_sgl_hndl_base[phba-> io_sgl_alloc_index]; @@ -730,7 +784,7 @@ static struct sgl_handle *alloc_io_sgl_handle(struct beiscsi_hba *phba) static void free_io_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle) { - SE_DEBUG(DBG_LVL_8, "In free_,io_sgl_free_index=%d \n", + SE_DEBUG(DBG_LVL_8, "In free_,io_sgl_free_index=%d\n", phba->io_sgl_free_index); if (phba->io_sgl_hndl_base[phba->io_sgl_free_index]) { /* @@ -739,7 +793,7 @@ free_io_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle) */ SE_DEBUG(DBG_LVL_8, "Double Free in IO SGL io_sgl_free_index=%d," - "value there=%p \n", phba->io_sgl_free_index, + "value there=%p\n", phba->io_sgl_free_index, phba->io_sgl_hndl_base[phba->io_sgl_free_index]); return; } @@ -804,7 +858,7 @@ free_wrb_handle(struct beiscsi_hba *phba, struct hwi_wrb_context *pwrb_context, SE_DEBUG(DBG_LVL_8, "FREE WRB: pwrb_handle=%p free_index=0x%x" - "wrb_handles_available=%d \n", + "wrb_handles_available=%d\n", pwrb_handle, pwrb_context->free_index, pwrb_context->wrb_handles_available); } @@ -816,7 +870,7 @@ static struct sgl_handle *alloc_mgmt_sgl_handle(struct beiscsi_hba *phba) if (phba->eh_sgl_hndl_avbl) { psgl_handle = phba->eh_sgl_hndl_base[phba->eh_sgl_alloc_index]; phba->eh_sgl_hndl_base[phba->eh_sgl_alloc_index] = NULL; - SE_DEBUG(DBG_LVL_8, "mgmt_sgl_alloc_index=%d=0x%x \n", + SE_DEBUG(DBG_LVL_8, "mgmt_sgl_alloc_index=%d=0x%x\n", phba->eh_sgl_alloc_index, phba->eh_sgl_alloc_index); phba->eh_sgl_hndl_avbl--; if (phba->eh_sgl_alloc_index == @@ -834,7 +888,7 @@ void free_mgmt_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle) { - SE_DEBUG(DBG_LVL_8, "In free_mgmt_sgl_handle,eh_sgl_free_index=%d \n", + SE_DEBUG(DBG_LVL_8, "In free_mgmt_sgl_handle,eh_sgl_free_index=%d\n", phba->eh_sgl_free_index); if (phba->eh_sgl_hndl_base[phba->eh_sgl_free_index]) { /* @@ -842,7 +896,7 @@ free_mgmt_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle) * failed in xmit_task or alloc_pdu. */ SE_DEBUG(DBG_LVL_8, - "Double Free in eh SGL ,eh_sgl_free_index=%d \n", + "Double Free in eh SGL ,eh_sgl_free_index=%d\n", phba->eh_sgl_free_index); return; } @@ -1081,7 +1135,7 @@ static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn, case HWH_TYPE_LOGIN: SE_DEBUG(DBG_LVL_1, "\t\t No HWH_TYPE_LOGIN Expected in hwi_complete_cmd" - "- Solicited path \n"); + "- Solicited path\n"); break; case HWH_TYPE_NOP: @@ -1164,7 +1218,7 @@ hwi_get_async_handle(struct beiscsi_hba *phba, default: pbusy_list = NULL; shost_printk(KERN_WARNING, phba->shost, - "Unexpected code=%d \n", + "Unexpected code=%d\n", pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe, code) / 32] & PDUCQE_CODE_MASK); return NULL; @@ -1552,7 +1606,7 @@ static void beiscsi_process_mcc_isr(struct beiscsi_hba *phba) else SE_DEBUG(DBG_LVL_1, " Unsupported Async Event, flags" - " = 0x%08x \n", mcc_compl->flags); + " = 0x%08x\n", mcc_compl->flags); } else if (mcc_compl->flags & CQE_FLAGS_COMPLETED_MASK) { be_mcc_compl_process_isr(&phba->ctrl, mcc_compl); atomic_dec(&phba->ctrl.mcc_obj.q.used); @@ -1611,7 +1665,7 @@ static unsigned int beiscsi_process_cq(struct be_eq_obj *pbe_eq) hwi_complete_cmd(beiscsi_conn, phba, sol); break; case DRIVERMSG_NOTIFY: - SE_DEBUG(DBG_LVL_8, "Received DRIVERMSG_NOTIFY \n"); + SE_DEBUG(DBG_LVL_8, "Received DRIVERMSG_NOTIFY\n"); dmsg = (struct dmsg_cqe *)sol; hwi_complete_drvr_msgs(beiscsi_conn, phba, sol); break; @@ -1782,9 +1836,9 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg, sg_len = sg_dma_len(sg); addr = (u64) sg_dma_address(sg); AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_lo, pwrb, - (addr & 0xFFFFFFFF)); + ((u32)(addr & 0xFFFFFFFF))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_hi, pwrb, - (addr >> 32)); + ((u32)(addr >> 32))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_len, pwrb, sg_len); sge_len = sg_len; @@ -1794,9 +1848,9 @@ hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg, sg_len = sg_dma_len(sg); addr = (u64) sg_dma_address(sg); AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_addr_lo, pwrb, - (addr & 0xFFFFFFFF)); + ((u32)(addr & 0xFFFFFFFF))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_addr_hi, pwrb, - (addr >> 32)); + ((u32)(addr >> 32))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_len, pwrb, sg_len); } @@ -1872,9 +1926,9 @@ static void hwi_write_buffer(struct iscsi_wrb *pwrb, struct iscsi_task *task) addr = 0; } AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_lo, pwrb, - (addr & 0xFFFFFFFF)); + ((u32)(addr & 0xFFFFFFFF))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_hi, pwrb, - (addr >> 32)); + ((u32)(addr >> 32))); AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_len, pwrb, task->data_count); @@ -1904,9 +1958,9 @@ static void hwi_write_buffer(struct iscsi_wrb *pwrb, struct iscsi_task *task) psgl++; if (task->data) { AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl, - (addr & 0xFFFFFFFF)); + ((u32)(addr & 0xFFFFFFFF))); AMAP_SET_BITS(struct amap_iscsi_sge, addr_hi, psgl, - (addr >> 32)); + ((u32)(addr >> 32))); } AMAP_SET_BITS(struct amap_iscsi_sge, len, psgl, 0x106); } @@ -2054,7 +2108,8 @@ free_mem: mem_descr->mem_array[j - 1].size, mem_descr->mem_array[j - 1]. virtual_address, - mem_descr->mem_array[j - 1]. + (unsigned long)mem_descr-> + mem_array[j - 1]. bus_address.u.a64.address); } if (i) { @@ -2223,10 +2278,10 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) if (mem_descr->mem_array[0].virtual_address) { SE_DEBUG(DBG_LVL_8, "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_HEADER_BUF" - "va=%p \n", mem_descr->mem_array[0].virtual_address); + "va=%p\n", mem_descr->mem_array[0].virtual_address); } else shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_header.va_base = mem_descr->mem_array[0].virtual_address; @@ -2239,10 +2294,10 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) if (mem_descr->mem_array[0].virtual_address) { SE_DEBUG(DBG_LVL_8, "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_HEADER_RING" - "va=%p \n", mem_descr->mem_array[0].virtual_address); + "va=%p\n", mem_descr->mem_array[0].virtual_address); } else shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_header.ring_base = mem_descr->mem_array[0].virtual_address; @@ -2251,10 +2306,10 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) if (mem_descr->mem_array[0].virtual_address) { SE_DEBUG(DBG_LVL_8, "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_HEADER_HANDLE" - "va=%p \n", mem_descr->mem_array[0].virtual_address); + "va=%p\n", mem_descr->mem_array[0].virtual_address); } else shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_header.handle_base = mem_descr->mem_array[0].virtual_address; @@ -2266,10 +2321,10 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) if (mem_descr->mem_array[0].virtual_address) { SE_DEBUG(DBG_LVL_8, "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_DATA_BUF" - "va=%p \n", mem_descr->mem_array[0].virtual_address); + "va=%p\n", mem_descr->mem_array[0].virtual_address); } else shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_data.va_base = mem_descr->mem_array[0].virtual_address; pasync_ctx->async_data.pa_base.u.a64.address = @@ -2280,10 +2335,10 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) if (mem_descr->mem_array[0].virtual_address) { SE_DEBUG(DBG_LVL_8, "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_DATA_RING" - "va=%p \n", mem_descr->mem_array[0].virtual_address); + "va=%p\n", mem_descr->mem_array[0].virtual_address); } else shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_data.ring_base = mem_descr->mem_array[0].virtual_address; @@ -2292,7 +2347,7 @@ static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba) mem_descr += HWI_MEM_ASYNC_DATA_HANDLE; if (!mem_descr->mem_array[0].virtual_address) shost_printk(KERN_WARNING, phba->shost, - "No Virtual address \n"); + "No Virtual address\n"); pasync_ctx->async_data.handle_base = mem_descr->mem_array[0].virtual_address; @@ -2364,7 +2419,7 @@ be_sgl_create_contiguous(void *virtual_address, WARN_ON(!sgl); sgl->va = virtual_address; - sgl->dma = physical_address; + sgl->dma = (unsigned long)physical_address; sgl->size = length; return 0; @@ -2447,7 +2502,7 @@ static int beiscsi_create_eqs(struct beiscsi_hba *phba, sizeof(struct be_eq_entry), eq_vaddress); if (ret) { shost_printk(KERN_ERR, phba->shost, - "be_fill_queue Failed for EQ \n"); + "be_fill_queue Failed for EQ\n"); goto create_eq_error; } @@ -2457,7 +2512,7 @@ static int beiscsi_create_eqs(struct beiscsi_hba *phba, if (ret) { shost_printk(KERN_ERR, phba->shost, "beiscsi_cmd_eq_create" - "Failedfor EQ \n"); + "Failedfor EQ\n"); goto create_eq_error; } SE_DEBUG(DBG_LVL_8, "eqid = %d\n", phwi_context->be_eq[i].q.id); @@ -2505,7 +2560,7 @@ static int beiscsi_create_cqs(struct beiscsi_hba *phba, sizeof(struct sol_cqe), cq_vaddress); if (ret) { shost_printk(KERN_ERR, phba->shost, - "be_fill_queue Failed for ISCSI CQ \n"); + "be_fill_queue Failed for ISCSI CQ\n"); goto create_cq_error; } @@ -2515,7 +2570,7 @@ static int beiscsi_create_cqs(struct beiscsi_hba *phba, if (ret) { shost_printk(KERN_ERR, phba->shost, "beiscsi_cmd_eq_create" - "Failed for ISCSI CQ \n"); + "Failed for ISCSI CQ\n"); goto create_cq_error; } SE_DEBUG(DBG_LVL_8, "iscsi cq_id is %d for eq_id %d\n", @@ -2565,7 +2620,8 @@ beiscsi_create_def_hdr(struct beiscsi_hba *phba, "be_fill_queue Failed for DEF PDU HDR\n"); return ret; } - mem->dma = mem_descr->mem_array[idx].bus_address.u.a64.address; + mem->dma = (unsigned long)mem_descr->mem_array[idx]. + bus_address.u.a64.address; ret = be_cmd_create_default_pdu_queue(&phba->ctrl, cq, dq, def_pdu_ring_sz, phba->params.defpdu_hdr_sz); @@ -2609,7 +2665,8 @@ beiscsi_create_def_data(struct beiscsi_hba *phba, "be_fill_queue Failed for DEF PDU DATA\n"); return ret; } - mem->dma = mem_descr->mem_array[idx].bus_address.u.a64.address; + mem->dma = (unsigned long)mem_descr->mem_array[idx]. + bus_address.u.a64.address; ret = be_cmd_create_default_pdu_queue(&phba->ctrl, cq, dataq, def_pdu_ring_sz, phba->params.defpdu_data_sz); @@ -2623,7 +2680,7 @@ beiscsi_create_def_data(struct beiscsi_hba *phba, SE_DEBUG(DBG_LVL_8, "iscsi def data id is %d\n", phwi_context->be_def_dataq.id); hwi_post_async_buffers(phba, 0); - SE_DEBUG(DBG_LVL_8, "DEFAULT PDU DATA RING CREATED \n"); + SE_DEBUG(DBG_LVL_8, "DEFAULT PDU DATA RING CREATED\n"); return 0; } @@ -2655,7 +2712,7 @@ beiscsi_post_pages(struct beiscsi_hba *phba) } pm_arr++; } - SE_DEBUG(DBG_LVL_8, "POSTED PAGES \n"); + SE_DEBUG(DBG_LVL_8, "POSTED PAGES\n"); return 0; } @@ -2678,7 +2735,7 @@ static int be_queue_alloc(struct beiscsi_hba *phba, struct be_queue_info *q, mem->size = len * entry_size; mem->va = pci_alloc_consistent(phba->pcidev, mem->size, &mem->dma); if (!mem->va) - return -1; + return -ENOMEM; memset(mem->va, 0, mem->size); return 0; } @@ -2750,6 +2807,7 @@ beiscsi_create_wrb_rings(struct beiscsi_hba *phba, if (status != 0) { shost_printk(KERN_ERR, phba->shost, "wrbq create failed."); + kfree(pwrb_arr); return status; } phwi_ctrlr->wrb_context[i * 2].cid = phwi_context->be_wrbq[i]. @@ -2873,7 +2931,7 @@ mcc_cq_destroy: mcc_cq_free: be_queue_free(phba, cq); err: - return -1; + return -ENOMEM; } static int find_num_cpus(void) @@ -2884,7 +2942,7 @@ static int find_num_cpus(void) if (num_cpus >= MAX_CPUS) num_cpus = MAX_CPUS - 1; - SE_DEBUG(DBG_LVL_8, "num_cpus = %d \n", num_cpus); + SE_DEBUG(DBG_LVL_8, "num_cpus = %d\n", num_cpus); return num_cpus; } @@ -2907,7 +2965,7 @@ static int hwi_init_port(struct beiscsi_hba *phba) status = beiscsi_create_eqs(phba, phwi_context); if (status != 0) { - shost_printk(KERN_ERR, phba->shost, "EQ not created \n"); + shost_printk(KERN_ERR, phba->shost, "EQ not created\n"); goto error; } @@ -2918,7 +2976,7 @@ static int hwi_init_port(struct beiscsi_hba *phba) status = mgmt_check_supported_fw(ctrl, phba); if (status != 0) { shost_printk(KERN_ERR, phba->shost, - "Unsupported fw version \n"); + "Unsupported fw version\n"); goto error; } @@ -2974,7 +3032,7 @@ static int hwi_init_controller(struct beiscsi_hba *phba) if (1 == phba->init_mem[HWI_MEM_ADDN_CONTEXT].num_elements) { phwi_ctrlr->phwi_ctxt = (struct hwi_context_memory *)phba-> init_mem[HWI_MEM_ADDN_CONTEXT].mem_array[0].virtual_address; - SE_DEBUG(DBG_LVL_8, " phwi_ctrlr->phwi_ctxt=%p \n", + SE_DEBUG(DBG_LVL_8, " phwi_ctrlr->phwi_ctxt=%p\n", phwi_ctrlr->phwi_ctxt); } else { shost_printk(KERN_ERR, phba->shost, @@ -3007,8 +3065,8 @@ static void beiscsi_free_mem(struct beiscsi_hba *phba) pci_free_consistent(phba->pcidev, mem_descr->mem_array[j - 1].size, mem_descr->mem_array[j - 1].virtual_address, - mem_descr->mem_array[j - 1].bus_address. - u.a64.address); + (unsigned long)mem_descr->mem_array[j - 1]. + bus_address.u.a64.address); } kfree(mem_descr->mem_array); mem_descr++; @@ -3024,7 +3082,7 @@ static int beiscsi_init_controller(struct beiscsi_hba *phba) ret = beiscsi_get_memory(phba); if (ret < 0) { shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe -" - "Failed in beiscsi_alloc_memory \n"); + "Failed in beiscsi_alloc_memory\n"); return ret; } @@ -3101,12 +3159,12 @@ static int beiscsi_init_sgl_handle(struct beiscsi_hba *phba) } SE_DEBUG(DBG_LVL_8, "phba->io_sgl_hndl_avbl=%d" - "phba->eh_sgl_hndl_avbl=%d \n", + "phba->eh_sgl_hndl_avbl=%d\n", phba->io_sgl_hndl_avbl, phba->eh_sgl_hndl_avbl); mem_descr_sg = phba->init_mem; mem_descr_sg += HWI_MEM_SGE; - SE_DEBUG(DBG_LVL_8, "\n mem_descr_sg->num_elements=%d \n", + SE_DEBUG(DBG_LVL_8, "\n mem_descr_sg->num_elements=%d\n", mem_descr_sg->num_elements); arr_index = 0; idx = 0; @@ -3155,7 +3213,7 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba) if (!phba->ep_array) { shost_printk(KERN_ERR, phba->shost, "Failed to allocate memory in " - "hba_setup_cid_tbls \n"); + "hba_setup_cid_tbls\n"); kfree(phba->cid_array); return -ENOMEM; } @@ -3168,7 +3226,7 @@ static int hba_setup_cid_tbls(struct beiscsi_hba *phba) return 0; } -static unsigned char hwi_enable_intr(struct beiscsi_hba *phba) +static void hwi_enable_intr(struct beiscsi_hba *phba) { struct be_ctrl_info *ctrl = &phba->ctrl; struct hwi_controller *phwi_ctrlr; @@ -3184,26 +3242,25 @@ static unsigned char hwi_enable_intr(struct beiscsi_hba *phba) addr = (u8 __iomem *) ((u8 __iomem *) ctrl->pcicfg + PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET); reg = ioread32(addr); - SE_DEBUG(DBG_LVL_8, "reg =x%08x \n", reg); + SE_DEBUG(DBG_LVL_8, "reg =x%08x\n", reg); enabled = reg & MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK; if (!enabled) { reg |= MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK; - SE_DEBUG(DBG_LVL_8, "reg =x%08x addr=%p \n", reg, addr); + SE_DEBUG(DBG_LVL_8, "reg =x%08x addr=%p\n", reg, addr); iowrite32(reg, addr); if (!phba->msix_enabled) { eq = &phwi_context->be_eq[0].q; - SE_DEBUG(DBG_LVL_8, "eq->id=%d \n", eq->id); + SE_DEBUG(DBG_LVL_8, "eq->id=%d\n", eq->id); hwi_ring_eq_db(phba, eq->id, 0, 0, 1, 1); } else { for (i = 0; i <= phba->num_cpus; i++) { eq = &phwi_context->be_eq[i].q; - SE_DEBUG(DBG_LVL_8, "eq->id=%d \n", eq->id); + SE_DEBUG(DBG_LVL_8, "eq->id=%d\n", eq->id); hwi_ring_eq_db(phba, eq->id, 0, 0, 1, 1); } } } - return true; } static void hwi_disable_intr(struct beiscsi_hba *phba) @@ -3219,7 +3276,7 @@ static void hwi_disable_intr(struct beiscsi_hba *phba) iowrite32(reg, addr); } else shost_printk(KERN_WARNING, phba->shost, - "In hwi_disable_intr, Already Disabled \n"); + "In hwi_disable_intr, Already Disabled\n"); } static int beiscsi_init_port(struct beiscsi_hba *phba) @@ -3230,14 +3287,14 @@ static int beiscsi_init_port(struct beiscsi_hba *phba) if (ret < 0) { shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe - Failed in" - "beiscsi_init_controller \n"); + "beiscsi_init_controller\n"); return ret; } ret = beiscsi_init_sgl_handle(phba); if (ret < 0) { shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe - Failed in" - "beiscsi_init_sgl_handle \n"); + "beiscsi_init_sgl_handle\n"); goto do_cleanup_ctrlr; } @@ -3291,12 +3348,12 @@ static void hwi_purge_eq(struct beiscsi_hba *phba) static void beiscsi_clean_port(struct beiscsi_hba *phba) { - unsigned char mgmt_status; + int mgmt_status; mgmt_status = mgmt_epfw_cleanup(phba, CMD_CONNECTION_CHUTE_0); if (mgmt_status) shost_printk(KERN_WARNING, phba->shost, - "mgmt_epfw_cleanup FAILED \n"); + "mgmt_epfw_cleanup FAILED\n"); hwi_purge_eq(phba); hwi_cleanup(phba); @@ -3428,14 +3485,12 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) return -ENOMEM; io_task->bhs_pa.u.a64.address = paddr; io_task->libiscsi_itt = (itt_t)task->itt; - io_task->pwrb_handle = alloc_wrb_handle(phba, - beiscsi_conn->beiscsi_conn_cid - - phba->fw_config.iscsi_cid_start - ); io_task->conn = beiscsi_conn; task->hdr = (struct iscsi_hdr *)&io_task->cmd_bhs->iscsi_hdr; task->hdr_max = sizeof(struct be_cmd_bhs); + io_task->psgl_handle = NULL; + io_task->psgl_handle = NULL; if (task->sc) { spin_lock(&phba->io_sgl_lock); @@ -3443,6 +3498,11 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) spin_unlock(&phba->io_sgl_lock); if (!io_task->psgl_handle) goto free_hndls; + io_task->pwrb_handle = alloc_wrb_handle(phba, + beiscsi_conn->beiscsi_conn_cid - + phba->fw_config.iscsi_cid_start); + if (!io_task->pwrb_handle) + goto free_io_hndls; } else { io_task->scsi_cmnd = NULL; if ((opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGIN) { @@ -3457,9 +3517,20 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) beiscsi_conn->login_in_progress = 1; beiscsi_conn->plogin_sgl_handle = io_task->psgl_handle; + io_task->pwrb_handle = + alloc_wrb_handle(phba, + beiscsi_conn->beiscsi_conn_cid - + phba->fw_config.iscsi_cid_start); + if (!io_task->pwrb_handle) + goto free_io_hndls; + beiscsi_conn->plogin_wrb_handle = + io_task->pwrb_handle; + } else { io_task->psgl_handle = beiscsi_conn->plogin_sgl_handle; + io_task->pwrb_handle = + beiscsi_conn->plogin_wrb_handle; } } else { spin_lock(&phba->mgmt_sgl_lock); @@ -3467,6 +3538,13 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) spin_unlock(&phba->mgmt_sgl_lock); if (!io_task->psgl_handle) goto free_hndls; + io_task->pwrb_handle = + alloc_wrb_handle(phba, + beiscsi_conn->beiscsi_conn_cid - + phba->fw_config.iscsi_cid_start); + if (!io_task->pwrb_handle) + goto free_mgmt_hndls; + } } itt = (itt_t) cpu_to_be32(((unsigned int)io_task->pwrb_handle-> @@ -3477,16 +3555,26 @@ static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode) io_task->cmd_bhs->iscsi_hdr.itt = itt; return 0; +free_io_hndls: + spin_lock(&phba->io_sgl_lock); + free_io_sgl_handle(phba, io_task->psgl_handle); + spin_unlock(&phba->io_sgl_lock); + goto free_hndls; +free_mgmt_hndls: + spin_lock(&phba->mgmt_sgl_lock); + free_mgmt_sgl_handle(phba, io_task->psgl_handle); + spin_unlock(&phba->mgmt_sgl_lock); free_hndls: phwi_ctrlr = phba->phwi_ctrlr; pwrb_context = &phwi_ctrlr->wrb_context[ beiscsi_conn->beiscsi_conn_cid - phba->fw_config.iscsi_cid_start]; - free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle); + if (io_task->pwrb_handle) + free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle); io_task->pwrb_handle = NULL; pci_pool_free(beiscsi_sess->bhs_pool, io_task->cmd_bhs, io_task->bhs_pa.u.a64.address); - SE_DEBUG(DBG_LVL_1, "Alloc of SGL_ICD Failed \n"); + SE_DEBUG(DBG_LVL_1, "Alloc of SGL_ICD Failed\n"); return -ENOMEM; } @@ -3653,7 +3741,7 @@ static int beiscsi_mtask(struct iscsi_task *task) break; default: - SE_DEBUG(DBG_LVL_1, "opcode =%d Not supported \n", + SE_DEBUG(DBG_LVL_1, "opcode =%d Not supported\n", task->hdr->opcode & ISCSI_OPCODE_MASK); return -EINVAL; } @@ -3689,13 +3777,11 @@ static int beiscsi_task_xmit(struct iscsi_task *task) SE_DEBUG(DBG_LVL_1, " scsi_dma_map Failed\n") return num_sg; } - SE_DEBUG(DBG_LVL_4, "xferlen=0x%08x scmd=%p num_sg=%d sernum=%lu\n", - (scsi_bufflen(sc)), sc, num_sg, sc->serial_number); xferlen = scsi_bufflen(sc); sg = scsi_sglist(sc); if (sc->sc_data_direction == DMA_TO_DEVICE) { writedir = 1; - SE_DEBUG(DBG_LVL_4, "task->imm_count=0x%08x \n", + SE_DEBUG(DBG_LVL_4, "task->imm_count=0x%08x\n", task->imm_count); } else writedir = 0; @@ -3709,10 +3795,12 @@ static void beiscsi_remove(struct pci_dev *pcidev) struct hwi_context_memory *phwi_context; struct be_eq_obj *pbe_eq; unsigned int i, msix_vec; + u8 *real_offset = 0; + u32 value = 0; phba = (struct beiscsi_hba *)pci_get_drvdata(pcidev); if (!phba) { - dev_err(&pcidev->dev, "beiscsi_remove called with no phba \n"); + dev_err(&pcidev->dev, "beiscsi_remove called with no phba\n"); return; } @@ -3737,6 +3825,14 @@ static void beiscsi_remove(struct pci_dev *pcidev) beiscsi_clean_port(phba); beiscsi_free_mem(phba); + real_offset = (u8 *)phba->csr_va + MPU_EP_SEMAPHORE; + + value = readl((void *)real_offset); + + if (value & 0x00010000) { + value &= 0xfffeffff; + writel(value, (void *)real_offset); + } beiscsi_unmap_pci_function(phba); pci_free_consistent(phba->pcidev, phba->ctrl.mbox_mem_alloced.size, @@ -3769,19 +3865,21 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, struct hwi_controller *phwi_ctrlr; struct hwi_context_memory *phwi_context; struct be_eq_obj *pbe_eq; - int ret, msix_vec, num_cpus, i; + int ret, num_cpus, i; + u8 *real_offset = 0; + u32 value = 0; ret = beiscsi_enable_pci(pcidev); if (ret < 0) { - shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-" - "Failed to enable pci device \n"); + dev_err(&pcidev->dev, "beiscsi_dev_probe-" + " Failed to enable pci device\n"); return ret; } phba = beiscsi_hba_alloc(pcidev); if (!phba) { dev_err(&pcidev->dev, "beiscsi_dev_probe-" - " Failed in beiscsi_hba_alloc \n"); + " Failed in beiscsi_hba_alloc\n"); goto disable_pci; } @@ -3804,7 +3902,7 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, else num_cpus = 1; phba->num_cpus = num_cpus; - SE_DEBUG(DBG_LVL_8, "num_cpus = %d \n", phba->num_cpus); + SE_DEBUG(DBG_LVL_8, "num_cpus = %d\n", phba->num_cpus); if (enable_msix) beiscsi_msix_enable(phba); @@ -3815,6 +3913,33 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, goto hba_free; } + if (!num_hba) { + real_offset = (u8 *)phba->csr_va + MPU_EP_SEMAPHORE; + value = readl((void *)real_offset); + if (value & 0x00010000) { + gcrashmode++; + shost_printk(KERN_ERR, phba->shost, + "Loading Driver in crashdump mode\n"); + ret = beiscsi_pci_soft_reset(phba); + if (ret) { + shost_printk(KERN_ERR, phba->shost, + "Reset Failed. Aborting Crashdump\n"); + goto hba_free; + } + ret = be_chk_reset_complete(phba); + if (ret) { + shost_printk(KERN_ERR, phba->shost, + "Failed to get out of reset." + "Aborting Crashdump\n"); + goto hba_free; + } + } else { + value |= 0x00010000; + writel(value, (void *)real_offset); + num_hba++; + } + } + spin_lock_init(&phba->io_sgl_lock); spin_lock_init(&phba->mgmt_sgl_lock); spin_lock_init(&phba->isr_lock); @@ -3870,25 +3995,10 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev, "Failed to beiscsi_init_irqs\n"); goto free_blkenbld; } - ret = hwi_enable_intr(phba); - if (ret < 0) { - shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-" - "Failed to hwi_enable_intr\n"); - goto free_ctrlr; - } - SE_DEBUG(DBG_LVL_8, "\n\n\n SUCCESS - DRIVER LOADED \n\n\n"); + hwi_enable_intr(phba); + SE_DEBUG(DBG_LVL_8, "\n\n\n SUCCESS - DRIVER LOADED\n\n\n"); return 0; -free_ctrlr: - if (phba->msix_enabled) { - for (i = 0; i <= phba->num_cpus; i++) { - msix_vec = phba->msix_entries[i].vector; - free_irq(msix_vec, &phwi_context->be_eq[i]); - } - } else - if (phba->pcidev->irq) - free_irq(phba->pcidev->irq, phba); - pci_disable_msix(phba->pcidev); free_blkenbld: destroy_workqueue(phba->wq); if (blk_iopoll_enabled) @@ -3900,12 +4010,23 @@ free_twq: beiscsi_clean_port(phba); beiscsi_free_mem(phba); free_port: + real_offset = (u8 *)phba->csr_va + MPU_EP_SEMAPHORE; + + value = readl((void *)real_offset); + + if (value & 0x00010000) { + value &= 0xfffeffff; + writel(value, (void *)real_offset); + } + pci_free_consistent(phba->pcidev, phba->ctrl.mbox_mem_alloced.size, phba->ctrl.mbox_mem_alloced.va, phba->ctrl.mbox_mem_alloced.dma); beiscsi_unmap_pci_function(phba); hba_free: + if (phba->msix_enabled) + pci_disable_msix(phba->pcidev); iscsi_host_remove(phba->shost); pci_dev_put(phba->pcidev); iscsi_host_free(phba->shost); @@ -3955,7 +4076,7 @@ struct iscsi_transport beiscsi_iscsi_transport = { .get_session_param = iscsi_session_get_param, .get_host_param = beiscsi_get_host_param, .start_conn = beiscsi_conn_start, - .stop_conn = beiscsi_conn_stop, + .stop_conn = iscsi_conn_stop, .send_pdu = iscsi_conn_send_pdu, .xmit_task = beiscsi_task_xmit, .cleanup_task = beiscsi_cleanup_task, @@ -3988,7 +4109,7 @@ static int __init beiscsi_module_init(void) "transport.\n"); return -ENOMEM; } - SE_DEBUG(DBG_LVL_8, "In beiscsi_module_init, tt=%p \n", + SE_DEBUG(DBG_LVL_8, "In beiscsi_module_init, tt=%p\n", &beiscsi_iscsi_transport); ret = pci_register_driver(&beiscsi_pci_driver); diff --git a/drivers/scsi/be2iscsi/be_main.h b/drivers/scsi/be2iscsi/be_main.h index 87ec21280a37..c643bb3736fc 100644 --- a/drivers/scsi/be2iscsi/be_main.h +++ b/drivers/scsi/be2iscsi/be_main.h @@ -23,6 +23,7 @@ #include <linux/kernel.h> #include <linux/pci.h> +#include <linux/if_ether.h> #include <linux/in.h> #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> @@ -39,7 +40,7 @@ "Linux iSCSI Driver version" BUILD_STR #define DRV_DESC BE_NAME " " "Driver" -#define BE_VENDOR_ID 0x19A2 +#define BE_VENDOR_ID 0x19A2 /* DEVICE ID's for BE2 */ #define BE_DEVICE_ID1 0x212 #define OC_DEVICE_ID1 0x702 @@ -68,8 +69,15 @@ #define BEISCSI_NUM_MAX_LUN 256 /* scsi_host->max_lun */ #define BEISCSI_NUM_DEVICES_SUPPORTED 0x01 #define BEISCSI_MAX_FRAGS_INIT 192 -#define BE_NUM_MSIX_ENTRIES 1 -#define MPU_EP_SEMAPHORE 0xac +#define BE_NUM_MSIX_ENTRIES 1 + +#define MPU_EP_CONTROL 0 +#define MPU_EP_SEMAPHORE 0xac +#define BE2_SOFT_RESET 0x5c +#define BE2_PCI_ONLINE0 0xb0 +#define BE2_PCI_ONLINE1 0xb4 +#define BE2_SET_RESET 0x80 +#define BE2_MPU_IRAM_ONLINE 0x00000080 #define BE_SENSE_INFO_SIZE 258 #define BE_ISCSI_PDU_HEADER_SIZE 64 @@ -105,7 +113,7 @@ do { \ #define HWI_GET_ASYNC_PDU_CTX(phwi) (phwi->phwi_ctxt->pasync_ctx) /********* Memory BAR register ************/ -#define PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET 0xfc +#define PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET 0xfc /** * Host Interrupt Enable, if set interrupts are enabled although "PCI Interrupt * Disable" may still globally block interrupts in addition to individual @@ -116,7 +124,7 @@ do { \ #define MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK (1 << 29) /* bit 29 */ /********* ISR0 Register offset **********/ -#define CEV_ISR0_OFFSET 0xC18 +#define CEV_ISR0_OFFSET 0xC18 #define CEV_ISR_SIZE 4 /** @@ -139,12 +147,12 @@ do { \ #define DB_EQ_REARM_SHIFT (29) /* bit 29 */ /********* Compl Q door bell *************/ -#define DB_CQ_OFFSET 0x120 +#define DB_CQ_OFFSET 0x120 #define DB_CQ_RING_ID_MASK 0x3FF /* bits 0 - 9 */ /* Number of event entries processed */ -#define DB_CQ_NUM_POPPED_SHIFT (16) /* bits 16 - 28 */ +#define DB_CQ_NUM_POPPED_SHIFT (16) /* bits 16 - 28 */ /* Rearm bit */ -#define DB_CQ_REARM_SHIFT (29) /* bit 29 */ +#define DB_CQ_REARM_SHIFT (29) /* bit 29 */ #define GET_HWI_CONTROLLER_WS(pc) (pc->phwi_ctrlr) #define HWI_GET_DEF_BUFQ_ID(pc) (((struct hwi_controller *)\ @@ -161,12 +169,12 @@ enum be_mem_enum { HWI_MEM_WRBH, HWI_MEM_SGLH, HWI_MEM_SGE, - HWI_MEM_ASYNC_HEADER_BUF, /* 5 */ + HWI_MEM_ASYNC_HEADER_BUF, /* 5 */ HWI_MEM_ASYNC_DATA_BUF, HWI_MEM_ASYNC_HEADER_RING, HWI_MEM_ASYNC_DATA_RING, HWI_MEM_ASYNC_HEADER_HANDLE, - HWI_MEM_ASYNC_DATA_HANDLE, /* 10 */ + HWI_MEM_ASYNC_DATA_HANDLE, /* 10 */ HWI_MEM_ASYNC_PDU_CONTEXT, ISCSI_MEM_GLOBAL_HEADER, SE_MEM_MAX @@ -352,6 +360,7 @@ struct beiscsi_conn { u32 beiscsi_conn_cid; struct beiscsi_endpoint *ep; unsigned short login_in_progress; + struct wrb_handle *plogin_wrb_handle; struct sgl_handle *plogin_sgl_handle; struct beiscsi_session *beiscsi_sess; struct iscsi_task *task; diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c index 350cbeaae160..3f3fab91a7d1 100644 --- a/drivers/scsi/be2iscsi/be_mgmt.c +++ b/drivers/scsi/be2iscsi/be_mgmt.c @@ -21,7 +21,7 @@ #include "be_mgmt.h" #include "be_iscsi.h" -unsigned char mgmt_get_fw_config(struct be_ctrl_info *ctrl, +int mgmt_get_fw_config(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba) { struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem); @@ -50,7 +50,7 @@ unsigned char mgmt_get_fw_config(struct be_ctrl_info *ctrl, pfw_cfg->ulp[0].sq_count; if (phba->fw_config.iscsi_cid_count > (BE2_MAX_SESSIONS / 2)) { SE_DEBUG(DBG_LVL_8, - "FW reported MAX CXNS as %d \t" + "FW reported MAX CXNS as %d\t" "Max Supported = %d.\n", phba->fw_config.iscsi_cid_count, BE2_MAX_SESSIONS); @@ -58,14 +58,14 @@ unsigned char mgmt_get_fw_config(struct be_ctrl_info *ctrl, } } else { shost_printk(KERN_WARNING, phba->shost, - "Failed in mgmt_get_fw_config \n"); + "Failed in mgmt_get_fw_config\n"); } spin_unlock(&ctrl->mbox_lock); return status; } -unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl, +int mgmt_check_supported_fw(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba) { struct be_dma_mem nonemb_cmd; @@ -81,7 +81,7 @@ unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl, SE_DEBUG(DBG_LVL_1, "Failed to allocate memory for mgmt_check_supported_fw" "\n"); - return -1; + return -ENOMEM; } nonemb_cmd.size = sizeof(struct be_mgmt_controller_attributes); req = nonemb_cmd.va; @@ -117,8 +117,7 @@ unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl, return status; } - -unsigned char mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute) +int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute) { struct be_ctrl_info *ctrl = &phba->ctrl; struct be_mcc_wrb *wrb = wrb_from_mccq(phba); @@ -144,11 +143,12 @@ unsigned char mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute) return status; } -unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba, +unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba, struct invalidate_command_table *inv_tbl, - unsigned int num_invalidate, unsigned int cid) + unsigned int num_invalidate, unsigned int cid, + struct be_dma_mem *nonemb_cmd) + { - struct be_dma_mem nonemb_cmd; struct be_ctrl_info *ctrl = &phba->ctrl; struct be_mcc_wrb *wrb; struct be_sge *sge; @@ -162,17 +162,7 @@ unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba, return tag; } - nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev, - sizeof(struct invalidate_commands_params_in), - &nonemb_cmd.dma); - if (nonemb_cmd.va == NULL) { - SE_DEBUG(DBG_LVL_1, - "Failed to allocate memory for mgmt_invalidate_icds\n"); - spin_unlock(&ctrl->mbox_lock); - return 0; - } - nonemb_cmd.size = sizeof(struct invalidate_commands_params_in); - req = nonemb_cmd.va; + req = nonemb_cmd->va; memset(req, 0, sizeof(*req)); wrb = wrb_from_mccq(phba); sge = nonembedded_sgl(wrb); @@ -190,19 +180,16 @@ unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba, req->icd_count++; inv_tbl++; } - sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma)); - sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF); - sge->len = cpu_to_le32(nonemb_cmd.size); + sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma)); + sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF); + sge->len = cpu_to_le32(nonemb_cmd->size); be_mcc_notify(phba); spin_unlock(&ctrl->mbox_lock); - if (nonemb_cmd.va) - pci_free_consistent(ctrl->pdev, nonemb_cmd.size, - nonemb_cmd.va, nonemb_cmd.dma); return tag; } -unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba, +unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba, struct beiscsi_endpoint *beiscsi_ep, unsigned short cid, unsigned short issue_reset, @@ -239,7 +226,7 @@ unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba, return tag; } -unsigned char mgmt_upload_connection(struct beiscsi_hba *phba, +unsigned int mgmt_upload_connection(struct beiscsi_hba *phba, unsigned short cid, unsigned int upload_flag) { struct be_ctrl_info *ctrl = &phba->ctrl; @@ -269,7 +256,9 @@ unsigned char mgmt_upload_connection(struct beiscsi_hba *phba, int mgmt_open_connection(struct beiscsi_hba *phba, struct sockaddr *dst_addr, - struct beiscsi_endpoint *beiscsi_ep) + struct beiscsi_endpoint *beiscsi_ep, + struct be_dma_mem *nonemb_cmd) + { struct hwi_controller *phwi_ctrlr; struct hwi_context_memory *phwi_context; @@ -285,6 +274,7 @@ int mgmt_open_connection(struct beiscsi_hba *phba, unsigned int tag = 0; unsigned int i; unsigned short cid = beiscsi_ep->ep_cid; + struct be_sge *sge; phwi_ctrlr = phba->phwi_ctrlr; phwi_context = phwi_ctrlr->phwi_ctxt; @@ -300,10 +290,14 @@ int mgmt_open_connection(struct beiscsi_hba *phba, return tag; } wrb = wrb_from_mccq(phba); - req = embedded_payload(wrb); + memset(wrb, 0, sizeof(*wrb)); + sge = nonembedded_sgl(wrb); + + req = nonemb_cmd->va; + memset(req, 0, sizeof(*req)); wrb->tag0 |= tag; - be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 1); be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI, OPCODE_COMMON_ISCSI_TCP_CONNECT_AND_OFFLOAD, sizeof(*req)); @@ -331,6 +325,7 @@ int mgmt_open_connection(struct beiscsi_hba *phba, shost_printk(KERN_ERR, phba->shost, "unknown addr family %d\n", dst_addr->sa_family); spin_unlock(&ctrl->mbox_lock); + free_mcc_tag(&phba->ctrl, tag); return -EINVAL; } @@ -339,13 +334,16 @@ int mgmt_open_connection(struct beiscsi_hba *phba, if (phba->nxt_cqid == phba->num_cpus) phba->nxt_cqid = 0; req->cq_id = phwi_context->be_cq[i].id; - SE_DEBUG(DBG_LVL_8, "i=%d cq_id=%d \n", i, req->cq_id); + SE_DEBUG(DBG_LVL_8, "i=%d cq_id=%d\n", i, req->cq_id); req->defq_id = def_hdr_id; req->hdr_ring_id = def_hdr_id; req->data_ring_id = def_data_id; req->do_offload = 1; req->dataout_template_pa.lo = ptemplate_address->lo; req->dataout_template_pa.hi = ptemplate_address->hi; + sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd->dma)); + sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF); + sge->len = cpu_to_le32(nonemb_cmd->size); be_mcc_notify(phba); spin_unlock(&ctrl->mbox_lock); return tag; diff --git a/drivers/scsi/be2iscsi/be_mgmt.h b/drivers/scsi/be2iscsi/be_mgmt.h index 3d316b82feb1..b9acedf78653 100644 --- a/drivers/scsi/be2iscsi/be_mgmt.h +++ b/drivers/scsi/be2iscsi/be_mgmt.h @@ -86,16 +86,19 @@ struct mcc_wrb { struct mcc_wrb_payload payload; }; -unsigned char mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute); -int mgmt_open_connection(struct beiscsi_hba *phba, struct sockaddr *dst_addr, - struct beiscsi_endpoint *beiscsi_ep); +int mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute); +int mgmt_open_connection(struct beiscsi_hba *phba, + struct sockaddr *dst_addr, + struct beiscsi_endpoint *beiscsi_ep, + struct be_dma_mem *nonemb_cmd); -unsigned char mgmt_upload_connection(struct beiscsi_hba *phba, +unsigned int mgmt_upload_connection(struct beiscsi_hba *phba, unsigned short cid, unsigned int upload_flag); -unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba, +unsigned int mgmt_invalidate_icds(struct beiscsi_hba *phba, struct invalidate_command_table *inv_tbl, - unsigned int num_invalidate, unsigned int cid); + unsigned int num_invalidate, unsigned int cid, + struct be_dma_mem *nonemb_cmd); struct iscsi_invalidate_connection_params_in { struct be_cmd_req_hdr hdr; @@ -237,10 +240,10 @@ struct beiscsi_endpoint { u16 cid_vld; }; -unsigned char mgmt_get_fw_config(struct be_ctrl_info *ctrl, +int mgmt_get_fw_config(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba); -unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba, +unsigned int mgmt_invalidate_connection(struct beiscsi_hba *phba, struct beiscsi_endpoint *beiscsi_ep, unsigned short cid, unsigned short issue_reset, diff --git a/drivers/scsi/bfa/Makefile b/drivers/scsi/bfa/Makefile index 17e06cae71b2..ac3fdf02d5f6 100644 --- a/drivers/scsi/bfa/Makefile +++ b/drivers/scsi/bfa/Makefile @@ -1,7 +1,7 @@ obj-$(CONFIG_SCSI_BFA_FC) := bfa.o bfa-y := bfad.o bfad_intr.o bfad_os.o bfad_im.o bfad_attr.o bfad_fwimg.o - +bfa-y += bfad_debugfs.o bfa-y += bfa_core.o bfa_ioc.o bfa_ioc_ct.o bfa_ioc_cb.o bfa_iocfc.o bfa_fcxp.o bfa-y += bfa_lps.o bfa_hw_cb.o bfa_hw_ct.o bfa_intr.o bfa_timer.o bfa_rport.o bfa-y += bfa_fcport.o bfa_port.o bfa_uf.o bfa_sgpg.o bfa_module.o bfa_ioim.o diff --git a/drivers/scsi/bfa/bfa_cb_ioim_macros.h b/drivers/scsi/bfa/bfa_cb_ioim_macros.h index 53a616f5f50d..3906ed926966 100644 --- a/drivers/scsi/bfa/bfa_cb_ioim_macros.h +++ b/drivers/scsi/bfa/bfa_cb_ioim_macros.h @@ -171,6 +171,11 @@ bfa_cb_ioim_get_cdblen(struct bfad_ioim_s *dio) return cmnd->cmd_len; } - +/** + * Assign queue to be used for the I/O request. This value depends on whether + * the driver wants to use the queues via any specific algorithm. Currently, + * this is not supported. + */ +#define bfa_cb_ioim_get_reqq(__dio) BFA_FALSE #endif /* __BFA_HCB_IOIM_MACROS_H__ */ diff --git a/drivers/scsi/bfa/bfa_core.c b/drivers/scsi/bfa/bfa_core.c index 3a7b3f88932f..bef70924d5c8 100644 --- a/drivers/scsi/bfa/bfa_core.c +++ b/drivers/scsi/bfa/bfa_core.c @@ -333,6 +333,7 @@ bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids) {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G2P}, {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G1P}, {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_CT}, + {BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_CT_FC}, }; *npciids = sizeof(__pciids) / sizeof(__pciids[0]); diff --git a/drivers/scsi/bfa/bfa_fcpim.c b/drivers/scsi/bfa/bfa_fcpim.c index 790c945aeae6..8c703d8dc94b 100644 --- a/drivers/scsi/bfa/bfa_fcpim.c +++ b/drivers/scsi/bfa/bfa_fcpim.c @@ -80,11 +80,6 @@ bfa_fcpim_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, } static void -bfa_fcpim_initdone(struct bfa_s *bfa) -{ -} - -static void bfa_fcpim_detach(struct bfa_s *bfa) { struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); @@ -172,4 +167,28 @@ bfa_fcpim_qdepth_get(struct bfa_s *bfa) return fcpim->q_depth; } +void +bfa_fcpim_update_ioredirect(struct bfa_s *bfa) +{ + bfa_boolean_t ioredirect; + + /* + * IO redirection is turned off when QoS is enabled and vice versa + */ + ioredirect = bfa_fcport_is_qos_enabled(bfa) ? BFA_FALSE : BFA_TRUE; + /* + * Notify the bfad module of a possible state change in + * IO redirection capability, due to a QoS state change. bfad will + * check on the support for io redirection and update the + * fcpim's ioredirect state accordingly. + */ + bfa_cb_ioredirect_state_change((void *)(bfa->bfad), ioredirect); +} + +void +bfa_fcpim_set_ioredirect(struct bfa_s *bfa, bfa_boolean_t state) +{ + struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa); + fcpim->ioredirect = state; +} diff --git a/drivers/scsi/bfa/bfa_fcpim_priv.h b/drivers/scsi/bfa/bfa_fcpim_priv.h index 5cf418460f75..762516cb5cb2 100644 --- a/drivers/scsi/bfa/bfa_fcpim_priv.h +++ b/drivers/scsi/bfa/bfa_fcpim_priv.h @@ -49,7 +49,8 @@ struct bfa_fcpim_mod_s { int num_tskim_reqs; u32 path_tov; u16 q_depth; - u16 rsvd; + u8 reqq; /* Request queue to be used */ + u8 rsvd; struct list_head itnim_q; /* queue of active itnim */ struct list_head ioim_free_q; /* free IO resources */ struct list_head ioim_resfree_q; /* IOs waiting for f/w */ @@ -58,6 +59,7 @@ struct bfa_fcpim_mod_s { u32 ios_active; /* current active IOs */ u32 delay_comp; struct bfa_fcpim_stats_s stats; + bfa_boolean_t ioredirect; }; struct bfa_ioim_s; @@ -82,6 +84,7 @@ struct bfa_ioim_s { struct bfa_cb_qe_s hcb_qe; /* bfa callback qelem */ bfa_cb_cbfn_t io_cbfn; /* IO completion handler */ struct bfa_ioim_sp_s *iosp; /* slow-path IO handling */ + u8 reqq; /* Request queue for I/O */ }; struct bfa_ioim_sp_s { @@ -141,6 +144,7 @@ struct bfa_itnim_s { struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */ struct bfa_fcpim_mod_s *fcpim; /* fcpim module */ struct bfa_itnim_hal_stats_s stats; + struct bfa_itnim_latency_s io_latency; }; #define bfa_itnim_is_online(_itnim) ((_itnim)->is_online) diff --git a/drivers/scsi/bfa/bfa_fcport.c b/drivers/scsi/bfa/bfa_fcport.c index c589488db0c1..f0933d8d1eda 100644 --- a/drivers/scsi/bfa/bfa_fcport.c +++ b/drivers/scsi/bfa/bfa_fcport.c @@ -18,6 +18,7 @@ #include <bfa.h> #include <bfa_svc.h> #include <bfi/bfi_pport.h> +#include <bfi/bfi_pbc.h> #include <cs/bfa_debug.h> #include <aen/bfa_aen.h> #include <cs/bfa_plog.h> @@ -310,10 +311,12 @@ bfa_fcport_sm_linkdown(struct bfa_fcport_s *fcport, if (!bfa_ioc_get_fcmode(&fcport->bfa->ioc)) { - bfa_trc(fcport->bfa, pevent->link_state.fcf.fipenabled); - bfa_trc(fcport->bfa, pevent->link_state.fcf.fipfailed); + bfa_trc(fcport->bfa, + pevent->link_state.vc_fcf.fcf.fipenabled); + bfa_trc(fcport->bfa, + pevent->link_state.vc_fcf.fcf.fipfailed); - if (pevent->link_state.fcf.fipfailed) + if (pevent->link_state.vc_fcf.fcf.fipfailed) bfa_plog_str(fcport->bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_FIP_FCF_DISC, 0, "FIP FCF Discovery Failed"); @@ -888,6 +891,7 @@ bfa_fcport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); struct bfa_pport_cfg_s *port_cfg = &fcport->cfg; struct bfa_fcport_ln_s *ln = &fcport->ln; + struct bfa_timeval_s tv; bfa_os_memset(fcport, 0, sizeof(struct bfa_fcport_s)); fcport->bfa = bfa; @@ -899,6 +903,12 @@ bfa_fcport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, bfa_sm_set_state(ln, bfa_fcport_ln_sm_dn); /** + * initialize time stamp for stats reset + */ + bfa_os_gettimeofday(&tv); + fcport->stats_reset_time = tv.tv_sec; + + /** * initialize and set default configuration */ port_cfg->topology = BFA_PPORT_TOPOLOGY_P2P; @@ -912,25 +922,6 @@ bfa_fcport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, } static void -bfa_fcport_initdone(struct bfa_s *bfa) -{ - struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); - - /** - * Initialize port attributes from IOC hardware data. - */ - bfa_fcport_set_wwns(fcport); - if (fcport->cfg.maxfrsize == 0) - fcport->cfg.maxfrsize = bfa_ioc_maxfrsize(&bfa->ioc); - fcport->cfg.rx_bbcredit = bfa_ioc_rx_bbcredit(&bfa->ioc); - fcport->speed_sup = bfa_ioc_speed_sup(&bfa->ioc); - - bfa_assert(fcport->cfg.maxfrsize); - bfa_assert(fcport->cfg.rx_bbcredit); - bfa_assert(fcport->speed_sup); -} - -static void bfa_fcport_detach(struct bfa_s *bfa) { } @@ -971,14 +962,15 @@ bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport) fcport->topology = pevent->link_state.topology; if (fcport->topology == BFA_PPORT_TOPOLOGY_LOOP) - fcport->myalpa = - pevent->link_state.tl.loop_info.myalpa; + fcport->myalpa = 0; /* * QoS Details */ bfa_os_assign(fcport->qos_attr, pevent->link_state.qos_attr); - bfa_os_assign(fcport->qos_vc_attr, pevent->link_state.qos_vc_attr); + bfa_os_assign(fcport->qos_vc_attr, + pevent->link_state.vc_fcf.qos_vc_attr); + bfa_trc(fcport->bfa, fcport->speed); bfa_trc(fcport->bfa, fcport->topology); @@ -1145,16 +1137,22 @@ __bfa_cb_fcport_stats_get(void *cbarg, bfa_boolean_t complete) if (complete) { if (fcport->stats_status == BFA_STATUS_OK) { + struct bfa_timeval_s tv; /* Swap FC QoS or FCoE stats */ - if (bfa_ioc_get_fcmode(&fcport->bfa->ioc)) + if (bfa_ioc_get_fcmode(&fcport->bfa->ioc)) { bfa_fcport_qos_stats_swap( &fcport->stats_ret->fcqos, &fcport->stats->fcqos); - else + } else { bfa_fcport_fcoe_stats_swap( &fcport->stats_ret->fcoe, &fcport->stats->fcoe); + + bfa_os_gettimeofday(&tv); + fcport->stats_ret->fcoe.secs_reset = + tv.tv_sec - fcport->stats_reset_time; + } } fcport->stats_cbfn(fcport->stats_cbarg, fcport->stats_status); } else { @@ -1210,6 +1208,14 @@ __bfa_cb_fcport_stats_clr(void *cbarg, bfa_boolean_t complete) struct bfa_fcport_s *fcport = cbarg; if (complete) { + struct bfa_timeval_s tv; + + /** + * re-initialize time stamp for stats reset + */ + bfa_os_gettimeofday(&tv); + fcport->stats_reset_time = tv.tv_sec; + fcport->stats_cbfn(fcport->stats_cbarg, fcport->stats_status); } else { fcport->stats_busy = BFA_FALSE; @@ -1263,6 +1269,29 @@ bfa_fcport_send_stats_clear(void *cbarg) */ /** + * Called to initialize port attributes + */ +void +bfa_fcport_init(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + + /** + * Initialize port attributes from IOC hardware data. + */ + bfa_fcport_set_wwns(fcport); + if (fcport->cfg.maxfrsize == 0) + fcport->cfg.maxfrsize = bfa_ioc_maxfrsize(&bfa->ioc); + fcport->cfg.rx_bbcredit = bfa_ioc_rx_bbcredit(&bfa->ioc); + fcport->speed_sup = bfa_ioc_speed_sup(&bfa->ioc); + + bfa_assert(fcport->cfg.maxfrsize); + bfa_assert(fcport->cfg.rx_bbcredit); + bfa_assert(fcport->speed_sup); +} + + +/** * Firmware message handler. */ void @@ -1355,6 +1384,17 @@ bfa_status_t bfa_fcport_enable(struct bfa_s *bfa) { struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; + + /* if port is PBC disabled, return error */ + if (cfgrsp->pbc_cfg.port_enabled == BFI_PBC_PORT_DISABLED) { + bfa_trc(bfa, fcport->pwwn); + return BFA_STATUS_PBC; + } + + if (bfa_ioc_is_disabled(&bfa->ioc)) + return BFA_STATUS_IOC_DISABLED; if (fcport->diag_busy) return BFA_STATUS_DIAG_BUSY; @@ -1369,6 +1409,16 @@ bfa_fcport_enable(struct bfa_s *bfa) bfa_status_t bfa_fcport_disable(struct bfa_s *bfa) { + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; + + /* if port is PBC disabled, return error */ + if (cfgrsp->pbc_cfg.port_enabled == BFI_PBC_PORT_DISABLED) { + bfa_trc(bfa, fcport->pwwn); + return BFA_STATUS_PBC; + } + bfa_sm_send_event(BFA_FCPORT_MOD(bfa), BFA_FCPORT_SM_DISABLE); return BFA_STATUS_OK; } @@ -1559,12 +1609,17 @@ void bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_pport_attr_s *attr) { struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; bfa_os_memset(attr, 0, sizeof(struct bfa_pport_attr_s)); attr->nwwn = fcport->nwwn; attr->pwwn = fcport->pwwn; + attr->factorypwwn = bfa_ioc_get_mfg_pwwn(&bfa->ioc); + attr->factorynwwn = bfa_ioc_get_mfg_nwwn(&bfa->ioc); + bfa_os_memcpy(&attr->pport_cfg, &fcport->cfg, sizeof(struct bfa_pport_cfg_s)); /* @@ -1590,11 +1645,18 @@ bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_pport_attr_s *attr) attr->pport_cfg.path_tov = bfa_fcpim_path_tov_get(bfa); attr->pport_cfg.q_depth = bfa_fcpim_qdepth_get(bfa); - attr->port_state = bfa_sm_to_state(hal_pport_sm_table, fcport->sm); - if (bfa_ioc_is_disabled(&fcport->bfa->ioc)) - attr->port_state = BFA_PPORT_ST_IOCDIS; - else if (bfa_ioc_fw_mismatch(&fcport->bfa->ioc)) - attr->port_state = BFA_PPORT_ST_FWMISMATCH; + + /* PBC Disabled State */ + if (cfgrsp->pbc_cfg.port_enabled == BFI_PBC_PORT_DISABLED) + attr->port_state = BFA_PPORT_ST_PREBOOT_DISABLED; + else { + attr->port_state = bfa_sm_to_state( + hal_pport_sm_table, fcport->sm); + if (bfa_ioc_is_disabled(&fcport->bfa->ioc)) + attr->port_state = BFA_PPORT_ST_IOCDIS; + else if (bfa_ioc_fw_mismatch(&fcport->bfa->ioc)) + attr->port_state = BFA_PPORT_ST_FWMISMATCH; + } } #define BFA_FCPORT_STATS_TOV 1000 @@ -1801,8 +1863,13 @@ bfa_fcport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off) bfa_trc(bfa, ioc_type); - if (ioc_type == BFA_IOC_TYPE_FC) + if (ioc_type == BFA_IOC_TYPE_FC) { fcport->cfg.qos_enabled = on_off; + /** + * Notify fcpim of the change in QoS state + */ + bfa_fcpim_update_ioredirect(bfa); + } } void @@ -1886,4 +1953,10 @@ bfa_fcport_is_linkup(struct bfa_s *bfa) return bfa_sm_cmp_state(BFA_FCPORT_MOD(bfa), bfa_fcport_sm_linkup); } +bfa_boolean_t +bfa_fcport_is_qos_enabled(struct bfa_s *bfa) +{ + struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa); + return fcport->cfg.qos_enabled; +} diff --git a/drivers/scsi/bfa/bfa_fcs.c b/drivers/scsi/bfa/bfa_fcs.c index 3516172c597c..3ec2f49de61d 100644 --- a/drivers/scsi/bfa/bfa_fcs.c +++ b/drivers/scsi/bfa/bfa_fcs.c @@ -99,14 +99,22 @@ bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad, void bfa_fcs_init(struct bfa_fcs_s *fcs) { - int i; + int i, npbc_vports; struct bfa_fcs_mod_s *mod; + struct bfi_pbc_vport_s pbc_vports[BFI_PBC_MAX_VPORTS]; for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) { mod = &fcs_modules[i]; if (mod->modinit) mod->modinit(fcs); } + /* Initialize pbc vports */ + if (!fcs->min_cfg) { + npbc_vports = + bfa_iocfc_get_pbc_vports(fcs->bfa, pbc_vports); + for (i = 0; i < npbc_vports; i++) + bfa_fcb_pbc_vport_create(fcs->bfa->bfad, pbc_vports[i]); + } } /** diff --git a/drivers/scsi/bfa/bfa_fcs_lport.c b/drivers/scsi/bfa/bfa_fcs_lport.c index 7c1251c682d8..35df20e68a52 100644 --- a/drivers/scsi/bfa/bfa_fcs_lport.c +++ b/drivers/scsi/bfa/bfa_fcs_lport.c @@ -135,6 +135,9 @@ bfa_fcs_port_sm_init(struct bfa_fcs_port_s *port, enum bfa_fcs_port_event event) bfa_fcs_port_deleted(port); break; + case BFA_FCS_PORT_SM_OFFLINE: + break; + default: bfa_sm_fault(port->fcs, event); } diff --git a/drivers/scsi/bfa/bfa_fcxp.c b/drivers/scsi/bfa/bfa_fcxp.c index cf0ad6782686..8258f88bfee6 100644 --- a/drivers/scsi/bfa/bfa_fcxp.c +++ b/drivers/scsi/bfa/bfa_fcxp.c @@ -149,11 +149,6 @@ bfa_fcxp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, } static void -bfa_fcxp_initdone(struct bfa_s *bfa) -{ -} - -static void bfa_fcxp_detach(struct bfa_s *bfa) { } @@ -225,7 +220,7 @@ bfa_fcxp_null_comp(void *bfad_fcxp, struct bfa_fcxp_s *fcxp, void *cbarg, bfa_status_t req_status, u32 rsp_len, u32 resid_len, struct fchs_s *rsp_fchs) { - /**discarded fcxp completion */ + /* discarded fcxp completion */ } static void @@ -527,11 +522,8 @@ bfa_fcxp_alloc(void *caller, struct bfa_s *bfa, int nreq_sgles, if (nreq_sgles > BFI_SGE_INLINE) { nreq_sgpg = BFA_SGPG_NPAGE(nreq_sgles); - if (bfa_sgpg_malloc - (bfa, &fcxp->req_sgpg_q, nreq_sgpg) + if (bfa_sgpg_malloc(bfa, &fcxp->req_sgpg_q, nreq_sgpg) != BFA_STATUS_OK) { - /* bfa_sgpg_wait(bfa, &fcxp->req_sgpg_wqe, - nreq_sgpg); */ /* * TODO */ @@ -685,7 +677,7 @@ bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport, fcxp->send_cbarg = cbarg; /** - * If no room in CPE queue, wait for + * If no room in CPE queue, wait for space in request queue */ send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP); if (!send_req) { diff --git a/drivers/scsi/bfa/bfa_fwimg_priv.h b/drivers/scsi/bfa/bfa_fwimg_priv.h index 1ec1355924d9..d33e19e54395 100644 --- a/drivers/scsi/bfa/bfa_fwimg_priv.h +++ b/drivers/scsi/bfa/bfa_fwimg_priv.h @@ -21,11 +21,24 @@ #define BFI_FLASH_CHUNK_SZ 256 /* Flash chunk size */ #define BFI_FLASH_CHUNK_SZ_WORDS (BFI_FLASH_CHUNK_SZ/sizeof(u32)) -extern u32 *bfi_image_ct_get_chunk(u32 off); -extern u32 bfi_image_ct_size; -extern u32 *bfi_image_cb_get_chunk(u32 off); -extern u32 bfi_image_cb_size; -extern u32 *bfi_image_cb; -extern u32 *bfi_image_ct; +/** + * BFI FW image type + */ +enum { + BFI_IMAGE_CB_FC, + BFI_IMAGE_CT_FC, + BFI_IMAGE_CT_CNA, + BFI_IMAGE_MAX, +}; + +extern u32 *bfi_image_get_chunk(int type, uint32_t off); +extern u32 bfi_image_get_size(int type); +extern u32 bfi_image_ct_fc_size; +extern u32 bfi_image_ct_cna_size; +extern u32 bfi_image_cb_fc_size; +extern u32 *bfi_image_ct_fc; +extern u32 *bfi_image_ct_cna; +extern u32 *bfi_image_cb_fc; + #endif /* __BFA_FWIMG_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_hw_cb.c b/drivers/scsi/bfa/bfa_hw_cb.c index 871a4e28575c..edfd729445cf 100644 --- a/drivers/scsi/bfa/bfa_hw_cb.c +++ b/drivers/scsi/bfa/bfa_hw_cb.c @@ -152,4 +152,9 @@ bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix) bfa->iocfc.hwif.hw_rspq_ack = bfa_hwcb_rspq_ack_msix; } - +void +bfa_hwcb_msix_get_rme_range(struct bfa_s *bfa, u32 *start, u32 *end) +{ + *start = BFA_MSIX_RME_Q0; + *end = BFA_MSIX_RME_Q7; +} diff --git a/drivers/scsi/bfa/bfa_hw_ct.c b/drivers/scsi/bfa/bfa_hw_ct.c index 76ceb9a4bf2f..a357fb3066fd 100644 --- a/drivers/scsi/bfa/bfa_hw_ct.c +++ b/drivers/scsi/bfa/bfa_hw_ct.c @@ -168,4 +168,9 @@ bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix) bfa_ioc_isr_mode_set(&bfa->ioc, msix); } - +void +bfa_hwct_msix_get_rme_range(struct bfa_s *bfa, u32 *start, u32 *end) +{ + *start = BFA_MSIX_RME_Q0; + *end = BFA_MSIX_RME_Q3; +} diff --git a/drivers/scsi/bfa/bfa_intr.c b/drivers/scsi/bfa/bfa_intr.c index 0eba3f930d5b..493678889b24 100644 --- a/drivers/scsi/bfa/bfa_intr.c +++ b/drivers/scsi/bfa/bfa_intr.c @@ -134,6 +134,7 @@ bfa_isr_enable(struct bfa_s *bfa) bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, intr_unmask); bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, ~intr_unmask); + bfa->iocfc.intr_mask = ~intr_unmask; bfa_isr_mode_set(bfa, bfa->msix.nvecs != 0); } diff --git a/drivers/scsi/bfa/bfa_ioc.c b/drivers/scsi/bfa/bfa_ioc.c index e038bc9769f6..8e78f20110a5 100644 --- a/drivers/scsi/bfa/bfa_ioc.c +++ b/drivers/scsi/bfa/bfa_ioc.c @@ -59,22 +59,18 @@ BFA_TRC_FILE(CNA, IOC); ((__ioc)->ioc_hwif->ioc_firmware_lock(__ioc)) #define bfa_ioc_firmware_unlock(__ioc) \ ((__ioc)->ioc_hwif->ioc_firmware_unlock(__ioc)) -#define bfa_ioc_fwimg_get_chunk(__ioc, __off) \ - ((__ioc)->ioc_hwif->ioc_fwimg_get_chunk(__ioc, __off)) -#define bfa_ioc_fwimg_get_size(__ioc) \ - ((__ioc)->ioc_hwif->ioc_fwimg_get_size(__ioc)) #define bfa_ioc_reg_init(__ioc) ((__ioc)->ioc_hwif->ioc_reg_init(__ioc)) #define bfa_ioc_map_port(__ioc) ((__ioc)->ioc_hwif->ioc_map_port(__ioc)) #define bfa_ioc_notify_hbfail(__ioc) \ ((__ioc)->ioc_hwif->ioc_notify_hbfail(__ioc)) +#define bfa_ioc_is_optrom(__ioc) \ + (bfi_image_get_size(BFA_IOC_FWIMG_TYPE(__ioc)) < BFA_IOC_FWIMG_MINSZ) bfa_boolean_t bfa_auto_recover = BFA_TRUE; /* * forward declarations */ -static void bfa_ioc_aen_post(struct bfa_ioc_s *bfa, - enum bfa_ioc_aen_event event); static void bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc); static void bfa_ioc_hw_sem_get_cancel(struct bfa_ioc_s *ioc); static void bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force); @@ -88,6 +84,7 @@ static void bfa_ioc_reset(struct bfa_ioc_s *ioc, bfa_boolean_t force); static void bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc); static void bfa_ioc_mbox_hbfail(struct bfa_ioc_s *ioc); static void bfa_ioc_recover(struct bfa_ioc_s *ioc); +static void bfa_ioc_check_attr_wwns(struct bfa_ioc_s *ioc); static void bfa_ioc_disable_comp(struct bfa_ioc_s *ioc); static void bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc); @@ -433,6 +430,7 @@ bfa_ioc_sm_getattr(struct bfa_ioc_s *ioc, enum ioc_event event) switch (event) { case IOC_E_FWRSP_GETATTR: bfa_ioc_timer_stop(ioc); + bfa_ioc_check_attr_wwns(ioc); bfa_fsm_set_state(ioc, bfa_ioc_sm_op); break; @@ -879,8 +877,8 @@ bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr) struct bfi_ioc_image_hdr_s *drv_fwhdr; int i; - drv_fwhdr = - (struct bfi_ioc_image_hdr_s *)bfa_ioc_fwimg_get_chunk(ioc, 0); + drv_fwhdr = (struct bfi_ioc_image_hdr_s *) + bfi_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), 0); for (i = 0; i < BFI_IOC_MD5SUM_SZ; i++) { if (fwhdr->md5sum[i] != drv_fwhdr->md5sum[i]) { @@ -907,12 +905,13 @@ bfa_ioc_fwver_valid(struct bfa_ioc_s *ioc) /** * If bios/efi boot (flash based) -- return true */ - if (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ) + if (bfa_ioc_is_optrom(ioc)) return BFA_TRUE; bfa_ioc_fwver_get(ioc, &fwhdr); - drv_fwhdr = - (struct bfi_ioc_image_hdr_s *)bfa_ioc_fwimg_get_chunk(ioc, 0); + drv_fwhdr = (struct bfi_ioc_image_hdr_s *) + bfi_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), 0); + if (fwhdr.signature != drv_fwhdr->signature) { bfa_trc(ioc, fwhdr.signature); @@ -980,8 +979,13 @@ bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force) /** * If IOC function is disabled and firmware version is same, * just re-enable IOC. + * + * If option rom, IOC must not be in operational state. With + * convergence, IOC will be in operational state when 2nd driver + * is loaded. */ - if (ioc_fwstate == BFI_IOC_DISABLED || ioc_fwstate == BFI_IOC_OP) { + if (ioc_fwstate == BFI_IOC_DISABLED || + (!bfa_ioc_is_optrom(ioc) && ioc_fwstate == BFI_IOC_OP)) { bfa_trc(ioc, ioc_fwstate); /** @@ -1125,21 +1129,22 @@ bfa_ioc_download_fw(struct bfa_ioc_s *ioc, u32 boot_type, /** * Flash based firmware boot */ - bfa_trc(ioc, bfa_ioc_fwimg_get_size(ioc)); - if (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ) + bfa_trc(ioc, bfi_image_get_size(BFA_IOC_FWIMG_TYPE(ioc))); + if (bfa_ioc_is_optrom(ioc)) boot_type = BFI_BOOT_TYPE_FLASH; - fwimg = bfa_ioc_fwimg_get_chunk(ioc, chunkno); + fwimg = bfi_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), chunkno); + pgnum = bfa_ioc_smem_pgnum(ioc, loff); pgoff = bfa_ioc_smem_pgoff(ioc, loff); bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum); - for (i = 0; i < bfa_ioc_fwimg_get_size(ioc); i++) { + for (i = 0; i < bfi_image_get_size(BFA_IOC_FWIMG_TYPE(ioc)); i++) { if (BFA_IOC_FLASH_CHUNK_NO(i) != chunkno) { chunkno = BFA_IOC_FLASH_CHUNK_NO(i); - fwimg = bfa_ioc_fwimg_get_chunk(ioc, + fwimg = bfi_image_get_chunk(BFA_IOC_FWIMG_TYPE(ioc), BFA_IOC_FLASH_CHUNK_ADDR(chunkno)); } @@ -1188,6 +1193,7 @@ bfa_ioc_getattr_reply(struct bfa_ioc_s *ioc) struct bfi_ioc_attr_s *attr = ioc->attr; attr->adapter_prop = bfa_os_ntohl(attr->adapter_prop); + attr->card_type = bfa_os_ntohl(attr->card_type); attr->maxfrsize = bfa_os_ntohs(attr->maxfrsize); bfa_fsm_send_event(ioc, IOC_E_FWRSP_GETATTR); @@ -1282,6 +1288,7 @@ bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param) bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_INITING); } + bfa_ioc_msgflush(ioc); bfa_ioc_download_fw(ioc, boot_type, boot_param); /** @@ -1416,7 +1423,7 @@ bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev, { ioc->ioc_mc = mc; ioc->pcidev = *pcidev; - ioc->ctdev = (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT); + ioc->ctdev = bfa_asic_id_ct(ioc->pcidev.device_id); ioc->cna = ioc->ctdev && !ioc->fcmode; /** @@ -1607,6 +1614,13 @@ bfa_ioc_error_isr(struct bfa_ioc_s *ioc) bfa_fsm_send_event(ioc, IOC_E_HWERROR); } +void +bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc) +{ + ioc->fcmode = BFA_TRUE; + ioc->port_id = bfa_ioc_pcifn(ioc); +} + #ifndef BFA_BIOS_BUILD /** @@ -1696,6 +1710,9 @@ bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc, /* For now, model descr uses same model string */ bfa_ioc_get_adapter_model(ioc, ad_attr->model_descr); + ad_attr->card_type = ioc_attr->card_type; + ad_attr->is_mezz = bfa_mfg_is_mezz(ioc_attr->card_type); + if (BFI_ADAPTER_IS_SPECIAL(ioc_attr->adapter_prop)) ad_attr->prototype = 1; else @@ -1779,28 +1796,17 @@ void bfa_ioc_get_adapter_model(struct bfa_ioc_s *ioc, char *model) { struct bfi_ioc_attr_s *ioc_attr; - u8 nports; - u8 max_speed; bfa_assert(model); bfa_os_memset((void *)model, 0, BFA_ADAPTER_MODEL_NAME_LEN); ioc_attr = ioc->attr; - nports = bfa_ioc_get_nports(ioc); - max_speed = bfa_ioc_speed_sup(ioc); - /** * model name */ - if (max_speed == 10) { - strcpy(model, "BR-10?0"); - model[5] = '0' + nports; - } else { - strcpy(model, "Brocade-??5"); - model[8] = '0' + max_speed; - model[9] = '0' + nports; - } + snprintf(model, BFA_ADAPTER_MODEL_NAME_LEN, "%s-%u", + BFA_MFG_NAME, ioc_attr->card_type); } enum bfa_ioc_state @@ -1827,78 +1833,54 @@ bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr) } /** - * hal_wwn_public + * bfa_wwn_public */ wwn_t bfa_ioc_get_pwwn(struct bfa_ioc_s *ioc) { - union { - wwn_t wwn; - u8 byte[sizeof(wwn_t)]; - } - w; - - w.wwn = ioc->attr->mfg_wwn; - - if (bfa_ioc_portid(ioc) == 1) - w.byte[7]++; - - return w.wwn; + return ioc->attr->pwwn; } wwn_t bfa_ioc_get_nwwn(struct bfa_ioc_s *ioc) { - union { - wwn_t wwn; - u8 byte[sizeof(wwn_t)]; - } - w; - - w.wwn = ioc->attr->mfg_wwn; - - if (bfa_ioc_portid(ioc) == 1) - w.byte[7]++; + return ioc->attr->nwwn; +} - w.byte[0] = 0x20; +u64 +bfa_ioc_get_adid(struct bfa_ioc_s *ioc) +{ + return ioc->attr->mfg_pwwn; +} - return w.wwn; +mac_t +bfa_ioc_get_mac(struct bfa_ioc_s *ioc) +{ + /* + * Currently mfg mac is used as FCoE enode mac (not configured by PBC) + */ + if (bfa_ioc_get_type(ioc) == BFA_IOC_TYPE_FCoE) + return bfa_ioc_get_mfg_mac(ioc); + else + return ioc->attr->mac; } wwn_t -bfa_ioc_get_wwn_naa5(struct bfa_ioc_s *ioc, u16 inst) +bfa_ioc_get_mfg_pwwn(struct bfa_ioc_s *ioc) { - union { - wwn_t wwn; - u8 byte[sizeof(wwn_t)]; - } - w , w5; - - bfa_trc(ioc, inst); - - w.wwn = ioc->attr->mfg_wwn; - w5.byte[0] = 0x50 | w.byte[2] >> 4; - w5.byte[1] = w.byte[2] << 4 | w.byte[3] >> 4; - w5.byte[2] = w.byte[3] << 4 | w.byte[4] >> 4; - w5.byte[3] = w.byte[4] << 4 | w.byte[5] >> 4; - w5.byte[4] = w.byte[5] << 4 | w.byte[6] >> 4; - w5.byte[5] = w.byte[6] << 4 | w.byte[7] >> 4; - w5.byte[6] = w.byte[7] << 4 | (inst & 0x0f00) >> 8; - w5.byte[7] = (inst & 0xff); - - return w5.wwn; + return ioc->attr->mfg_pwwn; } -u64 -bfa_ioc_get_adid(struct bfa_ioc_s *ioc) +wwn_t +bfa_ioc_get_mfg_nwwn(struct bfa_ioc_s *ioc) { - return ioc->attr->mfg_wwn; + return ioc->attr->mfg_nwwn; } mac_t -bfa_ioc_get_mac(struct bfa_ioc_s *ioc) +bfa_ioc_get_mfg_mac(struct bfa_ioc_s *ioc) { - mac_t mac; + mac_t mac; mac = ioc->attr->mfg_mac; mac.mac[MAC_ADDRLEN - 1] += bfa_ioc_pcifn(ioc); @@ -1906,23 +1888,16 @@ bfa_ioc_get_mac(struct bfa_ioc_s *ioc) return mac; } -void -bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc) -{ - ioc->fcmode = BFA_TRUE; - ioc->port_id = bfa_ioc_pcifn(ioc); -} - bfa_boolean_t bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc) { - return ioc->fcmode || (ioc->pcidev.device_id != BFA_PCI_DEVICE_ID_CT); + return ioc->fcmode || !bfa_asic_id_ct(ioc->pcidev.device_id); } /** * Send AEN notification */ -static void +void bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event) { union bfa_aen_data_u aen_data; @@ -2070,19 +2045,16 @@ bfa_ioc_recover(struct bfa_ioc_s *ioc) bfa_fsm_send_event(ioc, IOC_E_HBFAIL); } -#else - static void -bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event) +bfa_ioc_check_attr_wwns(struct bfa_ioc_s *ioc) { -} + if (bfa_ioc_get_type(ioc) == BFA_IOC_TYPE_LL) + return; -static void -bfa_ioc_recover(struct bfa_ioc_s *ioc) -{ - bfa_assert(0); + if (ioc->attr->nwwn == 0) + bfa_ioc_aen_post(ioc, BFA_IOC_AEN_INVALID_NWWN); + if (ioc->attr->pwwn == 0) + bfa_ioc_aen_post(ioc, BFA_IOC_AEN_INVALID_PWWN); } #endif - - diff --git a/drivers/scsi/bfa/bfa_ioc.h b/drivers/scsi/bfa/bfa_ioc.h index d0804406ea1a..cae05b251c99 100644 --- a/drivers/scsi/bfa/bfa_ioc.h +++ b/drivers/scsi/bfa/bfa_ioc.h @@ -186,9 +186,6 @@ struct bfa_ioc_hwif_s { bfa_status_t (*ioc_pll_init) (struct bfa_ioc_s *ioc); bfa_boolean_t (*ioc_firmware_lock) (struct bfa_ioc_s *ioc); void (*ioc_firmware_unlock) (struct bfa_ioc_s *ioc); - u32 * (*ioc_fwimg_get_chunk) (struct bfa_ioc_s *ioc, - u32 off); - u32 (*ioc_fwimg_get_size) (struct bfa_ioc_s *ioc); void (*ioc_reg_init) (struct bfa_ioc_s *ioc); void (*ioc_map_port) (struct bfa_ioc_s *ioc); void (*ioc_isr_mode_set) (struct bfa_ioc_s *ioc, @@ -214,6 +211,10 @@ struct bfa_ioc_hwif_s { #define bfa_ioc_stats(_ioc, _stats) ((_ioc)->stats._stats++) #define BFA_IOC_FWIMG_MINSZ (16 * 1024) +#define BFA_IOC_FWIMG_TYPE(__ioc) \ + (((__ioc)->ctdev) ? \ + (((__ioc)->fcmode) ? BFI_IMAGE_CT_FC : BFI_IMAGE_CT_CNA) : \ + BFI_IMAGE_CB_FC) #define BFA_IOC_FLASH_CHUNK_NO(off) (off / BFI_FLASH_CHUNK_SZ_WORDS) #define BFA_IOC_FLASH_OFFSET_IN_CHUNK(off) (off % BFI_FLASH_CHUNK_SZ_WORDS) @@ -296,14 +297,17 @@ void bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr); bfa_boolean_t bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr); +void bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event); /* * bfa mfg wwn API functions */ wwn_t bfa_ioc_get_pwwn(struct bfa_ioc_s *ioc); wwn_t bfa_ioc_get_nwwn(struct bfa_ioc_s *ioc); -wwn_t bfa_ioc_get_wwn_naa5(struct bfa_ioc_s *ioc, u16 inst); mac_t bfa_ioc_get_mac(struct bfa_ioc_s *ioc); +wwn_t bfa_ioc_get_mfg_pwwn(struct bfa_ioc_s *ioc); +wwn_t bfa_ioc_get_mfg_nwwn(struct bfa_ioc_s *ioc); +mac_t bfa_ioc_get_mfg_mac(struct bfa_ioc_s *ioc); u64 bfa_ioc_get_adid(struct bfa_ioc_s *ioc); #endif /* __BFA_IOC_H__ */ diff --git a/drivers/scsi/bfa/bfa_ioc_cb.c b/drivers/scsi/bfa/bfa_ioc_cb.c index 3ce85319f739..324bdde7ea2e 100644 --- a/drivers/scsi/bfa/bfa_ioc_cb.c +++ b/drivers/scsi/bfa/bfa_ioc_cb.c @@ -33,26 +33,13 @@ BFA_TRC_FILE(CNA, IOC_CB); static bfa_status_t bfa_ioc_cb_pll_init(struct bfa_ioc_s *ioc); static bfa_boolean_t bfa_ioc_cb_firmware_lock(struct bfa_ioc_s *ioc); static void bfa_ioc_cb_firmware_unlock(struct bfa_ioc_s *ioc); -static u32 *bfa_ioc_cb_fwimg_get_chunk(struct bfa_ioc_s *ioc, u32 off); -static u32 bfa_ioc_cb_fwimg_get_size(struct bfa_ioc_s *ioc); static void bfa_ioc_cb_reg_init(struct bfa_ioc_s *ioc); static void bfa_ioc_cb_map_port(struct bfa_ioc_s *ioc); static void bfa_ioc_cb_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix); static void bfa_ioc_cb_notify_hbfail(struct bfa_ioc_s *ioc); static void bfa_ioc_cb_ownership_reset(struct bfa_ioc_s *ioc); -struct bfa_ioc_hwif_s hwif_cb = { - bfa_ioc_cb_pll_init, - bfa_ioc_cb_firmware_lock, - bfa_ioc_cb_firmware_unlock, - bfa_ioc_cb_fwimg_get_chunk, - bfa_ioc_cb_fwimg_get_size, - bfa_ioc_cb_reg_init, - bfa_ioc_cb_map_port, - bfa_ioc_cb_isr_mode_set, - bfa_ioc_cb_notify_hbfail, - bfa_ioc_cb_ownership_reset, -}; +struct bfa_ioc_hwif_s hwif_cb; /** * Called from bfa_ioc_attach() to map asic specific calls. @@ -60,19 +47,16 @@ struct bfa_ioc_hwif_s hwif_cb = { void bfa_ioc_set_cb_hwif(struct bfa_ioc_s *ioc) { - ioc->ioc_hwif = &hwif_cb; -} - -static u32 * -bfa_ioc_cb_fwimg_get_chunk(struct bfa_ioc_s *ioc, u32 off) -{ - return bfi_image_cb_get_chunk(off); -} + hwif_cb.ioc_pll_init = bfa_ioc_cb_pll_init; + hwif_cb.ioc_firmware_lock = bfa_ioc_cb_firmware_lock; + hwif_cb.ioc_firmware_unlock = bfa_ioc_cb_firmware_unlock; + hwif_cb.ioc_reg_init = bfa_ioc_cb_reg_init; + hwif_cb.ioc_map_port = bfa_ioc_cb_map_port; + hwif_cb.ioc_isr_mode_set = bfa_ioc_cb_isr_mode_set; + hwif_cb.ioc_notify_hbfail = bfa_ioc_cb_notify_hbfail; + hwif_cb.ioc_ownership_reset = bfa_ioc_cb_ownership_reset; -static u32 -bfa_ioc_cb_fwimg_get_size(struct bfa_ioc_s *ioc) -{ - return bfi_image_cb_size; + ioc->ioc_hwif = &hwif_cb; } /** diff --git a/drivers/scsi/bfa/bfa_ioc_ct.c b/drivers/scsi/bfa/bfa_ioc_ct.c index 20b58ad5f95c..68f027da001e 100644 --- a/drivers/scsi/bfa/bfa_ioc_ct.c +++ b/drivers/scsi/bfa/bfa_ioc_ct.c @@ -33,27 +33,13 @@ BFA_TRC_FILE(CNA, IOC_CT); static bfa_status_t bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc); static bfa_boolean_t bfa_ioc_ct_firmware_lock(struct bfa_ioc_s *ioc); static void bfa_ioc_ct_firmware_unlock(struct bfa_ioc_s *ioc); -static u32* bfa_ioc_ct_fwimg_get_chunk(struct bfa_ioc_s *ioc, - u32 off); -static u32 bfa_ioc_ct_fwimg_get_size(struct bfa_ioc_s *ioc); static void bfa_ioc_ct_reg_init(struct bfa_ioc_s *ioc); static void bfa_ioc_ct_map_port(struct bfa_ioc_s *ioc); static void bfa_ioc_ct_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix); static void bfa_ioc_ct_notify_hbfail(struct bfa_ioc_s *ioc); static void bfa_ioc_ct_ownership_reset(struct bfa_ioc_s *ioc); -struct bfa_ioc_hwif_s hwif_ct = { - bfa_ioc_ct_pll_init, - bfa_ioc_ct_firmware_lock, - bfa_ioc_ct_firmware_unlock, - bfa_ioc_ct_fwimg_get_chunk, - bfa_ioc_ct_fwimg_get_size, - bfa_ioc_ct_reg_init, - bfa_ioc_ct_map_port, - bfa_ioc_ct_isr_mode_set, - bfa_ioc_ct_notify_hbfail, - bfa_ioc_ct_ownership_reset, -}; +struct bfa_ioc_hwif_s hwif_ct; /** * Called from bfa_ioc_attach() to map asic specific calls. @@ -61,19 +47,16 @@ struct bfa_ioc_hwif_s hwif_ct = { void bfa_ioc_set_ct_hwif(struct bfa_ioc_s *ioc) { - ioc->ioc_hwif = &hwif_ct; -} + hwif_ct.ioc_pll_init = bfa_ioc_ct_pll_init; + hwif_ct.ioc_firmware_lock = bfa_ioc_ct_firmware_lock; + hwif_ct.ioc_firmware_unlock = bfa_ioc_ct_firmware_unlock; + hwif_ct.ioc_reg_init = bfa_ioc_ct_reg_init; + hwif_ct.ioc_map_port = bfa_ioc_ct_map_port; + hwif_ct.ioc_isr_mode_set = bfa_ioc_ct_isr_mode_set; + hwif_ct.ioc_notify_hbfail = bfa_ioc_ct_notify_hbfail; + hwif_ct.ioc_ownership_reset = bfa_ioc_ct_ownership_reset; -static u32* -bfa_ioc_ct_fwimg_get_chunk(struct bfa_ioc_s *ioc, u32 off) -{ - return bfi_image_ct_get_chunk(off); -} - -static u32 -bfa_ioc_ct_fwimg_get_size(struct bfa_ioc_s *ioc) -{ - return bfi_image_ct_size; + ioc->ioc_hwif = &hwif_ct; } /** @@ -95,7 +78,7 @@ bfa_ioc_ct_firmware_lock(struct bfa_ioc_s *ioc) /** * If bios boot (flash based) -- do not increment usage count */ - if (bfa_ioc_ct_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ) + if (bfi_image_get_size(BFA_IOC_FWIMG_TYPE(ioc)) < BFA_IOC_FWIMG_MINSZ) return BFA_TRUE; bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg); @@ -146,9 +129,14 @@ bfa_ioc_ct_firmware_unlock(struct bfa_ioc_s *ioc) /** * Firmware lock is relevant only for CNA. + */ + if (!ioc->cna) + return; + + /** * If bios boot (flash based) -- do not decrement usage count */ - if (!ioc->cna || bfa_ioc_ct_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ) + if (bfi_image_get_size(BFA_IOC_FWIMG_TYPE(ioc)) < BFA_IOC_FWIMG_MINSZ) return; /** @@ -388,10 +376,35 @@ bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc) bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk | __APP_PLL_425_ENABLE); + /** + * PSS memory reset is asserted at power-on-reset. Need to clear + * this before running EDRAM BISTR + */ + if (ioc->cna) { + bfa_reg_write((rb + PMM_1T_RESET_REG_P0), __PMM_1T_RESET_P); + bfa_reg_write((rb + PMM_1T_RESET_REG_P1), __PMM_1T_RESET_P); + } + + r32 = bfa_reg_read((rb + PSS_CTL_REG)); + r32 &= ~__PSS_LMEM_RESET; + bfa_reg_write((rb + PSS_CTL_REG), r32); + bfa_os_udelay(1000); + + if (ioc->cna) { + bfa_reg_write((rb + PMM_1T_RESET_REG_P0), 0); + bfa_reg_write((rb + PMM_1T_RESET_REG_P1), 0); + } + bfa_reg_write((rb + MBIST_CTL_REG), __EDRAM_BISTR_START); bfa_os_udelay(1000); r32 = bfa_reg_read((rb + MBIST_STAT_REG)); bfa_trc(ioc, r32); + + /** + * Clear BISTR + */ + bfa_reg_write((rb + MBIST_CTL_REG), 0); + /* * release semaphore. */ diff --git a/drivers/scsi/bfa/bfa_iocfc.c b/drivers/scsi/bfa/bfa_iocfc.c index a76de2669bfc..90820be99864 100644 --- a/drivers/scsi/bfa/bfa_iocfc.c +++ b/drivers/scsi/bfa/bfa_iocfc.c @@ -113,7 +113,6 @@ bfa_iocfc_send_cfg(void *bfa_arg) bfa_assert(cfg->fwcfg.num_cqs <= BFI_IOC_MAX_CQS); bfa_trc(bfa, cfg->fwcfg.num_cqs); - iocfc->cfgdone = BFA_FALSE; bfa_iocfc_reset_queues(bfa); /** @@ -145,6 +144,15 @@ bfa_iocfc_send_cfg(void *bfa_arg) } /** + * Enable interrupt coalescing if it is driver init path + * and not ioc disable/enable path. + */ + if (!iocfc->cfgdone) + cfg_info->intr_attr.coalesce = BFA_TRUE; + + iocfc->cfgdone = BFA_FALSE; + + /** * dma map IOC configuration itself */ bfi_h2i_set(cfg_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CFG_REQ, @@ -170,7 +178,7 @@ bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, /** * Initialize chip specific handlers. */ - if (bfa_ioc_devid(&bfa->ioc) == BFA_PCI_DEVICE_ID_CT) { + if (bfa_asic_id_ct(bfa_ioc_devid(&bfa->ioc))) { iocfc->hwif.hw_reginit = bfa_hwct_reginit; iocfc->hwif.hw_reqq_ack = bfa_hwct_reqq_ack; iocfc->hwif.hw_rspq_ack = bfa_hwct_rspq_ack; @@ -179,6 +187,7 @@ bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, iocfc->hwif.hw_msix_uninstall = bfa_hwct_msix_uninstall; iocfc->hwif.hw_isr_mode_set = bfa_hwct_isr_mode_set; iocfc->hwif.hw_msix_getvecs = bfa_hwct_msix_getvecs; + iocfc->hwif.hw_msix_get_rme_range = bfa_hwct_msix_get_rme_range; } else { iocfc->hwif.hw_reginit = bfa_hwcb_reginit; iocfc->hwif.hw_reqq_ack = bfa_hwcb_reqq_ack; @@ -188,6 +197,7 @@ bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, iocfc->hwif.hw_msix_uninstall = bfa_hwcb_msix_uninstall; iocfc->hwif.hw_isr_mode_set = bfa_hwcb_isr_mode_set; iocfc->hwif.hw_msix_getvecs = bfa_hwcb_msix_getvecs; + iocfc->hwif.hw_msix_get_rme_range = bfa_hwcb_msix_get_rme_range; } iocfc->hwif.hw_reginit(bfa); @@ -291,18 +301,6 @@ bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg, } /** - * BFA submodules initialization completion notification. - */ -static void -bfa_iocfc_initdone_submod(struct bfa_s *bfa) -{ - int i; - - for (i = 0; hal_mods[i]; i++) - hal_mods[i]->initdone(bfa); -} - -/** * Start BFA submodules. */ static void @@ -376,7 +374,6 @@ bfa_iocfc_cfgrsp(struct bfa_s *bfa) struct bfa_iocfc_s *iocfc = &bfa->iocfc; struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; struct bfa_iocfc_fwcfg_s *fwcfg = &cfgrsp->fwcfg; - struct bfi_iocfc_cfg_s *cfginfo = iocfc->cfginfo; fwcfg->num_cqs = fwcfg->num_cqs; fwcfg->num_ioim_reqs = bfa_os_ntohs(fwcfg->num_ioim_reqs); @@ -385,15 +382,13 @@ bfa_iocfc_cfgrsp(struct bfa_s *bfa) fwcfg->num_uf_bufs = bfa_os_ntohs(fwcfg->num_uf_bufs); fwcfg->num_rports = bfa_os_ntohs(fwcfg->num_rports); - cfginfo->intr_attr.coalesce = cfgrsp->intr_attr.coalesce; - cfginfo->intr_attr.delay = bfa_os_ntohs(cfgrsp->intr_attr.delay); - cfginfo->intr_attr.latency = bfa_os_ntohs(cfgrsp->intr_attr.latency); - iocfc->cfgdone = BFA_TRUE; /** * Configuration is complete - initialize/start submodules */ + bfa_fcport_init(bfa); + if (iocfc->action == BFA_IOCFC_ACT_INIT) bfa_cb_queue(bfa, &iocfc->init_hcb_qe, bfa_iocfc_init_cb, bfa); else @@ -531,7 +526,6 @@ bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status) return; } - bfa_iocfc_initdone_submod(bfa); bfa_iocfc_send_cfg(bfa); } @@ -625,9 +619,9 @@ bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, bfa->trcmod, bfa->aen, bfa->logm); /** - * Choose FC (ssid: 0x1C) v/s FCoE (ssid: 0x14) mode. + * Set FC mode for BFA_PCI_DEVICE_ID_CT_FC. */ - if (0) + if (pcidev->device_id == BFA_PCI_DEVICE_ID_CT_FC) bfa_ioc_set_fcmode(&bfa->ioc); bfa_ioc_pci_init(&bfa->ioc, pcidev, BFI_MC_IOCFC); @@ -748,10 +742,20 @@ bfa_adapter_get_id(struct bfa_s *bfa) void bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr) { - struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + + attr->intr_attr.coalesce = iocfc->cfginfo->intr_attr.coalesce; + + attr->intr_attr.delay = iocfc->cfginfo->intr_attr.delay ? + bfa_os_ntohs(iocfc->cfginfo->intr_attr.delay) : + bfa_os_ntohs(iocfc->cfgrsp->intr_attr.delay); + + attr->intr_attr.latency = iocfc->cfginfo->intr_attr.latency ? + bfa_os_ntohs(iocfc->cfginfo->intr_attr.latency) : + bfa_os_ntohs(iocfc->cfgrsp->intr_attr.latency); + + attr->config = iocfc->cfg; - attr->intr_attr = iocfc->cfginfo->intr_attr; - attr->config = iocfc->cfg; } bfa_status_t @@ -760,7 +764,10 @@ bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr) struct bfa_iocfc_s *iocfc = &bfa->iocfc; struct bfi_iocfc_set_intr_req_s *m; - iocfc->cfginfo->intr_attr = *attr; + iocfc->cfginfo->intr_attr.coalesce = attr->coalesce; + iocfc->cfginfo->intr_attr.delay = bfa_os_htons(attr->delay); + iocfc->cfginfo->intr_attr.latency = bfa_os_htons(attr->latency); + if (!bfa_iocfc_is_operational(bfa)) return BFA_STATUS_OK; @@ -770,9 +777,10 @@ bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr) bfi_h2i_set(m->mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_SET_INTR_REQ, bfa_lpuid(bfa)); - m->coalesce = attr->coalesce; - m->delay = bfa_os_htons(attr->delay); - m->latency = bfa_os_htons(attr->latency); + m->coalesce = iocfc->cfginfo->intr_attr.coalesce; + m->delay = iocfc->cfginfo->intr_attr.delay; + m->latency = iocfc->cfginfo->intr_attr.latency; + bfa_trc(bfa, attr->delay); bfa_trc(bfa, attr->latency); @@ -872,15 +880,48 @@ bfa_iocfc_is_operational(struct bfa_s *bfa) * Return boot target port wwns -- read from boot information in flash. */ void -bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t **wwns) +bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns) { - struct bfa_iocfc_s *iocfc = &bfa->iocfc; - struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; + int i; + + if (cfgrsp->pbc_cfg.boot_enabled && cfgrsp->pbc_cfg.nbluns) { + bfa_trc(bfa, cfgrsp->pbc_cfg.nbluns); + *nwwns = cfgrsp->pbc_cfg.nbluns; + for (i = 0; i < cfgrsp->pbc_cfg.nbluns; i++) + wwns[i] = cfgrsp->pbc_cfg.blun[i].tgt_pwwn; + + return; + } *nwwns = cfgrsp->bootwwns.nwwns; - *wwns = cfgrsp->bootwwns.wwn; + memcpy(wwns, cfgrsp->bootwwns.wwn, sizeof(cfgrsp->bootwwns.wwn)); +} + +void +bfa_iocfc_get_pbc_boot_cfg(struct bfa_s *bfa, struct bfa_boot_pbc_s *pbcfg) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; + + pbcfg->enable = cfgrsp->pbc_cfg.boot_enabled; + pbcfg->nbluns = cfgrsp->pbc_cfg.nbluns; + pbcfg->speed = cfgrsp->pbc_cfg.port_speed; + memcpy(pbcfg->pblun, cfgrsp->pbc_cfg.blun, sizeof(pbcfg->pblun)); } +int +bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, struct bfi_pbc_vport_s *pbc_vport) +{ + struct bfa_iocfc_s *iocfc = &bfa->iocfc; + struct bfi_iocfc_cfgrsp_s *cfgrsp = iocfc->cfgrsp; + + memcpy(pbc_vport, cfgrsp->pbc_cfg.vport, sizeof(cfgrsp->pbc_cfg.vport)); + return cfgrsp->pbc_cfg.nvports; +} + + #endif diff --git a/drivers/scsi/bfa/bfa_iocfc.h b/drivers/scsi/bfa/bfa_iocfc.h index fbb4bdc9d600..74a6a048d1fd 100644 --- a/drivers/scsi/bfa/bfa_iocfc.h +++ b/drivers/scsi/bfa/bfa_iocfc.h @@ -21,6 +21,7 @@ #include <bfa_ioc.h> #include <bfa.h> #include <bfi/bfi_iocfc.h> +#include <bfi/bfi_pbc.h> #include <bfa_callback_priv.h> #define BFA_REQQ_NELEMS_MIN (4) @@ -62,6 +63,8 @@ struct bfa_hwif_s { void (*hw_isr_mode_set)(struct bfa_s *bfa, bfa_boolean_t msix); void (*hw_msix_getvecs)(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs, u32 *maxvec); + void (*hw_msix_get_rme_range) (struct bfa_s *bfa, u32 *start, + u32 *end); }; typedef void (*bfa_cb_iocfc_t) (void *cbarg, enum bfa_status status); @@ -103,7 +106,8 @@ struct bfa_iocfc_s { struct bfa_hwif_s hwif; bfa_cb_iocfc_t updateq_cbfn; /* bios callback function */ - void *updateq_cbarg; /* bios callback arg */ + void *updateq_cbarg; /* bios callback arg */ + u32 intr_mask; }; #define bfa_lpuid(__bfa) bfa_ioc_portid(&(__bfa)->ioc) @@ -116,7 +120,10 @@ struct bfa_iocfc_s { #define bfa_isr_mode_set(__bfa, __msix) \ ((__bfa)->iocfc.hwif.hw_isr_mode_set(__bfa, __msix)) #define bfa_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec) \ - (__bfa)->iocfc.hwif.hw_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec) + ((__bfa)->iocfc.hwif.hw_msix_getvecs(__bfa, __vecmap, \ + __nvecs, __maxvec)) +#define bfa_msix_get_rme_range(__bfa, __start, __end) \ + ((__bfa)->iocfc.hwif.hw_msix_get_rme_range(__bfa, __start, __end)) /* * FC specific IOC functions. @@ -152,6 +159,7 @@ void bfa_hwcb_msix_uninstall(struct bfa_s *bfa); void bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix); void bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs, u32 *maxvec); +void bfa_hwcb_msix_get_rme_range(struct bfa_s *bfa, u32 *start, u32 *end); void bfa_hwct_reginit(struct bfa_s *bfa); void bfa_hwct_reqq_ack(struct bfa_s *bfa, int rspq); void bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq); @@ -161,11 +169,16 @@ void bfa_hwct_msix_uninstall(struct bfa_s *bfa); void bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix); void bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *vecmap, u32 *nvecs, u32 *maxvec); +void bfa_hwct_msix_get_rme_range(struct bfa_s *bfa, u32 *start, u32 *end); void bfa_com_meminfo(bfa_boolean_t mincfg, u32 *dm_len); void bfa_com_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi, bfa_boolean_t mincfg); -void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t **wwns); +void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t *wwns); +void bfa_iocfc_get_pbc_boot_cfg(struct bfa_s *bfa, + struct bfa_boot_pbc_s *pbcfg); +int bfa_iocfc_get_pbc_vports(struct bfa_s *bfa, + struct bfi_pbc_vport_s *pbc_vport); #endif /* __BFA_IOCFC_H__ */ diff --git a/drivers/scsi/bfa/bfa_ioim.c b/drivers/scsi/bfa/bfa_ioim.c index 687f3d6e252b..4148ae09f998 100644 --- a/drivers/scsi/bfa/bfa_ioim.c +++ b/drivers/scsi/bfa/bfa_ioim.c @@ -133,6 +133,8 @@ bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_IOTOV: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_pathtov, ioim); break; @@ -182,6 +184,8 @@ bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_ABORT: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, ioim); break; @@ -189,6 +193,8 @@ bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_HWFAIL: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, ioim); break; @@ -210,18 +216,24 @@ bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) switch (event) { case BFA_IOIM_SM_COMP_GOOD: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_good_comp, ioim); break; case BFA_IOIM_SM_COMP: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp, ioim); break; case BFA_IOIM_SM_DONE: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp, ioim); break; @@ -234,8 +246,8 @@ bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) bfa_sm_set_state(ioim, bfa_ioim_sm_abort); else { bfa_sm_set_state(ioim, bfa_ioim_sm_abort_qfull); - bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq, - &ioim->iosp->reqq_wait); + bfa_reqq_wait(ioim->bfa, ioim->reqq, + &ioim->iosp->reqq_wait); } break; @@ -247,13 +259,15 @@ bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); else { bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); - bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq, - &ioim->iosp->reqq_wait); + bfa_reqq_wait(ioim->bfa, ioim->reqq, + &ioim->iosp->reqq_wait); } break; case BFA_IOIM_SM_HWFAIL: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, ioim); break; @@ -287,12 +301,16 @@ bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_ABORT_COMP: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, ioim); break; case BFA_IOIM_SM_COMP_UTAG: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, ioim); break; @@ -305,13 +323,15 @@ bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup); else { bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull); - bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq, + bfa_reqq_wait(ioim->bfa, ioim->reqq, &ioim->iosp->reqq_wait); } break; case BFA_IOIM_SM_HWFAIL: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, ioim); break; @@ -365,6 +385,8 @@ bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_HWFAIL: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, ioim); break; @@ -399,6 +421,8 @@ bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_ABORT: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, ioim); break; @@ -414,6 +438,8 @@ bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_HWFAIL: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, ioim); break; @@ -448,6 +474,8 @@ bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_COMP: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, ioim); break; @@ -455,6 +483,8 @@ bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_DONE: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free); bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort, ioim); break; @@ -462,6 +492,8 @@ bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_HWFAIL: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, ioim); break; @@ -511,6 +543,8 @@ bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event) case BFA_IOIM_SM_HWFAIL: bfa_sm_set_state(ioim, bfa_ioim_sm_hcb); bfa_reqq_wcancel(&ioim->iosp->reqq_wait); + list_del(&ioim->qe); + list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q); bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed, ioim); break; @@ -738,9 +772,9 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) /** * check for room in queue to send request now */ - m = bfa_reqq_next(ioim->bfa, itnim->reqq); + m = bfa_reqq_next(ioim->bfa, ioim->reqq); if (!m) { - bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq, + bfa_reqq_wait(ioim->bfa, ioim->reqq, &ioim->iosp->reqq_wait); return BFA_FALSE; } @@ -832,7 +866,7 @@ bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim) /** * queue I/O message to firmware */ - bfa_reqq_produce(ioim->bfa, itnim->reqq); + bfa_reqq_produce(ioim->bfa, ioim->reqq); return BFA_TRUE; } @@ -930,14 +964,13 @@ bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim) static bfa_boolean_t bfa_ioim_send_abort(struct bfa_ioim_s *ioim) { - struct bfa_itnim_s *itnim = ioim->itnim; struct bfi_ioim_abort_req_s *m; enum bfi_ioim_h2i msgop; /** * check for room in queue to send request now */ - m = bfa_reqq_next(ioim->bfa, itnim->reqq); + m = bfa_reqq_next(ioim->bfa, ioim->reqq); if (!m) return BFA_FALSE; @@ -956,7 +989,7 @@ bfa_ioim_send_abort(struct bfa_ioim_s *ioim) /** * queue I/O message to firmware */ - bfa_reqq_produce(ioim->bfa, itnim->reqq); + bfa_reqq_produce(ioim->bfa, ioim->reqq); return BFA_TRUE; } @@ -1306,6 +1339,14 @@ void bfa_ioim_start(struct bfa_ioim_s *ioim) { bfa_trc_fp(ioim->bfa, ioim->iotag); + + /** + * Obtain the queue over which this request has to be issued + */ + ioim->reqq = bfa_fcpim_ioredirect_enabled(ioim->bfa) ? + bfa_cb_ioim_get_reqq(ioim->dio) : + bfa_itnim_get_reqq(ioim); + bfa_sm_send_event(ioim, BFA_IOIM_SM_START); } diff --git a/drivers/scsi/bfa/bfa_log_module.c b/drivers/scsi/bfa/bfa_log_module.c index 5c154d341d69..cf577ef7cb97 100644 --- a/drivers/scsi/bfa/bfa_log_module.c +++ b/drivers/scsi/bfa/bfa_log_module.c @@ -110,6 +110,27 @@ struct bfa_log_msgdef_s bfa_log_msg_array[] = { "Running firmware version is incompatible with the driver version.", (0), 0}, +{BFA_AEN_IOC_FWCFG_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_CRITICAL, "BFA_AEN_IOC_FWCFG_ERROR", + "Link initialization failed due to firmware configuration read error:" + " WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_IOC_INVALID_VENDOR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_ERROR, "BFA_AEN_IOC_INVALID_VENDOR", + "Unsupported switch vendor. Link initialization failed: WWN = %s.", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_AEN_IOC_INVALID_NWWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_ERROR, "BFA_AEN_IOC_INVALID_NWWN", + "Invalid NWWN. Link initialization failed: NWWN = 00:00:00:00:00:00:00:00.", + (0), 0}, + +{BFA_AEN_IOC_INVALID_PWWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_ERROR, "BFA_AEN_IOC_INVALID_PWWN", + "Invalid PWWN. Link initialization failed: PWWN = 00:00:00:00:00:00:00:00.", + (0), 0}, + @@ -347,6 +368,22 @@ struct bfa_log_msgdef_s bfa_log_msg_array[] = { ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) | (BFA_LOG_D << BFA_LOG_ARG2) | 0), 3}, +{BFA_LOG_HAL_DRIVER_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "HAL_DRIVER_ERROR", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_HAL_DRIVER_CONFIG_ERROR, + BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "HAL_DRIVER_CONFIG_ERROR", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_HAL_MBOX_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "HAL_MBOX_ERROR", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + @@ -412,6 +449,55 @@ struct bfa_log_msgdef_s bfa_log_msg_array[] = { ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_P << BFA_LOG_ARG1) | (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3}, +{BFA_LOG_LINUX_DRIVER_CONFIG_ERROR, + BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "LINUX_DRIVER_CONFIG_ERROR", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_BNA_STATE_MACHINE, + BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "LINUX_BNA_STATE_MACHINE", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_IOC_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_IOC_ERROR", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_RESOURCE_ALLOC_ERROR, + BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "LINUX_RESOURCE_ALLOC_ERROR", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_RING_BUFFER_ERROR, + BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO, + "LINUX_RING_BUFFER_ERROR", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_DRIVER_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_ERROR, "LINUX_DRIVER_ERROR", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_DRIVER_INFO, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_DRIVER_INFO", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_DRIVER_DIAG, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_DRIVER_DIAG", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + +{BFA_LOG_LINUX_DRIVER_AEN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, + BFA_LOG_INFO, "LINUX_DRIVER_AEN", + "%s", + ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1}, + diff --git a/drivers/scsi/bfa/bfa_lps.c b/drivers/scsi/bfa/bfa_lps.c index ad06f6189092..acabb44f092f 100644 --- a/drivers/scsi/bfa/bfa_lps.c +++ b/drivers/scsi/bfa/bfa_lps.c @@ -41,7 +41,6 @@ static void bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev); -static void bfa_lps_initdone(struct bfa_s *bfa); static void bfa_lps_detach(struct bfa_s *bfa); static void bfa_lps_start(struct bfa_s *bfa); static void bfa_lps_stop(struct bfa_s *bfa); @@ -347,11 +346,6 @@ bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, } static void -bfa_lps_initdone(struct bfa_s *bfa) -{ -} - -static void bfa_lps_detach(struct bfa_s *bfa) { } diff --git a/drivers/scsi/bfa/bfa_port.c b/drivers/scsi/bfa/bfa_port.c index cab19028361a..c7e69f1e56e3 100644 --- a/drivers/scsi/bfa/bfa_port.c +++ b/drivers/scsi/bfa/bfa_port.c @@ -102,9 +102,14 @@ bfa_port_get_stats_isr(struct bfa_port_s *port, bfa_status_t status) port->stats_busy = BFA_FALSE; if (status == BFA_STATUS_OK) { + struct bfa_timeval_s tv; + memcpy(port->stats, port->stats_dma.kva, sizeof(union bfa_pport_stats_u)); bfa_port_stats_swap(port, port->stats); + + bfa_os_gettimeofday(&tv); + port->stats->fc.secs_reset = tv.tv_sec - port->stats_reset_time; } if (port->stats_cbfn) { @@ -125,9 +130,17 @@ bfa_port_get_stats_isr(struct bfa_port_s *port, bfa_status_t status) static void bfa_port_clear_stats_isr(struct bfa_port_s *port, bfa_status_t status) { + struct bfa_timeval_s tv; + port->stats_status = status; port->stats_busy = BFA_FALSE; + /** + * re-initialize time stamp for stats reset + */ + bfa_os_gettimeofday(&tv); + port->stats_reset_time = tv.tv_sec; + if (port->stats_cbfn) { port->stats_cbfn(port->stats_cbarg, status); port->stats_cbfn = NULL; @@ -394,7 +407,7 @@ bfa_port_hbfail(void *arg) */ if (port->stats_busy) { if (port->stats_cbfn) - port->stats_cbfn(port->dev, BFA_STATUS_FAILED); + port->stats_cbfn(port->stats_cbarg, BFA_STATUS_FAILED); port->stats_cbfn = NULL; port->stats_busy = BFA_FALSE; } @@ -404,7 +417,7 @@ bfa_port_hbfail(void *arg) */ if (port->endis_pending) { if (port->endis_cbfn) - port->endis_cbfn(port->dev, BFA_STATUS_FAILED); + port->endis_cbfn(port->endis_cbarg, BFA_STATUS_FAILED); port->endis_cbfn = NULL; port->endis_pending = BFA_FALSE; } @@ -428,6 +441,8 @@ void bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc, void *dev, struct bfa_trc_mod_s *trcmod, struct bfa_log_mod_s *logmod) { + struct bfa_timeval_s tv; + bfa_assert(port); port->dev = dev; @@ -435,13 +450,21 @@ bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc, void *dev, port->trcmod = trcmod; port->logmod = logmod; - port->stats_busy = port->endis_pending = BFA_FALSE; - port->stats_cbfn = port->endis_cbfn = NULL; + port->stats_busy = BFA_FALSE; + port->endis_pending = BFA_FALSE; + port->stats_cbfn = NULL; + port->endis_cbfn = NULL; bfa_ioc_mbox_regisr(port->ioc, BFI_MC_PORT, bfa_port_isr, port); bfa_ioc_hbfail_init(&port->hbfail, bfa_port_hbfail, port); bfa_ioc_hbfail_register(port->ioc, &port->hbfail); + /** + * initialize time stamp for stats reset + */ + bfa_os_gettimeofday(&tv); + port->stats_reset_time = tv.tv_sec; + bfa_trc(port, 0); } diff --git a/drivers/scsi/bfa/bfa_port_priv.h b/drivers/scsi/bfa/bfa_port_priv.h index 40e256ec67ff..c9ebe0426fa6 100644 --- a/drivers/scsi/bfa/bfa_port_priv.h +++ b/drivers/scsi/bfa/bfa_port_priv.h @@ -75,8 +75,9 @@ struct bfa_fcport_s { bfa_status_t stats_status; /* stats/statsclr status */ bfa_boolean_t stats_busy; /* outstanding stats/statsclr */ bfa_boolean_t stats_qfull; + u32 stats_reset_time; /* stats reset time stamp */ bfa_cb_pport_t stats_cbfn; /* driver callback function */ - void *stats_cbarg; /* *!< user callback arg */ + void *stats_cbarg; /* user callback arg */ bfa_boolean_t diag_busy; /* diag busy status */ bfa_boolean_t beacon; /* port beacon status */ bfa_boolean_t link_e2e_beacon; /* link beacon status */ @@ -87,5 +88,7 @@ struct bfa_fcport_s { /* * public functions */ -void bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); +void bfa_fcport_init(struct bfa_s *bfa); +void bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg); + #endif /* __BFA_PORT_PRIV_H__ */ diff --git a/drivers/scsi/bfa/bfa_priv.h b/drivers/scsi/bfa/bfa_priv.h index be80fc7e1b0e..bf4939b1676c 100644 --- a/drivers/scsi/bfa/bfa_priv.h +++ b/drivers/scsi/bfa/bfa_priv.h @@ -37,7 +37,6 @@ void *bfad, struct bfa_iocfc_cfg_s *cfg, \ struct bfa_meminfo_s *meminfo, \ struct bfa_pcidev_s *pcidev); \ - static void bfa_ ## __mod ## _initdone(struct bfa_s *bfa); \ static void bfa_ ## __mod ## _detach(struct bfa_s *bfa); \ static void bfa_ ## __mod ## _start(struct bfa_s *bfa); \ static void bfa_ ## __mod ## _stop(struct bfa_s *bfa); \ @@ -47,7 +46,6 @@ struct bfa_module_s hal_mod_ ## __mod = { \ bfa_ ## __mod ## _meminfo, \ bfa_ ## __mod ## _attach, \ - bfa_ ## __mod ## _initdone, \ bfa_ ## __mod ## _detach, \ bfa_ ## __mod ## _start, \ bfa_ ## __mod ## _stop, \ @@ -69,7 +67,6 @@ struct bfa_module_s { struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev); - void (*initdone) (struct bfa_s *bfa); void (*detach) (struct bfa_s *bfa); void (*start) (struct bfa_s *bfa); void (*stop) (struct bfa_s *bfa); diff --git a/drivers/scsi/bfa/bfa_rport.c b/drivers/scsi/bfa/bfa_rport.c index 7c509fa244e4..ccd0680f6f16 100644 --- a/drivers/scsi/bfa/bfa_rport.c +++ b/drivers/scsi/bfa/bfa_rport.c @@ -636,11 +636,6 @@ bfa_rport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, } static void -bfa_rport_initdone(struct bfa_s *bfa) -{ -} - -static void bfa_rport_detach(struct bfa_s *bfa) { } diff --git a/drivers/scsi/bfa/bfa_sgpg.c b/drivers/scsi/bfa/bfa_sgpg.c index 279d8f9b8907..ae452c42e40e 100644 --- a/drivers/scsi/bfa/bfa_sgpg.c +++ b/drivers/scsi/bfa/bfa_sgpg.c @@ -94,11 +94,6 @@ bfa_sgpg_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, } static void -bfa_sgpg_initdone(struct bfa_s *bfa) -{ -} - -static void bfa_sgpg_detach(struct bfa_s *bfa) { } diff --git a/drivers/scsi/bfa/bfa_uf.c b/drivers/scsi/bfa/bfa_uf.c index 4b3c2417d180..b9a9a686ef6a 100644 --- a/drivers/scsi/bfa/bfa_uf.c +++ b/drivers/scsi/bfa/bfa_uf.c @@ -170,11 +170,6 @@ bfa_uf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg, } static void -bfa_uf_initdone(struct bfa_s *bfa) -{ -} - -static void bfa_uf_detach(struct bfa_s *bfa) { } @@ -256,7 +251,10 @@ uf_recv(struct bfa_s *bfa, struct bfi_uf_frm_rcvd_s *m) (struct fchs_s *) buf, pld_w0); } - bfa_cb_queue(bfa, &uf->hcb_qe, __bfa_cb_uf_recv, uf); + if (bfa->fcs) + __bfa_cb_uf_recv(uf, BFA_TRUE); + else + bfa_cb_queue(bfa, &uf->hcb_qe, __bfa_cb_uf_recv, uf); } static void diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c index d4fc4287ebd3..915a29d6c7ad 100644 --- a/drivers/scsi/bfa/bfad.c +++ b/drivers/scsi/bfa/bfad.c @@ -54,31 +54,62 @@ static int bfa_io_max_sge = BFAD_IO_MAX_SGE; static int log_level = BFA_LOG_WARNING; static int ioc_auto_recover = BFA_TRUE; static int ipfc_enable = BFA_FALSE; -static int ipfc_mtu = -1; static int fdmi_enable = BFA_TRUE; int bfa_lun_queue_depth = BFAD_LUN_QUEUE_DEPTH; int bfa_linkup_delay = -1; +int bfa_debugfs_enable = 1; module_param(os_name, charp, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(os_name, "OS name of the hba host machine"); module_param(os_patch, charp, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(os_patch, "OS patch level of the hba host machine"); module_param(host_name, charp, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(host_name, "Hostname of the hba host machine"); module_param(num_rports, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(num_rports, "Max number of rports supported per port" + " (physical/logical), default=1024"); module_param(num_ios, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(num_ios, "Max number of ioim requests, default=2000"); module_param(num_tms, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(num_tms, "Max number of task im requests, default=128"); module_param(num_fcxps, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(num_fcxps, "Max number of fcxp requests, default=64"); module_param(num_ufbufs, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(num_ufbufs, "Max number of unsolicited frame buffers," + " default=64"); module_param(reqq_size, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(reqq_size, "Max number of request queue elements," + " default=256"); module_param(rspq_size, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(rspq_size, "Max number of response queue elements," + " default=64"); module_param(num_sgpgs, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(num_sgpgs, "Number of scatter/gather pages, default=2048"); module_param(rport_del_timeout, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(rport_del_timeout, "Rport delete timeout, default=90 secs," + " Range[>0]"); module_param(bfa_lun_queue_depth, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(bfa_lun_queue_depth, "Lun queue depth, default=32," + " Range[>0]"); module_param(bfa_io_max_sge, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(bfa_io_max_sge, "Max io scatter/gather elements, default=255"); module_param(log_level, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(log_level, "Driver log level, default=3," + " Range[Critical:1|Error:2|Warning:3|Info:4]"); module_param(ioc_auto_recover, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(ioc_auto_recover, "IOC auto recovery, default=1," + " Range[off:0|on:1]"); module_param(ipfc_enable, int, S_IRUGO | S_IWUSR); -module_param(ipfc_mtu, int, S_IRUGO | S_IWUSR); -module_param(fdmi_enable, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(ipfc_enable, "Enable IPoFC, default=0, Range[off:0|on:1]"); module_param(bfa_linkup_delay, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(bfa_linkup_delay, "Link up delay, default=30 secs for boot" + " port. Otherwise Range[>0]"); +module_param(fdmi_enable, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(fdmi_enable, "Enables fdmi registration, default=1," + " Range[false:0|true:1]"); +module_param(bfa_debugfs_enable, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(bfa_debugfs_enable, "Enables debugfs feature, default=1," + " Range[false:0|true:1]"); /* * Stores the module parm num_sgpgs value; @@ -322,7 +353,31 @@ ext: return rc; } +/** + * @brief + * FCS PBC VPORT Create + */ +void +bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s pbc_vport) +{ + + struct bfad_pcfg_s *pcfg; + pcfg = kzalloc(sizeof(struct bfad_pcfg_s), GFP_ATOMIC); + if (!pcfg) { + bfa_trc(bfad, 0); + return; + } + + pcfg->port_cfg.roles = BFA_PORT_ROLE_FCP_IM; + pcfg->port_cfg.pwwn = pbc_vport.vp_pwwn; + pcfg->port_cfg.nwwn = pbc_vport.vp_nwwn; + pcfg->port_cfg.preboot_vp = BFA_TRUE; + + list_add_tail(&pcfg->list_entry, &bfad->pbc_pcfg_list); + + return; +} void bfad_hal_mem_release(struct bfad_s *bfad) @@ -481,10 +536,10 @@ ext: */ bfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id, - struct bfa_port_cfg_s *port_cfg, struct device *dev) + struct bfa_port_cfg_s *port_cfg, struct device *dev) { struct bfad_vport_s *vport; - int rc = BFA_STATUS_OK; + int rc = BFA_STATUS_OK; unsigned long flags; struct completion fcomp; @@ -496,8 +551,12 @@ bfad_vport_create(struct bfad_s *bfad, u16 vf_id, vport->drv_port.bfad = bfad; spin_lock_irqsave(&bfad->bfad_lock, flags); - rc = bfa_fcs_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, vf_id, - port_cfg, vport); + if (port_cfg->preboot_vp == BFA_TRUE) + rc = bfa_fcs_pbc_vport_create(&vport->fcs_vport, + &bfad->bfa_fcs, vf_id, port_cfg, vport); + else + rc = bfa_fcs_vport_create(&vport->fcs_vport, + &bfad->bfa_fcs, vf_id, port_cfg, vport); spin_unlock_irqrestore(&bfad->bfad_lock, flags); if (rc != BFA_STATUS_OK) @@ -848,6 +907,10 @@ bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role) bfad->pport.roles |= BFA_PORT_ROLE_FCP_IM; } + /* Setup the debugfs node for this scsi_host */ + if (bfa_debugfs_enable) + bfad_debugfs_init(&bfad->pport); + bfad->bfad_flags |= BFAD_CFG_PPORT_DONE; out: @@ -857,6 +920,10 @@ out: void bfad_uncfg_pport(struct bfad_s *bfad) { + /* Remove the debugfs node for this scsi_host */ + kfree(bfad->regdata); + bfad_debugfs_exit(&bfad->pport); + if ((bfad->pport.roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable) { bfad_ipfc_port_delete(bfad, &bfad->pport); bfad->pport.roles &= ~BFA_PORT_ROLE_FCP_IPFC; @@ -884,6 +951,7 @@ bfa_status_t bfad_start_ops(struct bfad_s *bfad) { int retval; + struct bfad_pcfg_s *pcfg, *pcfg_new; /* PPORT FCS config */ bfad_fcs_port_cfg(bfad); @@ -901,6 +969,27 @@ bfad_start_ops(struct bfad_s *bfad) bfad_drv_start(bfad); + /* pbc vport creation */ + list_for_each_entry_safe(pcfg, pcfg_new, &bfad->pbc_pcfg_list, + list_entry) { + struct fc_vport_identifiers vid; + struct fc_vport *fc_vport; + + memset(&vid, 0, sizeof(vid)); + vid.roles = FC_PORT_ROLE_FCP_INITIATOR; + vid.vport_type = FC_PORTTYPE_NPIV; + vid.disable = false; + vid.node_name = wwn_to_u64((u8 *)&pcfg->port_cfg.nwwn); + vid.port_name = wwn_to_u64((u8 *)&pcfg->port_cfg.pwwn); + fc_vport = fc_vport_create(bfad->pport.im_port->shost, 0, &vid); + if (!fc_vport) + printk(KERN_WARNING "bfad%d: failed to create pbc vport" + " %llx\n", bfad->inst_no, vid.port_name); + list_del(&pcfg->list_entry); + kfree(pcfg); + + } + /* * If bfa_linkup_delay is set to -1 default; try to retrive the * value using the bfad_os_get_linkup_delay(); else use the @@ -928,7 +1017,7 @@ out_cfg_pport_failure: } int -bfad_worker (void *ptr) +bfad_worker(void *ptr) { struct bfad_s *bfad; unsigned long flags; @@ -1031,6 +1120,7 @@ bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid) bfad->ref_count = 0; bfad->pport.bfad = bfad; + INIT_LIST_HEAD(&bfad->pbc_pcfg_list); bfad->bfad_tsk = kthread_create(bfad_worker, (void *) bfad, "%s", "bfad_worker"); @@ -1172,6 +1262,14 @@ static struct pci_device_id bfad_id_table[] = { .class = (PCI_CLASS_SERIAL_FIBER << 8), .class_mask = ~0, }, + { + .vendor = BFA_PCI_VENDOR_ID_BROCADE, + .device = BFA_PCI_DEVICE_ID_CT_FC, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .class = (PCI_CLASS_SERIAL_FIBER << 8), + .class_mask = ~0, + }, {0, 0}, }; diff --git a/drivers/scsi/bfa/bfad_attr.c b/drivers/scsi/bfa/bfad_attr.c index e477bfbfa7d8..0818eb07ef88 100644 --- a/drivers/scsi/bfa/bfad_attr.c +++ b/drivers/scsi/bfa/bfad_attr.c @@ -373,47 +373,53 @@ bfad_im_vport_create(struct fc_vport *fc_vport, bool disable) (struct bfad_im_port_s *) shost->hostdata[0]; struct bfad_s *bfad = im_port->bfad; struct bfa_port_cfg_s port_cfg; + struct bfad_pcfg_s *pcfg; int status = 0, rc; unsigned long flags; memset(&port_cfg, 0, sizeof(port_cfg)); - - port_cfg.pwwn = wwn_to_u64((u8 *) &fc_vport->port_name); - port_cfg.nwwn = wwn_to_u64((u8 *) &fc_vport->node_name); - + u64_to_wwn(fc_vport->node_name, (u8 *)&port_cfg.nwwn); + u64_to_wwn(fc_vport->port_name, (u8 *)&port_cfg.pwwn); if (strlen(vname) > 0) strcpy((char *)&port_cfg.sym_name, vname); - port_cfg.roles = BFA_PORT_ROLE_FCP_IM; - rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev); + spin_lock_irqsave(&bfad->bfad_lock, flags); + list_for_each_entry(pcfg, &bfad->pbc_pcfg_list, list_entry) { + if (port_cfg.pwwn == pcfg->port_cfg.pwwn) { + port_cfg.preboot_vp = pcfg->port_cfg.preboot_vp; + break; + } + } + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev); if (rc == BFA_STATUS_OK) { - struct bfad_vport_s *vport; + struct bfad_vport_s *vport; struct bfa_fcs_vport_s *fcs_vport; struct Scsi_Host *vshost; spin_lock_irqsave(&bfad->bfad_lock, flags); fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, port_cfg.pwwn); - if (fcs_vport == NULL) { - spin_unlock_irqrestore(&bfad->bfad_lock, flags); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + if (fcs_vport == NULL) return VPCERR_BAD_WWN; - } fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE); if (disable) { + spin_lock_irqsave(&bfad->bfad_lock, flags); bfa_fcs_vport_stop(fcs_vport); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); fc_vport_set_state(fc_vport, FC_VPORT_DISABLED); } - spin_unlock_irqrestore(&bfad->bfad_lock, flags); vport = fcs_vport->vport_drv; vshost = vport->drv_port.im_port->shost; - fc_host_node_name(vshost) = wwn_to_u64((u8 *) &port_cfg.nwwn); - fc_host_port_name(vshost) = wwn_to_u64((u8 *) &port_cfg.pwwn); + fc_host_node_name(vshost) = wwn_to_u64((u8 *)&port_cfg.nwwn); + fc_host_port_name(vshost) = wwn_to_u64((u8 *)&port_cfg.pwwn); fc_vport->dd_data = vport; vport->drv_port.im_port->fc_vport = fc_vport; - } else if (rc == BFA_STATUS_INVALID_WWN) return VPCERR_BAD_WWN; else if (rc == BFA_STATUS_VPORT_EXISTS) @@ -422,7 +428,7 @@ bfad_im_vport_create(struct fc_vport *fc_vport, bool disable) return VPCERR_NO_FABRIC_SUPP; else if (rc == BFA_STATUS_VPORT_WWN_BP) return VPCERR_BAD_WWN; - else + else return FC_VPORT_FAILED; return status; @@ -449,7 +455,7 @@ bfad_im_vport_delete(struct fc_vport *fc_vport) port = im_port->port; vshost = vport->drv_port.im_port->shost; - pwwn = wwn_to_u64((u8 *) &fc_host_port_name(vshost)); + u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn); spin_lock_irqsave(&bfad->bfad_lock, flags); fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn); @@ -467,6 +473,12 @@ bfad_im_vport_delete(struct fc_vport *fc_vport) rc = bfa_fcs_vport_delete(&vport->fcs_vport); spin_unlock_irqrestore(&bfad->bfad_lock, flags); + if (rc == BFA_STATUS_PBC) { + vport->drv_port.flags &= ~BFAD_PORT_DELETE; + vport->comp_del = NULL; + return -1; + } + wait_for_completion(vport->comp_del); free_scsi_host: @@ -490,7 +502,7 @@ bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable) vport = (struct bfad_vport_s *)fc_vport->dd_data; bfad = vport->drv_port.bfad; vshost = vport->drv_port.im_port->shost; - pwwn = wwn_to_u64((u8 *) &fc_vport->port_name); + u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn); spin_lock_irqsave(&bfad->bfad_lock, flags); fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn); diff --git a/drivers/scsi/bfa/bfad_debugfs.c b/drivers/scsi/bfa/bfad_debugfs.c new file mode 100644 index 000000000000..4b82f12aad62 --- /dev/null +++ b/drivers/scsi/bfa/bfad_debugfs.c @@ -0,0 +1,547 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#include <linux/debugfs.h> + +#include <bfad_drv.h> +#include <bfad_im.h> + +/* + * BFA debufs interface + * + * To access the interface, debugfs file system should be mounted + * if not already mounted using: + * mount -t debugfs none /sys/kernel/debug + * + * BFA Hierarchy: + * - bfa/host# + * where the host number corresponds to the one under /sys/class/scsi_host/host# + * + * Debugging service available per host: + * fwtrc: To collect current firmware trace. + * drvtrc: To collect current driver trace + * fwsave: To collect last saved fw trace as a result of firmware crash. + * regwr: To write one word to chip register + * regrd: To read one or more words from chip register. + */ + +struct bfad_debug_info { + char *debug_buffer; + void *i_private; + int buffer_len; +}; + +static int +bfad_debugfs_open_drvtrc(struct inode *inode, struct file *file) +{ + struct bfad_port_s *port = inode->i_private; + struct bfad_s *bfad = port->bfad; + struct bfad_debug_info *debug; + + debug = kzalloc(sizeof(struct bfad_debug_info), GFP_KERNEL); + if (!debug) + return -ENOMEM; + + debug->debug_buffer = (void *) bfad->trcmod; + debug->buffer_len = sizeof(struct bfa_trc_mod_s); + + file->private_data = debug; + + return 0; +} + +static int +bfad_debugfs_open_fwtrc(struct inode *inode, struct file *file) +{ + struct bfad_port_s *port = inode->i_private; + struct bfad_s *bfad = port->bfad; + struct bfad_debug_info *fw_debug; + unsigned long flags; + int rc; + + fw_debug = kzalloc(sizeof(struct bfad_debug_info), GFP_KERNEL); + if (!fw_debug) + return -ENOMEM; + + fw_debug->buffer_len = sizeof(struct bfa_trc_mod_s); + + fw_debug->debug_buffer = vmalloc(fw_debug->buffer_len); + if (!fw_debug->debug_buffer) { + kfree(fw_debug); + printk(KERN_INFO "bfad[%d]: Failed to allocate fwtrc buffer\n", + bfad->inst_no); + return -ENOMEM; + } + + memset(fw_debug->debug_buffer, 0, fw_debug->buffer_len); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + rc = bfa_debug_fwtrc(&bfad->bfa, + fw_debug->debug_buffer, + &fw_debug->buffer_len); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + if (rc != BFA_STATUS_OK) { + vfree(fw_debug->debug_buffer); + fw_debug->debug_buffer = NULL; + kfree(fw_debug); + printk(KERN_INFO "bfad[%d]: Failed to collect fwtrc\n", + bfad->inst_no); + return -ENOMEM; + } + + file->private_data = fw_debug; + + return 0; +} + +static int +bfad_debugfs_open_fwsave(struct inode *inode, struct file *file) +{ + struct bfad_port_s *port = inode->i_private; + struct bfad_s *bfad = port->bfad; + struct bfad_debug_info *fw_debug; + unsigned long flags; + int rc; + + fw_debug = kzalloc(sizeof(struct bfad_debug_info), GFP_KERNEL); + if (!fw_debug) + return -ENOMEM; + + fw_debug->buffer_len = sizeof(struct bfa_trc_mod_s); + + fw_debug->debug_buffer = vmalloc(fw_debug->buffer_len); + if (!fw_debug->debug_buffer) { + kfree(fw_debug); + printk(KERN_INFO "bfad[%d]: Failed to allocate fwsave buffer\n", + bfad->inst_no); + return -ENOMEM; + } + + memset(fw_debug->debug_buffer, 0, fw_debug->buffer_len); + + spin_lock_irqsave(&bfad->bfad_lock, flags); + rc = bfa_debug_fwsave(&bfad->bfa, + fw_debug->debug_buffer, + &fw_debug->buffer_len); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + if (rc != BFA_STATUS_OK) { + vfree(fw_debug->debug_buffer); + fw_debug->debug_buffer = NULL; + kfree(fw_debug); + printk(KERN_INFO "bfad[%d]: Failed to collect fwsave\n", + bfad->inst_no); + return -ENOMEM; + } + + file->private_data = fw_debug; + + return 0; +} + +static int +bfad_debugfs_open_reg(struct inode *inode, struct file *file) +{ + struct bfad_debug_info *reg_debug; + + reg_debug = kzalloc(sizeof(struct bfad_debug_info), GFP_KERNEL); + if (!reg_debug) + return -ENOMEM; + + reg_debug->i_private = inode->i_private; + + file->private_data = reg_debug; + + return 0; +} + +/* Changes the current file position */ +static loff_t +bfad_debugfs_lseek(struct file *file, loff_t offset, int orig) +{ + struct bfad_debug_info *debug; + loff_t pos = file->f_pos; + + debug = file->private_data; + + switch (orig) { + case 0: + file->f_pos = offset; + break; + case 1: + file->f_pos += offset; + break; + case 2: + file->f_pos = debug->buffer_len - offset; + break; + default: + return -EINVAL; + } + + if (file->f_pos < 0 || file->f_pos > debug->buffer_len) { + file->f_pos = pos; + return -EINVAL; + } + + return file->f_pos; +} + +static ssize_t +bfad_debugfs_read(struct file *file, char __user *buf, + size_t nbytes, loff_t *pos) +{ + struct bfad_debug_info *debug = file->private_data; + + if (!debug || !debug->debug_buffer) + return 0; + + return memory_read_from_buffer(buf, nbytes, pos, + debug->debug_buffer, debug->buffer_len); +} + +#define BFA_REG_CT_ADDRSZ (0x40000) +#define BFA_REG_CB_ADDRSZ (0x20000) +#define BFA_REG_ADDRSZ(__bfa) \ + ((bfa_ioc_devid(&(__bfa)->ioc) == BFA_PCI_DEVICE_ID_CT) ? \ + BFA_REG_CT_ADDRSZ : BFA_REG_CB_ADDRSZ) +#define BFA_REG_ADDRMSK(__bfa) ((uint32_t)(BFA_REG_ADDRSZ(__bfa) - 1)) + +static bfa_status_t +bfad_reg_offset_check(struct bfa_s *bfa, u32 offset, u32 len) +{ + u8 area; + + /* check [16:15] */ + area = (offset >> 15) & 0x7; + if (area == 0) { + /* PCIe core register */ + if ((offset + (len<<2)) > 0x8000) /* 8k dwords or 32KB */ + return BFA_STATUS_EINVAL; + } else if (area == 0x1) { + /* CB 32 KB memory page */ + if ((offset + (len<<2)) > 0x10000) /* 8k dwords or 32KB */ + return BFA_STATUS_EINVAL; + } else { + /* CB register space 64KB */ + if ((offset + (len<<2)) > BFA_REG_ADDRMSK(bfa)) + return BFA_STATUS_EINVAL; + } + return BFA_STATUS_OK; +} + +static ssize_t +bfad_debugfs_read_regrd(struct file *file, char __user *buf, + size_t nbytes, loff_t *pos) +{ + struct bfad_debug_info *regrd_debug = file->private_data; + struct bfad_port_s *port = (struct bfad_port_s *)regrd_debug->i_private; + struct bfad_s *bfad = port->bfad; + ssize_t rc; + + if (!bfad->regdata) + return 0; + + rc = memory_read_from_buffer(buf, nbytes, pos, + bfad->regdata, bfad->reglen); + + if ((*pos + nbytes) >= bfad->reglen) { + kfree(bfad->regdata); + bfad->regdata = NULL; + bfad->reglen = 0; + } + + return rc; +} + +static ssize_t +bfad_debugfs_write_regrd(struct file *file, const char __user *buf, + size_t nbytes, loff_t *ppos) +{ + struct bfad_debug_info *regrd_debug = file->private_data; + struct bfad_port_s *port = (struct bfad_port_s *)regrd_debug->i_private; + struct bfad_s *bfad = port->bfad; + struct bfa_s *bfa = &bfad->bfa; + struct bfa_ioc_s *ioc = &bfa->ioc; + int addr, len, rc, i; + u32 *regbuf; + void __iomem *rb, *reg_addr; + unsigned long flags; + + rc = sscanf(buf, "%x:%x", &addr, &len); + if (rc < 2) { + printk(KERN_INFO + "bfad[%d]: %s failed to read user buf\n", + bfad->inst_no, __func__); + return -EINVAL; + } + + kfree(bfad->regdata); + bfad->regdata = NULL; + bfad->reglen = 0; + + bfad->regdata = kzalloc(len << 2, GFP_KERNEL); + if (!bfad->regdata) { + printk(KERN_INFO "bfad[%d]: Failed to allocate regrd buffer\n", + bfad->inst_no); + return -ENOMEM; + } + + bfad->reglen = len << 2; + rb = bfa_ioc_bar0(ioc); + addr &= BFA_REG_ADDRMSK(bfa); + + /* offset and len sanity check */ + rc = bfad_reg_offset_check(bfa, addr, len); + if (rc) { + printk(KERN_INFO "bfad[%d]: Failed reg offset check\n", + bfad->inst_no); + kfree(bfad->regdata); + bfad->regdata = NULL; + bfad->reglen = 0; + return -EINVAL; + } + + reg_addr = rb + addr; + regbuf = (u32 *)bfad->regdata; + spin_lock_irqsave(&bfad->bfad_lock, flags); + for (i = 0; i < len; i++) { + *regbuf = bfa_reg_read(reg_addr); + regbuf++; + reg_addr += sizeof(u32); + } + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + return nbytes; +} + +static ssize_t +bfad_debugfs_write_regwr(struct file *file, const char __user *buf, + size_t nbytes, loff_t *ppos) +{ + struct bfad_debug_info *debug = file->private_data; + struct bfad_port_s *port = (struct bfad_port_s *)debug->i_private; + struct bfad_s *bfad = port->bfad; + struct bfa_s *bfa = &bfad->bfa; + struct bfa_ioc_s *ioc = &bfa->ioc; + int addr, val, rc; + void __iomem *reg_addr; + unsigned long flags; + + rc = sscanf(buf, "%x:%x", &addr, &val); + if (rc < 2) { + printk(KERN_INFO + "bfad[%d]: %s failed to read user buf\n", + bfad->inst_no, __func__); + return -EINVAL; + } + + addr &= BFA_REG_ADDRMSK(bfa); /* offset only 17 bit and word align */ + + /* offset and len sanity check */ + rc = bfad_reg_offset_check(bfa, addr, 1); + if (rc) { + printk(KERN_INFO + "bfad[%d]: Failed reg offset check\n", + bfad->inst_no); + return -EINVAL; + } + + reg_addr = (uint32_t *) ((uint8_t *) bfa_ioc_bar0(ioc) + addr); + spin_lock_irqsave(&bfad->bfad_lock, flags); + bfa_reg_write(reg_addr, val); + spin_unlock_irqrestore(&bfad->bfad_lock, flags); + + return nbytes; +} + +static int +bfad_debugfs_release(struct inode *inode, struct file *file) +{ + struct bfad_debug_info *debug = file->private_data; + + if (!debug) + return 0; + + file->private_data = NULL; + kfree(debug); + return 0; +} + +static int +bfad_debugfs_release_fwtrc(struct inode *inode, struct file *file) +{ + struct bfad_debug_info *fw_debug = file->private_data; + + if (!fw_debug) + return 0; + + if (fw_debug->debug_buffer) + vfree(fw_debug->debug_buffer); + + file->private_data = NULL; + kfree(fw_debug); + return 0; +} + +static const struct file_operations bfad_debugfs_op_drvtrc = { + .owner = THIS_MODULE, + .open = bfad_debugfs_open_drvtrc, + .llseek = bfad_debugfs_lseek, + .read = bfad_debugfs_read, + .release = bfad_debugfs_release, +}; + +static const struct file_operations bfad_debugfs_op_fwtrc = { + .owner = THIS_MODULE, + .open = bfad_debugfs_open_fwtrc, + .llseek = bfad_debugfs_lseek, + .read = bfad_debugfs_read, + .release = bfad_debugfs_release_fwtrc, +}; + +static const struct file_operations bfad_debugfs_op_fwsave = { + .owner = THIS_MODULE, + .open = bfad_debugfs_open_fwsave, + .llseek = bfad_debugfs_lseek, + .read = bfad_debugfs_read, + .release = bfad_debugfs_release_fwtrc, +}; + +static const struct file_operations bfad_debugfs_op_regrd = { + .owner = THIS_MODULE, + .open = bfad_debugfs_open_reg, + .llseek = bfad_debugfs_lseek, + .read = bfad_debugfs_read_regrd, + .write = bfad_debugfs_write_regrd, + .release = bfad_debugfs_release, +}; + +static const struct file_operations bfad_debugfs_op_regwr = { + .owner = THIS_MODULE, + .open = bfad_debugfs_open_reg, + .llseek = bfad_debugfs_lseek, + .write = bfad_debugfs_write_regwr, + .release = bfad_debugfs_release, +}; + +struct bfad_debugfs_entry { + const char *name; + mode_t mode; + const struct file_operations *fops; +}; + +static const struct bfad_debugfs_entry bfad_debugfs_files[] = { + { "drvtrc", S_IFREG|S_IRUGO, &bfad_debugfs_op_drvtrc, }, + { "fwtrc", S_IFREG|S_IRUGO, &bfad_debugfs_op_fwtrc, }, + { "fwsave", S_IFREG|S_IRUGO, &bfad_debugfs_op_fwsave, }, + { "regrd", S_IFREG|S_IRUGO|S_IWUSR, &bfad_debugfs_op_regrd, }, + { "regwr", S_IFREG|S_IWUSR, &bfad_debugfs_op_regwr, }, +}; + +static struct dentry *bfa_debugfs_root; +static atomic_t bfa_debugfs_port_count; + +inline void +bfad_debugfs_init(struct bfad_port_s *port) +{ + struct bfad_im_port_s *im_port = port->im_port; + struct bfad_s *bfad = im_port->bfad; + struct Scsi_Host *shost = im_port->shost; + const struct bfad_debugfs_entry *file; + char name[16]; + int i; + + if (!bfa_debugfs_enable) + return; + + /* Setup the BFA debugfs root directory*/ + if (!bfa_debugfs_root) { + bfa_debugfs_root = debugfs_create_dir("bfa", NULL); + atomic_set(&bfa_debugfs_port_count, 0); + if (!bfa_debugfs_root) { + printk(KERN_WARNING + "BFA debugfs root dir creation failed\n"); + goto err; + } + } + + /* + * Setup the host# directory for the port, + * corresponds to the scsi_host num of this port. + */ + snprintf(name, sizeof(name), "host%d", shost->host_no); + if (!port->port_debugfs_root) { + port->port_debugfs_root = + debugfs_create_dir(name, bfa_debugfs_root); + if (!port->port_debugfs_root) { + printk(KERN_WARNING + "BFA host root dir creation failed\n"); + goto err; + } + + atomic_inc(&bfa_debugfs_port_count); + + for (i = 0; i < ARRAY_SIZE(bfad_debugfs_files); i++) { + file = &bfad_debugfs_files[i]; + bfad->bfad_dentry_files[i] = + debugfs_create_file(file->name, + file->mode, + port->port_debugfs_root, + port, + file->fops); + if (!bfad->bfad_dentry_files[i]) { + printk(KERN_WARNING + "BFA host%d: create %s entry failed\n", + shost->host_no, file->name); + goto err; + } + } + } + +err: + return; +} + +inline void +bfad_debugfs_exit(struct bfad_port_s *port) +{ + struct bfad_im_port_s *im_port = port->im_port; + struct bfad_s *bfad = im_port->bfad; + int i; + + for (i = 0; i < ARRAY_SIZE(bfad_debugfs_files); i++) { + if (bfad->bfad_dentry_files[i]) { + debugfs_remove(bfad->bfad_dentry_files[i]); + bfad->bfad_dentry_files[i] = NULL; + } + } + + /* + * Remove the host# directory for the port, + * corresponds to the scsi_host num of this port. + */ + if (port->port_debugfs_root) { + debugfs_remove(port->port_debugfs_root); + port->port_debugfs_root = NULL; + atomic_dec(&bfa_debugfs_port_count); + } + + /* Remove the BFA debugfs root directory */ + if (atomic_read(&bfa_debugfs_port_count) == 0) { + debugfs_remove(bfa_debugfs_root); + bfa_debugfs_root = NULL; + } +} diff --git a/drivers/scsi/bfa/bfad_drv.h b/drivers/scsi/bfa/bfad_drv.h index 6c920c1b53a4..465b8b86ec9c 100644 --- a/drivers/scsi/bfa/bfad_drv.h +++ b/drivers/scsi/bfa/bfad_drv.h @@ -46,7 +46,7 @@ #ifdef BFA_DRIVER_VERSION #define BFAD_DRIVER_VERSION BFA_DRIVER_VERSION #else -#define BFAD_DRIVER_VERSION "2.1.2.1" +#define BFAD_DRIVER_VERSION "2.2.2.1" #endif @@ -111,6 +111,9 @@ struct bfad_port_s { struct bfad_im_port_s *im_port; /* IM specific data */ struct bfad_tm_port_s *tm_port; /* TM specific data */ struct bfad_ipfc_port_s *ipfc_port; /* IPFC specific data */ + + /* port debugfs specific data */ + struct dentry *port_debugfs_root; }; /* @@ -120,6 +123,8 @@ struct bfad_vport_s { struct bfad_port_s drv_port; struct bfa_fcs_vport_s fcs_vport; struct completion *comp_del; + struct list_head list_entry; + struct bfa_port_cfg_s port_cfg; }; /* @@ -139,18 +144,6 @@ struct bfad_cfg_param_s { u32 binding_method; }; -union bfad_tmp_buf { - /* From struct bfa_adapter_attr_s */ - char manufacturer[BFA_ADAPTER_MFG_NAME_LEN]; - char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN]; - char model[BFA_ADAPTER_MODEL_NAME_LEN]; - char fw_ver[BFA_VERSION_LEN]; - char optrom_ver[BFA_VERSION_LEN]; - - /* From struct bfa_ioc_pci_attr_s */ - u8 chip_rev[BFA_IOC_CHIP_REV_LEN]; /* chip revision */ -}; - /* * BFAD (PCI function) data structure */ @@ -193,8 +186,18 @@ struct bfad_s { struct bfa_plog_s plog_buf; int ref_count; bfa_boolean_t ipfc_enabled; - union bfad_tmp_buf tmp_buf; struct fc_host_statistics link_stats; + struct list_head pbc_pcfg_list; + atomic_t wq_reqcnt; + /* debugfs specific data */ + char *regdata; + u32 reglen; + struct dentry *bfad_dentry_files[5]; +}; + +struct bfad_pcfg_s { + struct list_head list_entry; + struct bfa_port_cfg_s port_cfg; }; /* @@ -280,7 +283,9 @@ void bfad_drv_uninit(struct bfad_s *bfad); void bfad_drv_log_level_set(struct bfad_s *bfad); bfa_status_t bfad_fc4_module_init(void); void bfad_fc4_module_exit(void); -int bfad_worker (void *ptr); +int bfad_worker(void *ptr); +void bfad_debugfs_init(struct bfad_port_s *port); +void bfad_debugfs_exit(struct bfad_port_s *port); void bfad_pci_remove(struct pci_dev *pdev); int bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid); @@ -293,6 +298,7 @@ extern struct list_head bfad_list; extern int bfa_lun_queue_depth; extern int bfad_supported_fc4s; extern int bfa_linkup_delay; +extern int bfa_debugfs_enable; extern struct mutex bfad_mutex; #endif /* __BFAD_DRV_H__ */ diff --git a/drivers/scsi/bfa/bfad_fwimg.c b/drivers/scsi/bfa/bfad_fwimg.c index 2ad65f275a92..1baca1a12085 100644 --- a/drivers/scsi/bfa/bfad_fwimg.c +++ b/drivers/scsi/bfa/bfad_fwimg.c @@ -33,16 +33,20 @@ #include <bfa_fwimg_priv.h> #include <bfa.h> -u32 bfi_image_ct_size; -u32 bfi_image_cb_size; -u32 *bfi_image_ct; -u32 *bfi_image_cb; +u32 bfi_image_ct_fc_size; +u32 bfi_image_ct_cna_size; +u32 bfi_image_cb_fc_size; +u32 *bfi_image_ct_fc; +u32 *bfi_image_ct_cna; +u32 *bfi_image_cb_fc; -#define BFAD_FW_FILE_CT "ctfw.bin" -#define BFAD_FW_FILE_CB "cbfw.bin" -MODULE_FIRMWARE(BFAD_FW_FILE_CT); -MODULE_FIRMWARE(BFAD_FW_FILE_CB); +#define BFAD_FW_FILE_CT_FC "ctfw_fc.bin" +#define BFAD_FW_FILE_CT_CNA "ctfw_cna.bin" +#define BFAD_FW_FILE_CB_FC "cbfw_fc.bin" +MODULE_FIRMWARE(BFAD_FW_FILE_CT_FC); +MODULE_FIRMWARE(BFAD_FW_FILE_CT_CNA); +MODULE_FIRMWARE(BFAD_FW_FILE_CB_FC); u32 * bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image, @@ -74,24 +78,54 @@ error: u32 * bfad_get_firmware_buf(struct pci_dev *pdev) { - if (pdev->device == BFA_PCI_DEVICE_ID_CT) { - if (bfi_image_ct_size == 0) - bfad_read_firmware(pdev, &bfi_image_ct, - &bfi_image_ct_size, BFAD_FW_FILE_CT); - return bfi_image_ct; + if (pdev->device == BFA_PCI_DEVICE_ID_CT_FC) { + if (bfi_image_ct_fc_size == 0) + bfad_read_firmware(pdev, &bfi_image_ct_fc, + &bfi_image_ct_fc_size, BFAD_FW_FILE_CT_FC); + return bfi_image_ct_fc; + } else if (pdev->device == BFA_PCI_DEVICE_ID_CT) { + if (bfi_image_ct_cna_size == 0) + bfad_read_firmware(pdev, &bfi_image_ct_cna, + &bfi_image_ct_cna_size, BFAD_FW_FILE_CT_CNA); + return bfi_image_ct_cna; } else { - if (bfi_image_cb_size == 0) - bfad_read_firmware(pdev, &bfi_image_cb, - &bfi_image_cb_size, BFAD_FW_FILE_CB); - return bfi_image_cb; + if (bfi_image_cb_fc_size == 0) + bfad_read_firmware(pdev, &bfi_image_cb_fc, + &bfi_image_cb_fc_size, BFAD_FW_FILE_CB_FC); + return bfi_image_cb_fc; } } u32 * -bfi_image_ct_get_chunk(u32 off) -{ return (u32 *)(bfi_image_ct + off); } +bfi_image_ct_fc_get_chunk(u32 off) +{ return (u32 *)(bfi_image_ct_fc + off); } u32 * -bfi_image_cb_get_chunk(u32 off) -{ return (u32 *)(bfi_image_cb + off); } +bfi_image_ct_cna_get_chunk(u32 off) +{ return (u32 *)(bfi_image_ct_cna + off); } +u32 * +bfi_image_cb_fc_get_chunk(u32 off) +{ return (u32 *)(bfi_image_cb_fc + off); } + +uint32_t * +bfi_image_get_chunk(int type, uint32_t off) +{ + switch (type) { + case BFI_IMAGE_CT_FC: return bfi_image_ct_fc_get_chunk(off); break; + case BFI_IMAGE_CT_CNA: return bfi_image_ct_cna_get_chunk(off); break; + case BFI_IMAGE_CB_FC: return bfi_image_cb_fc_get_chunk(off); break; + default: return 0; break; + } +} + +uint32_t +bfi_image_get_size(int type) +{ + switch (type) { + case BFI_IMAGE_CT_FC: return bfi_image_ct_fc_size; break; + case BFI_IMAGE_CT_CNA: return bfi_image_ct_cna_size; break; + case BFI_IMAGE_CB_FC: return bfi_image_cb_fc_size; break; + default: return 0; break; + } +} diff --git a/drivers/scsi/bfa/bfad_im.c b/drivers/scsi/bfa/bfad_im.c index 5b7cf539e50b..678120b70460 100644 --- a/drivers/scsi/bfa/bfad_im.c +++ b/drivers/scsi/bfa/bfad_im.c @@ -554,7 +554,7 @@ bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port, im_port->shost->transportt = bfad_im_scsi_vport_transport_template; - error = scsi_add_host(im_port->shost, dev); + error = scsi_add_host_with_dma(im_port->shost, dev, &bfad->pcidev->dev); if (error) { printk(KERN_WARNING "scsi_add_host failure %d\n", error); goto out_fc_rel; @@ -567,6 +567,7 @@ bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port, out_fc_rel: scsi_host_put(im_port->shost); + im_port->shost = NULL; out_free_idr: mutex_lock(&bfad_mutex); idr_remove(&bfad_im_port_index, im_port->idr_id); @@ -597,10 +598,12 @@ bfad_im_port_delete_handler(struct work_struct *work) { struct bfad_im_port_s *im_port = container_of(work, struct bfad_im_port_s, port_delete_work); + struct bfad_s *bfad = im_port->bfad; if (im_port->port->pvb_type != BFAD_PORT_PHYS_BASE) { im_port->flags |= BFAD_PORT_DELETE; fc_vport_terminate(im_port->fc_vport); + atomic_dec(&bfad->wq_reqcnt); } } @@ -633,8 +636,11 @@ bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port) { struct bfad_im_port_s *im_port = port->im_port; - queue_work(bfad->im->drv_workq, + if (im_port->port->pvb_type != BFAD_PORT_PHYS_BASE) { + atomic_inc(&bfad->wq_reqcnt); + queue_work(bfad->im->drv_workq, &im_port->port_delete_work); + } } void @@ -695,12 +701,27 @@ void bfad_im_probe_undo(struct bfad_s *bfad) { if (bfad->im) { + while (atomic_read(&bfad->wq_reqcnt)) { + printk(KERN_INFO "bfa %s: waiting workq processing," + " wq_reqcnt:%x\n", bfad->pci_name, + atomic_read(&bfad->wq_reqcnt)); + schedule_timeout_uninterruptible(HZ); + } bfad_os_destroy_workq(bfad->im); kfree(bfad->im); bfad->im = NULL; } } +/** + * Call back function to handle IO redirection state change + */ +void +bfa_cb_ioredirect_state_change(void *hcb_bfad, bfa_boolean_t ioredirect) +{ + /* Do nothing */ +} + struct Scsi_Host * bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *bfad) { @@ -1204,9 +1225,9 @@ int bfad_os_get_linkup_delay(struct bfad_s *bfad) { - u8 nwwns = 0; - wwn_t *wwns; - int ldelay; + u8 nwwns = 0; + wwn_t wwns[BFA_PREBOOT_BOOTLUN_MAX]; + int ldelay; /* * Querying for the boot target port wwns @@ -1215,7 +1236,7 @@ bfad_os_get_linkup_delay(struct bfad_s *bfad) * else => local boot machine set bfa_linkup_delay = 10 */ - bfa_iocfc_get_bootwwns(&bfad->bfa, &nwwns, &wwns); + bfa_iocfc_get_bootwwns(&bfad->bfa, &nwwns, wwns); if (nwwns > 0) { /* If boot over SAN; linkup_delay = 30sec */ diff --git a/drivers/scsi/bfa/bfad_im_compat.h b/drivers/scsi/bfa/bfad_im_compat.h index b36be15044a4..0a122abbbe89 100644 --- a/drivers/scsi/bfa/bfad_im_compat.h +++ b/drivers/scsi/bfa/bfad_im_compat.h @@ -18,9 +18,6 @@ #ifndef __BFAD_IM_COMPAT_H__ #define __BFAD_IM_COMPAT_H__ -extern u32 *bfi_image_buf; -extern u32 bfi_image_size; - extern struct device_attribute *bfad_im_host_attrs[]; extern struct device_attribute *bfad_im_vport_attrs[]; @@ -37,10 +34,12 @@ bfad_load_fwimg(struct pci_dev *pdev) static inline void bfad_free_fwimg(void) { - if (bfi_image_ct_size && bfi_image_ct) - vfree(bfi_image_ct); - if (bfi_image_cb_size && bfi_image_cb) - vfree(bfi_image_cb); + if (bfi_image_ct_fc_size && bfi_image_ct_fc) + vfree(bfi_image_ct_fc); + if (bfi_image_ct_cna_size && bfi_image_ct_cna) + vfree(bfi_image_ct_cna); + if (bfi_image_cb_fc_size && bfi_image_cb_fc) + vfree(bfi_image_cb_fc); } #endif diff --git a/drivers/scsi/bfa/bfad_intr.c b/drivers/scsi/bfa/bfad_intr.c index 2b7dbecbebca..56a351584f0c 100644 --- a/drivers/scsi/bfa/bfad_intr.c +++ b/drivers/scsi/bfa/bfad_intr.c @@ -26,7 +26,11 @@ BFA_TRC_FILE(LDRV, INTR); static int msix_disable_cb; static int msix_disable_ct; module_param(msix_disable_cb, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(msix_disable_cb, "Disable MSIX for Brocade-415/425/815/825" + " cards, default=0, Range[false:0|true:1]"); module_param(msix_disable_ct, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(msix_disable_ct, "Disable MSIX for Brocade-1010/1020/804" + " cards, default=0, Range[false:0|true:1]"); /** * Line based interrupt handler. */ @@ -151,8 +155,8 @@ bfad_setup_intr(struct bfad_s *bfad) /* Set up the msix entry table */ bfad_init_msix_entry(bfad, msix_entries, mask, max_bit); - if ((pdev->device == BFA_PCI_DEVICE_ID_CT && !msix_disable_ct) || - (pdev->device != BFA_PCI_DEVICE_ID_CT && !msix_disable_cb)) { + if ((bfa_asic_id_ct(pdev->device) && !msix_disable_ct) || + (!bfa_asic_id_ct(pdev->device) && !msix_disable_cb)) { error = pci_enable_msix(bfad->pcidev, msix_entries, bfad->nvec); if (error) { diff --git a/drivers/scsi/bfa/fabric.c b/drivers/scsi/bfa/fabric.c index 8166e9745ec0..ddd4ba9317e6 100644 --- a/drivers/scsi/bfa/fabric.c +++ b/drivers/scsi/bfa/fabric.c @@ -789,7 +789,7 @@ bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric) list_for_each_safe(qe, qen, &fabric->vport_q) { vport = (struct bfa_fcs_vport_s *)qe; - bfa_fcs_vport_delete(vport); + bfa_fcs_vport_fcs_delete(vport); } bfa_fcs_port_delete(&fabric->bport); @@ -1027,6 +1027,32 @@ bfa_fcs_fabric_vport_count(struct bfa_fcs_fabric_s *fabric) return fabric->num_vports; } +/* + * Get OUI of the attached switch. + * + * Note : Use of this function should be avoided as much as possible. + * This function should be used only if there is any requirement + * to check for FOS version below 6.3. + * To check if the attached fabric is a brocade fabric, use + * bfa_lps_is_brcd_fabric() which works for FOS versions 6.3 + * or above only. + */ + +u16 +bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric) +{ + wwn_t fab_nwwn; + u8 *tmp; + u16 oui; + + fab_nwwn = bfa_lps_get_peer_nwwn(fabric->lps); + + tmp = (uint8_t *)&fab_nwwn; + oui = (tmp[3] << 8) | tmp[4]; + + return oui; +} + /** * Unsolicited frame receive handling. */ @@ -1271,6 +1297,22 @@ bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, } /** + * + * @param[in] fabric - fabric + * @param[in] node_symname - + * Caller allocated buffer to receive the symbolic name + * + * @return - none + */ +void +bfa_fcs_get_sym_name(const struct bfa_fcs_s *fcs, char *node_symname) +{ + bfa_os_memcpy(node_symname, + fcs->fabric.bport.port_cfg.sym_name.symname, + BFA_SYMNAME_MAXLEN); +} + +/** * Not used by FCS. */ void diff --git a/drivers/scsi/bfa/fcpim.c b/drivers/scsi/bfa/fcpim.c index 8ae4a2cfa85b..6b8976ad22fa 100644 --- a/drivers/scsi/bfa/fcpim.c +++ b/drivers/scsi/bfa/fcpim.c @@ -110,6 +110,7 @@ bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim, switch (event) { case BFA_FCS_ITNIM_SM_ONLINE: bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send); + itnim->prli_retries = 0; bfa_fcs_itnim_send_prli(itnim, NULL); break; @@ -174,8 +175,12 @@ bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim, switch (event) { case BFA_FCS_ITNIM_SM_RSP_OK: - bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_online); - bfa_itnim_online(itnim->bfa_itnim, itnim->seq_rec); + if (itnim->rport->scsi_function == BFA_RPORT_INITIATOR) { + bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator); + } else { + bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_online); + bfa_itnim_online(itnim->bfa_itnim, itnim->seq_rec); + } break; case BFA_FCS_ITNIM_SM_RSP_ERROR: @@ -193,9 +198,7 @@ bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim, case BFA_FCS_ITNIM_SM_INITIATOR: bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator); - /* - * dont discard fcxp. accept will reach same state - */ + bfa_fcxp_discard(itnim->fcxp); break; case BFA_FCS_ITNIM_SM_DELETE: @@ -218,8 +221,16 @@ bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim, switch (event) { case BFA_FCS_ITNIM_SM_TIMEOUT: - bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send); - bfa_fcs_itnim_send_prli(itnim, NULL); + if (itnim->prli_retries < BFA_FCS_RPORT_MAX_RETRIES) { + itnim->prli_retries++; + bfa_trc(itnim->fcs, itnim->prli_retries); + bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send); + bfa_fcs_itnim_send_prli(itnim, NULL); + } else { + /* invoke target offline */ + bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline); + bfa_fcs_rport_logo_imp(itnim->rport); + } break; case BFA_FCS_ITNIM_SM_OFFLINE: @@ -422,7 +433,7 @@ bfa_fcs_itnim_send_prli(void *itnim_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, rport->bfa_rport, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_itnim_prli_response, (void *)itnim, FC_MAX_PDUSZ, - FC_RA_TOV); + FC_ELS_TOV); itnim->stats.prli_sent++; bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_FRMSENT); @@ -467,7 +478,7 @@ bfa_fcs_itnim_prli_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg, BFA_RPORT_INITIATOR; itnim->stats.prli_rsp_acc++; bfa_sm_send_event(itnim, - BFA_FCS_ITNIM_SM_INITIATOR); + BFA_FCS_ITNIM_SM_RSP_OK); return; } @@ -738,6 +749,7 @@ bfa_fcs_itnim_attr_get(struct bfa_fcs_port_s *port, wwn_t rpwwn, attr->rec_support = itnim->rec_support; attr->conf_comp = itnim->conf_comp; attr->task_retry_id = itnim->task_retry_id; + bfa_os_memset(&attr->io_latency, 0, sizeof(struct bfa_itnim_latency_s)); return BFA_STATUS_OK; } @@ -793,7 +805,7 @@ bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, struct fchs_s *fchs, switch (els_cmd->els_code) { case FC_ELS_PRLO: - /* bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_PRLO); */ + bfa_fcs_rport_prlo(itnim->rport, fchs->ox_id); break; default: diff --git a/drivers/scsi/bfa/fcs_fabric.h b/drivers/scsi/bfa/fcs_fabric.h index 244c3f00c50c..432ab8ab8c3c 100644 --- a/drivers/scsi/bfa/fcs_fabric.h +++ b/drivers/scsi/bfa/fcs_fabric.h @@ -26,6 +26,8 @@ #include <fcs/bfa_fcs_vport.h> #include <fcs/bfa_fcs_lport.h> +#define BFA_FCS_BRCD_SWITCH_OUI 0x051e + /* * fcs friend functions: only between fcs modules */ @@ -60,4 +62,7 @@ void bfa_fcs_auth_finished(struct bfa_fcs_fabric_s *fabric, void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric, wwn_t fabric_name); +u16 bfa_fcs_fabric_get_switch_oui(struct bfa_fcs_fabric_s *fabric); +void bfa_fcs_get_sym_name(const struct bfa_fcs_s *fcs, char *node_symname); + #endif /* __FCS_FABRIC_H__ */ diff --git a/drivers/scsi/bfa/fcs_rport.h b/drivers/scsi/bfa/fcs_rport.h index 9c8d1d292380..e634fb7a69b8 100644 --- a/drivers/scsi/bfa/fcs_rport.h +++ b/drivers/scsi/bfa/fcs_rport.h @@ -24,6 +24,8 @@ #include <fcs/bfa_fcs_rport.h> +#define BFA_FCS_RPORT_MAX_RETRIES (5) + void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs, u16 len); void bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport); @@ -41,6 +43,7 @@ void bfa_fcs_rport_plogi_create(struct bfa_fcs_port_s *port, void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs, struct fc_logi_s *plogi); void bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport); +void bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, uint16_t ox_id); void bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport); void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s *rport); void bfa_fcs_rport_tin_ack(struct bfa_fcs_rport_s *rport); diff --git a/drivers/scsi/bfa/fcs_vport.h b/drivers/scsi/bfa/fcs_vport.h index 13c32ebf946c..bb647a4a5dde 100644 --- a/drivers/scsi/bfa/fcs_vport.h +++ b/drivers/scsi/bfa/fcs_vport.h @@ -26,6 +26,7 @@ void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport); void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport); void bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport); void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport); +void bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport); #endif /* __FCS_VPORT_H__ */ diff --git a/drivers/scsi/bfa/fdmi.c b/drivers/scsi/bfa/fdmi.c index 8f17076d1a87..2b50eabf4b1e 100644 --- a/drivers/scsi/bfa/fdmi.c +++ b/drivers/scsi/bfa/fdmi.c @@ -532,7 +532,7 @@ bfa_fcs_port_fdmi_send_rhba(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, (len + attr_len), &fchs, bfa_fcs_port_fdmi_rhba_response, (void *)fdmi, - FC_MAX_PDUSZ, FC_RA_TOV); + FC_MAX_PDUSZ, FC_FCCT_TOV); bfa_sm_send_event(fdmi, FDMISM_EVENT_RHBA_SENT); } @@ -823,7 +823,7 @@ bfa_fcs_port_fdmi_send_rprt(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len + attr_len, &fchs, bfa_fcs_port_fdmi_rprt_response, (void *)fdmi, - FC_MAX_PDUSZ, FC_RA_TOV); + FC_MAX_PDUSZ, FC_FCCT_TOV); bfa_sm_send_event(fdmi, FDMISM_EVENT_RPRT_SENT); } @@ -1043,7 +1043,7 @@ bfa_fcs_port_fdmi_send_rpa(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len + attr_len, &fchs, bfa_fcs_port_fdmi_rpa_response, (void *)fdmi, - FC_MAX_PDUSZ, FC_RA_TOV); + FC_MAX_PDUSZ, FC_FCCT_TOV); bfa_sm_send_event(fdmi, FDMISM_EVENT_RPA_SENT); } diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_ioc.h b/drivers/scsi/bfa/include/aen/bfa_aen_ioc.h index 71378b446b69..4daf96faa266 100644 --- a/drivers/scsi/bfa/include/aen/bfa_aen_ioc.h +++ b/drivers/scsi/bfa/include/aen/bfa_aen_ioc.h @@ -32,6 +32,14 @@ BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_DISABLE) #define BFA_AEN_IOC_FWMISMATCH \ BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_FWMISMATCH) +#define BFA_AEN_IOC_FWCFG_ERROR \ + BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_FWCFG_ERROR) +#define BFA_AEN_IOC_INVALID_VENDOR \ + BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_INVALID_VENDOR) +#define BFA_AEN_IOC_INVALID_NWWN \ + BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_INVALID_NWWN) +#define BFA_AEN_IOC_INVALID_PWWN \ + BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_INVALID_PWWN) #endif diff --git a/drivers/scsi/bfa/include/bfa.h b/drivers/scsi/bfa/include/bfa.h index 1f5966cfbd16..d52b32f5695c 100644 --- a/drivers/scsi/bfa/include/bfa.h +++ b/drivers/scsi/bfa/include/bfa.h @@ -126,6 +126,10 @@ struct bfa_sge_s { bfa_ioc_get_type(&(__bfa)->ioc) #define bfa_get_mac(__bfa) \ bfa_ioc_get_mac(&(__bfa)->ioc) +#define bfa_get_mfg_mac(__bfa) \ + bfa_ioc_get_mfg_mac(&(__bfa)->ioc) +#define bfa_get_fw_clock_res(__bfa) \ + ((__bfa)->iocfc.cfgrsp->fwcfg.fw_tick_res) /* * bfa API functions diff --git a/drivers/scsi/bfa/include/bfa_fcpim.h b/drivers/scsi/bfa/include/bfa_fcpim.h index 04789795fa53..4bc9453081df 100644 --- a/drivers/scsi/bfa/include/bfa_fcpim.h +++ b/drivers/scsi/bfa/include/bfa_fcpim.h @@ -42,6 +42,24 @@ u16 bfa_fcpim_qdepth_get(struct bfa_s *bfa); bfa_status_t bfa_fcpim_get_modstats(struct bfa_s *bfa, struct bfa_fcpim_stats_s *modstats); bfa_status_t bfa_fcpim_clr_modstats(struct bfa_s *bfa); +void bfa_fcpim_set_ioredirect(struct bfa_s *bfa, bfa_boolean_t state); +void bfa_fcpim_update_ioredirect(struct bfa_s *bfa); +void bfa_cb_ioredirect_state_change(void *hcb_bfad, bfa_boolean_t ioredirect); + +#define bfa_fcpim_ioredirect_enabled(__bfa) \ + (((struct bfa_fcpim_mod_s *)(BFA_FCPIM_MOD(__bfa)))->ioredirect) + +#define bfa_fcpim_get_next_reqq(__bfa, __qid) \ +{ \ + struct bfa_fcpim_mod_s *__fcpim = BFA_FCPIM_MOD(__bfa); \ + __fcpim->reqq++; \ + __fcpim->reqq &= (BFI_IOC_MAX_CQS - 1); \ + *(__qid) = __fcpim->reqq; \ +} + +#define bfa_iocfc_map_msg_to_qid(__msg, __qid) \ + *(__qid) = (u8)((__msg) & (BFI_IOC_MAX_CQS - 1)); + /* * bfa itnim API functions @@ -56,6 +74,7 @@ void bfa_itnim_get_stats(struct bfa_itnim_s *itnim, struct bfa_itnim_hal_stats_s *stats); void bfa_itnim_clear_stats(struct bfa_itnim_s *itnim); +#define bfa_itnim_get_reqq(__ioim) (((struct bfa_ioim_s *)__ioim)->itnim->reqq) /** * BFA completion callback for bfa_itnim_online(). @@ -156,4 +175,3 @@ void bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk, enum bfi_tskim_status tsk_status); #endif /* __BFA_FCPIM_H__ */ - diff --git a/drivers/scsi/bfa/include/bfa_svc.h b/drivers/scsi/bfa/include/bfa_svc.h index 1349b99a3c6d..7840943d73b0 100644 --- a/drivers/scsi/bfa/include/bfa_svc.h +++ b/drivers/scsi/bfa/include/bfa_svc.h @@ -215,6 +215,7 @@ bfa_status_t bfa_fcport_get_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, void *cbarg); bfa_status_t bfa_fcport_clear_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, void *cbarg); +bfa_boolean_t bfa_fcport_is_qos_enabled(struct bfa_s *bfa); /* * bfa rport API functions diff --git a/drivers/scsi/bfa/include/bfi/bfi_ctreg.h b/drivers/scsi/bfa/include/bfi/bfi_ctreg.h index 57a8497105af..c0ef5a93b797 100644 --- a/drivers/scsi/bfa/include/bfi/bfi_ctreg.h +++ b/drivers/scsi/bfa/include/bfi/bfi_ctreg.h @@ -455,6 +455,9 @@ enum { #define __PSS_LPU0_RAM_ERR 0x00000001 #define ERR_SET_REG 0x00018818 #define __PSS_ERR_STATUS_SET 0x003fffff +#define PMM_1T_RESET_REG_P0 0x0002381c +#define __PMM_1T_RESET_P 0x00000001 +#define PMM_1T_RESET_REG_P1 0x00023c1c #define HQM_QSET0_RXQ_DRBL_P0 0x00038000 #define __RXQ0_ADD_VECTORS_P 0x80000000 #define __RXQ0_STOP_P 0x40000000 diff --git a/drivers/scsi/bfa/include/bfi/bfi_ioc.h b/drivers/scsi/bfa/include/bfi/bfi_ioc.h index a0158aac0024..450ded6e9bc2 100644 --- a/drivers/scsi/bfa/include/bfi/bfi_ioc.h +++ b/drivers/scsi/bfa/include/bfi/bfi_ioc.h @@ -48,9 +48,14 @@ struct bfi_ioc_getattr_req_s { }; struct bfi_ioc_attr_s { - wwn_t mfg_wwn; - mac_t mfg_mac; - u16 rsvd_a; + wwn_t mfg_pwwn; /* Mfg port wwn */ + wwn_t mfg_nwwn; /* Mfg node wwn */ + mac_t mfg_mac; /* Mfg mac */ + u16 rsvd_a; + wwn_t pwwn; + wwn_t nwwn; + mac_t mac; /* PBC or Mfg mac */ + u16 rsvd_b; char brcd_serialnum[STRSZ(BFA_MFG_SERIALNUM_SIZE)]; u8 pcie_gen; u8 pcie_lanes_orig; @@ -58,11 +63,12 @@ struct bfi_ioc_attr_s { u8 rx_bbcredit; /* receive buffer credits */ u32 adapter_prop; /* adapter properties */ u16 maxfrsize; /* max receive frame size */ - char asic_rev; - u8 rsvd_b; - char fw_version[BFA_VERSION_LEN]; - char optrom_version[BFA_VERSION_LEN]; + char asic_rev; + u8 rsvd_c; + char fw_version[BFA_VERSION_LEN]; + char optrom_version[BFA_VERSION_LEN]; struct bfa_mfg_vpd_s vpd; + u32 card_type; /* card type */ }; /** diff --git a/drivers/scsi/bfa/include/bfi/bfi_iocfc.h b/drivers/scsi/bfa/include/bfi/bfi_iocfc.h index c3760df72575..ccdfcc5d7e0b 100644 --- a/drivers/scsi/bfa/include/bfi/bfi_iocfc.h +++ b/drivers/scsi/bfa/include/bfi/bfi_iocfc.h @@ -19,6 +19,7 @@ #define __BFI_IOCFC_H__ #include "bfi.h" +#include <bfi/bfi_pbc.h> #include <defs/bfa_defs_ioc.h> #include <defs/bfa_defs_iocfc.h> #include <defs/bfa_defs_boot.h> @@ -78,6 +79,7 @@ struct bfi_iocfc_cfgrsp_s { struct bfa_iocfc_fwcfg_s fwcfg; struct bfa_iocfc_intr_attr_s intr_attr; struct bfi_iocfc_bootwwns bootwwns; + struct bfi_pbc_s pbc_cfg; }; /** diff --git a/drivers/scsi/bfa/include/bfi/bfi_pbc.h b/drivers/scsi/bfa/include/bfi/bfi_pbc.h new file mode 100644 index 000000000000..88a4154c30c0 --- /dev/null +++ b/drivers/scsi/bfa/include/bfi/bfi_pbc.h @@ -0,0 +1,62 @@ +/* + * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __BFI_PBC_H__ +#define __BFI_PBC_H__ + +#pragma pack(1) + +#define BFI_PBC_MAX_BLUNS 8 +#define BFI_PBC_MAX_VPORTS 16 + +#define BFI_PBC_PORT_DISABLED 2 +/** + * PBC boot lun configuration + */ +struct bfi_pbc_blun_s { + wwn_t tgt_pwwn; + lun_t tgt_lun; +}; + +/** + * PBC virtual port configuration + */ +struct bfi_pbc_vport_s { + wwn_t vp_pwwn; + wwn_t vp_nwwn; +}; + +/** + * BFI pre-boot configuration information + */ +struct bfi_pbc_s { + u8 port_enabled; + u8 boot_enabled; + u8 nbluns; + u8 nvports; + u8 port_speed; + u8 rsvd_a; + u16 hss; + wwn_t pbc_pwwn; + wwn_t pbc_nwwn; + struct bfi_pbc_blun_s blun[BFI_PBC_MAX_BLUNS]; + struct bfi_pbc_vport_s vport[BFI_PBC_MAX_VPORTS]; +}; + +#pragma pack() + +#endif /* __BFI_PBC_H__ */ diff --git a/drivers/scsi/bfa/include/cna/port/bfa_port.h b/drivers/scsi/bfa/include/cna/port/bfa_port.h index 7cbf17d3141b..d7babaf97848 100644 --- a/drivers/scsi/bfa/include/cna/port/bfa_port.h +++ b/drivers/scsi/bfa/include/cna/port/bfa_port.h @@ -37,6 +37,7 @@ struct bfa_port_s { bfa_port_stats_cbfn_t stats_cbfn; void *stats_cbarg; bfa_status_t stats_status; + u32 stats_reset_time; union bfa_pport_stats_u *stats; struct bfa_dma_s stats_dma; bfa_boolean_t endis_pending; diff --git a/drivers/scsi/bfa/include/cs/bfa_debug.h b/drivers/scsi/bfa/include/cs/bfa_debug.h index 441be86b1b0f..75a911ea7936 100644 --- a/drivers/scsi/bfa/include/cs/bfa_debug.h +++ b/drivers/scsi/bfa/include/cs/bfa_debug.h @@ -28,7 +28,8 @@ } while (0) #define bfa_sm_fault(__mod, __event) do { \ - bfa_sm_panic((__mod)->logm, __LINE__, __FILE__, __event); \ + bfa_trc(__mod, (((uint32_t)0xDEAD << 16) | __event)); \ + bfa_sm_panic((__mod)->logm, __LINE__, __FILE__, __event); \ } while (0) #ifndef BFA_PERF_BUILD diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_adapter.h b/drivers/scsi/bfa/include/defs/bfa_defs_adapter.h index 8c208fc8e329..aea0360d67d5 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_adapter.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_adapter.h @@ -39,7 +39,7 @@ enum { struct bfa_adapter_attr_s { char manufacturer[BFA_ADAPTER_MFG_NAME_LEN]; char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN]; - u32 rsvd1; + u32 card_type; char model[BFA_ADAPTER_MODEL_NAME_LEN]; char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN]; wwn_t pwwn; @@ -60,6 +60,7 @@ struct bfa_adapter_attr_s { u8 pcie_lanes_orig; u8 pcie_lanes; u8 cna_capable; + u8 is_mezz; }; /** diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_auth.h b/drivers/scsi/bfa/include/defs/bfa_defs_auth.h index 45df32820911..f56ed871bb99 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_auth.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_auth.h @@ -125,10 +125,10 @@ struct bfa_auth_attr_s { enum bfa_auth_status status; enum bfa_auth_algo algo; enum bfa_auth_group dh_grp; - u16 rjt_code; - u16 rjt_code_exp; + enum bfa_auth_rej_code rjt_code; + enum bfa_auth_rej_code_exp rjt_code_exp; u8 secret_set; - u8 resv[7]; + u8 resv[3]; }; #endif /* __BFA_DEFS_AUTH_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_boot.h b/drivers/scsi/bfa/include/defs/bfa_defs_boot.h index 6f4aa5283545..0fca10b6ad10 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_boot.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_boot.h @@ -24,6 +24,8 @@ enum { BFA_BOOT_BOOTLUN_MAX = 4, /* maximum boot lun per IOC */ + BFA_PREBOOT_BOOTLUN_MAX = 8, /* maximum preboot lun per IOC */ + }; #define BOOT_CFG_REV1 1 @@ -67,5 +69,13 @@ struct bfa_boot_cfg_s { struct bfa_boot_bootlun_s blun_disc[BFA_BOOT_BOOTLUN_MAX]; }; +struct bfa_boot_pbc_s { + u8 enable; /* enable/disable SAN boot */ + u8 speed; /* boot speed settings */ + u8 topology; /* boot topology setting */ + u8 rsvd1; + u32 nbluns; /* number of boot luns */ + struct bfa_boot_bootlun_s pblun[BFA_PREBOOT_BOOTLUN_MAX]; +}; #endif /* __BFA_DEFS_BOOT_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_driver.h b/drivers/scsi/bfa/include/defs/bfa_defs_driver.h index 50382dd2ab41..7d00d00d3969 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_driver.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_driver.h @@ -29,7 +29,7 @@ struct bfa_driver_stats_s { u16 tm_target_reset; u16 tm_bus_reset; u16 ioc_restart; /* IOC restart count */ - u16 io_pending; /* outstanding io count per-IOC */ + u16 rsvd; u64 control_req; u64 input_req; u64 output_req; diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_fcport.h b/drivers/scsi/bfa/include/defs/bfa_defs_fcport.h index a07ef4a3cd78..af86a6396439 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_fcport.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_fcport.h @@ -48,7 +48,7 @@ struct bfa_fcoe_stats_s { u64 disc_fcf_unavail; /* Discovery FCF not avail */ u64 linksvc_unsupp; /* FIP link service req unsupp. */ u64 linksvc_err; /* FIP link service req errors */ - u64 logo_req; /* FIP logo */ + u64 logo_req; /* FIP logos received */ u64 clrvlink_req; /* Clear virtual link requests */ u64 op_unsupp; /* FIP operation unsupp. */ u64 untagged; /* FIP untagged frames */ @@ -64,21 +64,15 @@ struct bfa_fcoe_stats_s { u64 txf_timeout; /* Tx timeouts */ u64 txf_parity_errors; /* Transmit parity err */ u64 txf_fid_parity_errors; /* Transmit FID parity err */ - u64 tx_pause; /* Tx pause frames */ - u64 tx_zero_pause; /* Tx zero pause frames */ - u64 tx_first_pause; /* Tx first pause frames */ - u64 rx_pause; /* Rx pause frames */ - u64 rx_zero_pause; /* Rx zero pause frames */ - u64 rx_first_pause; /* Rx first pause frames */ - u64 rxf_ucast_octets; /* Rx unicast octets */ - u64 rxf_ucast; /* Rx unicast frames */ - u64 rxf_ucast_vlan; /* Rx unicast vlan frames */ - u64 rxf_mcast_octets; /* Rx multicast octets */ - u64 rxf_mcast; /* Rx multicast frames */ - u64 rxf_mcast_vlan; /* Rx multicast vlan frames */ - u64 rxf_bcast_octets; /* Rx broadcast octests */ - u64 rxf_bcast; /* Rx broadcast frames */ - u64 rxf_bcast_vlan; /* Rx broadcast vlan frames */ + u64 rxf_ucast_octets; /* Rx FCoE unicast octets */ + u64 rxf_ucast; /* Rx FCoE unicast frames */ + u64 rxf_ucast_vlan; /* Rx FCoE unicast vlan frames */ + u64 rxf_mcast_octets; /* Rx FCoE multicast octets */ + u64 rxf_mcast; /* Rx FCoE multicast frames */ + u64 rxf_mcast_vlan; /* Rx FCoE multicast vlan frames */ + u64 rxf_bcast_octets; /* Rx FCoE broadcast octets */ + u64 rxf_bcast; /* Rx FCoE broadcast frames */ + u64 rxf_bcast_vlan; /* Rx FCoE broadcast vlan frames */ }; /** diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_ioc.h b/drivers/scsi/bfa/include/defs/bfa_defs_ioc.h index 8d8e6a966537..add0a05d941d 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_ioc.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_ioc.h @@ -126,7 +126,7 @@ struct bfa_ioc_attr_s { struct bfa_ioc_driver_attr_s driver_attr; /* driver attr */ struct bfa_ioc_pci_attr_s pci_attr; u8 port_id; /* port number */ - u8 rsvd[7]; /*!< 64bit align */ + u8 rsvd[7]; /* 64bit align */ }; /** @@ -138,6 +138,11 @@ enum bfa_ioc_aen_event { BFA_IOC_AEN_ENABLE = 3, /* IOC enabled event */ BFA_IOC_AEN_DISABLE = 4, /* IOC disabled event */ BFA_IOC_AEN_FWMISMATCH = 5, /* IOC firmware mismatch */ + BFA_IOC_AEN_FWCFG_ERROR = 6, /* IOC firmware config error */ + BFA_IOC_AEN_INVALID_VENDOR = 7, + BFA_IOC_AEN_INVALID_NWWN = 8, /* Zero NWWN */ + BFA_IOC_AEN_INVALID_PWWN = 9 /* Zero PWWN */ + }; /** diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_iocfc.h b/drivers/scsi/bfa/include/defs/bfa_defs_iocfc.h index c290fb13d2d1..31e728a631ed 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_iocfc.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_iocfc.h @@ -51,8 +51,10 @@ struct bfa_iocfc_fwcfg_s { u16 num_tsktm_reqs; /* TM task management requests*/ u16 num_fcxp_reqs; /* unassisted FC exchanges */ u16 num_uf_bufs; /* unsolicited recv buffers */ - u8 num_cqs; - u8 rsvd[5]; + u8 num_cqs; + u8 fw_tick_res; /*!< FW clock resolution in ms */ + u8 rsvd[4]; + }; struct bfa_iocfc_drvcfg_s { @@ -176,10 +178,10 @@ struct bfa_fw_port_fpg_stats_s { u32 nos_rx; u32 lip_rx; u32 arbf0_rx; + u32 arb_rx; u32 mrk_rx; u32 const_mrk_rx; u32 prim_unknown; - u32 rsvd; }; @@ -200,6 +202,8 @@ struct bfa_fw_port_lksm_stats_s { u32 lrr_tx; /* No. of times LRR tx started */ u32 ols_tx; /* No. of times OLS tx started */ u32 nos_tx; /* No. of times NOS tx started */ + u32 hwsm_lrr_rx; /* No. of times LRR rx-ed by HWSM */ + u32 hwsm_lr_rx; /* No. of times LR rx-ed by HWSM */ }; @@ -239,7 +243,7 @@ struct bfa_fw_fip_stats_s { u32 disc_fcf_unavail; /* Discovery FCF Not Avail. */ u32 linksvc_unsupp; /* Unsupported link service req */ u32 linksvc_err; /* Parse error in link service req */ - u32 logo_req; /* Number of FIP logos received */ + u32 logo_req; /* FIP logos received */ u32 clrvlink_req; /* Clear virtual link req */ u32 op_unsupp; /* Unsupported FIP operation */ u32 untagged; /* Untagged frames (ignored) */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_itnim.h b/drivers/scsi/bfa/include/defs/bfa_defs_itnim.h index 2ec769903d24..d77788b3999a 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_itnim.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_itnim.h @@ -34,6 +34,15 @@ enum bfa_itnim_state { BFA_ITNIM_INITIATIOR = 7, /* initiator */ }; +struct bfa_itnim_latency_s { + u32 min; + u32 max; + u32 count; + u32 clock_res; + u32 avg; + u32 rsvd; +}; + struct bfa_itnim_hal_stats_s { u32 onlines; /* ITN nexus onlines (PRLI done) */ u32 offlines; /* ITN Nexus offlines */ @@ -91,6 +100,7 @@ struct bfa_itnim_attr_s { u8 task_retry_id; /* task retry ident support */ u8 rec_support; /* REC supported */ u8 conf_comp; /* confirmed completion supp */ + struct bfa_itnim_latency_s io_latency; /* IO latency */ }; /** diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_mfg.h b/drivers/scsi/bfa/include/defs/bfa_defs_mfg.h index c5bd9c36ad4d..d22fb7909643 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_mfg.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_mfg.h @@ -45,26 +45,6 @@ #define BFA_MFG_CHKSUM_SIZE 16 /** - * Manufacturing block encrypted version - */ -#define BFA_MFG_ENC_VER 2 - -/** - * Manufacturing block version 1 length - */ -#define BFA_MFG_VER1_LEN 128 - -/** - * Manufacturing block header length - */ -#define BFA_MFG_HDR_LEN 4 - -/** - * Checksum size - */ -#define BFA_MFG_CHKSUM_SIZE 16 - -/** * Manufacturing block format */ #define BFA_MFG_SERIALNUM_SIZE 11 @@ -86,6 +66,9 @@ enum { BFA_MFG_TYPE_FC4P1 = 415, /* 4G 1port FC card */ BFA_MFG_TYPE_CNA10P2 = 1020, /* 10G 2port CNA card */ BFA_MFG_TYPE_CNA10P1 = 1010, /* 10G 1port CNA card */ + BFA_MFG_TYPE_JAYHAWK = 804, /* Jayhawk mezz card */ + BFA_MFG_TYPE_WANCHESE = 1007, /* Wanchese mezz card */ + BFA_MFG_TYPE_INVALID = 0, /* Invalid card type */ }; #pragma pack(1) @@ -95,6 +78,24 @@ enum { */ #define bfa_mfg_type2port_num(card_type) (((card_type) / 10) % 10) +/** + * Check if Mezz card + */ +#define bfa_mfg_is_mezz(type) (( \ + (type) == BFA_MFG_TYPE_JAYHAWK || \ + (type) == BFA_MFG_TYPE_WANCHESE)) + +/** + * Check if card type valid + */ +#define bfa_mfg_is_card_type_valid(type) (( \ + (type) == BFA_MFG_TYPE_FC8P2 || \ + (type) == BFA_MFG_TYPE_FC8P1 || \ + (type) == BFA_MFG_TYPE_FC4P2 || \ + (type) == BFA_MFG_TYPE_FC4P1 || \ + (type) == BFA_MFG_TYPE_CNA10P2 || \ + (type) == BFA_MFG_TYPE_CNA10P1 || \ + bfa_mfg_is_mezz(type))) /** * All numerical fields are in big-endian format. diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_pci.h b/drivers/scsi/bfa/include/defs/bfa_defs_pci.h index c9b83321694b..ea7d89bbc0bb 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_pci.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_pci.h @@ -26,8 +26,13 @@ enum { BFA_PCI_DEVICE_ID_FC_8G2P = 0x13, BFA_PCI_DEVICE_ID_FC_8G1P = 0x17, BFA_PCI_DEVICE_ID_CT = 0x14, + BFA_PCI_DEVICE_ID_CT_FC = 0x21, }; +#define bfa_asic_id_ct(devid) \ + ((devid) == BFA_PCI_DEVICE_ID_CT || \ + (devid) == BFA_PCI_DEVICE_ID_CT_FC) + /** * PCI sub-system device and vendor ID information */ @@ -35,7 +40,9 @@ enum { BFA_PCI_FCOE_SSDEVICE_ID = 0x14, }; -#define BFA_PCI_ACCESS_RANGES 1 /* Maximum number of device address ranges - * mapped through different BAR(s). */ +/** + * Maximum number of device address ranges mapped through different BAR(s) + */ +#define BFA_PCI_ACCESS_RANGES 1 #endif /* __BFA_DEFS_PCI_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_port.h b/drivers/scsi/bfa/include/defs/bfa_defs_port.h index 501bc9739d9d..ebdf0d1731a4 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_port.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_port.h @@ -50,12 +50,12 @@ enum bfa_port_role { * FCS port configuration. */ struct bfa_port_cfg_s { - wwn_t pwwn; /* port wwn */ - wwn_t nwwn; /* node wwn */ - struct bfa_port_symname_s sym_name; /* vm port symbolic name */ - enum bfa_port_role roles; /* FCS port roles */ - u32 rsvd; - u8 tag[16]; /* opaque tag from application */ + wwn_t pwwn; /* port wwn */ + wwn_t nwwn; /* node wwn */ + struct bfa_port_symname_s sym_name; /* vm port symbolic name */ + bfa_boolean_t preboot_vp; /* vport created from PBC */ + enum bfa_port_role roles; /* FCS port roles */ + u8 tag[16]; /* opaque tag from application */ }; /** @@ -159,7 +159,7 @@ struct bfa_port_stats_s { u32 ms_plogi_rsp_err; u32 ms_plogi_acc_err; u32 ms_plogi_accepts; - u32 ms_rejects; /* NS command rejects */ + u32 ms_rejects; /* MS command rejects */ u32 ms_plogi_unknown_rsp; u32 ms_plogi_alloc_wait; diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_pport.h b/drivers/scsi/bfa/include/defs/bfa_defs_pport.h index 26e5cc78095d..2de675839c2f 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_pport.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_pport.h @@ -38,6 +38,7 @@ enum bfa_pport_states { BFA_PPORT_ST_IOCDOWN = 10, BFA_PPORT_ST_IOCDIS = 11, BFA_PPORT_ST_FWMISMATCH = 12, + BFA_PPORT_ST_PREBOOT_DISABLED = 13, BFA_PPORT_ST_MAX_STATE, }; @@ -203,6 +204,8 @@ struct bfa_pport_attr_s { */ wwn_t nwwn; /* node wwn */ wwn_t pwwn; /* port wwn */ + wwn_t factorynwwn; /* factory node wwn */ + wwn_t factorypwwn; /* factory port wwn */ enum fc_cos cos_supported; /* supported class of services */ u32 rsvd; struct fc_symname_s port_symname; /* port symbolic name */ @@ -243,7 +246,7 @@ struct bfa_pport_fc_stats_s { u64 secs_reset; /* Seconds since stats is reset */ u64 tx_frames; /* Tx frames */ u64 tx_words; /* Tx words */ - u64 tx_lip; /* TX LIP */ + u64 tx_lip; /* Tx LIP */ u64 tx_nos; /* Tx NOS */ u64 tx_ols; /* Tx OLS */ u64 tx_lr; /* Tx LR */ @@ -309,7 +312,7 @@ struct bfa_pport_eth_stats_s { u64 rx_zero_pause; /* Rx zero pause */ u64 tx_pause; /* Tx pause */ u64 tx_zero_pause; /* Tx zero pause */ - u64 rx_fcoe_pause; /* Rx fcoe pause */ + u64 rx_fcoe_pause; /* Rx FCoE pause */ u64 rx_fcoe_zero_pause; /* Rx FCoE zero pause */ u64 tx_fcoe_pause; /* Tx FCoE pause */ u64 tx_fcoe_zero_pause; /* Tx FCoE zero pause */ @@ -381,26 +384,10 @@ struct bfa_pport_link_s { u8 trunked; /* Trunked or not (1 or 0) */ u8 resvd[3]; struct bfa_qos_attr_s qos_attr; /* QoS Attributes */ - struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */ union { - struct { - u8 tmaster;/* Trunk Master or - * not (1 or 0) */ - u8 tlinks; /* Trunk links bitmap - * (linkup) */ - u8 resv1; /* Reserved */ - } trunk_info; - - struct { - u8 myalpa; /* alpa claimed */ - u8 login_req; /* Login required or - * not (1 or 0) */ - u8 alpabm_val;/* alpa bitmap valid - * or not (1 or 0) */ - struct fc_alpabm_s alpabm; /* alpa bitmap */ - } loop_info; - } tl; - struct bfa_fcport_fcf_s fcf; /*!< FCF information (for FCoE) */ + struct bfa_qos_vc_attr_s qos_vc_attr; /* VC info from ELP */ + struct bfa_fcport_fcf_s fcf; /* FCF information (for FCoE) */ + } vc_fcf; }; #endif /* __BFA_DEFS_PPORT_H__ */ diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_status.h b/drivers/scsi/bfa/include/defs/bfa_defs_status.h index ec78b4cb121a..6eb4e62096fc 100644 --- a/drivers/scsi/bfa/include/defs/bfa_defs_status.h +++ b/drivers/scsi/bfa/include/defs/bfa_defs_status.h @@ -84,8 +84,9 @@ enum bfa_status { BFA_STATUS_BADFRMHDR = 48, /* Bad frame header */ BFA_STATUS_BADFRMSZ = 49, /* Bad frame size check and replace * SFP/cable */ - BFA_STATUS_MISSINGFRM = 50, /* Missing frame check and replace - * SFP/cable */ + BFA_STATUS_MISSINGFRM = 50, /* Missing frame check and replace + * SFP/cable or for Mezz card check and + * replace pass through module */ BFA_STATUS_LINKTIMEOUT = 51, /* Link timeout check and replace * SFP/cable */ BFA_STATUS_NO_FCPIM_NEXUS = 52, /* No FCP Nexus exists with the @@ -173,7 +174,7 @@ enum bfa_status { BFA_STATUS_LEDTEST_OP = 109, /* LED test is operating */ BFA_STATUS_CEE_NOT_DN = 110, /* eth port is not at down state, please * bring down first */ - BFA_STATUS_10G_SPD = 111, /* Speed setting not valid for 10G HBA */ + BFA_STATUS_10G_SPD = 111, /* Speed setting not valid for 10G CNA */ BFA_STATUS_IM_INV_TEAM_NAME = 112, /* Invalid team name */ BFA_STATUS_IM_DUP_TEAM_NAME = 113, /* Given team name already * exists */ @@ -213,12 +214,13 @@ enum bfa_status { * loaded */ BFA_STATUS_CARD_TYPE_MISMATCH = 131, /* Card type mismatch */ BFA_STATUS_BAD_ASICBLK = 132, /* Bad ASIC block */ - BFA_STATUS_NO_DRIVER = 133, /* Brocade adapter/driver not installed or loaded */ - BFA_STATUS_INVALID_MAC = 134, /* Invalid mac address */ + BFA_STATUS_NO_DRIVER = 133, /* Brocade adapter/driver not installed + * or loaded */ + BFA_STATUS_INVALID_MAC = 134, /* Invalid MAC address */ BFA_STATUS_IM_NO_VLAN = 135, /* No VLANs configured on the adapter */ BFA_STATUS_IM_ETH_LB_FAILED = 136, /* Ethernet loopback test failed */ - BFA_STATUS_IM_PVID_REMOVE = 137, /* Cannot remove port vlan (PVID) */ - BFA_STATUS_IM_PVID_EDIT = 138, /* Cannot edit port vlan (PVID) */ + BFA_STATUS_IM_PVID_REMOVE = 137, /* Cannot remove port VLAN (PVID) */ + BFA_STATUS_IM_PVID_EDIT = 138, /* Cannot edit port VLAN (PVID) */ BFA_STATUS_CNA_NO_BOOT = 139, /* Boot upload not allowed for CNA */ BFA_STATUS_IM_PVID_NON_ZERO = 140, /* Port VLAN ID (PVID) is Set to * Non-Zero Value */ @@ -232,14 +234,15 @@ enum bfa_status { BFA_STATUS_INSUFFICIENT_PERMS = 144, /* User doesn't have sufficient * permissions to execute the BCU * application */ - BFA_STATUS_IM_INV_VLAN_NAME = 145, /* Invalid/Reserved Vlan name + BFA_STATUS_IM_INV_VLAN_NAME = 145, /* Invalid/Reserved VLAN name * string. The name is not allowed - * for the normal Vlans */ + * for the normal VLAN */ BFA_STATUS_CMD_NOTSUPP_CNA = 146, /* Command not supported for CNA */ - BFA_STATUS_IM_PASSTHRU_EDIT = 147, /* Can not edit passthru vlan id */ - BFA_STATUS_IM_BIND_FAILED = 148, /*! < IM Driver bind operation + BFA_STATUS_IM_PASSTHRU_EDIT = 147, /* Can not edit passthrough VLAN + * id */ + BFA_STATUS_IM_BIND_FAILED = 148, /* IM Driver bind operation * failed */ - BFA_STATUS_IM_UNBIND_FAILED = 149, /* ! < IM Driver unbind operation + BFA_STATUS_IM_UNBIND_FAILED = 149, /* IM Driver unbind operation * failed */ BFA_STATUS_IM_PORT_IN_TEAM = 150, /* Port is already part of the * team */ @@ -249,7 +252,24 @@ enum bfa_status { BFA_STATUS_IM_TEAM_CFG_NOT_ALLOWED = 153, /* Given settings are not * allowed for the current * Teaming mode */ - BFA_STATUS_MAX_VAL /* Unknown error code */ + BFA_STATUS_PBC = 154, /* Operation not allowed for pre-boot + * configuration */ + BFA_STATUS_DEVID_MISSING = 155, /* Boot image is not for the adapter(s) + * installed */ + BFA_STATUS_BAD_FWCFG = 156, /* Bad firmware configuration */ + BFA_STATUS_CREATE_FILE = 157, /* Failed to create temporary file */ + BFA_STATUS_INVALID_VENDOR = 158, /* Invalid switch vendor */ + BFA_STATUS_SFP_NOT_READY = 159, /* SFP info is not ready. Retry */ + BFA_STATUS_NO_TOPOLOGY_FOR_CNA = 160, /* Topology command not + * applicable to CNA */ + BFA_STATUS_BOOT_CODE_UPDATED = 161, /* reboot -- -r is needed after + * boot code updated */ + BFA_STATUS_BOOT_VERSION = 162, /* Boot code version not compatible with + * the driver installed */ + BFA_STATUS_CARDTYPE_MISSING = 163, /* Boot image is not for the + * adapter(s) installed */ + BFA_STATUS_INVALID_CARDTYPE = 164, /* Invalid card type provided */ + BFA_STATUS_MAX_VAL /* Unknown error code */ }; #define bfa_status_t enum bfa_status diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb_vport.h b/drivers/scsi/bfa/include/fcb/bfa_fcb_vport.h index a39f474c2fcf..cfd6ba7c47ec 100644 --- a/drivers/scsi/bfa/include/fcb/bfa_fcb_vport.h +++ b/drivers/scsi/bfa/include/fcb/bfa_fcb_vport.h @@ -40,7 +40,8 @@ struct bfad_vport_s; * * @return None */ -void bfa_fcb_vport_delete(struct bfad_vport_s *vport_drv); +void bfa_fcb_vport_delete(struct bfad_vport_s *vport_drv); +void bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s); diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs.h b/drivers/scsi/bfa/include/fcs/bfa_fcs.h index f2fd35fdee28..54e5b81ab2a3 100644 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs.h +++ b/drivers/scsi/bfa/include/fcs/bfa_fcs.h @@ -61,8 +61,8 @@ struct bfa_fcs_s { /* * bfa fcs API functions */ -void bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad, - bfa_boolean_t min_cfg); +void bfa_fcs_attach(struct bfa_fcs_s *fcs, struct bfa_s *bfa, + struct bfad_s *bfad, bfa_boolean_t min_cfg); void bfa_fcs_init(struct bfa_fcs_s *fcs); void bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs, struct bfa_fcs_driver_info_s *driver_info); diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_fcpim.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_fcpim.h index e719f2c3eb35..9a35ecf5cdf0 100644 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs_fcpim.h +++ b/drivers/scsi/bfa/include/fcs/bfa_fcs_fcpim.h @@ -41,6 +41,7 @@ struct bfa_fcs_itnim_s { struct bfa_fcs_s *fcs; /* fcs instance */ struct bfa_timer_s timer; /* timer functions */ struct bfa_itnim_s *bfa_itnim; /* BFA itnim struct */ + u32 prli_retries; /* max prli retry attempts */ bfa_boolean_t seq_rec; /* seq recovery support */ bfa_boolean_t rec_support; /* REC supported */ bfa_boolean_t conf_comp; /* FCP_CONF support */ diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_rport.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_rport.h index 702b95b76c2d..3027fc6c7722 100644 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs_rport.h +++ b/drivers/scsi/bfa/include/fcs/bfa_fcs_rport.h @@ -58,6 +58,7 @@ struct bfa_fcs_rport_s { u16 reply_oxid; /* OX_ID of inbound requests */ enum fc_cos fc_cos; /* FC classes of service supp */ bfa_boolean_t cisc; /* CISC capable device */ + bfa_boolean_t prlo; /* processing prlo or LOGO */ wwn_t pwwn; /* port wwn of rport */ wwn_t nwwn; /* node wwn of rport */ struct bfa_rport_symname_s psym_name; /* port symbolic name */ diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_vport.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_vport.h index cd33f2cd5c34..0af262430860 100644 --- a/drivers/scsi/bfa/include/fcs/bfa_fcs_vport.h +++ b/drivers/scsi/bfa/include/fcs/bfa_fcs_vport.h @@ -49,6 +49,10 @@ bfa_status_t bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, u16 vf_id, struct bfa_port_cfg_s *port_cfg, struct bfad_vport_s *vport_drv); +bfa_status_t bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport, + struct bfa_fcs_s *fcs, uint16_t vf_id, + struct bfa_port_cfg_s *port_cfg, + struct bfad_vport_s *vport_drv); bfa_status_t bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport); bfa_status_t bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport); bfa_status_t bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport); diff --git a/drivers/scsi/bfa/include/log/bfa_log_linux.h b/drivers/scsi/bfa/include/log/bfa_log_linux.h index bd451db4c30a..44bc89768bda 100644 --- a/drivers/scsi/bfa/include/log/bfa_log_linux.h +++ b/drivers/scsi/bfa/include/log/bfa_log_linux.h @@ -53,8 +53,10 @@ (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 16) #define BFA_LOG_LINUX_DRIVER_ERROR \ (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 17) -#define BFA_LOG_LINUX_DRIVER_DIAG \ +#define BFA_LOG_LINUX_DRIVER_INFO \ (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 18) -#define BFA_LOG_LINUX_DRIVER_AEN \ +#define BFA_LOG_LINUX_DRIVER_DIAG \ (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 19) +#define BFA_LOG_LINUX_DRIVER_AEN \ + (((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 20) #endif diff --git a/drivers/scsi/bfa/include/protocol/fc.h b/drivers/scsi/bfa/include/protocol/fc.h index 8d1038035a76..436dd7c5643a 100644 --- a/drivers/scsi/bfa/include/protocol/fc.h +++ b/drivers/scsi/bfa/include/protocol/fc.h @@ -1080,6 +1080,7 @@ struct fc_alpabm_s{ #define FC_REC_TOV (FC_ED_TOV + 1) #define FC_RA_TOV 10 #define FC_ELS_TOV (2 * FC_RA_TOV) +#define FC_FCCT_TOV (3 * FC_RA_TOV) /* * virtual fabric related defines diff --git a/drivers/scsi/bfa/lport_api.c b/drivers/scsi/bfa/lport_api.c index d3907d184e2b..72b3f508d0e9 100644 --- a/drivers/scsi/bfa/lport_api.c +++ b/drivers/scsi/bfa/lport_api.c @@ -137,6 +137,8 @@ bfa_fcs_port_get_rports(struct bfa_fcs_port_s *port, wwn_t rport_wwns[], /* * Iterate's through all the rport's in the given port to * determine the maximum operating speed. + * + * To be used in TRL Functionality only */ enum bfa_pport_speed bfa_fcs_port_get_rport_max_speed(struct bfa_fcs_port_s *port) @@ -146,7 +148,8 @@ bfa_fcs_port_get_rport_max_speed(struct bfa_fcs_port_s *port) struct bfa_fcs_s *fcs; enum bfa_pport_speed max_speed = 0; struct bfa_pport_attr_s pport_attr; - enum bfa_pport_speed pport_speed; + enum bfa_pport_speed pport_speed, rport_speed; + bfa_boolean_t trl_enabled = bfa_fcport_is_ratelim(port->fcs->bfa); if (port == NULL) return 0; @@ -164,19 +167,28 @@ bfa_fcs_port_get_rport_max_speed(struct bfa_fcs_port_s *port) qe = bfa_q_first(qh); while (qe != qh) { - rport = (struct bfa_fcs_rport_s *)qe; - if ((bfa_os_ntoh3b(rport->pid) > 0xFFF000) - || (bfa_fcs_rport_get_state(rport) == BFA_RPORT_OFFLINE)) { + rport = (struct bfa_fcs_rport_s *) qe; + if ((bfa_os_ntoh3b(rport->pid) > 0xFFF000) || + (bfa_fcs_rport_get_state(rport) == + BFA_RPORT_OFFLINE)) { qe = bfa_q_next(qe); continue; } - if ((rport->rpf.rpsc_speed == BFA_PPORT_SPEED_8GBPS) - || (rport->rpf.rpsc_speed > pport_speed)) { - max_speed = rport->rpf.rpsc_speed; + rport_speed = rport->rpf.rpsc_speed; + if ((trl_enabled) && (rport_speed == + BFA_PPORT_SPEED_UNKNOWN)) { + /* Use default ratelim speed setting */ + rport_speed = + bfa_fcport_get_ratelim_speed(port->fcs->bfa); + } + + if ((rport_speed == BFA_PPORT_SPEED_8GBPS) || + (rport_speed > pport_speed)) { + max_speed = rport_speed; break; - } else if (rport->rpf.rpsc_speed > max_speed) { - max_speed = rport->rpf.rpsc_speed; + } else if (rport_speed > max_speed) { + max_speed = rport_speed; } qe = bfa_q_next(qe); diff --git a/drivers/scsi/bfa/ms.c b/drivers/scsi/bfa/ms.c index 5e8c8dee6c97..1d579ef26122 100644 --- a/drivers/scsi/bfa/ms.c +++ b/drivers/scsi/bfa/ms.c @@ -157,6 +157,7 @@ bfa_fcs_port_ms_sm_plogi(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event) * Start timer for a delayed retry */ bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi_retry); + ms->port->stats.ms_retries++; bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), &ms->timer, bfa_fcs_port_ms_timeout, ms, BFA_FCS_RETRY_TIMEOUT); @@ -279,6 +280,7 @@ bfa_fcs_port_ms_sm_gmal(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event) */ if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) { bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal_retry); + ms->port->stats.ms_retries++; bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), &ms->timer, bfa_fcs_port_ms_timeout, ms, BFA_FCS_RETRY_TIMEOUT); @@ -359,7 +361,7 @@ bfa_fcs_port_ms_send_gmal(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_gmal_response, - (void *)ms, FC_MAX_PDUSZ, FC_RA_TOV); + (void *)ms, FC_MAX_PDUSZ, FC_FCCT_TOV); bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); } @@ -479,6 +481,7 @@ bfa_fcs_port_ms_sm_gfn(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event) */ if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) { bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_retry); + ms->port->stats.ms_retries++; bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), &ms->timer, bfa_fcs_port_ms_timeout, ms, BFA_FCS_RETRY_TIMEOUT); @@ -557,7 +560,7 @@ bfa_fcs_port_ms_send_gfn(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_gfn_response, - (void *)ms, FC_MAX_PDUSZ, FC_RA_TOV); + (void *)ms, FC_MAX_PDUSZ, FC_FCCT_TOV); bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); } @@ -637,7 +640,7 @@ bfa_fcs_port_ms_send_plogi(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_plogi_response, - (void *)ms, FC_MAX_PDUSZ, FC_RA_TOV); + (void *)ms, FC_MAX_PDUSZ, FC_ELS_TOV); port->stats.ms_plogi_sent++; bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT); diff --git a/drivers/scsi/bfa/ns.c b/drivers/scsi/bfa/ns.c index d20dd7e15742..ae0edcc86ed5 100644 --- a/drivers/scsi/bfa/ns.c +++ b/drivers/scsi/bfa/ns.c @@ -664,7 +664,7 @@ bfa_fcs_port_ns_send_plogi(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_plogi_response, - (void *)ns, FC_MAX_PDUSZ, FC_RA_TOV); + (void *)ns, FC_MAX_PDUSZ, FC_ELS_TOV); port->stats.ns_plogi_sent++; bfa_sm_send_event(ns, NSSM_EVENT_PLOGI_SENT); @@ -791,7 +791,7 @@ bfa_fcs_port_ns_send_rspn_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_rspn_id_response, - (void *)ns, FC_MAX_PDUSZ, FC_RA_TOV); + (void *)ns, FC_MAX_PDUSZ, FC_FCCT_TOV); port->stats.ns_rspnid_sent++; @@ -865,7 +865,7 @@ bfa_fcs_port_ns_send_rft_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_rft_id_response, - (void *)ns, FC_MAX_PDUSZ, FC_RA_TOV); + (void *)ns, FC_MAX_PDUSZ, FC_FCCT_TOV); port->stats.ns_rftid_sent++; bfa_sm_send_event(ns, NSSM_EVENT_RFTID_SENT); @@ -943,7 +943,7 @@ bfa_fcs_port_ns_send_rff_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_rff_id_response, - (void *)ns, FC_MAX_PDUSZ, FC_RA_TOV); + (void *)ns, FC_MAX_PDUSZ, FC_FCCT_TOV); port->stats.ns_rffid_sent++; bfa_sm_send_event(ns, NSSM_EVENT_RFFID_SENT); @@ -1029,7 +1029,7 @@ bfa_fcs_port_ns_send_gid_ft(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_gid_ft_response, (void *)ns, bfa_fcxp_get_maxrsp(port->fcs->bfa), - FC_RA_TOV); + FC_FCCT_TOV); port->stats.ns_gidft_sent++; @@ -1228,10 +1228,10 @@ bfa_fcs_port_ns_boot_target_disc(struct bfa_fcs_port_s *port) struct bfa_fcs_rport_s *rport; u8 nwwns; - wwn_t *wwns; + wwn_t wwns[BFA_PREBOOT_BOOTLUN_MAX]; int ii; - bfa_iocfc_get_bootwwns(port->fcs->bfa, &nwwns, &wwns); + bfa_iocfc_get_bootwwns(port->fcs->bfa, &nwwns, wwns); for (ii = 0; ii < nwwns; ++ii) { rport = bfa_fcs_rport_create_by_wwn(port, wwns[ii]); diff --git a/drivers/scsi/bfa/rport.c b/drivers/scsi/bfa/rport.c index 7b096f2e3836..9b4c2c9a644b 100644 --- a/drivers/scsi/bfa/rport.c +++ b/drivers/scsi/bfa/rport.c @@ -36,8 +36,6 @@ BFA_TRC_FILE(FCS, RPORT); -#define BFA_FCS_RPORT_MAX_RETRIES (5) - /* In millisecs */ static u32 bfa_fcs_rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT * 1000; @@ -95,6 +93,7 @@ static void bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, u8 reason_code_expl); static void bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs, u16 len); +static void bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport); /** * fcs_rport_sm FCS rport state machine events */ @@ -115,7 +114,8 @@ enum rport_event { RPSM_EVENT_HCB_OFFLINE = 13, /* BFA rport offline callback */ RPSM_EVENT_FC4_OFFLINE = 14, /* FC-4 offline complete */ RPSM_EVENT_ADDRESS_CHANGE = 15, /* Rport's PID has changed */ - RPSM_EVENT_ADDRESS_DISC = 16 /* Need to Discover rport's PID */ + RPSM_EVENT_ADDRESS_DISC = 16, /* Need to Discover rport's PID */ + RPSM_EVENT_PRLO_RCVD = 17, /* PRLO from remote device */ }; static void bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, @@ -356,8 +356,8 @@ bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, */ case RPSM_EVENT_TIMEOUT: - rport->plogi_retries++; if (rport->plogi_retries < BFA_FCS_RPORT_MAX_RETRIES) { + rport->plogi_retries++; bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending); bfa_fcs_rport_send_plogi(rport, NULL); } else { @@ -375,6 +375,7 @@ bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport, bfa_fcs_rport_free(rport); break; + case RPSM_EVENT_PRLO_RCVD: case RPSM_EVENT_LOGO_RCVD: break; @@ -430,6 +431,13 @@ bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event) case RPSM_EVENT_LOGO_RCVD: bfa_fcs_rport_send_logo_acc(rport); + /* + * !! fall through !! + */ + case RPSM_EVENT_PRLO_RCVD: + if (rport->prlo == BFA_TRUE) + bfa_fcs_rport_send_prlo_acc(rport); + bfa_fcxp_discard(rport->fcxp); /* * !! fall through !! @@ -504,6 +512,9 @@ bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport, bfa_fcs_rport_online_action(rport); break; + case RPSM_EVENT_PRLO_RCVD: + break; + case RPSM_EVENT_LOGO_RCVD: bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logorcv); bfa_rport_offline(rport->bfa_rport); @@ -582,6 +593,7 @@ bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, enum rport_event event) break; case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); bfa_fcs_rport_offline_action(rport); break; @@ -624,6 +636,7 @@ bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport, break; case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); bfa_fcs_rport_offline_action(rport); @@ -690,6 +703,7 @@ bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, enum rport_event event) break; case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); bfa_fcxp_discard(rport->fcxp); bfa_fcs_rport_offline_action(rport); @@ -740,6 +754,7 @@ bfa_fcs_rport_sm_adisc_sending(struct bfa_fcs_rport_s *rport, break; case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); bfa_fcs_rport_offline_action(rport); @@ -811,6 +826,7 @@ bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport, enum rport_event event) break; case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv); bfa_fcxp_discard(rport->fcxp); bfa_fcs_rport_offline_action(rport); @@ -843,6 +859,7 @@ bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport, break; case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: case RPSM_EVENT_ADDRESS_CHANGE: break; @@ -894,6 +911,7 @@ bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport, case RPSM_EVENT_SCN: case RPSM_EVENT_LOGO_IMP: case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: case RPSM_EVENT_ADDRESS_CHANGE: /** * rport is already going offline. @@ -953,6 +971,7 @@ bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport, case RPSM_EVENT_SCN: case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: /** * Ignore, already offline. */ @@ -978,8 +997,11 @@ bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport, switch (event) { case RPSM_EVENT_HCB_OFFLINE: case RPSM_EVENT_ADDRESS_CHANGE: - if (rport->pid) + if (rport->pid && (rport->prlo == BFA_TRUE)) + bfa_fcs_rport_send_prlo_acc(rport); + if (rport->pid && (rport->prlo == BFA_FALSE)) bfa_fcs_rport_send_logo_acc(rport); + /* * If the lport is online and if the rport is not a well known * address port, we try to re-discover the r-port. @@ -1013,6 +1035,7 @@ bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport, break; case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: /** * Ignore - already processing a LOGO. */ @@ -1042,6 +1065,7 @@ bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport, break; case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: case RPSM_EVENT_ADDRESS_CHANGE: break; @@ -1075,6 +1099,7 @@ bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport, break; case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit); bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe); bfa_fcs_rport_free(rport); @@ -1123,6 +1148,7 @@ bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, enum rport_event event) break; case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: case RPSM_EVENT_LOGO_IMP: break; @@ -1174,6 +1200,7 @@ bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport, case RPSM_EVENT_SCN: case RPSM_EVENT_LOGO_RCVD: + case RPSM_EVENT_PRLO_RCVD: case RPSM_EVENT_PLOGI_SEND: break; @@ -1250,6 +1277,10 @@ bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport, bfa_fcs_rport_send_logo_acc(rport); break; + case RPSM_EVENT_PRLO_RCVD: + bfa_fcs_rport_send_prlo_acc(rport); + break; + case RPSM_EVENT_PLOGI_COMP: bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online); bfa_timer_stop(&rport->timer); @@ -1322,6 +1353,10 @@ bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport, bfa_fcs_rport_del_timeout); break; + case RPSM_EVENT_PRLO_RCVD: + bfa_fcs_rport_send_prlo_acc(rport); + break; + case RPSM_EVENT_SCN: /** * ignore, wait for NS query response @@ -1378,7 +1413,7 @@ bfa_fcs_rport_send_plogi(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_rport_plogi_response, - (void *)rport, FC_MAX_PDUSZ, FC_RA_TOV); + (void *)rport, FC_MAX_PDUSZ, FC_ELS_TOV); rport->stats.plogis++; bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); @@ -1519,7 +1554,7 @@ bfa_fcs_rport_send_adisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_rport_adisc_response, - rport, FC_MAX_PDUSZ, FC_RA_TOV); + rport, FC_MAX_PDUSZ, FC_ELS_TOV); rport->stats.adisc_sent++; bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); @@ -1580,7 +1615,7 @@ bfa_fcs_rport_send_gidpn(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_rport_gidpn_response, - (void *)rport, FC_MAX_PDUSZ, FC_RA_TOV); + (void *)rport, FC_MAX_PDUSZ, FC_FCCT_TOV); bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT); } @@ -1692,7 +1727,7 @@ bfa_fcs_rport_send_logo(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, rport, FC_MAX_PDUSZ, - FC_ED_TOV); + FC_ELS_TOV); rport->stats.logos++; bfa_fcxp_discard(rport->fcxp); @@ -2184,6 +2219,7 @@ bfa_fcs_rport_process_logo(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs) rport->reply_oxid = fchs->ox_id; bfa_trc(rport->fcs, rport->reply_oxid); + rport->prlo = BFA_FALSE; rport->stats.logo_rcvd++; bfa_sm_send_event(rport, RPSM_EVENT_LOGO_RCVD); } @@ -2553,6 +2589,30 @@ bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs, } } +/* Send best case acc to prlo */ +static void +bfa_fcs_rport_send_prlo_acc(struct bfa_fcs_rport_s *rport) +{ + struct bfa_fcs_port_s *port = rport->port; + struct fchs_s fchs; + struct bfa_fcxp_s *fcxp; + int len; + + bfa_trc(rport->fcs, rport->pid); + + fcxp = bfa_fcs_fcxp_alloc(port->fcs); + if (!fcxp) + return; + + len = fc_prlo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), + rport->pid, bfa_fcs_port_get_fcid(port), + rport->reply_oxid, 0); + + bfa_fcxp_send(fcxp, rport->bfa_rport, port->fabric->vf_id, + port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, + NULL, NULL, FC_MAX_PDUSZ, 0); +} + /* * Send a LS reject */ @@ -2604,3 +2664,13 @@ bfa_fcs_rport_set_del_timeout(u8 rport_tmo) if (rport_tmo > 0) bfa_fcs_rport_del_timeout = rport_tmo * 1000; } + +void +bfa_fcs_rport_prlo(struct bfa_fcs_rport_s *rport, uint16_t ox_id) +{ + bfa_trc(rport->fcs, rport->pid); + + rport->prlo = BFA_TRUE; + rport->reply_oxid = ox_id; + bfa_sm_send_event(rport, RPSM_EVENT_PRLO_RCVD); +} diff --git a/drivers/scsi/bfa/rport_api.c b/drivers/scsi/bfa/rport_api.c index a441f41d2a64..15e0c470afd9 100644 --- a/drivers/scsi/bfa/rport_api.c +++ b/drivers/scsi/bfa/rport_api.c @@ -83,6 +83,7 @@ bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport, { struct bfa_rport_qos_attr_s qos_attr; struct bfa_fcs_port_s *port = rport->port; + enum bfa_pport_speed rport_speed = rport->rpf.rpsc_speed; bfa_os_memset(rport_attr, 0, sizeof(struct bfa_rport_attr_s)); @@ -102,10 +103,14 @@ bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport, rport_attr->qos_attr = qos_attr; rport_attr->trl_enforced = BFA_FALSE; + if (bfa_fcport_is_ratelim(port->fcs->bfa)) { - if ((rport->rpf.rpsc_speed == BFA_PPORT_SPEED_UNKNOWN) || - (rport->rpf.rpsc_speed < - bfa_fcs_port_get_rport_max_speed(port))) + if (rport_speed == BFA_PPORT_SPEED_UNKNOWN) { + /* Use default ratelim speed setting */ + rport_speed = + bfa_fcport_get_ratelim_speed(rport->fcs->bfa); + } + if (rport_speed < bfa_fcs_port_get_rport_max_speed(port)) rport_attr->trl_enforced = BFA_TRUE; } diff --git a/drivers/scsi/bfa/rport_ftrs.c b/drivers/scsi/bfa/rport_ftrs.c index ae7bba67ae2a..f2a9361ce9a4 100644 --- a/drivers/scsi/bfa/rport_ftrs.c +++ b/drivers/scsi/bfa/rport_ftrs.c @@ -73,6 +73,7 @@ static void bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) { struct bfa_fcs_rport_s *rport = rpf->rport; + struct bfa_fcs_fabric_s *fabric = &rport->fcs->fabric; bfa_trc(rport->fcs, rport->pwwn); bfa_trc(rport->fcs, rport->pid); @@ -80,12 +81,16 @@ bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, enum rpf_event event) switch (event) { case RPFSM_EVENT_RPORT_ONLINE: - if (!BFA_FCS_PID_IS_WKA(rport->pid)) { + /* Send RPSC2 to a Brocade fabric only. */ + if ((!BFA_FCS_PID_IS_WKA(rport->pid)) && + ((bfa_lps_is_brcd_fabric(rport->port->fabric->lps)) || + (bfa_fcs_fabric_get_switch_oui(fabric) == + BFA_FCS_BRCD_SWITCH_OUI))) { bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending); rpf->rpsc_retries = 0; bfa_fcs_rpf_send_rpsc2(rpf, NULL); - break; - }; + } + break; case RPFSM_EVENT_RPORT_OFFLINE: break; @@ -269,6 +274,7 @@ void bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport) if (__fcs_min_cfg(rport->port->fcs)) return; + rport->rpf.rpsc_speed = 0; bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_OFFLINE); } @@ -307,7 +313,7 @@ bfa_fcs_rpf_send_rpsc2(void *rpf_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_rpf_rpsc2_response, - rpf, FC_MAX_PDUSZ, FC_RA_TOV); + rpf, FC_MAX_PDUSZ, FC_ELS_TOV); rport->stats.rpsc_sent++; bfa_sm_send_event(rpf, RPFSM_EVENT_FCXP_SENT); diff --git a/drivers/scsi/bfa/scn.c b/drivers/scsi/bfa/scn.c index 8fe09ba88a91..8a60129e6307 100644 --- a/drivers/scsi/bfa/scn.c +++ b/drivers/scsi/bfa/scn.c @@ -218,7 +218,7 @@ bfa_fcs_port_scn_send_scr(void *scn_cbarg, struct bfa_fcxp_s *fcxp_alloced) bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE, FC_CLASS_3, len, &fchs, bfa_fcs_port_scn_scr_response, - (void *)scn, FC_MAX_PDUSZ, FC_RA_TOV); + (void *)scn, FC_MAX_PDUSZ, FC_ELS_TOV); bfa_sm_send_event(scn, SCNSM_EVENT_SCR_SENT); } diff --git a/drivers/scsi/bfa/vport.c b/drivers/scsi/bfa/vport.c index 27cd619a227a..66f30a0d61e0 100644 --- a/drivers/scsi/bfa/vport.c +++ b/drivers/scsi/bfa/vport.c @@ -218,9 +218,9 @@ bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport, switch (event) { case BFA_FCS_VPORT_SM_DELETE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo); + bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); bfa_lps_discard(vport->lps); - bfa_fcs_vport_do_logo(vport); + bfa_fcs_port_delete(&vport->lport); break; case BFA_FCS_VPORT_SM_OFFLINE: @@ -357,8 +357,9 @@ bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport, switch (event) { case BFA_FCS_VPORT_SM_DELETE: - bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); - bfa_fcs_vport_free(vport); + bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup); + bfa_fcs_port_delete(&vport->lport); + break; default: @@ -594,6 +595,15 @@ bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport) } /** + * delete notification from fabric SM. To be invoked from within FCS. + */ +void +bfa_fcs_vport_fcs_delete(struct bfa_fcs_vport_s *vport) +{ + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE); +} + +/** * Delete completion callback from associated lport */ void @@ -646,6 +656,7 @@ bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, return BFA_STATUS_VPORT_MAX; vport->vport_drv = vport_drv; + vport_cfg->preboot_vp = BFA_FALSE; bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit); bfa_fcs_lport_attach(&vport->lport, fcs, vf_id, vport); @@ -657,6 +668,36 @@ bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, } /** + * Use this function to instantiate a new FCS PBC vport object. This + * function will not trigger any HW initialization process (which will be + * done in vport_start() call) + * + * param[in] vport - pointer to bfa_fcs_vport_t. This space + * needs to be allocated by the driver. + * param[in] fcs - FCS instance + * param[in] vport_cfg - vport configuration + * param[in] vf_id - VF_ID if vport is created within a VF. + * FC_VF_ID_NULL to specify base fabric. + * param[in] vport_drv - Opaque handle back to the driver's vport + * structure + * + * retval BFA_STATUS_OK - on success. + * retval BFA_STATUS_FAILED - on failure. + */ +bfa_status_t +bfa_fcs_pbc_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs, + uint16_t vf_id, struct bfa_port_cfg_s *vport_cfg, + struct bfad_vport_s *vport_drv) +{ + bfa_status_t rc; + + rc = bfa_fcs_vport_create(vport, fcs, vf_id, vport_cfg, vport_drv); + vport->lport.port_cfg.preboot_vp = BFA_TRUE; + + return rc; +} + +/** * Use this function initialize the vport. * * @param[in] vport - pointer to bfa_fcs_vport_t. @@ -692,6 +733,8 @@ bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport) * Use this function to delete a vport object. Fabric object should * be stopped before this function call. * + * Donot invoke this from within FCS + * * param[in] vport - pointer to bfa_fcs_vport_t. * * return None @@ -699,6 +742,9 @@ bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport) bfa_status_t bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport) { + if (vport->lport.port_cfg.preboot_vp) + return BFA_STATUS_PBC; + bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE); return BFA_STATUS_OK; diff --git a/drivers/scsi/bnx2i/bnx2i.h b/drivers/scsi/bnx2i/bnx2i.h index 6b624e767d3b..00c033511cbf 100644 --- a/drivers/scsi/bnx2i/bnx2i.h +++ b/drivers/scsi/bnx2i/bnx2i.h @@ -295,16 +295,21 @@ struct iscsi_cid_queue { * @max_cqes: CQ size * @num_ccell: number of command cells per connection * @ofld_conns_active: active connection list + * @eh_wait: wait queue for the endpoint to shutdown * @max_active_conns: max offload connections supported by this device * @cid_que: iscsi cid queue * @ep_rdwr_lock: read / write lock to synchronize various ep lists * @ep_ofld_list: connection list for pending offload completion + * @ep_active_list: connection list for active offload endpoints * @ep_destroy_list: connection list for pending offload completion * @mp_bd_tbl: BD table to be used with middle path requests * @mp_bd_dma: DMA address of 'mp_bd_tbl' memory buffer * @dummy_buffer: Dummy buffer to be used with zero length scsicmd reqs * @dummy_buf_dma: DMA address of 'dummy_buffer' memory buffer * @lock: lock to synchonize access to hba structure + * @hba_shutdown_tmo: Timeout value to shutdown each connection + * @conn_teardown_tmo: Timeout value to tear down each connection + * @conn_ctx_destroy_tmo: Timeout value to destroy context of each connection * @pci_did: PCI device ID * @pci_vid: PCI vendor ID * @pci_sdid: PCI subsystem device ID @@ -369,6 +374,7 @@ struct bnx2i_hba { rwlock_t ep_rdwr_lock; struct list_head ep_ofld_list; + struct list_head ep_active_list; struct list_head ep_destroy_list; /* @@ -383,6 +389,8 @@ struct bnx2i_hba { struct mutex net_dev_lock;/* sync net device access */ int hba_shutdown_tmo; + int conn_teardown_tmo; + int conn_ctx_destroy_tmo; /* * PCI related info. */ @@ -631,6 +639,8 @@ enum { EP_STATE_CLEANUP_CMPL = 0x800, EP_STATE_TCP_FIN_RCVD = 0x1000, EP_STATE_TCP_RST_RCVD = 0x2000, + EP_STATE_LOGOUT_SENT = 0x4000, + EP_STATE_LOGOUT_RESP_RCVD = 0x8000, EP_STATE_PG_OFLD_FAILED = 0x1000000, EP_STATE_ULP_UPDATE_FAILED = 0x2000000, EP_STATE_CLEANUP_FAILED = 0x4000000, @@ -645,6 +655,7 @@ enum { * @link: list head to link elements * @hba: adapter to which this connection belongs * @conn: iscsi connection this EP is linked to + * @cls_ep: associated iSCSI endpoint pointer * @sess: iscsi session this EP is linked to * @cm_sk: cnic sock struct * @hba_age: age to detect if 'iscsid' issues ep_disconnect() @@ -664,6 +675,7 @@ struct bnx2i_endpoint { struct list_head link; struct bnx2i_hba *hba; struct bnx2i_conn *conn; + struct iscsi_endpoint *cls_ep; struct cnic_sock *cm_sk; u32 hba_age; u32 state; @@ -766,6 +778,8 @@ extern struct bnx2i_endpoint *bnx2i_find_ep_in_destroy_list( extern int bnx2i_map_ep_dbell_regs(struct bnx2i_endpoint *ep); extern void bnx2i_arm_cq_event_coalescing(struct bnx2i_endpoint *ep, u8 action); +extern int bnx2i_hw_ep_disconnect(struct bnx2i_endpoint *bnx2i_ep); + /* Debug related function prototypes */ extern void bnx2i_print_pend_cmd_queue(struct bnx2i_conn *conn); extern void bnx2i_print_active_cmd_queue(struct bnx2i_conn *conn); diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c index 3a66ca24c7bd..d23fc256d585 100644 --- a/drivers/scsi/bnx2i/bnx2i_hwi.c +++ b/drivers/scsi/bnx2i/bnx2i_hwi.c @@ -562,6 +562,8 @@ int bnx2i_send_iscsi_logout(struct bnx2i_conn *bnx2i_conn, logout_wqe->num_bds = 1; logout_wqe->cq_index = 0; /* CQ# used for completion, 5771x only */ + bnx2i_conn->ep->state = EP_STATE_LOGOUT_SENT; + bnx2i_ring_dbell_update_sq_params(bnx2i_conn, 1); return 0; } @@ -1482,6 +1484,8 @@ static int bnx2i_process_logout_resp(struct iscsi_session *session, resp_hdr->t2retain = cpu_to_be32(logout->time_to_retain); __iscsi_complete_pdu(conn, (struct iscsi_hdr *)resp_hdr, NULL, 0); + + bnx2i_conn->ep->state = EP_STATE_LOGOUT_RESP_RCVD; done: spin_unlock(&session->lock); return 0; diff --git a/drivers/scsi/bnx2i/bnx2i_init.c b/drivers/scsi/bnx2i/bnx2i_init.c index af6a00a600fb..a796f565f383 100644 --- a/drivers/scsi/bnx2i/bnx2i_init.c +++ b/drivers/scsi/bnx2i/bnx2i_init.c @@ -17,8 +17,8 @@ static struct list_head adapter_list = LIST_HEAD_INIT(adapter_list); static u32 adapter_count; #define DRV_MODULE_NAME "bnx2i" -#define DRV_MODULE_VERSION "2.1.1" -#define DRV_MODULE_RELDATE "Mar 24, 2010" +#define DRV_MODULE_VERSION "2.1.2" +#define DRV_MODULE_RELDATE "Jun 28, 2010" static char version[] __devinitdata = "Broadcom NetXtreme II iSCSI Driver " DRV_MODULE_NAME \ @@ -176,6 +176,9 @@ void bnx2i_start(void *handle) void bnx2i_stop(void *handle) { struct bnx2i_hba *hba = handle; + struct list_head *pos, *tmp; + struct bnx2i_endpoint *bnx2i_ep; + int conns_active; /* check if cleanup happened in GOING_DOWN context */ if (!test_and_clear_bit(ADAPTER_STATE_GOING_DOWN, @@ -187,9 +190,33 @@ void bnx2i_stop(void *handle) * control returns to network driver. So it is required to cleanup and * release all connection resources before returning from this routine. */ - wait_event_interruptible_timeout(hba->eh_wait, - (hba->ofld_conns_active == 0), - hba->hba_shutdown_tmo); + while (hba->ofld_conns_active) { + conns_active = hba->ofld_conns_active; + wait_event_interruptible_timeout(hba->eh_wait, + (hba->ofld_conns_active != conns_active), + hba->hba_shutdown_tmo); + if (hba->ofld_conns_active == conns_active) + break; + } + if (hba->ofld_conns_active) { + /* Stage to force the disconnection + * This is the case where the daemon is either slow or + * not present + */ + printk(KERN_ALERT "bnx2i: Wait timeout, force all eps " + "to disconnect (%d)\n", hba->ofld_conns_active); + mutex_lock(&hba->net_dev_lock); + list_for_each_safe(pos, tmp, &hba->ep_active_list) { + bnx2i_ep = list_entry(pos, struct bnx2i_endpoint, link); + /* Clean up the chip only */ + bnx2i_hw_ep_disconnect(bnx2i_ep); + } + mutex_unlock(&hba->net_dev_lock); + if (hba->ofld_conns_active) + printk(KERN_ERR "bnx2i: EP disconnect timeout (%d)!\n", + hba->ofld_conns_active); + } + /* This flag should be cleared last so that ep_disconnect() gracefully * cleans up connection context */ diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c index fa68ab34b998..a46ccc380ab1 100644 --- a/drivers/scsi/bnx2i/bnx2i_iscsi.c +++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c @@ -386,6 +386,7 @@ static struct iscsi_endpoint *bnx2i_alloc_ep(struct bnx2i_hba *hba) } bnx2i_ep = ep->dd_data; + bnx2i_ep->cls_ep = ep; INIT_LIST_HEAD(&bnx2i_ep->link); bnx2i_ep->state = EP_STATE_IDLE; bnx2i_ep->ep_iscsi_cid = (u16) -1; @@ -678,7 +679,6 @@ bnx2i_find_ep_in_ofld_list(struct bnx2i_hba *hba, u32 iscsi_cid) return ep; } - /** * bnx2i_find_ep_in_destroy_list - find iscsi_cid in destroy list * @hba: pointer to adapter instance @@ -709,6 +709,38 @@ bnx2i_find_ep_in_destroy_list(struct bnx2i_hba *hba, u32 iscsi_cid) } /** + * bnx2i_ep_active_list_add - add an entry to ep active list + * @hba: pointer to adapter instance + * @ep: pointer to endpoint (transport indentifier) structure + * + * current active conn queue manager + */ +static void bnx2i_ep_active_list_add(struct bnx2i_hba *hba, + struct bnx2i_endpoint *ep) +{ + write_lock_bh(&hba->ep_rdwr_lock); + list_add_tail(&ep->link, &hba->ep_active_list); + write_unlock_bh(&hba->ep_rdwr_lock); +} + + +/** + * bnx2i_ep_active_list_del - deletes an entry to ep active list + * @hba: pointer to adapter instance + * @ep: pointer to endpoint (transport indentifier) structure + * + * current active conn queue manager + */ +static void bnx2i_ep_active_list_del(struct bnx2i_hba *hba, + struct bnx2i_endpoint *ep) +{ + write_lock_bh(&hba->ep_rdwr_lock); + list_del_init(&ep->link); + write_unlock_bh(&hba->ep_rdwr_lock); +} + + +/** * bnx2i_setup_host_queue_size - assigns shost->can_queue param * @hba: pointer to adapter instance * @shost: scsi host pointer @@ -784,6 +816,7 @@ struct bnx2i_hba *bnx2i_alloc_hba(struct cnic_dev *cnic) goto mp_bdt_mem_err; INIT_LIST_HEAD(&hba->ep_ofld_list); + INIT_LIST_HEAD(&hba->ep_active_list); INIT_LIST_HEAD(&hba->ep_destroy_list); rwlock_init(&hba->ep_rdwr_lock); @@ -821,10 +854,15 @@ struct bnx2i_hba *bnx2i_alloc_hba(struct cnic_dev *cnic) spin_lock_init(&hba->lock); mutex_init(&hba->net_dev_lock); init_waitqueue_head(&hba->eh_wait); - if (test_bit(BNX2I_NX2_DEV_57710, &hba->cnic_dev_type)) - hba->hba_shutdown_tmo = 240 * HZ; - else /* 5706/5708/5709 */ - hba->hba_shutdown_tmo = 30 * HZ; + if (test_bit(BNX2I_NX2_DEV_57710, &hba->cnic_dev_type)) { + hba->hba_shutdown_tmo = 20 * HZ; + hba->conn_teardown_tmo = 20 * HZ; + hba->conn_ctx_destroy_tmo = 6 * HZ; + } else { /* 5706/5708/5709 */ + hba->hba_shutdown_tmo = 20 * HZ; + hba->conn_teardown_tmo = 10 * HZ; + hba->conn_ctx_destroy_tmo = 2 * HZ; + } if (iscsi_host_add(shost, &hba->pcidev->dev)) goto free_dump_mem; @@ -857,6 +895,7 @@ void bnx2i_free_hba(struct bnx2i_hba *hba) iscsi_host_remove(shost); INIT_LIST_HEAD(&hba->ep_ofld_list); + INIT_LIST_HEAD(&hba->ep_active_list); INIT_LIST_HEAD(&hba->ep_destroy_list); pci_dev_put(hba->pcidev); @@ -1461,6 +1500,26 @@ static int bnx2i_host_get_param(struct Scsi_Host *shost, case ISCSI_HOST_PARAM_NETDEV_NAME: len = sprintf(buf, "%s\n", hba->netdev->name); break; + case ISCSI_HOST_PARAM_IPADDRESS: { + struct list_head *active_list = &hba->ep_active_list; + + read_lock_bh(&hba->ep_rdwr_lock); + if (!list_empty(&hba->ep_active_list)) { + struct bnx2i_endpoint *bnx2i_ep; + struct cnic_sock *csk; + + bnx2i_ep = list_first_entry(active_list, + struct bnx2i_endpoint, + link); + csk = bnx2i_ep->cm_sk; + if (test_bit(SK_F_IPV6, &csk->flags)) + len = sprintf(buf, "%pI6\n", csk->src_ip); + else + len = sprintf(buf, "%pI4\n", csk->src_ip); + } + read_unlock_bh(&hba->ep_rdwr_lock); + break; + } default: return iscsi_host_get_param(shost, param, buf); } @@ -1599,7 +1658,7 @@ static int bnx2i_tear_down_conn(struct bnx2i_hba *hba, ep->state = EP_STATE_CLEANUP_START; init_timer(&ep->ofld_timer); - ep->ofld_timer.expires = 10*HZ + jiffies; + ep->ofld_timer.expires = hba->conn_ctx_destroy_tmo + jiffies; ep->ofld_timer.function = bnx2i_ep_ofld_timer; ep->ofld_timer.data = (unsigned long) ep; add_timer(&ep->ofld_timer); @@ -1665,10 +1724,11 @@ static struct iscsi_endpoint *bnx2i_ep_connect(struct Scsi_Host *shost, if (!hba || test_bit(ADAPTER_STATE_GOING_DOWN, &hba->adapter_state)) { rc = -EINVAL; - goto check_busy; + goto nohba; } cnic = hba->cnic; + mutex_lock(&hba->net_dev_lock); ep = bnx2i_alloc_ep(hba); if (!ep) { rc = -ENOMEM; @@ -1676,7 +1736,6 @@ static struct iscsi_endpoint *bnx2i_ep_connect(struct Scsi_Host *shost, } bnx2i_ep = ep->dd_data; - mutex_lock(&hba->net_dev_lock); if (bnx2i_adapter_ready(hba)) { rc = -EPERM; goto net_if_down; @@ -1754,15 +1813,19 @@ static struct iscsi_endpoint *bnx2i_ep_connect(struct Scsi_Host *shost, goto conn_failed; } else rc = cnic->cm_connect(bnx2i_ep->cm_sk, &saddr); - if (rc) goto release_ep; + bnx2i_ep_active_list_add(hba, bnx2i_ep); + if (bnx2i_map_ep_dbell_regs(bnx2i_ep)) - goto release_ep; + goto del_active_ep; + mutex_unlock(&hba->net_dev_lock); return ep; +del_active_ep: + bnx2i_ep_active_list_del(hba, bnx2i_ep); release_ep: if (bnx2i_tear_down_conn(hba, bnx2i_ep)) { mutex_unlock(&hba->net_dev_lock); @@ -1774,8 +1837,9 @@ iscsi_cid_err: bnx2i_free_qp_resc(hba, bnx2i_ep); qp_resc_err: bnx2i_free_ep(ep); - mutex_unlock(&hba->net_dev_lock); check_busy: + mutex_unlock(&hba->net_dev_lock); +nohba: bnx2i_unreg_dev_all(); return ERR_PTR(rc); } @@ -1846,6 +1910,8 @@ static int bnx2i_ep_tcp_conn_active(struct bnx2i_endpoint *bnx2i_ep) case EP_STATE_ULP_UPDATE_START: case EP_STATE_ULP_UPDATE_COMPL: case EP_STATE_TCP_FIN_RCVD: + case EP_STATE_LOGOUT_SENT: + case EP_STATE_LOGOUT_RESP_RCVD: case EP_STATE_ULP_UPDATE_FAILED: ret = 1; break; @@ -1866,9 +1932,96 @@ static int bnx2i_ep_tcp_conn_active(struct bnx2i_endpoint *bnx2i_ep) } +/* + * bnx2i_hw_ep_disconnect - executes TCP connection teardown process in the hw + * @ep: TCP connection (bnx2i endpoint) handle + * + * executes TCP connection teardown process + */ +int bnx2i_hw_ep_disconnect(struct bnx2i_endpoint *bnx2i_ep) +{ + struct bnx2i_hba *hba = bnx2i_ep->hba; + struct cnic_dev *cnic; + struct iscsi_session *session = NULL; + struct iscsi_conn *conn = NULL; + int ret = 0; + int close = 0; + int close_ret = 0; + + if (!hba) + return 0; + + cnic = hba->cnic; + if (!cnic) + return 0; + + if (!bnx2i_ep_tcp_conn_active(bnx2i_ep)) + goto destroy_conn; + + if (bnx2i_ep->conn) { + conn = bnx2i_ep->conn->cls_conn->dd_data; + session = conn->session; + } + + init_timer(&bnx2i_ep->ofld_timer); + bnx2i_ep->ofld_timer.expires = hba->conn_teardown_tmo + jiffies; + bnx2i_ep->ofld_timer.function = bnx2i_ep_ofld_timer; + bnx2i_ep->ofld_timer.data = (unsigned long) bnx2i_ep; + add_timer(&bnx2i_ep->ofld_timer); + + if (!test_bit(BNX2I_CNIC_REGISTERED, &hba->reg_with_cnic)) + goto out; + + if (session) { + spin_lock_bh(&session->lock); + if (bnx2i_ep->state != EP_STATE_TCP_FIN_RCVD) { + if (session->state == ISCSI_STATE_LOGGING_OUT) { + if (bnx2i_ep->state == EP_STATE_LOGOUT_SENT) { + /* Logout sent, but no resp */ + printk(KERN_ALERT "bnx2i - WARNING " + "logout response was not " + "received!\n"); + } else if (bnx2i_ep->state == + EP_STATE_LOGOUT_RESP_RCVD) + close = 1; + } + } else + close = 1; + + spin_unlock_bh(&session->lock); + } + + bnx2i_ep->state = EP_STATE_DISCONN_START; + + if (close) + close_ret = cnic->cm_close(bnx2i_ep->cm_sk); + else + close_ret = cnic->cm_abort(bnx2i_ep->cm_sk); + + if (close_ret) + bnx2i_ep->state = EP_STATE_DISCONN_COMPL; + + /* wait for option-2 conn teardown */ + wait_event_interruptible(bnx2i_ep->ofld_wait, + bnx2i_ep->state != EP_STATE_DISCONN_START); + + if (signal_pending(current)) + flush_signals(current); + del_timer_sync(&bnx2i_ep->ofld_timer); + +destroy_conn: + bnx2i_ep_active_list_del(hba, bnx2i_ep); + if (bnx2i_tear_down_conn(hba, bnx2i_ep)) + ret = -EINVAL; +out: + bnx2i_ep->state = EP_STATE_IDLE; + return ret; +} + + /** * bnx2i_ep_disconnect - executes TCP connection teardown process - * @ep: TCP connection (endpoint) handle + * @ep: TCP connection (iscsi endpoint) handle * * executes TCP connection teardown process */ @@ -1876,9 +2029,7 @@ static void bnx2i_ep_disconnect(struct iscsi_endpoint *ep) { struct bnx2i_endpoint *bnx2i_ep; struct bnx2i_conn *bnx2i_conn = NULL; - struct iscsi_session *session = NULL; - struct iscsi_conn *conn; - struct cnic_dev *cnic; + struct iscsi_conn *conn = NULL; struct bnx2i_hba *hba; bnx2i_ep = ep->dd_data; @@ -1894,72 +2045,34 @@ static void bnx2i_ep_disconnect(struct iscsi_endpoint *ep) if (bnx2i_ep->conn) { bnx2i_conn = bnx2i_ep->conn; conn = bnx2i_conn->cls_conn->dd_data; - session = conn->session; - iscsi_suspend_queue(conn); } - hba = bnx2i_ep->hba; - if (bnx2i_ep->state == EP_STATE_IDLE) - goto return_bnx2i_ep; - cnic = hba->cnic; mutex_lock(&hba->net_dev_lock); + if (bnx2i_ep->state == EP_STATE_IDLE) + goto return_bnx2i_ep; + if (!test_bit(ADAPTER_STATE_UP, &hba->adapter_state)) goto free_resc; - if (bnx2i_ep->hba_age != hba->age) - goto free_resc; - - if (!bnx2i_ep_tcp_conn_active(bnx2i_ep)) - goto destory_conn; - - bnx2i_ep->state = EP_STATE_DISCONN_START; - - init_timer(&bnx2i_ep->ofld_timer); - bnx2i_ep->ofld_timer.expires = 10*HZ + jiffies; - bnx2i_ep->ofld_timer.function = bnx2i_ep_ofld_timer; - bnx2i_ep->ofld_timer.data = (unsigned long) bnx2i_ep; - add_timer(&bnx2i_ep->ofld_timer); - if (test_bit(BNX2I_CNIC_REGISTERED, &hba->reg_with_cnic)) { - int close = 0; - - if (session) { - spin_lock_bh(&session->lock); - if (session->state == ISCSI_STATE_LOGGING_OUT) - close = 1; - spin_unlock_bh(&session->lock); - } - if (close) - cnic->cm_close(bnx2i_ep->cm_sk); - else - cnic->cm_abort(bnx2i_ep->cm_sk); - } else + if (bnx2i_ep->hba_age != hba->age) goto free_resc; - /* wait for option-2 conn teardown */ - wait_event_interruptible(bnx2i_ep->ofld_wait, - bnx2i_ep->state != EP_STATE_DISCONN_START); - - if (signal_pending(current)) - flush_signals(current); - del_timer_sync(&bnx2i_ep->ofld_timer); - -destory_conn: - if (bnx2i_tear_down_conn(hba, bnx2i_ep)) { + /* Do all chip cleanup here */ + if (bnx2i_hw_ep_disconnect(bnx2i_ep)) { mutex_unlock(&hba->net_dev_lock); return; } free_resc: - mutex_unlock(&hba->net_dev_lock); bnx2i_free_qp_resc(hba, bnx2i_ep); return_bnx2i_ep: if (bnx2i_conn) bnx2i_conn->ep = NULL; bnx2i_free_ep(ep); - + mutex_unlock(&hba->net_dev_lock); if (!hba->ofld_conns_active) bnx2i_unreg_dev_all(); @@ -2038,7 +2151,8 @@ struct iscsi_transport bnx2i_iscsi_transport = { ISCSI_LU_RESET_TMO | ISCSI_TGT_RESET_TMO | ISCSI_PING_TMO | ISCSI_RECV_TMO | ISCSI_IFACE_NAME | ISCSI_INITIATOR_NAME, - .host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_NETDEV_NAME, + .host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_IPADDRESS | + ISCSI_HOST_NETDEV_NAME, .create_session = bnx2i_session_create, .destroy_session = bnx2i_session_destroy, .create_conn = bnx2i_conn_create, diff --git a/drivers/scsi/cxgb3i/cxgb3i_ddp.c b/drivers/scsi/cxgb3i/cxgb3i_ddp.c index b58d9134ac1b..be0e23042c76 100644 --- a/drivers/scsi/cxgb3i/cxgb3i_ddp.c +++ b/drivers/scsi/cxgb3i/cxgb3i_ddp.c @@ -499,6 +499,7 @@ static int setup_conn_pgidx(struct t3cdev *tdev, unsigned int tid, int pg_idx, /* set up ulp submode and page size */ req = (struct cpl_set_tcb_field *)skb_put(skb, sizeof(*req)); req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + req->wr.wr_lo = 0; OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); req->reply = V_NO_REPLY(reply ? 0 : 1); req->cpu_idx = 0; @@ -564,6 +565,7 @@ int cxgb3i_setup_conn_digest(struct t3cdev *tdev, unsigned int tid, /* set up ulp submode and page size */ req = (struct cpl_set_tcb_field *)skb_put(skb, sizeof(*req)); req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + req->wr.wr_lo = 0; OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); req->reply = V_NO_REPLY(reply ? 0 : 1); req->cpu_idx = 0; diff --git a/drivers/scsi/cxgb3i/cxgb3i_offload.c b/drivers/scsi/cxgb3i/cxgb3i_offload.c index 3b6a06eebf7f..3ee13cf9556b 100644 --- a/drivers/scsi/cxgb3i/cxgb3i_offload.c +++ b/drivers/scsi/cxgb3i/cxgb3i_offload.c @@ -264,6 +264,7 @@ static void make_act_open_req(struct s3_conn *c3cn, struct sk_buff *skb, skb->priority = CPL_PRIORITY_SETUP; req = (struct cpl_act_open_req *)__skb_put(skb, sizeof(*req)); req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + req->wr.wr_lo = 0; OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_ACT_OPEN_REQ, atid)); req->local_port = c3cn->saddr.sin_port; req->peer_port = c3cn->daddr.sin_port; @@ -273,6 +274,7 @@ static void make_act_open_req(struct s3_conn *c3cn, struct sk_buff *skb, V_TX_CHANNEL(e->smt_idx)); req->opt0l = htonl(calc_opt0l(c3cn)); req->params = 0; + req->opt2 = 0; } static void fail_act_open(struct s3_conn *c3cn, int errno) @@ -379,6 +381,7 @@ static void send_abort_req(struct s3_conn *c3cn) c3cn->cpl_abort_req = NULL; req = (struct cpl_abort_req *)skb->head; + memset(req, 0, sizeof(*req)); skb->priority = CPL_PRIORITY_DATA; set_arp_failure_handler(skb, abort_arp_failure); @@ -406,6 +409,7 @@ static void send_abort_rpl(struct s3_conn *c3cn, int rst_status) c3cn->cpl_abort_rpl = NULL; skb->priority = CPL_PRIORITY_DATA; + memset(rpl, 0, sizeof(*rpl)); rpl->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_HOST_ABORT_CON_RPL)); rpl->wr.wr_lo = htonl(V_WR_TID(c3cn->tid)); OPCODE_TID(rpl) = htonl(MK_OPCODE_TID(CPL_ABORT_RPL, c3cn->tid)); @@ -430,6 +434,7 @@ static u32 send_rx_credits(struct s3_conn *c3cn, u32 credits, u32 dack) req = (struct cpl_rx_data_ack *)__skb_put(skb, sizeof(*req)); req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + req->wr.wr_lo = 0; OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_RX_DATA_ACK, c3cn->tid)); req->credit_dack = htonl(dack | V_RX_CREDITS(credits)); skb->priority = CPL_PRIORITY_ACK; diff --git a/drivers/scsi/device_handler/scsi_dh_rdac.c b/drivers/scsi/device_handler/scsi_dh_rdac.c index 5b683e429542..b9bcfa4c7d26 100644 --- a/drivers/scsi/device_handler/scsi_dh_rdac.c +++ b/drivers/scsi/device_handler/scsi_dh_rdac.c @@ -768,6 +768,7 @@ static const struct scsi_dh_devlist rdac_dev_list[] = { {"DELL", "MD3000i"}, {"DELL", "MD32xx"}, {"DELL", "MD32xxi"}, + {"DELL", "MD36xxi"}, {"LSI", "INF-01-00"}, {"ENGENIO", "INF-01-00"}, {"STK", "FLEXLINE 380"}, diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c index b0c576f84b28..ffc1edf5e80d 100644 --- a/drivers/scsi/dpt_i2o.c +++ b/drivers/scsi/dpt_i2o.c @@ -1290,7 +1290,7 @@ static int adpt_i2o_post_wait(adpt_hba* pHba, u32* msg, int len, int timeout) ulong flags = 0; struct adpt_i2o_post_wait_data *p1, *p2; struct adpt_i2o_post_wait_data *wait_data = - kmalloc(sizeof(struct adpt_i2o_post_wait_data),GFP_KERNEL); + kmalloc(sizeof(struct adpt_i2o_post_wait_data), GFP_ATOMIC); DECLARE_WAITQUEUE(wait, current); if (!wait_data) @@ -2640,6 +2640,13 @@ static s32 adpt_i2o_reparse_lct(adpt_hba* pHba) continue; } bus_no = buf[0]>>16; + if (bus_no >= MAX_CHANNEL) { /* Something wrong skip it */ + printk(KERN_WARNING + "%s: Channel number %d out of range\n", + pHba->name, bus_no); + continue; + } + scsi_id = buf[1]; scsi_lun = (buf[2]>>8 )&0xff; pDev = pHba->channel[bus_no].device[scsi_id]; @@ -2651,7 +2658,8 @@ static s32 adpt_i2o_reparse_lct(adpt_hba* pHba) pDev = pDev->next_lun; } if(!pDev ) { // Something new add it - d = kmalloc(sizeof(struct i2o_device), GFP_KERNEL); + d = kmalloc(sizeof(struct i2o_device), + GFP_ATOMIC); if(d==NULL) { printk(KERN_CRIT "Out of memory for I2O device data.\n"); @@ -2667,13 +2675,11 @@ static s32 adpt_i2o_reparse_lct(adpt_hba* pHba) adpt_i2o_report_hba_unit(pHba, d); adpt_i2o_install_device(pHba, d); - if(bus_no >= MAX_CHANNEL) { // Something wrong skip it - printk(KERN_WARNING"%s: Channel number %d out of range \n", pHba->name, bus_no); - continue; - } pDev = pHba->channel[bus_no].device[scsi_id]; if( pDev == NULL){ - pDev = kzalloc(sizeof(struct adpt_device),GFP_KERNEL); + pDev = + kzalloc(sizeof(struct adpt_device), + GFP_ATOMIC); if(pDev == NULL) { return -ENOMEM; } @@ -2682,7 +2688,9 @@ static s32 adpt_i2o_reparse_lct(adpt_hba* pHba) while (pDev->next_lun) { pDev = pDev->next_lun; } - pDev = pDev->next_lun = kzalloc(sizeof(struct adpt_device),GFP_KERNEL); + pDev = pDev->next_lun = + kzalloc(sizeof(struct adpt_device), + GFP_ATOMIC); if(pDev == NULL) { return -ENOMEM; } @@ -3127,7 +3135,7 @@ static int adpt_i2o_lct_get(adpt_hba* pHba) if (pHba->lct == NULL) { pHba->lct = dma_alloc_coherent(&pHba->pDev->dev, pHba->lct_size, &pHba->lct_pa, - GFP_KERNEL); + GFP_ATOMIC); if(pHba->lct == NULL) { printk(KERN_CRIT "%s: Lct Get failed. Out of memory.\n", pHba->name); diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index 1a429ed6da9d..e79605a61155 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -117,9 +117,14 @@ static void fcoe_recv_frame(struct sk_buff *skb); static void fcoe_get_lesb(struct fc_lport *, struct fc_els_lesb *); -module_param_call(create, fcoe_create, NULL, NULL, S_IWUSR); +module_param_call(create, fcoe_create, NULL, (void *)FIP_MODE_AUTO, S_IWUSR); __MODULE_PARM_TYPE(create, "string"); MODULE_PARM_DESC(create, " Creates fcoe instance on a ethernet interface"); +module_param_call(create_vn2vn, fcoe_create, NULL, + (void *)FIP_MODE_VN2VN, S_IWUSR); +__MODULE_PARM_TYPE(create_vn2vn, "string"); +MODULE_PARM_DESC(create_vn2vn, " Creates a VN_node to VN_node FCoE instance " + "on an Ethernet interface"); module_param_call(destroy, fcoe_destroy, NULL, NULL, S_IWUSR); __MODULE_PARM_TYPE(destroy, "string"); MODULE_PARM_DESC(destroy, " Destroys fcoe instance on a ethernet interface"); @@ -315,7 +320,11 @@ static int fcoe_interface_setup(struct fcoe_interface *fcoe, dev_uc_add(netdev, flogi_maddr); if (fip->spma) dev_uc_add(netdev, fip->ctl_src_addr); - dev_mc_add(netdev, FIP_ALL_ENODE_MACS); + if (fip->mode == FIP_MODE_VN2VN) { + dev_mc_add(netdev, FIP_ALL_VN2VN_MACS); + dev_mc_add(netdev, FIP_ALL_P2P_MACS); + } else + dev_mc_add(netdev, FIP_ALL_ENODE_MACS); /* * setup the receive function from ethernet driver @@ -337,10 +346,12 @@ static int fcoe_interface_setup(struct fcoe_interface *fcoe, /** * fcoe_interface_create() - Create a FCoE interface on a net device * @netdev: The net device to create the FCoE interface on + * @fip_mode: The mode to use for FIP * * Returns: pointer to a struct fcoe_interface or NULL on error */ -static struct fcoe_interface *fcoe_interface_create(struct net_device *netdev) +static struct fcoe_interface *fcoe_interface_create(struct net_device *netdev, + enum fip_state fip_mode) { struct fcoe_interface *fcoe; int err; @@ -357,7 +368,7 @@ static struct fcoe_interface *fcoe_interface_create(struct net_device *netdev) /* * Initialize FIP. */ - fcoe_ctlr_init(&fcoe->ctlr); + fcoe_ctlr_init(&fcoe->ctlr, fip_mode); fcoe->ctlr.send = fcoe_fip_send; fcoe->ctlr.update_mac = fcoe_update_src_mac; fcoe->ctlr.get_src_addr = fcoe_get_src_mac; @@ -401,7 +412,11 @@ void fcoe_interface_cleanup(struct fcoe_interface *fcoe) dev_uc_del(netdev, flogi_maddr); if (fip->spma) dev_uc_del(netdev, fip->ctl_src_addr); - dev_mc_del(netdev, FIP_ALL_ENODE_MACS); + if (fip->mode == FIP_MODE_VN2VN) { + dev_mc_del(netdev, FIP_ALL_VN2VN_MACS); + dev_mc_del(netdev, FIP_ALL_P2P_MACS); + } else + dev_mc_del(netdev, FIP_ALL_ENODE_MACS); /* Tell the LLD we are done w/ FCoE */ ops = netdev->netdev_ops; @@ -574,6 +589,50 @@ static int fcoe_get_wwn(struct net_device *netdev, u64 *wwn, int type) } /** + * fcoe_netdev_features_change - Updates the lport's offload flags based + * on the LLD netdev's FCoE feature flags + */ +static void fcoe_netdev_features_change(struct fc_lport *lport, + struct net_device *netdev) +{ + mutex_lock(&lport->lp_mutex); + + if (netdev->features & NETIF_F_SG) + lport->sg_supp = 1; + else + lport->sg_supp = 0; + + if (netdev->features & NETIF_F_FCOE_CRC) { + lport->crc_offload = 1; + FCOE_NETDEV_DBG(netdev, "Supports FCCRC offload\n"); + } else { + lport->crc_offload = 0; + } + + if (netdev->features & NETIF_F_FSO) { + lport->seq_offload = 1; + lport->lso_max = netdev->gso_max_size; + FCOE_NETDEV_DBG(netdev, "Supports LSO for max len 0x%x\n", + lport->lso_max); + } else { + lport->seq_offload = 0; + lport->lso_max = 0; + } + + if (netdev->fcoe_ddp_xid) { + lport->lro_enabled = 1; + lport->lro_xid = netdev->fcoe_ddp_xid; + FCOE_NETDEV_DBG(netdev, "Supports LRO for max xid 0x%x\n", + lport->lro_xid); + } else { + lport->lro_enabled = 0; + lport->lro_xid = 0; + } + + mutex_unlock(&lport->lp_mutex); +} + +/** * fcoe_netdev_config() - Set up net devive for SW FCoE * @lport: The local port that is associated with the net device * @netdev: The associated net device @@ -588,7 +647,6 @@ static int fcoe_netdev_config(struct fc_lport *lport, struct net_device *netdev) u64 wwnn, wwpn; struct fcoe_interface *fcoe; struct fcoe_port *port; - int vid = 0; /* Setup lport private data to point to fcoe softc */ port = lport_priv(lport); @@ -609,25 +667,8 @@ static int fcoe_netdev_config(struct fc_lport *lport, struct net_device *netdev) return -EINVAL; /* offload features support */ - if (netdev->features & NETIF_F_SG) - lport->sg_supp = 1; + fcoe_netdev_features_change(lport, netdev); - if (netdev->features & NETIF_F_FCOE_CRC) { - lport->crc_offload = 1; - FCOE_NETDEV_DBG(netdev, "Supports FCCRC offload\n"); - } - if (netdev->features & NETIF_F_FSO) { - lport->seq_offload = 1; - lport->lso_max = netdev->gso_max_size; - FCOE_NETDEV_DBG(netdev, "Supports LSO for max len 0x%x\n", - lport->lso_max); - } - if (netdev->fcoe_ddp_xid) { - lport->lro_enabled = 1; - lport->lro_xid = netdev->fcoe_ddp_xid; - FCOE_NETDEV_DBG(netdev, "Supports LRO for max xid 0x%x\n", - lport->lro_xid); - } skb_queue_head_init(&port->fcoe_pending_queue); port->fcoe_pending_queue_active = 0; setup_timer(&port->timer, fcoe_queue_timer, (unsigned long)lport); @@ -635,20 +676,12 @@ static int fcoe_netdev_config(struct fc_lport *lport, struct net_device *netdev) fcoe_link_speed_update(lport); if (!lport->vport) { - /* - * Use NAA 1&2 (FC-FS Rev. 2.0, Sec. 15) to generate WWNN/WWPN: - * For WWNN, we use NAA 1 w/ bit 27-16 of word 0 as 0. - * For WWPN, we use NAA 2 w/ bit 27-16 of word 0 from VLAN ID - */ - if (netdev->priv_flags & IFF_802_1Q_VLAN) - vid = vlan_dev_vlan_id(netdev); - if (fcoe_get_wwn(netdev, &wwnn, NETDEV_FCOE_WWNN)) wwnn = fcoe_wwn_from_mac(fcoe->ctlr.ctl_src_addr, 1, 0); fc_set_wwnn(lport, wwnn); if (fcoe_get_wwn(netdev, &wwpn, NETDEV_FCOE_WWPN)) wwpn = fcoe_wwn_from_mac(fcoe->ctlr.ctl_src_addr, - 2, vid); + 2, 0); fc_set_wwpn(lport, wwpn); } @@ -967,7 +1000,7 @@ static struct fc_lport *fcoe_if_create(struct fcoe_interface *fcoe, } /* Initialize the library */ - rc = fcoe_libfc_config(lport, &fcoe_libfc_fcn_templ); + rc = fcoe_libfc_config(lport, &fcoe->ctlr, &fcoe_libfc_fcn_templ, 1); if (rc) { FCOE_NETDEV_DBG(netdev, "Could not configure libfc for the " "interface\n"); @@ -1210,6 +1243,8 @@ int fcoe_rcv(struct sk_buff *skb, struct net_device *netdev, struct fcoe_interface *fcoe; struct fc_frame_header *fh; struct fcoe_percpu_s *fps; + struct fcoe_port *port; + struct ethhdr *eh; unsigned int cpu; fcoe = container_of(ptype, struct fcoe_interface, fcoe_packet_type); @@ -1227,9 +1262,21 @@ int fcoe_rcv(struct sk_buff *skb, struct net_device *netdev, skb_tail_pointer(skb), skb_end_pointer(skb), skb->csum, skb->dev ? skb->dev->name : "<NULL>"); - /* check for FCOE packet type */ - if (unlikely(eth_hdr(skb)->h_proto != htons(ETH_P_FCOE))) { - FCOE_NETDEV_DBG(netdev, "Wrong FC type frame"); + /* check for mac addresses */ + eh = eth_hdr(skb); + port = lport_priv(lport); + if (compare_ether_addr(eh->h_dest, port->data_src_addr) && + compare_ether_addr(eh->h_dest, fcoe->ctlr.ctl_src_addr) && + compare_ether_addr(eh->h_dest, (u8[6])FC_FCOE_FLOGI_MAC)) { + FCOE_NETDEV_DBG(netdev, "wrong destination mac address:%pM\n", + eh->h_dest); + goto err; + } + + if (is_fip_mode(&fcoe->ctlr) && + compare_ether_addr(eh->h_source, fcoe->ctlr.dest_addr)) { + FCOE_NETDEV_DBG(netdev, "wrong source mac address:%pM\n", + eh->h_source); goto err; } @@ -1512,11 +1559,9 @@ int fcoe_xmit(struct fc_lport *lport, struct fc_frame *fp) /* fill up mac and fcoe headers */ eh = eth_hdr(skb); eh->h_proto = htons(ETH_P_FCOE); + memcpy(eh->h_dest, fcoe->ctlr.dest_addr, ETH_ALEN); if (fcoe->ctlr.map_dest) - fc_fcoe_set_mac(eh->h_dest, fh->fh_d_id); - else - /* insert GW address */ - memcpy(eh->h_dest, fcoe->ctlr.dest_addr, ETH_ALEN); + memcpy(eh->h_dest + 3, fh->fh_d_id, 3); if (unlikely(fcoe->ctlr.flogi_oxid != FC_XID_UNKNOWN)) memcpy(eh->h_source, fcoe->ctlr.ctl_src_addr, ETH_ALEN); @@ -1834,6 +1879,9 @@ static int fcoe_device_notification(struct notifier_block *notifier, schedule_work(&port->destroy_work); goto out; break; + case NETDEV_FEAT_CHANGE: + fcoe_netdev_features_change(lport, netdev); + break; default: FCOE_NETDEV_DBG(netdev, "Unknown event %ld " "from netdev netlink\n", event); @@ -1918,8 +1966,8 @@ static int fcoe_disable(const char *buffer, struct kernel_param *kp) rtnl_unlock(); if (fcoe) { - fc_fabric_logoff(fcoe->ctlr.lp); fcoe_ctlr_link_down(&fcoe->ctlr); + fcoe_clean_pending_queue(fcoe->ctlr.lp); } else rc = -ENODEV; @@ -1972,12 +2020,10 @@ static int fcoe_enable(const char *buffer, struct kernel_param *kp) fcoe = fcoe_hostlist_lookup_port(netdev); rtnl_unlock(); - if (fcoe) { - if (!fcoe_link_ok(fcoe->ctlr.lp)) - fcoe_ctlr_link_up(&fcoe->ctlr); - rc = fc_fabric_login(fcoe->ctlr.lp); - } else + if (!fcoe) rc = -ENODEV; + else if (!fcoe_link_ok(fcoe->ctlr.lp)) + fcoe_ctlr_link_up(&fcoe->ctlr); dev_put(netdev); out_nodev: @@ -2031,8 +2077,8 @@ static int fcoe_destroy(const char *buffer, struct kernel_param *kp) rc = -ENODEV; goto out_putdev; } - list_del(&fcoe->list); fcoe_interface_cleanup(fcoe); + list_del(&fcoe->list); /* RTNL mutex is dropped by fcoe_if_destroy */ fcoe_if_destroy(fcoe->ctlr.lp); @@ -2070,6 +2116,7 @@ static void fcoe_destroy_work(struct work_struct *work) */ static int fcoe_create(const char *buffer, struct kernel_param *kp) { + enum fip_state fip_mode = (enum fip_state)(long)kp->arg; int rc; struct fcoe_interface *fcoe; struct fc_lport *lport; @@ -2111,7 +2158,7 @@ static int fcoe_create(const char *buffer, struct kernel_param *kp) goto out_putdev; } - fcoe = fcoe_interface_create(netdev); + fcoe = fcoe_interface_create(netdev, fip_mode); if (!fcoe) { rc = -ENOMEM; goto out_putdev; @@ -2521,6 +2568,8 @@ static struct fc_seq *fcoe_elsct_send(struct fc_lport *lport, u32 did, switch (op) { case ELS_FLOGI: case ELS_FDISC: + if (lport->point_to_multipoint) + break; return fc_elsct_send(lport, did, fp, op, fcoe_flogi_resp, fip, timeout); case ELS_LOGO: diff --git a/drivers/scsi/fcoe/libfcoe.c b/drivers/scsi/fcoe/libfcoe.c index 50aaa4bcfc50..aa503d83092a 100644 --- a/drivers/scsi/fcoe/libfcoe.c +++ b/drivers/scsi/fcoe/libfcoe.c @@ -39,6 +39,7 @@ #include <scsi/fc/fc_fip.h> #include <scsi/fc/fc_encaps.h> #include <scsi/fc/fc_fcoe.h> +#include <scsi/fc/fc_fcp.h> #include <scsi/libfc.h> #include <scsi/libfcoe.h> @@ -54,7 +55,15 @@ static void fcoe_ctlr_timeout(unsigned long); static void fcoe_ctlr_timer_work(struct work_struct *); static void fcoe_ctlr_recv_work(struct work_struct *); +static void fcoe_ctlr_vn_start(struct fcoe_ctlr *); +static int fcoe_ctlr_vn_recv(struct fcoe_ctlr *, struct sk_buff *); +static void fcoe_ctlr_vn_timeout(struct fcoe_ctlr *); +static int fcoe_ctlr_vn_lookup(struct fcoe_ctlr *, u32, u8 *); + static u8 fcoe_all_fcfs[ETH_ALEN] = FIP_ALL_FCF_MACS; +static u8 fcoe_all_enode[ETH_ALEN] = FIP_ALL_ENODE_MACS; +static u8 fcoe_all_vn2vn[ETH_ALEN] = FIP_ALL_VN2VN_MACS; +static u8 fcoe_all_p2p[ETH_ALEN] = FIP_ALL_P2P_MACS; unsigned int libfcoe_debug_logging; module_param_named(debug_logging, libfcoe_debug_logging, int, S_IRUGO|S_IWUSR); @@ -80,6 +89,45 @@ do { \ printk(KERN_INFO "host%d: fip: " fmt, \ (fip)->lp->host->host_no, ##args);) +static const char *fcoe_ctlr_states[] = { + [FIP_ST_DISABLED] = "DISABLED", + [FIP_ST_LINK_WAIT] = "LINK_WAIT", + [FIP_ST_AUTO] = "AUTO", + [FIP_ST_NON_FIP] = "NON_FIP", + [FIP_ST_ENABLED] = "ENABLED", + [FIP_ST_VNMP_START] = "VNMP_START", + [FIP_ST_VNMP_PROBE1] = "VNMP_PROBE1", + [FIP_ST_VNMP_PROBE2] = "VNMP_PROBE2", + [FIP_ST_VNMP_CLAIM] = "VNMP_CLAIM", + [FIP_ST_VNMP_UP] = "VNMP_UP", +}; + +static const char *fcoe_ctlr_state(enum fip_state state) +{ + const char *cp = "unknown"; + + if (state < ARRAY_SIZE(fcoe_ctlr_states)) + cp = fcoe_ctlr_states[state]; + if (!cp) + cp = "unknown"; + return cp; +} + +/** + * fcoe_ctlr_set_state() - Set and do debug printing for the new FIP state. + * @fip: The FCoE controller + * @state: The new state + */ +static void fcoe_ctlr_set_state(struct fcoe_ctlr *fip, enum fip_state state) +{ + if (state == fip->state) + return; + if (fip->lp) + LIBFCOE_FIP_DBG(fip, "state %s -> %s\n", + fcoe_ctlr_state(fip->state), fcoe_ctlr_state(state)); + fip->state = state; +} + /** * fcoe_ctlr_mtu_valid() - Check if a FCF's MTU is valid * @fcf: The FCF to check @@ -105,15 +153,29 @@ static inline int fcoe_ctlr_fcf_usable(struct fcoe_fcf *fcf) } /** + * fcoe_ctlr_map_dest() - Set flag and OUI for mapping destination addresses + * @fip: The FCoE controller + */ +static void fcoe_ctlr_map_dest(struct fcoe_ctlr *fip) +{ + if (fip->mode == FIP_MODE_VN2VN) + hton24(fip->dest_addr, FIP_VN_FC_MAP); + else + hton24(fip->dest_addr, FIP_DEF_FC_MAP); + hton24(fip->dest_addr + 3, 0); + fip->map_dest = 1; +} + +/** * fcoe_ctlr_init() - Initialize the FCoE Controller instance * @fip: The FCoE controller to initialize */ -void fcoe_ctlr_init(struct fcoe_ctlr *fip) +void fcoe_ctlr_init(struct fcoe_ctlr *fip, enum fip_state mode) { - fip->state = FIP_ST_LINK_WAIT; - fip->mode = FIP_ST_AUTO; + fcoe_ctlr_set_state(fip, FIP_ST_LINK_WAIT); + fip->mode = mode; INIT_LIST_HEAD(&fip->fcfs); - spin_lock_init(&fip->lock); + mutex_init(&fip->ctlr_mutex); fip->flogi_oxid = FC_XID_UNKNOWN; setup_timer(&fip->timer, fcoe_ctlr_timeout, (unsigned long)fip); INIT_WORK(&fip->timer_work, fcoe_ctlr_timer_work); @@ -159,10 +221,10 @@ void fcoe_ctlr_destroy(struct fcoe_ctlr *fip) cancel_work_sync(&fip->recv_work); skb_queue_purge(&fip->fip_recv_list); - spin_lock_bh(&fip->lock); - fip->state = FIP_ST_DISABLED; + mutex_lock(&fip->ctlr_mutex); + fcoe_ctlr_set_state(fip, FIP_ST_DISABLED); fcoe_ctlr_reset_fcfs(fip); - spin_unlock_bh(&fip->lock); + mutex_unlock(&fip->ctlr_mutex); del_timer_sync(&fip->timer); cancel_work_sync(&fip->timer_work); } @@ -255,19 +317,33 @@ static void fcoe_ctlr_solicit(struct fcoe_ctlr *fip, struct fcoe_fcf *fcf) */ void fcoe_ctlr_link_up(struct fcoe_ctlr *fip) { - spin_lock_bh(&fip->lock); + mutex_lock(&fip->ctlr_mutex); if (fip->state == FIP_ST_NON_FIP || fip->state == FIP_ST_AUTO) { - spin_unlock_bh(&fip->lock); + mutex_unlock(&fip->ctlr_mutex); fc_linkup(fip->lp); } else if (fip->state == FIP_ST_LINK_WAIT) { - fip->state = fip->mode; - spin_unlock_bh(&fip->lock); - if (fip->state == FIP_ST_AUTO) + fcoe_ctlr_set_state(fip, fip->mode); + switch (fip->mode) { + default: + LIBFCOE_FIP_DBG(fip, "invalid mode %d\n", fip->mode); + /* fall-through */ + case FIP_MODE_AUTO: LIBFCOE_FIP_DBG(fip, "%s", "setting AUTO mode.\n"); - fc_linkup(fip->lp); - fcoe_ctlr_solicit(fip, NULL); + /* fall-through */ + case FIP_MODE_FABRIC: + case FIP_MODE_NON_FIP: + mutex_unlock(&fip->ctlr_mutex); + fc_linkup(fip->lp); + fcoe_ctlr_solicit(fip, NULL); + break; + case FIP_MODE_VN2VN: + fcoe_ctlr_vn_start(fip); + mutex_unlock(&fip->ctlr_mutex); + fc_linkup(fip->lp); + break; + } } else - spin_unlock_bh(&fip->lock); + mutex_unlock(&fip->ctlr_mutex); } EXPORT_SYMBOL(fcoe_ctlr_link_up); @@ -283,7 +359,7 @@ static void fcoe_ctlr_reset(struct fcoe_ctlr *fip) fip->port_ka_time = 0; fip->sol_time = 0; fip->flogi_oxid = FC_XID_UNKNOWN; - fip->map_dest = 0; + fcoe_ctlr_map_dest(fip); } /** @@ -300,11 +376,11 @@ int fcoe_ctlr_link_down(struct fcoe_ctlr *fip) int link_dropped; LIBFCOE_FIP_DBG(fip, "link down.\n"); - spin_lock_bh(&fip->lock); + mutex_lock(&fip->ctlr_mutex); fcoe_ctlr_reset(fip); link_dropped = fip->state != FIP_ST_LINK_WAIT; - fip->state = FIP_ST_LINK_WAIT; - spin_unlock_bh(&fip->lock); + fcoe_ctlr_set_state(fip, FIP_ST_LINK_WAIT); + mutex_unlock(&fip->ctlr_mutex); if (link_dropped) fc_linkdown(fip->lp); @@ -343,7 +419,7 @@ static void fcoe_ctlr_send_keep_alive(struct fcoe_ctlr *fip, fcf = fip->sel_fcf; lp = fip->lp; - if (!fcf || !lp->port_id) + if (!fcf || (ports && !lp->port_id)) return; len = sizeof(*kal) + ports * sizeof(*vn); @@ -389,6 +465,7 @@ static void fcoe_ctlr_send_keep_alive(struct fcoe_ctlr *fip, * @fip: The FCoE controller for the ELS frame * @dtype: The FIP descriptor type for the frame * @skb: The FCoE ELS frame including FC header but no FCoE headers + * @d_id: The destination port ID. * * Returns non-zero error code on failure. * @@ -399,58 +476,75 @@ static void fcoe_ctlr_send_keep_alive(struct fcoe_ctlr *fip, * Ethernet header. The tailroom is for the FIP MAC descriptor. */ static int fcoe_ctlr_encaps(struct fcoe_ctlr *fip, struct fc_lport *lport, - u8 dtype, struct sk_buff *skb) + u8 dtype, struct sk_buff *skb, u32 d_id) { struct fip_encaps_head { struct ethhdr eth; struct fip_header fip; struct fip_encaps encaps; } __attribute__((packed)) *cap; + struct fc_frame_header *fh; struct fip_mac_desc *mac; struct fcoe_fcf *fcf; size_t dlen; u16 fip_flags; + u8 op; - fcf = fip->sel_fcf; - if (!fcf) - return -ENODEV; - - /* set flags according to both FCF and lport's capability on SPMA */ - fip_flags = fcf->flags; - fip_flags &= fip->spma ? FIP_FL_SPMA | FIP_FL_FPMA : FIP_FL_FPMA; - if (!fip_flags) - return -ENODEV; - + fh = (struct fc_frame_header *)skb->data; + op = *(u8 *)(fh + 1); dlen = sizeof(struct fip_encaps) + skb->len; /* len before push */ cap = (struct fip_encaps_head *)skb_push(skb, sizeof(*cap)); - memset(cap, 0, sizeof(*cap)); - memcpy(cap->eth.h_dest, fcf->fcf_mac, ETH_ALEN); + + if (lport->point_to_multipoint) { + if (fcoe_ctlr_vn_lookup(fip, d_id, cap->eth.h_dest)) + return -ENODEV; + fip_flags = 0; + } else { + fcf = fip->sel_fcf; + if (!fcf) + return -ENODEV; + fip_flags = fcf->flags; + fip_flags &= fip->spma ? FIP_FL_SPMA | FIP_FL_FPMA : + FIP_FL_FPMA; + if (!fip_flags) + return -ENODEV; + memcpy(cap->eth.h_dest, fcf->fcf_mac, ETH_ALEN); + } memcpy(cap->eth.h_source, fip->ctl_src_addr, ETH_ALEN); cap->eth.h_proto = htons(ETH_P_FIP); cap->fip.fip_ver = FIP_VER_ENCAPS(FIP_VER); cap->fip.fip_op = htons(FIP_OP_LS); - cap->fip.fip_subcode = FIP_SC_REQ; - cap->fip.fip_dl_len = htons((dlen + sizeof(*mac)) / FIP_BPW); + if (op == ELS_LS_ACC || op == ELS_LS_RJT) + cap->fip.fip_subcode = FIP_SC_REP; + else + cap->fip.fip_subcode = FIP_SC_REQ; cap->fip.fip_flags = htons(fip_flags); cap->encaps.fd_desc.fip_dtype = dtype; cap->encaps.fd_desc.fip_dlen = dlen / FIP_BPW; - mac = (struct fip_mac_desc *)skb_put(skb, sizeof(*mac)); - memset(mac, 0, sizeof(*mac)); - mac->fd_desc.fip_dtype = FIP_DT_MAC; - mac->fd_desc.fip_dlen = sizeof(*mac) / FIP_BPW; - if (dtype != FIP_DT_FLOGI && dtype != FIP_DT_FDISC) { - memcpy(mac->fd_mac, fip->get_src_addr(lport), ETH_ALEN); - } else if (fip_flags & FIP_FL_SPMA) { - LIBFCOE_FIP_DBG(fip, "FLOGI/FDISC sent with SPMA\n"); - memcpy(mac->fd_mac, fip->ctl_src_addr, ETH_ALEN); - } else { - LIBFCOE_FIP_DBG(fip, "FLOGI/FDISC sent with FPMA\n"); - /* FPMA only FLOGI must leave the MAC desc set to all 0s */ + if (op != ELS_LS_RJT) { + dlen += sizeof(*mac); + mac = (struct fip_mac_desc *)skb_put(skb, sizeof(*mac)); + memset(mac, 0, sizeof(*mac)); + mac->fd_desc.fip_dtype = FIP_DT_MAC; + mac->fd_desc.fip_dlen = sizeof(*mac) / FIP_BPW; + if (dtype != FIP_DT_FLOGI && dtype != FIP_DT_FDISC) { + memcpy(mac->fd_mac, fip->get_src_addr(lport), ETH_ALEN); + } else if (fip->mode == FIP_MODE_VN2VN) { + hton24(mac->fd_mac, FIP_VN_FC_MAP); + hton24(mac->fd_mac + 3, fip->port_id); + } else if (fip_flags & FIP_FL_SPMA) { + LIBFCOE_FIP_DBG(fip, "FLOGI/FDISC sent with SPMA\n"); + memcpy(mac->fd_mac, fip->ctl_src_addr, ETH_ALEN); + } else { + LIBFCOE_FIP_DBG(fip, "FLOGI/FDISC sent with FPMA\n"); + /* FPMA only FLOGI. Must leave the MAC desc zeroed. */ + } } + cap->fip.fip_dl_len = htons(dlen / FIP_BPW); skb->protocol = htons(ETH_P_FIP); skb_reset_mac_header(skb); @@ -469,19 +563,22 @@ static int fcoe_ctlr_encaps(struct fcoe_ctlr *fip, struct fc_lport *lport, * * The caller must check that the length is a multiple of 4. * The SKB must have enough headroom (28 bytes) and tailroom (8 bytes). + * The the skb must also be an fc_frame. */ int fcoe_ctlr_els_send(struct fcoe_ctlr *fip, struct fc_lport *lport, struct sk_buff *skb) { + struct fc_frame *fp; struct fc_frame_header *fh; u16 old_xid; u8 op; u8 mac[ETH_ALEN]; + fp = container_of(skb, struct fc_frame, skb); fh = (struct fc_frame_header *)skb->data; op = *(u8 *)(fh + 1); - if (op == ELS_FLOGI) { + if (op == ELS_FLOGI && fip->mode != FIP_MODE_VN2VN) { old_xid = fip->flogi_oxid; fip->flogi_oxid = ntohs(fh->fh_ox_id); if (fip->state == FIP_ST_AUTO) { @@ -490,18 +587,17 @@ int fcoe_ctlr_els_send(struct fcoe_ctlr *fip, struct fc_lport *lport, fip->flogi_count++; if (fip->flogi_count < 3) goto drop; - fip->map_dest = 1; + fcoe_ctlr_map_dest(fip); return 0; } if (fip->state == FIP_ST_NON_FIP) - fip->map_dest = 1; + fcoe_ctlr_map_dest(fip); } if (fip->state == FIP_ST_NON_FIP) return 0; - if (!fip->sel_fcf) + if (!fip->sel_fcf && fip->mode != FIP_MODE_VN2VN) goto drop; - switch (op) { case ELS_FLOGI: op = FIP_DT_FLOGI; @@ -512,36 +608,49 @@ int fcoe_ctlr_els_send(struct fcoe_ctlr *fip, struct fc_lport *lport, op = FIP_DT_FDISC; break; case ELS_LOGO: - if (fip->state != FIP_ST_ENABLED) - return 0; - if (ntoh24(fh->fh_d_id) != FC_FID_FLOGI) - return 0; + if (fip->mode == FIP_MODE_VN2VN) { + if (fip->state != FIP_ST_VNMP_UP) + return -EINVAL; + if (ntoh24(fh->fh_d_id) == FC_FID_FLOGI) + return -EINVAL; + } else { + if (fip->state != FIP_ST_ENABLED) + return 0; + if (ntoh24(fh->fh_d_id) != FC_FID_FLOGI) + return 0; + } op = FIP_DT_LOGO; break; case ELS_LS_ACC: - if (fip->flogi_oxid == FC_XID_UNKNOWN) - return 0; - if (!ntoh24(fh->fh_s_id)) - return 0; - if (fip->state == FIP_ST_AUTO) - return 0; /* - * Here we must've gotten an SID by accepting an FLOGI + * If non-FIP, we may have gotten an SID by accepting an FLOGI * from a point-to-point connection. Switch to using * the source mac based on the SID. The destination * MAC in this case would have been set by receving the * FLOGI. */ - fip->flogi_oxid = FC_XID_UNKNOWN; - fc_fcoe_set_mac(mac, fh->fh_d_id); - fip->update_mac(lport, mac); + if (fip->state == FIP_ST_NON_FIP) { + if (fip->flogi_oxid == FC_XID_UNKNOWN) + return 0; + fip->flogi_oxid = FC_XID_UNKNOWN; + fc_fcoe_set_mac(mac, fh->fh_d_id); + fip->update_mac(lport, mac); + } + /* fall through */ + case ELS_LS_RJT: + op = fr_encaps(fp); + if (op) + break; return 0; default: - if (fip->state != FIP_ST_ENABLED) + if (fip->state != FIP_ST_ENABLED && + fip->state != FIP_ST_VNMP_UP) goto drop; return 0; } - if (fcoe_ctlr_encaps(fip, lport, op, skb)) + LIBFCOE_FIP_DBG(fip, "els_send op %u d_id %x\n", + op, ntoh24(fh->fh_d_id)); + if (fcoe_ctlr_encaps(fip, lport, op, skb, ntoh24(fh->fh_d_id))) goto drop; fip->send(fip, skb); return -EINPROGRESS; @@ -557,60 +666,66 @@ EXPORT_SYMBOL(fcoe_ctlr_els_send); * * Called with lock held and preemption disabled. * - * An FCF is considered old if we have missed three advertisements. - * That is, there have been no valid advertisement from it for three - * times its keep-alive period including fuzz. + * An FCF is considered old if we have missed two advertisements. + * That is, there have been no valid advertisement from it for 2.5 + * times its keep-alive period. * * In addition, determine the time when an FCF selection can occur. * * Also, increment the MissDiscAdvCount when no advertisement is received * for the corresponding FCF for 1.5 * FKA_ADV_PERIOD (FC-BB-5 LESB). + * + * Returns the time in jiffies for the next call. */ -static void fcoe_ctlr_age_fcfs(struct fcoe_ctlr *fip) +static unsigned long fcoe_ctlr_age_fcfs(struct fcoe_ctlr *fip) { struct fcoe_fcf *fcf; struct fcoe_fcf *next; + unsigned long next_timer = jiffies + msecs_to_jiffies(FIP_VN_KA_PERIOD); + unsigned long deadline; unsigned long sel_time = 0; - unsigned long mda_time = 0; struct fcoe_dev_stats *stats; + stats = per_cpu_ptr(fip->lp->dev_stats, get_cpu()); + list_for_each_entry_safe(fcf, next, &fip->fcfs, list) { - mda_time = fcf->fka_period + (fcf->fka_period >> 1); - if ((fip->sel_fcf == fcf) && - (time_after(jiffies, fcf->time + mda_time))) { - mod_timer(&fip->timer, jiffies + mda_time); - stats = per_cpu_ptr(fip->lp->dev_stats, - smp_processor_id()); - stats->MissDiscAdvCount++; - printk(KERN_INFO "libfcoe: host%d: Missing Discovery " - "Advertisement for fab %16.16llx count %lld\n", - fip->lp->host->host_no, fcf->fabric_name, - stats->MissDiscAdvCount); + deadline = fcf->time + fcf->fka_period + fcf->fka_period / 2; + if (fip->sel_fcf == fcf) { + if (time_after(jiffies, deadline)) { + stats->MissDiscAdvCount++; + printk(KERN_INFO "libfcoe: host%d: " + "Missing Discovery Advertisement " + "for fab %16.16llx count %lld\n", + fip->lp->host->host_no, fcf->fabric_name, + stats->MissDiscAdvCount); + } else if (time_after(next_timer, deadline)) + next_timer = deadline; } - if (time_after(jiffies, fcf->time + fcf->fka_period * 3 + - msecs_to_jiffies(FIP_FCF_FUZZ * 3))) { + + deadline += fcf->fka_period; + if (time_after_eq(jiffies, deadline)) { if (fip->sel_fcf == fcf) fip->sel_fcf = NULL; list_del(&fcf->list); WARN_ON(!fip->fcf_count); fip->fcf_count--; kfree(fcf); - stats = per_cpu_ptr(fip->lp->dev_stats, - smp_processor_id()); stats->VLinkFailureCount++; - } else if (fcoe_ctlr_mtu_valid(fcf) && - (!sel_time || time_before(sel_time, fcf->time))) { - sel_time = fcf->time; + } else { + if (time_after(next_timer, deadline)) + next_timer = deadline; + if (fcoe_ctlr_mtu_valid(fcf) && + (!sel_time || time_before(sel_time, fcf->time))) + sel_time = fcf->time; } } - if (sel_time) { + put_cpu(); + if (sel_time && !fip->sel_fcf && !fip->sel_time) { sel_time += msecs_to_jiffies(FCOE_CTLR_START_DELAY); fip->sel_time = sel_time; - if (time_before(sel_time, fip->timer.expires)) - mod_timer(&fip->timer, sel_time); - } else { - fip->sel_time = 0; } + + return next_timer; } /** @@ -633,6 +748,7 @@ static int fcoe_ctlr_parse_adv(struct fcoe_ctlr *fip, unsigned long t; size_t rlen; size_t dlen; + u32 desc_mask; memset(fcf, 0, sizeof(*fcf)); fcf->fka_period = msecs_to_jiffies(FCOE_CTLR_DEF_FKA); @@ -640,6 +756,12 @@ static int fcoe_ctlr_parse_adv(struct fcoe_ctlr *fip, fiph = (struct fip_header *)skb->data; fcf->flags = ntohs(fiph->fip_flags); + /* + * mask of required descriptors. validating each one clears its bit. + */ + desc_mask = BIT(FIP_DT_PRI) | BIT(FIP_DT_MAC) | BIT(FIP_DT_NAME) | + BIT(FIP_DT_FAB) | BIT(FIP_DT_FKA); + rlen = ntohs(fiph->fip_dl_len) * 4; if (rlen + sizeof(*fiph) > skb->len) return -EINVAL; @@ -649,11 +771,19 @@ static int fcoe_ctlr_parse_adv(struct fcoe_ctlr *fip, dlen = desc->fip_dlen * FIP_BPW; if (dlen < sizeof(*desc) || dlen > rlen) return -EINVAL; + /* Drop Adv if there are duplicate critical descriptors */ + if ((desc->fip_dtype < 32) && + !(desc_mask & 1U << desc->fip_dtype)) { + LIBFCOE_FIP_DBG(fip, "Duplicate Critical " + "Descriptors in FIP adv\n"); + return -EINVAL; + } switch (desc->fip_dtype) { case FIP_DT_PRI: if (dlen != sizeof(struct fip_pri_desc)) goto len_err; fcf->pri = ((struct fip_pri_desc *)desc)->fd_pri; + desc_mask &= ~BIT(FIP_DT_PRI); break; case FIP_DT_MAC: if (dlen != sizeof(struct fip_mac_desc)) @@ -662,16 +792,19 @@ static int fcoe_ctlr_parse_adv(struct fcoe_ctlr *fip, ((struct fip_mac_desc *)desc)->fd_mac, ETH_ALEN); if (!is_valid_ether_addr(fcf->fcf_mac)) { - LIBFCOE_FIP_DBG(fip, "Invalid MAC address " - "in FIP adv\n"); + LIBFCOE_FIP_DBG(fip, + "Invalid MAC addr %pM in FIP adv\n", + fcf->fcf_mac); return -EINVAL; } + desc_mask &= ~BIT(FIP_DT_MAC); break; case FIP_DT_NAME: if (dlen != sizeof(struct fip_wwn_desc)) goto len_err; wwn = (struct fip_wwn_desc *)desc; fcf->switch_name = get_unaligned_be64(&wwn->fd_wwn); + desc_mask &= ~BIT(FIP_DT_NAME); break; case FIP_DT_FAB: if (dlen != sizeof(struct fip_fab_desc)) @@ -680,6 +813,7 @@ static int fcoe_ctlr_parse_adv(struct fcoe_ctlr *fip, fcf->fabric_name = get_unaligned_be64(&fab->fd_wwn); fcf->vfid = ntohs(fab->fd_vfid); fcf->fc_map = ntoh24(fab->fd_map); + desc_mask &= ~BIT(FIP_DT_FAB); break; case FIP_DT_FKA: if (dlen != sizeof(struct fip_fka_desc)) @@ -690,6 +824,7 @@ static int fcoe_ctlr_parse_adv(struct fcoe_ctlr *fip, t = ntohl(fka->fd_fka_period); if (t >= FCOE_CTLR_MIN_FKA) fcf->fka_period = msecs_to_jiffies(t); + desc_mask &= ~BIT(FIP_DT_FKA); break; case FIP_DT_MAP_OUI: case FIP_DT_FCOE_SIZE: @@ -703,15 +838,20 @@ static int fcoe_ctlr_parse_adv(struct fcoe_ctlr *fip, /* standard says ignore unknown descriptors >= 128 */ if (desc->fip_dtype < FIP_DT_VENDOR_BASE) return -EINVAL; - continue; + break; } desc = (struct fip_desc *)((char *)desc + dlen); rlen -= dlen; } if (!fcf->fc_map || (fcf->fc_map & 0x10000)) return -EINVAL; - if (!fcf->switch_name || !fcf->fabric_name) + if (!fcf->switch_name) + return -EINVAL; + if (desc_mask) { + LIBFCOE_FIP_DBG(fip, "adv missing descriptors mask %x\n", + desc_mask); return -EINVAL; + } return 0; len_err: @@ -737,7 +877,7 @@ static void fcoe_ctlr_recv_adv(struct fcoe_ctlr *fip, struct sk_buff *skb) if (fcoe_ctlr_parse_adv(fip, skb, &new)) return; - spin_lock_bh(&fip->lock); + mutex_lock(&fip->ctlr_mutex); first = list_empty(&fip->fcfs); found = NULL; list_for_each_entry(fcf, &fip->fcfs, list) { @@ -762,18 +902,21 @@ static void fcoe_ctlr_recv_adv(struct fcoe_ctlr *fip, struct sk_buff *skb) list_add(&fcf->list, &fip->fcfs); } else { /* - * Flags in advertisements are ignored once the FCF is - * selected. Flags in unsolicited advertisements are - * ignored after a usable solicited advertisement - * has been received. + * Update the FCF's keep-alive descriptor flags. + * Other flag changes from new advertisements are + * ignored after a solicited advertisement is + * received and the FCF is selectable (usable). */ - if (fcf == fip->sel_fcf) { + fcf->fd_flags = new.fd_flags; + if (!fcoe_ctlr_fcf_usable(fcf)) + fcf->flags = new.flags; + + if (fcf == fip->sel_fcf && !fcf->fd_flags) { fip->ctlr_ka_time -= fcf->fka_period; fip->ctlr_ka_time += new.fka_period; if (time_before(fip->ctlr_ka_time, fip->timer.expires)) mod_timer(&fip->timer, fip->ctlr_ka_time); - } else if (!fcoe_ctlr_fcf_usable(fcf)) - fcf->flags = new.flags; + } fcf->fka_period = new.fka_period; memcpy(fcf->fcf_mac, new.fcf_mac, ETH_ALEN); } @@ -805,7 +948,7 @@ static void fcoe_ctlr_recv_adv(struct fcoe_ctlr *fip, struct sk_buff *skb) * If this is the first validated FCF, note the time and * set a timer to trigger selection. */ - if (mtu_valid && !fip->sel_time && fcoe_ctlr_fcf_usable(fcf)) { + if (mtu_valid && !fip->sel_fcf && fcoe_ctlr_fcf_usable(fcf)) { fip->sel_time = jiffies + msecs_to_jiffies(FCOE_CTLR_START_DELAY); if (!timer_pending(&fip->timer) || @@ -813,7 +956,7 @@ static void fcoe_ctlr_recv_adv(struct fcoe_ctlr *fip, struct sk_buff *skb) mod_timer(&fip->timer, fip->sel_time); } out: - spin_unlock_bh(&fip->lock); + mutex_unlock(&fip->ctlr_mutex); } /** @@ -837,6 +980,8 @@ static void fcoe_ctlr_recv_els(struct fcoe_ctlr *fip, struct sk_buff *skb) size_t els_len = 0; size_t rlen; size_t dlen; + u32 desc_mask = 0; + u32 desc_cnt = 0; fiph = (struct fip_header *)skb->data; sub = fiph->fip_subcode; @@ -849,27 +994,42 @@ static void fcoe_ctlr_recv_els(struct fcoe_ctlr *fip, struct sk_buff *skb) desc = (struct fip_desc *)(fiph + 1); while (rlen > 0) { + desc_cnt++; dlen = desc->fip_dlen * FIP_BPW; if (dlen < sizeof(*desc) || dlen > rlen) goto drop; + /* Drop ELS if there are duplicate critical descriptors */ + if (desc->fip_dtype < 32) { + if (desc_mask & 1U << desc->fip_dtype) { + LIBFCOE_FIP_DBG(fip, "Duplicate Critical " + "Descriptors in FIP ELS\n"); + goto drop; + } + desc_mask |= (1 << desc->fip_dtype); + } switch (desc->fip_dtype) { case FIP_DT_MAC: + if (desc_cnt == 1) { + LIBFCOE_FIP_DBG(fip, "FIP descriptors " + "received out of order\n"); + goto drop; + } + if (dlen != sizeof(struct fip_mac_desc)) goto len_err; memcpy(granted_mac, ((struct fip_mac_desc *)desc)->fd_mac, ETH_ALEN); - if (!is_valid_ether_addr(granted_mac)) { - LIBFCOE_FIP_DBG(fip, "Invalid MAC address " - "in FIP ELS\n"); - goto drop; - } - memcpy(fr_cb(fp)->granted_mac, granted_mac, ETH_ALEN); break; case FIP_DT_FLOGI: case FIP_DT_FDISC: case FIP_DT_LOGO: case FIP_DT_ELP: + if (desc_cnt != 1) { + LIBFCOE_FIP_DBG(fip, "FIP descriptors " + "received out of order\n"); + goto drop; + } if (fh) goto drop; if (dlen < sizeof(*els) + sizeof(*fh) + 1) @@ -885,7 +1045,12 @@ static void fcoe_ctlr_recv_els(struct fcoe_ctlr *fip, struct sk_buff *skb) /* standard says ignore unknown descriptors >= 128 */ if (desc->fip_dtype < FIP_DT_VENDOR_BASE) goto drop; - continue; + if (desc_cnt <= 2) { + LIBFCOE_FIP_DBG(fip, "FIP descriptors " + "received out of order\n"); + goto drop; + } + break; } desc = (struct fip_desc *)((char *)desc + dlen); rlen -= dlen; @@ -895,10 +1060,27 @@ static void fcoe_ctlr_recv_els(struct fcoe_ctlr *fip, struct sk_buff *skb) goto drop; els_op = *(u8 *)(fh + 1); - if (els_dtype == FIP_DT_FLOGI && sub == FIP_SC_REP && - fip->flogi_oxid == ntohs(fh->fh_ox_id) && - els_op == ELS_LS_ACC && is_valid_ether_addr(granted_mac)) - fip->flogi_oxid = FC_XID_UNKNOWN; + if ((els_dtype == FIP_DT_FLOGI || els_dtype == FIP_DT_FDISC) && + sub == FIP_SC_REP && els_op == ELS_LS_ACC && + fip->mode != FIP_MODE_VN2VN) { + if (!is_valid_ether_addr(granted_mac)) { + LIBFCOE_FIP_DBG(fip, + "Invalid MAC address %pM in FIP ELS\n", + granted_mac); + goto drop; + } + memcpy(fr_cb(fp)->granted_mac, granted_mac, ETH_ALEN); + + if (fip->flogi_oxid == ntohs(fh->fh_ox_id)) + fip->flogi_oxid = FC_XID_UNKNOWN; + } + + if ((desc_cnt == 0) || ((els_op != ELS_LS_RJT) && + (!(1U << FIP_DT_MAC & desc_mask)))) { + LIBFCOE_FIP_DBG(fip, "Missing critical descriptors " + "in FIP ELS\n"); + goto drop; + } /* * Convert skb into an fc_frame containing only the ELS. @@ -910,6 +1092,7 @@ static void fcoe_ctlr_recv_els(struct fcoe_ctlr *fip, struct sk_buff *skb) fr_sof(fp) = FC_SOF_I3; fr_eof(fp) = FC_EOF_T; fr_dev(fp) = lport; + fr_encaps(fp) = els_dtype; stats = per_cpu_ptr(lport->dev_stats, get_cpu()); stats->RxFrames++; @@ -945,7 +1128,9 @@ static void fcoe_ctlr_recv_clr_vlink(struct fcoe_ctlr *fip, size_t dlen; struct fcoe_fcf *fcf = fip->sel_fcf; struct fc_lport *lport = fip->lp; - u32 desc_mask; + struct fc_lport *vn_port = NULL; + u32 desc_mask; + int is_vn_port = 0; LIBFCOE_FIP_DBG(fip, "Clear Virtual Link received\n"); @@ -963,6 +1148,13 @@ static void fcoe_ctlr_recv_clr_vlink(struct fcoe_ctlr *fip, dlen = desc->fip_dlen * FIP_BPW; if (dlen > rlen) return; + /* Drop CVL if there are duplicate critical descriptors */ + if ((desc->fip_dtype < 32) && + !(desc_mask & 1U << desc->fip_dtype)) { + LIBFCOE_FIP_DBG(fip, "Duplicate Critical " + "Descriptors in FIP CVL\n"); + return; + } switch (desc->fip_dtype) { case FIP_DT_MAC: mp = (struct fip_mac_desc *)desc; @@ -987,8 +1179,26 @@ static void fcoe_ctlr_recv_clr_vlink(struct fcoe_ctlr *fip, if (compare_ether_addr(vp->fd_mac, fip->get_src_addr(lport)) == 0 && get_unaligned_be64(&vp->fd_wwpn) == lport->wwpn && - ntoh24(vp->fd_fc_id) == lport->port_id) + ntoh24(vp->fd_fc_id) == lport->port_id) { desc_mask &= ~BIT(FIP_DT_VN_ID); + break; + } + /* check if clr_vlink is for NPIV port */ + mutex_lock(&lport->lp_mutex); + list_for_each_entry(vn_port, &lport->vports, list) { + if (compare_ether_addr(vp->fd_mac, + fip->get_src_addr(vn_port)) == 0 && + (get_unaligned_be64(&vp->fd_wwpn) + == vn_port->wwpn) && + (ntoh24(vp->fd_fc_id) == + fc_host_port_id(vn_port->host))) { + desc_mask &= ~BIT(FIP_DT_VN_ID); + is_vn_port = 1; + break; + } + } + mutex_unlock(&lport->lp_mutex); + break; default: /* standard says ignore unknown descriptors >= 128 */ @@ -1009,14 +1219,19 @@ static void fcoe_ctlr_recv_clr_vlink(struct fcoe_ctlr *fip, } else { LIBFCOE_FIP_DBG(fip, "performing Clear Virtual Link\n"); - spin_lock_bh(&fip->lock); - per_cpu_ptr(lport->dev_stats, - smp_processor_id())->VLinkFailureCount++; - fcoe_ctlr_reset(fip); - spin_unlock_bh(&fip->lock); - - fc_lport_reset(fip->lp); - fcoe_ctlr_solicit(fip, NULL); + if (is_vn_port) + fc_lport_reset(vn_port); + else { + mutex_lock(&fip->ctlr_mutex); + per_cpu_ptr(lport->dev_stats, + get_cpu())->VLinkFailureCount++; + put_cpu(); + fcoe_ctlr_reset(fip); + mutex_unlock(&fip->ctlr_mutex); + + fc_lport_reset(fip->lp); + fcoe_ctlr_solicit(fip, NULL); + } } } @@ -1054,8 +1269,13 @@ static int fcoe_ctlr_recv_handler(struct fcoe_ctlr *fip, struct sk_buff *skb) if (skb->len < sizeof(*fiph)) goto drop; eh = eth_hdr(skb); - if (compare_ether_addr(eh->h_dest, fip->ctl_src_addr) && - compare_ether_addr(eh->h_dest, FIP_ALL_ENODE_MACS)) + if (fip->mode == FIP_MODE_VN2VN) { + if (compare_ether_addr(eh->h_dest, fip->ctl_src_addr) && + compare_ether_addr(eh->h_dest, fcoe_all_vn2vn) && + compare_ether_addr(eh->h_dest, fcoe_all_p2p)) + goto drop; + } else if (compare_ether_addr(eh->h_dest, fip->ctl_src_addr) && + compare_ether_addr(eh->h_dest, fcoe_all_enode)) goto drop; fiph = (struct fip_header *)skb->data; op = ntohs(fiph->fip_op); @@ -1066,22 +1286,31 @@ static int fcoe_ctlr_recv_handler(struct fcoe_ctlr *fip, struct sk_buff *skb) if (ntohs(fiph->fip_dl_len) * FIP_BPW + sizeof(*fiph) > skb->len) goto drop; - spin_lock_bh(&fip->lock); + mutex_lock(&fip->ctlr_mutex); state = fip->state; if (state == FIP_ST_AUTO) { fip->map_dest = 0; - fip->state = FIP_ST_ENABLED; + fcoe_ctlr_set_state(fip, FIP_ST_ENABLED); state = FIP_ST_ENABLED; LIBFCOE_FIP_DBG(fip, "Using FIP mode\n"); } - spin_unlock_bh(&fip->lock); - if (state != FIP_ST_ENABLED) + mutex_unlock(&fip->ctlr_mutex); + + if (fip->mode == FIP_MODE_VN2VN && op == FIP_OP_VN2VN) + return fcoe_ctlr_vn_recv(fip, skb); + + if (state != FIP_ST_ENABLED && state != FIP_ST_VNMP_UP && + state != FIP_ST_VNMP_CLAIM) goto drop; if (op == FIP_OP_LS) { fcoe_ctlr_recv_els(fip, skb); /* consumes skb */ return 0; } + + if (state != FIP_ST_ENABLED) + goto drop; + if (op == FIP_OP_DISC && sub == FIP_SC_ADV) fcoe_ctlr_recv_adv(fip, skb); else if (op == FIP_OP_CTRL && sub == FIP_SC_CLR_VLINK) @@ -1140,30 +1369,53 @@ static void fcoe_ctlr_select(struct fcoe_ctlr *fip) /** * fcoe_ctlr_timeout() - FIP timeout handler * @arg: The FCoE controller that timed out - * - * Ages FCFs. Triggers FCF selection if possible. Sends keep-alives. */ static void fcoe_ctlr_timeout(unsigned long arg) { struct fcoe_ctlr *fip = (struct fcoe_ctlr *)arg; + + schedule_work(&fip->timer_work); +} + +/** + * fcoe_ctlr_timer_work() - Worker thread function for timer work + * @work: Handle to a FCoE controller + * + * Ages FCFs. Triggers FCF selection if possible. + * Sends keep-alives and resets. + */ +static void fcoe_ctlr_timer_work(struct work_struct *work) +{ + struct fcoe_ctlr *fip; + struct fc_lport *vport; + u8 *mac; + u8 reset = 0; + u8 send_ctlr_ka = 0; + u8 send_port_ka = 0; struct fcoe_fcf *sel; struct fcoe_fcf *fcf; - unsigned long next_timer = jiffies + msecs_to_jiffies(FIP_VN_KA_PERIOD); + unsigned long next_timer; - spin_lock_bh(&fip->lock); + fip = container_of(work, struct fcoe_ctlr, timer_work); + if (fip->mode == FIP_MODE_VN2VN) + return fcoe_ctlr_vn_timeout(fip); + mutex_lock(&fip->ctlr_mutex); if (fip->state == FIP_ST_DISABLED) { - spin_unlock_bh(&fip->lock); + mutex_unlock(&fip->ctlr_mutex); return; } fcf = fip->sel_fcf; - fcoe_ctlr_age_fcfs(fip); + next_timer = fcoe_ctlr_age_fcfs(fip); sel = fip->sel_fcf; - if (!sel && fip->sel_time && time_after_eq(jiffies, fip->sel_time)) { - fcoe_ctlr_select(fip); - sel = fip->sel_fcf; - fip->sel_time = 0; + if (!sel && fip->sel_time) { + if (time_after_eq(jiffies, fip->sel_time)) { + fcoe_ctlr_select(fip); + sel = fip->sel_fcf; + fip->sel_time = 0; + } else if (time_after(next_timer, fip->sel_time)) + next_timer = fip->sel_time; } if (sel != fcf) { @@ -1173,23 +1425,25 @@ static void fcoe_ctlr_timeout(unsigned long arg) "Fibre-Channel Forwarder MAC %pM\n", fip->lp->host->host_no, sel->fcf_mac); memcpy(fip->dest_addr, sel->fcf_mac, ETH_ALEN); + fip->map_dest = 0; fip->port_ka_time = jiffies + msecs_to_jiffies(FIP_VN_KA_PERIOD); fip->ctlr_ka_time = jiffies + sel->fka_period; + if (time_after(next_timer, fip->ctlr_ka_time)) + next_timer = fip->ctlr_ka_time; } else { printk(KERN_NOTICE "libfcoe: host%d: " "FIP Fibre-Channel Forwarder timed out. " "Starting FCF discovery.\n", fip->lp->host->host_no); - fip->reset_req = 1; - schedule_work(&fip->timer_work); + reset = 1; } } if (sel && !sel->fd_flags) { if (time_after_eq(jiffies, fip->ctlr_ka_time)) { fip->ctlr_ka_time = jiffies + sel->fka_period; - fip->send_ctlr_ka = 1; + send_ctlr_ka = 1; } if (time_after(next_timer, fip->ctlr_ka_time)) next_timer = fip->ctlr_ka_time; @@ -1197,50 +1451,25 @@ static void fcoe_ctlr_timeout(unsigned long arg) if (time_after_eq(jiffies, fip->port_ka_time)) { fip->port_ka_time = jiffies + msecs_to_jiffies(FIP_VN_KA_PERIOD); - fip->send_port_ka = 1; + send_port_ka = 1; } if (time_after(next_timer, fip->port_ka_time)) next_timer = fip->port_ka_time; - mod_timer(&fip->timer, next_timer); - } else if (fip->sel_time) { - next_timer = fip->sel_time + - msecs_to_jiffies(FCOE_CTLR_START_DELAY); - mod_timer(&fip->timer, next_timer); } - if (fip->send_ctlr_ka || fip->send_port_ka) - schedule_work(&fip->timer_work); - spin_unlock_bh(&fip->lock); -} - -/** - * fcoe_ctlr_timer_work() - Worker thread function for timer work - * @work: Handle to a FCoE controller - * - * Sends keep-alives and resets which must not - * be called from the timer directly, since they use a mutex. - */ -static void fcoe_ctlr_timer_work(struct work_struct *work) -{ - struct fcoe_ctlr *fip; - struct fc_lport *vport; - u8 *mac; - int reset; - - fip = container_of(work, struct fcoe_ctlr, timer_work); - spin_lock_bh(&fip->lock); - reset = fip->reset_req; - fip->reset_req = 0; - spin_unlock_bh(&fip->lock); + if (!list_empty(&fip->fcfs)) + mod_timer(&fip->timer, next_timer); + mutex_unlock(&fip->ctlr_mutex); - if (reset) + if (reset) { fc_lport_reset(fip->lp); + /* restart things with a solicitation */ + fcoe_ctlr_solicit(fip, NULL); + } - if (fip->send_ctlr_ka) { - fip->send_ctlr_ka = 0; + if (send_ctlr_ka) fcoe_ctlr_send_keep_alive(fip, NULL, 0, fip->ctl_src_addr); - } - if (fip->send_port_ka) { - fip->send_port_ka = 0; + + if (send_port_ka) { mutex_lock(&fip->lp->lp_mutex); mac = fip->get_src_addr(fip->lp); fcoe_ctlr_send_keep_alive(fip, fip->lp, 1, mac); @@ -1297,12 +1526,12 @@ int fcoe_ctlr_recv_flogi(struct fcoe_ctlr *fip, struct fc_lport *lport, if (op == ELS_LS_ACC && fh->fh_r_ctl == FC_RCTL_ELS_REP && fip->flogi_oxid == ntohs(fh->fh_ox_id)) { - spin_lock_bh(&fip->lock); + mutex_lock(&fip->ctlr_mutex); if (fip->state != FIP_ST_AUTO && fip->state != FIP_ST_NON_FIP) { - spin_unlock_bh(&fip->lock); + mutex_unlock(&fip->ctlr_mutex); return -EINVAL; } - fip->state = FIP_ST_NON_FIP; + fcoe_ctlr_set_state(fip, FIP_ST_NON_FIP); LIBFCOE_FIP_DBG(fip, "received FLOGI LS_ACC using non-FIP mode\n"); @@ -1313,28 +1542,28 @@ int fcoe_ctlr_recv_flogi(struct fcoe_ctlr *fip, struct fc_lport *lport, * Otherwise we use the FCoE gateway addr */ if (!compare_ether_addr(sa, (u8[6])FC_FCOE_FLOGI_MAC)) { - fip->map_dest = 1; + fcoe_ctlr_map_dest(fip); } else { memcpy(fip->dest_addr, sa, ETH_ALEN); fip->map_dest = 0; } fip->flogi_oxid = FC_XID_UNKNOWN; - spin_unlock_bh(&fip->lock); + mutex_unlock(&fip->ctlr_mutex); fc_fcoe_set_mac(fr_cb(fp)->granted_mac, fh->fh_d_id); } else if (op == ELS_FLOGI && fh->fh_r_ctl == FC_RCTL_ELS_REQ && sa) { /* * Save source MAC for point-to-point responses. */ - spin_lock_bh(&fip->lock); + mutex_lock(&fip->ctlr_mutex); if (fip->state == FIP_ST_AUTO || fip->state == FIP_ST_NON_FIP) { memcpy(fip->dest_addr, sa, ETH_ALEN); fip->map_dest = 0; if (fip->state == FIP_ST_AUTO) LIBFCOE_FIP_DBG(fip, "received non-FIP FLOGI. " "Setting non-FIP mode\n"); - fip->state = FIP_ST_NON_FIP; + fcoe_ctlr_set_state(fip, FIP_ST_NON_FIP); } - spin_unlock_bh(&fip->lock); + mutex_unlock(&fip->ctlr_mutex); } return 0; } @@ -1382,26 +1611,916 @@ u64 fcoe_wwn_from_mac(unsigned char mac[MAX_ADDR_LEN], EXPORT_SYMBOL_GPL(fcoe_wwn_from_mac); /** + * fcoe_ctlr_rport() - return the fcoe_rport for a given fc_rport_priv + * @rdata: libfc remote port + */ +static inline struct fcoe_rport *fcoe_ctlr_rport(struct fc_rport_priv *rdata) +{ + return (struct fcoe_rport *)(rdata + 1); +} + +/** + * fcoe_ctlr_vn_send() - Send a FIP VN2VN Probe Request or Reply. + * @fip: The FCoE controller + * @sub: sub-opcode for probe request, reply, or advertisement. + * @dest: The destination Ethernet MAC address + * @min_len: minimum size of the Ethernet payload to be sent + */ +static void fcoe_ctlr_vn_send(struct fcoe_ctlr *fip, + enum fip_vn2vn_subcode sub, + const u8 *dest, size_t min_len) +{ + struct sk_buff *skb; + struct fip_frame { + struct ethhdr eth; + struct fip_header fip; + struct fip_mac_desc mac; + struct fip_wwn_desc wwnn; + struct fip_vn_desc vn; + } __attribute__((packed)) *frame; + struct fip_fc4_feat *ff; + struct fip_size_desc *size; + u32 fcp_feat; + size_t len; + size_t dlen; + + len = sizeof(*frame); + dlen = 0; + if (sub == FIP_SC_VN_CLAIM_NOTIFY || sub == FIP_SC_VN_CLAIM_REP) { + dlen = sizeof(struct fip_fc4_feat) + + sizeof(struct fip_size_desc); + len += dlen; + } + dlen += sizeof(frame->mac) + sizeof(frame->wwnn) + sizeof(frame->vn); + len = max(len, min_len + sizeof(struct ethhdr)); + + skb = dev_alloc_skb(len); + if (!skb) + return; + + frame = (struct fip_frame *)skb->data; + memset(frame, 0, len); + memcpy(frame->eth.h_dest, dest, ETH_ALEN); + memcpy(frame->eth.h_source, fip->ctl_src_addr, ETH_ALEN); + frame->eth.h_proto = htons(ETH_P_FIP); + + frame->fip.fip_ver = FIP_VER_ENCAPS(FIP_VER); + frame->fip.fip_op = htons(FIP_OP_VN2VN); + frame->fip.fip_subcode = sub; + frame->fip.fip_dl_len = htons(dlen / FIP_BPW); + + frame->mac.fd_desc.fip_dtype = FIP_DT_MAC; + frame->mac.fd_desc.fip_dlen = sizeof(frame->mac) / FIP_BPW; + memcpy(frame->mac.fd_mac, fip->ctl_src_addr, ETH_ALEN); + + frame->wwnn.fd_desc.fip_dtype = FIP_DT_NAME; + frame->wwnn.fd_desc.fip_dlen = sizeof(frame->wwnn) / FIP_BPW; + put_unaligned_be64(fip->lp->wwnn, &frame->wwnn.fd_wwn); + + frame->vn.fd_desc.fip_dtype = FIP_DT_VN_ID; + frame->vn.fd_desc.fip_dlen = sizeof(frame->vn) / FIP_BPW; + hton24(frame->vn.fd_mac, FIP_VN_FC_MAP); + hton24(frame->vn.fd_mac + 3, fip->port_id); + hton24(frame->vn.fd_fc_id, fip->port_id); + put_unaligned_be64(fip->lp->wwpn, &frame->vn.fd_wwpn); + + /* + * For claims, add FC-4 features. + * TBD: Add interface to get fc-4 types and features from libfc. + */ + if (sub == FIP_SC_VN_CLAIM_NOTIFY || sub == FIP_SC_VN_CLAIM_REP) { + ff = (struct fip_fc4_feat *)(frame + 1); + ff->fd_desc.fip_dtype = FIP_DT_FC4F; + ff->fd_desc.fip_dlen = sizeof(*ff) / FIP_BPW; + ff->fd_fts = fip->lp->fcts; + + fcp_feat = 0; + if (fip->lp->service_params & FCP_SPPF_INIT_FCN) + fcp_feat |= FCP_FEAT_INIT; + if (fip->lp->service_params & FCP_SPPF_TARG_FCN) + fcp_feat |= FCP_FEAT_TARG; + fcp_feat <<= (FC_TYPE_FCP * 4) % 32; + ff->fd_ff.fd_feat[FC_TYPE_FCP * 4 / 32] = htonl(fcp_feat); + + size = (struct fip_size_desc *)(ff + 1); + size->fd_desc.fip_dtype = FIP_DT_FCOE_SIZE; + size->fd_desc.fip_dlen = sizeof(*size) / FIP_BPW; + size->fd_size = htons(fcoe_ctlr_fcoe_size(fip)); + } + + skb_put(skb, len); + skb->protocol = htons(ETH_P_FIP); + skb_reset_mac_header(skb); + skb_reset_network_header(skb); + + fip->send(fip, skb); +} + +/** + * fcoe_ctlr_vn_rport_callback - Event handler for rport events. + * @lport: The lport which is receiving the event + * @rdata: remote port private data + * @event: The event that occured + * + * Locking Note: The rport lock must not be held when calling this function. + */ +static void fcoe_ctlr_vn_rport_callback(struct fc_lport *lport, + struct fc_rport_priv *rdata, + enum fc_rport_event event) +{ + struct fcoe_ctlr *fip = lport->disc.priv; + struct fcoe_rport *frport = fcoe_ctlr_rport(rdata); + + LIBFCOE_FIP_DBG(fip, "vn_rport_callback %x event %d\n", + rdata->ids.port_id, event); + + mutex_lock(&fip->ctlr_mutex); + switch (event) { + case RPORT_EV_READY: + frport->login_count = 0; + break; + case RPORT_EV_LOGO: + case RPORT_EV_FAILED: + case RPORT_EV_STOP: + frport->login_count++; + if (frport->login_count > FCOE_CTLR_VN2VN_LOGIN_LIMIT) { + LIBFCOE_FIP_DBG(fip, + "rport FLOGI limited port_id %6.6x\n", + rdata->ids.port_id); + lport->tt.rport_logoff(rdata); + } + break; + default: + break; + } + mutex_unlock(&fip->ctlr_mutex); +} + +static struct fc_rport_operations fcoe_ctlr_vn_rport_ops = { + .event_callback = fcoe_ctlr_vn_rport_callback, +}; + +/** + * fcoe_ctlr_disc_stop_locked() - stop discovery in VN2VN mode + * @fip: The FCoE controller + * + * Called with ctlr_mutex held. + */ +static void fcoe_ctlr_disc_stop_locked(struct fc_lport *lport) +{ + mutex_lock(&lport->disc.disc_mutex); + lport->disc.disc_callback = NULL; + mutex_unlock(&lport->disc.disc_mutex); +} + +/** + * fcoe_ctlr_disc_stop() - stop discovery in VN2VN mode + * @fip: The FCoE controller + * + * Called through the local port template for discovery. + * Called without the ctlr_mutex held. + */ +static void fcoe_ctlr_disc_stop(struct fc_lport *lport) +{ + struct fcoe_ctlr *fip = lport->disc.priv; + + mutex_lock(&fip->ctlr_mutex); + fcoe_ctlr_disc_stop_locked(lport); + mutex_unlock(&fip->ctlr_mutex); +} + +/** + * fcoe_ctlr_disc_stop_final() - stop discovery for shutdown in VN2VN mode + * @fip: The FCoE controller + * + * Called through the local port template for discovery. + * Called without the ctlr_mutex held. + */ +static void fcoe_ctlr_disc_stop_final(struct fc_lport *lport) +{ + fcoe_ctlr_disc_stop(lport); + lport->tt.rport_flush_queue(); + synchronize_rcu(); +} + +/** + * fcoe_ctlr_vn_restart() - VN2VN probe restart with new port_id + * @fip: The FCoE controller + * + * Called with fcoe_ctlr lock held. + */ +static void fcoe_ctlr_vn_restart(struct fcoe_ctlr *fip) +{ + unsigned long wait; + u32 port_id; + + fcoe_ctlr_disc_stop_locked(fip->lp); + + /* + * Get proposed port ID. + * If this is the first try after link up, use any previous port_id. + * If there was none, use the low bits of the port_name. + * On subsequent tries, get the next random one. + * Don't use reserved IDs, use another non-zero value, just as random. + */ + port_id = fip->port_id; + if (fip->probe_tries) + port_id = prandom32(&fip->rnd_state) & 0xffff; + else if (!port_id) + port_id = fip->lp->wwpn & 0xffff; + if (!port_id || port_id == 0xffff) + port_id = 1; + fip->port_id = port_id; + + if (fip->probe_tries < FIP_VN_RLIM_COUNT) { + fip->probe_tries++; + wait = random32() % FIP_VN_PROBE_WAIT; + } else + wait = FIP_VN_RLIM_INT; + mod_timer(&fip->timer, jiffies + msecs_to_jiffies(wait)); + fcoe_ctlr_set_state(fip, FIP_ST_VNMP_START); +} + +/** + * fcoe_ctlr_vn_start() - Start in VN2VN mode + * @fip: The FCoE controller + * + * Called with fcoe_ctlr lock held. + */ +static void fcoe_ctlr_vn_start(struct fcoe_ctlr *fip) +{ + fip->probe_tries = 0; + prandom32_seed(&fip->rnd_state, fip->lp->wwpn); + fcoe_ctlr_vn_restart(fip); +} + +/** + * fcoe_ctlr_vn_parse - parse probe request or response + * @fip: The FCoE controller + * @skb: incoming packet + * @rdata: buffer for resulting parsed VN entry plus fcoe_rport + * + * Returns non-zero error number on error. + * Does not consume the packet. + */ +static int fcoe_ctlr_vn_parse(struct fcoe_ctlr *fip, + struct sk_buff *skb, + struct fc_rport_priv *rdata) +{ + struct fip_header *fiph; + struct fip_desc *desc = NULL; + struct fip_mac_desc *macd = NULL; + struct fip_wwn_desc *wwn = NULL; + struct fip_vn_desc *vn = NULL; + struct fip_size_desc *size = NULL; + struct fcoe_rport *frport; + size_t rlen; + size_t dlen; + u32 desc_mask = 0; + u32 dtype; + u8 sub; + + memset(rdata, 0, sizeof(*rdata) + sizeof(*frport)); + frport = fcoe_ctlr_rport(rdata); + + fiph = (struct fip_header *)skb->data; + frport->flags = ntohs(fiph->fip_flags); + + sub = fiph->fip_subcode; + switch (sub) { + case FIP_SC_VN_PROBE_REQ: + case FIP_SC_VN_PROBE_REP: + case FIP_SC_VN_BEACON: + desc_mask = BIT(FIP_DT_MAC) | BIT(FIP_DT_NAME) | + BIT(FIP_DT_VN_ID); + break; + case FIP_SC_VN_CLAIM_NOTIFY: + case FIP_SC_VN_CLAIM_REP: + desc_mask = BIT(FIP_DT_MAC) | BIT(FIP_DT_NAME) | + BIT(FIP_DT_VN_ID) | BIT(FIP_DT_FC4F) | + BIT(FIP_DT_FCOE_SIZE); + break; + default: + LIBFCOE_FIP_DBG(fip, "vn_parse unknown subcode %u\n", sub); + return -EINVAL; + } + + rlen = ntohs(fiph->fip_dl_len) * 4; + if (rlen + sizeof(*fiph) > skb->len) + return -EINVAL; + + desc = (struct fip_desc *)(fiph + 1); + while (rlen > 0) { + dlen = desc->fip_dlen * FIP_BPW; + if (dlen < sizeof(*desc) || dlen > rlen) + return -EINVAL; + + dtype = desc->fip_dtype; + if (dtype < 32) { + if (!(desc_mask & BIT(dtype))) { + LIBFCOE_FIP_DBG(fip, + "unexpected or duplicated desc " + "desc type %u in " + "FIP VN2VN subtype %u\n", + dtype, sub); + return -EINVAL; + } + desc_mask &= ~BIT(dtype); + } + + switch (dtype) { + case FIP_DT_MAC: + if (dlen != sizeof(struct fip_mac_desc)) + goto len_err; + macd = (struct fip_mac_desc *)desc; + if (!is_valid_ether_addr(macd->fd_mac)) { + LIBFCOE_FIP_DBG(fip, + "Invalid MAC addr %pM in FIP VN2VN\n", + macd->fd_mac); + return -EINVAL; + } + memcpy(frport->enode_mac, macd->fd_mac, ETH_ALEN); + break; + case FIP_DT_NAME: + if (dlen != sizeof(struct fip_wwn_desc)) + goto len_err; + wwn = (struct fip_wwn_desc *)desc; + rdata->ids.node_name = get_unaligned_be64(&wwn->fd_wwn); + break; + case FIP_DT_VN_ID: + if (dlen != sizeof(struct fip_vn_desc)) + goto len_err; + vn = (struct fip_vn_desc *)desc; + memcpy(frport->vn_mac, vn->fd_mac, ETH_ALEN); + rdata->ids.port_id = ntoh24(vn->fd_fc_id); + rdata->ids.port_name = get_unaligned_be64(&vn->fd_wwpn); + break; + case FIP_DT_FC4F: + if (dlen != sizeof(struct fip_fc4_feat)) + goto len_err; + break; + case FIP_DT_FCOE_SIZE: + if (dlen != sizeof(struct fip_size_desc)) + goto len_err; + size = (struct fip_size_desc *)desc; + frport->fcoe_len = ntohs(size->fd_size); + break; + default: + LIBFCOE_FIP_DBG(fip, "unexpected descriptor type %x " + "in FIP probe\n", dtype); + /* standard says ignore unknown descriptors >= 128 */ + if (dtype < FIP_DT_VENDOR_BASE) + return -EINVAL; + break; + } + desc = (struct fip_desc *)((char *)desc + dlen); + rlen -= dlen; + } + return 0; + +len_err: + LIBFCOE_FIP_DBG(fip, "FIP length error in descriptor type %x len %zu\n", + dtype, dlen); + return -EINVAL; +} + +/** + * fcoe_ctlr_vn_send_claim() - send multicast FIP VN2VN Claim Notification. + * @fip: The FCoE controller + * + * Called with ctlr_mutex held. + */ +static void fcoe_ctlr_vn_send_claim(struct fcoe_ctlr *fip) +{ + fcoe_ctlr_vn_send(fip, FIP_SC_VN_CLAIM_NOTIFY, fcoe_all_vn2vn, 0); + fip->sol_time = jiffies; +} + +/** + * fcoe_ctlr_vn_probe_req() - handle incoming VN2VN probe request. + * @fip: The FCoE controller + * @rdata: parsed remote port with frport from the probe request + * + * Called with ctlr_mutex held. + */ +static void fcoe_ctlr_vn_probe_req(struct fcoe_ctlr *fip, + struct fc_rport_priv *rdata) +{ + struct fcoe_rport *frport = fcoe_ctlr_rport(rdata); + + if (rdata->ids.port_id != fip->port_id) + return; + + switch (fip->state) { + case FIP_ST_VNMP_CLAIM: + case FIP_ST_VNMP_UP: + fcoe_ctlr_vn_send(fip, FIP_SC_VN_PROBE_REP, + frport->enode_mac, 0); + break; + case FIP_ST_VNMP_PROBE1: + case FIP_ST_VNMP_PROBE2: + /* + * Decide whether to reply to the Probe. + * Our selected address is never a "recorded" one, so + * only reply if our WWPN is greater and the + * Probe's REC bit is not set. + * If we don't reply, we will change our address. + */ + if (fip->lp->wwpn > rdata->ids.port_name && + !(frport->flags & FIP_FL_REC_OR_P2P)) { + fcoe_ctlr_vn_send(fip, FIP_SC_VN_PROBE_REP, + frport->enode_mac, 0); + break; + } + /* fall through */ + case FIP_ST_VNMP_START: + fcoe_ctlr_vn_restart(fip); + break; + default: + break; + } +} + +/** + * fcoe_ctlr_vn_probe_reply() - handle incoming VN2VN probe reply. + * @fip: The FCoE controller + * @rdata: parsed remote port with frport from the probe request + * + * Called with ctlr_mutex held. + */ +static void fcoe_ctlr_vn_probe_reply(struct fcoe_ctlr *fip, + struct fc_rport_priv *rdata) +{ + if (rdata->ids.port_id != fip->port_id) + return; + switch (fip->state) { + case FIP_ST_VNMP_START: + case FIP_ST_VNMP_PROBE1: + case FIP_ST_VNMP_PROBE2: + case FIP_ST_VNMP_CLAIM: + fcoe_ctlr_vn_restart(fip); + break; + case FIP_ST_VNMP_UP: + fcoe_ctlr_vn_send_claim(fip); + break; + default: + break; + } +} + +/** + * fcoe_ctlr_vn_add() - Add a VN2VN entry to the list, based on a claim reply. + * @fip: The FCoE controller + * @new: newly-parsed remote port with frport as a template for new rdata + * + * Called with ctlr_mutex held. + */ +static void fcoe_ctlr_vn_add(struct fcoe_ctlr *fip, struct fc_rport_priv *new) +{ + struct fc_lport *lport = fip->lp; + struct fc_rport_priv *rdata; + struct fc_rport_identifiers *ids; + struct fcoe_rport *frport; + u32 port_id; + + port_id = new->ids.port_id; + if (port_id == fip->port_id) + return; + + mutex_lock(&lport->disc.disc_mutex); + rdata = lport->tt.rport_create(lport, port_id); + if (!rdata) { + mutex_unlock(&lport->disc.disc_mutex); + return; + } + + rdata->ops = &fcoe_ctlr_vn_rport_ops; + rdata->disc_id = lport->disc.disc_id; + + ids = &rdata->ids; + if ((ids->port_name != -1 && ids->port_name != new->ids.port_name) || + (ids->node_name != -1 && ids->node_name != new->ids.node_name)) + lport->tt.rport_logoff(rdata); + ids->port_name = new->ids.port_name; + ids->node_name = new->ids.node_name; + mutex_unlock(&lport->disc.disc_mutex); + + frport = fcoe_ctlr_rport(rdata); + LIBFCOE_FIP_DBG(fip, "vn_add rport %6.6x %s\n", + port_id, frport->fcoe_len ? "old" : "new"); + *frport = *fcoe_ctlr_rport(new); + frport->time = 0; +} + +/** + * fcoe_ctlr_vn_lookup() - Find VN remote port's MAC address + * @fip: The FCoE controller + * @port_id: The port_id of the remote VN_node + * @mac: buffer which will hold the VN_NODE destination MAC address, if found. + * + * Returns non-zero error if no remote port found. + */ +static int fcoe_ctlr_vn_lookup(struct fcoe_ctlr *fip, u32 port_id, u8 *mac) +{ + struct fc_lport *lport = fip->lp; + struct fc_rport_priv *rdata; + struct fcoe_rport *frport; + int ret = -1; + + rcu_read_lock(); + rdata = lport->tt.rport_lookup(lport, port_id); + if (rdata) { + frport = fcoe_ctlr_rport(rdata); + memcpy(mac, frport->enode_mac, ETH_ALEN); + ret = 0; + } + rcu_read_unlock(); + return ret; +} + +/** + * fcoe_ctlr_vn_claim_notify() - handle received FIP VN2VN Claim Notification + * @fip: The FCoE controller + * @new: newly-parsed remote port with frport as a template for new rdata + * + * Called with ctlr_mutex held. + */ +static void fcoe_ctlr_vn_claim_notify(struct fcoe_ctlr *fip, + struct fc_rport_priv *new) +{ + struct fcoe_rport *frport = fcoe_ctlr_rport(new); + + if (frport->flags & FIP_FL_REC_OR_P2P) { + fcoe_ctlr_vn_send(fip, FIP_SC_VN_PROBE_REQ, fcoe_all_vn2vn, 0); + return; + } + switch (fip->state) { + case FIP_ST_VNMP_START: + case FIP_ST_VNMP_PROBE1: + case FIP_ST_VNMP_PROBE2: + if (new->ids.port_id == fip->port_id) + fcoe_ctlr_vn_restart(fip); + break; + case FIP_ST_VNMP_CLAIM: + case FIP_ST_VNMP_UP: + if (new->ids.port_id == fip->port_id) { + if (new->ids.port_name > fip->lp->wwpn) { + fcoe_ctlr_vn_restart(fip); + break; + } + fcoe_ctlr_vn_send_claim(fip); + break; + } + fcoe_ctlr_vn_send(fip, FIP_SC_VN_CLAIM_REP, frport->enode_mac, + min((u32)frport->fcoe_len, + fcoe_ctlr_fcoe_size(fip))); + fcoe_ctlr_vn_add(fip, new); + break; + default: + break; + } +} + +/** + * fcoe_ctlr_vn_claim_resp() - handle received Claim Response + * @fip: The FCoE controller that received the frame + * @new: newly-parsed remote port with frport from the Claim Response + * + * Called with ctlr_mutex held. + */ +static void fcoe_ctlr_vn_claim_resp(struct fcoe_ctlr *fip, + struct fc_rport_priv *new) +{ + LIBFCOE_FIP_DBG(fip, "claim resp from from rport %x - state %s\n", + new->ids.port_id, fcoe_ctlr_state(fip->state)); + if (fip->state == FIP_ST_VNMP_UP || fip->state == FIP_ST_VNMP_CLAIM) + fcoe_ctlr_vn_add(fip, new); +} + +/** + * fcoe_ctlr_vn_beacon() - handle received beacon. + * @fip: The FCoE controller that received the frame + * @new: newly-parsed remote port with frport from the Beacon + * + * Called with ctlr_mutex held. + */ +static void fcoe_ctlr_vn_beacon(struct fcoe_ctlr *fip, + struct fc_rport_priv *new) +{ + struct fc_lport *lport = fip->lp; + struct fc_rport_priv *rdata; + struct fcoe_rport *frport; + + frport = fcoe_ctlr_rport(new); + if (frport->flags & FIP_FL_REC_OR_P2P) { + fcoe_ctlr_vn_send(fip, FIP_SC_VN_PROBE_REQ, fcoe_all_vn2vn, 0); + return; + } + mutex_lock(&lport->disc.disc_mutex); + rdata = lport->tt.rport_lookup(lport, new->ids.port_id); + if (rdata) + kref_get(&rdata->kref); + mutex_unlock(&lport->disc.disc_mutex); + if (rdata) { + if (rdata->ids.node_name == new->ids.node_name && + rdata->ids.port_name == new->ids.port_name) { + frport = fcoe_ctlr_rport(rdata); + if (!frport->time && fip->state == FIP_ST_VNMP_UP) + lport->tt.rport_login(rdata); + frport->time = jiffies; + } + kref_put(&rdata->kref, lport->tt.rport_destroy); + return; + } + if (fip->state != FIP_ST_VNMP_UP) + return; + + /* + * Beacon from a new neighbor. + * Send a claim notify if one hasn't been sent recently. + * Don't add the neighbor yet. + */ + LIBFCOE_FIP_DBG(fip, "beacon from new rport %x. sending claim notify\n", + new->ids.port_id); + if (time_after(jiffies, + fip->sol_time + msecs_to_jiffies(FIP_VN_ANN_WAIT))) + fcoe_ctlr_vn_send_claim(fip); +} + +/** + * fcoe_ctlr_vn_age() - Check for VN_ports without recent beacons + * @fip: The FCoE controller + * + * Called with ctlr_mutex held. + * Called only in state FIP_ST_VNMP_UP. + * Returns the soonest time for next age-out or a time far in the future. + */ +static unsigned long fcoe_ctlr_vn_age(struct fcoe_ctlr *fip) +{ + struct fc_lport *lport = fip->lp; + struct fc_rport_priv *rdata; + struct fcoe_rport *frport; + unsigned long next_time; + unsigned long deadline; + + next_time = jiffies + msecs_to_jiffies(FIP_VN_BEACON_INT * 10); + mutex_lock(&lport->disc.disc_mutex); + list_for_each_entry_rcu(rdata, &lport->disc.rports, peers) { + frport = fcoe_ctlr_rport(rdata); + if (!frport->time) + continue; + deadline = frport->time + + msecs_to_jiffies(FIP_VN_BEACON_INT * 25 / 10); + if (time_after_eq(jiffies, deadline)) { + frport->time = 0; + LIBFCOE_FIP_DBG(fip, + "port %16.16llx fc_id %6.6x beacon expired\n", + rdata->ids.port_name, rdata->ids.port_id); + lport->tt.rport_logoff(rdata); + } else if (time_before(deadline, next_time)) + next_time = deadline; + } + mutex_unlock(&lport->disc.disc_mutex); + return next_time; +} + +/** + * fcoe_ctlr_vn_recv() - Receive a FIP frame + * @fip: The FCoE controller that received the frame + * @skb: The received FIP frame + * + * Returns non-zero if the frame is dropped. + * Always consumes the frame. + */ +static int fcoe_ctlr_vn_recv(struct fcoe_ctlr *fip, struct sk_buff *skb) +{ + struct fip_header *fiph; + enum fip_vn2vn_subcode sub; + union { + struct fc_rport_priv rdata; + struct fcoe_rport frport; + } buf; + int rc; + + fiph = (struct fip_header *)skb->data; + sub = fiph->fip_subcode; + + rc = fcoe_ctlr_vn_parse(fip, skb, &buf.rdata); + if (rc) { + LIBFCOE_FIP_DBG(fip, "vn_recv vn_parse error %d\n", rc); + goto drop; + } + + mutex_lock(&fip->ctlr_mutex); + switch (sub) { + case FIP_SC_VN_PROBE_REQ: + fcoe_ctlr_vn_probe_req(fip, &buf.rdata); + break; + case FIP_SC_VN_PROBE_REP: + fcoe_ctlr_vn_probe_reply(fip, &buf.rdata); + break; + case FIP_SC_VN_CLAIM_NOTIFY: + fcoe_ctlr_vn_claim_notify(fip, &buf.rdata); + break; + case FIP_SC_VN_CLAIM_REP: + fcoe_ctlr_vn_claim_resp(fip, &buf.rdata); + break; + case FIP_SC_VN_BEACON: + fcoe_ctlr_vn_beacon(fip, &buf.rdata); + break; + default: + LIBFCOE_FIP_DBG(fip, "vn_recv unknown subcode %d\n", sub); + rc = -1; + break; + } + mutex_unlock(&fip->ctlr_mutex); +drop: + kfree_skb(skb); + return rc; +} + +/** + * fcoe_ctlr_disc_recv - discovery receive handler for VN2VN mode. + * @lport: The local port + * @fp: The received frame + * + * This should never be called since we don't see RSCNs or other + * fabric-generated ELSes. + */ +static void fcoe_ctlr_disc_recv(struct fc_lport *lport, struct fc_frame *fp) +{ + struct fc_seq_els_data rjt_data; + + rjt_data.reason = ELS_RJT_UNSUP; + rjt_data.explan = ELS_EXPL_NONE; + lport->tt.seq_els_rsp_send(fp, ELS_LS_RJT, &rjt_data); + fc_frame_free(fp); +} + +/** + * fcoe_ctlr_disc_recv - start discovery for VN2VN mode. + * @fip: The FCoE controller + * + * This sets a flag indicating that remote ports should be created + * and started for the peers we discover. We use the disc_callback + * pointer as that flag. Peers already discovered are created here. + * + * The lport lock is held during this call. The callback must be done + * later, without holding either the lport or discovery locks. + * The fcoe_ctlr lock may also be held during this call. + */ +static void fcoe_ctlr_disc_start(void (*callback)(struct fc_lport *, + enum fc_disc_event), + struct fc_lport *lport) +{ + struct fc_disc *disc = &lport->disc; + struct fcoe_ctlr *fip = disc->priv; + + mutex_lock(&disc->disc_mutex); + disc->disc_callback = callback; + disc->disc_id = (disc->disc_id + 2) | 1; + disc->pending = 1; + schedule_work(&fip->timer_work); + mutex_unlock(&disc->disc_mutex); +} + +/** + * fcoe_ctlr_vn_disc() - report FIP VN_port discovery results after claim state. + * @fip: The FCoE controller + * + * Starts the FLOGI and PLOGI login process to each discovered rport for which + * we've received at least one beacon. + * Performs the discovery complete callback. + */ +static void fcoe_ctlr_vn_disc(struct fcoe_ctlr *fip) +{ + struct fc_lport *lport = fip->lp; + struct fc_disc *disc = &lport->disc; + struct fc_rport_priv *rdata; + struct fcoe_rport *frport; + void (*callback)(struct fc_lport *, enum fc_disc_event); + + mutex_lock(&disc->disc_mutex); + callback = disc->pending ? disc->disc_callback : NULL; + disc->pending = 0; + list_for_each_entry_rcu(rdata, &disc->rports, peers) { + frport = fcoe_ctlr_rport(rdata); + if (frport->time) + lport->tt.rport_login(rdata); + } + mutex_unlock(&disc->disc_mutex); + if (callback) + callback(lport, DISC_EV_SUCCESS); +} + +/** + * fcoe_ctlr_vn_timeout - timer work function for VN2VN mode. + * @fip: The FCoE controller + */ +static void fcoe_ctlr_vn_timeout(struct fcoe_ctlr *fip) +{ + unsigned long next_time; + u8 mac[ETH_ALEN]; + u32 new_port_id = 0; + + mutex_lock(&fip->ctlr_mutex); + switch (fip->state) { + case FIP_ST_VNMP_START: + fcoe_ctlr_set_state(fip, FIP_ST_VNMP_PROBE1); + fcoe_ctlr_vn_send(fip, FIP_SC_VN_PROBE_REQ, fcoe_all_vn2vn, 0); + next_time = jiffies + msecs_to_jiffies(FIP_VN_PROBE_WAIT); + break; + case FIP_ST_VNMP_PROBE1: + fcoe_ctlr_set_state(fip, FIP_ST_VNMP_PROBE2); + fcoe_ctlr_vn_send(fip, FIP_SC_VN_PROBE_REQ, fcoe_all_vn2vn, 0); + next_time = jiffies + msecs_to_jiffies(FIP_VN_ANN_WAIT); + break; + case FIP_ST_VNMP_PROBE2: + fcoe_ctlr_set_state(fip, FIP_ST_VNMP_CLAIM); + new_port_id = fip->port_id; + hton24(mac, FIP_VN_FC_MAP); + hton24(mac + 3, new_port_id); + fcoe_ctlr_map_dest(fip); + fip->update_mac(fip->lp, mac); + fcoe_ctlr_vn_send_claim(fip); + next_time = jiffies + msecs_to_jiffies(FIP_VN_ANN_WAIT); + break; + case FIP_ST_VNMP_CLAIM: + /* + * This may be invoked either by starting discovery so don't + * go to the next state unless it's been long enough. + */ + next_time = fip->sol_time + msecs_to_jiffies(FIP_VN_ANN_WAIT); + if (time_after_eq(jiffies, next_time)) { + fcoe_ctlr_set_state(fip, FIP_ST_VNMP_UP); + fcoe_ctlr_vn_send(fip, FIP_SC_VN_BEACON, + fcoe_all_vn2vn, 0); + next_time = jiffies + msecs_to_jiffies(FIP_VN_ANN_WAIT); + fip->port_ka_time = next_time; + } + fcoe_ctlr_vn_disc(fip); + break; + case FIP_ST_VNMP_UP: + next_time = fcoe_ctlr_vn_age(fip); + if (time_after_eq(jiffies, fip->port_ka_time)) { + fcoe_ctlr_vn_send(fip, FIP_SC_VN_BEACON, + fcoe_all_vn2vn, 0); + fip->port_ka_time = jiffies + + msecs_to_jiffies(FIP_VN_BEACON_INT + + (random32() % FIP_VN_BEACON_FUZZ)); + } + if (time_before(fip->port_ka_time, next_time)) + next_time = fip->port_ka_time; + break; + case FIP_ST_LINK_WAIT: + goto unlock; + default: + WARN(1, "unexpected state %d", fip->state); + goto unlock; + } + mod_timer(&fip->timer, next_time); +unlock: + mutex_unlock(&fip->ctlr_mutex); + + /* If port ID is new, notify local port after dropping ctlr_mutex */ + if (new_port_id) + fc_lport_set_local_id(fip->lp, new_port_id); +} + +/** * fcoe_libfc_config() - Sets up libfc related properties for local port * @lp: The local port to configure libfc for + * @fip: The FCoE controller in use by the local port * @tt: The libfc function template + * @init_fcp: If non-zero, the FCP portion of libfc should be initialized * * Returns : 0 for success */ -int fcoe_libfc_config(struct fc_lport *lport, - struct libfc_function_template *tt) +int fcoe_libfc_config(struct fc_lport *lport, struct fcoe_ctlr *fip, + const struct libfc_function_template *tt, int init_fcp) { /* Set the function pointers set by the LLDD */ memcpy(&lport->tt, tt, sizeof(*tt)); - if (fc_fcp_init(lport)) + if (init_fcp && fc_fcp_init(lport)) return -ENOMEM; fc_exch_init(lport); fc_elsct_init(lport); fc_lport_init(lport); + if (fip->mode == FIP_MODE_VN2VN) + lport->rport_priv_size = sizeof(struct fcoe_rport); fc_rport_init(lport); - fc_disc_init(lport); - + if (fip->mode == FIP_MODE_VN2VN) { + lport->point_to_multipoint = 1; + lport->tt.disc_recv_req = fcoe_ctlr_disc_recv; + lport->tt.disc_start = fcoe_ctlr_disc_start; + lport->tt.disc_stop = fcoe_ctlr_disc_stop; + lport->tt.disc_stop_final = fcoe_ctlr_disc_stop_final; + mutex_init(&lport->disc.disc_mutex); + INIT_LIST_HEAD(&lport->disc.rports); + lport->disc.priv = fip; + } else { + fc_disc_init(lport); + } return 0; } EXPORT_SYMBOL_GPL(fcoe_libfc_config); - diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c index 265e73d9cd6f..9eb7a9ebccae 100644 --- a/drivers/scsi/fnic/fnic_main.c +++ b/drivers/scsi/fnic/fnic_main.c @@ -617,7 +617,6 @@ static int __devinit fnic_probe(struct pci_dev *pdev, fnic->ctlr.send = fnic_eth_send; fnic->ctlr.update_mac = fnic_update_mac; fnic->ctlr.get_src_addr = fnic_get_mac; - fcoe_ctlr_init(&fnic->ctlr); if (fnic->config.flags & VFCF_FIP_CAPABLE) { shost_printk(KERN_INFO, fnic->lport->host, "firmware supports FIP\n"); @@ -625,10 +624,11 @@ static int __devinit fnic_probe(struct pci_dev *pdev, vnic_dev_packet_filter(fnic->vdev, 1, 1, 0, 0, 0); vnic_dev_add_addr(fnic->vdev, FIP_ALL_ENODE_MACS); vnic_dev_add_addr(fnic->vdev, fnic->ctlr.ctl_src_addr); + fcoe_ctlr_init(&fnic->ctlr, FIP_MODE_AUTO); } else { shost_printk(KERN_INFO, fnic->lport->host, "firmware uses non-FIP mode\n"); - fnic->ctlr.mode = FIP_ST_NON_FIP; + fcoe_ctlr_init(&fnic->ctlr, FIP_MODE_NON_FIP); } fnic->state = FNIC_IN_FC_MODE; @@ -673,7 +673,6 @@ static int __devinit fnic_probe(struct pci_dev *pdev, /* Start local port initiatialization */ lp->link_up = 0; - lp->tt = fnic_transport_template; lp->max_retry_count = fnic->config.flogi_retries; lp->max_rport_retry_count = fnic->config.plogi_retries; @@ -689,11 +688,7 @@ static int __devinit fnic_probe(struct pci_dev *pdev, fc_set_wwnn(lp, fnic->config.node_wwn); fc_set_wwpn(lp, fnic->config.port_wwn); - fc_lport_init(lp); - fc_exch_init(lp); - fc_elsct_init(lp); - fc_rport_init(lp); - fc_disc_init(lp); + fcoe_libfc_config(lp, &fnic->ctlr, &fnic_transport_template, 0); if (!fc_exch_mgr_alloc(lp, FC_CLASS_3, FCPIO_HOST_EXCH_RANGE_START, FCPIO_HOST_EXCH_RANGE_END, NULL)) { diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 3cc47c6e1ada..198cbab3e894 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -1246,11 +1246,10 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) lp = shost_priv(sc->device->host); fnic = lport_priv(lp); - FNIC_SCSI_DBG(KERN_DEBUG, - fnic->lport->host, - "Abort Cmd called FCID 0x%x, LUN 0x%x TAG %d\n", - (starget_to_rport(scsi_target(sc->device)))->port_id, - sc->device->lun, sc->request->tag); + rport = starget_to_rport(scsi_target(sc->device)); + FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, + "Abort Cmd called FCID 0x%x, LUN 0x%x TAG %d\n", + rport->port_id, sc->device->lun, sc->request->tag); if (lp->state != LPORT_ST_READY || !(lp->link_up)) { ret = FAILED; @@ -1299,7 +1298,6 @@ int fnic_abort_cmd(struct scsi_cmnd *sc) * port is up, then send abts to the remote port to terminate * the IO. Else, just locally terminate the IO in the firmware */ - rport = starget_to_rport(scsi_target(sc->device)); if (fc_remote_port_chkready(rport) == 0) task_req = FCPIO_ITMF_ABT_TASK; else @@ -1418,7 +1416,6 @@ static int fnic_clean_pending_aborts(struct fnic *fnic, unsigned long flags; int ret = 0; struct scsi_cmnd *sc; - struct fc_rport *rport; struct scsi_lun fc_lun; struct scsi_device *lun_dev = lr_sc->device; DECLARE_COMPLETION_ONSTACK(tm_done); @@ -1458,7 +1455,6 @@ static int fnic_clean_pending_aborts(struct fnic *fnic, /* Now queue the abort command to firmware */ int_to_scsilun(sc->device->lun, &fc_lun); - rport = starget_to_rport(scsi_target(sc->device)); if (fnic_queue_abort_io_req(fnic, tag, FCPIO_ITMF_ABT_TASK_TERM, @@ -1528,18 +1524,16 @@ int fnic_device_reset(struct scsi_cmnd *sc) lp = shost_priv(sc->device->host); fnic = lport_priv(lp); - FNIC_SCSI_DBG(KERN_DEBUG, - fnic->lport->host, - "Device reset called FCID 0x%x, LUN 0x%x\n", - (starget_to_rport(scsi_target(sc->device)))->port_id, - sc->device->lun); + rport = starget_to_rport(scsi_target(sc->device)); + FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host, + "Device reset called FCID 0x%x, LUN 0x%x\n", + rport->port_id, sc->device->lun); if (lp->state != LPORT_ST_READY || !(lp->link_up)) goto fnic_device_reset_end; /* Check if remote port up */ - rport = starget_to_rport(scsi_target(sc->device)); if (fc_remote_port_chkready(rport)) goto fnic_device_reset_end; diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 6660fa92ffa1..8a8f803439e1 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -32,6 +32,7 @@ #include <linux/completion.h> #include <linux/transport_class.h> #include <linux/platform_device.h> +#include <linux/pm_runtime.h> #include <scsi/scsi_device.h> #include <scsi/scsi_host.h> @@ -156,6 +157,7 @@ EXPORT_SYMBOL(scsi_host_set_state); void scsi_remove_host(struct Scsi_Host *shost) { unsigned long flags; + mutex_lock(&shost->scan_mutex); spin_lock_irqsave(shost->host_lock, flags); if (scsi_host_set_state(shost, SHOST_CANCEL)) @@ -165,6 +167,8 @@ void scsi_remove_host(struct Scsi_Host *shost) return; } spin_unlock_irqrestore(shost->host_lock, flags); + + scsi_autopm_get_host(shost); scsi_forget_host(shost); mutex_unlock(&shost->scan_mutex); scsi_proc_host_rm(shost); @@ -216,12 +220,14 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, struct device *dev, shost->shost_gendev.parent = dev ? dev : &platform_bus; shost->dma_dev = dma_dev; - device_enable_async_suspend(&shost->shost_gendev); - error = device_add(&shost->shost_gendev); if (error) goto out; + pm_runtime_set_active(&shost->shost_gendev); + pm_runtime_enable(&shost->shost_gendev); + device_enable_async_suspend(&shost->shost_gendev); + scsi_host_set_state(shost, SHOST_RUNNING); get_device(shost->shost_gendev.parent); @@ -325,7 +331,6 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) { struct Scsi_Host *shost; gfp_t gfp_mask = GFP_KERNEL; - int rval; if (sht->unchecked_isa_dma && privsize) gfp_mask |= __GFP_DMA; @@ -420,7 +425,8 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) shost->ehandler = kthread_run(scsi_error_handler, shost, "scsi_eh_%d", shost->host_no); if (IS_ERR(shost->ehandler)) { - rval = PTR_ERR(shost->ehandler); + printk(KERN_WARNING "scsi%d: error handler thread failed to spawn, error = %ld\n", + shost->host_no, PTR_ERR(shost->ehandler)); goto fail_kfree; } diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index c016426b31b2..4f5551b5fe53 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -86,10 +86,17 @@ static const struct pci_device_id hpsa_pci_device_id[] = { {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x324a}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x324b}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3233}, + {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3250}, + {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3251}, + {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3252}, + {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3253}, + {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3254}, #define PCI_DEVICE_ID_HP_CISSF 0x333f {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSF, 0x103C, 0x333F}, {PCI_VENDOR_ID_HP, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_RAID << 8, 0xffff << 8, 0}, + {PCI_VENDOR_ID_COMPAQ, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, + PCI_CLASS_STORAGE_RAID << 8, 0xffff << 8, 0}, {0,} }; @@ -109,12 +116,18 @@ static struct board_type products[] = { {0x324b103C, "Smart Array P711m", &SA5_access}, {0x3233103C, "StorageWorks P1210m", &SA5_access}, {0x333F103C, "StorageWorks P1210m", &SA5_access}, + {0x3250103C, "Smart Array", &SA5_access}, + {0x3250113C, "Smart Array", &SA5_access}, + {0x3250123C, "Smart Array", &SA5_access}, + {0x3250133C, "Smart Array", &SA5_access}, + {0x3250143C, "Smart Array", &SA5_access}, {0xFFFF103C, "Unknown Smart Array", &SA5_access}, }; static int number_of_controllers; -static irqreturn_t do_hpsa_intr(int irq, void *dev_id); +static irqreturn_t do_hpsa_intr_intx(int irq, void *dev_id); +static irqreturn_t do_hpsa_intr_msi(int irq, void *dev_id); static int hpsa_ioctl(struct scsi_device *dev, int cmd, void *arg); static void start_io(struct ctlr_info *h); @@ -148,6 +161,8 @@ static ssize_t lunid_show(struct device *dev, struct device_attribute *attr, char *buf); static ssize_t unique_id_show(struct device *dev, struct device_attribute *attr, char *buf); +static ssize_t host_show_firmware_revision(struct device *dev, + struct device_attribute *attr, char *buf); static void hpsa_update_scsi_devices(struct ctlr_info *h, int hostno); static ssize_t host_store_rescan(struct device *dev, struct device_attribute *attr, const char *buf, size_t count); @@ -158,13 +173,21 @@ static void check_ioctl_unit_attention(struct ctlr_info *h, /* performant mode helper functions */ static void calc_bucket_map(int *bucket, int num_buckets, int nsgs, int *bucket_map); -static void hpsa_put_ctlr_into_performant_mode(struct ctlr_info *h); +static __devinit void hpsa_put_ctlr_into_performant_mode(struct ctlr_info *h); static inline u32 next_command(struct ctlr_info *h); +static int __devinit hpsa_find_cfg_addrs(struct pci_dev *pdev, + void __iomem *vaddr, u32 *cfg_base_addr, u64 *cfg_base_addr_index, + u64 *cfg_offset); +static int __devinit hpsa_pci_find_memory_BAR(struct pci_dev *pdev, + unsigned long *memory_bar); +static int __devinit hpsa_lookup_board_id(struct pci_dev *pdev, u32 *board_id); static DEVICE_ATTR(raid_level, S_IRUGO, raid_level_show, NULL); static DEVICE_ATTR(lunid, S_IRUGO, lunid_show, NULL); static DEVICE_ATTR(unique_id, S_IRUGO, unique_id_show, NULL); static DEVICE_ATTR(rescan, S_IWUSR, NULL, host_store_rescan); +static DEVICE_ATTR(firmware_revision, S_IRUGO, + host_show_firmware_revision, NULL); static struct device_attribute *hpsa_sdev_attrs[] = { &dev_attr_raid_level, @@ -175,6 +198,7 @@ static struct device_attribute *hpsa_sdev_attrs[] = { static struct device_attribute *hpsa_shost_attrs[] = { &dev_attr_rescan, + &dev_attr_firmware_revision, NULL, }; @@ -260,6 +284,21 @@ static ssize_t host_store_rescan(struct device *dev, return count; } +static ssize_t host_show_firmware_revision(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct ctlr_info *h; + struct Scsi_Host *shost = class_to_shost(dev); + unsigned char *fwrev; + + h = shost_to_hba(shost); + if (!h->hba_inquiry_data) + return 0; + fwrev = &h->hba_inquiry_data[32]; + return snprintf(buf, 20, "%c%c%c%c\n", + fwrev[0], fwrev[1], fwrev[2], fwrev[3]); +} + /* Enqueuing and dequeuing functions for cmdlists. */ static inline void addQ(struct hlist_head *list, struct CommandList *c) { @@ -1440,12 +1479,6 @@ static int hpsa_update_device_info(struct ctlr_info *h, goto bail_out; } - /* As a side effect, record the firmware version number - * if we happen to be talking to the RAID controller. - */ - if (is_hba_lunid(scsi3addr)) - memcpy(h->firm_ver, &inq_buff[32], 4); - this_device->devtype = (inq_buff[0] & 0x1f); memcpy(this_device->scsi3addr, scsi3addr, 8); memcpy(this_device->vendor, &inq_buff[8], @@ -2826,9 +2859,8 @@ static inline bool interrupt_pending(struct ctlr_info *h) static inline long interrupt_not_for_us(struct ctlr_info *h) { - return !(h->msi_vector || h->msix_vector) && - ((h->access.intr_pending(h) == 0) || - (h->interrupts_enabled == 0)); + return (h->access.intr_pending(h) == 0) || + (h->interrupts_enabled == 0); } static inline int bad_tag(struct ctlr_info *h, u32 tag_index, @@ -2902,7 +2934,7 @@ static inline u32 process_nonindexed_cmd(struct ctlr_info *h, return next_command(h); } -static irqreturn_t do_hpsa_intr(int irq, void *dev_id) +static irqreturn_t do_hpsa_intr_intx(int irq, void *dev_id) { struct ctlr_info *h = dev_id; unsigned long flags; @@ -2911,6 +2943,26 @@ static irqreturn_t do_hpsa_intr(int irq, void *dev_id) if (interrupt_not_for_us(h)) return IRQ_NONE; spin_lock_irqsave(&h->lock, flags); + while (interrupt_pending(h)) { + raw_tag = get_next_completion(h); + while (raw_tag != FIFO_EMPTY) { + if (hpsa_tag_contains_index(raw_tag)) + raw_tag = process_indexed_cmd(h, raw_tag); + else + raw_tag = process_nonindexed_cmd(h, raw_tag); + } + } + spin_unlock_irqrestore(&h->lock, flags); + return IRQ_HANDLED; +} + +static irqreturn_t do_hpsa_intr_msi(int irq, void *dev_id) +{ + struct ctlr_info *h = dev_id; + unsigned long flags; + u32 raw_tag; + + spin_lock_irqsave(&h->lock, flags); raw_tag = get_next_completion(h); while (raw_tag != FIFO_EMPTY) { if (hpsa_tag_contains_index(raw_tag)) @@ -3052,17 +3104,75 @@ static __devinit int hpsa_reset_msi(struct pci_dev *pdev) return 0; } -/* This does a hard reset of the controller using PCI power management - * states. - */ -static __devinit int hpsa_hard_reset_controller(struct pci_dev *pdev) +static int hpsa_controller_hard_reset(struct pci_dev *pdev, + void * __iomem vaddr, bool use_doorbell) { - u16 pmcsr, saved_config_space[32]; - int i, pos; + u16 pmcsr; + int pos; - dev_info(&pdev->dev, "using PCI PM to reset controller\n"); + if (use_doorbell) { + /* For everything after the P600, the PCI power state method + * of resetting the controller doesn't work, so we have this + * other way using the doorbell register. + */ + dev_info(&pdev->dev, "using doorbell to reset controller\n"); + writel(DOORBELL_CTLR_RESET, vaddr + SA5_DOORBELL); + msleep(1000); + } else { /* Try to do it the PCI power state way */ + + /* Quoting from the Open CISS Specification: "The Power + * Management Control/Status Register (CSR) controls the power + * state of the device. The normal operating state is D0, + * CSR=00h. The software off state is D3, CSR=03h. To reset + * the controller, place the interface device in D3 then to D0, + * this causes a secondary PCI reset which will reset the + * controller." */ + + pos = pci_find_capability(pdev, PCI_CAP_ID_PM); + if (pos == 0) { + dev_err(&pdev->dev, + "hpsa_reset_controller: " + "PCI PM not supported\n"); + return -ENODEV; + } + dev_info(&pdev->dev, "using PCI PM to reset controller\n"); + /* enter the D3hot power management state */ + pci_read_config_word(pdev, pos + PCI_PM_CTRL, &pmcsr); + pmcsr &= ~PCI_PM_CTRL_STATE_MASK; + pmcsr |= PCI_D3hot; + pci_write_config_word(pdev, pos + PCI_PM_CTRL, pmcsr); - /* This is very nearly the same thing as + msleep(500); + + /* enter the D0 power management state */ + pmcsr &= ~PCI_PM_CTRL_STATE_MASK; + pmcsr |= PCI_D0; + pci_write_config_word(pdev, pos + PCI_PM_CTRL, pmcsr); + + msleep(500); + } + return 0; +} + +/* This does a hard reset of the controller using PCI power management + * states or the using the doorbell register. + */ +static __devinit int hpsa_kdump_hard_reset_controller(struct pci_dev *pdev) +{ + u16 saved_config_space[32]; + u64 cfg_offset; + u32 cfg_base_addr; + u64 cfg_base_addr_index; + void __iomem *vaddr; + unsigned long paddr; + u32 misc_fw_support, active_transport; + int rc, i; + struct CfgTable __iomem *cfgtable; + bool use_doorbell; + u32 board_id; + + /* For controllers as old as the P600, this is very nearly + * the same thing as * * pci_save_state(pci_dev); * pci_set_power_state(pci_dev, PCI_D3hot); @@ -3076,41 +3186,54 @@ static __devinit int hpsa_hard_reset_controller(struct pci_dev *pdev) * violate the ordering requirements for restoring the * configuration space from the CCISS document (see the * comment below). So we roll our own .... + * + * For controllers newer than the P600, the pci power state + * method of resetting doesn't work so we have another way + * using the doorbell register. */ + /* Exclude 640x boards. These are two pci devices in one slot + * which share a battery backed cache module. One controls the + * cache, the other accesses the cache through the one that controls + * it. If we reset the one controlling the cache, the other will + * likely not be happy. Just forbid resetting this conjoined mess. + * The 640x isn't really supported by hpsa anyway. + */ + hpsa_lookup_board_id(pdev, &board_id); + if (board_id == 0x409C0E11 || board_id == 0x409D0E11) + return -ENOTSUPP; + for (i = 0; i < 32; i++) pci_read_config_word(pdev, 2*i, &saved_config_space[i]); - pos = pci_find_capability(pdev, PCI_CAP_ID_PM); - if (pos == 0) { - dev_err(&pdev->dev, - "hpsa_reset_controller: PCI PM not supported\n"); - return -ENODEV; - } - - /* Quoting from the Open CISS Specification: "The Power - * Management Control/Status Register (CSR) controls the power - * state of the device. The normal operating state is D0, - * CSR=00h. The software off state is D3, CSR=03h. To reset - * the controller, place the interface device in D3 then to - * D0, this causes a secondary PCI reset which will reset the - * controller." - */ - /* enter the D3hot power management state */ - pci_read_config_word(pdev, pos + PCI_PM_CTRL, &pmcsr); - pmcsr &= ~PCI_PM_CTRL_STATE_MASK; - pmcsr |= PCI_D3hot; - pci_write_config_word(pdev, pos + PCI_PM_CTRL, pmcsr); + /* find the first memory BAR, so we can find the cfg table */ + rc = hpsa_pci_find_memory_BAR(pdev, &paddr); + if (rc) + return rc; + vaddr = remap_pci_mem(paddr, 0x250); + if (!vaddr) + return -ENOMEM; - msleep(500); + /* find cfgtable in order to check if reset via doorbell is supported */ + rc = hpsa_find_cfg_addrs(pdev, vaddr, &cfg_base_addr, + &cfg_base_addr_index, &cfg_offset); + if (rc) + goto unmap_vaddr; + cfgtable = remap_pci_mem(pci_resource_start(pdev, + cfg_base_addr_index) + cfg_offset, sizeof(*cfgtable)); + if (!cfgtable) { + rc = -ENOMEM; + goto unmap_vaddr; + } - /* enter the D0 power management state */ - pmcsr &= ~PCI_PM_CTRL_STATE_MASK; - pmcsr |= PCI_D0; - pci_write_config_word(pdev, pos + PCI_PM_CTRL, pmcsr); + /* If reset via doorbell register is supported, use that. */ + misc_fw_support = readl(&cfgtable->misc_fw_support); + use_doorbell = misc_fw_support & MISC_FW_DOORBELL_RESET; - msleep(500); + rc = hpsa_controller_hard_reset(pdev, vaddr, use_doorbell); + if (rc) + goto unmap_cfgtable; /* Restore the PCI configuration space. The Open CISS * Specification says, "Restore the PCI Configuration @@ -3127,7 +3250,29 @@ static __devinit int hpsa_hard_reset_controller(struct pci_dev *pdev) wmb(); pci_write_config_word(pdev, 4, saved_config_space[2]); - return 0; + /* Some devices (notably the HP Smart Array 5i Controller) + need a little pause here */ + msleep(HPSA_POST_RESET_PAUSE_MSECS); + + /* Controller should be in simple mode at this point. If it's not, + * It means we're on one of those controllers which doesn't support + * the doorbell reset method and on which the PCI power management reset + * method doesn't work (P800, for example.) + * In those cases, pretend the reset worked and hope for the best. + */ + active_transport = readl(&cfgtable->TransportActive); + if (active_transport & PERFORMANT_MODE) { + dev_warn(&pdev->dev, "Unable to successfully reset controller," + " proceeding anyway.\n"); + rc = -ENOTSUPP; + } + +unmap_cfgtable: + iounmap(cfgtable); + +unmap_vaddr: + iounmap(vaddr); + return rc; } /* @@ -3135,9 +3280,9 @@ static __devinit int hpsa_hard_reset_controller(struct pci_dev *pdev) * the io functions. * This is for debug only. */ -#ifdef HPSA_DEBUG static void print_cfg_table(struct device *dev, struct CfgTable *tb) { +#ifdef HPSA_DEBUG int i; char temp_name[17]; @@ -3167,8 +3312,8 @@ static void print_cfg_table(struct device *dev, struct CfgTable *tb) dev_info(dev, " Server Name = %s\n", temp_name); dev_info(dev, " Heartbeat Counter = 0x%x\n\n\n", readl(&(tb->HeartBeat))); -} #endif /* HPSA_DEBUG */ +} static int find_PCI_BAR_index(struct pci_dev *pdev, unsigned long pci_bar_addr) { @@ -3209,8 +3354,7 @@ static int find_PCI_BAR_index(struct pci_dev *pdev, unsigned long pci_bar_addr) * controllers that are capable. If not, we use IO-APIC mode. */ -static void __devinit hpsa_interrupt_mode(struct ctlr_info *h, - struct pci_dev *pdev, u32 board_id) +static void __devinit hpsa_interrupt_mode(struct ctlr_info *h) { #ifdef CONFIG_PCI_MSI int err; @@ -3219,13 +3363,12 @@ static void __devinit hpsa_interrupt_mode(struct ctlr_info *h, }; /* Some boards advertise MSI but don't really support it */ - if ((board_id == 0x40700E11) || - (board_id == 0x40800E11) || - (board_id == 0x40820E11) || (board_id == 0x40830E11)) + if ((h->board_id == 0x40700E11) || (h->board_id == 0x40800E11) || + (h->board_id == 0x40820E11) || (h->board_id == 0x40830E11)) goto default_int_mode; - if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) { - dev_info(&pdev->dev, "MSIX\n"); - err = pci_enable_msix(pdev, hpsa_msix_entries, 4); + if (pci_find_capability(h->pdev, PCI_CAP_ID_MSIX)) { + dev_info(&h->pdev->dev, "MSIX\n"); + err = pci_enable_msix(h->pdev, hpsa_msix_entries, 4); if (!err) { h->intr[0] = hpsa_msix_entries[0].vector; h->intr[1] = hpsa_msix_entries[1].vector; @@ -3235,144 +3378,158 @@ static void __devinit hpsa_interrupt_mode(struct ctlr_info *h, return; } if (err > 0) { - dev_warn(&pdev->dev, "only %d MSI-X vectors " + dev_warn(&h->pdev->dev, "only %d MSI-X vectors " "available\n", err); goto default_int_mode; } else { - dev_warn(&pdev->dev, "MSI-X init failed %d\n", + dev_warn(&h->pdev->dev, "MSI-X init failed %d\n", err); goto default_int_mode; } } - if (pci_find_capability(pdev, PCI_CAP_ID_MSI)) { - dev_info(&pdev->dev, "MSI\n"); - if (!pci_enable_msi(pdev)) + if (pci_find_capability(h->pdev, PCI_CAP_ID_MSI)) { + dev_info(&h->pdev->dev, "MSI\n"); + if (!pci_enable_msi(h->pdev)) h->msi_vector = 1; else - dev_warn(&pdev->dev, "MSI init failed\n"); + dev_warn(&h->pdev->dev, "MSI init failed\n"); } default_int_mode: #endif /* CONFIG_PCI_MSI */ /* if we get here we're going to use the default interrupt mode */ - h->intr[PERF_MODE_INT] = pdev->irq; + h->intr[PERF_MODE_INT] = h->pdev->irq; } -static int __devinit hpsa_pci_init(struct ctlr_info *h, struct pci_dev *pdev) +static int __devinit hpsa_lookup_board_id(struct pci_dev *pdev, u32 *board_id) { - ushort subsystem_vendor_id, subsystem_device_id, command; - u32 board_id, scratchpad = 0; - u64 cfg_offset; - u32 cfg_base_addr; - u64 cfg_base_addr_index; - u32 trans_offset; - int i, prod_index, err; + int i; + u32 subsystem_vendor_id, subsystem_device_id; subsystem_vendor_id = pdev->subsystem_vendor; subsystem_device_id = pdev->subsystem_device; - board_id = (((u32) (subsystem_device_id << 16) & 0xffff0000) | - subsystem_vendor_id); + *board_id = ((subsystem_device_id << 16) & 0xffff0000) | + subsystem_vendor_id; for (i = 0; i < ARRAY_SIZE(products); i++) - if (board_id == products[i].board_id) - break; - - prod_index = i; - - if (prod_index == ARRAY_SIZE(products)) { - prod_index--; - if (subsystem_vendor_id != PCI_VENDOR_ID_HP || - !hpsa_allow_any) { - dev_warn(&pdev->dev, "unrecognized board ID:" - " 0x%08lx, ignoring.\n", - (unsigned long) board_id); + if (*board_id == products[i].board_id) + return i; + + if ((subsystem_vendor_id != PCI_VENDOR_ID_HP && + subsystem_vendor_id != PCI_VENDOR_ID_COMPAQ) || + !hpsa_allow_any) { + dev_warn(&pdev->dev, "unrecognized board ID: " + "0x%08x, ignoring.\n", *board_id); return -ENODEV; - } - } - /* check to see if controller has been disabled - * BEFORE trying to enable it - */ - (void)pci_read_config_word(pdev, PCI_COMMAND, &command); - if (!(command & 0x02)) { - dev_warn(&pdev->dev, "controller appears to be disabled\n"); - return -ENODEV; - } - - err = pci_enable_device(pdev); - if (err) { - dev_warn(&pdev->dev, "unable to enable PCI device\n"); - return err; } + return ARRAY_SIZE(products) - 1; /* generic unknown smart array */ +} - err = pci_request_regions(pdev, "hpsa"); - if (err) { - dev_err(&pdev->dev, "cannot obtain PCI resources, aborting\n"); - return err; - } +static inline bool hpsa_board_disabled(struct pci_dev *pdev) +{ + u16 command; - /* If the kernel supports MSI/MSI-X we will try to enable that, - * else we use the IO-APIC interrupt assigned to us by system ROM. - */ - hpsa_interrupt_mode(h, pdev, board_id); + (void) pci_read_config_word(pdev, PCI_COMMAND, &command); + return ((command & PCI_COMMAND_MEMORY) == 0); +} - /* find the memory BAR */ - for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) { - if (pci_resource_flags(pdev, i) & IORESOURCE_MEM) - break; - } - if (i == DEVICE_COUNT_RESOURCE) { - dev_warn(&pdev->dev, "no memory BAR found\n"); - err = -ENODEV; - goto err_out_free_res; - } +static int __devinit hpsa_pci_find_memory_BAR(struct pci_dev *pdev, + unsigned long *memory_bar) +{ + int i; - h->paddr = pci_resource_start(pdev, i); /* addressing mode bits - * already removed - */ + for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) + if (pci_resource_flags(pdev, i) & IORESOURCE_MEM) { + /* addressing mode bits already removed */ + *memory_bar = pci_resource_start(pdev, i); + dev_dbg(&pdev->dev, "memory BAR = %lx\n", + *memory_bar); + return 0; + } + dev_warn(&pdev->dev, "no memory BAR found\n"); + return -ENODEV; +} - h->vaddr = remap_pci_mem(h->paddr, 0x250); +static int __devinit hpsa_wait_for_board_ready(struct ctlr_info *h) +{ + int i; + u32 scratchpad; - /* Wait for the board to become ready. */ for (i = 0; i < HPSA_BOARD_READY_ITERATIONS; i++) { scratchpad = readl(h->vaddr + SA5_SCRATCHPAD_OFFSET); if (scratchpad == HPSA_FIRMWARE_READY) - break; + return 0; msleep(HPSA_BOARD_READY_POLL_INTERVAL_MSECS); } - if (scratchpad != HPSA_FIRMWARE_READY) { - dev_warn(&pdev->dev, "board not ready, timed out.\n"); - err = -ENODEV; - goto err_out_free_res; - } + dev_warn(&h->pdev->dev, "board not ready, timed out.\n"); + return -ENODEV; +} - /* get the address index number */ - cfg_base_addr = readl(h->vaddr + SA5_CTCFG_OFFSET); - cfg_base_addr &= (u32) 0x0000ffff; - cfg_base_addr_index = find_PCI_BAR_index(pdev, cfg_base_addr); - if (cfg_base_addr_index == -1) { +static int __devinit hpsa_find_cfg_addrs(struct pci_dev *pdev, + void __iomem *vaddr, u32 *cfg_base_addr, u64 *cfg_base_addr_index, + u64 *cfg_offset) +{ + *cfg_base_addr = readl(vaddr + SA5_CTCFG_OFFSET); + *cfg_offset = readl(vaddr + SA5_CTMEM_OFFSET); + *cfg_base_addr &= (u32) 0x0000ffff; + *cfg_base_addr_index = find_PCI_BAR_index(pdev, *cfg_base_addr); + if (*cfg_base_addr_index == -1) { dev_warn(&pdev->dev, "cannot find cfg_base_addr_index\n"); - err = -ENODEV; - goto err_out_free_res; + return -ENODEV; } + return 0; +} - cfg_offset = readl(h->vaddr + SA5_CTMEM_OFFSET); - h->cfgtable = remap_pci_mem(pci_resource_start(pdev, - cfg_base_addr_index) + cfg_offset, - sizeof(h->cfgtable)); +static int __devinit hpsa_find_cfgtables(struct ctlr_info *h) +{ + u64 cfg_offset; + u32 cfg_base_addr; + u64 cfg_base_addr_index; + u32 trans_offset; + int rc; + + rc = hpsa_find_cfg_addrs(h->pdev, h->vaddr, &cfg_base_addr, + &cfg_base_addr_index, &cfg_offset); + if (rc) + return rc; + h->cfgtable = remap_pci_mem(pci_resource_start(h->pdev, + cfg_base_addr_index) + cfg_offset, sizeof(*h->cfgtable)); + if (!h->cfgtable) + return -ENOMEM; /* Find performant mode table. */ - trans_offset = readl(&(h->cfgtable->TransMethodOffset)); - h->transtable = remap_pci_mem(pci_resource_start(pdev, + trans_offset = readl(&h->cfgtable->TransMethodOffset); + h->transtable = remap_pci_mem(pci_resource_start(h->pdev, cfg_base_addr_index)+cfg_offset+trans_offset, sizeof(*h->transtable)); + if (!h->transtable) + return -ENOMEM; + return 0; +} - h->board_id = board_id; +static void __devinit hpsa_get_max_perf_mode_cmds(struct ctlr_info *h) +{ h->max_commands = readl(&(h->cfgtable->MaxPerformantModeCommands)); - h->maxsgentries = readl(&(h->cfgtable->MaxScatterGatherElements)); + if (h->max_commands < 16) { + dev_warn(&h->pdev->dev, "Controller reports " + "max supported commands of %d, an obvious lie. " + "Using 16. Ensure that firmware is up to date.\n", + h->max_commands); + h->max_commands = 16; + } +} +/* Interrogate the hardware for some limits: + * max commands, max SG elements without chaining, and with chaining, + * SG chain block size, etc. + */ +static void __devinit hpsa_find_board_params(struct ctlr_info *h) +{ + hpsa_get_max_perf_mode_cmds(h); + h->nr_cmds = h->max_commands - 4; /* Allow room for some ioctls */ + h->maxsgentries = readl(&(h->cfgtable->MaxScatterGatherElements)); /* * Limit in-command s/g elements to 32 save dma'able memory. * Howvever spec says if 0, use 31 */ - h->max_cmd_sg_entries = 31; if (h->maxsgentries > 512) { h->max_cmd_sg_entries = 32; @@ -3382,45 +3539,49 @@ static int __devinit hpsa_pci_init(struct ctlr_info *h, struct pci_dev *pdev) h->maxsgentries = 31; /* default to traditional values */ h->chainsize = 0; } +} - h->product_name = products[prod_index].product_name; - h->access = *(products[prod_index].access); - /* Allow room for some ioctls */ - h->nr_cmds = h->max_commands - 4; - +static inline bool hpsa_CISS_signature_present(struct ctlr_info *h) +{ if ((readb(&h->cfgtable->Signature[0]) != 'C') || (readb(&h->cfgtable->Signature[1]) != 'I') || (readb(&h->cfgtable->Signature[2]) != 'S') || (readb(&h->cfgtable->Signature[3]) != 'S')) { - dev_warn(&pdev->dev, "not a valid CISS config table\n"); - err = -ENODEV; - goto err_out_free_res; + dev_warn(&h->pdev->dev, "not a valid CISS config table\n"); + return false; } + return true; +} + +/* Need to enable prefetch in the SCSI core for 6400 in x86 */ +static inline void hpsa_enable_scsi_prefetch(struct ctlr_info *h) +{ #ifdef CONFIG_X86 - { - /* Need to enable prefetch in the SCSI core for 6400 in x86 */ - u32 prefetch; - prefetch = readl(&(h->cfgtable->SCSI_Prefetch)); - prefetch |= 0x100; - writel(prefetch, &(h->cfgtable->SCSI_Prefetch)); - } + u32 prefetch; + + prefetch = readl(&(h->cfgtable->SCSI_Prefetch)); + prefetch |= 0x100; + writel(prefetch, &(h->cfgtable->SCSI_Prefetch)); #endif +} - /* Disabling DMA prefetch for the P600 - * An ASIC bug may result in a prefetch beyond - * physical memory. - */ - if (board_id == 0x3225103C) { - u32 dma_prefetch; - dma_prefetch = readl(h->vaddr + I2O_DMA1_CFG); - dma_prefetch |= 0x8000; - writel(dma_prefetch, h->vaddr + I2O_DMA1_CFG); - } +/* Disable DMA prefetch for the P600. Otherwise an ASIC bug may result + * in a prefetch beyond physical memory. + */ +static inline void hpsa_p600_dma_prefetch_quirk(struct ctlr_info *h) +{ + u32 dma_prefetch; - h->max_commands = readl(&(h->cfgtable->CmdsOutMax)); - /* Update the field, and then ring the doorbell */ - writel(CFGTBL_Trans_Simple, &(h->cfgtable->HostWrite.TransportRequest)); - writel(CFGTBL_ChangeReq, h->vaddr + SA5_DOORBELL); + if (h->board_id != 0x3225103C) + return; + dma_prefetch = readl(h->vaddr + I2O_DMA1_CFG); + dma_prefetch |= 0x8000; + writel(dma_prefetch, h->vaddr + I2O_DMA1_CFG); +} + +static void __devinit hpsa_wait_for_mode_change_ack(struct ctlr_info *h) +{ + int i; /* under certain very rare conditions, this can take awhile. * (e.g.: hot replace a failed 144GB drive in a RAID 5 set right @@ -3432,24 +3593,96 @@ static int __devinit hpsa_pci_init(struct ctlr_info *h, struct pci_dev *pdev) /* delay and try again */ msleep(10); } +} -#ifdef HPSA_DEBUG - print_cfg_table(&pdev->dev, h->cfgtable); -#endif /* HPSA_DEBUG */ +static int __devinit hpsa_enter_simple_mode(struct ctlr_info *h) +{ + u32 trans_support; + trans_support = readl(&(h->cfgtable->TransportSupport)); + if (!(trans_support & SIMPLE_MODE)) + return -ENOTSUPP; + + h->max_commands = readl(&(h->cfgtable->CmdsOutMax)); + /* Update the field, and then ring the doorbell */ + writel(CFGTBL_Trans_Simple, &(h->cfgtable->HostWrite.TransportRequest)); + writel(CFGTBL_ChangeReq, h->vaddr + SA5_DOORBELL); + hpsa_wait_for_mode_change_ack(h); + print_cfg_table(&h->pdev->dev, h->cfgtable); if (!(readl(&(h->cfgtable->TransportActive)) & CFGTBL_Trans_Simple)) { - dev_warn(&pdev->dev, "unable to get board into simple mode\n"); + dev_warn(&h->pdev->dev, + "unable to get board into simple mode\n"); + return -ENODEV; + } + return 0; +} + +static int __devinit hpsa_pci_init(struct ctlr_info *h) +{ + int prod_index, err; + + prod_index = hpsa_lookup_board_id(h->pdev, &h->board_id); + if (prod_index < 0) + return -ENODEV; + h->product_name = products[prod_index].product_name; + h->access = *(products[prod_index].access); + + if (hpsa_board_disabled(h->pdev)) { + dev_warn(&h->pdev->dev, "controller appears to be disabled\n"); + return -ENODEV; + } + err = pci_enable_device(h->pdev); + if (err) { + dev_warn(&h->pdev->dev, "unable to enable PCI device\n"); + return err; + } + + err = pci_request_regions(h->pdev, "hpsa"); + if (err) { + dev_err(&h->pdev->dev, + "cannot obtain PCI resources, aborting\n"); + return err; + } + hpsa_interrupt_mode(h); + err = hpsa_pci_find_memory_BAR(h->pdev, &h->paddr); + if (err) + goto err_out_free_res; + h->vaddr = remap_pci_mem(h->paddr, 0x250); + if (!h->vaddr) { + err = -ENOMEM; + goto err_out_free_res; + } + err = hpsa_wait_for_board_ready(h); + if (err) + goto err_out_free_res; + err = hpsa_find_cfgtables(h); + if (err) + goto err_out_free_res; + hpsa_find_board_params(h); + + if (!hpsa_CISS_signature_present(h)) { err = -ENODEV; goto err_out_free_res; } + hpsa_enable_scsi_prefetch(h); + hpsa_p600_dma_prefetch_quirk(h); + err = hpsa_enter_simple_mode(h); + if (err) + goto err_out_free_res; return 0; err_out_free_res: + if (h->transtable) + iounmap(h->transtable); + if (h->cfgtable) + iounmap(h->cfgtable); + if (h->vaddr) + iounmap(h->vaddr); /* * Deliberately omit pci_disable_device(): it does something nasty to * Smart Array controllers that pci_enable_device does not undo */ - pci_release_regions(pdev); + pci_release_regions(h->pdev); return err; } @@ -3469,33 +3702,51 @@ static void __devinit hpsa_hba_inquiry(struct ctlr_info *h) } } +static __devinit int hpsa_init_reset_devices(struct pci_dev *pdev) +{ + int rc, i; + + if (!reset_devices) + return 0; + + /* Reset the controller with a PCI power-cycle or via doorbell */ + rc = hpsa_kdump_hard_reset_controller(pdev); + + /* -ENOTSUPP here means we cannot reset the controller + * but it's already (and still) up and running in + * "performant mode". Or, it might be 640x, which can't reset + * due to concerns about shared bbwc between 6402/6404 pair. + */ + if (rc == -ENOTSUPP) + return 0; /* just try to do the kdump anyhow. */ + if (rc) + return -ENODEV; + if (hpsa_reset_msi(pdev)) + return -ENODEV; + + /* Now try to get the controller to respond to a no-op */ + for (i = 0; i < HPSA_POST_RESET_NOOP_RETRIES; i++) { + if (hpsa_noop(pdev) == 0) + break; + else + dev_warn(&pdev->dev, "no-op failed%s\n", + (i < 11 ? "; re-trying" : "")); + } + return 0; +} + static int __devinit hpsa_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { - int i, rc; - int dac; + int dac, rc; struct ctlr_info *h; if (number_of_controllers == 0) printk(KERN_INFO DRIVER_NAME "\n"); - if (reset_devices) { - /* Reset the controller with a PCI power-cycle */ - if (hpsa_hard_reset_controller(pdev) || hpsa_reset_msi(pdev)) - return -ENODEV; - /* Some devices (notably the HP Smart Array 5i Controller) - need a little pause here */ - msleep(HPSA_POST_RESET_PAUSE_MSECS); - - /* Now try to get the controller to respond to a no-op */ - for (i = 0; i < HPSA_POST_RESET_NOOP_RETRIES; i++) { - if (hpsa_noop(pdev) == 0) - break; - else - dev_warn(&pdev->dev, "no-op failed%s\n", - (i < 11 ? "; re-trying" : "")); - } - } + rc = hpsa_init_reset_devices(pdev); + if (rc) + return rc; /* Command structures must be aligned on a 32-byte boundary because * the 5 lower bits of the address are used by the hardware. and by @@ -3507,17 +3758,17 @@ static int __devinit hpsa_init_one(struct pci_dev *pdev, if (!h) return -ENOMEM; + h->pdev = pdev; h->busy_initializing = 1; INIT_HLIST_HEAD(&h->cmpQ); INIT_HLIST_HEAD(&h->reqQ); - rc = hpsa_pci_init(h, pdev); + rc = hpsa_pci_init(h); if (rc != 0) goto clean1; sprintf(h->devname, "hpsa%d", number_of_controllers); h->ctlr = number_of_controllers; number_of_controllers++; - h->pdev = pdev; /* configure PCI DMA stuff */ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(64)); @@ -3535,8 +3786,13 @@ static int __devinit hpsa_init_one(struct pci_dev *pdev, /* make sure the board interrupts are off */ h->access.set_intr_mask(h, HPSA_INTR_OFF); - rc = request_irq(h->intr[PERF_MODE_INT], do_hpsa_intr, - IRQF_DISABLED, h->devname, h); + + if (h->msix_vector || h->msi_vector) + rc = request_irq(h->intr[PERF_MODE_INT], do_hpsa_intr_msi, + IRQF_DISABLED, h->devname, h); + else + rc = request_irq(h->intr[PERF_MODE_INT], do_hpsa_intr_intx, + IRQF_DISABLED, h->devname, h); if (rc) { dev_err(&pdev->dev, "unable to get irq %d for %s\n", h->intr[PERF_MODE_INT], h->devname); @@ -3663,6 +3919,8 @@ static void __devexit hpsa_remove_one(struct pci_dev *pdev) hpsa_unregister_scsi(h); /* unhook from SCSI subsystem */ hpsa_shutdown(pdev); iounmap(h->vaddr); + iounmap(h->transtable); + iounmap(h->cfgtable); hpsa_free_sg_chain_blocks(h); pci_free_consistent(h->pdev, h->nr_cmds * sizeof(struct CommandList), @@ -3742,38 +4000,35 @@ static void calc_bucket_map(int bucket[], int num_buckets, } } -static void hpsa_put_ctlr_into_performant_mode(struct ctlr_info *h) +static __devinit void hpsa_enter_performant_mode(struct ctlr_info *h) { - u32 trans_support; - u64 trans_offset; + int i; + unsigned long register_value; + + /* This is a bit complicated. There are 8 registers on + * the controller which we write to to tell it 8 different + * sizes of commands which there may be. It's a way of + * reducing the DMA done to fetch each command. Encoded into + * each command's tag are 3 bits which communicate to the controller + * which of the eight sizes that command fits within. The size of + * each command depends on how many scatter gather entries there are. + * Each SG entry requires 16 bytes. The eight registers are programmed + * with the number of 16-byte blocks a command of that size requires. + * The smallest command possible requires 5 such 16 byte blocks. + * the largest command possible requires MAXSGENTRIES + 4 16-byte + * blocks. Note, this only extends to the SG entries contained + * within the command block, and does not extend to chained blocks + * of SG elements. bft[] contains the eight values we write to + * the registers. They are not evenly distributed, but have more + * sizes for small commands, and fewer sizes for larger commands. + */ + int bft[8] = {5, 6, 8, 10, 12, 20, 28, MAXSGENTRIES + 4}; + BUILD_BUG_ON(28 > MAXSGENTRIES + 4); /* 5 = 1 s/g entry or 4k * 6 = 2 s/g entry or 8k * 8 = 4 s/g entry or 16k * 10 = 6 s/g entry or 24k */ - int bft[8] = {5, 6, 8, 10, 12, 20, 28, 35}; /* for scatter/gathers */ - int i = 0; - int l = 0; - unsigned long register_value; - - trans_support = readl(&(h->cfgtable->TransportSupport)); - if (!(trans_support & PERFORMANT_MODE)) - return; - - h->max_commands = readl(&(h->cfgtable->MaxPerformantModeCommands)); - h->max_sg_entries = 32; - /* Performant mode ring buffer and supporting data structures */ - h->reply_pool_size = h->max_commands * sizeof(u64); - h->reply_pool = pci_alloc_consistent(h->pdev, h->reply_pool_size, - &(h->reply_pool_dhandle)); - - /* Need a block fetch table for performant mode */ - h->blockFetchTable = kmalloc(((h->max_sg_entries+1) * - sizeof(u32)), GFP_KERNEL); - - if ((h->reply_pool == NULL) - || (h->blockFetchTable == NULL)) - goto clean_up; h->reply_pool_wraparound = 1; /* spec: init to 1 */ @@ -3781,7 +4036,6 @@ static void hpsa_put_ctlr_into_performant_mode(struct ctlr_info *h) memset(h->reply_pool, 0, h->reply_pool_size); h->reply_pool_head = h->reply_pool; - trans_offset = readl(&(h->cfgtable->TransMethodOffset)); bft[7] = h->max_sg_entries + 4; calc_bucket_map(bft, ARRAY_SIZE(bft), 32, h->blockFetchTable); for (i = 0; i < 8; i++) @@ -3797,23 +4051,39 @@ static void hpsa_put_ctlr_into_performant_mode(struct ctlr_info *h) writel(CFGTBL_Trans_Performant, &(h->cfgtable->HostWrite.TransportRequest)); writel(CFGTBL_ChangeReq, h->vaddr + SA5_DOORBELL); - /* under certain very rare conditions, this can take awhile. - * (e.g.: hot replace a failed 144GB drive in a RAID 5 set right - * as we enter this code.) */ - for (l = 0; l < MAX_CONFIG_WAIT; l++) { - register_value = readl(h->vaddr + SA5_DOORBELL); - if (!(register_value & CFGTBL_ChangeReq)) - break; - /* delay and try again */ - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(10); - } + hpsa_wait_for_mode_change_ack(h); register_value = readl(&(h->cfgtable->TransportActive)); if (!(register_value & CFGTBL_Trans_Performant)) { dev_warn(&h->pdev->dev, "unable to get board into" " performant mode\n"); return; } +} + +static __devinit void hpsa_put_ctlr_into_performant_mode(struct ctlr_info *h) +{ + u32 trans_support; + + trans_support = readl(&(h->cfgtable->TransportSupport)); + if (!(trans_support & PERFORMANT_MODE)) + return; + + hpsa_get_max_perf_mode_cmds(h); + h->max_sg_entries = 32; + /* Performant mode ring buffer and supporting data structures */ + h->reply_pool_size = h->max_commands * sizeof(u64); + h->reply_pool = pci_alloc_consistent(h->pdev, h->reply_pool_size, + &(h->reply_pool_dhandle)); + + /* Need a block fetch table for performant mode */ + h->blockFetchTable = kmalloc(((h->max_sg_entries+1) * + sizeof(u32)), GFP_KERNEL); + + if ((h->reply_pool == NULL) + || (h->blockFetchTable == NULL)) + goto clean_up; + + hpsa_enter_performant_mode(h); /* Change the access methods to the performant access methods */ h->access = SA5_performant_access; diff --git a/drivers/scsi/hpsa.h b/drivers/scsi/hpsa.h index 1bb5233b09a0..a203ef65cb50 100644 --- a/drivers/scsi/hpsa.h +++ b/drivers/scsi/hpsa.h @@ -53,7 +53,6 @@ struct ctlr_info { int ctlr; char devname[8]; char *product_name; - char firm_ver[4]; /* Firmware version */ struct pci_dev *pdev; u32 board_id; void __iomem *vaddr; diff --git a/drivers/scsi/hpsa_cmd.h b/drivers/scsi/hpsa_cmd.h index 78de9b6d1e0b..f5c4c3cc0530 100644 --- a/drivers/scsi/hpsa_cmd.h +++ b/drivers/scsi/hpsa_cmd.h @@ -100,6 +100,7 @@ /* Configuration Table */ #define CFGTBL_ChangeReq 0x00000001l #define CFGTBL_AccCmds 0x00000001l +#define DOORBELL_CTLR_RESET 0x00000004l #define CFGTBL_Trans_Simple 0x00000002l #define CFGTBL_Trans_Performant 0x00000004l @@ -339,6 +340,9 @@ struct CfgTable { u32 MaxPhysicalDevices; u32 MaxPhysicalDrivesPerLogicalUnit; u32 MaxPerformantModeCommands; + u8 reserved[0x78 - 0x58]; + u32 misc_fw_support; /* offset 0x78 */ +#define MISC_FW_DOORBELL_RESET (0x02) }; #define NUM_BLOCKFETCH_ENTRIES 8 diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c index 645f7cdf21ab..0729f150b33a 100644 --- a/drivers/scsi/hptiop.c +++ b/drivers/scsi/hptiop.c @@ -1157,7 +1157,7 @@ free_pci_regions: disable_pci_device: pci_disable_device(pcidev); - dprintk("scsi%d: hptiop_probe fail\n", host->host_no); + dprintk("scsi%d: hptiop_probe fail\n", host ? host->host_no : 0); return -ENODEV; } diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index fef49521cbc3..bd96cecaa619 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -504,12 +504,23 @@ static void ibmvfc_set_host_action(struct ibmvfc_host *vhost, if (vhost->action == IBMVFC_HOST_ACTION_ALLOC_TGTS) vhost->action = action; break; - case IBMVFC_HOST_ACTION_LOGO: case IBMVFC_HOST_ACTION_INIT: case IBMVFC_HOST_ACTION_TGT_DEL: + switch (vhost->action) { + case IBMVFC_HOST_ACTION_RESET: + case IBMVFC_HOST_ACTION_REENABLE: + break; + default: + vhost->action = action; + break; + }; + break; + case IBMVFC_HOST_ACTION_LOGO: case IBMVFC_HOST_ACTION_QUERY_TGTS: case IBMVFC_HOST_ACTION_TGT_DEL_FAILED: case IBMVFC_HOST_ACTION_NONE: + case IBMVFC_HOST_ACTION_RESET: + case IBMVFC_HOST_ACTION_REENABLE: default: vhost->action = action; break; @@ -641,7 +652,7 @@ static int ibmvfc_send_crq_init_complete(struct ibmvfc_host *vhost) **/ static void ibmvfc_release_crq_queue(struct ibmvfc_host *vhost) { - long rc; + long rc = 0; struct vio_dev *vdev = to_vio_dev(vhost->dev); struct ibmvfc_crq_queue *crq = &vhost->crq; @@ -649,6 +660,8 @@ static void ibmvfc_release_crq_queue(struct ibmvfc_host *vhost) free_irq(vdev->irq, vhost); tasklet_kill(&vhost->tasklet); do { + if (rc) + msleep(100); rc = plpar_hcall_norets(H_FREE_CRQ, vdev->unit_address); } while (rc == H_BUSY || H_IS_LONG_BUSY(rc)); @@ -667,11 +680,13 @@ static void ibmvfc_release_crq_queue(struct ibmvfc_host *vhost) **/ static int ibmvfc_reenable_crq_queue(struct ibmvfc_host *vhost) { - int rc; + int rc = 0; struct vio_dev *vdev = to_vio_dev(vhost->dev); /* Re-enable the CRQ */ do { + if (rc) + msleep(100); rc = plpar_hcall_norets(H_ENABLE_CRQ, vdev->unit_address); } while (rc == H_IN_PROGRESS || rc == H_BUSY || H_IS_LONG_BUSY(rc)); @@ -690,15 +705,19 @@ static int ibmvfc_reenable_crq_queue(struct ibmvfc_host *vhost) **/ static int ibmvfc_reset_crq(struct ibmvfc_host *vhost) { - int rc; + int rc = 0; + unsigned long flags; struct vio_dev *vdev = to_vio_dev(vhost->dev); struct ibmvfc_crq_queue *crq = &vhost->crq; /* Close the CRQ */ do { + if (rc) + msleep(100); rc = plpar_hcall_norets(H_FREE_CRQ, vdev->unit_address); } while (rc == H_BUSY || H_IS_LONG_BUSY(rc)); + spin_lock_irqsave(vhost->host->host_lock, flags); vhost->state = IBMVFC_NO_CRQ; vhost->logged_in = 0; ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_NONE); @@ -716,6 +735,7 @@ static int ibmvfc_reset_crq(struct ibmvfc_host *vhost) dev_warn(vhost->dev, "Partner adapter not ready\n"); else if (rc != 0) dev_warn(vhost->dev, "Couldn't register crq (rc=%d)\n", rc); + spin_unlock_irqrestore(vhost->host->host_lock, flags); return rc; } @@ -821,17 +841,9 @@ static void ibmvfc_purge_requests(struct ibmvfc_host *vhost, int error_code) **/ static void ibmvfc_hard_reset_host(struct ibmvfc_host *vhost) { - int rc; - - scsi_block_requests(vhost->host); ibmvfc_purge_requests(vhost, DID_ERROR); - if ((rc = ibmvfc_reset_crq(vhost)) || - (rc = ibmvfc_send_crq_init(vhost)) || - (rc = vio_enable_interrupts(to_vio_dev(vhost->dev)))) { - dev_err(vhost->dev, "Error after reset rc=%d\n", rc); - ibmvfc_link_down(vhost, IBMVFC_LINK_DEAD); - } else - ibmvfc_link_down(vhost, IBMVFC_LINK_DOWN); + ibmvfc_link_down(vhost, IBMVFC_LINK_DOWN); + ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_RESET); } /** @@ -2299,6 +2311,7 @@ static int ibmvfc_eh_abort_handler(struct scsi_cmnd *cmd) int rc = FAILED; ENTER; + fc_block_scsi_eh(cmd); ibmvfc_wait_while_resetting(vhost); cancel_rc = ibmvfc_cancel_all(sdev, IBMVFC_TMF_ABORT_TASK_SET); abort_rc = ibmvfc_abort_task_set(sdev); @@ -2325,6 +2338,7 @@ static int ibmvfc_eh_device_reset_handler(struct scsi_cmnd *cmd) int rc = FAILED; ENTER; + fc_block_scsi_eh(cmd); ibmvfc_wait_while_resetting(vhost); cancel_rc = ibmvfc_cancel_all(sdev, IBMVFC_TMF_LUN_RESET); reset_rc = ibmvfc_reset_device(sdev, IBMVFC_LUN_RESET, "LUN"); @@ -2389,6 +2403,7 @@ static int ibmvfc_eh_target_reset_handler(struct scsi_cmnd *cmd) unsigned long cancel_rc = 0; ENTER; + fc_block_scsi_eh(cmd); ibmvfc_wait_while_resetting(vhost); starget_for_each_device(starget, &cancel_rc, ibmvfc_dev_cancel_all_reset); reset_rc = ibmvfc_reset_device(sdev, IBMVFC_TARGET_RESET, "target"); @@ -2410,6 +2425,7 @@ static int ibmvfc_eh_host_reset_handler(struct scsi_cmnd *cmd) int rc; struct ibmvfc_host *vhost = shost_priv(cmd->device->host); + fc_block_scsi_eh(cmd); dev_err(vhost->dev, "Resetting connection due to error recovery\n"); rc = ibmvfc_issue_fc_host_lip(vhost->host); return rc ? FAILED : SUCCESS; @@ -2606,22 +2622,13 @@ static void ibmvfc_handle_crq(struct ibmvfc_crq *crq, struct ibmvfc_host *vhost) dev_info(vhost->dev, "Re-enabling adapter\n"); vhost->client_migrated = 1; ibmvfc_purge_requests(vhost, DID_REQUEUE); - if ((rc = ibmvfc_reenable_crq_queue(vhost)) || - (rc = ibmvfc_send_crq_init(vhost))) { - ibmvfc_link_down(vhost, IBMVFC_LINK_DEAD); - dev_err(vhost->dev, "Error after enable (rc=%ld)\n", rc); - } else - ibmvfc_link_down(vhost, IBMVFC_LINK_DOWN); + ibmvfc_link_down(vhost, IBMVFC_LINK_DOWN); + ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_REENABLE); } else { dev_err(vhost->dev, "Virtual adapter failed (rc=%d)\n", crq->format); - ibmvfc_purge_requests(vhost, DID_ERROR); - if ((rc = ibmvfc_reset_crq(vhost)) || - (rc = ibmvfc_send_crq_init(vhost))) { - ibmvfc_link_down(vhost, IBMVFC_LINK_DEAD); - dev_err(vhost->dev, "Error after reset (rc=%ld)\n", rc); - } else - ibmvfc_link_down(vhost, IBMVFC_LINK_DOWN); + ibmvfc_link_down(vhost, IBMVFC_LINK_DOWN); + ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_RESET); } return; case IBMVFC_CRQ_CMD_RSP: @@ -4123,6 +4130,8 @@ static int __ibmvfc_work_to_do(struct ibmvfc_host *vhost) case IBMVFC_HOST_ACTION_TGT_DEL: case IBMVFC_HOST_ACTION_TGT_DEL_FAILED: case IBMVFC_HOST_ACTION_QUERY: + case IBMVFC_HOST_ACTION_RESET: + case IBMVFC_HOST_ACTION_REENABLE: default: break; }; @@ -4220,6 +4229,7 @@ static void ibmvfc_do_work(struct ibmvfc_host *vhost) struct ibmvfc_target *tgt; unsigned long flags; struct fc_rport *rport; + int rc; ibmvfc_log_ae(vhost, vhost->events_to_log); spin_lock_irqsave(vhost->host->host_lock, flags); @@ -4229,6 +4239,27 @@ static void ibmvfc_do_work(struct ibmvfc_host *vhost) case IBMVFC_HOST_ACTION_LOGO_WAIT: case IBMVFC_HOST_ACTION_INIT_WAIT: break; + case IBMVFC_HOST_ACTION_RESET: + vhost->action = IBMVFC_HOST_ACTION_TGT_DEL; + spin_unlock_irqrestore(vhost->host->host_lock, flags); + rc = ibmvfc_reset_crq(vhost); + spin_lock_irqsave(vhost->host->host_lock, flags); + if (rc || (rc = ibmvfc_send_crq_init(vhost)) || + (rc = vio_enable_interrupts(to_vio_dev(vhost->dev)))) { + ibmvfc_link_down(vhost, IBMVFC_LINK_DEAD); + dev_err(vhost->dev, "Error after reset (rc=%d)\n", rc); + } + break; + case IBMVFC_HOST_ACTION_REENABLE: + vhost->action = IBMVFC_HOST_ACTION_TGT_DEL; + spin_unlock_irqrestore(vhost->host->host_lock, flags); + rc = ibmvfc_reenable_crq_queue(vhost); + spin_lock_irqsave(vhost->host->host_lock, flags); + if (rc || (rc = ibmvfc_send_crq_init(vhost))) { + ibmvfc_link_down(vhost, IBMVFC_LINK_DEAD); + dev_err(vhost->dev, "Error after enable (rc=%d)\n", rc); + } + break; case IBMVFC_HOST_ACTION_LOGO: vhost->job_step(vhost); break; diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h index 7e9742764e4b..d7e8dcd90650 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.h +++ b/drivers/scsi/ibmvscsi/ibmvfc.h @@ -29,8 +29,8 @@ #include "viosrp.h" #define IBMVFC_NAME "ibmvfc" -#define IBMVFC_DRIVER_VERSION "1.0.7" -#define IBMVFC_DRIVER_DATE "(October 16, 2009)" +#define IBMVFC_DRIVER_VERSION "1.0.8" +#define IBMVFC_DRIVER_DATE "(June 17, 2010)" #define IBMVFC_DEFAULT_TIMEOUT 60 #define IBMVFC_ADISC_CANCEL_TIMEOUT 45 @@ -649,6 +649,8 @@ struct ibmvfc_event_pool { enum ibmvfc_host_action { IBMVFC_HOST_ACTION_NONE = 0, + IBMVFC_HOST_ACTION_RESET, + IBMVFC_HOST_ACTION_REENABLE, IBMVFC_HOST_ACTION_LOGO, IBMVFC_HOST_ACTION_LOGO_WAIT, IBMVFC_HOST_ACTION_INIT, diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index aad35cc41e49..67f78a470f5f 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -73,6 +73,7 @@ #include <linux/slab.h> #include <linux/of.h> #include <linux/pm.h> +#include <linux/kthread.h> #include <asm/firmware.h> #include <asm/vio.h> #include <scsi/scsi.h> @@ -101,7 +102,7 @@ static int client_reserve = 1; static struct scsi_transport_template *ibmvscsi_transport_template; -#define IBMVSCSI_VERSION "1.5.8" +#define IBMVSCSI_VERSION "1.5.9" static struct ibmvscsi_ops *ibmvscsi_ops; @@ -473,23 +474,26 @@ static int map_data_for_srp_cmd(struct scsi_cmnd *cmd, */ static void purge_requests(struct ibmvscsi_host_data *hostdata, int error_code) { - struct srp_event_struct *tmp_evt, *pos; + struct srp_event_struct *evt; unsigned long flags; spin_lock_irqsave(hostdata->host->host_lock, flags); - list_for_each_entry_safe(tmp_evt, pos, &hostdata->sent, list) { - list_del(&tmp_evt->list); - del_timer(&tmp_evt->timer); - if (tmp_evt->cmnd) { - tmp_evt->cmnd->result = (error_code << 16); - unmap_cmd_data(&tmp_evt->iu.srp.cmd, - tmp_evt, - tmp_evt->hostdata->dev); - if (tmp_evt->cmnd_done) - tmp_evt->cmnd_done(tmp_evt->cmnd); - } else if (tmp_evt->done) - tmp_evt->done(tmp_evt); - free_event_struct(&tmp_evt->hostdata->pool, tmp_evt); + while (!list_empty(&hostdata->sent)) { + evt = list_first_entry(&hostdata->sent, struct srp_event_struct, list); + list_del(&evt->list); + del_timer(&evt->timer); + + spin_unlock_irqrestore(hostdata->host->host_lock, flags); + if (evt->cmnd) { + evt->cmnd->result = (error_code << 16); + unmap_cmd_data(&evt->iu.srp.cmd, evt, + evt->hostdata->dev); + if (evt->cmnd_done) + evt->cmnd_done(evt->cmnd); + } else if (evt->done) + evt->done(evt); + free_event_struct(&evt->hostdata->pool, evt); + spin_lock_irqsave(hostdata->host->host_lock, flags); } spin_unlock_irqrestore(hostdata->host->host_lock, flags); } @@ -504,14 +508,8 @@ static void ibmvscsi_reset_host(struct ibmvscsi_host_data *hostdata) atomic_set(&hostdata->request_limit, 0); purge_requests(hostdata, DID_ERROR); - if ((ibmvscsi_ops->reset_crq_queue(&hostdata->queue, hostdata)) || - (ibmvscsi_ops->send_crq(hostdata, 0xC001000000000000LL, 0)) || - (vio_enable_interrupts(to_vio_dev(hostdata->dev)))) { - atomic_set(&hostdata->request_limit, -1); - dev_err(hostdata->dev, "error after reset\n"); - } - - scsi_unblock_requests(hostdata->host); + hostdata->reset_crq = 1; + wake_up(&hostdata->work_wait_q); } /** @@ -550,6 +548,7 @@ static int ibmvscsi_send_srp_event(struct srp_event_struct *evt_struct, u64 *crq_as_u64 = (u64 *) &evt_struct->crq; int request_status = 0; int rc; + int srp_req = 0; /* If we have exhausted our request limit, just fail this request, * unless it is for a reset or abort. @@ -558,6 +557,7 @@ static int ibmvscsi_send_srp_event(struct srp_event_struct *evt_struct, * can handle more requests (can_queue) when we actually can't */ if (evt_struct->crq.format == VIOSRP_SRP_FORMAT) { + srp_req = 1; request_status = atomic_dec_if_positive(&hostdata->request_limit); /* If request limit was -1 when we started, it is now even @@ -632,7 +632,8 @@ static int ibmvscsi_send_srp_event(struct srp_event_struct *evt_struct, goto send_busy; } dev_err(hostdata->dev, "send error %d\n", rc); - atomic_inc(&hostdata->request_limit); + if (srp_req) + atomic_inc(&hostdata->request_limit); goto send_error; } @@ -642,7 +643,7 @@ static int ibmvscsi_send_srp_event(struct srp_event_struct *evt_struct, unmap_cmd_data(&evt_struct->iu.srp.cmd, evt_struct, hostdata->dev); free_event_struct(&hostdata->pool, evt_struct); - if (request_status != -1) + if (srp_req && request_status != -1) atomic_inc(&hostdata->request_limit); return SCSI_MLQUEUE_HOST_BUSY; @@ -1462,30 +1463,14 @@ void ibmvscsi_handle_crq(struct viosrp_crq *crq, /* We need to re-setup the interpartition connection */ dev_info(hostdata->dev, "Re-enabling adapter!\n"); hostdata->client_migrated = 1; + hostdata->reenable_crq = 1; purge_requests(hostdata, DID_REQUEUE); - if ((ibmvscsi_ops->reenable_crq_queue(&hostdata->queue, - hostdata)) || - (ibmvscsi_ops->send_crq(hostdata, - 0xC001000000000000LL, 0))) { - atomic_set(&hostdata->request_limit, - -1); - dev_err(hostdata->dev, "error after enable\n"); - } + wake_up(&hostdata->work_wait_q); } else { dev_err(hostdata->dev, "Virtual adapter failed rc %d!\n", crq->format); - - purge_requests(hostdata, DID_ERROR); - if ((ibmvscsi_ops->reset_crq_queue(&hostdata->queue, - hostdata)) || - (ibmvscsi_ops->send_crq(hostdata, - 0xC001000000000000LL, 0))) { - atomic_set(&hostdata->request_limit, - -1); - dev_err(hostdata->dev, "error after reset\n"); - } + ibmvscsi_reset_host(hostdata); } - scsi_unblock_requests(hostdata->host); return; case 0x80: /* real payload */ break; @@ -1850,6 +1835,75 @@ static unsigned long ibmvscsi_get_desired_dma(struct vio_dev *vdev) return desired_io; } +static void ibmvscsi_do_work(struct ibmvscsi_host_data *hostdata) +{ + int rc; + char *action = "reset"; + + if (hostdata->reset_crq) { + smp_rmb(); + hostdata->reset_crq = 0; + + rc = ibmvscsi_ops->reset_crq_queue(&hostdata->queue, hostdata); + if (!rc) + rc = ibmvscsi_ops->send_crq(hostdata, 0xC001000000000000LL, 0); + if (!rc) + rc = vio_enable_interrupts(to_vio_dev(hostdata->dev)); + } else if (hostdata->reenable_crq) { + smp_rmb(); + action = "enable"; + rc = ibmvscsi_ops->reenable_crq_queue(&hostdata->queue, hostdata); + hostdata->reenable_crq = 0; + if (!rc) + rc = ibmvscsi_ops->send_crq(hostdata, 0xC001000000000000LL, 0); + } else + return; + + if (rc) { + atomic_set(&hostdata->request_limit, -1); + dev_err(hostdata->dev, "error after %s\n", action); + } + + scsi_unblock_requests(hostdata->host); +} + +static int ibmvscsi_work_to_do(struct ibmvscsi_host_data *hostdata) +{ + if (kthread_should_stop()) + return 1; + else if (hostdata->reset_crq) { + smp_rmb(); + return 1; + } else if (hostdata->reenable_crq) { + smp_rmb(); + return 1; + } + + return 0; +} + +static int ibmvscsi_work(void *data) +{ + struct ibmvscsi_host_data *hostdata = data; + int rc; + + set_user_nice(current, -20); + + while (1) { + rc = wait_event_interruptible(hostdata->work_wait_q, + ibmvscsi_work_to_do(hostdata)); + + BUG_ON(rc); + + if (kthread_should_stop()) + break; + + ibmvscsi_do_work(hostdata); + } + + return 0; +} + /** * Called by bus code for each adapter */ @@ -1875,6 +1929,7 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id) hostdata = shost_priv(host); memset(hostdata, 0x00, sizeof(*hostdata)); INIT_LIST_HEAD(&hostdata->sent); + init_waitqueue_head(&hostdata->work_wait_q); hostdata->host = host; hostdata->dev = dev; atomic_set(&hostdata->request_limit, -1); @@ -1885,10 +1940,19 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id) goto persist_bufs_failed; } + hostdata->work_thread = kthread_run(ibmvscsi_work, hostdata, "%s_%d", + "ibmvscsi", host->host_no); + + if (IS_ERR(hostdata->work_thread)) { + dev_err(&vdev->dev, "couldn't initialize kthread. rc=%ld\n", + PTR_ERR(hostdata->work_thread)); + goto init_crq_failed; + } + rc = ibmvscsi_ops->init_crq_queue(&hostdata->queue, hostdata, max_events); if (rc != 0 && rc != H_RESOURCE) { dev_err(&vdev->dev, "couldn't initialize crq. rc=%d\n", rc); - goto init_crq_failed; + goto kill_kthread; } if (initialize_event_pool(&hostdata->pool, max_events, hostdata) != 0) { dev_err(&vdev->dev, "couldn't initialize event pool\n"); @@ -1944,6 +2008,8 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id) release_event_pool(&hostdata->pool, hostdata); init_pool_failed: ibmvscsi_ops->release_crq_queue(&hostdata->queue, hostdata, max_events); + kill_kthread: + kthread_stop(hostdata->work_thread); init_crq_failed: unmap_persist_bufs(hostdata); persist_bufs_failed: @@ -1960,6 +2026,7 @@ static int ibmvscsi_remove(struct vio_dev *vdev) ibmvscsi_ops->release_crq_queue(&hostdata->queue, hostdata, max_events); + kthread_stop(hostdata->work_thread); srp_remove_host(hostdata->host); scsi_remove_host(hostdata->host); scsi_host_put(hostdata->host); diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.h b/drivers/scsi/ibmvscsi/ibmvscsi.h index 9cb7c6a773e1..02197a2b22b9 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.h +++ b/drivers/scsi/ibmvscsi/ibmvscsi.h @@ -91,12 +91,16 @@ struct event_pool { struct ibmvscsi_host_data { atomic_t request_limit; int client_migrated; + int reset_crq; + int reenable_crq; struct device *dev; struct event_pool pool; struct crq_queue queue; struct tasklet_struct srp_task; struct list_head sent; struct Scsi_Host *host; + struct task_struct *work_thread; + wait_queue_head_t work_wait_q; struct mad_adapter_info_data madapter_info; struct capabilities caps; dma_addr_t caps_addr; diff --git a/drivers/scsi/ibmvscsi/ibmvstgt.c b/drivers/scsi/ibmvscsi/ibmvstgt.c index e2056d517e99..2256babe0474 100644 --- a/drivers/scsi/ibmvscsi/ibmvstgt.c +++ b/drivers/scsi/ibmvscsi/ibmvstgt.c @@ -956,7 +956,7 @@ static struct srp_function_template ibmvstgt_transport_functions = { .it_nexus_response = ibmvstgt_it_nexus_response, }; -static int ibmvstgt_init(void) +static int __init ibmvstgt_init(void) { int err = -ENOMEM; @@ -987,7 +987,7 @@ release_transport: return err; } -static void ibmvstgt_exit(void) +static void __exit ibmvstgt_exit(void) { printk("Unregister IBM virtual SCSI driver\n"); diff --git a/drivers/scsi/ibmvscsi/rpa_vscsi.c b/drivers/scsi/ibmvscsi/rpa_vscsi.c index 989b9a8ba72d..f48ae0190d95 100644 --- a/drivers/scsi/ibmvscsi/rpa_vscsi.c +++ b/drivers/scsi/ibmvscsi/rpa_vscsi.c @@ -31,6 +31,7 @@ #include <asm/prom.h> #include <asm/iommu.h> #include <asm/hvcall.h> +#include <linux/delay.h> #include <linux/dma-mapping.h> #include <linux/gfp.h> #include <linux/interrupt.h> @@ -71,11 +72,13 @@ static void rpavscsi_release_crq_queue(struct crq_queue *queue, struct ibmvscsi_host_data *hostdata, int max_requests) { - long rc; + long rc = 0; struct vio_dev *vdev = to_vio_dev(hostdata->dev); free_irq(vdev->irq, (void *)hostdata); tasklet_kill(&hostdata->srp_task); do { + if (rc) + msleep(100); rc = plpar_hcall_norets(H_FREE_CRQ, vdev->unit_address); } while ((rc == H_BUSY) || (H_IS_LONG_BUSY(rc))); dma_unmap_single(hostdata->dev, @@ -200,11 +203,13 @@ static void set_adapter_info(struct ibmvscsi_host_data *hostdata) static int rpavscsi_reset_crq_queue(struct crq_queue *queue, struct ibmvscsi_host_data *hostdata) { - int rc; + int rc = 0; struct vio_dev *vdev = to_vio_dev(hostdata->dev); /* Close the CRQ */ do { + if (rc) + msleep(100); rc = plpar_hcall_norets(H_FREE_CRQ, vdev->unit_address); } while ((rc == H_BUSY) || (H_IS_LONG_BUSY(rc))); @@ -301,7 +306,10 @@ static int rpavscsi_init_crq_queue(struct crq_queue *queue, req_irq_failed: tasklet_kill(&hostdata->srp_task); + rc = 0; do { + if (rc) + msleep(100); rc = plpar_hcall_norets(H_FREE_CRQ, vdev->unit_address); } while ((rc == H_BUSY) || (H_IS_LONG_BUSY(rc))); reg_crq_failed: @@ -323,11 +331,13 @@ static int rpavscsi_init_crq_queue(struct crq_queue *queue, static int rpavscsi_reenable_crq_queue(struct crq_queue *queue, struct ibmvscsi_host_data *hostdata) { - int rc; + int rc = 0; struct vio_dev *vdev = to_vio_dev(hostdata->dev); /* Re-enable the CRQ */ do { + if (rc) + msleep(100); rc = plpar_hcall_norets(H_ENABLE_CRQ, vdev->unit_address); } while ((rc == H_IN_PROGRESS) || (rc == H_BUSY) || (H_IS_LONG_BUSY(rc))); diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index f820cffb7f00..52568588039f 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -167,21 +167,22 @@ static const struct ipr_chip_cfg_t ipr_chip_cfg[] = { .clr_uproc_interrupt_reg32 = 0x0002C, .init_feedback_reg = 0x0005C, .dump_addr_reg = 0x00064, - .dump_data_reg = 0x00068 + .dump_data_reg = 0x00068, + .endian_swap_reg = 0x00084 } }, }; static const struct ipr_chip_t ipr_chip[] = { - { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] }, - { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] }, - { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] }, - { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] }, - { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E, IPR_USE_MSI, IPR_SIS32, &ipr_chip_cfg[0] }, - { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SNIPE, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[1] }, - { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[1] }, - { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_FPGA_E2, IPR_USE_MSI, IPR_SIS64, &ipr_chip_cfg[2] }, - { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_ASIC_E2, IPR_USE_MSI, IPR_SIS64, &ipr_chip_cfg[2] } + { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] }, + { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] }, + { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] }, + { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] }, + { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E, IPR_USE_MSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[0] }, + { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SNIPE, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[1] }, + { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP, IPR_USE_LSI, IPR_SIS32, IPR_PCI_CFG, &ipr_chip_cfg[1] }, + { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_FPGA_E2, IPR_USE_MSI, IPR_SIS64, IPR_MMIO, &ipr_chip_cfg[2] }, + { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CROC_ASIC_E2, IPR_USE_MSI, IPR_SIS64, IPR_MMIO, &ipr_chip_cfg[2] } }; static int ipr_max_bus_speeds [] = { @@ -1167,7 +1168,7 @@ static void ipr_update_res_entry(struct ipr_resource_entry *res, if (res->ioa_cfg->sis64) { res->flags = cfgtew->u.cfgte64->flags; res->res_flags = cfgtew->u.cfgte64->res_flags; - res->type = cfgtew->u.cfgte64->res_type & 0x0f; + res->type = cfgtew->u.cfgte64->res_type; memcpy(&res->std_inq_data, &cfgtew->u.cfgte64->std_inq_data, sizeof(struct ipr_std_inq_data)); @@ -3761,6 +3762,36 @@ static struct device_attribute ipr_update_fw_attr = { .store = ipr_store_update_fw }; +/** + * ipr_show_fw_type - Show the adapter's firmware type. + * @dev: class device struct + * @buf: buffer + * + * Return value: + * number of bytes printed to buffer + **/ +static ssize_t ipr_show_fw_type(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata; + unsigned long lock_flags = 0; + int len; + + spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); + len = snprintf(buf, PAGE_SIZE, "%d\n", ioa_cfg->sis64); + spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); + return len; +} + +static struct device_attribute ipr_ioa_fw_type_attr = { + .attr = { + .name = "fw_type", + .mode = S_IRUGO, + }, + .show = ipr_show_fw_type +}; + static struct device_attribute *ipr_ioa_attrs[] = { &ipr_fw_version_attr, &ipr_log_level_attr, @@ -3768,6 +3799,7 @@ static struct device_attribute *ipr_ioa_attrs[] = { &ipr_ioa_state_attr, &ipr_ioa_reset_attr, &ipr_update_fw_attr, + &ipr_ioa_fw_type_attr, NULL, }; @@ -4121,14 +4153,49 @@ static ssize_t ipr_show_resource_path(struct device *dev, struct device_attribut static struct device_attribute ipr_resource_path_attr = { .attr = { .name = "resource_path", - .mode = S_IRUSR, + .mode = S_IRUGO, }, .show = ipr_show_resource_path }; +/** + * ipr_show_resource_type - Show the resource type for this device. + * @dev: device struct + * @buf: buffer + * + * Return value: + * number of bytes printed to buffer + **/ +static ssize_t ipr_show_resource_type(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct scsi_device *sdev = to_scsi_device(dev); + struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)sdev->host->hostdata; + struct ipr_resource_entry *res; + unsigned long lock_flags = 0; + ssize_t len = -ENXIO; + + spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); + res = (struct ipr_resource_entry *)sdev->hostdata; + + if (res) + len = snprintf(buf, PAGE_SIZE, "%x\n", res->type); + + spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); + return len; +} + +static struct device_attribute ipr_resource_type_attr = { + .attr = { + .name = "resource_type", + .mode = S_IRUGO, + }, + .show = ipr_show_resource_type +}; + static struct device_attribute *ipr_dev_attrs[] = { &ipr_adapter_handle_attr, &ipr_resource_path_attr, + &ipr_resource_type_attr, NULL, }; @@ -4352,8 +4419,6 @@ static int ipr_slave_configure(struct scsi_device *sdev) IPR_VSET_RW_TIMEOUT); blk_queue_max_hw_sectors(sdev->request_queue, IPR_VSET_MAX_SECTORS); } - if (ipr_is_vset_device(res) || ipr_is_scsi_disk(res)) - sdev->allow_restart = 1; if (ipr_is_gata(res) && res->sata_port) ap = res->sata_port->ap; spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); @@ -6770,7 +6835,8 @@ static int ipr_init_res_table(struct ipr_cmnd *ipr_cmd) list_move_tail(&res->queue, &ioa_cfg->used_res_q); ipr_init_res_entry(res, &cfgtew); res->add_to_ml = 1; - } + } else if (res->sdev && (ipr_is_vset_device(res) || ipr_is_scsi_disk(res))) + res->sdev->allow_restart = 1; if (found) ipr_update_res_entry(res, &cfgtew); @@ -7169,12 +7235,15 @@ static int ipr_reset_next_stage(struct ipr_cmnd *ipr_cmd) stage_time = ioa_cfg->transop_timeout; ipr_cmd->job_step = ipr_ioafp_identify_hrrq; } else if (stage == IPR_IPL_INIT_STAGE_TRANSOP) { - ipr_cmd->job_step = ipr_ioafp_identify_hrrq; - maskval = IPR_PCII_IPL_STAGE_CHANGE; - maskval = (maskval << 32) | IPR_PCII_IOA_TRANS_TO_OPER; - writeq(maskval, ioa_cfg->regs.set_interrupt_mask_reg); - int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg); - return IPR_RC_JOB_CONTINUE; + int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32); + if (int_reg & IPR_PCII_IOA_TRANS_TO_OPER) { + ipr_cmd->job_step = ipr_ioafp_identify_hrrq; + maskval = IPR_PCII_IPL_STAGE_CHANGE; + maskval = (maskval << 32) | IPR_PCII_IOA_TRANS_TO_OPER; + writeq(maskval, ioa_cfg->regs.set_interrupt_mask_reg); + int_reg = readl(ioa_cfg->regs.sense_interrupt_mask_reg); + return IPR_RC_JOB_CONTINUE; + } } ipr_cmd->timer.data = (unsigned long) ipr_cmd; @@ -7208,6 +7277,12 @@ static int ipr_reset_enable_ioa(struct ipr_cmnd *ipr_cmd) ipr_init_ioa_mem(ioa_cfg); ioa_cfg->allow_interrupts = 1; + if (ioa_cfg->sis64) { + /* Set the adapter to the correct endian mode. */ + writel(IPR_ENDIAN_SWAP_KEY, ioa_cfg->regs.endian_swap_reg); + int_reg = readl(ioa_cfg->regs.endian_swap_reg); + } + int_reg = readl(ioa_cfg->regs.sense_interrupt_reg32); if (int_reg & IPR_PCII_IOA_TRANS_TO_OPER) { @@ -7365,6 +7440,7 @@ static void ipr_get_unit_check_buffer(struct ipr_ioa_cfg *ioa_cfg) static int ipr_reset_restore_cfg_space(struct ipr_cmnd *ipr_cmd) { struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg; + volatile u32 int_reg; int rc; ENTER; @@ -7383,6 +7459,12 @@ static int ipr_reset_restore_cfg_space(struct ipr_cmnd *ipr_cmd) ipr_fail_all_ops(ioa_cfg); + if (ioa_cfg->sis64) { + /* Set the adapter to the correct endian mode. */ + writel(IPR_ENDIAN_SWAP_KEY, ioa_cfg->regs.endian_swap_reg); + int_reg = readl(ioa_cfg->regs.endian_swap_reg); + } + if (ioa_cfg->ioa_unit_checked) { ioa_cfg->ioa_unit_checked = 0; ipr_get_unit_check_buffer(ioa_cfg); @@ -7438,20 +7520,25 @@ static int ipr_reset_bist_done(struct ipr_cmnd *ipr_cmd) static int ipr_reset_start_bist(struct ipr_cmnd *ipr_cmd) { struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg; - int rc; + int rc = PCIBIOS_SUCCESSFUL; ENTER; pci_block_user_cfg_access(ioa_cfg->pdev); - rc = pci_write_config_byte(ioa_cfg->pdev, PCI_BIST, PCI_BIST_START); - if (rc != PCIBIOS_SUCCESSFUL) { - pci_unblock_user_cfg_access(ipr_cmd->ioa_cfg->pdev); - ipr_cmd->s.ioasa.hdr.ioasc = cpu_to_be32(IPR_IOASC_PCI_ACCESS_ERROR); - rc = IPR_RC_JOB_CONTINUE; - } else { + if (ioa_cfg->ipr_chip->bist_method == IPR_MMIO) + writel(IPR_UPROCI_SIS64_START_BIST, + ioa_cfg->regs.set_uproc_interrupt_reg32); + else + rc = pci_write_config_byte(ioa_cfg->pdev, PCI_BIST, PCI_BIST_START); + + if (rc == PCIBIOS_SUCCESSFUL) { ipr_cmd->job_step = ipr_reset_bist_done; ipr_reset_start_timer(ipr_cmd, IPR_WAIT_FOR_BIST_TIMEOUT); rc = IPR_RC_JOB_RETURN; + } else { + pci_unblock_user_cfg_access(ipr_cmd->ioa_cfg->pdev); + ipr_cmd->s.ioasa.hdr.ioasc = cpu_to_be32(IPR_IOASC_PCI_ACCESS_ERROR); + rc = IPR_RC_JOB_CONTINUE; } LEAVE; @@ -7547,7 +7634,7 @@ static int ipr_reset_wait_to_start_bist(struct ipr_cmnd *ipr_cmd) } /** - * ipr_reset_alert_part2 - Alert the adapter of a pending reset + * ipr_reset_alert - Alert the adapter of a pending reset * @ipr_cmd: ipr command struct * * Description: This function alerts the adapter that it will be reset. @@ -8318,6 +8405,7 @@ static void __devinit ipr_init_ioa_cfg(struct ipr_ioa_cfg *ioa_cfg, t->init_feedback_reg = base + p->init_feedback_reg; t->dump_addr_reg = base + p->dump_addr_reg; t->dump_data_reg = base + p->dump_data_reg; + t->endian_swap_reg = base + p->endian_swap_reg; } } @@ -8873,6 +8961,8 @@ static struct pci_device_id ipr_pci_table[] __devinitdata = { { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E, PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B3, 0, 0, 0 }, { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E, + PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57CC, 0, 0, 0 }, + { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E, PCI_VENDOR_ID_IBM, IPR_SUBS_DEV_ID_57B7, 0, 0, IPR_USE_LONG_TRANSOP_TIMEOUT | IPR_USE_PCI_WARM_RESET }, { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SNIPE, diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h index b965f3587c9d..4d31625ab9cf 100644 --- a/drivers/scsi/ipr.h +++ b/drivers/scsi/ipr.h @@ -62,12 +62,12 @@ #define IPR_SUBS_DEV_ID_2780 0x0264 #define IPR_SUBS_DEV_ID_5702 0x0266 #define IPR_SUBS_DEV_ID_5703 0x0278 -#define IPR_SUBS_DEV_ID_572E 0x028D -#define IPR_SUBS_DEV_ID_573E 0x02D3 -#define IPR_SUBS_DEV_ID_573D 0x02D4 +#define IPR_SUBS_DEV_ID_572E 0x028D +#define IPR_SUBS_DEV_ID_573E 0x02D3 +#define IPR_SUBS_DEV_ID_573D 0x02D4 #define IPR_SUBS_DEV_ID_571A 0x02C0 #define IPR_SUBS_DEV_ID_571B 0x02BE -#define IPR_SUBS_DEV_ID_571E 0x02BF +#define IPR_SUBS_DEV_ID_571E 0x02BF #define IPR_SUBS_DEV_ID_571F 0x02D5 #define IPR_SUBS_DEV_ID_572A 0x02C1 #define IPR_SUBS_DEV_ID_572B 0x02C2 @@ -82,6 +82,7 @@ #define IPR_SUBS_DEV_ID_57B4 0x033B #define IPR_SUBS_DEV_ID_57B2 0x035F #define IPR_SUBS_DEV_ID_57C6 0x0357 +#define IPR_SUBS_DEV_ID_57CC 0x035C #define IPR_SUBS_DEV_ID_57B5 0x033C #define IPR_SUBS_DEV_ID_57CE 0x035E @@ -272,6 +273,7 @@ IPR_PCII_NO_HOST_RRQ | IPR_PCII_IOARRIN_LOST | IPR_PCII_MMIO_ERROR) #define IPR_UPROCI_RESET_ALERT (0x80000000 >> 7) #define IPR_UPROCI_IO_DEBUG_ALERT (0x80000000 >> 9) +#define IPR_UPROCI_SIS64_START_BIST (0x80000000 >> 23) #define IPR_LDUMP_MAX_LONG_ACK_DELAY_IN_USEC 200000 /* 200 ms */ #define IPR_LDUMP_MAX_SHORT_ACK_DELAY_IN_USEC 200000 /* 200 ms */ @@ -996,7 +998,7 @@ struct ipr_hostrcb64_fabric_desc { __be16 length; u8 descriptor_id; - u8 reserved; + u8 reserved[2]; u8 path_state; u8 reserved2[2]; @@ -1054,7 +1056,7 @@ struct ipr_hostrcb64_error { __be64 fd_lun; u8 fd_res_path[8]; __be64 time_stamp; - u8 reserved[2]; + u8 reserved[16]; union { struct ipr_hostrcb_type_ff_error type_ff_error; struct ipr_hostrcb_type_12_error type_12_error; @@ -1254,6 +1256,9 @@ struct ipr_interrupt_offsets { unsigned long dump_addr_reg; unsigned long dump_data_reg; + +#define IPR_ENDIAN_SWAP_KEY 0x00080800 + unsigned long endian_swap_reg; }; struct ipr_interrupts { @@ -1279,6 +1284,8 @@ struct ipr_interrupts { void __iomem *dump_addr_reg; void __iomem *dump_data_reg; + + void __iomem *endian_swap_reg; }; struct ipr_chip_cfg_t { @@ -1296,6 +1303,9 @@ struct ipr_chip_t { u16 sis_type; #define IPR_SIS32 0x00 #define IPR_SIS64 0x01 + u16 bist_method; +#define IPR_PCI_CFG 0x00 +#define IPR_MMIO 0x01 const struct ipr_chip_cfg_t *cfg; }; @@ -1855,4 +1865,12 @@ static inline int ipr_sdt_is_fmt2(u32 sdt_word) return 0; } +#ifndef writeq +static inline void writeq(u64 val, void __iomem *addr) +{ + writel(((u32) (val >> 32)), addr); + writel(((u32) (val)), (addr + 4)); +} #endif + +#endif /* _IPR_H */ diff --git a/drivers/scsi/libfc/fc_disc.c b/drivers/scsi/libfc/fc_disc.c index c7985da88099..32f67c4b03fc 100644 --- a/drivers/scsi/libfc/fc_disc.c +++ b/drivers/scsi/libfc/fc_disc.c @@ -63,27 +63,25 @@ static void fc_disc_restart(struct fc_disc *); void fc_disc_stop_rports(struct fc_disc *disc) { struct fc_lport *lport; - struct fc_rport_priv *rdata, *next; + struct fc_rport_priv *rdata; - lport = disc->lport; + lport = fc_disc_lport(disc); mutex_lock(&disc->disc_mutex); - list_for_each_entry_safe(rdata, next, &disc->rports, peers) + list_for_each_entry_rcu(rdata, &disc->rports, peers) lport->tt.rport_logoff(rdata); mutex_unlock(&disc->disc_mutex); } /** * fc_disc_recv_rscn_req() - Handle Registered State Change Notification (RSCN) - * @sp: The sequence of the RSCN exchange + * @disc: The discovery object to which the RSCN applies * @fp: The RSCN frame - * @lport: The local port that the request will be sent on * * Locking Note: This function expects that the disc_mutex is locked * before it is called. */ -static void fc_disc_recv_rscn_req(struct fc_seq *sp, struct fc_frame *fp, - struct fc_disc *disc) +static void fc_disc_recv_rscn_req(struct fc_disc *disc, struct fc_frame *fp) { struct fc_lport *lport; struct fc_els_rscn *rp; @@ -96,7 +94,7 @@ static void fc_disc_recv_rscn_req(struct fc_seq *sp, struct fc_frame *fp, LIST_HEAD(disc_ports); struct fc_disc_port *dp, *next; - lport = disc->lport; + lport = fc_disc_lport(disc); FC_DISC_DBG(disc, "Received an RSCN event\n"); @@ -151,7 +149,7 @@ static void fc_disc_recv_rscn_req(struct fc_seq *sp, struct fc_frame *fp, break; } } - lport->tt.seq_els_rsp_send(sp, ELS_LS_ACC, NULL); + lport->tt.seq_els_rsp_send(fp, ELS_LS_ACC, NULL); /* * If not doing a complete rediscovery, do GPN_ID on @@ -177,25 +175,22 @@ static void fc_disc_recv_rscn_req(struct fc_seq *sp, struct fc_frame *fp, return; reject: FC_DISC_DBG(disc, "Received a bad RSCN frame\n"); - rjt_data.fp = NULL; rjt_data.reason = ELS_RJT_LOGIC; rjt_data.explan = ELS_EXPL_NONE; - lport->tt.seq_els_rsp_send(sp, ELS_LS_RJT, &rjt_data); + lport->tt.seq_els_rsp_send(fp, ELS_LS_RJT, &rjt_data); fc_frame_free(fp); } /** * fc_disc_recv_req() - Handle incoming requests - * @sp: The sequence of the request exchange - * @fp: The request frame * @lport: The local port receiving the request + * @fp: The request frame * * Locking Note: This function is called from the EM and will lock * the disc_mutex before calling the handler for the * request. */ -static void fc_disc_recv_req(struct fc_seq *sp, struct fc_frame *fp, - struct fc_lport *lport) +static void fc_disc_recv_req(struct fc_lport *lport, struct fc_frame *fp) { u8 op; struct fc_disc *disc = &lport->disc; @@ -204,7 +199,7 @@ static void fc_disc_recv_req(struct fc_seq *sp, struct fc_frame *fp, switch (op) { case ELS_RSCN: mutex_lock(&disc->disc_mutex); - fc_disc_recv_rscn_req(sp, fp, disc); + fc_disc_recv_rscn_req(disc, fp); mutex_unlock(&disc->disc_mutex); break; default: @@ -275,7 +270,7 @@ static void fc_disc_start(void (*disc_callback)(struct fc_lport *, */ static void fc_disc_done(struct fc_disc *disc, enum fc_disc_event event) { - struct fc_lport *lport = disc->lport; + struct fc_lport *lport = fc_disc_lport(disc); struct fc_rport_priv *rdata; FC_DISC_DBG(disc, "Discovery complete\n"); @@ -292,7 +287,7 @@ static void fc_disc_done(struct fc_disc *disc, enum fc_disc_event event) * Skip ports which were never discovered. These are the dNS port * and ports which were created by PLOGI. */ - list_for_each_entry(rdata, &disc->rports, peers) { + list_for_each_entry_rcu(rdata, &disc->rports, peers) { if (!rdata->disc_id) continue; if (rdata->disc_id == disc->disc_id) @@ -313,7 +308,7 @@ static void fc_disc_done(struct fc_disc *disc, enum fc_disc_event event) */ static void fc_disc_error(struct fc_disc *disc, struct fc_frame *fp) { - struct fc_lport *lport = disc->lport; + struct fc_lport *lport = fc_disc_lport(disc); unsigned long delay = 0; FC_DISC_DBG(disc, "Error %ld, retries %d/%d\n", @@ -353,7 +348,7 @@ static void fc_disc_error(struct fc_disc *disc, struct fc_frame *fp) static void fc_disc_gpn_ft_req(struct fc_disc *disc) { struct fc_frame *fp; - struct fc_lport *lport = disc->lport; + struct fc_lport *lport = fc_disc_lport(disc); WARN_ON(!fc_lport_test_ready(lport)); @@ -396,7 +391,7 @@ static int fc_disc_gpn_ft_parse(struct fc_disc *disc, void *buf, size_t len) struct fc_rport_identifiers ids; struct fc_rport_priv *rdata; - lport = disc->lport; + lport = fc_disc_lport(disc); disc->seq_count++; /* @@ -733,7 +728,7 @@ int fc_disc_init(struct fc_lport *lport) mutex_init(&disc->disc_mutex); INIT_LIST_HEAD(&disc->rports); - disc->lport = lport; + disc->priv = lport; return 0; } diff --git a/drivers/scsi/libfc/fc_elsct.c b/drivers/scsi/libfc/fc_elsct.c index e9412b710fab..9b25969e2ad0 100644 --- a/drivers/scsi/libfc/fc_elsct.c +++ b/drivers/scsi/libfc/fc_elsct.c @@ -64,7 +64,7 @@ struct fc_seq *fc_elsct_send(struct fc_lport *lport, u32 did, } fc_fill_fc_hdr(fp, r_ctl, did, lport->port_id, fh_type, - FC_FC_FIRST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT, 0); + FC_FCTL_REQ, 0); return lport->tt.exch_seq_send(lport, fp, resp, NULL, arg, timer_msec); } diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c index 104e0fba7c43..b8560ad8cf66 100644 --- a/drivers/scsi/libfc/fc_exch.c +++ b/drivers/scsi/libfc/fc_exch.c @@ -129,11 +129,11 @@ struct fc_exch_mgr_anchor { }; static void fc_exch_rrq(struct fc_exch *); -static void fc_seq_ls_acc(struct fc_seq *); -static void fc_seq_ls_rjt(struct fc_seq *, enum fc_els_rjt_reason, +static void fc_seq_ls_acc(struct fc_frame *); +static void fc_seq_ls_rjt(struct fc_frame *, enum fc_els_rjt_reason, enum fc_els_rjt_explan); -static void fc_exch_els_rec(struct fc_seq *, struct fc_frame *); -static void fc_exch_els_rrq(struct fc_seq *, struct fc_frame *); +static void fc_exch_els_rec(struct fc_frame *); +static void fc_exch_els_rrq(struct fc_frame *); /* * Internal implementation notes. @@ -464,6 +464,7 @@ static int fc_seq_send(struct fc_lport *lport, struct fc_seq *sp, f_ctl = ntoh24(fh->fh_f_ctl); fc_exch_setup_hdr(ep, fp, f_ctl); + fr_encaps(fp) = ep->encaps; /* * update sequence count if this frame is carrying @@ -1002,28 +1003,30 @@ static void fc_exch_set_addr(struct fc_exch *ep, /** * fc_seq_els_rsp_send() - Send an ELS response using infomation from * the existing sequence/exchange. - * @sp: The sequence/exchange to get information from + * @fp: The received frame * @els_cmd: The ELS command to be sent * @els_data: The ELS data to be sent + * + * The received frame is not freed. */ -static void fc_seq_els_rsp_send(struct fc_seq *sp, enum fc_els_cmd els_cmd, +static void fc_seq_els_rsp_send(struct fc_frame *fp, enum fc_els_cmd els_cmd, struct fc_seq_els_data *els_data) { switch (els_cmd) { case ELS_LS_RJT: - fc_seq_ls_rjt(sp, els_data->reason, els_data->explan); + fc_seq_ls_rjt(fp, els_data->reason, els_data->explan); break; case ELS_LS_ACC: - fc_seq_ls_acc(sp); + fc_seq_ls_acc(fp); break; case ELS_RRQ: - fc_exch_els_rrq(sp, els_data->fp); + fc_exch_els_rrq(fp); break; case ELS_REC: - fc_exch_els_rec(sp, els_data->fp); + fc_exch_els_rec(fp); break; default: - FC_EXCH_DBG(fc_seq_exch(sp), "Invalid ELS CMD:%x\n", els_cmd); + FC_LPORT_DBG(fr_dev(fp), "Invalid ELS CMD:%x\n", els_cmd); } } @@ -1230,11 +1233,35 @@ free: } /** - * fc_exch_recv_req() - Handler for an incoming request where is other - * end is originating the sequence + * fc_seq_assign() - Assign exchange and sequence for incoming request + * @lport: The local port that received the request + * @fp: The request frame + * + * On success, the sequence pointer will be returned and also in fr_seq(@fp). + */ +static struct fc_seq *fc_seq_assign(struct fc_lport *lport, struct fc_frame *fp) +{ + struct fc_exch_mgr_anchor *ema; + + WARN_ON(lport != fr_dev(fp)); + WARN_ON(fr_seq(fp)); + fr_seq(fp) = NULL; + + list_for_each_entry(ema, &lport->ema_list, ema_list) + if ((!ema->match || ema->match(fp)) && + fc_seq_lookup_recip(lport, ema->mp, fp) != FC_RJT_NONE) + break; + return fr_seq(fp); +} + +/** + * fc_exch_recv_req() - Handler for an incoming request * @lport: The local port that received the request * @mp: The EM that the exchange is on * @fp: The request frame + * + * This is used when the other end is originating the exchange + * and the sequence. */ static void fc_exch_recv_req(struct fc_lport *lport, struct fc_exch_mgr *mp, struct fc_frame *fp) @@ -1252,13 +1279,23 @@ static void fc_exch_recv_req(struct fc_lport *lport, struct fc_exch_mgr *mp, fc_frame_free(fp); return; } + fr_dev(fp) = lport; + + BUG_ON(fr_seq(fp)); /* XXX remove later */ + + /* + * If the RX_ID is 0xffff, don't allocate an exchange. + * The upper-level protocol may request one later, if needed. + */ + if (fh->fh_rx_id == htons(FC_XID_UNKNOWN)) + return lport->tt.lport_recv(lport, fp); - fr_seq(fp) = NULL; reject = fc_seq_lookup_recip(lport, mp, fp); if (reject == FC_RJT_NONE) { sp = fr_seq(fp); /* sequence will be held */ ep = fc_seq_exch(sp); fc_seq_send_ack(sp, fp); + ep->encaps = fr_encaps(fp); /* * Call the receive function. @@ -1274,7 +1311,7 @@ static void fc_exch_recv_req(struct fc_lport *lport, struct fc_exch_mgr *mp, if (ep->resp) ep->resp(sp, fp, ep->arg); else - lport->tt.lport_recv(lport, sp, fp); + lport->tt.lport_recv(lport, fp); fc_exch_release(ep); /* release from lookup */ } else { FC_LPORT_DBG(lport, "exch/seq lookup failed: reject %x\n", @@ -1542,53 +1579,55 @@ static void fc_exch_recv_bls(struct fc_exch_mgr *mp, struct fc_frame *fp) /** * fc_seq_ls_acc() - Accept sequence with LS_ACC - * @req_sp: The request sequence + * @rx_fp: The received frame, not freed here. * * If this fails due to allocation or transmit congestion, assume the * originator will repeat the sequence. */ -static void fc_seq_ls_acc(struct fc_seq *req_sp) +static void fc_seq_ls_acc(struct fc_frame *rx_fp) { - struct fc_seq *sp; + struct fc_lport *lport; struct fc_els_ls_acc *acc; struct fc_frame *fp; - sp = fc_seq_start_next(req_sp); - fp = fc_frame_alloc(fc_seq_exch(sp)->lp, sizeof(*acc)); - if (fp) { - acc = fc_frame_payload_get(fp, sizeof(*acc)); - memset(acc, 0, sizeof(*acc)); - acc->la_cmd = ELS_LS_ACC; - fc_seq_send_last(sp, fp, FC_RCTL_ELS_REP, FC_TYPE_ELS); - } + lport = fr_dev(rx_fp); + fp = fc_frame_alloc(lport, sizeof(*acc)); + if (!fp) + return; + acc = fc_frame_payload_get(fp, sizeof(*acc)); + memset(acc, 0, sizeof(*acc)); + acc->la_cmd = ELS_LS_ACC; + fc_fill_reply_hdr(fp, rx_fp, FC_RCTL_ELS_REP, 0); + lport->tt.frame_send(lport, fp); } /** * fc_seq_ls_rjt() - Reject a sequence with ELS LS_RJT - * @req_sp: The request sequence + * @rx_fp: The received frame, not freed here. * @reason: The reason the sequence is being rejected - * @explan: The explaination for the rejection + * @explan: The explanation for the rejection * * If this fails due to allocation or transmit congestion, assume the * originator will repeat the sequence. */ -static void fc_seq_ls_rjt(struct fc_seq *req_sp, enum fc_els_rjt_reason reason, +static void fc_seq_ls_rjt(struct fc_frame *rx_fp, enum fc_els_rjt_reason reason, enum fc_els_rjt_explan explan) { - struct fc_seq *sp; + struct fc_lport *lport; struct fc_els_ls_rjt *rjt; struct fc_frame *fp; - sp = fc_seq_start_next(req_sp); - fp = fc_frame_alloc(fc_seq_exch(sp)->lp, sizeof(*rjt)); - if (fp) { - rjt = fc_frame_payload_get(fp, sizeof(*rjt)); - memset(rjt, 0, sizeof(*rjt)); - rjt->er_cmd = ELS_LS_RJT; - rjt->er_reason = reason; - rjt->er_explan = explan; - fc_seq_send_last(sp, fp, FC_RCTL_ELS_REP, FC_TYPE_ELS); - } + lport = fr_dev(rx_fp); + fp = fc_frame_alloc(lport, sizeof(*rjt)); + if (!fp) + return; + rjt = fc_frame_payload_get(fp, sizeof(*rjt)); + memset(rjt, 0, sizeof(*rjt)); + rjt->er_cmd = ELS_LS_RJT; + rjt->er_reason = reason; + rjt->er_explan = explan; + fc_fill_reply_hdr(fp, rx_fp, FC_RCTL_ELS_REP, 0); + lport->tt.frame_send(lport, fp); } /** @@ -1691,17 +1730,33 @@ void fc_exch_mgr_reset(struct fc_lport *lport, u32 sid, u32 did) EXPORT_SYMBOL(fc_exch_mgr_reset); /** + * fc_exch_lookup() - find an exchange + * @lport: The local port + * @xid: The exchange ID + * + * Returns exchange pointer with hold for caller, or NULL if not found. + */ +static struct fc_exch *fc_exch_lookup(struct fc_lport *lport, u32 xid) +{ + struct fc_exch_mgr_anchor *ema; + + list_for_each_entry(ema, &lport->ema_list, ema_list) + if (ema->mp->min_xid <= xid && xid <= ema->mp->max_xid) + return fc_exch_find(ema->mp, xid); + return NULL; +} + +/** * fc_exch_els_rec() - Handler for ELS REC (Read Exchange Concise) requests - * @sp: The sequence the REC is on - * @rfp: The REC frame + * @rfp: The REC frame, not freed here. * * Note that the requesting port may be different than the S_ID in the request. */ -static void fc_exch_els_rec(struct fc_seq *sp, struct fc_frame *rfp) +static void fc_exch_els_rec(struct fc_frame *rfp) { + struct fc_lport *lport; struct fc_frame *fp; struct fc_exch *ep; - struct fc_exch_mgr *em; struct fc_els_rec *rp; struct fc_els_rec_acc *acc; enum fc_els_rjt_reason reason = ELS_RJT_LOGIC; @@ -1710,6 +1765,7 @@ static void fc_exch_els_rec(struct fc_seq *sp, struct fc_frame *rfp) u16 rxid; u16 oxid; + lport = fr_dev(rfp); rp = fc_frame_payload_get(rfp, sizeof(*rp)); explan = ELS_EXPL_INV_LEN; if (!rp) @@ -1718,35 +1774,19 @@ static void fc_exch_els_rec(struct fc_seq *sp, struct fc_frame *rfp) rxid = ntohs(rp->rec_rx_id); oxid = ntohs(rp->rec_ox_id); - /* - * Currently it's hard to find the local S_ID from the exchange - * manager. This will eventually be fixed, but for now it's easier - * to lookup the subject exchange twice, once as if we were - * the initiator, and then again if we weren't. - */ - em = fc_seq_exch(sp)->em; - ep = fc_exch_find(em, oxid); + ep = fc_exch_lookup(lport, + sid == fc_host_port_id(lport->host) ? oxid : rxid); explan = ELS_EXPL_OXID_RXID; - if (ep && ep->oid == sid) { - if (ep->rxid != FC_XID_UNKNOWN && - rxid != FC_XID_UNKNOWN && - ep->rxid != rxid) - goto rel; - } else { - if (ep) - fc_exch_release(ep); - ep = NULL; - if (rxid != FC_XID_UNKNOWN) - ep = fc_exch_find(em, rxid); - if (!ep) - goto reject; - } - - fp = fc_frame_alloc(fc_seq_exch(sp)->lp, sizeof(*acc)); - if (!fp) { - fc_exch_done(sp); + if (!ep) + goto reject; + if (ep->oid != sid || oxid != ep->oxid) + goto rel; + if (rxid != FC_XID_UNKNOWN && rxid != ep->rxid) + goto rel; + fp = fc_frame_alloc(lport, sizeof(*acc)); + if (!fp) goto out; - } + acc = fc_frame_payload_get(fp, sizeof(*acc)); memset(acc, 0, sizeof(*acc)); acc->reca_cmd = ELS_LS_ACC; @@ -1761,18 +1801,16 @@ static void fc_exch_els_rec(struct fc_seq *sp, struct fc_frame *rfp) acc->reca_e_stat = htonl(ep->esb_stat & (ESB_ST_RESP | ESB_ST_SEQ_INIT | ESB_ST_COMPLETE)); - sp = fc_seq_start_next(sp); - fc_seq_send_last(sp, fp, FC_RCTL_ELS_REP, FC_TYPE_ELS); + fc_fill_reply_hdr(fp, rfp, FC_RCTL_ELS_REP, 0); + lport->tt.frame_send(lport, fp); out: fc_exch_release(ep); - fc_frame_free(rfp); return; rel: fc_exch_release(ep); reject: - fc_seq_ls_rjt(sp, reason, explan); - fc_frame_free(rfp); + fc_seq_ls_rjt(rfp, reason, explan); } /** @@ -1947,20 +1985,20 @@ retry: spin_unlock_bh(&ep->ex_lock); } - /** * fc_exch_els_rrq() - Handler for ELS RRQ (Reset Recovery Qualifier) requests - * @sp: The sequence that the RRQ is on - * @fp: The RRQ frame + * @fp: The RRQ frame, not freed here. */ -static void fc_exch_els_rrq(struct fc_seq *sp, struct fc_frame *fp) +static void fc_exch_els_rrq(struct fc_frame *fp) { + struct fc_lport *lport; struct fc_exch *ep = NULL; /* request or subject exchange */ struct fc_els_rrq *rp; u32 sid; u16 xid; enum fc_els_rjt_explan explan; + lport = fr_dev(fp); rp = fc_frame_payload_get(fp, sizeof(*rp)); explan = ELS_EXPL_INV_LEN; if (!rp) @@ -1969,11 +2007,10 @@ static void fc_exch_els_rrq(struct fc_seq *sp, struct fc_frame *fp) /* * lookup subject exchange. */ - ep = fc_seq_exch(sp); sid = ntoh24(rp->rrq_s_id); /* subject source */ - xid = ep->did == sid ? ntohs(rp->rrq_ox_id) : ntohs(rp->rrq_rx_id); - ep = fc_exch_find(ep->em, xid); - + xid = fc_host_port_id(lport->host) == sid ? + ntohs(rp->rrq_ox_id) : ntohs(rp->rrq_rx_id); + ep = fc_exch_lookup(lport, xid); explan = ELS_EXPL_OXID_RXID; if (!ep) goto reject; @@ -2004,15 +2041,14 @@ static void fc_exch_els_rrq(struct fc_seq *sp, struct fc_frame *fp) /* * Send LS_ACC. */ - fc_seq_ls_acc(sp); + fc_seq_ls_acc(fp); goto out; unlock_reject: spin_unlock_bh(&ep->ex_lock); reject: - fc_seq_ls_rjt(sp, ELS_RJT_LOGIC, explan); + fc_seq_ls_rjt(fp, ELS_RJT_LOGIC, explan); out: - fc_frame_free(fp); if (ep) fc_exch_release(ep); /* drop hold from fc_exch_find */ } @@ -2243,7 +2279,7 @@ void fc_exch_recv(struct fc_lport *lport, struct fc_frame *fp) fc_exch_recv_seq_resp(ema->mp, fp); else if (f_ctl & FC_FC_SEQ_CTX) fc_exch_recv_resp(ema->mp, fp); - else + else /* no EX_CTX and no SEQ_CTX */ fc_exch_recv_req(lport, ema->mp, fp); break; default: @@ -2281,6 +2317,9 @@ int fc_exch_init(struct fc_lport *lport) if (!lport->tt.seq_exch_abort) lport->tt.seq_exch_abort = fc_seq_exch_abort; + if (!lport->tt.seq_assign) + lport->tt.seq_assign = fc_seq_assign; + return 0; } EXPORT_SYMBOL(fc_exch_init); diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c index ec1f66c4a9d4..eac4d09314eb 100644 --- a/drivers/scsi/libfc/fc_fcp.c +++ b/drivers/scsi/libfc/fc_fcp.c @@ -580,10 +580,8 @@ static int fc_fcp_send_data(struct fc_fcp_pkt *fsp, struct fc_seq *seq, fsp, seq_blen, lport->lso_max, t_blen); } - WARN_ON(t_blen < FC_MIN_MAX_PAYLOAD); if (t_blen > 512) t_blen &= ~(512 - 1); /* round down to block size */ - WARN_ON(t_blen < FC_MIN_MAX_PAYLOAD); /* won't go below 256 */ sc = fsp->cmd; remaining = seq_blen; @@ -745,7 +743,7 @@ static void fc_fcp_recv(struct fc_seq *seq, struct fc_frame *fp, void *arg) fh = fc_frame_header_get(fp); r_ctl = fh->fh_r_ctl; - if (!(lport->state & LPORT_ST_READY)) + if (lport->state != LPORT_ST_READY) goto out; if (fc_fcp_lock_pkt(fsp)) goto out; @@ -1110,7 +1108,7 @@ static int fc_fcp_cmd_send(struct fc_lport *lport, struct fc_fcp_pkt *fsp, fc_fill_fc_hdr(fp, FC_RCTL_DD_UNSOL_CMD, rport->port_id, rpriv->local_port->port_id, FC_TYPE_FCP, - FC_FC_FIRST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT, 0); + FC_FCTL_REQ, 0); seq = lport->tt.exch_seq_send(lport, fp, resp, fc_fcp_pkt_destroy, fsp, 0); @@ -1383,7 +1381,7 @@ static void fc_fcp_rec(struct fc_fcp_pkt *fsp) fr_seq(fp) = fsp->seq_ptr; fc_fill_fc_hdr(fp, FC_RCTL_ELS_REQ, rport->port_id, rpriv->local_port->port_id, FC_TYPE_ELS, - FC_FC_FIRST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT, 0); + FC_FCTL_REQ, 0); if (lport->tt.elsct_send(lport, rport->port_id, fp, ELS_REC, fc_fcp_rec_resp, fsp, jiffies_to_msecs(FC_SCSI_REC_TOV))) { @@ -1641,7 +1639,7 @@ static void fc_fcp_srr(struct fc_fcp_pkt *fsp, enum fc_rctl r_ctl, u32 offset) fc_fill_fc_hdr(fp, FC_RCTL_ELS4_REQ, rport->port_id, rpriv->local_port->port_id, FC_TYPE_FCP, - FC_FC_FIRST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT, 0); + FC_FCTL_REQ, 0); seq = lport->tt.exch_seq_send(lport, fp, fc_fcp_srr_resp, NULL, fsp, jiffies_to_msecs(FC_SCSI_REC_TOV)); @@ -1973,6 +1971,11 @@ static void fc_io_compl(struct fc_fcp_pkt *fsp) break; } + if (lport->state != LPORT_ST_READY && fsp->status_code != FC_COMPLETE) { + sc_cmd->result = (DID_REQUEUE << 16); + FC_FCP_DBG(fsp, "Returning DID_REQUEUE to scsi-ml\n"); + } + spin_lock_irqsave(&si->scsi_queue_lock, flags); list_del(&fsp->list); spin_unlock_irqrestore(&si->scsi_queue_lock, flags); diff --git a/drivers/scsi/libfc/fc_libfc.c b/drivers/scsi/libfc/fc_libfc.c index 39f4b6ab04b4..6a48c28e4420 100644 --- a/drivers/scsi/libfc/fc_libfc.c +++ b/drivers/scsi/libfc/fc_libfc.c @@ -23,6 +23,7 @@ #include <linux/crc32.h> #include <scsi/libfc.h> +#include <scsi/fc_encode.h> #include "fc_libfc.h" @@ -132,3 +133,80 @@ u32 fc_copy_buffer_to_sglist(void *buf, size_t len, } return copy_len; } + +/** + * fc_fill_hdr() - fill FC header fields based on request + * @fp: reply frame containing header to be filled in + * @in_fp: request frame containing header to use in filling in reply + * @r_ctl: R_CTL value for header + * @f_ctl: F_CTL value for header, with 0 pad + * @seq_cnt: sequence count for the header, ignored if frame has a sequence + * @parm_offset: parameter / offset value + */ +void fc_fill_hdr(struct fc_frame *fp, const struct fc_frame *in_fp, + enum fc_rctl r_ctl, u32 f_ctl, u16 seq_cnt, u32 parm_offset) +{ + struct fc_frame_header *fh; + struct fc_frame_header *in_fh; + struct fc_seq *sp; + u32 fill; + + fh = __fc_frame_header_get(fp); + in_fh = __fc_frame_header_get(in_fp); + + if (f_ctl & FC_FC_END_SEQ) { + fill = -fr_len(fp) & 3; + if (fill) { + /* TODO, this may be a problem with fragmented skb */ + memset(skb_put(fp_skb(fp), fill), 0, fill); + f_ctl |= fill; + } + fr_eof(fp) = FC_EOF_T; + } else { + WARN_ON(fr_len(fp) % 4 != 0); /* no pad to non last frame */ + fr_eof(fp) = FC_EOF_N; + } + + fh->fh_r_ctl = r_ctl; + memcpy(fh->fh_d_id, in_fh->fh_s_id, sizeof(fh->fh_d_id)); + memcpy(fh->fh_s_id, in_fh->fh_d_id, sizeof(fh->fh_s_id)); + fh->fh_type = in_fh->fh_type; + hton24(fh->fh_f_ctl, f_ctl); + fh->fh_ox_id = in_fh->fh_ox_id; + fh->fh_rx_id = in_fh->fh_rx_id; + fh->fh_cs_ctl = 0; + fh->fh_df_ctl = 0; + fh->fh_parm_offset = htonl(parm_offset); + + sp = fr_seq(in_fp); + if (sp) { + fr_seq(fp) = sp; + fh->fh_seq_id = sp->id; + seq_cnt = sp->cnt; + } else { + fh->fh_seq_id = 0; + } + fh->fh_seq_cnt = ntohs(seq_cnt); + fr_sof(fp) = seq_cnt ? FC_SOF_N3 : FC_SOF_I3; + fr_encaps(fp) = fr_encaps(in_fp); +} +EXPORT_SYMBOL(fc_fill_hdr); + +/** + * fc_fill_reply_hdr() - fill FC reply header fields based on request + * @fp: reply frame containing header to be filled in + * @in_fp: request frame containing header to use in filling in reply + * @r_ctl: R_CTL value for reply + * @parm_offset: parameter / offset value + */ +void fc_fill_reply_hdr(struct fc_frame *fp, const struct fc_frame *in_fp, + enum fc_rctl r_ctl, u32 parm_offset) +{ + struct fc_seq *sp; + + sp = fr_seq(in_fp); + if (sp) + fr_seq(fp) = fr_dev(in_fp)->tt.seq_start_next(sp); + fc_fill_hdr(fp, in_fp, r_ctl, FC_FCTL_RESP, 0, parm_offset); +} +EXPORT_SYMBOL(fc_fill_reply_hdr); diff --git a/drivers/scsi/libfc/fc_libfc.h b/drivers/scsi/libfc/fc_libfc.h index f5c0ca4b6ef8..16d2162dda1f 100644 --- a/drivers/scsi/libfc/fc_libfc.h +++ b/drivers/scsi/libfc/fc_libfc.h @@ -52,7 +52,7 @@ extern unsigned int fc_debug_logging; #define FC_DISC_DBG(disc, fmt, args...) \ FC_CHECK_LOGGING(FC_DISC_LOGGING, \ printk(KERN_INFO "host%u: disc: " fmt, \ - (disc)->lport->host->host_no, \ + fc_disc_lport(disc)->host->host_no, \ ##args)) #define FC_RPORT_ID_DBG(lport, port_id, fmt, args...) \ diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c index 79c9e3ccd341..6eb334a8a7fa 100644 --- a/drivers/scsi/libfc/fc_lport.c +++ b/drivers/scsi/libfc/fc_lport.c @@ -375,41 +375,36 @@ static void fc_lport_add_fc4_type(struct fc_lport *lport, enum fc_fh_type type) /** * fc_lport_recv_rlir_req() - Handle received Registered Link Incident Report. - * @sp: The sequence in the RLIR exchange - * @fp: The RLIR request frame * @lport: Fibre Channel local port recieving the RLIR + * @fp: The RLIR request frame * * Locking Note: The lport lock is expected to be held before calling * this function. */ -static void fc_lport_recv_rlir_req(struct fc_seq *sp, struct fc_frame *fp, - struct fc_lport *lport) +static void fc_lport_recv_rlir_req(struct fc_lport *lport, struct fc_frame *fp) { FC_LPORT_DBG(lport, "Received RLIR request while in state %s\n", fc_lport_state(lport)); - lport->tt.seq_els_rsp_send(sp, ELS_LS_ACC, NULL); + lport->tt.seq_els_rsp_send(fp, ELS_LS_ACC, NULL); fc_frame_free(fp); } /** * fc_lport_recv_echo_req() - Handle received ECHO request - * @sp: The sequence in the ECHO exchange - * @fp: ECHO request frame * @lport: The local port recieving the ECHO + * @fp: ECHO request frame * * Locking Note: The lport lock is expected to be held before calling * this function. */ -static void fc_lport_recv_echo_req(struct fc_seq *sp, struct fc_frame *in_fp, - struct fc_lport *lport) +static void fc_lport_recv_echo_req(struct fc_lport *lport, + struct fc_frame *in_fp) { struct fc_frame *fp; - struct fc_exch *ep = fc_seq_exch(sp); unsigned int len; void *pp; void *dp; - u32 f_ctl; FC_LPORT_DBG(lport, "Received ECHO request while in state %s\n", fc_lport_state(lport)); @@ -425,29 +420,24 @@ static void fc_lport_recv_echo_req(struct fc_seq *sp, struct fc_frame *in_fp, dp = fc_frame_payload_get(fp, len); memcpy(dp, pp, len); *((__be32 *)dp) = htonl(ELS_LS_ACC << 24); - sp = lport->tt.seq_start_next(sp); - f_ctl = FC_FC_EX_CTX | FC_FC_LAST_SEQ | FC_FC_END_SEQ; - fc_fill_fc_hdr(fp, FC_RCTL_ELS_REP, ep->did, ep->sid, - FC_TYPE_ELS, f_ctl, 0); - lport->tt.seq_send(lport, sp, fp); + fc_fill_reply_hdr(fp, in_fp, FC_RCTL_ELS_REP, 0); + lport->tt.frame_send(lport, fp); } fc_frame_free(in_fp); } /** * fc_lport_recv_rnid_req() - Handle received Request Node ID data request - * @sp: The sequence in the RNID exchange - * @fp: The RNID request frame * @lport: The local port recieving the RNID + * @fp: The RNID request frame * * Locking Note: The lport lock is expected to be held before calling * this function. */ -static void fc_lport_recv_rnid_req(struct fc_seq *sp, struct fc_frame *in_fp, - struct fc_lport *lport) +static void fc_lport_recv_rnid_req(struct fc_lport *lport, + struct fc_frame *in_fp) { struct fc_frame *fp; - struct fc_exch *ep = fc_seq_exch(sp); struct fc_els_rnid *req; struct { struct fc_els_rnid_resp rnid; @@ -457,17 +447,15 @@ static void fc_lport_recv_rnid_req(struct fc_seq *sp, struct fc_frame *in_fp, struct fc_seq_els_data rjt_data; u8 fmt; size_t len; - u32 f_ctl; FC_LPORT_DBG(lport, "Received RNID request while in state %s\n", fc_lport_state(lport)); req = fc_frame_payload_get(in_fp, sizeof(*req)); if (!req) { - rjt_data.fp = NULL; rjt_data.reason = ELS_RJT_LOGIC; rjt_data.explan = ELS_EXPL_NONE; - lport->tt.seq_els_rsp_send(sp, ELS_LS_RJT, &rjt_data); + lport->tt.seq_els_rsp_send(in_fp, ELS_LS_RJT, &rjt_data); } else { fmt = req->rnid_fmt; len = sizeof(*rp); @@ -490,12 +478,8 @@ static void fc_lport_recv_rnid_req(struct fc_seq *sp, struct fc_frame *in_fp, memcpy(&rp->gen, &lport->rnid_gen, sizeof(rp->gen)); } - sp = lport->tt.seq_start_next(sp); - f_ctl = FC_FC_EX_CTX | FC_FC_LAST_SEQ; - f_ctl |= FC_FC_END_SEQ | FC_FC_SEQ_INIT; - fc_fill_fc_hdr(fp, FC_RCTL_ELS_REP, ep->did, ep->sid, - FC_TYPE_ELS, f_ctl, 0); - lport->tt.seq_send(lport, sp, fp); + fc_fill_reply_hdr(fp, in_fp, FC_RCTL_ELS_REP, 0); + lport->tt.frame_send(lport, fp); } } fc_frame_free(in_fp); @@ -503,17 +487,15 @@ static void fc_lport_recv_rnid_req(struct fc_seq *sp, struct fc_frame *in_fp, /** * fc_lport_recv_logo_req() - Handle received fabric LOGO request - * @sp: The sequence in the LOGO exchange - * @fp: The LOGO request frame * @lport: The local port recieving the LOGO + * @fp: The LOGO request frame * * Locking Note: The lport lock is exected to be held before calling * this function. */ -static void fc_lport_recv_logo_req(struct fc_seq *sp, struct fc_frame *fp, - struct fc_lport *lport) +static void fc_lport_recv_logo_req(struct fc_lport *lport, struct fc_frame *fp) { - lport->tt.seq_els_rsp_send(sp, ELS_LS_ACC, NULL); + lport->tt.seq_els_rsp_send(fp, ELS_LS_ACC, NULL); fc_lport_enter_reset(lport); fc_frame_free(fp); } @@ -755,10 +737,37 @@ static void fc_lport_set_port_id(struct fc_lport *lport, u32 port_id, } /** + * fc_lport_set_port_id() - set the local port Port ID for point-to-multipoint + * @lport: The local port which will have its Port ID set. + * @port_id: The new port ID. + * + * Called by the lower-level driver when transport sets the local port_id. + * This is used in VN_port to VN_port mode for FCoE, and causes FLOGI and + * discovery to be skipped. + */ +void fc_lport_set_local_id(struct fc_lport *lport, u32 port_id) +{ + mutex_lock(&lport->lp_mutex); + + fc_lport_set_port_id(lport, port_id, NULL); + + switch (lport->state) { + case LPORT_ST_RESET: + case LPORT_ST_FLOGI: + if (port_id) + fc_lport_enter_ready(lport); + break; + default: + break; + } + mutex_unlock(&lport->lp_mutex); +} +EXPORT_SYMBOL(fc_lport_set_local_id); + +/** * fc_lport_recv_flogi_req() - Receive a FLOGI request - * @sp_in: The sequence the FLOGI is on - * @rx_fp: The FLOGI frame * @lport: The local port that recieved the request + * @rx_fp: The FLOGI frame * * A received FLOGI request indicates a point-to-point connection. * Accept it with the common service parameters indicating our N port. @@ -767,26 +776,21 @@ static void fc_lport_set_port_id(struct fc_lport *lport, u32 port_id, * Locking Note: The lport lock is expected to be held before calling * this function. */ -static void fc_lport_recv_flogi_req(struct fc_seq *sp_in, - struct fc_frame *rx_fp, - struct fc_lport *lport) +static void fc_lport_recv_flogi_req(struct fc_lport *lport, + struct fc_frame *rx_fp) { struct fc_frame *fp; struct fc_frame_header *fh; - struct fc_seq *sp; - struct fc_exch *ep; struct fc_els_flogi *flp; struct fc_els_flogi *new_flp; u64 remote_wwpn; u32 remote_fid; u32 local_fid; - u32 f_ctl; FC_LPORT_DBG(lport, "Received FLOGI request while in state %s\n", fc_lport_state(lport)); - fh = fc_frame_header_get(rx_fp); - remote_fid = ntoh24(fh->fh_s_id); + remote_fid = fc_frame_sid(rx_fp); flp = fc_frame_payload_get(rx_fp, sizeof(*flp)); if (!flp) goto out; @@ -817,7 +821,6 @@ static void fc_lport_recv_flogi_req(struct fc_seq *sp_in, fp = fc_frame_alloc(lport, sizeof(*flp)); if (fp) { - sp = lport->tt.seq_start_next(fr_seq(rx_fp)); new_flp = fc_frame_payload_get(fp, sizeof(*flp)); fc_lport_flogi_fill(lport, new_flp, ELS_FLOGI); new_flp->fl_cmd = (u8) ELS_LS_ACC; @@ -826,27 +829,24 @@ static void fc_lport_recv_flogi_req(struct fc_seq *sp_in, * Send the response. If this fails, the originator should * repeat the sequence. */ - f_ctl = FC_FC_EX_CTX | FC_FC_LAST_SEQ | FC_FC_END_SEQ; - ep = fc_seq_exch(sp); - fc_fill_fc_hdr(fp, FC_RCTL_ELS_REP, remote_fid, local_fid, - FC_TYPE_ELS, f_ctl, 0); - lport->tt.seq_send(lport, sp, fp); + fc_fill_reply_hdr(fp, rx_fp, FC_RCTL_ELS_REP, 0); + fh = fc_frame_header_get(fp); + hton24(fh->fh_s_id, local_fid); + hton24(fh->fh_d_id, remote_fid); + lport->tt.frame_send(lport, fp); } else { fc_lport_error(lport, fp); } fc_lport_ptp_setup(lport, remote_fid, remote_wwpn, get_unaligned_be64(&flp->fl_wwnn)); - out: - sp = fr_seq(rx_fp); fc_frame_free(rx_fp); } /** * fc_lport_recv_req() - The generic lport request handler * @lport: The local port that received the request - * @sp: The sequence the request is on * @fp: The request frame * * This function will see if the lport handles the request or @@ -855,11 +855,10 @@ out: * Locking Note: This function should not be called with the lport * lock held becuase it will grab the lock. */ -static void fc_lport_recv_req(struct fc_lport *lport, struct fc_seq *sp, - struct fc_frame *fp) +static void fc_lport_recv_req(struct fc_lport *lport, struct fc_frame *fp) { struct fc_frame_header *fh = fc_frame_header_get(fp); - void (*recv) (struct fc_seq *, struct fc_frame *, struct fc_lport *); + void (*recv)(struct fc_lport *, struct fc_frame *); mutex_lock(&lport->lp_mutex); @@ -878,11 +877,11 @@ static void fc_lport_recv_req(struct fc_lport *lport, struct fc_seq *sp, recv = lport->tt.rport_recv_req; switch (fc_frame_payload_op(fp)) { case ELS_FLOGI: - recv = fc_lport_recv_flogi_req; + if (!lport->point_to_multipoint) + recv = fc_lport_recv_flogi_req; break; case ELS_LOGO: - fh = fc_frame_header_get(fp); - if (ntoh24(fh->fh_s_id) == FC_FID_FLOGI) + if (fc_frame_sid(fp) == FC_FID_FLOGI) recv = fc_lport_recv_logo_req; break; case ELS_RSCN: @@ -899,19 +898,13 @@ static void fc_lport_recv_req(struct fc_lport *lport, struct fc_seq *sp, break; } - recv(sp, fp, lport); + recv(lport, fp); } else { FC_LPORT_DBG(lport, "dropping invalid frame (eof %x)\n", fr_eof(fp)); fc_frame_free(fp); } mutex_unlock(&lport->lp_mutex); - - /* - * The common exch_done for all request may not be good - * if any request requires longer hold on exhange. XXX - */ - lport->tt.exch_done(sp); } /** @@ -954,7 +947,7 @@ static void fc_lport_reset_locked(struct fc_lport *lport) lport->tt.exch_mgr_reset(lport, 0, 0); fc_host_fabric_name(lport->host) = 0; - if (lport->port_id) + if (lport->port_id && (!lport->point_to_multipoint || !lport->link_up)) fc_lport_set_port_id(lport, 0, NULL); } @@ -1019,38 +1012,24 @@ static void fc_lport_error(struct fc_lport *lport, struct fc_frame *fp) PTR_ERR(fp), fc_lport_state(lport), lport->retry_count); - if (!fp || PTR_ERR(fp) == -FC_EX_TIMEOUT) { - /* - * Memory allocation failure, or the exchange timed out. - * Retry after delay - */ - if (lport->retry_count < lport->max_retry_count) { - lport->retry_count++; - if (!fp) - delay = msecs_to_jiffies(500); - else - delay = msecs_to_jiffies(lport->e_d_tov); - - schedule_delayed_work(&lport->retry_work, delay); - } else { - switch (lport->state) { - case LPORT_ST_DISABLED: - case LPORT_ST_READY: - case LPORT_ST_RESET: - case LPORT_ST_RNN_ID: - case LPORT_ST_RSNN_NN: - case LPORT_ST_RSPN_ID: - case LPORT_ST_RFT_ID: - case LPORT_ST_RFF_ID: - case LPORT_ST_SCR: - case LPORT_ST_DNS: - case LPORT_ST_FLOGI: - case LPORT_ST_LOGO: - fc_lport_enter_reset(lport); - break; - } - } - } + if (PTR_ERR(fp) == -FC_EX_CLOSED) + return; + + /* + * Memory allocation failure, or the exchange timed out + * or we received LS_RJT. + * Retry after delay + */ + if (lport->retry_count < lport->max_retry_count) { + lport->retry_count++; + if (!fp) + delay = msecs_to_jiffies(500); + else + delay = msecs_to_jiffies(lport->e_d_tov); + + schedule_delayed_work(&lport->retry_work, delay); + } else + fc_lport_enter_reset(lport); } /** @@ -1440,7 +1419,6 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp, void *lp_arg) { struct fc_lport *lport = lp_arg; - struct fc_frame_header *fh; struct fc_els_flogi *flp; u32 did; u16 csp_flags; @@ -1468,9 +1446,14 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp, goto err; } - fh = fc_frame_header_get(fp); - did = ntoh24(fh->fh_d_id); - if (fc_frame_payload_op(fp) == ELS_LS_ACC && did != 0) { + did = fc_frame_did(fp); + + if (!did) { + FC_LPORT_DBG(lport, "Bad FLOGI response\n"); + goto out; + } + + if (fc_frame_payload_op(fp) == ELS_LS_ACC) { flp = fc_frame_payload_get(fp, sizeof(*flp)); if (flp) { mfs = ntohs(flp->fl_csp.sp_bb_data) & @@ -1495,7 +1478,7 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp, "Port (%6.6x) entered " "point-to-point mode\n", lport->host->host_no, did); - fc_lport_ptp_setup(lport, ntoh24(fh->fh_s_id), + fc_lport_ptp_setup(lport, fc_frame_sid(fp), get_unaligned_be64( &flp->fl_wwpn), get_unaligned_be64( @@ -1509,9 +1492,8 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp, fc_lport_enter_dns(lport); } } - } else { - FC_LPORT_DBG(lport, "Bad FLOGI response\n"); - } + } else + fc_lport_error(lport, fp); out: fc_frame_free(fp); @@ -1536,6 +1518,12 @@ void fc_lport_enter_flogi(struct fc_lport *lport) fc_lport_state_enter(lport, LPORT_ST_FLOGI); + if (lport->point_to_multipoint) { + if (lport->port_id) + fc_lport_enter_ready(lport); + return; + } + fp = fc_frame_alloc(lport, sizeof(struct fc_els_flogi)); if (!fp) return fc_lport_error(lport, fp); @@ -1701,8 +1689,7 @@ static int fc_lport_els_request(struct fc_bsg_job *job, hton24(fh->fh_d_id, did); hton24(fh->fh_s_id, lport->port_id); fh->fh_type = FC_TYPE_ELS; - hton24(fh->fh_f_ctl, FC_FC_FIRST_SEQ | - FC_FC_END_SEQ | FC_FC_SEQ_INIT); + hton24(fh->fh_f_ctl, FC_FCTL_REQ); fh->fh_cs_ctl = 0; fh->fh_df_ctl = 0; fh->fh_parm_offset = 0; @@ -1761,8 +1748,7 @@ static int fc_lport_ct_request(struct fc_bsg_job *job, hton24(fh->fh_d_id, did); hton24(fh->fh_s_id, lport->port_id); fh->fh_type = FC_TYPE_CT; - hton24(fh->fh_f_ctl, FC_FC_FIRST_SEQ | - FC_FC_END_SEQ | FC_FC_SEQ_INIT); + hton24(fh->fh_f_ctl, FC_FCTL_REQ); fh->fh_cs_ctl = 0; fh->fh_df_ctl = 0; fh->fh_parm_offset = 0; diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c index 39e440f0f54a..25479cc7f170 100644 --- a/drivers/scsi/libfc/fc_rport.c +++ b/drivers/scsi/libfc/fc_rport.c @@ -60,6 +60,7 @@ struct workqueue_struct *rport_event_queue; +static void fc_rport_enter_flogi(struct fc_rport_priv *); static void fc_rport_enter_plogi(struct fc_rport_priv *); static void fc_rport_enter_prli(struct fc_rport_priv *); static void fc_rport_enter_rtv(struct fc_rport_priv *); @@ -67,14 +68,10 @@ static void fc_rport_enter_ready(struct fc_rport_priv *); static void fc_rport_enter_logo(struct fc_rport_priv *); static void fc_rport_enter_adisc(struct fc_rport_priv *); -static void fc_rport_recv_plogi_req(struct fc_lport *, - struct fc_seq *, struct fc_frame *); -static void fc_rport_recv_prli_req(struct fc_rport_priv *, - struct fc_seq *, struct fc_frame *); -static void fc_rport_recv_prlo_req(struct fc_rport_priv *, - struct fc_seq *, struct fc_frame *); -static void fc_rport_recv_logo_req(struct fc_lport *, - struct fc_seq *, struct fc_frame *); +static void fc_rport_recv_plogi_req(struct fc_lport *, struct fc_frame *); +static void fc_rport_recv_prli_req(struct fc_rport_priv *, struct fc_frame *); +static void fc_rport_recv_prlo_req(struct fc_rport_priv *, struct fc_frame *); +static void fc_rport_recv_logo_req(struct fc_lport *, struct fc_frame *); static void fc_rport_timeout(struct work_struct *); static void fc_rport_error(struct fc_rport_priv *, struct fc_frame *); static void fc_rport_error_retry(struct fc_rport_priv *, struct fc_frame *); @@ -82,27 +79,29 @@ static void fc_rport_work(struct work_struct *); static const char *fc_rport_state_names[] = { [RPORT_ST_INIT] = "Init", + [RPORT_ST_FLOGI] = "FLOGI", + [RPORT_ST_PLOGI_WAIT] = "PLOGI_WAIT", [RPORT_ST_PLOGI] = "PLOGI", [RPORT_ST_PRLI] = "PRLI", [RPORT_ST_RTV] = "RTV", [RPORT_ST_READY] = "Ready", - [RPORT_ST_LOGO] = "LOGO", [RPORT_ST_ADISC] = "ADISC", [RPORT_ST_DELETE] = "Delete", - [RPORT_ST_RESTART] = "Restart", }; /** * fc_rport_lookup() - Lookup a remote port by port_id * @lport: The local port to lookup the remote port on * @port_id: The remote port ID to look up + * + * The caller must hold either disc_mutex or rcu_read_lock(). */ static struct fc_rport_priv *fc_rport_lookup(const struct fc_lport *lport, u32 port_id) { struct fc_rport_priv *rdata; - list_for_each_entry(rdata, &lport->disc.rports, peers) + list_for_each_entry_rcu(rdata, &lport->disc.rports, peers) if (rdata->ids.port_id == port_id) return rdata; return NULL; @@ -126,7 +125,7 @@ static struct fc_rport_priv *fc_rport_create(struct fc_lport *lport, if (rdata) return rdata; - rdata = kzalloc(sizeof(*rdata), GFP_KERNEL); + rdata = kzalloc(sizeof(*rdata) + lport->rport_priv_size, GFP_KERNEL); if (!rdata) return NULL; @@ -147,11 +146,23 @@ static struct fc_rport_priv *fc_rport_create(struct fc_lport *lport, INIT_DELAYED_WORK(&rdata->retry_work, fc_rport_timeout); INIT_WORK(&rdata->event_work, fc_rport_work); if (port_id != FC_FID_DIR_SERV) - list_add(&rdata->peers, &lport->disc.rports); + list_add_rcu(&rdata->peers, &lport->disc.rports); return rdata; } /** + * fc_rport_free_rcu() - Free a remote port + * @rcu: The rcu_head structure inside the remote port + */ +static void fc_rport_free_rcu(struct rcu_head *rcu) +{ + struct fc_rport_priv *rdata; + + rdata = container_of(rcu, struct fc_rport_priv, rcu); + kfree(rdata); +} + +/** * fc_rport_destroy() - Free a remote port after last reference is released * @kref: The remote port's kref */ @@ -160,7 +171,7 @@ static void fc_rport_destroy(struct kref *kref) struct fc_rport_priv *rdata; rdata = container_of(kref, struct fc_rport_priv, kref); - kfree(rdata); + call_rcu(&rdata->rcu, fc_rport_free_rcu); } /** @@ -194,7 +205,7 @@ EXPORT_SYMBOL(fc_set_rport_loss_tmo); /** * fc_plogi_get_maxframe() - Get the maximum payload from the common service * parameters in a FLOGI frame - * @flp: The FLOGI payload + * @flp: The FLOGI or PLOGI payload * @maxval: The maximum frame size upper limit; this may be less than what * is in the service parameters */ @@ -246,7 +257,6 @@ static void fc_rport_work(struct work_struct *work) struct fc_rport_operations *rport_ops; struct fc_rport_identifiers ids; struct fc_rport *rport; - int restart = 0; mutex_lock(&rdata->rp_mutex); event = rdata->event; @@ -259,6 +269,7 @@ static void fc_rport_work(struct work_struct *work) case RPORT_EV_READY: ids = rdata->ids; rdata->event = RPORT_EV_NONE; + rdata->major_retries = 0; kref_get(&rdata->kref); mutex_unlock(&rdata->rp_mutex); @@ -298,24 +309,6 @@ static void fc_rport_work(struct work_struct *work) port_id = rdata->ids.port_id; mutex_unlock(&rdata->rp_mutex); - if (port_id != FC_FID_DIR_SERV) { - /* - * We must drop rp_mutex before taking disc_mutex. - * Re-evaluate state to allow for restart. - * A transition to RESTART state must only happen - * while disc_mutex is held and rdata is on the list. - */ - mutex_lock(&lport->disc.disc_mutex); - mutex_lock(&rdata->rp_mutex); - if (rdata->rp_state == RPORT_ST_RESTART) - restart = 1; - else - list_del(&rdata->peers); - rdata->event = RPORT_EV_NONE; - mutex_unlock(&rdata->rp_mutex); - mutex_unlock(&lport->disc.disc_mutex); - } - if (rport_ops && rport_ops->event_callback) { FC_RPORT_DBG(rdata, "callback ev %d\n", event); rport_ops->event_callback(lport, rdata, event); @@ -336,13 +329,37 @@ static void fc_rport_work(struct work_struct *work) mutex_unlock(&rdata->rp_mutex); fc_remote_port_delete(rport); } - if (restart) { - mutex_lock(&rdata->rp_mutex); - FC_RPORT_DBG(rdata, "work restart\n"); - fc_rport_enter_plogi(rdata); + + mutex_lock(&lport->disc.disc_mutex); + mutex_lock(&rdata->rp_mutex); + if (rdata->rp_state == RPORT_ST_DELETE) { + if (port_id == FC_FID_DIR_SERV) { + rdata->event = RPORT_EV_NONE; + mutex_unlock(&rdata->rp_mutex); + } else if ((rdata->flags & FC_RP_STARTED) && + rdata->major_retries < + lport->max_rport_retry_count) { + rdata->major_retries++; + rdata->event = RPORT_EV_NONE; + FC_RPORT_DBG(rdata, "work restart\n"); + fc_rport_enter_flogi(rdata); + mutex_unlock(&rdata->rp_mutex); + } else { + FC_RPORT_DBG(rdata, "work delete\n"); + list_del_rcu(&rdata->peers); + mutex_unlock(&rdata->rp_mutex); + kref_put(&rdata->kref, lport->tt.rport_destroy); + } + } else { + /* + * Re-open for events. Reissue READY event if ready. + */ + rdata->event = RPORT_EV_NONE; + if (rdata->rp_state == RPORT_ST_READY) + fc_rport_enter_ready(rdata); mutex_unlock(&rdata->rp_mutex); - } else - kref_put(&rdata->kref, lport->tt.rport_destroy); + } + mutex_unlock(&lport->disc.disc_mutex); break; default: @@ -367,20 +384,18 @@ int fc_rport_login(struct fc_rport_priv *rdata) { mutex_lock(&rdata->rp_mutex); + rdata->flags |= FC_RP_STARTED; switch (rdata->rp_state) { case RPORT_ST_READY: FC_RPORT_DBG(rdata, "ADISC port\n"); fc_rport_enter_adisc(rdata); break; - case RPORT_ST_RESTART: - break; case RPORT_ST_DELETE: FC_RPORT_DBG(rdata, "Restart deleted port\n"); - fc_rport_state_enter(rdata, RPORT_ST_RESTART); break; default: FC_RPORT_DBG(rdata, "Login to port\n"); - fc_rport_enter_plogi(rdata); + fc_rport_enter_flogi(rdata); break; } mutex_unlock(&rdata->rp_mutex); @@ -431,15 +446,12 @@ int fc_rport_logoff(struct fc_rport_priv *rdata) FC_RPORT_DBG(rdata, "Remove port\n"); + rdata->flags &= ~FC_RP_STARTED; if (rdata->rp_state == RPORT_ST_DELETE) { FC_RPORT_DBG(rdata, "Port in Delete state, not removing\n"); goto out; } - - if (rdata->rp_state == RPORT_ST_RESTART) - FC_RPORT_DBG(rdata, "Port in Restart state, deleting\n"); - else - fc_rport_enter_logo(rdata); + fc_rport_enter_logo(rdata); /* * Change the state to Delete so that we discard @@ -485,6 +497,9 @@ static void fc_rport_timeout(struct work_struct *work) mutex_lock(&rdata->rp_mutex); switch (rdata->rp_state) { + case RPORT_ST_FLOGI: + fc_rport_enter_flogi(rdata); + break; case RPORT_ST_PLOGI: fc_rport_enter_plogi(rdata); break; @@ -494,16 +509,13 @@ static void fc_rport_timeout(struct work_struct *work) case RPORT_ST_RTV: fc_rport_enter_rtv(rdata); break; - case RPORT_ST_LOGO: - fc_rport_enter_logo(rdata); - break; case RPORT_ST_ADISC: fc_rport_enter_adisc(rdata); break; + case RPORT_ST_PLOGI_WAIT: case RPORT_ST_READY: case RPORT_ST_INIT: case RPORT_ST_DELETE: - case RPORT_ST_RESTART: break; } @@ -525,8 +537,9 @@ static void fc_rport_error(struct fc_rport_priv *rdata, struct fc_frame *fp) fc_rport_state(rdata), rdata->retries); switch (rdata->rp_state) { + case RPORT_ST_FLOGI: case RPORT_ST_PLOGI: - case RPORT_ST_LOGO: + rdata->flags &= ~FC_RP_STARTED; fc_rport_enter_delete(rdata, RPORT_EV_FAILED); break; case RPORT_ST_RTV: @@ -536,8 +549,8 @@ static void fc_rport_error(struct fc_rport_priv *rdata, struct fc_frame *fp) case RPORT_ST_ADISC: fc_rport_enter_logo(rdata); break; + case RPORT_ST_PLOGI_WAIT: case RPORT_ST_DELETE: - case RPORT_ST_RESTART: case RPORT_ST_READY: case RPORT_ST_INIT: break; @@ -579,7 +592,250 @@ static void fc_rport_error_retry(struct fc_rport_priv *rdata, } /** - * fc_rport_plogi_recv_resp() - Handler for ELS PLOGI responses + * fc_rport_login_complete() - Handle parameters and completion of p-mp login. + * @rdata: The remote port which we logged into or which logged into us. + * @fp: The FLOGI or PLOGI request or response frame + * + * Returns non-zero error if a problem is detected with the frame. + * Does not free the frame. + * + * This is only used in point-to-multipoint mode for FIP currently. + */ +static int fc_rport_login_complete(struct fc_rport_priv *rdata, + struct fc_frame *fp) +{ + struct fc_lport *lport = rdata->local_port; + struct fc_els_flogi *flogi; + unsigned int e_d_tov; + u16 csp_flags; + + flogi = fc_frame_payload_get(fp, sizeof(*flogi)); + if (!flogi) + return -EINVAL; + + csp_flags = ntohs(flogi->fl_csp.sp_features); + + if (fc_frame_payload_op(fp) == ELS_FLOGI) { + if (csp_flags & FC_SP_FT_FPORT) { + FC_RPORT_DBG(rdata, "Fabric bit set in FLOGI\n"); + return -EINVAL; + } + } else { + + /* + * E_D_TOV is not valid on an incoming FLOGI request. + */ + e_d_tov = ntohl(flogi->fl_csp.sp_e_d_tov); + if (csp_flags & FC_SP_FT_EDTR) + e_d_tov /= 1000000; + if (e_d_tov > rdata->e_d_tov) + rdata->e_d_tov = e_d_tov; + } + rdata->maxframe_size = fc_plogi_get_maxframe(flogi, lport->mfs); + return 0; +} + +/** + * fc_rport_flogi_resp() - Handle response to FLOGI request for p-mp mode + * @sp: The sequence that the FLOGI was on + * @fp: The FLOGI response frame + * @rp_arg: The remote port that received the FLOGI response + */ +void fc_rport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp, + void *rp_arg) +{ + struct fc_rport_priv *rdata = rp_arg; + struct fc_lport *lport = rdata->local_port; + struct fc_els_flogi *flogi; + unsigned int r_a_tov; + + FC_RPORT_DBG(rdata, "Received a FLOGI %s\n", fc_els_resp_type(fp)); + + if (fp == ERR_PTR(-FC_EX_CLOSED)) + return; + + mutex_lock(&rdata->rp_mutex); + + if (rdata->rp_state != RPORT_ST_FLOGI) { + FC_RPORT_DBG(rdata, "Received a FLOGI response, but in state " + "%s\n", fc_rport_state(rdata)); + if (IS_ERR(fp)) + goto err; + goto out; + } + + if (IS_ERR(fp)) { + fc_rport_error(rdata, fp); + goto err; + } + + if (fc_frame_payload_op(fp) != ELS_LS_ACC) + goto bad; + if (fc_rport_login_complete(rdata, fp)) + goto bad; + + flogi = fc_frame_payload_get(fp, sizeof(*flogi)); + if (!flogi) + goto bad; + r_a_tov = ntohl(flogi->fl_csp.sp_r_a_tov); + if (r_a_tov > rdata->r_a_tov) + rdata->r_a_tov = r_a_tov; + + if (rdata->ids.port_name < lport->wwpn) + fc_rport_enter_plogi(rdata); + else + fc_rport_state_enter(rdata, RPORT_ST_PLOGI_WAIT); +out: + fc_frame_free(fp); +err: + mutex_unlock(&rdata->rp_mutex); + kref_put(&rdata->kref, rdata->local_port->tt.rport_destroy); + return; +bad: + FC_RPORT_DBG(rdata, "Bad FLOGI response\n"); + fc_rport_error_retry(rdata, fp); + goto out; +} + +/** + * fc_rport_enter_flogi() - Send a FLOGI request to the remote port for p-mp + * @rdata: The remote port to send a FLOGI to + * + * Locking Note: The rport lock is expected to be held before calling + * this routine. + */ +static void fc_rport_enter_flogi(struct fc_rport_priv *rdata) +{ + struct fc_lport *lport = rdata->local_port; + struct fc_frame *fp; + + if (!lport->point_to_multipoint) + return fc_rport_enter_plogi(rdata); + + FC_RPORT_DBG(rdata, "Entered FLOGI state from %s state\n", + fc_rport_state(rdata)); + + fc_rport_state_enter(rdata, RPORT_ST_FLOGI); + + fp = fc_frame_alloc(lport, sizeof(struct fc_els_flogi)); + if (!fp) + return fc_rport_error_retry(rdata, fp); + + if (!lport->tt.elsct_send(lport, rdata->ids.port_id, fp, ELS_FLOGI, + fc_rport_flogi_resp, rdata, + 2 * lport->r_a_tov)) + fc_rport_error_retry(rdata, NULL); + else + kref_get(&rdata->kref); +} + +/** + * fc_rport_recv_flogi_req() - Handle Fabric Login (FLOGI) request in p-mp mode + * @lport: The local port that received the PLOGI request + * @rx_fp: The PLOGI request frame + */ +static void fc_rport_recv_flogi_req(struct fc_lport *lport, + struct fc_frame *rx_fp) +{ + struct fc_disc *disc; + struct fc_els_flogi *flp; + struct fc_rport_priv *rdata; + struct fc_frame *fp = rx_fp; + struct fc_seq_els_data rjt_data; + u32 sid; + + sid = fc_frame_sid(fp); + + FC_RPORT_ID_DBG(lport, sid, "Received FLOGI request\n"); + + disc = &lport->disc; + mutex_lock(&disc->disc_mutex); + + if (!lport->point_to_multipoint) { + rjt_data.reason = ELS_RJT_UNSUP; + rjt_data.explan = ELS_EXPL_NONE; + goto reject; + } + + flp = fc_frame_payload_get(fp, sizeof(*flp)); + if (!flp) { + rjt_data.reason = ELS_RJT_LOGIC; + rjt_data.explan = ELS_EXPL_INV_LEN; + goto reject; + } + + rdata = lport->tt.rport_lookup(lport, sid); + if (!rdata) { + rjt_data.reason = ELS_RJT_FIP; + rjt_data.explan = ELS_EXPL_NOT_NEIGHBOR; + goto reject; + } + mutex_lock(&rdata->rp_mutex); + + FC_RPORT_DBG(rdata, "Received FLOGI in %s state\n", + fc_rport_state(rdata)); + + switch (rdata->rp_state) { + case RPORT_ST_INIT: + case RPORT_ST_DELETE: + mutex_unlock(&rdata->rp_mutex); + rjt_data.reason = ELS_RJT_FIP; + rjt_data.explan = ELS_EXPL_NOT_NEIGHBOR; + goto reject; + case RPORT_ST_FLOGI: + case RPORT_ST_PLOGI_WAIT: + case RPORT_ST_PLOGI: + break; + case RPORT_ST_PRLI: + case RPORT_ST_RTV: + case RPORT_ST_READY: + case RPORT_ST_ADISC: + /* + * Set the remote port to be deleted and to then restart. + * This queues work to be sure exchanges are reset. + */ + fc_rport_enter_delete(rdata, RPORT_EV_LOGO); + mutex_unlock(&rdata->rp_mutex); + rjt_data.reason = ELS_RJT_BUSY; + rjt_data.explan = ELS_EXPL_NONE; + goto reject; + } + if (fc_rport_login_complete(rdata, fp)) { + mutex_unlock(&rdata->rp_mutex); + rjt_data.reason = ELS_RJT_LOGIC; + rjt_data.explan = ELS_EXPL_NONE; + goto reject; + } + + fp = fc_frame_alloc(lport, sizeof(*flp)); + if (!fp) + goto out; + + fc_flogi_fill(lport, fp); + flp = fc_frame_payload_get(fp, sizeof(*flp)); + flp->fl_cmd = ELS_LS_ACC; + + fc_fill_reply_hdr(fp, rx_fp, FC_RCTL_ELS_REP, 0); + lport->tt.frame_send(lport, fp); + + if (rdata->ids.port_name < lport->wwpn) + fc_rport_enter_plogi(rdata); + else + fc_rport_state_enter(rdata, RPORT_ST_PLOGI_WAIT); +out: + mutex_unlock(&rdata->rp_mutex); + mutex_unlock(&disc->disc_mutex); + fc_frame_free(rx_fp); + return; + +reject: + mutex_unlock(&disc->disc_mutex); + lport->tt.seq_els_rsp_send(rx_fp, ELS_LS_RJT, &rjt_data); + fc_frame_free(rx_fp); +} + +/** + * fc_rport_plogi_resp() - Handler for ELS PLOGI responses * @sp: The sequence the PLOGI is on * @fp: The PLOGI response frame * @rdata_arg: The remote port that sent the PLOGI response @@ -594,7 +850,6 @@ static void fc_rport_plogi_resp(struct fc_seq *sp, struct fc_frame *fp, struct fc_rport_priv *rdata = rdata_arg; struct fc_lport *lport = rdata->local_port; struct fc_els_flogi *plp = NULL; - unsigned int tov; u16 csp_seq; u16 cssp_seq; u8 op; @@ -622,11 +877,8 @@ static void fc_rport_plogi_resp(struct fc_seq *sp, struct fc_frame *fp, rdata->ids.port_name = get_unaligned_be64(&plp->fl_wwpn); rdata->ids.node_name = get_unaligned_be64(&plp->fl_wwnn); - tov = ntohl(plp->fl_csp.sp_e_d_tov); - if (ntohs(plp->fl_csp.sp_features) & FC_SP_FT_EDTR) - tov /= 1000000; - if (tov > rdata->e_d_tov) - rdata->e_d_tov = tov; + if (lport->point_to_multipoint) + fc_rport_login_complete(rdata, fp); csp_seq = ntohs(plp->fl_csp.sp_tot_seq); cssp_seq = ntohs(plp->fl_cssp[3 - 1].cp_con_seq); if (cssp_seq < csp_seq) @@ -664,6 +916,7 @@ static void fc_rport_enter_plogi(struct fc_rport_priv *rdata) rdata->maxframe_size = FC_MIN_MAX_PAYLOAD; fp = fc_frame_alloc(lport, sizeof(struct fc_els_flogi)); if (!fp) { + FC_RPORT_DBG(rdata, "%s frame alloc failed\n", __func__); fc_rport_error_retry(rdata, fp); return; } @@ -698,6 +951,7 @@ static void fc_rport_prli_resp(struct fc_seq *sp, struct fc_frame *fp, u32 roles = FC_RPORT_ROLE_UNKNOWN; u32 fcp_parm = 0; u8 op; + u8 resp_code = 0; mutex_lock(&rdata->rp_mutex); @@ -722,11 +976,25 @@ static void fc_rport_prli_resp(struct fc_seq *sp, struct fc_frame *fp, op = fc_frame_payload_op(fp); if (op == ELS_LS_ACC) { pp = fc_frame_payload_get(fp, sizeof(*pp)); - if (pp && pp->prli.prli_spp_len >= sizeof(pp->spp)) { - fcp_parm = ntohl(pp->spp.spp_params); - if (fcp_parm & FCP_SPPF_RETRY) - rdata->flags |= FC_RP_FLAGS_RETRY; + if (!pp) + goto out; + + resp_code = (pp->spp.spp_flags & FC_SPP_RESP_MASK); + FC_RPORT_DBG(rdata, "PRLI spp_flags = 0x%x\n", + pp->spp.spp_flags); + if (resp_code != FC_SPP_RESP_ACK) { + if (resp_code == FC_SPP_RESP_CONF) + fc_rport_error(rdata, fp); + else + fc_rport_error_retry(rdata, fp); + goto out; } + if (pp->prli.prli_spp_len < sizeof(pp->spp)) + goto out; + + fcp_parm = ntohl(pp->spp.spp_params); + if (fcp_parm & FCP_SPPF_RETRY) + rdata->flags |= FC_RP_FLAGS_RETRY; rdata->supported_classes = FC_COS_CLASS3; if (fcp_parm & FCP_SPPF_INIT_FCN) @@ -739,55 +1007,9 @@ static void fc_rport_prli_resp(struct fc_seq *sp, struct fc_frame *fp, } else { FC_RPORT_DBG(rdata, "Bad ELS response for PRLI command\n"); - fc_rport_enter_delete(rdata, RPORT_EV_FAILED); - } - -out: - fc_frame_free(fp); -err: - mutex_unlock(&rdata->rp_mutex); - kref_put(&rdata->kref, rdata->local_port->tt.rport_destroy); -} - -/** - * fc_rport_logo_resp() - Handler for logout (LOGO) responses - * @sp: The sequence the LOGO was on - * @fp: The LOGO response frame - * @rdata_arg: The remote port that sent the LOGO response - * - * Locking Note: This function will be called without the rport lock - * held, but it will lock, call an _enter_* function or fc_rport_error - * and then unlock the rport. - */ -static void fc_rport_logo_resp(struct fc_seq *sp, struct fc_frame *fp, - void *rdata_arg) -{ - struct fc_rport_priv *rdata = rdata_arg; - u8 op; - - mutex_lock(&rdata->rp_mutex); - - FC_RPORT_DBG(rdata, "Received a LOGO %s\n", fc_els_resp_type(fp)); - - if (rdata->rp_state != RPORT_ST_LOGO) { - FC_RPORT_DBG(rdata, "Received a LOGO response, but in state " - "%s\n", fc_rport_state(rdata)); - if (IS_ERR(fp)) - goto err; - goto out; - } - - if (IS_ERR(fp)) { fc_rport_error_retry(rdata, fp); - goto err; } - op = fc_frame_payload_op(fp); - if (op != ELS_LS_ACC) - FC_RPORT_DBG(rdata, "Bad ELS response op %x for LOGO command\n", - op); - fc_rport_enter_delete(rdata, RPORT_EV_LOGO); - out: fc_frame_free(fp); err: @@ -937,6 +1159,24 @@ static void fc_rport_enter_rtv(struct fc_rport_priv *rdata) } /** + * fc_rport_logo_resp() - Handler for logout (LOGO) responses + * @sp: The sequence the LOGO was on + * @fp: The LOGO response frame + * @lport_arg: The local port + */ +static void fc_rport_logo_resp(struct fc_seq *sp, struct fc_frame *fp, + void *lport_arg) +{ + struct fc_lport *lport = lport_arg; + + FC_RPORT_ID_DBG(lport, fc_seq_exch(sp)->did, + "Received a LOGO %s\n", fc_els_resp_type(fp)); + if (IS_ERR(fp)) + return; + fc_frame_free(fp); +} + +/** * fc_rport_enter_logo() - Send a logout (LOGO) request * @rdata: The remote port to send the LOGO request to * @@ -948,23 +1188,14 @@ static void fc_rport_enter_logo(struct fc_rport_priv *rdata) struct fc_lport *lport = rdata->local_port; struct fc_frame *fp; - FC_RPORT_DBG(rdata, "Port entered LOGO state from %s state\n", + FC_RPORT_DBG(rdata, "Port sending LOGO from %s state\n", fc_rport_state(rdata)); - fc_rport_state_enter(rdata, RPORT_ST_LOGO); - fp = fc_frame_alloc(lport, sizeof(struct fc_els_logo)); - if (!fp) { - fc_rport_error_retry(rdata, fp); + if (!fp) return; - } - - if (!lport->tt.elsct_send(lport, rdata->ids.port_id, fp, ELS_LOGO, - fc_rport_logo_resp, rdata, - 2 * lport->r_a_tov)) - fc_rport_error_retry(rdata, NULL); - else - kref_get(&rdata->kref); + (void)lport->tt.elsct_send(lport, rdata->ids.port_id, fp, ELS_LOGO, + fc_rport_logo_resp, lport, 0); } /** @@ -1013,7 +1244,7 @@ static void fc_rport_adisc_resp(struct fc_seq *sp, struct fc_frame *fp, get_unaligned_be64(&adisc->adisc_wwpn) != rdata->ids.port_name || get_unaligned_be64(&adisc->adisc_wwnn) != rdata->ids.node_name) { FC_RPORT_DBG(rdata, "ADISC error or mismatch\n"); - fc_rport_enter_plogi(rdata); + fc_rport_enter_flogi(rdata); } else { FC_RPORT_DBG(rdata, "ADISC OK\n"); fc_rport_enter_ready(rdata); @@ -1058,29 +1289,25 @@ static void fc_rport_enter_adisc(struct fc_rport_priv *rdata) /** * fc_rport_recv_adisc_req() - Handler for Address Discovery (ADISC) requests * @rdata: The remote port that sent the ADISC request - * @sp: The sequence the ADISC request was on * @in_fp: The ADISC request frame * * Locking Note: Called with the lport and rport locks held. */ static void fc_rport_recv_adisc_req(struct fc_rport_priv *rdata, - struct fc_seq *sp, struct fc_frame *in_fp) + struct fc_frame *in_fp) { struct fc_lport *lport = rdata->local_port; struct fc_frame *fp; - struct fc_exch *ep = fc_seq_exch(sp); struct fc_els_adisc *adisc; struct fc_seq_els_data rjt_data; - u32 f_ctl; FC_RPORT_DBG(rdata, "Received ADISC request\n"); adisc = fc_frame_payload_get(in_fp, sizeof(*adisc)); if (!adisc) { - rjt_data.fp = NULL; rjt_data.reason = ELS_RJT_PROT; rjt_data.explan = ELS_EXPL_INV_LEN; - lport->tt.seq_els_rsp_send(sp, ELS_LS_RJT, &rjt_data); + lport->tt.seq_els_rsp_send(in_fp, ELS_LS_RJT, &rjt_data); goto drop; } @@ -1090,11 +1317,8 @@ static void fc_rport_recv_adisc_req(struct fc_rport_priv *rdata, fc_adisc_fill(lport, fp); adisc = fc_frame_payload_get(fp, sizeof(*adisc)); adisc->adisc_cmd = ELS_LS_ACC; - sp = lport->tt.seq_start_next(sp); - f_ctl = FC_FC_EX_CTX | FC_FC_LAST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT; - fc_fill_fc_hdr(fp, FC_RCTL_ELS_REP, ep->did, ep->sid, - FC_TYPE_ELS, f_ctl, 0); - lport->tt.seq_send(lport, sp, fp); + fc_fill_reply_hdr(fp, in_fp, FC_RCTL_ELS_REP, 0); + lport->tt.frame_send(lport, fp); drop: fc_frame_free(in_fp); } @@ -1102,25 +1326,22 @@ drop: /** * fc_rport_recv_rls_req() - Handle received Read Link Status request * @rdata: The remote port that sent the RLS request - * @sp: The sequence that the RLS was on * @rx_fp: The PRLI request frame * * Locking Note: The rport lock is expected to be held before calling * this function. */ static void fc_rport_recv_rls_req(struct fc_rport_priv *rdata, - struct fc_seq *sp, struct fc_frame *rx_fp) + struct fc_frame *rx_fp) { struct fc_lport *lport = rdata->local_port; struct fc_frame *fp; - struct fc_exch *ep = fc_seq_exch(sp); struct fc_els_rls *rls; struct fc_els_rls_resp *rsp; struct fc_els_lesb *lesb; struct fc_seq_els_data rjt_data; struct fc_host_statistics *hst; - u32 f_ctl; FC_RPORT_DBG(rdata, "Received RLS request while in state %s\n", fc_rport_state(rdata)); @@ -1157,16 +1378,12 @@ static void fc_rport_recv_rls_req(struct fc_rport_priv *rdata, lesb->lesb_inv_crc = htonl(hst->invalid_crc_count); } - sp = lport->tt.seq_start_next(sp); - f_ctl = FC_FC_EX_CTX | FC_FC_LAST_SEQ | FC_FC_END_SEQ; - fc_fill_fc_hdr(fp, FC_RCTL_ELS_REP, ep->did, ep->sid, - FC_TYPE_ELS, f_ctl, 0); - lport->tt.seq_send(lport, sp, fp); + fc_fill_reply_hdr(fp, rx_fp, FC_RCTL_ELS_REP, 0); + lport->tt.frame_send(lport, fp); goto out; out_rjt: - rjt_data.fp = NULL; - lport->tt.seq_els_rsp_send(sp, ELS_LS_RJT, &rjt_data); + lport->tt.seq_els_rsp_send(rx_fp, ELS_LS_RJT, &rjt_data); out: fc_frame_free(rx_fp); } @@ -1174,7 +1391,6 @@ out: /** * fc_rport_recv_els_req() - Handler for validated ELS requests * @lport: The local port that received the ELS request - * @sp: The sequence that the ELS request was on * @fp: The ELS request frame * * Handle incoming ELS requests that require port login. @@ -1182,21 +1398,13 @@ out: * * Locking Note: Called with the lport lock held. */ -static void fc_rport_recv_els_req(struct fc_lport *lport, - struct fc_seq *sp, struct fc_frame *fp) +static void fc_rport_recv_els_req(struct fc_lport *lport, struct fc_frame *fp) { struct fc_rport_priv *rdata; - struct fc_frame_header *fh; struct fc_seq_els_data els_data; - els_data.fp = NULL; - els_data.reason = ELS_RJT_UNAB; - els_data.explan = ELS_EXPL_PLOGI_REQD; - - fh = fc_frame_header_get(fp); - mutex_lock(&lport->disc.disc_mutex); - rdata = lport->tt.rport_lookup(lport, ntoh24(fh->fh_s_id)); + rdata = lport->tt.rport_lookup(lport, fc_frame_sid(fp)); if (!rdata) { mutex_unlock(&lport->disc.disc_mutex); goto reject; @@ -1217,24 +1425,24 @@ static void fc_rport_recv_els_req(struct fc_lport *lport, switch (fc_frame_payload_op(fp)) { case ELS_PRLI: - fc_rport_recv_prli_req(rdata, sp, fp); + fc_rport_recv_prli_req(rdata, fp); break; case ELS_PRLO: - fc_rport_recv_prlo_req(rdata, sp, fp); + fc_rport_recv_prlo_req(rdata, fp); break; case ELS_ADISC: - fc_rport_recv_adisc_req(rdata, sp, fp); + fc_rport_recv_adisc_req(rdata, fp); break; case ELS_RRQ: - els_data.fp = fp; - lport->tt.seq_els_rsp_send(sp, ELS_RRQ, &els_data); + lport->tt.seq_els_rsp_send(fp, ELS_RRQ, NULL); + fc_frame_free(fp); break; case ELS_REC: - els_data.fp = fp; - lport->tt.seq_els_rsp_send(sp, ELS_REC, &els_data); + lport->tt.seq_els_rsp_send(fp, ELS_REC, NULL); + fc_frame_free(fp); break; case ELS_RLS: - fc_rport_recv_rls_req(rdata, sp, fp); + fc_rport_recv_rls_req(rdata, fp); break; default: fc_frame_free(fp); /* can't happen */ @@ -1245,35 +1453,38 @@ static void fc_rport_recv_els_req(struct fc_lport *lport, return; reject: - lport->tt.seq_els_rsp_send(sp, ELS_LS_RJT, &els_data); + els_data.reason = ELS_RJT_UNAB; + els_data.explan = ELS_EXPL_PLOGI_REQD; + lport->tt.seq_els_rsp_send(fp, ELS_LS_RJT, &els_data); fc_frame_free(fp); } /** * fc_rport_recv_req() - Handler for requests - * @sp: The sequence the request was on - * @fp: The request frame * @lport: The local port that received the request + * @fp: The request frame * * Locking Note: Called with the lport lock held. */ -void fc_rport_recv_req(struct fc_seq *sp, struct fc_frame *fp, - struct fc_lport *lport) +void fc_rport_recv_req(struct fc_lport *lport, struct fc_frame *fp) { struct fc_seq_els_data els_data; /* - * Handle PLOGI and LOGO requests separately, since they + * Handle FLOGI, PLOGI and LOGO requests separately, since they * don't require prior login. * Check for unsupported opcodes first and reject them. * For some ops, it would be incorrect to reject with "PLOGI required". */ switch (fc_frame_payload_op(fp)) { + case ELS_FLOGI: + fc_rport_recv_flogi_req(lport, fp); + break; case ELS_PLOGI: - fc_rport_recv_plogi_req(lport, sp, fp); + fc_rport_recv_plogi_req(lport, fp); break; case ELS_LOGO: - fc_rport_recv_logo_req(lport, sp, fp); + fc_rport_recv_logo_req(lport, fp); break; case ELS_PRLI: case ELS_PRLO: @@ -1281,14 +1492,13 @@ void fc_rport_recv_req(struct fc_seq *sp, struct fc_frame *fp, case ELS_RRQ: case ELS_REC: case ELS_RLS: - fc_rport_recv_els_req(lport, sp, fp); + fc_rport_recv_els_req(lport, fp); break; default: - fc_frame_free(fp); - els_data.fp = NULL; els_data.reason = ELS_RJT_UNSUP; els_data.explan = ELS_EXPL_NONE; - lport->tt.seq_els_rsp_send(sp, ELS_LS_RJT, &els_data); + lport->tt.seq_els_rsp_send(fp, ELS_LS_RJT, &els_data); + fc_frame_free(fp); break; } } @@ -1296,26 +1506,21 @@ void fc_rport_recv_req(struct fc_seq *sp, struct fc_frame *fp, /** * fc_rport_recv_plogi_req() - Handler for Port Login (PLOGI) requests * @lport: The local port that received the PLOGI request - * @sp: The sequence that the PLOGI request was on * @rx_fp: The PLOGI request frame * * Locking Note: The rport lock is held before calling this function. */ static void fc_rport_recv_plogi_req(struct fc_lport *lport, - struct fc_seq *sp, struct fc_frame *rx_fp) + struct fc_frame *rx_fp) { struct fc_disc *disc; struct fc_rport_priv *rdata; struct fc_frame *fp = rx_fp; - struct fc_exch *ep; - struct fc_frame_header *fh; struct fc_els_flogi *pl; struct fc_seq_els_data rjt_data; - u32 sid, f_ctl; + u32 sid; - rjt_data.fp = NULL; - fh = fc_frame_header_get(fp); - sid = ntoh24(fh->fh_s_id); + sid = fc_frame_sid(fp); FC_RPORT_ID_DBG(lport, sid, "Received PLOGI request\n"); @@ -1358,6 +1563,9 @@ static void fc_rport_recv_plogi_req(struct fc_lport *lport, case RPORT_ST_INIT: FC_RPORT_DBG(rdata, "Received PLOGI in INIT state\n"); break; + case RPORT_ST_PLOGI_WAIT: + FC_RPORT_DBG(rdata, "Received PLOGI in PLOGI_WAIT state\n"); + break; case RPORT_ST_PLOGI: FC_RPORT_DBG(rdata, "Received PLOGI in PLOGI state\n"); if (rdata->ids.port_name < lport->wwpn) { @@ -1375,9 +1583,8 @@ static void fc_rport_recv_plogi_req(struct fc_lport *lport, "- ignored for now\n", rdata->rp_state); /* XXX TBD - should reset */ break; + case RPORT_ST_FLOGI: case RPORT_ST_DELETE: - case RPORT_ST_LOGO: - case RPORT_ST_RESTART: FC_RPORT_DBG(rdata, "Received PLOGI in state %s - send busy\n", fc_rport_state(rdata)); mutex_unlock(&rdata->rp_mutex); @@ -1390,50 +1597,41 @@ static void fc_rport_recv_plogi_req(struct fc_lport *lport, * Get session payload size from incoming PLOGI. */ rdata->maxframe_size = fc_plogi_get_maxframe(pl, lport->mfs); - fc_frame_free(rx_fp); /* * Send LS_ACC. If this fails, the originator should retry. */ - sp = lport->tt.seq_start_next(sp); - if (!sp) - goto out; fp = fc_frame_alloc(lport, sizeof(*pl)); if (!fp) goto out; fc_plogi_fill(lport, fp, ELS_LS_ACC); - f_ctl = FC_FC_EX_CTX | FC_FC_LAST_SEQ | FC_FC_END_SEQ | FC_FC_SEQ_INIT; - ep = fc_seq_exch(sp); - fc_fill_fc_hdr(fp, FC_RCTL_ELS_REP, ep->did, ep->sid, - FC_TYPE_ELS, f_ctl, 0); - lport->tt.seq_send(lport, sp, fp); + fc_fill_reply_hdr(fp, rx_fp, FC_RCTL_ELS_REP, 0); + lport->tt.frame_send(lport, fp); fc_rport_enter_prli(rdata); out: mutex_unlock(&rdata->rp_mutex); + fc_frame_free(rx_fp); return; reject: - lport->tt.seq_els_rsp_send(sp, ELS_LS_RJT, &rjt_data); + lport->tt.seq_els_rsp_send(fp, ELS_LS_RJT, &rjt_data); fc_frame_free(fp); } /** * fc_rport_recv_prli_req() - Handler for process login (PRLI) requests * @rdata: The remote port that sent the PRLI request - * @sp: The sequence that the PRLI was on * @rx_fp: The PRLI request frame * * Locking Note: The rport lock is exected to be held before calling * this function. */ static void fc_rport_recv_prli_req(struct fc_rport_priv *rdata, - struct fc_seq *sp, struct fc_frame *rx_fp) + struct fc_frame *rx_fp) { struct fc_lport *lport = rdata->local_port; - struct fc_exch *ep; struct fc_frame *fp; - struct fc_frame_header *fh; struct { struct fc_els_prli prli; struct fc_els_spp spp; @@ -1444,17 +1642,13 @@ static void fc_rport_recv_prli_req(struct fc_rport_priv *rdata, unsigned int plen; enum fc_els_spp_resp resp; struct fc_seq_els_data rjt_data; - u32 f_ctl; u32 fcp_parm; u32 roles = FC_RPORT_ROLE_UNKNOWN; - rjt_data.fp = NULL; - fh = fc_frame_header_get(rx_fp); - FC_RPORT_DBG(rdata, "Received PRLI request while in state %s\n", fc_rport_state(rdata)); - len = fr_len(rx_fp) - sizeof(*fh); + len = fr_len(rx_fp) - sizeof(struct fc_frame_header); pp = fc_frame_payload_get(rx_fp, sizeof(*pp)); if (!pp) goto reject_len; @@ -1475,8 +1669,6 @@ static void fc_rport_recv_prli_req(struct fc_rport_priv *rdata, rjt_data.explan = ELS_EXPL_INSUF_RES; goto reject; } - sp = lport->tt.seq_start_next(sp); - WARN_ON(!sp); pp = fc_frame_payload_get(fp, len); WARN_ON(!pp); memset(pp, 0, len); @@ -1529,12 +1721,8 @@ static void fc_rport_recv_prli_req(struct fc_rport_priv *rdata, /* * Send LS_ACC. If this fails, the originator should retry. */ - f_ctl = FC_FC_EX_CTX | FC_FC_LAST_SEQ; - f_ctl |= FC_FC_END_SEQ | FC_FC_SEQ_INIT; - ep = fc_seq_exch(sp); - fc_fill_fc_hdr(fp, FC_RCTL_ELS_REP, ep->did, ep->sid, - FC_TYPE_ELS, f_ctl, 0); - lport->tt.seq_send(lport, sp, fp); + fc_fill_reply_hdr(fp, rx_fp, FC_RCTL_ELS_REP, 0); + lport->tt.frame_send(lport, fp); switch (rdata->rp_state) { case RPORT_ST_PRLI: @@ -1549,7 +1737,7 @@ reject_len: rjt_data.reason = ELS_RJT_PROT; rjt_data.explan = ELS_EXPL_INV_LEN; reject: - lport->tt.seq_els_rsp_send(sp, ELS_LS_RJT, &rjt_data); + lport->tt.seq_els_rsp_send(rx_fp, ELS_LS_RJT, &rjt_data); drop: fc_frame_free(rx_fp); } @@ -1557,54 +1745,90 @@ drop: /** * fc_rport_recv_prlo_req() - Handler for process logout (PRLO) requests * @rdata: The remote port that sent the PRLO request - * @sp: The sequence that the PRLO was on - * @fp: The PRLO request frame + * @rx_fp: The PRLO request frame * * Locking Note: The rport lock is exected to be held before calling * this function. */ static void fc_rport_recv_prlo_req(struct fc_rport_priv *rdata, - struct fc_seq *sp, - struct fc_frame *fp) + struct fc_frame *rx_fp) { struct fc_lport *lport = rdata->local_port; - - struct fc_frame_header *fh; + struct fc_frame *fp; + struct { + struct fc_els_prlo prlo; + struct fc_els_spp spp; + } *pp; + struct fc_els_spp *rspp; /* request service param page */ + struct fc_els_spp *spp; /* response spp */ + unsigned int len; + unsigned int plen; struct fc_seq_els_data rjt_data; - fh = fc_frame_header_get(fp); - FC_RPORT_DBG(rdata, "Received PRLO request while in state %s\n", fc_rport_state(rdata)); - rjt_data.fp = NULL; - rjt_data.reason = ELS_RJT_UNAB; - rjt_data.explan = ELS_EXPL_NONE; - lport->tt.seq_els_rsp_send(sp, ELS_LS_RJT, &rjt_data); - fc_frame_free(fp); + len = fr_len(rx_fp) - sizeof(struct fc_frame_header); + pp = fc_frame_payload_get(rx_fp, sizeof(*pp)); + if (!pp) + goto reject_len; + plen = ntohs(pp->prlo.prlo_len); + if (plen != 20) + goto reject_len; + if (plen < len) + len = plen; + + rspp = &pp->spp; + + fp = fc_frame_alloc(lport, len); + if (!fp) { + rjt_data.reason = ELS_RJT_UNAB; + rjt_data.explan = ELS_EXPL_INSUF_RES; + goto reject; + } + + pp = fc_frame_payload_get(fp, len); + WARN_ON(!pp); + memset(pp, 0, len); + pp->prlo.prlo_cmd = ELS_LS_ACC; + pp->prlo.prlo_obs = 0x10; + pp->prlo.prlo_len = htons(len); + spp = &pp->spp; + spp->spp_type = rspp->spp_type; + spp->spp_type_ext = rspp->spp_type_ext; + spp->spp_flags = FC_SPP_RESP_ACK; + + fc_rport_enter_delete(rdata, RPORT_EV_LOGO); + + fc_fill_reply_hdr(fp, rx_fp, FC_RCTL_ELS_REP, 0); + lport->tt.frame_send(lport, fp); + goto drop; + +reject_len: + rjt_data.reason = ELS_RJT_PROT; + rjt_data.explan = ELS_EXPL_INV_LEN; +reject: + lport->tt.seq_els_rsp_send(rx_fp, ELS_LS_RJT, &rjt_data); +drop: + fc_frame_free(rx_fp); } /** * fc_rport_recv_logo_req() - Handler for logout (LOGO) requests * @lport: The local port that received the LOGO request - * @sp: The sequence that the LOGO request was on * @fp: The LOGO request frame * * Locking Note: The rport lock is exected to be held before calling * this function. */ -static void fc_rport_recv_logo_req(struct fc_lport *lport, - struct fc_seq *sp, - struct fc_frame *fp) +static void fc_rport_recv_logo_req(struct fc_lport *lport, struct fc_frame *fp) { - struct fc_frame_header *fh; struct fc_rport_priv *rdata; u32 sid; - lport->tt.seq_els_rsp_send(sp, ELS_LS_ACC, NULL); + lport->tt.seq_els_rsp_send(fp, ELS_LS_ACC, NULL); - fh = fc_frame_header_get(fp); - sid = ntoh24(fh->fh_s_id); + sid = fc_frame_sid(fp); mutex_lock(&lport->disc.disc_mutex); rdata = lport->tt.rport_lookup(lport, sid); @@ -1614,13 +1838,6 @@ static void fc_rport_recv_logo_req(struct fc_lport *lport, fc_rport_state(rdata)); fc_rport_enter_delete(rdata, RPORT_EV_LOGO); - - /* - * If the remote port was created due to discovery, set state - * to log back in. It may have seen a stale RSCN about us. - */ - if (rdata->disc_id) - fc_rport_state_enter(rdata, RPORT_ST_RESTART); mutex_unlock(&rdata->rp_mutex); } else FC_RPORT_ID_DBG(lport, sid, diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c index 8c496b56556c..042153cbbde1 100644 --- a/drivers/scsi/libsas/sas_ata.c +++ b/drivers/scsi/libsas/sas_ata.c @@ -71,7 +71,7 @@ static enum ata_completion_errors sas_to_ata_err(struct task_status_struct *ts) case SAS_SG_ERR: return AC_ERR_INVALID; - case SAM_CHECK_COND: + case SAM_STAT_CHECK_CONDITION: case SAS_OPEN_TO: case SAS_OPEN_REJECT: SAS_DPRINTK("%s: Saw error %d. What to do?\n", @@ -107,7 +107,7 @@ static void sas_ata_task_done(struct sas_task *task) sas_ha = dev->port->ha; spin_lock_irqsave(dev->sata_dev.ap->lock, flags); - if (stat->stat == SAS_PROTO_RESPONSE || stat->stat == SAM_GOOD) { + if (stat->stat == SAS_PROTO_RESPONSE || stat->stat == SAM_STAT_GOOD) { ata_tf_from_fis(resp->ending_fis, &dev->sata_dev.tf); qc->err_mask |= ac_err_mask(dev->sata_dev.tf.command); dev->sata_dev.sstatus = resp->sstatus; @@ -511,12 +511,12 @@ static int sas_execute_task(struct sas_task *task, void *buffer, int size, goto ex_err; } } - if (task->task_status.stat == SAM_BUSY || - task->task_status.stat == SAM_TASK_SET_FULL || + if (task->task_status.stat == SAM_STAT_BUSY || + task->task_status.stat == SAM_STAT_TASK_SET_FULL || task->task_status.stat == SAS_QUEUE_FULL) { SAS_DPRINTK("task: q busy, sleeping...\n"); schedule_timeout_interruptible(HZ); - } else if (task->task_status.stat == SAM_CHECK_COND) { + } else if (task->task_status.stat == SAM_STAT_CHECK_CONDITION) { struct scsi_sense_hdr shdr; if (!scsi_normalize_sense(ts->buf, ts->buf_valid_size, @@ -549,7 +549,7 @@ static int sas_execute_task(struct sas_task *task, void *buffer, int size, shdr.asc, shdr.ascq); } } else if (task->task_status.resp != SAS_TASK_COMPLETE || - task->task_status.stat != SAM_GOOD) { + task->task_status.stat != SAM_STAT_GOOD) { SAS_DPRINTK("task finished with resp:0x%x, " "stat:0x%x\n", task->task_status.resp, diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c index c65af02dcfe8..83dd5070a15c 100644 --- a/drivers/scsi/libsas/sas_expander.c +++ b/drivers/scsi/libsas/sas_expander.c @@ -107,7 +107,7 @@ static int smp_execute_task(struct domain_device *dev, void *req, int req_size, } } if (task->task_status.resp == SAS_TASK_COMPLETE && - task->task_status.stat == SAM_GOOD) { + task->task_status.stat == SAM_STAT_GOOD) { res = 0; break; } if (task->task_status.resp == SAS_TASK_COMPLETE && diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c index a7890c6d878e..f0cfba9a1fc8 100644 --- a/drivers/scsi/libsas/sas_scsi_host.c +++ b/drivers/scsi/libsas/sas_scsi_host.c @@ -113,10 +113,10 @@ static void sas_scsi_task_done(struct sas_task *task) case SAS_ABORTED_TASK: hs = DID_ABORT; break; - case SAM_CHECK_COND: + case SAM_STAT_CHECK_CONDITION: memcpy(sc->sense_buffer, ts->buf, min(SCSI_SENSE_BUFFERSIZE, ts->buf_valid_size)); - stat = SAM_CHECK_COND; + stat = SAM_STAT_CHECK_CONDITION; break; default: stat = ts->stat; diff --git a/drivers/scsi/libsas/sas_task.c b/drivers/scsi/libsas/sas_task.c index 594524d5bfa1..b13a3346894c 100644 --- a/drivers/scsi/libsas/sas_task.c +++ b/drivers/scsi/libsas/sas_task.c @@ -15,13 +15,13 @@ void sas_ssp_task_response(struct device *dev, struct sas_task *task, else if (iu->datapres == 1) tstat->stat = iu->resp_data[3]; else if (iu->datapres == 2) { - tstat->stat = SAM_CHECK_COND; + tstat->stat = SAM_STAT_CHECK_CONDITION; tstat->buf_valid_size = min_t(int, SAS_STATUS_BUF_SIZE, be32_to_cpu(iu->sense_data_len)); memcpy(tstat->buf, iu->sense_data, tstat->buf_valid_size); - if (iu->status != SAM_CHECK_COND) + if (iu->status != SAM_STAT_CHECK_CONDITION) dev_printk(KERN_WARNING, dev, "dev %llx sent sense data, but " "stat(%x) is not CHECK CONDITION\n", @@ -30,7 +30,7 @@ void sas_ssp_task_response(struct device *dev, struct sas_task *task, } else /* when datapres contains corrupt/unknown value... */ - tstat->stat = SAM_CHECK_COND; + tstat->stat = SAM_STAT_CHECK_CONDITION; } EXPORT_SYMBOL_GPL(sas_ssp_task_response); diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index e35a4c71eb9a..3482d5a5aed2 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -20,7 +20,6 @@ *******************************************************************/ #include <scsi/scsi_host.h> - struct lpfc_sli2_slim; #define LPFC_PCI_DEV_LP 0x1 @@ -49,7 +48,7 @@ struct lpfc_sli2_slim; #define LPFC_TGTQ_INTERVAL 40000 /* Min amount of time between tgt queue depth change in millisecs */ #define LPFC_TGTQ_RAMPUP_PCENT 5 /* Target queue rampup in percentage */ -#define LPFC_MIN_TGT_QDEPTH 100 +#define LPFC_MIN_TGT_QDEPTH 10 #define LPFC_MAX_TGT_QDEPTH 0xFFFF #define LPFC_MAX_BUCKET_COUNT 20 /* Maximum no. of buckets for stat data @@ -376,6 +375,7 @@ struct lpfc_vport { #define WORKER_FABRIC_BLOCK_TMO 0x400 /* hba: fabric block timeout */ #define WORKER_RAMP_DOWN_QUEUE 0x800 /* hba: Decrease Q depth */ #define WORKER_RAMP_UP_QUEUE 0x1000 /* hba: Increase Q depth */ +#define WORKER_SERVICE_TXQ 0x2000 /* hba: IOCBs on the txq */ struct timer_list fc_fdmitmo; struct timer_list els_tmofunc; @@ -400,6 +400,7 @@ struct lpfc_vport { uint32_t cfg_max_luns; uint32_t cfg_enable_da_id; uint32_t cfg_max_scsicmpl_time; + uint32_t cfg_tgt_queue_depth; uint32_t dev_loss_tmo_changed; @@ -510,9 +511,9 @@ struct lpfc_hba { void (*lpfc_stop_port) (struct lpfc_hba *); int (*lpfc_hba_init_link) - (struct lpfc_hba *); + (struct lpfc_hba *, uint32_t); int (*lpfc_hba_down_link) - (struct lpfc_hba *); + (struct lpfc_hba *, uint32_t); /* SLI4 specific HBA data structure */ struct lpfc_sli4_hba sli4_hba; @@ -525,7 +526,6 @@ struct lpfc_hba { #define LPFC_SLI3_NPIV_ENABLED 0x02 #define LPFC_SLI3_VPORT_TEARDOWN 0x04 #define LPFC_SLI3_CRP_ENABLED 0x08 -#define LPFC_SLI3_INB_ENABLED 0x10 #define LPFC_SLI3_BG_ENABLED 0x20 #define LPFC_SLI3_DSS_ENABLED 0x40 uint32_t iocb_cmd_size; @@ -557,9 +557,6 @@ struct lpfc_hba { MAILBOX_t *mbox; uint32_t *mbox_ext; - uint32_t *inb_ha_copy; - uint32_t *inb_counter; - uint32_t inb_last_counter; uint32_t ha_copy; struct _PCB *pcb; struct _IOCB *IOCBs; @@ -628,6 +625,7 @@ struct lpfc_hba { uint32_t cfg_hostmem_hgp; uint32_t cfg_log_verbose; uint32_t cfg_aer_support; + uint32_t cfg_iocb_cnt; uint32_t cfg_suppress_link_up; #define LPFC_INITIALIZE_LINK 0 /* do normal init_link mbox */ #define LPFC_DELAY_INIT_LINK 1 /* layered driver hold off */ @@ -816,6 +814,9 @@ struct lpfc_hba { uint8_t menlo_flag; /* menlo generic flags */ #define HBA_MENLO_SUPPORT 0x1 /* HBA supports menlo commands */ + uint32_t iocb_cnt; + uint32_t iocb_max; + atomic_t sdev_cnt; }; static inline struct Scsi_Host * diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index bf33b315f93e..868874c28f99 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -506,10 +506,10 @@ lpfc_link_state_store(struct device *dev, struct device_attribute *attr, if ((strncmp(buf, "up", sizeof("up") - 1) == 0) && (phba->link_state == LPFC_LINK_DOWN)) - status = phba->lpfc_hba_init_link(phba); + status = phba->lpfc_hba_init_link(phba, MBX_NOWAIT); else if ((strncmp(buf, "down", sizeof("down") - 1) == 0) && (phba->link_state >= LPFC_LINK_UP)) - status = phba->lpfc_hba_down_link(phba); + status = phba->lpfc_hba_down_link(phba, MBX_NOWAIT); if (status == 0) return strlen(buf); @@ -864,7 +864,6 @@ lpfc_get_hba_info(struct lpfc_hba *phba, uint32_t *mrpi, uint32_t *arpi, uint32_t *mvpi, uint32_t *avpi) { - struct lpfc_sli *psli = &phba->sli; struct lpfc_mbx_read_config *rd_config; LPFC_MBOXQ_t *pmboxq; MAILBOX_t *pmb; @@ -893,8 +892,7 @@ lpfc_get_hba_info(struct lpfc_hba *phba, pmb->mbxOwner = OWN_HOST; pmboxq->context1 = NULL; - if ((phba->pport->fc_flag & FC_OFFLINE_MODE) || - (!(psli->sli_flag & LPFC_SLI_ACTIVE))) + if (phba->pport->fc_flag & FC_OFFLINE_MODE) rc = MBX_NOT_FINISHED; else rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); @@ -1949,6 +1947,59 @@ static DEVICE_ATTR(lpfc_enable_npiv, S_IRUGO, lpfc_enable_npiv_show, NULL); LPFC_ATTR_R(suppress_link_up, LPFC_INITIALIZE_LINK, LPFC_INITIALIZE_LINK, LPFC_DELAY_INIT_LINK_INDEFINITELY, "Suppress Link Up at initialization"); +/* +# lpfc_cnt: Number of IOCBs allocated for ELS, CT, and ABTS +# 1 - (1024) +# 2 - (2048) +# 3 - (3072) +# 4 - (4096) +# 5 - (5120) +*/ +static ssize_t +lpfc_iocb_hw_show(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct lpfc_hba *phba = ((struct lpfc_vport *) shost->hostdata)->phba; + + return snprintf(buf, PAGE_SIZE, "%d\n", phba->iocb_max); +} + +static DEVICE_ATTR(iocb_hw, S_IRUGO, + lpfc_iocb_hw_show, NULL); +static ssize_t +lpfc_txq_hw_show(struct device *dev, struct device_attribute *attr, char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct lpfc_hba *phba = ((struct lpfc_vport *) shost->hostdata)->phba; + + return snprintf(buf, PAGE_SIZE, "%d\n", + phba->sli.ring[LPFC_ELS_RING].txq_max); +} + +static DEVICE_ATTR(txq_hw, S_IRUGO, + lpfc_txq_hw_show, NULL); +static ssize_t +lpfc_txcmplq_hw_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct lpfc_hba *phba = ((struct lpfc_vport *) shost->hostdata)->phba; + + return snprintf(buf, PAGE_SIZE, "%d\n", + phba->sli.ring[LPFC_ELS_RING].txcmplq_max); +} + +static DEVICE_ATTR(txcmplq_hw, S_IRUGO, + lpfc_txcmplq_hw_show, NULL); + +int lpfc_iocb_cnt = 2; +module_param(lpfc_iocb_cnt, int, 1); +MODULE_PARM_DESC(lpfc_iocb_cnt, + "Number of IOCBs alloc for ELS, CT, and ABTS: 1k to 5k IOCBs"); +lpfc_param_show(iocb_cnt); +lpfc_param_init(iocb_cnt, 2, 1, 5); +static DEVICE_ATTR(lpfc_iocb_cnt, S_IRUGO, + lpfc_iocb_cnt_show, NULL); /* # lpfc_nodev_tmo: If set, it will hold all I/O errors on devices that disappear @@ -2157,6 +2208,13 @@ LPFC_VPORT_ATTR_R(lun_queue_depth, 30, 1, 128, "Max number of FCP commands we can queue to a specific LUN"); /* +# tgt_queue_depth: This parameter is used to limit the number of outstanding +# commands per target port. Value range is [10,65535]. Default value is 65535. +*/ +LPFC_VPORT_ATTR_R(tgt_queue_depth, 65535, 10, 65535, + "Max number of FCP commands we can queue to a specific target port"); + +/* # hba_queue_depth: This parameter is used to limit the number of outstanding # commands per lpfc HBA. Value range is [32,8192]. If this parameter # value is greater than the maximum number of exchanges supported by the HBA, @@ -2890,9 +2948,6 @@ lpfc_aer_support_store(struct device *dev, struct device_attribute *attr, struct lpfc_hba *phba = vport->phba; int val = 0, rc = -EINVAL; - /* AER not supported on OC devices yet */ - if (phba->pci_dev_grp == LPFC_PCI_DEV_OC) - return -EPERM; if (!isdigit(buf[0])) return -EINVAL; if (sscanf(buf, "%i", &val) != 1) @@ -2965,12 +3020,6 @@ lpfc_param_show(aer_support) static int lpfc_aer_support_init(struct lpfc_hba *phba, int val) { - /* AER not supported on OC devices yet */ - if (phba->pci_dev_grp == LPFC_PCI_DEV_OC) { - phba->cfg_aer_support = 0; - return -EPERM; - } - if (val == 0 || val == 1) { phba->cfg_aer_support = val; return 0; @@ -3015,9 +3064,6 @@ lpfc_aer_cleanup_state(struct device *dev, struct device_attribute *attr, struct lpfc_hba *phba = vport->phba; int val, rc = -1; - /* AER not supported on OC devices yet */ - if (phba->pci_dev_grp == LPFC_PCI_DEV_OC) - return -EPERM; if (!isdigit(buf[0])) return -EINVAL; if (sscanf(buf, "%i", &val) != 1) @@ -3083,7 +3129,7 @@ lpfc_max_scsicmpl_time_set(struct lpfc_vport *vport, int val) continue; if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) continue; - ndlp->cmd_qdepth = LPFC_MAX_TGT_QDEPTH; + ndlp->cmd_qdepth = vport->cfg_tgt_queue_depth; } spin_unlock_irq(shost->host_lock); return 0; @@ -3287,6 +3333,7 @@ struct device_attribute *lpfc_hba_attrs[] = { &dev_attr_lpfc_temp_sensor, &dev_attr_lpfc_log_verbose, &dev_attr_lpfc_lun_queue_depth, + &dev_attr_lpfc_tgt_queue_depth, &dev_attr_lpfc_hba_queue_depth, &dev_attr_lpfc_peer_port_login, &dev_attr_lpfc_nodev_tmo, @@ -3334,6 +3381,10 @@ struct device_attribute *lpfc_hba_attrs[] = { &dev_attr_lpfc_aer_support, &dev_attr_lpfc_aer_state_cleanup, &dev_attr_lpfc_suppress_link_up, + &dev_attr_lpfc_iocb_cnt, + &dev_attr_iocb_hw, + &dev_attr_txq_hw, + &dev_attr_txcmplq_hw, NULL, }; @@ -3344,6 +3395,7 @@ struct device_attribute *lpfc_vport_attrs[] = { &dev_attr_lpfc_drvr_version, &dev_attr_lpfc_log_verbose, &dev_attr_lpfc_lun_queue_depth, + &dev_attr_lpfc_tgt_queue_depth, &dev_attr_lpfc_nodev_tmo, &dev_attr_lpfc_devloss_tmo, &dev_attr_lpfc_hba_queue_depth, @@ -4042,8 +4094,7 @@ lpfc_get_stats(struct Scsi_Host *shost) pmboxq->context1 = NULL; pmboxq->vport = vport; - if ((vport->fc_flag & FC_OFFLINE_MODE) || - (!(psli->sli_flag & LPFC_SLI_ACTIVE))) + if (vport->fc_flag & FC_OFFLINE_MODE) rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL); else rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); @@ -4067,8 +4118,7 @@ lpfc_get_stats(struct Scsi_Host *shost) pmboxq->context1 = NULL; pmboxq->vport = vport; - if ((vport->fc_flag & FC_OFFLINE_MODE) || - (!(psli->sli_flag & LPFC_SLI_ACTIVE))) + if (vport->fc_flag & FC_OFFLINE_MODE) rc = lpfc_sli_issue_mbox(phba, pmboxq, MBX_POLL); else rc = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2); @@ -4521,6 +4571,7 @@ lpfc_get_cfgparam(struct lpfc_hba *phba) lpfc_hba_log_verbose_init(phba, lpfc_log_verbose); lpfc_aer_support_init(phba, lpfc_aer_support); lpfc_suppress_link_up_init(phba, lpfc_suppress_link_up); + lpfc_iocb_cnt_init(phba, lpfc_iocb_cnt); return; } @@ -4533,6 +4584,7 @@ lpfc_get_vport_cfgparam(struct lpfc_vport *vport) { lpfc_log_verbose_init(vport, lpfc_log_verbose); lpfc_lun_queue_depth_init(vport, lpfc_lun_queue_depth); + lpfc_tgt_queue_depth_init(vport, lpfc_tgt_queue_depth); lpfc_devloss_tmo_init(vport, lpfc_devloss_tmo); lpfc_nodev_tmo_init(vport, lpfc_nodev_tmo); lpfc_peer_port_login_init(vport, lpfc_peer_port_login); diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c index dcf088262b20..d521569e6620 100644 --- a/drivers/scsi/lpfc/lpfc_bsg.c +++ b/drivers/scsi/lpfc/lpfc_bsg.c @@ -377,6 +377,11 @@ lpfc_bsg_send_mgmt_cmd(struct fc_bsg_job *job) if (rc == IOCB_SUCCESS) return 0; /* done for now */ + else if (rc == IOCB_BUSY) + rc = EAGAIN; + else + rc = EIO; + /* iocb failed so cleanup */ pci_unmap_sg(phba->pcidev, job->request_payload.sg_list, @@ -625,6 +630,10 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job) lpfc_nlp_put(ndlp); if (rc == IOCB_SUCCESS) return 0; /* done for now */ + else if (rc == IOCB_BUSY) + rc = EAGAIN; + else + rc = EIO; pci_unmap_sg(phba->pcidev, job->request_payload.sg_list, job->request_payload.sg_cnt, DMA_TO_DEVICE); @@ -953,10 +962,22 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, if (phba->sli_rev == LPFC_SLI_REV4) { evt_dat->immed_dat = phba->ctx_idx; phba->ctx_idx = (phba->ctx_idx + 1) % 64; + /* Provide warning for over-run of the ct_ctx array */ + if (phba->ct_ctx[evt_dat->immed_dat].flags & + UNSOL_VALID) + lpfc_printf_log(phba, KERN_WARNING, LOG_ELS, + "2717 CT context array entry " + "[%d] over-run: oxid:x%x, " + "sid:x%x\n", phba->ctx_idx, + phba->ct_ctx[ + evt_dat->immed_dat].oxid, + phba->ct_ctx[ + evt_dat->immed_dat].SID); phba->ct_ctx[evt_dat->immed_dat].oxid = piocbq->iocb.ulpContext; phba->ct_ctx[evt_dat->immed_dat].SID = piocbq->iocb.un.rcvels.remoteID; + phba->ct_ctx[evt_dat->immed_dat].flags = UNSOL_VALID; } else evt_dat->immed_dat = piocbq->iocb.ulpContext; @@ -1314,6 +1335,21 @@ lpfc_issue_ct_rsp(struct lpfc_hba *phba, struct fc_bsg_job *job, uint32_t tag, rc = IOCB_ERROR; goto issue_ct_rsp_exit; } + + /* Check if the ndlp is active */ + if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) { + rc = -IOCB_ERROR; + goto issue_ct_rsp_exit; + } + + /* get a refernece count so the ndlp doesn't go away while + * we respond + */ + if (!lpfc_nlp_get(ndlp)) { + rc = -IOCB_ERROR; + goto issue_ct_rsp_exit; + } + icmd->un.ulpWord[3] = ndlp->nlp_rpi; /* The exchange is done, mark the entry as invalid */ phba->ct_ctx[tag].flags &= ~UNSOL_VALID; diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index fbc9baeb6048..03f4ddc18572 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -41,6 +41,7 @@ void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *); int lpfc_reg_rpi(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *, LPFC_MBOXQ_t *, uint32_t); +void lpfc_set_var(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t); void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *); void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *); void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *); @@ -190,6 +191,7 @@ irqreturn_t lpfc_sli4_sp_intr_handler(int, void *); irqreturn_t lpfc_sli4_fp_intr_handler(int, void *); void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *); +void lpfc_sli4_swap_str(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *); void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *); @@ -402,3 +404,12 @@ int lpfc_bsg_request(struct fc_bsg_job *); int lpfc_bsg_timeout(struct fc_bsg_job *); int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, struct lpfc_iocbq *); +void __lpfc_sli_ringtx_put(struct lpfc_hba *, struct lpfc_sli_ring *, + struct lpfc_iocbq *); +struct lpfc_iocbq *lpfc_sli_ringtx_get(struct lpfc_hba *, + struct lpfc_sli_ring *); +int __lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t, + struct lpfc_iocbq *, uint32_t); +uint32_t lpfc_drain_txq(struct lpfc_hba *); + + diff --git a/drivers/scsi/lpfc/lpfc_disc.h b/drivers/scsi/lpfc/lpfc_disc.h index 36257a685509..7cae69de36f7 100644 --- a/drivers/scsi/lpfc/lpfc_disc.h +++ b/drivers/scsi/lpfc/lpfc_disc.h @@ -114,6 +114,8 @@ struct lpfc_nodelist { }; /* Defines for nlp_flag (uint32) */ +#define NLP_IGNR_REG_CMPL 0x00000001 /* Rcvd rscn before we cmpl reg login */ +#define NLP_REG_LOGIN_SEND 0x00000002 /* sent reglogin to adapter */ #define NLP_PLOGI_SND 0x00000020 /* sent PLOGI request for this entry */ #define NLP_PRLI_SND 0x00000040 /* sent PRLI request for this entry */ #define NLP_ADISC_SND 0x00000080 /* sent ADISC request for this entry */ diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index c4c7f0ad7468..afbed6bc31f0 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -796,7 +796,9 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, * due to new FCF discovery */ if ((phba->hba_flag & HBA_FIP_SUPPORT) && - (phba->fcf.fcf_flag & FCF_DISCOVERY)) { + (phba->fcf.fcf_flag & FCF_DISCOVERY) && + (irsp->ulpStatus != IOSTAT_LOCAL_REJECT) && + (irsp->un.ulpWord[4] != IOERR_SLI_ABORTED)) { lpfc_printf_log(phba, KERN_WARNING, LOG_FIP | LOG_ELS, "2611 FLOGI failed on registered " "FCF record fcf_index:%d, trying " @@ -811,18 +813,21 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, */ lpfc_printf_log(phba, KERN_WARNING, LOG_FIP | LOG_ELS, - "2760 FLOGI exhausted FCF " - "round robin failover list, " - "retry FLOGI on the current " - "registered FCF index:%d\n", + "2760 Completed one round " + "of FLOGI FCF round robin " + "failover list, retry FLOGI " + "on currently registered " + "FCF index:%d\n", phba->fcf.current_rec.fcf_indx); - spin_lock_irq(&phba->hbalock); - phba->fcf.fcf_flag &= ~FCF_DISCOVERY; - spin_unlock_irq(&phba->hbalock); } else { + lpfc_printf_log(phba, KERN_INFO, + LOG_FIP | LOG_ELS, + "2794 FLOGI FCF round robin " + "failover to FCF index x%x\n", + fcf_index); rc = lpfc_sli4_fcf_rr_read_fcf_rec(phba, fcf_index); - if (rc) { + if (rc) lpfc_printf_log(phba, KERN_WARNING, LOG_FIP | LOG_ELS, "2761 FLOGI round " @@ -831,10 +836,7 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, "rc:x%x, fcf_index:" "%d\n", rc, phba->fcf.current_rec.fcf_indx); - spin_lock_irq(&phba->hbalock); - phba->fcf.fcf_flag &= ~FCF_DISCOVERY; - spin_unlock_irq(&phba->hbalock); - } else + else goto out; } } @@ -890,9 +892,39 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, */ if (sp->cmn.fPort) rc = lpfc_cmpl_els_flogi_fabric(vport, ndlp, sp, irsp); - else + else if (!(phba->hba_flag & HBA_FCOE_SUPPORT)) rc = lpfc_cmpl_els_flogi_nport(vport, ndlp, sp); - + else { + lpfc_printf_vlog(vport, KERN_ERR, + LOG_FIP | LOG_ELS, + "2831 FLOGI response with cleared Fabric " + "bit fcf_index 0x%x " + "Switch Name %02x%02x%02x%02x%02x%02x%02x%02x " + "Fabric Name " + "%02x%02x%02x%02x%02x%02x%02x%02x\n", + phba->fcf.current_rec.fcf_indx, + phba->fcf.current_rec.switch_name[0], + phba->fcf.current_rec.switch_name[1], + phba->fcf.current_rec.switch_name[2], + phba->fcf.current_rec.switch_name[3], + phba->fcf.current_rec.switch_name[4], + phba->fcf.current_rec.switch_name[5], + phba->fcf.current_rec.switch_name[6], + phba->fcf.current_rec.switch_name[7], + phba->fcf.current_rec.fabric_name[0], + phba->fcf.current_rec.fabric_name[1], + phba->fcf.current_rec.fabric_name[2], + phba->fcf.current_rec.fabric_name[3], + phba->fcf.current_rec.fabric_name[4], + phba->fcf.current_rec.fabric_name[5], + phba->fcf.current_rec.fabric_name[6], + phba->fcf.current_rec.fabric_name[7]); + lpfc_nlp_put(ndlp); + spin_lock_irq(&phba->hbalock); + phba->fcf.fcf_flag &= ~FCF_DISCOVERY; + spin_unlock_irq(&phba->hbalock); + goto out; + } if (!rc) { /* Mark the FCF discovery process done */ if (phba->hba_flag & HBA_FIP_SUPPORT) @@ -1472,8 +1504,12 @@ lpfc_cmpl_els_plogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, } goto out; } - /* PLOGI failed */ - lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, + /* PLOGI failed Don't print the vport to vport rjts */ + if (irsp->ulpStatus != IOSTAT_LS_RJT || + (((irsp->un.ulpWord[4]) >> 16 != LSRJT_INVALID_CMD) && + ((irsp->un.ulpWord[4]) >> 16 != LSRJT_UNABLE_TPC)) || + (phba)->pport->cfg_log_verbose & LOG_ELS) + lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, "2753 PLOGI failure DID:%06X Status:x%x/x%x\n", ndlp->nlp_DID, irsp->ulpStatus, irsp->un.ulpWord[4]); @@ -2740,6 +2776,15 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, retry = 1; break; } + if (stat.un.b.lsRjtRsnCodeExp == + LSEXP_CANT_GIVE_DATA) { + if (cmd == ELS_CMD_PLOGI) { + delay = 1000; + maxretry = 48; + } + retry = 1; + break; + } if (cmd == ELS_CMD_PLOGI) { delay = 1000; maxretry = lpfc_max_els_tries + 1; @@ -5135,6 +5180,7 @@ lpfc_els_timeout(unsigned long ptr) return; } + /** * lpfc_els_timeout_handler - Process an els timeout event * @vport: pointer to a virtual N_Port data structure. @@ -5155,13 +5201,19 @@ lpfc_els_timeout_handler(struct lpfc_vport *vport) uint32_t els_command = 0; uint32_t timeout; uint32_t remote_ID = 0xffffffff; + LIST_HEAD(txcmplq_completions); + LIST_HEAD(abort_list); + - spin_lock_irq(&phba->hbalock); timeout = (uint32_t)(phba->fc_ratov << 1); pring = &phba->sli.ring[LPFC_ELS_RING]; - list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) { + spin_lock_irq(&phba->hbalock); + list_splice_init(&pring->txcmplq, &txcmplq_completions); + spin_unlock_irq(&phba->hbalock); + + list_for_each_entry_safe(piocb, tmp_iocb, &txcmplq_completions, list) { cmd = &piocb->iocb; if ((piocb->iocb_flag & LPFC_IO_LIBDFC) != 0 || @@ -5198,13 +5250,22 @@ lpfc_els_timeout_handler(struct lpfc_vport *vport) if (ndlp && NLP_CHK_NODE_ACT(ndlp)) remote_ID = ndlp->nlp_DID; } + list_add_tail(&piocb->dlist, &abort_list); + } + spin_lock_irq(&phba->hbalock); + list_splice(&txcmplq_completions, &pring->txcmplq); + spin_unlock_irq(&phba->hbalock); + + list_for_each_entry_safe(piocb, tmp_iocb, &abort_list, dlist) { lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, - "0127 ELS timeout Data: x%x x%x x%x " - "x%x\n", els_command, - remote_ID, cmd->ulpCommand, cmd->ulpIoTag); + "0127 ELS timeout Data: x%x x%x x%x " + "x%x\n", els_command, + remote_ID, cmd->ulpCommand, cmd->ulpIoTag); + spin_lock_irq(&phba->hbalock); + list_del_init(&piocb->dlist); lpfc_sli_issue_abort_iotag(phba, pring, piocb); + spin_unlock_irq(&phba->hbalock); } - spin_unlock_irq(&phba->hbalock); if (phba->sli.ring[LPFC_ELS_RING].txcmplq_cnt) mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout); @@ -6901,6 +6962,7 @@ lpfc_sli4_els_xri_aborted(struct lpfc_hba *phba, uint16_t xri = bf_get(lpfc_wcqe_xa_xri, axri); struct lpfc_sglq *sglq_entry = NULL, *sglq_next = NULL; unsigned long iflag = 0; + struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; spin_lock_irqsave(&phba->hbalock, iflag); spin_lock(&phba->sli4_hba.abts_sgl_list_lock); @@ -6913,6 +6975,10 @@ lpfc_sli4_els_xri_aborted(struct lpfc_hba *phba, sglq_entry->state = SGL_FREED; spin_unlock(&phba->sli4_hba.abts_sgl_list_lock); spin_unlock_irqrestore(&phba->hbalock, iflag); + + /* Check if TXQ queue needs to be serviced */ + if (pring->txq_cnt) + lpfc_worker_wake_up(phba); return; } } diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index 1f87b4fb8b50..0639c994349c 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -275,7 +275,9 @@ lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *ndlp) if (!(vport->load_flag & FC_UNLOADING) && !(ndlp->nlp_flag & NLP_DELAY_TMO) && !(ndlp->nlp_flag & NLP_NPR_2B_DISC) && - (ndlp->nlp_state != NLP_STE_UNMAPPED_NODE)) + (ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) && + (ndlp->nlp_state != NLP_STE_REG_LOGIN_ISSUE) && + (ndlp->nlp_state != NLP_STE_PRLI_ISSUE)) lpfc_disc_state_machine(vport, ndlp, NULL, NLP_EVT_DEVICE_RM); lpfc_unregister_unused_fcf(phba); @@ -586,6 +588,8 @@ lpfc_work_done(struct lpfc_hba *phba) (status & HA_RXMASK)); } + if (pring->txq_cnt) + lpfc_drain_txq(phba); /* * Turn on Ring interrupts */ @@ -1297,7 +1301,7 @@ lpfc_register_fcf(struct lpfc_hba *phba) * used for this FCF when the function returns. * If the FCF record need to be used with a particular vlan id, the vlan is * set in the vlan_id on return of the function. If not VLAN tagging need to - * be used with the FCF vlan_id will be set to 0xFFFF; + * be used with the FCF vlan_id will be set to LPFC_FCOE_NULL_VID; **/ static int lpfc_match_fcf_conn_list(struct lpfc_hba *phba, @@ -1333,7 +1337,7 @@ lpfc_match_fcf_conn_list(struct lpfc_hba *phba, if (phba->valid_vlan) *vlan_id = phba->vlan_id; else - *vlan_id = 0xFFFF; + *vlan_id = LPFC_FCOE_NULL_VID; return 1; } @@ -1357,7 +1361,7 @@ lpfc_match_fcf_conn_list(struct lpfc_hba *phba, if (fcf_vlan_id) *vlan_id = fcf_vlan_id; else - *vlan_id = 0xFFFF; + *vlan_id = LPFC_FCOE_NULL_VID; return 1; } @@ -1466,7 +1470,7 @@ lpfc_match_fcf_conn_list(struct lpfc_hba *phba, else if (fcf_vlan_id) *vlan_id = fcf_vlan_id; else - *vlan_id = 0xFFFF; + *vlan_id = LPFC_FCOE_NULL_VID; return 1; } @@ -1518,6 +1522,9 @@ lpfc_check_pending_fcoe_event(struct lpfc_hba *phba, uint8_t unreg_fcf) * Do not continue FCF discovery and clear FCF_DISC_INPROGRESS * flag */ + lpfc_printf_log(phba, KERN_INFO, LOG_FIP | LOG_DISCOVERY, + "2833 Stop FCF discovery process due to link " + "state change (x%x)\n", phba->link_state); spin_lock_irq(&phba->hbalock); phba->hba_flag &= ~FCF_DISC_INPROGRESS; phba->fcf.fcf_flag &= ~(FCF_REDISC_FOV | FCF_DISCOVERY); @@ -1565,7 +1572,7 @@ lpfc_sli4_new_fcf_random_select(struct lpfc_hba *phba, uint32_t fcf_cnt) } /** - * lpfc_mbx_cmpl_read_fcf_record - Completion handler for read_fcf mbox. + * lpfc_sli4_fcf_rec_mbox_parse - Parse read_fcf mbox command. * @phba: pointer to lpfc hba data structure. * @mboxq: pointer to mailbox object. * @next_fcf_index: pointer to holder of next fcf index. @@ -1693,6 +1700,37 @@ lpfc_sli4_log_fcf_record_info(struct lpfc_hba *phba, } /** + lpfc_sli4_fcf_record_match - testing new FCF record for matching existing FCF + * @phba: pointer to lpfc hba data structure. + * @fcf_rec: pointer to an existing FCF record. + * @new_fcf_record: pointer to a new FCF record. + * @new_vlan_id: vlan id from the new FCF record. + * + * This function performs matching test of a new FCF record against an existing + * FCF record. If the new_vlan_id passed in is LPFC_FCOE_IGNORE_VID, vlan id + * will not be used as part of the FCF record matching criteria. + * + * Returns true if all the fields matching, otherwise returns false. + */ +static bool +lpfc_sli4_fcf_record_match(struct lpfc_hba *phba, + struct lpfc_fcf_rec *fcf_rec, + struct fcf_record *new_fcf_record, + uint16_t new_vlan_id) +{ + if (new_vlan_id != LPFC_FCOE_IGNORE_VID) + if (!lpfc_vlan_id_match(fcf_rec->vlan_id, new_vlan_id)) + return false; + if (!lpfc_mac_addr_match(fcf_rec->mac_addr, new_fcf_record)) + return false; + if (!lpfc_sw_name_match(fcf_rec->switch_name, new_fcf_record)) + return false; + if (!lpfc_fab_name_match(fcf_rec->fabric_name, new_fcf_record)) + return false; + return true; +} + +/** * lpfc_mbx_cmpl_fcf_scan_read_fcf_rec - fcf scan read_fcf mbox cmpl handler. * @phba: pointer to lpfc hba data structure. * @mboxq: pointer to mailbox object. @@ -1755,7 +1793,7 @@ lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) */ if (!rc) { lpfc_printf_log(phba, KERN_WARNING, LOG_FIP, - "2781 FCF record fcf_index:x%x failed FCF " + "2781 FCF record (x%x) failed FCF " "connection list check, fcf_avail:x%x, " "fcf_valid:x%x\n", bf_get(lpfc_fcf_record_fcf_index, @@ -1764,6 +1802,32 @@ lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) new_fcf_record), bf_get(lpfc_fcf_record_fcf_valid, new_fcf_record)); + if ((phba->fcf.fcf_flag & FCF_IN_USE) && + lpfc_sli4_fcf_record_match(phba, &phba->fcf.current_rec, + new_fcf_record, LPFC_FCOE_IGNORE_VID)) { + /* + * In case the current in-use FCF record becomes + * invalid/unavailable during FCF discovery that + * was not triggered by fast FCF failover process, + * treat it as fast FCF failover. + */ + if (!(phba->fcf.fcf_flag & FCF_REDISC_PEND) && + !(phba->fcf.fcf_flag & FCF_REDISC_FOV)) { + lpfc_printf_log(phba, KERN_WARNING, LOG_FIP, + "2835 Invalid in-use FCF " + "record (x%x) reported, " + "entering fast FCF failover " + "mode scanning.\n", + phba->fcf.current_rec.fcf_indx); + spin_lock_irq(&phba->hbalock); + phba->fcf.fcf_flag |= FCF_REDISC_FOV; + spin_unlock_irq(&phba->hbalock); + lpfc_sli4_mbox_cmd_free(phba, mboxq); + lpfc_sli4_fcf_scan_read_fcf_rec(phba, + LPFC_FCOE_FCF_GET_FIRST); + return; + } + } goto read_next_fcf; } else { fcf_index = bf_get(lpfc_fcf_record_fcf_index, new_fcf_record); @@ -1780,14 +1844,8 @@ lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) */ spin_lock_irq(&phba->hbalock); if (phba->fcf.fcf_flag & FCF_IN_USE) { - if (lpfc_fab_name_match(phba->fcf.current_rec.fabric_name, - new_fcf_record) && - lpfc_sw_name_match(phba->fcf.current_rec.switch_name, - new_fcf_record) && - lpfc_mac_addr_match(phba->fcf.current_rec.mac_addr, - new_fcf_record) && - lpfc_vlan_id_match(phba->fcf.current_rec.vlan_id, - vlan_id)) { + if (lpfc_sli4_fcf_record_match(phba, &phba->fcf.current_rec, + new_fcf_record, vlan_id)) { phba->fcf.fcf_flag |= FCF_AVAILABLE; if (phba->fcf.fcf_flag & FCF_REDISC_PEND) /* Stop FCF redisc wait timer if pending */ @@ -1797,6 +1855,13 @@ lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) phba->fcf.fcf_flag &= ~(FCF_REDISC_FOV | FCF_DISCOVERY); spin_unlock_irq(&phba->hbalock); + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2836 The new FCF record (x%x) " + "matches the in-use FCF record " + "(x%x)\n", + phba->fcf.current_rec.fcf_indx, + bf_get(lpfc_fcf_record_fcf_index, + new_fcf_record)); goto out; } /* @@ -1828,6 +1893,12 @@ lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) */ if (boot_flag && !(fcf_rec->flag & BOOT_ENABLE)) { /* Choose this FCF record */ + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2837 Update current FCF record " + "(x%x) with new FCF record (x%x)\n", + fcf_rec->fcf_indx, + bf_get(lpfc_fcf_record_fcf_index, + new_fcf_record)); __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record, addr_mode, vlan_id, BOOT_ENABLE); spin_unlock_irq(&phba->hbalock); @@ -1848,6 +1919,12 @@ lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) */ if (new_fcf_record->fip_priority < fcf_rec->priority) { /* Choose the new FCF record with lower priority */ + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2838 Update current FCF record " + "(x%x) with new FCF record (x%x)\n", + fcf_rec->fcf_indx, + bf_get(lpfc_fcf_record_fcf_index, + new_fcf_record)); __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record, addr_mode, vlan_id, 0); /* Reset running random FCF selection count */ @@ -1857,11 +1934,18 @@ lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) phba->fcf.eligible_fcf_cnt++; select_new_fcf = lpfc_sli4_new_fcf_random_select(phba, phba->fcf.eligible_fcf_cnt); - if (select_new_fcf) + if (select_new_fcf) { + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2839 Update current FCF record " + "(x%x) with new FCF record (x%x)\n", + fcf_rec->fcf_indx, + bf_get(lpfc_fcf_record_fcf_index, + new_fcf_record)); /* Choose the new FCF by random selection */ __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record, addr_mode, vlan_id, 0); + } } spin_unlock_irq(&phba->hbalock); goto read_next_fcf; @@ -1871,6 +1955,11 @@ lpfc_mbx_cmpl_fcf_scan_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) * initial best-fit FCF. */ if (fcf_rec) { + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2840 Update current FCF record " + "with initial FCF record (x%x)\n", + bf_get(lpfc_fcf_record_fcf_index, + new_fcf_record)); __lpfc_update_fcf_record(phba, fcf_rec, new_fcf_record, addr_mode, vlan_id, (boot_flag ? BOOT_ENABLE : 0)); @@ -1928,12 +2017,23 @@ read_next_fcf: lpfc_unregister_fcf(phba); /* Replace in-use record with the new record */ + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2842 Replace the current in-use " + "FCF record (x%x) with failover FCF " + "record (x%x)\n", + phba->fcf.current_rec.fcf_indx, + phba->fcf.failover_rec.fcf_indx); memcpy(&phba->fcf.current_rec, &phba->fcf.failover_rec, sizeof(struct lpfc_fcf_rec)); - /* mark the FCF fast failover completed */ + /* + * Mark the fast FCF failover rediscovery completed + * and the start of the first round of the roundrobin + * FCF failover. + */ spin_lock_irq(&phba->hbalock); - phba->fcf.fcf_flag &= ~FCF_REDISC_FOV; + phba->fcf.fcf_flag &= + ~(FCF_REDISC_FOV | FCF_REDISC_RRU); spin_unlock_irq(&phba->hbalock); /* * Set up the initial registered FCF index for FLOGI @@ -1951,15 +2051,42 @@ read_next_fcf: if ((phba->fcf.fcf_flag & FCF_REDISC_EVT) || (phba->fcf.fcf_flag & FCF_REDISC_PEND)) return; + + if (phba->fcf.fcf_flag & FCF_IN_USE) { + /* + * In case the current in-use FCF record no + * longer existed during FCF discovery that + * was not triggered by fast FCF failover + * process, treat it as fast FCF failover. + */ + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2841 In-use FCF record (x%x) " + "not reported, entering fast " + "FCF failover mode scanning.\n", + phba->fcf.current_rec.fcf_indx); + spin_lock_irq(&phba->hbalock); + phba->fcf.fcf_flag |= FCF_REDISC_FOV; + spin_unlock_irq(&phba->hbalock); + lpfc_sli4_mbox_cmd_free(phba, mboxq); + lpfc_sli4_fcf_scan_read_fcf_rec(phba, + LPFC_FCOE_FCF_GET_FIRST); + return; + } + /* * Otherwise, initial scan or post linkdown rescan, * register with the best FCF record found so far * through the FCF scanning process. */ - /* mark the initial FCF discovery completed */ + /* + * Mark the initial FCF discovery completed and + * the start of the first round of the roundrobin + * FCF failover. + */ spin_lock_irq(&phba->hbalock); - phba->fcf.fcf_flag &= ~FCF_INIT_DISC; + phba->fcf.fcf_flag &= + ~(FCF_INIT_DISC | FCF_REDISC_RRU); spin_unlock_irq(&phba->hbalock); /* * Set up the initial registered FCF index for FLOGI @@ -2033,6 +2160,11 @@ lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) next_fcf_index); /* Upload new FCF record to the failover FCF record */ + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2834 Update the current FCF record (x%x) " + "with the next FCF record (x%x)\n", + phba->fcf.failover_rec.fcf_indx, + bf_get(lpfc_fcf_record_fcf_index, new_fcf_record)); spin_lock_irq(&phba->hbalock); __lpfc_update_fcf_record(phba, &phba->fcf.failover_rec, new_fcf_record, addr_mode, vlan_id, @@ -2050,7 +2182,7 @@ lpfc_mbx_cmpl_fcf_rr_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) lpfc_printf_log(phba, KERN_INFO, LOG_FIP, "2783 FLOGI round robin FCF failover from FCF " - "(index:x%x) to FCF (index:x%x).\n", + "(x%x) to FCF (x%x).\n", current_fcf_index, bf_get(lpfc_fcf_record_fcf_index, new_fcf_record)); @@ -2084,7 +2216,7 @@ lpfc_mbx_cmpl_read_fcf_rec(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) goto out; /* If FCF discovery period is over, no need to proceed */ - if (phba->fcf.fcf_flag & FCF_DISCOVERY) + if (!(phba->fcf.fcf_flag & FCF_DISCOVERY)) goto out; /* Parse the FCF record from the non-embedded mailbox command */ @@ -2715,11 +2847,35 @@ lpfc_mbx_cmpl_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) struct lpfc_vport *vport = pmb->vport; struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (pmb->context1); struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); pmb->context1 = NULL; - /* Good status, call state machine */ - lpfc_disc_state_machine(vport, ndlp, pmb, NLP_EVT_CMPL_REG_LOGIN); + if (ndlp->nlp_flag & NLP_REG_LOGIN_SEND) + ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND; + + if (ndlp->nlp_flag & NLP_IGNR_REG_CMPL || + ndlp->nlp_state != NLP_STE_REG_LOGIN_ISSUE) { + /* We rcvd a rscn after issuing this + * mbox reg login, we may have cycled + * back through the state and be + * back at reg login state so this + * mbox needs to be ignored becase + * there is another reg login in + * proccess. + */ + spin_lock_irq(shost->host_lock); + ndlp->nlp_flag &= ~NLP_IGNR_REG_CMPL; + spin_unlock_irq(shost->host_lock); + if (phba->sli_rev == LPFC_SLI_REV4) + lpfc_sli4_free_rpi(phba, + pmb->u.mb.un.varRegLogin.rpi); + + } else + /* Good status, call state machine */ + lpfc_disc_state_machine(vport, ndlp, pmb, + NLP_EVT_CMPL_REG_LOGIN); + lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); mempool_free(pmb, phba->mbox_mem_pool); @@ -3427,7 +3583,7 @@ lpfc_initialize_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, kref_init(&ndlp->kref); NLP_INT_NODE_ACT(ndlp); atomic_set(&ndlp->cmd_pending, 0); - ndlp->cmd_qdepth = LPFC_MAX_TGT_QDEPTH; + ndlp->cmd_qdepth = vport->cfg_tgt_queue_depth; } struct lpfc_nodelist * @@ -3700,6 +3856,7 @@ lpfc_unreg_rpi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) mempool_free(mbox, phba->mbox_mem_pool); } lpfc_no_rpi(phba, ndlp); + ndlp->nlp_rpi = 0; ndlp->nlp_flag &= ~NLP_RPI_VALID; ndlp->nlp_flag &= ~NLP_NPR_ADISC; @@ -3842,6 +3999,9 @@ lpfc_cleanup_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) kfree(mp); } list_del(&mb->list); + if (phba->sli_rev == LPFC_SLI_REV4) + lpfc_sli4_free_rpi(phba, + mb->u.mb.un.varRegLogin.rpi); mempool_free(mb, phba->mbox_mem_pool); /* We shall not invoke the lpfc_nlp_put to decrement * the ndlp reference count as we are in the process @@ -3883,6 +4043,7 @@ lpfc_nlp_remove(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) lpfc_cancel_retry_delay_tmo(vport, ndlp); if ((ndlp->nlp_flag & NLP_DEFER_RM) && + !(ndlp->nlp_flag & NLP_REG_LOGIN_SEND) && !(ndlp->nlp_flag & NLP_RPI_VALID)) { /* For this case we need to cleanup the default rpi * allocated by the firmware. @@ -5180,13 +5341,16 @@ void lpfc_unregister_unused_fcf(struct lpfc_hba *phba) { /* - * If HBA is not running in FIP mode or if HBA does not support - * FCoE or if FCF is not registered, do nothing. + * If HBA is not running in FIP mode, if HBA does not support + * FCoE, if FCF discovery is ongoing, or if FCF has not been + * registered, do nothing. */ spin_lock_irq(&phba->hbalock); if (!(phba->hba_flag & HBA_FCOE_SUPPORT) || !(phba->fcf.fcf_flag & FCF_REGISTERED) || - !(phba->hba_flag & HBA_FIP_SUPPORT)) { + !(phba->hba_flag & HBA_FIP_SUPPORT) || + (phba->fcf.fcf_flag & FCF_DISCOVERY) || + (phba->pport->port_state == LPFC_FLOGI)) { spin_unlock_irq(&phba->hbalock); return; } diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index e654d01dad24..f5dbf2be3eab 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -1170,6 +1170,7 @@ typedef struct { #define PCI_DEVICE_ID_TIGERSHARK 0x0704 #define PCI_DEVICE_ID_TOMCAT 0x0714 #define PCI_DEVICE_ID_FALCON 0xf180 +#define PCI_DEVICE_ID_BALIUS 0xe131 #define JEDEC_ID_ADDRESS 0x0080001c #define FIREFLY_JEDEC_ID 0x1ACC @@ -3014,18 +3015,10 @@ struct sli3_pgp { uint32_t hbq_get[16]; }; -struct sli3_inb_pgp { - uint32_t ha_copy; - uint32_t counter; - struct lpfc_pgp port[MAX_RINGS]; - uint32_t hbq_get[16]; -}; - union sli_var { struct sli2_desc s2; struct sli3_desc s3; struct sli3_pgp s3_pgp; - struct sli3_inb_pgp s3_inb_pgp; }; typedef struct { @@ -3132,6 +3125,14 @@ typedef struct { #define IOERR_BUFFER_SHORTAGE 0x28 #define IOERR_DEFAULT 0x29 #define IOERR_CNT 0x2A +#define IOERR_SLER_FAILURE 0x46 +#define IOERR_SLER_CMD_RCV_FAILURE 0x47 +#define IOERR_SLER_REC_RJT_ERR 0x48 +#define IOERR_SLER_REC_SRR_RETRY_ERR 0x49 +#define IOERR_SLER_SRR_RJT_ERR 0x4A +#define IOERR_SLER_RRQ_RJT_ERR 0x4C +#define IOERR_SLER_RRQ_RETRY_ERR 0x4D +#define IOERR_SLER_ABTS_ERR 0x4E #define IOERR_DRVR_MASK 0x100 #define IOERR_SLI_DOWN 0x101 /* ulpStatus - Driver defined */ diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index cd9697edf860..2786ee3b605d 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -621,6 +621,7 @@ lpfc_config_port_post(struct lpfc_hba *phba) /** * lpfc_hba_init_link - Initialize the FC link * @phba: pointer to lpfc hba data structure. + * @flag: mailbox command issue mode - either MBX_POLL or MBX_NOWAIT * * This routine will issue the INIT_LINK mailbox command call. * It is available to other drivers through the lpfc_hba data @@ -632,7 +633,7 @@ lpfc_config_port_post(struct lpfc_hba *phba) * Any other value - error **/ int -lpfc_hba_init_link(struct lpfc_hba *phba) +lpfc_hba_init_link(struct lpfc_hba *phba, uint32_t flag) { struct lpfc_vport *vport = phba->pport; LPFC_MBOXQ_t *pmb; @@ -651,7 +652,7 @@ lpfc_hba_init_link(struct lpfc_hba *phba) phba->cfg_link_speed); pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; lpfc_set_loopback_flag(phba); - rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); + rc = lpfc_sli_issue_mbox(phba, pmb, flag); if (rc != MBX_SUCCESS) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "0498 Adapter failed to init, mbxCmd x%x " @@ -664,17 +665,21 @@ lpfc_hba_init_link(struct lpfc_hba *phba) writel(0xffffffff, phba->HAregaddr); readl(phba->HAregaddr); /* flush */ phba->link_state = LPFC_HBA_ERROR; - if (rc != MBX_BUSY) + if (rc != MBX_BUSY || flag == MBX_POLL) mempool_free(pmb, phba->mbox_mem_pool); return -EIO; } phba->cfg_suppress_link_up = LPFC_INITIALIZE_LINK; + if (flag == MBX_POLL) + mempool_free(pmb, phba->mbox_mem_pool); return 0; } /** * lpfc_hba_down_link - this routine downs the FC link + * @phba: pointer to lpfc hba data structure. + * @flag: mailbox command issue mode - either MBX_POLL or MBX_NOWAIT * * This routine will issue the DOWN_LINK mailbox command call. * It is available to other drivers through the lpfc_hba data @@ -685,7 +690,7 @@ lpfc_hba_init_link(struct lpfc_hba *phba) * Any other value - error **/ int -lpfc_hba_down_link(struct lpfc_hba *phba) +lpfc_hba_down_link(struct lpfc_hba *phba, uint32_t flag) { LPFC_MBOXQ_t *pmb; int rc; @@ -701,7 +706,7 @@ lpfc_hba_down_link(struct lpfc_hba *phba) "0491 Adapter Link is disabled.\n"); lpfc_down_link(phba, pmb); pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl; - rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT); + rc = lpfc_sli_issue_mbox(phba, pmb, flag); if ((rc != MBX_SUCCESS) && (rc != MBX_BUSY)) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, @@ -711,6 +716,9 @@ lpfc_hba_down_link(struct lpfc_hba *phba) mempool_free(pmb, phba->mbox_mem_pool); return -EIO; } + if (flag == MBX_POLL) + mempool_free(pmb, phba->mbox_mem_pool); + return 0; } @@ -1818,6 +1826,10 @@ lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp) m = (typeof(m)){"LPSe12002-ML1-E", "PCIe", "EmulexSecure Fibre"}; break; + case PCI_DEVICE_ID_BALIUS: + m = (typeof(m)){"LPVe12002", "PCIe Shared I/O", + "Fibre Channel Adapter"}; + break; default: m = (typeof(m)){"Unknown", "", ""}; break; @@ -2279,10 +2291,32 @@ static void lpfc_block_mgmt_io(struct lpfc_hba * phba) { unsigned long iflag; + uint8_t actcmd = MBX_HEARTBEAT; + unsigned long timeout; + spin_lock_irqsave(&phba->hbalock, iflag); phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO; + if (phba->sli.mbox_active) + actcmd = phba->sli.mbox_active->u.mb.mbxCommand; spin_unlock_irqrestore(&phba->hbalock, iflag); + /* Determine how long we might wait for the active mailbox + * command to be gracefully completed by firmware. + */ + timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba, actcmd) * 1000) + + jiffies; + /* Wait for the outstnading mailbox command to complete */ + while (phba->sli.mbox_active) { + /* Check active mailbox complete status every 2ms */ + msleep(2); + if (time_after(jiffies, timeout)) { + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2813 Mgmt IO is Blocked %x " + "- mbox cmd %x still active\n", + phba->sli.sli_flag, actcmd); + break; + } + } } /** @@ -3323,22 +3357,14 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba, "evt_tag:x%x, fcf_index:x%x\n", acqe_fcoe->event_tag, acqe_fcoe->index); + /* If the FCF discovery is in progress, do nothing. */ spin_lock_irq(&phba->hbalock); - if ((phba->fcf.fcf_flag & FCF_SCAN_DONE) || - (phba->hba_flag & FCF_DISC_INPROGRESS)) { - /* - * If the current FCF is in discovered state or - * FCF discovery is in progress, do nothing. - */ + if (phba->hba_flag & FCF_DISC_INPROGRESS) { spin_unlock_irq(&phba->hbalock); break; } - + /* If fast FCF failover rescan event is pending, do nothing */ if (phba->fcf.fcf_flag & FCF_REDISC_EVT) { - /* - * If fast FCF failover rescan event is pending, - * do nothing. - */ spin_unlock_irq(&phba->hbalock); break; } @@ -3359,7 +3385,13 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba, acqe_fcoe->index); rc = lpfc_sli4_read_fcf_rec(phba, acqe_fcoe->index); } - + /* If the FCF has been in discovered state, do nothing. */ + spin_lock_irq(&phba->hbalock); + if (phba->fcf.fcf_flag & FCF_SCAN_DONE) { + spin_unlock_irq(&phba->hbalock); + break; + } + spin_unlock_irq(&phba->hbalock); /* Otherwise, scan the entire FCF table and re-discover SAN */ lpfc_printf_log(phba, KERN_INFO, LOG_FIP | LOG_DISCOVERY, "2770 Start FCF table scan due to new FCF " @@ -4885,6 +4917,7 @@ lpfc_create_shost(struct lpfc_hba *phba) phba->fc_altov = FF_DEF_ALTOV; phba->fc_arbtov = FF_DEF_ARBTOV; + atomic_set(&phba->sdev_cnt, 0); vport = lpfc_create_port(phba, phba->brd_no, &phba->pcidev->dev); if (!vport) return -ENODEV; @@ -5533,9 +5566,12 @@ lpfc_sli4_read_config(struct lpfc_hba *phba) mempool_free(pmb, phba->mbox_mem_pool); /* Reset the DFT_HBA_Q_DEPTH to the max xri */ - if (phba->cfg_hba_queue_depth > (phba->sli4_hba.max_cfg_param.max_xri)) + if (phba->cfg_hba_queue_depth > + (phba->sli4_hba.max_cfg_param.max_xri - + lpfc_sli4_get_els_iocb_cnt(phba))) phba->cfg_hba_queue_depth = - phba->sli4_hba.max_cfg_param.max_xri; + phba->sli4_hba.max_cfg_param.max_xri - + lpfc_sli4_get_els_iocb_cnt(phba); return rc; } @@ -6993,22 +7029,28 @@ lpfc_sli_disable_intr(struct lpfc_hba *phba) static int lpfc_sli4_enable_msix(struct lpfc_hba *phba) { - int rc, index; + int vectors, rc, index; /* Set up MSI-X multi-message vectors */ for (index = 0; index < phba->sli4_hba.cfg_eqn; index++) phba->sli4_hba.msix_entries[index].entry = index; /* Configure MSI-X capability structure */ + vectors = phba->sli4_hba.cfg_eqn; +enable_msix_vectors: rc = pci_enable_msix(phba->pcidev, phba->sli4_hba.msix_entries, - phba->sli4_hba.cfg_eqn); - if (rc) { + vectors); + if (rc > 1) { + vectors = rc; + goto enable_msix_vectors; + } else if (rc) { lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "0484 PCI enable MSI-X failed (%d)\n", rc); goto msi_fail_out; } + /* Log MSI-X vector assignment */ - for (index = 0; index < phba->sli4_hba.cfg_eqn; index++) + for (index = 0; index < vectors; index++) lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "0489 MSI-X entry[%d]: vector=x%x " "message=%d\n", index, @@ -7030,7 +7072,7 @@ lpfc_sli4_enable_msix(struct lpfc_hba *phba) } /* The rest of the vector(s) are associated to fast-path handler(s) */ - for (index = 1; index < phba->sli4_hba.cfg_eqn; index++) { + for (index = 1; index < vectors; index++) { phba->sli4_hba.fcp_eq_hdl[index - 1].idx = index - 1; phba->sli4_hba.fcp_eq_hdl[index - 1].phba = phba; rc = request_irq(phba->sli4_hba.msix_entries[index].vector, @@ -7044,6 +7086,7 @@ lpfc_sli4_enable_msix(struct lpfc_hba *phba) goto cfg_fail_out; } } + phba->sli4_hba.msix_vec_nr = vectors; return rc; @@ -7077,9 +7120,10 @@ lpfc_sli4_disable_msix(struct lpfc_hba *phba) /* Free up MSI-X multi-message vectors */ free_irq(phba->sli4_hba.msix_entries[0].vector, phba); - for (index = 1; index < phba->sli4_hba.cfg_eqn; index++) + for (index = 1; index < phba->sli4_hba.msix_vec_nr; index++) free_irq(phba->sli4_hba.msix_entries[index].vector, &phba->sli4_hba.fcp_eq_hdl[index - 1]); + /* Disable MSI-X */ pci_disable_msix(phba->pcidev); @@ -7121,6 +7165,7 @@ lpfc_sli4_enable_msi(struct lpfc_hba *phba) pci_disable_msi(phba->pcidev); lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, "0490 MSI request_irq failed (%d)\n", rc); + return rc; } for (index = 0; index < phba->cfg_fcp_eq_count; index++) { @@ -7128,7 +7173,7 @@ lpfc_sli4_enable_msi(struct lpfc_hba *phba) phba->sli4_hba.fcp_eq_hdl[index].phba = phba; } - return rc; + return 0; } /** @@ -7839,6 +7884,9 @@ lpfc_sli_prep_dev_for_reset(struct lpfc_hba *phba) lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2710 PCI channel disable preparing for reset\n"); + /* Block any management I/Os to the device */ + lpfc_block_mgmt_io(phba); + /* Block all SCSI devices' I/Os on the host */ lpfc_scsi_dev_block(phba); @@ -7848,6 +7896,7 @@ lpfc_sli_prep_dev_for_reset(struct lpfc_hba *phba) /* Disable interrupt and pci device */ lpfc_sli_disable_intr(phba); pci_disable_device(phba->pcidev); + /* Flush all driver's outstanding SCSI I/Os as we are to reset */ lpfc_sli_flush_fcp_rings(phba); } @@ -7861,7 +7910,7 @@ lpfc_sli_prep_dev_for_reset(struct lpfc_hba *phba) * pending I/Os. **/ static void -lpfc_prep_dev_for_perm_failure(struct lpfc_hba *phba) +lpfc_sli_prep_dev_for_perm_failure(struct lpfc_hba *phba) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "2711 PCI channel permanent disable for failure\n"); @@ -7910,7 +7959,7 @@ lpfc_io_error_detected_s3(struct pci_dev *pdev, pci_channel_state_t state) return PCI_ERS_RESULT_NEED_RESET; case pci_channel_io_perm_failure: /* Permanent failure, prepare for device down */ - lpfc_prep_dev_for_perm_failure(phba); + lpfc_sli_prep_dev_for_perm_failure(phba); return PCI_ERS_RESULT_DISCONNECT; default: /* Unknown state, prepare and request slot reset */ @@ -7979,7 +8028,8 @@ lpfc_io_slot_reset_s3(struct pci_dev *pdev) } else phba->intr_mode = intr_mode; - /* Take device offline; this will perform cleanup */ + /* Take device offline, it will perform cleanup */ + lpfc_offline_prep(phba); lpfc_offline(phba); lpfc_sli_brdrestart(phba); @@ -8110,8 +8160,12 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) } /* Initialize and populate the iocb list per host */ - error = lpfc_init_iocb_list(phba, - phba->sli4_hba.max_cfg_param.max_xri); + + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "2821 initialize iocb list %d.\n", + phba->cfg_iocb_cnt*1024); + error = lpfc_init_iocb_list(phba, phba->cfg_iocb_cnt*1024); + if (error) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "1413 Failed to initialize iocb list.\n"); @@ -8160,6 +8214,8 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) /* Default to single FCP EQ for non-MSI-X */ if (phba->intr_type != MSIX) phba->cfg_fcp_eq_count = 1; + else if (phba->sli4_hba.msix_vec_nr < phba->cfg_fcp_eq_count) + phba->cfg_fcp_eq_count = phba->sli4_hba.msix_vec_nr - 1; /* Set up SLI-4 HBA */ if (lpfc_sli4_hba_setup(phba)) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, @@ -8321,7 +8377,7 @@ lpfc_pci_suspend_one_s4(struct pci_dev *pdev, pm_message_t msg) struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba; lpfc_printf_log(phba, KERN_INFO, LOG_INIT, - "0298 PCI device Power Management suspend.\n"); + "2843 PCI device Power Management suspend.\n"); /* Bring down the device */ lpfc_offline_prep(phba); @@ -8412,6 +8468,84 @@ lpfc_pci_resume_one_s4(struct pci_dev *pdev) } /** + * lpfc_sli4_prep_dev_for_recover - Prepare SLI4 device for pci slot recover + * @phba: pointer to lpfc hba data structure. + * + * This routine is called to prepare the SLI4 device for PCI slot recover. It + * aborts all the outstanding SCSI I/Os to the pci device. + **/ +static void +lpfc_sli4_prep_dev_for_recover(struct lpfc_hba *phba) +{ + struct lpfc_sli *psli = &phba->sli; + struct lpfc_sli_ring *pring; + + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2828 PCI channel I/O abort preparing for recovery\n"); + /* + * There may be errored I/Os through HBA, abort all I/Os on txcmplq + * and let the SCSI mid-layer to retry them to recover. + */ + pring = &psli->ring[psli->fcp_ring]; + lpfc_sli_abort_iocb_ring(phba, pring); +} + +/** + * lpfc_sli4_prep_dev_for_reset - Prepare SLI4 device for pci slot reset + * @phba: pointer to lpfc hba data structure. + * + * This routine is called to prepare the SLI4 device for PCI slot reset. It + * disables the device interrupt and pci device, and aborts the internal FCP + * pending I/Os. + **/ +static void +lpfc_sli4_prep_dev_for_reset(struct lpfc_hba *phba) +{ + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2826 PCI channel disable preparing for reset\n"); + + /* Block any management I/Os to the device */ + lpfc_block_mgmt_io(phba); + + /* Block all SCSI devices' I/Os on the host */ + lpfc_scsi_dev_block(phba); + + /* stop all timers */ + lpfc_stop_hba_timers(phba); + + /* Disable interrupt and pci device */ + lpfc_sli4_disable_intr(phba); + pci_disable_device(phba->pcidev); + + /* Flush all driver's outstanding SCSI I/Os as we are to reset */ + lpfc_sli_flush_fcp_rings(phba); +} + +/** + * lpfc_sli4_prep_dev_for_perm_failure - Prepare SLI4 dev for pci slot disable + * @phba: pointer to lpfc hba data structure. + * + * This routine is called to prepare the SLI4 device for PCI slot permanently + * disabling. It blocks the SCSI transport layer traffic and flushes the FCP + * pending I/Os. + **/ +static void +lpfc_sli4_prep_dev_for_perm_failure(struct lpfc_hba *phba) +{ + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2827 PCI channel permanent disable for failure\n"); + + /* Block all SCSI devices' I/Os on the host */ + lpfc_scsi_dev_block(phba); + + /* stop all timers */ + lpfc_stop_hba_timers(phba); + + /* Clean up all driver's outstanding SCSI I/Os */ + lpfc_sli_flush_fcp_rings(phba); +} + +/** * lpfc_io_error_detected_s4 - Method for handling PCI I/O error to SLI-4 device * @pdev: pointer to PCI device. * @state: the current PCI connection state. @@ -8430,7 +8564,29 @@ lpfc_pci_resume_one_s4(struct pci_dev *pdev) static pci_ers_result_t lpfc_io_error_detected_s4(struct pci_dev *pdev, pci_channel_state_t state) { - return PCI_ERS_RESULT_NEED_RESET; + struct Scsi_Host *shost = pci_get_drvdata(pdev); + struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba; + + switch (state) { + case pci_channel_io_normal: + /* Non-fatal error, prepare for recovery */ + lpfc_sli4_prep_dev_for_recover(phba); + return PCI_ERS_RESULT_CAN_RECOVER; + case pci_channel_io_frozen: + /* Fatal error, prepare for slot reset */ + lpfc_sli4_prep_dev_for_reset(phba); + return PCI_ERS_RESULT_NEED_RESET; + case pci_channel_io_perm_failure: + /* Permanent failure, prepare for device down */ + lpfc_sli4_prep_dev_for_perm_failure(phba); + return PCI_ERS_RESULT_DISCONNECT; + default: + /* Unknown state, prepare and request slot reset */ + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2825 Unknown PCI error state: x%x\n", state); + lpfc_sli4_prep_dev_for_reset(phba); + return PCI_ERS_RESULT_NEED_RESET; + } } /** @@ -8454,6 +8610,39 @@ lpfc_io_error_detected_s4(struct pci_dev *pdev, pci_channel_state_t state) static pci_ers_result_t lpfc_io_slot_reset_s4(struct pci_dev *pdev) { + struct Scsi_Host *shost = pci_get_drvdata(pdev); + struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba; + struct lpfc_sli *psli = &phba->sli; + uint32_t intr_mode; + + dev_printk(KERN_INFO, &pdev->dev, "recovering from a slot reset.\n"); + if (pci_enable_device_mem(pdev)) { + printk(KERN_ERR "lpfc: Cannot re-enable " + "PCI device after reset.\n"); + return PCI_ERS_RESULT_DISCONNECT; + } + + pci_restore_state(pdev); + if (pdev->is_busmaster) + pci_set_master(pdev); + + spin_lock_irq(&phba->hbalock); + psli->sli_flag &= ~LPFC_SLI_ACTIVE; + spin_unlock_irq(&phba->hbalock); + + /* Configure and enable interrupt */ + intr_mode = lpfc_sli4_enable_intr(phba, phba->intr_mode); + if (intr_mode == LPFC_INTR_ERROR) { + lpfc_printf_log(phba, KERN_ERR, LOG_INIT, + "2824 Cannot re-enable interrupt after " + "slot reset.\n"); + return PCI_ERS_RESULT_DISCONNECT; + } else + phba->intr_mode = intr_mode; + + /* Log the current active interrupt mode */ + lpfc_log_intr_mode(phba, phba->intr_mode); + return PCI_ERS_RESULT_RECOVERED; } @@ -8470,7 +8659,27 @@ lpfc_io_slot_reset_s4(struct pci_dev *pdev) static void lpfc_io_resume_s4(struct pci_dev *pdev) { - return; + struct Scsi_Host *shost = pci_get_drvdata(pdev); + struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba; + + /* + * In case of slot reset, as function reset is performed through + * mailbox command which needs DMA to be enabled, this operation + * has to be moved to the io resume phase. Taking device offline + * will perform the necessary cleanup. + */ + if (!(phba->sli.sli_flag & LPFC_SLI_ACTIVE)) { + /* Perform device reset */ + lpfc_offline_prep(phba); + lpfc_offline(phba); + lpfc_sli_brdrestart(phba); + /* Bring the device back online */ + lpfc_online(phba); + } + + /* Clean up Advanced Error Reporting (AER) if needed */ + if (phba->hba_flag & HBA_AER_ENABLED) + pci_cleanup_aer_uncorrect_error_status(pdev); } /** @@ -8802,6 +9011,8 @@ static struct pci_device_id lpfc_id_table[] = { PCI_ANY_ID, PCI_ANY_ID, }, {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_FALCON, PCI_ANY_ID, PCI_ANY_ID, }, + {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BALIUS, + PCI_ANY_ID, PCI_ANY_ID, }, { 0 } }; diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c index e84dc33ca201..9c2c7c7140c7 100644 --- a/drivers/scsi/lpfc/lpfc_mbox.c +++ b/drivers/scsi/lpfc/lpfc_mbox.c @@ -955,6 +955,26 @@ lpfc_read_rev(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) return; } +void +lpfc_sli4_swap_str(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) +{ + MAILBOX_t *mb = &pmb->u.mb; + struct lpfc_mqe *mqe; + + switch (mb->mbxCommand) { + case MBX_READ_REV: + mqe = &pmb->u.mqe; + lpfc_sli_pcimem_bcopy(mqe->un.read_rev.fw_name, + mqe->un.read_rev.fw_name, 16); + lpfc_sli_pcimem_bcopy(mqe->un.read_rev.ulp_fw_name, + mqe->un.read_rev.ulp_fw_name, 16); + break; + default: + break; + } + return; +} + /** * lpfc_build_hbq_profile2 - Set up the HBQ Selection Profile 2 * @hbqmb: pointer to the HBQ configuration data structure in mailbox command. @@ -1199,7 +1219,6 @@ lpfc_config_port(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) mb->un.varCfgPort.cdss = 1; /* Configure Security */ mb->un.varCfgPort.cerbm = 1; /* Request HBQs */ mb->un.varCfgPort.ccrp = 1; /* Command Ring Polling */ - mb->un.varCfgPort.cinb = 1; /* Interrupt Notification Block */ mb->un.varCfgPort.max_hbq = lpfc_sli_hbq_count(); if (phba->max_vpi && phba->cfg_enable_npiv && phba->vpd.sli3Feat.cmv) { @@ -2026,7 +2045,7 @@ lpfc_reg_fcfi(struct lpfc_hba *phba, struct lpfcMboxq *mbox) phba->fcf.current_rec.fcf_indx); /* reg_fcf addr mode is bit wise inverted value of fcf addr_mode */ bf_set(lpfc_reg_fcfi_mam, reg_fcfi, (~phba->fcf.addr_mode) & 0x3); - if (phba->fcf.current_rec.vlan_id != 0xFFFF) { + if (phba->fcf.current_rec.vlan_id != LPFC_FCOE_NULL_VID) { bf_set(lpfc_reg_fcfi_vv, reg_fcfi, 1); bf_set(lpfc_reg_fcfi_vlan_tag, reg_fcfi, phba->fcf.current_rec.vlan_id); diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c index b90820a699fd..bccc9c66fa37 100644 --- a/drivers/scsi/lpfc/lpfc_nportdisc.c +++ b/drivers/scsi/lpfc/lpfc_nportdisc.c @@ -190,6 +190,7 @@ lpfc_check_elscmpl_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, } + /* * Free resources / clean up outstanding I/Os * associated with a LPFC_NODELIST entry. This @@ -199,13 +200,15 @@ int lpfc_els_abort(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) { LIST_HEAD(completions); + LIST_HEAD(txcmplq_completions); + LIST_HEAD(abort_list); struct lpfc_sli *psli = &phba->sli; struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING]; struct lpfc_iocbq *iocb, *next_iocb; /* Abort outstanding I/O on NPort <nlp_DID> */ lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_DISCOVERY, - "0205 Abort outstanding I/O on NPort x%x " + "2819 Abort outstanding I/O on NPort x%x " "Data: x%x x%x x%x\n", ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, ndlp->nlp_rpi); @@ -224,14 +227,25 @@ lpfc_els_abort(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) } /* Next check the txcmplq */ - list_for_each_entry_safe(iocb, next_iocb, &pring->txcmplq, list) { + list_splice_init(&pring->txcmplq, &txcmplq_completions); + spin_unlock_irq(&phba->hbalock); + + list_for_each_entry_safe(iocb, next_iocb, &txcmplq_completions, list) { /* Check to see if iocb matches the nport we are looking for */ - if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) { - lpfc_sli_issue_abort_iotag(phba, pring, iocb); - } + if (lpfc_check_sli_ndlp(phba, pring, iocb, ndlp)) + list_add_tail(&iocb->dlist, &abort_list); } + spin_lock_irq(&phba->hbalock); + list_splice(&txcmplq_completions, &pring->txcmplq); spin_unlock_irq(&phba->hbalock); + list_for_each_entry_safe(iocb, next_iocb, &abort_list, dlist) { + spin_lock_irq(&phba->hbalock); + list_del_init(&iocb->dlist); + lpfc_sli_issue_abort_iotag(phba, pring, iocb); + spin_unlock_irq(&phba->hbalock); + } + /* Cancel all the IOCBs from the completions list */ lpfc_sli_cancel_iocbs(phba, &completions, IOSTAT_LOCAL_REJECT, IOERR_SLI_ABORTED); @@ -626,7 +640,8 @@ lpfc_disc_set_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) if (!(vport->fc_flag & FC_PT2PT)) { /* Check config parameter use-adisc or FCP-2 */ if ((vport->cfg_use_adisc && (vport->fc_flag & FC_RSCN_MODE)) || - ndlp->nlp_fcp_info & NLP_FCP_2_DEVICE) { + ((ndlp->nlp_fcp_info & NLP_FCP_2_DEVICE) && + (ndlp->nlp_type & NLP_FCP_TARGET))) { spin_lock_irq(shost->host_lock); ndlp->nlp_flag |= NLP_NPR_ADISC; spin_unlock_irq(shost->host_lock); @@ -962,6 +977,7 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport, mbox->mbox_cmpl = lpfc_mbx_cmpl_fdmi_reg_login; break; default: + ndlp->nlp_flag |= NLP_REG_LOGIN_SEND; mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login; } mbox->context2 = lpfc_nlp_get(ndlp); @@ -972,6 +988,8 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport, NLP_STE_REG_LOGIN_ISSUE); return ndlp->nlp_state; } + if (ndlp->nlp_flag & NLP_REG_LOGIN_SEND) + ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND; /* decrement node reference count to the failed mbox * command */ @@ -1458,6 +1476,7 @@ lpfc_device_recov_reglogin_issue(struct lpfc_vport *vport, ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); spin_lock_irq(shost->host_lock); + ndlp->nlp_flag |= NLP_IGNR_REG_CMPL; ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC); spin_unlock_irq(shost->host_lock); lpfc_disc_set_adisc(vport, ndlp); diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index f4a3b2e79eea..c818a7255962 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -623,6 +623,7 @@ lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *phba, unsigned long iflag = 0; struct lpfc_iocbq *iocbq; int i; + struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; spin_lock_irqsave(&phba->hbalock, iflag); spin_lock(&phba->sli4_hba.abts_scsi_buf_list_lock); @@ -651,6 +652,8 @@ lpfc_sli4_fcp_xri_aborted(struct lpfc_hba *phba, psb = container_of(iocbq, struct lpfc_scsi_buf, cur_iocbq); psb->exch_busy = 0; spin_unlock_irqrestore(&phba->hbalock, iflag); + if (pring->txq_cnt) + lpfc_worker_wake_up(phba); return; } @@ -747,7 +750,6 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc) int status = 0, index; int bcnt; int non_sequential_xri = 0; - int rc = 0; LIST_HEAD(sblist); for (bcnt = 0; bcnt < num_to_alloc; bcnt++) { @@ -774,6 +776,8 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc) /* Allocate iotag for psb->cur_iocbq. */ iotag = lpfc_sli_next_iotag(phba, &psb->cur_iocbq); if (iotag == 0) { + pci_pool_free(phba->lpfc_scsi_dma_buf_pool, + psb->data, psb->dma_handle); kfree(psb); break; } @@ -858,7 +862,6 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc) if (status) { /* Put this back on the abort scsi list */ psb->exch_busy = 1; - rc++; } else { psb->exch_busy = 0; psb->status = IOSTAT_SUCCESS; @@ -877,7 +880,6 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc) if (status) { /* Put this back on the abort scsi list */ psb->exch_busy = 1; - rc++; } else { psb->exch_busy = 0; psb->status = IOSTAT_SUCCESS; @@ -887,7 +889,7 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc) } } - return bcnt + non_sequential_xri - rc; + return bcnt + non_sequential_xri; } /** @@ -1323,6 +1325,10 @@ lpfc_bg_setup_bpl(struct lpfc_hba *phba, struct scsi_cmnd *sc, bf_set(pde5_type, pde5, LPFC_PDE5_DESCRIPTOR); pde5->reftag = reftag; + /* Endian convertion if necessary for PDE5 */ + pde5->word0 = cpu_to_le32(pde5->word0); + pde5->reftag = cpu_to_le32(pde5->reftag); + /* advance bpl and increment bde count */ num_bde++; bpl++; @@ -1341,6 +1347,11 @@ lpfc_bg_setup_bpl(struct lpfc_hba *phba, struct scsi_cmnd *sc, bf_set(pde6_ai, pde6, 1); bf_set(pde6_apptagval, pde6, apptagval); + /* Endian convertion if necessary for PDE6 */ + pde6->word0 = cpu_to_le32(pde6->word0); + pde6->word1 = cpu_to_le32(pde6->word1); + pde6->word2 = cpu_to_le32(pde6->word2); + /* advance bpl and increment bde count */ num_bde++; bpl++; @@ -1448,6 +1459,10 @@ lpfc_bg_setup_bpl_prot(struct lpfc_hba *phba, struct scsi_cmnd *sc, bf_set(pde5_type, pde5, LPFC_PDE5_DESCRIPTOR); pde5->reftag = reftag; + /* Endian convertion if necessary for PDE5 */ + pde5->word0 = cpu_to_le32(pde5->word0); + pde5->reftag = cpu_to_le32(pde5->reftag); + /* advance bpl and increment bde count */ num_bde++; bpl++; @@ -1464,6 +1479,11 @@ lpfc_bg_setup_bpl_prot(struct lpfc_hba *phba, struct scsi_cmnd *sc, bf_set(pde6_ai, pde6, 1); bf_set(pde6_apptagval, pde6, apptagval); + /* Endian convertion if necessary for PDE6 */ + pde6->word0 = cpu_to_le32(pde6->word0); + pde6->word1 = cpu_to_le32(pde6->word1); + pde6->word2 = cpu_to_le32(pde6->word2); + /* advance bpl and increment bde count */ num_bde++; bpl++; @@ -1475,7 +1495,6 @@ lpfc_bg_setup_bpl_prot(struct lpfc_hba *phba, struct scsi_cmnd *sc, prot_bde->addrLow = le32_to_cpu(putPaddrHigh(protphysaddr)); protgroup_len = sg_dma_len(sgpe); - /* must be integer multiple of the DIF block length */ BUG_ON(protgroup_len % 8); @@ -2293,15 +2312,21 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, struct lpfc_vport *vport = pIocbIn->vport; struct lpfc_rport_data *rdata = lpfc_cmd->rdata; struct lpfc_nodelist *pnode = rdata->pnode; - struct scsi_cmnd *cmd = lpfc_cmd->pCmd; + struct scsi_cmnd *cmd; int result; struct scsi_device *tmp_sdev; int depth; unsigned long flags; struct lpfc_fast_path_event *fast_path_evt; - struct Scsi_Host *shost = cmd->device->host; + struct Scsi_Host *shost; uint32_t queue_depth, scsi_id; + /* Sanity check on return of outstanding command */ + if (!(lpfc_cmd->pCmd)) + return; + cmd = lpfc_cmd->pCmd; + shost = cmd->device->host; + lpfc_cmd->result = pIocbOut->iocb.un.ulpWord[4]; lpfc_cmd->status = pIocbOut->iocb.ulpStatus; /* pick up SLI4 exhange busy status from HBA */ @@ -2363,7 +2388,8 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, case IOSTAT_LOCAL_REJECT: if (lpfc_cmd->result == IOERR_INVALID_RPI || lpfc_cmd->result == IOERR_NO_RESOURCES || - lpfc_cmd->result == IOERR_ABORT_REQUESTED) { + lpfc_cmd->result == IOERR_ABORT_REQUESTED || + lpfc_cmd->result == IOERR_SLER_CMD_RCV_FAILURE) { cmd->result = ScsiResult(DID_REQUEUE, 0); break; } @@ -2432,14 +2458,16 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, } spin_unlock_irqrestore(shost->host_lock, flags); } else if (pnode && NLP_CHK_NODE_ACT(pnode)) { - if ((pnode->cmd_qdepth < LPFC_MAX_TGT_QDEPTH) && + if ((pnode->cmd_qdepth < vport->cfg_tgt_queue_depth) && time_after(jiffies, pnode->last_change_time + msecs_to_jiffies(LPFC_TGTQ_INTERVAL))) { spin_lock_irqsave(shost->host_lock, flags); - pnode->cmd_qdepth += pnode->cmd_qdepth * - LPFC_TGTQ_RAMPUP_PCENT / 100; - if (pnode->cmd_qdepth > LPFC_MAX_TGT_QDEPTH) - pnode->cmd_qdepth = LPFC_MAX_TGT_QDEPTH; + depth = pnode->cmd_qdepth * LPFC_TGTQ_RAMPUP_PCENT + / 100; + depth = depth ? depth : 1; + pnode->cmd_qdepth += depth; + if (pnode->cmd_qdepth > vport->cfg_tgt_queue_depth) + pnode->cmd_qdepth = vport->cfg_tgt_queue_depth; pnode->last_change_time = jiffies; spin_unlock_irqrestore(shost->host_lock, flags); } @@ -2894,8 +2922,7 @@ lpfc_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *)) cmnd->result = ScsiResult(DID_TRANSPORT_DISRUPTED, 0); goto out_fail_command; } - if (vport->cfg_max_scsicmpl_time && - (atomic_read(&ndlp->cmd_pending) >= ndlp->cmd_qdepth)) + if (atomic_read(&ndlp->cmd_pending) >= ndlp->cmd_qdepth) goto out_host_busy; lpfc_cmd = lpfc_get_scsi_buf(phba); @@ -3041,7 +3068,9 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd) int ret = SUCCESS; DECLARE_WAIT_QUEUE_HEAD_ONSTACK(waitq); - fc_block_scsi_eh(cmnd); + ret = fc_block_scsi_eh(cmnd); + if (ret) + return ret; lpfc_cmd = (struct lpfc_scsi_buf *)cmnd->host_scribble; BUG_ON(!lpfc_cmd); @@ -3225,7 +3254,9 @@ lpfc_send_taskmgmt(struct lpfc_vport *vport, struct lpfc_rport_data *rdata, lpfc_taskmgmt_name(task_mgmt_cmd), tgt_id, lun_id, iocbqrsp->iocb.ulpStatus, iocbqrsp->iocb.un.ulpWord[4]); - } else + } else if (status == IOCB_BUSY) + ret = FAILED; + else ret = SUCCESS; lpfc_sli_release_iocbq(phba, iocbqrsp); @@ -3357,7 +3388,9 @@ lpfc_device_reset_handler(struct scsi_cmnd *cmnd) return FAILED; } pnode = rdata->pnode; - fc_block_scsi_eh(cmnd); + status = fc_block_scsi_eh(cmnd); + if (status) + return status; status = lpfc_chk_tgt_mapped(vport, cmnd); if (status == FAILED) { @@ -3422,7 +3455,9 @@ lpfc_target_reset_handler(struct scsi_cmnd *cmnd) return FAILED; } pnode = rdata->pnode; - fc_block_scsi_eh(cmnd); + status = fc_block_scsi_eh(cmnd); + if (status) + return status; status = lpfc_chk_tgt_mapped(vport, cmnd); if (status == FAILED) { @@ -3488,7 +3523,9 @@ lpfc_bus_reset_handler(struct scsi_cmnd *cmnd) fc_host_post_vendor_event(shost, fc_get_event_number(), sizeof(scsi_event), (char *)&scsi_event, LPFC_NL_VENDOR_ID); - fc_block_scsi_eh(cmnd); + ret = fc_block_scsi_eh(cmnd); + if (ret) + return ret; /* * Since the driver manages a single bus device, reset all @@ -3561,11 +3598,13 @@ lpfc_slave_alloc(struct scsi_device *sdev) uint32_t total = 0; uint32_t num_to_alloc = 0; int num_allocated = 0; + uint32_t sdev_cnt; if (!rport || fc_remote_port_chkready(rport)) return -ENXIO; sdev->hostdata = rport->dd_data; + sdev_cnt = atomic_inc_return(&phba->sdev_cnt); /* * Populate the cmds_per_lun count scsi_bufs into this host's globally @@ -3577,6 +3616,10 @@ lpfc_slave_alloc(struct scsi_device *sdev) total = phba->total_scsi_bufs; num_to_alloc = vport->cfg_lun_queue_depth + 2; + /* If allocated buffers are enough do nothing */ + if ((sdev_cnt * (vport->cfg_lun_queue_depth + 2)) < total) + return 0; + /* Allow some exchanges to be available always to complete discovery */ if (total >= phba->cfg_hba_queue_depth - LPFC_DISC_IOCB_BUFF_COUNT ) { lpfc_printf_vlog(vport, KERN_WARNING, LOG_FCP, @@ -3658,6 +3701,9 @@ lpfc_slave_configure(struct scsi_device *sdev) static void lpfc_slave_destroy(struct scsi_device *sdev) { + struct lpfc_vport *vport = (struct lpfc_vport *) sdev->host->hostdata; + struct lpfc_hba *phba = vport->phba; + atomic_dec(&phba->sdev_cnt); sdev->hostdata = NULL; return; } diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 7a61455140b6..e758eae0d0fd 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -455,6 +455,11 @@ __lpfc_sli_get_iocbq(struct lpfc_hba *phba) struct lpfc_iocbq * iocbq = NULL; list_remove_head(lpfc_iocb_list, iocbq, struct lpfc_iocbq, list); + + if (iocbq) + phba->iocb_cnt++; + if (phba->iocb_cnt > phba->iocb_max) + phba->iocb_max = phba->iocb_cnt; return iocbq; } @@ -575,7 +580,8 @@ __lpfc_sli_release_iocbq_s4(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq) { struct lpfc_sglq *sglq; size_t start_clean = offsetof(struct lpfc_iocbq, iocb); - unsigned long iflag; + unsigned long iflag = 0; + struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; if (iocbq->sli4_xritag == NO_XRI) sglq = NULL; @@ -593,6 +599,10 @@ __lpfc_sli_release_iocbq_s4(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq) } else { sglq->state = SGL_FREED; list_add(&sglq->list, &phba->sli4_hba.lpfc_sgl_list); + + /* Check if TXQ queue needs to be serviced */ + if (pring->txq_cnt) + lpfc_worker_wake_up(phba); } } @@ -605,6 +615,7 @@ __lpfc_sli_release_iocbq_s4(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq) list_add_tail(&iocbq->list, &phba->lpfc_iocb_list); } + /** * __lpfc_sli_release_iocbq_s3 - Release iocb to the iocb pool * @phba: Pointer to HBA context object. @@ -642,6 +653,7 @@ static void __lpfc_sli_release_iocbq(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq) { phba->__lpfc_sli_release_iocbq(phba, iocbq); + phba->iocb_cnt--; } /** @@ -872,7 +884,11 @@ lpfc_sli_ringtxcmpl_put(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, struct lpfc_iocbq *piocb) { list_add_tail(&piocb->list, &pring->txcmplq); + piocb->iocb_flag |= LPFC_IO_ON_Q; pring->txcmplq_cnt++; + if (pring->txcmplq_cnt > pring->txcmplq_max) + pring->txcmplq_max = pring->txcmplq_cnt; + if ((unlikely(pring->ringno == LPFC_ELS_RING)) && (piocb->iocb.ulpCommand != CMD_ABORT_XRI_CN) && (piocb->iocb.ulpCommand != CMD_CLOSE_XRI_CN)) { @@ -897,7 +913,7 @@ lpfc_sli_ringtxcmpl_put(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, * the txq, the function returns first iocb in the list after * removing the iocb from the list, else it returns NULL. **/ -static struct lpfc_iocbq * +struct lpfc_iocbq * lpfc_sli_ringtx_get(struct lpfc_hba *phba, struct lpfc_sli_ring *pring) { struct lpfc_iocbq *cmd_iocb; @@ -2150,7 +2166,10 @@ lpfc_sli_iocbq_lookup(struct lpfc_hba *phba, if (iotag != 0 && iotag <= phba->sli.last_iotag) { cmd_iocb = phba->sli.iocbq_lookup[iotag]; list_del_init(&cmd_iocb->list); - pring->txcmplq_cnt--; + if (cmd_iocb->iocb_flag & LPFC_IO_ON_Q) { + pring->txcmplq_cnt--; + cmd_iocb->iocb_flag &= ~LPFC_IO_ON_Q; + } return cmd_iocb; } @@ -2183,7 +2202,10 @@ lpfc_sli_iocbq_lookup_by_tag(struct lpfc_hba *phba, if (iotag != 0 && iotag <= phba->sli.last_iotag) { cmd_iocb = phba->sli.iocbq_lookup[iotag]; list_del_init(&cmd_iocb->list); - pring->txcmplq_cnt--; + if (cmd_iocb->iocb_flag & LPFC_IO_ON_Q) { + cmd_iocb->iocb_flag &= ~LPFC_IO_ON_Q; + pring->txcmplq_cnt--; + } return cmd_iocb; } @@ -3564,13 +3586,16 @@ static int lpfc_sli_brdrestart_s4(struct lpfc_hba *phba) { struct lpfc_sli *psli = &phba->sli; - + uint32_t hba_aer_enabled; /* Restart HBA */ lpfc_printf_log(phba, KERN_INFO, LOG_SLI, "0296 Restart HBA Data: x%x x%x\n", phba->pport->port_state, psli->sli_flag); + /* Take PCIe device Advanced Error Reporting (AER) state */ + hba_aer_enabled = phba->hba_flag & HBA_AER_ENABLED; + lpfc_sli4_brdreset(phba); spin_lock_irq(&phba->hbalock); @@ -3582,6 +3607,10 @@ lpfc_sli_brdrestart_s4(struct lpfc_hba *phba) memset(&psli->lnk_stat_offsets, 0, sizeof(psli->lnk_stat_offsets)); psli->stats_start = get_seconds(); + /* Reset HBA AER if it was enabled, note hba_flag was reset above */ + if (hba_aer_enabled) + pci_disable_pcie_error_reporting(phba->pcidev); + lpfc_hba_down_post(phba); return 0; @@ -3794,7 +3823,7 @@ lpfc_sli_hbq_setup(struct lpfc_hba *phba) phba->link_state = LPFC_HBA_ERROR; mempool_free(pmb, phba->mbox_mem_pool); - return ENXIO; + return -ENXIO; } } phba->hbq_count = hbq_count; @@ -3885,7 +3914,6 @@ lpfc_sli_config_port(struct lpfc_hba *phba, int sli_mode) phba->sli3_options &= ~(LPFC_SLI3_NPIV_ENABLED | LPFC_SLI3_HBQ_ENABLED | LPFC_SLI3_CRP_ENABLED | - LPFC_SLI3_INB_ENABLED | LPFC_SLI3_BG_ENABLED); if (rc != MBX_SUCCESS) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, @@ -3927,20 +3955,9 @@ lpfc_sli_config_port(struct lpfc_hba *phba, int sli_mode) phba->sli3_options |= LPFC_SLI3_HBQ_ENABLED; if (pmb->u.mb.un.varCfgPort.gcrp) phba->sli3_options |= LPFC_SLI3_CRP_ENABLED; - if (pmb->u.mb.un.varCfgPort.ginb) { - phba->sli3_options |= LPFC_SLI3_INB_ENABLED; - phba->hbq_get = phba->mbox->us.s3_inb_pgp.hbq_get; - phba->port_gp = phba->mbox->us.s3_inb_pgp.port; - phba->inb_ha_copy = &phba->mbox->us.s3_inb_pgp.ha_copy; - phba->inb_counter = &phba->mbox->us.s3_inb_pgp.counter; - phba->inb_last_counter = - phba->mbox->us.s3_inb_pgp.counter; - } else { - phba->hbq_get = phba->mbox->us.s3_pgp.hbq_get; - phba->port_gp = phba->mbox->us.s3_pgp.port; - phba->inb_ha_copy = NULL; - phba->inb_counter = NULL; - } + + phba->hbq_get = phba->mbox->us.s3_pgp.hbq_get; + phba->port_gp = phba->mbox->us.s3_pgp.port; if (phba->cfg_enable_bg) { if (pmb->u.mb.un.varCfgPort.gbg) @@ -3953,8 +3970,6 @@ lpfc_sli_config_port(struct lpfc_hba *phba, int sli_mode) } else { phba->hbq_get = NULL; phba->port_gp = phba->mbox->us.s2.port; - phba->inb_ha_copy = NULL; - phba->inb_counter = NULL; phba->max_vpi = 0; } do_prep_failed: @@ -4214,7 +4229,8 @@ lpfc_sli4_read_rev(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq, if (mqe->un.read_rev.avail_vpd_len < *vpd_size) *vpd_size = mqe->un.read_rev.avail_vpd_len; - lpfc_sli_pcimem_bcopy(dmabuf->virt, vpd, *vpd_size); + memcpy(vpd, dmabuf->virt, *vpd_size); + dma_free_coherent(&phba->pcidev->dev, dma_size, dmabuf->virt, dmabuf->phys); kfree(dmabuf); @@ -4539,6 +4555,24 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) /* Start error attention (ERATT) polling timer */ mod_timer(&phba->eratt_poll, jiffies + HZ * LPFC_ERATT_POLL_INTERVAL); + /* Enable PCIe device Advanced Error Reporting (AER) if configured */ + if (phba->cfg_aer_support == 1 && !(phba->hba_flag & HBA_AER_ENABLED)) { + rc = pci_enable_pcie_error_reporting(phba->pcidev); + if (!rc) { + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "2829 This device supports " + "Advanced Error Reporting (AER)\n"); + spin_lock_irq(&phba->hbalock); + phba->hba_flag |= HBA_AER_ENABLED; + spin_unlock_irq(&phba->hbalock); + } else { + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "2830 This device does not support " + "Advanced Error Reporting (AER)\n"); + phba->cfg_aer_support = 0; + } + } + /* * The port is ready, set the host's link state to LINK_DOWN * in preparation for link interrupts. @@ -5265,7 +5299,8 @@ lpfc_sli4_post_sync_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) if (mcqe_status != MB_CQE_STATUS_SUCCESS) { bf_set(lpfc_mqe_status, mb, LPFC_MBX_ERROR_RANGE | mcqe_status); rc = MBXERR_ERROR; - } + } else + lpfc_sli4_swap_str(phba, mboxq); lpfc_printf_log(phba, KERN_INFO, LOG_MBOX | LOG_SLI, "(%d):0356 Mailbox cmd x%x (x%x) Status x%x " @@ -5592,7 +5627,7 @@ lpfc_mbox_api_table_setup(struct lpfc_hba *phba, uint8_t dev_grp) * iocb to the txq when SLI layer cannot submit the command iocb * to the ring. **/ -static void +void __lpfc_sli_ringtx_put(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, struct lpfc_iocbq *piocb) { @@ -6209,7 +6244,6 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number, struct lpfc_iocbq *piocb, uint32_t flag) { struct lpfc_sglq *sglq; - uint16_t xritag; union lpfc_wqe wqe; struct lpfc_sli_ring *pring = &phba->sli.ring[ring_number]; @@ -6218,10 +6252,26 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number, piocb->iocb.ulpCommand == CMD_CLOSE_XRI_CN) sglq = NULL; else { + if (pring->txq_cnt) { + if (!(flag & SLI_IOCB_RET_IOCB)) { + __lpfc_sli_ringtx_put(phba, + pring, piocb); + return IOCB_SUCCESS; + } else { + return IOCB_BUSY; + } + } else { sglq = __lpfc_sli_get_sglq(phba); - if (!sglq) - return IOCB_ERROR; - piocb->sli4_xritag = sglq->sli4_xritag; + if (!sglq) { + if (!(flag & SLI_IOCB_RET_IOCB)) { + __lpfc_sli_ringtx_put(phba, + pring, + piocb); + return IOCB_SUCCESS; + } else + return IOCB_BUSY; + } + } } } else if (piocb->iocb_flag & LPFC_IO_FCP) { sglq = NULL; /* These IO's already have an XRI and @@ -6237,8 +6287,9 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number, } if (sglq) { - xritag = lpfc_sli4_bpl2sgl(phba, piocb, sglq); - if (xritag != sglq->sli4_xritag) + piocb->sli4_xritag = sglq->sli4_xritag; + + if (NO_XRI == lpfc_sli4_bpl2sgl(phba, piocb, sglq)) return IOCB_ERROR; } @@ -6278,7 +6329,7 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number, * IOCB_SUCCESS - Success * IOCB_BUSY - Busy **/ -static inline int +int __lpfc_sli_issue_iocb(struct lpfc_hba *phba, uint32_t ring_number, struct lpfc_iocbq *piocb, uint32_t flag) { @@ -7095,13 +7146,6 @@ lpfc_sli_abort_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, */ abort_iocb = phba->sli.iocbq_lookup[abort_context]; - lpfc_printf_log(phba, KERN_INFO, LOG_ELS | LOG_SLI, - "0327 Cannot abort els iocb %p " - "with tag %x context %x, abort status %x, " - "abort code %x\n", - abort_iocb, abort_iotag, abort_context, - irsp->ulpStatus, irsp->un.ulpWord[4]); - /* * If the iocb is not found in Firmware queue the iocb * might have completed already. Do not free it again. @@ -7120,6 +7164,13 @@ lpfc_sli_abort_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, if (abort_iocb && phba->sli_rev == LPFC_SLI_REV4) abort_context = abort_iocb->iocb.ulpContext; } + + lpfc_printf_log(phba, KERN_WARNING, LOG_ELS | LOG_SLI, + "0327 Cannot abort els iocb %p " + "with tag %x context %x, abort status %x, " + "abort code %x\n", + abort_iocb, abort_iotag, abort_context, + irsp->ulpStatus, irsp->un.ulpWord[4]); /* * make sure we have the right iocbq before taking it * off the txcmplq and try to call completion routine. @@ -7137,7 +7188,10 @@ lpfc_sli_abort_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, * following abort XRI from the HBA. */ list_del_init(&abort_iocb->list); - pring->txcmplq_cnt--; + if (abort_iocb->iocb_flag & LPFC_IO_ON_Q) { + abort_iocb->iocb_flag &= ~LPFC_IO_ON_Q; + pring->txcmplq_cnt--; + } /* Firmware could still be in progress of DMAing * payload, so don't free data buffer till after @@ -7269,8 +7323,9 @@ lpfc_sli_issue_abort_iotag(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, lpfc_printf_vlog(vport, KERN_INFO, LOG_SLI, "0339 Abort xri x%x, original iotag x%x, " "abort cmd iotag x%x\n", + iabt->un.acxri.abortIoTag, iabt->un.acxri.abortContextTag, - iabt->un.acxri.abortIoTag, abtsiocbp->iotag); + abtsiocbp->iotag); retval = __lpfc_sli_issue_iocb(phba, pring->ringno, abtsiocbp, 0); if (retval) @@ -7600,7 +7655,7 @@ lpfc_sli_issue_iocb_wait(struct lpfc_hba *phba, long timeleft, timeout_req = 0; int retval = IOCB_SUCCESS; uint32_t creg_val; - + struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; /* * If the caller has provided a response iocbq buffer, then context2 * is NULL or its an error. @@ -7622,7 +7677,8 @@ lpfc_sli_issue_iocb_wait(struct lpfc_hba *phba, readl(phba->HCregaddr); /* flush */ } - retval = lpfc_sli_issue_iocb(phba, ring_number, piocb, 0); + retval = lpfc_sli_issue_iocb(phba, ring_number, piocb, + SLI_IOCB_RET_IOCB); if (retval == IOCB_SUCCESS) { timeout_req = timeout * HZ; timeleft = wait_event_timeout(done_q, @@ -7644,6 +7700,11 @@ lpfc_sli_issue_iocb_wait(struct lpfc_hba *phba, timeout, (timeleft / jiffies)); retval = IOCB_TIMEDOUT; } + } else if (retval == IOCB_BUSY) { + lpfc_printf_log(phba, KERN_INFO, LOG_SLI, + "2818 Max IOCBs %d txq cnt %d txcmplq cnt %d\n", + phba->iocb_cnt, pring->txq_cnt, pring->txcmplq_cnt); + return retval; } else { lpfc_printf_log(phba, KERN_INFO, LOG_SLI, "0332 IOCB wait issue failed, Data x%x\n", @@ -7724,9 +7785,10 @@ lpfc_sli_issue_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq, * if LPFC_MBX_WAKE flag is set the mailbox is completed * else do not free the resources. */ - if (pmboxq->mbox_flag & LPFC_MBX_WAKE) + if (pmboxq->mbox_flag & LPFC_MBX_WAKE) { retval = MBX_SUCCESS; - else { + lpfc_sli4_swap_str(phba, pmboxq); + } else { retval = MBX_TIMEOUT; pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl; } @@ -8789,12 +8851,17 @@ lpfc_sli4_sp_handle_els_wcqe(struct lpfc_hba *phba, { struct lpfc_iocbq *irspiocbq; unsigned long iflags; + struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_FCP_RING]; /* Get an irspiocbq for later ELS response processing use */ irspiocbq = lpfc_sli_get_iocbq(phba); if (!irspiocbq) { lpfc_printf_log(phba, KERN_ERR, LOG_SLI, - "0387 Failed to allocate an iocbq\n"); + "0387 NO IOCBQ data: txq_cnt=%d iocb_cnt=%d " + "fcp_txcmplq_cnt=%d, els_txcmplq_cnt=%d\n", + pring->txq_cnt, phba->iocb_cnt, + phba->sli.ring[LPFC_FCP_RING].txcmplq_cnt, + phba->sli.ring[LPFC_ELS_RING].txcmplq_cnt); return false; } @@ -9043,9 +9110,10 @@ lpfc_sli4_sp_handle_eqe(struct lpfc_hba *phba, struct lpfc_eqe *eqe) } } if (unlikely(!cq)) { - lpfc_printf_log(phba, KERN_ERR, LOG_SLI, - "0365 Slow-path CQ identifier (%d) does " - "not exist\n", cqid); + if (phba->sli.sli_flag & LPFC_SLI_ACTIVE) + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "0365 Slow-path CQ identifier " + "(%d) does not exist\n", cqid); return; } @@ -9208,6 +9276,7 @@ lpfc_sli4_fp_handle_wcqe(struct lpfc_hba *phba, struct lpfc_queue *cq, { struct lpfc_wcqe_release wcqe; bool workposted = false; + unsigned long iflag; /* Copy the work queue CQE and convert endian order if needed */ lpfc_sli_pcimem_bcopy(cqe, &wcqe, sizeof(struct lpfc_cqe)); @@ -9216,6 +9285,9 @@ lpfc_sli4_fp_handle_wcqe(struct lpfc_hba *phba, struct lpfc_queue *cq, switch (bf_get(lpfc_wcqe_c_code, &wcqe)) { case CQE_CODE_COMPL_WQE: /* Process the WQ complete event */ + spin_lock_irqsave(&phba->hbalock, iflag); + phba->last_completion_time = jiffies; + spin_unlock_irqrestore(&phba->hbalock, iflag); lpfc_sli4_fp_handle_fcp_wcqe(phba, (struct lpfc_wcqe_complete *)&wcqe); break; @@ -9271,9 +9343,10 @@ lpfc_sli4_fp_handle_eqe(struct lpfc_hba *phba, struct lpfc_eqe *eqe, cq = phba->sli4_hba.fcp_cq[fcp_cqidx]; if (unlikely(!cq)) { - lpfc_printf_log(phba, KERN_ERR, LOG_SLI, - "0367 Fast-path completion queue does not " - "exist\n"); + if (phba->sli.sli_flag & LPFC_SLI_ACTIVE) + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "0367 Fast-path completion queue " + "does not exist\n"); return; } @@ -11898,12 +11971,26 @@ lpfc_sli4_alloc_rpi(struct lpfc_hba *phba) * available rpis maintained by the driver. **/ void +__lpfc_sli4_free_rpi(struct lpfc_hba *phba, int rpi) +{ + if (test_and_clear_bit(rpi, phba->sli4_hba.rpi_bmask)) { + phba->sli4_hba.rpi_count--; + phba->sli4_hba.max_cfg_param.rpi_used--; + } +} + +/** + * lpfc_sli4_free_rpi - Release an rpi for reuse. + * @phba: pointer to lpfc hba data structure. + * + * This routine is invoked to release an rpi to the pool of + * available rpis maintained by the driver. + **/ +void lpfc_sli4_free_rpi(struct lpfc_hba *phba, int rpi) { spin_lock_irq(&phba->hbalock); - clear_bit(rpi, phba->sli4_hba.rpi_bmask); - phba->sli4_hba.rpi_count--; - phba->sli4_hba.max_cfg_param.rpi_used--; + __lpfc_sli4_free_rpi(phba, rpi); spin_unlock_irq(&phba->hbalock); } @@ -12318,18 +12405,47 @@ lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *phba) { uint16_t next_fcf_index; - /* Search from the currently registered FCF index */ + /* Search start from next bit of currently registered FCF index */ + next_fcf_index = (phba->fcf.current_rec.fcf_indx + 1) % + LPFC_SLI4_FCF_TBL_INDX_MAX; next_fcf_index = find_next_bit(phba->fcf.fcf_rr_bmask, LPFC_SLI4_FCF_TBL_INDX_MAX, - phba->fcf.current_rec.fcf_indx); + next_fcf_index); + /* Wrap around condition on phba->fcf.fcf_rr_bmask */ if (next_fcf_index >= LPFC_SLI4_FCF_TBL_INDX_MAX) next_fcf_index = find_next_bit(phba->fcf.fcf_rr_bmask, LPFC_SLI4_FCF_TBL_INDX_MAX, 0); - /* Round robin failover stop condition */ - if (next_fcf_index == phba->fcf.fcf_rr_init_indx) + + /* Check roundrobin failover list empty condition */ + if (next_fcf_index >= LPFC_SLI4_FCF_TBL_INDX_MAX) { + lpfc_printf_log(phba, KERN_WARNING, LOG_FIP, + "2844 No roundrobin failover FCF available\n"); return LPFC_FCOE_FCF_NEXT_NONE; + } + + /* Check roundrobin failover index bmask stop condition */ + if (next_fcf_index == phba->fcf.fcf_rr_init_indx) { + if (!(phba->fcf.fcf_flag & FCF_REDISC_RRU)) { + lpfc_printf_log(phba, KERN_WARNING, LOG_FIP, + "2847 Round robin failover FCF index " + "search hit stop condition:x%x\n", + next_fcf_index); + return LPFC_FCOE_FCF_NEXT_NONE; + } + /* The roundrobin failover index bmask updated, start over */ + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2848 Round robin failover FCF index bmask " + "updated, start over\n"); + spin_lock_irq(&phba->hbalock); + phba->fcf.fcf_flag &= ~FCF_REDISC_RRU; + spin_unlock_irq(&phba->hbalock); + return phba->fcf.fcf_rr_init_indx; + } + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2845 Get next round robin failover " + "FCF index x%x\n", next_fcf_index); return next_fcf_index; } @@ -12359,11 +12475,20 @@ lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *phba, uint16_t fcf_index) /* Set the eligible FCF record index bmask */ set_bit(fcf_index, phba->fcf.fcf_rr_bmask); + /* Set the roundrobin index bmask updated */ + spin_lock_irq(&phba->hbalock); + phba->fcf.fcf_flag |= FCF_REDISC_RRU; + spin_unlock_irq(&phba->hbalock); + + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2790 Set FCF index x%x to round robin failover " + "bmask\n", fcf_index); + return 0; } /** - * lpfc_sli4_fcf_rr_index_set - Clear bmask from eligible fcf record index + * lpfc_sli4_fcf_rr_index_clear - Clear bmask from eligible fcf record index * @phba: pointer to lpfc hba data structure. * * This routine clears the FCF record index from the eligible bmask for @@ -12384,6 +12509,10 @@ lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *phba, uint16_t fcf_index) } /* Clear the eligible FCF record index bmask */ clear_bit(fcf_index, phba->fcf.fcf_rr_bmask); + + lpfc_printf_log(phba, KERN_INFO, LOG_FIP, + "2791 Clear FCF index x%x from round robin failover " + "bmask\n", fcf_index); } /** @@ -12446,7 +12575,7 @@ lpfc_mbx_cmpl_redisc_fcf_table(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox) } /** - * lpfc_sli4_redisc_all_fcf - Request to rediscover entire FCF table by port. + * lpfc_sli4_redisc_fcf_table - Request to rediscover entire FCF table by port. * @phba: pointer to lpfc hba data structure. * * This routine is invoked to request for rediscovery of the entire FCF table @@ -12662,6 +12791,7 @@ lpfc_cleanup_pending_mbox(struct lpfc_vport *vport) LPFC_MBOXQ_t *mb, *nextmb; struct lpfc_dmabuf *mp; struct lpfc_nodelist *ndlp; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); spin_lock_irq(&phba->hbalock); list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) { @@ -12673,6 +12803,9 @@ lpfc_cleanup_pending_mbox(struct lpfc_vport *vport) continue; if (mb->u.mb.mbxCommand == MBX_REG_LOGIN64) { + if (phba->sli_rev == LPFC_SLI_REV4) + __lpfc_sli4_free_rpi(phba, + mb->u.mb.un.varRegLogin.rpi); mp = (struct lpfc_dmabuf *) (mb->context1); if (mp) { __lpfc_mbuf_free(phba, mp->virt, mp->phys); @@ -12680,6 +12813,9 @@ lpfc_cleanup_pending_mbox(struct lpfc_vport *vport) } ndlp = (struct lpfc_nodelist *) mb->context2; if (ndlp) { + spin_lock_irq(shost->host_lock); + ndlp->nlp_flag &= ~NLP_IGNR_REG_CMPL; + spin_unlock_irq(shost->host_lock); lpfc_nlp_put(ndlp); mb->context2 = NULL; } @@ -12695,6 +12831,9 @@ lpfc_cleanup_pending_mbox(struct lpfc_vport *vport) if (mb->u.mb.mbxCommand == MBX_REG_LOGIN64) { ndlp = (struct lpfc_nodelist *) mb->context2; if (ndlp) { + spin_lock_irq(shost->host_lock); + ndlp->nlp_flag &= ~NLP_IGNR_REG_CMPL; + spin_unlock_irq(shost->host_lock); lpfc_nlp_put(ndlp); mb->context2 = NULL; } @@ -12705,3 +12844,85 @@ lpfc_cleanup_pending_mbox(struct lpfc_vport *vport) spin_unlock_irq(&phba->hbalock); } +/** + * lpfc_drain_txq - Drain the txq + * @phba: Pointer to HBA context object. + * + * This function attempt to submit IOCBs on the txq + * to the adapter. For SLI4 adapters, the txq contains + * ELS IOCBs that have been deferred because the there + * are no SGLs. This congestion can occur with large + * vport counts during node discovery. + **/ + +uint32_t +lpfc_drain_txq(struct lpfc_hba *phba) +{ + LIST_HEAD(completions); + struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; + struct lpfc_iocbq *piocbq = 0; + unsigned long iflags = 0; + char *fail_msg = NULL; + struct lpfc_sglq *sglq; + union lpfc_wqe wqe; + + spin_lock_irqsave(&phba->hbalock, iflags); + if (pring->txq_cnt > pring->txq_max) + pring->txq_max = pring->txq_cnt; + + spin_unlock_irqrestore(&phba->hbalock, iflags); + + while (pring->txq_cnt) { + spin_lock_irqsave(&phba->hbalock, iflags); + + sglq = __lpfc_sli_get_sglq(phba); + if (!sglq) { + spin_unlock_irqrestore(&phba->hbalock, iflags); + break; + } else { + piocbq = lpfc_sli_ringtx_get(phba, pring); + if (!piocbq) { + /* The txq_cnt out of sync. This should + * never happen + */ + sglq = __lpfc_clear_active_sglq(phba, + sglq->sli4_xritag); + spin_unlock_irqrestore(&phba->hbalock, iflags); + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2823 txq empty and txq_cnt is %d\n ", + pring->txq_cnt); + break; + } + } + + /* The xri and iocb resources secured, + * attempt to issue request + */ + piocbq->sli4_xritag = sglq->sli4_xritag; + if (NO_XRI == lpfc_sli4_bpl2sgl(phba, piocbq, sglq)) + fail_msg = "to convert bpl to sgl"; + else if (lpfc_sli4_iocb2wqe(phba, piocbq, &wqe)) + fail_msg = "to convert iocb to wqe"; + else if (lpfc_sli4_wq_put(phba->sli4_hba.els_wq, &wqe)) + fail_msg = " - Wq is full"; + else + lpfc_sli_ringtxcmpl_put(phba, pring, piocbq); + + if (fail_msg) { + /* Failed means we can't issue and need to cancel */ + lpfc_printf_log(phba, KERN_ERR, LOG_SLI, + "2822 IOCB failed %s iotag 0x%x " + "xri 0x%x\n", + fail_msg, + piocbq->iotag, piocbq->sli4_xritag); + list_add_tail(&piocbq->list, &completions); + } + spin_unlock_irqrestore(&phba->hbalock, iflags); + } + + /* Cancel all the IOCBs that cannot be issued */ + lpfc_sli_cancel_iocbs(phba, &completions, IOSTAT_LOCAL_REJECT, + IOERR_SLI_ABORTED); + + return pring->txq_cnt; +} diff --git a/drivers/scsi/lpfc/lpfc_sli.h b/drivers/scsi/lpfc/lpfc_sli.h index e3792151ca06..cd56d6cce6c3 100644 --- a/drivers/scsi/lpfc/lpfc_sli.h +++ b/drivers/scsi/lpfc/lpfc_sli.h @@ -48,6 +48,7 @@ struct lpfc_iocbq { /* lpfc_iocbqs are used in double linked lists */ struct list_head list; struct list_head clist; + struct list_head dlist; uint16_t iotag; /* pre-assigned IO tag */ uint16_t sli4_xritag; /* pre-assigned XRI, (OXID) tag. */ struct lpfc_cq_event cq_event; @@ -64,6 +65,7 @@ struct lpfc_iocbq { #define LPFC_EXCHANGE_BUSY 0x40 /* SLI4 hba reported XB in response */ #define LPFC_USE_FCPWQIDX 0x80 /* Submit to specified FCPWQ index */ #define DSS_SECURITY_OP 0x100 /* security IO */ +#define LPFC_IO_ON_Q 0x200 /* The IO is still on the TXCMPLQ */ #define LPFC_FIP_ELS_ID_MASK 0xc000 /* ELS_ID range 0-3, non-shifted mask */ #define LPFC_FIP_ELS_ID_SHIFT 14 diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h index 58bb4c81b54e..a3b24d99a2a7 100644 --- a/drivers/scsi/lpfc/lpfc_sli4.h +++ b/drivers/scsi/lpfc/lpfc_sli4.h @@ -51,6 +51,9 @@ #define LPFC_FCOE_FCF_GET_FIRST 0xFFFF #define LPFC_FCOE_FCF_NEXT_NONE 0xFFFF +#define LPFC_FCOE_NULL_VID 0xFFF +#define LPFC_FCOE_IGNORE_VID 0xFFFF + /* First 3 bytes of default FCF MAC is specified by FC_MAP */ #define LPFC_FCOE_FCF_MAC3 0xFF #define LPFC_FCOE_FCF_MAC4 0xFF @@ -58,7 +61,7 @@ #define LPFC_FCOE_FCF_MAP0 0x0E #define LPFC_FCOE_FCF_MAP1 0xFC #define LPFC_FCOE_FCF_MAP2 0x00 -#define LPFC_FCOE_MAX_RCV_SIZE 0x5AC +#define LPFC_FCOE_MAX_RCV_SIZE 0x800 #define LPFC_FCOE_FKA_ADV_PER 0 #define LPFC_FCOE_FIP_PRIORITY 0x80 @@ -160,6 +163,7 @@ struct lpfc_fcf { #define FCF_REDISC_PEND 0x80 /* FCF rediscovery pending */ #define FCF_REDISC_EVT 0x100 /* FCF rediscovery event to worker thread */ #define FCF_REDISC_FOV 0x200 /* Post FCF rediscovery fast failover */ +#define FCF_REDISC_RRU 0x400 /* Roundrobin bitmap updated */ uint32_t addr_mode; uint16_t fcf_rr_init_indx; uint32_t eligible_fcf_cnt; @@ -382,6 +386,7 @@ struct lpfc_sli4_hba { struct lpfc_pc_sli4_params pc_sli4_params; struct msix_entry *msix_entries; uint32_t cfg_eqn; + uint32_t msix_vec_nr; struct lpfc_fcp_eq_hdl *fcp_eq_hdl; /* FCP per-WQ handle */ /* Pointers to the constructed SLI4 queues */ struct lpfc_queue **fp_eq; /* Fast-path event queue */ @@ -524,6 +529,7 @@ int lpfc_sli4_post_all_rpi_hdrs(struct lpfc_hba *); struct lpfc_rpi_hdr *lpfc_sli4_create_rpi_hdr(struct lpfc_hba *); void lpfc_sli4_remove_rpi_hdrs(struct lpfc_hba *); int lpfc_sli4_alloc_rpi(struct lpfc_hba *); +void __lpfc_sli4_free_rpi(struct lpfc_hba *, int); void lpfc_sli4_free_rpi(struct lpfc_hba *, int); void lpfc_sli4_remove_rpis(struct lpfc_hba *); void lpfc_sli4_async_event_proc(struct lpfc_hba *); diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h index 5294c3a515a1..d28830af71d8 100644 --- a/drivers/scsi/lpfc/lpfc_version.h +++ b/drivers/scsi/lpfc/lpfc_version.h @@ -18,7 +18,7 @@ * included with this package. * *******************************************************************/ -#define LPFC_DRIVER_VERSION "8.3.12" +#define LPFC_DRIVER_VERSION "8.3.15" #define LPFC_DRIVER_NAME "lpfc" #define LPFC_SP_DRIVER_HANDLER_NAME "lpfc:sp" #define LPFC_FP_DRIVER_HANDLER_NAME "lpfc:fp" diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c index ab91359bde20..1655507a682c 100644 --- a/drivers/scsi/lpfc/lpfc_vport.c +++ b/drivers/scsi/lpfc/lpfc_vport.c @@ -782,7 +782,7 @@ lpfc_destroy_vport_work_array(struct lpfc_hba *phba, struct lpfc_vport **vports) int i; if (vports == NULL) return; - for (i = 0; vports[i] != NULL && i <= phba->max_vports; i++) + for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) scsi_host_put(lpfc_shost_from_vport(vports[i])); kfree(vports); } diff --git a/drivers/scsi/mpt2sas/mpi/mpi2.h b/drivers/scsi/mpt2sas/mpi/mpi2.h index dada0a13223f..4b1c2f0350f9 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2.h @@ -8,7 +8,7 @@ * scatter/gather formats. * Creation Date: June 21, 2006 * - * mpi2.h Version: 02.00.14 + * mpi2.h Version: 02.00.15 * * Version History * --------------- @@ -57,6 +57,10 @@ * Added MSI-x index mask and shift for Reply Post Host * Index register. * Added function code for Host Based Discovery Action. + * 02-10-10 02.00.15 Bumped MPI2_HEADER_VERSION_UNIT. + * Added define for MPI2_FUNCTION_PWR_MGMT_CONTROL. + * Added defines for product-specific range of message + * function codes, 0xF0 to 0xFF. * -------------------------------------------------------------------------- */ @@ -82,7 +86,7 @@ #define MPI2_VERSION_02_00 (0x0200) /* versioning for this MPI header set */ -#define MPI2_HEADER_VERSION_UNIT (0x0E) +#define MPI2_HEADER_VERSION_UNIT (0x0F) #define MPI2_HEADER_VERSION_DEV (0x00) #define MPI2_HEADER_VERSION_UNIT_MASK (0xFF00) #define MPI2_HEADER_VERSION_UNIT_SHIFT (8) @@ -473,8 +477,6 @@ typedef union _MPI2_REPLY_DESCRIPTORS_UNION /***************************************************************************** * * Message Functions -* 0x80 -> 0x8F reserved for private message use per product -* * *****************************************************************************/ @@ -506,6 +508,13 @@ typedef union _MPI2_REPLY_DESCRIPTORS_UNION #define MPI2_FUNCTION_RAID_ACCELERATOR (0x2C) /* RAID Accelerator*/ /* Host Based Discovery Action */ #define MPI2_FUNCTION_HOST_BASED_DISCOVERY_ACTION (0x2F) +/* Power Management Control */ +#define MPI2_FUNCTION_PWR_MGMT_CONTROL (0x30) +/* beginning of product-specific range */ +#define MPI2_FUNCTION_MIN_PRODUCT_SPECIFIC (0xF0) +/* end of product-specific range */ +#define MPI2_FUNCTION_MAX_PRODUCT_SPECIFIC (0xFF) + diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h b/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h index d4e9d6f8452e..e3728d736d85 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h @@ -6,7 +6,7 @@ * Title: MPI Configuration messages and pages * Creation Date: November 10, 2006 * - * mpi2_cnfg.h Version: 02.00.13 + * mpi2_cnfg.h Version: 02.00.14 * * Version History * --------------- @@ -109,6 +109,18 @@ * Added Ethernet configuration pages. * 10-28-09 02.00.13 Added MPI2_IOUNITPAGE1_ENABLE_HOST_BASED_DISCOVERY. * Added SAS PHY Page 4 structure and defines. + * 02-10-10 02.00.14 Modified the comments for the configuration page + * structures that contain an array of data. The host + * should use the "count" field in the page data (e.g. the + * NumPhys field) to determine the number of valid elements + * in the array. + * Added/modified some MPI2_MFGPAGE_DEVID_SAS defines. + * Added PowerManagementCapabilities to IO Unit Page 7. + * Added PortWidthModGroup field to + * MPI2_SAS_IO_UNIT5_PHY_PM_SETTINGS. + * Added MPI2_CONFIG_PAGE_SASIOUNIT_6 and related defines. + * Added MPI2_CONFIG_PAGE_SASIOUNIT_7 and related defines. + * Added MPI2_CONFIG_PAGE_SASIOUNIT_8 and related defines. * -------------------------------------------------------------------------- */ @@ -373,8 +385,9 @@ typedef struct _MPI2_CONFIG_REPLY #define MPI2_MFGPAGE_DEVID_SAS2208_4 (0x0083) #define MPI2_MFGPAGE_DEVID_SAS2208_5 (0x0084) #define MPI2_MFGPAGE_DEVID_SAS2208_6 (0x0085) -#define MPI2_MFGPAGE_DEVID_SAS2208_7 (0x0086) -#define MPI2_MFGPAGE_DEVID_SAS2208_8 (0x0087) +#define MPI2_MFGPAGE_DEVID_SAS2308_1 (0x0086) +#define MPI2_MFGPAGE_DEVID_SAS2308_2 (0x0087) +#define MPI2_MFGPAGE_DEVID_SAS2308_3 (0x006E) /* Manufacturing Page 0 */ @@ -540,7 +553,7 @@ typedef struct _MPI2_CONFIG_PAGE_MAN_4 /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.PageLength or NumPhys at runtime. + * one and check the value returned for NumPhys at runtime. */ #ifndef MPI2_MAN_PAGE_5_PHY_ENTRIES #define MPI2_MAN_PAGE_5_PHY_ENTRIES (1) @@ -618,7 +631,7 @@ typedef struct _MPI2_MANPAGE7_CONNECTOR_INFO /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check NumPhys at runtime. + * one and check the value returned for NumPhys at runtime. */ #ifndef MPI2_MANPAGE7_CONNECTOR_INFO_MAX #define MPI2_MANPAGE7_CONNECTOR_INFO_MAX (1) @@ -731,7 +744,7 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_1 /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.PageLength at runtime. + * one and check the value returned for GPIOCount at runtime. */ #ifndef MPI2_IO_UNIT_PAGE_3_GPIO_VAL_MAX #define MPI2_IO_UNIT_PAGE_3_GPIO_VAL_MAX (1) @@ -760,7 +773,7 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_3 /* * Upper layer code (drivers, utilities, etc.) should leave this define set to - * one and check Header.PageLength or NumDmaEngines at runtime. + * one and check the value returned for NumDmaEngines at runtime. */ #ifndef MPI2_IOUNITPAGE5_DMAENGINE_ENTRIES #define MPI2_IOUNITPAGE5_DMAENGINE_ENTRIES (1) @@ -823,7 +836,7 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_7 { U8 PCIeWidth; /* 0x06 */ U8 PCIeSpeed; /* 0x07 */ U32 ProcessorState; /* 0x08 */ - U32 Reserved2; /* 0x0C */ + U32 PowerManagementCapabilities; /* 0x0C */ U16 IOCTemperature; /* 0x10 */ U8 IOCTemperatureUnits; /* 0x12 */ U8 IOCSpeed; /* 0x13 */ @@ -831,7 +844,7 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_7 { } MPI2_CONFIG_PAGE_IO_UNIT_7, MPI2_POINTER PTR_MPI2_CONFIG_PAGE_IO_UNIT_7, Mpi2IOUnitPage7_t, MPI2_POINTER pMpi2IOUnitPage7_t; -#define MPI2_IOUNITPAGE7_PAGEVERSION (0x00) +#define MPI2_IOUNITPAGE7_PAGEVERSION (0x01) /* defines for IO Unit Page 7 PCIeWidth field */ #define MPI2_IOUNITPAGE7_PCIE_WIDTH_X1 (0x01) @@ -852,6 +865,14 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_7 { #define MPI2_IOUNITPAGE7_PSTATE_DISABLED (0x01) #define MPI2_IOUNITPAGE7_PSTATE_ENABLED (0x02) +/* defines for IO Unit Page 7 PowerManagementCapabilities field */ +#define MPI2_IOUNITPAGE7_PMCAP_12_5_PCT_IOCSPEED (0x00000400) +#define MPI2_IOUNITPAGE7_PMCAP_25_0_PCT_IOCSPEED (0x00000200) +#define MPI2_IOUNITPAGE7_PMCAP_50_0_PCT_IOCSPEED (0x00000100) +#define MPI2_IOUNITPAGE7_PMCAP_PCIE_WIDTH_CHANGE (0x00000008) +#define MPI2_IOUNITPAGE7_PMCAP_PCIE_SPEED_CHANGE (0x00000004) + + /* defines for IO Unit Page 7 IOCTemperatureUnits field */ #define MPI2_IOUNITPAGE7_IOC_TEMP_NOT_PRESENT (0x00) #define MPI2_IOUNITPAGE7_IOC_TEMP_FAHRENHEIT (0x01) @@ -1195,7 +1216,7 @@ typedef struct _MPI2_CONFIG_PAGE_BIOS_3 /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.PageLength or NumPhys at runtime. + * one and check the value returned for NumPhys at runtime. */ #ifndef MPI2_BIOS_PAGE_4_PHY_ENTRIES #define MPI2_BIOS_PAGE_4_PHY_ENTRIES (1) @@ -1269,7 +1290,7 @@ typedef struct _MPI2_RAIDVOL0_SETTINGS /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.PageLength at runtime. + * one and check the value returned for NumPhysDisks at runtime. */ #ifndef MPI2_RAID_VOL_PAGE_0_PHYSDISK_MAX #define MPI2_RAID_VOL_PAGE_0_PHYSDISK_MAX (1) @@ -1471,7 +1492,7 @@ typedef struct _MPI2_CONFIG_PAGE_RD_PDISK_0 /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.PageLength or NumPhysDiskPaths at runtime. + * one and check the value returned for NumPhysDiskPaths at runtime. */ #ifndef MPI2_RAID_PHYS_DISK1_PATH_MAX #define MPI2_RAID_PHYS_DISK1_PATH_MAX (1) @@ -1633,7 +1654,7 @@ typedef struct _MPI2_SAS_IO_UNIT0_PHY_DATA /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.ExtPageLength or NumPhys at runtime. + * one and check the value returned for NumPhys at runtime. */ #ifndef MPI2_SAS_IOUNIT0_PHY_MAX #define MPI2_SAS_IOUNIT0_PHY_MAX (1) @@ -1704,7 +1725,7 @@ typedef struct _MPI2_SAS_IO_UNIT1_PHY_DATA /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.ExtPageLength or NumPhys at runtime. + * one and check the value returned for NumPhys at runtime. */ #ifndef MPI2_SAS_IOUNIT1_PHY_MAX #define MPI2_SAS_IOUNIT1_PHY_MAX (1) @@ -1795,7 +1816,7 @@ typedef struct _MPI2_SAS_IOUNIT4_SPINUP_GROUP /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * four and check Header.ExtPageLength or NumPhys at runtime. + * one and check the value returned for NumPhys at runtime. */ #ifndef MPI2_SAS_IOUNIT4_PHY_MAX #define MPI2_SAS_IOUNIT4_PHY_MAX (4) @@ -1833,7 +1854,7 @@ typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_4 typedef struct _MPI2_SAS_IO_UNIT5_PHY_PM_SETTINGS { U8 ControlFlags; /* 0x00 */ - U8 Reserved1; /* 0x01 */ + U8 PortWidthModGroup; /* 0x01 */ U16 InactivityTimerExponent; /* 0x02 */ U8 SATAPartialTimeout; /* 0x04 */ U8 Reserved2; /* 0x05 */ @@ -1853,6 +1874,9 @@ typedef struct _MPI2_SAS_IO_UNIT5_PHY_PM_SETTINGS { #define MPI2_SASIOUNIT5_CONTROL_SATA_SLUMBER_ENABLE (0x02) #define MPI2_SASIOUNIT5_CONTROL_SATA_PARTIAL_ENABLE (0x01) +/* defines for PortWidthModeGroup field */ +#define MPI2_SASIOUNIT5_PWMG_DISABLE (0xFF) + /* defines for InactivityTimerExponent field */ #define MPI2_SASIOUNIT5_ITE_MASK_SAS_SLUMBER (0x7000) #define MPI2_SASIOUNIT5_ITE_SHIFT_SAS_SLUMBER (12) @@ -1874,7 +1898,7 @@ typedef struct _MPI2_SAS_IO_UNIT5_PHY_PM_SETTINGS { /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.ExtPageLength or NumPhys at runtime. + * one and check the value returned for NumPhys at runtime. */ #ifndef MPI2_SAS_IOUNIT5_PHY_MAX #define MPI2_SAS_IOUNIT5_PHY_MAX (1) @@ -1892,7 +1916,132 @@ typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_5 { MPI2_POINTER PTR_MPI2_CONFIG_PAGE_SASIOUNIT_5, Mpi2SasIOUnitPage5_t, MPI2_POINTER pMpi2SasIOUnitPage5_t; -#define MPI2_SASIOUNITPAGE5_PAGEVERSION (0x00) +#define MPI2_SASIOUNITPAGE5_PAGEVERSION (0x01) + + +/* SAS IO Unit Page 6 */ + +typedef struct _MPI2_SAS_IO_UNIT6_PORT_WIDTH_MOD_GROUP_STATUS { + U8 CurrentStatus; /* 0x00 */ + U8 CurrentModulation; /* 0x01 */ + U8 CurrentUtilization; /* 0x02 */ + U8 Reserved1; /* 0x03 */ + U32 Reserved2; /* 0x04 */ +} MPI2_SAS_IO_UNIT6_PORT_WIDTH_MOD_GROUP_STATUS, + MPI2_POINTER PTR_MPI2_SAS_IO_UNIT6_PORT_WIDTH_MOD_GROUP_STATUS, + Mpi2SasIOUnit6PortWidthModGroupStatus_t, + MPI2_POINTER pMpi2SasIOUnit6PortWidthModGroupStatus_t; + +/* defines for CurrentStatus field */ +#define MPI2_SASIOUNIT6_STATUS_UNAVAILABLE (0x00) +#define MPI2_SASIOUNIT6_STATUS_UNCONFIGURED (0x01) +#define MPI2_SASIOUNIT6_STATUS_INVALID_CONFIG (0x02) +#define MPI2_SASIOUNIT6_STATUS_LINK_DOWN (0x03) +#define MPI2_SASIOUNIT6_STATUS_OBSERVATION_ONLY (0x04) +#define MPI2_SASIOUNIT6_STATUS_INACTIVE (0x05) +#define MPI2_SASIOUNIT6_STATUS_ACTIVE_IOUNIT (0x06) +#define MPI2_SASIOUNIT6_STATUS_ACTIVE_HOST (0x07) + +/* defines for CurrentModulation field */ +#define MPI2_SASIOUNIT6_MODULATION_25_PERCENT (0x00) +#define MPI2_SASIOUNIT6_MODULATION_50_PERCENT (0x01) +#define MPI2_SASIOUNIT6_MODULATION_75_PERCENT (0x02) +#define MPI2_SASIOUNIT6_MODULATION_100_PERCENT (0x03) + +/* + * Host code (drivers, BIOS, utilities, etc.) should leave this define set to + * one and check the value returned for NumGroups at runtime. + */ +#ifndef MPI2_SAS_IOUNIT6_GROUP_MAX +#define MPI2_SAS_IOUNIT6_GROUP_MAX (1) +#endif + +typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_6 { + MPI2_CONFIG_EXTENDED_PAGE_HEADER Header; /* 0x00 */ + U32 Reserved1; /* 0x08 */ + U32 Reserved2; /* 0x0C */ + U8 NumGroups; /* 0x10 */ + U8 Reserved3; /* 0x11 */ + U16 Reserved4; /* 0x12 */ + MPI2_SAS_IO_UNIT6_PORT_WIDTH_MOD_GROUP_STATUS + PortWidthModulationGroupStatus[MPI2_SAS_IOUNIT6_GROUP_MAX]; /* 0x14 */ +} MPI2_CONFIG_PAGE_SASIOUNIT_6, + MPI2_POINTER PTR_MPI2_CONFIG_PAGE_SASIOUNIT_6, + Mpi2SasIOUnitPage6_t, MPI2_POINTER pMpi2SasIOUnitPage6_t; + +#define MPI2_SASIOUNITPAGE6_PAGEVERSION (0x00) + + +/* SAS IO Unit Page 7 */ + +typedef struct _MPI2_SAS_IO_UNIT7_PORT_WIDTH_MOD_GROUP_SETTINGS { + U8 Flags; /* 0x00 */ + U8 Reserved1; /* 0x01 */ + U16 Reserved2; /* 0x02 */ + U8 Threshold75Pct; /* 0x04 */ + U8 Threshold50Pct; /* 0x05 */ + U8 Threshold25Pct; /* 0x06 */ + U8 Reserved3; /* 0x07 */ +} MPI2_SAS_IO_UNIT7_PORT_WIDTH_MOD_GROUP_SETTINGS, + MPI2_POINTER PTR_MPI2_SAS_IO_UNIT7_PORT_WIDTH_MOD_GROUP_SETTINGS, + Mpi2SasIOUnit7PortWidthModGroupSettings_t, + MPI2_POINTER pMpi2SasIOUnit7PortWidthModGroupSettings_t; + +/* defines for Flags field */ +#define MPI2_SASIOUNIT7_FLAGS_ENABLE_PORT_WIDTH_MODULATION (0x01) + + +/* + * Host code (drivers, BIOS, utilities, etc.) should leave this define set to + * one and check the value returned for NumGroups at runtime. + */ +#ifndef MPI2_SAS_IOUNIT7_GROUP_MAX +#define MPI2_SAS_IOUNIT7_GROUP_MAX (1) +#endif + +typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_7 { + MPI2_CONFIG_EXTENDED_PAGE_HEADER Header; /* 0x00 */ + U8 SamplingInterval; /* 0x08 */ + U8 WindowLength; /* 0x09 */ + U16 Reserved1; /* 0x0A */ + U32 Reserved2; /* 0x0C */ + U32 Reserved3; /* 0x10 */ + U8 NumGroups; /* 0x14 */ + U8 Reserved4; /* 0x15 */ + U16 Reserved5; /* 0x16 */ + MPI2_SAS_IO_UNIT7_PORT_WIDTH_MOD_GROUP_SETTINGS + PortWidthModulationGroupSettings[MPI2_SAS_IOUNIT7_GROUP_MAX]; /* 0x18 */ +} MPI2_CONFIG_PAGE_SASIOUNIT_7, + MPI2_POINTER PTR_MPI2_CONFIG_PAGE_SASIOUNIT_7, + Mpi2SasIOUnitPage7_t, MPI2_POINTER pMpi2SasIOUnitPage7_t; + +#define MPI2_SASIOUNITPAGE7_PAGEVERSION (0x00) + + +/* SAS IO Unit Page 8 */ + +typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_8 { + MPI2_CONFIG_EXTENDED_PAGE_HEADER Header; /* 0x00 */ + U32 Reserved1; /* 0x08 */ + U32 PowerManagementCapabilities;/* 0x0C */ + U32 Reserved2; /* 0x10 */ +} MPI2_CONFIG_PAGE_SASIOUNIT_8, + MPI2_POINTER PTR_MPI2_CONFIG_PAGE_SASIOUNIT_8, + Mpi2SasIOUnitPage8_t, MPI2_POINTER pMpi2SasIOUnitPage8_t; + +#define MPI2_SASIOUNITPAGE8_PAGEVERSION (0x00) + +/* defines for PowerManagementCapabilities field */ +#define MPI2_SASIOUNIT8_PM_HOST_PORT_WIDTH_MOD (0x000001000) +#define MPI2_SASIOUNIT8_PM_HOST_SAS_SLUMBER_MODE (0x000000800) +#define MPI2_SASIOUNIT8_PM_HOST_SAS_PARTIAL_MODE (0x000000400) +#define MPI2_SASIOUNIT8_PM_HOST_SATA_SLUMBER_MODE (0x000000200) +#define MPI2_SASIOUNIT8_PM_HOST_SATA_PARTIAL_MODE (0x000000100) +#define MPI2_SASIOUNIT8_PM_IOUNIT_PORT_WIDTH_MOD (0x000000010) +#define MPI2_SASIOUNIT8_PM_IOUNIT_SAS_SLUMBER_MODE (0x000000008) +#define MPI2_SASIOUNIT8_PM_IOUNIT_SAS_PARTIAL_MODE (0x000000004) +#define MPI2_SASIOUNIT8_PM_IOUNIT_SATA_SLUMBER_MODE (0x000000002) +#define MPI2_SASIOUNIT8_PM_IOUNIT_SATA_PARTIAL_MODE (0x000000001) @@ -2182,7 +2331,7 @@ typedef struct _MPI2_SASPHY2_PHY_EVENT { /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.ExtPageLength or NumPhyEvents at runtime. + * one and check the value returned for NumPhyEvents at runtime. */ #ifndef MPI2_SASPHY2_PHY_EVENT_MAX #define MPI2_SASPHY2_PHY_EVENT_MAX (1) @@ -2274,7 +2423,7 @@ typedef struct _MPI2_SASPHY3_PHY_EVENT_CONFIG { /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.ExtPageLength or NumPhyEvents at runtime. + * one and check the value returned for NumPhyEvents at runtime. */ #ifndef MPI2_SASPHY3_PHY_EVENT_MAX #define MPI2_SASPHY3_PHY_EVENT_MAX (1) @@ -2385,7 +2534,7 @@ typedef struct _MPI2_CONFIG_PAGE_SAS_ENCLOSURE_0 /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.ExtPageLength or NumPhys at runtime. + * one and check the value returned for NumLogEntries at runtime. */ #ifndef MPI2_LOG_0_NUM_LOG_ENTRIES #define MPI2_LOG_0_NUM_LOG_ENTRIES (1) @@ -2435,7 +2584,7 @@ typedef struct _MPI2_CONFIG_PAGE_LOG_0 /* * Host code (drivers, BIOS, utilities, etc.) should leave this define set to - * one and check Header.ExtPageLength or NumPhys at runtime. + * one and check the value returned for NumElements at runtime. */ #ifndef MPI2_RAIDCONFIG0_MAX_ELEMENTS #define MPI2_RAIDCONFIG0_MAX_ELEMENTS (1) diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_init.h b/drivers/scsi/mpt2sas/mpi/mpi2_init.h index 220bf65a9216..c4c99dfcb820 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_init.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_init.h @@ -6,7 +6,7 @@ * Title: MPI SCSI initiator mode messages and structures * Creation Date: June 23, 2006 * - * mpi2_init.h Version: 02.00.08 + * mpi2_init.h Version: 02.00.09 * * Version History * --------------- @@ -31,6 +31,7 @@ * both SCSI IO Error Reply and SCSI Task Management Reply. * Added ResponseInfo field to MPI2_SCSI_TASK_MANAGE_REPLY. * Added MPI2_SCSITASKMGMT_RSP_TM_OVERLAPPED_TAG define. + * 02-10-10 02.00.09 Removed unused structure that had "#if 0" around it. * -------------------------------------------------------------------------- */ @@ -57,20 +58,6 @@ typedef struct } MPI2_SCSI_IO_CDB_EEDP32, MPI2_POINTER PTR_MPI2_SCSI_IO_CDB_EEDP32, Mpi2ScsiIoCdbEedp32_t, MPI2_POINTER pMpi2ScsiIoCdbEedp32_t; -/* TBD: I don't think this is needed for MPI2/Gen2 */ -#if 0 -typedef struct -{ - U8 CDB[16]; /* 0x00 */ - U32 DataLength; /* 0x10 */ - U32 PrimaryReferenceTag; /* 0x14 */ - U16 PrimaryApplicationTag; /* 0x18 */ - U16 PrimaryApplicationTagMask; /* 0x1A */ - U32 TransferLength; /* 0x1C */ -} MPI2_SCSI_IO32_CDB_EEDP16, MPI2_POINTER PTR_MPI2_SCSI_IO32_CDB_EEDP16, - Mpi2ScsiIo32CdbEedp16_t, MPI2_POINTER pMpi2ScsiIo32CdbEedp16_t; -#endif - typedef union { U8 CDB32[32]; diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h b/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h index f18f114922ba..495bedc4d1f7 100644 --- a/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h +++ b/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h @@ -6,7 +6,7 @@ * Title: MPI IOC, Port, Event, FW Download, and FW Upload messages * Creation Date: October 11, 2006 * - * mpi2_ioc.h Version: 02.00.13 + * mpi2_ioc.h Version: 02.00.14 * * Version History * --------------- @@ -98,6 +98,9 @@ * (MPI2_FW_HEADER_PID_). * Modified values for SAS ProductID Family * (MPI2_FW_HEADER_PID_FAMILY_). + * 02-10-10 02.00.14 Added SAS Quiesce Event structure and defines. + * Added PowerManagementControl Request structures and + * defines. * -------------------------------------------------------------------------- */ @@ -469,6 +472,7 @@ typedef struct _MPI2_EVENT_NOTIFICATION_REPLY #define MPI2_EVENT_SAS_PHY_COUNTER (0x0022) #define MPI2_EVENT_GPIO_INTERRUPT (0x0023) #define MPI2_EVENT_HOST_BASED_DISCOVERY_PHY (0x0024) +#define MPI2_EVENT_SAS_QUIESCE (0x0025) /* Log Entry Added Event data */ @@ -895,6 +899,22 @@ typedef struct _MPI2_EVENT_DATA_SAS_PHY_COUNTER { * */ +/* SAS Quiesce Event data */ + +typedef struct _MPI2_EVENT_DATA_SAS_QUIESCE { + U8 ReasonCode; /* 0x00 */ + U8 Reserved1; /* 0x01 */ + U16 Reserved2; /* 0x02 */ + U32 Reserved3; /* 0x04 */ +} MPI2_EVENT_DATA_SAS_QUIESCE, + MPI2_POINTER PTR_MPI2_EVENT_DATA_SAS_QUIESCE, + Mpi2EventDataSasQuiesce_t, MPI2_POINTER pMpi2EventDataSasQuiesce_t; + +/* SAS Quiesce Event data ReasonCode values */ +#define MPI2_EVENT_SAS_QUIESCE_RC_STARTED (0x01) +#define MPI2_EVENT_SAS_QUIESCE_RC_COMPLETED (0x02) + + /* Host Based Discovery Phy Event data */ typedef struct _MPI2_EVENT_HBD_PHY_SAS { @@ -1006,6 +1026,7 @@ typedef struct _MPI2_FW_DOWNLOAD_REQUEST #define MPI2_FW_DOWNLOAD_ITYPE_CONFIG_1 (0x07) #define MPI2_FW_DOWNLOAD_ITYPE_CONFIG_2 (0x08) #define MPI2_FW_DOWNLOAD_ITYPE_MEGARAID (0x09) +#define MPI2_FW_DOWNLOAD_ITYPE_COMPLETE (0x0A) #define MPI2_FW_DOWNLOAD_ITYPE_COMMON_BOOT_BLOCK (0x0B) /* FWDownload TransactionContext Element */ @@ -1183,7 +1204,6 @@ typedef struct _MPI2_FW_IMAGE_HEADER #define MPI2_FW_HEADER_PID_PROD_MASK (0x0F00) #define MPI2_FW_HEADER_PID_PROD_A (0x0000) -#define MPI2_FW_HEADER_PID_PROD_MASK (0x0F00) #define MPI2_FW_HEADER_PID_PROD_TARGET_INITIATOR_SCSI (0x0200) #define MPI2_FW_HEADER_PID_PROD_IR_SCSI (0x0700) @@ -1407,5 +1427,100 @@ typedef struct _MPI2_INIT_IMAGE_FOOTER #define MPI2_INIT_IMAGE_RESETVECTOR_OFFSET (0x14) +/**************************************************************************** +* PowerManagementControl message +****************************************************************************/ + +/* PowerManagementControl Request message */ +typedef struct _MPI2_PWR_MGMT_CONTROL_REQUEST { + U8 Feature; /* 0x00 */ + U8 Reserved1; /* 0x01 */ + U8 ChainOffset; /* 0x02 */ + U8 Function; /* 0x03 */ + U16 Reserved2; /* 0x04 */ + U8 Reserved3; /* 0x06 */ + U8 MsgFlags; /* 0x07 */ + U8 VP_ID; /* 0x08 */ + U8 VF_ID; /* 0x09 */ + U16 Reserved4; /* 0x0A */ + U8 Parameter1; /* 0x0C */ + U8 Parameter2; /* 0x0D */ + U8 Parameter3; /* 0x0E */ + U8 Parameter4; /* 0x0F */ + U32 Reserved5; /* 0x10 */ + U32 Reserved6; /* 0x14 */ +} MPI2_PWR_MGMT_CONTROL_REQUEST, MPI2_POINTER PTR_MPI2_PWR_MGMT_CONTROL_REQUEST, + Mpi2PwrMgmtControlRequest_t, MPI2_POINTER pMpi2PwrMgmtControlRequest_t; + +/* defines for the Feature field */ +#define MPI2_PM_CONTROL_FEATURE_DA_PHY_POWER_COND (0x01) +#define MPI2_PM_CONTROL_FEATURE_PORT_WIDTH_MODULATION (0x02) +#define MPI2_PM_CONTROL_FEATURE_PCIE_LINK (0x03) +#define MPI2_PM_CONTROL_FEATURE_IOC_SPEED (0x04) +#define MPI2_PM_CONTROL_FEATURE_MIN_PRODUCT_SPECIFIC (0x80) +#define MPI2_PM_CONTROL_FEATURE_MAX_PRODUCT_SPECIFIC (0xFF) + +/* parameter usage for the MPI2_PM_CONTROL_FEATURE_DA_PHY_POWER_COND Feature */ +/* Parameter1 contains a PHY number */ +/* Parameter2 indicates power condition action using these defines */ +#define MPI2_PM_CONTROL_PARAM2_PARTIAL (0x01) +#define MPI2_PM_CONTROL_PARAM2_SLUMBER (0x02) +#define MPI2_PM_CONTROL_PARAM2_EXIT_PWR_MGMT (0x03) +/* Parameter3 and Parameter4 are reserved */ + +/* parameter usage for the MPI2_PM_CONTROL_FEATURE_PORT_WIDTH_MODULATION + * Feature */ +/* Parameter1 contains SAS port width modulation group number */ +/* Parameter2 indicates IOC action using these defines */ +#define MPI2_PM_CONTROL_PARAM2_REQUEST_OWNERSHIP (0x01) +#define MPI2_PM_CONTROL_PARAM2_CHANGE_MODULATION (0x02) +#define MPI2_PM_CONTROL_PARAM2_RELINQUISH_OWNERSHIP (0x03) +/* Parameter3 indicates desired modulation level using these defines */ +#define MPI2_PM_CONTROL_PARAM3_25_PERCENT (0x00) +#define MPI2_PM_CONTROL_PARAM3_50_PERCENT (0x01) +#define MPI2_PM_CONTROL_PARAM3_75_PERCENT (0x02) +#define MPI2_PM_CONTROL_PARAM3_100_PERCENT (0x03) +/* Parameter4 is reserved */ + +/* parameter usage for the MPI2_PM_CONTROL_FEATURE_PCIE_LINK Feature */ +/* Parameter1 indicates desired PCIe link speed using these defines */ +#define MPI2_PM_CONTROL_PARAM1_PCIE_2_5_GBPS (0x00) +#define MPI2_PM_CONTROL_PARAM1_PCIE_5_0_GBPS (0x01) +#define MPI2_PM_CONTROL_PARAM1_PCIE_8_0_GBPS (0x02) +/* Parameter2 indicates desired PCIe link width using these defines */ +#define MPI2_PM_CONTROL_PARAM2_WIDTH_X1 (0x01) +#define MPI2_PM_CONTROL_PARAM2_WIDTH_X2 (0x02) +#define MPI2_PM_CONTROL_PARAM2_WIDTH_X4 (0x04) +#define MPI2_PM_CONTROL_PARAM2_WIDTH_X8 (0x08) +/* Parameter3 and Parameter4 are reserved */ + +/* parameter usage for the MPI2_PM_CONTROL_FEATURE_IOC_SPEED Feature */ +/* Parameter1 indicates desired IOC hardware clock speed using these defines */ +#define MPI2_PM_CONTROL_PARAM1_FULL_IOC_SPEED (0x01) +#define MPI2_PM_CONTROL_PARAM1_HALF_IOC_SPEED (0x02) +#define MPI2_PM_CONTROL_PARAM1_QUARTER_IOC_SPEED (0x04) +#define MPI2_PM_CONTROL_PARAM1_EIGHTH_IOC_SPEED (0x08) +/* Parameter2, Parameter3, and Parameter4 are reserved */ + + +/* PowerManagementControl Reply message */ +typedef struct _MPI2_PWR_MGMT_CONTROL_REPLY { + U8 Feature; /* 0x00 */ + U8 Reserved1; /* 0x01 */ + U8 MsgLength; /* 0x02 */ + U8 Function; /* 0x03 */ + U16 Reserved2; /* 0x04 */ + U8 Reserved3; /* 0x06 */ + U8 MsgFlags; /* 0x07 */ + U8 VP_ID; /* 0x08 */ + U8 VF_ID; /* 0x09 */ + U16 Reserved4; /* 0x0A */ + U16 Reserved5; /* 0x0C */ + U16 IOCStatus; /* 0x0E */ + U32 IOCLogInfo; /* 0x10 */ +} MPI2_PWR_MGMT_CONTROL_REPLY, MPI2_POINTER PTR_MPI2_PWR_MGMT_CONTROL_REPLY, + Mpi2PwrMgmtControlReply_t, MPI2_POINTER pMpi2PwrMgmtControlReply_t; + + #endif diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c index 0ec1ed389c20..57bcd5c9dcff 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.c +++ b/drivers/scsi/mpt2sas/mpt2sas_base.c @@ -95,6 +95,10 @@ int mpt2sas_fwfault_debug; MODULE_PARM_DESC(mpt2sas_fwfault_debug, " enable detection of firmware fault " "and halt firmware - (default=0)"); +static int disable_discovery = -1; +module_param(disable_discovery, int, 0); +MODULE_PARM_DESC(disable_discovery, " disable discovery "); + /** * _scsih_set_fwfault_debug - global setting of ioc->fwfault_debug. * @@ -1238,7 +1242,7 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc) u64 pio_chip = 0; u64 chip_phys = 0; - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); ioc->bars = pci_select_bars(pdev, IORESOURCE_MEM); @@ -1307,6 +1311,9 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc) printk(MPT2SAS_INFO_FMT "ioport(0x%016llx), size(%d)\n", ioc->name, (unsigned long long)pio_chip, pio_sz); + /* Save PCI configuration state for recovery from PCI AER/EEH errors */ + pci_save_state(pdev); + return 0; out_fail: @@ -1861,7 +1868,7 @@ _base_static_config_pages(struct MPT2SAS_ADAPTER *ioc) static void _base_release_memory_pools(struct MPT2SAS_ADAPTER *ioc) { - dexitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dexitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); if (ioc->request) { @@ -1947,7 +1954,7 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) u32 retry_sz; u16 max_request_credit; - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); retry_sz = 0; @@ -2374,7 +2381,7 @@ _base_wait_for_doorbell_int(struct MPT2SAS_ADAPTER *ioc, int timeout, do { int_status = readl(&ioc->chip->HostInterruptStatus); if (int_status & MPI2_HIS_IOC2SYS_DB_STATUS) { - dhsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dhsprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "successfull count(%d), timeout(%d)\n", ioc->name, __func__, count, timeout)); return 0; @@ -2415,7 +2422,7 @@ _base_wait_for_doorbell_ack(struct MPT2SAS_ADAPTER *ioc, int timeout, do { int_status = readl(&ioc->chip->HostInterruptStatus); if (!(int_status & MPI2_HIS_SYS2IOC_DB_STATUS)) { - dhsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dhsprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "successfull count(%d), timeout(%d)\n", ioc->name, __func__, count, timeout)); return 0; @@ -2463,7 +2470,7 @@ _base_wait_for_doorbell_not_used(struct MPT2SAS_ADAPTER *ioc, int timeout, do { doorbell_reg = readl(&ioc->chip->Doorbell); if (!(doorbell_reg & MPI2_DOORBELL_USED)) { - dhsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dhsprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "successfull count(%d), timeout(%d)\n", ioc->name, __func__, count, timeout)); return 0; @@ -2637,9 +2644,9 @@ _base_handshake_req_reply_wait(struct MPT2SAS_ADAPTER *ioc, int request_bytes, if (ioc->logging_level & MPT_DEBUG_INIT) { mfp = (u32 *)reply; - printk(KERN_DEBUG "\toffset:data\n"); + printk(KERN_INFO "\toffset:data\n"); for (i = 0; i < reply_bytes/4; i++) - printk(KERN_DEBUG "\t[0x%02x]:%08x\n", i*4, + printk(KERN_INFO "\t[0x%02x]:%08x\n", i*4, le32_to_cpu(mfp[i])); } return 0; @@ -2672,7 +2679,7 @@ mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc, void *request; u16 wait_state_count; - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); mutex_lock(&ioc->base_cmds.mutex); @@ -2777,7 +2784,7 @@ mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc, void *request; u16 wait_state_count; - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); mutex_lock(&ioc->base_cmds.mutex); @@ -2865,7 +2872,7 @@ _base_get_port_facts(struct MPT2SAS_ADAPTER *ioc, int port, int sleep_flag) Mpi2PortFactsReply_t mpi_reply, *pfacts; int mpi_reply_sz, mpi_request_sz, r; - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); mpi_reply_sz = sizeof(Mpi2PortFactsReply_t); @@ -2907,7 +2914,7 @@ _base_get_ioc_facts(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) Mpi2IOCFactsReply_t mpi_reply, *facts; int mpi_reply_sz, mpi_request_sz, r; - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); mpi_reply_sz = sizeof(Mpi2IOCFactsReply_t); @@ -2979,7 +2986,7 @@ _base_send_ioc_init(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) struct timeval current_time; u16 ioc_status; - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); memset(&mpi_request, 0, sizeof(Mpi2IOCInitRequest_t)); @@ -3040,9 +3047,9 @@ _base_send_ioc_init(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) int i; mfp = (u32 *)&mpi_request; - printk(KERN_DEBUG "\toffset:data\n"); + printk(KERN_INFO "\toffset:data\n"); for (i = 0; i < sizeof(Mpi2IOCInitRequest_t)/4; i++) - printk(KERN_DEBUG "\t[0x%02x]:%08x\n", i*4, + printk(KERN_INFO "\t[0x%02x]:%08x\n", i*4, le32_to_cpu(mfp[i])); } @@ -3121,7 +3128,7 @@ _base_send_port_enable(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) r = -ETIME; goto out; } else - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: complete\n", + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: complete\n", ioc->name, __func__)); ioc_state = _base_wait_on_iocstate(ioc, MPI2_IOC_STATE_OPERATIONAL, @@ -3181,7 +3188,7 @@ _base_event_notification(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) int r = 0; int i; - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); if (ioc->base_cmds.status & MPT2_CMD_PENDING) { @@ -3219,7 +3226,7 @@ _base_event_notification(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) else r = -ETIME; } else - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: complete\n", + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: complete\n", ioc->name, __func__)); ioc->base_cmds.status = MPT2_CMD_NOT_USED; return r; @@ -3281,7 +3288,7 @@ _base_diag_reset(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) _base_save_msix_table(ioc); - drsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "clear interrupts\n", + drsprintk(ioc, printk(MPT2SAS_INFO_FMT "clear interrupts\n", ioc->name)); count = 0; @@ -3289,7 +3296,7 @@ _base_diag_reset(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) /* Write magic sequence to WriteSequence register * Loop until in diagnostic mode */ - drsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "write magic " + drsprintk(ioc, printk(MPT2SAS_INFO_FMT "write magic " "sequence\n", ioc->name)); writel(MPI2_WRSEQ_FLUSH_KEY_VALUE, &ioc->chip->WriteSequence); writel(MPI2_WRSEQ_1ST_KEY_VALUE, &ioc->chip->WriteSequence); @@ -3309,7 +3316,7 @@ _base_diag_reset(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) goto out; host_diagnostic = readl(&ioc->chip->HostDiagnostic); - drsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "wrote magic " + drsprintk(ioc, printk(MPT2SAS_INFO_FMT "wrote magic " "sequence: count(%d), host_diagnostic(0x%08x)\n", ioc->name, count, host_diagnostic)); @@ -3317,7 +3324,7 @@ _base_diag_reset(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) hcb_size = readl(&ioc->chip->HCBSize); - drsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "diag reset: issued\n", + drsprintk(ioc, printk(MPT2SAS_INFO_FMT "diag reset: issued\n", ioc->name)); writel(host_diagnostic | MPI2_DIAG_RESET_ADAPTER, &ioc->chip->HostDiagnostic); @@ -3344,29 +3351,29 @@ _base_diag_reset(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) if (host_diagnostic & MPI2_DIAG_HCB_MODE) { - drsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "restart the adapter " + drsprintk(ioc, printk(MPT2SAS_INFO_FMT "restart the adapter " "assuming the HCB Address points to good F/W\n", ioc->name)); host_diagnostic &= ~MPI2_DIAG_BOOT_DEVICE_SELECT_MASK; host_diagnostic |= MPI2_DIAG_BOOT_DEVICE_SELECT_HCDW; writel(host_diagnostic, &ioc->chip->HostDiagnostic); - drsprintk(ioc, printk(MPT2SAS_DEBUG_FMT + drsprintk(ioc, printk(MPT2SAS_INFO_FMT "re-enable the HCDW\n", ioc->name)); writel(hcb_size | MPI2_HCB_SIZE_HCB_ENABLE, &ioc->chip->HCBSize); } - drsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "restart the adapter\n", + drsprintk(ioc, printk(MPT2SAS_INFO_FMT "restart the adapter\n", ioc->name)); writel(host_diagnostic & ~MPI2_DIAG_HOLD_IOC_RESET, &ioc->chip->HostDiagnostic); - drsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "disable writes to the " + drsprintk(ioc, printk(MPT2SAS_INFO_FMT "disable writes to the " "diagnostic register\n", ioc->name)); writel(MPI2_WRSEQ_FLUSH_KEY_VALUE, &ioc->chip->WriteSequence); - drsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "Wait for FW to go to the " + drsprintk(ioc, printk(MPT2SAS_INFO_FMT "Wait for FW to go to the " "READY state\n", ioc->name)); ioc_state = _base_wait_on_iocstate(ioc, MPI2_IOC_STATE_READY, 20, sleep_flag); @@ -3398,19 +3405,23 @@ _base_make_ioc_ready(struct MPT2SAS_ADAPTER *ioc, int sleep_flag, enum reset_type type) { u32 ioc_state; + int rc; - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); + if (ioc->pci_error_recovery) + return 0; + ioc_state = mpt2sas_base_get_iocstate(ioc, 0); - dhsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: ioc_state(0x%08x)\n", + dhsprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: ioc_state(0x%08x)\n", ioc->name, __func__, ioc_state)); if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_READY) return 0; if (ioc_state & MPI2_DOORBELL_USED) { - dhsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "unexpected doorbell " + dhsprintk(ioc, printk(MPT2SAS_INFO_FMT "unexpected doorbell " "active!\n", ioc->name)); goto issue_diag_reset; } @@ -3426,11 +3437,15 @@ _base_make_ioc_ready(struct MPT2SAS_ADAPTER *ioc, int sleep_flag, if ((ioc_state & MPI2_IOC_STATE_MASK) == MPI2_IOC_STATE_OPERATIONAL) if (!(_base_send_ioc_reset(ioc, - MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET, 15, CAN_SLEEP))) + MPI2_FUNCTION_IOC_MESSAGE_UNIT_RESET, 15, CAN_SLEEP))) { + ioc->ioc_reset_count++; return 0; + } issue_diag_reset: - return _base_diag_reset(ioc, CAN_SLEEP); + rc = _base_diag_reset(ioc, CAN_SLEEP); + ioc->ioc_reset_count++; + return rc; } /** @@ -3449,7 +3464,7 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) u16 smid; struct _tr_list *delayed_tr, *delayed_tr_next; - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); /* clean the delayed target reset list */ @@ -3459,6 +3474,12 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) kfree(delayed_tr); } + list_for_each_entry_safe(delayed_tr, delayed_tr_next, + &ioc->delayed_tr_volume_list, list) { + list_del(&delayed_tr->list); + kfree(delayed_tr); + } + /* initialize the scsi lookup free list */ spin_lock_irqsave(&ioc->scsi_lookup_lock, flags); INIT_LIST_HEAD(&ioc->free_list); @@ -3520,6 +3541,13 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) if (sleep_flag == CAN_SLEEP) _base_static_config_pages(ioc); + if (ioc->wait_for_port_enable_to_complete) { + if (diag_buffer_enable != 0) + mpt2sas_enable_diag_buffer(ioc, diag_buffer_enable); + if (disable_discovery > 0) + return r; + } + r = _base_send_port_enable(ioc, sleep_flag); if (r) return r; @@ -3538,7 +3566,7 @@ mpt2sas_base_free_resources(struct MPT2SAS_ADAPTER *ioc) { struct pci_dev *pdev = ioc->pdev; - dexitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dexitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); _base_mask_interrupts(ioc); @@ -3571,7 +3599,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) { int r, i; - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); r = mpt2sas_base_map_resources(ioc); @@ -3606,6 +3634,17 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) init_waitqueue_head(&ioc->reset_wq); + /* allocate memory pd handle bitmask list */ + ioc->pd_handles_sz = (ioc->facts.MaxDevHandle / 8); + if (ioc->facts.MaxDevHandle % 8) + ioc->pd_handles_sz++; + ioc->pd_handles = kzalloc(ioc->pd_handles_sz, + GFP_KERNEL); + if (!ioc->pd_handles) { + r = -ENOMEM; + goto out_free_resources; + } + ioc->fwfault_debug = mpt2sas_fwfault_debug; /* base internal command bits */ @@ -3635,11 +3674,20 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) /* ctl module internal command bits */ ioc->ctl_cmds.reply = kzalloc(ioc->reply_sz, GFP_KERNEL); + ioc->ctl_cmds.sense = kzalloc(SCSI_SENSE_BUFFERSIZE, GFP_KERNEL); ioc->ctl_cmds.status = MPT2_CMD_NOT_USED; mutex_init(&ioc->ctl_cmds.mutex); if (!ioc->base_cmds.reply || !ioc->transport_cmds.reply || !ioc->scsih_cmds.reply || !ioc->tm_cmds.reply || + !ioc->config_cmds.reply || !ioc->ctl_cmds.reply || + !ioc->ctl_cmds.sense) { + r = -ENOMEM; + goto out_free_resources; + } + + if (!ioc->base_cmds.reply || !ioc->transport_cmds.reply || + !ioc->scsih_cmds.reply || !ioc->tm_cmds.reply || !ioc->config_cmds.reply || !ioc->ctl_cmds.reply) { r = -ENOMEM; goto out_free_resources; @@ -3667,8 +3715,6 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) goto out_free_resources; mpt2sas_base_start_watchdog(ioc); - if (diag_buffer_enable != 0) - mpt2sas_enable_diag_buffer(ioc, diag_buffer_enable); return 0; out_free_resources: @@ -3677,12 +3723,14 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc) mpt2sas_base_free_resources(ioc); _base_release_memory_pools(ioc); pci_set_drvdata(ioc->pdev, NULL); + kfree(ioc->pd_handles); kfree(ioc->tm_cmds.reply); kfree(ioc->transport_cmds.reply); kfree(ioc->scsih_cmds.reply); kfree(ioc->config_cmds.reply); kfree(ioc->base_cmds.reply); kfree(ioc->ctl_cmds.reply); + kfree(ioc->ctl_cmds.sense); kfree(ioc->pfacts); ioc->ctl_cmds.reply = NULL; ioc->base_cmds.reply = NULL; @@ -3705,15 +3753,17 @@ void mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc) { - dexitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dexitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); mpt2sas_base_stop_watchdog(ioc); mpt2sas_base_free_resources(ioc); _base_release_memory_pools(ioc); pci_set_drvdata(ioc->pdev, NULL); + kfree(ioc->pd_handles); kfree(ioc->pfacts); kfree(ioc->ctl_cmds.reply); + kfree(ioc->ctl_cmds.sense); kfree(ioc->base_cmds.reply); kfree(ioc->tm_cmds.reply); kfree(ioc->transport_cmds.reply); @@ -3738,11 +3788,11 @@ _base_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) { switch (reset_phase) { case MPT2_IOC_PRE_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "MPT2_IOC_PRE_RESET\n", ioc->name, __func__)); break; case MPT2_IOC_AFTER_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "MPT2_IOC_AFTER_RESET\n", ioc->name, __func__)); if (ioc->transport_cmds.status & MPT2_CMD_PENDING) { ioc->transport_cmds.status |= MPT2_CMD_RESET; @@ -3762,7 +3812,7 @@ _base_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) } break; case MPT2_IOC_DONE_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "MPT2_IOC_DONE_RESET\n", ioc->name, __func__)); break; } @@ -3804,7 +3854,7 @@ _wait_for_commands_to_complete(struct MPT2SAS_ADAPTER *ioc, int sleep_flag) return; /* wait for pending commands to complete */ - wait_event_timeout(ioc->reset_wq, ioc->pending_io_count == 0, 3 * HZ); + wait_event_timeout(ioc->reset_wq, ioc->pending_io_count == 0, 10 * HZ); } /** @@ -3822,19 +3872,37 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag, int r; unsigned long flags; - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: enter\n", ioc->name, + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, __func__)); + if (ioc->pci_error_recovery) { + printk(MPT2SAS_ERR_FMT "%s: pci error recovery reset\n", + ioc->name, __func__); + r = 0; + goto out; + } + if (mpt2sas_fwfault_debug) mpt2sas_halt_firmware(ioc); - spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags); - if (ioc->shost_recovery) { - spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); - printk(MPT2SAS_ERR_FMT "%s: busy\n", - ioc->name, __func__); - return -EBUSY; + /* TODO - What we really should be doing is pulling + * out all the code associated with NO_SLEEP; its never used. + * That is legacy code from mpt fusion driver, ported over. + * I will leave this BUG_ON here for now till its been resolved. + */ + BUG_ON(sleep_flag == NO_SLEEP); + + /* wait for an active reset in progress to complete */ + if (!mutex_trylock(&ioc->reset_in_progress_mutex)) { + do { + ssleep(1); + } while (ioc->shost_recovery == 1); + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: exit\n", ioc->name, + __func__)); + return ioc->ioc_reset_in_progress_status; } + + spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags); ioc->shost_recovery = 1; spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); @@ -3849,13 +3917,17 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag, if (!r) _base_reset_handler(ioc, MPT2_IOC_DONE_RESET); out: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: %s\n", + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: %s\n", ioc->name, __func__, ((r == 0) ? "SUCCESS" : "FAILED"))); spin_lock_irqsave(&ioc->ioc_reset_in_progress_lock, flags); + ioc->ioc_reset_in_progress_status = r; ioc->shost_recovery = 0; complete(&ioc->shost_recovery_done); spin_unlock_irqrestore(&ioc->ioc_reset_in_progress_lock, flags); + mutex_unlock(&ioc->reset_in_progress_mutex); + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: exit\n", ioc->name, + __func__)); return r; } diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h index b4afe431ac1e..0ebef0c0d949 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_base.h +++ b/drivers/scsi/mpt2sas/mpt2sas_base.h @@ -69,11 +69,11 @@ #define MPT2SAS_DRIVER_NAME "mpt2sas" #define MPT2SAS_AUTHOR "LSI Corporation <DL-MPTFusionLinux@lsi.com>" #define MPT2SAS_DESCRIPTION "LSI MPT Fusion SAS 2.0 Device Driver" -#define MPT2SAS_DRIVER_VERSION "05.100.00.02" -#define MPT2SAS_MAJOR_VERSION 05 +#define MPT2SAS_DRIVER_VERSION "06.100.00.00" +#define MPT2SAS_MAJOR_VERSION 06 #define MPT2SAS_MINOR_VERSION 100 #define MPT2SAS_BUILD_VERSION 00 -#define MPT2SAS_RELEASE_VERSION 02 +#define MPT2SAS_RELEASE_VERSION 00 /* * Set MPT2SAS_SG_DEPTH value based on user input. @@ -124,7 +124,6 @@ * logging format */ #define MPT2SAS_FMT "%s: " -#define MPT2SAS_DEBUG_FMT KERN_DEBUG MPT2SAS_FMT #define MPT2SAS_INFO_FMT KERN_INFO MPT2SAS_FMT #define MPT2SAS_NOTE_FMT KERN_NOTICE MPT2SAS_FMT #define MPT2SAS_WARN_FMT KERN_WARNING MPT2SAS_FMT @@ -248,6 +247,7 @@ struct MPT2SAS_DEVICE { * @mutex: mutex * @done: completion * @reply: reply message pointer + * @sense: sense data * @status: MPT2_CMD_XXX status * @smid: system message id */ @@ -255,6 +255,7 @@ struct _internal_cmd { struct mutex mutex; struct completion done; void *reply; + void *sense; u16 status; u16 smid; }; @@ -276,7 +277,7 @@ struct _internal_cmd { * @id: target id * @channel: target channel * @slot: number number - * @hidden_raid_component: set to 1 when this is a raid member + * @phy: phy identifier provided in sas device page 0 * @responding: used in _scsih_sas_device_mark_responding */ struct _sas_device { @@ -294,7 +295,7 @@ struct _sas_device { int id; int channel; u16 slot; - u8 hidden_raid_component; + u8 phy; u8 responding; }; @@ -476,6 +477,7 @@ typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr); * @ioc_link_reset_in_progress: phy/hard reset in progress * @ignore_loginfos: ignore loginfos during task managment * @remove_host: flag for when driver unloads, to avoid sending dev resets + * @pci_error_recovery: flag to prevent ioc access until slot reset completes * @wait_for_port_enable_to_complete: * @msix_enable: flag indicating msix is enabled * @msix_vector_count: number msix vectors @@ -488,6 +490,8 @@ typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr); * @ctl_cb_idx: clt internal commands * @base_cb_idx: base internal commands * @config_cb_idx: base internal commands + * @tm_tr_cb_idx : device removal target reset handshake + * @tm_tr_volume_cb_idx : volume removal target reset * @base_cmds: * @transport_cmds: * @scsih_cmds: @@ -516,6 +520,9 @@ typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr); * @sas_device_lock: * @io_missing_delay: time for IO completed by fw when PDR enabled * @device_missing_delay: time for device missing by fw when PDR enabled + * @sas_id : used for setting volume target IDs + * @pd_handles : bitmask for PD handles + * @pd_handles_sz : size of pd_handle bitmask * @config_page_sz: config page size * @config_page: reserve memory for config page payload * @config_page_dma: @@ -568,6 +575,8 @@ typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr); * @reply_post_free_dma: * @reply_post_free_dma_pool: * @reply_post_host_index: head index in the pool where FW completes IO + * @delayed_tr_list: target reset link list + * @delayed_tr_volume_list: volume target reset link list */ struct MPT2SAS_ADAPTER { struct list_head list; @@ -600,17 +609,23 @@ struct MPT2SAS_ADAPTER { int aen_event_read_flag; u8 broadcast_aen_busy; u8 shost_recovery; + + struct mutex reset_in_progress_mutex; struct completion shost_recovery_done; spinlock_t ioc_reset_in_progress_lock; u8 ioc_link_reset_in_progress; + int ioc_reset_in_progress_status; + u8 ignore_loginfos; u8 remove_host; + u8 pci_error_recovery; u8 wait_for_port_enable_to_complete; u8 msix_enable; u16 msix_vector_count; u32 *msix_table; u32 *msix_table_backup; + u32 ioc_reset_count; /* internal commands, callback index */ u8 scsi_io_cb_idx; @@ -621,6 +636,7 @@ struct MPT2SAS_ADAPTER { u8 base_cb_idx; u8 config_cb_idx; u8 tm_tr_cb_idx; + u8 tm_tr_volume_cb_idx; u8 tm_sas_control_cb_idx; struct _internal_cmd base_cmds; struct _internal_cmd transport_cmds; @@ -664,6 +680,9 @@ struct MPT2SAS_ADAPTER { u16 device_missing_delay; int sas_id; + void *pd_handles; + u16 pd_handles_sz; + /* config page */ u16 config_page_sz; void *config_page; @@ -735,6 +754,7 @@ struct MPT2SAS_ADAPTER { u32 reply_post_host_index; struct list_head delayed_tr_list; + struct list_head delayed_tr_volume_list; /* diag buffer support */ u8 *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT]; @@ -745,6 +765,8 @@ struct MPT2SAS_ADAPTER { Mpi2ManufacturingPage10_t manu_pg10; u32 product_specific[MPI2_DIAG_BUF_TYPE_COUNT][23]; u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT]; + u32 ring_buffer_offset; + u32 ring_buffer_sz; }; typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, diff --git a/drivers/scsi/mpt2sas/mpt2sas_config.c b/drivers/scsi/mpt2sas/mpt2sas_config.c index c65442982d7b..6afd67b324fe 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_config.c +++ b/drivers/scsi/mpt2sas/mpt2sas_config.c @@ -159,7 +159,7 @@ _config_display_some_debug(struct MPT2SAS_ADAPTER *ioc, u16 smid, if (!desc) return; - printk(MPT2SAS_DEBUG_FMT "%s: %s(%d), action(%d), form(0x%08x), " + printk(MPT2SAS_INFO_FMT "%s: %s(%d), action(%d), form(0x%08x), " "smid(%d)\n", ioc->name, calling_function_name, desc, mpi_request->Header.PageNumber, mpi_request->Action, le32_to_cpu(mpi_request->PageAddress), smid); @@ -168,7 +168,7 @@ _config_display_some_debug(struct MPT2SAS_ADAPTER *ioc, u16 smid, return; if (mpi_reply->IOCStatus || mpi_reply->IOCLogInfo) - printk(MPT2SAS_DEBUG_FMT + printk(MPT2SAS_INFO_FMT "\tiocstatus(0x%04x), loginfo(0x%08x)\n", ioc->name, le16_to_cpu(mpi_reply->IOCStatus), le32_to_cpu(mpi_reply->IOCLogInfo)); @@ -401,7 +401,7 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t if (ioc->config_cmds.smid == smid) mpt2sas_base_free_smid(ioc, smid); if ((ioc->shost_recovery) || (ioc->config_cmds.status & - MPT2_CMD_RESET)) + MPT2_CMD_RESET) || ioc->pci_error_recovery) goto retry_config; issue_host_reset = 1; r = -EFAULT; diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c index d88e9756d8f5..b774973f0765 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c +++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c @@ -80,6 +80,32 @@ enum block_state { BLOCKING, }; +/** + * _ctl_sas_device_find_by_handle - sas device search + * @ioc: per adapter object + * @handle: sas device handle (assigned by firmware) + * Context: Calling function should acquire ioc->sas_device_lock + * + * This searches for sas_device based on sas_address, then return sas_device + * object. + */ +static struct _sas_device * +_ctl_sas_device_find_by_handle(struct MPT2SAS_ADAPTER *ioc, u16 handle) +{ + struct _sas_device *sas_device, *r; + + r = NULL; + list_for_each_entry(sas_device, &ioc->sas_device_list, list) { + if (sas_device->handle != handle) + continue; + r = sas_device; + goto out; + } + + out: + return r; +} + #ifdef CONFIG_SCSI_MPT2SAS_LOGGING /** * _ctl_display_some_debug - debug routine @@ -188,14 +214,14 @@ _ctl_display_some_debug(struct MPT2SAS_ADAPTER *ioc, u16 smid, if (!desc) return; - printk(MPT2SAS_DEBUG_FMT "%s: %s, smid(%d)\n", + printk(MPT2SAS_INFO_FMT "%s: %s, smid(%d)\n", ioc->name, calling_function_name, desc, smid); if (!mpi_reply) return; if (mpi_reply->IOCStatus || mpi_reply->IOCLogInfo) - printk(MPT2SAS_DEBUG_FMT + printk(MPT2SAS_INFO_FMT "\tiocstatus(0x%04x), loginfo(0x%08x)\n", ioc->name, le16_to_cpu(mpi_reply->IOCStatus), le32_to_cpu(mpi_reply->IOCLogInfo)); @@ -205,8 +231,24 @@ _ctl_display_some_debug(struct MPT2SAS_ADAPTER *ioc, u16 smid, MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) { Mpi2SCSIIOReply_t *scsi_reply = (Mpi2SCSIIOReply_t *)mpi_reply; + struct _sas_device *sas_device = NULL; + unsigned long flags; + + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = _ctl_sas_device_find_by_handle(ioc, + le16_to_cpu(scsi_reply->DevHandle)); + if (sas_device) { + printk(MPT2SAS_WARN_FMT "\tsas_address(0x%016llx), " + "phy(%d)\n", ioc->name, (unsigned long long) + sas_device->sas_address, sas_device->phy); + printk(MPT2SAS_WARN_FMT + "\tenclosure_logical_id(0x%016llx), slot(%d)\n", + ioc->name, sas_device->enclosure_logical_id, + sas_device->slot); + } + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); if (scsi_reply->SCSIState || scsi_reply->SCSIStatus) - printk(MPT2SAS_DEBUG_FMT + printk(MPT2SAS_INFO_FMT "\tscsi_state(0x%02x), scsi_status" "(0x%02x)\n", ioc->name, scsi_reply->SCSIState, @@ -233,6 +275,9 @@ mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply) { MPI2DefaultReply_t *mpi_reply; + Mpi2SCSIIOReply_t *scsiio_reply; + const void *sense_data; + u32 sz; if (ioc->ctl_cmds.status == MPT2_CMD_NOT_USED) return 1; @@ -243,6 +288,20 @@ mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, if (mpi_reply) { memcpy(ioc->ctl_cmds.reply, mpi_reply, mpi_reply->MsgLength*4); ioc->ctl_cmds.status |= MPT2_CMD_REPLY_VALID; + /* get sense data */ + if (mpi_reply->Function == MPI2_FUNCTION_SCSI_IO_REQUEST || + mpi_reply->Function == + MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) { + scsiio_reply = (Mpi2SCSIIOReply_t *)mpi_reply; + if (scsiio_reply->SCSIState & + MPI2_SCSI_STATE_AUTOSENSE_VALID) { + sz = min_t(u32, SCSI_SENSE_BUFFERSIZE, + le32_to_cpu(scsiio_reply->SenseCount)); + sense_data = mpt2sas_base_get_sense_buffer(ioc, + smid); + memcpy(ioc->ctl_cmds.sense, sense_data, sz); + } + } } #ifdef CONFIG_SCSI_MPT2SAS_LOGGING _ctl_display_some_debug(ioc, smid, "ctl_done", mpi_reply); @@ -392,7 +451,7 @@ mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) switch (reset_phase) { case MPT2_IOC_PRE_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "MPT2_IOC_PRE_RESET\n", ioc->name, __func__)); for (i = 0; i < MPI2_DIAG_BUF_TYPE_COUNT; i++) { if (!(ioc->diag_buffer_status[i] & @@ -405,7 +464,7 @@ mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) } break; case MPT2_IOC_AFTER_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "MPT2_IOC_AFTER_RESET\n", ioc->name, __func__)); if (ioc->ctl_cmds.status & MPT2_CMD_PENDING) { ioc->ctl_cmds.status |= MPT2_CMD_RESET; @@ -414,7 +473,7 @@ mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) } break; case MPT2_IOC_DONE_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "MPT2_IOC_DONE_RESET\n", ioc->name, __func__)); for (i = 0; i < MPI2_DIAG_BUF_TYPE_COUNT; i++) { @@ -531,7 +590,7 @@ _ctl_set_task_mid(struct MPT2SAS_ADAPTER *ioc, struct mpt2_ioctl_command *karg, spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags); if (!found) { - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "handle(0x%04x), lun(%d), no active mid!!\n", ioc->name, desc, le16_to_cpu(tm_request->DevHandle), lun)); tm_reply = ioc->ctl_cmds.reply; @@ -549,7 +608,7 @@ _ctl_set_task_mid(struct MPT2SAS_ADAPTER *ioc, struct mpt2_ioctl_command *karg, return 1; } - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "handle(0x%04x), lun(%d), task_mid(%d)\n", ioc->name, desc, le16_to_cpu(tm_request->DevHandle), lun, le16_to_cpu(tm_request->TaskMID))); @@ -567,7 +626,7 @@ static long _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, struct mpt2_ioctl_command karg, void __user *mf, enum block_state state) { - MPI2RequestHeader_t *mpi_request; + MPI2RequestHeader_t *mpi_request = NULL, *request; MPI2DefaultReply_t *mpi_reply; u32 ioc_state; u16 ioc_status; @@ -576,7 +635,6 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, u8 issue_reset; u32 sz; void *psge; - void *priv_sense = NULL; void *data_out = NULL; dma_addr_t data_out_dma; size_t data_out_sz = 0; @@ -621,31 +679,50 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, printk(MPT2SAS_INFO_FMT "%s: ioc is operational\n", ioc->name, __func__); - smid = mpt2sas_base_get_smid_scsiio(ioc, ioc->ctl_cb_idx, NULL); - if (!smid) { - printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", - ioc->name, __func__); - ret = -EAGAIN; + mpi_request = kzalloc(ioc->request_sz, GFP_KERNEL); + if (!mpi_request) { + printk(MPT2SAS_ERR_FMT "%s: failed obtaining a memory for " + "mpi_request\n", ioc->name, __func__); + ret = -ENOMEM; goto out; } - ret = 0; - ioc->ctl_cmds.status = MPT2_CMD_PENDING; - memset(ioc->ctl_cmds.reply, 0, ioc->reply_sz); - mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); - ioc->ctl_cmds.smid = smid; - data_out_sz = karg.data_out_size; - data_in_sz = karg.data_in_size; - /* copy in request message frame from user */ if (copy_from_user(mpi_request, mf, karg.data_sge_offset*4)) { printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); ret = -EFAULT; - mpt2sas_base_free_smid(ioc, smid); goto out; } + if (mpi_request->Function == MPI2_FUNCTION_SCSI_TASK_MGMT) { + smid = mpt2sas_base_get_smid_hpr(ioc, ioc->ctl_cb_idx); + if (!smid) { + printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", + ioc->name, __func__); + ret = -EAGAIN; + goto out; + } + } else { + + smid = mpt2sas_base_get_smid_scsiio(ioc, ioc->ctl_cb_idx, NULL); + if (!smid) { + printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", + ioc->name, __func__); + ret = -EAGAIN; + goto out; + } + } + + ret = 0; + ioc->ctl_cmds.status = MPT2_CMD_PENDING; + memset(ioc->ctl_cmds.reply, 0, ioc->reply_sz); + request = mpt2sas_base_get_msg_frame(ioc, smid); + memcpy(request, mpi_request, karg.data_sge_offset*4); + ioc->ctl_cmds.smid = smid; + data_out_sz = karg.data_out_size; + data_in_sz = karg.data_in_size; + if (mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST || mpi_request->Function == MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH) { if (!le16_to_cpu(mpi_request->FunctionDependent1) || @@ -691,7 +768,7 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, } /* add scatter gather elements */ - psge = (void *)mpi_request + (karg.data_sge_offset*4); + psge = (void *)request + (karg.data_sge_offset*4); if (!data_out_sz && !data_in_sz) { mpt2sas_base_build_zero_len_sge(ioc, psge); @@ -739,11 +816,11 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, case MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH: { Mpi2SCSIIORequest_t *scsiio_request = - (Mpi2SCSIIORequest_t *)mpi_request; + (Mpi2SCSIIORequest_t *)request; + scsiio_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE; scsiio_request->SenseBufferLowAddress = mpt2sas_base_get_sense_buffer_dma(ioc, smid); - priv_sense = mpt2sas_base_get_sense_buffer(ioc, smid); - memset(priv_sense, 0, SCSI_SENSE_BUFFERSIZE); + memset(ioc->ctl_cmds.sense, 0, SCSI_SENSE_BUFFERSIZE); if (mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST) mpt2sas_base_put_smid_scsi_io(ioc, smid, le16_to_cpu(mpi_request->FunctionDependent1)); @@ -754,9 +831,9 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, case MPI2_FUNCTION_SCSI_TASK_MGMT: { Mpi2SCSITaskManagementRequest_t *tm_request = - (Mpi2SCSITaskManagementRequest_t *)mpi_request; + (Mpi2SCSITaskManagementRequest_t *)request; - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "TASK_MGMT: " + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "TASK_MGMT: " "handle(0x%04x), task_type(0x%02x)\n", ioc->name, le16_to_cpu(tm_request->DevHandle), tm_request->TaskType)); @@ -851,7 +928,7 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, Mpi2SCSITaskManagementReply_t *tm_reply = (Mpi2SCSITaskManagementReply_t *)mpi_reply; - printk(MPT2SAS_DEBUG_FMT "TASK_MGMT: " + printk(MPT2SAS_INFO_FMT "TASK_MGMT: " "IOCStatus(0x%04x), IOCLogInfo(0x%08x), " "TerminationCount(0x%08x)\n", ioc->name, le16_to_cpu(tm_reply->IOCStatus), @@ -887,7 +964,8 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, MPI2_FUNCTION_SCSI_IO_REQUEST || mpi_request->Function == MPI2_FUNCTION_RAID_SCSI_IO_PASSTHROUGH)) { sz = min_t(u32, karg.max_sense_bytes, SCSI_SENSE_BUFFERSIZE); - if (copy_to_user(karg.sense_data_ptr, priv_sense, sz)) { + if (copy_to_user(karg.sense_data_ptr, + ioc->ctl_cmds.sense, sz)) { printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); ret = -ENODATA; @@ -926,6 +1004,7 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc, pci_free_consistent(ioc->pdev, data_out_sz, data_out, data_out_dma); + kfree(mpi_request); ioc->ctl_cmds.status = MPT2_CMD_NOT_USED; mutex_unlock(&ioc->ctl_cmds.mutex); return ret; @@ -950,7 +1029,7 @@ _ctl_getiocinfo(void __user *arg) if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) return -ENODEV; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: enter\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, __func__)); memset(&karg, 0 , sizeof(karg)); @@ -998,7 +1077,7 @@ _ctl_eventquery(void __user *arg) if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) return -ENODEV; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: enter\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, __func__)); karg.event_entries = MPT2SAS_CTL_EVENT_LOG_SIZE; @@ -1031,7 +1110,7 @@ _ctl_eventenable(void __user *arg) if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) return -ENODEV; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: enter\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, __func__)); if (ioc->event_log) @@ -1073,7 +1152,7 @@ _ctl_eventreport(void __user *arg) if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) return -ENODEV; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: enter\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, __func__)); number_bytes = karg.hdr.max_data_size - @@ -1118,7 +1197,7 @@ _ctl_do_reset(void __user *arg) if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) return -ENODEV; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: enter\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, __func__)); retval = mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, @@ -1219,7 +1298,7 @@ _ctl_btdh_mapping(void __user *arg) if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) return -ENODEV; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); rc = _ctl_btdh_search_sas_device(ioc, &karg); @@ -1288,7 +1367,7 @@ _ctl_diag_register_2(struct MPT2SAS_ADAPTER *ioc, u16 ioc_status; u8 issue_reset = 0; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); if (ioc->ctl_cmds.status != MPT2_CMD_NOT_USED) { @@ -1376,7 +1455,7 @@ _ctl_diag_register_2(struct MPT2SAS_ADAPTER *ioc, mpi_request->VF_ID = 0; /* TODO */ mpi_request->VP_ID = 0; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: diag_buffer(0x%p), " + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: diag_buffer(0x%p), " "dma(0x%llx), sz(%d)\n", ioc->name, __func__, request_data, (unsigned long long)request_data_dma, le32_to_cpu(mpi_request->BufferLength))); @@ -1414,10 +1493,10 @@ _ctl_diag_register_2(struct MPT2SAS_ADAPTER *ioc, if (ioc_status == MPI2_IOCSTATUS_SUCCESS) { ioc->diag_buffer_status[buffer_type] |= MPT2_DIAG_BUFFER_IS_REGISTERED; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: success\n", + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: success\n", ioc->name, __func__)); } else { - printk(MPT2SAS_DEBUG_FMT "%s: ioc_status(0x%04x) " + printk(MPT2SAS_INFO_FMT "%s: ioc_status(0x%04x) " "log_info(0x%08x)\n", ioc->name, __func__, ioc_status, le32_to_cpu(mpi_reply->IOCLogInfo)); rc = -EFAULT; @@ -1541,7 +1620,7 @@ _ctl_diag_unregister(void __user *arg) if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) return -ENODEV; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); buffer_type = karg.unique_id & 0x000000ff; @@ -1611,7 +1690,7 @@ _ctl_diag_query(void __user *arg) if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) return -ENODEV; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); karg.application_flags = 0; @@ -1689,7 +1768,7 @@ _ctl_send_release(struct MPT2SAS_ADAPTER *ioc, u8 buffer_type, u8 *issue_reset) int rc; unsigned long timeleft; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); rc = 0; @@ -1697,7 +1776,7 @@ _ctl_send_release(struct MPT2SAS_ADAPTER *ioc, u8 buffer_type, u8 *issue_reset) ioc_state = mpt2sas_base_get_iocstate(ioc, 1); if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "skipping due to FAULT state\n", ioc->name, __func__)); rc = -EAGAIN; @@ -1759,10 +1838,10 @@ _ctl_send_release(struct MPT2SAS_ADAPTER *ioc, u8 buffer_type, u8 *issue_reset) if (ioc_status == MPI2_IOCSTATUS_SUCCESS) { ioc->diag_buffer_status[buffer_type] |= MPT2_DIAG_BUFFER_IS_RELEASED; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: success\n", + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: success\n", ioc->name, __func__)); } else { - printk(MPT2SAS_DEBUG_FMT "%s: ioc_status(0x%04x) " + printk(MPT2SAS_INFO_FMT "%s: ioc_status(0x%04x) " "log_info(0x%08x)\n", ioc->name, __func__, ioc_status, le32_to_cpu(mpi_reply->IOCLogInfo)); rc = -EFAULT; @@ -1800,7 +1879,7 @@ _ctl_diag_release(void __user *arg, enum block_state state) if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) return -ENODEV; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); buffer_type = karg.unique_id & 0x000000ff; @@ -1896,7 +1975,7 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state) if (_ctl_verify_adapter(karg.hdr.ioc_number, &ioc) == -1 || !ioc) return -ENODEV; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name, + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__)); buffer_type = karg.unique_id & 0x000000ff; @@ -1927,7 +2006,7 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state) } diag_data = (void *)(request_data + karg.starting_offset); - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: diag_buffer(%p), " + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: diag_buffer(%p), " "offset(%d), sz(%d)\n", ioc->name, __func__, diag_data, karg.starting_offset, karg.bytes_to_read)); @@ -1942,11 +2021,11 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state) if ((karg.flags & MPT2_FLAGS_REREGISTER) == 0) return 0; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: Reregister " + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: Reregister " "buffer_type(0x%02x)\n", ioc->name, __func__, buffer_type)); if ((ioc->diag_buffer_status[buffer_type] & MPT2_DIAG_BUFFER_IS_RELEASED) == 0) { - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "buffer_type(0x%02x) is still registered\n", ioc->name, __func__, buffer_type)); return 0; @@ -2020,10 +2099,10 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state) if (ioc_status == MPI2_IOCSTATUS_SUCCESS) { ioc->diag_buffer_status[buffer_type] |= MPT2_DIAG_BUFFER_IS_REGISTERED; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: success\n", + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: success\n", ioc->name, __func__)); } else { - printk(MPT2SAS_DEBUG_FMT "%s: ioc_status(0x%04x) " + printk(MPT2SAS_INFO_FMT "%s: ioc_status(0x%04x) " "log_info(0x%08x)\n", ioc->name, __func__, ioc_status, le32_to_cpu(mpi_reply->IOCLogInfo)); rc = -EFAULT; @@ -2077,7 +2156,7 @@ _ctl_ioctl_main(struct file *file, unsigned int cmd, void __user *arg) !ioc) return -ENODEV; - if (ioc->shost_recovery) + if (ioc->shost_recovery || ioc->pci_error_recovery) return -EAGAIN; if (_IOC_SIZE(cmd) == sizeof(struct mpt2_ioctl_command)) { @@ -2140,7 +2219,7 @@ _ctl_ioctl_main(struct file *file, unsigned int cmd, void __user *arg) !ioc) return -ENODEV; - dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dctlprintk(ioc, printk(MPT2SAS_INFO_FMT "unsupported ioctl opcode(0x%08x)\n", ioc->name, cmd)); break; } @@ -2196,7 +2275,7 @@ _ctl_compat_mpt_command(struct file *file, unsigned cmd, unsigned long arg) if (_ctl_verify_adapter(karg32.hdr.ioc_number, &ioc) == -1 || !ioc) return -ENODEV; - if (ioc->shost_recovery) + if (ioc->shost_recovery || ioc->pci_error_recovery) return -EAGAIN; memset(&karg, 0, sizeof(struct mpt2_ioctl_command)); @@ -2581,6 +2660,218 @@ _ctl_fwfault_debug_store(struct device *cdev, static DEVICE_ATTR(fwfault_debug, S_IRUGO | S_IWUSR, _ctl_fwfault_debug_show, _ctl_fwfault_debug_store); + +/** + * _ctl_ioc_reset_count_show - ioc reset count + * @cdev - pointer to embedded class device + * @buf - the buffer returned + * + * This is firmware queue depth limit + * + * A sysfs 'read-only' shost attribute. + */ +static ssize_t +_ctl_ioc_reset_count_show(struct device *cdev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(cdev); + struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); + + return snprintf(buf, PAGE_SIZE, "%08d\n", ioc->ioc_reset_count); +} +static DEVICE_ATTR(ioc_reset_count, S_IRUGO, + _ctl_ioc_reset_count_show, NULL); + +struct DIAG_BUFFER_START { + u32 Size; + u32 DiagVersion; + u8 BufferType; + u8 Reserved[3]; + u32 Reserved1; + u32 Reserved2; + u32 Reserved3; +}; +/** + * _ctl_host_trace_buffer_size_show - host buffer size (trace only) + * @cdev - pointer to embedded class device + * @buf - the buffer returned + * + * A sysfs 'read-only' shost attribute. + */ +static ssize_t +_ctl_host_trace_buffer_size_show(struct device *cdev, + struct device_attribute *attr, char *buf) +{ + struct Scsi_Host *shost = class_to_shost(cdev); + struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); + u32 size = 0; + struct DIAG_BUFFER_START *request_data; + + if (!ioc->diag_buffer[MPI2_DIAG_BUF_TYPE_TRACE]) { + printk(MPT2SAS_ERR_FMT "%s: host_trace_buffer is not " + "registered\n", ioc->name, __func__); + return 0; + } + + if ((ioc->diag_buffer_status[MPI2_DIAG_BUF_TYPE_TRACE] & + MPT2_DIAG_BUFFER_IS_REGISTERED) == 0) { + printk(MPT2SAS_ERR_FMT "%s: host_trace_buffer is not " + "registered\n", ioc->name, __func__); + return 0; + } + + request_data = (struct DIAG_BUFFER_START *) + ioc->diag_buffer[MPI2_DIAG_BUF_TYPE_TRACE]; + if ((le32_to_cpu(request_data->DiagVersion) == 0x00000000 || + le32_to_cpu(request_data->DiagVersion) == 0x01000000) && + le32_to_cpu(request_data->Reserved3) == 0x4742444c) + size = le32_to_cpu(request_data->Size); + + ioc->ring_buffer_sz = size; + return snprintf(buf, PAGE_SIZE, "%d\n", size); +} +static DEVICE_ATTR(host_trace_buffer_size, S_IRUGO, + _ctl_host_trace_buffer_size_show, NULL); + +/** + * _ctl_host_trace_buffer_show - firmware ring buffer (trace only) + * @cdev - pointer to embedded class device + * @buf - the buffer returned + * + * A sysfs 'read/write' shost attribute. + * + * You will only be able to read 4k bytes of ring buffer at a time. + * In order to read beyond 4k bytes, you will have to write out the + * offset to the same attribute, it will move the pointer. + */ +static ssize_t +_ctl_host_trace_buffer_show(struct device *cdev, struct device_attribute *attr, + char *buf) +{ + struct Scsi_Host *shost = class_to_shost(cdev); + struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); + void *request_data; + u32 size; + + if (!ioc->diag_buffer[MPI2_DIAG_BUF_TYPE_TRACE]) { + printk(MPT2SAS_ERR_FMT "%s: host_trace_buffer is not " + "registered\n", ioc->name, __func__); + return 0; + } + + if ((ioc->diag_buffer_status[MPI2_DIAG_BUF_TYPE_TRACE] & + MPT2_DIAG_BUFFER_IS_REGISTERED) == 0) { + printk(MPT2SAS_ERR_FMT "%s: host_trace_buffer is not " + "registered\n", ioc->name, __func__); + return 0; + } + + if (ioc->ring_buffer_offset > ioc->ring_buffer_sz) + return 0; + + size = ioc->ring_buffer_sz - ioc->ring_buffer_offset; + size = (size > PAGE_SIZE) ? PAGE_SIZE : size; + request_data = ioc->diag_buffer[0] + ioc->ring_buffer_offset; + memcpy(buf, request_data, size); + return size; +} + +static ssize_t +_ctl_host_trace_buffer_store(struct device *cdev, struct device_attribute *attr, + const char *buf, size_t count) +{ + struct Scsi_Host *shost = class_to_shost(cdev); + struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); + int val = 0; + + if (sscanf(buf, "%d", &val) != 1) + return -EINVAL; + + ioc->ring_buffer_offset = val; + return strlen(buf); +} +static DEVICE_ATTR(host_trace_buffer, S_IRUGO | S_IWUSR, + _ctl_host_trace_buffer_show, _ctl_host_trace_buffer_store); + +/*****************************************/ + +/** + * _ctl_host_trace_buffer_enable_show - firmware ring buffer (trace only) + * @cdev - pointer to embedded class device + * @buf - the buffer returned + * + * A sysfs 'read/write' shost attribute. + * + * This is a mechnism to post/release host_trace_buffers + */ +static ssize_t +_ctl_host_trace_buffer_enable_show(struct device *cdev, + struct device_attribute *attr, char *buf) +{ + struct Scsi_Host *shost = class_to_shost(cdev); + struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); + + if ((!ioc->diag_buffer[MPI2_DIAG_BUF_TYPE_TRACE]) || + ((ioc->diag_buffer_status[MPI2_DIAG_BUF_TYPE_TRACE] & + MPT2_DIAG_BUFFER_IS_REGISTERED) == 0)) + return snprintf(buf, PAGE_SIZE, "off\n"); + else if ((ioc->diag_buffer_status[MPI2_DIAG_BUF_TYPE_TRACE] & + MPT2_DIAG_BUFFER_IS_RELEASED)) + return snprintf(buf, PAGE_SIZE, "release\n"); + else + return snprintf(buf, PAGE_SIZE, "post\n"); +} + +static ssize_t +_ctl_host_trace_buffer_enable_store(struct device *cdev, + struct device_attribute *attr, const char *buf, size_t count) +{ + struct Scsi_Host *shost = class_to_shost(cdev); + struct MPT2SAS_ADAPTER *ioc = shost_priv(shost); + char str[10] = ""; + struct mpt2_diag_register diag_register; + u8 issue_reset = 0; + + if (sscanf(buf, "%s", str) != 1) + return -EINVAL; + + if (!strcmp(str, "post")) { + /* exit out if host buffers are already posted */ + if ((ioc->diag_buffer[MPI2_DIAG_BUF_TYPE_TRACE]) && + (ioc->diag_buffer_status[MPI2_DIAG_BUF_TYPE_TRACE] & + MPT2_DIAG_BUFFER_IS_REGISTERED) && + ((ioc->diag_buffer_status[MPI2_DIAG_BUF_TYPE_TRACE] & + MPT2_DIAG_BUFFER_IS_RELEASED) == 0)) + goto out; + memset(&diag_register, 0, sizeof(struct mpt2_diag_register)); + printk(MPT2SAS_INFO_FMT "posting host trace buffers\n", + ioc->name); + diag_register.buffer_type = MPI2_DIAG_BUF_TYPE_TRACE; + diag_register.requested_buffer_size = (1024 * 1024); + diag_register.unique_id = 0x7075900; + ioc->diag_buffer_status[MPI2_DIAG_BUF_TYPE_TRACE] = 0; + _ctl_diag_register_2(ioc, &diag_register); + } else if (!strcmp(str, "release")) { + /* exit out if host buffers are already released */ + if (!ioc->diag_buffer[MPI2_DIAG_BUF_TYPE_TRACE]) + goto out; + if ((ioc->diag_buffer_status[MPI2_DIAG_BUF_TYPE_TRACE] & + MPT2_DIAG_BUFFER_IS_REGISTERED) == 0) + goto out; + if ((ioc->diag_buffer_status[MPI2_DIAG_BUF_TYPE_TRACE] & + MPT2_DIAG_BUFFER_IS_RELEASED)) + goto out; + printk(MPT2SAS_INFO_FMT "releasing host trace buffer\n", + ioc->name); + _ctl_send_release(ioc, MPI2_DIAG_BUF_TYPE_TRACE, &issue_reset); + } + + out: + return strlen(buf); +} +static DEVICE_ATTR(host_trace_buffer_enable, S_IRUGO | S_IWUSR, + _ctl_host_trace_buffer_enable_show, _ctl_host_trace_buffer_enable_store); + struct device_attribute *mpt2sas_host_attrs[] = { &dev_attr_version_fw, &dev_attr_version_bios, @@ -2597,6 +2888,10 @@ struct device_attribute *mpt2sas_host_attrs[] = { &dev_attr_fwfault_debug, &dev_attr_fw_queue_depth, &dev_attr_host_sas_address, + &dev_attr_ioc_reset_count, + &dev_attr_host_trace_buffer_size, + &dev_attr_host_trace_buffer, + &dev_attr_host_trace_buffer_enable, NULL, }; diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c index c5ff26a2a51d..6273abd0535e 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c +++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c @@ -70,6 +70,8 @@ static void _scsih_expander_node_remove(struct MPT2SAS_ADAPTER *ioc, struct _sas_node *sas_expander); static void _firmware_event_work(struct work_struct *work); +static u8 _scsih_check_for_pending_tm(struct MPT2SAS_ADAPTER *ioc, u16 smid); + /* global parameters */ LIST_HEAD(mpt2sas_ioc_list); @@ -84,6 +86,7 @@ static u8 config_cb_idx = -1; static int mpt_ids; static u8 tm_tr_cb_idx = -1 ; +static u8 tm_tr_volume_cb_idx = -1 ; static u8 tm_sas_control_cb_idx = -1; /* command line options */ @@ -223,9 +226,12 @@ static struct pci_device_id scsih_pci_table[] = { PCI_ANY_ID, PCI_ANY_ID }, { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_6, PCI_ANY_ID, PCI_ANY_ID }, - { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_7, + /* Mustang ~ 2308 */ + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_1, + PCI_ANY_ID, PCI_ANY_ID }, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_2, PCI_ANY_ID, PCI_ANY_ID }, - { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2208_8, + { MPI2_MFGPAGE_VENDORID_LSI, MPI2_MFGPAGE_DEVID_SAS2308_3, PCI_ANY_ID, PCI_ANY_ID }, {0} /* Terminating entry */ }; @@ -432,7 +438,7 @@ _scsih_determine_boot_device(struct MPT2SAS_ADAPTER *ioc, (ioc->bios_pg2.ReqBootDeviceForm & MPI2_BIOSPAGE2_FORM_MASK), &ioc->bios_pg2.RequestedBootDevice)) { - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: req_boot_device(0x%016llx)\n", ioc->name, __func__, (unsigned long long)sas_address)); @@ -447,7 +453,7 @@ _scsih_determine_boot_device(struct MPT2SAS_ADAPTER *ioc, (ioc->bios_pg2.ReqAltBootDeviceForm & MPI2_BIOSPAGE2_FORM_MASK), &ioc->bios_pg2.RequestedAltBootDevice)) { - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: req_alt_boot_device(0x%016llx)\n", ioc->name, __func__, (unsigned long long)sas_address)); @@ -462,7 +468,7 @@ _scsih_determine_boot_device(struct MPT2SAS_ADAPTER *ioc, (ioc->bios_pg2.CurrentBootDeviceForm & MPI2_BIOSPAGE2_FORM_MASK), &ioc->bios_pg2.CurrentBootDevice)) { - dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: current_boot_device(0x%016llx)\n", ioc->name, __func__, (unsigned long long)sas_address)); @@ -563,7 +569,7 @@ _scsih_sas_device_add(struct MPT2SAS_ADAPTER *ioc, { unsigned long flags; - dewtprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: handle" + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle" "(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, sas_device->handle, (unsigned long long)sas_device->sas_address)); @@ -590,7 +596,7 @@ _scsih_sas_device_init_add(struct MPT2SAS_ADAPTER *ioc, { unsigned long flags; - dewtprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: handle" + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle" "(0x%04x), sas_addr(0x%016llx)\n", ioc->name, __func__, sas_device->handle, (unsigned long long)sas_device->sas_address)); @@ -692,7 +698,7 @@ _scsih_raid_device_add(struct MPT2SAS_ADAPTER *ioc, { unsigned long flags; - dewtprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: handle" + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle" "(0x%04x), wwid(0x%016llx)\n", ioc->name, __func__, raid_device->handle, (unsigned long long)raid_device->wwid)); @@ -1223,7 +1229,7 @@ _scsih_target_alloc(struct scsi_target *starget) sas_device->starget = starget; sas_device->id = starget->id; sas_device->channel = starget->channel; - if (sas_device->hidden_raid_component) + if (test_bit(sas_device->handle, ioc->pd_handles)) sas_target_priv_data->flags |= MPT_TARGET_FLAGS_RAID_COMPONENT; } @@ -1746,9 +1752,10 @@ _scsih_slave_configure(struct scsi_device *sdev) } sdev_printk(KERN_INFO, sdev, "%s: handle(0x%04x), " - "sas_addr(0x%016llx), device_name(0x%016llx)\n", + "sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n", ds, sas_device->handle, (unsigned long long)sas_device->sas_address, + sas_device->phy, (unsigned long long)sas_device->device_name); sdev_printk(KERN_INFO, sdev, "%s: " "enclosure_logical_id(0x%016llx), slot(%d)\n", ds, @@ -1990,7 +1997,8 @@ mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint channel, goto err_out; } - if (ioc->shost_recovery || ioc->remove_host) { + if (ioc->shost_recovery || ioc->remove_host || + ioc->pci_error_recovery) { printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", __func__, ioc->name); rc = FAILED; @@ -1999,7 +2007,7 @@ mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint channel, ioc_state = mpt2sas_base_get_iocstate(ioc, 0); if (ioc_state & MPI2_DOORBELL_USED) { - dhsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "unexpected doorbell " + dhsprintk(ioc, printk(MPT2SAS_INFO_FMT "unexpected doorbell " "active!\n", ioc->name)); mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, FORCE_BIG_HAMMER); @@ -2116,8 +2124,59 @@ mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint channel, } /** + * _scsih_tm_display_info - displays info about the device + * @ioc: per adapter struct + * @scmd: pointer to scsi command object + * + * Called by task management callback handlers. + */ +static void +_scsih_tm_display_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd) +{ + struct scsi_target *starget = scmd->device->sdev_target; + struct MPT2SAS_TARGET *priv_target = starget->hostdata; + struct _sas_device *sas_device = NULL; + unsigned long flags; + + if (!priv_target) + return; + + scsi_print_command(scmd); + if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { + starget_printk(KERN_INFO, starget, "volume handle(0x%04x), " + "volume wwid(0x%016llx)\n", + priv_target->handle, + (unsigned long long)priv_target->sas_address); + } else { + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, + priv_target->sas_address); + if (sas_device) { + if (priv_target->flags & + MPT_TARGET_FLAGS_RAID_COMPONENT) { + starget_printk(KERN_INFO, starget, + "volume handle(0x%04x), " + "volume wwid(0x%016llx)\n", + sas_device->volume_handle, + (unsigned long long)sas_device->volume_wwid); + } + starget_printk(KERN_INFO, starget, + "handle(0x%04x), sas_address(0x%016llx), phy(%d)\n", + sas_device->handle, + (unsigned long long)sas_device->sas_address, + sas_device->phy); + starget_printk(KERN_INFO, starget, + "enclosure_logical_id(0x%016llx), slot(%d)\n", + (unsigned long long)sas_device->enclosure_logical_id, + sas_device->slot); + } + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + } +} + +/** * _scsih_abort - eh threads main abort routine - * @sdev: scsi device struct + * @scmd: pointer to scsi command object * * Returns SUCCESS if command aborted else FAILED */ @@ -2130,14 +2189,14 @@ _scsih_abort(struct scsi_cmnd *scmd) u16 handle; int r; - printk(MPT2SAS_INFO_FMT "attempting task abort! scmd(%p)\n", - ioc->name, scmd); - scsi_print_command(scmd); + sdev_printk(KERN_INFO, scmd->device, "attempting task abort! " + "scmd(%p)\n", scmd); + _scsih_tm_display_info(ioc, scmd); sas_device_priv_data = scmd->device->hostdata; if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { - printk(MPT2SAS_INFO_FMT "device been deleted! scmd(%p)\n", - ioc->name, scmd); + sdev_printk(KERN_INFO, scmd->device, "device been deleted! " + "scmd(%p)\n", scmd); scmd->result = DID_NO_CONNECT << 16; scmd->scsi_done(scmd); r = SUCCESS; @@ -2169,14 +2228,14 @@ _scsih_abort(struct scsi_cmnd *scmd) MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30, scmd); out: - printk(MPT2SAS_INFO_FMT "task abort: %s scmd(%p)\n", - ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); + sdev_printk(KERN_INFO, scmd->device, "task abort: %s scmd(%p)\n", + ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); return r; } /** * _scsih_dev_reset - eh threads main device reset routine - * @sdev: scsi device struct + * @scmd: pointer to scsi command object * * Returns SUCCESS if command aborted else FAILED */ @@ -2190,14 +2249,16 @@ _scsih_dev_reset(struct scsi_cmnd *scmd) u16 handle; int r; - printk(MPT2SAS_INFO_FMT "attempting device reset! scmd(%p)\n", - ioc->name, scmd); - scsi_print_command(scmd); + struct scsi_target *starget = scmd->device->sdev_target; + + starget_printk(KERN_INFO, starget, "attempting target reset! " + "scmd(%p)\n", scmd); + _scsih_tm_display_info(ioc, scmd); sas_device_priv_data = scmd->device->hostdata; if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { - printk(MPT2SAS_INFO_FMT "device been deleted! scmd(%p)\n", - ioc->name, scmd); + starget_printk(KERN_INFO, starget, "target been deleted! " + "scmd(%p)\n", scmd); scmd->result = DID_NO_CONNECT << 16; scmd->scsi_done(scmd); r = SUCCESS; @@ -2228,14 +2289,14 @@ _scsih_dev_reset(struct scsi_cmnd *scmd) MPI2_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET, 0, 30, scmd); out: - printk(MPT2SAS_INFO_FMT "device reset: %s scmd(%p)\n", - ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); + sdev_printk(KERN_INFO, scmd->device, "device reset: %s scmd(%p)\n", + ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); return r; } /** * _scsih_target_reset - eh threads main target reset routine - * @sdev: scsi device struct + * @scmd: pointer to scsi command object * * Returns SUCCESS if command aborted else FAILED */ @@ -2248,15 +2309,16 @@ _scsih_target_reset(struct scsi_cmnd *scmd) unsigned long flags; u16 handle; int r; + struct scsi_target *starget = scmd->device->sdev_target; - printk(MPT2SAS_INFO_FMT "attempting target reset! scmd(%p)\n", - ioc->name, scmd); - scsi_print_command(scmd); + starget_printk(KERN_INFO, starget, "attempting target reset! " + "scmd(%p)\n", scmd); + _scsih_tm_display_info(ioc, scmd); sas_device_priv_data = scmd->device->hostdata; if (!sas_device_priv_data || !sas_device_priv_data->sas_target) { - printk(MPT2SAS_INFO_FMT "target been deleted! scmd(%p)\n", - ioc->name, scmd); + starget_printk(KERN_INFO, starget, "target been deleted! " + "scmd(%p)\n", scmd); scmd->result = DID_NO_CONNECT << 16; scmd->scsi_done(scmd); r = SUCCESS; @@ -2287,14 +2349,14 @@ _scsih_target_reset(struct scsi_cmnd *scmd) 30, scmd); out: - printk(MPT2SAS_INFO_FMT "target reset: %s scmd(%p)\n", - ioc->name, ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); + starget_printk(KERN_INFO, starget, "target reset: %s scmd(%p)\n", + ((r == SUCCESS) ? "SUCCESS" : "FAILED"), scmd); return r; } /** * _scsih_host_reset - eh threads main host reset routine - * @sdev: scsi device struct + * @scmd: pointer to scsi command object * * Returns SUCCESS if command aborted else FAILED */ @@ -2579,20 +2641,31 @@ _scsih_tm_tr_send(struct MPT2SAS_ADAPTER *ioc, u16 handle) Mpi2SCSITaskManagementRequest_t *mpi_request; u16 smid; struct _sas_device *sas_device; + struct MPT2SAS_TARGET *sas_target_priv_data; unsigned long flags; struct _tr_list *delayed_tr; - if (ioc->shost_recovery || ioc->remove_host) { + if (ioc->shost_recovery || ioc->remove_host || + ioc->pci_error_recovery) { dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host reset in " "progress!\n", __func__, ioc->name)); return; } + /* if PD, then return */ + if (test_bit(handle, ioc->pd_handles)) + return; + spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = _scsih_sas_device_find_by_handle(ioc, handle); - if (sas_device && sas_device->hidden_raid_component) { - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - return; + if (sas_device && sas_device->starget && + sas_device->starget->hostdata) { + sas_target_priv_data = sas_device->starget->hostdata; + sas_target_priv_data->deleted = 1; + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT + "setting delete flag: handle(0x%04x), " + "sas_addr(0x%016llx)\n", ioc->name, handle, + (unsigned long long) sas_device->sas_address)); } spin_unlock_irqrestore(&ioc->sas_device_lock, flags); @@ -2655,6 +2728,101 @@ _scsih_sas_control_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, } /** + * _scsih_tm_tr_volume_send - send target reset request for volumes + * @ioc: per adapter object + * @handle: device handle + * Context: interrupt time. + * + * This is designed to send muliple task management request at the same + * time to the fifo. If the fifo is full, we will append the request, + * and process it in a future completion. + */ +static void +_scsih_tm_tr_volume_send(struct MPT2SAS_ADAPTER *ioc, u16 handle) +{ + Mpi2SCSITaskManagementRequest_t *mpi_request; + u16 smid; + struct _tr_list *delayed_tr; + + if (ioc->shost_recovery || ioc->remove_host || + ioc->pci_error_recovery) { + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host reset in " + "progress!\n", __func__, ioc->name)); + return; + } + + smid = mpt2sas_base_get_smid_hpr(ioc, ioc->tm_tr_volume_cb_idx); + if (!smid) { + delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); + if (!delayed_tr) + return; + INIT_LIST_HEAD(&delayed_tr->list); + delayed_tr->handle = handle; + list_add_tail(&delayed_tr->list, &ioc->delayed_tr_volume_list); + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT + "DELAYED:tr:handle(0x%04x), (open)\n", + ioc->name, handle)); + return; + } + + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "tr_send:handle(0x%04x), " + "(open), smid(%d), cb(%d)\n", ioc->name, handle, smid, + ioc->tm_tr_volume_cb_idx)); + mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); + memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t)); + mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT; + mpi_request->DevHandle = cpu_to_le16(handle); + mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET; + mpt2sas_base_put_smid_hi_priority(ioc, smid); +} + +/** + * _scsih_tm_volume_tr_complete - target reset completion + * @ioc: per adapter object + * @smid: system request message index + * @msix_index: MSIX table index supplied by the OS + * @reply: reply message frame(lower 32bit addr) + * Context: interrupt time. + * + * Return 1 meaning mf should be freed from _base_interrupt + * 0 means the mf is freed from this function. + */ +static u8 +_scsih_tm_volume_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, + u8 msix_index, u32 reply) +{ + u16 handle; + Mpi2SCSITaskManagementRequest_t *mpi_request_tm; + Mpi2SCSITaskManagementReply_t *mpi_reply = + mpt2sas_base_get_reply_virt_addr(ioc, reply); + + if (ioc->shost_recovery || ioc->remove_host || + ioc->pci_error_recovery) { + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host reset in " + "progress!\n", __func__, ioc->name)); + return 1; + } + + mpi_request_tm = mpt2sas_base_get_msg_frame(ioc, smid); + handle = le16_to_cpu(mpi_request_tm->DevHandle); + if (handle != le16_to_cpu(mpi_reply->DevHandle)) { + dewtprintk(ioc, printk("spurious interrupt: " + "handle(0x%04x:0x%04x), smid(%d)!!!\n", handle, + le16_to_cpu(mpi_reply->DevHandle), smid)); + return 0; + } + + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT + "tr_complete:handle(0x%04x), (open) smid(%d), ioc_status(0x%04x), " + "loginfo(0x%08x), completed(%d)\n", ioc->name, + handle, smid, le16_to_cpu(mpi_reply->IOCStatus), + le32_to_cpu(mpi_reply->IOCLogInfo), + le32_to_cpu(mpi_reply->TerminationCount))); + + return _scsih_check_for_pending_tm(ioc, smid); +} + +/** * _scsih_tm_tr_complete - * @ioc: per adapter object * @smid: system request message index @@ -2680,9 +2848,9 @@ _scsih_tm_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, mpt2sas_base_get_reply_virt_addr(ioc, reply); Mpi2SasIoUnitControlRequest_t *mpi_request; u16 smid_sas_ctrl; - struct _tr_list *delayed_tr; - if (ioc->shost_recovery || ioc->remove_host) { + if (ioc->shost_recovery || ioc->remove_host || + ioc->pci_error_recovery) { dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: host reset in " "progress!\n", __func__, ioc->name)); return 1; @@ -2721,6 +2889,35 @@ _scsih_tm_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, mpi_request->DevHandle = mpi_request_tm->DevHandle; mpt2sas_base_put_smid_default(ioc, smid_sas_ctrl); + return _scsih_check_for_pending_tm(ioc, smid); +} + +/** + * _scsih_check_for_pending_tm - check for pending task management + * @ioc: per adapter object + * @smid: system request message index + * + * This will check delayed target reset list, and feed the + * next reqeust. + * + * Return 1 meaning mf should be freed from _base_interrupt + * 0 means the mf is freed from this function. + */ +static u8 +_scsih_check_for_pending_tm(struct MPT2SAS_ADAPTER *ioc, u16 smid) +{ + struct _tr_list *delayed_tr; + + if (!list_empty(&ioc->delayed_tr_volume_list)) { + delayed_tr = list_entry(ioc->delayed_tr_volume_list.next, + struct _tr_list, list); + mpt2sas_base_free_smid(ioc, smid); + _scsih_tm_tr_volume_send(ioc, delayed_tr->handle); + list_del(&delayed_tr->list); + kfree(delayed_tr); + return 0; + } + if (!list_empty(&ioc->delayed_tr_list)) { delayed_tr = list_entry(ioc->delayed_tr_list.next, struct _tr_list, list); @@ -2728,8 +2925,9 @@ _scsih_tm_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, _scsih_tm_tr_send(ioc, delayed_tr->handle); list_del(&delayed_tr->list); kfree(delayed_tr); - return 0; /* tells base_interrupt not to free mf */ + return 0; } + return 1; } @@ -2803,7 +3001,7 @@ _scsih_check_topo_delete_events(struct MPT2SAS_ADAPTER *ioc, MPI2_EVENT_SAS_TOPO_ES_RESPONDING) { if (le16_to_cpu(local_event_data->ExpanderDevHandle) == expander_handle) { - dewtprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "setting ignoring flag\n", ioc->name)); fw_event->ignore = 1; } @@ -2813,6 +3011,165 @@ _scsih_check_topo_delete_events(struct MPT2SAS_ADAPTER *ioc, } /** + * _scsih_set_volume_delete_flag - setting volume delete flag + * @ioc: per adapter object + * @handle: device handle + * + * This + * Return nothing. + */ +static void +_scsih_set_volume_delete_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle) +{ + struct _raid_device *raid_device; + struct MPT2SAS_TARGET *sas_target_priv_data; + unsigned long flags; + + spin_lock_irqsave(&ioc->raid_device_lock, flags); + raid_device = _scsih_raid_device_find_by_handle(ioc, handle); + if (raid_device && raid_device->starget && + raid_device->starget->hostdata) { + sas_target_priv_data = + raid_device->starget->hostdata; + sas_target_priv_data->deleted = 1; + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT + "setting delete flag: handle(0x%04x), " + "wwid(0x%016llx)\n", ioc->name, handle, + (unsigned long long) raid_device->wwid)); + } + spin_unlock_irqrestore(&ioc->raid_device_lock, flags); +} + +/** + * _scsih_set_volume_handle_for_tr - set handle for target reset to volume + * @handle: input handle + * @a: handle for volume a + * @b: handle for volume b + * + * IR firmware only supports two raid volumes. The purpose of this + * routine is to set the volume handle in either a or b. When the given + * input handle is non-zero, or when a and b have not been set before. + */ +static void +_scsih_set_volume_handle_for_tr(u16 handle, u16 *a, u16 *b) +{ + if (!handle || handle == *a || handle == *b) + return; + if (!*a) + *a = handle; + else if (!*b) + *b = handle; +} + +/** + * _scsih_check_ir_config_unhide_events - check for UNHIDE events + * @ioc: per adapter object + * @event_data: the event data payload + * Context: interrupt time. + * + * This routine will send target reset to volume, followed by target + * resets to the PDs. This is called when a PD has been removed, or + * volume has been deleted or removed. When the target reset is sent + * to volume, the PD target resets need to be queued to start upon + * completion of the volume target reset. + * + * Return nothing. + */ +static void +_scsih_check_ir_config_unhide_events(struct MPT2SAS_ADAPTER *ioc, + Mpi2EventDataIrConfigChangeList_t *event_data) +{ + Mpi2EventIrConfigElement_t *element; + int i; + u16 handle, volume_handle, a, b; + struct _tr_list *delayed_tr; + + a = 0; + b = 0; + + /* Volume Resets for Deleted or Removed */ + element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; + for (i = 0; i < event_data->NumElements; i++, element++) { + if (element->ReasonCode == + MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED || + element->ReasonCode == + MPI2_EVENT_IR_CHANGE_RC_REMOVED) { + volume_handle = le16_to_cpu(element->VolDevHandle); + _scsih_set_volume_delete_flag(ioc, volume_handle); + _scsih_set_volume_handle_for_tr(volume_handle, &a, &b); + } + } + + /* Volume Resets for UNHIDE events */ + element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; + for (i = 0; i < event_data->NumElements; i++, element++) { + if (le32_to_cpu(event_data->Flags) & + MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) + continue; + if (element->ReasonCode == MPI2_EVENT_IR_CHANGE_RC_UNHIDE) { + volume_handle = le16_to_cpu(element->VolDevHandle); + _scsih_set_volume_handle_for_tr(volume_handle, &a, &b); + } + } + + if (a) + _scsih_tm_tr_volume_send(ioc, a); + if (b) + _scsih_tm_tr_volume_send(ioc, b); + + /* PD target resets */ + element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; + for (i = 0; i < event_data->NumElements; i++, element++) { + if (element->ReasonCode != MPI2_EVENT_IR_CHANGE_RC_UNHIDE) + continue; + handle = le16_to_cpu(element->PhysDiskDevHandle); + volume_handle = le16_to_cpu(element->VolDevHandle); + clear_bit(handle, ioc->pd_handles); + if (!volume_handle) + _scsih_tm_tr_send(ioc, handle); + else if (volume_handle == a || volume_handle == b) { + delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC); + BUG_ON(!delayed_tr); + INIT_LIST_HEAD(&delayed_tr->list); + delayed_tr->handle = handle; + list_add_tail(&delayed_tr->list, &ioc->delayed_tr_list); + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT + "DELAYED:tr:handle(0x%04x), (open)\n", ioc->name, + handle)); + } else + _scsih_tm_tr_send(ioc, handle); + } +} + + +/** + * _scsih_check_volume_delete_events - set delete flag for volumes + * @ioc: per adapter object + * @event_data: the event data payload + * Context: interrupt time. + * + * This will handle the case when the cable connected to entire volume is + * pulled. We will take care of setting the deleted flag so normal IO will + * not be sent. + * + * Return nothing. + */ +static void +_scsih_check_volume_delete_events(struct MPT2SAS_ADAPTER *ioc, + Mpi2EventDataIrVolume_t *event_data) +{ + u32 state; + + if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED) + return; + state = le32_to_cpu(event_data->NewValue); + if (state == MPI2_RAID_VOL_STATE_MISSING || state == + MPI2_RAID_VOL_STATE_FAILED) + _scsih_set_volume_delete_flag(ioc, + le16_to_cpu(event_data->VolDevHandle)); +} + +/** * _scsih_flush_running_cmds - completing outstanding commands. * @ioc: per adapter object * @@ -2835,7 +3192,10 @@ _scsih_flush_running_cmds(struct MPT2SAS_ADAPTER *ioc) count++; mpt2sas_base_free_smid(ioc, smid); scsi_dma_unmap(scmd); - scmd->result = DID_RESET << 16; + if (ioc->pci_error_recovery) + scmd->result = DID_NO_CONNECT << 16; + else + scmd->result = DID_RESET << 16; scmd->scsi_done(scmd); } dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "completing %d cmds\n", @@ -2858,9 +3218,7 @@ _scsih_setup_eedp(struct scsi_cmnd *scmd, Mpi2SCSIIORequest_t *mpi_request) unsigned char prot_op = scsi_get_prot_op(scmd); unsigned char prot_type = scsi_get_prot_type(scmd); - if (prot_type == SCSI_PROT_DIF_TYPE0 || - prot_type == SCSI_PROT_DIF_TYPE2 || - prot_op == SCSI_PROT_NORMAL) + if (prot_type == SCSI_PROT_DIF_TYPE0 || prot_op == SCSI_PROT_NORMAL) return; if (prot_op == SCSI_PROT_READ_STRIP) @@ -2882,7 +3240,13 @@ _scsih_setup_eedp(struct scsi_cmnd *scmd, Mpi2SCSIIORequest_t *mpi_request) MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; mpi_request->CDB.EEDP32.PrimaryReferenceTag = cpu_to_be32(scsi_get_lba(scmd)); + break; + case SCSI_PROT_DIF_TYPE2: + + eedp_flags |= MPI2_SCSIIO_EEDPFLAGS_INC_PRI_REFTAG | + MPI2_SCSIIO_EEDPFLAGS_CHECK_REFTAG | + MPI2_SCSIIO_EEDPFLAGS_CHECK_GUARD; break; case SCSI_PROT_DIF_TYPE3: @@ -2968,6 +3332,12 @@ _scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) return 0; } + if (ioc->pci_error_recovery) { + scmd->result = DID_NO_CONNECT << 16; + scmd->scsi_done(scmd); + return 0; + } + sas_target_priv_data = sas_device_priv_data->sas_target; /* invalid device handle */ if (sas_target_priv_data->handle == MPT2SAS_INVALID_DEVICE_HANDLE) { @@ -3013,7 +3383,7 @@ _scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) mpi_control |= MPI2_SCSIIO_CONTROL_SIMPLEQ; /* Make sure Device is not raid volume */ if (!_scsih_is_raid(&scmd->device->sdev_gendev) && - sas_is_tlr_enabled(scmd->device)) + sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32) mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON; smid = mpt2sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd); @@ -3025,6 +3395,8 @@ _scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *)) mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); memset(mpi_request, 0, sizeof(Mpi2SCSIIORequest_t)); _scsih_setup_eedp(scmd, mpi_request); + if (scmd->cmd_len == 32) + mpi_control |= 4 << MPI2_SCSIIO_CONTROL_ADDCDBLEN_SHIFT; mpi_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; if (sas_device_priv_data->sas_target->flags & MPT_TARGET_FLAGS_RAID_COMPONENT) @@ -3119,6 +3491,13 @@ _scsih_scsi_ioc_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, char *desc_scsi_status = NULL; char *desc_scsi_state = ioc->tmp_string; u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo); + struct _sas_device *sas_device = NULL; + unsigned long flags; + struct scsi_target *starget = scmd->device->sdev_target; + struct MPT2SAS_TARGET *priv_target = starget->hostdata; + + if (!priv_target) + return; if (log_info == 0x31170000) return; @@ -3234,10 +3613,29 @@ _scsih_scsi_ioc_info(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd *scmd, strcat(desc_scsi_state, "autosense valid "); scsi_print_command(scmd); - printk(MPT2SAS_WARN_FMT "\tdev handle(0x%04x), " - "ioc_status(%s)(0x%04x), smid(%d)\n", ioc->name, - le16_to_cpu(mpi_reply->DevHandle), desc_ioc_state, - ioc_status, smid); + + if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) { + printk(MPT2SAS_WARN_FMT "\tvolume wwid(0x%016llx)\n", ioc->name, + (unsigned long long)priv_target->sas_address); + } else { + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, + priv_target->sas_address); + if (sas_device) { + printk(MPT2SAS_WARN_FMT "\tsas_address(0x%016llx), " + "phy(%d)\n", ioc->name, sas_device->sas_address, + sas_device->phy); + printk(MPT2SAS_WARN_FMT + "\tenclosure_logical_id(0x%016llx), slot(%d)\n", + ioc->name, sas_device->enclosure_logical_id, + sas_device->slot); + } + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + } + + printk(MPT2SAS_WARN_FMT "\thandle(0x%04x), ioc_status(%s)(0x%04x), " + "smid(%d)\n", ioc->name, le16_to_cpu(mpi_reply->DevHandle), + desc_ioc_state, ioc_status, smid); printk(MPT2SAS_WARN_FMT "\trequest_len(%d), underflow(%d), " "resid(%d)\n", ioc->name, scsi_bufflen(scmd), scmd->underflow, scsi_get_resid(scmd)); @@ -3772,7 +4170,7 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle) if (!handle) return -1; - if (ioc->shost_recovery) + if (ioc->shost_recovery || ioc->pci_error_recovery) return -1; if ((mpt2sas_config_get_expander_pg0(ioc, &mpi_reply, &expander_pg0, @@ -4178,7 +4576,7 @@ _scsih_add_device(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 phy_num, u8 is_pd) le16_to_cpu(sas_device_pg0.Slot); sas_device->device_info = device_info; sas_device->sas_address = sas_address; - sas_device->hidden_raid_component = is_pd; + sas_device->phy = sas_device_pg0.PhyNum; /* get enclosure_logical_id */ if (sas_device->enclosure_handle && !(mpt2sas_config_get_enclosure_pg0( @@ -4199,62 +4597,6 @@ _scsih_add_device(struct MPT2SAS_ADAPTER *ioc, u16 handle, u8 phy_num, u8 is_pd) } /** - * _scsih_remove_pd_device - removing sas device pd object - * @ioc: per adapter object - * @sas_device_delete: the sas_device object - * - * For hidden raid components, we do driver-fw handshake from - * hotplug work threads. - * Return nothing. - */ -static void -_scsih_remove_pd_device(struct MPT2SAS_ADAPTER *ioc, struct _sas_device - sas_device) -{ - Mpi2SasIoUnitControlReply_t mpi_reply; - Mpi2SasIoUnitControlRequest_t mpi_request; - u16 vol_handle, handle; - - handle = sas_device.handle; - dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter: handle(0x%04x)," - " sas_addr(0x%016llx)\n", ioc->name, __func__, handle, - (unsigned long long) sas_device.sas_address)); - - vol_handle = sas_device.volume_handle; - if (!vol_handle) - return; - dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "issue target reset: " - "handle(0x%04x)\n", ioc->name, vol_handle)); - mpt2sas_scsih_issue_tm(ioc, vol_handle, 0, 0, 0, - MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET, 0, 30, NULL); - dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "issue target reset " - "done: handle(0x%04x)\n", ioc->name, vol_handle)); - if (ioc->shost_recovery) - return; - - /* SAS_IO_UNIT_CNTR - send REMOVE_DEVICE */ - dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "sas_iounit: handle" - "(0x%04x)\n", ioc->name, handle)); - memset(&mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t)); - mpi_request.Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; - mpi_request.Operation = MPI2_SAS_OP_REMOVE_DEVICE; - mpi_request.DevHandle = cpu_to_le16(handle); - if ((mpt2sas_base_sas_iounit_control(ioc, &mpi_reply, - &mpi_request)) != 0) - printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", - ioc->name, __FILE__, __LINE__, __func__); - - dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "sas_iounit: ioc_status" - "(0x%04x), loginfo(0x%08x)\n", ioc->name, - le16_to_cpu(mpi_reply.IOCStatus), - le32_to_cpu(mpi_reply.IOCLogInfo))); - - dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: exit: handle(0x%04x)," - " sas_addr(0x%016llx)\n", ioc->name, __func__, handle, - (unsigned long long) sas_device.sas_address)); -} - -/** * _scsih_remove_device - removing sas device object * @ioc: per adapter object * @sas_device_delete: the sas_device object @@ -4284,9 +4626,6 @@ _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc, sas_target_priv_data->deleted = 1; } - if (sas_device_backup.hidden_raid_component) - _scsih_remove_pd_device(ioc, sas_device_backup); - _scsih_ublock_io_device(ioc, sas_device_backup.handle); mpt2sas_transport_port_remove(ioc, sas_device_backup.sas_address, @@ -4338,9 +4677,9 @@ _scsih_sas_topology_change_event_debug(struct MPT2SAS_ADAPTER *ioc, status_str = "unknown status"; break; } - printk(MPT2SAS_DEBUG_FMT "sas topology change: (%s)\n", + printk(MPT2SAS_INFO_FMT "sas topology change: (%s)\n", ioc->name, status_str); - printk(KERN_DEBUG "\thandle(0x%04x), enclosure_handle(0x%04x) " + printk(KERN_INFO "\thandle(0x%04x), enclosure_handle(0x%04x) " "start_phy(%02d), count(%d)\n", le16_to_cpu(event_data->ExpanderDevHandle), le16_to_cpu(event_data->EnclosureHandle), @@ -4374,7 +4713,7 @@ _scsih_sas_topology_change_event_debug(struct MPT2SAS_ADAPTER *ioc, } link_rate = event_data->PHY[i].LinkRate >> 4; prev_link_rate = event_data->PHY[i].LinkRate & 0xF; - printk(KERN_DEBUG "\tphy(%02d), attached_handle(0x%04x): %s:" + printk(KERN_INFO "\tphy(%02d), attached_handle(0x%04x): %s:" " link rate: new(0x%02x), old(0x%02x)\n", phy_number, handle, status_str, link_rate, prev_link_rate); @@ -4409,7 +4748,7 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, _scsih_sas_topology_change_event_debug(ioc, event_data); #endif - if (ioc->shost_recovery || ioc->remove_host) + if (ioc->shost_recovery || ioc->remove_host || ioc->pci_error_recovery) return; if (!ioc->sas_hba.num_phys) @@ -4418,7 +4757,7 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, _scsih_sas_host_refresh(ioc); if (fw_event->ignore) { - dewtprintk(ioc, printk(MPT2SAS_DEBUG_FMT "ignoring expander " + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "ignoring expander " "event\n", ioc->name)); return; } @@ -4444,11 +4783,12 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, /* handle siblings events */ for (i = 0; i < event_data->NumEntries; i++) { if (fw_event->ignore) { - dewtprintk(ioc, printk(MPT2SAS_DEBUG_FMT "ignoring " + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "ignoring " "expander event\n", ioc->name)); return; } - if (ioc->shost_recovery || ioc->remove_host) + if (ioc->shost_recovery || ioc->remove_host || + ioc->pci_error_recovery) return; phy_number = event_data->StartPhyNum + i; reason_code = event_data->PHY[i].PhyStatus & @@ -4564,12 +4904,12 @@ _scsih_sas_device_status_change_event_debug(struct MPT2SAS_ADAPTER *ioc, reason_str = "unknown reason"; break; } - printk(MPT2SAS_DEBUG_FMT "device status change: (%s)\n" + printk(MPT2SAS_INFO_FMT "device status change: (%s)\n" "\thandle(0x%04x), sas address(0x%016llx)", ioc->name, reason_str, le16_to_cpu(event_data->DevHandle), (unsigned long long)le64_to_cpu(event_data->SASAddress)); if (event_data->ReasonCode == MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA) - printk(MPT2SAS_DEBUG_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name, + printk(MPT2SAS_INFO_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name, event_data->ASC, event_data->ASCQ); printk(KERN_INFO "\n"); } @@ -4653,7 +4993,7 @@ _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT2SAS_ADAPTER *ioc, break; } - printk(MPT2SAS_DEBUG_FMT "enclosure status change: (%s)\n" + printk(MPT2SAS_INFO_FMT "enclosure status change: (%s)\n" "\thandle(0x%04x), enclosure logical id(0x%016llx)" " number slots(%d)\n", ioc->name, reason_str, le16_to_cpu(event_data->EnclosureHandle), @@ -4704,10 +5044,10 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc, Mpi2EventDataSasBroadcastPrimitive_t *event_data = fw_event->event_data; #endif u16 ioc_status; - dewtprintk(ioc, printk(MPT2SAS_DEBUG_FMT "broadcast primative: " + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "broadcast primative: " "phy number(%d), width(%d)\n", ioc->name, event_data->PhyNum, event_data->PortWidth)); - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: enter\n", ioc->name, + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name, __func__)); termination_count = 0; @@ -4751,7 +5091,7 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc, } ioc->broadcast_aen_busy = 0; - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s - exit, query_count = %d termination_count = %d\n", ioc->name, __func__, query_count, termination_count)); } @@ -4772,7 +5112,7 @@ _scsih_sas_discovery_event(struct MPT2SAS_ADAPTER *ioc, #ifdef CONFIG_SCSI_MPT2SAS_LOGGING if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) { - printk(MPT2SAS_DEBUG_FMT "discovery event: (%s)", ioc->name, + printk(MPT2SAS_INFO_FMT "discovery event: (%s)", ioc->name, (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED) ? "start" : "stop"); if (event_data->DiscoveryStatus) @@ -4883,17 +5223,15 @@ _scsih_sas_volume_add(struct MPT2SAS_ADAPTER *ioc, /** * _scsih_sas_volume_delete - delete volume * @ioc: per adapter object - * @element: IR config element data + * @handle: volume device handle * Context: user. * * Return nothing. */ static void -_scsih_sas_volume_delete(struct MPT2SAS_ADAPTER *ioc, - Mpi2EventIrConfigElement_t *element) +_scsih_sas_volume_delete(struct MPT2SAS_ADAPTER *ioc, u16 handle) { struct _raid_device *raid_device; - u16 handle = le16_to_cpu(element->VolDevHandle); unsigned long flags; struct MPT2SAS_TARGET *sas_target_priv_data; @@ -4907,6 +5245,9 @@ _scsih_sas_volume_delete(struct MPT2SAS_ADAPTER *ioc, sas_target_priv_data->deleted = 1; scsi_remove_target(&raid_device->starget->dev); } + printk(MPT2SAS_INFO_FMT "removing handle(0x%04x), wwid" + "(0x%016llx)\n", ioc->name, raid_device->handle, + (unsigned long long) raid_device->wwid); _scsih_raid_device_remove(ioc, raid_device); } @@ -4935,7 +5276,7 @@ _scsih_sas_pd_expose(struct MPT2SAS_ADAPTER *ioc, /* exposing raid component */ sas_device->volume_handle = 0; sas_device->volume_wwid = 0; - sas_device->hidden_raid_component = 0; + clear_bit(handle, ioc->pd_handles); _scsih_reprobe_target(sas_device->starget, 0); } @@ -4966,7 +5307,7 @@ _scsih_sas_pd_hide(struct MPT2SAS_ADAPTER *ioc, &sas_device->volume_handle); mpt2sas_config_get_volume_wwid(ioc, sas_device->volume_handle, &sas_device->volume_wwid); - sas_device->hidden_raid_component = 1; + set_bit(handle, ioc->pd_handles); _scsih_reprobe_target(sas_device->starget, 1); } @@ -5015,13 +5356,13 @@ _scsih_sas_pd_add(struct MPT2SAS_ADAPTER *ioc, u64 sas_address; u16 parent_handle; + set_bit(handle, ioc->pd_handles); + spin_lock_irqsave(&ioc->sas_device_lock, flags); sas_device = _scsih_sas_device_find_by_handle(ioc, handle); spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (sas_device) { - sas_device->hidden_raid_component = 1; + if (sas_device) return; - } if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) { @@ -5066,7 +5407,7 @@ _scsih_sas_ir_config_change_event_debug(struct MPT2SAS_ADAPTER *ioc, element = (Mpi2EventIrConfigElement_t *)&event_data->ConfigElement[0]; - printk(MPT2SAS_DEBUG_FMT "raid config change: (%s), elements(%d)\n", + printk(MPT2SAS_INFO_FMT "raid config change: (%s), elements(%d)\n", ioc->name, (le32_to_cpu(event_data->Flags) & MPI2_EVENT_IR_CHANGE_FLAGS_FOREIGN_CONFIG) ? "foreign" : "native", event_data->NumElements); @@ -5119,7 +5460,7 @@ _scsih_sas_ir_config_change_event_debug(struct MPT2SAS_ADAPTER *ioc, element_str = "unknown element"; break; } - printk(KERN_DEBUG "\t(%s:%s), vol handle(0x%04x), " + printk(KERN_INFO "\t(%s:%s), vol handle(0x%04x), " "pd handle(0x%04x), pd num(0x%02x)\n", element_str, reason_str, le16_to_cpu(element->VolDevHandle), le16_to_cpu(element->PhysDiskDevHandle), @@ -5165,7 +5506,8 @@ _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc, case MPI2_EVENT_IR_CHANGE_RC_VOLUME_DELETED: case MPI2_EVENT_IR_CHANGE_RC_REMOVED: if (!foreign_config) - _scsih_sas_volume_delete(ioc, element); + _scsih_sas_volume_delete(ioc, + le16_to_cpu(element->VolDevHandle)); break; case MPI2_EVENT_IR_CHANGE_RC_PD_CREATED: _scsih_sas_pd_hide(ioc, element); @@ -5201,7 +5543,6 @@ _scsih_sas_ir_volume_event(struct MPT2SAS_ADAPTER *ioc, u16 handle; u32 state; int rc; - struct MPT2SAS_TARGET *sas_target_priv_data; Mpi2EventDataIrVolume_t *event_data = fw_event->event_data; if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED) @@ -5209,30 +5550,24 @@ _scsih_sas_ir_volume_event(struct MPT2SAS_ADAPTER *ioc, handle = le16_to_cpu(event_data->VolDevHandle); state = le32_to_cpu(event_data->NewValue); - dewtprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: handle(0x%04x), " + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle(0x%04x), " "old(0x%08x), new(0x%08x)\n", ioc->name, __func__, handle, le32_to_cpu(event_data->PreviousValue), state)); - spin_lock_irqsave(&ioc->raid_device_lock, flags); - raid_device = _scsih_raid_device_find_by_handle(ioc, handle); - spin_unlock_irqrestore(&ioc->raid_device_lock, flags); - switch (state) { case MPI2_RAID_VOL_STATE_MISSING: case MPI2_RAID_VOL_STATE_FAILED: - if (!raid_device) - break; - if (raid_device->starget) { - sas_target_priv_data = raid_device->starget->hostdata; - sas_target_priv_data->deleted = 1; - scsi_remove_target(&raid_device->starget->dev); - } - _scsih_raid_device_remove(ioc, raid_device); + _scsih_sas_volume_delete(ioc, handle); break; case MPI2_RAID_VOL_STATE_ONLINE: case MPI2_RAID_VOL_STATE_DEGRADED: case MPI2_RAID_VOL_STATE_OPTIMAL: + + spin_lock_irqsave(&ioc->raid_device_lock, flags); + raid_device = _scsih_raid_device_find_by_handle(ioc, handle); + spin_unlock_irqrestore(&ioc->raid_device_lock, flags); + if (raid_device) break; @@ -5297,23 +5632,25 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, handle = le16_to_cpu(event_data->PhysDiskDevHandle); state = le32_to_cpu(event_data->NewValue); - dewtprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: handle(0x%04x), " + dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: handle(0x%04x), " "old(0x%08x), new(0x%08x)\n", ioc->name, __func__, handle, le32_to_cpu(event_data->PreviousValue), state)); - spin_lock_irqsave(&ioc->sas_device_lock, flags); - sas_device = _scsih_sas_device_find_by_handle(ioc, handle); - spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - switch (state) { case MPI2_RAID_PD_STATE_ONLINE: case MPI2_RAID_PD_STATE_DEGRADED: case MPI2_RAID_PD_STATE_REBUILDING: case MPI2_RAID_PD_STATE_OPTIMAL: - if (sas_device) { - sas_device->hidden_raid_component = 1; + case MPI2_RAID_PD_STATE_HOT_SPARE: + + set_bit(handle, ioc->pd_handles); + + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = _scsih_sas_device_find_by_handle(ioc, handle); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); + + if (sas_device) return; - } if ((mpt2sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, @@ -5343,7 +5680,6 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, case MPI2_RAID_PD_STATE_OFFLINE: case MPI2_RAID_PD_STATE_NOT_CONFIGURED: case MPI2_RAID_PD_STATE_NOT_COMPATIBLE: - case MPI2_RAID_PD_STATE_HOT_SPARE: default: break; } @@ -5471,7 +5807,7 @@ _scsih_task_set_full(struct MPT2SAS_ADAPTER *ioc, struct fw_event_work sas_address = sas_device->sas_address; /* if hidden raid component, then change to volume characteristics */ - if (sas_device->hidden_raid_component && sas_device->volume_handle) { + if (test_bit(handle, ioc->pd_handles) && sas_device->volume_handle) { spin_lock_irqsave(&ioc->raid_device_lock, flags); raid_device = _scsih_raid_device_find_by_handle( ioc, sas_device->volume_handle); @@ -5485,7 +5821,7 @@ _scsih_task_set_full(struct MPT2SAS_ADAPTER *ioc, struct fw_event_work } if (ioc->logging_level & MPT_DEBUG_TASK_SET_FULL) - starget_printk(KERN_DEBUG, sas_device->starget, "task set " + starget_printk(KERN_INFO, sas_device->starget, "task set " "full: handle(0x%04x), sas_addr(0x%016llx), depth(%d)\n", handle, (unsigned long long)sas_address, current_depth); @@ -5696,9 +6032,12 @@ static void _scsih_search_responding_raid_devices(struct MPT2SAS_ADAPTER *ioc) { Mpi2RaidVolPage1_t volume_pg1; + Mpi2RaidVolPage0_t volume_pg0; + Mpi2RaidPhysDiskPage0_t pd_pg0; Mpi2ConfigReply_t mpi_reply; u16 ioc_status; u16 handle; + u8 phys_disk_num; printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__); @@ -5713,8 +6052,32 @@ _scsih_search_responding_raid_devices(struct MPT2SAS_ADAPTER *ioc) if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) break; handle = le16_to_cpu(volume_pg1.DevHandle); - _scsih_mark_responding_raid_device(ioc, - le64_to_cpu(volume_pg1.WWID), handle); + + if (mpt2sas_config_get_raid_volume_pg0(ioc, &mpi_reply, + &volume_pg0, MPI2_RAID_VOLUME_PGAD_FORM_HANDLE, handle, + sizeof(Mpi2RaidVolPage0_t))) + continue; + + if (volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_OPTIMAL || + volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_ONLINE || + volume_pg0.VolumeState == MPI2_RAID_VOL_STATE_DEGRADED) + _scsih_mark_responding_raid_device(ioc, + le64_to_cpu(volume_pg1.WWID), handle); + } + + /* refresh the pd_handles */ + phys_disk_num = 0xFF; + memset(ioc->pd_handles, 0, ioc->pd_handles_sz); + while (!(mpt2sas_config_get_phys_disk_pg0(ioc, &mpi_reply, + &pd_pg0, MPI2_PHYSDISK_PGAD_FORM_GET_NEXT_PHYSDISKNUM, + phys_disk_num))) { + ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & + MPI2_IOCSTATUS_MASK; + if (ioc_status == MPI2_IOCSTATUS_CONFIG_INVALID_PAGE) + break; + phys_disk_num = pd_pg0.PhysDiskNum; + handle = le16_to_cpu(pd_pg0.DevHandle); + set_bit(handle, ioc->pd_handles); } } @@ -5876,11 +6239,11 @@ mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) { switch (reset_phase) { case MPT2_IOC_PRE_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "MPT2_IOC_PRE_RESET\n", ioc->name, __func__)); break; case MPT2_IOC_AFTER_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "MPT2_IOC_AFTER_RESET\n", ioc->name, __func__)); if (ioc->scsih_cmds.status & MPT2_CMD_PENDING) { ioc->scsih_cmds.status |= MPT2_CMD_RESET; @@ -5897,7 +6260,7 @@ mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase) _scsih_queue_rescan(ioc); break; case MPT2_IOC_DONE_RESET: - dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: " + dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: " "MPT2_IOC_DONE_RESET\n", ioc->name, __func__)); _scsih_sas_host_refresh(ioc); _scsih_prep_device_scan(ioc); @@ -5925,7 +6288,8 @@ _firmware_event_work(struct work_struct *work) struct MPT2SAS_ADAPTER *ioc = fw_event->ioc; /* the queue is being flushed so ignore this event */ - if (ioc->remove_host || fw_event->cancel_pending_work) { + if (ioc->remove_host || fw_event->cancel_pending_work || + ioc->pci_error_recovery) { _scsih_fw_event_free(ioc, fw_event); return; } @@ -6007,7 +6371,7 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u16 sz; /* events turned off due to host reset or driver unloading */ - if (ioc->remove_host) + if (ioc->remove_host || ioc->pci_error_recovery) return 1; mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply); @@ -6034,14 +6398,21 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, (Mpi2EventDataSasTopologyChangeList_t *) mpi_reply->EventData); break; - + case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: + _scsih_check_ir_config_unhide_events(ioc, + (Mpi2EventDataIrConfigChangeList_t *) + mpi_reply->EventData); + break; + case MPI2_EVENT_IR_VOLUME: + _scsih_check_volume_delete_events(ioc, + (Mpi2EventDataIrVolume_t *) + mpi_reply->EventData); + break; case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE: case MPI2_EVENT_IR_OPERATION_STATUS: case MPI2_EVENT_SAS_DISCOVERY: case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE: - case MPI2_EVENT_IR_VOLUME: case MPI2_EVENT_IR_PHYSICAL_DISK: - case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST: case MPI2_EVENT_TASK_SET_FULL: break; @@ -6548,9 +6919,11 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) ioc->scsih_cb_idx = scsih_cb_idx; ioc->config_cb_idx = config_cb_idx; ioc->tm_tr_cb_idx = tm_tr_cb_idx; + ioc->tm_tr_volume_cb_idx = tm_tr_volume_cb_idx; ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx; ioc->logging_level = logging_level; /* misc semaphores and spin locks */ + mutex_init(&ioc->reset_in_progress_mutex); spin_lock_init(&ioc->ioc_reset_in_progress_lock); spin_lock_init(&ioc->scsi_lookup_lock); spin_lock_init(&ioc->sas_device_lock); @@ -6565,9 +6938,10 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) INIT_LIST_HEAD(&ioc->raid_device_list); INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list); INIT_LIST_HEAD(&ioc->delayed_tr_list); + INIT_LIST_HEAD(&ioc->delayed_tr_volume_list); /* init shost parameters */ - shost->max_cmd_len = 16; + shost->max_cmd_len = 32; shost->max_lun = max_lun; shost->transportt = mpt2sas_transport_template; shost->unique_id = ioc->id; @@ -6580,7 +6954,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id) } scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION - | SHOST_DIF_TYPE3_PROTECTION); + | SHOST_DIF_TYPE2_PROTECTION | SHOST_DIF_TYPE3_PROTECTION); scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC); /* event thread */ @@ -6700,12 +7074,17 @@ _scsih_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) case pci_channel_io_normal: return PCI_ERS_RESULT_CAN_RECOVER; case pci_channel_io_frozen: + /* Fatal error, prepare for slot reset */ + ioc->pci_error_recovery = 1; scsi_block_requests(ioc->shost); mpt2sas_base_stop_watchdog(ioc); mpt2sas_base_free_resources(ioc); return PCI_ERS_RESULT_NEED_RESET; case pci_channel_io_perm_failure: - _scsih_remove(pdev); + /* Permanent error, prepare for device removal */ + ioc->pci_error_recovery = 1; + mpt2sas_base_stop_watchdog(ioc); + _scsih_flush_running_cmds(ioc); return PCI_ERS_RESULT_DISCONNECT; } return PCI_ERS_RESULT_NEED_RESET; @@ -6729,7 +7108,9 @@ _scsih_pci_slot_reset(struct pci_dev *pdev) printk(MPT2SAS_INFO_FMT "PCI error: slot reset callback!!\n", ioc->name); + ioc->pci_error_recovery = 0; ioc->pdev = pdev; + pci_restore_state(pdev); rc = mpt2sas_base_map_resources(ioc); if (rc) return PCI_ERS_RESULT_DISCONNECT; @@ -6867,6 +7248,10 @@ _scsih_init(void) tm_tr_cb_idx = mpt2sas_base_register_callback_handler( _scsih_tm_tr_complete); + + tm_tr_volume_cb_idx = mpt2sas_base_register_callback_handler( + _scsih_tm_volume_tr_complete); + tm_sas_control_cb_idx = mpt2sas_base_register_callback_handler( _scsih_sas_control_complete); @@ -6906,6 +7291,7 @@ _scsih_exit(void) mpt2sas_base_release_callback_handler(ctl_cb_idx); mpt2sas_base_release_callback_handler(tm_tr_cb_idx); + mpt2sas_base_release_callback_handler(tm_tr_volume_cb_idx); mpt2sas_base_release_callback_handler(tm_sas_control_cb_idx); /* raid transport support */ diff --git a/drivers/scsi/mpt2sas/mpt2sas_transport.c b/drivers/scsi/mpt2sas/mpt2sas_transport.c index 2727c3b65104..b55c6dc07470 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_transport.c +++ b/drivers/scsi/mpt2sas/mpt2sas_transport.c @@ -140,7 +140,7 @@ _transport_set_identify(struct MPT2SAS_ADAPTER *ioc, u16 handle, u32 device_info; u32 ioc_status; - if (ioc->shost_recovery) { + if (ioc->shost_recovery || ioc->pci_error_recovery) { printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", __func__, ioc->name); return -EFAULT; @@ -302,7 +302,7 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc, u64 *sas_address_le; u16 wait_state_count; - if (ioc->shost_recovery) { + if (ioc->shost_recovery || ioc->pci_error_recovery) { printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", __func__, ioc->name); return -EFAULT; @@ -397,7 +397,7 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc, sizeof(struct rep_manu_reply), data_out_dma + sizeof(struct rep_manu_request)); - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT "report_manufacture - " + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "report_manufacture - " "send to sas_addr(0x%016llx)\n", ioc->name, (unsigned long long)sas_address)); mpt2sas_base_put_smid_default(ioc, smid); @@ -415,7 +415,7 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc, goto issue_host_reset; } - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT "report_manufacture - " + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "report_manufacture - " "complete\n", ioc->name)); if (ioc->transport_cmds.status & MPT2_CMD_REPLY_VALID) { @@ -423,7 +423,7 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc, mpi_reply = ioc->transport_cmds.reply; - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "report_manufacture - reply data transfer size(%d)\n", ioc->name, le16_to_cpu(mpi_reply->ResponseDataLength))); @@ -449,7 +449,7 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc, manufacture_reply->component_revision_id; } } else - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "report_manufacture - no reply\n", ioc->name)); issue_host_reset: @@ -894,7 +894,7 @@ mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc, struct _sas_node *sas_node; struct _sas_phy *mpt2sas_phy; - if (ioc->shost_recovery) + if (ioc->shost_recovery || ioc->pci_error_recovery) return; spin_lock_irqsave(&ioc->sas_node_lock, flags); @@ -940,22 +940,230 @@ rphy_to_ioc(struct sas_rphy *rphy) return shost_priv(shost); } -static struct _sas_phy * -_transport_find_local_phy(struct MPT2SAS_ADAPTER *ioc, struct sas_phy *phy) + +/* report phy error log structure */ +struct phy_error_log_request{ + u8 smp_frame_type; /* 0x40 */ + u8 function; /* 0x11 */ + u8 allocated_response_length; + u8 request_length; /* 02 */ + u8 reserved_1[5]; + u8 phy_identifier; + u8 reserved_2[2]; +}; + +/* report phy error log reply structure */ +struct phy_error_log_reply{ + u8 smp_frame_type; /* 0x41 */ + u8 function; /* 0x11 */ + u8 function_result; + u8 response_length; + u16 expander_change_count; + u8 reserved_1[3]; + u8 phy_identifier; + u8 reserved_2[2]; + u32 invalid_dword; + u32 running_disparity_error; + u32 loss_of_dword_sync; + u32 phy_reset_problem; +}; + +/** + * _transport_get_expander_phy_error_log - return expander counters + * @ioc: per adapter object + * @phy: The sas phy object + * + * Returns 0 for success, non-zero for failure. + * + */ +static int +_transport_get_expander_phy_error_log(struct MPT2SAS_ADAPTER *ioc, + struct sas_phy *phy) { - int i; + Mpi2SmpPassthroughRequest_t *mpi_request; + Mpi2SmpPassthroughReply_t *mpi_reply; + struct phy_error_log_request *phy_error_log_request; + struct phy_error_log_reply *phy_error_log_reply; + int rc; + u16 smid; + u32 ioc_state; + unsigned long timeleft; + void *psge; + u32 sgl_flags; + u8 issue_reset = 0; + void *data_out = NULL; + dma_addr_t data_out_dma; + u32 sz; + u64 *sas_address_le; + u16 wait_state_count; - for (i = 0; i < ioc->sas_hba.num_phys; i++) - if (ioc->sas_hba.phy[i].phy == phy) - return(&ioc->sas_hba.phy[i]); - return NULL; + if (ioc->shost_recovery || ioc->pci_error_recovery) { + printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", + __func__, ioc->name); + return -EFAULT; + } + + mutex_lock(&ioc->transport_cmds.mutex); + + if (ioc->transport_cmds.status != MPT2_CMD_NOT_USED) { + printk(MPT2SAS_ERR_FMT "%s: transport_cmds in use\n", + ioc->name, __func__); + rc = -EAGAIN; + goto out; + } + ioc->transport_cmds.status = MPT2_CMD_PENDING; + + wait_state_count = 0; + ioc_state = mpt2sas_base_get_iocstate(ioc, 1); + while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { + if (wait_state_count++ == 10) { + printk(MPT2SAS_ERR_FMT + "%s: failed due to ioc not operational\n", + ioc->name, __func__); + rc = -EFAULT; + goto out; + } + ssleep(1); + ioc_state = mpt2sas_base_get_iocstate(ioc, 1); + printk(MPT2SAS_INFO_FMT "%s: waiting for " + "operational state(count=%d)\n", ioc->name, + __func__, wait_state_count); + } + if (wait_state_count) + printk(MPT2SAS_INFO_FMT "%s: ioc is operational\n", + ioc->name, __func__); + + smid = mpt2sas_base_get_smid(ioc, ioc->transport_cb_idx); + if (!smid) { + printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", + ioc->name, __func__); + rc = -EAGAIN; + goto out; + } + + mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); + ioc->transport_cmds.smid = smid; + + sz = sizeof(struct phy_error_log_request) + + sizeof(struct phy_error_log_reply); + data_out = pci_alloc_consistent(ioc->pdev, sz, &data_out_dma); + if (!data_out) { + printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, + __LINE__, __func__); + rc = -ENOMEM; + mpt2sas_base_free_smid(ioc, smid); + goto out; + } + + rc = -EINVAL; + memset(data_out, 0, sz); + phy_error_log_request = data_out; + phy_error_log_request->smp_frame_type = 0x40; + phy_error_log_request->function = 0x11; + phy_error_log_request->request_length = 2; + phy_error_log_request->allocated_response_length = 0; + phy_error_log_request->phy_identifier = phy->number; + + memset(mpi_request, 0, sizeof(Mpi2SmpPassthroughRequest_t)); + mpi_request->Function = MPI2_FUNCTION_SMP_PASSTHROUGH; + mpi_request->PhysicalPort = 0xFF; + mpi_request->VF_ID = 0; /* TODO */ + mpi_request->VP_ID = 0; + sas_address_le = (u64 *)&mpi_request->SASAddress; + *sas_address_le = cpu_to_le64(phy->identify.sas_address); + mpi_request->RequestDataLength = + cpu_to_le16(sizeof(struct phy_error_log_request)); + psge = &mpi_request->SGL; + + /* WRITE sgel first */ + sgl_flags = (MPI2_SGE_FLAGS_SIMPLE_ELEMENT | + MPI2_SGE_FLAGS_END_OF_BUFFER | MPI2_SGE_FLAGS_HOST_TO_IOC); + sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; + ioc->base_add_sg_single(psge, sgl_flags | + sizeof(struct phy_error_log_request), data_out_dma); + + /* incr sgel */ + psge += ioc->sge_size; + + /* READ sgel last */ + sgl_flags = (MPI2_SGE_FLAGS_SIMPLE_ELEMENT | + MPI2_SGE_FLAGS_LAST_ELEMENT | MPI2_SGE_FLAGS_END_OF_BUFFER | + MPI2_SGE_FLAGS_END_OF_LIST); + sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; + ioc->base_add_sg_single(psge, sgl_flags | + sizeof(struct phy_error_log_reply), data_out_dma + + sizeof(struct phy_error_log_request)); + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "phy_error_log - " + "send to sas_addr(0x%016llx), phy(%d)\n", ioc->name, + (unsigned long long)phy->identify.sas_address, phy->number)); + mpt2sas_base_put_smid_default(ioc, smid); + init_completion(&ioc->transport_cmds.done); + timeleft = wait_for_completion_timeout(&ioc->transport_cmds.done, + 10*HZ); + + if (!(ioc->transport_cmds.status & MPT2_CMD_COMPLETE)) { + printk(MPT2SAS_ERR_FMT "%s: timeout\n", + ioc->name, __func__); + _debug_dump_mf(mpi_request, + sizeof(Mpi2SmpPassthroughRequest_t)/4); + if (!(ioc->transport_cmds.status & MPT2_CMD_RESET)) + issue_reset = 1; + goto issue_host_reset; + } + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "phy_error_log - " + "complete\n", ioc->name)); + + if (ioc->transport_cmds.status & MPT2_CMD_REPLY_VALID) { + + mpi_reply = ioc->transport_cmds.reply; + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_error_log - reply data transfer size(%d)\n", + ioc->name, le16_to_cpu(mpi_reply->ResponseDataLength))); + + if (le16_to_cpu(mpi_reply->ResponseDataLength) != + sizeof(struct phy_error_log_reply)) + goto out; + + phy_error_log_reply = data_out + + sizeof(struct phy_error_log_request); + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_error_log - function_result(%d)\n", + ioc->name, phy_error_log_reply->function_result)); + + phy->invalid_dword_count = + be32_to_cpu(phy_error_log_reply->invalid_dword); + phy->running_disparity_error_count = + be32_to_cpu(phy_error_log_reply->running_disparity_error); + phy->loss_of_dword_sync_count = + be32_to_cpu(phy_error_log_reply->loss_of_dword_sync); + phy->phy_reset_problem_count = + be32_to_cpu(phy_error_log_reply->phy_reset_problem); + rc = 0; + } else + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_error_log - no reply\n", ioc->name)); + + issue_host_reset: + if (issue_reset) + mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, + FORCE_BIG_HAMMER); + out: + ioc->transport_cmds.status = MPT2_CMD_NOT_USED; + if (data_out) + pci_free_consistent(ioc->pdev, sz, data_out, data_out_dma); + + mutex_unlock(&ioc->transport_cmds.mutex); + return rc; } /** - * _transport_get_linkerrors - + * _transport_get_linkerrors - return phy counters for both hba and expanders * @phy: The sas phy object * - * Only support sas_host direct attached phys. * Returns 0 for success, non-zero for failure. * */ @@ -963,17 +1171,24 @@ static int _transport_get_linkerrors(struct sas_phy *phy) { struct MPT2SAS_ADAPTER *ioc = phy_to_ioc(phy); - struct _sas_phy *mpt2sas_phy; + unsigned long flags; Mpi2ConfigReply_t mpi_reply; Mpi2SasPhyPage1_t phy_pg1; - mpt2sas_phy = _transport_find_local_phy(ioc, phy); - - if (!mpt2sas_phy) /* this phy not on sas_host */ + spin_lock_irqsave(&ioc->sas_node_lock, flags); + if (_transport_sas_node_find_by_sas_address(ioc, + phy->identify.sas_address) == NULL) { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return -EINVAL; + } + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); + if (phy->identify.sas_address != ioc->sas_hba.sas_address) + return _transport_get_expander_phy_error_log(ioc, phy); + + /* get hba phy error logs */ if ((mpt2sas_config_get_phy_pg1(ioc, &mpi_reply, &phy_pg1, - mpt2sas_phy->phy_id))) { + phy->number))) { printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, __func__); return -ENXIO; @@ -982,8 +1197,7 @@ _transport_get_linkerrors(struct sas_phy *phy) if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) printk(MPT2SAS_INFO_FMT "phy(%d), ioc_status" "(0x%04x), loginfo(0x%08x)\n", ioc->name, - mpt2sas_phy->phy_id, - le16_to_cpu(mpi_reply.IOCStatus), + phy->number, le16_to_cpu(mpi_reply.IOCStatus), le32_to_cpu(mpi_reply.IOCLogInfo)); phy->invalid_dword_count = le32_to_cpu(phy_pg1.InvalidDwordCount); @@ -1007,18 +1221,18 @@ static int _transport_get_enclosure_identifier(struct sas_rphy *rphy, u64 *identifier) { struct MPT2SAS_ADAPTER *ioc = rphy_to_ioc(rphy); - struct _sas_node *sas_expander; + struct _sas_device *sas_device; unsigned long flags; - spin_lock_irqsave(&ioc->sas_node_lock, flags); - sas_expander = mpt2sas_scsih_expander_find_by_sas_address(ioc, + spin_lock_irqsave(&ioc->sas_device_lock, flags); + sas_device = mpt2sas_scsih_sas_device_find_by_sas_address(ioc, rphy->identify.sas_address); - spin_unlock_irqrestore(&ioc->sas_node_lock, flags); + spin_unlock_irqrestore(&ioc->sas_device_lock, flags); - if (!sas_expander) + if (!sas_device) return -ENXIO; - *identifier = sas_expander->enclosure_logical_id; + *identifier = sas_device->enclosure_logical_id; return 0; } @@ -1046,32 +1260,260 @@ _transport_get_bay_identifier(struct sas_rphy *rphy) return sas_device->slot; } +/* phy control request structure */ +struct phy_control_request{ + u8 smp_frame_type; /* 0x40 */ + u8 function; /* 0x91 */ + u8 allocated_response_length; + u8 request_length; /* 0x09 */ + u16 expander_change_count; + u8 reserved_1[3]; + u8 phy_identifier; + u8 phy_operation; + u8 reserved_2[13]; + u64 attached_device_name; + u8 programmed_min_physical_link_rate; + u8 programmed_max_physical_link_rate; + u8 reserved_3[6]; +}; + +/* phy control reply structure */ +struct phy_control_reply{ + u8 smp_frame_type; /* 0x41 */ + u8 function; /* 0x11 */ + u8 function_result; + u8 response_length; +}; + +#define SMP_PHY_CONTROL_LINK_RESET (0x01) +#define SMP_PHY_CONTROL_HARD_RESET (0x02) +#define SMP_PHY_CONTROL_DISABLE (0x03) + +/** + * _transport_expander_phy_control - expander phy control + * @ioc: per adapter object + * @phy: The sas phy object + * + * Returns 0 for success, non-zero for failure. + * + */ +static int +_transport_expander_phy_control(struct MPT2SAS_ADAPTER *ioc, + struct sas_phy *phy, u8 phy_operation) +{ + Mpi2SmpPassthroughRequest_t *mpi_request; + Mpi2SmpPassthroughReply_t *mpi_reply; + struct phy_control_request *phy_control_request; + struct phy_control_reply *phy_control_reply; + int rc; + u16 smid; + u32 ioc_state; + unsigned long timeleft; + void *psge; + u32 sgl_flags; + u8 issue_reset = 0; + void *data_out = NULL; + dma_addr_t data_out_dma; + u32 sz; + u64 *sas_address_le; + u16 wait_state_count; + + if (ioc->shost_recovery) { + printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n", + __func__, ioc->name); + return -EFAULT; + } + + mutex_lock(&ioc->transport_cmds.mutex); + + if (ioc->transport_cmds.status != MPT2_CMD_NOT_USED) { + printk(MPT2SAS_ERR_FMT "%s: transport_cmds in use\n", + ioc->name, __func__); + rc = -EAGAIN; + goto out; + } + ioc->transport_cmds.status = MPT2_CMD_PENDING; + + wait_state_count = 0; + ioc_state = mpt2sas_base_get_iocstate(ioc, 1); + while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) { + if (wait_state_count++ == 10) { + printk(MPT2SAS_ERR_FMT + "%s: failed due to ioc not operational\n", + ioc->name, __func__); + rc = -EFAULT; + goto out; + } + ssleep(1); + ioc_state = mpt2sas_base_get_iocstate(ioc, 1); + printk(MPT2SAS_INFO_FMT "%s: waiting for " + "operational state(count=%d)\n", ioc->name, + __func__, wait_state_count); + } + if (wait_state_count) + printk(MPT2SAS_INFO_FMT "%s: ioc is operational\n", + ioc->name, __func__); + + smid = mpt2sas_base_get_smid(ioc, ioc->transport_cb_idx); + if (!smid) { + printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n", + ioc->name, __func__); + rc = -EAGAIN; + goto out; + } + + mpi_request = mpt2sas_base_get_msg_frame(ioc, smid); + ioc->transport_cmds.smid = smid; + + sz = sizeof(struct phy_control_request) + + sizeof(struct phy_control_reply); + data_out = pci_alloc_consistent(ioc->pdev, sz, &data_out_dma); + if (!data_out) { + printk(KERN_ERR "failure at %s:%d/%s()!\n", __FILE__, + __LINE__, __func__); + rc = -ENOMEM; + mpt2sas_base_free_smid(ioc, smid); + goto out; + } + + rc = -EINVAL; + memset(data_out, 0, sz); + phy_control_request = data_out; + phy_control_request->smp_frame_type = 0x40; + phy_control_request->function = 0x91; + phy_control_request->request_length = 9; + phy_control_request->allocated_response_length = 0; + phy_control_request->phy_identifier = phy->number; + phy_control_request->phy_operation = phy_operation; + phy_control_request->programmed_min_physical_link_rate = + phy->minimum_linkrate << 4; + phy_control_request->programmed_max_physical_link_rate = + phy->maximum_linkrate << 4; + + memset(mpi_request, 0, sizeof(Mpi2SmpPassthroughRequest_t)); + mpi_request->Function = MPI2_FUNCTION_SMP_PASSTHROUGH; + mpi_request->PhysicalPort = 0xFF; + mpi_request->VF_ID = 0; /* TODO */ + mpi_request->VP_ID = 0; + sas_address_le = (u64 *)&mpi_request->SASAddress; + *sas_address_le = cpu_to_le64(phy->identify.sas_address); + mpi_request->RequestDataLength = + cpu_to_le16(sizeof(struct phy_error_log_request)); + psge = &mpi_request->SGL; + + /* WRITE sgel first */ + sgl_flags = (MPI2_SGE_FLAGS_SIMPLE_ELEMENT | + MPI2_SGE_FLAGS_END_OF_BUFFER | MPI2_SGE_FLAGS_HOST_TO_IOC); + sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; + ioc->base_add_sg_single(psge, sgl_flags | + sizeof(struct phy_control_request), data_out_dma); + + /* incr sgel */ + psge += ioc->sge_size; + + /* READ sgel last */ + sgl_flags = (MPI2_SGE_FLAGS_SIMPLE_ELEMENT | + MPI2_SGE_FLAGS_LAST_ELEMENT | MPI2_SGE_FLAGS_END_OF_BUFFER | + MPI2_SGE_FLAGS_END_OF_LIST); + sgl_flags = sgl_flags << MPI2_SGE_FLAGS_SHIFT; + ioc->base_add_sg_single(psge, sgl_flags | + sizeof(struct phy_control_reply), data_out_dma + + sizeof(struct phy_control_request)); + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "phy_control - " + "send to sas_addr(0x%016llx), phy(%d), opcode(%d)\n", ioc->name, + (unsigned long long)phy->identify.sas_address, phy->number, + phy_operation)); + mpt2sas_base_put_smid_default(ioc, smid); + init_completion(&ioc->transport_cmds.done); + timeleft = wait_for_completion_timeout(&ioc->transport_cmds.done, + 10*HZ); + + if (!(ioc->transport_cmds.status & MPT2_CMD_COMPLETE)) { + printk(MPT2SAS_ERR_FMT "%s: timeout\n", + ioc->name, __func__); + _debug_dump_mf(mpi_request, + sizeof(Mpi2SmpPassthroughRequest_t)/4); + if (!(ioc->transport_cmds.status & MPT2_CMD_RESET)) + issue_reset = 1; + goto issue_host_reset; + } + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "phy_control - " + "complete\n", ioc->name)); + + if (ioc->transport_cmds.status & MPT2_CMD_REPLY_VALID) { + + mpi_reply = ioc->transport_cmds.reply; + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_control - reply data transfer size(%d)\n", + ioc->name, le16_to_cpu(mpi_reply->ResponseDataLength))); + + if (le16_to_cpu(mpi_reply->ResponseDataLength) != + sizeof(struct phy_control_reply)) + goto out; + + phy_control_reply = data_out + + sizeof(struct phy_control_request); + + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_control - function_result(%d)\n", + ioc->name, phy_control_reply->function_result)); + + rc = 0; + } else + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT + "phy_control - no reply\n", ioc->name)); + + issue_host_reset: + if (issue_reset) + mpt2sas_base_hard_reset_handler(ioc, CAN_SLEEP, + FORCE_BIG_HAMMER); + out: + ioc->transport_cmds.status = MPT2_CMD_NOT_USED; + if (data_out) + pci_free_consistent(ioc->pdev, sz, data_out, data_out_dma); + + mutex_unlock(&ioc->transport_cmds.mutex); + return rc; +} + /** * _transport_phy_reset - * @phy: The sas phy object * @hard_reset: * - * Only support sas_host direct attached phys. * Returns 0 for success, non-zero for failure. */ static int _transport_phy_reset(struct sas_phy *phy, int hard_reset) { struct MPT2SAS_ADAPTER *ioc = phy_to_ioc(phy); - struct _sas_phy *mpt2sas_phy; Mpi2SasIoUnitControlReply_t mpi_reply; Mpi2SasIoUnitControlRequest_t mpi_request; + unsigned long flags; - mpt2sas_phy = _transport_find_local_phy(ioc, phy); - - if (!mpt2sas_phy) /* this phy not on sas_host */ + spin_lock_irqsave(&ioc->sas_node_lock, flags); + if (_transport_sas_node_find_by_sas_address(ioc, + phy->identify.sas_address) == NULL) { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return -EINVAL; + } + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); + + /* handle expander phys */ + if (phy->identify.sas_address != ioc->sas_hba.sas_address) + return _transport_expander_phy_control(ioc, phy, + (hard_reset == 1) ? SMP_PHY_CONTROL_HARD_RESET : + SMP_PHY_CONTROL_LINK_RESET); + /* handle hba phys */ memset(&mpi_request, 0, sizeof(Mpi2SasIoUnitControlReply_t)); mpi_request.Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL; mpi_request.Operation = hard_reset ? MPI2_SAS_OP_PHY_HARD_RESET : MPI2_SAS_OP_PHY_LINK_RESET; - mpi_request.PhyNum = mpt2sas_phy->phy_id; + mpi_request.PhyNum = phy->number; if ((mpt2sas_base_sas_iounit_control(ioc, &mpi_reply, &mpi_request))) { printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", @@ -1082,8 +1524,7 @@ _transport_phy_reset(struct sas_phy *phy, int hard_reset) if (mpi_reply.IOCStatus || mpi_reply.IOCLogInfo) printk(MPT2SAS_INFO_FMT "phy(%d), ioc_status" "(0x%04x), loginfo(0x%08x)\n", ioc->name, - mpt2sas_phy->phy_id, - le16_to_cpu(mpi_reply.IOCStatus), + phy->number, le16_to_cpu(mpi_reply.IOCStatus), le32_to_cpu(mpi_reply.IOCLogInfo)); return 0; @@ -1101,17 +1542,28 @@ static int _transport_phy_enable(struct sas_phy *phy, int enable) { struct MPT2SAS_ADAPTER *ioc = phy_to_ioc(phy); - struct _sas_phy *mpt2sas_phy; Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; Mpi2ConfigReply_t mpi_reply; u16 ioc_status; u16 sz; int rc = 0; + unsigned long flags; - mpt2sas_phy = _transport_find_local_phy(ioc, phy); - - if (!mpt2sas_phy) /* this phy not on sas_host */ + spin_lock_irqsave(&ioc->sas_node_lock, flags); + if (_transport_sas_node_find_by_sas_address(ioc, + phy->identify.sas_address) == NULL) { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return -EINVAL; + } + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); + + /* handle expander phys */ + if (phy->identify.sas_address != ioc->sas_hba.sas_address) + return _transport_expander_phy_control(ioc, phy, + (enable == 1) ? SMP_PHY_CONTROL_LINK_RESET : + SMP_PHY_CONTROL_DISABLE); + + /* handle hba phys */ /* sas_iounit page 1 */ sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * @@ -1140,14 +1592,18 @@ _transport_phy_enable(struct sas_phy *phy, int enable) } if (enable) - sas_iounit_pg1->PhyData[mpt2sas_phy->phy_id].PhyFlags + sas_iounit_pg1->PhyData[phy->number].PhyFlags &= ~MPI2_SASIOUNIT1_PHYFLAGS_PHY_DISABLE; else - sas_iounit_pg1->PhyData[mpt2sas_phy->phy_id].PhyFlags + sas_iounit_pg1->PhyData[phy->number].PhyFlags |= MPI2_SASIOUNIT1_PHYFLAGS_PHY_DISABLE; mpt2sas_config_set_sas_iounit_pg1(ioc, &mpi_reply, sas_iounit_pg1, sz); + /* link reset */ + if (enable) + _transport_phy_reset(phy, 0); + out: kfree(sas_iounit_pg1); return rc; @@ -1165,7 +1621,6 @@ static int _transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) { struct MPT2SAS_ADAPTER *ioc = phy_to_ioc(phy); - struct _sas_phy *mpt2sas_phy; Mpi2SasIOUnitPage1_t *sas_iounit_pg1 = NULL; Mpi2SasPhyPage0_t phy_pg0; Mpi2ConfigReply_t mpi_reply; @@ -1173,11 +1628,15 @@ _transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) u16 sz; int i; int rc = 0; + unsigned long flags; - mpt2sas_phy = _transport_find_local_phy(ioc, phy); - - if (!mpt2sas_phy) /* this phy not on sas_host */ + spin_lock_irqsave(&ioc->sas_node_lock, flags); + if (_transport_sas_node_find_by_sas_address(ioc, + phy->identify.sas_address) == NULL) { + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); return -EINVAL; + } + spin_unlock_irqrestore(&ioc->sas_node_lock, flags); if (!rates->minimum_linkrate) rates->minimum_linkrate = phy->minimum_linkrate; @@ -1189,6 +1648,16 @@ _transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) else if (rates->maximum_linkrate > phy->maximum_linkrate_hw) rates->maximum_linkrate = phy->maximum_linkrate_hw; + /* handle expander phys */ + if (phy->identify.sas_address != ioc->sas_hba.sas_address) { + phy->minimum_linkrate = rates->minimum_linkrate; + phy->maximum_linkrate = rates->maximum_linkrate; + return _transport_expander_phy_control(ioc, phy, + SMP_PHY_CONTROL_LINK_RESET); + } + + /* handle hba phys */ + /* sas_iounit page 1 */ sz = offsetof(Mpi2SasIOUnitPage1_t, PhyData) + (ioc->sas_hba.num_phys * sizeof(Mpi2SasIOUnit1PhyData_t)); @@ -1216,7 +1685,7 @@ _transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) } for (i = 0; i < ioc->sas_hba.num_phys; i++) { - if (mpt2sas_phy->phy_id != i) { + if (phy->number != i) { sas_iounit_pg1->PhyData[i].MaxMinLinkRate = (ioc->sas_hba.phy[i].phy->minimum_linkrate + (ioc->sas_hba.phy[i].phy->maximum_linkrate << 4)); @@ -1240,7 +1709,7 @@ _transport_phy_speed(struct sas_phy *phy, struct sas_phy_linkrates *rates) /* read phy page 0, then update the rates in the sas transport phy */ if (!mpt2sas_config_get_phy_pg0(ioc, &mpi_reply, &phy_pg0, - mpt2sas_phy->phy_id)) { + phy->number)) { phy->minimum_linkrate = _transport_convert_phy_link_rate( phy_pg0.ProgrammedLinkRate & MPI2_SAS_PRATE_MIN_RATE_MASK); phy->maximum_linkrate = _transport_convert_phy_link_rate( @@ -1392,7 +1861,7 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, ioc->base_add_sg_single(psge, sgl_flags | (blk_rq_bytes(rsp) + 4), dma_addr_in); - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s - " + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "%s - " "sending smp request\n", ioc->name, __func__)); mpt2sas_base_put_smid_default(ioc, smid); @@ -1410,14 +1879,14 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, goto issue_host_reset; } - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s - " + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "%s - " "complete\n", ioc->name, __func__)); if (ioc->transport_cmds.status & MPT2_CMD_REPLY_VALID) { mpi_reply = ioc->transport_cmds.reply; - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "%s - reply data transfer size(%d)\n", ioc->name, __func__, le16_to_cpu(mpi_reply->ResponseDataLength))); @@ -1428,7 +1897,7 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, rsp->resid_len -= le16_to_cpu(mpi_reply->ResponseDataLength); } else { - dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT + dtransportprintk(ioc, printk(MPT2SAS_INFO_FMT "%s - no reply\n", ioc->name, __func__)); rc = -ENXIO; } diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c index f5e321791903..adedaa916ecb 100644 --- a/drivers/scsi/mvsas/mv_sas.c +++ b/drivers/scsi/mvsas/mv_sas.c @@ -1483,7 +1483,7 @@ static int mvs_exec_internal_tmf_task(struct domain_device *dev, } if (task->task_status.resp == SAS_TASK_COMPLETE && - task->task_status.stat == SAM_GOOD) { + task->task_status.stat == SAM_STAT_GOOD) { res = TMF_RESP_FUNC_COMPLETE; break; } @@ -1640,7 +1640,7 @@ int mvs_abort_task(struct sas_task *task) struct mvs_tmf_task tmf_task; struct domain_device *dev = task->dev; struct mvs_device *mvi_dev = (struct mvs_device *)dev->lldd_dev; - struct mvs_info *mvi = mvi_dev->mvi_info; + struct mvs_info *mvi; int rc = TMF_RESP_FUNC_FAILED; unsigned long flags; u32 tag; @@ -1650,6 +1650,8 @@ int mvs_abort_task(struct sas_task *task) rc = TMF_RESP_FUNC_FAILED; } + mvi = mvi_dev->mvi_info; + spin_lock_irqsave(&task->task_state_lock, flags); if (task->task_state_flags & SAS_TASK_STATE_DONE) { spin_unlock_irqrestore(&task->task_state_lock, flags); @@ -1756,7 +1758,7 @@ static int mvs_sata_done(struct mvs_info *mvi, struct sas_task *task, struct mvs_device *mvi_dev = task->dev->lldd_dev; struct task_status_struct *tstat = &task->task_status; struct ata_task_resp *resp = (struct ata_task_resp *)tstat->buf; - int stat = SAM_GOOD; + int stat = SAM_STAT_GOOD; resp->frame_len = sizeof(struct dev_to_host_fis); @@ -1788,13 +1790,13 @@ static int mvs_slot_err(struct mvs_info *mvi, struct sas_task *task, MVS_CHIP_DISP->command_active(mvi, slot_idx); - stat = SAM_CHECK_COND; + stat = SAM_STAT_CHECK_CONDITION; switch (task->task_proto) { case SAS_PROTOCOL_SSP: stat = SAS_ABORTED_TASK; break; case SAS_PROTOCOL_SMP: - stat = SAM_CHECK_COND; + stat = SAM_STAT_CHECK_CONDITION; break; case SAS_PROTOCOL_SATA: @@ -1879,7 +1881,7 @@ int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc, u32 flags) case SAS_PROTOCOL_SSP: /* hw says status == 0, datapres == 0 */ if (rx_desc & RXQ_GOOD) { - tstat->stat = SAM_GOOD; + tstat->stat = SAM_STAT_GOOD; tstat->resp = SAS_TASK_COMPLETE; } /* response frame present */ @@ -1888,12 +1890,12 @@ int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc, u32 flags) sizeof(struct mvs_err_info); sas_ssp_task_response(mvi->dev, task, iu); } else - tstat->stat = SAM_CHECK_COND; + tstat->stat = SAM_STAT_CHECK_CONDITION; break; case SAS_PROTOCOL_SMP: { struct scatterlist *sg_resp = &task->smp_task.smp_resp; - tstat->stat = SAM_GOOD; + tstat->stat = SAM_STAT_GOOD; to = kmap_atomic(sg_page(sg_resp), KM_IRQ0); memcpy(to + sg_resp->offset, slot->response + sizeof(struct mvs_err_info), @@ -1910,7 +1912,7 @@ int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc, u32 flags) } default: - tstat->stat = SAM_CHECK_COND; + tstat->stat = SAM_STAT_CHECK_CONDITION; break; } if (!slot->port->port_attached) { diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c index 5ff8261c5d67..356ad268de6d 100644 --- a/drivers/scsi/pm8001/pm8001_hwi.c +++ b/drivers/scsi/pm8001/pm8001_hwi.c @@ -1480,7 +1480,7 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) ",param = %d \n", param)); if (param == 0) { ts->resp = SAS_TASK_COMPLETE; - ts->stat = SAM_GOOD; + ts->stat = SAM_STAT_GOOD; } else { ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_PROTO_RESPONSE; @@ -1909,7 +1909,7 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); if (param == 0) { ts->resp = SAS_TASK_COMPLETE; - ts->stat = SAM_GOOD; + ts->stat = SAM_STAT_GOOD; } else { u8 len; ts->resp = SAS_TASK_COMPLETE; @@ -2450,7 +2450,7 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) case IO_SUCCESS: PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); ts->resp = SAS_TASK_COMPLETE; - ts->stat = SAM_GOOD; + ts->stat = SAM_STAT_GOOD; if (pm8001_dev) pm8001_dev->running_req--; break; @@ -2479,19 +2479,19 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_ERROR_HW_TIMEOUT\n")); ts->resp = SAS_TASK_COMPLETE; - ts->stat = SAM_BUSY; + ts->stat = SAM_STAT_BUSY; break; case IO_XFER_ERROR_BREAK: PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_XFER_ERROR_BREAK\n")); ts->resp = SAS_TASK_COMPLETE; - ts->stat = SAM_BUSY; + ts->stat = SAM_STAT_BUSY; break; case IO_XFER_ERROR_PHY_NOT_READY: PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); ts->resp = SAS_TASK_COMPLETE; - ts->stat = SAM_BUSY; + ts->stat = SAM_STAT_BUSY; break; case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: PM8001_IO_DBG(pm8001_ha, @@ -3260,7 +3260,7 @@ mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) case IO_SUCCESS: PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); ts->resp = SAS_TASK_COMPLETE; - ts->stat = SAM_GOOD; + ts->stat = SAM_STAT_GOOD; break; case IO_NOT_VALID: PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_NOT_VALID\n")); diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c index cd02ceaf67ff..6ae059ebb4bb 100644 --- a/drivers/scsi/pm8001/pm8001_sas.c +++ b/drivers/scsi/pm8001/pm8001_sas.c @@ -763,7 +763,7 @@ static int pm8001_exec_internal_tmf_task(struct domain_device *dev, } if (task->task_status.resp == SAS_TASK_COMPLETE && - task->task_status.stat == SAM_GOOD) { + task->task_status.stat == SAM_STAT_GOOD) { res = TMF_RESP_FUNC_COMPLETE; break; } @@ -853,7 +853,7 @@ pm8001_exec_internal_task_abort(struct pm8001_hba_info *pm8001_ha, } if (task->task_status.resp == SAS_TASK_COMPLETE && - task->task_status.stat == SAM_GOOD) { + task->task_status.stat == SAM_STAT_GOOD) { res = TMF_RESP_FUNC_COMPLETE; break; diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index c44e4ab4e938..ecc45c8b4e6b 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -113,6 +113,7 @@ static struct pmcraid_chip_details pmcraid_chip_cfg[] = { .global_intr_mask = 0x00034, .ioa_host_intr = 0x0009C, .ioa_host_intr_clr = 0x000A0, + .ioa_host_msix_intr = 0x7FC40, .ioa_host_mask = 0x7FC28, .ioa_host_mask_clr = 0x7FC28, .host_ioa_intr = 0x00020, @@ -154,8 +155,12 @@ static int pmcraid_slave_alloc(struct scsi_device *scsi_dev) u8 target, bus, lun; unsigned long lock_flags; int rc = -ENXIO; + u16 fw_version; + pinstance = shost_priv(scsi_dev->host); + fw_version = be16_to_cpu(pinstance->inq_data->fw_version); + /* Driver exposes VSET and GSCSI resources only; all other device types * are not exposed. Resource list is synchronized using resource lock * so any traversal or modifications to the list should be done inside @@ -166,7 +171,11 @@ static int pmcraid_slave_alloc(struct scsi_device *scsi_dev) /* do not expose VSETs with order-ids > MAX_VSET_TARGETS */ if (RES_IS_VSET(temp->cfg_entry)) { - target = temp->cfg_entry.unique_flags1; + if (fw_version <= PMCRAID_FW_VERSION_1) + target = temp->cfg_entry.unique_flags1; + else + target = temp->cfg_entry.array_id & 0xFF; + if (target > PMCRAID_MAX_VSET_TARGETS) continue; bus = PMCRAID_VSET_BUS_ID; @@ -283,7 +292,7 @@ static void pmcraid_slave_destroy(struct scsi_device *scsi_dev) * @reason: calling context * * Return value - * actual depth set + * actual depth set */ static int pmcraid_change_queue_depth(struct scsi_device *scsi_dev, int depth, int reason) @@ -305,7 +314,7 @@ static int pmcraid_change_queue_depth(struct scsi_device *scsi_dev, int depth, * @tag: type of tags to use * * Return value: - * actual queue type set + * actual queue type set */ static int pmcraid_change_queue_type(struct scsi_device *scsi_dev, int tag) { @@ -357,6 +366,7 @@ void pmcraid_init_cmdblk(struct pmcraid_cmd *cmd, int index) * processed by IOA */ memset(&cmd->ioa_cb->ioarcb.cdb, 0, PMCRAID_MAX_CDB_LEN); + ioarcb->hrrq_id = 0; ioarcb->request_flags0 = 0; ioarcb->request_flags1 = 0; ioarcb->cmd_timeout = 0; @@ -368,13 +378,15 @@ void pmcraid_init_cmdblk(struct pmcraid_cmd *cmd, int index) ioarcb->add_cmd_param_offset = 0; cmd->ioa_cb->ioasa.ioasc = 0; cmd->ioa_cb->ioasa.residual_data_length = 0; - cmd->u.time_left = 0; + cmd->time_left = 0; } cmd->cmd_done = NULL; cmd->scsi_cmd = NULL; cmd->release = 0; cmd->completion_req = 0; + cmd->sense_buffer = 0; + cmd->sense_buffer_dma = 0; cmd->dma_handle = 0; init_timer(&cmd->timer); } @@ -449,7 +461,9 @@ void pmcraid_return_cmd(struct pmcraid_cmd *cmd) */ static u32 pmcraid_read_interrupts(struct pmcraid_instance *pinstance) { - return ioread32(pinstance->int_regs.ioa_host_interrupt_reg); + return (pinstance->interrupt_mode) ? + ioread32(pinstance->int_regs.ioa_host_msix_interrupt_reg) : + ioread32(pinstance->int_regs.ioa_host_interrupt_reg); } /** @@ -469,10 +483,15 @@ static void pmcraid_disable_interrupts( u32 gmask = ioread32(pinstance->int_regs.global_interrupt_mask_reg); u32 nmask = gmask | GLOBAL_INTERRUPT_MASK; - iowrite32(nmask, pinstance->int_regs.global_interrupt_mask_reg); iowrite32(intrs, pinstance->int_regs.ioa_host_interrupt_clr_reg); - iowrite32(intrs, pinstance->int_regs.ioa_host_interrupt_mask_reg); - ioread32(pinstance->int_regs.ioa_host_interrupt_mask_reg); + iowrite32(nmask, pinstance->int_regs.global_interrupt_mask_reg); + ioread32(pinstance->int_regs.global_interrupt_mask_reg); + + if (!pinstance->interrupt_mode) { + iowrite32(intrs, + pinstance->int_regs.ioa_host_interrupt_mask_reg); + ioread32(pinstance->int_regs.ioa_host_interrupt_mask_reg); + } } /** @@ -493,8 +512,12 @@ static void pmcraid_enable_interrupts( u32 nmask = gmask & (~GLOBAL_INTERRUPT_MASK); iowrite32(nmask, pinstance->int_regs.global_interrupt_mask_reg); - iowrite32(~intrs, pinstance->int_regs.ioa_host_interrupt_mask_reg); - ioread32(pinstance->int_regs.ioa_host_interrupt_mask_reg); + + if (!pinstance->interrupt_mode) { + iowrite32(~intrs, + pinstance->int_regs.ioa_host_interrupt_mask_reg); + ioread32(pinstance->int_regs.ioa_host_interrupt_mask_reg); + } pmcraid_info("enabled interrupts global mask = %x intr_mask = %x\n", ioread32(pinstance->int_regs.global_interrupt_mask_reg), @@ -502,6 +525,39 @@ static void pmcraid_enable_interrupts( } /** + * pmcraid_clr_trans_op - clear trans to op interrupt + * + * @pinstance: pointer to per adapter instance structure + * + * Return Value + * None + */ +static void pmcraid_clr_trans_op( + struct pmcraid_instance *pinstance +) +{ + unsigned long lock_flags; + + if (!pinstance->interrupt_mode) { + iowrite32(INTRS_TRANSITION_TO_OPERATIONAL, + pinstance->int_regs.ioa_host_interrupt_mask_reg); + ioread32(pinstance->int_regs.ioa_host_interrupt_mask_reg); + iowrite32(INTRS_TRANSITION_TO_OPERATIONAL, + pinstance->int_regs.ioa_host_interrupt_clr_reg); + ioread32(pinstance->int_regs.ioa_host_interrupt_clr_reg); + } + + if (pinstance->reset_cmd != NULL) { + del_timer(&pinstance->reset_cmd->timer); + spin_lock_irqsave( + pinstance->host->host_lock, lock_flags); + pinstance->reset_cmd->cmd_done(pinstance->reset_cmd); + spin_unlock_irqrestore( + pinstance->host->host_lock, lock_flags); + } +} + +/** * pmcraid_reset_type - Determine the required reset type * @pinstance: pointer to adapter instance structure * @@ -536,7 +592,7 @@ static void pmcraid_reset_type(struct pmcraid_instance *pinstance) * pmcraid_bist_done - completion function for PCI BIST * @cmd: pointer to reset command * Return Value - * none + * none */ static void pmcraid_ioa_reset(struct pmcraid_cmd *); @@ -552,16 +608,16 @@ static void pmcraid_bist_done(struct pmcraid_cmd *cmd) /* If PCI config space can't be accessed wait for another two secs */ if ((rc != PCIBIOS_SUCCESSFUL || (!(pci_reg & PCI_COMMAND_MEMORY))) && - cmd->u.time_left > 0) { + cmd->time_left > 0) { pmcraid_info("BIST not complete, waiting another 2 secs\n"); - cmd->timer.expires = jiffies + cmd->u.time_left; - cmd->u.time_left = 0; + cmd->timer.expires = jiffies + cmd->time_left; + cmd->time_left = 0; cmd->timer.data = (unsigned long)cmd; cmd->timer.function = (void (*)(unsigned long))pmcraid_bist_done; add_timer(&cmd->timer); } else { - cmd->u.time_left = 0; + cmd->time_left = 0; pmcraid_info("BIST is complete, proceeding with reset\n"); spin_lock_irqsave(pinstance->host->host_lock, lock_flags); pmcraid_ioa_reset(cmd); @@ -585,10 +641,10 @@ static void pmcraid_start_bist(struct pmcraid_cmd *cmd) pinstance->int_regs.host_ioa_interrupt_reg); doorbells = ioread32(pinstance->int_regs.host_ioa_interrupt_reg); intrs = ioread32(pinstance->int_regs.ioa_host_interrupt_reg); - pmcraid_info("doorbells after start bist: %x intrs: %x \n", + pmcraid_info("doorbells after start bist: %x intrs: %x\n", doorbells, intrs); - cmd->u.time_left = msecs_to_jiffies(PMCRAID_BIST_TIMEOUT); + cmd->time_left = msecs_to_jiffies(PMCRAID_BIST_TIMEOUT); cmd->timer.data = (unsigned long)cmd; cmd->timer.expires = jiffies + msecs_to_jiffies(PMCRAID_BIST_TIMEOUT); cmd->timer.function = (void (*)(unsigned long))pmcraid_bist_done; @@ -612,7 +668,7 @@ static void pmcraid_reset_alert_done(struct pmcraid_cmd *cmd) * some more time to wait, restart the timer */ if (((status & INTRS_CRITICAL_OP_IN_PROGRESS) == 0) || - cmd->u.time_left <= 0) { + cmd->time_left <= 0) { pmcraid_info("critical op is reset proceeding with reset\n"); spin_lock_irqsave(pinstance->host->host_lock, lock_flags); pmcraid_ioa_reset(cmd); @@ -620,7 +676,7 @@ static void pmcraid_reset_alert_done(struct pmcraid_cmd *cmd) } else { pmcraid_info("critical op is not yet reset waiting again\n"); /* restart timer if some more time is available to wait */ - cmd->u.time_left -= PMCRAID_CHECK_FOR_RESET_TIMEOUT; + cmd->time_left -= PMCRAID_CHECK_FOR_RESET_TIMEOUT; cmd->timer.data = (unsigned long)cmd; cmd->timer.expires = jiffies + PMCRAID_CHECK_FOR_RESET_TIMEOUT; cmd->timer.function = @@ -638,6 +694,7 @@ static void pmcraid_reset_alert_done(struct pmcraid_cmd *cmd) * successfully written to IOA. Returns non-zero in case pci_config_space * is not accessible */ +static void pmcraid_notify_ioastate(struct pmcraid_instance *, u32); static void pmcraid_reset_alert(struct pmcraid_cmd *cmd) { struct pmcraid_instance *pinstance = cmd->drv_inst; @@ -658,7 +715,7 @@ static void pmcraid_reset_alert(struct pmcraid_cmd *cmd) * OPERATION bit is reset. A timer is started to wait for this * bit to be reset. */ - cmd->u.time_left = PMCRAID_RESET_TIMEOUT; + cmd->time_left = PMCRAID_RESET_TIMEOUT; cmd->timer.data = (unsigned long)cmd; cmd->timer.expires = jiffies + PMCRAID_CHECK_FOR_RESET_TIMEOUT; cmd->timer.function = @@ -693,7 +750,8 @@ static void pmcraid_timeout_handler(struct pmcraid_cmd *cmd) unsigned long lock_flags; dev_info(&pinstance->pdev->dev, - "Adapter being reset due to command timeout.\n"); + "Adapter being reset due to cmd(CDB[0] = %x) timeout\n", + cmd->ioa_cb->ioarcb.cdb[0]); /* Command timeouts result in hard reset sequence. The command that got * timed out may be the one used as part of reset sequence. In this @@ -736,9 +794,14 @@ static void pmcraid_timeout_handler(struct pmcraid_cmd *cmd) */ if (cmd == pinstance->reset_cmd) cmd->cmd_done = pmcraid_ioa_reset; - } + /* Notify apps of important IOA bringup/bringdown sequences */ + if (pinstance->scn.ioa_state != PMC_DEVICE_EVENT_RESET_START && + pinstance->scn.ioa_state != PMC_DEVICE_EVENT_SHUTDOWN_START) + pmcraid_notify_ioastate(pinstance, + PMC_DEVICE_EVENT_RESET_START); + pinstance->ioa_state = IOA_STATE_IN_RESET_ALERT; scsi_block_requests(pinstance->host); pmcraid_reset_alert(cmd); @@ -866,7 +929,7 @@ static void _pmcraid_fire_command(struct pmcraid_cmd *cmd) /* Add this command block to pending cmd pool. We do this prior to * writting IOARCB to ioarrin because IOA might complete the command * by the time we are about to add it to the list. Response handler - * (isr/tasklet) looks for cmb block in the pending pending list. + * (isr/tasklet) looks for cmd block in the pending pending list. */ spin_lock_irqsave(&pinstance->pending_pool_lock, lock_flags); list_add_tail(&cmd->free_list, &pinstance->pending_cmd_pool); @@ -916,6 +979,23 @@ static void pmcraid_send_cmd( } /** + * pmcraid_ioa_shutdown_done - completion function for IOA shutdown command + * @cmd: pointer to the command block used for sending IOA shutdown command + * + * Return value + * None + */ +static void pmcraid_ioa_shutdown_done(struct pmcraid_cmd *cmd) +{ + struct pmcraid_instance *pinstance = cmd->drv_inst; + unsigned long lock_flags; + + spin_lock_irqsave(pinstance->host->host_lock, lock_flags); + pmcraid_ioa_reset(cmd); + spin_unlock_irqrestore(pinstance->host->host_lock, lock_flags); +} + +/** * pmcraid_ioa_shutdown - sends SHUTDOWN command to ioa * * @cmd: pointer to the command block used as part of reset sequence @@ -943,30 +1023,112 @@ static void pmcraid_ioa_shutdown(struct pmcraid_cmd *cmd) pmcraid_info("firing normal shutdown command (%d) to IOA\n", le32_to_cpu(cmd->ioa_cb->ioarcb.response_handle)); - pmcraid_send_cmd(cmd, pmcraid_ioa_reset, + pmcraid_notify_ioastate(cmd->drv_inst, PMC_DEVICE_EVENT_SHUTDOWN_START); + + pmcraid_send_cmd(cmd, pmcraid_ioa_shutdown_done, PMCRAID_SHUTDOWN_TIMEOUT, pmcraid_timeout_handler); } /** - * pmcraid_identify_hrrq - registers host rrq buffers with IOA - * @cmd: pointer to command block to be used for identify hrrq + * pmcraid_get_fwversion_done - completion function for get_fwversion + * + * @cmd: pointer to command block used to send INQUIRY command * * Return Value - * 0 in case of success, otherwise non-zero failure code + * none */ - static void pmcraid_querycfg(struct pmcraid_cmd *); +static void pmcraid_get_fwversion_done(struct pmcraid_cmd *cmd) +{ + struct pmcraid_instance *pinstance = cmd->drv_inst; + u32 ioasc = le32_to_cpu(cmd->ioa_cb->ioasa.ioasc); + unsigned long lock_flags; + + /* configuration table entry size depends on firmware version. If fw + * version is not known, it is not possible to interpret IOA config + * table + */ + if (ioasc) { + pmcraid_err("IOA Inquiry failed with %x\n", ioasc); + spin_lock_irqsave(pinstance->host->host_lock, lock_flags); + pinstance->ioa_state = IOA_STATE_IN_RESET_ALERT; + pmcraid_reset_alert(cmd); + spin_unlock_irqrestore(pinstance->host->host_lock, lock_flags); + } else { + pmcraid_querycfg(cmd); + } +} + +/** + * pmcraid_get_fwversion - reads firmware version information + * + * @cmd: pointer to command block used to send INQUIRY command + * + * Return Value + * none + */ +static void pmcraid_get_fwversion(struct pmcraid_cmd *cmd) +{ + struct pmcraid_ioarcb *ioarcb = &cmd->ioa_cb->ioarcb; + struct pmcraid_ioadl_desc *ioadl = ioarcb->add_data.u.ioadl; + struct pmcraid_instance *pinstance = cmd->drv_inst; + u16 data_size = sizeof(struct pmcraid_inquiry_data); + + pmcraid_reinit_cmdblk(cmd); + ioarcb->request_type = REQ_TYPE_SCSI; + ioarcb->resource_handle = cpu_to_le32(PMCRAID_IOA_RES_HANDLE); + ioarcb->cdb[0] = INQUIRY; + ioarcb->cdb[1] = 1; + ioarcb->cdb[2] = 0xD0; + ioarcb->cdb[3] = (data_size >> 8) & 0xFF; + ioarcb->cdb[4] = data_size & 0xFF; + + /* Since entire inquiry data it can be part of IOARCB itself + */ + ioarcb->ioadl_bus_addr = cpu_to_le64((cmd->ioa_cb_bus_addr) + + offsetof(struct pmcraid_ioarcb, + add_data.u.ioadl[0])); + ioarcb->ioadl_length = cpu_to_le32(sizeof(struct pmcraid_ioadl_desc)); + ioarcb->ioarcb_bus_addr &= ~(0x1FULL); + + ioarcb->request_flags0 |= NO_LINK_DESCS; + ioarcb->data_transfer_length = cpu_to_le32(data_size); + ioadl = &(ioarcb->add_data.u.ioadl[0]); + ioadl->flags = IOADL_FLAGS_LAST_DESC; + ioadl->address = cpu_to_le64(pinstance->inq_data_baddr); + ioadl->data_len = cpu_to_le32(data_size); + + pmcraid_send_cmd(cmd, pmcraid_get_fwversion_done, + PMCRAID_INTERNAL_TIMEOUT, pmcraid_timeout_handler); +} + +/** + * pmcraid_identify_hrrq - registers host rrq buffers with IOA + * @cmd: pointer to command block to be used for identify hrrq + * + * Return Value + * none + */ static void pmcraid_identify_hrrq(struct pmcraid_cmd *cmd) { struct pmcraid_instance *pinstance = cmd->drv_inst; struct pmcraid_ioarcb *ioarcb = &cmd->ioa_cb->ioarcb; - int index = 0; + int index = cmd->hrrq_index; __be64 hrrq_addr = cpu_to_be64(pinstance->hrrq_start_bus_addr[index]); u32 hrrq_size = cpu_to_be32(sizeof(u32) * PMCRAID_MAX_CMD); + void (*done_function)(struct pmcraid_cmd *); pmcraid_reinit_cmdblk(cmd); + cmd->hrrq_index = index + 1; + + if (cmd->hrrq_index < pinstance->num_hrrq) { + done_function = pmcraid_identify_hrrq; + } else { + cmd->hrrq_index = 0; + done_function = pmcraid_get_fwversion; + } /* Initialize ioarcb */ ioarcb->request_type = REQ_TYPE_IOACMD; @@ -980,8 +1142,8 @@ static void pmcraid_identify_hrrq(struct pmcraid_cmd *cmd) /* IOA expects 64-bit pci address to be written in B.E format * (i.e cdb[2]=MSByte..cdb[9]=LSB. */ - pmcraid_info("HRRQ_IDENTIFY with hrrq:ioarcb => %llx:%llx\n", - hrrq_addr, ioarcb->ioarcb_bus_addr); + pmcraid_info("HRRQ_IDENTIFY with hrrq:ioarcb:index => %llx:%llx:%x\n", + hrrq_addr, ioarcb->ioarcb_bus_addr, index); memcpy(&(ioarcb->cdb[2]), &hrrq_addr, sizeof(hrrq_addr)); memcpy(&(ioarcb->cdb[10]), &hrrq_size, sizeof(hrrq_size)); @@ -990,7 +1152,7 @@ static void pmcraid_identify_hrrq(struct pmcraid_cmd *cmd) * Note that this gets called even during reset from SCSI mid-layer * or tasklet */ - pmcraid_send_cmd(cmd, pmcraid_querycfg, + pmcraid_send_cmd(cmd, done_function, PMCRAID_INTERNAL_TIMEOUT, pmcraid_timeout_handler); } @@ -1047,7 +1209,7 @@ static struct pmcraid_cmd *pmcraid_init_hcam } if (type == PMCRAID_HCAM_CODE_CONFIG_CHANGE) { - rcb_size = sizeof(struct pmcraid_hcam_ccn); + rcb_size = sizeof(struct pmcraid_hcam_ccn_ext); cmd_done = pmcraid_process_ccn; dma = pinstance->ccn.baddr + PMCRAID_AEN_HDR_SIZE; hcam = &pinstance->ccn; @@ -1094,7 +1256,7 @@ static struct pmcraid_cmd *pmcraid_init_hcam * This function will send a Host Controlled Async command to IOA. * * Return value: - * none + * none */ static void pmcraid_send_hcam(struct pmcraid_instance *pinstance, u8 type) { @@ -1202,18 +1364,25 @@ static void pmcraid_cancel_ldn(struct pmcraid_cmd *cmd) /** * pmcraid_expose_resource - check if the resource can be exposed to OS * + * @fw_version: firmware version code * @cfgte: pointer to configuration table entry of the resource * * Return value: - * true if resource can be added to midlayer, false(0) otherwise + * true if resource can be added to midlayer, false(0) otherwise */ -static int pmcraid_expose_resource(struct pmcraid_config_table_entry *cfgte) +static int pmcraid_expose_resource(u16 fw_version, + struct pmcraid_config_table_entry *cfgte) { int retval = 0; - if (cfgte->resource_type == RES_TYPE_VSET) - retval = ((cfgte->unique_flags1 & 0x80) == 0); - else if (cfgte->resource_type == RES_TYPE_GSCSI) + if (cfgte->resource_type == RES_TYPE_VSET) { + if (fw_version <= PMCRAID_FW_VERSION_1) + retval = ((cfgte->unique_flags1 & 0x80) == 0); + else + retval = ((cfgte->unique_flags0 & 0x80) == 0 && + (cfgte->unique_flags1 & 0x80) == 0); + + } else if (cfgte->resource_type == RES_TYPE_GSCSI) retval = (RES_BUS(cfgte->resource_address) != PMCRAID_VIRTUAL_ENCL_BUS_ID); return retval; @@ -1246,8 +1415,8 @@ static struct genl_family pmcraid_event_family = { * pmcraid_netlink_init - registers pmcraid_event_family * * Return value: - * 0 if the pmcraid_event_family is successfully registered - * with netlink generic, non-zero otherwise + * 0 if the pmcraid_event_family is successfully registered + * with netlink generic, non-zero otherwise */ static int pmcraid_netlink_init(void) { @@ -1268,7 +1437,7 @@ static int pmcraid_netlink_init(void) * pmcraid_netlink_release - unregisters pmcraid_event_family * * Return value: - * none + * none */ static void pmcraid_netlink_release(void) { @@ -1283,31 +1452,30 @@ static void pmcraid_netlink_release(void) * Return value: * 0 if success, error value in case of any failure. */ -static int pmcraid_notify_aen(struct pmcraid_instance *pinstance, u8 type) +static int pmcraid_notify_aen( + struct pmcraid_instance *pinstance, + struct pmcraid_aen_msg *aen_msg, + u32 data_size +) { struct sk_buff *skb; - struct pmcraid_aen_msg *aen_msg; void *msg_header; - int data_size, total_size; + u32 total_size, nla_genl_hdr_total_size; int result; - - if (type == PMCRAID_HCAM_CODE_LOG_DATA) { - aen_msg = pinstance->ldn.msg; - data_size = pinstance->ldn.hcam->data_len; - } else { - aen_msg = pinstance->ccn.msg; - data_size = pinstance->ccn.hcam->data_len; - } - - data_size += sizeof(struct pmcraid_hcam_hdr); aen_msg->hostno = (pinstance->host->unique_id << 16 | MINOR(pinstance->cdev.dev)); aen_msg->length = data_size; + data_size += sizeof(*aen_msg); total_size = nla_total_size(data_size); - skb = genlmsg_new(total_size, GFP_ATOMIC); + /* Add GENL_HDR to total_size */ + nla_genl_hdr_total_size = + (total_size + (GENL_HDRLEN + + ((struct genl_family *)&pmcraid_event_family)->hdrsize) + + NLMSG_HDRLEN); + skb = genlmsg_new(nla_genl_hdr_total_size, GFP_ATOMIC); if (!skb) { @@ -1329,7 +1497,7 @@ static int pmcraid_notify_aen(struct pmcraid_instance *pinstance, u8 type) result = nla_put(skb, PMCRAID_AEN_ATTR_EVENT, data_size, aen_msg); if (result) { - pmcraid_err("failed to copy AEN attribute data \n"); + pmcraid_err("failed to copy AEN attribute data\n"); nlmsg_free(skb); return -EINVAL; } @@ -1350,13 +1518,57 @@ static int pmcraid_notify_aen(struct pmcraid_instance *pinstance, u8 type) * value. */ if (result) - pmcraid_info("failed to send %s event message %x!\n", - type == PMCRAID_HCAM_CODE_LOG_DATA ? "LDN" : "CCN", - result); + pmcraid_info("error (%x) sending aen event message\n", result); return result; } /** + * pmcraid_notify_ccn - notifies about CCN event msg to user space + * @pinstance: pointer adapter instance structure + * + * Return value: + * 0 if success, error value in case of any failure + */ +static int pmcraid_notify_ccn(struct pmcraid_instance *pinstance) +{ + return pmcraid_notify_aen(pinstance, + pinstance->ccn.msg, + pinstance->ccn.hcam->data_len + + sizeof(struct pmcraid_hcam_hdr)); +} + +/** + * pmcraid_notify_ldn - notifies about CCN event msg to user space + * @pinstance: pointer adapter instance structure + * + * Return value: + * 0 if success, error value in case of any failure + */ +static int pmcraid_notify_ldn(struct pmcraid_instance *pinstance) +{ + return pmcraid_notify_aen(pinstance, + pinstance->ldn.msg, + pinstance->ldn.hcam->data_len + + sizeof(struct pmcraid_hcam_hdr)); +} + +/** + * pmcraid_notify_ioastate - sends IOA state event msg to user space + * @pinstance: pointer adapter instance structure + * @evt: controller state event to be sent + * + * Return value: + * 0 if success, error value in case of any failure + */ +static void pmcraid_notify_ioastate(struct pmcraid_instance *pinstance, u32 evt) +{ + pinstance->scn.ioa_state = evt; + pmcraid_notify_aen(pinstance, + &pinstance->scn.msg, + sizeof(u32)); +} + +/** * pmcraid_handle_config_change - Handle a config change from the adapter * @pinstance: pointer to per adapter instance structure * @@ -1375,10 +1587,12 @@ static void pmcraid_handle_config_change(struct pmcraid_instance *pinstance) unsigned long host_lock_flags; u32 new_entry = 1; u32 hidden_entry = 0; + u16 fw_version; int rc; ccn_hcam = (struct pmcraid_hcam_ccn *)pinstance->ccn.hcam; cfg_entry = &ccn_hcam->cfg_entry; + fw_version = be16_to_cpu(pinstance->inq_data->fw_version); pmcraid_info ("CCN(%x): %x type: %x lost: %x flags: %x res: %x:%x:%x:%x\n", @@ -1391,7 +1605,10 @@ static void pmcraid_handle_config_change(struct pmcraid_instance *pinstance) RES_IS_VSET(*cfg_entry) ? PMCRAID_VSET_BUS_ID : (RES_IS_GSCSI(*cfg_entry) ? PMCRAID_PHYS_BUS_ID : RES_BUS(cfg_entry->resource_address)), - RES_IS_VSET(*cfg_entry) ? cfg_entry->unique_flags1 : + RES_IS_VSET(*cfg_entry) ? + (fw_version <= PMCRAID_FW_VERSION_1 ? + cfg_entry->unique_flags1 : + cfg_entry->array_id & 0xFF) : RES_TARGET(cfg_entry->resource_address), RES_LUN(cfg_entry->resource_address)); @@ -1415,11 +1632,16 @@ static void pmcraid_handle_config_change(struct pmcraid_instance *pinstance) */ if (pinstance->ccn.hcam->notification_type == NOTIFICATION_TYPE_ENTRY_CHANGED && - cfg_entry->resource_type == RES_TYPE_VSET && - cfg_entry->unique_flags1 & 0x80) { - hidden_entry = 1; - } else if (!pmcraid_expose_resource(cfg_entry)) + cfg_entry->resource_type == RES_TYPE_VSET) { + + if (fw_version <= PMCRAID_FW_VERSION_1) + hidden_entry = (cfg_entry->unique_flags1 & 0x80) != 0; + else + hidden_entry = (cfg_entry->unique_flags1 & 0x80) != 0; + + } else if (!pmcraid_expose_resource(fw_version, cfg_entry)) { goto out_notify_apps; + } spin_lock_irqsave(&pinstance->resource_lock, lock_flags); list_for_each_entry(res, &pinstance->used_res_q, queue) { @@ -1466,13 +1688,15 @@ static void pmcraid_handle_config_change(struct pmcraid_instance *pinstance) list_add_tail(&res->queue, &pinstance->used_res_q); } - memcpy(&res->cfg_entry, cfg_entry, - sizeof(struct pmcraid_config_table_entry)); + memcpy(&res->cfg_entry, cfg_entry, pinstance->config_table_entry_size); if (pinstance->ccn.hcam->notification_type == NOTIFICATION_TYPE_ENTRY_DELETED || hidden_entry) { if (res->scsi_dev) { - res->cfg_entry.unique_flags1 &= 0x7F; + if (fw_version <= PMCRAID_FW_VERSION_1) + res->cfg_entry.unique_flags1 &= 0x7F; + else + res->cfg_entry.array_id &= 0xFF; res->change_detected = RES_CHANGE_DEL; res->cfg_entry.resource_handle = PMCRAID_INVALID_RES_HANDLE; @@ -1491,7 +1715,7 @@ out_notify_apps: /* Notify configuration changes to registered applications.*/ if (!pmcraid_disable_aen) - pmcraid_notify_aen(pinstance, PMCRAID_HCAM_CODE_CONFIG_CHANGE); + pmcraid_notify_ccn(pinstance); cmd = pmcraid_init_hcam(pinstance, PMCRAID_HCAM_CODE_CONFIG_CHANGE); if (cmd) @@ -1528,7 +1752,7 @@ void pmcraid_ioasc_logger(u32 ioasc, struct pmcraid_cmd *cmd) return; /* log the error string */ - pmcraid_err("cmd [%d] for resource %x failed with %x(%s)\n", + pmcraid_err("cmd [%x] for resource %x failed with %x(%s)\n", cmd->ioa_cb->ioarcb.cdb[0], cmd->ioa_cb->ioarcb.resource_handle, le32_to_cpu(ioasc), error_info->error_string); @@ -1663,7 +1887,7 @@ static void pmcraid_process_ldn(struct pmcraid_cmd *cmd) } /* send netlink message for HCAM notification if enabled */ if (!pmcraid_disable_aen) - pmcraid_notify_aen(pinstance, PMCRAID_HCAM_CODE_LOG_DATA); + pmcraid_notify_ldn(pinstance); cmd = pmcraid_init_hcam(pinstance, PMCRAID_HCAM_CODE_LOG_DATA); if (cmd) @@ -1701,10 +1925,13 @@ static void pmcraid_unregister_hcams(struct pmcraid_cmd *cmd) atomic_set(&pinstance->ldn.ignore, 1); /* If adapter reset was forced as part of runtime reset sequence, - * start the reset sequence. + * start the reset sequence. Reset will be triggered even in case + * IOA unit_check. */ - if (pinstance->force_ioa_reset && !pinstance->ioa_bringdown) { + if ((pinstance->force_ioa_reset && !pinstance->ioa_bringdown) || + pinstance->ioa_unit_check) { pinstance->force_ioa_reset = 0; + pinstance->ioa_unit_check = 0; pinstance->ioa_state = IOA_STATE_IN_RESET_ALERT; pmcraid_reset_alert(cmd); return; @@ -1735,10 +1962,13 @@ static int pmcraid_reset_enable_ioa(struct pmcraid_instance *pinstance) pmcraid_enable_interrupts(pinstance, PMCRAID_PCI_INTERRUPTS); if (intrs & INTRS_TRANSITION_TO_OPERATIONAL) { - iowrite32(INTRS_TRANSITION_TO_OPERATIONAL, - pinstance->int_regs.ioa_host_interrupt_mask_reg); - iowrite32(INTRS_TRANSITION_TO_OPERATIONAL, - pinstance->int_regs.ioa_host_interrupt_clr_reg); + if (!pinstance->interrupt_mode) { + iowrite32(INTRS_TRANSITION_TO_OPERATIONAL, + pinstance->int_regs. + ioa_host_interrupt_mask_reg); + iowrite32(INTRS_TRANSITION_TO_OPERATIONAL, + pinstance->int_regs.ioa_host_interrupt_clr_reg); + } return 1; } else { return 0; @@ -1777,8 +2007,19 @@ static void pmcraid_soft_reset(struct pmcraid_cmd *cmd) doorbell = DOORBELL_RUNTIME_RESET | DOORBELL_ENABLE_DESTRUCTIVE_DIAGS; + /* Since we do RESET_ALERT and Start BIST we have to again write + * MSIX Doorbell to indicate the interrupt mode + */ + if (pinstance->interrupt_mode) { + iowrite32(DOORBELL_INTR_MODE_MSIX, + pinstance->int_regs.host_ioa_interrupt_reg); + ioread32(pinstance->int_regs.host_ioa_interrupt_reg); + } + iowrite32(doorbell, pinstance->int_regs.host_ioa_interrupt_reg); + ioread32(pinstance->int_regs.host_ioa_interrupt_reg), int_reg = ioread32(pinstance->int_regs.ioa_host_interrupt_reg); + pmcraid_info("Waiting for IOA to become operational %x:%x\n", ioread32(pinstance->int_regs.host_ioa_interrupt_reg), int_reg); @@ -1854,7 +2095,8 @@ static void pmcraid_fail_outstanding_cmds(struct pmcraid_instance *pinstance) } else if (cmd->cmd_done == pmcraid_internal_done || cmd->cmd_done == pmcraid_erp_done) { cmd->cmd_done(cmd); - } else if (cmd->cmd_done != pmcraid_ioa_reset) { + } else if (cmd->cmd_done != pmcraid_ioa_reset && + cmd->cmd_done != pmcraid_ioa_shutdown_done) { pmcraid_return_cmd(cmd); } @@ -1964,6 +2206,13 @@ static void pmcraid_ioa_reset(struct pmcraid_cmd *cmd) pinstance->ioa_reset_attempts = 0; pmcraid_err("IOA didn't respond marking it as dead\n"); pinstance->ioa_state = IOA_STATE_DEAD; + + if (pinstance->ioa_bringdown) + pmcraid_notify_ioastate(pinstance, + PMC_DEVICE_EVENT_SHUTDOWN_FAILED); + else + pmcraid_notify_ioastate(pinstance, + PMC_DEVICE_EVENT_RESET_FAILED); reset_complete = 1; break; } @@ -1971,7 +2220,6 @@ static void pmcraid_ioa_reset(struct pmcraid_cmd *cmd) /* Once either bist or pci reset is done, restore PCI config * space. If this fails, proceed with hard reset again */ - if (pci_restore_state(pinstance->pdev)) { pmcraid_info("config-space error resetting again\n"); pinstance->ioa_state = IOA_STATE_IN_RESET_ALERT; @@ -2002,6 +2250,8 @@ static void pmcraid_ioa_reset(struct pmcraid_cmd *cmd) pinstance->ioa_shutdown_type = SHUTDOWN_NONE; pinstance->ioa_bringdown = 0; pinstance->ioa_state = IOA_STATE_UNKNOWN; + pmcraid_notify_ioastate(pinstance, + PMC_DEVICE_EVENT_SHUTDOWN_SUCCESS); reset_complete = 1; } else { /* bring-up IOA, so proceed with soft reset @@ -2051,6 +2301,8 @@ static void pmcraid_ioa_reset(struct pmcraid_cmd *cmd) */ if (pinstance->ioa_shutdown_type == SHUTDOWN_NONE && pinstance->force_ioa_reset == 0) { + pmcraid_notify_ioastate(pinstance, + PMC_DEVICE_EVENT_RESET_SUCCESS); reset_complete = 1; } else { if (pinstance->ioa_shutdown_type != SHUTDOWN_NONE) @@ -2116,6 +2368,8 @@ static void pmcraid_initiate_reset(struct pmcraid_instance *pinstance) pinstance->ioa_shutdown_type = SHUTDOWN_NONE; pinstance->reset_cmd = cmd; pinstance->force_ioa_reset = 1; + pmcraid_notify_ioastate(pinstance, + PMC_DEVICE_EVENT_RESET_START); pmcraid_ioa_reset(cmd); } } @@ -2191,7 +2445,7 @@ static int pmcraid_reset_reload( wait_event(pinstance->reset_wait_q, !pinstance->ioa_reset_in_progress); - pmcraid_info("reset_reload: reset is complete !! \n"); + pmcraid_info("reset_reload: reset is complete !!\n"); scsi_unblock_requests(pinstance->host); if (pinstance->ioa_state == target_state) reset = 0; @@ -2225,6 +2479,8 @@ static int pmcraid_reset_bringdown(struct pmcraid_instance *pinstance) */ static int pmcraid_reset_bringup(struct pmcraid_instance *pinstance) { + pmcraid_notify_ioastate(pinstance, PMC_DEVICE_EVENT_RESET_START); + return pmcraid_reset_reload(pinstance, SHUTDOWN_NONE, IOA_STATE_OPERATIONAL); @@ -2704,7 +2960,7 @@ static struct pmcraid_cmd *pmcraid_abort_cmd(struct pmcraid_cmd *cmd) pmcraid_info("command (%d) CDB[0] = %x for %x\n", le32_to_cpu(cancel_cmd->ioa_cb->ioarcb.response_handle) >> 2, - cmd->ioa_cb->ioarcb.cdb[0], + cancel_cmd->ioa_cb->ioarcb.cdb[0], le32_to_cpu(cancel_cmd->ioa_cb->ioarcb.resource_handle)); pmcraid_send_cmd(cancel_cmd, @@ -2729,8 +2985,8 @@ static int pmcraid_abort_complete(struct pmcraid_cmd *cancel_cmd) u32 ioasc; wait_for_completion(&cancel_cmd->wait_for_completion); - res = cancel_cmd->u.res; - cancel_cmd->u.res = NULL; + res = cancel_cmd->res; + cancel_cmd->res = NULL; ioasc = le32_to_cpu(cancel_cmd->ioa_cb->ioasa.ioasc); /* If the abort task is not timed out we will get a Good completion @@ -2823,7 +3079,7 @@ static int pmcraid_eh_abort_handler(struct scsi_cmnd *scsi_cmd) host_lock_flags); if (cancel_cmd) { - cancel_cmd->u.res = cmd->scsi_cmd->device->hostdata; + cancel_cmd->res = cmd->scsi_cmd->device->hostdata; rc = pmcraid_abort_complete(cancel_cmd); } @@ -2842,7 +3098,7 @@ static int pmcraid_eh_abort_handler(struct scsi_cmnd *scsi_cmd) * takes care by locking/unlocking host_lock. * * Return value - * SUCCESS or FAILED + * SUCCESS or FAILED */ static int pmcraid_eh_device_reset_handler(struct scsi_cmnd *scmd) { @@ -2879,7 +3135,7 @@ static int pmcraid_eh_target_reset_handler(struct scsi_cmnd *scmd) * Initiates adapter reset to bring it up to operational state * * Return value - * SUCCESS or FAILED + * SUCCESS or FAILED */ static int pmcraid_eh_host_reset_handler(struct scsi_cmnd *scmd) { @@ -2991,7 +3247,7 @@ pmcraid_init_ioadls(struct pmcraid_cmd *cmd, int sgcount) * to firmware. This builds ioadl descriptors and sets up ioarcb fields. * * Return value: - * 0 on success or -1 on failure + * 0 on success or -1 on failure */ static int pmcraid_build_ioadl( struct pmcraid_instance *pinstance, @@ -3049,7 +3305,7 @@ static int pmcraid_build_ioadl( * Free a DMA'able memory previously allocated with pmcraid_alloc_sglist * * Return value: - * none + * none */ static void pmcraid_free_sglist(struct pmcraid_sglist *sglist) { @@ -3070,7 +3326,7 @@ static void pmcraid_free_sglist(struct pmcraid_sglist *sglist) * list. * * Return value - * pointer to sglist / NULL on failure + * pointer to sglist / NULL on failure */ static struct pmcraid_sglist *pmcraid_alloc_sglist(int buflen) { @@ -3224,11 +3480,12 @@ static int pmcraid_queuecommand( struct pmcraid_resource_entry *res; struct pmcraid_ioarcb *ioarcb; struct pmcraid_cmd *cmd; + u32 fw_version; int rc = 0; pinstance = (struct pmcraid_instance *)scsi_cmd->device->host->hostdata; - + fw_version = be16_to_cpu(pinstance->inq_data->fw_version); scsi_cmd->scsi_done = done; res = scsi_cmd->device->hostdata; scsi_cmd->result = (DID_OK << 16); @@ -3247,6 +3504,15 @@ static int pmcraid_queuecommand( if (pinstance->ioa_reset_in_progress) return SCSI_MLQUEUE_HOST_BUSY; + /* Firmware doesn't support SYNCHRONIZE_CACHE command (0x35), complete + * the command here itself with success return + */ + if (scsi_cmd->cmnd[0] == SYNCHRONIZE_CACHE) { + pmcraid_info("SYNC_CACHE(0x35), completing in driver itself\n"); + scsi_cmd->scsi_done(scsi_cmd); + return 0; + } + /* initialize the command and IOARCB to be sent to IOA */ cmd = pmcraid_get_free_cmd(pinstance); @@ -3261,6 +3527,13 @@ static int pmcraid_queuecommand( ioarcb->resource_handle = res->cfg_entry.resource_handle; ioarcb->request_type = REQ_TYPE_SCSI; + /* set hrrq number where the IOA should respond to. Note that all cmds + * generated internally uses hrrq_id 0, exception to this is the cmd + * block of scsi_cmd which is re-used (e.g. cancel/abort), which uses + * hrrq_id assigned here in queuecommand + */ + ioarcb->hrrq_id = atomic_add_return(1, &(pinstance->last_message_id)) % + pinstance->num_hrrq; cmd->cmd_done = pmcraid_io_done; if (RES_IS_GSCSI(res->cfg_entry) || RES_IS_VSET(res->cfg_entry)) { @@ -3287,7 +3560,9 @@ static int pmcraid_queuecommand( RES_IS_VSET(res->cfg_entry) ? PMCRAID_VSET_BUS_ID : PMCRAID_PHYS_BUS_ID, RES_IS_VSET(res->cfg_entry) ? - res->cfg_entry.unique_flags1 : + (fw_version <= PMCRAID_FW_VERSION_1 ? + res->cfg_entry.unique_flags1 : + res->cfg_entry.array_id & 0xFF) : RES_TARGET(res->cfg_entry.resource_address), RES_LUN(res->cfg_entry.resource_address)); @@ -3324,8 +3599,7 @@ static int pmcraid_chr_open(struct inode *inode, struct file *filep) */ static int pmcraid_chr_release(struct inode *inode, struct file *filep) { - struct pmcraid_instance *pinstance = - ((struct pmcraid_instance *)filep->private_data); + struct pmcraid_instance *pinstance = filep->private_data; filep->private_data = NULL; fasync_helper(-1, filep, 0, &pinstance->aen_queue); @@ -3344,7 +3618,7 @@ static int pmcraid_chr_fasync(int fd, struct file *filep, int mode) struct pmcraid_instance *pinstance; int rc; - pinstance = (struct pmcraid_instance *)filep->private_data; + pinstance = filep->private_data; mutex_lock(&pinstance->aen_queue_lock); rc = fasync_helper(fd, filep, mode, &pinstance->aen_queue); mutex_unlock(&pinstance->aen_queue_lock); @@ -3465,6 +3739,7 @@ static long pmcraid_ioctl_passthrough( unsigned long request_buffer; unsigned long request_offset; unsigned long lock_flags; + u32 ioasc; int request_size; int buffer_size; u8 access, direction; @@ -3566,6 +3841,14 @@ static long pmcraid_ioctl_passthrough( buffer->ioarcb.add_cmd_param_length); } + /* set hrrq number where the IOA should respond to. Note that all cmds + * generated internally uses hrrq_id 0, exception to this is the cmd + * block of scsi_cmd which is re-used (e.g. cancel/abort), which uses + * hrrq_id assigned here in queuecommand + */ + ioarcb->hrrq_id = atomic_add_return(1, &(pinstance->last_message_id)) % + pinstance->num_hrrq; + if (request_size) { rc = pmcraid_build_passthrough_ioadls(cmd, request_size, @@ -3606,6 +3889,14 @@ static long pmcraid_ioctl_passthrough( _pmcraid_fire_command(cmd); spin_unlock_irqrestore(pinstance->host->host_lock, lock_flags); + /* NOTE ! Remove the below line once abort_task is implemented + * in firmware. This line disables ioctl command timeout handling logic + * similar to IO command timeout handling, making ioctl commands to wait + * until the command completion regardless of timeout value specified in + * ioarcb + */ + buffer->ioarcb.cmd_timeout = 0; + /* If command timeout is specified put caller to wait till that time, * otherwise it would be blocking wait. If command gets timed out, it * will be aborted. @@ -3620,25 +3911,47 @@ static long pmcraid_ioctl_passthrough( le32_to_cpu(cmd->ioa_cb->ioarcb.response_handle >> 2), cmd->ioa_cb->ioarcb.cdb[0]); - rc = -ETIMEDOUT; spin_lock_irqsave(pinstance->host->host_lock, lock_flags); cancel_cmd = pmcraid_abort_cmd(cmd); spin_unlock_irqrestore(pinstance->host->host_lock, lock_flags); if (cancel_cmd) { wait_for_completion(&cancel_cmd->wait_for_completion); + ioasc = cancel_cmd->ioa_cb->ioasa.ioasc; pmcraid_return_cmd(cancel_cmd); + + /* if abort task couldn't find the command i.e it got + * completed prior to aborting, return good completion. + * if command got aborted succesfully or there was IOA + * reset due to abort task itself getting timedout then + * return -ETIMEDOUT + */ + if (ioasc == PMCRAID_IOASC_IOA_WAS_RESET || + PMCRAID_IOASC_SENSE_KEY(ioasc) == 0x00) { + if (ioasc != PMCRAID_IOASC_GC_IOARCB_NOTFOUND) + rc = -ETIMEDOUT; + goto out_handle_response; + } } - goto out_free_sglist; + /* no command block for abort task or abort task failed to abort + * the IOARCB, then wait for 150 more seconds and initiate reset + * sequence after timeout + */ + if (!wait_for_completion_timeout( + &cmd->wait_for_completion, + msecs_to_jiffies(150 * 1000))) { + pmcraid_reset_bringup(cmd->drv_inst); + rc = -ETIMEDOUT; + } } +out_handle_response: /* If the command failed for any reason, copy entire IOASA buffer and * return IOCTL success. If copying IOASA to user-buffer fails, return * EFAULT */ - if (le32_to_cpu(cmd->ioa_cb->ioasa.ioasc)) { - + if (PMCRAID_IOASC_SENSE_KEY(le32_to_cpu(cmd->ioa_cb->ioasa.ioasc))) { void *ioasa = (void *)(arg + offsetof(struct pmcraid_passthrough_ioctl_buffer, ioasa)); @@ -3651,6 +3964,7 @@ static long pmcraid_ioctl_passthrough( rc = -EFAULT; } } + /* If the data transfer was from device, copy the data onto user * buffers */ @@ -3699,7 +4013,7 @@ static long pmcraid_ioctl_driver( int rc = -ENOSYS; if (!access_ok(VERIFY_READ, user_buffer, _IOC_SIZE(cmd))) { - pmcraid_err("ioctl_driver: access fault in request buffer \n"); + pmcraid_err("ioctl_driver: access fault in request buffer\n"); return -EFAULT; } @@ -3795,7 +4109,7 @@ static long pmcraid_chr_ioctl( return retval; } - pinstance = (struct pmcraid_instance *)filep->private_data; + pinstance = filep->private_data; if (!pinstance) { pmcraid_info("adapter instance is not found\n"); @@ -4011,36 +4325,77 @@ static struct scsi_host_template pmcraid_host_template = { .proc_name = PMCRAID_DRIVER_NAME }; -/** - * pmcraid_isr_common - Common interrupt handler routine - * - * @pinstance: pointer to adapter instance - * @intrs: active interrupts (contents of ioa_host_interrupt register) - * @hrrq_id: Host RRQ index +/* + * pmcraid_isr_msix - implements MSI-X interrupt handling routine + * @irq: interrupt vector number + * @dev_id: pointer hrrq_vector * * Return Value - * none + * IRQ_HANDLED if interrupt is handled or IRQ_NONE if ignored */ -static void pmcraid_isr_common( - struct pmcraid_instance *pinstance, - u32 intrs, - int hrrq_id -) + +static irqreturn_t pmcraid_isr_msix(int irq, void *dev_id) { - u32 intrs_clear = - (intrs & INTRS_CRITICAL_OP_IN_PROGRESS) ? intrs - : INTRS_HRRQ_VALID; - iowrite32(intrs_clear, - pinstance->int_regs.ioa_host_interrupt_clr_reg); - intrs = ioread32(pinstance->int_regs.ioa_host_interrupt_reg); + struct pmcraid_isr_param *hrrq_vector; + struct pmcraid_instance *pinstance; + unsigned long lock_flags; + u32 intrs_val; + int hrrq_id; + + hrrq_vector = (struct pmcraid_isr_param *)dev_id; + hrrq_id = hrrq_vector->hrrq_id; + pinstance = hrrq_vector->drv_inst; + + if (!hrrq_id) { + /* Read the interrupt */ + intrs_val = pmcraid_read_interrupts(pinstance); + if (intrs_val && + ((ioread32(pinstance->int_regs.host_ioa_interrupt_reg) + & DOORBELL_INTR_MSIX_CLR) == 0)) { + /* Any error interrupts including unit_check, + * initiate IOA reset.In case of unit check indicate + * to reset_sequence that IOA unit checked and prepare + * for a dump during reset sequence + */ + if (intrs_val & PMCRAID_ERROR_INTERRUPTS) { + if (intrs_val & INTRS_IOA_UNIT_CHECK) + pinstance->ioa_unit_check = 1; + + pmcraid_err("ISR: error interrupts: %x \ + initiating reset\n", intrs_val); + spin_lock_irqsave(pinstance->host->host_lock, + lock_flags); + pmcraid_initiate_reset(pinstance); + spin_unlock_irqrestore( + pinstance->host->host_lock, + lock_flags); + } + /* If interrupt was as part of the ioa initialization, + * clear it. Delete the timer and wakeup the + * reset engine to proceed with reset sequence + */ + if (intrs_val & INTRS_TRANSITION_TO_OPERATIONAL) + pmcraid_clr_trans_op(pinstance); + + /* Clear the interrupt register by writing + * to host to ioa doorbell. Once done + * FW will clear the interrupt. + */ + iowrite32(DOORBELL_INTR_MSIX_CLR, + pinstance->int_regs.host_ioa_interrupt_reg); + ioread32(pinstance->int_regs.host_ioa_interrupt_reg); + - /* hrrq valid bit was set, schedule tasklet to handle the response */ - if (intrs_clear == INTRS_HRRQ_VALID) - tasklet_schedule(&(pinstance->isr_tasklet[hrrq_id])); + } + } + + tasklet_schedule(&(pinstance->isr_tasklet[hrrq_id])); + + return IRQ_HANDLED; } /** - * pmcraid_isr - implements interrupt handling routine + * pmcraid_isr - implements legacy interrupt handling routine * * @irq: interrupt vector number * @dev_id: pointer hrrq_vector @@ -4052,8 +4407,9 @@ static irqreturn_t pmcraid_isr(int irq, void *dev_id) { struct pmcraid_isr_param *hrrq_vector; struct pmcraid_instance *pinstance; - unsigned long lock_flags; u32 intrs; + unsigned long lock_flags; + int hrrq_id = 0; /* In case of legacy interrupt mode where interrupts are shared across * isrs, it may be possible that the current interrupt is not from IOA @@ -4062,21 +4418,13 @@ static irqreturn_t pmcraid_isr(int irq, void *dev_id) printk(KERN_INFO "%s(): NULL host pointer\n", __func__); return IRQ_NONE; } - hrrq_vector = (struct pmcraid_isr_param *)dev_id; pinstance = hrrq_vector->drv_inst; - /* Acquire the lock (currently host_lock) while processing interrupts. - * This interval is small as most of the response processing is done by - * tasklet without the lock. - */ - spin_lock_irqsave(pinstance->host->host_lock, lock_flags); intrs = pmcraid_read_interrupts(pinstance); - if (unlikely((intrs & PMCRAID_PCI_INTERRUPTS) == 0)) { - spin_unlock_irqrestore(pinstance->host->host_lock, lock_flags); + if (unlikely((intrs & PMCRAID_PCI_INTERRUPTS) == 0)) return IRQ_NONE; - } /* Any error interrupts including unit_check, initiate IOA reset. * In case of unit check indicate to reset_sequence that IOA unit @@ -4091,13 +4439,28 @@ static irqreturn_t pmcraid_isr(int irq, void *dev_id) pinstance->int_regs.ioa_host_interrupt_clr_reg); pmcraid_err("ISR: error interrupts: %x initiating reset\n", intrs); - intrs = ioread32(pinstance->int_regs.ioa_host_interrupt_reg); + intrs = ioread32( + pinstance->int_regs.ioa_host_interrupt_clr_reg); + spin_lock_irqsave(pinstance->host->host_lock, lock_flags); pmcraid_initiate_reset(pinstance); + spin_unlock_irqrestore(pinstance->host->host_lock, lock_flags); } else { - pmcraid_isr_common(pinstance, intrs, hrrq_vector->hrrq_id); - } + /* If interrupt was as part of the ioa initialization, + * clear. Delete the timer and wakeup the + * reset engine to proceed with reset sequence + */ + if (intrs & INTRS_TRANSITION_TO_OPERATIONAL) { + pmcraid_clr_trans_op(pinstance); + } else { + iowrite32(intrs, + pinstance->int_regs.ioa_host_interrupt_clr_reg); + ioread32( + pinstance->int_regs.ioa_host_interrupt_clr_reg); - spin_unlock_irqrestore(pinstance->host->host_lock, lock_flags); + tasklet_schedule( + &(pinstance->isr_tasklet[hrrq_id])); + } + } return IRQ_HANDLED; } @@ -4120,6 +4483,7 @@ static void pmcraid_worker_function(struct work_struct *workp) struct scsi_device *sdev; unsigned long lock_flags; unsigned long host_lock_flags; + u16 fw_version; u8 bus, target, lun; pinstance = container_of(workp, struct pmcraid_instance, worker_q); @@ -4127,6 +4491,8 @@ static void pmcraid_worker_function(struct work_struct *workp) if (!atomic_read(&pinstance->expose_resources)) return; + fw_version = be16_to_cpu(pinstance->inq_data->fw_version); + spin_lock_irqsave(&pinstance->resource_lock, lock_flags); list_for_each_entry_safe(res, temp, &pinstance->used_res_q, queue) { @@ -4166,12 +4532,16 @@ static void pmcraid_worker_function(struct work_struct *workp) if (res->change_detected == RES_CHANGE_ADD) { - if (!pmcraid_expose_resource(&res->cfg_entry)) + if (!pmcraid_expose_resource(fw_version, + &res->cfg_entry)) continue; if (RES_IS_VSET(res->cfg_entry)) { bus = PMCRAID_VSET_BUS_ID; - target = res->cfg_entry.unique_flags1; + if (fw_version <= PMCRAID_FW_VERSION_1) + target = res->cfg_entry.unique_flags1; + else + target = res->cfg_entry.array_id & 0xFF; lun = PMCRAID_VSET_LUN_ID; } else { bus = PMCRAID_PHYS_BUS_ID; @@ -4201,7 +4571,7 @@ static void pmcraid_worker_function(struct work_struct *workp) * Return Value * None */ -void pmcraid_tasklet_function(unsigned long instance) +static void pmcraid_tasklet_function(unsigned long instance) { struct pmcraid_isr_param *hrrq_vector; struct pmcraid_instance *pinstance; @@ -4210,35 +4580,12 @@ void pmcraid_tasklet_function(unsigned long instance) unsigned long host_lock_flags; spinlock_t *lockp; /* hrrq buffer lock */ int id; - u32 intrs; __le32 resp; hrrq_vector = (struct pmcraid_isr_param *)instance; pinstance = hrrq_vector->drv_inst; id = hrrq_vector->hrrq_id; lockp = &(pinstance->hrrq_lock[id]); - intrs = pmcraid_read_interrupts(pinstance); - - /* If interrupts was as part of the ioa initialization, clear and mask - * it. Delete the timer and wakeup the reset engine to proceed with - * reset sequence - */ - if (intrs & INTRS_TRANSITION_TO_OPERATIONAL) { - iowrite32(INTRS_TRANSITION_TO_OPERATIONAL, - pinstance->int_regs.ioa_host_interrupt_mask_reg); - iowrite32(INTRS_TRANSITION_TO_OPERATIONAL, - pinstance->int_regs.ioa_host_interrupt_clr_reg); - - if (pinstance->reset_cmd != NULL) { - del_timer(&pinstance->reset_cmd->timer); - spin_lock_irqsave(pinstance->host->host_lock, - host_lock_flags); - pinstance->reset_cmd->cmd_done(pinstance->reset_cmd); - spin_unlock_irqrestore(pinstance->host->host_lock, - host_lock_flags); - } - return; - } /* loop through each of the commands responded by IOA. Each HRRQ buf is * protected by its own lock. Traversals must be done within this lock @@ -4256,27 +4603,6 @@ void pmcraid_tasklet_function(unsigned long instance) int cmd_index = resp >> 2; struct pmcraid_cmd *cmd = NULL; - if (cmd_index < PMCRAID_MAX_CMD) { - cmd = pinstance->cmd_list[cmd_index]; - } else { - /* In case of invalid response handle, initiate IOA - * reset sequence. - */ - spin_unlock_irqrestore(lockp, hrrq_lock_flags); - - pmcraid_err("Invalid response %d initiating reset\n", - cmd_index); - - spin_lock_irqsave(pinstance->host->host_lock, - host_lock_flags); - pmcraid_initiate_reset(pinstance); - spin_unlock_irqrestore(pinstance->host->host_lock, - host_lock_flags); - - spin_lock_irqsave(lockp, hrrq_lock_flags); - break; - } - if (pinstance->hrrq_curr[id] < pinstance->hrrq_end[id]) { pinstance->hrrq_curr[id]++; } else { @@ -4284,6 +4610,14 @@ void pmcraid_tasklet_function(unsigned long instance) pinstance->host_toggle_bit[id] ^= 1u; } + if (cmd_index >= PMCRAID_MAX_CMD) { + /* In case of invalid response handle, log message */ + pmcraid_err("Invalid response handle %d\n", cmd_index); + resp = le32_to_cpu(*(pinstance->hrrq_curr[id])); + continue; + } + + cmd = pinstance->cmd_list[cmd_index]; spin_unlock_irqrestore(lockp, hrrq_lock_flags); spin_lock_irqsave(&pinstance->pending_pool_lock, @@ -4324,7 +4658,16 @@ void pmcraid_tasklet_function(unsigned long instance) static void pmcraid_unregister_interrupt_handler(struct pmcraid_instance *pinstance) { - free_irq(pinstance->pdev->irq, &(pinstance->hrrq_vector[0])); + int i; + + for (i = 0; i < pinstance->num_hrrq; i++) + free_irq(pinstance->hrrq_vector[i].vector, + &(pinstance->hrrq_vector[i])); + + if (pinstance->interrupt_mode) { + pci_disable_msix(pinstance->pdev); + pinstance->interrupt_mode = 0; + } } /** @@ -4337,14 +4680,70 @@ void pmcraid_unregister_interrupt_handler(struct pmcraid_instance *pinstance) static int pmcraid_register_interrupt_handler(struct pmcraid_instance *pinstance) { + int rc; struct pci_dev *pdev = pinstance->pdev; + if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) { + int num_hrrq = PMCRAID_NUM_MSIX_VECTORS; + struct msix_entry entries[PMCRAID_NUM_MSIX_VECTORS]; + int i; + for (i = 0; i < PMCRAID_NUM_MSIX_VECTORS; i++) + entries[i].entry = i; + + rc = pci_enable_msix(pdev, entries, num_hrrq); + if (rc < 0) + goto pmcraid_isr_legacy; + + /* Check how many MSIX vectors are allocated and register + * msi-x handlers for each of them giving appropriate buffer + */ + if (rc > 0) { + num_hrrq = rc; + if (pci_enable_msix(pdev, entries, num_hrrq)) + goto pmcraid_isr_legacy; + } + + for (i = 0; i < num_hrrq; i++) { + pinstance->hrrq_vector[i].hrrq_id = i; + pinstance->hrrq_vector[i].drv_inst = pinstance; + pinstance->hrrq_vector[i].vector = entries[i].vector; + rc = request_irq(pinstance->hrrq_vector[i].vector, + pmcraid_isr_msix, 0, + PMCRAID_DRIVER_NAME, + &(pinstance->hrrq_vector[i])); + + if (rc) { + int j; + for (j = 0; j < i; j++) + free_irq(entries[j].vector, + &(pinstance->hrrq_vector[j])); + pci_disable_msix(pdev); + goto pmcraid_isr_legacy; + } + } + + pinstance->num_hrrq = num_hrrq; + pinstance->interrupt_mode = 1; + iowrite32(DOORBELL_INTR_MODE_MSIX, + pinstance->int_regs.host_ioa_interrupt_reg); + ioread32(pinstance->int_regs.host_ioa_interrupt_reg); + goto pmcraid_isr_out; + } + +pmcraid_isr_legacy: + /* If MSI-X registration failed fallback to legacy mode, where + * only one hrrq entry will be used + */ pinstance->hrrq_vector[0].hrrq_id = 0; pinstance->hrrq_vector[0].drv_inst = pinstance; - pinstance->hrrq_vector[0].vector = 0; + pinstance->hrrq_vector[0].vector = pdev->irq; pinstance->num_hrrq = 1; - return request_irq(pdev->irq, pmcraid_isr, IRQF_SHARED, - PMCRAID_DRIVER_NAME, &pinstance->hrrq_vector[0]); + rc = 0; + + rc = request_irq(pdev->irq, pmcraid_isr, IRQF_SHARED, + PMCRAID_DRIVER_NAME, &pinstance->hrrq_vector[0]); +pmcraid_isr_out: + return rc; } /** @@ -4516,12 +4915,11 @@ pmcraid_release_host_rrqs(struct pmcraid_instance *pinstance, int maxindex) static int __devinit pmcraid_allocate_host_rrqs(struct pmcraid_instance *pinstance) { - int i; - int buf_count = PMCRAID_MAX_CMD / pinstance->num_hrrq; + int i, buffer_size; - for (i = 0; i < pinstance->num_hrrq; i++) { - int buffer_size = HRRQ_ENTRY_SIZE * buf_count; + buffer_size = HRRQ_ENTRY_SIZE * PMCRAID_MAX_CMD; + for (i = 0; i < pinstance->num_hrrq; i++) { pinstance->hrrq_start[i] = pci_alloc_consistent( pinstance->pdev, @@ -4529,7 +4927,8 @@ pmcraid_allocate_host_rrqs(struct pmcraid_instance *pinstance) &(pinstance->hrrq_start_bus_addr[i])); if (pinstance->hrrq_start[i] == 0) { - pmcraid_err("could not allocate host rrq: %d\n", i); + pmcraid_err("pci_alloc failed for hrrq vector : %d\n", + i); pmcraid_release_host_rrqs(pinstance, i); return -ENOMEM; } @@ -4537,7 +4936,7 @@ pmcraid_allocate_host_rrqs(struct pmcraid_instance *pinstance) memset(pinstance->hrrq_start[i], 0, buffer_size); pinstance->hrrq_curr[i] = pinstance->hrrq_start[i]; pinstance->hrrq_end[i] = - pinstance->hrrq_start[i] + buf_count - 1; + pinstance->hrrq_start[i] + PMCRAID_MAX_CMD - 1; pinstance->host_toggle_bit[i] = 1; spin_lock_init(&pinstance->hrrq_lock[i]); } @@ -4557,7 +4956,7 @@ static void pmcraid_release_hcams(struct pmcraid_instance *pinstance) if (pinstance->ccn.msg != NULL) { pci_free_consistent(pinstance->pdev, PMCRAID_AEN_HDR_SIZE + - sizeof(struct pmcraid_hcam_ccn), + sizeof(struct pmcraid_hcam_ccn_ext), pinstance->ccn.msg, pinstance->ccn.baddr); @@ -4591,7 +4990,7 @@ static int pmcraid_allocate_hcams(struct pmcraid_instance *pinstance) pinstance->ccn.msg = pci_alloc_consistent( pinstance->pdev, PMCRAID_AEN_HDR_SIZE + - sizeof(struct pmcraid_hcam_ccn), + sizeof(struct pmcraid_hcam_ccn_ext), &(pinstance->ccn.baddr)); pinstance->ldn.msg = pci_alloc_consistent( @@ -4724,6 +5123,32 @@ static void pmcraid_kill_tasklets(struct pmcraid_instance *pinstance) } /** + * pmcraid_release_buffers - release per-adapter buffers allocated + * + * @pinstance: pointer to adapter soft state + * + * Return Value + * none + */ +static void pmcraid_release_buffers(struct pmcraid_instance *pinstance) +{ + pmcraid_release_config_buffers(pinstance); + pmcraid_release_control_blocks(pinstance, PMCRAID_MAX_CMD); + pmcraid_release_cmd_blocks(pinstance, PMCRAID_MAX_CMD); + pmcraid_release_host_rrqs(pinstance, pinstance->num_hrrq); + + if (pinstance->inq_data != NULL) { + pci_free_consistent(pinstance->pdev, + sizeof(struct pmcraid_inquiry_data), + pinstance->inq_data, + pinstance->inq_data_baddr); + + pinstance->inq_data = NULL; + pinstance->inq_data_baddr = 0; + } +} + +/** * pmcraid_init_buffers - allocates memory and initializes various structures * @pinstance: pointer to per adapter instance structure * @@ -4753,20 +5178,32 @@ static int __devinit pmcraid_init_buffers(struct pmcraid_instance *pinstance) } if (pmcraid_allocate_cmd_blocks(pinstance)) { - pmcraid_err("couldn't allocate memory for cmd blocks \n"); + pmcraid_err("couldn't allocate memory for cmd blocks\n"); pmcraid_release_config_buffers(pinstance); pmcraid_release_host_rrqs(pinstance, pinstance->num_hrrq); return -ENOMEM; } if (pmcraid_allocate_control_blocks(pinstance)) { - pmcraid_err("couldn't allocate memory control blocks \n"); + pmcraid_err("couldn't allocate memory control blocks\n"); pmcraid_release_config_buffers(pinstance); pmcraid_release_cmd_blocks(pinstance, PMCRAID_MAX_CMD); pmcraid_release_host_rrqs(pinstance, pinstance->num_hrrq); return -ENOMEM; } + /* allocate DMAable memory for page D0 INQUIRY buffer */ + pinstance->inq_data = pci_alloc_consistent( + pinstance->pdev, + sizeof(struct pmcraid_inquiry_data), + &pinstance->inq_data_baddr); + + if (pinstance->inq_data == NULL) { + pmcraid_err("couldn't allocate DMA memory for INQUIRY\n"); + pmcraid_release_buffers(pinstance); + return -ENOMEM; + } + /* Initialize all the command blocks and add them to free pool. No * need to lock (free_pool_lock) as this is done in initialization * itself @@ -4785,7 +5222,7 @@ static int __devinit pmcraid_init_buffers(struct pmcraid_instance *pinstance) * pmcraid_reinit_buffers - resets various buffer pointers * @pinstance: pointer to adapter instance * Return value - * none + * none */ static void pmcraid_reinit_buffers(struct pmcraid_instance *pinstance) { @@ -4836,6 +5273,8 @@ static int __devinit pmcraid_init_instance( mapped_pci_addr + chip_cfg->ioa_host_intr; pint_regs->ioa_host_interrupt_clr_reg = mapped_pci_addr + chip_cfg->ioa_host_intr_clr; + pint_regs->ioa_host_msix_interrupt_reg = + mapped_pci_addr + chip_cfg->ioa_host_msix_intr; pint_regs->host_ioa_interrupt_reg = mapped_pci_addr + chip_cfg->host_ioa_intr; pint_regs->host_ioa_interrupt_clr_reg = @@ -4858,6 +5297,7 @@ static int __devinit pmcraid_init_instance( init_waitqueue_head(&pinstance->reset_wait_q); atomic_set(&pinstance->outstanding_cmds, 0); + atomic_set(&pinstance->last_message_id, 0); atomic_set(&pinstance->expose_resources, 0); INIT_LIST_HEAD(&pinstance->free_res_q); @@ -4883,23 +5323,6 @@ static int __devinit pmcraid_init_instance( } /** - * pmcraid_release_buffers - release per-adapter buffers allocated - * - * @pinstance: pointer to adapter soft state - * - * Return Value - * none - */ -static void pmcraid_release_buffers(struct pmcraid_instance *pinstance) -{ - pmcraid_release_config_buffers(pinstance); - pmcraid_release_control_blocks(pinstance, PMCRAID_MAX_CMD); - pmcraid_release_cmd_blocks(pinstance, PMCRAID_MAX_CMD); - pmcraid_release_host_rrqs(pinstance, pinstance->num_hrrq); - -} - -/** * pmcraid_shutdown - shutdown adapter controller. * @pdev: pci device struct * @@ -4958,7 +5381,7 @@ static int pmcraid_setup_chrdev(struct pmcraid_instance *pinstance) pmcraid_release_minor(minor); else device_create(pmcraid_class, NULL, MKDEV(pmcraid_major, minor), - NULL, "pmcsas%u", minor); + NULL, "%s%u", PMCRAID_DEVFILE, minor); return error; } @@ -5050,7 +5473,6 @@ static int pmcraid_resume(struct pci_dev *pdev) struct pmcraid_instance *pinstance = pci_get_drvdata(pdev); struct Scsi_Host *host = pinstance->host; int rc; - int hrrqs; pci_set_power_state(pdev, PCI_D0); pci_enable_wake(pdev, PCI_D0, 0); @@ -5077,8 +5499,8 @@ static int pmcraid_resume(struct pci_dev *pdev) goto disable_device; } + pmcraid_disable_interrupts(pinstance, ~0); atomic_set(&pinstance->outstanding_cmds, 0); - hrrqs = pinstance->num_hrrq; rc = pmcraid_register_interrupt_handler(pinstance); if (rc) { @@ -5100,7 +5522,7 @@ static int pmcraid_resume(struct pci_dev *pdev) * state. */ if (pmcraid_reset_bringup(pinstance)) { - dev_err(&pdev->dev, "couldn't initialize IOA \n"); + dev_err(&pdev->dev, "couldn't initialize IOA\n"); rc = -ENODEV; goto release_tasklets; } @@ -5108,6 +5530,7 @@ static int pmcraid_resume(struct pci_dev *pdev) return 0; release_tasklets: + pmcraid_disable_interrupts(pinstance, ~0); pmcraid_kill_tasklets(pinstance); pmcraid_unregister_interrupt_handler(pinstance); @@ -5129,7 +5552,7 @@ disable_device: /** * pmcraid_complete_ioa_reset - Called by either timer or tasklet during - * completion of the ioa reset + * completion of the ioa reset * @cmd: pointer to reset command block */ static void pmcraid_complete_ioa_reset(struct pmcraid_cmd *cmd) @@ -5204,11 +5627,14 @@ static void pmcraid_init_res_table(struct pmcraid_cmd *cmd) struct pmcraid_config_table_entry *cfgte; unsigned long lock_flags; int found, rc, i; + u16 fw_version; LIST_HEAD(old_res); if (pinstance->cfg_table->flags & MICROCODE_UPDATE_REQUIRED) pmcraid_err("IOA requires microcode download\n"); + fw_version = be16_to_cpu(pinstance->inq_data->fw_version); + /* resource list is protected by pinstance->resource_lock. * init_res_table can be called from probe (user-thread) or runtime * reset (timer/tasklet) @@ -5219,9 +5645,14 @@ static void pmcraid_init_res_table(struct pmcraid_cmd *cmd) list_move_tail(&res->queue, &old_res); for (i = 0; i < pinstance->cfg_table->num_entries; i++) { - cfgte = &pinstance->cfg_table->entries[i]; + if (be16_to_cpu(pinstance->inq_data->fw_version) <= + PMCRAID_FW_VERSION_1) + cfgte = &pinstance->cfg_table->entries[i]; + else + cfgte = (struct pmcraid_config_table_entry *) + &pinstance->cfg_table->entries_ext[i]; - if (!pmcraid_expose_resource(cfgte)) + if (!pmcraid_expose_resource(fw_version, cfgte)) continue; found = 0; @@ -5263,10 +5694,12 @@ static void pmcraid_init_res_table(struct pmcraid_cmd *cmd) */ if (found) { memcpy(&res->cfg_entry, cfgte, - sizeof(struct pmcraid_config_table_entry)); + pinstance->config_table_entry_size); pmcraid_info("New res type:%x, vset:%x, addr:%x:\n", res->cfg_entry.resource_type, - res->cfg_entry.unique_flags1, + (fw_version <= PMCRAID_FW_VERSION_1 ? + res->cfg_entry.unique_flags1 : + res->cfg_entry.array_id & 0xFF), le32_to_cpu(res->cfg_entry.resource_address)); } } @@ -5306,6 +5739,14 @@ static void pmcraid_querycfg(struct pmcraid_cmd *cmd) struct pmcraid_instance *pinstance = cmd->drv_inst; int cfg_table_size = cpu_to_be32(sizeof(struct pmcraid_config_table)); + if (be16_to_cpu(pinstance->inq_data->fw_version) <= + PMCRAID_FW_VERSION_1) + pinstance->config_table_entry_size = + sizeof(struct pmcraid_config_table_entry); + else + pinstance->config_table_entry_size = + sizeof(struct pmcraid_config_table_entry_ext); + ioarcb->request_type = REQ_TYPE_IOACMD; ioarcb->resource_handle = cpu_to_le32(PMCRAID_IOA_RES_HANDLE); @@ -5338,7 +5779,7 @@ static void pmcraid_querycfg(struct pmcraid_cmd *cmd) /** - * pmcraid_probe - PCI probe entry pointer for PMC MaxRaid controller driver + * pmcraid_probe - PCI probe entry pointer for PMC MaxRAID controller driver * @pdev: pointer to pci device structure * @dev_id: pointer to device ids structure * @@ -5485,7 +5926,7 @@ static int __devinit pmcraid_probe( */ pmcraid_info("starting IOA initialization sequence\n"); if (pmcraid_reset_bringup(pinstance)) { - dev_err(&pdev->dev, "couldn't initialize IOA \n"); + dev_err(&pdev->dev, "couldn't initialize IOA\n"); rc = 1; goto out_release_bufs; } diff --git a/drivers/scsi/pmcraid.h b/drivers/scsi/pmcraid.h index b8ad07c3449e..6cfa0145a1d7 100644 --- a/drivers/scsi/pmcraid.h +++ b/drivers/scsi/pmcraid.h @@ -40,10 +40,12 @@ * Driver version: version string in major_version.minor_version.patch format * Driver date : date information in "Mon dd yyyy" format */ -#define PMCRAID_DRIVER_NAME "PMC MaxRAID" +#define PMCRAID_DRIVER_NAME "PMC MaxRAID" #define PMCRAID_DEVFILE "pmcsas" -#define PMCRAID_DRIVER_VERSION "1.0.2" -#define PMCRAID_DRIVER_DATE __DATE__ +#define PMCRAID_DRIVER_VERSION "2.0.2" +#define PMCRAID_DRIVER_DATE __DATE__ + +#define PMCRAID_FW_VERSION_1 0x002 /* Maximum number of adapters supported by current version of the driver */ #define PMCRAID_MAX_ADAPTERS 1024 @@ -85,17 +87,17 @@ #define PMCRAID_IOARCB_ALIGNMENT 32 #define PMCRAID_IOADL_ALIGNMENT 16 #define PMCRAID_IOASA_ALIGNMENT 4 -#define PMCRAID_NUM_MSIX_VECTORS 1 +#define PMCRAID_NUM_MSIX_VECTORS 16 /* various other limits */ -#define PMCRAID_VENDOR_ID_LEN 8 -#define PMCRAID_PRODUCT_ID_LEN 16 -#define PMCRAID_SERIAL_NUM_LEN 8 -#define PMCRAID_LUN_LEN 8 -#define PMCRAID_MAX_CDB_LEN 16 -#define PMCRAID_DEVICE_ID_LEN 8 -#define PMCRAID_SENSE_DATA_LEN 256 -#define PMCRAID_ADD_CMD_PARAM_LEN 48 +#define PMCRAID_VENDOR_ID_LEN 8 +#define PMCRAID_PRODUCT_ID_LEN 16 +#define PMCRAID_SERIAL_NUM_LEN 8 +#define PMCRAID_LUN_LEN 8 +#define PMCRAID_MAX_CDB_LEN 16 +#define PMCRAID_DEVICE_ID_LEN 8 +#define PMCRAID_SENSE_DATA_LEN 256 +#define PMCRAID_ADD_CMD_PARAM_LEN 48 #define PMCRAID_MAX_BUS_TO_SCAN 1 #define PMCRAID_MAX_NUM_TARGETS_PER_BUS 256 @@ -116,17 +118,10 @@ #define PMCRAID_VSET_MAX_SECTORS 512 #define PMCRAID_MAX_CMD_PER_LUN 254 -/* Number of configuration table entries (resources) */ -#define PMCRAID_MAX_NUM_OF_VSETS 240 - -/* Todo : Check max limit for Phase 1 */ -#define PMCRAID_MAX_NUM_OF_PHY_DEVS 256 - -/* MAX_NUM_OF_DEVS includes 1 FP, 1 Dummy Enclosure device */ -#define PMCRAID_MAX_NUM_OF_DEVS \ - (PMCRAID_MAX_NUM_OF_VSETS + PMCRAID_MAX_NUM_OF_PHY_DEVS + 2) - -#define PMCRAID_MAX_RESOURCES PMCRAID_MAX_NUM_OF_DEVS +/* Number of configuration table entries (resources), includes 1 FP, + * 1 Enclosure device + */ +#define PMCRAID_MAX_RESOURCES 256 /* Adapter Commands used by driver */ #define PMCRAID_QUERY_RESOURCE_STATE 0xC2 @@ -177,6 +172,7 @@ #define PMCRAID_IOASC_SENSE_STATUS(ioasc) ((ioasc) & 0x000000ff) #define PMCRAID_IOASC_GOOD_COMPLETION 0x00000000 +#define PMCRAID_IOASC_GC_IOARCB_NOTFOUND 0x005A0000 #define PMCRAID_IOASC_NR_INIT_CMD_REQUIRED 0x02040200 #define PMCRAID_IOASC_NR_IOA_RESET_REQUIRED 0x02048000 #define PMCRAID_IOASC_NR_SYNC_REQUIRED 0x023F0000 @@ -187,12 +183,12 @@ #define PMCRAID_IOASC_HW_IOA_RESET_REQUIRED 0x04448600 #define PMCRAID_IOASC_IR_INVALID_RESOURCE_HANDLE 0x05250000 #define PMCRAID_IOASC_AC_TERMINATED_BY_HOST 0x0B5A0000 -#define PMCRAID_IOASC_UA_BUS_WAS_RESET 0x06290000 -#define PMCRAID_IOASC_UA_BUS_WAS_RESET_BY_OTHER 0x06298000 +#define PMCRAID_IOASC_UA_BUS_WAS_RESET 0x06290000 +#define PMCRAID_IOASC_UA_BUS_WAS_RESET_BY_OTHER 0x06298000 /* Driver defined IOASCs */ -#define PMCRAID_IOASC_IOA_WAS_RESET 0x10000001 -#define PMCRAID_IOASC_PCI_ACCESS_ERROR 0x10000002 +#define PMCRAID_IOASC_IOA_WAS_RESET 0x10000001 +#define PMCRAID_IOASC_PCI_ACCESS_ERROR 0x10000002 /* Various timeout values (in milliseconds) used. If any of these are chip * specific, move them to pmcraid_chip_details structure. @@ -336,6 +332,13 @@ struct pmcraid_config_table_entry { __u8 lun[PMCRAID_LUN_LEN]; } __attribute__((packed, aligned(4))); +/* extended configuration table sizes are of 64 bytes in size */ +#define PMCRAID_CFGTE_EXT_SIZE 32 +struct pmcraid_config_table_entry_ext { + struct pmcraid_config_table_entry cfgte; + __u8 cfgte_ext[PMCRAID_CFGTE_EXT_SIZE]; +}; + /* resource types (config_table_entry.resource_type values) */ #define RES_TYPE_AF_DASD 0x00 #define RES_TYPE_GSCSI 0x01 @@ -376,7 +379,12 @@ struct pmcraid_config_table { __u8 reserved1; __u8 flags; __u8 reserved2[11]; - struct pmcraid_config_table_entry entries[PMCRAID_MAX_RESOURCES]; + union { + struct pmcraid_config_table_entry + entries[PMCRAID_MAX_RESOURCES]; + struct pmcraid_config_table_entry_ext + entries_ext[PMCRAID_MAX_RESOURCES]; + }; } __attribute__((packed, aligned(4))); /* config_table.flags value */ @@ -385,7 +393,7 @@ struct pmcraid_config_table { /* * HCAM format */ -#define PMCRAID_HOSTRCB_LDNSIZE 4056 +#define PMCRAID_HOSTRCB_LDNSIZE 4056 /* Error log notification format */ struct pmcraid_hostrcb_error { @@ -416,6 +424,15 @@ struct pmcraid_hcam_hdr { struct pmcraid_hcam_ccn { struct pmcraid_hcam_hdr header; struct pmcraid_config_table_entry cfg_entry; + struct pmcraid_config_table_entry cfg_entry_old; +} __attribute__((packed, aligned(4))); + +#define PMCRAID_CCN_EXT_SIZE 3944 +struct pmcraid_hcam_ccn_ext { + struct pmcraid_hcam_hdr header; + struct pmcraid_config_table_entry_ext cfg_entry; + struct pmcraid_config_table_entry_ext cfg_entry_old; + __u8 reserved[PMCRAID_CCN_EXT_SIZE]; } __attribute__((packed, aligned(4))); struct pmcraid_hcam_ldn { @@ -431,6 +448,8 @@ struct pmcraid_hcam_ldn { #define NOTIFICATION_TYPE_ENTRY_CHANGED 0x0 #define NOTIFICATION_TYPE_ENTRY_NEW 0x1 #define NOTIFICATION_TYPE_ENTRY_DELETED 0x2 +#define NOTIFICATION_TYPE_STATE_CHANGE 0x3 +#define NOTIFICATION_TYPE_ENTRY_STATECHANGED 0x4 #define NOTIFICATION_TYPE_ERROR_LOG 0x10 #define NOTIFICATION_TYPE_INFORMATION_LOG 0x11 @@ -460,6 +479,7 @@ struct pmcraid_chip_details { unsigned long mailbox; unsigned long global_intr_mask; unsigned long ioa_host_intr; + unsigned long ioa_host_msix_intr; unsigned long ioa_host_intr_clr; unsigned long ioa_host_mask; unsigned long ioa_host_mask_clr; @@ -482,6 +502,7 @@ struct pmcraid_chip_details { #define INTRS_IOA_PROCESSOR_ERROR PMC_BIT32(29) #define INTRS_HRRQ_VALID PMC_BIT32(30) #define INTRS_OPERATIONAL_STATUS PMC_BIT32(0) +#define INTRS_ALLOW_MSIX_VECTOR0 PMC_BIT32(31) /* Host to IOA Doorbells */ #define DOORBELL_RUNTIME_RESET PMC_BIT32(1) @@ -489,10 +510,12 @@ struct pmcraid_chip_details { #define DOORBELL_IOA_DEBUG_ALERT PMC_BIT32(9) #define DOORBELL_ENABLE_DESTRUCTIVE_DIAGS PMC_BIT32(8) #define DOORBELL_IOA_START_BIST PMC_BIT32(23) +#define DOORBELL_INTR_MODE_MSIX PMC_BIT32(25) +#define DOORBELL_INTR_MSIX_CLR PMC_BIT32(26) #define DOORBELL_RESET_IOA PMC_BIT32(31) /* Global interrupt mask register value */ -#define GLOBAL_INTERRUPT_MASK 0x4ULL +#define GLOBAL_INTERRUPT_MASK 0x5ULL #define PMCRAID_ERROR_INTERRUPTS (INTRS_IOARCB_TRANSFER_FAILED | \ INTRS_IOA_UNIT_CHECK | \ @@ -503,8 +526,8 @@ struct pmcraid_chip_details { #define PMCRAID_PCI_INTERRUPTS (PMCRAID_ERROR_INTERRUPTS | \ INTRS_HRRQ_VALID | \ - INTRS_CRITICAL_OP_IN_PROGRESS |\ - INTRS_TRANSITION_TO_OPERATIONAL) + INTRS_TRANSITION_TO_OPERATIONAL |\ + INTRS_ALLOW_MSIX_VECTOR0) /* control_block, associated with each of the commands contains IOARCB, IOADLs * memory for IOASA. Additional 3 * 16 bytes are allocated in order to support @@ -526,17 +549,24 @@ struct pmcraid_sglist { struct scatterlist scatterlist[1]; }; +/* page D0 inquiry data of focal point resource */ +struct pmcraid_inquiry_data { + __u8 ph_dev_type; + __u8 page_code; + __u8 reserved1; + __u8 add_page_len; + __u8 length; + __u8 reserved2; + __le16 fw_version; + __u8 reserved3[16]; +}; + /* pmcraid_cmd - LLD representation of SCSI command */ struct pmcraid_cmd { /* Ptr and bus address of DMA.able control block for this command */ struct pmcraid_control_block *ioa_cb; dma_addr_t ioa_cb_bus_addr; - - /* sense buffer for REQUEST SENSE command if firmware is not sending - * auto sense data - */ - dma_addr_t sense_buffer_dma; dma_addr_t dma_handle; u8 *sense_buffer; @@ -556,11 +586,22 @@ struct pmcraid_cmd { struct pmcraid_sglist *sglist; /* used for passthrough IOCTLs */ - /* scratch used during reset sequence */ + /* scratch used */ union { + /* during reset sequence */ unsigned long time_left; struct pmcraid_resource_entry *res; - } u; + int hrrq_index; + + /* used during IO command error handling. Sense buffer + * for REQUEST SENSE command if firmware is not sending + * auto sense data + */ + struct { + u8 *sense_buffer; + dma_addr_t sense_buffer_dma; + }; + }; }; /* @@ -568,6 +609,7 @@ struct pmcraid_cmd { */ struct pmcraid_interrupts { void __iomem *ioa_host_interrupt_reg; + void __iomem *ioa_host_msix_interrupt_reg; void __iomem *ioa_host_interrupt_clr_reg; void __iomem *ioa_host_interrupt_mask_reg; void __iomem *ioa_host_interrupt_mask_clr_reg; @@ -578,11 +620,12 @@ struct pmcraid_interrupts { /* ISR parameters LLD allocates (one for each MSI-X if enabled) vectors */ struct pmcraid_isr_param { - u8 hrrq_id; /* hrrq entry index */ - u16 vector; /* allocated msi-x vector */ struct pmcraid_instance *drv_inst; + u16 vector; /* allocated msi-x vector */ + u8 hrrq_id; /* hrrq entry index */ }; + /* AEN message header sent as part of event data to applications */ struct pmcraid_aen_msg { u32 hostno; @@ -591,6 +634,19 @@ struct pmcraid_aen_msg { u8 data[0]; }; +/* Controller state event message type */ +struct pmcraid_state_msg { + struct pmcraid_aen_msg msg; + u32 ioa_state; +}; + +#define PMC_DEVICE_EVENT_RESET_START 0x11000000 +#define PMC_DEVICE_EVENT_RESET_SUCCESS 0x11000001 +#define PMC_DEVICE_EVENT_RESET_FAILED 0x11000002 +#define PMC_DEVICE_EVENT_SHUTDOWN_START 0x11000003 +#define PMC_DEVICE_EVENT_SHUTDOWN_SUCCESS 0x11000004 +#define PMC_DEVICE_EVENT_SHUTDOWN_FAILED 0x11000005 + struct pmcraid_hostrcb { struct pmcraid_instance *drv_inst; struct pmcraid_aen_msg *msg; @@ -628,6 +684,7 @@ struct pmcraid_instance { /* HostRCBs needed for HCAM */ struct pmcraid_hostrcb ldn; struct pmcraid_hostrcb ccn; + struct pmcraid_state_msg scn; /* controller state change msg */ /* Bus address of start of HRRQ */ @@ -645,12 +702,15 @@ struct pmcraid_instance { /* Lock for HRRQ access */ spinlock_t hrrq_lock[PMCRAID_NUM_MSIX_VECTORS]; + struct pmcraid_inquiry_data *inq_data; + dma_addr_t inq_data_baddr; + + /* size of configuration table entry, varies based on the firmware */ + u32 config_table_entry_size; + /* Expected toggle bit at host */ u8 host_toggle_bit[PMCRAID_NUM_MSIX_VECTORS]; - /* No of Reset IOA retries . IOA marked dead if threshold exceeds */ - u8 ioa_reset_attempts; -#define PMCRAID_RESET_ATTEMPTS 3 /* Wait Q for threads to wait for Reset IOA completion */ wait_queue_head_t reset_wait_q; @@ -664,14 +724,22 @@ struct pmcraid_instance { struct Scsi_Host *host; /* mid layer interface structure handle */ struct pci_dev *pdev; /* PCI device structure handle */ + /* No of Reset IOA retries . IOA marked dead if threshold exceeds */ + u8 ioa_reset_attempts; +#define PMCRAID_RESET_ATTEMPTS 3 + u8 current_log_level; /* default level for logging IOASC errors */ u8 num_hrrq; /* Number of interrupt vectors allocated */ + u8 interrupt_mode; /* current interrupt mode legacy or msix */ dev_t dev; /* Major-Minor numbers for Char device */ /* Used as ISR handler argument */ struct pmcraid_isr_param hrrq_vector[PMCRAID_NUM_MSIX_VECTORS]; + /* Message id as filled in last fired IOARCB, used to identify HRRQ */ + atomic_t last_message_id; + /* configuration table */ struct pmcraid_config_table *cfg_table; dma_addr_t cfg_table_bus_addr; @@ -686,8 +754,14 @@ struct pmcraid_instance { struct list_head free_cmd_pool; struct list_head pending_cmd_pool; - spinlock_t free_pool_lock; /* free pool lock */ - spinlock_t pending_pool_lock; /* pending pool lock */ + spinlock_t free_pool_lock; /* free pool lock */ + spinlock_t pending_pool_lock; /* pending pool lock */ + + /* Tasklet to handle deferred processing */ + struct tasklet_struct isr_tasklet[PMCRAID_NUM_MSIX_VECTORS]; + + /* Work-queue (Shared) for deferred reset processing */ + struct work_struct worker_q; /* No of IO commands pending with FW */ atomic_t outstanding_cmds; @@ -695,11 +769,6 @@ struct pmcraid_instance { /* should add/delete resources to mid-layer now ?*/ atomic_t expose_resources; - /* Tasklet to handle deferred processing */ - struct tasklet_struct isr_tasklet[PMCRAID_NUM_MSIX_VECTORS]; - - /* Work-queue (Shared) for deferred reset processing */ - struct work_struct worker_q; u32 ioa_state:4; /* For IOA Reset sequence FSM */ @@ -728,7 +797,10 @@ struct pmcraid_instance { /* LLD maintained resource entry structure */ struct pmcraid_resource_entry { struct list_head queue; /* link to "to be exposed" resources */ - struct pmcraid_config_table_entry cfg_entry; + union { + struct pmcraid_config_table_entry cfg_entry; + struct pmcraid_config_table_entry_ext cfg_entry_ext; + }; struct scsi_device *scsi_dev; /* Link scsi_device structure */ atomic_t read_failures; /* count of failed READ commands */ atomic_t write_failures; /* count of failed WRITE commands */ @@ -771,73 +843,75 @@ struct pmcraid_ioasc_error { * statically. */ static struct pmcraid_ioasc_error pmcraid_ioasc_error_table[] = { - {0x01180600, IOASC_LOG_LEVEL_MUST, + {0x01180600, IOASC_LOG_LEVEL_HARD, "Recovered Error, soft media error, sector reassignment suggested"}, - {0x015D0000, IOASC_LOG_LEVEL_MUST, - "Recovered Error, failure prediction threshold exceeded"}, - {0x015D9200, IOASC_LOG_LEVEL_MUST, - "Recovered Error, soft Cache Card Battery error threshold"}, - {0x015D9200, IOASC_LOG_LEVEL_MUST, - "Recovered Error, soft Cache Card Battery error threshold"}, - {0x02048000, IOASC_LOG_LEVEL_MUST, + {0x015D0000, IOASC_LOG_LEVEL_HARD, + "Recovered Error, failure prediction thresold exceeded"}, + {0x015D9200, IOASC_LOG_LEVEL_HARD, + "Recovered Error, soft Cache Card Battery error thresold"}, + {0x015D9200, IOASC_LOG_LEVEL_HARD, + "Recovered Error, soft Cache Card Battery error thresold"}, + {0x02048000, IOASC_LOG_LEVEL_HARD, "Not Ready, IOA Reset Required"}, - {0x02408500, IOASC_LOG_LEVEL_MUST, + {0x02408500, IOASC_LOG_LEVEL_HARD, "Not Ready, IOA microcode download required"}, - {0x03110B00, IOASC_LOG_LEVEL_MUST, + {0x03110B00, IOASC_LOG_LEVEL_HARD, "Medium Error, data unreadable, reassignment suggested"}, {0x03110C00, IOASC_LOG_LEVEL_MUST, "Medium Error, data unreadable do not reassign"}, - {0x03310000, IOASC_LOG_LEVEL_MUST, + {0x03310000, IOASC_LOG_LEVEL_HARD, "Medium Error, media corrupted"}, - {0x04050000, IOASC_LOG_LEVEL_MUST, + {0x04050000, IOASC_LOG_LEVEL_HARD, "Hardware Error, IOA can't communicate with device"}, {0x04080000, IOASC_LOG_LEVEL_MUST, "Hardware Error, device bus error"}, - {0x04080000, IOASC_LOG_LEVEL_MUST, + {0x04088000, IOASC_LOG_LEVEL_MUST, "Hardware Error, device bus is not functioning"}, - {0x04118000, IOASC_LOG_LEVEL_MUST, + {0x04118000, IOASC_LOG_LEVEL_HARD, "Hardware Error, IOA reserved area data check"}, - {0x04118100, IOASC_LOG_LEVEL_MUST, + {0x04118100, IOASC_LOG_LEVEL_HARD, "Hardware Error, IOA reserved area invalid data pattern"}, - {0x04118200, IOASC_LOG_LEVEL_MUST, + {0x04118200, IOASC_LOG_LEVEL_HARD, "Hardware Error, IOA reserved area LRC error"}, - {0x04320000, IOASC_LOG_LEVEL_MUST, + {0x04320000, IOASC_LOG_LEVEL_HARD, "Hardware Error, reassignment space exhausted"}, - {0x04330000, IOASC_LOG_LEVEL_MUST, + {0x04330000, IOASC_LOG_LEVEL_HARD, "Hardware Error, data transfer underlength error"}, - {0x04330000, IOASC_LOG_LEVEL_MUST, + {0x04330000, IOASC_LOG_LEVEL_HARD, "Hardware Error, data transfer overlength error"}, {0x04418000, IOASC_LOG_LEVEL_MUST, "Hardware Error, PCI bus error"}, - {0x04440000, IOASC_LOG_LEVEL_MUST, + {0x04440000, IOASC_LOG_LEVEL_HARD, "Hardware Error, device error"}, - {0x04448300, IOASC_LOG_LEVEL_MUST, + {0x04448200, IOASC_LOG_LEVEL_MUST, + "Hardware Error, IOA error"}, + {0x04448300, IOASC_LOG_LEVEL_HARD, "Hardware Error, undefined device response"}, - {0x04448400, IOASC_LOG_LEVEL_MUST, + {0x04448400, IOASC_LOG_LEVEL_HARD, "Hardware Error, IOA microcode error"}, - {0x04448600, IOASC_LOG_LEVEL_MUST, + {0x04448600, IOASC_LOG_LEVEL_HARD, "Hardware Error, IOA reset required"}, - {0x04449200, IOASC_LOG_LEVEL_MUST, + {0x04449200, IOASC_LOG_LEVEL_HARD, "Hardware Error, hard Cache Fearuee Card Battery error"}, - {0x0444A000, IOASC_LOG_LEVEL_MUST, + {0x0444A000, IOASC_LOG_LEVEL_HARD, "Hardware Error, failed device altered"}, - {0x0444A200, IOASC_LOG_LEVEL_MUST, + {0x0444A200, IOASC_LOG_LEVEL_HARD, "Hardware Error, data check after reassignment"}, - {0x0444A300, IOASC_LOG_LEVEL_MUST, + {0x0444A300, IOASC_LOG_LEVEL_HARD, "Hardware Error, LRC error after reassignment"}, - {0x044A0000, IOASC_LOG_LEVEL_MUST, + {0x044A0000, IOASC_LOG_LEVEL_HARD, "Hardware Error, device bus error (msg/cmd phase)"}, - {0x04670400, IOASC_LOG_LEVEL_MUST, + {0x04670400, IOASC_LOG_LEVEL_HARD, "Hardware Error, new device can't be used"}, - {0x04678000, IOASC_LOG_LEVEL_MUST, + {0x04678000, IOASC_LOG_LEVEL_HARD, "Hardware Error, invalid multiadapter configuration"}, - {0x04678100, IOASC_LOG_LEVEL_MUST, + {0x04678100, IOASC_LOG_LEVEL_HARD, "Hardware Error, incorrect connection between enclosures"}, - {0x04678200, IOASC_LOG_LEVEL_MUST, + {0x04678200, IOASC_LOG_LEVEL_HARD, "Hardware Error, connections exceed IOA design limits"}, - {0x04678300, IOASC_LOG_LEVEL_MUST, + {0x04678300, IOASC_LOG_LEVEL_HARD, "Hardware Error, incorrect multipath connection"}, - {0x04679000, IOASC_LOG_LEVEL_MUST, + {0x04679000, IOASC_LOG_LEVEL_HARD, "Hardware Error, command to LUN failed"}, {0x064C8000, IOASC_LOG_LEVEL_HARD, "Unit Attention, cache exists for missing/failed device"}, @@ -845,15 +919,15 @@ static struct pmcraid_ioasc_error pmcraid_ioasc_error_table[] = { "Unit Attention, incompatible exposed mode device"}, {0x06670600, IOASC_LOG_LEVEL_HARD, "Unit Attention, attachment of logical unit failed"}, - {0x06678000, IOASC_LOG_LEVEL_MUST, + {0x06678000, IOASC_LOG_LEVEL_HARD, "Unit Attention, cables exceed connective design limit"}, - {0x06678300, IOASC_LOG_LEVEL_MUST, + {0x06678300, IOASC_LOG_LEVEL_HARD, "Unit Attention, incomplete multipath connection between" \ "IOA and enclosure"}, - {0x06678400, IOASC_LOG_LEVEL_MUST, + {0x06678400, IOASC_LOG_LEVEL_HARD, "Unit Attention, incomplete multipath connection between" \ "device and enclosure"}, - {0x06678500, IOASC_LOG_LEVEL_MUST, + {0x06678500, IOASC_LOG_LEVEL_HARD, "Unit Attention, incomplete multipath connection between" \ "IOA and remote IOA"}, {0x06678600, IOASC_LOG_LEVEL_HARD, @@ -863,11 +937,11 @@ static struct pmcraid_ioasc_error pmcraid_ioasc_error_table[] = { "function"}, {0x06698200, IOASC_LOG_LEVEL_HARD, "Unit Attention, corrupt array parity detected on device"}, - {0x066B0200, IOASC_LOG_LEVEL_MUST, + {0x066B0200, IOASC_LOG_LEVEL_HARD, "Unit Attention, array exposed"}, {0x066B8200, IOASC_LOG_LEVEL_HARD, "Unit Attention, exposed array is still protected"}, - {0x066B9200, IOASC_LOG_LEVEL_MUST, + {0x066B9200, IOASC_LOG_LEVEL_HARD, "Unit Attention, Multipath redundancy level got worse"}, {0x07270000, IOASC_LOG_LEVEL_HARD, "Data Protect, device is read/write protected by IOA"}, @@ -875,37 +949,37 @@ static struct pmcraid_ioasc_error pmcraid_ioasc_error_table[] = { "Data Protect, IOA doesn't support device attribute"}, {0x07278100, IOASC_LOG_LEVEL_HARD, "Data Protect, NVRAM mirroring prohibited"}, - {0x07278400, IOASC_LOG_LEVEL_MUST, + {0x07278400, IOASC_LOG_LEVEL_HARD, "Data Protect, array is short 2 or more devices"}, - {0x07278600, IOASC_LOG_LEVEL_MUST, + {0x07278600, IOASC_LOG_LEVEL_HARD, "Data Protect, exposed array is short a required device"}, - {0x07278700, IOASC_LOG_LEVEL_MUST, + {0x07278700, IOASC_LOG_LEVEL_HARD, "Data Protect, array members not at required addresses"}, - {0x07278800, IOASC_LOG_LEVEL_MUST, + {0x07278800, IOASC_LOG_LEVEL_HARD, "Data Protect, exposed mode device resource address conflict"}, - {0x07278900, IOASC_LOG_LEVEL_MUST, + {0x07278900, IOASC_LOG_LEVEL_HARD, "Data Protect, incorrect resource address of exposed mode device"}, - {0x07278A00, IOASC_LOG_LEVEL_MUST, + {0x07278A00, IOASC_LOG_LEVEL_HARD, "Data Protect, Array is missing a device and parity is out of sync"}, - {0x07278B00, IOASC_LOG_LEVEL_MUST, + {0x07278B00, IOASC_LOG_LEVEL_HARD, "Data Protect, maximum number of arrays already exist"}, {0x07278C00, IOASC_LOG_LEVEL_HARD, "Data Protect, cannot locate cache data for device"}, {0x07278D00, IOASC_LOG_LEVEL_HARD, "Data Protect, cache data exits for a changed device"}, - {0x07279100, IOASC_LOG_LEVEL_MUST, + {0x07279100, IOASC_LOG_LEVEL_HARD, "Data Protect, detection of a device requiring format"}, - {0x07279200, IOASC_LOG_LEVEL_MUST, + {0x07279200, IOASC_LOG_LEVEL_HARD, "Data Protect, IOA exceeds maximum number of devices"}, - {0x07279600, IOASC_LOG_LEVEL_MUST, + {0x07279600, IOASC_LOG_LEVEL_HARD, "Data Protect, missing array, volume set is not functional"}, - {0x07279700, IOASC_LOG_LEVEL_MUST, + {0x07279700, IOASC_LOG_LEVEL_HARD, "Data Protect, single device for a volume set"}, - {0x07279800, IOASC_LOG_LEVEL_MUST, + {0x07279800, IOASC_LOG_LEVEL_HARD, "Data Protect, missing multiple devices for a volume set"}, {0x07279900, IOASC_LOG_LEVEL_HARD, "Data Protect, maximum number of volument sets already exists"}, - {0x07279A00, IOASC_LOG_LEVEL_MUST, + {0x07279A00, IOASC_LOG_LEVEL_HARD, "Data Protect, other volume set problem"}, }; @@ -952,27 +1026,6 @@ struct pmcraid_ioctl_header { #define PMCRAID_IOCTL_SIGNATURE "PMCRAID" - -/* - * pmcraid_event_details - defines AEN details that apps can retrieve from LLD - * - * .rcb_ccn - complete RCB of CCN - * .rcb_ldn - complete RCB of CCN - */ -struct pmcraid_event_details { - struct pmcraid_hcam_ccn rcb_ccn; - struct pmcraid_hcam_ldn rcb_ldn; -}; - -/* - * pmcraid_driver_ioctl_buffer - structure passed as argument to most of the - * PMC driver handled ioctls. - */ -struct pmcraid_driver_ioctl_buffer { - struct pmcraid_ioctl_header ioctl_header; - struct pmcraid_event_details event_details; -}; - /* * pmcraid_passthrough_ioctl_buffer - structure given as argument to * passthrough(or firmware handled) IOCTL commands. Note that ioarcb requires diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 1e4cafabba15..420238cc794e 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -1187,6 +1187,21 @@ qla2x00_optrom_fw_version_show(struct device *dev, } static ssize_t +qla2x00_optrom_gold_fw_version_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + scsi_qla_host_t *vha = shost_priv(class_to_shost(dev)); + struct qla_hw_data *ha = vha->hw; + + if (!IS_QLA81XX(ha)) + return snprintf(buf, PAGE_SIZE, "\n"); + + return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%d)\n", + ha->gold_fw_version[0], ha->gold_fw_version[1], + ha->gold_fw_version[2], ha->gold_fw_version[3]); +} + +static ssize_t qla2x00_total_isp_aborts_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1208,7 +1223,7 @@ qla24xx_84xx_fw_version_show(struct device *dev, if (!IS_QLA84XX(ha)) return snprintf(buf, PAGE_SIZE, "\n"); - if (ha->cs84xx && ha->cs84xx->op_fw_version == 0) + if (ha->cs84xx->op_fw_version == 0) rval = qla84xx_verify_chip(vha, status); if ((rval == QLA_SUCCESS) && (status[0] == 0)) @@ -1336,6 +1351,8 @@ static DEVICE_ATTR(optrom_fcode_version, S_IRUGO, qla2x00_optrom_fcode_version_show, NULL); static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show, NULL); +static DEVICE_ATTR(optrom_gold_fw_version, S_IRUGO, + qla2x00_optrom_gold_fw_version_show, NULL); static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show, NULL); static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show, @@ -1376,6 +1393,7 @@ struct device_attribute *qla2x00_host_attrs[] = { &dev_attr_vn_port_mac_address, &dev_attr_fabric_param, &dev_attr_fw_state, + &dev_attr_optrom_gold_fw_version, NULL, }; @@ -1732,7 +1750,7 @@ qla24xx_vport_create(struct fc_vport *fc_vport, bool disable) fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN); } - if (IS_QLA25XX(ha) && ql2xenabledif) { + if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) { if (ha->fw_attributes & BIT_4) { vha->flags.difdix_supported = 1; DEBUG18(qla_printk(KERN_INFO, ha, @@ -1740,8 +1758,10 @@ qla24xx_vport_create(struct fc_vport *fc_vport, bool disable) " protection.\n")); scsi_host_set_prot(vha->host, SHOST_DIF_TYPE1_PROTECTION + | SHOST_DIF_TYPE2_PROTECTION | SHOST_DIF_TYPE3_PROTECTION | SHOST_DIX_TYPE1_PROTECTION + | SHOST_DIX_TYPE2_PROTECTION | SHOST_DIX_TYPE3_PROTECTION); scsi_host_set_guard(vha->host, SHOST_DIX_GUARD_CRC); } else @@ -1809,7 +1829,6 @@ static int qla24xx_vport_delete(struct fc_vport *fc_vport) { scsi_qla_host_t *vha = fc_vport->dd_data; - fc_port_t *fcport, *tfcport; struct qla_hw_data *ha = vha->hw; uint16_t id = vha->vp_idx; @@ -1823,11 +1842,7 @@ qla24xx_vport_delete(struct fc_vport *fc_vport) scsi_remove_host(vha->host); - list_for_each_entry_safe(fcport, tfcport, &vha->vp_fcports, list) { - list_del(&fcport->list); - kfree(fcport); - fcport = NULL; - } + qla2x00_free_fcports(vha); qla24xx_deallocate_vp_id(vha); diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c index b905dfe5ea61..9067629817ea 100644 --- a/drivers/scsi/qla2xxx/qla_bsg.c +++ b/drivers/scsi/qla2xxx/qla_bsg.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -41,13 +41,28 @@ qla24xx_fcp_prio_cfg_valid(struct qla_fcp_prio_cfg *pri_cfg, uint8_t flag) int i, ret, num_valid; uint8_t *bcode; struct qla_fcp_prio_entry *pri_entry; + uint32_t *bcode_val_ptr, bcode_val; ret = 1; num_valid = 0; bcode = (uint8_t *)pri_cfg; + bcode_val_ptr = (uint32_t *)pri_cfg; + bcode_val = (uint32_t)(*bcode_val_ptr); - if (bcode[0x0] != 'H' || bcode[0x1] != 'Q' || bcode[0x2] != 'O' || - bcode[0x3] != 'S') { + if (bcode_val == 0xFFFFFFFF) { + /* No FCP Priority config data in flash */ + DEBUG2(printk(KERN_INFO + "%s: No FCP priority config data.\n", + __func__)); + return 0; + } + + if (bcode[0] != 'H' || bcode[1] != 'Q' || bcode[2] != 'O' || + bcode[3] != 'S') { + /* Invalid FCP priority data header*/ + DEBUG2(printk(KERN_ERR + "%s: Invalid FCP Priority data header. bcode=0x%x\n", + __func__, bcode_val)); return 0; } if (flag != 1) @@ -60,8 +75,18 @@ qla24xx_fcp_prio_cfg_valid(struct qla_fcp_prio_cfg *pri_cfg, uint8_t flag) pri_entry++; } - if (num_valid == 0) + if (num_valid == 0) { + /* No valid FCP priority data entries */ + DEBUG2(printk(KERN_ERR + "%s: No valid FCP Priority data entries.\n", + __func__)); ret = 0; + } else { + /* FCP priority data is valid */ + DEBUG2(printk(KERN_INFO + "%s: Valid FCP priority data. num entries = %d\n", + __func__, num_valid)); + } return ret; } @@ -78,6 +103,11 @@ qla24xx_proc_fcp_prio_cfg_cmd(struct fc_bsg_job *bsg_job) bsg_job->reply->reply_payload_rcv_len = 0; + if (!IS_QLA24XX_TYPE(ha) || !IS_QLA25XX(ha)) { + ret = -EINVAL; + goto exit_fcp_prio_cfg; + } + if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) || test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) || test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { @@ -199,7 +229,7 @@ static int qla2x00_process_els(struct fc_bsg_job *bsg_job) { struct fc_rport *rport; - fc_port_t *fcport; + fc_port_t *fcport = NULL; struct Scsi_Host *host; scsi_qla_host_t *vha; struct qla_hw_data *ha; @@ -210,6 +240,29 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job) uint16_t nextlid = 0; struct srb_ctx *els; + if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) { + rport = bsg_job->rport; + fcport = *(fc_port_t **) rport->dd_data; + host = rport_to_shost(rport); + vha = shost_priv(host); + ha = vha->hw; + type = "FC_BSG_RPT_ELS"; + } else { + host = bsg_job->shost; + vha = shost_priv(host); + ha = vha->hw; + type = "FC_BSG_HST_ELS_NOLOGIN"; + } + + /* pass through is supported only for ISP 4Gb or higher */ + if (!IS_FWI2_CAPABLE(ha)) { + DEBUG2(qla_printk(KERN_INFO, ha, + "scsi(%ld):ELS passthru not supported for ISP23xx based " + "adapters\n", vha->host_no)); + rval = -EPERM; + goto done; + } + /* Multiple SG's are not supported for ELS requests */ if (bsg_job->request_payload.sg_cnt > 1 || bsg_job->reply_payload.sg_cnt > 1) { @@ -224,13 +277,6 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job) /* ELS request for rport */ if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) { - rport = bsg_job->rport; - fcport = *(fc_port_t **) rport->dd_data; - host = rport_to_shost(rport); - vha = shost_priv(host); - ha = vha->hw; - type = "FC_BSG_RPT_ELS"; - /* make sure the rport is logged in, * if not perform fabric login */ @@ -242,11 +288,6 @@ qla2x00_process_els(struct fc_bsg_job *bsg_job) goto done; } } else { - host = bsg_job->shost; - vha = shost_priv(host); - ha = vha->hw; - type = "FC_BSG_HST_ELS_NOLOGIN"; - /* Allocate a dummy fcport structure, since functions * preparing the IOCB and mailbox command retrieves port * specific information from fcport structure. For Host based @@ -366,15 +407,6 @@ qla2x00_process_ct(struct fc_bsg_job *bsg_job) char *type = "FC_BSG_HST_CT"; struct srb_ctx *ct; - /* pass through is supported only for ISP 4Gb or higher */ - if (!IS_FWI2_CAPABLE(ha)) { - DEBUG2(qla_printk(KERN_INFO, ha, - "scsi(%ld):Firmware is not capable to support FC " - "CT pass thru\n", vha->host_no)); - rval = -EPERM; - goto done; - } - req_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); @@ -483,6 +515,98 @@ done: return rval; } +/* Set the port configuration to enable the + * internal loopback on ISP81XX + */ +static inline int +qla81xx_set_internal_loopback(scsi_qla_host_t *vha, uint16_t *config, + uint16_t *new_config) +{ + int ret = 0; + int rval = 0; + struct qla_hw_data *ha = vha->hw; + + if (!IS_QLA81XX(ha)) + goto done_set_internal; + + new_config[0] = config[0] | (ENABLE_INTERNAL_LOOPBACK << 1); + memcpy(&new_config[1], &config[1], sizeof(uint16_t) * 3) ; + + ha->notify_dcbx_comp = 1; + ret = qla81xx_set_port_config(vha, new_config); + if (ret != QLA_SUCCESS) { + DEBUG2(printk(KERN_ERR + "%s(%lu): Set port config failed\n", + __func__, vha->host_no)); + ha->notify_dcbx_comp = 0; + rval = -EINVAL; + goto done_set_internal; + } + + /* Wait for DCBX complete event */ + if (!wait_for_completion_timeout(&ha->dcbx_comp, (20 * HZ))) { + DEBUG2(qla_printk(KERN_WARNING, ha, + "State change notificaition not received.\n")); + } else + DEBUG2(qla_printk(KERN_INFO, ha, + "State change RECEIVED\n")); + + ha->notify_dcbx_comp = 0; + +done_set_internal: + return rval; +} + +/* Set the port configuration to disable the + * internal loopback on ISP81XX + */ +static inline int +qla81xx_reset_internal_loopback(scsi_qla_host_t *vha, uint16_t *config, + int wait) +{ + int ret = 0; + int rval = 0; + uint16_t new_config[4]; + struct qla_hw_data *ha = vha->hw; + + if (!IS_QLA81XX(ha)) + goto done_reset_internal; + + memset(new_config, 0 , sizeof(new_config)); + if ((config[0] & INTERNAL_LOOPBACK_MASK) >> 1 == + ENABLE_INTERNAL_LOOPBACK) { + new_config[0] = config[0] & ~INTERNAL_LOOPBACK_MASK; + memcpy(&new_config[1], &config[1], sizeof(uint16_t) * 3) ; + + ha->notify_dcbx_comp = wait; + ret = qla81xx_set_port_config(vha, new_config); + if (ret != QLA_SUCCESS) { + DEBUG2(printk(KERN_ERR + "%s(%lu): Set port config failed\n", + __func__, vha->host_no)); + ha->notify_dcbx_comp = 0; + rval = -EINVAL; + goto done_reset_internal; + } + + /* Wait for DCBX complete event */ + if (wait && !wait_for_completion_timeout(&ha->dcbx_comp, + (20 * HZ))) { + DEBUG2(qla_printk(KERN_WARNING, ha, + "State change notificaition not received.\n")); + ha->notify_dcbx_comp = 0; + rval = -EINVAL; + goto done_reset_internal; + } else + DEBUG2(qla_printk(KERN_INFO, ha, + "State change RECEIVED\n")); + + ha->notify_dcbx_comp = 0; + } +done_reset_internal: + return rval; +} + static int qla2x00_process_loopback(struct fc_bsg_job *bsg_job) { @@ -494,6 +618,7 @@ qla2x00_process_loopback(struct fc_bsg_job *bsg_job) char *type; struct msg_echo_lb elreq; uint16_t response[MAILBOX_REGISTER_COUNT]; + uint16_t config[4], new_config[4]; uint8_t *fw_sts_ptr; uint8_t *req_data = NULL; dma_addr_t req_data_dma; @@ -568,29 +693,102 @@ qla2x00_process_loopback(struct fc_bsg_job *bsg_job) elreq.options = bsg_job->request->rqst_data.h_vendor.vendor_cmd[1]; - if (ha->current_topology != ISP_CFG_F) { - type = "FC_BSG_HST_VENDOR_LOOPBACK"; + if ((ha->current_topology == ISP_CFG_F || + (IS_QLA81XX(ha) && + le32_to_cpu(*(uint32_t *)req_data) == ELS_OPCODE_BYTE + && req_data_len == MAX_ELS_FRAME_PAYLOAD)) && + elreq.options == EXTERNAL_LOOPBACK) { + type = "FC_BSG_HST_VENDOR_ECHO_DIAG"; DEBUG2(qla_printk(KERN_INFO, ha, - "scsi(%ld) bsg rqst type: %s\n", - vha->host_no, type)); - - command_sent = INT_DEF_LB_LOOPBACK_CMD; - rval = qla2x00_loopback_test(vha, &elreq, response); + "scsi(%ld) bsg rqst type: %s\n", vha->host_no, type)); + command_sent = INT_DEF_LB_ECHO_CMD; + rval = qla2x00_echo_test(vha, &elreq, response); + } else { if (IS_QLA81XX(ha)) { + memset(config, 0, sizeof(config)); + memset(new_config, 0, sizeof(new_config)); + if (qla81xx_get_port_config(vha, config)) { + DEBUG2(printk(KERN_ERR + "%s(%lu): Get port config failed\n", + __func__, vha->host_no)); + bsg_job->reply->reply_payload_rcv_len = 0; + bsg_job->reply->result = (DID_ERROR << 16); + rval = -EPERM; + goto done_free_dma_req; + } + + if (elreq.options != EXTERNAL_LOOPBACK) { + DEBUG2(qla_printk(KERN_INFO, ha, + "Internal: current port config = %x\n", + config[0])); + if (qla81xx_set_internal_loopback(vha, config, + new_config)) { + bsg_job->reply->reply_payload_rcv_len = + 0; + bsg_job->reply->result = + (DID_ERROR << 16); + rval = -EPERM; + goto done_free_dma_req; + } + } else { + /* For external loopback to work + * ensure internal loopback is disabled + */ + if (qla81xx_reset_internal_loopback(vha, + config, 1)) { + bsg_job->reply->reply_payload_rcv_len = + 0; + bsg_job->reply->result = + (DID_ERROR << 16); + rval = -EPERM; + goto done_free_dma_req; + } + } + + type = "FC_BSG_HST_VENDOR_LOOPBACK"; + DEBUG2(qla_printk(KERN_INFO, ha, + "scsi(%ld) bsg rqst type: %s\n", + vha->host_no, type)); + + command_sent = INT_DEF_LB_LOOPBACK_CMD; + rval = qla2x00_loopback_test(vha, &elreq, response); + + if (new_config[1]) { + /* Revert back to original port config + * Also clear internal loopback + */ + qla81xx_reset_internal_loopback(vha, + new_config, 0); + } + if (response[0] == MBS_COMMAND_ERROR && - response[1] == MBS_LB_RESET) { + response[1] == MBS_LB_RESET) { DEBUG2(printk(KERN_ERR "%s(%ld): ABORTing " - "ISP\n", __func__, vha->host_no)); + "ISP\n", __func__, vha->host_no)); set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); qla2xxx_wake_dpc(vha); + qla2x00_wait_for_chip_reset(vha); + /* Also reset the MPI */ + if (qla81xx_restart_mpi_firmware(vha) != + QLA_SUCCESS) { + qla_printk(KERN_INFO, ha, + "MPI reset failed for host%ld.\n", + vha->host_no); + } + + bsg_job->reply->reply_payload_rcv_len = 0; + bsg_job->reply->result = (DID_ERROR << 16); + rval = -EIO; + goto done_free_dma_req; } + } else { + type = "FC_BSG_HST_VENDOR_LOOPBACK"; + DEBUG2(qla_printk(KERN_INFO, ha, + "scsi(%ld) bsg rqst type: %s\n", + vha->host_no, type)); + command_sent = INT_DEF_LB_LOOPBACK_CMD; + rval = qla2x00_loopback_test(vha, &elreq, response); } - } else { - type = "FC_BSG_HST_VENDOR_ECHO_DIAG"; - DEBUG2(qla_printk(KERN_INFO, ha, - "scsi(%ld) bsg rqst type: %s\n", vha->host_no, type)); - command_sent = INT_DEF_LB_ECHO_CMD; - rval = qla2x00_echo_test(vha, &elreq, response); } if (rval) { @@ -1056,6 +1254,20 @@ qla24xx_iidma(struct fc_bsg_job *bsg_job) return -EINVAL; } + if (fcport->loop_id == FC_NO_LOOP_ID) { + DEBUG2(printk(KERN_ERR "%s(%ld): Invalid port loop id, " + "loop_id = 0x%x\n", + __func__, vha->host_no, fcport->loop_id)); + return -EINVAL; + } + + if (fcport->flags & FCF_LOGIN_NEEDED) { + DEBUG2(printk(KERN_ERR "%s(%ld): Remote port not logged in, " + "flags = 0x%x\n", + __func__, vha->host_no, fcport->flags)); + return -EINVAL; + } + if (port_param->mode) rval = qla2x00_set_idma_speed(vha, fcport->loop_id, port_param->speed, mb); diff --git a/drivers/scsi/qla2xxx/qla_bsg.h b/drivers/scsi/qla2xxx/qla_bsg.h index 76ed92dd2ef2..cc7c52f87a11 100644 --- a/drivers/scsi/qla2xxx/qla_bsg.h +++ b/drivers/scsi/qla2xxx/qla_bsg.h @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -19,6 +19,13 @@ #define INT_DEF_LB_LOOPBACK_CMD 0 #define INT_DEF_LB_ECHO_CMD 1 +/* Loopback related definations */ +#define EXTERNAL_LOOPBACK 0xF2 +#define ENABLE_INTERNAL_LOOPBACK 0x02 +#define INTERNAL_LOOPBACK_MASK 0x000E +#define MAX_ELS_FRAME_PAYLOAD 252 +#define ELS_OPCODE_BYTE 0x10 + /* BSG Vendor specific definations */ #define A84_ISSUE_WRITE_TYPE_CMD 0 #define A84_ISSUE_READ_TYPE_CMD 1 diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c index 2afc8a362f2c..096141148257 100644 --- a/drivers/scsi/qla2xxx/qla_dbg.c +++ b/drivers/scsi/qla2xxx/qla_dbg.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ diff --git a/drivers/scsi/qla2xxx/qla_dbg.h b/drivers/scsi/qla2xxx/qla_dbg.h index 916c81f3f55d..6cfc28a25eb3 100644 --- a/drivers/scsi/qla2xxx/qla_dbg.h +++ b/drivers/scsi/qla2xxx/qla_dbg.h @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 839610909018..3a432ea0c7a3 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -202,6 +202,7 @@ struct sd_dif_tuple { * SCSI Request Block */ typedef struct srb { + atomic_t ref_count; struct fc_port *fcport; uint32_t handle; @@ -249,16 +250,6 @@ struct srb_iocb { uint32_t lun; uint32_t data; } tmf; - struct { - /* - * values for modif field below are as - * defined in mrk_entry_24xx struct - * for the modifier field in qla_fw.h. - */ - uint8_t modif; - uint16_t lun; - uint32_t data; - } marker; } u; struct timer_list timer; @@ -276,7 +267,6 @@ struct srb_iocb { #define SRB_CT_CMD 5 #define SRB_ADISC_CMD 6 #define SRB_TM_CMD 7 -#define SRB_MARKER_CMD 8 struct srb_ctx { uint16_t type; @@ -713,6 +703,8 @@ typedef struct { #define MBC_SEND_RNFT_ELS 0x5e /* Send RNFT ELS request */ #define MBC_GET_LINK_PRIV_STATS 0x6d /* Get link & private data. */ #define MBC_SET_VENDOR_ID 0x76 /* Set Vendor ID. */ +#define MBC_SET_PORT_CONFIG 0x122 /* Set port configuration */ +#define MBC_GET_PORT_CONFIG 0x123 /* Get port configuration */ /* Firmware return data sizes */ #define FCAL_MAP_SIZE 128 @@ -1660,8 +1652,14 @@ typedef struct { uint8_t port_name[WWN_SIZE]; uint8_t fabric_port_name[WWN_SIZE]; uint16_t fp_speed; + uint8_t fc4_type; } sw_info_t; +/* FCP-4 types */ +#define FC4_TYPE_FCP_SCSI 0x08 +#define FC4_TYPE_OTHER 0x0 +#define FC4_TYPE_UNKNOWN 0xff + /* * Fibre channel port type. */ @@ -1705,6 +1703,7 @@ typedef struct fc_port { u32 supported_classes; uint16_t vp_idx; + uint8_t fc4_type; } fc_port_t; /* @@ -1787,6 +1786,9 @@ typedef struct fc_port { #define GPSC_REQ_SIZE (16 + 8) #define GPSC_RSP_SIZE (16 + 2 + 2) +#define GFF_ID_CMD 0x011F +#define GFF_ID_REQ_SIZE (16 + 4) +#define GFF_ID_RSP_SIZE (16 + 128) /* * HBA attribute types. @@ -1988,6 +1990,11 @@ struct ct_sns_req { struct { uint8_t port_name[8]; } gpsc; + + struct { + uint8_t reserved; + uint8_t port_name[3]; + } gff_id; } req; }; @@ -2060,6 +2067,11 @@ struct ct_sns_rsp { uint16_t speeds; uint16_t speed; } gpsc; + +#define GFF_FCP_SCSI_OFFSET 7 + struct { + uint8_t fc4_features[128]; + } gff_id; } rsp; }; @@ -2410,6 +2422,7 @@ struct qla_hw_data { uint32_t cpu_affinity_enabled :1; uint32_t disable_msix_handshake :1; uint32_t fcp_prio_enabled :1; + uint32_t fw_hung :1; } flags; /* This spinlock is used to protect "io transactions", you must @@ -2630,6 +2643,8 @@ struct qla_hw_data { struct mutex vport_lock; /* Virtual port synchronization */ struct completion mbx_cmd_comp; /* Serialize mbx access */ struct completion mbx_intr_comp; /* Used for completion notification */ + struct completion dcbx_comp; /* For set port config notification */ + int notify_dcbx_comp; /* Basic firmware related information. */ uint16_t fw_major_version; @@ -2699,6 +2714,8 @@ struct qla_hw_data { uint8_t fcode_revision[16]; uint32_t fw_revision[4]; + uint32_t gold_fw_version[4]; + /* Offsets for flash/nvram access (set to ~0 if not used). */ uint32_t flash_conf_off; uint32_t flash_data_off; @@ -2783,6 +2800,9 @@ struct qla_hw_data { uint16_t gbl_dsd_avail; struct list_head gbl_dsd_list; #define NUM_DSD_CHAIN 4096 + + uint8_t fw_type; + __le32 file_prd_off; /* File firmware product offset */ }; /* @@ -2961,9 +2981,15 @@ typedef struct scsi_qla_host { #define QLA_DSDS_PER_IOCB 37 +#define CMD_SP(Cmnd) ((Cmnd)->SCp.ptr) + +enum nexus_wait_type { + WAIT_HOST = 0, + WAIT_TARGET, + WAIT_LUN, +}; + #include "qla_gbl.h" #include "qla_dbg.h" #include "qla_inline.h" - -#define CMD_SP(Cmnd) ((Cmnd)->SCp.ptr) #endif diff --git a/drivers/scsi/qla2xxx/qla_dfs.c b/drivers/scsi/qla2xxx/qla_dfs.c index 3a9a6ca42266..6271353e8c51 100644 --- a/drivers/scsi/qla2xxx/qla_dfs.c +++ b/drivers/scsi/qla2xxx/qla_dfs.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h index 93f833960147..631fefc8482d 100644 --- a/drivers/scsi/qla2xxx/qla_fw.h +++ b/drivers/scsi/qla2xxx/qla_fw.h @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index 8217c3bcbc2e..1a1b281cea33 100644 --- a/drivers/scsi/qla2xxx/qla_gbl.h +++ b/drivers/scsi/qla2xxx/qla_gbl.h @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -59,7 +59,6 @@ extern int qla2x00_async_logout(struct scsi_qla_host *, fc_port_t *); extern int qla2x00_async_adisc(struct scsi_qla_host *, fc_port_t *, uint16_t *); extern int qla2x00_async_tm_cmd(fc_port_t *, uint32_t, uint32_t, uint32_t); -extern int qla2x00_async_marker(fc_port_t *, uint16_t, uint8_t); extern void qla2x00_async_login_done(struct scsi_qla_host *, fc_port_t *, uint16_t *); extern void qla2x00_async_logout_done(struct scsi_qla_host *, fc_port_t *, @@ -68,8 +67,7 @@ extern void qla2x00_async_adisc_done(struct scsi_qla_host *, fc_port_t *, uint16_t *); extern void qla2x00_async_tm_cmd_done(struct scsi_qla_host *, fc_port_t *, struct srb_iocb *); -extern void qla2x00_async_marker_done(struct scsi_qla_host *, fc_port_t *, - struct srb_iocb *); +extern void *qla2x00_alloc_iocbs(struct scsi_qla_host *, srb_t *); extern fc_port_t * qla2x00_alloc_fcport(scsi_qla_host_t *, gfp_t ); @@ -124,6 +122,7 @@ extern struct scsi_qla_host *qla2x00_create_host(struct scsi_host_template *, extern void qla2x00_free_host(struct scsi_qla_host *); extern void qla2x00_relogin(struct scsi_qla_host *); extern void qla2x00_do_work(struct scsi_qla_host *); +extern void qla2x00_free_fcports(struct scsi_qla_host *); /* * Global Functions in qla_mid.c source file. @@ -176,10 +175,7 @@ extern int qla2x00_start_scsi(srb_t *sp); extern int qla24xx_start_scsi(srb_t *sp); int qla2x00_marker(struct scsi_qla_host *, struct req_que *, struct rsp_que *, uint16_t, uint16_t, uint8_t); -int __qla2x00_marker(struct scsi_qla_host *, struct req_que *, struct rsp_que *, - uint16_t, uint16_t, uint8_t); extern int qla2x00_start_sp(srb_t *); -extern void qla2x00_ctx_sp_free(srb_t *); extern uint16_t qla24xx_calc_iocbs(uint16_t); extern void qla24xx_build_scsi_iocbs(srb_t *, struct cmd_type_7 *, uint16_t); extern int qla24xx_dif_start_scsi(srb_t *); @@ -293,7 +289,9 @@ extern int qla24xx_abort_target(struct fc_port *, unsigned int, int); extern int qla24xx_lun_reset(struct fc_port *, unsigned int, int); - +extern int +qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *, unsigned int, + unsigned int, enum nexus_wait_type); extern int qla2x00_system_error(scsi_qla_host_t *); @@ -357,6 +355,11 @@ qla2x00_write_ram_word(scsi_qla_host_t *, uint32_t, uint32_t); extern int qla2x00_get_data_rate(scsi_qla_host_t *); extern int qla24xx_set_fcp_prio(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t *); +extern int +qla81xx_get_port_config(scsi_qla_host_t *, uint16_t *); + +extern int +qla81xx_set_port_config(scsi_qla_host_t *, uint16_t *); /* * Global Function Prototypes in qla_isr.c source file. @@ -438,6 +441,7 @@ extern int qla2x00_ga_nxt(scsi_qla_host_t *, fc_port_t *); extern int qla2x00_gid_pt(scsi_qla_host_t *, sw_info_t *); extern int qla2x00_gpn_id(scsi_qla_host_t *, sw_info_t *); extern int qla2x00_gnn_id(scsi_qla_host_t *, sw_info_t *); +extern void qla2x00_gff_id(scsi_qla_host_t *, sw_info_t *); extern int qla2x00_rft_id(scsi_qla_host_t *); extern int qla2x00_rff_id(scsi_qla_host_t *); extern int qla2x00_rnn_id(scsi_qla_host_t *); @@ -482,11 +486,8 @@ extern int qla25xx_create_req_que(struct qla_hw_data *, uint16_t, uint8_t, uint16_t, int, uint8_t); extern int qla25xx_create_rsp_que(struct qla_hw_data *, uint16_t, uint8_t, uint16_t, int); -extern int qla25xx_update_req_que(struct scsi_qla_host *, uint8_t, uint8_t); extern void qla2x00_init_response_q_entries(struct rsp_que *); extern int qla25xx_delete_req_que(struct scsi_qla_host *, struct req_que *); -extern int qla25xx_delete_rsp_que(struct scsi_qla_host *, struct rsp_que *); -extern int qla25xx_create_queues(struct scsi_qla_host *, uint8_t); extern int qla25xx_delete_queues(struct scsi_qla_host *); extern uint16_t qla24xx_rd_req_reg(struct qla_hw_data *, uint16_t); extern uint16_t qla25xx_rd_req_reg(struct qla_hw_data *, uint16_t); @@ -503,17 +504,12 @@ extern int qla82xx_pci_mem_read_2M(struct qla_hw_data *, u64, void *, int); extern int qla82xx_pci_mem_write_2M(struct qla_hw_data *, u64, void *, int); extern char *qla82xx_pci_info_str(struct scsi_qla_host *, char *); extern int qla82xx_pci_region_offset(struct pci_dev *, int); -extern int qla82xx_pci_region_len(struct pci_dev *, int); extern int qla82xx_iospace_config(struct qla_hw_data *); /* Initialization related functions */ extern void qla82xx_reset_chip(struct scsi_qla_host *); extern void qla82xx_config_rings(struct scsi_qla_host *); -extern int qla82xx_nvram_config(struct scsi_qla_host *); extern int qla82xx_pinit_from_rom(scsi_qla_host_t *); -extern int qla82xx_load_firmware(scsi_qla_host_t *); -extern int qla82xx_reset_hw(scsi_qla_host_t *); -extern int qla82xx_load_risc_blob(scsi_qla_host_t *, uint32_t *); extern void qla82xx_watchdog(scsi_qla_host_t *); /* Firmware and flash related functions */ @@ -569,7 +565,6 @@ extern int qla82xx_mbx_intr_enable(scsi_qla_host_t *); extern int qla82xx_mbx_intr_disable(scsi_qla_host_t *); extern void qla82xx_start_iocbs(srb_t *); extern int qla82xx_fcoe_ctx_reset(scsi_qla_host_t *); -extern void qla82xx_wait_for_pending_commands(scsi_qla_host_t *); /* BSG related functions */ extern int qla24xx_bsg_request(struct fc_bsg_job *); diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c index 872c55f049a5..4c083928c2fb 100644 --- a/drivers/scsi/qla2xxx/qla_gs.c +++ b/drivers/scsi/qla2xxx/qla_gs.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -1913,3 +1913,75 @@ qla2x00_gpsc(scsi_qla_host_t *vha, sw_info_t *list) return (rval); } + +/** + * qla2x00_gff_id() - SNS Get FC-4 Features (GFF_ID) query. + * + * @ha: HA context + * @list: switch info entries to populate + * + */ +void +qla2x00_gff_id(scsi_qla_host_t *vha, sw_info_t *list) +{ + int rval; + uint16_t i; + + ms_iocb_entry_t *ms_pkt; + struct ct_sns_req *ct_req; + struct ct_sns_rsp *ct_rsp; + struct qla_hw_data *ha = vha->hw; + uint8_t fcp_scsi_features = 0; + + for (i = 0; i < MAX_FIBRE_DEVICES; i++) { + /* Set default FC4 Type as UNKNOWN so the default is to + * Process this port */ + list[i].fc4_type = FC4_TYPE_UNKNOWN; + + /* Do not attempt GFF_ID if we are not FWI_2 capable */ + if (!IS_FWI2_CAPABLE(ha)) + continue; + + /* Prepare common MS IOCB */ + ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GFF_ID_REQ_SIZE, + GFF_ID_RSP_SIZE); + + /* Prepare CT request */ + ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GFF_ID_CMD, + GFF_ID_RSP_SIZE); + ct_rsp = &ha->ct_sns->p.rsp; + + /* Prepare CT arguments -- port_id */ + ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain; + ct_req->req.port_id.port_id[1] = list[i].d_id.b.area; + ct_req->req.port_id.port_id[2] = list[i].d_id.b.al_pa; + + /* Execute MS IOCB */ + rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma, + sizeof(ms_iocb_entry_t)); + + if (rval != QLA_SUCCESS) { + DEBUG2_3(printk(KERN_INFO + "scsi(%ld): GFF_ID issue IOCB failed " + "(%d).\n", vha->host_no, rval)); + } else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, + "GPN_ID") != QLA_SUCCESS) { + DEBUG2_3(printk(KERN_INFO + "scsi(%ld): GFF_ID IOCB status had a " + "failure status code\n", vha->host_no)); + } else { + fcp_scsi_features = + ct_rsp->rsp.gff_id.fc4_features[GFF_FCP_SCSI_OFFSET]; + fcp_scsi_features &= 0x0f; + + if (fcp_scsi_features) + list[i].fc4_type = FC4_TYPE_FCP_SCSI; + else + list[i].fc4_type = FC4_TYPE_OTHER; + } + + /* Last device exit. */ + if (list[i].d_id.b.rsvd_1 != 0) + break; + } +} diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index ab2cc71994c2..d863ed2619b5 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -60,12 +60,11 @@ qla2x00_ctx_sp_timeout(unsigned long __data) ctx = sp->ctx; iocb = ctx->u.iocb_cmd; iocb->timeout(sp); - spin_unlock_irqrestore(&ha->hardware_lock, flags); - iocb->free(sp); + spin_unlock_irqrestore(&ha->hardware_lock, flags); } -void +static void qla2x00_ctx_sp_free(srb_t *sp) { struct srb_ctx *ctx = sp->ctx; @@ -122,7 +121,23 @@ done: /* Asynchronous Login/Logout Routines -------------------------------------- */ -#define ELS_TMO_2_RATOV(ha) ((ha)->r_a_tov / 10 * 2) +static inline unsigned long +qla2x00_get_async_timeout(struct scsi_qla_host *vha) +{ + unsigned long tmo; + struct qla_hw_data *ha = vha->hw; + + /* Firmware should use switch negotiated r_a_tov for timeout. */ + tmo = ha->r_a_tov / 10 * 2; + if (!IS_FWI2_CAPABLE(ha)) { + /* + * Except for earlier ISPs where the timeout is seeded from the + * initialization control block. + */ + tmo = ha->login_timeout; + } + return tmo; +} static void qla2x00_async_iocb_timeout(srb_t *sp) @@ -131,12 +146,22 @@ qla2x00_async_iocb_timeout(srb_t *sp) struct srb_ctx *ctx = sp->ctx; DEBUG2(printk(KERN_WARNING - "scsi(%ld:%x): Async-%s timeout.\n", - fcport->vha->host_no, sp->handle, ctx->name)); + "scsi(%ld:%x): Async-%s timeout - portid=%02x%02x%02x.\n", + fcport->vha->host_no, sp->handle, + ctx->name, fcport->d_id.b.domain, + fcport->d_id.b.area, fcport->d_id.b.al_pa)); fcport->flags &= ~FCF_ASYNC_SENT; - if (ctx->type == SRB_LOGIN_CMD) + if (ctx->type == SRB_LOGIN_CMD) { + struct srb_iocb *lio = ctx->u.iocb_cmd; qla2x00_post_async_logout_work(fcport->vha, fcport, NULL); + /* Retry as needed. */ + lio->u.logio.data[0] = MBS_COMMAND_ERROR; + lio->u.logio.data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ? + QLA_LOGIO_LOGIN_RETRIED : 0; + qla2x00_post_async_login_done_work(fcport->vha, fcport, + lio->u.logio.data); + } } static void @@ -154,7 +179,6 @@ int qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport, uint16_t *data) { - struct qla_hw_data *ha = vha->hw; srb_t *sp; struct srb_ctx *ctx; struct srb_iocb *lio; @@ -162,7 +186,7 @@ qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport, rval = QLA_FUNCTION_FAILED; sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx), - ELS_TMO_2_RATOV(ha) + 2); + qla2x00_get_async_timeout(vha) + 2); if (!sp) goto done; @@ -206,7 +230,6 @@ qla2x00_async_logout_ctx_done(srb_t *sp) int qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport) { - struct qla_hw_data *ha = vha->hw; srb_t *sp; struct srb_ctx *ctx; struct srb_iocb *lio; @@ -214,7 +237,7 @@ qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport) rval = QLA_FUNCTION_FAILED; sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx), - ELS_TMO_2_RATOV(ha) + 2); + qla2x00_get_async_timeout(vha) + 2); if (!sp) goto done; @@ -255,7 +278,6 @@ int qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport, uint16_t *data) { - struct qla_hw_data *ha = vha->hw; srb_t *sp; struct srb_ctx *ctx; struct srb_iocb *lio; @@ -263,7 +285,7 @@ qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport, rval = QLA_FUNCTION_FAILED; sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx), - ELS_TMO_2_RATOV(ha) + 2); + qla2x00_get_async_timeout(vha) + 2); if (!sp) goto done; @@ -307,7 +329,6 @@ qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun, uint32_t tag) { struct scsi_qla_host *vha = fcport->vha; - struct qla_hw_data *ha = vha->hw; srb_t *sp; struct srb_ctx *ctx; struct srb_iocb *tcf; @@ -315,7 +336,7 @@ qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun, rval = QLA_FUNCTION_FAILED; sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx), - ELS_TMO_2_RATOV(ha) + 2); + qla2x00_get_async_timeout(vha) + 2); if (!sp) goto done; @@ -346,58 +367,6 @@ done: return rval; } -static void -qla2x00_async_marker_ctx_done(srb_t *sp) -{ - struct srb_ctx *ctx = sp->ctx; - struct srb_iocb *iocb = (struct srb_iocb *)ctx->u.iocb_cmd; - - qla2x00_async_marker_done(sp->fcport->vha, sp->fcport, iocb); - iocb->free(sp); -} - -int -qla2x00_async_marker(fc_port_t *fcport, uint16_t lun, uint8_t modif) -{ - struct scsi_qla_host *vha = fcport->vha; - srb_t *sp; - struct srb_ctx *ctx; - struct srb_iocb *mrk; - int rval; - - rval = QLA_FUNCTION_FAILED; - sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx), 0); - if (!sp) - goto done; - - ctx = sp->ctx; - ctx->type = SRB_MARKER_CMD; - ctx->name = "marker"; - mrk = ctx->u.iocb_cmd; - mrk->u.marker.lun = lun; - mrk->u.marker.modif = modif; - mrk->timeout = qla2x00_async_iocb_timeout; - mrk->done = qla2x00_async_marker_ctx_done; - - rval = qla2x00_start_sp(sp); - if (rval != QLA_SUCCESS) - goto done_free_sp; - - DEBUG2(printk(KERN_DEBUG - "scsi(%ld:%x): Async-marker - loop-id=%x " - "portid=%02x%02x%02x.\n", - fcport->vha->host_no, sp->handle, fcport->loop_id, - fcport->d_id.b.domain, fcport->d_id.b.area, - fcport->d_id.b.al_pa)); - - return rval; - -done_free_sp: - mrk->free(sp); -done: - return rval; -} - void qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport, uint16_t *data) @@ -418,10 +387,11 @@ qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport, if (data[1] & QLA_LOGIO_LOGIN_RETRIED) set_bit(RELOGIN_NEEDED, &vha->dpc_flags); else - qla2x00_mark_device_lost(vha, fcport, 1, 0); + qla2x00_mark_device_lost(vha, fcport, 1, 1); break; case MBS_PORT_ID_USED: fcport->loop_id = data[1]; + qla2x00_post_async_logout_work(vha, fcport, NULL); qla2x00_post_async_login_work(vha, fcport, NULL); break; case MBS_LOOP_ID_USED: @@ -429,7 +399,7 @@ qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport, rval = qla2x00_find_new_loop_id(vha, fcport); if (rval != QLA_SUCCESS) { fcport->flags &= ~FCF_ASYNC_SENT; - qla2x00_mark_device_lost(vha, fcport, 1, 0); + qla2x00_mark_device_lost(vha, fcport, 1, 1); break; } qla2x00_post_async_login_work(vha, fcport, NULL); @@ -461,7 +431,7 @@ qla2x00_async_adisc_done(struct scsi_qla_host *vha, fc_port_t *fcport, if (data[1] & QLA_LOGIO_LOGIN_RETRIED) set_bit(RELOGIN_NEEDED, &vha->dpc_flags); else - qla2x00_mark_device_lost(vha, fcport, 1, 0); + qla2x00_mark_device_lost(vha, fcport, 1, 1); return; } @@ -478,7 +448,8 @@ qla2x00_async_tm_cmd_done(struct scsi_qla_host *vha, fc_port_t *fcport, lun = (uint16_t)iocb->u.tmf.lun; /* Issue Marker IOCB */ - rval = qla2x00_async_marker(fcport, lun, + rval = qla2x00_marker(vha, vha->hw->req_q_map[0], + vha->hw->rsp_q_map[0], fcport->loop_id, lun, flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID); if ((rval != QLA_SUCCESS) || iocb->u.tmf.data) { @@ -490,24 +461,6 @@ qla2x00_async_tm_cmd_done(struct scsi_qla_host *vha, fc_port_t *fcport, return; } -void -qla2x00_async_marker_done(struct scsi_qla_host *vha, fc_port_t *fcport, - struct srb_iocb *iocb) -{ - /* - * Currently we dont have any specific post response processing - * for this IOCB. We'll just return success or failed - * depending on whether the IOCB command succeeded or failed. - */ - if (iocb->u.tmf.data) { - DEBUG2_3_11(printk(KERN_WARNING - "%s(%ld): Marker IOCB failed (%x).\n", - __func__, vha->host_no, iocb->u.tmf.data)); - } - - return; -} - /****************************************************************************/ /* QLogic ISP2x00 Hardware Support Functions. */ /****************************************************************************/ @@ -613,11 +566,8 @@ qla2x00_initialize_adapter(scsi_qla_host_t *vha) } } - if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha)) { - if (qla24xx_read_fcp_prio_cfg(vha)) - qla_printk(KERN_ERR, ha, - "Unable to read FCP priority data.\n"); - } + if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha)) + qla24xx_read_fcp_prio_cfg(vha); return (rval); } @@ -1452,8 +1402,11 @@ qla2x00_setup_chip(scsi_qla_host_t *vha) if (IS_QLA82XX(ha)) { rval = ha->isp_ops->load_risc(vha, &srisc_address); - if (rval == QLA_SUCCESS) + if (rval == QLA_SUCCESS) { + qla2x00_stop_firmware(vha); goto enable_82xx_npiv; + } else + goto failed; } if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) { @@ -1960,7 +1913,8 @@ qla2x00_fw_ready(scsi_qla_host_t *vha) } } else { /* Mailbox cmd failed. Timeout on min_wait. */ - if (time_after_eq(jiffies, mtime)) + if (time_after_eq(jiffies, mtime) || + (IS_QLA82XX(ha) && ha->flags.fw_hung)) break; } @@ -2396,7 +2350,7 @@ qla2x00_nvram_config(scsi_qla_host_t *vha) ha->retry_count = nv->retry_count; /* Set minimum login_timeout to 4 seconds. */ - if (nv->login_timeout < ql2xlogintimeout) + if (nv->login_timeout != ql2xlogintimeout) nv->login_timeout = ql2xlogintimeout; if (nv->login_timeout < 4) nv->login_timeout = 4; @@ -2639,7 +2593,8 @@ qla2x00_configure_loop(scsi_qla_host_t *vha) set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); if (test_bit(RSCN_UPDATE, &save_flags)) { set_bit(RSCN_UPDATE, &vha->dpc_flags); - vha->flags.rscn_queue_overflow = 1; + if (!IS_ALOGIO_CAPABLE(ha)) + vha->flags.rscn_queue_overflow = 1; } } @@ -3124,7 +3079,6 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha) return (rval); } - /* * qla2x00_find_all_fabric_devs * @@ -3177,6 +3131,10 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha, qla2x00_gfpn_id(vha, swl) == QLA_SUCCESS) { qla2x00_gpsc(vha, swl); } + + /* If other queries succeeded probe for FC-4 type */ + if (swl) + qla2x00_gff_id(vha, swl); } swl_idx = 0; @@ -3197,8 +3155,9 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha, if (qla2x00_is_reserved_id(vha, loop_id)) continue; - if (atomic_read(&vha->loop_down_timer) || - LOOP_TRANSITION(vha)) { + if (ha->current_topology == ISP_CFG_FL && + (atomic_read(&vha->loop_down_timer) || + LOOP_TRANSITION(vha))) { atomic_set(&vha->loop_down_timer, 0); set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags); set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags); @@ -3217,6 +3176,7 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha, memcpy(new_fcport->fabric_port_name, swl[swl_idx].fabric_port_name, WWN_SIZE); new_fcport->fp_speed = swl[swl_idx].fp_speed; + new_fcport->fc4_type = swl[swl_idx].fc4_type; if (swl[swl_idx].d_id.b.rsvd_1 != 0) { last_dev = 1; @@ -3278,6 +3238,11 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha, if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0) continue; + /* Bypass ports whose FCP-4 type is not FCP_SCSI */ + if (new_fcport->fc4_type != FC4_TYPE_FCP_SCSI && + new_fcport->fc4_type != FC4_TYPE_UNKNOWN) + continue; + /* Locate matching device in database. */ found = 0; list_for_each_entry(fcport, &vha->vp_fcports, list) { @@ -3868,8 +3833,13 @@ qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha) } /* Make sure for ISP 82XX IO DMA is complete */ - if (IS_QLA82XX(ha)) - qla82xx_wait_for_pending_commands(vha); + if (IS_QLA82XX(ha)) { + if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, + WAIT_HOST) == QLA_SUCCESS) { + DEBUG2(qla_printk(KERN_INFO, ha, + "Done wait for pending commands\n")); + } + } /* Requeue all commands in outstanding command list. */ qla2x00_abort_all_cmds(vha, DID_RESET << 16); diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h index 84c2fea154d2..48f97a92e33d 100644 --- a/drivers/scsi/qla2xxx/qla_inline.h +++ b/drivers/scsi/qla2xxx/qla_inline.h @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c index 8ef945365412..4e4c21fafe3a 100644 --- a/drivers/scsi/qla2xxx/qla_iocb.c +++ b/drivers/scsi/qla2xxx/qla_iocb.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -11,8 +11,6 @@ #include <scsi/scsi_tcq.h> -static request_t *qla2x00_req_pkt(struct scsi_qla_host *, struct req_que *, - struct rsp_que *rsp); static void qla2x00_isp_cmd(struct scsi_qla_host *, struct req_que *); static void qla25xx_set_que(srb_t *, struct rsp_que **); @@ -463,7 +461,7 @@ queuing_error: * * Returns non-zero if a failure occurred, else zero. */ -int +static int __qla2x00_marker(struct scsi_qla_host *vha, struct req_que *req, struct rsp_que *rsp, uint16_t loop_id, uint16_t lun, uint8_t type) @@ -474,7 +472,7 @@ __qla2x00_marker(struct scsi_qla_host *vha, struct req_que *req, scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); mrk24 = NULL; - mrk = (mrk_entry_t *)qla2x00_req_pkt(vha, req, rsp); + mrk = (mrk_entry_t *)qla2x00_alloc_iocbs(vha, 0); if (mrk == NULL) { DEBUG2_3(printk("%s(%ld): failed to allocate Marker IOCB.\n", __func__, base_vha->host_no)); @@ -521,84 +519,6 @@ qla2x00_marker(struct scsi_qla_host *vha, struct req_que *req, } /** - * qla2x00_req_pkt() - Retrieve a request packet from the request ring. - * @ha: HA context - * - * Note: The caller must hold the hardware lock before calling this routine. - * - * Returns NULL if function failed, else, a pointer to the request packet. - */ -static request_t * -qla2x00_req_pkt(struct scsi_qla_host *vha, struct req_que *req, - struct rsp_que *rsp) -{ - struct qla_hw_data *ha = vha->hw; - device_reg_t __iomem *reg = ISP_QUE_REG(ha, req->id); - request_t *pkt = NULL; - uint16_t cnt; - uint32_t *dword_ptr; - uint32_t timer; - uint16_t req_cnt = 1; - - /* Wait 1 second for slot. */ - for (timer = HZ; timer; timer--) { - if ((req_cnt + 2) >= req->cnt) { - /* Calculate number of free request entries. */ - if (ha->mqenable) - cnt = (uint16_t) - RD_REG_DWORD(®->isp25mq.req_q_out); - else { - if (IS_QLA82XX(ha)) - cnt = (uint16_t)RD_REG_DWORD( - ®->isp82.req_q_out); - else if (IS_FWI2_CAPABLE(ha)) - cnt = (uint16_t)RD_REG_DWORD( - ®->isp24.req_q_out); - else - cnt = qla2x00_debounce_register( - ISP_REQ_Q_OUT(ha, ®->isp)); - } - if (req->ring_index < cnt) - req->cnt = cnt - req->ring_index; - else - req->cnt = req->length - - (req->ring_index - cnt); - } - /* If room for request in request ring. */ - if ((req_cnt + 2) < req->cnt) { - req->cnt--; - pkt = req->ring_ptr; - - /* Zero out packet. */ - dword_ptr = (uint32_t *)pkt; - for (cnt = 0; cnt < REQUEST_ENTRY_SIZE / 4; cnt++) - *dword_ptr++ = 0; - - /* Set entry count. */ - pkt->entry_count = 1; - - break; - } - - /* Release ring specific lock */ - spin_unlock_irq(&ha->hardware_lock); - - udelay(2); /* 2 us */ - - /* Check for pending interrupts. */ - /* During init we issue marker directly */ - if (!vha->marker_needed && !vha->flags.init_done) - qla2x00_poll(rsp); - spin_lock_irq(&ha->hardware_lock); - } - if (!pkt) { - DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__)); - } - - return (pkt); -} - -/** * qla2x00_isp_cmd() - Modify the request ring pointer. * @ha: HA context * @@ -792,6 +712,25 @@ qla24xx_set_t10dif_tags(struct scsi_cmnd *cmd, struct fw_dif_context *pkt, * match LBA in CDB + N */ case SCSI_PROT_DIF_TYPE2: + if (!ql2xenablehba_err_chk) + break; + + if (scsi_prot_sg_count(cmd)) { + spt = page_address(sg_page(scsi_prot_sglist(cmd))) + + scsi_prot_sglist(cmd)[0].offset; + pkt->app_tag = swab32(spt->app_tag); + pkt->app_tag_mask[0] = 0xff; + pkt->app_tag_mask[1] = 0xff; + } + + pkt->ref_tag = cpu_to_le32((uint32_t) + (0xffffffff & scsi_get_lba(cmd))); + + /* enable ALL bytes of the ref tag */ + pkt->ref_tag_mask[0] = 0xff; + pkt->ref_tag_mask[1] = 0xff; + pkt->ref_tag_mask[2] = 0xff; + pkt->ref_tag_mask[3] = 0xff; break; /* For Type 3 protection: 16 bit GUARD only */ @@ -1142,7 +1081,7 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt, total_bytes = data_bytes; dif_bytes = 0; blk_size = cmd->device->sector_size; - if (scsi_get_prot_type(cmd) == SCSI_PROT_DIF_TYPE1) { + if (scsi_get_prot_op(cmd) != SCSI_PROT_NORMAL) { dif_bytes = (data_bytes / blk_size) * 8; total_bytes += dif_bytes; } @@ -1180,6 +1119,12 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt, vha->host_no, dif_bytes, dif_bytes, total_bytes, total_bytes, crc_ctx_pkt->blk_size, crc_ctx_pkt->blk_size)); + if (!data_bytes || cmd->sc_data_direction == DMA_NONE) { + DEBUG18(printk(KERN_INFO "%s: Zero data bytes or DMA-NONE %d\n", + __func__, data_bytes)); + cmd_pkt->byte_count = __constant_cpu_to_le32(0); + return QLA_SUCCESS; + } /* Walks data segments */ cmd_pkt->control_flags |= @@ -1390,9 +1335,11 @@ qla24xx_dif_start_scsi(srb_t *sp) #define QDSS_GOT_Q_SPACE BIT_0 - /* Only process protection in this routine */ - if (scsi_get_prot_op(cmd) == SCSI_PROT_NORMAL) - return qla24xx_start_scsi(sp); + /* Only process protection or >16 cdb in this routine */ + if (scsi_get_prot_op(cmd) == SCSI_PROT_NORMAL) { + if (cmd->cmd_len <= 16) + return qla24xx_start_scsi(sp); + } /* Setup device pointers. */ @@ -1559,11 +1506,9 @@ static void qla25xx_set_que(srb_t *sp, struct rsp_que **rsp) } /* Generic Control-SRB manipulation functions. */ - -static void * -qla2x00_alloc_iocbs(srb_t *sp) +void * +qla2x00_alloc_iocbs(scsi_qla_host_t *vha, srb_t *sp) { - scsi_qla_host_t *vha = sp->fcport->vha; struct qla_hw_data *ha = vha->hw; struct req_que *req = ha->req_q_map[0]; device_reg_t __iomem *reg = ISP_QUE_REG(ha, req->id); @@ -1573,6 +1518,10 @@ qla2x00_alloc_iocbs(srb_t *sp) pkt = NULL; req_cnt = 1; + handle = 0; + + if (!sp) + goto skip_cmd_array; /* Check for room in outstanding command list. */ handle = req->current_outstanding_cmd; @@ -1586,10 +1535,18 @@ qla2x00_alloc_iocbs(srb_t *sp) if (index == MAX_OUTSTANDING_COMMANDS) goto queuing_error; + /* Prep command array. */ + req->current_outstanding_cmd = handle; + req->outstanding_cmds[handle] = sp; + sp->handle = handle; + +skip_cmd_array: /* Check for room on request queue. */ if (req->cnt < req_cnt) { if (ha->mqenable) cnt = RD_REG_DWORD(®->isp25mq.req_q_out); + else if (IS_QLA82XX(ha)) + cnt = RD_REG_DWORD(®->isp82.req_q_out); else if (IS_FWI2_CAPABLE(ha)) cnt = RD_REG_DWORD(®->isp24.req_q_out); else @@ -1606,15 +1563,11 @@ qla2x00_alloc_iocbs(srb_t *sp) goto queuing_error; /* Prep packet */ - req->current_outstanding_cmd = handle; - req->outstanding_cmds[handle] = sp; req->cnt -= req_cnt; - pkt = req->ring_ptr; memset(pkt, 0, REQUEST_ENTRY_SIZE); pkt->entry_count = req_cnt; pkt->handle = handle; - sp->handle = handle; queuing_error: return pkt; @@ -1683,7 +1636,7 @@ qla2x00_login_iocb(srb_t *sp, struct mbx_entry *mbx) struct srb_iocb *lio = ctx->u.iocb_cmd; uint16_t opts; - mbx->entry_type = MBX_IOCB_TYPE;; + mbx->entry_type = MBX_IOCB_TYPE; SET_TARGET_ID(ha, mbx->loop_id, sp->fcport->loop_id); mbx->mb0 = cpu_to_le16(MBC_LOGIN_FABRIC_PORT); opts = lio->u.logio.flags & SRB_LOGIN_COND_PLOGI ? BIT_0 : 0; @@ -1718,7 +1671,7 @@ qla2x00_logout_iocb(srb_t *sp, struct mbx_entry *mbx) { struct qla_hw_data *ha = sp->fcport->vha->hw; - mbx->entry_type = MBX_IOCB_TYPE;; + mbx->entry_type = MBX_IOCB_TYPE; SET_TARGET_ID(ha, mbx->loop_id, sp->fcport->loop_id); mbx->mb0 = cpu_to_le16(MBC_LOGOUT_FABRIC_PORT); mbx->mb1 = HAS_EXTENDED_IDS(ha) ? @@ -1795,31 +1748,6 @@ qla24xx_tm_iocb(srb_t *sp, struct tsk_mgmt_entry *tsk) } static void -qla24xx_marker_iocb(srb_t *sp, struct mrk_entry_24xx *mrk) -{ - uint16_t lun; - uint8_t modif; - struct fc_port *fcport = sp->fcport; - scsi_qla_host_t *vha = fcport->vha; - struct srb_ctx *ctx = sp->ctx; - struct srb_iocb *iocb = ctx->u.iocb_cmd; - struct req_que *req = vha->req; - - lun = iocb->u.marker.lun; - modif = iocb->u.marker.modif; - mrk->entry_type = MARKER_TYPE; - mrk->modifier = modif; - if (modif != MK_SYNC_ALL) { - mrk->nport_handle = cpu_to_le16(fcport->loop_id); - mrk->lun[1] = LSB(lun); - mrk->lun[2] = MSB(lun); - host_to_fcp_swap(mrk->lun, sizeof(mrk->lun)); - mrk->vp_index = vha->vp_idx; - mrk->handle = MAKE_HANDLE(req->id, mrk->handle); - } -} - -static void qla24xx_els_iocb(srb_t *sp, struct els_entry_24xx *els_iocb) { struct fc_bsg_job *bsg_job = ((struct srb_ctx *)sp->ctx)->u.bsg_job; @@ -1864,6 +1792,82 @@ qla24xx_els_iocb(srb_t *sp, struct els_entry_24xx *els_iocb) } static void +qla2x00_ct_iocb(srb_t *sp, ms_iocb_entry_t *ct_iocb) +{ + uint16_t avail_dsds; + uint32_t *cur_dsd; + struct scatterlist *sg; + int index; + uint16_t tot_dsds; + scsi_qla_host_t *vha = sp->fcport->vha; + struct qla_hw_data *ha = vha->hw; + struct fc_bsg_job *bsg_job = ((struct srb_ctx *)sp->ctx)->u.bsg_job; + int loop_iterartion = 0; + int cont_iocb_prsnt = 0; + int entry_count = 1; + + memset(ct_iocb, 0, sizeof(ms_iocb_entry_t)); + ct_iocb->entry_type = CT_IOCB_TYPE; + ct_iocb->entry_status = 0; + ct_iocb->handle1 = sp->handle; + SET_TARGET_ID(ha, ct_iocb->loop_id, sp->fcport->loop_id); + ct_iocb->status = __constant_cpu_to_le16(0); + ct_iocb->control_flags = __constant_cpu_to_le16(0); + ct_iocb->timeout = 0; + ct_iocb->cmd_dsd_count = + __constant_cpu_to_le16(bsg_job->request_payload.sg_cnt); + ct_iocb->total_dsd_count = + __constant_cpu_to_le16(bsg_job->request_payload.sg_cnt + 1); + ct_iocb->req_bytecount = + cpu_to_le32(bsg_job->request_payload.payload_len); + ct_iocb->rsp_bytecount = + cpu_to_le32(bsg_job->reply_payload.payload_len); + + ct_iocb->dseg_req_address[0] = cpu_to_le32(LSD(sg_dma_address + (bsg_job->request_payload.sg_list))); + ct_iocb->dseg_req_address[1] = cpu_to_le32(MSD(sg_dma_address + (bsg_job->request_payload.sg_list))); + ct_iocb->dseg_req_length = ct_iocb->req_bytecount; + + ct_iocb->dseg_rsp_address[0] = cpu_to_le32(LSD(sg_dma_address + (bsg_job->reply_payload.sg_list))); + ct_iocb->dseg_rsp_address[1] = cpu_to_le32(MSD(sg_dma_address + (bsg_job->reply_payload.sg_list))); + ct_iocb->dseg_rsp_length = ct_iocb->rsp_bytecount; + + avail_dsds = 1; + cur_dsd = (uint32_t *)ct_iocb->dseg_rsp_address; + index = 0; + tot_dsds = bsg_job->reply_payload.sg_cnt; + + for_each_sg(bsg_job->reply_payload.sg_list, sg, tot_dsds, index) { + dma_addr_t sle_dma; + cont_a64_entry_t *cont_pkt; + + /* Allocate additional continuation packets? */ + if (avail_dsds == 0) { + /* + * Five DSDs are available in the Cont. + * Type 1 IOCB. + */ + cont_pkt = qla2x00_prep_cont_type1_iocb(vha); + cur_dsd = (uint32_t *) cont_pkt->dseg_0_address; + avail_dsds = 5; + cont_iocb_prsnt = 1; + entry_count++; + } + + sle_dma = sg_dma_address(sg); + *cur_dsd++ = cpu_to_le32(LSD(sle_dma)); + *cur_dsd++ = cpu_to_le32(MSD(sle_dma)); + *cur_dsd++ = cpu_to_le32(sg_dma_len(sg)); + loop_iterartion++; + avail_dsds--; + } + ct_iocb->entry_count = entry_count; +} + +static void qla24xx_ct_iocb(srb_t *sp, struct ct_entry_24xx *ct_iocb) { uint16_t avail_dsds; @@ -1945,7 +1949,7 @@ qla2x00_start_sp(srb_t *sp) rval = QLA_FUNCTION_FAILED; spin_lock_irqsave(&ha->hardware_lock, flags); - pkt = qla2x00_alloc_iocbs(sp); + pkt = qla2x00_alloc_iocbs(sp->fcport->vha, sp); if (!pkt) goto done; @@ -1966,7 +1970,9 @@ qla2x00_start_sp(srb_t *sp) qla24xx_els_iocb(sp, pkt); break; case SRB_CT_CMD: - qla24xx_ct_iocb(sp, pkt); + IS_FWI2_CAPABLE(ha) ? + qla24xx_ct_iocb(sp, pkt) : + qla2x00_ct_iocb(sp, pkt); break; case SRB_ADISC_CMD: IS_FWI2_CAPABLE(ha) ? @@ -1976,9 +1982,6 @@ qla2x00_start_sp(srb_t *sp) case SRB_TM_CMD: qla24xx_tm_iocb(sp, pkt); break; - case SRB_MARKER_CMD: - qla24xx_marker_iocb(sp, pkt); - break; default: break; } diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index be3d8bed2ecf..6982ba70e12a 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -545,10 +545,13 @@ skip_rio: if (IS_QLA2100(ha)) break; - if (IS_QLA8XXX_TYPE(ha)) + if (IS_QLA8XXX_TYPE(ha)) { DEBUG2(printk("scsi(%ld): DCBX Completed -- %04x %04x " "%04x\n", vha->host_no, mb[1], mb[2], mb[3])); - else + if (ha->notify_dcbx_comp) + complete(&ha->dcbx_comp); + + } else DEBUG2(printk("scsi(%ld): Asynchronous P2P MODE " "received.\n", vha->host_no)); @@ -918,12 +921,15 @@ qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, QLA_LOGIO_LOGIN_RETRIED : 0; if (mbx->entry_status) { DEBUG2(printk(KERN_WARNING - "scsi(%ld:%x): Async-%s error entry - entry-status=%x " - "status=%x state-flag=%x status-flags=%x.\n", + "scsi(%ld:%x): Async-%s error entry - portid=%02x%02x%02x " + "entry-status=%x status=%x state-flag=%x " + "status-flags=%x.\n", fcport->vha->host_no, sp->handle, type, - mbx->entry_status, le16_to_cpu(mbx->status), - le16_to_cpu(mbx->state_flags), + fcport->d_id.b.domain, fcport->d_id.b.area, + fcport->d_id.b.al_pa, mbx->entry_status, + le16_to_cpu(mbx->status), le16_to_cpu(mbx->state_flags), le16_to_cpu(mbx->status_flags))); + DEBUG2(qla2x00_dump_buffer((uint8_t *)mbx, sizeof(*mbx))); goto logio_done; @@ -935,16 +941,18 @@ qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, status = 0; if (!status && le16_to_cpu(mbx->mb0) == MBS_COMMAND_COMPLETE) { DEBUG2(printk(KERN_DEBUG - "scsi(%ld:%x): Async-%s complete - mbx1=%x.\n", + "scsi(%ld:%x): Async-%s complete - portid=%02x%02x%02x " + "mbx1=%x.\n", fcport->vha->host_no, sp->handle, type, - le16_to_cpu(mbx->mb1))); + fcport->d_id.b.domain, fcport->d_id.b.area, + fcport->d_id.b.al_pa, le16_to_cpu(mbx->mb1))); data[0] = MBS_COMMAND_COMPLETE; if (ctx->type == SRB_LOGIN_CMD) { fcport->port_type = FCT_TARGET; if (le16_to_cpu(mbx->mb1) & BIT_0) fcport->port_type = FCT_INITIATOR; - if (le16_to_cpu(mbx->mb1) & BIT_1) + else if (le16_to_cpu(mbx->mb1) & BIT_1) fcport->flags |= FCF_FCP2_DEVICE; } goto logio_done; @@ -963,9 +971,10 @@ qla2x00_mbx_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, } DEBUG2(printk(KERN_WARNING - "scsi(%ld:%x): Async-%s failed - status=%x mb0=%x mb1=%x mb2=%x " - "mb6=%x mb7=%x.\n", - fcport->vha->host_no, sp->handle, type, status, + "scsi(%ld:%x): Async-%s failed - portid=%02x%02x%02x status=%x " + "mb0=%x mb1=%x mb2=%x mb6=%x mb7=%x.\n", + fcport->vha->host_no, sp->handle, type, fcport->d_id.b.domain, + fcport->d_id.b.area, fcport->d_id.b.al_pa, status, le16_to_cpu(mbx->mb0), le16_to_cpu(mbx->mb1), le16_to_cpu(mbx->mb2), le16_to_cpu(mbx->mb6), le16_to_cpu(mbx->mb7))); @@ -975,6 +984,86 @@ logio_done: } static void +qla2x00_ct_entry(scsi_qla_host_t *vha, struct req_que *req, + sts_entry_t *pkt, int iocb_type) +{ + const char func[] = "CT_IOCB"; + const char *type; + struct qla_hw_data *ha = vha->hw; + srb_t *sp; + struct srb_ctx *sp_bsg; + struct fc_bsg_job *bsg_job; + uint16_t comp_status; + + sp = qla2x00_get_sp_from_handle(vha, func, req, pkt); + if (!sp) + return; + + sp_bsg = sp->ctx; + bsg_job = sp_bsg->u.bsg_job; + + type = NULL; + switch (sp_bsg->type) { + case SRB_CT_CMD: + type = "ct pass-through"; + break; + default: + qla_printk(KERN_WARNING, ha, + "%s: Unrecognized SRB: (%p) type=%d.\n", func, sp, + sp_bsg->type); + return; + } + + comp_status = le16_to_cpu(pkt->comp_status); + + /* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT + * fc payload to the caller + */ + bsg_job->reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK; + bsg_job->reply_len = sizeof(struct fc_bsg_reply); + + if (comp_status != CS_COMPLETE) { + if (comp_status == CS_DATA_UNDERRUN) { + bsg_job->reply->result = DID_OK << 16; + bsg_job->reply->reply_payload_rcv_len = + le16_to_cpu(((sts_entry_t *)pkt)->rsp_info_len); + + DEBUG2(qla_printk(KERN_WARNING, ha, + "scsi(%ld): CT pass-through-%s error " + "comp_status-status=0x%x total_byte = 0x%x.\n", + vha->host_no, type, comp_status, + bsg_job->reply->reply_payload_rcv_len)); + } else { + DEBUG2(qla_printk(KERN_WARNING, ha, + "scsi(%ld): CT pass-through-%s error " + "comp_status-status=0x%x.\n", + vha->host_no, type, comp_status)); + bsg_job->reply->result = DID_ERROR << 16; + bsg_job->reply->reply_payload_rcv_len = 0; + } + DEBUG2(qla2x00_dump_buffer((uint8_t *)pkt, sizeof(*pkt))); + } else { + bsg_job->reply->result = DID_OK << 16;; + bsg_job->reply->reply_payload_rcv_len = + bsg_job->reply_payload.payload_len; + bsg_job->reply_len = 0; + } + + dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list, + bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE); + + dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list, + bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE); + + if (sp_bsg->type == SRB_ELS_CMD_HST || sp_bsg->type == SRB_CT_CMD) + kfree(sp->fcport); + + kfree(sp->ctx); + mempool_free(sp, ha->srb_mempool); + bsg_job->job_done(bsg_job); +} + +static void qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req, struct sts_entry_24xx *pkt, int iocb_type) { @@ -1096,9 +1185,11 @@ qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req, QLA_LOGIO_LOGIN_RETRIED : 0; if (logio->entry_status) { DEBUG2(printk(KERN_WARNING - "scsi(%ld:%x): Async-%s error entry - entry-status=%x.\n", + "scsi(%ld:%x): Async-%s error entry - " + "portid=%02x%02x%02x entry-status=%x.\n", fcport->vha->host_no, sp->handle, type, - logio->entry_status)); + fcport->d_id.b.domain, fcport->d_id.b.area, + fcport->d_id.b.al_pa, logio->entry_status)); DEBUG2(qla2x00_dump_buffer((uint8_t *)logio, sizeof(*logio))); goto logio_done; @@ -1106,8 +1197,11 @@ qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req, if (le16_to_cpu(logio->comp_status) == CS_COMPLETE) { DEBUG2(printk(KERN_DEBUG - "scsi(%ld:%x): Async-%s complete - iop0=%x.\n", + "scsi(%ld:%x): Async-%s complete - portid=%02x%02x%02x " + "iop0=%x.\n", fcport->vha->host_no, sp->handle, type, + fcport->d_id.b.domain, fcport->d_id.b.area, + fcport->d_id.b.al_pa, le32_to_cpu(logio->io_parameter[0]))); data[0] = MBS_COMMAND_COMPLETE; @@ -1119,9 +1213,9 @@ qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req, fcport->port_type = FCT_TARGET; if (iop[0] & BIT_8) fcport->flags |= FCF_FCP2_DEVICE; - } - if (iop[0] & BIT_5) + } else if (iop[0] & BIT_5) fcport->port_type = FCT_INITIATOR; + if (logio->io_parameter[7] || logio->io_parameter[8]) fcport->supported_classes |= FC_COS_CLASS2; if (logio->io_parameter[9] || logio->io_parameter[10]) @@ -1152,8 +1246,10 @@ qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req, } DEBUG2(printk(KERN_WARNING - "scsi(%ld:%x): Async-%s failed - comp=%x iop0=%x iop1=%x.\n", - fcport->vha->host_no, sp->handle, type, + "scsi(%ld:%x): Async-%s failed - portid=%02x%02x%02x comp=%x " + "iop0=%x iop1=%x.\n", + fcport->vha->host_no, sp->handle, type, fcport->d_id.b.domain, + fcport->d_id.b.area, fcport->d_id.b.al_pa, le16_to_cpu(logio->comp_status), le32_to_cpu(logio->io_parameter[0]), le32_to_cpu(logio->io_parameter[1]))); @@ -1222,39 +1318,6 @@ qla24xx_tm_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, iocb->done(sp); } -static void -qla24xx_marker_iocb_entry(scsi_qla_host_t *vha, struct req_que *req, - struct mrk_entry_24xx *mrk) -{ - const char func[] = "MRK-IOCB"; - const char *type; - fc_port_t *fcport; - srb_t *sp; - struct srb_iocb *iocb; - struct srb_ctx *ctx; - struct sts_entry_24xx *sts = (struct sts_entry_24xx *)mrk; - - sp = qla2x00_get_sp_from_handle(vha, func, req, mrk); - if (!sp) - return; - - ctx = sp->ctx; - iocb = ctx->u.iocb_cmd; - type = ctx->name; - fcport = sp->fcport; - - if (sts->entry_status) { - iocb->u.marker.data = 1; - DEBUG2(printk(KERN_WARNING - "scsi(%ld:%x): Async-%s error entry - entry-status=%x.\n", - fcport->vha->host_no, sp->handle, type, - sts->entry_status)); - DEBUG2(qla2x00_dump_buffer((uint8_t *)mrk, sizeof(*sts))); - } - - iocb->done(sp); -} - /** * qla2x00_process_response_queue() - Process response queue entries. * @ha: SCSI driver HA context @@ -1320,6 +1383,9 @@ qla2x00_process_response_queue(struct rsp_que *rsp) qla2x00_mbx_iocb_entry(vha, rsp->req, (struct mbx_entry *)pkt); break; + case CT_IOCB_TYPE: + qla2x00_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE); + break; default: /* Type Not Supported. */ DEBUG4(printk(KERN_WARNING @@ -1337,8 +1403,9 @@ qla2x00_process_response_queue(struct rsp_que *rsp) } static inline void -qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t sense_len, - struct rsp_que *rsp) + +qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t par_sense_len, + uint32_t sense_len, struct rsp_que *rsp) { struct scsi_cmnd *cp = sp->cmd; @@ -1347,8 +1414,8 @@ qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t sense_len, sp->request_sense_length = sense_len; sp->request_sense_ptr = cp->sense_buffer; - if (sp->request_sense_length > 32) - sense_len = 32; + if (sp->request_sense_length > par_sense_len) + sense_len = par_sense_len; memcpy(cp->sense_buffer, sense_data, sense_len); @@ -1455,7 +1522,8 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) uint16_t ox_id; uint8_t lscsi_status; int32_t resid; - uint32_t sense_len, rsp_info_len, resid_len, fw_resid_len; + uint32_t sense_len, par_sense_len, rsp_info_len, resid_len, + fw_resid_len; uint8_t *rsp_info, *sense_data; struct qla_hw_data *ha = vha->hw; uint32_t handle; @@ -1513,7 +1581,8 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) fcport = sp->fcport; ox_id = 0; - sense_len = rsp_info_len = resid_len = fw_resid_len = 0; + sense_len = par_sense_len = rsp_info_len = resid_len = + fw_resid_len = 0; if (IS_FWI2_CAPABLE(ha)) { if (scsi_status & SS_SENSE_LEN_VALID) sense_len = le32_to_cpu(sts24->sense_len); @@ -1527,6 +1596,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) sense_data = sts24->data; host_to_fcp_swap(sts24->data, sizeof(sts24->data)); ox_id = le16_to_cpu(sts24->ox_id); + par_sense_len = sizeof(sts24->data); } else { if (scsi_status & SS_SENSE_LEN_VALID) sense_len = le16_to_cpu(sts->req_sense_length); @@ -1535,13 +1605,16 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) resid_len = le32_to_cpu(sts->residual_length); rsp_info = sts->rsp_info; sense_data = sts->req_sense_data; + par_sense_len = sizeof(sts->req_sense_data); } /* Check for any FCP transport errors. */ if (scsi_status & SS_RESPONSE_INFO_LEN_VALID) { /* Sense data lies beyond any FCP RESPONSE data. */ - if (IS_FWI2_CAPABLE(ha)) + if (IS_FWI2_CAPABLE(ha)) { sense_data += rsp_info_len; + par_sense_len -= rsp_info_len; + } if (rsp_info_len > 3 && rsp_info[3]) { DEBUG2(qla_printk(KERN_INFO, ha, "scsi(%ld:%d:%d): FCP I/O protocol failure " @@ -1601,7 +1674,8 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) if (!(scsi_status & SS_SENSE_LEN_VALID)) break; - qla2x00_handle_sense(sp, sense_data, sense_len, rsp); + qla2x00_handle_sense(sp, sense_data, par_sense_len, sense_len, + rsp); break; case CS_DATA_UNDERRUN: @@ -1665,7 +1739,8 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) if (!(scsi_status & SS_SENSE_LEN_VALID)) break; - qla2x00_handle_sense(sp, sense_data, sense_len, rsp); + qla2x00_handle_sense(sp, sense_data, par_sense_len, + sense_len, rsp); } break; @@ -1700,6 +1775,9 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) break; case CS_RESET: + cp->result = DID_TRANSPORT_DISRUPTED << 16; + break; + case CS_ABORTED: cp->result = DID_RESET << 16; break; @@ -1926,10 +2004,6 @@ void qla24xx_process_response_queue(struct scsi_qla_host *vha, qla24xx_tm_iocb_entry(vha, rsp->req, (struct tsk_mgmt_entry *)pkt); break; - case MARKER_TYPE: - qla24xx_marker_iocb_entry(vha, rsp->req, - (struct mrk_entry_24xx *)pkt); - break; case CT_IOCB_TYPE: qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE); clear_bit(MBX_INTERRUPT, &vha->hw->mbx_cmd_flags); diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index f3650d0434ca..6009b0c69488 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -37,7 +37,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) device_reg_t __iomem *reg; uint8_t abort_active; uint8_t io_lock_on; - uint16_t command; + uint16_t command = 0; uint16_t *iptr; uint16_t __iomem *optr; uint32_t cnt; @@ -83,6 +83,13 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) return QLA_FUNCTION_TIMEOUT; } + if (IS_QLA82XX(ha) && ha->flags.fw_hung) { + /* Setting Link-Down error */ + mcp->mb[0] = MBS_LINK_DOWN_ERROR; + rval = QLA_FUNCTION_FAILED; + goto premature_exit; + } + ha->flags.mbox_busy = 1; /* Save mailbox command for debug */ ha->mcp = mcp; @@ -151,7 +158,8 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) DEBUG2_3_11(printk(KERN_INFO "%s(%ld): Pending Mailbox timeout. " "Exiting.\n", __func__, base_vha->host_no)); - return QLA_FUNCTION_TIMEOUT; + rval = QLA_FUNCTION_TIMEOUT; + goto premature_exit; } WRT_REG_DWORD(®->isp82.hint, HINT_MBX_INT_PENDING); } else if (IS_FWI2_CAPABLE(ha)) @@ -176,7 +184,8 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) DEBUG2_3_11(printk(KERN_INFO "%s(%ld): Pending Mailbox timeout. " "Exiting.\n", __func__, base_vha->host_no)); - return QLA_FUNCTION_TIMEOUT; + rval = QLA_FUNCTION_TIMEOUT; + goto premature_exit; } WRT_REG_DWORD(®->isp82.hint, HINT_MBX_INT_PENDING); } else if (IS_FWI2_CAPABLE(ha)) @@ -214,6 +223,15 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) ha->flags.mbox_int = 0; clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags); + if (IS_QLA82XX(ha) && ha->flags.fw_hung) { + ha->flags.mbox_busy = 0; + /* Setting Link-Down error */ + mcp->mb[0] = MBS_LINK_DOWN_ERROR; + ha->mcp = NULL; + rval = QLA_FUNCTION_FAILED; + goto premature_exit; + } + if (ha->mailbox_out[0] != MBS_COMMAND_COMPLETE) rval = QLA_FUNCTION_FAILED; @@ -279,35 +297,51 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) DEBUG2_3_11(printk("%s(%ld): timeout schedule " "isp_abort_needed.\n", __func__, base_vha->host_no)); - qla_printk(KERN_WARNING, ha, - "Mailbox command timeout occurred. Scheduling ISP " - "abort. eeh_busy: 0x%x\n", ha->flags.eeh_busy); - set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); - qla2xxx_wake_dpc(vha); + + if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) && + !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) && + !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { + + qla_printk(KERN_WARNING, ha, + "Mailbox command timeout occured. " + "Scheduling ISP " "abort. eeh_busy: 0x%x\n", + ha->flags.eeh_busy); + set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); + qla2xxx_wake_dpc(vha); + } } else if (!abort_active) { /* call abort directly since we are in the DPC thread */ DEBUG(printk("%s(%ld): timeout calling abort_isp\n", __func__, base_vha->host_no)); DEBUG2_3_11(printk("%s(%ld): timeout calling " "abort_isp\n", __func__, base_vha->host_no)); - qla_printk(KERN_WARNING, ha, - "Mailbox command timeout occurred. Issuing ISP " - "abort.\n"); - - set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); - clear_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); - if (ha->isp_ops->abort_isp(base_vha)) { - /* Failed. retry later. */ - set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags); + + if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) && + !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) && + !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { + + qla_printk(KERN_WARNING, ha, + "Mailbox command timeout occured. " + "Issuing ISP abort.\n"); + + set_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags); + clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); + if (ha->isp_ops->abort_isp(vha)) { + /* Failed. retry later. */ + set_bit(ISP_ABORT_NEEDED, + &vha->dpc_flags); + } + clear_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags); + DEBUG(printk("%s(%ld): finished abort_isp\n", + __func__, vha->host_no)); + DEBUG2_3_11(printk( + "%s(%ld): finished abort_isp\n", + __func__, vha->host_no)); } - clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags); - DEBUG(printk("%s(%ld): finished abort_isp\n", __func__, - base_vha->host_no)); - DEBUG2_3_11(printk("%s(%ld): finished abort_isp\n", - __func__, base_vha->host_no)); } } +premature_exit: /* Allow next mbx cmd to come in. */ complete(&ha->mbx_cmd_comp); @@ -866,8 +900,8 @@ qla2x00_abort_target(struct fc_port *fcport, unsigned int l, int tag) l = l; vha = fcport->vha; - req = vha->hw->req_q_map[tag]; - rsp = vha->hw->rsp_q_map[tag]; + req = vha->hw->req_q_map[0]; + rsp = req->rsp; mcp->mb[0] = MBC_ABORT_TARGET; mcp->out_mb = MBX_9|MBX_2|MBX_1|MBX_0; if (HAS_EXTENDED_IDS(vha->hw)) { @@ -915,8 +949,8 @@ qla2x00_lun_reset(struct fc_port *fcport, unsigned int l, int tag) DEBUG11(printk("%s(%ld): entered.\n", __func__, fcport->vha->host_no)); vha = fcport->vha; - req = vha->hw->req_q_map[tag]; - rsp = vha->hw->rsp_q_map[tag]; + req = vha->hw->req_q_map[0]; + rsp = req->rsp; mcp->mb[0] = MBC_LUN_RESET; mcp->out_mb = MBX_9|MBX_3|MBX_2|MBX_1|MBX_0; if (HAS_EXTENDED_IDS(vha->hw)) @@ -3950,6 +3984,72 @@ qla2x00_get_data_rate(scsi_qla_host_t *vha) } int +qla81xx_get_port_config(scsi_qla_host_t *vha, uint16_t *mb) +{ + int rval; + mbx_cmd_t mc; + mbx_cmd_t *mcp = &mc; + struct qla_hw_data *ha = vha->hw; + + DEBUG11(printk(KERN_INFO + "%s(%ld): entered.\n", __func__, vha->host_no)); + + if (!IS_QLA81XX(ha)) + return QLA_FUNCTION_FAILED; + mcp->mb[0] = MBC_GET_PORT_CONFIG; + mcp->out_mb = MBX_0; + mcp->in_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0; + mcp->tov = MBX_TOV_SECONDS; + mcp->flags = 0; + + rval = qla2x00_mailbox_command(vha, mcp); + + if (rval != QLA_SUCCESS) { + DEBUG2_3_11(printk(KERN_WARNING + "%s(%ld): failed=%x (%x).\n", __func__, + vha->host_no, rval, mcp->mb[0])); + } else { + /* Copy all bits to preserve original value */ + memcpy(mb, &mcp->mb[1], sizeof(uint16_t) * 4); + + DEBUG11(printk(KERN_INFO + "%s(%ld): done.\n", __func__, vha->host_no)); + } + return rval; +} + +int +qla81xx_set_port_config(scsi_qla_host_t *vha, uint16_t *mb) +{ + int rval; + mbx_cmd_t mc; + mbx_cmd_t *mcp = &mc; + + DEBUG11(printk(KERN_INFO + "%s(%ld): entered.\n", __func__, vha->host_no)); + + mcp->mb[0] = MBC_SET_PORT_CONFIG; + /* Copy all bits to preserve original setting */ + memcpy(&mcp->mb[1], mb, sizeof(uint16_t) * 4); + mcp->out_mb = MBX_4|MBX_3|MBX_2|MBX_1|MBX_0; + mcp->in_mb = MBX_0; + mcp->tov = MBX_TOV_SECONDS; + mcp->flags = 0; + rval = qla2x00_mailbox_command(vha, mcp); + + if (rval != QLA_SUCCESS) { + DEBUG2_3_11(printk(KERN_WARNING + "%s(%ld): failed=%x (%x).\n", __func__, + vha->host_no, rval, mcp->mb[0])); + } else + DEBUG11(printk(KERN_INFO + "%s(%ld): done.\n", __func__, vha->host_no)); + + return rval; +} + + +int qla24xx_set_fcp_prio(scsi_qla_host_t *vha, uint16_t loop_id, uint16_t priority, uint16_t *mb) { @@ -4011,7 +4111,7 @@ qla82xx_mbx_intr_enable(scsi_qla_host_t *vha) "%s(%ld): entered.\n", __func__, vha->host_no)); memset(mcp, 0, sizeof(mbx_cmd_t)); - mcp->mb[0] = MBC_TOGGLE_INTR; + mcp->mb[0] = MBC_TOGGLE_INTERRUPT; mcp->mb[1] = 1; mcp->out_mb = MBX_1|MBX_0; @@ -4047,7 +4147,7 @@ qla82xx_mbx_intr_disable(scsi_qla_host_t *vha) "%s(%ld): entered.\n", __func__, vha->host_no)); memset(mcp, 0, sizeof(mbx_cmd_t)); - mcp->mb[0] = MBC_TOGGLE_INTR; + mcp->mb[0] = MBC_TOGGLE_INTERRUPT; mcp->mb[1] = 0; mcp->out_mb = MBX_1|MBX_0; diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c index 8220e7b9799b..987c5b0ca78e 100644 --- a/drivers/scsi/qla2xxx/qla_mid.c +++ b/drivers/scsi/qla2xxx/qla_mid.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -136,7 +136,8 @@ qla24xx_enable_vp(scsi_qla_host_t *vha) /* Check if physical ha port is Up */ if (atomic_read(&base_vha->loop_state) == LOOP_DOWN || - atomic_read(&base_vha->loop_state) == LOOP_DEAD) { + atomic_read(&base_vha->loop_state) == LOOP_DEAD || + !(ha->current_topology & ISP_CFG_F)) { vha->vp_err_state = VP_ERR_PORTDWN; fc_vport_set_state(vha->fc_vport, FC_VPORT_LINKDOWN); goto enable_failed; @@ -398,7 +399,10 @@ qla24xx_create_vhost(struct fc_vport *fc_vport) host->can_queue = base_vha->req->length + 128; host->this_id = 255; host->cmd_per_lun = 3; - host->max_cmd_len = MAX_CMDSZ; + if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) + host->max_cmd_len = 32; + else + host->max_cmd_len = MAX_CMDSZ; host->max_channel = MAX_BUSES - 1; host->max_lun = MAX_LUNS; host->unique_id = host->host_no; @@ -481,7 +485,7 @@ qla25xx_delete_req_que(struct scsi_qla_host *vha, struct req_que *req) return ret; } -int +static int qla25xx_delete_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp) { int ret = -1; @@ -496,23 +500,6 @@ qla25xx_delete_rsp_que(struct scsi_qla_host *vha, struct rsp_que *rsp) return ret; } -int qla25xx_update_req_que(struct scsi_qla_host *vha, uint8_t que, uint8_t qos) -{ - int ret = 0; - struct qla_hw_data *ha = vha->hw; - struct req_que *req = ha->req_q_map[que]; - - req->options |= BIT_3; - req->qos = qos; - ret = qla25xx_init_req_que(vha, req); - if (ret != QLA_SUCCESS) - DEBUG2_17(printk(KERN_WARNING "%s failed\n", __func__)); - /* restore options bit */ - req->options &= ~BIT_3; - return ret; -} - - /* Delete all queues for a given vhost */ int qla25xx_delete_queues(struct scsi_qla_host *vha) @@ -739,35 +726,3 @@ que_failed: failed: return 0; } - -int -qla25xx_create_queues(struct scsi_qla_host *vha, uint8_t qos) -{ - uint16_t options = 0; - uint8_t ret = 0; - struct qla_hw_data *ha = vha->hw; - struct rsp_que *rsp; - - options |= BIT_1; - ret = qla25xx_create_rsp_que(ha, options, vha->vp_idx, 0, -1); - if (!ret) { - qla_printk(KERN_WARNING, ha, "Response Que create failed\n"); - return ret; - } else - qla_printk(KERN_INFO, ha, "Response Que:%d created.\n", ret); - rsp = ha->rsp_q_map[ret]; - - options = 0; - if (qos & BIT_7) - options |= BIT_8; - ret = qla25xx_create_req_que(ha, options, vha->vp_idx, 0, ret, - qos & ~BIT_7); - if (ret) { - vha->req = ha->req_q_map[ret]; - qla_printk(KERN_INFO, ha, "Request Que:%d created.\n", ret); - } else - qla_printk(KERN_WARNING, ha, "Request Que create failed\n"); - rsp->req = ha->req_q_map[ret]; - - return ret; -} diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c index ff562de0e8e7..915b77a6e193 100644 --- a/drivers/scsi/qla2xxx/qla_nx.c +++ b/drivers/scsi/qla2xxx/qla_nx.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -19,6 +19,7 @@ #define QLA82XX_PCI_OCM0_2M (0xc0000) #define VALID_OCM_ADDR(addr) (((addr) & 0x3f800) != 0x3f800) #define GET_MEM_OFFS_2M(addr) (addr & MASK(18)) +#define BLOCK_PROTECT_BITS 0x0F /* CRB window related */ #define CRB_BLK(off) ((off >> 20) & 0x3f) @@ -796,179 +797,6 @@ qla82xx_pci_mem_write_direct(struct qla_hw_data *ha, return ret; } -int -qla82xx_wrmem(struct qla_hw_data *ha, u64 off, void *data, int size) -{ - int i, j, ret = 0, loop, sz[2], off0; - u32 temp; - u64 off8, mem_crb, tmpw, word[2] = {0, 0}; -#define MAX_CTL_CHECK 1000 - /* - * If not MN, go check for MS or invalid. - */ - if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) { - mem_crb = QLA82XX_CRB_QDR_NET; - } else { - mem_crb = QLA82XX_CRB_DDR_NET; - if (qla82xx_pci_mem_bound_check(ha, off, size) == 0) - return qla82xx_pci_mem_write_direct(ha, off, - data, size); - } - - off8 = off & 0xfffffff8; - off0 = off & 0x7; - sz[0] = (size < (8 - off0)) ? size : (8 - off0); - sz[1] = size - sz[0]; - loop = ((off0 + size - 1) >> 3) + 1; - - if ((size != 8) || (off0 != 0)) { - for (i = 0; i < loop; i++) { - if (qla82xx_rdmem(ha, off8 + (i << 3), &word[i], 8)) - return -1; - } - } - - switch (size) { - case 1: - tmpw = *((u8 *)data); - break; - case 2: - tmpw = *((u16 *)data); - break; - case 4: - tmpw = *((u32 *)data); - break; - case 8: - default: - tmpw = *((u64 *)data); - break; - } - - word[0] &= ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); - word[0] |= tmpw << (off0 * 8); - - if (loop == 2) { - word[1] &= ~(~0ULL << (sz[1] * 8)); - word[1] |= tmpw >> (sz[0] * 8); - } - - for (i = 0; i < loop; i++) { - temp = off8 + (i << 3); - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_LO, temp); - temp = 0; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_HI, temp); - temp = word[i] & 0xffffffff; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_LO, temp); - temp = (word[i] >> 32) & 0xffffffff; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_HI, temp); - temp = MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_CTRL, temp); - temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; - qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_CTRL, temp); - - for (j = 0; j < MAX_CTL_CHECK; j++) { - temp = qla82xx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); - if ((temp & MIU_TA_CTL_BUSY) == 0) - break; - } - - if (j >= MAX_CTL_CHECK) { - qla_printk(KERN_WARNING, ha, - "%s: Fail to write through agent\n", - QLA2XXX_DRIVER_NAME); - ret = -1; - break; - } - } - return ret; -} - -int -qla82xx_rdmem(struct qla_hw_data *ha, u64 off, void *data, int size) -{ - int i, j = 0, k, start, end, loop, sz[2], off0[2]; - u32 temp; - u64 off8, val, mem_crb, word[2] = {0, 0}; -#define MAX_CTL_CHECK 1000 - - /* - * If not MN, go check for MS or invalid. - */ - if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) - mem_crb = QLA82XX_CRB_QDR_NET; - else { - mem_crb = QLA82XX_CRB_DDR_NET; - if (qla82xx_pci_mem_bound_check(ha, off, size) == 0) - return qla82xx_pci_mem_read_direct(ha, off, - data, size); - } - - off8 = off & 0xfffffff8; - off0[0] = off & 0x7; - off0[1] = 0; - sz[0] = (size < (8 - off0[0])) ? size : (8 - off0[0]); - sz[1] = size - sz[0]; - loop = ((off0[0] + size - 1) >> 3) + 1; - - for (i = 0; i < loop; i++) { - temp = off8 + (i << 3); - qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_ADDR_LO, temp); - temp = 0; - qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_ADDR_HI, temp); - temp = MIU_TA_CTL_ENABLE; - qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); - temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE; - qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); - - for (j = 0; j < MAX_CTL_CHECK; j++) { - temp = qla82xx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); - if ((temp & MIU_TA_CTL_BUSY) == 0) - break; - } - - if (j >= MAX_CTL_CHECK) { - qla_printk(KERN_INFO, ha, - "%s: Fail to read through agent\n", - QLA2XXX_DRIVER_NAME); - break; - } - - start = off0[i] >> 2; - end = (off0[i] + sz[i] - 1) >> 2; - for (k = start; k <= end; k++) { - temp = qla82xx_rd_32(ha, - mem_crb + MIU_TEST_AGT_RDDATA(k)); - word[i] |= ((u64)temp << (32 * k)); - } - } - - if (j >= MAX_CTL_CHECK) - return -1; - - if (sz[0] == 8) { - val = word[0]; - } else { - val = ((word[0] >> (off0[0] * 8)) & (~(~0ULL << (sz[0] * 8)))) | - ((word[1] & (~(~0ULL << (sz[1] * 8)))) << (sz[0] * 8)); - } - - switch (size) { - case 1: - *(u8 *)data = val; - break; - case 2: - *(u16 *)data = val; - break; - case 4: - *(u32 *)data = val; - break; - case 8: - *(u64 *)data = val; - break; - } - return 0; -} - #define MTU_FUDGE_FACTOR 100 unsigned long qla82xx_decode_crb_addr(unsigned long addr) { @@ -1346,11 +1174,6 @@ int qla82xx_pinit_from_rom(scsi_qla_host_t *vha) continue; } - if (off == (QLA82XX_CRB_PEG_NET_1 + 0x18)) { - if (!QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) - buf[i].data = 0x1020; - } - qla82xx_wr_32(ha, off, buf[i].data); /* ISP requires much bigger delay to settle down, @@ -1407,7 +1230,8 @@ qla82xx_fw_load_from_flash(struct qla_hw_data *ha) { int i; long size = 0; - long flashaddr = BOOTLD_START, memaddr = BOOTLD_START; + long flashaddr = ha->flt_region_bootload << 2; + long memaddr = BOOTLD_START; u64 data; u32 high, low; size = (IMAGE_START - BOOTLD_START) / 8; @@ -1427,12 +1251,8 @@ qla82xx_fw_load_from_flash(struct qla_hw_data *ha) } udelay(100); read_lock(&ha->hw_lock); - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); - qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); - } else { - qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001d); - } + qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); + qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); read_unlock(&ha->hw_lock); return 0; } @@ -1459,17 +1279,10 @@ qla82xx_pci_mem_read_2M(struct qla_hw_data *ha, off, data, size); } - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - off8 = off & 0xfffffff0; - off0[0] = off & 0xf; - sz[0] = (size < (16 - off0[0])) ? size : (16 - off0[0]); - shift_amount = 4; - } else { - off8 = off & 0xfffffff8; - off0[0] = off & 0x7; - sz[0] = (size < (8 - off0[0])) ? size : (8 - off0[0]); - shift_amount = 4; - } + off8 = off & 0xfffffff0; + off0[0] = off & 0xf; + sz[0] = (size < (16 - off0[0])) ? size : (16 - off0[0]); + shift_amount = 4; loop = ((off0[0] + size - 1) >> shift_amount) + 1; off0[1] = 0; sz[1] = size - sz[0]; @@ -1549,7 +1362,7 @@ qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, u64 off, void *data, int size) { int i, j, ret = 0, loop, sz[2], off0; - int scale, shift_amount, p3p, startword; + int scale, shift_amount, startword; uint32_t temp; uint64_t off8, mem_crb, tmpw, word[2] = {0, 0}; @@ -1569,28 +1382,16 @@ qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, sz[0] = (size < (8 - off0)) ? size : (8 - off0); sz[1] = size - sz[0]; - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - off8 = off & 0xfffffff0; - loop = (((off & 0xf) + size - 1) >> 4) + 1; - shift_amount = 4; - scale = 2; - p3p = 1; - startword = (off & 0xf)/8; - } else { - off8 = off & 0xfffffff8; - loop = ((off0 + size - 1) >> 3) + 1; - shift_amount = 3; - scale = 1; - p3p = 0; - startword = 0; - } - - if (p3p || (size != 8) || (off0 != 0)) { - for (i = 0; i < loop; i++) { - if (qla82xx_pci_mem_read_2M(ha, off8 + - (i << shift_amount), &word[i * scale], 8)) - return -1; - } + off8 = off & 0xfffffff0; + loop = (((off & 0xf) + size - 1) >> 4) + 1; + shift_amount = 4; + scale = 2; + startword = (off & 0xf)/8; + + for (i = 0; i < loop; i++) { + if (qla82xx_pci_mem_read_2M(ha, off8 + + (i << shift_amount), &word[i * scale], 8)) + return -1; } switch (size) { @@ -1609,26 +1410,16 @@ qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, break; } - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - if (sz[0] == 8) { - word[startword] = tmpw; - } else { - word[startword] &= - ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); - word[startword] |= tmpw << (off0 * 8); - } - if (sz[1] != 0) { - word[startword+1] &= ~(~0ULL << (sz[1] * 8)); - word[startword+1] |= tmpw >> (sz[0] * 8); - } + if (sz[0] == 8) { + word[startword] = tmpw; } else { - word[startword] &= ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); + word[startword] &= + ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); word[startword] |= tmpw << (off0 * 8); - - if (loop == 2) { - word[1] &= ~(~0ULL << (sz[1] * 8)); - word[1] |= tmpw >> (sz[0] * 8); - } + } + if (sz[1] != 0) { + word[startword+1] &= ~(~0ULL << (sz[1] * 8)); + word[startword+1] |= tmpw >> (sz[0] * 8); } /* @@ -1645,14 +1436,12 @@ qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_LO, temp); temp = (word[i * scale] >> 32) & 0xffffffff; qla82xx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_HI, temp); - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - temp = word[i*scale + 1] & 0xffffffff; - qla82xx_wr_32(ha, mem_crb + - MIU_TEST_AGT_WRDATA_UPPER_LO, temp); - temp = (word[i*scale + 1] >> 32) & 0xffffffff; - qla82xx_wr_32(ha, mem_crb + - MIU_TEST_AGT_WRDATA_UPPER_HI, temp); - } + temp = word[i*scale + 1] & 0xffffffff; + qla82xx_wr_32(ha, mem_crb + + MIU_TEST_AGT_WRDATA_UPPER_LO, temp); + temp = (word[i*scale + 1] >> 32) & 0xffffffff; + qla82xx_wr_32(ha, mem_crb + + MIU_TEST_AGT_WRDATA_UPPER_HI, temp); temp = MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; qla82xx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); @@ -1677,6 +1466,94 @@ qla82xx_pci_mem_write_2M(struct qla_hw_data *ha, return ret; } +static struct qla82xx_uri_table_desc * +qla82xx_get_table_desc(const u8 *unirom, int section) +{ + uint32_t i; + struct qla82xx_uri_table_desc *directory = + (struct qla82xx_uri_table_desc *)&unirom[0]; + __le32 offset; + __le32 tab_type; + __le32 entries = cpu_to_le32(directory->num_entries); + + for (i = 0; i < entries; i++) { + offset = cpu_to_le32(directory->findex) + + (i * cpu_to_le32(directory->entry_size)); + tab_type = cpu_to_le32(*((u32 *)&unirom[offset] + 8)); + + if (tab_type == section) + return (struct qla82xx_uri_table_desc *)&unirom[offset]; + } + + return NULL; +} + +static struct qla82xx_uri_data_desc * +qla82xx_get_data_desc(struct qla_hw_data *ha, + u32 section, u32 idx_offset) +{ + const u8 *unirom = ha->hablob->fw->data; + int idx = cpu_to_le32(*((int *)&unirom[ha->file_prd_off] + idx_offset)); + struct qla82xx_uri_table_desc *tab_desc = NULL; + __le32 offset; + + tab_desc = qla82xx_get_table_desc(unirom, section); + if (!tab_desc) + return NULL; + + offset = cpu_to_le32(tab_desc->findex) + + (cpu_to_le32(tab_desc->entry_size) * idx); + + return (struct qla82xx_uri_data_desc *)&unirom[offset]; +} + +static u8 * +qla82xx_get_bootld_offset(struct qla_hw_data *ha) +{ + u32 offset = BOOTLD_START; + struct qla82xx_uri_data_desc *uri_desc = NULL; + + if (ha->fw_type == QLA82XX_UNIFIED_ROMIMAGE) { + uri_desc = qla82xx_get_data_desc(ha, + QLA82XX_URI_DIR_SECT_BOOTLD, QLA82XX_URI_BOOTLD_IDX_OFF); + if (uri_desc) + offset = cpu_to_le32(uri_desc->findex); + } + + return (u8 *)&ha->hablob->fw->data[offset]; +} + +static __le32 +qla82xx_get_fw_size(struct qla_hw_data *ha) +{ + struct qla82xx_uri_data_desc *uri_desc = NULL; + + if (ha->fw_type == QLA82XX_UNIFIED_ROMIMAGE) { + uri_desc = qla82xx_get_data_desc(ha, QLA82XX_URI_DIR_SECT_FW, + QLA82XX_URI_FIRMWARE_IDX_OFF); + if (uri_desc) + return cpu_to_le32(uri_desc->size); + } + + return cpu_to_le32(*(u32 *)&ha->hablob->fw->data[FW_SIZE_OFFSET]); +} + +static u8 * +qla82xx_get_fw_offs(struct qla_hw_data *ha) +{ + u32 offset = IMAGE_START; + struct qla82xx_uri_data_desc *uri_desc = NULL; + + if (ha->fw_type == QLA82XX_UNIFIED_ROMIMAGE) { + uri_desc = qla82xx_get_data_desc(ha, QLA82XX_URI_DIR_SECT_FW, + QLA82XX_URI_FIRMWARE_IDX_OFF); + if (uri_desc) + offset = cpu_to_le32(uri_desc->findex); + } + + return (u8 *)&ha->hablob->fw->data[offset]; +} + /* PCI related functions */ char * qla82xx_pci_info_str(struct scsi_qla_host *vha, char *str) @@ -1714,22 +1591,6 @@ int qla82xx_pci_region_offset(struct pci_dev *pdev, int region) return val; } -int qla82xx_pci_region_len(struct pci_dev *pdev, int region) -{ - unsigned long val = 0; - u32 control; - switch (region) { - case 0: - pci_read_config_dword(pdev, QLA82XX_PCI_REG_MSIX_TBL, &control); - val = control; - break; - case 1: - val = pci_resource_len(pdev, 0) - - qla82xx_pci_region_offset(pdev, 1); - break; - } - return val; -} int qla82xx_iospace_config(struct qla_hw_data *ha) @@ -1851,12 +1712,6 @@ void qla82xx_config_rings(struct scsi_qla_host *vha) icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma)); icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma)); - icb->version = 1; - icb->frame_payload_size = 2112; - icb->execution_throttle = 8; - icb->exchange_count = 128; - icb->login_retry_count = 8; - WRT_REG_DWORD((unsigned long __iomem *)®->req_q_out[0], 0); WRT_REG_DWORD((unsigned long __iomem *)®->rsp_q_in[0], 0); WRT_REG_DWORD((unsigned long __iomem *)®->rsp_q_out[0], 0); @@ -1878,19 +1733,19 @@ int qla82xx_fw_load_from_blob(struct qla_hw_data *ha) size = (IMAGE_START - BOOTLD_START) / 8; - ptr64 = (u64 *)&ha->hablob->fw->data[BOOTLD_START]; + ptr64 = (u64 *)qla82xx_get_bootld_offset(ha); flashaddr = BOOTLD_START; for (i = 0; i < size; i++) { data = cpu_to_le64(ptr64[i]); - qla82xx_pci_mem_write_2M(ha, flashaddr, &data, 8); + if (qla82xx_pci_mem_write_2M(ha, flashaddr, &data, 8)) + return -EIO; flashaddr += 8; } - size = *(u32 *)&ha->hablob->fw->data[FW_SIZE_OFFSET]; - size = (__force u32)cpu_to_le32(size) / 8; - ptr64 = (u64 *)&ha->hablob->fw->data[IMAGE_START]; flashaddr = FLASH_ADDR_START; + size = (__force u32)qla82xx_get_fw_size(ha) / 8; + ptr64 = (u64 *)qla82xx_get_fw_offs(ha); for (i = 0; i < size; i++) { data = cpu_to_le64(ptr64[i]); @@ -1899,19 +1754,85 @@ int qla82xx_fw_load_from_blob(struct qla_hw_data *ha) return -EIO; flashaddr += 8; } + udelay(100); /* Write a magic value to CAMRAM register * at a specified offset to indicate * that all data is written and * ready for firmware to initialize. */ - qla82xx_wr_32(ha, QLA82XX_CAM_RAM(0x1fc), 0x12345678); + qla82xx_wr_32(ha, QLA82XX_CAM_RAM(0x1fc), QLA82XX_BDINFO_MAGIC); - if (QLA82XX_IS_REVISION_P3PLUS(ha->chip_revision)) { - qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); - qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); - } else - qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001d); + read_lock(&ha->hw_lock); + qla82xx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); + qla82xx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); + read_unlock(&ha->hw_lock); + return 0; +} + +static int +qla82xx_set_product_offset(struct qla_hw_data *ha) +{ + struct qla82xx_uri_table_desc *ptab_desc = NULL; + const uint8_t *unirom = ha->hablob->fw->data; + uint32_t i; + __le32 entries; + __le32 flags, file_chiprev, offset; + uint8_t chiprev = ha->chip_revision; + /* Hardcoding mn_present flag for P3P */ + int mn_present = 0; + uint32_t flagbit; + + ptab_desc = qla82xx_get_table_desc(unirom, + QLA82XX_URI_DIR_SECT_PRODUCT_TBL); + if (!ptab_desc) + return -1; + + entries = cpu_to_le32(ptab_desc->num_entries); + + for (i = 0; i < entries; i++) { + offset = cpu_to_le32(ptab_desc->findex) + + (i * cpu_to_le32(ptab_desc->entry_size)); + flags = cpu_to_le32(*((int *)&unirom[offset] + + QLA82XX_URI_FLAGS_OFF)); + file_chiprev = cpu_to_le32(*((int *)&unirom[offset] + + QLA82XX_URI_CHIP_REV_OFF)); + + flagbit = mn_present ? 1 : 2; + + if ((chiprev == file_chiprev) && ((1ULL << flagbit) & flags)) { + ha->file_prd_off = offset; + return 0; + } + } + return -1; +} + +int +qla82xx_validate_firmware_blob(scsi_qla_host_t *vha, uint8_t fw_type) +{ + __le32 val; + uint32_t min_size; + struct qla_hw_data *ha = vha->hw; + const struct firmware *fw = ha->hablob->fw; + + ha->fw_type = fw_type; + + if (fw_type == QLA82XX_UNIFIED_ROMIMAGE) { + if (qla82xx_set_product_offset(ha)) + return -EINVAL; + + min_size = QLA82XX_URI_FW_MIN_SIZE; + } else { + val = cpu_to_le32(*(u32 *)&fw->data[QLA82XX_FW_MAGIC_OFFSET]); + if ((__force u32)val != QLA82XX_BDINFO_MAGIC) + return -EINVAL; + + min_size = QLA82XX_FW_MIN_SIZE; + } + + if (fw->size < min_size) + return -EINVAL; return 0; } @@ -2097,8 +2018,6 @@ qla82xx_intr_handler(int irq, void *dev_id) if (RD_REG_DWORD(®->host_int)) { stat = RD_REG_DWORD(®->host_status); - if ((stat & HSRX_RISC_INT) == 0) - break; switch (stat & 0xff) { case 0x1: @@ -2173,8 +2092,6 @@ qla82xx_msix_default(int irq, void *dev_id) do { if (RD_REG_DWORD(®->host_int)) { stat = RD_REG_DWORD(®->host_status); - if ((stat & HSRX_RISC_INT) == 0) - break; switch (stat & 0xff) { case 0x1: @@ -2424,12 +2341,6 @@ int qla82xx_load_fw(scsi_qla_host_t *vha) struct fw_blob *blob; struct qla_hw_data *ha = vha->hw; - /* Put both the PEG CMD and RCV PEG to default state - * of 0 before resetting the hardware - */ - qla82xx_wr_32(ha, CRB_CMDPEG_STATE, 0); - qla82xx_wr_32(ha, CRB_RCVPEG_STATE, 0); - if (qla82xx_pinit_from_rom(vha) != QLA_SUCCESS) { qla_printk(KERN_ERR, ha, "%s: Error during CRB Initialization\n", __func__); @@ -2470,6 +2381,18 @@ try_blob_fw: goto fw_load_failed; } + /* Validating firmware blob */ + if (qla82xx_validate_firmware_blob(vha, + QLA82XX_FLASH_ROMIMAGE)) { + /* Fallback to URI format */ + if (qla82xx_validate_firmware_blob(vha, + QLA82XX_UNIFIED_ROMIMAGE)) { + qla_printk(KERN_ERR, ha, + "No valid firmware image found!!!"); + return QLA_FUNCTION_FAILED; + } + } + if (qla82xx_fw_load_from_blob(ha) == QLA_SUCCESS) { qla_printk(KERN_ERR, ha, "%s: Firmware loaded successfully " @@ -2498,6 +2421,12 @@ qla82xx_start_firmware(scsi_qla_host_t *vha) /* scrub dma mask expansion register */ qla82xx_wr_32(ha, CRB_DMA_SHIFT, 0x55555555); + /* Put both the PEG CMD and RCV PEG to default state + * of 0 before resetting the hardware + */ + qla82xx_wr_32(ha, CRB_CMDPEG_STATE, 0); + qla82xx_wr_32(ha, CRB_RCVPEG_STATE, 0); + /* Overwrite stale initialization register values */ qla82xx_wr_32(ha, QLA82XX_PEG_HALT_STATUS1, 0); qla82xx_wr_32(ha, QLA82XX_PEG_HALT_STATUS2, 0); @@ -2977,10 +2906,10 @@ qla82xx_unprotect_flash(struct qla_hw_data *ha) if (ret < 0) goto done_unprotect; - val &= ~(0x7 << 2); + val &= ~(BLOCK_PROTECT_BITS << 2); ret = qla82xx_write_status_reg(ha, val); if (ret < 0) { - val |= (0x7 << 2); + val |= (BLOCK_PROTECT_BITS << 2); qla82xx_write_status_reg(ha, val); } @@ -3008,7 +2937,7 @@ qla82xx_protect_flash(struct qla_hw_data *ha) if (ret < 0) goto done_protect; - val |= (0x7 << 2); + val |= (BLOCK_PROTECT_BITS << 2); /* LOCK all sectors */ ret = qla82xx_write_status_reg(ha, val); if (ret < 0) @@ -3201,11 +3130,16 @@ qla82xx_start_iocbs(srb_t *sp) dbval = 0x04 | (ha->portnum << 5); dbval = dbval | (req->id << 8) | (req->ring_index << 16); - WRT_REG_DWORD((unsigned long __iomem *)ha->nxdb_wr_ptr, dbval); - wmb(); - while (RD_REG_DWORD(ha->nxdb_rd_ptr) != dbval) { - WRT_REG_DWORD((unsigned long __iomem *)ha->nxdb_wr_ptr, dbval); + if (ql2xdbwr) + qla82xx_wr_32(ha, ha->nxdb_wr_ptr, dbval); + else { + WRT_REG_DWORD((unsigned long __iomem *)ha->nxdb_wr_ptr, dbval); wmb(); + while (RD_REG_DWORD(ha->nxdb_rd_ptr) != dbval) { + WRT_REG_DWORD((unsigned long __iomem *)ha->nxdb_wr_ptr, + dbval); + wmb(); + } } } @@ -3279,6 +3213,10 @@ qla82xx_dev_failed_handler(scsi_qla_host_t *vha) /* Disable the board */ qla_printk(KERN_INFO, ha, "Disabling the board\n"); + qla82xx_idc_lock(ha); + qla82xx_clear_drv_active(ha); + qla82xx_idc_unlock(ha); + /* Set DEV_FAILED flag to disable timer */ vha->device_flags |= DFLG_DEV_FAILED; qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16); @@ -3369,6 +3307,14 @@ qla82xx_check_fw_alive(scsi_qla_host_t *vha) set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); } qla2xxx_wake_dpc(vha); + if (ha->flags.mbox_busy) { + ha->flags.fw_hung = 1; + ha->flags.mbox_int = 1; + DEBUG2(qla_printk(KERN_ERR, ha, + "Due to fw hung, doing premature " + "completion of mbx command\n")); + complete(&ha->mbx_intr_comp); + } } } vha->fw_heartbeat_counter = fw_heartbeat_counter; @@ -3472,6 +3418,14 @@ void qla82xx_watchdog(scsi_qla_host_t *vha) "%s(): Adapter reset needed!\n", __func__); set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags); qla2xxx_wake_dpc(vha); + if (ha->flags.mbox_busy) { + ha->flags.fw_hung = 1; + ha->flags.mbox_int = 1; + DEBUG2(qla_printk(KERN_ERR, ha, + "Need reset, doing premature " + "completion of mbx command\n")); + complete(&ha->mbx_intr_comp); + } } else { qla82xx_check_fw_alive(vha); } @@ -3527,8 +3481,10 @@ qla82xx_abort_isp(scsi_qla_host_t *vha) qla82xx_clear_rst_ready(ha); qla82xx_idc_unlock(ha); - if (rval == QLA_SUCCESS) + if (rval == QLA_SUCCESS) { + ha->flags.fw_hung = 0; qla82xx_restart_isp(vha); + } if (rval) { vha->flags.online = 1; diff --git a/drivers/scsi/qla2xxx/qla_nx.h b/drivers/scsi/qla2xxx/qla_nx.h index f8f99a5ea532..569232b45502 100644 --- a/drivers/scsi/qla2xxx/qla_nx.h +++ b/drivers/scsi/qla2xxx/qla_nx.h @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -538,11 +538,10 @@ /* Driver Coexistence Defines */ #define QLA82XX_CRB_DRV_ACTIVE (QLA82XX_CAM_RAM(0x138)) #define QLA82XX_CRB_DEV_STATE (QLA82XX_CAM_RAM(0x140)) -#define QLA82XX_CRB_DEV_PART_INFO (QLA82XX_CAM_RAM(0x14c)) -#define QLA82XX_CRB_DRV_IDC_VERSION (QLA82XX_CAM_RAM(0x174)) #define QLA82XX_CRB_DRV_STATE (QLA82XX_CAM_RAM(0x144)) #define QLA82XX_CRB_DRV_SCRATCH (QLA82XX_CAM_RAM(0x148)) #define QLA82XX_CRB_DEV_PART_INFO (QLA82XX_CAM_RAM(0x14c)) +#define QLA82XX_CRB_DRV_IDC_VERSION (QLA82XX_CAM_RAM(0x174)) /* Every driver should use these Device State */ #define QLA82XX_DEV_COLD 1 @@ -774,15 +773,49 @@ struct qla82xx_legacy_intr_set { .pci_int_reg = ISR_MSI_INT_TRIGGER(7) }, \ } +#define BRDCFG_START 0x4000 #define BOOTLD_START 0x10000 #define IMAGE_START 0x100000 #define FLASH_ADDR_START 0x43000 /* Magic number to let user know flash is programmed */ #define QLA82XX_BDINFO_MAGIC 0x12345678 +#define QLA82XX_FW_MAGIC_OFFSET (BRDCFG_START + 0x128) #define FW_SIZE_OFFSET (0x3e840c) +#define QLA82XX_FW_MIN_SIZE 0x3fffff + +/* UNIFIED ROMIMAGE START */ +#define QLA82XX_URI_FW_MIN_SIZE 0xc8000 +#define QLA82XX_URI_DIR_SECT_PRODUCT_TBL 0x0 +#define QLA82XX_URI_DIR_SECT_BOOTLD 0x6 +#define QLA82XX_URI_DIR_SECT_FW 0x7 + +/* Offsets */ +#define QLA82XX_URI_CHIP_REV_OFF 10 +#define QLA82XX_URI_FLAGS_OFF 11 +#define QLA82XX_URI_BIOS_VERSION_OFF 12 +#define QLA82XX_URI_BOOTLD_IDX_OFF 27 +#define QLA82XX_URI_FIRMWARE_IDX_OFF 29 + +struct qla82xx_uri_table_desc{ + uint32_t findex; + uint32_t num_entries; + uint32_t entry_size; + uint32_t reserved[5]; +}; + +struct qla82xx_uri_data_desc{ + uint32_t findex; + uint32_t size; + uint32_t reserved[5]; +}; + +/* UNIFIED ROMIMAGE END */ + +#define QLA82XX_UNIFIED_ROMIMAGE 3 +#define QLA82XX_FLASH_ROMIMAGE 4 +#define QLA82XX_UNKNOWN_ROMIMAGE 0xff -#define QLA82XX_IS_REVISION_P3PLUS(_rev_) ((_rev_) >= 0x50) #define MIU_TEST_AGT_WRDATA_UPPER_LO (0x0b0) #define MIU_TEST_AGT_WRDATA_UPPER_HI (0x0b4) @@ -853,7 +886,7 @@ struct ct6_dsd { struct list_head dsd_list; }; -#define MBC_TOGGLE_INTR 0x10 +#define MBC_TOGGLE_INTERRUPT 0x10 /* Flash offset */ #define FLT_REG_BOOTLOAD_82XX 0x72 diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index be1a8fcbb1fb..ff2172da7c19 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -140,7 +140,7 @@ MODULE_PARM_DESC(ql2xetsenable, "Enables firmware ETS burst." "Default is 0 - skip ETS enablement."); -int ql2xdbwr; +int ql2xdbwr = 1; module_param(ql2xdbwr, int, S_IRUGO|S_IRUSR); MODULE_PARM_DESC(ql2xdbwr, "Option to specify scheme for request queue posting\n" @@ -517,6 +517,7 @@ qla2x00_get_new_sp(scsi_qla_host_t *vha, fc_port_t *fcport, if (!sp) return sp; + atomic_set(&sp->ref_count, 1); sp->fcport = fcport; sp->cmd = cmd; sp->flags = 0; @@ -700,7 +701,7 @@ qla2x00_wait_for_hba_online(scsi_qla_host_t *vha) * Success (Adapter is online/no flash ops) : 0 * Failed (Adapter is offline/disabled/flash ops in progress) : 1 */ -int +static int qla2x00_wait_for_reset_ready(scsi_qla_host_t *vha) { int return_status; @@ -797,6 +798,12 @@ qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha) return (return_status); } +static void +sp_get(struct srb *sp) +{ + atomic_inc(&sp->ref_count); +} + /************************************************************************** * qla2xxx_eh_abort * @@ -825,6 +832,7 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd) struct qla_hw_data *ha = vha->hw; struct req_que *req = vha->req; srb_t *spt; + int got_ref = 0; fc_block_scsi_eh(cmd); @@ -856,6 +864,10 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd) DEBUG2(printk("%s(%ld): aborting sp %p from RISC." " pid=%ld.\n", __func__, vha->host_no, sp, serial)); + /* Get a reference to the sp and drop the lock.*/ + sp_get(sp); + got_ref++; + spin_unlock_irqrestore(&ha->hardware_lock, flags); if (ha->isp_ops->abort_command(sp)) { DEBUG2(printk("%s(%ld): abort_command " @@ -881,6 +893,9 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd) } } + if (got_ref) + qla2x00_sp_compl(ha, sp); + qla_printk(KERN_INFO, ha, "scsi(%ld:%d:%d): Abort command issued -- %d %lx %x.\n", vha->host_no, id, lun, wait, serial, ret); @@ -888,24 +903,17 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd) return ret; } -enum nexus_wait_type { - WAIT_HOST = 0, - WAIT_TARGET, - WAIT_LUN, -}; - -static int +int qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t, - unsigned int l, srb_t *sp, enum nexus_wait_type type) + unsigned int l, enum nexus_wait_type type) { int cnt, match, status; unsigned long flags; struct qla_hw_data *ha = vha->hw; struct req_que *req; + srb_t *sp; status = QLA_SUCCESS; - if (!sp) - return status; spin_lock_irqsave(&ha->hardware_lock, flags); req = vha->req; @@ -943,24 +951,6 @@ qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *vha, unsigned int t, return status; } -void qla82xx_wait_for_pending_commands(scsi_qla_host_t *vha) -{ - int cnt; - srb_t *sp; - struct req_que *req = vha->req; - - DEBUG2(qla_printk(KERN_INFO, vha->hw, - "Waiting for pending commands\n")); - for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++) { - sp = req->outstanding_cmds[cnt]; - if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, - sp, WAIT_HOST) == QLA_SUCCESS) { - DEBUG2(qla_printk(KERN_INFO, vha->hw, - "Done wait for pending commands\n")); - } - } -} - static char *reset_errors[] = { "HBA not online", "HBA not ready", @@ -996,7 +986,7 @@ __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type, goto eh_reset_failed; err = 3; if (qla2x00_eh_wait_for_pending_commands(vha, cmd->device->id, - cmd->device->lun, (srb_t *) CMD_SP(cmd), type) != QLA_SUCCESS) + cmd->device->lun, type) != QLA_SUCCESS) goto eh_reset_failed; qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET SUCCEEDED.\n", @@ -1004,7 +994,7 @@ __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type, return SUCCESS; - eh_reset_failed: +eh_reset_failed: qla_printk(KERN_INFO, vha->hw, "scsi(%ld:%d:%d): %s RESET FAILED: %s.\n" , vha->host_no, cmd->device->id, cmd->device->lun, name, reset_errors[err]); @@ -1054,7 +1044,6 @@ qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) int ret = FAILED; unsigned int id, lun; unsigned long serial; - srb_t *sp = (srb_t *) CMD_SP(cmd); fc_block_scsi_eh(cmd); @@ -1081,7 +1070,7 @@ qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) goto eh_bus_reset_done; /* Flush outstanding commands. */ - if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) != + if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) != QLA_SUCCESS) ret = FAILED; @@ -1116,7 +1105,6 @@ qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) int ret = FAILED; unsigned int id, lun; unsigned long serial; - srb_t *sp = (srb_t *) CMD_SP(cmd); scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); fc_block_scsi_eh(cmd); @@ -1171,7 +1159,7 @@ qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) } /* Waiting for command to be returned to OS.*/ - if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, sp, WAIT_HOST) == + if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST) == QLA_SUCCESS) ret = SUCCESS; @@ -1662,7 +1650,7 @@ static struct isp_operations qla81xx_isp_ops = { .read_optrom = qla25xx_read_optrom_data, .write_optrom = qla24xx_write_optrom_data, .get_flash_version = qla24xx_get_flash_version, - .start_scsi = qla24xx_start_scsi, + .start_scsi = qla24xx_dif_start_scsi, .abort_isp = qla2x00_abort_isp, }; @@ -2113,6 +2101,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) init_completion(&ha->mbx_cmd_comp); complete(&ha->mbx_cmd_comp); init_completion(&ha->mbx_intr_comp); + init_completion(&ha->dcbx_comp); set_bit(0, (unsigned long *) ha->vp_idx_map); @@ -2158,7 +2147,10 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) host->this_id = 255; host->cmd_per_lun = 3; host->unique_id = host->host_no; - host->max_cmd_len = MAX_CMDSZ; + if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) + host->max_cmd_len = 32; + else + host->max_cmd_len = MAX_CMDSZ; host->max_channel = MAX_BUSES - 1; host->max_lun = MAX_LUNS; host->transportt = qla2xxx_transport_template; @@ -2258,7 +2250,7 @@ skip_dpc: DEBUG2(printk("DEBUG: detect hba %ld at address = %p\n", base_vha->host_no, ha)); - if (IS_QLA25XX(ha) && ql2xenabledif) { + if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) { if (ha->fw_attributes & BIT_4) { base_vha->flags.difdix_supported = 1; DEBUG18(qla_printk(KERN_INFO, ha, @@ -2266,8 +2258,10 @@ skip_dpc: " protection.\n")); scsi_host_set_prot(host, SHOST_DIF_TYPE1_PROTECTION + | SHOST_DIF_TYPE2_PROTECTION | SHOST_DIF_TYPE3_PROTECTION | SHOST_DIX_TYPE1_PROTECTION + | SHOST_DIX_TYPE2_PROTECTION | SHOST_DIX_TYPE3_PROTECTION); scsi_host_set_guard(host, SHOST_DIX_GUARD_CRC); } else @@ -2402,6 +2396,10 @@ qla2x00_remove_one(struct pci_dev *pdev) scsi_host_put(base_vha->host); if (IS_QLA82XX(ha)) { + qla82xx_idc_lock(ha); + qla82xx_clear_drv_active(ha); + qla82xx_idc_unlock(ha); + iounmap((device_reg_t __iomem *)ha->nx_pcibase); if (!ql2xdbwr) iounmap((device_reg_t __iomem *)ha->nxdb_wr_ptr); @@ -2467,11 +2465,24 @@ qla2x00_free_device(scsi_qla_host_t *vha) qla2x00_free_irqs(vha); + qla2x00_free_fcports(vha); + qla2x00_mem_free(ha); qla2x00_free_queues(ha); } +void qla2x00_free_fcports(struct scsi_qla_host *vha) +{ + fc_port_t *fcport, *tfcport; + + list_for_each_entry_safe(fcport, tfcport, &vha->vp_fcports, list) { + list_del(&fcport->list); + kfree(fcport); + fcport = NULL; + } +} + static inline void qla2x00_schedule_rport_del(struct scsi_qla_host *vha, fc_port_t *fcport, int defer) @@ -3463,8 +3474,8 @@ qla2x00_sp_free_dma(srb_t *sp) CMD_SP(cmd) = NULL; } -void -qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp) +static void +qla2x00_sp_final_compl(struct qla_hw_data *ha, srb_t *sp) { struct scsi_cmnd *cmd = sp->cmd; @@ -3485,6 +3496,20 @@ qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp) cmd->scsi_done(cmd); } +void +qla2x00_sp_compl(struct qla_hw_data *ha, srb_t *sp) +{ + if (atomic_read(&sp->ref_count) == 0) { + DEBUG2(qla_printk(KERN_WARNING, ha, + "SP reference-count to ZERO -- sp=%p\n", sp)); + DEBUG2(BUG()); + return; + } + if (!atomic_dec_and_test(&sp->ref_count)) + return; + qla2x00_sp_final_compl(ha, sp); +} + /************************************************************************** * qla2x00_timer * diff --git a/drivers/scsi/qla2xxx/qla_settings.h b/drivers/scsi/qla2xxx/qla_settings.h index 2801c2664b40..f0b2b9986a55 100644 --- a/drivers/scsi/qla2xxx/qla_settings.h +++ b/drivers/scsi/qla2xxx/qla_settings.h @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c index de92504d7585..76de9574b385 100644 --- a/drivers/scsi/qla2xxx/qla_sup.c +++ b/drivers/scsi/qla2xxx/qla_sup.c @@ -1,6 +1,6 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ @@ -664,6 +664,11 @@ qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr) struct qla_hw_data *ha = vha->hw; struct req_que *req = ha->req_q_map[0]; + def = 0; + if (IS_QLA25XX(ha)) + def = 1; + else if (IS_QLA81XX(ha)) + def = 2; ha->flt_region_flt = flt_addr; wptr = (uint16_t *)req->ring; flt = (struct qla_flt_header *)req->ring; @@ -691,6 +696,10 @@ qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr) goto no_flash_data; } + /* Assign FCP prio region since older FLT's may not have it */ + ha->flt_region_fcp_prio = ha->flags.port0 ? + fcp_prio_cfg0[def] : fcp_prio_cfg1[def]; + loc = locations[1]; cnt = le16_to_cpu(flt->length) / sizeof(struct qla_flt_region); for ( ; cnt; cnt--, region++) { @@ -773,13 +782,6 @@ qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr) no_flash_data: /* Use hardcoded defaults. */ loc = locations[0]; - def = 0; - if (IS_QLA24XX_TYPE(ha)) - def = 0; - else if (IS_QLA25XX(ha)) - def = 1; - else if (IS_QLA81XX(ha)) - def = 2; ha->flt_region_fw = def_fw[def]; ha->flt_region_boot = def_boot[def]; ha->flt_region_vpd_nvram = def_vpd_nvram[def]; @@ -790,14 +792,13 @@ no_flash_data: ha->flt_region_fdt = def_fdt[def]; ha->flt_region_npiv_conf = ha->flags.port0 ? def_npiv_conf0[def] : def_npiv_conf1[def]; - ha->flt_region_fcp_prio = ha->flags.port0 ? - fcp_prio_cfg0[def] : fcp_prio_cfg1[def]; done: DEBUG2(qla_printk(KERN_DEBUG, ha, "FLT[%s]: boot=0x%x fw=0x%x " "vpd_nvram=0x%x vpd=0x%x nvram=0x%x fdt=0x%x flt=0x%x " - "npiv=0x%x.\n", loc, ha->flt_region_boot, ha->flt_region_fw, - ha->flt_region_vpd_nvram, ha->flt_region_vpd, ha->flt_region_nvram, - ha->flt_region_fdt, ha->flt_region_flt, ha->flt_region_npiv_conf)); + "npiv=0x%x. fcp_prio_cfg=0x%x\n", loc, ha->flt_region_boot, + ha->flt_region_fw, ha->flt_region_vpd_nvram, ha->flt_region_vpd, + ha->flt_region_nvram, ha->flt_region_fdt, ha->flt_region_flt, + ha->flt_region_npiv_conf, ha->flt_region_fcp_prio)); } static void @@ -2758,6 +2759,28 @@ qla24xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf) ha->fw_revision[3] = dcode[3]; } + /* Check for golden firmware and get version if available */ + if (!IS_QLA81XX(ha)) { + /* Golden firmware is not present in non 81XX adapters */ + return ret; + } + + memset(ha->gold_fw_version, 0, sizeof(ha->gold_fw_version)); + dcode = mbuf; + ha->isp_ops->read_optrom(vha, (uint8_t *)dcode, + ha->flt_region_gold_fw << 2, 32); + + if (dcode[4] == 0xFFFFFFFF && dcode[5] == 0xFFFFFFFF && + dcode[6] == 0xFFFFFFFF && dcode[7] == 0xFFFFFFFF) { + DEBUG2(qla_printk(KERN_INFO, ha, + "%s(%ld): Unrecognized golden fw at 0x%x.\n", + __func__, vha->host_no, ha->flt_region_gold_fw * 4)); + return ret; + } + + for (i = 4; i < 8; i++) + ha->gold_fw_version[i-4] = be32_to_cpu(dcode[i]); + return ret; } diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h index 109068df933f..e75ccb91317d 100644 --- a/drivers/scsi/qla2xxx/qla_version.h +++ b/drivers/scsi/qla2xxx/qla_version.h @@ -1,15 +1,15 @@ /* * QLogic Fibre Channel HBA Driver - * Copyright (c) 2003-2008 QLogic Corporation + * Copyright (c) 2003-2010 QLogic Corporation * * See LICENSE.qla2xxx for copyright and licensing details. */ /* * Driver version */ -#define QLA2XXX_VERSION "8.03.02-k2" +#define QLA2XXX_VERSION "8.03.03-k0" #define QLA_DRIVER_MAJOR_VER 8 #define QLA_DRIVER_MINOR_VER 3 -#define QLA_DRIVER_PATCH_VER 2 -#define QLA_DRIVER_BETA_VER 2 +#define QLA_DRIVER_PATCH_VER 3 +#define QLA_DRIVER_BETA_VER 0 diff --git a/drivers/scsi/qla4xxx/Kconfig b/drivers/scsi/qla4xxx/Kconfig index 69cbff3f57cf..2c33ce6eac1e 100644 --- a/drivers/scsi/qla4xxx/Kconfig +++ b/drivers/scsi/qla4xxx/Kconfig @@ -1,7 +1,7 @@ config SCSI_QLA_ISCSI - tristate "QLogic ISP4XXX host adapter family support" - depends on PCI && SCSI && NET + tristate "QLogic ISP4XXX and ISP82XX host adapter family support" + depends on PCI && SCSI select SCSI_ISCSI_ATTRS ---help--- - This driver supports the QLogic 40xx (ISP4XXX) iSCSI host - adapter family. + This driver supports the QLogic 40xx (ISP4XXX) and 8022 (ISP82XX) + iSCSI host adapter family. diff --git a/drivers/scsi/qla4xxx/Makefile b/drivers/scsi/qla4xxx/Makefile index 86ea37baa0fc..0339ff03a535 100644 --- a/drivers/scsi/qla4xxx/Makefile +++ b/drivers/scsi/qla4xxx/Makefile @@ -1,5 +1,5 @@ qla4xxx-y := ql4_os.o ql4_init.o ql4_mbx.o ql4_iocb.o ql4_isr.o \ - ql4_nvram.o ql4_dbg.o + ql4_nx.o ql4_nvram.o ql4_dbg.o obj-$(CONFIG_SCSI_QLA_ISCSI) += qla4xxx.o diff --git a/drivers/scsi/qla4xxx/ql4_def.h b/drivers/scsi/qla4xxx/ql4_def.h index 428802616e33..a79da8dd2064 100644 --- a/drivers/scsi/qla4xxx/ql4_def.h +++ b/drivers/scsi/qla4xxx/ql4_def.h @@ -33,6 +33,8 @@ #include <scsi/scsi_transport.h> #include <scsi/scsi_transport_iscsi.h> +#include "ql4_dbg.h" +#include "ql4_nx.h" #ifndef PCI_DEVICE_ID_QLOGIC_ISP4010 #define PCI_DEVICE_ID_QLOGIC_ISP4010 0x4010 @@ -46,6 +48,10 @@ #define PCI_DEVICE_ID_QLOGIC_ISP4032 0x4032 #endif +#ifndef PCI_DEVICE_ID_QLOGIC_ISP8022 +#define PCI_DEVICE_ID_QLOGIC_ISP8022 0x8022 +#endif + #define QLA_SUCCESS 0 #define QLA_ERROR 1 @@ -85,15 +91,22 @@ #define BIT_30 0x40000000 #define BIT_31 0x80000000 +/** + * Macros to help code, maintain, etc. + **/ +#define ql4_printk(level, ha, format, arg...) \ + dev_printk(level , &((ha)->pdev->dev) , format , ## arg) + + /* * Host adapter default definitions ***********************************/ #define MAX_HBAS 16 #define MAX_BUSES 1 -#define MAX_TARGETS (MAX_PRST_DEV_DB_ENTRIES + MAX_DEV_DB_ENTRIES) +#define MAX_TARGETS MAX_DEV_DB_ENTRIES #define MAX_LUNS 0xffff #define MAX_AEN_ENTRIES 256 /* should be > EXT_DEF_MAX_AEN_QUEUE */ -#define MAX_DDB_ENTRIES (MAX_PRST_DEV_DB_ENTRIES + MAX_DEV_DB_ENTRIES) +#define MAX_DDB_ENTRIES MAX_DEV_DB_ENTRIES #define MAX_PDU_ENTRIES 32 #define INVALID_ENTRY 0xFFFF #define MAX_CMDS_TO_RISC 1024 @@ -118,7 +131,7 @@ #define DRIVER_NAME "qla4xxx" #define MAX_LINKED_CMDS_PER_LUN 3 -#define MAX_REQS_SERVICED_PER_INTR 16 +#define MAX_REQS_SERVICED_PER_INTR 1 #define ISCSI_IPADDR_SIZE 4 /* IP address size */ #define ISCSI_ALIAS_SIZE 32 /* ISCSI Alias name size */ @@ -134,7 +147,7 @@ #define SOFT_RESET_TOV 30 #define RESET_INTR_TOV 3 #define SEMAPHORE_TOV 10 -#define ADAPTER_INIT_TOV 120 +#define ADAPTER_INIT_TOV 30 #define ADAPTER_RESET_TOV 180 #define EXTEND_CMD_TOV 60 #define WAIT_CMD_TOV 30 @@ -184,8 +197,6 @@ struct srb { uint16_t iocb_tov; uint16_t iocb_cnt; /* Number of used iocbs */ uint16_t cc_stat; - u_long r_start; /* Time we recieve a cmd from OS */ - u_long u_start; /* Time when we handed the cmd to F/W */ /* Used for extended sense / status continuation */ uint8_t *req_sense_ptr; @@ -221,7 +232,6 @@ struct ddb_entry { unsigned long dev_scan_wait_to_start_relogin; unsigned long dev_scan_wait_to_complete_relogin; - uint16_t os_target_id; /* Target ID */ uint16_t fw_ddb_index; /* DDB firmware index */ uint16_t options; uint32_t fw_ddb_device_state; /* F/W Device State -- see ql4_fw.h */ @@ -285,6 +295,67 @@ struct ddb_entry { #include "ql4_fw.h" #include "ql4_nvram.h" +struct ql82xx_hw_data { + /* Offsets for flash/nvram access (set to ~0 if not used). */ + uint32_t flash_conf_off; + uint32_t flash_data_off; + + uint32_t fdt_wrt_disable; + uint32_t fdt_erase_cmd; + uint32_t fdt_block_size; + uint32_t fdt_unprotect_sec_cmd; + uint32_t fdt_protect_sec_cmd; + + uint32_t flt_region_flt; + uint32_t flt_region_fdt; + uint32_t flt_region_boot; + uint32_t flt_region_bootload; + uint32_t flt_region_fw; + uint32_t reserved; +}; + +struct qla4_8xxx_legacy_intr_set { + uint32_t int_vec_bit; + uint32_t tgt_status_reg; + uint32_t tgt_mask_reg; + uint32_t pci_int_reg; +}; + +/* MSI-X Support */ + +#define QLA_MSIX_DEFAULT 0x00 +#define QLA_MSIX_RSP_Q 0x01 + +#define QLA_MSIX_ENTRIES 2 +#define QLA_MIDX_DEFAULT 0 +#define QLA_MIDX_RSP_Q 1 + +struct ql4_msix_entry { + int have_irq; + uint16_t msix_vector; + uint16_t msix_entry; +}; + +/* + * ISP Operations + */ +struct isp_operations { + int (*iospace_config) (struct scsi_qla_host *ha); + void (*pci_config) (struct scsi_qla_host *); + void (*disable_intrs) (struct scsi_qla_host *); + void (*enable_intrs) (struct scsi_qla_host *); + int (*start_firmware) (struct scsi_qla_host *); + irqreturn_t (*intr_handler) (int , void *); + void (*interrupt_service_routine) (struct scsi_qla_host *, uint32_t); + int (*reset_chip) (struct scsi_qla_host *); + int (*reset_firmware) (struct scsi_qla_host *); + void (*queue_iocb) (struct scsi_qla_host *); + void (*complete_iocb) (struct scsi_qla_host *); + uint16_t (*rd_shdw_req_q_out) (struct scsi_qla_host *); + uint16_t (*rd_shdw_rsp_q_in) (struct scsi_qla_host *); + int (*get_sys_info) (struct scsi_qla_host *); +}; + /* * Linux Host Adapter structure */ @@ -296,28 +367,39 @@ struct scsi_qla_host { #define AF_INIT_DONE 1 /* 0x00000002 */ #define AF_MBOX_COMMAND 2 /* 0x00000004 */ #define AF_MBOX_COMMAND_DONE 3 /* 0x00000008 */ +#define AF_DPC_SCHEDULED 5 /* 0x00000020 */ #define AF_INTERRUPTS_ON 6 /* 0x00000040 */ #define AF_GET_CRASH_RECORD 7 /* 0x00000080 */ #define AF_LINK_UP 8 /* 0x00000100 */ #define AF_IRQ_ATTACHED 10 /* 0x00000400 */ #define AF_DISABLE_ACB_COMPLETE 11 /* 0x00000800 */ +#define AF_HBA_GOING_AWAY 12 /* 0x00001000 */ +#define AF_INTx_ENABLED 15 /* 0x00008000 */ +#define AF_MSI_ENABLED 16 /* 0x00010000 */ +#define AF_MSIX_ENABLED 17 /* 0x00020000 */ +#define AF_MBOX_COMMAND_NOPOLL 18 /* 0x00040000 */ + unsigned long dpc_flags; #define DPC_RESET_HA 1 /* 0x00000002 */ #define DPC_RETRY_RESET_HA 2 /* 0x00000004 */ #define DPC_RELOGIN_DEVICE 3 /* 0x00000008 */ -#define DPC_RESET_HA_DESTROY_DDB_LIST 4 /* 0x00000010 */ +#define DPC_RESET_HA_FW_CONTEXT 4 /* 0x00000010 */ #define DPC_RESET_HA_INTR 5 /* 0x00000020 */ #define DPC_ISNS_RESTART 7 /* 0x00000080 */ #define DPC_AEN 9 /* 0x00000200 */ #define DPC_GET_DHCP_IP_ADDR 15 /* 0x00008000 */ #define DPC_LINK_CHANGED 18 /* 0x00040000 */ +#define DPC_RESET_ACTIVE 20 /* 0x00040000 */ +#define DPC_HA_UNRECOVERABLE 21 /* 0x00080000 ISP-82xx only*/ +#define DPC_HA_NEED_QUIESCENT 22 /* 0x00100000 ISP-82xx only*/ + struct Scsi_Host *host; /* pointer to host data */ uint32_t tot_ddbs; - uint16_t iocb_cnt; + uint16_t iocb_cnt; /* SRB cache. */ #define SRB_MIN_REQ 128 @@ -332,14 +414,13 @@ struct scsi_qla_host { #define MIN_IOBASE_LEN 0x100 uint16_t req_q_count; - uint8_t rsvd1[2]; unsigned long host_no; /* NVRAM registers */ struct eeprom_data *nvram; spinlock_t hardware_lock ____cacheline_aligned; - uint32_t eeprom_cmd_data; + uint32_t eeprom_cmd_data; /* Counters for general statistics */ uint64_t isr_count; @@ -375,7 +456,6 @@ struct scsi_qla_host { uint8_t alias[32]; uint8_t name_string[256]; uint8_t heartbeat_interval; - uint8_t rsvd; /* --- From FlashSysInfo --- */ uint8_t my_mac[MAC_ADDR_LEN]; @@ -469,6 +549,40 @@ struct scsi_qla_host { struct in6_addr ipv6_addr0; struct in6_addr ipv6_addr1; struct in6_addr ipv6_default_router_addr; + + /* qla82xx specific fields */ + struct device_reg_82xx __iomem *qla4_8xxx_reg; /* Base I/O address */ + unsigned long nx_pcibase; /* Base I/O address */ + uint8_t *nx_db_rd_ptr; /* Doorbell read pointer */ + unsigned long nx_db_wr_ptr; /* Door bell write pointer */ + unsigned long first_page_group_start; + unsigned long first_page_group_end; + + uint32_t crb_win; + uint32_t curr_window; + uint32_t ddr_mn_window; + unsigned long mn_win_crb; + unsigned long ms_win_crb; + int qdr_sn_window; + rwlock_t hw_lock; + uint16_t func_num; + int link_width; + + struct qla4_8xxx_legacy_intr_set nx_legacy_intr; + u32 nx_crb_mask; + + uint8_t revision_id; + uint32_t fw_heartbeat_counter; + + struct isp_operations *isp_ops; + struct ql82xx_hw_data hw; + + struct ql4_msix_entry msix_entries[QLA_MSIX_ENTRIES]; + + uint32_t nx_dev_init_timeout; + uint32_t nx_reset_timeout; + + struct completion mbx_intr_comp; }; static inline int is_ipv4_enabled(struct scsi_qla_host *ha) @@ -496,6 +610,11 @@ static inline int is_qla4032(struct scsi_qla_host *ha) return ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP4032; } +static inline int is_qla8022(struct scsi_qla_host *ha) +{ + return ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP8022; +} + static inline int adapter_up(struct scsi_qla_host *ha) { return (test_bit(AF_ONLINE, &ha->flags) != 0) && diff --git a/drivers/scsi/qla4xxx/ql4_fw.h b/drivers/scsi/qla4xxx/ql4_fw.h index 855226e08665..c94c9ddfb3a6 100644 --- a/drivers/scsi/qla4xxx/ql4_fw.h +++ b/drivers/scsi/qla4xxx/ql4_fw.h @@ -11,7 +11,7 @@ #define MAX_PRST_DEV_DB_ENTRIES 64 #define MIN_DISC_DEV_DB_ENTRY MAX_PRST_DEV_DB_ENTRIES -#define MAX_DEV_DB_ENTRIES 512 +#define MAX_DEV_DB_ENTRIES 512 /************************************************************************* * @@ -37,6 +37,33 @@ struct host_mem_cfg_regs { __le32 rsrvd1[31]; /* 0x84-0xFF */ }; +/* + * ISP 82xx I/O Register Set structure definitions. + */ +struct device_reg_82xx { + __le32 req_q_out; /* 0x0000 (R): Request Queue out-Pointer. */ + __le32 reserve1[63]; /* Request Queue out-Pointer. (64 * 4) */ + __le32 rsp_q_in; /* 0x0100 (R/W): Response Queue In-Pointer. */ + __le32 reserve2[63]; /* Response Queue In-Pointer. */ + __le32 rsp_q_out; /* 0x0200 (R/W): Response Queue Out-Pointer. */ + __le32 reserve3[63]; /* Response Queue Out-Pointer. */ + + __le32 mailbox_in[8]; /* 0x0300 (R/W): Mail box In registers */ + __le32 reserve4[24]; + __le32 hint; /* 0x0380 (R/W): Host interrupt register */ +#define HINT_MBX_INT_PENDING BIT_0 + __le32 reserve5[31]; + __le32 mailbox_out[8]; /* 0x0400 (R): Mail box Out registers */ + __le32 reserve6[56]; + + __le32 host_status; /* Offset 0x500 (R): host status */ +#define HSRX_RISC_MB_INT BIT_0 /* RISC to Host Mailbox interrupt */ +#define HSRX_RISC_IOCB_INT BIT_1 /* RISC to Host IOCB interrupt */ + + __le32 host_int; /* Offset 0x0504 (R/W): Interrupt status. */ +#define ISRX_82XX_RISC_INT BIT_0 /* RISC interrupt. */ +}; + /* remote register set (access via PCI memory read/write) */ struct isp_reg { #define MBOX_REG_COUNT 8 @@ -206,6 +233,79 @@ union external_hw_config_reg { uint32_t Asuint32_t; }; +/* 82XX Support start */ +/* 82xx Default FLT Addresses */ +#define FA_FLASH_LAYOUT_ADDR_82 0xFC400 +#define FA_FLASH_DESCR_ADDR_82 0xFC000 +#define FA_BOOT_LOAD_ADDR_82 0x04000 +#define FA_BOOT_CODE_ADDR_82 0x20000 +#define FA_RISC_CODE_ADDR_82 0x40000 +#define FA_GOLD_RISC_CODE_ADDR_82 0x80000 + +/* Flash Description Table */ +struct qla_fdt_layout { + uint8_t sig[4]; + uint16_t version; + uint16_t len; + uint16_t checksum; + uint8_t unused1[2]; + uint8_t model[16]; + uint16_t man_id; + uint16_t id; + uint8_t flags; + uint8_t erase_cmd; + uint8_t alt_erase_cmd; + uint8_t wrt_enable_cmd; + uint8_t wrt_enable_bits; + uint8_t wrt_sts_reg_cmd; + uint8_t unprotect_sec_cmd; + uint8_t read_man_id_cmd; + uint32_t block_size; + uint32_t alt_block_size; + uint32_t flash_size; + uint32_t wrt_enable_data; + uint8_t read_id_addr_len; + uint8_t wrt_disable_bits; + uint8_t read_dev_id_len; + uint8_t chip_erase_cmd; + uint16_t read_timeout; + uint8_t protect_sec_cmd; + uint8_t unused2[65]; +}; + +/* Flash Layout Table */ + +struct qla_flt_location { + uint8_t sig[4]; + uint16_t start_lo; + uint16_t start_hi; + uint8_t version; + uint8_t unused[5]; + uint16_t checksum; +}; + +struct qla_flt_header { + uint16_t version; + uint16_t length; + uint16_t checksum; + uint16_t unused; +}; + +/* 82xx FLT Regions */ +#define FLT_REG_FDT 0x1a +#define FLT_REG_FLT 0x1c +#define FLT_REG_BOOTLOAD_82 0x72 +#define FLT_REG_FW_82 0x74 +#define FLT_REG_GOLD_FW_82 0x75 +#define FLT_REG_BOOT_CODE_82 0x78 + +struct qla_flt_region { + uint32_t code; + uint32_t size; + uint32_t start; + uint32_t end; +}; + /************************************************************************* * * Mailbox Commands Structures and Definitions @@ -215,6 +315,10 @@ union external_hw_config_reg { /* Mailbox command definitions */ #define MBOX_CMD_ABOUT_FW 0x0009 #define MBOX_CMD_PING 0x000B +#define MBOX_CMD_ENABLE_INTRS 0x0010 +#define INTR_DISABLE 0 +#define INTR_ENABLE 1 +#define MBOX_CMD_STOP_FW 0x0014 #define MBOX_CMD_ABORT_TASK 0x0015 #define MBOX_CMD_LUN_RESET 0x0016 #define MBOX_CMD_TARGET_WARM_RESET 0x0017 @@ -243,6 +347,7 @@ union external_hw_config_reg { #define DDB_DS_LOGIN_IN_PROCESS 0x07 #define MBOX_CMD_GET_FW_STATE 0x0069 #define MBOX_CMD_GET_INIT_FW_CTRL_BLOCK_DEFAULTS 0x006A +#define MBOX_CMD_GET_SYS_INFO 0x0078 #define MBOX_CMD_RESTORE_FACTORY_DEFAULTS 0x0087 #define MBOX_CMD_SET_ACB 0x0088 #define MBOX_CMD_GET_ACB 0x0089 @@ -318,6 +423,15 @@ union external_hw_config_reg { #define MBOX_ASTS_IPSEC_SYSTEM_FATAL_ERROR 0x8022 #define MBOX_ASTS_SUBNET_STATE_CHANGE 0x8027 +/* ACB State Defines */ +#define ACB_STATE_UNCONFIGURED 0x00 +#define ACB_STATE_INVALID 0x01 +#define ACB_STATE_ACQUIRING 0x02 +#define ACB_STATE_TENTATIVE 0x03 +#define ACB_STATE_DEPRICATED 0x04 +#define ACB_STATE_VALID 0x05 +#define ACB_STATE_DISABLING 0x06 + /*************************************************************************/ /* Host Adapter Initialization Control Block (from host) */ @@ -558,6 +672,20 @@ struct flash_sys_info { uint32_t reserved1[39]; /* 170-1ff */ }; /* 200 */ +struct mbx_sys_info { + uint8_t board_id_str[16]; /* Keep board ID string first */ + /* in this structure for GUI. */ + uint16_t board_id; /* board ID code */ + uint16_t phys_port_cnt; /* number of physical network ports */ + uint16_t port_num; /* network port for this PCI function */ + /* (port 0 is first port) */ + uint8_t mac_addr[6]; /* MAC address for this PCI function */ + uint32_t iscsi_pci_func_cnt; /* number of iSCSI PCI functions */ + uint32_t pci_func; /* this PCI function */ + unsigned char serial_number[16]; /* serial number string */ + uint8_t reserved[16]; +}; + struct crash_record { uint16_t fw_major_version; /* 00 - 01 */ uint16_t fw_minor_version; /* 02 - 03 */ @@ -814,4 +942,13 @@ struct passthru_status { uint8_t res4[16]; /* 30-3F */ }; +/* + * ISP queue - response queue entry definition. + */ +struct response { + uint8_t data[60]; + uint32_t signature; +#define RESPONSE_PROCESSED 0xDEADDEAD /* Signature */ +}; + #endif /* _QLA4X_FW_H */ diff --git a/drivers/scsi/qla4xxx/ql4_glbl.h b/drivers/scsi/qla4xxx/ql4_glbl.h index c4636f6cb3cb..c9cd5d6db982 100644 --- a/drivers/scsi/qla4xxx/ql4_glbl.h +++ b/drivers/scsi/qla4xxx/ql4_glbl.h @@ -10,31 +10,32 @@ struct iscsi_cls_conn; -void qla4xxx_hw_reset(struct scsi_qla_host *ha); +int qla4xxx_hw_reset(struct scsi_qla_host *ha); int ql4xxx_lock_drvr_wait(struct scsi_qla_host *a); int qla4xxx_send_tgts(struct scsi_qla_host *ha, char *ip, uint16_t port); -int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb * srb); -int qla4xxx_initialize_adapter(struct scsi_qla_host * ha, +int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb *srb); +int qla4xxx_initialize_adapter(struct scsi_qla_host *ha, uint8_t renew_ddb_list); int qla4xxx_soft_reset(struct scsi_qla_host *ha); irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id); -void qla4xxx_free_ddb_list(struct scsi_qla_host * ha); -void qla4xxx_process_aen(struct scsi_qla_host * ha, uint8_t process_aen); +void qla4xxx_free_ddb_list(struct scsi_qla_host *ha); +void qla4xxx_free_ddb(struct scsi_qla_host *ha, struct ddb_entry *ddb_entry); +void qla4xxx_process_aen(struct scsi_qla_host *ha, uint8_t process_aen); -int qla4xxx_get_dhcp_ip_address(struct scsi_qla_host * ha); -int qla4xxx_relogin_device(struct scsi_qla_host * ha, - struct ddb_entry * ddb_entry); +int qla4xxx_get_dhcp_ip_address(struct scsi_qla_host *ha); +int qla4xxx_relogin_device(struct scsi_qla_host *ha, + struct ddb_entry *ddb_entry); int qla4xxx_abort_task(struct scsi_qla_host *ha, struct srb *srb); -int qla4xxx_reset_lun(struct scsi_qla_host * ha, struct ddb_entry * ddb_entry, +int qla4xxx_reset_lun(struct scsi_qla_host *ha, struct ddb_entry *ddb_entry, int lun); -int qla4xxx_reset_target(struct scsi_qla_host * ha, - struct ddb_entry * ddb_entry); -int qla4xxx_get_flash(struct scsi_qla_host * ha, dma_addr_t dma_addr, +int qla4xxx_reset_target(struct scsi_qla_host *ha, + struct ddb_entry *ddb_entry); +int qla4xxx_get_flash(struct scsi_qla_host *ha, dma_addr_t dma_addr, uint32_t offset, uint32_t len); -int qla4xxx_get_firmware_status(struct scsi_qla_host * ha); -int qla4xxx_get_firmware_state(struct scsi_qla_host * ha); -int qla4xxx_initialize_fw_cb(struct scsi_qla_host * ha); +int qla4xxx_get_firmware_status(struct scsi_qla_host *ha); +int qla4xxx_get_firmware_state(struct scsi_qla_host *ha); +int qla4xxx_initialize_fw_cb(struct scsi_qla_host *ha); /* FIXME: Goodness! this really wants a small struct to hold the * parameters. On x86 the args will get passed on the stack! */ @@ -54,20 +55,20 @@ int qla4xxx_set_ddb_entry(struct scsi_qla_host * ha, uint16_t fw_ddb_index, void qla4xxx_mark_device_missing(struct scsi_qla_host *ha, struct ddb_entry *ddb_entry); -u16 rd_nvram_word(struct scsi_qla_host * ha, int offset); -void qla4xxx_get_crash_record(struct scsi_qla_host * ha); +u16 rd_nvram_word(struct scsi_qla_host *ha, int offset); +void qla4xxx_get_crash_record(struct scsi_qla_host *ha); struct ddb_entry *qla4xxx_alloc_sess(struct scsi_qla_host *ha); int qla4xxx_add_sess(struct ddb_entry *); void qla4xxx_destroy_sess(struct ddb_entry *ddb_entry); -int qla4xxx_is_nvram_configuration_valid(struct scsi_qla_host * ha); +int qla4xxx_is_nvram_configuration_valid(struct scsi_qla_host *ha); int qla4xxx_get_fw_version(struct scsi_qla_host * ha); -void qla4xxx_interrupt_service_routine(struct scsi_qla_host * ha, +void qla4xxx_interrupt_service_routine(struct scsi_qla_host *ha, uint32_t intr_status); -int qla4xxx_init_rings(struct scsi_qla_host * ha); -struct srb * qla4xxx_del_from_active_array(struct scsi_qla_host *ha, - uint32_t index); +int qla4xxx_init_rings(struct scsi_qla_host *ha); void qla4xxx_srb_compl(struct kref *ref); -int qla4xxx_reinitialize_ddb_list(struct scsi_qla_host * ha); +struct srb *qla4xxx_del_from_active_array(struct scsi_qla_host *ha, + uint32_t index); +int qla4xxx_reinitialize_ddb_list(struct scsi_qla_host *ha); int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index, uint32_t state, uint32_t conn_error); void qla4xxx_dump_buffer(void *b, uint32_t size); @@ -75,8 +76,65 @@ int qla4xxx_send_marker_iocb(struct scsi_qla_host *ha, struct ddb_entry *ddb_entry, int lun, uint16_t mrkr_mod); int qla4_is_relogin_allowed(struct scsi_qla_host *ha, uint32_t conn_err); +int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount, + uint8_t outCount, uint32_t *mbx_cmd, uint32_t *mbx_sts); + +void qla4xxx_queue_iocb(struct scsi_qla_host *ha); +void qla4xxx_complete_iocb(struct scsi_qla_host *ha); +int qla4xxx_get_sys_info(struct scsi_qla_host *ha); +int qla4xxx_iospace_config(struct scsi_qla_host *ha); +void qla4xxx_pci_config(struct scsi_qla_host *ha); +int qla4xxx_start_firmware(struct scsi_qla_host *ha); +irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id); +uint16_t qla4xxx_rd_shdw_req_q_out(struct scsi_qla_host *ha); +uint16_t qla4xxx_rd_shdw_rsp_q_in(struct scsi_qla_host *ha); +int qla4xxx_request_irqs(struct scsi_qla_host *ha); +void qla4xxx_free_irqs(struct scsi_qla_host *ha); +void qla4xxx_process_response_queue(struct scsi_qla_host *ha); +void qla4xxx_wake_dpc(struct scsi_qla_host *ha); +void qla4xxx_get_conn_event_log(struct scsi_qla_host *ha); + +void qla4_8xxx_pci_config(struct scsi_qla_host *); +int qla4_8xxx_iospace_config(struct scsi_qla_host *ha); +int qla4_8xxx_load_risc(struct scsi_qla_host *); +irqreturn_t qla4_8xxx_intr_handler(int irq, void *dev_id); +void qla4_8xxx_queue_iocb(struct scsi_qla_host *ha); +void qla4_8xxx_complete_iocb(struct scsi_qla_host *ha); + +int qla4_8xxx_crb_win_lock(struct scsi_qla_host *); +void qla4_8xxx_crb_win_unlock(struct scsi_qla_host *); +int qla4_8xxx_pci_get_crb_addr_2M(struct scsi_qla_host *, ulong *); +void qla4_8xxx_wr_32(struct scsi_qla_host *, ulong, u32); +int qla4_8xxx_rd_32(struct scsi_qla_host *, ulong); +int qla4_8xxx_pci_mem_read_2M(struct scsi_qla_host *, u64, void *, int); +int qla4_8xxx_pci_mem_write_2M(struct scsi_qla_host *ha, u64, void *, int); +int qla4_8xxx_isp_reset(struct scsi_qla_host *ha); +void qla4_8xxx_interrupt_service_routine(struct scsi_qla_host *ha, + uint32_t intr_status); +uint16_t qla4_8xxx_rd_shdw_req_q_out(struct scsi_qla_host *ha); +uint16_t qla4_8xxx_rd_shdw_rsp_q_in(struct scsi_qla_host *ha); +int qla4_8xxx_get_sys_info(struct scsi_qla_host *ha); +void qla4_8xxx_watchdog(struct scsi_qla_host *ha); +int qla4_8xxx_stop_firmware(struct scsi_qla_host *ha); +int qla4_8xxx_get_flash_info(struct scsi_qla_host *ha); +void qla4_8xxx_enable_intrs(struct scsi_qla_host *ha); +void qla4_8xxx_disable_intrs(struct scsi_qla_host *ha); +int qla4_8xxx_enable_msix(struct scsi_qla_host *ha); +void qla4_8xxx_disable_msix(struct scsi_qla_host *ha); +irqreturn_t qla4_8xxx_msi_handler(int irq, void *dev_id); +irqreturn_t qla4_8xxx_default_intr_handler(int irq, void *dev_id); +irqreturn_t qla4_8xxx_msix_rsp_q(int irq, void *dev_id); +void qla4xxx_mark_all_devices_missing(struct scsi_qla_host *ha); +void qla4xxx_dead_adapter_cleanup(struct scsi_qla_host *ha); +int qla4_8xxx_idc_lock(struct scsi_qla_host *ha); +void qla4_8xxx_idc_unlock(struct scsi_qla_host *ha); +int qla4_8xxx_device_state_handler(struct scsi_qla_host *ha); +void qla4_8xxx_need_qsnt_handler(struct scsi_qla_host *ha); +void qla4_8xxx_clear_drv_active(struct scsi_qla_host *ha); + extern int ql4xextended_error_logging; extern int ql4xdiscoverywait; extern int ql4xdontresethba; -extern int ql4_mod_unload; +extern int ql4xenablemsix; + #endif /* _QLA4x_GBL_H */ diff --git a/drivers/scsi/qla4xxx/ql4_init.c b/drivers/scsi/qla4xxx/ql4_init.c index 5510df8a7fa6..266ebd45396d 100644 --- a/drivers/scsi/qla4xxx/ql4_init.c +++ b/drivers/scsi/qla4xxx/ql4_init.c @@ -11,8 +11,8 @@ #include "ql4_dbg.h" #include "ql4_inline.h" -static struct ddb_entry * qla4xxx_alloc_ddb(struct scsi_qla_host *ha, - uint32_t fw_ddb_index); +static struct ddb_entry *qla4xxx_alloc_ddb(struct scsi_qla_host *ha, + uint32_t fw_ddb_index); static void ql4xxx_set_mac_number(struct scsi_qla_host *ha) { @@ -51,8 +51,8 @@ static void ql4xxx_set_mac_number(struct scsi_qla_host *ha) * This routine deallocates and unlinks the specified ddb_entry from the * adapter's **/ -static void qla4xxx_free_ddb(struct scsi_qla_host *ha, - struct ddb_entry *ddb_entry) +void qla4xxx_free_ddb(struct scsi_qla_host *ha, + struct ddb_entry *ddb_entry) { /* Remove device entry from list */ list_del_init(&ddb_entry->list); @@ -86,6 +86,25 @@ void qla4xxx_free_ddb_list(struct scsi_qla_host *ha) } /** + * qla4xxx_init_response_q_entries() - Initializes response queue entries. + * @ha: HA context + * + * Beginning of request ring has initialization control block already built + * by nvram config routine. + **/ +static void qla4xxx_init_response_q_entries(struct scsi_qla_host *ha) +{ + uint16_t cnt; + struct response *pkt; + + pkt = (struct response *)ha->response_ptr; + for (cnt = 0; cnt < RESPONSE_QUEUE_DEPTH; cnt++) { + pkt->signature = RESPONSE_PROCESSED; + pkt++; + } +} + +/** * qla4xxx_init_rings - initialize hw queues * @ha: pointer to host adapter structure. * @@ -109,19 +128,31 @@ int qla4xxx_init_rings(struct scsi_qla_host *ha) ha->response_out = 0; ha->response_ptr = &ha->response_ring[ha->response_out]; - /* - * Initialize DMA Shadow registers. The firmware is really supposed to - * take care of this, but on some uniprocessor systems, the shadow - * registers aren't cleared-- causing the interrupt_handler to think - * there are responses to be processed when there aren't. - */ - ha->shadow_regs->req_q_out = __constant_cpu_to_le32(0); - ha->shadow_regs->rsp_q_in = __constant_cpu_to_le32(0); - wmb(); + if (is_qla8022(ha)) { + writel(0, + (unsigned long __iomem *)&ha->qla4_8xxx_reg->req_q_out); + writel(0, + (unsigned long __iomem *)&ha->qla4_8xxx_reg->rsp_q_in); + writel(0, + (unsigned long __iomem *)&ha->qla4_8xxx_reg->rsp_q_out); + } else { + /* + * Initialize DMA Shadow registers. The firmware is really + * supposed to take care of this, but on some uniprocessor + * systems, the shadow registers aren't cleared-- causing + * the interrupt_handler to think there are responses to be + * processed when there aren't. + */ + ha->shadow_regs->req_q_out = __constant_cpu_to_le32(0); + ha->shadow_regs->rsp_q_in = __constant_cpu_to_le32(0); + wmb(); - writel(0, &ha->reg->req_q_in); - writel(0, &ha->reg->rsp_q_out); - readl(&ha->reg->rsp_q_out); + writel(0, &ha->reg->req_q_in); + writel(0, &ha->reg->rsp_q_out); + readl(&ha->reg->rsp_q_out); + } + + qla4xxx_init_response_q_entries(ha); spin_unlock_irqrestore(&ha->hardware_lock, flags); @@ -129,11 +160,11 @@ int qla4xxx_init_rings(struct scsi_qla_host *ha) } /** - * qla4xxx_validate_mac_address - validate adapter MAC address(es) + * qla4xxx_get_sys_info - validate adapter MAC address(es) * @ha: pointer to host adapter structure. * **/ -static int qla4xxx_validate_mac_address(struct scsi_qla_host *ha) +int qla4xxx_get_sys_info(struct scsi_qla_host *ha) { struct flash_sys_info *sys_info; dma_addr_t sys_info_dma; @@ -145,7 +176,7 @@ static int qla4xxx_validate_mac_address(struct scsi_qla_host *ha) DEBUG2(printk("scsi%ld: %s: Unable to allocate dma buffer.\n", ha->host_no, __func__)); - goto exit_validate_mac_no_free; + goto exit_get_sys_info_no_free; } memset(sys_info, 0, sizeof(*sys_info)); @@ -155,7 +186,7 @@ static int qla4xxx_validate_mac_address(struct scsi_qla_host *ha) DEBUG2(printk("scsi%ld: %s: get_flash FLASH_OFFSET_SYS_INFO " "failed\n", ha->host_no, __func__)); - goto exit_validate_mac; + goto exit_get_sys_info; } /* Save M.A.C. address & serial_number */ @@ -168,11 +199,11 @@ static int qla4xxx_validate_mac_address(struct scsi_qla_host *ha) status = QLA_SUCCESS; - exit_validate_mac: +exit_get_sys_info: dma_free_coherent(&ha->pdev->dev, sizeof(*sys_info), sys_info, sys_info_dma); - exit_validate_mac_no_free: +exit_get_sys_info_no_free: return status; } @@ -266,7 +297,7 @@ static int qla4xxx_fw_ready(struct scsi_qla_host *ha) uint32_t timeout_count; int ready = 0; - DEBUG2(dev_info(&ha->pdev->dev, "Waiting for Firmware Ready..\n")); + DEBUG2(ql4_printk(KERN_INFO, ha, "Waiting for Firmware Ready..\n")); for (timeout_count = ADAPTER_INIT_TOV; timeout_count > 0; timeout_count--) { if (test_and_clear_bit(DPC_GET_DHCP_IP_ADDR, &ha->dpc_flags)) @@ -339,29 +370,29 @@ static int qla4xxx_fw_ready(struct scsi_qla_host *ha) if (!qla4xxx_wait_for_ip_config(ha) || timeout_count == 1) { - DEBUG2(dev_info(&ha->pdev->dev, - "Firmware Ready..\n")); + DEBUG2(ql4_printk(KERN_INFO, ha, + "Firmware Ready..\n")); /* The firmware is ready to process SCSI commands. */ - DEBUG2(dev_info(&ha->pdev->dev, + DEBUG2(ql4_printk(KERN_INFO, ha, "scsi%ld: %s: MEDIA TYPE" " - %s\n", ha->host_no, __func__, (ha->addl_fw_state & FW_ADDSTATE_OPTICAL_MEDIA) != 0 ? "OPTICAL" : "COPPER")); - DEBUG2(dev_info(&ha->pdev->dev, + DEBUG2(ql4_printk(KERN_INFO, ha, "scsi%ld: %s: DHCPv4 STATE" " Enabled %s\n", ha->host_no, __func__, (ha->addl_fw_state & FW_ADDSTATE_DHCPv4_ENABLED) != 0 ? "YES" : "NO")); - DEBUG2(dev_info(&ha->pdev->dev, + DEBUG2(ql4_printk(KERN_INFO, ha, "scsi%ld: %s: LINK %s\n", ha->host_no, __func__, (ha->addl_fw_state & FW_ADDSTATE_LINK_UP) != 0 ? "UP" : "DOWN")); - DEBUG2(dev_info(&ha->pdev->dev, + DEBUG2(ql4_printk(KERN_INFO, ha, "scsi%ld: %s: iSNS Service " "Started %s\n", ha->host_no, __func__, @@ -399,6 +430,7 @@ static int qla4xxx_fw_ready(struct scsi_qla_host *ha) DEBUG2(printk("scsi%ld: %s: FW initialized, but " "auto-discovery still in process\n", ha->host_no, __func__)); + ready = 1; } return ready; @@ -413,7 +445,7 @@ static int qla4xxx_init_firmware(struct scsi_qla_host *ha) { int status = QLA_ERROR; - dev_info(&ha->pdev->dev, "Initializing firmware..\n"); + ql4_printk(KERN_INFO, ha, "Initializing firmware..\n"); if (qla4xxx_initialize_fw_cb(ha) == QLA_ERROR) { DEBUG2(printk("scsi%ld: %s: Failed to initialize firmware " "control block\n", ha->host_no, __func__)); @@ -443,17 +475,17 @@ static struct ddb_entry* qla4xxx_get_ddb_entry(struct scsi_qla_host *ha, if (fw_ddb_entry == NULL) { DEBUG2(printk("scsi%ld: %s: Unable to allocate dma buffer.\n", ha->host_no, __func__)); - return NULL; + goto exit_get_ddb_entry_no_free; } if (qla4xxx_get_fwddb_entry(ha, fw_ddb_index, fw_ddb_entry, fw_ddb_entry_dma, NULL, NULL, &device_state, NULL, NULL, NULL) == - QLA_ERROR) { + QLA_ERROR) { DEBUG2(printk("scsi%ld: %s: failed get_ddb_entry for " "fw_ddb_index %d\n", ha->host_no, __func__, fw_ddb_index)); - return NULL; + goto exit_get_ddb_entry; } /* Allocate DDB if not already allocated. */ @@ -471,6 +503,7 @@ static struct ddb_entry* qla4xxx_get_ddb_entry(struct scsi_qla_host *ha, } } + /* if not found allocate new ddb */ if (!found) { DEBUG2(printk("scsi%ld: %s: ddb[%d] not found - allocating " "new ddb\n", ha->host_no, __func__, @@ -479,10 +512,11 @@ static struct ddb_entry* qla4xxx_get_ddb_entry(struct scsi_qla_host *ha, ddb_entry = qla4xxx_alloc_ddb(ha, fw_ddb_index); } - /* if not found allocate new ddb */ +exit_get_ddb_entry: dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), fw_ddb_entry, fw_ddb_entry_dma); +exit_get_ddb_entry_no_free: return ddb_entry; } @@ -510,7 +544,8 @@ static int qla4xxx_update_ddb_entry(struct scsi_qla_host *ha, if (ddb_entry == NULL) { DEBUG2(printk("scsi%ld: %s: ddb_entry is NULL\n", ha->host_no, __func__)); - goto exit_update_ddb; + + goto exit_update_ddb_no_free; } /* Make sure the dma buffer is valid */ @@ -521,7 +556,7 @@ static int qla4xxx_update_ddb_entry(struct scsi_qla_host *ha, DEBUG2(printk("scsi%ld: %s: Unable to allocate dma buffer.\n", ha->host_no, __func__)); - goto exit_update_ddb; + goto exit_update_ddb_no_free; } if (qla4xxx_get_fwddb_entry(ha, fw_ddb_index, fw_ddb_entry, @@ -529,7 +564,7 @@ static int qla4xxx_update_ddb_entry(struct scsi_qla_host *ha, &ddb_entry->fw_ddb_device_state, &conn_err, &ddb_entry->tcp_source_port_num, &ddb_entry->connection_id) == - QLA_ERROR) { + QLA_ERROR) { DEBUG2(printk("scsi%ld: %s: failed get_ddb_entry for " "fw_ddb_index %d\n", ha->host_no, __func__, fw_ddb_index)); @@ -559,6 +594,9 @@ static int qla4xxx_update_ddb_entry(struct scsi_qla_host *ha, memcpy(&ddb_entry->iscsi_name[0], &fw_ddb_entry->iscsi_name[0], min(sizeof(ddb_entry->iscsi_name), sizeof(fw_ddb_entry->iscsi_name))); + memcpy(&ddb_entry->iscsi_alias[0], &fw_ddb_entry->iscsi_alias[0], + min(sizeof(ddb_entry->iscsi_alias), + sizeof(fw_ddb_entry->iscsi_alias))); memcpy(&ddb_entry->ip_addr[0], &fw_ddb_entry->ip_addr[0], min(sizeof(ddb_entry->ip_addr), sizeof(fw_ddb_entry->ip_addr))); @@ -580,21 +618,19 @@ static int qla4xxx_update_ddb_entry(struct scsi_qla_host *ha, min(sizeof(ddb_entry->link_local_ipv6_addr), sizeof(fw_ddb_entry->link_local_ipv6_addr))); - DEBUG2(dev_info(&ha->pdev->dev, "%s: DDB[%d] osIdx = %d " - "State %04x ConnErr %08x IP %pI6 " + DEBUG2(ql4_printk(KERN_INFO, ha, "%s: DDB[%d] State %04x" + " ConnErr %08x IP %pI6 " ":%04d \"%s\"\n", __func__, fw_ddb_index, - ddb_entry->os_target_id, ddb_entry->fw_ddb_device_state, conn_err, fw_ddb_entry->ip_addr, le16_to_cpu(fw_ddb_entry->port), fw_ddb_entry->iscsi_name)); } else - DEBUG2(dev_info(&ha->pdev->dev, "%s: DDB[%d] osIdx = %d " - "State %04x ConnErr %08x IP %pI4 " + DEBUG2(ql4_printk(KERN_INFO, ha, "%s: DDB[%d] State %04x" + " ConnErr %08x IP %pI4 " ":%04d \"%s\"\n", __func__, fw_ddb_index, - ddb_entry->os_target_id, ddb_entry->fw_ddb_device_state, conn_err, fw_ddb_entry->ip_addr, le16_to_cpu(fw_ddb_entry->port), @@ -604,6 +640,7 @@ exit_update_ddb: dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), fw_ddb_entry, fw_ddb_entry_dma); +exit_update_ddb_no_free: return status; } @@ -660,18 +697,18 @@ int qla4_is_relogin_allowed(struct scsi_qla_host *ha, uint32_t conn_err) err_code = ((conn_err & 0x00ff0000) >> 16); login_rsp_sts_class = ((conn_err & 0x0000ff00) >> 8); if (err_code == 0x1c || err_code == 0x06) { - DEBUG2(dev_info(&ha->pdev->dev, - ": conn_err=0x%08x, send target completed" - " or access denied failure\n", conn_err)); + DEBUG2(ql4_printk(KERN_INFO, ha, + ": conn_err=0x%08x, send target completed" + " or access denied failure\n", conn_err)); relogin = 0; } if ((err_code == 0x08) && (login_rsp_sts_class == 0x02)) { /* Login Response PDU returned an error. Login Response Status in Error Code Detail indicates login should not be retried.*/ - DEBUG2(dev_info(&ha->pdev->dev, - ": conn_err=0x%08x, do not retry relogin\n", - conn_err)); + DEBUG2(ql4_printk(KERN_INFO, ha, + ": conn_err=0x%08x, do not retry relogin\n", + conn_err)); relogin = 0; } @@ -688,7 +725,7 @@ int qla4_is_relogin_allowed(struct scsi_qla_host *ha, uint32_t conn_err) **/ static int qla4xxx_build_ddb_list(struct scsi_qla_host *ha) { - int status = QLA_SUCCESS; + int status = QLA_ERROR; uint32_t fw_ddb_index = 0; uint32_t next_fw_ddb_index = 0; uint32_t ddb_state; @@ -702,12 +739,13 @@ static int qla4xxx_build_ddb_list(struct scsi_qla_host *ha) fw_ddb_entry = dma_alloc_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), &fw_ddb_entry_dma, GFP_KERNEL); if (fw_ddb_entry == NULL) { - DEBUG2(dev_info(&ha->pdev->dev, "%s: DMA alloc failed\n", + DEBUG2(ql4_printk(KERN_INFO, ha, "%s: DMA alloc failed\n", __func__)); - return QLA_ERROR; + + goto exit_build_ddb_list_no_free; } - dev_info(&ha->pdev->dev, "Initializing DDBs ...\n"); + ql4_printk(KERN_INFO, ha, "Initializing DDBs ...\n"); for (fw_ddb_index = 0; fw_ddb_index < MAX_DDB_ENTRIES; fw_ddb_index = next_fw_ddb_index) { /* First, let's see if a device exists here */ @@ -719,7 +757,7 @@ static int qla4xxx_build_ddb_list(struct scsi_qla_host *ha) DEBUG2(printk("scsi%ld: %s: get_ddb_entry, " "fw_ddb_index %d failed", ha->host_no, __func__, fw_ddb_index)); - return QLA_ERROR; + goto exit_build_ddb_list; } DEBUG2(printk("scsi%ld: %s: Getting DDB[%d] ddbstate=0x%x, " @@ -749,7 +787,7 @@ static int qla4xxx_build_ddb_list(struct scsi_qla_host *ha) "get_ddb_entry %d failed\n", ha->host_no, __func__, fw_ddb_index)); - return QLA_ERROR; + goto exit_build_ddb_list; } } } @@ -769,7 +807,7 @@ static int qla4xxx_build_ddb_list(struct scsi_qla_host *ha) DEBUG2(printk("scsi%ld: %s: Unable to allocate memory " "for device at fw_ddb_index %d\n", ha->host_no, __func__, fw_ddb_index)); - return QLA_ERROR; + goto exit_build_ddb_list; } /* Fill in the device structure */ if (qla4xxx_update_ddb_entry(ha, ddb_entry, fw_ddb_index) == @@ -777,11 +815,10 @@ static int qla4xxx_build_ddb_list(struct scsi_qla_host *ha) ha->fw_ddb_index_map[fw_ddb_index] = (struct ddb_entry *)INVALID_ENTRY; - DEBUG2(printk("scsi%ld: %s: update_ddb_entry failed " "for fw_ddb_index %d.\n", ha->host_no, __func__, fw_ddb_index)); - return QLA_ERROR; + goto exit_build_ddb_list; } next_one: @@ -791,8 +828,14 @@ next_one: break; } - dev_info(&ha->pdev->dev, "DDB list done..\n"); + status = QLA_SUCCESS; + ql4_printk(KERN_INFO, ha, "DDB list done..\n"); + +exit_build_ddb_list: + dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), fw_ddb_entry, + fw_ddb_entry_dma); +exit_build_ddb_list_no_free: return status; } @@ -951,6 +994,9 @@ static int qla4xxx_initialize_ddb_list(struct scsi_qla_host *ha) qla4xxx_flush_AENS(ha); + /* Wait for an AEN */ + qla4xxx_devices_ready(ha); + /* * First perform device discovery for active * fw ddb indexes and build @@ -959,9 +1005,6 @@ static int qla4xxx_initialize_ddb_list(struct scsi_qla_host *ha) if ((status = qla4xxx_build_ddb_list(ha)) == QLA_ERROR) return status; - /* Wait for an AEN */ - qla4xxx_devices_ready(ha); - /* * Targets can come online after the inital discovery, so processing * the aens here will catch them. @@ -973,7 +1016,7 @@ static int qla4xxx_initialize_ddb_list(struct scsi_qla_host *ha) } /** - * qla4xxx_update_ddb_list - update the driver ddb list + * qla4xxx_reinitialize_ddb_list - update the driver ddb list * @ha: pointer to host adapter structure. * * This routine obtains device information from the F/W database after @@ -993,6 +1036,7 @@ int qla4xxx_reinitialize_ddb_list(struct scsi_qla_host *ha) DEBUG2(printk ("scsi%ld: %s: ddb index [%d] marked " "ONLINE\n", ha->host_no, __func__, ddb_entry->fw_ddb_index)); + iscsi_unblock_session(ddb_entry->sess); } else if (atomic_read(&ddb_entry->state) == DDB_STATE_ONLINE) qla4xxx_mark_device_missing(ha, ddb_entry); } @@ -1016,7 +1060,7 @@ int qla4xxx_relogin_device(struct scsi_qla_host *ha, (uint16_t)RELOGIN_TOV); atomic_set(&ddb_entry->relogin_timer, relogin_timer); - DEBUG2(printk("scsi%ld: Relogin index [%d]. TOV=%d\n", ha->host_no, + DEBUG2(printk("scsi%ld: Relogin ddb [%d]. TOV=%d\n", ha->host_no, ddb_entry->fw_ddb_index, relogin_timer)); qla4xxx_set_ddb_entry(ha, ddb_entry->fw_ddb_index, 0); @@ -1039,17 +1083,17 @@ static int qla4xxx_config_nvram(struct scsi_qla_host *ha) } /* Get EEPRom Parameters from NVRAM and validate */ - dev_info(&ha->pdev->dev, "Configuring NVRAM ...\n"); + ql4_printk(KERN_INFO, ha, "Configuring NVRAM ...\n"); if (qla4xxx_is_nvram_configuration_valid(ha) == QLA_SUCCESS) { spin_lock_irqsave(&ha->hardware_lock, flags); extHwConfig.Asuint32_t = rd_nvram_word(ha, eeprom_ext_hw_conf_offset(ha)); spin_unlock_irqrestore(&ha->hardware_lock, flags); } else { - dev_warn(&ha->pdev->dev, - "scsi%ld: %s: EEProm checksum invalid. " - "Please update your EEPROM\n", ha->host_no, - __func__); + ql4_printk(KERN_WARNING, ha, + "scsi%ld: %s: EEProm checksum invalid. " + "Please update your EEPROM\n", ha->host_no, + __func__); /* Attempt to set defaults */ if (is_qla4010(ha)) @@ -1073,12 +1117,21 @@ static int qla4xxx_config_nvram(struct scsi_qla_host *ha) return QLA_SUCCESS; } -static void qla4x00_pci_config(struct scsi_qla_host *ha) +/** + * qla4_8xxx_pci_config() - Setup ISP82xx PCI configuration registers. + * @ha: HA context + */ +void qla4_8xxx_pci_config(struct scsi_qla_host *ha) +{ + pci_set_master(ha->pdev); +} + +void qla4xxx_pci_config(struct scsi_qla_host *ha) { uint16_t w; int status; - dev_info(&ha->pdev->dev, "Configuring PCI space...\n"); + ql4_printk(KERN_INFO, ha, "Configuring PCI space...\n"); pci_set_master(ha->pdev); status = pci_set_mwi(ha->pdev); @@ -1100,7 +1153,7 @@ static int qla4xxx_start_firmware_from_flash(struct scsi_qla_host *ha) unsigned long flags; uint32_t mbox_status; - dev_info(&ha->pdev->dev, "Starting firmware ...\n"); + ql4_printk(KERN_INFO, ha, "Starting firmware ...\n"); /* * Start firmware from flash ROM @@ -1204,7 +1257,7 @@ int ql4xxx_lock_drvr_wait(struct scsi_qla_host *a) * This routine performs the necessary steps to start the firmware for * the QLA4010 adapter. **/ -static int qla4xxx_start_firmware(struct scsi_qla_host *ha) +int qla4xxx_start_firmware(struct scsi_qla_host *ha) { unsigned long flags = 0; uint32_t mbox_status; @@ -1283,7 +1336,8 @@ static int qla4xxx_start_firmware(struct scsi_qla_host *ha) if (soft_reset) { DEBUG(printk("scsi%ld: %s: Issue Soft Reset\n", ha->host_no, __func__)); - status = qla4xxx_soft_reset(ha); + status = qla4xxx_soft_reset(ha); /* NOTE: acquires drvr + * lock again, but ok */ if (status == QLA_ERROR) { DEBUG(printk("scsi%d: %s: Soft Reset failed!\n", ha->host_no, __func__)); @@ -1304,7 +1358,6 @@ static int qla4xxx_start_firmware(struct scsi_qla_host *ha) ql4xxx_unlock_drvr(ha); if (status == QLA_SUCCESS) { - qla4xxx_get_fw_version(ha); if (test_and_clear_bit(AF_GET_CRASH_RECORD, &ha->flags)) qla4xxx_get_crash_record(ha); } else { @@ -1331,18 +1384,21 @@ int qla4xxx_initialize_adapter(struct scsi_qla_host *ha, int status = QLA_ERROR; int8_t ip_address[IP_ADDR_LEN] = {0} ; - clear_bit(AF_ONLINE, &ha->flags); ha->eeprom_cmd_data = 0; - qla4x00_pci_config(ha); + ql4_printk(KERN_INFO, ha, "Configuring PCI space...\n"); + ha->isp_ops->pci_config(ha); - qla4xxx_disable_intrs(ha); + ha->isp_ops->disable_intrs(ha); /* Initialize the Host adapter request/response queues and firmware */ - if (qla4xxx_start_firmware(ha) == QLA_ERROR) + if (ha->isp_ops->start_firmware(ha) == QLA_ERROR) goto exit_init_hba; - if (qla4xxx_validate_mac_address(ha) == QLA_ERROR) + if (qla4xxx_get_fw_version(ha) == QLA_ERROR) + goto exit_init_hba; + + if (ha->isp_ops->get_sys_info(ha) == QLA_ERROR) goto exit_init_hba; if (qla4xxx_init_local_data(ha) == QLA_ERROR) @@ -1395,6 +1451,8 @@ int qla4xxx_initialize_adapter(struct scsi_qla_host *ha, exit_init_online: set_bit(AF_ONLINE, &ha->flags); exit_init_hba: + DEBUG2(printk("scsi%ld: initialize adapter: %s\n", ha->host_no, + status == QLA_ERROR ? "FAILED" : "SUCCEDED")); return status; } @@ -1487,7 +1545,10 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index, ddb_entry->fw_ddb_device_state, state, fw_ddb_index)); if (old_fw_ddb_device_state == state && state == DDB_DS_SESSION_ACTIVE) { - /* Do nothing, state not changed. */ + if (atomic_read(&ddb_entry->state) != DDB_STATE_ONLINE) { + atomic_set(&ddb_entry->state, DDB_STATE_ONLINE); + iscsi_unblock_session(ddb_entry->sess); + } return QLA_SUCCESS; } @@ -1511,7 +1572,7 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index, } else { /* Device went away, mark device missing */ if (atomic_read(&ddb_entry->state) == DDB_STATE_ONLINE) { - DEBUG2(dev_info(&ha->pdev->dev, "%s mark missing " + DEBUG2(ql4_printk(KERN_INFO, ha, "%s mark missing " "ddb_entry 0x%p sess 0x%p conn 0x%p\n", __func__, ddb_entry, ddb_entry->sess, ddb_entry->conn)); @@ -1543,9 +1604,20 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index, atomic_set(&ddb_entry->relogin_timer, 0); atomic_set(&ddb_entry->retry_relogin_timer, ddb_entry->default_time2wait + 4); + DEBUG(printk("scsi%ld: %s: ddb[%d] " + "initiate relogin after %d seconds\n", + ha->host_no, __func__, + ddb_entry->fw_ddb_index, + ddb_entry->default_time2wait + 4)); + } else { + DEBUG(printk("scsi%ld: %s: ddb[%d] " + "relogin not initiated, state = %d, " + "ddb_entry->flags = 0x%lx\n", + ha->host_no, __func__, + ddb_entry->fw_ddb_index, + ddb_entry->fw_ddb_device_state, + ddb_entry->flags)); } } - return QLA_SUCCESS; } - diff --git a/drivers/scsi/qla4xxx/ql4_inline.h b/drivers/scsi/qla4xxx/ql4_inline.h index 6375eb017dd3..9471ac755000 100644 --- a/drivers/scsi/qla4xxx/ql4_inline.h +++ b/drivers/scsi/qla4xxx/ql4_inline.h @@ -29,7 +29,7 @@ qla4xxx_lookup_ddb_by_fw_index(struct scsi_qla_host *ha, uint32_t fw_ddb_index) ddb_entry = ha->fw_ddb_index_map[fw_ddb_index]; } - DEBUG3(printk("scsi%d: %s: index [%d], ddb_entry = %p\n", + DEBUG3(printk("scsi%d: %s: ddb [%d], ddb_entry = %p\n", ha->host_no, __func__, fw_ddb_index, ddb_entry)); return ddb_entry; diff --git a/drivers/scsi/qla4xxx/ql4_iocb.c b/drivers/scsi/qla4xxx/ql4_iocb.c index e66f3f263f49..f89973deac5b 100644 --- a/drivers/scsi/qla4xxx/ql4_iocb.c +++ b/drivers/scsi/qla4xxx/ql4_iocb.c @@ -108,8 +108,7 @@ int qla4xxx_send_marker_iocb(struct scsi_qla_host *ha, wmb(); /* Tell ISP it's got a new I/O request */ - writel(ha->request_in, &ha->reg->req_q_in); - readl(&ha->reg->req_q_in); + ha->isp_ops->queue_iocb(ha); exit_send_marker: spin_unlock_irqrestore(&ha->hardware_lock, flags); @@ -194,6 +193,72 @@ static void qla4xxx_build_scsi_iocbs(struct srb *srb, } /** + * qla4_8xxx_queue_iocb - Tell ISP it's got new request(s) + * @ha: pointer to host adapter structure. + * + * This routine notifies the ISP that one or more new request + * queue entries have been placed on the request queue. + **/ +void qla4_8xxx_queue_iocb(struct scsi_qla_host *ha) +{ + uint32_t dbval = 0; + unsigned long wtime; + + dbval = 0x14 | (ha->func_num << 5); + dbval = dbval | (0 << 8) | (ha->request_in << 16); + writel(dbval, (unsigned long __iomem *)ha->nx_db_wr_ptr); + wmb(); + + wtime = jiffies + (2 * HZ); + while (readl((void __iomem *)ha->nx_db_rd_ptr) != dbval && + !time_after_eq(jiffies, wtime)) { + writel(dbval, (unsigned long __iomem *)ha->nx_db_wr_ptr); + wmb(); + } +} + +/** + * qla4_8xxx_complete_iocb - Tell ISP we're done with response(s) + * @ha: pointer to host adapter structure. + * + * This routine notifies the ISP that one or more response/completion + * queue entries have been processed by the driver. + * This also clears the interrupt. + **/ +void qla4_8xxx_complete_iocb(struct scsi_qla_host *ha) +{ + writel(ha->response_out, &ha->qla4_8xxx_reg->rsp_q_out); + readl(&ha->qla4_8xxx_reg->rsp_q_out); +} + +/** + * qla4xxx_queue_iocb - Tell ISP it's got new request(s) + * @ha: pointer to host adapter structure. + * + * This routine is notifies the ISP that one or more new request + * queue entries have been placed on the request queue. + **/ +void qla4xxx_queue_iocb(struct scsi_qla_host *ha) +{ + writel(ha->request_in, &ha->reg->req_q_in); + readl(&ha->reg->req_q_in); +} + +/** + * qla4xxx_complete_iocb - Tell ISP we're done with response(s) + * @ha: pointer to host adapter structure. + * + * This routine is notifies the ISP that one or more response/completion + * queue entries have been processed by the driver. + * This also clears the interrupt. + **/ +void qla4xxx_complete_iocb(struct scsi_qla_host *ha) +{ + writel(ha->response_out, &ha->reg->rsp_q_out); + readl(&ha->reg->rsp_q_out); +} + +/** * qla4xxx_send_command_to_isp - issues command to HBA * @ha: pointer to host adapter structure. * @srb: pointer to SCSI Request Block to be sent to ISP @@ -310,9 +375,7 @@ int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb * srb) srb->iocb_cnt = req_cnt; ha->req_q_count -= req_cnt; - /* Debug print statements */ - writel(ha->request_in, &ha->reg->req_q_in); - readl(&ha->reg->req_q_in); + ha->isp_ops->queue_iocb(ha); spin_unlock_irqrestore(&ha->hardware_lock, flags); return QLA_SUCCESS; diff --git a/drivers/scsi/qla4xxx/ql4_isr.c b/drivers/scsi/qla4xxx/ql4_isr.c index 596c3031483c..aa65697a86b4 100644 --- a/drivers/scsi/qla4xxx/ql4_isr.c +++ b/drivers/scsi/qla4xxx/ql4_isr.c @@ -118,13 +118,12 @@ static void qla4xxx_status_entry(struct scsi_qla_host *ha, srb = qla4xxx_del_from_active_array(ha, le32_to_cpu(sts_entry->handle)); if (!srb) { - /* FIXMEdg: Don't we need to reset ISP in this case??? */ DEBUG2(printk(KERN_WARNING "scsi%ld: %s: Status Entry invalid " "handle 0x%x, sp=%p. This cmd may have already " "been completed.\n", ha->host_no, __func__, le32_to_cpu(sts_entry->handle), srb)); - dev_warn(&ha->pdev->dev, "%s invalid status entry:" - " handle=0x%0x\n", __func__, sts_entry->handle); + ql4_printk(KERN_WARNING, ha, "%s invalid status entry:" + " handle=0x%0x\n", __func__, sts_entry->handle); set_bit(DPC_RESET_HA, &ha->dpc_flags); return; } @@ -135,8 +134,8 @@ static void qla4xxx_status_entry(struct scsi_qla_host *ha, "OS pkt->handle=%d srb=%p srb->state:%d\n", ha->host_no, __func__, sts_entry->handle, srb, srb->state)); - dev_warn(&ha->pdev->dev, "Command is NULL:" - " already returned to OS (srb=%p)\n", srb); + ql4_printk(KERN_WARNING, ha, "Command is NULL:" + " already returned to OS (srb=%p)\n", srb); return; } @@ -293,6 +292,10 @@ static void qla4xxx_status_entry(struct scsi_qla_host *ha, case SCS_DEVICE_LOGGED_OUT: case SCS_DEVICE_UNAVAILABLE: + DEBUG2(printk(KERN_INFO "scsi%ld:%d:%d:%d: SCS_DEVICE " + "state: 0x%x\n", ha->host_no, + cmd->device->channel, cmd->device->id, + cmd->device->lun, sts_entry->completionStatus)); /* * Mark device missing so that we won't continue to * send I/O to this device. We should get a ddb @@ -339,16 +342,14 @@ status_entry_exit: * This routine process response queue completions in interrupt context. * Hardware_lock locked upon entry **/ -static void qla4xxx_process_response_queue(struct scsi_qla_host * ha) +void qla4xxx_process_response_queue(struct scsi_qla_host *ha) { uint32_t count = 0; struct srb *srb = NULL; struct status_entry *sts_entry; /* Process all responses from response queue */ - while ((ha->response_in = - (uint16_t)le32_to_cpu(ha->shadow_regs->rsp_q_in)) != - ha->response_out) { + while ((ha->response_ptr->signature != RESPONSE_PROCESSED)) { sts_entry = (struct status_entry *) ha->response_ptr; count++; @@ -413,14 +414,14 @@ static void qla4xxx_process_response_queue(struct scsi_qla_host * ha) sts_entry->hdr.entryType)); goto exit_prq_error; } + ((struct response *)sts_entry)->signature = RESPONSE_PROCESSED; + wmb(); } /* - * Done with responses, update the ISP For QLA4010, this also clears - * the interrupt. + * Tell ISP we're done with response(s). This also clears the interrupt. */ - writel(ha->response_out, &ha->reg->rsp_q_out); - readl(&ha->reg->rsp_q_out); + ha->isp_ops->complete_iocb(ha); return; @@ -430,9 +431,7 @@ exit_prq_invalid_handle: sts_entry->completionStatus)); exit_prq_error: - writel(ha->response_out, &ha->reg->rsp_q_out); - readl(&ha->reg->rsp_q_out); - + ha->isp_ops->complete_iocb(ha); set_bit(DPC_RESET_HA, &ha->dpc_flags); } @@ -448,7 +447,7 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha, uint32_t mbox_status) { int i; - uint32_t mbox_stat2, mbox_stat3; + uint32_t mbox_sts[MBOX_AEN_REG_COUNT]; if ((mbox_status == MBOX_STS_BUSY) || (mbox_status == MBOX_STS_INTERMEDIATE_COMPLETION) || @@ -460,27 +459,37 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha, * Copy all mailbox registers to a temporary * location and set mailbox command done flag */ - for (i = 1; i < ha->mbox_status_count; i++) - ha->mbox_status[i] = - readl(&ha->reg->mailbox[i]); + for (i = 0; i < ha->mbox_status_count; i++) + ha->mbox_status[i] = is_qla8022(ha) + ? readl(&ha->qla4_8xxx_reg->mailbox_out[i]) + : readl(&ha->reg->mailbox[i]); set_bit(AF_MBOX_COMMAND_DONE, &ha->flags); + + if (test_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags)) + complete(&ha->mbx_intr_comp); } } else if (mbox_status >> 12 == MBOX_ASYNC_EVENT_STATUS) { + for (i = 0; i < MBOX_AEN_REG_COUNT; i++) + mbox_sts[i] = is_qla8022(ha) + ? readl(&ha->qla4_8xxx_reg->mailbox_out[i]) + : readl(&ha->reg->mailbox[i]); + /* Immediately process the AENs that don't require much work. * Only queue the database_changed AENs */ if (ha->aen_log.count < MAX_AEN_ENTRIES) { for (i = 0; i < MBOX_AEN_REG_COUNT; i++) ha->aen_log.entry[ha->aen_log.count].mbox_sts[i] = - readl(&ha->reg->mailbox[i]); + mbox_sts[i]; ha->aen_log.count++; } switch (mbox_status) { case MBOX_ASTS_SYSTEM_ERROR: /* Log Mailbox registers */ + ql4_printk(KERN_INFO, ha, "%s: System Err\n", __func__); if (ql4xdontresethba) { - DEBUG2(printk("%s:Dont Reset HBA\n", - __func__)); + DEBUG2(printk("scsi%ld: %s:Don't Reset HBA\n", + ha->host_no, __func__)); } else { set_bit(AF_GET_CRASH_RECORD, &ha->flags); set_bit(DPC_RESET_HA, &ha->dpc_flags); @@ -502,18 +511,15 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha, if (test_bit(AF_INIT_DONE, &ha->flags)) set_bit(DPC_LINK_CHANGED, &ha->dpc_flags); - DEBUG2(printk(KERN_INFO "scsi%ld: AEN %04x Adapter" - " LINK UP\n", ha->host_no, - mbox_status)); + ql4_printk(KERN_INFO, ha, "%s: LINK UP\n", __func__); break; case MBOX_ASTS_LINK_DOWN: clear_bit(AF_LINK_UP, &ha->flags); - set_bit(DPC_LINK_CHANGED, &ha->dpc_flags); + if (test_bit(AF_INIT_DONE, &ha->flags)) + set_bit(DPC_LINK_CHANGED, &ha->dpc_flags); - DEBUG2(printk(KERN_INFO "scsi%ld: AEN %04x Adapter" - " LINK DOWN\n", ha->host_no, - mbox_status)); + ql4_printk(KERN_INFO, ha, "%s: LINK DOWN\n", __func__); break; case MBOX_ASTS_HEARTBEAT: @@ -539,12 +545,17 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha, break; case MBOX_ASTS_IP_ADDR_STATE_CHANGED: - mbox_stat2 = readl(&ha->reg->mailbox[2]); - mbox_stat3 = readl(&ha->reg->mailbox[3]); - - if ((mbox_stat3 == 5) && (mbox_stat2 == 3)) + printk("scsi%ld: AEN %04x, mbox_sts[2]=%04x, " + "mbox_sts[3]=%04x\n", ha->host_no, mbox_sts[0], + mbox_sts[2], mbox_sts[3]); + + /* mbox_sts[2] = Old ACB state + * mbox_sts[3] = new ACB state */ + if ((mbox_sts[3] == ACB_STATE_VALID) && + (mbox_sts[2] == ACB_STATE_TENTATIVE)) set_bit(DPC_GET_DHCP_IP_ADDR, &ha->dpc_flags); - else if ((mbox_stat3 == 2) && (mbox_stat2 == 5)) + else if ((mbox_sts[3] == ACB_STATE_ACQUIRING) && + (mbox_sts[2] == ACB_STATE_VALID)) set_bit(DPC_RESET_HA, &ha->dpc_flags); break; @@ -553,9 +564,8 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha, /* No action */ DEBUG2(printk(KERN_INFO "scsi%ld: AEN %04x, " "mbox_sts[1]=%04x, mbox_sts[2]=%04x\n", - ha->host_no, mbox_status, - readl(&ha->reg->mailbox[1]), - readl(&ha->reg->mailbox[2]))); + ha->host_no, mbox_sts[0], + mbox_sts[1], mbox_sts[2])); break; case MBOX_ASTS_SELF_TEST_FAILED: @@ -563,10 +573,8 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha, /* No action */ DEBUG2(printk("scsi%ld: AEN %04x, mbox_sts[1]=%04x, " "mbox_sts[2]=%04x, mbox_sts[3]=%04x\n", - ha->host_no, mbox_status, - readl(&ha->reg->mailbox[1]), - readl(&ha->reg->mailbox[2]), - readl(&ha->reg->mailbox[3]))); + ha->host_no, mbox_sts[0], mbox_sts[1], + mbox_sts[2], mbox_sts[3])); break; case MBOX_ASTS_DATABASE_CHANGED: @@ -577,21 +585,17 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha, /* decrement available counter */ ha->aen_q_count--; - for (i = 1; i < MBOX_AEN_REG_COUNT; i++) + for (i = 0; i < MBOX_AEN_REG_COUNT; i++) ha->aen_q[ha->aen_in].mbox_sts[i] = - readl(&ha->reg->mailbox[i]); - - ha->aen_q[ha->aen_in].mbox_sts[0] = mbox_status; + mbox_sts[i]; /* print debug message */ DEBUG2(printk("scsi%ld: AEN[%d] %04x queued" - " mb1:0x%x mb2:0x%x mb3:0x%x mb4:0x%x\n", - ha->host_no, ha->aen_in, - mbox_status, - ha->aen_q[ha->aen_in].mbox_sts[1], - ha->aen_q[ha->aen_in].mbox_sts[2], - ha->aen_q[ha->aen_in].mbox_sts[3], - ha->aen_q[ha->aen_in]. mbox_sts[4])); + " mb1:0x%x mb2:0x%x mb3:0x%x mb4:0x%x\n", + ha->host_no, ha->aen_in, mbox_sts[0], + mbox_sts[1], mbox_sts[2], mbox_sts[3], + mbox_sts[4])); + /* advance pointer */ ha->aen_in++; if (ha->aen_in == MAX_AEN_ENTRIES) @@ -603,18 +607,16 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha, DEBUG2(printk("scsi%ld: %s: aen %04x, queue " "overflowed! AEN LOST!!\n", ha->host_no, __func__, - mbox_status)); + mbox_sts[0])); DEBUG2(printk("scsi%ld: DUMP AEN QUEUE\n", ha->host_no)); for (i = 0; i < MAX_AEN_ENTRIES; i++) { DEBUG2(printk("AEN[%d] %04x %04x %04x " - "%04x\n", i, - ha->aen_q[i].mbox_sts[0], - ha->aen_q[i].mbox_sts[1], - ha->aen_q[i].mbox_sts[2], - ha->aen_q[i].mbox_sts[3])); + "%04x\n", i, mbox_sts[0], + mbox_sts[1], mbox_sts[2], + mbox_sts[3])); } } break; @@ -622,7 +624,7 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha, default: DEBUG2(printk(KERN_WARNING "scsi%ld: AEN %04x UNKNOWN\n", - ha->host_no, mbox_status)); + ha->host_no, mbox_sts[0])); break; } } else { @@ -634,6 +636,30 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha, } /** + * qla4_8xxx_interrupt_service_routine - isr + * @ha: pointer to host adapter structure. + * + * This is the main interrupt service routine. + * hardware_lock locked upon entry. runs in interrupt context. + **/ +void qla4_8xxx_interrupt_service_routine(struct scsi_qla_host *ha, + uint32_t intr_status) +{ + /* Process response queue interrupt. */ + if (intr_status & HSRX_RISC_IOCB_INT) + qla4xxx_process_response_queue(ha); + + /* Process mailbox/asynch event interrupt.*/ + if (intr_status & HSRX_RISC_MB_INT) + qla4xxx_isr_decode_mailbox(ha, + readl(&ha->qla4_8xxx_reg->mailbox_out[0])); + + /* clear the interrupt */ + writel(0, &ha->qla4_8xxx_reg->host_int); + readl(&ha->qla4_8xxx_reg->host_int); +} + +/** * qla4xxx_interrupt_service_routine - isr * @ha: pointer to host adapter structure. * @@ -660,6 +686,28 @@ void qla4xxx_interrupt_service_routine(struct scsi_qla_host * ha, } /** + * qla4_8xxx_spurious_interrupt - processes spurious interrupt + * @ha: pointer to host adapter structure. + * @reqs_count: . + * + **/ +static void qla4_8xxx_spurious_interrupt(struct scsi_qla_host *ha, + uint8_t reqs_count) +{ + if (reqs_count) + return; + + DEBUG2(ql4_printk(KERN_INFO, ha, "Spurious Interrupt\n")); + if (is_qla8022(ha)) { + writel(0, &ha->qla4_8xxx_reg->host_int); + if (test_bit(AF_INTx_ENABLED, &ha->flags)) + qla4_8xxx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, + 0xfbff); + } + ha->spurious_int_count++; +} + +/** * qla4xxx_intr_handler - hardware interrupt handler. * @irq: Unused * @dev_id: Pointer to host adapter structure @@ -689,15 +737,14 @@ irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id) /* * Read interrupt status */ - if (le32_to_cpu(ha->shadow_regs->rsp_q_in) != + if (ha->isp_ops->rd_shdw_rsp_q_in(ha) != ha->response_out) intr_status = CSR_SCSI_COMPLETION_INTR; else intr_status = readl(&ha->reg->ctrl_status); if ((intr_status & - (CSR_SCSI_RESET_INTR|CSR_FATAL_ERROR|INTR_PENDING)) == - 0) { + (CSR_SCSI_RESET_INTR|CSR_FATAL_ERROR|INTR_PENDING)) == 0) { if (reqs_count == 0) ha->spurious_int_count++; break; @@ -739,22 +786,159 @@ irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id) &ha->reg->ctrl_status); readl(&ha->reg->ctrl_status); - if (!ql4_mod_unload) + if (!test_bit(AF_HBA_GOING_AWAY, &ha->flags)) set_bit(DPC_RESET_HA_INTR, &ha->dpc_flags); break; } else if (intr_status & INTR_PENDING) { - qla4xxx_interrupt_service_routine(ha, intr_status); + ha->isp_ops->interrupt_service_routine(ha, intr_status); ha->total_io_count++; if (++reqs_count == MAX_REQS_SERVICED_PER_INTR) break; + } + } + + spin_unlock_irqrestore(&ha->hardware_lock, flags); + + return IRQ_HANDLED; +} + +/** + * qla4_8xxx_intr_handler - hardware interrupt handler. + * @irq: Unused + * @dev_id: Pointer to host adapter structure + **/ +irqreturn_t qla4_8xxx_intr_handler(int irq, void *dev_id) +{ + struct scsi_qla_host *ha = dev_id; + uint32_t intr_status; + uint32_t status; + unsigned long flags = 0; + uint8_t reqs_count = 0; + + ha->isr_count++; + status = qla4_8xxx_rd_32(ha, ISR_INT_VECTOR); + if (!(status & ha->nx_legacy_intr.int_vec_bit)) + return IRQ_NONE; + + status = qla4_8xxx_rd_32(ha, ISR_INT_STATE_REG); + if (!ISR_IS_LEGACY_INTR_TRIGGERED(status)) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "%s legacy Int not triggered\n", __func__)); + return IRQ_NONE; + } + + /* clear the interrupt */ + qla4_8xxx_wr_32(ha, ha->nx_legacy_intr.tgt_status_reg, 0xffffffff); + + /* read twice to ensure write is flushed */ + qla4_8xxx_rd_32(ha, ISR_INT_VECTOR); + qla4_8xxx_rd_32(ha, ISR_INT_VECTOR); + + spin_lock_irqsave(&ha->hardware_lock, flags); + while (1) { + if (!(readl(&ha->qla4_8xxx_reg->host_int) & + ISRX_82XX_RISC_INT)) { + qla4_8xxx_spurious_interrupt(ha, reqs_count); + break; + } + intr_status = readl(&ha->qla4_8xxx_reg->host_status); + if ((intr_status & + (HSRX_RISC_MB_INT | HSRX_RISC_IOCB_INT)) == 0) { + qla4_8xxx_spurious_interrupt(ha, reqs_count); + break; + } + + ha->isp_ops->interrupt_service_routine(ha, intr_status); + + /* Enable Interrupt */ + qla4_8xxx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0xfbff); - intr_status = 0; + if (++reqs_count == MAX_REQS_SERVICED_PER_INTR) + break; + } + + spin_unlock_irqrestore(&ha->hardware_lock, flags); + return IRQ_HANDLED; +} + +irqreturn_t +qla4_8xxx_msi_handler(int irq, void *dev_id) +{ + struct scsi_qla_host *ha; + + ha = (struct scsi_qla_host *) dev_id; + if (!ha) { + DEBUG2(printk(KERN_INFO + "qla4xxx: MSIX: Interrupt with NULL host ptr\n")); + return IRQ_NONE; + } + + ha->isr_count++; + /* clear the interrupt */ + qla4_8xxx_wr_32(ha, ha->nx_legacy_intr.tgt_status_reg, 0xffffffff); + + /* read twice to ensure write is flushed */ + qla4_8xxx_rd_32(ha, ISR_INT_VECTOR); + qla4_8xxx_rd_32(ha, ISR_INT_VECTOR); + + return qla4_8xxx_default_intr_handler(irq, dev_id); +} + +/** + * qla4_8xxx_default_intr_handler - hardware interrupt handler. + * @irq: Unused + * @dev_id: Pointer to host adapter structure + * + * This interrupt handler is called directly for MSI-X, and + * called indirectly for MSI. + **/ +irqreturn_t +qla4_8xxx_default_intr_handler(int irq, void *dev_id) +{ + struct scsi_qla_host *ha = dev_id; + unsigned long flags; + uint32_t intr_status; + uint8_t reqs_count = 0; + + spin_lock_irqsave(&ha->hardware_lock, flags); + while (1) { + if (!(readl(&ha->qla4_8xxx_reg->host_int) & + ISRX_82XX_RISC_INT)) { + qla4_8xxx_spurious_interrupt(ha, reqs_count); + break; + } + + intr_status = readl(&ha->qla4_8xxx_reg->host_status); + if ((intr_status & + (HSRX_RISC_MB_INT | HSRX_RISC_IOCB_INT)) == 0) { + qla4_8xxx_spurious_interrupt(ha, reqs_count); + break; } + + ha->isp_ops->interrupt_service_routine(ha, intr_status); + + if (++reqs_count == MAX_REQS_SERVICED_PER_INTR) + break; } + ha->isr_count++; spin_unlock_irqrestore(&ha->hardware_lock, flags); + return IRQ_HANDLED; +} +irqreturn_t +qla4_8xxx_msix_rsp_q(int irq, void *dev_id) +{ + struct scsi_qla_host *ha = dev_id; + unsigned long flags; + + spin_lock_irqsave(&ha->hardware_lock, flags); + qla4xxx_process_response_queue(ha); + writel(0, &ha->qla4_8xxx_reg->host_int); + spin_unlock_irqrestore(&ha->hardware_lock, flags); + + ha->isr_count++; return IRQ_HANDLED; } @@ -825,7 +1009,7 @@ void qla4xxx_process_aen(struct scsi_qla_host * ha, uint8_t process_aen) ((ddb_entry->default_time2wait + 4) * HZ); - DEBUG2(printk("scsi%ld: ddb index [%d] initate" + DEBUG2(printk("scsi%ld: ddb [%d] initate" " RELOGIN after %d seconds\n", ha->host_no, ddb_entry->fw_ddb_index, @@ -847,3 +1031,81 @@ void qla4xxx_process_aen(struct scsi_qla_host * ha, uint8_t process_aen) spin_unlock_irqrestore(&ha->hardware_lock, flags); } +int qla4xxx_request_irqs(struct scsi_qla_host *ha) +{ + int ret; + + if (!is_qla8022(ha)) + goto try_intx; + + if (ql4xenablemsix == 2) + goto try_msi; + + if (ql4xenablemsix == 0 || ql4xenablemsix != 1) + goto try_intx; + + /* Trying MSI-X */ + ret = qla4_8xxx_enable_msix(ha); + if (!ret) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "MSI-X: Enabled (0x%X).\n", ha->revision_id)); + goto irq_attached; + } + + ql4_printk(KERN_WARNING, ha, + "MSI-X: Falling back-to MSI mode -- %d.\n", ret); + +try_msi: + /* Trying MSI */ + ret = pci_enable_msi(ha->pdev); + if (!ret) { + ret = request_irq(ha->pdev->irq, qla4_8xxx_msi_handler, + IRQF_DISABLED|IRQF_SHARED, DRIVER_NAME, ha); + if (!ret) { + DEBUG2(ql4_printk(KERN_INFO, ha, "MSI: Enabled.\n")); + set_bit(AF_MSI_ENABLED, &ha->flags); + goto irq_attached; + } else { + ql4_printk(KERN_WARNING, ha, + "MSI: Failed to reserve interrupt %d " + "already in use.\n", ha->pdev->irq); + pci_disable_msi(ha->pdev); + } + } + ql4_printk(KERN_WARNING, ha, + "MSI: Falling back-to INTx mode -- %d.\n", ret); + +try_intx: + /* Trying INTx */ + ret = request_irq(ha->pdev->irq, ha->isp_ops->intr_handler, + IRQF_DISABLED|IRQF_SHARED, DRIVER_NAME, ha); + if (!ret) { + DEBUG2(ql4_printk(KERN_INFO, ha, "INTx: Enabled.\n")); + set_bit(AF_INTx_ENABLED, &ha->flags); + goto irq_attached; + + } else { + ql4_printk(KERN_WARNING, ha, + "INTx: Failed to reserve interrupt %d already in" + " use.\n", ha->pdev->irq); + return ret; + } + +irq_attached: + set_bit(AF_IRQ_ATTACHED, &ha->flags); + ha->host->irq = ha->pdev->irq; + ql4_printk(KERN_INFO, ha, "%s: irq %d attached\n", + __func__, ha->pdev->irq); + return ret; +} + +void qla4xxx_free_irqs(struct scsi_qla_host *ha) +{ + if (test_bit(AF_MSIX_ENABLED, &ha->flags)) + qla4_8xxx_disable_msix(ha); + else if (test_and_clear_bit(AF_MSI_ENABLED, &ha->flags)) { + free_irq(ha->pdev->irq, ha); + pci_disable_msi(ha->pdev); + } else if (test_and_clear_bit(AF_INTx_ENABLED, &ha->flags)) + free_irq(ha->pdev->irq, ha); +} diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c index 75496fb0ae75..940ee561ee0a 100644 --- a/drivers/scsi/qla4xxx/ql4_mbx.c +++ b/drivers/scsi/qla4xxx/ql4_mbx.c @@ -19,13 +19,13 @@ * @mbx_cmd: data pointer for mailbox in registers. * @mbx_sts: data pointer for mailbox out registers. * - * This routine sssue mailbox commands and waits for completion. + * This routine isssue mailbox commands and waits for completion. * If outCount is 0, this routine completes successfully WITHOUT waiting * for the mailbox command to complete. **/ -static int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount, - uint8_t outCount, uint32_t *mbx_cmd, - uint32_t *mbx_sts) +int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount, + uint8_t outCount, uint32_t *mbx_cmd, + uint32_t *mbx_sts) { int status = QLA_ERROR; uint8_t i; @@ -59,32 +59,66 @@ static int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount, } /* To prevent overwriting mailbox registers for a command that has - * not yet been serviced, check to see if a previously issued - * mailbox command is interrupting. + * not yet been serviced, check to see if an active command + * (AEN, IOCB, etc.) is interrupting, then service it. * ----------------------------------------------------------------- */ spin_lock_irqsave(&ha->hardware_lock, flags); - intr_status = readl(&ha->reg->ctrl_status); - if (intr_status & CSR_SCSI_PROCESSOR_INTR) { - /* Service existing interrupt */ - qla4xxx_interrupt_service_routine(ha, intr_status); - clear_bit(AF_MBOX_COMMAND_DONE, &ha->flags); + + if (is_qla8022(ha)) { + intr_status = readl(&ha->qla4_8xxx_reg->host_int); + if (intr_status & ISRX_82XX_RISC_INT) { + /* Service existing interrupt */ + DEBUG2(printk("scsi%ld: %s: " + "servicing existing interrupt\n", + ha->host_no, __func__)); + intr_status = readl(&ha->qla4_8xxx_reg->host_status); + ha->isp_ops->interrupt_service_routine(ha, intr_status); + clear_bit(AF_MBOX_COMMAND_DONE, &ha->flags); + if (test_bit(AF_INTERRUPTS_ON, &ha->flags) && + test_bit(AF_INTx_ENABLED, &ha->flags)) + qla4_8xxx_wr_32(ha, + ha->nx_legacy_intr.tgt_mask_reg, + 0xfbff); + } + } else { + intr_status = readl(&ha->reg->ctrl_status); + if (intr_status & CSR_SCSI_PROCESSOR_INTR) { + /* Service existing interrupt */ + ha->isp_ops->interrupt_service_routine(ha, intr_status); + clear_bit(AF_MBOX_COMMAND_DONE, &ha->flags); + } } - /* Send the mailbox command to the firmware */ ha->mbox_status_count = outCount; for (i = 0; i < outCount; i++) ha->mbox_status[i] = 0; - /* Load all mailbox registers, except mailbox 0. */ - for (i = 1; i < inCount; i++) - writel(mbx_cmd[i], &ha->reg->mailbox[i]); + if (is_qla8022(ha)) { + /* Load all mailbox registers, except mailbox 0. */ + DEBUG5( + printk("scsi%ld: %s: Cmd ", ha->host_no, __func__); + for (i = 0; i < inCount; i++) + printk("mb%d=%04x ", i, mbx_cmd[i]); + printk("\n")); + + for (i = 1; i < inCount; i++) + writel(mbx_cmd[i], &ha->qla4_8xxx_reg->mailbox_in[i]); + writel(mbx_cmd[0], &ha->qla4_8xxx_reg->mailbox_in[0]); + readl(&ha->qla4_8xxx_reg->mailbox_in[0]); + writel(HINT_MBX_INT_PENDING, &ha->qla4_8xxx_reg->hint); + } else { + /* Load all mailbox registers, except mailbox 0. */ + for (i = 1; i < inCount; i++) + writel(mbx_cmd[i], &ha->reg->mailbox[i]); + + /* Wakeup firmware */ + writel(mbx_cmd[0], &ha->reg->mailbox[0]); + readl(&ha->reg->mailbox[0]); + writel(set_rmask(CSR_INTR_RISC), &ha->reg->ctrl_status); + readl(&ha->reg->ctrl_status); + } - /* Wakeup firmware */ - writel(mbx_cmd[0], &ha->reg->mailbox[0]); - readl(&ha->reg->mailbox[0]); - writel(set_rmask(CSR_INTR_RISC), &ha->reg->ctrl_status); - readl(&ha->reg->ctrl_status); spin_unlock_irqrestore(&ha->hardware_lock, flags); /* Wait for completion */ @@ -98,26 +132,66 @@ static int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount, status = QLA_SUCCESS; goto mbox_exit; } - /* Wait for command to complete */ - wait_count = jiffies + MBOX_TOV * HZ; - while (test_bit(AF_MBOX_COMMAND_DONE, &ha->flags) == 0) { - if (time_after_eq(jiffies, wait_count)) - break; - spin_lock_irqsave(&ha->hardware_lock, flags); - intr_status = readl(&ha->reg->ctrl_status); - if (intr_status & INTR_PENDING) { + /* + * Wait for completion: Poll or completion queue + */ + if (test_bit(AF_IRQ_ATTACHED, &ha->flags) && + test_bit(AF_INTERRUPTS_ON, &ha->flags) && + test_bit(AF_ONLINE, &ha->flags) && + !test_bit(AF_HBA_GOING_AWAY, &ha->flags)) { + /* Do not poll for completion. Use completion queue */ + set_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags); + wait_for_completion_timeout(&ha->mbx_intr_comp, MBOX_TOV * HZ); + clear_bit(AF_MBOX_COMMAND_NOPOLL, &ha->flags); + } else { + /* Poll for command to complete */ + wait_count = jiffies + MBOX_TOV * HZ; + while (test_bit(AF_MBOX_COMMAND_DONE, &ha->flags) == 0) { + if (time_after_eq(jiffies, wait_count)) + break; /* * Service the interrupt. * The ISR will save the mailbox status registers * to a temporary storage location in the adapter * structure. */ - ha->mbox_status_count = outCount; - qla4xxx_interrupt_service_routine(ha, intr_status); + + spin_lock_irqsave(&ha->hardware_lock, flags); + if (is_qla8022(ha)) { + intr_status = + readl(&ha->qla4_8xxx_reg->host_int); + if (intr_status & ISRX_82XX_RISC_INT) { + ha->mbox_status_count = outCount; + intr_status = + readl(&ha->qla4_8xxx_reg->host_status); + ha->isp_ops->interrupt_service_routine( + ha, intr_status); + if (test_bit(AF_INTERRUPTS_ON, + &ha->flags) && + test_bit(AF_INTx_ENABLED, + &ha->flags)) + qla4_8xxx_wr_32(ha, + ha->nx_legacy_intr.tgt_mask_reg, + 0xfbff); + } + } else { + intr_status = readl(&ha->reg->ctrl_status); + if (intr_status & INTR_PENDING) { + /* + * Service the interrupt. + * The ISR will save the mailbox status + * registers to a temporary storage + * location in the adapter structure. + */ + ha->mbox_status_count = outCount; + ha->isp_ops->interrupt_service_routine( + ha, intr_status); + } + } + spin_unlock_irqrestore(&ha->hardware_lock, flags); + msleep(10); } - spin_unlock_irqrestore(&ha->hardware_lock, flags); - msleep(10); } /* Check for mailbox timeout. */ @@ -172,7 +246,7 @@ mbox_exit: return status; } -uint8_t +static uint8_t qla4xxx_set_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, uint32_t *mbox_sts, dma_addr_t init_fw_cb_dma) { @@ -196,7 +270,7 @@ qla4xxx_set_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, return QLA_SUCCESS; } -uint8_t +static uint8_t qla4xxx_get_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, uint32_t *mbox_sts, dma_addr_t init_fw_cb_dma) { @@ -218,7 +292,7 @@ qla4xxx_get_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, return QLA_SUCCESS; } -void +static void qla4xxx_update_local_ip(struct scsi_qla_host *ha, struct addr_ctrl_blk *init_fw_cb) { @@ -256,7 +330,7 @@ qla4xxx_update_local_ip(struct scsi_qla_host *ha, } } -uint8_t +static uint8_t qla4xxx_update_local_ifcb(struct scsi_qla_host *ha, uint32_t *mbox_cmd, uint32_t *mbox_sts, @@ -317,7 +391,7 @@ int qla4xxx_initialize_fw_cb(struct scsi_qla_host * ha) if (init_fw_cb == NULL) { DEBUG2(printk("scsi%ld: %s: Unable to alloc init_cb\n", ha->host_no, __func__)); - return 10; + goto exit_init_fw_cb_no_free; } memset(init_fw_cb, 0, sizeof(struct addr_ctrl_blk)); @@ -373,7 +447,7 @@ int qla4xxx_initialize_fw_cb(struct scsi_qla_host * ha) exit_init_fw_cb: dma_free_coherent(&ha->pdev->dev, sizeof(struct addr_ctrl_blk), init_fw_cb, init_fw_cb_dma); - +exit_init_fw_cb_no_free: return status; } @@ -394,7 +468,7 @@ int qla4xxx_get_dhcp_ip_address(struct scsi_qla_host * ha) if (init_fw_cb == NULL) { printk("scsi%ld: %s: Unable to alloc init_cb\n", ha->host_no, __func__); - return 10; + return QLA_ERROR; } /* Get Initialize Firmware Control Block. */ @@ -445,7 +519,7 @@ int qla4xxx_get_firmware_state(struct scsi_qla_host * ha) DEBUG2(printk("scsi%ld: %s firmware_state=0x%x\n", ha->host_no, __func__, ha->firmware_state);) - return QLA_SUCCESS; + return QLA_SUCCESS; } /** @@ -470,6 +544,10 @@ int qla4xxx_get_firmware_status(struct scsi_qla_host * ha) mbox_sts[0])); return QLA_ERROR; } + + ql4_printk(KERN_INFO, ha, "%ld firmare IOCBs available (%d).\n", + ha->host_no, mbox_cmd[2]); + return QLA_SUCCESS; } @@ -500,7 +578,7 @@ int qla4xxx_get_fwddb_entry(struct scsi_qla_host *ha, /* Make sure the device index is valid */ if (fw_ddb_index >= MAX_DDB_ENTRIES) { - DEBUG2(printk("scsi%ld: %s: index [%d] out of range.\n", + DEBUG2(printk("scsi%ld: %s: ddb [%d] out of range.\n", ha->host_no, __func__, fw_ddb_index)); goto exit_get_fwddb; } @@ -521,7 +599,7 @@ int qla4xxx_get_fwddb_entry(struct scsi_qla_host *ha, goto exit_get_fwddb; } if (fw_ddb_index != mbox_sts[1]) { - DEBUG2(printk("scsi%ld: %s: index mismatch [%d] != [%d].\n", + DEBUG2(printk("scsi%ld: %s: ddb mismatch [%d] != [%d].\n", ha->host_no, __func__, fw_ddb_index, mbox_sts[1])); goto exit_get_fwddb; @@ -529,7 +607,7 @@ int qla4xxx_get_fwddb_entry(struct scsi_qla_host *ha, if (fw_ddb_entry) { options = le16_to_cpu(fw_ddb_entry->options); if (options & DDB_OPT_IPV6_DEVICE) { - dev_info(&ha->pdev->dev, "%s: DDB[%d] MB0 %04x Tot %d " + ql4_printk(KERN_INFO, ha, "%s: DDB[%d] MB0 %04x Tot %d " "Next %d State %04x ConnErr %08x %pI6 " ":%04d \"%s\"\n", __func__, fw_ddb_index, mbox_sts[0], mbox_sts[2], mbox_sts[3], @@ -538,7 +616,7 @@ int qla4xxx_get_fwddb_entry(struct scsi_qla_host *ha, le16_to_cpu(fw_ddb_entry->port), fw_ddb_entry->iscsi_name); } else { - dev_info(&ha->pdev->dev, "%s: DDB[%d] MB0 %04x Tot %d " + ql4_printk(KERN_INFO, ha, "%s: DDB[%d] MB0 %04x Tot %d " "Next %d State %04x ConnErr %08x %pI4 " ":%04d \"%s\"\n", __func__, fw_ddb_index, mbox_sts[0], mbox_sts[2], mbox_sts[3], @@ -590,6 +668,7 @@ int qla4xxx_set_ddb_entry(struct scsi_qla_host * ha, uint16_t fw_ddb_index, { uint32_t mbox_cmd[MBOX_REG_COUNT]; uint32_t mbox_sts[MBOX_REG_COUNT]; + int status; /* Do not wait for completion. The firmware will send us an * ASTS_DATABASE_CHANGED (0x8014) to notify us of the login status. @@ -603,7 +682,12 @@ int qla4xxx_set_ddb_entry(struct scsi_qla_host * ha, uint16_t fw_ddb_index, mbox_cmd[3] = MSDW(fw_ddb_entry_dma); mbox_cmd[4] = sizeof(struct dev_db_entry); - return qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], &mbox_sts[0]); + status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 5, &mbox_cmd[0], + &mbox_sts[0]); + DEBUG2(printk("scsi%ld: %s: status=%d mbx0=0x%x mbx4=0x%x\n", + ha->host_no, __func__, status, mbox_sts[0], mbox_sts[4]);) + + return status; } /** @@ -817,8 +901,8 @@ int qla4xxx_abort_task(struct scsi_qla_host *ha, struct srb *srb) /** * qla4xxx_reset_lun - issues LUN Reset * @ha: Pointer to host adapter structure. - * @db_entry: Pointer to device database entry - * @un_entry: Pointer to lun entry structure + * @ddb_entry: Pointer to device database entry + * @lun: lun number * * This routine performs a LUN RESET on the specified target/lun. * The caller must ensure that the ddb_entry and lun_entry pointers @@ -832,7 +916,7 @@ int qla4xxx_reset_lun(struct scsi_qla_host * ha, struct ddb_entry * ddb_entry, int status = QLA_SUCCESS; DEBUG2(printk("scsi%ld:%d:%d: lun reset issued\n", ha->host_no, - ddb_entry->os_target_id, lun)); + ddb_entry->fw_ddb_index, lun)); /* * Send lun reset command to ISP, so that the ISP will return all @@ -872,7 +956,7 @@ int qla4xxx_reset_target(struct scsi_qla_host *ha, int status = QLA_SUCCESS; DEBUG2(printk("scsi%ld:%d: target reset issued\n", ha->host_no, - ddb_entry->os_target_id)); + ddb_entry->fw_ddb_index)); /* * Send target reset command to ISP, so that the ISP will return all @@ -1019,16 +1103,16 @@ int qla4xxx_send_tgts(struct scsi_qla_host *ha, char *ip, uint16_t port) DEBUG2(printk("scsi%ld: %s: Unable to allocate dma buffer.\n", ha->host_no, __func__)); ret_val = QLA_ERROR; - goto qla4xxx_send_tgts_exit; + goto exit_send_tgts_no_free; } ret_val = qla4xxx_get_default_ddb(ha, fw_ddb_entry_dma); if (ret_val != QLA_SUCCESS) - goto qla4xxx_send_tgts_exit; + goto exit_send_tgts; ret_val = qla4xxx_req_ddb_entry(ha, &ddb_index); if (ret_val != QLA_SUCCESS) - goto qla4xxx_send_tgts_exit; + goto exit_send_tgts; memset(fw_ddb_entry->iscsi_alias, 0, sizeof(fw_ddb_entry->iscsi_alias)); @@ -1050,9 +1134,10 @@ int qla4xxx_send_tgts(struct scsi_qla_host *ha, char *ip, uint16_t port) ret_val = qla4xxx_set_ddb_entry(ha, ddb_index, fw_ddb_entry_dma); -qla4xxx_send_tgts_exit: +exit_send_tgts: dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), fw_ddb_entry, fw_ddb_entry_dma); +exit_send_tgts_no_free: return ret_val; } diff --git a/drivers/scsi/qla4xxx/ql4_nvram.c b/drivers/scsi/qla4xxx/ql4_nvram.c index 7fe0482ecf03..f0d0fbf88aa2 100644 --- a/drivers/scsi/qla4xxx/ql4_nvram.c +++ b/drivers/scsi/qla4xxx/ql4_nvram.c @@ -149,7 +149,7 @@ static int eeprom_readword(int eepromAddr, u16 * value, /* Hardware_lock must be set before calling */ u16 rd_nvram_word(struct scsi_qla_host * ha, int offset) { - u16 val; + u16 val = 0; /* NOTE: NVRAM uses half-word addresses */ eeprom_readword(offset, &val, ha); diff --git a/drivers/scsi/qla4xxx/ql4_nvram.h b/drivers/scsi/qla4xxx/ql4_nvram.h index b47b4fc59d83..7a8fc66a760d 100644 --- a/drivers/scsi/qla4xxx/ql4_nvram.h +++ b/drivers/scsi/qla4xxx/ql4_nvram.h @@ -8,9 +8,9 @@ #ifndef _QL4XNVRM_H_ #define _QL4XNVRM_H_ -/* +/** * AM29LV Flash definitions - */ + **/ #define FM93C56A_SIZE_8 0x100 #define FM93C56A_SIZE_16 0x80 #define FM93C66A_SIZE_8 0x200 @@ -19,7 +19,7 @@ #define FM93C56A_START 0x1 -// Commands +/* Commands */ #define FM93C56A_READ 0x2 #define FM93C56A_WEN 0x0 #define FM93C56A_WRITE 0x1 @@ -62,9 +62,9 @@ #define AUBURN_EEPROM_CLK_RISE 0x1 #define AUBURN_EEPROM_CLK_FALL 0x0 -/* */ +/**/ /* EEPROM format */ -/* */ +/**/ struct bios_params { uint16_t SpinUpDelay:1; uint16_t BIOSDisable:1; diff --git a/drivers/scsi/qla4xxx/ql4_nx.c b/drivers/scsi/qla4xxx/ql4_nx.c new file mode 100644 index 000000000000..3e119ae78397 --- /dev/null +++ b/drivers/scsi/qla4xxx/ql4_nx.c @@ -0,0 +1,2321 @@ +/* + * QLogic iSCSI HBA Driver + * Copyright (c) 2003-2009 QLogic Corporation + * + * See LICENSE.qla4xxx for copyright and licensing details. + */ +#include <linux/delay.h> +#include <linux/pci.h> +#include "ql4_def.h" +#include "ql4_glbl.h" + +#define MASK(n) DMA_BIT_MASK(n) +#define MN_WIN(addr) (((addr & 0x1fc0000) >> 1) | ((addr >> 25) & 0x3ff)) +#define OCM_WIN(addr) (((addr & 0x1ff0000) >> 1) | ((addr >> 25) & 0x3ff)) +#define MS_WIN(addr) (addr & 0x0ffc0000) +#define QLA82XX_PCI_MN_2M (0) +#define QLA82XX_PCI_MS_2M (0x80000) +#define QLA82XX_PCI_OCM0_2M (0xc0000) +#define VALID_OCM_ADDR(addr) (((addr) & 0x3f800) != 0x3f800) +#define GET_MEM_OFFS_2M(addr) (addr & MASK(18)) + +/* CRB window related */ +#define CRB_BLK(off) ((off >> 20) & 0x3f) +#define CRB_SUBBLK(off) ((off >> 16) & 0xf) +#define CRB_WINDOW_2M (0x130060) +#define CRB_HI(off) ((qla4_8xxx_crb_hub_agt[CRB_BLK(off)] << 20) | \ + ((off) & 0xf0000)) +#define QLA82XX_PCI_CAMQM_2M_END (0x04800800UL) +#define QLA82XX_PCI_CAMQM_2M_BASE (0x000ff800UL) +#define CRB_INDIRECT_2M (0x1e0000UL) + +static inline void __iomem * +qla4_8xxx_pci_base_offsetfset(struct scsi_qla_host *ha, unsigned long off) +{ + if ((off < ha->first_page_group_end) && + (off >= ha->first_page_group_start)) + return (void __iomem *)(ha->nx_pcibase + off); + + return NULL; +} + +#define MAX_CRB_XFORM 60 +static unsigned long crb_addr_xform[MAX_CRB_XFORM]; +static int qla4_8xxx_crb_table_initialized; + +#define qla4_8xxx_crb_addr_transform(name) \ + (crb_addr_xform[QLA82XX_HW_PX_MAP_CRB_##name] = \ + QLA82XX_HW_CRB_HUB_AGT_ADR_##name << 20) +static void +qla4_8xxx_crb_addr_transform_setup(void) +{ + qla4_8xxx_crb_addr_transform(XDMA); + qla4_8xxx_crb_addr_transform(TIMR); + qla4_8xxx_crb_addr_transform(SRE); + qla4_8xxx_crb_addr_transform(SQN3); + qla4_8xxx_crb_addr_transform(SQN2); + qla4_8xxx_crb_addr_transform(SQN1); + qla4_8xxx_crb_addr_transform(SQN0); + qla4_8xxx_crb_addr_transform(SQS3); + qla4_8xxx_crb_addr_transform(SQS2); + qla4_8xxx_crb_addr_transform(SQS1); + qla4_8xxx_crb_addr_transform(SQS0); + qla4_8xxx_crb_addr_transform(RPMX7); + qla4_8xxx_crb_addr_transform(RPMX6); + qla4_8xxx_crb_addr_transform(RPMX5); + qla4_8xxx_crb_addr_transform(RPMX4); + qla4_8xxx_crb_addr_transform(RPMX3); + qla4_8xxx_crb_addr_transform(RPMX2); + qla4_8xxx_crb_addr_transform(RPMX1); + qla4_8xxx_crb_addr_transform(RPMX0); + qla4_8xxx_crb_addr_transform(ROMUSB); + qla4_8xxx_crb_addr_transform(SN); + qla4_8xxx_crb_addr_transform(QMN); + qla4_8xxx_crb_addr_transform(QMS); + qla4_8xxx_crb_addr_transform(PGNI); + qla4_8xxx_crb_addr_transform(PGND); + qla4_8xxx_crb_addr_transform(PGN3); + qla4_8xxx_crb_addr_transform(PGN2); + qla4_8xxx_crb_addr_transform(PGN1); + qla4_8xxx_crb_addr_transform(PGN0); + qla4_8xxx_crb_addr_transform(PGSI); + qla4_8xxx_crb_addr_transform(PGSD); + qla4_8xxx_crb_addr_transform(PGS3); + qla4_8xxx_crb_addr_transform(PGS2); + qla4_8xxx_crb_addr_transform(PGS1); + qla4_8xxx_crb_addr_transform(PGS0); + qla4_8xxx_crb_addr_transform(PS); + qla4_8xxx_crb_addr_transform(PH); + qla4_8xxx_crb_addr_transform(NIU); + qla4_8xxx_crb_addr_transform(I2Q); + qla4_8xxx_crb_addr_transform(EG); + qla4_8xxx_crb_addr_transform(MN); + qla4_8xxx_crb_addr_transform(MS); + qla4_8xxx_crb_addr_transform(CAS2); + qla4_8xxx_crb_addr_transform(CAS1); + qla4_8xxx_crb_addr_transform(CAS0); + qla4_8xxx_crb_addr_transform(CAM); + qla4_8xxx_crb_addr_transform(C2C1); + qla4_8xxx_crb_addr_transform(C2C0); + qla4_8xxx_crb_addr_transform(SMB); + qla4_8xxx_crb_addr_transform(OCM0); + qla4_8xxx_crb_addr_transform(I2C0); + + qla4_8xxx_crb_table_initialized = 1; +} + +static struct crb_128M_2M_block_map crb_128M_2M_map[64] = { + {{{0, 0, 0, 0} } }, /* 0: PCI */ + {{{1, 0x0100000, 0x0102000, 0x120000}, /* 1: PCIE */ + {1, 0x0110000, 0x0120000, 0x130000}, + {1, 0x0120000, 0x0122000, 0x124000}, + {1, 0x0130000, 0x0132000, 0x126000}, + {1, 0x0140000, 0x0142000, 0x128000}, + {1, 0x0150000, 0x0152000, 0x12a000}, + {1, 0x0160000, 0x0170000, 0x110000}, + {1, 0x0170000, 0x0172000, 0x12e000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {1, 0x01e0000, 0x01e0800, 0x122000}, + {0, 0x0000000, 0x0000000, 0x000000} } }, + {{{1, 0x0200000, 0x0210000, 0x180000} } },/* 2: MN */ + {{{0, 0, 0, 0} } }, /* 3: */ + {{{1, 0x0400000, 0x0401000, 0x169000} } },/* 4: P2NR1 */ + {{{1, 0x0500000, 0x0510000, 0x140000} } },/* 5: SRE */ + {{{1, 0x0600000, 0x0610000, 0x1c0000} } },/* 6: NIU */ + {{{1, 0x0700000, 0x0704000, 0x1b8000} } },/* 7: QM */ + {{{1, 0x0800000, 0x0802000, 0x170000}, /* 8: SQM0 */ + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {1, 0x08f0000, 0x08f2000, 0x172000} } }, + {{{1, 0x0900000, 0x0902000, 0x174000}, /* 9: SQM1*/ + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {1, 0x09f0000, 0x09f2000, 0x176000} } }, + {{{0, 0x0a00000, 0x0a02000, 0x178000}, /* 10: SQM2*/ + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {1, 0x0af0000, 0x0af2000, 0x17a000} } }, + {{{0, 0x0b00000, 0x0b02000, 0x17c000}, /* 11: SQM3*/ + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {1, 0x0bf0000, 0x0bf2000, 0x17e000} } }, + {{{1, 0x0c00000, 0x0c04000, 0x1d4000} } },/* 12: I2Q */ + {{{1, 0x0d00000, 0x0d04000, 0x1a4000} } },/* 13: TMR */ + {{{1, 0x0e00000, 0x0e04000, 0x1a0000} } },/* 14: ROMUSB */ + {{{1, 0x0f00000, 0x0f01000, 0x164000} } },/* 15: PEG4 */ + {{{0, 0x1000000, 0x1004000, 0x1a8000} } },/* 16: XDMA */ + {{{1, 0x1100000, 0x1101000, 0x160000} } },/* 17: PEG0 */ + {{{1, 0x1200000, 0x1201000, 0x161000} } },/* 18: PEG1 */ + {{{1, 0x1300000, 0x1301000, 0x162000} } },/* 19: PEG2 */ + {{{1, 0x1400000, 0x1401000, 0x163000} } },/* 20: PEG3 */ + {{{1, 0x1500000, 0x1501000, 0x165000} } },/* 21: P2ND */ + {{{1, 0x1600000, 0x1601000, 0x166000} } },/* 22: P2NI */ + {{{0, 0, 0, 0} } }, /* 23: */ + {{{0, 0, 0, 0} } }, /* 24: */ + {{{0, 0, 0, 0} } }, /* 25: */ + {{{0, 0, 0, 0} } }, /* 26: */ + {{{0, 0, 0, 0} } }, /* 27: */ + {{{0, 0, 0, 0} } }, /* 28: */ + {{{1, 0x1d00000, 0x1d10000, 0x190000} } },/* 29: MS */ + {{{1, 0x1e00000, 0x1e01000, 0x16a000} } },/* 30: P2NR2 */ + {{{1, 0x1f00000, 0x1f10000, 0x150000} } },/* 31: EPG */ + {{{0} } }, /* 32: PCI */ + {{{1, 0x2100000, 0x2102000, 0x120000}, /* 33: PCIE */ + {1, 0x2110000, 0x2120000, 0x130000}, + {1, 0x2120000, 0x2122000, 0x124000}, + {1, 0x2130000, 0x2132000, 0x126000}, + {1, 0x2140000, 0x2142000, 0x128000}, + {1, 0x2150000, 0x2152000, 0x12a000}, + {1, 0x2160000, 0x2170000, 0x110000}, + {1, 0x2170000, 0x2172000, 0x12e000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000}, + {0, 0x0000000, 0x0000000, 0x000000} } }, + {{{1, 0x2200000, 0x2204000, 0x1b0000} } },/* 34: CAM */ + {{{0} } }, /* 35: */ + {{{0} } }, /* 36: */ + {{{0} } }, /* 37: */ + {{{0} } }, /* 38: */ + {{{0} } }, /* 39: */ + {{{1, 0x2800000, 0x2804000, 0x1a4000} } },/* 40: TMR */ + {{{1, 0x2900000, 0x2901000, 0x16b000} } },/* 41: P2NR3 */ + {{{1, 0x2a00000, 0x2a00400, 0x1ac400} } },/* 42: RPMX1 */ + {{{1, 0x2b00000, 0x2b00400, 0x1ac800} } },/* 43: RPMX2 */ + {{{1, 0x2c00000, 0x2c00400, 0x1acc00} } },/* 44: RPMX3 */ + {{{1, 0x2d00000, 0x2d00400, 0x1ad000} } },/* 45: RPMX4 */ + {{{1, 0x2e00000, 0x2e00400, 0x1ad400} } },/* 46: RPMX5 */ + {{{1, 0x2f00000, 0x2f00400, 0x1ad800} } },/* 47: RPMX6 */ + {{{1, 0x3000000, 0x3000400, 0x1adc00} } },/* 48: RPMX7 */ + {{{0, 0x3100000, 0x3104000, 0x1a8000} } },/* 49: XDMA */ + {{{1, 0x3200000, 0x3204000, 0x1d4000} } },/* 50: I2Q */ + {{{1, 0x3300000, 0x3304000, 0x1a0000} } },/* 51: ROMUSB */ + {{{0} } }, /* 52: */ + {{{1, 0x3500000, 0x3500400, 0x1ac000} } },/* 53: RPMX0 */ + {{{1, 0x3600000, 0x3600400, 0x1ae000} } },/* 54: RPMX8 */ + {{{1, 0x3700000, 0x3700400, 0x1ae400} } },/* 55: RPMX9 */ + {{{1, 0x3800000, 0x3804000, 0x1d0000} } },/* 56: OCM0 */ + {{{1, 0x3900000, 0x3904000, 0x1b4000} } },/* 57: CRYPTO */ + {{{1, 0x3a00000, 0x3a04000, 0x1d8000} } },/* 58: SMB */ + {{{0} } }, /* 59: I2C0 */ + {{{0} } }, /* 60: I2C1 */ + {{{1, 0x3d00000, 0x3d04000, 0x1dc000} } },/* 61: LPC */ + {{{1, 0x3e00000, 0x3e01000, 0x167000} } },/* 62: P2NC */ + {{{1, 0x3f00000, 0x3f01000, 0x168000} } } /* 63: P2NR0 */ +}; + +/* + * top 12 bits of crb internal address (hub, agent) + */ +static unsigned qla4_8xxx_crb_hub_agt[64] = { + 0, + QLA82XX_HW_CRB_HUB_AGT_ADR_PS, + QLA82XX_HW_CRB_HUB_AGT_ADR_MN, + QLA82XX_HW_CRB_HUB_AGT_ADR_MS, + 0, + QLA82XX_HW_CRB_HUB_AGT_ADR_SRE, + QLA82XX_HW_CRB_HUB_AGT_ADR_NIU, + QLA82XX_HW_CRB_HUB_AGT_ADR_QMN, + QLA82XX_HW_CRB_HUB_AGT_ADR_SQN0, + QLA82XX_HW_CRB_HUB_AGT_ADR_SQN1, + QLA82XX_HW_CRB_HUB_AGT_ADR_SQN2, + QLA82XX_HW_CRB_HUB_AGT_ADR_SQN3, + QLA82XX_HW_CRB_HUB_AGT_ADR_I2Q, + QLA82XX_HW_CRB_HUB_AGT_ADR_TIMR, + QLA82XX_HW_CRB_HUB_AGT_ADR_ROMUSB, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGN4, + QLA82XX_HW_CRB_HUB_AGT_ADR_XDMA, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGN0, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGN1, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGN2, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGN3, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGND, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGNI, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGS0, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGS1, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGS2, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGS3, + 0, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGSI, + QLA82XX_HW_CRB_HUB_AGT_ADR_SN, + 0, + QLA82XX_HW_CRB_HUB_AGT_ADR_EG, + 0, + QLA82XX_HW_CRB_HUB_AGT_ADR_PS, + QLA82XX_HW_CRB_HUB_AGT_ADR_CAM, + 0, + 0, + 0, + 0, + 0, + QLA82XX_HW_CRB_HUB_AGT_ADR_TIMR, + 0, + QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX1, + QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX2, + QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX3, + QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX4, + QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX5, + QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX6, + QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX7, + QLA82XX_HW_CRB_HUB_AGT_ADR_XDMA, + QLA82XX_HW_CRB_HUB_AGT_ADR_I2Q, + QLA82XX_HW_CRB_HUB_AGT_ADR_ROMUSB, + 0, + QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX0, + QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX8, + QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX9, + QLA82XX_HW_CRB_HUB_AGT_ADR_OCM0, + 0, + QLA82XX_HW_CRB_HUB_AGT_ADR_SMB, + QLA82XX_HW_CRB_HUB_AGT_ADR_I2C0, + QLA82XX_HW_CRB_HUB_AGT_ADR_I2C1, + 0, + QLA82XX_HW_CRB_HUB_AGT_ADR_PGNC, + 0, +}; + +/* Device states */ +static char *qdev_state[] = { + "Unknown", + "Cold", + "Initializing", + "Ready", + "Need Reset", + "Need Quiescent", + "Failed", + "Quiescent", +}; + +/* + * In: 'off' is offset from CRB space in 128M pci map + * Out: 'off' is 2M pci map addr + * side effect: lock crb window + */ +static void +qla4_8xxx_pci_set_crbwindow_2M(struct scsi_qla_host *ha, ulong *off) +{ + u32 win_read; + + ha->crb_win = CRB_HI(*off); + writel(ha->crb_win, + (void __iomem *)(CRB_WINDOW_2M + ha->nx_pcibase)); + + /* Read back value to make sure write has gone through before trying + * to use it. */ + win_read = readl((void __iomem *)(CRB_WINDOW_2M + ha->nx_pcibase)); + if (win_read != ha->crb_win) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "%s: Written crbwin (0x%x) != Read crbwin (0x%x)," + " off=0x%lx\n", __func__, ha->crb_win, win_read, *off)); + } + *off = (*off & MASK(16)) + CRB_INDIRECT_2M + ha->nx_pcibase; +} + +void +qla4_8xxx_wr_32(struct scsi_qla_host *ha, ulong off, u32 data) +{ + unsigned long flags = 0; + int rv; + + rv = qla4_8xxx_pci_get_crb_addr_2M(ha, &off); + + BUG_ON(rv == -1); + + if (rv == 1) { + write_lock_irqsave(&ha->hw_lock, flags); + qla4_8xxx_crb_win_lock(ha); + qla4_8xxx_pci_set_crbwindow_2M(ha, &off); + } + + writel(data, (void __iomem *)off); + + if (rv == 1) { + qla4_8xxx_crb_win_unlock(ha); + write_unlock_irqrestore(&ha->hw_lock, flags); + } +} + +int +qla4_8xxx_rd_32(struct scsi_qla_host *ha, ulong off) +{ + unsigned long flags = 0; + int rv; + u32 data; + + rv = qla4_8xxx_pci_get_crb_addr_2M(ha, &off); + + BUG_ON(rv == -1); + + if (rv == 1) { + write_lock_irqsave(&ha->hw_lock, flags); + qla4_8xxx_crb_win_lock(ha); + qla4_8xxx_pci_set_crbwindow_2M(ha, &off); + } + data = readl((void __iomem *)off); + + if (rv == 1) { + qla4_8xxx_crb_win_unlock(ha); + write_unlock_irqrestore(&ha->hw_lock, flags); + } + return data; +} + +#define CRB_WIN_LOCK_TIMEOUT 100000000 + +int qla4_8xxx_crb_win_lock(struct scsi_qla_host *ha) +{ + int i; + int done = 0, timeout = 0; + + while (!done) { + /* acquire semaphore3 from PCI HW block */ + done = qla4_8xxx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_LOCK)); + if (done == 1) + break; + if (timeout >= CRB_WIN_LOCK_TIMEOUT) + return -1; + + timeout++; + + /* Yield CPU */ + if (!in_interrupt()) + schedule(); + else { + for (i = 0; i < 20; i++) + cpu_relax(); /*This a nop instr on i386*/ + } + } + qla4_8xxx_wr_32(ha, QLA82XX_CRB_WIN_LOCK_ID, ha->func_num); + return 0; +} + +void qla4_8xxx_crb_win_unlock(struct scsi_qla_host *ha) +{ + qla4_8xxx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_UNLOCK)); +} + +#define IDC_LOCK_TIMEOUT 100000000 + +/** + * qla4_8xxx_idc_lock - hw_lock + * @ha: pointer to adapter structure + * + * General purpose lock used to synchronize access to + * CRB_DEV_STATE, CRB_DEV_REF_COUNT, etc. + **/ +int qla4_8xxx_idc_lock(struct scsi_qla_host *ha) +{ + int i; + int done = 0, timeout = 0; + + while (!done) { + /* acquire semaphore5 from PCI HW block */ + done = qla4_8xxx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM5_LOCK)); + if (done == 1) + break; + if (timeout >= IDC_LOCK_TIMEOUT) + return -1; + + timeout++; + + /* Yield CPU */ + if (!in_interrupt()) + schedule(); + else { + for (i = 0; i < 20; i++) + cpu_relax(); /*This a nop instr on i386*/ + } + } + return 0; +} + +void qla4_8xxx_idc_unlock(struct scsi_qla_host *ha) +{ + qla4_8xxx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM5_UNLOCK)); +} + +int +qla4_8xxx_pci_get_crb_addr_2M(struct scsi_qla_host *ha, ulong *off) +{ + struct crb_128M_2M_sub_block_map *m; + + if (*off >= QLA82XX_CRB_MAX) + return -1; + + if (*off >= QLA82XX_PCI_CAMQM && (*off < QLA82XX_PCI_CAMQM_2M_END)) { + *off = (*off - QLA82XX_PCI_CAMQM) + + QLA82XX_PCI_CAMQM_2M_BASE + ha->nx_pcibase; + return 0; + } + + if (*off < QLA82XX_PCI_CRBSPACE) + return -1; + + *off -= QLA82XX_PCI_CRBSPACE; + /* + * Try direct map + */ + + m = &crb_128M_2M_map[CRB_BLK(*off)].sub_block[CRB_SUBBLK(*off)]; + + if (m->valid && (m->start_128M <= *off) && (m->end_128M > *off)) { + *off = *off + m->start_2M - m->start_128M + ha->nx_pcibase; + return 0; + } + + /* + * Not in direct map, use crb window + */ + return 1; +} + +/* PCI Windowing for DDR regions. */ +#define QLA82XX_ADDR_IN_RANGE(addr, low, high) \ + (((addr) <= (high)) && ((addr) >= (low))) + +/* +* check memory access boundary. +* used by test agent. support ddr access only for now +*/ +static unsigned long +qla4_8xxx_pci_mem_bound_check(struct scsi_qla_host *ha, + unsigned long long addr, int size) +{ + if (!QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_DDR_NET, + QLA82XX_ADDR_DDR_NET_MAX) || + !QLA82XX_ADDR_IN_RANGE(addr + size - 1, + QLA82XX_ADDR_DDR_NET, QLA82XX_ADDR_DDR_NET_MAX) || + ((size != 1) && (size != 2) && (size != 4) && (size != 8))) { + return 0; + } + return 1; +} + +static int qla4_8xxx_pci_set_window_warning_count; + +static unsigned long +qla4_8xxx_pci_set_window(struct scsi_qla_host *ha, unsigned long long addr) +{ + int window; + u32 win_read; + + if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_DDR_NET, + QLA82XX_ADDR_DDR_NET_MAX)) { + /* DDR network side */ + window = MN_WIN(addr); + ha->ddr_mn_window = window; + qla4_8xxx_wr_32(ha, ha->mn_win_crb | + QLA82XX_PCI_CRBSPACE, window); + win_read = qla4_8xxx_rd_32(ha, ha->mn_win_crb | + QLA82XX_PCI_CRBSPACE); + if ((win_read << 17) != window) { + ql4_printk(KERN_WARNING, ha, + "%s: Written MNwin (0x%x) != Read MNwin (0x%x)\n", + __func__, window, win_read); + } + addr = GET_MEM_OFFS_2M(addr) + QLA82XX_PCI_DDR_NET; + } else if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_OCM0, + QLA82XX_ADDR_OCM0_MAX)) { + unsigned int temp1; + /* if bits 19:18&17:11 are on */ + if ((addr & 0x00ff800) == 0xff800) { + printk("%s: QM access not handled.\n", __func__); + addr = -1UL; + } + + window = OCM_WIN(addr); + ha->ddr_mn_window = window; + qla4_8xxx_wr_32(ha, ha->mn_win_crb | + QLA82XX_PCI_CRBSPACE, window); + win_read = qla4_8xxx_rd_32(ha, ha->mn_win_crb | + QLA82XX_PCI_CRBSPACE); + temp1 = ((window & 0x1FF) << 7) | + ((window & 0x0FFFE0000) >> 17); + if (win_read != temp1) { + printk("%s: Written OCMwin (0x%x) != Read" + " OCMwin (0x%x)\n", __func__, temp1, win_read); + } + addr = GET_MEM_OFFS_2M(addr) + QLA82XX_PCI_OCM0_2M; + + } else if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_QDR_NET, + QLA82XX_P3_ADDR_QDR_NET_MAX)) { + /* QDR network side */ + window = MS_WIN(addr); + ha->qdr_sn_window = window; + qla4_8xxx_wr_32(ha, ha->ms_win_crb | + QLA82XX_PCI_CRBSPACE, window); + win_read = qla4_8xxx_rd_32(ha, + ha->ms_win_crb | QLA82XX_PCI_CRBSPACE); + if (win_read != window) { + printk("%s: Written MSwin (0x%x) != Read " + "MSwin (0x%x)\n", __func__, window, win_read); + } + addr = GET_MEM_OFFS_2M(addr) + QLA82XX_PCI_QDR_NET; + + } else { + /* + * peg gdb frequently accesses memory that doesn't exist, + * this limits the chit chat so debugging isn't slowed down. + */ + if ((qla4_8xxx_pci_set_window_warning_count++ < 8) || + (qla4_8xxx_pci_set_window_warning_count%64 == 0)) { + printk("%s: Warning:%s Unknown address range!\n", + __func__, DRIVER_NAME); + } + addr = -1UL; + } + return addr; +} + +/* check if address is in the same windows as the previous access */ +static int qla4_8xxx_pci_is_same_window(struct scsi_qla_host *ha, + unsigned long long addr) +{ + int window; + unsigned long long qdr_max; + + qdr_max = QLA82XX_P3_ADDR_QDR_NET_MAX; + + if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_DDR_NET, + QLA82XX_ADDR_DDR_NET_MAX)) { + /* DDR network side */ + BUG(); /* MN access can not come here */ + } else if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_OCM0, + QLA82XX_ADDR_OCM0_MAX)) { + return 1; + } else if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_OCM1, + QLA82XX_ADDR_OCM1_MAX)) { + return 1; + } else if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_QDR_NET, + qdr_max)) { + /* QDR network side */ + window = ((addr - QLA82XX_ADDR_QDR_NET) >> 22) & 0x3f; + if (ha->qdr_sn_window == window) + return 1; + } + + return 0; +} + +static int qla4_8xxx_pci_mem_read_direct(struct scsi_qla_host *ha, + u64 off, void *data, int size) +{ + unsigned long flags; + void __iomem *addr; + int ret = 0; + u64 start; + void __iomem *mem_ptr = NULL; + unsigned long mem_base; + unsigned long mem_page; + + write_lock_irqsave(&ha->hw_lock, flags); + + /* + * If attempting to access unknown address or straddle hw windows, + * do not access. + */ + start = qla4_8xxx_pci_set_window(ha, off); + if ((start == -1UL) || + (qla4_8xxx_pci_is_same_window(ha, off + size - 1) == 0)) { + write_unlock_irqrestore(&ha->hw_lock, flags); + printk(KERN_ERR"%s out of bound pci memory access. " + "offset is 0x%llx\n", DRIVER_NAME, off); + return -1; + } + + addr = qla4_8xxx_pci_base_offsetfset(ha, start); + if (!addr) { + write_unlock_irqrestore(&ha->hw_lock, flags); + mem_base = pci_resource_start(ha->pdev, 0); + mem_page = start & PAGE_MASK; + /* Map two pages whenever user tries to access addresses in two + consecutive pages. + */ + if (mem_page != ((start + size - 1) & PAGE_MASK)) + mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE * 2); + else + mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE); + + if (mem_ptr == NULL) { + *(u8 *)data = 0; + return -1; + } + addr = mem_ptr; + addr += start & (PAGE_SIZE - 1); + write_lock_irqsave(&ha->hw_lock, flags); + } + + switch (size) { + case 1: + *(u8 *)data = readb(addr); + break; + case 2: + *(u16 *)data = readw(addr); + break; + case 4: + *(u32 *)data = readl(addr); + break; + case 8: + *(u64 *)data = readq(addr); + break; + default: + ret = -1; + break; + } + write_unlock_irqrestore(&ha->hw_lock, flags); + + if (mem_ptr) + iounmap(mem_ptr); + return ret; +} + +static int +qla4_8xxx_pci_mem_write_direct(struct scsi_qla_host *ha, u64 off, + void *data, int size) +{ + unsigned long flags; + void __iomem *addr; + int ret = 0; + u64 start; + void __iomem *mem_ptr = NULL; + unsigned long mem_base; + unsigned long mem_page; + + write_lock_irqsave(&ha->hw_lock, flags); + + /* + * If attempting to access unknown address or straddle hw windows, + * do not access. + */ + start = qla4_8xxx_pci_set_window(ha, off); + if ((start == -1UL) || + (qla4_8xxx_pci_is_same_window(ha, off + size - 1) == 0)) { + write_unlock_irqrestore(&ha->hw_lock, flags); + printk(KERN_ERR"%s out of bound pci memory access. " + "offset is 0x%llx\n", DRIVER_NAME, off); + return -1; + } + + addr = qla4_8xxx_pci_base_offsetfset(ha, start); + if (!addr) { + write_unlock_irqrestore(&ha->hw_lock, flags); + mem_base = pci_resource_start(ha->pdev, 0); + mem_page = start & PAGE_MASK; + /* Map two pages whenever user tries to access addresses in two + consecutive pages. + */ + if (mem_page != ((start + size - 1) & PAGE_MASK)) + mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE*2); + else + mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE); + if (mem_ptr == NULL) + return -1; + + addr = mem_ptr; + addr += start & (PAGE_SIZE - 1); + write_lock_irqsave(&ha->hw_lock, flags); + } + + switch (size) { + case 1: + writeb(*(u8 *)data, addr); + break; + case 2: + writew(*(u16 *)data, addr); + break; + case 4: + writel(*(u32 *)data, addr); + break; + case 8: + writeq(*(u64 *)data, addr); + break; + default: + ret = -1; + break; + } + write_unlock_irqrestore(&ha->hw_lock, flags); + if (mem_ptr) + iounmap(mem_ptr); + return ret; +} + +#define MTU_FUDGE_FACTOR 100 + +static unsigned long +qla4_8xxx_decode_crb_addr(unsigned long addr) +{ + int i; + unsigned long base_addr, offset, pci_base; + + if (!qla4_8xxx_crb_table_initialized) + qla4_8xxx_crb_addr_transform_setup(); + + pci_base = ADDR_ERROR; + base_addr = addr & 0xfff00000; + offset = addr & 0x000fffff; + + for (i = 0; i < MAX_CRB_XFORM; i++) { + if (crb_addr_xform[i] == base_addr) { + pci_base = i << 20; + break; + } + } + if (pci_base == ADDR_ERROR) + return pci_base; + else + return pci_base + offset; +} + +static long rom_max_timeout = 100; +static long qla4_8xxx_rom_lock_timeout = 100; + +static int +qla4_8xxx_rom_lock(struct scsi_qla_host *ha) +{ + int i; + int done = 0, timeout = 0; + + while (!done) { + /* acquire semaphore2 from PCI HW block */ + + done = qla4_8xxx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM2_LOCK)); + if (done == 1) + break; + if (timeout >= qla4_8xxx_rom_lock_timeout) + return -1; + + timeout++; + + /* Yield CPU */ + if (!in_interrupt()) + schedule(); + else { + for (i = 0; i < 20; i++) + cpu_relax(); /*This a nop instr on i386*/ + } + } + qla4_8xxx_wr_32(ha, QLA82XX_ROM_LOCK_ID, ROM_LOCK_DRIVER); + return 0; +} + +static void +qla4_8xxx_rom_unlock(struct scsi_qla_host *ha) +{ + qla4_8xxx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM2_UNLOCK)); +} + +static int +qla4_8xxx_wait_rom_done(struct scsi_qla_host *ha) +{ + long timeout = 0; + long done = 0 ; + + while (done == 0) { + done = qla4_8xxx_rd_32(ha, QLA82XX_ROMUSB_GLB_STATUS); + done &= 2; + timeout++; + if (timeout >= rom_max_timeout) { + printk("%s: Timeout reached waiting for rom done", + DRIVER_NAME); + return -1; + } + } + return 0; +} + +static int +qla4_8xxx_do_rom_fast_read(struct scsi_qla_host *ha, int addr, int *valp) +{ + qla4_8xxx_wr_32(ha, QLA82XX_ROMUSB_ROM_ADDRESS, addr); + qla4_8xxx_wr_32(ha, QLA82XX_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); + qla4_8xxx_wr_32(ha, QLA82XX_ROMUSB_ROM_ABYTE_CNT, 3); + qla4_8xxx_wr_32(ha, QLA82XX_ROMUSB_ROM_INSTR_OPCODE, 0xb); + if (qla4_8xxx_wait_rom_done(ha)) { + printk("%s: Error waiting for rom done\n", DRIVER_NAME); + return -1; + } + /* reset abyte_cnt and dummy_byte_cnt */ + qla4_8xxx_wr_32(ha, QLA82XX_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); + udelay(10); + qla4_8xxx_wr_32(ha, QLA82XX_ROMUSB_ROM_ABYTE_CNT, 0); + + *valp = qla4_8xxx_rd_32(ha, QLA82XX_ROMUSB_ROM_RDATA); + return 0; +} + +static int +qla4_8xxx_rom_fast_read(struct scsi_qla_host *ha, int addr, int *valp) +{ + int ret, loops = 0; + + while ((qla4_8xxx_rom_lock(ha) != 0) && (loops < 50000)) { + udelay(100); + loops++; + } + if (loops >= 50000) { + printk("%s: qla4_8xxx_rom_lock failed\n", DRIVER_NAME); + return -1; + } + ret = qla4_8xxx_do_rom_fast_read(ha, addr, valp); + qla4_8xxx_rom_unlock(ha); + return ret; +} + +/** + * This routine does CRB initialize sequence + * to put the ISP into operational state + **/ +static int +qla4_8xxx_pinit_from_rom(struct scsi_qla_host *ha, int verbose) +{ + int addr, val; + int i ; + struct crb_addr_pair *buf; + unsigned long off; + unsigned offset, n; + + struct crb_addr_pair { + long addr; + long data; + }; + + /* Halt all the indiviual PEGs and other blocks of the ISP */ + qla4_8xxx_rom_lock(ha); + if (test_bit(DPC_RESET_HA, &ha->dpc_flags)) + /* don't reset CAM block on reset */ + qla4_8xxx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0xfeffffff); + else + qla4_8xxx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0xffffffff); + + qla4_8xxx_rom_unlock(ha); + + /* Read the signature value from the flash. + * Offset 0: Contain signature (0xcafecafe) + * Offset 4: Offset and number of addr/value pairs + * that present in CRB initialize sequence + */ + if (qla4_8xxx_rom_fast_read(ha, 0, &n) != 0 || n != 0xcafecafeUL || + qla4_8xxx_rom_fast_read(ha, 4, &n) != 0) { + ql4_printk(KERN_WARNING, ha, + "[ERROR] Reading crb_init area: n: %08x\n", n); + return -1; + } + + /* Offset in flash = lower 16 bits + * Number of enteries = upper 16 bits + */ + offset = n & 0xffffU; + n = (n >> 16) & 0xffffU; + + /* number of addr/value pair should not exceed 1024 enteries */ + if (n >= 1024) { + ql4_printk(KERN_WARNING, ha, + "%s: %s:n=0x%x [ERROR] Card flash not initialized.\n", + DRIVER_NAME, __func__, n); + return -1; + } + + ql4_printk(KERN_INFO, ha, + "%s: %d CRB init values found in ROM.\n", DRIVER_NAME, n); + + buf = kmalloc(n * sizeof(struct crb_addr_pair), GFP_KERNEL); + if (buf == NULL) { + ql4_printk(KERN_WARNING, ha, + "%s: [ERROR] Unable to malloc memory.\n", DRIVER_NAME); + return -1; + } + + for (i = 0; i < n; i++) { + if (qla4_8xxx_rom_fast_read(ha, 8*i + 4*offset, &val) != 0 || + qla4_8xxx_rom_fast_read(ha, 8*i + 4*offset + 4, &addr) != + 0) { + kfree(buf); + return -1; + } + + buf[i].addr = addr; + buf[i].data = val; + } + + for (i = 0; i < n; i++) { + /* Translate internal CRB initialization + * address to PCI bus address + */ + off = qla4_8xxx_decode_crb_addr((unsigned long)buf[i].addr) + + QLA82XX_PCI_CRBSPACE; + /* Not all CRB addr/value pair to be written, + * some of them are skipped + */ + + /* skip if LS bit is set*/ + if (off & 0x1) { + DEBUG2(ql4_printk(KERN_WARNING, ha, + "Skip CRB init replay for offset = 0x%lx\n", off)); + continue; + } + + /* skipping cold reboot MAGIC */ + if (off == QLA82XX_CAM_RAM(0x1fc)) + continue; + + /* do not reset PCI */ + if (off == (ROMUSB_GLB + 0xbc)) + continue; + + /* skip core clock, so that firmware can increase the clock */ + if (off == (ROMUSB_GLB + 0xc8)) + continue; + + /* skip the function enable register */ + if (off == QLA82XX_PCIE_REG(PCIE_SETUP_FUNCTION)) + continue; + + if (off == QLA82XX_PCIE_REG(PCIE_SETUP_FUNCTION2)) + continue; + + if ((off & 0x0ff00000) == QLA82XX_CRB_SMB) + continue; + + if ((off & 0x0ff00000) == QLA82XX_CRB_DDR_NET) + continue; + + if (off == ADDR_ERROR) { + ql4_printk(KERN_WARNING, ha, + "%s: [ERROR] Unknown addr: 0x%08lx\n", + DRIVER_NAME, buf[i].addr); + continue; + } + + qla4_8xxx_wr_32(ha, off, buf[i].data); + + /* ISP requires much bigger delay to settle down, + * else crb_window returns 0xffffffff + */ + if (off == QLA82XX_ROMUSB_GLB_SW_RESET) + msleep(1000); + + /* ISP requires millisec delay between + * successive CRB register updation + */ + msleep(1); + } + + kfree(buf); + + /* Resetting the data and instruction cache */ + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_D+0xec, 0x1e); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_D+0x4c, 8); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_I+0x4c, 8); + + /* Clear all protocol processing engines */ + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_0+0x8, 0); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_0+0xc, 0); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_1+0x8, 0); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_1+0xc, 0); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_2+0x8, 0); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_2+0xc, 0); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_3+0x8, 0); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_3+0xc, 0); + + return 0; +} + +static int qla4_8xxx_check_for_bad_spd(struct scsi_qla_host *ha) +{ + u32 val = 0; + val = qla4_8xxx_rd_32(ha, BOOT_LOADER_DIMM_STATUS) ; + val &= QLA82XX_BOOT_LOADER_MN_ISSUE; + if (val & QLA82XX_PEG_TUNE_MN_SPD_ZEROED) { + printk("Memory DIMM SPD not programmed. Assumed valid.\n"); + return 1; + } else if (val) { + printk("Memory DIMM type incorrect. Info:%08X.\n", val); + return 2; + } + return 0; +} + +static int +qla4_8xxx_load_from_flash(struct scsi_qla_host *ha, uint32_t image_start) +{ + int i; + long size = 0; + long flashaddr, memaddr; + u64 data; + u32 high, low; + + flashaddr = memaddr = ha->hw.flt_region_bootload; + size = (image_start - flashaddr)/8; + + DEBUG2(printk("scsi%ld: %s: bootldr=0x%lx, fw_image=0x%x\n", + ha->host_no, __func__, flashaddr, image_start)); + + for (i = 0; i < size; i++) { + if ((qla4_8xxx_rom_fast_read(ha, flashaddr, (int *)&low)) || + (qla4_8xxx_rom_fast_read(ha, flashaddr + 4, + (int *)&high))) { + return -1; + } + data = ((u64)high << 32) | low ; + qla4_8xxx_pci_mem_write_2M(ha, memaddr, &data, 8); + flashaddr += 8; + memaddr += 8; + + if (i%0x1000 == 0) + msleep(1); + + } + + udelay(100); + + read_lock(&ha->hw_lock); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_PEG_NET_0 + 0x18, 0x1020); + qla4_8xxx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, 0x80001e); + read_unlock(&ha->hw_lock); + + return 0; +} + +static int qla4_8xxx_load_fw(struct scsi_qla_host *ha, uint32_t image_start) +{ + u32 rst; + + qla4_8xxx_wr_32(ha, CRB_CMDPEG_STATE, 0); + if (qla4_8xxx_pinit_from_rom(ha, 0) != QLA_SUCCESS) { + printk(KERN_WARNING "%s: Error during CRB Initialization\n", + __func__); + return QLA_ERROR; + } + + udelay(500); + + /* at this point, QM is in reset. This could be a problem if there are + * incoming d* transition queue messages. QM/PCIE could wedge. + * To get around this, QM is brought out of reset. + */ + + rst = qla4_8xxx_rd_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET); + /* unreset qm */ + rst &= ~(1 << 28); + qla4_8xxx_wr_32(ha, QLA82XX_ROMUSB_GLB_SW_RESET, rst); + + if (qla4_8xxx_load_from_flash(ha, image_start)) { + printk("%s: Error trying to load fw from flash!\n", __func__); + return QLA_ERROR; + } + + return QLA_SUCCESS; +} + +int +qla4_8xxx_pci_mem_read_2M(struct scsi_qla_host *ha, + u64 off, void *data, int size) +{ + int i, j = 0, k, start, end, loop, sz[2], off0[2]; + int shift_amount; + uint32_t temp; + uint64_t off8, val, mem_crb, word[2] = {0, 0}; + + /* + * If not MN, go check for MS or invalid. + */ + + if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) + mem_crb = QLA82XX_CRB_QDR_NET; + else { + mem_crb = QLA82XX_CRB_DDR_NET; + if (qla4_8xxx_pci_mem_bound_check(ha, off, size) == 0) + return qla4_8xxx_pci_mem_read_direct(ha, + off, data, size); + } + + + off8 = off & 0xfffffff0; + off0[0] = off & 0xf; + sz[0] = (size < (16 - off0[0])) ? size : (16 - off0[0]); + shift_amount = 4; + + loop = ((off0[0] + size - 1) >> shift_amount) + 1; + off0[1] = 0; + sz[1] = size - sz[0]; + + for (i = 0; i < loop; i++) { + temp = off8 + (i << shift_amount); + qla4_8xxx_wr_32(ha, mem_crb + MIU_TEST_AGT_ADDR_LO, temp); + temp = 0; + qla4_8xxx_wr_32(ha, mem_crb + MIU_TEST_AGT_ADDR_HI, temp); + temp = MIU_TA_CTL_ENABLE; + qla4_8xxx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); + temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE; + qla4_8xxx_wr_32(ha, mem_crb + MIU_TEST_AGT_CTRL, temp); + + for (j = 0; j < MAX_CTL_CHECK; j++) { + temp = qla4_8xxx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); + if ((temp & MIU_TA_CTL_BUSY) == 0) + break; + } + + if (j >= MAX_CTL_CHECK) { + if (printk_ratelimit()) + ql4_printk(KERN_ERR, ha, + "failed to read through agent\n"); + break; + } + + start = off0[i] >> 2; + end = (off0[i] + sz[i] - 1) >> 2; + for (k = start; k <= end; k++) { + temp = qla4_8xxx_rd_32(ha, + mem_crb + MIU_TEST_AGT_RDDATA(k)); + word[i] |= ((uint64_t)temp << (32 * (k & 1))); + } + } + + if (j >= MAX_CTL_CHECK) + return -1; + + if ((off0[0] & 7) == 0) { + val = word[0]; + } else { + val = ((word[0] >> (off0[0] * 8)) & (~(~0ULL << (sz[0] * 8)))) | + ((word[1] & (~(~0ULL << (sz[1] * 8)))) << (sz[0] * 8)); + } + + switch (size) { + case 1: + *(uint8_t *)data = val; + break; + case 2: + *(uint16_t *)data = val; + break; + case 4: + *(uint32_t *)data = val; + break; + case 8: + *(uint64_t *)data = val; + break; + } + return 0; +} + +int +qla4_8xxx_pci_mem_write_2M(struct scsi_qla_host *ha, + u64 off, void *data, int size) +{ + int i, j, ret = 0, loop, sz[2], off0; + int scale, shift_amount, startword; + uint32_t temp; + uint64_t off8, mem_crb, tmpw, word[2] = {0, 0}; + + /* + * If not MN, go check for MS or invalid. + */ + if (off >= QLA82XX_ADDR_QDR_NET && off <= QLA82XX_P3_ADDR_QDR_NET_MAX) + mem_crb = QLA82XX_CRB_QDR_NET; + else { + mem_crb = QLA82XX_CRB_DDR_NET; + if (qla4_8xxx_pci_mem_bound_check(ha, off, size) == 0) + return qla4_8xxx_pci_mem_write_direct(ha, + off, data, size); + } + + off0 = off & 0x7; + sz[0] = (size < (8 - off0)) ? size : (8 - off0); + sz[1] = size - sz[0]; + + off8 = off & 0xfffffff0; + loop = (((off & 0xf) + size - 1) >> 4) + 1; + shift_amount = 4; + scale = 2; + startword = (off & 0xf)/8; + + for (i = 0; i < loop; i++) { + if (qla4_8xxx_pci_mem_read_2M(ha, off8 + + (i << shift_amount), &word[i * scale], 8)) + return -1; + } + + switch (size) { + case 1: + tmpw = *((uint8_t *)data); + break; + case 2: + tmpw = *((uint16_t *)data); + break; + case 4: + tmpw = *((uint32_t *)data); + break; + case 8: + default: + tmpw = *((uint64_t *)data); + break; + } + + if (sz[0] == 8) + word[startword] = tmpw; + else { + word[startword] &= + ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); + word[startword] |= tmpw << (off0 * 8); + } + + if (sz[1] != 0) { + word[startword+1] &= ~(~0ULL << (sz[1] * 8)); + word[startword+1] |= tmpw >> (sz[0] * 8); + } + + for (i = 0; i < loop; i++) { + temp = off8 + (i << shift_amount); + qla4_8xxx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_LO, temp); + temp = 0; + qla4_8xxx_wr_32(ha, mem_crb+MIU_TEST_AGT_ADDR_HI, temp); + temp = word[i * scale] & 0xffffffff; + qla4_8xxx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_LO, temp); + temp = (word[i * scale] >> 32) & 0xffffffff; + qla4_8xxx_wr_32(ha, mem_crb+MIU_TEST_AGT_WRDATA_HI, temp); + temp = word[i*scale + 1] & 0xffffffff; + qla4_8xxx_wr_32(ha, mem_crb + MIU_TEST_AGT_WRDATA_UPPER_LO, + temp); + temp = (word[i*scale + 1] >> 32) & 0xffffffff; + qla4_8xxx_wr_32(ha, mem_crb + MIU_TEST_AGT_WRDATA_UPPER_HI, + temp); + + temp = MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; + qla4_8xxx_wr_32(ha, mem_crb+MIU_TEST_AGT_CTRL, temp); + temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; + qla4_8xxx_wr_32(ha, mem_crb+MIU_TEST_AGT_CTRL, temp); + + for (j = 0; j < MAX_CTL_CHECK; j++) { + temp = qla4_8xxx_rd_32(ha, mem_crb + MIU_TEST_AGT_CTRL); + if ((temp & MIU_TA_CTL_BUSY) == 0) + break; + } + + if (j >= MAX_CTL_CHECK) { + if (printk_ratelimit()) + ql4_printk(KERN_ERR, ha, + "failed to write through agent\n"); + ret = -1; + break; + } + } + + return ret; +} + +static int qla4_8xxx_cmdpeg_ready(struct scsi_qla_host *ha, int pegtune_val) +{ + u32 val = 0; + int retries = 60; + + if (!pegtune_val) { + do { + val = qla4_8xxx_rd_32(ha, CRB_CMDPEG_STATE); + if ((val == PHAN_INITIALIZE_COMPLETE) || + (val == PHAN_INITIALIZE_ACK)) + return 0; + set_current_state(TASK_UNINTERRUPTIBLE); + schedule_timeout(500); + + } while (--retries); + + qla4_8xxx_check_for_bad_spd(ha); + + if (!retries) { + pegtune_val = qla4_8xxx_rd_32(ha, + QLA82XX_ROMUSB_GLB_PEGTUNE_DONE); + printk(KERN_WARNING "%s: init failed, " + "pegtune_val = %x\n", __func__, pegtune_val); + return -1; + } + } + return 0; +} + +static int qla4_8xxx_rcvpeg_ready(struct scsi_qla_host *ha) +{ + uint32_t state = 0; + int loops = 0; + + /* Window 1 call */ + read_lock(&ha->hw_lock); + state = qla4_8xxx_rd_32(ha, CRB_RCVPEG_STATE); + read_unlock(&ha->hw_lock); + + while ((state != PHAN_PEG_RCV_INITIALIZED) && (loops < 30000)) { + udelay(100); + /* Window 1 call */ + read_lock(&ha->hw_lock); + state = qla4_8xxx_rd_32(ha, CRB_RCVPEG_STATE); + read_unlock(&ha->hw_lock); + + loops++; + } + + if (loops >= 30000) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "Receive Peg initialization not complete: 0x%x.\n", state)); + return QLA_ERROR; + } + + return QLA_SUCCESS; +} + +static inline void +qla4_8xxx_set_drv_active(struct scsi_qla_host *ha) +{ + uint32_t drv_active; + + drv_active = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); + drv_active |= (1 << (ha->func_num * 4)); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, drv_active); +} + +void +qla4_8xxx_clear_drv_active(struct scsi_qla_host *ha) +{ + uint32_t drv_active; + + drv_active = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); + drv_active &= ~(1 << (ha->func_num * 4)); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DRV_ACTIVE, drv_active); +} + +static inline int +qla4_8xxx_need_reset(struct scsi_qla_host *ha) +{ + uint32_t drv_state; + int rval; + + drv_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DRV_STATE); + rval = drv_state & (1 << (ha->func_num * 4)); + return rval; +} + +static inline void +qla4_8xxx_set_rst_ready(struct scsi_qla_host *ha) +{ + uint32_t drv_state; + + drv_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DRV_STATE); + drv_state |= (1 << (ha->func_num * 4)); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DRV_STATE, drv_state); +} + +static inline void +qla4_8xxx_clear_rst_ready(struct scsi_qla_host *ha) +{ + uint32_t drv_state; + + drv_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DRV_STATE); + drv_state &= ~(1 << (ha->func_num * 4)); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DRV_STATE, drv_state); +} + +static inline void +qla4_8xxx_set_qsnt_ready(struct scsi_qla_host *ha) +{ + uint32_t qsnt_state; + + qsnt_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DRV_STATE); + qsnt_state |= (2 << (ha->func_num * 4)); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DRV_STATE, qsnt_state); +} + + +static int +qla4_8xxx_start_firmware(struct scsi_qla_host *ha, uint32_t image_start) +{ + int pcie_cap; + uint16_t lnk; + + /* scrub dma mask expansion register */ + qla4_8xxx_wr_32(ha, CRB_DMA_SHIFT, 0x55555555); + + /* Overwrite stale initialization register values */ + qla4_8xxx_wr_32(ha, CRB_CMDPEG_STATE, 0); + qla4_8xxx_wr_32(ha, CRB_RCVPEG_STATE, 0); + qla4_8xxx_wr_32(ha, QLA82XX_PEG_HALT_STATUS1, 0); + qla4_8xxx_wr_32(ha, QLA82XX_PEG_HALT_STATUS2, 0); + + if (qla4_8xxx_load_fw(ha, image_start) != QLA_SUCCESS) { + printk("%s: Error trying to start fw!\n", __func__); + return QLA_ERROR; + } + + /* Handshake with the card before we register the devices. */ + if (qla4_8xxx_cmdpeg_ready(ha, 0) != QLA_SUCCESS) { + printk("%s: Error during card handshake!\n", __func__); + return QLA_ERROR; + } + + /* Negotiated Link width */ + pcie_cap = pci_find_capability(ha->pdev, PCI_CAP_ID_EXP); + pci_read_config_word(ha->pdev, pcie_cap + PCI_EXP_LNKSTA, &lnk); + ha->link_width = (lnk >> 4) & 0x3f; + + /* Synchronize with Receive peg */ + return qla4_8xxx_rcvpeg_ready(ha); +} + +static int +qla4_8xxx_try_start_fw(struct scsi_qla_host *ha) +{ + int rval = QLA_ERROR; + + /* + * FW Load priority: + * 1) Operational firmware residing in flash. + * 2) Fail + */ + + ql4_printk(KERN_INFO, ha, + "FW: Retrieving flash offsets from FLT/FDT ...\n"); + rval = qla4_8xxx_get_flash_info(ha); + if (rval != QLA_SUCCESS) + return rval; + + ql4_printk(KERN_INFO, ha, + "FW: Attempting to load firmware from flash...\n"); + rval = qla4_8xxx_start_firmware(ha, ha->hw.flt_region_fw); + if (rval == QLA_SUCCESS) + return rval; + + ql4_printk(KERN_ERR, ha, "FW: Load firmware from flash FAILED...\n"); + + return rval; +} + +/** + * qla4_8xxx_device_bootstrap - Initialize device, set DEV_READY, start fw + * @ha: pointer to adapter structure + * + * Note: IDC lock must be held upon entry + **/ +static int +qla4_8xxx_device_bootstrap(struct scsi_qla_host *ha) +{ + int rval, i, timeout; + uint32_t old_count, count; + + if (qla4_8xxx_need_reset(ha)) + goto dev_initialize; + + old_count = qla4_8xxx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); + + for (i = 0; i < 10; i++) { + timeout = msleep_interruptible(200); + if (timeout) { + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DEV_STATE, + QLA82XX_DEV_FAILED); + return QLA_ERROR; + } + + count = qla4_8xxx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); + if (count != old_count) + goto dev_ready; + } + +dev_initialize: + /* set to DEV_INITIALIZING */ + ql4_printk(KERN_INFO, ha, "HW State: INITIALIZING\n"); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA82XX_DEV_INITIALIZING); + + /* Driver that sets device state to initializating sets IDC version */ + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DRV_IDC_VERSION, QLA82XX_IDC_VERSION); + + qla4_8xxx_idc_unlock(ha); + rval = qla4_8xxx_try_start_fw(ha); + qla4_8xxx_idc_lock(ha); + + if (rval != QLA_SUCCESS) { + ql4_printk(KERN_INFO, ha, "HW State: FAILED\n"); + qla4_8xxx_clear_drv_active(ha); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA82XX_DEV_FAILED); + return rval; + } + +dev_ready: + ql4_printk(KERN_INFO, ha, "HW State: READY\n"); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA82XX_DEV_READY); + + return QLA_SUCCESS; +} + +/** + * qla4_8xxx_need_reset_handler - Code to start reset sequence + * @ha: pointer to adapter structure + * + * Note: IDC lock must be held upon entry + **/ +static void +qla4_8xxx_need_reset_handler(struct scsi_qla_host *ha) +{ + uint32_t dev_state, drv_state, drv_active; + unsigned long reset_timeout; + + ql4_printk(KERN_INFO, ha, + "Performing ISP error recovery\n"); + + if (test_and_clear_bit(AF_ONLINE, &ha->flags)) { + qla4_8xxx_idc_unlock(ha); + ha->isp_ops->disable_intrs(ha); + qla4_8xxx_idc_lock(ha); + } + + qla4_8xxx_set_rst_ready(ha); + + /* wait for 10 seconds for reset ack from all functions */ + reset_timeout = jiffies + (ha->nx_reset_timeout * HZ); + + drv_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DRV_STATE); + drv_active = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); + + ql4_printk(KERN_INFO, ha, + "%s(%ld): drv_state = 0x%x, drv_active = 0x%x\n", + __func__, ha->host_no, drv_state, drv_active); + + while (drv_state != drv_active) { + if (time_after_eq(jiffies, reset_timeout)) { + printk("%s: RESET TIMEOUT!\n", DRIVER_NAME); + break; + } + + qla4_8xxx_idc_unlock(ha); + msleep(1000); + qla4_8xxx_idc_lock(ha); + + drv_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DRV_STATE); + drv_active = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DRV_ACTIVE); + } + + dev_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DEV_STATE); + ql4_printk(KERN_INFO, ha, "3:Device state is 0x%x = %s\n", dev_state, + dev_state < MAX_STATES ? qdev_state[dev_state] : "Unknown"); + + /* Force to DEV_COLD unless someone else is starting a reset */ + if (dev_state != QLA82XX_DEV_INITIALIZING) { + ql4_printk(KERN_INFO, ha, "HW State: COLD/RE-INIT\n"); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA82XX_DEV_COLD); + } +} + +/** + * qla4_8xxx_need_qsnt_handler - Code to start qsnt + * @ha: pointer to adapter structure + **/ +void +qla4_8xxx_need_qsnt_handler(struct scsi_qla_host *ha) +{ + qla4_8xxx_idc_lock(ha); + qla4_8xxx_set_qsnt_ready(ha); + qla4_8xxx_idc_unlock(ha); +} + +/** + * qla4_8xxx_device_state_handler - Adapter state machine + * @ha: pointer to host adapter structure. + * + * Note: IDC lock must be UNLOCKED upon entry + **/ +int qla4_8xxx_device_state_handler(struct scsi_qla_host *ha) +{ + uint32_t dev_state; + int rval = QLA_SUCCESS; + unsigned long dev_init_timeout; + + if (!test_bit(AF_INIT_DONE, &ha->flags)) + qla4_8xxx_set_drv_active(ha); + + dev_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DEV_STATE); + ql4_printk(KERN_INFO, ha, "1:Device state is 0x%x = %s\n", dev_state, + dev_state < MAX_STATES ? qdev_state[dev_state] : "Unknown"); + + /* wait for 30 seconds for device to go ready */ + dev_init_timeout = jiffies + (ha->nx_dev_init_timeout * HZ); + + while (1) { + qla4_8xxx_idc_lock(ha); + + if (time_after_eq(jiffies, dev_init_timeout)) { + ql4_printk(KERN_WARNING, ha, "Device init failed!\n"); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DEV_STATE, + QLA82XX_DEV_FAILED); + } + + dev_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DEV_STATE); + ql4_printk(KERN_INFO, ha, + "2:Device state is 0x%x = %s\n", dev_state, + dev_state < MAX_STATES ? qdev_state[dev_state] : "Unknown"); + + /* NOTE: Make sure idc unlocked upon exit of switch statement */ + switch (dev_state) { + case QLA82XX_DEV_READY: + qla4_8xxx_idc_unlock(ha); + goto exit; + case QLA82XX_DEV_COLD: + rval = qla4_8xxx_device_bootstrap(ha); + qla4_8xxx_idc_unlock(ha); + goto exit; + case QLA82XX_DEV_INITIALIZING: + qla4_8xxx_idc_unlock(ha); + msleep(1000); + break; + case QLA82XX_DEV_NEED_RESET: + if (!ql4xdontresethba) { + qla4_8xxx_need_reset_handler(ha); + /* Update timeout value after need + * reset handler */ + dev_init_timeout = jiffies + + (ha->nx_dev_init_timeout * HZ); + } + qla4_8xxx_idc_unlock(ha); + break; + case QLA82XX_DEV_NEED_QUIESCENT: + qla4_8xxx_idc_unlock(ha); + /* idc locked/unlocked in handler */ + qla4_8xxx_need_qsnt_handler(ha); + qla4_8xxx_idc_lock(ha); + /* fall thru needs idc_locked */ + case QLA82XX_DEV_QUIESCENT: + qla4_8xxx_idc_unlock(ha); + msleep(1000); + break; + case QLA82XX_DEV_FAILED: + qla4_8xxx_idc_unlock(ha); + qla4xxx_dead_adapter_cleanup(ha); + rval = QLA_ERROR; + goto exit; + default: + qla4_8xxx_idc_unlock(ha); + qla4xxx_dead_adapter_cleanup(ha); + rval = QLA_ERROR; + goto exit; + } + } +exit: + return rval; +} + +int qla4_8xxx_load_risc(struct scsi_qla_host *ha) +{ + int retval; + retval = qla4_8xxx_device_state_handler(ha); + + if (retval == QLA_SUCCESS && + !test_bit(AF_INIT_DONE, &ha->flags)) { + retval = qla4xxx_request_irqs(ha); + if (retval != QLA_SUCCESS) { + ql4_printk(KERN_WARNING, ha, + "Failed to reserve interrupt %d already in use.\n", + ha->pdev->irq); + } else { + set_bit(AF_IRQ_ATTACHED, &ha->flags); + ha->host->irq = ha->pdev->irq; + ql4_printk(KERN_INFO, ha, "%s: irq %d attached\n", + __func__, ha->pdev->irq); + } + } + return retval; +} + +/*****************************************************************************/ +/* Flash Manipulation Routines */ +/*****************************************************************************/ + +#define OPTROM_BURST_SIZE 0x1000 +#define OPTROM_BURST_DWORDS (OPTROM_BURST_SIZE / 4) + +#define FARX_DATA_FLAG BIT_31 +#define FARX_ACCESS_FLASH_CONF 0x7FFD0000 +#define FARX_ACCESS_FLASH_DATA 0x7FF00000 + +static inline uint32_t +flash_conf_addr(struct ql82xx_hw_data *hw, uint32_t faddr) +{ + return hw->flash_conf_off | faddr; +} + +static inline uint32_t +flash_data_addr(struct ql82xx_hw_data *hw, uint32_t faddr) +{ + return hw->flash_data_off | faddr; +} + +static uint32_t * +qla4_8xxx_read_flash_data(struct scsi_qla_host *ha, uint32_t *dwptr, + uint32_t faddr, uint32_t length) +{ + uint32_t i; + uint32_t val; + int loops = 0; + while ((qla4_8xxx_rom_lock(ha) != 0) && (loops < 50000)) { + udelay(100); + cond_resched(); + loops++; + } + if (loops >= 50000) { + ql4_printk(KERN_WARNING, ha, "ROM lock failed\n"); + return dwptr; + } + + /* Dword reads to flash. */ + for (i = 0; i < length/4; i++, faddr += 4) { + if (qla4_8xxx_do_rom_fast_read(ha, faddr, &val)) { + ql4_printk(KERN_WARNING, ha, + "Do ROM fast read failed\n"); + goto done_read; + } + dwptr[i] = __constant_cpu_to_le32(val); + } + +done_read: + qla4_8xxx_rom_unlock(ha); + return dwptr; +} + +/** + * Address and length are byte address + **/ +static uint8_t * +qla4_8xxx_read_optrom_data(struct scsi_qla_host *ha, uint8_t *buf, + uint32_t offset, uint32_t length) +{ + qla4_8xxx_read_flash_data(ha, (uint32_t *)buf, offset, length); + return buf; +} + +static int +qla4_8xxx_find_flt_start(struct scsi_qla_host *ha, uint32_t *start) +{ + const char *loc, *locations[] = { "DEF", "PCI" }; + + /* + * FLT-location structure resides after the last PCI region. + */ + + /* Begin with sane defaults. */ + loc = locations[0]; + *start = FA_FLASH_LAYOUT_ADDR_82; + + DEBUG2(ql4_printk(KERN_INFO, ha, "FLTL[%s] = 0x%x.\n", loc, *start)); + return QLA_SUCCESS; +} + +static void +qla4_8xxx_get_flt_info(struct scsi_qla_host *ha, uint32_t flt_addr) +{ + const char *loc, *locations[] = { "DEF", "FLT" }; + uint16_t *wptr; + uint16_t cnt, chksum; + uint32_t start; + struct qla_flt_header *flt; + struct qla_flt_region *region; + struct ql82xx_hw_data *hw = &ha->hw; + + hw->flt_region_flt = flt_addr; + wptr = (uint16_t *)ha->request_ring; + flt = (struct qla_flt_header *)ha->request_ring; + region = (struct qla_flt_region *)&flt[1]; + qla4_8xxx_read_optrom_data(ha, (uint8_t *)ha->request_ring, + flt_addr << 2, OPTROM_BURST_SIZE); + if (*wptr == __constant_cpu_to_le16(0xffff)) + goto no_flash_data; + if (flt->version != __constant_cpu_to_le16(1)) { + DEBUG2(ql4_printk(KERN_INFO, ha, "Unsupported FLT detected: " + "version=0x%x length=0x%x checksum=0x%x.\n", + le16_to_cpu(flt->version), le16_to_cpu(flt->length), + le16_to_cpu(flt->checksum))); + goto no_flash_data; + } + + cnt = (sizeof(struct qla_flt_header) + le16_to_cpu(flt->length)) >> 1; + for (chksum = 0; cnt; cnt--) + chksum += le16_to_cpu(*wptr++); + if (chksum) { + DEBUG2(ql4_printk(KERN_INFO, ha, "Inconsistent FLT detected: " + "version=0x%x length=0x%x checksum=0x%x.\n", + le16_to_cpu(flt->version), le16_to_cpu(flt->length), + chksum)); + goto no_flash_data; + } + + loc = locations[1]; + cnt = le16_to_cpu(flt->length) / sizeof(struct qla_flt_region); + for ( ; cnt; cnt--, region++) { + /* Store addresses as DWORD offsets. */ + start = le32_to_cpu(region->start) >> 2; + + DEBUG3(ql4_printk(KERN_DEBUG, ha, "FLT[%02x]: start=0x%x " + "end=0x%x size=0x%x.\n", le32_to_cpu(region->code), start, + le32_to_cpu(region->end) >> 2, le32_to_cpu(region->size))); + + switch (le32_to_cpu(region->code) & 0xff) { + case FLT_REG_FDT: + hw->flt_region_fdt = start; + break; + case FLT_REG_BOOT_CODE_82: + hw->flt_region_boot = start; + break; + case FLT_REG_FW_82: + hw->flt_region_fw = start; + break; + case FLT_REG_BOOTLOAD_82: + hw->flt_region_bootload = start; + break; + } + } + goto done; + +no_flash_data: + /* Use hardcoded defaults. */ + loc = locations[0]; + + hw->flt_region_fdt = FA_FLASH_DESCR_ADDR_82; + hw->flt_region_boot = FA_BOOT_CODE_ADDR_82; + hw->flt_region_bootload = FA_BOOT_LOAD_ADDR_82; + hw->flt_region_fw = FA_RISC_CODE_ADDR_82; +done: + DEBUG2(ql4_printk(KERN_INFO, ha, "FLT[%s]: flt=0x%x fdt=0x%x " + "boot=0x%x bootload=0x%x fw=0x%x\n", loc, hw->flt_region_flt, + hw->flt_region_fdt, hw->flt_region_boot, hw->flt_region_bootload, + hw->flt_region_fw)); +} + +static void +qla4_8xxx_get_fdt_info(struct scsi_qla_host *ha) +{ +#define FLASH_BLK_SIZE_4K 0x1000 +#define FLASH_BLK_SIZE_32K 0x8000 +#define FLASH_BLK_SIZE_64K 0x10000 + const char *loc, *locations[] = { "MID", "FDT" }; + uint16_t cnt, chksum; + uint16_t *wptr; + struct qla_fdt_layout *fdt; + uint16_t mid, fid; + struct ql82xx_hw_data *hw = &ha->hw; + + hw->flash_conf_off = FARX_ACCESS_FLASH_CONF; + hw->flash_data_off = FARX_ACCESS_FLASH_DATA; + + wptr = (uint16_t *)ha->request_ring; + fdt = (struct qla_fdt_layout *)ha->request_ring; + qla4_8xxx_read_optrom_data(ha, (uint8_t *)ha->request_ring, + hw->flt_region_fdt << 2, OPTROM_BURST_SIZE); + + if (*wptr == __constant_cpu_to_le16(0xffff)) + goto no_flash_data; + + if (fdt->sig[0] != 'Q' || fdt->sig[1] != 'L' || fdt->sig[2] != 'I' || + fdt->sig[3] != 'D') + goto no_flash_data; + + for (cnt = 0, chksum = 0; cnt < sizeof(struct qla_fdt_layout) >> 1; + cnt++) + chksum += le16_to_cpu(*wptr++); + + if (chksum) { + DEBUG2(ql4_printk(KERN_INFO, ha, "Inconsistent FDT detected: " + "checksum=0x%x id=%c version=0x%x.\n", chksum, fdt->sig[0], + le16_to_cpu(fdt->version))); + goto no_flash_data; + } + + loc = locations[1]; + mid = le16_to_cpu(fdt->man_id); + fid = le16_to_cpu(fdt->id); + hw->fdt_wrt_disable = fdt->wrt_disable_bits; + hw->fdt_erase_cmd = flash_conf_addr(hw, 0x0300 | fdt->erase_cmd); + hw->fdt_block_size = le32_to_cpu(fdt->block_size); + + if (fdt->unprotect_sec_cmd) { + hw->fdt_unprotect_sec_cmd = flash_conf_addr(hw, 0x0300 | + fdt->unprotect_sec_cmd); + hw->fdt_protect_sec_cmd = fdt->protect_sec_cmd ? + flash_conf_addr(hw, 0x0300 | fdt->protect_sec_cmd) : + flash_conf_addr(hw, 0x0336); + } + goto done; + +no_flash_data: + loc = locations[0]; + hw->fdt_block_size = FLASH_BLK_SIZE_64K; +done: + DEBUG2(ql4_printk(KERN_INFO, ha, "FDT[%s]: (0x%x/0x%x) erase=0x%x " + "pro=%x upro=%x wrtd=0x%x blk=0x%x.\n", loc, mid, fid, + hw->fdt_erase_cmd, hw->fdt_protect_sec_cmd, + hw->fdt_unprotect_sec_cmd, hw->fdt_wrt_disable, + hw->fdt_block_size)); +} + +static void +qla4_8xxx_get_idc_param(struct scsi_qla_host *ha) +{ +#define QLA82XX_IDC_PARAM_ADDR 0x003e885c + uint32_t *wptr; + + if (!is_qla8022(ha)) + return; + wptr = (uint32_t *)ha->request_ring; + qla4_8xxx_read_optrom_data(ha, (uint8_t *)ha->request_ring, + QLA82XX_IDC_PARAM_ADDR , 8); + + if (*wptr == __constant_cpu_to_le32(0xffffffff)) { + ha->nx_dev_init_timeout = ROM_DEV_INIT_TIMEOUT; + ha->nx_reset_timeout = ROM_DRV_RESET_ACK_TIMEOUT; + } else { + ha->nx_dev_init_timeout = le32_to_cpu(*wptr++); + ha->nx_reset_timeout = le32_to_cpu(*wptr); + } + + DEBUG2(ql4_printk(KERN_DEBUG, ha, + "ha->nx_dev_init_timeout = %d\n", ha->nx_dev_init_timeout)); + DEBUG2(ql4_printk(KERN_DEBUG, ha, + "ha->nx_reset_timeout = %d\n", ha->nx_reset_timeout)); + return; +} + +int +qla4_8xxx_get_flash_info(struct scsi_qla_host *ha) +{ + int ret; + uint32_t flt_addr; + + ret = qla4_8xxx_find_flt_start(ha, &flt_addr); + if (ret != QLA_SUCCESS) + return ret; + + qla4_8xxx_get_flt_info(ha, flt_addr); + qla4_8xxx_get_fdt_info(ha); + qla4_8xxx_get_idc_param(ha); + + return QLA_SUCCESS; +} + +/** + * qla4_8xxx_stop_firmware - stops firmware on specified adapter instance + * @ha: pointer to host adapter structure. + * + * Remarks: + * For iSCSI, throws away all I/O and AENs into bit bucket, so they will + * not be available after successful return. Driver must cleanup potential + * outstanding I/O's after calling this funcion. + **/ +int +qla4_8xxx_stop_firmware(struct scsi_qla_host *ha) +{ + int status; + uint32_t mbox_cmd[MBOX_REG_COUNT]; + uint32_t mbox_sts[MBOX_REG_COUNT]; + + memset(&mbox_cmd, 0, sizeof(mbox_cmd)); + memset(&mbox_sts, 0, sizeof(mbox_sts)); + + mbox_cmd[0] = MBOX_CMD_STOP_FW; + status = qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, + &mbox_cmd[0], &mbox_sts[0]); + + DEBUG2(printk("scsi%ld: %s: status = %d\n", ha->host_no, + __func__, status)); + return status; +} + +/** + * qla4_8xxx_isp_reset - Resets ISP and aborts all outstanding commands. + * @ha: pointer to host adapter structure. + **/ +int +qla4_8xxx_isp_reset(struct scsi_qla_host *ha) +{ + int rval; + uint32_t dev_state; + + qla4_8xxx_idc_lock(ha); + dev_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DEV_STATE); + + if (dev_state == QLA82XX_DEV_READY) { + ql4_printk(KERN_INFO, ha, "HW State: NEED RESET\n"); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DEV_STATE, + QLA82XX_DEV_NEED_RESET); + } else + ql4_printk(KERN_INFO, ha, "HW State: DEVICE INITIALIZING\n"); + + qla4_8xxx_idc_unlock(ha); + + rval = qla4_8xxx_device_state_handler(ha); + + qla4_8xxx_idc_lock(ha); + qla4_8xxx_clear_rst_ready(ha); + qla4_8xxx_idc_unlock(ha); + + return rval; +} + +/** + * qla4_8xxx_get_sys_info - get adapter MAC address(es) and serial number + * @ha: pointer to host adapter structure. + * + **/ +int qla4_8xxx_get_sys_info(struct scsi_qla_host *ha) +{ + uint32_t mbox_cmd[MBOX_REG_COUNT]; + uint32_t mbox_sts[MBOX_REG_COUNT]; + struct mbx_sys_info *sys_info; + dma_addr_t sys_info_dma; + int status = QLA_ERROR; + + sys_info = dma_alloc_coherent(&ha->pdev->dev, sizeof(*sys_info), + &sys_info_dma, GFP_KERNEL); + if (sys_info == NULL) { + DEBUG2(printk("scsi%ld: %s: Unable to allocate dma buffer.\n", + ha->host_no, __func__)); + return status; + } + + memset(sys_info, 0, sizeof(*sys_info)); + memset(&mbox_cmd, 0, sizeof(mbox_cmd)); + memset(&mbox_sts, 0, sizeof(mbox_sts)); + + mbox_cmd[0] = MBOX_CMD_GET_SYS_INFO; + mbox_cmd[1] = LSDW(sys_info_dma); + mbox_cmd[2] = MSDW(sys_info_dma); + mbox_cmd[4] = sizeof(*sys_info); + + if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 6, &mbox_cmd[0], + &mbox_sts[0]) != QLA_SUCCESS) { + DEBUG2(printk("scsi%ld: %s: GET_SYS_INFO failed\n", + ha->host_no, __func__)); + goto exit_validate_mac82; + } + + if (mbox_sts[4] < sizeof(*sys_info)) { + DEBUG2(printk("scsi%ld: %s: GET_SYS_INFO data receive" + " error (%x)\n", ha->host_no, __func__, mbox_sts[4])); + goto exit_validate_mac82; + + } + + /* Save M.A.C. address & serial_number */ + memcpy(ha->my_mac, &sys_info->mac_addr[0], + min(sizeof(ha->my_mac), sizeof(sys_info->mac_addr))); + memcpy(ha->serial_number, &sys_info->serial_number, + min(sizeof(ha->serial_number), sizeof(sys_info->serial_number))); + + DEBUG2(printk("scsi%ld: %s: " + "mac %02x:%02x:%02x:%02x:%02x:%02x " + "serial %s\n", ha->host_no, __func__, + ha->my_mac[0], ha->my_mac[1], ha->my_mac[2], + ha->my_mac[3], ha->my_mac[4], ha->my_mac[5], + ha->serial_number)); + + status = QLA_SUCCESS; + +exit_validate_mac82: + dma_free_coherent(&ha->pdev->dev, sizeof(*sys_info), sys_info, + sys_info_dma); + return status; +} + +/* Interrupt handling helpers. */ + +static int +qla4_8xxx_mbx_intr_enable(struct scsi_qla_host *ha) +{ + uint32_t mbox_cmd[MBOX_REG_COUNT]; + uint32_t mbox_sts[MBOX_REG_COUNT]; + + DEBUG2(ql4_printk(KERN_INFO, ha, "%s\n", __func__)); + + memset(&mbox_cmd, 0, sizeof(mbox_cmd)); + memset(&mbox_sts, 0, sizeof(mbox_sts)); + mbox_cmd[0] = MBOX_CMD_ENABLE_INTRS; + mbox_cmd[1] = INTR_ENABLE; + if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], + &mbox_sts[0]) != QLA_SUCCESS) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "%s: MBOX_CMD_ENABLE_INTRS failed (0x%04x)\n", + __func__, mbox_sts[0])); + return QLA_ERROR; + } + return QLA_SUCCESS; +} + +static int +qla4_8xxx_mbx_intr_disable(struct scsi_qla_host *ha) +{ + uint32_t mbox_cmd[MBOX_REG_COUNT]; + uint32_t mbox_sts[MBOX_REG_COUNT]; + + DEBUG2(ql4_printk(KERN_INFO, ha, "%s\n", __func__)); + + memset(&mbox_cmd, 0, sizeof(mbox_cmd)); + memset(&mbox_sts, 0, sizeof(mbox_sts)); + mbox_cmd[0] = MBOX_CMD_ENABLE_INTRS; + mbox_cmd[1] = INTR_DISABLE; + if (qla4xxx_mailbox_command(ha, MBOX_REG_COUNT, 1, &mbox_cmd[0], + &mbox_sts[0]) != QLA_SUCCESS) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "%s: MBOX_CMD_ENABLE_INTRS failed (0x%04x)\n", + __func__, mbox_sts[0])); + return QLA_ERROR; + } + + return QLA_SUCCESS; +} + +void +qla4_8xxx_enable_intrs(struct scsi_qla_host *ha) +{ + qla4_8xxx_mbx_intr_enable(ha); + + spin_lock_irq(&ha->hardware_lock); + /* BIT 10 - reset */ + qla4_8xxx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0xfbff); + spin_unlock_irq(&ha->hardware_lock); + set_bit(AF_INTERRUPTS_ON, &ha->flags); +} + +void +qla4_8xxx_disable_intrs(struct scsi_qla_host *ha) +{ + if (test_bit(AF_INTERRUPTS_ON, &ha->flags)) + qla4_8xxx_mbx_intr_disable(ha); + + spin_lock_irq(&ha->hardware_lock); + /* BIT 10 - set */ + qla4_8xxx_wr_32(ha, ha->nx_legacy_intr.tgt_mask_reg, 0x0400); + spin_unlock_irq(&ha->hardware_lock); + clear_bit(AF_INTERRUPTS_ON, &ha->flags); +} + +struct ql4_init_msix_entry { + uint16_t entry; + uint16_t index; + const char *name; + irq_handler_t handler; +}; + +static struct ql4_init_msix_entry qla4_8xxx_msix_entries[QLA_MSIX_ENTRIES] = { + { QLA_MSIX_DEFAULT, QLA_MIDX_DEFAULT, + "qla4xxx (default)", + (irq_handler_t)qla4_8xxx_default_intr_handler }, + { QLA_MSIX_RSP_Q, QLA_MIDX_RSP_Q, + "qla4xxx (rsp_q)", (irq_handler_t)qla4_8xxx_msix_rsp_q }, +}; + +void +qla4_8xxx_disable_msix(struct scsi_qla_host *ha) +{ + int i; + struct ql4_msix_entry *qentry; + + for (i = 0; i < QLA_MSIX_ENTRIES; i++) { + qentry = &ha->msix_entries[qla4_8xxx_msix_entries[i].index]; + if (qentry->have_irq) { + free_irq(qentry->msix_vector, ha); + DEBUG2(ql4_printk(KERN_INFO, ha, "%s: %s\n", + __func__, qla4_8xxx_msix_entries[i].name)); + } + } + pci_disable_msix(ha->pdev); + clear_bit(AF_MSIX_ENABLED, &ha->flags); +} + +int +qla4_8xxx_enable_msix(struct scsi_qla_host *ha) +{ + int i, ret; + struct msix_entry entries[QLA_MSIX_ENTRIES]; + struct ql4_msix_entry *qentry; + + for (i = 0; i < QLA_MSIX_ENTRIES; i++) + entries[i].entry = qla4_8xxx_msix_entries[i].entry; + + ret = pci_enable_msix(ha->pdev, entries, ARRAY_SIZE(entries)); + if (ret) { + ql4_printk(KERN_WARNING, ha, + "MSI-X: Failed to enable support -- %d/%d\n", + QLA_MSIX_ENTRIES, ret); + goto msix_out; + } + set_bit(AF_MSIX_ENABLED, &ha->flags); + + for (i = 0; i < QLA_MSIX_ENTRIES; i++) { + qentry = &ha->msix_entries[qla4_8xxx_msix_entries[i].index]; + qentry->msix_vector = entries[i].vector; + qentry->msix_entry = entries[i].entry; + qentry->have_irq = 0; + ret = request_irq(qentry->msix_vector, + qla4_8xxx_msix_entries[i].handler, 0, + qla4_8xxx_msix_entries[i].name, ha); + if (ret) { + ql4_printk(KERN_WARNING, ha, + "MSI-X: Unable to register handler -- %x/%d.\n", + qla4_8xxx_msix_entries[i].index, ret); + qla4_8xxx_disable_msix(ha); + goto msix_out; + } + qentry->have_irq = 1; + DEBUG2(ql4_printk(KERN_INFO, ha, "%s: %s\n", + __func__, qla4_8xxx_msix_entries[i].name)); + } +msix_out: + return ret; +} diff --git a/drivers/scsi/qla4xxx/ql4_nx.h b/drivers/scsi/qla4xxx/ql4_nx.h new file mode 100644 index 000000000000..931ad3f1e918 --- /dev/null +++ b/drivers/scsi/qla4xxx/ql4_nx.h @@ -0,0 +1,779 @@ +/* + * QLogic Fibre Channel HBA Driver + * Copyright (c) 2003-2008 QLogic Corporation + * + * See LICENSE.qla2xxx for copyright and licensing details. + */ +#ifndef __QLA_NX_H +#define __QLA_NX_H + +/* + * Following are the states of the Phantom. Phantom will set them and + * Host will read to check if the fields are correct. +*/ +#define PHAN_INITIALIZE_FAILED 0xffff +#define PHAN_INITIALIZE_COMPLETE 0xff01 + +/* Host writes the following to notify that it has done the init-handshake */ +#define PHAN_INITIALIZE_ACK 0xf00f +#define PHAN_PEG_RCV_INITIALIZED 0xff01 + +/*CRB_RELATED*/ +#define QLA82XX_CRB_BASE QLA82XX_CAM_RAM(0x200) +#define QLA82XX_REG(X) (QLA82XX_CRB_BASE+(X)) + +#define CRB_CMDPEG_STATE QLA82XX_REG(0x50) +#define CRB_RCVPEG_STATE QLA82XX_REG(0x13c) +#define BOOT_LOADER_DIMM_STATUS QLA82XX_REG(0x54) +#define CRB_DMA_SHIFT QLA82XX_REG(0xcc) + +#define QLA82XX_HW_H0_CH_HUB_ADR 0x05 +#define QLA82XX_HW_H1_CH_HUB_ADR 0x0E +#define QLA82XX_HW_H2_CH_HUB_ADR 0x03 +#define QLA82XX_HW_H3_CH_HUB_ADR 0x01 +#define QLA82XX_HW_H4_CH_HUB_ADR 0x06 +#define QLA82XX_HW_H5_CH_HUB_ADR 0x07 +#define QLA82XX_HW_H6_CH_HUB_ADR 0x08 + +/* Hub 0 */ +#define QLA82XX_HW_MN_CRB_AGT_ADR 0x15 +#define QLA82XX_HW_MS_CRB_AGT_ADR 0x25 + +/* Hub 1 */ +#define QLA82XX_HW_PS_CRB_AGT_ADR 0x73 +#define QLA82XX_HW_QMS_CRB_AGT_ADR 0x00 +#define QLA82XX_HW_RPMX3_CRB_AGT_ADR 0x0b +#define QLA82XX_HW_SQGS0_CRB_AGT_ADR 0x01 +#define QLA82XX_HW_SQGS1_CRB_AGT_ADR 0x02 +#define QLA82XX_HW_SQGS2_CRB_AGT_ADR 0x03 +#define QLA82XX_HW_SQGS3_CRB_AGT_ADR 0x04 +#define QLA82XX_HW_C2C0_CRB_AGT_ADR 0x58 +#define QLA82XX_HW_C2C1_CRB_AGT_ADR 0x59 +#define QLA82XX_HW_C2C2_CRB_AGT_ADR 0x5a +#define QLA82XX_HW_RPMX2_CRB_AGT_ADR 0x0a +#define QLA82XX_HW_RPMX4_CRB_AGT_ADR 0x0c +#define QLA82XX_HW_RPMX7_CRB_AGT_ADR 0x0f +#define QLA82XX_HW_RPMX9_CRB_AGT_ADR 0x12 +#define QLA82XX_HW_SMB_CRB_AGT_ADR 0x18 + +/* Hub 2 */ +#define QLA82XX_HW_NIU_CRB_AGT_ADR 0x31 +#define QLA82XX_HW_I2C0_CRB_AGT_ADR 0x19 +#define QLA82XX_HW_I2C1_CRB_AGT_ADR 0x29 + +#define QLA82XX_HW_SN_CRB_AGT_ADR 0x10 +#define QLA82XX_HW_I2Q_CRB_AGT_ADR 0x20 +#define QLA82XX_HW_LPC_CRB_AGT_ADR 0x22 +#define QLA82XX_HW_ROMUSB_CRB_AGT_ADR 0x21 +#define QLA82XX_HW_QM_CRB_AGT_ADR 0x66 +#define QLA82XX_HW_SQG0_CRB_AGT_ADR 0x60 +#define QLA82XX_HW_SQG1_CRB_AGT_ADR 0x61 +#define QLA82XX_HW_SQG2_CRB_AGT_ADR 0x62 +#define QLA82XX_HW_SQG3_CRB_AGT_ADR 0x63 +#define QLA82XX_HW_RPMX1_CRB_AGT_ADR 0x09 +#define QLA82XX_HW_RPMX5_CRB_AGT_ADR 0x0d +#define QLA82XX_HW_RPMX6_CRB_AGT_ADR 0x0e +#define QLA82XX_HW_RPMX8_CRB_AGT_ADR 0x11 + +/* Hub 3 */ +#define QLA82XX_HW_PH_CRB_AGT_ADR 0x1A +#define QLA82XX_HW_SRE_CRB_AGT_ADR 0x50 +#define QLA82XX_HW_EG_CRB_AGT_ADR 0x51 +#define QLA82XX_HW_RPMX0_CRB_AGT_ADR 0x08 + +/* Hub 4 */ +#define QLA82XX_HW_PEGN0_CRB_AGT_ADR 0x40 +#define QLA82XX_HW_PEGN1_CRB_AGT_ADR 0x41 +#define QLA82XX_HW_PEGN2_CRB_AGT_ADR 0x42 +#define QLA82XX_HW_PEGN3_CRB_AGT_ADR 0x43 +#define QLA82XX_HW_PEGNI_CRB_AGT_ADR 0x44 +#define QLA82XX_HW_PEGND_CRB_AGT_ADR 0x45 +#define QLA82XX_HW_PEGNC_CRB_AGT_ADR 0x46 +#define QLA82XX_HW_PEGR0_CRB_AGT_ADR 0x47 +#define QLA82XX_HW_PEGR1_CRB_AGT_ADR 0x48 +#define QLA82XX_HW_PEGR2_CRB_AGT_ADR 0x49 +#define QLA82XX_HW_PEGR3_CRB_AGT_ADR 0x4a +#define QLA82XX_HW_PEGN4_CRB_AGT_ADR 0x4b + +/* Hub 5 */ +#define QLA82XX_HW_PEGS0_CRB_AGT_ADR 0x40 +#define QLA82XX_HW_PEGS1_CRB_AGT_ADR 0x41 +#define QLA82XX_HW_PEGS2_CRB_AGT_ADR 0x42 +#define QLA82XX_HW_PEGS3_CRB_AGT_ADR 0x43 + +#define QLA82XX_HW_PEGSI_CRB_AGT_ADR 0x44 +#define QLA82XX_HW_PEGSD_CRB_AGT_ADR 0x45 +#define QLA82XX_HW_PEGSC_CRB_AGT_ADR 0x46 + +/* Hub 6 */ +#define QLA82XX_HW_CAS0_CRB_AGT_ADR 0x46 +#define QLA82XX_HW_CAS1_CRB_AGT_ADR 0x47 +#define QLA82XX_HW_CAS2_CRB_AGT_ADR 0x48 +#define QLA82XX_HW_CAS3_CRB_AGT_ADR 0x49 +#define QLA82XX_HW_NCM_CRB_AGT_ADR 0x16 +#define QLA82XX_HW_TMR_CRB_AGT_ADR 0x17 +#define QLA82XX_HW_XDMA_CRB_AGT_ADR 0x05 +#define QLA82XX_HW_OCM0_CRB_AGT_ADR 0x06 +#define QLA82XX_HW_OCM1_CRB_AGT_ADR 0x07 + +/* This field defines PCI/X adr [25:20] of agents on the CRB */ +/* */ +#define QLA82XX_HW_PX_MAP_CRB_PH 0 +#define QLA82XX_HW_PX_MAP_CRB_PS 1 +#define QLA82XX_HW_PX_MAP_CRB_MN 2 +#define QLA82XX_HW_PX_MAP_CRB_MS 3 +#define QLA82XX_HW_PX_MAP_CRB_SRE 5 +#define QLA82XX_HW_PX_MAP_CRB_NIU 6 +#define QLA82XX_HW_PX_MAP_CRB_QMN 7 +#define QLA82XX_HW_PX_MAP_CRB_SQN0 8 +#define QLA82XX_HW_PX_MAP_CRB_SQN1 9 +#define QLA82XX_HW_PX_MAP_CRB_SQN2 10 +#define QLA82XX_HW_PX_MAP_CRB_SQN3 11 +#define QLA82XX_HW_PX_MAP_CRB_QMS 12 +#define QLA82XX_HW_PX_MAP_CRB_SQS0 13 +#define QLA82XX_HW_PX_MAP_CRB_SQS1 14 +#define QLA82XX_HW_PX_MAP_CRB_SQS2 15 +#define QLA82XX_HW_PX_MAP_CRB_SQS3 16 +#define QLA82XX_HW_PX_MAP_CRB_PGN0 17 +#define QLA82XX_HW_PX_MAP_CRB_PGN1 18 +#define QLA82XX_HW_PX_MAP_CRB_PGN2 19 +#define QLA82XX_HW_PX_MAP_CRB_PGN3 20 +#define QLA82XX_HW_PX_MAP_CRB_PGN4 QLA82XX_HW_PX_MAP_CRB_SQS2 +#define QLA82XX_HW_PX_MAP_CRB_PGND 21 +#define QLA82XX_HW_PX_MAP_CRB_PGNI 22 +#define QLA82XX_HW_PX_MAP_CRB_PGS0 23 +#define QLA82XX_HW_PX_MAP_CRB_PGS1 24 +#define QLA82XX_HW_PX_MAP_CRB_PGS2 25 +#define QLA82XX_HW_PX_MAP_CRB_PGS3 26 +#define QLA82XX_HW_PX_MAP_CRB_PGSD 27 +#define QLA82XX_HW_PX_MAP_CRB_PGSI 28 +#define QLA82XX_HW_PX_MAP_CRB_SN 29 +#define QLA82XX_HW_PX_MAP_CRB_EG 31 +#define QLA82XX_HW_PX_MAP_CRB_PH2 32 +#define QLA82XX_HW_PX_MAP_CRB_PS2 33 +#define QLA82XX_HW_PX_MAP_CRB_CAM 34 +#define QLA82XX_HW_PX_MAP_CRB_CAS0 35 +#define QLA82XX_HW_PX_MAP_CRB_CAS1 36 +#define QLA82XX_HW_PX_MAP_CRB_CAS2 37 +#define QLA82XX_HW_PX_MAP_CRB_C2C0 38 +#define QLA82XX_HW_PX_MAP_CRB_C2C1 39 +#define QLA82XX_HW_PX_MAP_CRB_TIMR 40 +#define QLA82XX_HW_PX_MAP_CRB_RPMX1 42 +#define QLA82XX_HW_PX_MAP_CRB_RPMX2 43 +#define QLA82XX_HW_PX_MAP_CRB_RPMX3 44 +#define QLA82XX_HW_PX_MAP_CRB_RPMX4 45 +#define QLA82XX_HW_PX_MAP_CRB_RPMX5 46 +#define QLA82XX_HW_PX_MAP_CRB_RPMX6 47 +#define QLA82XX_HW_PX_MAP_CRB_RPMX7 48 +#define QLA82XX_HW_PX_MAP_CRB_XDMA 49 +#define QLA82XX_HW_PX_MAP_CRB_I2Q 50 +#define QLA82XX_HW_PX_MAP_CRB_ROMUSB 51 +#define QLA82XX_HW_PX_MAP_CRB_CAS3 52 +#define QLA82XX_HW_PX_MAP_CRB_RPMX0 53 +#define QLA82XX_HW_PX_MAP_CRB_RPMX8 54 +#define QLA82XX_HW_PX_MAP_CRB_RPMX9 55 +#define QLA82XX_HW_PX_MAP_CRB_OCM0 56 +#define QLA82XX_HW_PX_MAP_CRB_OCM1 57 +#define QLA82XX_HW_PX_MAP_CRB_SMB 58 +#define QLA82XX_HW_PX_MAP_CRB_I2C0 59 +#define QLA82XX_HW_PX_MAP_CRB_I2C1 60 +#define QLA82XX_HW_PX_MAP_CRB_LPC 61 +#define QLA82XX_HW_PX_MAP_CRB_PGNC 62 +#define QLA82XX_HW_PX_MAP_CRB_PGR0 63 +#define QLA82XX_HW_PX_MAP_CRB_PGR1 4 +#define QLA82XX_HW_PX_MAP_CRB_PGR2 30 +#define QLA82XX_HW_PX_MAP_CRB_PGR3 41 + +/* This field defines CRB adr [31:20] of the agents */ +/* */ + +#define QLA82XX_HW_CRB_HUB_AGT_ADR_MN ((QLA82XX_HW_H0_CH_HUB_ADR << 7) | \ + QLA82XX_HW_MN_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PH ((QLA82XX_HW_H0_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PH_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_MS ((QLA82XX_HW_H0_CH_HUB_ADR << 7) | \ + QLA82XX_HW_MS_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PS ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PS_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SS ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SS_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX3 ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_RPMX3_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_QMS ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_QMS_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SQS0 ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SQGS0_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SQS1 ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SQGS1_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SQS2 ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SQGS2_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SQS3 ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SQGS3_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_C2C0 ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_C2C0_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_C2C1 ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_C2C1_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX2 ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_RPMX2_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX4 ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_RPMX4_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX7 ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_RPMX7_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX9 ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_RPMX9_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SMB ((QLA82XX_HW_H1_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SMB_CRB_AGT_ADR) + +#define QLA82XX_HW_CRB_HUB_AGT_ADR_NIU ((QLA82XX_HW_H2_CH_HUB_ADR << 7) | \ + QLA82XX_HW_NIU_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_I2C0 ((QLA82XX_HW_H2_CH_HUB_ADR << 7) | \ + QLA82XX_HW_I2C0_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_I2C1 ((QLA82XX_HW_H2_CH_HUB_ADR << 7) | \ + QLA82XX_HW_I2C1_CRB_AGT_ADR) + +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SRE ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SRE_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_EG ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_EG_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX0 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_RPMX0_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_QMN ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_QM_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SQN0 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SQG0_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SQN1 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SQG1_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SQN2 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SQG2_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SQN3 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SQG3_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX1 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_RPMX1_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX5 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_RPMX5_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX6 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_RPMX6_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_RPMX8 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_RPMX8_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_CAS0 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_CAS0_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_CAS1 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_CAS1_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_CAS2 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_CAS2_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_CAS3 ((QLA82XX_HW_H3_CH_HUB_ADR << 7) | \ + QLA82XX_HW_CAS3_CRB_AGT_ADR) + +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGNI ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGNI_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGND ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGND_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGN0 ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGN0_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGN1 ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGN1_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGN2 ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGN2_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGN3 ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGN3_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGN4 ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGN4_CRB_AGT_ADR) + +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGNC ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGNC_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGR0 ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGR0_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGR1 ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGR1_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGR2 ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGR2_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGR3 ((QLA82XX_HW_H4_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGR3_CRB_AGT_ADR) + +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGSI ((QLA82XX_HW_H5_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGSI_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGSD ((QLA82XX_HW_H5_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGSD_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGS0 ((QLA82XX_HW_H5_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGS0_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGS1 ((QLA82XX_HW_H5_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGS1_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGS2 ((QLA82XX_HW_H5_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGS2_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGS3 ((QLA82XX_HW_H5_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGS3_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_PGSC ((QLA82XX_HW_H5_CH_HUB_ADR << 7) | \ + QLA82XX_HW_PEGSC_CRB_AGT_ADR) + +#define QLA82XX_HW_CRB_HUB_AGT_ADR_CAM ((QLA82XX_HW_H6_CH_HUB_ADR << 7) | \ + QLA82XX_HW_NCM_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_TIMR ((QLA82XX_HW_H6_CH_HUB_ADR << 7) | \ + QLA82XX_HW_TMR_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_XDMA ((QLA82XX_HW_H6_CH_HUB_ADR << 7) | \ + QLA82XX_HW_XDMA_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_SN ((QLA82XX_HW_H6_CH_HUB_ADR << 7) | \ + QLA82XX_HW_SN_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_I2Q ((QLA82XX_HW_H6_CH_HUB_ADR << 7) | \ + QLA82XX_HW_I2Q_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_ROMUSB ((QLA82XX_HW_H6_CH_HUB_ADR << 7) | \ + QLA82XX_HW_ROMUSB_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_OCM0 ((QLA82XX_HW_H6_CH_HUB_ADR << 7) | \ + QLA82XX_HW_OCM0_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_OCM1 ((QLA82XX_HW_H6_CH_HUB_ADR << 7) | \ + QLA82XX_HW_OCM1_CRB_AGT_ADR) +#define QLA82XX_HW_CRB_HUB_AGT_ADR_LPC ((QLA82XX_HW_H6_CH_HUB_ADR << 7) | \ + QLA82XX_HW_LPC_CRB_AGT_ADR) + +#define ROMUSB_GLB (QLA82XX_CRB_ROMUSB + 0x00000) +#define QLA82XX_ROMUSB_GLB_PEGTUNE_DONE (ROMUSB_GLB + 0x005c) +#define QLA82XX_ROMUSB_GLB_STATUS (ROMUSB_GLB + 0x0004) +#define QLA82XX_ROMUSB_GLB_SW_RESET (ROMUSB_GLB + 0x0008) +#define QLA82XX_ROMUSB_ROM_ADDRESS (ROMUSB_ROM + 0x0008) +#define QLA82XX_ROMUSB_ROM_WDATA (ROMUSB_ROM + 0x000c) +#define QLA82XX_ROMUSB_ROM_ABYTE_CNT (ROMUSB_ROM + 0x0010) +#define QLA82XX_ROMUSB_ROM_DUMMY_BYTE_CNT (ROMUSB_ROM + 0x0014) +#define QLA82XX_ROMUSB_ROM_RDATA (ROMUSB_ROM + 0x0018) + +#define ROMUSB_ROM (QLA82XX_CRB_ROMUSB + 0x10000) +#define QLA82XX_ROMUSB_ROM_INSTR_OPCODE (ROMUSB_ROM + 0x0004) +#define QLA82XX_ROMUSB_GLB_CAS_RST (ROMUSB_GLB + 0x0038) + +/* Lock IDs for ROM lock */ +#define ROM_LOCK_DRIVER 0x0d417340 + +#define QLA82XX_PCI_CRB_WINDOWSIZE 0x00100000 /* all are 1MB windows */ +#define QLA82XX_PCI_CRB_WINDOW(A) (QLA82XX_PCI_CRBSPACE + \ + (A)*QLA82XX_PCI_CRB_WINDOWSIZE) + +#define QLA82XX_CRB_C2C_0 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_C2C0) +#define QLA82XX_CRB_C2C_1 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_C2C1) +#define QLA82XX_CRB_C2C_2 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_C2C2) +#define QLA82XX_CRB_CAM \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_CAM) +#define QLA82XX_CRB_CASPER \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_CAS) +#define QLA82XX_CRB_CASPER_0 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_CAS0) +#define QLA82XX_CRB_CASPER_1 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_CAS1) +#define QLA82XX_CRB_CASPER_2 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_CAS2) +#define QLA82XX_CRB_DDR_MD \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_MS) +#define QLA82XX_CRB_DDR_NET \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_MN) +#define QLA82XX_CRB_EPG \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_EG) +#define QLA82XX_CRB_I2Q \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_I2Q) +#define QLA82XX_CRB_NIU \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_NIU) +/* HACK upon HACK upon HACK (for PCIE builds) */ +#define QLA82XX_CRB_PCIX_HOST \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PH) +#define QLA82XX_CRB_PCIX_HOST2 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PH2) +#define QLA82XX_CRB_PCIX_MD \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PS) +#define QLA82XX_CRB_PCIE QLA82XX_CRB_PCIX_MD +/* window 1 pcie slot */ +#define QLA82XX_CRB_PCIE2 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PS2) + +#define QLA82XX_CRB_PEG_MD_0 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGS0) +#define QLA82XX_CRB_PEG_MD_1 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGS1) +#define QLA82XX_CRB_PEG_MD_2 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGS2) +#define QLA82XX_CRB_PEG_MD_3 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGS3) +#define QLA82XX_CRB_PEG_MD_3 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGS3) +#define QLA82XX_CRB_PEG_MD_D \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGSD) +#define QLA82XX_CRB_PEG_MD_I \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGSI) +#define QLA82XX_CRB_PEG_NET_0 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGN0) +#define QLA82XX_CRB_PEG_NET_1 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGN1) +#define QLA82XX_CRB_PEG_NET_2 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGN2) +#define QLA82XX_CRB_PEG_NET_3 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGN3) +#define QLA82XX_CRB_PEG_NET_4 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGN4) +#define QLA82XX_CRB_PEG_NET_D \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGND) +#define QLA82XX_CRB_PEG_NET_I \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_PGNI) +#define QLA82XX_CRB_PQM_MD \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_QMS) +#define QLA82XX_CRB_PQM_NET \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_QMN) +#define QLA82XX_CRB_QDR_MD \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SS) +#define QLA82XX_CRB_QDR_NET \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SN) +#define QLA82XX_CRB_ROMUSB \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_ROMUSB) +#define QLA82XX_CRB_RPMX_0 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_RPMX0) +#define QLA82XX_CRB_RPMX_1 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_RPMX1) +#define QLA82XX_CRB_RPMX_2 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_RPMX2) +#define QLA82XX_CRB_RPMX_3 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_RPMX3) +#define QLA82XX_CRB_RPMX_4 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_RPMX4) +#define QLA82XX_CRB_RPMX_5 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_RPMX5) +#define QLA82XX_CRB_RPMX_6 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_RPMX6) +#define QLA82XX_CRB_RPMX_7 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_RPMX7) +#define QLA82XX_CRB_SQM_MD_0 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SQS0) +#define QLA82XX_CRB_SQM_MD_1 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SQS1) +#define QLA82XX_CRB_SQM_MD_2 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SQS2) +#define QLA82XX_CRB_SQM_MD_3 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SQS3) +#define QLA82XX_CRB_SQM_NET_0 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SQN0) +#define QLA82XX_CRB_SQM_NET_1 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SQN1) +#define QLA82XX_CRB_SQM_NET_2 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SQN2) +#define QLA82XX_CRB_SQM_NET_3 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SQN3) +#define QLA82XX_CRB_SRE \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SRE) +#define QLA82XX_CRB_TIMER \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_TIMR) +#define QLA82XX_CRB_XDMA \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_XDMA) +#define QLA82XX_CRB_I2C0 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_I2C0) +#define QLA82XX_CRB_I2C1 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_I2C1) +#define QLA82XX_CRB_OCM0 \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_OCM0) +#define QLA82XX_CRB_SMB \ + QLA82XX_PCI_CRB_WINDOW(QLA82XX_HW_PX_MAP_CRB_SMB) + +#define QLA82XX_CRB_MAX QLA82XX_PCI_CRB_WINDOW(64) + +/* + * ====================== BASE ADDRESSES ON-CHIP ====================== + * Base addresses of major components on-chip. + * ====================== BASE ADDRESSES ON-CHIP ====================== + */ +#define QLA82XX_ADDR_DDR_NET (0x0000000000000000ULL) +#define QLA82XX_ADDR_DDR_NET_MAX (0x000000000fffffffULL) + +/* Imbus address bit used to indicate a host address. This bit is + * eliminated by the pcie bar and bar select before presentation + * over pcie. */ +/* host memory via IMBUS */ +#define QLA82XX_P2_ADDR_PCIE (0x0000000800000000ULL) +#define QLA82XX_P3_ADDR_PCIE (0x0000008000000000ULL) +#define QLA82XX_ADDR_PCIE_MAX (0x0000000FFFFFFFFFULL) +#define QLA82XX_ADDR_OCM0 (0x0000000200000000ULL) +#define QLA82XX_ADDR_OCM0_MAX (0x00000002000fffffULL) +#define QLA82XX_ADDR_OCM1 (0x0000000200400000ULL) +#define QLA82XX_ADDR_OCM1_MAX (0x00000002004fffffULL) +#define QLA82XX_ADDR_QDR_NET (0x0000000300000000ULL) + +#define QLA82XX_P2_ADDR_QDR_NET_MAX (0x00000003001fffffULL) +#define QLA82XX_P3_ADDR_QDR_NET_MAX (0x0000000303ffffffULL) + +#define QLA82XX_PCI_CRBSPACE (unsigned long)0x06000000 +#define QLA82XX_PCI_DIRECT_CRB (unsigned long)0x04400000 +#define QLA82XX_PCI_CAMQM (unsigned long)0x04800000 +#define QLA82XX_PCI_CAMQM_MAX (unsigned long)0x04ffffff +#define QLA82XX_PCI_DDR_NET (unsigned long)0x00000000 +#define QLA82XX_PCI_QDR_NET (unsigned long)0x04000000 +#define QLA82XX_PCI_QDR_NET_MAX (unsigned long)0x043fffff + +/* + * Register offsets for MN + */ +#define MIU_CONTROL (0x000) +#define MIU_TAG (0x004) +#define MIU_TEST_AGT_CTRL (0x090) +#define MIU_TEST_AGT_ADDR_LO (0x094) +#define MIU_TEST_AGT_ADDR_HI (0x098) +#define MIU_TEST_AGT_WRDATA_LO (0x0a0) +#define MIU_TEST_AGT_WRDATA_HI (0x0a4) +#define MIU_TEST_AGT_WRDATA(i) (0x0a0+(4*(i))) +#define MIU_TEST_AGT_RDDATA_LO (0x0a8) +#define MIU_TEST_AGT_RDDATA_HI (0x0ac) +#define MIU_TEST_AGT_RDDATA(i) (0x0a8+(4*(i))) +#define MIU_TEST_AGT_ADDR_MASK 0xfffffff8 +#define MIU_TEST_AGT_UPPER_ADDR(off) (0) + +/* MIU_TEST_AGT_CTRL flags. work for SIU as well */ +#define MIU_TA_CTL_START 1 +#define MIU_TA_CTL_ENABLE 2 +#define MIU_TA_CTL_WRITE 4 +#define MIU_TA_CTL_BUSY 8 + +/*CAM RAM */ +# define QLA82XX_CAM_RAM_BASE (QLA82XX_CRB_CAM + 0x02000) +# define QLA82XX_CAM_RAM(reg) (QLA82XX_CAM_RAM_BASE + (reg)) + +#define QLA82XX_PEG_TUNE_MN_SPD_ZEROED 0x80000000 +#define QLA82XX_BOOT_LOADER_MN_ISSUE 0xff00ffff +#define QLA82XX_PORT_MODE_ADDR (QLA82XX_CAM_RAM(0x24)) +#define QLA82XX_PEG_HALT_STATUS1 (QLA82XX_CAM_RAM(0xa8)) +#define QLA82XX_PEG_HALT_STATUS2 (QLA82XX_CAM_RAM(0xac)) +#define QLA82XX_PEG_ALIVE_COUNTER (QLA82XX_CAM_RAM(0xb0)) + +#define HALT_STATUS_UNRECOVERABLE 0x80000000 +#define HALT_STATUS_RECOVERABLE 0x40000000 + + +#define QLA82XX_ROM_LOCK_ID (QLA82XX_CAM_RAM(0x100)) +#define QLA82XX_CRB_WIN_LOCK_ID (QLA82XX_CAM_RAM(0x124)) +#define QLA82XX_FW_VERSION_MAJOR (QLA82XX_CAM_RAM(0x150)) +#define QLA82XX_FW_VERSION_MINOR (QLA82XX_CAM_RAM(0x154)) +#define QLA82XX_FW_VERSION_SUB (QLA82XX_CAM_RAM(0x158)) +#define QLA82XX_PCIE_REG(reg) (QLA82XX_CRB_PCIE + (reg)) + +/* Driver Coexistence Defines */ +#define QLA82XX_CRB_DRV_ACTIVE (QLA82XX_CAM_RAM(0x138)) +#define QLA82XX_CRB_DEV_STATE (QLA82XX_CAM_RAM(0x140)) +#define QLA82XX_CRB_DEV_PART_INFO (QLA82XX_CAM_RAM(0x14c)) +#define QLA82XX_CRB_DRV_IDC_VERSION (QLA82XX_CAM_RAM(0x174)) +#define QLA82XX_CRB_DRV_STATE (QLA82XX_CAM_RAM(0x144)) +#define QLA82XX_CRB_DRV_SCRATCH (QLA82XX_CAM_RAM(0x148)) +#define QLA82XX_CRB_DEV_PART_INFO (QLA82XX_CAM_RAM(0x14c)) + +/* Every driver should use these Device State */ +#define QLA82XX_DEV_COLD 1 +#define QLA82XX_DEV_INITIALIZING 2 +#define QLA82XX_DEV_READY 3 +#define QLA82XX_DEV_NEED_RESET 4 +#define QLA82XX_DEV_NEED_QUIESCENT 5 +#define QLA82XX_DEV_FAILED 6 +#define QLA82XX_DEV_QUIESCENT 7 +#define MAX_STATES 8 /* Increment if new state added */ + +#define QLA82XX_IDC_VERSION 0x1 +#define ROM_DEV_INIT_TIMEOUT 30 +#define ROM_DRV_RESET_ACK_TIMEOUT 10 + +#define PCIE_SETUP_FUNCTION (0x12040) +#define PCIE_SETUP_FUNCTION2 (0x12048) + +#define QLA82XX_PCIX_PS_REG(reg) (QLA82XX_CRB_PCIX_MD + (reg)) +#define QLA82XX_PCIX_PS2_REG(reg) (QLA82XX_CRB_PCIE2 + (reg)) + +#define PCIE_SEM2_LOCK (0x1c010) /* Flash lock */ +#define PCIE_SEM2_UNLOCK (0x1c014) /* Flash unlock */ +#define PCIE_SEM5_LOCK (0x1c028) /* Coexistence lock */ +#define PCIE_SEM5_UNLOCK (0x1c02c) /* Coexistence unlock */ +#define PCIE_SEM7_LOCK (0x1c038) /* crb win lock */ +#define PCIE_SEM7_UNLOCK (0x1c03c) /* crbwin unlock*/ + +/* + * The PCI VendorID and DeviceID for our board. + */ +#define QLA82XX_MSIX_TBL_SPACE 8192 +#define QLA82XX_PCI_REG_MSIX_TBL 0x44 +#define QLA82XX_PCI_MSIX_CONTROL 0x40 + +struct crb_128M_2M_sub_block_map { + unsigned valid; + unsigned start_128M; + unsigned end_128M; + unsigned start_2M; +}; + +struct crb_128M_2M_block_map { + struct crb_128M_2M_sub_block_map sub_block[16]; +}; + +struct crb_addr_pair { + long addr; + long data; +}; + +#define ADDR_ERROR ((unsigned long) 0xffffffff) +#define MAX_CTL_CHECK 1000 + +/*************************************************************************** + * PCI related defines. + **************************************************************************/ + +/* + * Interrupt related defines. + */ +#define PCIX_TARGET_STATUS (0x10118) +#define PCIX_TARGET_STATUS_F1 (0x10160) +#define PCIX_TARGET_STATUS_F2 (0x10164) +#define PCIX_TARGET_STATUS_F3 (0x10168) +#define PCIX_TARGET_STATUS_F4 (0x10360) +#define PCIX_TARGET_STATUS_F5 (0x10364) +#define PCIX_TARGET_STATUS_F6 (0x10368) +#define PCIX_TARGET_STATUS_F7 (0x1036c) + +#define PCIX_TARGET_MASK (0x10128) +#define PCIX_TARGET_MASK_F1 (0x10170) +#define PCIX_TARGET_MASK_F2 (0x10174) +#define PCIX_TARGET_MASK_F3 (0x10178) +#define PCIX_TARGET_MASK_F4 (0x10370) +#define PCIX_TARGET_MASK_F5 (0x10374) +#define PCIX_TARGET_MASK_F6 (0x10378) +#define PCIX_TARGET_MASK_F7 (0x1037c) + +/* + * Message Signaled Interrupts + */ +#define PCIX_MSI_F0 (0x13000) +#define PCIX_MSI_F1 (0x13004) +#define PCIX_MSI_F2 (0x13008) +#define PCIX_MSI_F3 (0x1300c) +#define PCIX_MSI_F4 (0x13010) +#define PCIX_MSI_F5 (0x13014) +#define PCIX_MSI_F6 (0x13018) +#define PCIX_MSI_F7 (0x1301c) +#define PCIX_MSI_F(FUNC) (0x13000 + ((FUNC) * 4)) + +/* + * + */ +#define PCIX_INT_VECTOR (0x10100) +#define PCIX_INT_MASK (0x10104) + +/* + * Interrupt state machine and other bits. + */ +#define PCIE_MISCCFG_RC (0x1206c) + + +#define ISR_INT_TARGET_STATUS \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_STATUS)) +#define ISR_INT_TARGET_STATUS_F1 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_STATUS_F1)) +#define ISR_INT_TARGET_STATUS_F2 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_STATUS_F2)) +#define ISR_INT_TARGET_STATUS_F3 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_STATUS_F3)) +#define ISR_INT_TARGET_STATUS_F4 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_STATUS_F4)) +#define ISR_INT_TARGET_STATUS_F5 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_STATUS_F5)) +#define ISR_INT_TARGET_STATUS_F6 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_STATUS_F6)) +#define ISR_INT_TARGET_STATUS_F7 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_STATUS_F7)) + +#define ISR_INT_TARGET_MASK \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_MASK)) +#define ISR_INT_TARGET_MASK_F1 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_MASK_F1)) +#define ISR_INT_TARGET_MASK_F2 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_MASK_F2)) +#define ISR_INT_TARGET_MASK_F3 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_MASK_F3)) +#define ISR_INT_TARGET_MASK_F4 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_MASK_F4)) +#define ISR_INT_TARGET_MASK_F5 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_MASK_F5)) +#define ISR_INT_TARGET_MASK_F6 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_MASK_F6)) +#define ISR_INT_TARGET_MASK_F7 \ + (QLA82XX_PCIX_PS_REG(PCIX_TARGET_MASK_F7)) + +#define ISR_INT_VECTOR (QLA82XX_PCIX_PS_REG(PCIX_INT_VECTOR)) +#define ISR_INT_MASK (QLA82XX_PCIX_PS_REG(PCIX_INT_MASK)) +#define ISR_INT_STATE_REG (QLA82XX_PCIX_PS_REG(PCIE_MISCCFG_RC)) + +#define ISR_MSI_INT_TRIGGER(FUNC) (QLA82XX_PCIX_PS_REG(PCIX_MSI_F(FUNC))) + + +#define ISR_IS_LEGACY_INTR_IDLE(VAL) (((VAL) & 0x300) == 0) +#define ISR_IS_LEGACY_INTR_TRIGGERED(VAL) (((VAL) & 0x300) == 0x200) + +/* + * PCI Interrupt Vector Values. + */ +#define PCIX_INT_VECTOR_BIT_F0 0x0080 +#define PCIX_INT_VECTOR_BIT_F1 0x0100 +#define PCIX_INT_VECTOR_BIT_F2 0x0200 +#define PCIX_INT_VECTOR_BIT_F3 0x0400 +#define PCIX_INT_VECTOR_BIT_F4 0x0800 +#define PCIX_INT_VECTOR_BIT_F5 0x1000 +#define PCIX_INT_VECTOR_BIT_F6 0x2000 +#define PCIX_INT_VECTOR_BIT_F7 0x4000 + +/* struct qla4_8xxx_legacy_intr_set defined in ql4_def.h */ + +#define QLA82XX_LEGACY_INTR_CONFIG \ +{ \ + { \ + .int_vec_bit = PCIX_INT_VECTOR_BIT_F0, \ + .tgt_status_reg = ISR_INT_TARGET_STATUS, \ + .tgt_mask_reg = ISR_INT_TARGET_MASK, \ + .pci_int_reg = ISR_MSI_INT_TRIGGER(0) }, \ + \ + { \ + .int_vec_bit = PCIX_INT_VECTOR_BIT_F1, \ + .tgt_status_reg = ISR_INT_TARGET_STATUS_F1, \ + .tgt_mask_reg = ISR_INT_TARGET_MASK_F1, \ + .pci_int_reg = ISR_MSI_INT_TRIGGER(1) }, \ + \ + { \ + .int_vec_bit = PCIX_INT_VECTOR_BIT_F2, \ + .tgt_status_reg = ISR_INT_TARGET_STATUS_F2, \ + .tgt_mask_reg = ISR_INT_TARGET_MASK_F2, \ + .pci_int_reg = ISR_MSI_INT_TRIGGER(2) }, \ + \ + { \ + .int_vec_bit = PCIX_INT_VECTOR_BIT_F3, \ + .tgt_status_reg = ISR_INT_TARGET_STATUS_F3, \ + .tgt_mask_reg = ISR_INT_TARGET_MASK_F3, \ + .pci_int_reg = ISR_MSI_INT_TRIGGER(3) }, \ + \ + { \ + .int_vec_bit = PCIX_INT_VECTOR_BIT_F4, \ + .tgt_status_reg = ISR_INT_TARGET_STATUS_F4, \ + .tgt_mask_reg = ISR_INT_TARGET_MASK_F4, \ + .pci_int_reg = ISR_MSI_INT_TRIGGER(4) }, \ + \ + { \ + .int_vec_bit = PCIX_INT_VECTOR_BIT_F5, \ + .tgt_status_reg = ISR_INT_TARGET_STATUS_F5, \ + .tgt_mask_reg = ISR_INT_TARGET_MASK_F5, \ + .pci_int_reg = ISR_MSI_INT_TRIGGER(5) }, \ + \ + { \ + .int_vec_bit = PCIX_INT_VECTOR_BIT_F6, \ + .tgt_status_reg = ISR_INT_TARGET_STATUS_F6, \ + .tgt_mask_reg = ISR_INT_TARGET_MASK_F6, \ + .pci_int_reg = ISR_MSI_INT_TRIGGER(6) }, \ + \ + { \ + .int_vec_bit = PCIX_INT_VECTOR_BIT_F7, \ + .tgt_status_reg = ISR_INT_TARGET_STATUS_F7, \ + .tgt_mask_reg = ISR_INT_TARGET_MASK_F7, \ + .pci_int_reg = ISR_MSI_INT_TRIGGER(7) }, \ +} + +/* Magic number to let user know flash is programmed */ +#define QLA82XX_BDINFO_MAGIC 0x12345678 +#define FW_SIZE_OFFSET (0x3e840c) + +/* QLA82XX additions */ +#define MIU_TEST_AGT_WRDATA_UPPER_LO (0x0b0) +#define MIU_TEST_AGT_WRDATA_UPPER_HI (0x0b4) + +#endif diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index 38b1d38afca5..5529b2a39741 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -30,22 +30,29 @@ static struct kmem_cache *srb_cachep; * Module parameter information and variables */ int ql4xdiscoverywait = 60; -module_param(ql4xdiscoverywait, int, S_IRUGO | S_IRUSR); +module_param(ql4xdiscoverywait, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(ql4xdiscoverywait, "Discovery wait time"); + int ql4xdontresethba = 0; -module_param(ql4xdontresethba, int, S_IRUGO | S_IRUSR); +module_param(ql4xdontresethba, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(ql4xdontresethba, - "Dont reset the HBA when the driver gets 0x8002 AEN " - " default it will reset hba :0" - " set to 1 to avoid resetting HBA"); + "Don't reset the HBA for driver recovery \n" + " 0 - It will reset HBA (Default)\n" + " 1 - It will NOT reset HBA"); int ql4xextended_error_logging = 0; /* 0 = off, 1 = log errors */ -module_param(ql4xextended_error_logging, int, S_IRUGO | S_IRUSR); +module_param(ql4xextended_error_logging, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(ql4xextended_error_logging, "Option to enable extended error logging, " "Default is 0 - no logging, 1 - debug logging"); -int ql4_mod_unload = 0; +int ql4xenablemsix = 1; +module_param(ql4xenablemsix, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(ql4xenablemsix, + "Set to enable MSI or MSI-X interrupt mechanism.\n" + " 0 = enable INTx interrupt mechanism.\n" + " 1 = enable MSI-X interrupt mechanism (Default).\n" + " 2 = enable MSI interrupt mechanism."); #define QL4_DEF_QDEPTH 32 @@ -83,6 +90,9 @@ static int qla4xxx_slave_configure(struct scsi_device *device); static void qla4xxx_slave_destroy(struct scsi_device *sdev); static void qla4xxx_scan_start(struct Scsi_Host *shost); +static struct qla4_8xxx_legacy_intr_set legacy_intr[] = + QLA82XX_LEGACY_INTR_CONFIG; + static struct scsi_host_template qla4xxx_driver_template = { .module = THIS_MODULE, .name = DRIVER_NAME, @@ -116,7 +126,8 @@ static struct iscsi_transport qla4xxx_iscsi_transport = { .caps = CAP_FW_DB | CAP_SENDTARGETS_OFFLOAD | CAP_DATA_PATH_OFFLOAD, .param_mask = ISCSI_CONN_PORT | ISCSI_CONN_ADDRESS | - ISCSI_TARGET_NAME | ISCSI_TPGT, + ISCSI_TARGET_NAME | ISCSI_TPGT | + ISCSI_TARGET_ALIAS, .host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_IPADDRESS | ISCSI_HOST_INITIATOR_NAME, @@ -152,15 +163,12 @@ static void qla4xxx_recovery_timedout(struct iscsi_cls_session *session) if (atomic_read(&ddb_entry->state) != DDB_STATE_ONLINE) { atomic_set(&ddb_entry->state, DDB_STATE_DEAD); - DEBUG2(printk("scsi%ld: %s: index [%d] port down retry count " + DEBUG2(printk("scsi%ld: %s: ddb [%d] port down retry count " "of (%d) secs exhausted, marking device DEAD.\n", ha->host_no, __func__, ddb_entry->fw_ddb_index, ha->port_down_retry_count)); - DEBUG2(printk("scsi%ld: %s: scheduling dpc routine - dpc " - "flags = 0x%lx\n", - ha->host_no, __func__, ha->dpc_flags)); - queue_work(ha->dpc_thread, &ha->dpc_work); + qla4xxx_wake_dpc(ha); } } @@ -203,6 +211,10 @@ static int qla4xxx_sess_get_param(struct iscsi_cls_session *sess, case ISCSI_PARAM_TPGT: len = sprintf(buf, "%u\n", ddb_entry->tpgt); break; + case ISCSI_PARAM_TARGET_ALIAS: + len = snprintf(buf, PAGE_SIZE - 1, "%s\n", + ddb_entry->iscsi_alias); + break; default: return -ENOSYS; } @@ -362,19 +374,37 @@ static void qla4xxx_stop_timer(struct scsi_qla_host *ha) * @ha: Pointer to host adapter structure. * @ddb_entry: Pointer to device database entry * - * This routine marks a device missing and resets the relogin retry count. + * This routine marks a device missing and close connection. **/ void qla4xxx_mark_device_missing(struct scsi_qla_host *ha, struct ddb_entry *ddb_entry) { - atomic_set(&ddb_entry->state, DDB_STATE_MISSING); - DEBUG3(printk("scsi%d:%d:%d: index [%d] marked MISSING\n", - ha->host_no, ddb_entry->bus, ddb_entry->target, - ddb_entry->fw_ddb_index)); + if ((atomic_read(&ddb_entry->state) != DDB_STATE_DEAD)) { + atomic_set(&ddb_entry->state, DDB_STATE_MISSING); + DEBUG2(printk("scsi%ld: ddb [%d] marked MISSING\n", + ha->host_no, ddb_entry->fw_ddb_index)); + } else + DEBUG2(printk("scsi%ld: ddb [%d] DEAD\n", ha->host_no, + ddb_entry->fw_ddb_index)) + iscsi_block_session(ddb_entry->sess); iscsi_conn_error_event(ddb_entry->conn, ISCSI_ERR_CONN_FAILED); } +/** + * qla4xxx_mark_all_devices_missing - mark all devices as missing. + * @ha: Pointer to host adapter structure. + * + * This routine marks a device missing and resets the relogin retry count. + **/ +void qla4xxx_mark_all_devices_missing(struct scsi_qla_host *ha) +{ + struct ddb_entry *ddb_entry, *ddbtemp; + list_for_each_entry_safe(ddb_entry, ddbtemp, &ha->ddb_list, list) { + qla4xxx_mark_device_missing(ha, ddb_entry); + } +} + static struct srb* qla4xxx_get_new_srb(struct scsi_qla_host *ha, struct ddb_entry *ddb_entry, struct scsi_cmnd *cmd, @@ -463,7 +493,13 @@ static int qla4xxx_queuecommand(struct scsi_cmnd *cmd, return SCSI_MLQUEUE_TARGET_BUSY; } - if (test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags)) + if (test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags) || + test_bit(DPC_RESET_ACTIVE, &ha->dpc_flags) || + test_bit(DPC_RESET_HA, &ha->dpc_flags) || + test_bit(DPC_HA_UNRECOVERABLE, &ha->dpc_flags) || + test_bit(DPC_HA_NEED_QUIESCENT, &ha->dpc_flags) || + !test_bit(AF_ONLINE, &ha->flags) || + test_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags)) goto qc_host_busy; spin_unlock_irq(ha->host->host_lock); @@ -524,7 +560,15 @@ static void qla4xxx_mem_free(struct scsi_qla_host *ha) ha->srb_mempool = NULL; /* release io space registers */ - if (ha->reg) + if (is_qla8022(ha)) { + if (ha->nx_pcibase) + iounmap( + (struct device_reg_82xx __iomem *)ha->nx_pcibase); + + if (ha->nx_db_wr_ptr) + iounmap( + (struct device_reg_82xx __iomem *)ha->nx_db_wr_ptr); + } else if (ha->reg) iounmap(ha->reg); pci_release_regions(ha->pdev); } @@ -549,8 +593,8 @@ static int qla4xxx_mem_alloc(struct scsi_qla_host *ha) ha->queues = dma_alloc_coherent(&ha->pdev->dev, ha->queues_len, &ha->queues_dma, GFP_KERNEL); if (ha->queues == NULL) { - dev_warn(&ha->pdev->dev, - "Memory Allocation failed - queues.\n"); + ql4_printk(KERN_WARNING, ha, + "Memory Allocation failed - queues.\n"); goto mem_alloc_error_exit; } @@ -586,8 +630,8 @@ static int qla4xxx_mem_alloc(struct scsi_qla_host *ha) ha->srb_mempool = mempool_create(SRB_MIN_REQ, mempool_alloc_slab, mempool_free_slab, srb_cachep); if (ha->srb_mempool == NULL) { - dev_warn(&ha->pdev->dev, - "Memory Allocation failed - SRB Pool.\n"); + ql4_printk(KERN_WARNING, ha, + "Memory Allocation failed - SRB Pool.\n"); goto mem_alloc_error_exit; } @@ -600,6 +644,74 @@ mem_alloc_error_exit: } /** + * qla4_8xxx_check_fw_alive - Check firmware health + * @ha: Pointer to host adapter structure. + * + * Context: Interrupt + **/ +static void qla4_8xxx_check_fw_alive(struct scsi_qla_host *ha) +{ + uint32_t fw_heartbeat_counter, halt_status; + + fw_heartbeat_counter = qla4_8xxx_rd_32(ha, QLA82XX_PEG_ALIVE_COUNTER); + + if (ha->fw_heartbeat_counter == fw_heartbeat_counter) { + ha->seconds_since_last_heartbeat++; + /* FW not alive after 2 seconds */ + if (ha->seconds_since_last_heartbeat == 2) { + ha->seconds_since_last_heartbeat = 0; + halt_status = qla4_8xxx_rd_32(ha, + QLA82XX_PEG_HALT_STATUS1); + /* Since we cannot change dev_state in interrupt + * context, set appropriate DPC flag then wakeup + * DPC */ + if (halt_status & HALT_STATUS_UNRECOVERABLE) + set_bit(DPC_HA_UNRECOVERABLE, &ha->dpc_flags); + else { + printk("scsi%ld: %s: detect abort needed!\n", + ha->host_no, __func__); + set_bit(DPC_RESET_HA, &ha->dpc_flags); + } + qla4xxx_wake_dpc(ha); + } + } + ha->fw_heartbeat_counter = fw_heartbeat_counter; +} + +/** + * qla4_8xxx_watchdog - Poll dev state + * @ha: Pointer to host adapter structure. + * + * Context: Interrupt + **/ +void qla4_8xxx_watchdog(struct scsi_qla_host *ha) +{ + uint32_t dev_state; + + dev_state = qla4_8xxx_rd_32(ha, QLA82XX_CRB_DEV_STATE); + + /* don't poll if reset is going on */ + if (!test_bit(DPC_RESET_ACTIVE, &ha->dpc_flags)) { + if (dev_state == QLA82XX_DEV_NEED_RESET && + !test_bit(DPC_RESET_HA, &ha->dpc_flags)) { + printk("scsi%ld: %s: HW State: NEED RESET!\n", + ha->host_no, __func__); + set_bit(DPC_RESET_HA, &ha->dpc_flags); + qla4xxx_wake_dpc(ha); + } else if (dev_state == QLA82XX_DEV_NEED_QUIESCENT && + !test_bit(DPC_HA_NEED_QUIESCENT, &ha->dpc_flags)) { + printk("scsi%ld: %s: HW State: NEED QUIES!\n", + ha->host_no, __func__); + set_bit(DPC_HA_NEED_QUIESCENT, &ha->dpc_flags); + qla4xxx_wake_dpc(ha); + } else { + /* Check firmware health */ + qla4_8xxx_check_fw_alive(ha); + } + } +} + +/** * qla4xxx_timer - checks every second for work to do. * @ha: Pointer to host adapter structure. **/ @@ -608,6 +720,16 @@ static void qla4xxx_timer(struct scsi_qla_host *ha) struct ddb_entry *ddb_entry, *dtemp; int start_dpc = 0; + if (test_bit(AF_HBA_GOING_AWAY, &ha->flags)) { + DEBUG2(ql4_printk(KERN_INFO, ha, "%s exited. HBA GOING AWAY\n", + __func__)); + return; + } + + if (is_qla8022(ha)) { + qla4_8xxx_watchdog(ha); + } + /* Search for relogin's to time-out and port down retry. */ list_for_each_entry_safe(ddb_entry, dtemp, &ha->ddb_list, list) { /* Count down time between sending relogins */ @@ -624,7 +746,7 @@ static void qla4xxx_timer(struct scsi_qla_host *ha) set_bit(DPC_RELOGIN_DEVICE, &ha->dpc_flags); set_bit(DF_RELOGIN, &ddb_entry->flags); - DEBUG2(printk("scsi%ld: %s: index [%d]" + DEBUG2(printk("scsi%ld: %s: ddb [%d]" " login device\n", ha->host_no, __func__, ddb_entry->fw_ddb_index)); @@ -647,7 +769,7 @@ static void qla4xxx_timer(struct scsi_qla_host *ha) DDB_DS_SESSION_FAILED) { /* Reset retry relogin timer */ atomic_inc(&ddb_entry->relogin_retry_count); - DEBUG2(printk("scsi%ld: index[%d] relogin" + DEBUG2(printk("scsi%ld: ddb [%d] relogin" " timed out-retrying" " relogin (%d)\n", ha->host_no, @@ -656,7 +778,7 @@ static void qla4xxx_timer(struct scsi_qla_host *ha) relogin_retry_count)) ); start_dpc++; - DEBUG(printk("scsi%ld:%d:%d: index [%d] " + DEBUG(printk("scsi%ld:%d:%d: ddb [%d] " "initate relogin after" " %d seconds\n", ha->host_no, ddb_entry->bus, @@ -671,31 +793,35 @@ static void qla4xxx_timer(struct scsi_qla_host *ha) } } - /* Check for heartbeat interval. */ - if (ha->firmware_options & FWOPT_HEARTBEAT_ENABLE && - ha->heartbeat_interval != 0) { - ha->seconds_since_last_heartbeat++; - if (ha->seconds_since_last_heartbeat > - ha->heartbeat_interval + 2) - set_bit(DPC_RESET_HA, &ha->dpc_flags); + if (!is_qla8022(ha)) { + /* Check for heartbeat interval. */ + if (ha->firmware_options & FWOPT_HEARTBEAT_ENABLE && + ha->heartbeat_interval != 0) { + ha->seconds_since_last_heartbeat++; + if (ha->seconds_since_last_heartbeat > + ha->heartbeat_interval + 2) + set_bit(DPC_RESET_HA, &ha->dpc_flags); + } } - /* Wakeup the dpc routine for this adapter, if needed. */ if ((start_dpc || test_bit(DPC_RESET_HA, &ha->dpc_flags) || test_bit(DPC_RETRY_RESET_HA, &ha->dpc_flags) || test_bit(DPC_RELOGIN_DEVICE, &ha->dpc_flags) || - test_bit(DPC_RESET_HA_DESTROY_DDB_LIST, &ha->dpc_flags) || + test_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags) || test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags) || test_bit(DPC_GET_DHCP_IP_ADDR, &ha->dpc_flags) || test_bit(DPC_LINK_CHANGED, &ha->dpc_flags) || + test_bit(DPC_HA_UNRECOVERABLE, &ha->dpc_flags) || + test_bit(DPC_HA_NEED_QUIESCENT, &ha->dpc_flags) || test_bit(DPC_AEN, &ha->dpc_flags)) && + !test_bit(AF_DPC_SCHEDULED, &ha->flags) && ha->dpc_thread) { DEBUG2(printk("scsi%ld: %s: scheduling dpc routine" " - dpc flags = 0x%lx\n", ha->host_no, __func__, ha->dpc_flags)); - queue_work(ha->dpc_thread, &ha->dpc_work); + qla4xxx_wake_dpc(ha); } /* Reschedule timer thread to call us back in one second */ @@ -714,16 +840,15 @@ static void qla4xxx_timer(struct scsi_qla_host *ha) static int qla4xxx_cmd_wait(struct scsi_qla_host *ha) { uint32_t index = 0; - int stat = QLA_SUCCESS; unsigned long flags; struct scsi_cmnd *cmd; - int wait_cnt = WAIT_CMD_TOV; /* - * Initialized for 30 seconds as we - * expect all commands to retuned - * ASAP. - */ - while (wait_cnt) { + unsigned long wtime = jiffies + (WAIT_CMD_TOV * HZ); + + DEBUG2(ql4_printk(KERN_INFO, ha, "Wait up to %d seconds for cmds to " + "complete\n", WAIT_CMD_TOV)); + + while (!time_after_eq(jiffies, wtime)) { spin_lock_irqsave(&ha->hardware_lock, flags); /* Find a command that hasn't completed. */ for (index = 0; index < ha->host->can_queue; index++) { @@ -734,31 +859,26 @@ static int qla4xxx_cmd_wait(struct scsi_qla_host *ha) spin_unlock_irqrestore(&ha->hardware_lock, flags); /* If No Commands are pending, wait is complete */ - if (index == ha->host->can_queue) { - break; - } - - /* If we timed out on waiting for commands to come back - * return ERROR. - */ - wait_cnt--; - if (wait_cnt == 0) - stat = QLA_ERROR; - else { - msleep(1000); - } - } /* End of While (wait_cnt) */ + if (index == ha->host->can_queue) + return QLA_SUCCESS; - return stat; + msleep(1000); + } + /* If we timed out on waiting for commands to come back + * return ERROR. */ + return QLA_ERROR; } -void qla4xxx_hw_reset(struct scsi_qla_host *ha) +int qla4xxx_hw_reset(struct scsi_qla_host *ha) { uint32_t ctrl_status; unsigned long flags = 0; DEBUG2(printk(KERN_ERR "scsi%ld: %s\n", ha->host_no, __func__)); + if (ql4xxx_lock_drvr_wait(ha) != QLA_SUCCESS) + return QLA_ERROR; + spin_lock_irqsave(&ha->hardware_lock, flags); /* @@ -774,6 +894,7 @@ void qla4xxx_hw_reset(struct scsi_qla_host *ha) readl(&ha->reg->ctrl_status); spin_unlock_irqrestore(&ha->hardware_lock, flags); + return QLA_SUCCESS; } /** @@ -872,15 +993,16 @@ int qla4xxx_soft_reset(struct scsi_qla_host *ha) } /** - * qla4xxx_flush_active_srbs - returns all outstanding i/o requests to O.S. + * qla4xxx_abort_active_cmds - returns all outstanding i/o requests to O.S. * @ha: Pointer to host adapter structure. + * @res: returned scsi status * * This routine is called just prior to a HARD RESET to return all * outstanding commands back to the Operating System. * Caller should make sure that the following locks are released * before this calling routine: Hardware lock, and io_request_lock. **/ -static void qla4xxx_flush_active_srbs(struct scsi_qla_host *ha) +static void qla4xxx_abort_active_cmds(struct scsi_qla_host *ha, int res) { struct srb *srb; int i; @@ -890,74 +1012,116 @@ static void qla4xxx_flush_active_srbs(struct scsi_qla_host *ha) for (i = 0; i < ha->host->can_queue; i++) { srb = qla4xxx_del_from_active_array(ha, i); if (srb != NULL) { - srb->cmd->result = DID_RESET << 16; + srb->cmd->result = res; kref_put(&srb->srb_ref, qla4xxx_srb_compl); } } spin_unlock_irqrestore(&ha->hardware_lock, flags); } +void qla4xxx_dead_adapter_cleanup(struct scsi_qla_host *ha) +{ + clear_bit(AF_ONLINE, &ha->flags); + + /* Disable the board */ + ql4_printk(KERN_INFO, ha, "Disabling the board\n"); + set_bit(AF_HBA_GOING_AWAY, &ha->flags); + + qla4xxx_abort_active_cmds(ha, DID_NO_CONNECT << 16); + qla4xxx_mark_all_devices_missing(ha); + clear_bit(AF_INIT_DONE, &ha->flags); +} + /** * qla4xxx_recover_adapter - recovers adapter after a fatal error * @ha: Pointer to host adapter structure. - * @renew_ddb_list: Indicates what to do with the adapter's ddb list - * - * renew_ddb_list value can be 0=preserve ddb list, 1=destroy and rebuild - * ddb list. **/ -static int qla4xxx_recover_adapter(struct scsi_qla_host *ha, - uint8_t renew_ddb_list) +static int qla4xxx_recover_adapter(struct scsi_qla_host *ha) { - int status; + int status = QLA_ERROR; + uint8_t reset_chip = 0; /* Stall incoming I/O until we are done */ + scsi_block_requests(ha->host); clear_bit(AF_ONLINE, &ha->flags); - DEBUG2(printk("scsi%ld: %s calling qla4xxx_cmd_wait\n", ha->host_no, - __func__)); + DEBUG2(ql4_printk(KERN_INFO, ha, "%s: adapter OFFLINE\n", __func__)); - /* Wait for outstanding commands to complete. - * Stalls the driver for max 30 secs - */ - status = qla4xxx_cmd_wait(ha); + set_bit(DPC_RESET_ACTIVE, &ha->dpc_flags); - qla4xxx_disable_intrs(ha); + if (test_bit(DPC_RESET_HA, &ha->dpc_flags)) + reset_chip = 1; - /* Flush any pending ddb changed AENs */ - qla4xxx_process_aen(ha, FLUSH_DDB_CHANGED_AENS); + /* For the DPC_RESET_HA_INTR case (ISP-4xxx specific) + * do not reset adapter, jump to initialize_adapter */ + if (test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags)) { + status = QLA_SUCCESS; + goto recover_ha_init_adapter; + } - qla4xxx_flush_active_srbs(ha); + /* For the ISP-82xx adapter, issue a stop_firmware if invoked + * from eh_host_reset or ioctl module */ + if (is_qla8022(ha) && !reset_chip && + test_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags)) { + + DEBUG2(ql4_printk(KERN_INFO, ha, + "scsi%ld: %s - Performing stop_firmware...\n", + ha->host_no, __func__)); + status = ha->isp_ops->reset_firmware(ha); + if (status == QLA_SUCCESS) { + qla4xxx_cmd_wait(ha); + ha->isp_ops->disable_intrs(ha); + qla4xxx_process_aen(ha, FLUSH_DDB_CHANGED_AENS); + qla4xxx_abort_active_cmds(ha, DID_RESET << 16); + } else { + /* If the stop_firmware fails then + * reset the entire chip */ + reset_chip = 1; + clear_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags); + set_bit(DPC_RESET_HA, &ha->dpc_flags); + } + } - /* Reset the firmware. If successful, function - * returns with ISP interrupts enabled. - */ - DEBUG2(printk("scsi%ld: %s - Performing soft reset..\n", - ha->host_no, __func__)); - if (ql4xxx_lock_drvr_wait(ha) == QLA_SUCCESS) - status = qla4xxx_soft_reset(ha); - else - status = QLA_ERROR; + /* Issue full chip reset if recovering from a catastrophic error, + * or if stop_firmware fails for ISP-82xx. + * This is the default case for ISP-4xxx */ + if (!is_qla8022(ha) || reset_chip) { + qla4xxx_cmd_wait(ha); + qla4xxx_process_aen(ha, FLUSH_DDB_CHANGED_AENS); + qla4xxx_abort_active_cmds(ha, DID_RESET << 16); + DEBUG2(ql4_printk(KERN_INFO, ha, + "scsi%ld: %s - Performing chip reset..\n", + ha->host_no, __func__)); + status = ha->isp_ops->reset_chip(ha); + } /* Flush any pending ddb changed AENs */ qla4xxx_process_aen(ha, FLUSH_DDB_CHANGED_AENS); - /* Re-initialize firmware. If successful, function returns - * with ISP interrupts enabled */ +recover_ha_init_adapter: + /* Upon successful firmware/chip reset, re-initialize the adapter */ if (status == QLA_SUCCESS) { - DEBUG2(printk("scsi%ld: %s - Initializing adapter..\n", - ha->host_no, __func__)); - - /* If successful, AF_ONLINE flag set in - * qla4xxx_initialize_adapter */ - status = qla4xxx_initialize_adapter(ha, renew_ddb_list); + /* For ISP-4xxx, force function 1 to always initialize + * before function 3 to prevent both funcions from + * stepping on top of the other */ + if (!is_qla8022(ha) && (ha->mac_index == 3)) + ssleep(6); + + /* NOTE: AF_ONLINE flag set upon successful completion of + * qla4xxx_initialize_adapter */ + status = qla4xxx_initialize_adapter(ha, PRESERVE_DDB_LIST); } - /* Failed adapter initialization? - * Retry reset_ha only if invoked via DPC (DPC_RESET_HA) */ - if ((test_bit(AF_ONLINE, &ha->flags) == 0) && - (test_bit(DPC_RESET_HA, &ha->dpc_flags))) { + /* Retry failed adapter initialization, if necessary + * Do not retry initialize_adapter for RESET_HA_INTR (ISP-4xxx specific) + * case to prevent ping-pong resets between functions */ + if (!test_bit(AF_ONLINE, &ha->flags) && + !test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags)) { /* Adapter initialization failed, see if we can retry - * resetting the ha */ + * resetting the ha. + * Since we don't want to block the DPC for too long + * with multiple resets in the same thread, + * utilize DPC to retry */ if (!test_bit(DPC_RETRY_RESET_HA, &ha->dpc_flags)) { ha->retry_reset_ha_cnt = MAX_RESET_HA_RETRIES; DEBUG2(printk("scsi%ld: recover adapter - retrying " @@ -982,29 +1146,43 @@ static int qla4xxx_recover_adapter(struct scsi_qla_host *ha, DEBUG2(printk("scsi%ld: recover adapter " "failed - board disabled\n", ha->host_no)); - qla4xxx_flush_active_srbs(ha); + qla4xxx_dead_adapter_cleanup(ha); clear_bit(DPC_RETRY_RESET_HA, &ha->dpc_flags); clear_bit(DPC_RESET_HA, &ha->dpc_flags); - clear_bit(DPC_RESET_HA_DESTROY_DDB_LIST, + clear_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags); status = QLA_ERROR; } } } else { clear_bit(DPC_RESET_HA, &ha->dpc_flags); - clear_bit(DPC_RESET_HA_DESTROY_DDB_LIST, &ha->dpc_flags); + clear_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags); clear_bit(DPC_RETRY_RESET_HA, &ha->dpc_flags); } ha->adapter_error_count++; - if (status == QLA_SUCCESS) - qla4xxx_enable_intrs(ha); + if (test_bit(AF_ONLINE, &ha->flags)) + ha->isp_ops->enable_intrs(ha); + + scsi_unblock_requests(ha->host); + + clear_bit(DPC_RESET_ACTIVE, &ha->dpc_flags); + DEBUG2(printk("scsi%ld: recover adapter: %s\n", ha->host_no, + status == QLA_ERROR ? "FAILED" : "SUCCEDED")); - DEBUG2(printk("scsi%ld: recover adapter .. DONE\n", ha->host_no)); return status; } +void qla4xxx_wake_dpc(struct scsi_qla_host *ha) +{ + if (ha->dpc_thread && + !test_bit(AF_DPC_SCHEDULED, &ha->flags)) { + set_bit(AF_DPC_SCHEDULED, &ha->flags); + queue_work(ha->dpc_thread, &ha->dpc_work); + } +} + /** * qla4xxx_do_dpc - dpc routine * @data: in our case pointer to adapter structure @@ -1024,21 +1202,47 @@ static void qla4xxx_do_dpc(struct work_struct *work) int status = QLA_ERROR; DEBUG2(printk("scsi%ld: %s: DPC handler waking up." - "flags = 0x%08lx, dpc_flags = 0x%08lx ctrl_stat = 0x%08x\n", - ha->host_no, __func__, ha->flags, ha->dpc_flags, - readw(&ha->reg->ctrl_status))); + "flags = 0x%08lx, dpc_flags = 0x%08lx\n", + ha->host_no, __func__, ha->flags, ha->dpc_flags)) /* Initialization not yet finished. Don't do anything yet. */ if (!test_bit(AF_INIT_DONE, &ha->flags)) return; - if (adapter_up(ha) || - test_bit(DPC_RESET_HA, &ha->dpc_flags) || + /* HBA is in the process of being permanently disabled. + * Don't process anything */ + if (test_bit(AF_HBA_GOING_AWAY, &ha->flags)) + return; + + if (is_qla8022(ha)) { + if (test_bit(DPC_HA_UNRECOVERABLE, &ha->dpc_flags)) { + qla4_8xxx_idc_lock(ha); + qla4_8xxx_wr_32(ha, QLA82XX_CRB_DEV_STATE, + QLA82XX_DEV_FAILED); + qla4_8xxx_idc_unlock(ha); + ql4_printk(KERN_INFO, ha, "HW State: FAILED\n"); + qla4_8xxx_device_state_handler(ha); + } + if (test_and_clear_bit(DPC_HA_NEED_QUIESCENT, &ha->dpc_flags)) { + qla4_8xxx_need_qsnt_handler(ha); + } + } + + if (!test_bit(DPC_RESET_ACTIVE, &ha->dpc_flags) && + (test_bit(DPC_RESET_HA, &ha->dpc_flags) || test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags) || - test_bit(DPC_RESET_HA_DESTROY_DDB_LIST, &ha->dpc_flags)) { - if (test_bit(DPC_RESET_HA_DESTROY_DDB_LIST, &ha->dpc_flags) || - test_bit(DPC_RESET_HA, &ha->dpc_flags)) - qla4xxx_recover_adapter(ha, PRESERVE_DDB_LIST); + test_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags))) { + if (ql4xdontresethba) { + DEBUG2(printk("scsi%ld: %s: Don't Reset HBA\n", + ha->host_no, __func__)); + clear_bit(DPC_RESET_HA, &ha->dpc_flags); + clear_bit(DPC_RESET_HA_INTR, &ha->dpc_flags); + clear_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags); + goto dpc_post_reset_ha; + } + if (test_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags) || + test_bit(DPC_RESET_HA, &ha->dpc_flags)) + qla4xxx_recover_adapter(ha); if (test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags)) { uint8_t wait_time = RESET_INTR_TOV; @@ -1053,18 +1257,18 @@ static void qla4xxx_do_dpc(struct work_struct *work) DEBUG2(printk("scsi%ld: %s: SR|FSR " "bit not cleared-- resetting\n", ha->host_no, __func__)); - qla4xxx_flush_active_srbs(ha); + qla4xxx_abort_active_cmds(ha, DID_RESET << 16); if (ql4xxx_lock_drvr_wait(ha) == QLA_SUCCESS) { qla4xxx_process_aen(ha, FLUSH_DDB_CHANGED_AENS); - status = qla4xxx_initialize_adapter(ha, - PRESERVE_DDB_LIST); + status = qla4xxx_recover_adapter(ha); } clear_bit(DPC_RESET_HA_INTR, &ha->dpc_flags); if (status == QLA_SUCCESS) - qla4xxx_enable_intrs(ha); + ha->isp_ops->enable_intrs(ha); } } +dpc_post_reset_ha: /* ---- process AEN? --- */ if (test_and_clear_bit(DPC_AEN, &ha->dpc_flags)) qla4xxx_process_aen(ha, PROCESS_ALL_AENS); @@ -1102,13 +1306,11 @@ static void qla4xxx_do_dpc(struct work_struct *work) DDB_DS_SESSION_ACTIVE) { atomic_set(&ddb_entry->state, DDB_STATE_ONLINE); - dev_info(&ha->pdev->dev, + ql4_printk(KERN_INFO, ha, "scsi%ld: %s: ddb[%d]" - " os[%d] marked" - " ONLINE\n", + " marked ONLINE\n", ha->host_no, __func__, - ddb_entry->fw_ddb_index, - ddb_entry->os_target_id); + ddb_entry->fw_ddb_index); iscsi_unblock_session( ddb_entry->sess); @@ -1144,6 +1346,7 @@ static void qla4xxx_do_dpc(struct work_struct *work) } } } + clear_bit(AF_DPC_SCHEDULED, &ha->flags); } /** @@ -1155,30 +1358,99 @@ static void qla4xxx_free_adapter(struct scsi_qla_host *ha) if (test_bit(AF_INTERRUPTS_ON, &ha->flags)) { /* Turn-off interrupts on the card. */ - qla4xxx_disable_intrs(ha); + ha->isp_ops->disable_intrs(ha); } + /* Remove timer thread, if present */ + if (ha->timer_active) + qla4xxx_stop_timer(ha); + /* Kill the kernel thread for this host */ if (ha->dpc_thread) destroy_workqueue(ha->dpc_thread); - /* Issue Soft Reset to put firmware in unknown state */ - if (ql4xxx_lock_drvr_wait(ha) == QLA_SUCCESS) - qla4xxx_hw_reset(ha); + /* Put firmware in known state */ + ha->isp_ops->reset_firmware(ha); - /* Remove timer thread, if present */ - if (ha->timer_active) - qla4xxx_stop_timer(ha); + if (is_qla8022(ha)) { + qla4_8xxx_idc_lock(ha); + qla4_8xxx_clear_drv_active(ha); + qla4_8xxx_idc_unlock(ha); + } /* Detach interrupts */ if (test_and_clear_bit(AF_IRQ_ATTACHED, &ha->flags)) - free_irq(ha->pdev->irq, ha); + qla4xxx_free_irqs(ha); /* free extra memory */ qla4xxx_mem_free(ha); +} + +int qla4_8xxx_iospace_config(struct scsi_qla_host *ha) +{ + int status = 0; + uint8_t revision_id; + unsigned long mem_base, mem_len, db_base, db_len; + struct pci_dev *pdev = ha->pdev; + + status = pci_request_regions(pdev, DRIVER_NAME); + if (status) { + printk(KERN_WARNING + "scsi(%ld) Failed to reserve PIO regions (%s) " + "status=%d\n", ha->host_no, pci_name(pdev), status); + goto iospace_error_exit; + } + + pci_read_config_byte(pdev, PCI_REVISION_ID, &revision_id); + DEBUG2(printk(KERN_INFO "%s: revision-id=%d\n", + __func__, revision_id)); + ha->revision_id = revision_id; + + /* remap phys address */ + mem_base = pci_resource_start(pdev, 0); /* 0 is for BAR 0 */ + mem_len = pci_resource_len(pdev, 0); + DEBUG2(printk(KERN_INFO "%s: ioremap from %lx a size of %lx\n", + __func__, mem_base, mem_len)); + + /* mapping of pcibase pointer */ + ha->nx_pcibase = (unsigned long)ioremap(mem_base, mem_len); + if (!ha->nx_pcibase) { + printk(KERN_ERR + "cannot remap MMIO (%s), aborting\n", pci_name(pdev)); + pci_release_regions(ha->pdev); + goto iospace_error_exit; + } - pci_disable_device(ha->pdev); + /* Mapping of IO base pointer, door bell read and write pointer */ + /* mapping of IO base pointer */ + ha->qla4_8xxx_reg = + (struct device_reg_82xx __iomem *)((uint8_t *)ha->nx_pcibase + + 0xbc000 + (ha->pdev->devfn << 11)); + + db_base = pci_resource_start(pdev, 4); /* doorbell is on bar 4 */ + db_len = pci_resource_len(pdev, 4); + + /* mapping of doorbell write pointer */ + ha->nx_db_wr_ptr = (unsigned long)ioremap(db_base + + (ha->pdev->devfn << 12), 4); + if (!ha->nx_db_wr_ptr) { + printk(KERN_ERR + "cannot remap MMIO doorbell-write (%s), aborting\n", + pci_name(pdev)); + goto iospace_error_exit; + } + /* mapping of doorbell read pointer */ + ha->nx_db_rd_ptr = (uint8_t *) ha->nx_pcibase + (512 * 1024) + + (ha->pdev->devfn * 8); + if (!ha->nx_db_rd_ptr) + printk(KERN_ERR + "cannot remap MMIO doorbell-read (%s), aborting\n", + pci_name(pdev)); + return 0; + +iospace_error_exit: + return -ENOMEM; } /*** @@ -1188,7 +1460,7 @@ static void qla4xxx_free_adapter(struct scsi_qla_host *ha) * This routines maps HBA's registers from the pci address space * into the kernel virtual address space for memory mapped i/o. **/ -static int qla4xxx_iospace_config(struct scsi_qla_host *ha) +int qla4xxx_iospace_config(struct scsi_qla_host *ha) { unsigned long pio, pio_len, pio_flags; unsigned long mmio, mmio_len, mmio_flags; @@ -1198,12 +1470,12 @@ static int qla4xxx_iospace_config(struct scsi_qla_host *ha) pio_flags = pci_resource_flags(ha->pdev, 0); if (pio_flags & IORESOURCE_IO) { if (pio_len < MIN_IOBASE_LEN) { - dev_warn(&ha->pdev->dev, + ql4_printk(KERN_WARNING, ha, "Invalid PCI I/O region size\n"); pio = 0; } } else { - dev_warn(&ha->pdev->dev, "region #0 not a PIO resource\n"); + ql4_printk(KERN_WARNING, ha, "region #0 not a PIO resource\n"); pio = 0; } @@ -1213,20 +1485,21 @@ static int qla4xxx_iospace_config(struct scsi_qla_host *ha) mmio_flags = pci_resource_flags(ha->pdev, 1); if (!(mmio_flags & IORESOURCE_MEM)) { - dev_err(&ha->pdev->dev, - "region #0 not an MMIO resource, aborting\n"); + ql4_printk(KERN_ERR, ha, + "region #0 not an MMIO resource, aborting\n"); goto iospace_error_exit; } + if (mmio_len < MIN_IOBASE_LEN) { - dev_err(&ha->pdev->dev, - "Invalid PCI mem region size, aborting\n"); + ql4_printk(KERN_ERR, ha, + "Invalid PCI mem region size, aborting\n"); goto iospace_error_exit; } if (pci_request_regions(ha->pdev, DRIVER_NAME)) { - dev_warn(&ha->pdev->dev, - "Failed to reserve PIO/MMIO regions\n"); + ql4_printk(KERN_WARNING, ha, + "Failed to reserve PIO/MMIO regions\n"); goto iospace_error_exit; } @@ -1235,8 +1508,8 @@ static int qla4xxx_iospace_config(struct scsi_qla_host *ha) ha->pio_length = pio_len; ha->reg = ioremap(mmio, MIN_IOBASE_LEN); if (!ha->reg) { - dev_err(&ha->pdev->dev, - "cannot remap MMIO, aborting\n"); + ql4_printk(KERN_ERR, ha, + "cannot remap MMIO, aborting\n"); goto iospace_error_exit; } @@ -1247,6 +1520,60 @@ iospace_error_exit: return -ENOMEM; } +static struct isp_operations qla4xxx_isp_ops = { + .iospace_config = qla4xxx_iospace_config, + .pci_config = qla4xxx_pci_config, + .disable_intrs = qla4xxx_disable_intrs, + .enable_intrs = qla4xxx_enable_intrs, + .start_firmware = qla4xxx_start_firmware, + .intr_handler = qla4xxx_intr_handler, + .interrupt_service_routine = qla4xxx_interrupt_service_routine, + .reset_chip = qla4xxx_soft_reset, + .reset_firmware = qla4xxx_hw_reset, + .queue_iocb = qla4xxx_queue_iocb, + .complete_iocb = qla4xxx_complete_iocb, + .rd_shdw_req_q_out = qla4xxx_rd_shdw_req_q_out, + .rd_shdw_rsp_q_in = qla4xxx_rd_shdw_rsp_q_in, + .get_sys_info = qla4xxx_get_sys_info, +}; + +static struct isp_operations qla4_8xxx_isp_ops = { + .iospace_config = qla4_8xxx_iospace_config, + .pci_config = qla4_8xxx_pci_config, + .disable_intrs = qla4_8xxx_disable_intrs, + .enable_intrs = qla4_8xxx_enable_intrs, + .start_firmware = qla4_8xxx_load_risc, + .intr_handler = qla4_8xxx_intr_handler, + .interrupt_service_routine = qla4_8xxx_interrupt_service_routine, + .reset_chip = qla4_8xxx_isp_reset, + .reset_firmware = qla4_8xxx_stop_firmware, + .queue_iocb = qla4_8xxx_queue_iocb, + .complete_iocb = qla4_8xxx_complete_iocb, + .rd_shdw_req_q_out = qla4_8xxx_rd_shdw_req_q_out, + .rd_shdw_rsp_q_in = qla4_8xxx_rd_shdw_rsp_q_in, + .get_sys_info = qla4_8xxx_get_sys_info, +}; + +uint16_t qla4xxx_rd_shdw_req_q_out(struct scsi_qla_host *ha) +{ + return (uint16_t)le32_to_cpu(ha->shadow_regs->req_q_out); +} + +uint16_t qla4_8xxx_rd_shdw_req_q_out(struct scsi_qla_host *ha) +{ + return (uint16_t)le32_to_cpu(readl(&ha->qla4_8xxx_reg->req_q_out)); +} + +uint16_t qla4xxx_rd_shdw_rsp_q_in(struct scsi_qla_host *ha) +{ + return (uint16_t)le32_to_cpu(ha->shadow_regs->rsp_q_in); +} + +uint16_t qla4_8xxx_rd_shdw_rsp_q_in(struct scsi_qla_host *ha) +{ + return (uint16_t)le32_to_cpu(readl(&ha->qla4_8xxx_reg->rsp_q_in)); +} + /** * qla4xxx_probe_adapter - callback function to probe HBA * @pdev: pointer to pci_dev structure @@ -1264,6 +1591,7 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev, struct scsi_qla_host *ha; uint8_t init_retry_count = 0; char buf[34]; + struct qla4_8xxx_legacy_intr_set *nx_legacy_intr; if (pci_enable_device(pdev)) return -1; @@ -1284,12 +1612,30 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev, ha->host = host; ha->host_no = host->host_no; + /* Setup Runtime configurable options */ + if (is_qla8022(ha)) { + ha->isp_ops = &qla4_8xxx_isp_ops; + rwlock_init(&ha->hw_lock); + ha->qdr_sn_window = -1; + ha->ddr_mn_window = -1; + ha->curr_window = 255; + ha->func_num = PCI_FUNC(ha->pdev->devfn); + nx_legacy_intr = &legacy_intr[ha->func_num]; + ha->nx_legacy_intr.int_vec_bit = nx_legacy_intr->int_vec_bit; + ha->nx_legacy_intr.tgt_status_reg = + nx_legacy_intr->tgt_status_reg; + ha->nx_legacy_intr.tgt_mask_reg = nx_legacy_intr->tgt_mask_reg; + ha->nx_legacy_intr.pci_int_reg = nx_legacy_intr->pci_int_reg; + } else { + ha->isp_ops = &qla4xxx_isp_ops; + } + /* Configure PCI I/O space. */ - ret = qla4xxx_iospace_config(ha); + ret = ha->isp_ops->iospace_config(ha); if (ret) - goto probe_failed; + goto probe_failed_ioconfig; - dev_info(&ha->pdev->dev, "Found an ISP%04x, irq %d, iobase 0x%p\n", + ql4_printk(KERN_INFO, ha, "Found an ISP%04x, irq %d, iobase 0x%p\n", pdev->device, pdev->irq, ha->reg); qla4xxx_config_dma_addressing(ha); @@ -1299,32 +1645,41 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev, INIT_LIST_HEAD(&ha->free_srb_q); mutex_init(&ha->mbox_sem); + init_completion(&ha->mbx_intr_comp); spin_lock_init(&ha->hardware_lock); /* Allocate dma buffers */ if (qla4xxx_mem_alloc(ha)) { - dev_warn(&ha->pdev->dev, - "[ERROR] Failed to allocate memory for adapter\n"); + ql4_printk(KERN_WARNING, ha, + "[ERROR] Failed to allocate memory for adapter\n"); ret = -ENOMEM; goto probe_failed; } + if (is_qla8022(ha)) + (void) qla4_8xxx_get_flash_info(ha); + /* * Initialize the Host adapter request/response queues and * firmware * NOTE: interrupts enabled upon successful completion */ status = qla4xxx_initialize_adapter(ha, REBUILD_DDB_LIST); - while (status == QLA_ERROR && init_retry_count++ < MAX_INIT_RETRIES) { + while ((!test_bit(AF_ONLINE, &ha->flags)) && + init_retry_count++ < MAX_INIT_RETRIES) { DEBUG2(printk("scsi: %s: retrying adapter initialization " "(%d)\n", __func__, init_retry_count)); - qla4xxx_soft_reset(ha); + + if (ha->isp_ops->reset_chip(ha) == QLA_ERROR) + continue; + status = qla4xxx_initialize_adapter(ha, REBUILD_DDB_LIST); } - if (status == QLA_ERROR) { - dev_warn(&ha->pdev->dev, "Failed to initialize adapter\n"); + + if (!test_bit(AF_ONLINE, &ha->flags)) { + ql4_printk(KERN_WARNING, ha, "Failed to initialize adapter\n"); ret = -ENODEV; goto probe_failed; @@ -1340,8 +1695,9 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev, ret = scsi_init_shared_tag_map(host, MAX_SRBS); if (ret) { - dev_warn(&ha->pdev->dev, "scsi_init_shared_tag_map failed\n"); - goto probe_failed; + ql4_printk(KERN_WARNING, ha, + "scsi_init_shared_tag_map failed\n"); + goto probe_failed; } /* Startup the kernel thread for this host adapter. */ @@ -1350,24 +1706,27 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev, sprintf(buf, "qla4xxx_%lu_dpc", ha->host_no); ha->dpc_thread = create_singlethread_workqueue(buf); if (!ha->dpc_thread) { - dev_warn(&ha->pdev->dev, "Unable to start DPC thread!\n"); + ql4_printk(KERN_WARNING, ha, "Unable to start DPC thread!\n"); ret = -ENODEV; goto probe_failed; } INIT_WORK(&ha->dpc_work, qla4xxx_do_dpc); - ret = request_irq(pdev->irq, qla4xxx_intr_handler, - IRQF_DISABLED | IRQF_SHARED, "qla4xxx", ha); - if (ret) { - dev_warn(&ha->pdev->dev, "Failed to reserve interrupt %d" - " already in use.\n", pdev->irq); - goto probe_failed; + /* For ISP-82XX, request_irqs is called in qla4_8xxx_load_risc + * (which is called indirectly by qla4xxx_initialize_adapter), + * so that irqs will be registered after crbinit but before + * mbx_intr_enable. + */ + if (!is_qla8022(ha)) { + ret = qla4xxx_request_irqs(ha); + if (ret) { + ql4_printk(KERN_WARNING, ha, "Failed to reserve " + "interrupt %d already in use.\n", pdev->irq); + goto probe_failed; + } } - set_bit(AF_IRQ_ATTACHED, &ha->flags); - host->irq = pdev->irq; - DEBUG(printk("scsi%d: irq %d attached\n", ha->host_no, ha->pdev->irq)); - qla4xxx_enable_intrs(ha); + ha->isp_ops->enable_intrs(ha); /* Start timer thread. */ qla4xxx_start_timer(ha, qla4xxx_timer, 1); @@ -1391,6 +1750,8 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev, probe_failed: qla4xxx_free_adapter(ha); + +probe_failed_ioconfig: scsi_host_put(ha->host); probe_disable_device: @@ -1409,10 +1770,7 @@ static void __devexit qla4xxx_remove_adapter(struct pci_dev *pdev) ha = pci_get_drvdata(pdev); - qla4xxx_disable_intrs(ha); - - while (test_bit(DPC_RESET_HA_INTR, &ha->dpc_flags)) - ssleep(1); + set_bit(AF_HBA_GOING_AWAY, &ha->flags); /* remove devs from iscsi_sessions to scsi_devices */ qla4xxx_free_ddb_list(ha); @@ -1423,6 +1781,7 @@ static void __devexit qla4xxx_remove_adapter(struct pci_dev *pdev) scsi_host_put(ha->host); + pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); } @@ -1479,7 +1838,8 @@ static void qla4xxx_slave_destroy(struct scsi_device *sdev) * * This routine removes and returns the srb at the specified index **/ -struct srb * qla4xxx_del_from_active_array(struct scsi_qla_host *ha, uint32_t index) +struct srb *qla4xxx_del_from_active_array(struct scsi_qla_host *ha, + uint32_t index) { struct srb *srb = NULL; struct scsi_cmnd *cmd = NULL; @@ -1605,7 +1965,7 @@ static int qla4xxx_eh_abort(struct scsi_cmnd *cmd) int ret = SUCCESS; int wait = 0; - dev_info(&ha->pdev->dev, + ql4_printk(KERN_INFO, ha, "scsi%ld:%d:%d: Abort command issued cmd=%p, pid=%ld\n", ha->host_no, id, lun, cmd, serial); @@ -1637,7 +1997,7 @@ static int qla4xxx_eh_abort(struct scsi_cmnd *cmd) } } - dev_info(&ha->pdev->dev, + ql4_printk(KERN_INFO, ha, "scsi%ld:%d:%d: Abort command - %s\n", ha->host_no, id, lun, (ret == SUCCESS) ? "succeded" : "failed"); @@ -1660,7 +2020,12 @@ static int qla4xxx_eh_device_reset(struct scsi_cmnd *cmd) if (!ddb_entry) return ret; - dev_info(&ha->pdev->dev, + ret = iscsi_block_scsi_eh(cmd); + if (ret) + return ret; + ret = FAILED; + + ql4_printk(KERN_INFO, ha, "scsi%ld:%d:%d:%d: DEVICE RESET ISSUED.\n", ha->host_no, cmd->device->channel, cmd->device->id, cmd->device->lun); @@ -1673,13 +2038,13 @@ static int qla4xxx_eh_device_reset(struct scsi_cmnd *cmd) /* FIXME: wait for hba to go online */ stat = qla4xxx_reset_lun(ha, ddb_entry, cmd->device->lun); if (stat != QLA_SUCCESS) { - dev_info(&ha->pdev->dev, "DEVICE RESET FAILED. %d\n", stat); + ql4_printk(KERN_INFO, ha, "DEVICE RESET FAILED. %d\n", stat); goto eh_dev_reset_done; } if (qla4xxx_eh_wait_for_commands(ha, scsi_target(cmd->device), cmd->device)) { - dev_info(&ha->pdev->dev, + ql4_printk(KERN_INFO, ha, "DEVICE RESET FAILED - waiting for " "commands.\n"); goto eh_dev_reset_done; @@ -1690,7 +2055,7 @@ static int qla4xxx_eh_device_reset(struct scsi_cmnd *cmd) MM_LUN_RESET) != QLA_SUCCESS) goto eh_dev_reset_done; - dev_info(&ha->pdev->dev, + ql4_printk(KERN_INFO, ha, "scsi(%ld:%d:%d:%d): DEVICE RESET SUCCEEDED.\n", ha->host_no, cmd->device->channel, cmd->device->id, cmd->device->lun); @@ -1712,11 +2077,15 @@ static int qla4xxx_eh_target_reset(struct scsi_cmnd *cmd) { struct scsi_qla_host *ha = to_qla_host(cmd->device->host); struct ddb_entry *ddb_entry = cmd->device->hostdata; - int stat; + int stat, ret; if (!ddb_entry) return FAILED; + ret = iscsi_block_scsi_eh(cmd); + if (ret) + return ret; + starget_printk(KERN_INFO, scsi_target(cmd->device), "WARM TARGET RESET ISSUED.\n"); @@ -1769,7 +2138,13 @@ static int qla4xxx_eh_host_reset(struct scsi_cmnd *cmd) ha = (struct scsi_qla_host *) cmd->device->host->hostdata; - dev_info(&ha->pdev->dev, + if (ql4xdontresethba) { + DEBUG2(printk("scsi%ld: %s: Don't Reset HBA\n", + ha->host_no, __func__)); + return FAILED; + } + + ql4_printk(KERN_INFO, ha, "scsi(%ld:%d:%d:%d): HOST RESET ISSUED.\n", ha->host_no, cmd->device->channel, cmd->device->id, cmd->device->lun); @@ -1781,20 +2156,22 @@ static int qla4xxx_eh_host_reset(struct scsi_cmnd *cmd) return FAILED; } - /* make sure the dpc thread is stopped while we reset the hba */ - clear_bit(AF_ONLINE, &ha->flags); - flush_workqueue(ha->dpc_thread); + if (!test_bit(DPC_RESET_HA, &ha->dpc_flags)) { + if (is_qla8022(ha)) + set_bit(DPC_RESET_HA_FW_CONTEXT, &ha->dpc_flags); + else + set_bit(DPC_RESET_HA, &ha->dpc_flags); + } - if (qla4xxx_recover_adapter(ha, PRESERVE_DDB_LIST) == QLA_SUCCESS) + if (qla4xxx_recover_adapter(ha) == QLA_SUCCESS) return_status = SUCCESS; - dev_info(&ha->pdev->dev, "HOST RESET %s.\n", + ql4_printk(KERN_INFO, ha, "HOST RESET %s.\n", return_status == FAILED ? "FAILED" : "SUCCEDED"); return return_status; } - static struct pci_device_id qla4xxx_pci_tbl[] = { { .vendor = PCI_VENDOR_ID_QLOGIC, @@ -1814,6 +2191,12 @@ static struct pci_device_id qla4xxx_pci_tbl[] = { .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, }, + { + .vendor = PCI_VENDOR_ID_QLOGIC, + .device = PCI_DEVICE_ID_QLOGIC_ISP8022, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + }, {0, 0}, }; MODULE_DEVICE_TABLE(pci, qla4xxx_pci_tbl); @@ -1869,7 +2252,6 @@ no_srp_cache: static void __exit qla4xxx_module_exit(void) { - ql4_mod_unload = 1; pci_unregister_driver(&qla4xxx_pci_driver); iscsi_unregister_transport(&qla4xxx_iscsi_transport); kmem_cache_destroy(srb_cachep); diff --git a/drivers/scsi/qla4xxx/ql4_version.h b/drivers/scsi/qla4xxx/ql4_version.h index 28a6c494a2e8..c905dbd75331 100644 --- a/drivers/scsi/qla4xxx/ql4_version.h +++ b/drivers/scsi/qla4xxx/ql4_version.h @@ -5,4 +5,4 @@ * See LICENSE.qla4xxx for copyright and licensing details. */ -#define QLA4XXX_DRIVER_VERSION "5.02.00-k1" +#define QLA4XXX_DRIVER_VERSION "5.02.00-k2" diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 136329b4027b..b02bdc6c2cd1 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -1991,7 +1991,8 @@ static void map_region(sector_t lba, unsigned int len) block = lba + alignment; rem = do_div(block, granularity); - set_bit(block, map_storep); + if (block < map_size) + set_bit(block, map_storep); lba += granularity - rem; } @@ -2011,7 +2012,8 @@ static void unmap_region(sector_t lba, unsigned int len) block = lba + alignment; rem = do_div(block, granularity); - if (rem == 0 && lba + granularity <= end) + if (rem == 0 && lba + granularity <= end && + block < map_size) clear_bit(block, map_storep); lba += granularity - rem; diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index a5d630f5f519..2bf98469dc4c 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -307,6 +307,19 @@ static int scsi_check_sense(struct scsi_cmnd *scmd) (sshdr.asc == 0x04) && (sshdr.ascq == 0x02)) return FAILED; + if (sshdr.asc == 0x3f && sshdr.ascq == 0x0e) + scmd_printk(KERN_WARNING, scmd, + "Warning! Received an indication that the " + "LUN assignments on this target have " + "changed. The Linux SCSI layer does not " + "automatically remap LUN assignments.\n"); + else if (sshdr.asc == 0x3f) + scmd_printk(KERN_WARNING, scmd, + "Warning! Received an indication that the " + "operating parameters on this target have " + "changed. The Linux SCSI layer does not " + "automatically adjust these parameters.\n"); + if (blk_barrier_rq(scmd->request)) /* * barrier requests should always retry on UA @@ -1762,6 +1775,14 @@ int scsi_error_handler(void *data) * what we need to do to get it up and online again (if we can). * If we fail, we end up taking the thing offline. */ + if (scsi_autopm_get_host(shost) != 0) { + SCSI_LOG_ERROR_RECOVERY(1, + printk(KERN_ERR "Error handler scsi_eh_%d " + "unable to autoresume\n", + shost->host_no)); + continue; + } + if (shost->transportt->eh_strategy_handler) shost->transportt->eh_strategy_handler(shost); else @@ -1775,6 +1796,7 @@ int scsi_error_handler(void *data) * which are still online. */ scsi_restart_operations(shost); + scsi_autopm_put_host(shost); set_current_state(TASK_INTERRUPTIBLE); } __set_current_state(TASK_RUNNING); @@ -1872,12 +1894,16 @@ scsi_reset_provider_done_command(struct scsi_cmnd *scmd) int scsi_reset_provider(struct scsi_device *dev, int flag) { - struct scsi_cmnd *scmd = scsi_get_command(dev, GFP_KERNEL); + struct scsi_cmnd *scmd; struct Scsi_Host *shost = dev->host; struct request req; unsigned long flags; int rtn; + if (scsi_autopm_get_host(shost) < 0) + return FAILED; + + scmd = scsi_get_command(dev, GFP_KERNEL); blk_rq_init(NULL, &req); scmd->request = &req; @@ -1934,6 +1960,7 @@ scsi_reset_provider(struct scsi_device *dev, int flag) scsi_run_host_queues(shost); scsi_next_command(scmd); + scsi_autopm_put_host(shost); return rtn; } EXPORT_SYMBOL(scsi_reset_provider); diff --git a/drivers/scsi/scsi_pm.c b/drivers/scsi/scsi_pm.c new file mode 100644 index 000000000000..d70e91ae60af --- /dev/null +++ b/drivers/scsi/scsi_pm.c @@ -0,0 +1,206 @@ +/* + * scsi_pm.c Copyright (C) 2010 Alan Stern + * + * SCSI dynamic Power Management + * Initial version: Alan Stern <stern@rowland.harvard.edu> + */ + +#include <linux/pm_runtime.h> + +#include <scsi/scsi.h> +#include <scsi/scsi_device.h> +#include <scsi/scsi_driver.h> +#include <scsi/scsi_host.h> + +#include "scsi_priv.h" + +static int scsi_dev_type_suspend(struct device *dev, pm_message_t msg) +{ + struct device_driver *drv; + int err; + + err = scsi_device_quiesce(to_scsi_device(dev)); + if (err == 0) { + drv = dev->driver; + if (drv && drv->suspend) + err = drv->suspend(dev, msg); + } + dev_dbg(dev, "scsi suspend: %d\n", err); + return err; +} + +static int scsi_dev_type_resume(struct device *dev) +{ + struct device_driver *drv; + int err = 0; + + drv = dev->driver; + if (drv && drv->resume) + err = drv->resume(dev); + scsi_device_resume(to_scsi_device(dev)); + dev_dbg(dev, "scsi resume: %d\n", err); + return err; +} + +#ifdef CONFIG_PM_SLEEP + +static int scsi_bus_suspend_common(struct device *dev, pm_message_t msg) +{ + int err = 0; + + if (scsi_is_sdev_device(dev)) + err = scsi_dev_type_suspend(dev, msg); + return err; +} + +static int scsi_bus_resume_common(struct device *dev) +{ + int err = 0; + + if (scsi_is_sdev_device(dev)) + err = scsi_dev_type_resume(dev); + + if (err == 0) { + pm_runtime_disable(dev); + pm_runtime_set_active(dev); + pm_runtime_enable(dev); + } + return err; +} + +static int scsi_bus_suspend(struct device *dev) +{ + return scsi_bus_suspend_common(dev, PMSG_SUSPEND); +} + +static int scsi_bus_freeze(struct device *dev) +{ + return scsi_bus_suspend_common(dev, PMSG_FREEZE); +} + +static int scsi_bus_poweroff(struct device *dev) +{ + return scsi_bus_suspend_common(dev, PMSG_HIBERNATE); +} + +#else /* CONFIG_PM_SLEEP */ + +#define scsi_bus_resume_common NULL +#define scsi_bus_suspend NULL +#define scsi_bus_freeze NULL +#define scsi_bus_poweroff NULL + +#endif /* CONFIG_PM_SLEEP */ + +#ifdef CONFIG_PM_RUNTIME + +static int scsi_runtime_suspend(struct device *dev) +{ + int err = 0; + + dev_dbg(dev, "scsi_runtime_suspend\n"); + if (scsi_is_sdev_device(dev)) { + err = scsi_dev_type_suspend(dev, PMSG_AUTO_SUSPEND); + if (err == -EAGAIN) + pm_schedule_suspend(dev, jiffies_to_msecs( + round_jiffies_up_relative(HZ/10))); + } + + /* Insert hooks here for targets, hosts, and transport classes */ + + return err; +} + +static int scsi_runtime_resume(struct device *dev) +{ + int err = 0; + + dev_dbg(dev, "scsi_runtime_resume\n"); + if (scsi_is_sdev_device(dev)) + err = scsi_dev_type_resume(dev); + + /* Insert hooks here for targets, hosts, and transport classes */ + + return err; +} + +static int scsi_runtime_idle(struct device *dev) +{ + int err; + + dev_dbg(dev, "scsi_runtime_idle\n"); + + /* Insert hooks here for targets, hosts, and transport classes */ + + if (scsi_is_sdev_device(dev)) + err = pm_schedule_suspend(dev, 100); + else + err = pm_runtime_suspend(dev); + return err; +} + +int scsi_autopm_get_device(struct scsi_device *sdev) +{ + int err; + + err = pm_runtime_get_sync(&sdev->sdev_gendev); + if (err < 0) + pm_runtime_put_sync(&sdev->sdev_gendev); + else if (err > 0) + err = 0; + return err; +} +EXPORT_SYMBOL_GPL(scsi_autopm_get_device); + +void scsi_autopm_put_device(struct scsi_device *sdev) +{ + pm_runtime_put_sync(&sdev->sdev_gendev); +} +EXPORT_SYMBOL_GPL(scsi_autopm_put_device); + +void scsi_autopm_get_target(struct scsi_target *starget) +{ + pm_runtime_get_sync(&starget->dev); +} + +void scsi_autopm_put_target(struct scsi_target *starget) +{ + pm_runtime_put_sync(&starget->dev); +} + +int scsi_autopm_get_host(struct Scsi_Host *shost) +{ + int err; + + err = pm_runtime_get_sync(&shost->shost_gendev); + if (err < 0) + pm_runtime_put_sync(&shost->shost_gendev); + else if (err > 0) + err = 0; + return err; +} + +void scsi_autopm_put_host(struct Scsi_Host *shost) +{ + pm_runtime_put_sync(&shost->shost_gendev); +} + +#else + +#define scsi_runtime_suspend NULL +#define scsi_runtime_resume NULL +#define scsi_runtime_idle NULL + +#endif /* CONFIG_PM_RUNTIME */ + +const struct dev_pm_ops scsi_bus_pm_ops = { + .suspend = scsi_bus_suspend, + .resume = scsi_bus_resume_common, + .freeze = scsi_bus_freeze, + .thaw = scsi_bus_resume_common, + .poweroff = scsi_bus_poweroff, + .restore = scsi_bus_resume_common, + .runtime_suspend = scsi_runtime_suspend, + .runtime_resume = scsi_runtime_resume, + .runtime_idle = scsi_runtime_idle, +}; diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h index 1fbf7c78bba0..026295e2c539 100644 --- a/drivers/scsi/scsi_priv.h +++ b/drivers/scsi/scsi_priv.h @@ -7,6 +7,7 @@ struct request_queue; struct request; struct scsi_cmnd; struct scsi_device; +struct scsi_target; struct scsi_host_template; struct Scsi_Host; struct scsi_nl_hdr; @@ -144,6 +145,24 @@ static inline void scsi_netlink_init(void) {} static inline void scsi_netlink_exit(void) {} #endif +/* scsi_pm.c */ +#ifdef CONFIG_PM_OPS +extern const struct dev_pm_ops scsi_bus_pm_ops; +#else /* CONFIG_PM_OPS */ +#define scsi_bus_pm_ops (*NULL) +#endif +#ifdef CONFIG_PM_RUNTIME +extern void scsi_autopm_get_target(struct scsi_target *); +extern void scsi_autopm_put_target(struct scsi_target *); +extern int scsi_autopm_get_host(struct Scsi_Host *); +extern void scsi_autopm_put_host(struct Scsi_Host *); +#else +static inline void scsi_autopm_get_target(struct scsi_target *t) {} +static inline void scsi_autopm_put_target(struct scsi_target *t) {} +static inline int scsi_autopm_get_host(struct Scsi_Host *h) { return 0; } +static inline void scsi_autopm_put_host(struct Scsi_Host *h) {} +#endif /* CONFIG_PM_RUNTIME */ + /* * internal scsi timeout functions: for use by mid-layer and transport * classes. diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 1c027a97d8b9..3d0a1e6e9c48 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -1513,14 +1513,18 @@ struct scsi_device *__scsi_add_device(struct Scsi_Host *shost, uint channel, starget = scsi_alloc_target(parent, channel, id); if (!starget) return ERR_PTR(-ENOMEM); + scsi_autopm_get_target(starget); mutex_lock(&shost->scan_mutex); if (!shost->async_scan) scsi_complete_async_scans(); - if (scsi_host_scan_allowed(shost)) + if (scsi_host_scan_allowed(shost) && scsi_autopm_get_host(shost) == 0) { scsi_probe_and_add_lun(starget, lun, NULL, &sdev, 1, hostdata); + scsi_autopm_put_host(shost); + } mutex_unlock(&shost->scan_mutex); + scsi_autopm_put_target(starget); scsi_target_reap(starget); put_device(&starget->dev); @@ -1574,6 +1578,7 @@ static void __scsi_scan_target(struct device *parent, unsigned int channel, starget = scsi_alloc_target(parent, channel, id); if (!starget) return; + scsi_autopm_get_target(starget); if (lun != SCAN_WILD_CARD) { /* @@ -1599,6 +1604,7 @@ static void __scsi_scan_target(struct device *parent, unsigned int channel, } out_reap: + scsi_autopm_put_target(starget); /* now determine if the target has any children at all * and if not, nuke it */ scsi_target_reap(starget); @@ -1633,8 +1639,10 @@ void scsi_scan_target(struct device *parent, unsigned int channel, if (!shost->async_scan) scsi_complete_async_scans(); - if (scsi_host_scan_allowed(shost)) + if (scsi_host_scan_allowed(shost) && scsi_autopm_get_host(shost) == 0) { __scsi_scan_target(parent, channel, id, lun, rescan); + scsi_autopm_put_host(shost); + } mutex_unlock(&shost->scan_mutex); } EXPORT_SYMBOL(scsi_scan_target); @@ -1686,7 +1694,7 @@ int scsi_scan_host_selected(struct Scsi_Host *shost, unsigned int channel, if (!shost->async_scan) scsi_complete_async_scans(); - if (scsi_host_scan_allowed(shost)) { + if (scsi_host_scan_allowed(shost) && scsi_autopm_get_host(shost) == 0) { if (channel == SCAN_WILD_CARD) for (channel = 0; channel <= shost->max_channel; channel++) @@ -1694,6 +1702,7 @@ int scsi_scan_host_selected(struct Scsi_Host *shost, unsigned int channel, rescan); else scsi_scan_channel(shost, channel, id, lun, rescan); + scsi_autopm_put_host(shost); } mutex_unlock(&shost->scan_mutex); @@ -1831,8 +1840,11 @@ static void do_scsi_scan_host(struct Scsi_Host *shost) static int do_scan_async(void *_data) { struct async_scan_data *data = _data; - do_scsi_scan_host(data->shost); + struct Scsi_Host *shost = data->shost; + + do_scsi_scan_host(shost); scsi_finish_async_scan(data); + scsi_autopm_put_host(shost); return 0; } @@ -1847,16 +1859,20 @@ void scsi_scan_host(struct Scsi_Host *shost) if (strncmp(scsi_scan_type, "none", 4) == 0) return; + if (scsi_autopm_get_host(shost) < 0) + return; data = scsi_prep_async_scan(shost); if (!data) { do_scsi_scan_host(shost); + scsi_autopm_put_host(shost); return; } p = kthread_run(do_scan_async, data, "scsi_scan_%d", shost->host_no); if (IS_ERR(p)) do_scan_async(data); + /* scsi_autopm_put_host(shost) is called in do_scan_async() */ } EXPORT_SYMBOL(scsi_scan_host); diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index c23ab978c3ba..562fb3bce261 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -11,6 +11,7 @@ #include <linux/init.h> #include <linux/blkdev.h> #include <linux/device.h> +#include <linux/pm_runtime.h> #include <scsi/scsi.h> #include <scsi/scsi_device.h> @@ -376,57 +377,11 @@ static int scsi_bus_uevent(struct device *dev, struct kobj_uevent_env *env) return 0; } -static int scsi_bus_suspend(struct device * dev, pm_message_t state) -{ - struct device_driver *drv; - struct scsi_device *sdev; - int err; - - if (dev->type != &scsi_dev_type) - return 0; - - drv = dev->driver; - sdev = to_scsi_device(dev); - - err = scsi_device_quiesce(sdev); - if (err) - return err; - - if (drv && drv->suspend) { - err = drv->suspend(dev, state); - if (err) - return err; - } - - return 0; -} - -static int scsi_bus_resume(struct device * dev) -{ - struct device_driver *drv; - struct scsi_device *sdev; - int err = 0; - - if (dev->type != &scsi_dev_type) - return 0; - - drv = dev->driver; - sdev = to_scsi_device(dev); - - if (drv && drv->resume) - err = drv->resume(dev); - - scsi_device_resume(sdev); - - return err; -} - struct bus_type scsi_bus_type = { .name = "scsi", .match = scsi_bus_match, .uevent = scsi_bus_uevent, - .suspend = scsi_bus_suspend, - .resume = scsi_bus_resume, + .pm = &scsi_bus_pm_ops, }; EXPORT_SYMBOL_GPL(scsi_bus_type); @@ -848,8 +803,6 @@ static int scsi_target_add(struct scsi_target *starget) if (starget->state != STARGET_CREATED) return 0; - device_enable_async_suspend(&starget->dev); - error = device_add(&starget->dev); if (error) { dev_err(&starget->dev, "target device_add failed, error %d\n", error); @@ -858,6 +811,10 @@ static int scsi_target_add(struct scsi_target *starget) transport_add_device(&starget->dev); starget->state = STARGET_RUNNING; + pm_runtime_set_active(&starget->dev); + pm_runtime_enable(&starget->dev); + device_enable_async_suspend(&starget->dev); + return 0; } @@ -887,7 +844,20 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) return error; transport_configure_device(&starget->dev); + device_enable_async_suspend(&sdev->sdev_gendev); + scsi_autopm_get_target(starget); + pm_runtime_set_active(&sdev->sdev_gendev); + pm_runtime_forbid(&sdev->sdev_gendev); + pm_runtime_enable(&sdev->sdev_gendev); + scsi_autopm_put_target(starget); + + /* The following call will keep sdev active indefinitely, until + * its driver does a corresponding scsi_autopm_pm_device(). Only + * drivers supporting autosuspend will do this. + */ + scsi_autopm_get_device(sdev); + error = device_add(&sdev->sdev_gendev); if (error) { printk(KERN_INFO "error 1\n"); diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index 1e6d4793542c..e84026def1f4 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -30,8 +30,9 @@ #include <scsi/scsi_transport.h> #include <scsi/scsi_transport_iscsi.h> #include <scsi/iscsi_if.h> +#include <scsi/scsi_cmnd.h> -#define ISCSI_SESSION_ATTRS 22 +#define ISCSI_SESSION_ATTRS 23 #define ISCSI_CONN_ATTRS 13 #define ISCSI_HOST_ATTRS 4 @@ -534,6 +535,37 @@ static void iscsi_scan_session(struct work_struct *work) atomic_dec(&ihost->nr_scans); } +/** + * iscsi_block_scsi_eh - block scsi eh until session state has transistioned + * cmd: scsi cmd passed to scsi eh handler + * + * If the session is down this function will wait for the recovery + * timer to fire or for the session to be logged back in. If the + * recovery timer fires then FAST_IO_FAIL is returned. The caller + * should pass this error value to the scsi eh. + */ +int iscsi_block_scsi_eh(struct scsi_cmnd *cmd) +{ + struct iscsi_cls_session *session = + starget_to_session(scsi_target(cmd->device)); + unsigned long flags; + int ret = 0; + + spin_lock_irqsave(&session->lock, flags); + while (session->state != ISCSI_SESSION_LOGGED_IN) { + if (session->state == ISCSI_SESSION_FREE) { + ret = FAST_IO_FAIL; + break; + } + spin_unlock_irqrestore(&session->lock, flags); + msleep(1000); + spin_lock_irqsave(&session->lock, flags); + } + spin_unlock_irqrestore(&session->lock, flags); + return ret; +} +EXPORT_SYMBOL_GPL(iscsi_block_scsi_eh); + static void session_recovery_timedout(struct work_struct *work) { struct iscsi_cls_session *session = @@ -1763,7 +1795,8 @@ iscsi_session_attr(abort_tmo, ISCSI_PARAM_ABORT_TMO, 0); iscsi_session_attr(lu_reset_tmo, ISCSI_PARAM_LU_RESET_TMO, 0); iscsi_session_attr(tgt_reset_tmo, ISCSI_PARAM_TGT_RESET_TMO, 0); iscsi_session_attr(ifacename, ISCSI_PARAM_IFACE_NAME, 0); -iscsi_session_attr(initiatorname, ISCSI_PARAM_INITIATOR_NAME, 0) +iscsi_session_attr(initiatorname, ISCSI_PARAM_INITIATOR_NAME, 0); +iscsi_session_attr(targetalias, ISCSI_PARAM_TARGET_ALIAS, 0); static ssize_t show_priv_session_state(struct device *dev, struct device_attribute *attr, @@ -1782,14 +1815,42 @@ show_priv_session_##field(struct device *dev, \ { \ struct iscsi_cls_session *session = \ iscsi_dev_to_session(dev->parent); \ + if (session->field == -1) \ + return sprintf(buf, "off\n"); \ return sprintf(buf, format"\n", session->field); \ } -#define iscsi_priv_session_attr(field, format) \ +#define iscsi_priv_session_attr_store(field) \ +static ssize_t \ +store_priv_session_##field(struct device *dev, \ + struct device_attribute *attr, \ + const char *buf, size_t count) \ +{ \ + int val; \ + char *cp; \ + struct iscsi_cls_session *session = \ + iscsi_dev_to_session(dev->parent); \ + if ((session->state == ISCSI_SESSION_FREE) || \ + (session->state == ISCSI_SESSION_FAILED)) \ + return -EBUSY; \ + if (strncmp(buf, "off", 3) == 0) \ + session->field = -1; \ + else { \ + val = simple_strtoul(buf, &cp, 0); \ + if (*cp != '\0' && *cp != '\n') \ + return -EINVAL; \ + session->field = val; \ + } \ + return count; \ +} + +#define iscsi_priv_session_rw_attr(field, format) \ iscsi_priv_session_attr_show(field, format) \ -static ISCSI_CLASS_ATTR(priv_sess, field, S_IRUGO, show_priv_session_##field, \ - NULL) -iscsi_priv_session_attr(recovery_tmo, "%d"); + iscsi_priv_session_attr_store(field) \ +static ISCSI_CLASS_ATTR(priv_sess, field, S_IRUGO | S_IWUGO, \ + show_priv_session_##field, \ + store_priv_session_##field) +iscsi_priv_session_rw_attr(recovery_tmo, "%d"); /* * iSCSI host attrs @@ -1820,6 +1881,11 @@ do { \ count++; \ } while (0) +#define SETUP_PRIV_SESSION_RW_ATTR(field) \ +do { \ + priv->session_attrs[count] = &dev_attr_priv_sess_##field; \ + count++; \ +} while (0) #define SETUP_SESSION_RD_ATTR(field, param_flag) \ do { \ @@ -2006,7 +2072,8 @@ iscsi_register_transport(struct iscsi_transport *tt) SETUP_SESSION_RD_ATTR(tgt_reset_tmo,ISCSI_TGT_RESET_TMO); SETUP_SESSION_RD_ATTR(ifacename, ISCSI_IFACE_NAME); SETUP_SESSION_RD_ATTR(initiatorname, ISCSI_INITIATOR_NAME); - SETUP_PRIV_SESSION_RD_ATTR(recovery_tmo); + SETUP_SESSION_RD_ATTR(targetalias, ISCSI_TARGET_ALIAS); + SETUP_PRIV_SESSION_RW_ATTR(recovery_tmo); SETUP_PRIV_SESSION_RD_ATTR(state); BUG_ON(count > ISCSI_SESSION_ATTRS); diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 8802e48bc063..cc8a1d1d915a 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -759,6 +759,10 @@ static int sd_open(struct block_device *bdev, fmode_t mode) sdev = sdkp->device; + retval = scsi_autopm_get_device(sdev); + if (retval) + goto error_autopm; + /* * If the device is in error recovery, wait until it is done. * If the device is offline, then disallow any access to it. @@ -803,6 +807,8 @@ static int sd_open(struct block_device *bdev, fmode_t mode) return 0; error_out: + scsi_autopm_put_device(sdev); +error_autopm: scsi_disk_put(sdkp); return retval; } @@ -834,6 +840,8 @@ static int sd_release(struct gendisk *disk, fmode_t mode) * XXX and what if there are packets in flight and this close() * XXX is followed by a "rmmod sd_mod"? */ + + scsi_autopm_put_device(sdev); scsi_disk_put(sdkp); return 0; } @@ -2232,7 +2240,6 @@ static void sd_probe_async(void *data, async_cookie_t cookie) if (sdp->removable) gd->flags |= GENHD_FL_REMOVABLE; - dev_set_drvdata(dev, sdkp); add_disk(gd); sd_dif_config_host(sdkp); @@ -2240,6 +2247,7 @@ static void sd_probe_async(void *data, async_cookie_t cookie) sd_printk(KERN_NOTICE, sdkp, "Attached SCSI %sdisk\n", sdp->removable ? "removable " : ""); + scsi_autopm_put_device(sdp); put_device(&sdkp->dev); } @@ -2317,14 +2325,15 @@ static int sd_probe(struct device *dev) } device_initialize(&sdkp->dev); - sdkp->dev.parent = &sdp->sdev_gendev; + sdkp->dev.parent = dev; sdkp->dev.class = &sd_disk_class; - dev_set_name(&sdkp->dev, dev_name(&sdp->sdev_gendev)); + dev_set_name(&sdkp->dev, dev_name(dev)); if (device_add(&sdkp->dev)) goto out_free_index; - get_device(&sdp->sdev_gendev); + get_device(dev); + dev_set_drvdata(dev, sdkp); get_device(&sdkp->dev); /* prevent release before async_schedule */ async_schedule(sd_probe_async, sdkp); @@ -2358,8 +2367,10 @@ static int sd_remove(struct device *dev) { struct scsi_disk *sdkp; - async_synchronize_full(); sdkp = dev_get_drvdata(dev); + scsi_autopm_get_device(sdkp->device); + + async_synchronize_full(); blk_queue_prep_rq(sdkp->device->request_queue, scsi_prep_fn); device_del(&sdkp->dev); del_gendisk(sdkp->disk); diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index ef752b248c4d..2968c6b83ddb 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -245,6 +245,10 @@ sg_open(struct inode *inode, struct file *filp) if (retval) goto sg_put; + retval = scsi_autopm_get_device(sdp->device); + if (retval) + goto sdp_put; + if (!((flags & O_NONBLOCK) || scsi_block_when_processing_errors(sdp->device))) { retval = -ENXIO; @@ -302,8 +306,11 @@ sg_open(struct inode *inode, struct file *filp) } retval = 0; error_out: - if (retval) + if (retval) { + scsi_autopm_put_device(sdp->device); +sdp_put: scsi_device_put(sdp->device); + } sg_put: if (sdp) sg_put_dev(sdp); @@ -327,6 +334,7 @@ sg_release(struct inode *inode, struct file *filp) sdp->exclude = 0; wake_up_interruptible(&sdp->o_excl_wait); + scsi_autopm_put_device(sdp->device); kref_put(&sfp->f_ref, sg_remove_sfp); return 0; } @@ -729,6 +737,8 @@ sg_common_write(Sg_fd * sfp, Sg_request * srp, return k; /* probably out of space --> ENOMEM */ } if (sdp->detached) { + if (srp->bio) + blk_end_request_all(srp->rq, -EIO); sg_finish_rem_req(srp); return -ENODEV; } |