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path: root/drivers/scsi/fnic/fnic_main.c
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Diffstat (limited to 'drivers/scsi/fnic/fnic_main.c')
-rw-r--r--drivers/scsi/fnic/fnic_main.c104
1 files changed, 58 insertions, 46 deletions
diff --git a/drivers/scsi/fnic/fnic_main.c b/drivers/scsi/fnic/fnic_main.c
index 71c7bbe26d05..fe1b1031f7ab 100644
--- a/drivers/scsi/fnic/fnic_main.c
+++ b/drivers/scsi/fnic/fnic_main.c
@@ -25,6 +25,8 @@
#include <linux/interrupt.h>
#include <linux/spinlock.h>
#include <linux/workqueue.h>
+#include <linux/if_ether.h>
+#include <scsi/fc/fc_fip.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport.h>
#include <scsi/scsi_transport_fc.h>
@@ -68,6 +70,7 @@ MODULE_PARM_DESC(fnic_log_level, "bit mask of fnic logging levels");
static struct libfc_function_template fnic_transport_template = {
.frame_send = fnic_send,
+ .lport_set_port_id = fnic_set_port_id,
.fcp_abort_io = fnic_empty_scsi_cleanup,
.fcp_cleanup = fnic_empty_scsi_cleanup,
.exch_mgr_reset = fnic_exch_mgr_reset
@@ -140,6 +143,7 @@ static struct fc_function_template fnic_fc_functions = {
.get_fc_host_stats = fnic_get_stats,
.dd_fcrport_size = sizeof(struct fc_rport_libfc_priv),
.terminate_rport_io = fnic_terminate_rport_io,
+ .bsg_request = fc_lport_bsg_request,
};
static void fnic_get_host_speed(struct Scsi_Host *shost)
@@ -324,9 +328,6 @@ static int fnic_cleanup(struct fnic *fnic)
{
unsigned int i;
int err;
- unsigned long flags;
- struct fc_frame *flogi = NULL;
- struct fc_frame *flogi_resp = NULL;
vnic_dev_disable(fnic->vdev);
for (i = 0; i < fnic->intr_count; i++)
@@ -367,24 +368,6 @@ static int fnic_cleanup(struct fnic *fnic)
for (i = 0; i < fnic->intr_count; i++)
vnic_intr_clean(&fnic->intr[i]);
- /*
- * Remove cached flogi and flogi resp frames if any
- * These frames are not in any queue, and therefore queue
- * cleanup does not clean them. So clean them explicitly
- */
- spin_lock_irqsave(&fnic->fnic_lock, flags);
- flogi = fnic->flogi;
- fnic->flogi = NULL;
- flogi_resp = fnic->flogi_resp;
- fnic->flogi_resp = NULL;
- spin_unlock_irqrestore(&fnic->fnic_lock, flags);
-
- if (flogi)
- dev_kfree_skb(fp_skb(flogi));
-
- if (flogi_resp)
- dev_kfree_skb(fp_skb(flogi_resp));
-
mempool_destroy(fnic->io_req_pool);
for (i = 0; i < FNIC_SGL_NUM_CACHES; i++)
mempool_destroy(fnic->io_sgl_pool[i]);
@@ -409,6 +392,17 @@ static void *fnic_alloc_slab_dma(gfp_t gfp_mask, void *pool_data)
return kmem_cache_alloc(mem, gfp_mask | GFP_ATOMIC | GFP_DMA);
}
+/**
+ * fnic_get_mac() - get assigned data MAC address for FIP code.
+ * @lport: local port.
+ */
+static u8 *fnic_get_mac(struct fc_lport *lport)
+{
+ struct fnic *fnic = lport_priv(lport);
+
+ return fnic->data_src_addr;
+}
+
static int __devinit fnic_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
@@ -424,17 +418,16 @@ static int __devinit fnic_probe(struct pci_dev *pdev,
* Allocate SCSI Host and set up association between host,
* local port, and fnic
*/
- host = scsi_host_alloc(&fnic_host_template,
- sizeof(struct fc_lport) + sizeof(struct fnic));
- if (!host) {
- printk(KERN_ERR PFX "Unable to alloc SCSI host\n");
+ lp = libfc_host_alloc(&fnic_host_template, sizeof(struct fnic));
+ if (!lp) {
+ printk(KERN_ERR PFX "Unable to alloc libfc local port\n");
err = -ENOMEM;
goto err_out;
}
- lp = shost_priv(host);
- lp->host = host;
+ host = lp->host;
fnic = lport_priv(lp);
fnic->lport = lp;
+ fnic->ctlr.lp = lp;
snprintf(fnic->name, sizeof(fnic->name) - 1, "%s%d", DRV_NAME,
host->host_no);
@@ -543,12 +536,14 @@ static int __devinit fnic_probe(struct pci_dev *pdev,
goto err_out_dev_close;
}
- err = vnic_dev_mac_addr(fnic->vdev, fnic->mac_addr);
+ err = vnic_dev_mac_addr(fnic->vdev, fnic->ctlr.ctl_src_addr);
if (err) {
shost_printk(KERN_ERR, fnic->lport->host,
"vNIC get MAC addr failed \n");
goto err_out_dev_close;
}
+ /* set data_src for point-to-point mode and to keep it non-zero */
+ memcpy(fnic->data_src_addr, fnic->ctlr.ctl_src_addr, ETH_ALEN);
/* Get vNIC configuration */
err = fnic_get_vnic_config(fnic);
@@ -560,6 +555,7 @@ static int __devinit fnic_probe(struct pci_dev *pdev,
}
host->max_lun = fnic->config.luns_per_tgt;
host->max_id = FNIC_MAX_FCP_TARGET;
+ host->max_cmd_len = FNIC_MAX_CMD_LEN;
fnic_get_res_counts(fnic);
@@ -571,19 +567,12 @@ static int __devinit fnic_probe(struct pci_dev *pdev,
goto err_out_dev_close;
}
- err = fnic_request_intr(fnic);
- if (err) {
- shost_printk(KERN_ERR, fnic->lport->host,
- "Unable to request irq.\n");
- goto err_out_clear_intr;
- }
-
err = fnic_alloc_vnic_resources(fnic);
if (err) {
shost_printk(KERN_ERR, fnic->lport->host,
"Failed to alloc vNIC resources, "
"aborting.\n");
- goto err_out_free_intr;
+ goto err_out_clear_intr;
}
@@ -623,9 +612,21 @@ static int __devinit fnic_probe(struct pci_dev *pdev,
fnic->vlan_hw_insert = 1;
fnic->vlan_id = 0;
- fnic->flogi_oxid = FC_XID_UNKNOWN;
- fnic->flogi = NULL;
- fnic->flogi_resp = NULL;
+ /* Initialize the FIP fcoe_ctrl struct */
+ 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");
+ vnic_dev_add_addr(fnic->vdev, FIP_ALL_ENODE_MACS);
+ vnic_dev_add_addr(fnic->vdev, fnic->ctlr.ctl_src_addr);
+ } else {
+ shost_printk(KERN_INFO, fnic->lport->host,
+ "firmware uses non-FIP mode\n");
+ fnic->ctlr.mode = FIP_ST_NON_FIP;
+ }
fnic->state = FNIC_IN_FC_MODE;
/* Enable hardware stripping of vlan header on ingress */
@@ -716,6 +717,7 @@ static int __devinit fnic_probe(struct pci_dev *pdev,
INIT_WORK(&fnic->link_work, fnic_handle_link);
INIT_WORK(&fnic->frame_work, fnic_handle_frame);
skb_queue_head_init(&fnic->frame_queue);
+ skb_queue_head_init(&fnic->tx_queue);
/* Enable all queues */
for (i = 0; i < fnic->raw_wq_count; i++)
@@ -728,6 +730,14 @@ static int __devinit fnic_probe(struct pci_dev *pdev,
fc_fabric_login(lp);
vnic_dev_enable(fnic->vdev);
+
+ err = fnic_request_intr(fnic);
+ if (err) {
+ shost_printk(KERN_ERR, fnic->lport->host,
+ "Unable to request irq.\n");
+ goto err_out_free_exch_mgr;
+ }
+
for (i = 0; i < fnic->intr_count; i++)
vnic_intr_unmask(&fnic->intr[i]);
@@ -738,8 +748,8 @@ static int __devinit fnic_probe(struct pci_dev *pdev,
err_out_free_exch_mgr:
fc_exch_mgr_free(lp);
err_out_remove_scsi_host:
- fc_remove_host(fnic->lport->host);
- scsi_remove_host(fnic->lport->host);
+ fc_remove_host(lp->host);
+ scsi_remove_host(lp->host);
err_out_free_rq_buf:
for (i = 0; i < fnic->rq_count; i++)
vnic_rq_clean(&fnic->rq[i], fnic_free_rq_buf);
@@ -752,8 +762,6 @@ err_out_free_ioreq_pool:
mempool_destroy(fnic->io_req_pool);
err_out_free_resources:
fnic_free_vnic_resources(fnic);
-err_out_free_intr:
- fnic_free_intr(fnic);
err_out_clear_intr:
fnic_clear_intr_mode(fnic);
err_out_dev_close:
@@ -775,6 +783,7 @@ err_out:
static void __devexit fnic_remove(struct pci_dev *pdev)
{
struct fnic *fnic = pci_get_drvdata(pdev);
+ struct fc_lport *lp = fnic->lport;
unsigned long flags;
/*
@@ -796,6 +805,7 @@ static void __devexit fnic_remove(struct pci_dev *pdev)
*/
flush_workqueue(fnic_event_queue);
skb_queue_purge(&fnic->frame_queue);
+ skb_queue_purge(&fnic->tx_queue);
/*
* Log off the fabric. This stops all remote ports, dns port,
@@ -808,7 +818,8 @@ static void __devexit fnic_remove(struct pci_dev *pdev)
fnic->in_remove = 1;
spin_unlock_irqrestore(&fnic->fnic_lock, flags);
- fc_lport_destroy(fnic->lport);
+ fcoe_ctlr_destroy(&fnic->ctlr);
+ fc_lport_destroy(lp);
/*
* This stops the fnic device, masks all interrupts. Completed
@@ -818,6 +829,7 @@ static void __devexit fnic_remove(struct pci_dev *pdev)
fnic_cleanup(fnic);
BUG_ON(!skb_queue_empty(&fnic->frame_queue));
+ BUG_ON(!skb_queue_empty(&fnic->tx_queue));
spin_lock_irqsave(&fnic_list_lock, flags);
list_del(&fnic->list);
@@ -827,8 +839,8 @@ static void __devexit fnic_remove(struct pci_dev *pdev)
scsi_remove_host(fnic->lport->host);
fc_exch_mgr_free(fnic->lport);
vnic_dev_notify_unset(fnic->vdev);
- fnic_free_vnic_resources(fnic);
fnic_free_intr(fnic);
+ fnic_free_vnic_resources(fnic);
fnic_clear_intr_mode(fnic);
vnic_dev_close(fnic->vdev);
vnic_dev_unregister(fnic->vdev);
@@ -836,7 +848,7 @@ static void __devexit fnic_remove(struct pci_dev *pdev)
pci_release_regions(pdev);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
- scsi_host_put(fnic->lport->host);
+ scsi_host_put(lp->host);
}
static struct pci_driver fnic_driver = {
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-18 06:59:20 +0000