diff options
Diffstat (limited to 'drivers')
629 files changed, 11299 insertions, 13826 deletions
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c index 6d5bf649196d..00d2efd674df 100644 --- a/drivers/acpi/ac.c +++ b/drivers/acpi/ac.c @@ -194,7 +194,7 @@ static int acpi_ac_seq_show(struct seq_file *seq, void *offset) static int acpi_ac_open_fs(struct inode *inode, struct file *file) { - return single_open(file, acpi_ac_seq_show, PDE(inode)->data); + return single_open(file, acpi_ac_seq_show, PDE_DATA(inode)); } static int acpi_ac_add_fs(struct acpi_device *device) diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index c5cd5b5513e6..169ced7e540d 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -929,7 +929,7 @@ static int acpi_battery_read_##_name(struct seq_file *seq, void *offset) \ } \ static int acpi_battery_##_name##_open_fs(struct inode *inode, struct file *file) \ { \ - return single_open(file, acpi_battery_read_##_name, PDE(inode)->data); \ + return single_open(file, acpi_battery_read_##_name, PDE_DATA(inode)); \ } DECLARE_FILE_FUNCTIONS(info); diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 86c7d5445c38..5d57cd513f4f 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -128,7 +128,7 @@ static int acpi_button_state_seq_show(struct seq_file *seq, void *offset) static int acpi_button_state_open_fs(struct inode *inode, struct file *file) { - return single_open(file, acpi_button_state_seq_show, PDE(inode)->data); + return single_open(file, acpi_button_state_seq_show, PDE_DATA(inode)); } static const struct file_operations acpi_button_state_fops = { diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c index ef6f155469b5..40a84cc6740c 100644 --- a/drivers/acpi/glue.c +++ b/drivers/acpi/glue.c @@ -36,12 +36,11 @@ int register_acpi_bus_type(struct acpi_bus_type *type) { if (acpi_disabled) return -ENODEV; - if (type && type->bus && type->find_device) { + if (type && type->match && type->find_device) { down_write(&bus_type_sem); list_add_tail(&type->list, &bus_type_list); up_write(&bus_type_sem); - printk(KERN_INFO PREFIX "bus type %s registered\n", - type->bus->name); + printk(KERN_INFO PREFIX "bus type %s registered\n", type->name); return 0; } return -ENODEV; @@ -56,24 +55,21 @@ int unregister_acpi_bus_type(struct acpi_bus_type *type) down_write(&bus_type_sem); list_del_init(&type->list); up_write(&bus_type_sem); - printk(KERN_INFO PREFIX "ACPI bus type %s unregistered\n", - type->bus->name); + printk(KERN_INFO PREFIX "bus type %s unregistered\n", + type->name); return 0; } return -ENODEV; } EXPORT_SYMBOL_GPL(unregister_acpi_bus_type); -static struct acpi_bus_type *acpi_get_bus_type(struct bus_type *type) +static struct acpi_bus_type *acpi_get_bus_type(struct device *dev) { struct acpi_bus_type *tmp, *ret = NULL; - if (!type) - return NULL; - down_read(&bus_type_sem); list_for_each_entry(tmp, &bus_type_list, list) { - if (tmp->bus == type) { + if (tmp->match(dev)) { ret = tmp; break; } @@ -82,22 +78,6 @@ static struct acpi_bus_type *acpi_get_bus_type(struct bus_type *type) return ret; } -static int acpi_find_bridge_device(struct device *dev, acpi_handle * handle) -{ - struct acpi_bus_type *tmp; - int ret = -ENODEV; - - down_read(&bus_type_sem); - list_for_each_entry(tmp, &bus_type_list, list) { - if (tmp->find_bridge && !tmp->find_bridge(dev, handle)) { - ret = 0; - break; - } - } - up_read(&bus_type_sem); - return ret; -} - static acpi_status do_acpi_find_child(acpi_handle handle, u32 lvl_not_used, void *addr_p, void **ret_p) { @@ -261,29 +241,12 @@ err: static int acpi_platform_notify(struct device *dev) { - struct acpi_bus_type *type; + struct acpi_bus_type *type = acpi_get_bus_type(dev); acpi_handle handle; int ret; ret = acpi_bind_one(dev, NULL); - if (ret && (!dev->bus || !dev->parent)) { - /* bridge devices genernally haven't bus or parent */ - ret = acpi_find_bridge_device(dev, &handle); - if (!ret) { - ret = acpi_bind_one(dev, handle); - if (ret) - goto out; - } - } - - type = acpi_get_bus_type(dev->bus); - if (ret) { - if (!type || !type->find_device) { - DBG("No ACPI bus support for %s\n", dev_name(dev)); - ret = -EINVAL; - goto out; - } - + if (ret && type) { ret = type->find_device(dev, &handle); if (ret) { DBG("Unable to get handle for %s\n", dev_name(dev)); @@ -316,7 +279,7 @@ static int acpi_platform_notify_remove(struct device *dev) { struct acpi_bus_type *type; - type = acpi_get_bus_type(dev->bus); + type = acpi_get_bus_type(dev); if (type && type->cleanup) type->cleanup(dev); diff --git a/drivers/acpi/proc.c b/drivers/acpi/proc.c index 52ce76725c20..aa1227a7e3f2 100644 --- a/drivers/acpi/proc.c +++ b/drivers/acpi/proc.c @@ -120,7 +120,7 @@ static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset) static int acpi_system_alarm_open_fs(struct inode *inode, struct file *file) { - return single_open(file, acpi_system_alarm_seq_show, PDE(inode)->data); + return single_open(file, acpi_system_alarm_seq_show, PDE_DATA(inode)); } static int get_date_field(char **p, u32 * value) @@ -397,7 +397,7 @@ static int acpi_system_wakeup_device_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_system_wakeup_device_seq_show, - PDE(inode)->data); + PDE_DATA(inode)); } static const struct file_operations acpi_system_wakeup_device_fops = { diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index eff722278ff5..164d49569aeb 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -158,8 +158,7 @@ static int map_mat_entry(acpi_handle handle, int type, u32 acpi_id) } exit: - if (buffer.pointer) - kfree(buffer.pointer); + kfree(buffer.pointer); return apic_id; } diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c index df34bd04ae62..bec717ffd25f 100644 --- a/drivers/acpi/processor_driver.c +++ b/drivers/acpi/processor_driver.c @@ -559,7 +559,7 @@ static int __cpuinit acpi_processor_add(struct acpi_device *device) return 0; #endif - BUG_ON((pr->id >= nr_cpu_ids) || (pr->id < 0)); + BUG_ON(pr->id >= nr_cpu_ids); /* * Buggy BIOS check diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index 53e7ac9403a7..e854582f29a6 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -465,7 +465,7 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr) return result; } -static int acpi_processor_get_performance_info(struct acpi_processor *pr) +int acpi_processor_get_performance_info(struct acpi_processor *pr) { int result = 0; acpi_status status = AE_OK; @@ -509,7 +509,7 @@ static int acpi_processor_get_performance_info(struct acpi_processor *pr) #endif return result; } - +EXPORT_SYMBOL_GPL(acpi_processor_get_performance_info); int acpi_processor_notify_smm(struct module *calling_module) { acpi_status status; diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c index e523245643ac..b6241eeb1132 100644 --- a/drivers/acpi/sbs.c +++ b/drivers/acpi/sbs.c @@ -521,19 +521,6 @@ acpi_sbs_add_fs(struct proc_dir_entry **dir, return 0; } -static void -acpi_sbs_remove_fs(struct proc_dir_entry **dir, - struct proc_dir_entry *parent_dir) -{ - if (*dir) { - remove_proc_entry(ACPI_SBS_FILE_INFO, *dir); - remove_proc_entry(ACPI_SBS_FILE_STATE, *dir); - remove_proc_entry(ACPI_SBS_FILE_ALARM, *dir); - remove_proc_entry((*dir)->name, parent_dir); - *dir = NULL; - } -} - /* Smart Battery Interface */ static struct proc_dir_entry *acpi_battery_dir = NULL; @@ -584,7 +571,7 @@ static int acpi_battery_read_info(struct seq_file *seq, void *offset) static int acpi_battery_info_open_fs(struct inode *inode, struct file *file) { - return single_open(file, acpi_battery_read_info, PDE(inode)->data); + return single_open(file, acpi_battery_read_info, PDE_DATA(inode)); } static int acpi_battery_read_state(struct seq_file *seq, void *offset) @@ -623,7 +610,7 @@ static int acpi_battery_read_state(struct seq_file *seq, void *offset) static int acpi_battery_state_open_fs(struct inode *inode, struct file *file) { - return single_open(file, acpi_battery_read_state, PDE(inode)->data); + return single_open(file, acpi_battery_read_state, PDE_DATA(inode)); } static int acpi_battery_read_alarm(struct seq_file *seq, void *offset) @@ -688,7 +675,7 @@ acpi_battery_write_alarm(struct file *file, const char __user * buffer, static int acpi_battery_alarm_open_fs(struct inode *inode, struct file *file) { - return single_open(file, acpi_battery_read_alarm, PDE(inode)->data); + return single_open(file, acpi_battery_read_alarm, PDE_DATA(inode)); } static const struct file_operations acpi_battery_info_fops = { @@ -736,7 +723,7 @@ static int acpi_ac_read_state(struct seq_file *seq, void *offset) static int acpi_ac_state_open_fs(struct inode *inode, struct file *file) { - return single_open(file, acpi_ac_read_state, PDE(inode)->data); + return single_open(file, acpi_ac_read_state, PDE_DATA(inode)); } static const struct file_operations acpi_ac_state_fops = { @@ -836,8 +823,8 @@ static void acpi_battery_remove(struct acpi_sbs *sbs, int id) power_supply_unregister(&battery->bat); } #ifdef CONFIG_ACPI_PROCFS_POWER - if (battery->proc_entry) - acpi_sbs_remove_fs(&battery->proc_entry, acpi_battery_dir); + proc_remove(battery->proc_entry); + battery->proc_entry = NULL; #endif } @@ -873,8 +860,8 @@ static void acpi_charger_remove(struct acpi_sbs *sbs) if (sbs->charger.dev) power_supply_unregister(&sbs->charger); #ifdef CONFIG_ACPI_PROCFS_POWER - if (sbs->charger_entry) - acpi_sbs_remove_fs(&sbs->charger_entry, acpi_ac_dir); + proc_remove(sbs->charger_entry); + sbs->charger_entry = NULL; #endif } diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 6d3a06a629a1..24213033fbae 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -599,7 +599,6 @@ static void acpi_sleep_suspend_setup(void) status = acpi_get_sleep_type_data(i, &type_a, &type_b); if (ACPI_SUCCESS(status)) { sleep_states[i] = 1; - pr_cont(" S%d", i); } } @@ -742,7 +741,6 @@ static void acpi_sleep_hibernate_setup(void) hibernation_set_ops(old_suspend_ordering ? &acpi_hibernation_ops_old : &acpi_hibernation_ops); sleep_states[ACPI_STATE_S4] = 1; - pr_cont(KERN_CONT " S4"); if (nosigcheck) return; @@ -788,6 +786,9 @@ int __init acpi_sleep_init(void) { acpi_status status; u8 type_a, type_b; + char supported[ACPI_S_STATE_COUNT * 3 + 1]; + char *pos = supported; + int i; if (acpi_disabled) return 0; @@ -795,7 +796,6 @@ int __init acpi_sleep_init(void) acpi_sleep_dmi_check(); sleep_states[ACPI_STATE_S0] = 1; - pr_info(PREFIX "(supports S0"); acpi_sleep_suspend_setup(); acpi_sleep_hibernate_setup(); @@ -803,11 +803,17 @@ int __init acpi_sleep_init(void) status = acpi_get_sleep_type_data(ACPI_STATE_S5, &type_a, &type_b); if (ACPI_SUCCESS(status)) { sleep_states[ACPI_STATE_S5] = 1; - pr_cont(" S5"); pm_power_off_prepare = acpi_power_off_prepare; pm_power_off = acpi_power_off; } - pr_cont(")\n"); + + supported[0] = 0; + for (i = 0; i < ACPI_S_STATE_COUNT; i++) { + if (sleep_states[i]) + pos += sprintf(pos, " S%d", i); + } + pr_info(PREFIX "(supports%s)\n", supported); + /* * Register the tts_notifier to reboot notifier list so that the _TTS * object can also be evaluated when the system enters S5. diff --git a/drivers/amba/tegra-ahb.c b/drivers/amba/tegra-ahb.c index 093c43554963..1f44e56cc65d 100644 --- a/drivers/amba/tegra-ahb.c +++ b/drivers/amba/tegra-ahb.c @@ -158,7 +158,7 @@ int tegra_ahb_enable_smmu(struct device_node *dn) EXPORT_SYMBOL(tegra_ahb_enable_smmu); #endif -#ifdef CONFIG_PM_SLEEP +#ifdef CONFIG_PM static int tegra_ahb_suspend(struct device *dev) { int i; diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig index 3e751b74615e..a5a3ebcbdd2c 100644 --- a/drivers/ata/Kconfig +++ b/drivers/ata/Kconfig @@ -59,15 +59,16 @@ config ATA_ACPI option libata.noacpi=1 config SATA_ZPODD - bool "SATA Zero Power ODD Support" + bool "SATA Zero Power Optical Disc Drive (ZPODD) support" depends on ATA_ACPI default n help - This option adds support for SATA ZPODD. It requires both - ODD and the platform support, and if enabled, will automatically - power on/off the ODD when certain condition is satisfied. This - does not impact user's experience of the ODD, only power is saved - when ODD is not in use(i.e. no disc inside). + This option adds support for SATA Zero Power Optical Disc + Drive (ZPODD). It requires both the ODD and the platform + support, and if enabled, will automatically power on/off the + ODD when certain condition is satisfied. This does not impact + end user's experience of the ODD, only power is saved when + the ODD is not in use (i.e. no disc inside). If unsure, say N. diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index a99112cfd8b1..6a67b07de494 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -281,6 +281,8 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x1f37), board_ahci }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f3e), board_ahci }, /* Avoton RAID */ { PCI_VDEVICE(INTEL, 0x1f3f), board_ahci }, /* Avoton RAID */ + { PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Wellsburg RAID */ + { PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x8d02), board_ahci }, /* Wellsburg AHCI */ { PCI_VDEVICE(INTEL, 0x8d04), board_ahci }, /* Wellsburg RAID */ { PCI_VDEVICE(INTEL, 0x8d06), board_ahci }, /* Wellsburg RAID */ diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index d2ba439cfe54..ffdd32d22602 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -1547,6 +1547,10 @@ static bool piix_broken_system_poweroff(struct pci_dev *pdev) static int prefer_ms_hyperv = 1; module_param(prefer_ms_hyperv, int, 0); +MODULE_PARM_DESC(prefer_ms_hyperv, + "Prefer Hyper-V paravirtualization drivers instead of ATA, " + "0 - Use ATA drivers, " + "1 (Default) - Use the paravirtualization drivers."); static void piix_ignore_devices_quirk(struct ata_host *host) { diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c index 0ea1018280bd..8a52dab412e2 100644 --- a/drivers/ata/libata-acpi.c +++ b/drivers/ata/libata-acpi.c @@ -1027,7 +1027,7 @@ static void ata_acpi_register_power_resource(struct ata_device *dev) handle = ata_dev_acpi_handle(dev); if (handle) - acpi_dev_pm_remove_dependent(handle, &sdev->sdev_gendev); + acpi_dev_pm_add_dependent(handle, &sdev->sdev_gendev); } static void ata_acpi_unregister_power_resource(struct ata_device *dev) @@ -1144,13 +1144,8 @@ static int ata_acpi_find_device(struct device *dev, acpi_handle *handle) return -ENODEV; } -static int ata_acpi_find_dummy(struct device *dev, acpi_handle *handle) -{ - return -ENODEV; -} - static struct acpi_bus_type ata_acpi_bus = { - .find_bridge = ata_acpi_find_dummy, + .name = "ATA", .find_device = ata_acpi_find_device, }; diff --git a/drivers/ata/pata_samsung_cf.c b/drivers/ata/pata_samsung_cf.c index 70b0e01372b3..6ef27e98c508 100644 --- a/drivers/ata/pata_samsung_cf.c +++ b/drivers/ata/pata_samsung_cf.c @@ -661,18 +661,7 @@ static struct platform_driver pata_s3c_driver = { }, }; -static int __init pata_s3c_init(void) -{ - return platform_driver_probe(&pata_s3c_driver, pata_s3c_probe); -} - -static void __exit pata_s3c_exit(void) -{ - platform_driver_unregister(&pata_s3c_driver); -} - -module_init(pata_s3c_init); -module_exit(pata_s3c_exit); +module_platform_driver_probe(pata_s3c_driver, pata_s3c_probe); MODULE_AUTHOR("Abhilash Kesavan, <a.kesavan@samsung.com>"); MODULE_DESCRIPTION("low-level driver for Samsung PATA controller"); diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c index 124b2c1d9c0b..608f82fed632 100644 --- a/drivers/ata/sata_fsl.c +++ b/drivers/ata/sata_fsl.c @@ -1511,8 +1511,7 @@ error_exit_with_cleanup: if (hcr_base) iounmap(hcr_base); - if (host_priv) - kfree(host_priv); + kfree(host_priv); return retval; } diff --git a/drivers/ata/sata_svw.c b/drivers/ata/sata_svw.c index 08608de87e4e..dc4f70179e7d 100644 --- a/drivers/ata/sata_svw.c +++ b/drivers/ata/sata_svw.c @@ -322,23 +322,11 @@ static u8 k2_stat_check_status(struct ata_port *ap) } #ifdef CONFIG_PPC_OF -/* - * k2_sata_proc_info - * inout : decides on the direction of the dataflow and the meaning of the - * variables - * buffer: If inout==FALSE data is being written to it else read from it - * *start: If inout==FALSE start of the valid data in the buffer - * offset: If inout==FALSE offset from the beginning of the imaginary file - * from which we start writing into the buffer - * length: If inout==FALSE max number of bytes to be written into the buffer - * else number of bytes in the buffer - */ -static int k2_sata_proc_info(struct Scsi_Host *shost, char *page, char **start, - off_t offset, int count, int inout) +static int k2_sata_show_info(struct seq_file *m, struct Scsi_Host *shost) { struct ata_port *ap; struct device_node *np; - int len, index; + int index; /* Find the ata_port */ ap = ata_shost_to_port(shost); @@ -356,15 +344,12 @@ static int k2_sata_proc_info(struct Scsi_Host *shost, char *page, char **start, const u32 *reg = of_get_property(np, "reg", NULL); if (!reg) continue; - if (index == *reg) + if (index == *reg) { + seq_printf(m, "devspec: %s\n", np->full_name); break; + } } - if (np == NULL) - return 0; - - len = sprintf(page, "devspec: %s\n", np->full_name); - - return len; + return 0; } #endif /* CONFIG_PPC_OF */ @@ -372,7 +357,7 @@ static int k2_sata_proc_info(struct Scsi_Host *shost, char *page, char **start, static struct scsi_host_template k2_sata_sht = { ATA_BMDMA_SHT(DRV_NAME), #ifdef CONFIG_PPC_OF - .proc_info = k2_sata_proc_info, + .show_info = k2_sata_show_info, #endif }; diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 2b7f77d3fcb0..15beb500a4e4 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -99,7 +99,6 @@ void device_pm_add(struct device *dev) dev_warn(dev, "parent %s should not be sleeping\n", dev_name(dev->parent)); list_add_tail(&dev->power.entry, &dpm_list); - dev_pm_qos_constraints_init(dev); mutex_unlock(&dpm_list_mtx); } @@ -113,7 +112,6 @@ void device_pm_remove(struct device *dev) dev->bus ? dev->bus->name : "No Bus", dev_name(dev)); complete_all(&dev->power.completion); mutex_lock(&dpm_list_mtx); - dev_pm_qos_constraints_destroy(dev); list_del_init(&dev->power.entry); mutex_unlock(&dpm_list_mtx); device_wakeup_disable(dev); diff --git a/drivers/base/power/power.h b/drivers/base/power/power.h index b16686a0a5a2..cfc3226ec492 100644 --- a/drivers/base/power/power.h +++ b/drivers/base/power/power.h @@ -4,7 +4,7 @@ static inline void device_pm_init_common(struct device *dev) { if (!dev->power.early_init) { spin_lock_init(&dev->power.lock); - dev->power.power_state = PMSG_INVALID; + dev->power.qos = NULL; dev->power.early_init = true; } } @@ -56,14 +56,10 @@ extern void device_pm_move_last(struct device *); static inline void device_pm_sleep_init(struct device *dev) {} -static inline void device_pm_add(struct device *dev) -{ - dev_pm_qos_constraints_init(dev); -} +static inline void device_pm_add(struct device *dev) {} static inline void device_pm_remove(struct device *dev) { - dev_pm_qos_constraints_destroy(dev); pm_runtime_remove(dev); } diff --git a/drivers/base/power/qos.c b/drivers/base/power/qos.c index 3d4d1f8aac5c..5f74587ef258 100644 --- a/drivers/base/power/qos.c +++ b/drivers/base/power/qos.c @@ -41,6 +41,7 @@ #include <linux/mutex.h> #include <linux/export.h> #include <linux/pm_runtime.h> +#include <linux/err.h> #include "power.h" @@ -61,7 +62,7 @@ enum pm_qos_flags_status __dev_pm_qos_flags(struct device *dev, s32 mask) struct pm_qos_flags *pqf; s32 val; - if (!qos) + if (IS_ERR_OR_NULL(qos)) return PM_QOS_FLAGS_UNDEFINED; pqf = &qos->flags; @@ -101,7 +102,8 @@ EXPORT_SYMBOL_GPL(dev_pm_qos_flags); */ s32 __dev_pm_qos_read_value(struct device *dev) { - return dev->power.qos ? pm_qos_read_value(&dev->power.qos->latency) : 0; + return IS_ERR_OR_NULL(dev->power.qos) ? + 0 : pm_qos_read_value(&dev->power.qos->latency); } /** @@ -198,20 +200,8 @@ static int dev_pm_qos_constraints_allocate(struct device *dev) return 0; } -/** - * dev_pm_qos_constraints_init - Initalize device's PM QoS constraints pointer. - * @dev: target device - * - * Called from the device PM subsystem during device insertion under - * device_pm_lock(). - */ -void dev_pm_qos_constraints_init(struct device *dev) -{ - mutex_lock(&dev_pm_qos_mtx); - dev->power.qos = NULL; - dev->power.power_state = PMSG_ON; - mutex_unlock(&dev_pm_qos_mtx); -} +static void __dev_pm_qos_hide_latency_limit(struct device *dev); +static void __dev_pm_qos_hide_flags(struct device *dev); /** * dev_pm_qos_constraints_destroy @@ -226,16 +216,15 @@ void dev_pm_qos_constraints_destroy(struct device *dev) struct pm_qos_constraints *c; struct pm_qos_flags *f; + mutex_lock(&dev_pm_qos_mtx); + /* * If the device's PM QoS resume latency limit or PM QoS flags have been * exposed to user space, they have to be hidden at this point. */ - dev_pm_qos_hide_latency_limit(dev); - dev_pm_qos_hide_flags(dev); + __dev_pm_qos_hide_latency_limit(dev); + __dev_pm_qos_hide_flags(dev); - mutex_lock(&dev_pm_qos_mtx); - - dev->power.power_state = PMSG_INVALID; qos = dev->power.qos; if (!qos) goto out; @@ -257,7 +246,7 @@ void dev_pm_qos_constraints_destroy(struct device *dev) } spin_lock_irq(&dev->power.lock); - dev->power.qos = NULL; + dev->power.qos = ERR_PTR(-ENODEV); spin_unlock_irq(&dev->power.lock); kfree(c->notifiers); @@ -301,32 +290,19 @@ int dev_pm_qos_add_request(struct device *dev, struct dev_pm_qos_request *req, "%s() called for already added request\n", __func__)) return -EINVAL; - req->dev = dev; - mutex_lock(&dev_pm_qos_mtx); - if (!dev->power.qos) { - if (dev->power.power_state.event == PM_EVENT_INVALID) { - /* The device has been removed from the system. */ - req->dev = NULL; - ret = -ENODEV; - goto out; - } else { - /* - * Allocate the constraints data on the first call to - * add_request, i.e. only if the data is not already - * allocated and if the device has not been removed. - */ - ret = dev_pm_qos_constraints_allocate(dev); - } - } + if (IS_ERR(dev->power.qos)) + ret = -ENODEV; + else if (!dev->power.qos) + ret = dev_pm_qos_constraints_allocate(dev); if (!ret) { + req->dev = dev; req->type = type; ret = apply_constraint(req, PM_QOS_ADD_REQ, value); } - out: mutex_unlock(&dev_pm_qos_mtx); return ret; @@ -344,7 +320,14 @@ static int __dev_pm_qos_update_request(struct dev_pm_qos_request *req, s32 curr_value; int ret = 0; - if (!req->dev->power.qos) + if (!req) /*guard against callers passing in null */ + return -EINVAL; + + if (WARN(!dev_pm_qos_request_active(req), + "%s() called for unknown object\n", __func__)) + return -EINVAL; + + if (IS_ERR_OR_NULL(req->dev->power.qos)) return -ENODEV; switch(req->type) { @@ -386,6 +369,17 @@ int dev_pm_qos_update_request(struct dev_pm_qos_request *req, s32 new_value) { int ret; + mutex_lock(&dev_pm_qos_mtx); + ret = __dev_pm_qos_update_request(req, new_value); + mutex_unlock(&dev_pm_qos_mtx); + return ret; +} +EXPORT_SYMBOL_GPL(dev_pm_qos_update_request); + +static int __dev_pm_qos_remove_request(struct dev_pm_qos_request *req) +{ + int ret; + if (!req) /*guard against callers passing in null */ return -EINVAL; @@ -393,13 +387,13 @@ int dev_pm_qos_update_request(struct dev_pm_qos_request *req, s32 new_value) "%s() called for unknown object\n", __func__)) return -EINVAL; - mutex_lock(&dev_pm_qos_mtx); - ret = __dev_pm_qos_update_request(req, new_value); - mutex_unlock(&dev_pm_qos_mtx); + if (IS_ERR_OR_NULL(req->dev->power.qos)) + return -ENODEV; + ret = apply_constraint(req, PM_QOS_REMOVE_REQ, PM_QOS_DEFAULT_VALUE); + memset(req, 0, sizeof(*req)); return ret; } -EXPORT_SYMBOL_GPL(dev_pm_qos_update_request); /** * dev_pm_qos_remove_request - modifies an existing qos request @@ -418,26 +412,10 @@ EXPORT_SYMBOL_GPL(dev_pm_qos_update_request); */ int dev_pm_qos_remove_request(struct dev_pm_qos_request *req) { - int ret = 0; - - if (!req) /*guard against callers passing in null */ - return -EINVAL; - - if (WARN(!dev_pm_qos_request_active(req), - "%s() called for unknown object\n", __func__)) - return -EINVAL; + int ret; mutex_lock(&dev_pm_qos_mtx); - - if (req->dev->power.qos) { - ret = apply_constraint(req, PM_QOS_REMOVE_REQ, - PM_QOS_DEFAULT_VALUE); - memset(req, 0, sizeof(*req)); - } else { - /* Return if the device has been removed */ - ret = -ENODEV; - } - + ret = __dev_pm_qos_remove_request(req); mutex_unlock(&dev_pm_qos_mtx); return ret; } @@ -462,9 +440,10 @@ int dev_pm_qos_add_notifier(struct device *dev, struct notifier_block *notifier) mutex_lock(&dev_pm_qos_mtx); - if (!dev->power.qos) - ret = dev->power.power_state.event != PM_EVENT_INVALID ? - dev_pm_qos_constraints_allocate(dev) : -ENODEV; + if (IS_ERR(dev->power.qos)) + ret = -ENODEV; + else if (!dev->power.qos) + ret = dev_pm_qos_constraints_allocate(dev); if (!ret) ret = blocking_notifier_chain_register( @@ -493,7 +472,7 @@ int dev_pm_qos_remove_notifier(struct device *dev, mutex_lock(&dev_pm_qos_mtx); /* Silently return if the constraints object is not present. */ - if (dev->power.qos) + if (!IS_ERR_OR_NULL(dev->power.qos)) retval = blocking_notifier_chain_unregister( dev->power.qos->latency.notifiers, notifier); @@ -563,16 +542,20 @@ EXPORT_SYMBOL_GPL(dev_pm_qos_add_ancestor_request); static void __dev_pm_qos_drop_user_request(struct device *dev, enum dev_pm_qos_req_type type) { + struct dev_pm_qos_request *req = NULL; + switch(type) { case DEV_PM_QOS_LATENCY: - dev_pm_qos_remove_request(dev->power.qos->latency_req); + req = dev->power.qos->latency_req; dev->power.qos->latency_req = NULL; break; case DEV_PM_QOS_FLAGS: - dev_pm_qos_remove_request(dev->power.qos->flags_req); + req = dev->power.qos->flags_req; dev->power.qos->flags_req = NULL; break; } + __dev_pm_qos_remove_request(req); + kfree(req); } /** @@ -588,36 +571,57 @@ int dev_pm_qos_expose_latency_limit(struct device *dev, s32 value) if (!device_is_registered(dev) || value < 0) return -EINVAL; - if (dev->power.qos && dev->power.qos->latency_req) - return -EEXIST; - req = kzalloc(sizeof(*req), GFP_KERNEL); if (!req) return -ENOMEM; ret = dev_pm_qos_add_request(dev, req, DEV_PM_QOS_LATENCY, value); - if (ret < 0) + if (ret < 0) { + kfree(req); return ret; + } + + mutex_lock(&dev_pm_qos_mtx); + + if (IS_ERR_OR_NULL(dev->power.qos)) + ret = -ENODEV; + else if (dev->power.qos->latency_req) + ret = -EEXIST; + + if (ret < 0) { + __dev_pm_qos_remove_request(req); + kfree(req); + goto out; + } dev->power.qos->latency_req = req; ret = pm_qos_sysfs_add_latency(dev); if (ret) __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY); + out: + mutex_unlock(&dev_pm_qos_mtx); return ret; } EXPORT_SYMBOL_GPL(dev_pm_qos_expose_latency_limit); +static void __dev_pm_qos_hide_latency_limit(struct device *dev) +{ + if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->latency_req) { + pm_qos_sysfs_remove_latency(dev); + __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY); + } +} + /** * dev_pm_qos_hide_latency_limit - Hide PM QoS latency limit from user space. * @dev: Device whose PM QoS latency limit is to be hidden from user space. */ void dev_pm_qos_hide_latency_limit(struct device *dev) { - if (dev->power.qos && dev->power.qos->latency_req) { - pm_qos_sysfs_remove_latency(dev); - __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY); - } + mutex_lock(&dev_pm_qos_mtx); + __dev_pm_qos_hide_latency_limit(dev); + mutex_unlock(&dev_pm_qos_mtx); } EXPORT_SYMBOL_GPL(dev_pm_qos_hide_latency_limit); @@ -634,41 +638,61 @@ int dev_pm_qos_expose_flags(struct device *dev, s32 val) if (!device_is_registered(dev)) return -EINVAL; - if (dev->power.qos && dev->power.qos->flags_req) - return -EEXIST; - req = kzalloc(sizeof(*req), GFP_KERNEL); if (!req) return -ENOMEM; - pm_runtime_get_sync(dev); ret = dev_pm_qos_add_request(dev, req, DEV_PM_QOS_FLAGS, val); - if (ret < 0) - goto fail; + if (ret < 0) { + kfree(req); + return ret; + } + + pm_runtime_get_sync(dev); + mutex_lock(&dev_pm_qos_mtx); + + if (IS_ERR_OR_NULL(dev->power.qos)) + ret = -ENODEV; + else if (dev->power.qos->flags_req) + ret = -EEXIST; + + if (ret < 0) { + __dev_pm_qos_remove_request(req); + kfree(req); + goto out; + } dev->power.qos->flags_req = req; ret = pm_qos_sysfs_add_flags(dev); if (ret) __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); -fail: + out: + mutex_unlock(&dev_pm_qos_mtx); pm_runtime_put(dev); return ret; } EXPORT_SYMBOL_GPL(dev_pm_qos_expose_flags); +static void __dev_pm_qos_hide_flags(struct device *dev) +{ + if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->flags_req) { + pm_qos_sysfs_remove_flags(dev); + __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); + } +} + /** * dev_pm_qos_hide_flags - Hide PM QoS flags of a device from user space. * @dev: Device whose PM QoS flags are to be hidden from user space. */ void dev_pm_qos_hide_flags(struct device *dev) { - if (dev->power.qos && dev->power.qos->flags_req) { - pm_qos_sysfs_remove_flags(dev); - pm_runtime_get_sync(dev); - __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_FLAGS); - pm_runtime_put(dev); - } + pm_runtime_get_sync(dev); + mutex_lock(&dev_pm_qos_mtx); + __dev_pm_qos_hide_flags(dev); + mutex_unlock(&dev_pm_qos_mtx); + pm_runtime_put(dev); } EXPORT_SYMBOL_GPL(dev_pm_qos_hide_flags); @@ -683,12 +707,14 @@ int dev_pm_qos_update_flags(struct device *dev, s32 mask, bool set) s32 value; int ret; - if (!dev->power.qos || !dev->power.qos->flags_req) - return -EINVAL; - pm_runtime_get_sync(dev); mutex_lock(&dev_pm_qos_mtx); + if (IS_ERR_OR_NULL(dev->power.qos) || !dev->power.qos->flags_req) { + ret = -EINVAL; + goto out; + } + value = dev_pm_qos_requested_flags(dev); if (set) value |= mask; @@ -697,9 +723,12 @@ int dev_pm_qos_update_flags(struct device *dev, s32 mask, bool set) ret = __dev_pm_qos_update_request(dev->power.qos->flags_req, value); + out: mutex_unlock(&dev_pm_qos_mtx); pm_runtime_put(dev); - return ret; } +#else /* !CONFIG_PM_RUNTIME */ +static void __dev_pm_qos_hide_latency_limit(struct device *dev) {} +static void __dev_pm_qos_hide_flags(struct device *dev) {} #endif /* CONFIG_PM_RUNTIME */ diff --git a/drivers/base/power/sysfs.c b/drivers/base/power/sysfs.c index 50d16e3cb0a9..a53ebd265701 100644 --- a/drivers/base/power/sysfs.c +++ b/drivers/base/power/sysfs.c @@ -708,6 +708,7 @@ void rpm_sysfs_remove(struct device *dev) void dpm_sysfs_remove(struct device *dev) { + dev_pm_qos_constraints_destroy(dev); rpm_sysfs_remove(dev); sysfs_unmerge_group(&dev->kobj, &pm_wakeup_attr_group); sysfs_remove_group(&dev->kobj, &pm_attr_group); diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c index 4706c63d0bc6..020ea2b9fd2f 100644 --- a/drivers/base/regmap/regmap-irq.c +++ b/drivers/base/regmap/regmap-irq.c @@ -184,6 +184,7 @@ static irqreturn_t regmap_irq_thread(int irq, void *d) if (ret < 0) { dev_err(map->dev, "IRQ thread failed to resume: %d\n", ret); + pm_runtime_put(map->dev); return IRQ_NONE; } } diff --git a/drivers/bcma/driver_pci_host.c b/drivers/bcma/driver_pci_host.c index d3bde6cec927..30629a3d44cc 100644 --- a/drivers/bcma/driver_pci_host.c +++ b/drivers/bcma/driver_pci_host.c @@ -404,6 +404,8 @@ void bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc) return; } + spin_lock_init(&pc_host->cfgspace_lock); + pc->host_controller = pc_host; pc_host->pci_controller.io_resource = &pc_host->io_resource; pc_host->pci_controller.mem_resource = &pc_host->mem_resource; diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c index 5b5ee79ff236..eb3950113e42 100644 --- a/drivers/block/DAC960.c +++ b/drivers/block/DAC960.c @@ -6473,7 +6473,7 @@ static int dac960_initial_status_proc_show(struct seq_file *m, void *v) static int dac960_initial_status_proc_open(struct inode *inode, struct file *file) { - return single_open(file, dac960_initial_status_proc_show, PDE(inode)->data); + return single_open(file, dac960_initial_status_proc_show, PDE_DATA(inode)); } static const struct file_operations dac960_initial_status_proc_fops = { @@ -6519,7 +6519,7 @@ static int dac960_current_status_proc_show(struct seq_file *m, void *v) static int dac960_current_status_proc_open(struct inode *inode, struct file *file) { - return single_open(file, dac960_current_status_proc_show, PDE(inode)->data); + return single_open(file, dac960_current_status_proc_show, PDE_DATA(inode)); } static const struct file_operations dac960_current_status_proc_fops = { @@ -6540,14 +6540,14 @@ static int dac960_user_command_proc_show(struct seq_file *m, void *v) static int dac960_user_command_proc_open(struct inode *inode, struct file *file) { - return single_open(file, dac960_user_command_proc_show, PDE(inode)->data); + return single_open(file, dac960_user_command_proc_show, PDE_DATA(inode)); } static ssize_t dac960_user_command_proc_write(struct file *file, const char __user *Buffer, size_t Count, loff_t *pos) { - DAC960_Controller_T *Controller = (DAC960_Controller_T *) PDE(file_inode(file))->data; + DAC960_Controller_T *Controller = PDE_DATA(file_inode(file)); unsigned char CommandBuffer[80]; int Length; if (Count > sizeof(CommandBuffer)-1) return -EINVAL; diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index ade58bc8f3c4..d150fe1248bf 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -493,7 +493,7 @@ static int cciss_seq_open(struct inode *inode, struct file *file) struct seq_file *seq = file->private_data; if (!ret) - seq->private = PDE(inode)->data; + seq->private = PDE_DATA(inode); return ret; } diff --git a/drivers/block/cciss_scsi.c b/drivers/block/cciss_scsi.c index da3311129a0c..ecd845cd28d8 100644 --- a/drivers/block/cciss_scsi.c +++ b/drivers/block/cciss_scsi.c @@ -54,13 +54,11 @@ static CommandList_struct *cmd_special_alloc(ctlr_info_t *h); static void cmd_free(ctlr_info_t *h, CommandList_struct *c); static void cmd_special_free(ctlr_info_t *h, CommandList_struct *c); -static int cciss_scsi_proc_info( - struct Scsi_Host *sh, +static int cciss_scsi_write_info(struct Scsi_Host *sh, char *buffer, /* data buffer */ - char **start, /* where data in buffer starts */ - off_t offset, /* offset from start of imaginary file */ - int length, /* length of data in buffer */ - int func); /* 0 == read, 1 == write */ + int length); /* length of data in buffer */ +static int cciss_scsi_show_info(struct seq_file *m, + struct Scsi_Host *sh); static int cciss_scsi_queue_command (struct Scsi_Host *h, struct scsi_cmnd *cmd); @@ -82,7 +80,8 @@ static struct scsi_host_template cciss_driver_template = { .module = THIS_MODULE, .name = "cciss", .proc_name = "cciss", - .proc_info = cciss_scsi_proc_info, + .write_info = cciss_scsi_write_info, + .show_info = cciss_scsi_show_info, .queuecommand = cciss_scsi_queue_command, .this_id = 7, .cmd_per_lun = 1, @@ -1302,59 +1301,54 @@ cciss_scsi_user_command(ctlr_info_t *h, int hostno, char *buffer, int length) return length; } - static int -cciss_scsi_proc_info(struct Scsi_Host *sh, +cciss_scsi_write_info(struct Scsi_Host *sh, char *buffer, /* data buffer */ - char **start, /* where data in buffer starts */ - off_t offset, /* offset from start of imaginary file */ - int length, /* length of data in buffer */ - int func) /* 0 == read, 1 == write */ + int length) /* length of data in buffer */ { + ctlr_info_t *h = (ctlr_info_t *) sh->hostdata[0]; + if (h == NULL) /* This really shouldn't ever happen. */ + return -EINVAL; - int buflen, datalen; - ctlr_info_t *h; + return cciss_scsi_user_command(h, sh->host_no, + buffer, length); +} + +static int +cciss_scsi_show_info(struct seq_file *m, struct Scsi_Host *sh) +{ + + ctlr_info_t *h = (ctlr_info_t *) sh->hostdata[0]; int i; - h = (ctlr_info_t *) sh->hostdata[0]; if (h == NULL) /* This really shouldn't ever happen. */ return -EINVAL; - if (func == 0) { /* User is reading from /proc/scsi/ciss*?/?* */ - buflen = sprintf(buffer, "cciss%d: SCSI host: %d\n", - h->ctlr, sh->host_no); - - /* this information is needed by apps to know which cciss - device corresponds to which scsi host number without - having to open a scsi target device node. The device - information is not a duplicate of /proc/scsi/scsi because - the two may be out of sync due to scsi hotplug, rather - this info is for an app to be able to use to know how to - get them back in sync. */ - - for (i = 0; i < ccissscsi[h->ctlr].ndevices; i++) { - struct cciss_scsi_dev_t *sd = - &ccissscsi[h->ctlr].dev[i]; - buflen += sprintf(&buffer[buflen], "c%db%dt%dl%d %02d " - "0x%02x%02x%02x%02x%02x%02x%02x%02x\n", - sh->host_no, sd->bus, sd->target, sd->lun, - sd->devtype, - sd->scsi3addr[0], sd->scsi3addr[1], - sd->scsi3addr[2], sd->scsi3addr[3], - sd->scsi3addr[4], sd->scsi3addr[5], - sd->scsi3addr[6], sd->scsi3addr[7]); - } - datalen = buflen - offset; - if (datalen < 0) { /* they're reading past EOF. */ - datalen = 0; - *start = buffer+buflen; - } else - *start = buffer + offset; - return(datalen); - } else /* User is writing to /proc/scsi/cciss*?/?* ... */ - return cciss_scsi_user_command(h, sh->host_no, - buffer, length); -} + seq_printf(m, "cciss%d: SCSI host: %d\n", + h->ctlr, sh->host_no); + + /* this information is needed by apps to know which cciss + device corresponds to which scsi host number without + having to open a scsi target device node. The device + information is not a duplicate of /proc/scsi/scsi because + the two may be out of sync due to scsi hotplug, rather + this info is for an app to be able to use to know how to + get them back in sync. */ + + for (i = 0; i < ccissscsi[h->ctlr].ndevices; i++) { + struct cciss_scsi_dev_t *sd = + &ccissscsi[h->ctlr].dev[i]; + seq_printf(m, "c%db%dt%dl%d %02d " + "0x%02x%02x%02x%02x%02x%02x%02x%02x\n", + sh->host_no, sd->bus, sd->target, sd->lun, + sd->devtype, + sd->scsi3addr[0], sd->scsi3addr[1], + sd->scsi3addr[2], sd->scsi3addr[3], + sd->scsi3addr[4], sd->scsi3addr[5], + sd->scsi3addr[6], sd->scsi3addr[7]); + } + return 0; +} /* cciss_scatter_gather takes a struct scsi_cmnd, (cmd), and does the pci dma mapping and fills in the scatter gather entries of the diff --git a/drivers/block/cpqarray.c b/drivers/block/cpqarray.c index 3f087133a25a..3b9e8ebcb96b 100644 --- a/drivers/block/cpqarray.c +++ b/drivers/block/cpqarray.c @@ -296,7 +296,7 @@ static int ida_proc_show(struct seq_file *m, void *v) static int ida_proc_open(struct inode *inode, struct file *file) { - return single_open(file, ida_proc_show, PDE(inode)->data); + return single_open(file, ida_proc_show, PDE_DATA(inode)); } static const struct file_operations ida_proc_fops = { diff --git a/drivers/block/drbd/drbd_proc.c b/drivers/block/drbd/drbd_proc.c index 56672a61eb94..928adb815b09 100644 --- a/drivers/block/drbd/drbd_proc.c +++ b/drivers/block/drbd/drbd_proc.c @@ -314,7 +314,7 @@ static int drbd_seq_show(struct seq_file *seq, void *v) static int drbd_proc_open(struct inode *inode, struct file *file) { if (try_module_get(THIS_MODULE)) - return single_open(file, drbd_seq_show, PDE(inode)->data); + return single_open(file, drbd_seq_show, PDE_DATA(inode)); return -ENODEV; } diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 747bb2af69dc..cd1e17460f03 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -230,9 +230,11 @@ static int __do_lo_send_write(struct file *file, ssize_t bw; mm_segment_t old_fs = get_fs(); + file_start_write(file); set_fs(get_ds()); bw = file->f_op->write(file, buf, len, &pos); set_fs(old_fs); + file_end_write(file); if (likely(bw == len)) return 0; printk(KERN_ERR "loop: Write error at byte offset %llu, length %i.\n", diff --git a/drivers/block/nvme.c b/drivers/block/nvme.c index 07fb2dfaae13..9dcefe40380b 100644 --- a/drivers/block/nvme.c +++ b/drivers/block/nvme.c @@ -135,6 +135,7 @@ static inline void _nvme_check_size(void) BUILD_BUG_ON(sizeof(struct nvme_id_ctrl) != 4096); BUILD_BUG_ON(sizeof(struct nvme_id_ns) != 4096); BUILD_BUG_ON(sizeof(struct nvme_lba_range_type) != 64); + BUILD_BUG_ON(sizeof(struct nvme_smart_log) != 512); } typedef void (*nvme_completion_fn)(struct nvme_dev *, void *, @@ -237,7 +238,8 @@ static void *free_cmdid(struct nvme_queue *nvmeq, int cmdid, *fn = special_completion; return CMD_CTX_INVALID; } - *fn = info[cmdid].fn; + if (fn) + *fn = info[cmdid].fn; ctx = info[cmdid].ctx; info[cmdid].fn = special_completion; info[cmdid].ctx = CMD_CTX_COMPLETED; @@ -335,6 +337,7 @@ nvme_alloc_iod(unsigned nseg, unsigned nbytes, gfp_t gfp) iod->offset = offsetof(struct nvme_iod, sg[nseg]); iod->npages = -1; iod->length = nbytes; + iod->nents = 0; } return iod; @@ -375,7 +378,8 @@ static void bio_completion(struct nvme_dev *dev, void *ctx, struct bio *bio = iod->private; u16 status = le16_to_cpup(&cqe->status) >> 1; - dma_unmap_sg(&dev->pci_dev->dev, iod->sg, iod->nents, + if (iod->nents) + dma_unmap_sg(&dev->pci_dev->dev, iod->sg, iod->nents, bio_data_dir(bio) ? DMA_TO_DEVICE : DMA_FROM_DEVICE); nvme_free_iod(dev, iod); if (status) { @@ -589,7 +593,7 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns, result = nvme_map_bio(nvmeq->q_dmadev, iod, bio, dma_dir, psegs); if (result < 0) - goto free_iod; + goto free_cmdid; length = result; cmnd->rw.command_id = cmdid; @@ -609,6 +613,8 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns, return 0; + free_cmdid: + free_cmdid(nvmeq, cmdid, NULL); free_iod: nvme_free_iod(nvmeq->dev, iod); nomem: @@ -835,8 +841,8 @@ static int nvme_identify(struct nvme_dev *dev, unsigned nsid, unsigned cns, return nvme_submit_admin_cmd(dev, &c, NULL); } -static int nvme_get_features(struct nvme_dev *dev, unsigned fid, - unsigned nsid, dma_addr_t dma_addr) +static int nvme_get_features(struct nvme_dev *dev, unsigned fid, unsigned nsid, + dma_addr_t dma_addr, u32 *result) { struct nvme_command c; @@ -846,7 +852,7 @@ static int nvme_get_features(struct nvme_dev *dev, unsigned fid, c.features.prp1 = cpu_to_le64(dma_addr); c.features.fid = cpu_to_le32(fid); - return nvme_submit_admin_cmd(dev, &c, NULL); + return nvme_submit_admin_cmd(dev, &c, result); } static int nvme_set_features(struct nvme_dev *dev, unsigned fid, @@ -906,6 +912,10 @@ static void nvme_free_queue(struct nvme_dev *dev, int qid) spin_lock_irq(&nvmeq->q_lock); nvme_cancel_ios(nvmeq, false); + while (bio_list_peek(&nvmeq->sq_cong)) { + struct bio *bio = bio_list_pop(&nvmeq->sq_cong); + bio_endio(bio, -EIO); + } spin_unlock_irq(&nvmeq->q_lock); irq_set_affinity_hint(vector, NULL); @@ -1230,12 +1240,17 @@ static int nvme_user_admin_cmd(struct nvme_dev *dev, if (length != cmd.data_len) status = -ENOMEM; else - status = nvme_submit_admin_cmd(dev, &c, NULL); + status = nvme_submit_admin_cmd(dev, &c, &cmd.result); if (cmd.data_len) { nvme_unmap_user_pages(dev, cmd.opcode & 1, iod); nvme_free_iod(dev, iod); } + + if (!status && copy_to_user(&ucmd->result, &cmd.result, + sizeof(cmd.result))) + status = -EFAULT; + return status; } @@ -1523,9 +1538,9 @@ static int nvme_dev_add(struct nvme_dev *dev) continue; res = nvme_get_features(dev, NVME_FEAT_LBA_RANGE, i, - dma_addr + 4096); + dma_addr + 4096, NULL); if (res) - continue; + memset(mem + 4096, 0, 4096); ns = nvme_alloc_ns(dev, i, mem, mem + 4096); if (ns) diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index 2e7de7a59bfc..e0588c6dd86f 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -2648,7 +2648,7 @@ static int pkt_seq_show(struct seq_file *m, void *p) static int pkt_seq_open(struct inode *inode, struct file *file) { - return single_open(file, pkt_seq_show, PDE(inode)->data); + return single_open(file, pkt_seq_show, PDE_DATA(inode)); } static const struct file_operations pkt_proc_fops = { diff --git a/drivers/block/ps3vram.c b/drivers/block/ps3vram.c index 75e112d66006..06a2e53e5f37 100644 --- a/drivers/block/ps3vram.c +++ b/drivers/block/ps3vram.c @@ -525,7 +525,7 @@ static int ps3vram_proc_show(struct seq_file *m, void *v) static int ps3vram_proc_open(struct inode *inode, struct file *file) { - return single_open(file, ps3vram_proc_show, PDE(inode)->data); + return single_open(file, ps3vram_proc_show, PDE_DATA(inode)); } static const struct file_operations ps3vram_proc_fops = { diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c index a8a41e07a221..6aab00ef4379 100644 --- a/drivers/bluetooth/ath3k.c +++ b/drivers/bluetooth/ath3k.c @@ -73,9 +73,13 @@ static struct usb_device_id ath3k_table[] = { { USB_DEVICE(0x03F0, 0x311D) }, /* Atheros AR3012 with sflash firmware*/ + { USB_DEVICE(0x0CF3, 0x0036) }, { USB_DEVICE(0x0CF3, 0x3004) }, + { USB_DEVICE(0x0CF3, 0x3008) }, { USB_DEVICE(0x0CF3, 0x311D) }, + { USB_DEVICE(0x0CF3, 0x817a) }, { USB_DEVICE(0x13d3, 0x3375) }, + { USB_DEVICE(0x04CA, 0x3004) }, { USB_DEVICE(0x04CA, 0x3005) }, { USB_DEVICE(0x04CA, 0x3006) }, { USB_DEVICE(0x04CA, 0x3008) }, @@ -105,9 +109,13 @@ MODULE_DEVICE_TABLE(usb, ath3k_table); static struct usb_device_id ath3k_blist_tbl[] = { /* Atheros AR3012 with sflash firmware*/ + { USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0CF3, 0x817a), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 7e351e345476..2cc5f774a29c 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -131,9 +131,13 @@ static struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x03f0, 0x311d), .driver_info = BTUSB_IGNORE }, /* Atheros 3012 with sflash firmware */ + { USB_DEVICE(0x0cf3, 0x0036), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0cf3, 0x817a), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, diff --git a/drivers/char/ds1620.c b/drivers/char/ds1620.c index 24ffd8cec51e..544b4ce617f8 100644 --- a/drivers/char/ds1620.c +++ b/drivers/char/ds1620.c @@ -6,6 +6,7 @@ #include <linux/miscdevice.h> #include <linux/delay.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/capability.h> #include <linux/init.h> #include <linux/mutex.h> @@ -329,9 +330,7 @@ ds1620_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } #ifdef THERM_USE_PROC -static int -proc_therm_ds1620_read(char *buf, char **start, off_t offset, - int len, int *eof, void *unused) +static int ds1620_proc_therm_show(struct seq_file *m, void *v) { struct therm th; int temp; @@ -339,17 +338,25 @@ proc_therm_ds1620_read(char *buf, char **start, off_t offset, ds1620_read_state(&th); temp = cvt_9_to_int(ds1620_in(THERM_READ_TEMP, 9)); - len = sprintf(buf, "Thermostat: HI %i.%i, LOW %i.%i; " - "temperature: %i.%i C, fan %s\n", - th.hi >> 1, th.hi & 1 ? 5 : 0, - th.lo >> 1, th.lo & 1 ? 5 : 0, - temp >> 1, temp & 1 ? 5 : 0, - fan_state[netwinder_get_fan()]); + seq_printf(m, "Thermostat: HI %i.%i, LOW %i.%i; temperature: %i.%i C, fan %s\n", + th.hi >> 1, th.hi & 1 ? 5 : 0, + th.lo >> 1, th.lo & 1 ? 5 : 0, + temp >> 1, temp & 1 ? 5 : 0, + fan_state[netwinder_get_fan()]); + return 0; +} - return len; +static int ds1620_proc_therm_open(struct inode *inode, struct file *file) +{ + return single_open(file, ds1620_proc_therm_show, NULL); } -static struct proc_dir_entry *proc_therm_ds1620; +static const struct file_operations ds1620_proc_therm_fops = { + .open = ds1620_proc_therm_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; #endif static const struct file_operations ds1620_fops = { @@ -397,10 +404,7 @@ static int __init ds1620_init(void) return ret; #ifdef THERM_USE_PROC - proc_therm_ds1620 = create_proc_entry("therm", 0, NULL); - if (proc_therm_ds1620) - proc_therm_ds1620->read_proc = proc_therm_ds1620_read; - else + if (!proc_create("therm", 0, NULL, &ds1620_proc_therm_fops)) printk(KERN_ERR "therm: unable to register /proc/therm\n"); #endif diff --git a/drivers/char/efirtc.c b/drivers/char/efirtc.c index a082d00b0f11..ea54a6e3f5ad 100644 --- a/drivers/char/efirtc.c +++ b/drivers/char/efirtc.c @@ -34,6 +34,7 @@ #include <linux/init.h> #include <linux/rtc.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/efi.h> #include <linux/uaccess.h> @@ -296,12 +297,10 @@ static struct miscdevice efi_rtc_dev= { /* * We export RAW EFI information to /proc/driver/efirtc */ -static int -efi_rtc_get_status(char *buf) +static int efi_rtc_proc_show(struct seq_file *m, void *v) { efi_time_t eft, alm; efi_time_cap_t cap; - char *p = buf; efi_bool_t enabled, pending; unsigned long flags; @@ -316,64 +315,63 @@ efi_rtc_get_status(char *buf) spin_unlock_irqrestore(&efi_rtc_lock,flags); - p += sprintf(p, - "Time : %u:%u:%u.%09u\n" - "Date : %u-%u-%u\n" - "Daylight : %u\n", - eft.hour, eft.minute, eft.second, eft.nanosecond, - eft.year, eft.month, eft.day, - eft.daylight); + seq_printf(m, + "Time : %u:%u:%u.%09u\n" + "Date : %u-%u-%u\n" + "Daylight : %u\n", + eft.hour, eft.minute, eft.second, eft.nanosecond, + eft.year, eft.month, eft.day, + eft.daylight); if (eft.timezone == EFI_UNSPECIFIED_TIMEZONE) - p += sprintf(p, "Timezone : unspecified\n"); + seq_puts(m, "Timezone : unspecified\n"); else /* XXX fixme: convert to string? */ - p += sprintf(p, "Timezone : %u\n", eft.timezone); + seq_printf(m, "Timezone : %u\n", eft.timezone); - p += sprintf(p, - "Alarm Time : %u:%u:%u.%09u\n" - "Alarm Date : %u-%u-%u\n" - "Alarm Daylight : %u\n" - "Enabled : %s\n" - "Pending : %s\n", - alm.hour, alm.minute, alm.second, alm.nanosecond, - alm.year, alm.month, alm.day, - alm.daylight, - enabled == 1 ? "yes" : "no", - pending == 1 ? "yes" : "no"); + seq_printf(m, + "Alarm Time : %u:%u:%u.%09u\n" + "Alarm Date : %u-%u-%u\n" + "Alarm Daylight : %u\n" + "Enabled : %s\n" + "Pending : %s\n", + alm.hour, alm.minute, alm.second, alm.nanosecond, + alm.year, alm.month, alm.day, + alm.daylight, + enabled == 1 ? "yes" : "no", + pending == 1 ? "yes" : "no"); if (eft.timezone == EFI_UNSPECIFIED_TIMEZONE) - p += sprintf(p, "Timezone : unspecified\n"); + seq_puts(m, "Timezone : unspecified\n"); else /* XXX fixme: convert to string? */ - p += sprintf(p, "Timezone : %u\n", alm.timezone); + seq_printf(m, "Timezone : %u\n", alm.timezone); /* * now prints the capabilities */ - p += sprintf(p, - "Resolution : %u\n" - "Accuracy : %u\n" - "SetstoZero : %u\n", - cap.resolution, cap.accuracy, cap.sets_to_zero); + seq_printf(m, + "Resolution : %u\n" + "Accuracy : %u\n" + "SetstoZero : %u\n", + cap.resolution, cap.accuracy, cap.sets_to_zero); - return p - buf; + return 0; } -static int -efi_rtc_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int efi_rtc_proc_open(struct inode *inode, struct file *file) { - int len = efi_rtc_get_status(page); - if (len <= off+count) *eof = 1; - *start = page + off; - len -= off; - if (len>count) len = count; - if (len<0) len = 0; - return len; + return single_open(file, efi_rtc_proc_show, NULL); } +static const struct file_operations efi_rtc_proc_fops = { + .open = efi_rtc_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + static int __init efi_rtc_init(void) { @@ -389,8 +387,7 @@ efi_rtc_init(void) return ret; } - dir = create_proc_read_entry ("driver/efirtc", 0, NULL, - efi_rtc_read_proc, NULL); + dir = proc_create("driver/efirtc", 0, NULL, &efi_rtc_proc_fops); if (dir == NULL) { printk(KERN_ERR "efirtc: can't create /proc/driver/efirtc.\n"); misc_deregister(&efi_rtc_dev); diff --git a/drivers/char/genrtc.c b/drivers/char/genrtc.c index 21cb980f1157..bc9b84d56ee4 100644 --- a/drivers/char/genrtc.c +++ b/drivers/char/genrtc.c @@ -52,6 +52,7 @@ #include <linux/init.h> #include <linux/poll.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/mutex.h> #include <linux/workqueue.h> @@ -386,18 +387,15 @@ static int gen_rtc_release(struct inode *inode, struct file *file) * Info exported via "/proc/driver/rtc". */ -static int gen_rtc_proc_output(char *buf) +static int gen_rtc_proc_show(struct seq_file *m, void *v) { - char *p; struct rtc_time tm; unsigned int flags; struct rtc_pll_info pll; - p = buf; - flags = get_rtc_time(&tm); - p += sprintf(p, + seq_printf(m, "rtc_time\t: %02d:%02d:%02d\n" "rtc_date\t: %04d-%02d-%02d\n" "rtc_epoch\t: %04u\n", @@ -406,23 +404,23 @@ static int gen_rtc_proc_output(char *buf) tm.tm_hour = tm.tm_min = tm.tm_sec = 0; - p += sprintf(p, "alarm\t\t: "); + seq_puts(m, "alarm\t\t: "); if (tm.tm_hour <= 24) - p += sprintf(p, "%02d:", tm.tm_hour); + seq_printf(m, "%02d:", tm.tm_hour); else - p += sprintf(p, "**:"); + seq_puts(m, "**:"); if (tm.tm_min <= 59) - p += sprintf(p, "%02d:", tm.tm_min); + seq_printf(m, "%02d:", tm.tm_min); else - p += sprintf(p, "**:"); + seq_puts(m, "**:"); if (tm.tm_sec <= 59) - p += sprintf(p, "%02d\n", tm.tm_sec); + seq_printf(m, "%02d\n", tm.tm_sec); else - p += sprintf(p, "**\n"); + seq_puts(m, "**\n"); - p += sprintf(p, + seq_printf(m, "DST_enable\t: %s\n" "BCD\t\t: %s\n" "24hr\t\t: %s\n" @@ -442,7 +440,7 @@ static int gen_rtc_proc_output(char *buf) 0L /* freq */, (flags & RTC_BATT_BAD) ? "bad" : "okay"); if (!get_rtc_pll(&pll)) - p += sprintf(p, + seq_printf(m, "PLL adjustment\t: %d\n" "PLL max +ve adjustment\t: %d\n" "PLL max -ve adjustment\t: %d\n" @@ -455,26 +453,26 @@ static int gen_rtc_proc_output(char *buf) pll.pll_posmult, pll.pll_negmult, pll.pll_clock); - return p - buf; + return 0; } -static int gen_rtc_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int gen_rtc_proc_open(struct inode *inode, struct file *file) { - int len = gen_rtc_proc_output (page); - if (len <= off+count) *eof = 1; - *start = page + off; - len -= off; - if (len>count) len = count; - if (len<0) len = 0; - return len; + return single_open(file, gen_rtc_proc_show, NULL); } +static const struct file_operations gen_rtc_proc_fops = { + .open = gen_rtc_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + static int __init gen_rtc_proc_init(void) { struct proc_dir_entry *r; - r = create_proc_read_entry("driver/rtc", 0, NULL, gen_rtc_read_proc, NULL); + r = proc_create("driver/rtc", 0, NULL, &gen_rtc_proc_fops); if (!r) return -ENOMEM; return 0; diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c index 1bafb40ec8a2..69ae5972713c 100644 --- a/drivers/char/hw_random/core.c +++ b/drivers/char/hw_random/core.c @@ -40,6 +40,7 @@ #include <linux/init.h> #include <linux/miscdevice.h> #include <linux/delay.h> +#include <linux/slab.h> #include <asm/uaccess.h> @@ -52,8 +53,12 @@ static struct hwrng *current_rng; static LIST_HEAD(rng_list); static DEFINE_MUTEX(rng_mutex); static int data_avail; -static u8 rng_buffer[SMP_CACHE_BYTES < 32 ? 32 : SMP_CACHE_BYTES] - __cacheline_aligned; +static u8 *rng_buffer; + +static size_t rng_buffer_size(void) +{ + return SMP_CACHE_BYTES < 32 ? 32 : SMP_CACHE_BYTES; +} static inline int hwrng_init(struct hwrng *rng) { @@ -116,7 +121,7 @@ static ssize_t rng_dev_read(struct file *filp, char __user *buf, if (!data_avail) { bytes_read = rng_get_data(current_rng, rng_buffer, - sizeof(rng_buffer), + rng_buffer_size(), !(filp->f_flags & O_NONBLOCK)); if (bytes_read < 0) { err = bytes_read; @@ -307,6 +312,14 @@ int hwrng_register(struct hwrng *rng) mutex_lock(&rng_mutex); + /* kmalloc makes this safe for virt_to_page() in virtio_rng.c */ + err = -ENOMEM; + if (!rng_buffer) { + rng_buffer = kmalloc(rng_buffer_size(), GFP_KERNEL); + if (!rng_buffer) + goto out_unlock; + } + /* Must not register two RNGs with the same name. */ err = -EEXIST; list_for_each_entry(tmp, &rng_list, list) { diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c index 10fd71ccf587..6bf4d47324eb 100644 --- a/drivers/char/hw_random/virtio-rng.c +++ b/drivers/char/hw_random/virtio-rng.c @@ -92,14 +92,22 @@ static int probe_common(struct virtio_device *vdev) { int err; + if (vq) { + /* We only support one device for now */ + return -EBUSY; + } /* We expect a single virtqueue. */ vq = virtio_find_single_vq(vdev, random_recv_done, "input"); - if (IS_ERR(vq)) - return PTR_ERR(vq); + if (IS_ERR(vq)) { + err = PTR_ERR(vq); + vq = NULL; + return err; + } err = hwrng_register(&virtio_hwrng); if (err) { vdev->config->del_vqs(vdev); + vq = NULL; return err; } @@ -112,6 +120,7 @@ static void remove_common(struct virtio_device *vdev) busy = false; hwrng_unregister(&virtio_hwrng); vdev->config->del_vqs(vdev); + vq = NULL; } static int virtrng_probe(struct virtio_device *vdev) diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index 053201b062a4..4d439d2fcfd6 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -1917,7 +1917,7 @@ static int smi_ipmb_proc_show(struct seq_file *m, void *v) static int smi_ipmb_proc_open(struct inode *inode, struct file *file) { - return single_open(file, smi_ipmb_proc_show, PDE(inode)->data); + return single_open(file, smi_ipmb_proc_show, PDE_DATA(inode)); } static const struct file_operations smi_ipmb_proc_ops = { @@ -1938,7 +1938,7 @@ static int smi_version_proc_show(struct seq_file *m, void *v) static int smi_version_proc_open(struct inode *inode, struct file *file) { - return single_open(file, smi_version_proc_show, PDE(inode)->data); + return single_open(file, smi_version_proc_show, PDE_DATA(inode)); } static const struct file_operations smi_version_proc_ops = { @@ -2013,7 +2013,7 @@ static int smi_stats_proc_show(struct seq_file *m, void *v) static int smi_stats_proc_open(struct inode *inode, struct file *file) { - return single_open(file, smi_stats_proc_show, PDE(inode)->data); + return single_open(file, smi_stats_proc_show, PDE_DATA(inode)); } static const struct file_operations smi_stats_proc_ops = { @@ -4541,7 +4541,7 @@ static void __exit cleanup_ipmi(void) del_timer_sync(&ipmi_timer); #ifdef CONFIG_PROC_FS - remove_proc_entry(proc_ipmi_root->name, NULL); + proc_remove(proc_ipmi_root); #endif /* CONFIG_PROC_FS */ driver_unregister(&ipmidriver.driver); diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index 0ac9b45a585e..313538abe63c 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -2839,7 +2839,7 @@ static int smi_type_proc_show(struct seq_file *m, void *v) static int smi_type_proc_open(struct inode *inode, struct file *file) { - return single_open(file, smi_type_proc_show, PDE(inode)->data); + return single_open(file, smi_type_proc_show, PDE_DATA(inode)); } static const struct file_operations smi_type_proc_ops = { @@ -2882,7 +2882,7 @@ static int smi_si_stats_proc_show(struct seq_file *m, void *v) static int smi_si_stats_proc_open(struct inode *inode, struct file *file) { - return single_open(file, smi_si_stats_proc_show, PDE(inode)->data); + return single_open(file, smi_si_stats_proc_show, PDE_DATA(inode)); } static const struct file_operations smi_si_stats_proc_ops = { @@ -2910,7 +2910,7 @@ static int smi_params_proc_show(struct seq_file *m, void *v) static int smi_params_proc_open(struct inode *inode, struct file *file) { - return single_open(file, smi_params_proc_show, PDE(inode)->data); + return single_open(file, smi_params_proc_show, PDE_DATA(inode)); } static const struct file_operations smi_params_proc_ops = { diff --git a/drivers/char/random.c b/drivers/char/random.c index 594bda9dcfc8..32a6c5764950 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -852,6 +852,7 @@ static size_t account(struct entropy_store *r, size_t nbytes, int min, int reserved) { unsigned long flags; + int wakeup_write = 0; /* Hold lock while accounting */ spin_lock_irqsave(&r->lock, flags); @@ -873,10 +874,8 @@ static size_t account(struct entropy_store *r, size_t nbytes, int min, else r->entropy_count = reserved; - if (r->entropy_count < random_write_wakeup_thresh) { - wake_up_interruptible(&random_write_wait); - kill_fasync(&fasync, SIGIO, POLL_OUT); - } + if (r->entropy_count < random_write_wakeup_thresh) + wakeup_write = 1; } DEBUG_ENT("debiting %zu entropy credits from %s%s\n", @@ -884,6 +883,11 @@ static size_t account(struct entropy_store *r, size_t nbytes, int min, spin_unlock_irqrestore(&r->lock, flags); + if (wakeup_write) { + wake_up_interruptible(&random_write_wait); + kill_fasync(&fasync, SIGIO, POLL_OUT); + } + return nbytes; } diff --git a/drivers/clk/clk-vt8500.c b/drivers/clk/clk-vt8500.c index b5538bba7a10..09c63315e579 100644 --- a/drivers/clk/clk-vt8500.c +++ b/drivers/clk/clk-vt8500.c @@ -157,7 +157,7 @@ static int vt8500_dclk_set_rate(struct clk_hw *hw, unsigned long rate, divisor = parent_rate / rate; /* If prate / rate would be decimal, incr the divisor */ - if (rate * divisor < *prate) + if (rate * divisor < parent_rate) divisor++; if (divisor == cdev->div_mask + 1) diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c index 143ce1f899ad..1e2de7305362 100644 --- a/drivers/clk/tegra/clk-tegra20.c +++ b/drivers/clk/tegra/clk-tegra20.c @@ -1292,7 +1292,6 @@ static struct tegra_clk_duplicate tegra_clk_duplicates[] = { TEGRA_CLK_DUPLICATE(usbd, "tegra-ehci.0", NULL), TEGRA_CLK_DUPLICATE(usbd, "tegra-otg", NULL), TEGRA_CLK_DUPLICATE(cclk, NULL, "cpu"), - TEGRA_CLK_DUPLICATE(twd, "smp_twd", NULL), TEGRA_CLK_DUPLICATE(clk_max, NULL, NULL), /* Must be the last entry */ }; diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c index 32c61cb6d0bb..ba6f51bc9f3b 100644 --- a/drivers/clk/tegra/clk-tegra30.c +++ b/drivers/clk/tegra/clk-tegra30.c @@ -1931,7 +1931,6 @@ static struct tegra_clk_duplicate tegra_clk_duplicates[] = { TEGRA_CLK_DUPLICATE(cml1, "tegra_sata_cml", NULL), TEGRA_CLK_DUPLICATE(cml0, "tegra_pcie", "cml"), TEGRA_CLK_DUPLICATE(pciex, "tegra_pcie", "pciex"), - TEGRA_CLK_DUPLICATE(twd, "smp_twd", NULL), TEGRA_CLK_DUPLICATE(vcp, "nvavp", "vcp"), TEGRA_CLK_DUPLICATE(clk_max, NULL, NULL), /* MUST be the last entry */ }; diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c index fce2000eec31..1110478dd0fd 100644 --- a/drivers/connector/cn_proc.c +++ b/drivers/connector/cn_proc.c @@ -313,6 +313,12 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg, (task_active_pid_ns(current) != &init_pid_ns)) return; + /* Can only change if privileged. */ + if (!capable(CAP_NET_ADMIN)) { + err = EPERM; + goto out; + } + mc_op = (enum proc_cn_mcast_op *)msg->data; switch (*mc_op) { case PROC_CN_MCAST_LISTEN: @@ -325,6 +331,8 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg, err = EINVAL; break; } + +out: cn_proc_ack(err, msg->seq, msg->ack); } diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h index d2ac91150600..46bde01eee62 100644 --- a/drivers/cpufreq/cpufreq_governor.h +++ b/drivers/cpufreq/cpufreq_governor.h @@ -64,7 +64,7 @@ static void *get_cpu_dbs_info_s(int cpu) \ * dbs: used as a shortform for demand based switching It helps to keep variable * names smaller, simpler * cdbs: common dbs - * on_*: On-demand governor + * od_*: On-demand governor * cs_*: Conservative governor */ diff --git a/drivers/cpufreq/highbank-cpufreq.c b/drivers/cpufreq/highbank-cpufreq.c index 66e3a71b81a3..b61b5a3fad64 100644 --- a/drivers/cpufreq/highbank-cpufreq.c +++ b/drivers/cpufreq/highbank-cpufreq.c @@ -28,13 +28,7 @@ static int hb_voltage_change(unsigned int freq) { - int i; - u32 msg[HB_CPUFREQ_IPC_LEN]; - - msg[0] = HB_CPUFREQ_CHANGE_NOTE; - msg[1] = freq / 1000000; - for (i = 2; i < HB_CPUFREQ_IPC_LEN; i++) - msg[i] = 0; + u32 msg[HB_CPUFREQ_IPC_LEN] = {HB_CPUFREQ_CHANGE_NOTE, freq / 1000000}; return pl320_ipc_transmit(msg); } diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 096fde0ebcb5..f6dd1e761129 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -662,6 +662,9 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy) cpu = all_cpu_data[policy->cpu]; + if (!policy->cpuinfo.max_freq) + return -ENODEV; + intel_pstate_get_min_max(cpu, &min, &max); limits.min_perf_pct = (policy->min * 100) / policy->cpuinfo.max_freq; @@ -747,37 +750,11 @@ static struct cpufreq_driver intel_pstate_driver = { .owner = THIS_MODULE, }; -static void intel_pstate_exit(void) -{ - int cpu; - - sysfs_remove_group(intel_pstate_kobject, - &intel_pstate_attr_group); - debugfs_remove_recursive(debugfs_parent); - - cpufreq_unregister_driver(&intel_pstate_driver); - - if (!all_cpu_data) - return; - - get_online_cpus(); - for_each_online_cpu(cpu) { - if (all_cpu_data[cpu]) { - del_timer_sync(&all_cpu_data[cpu]->timer); - kfree(all_cpu_data[cpu]); - } - } - - put_online_cpus(); - vfree(all_cpu_data); -} -module_exit(intel_pstate_exit); - static int __initdata no_load; static int __init intel_pstate_init(void) { - int rc = 0; + int cpu, rc = 0; const struct x86_cpu_id *id; if (no_load) @@ -802,7 +779,16 @@ static int __init intel_pstate_init(void) intel_pstate_sysfs_expose_params(); return rc; out: - intel_pstate_exit(); + get_online_cpus(); + for_each_online_cpu(cpu) { + if (all_cpu_data[cpu]) { + del_timer_sync(&all_cpu_data[cpu]->timer); + kfree(all_cpu_data[cpu]); + } + } + + put_online_cpus(); + vfree(all_cpu_data); return -ENODEV; } device_initcall(intel_pstate_init); diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 910b0116c128..e1d13c463c90 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -2048,12 +2048,18 @@ static int init_csrows(struct mem_ctl_info *mci) edac_dbg(1, "MC node: %d, csrow: %d\n", pvt->mc_node_id, i); - if (row_dct0) + if (row_dct0) { nr_pages = amd64_csrow_nr_pages(pvt, 0, i); + csrow->channels[0]->dimm->nr_pages = nr_pages; + } /* K8 has only one DCT */ - if (boot_cpu_data.x86 != 0xf && row_dct1) - nr_pages += amd64_csrow_nr_pages(pvt, 1, i); + if (boot_cpu_data.x86 != 0xf && row_dct1) { + int row_dct1_pages = amd64_csrow_nr_pages(pvt, 1, i); + + csrow->channels[1]->dimm->nr_pages = row_dct1_pages; + nr_pages += row_dct1_pages; + } mtype = amd64_determine_memory_type(pvt, i); @@ -2072,9 +2078,7 @@ static int init_csrows(struct mem_ctl_info *mci) dimm = csrow->channels[j]->dimm; dimm->mtype = mtype; dimm->edac_mode = edac_mode; - dimm->nr_pages = nr_pages; } - csrow->nr_pages = nr_pages; } return empty; @@ -2419,7 +2423,6 @@ static int amd64_init_one_instance(struct pci_dev *F2) mci->pvt_info = pvt; mci->pdev = &pvt->F2->dev; - mci->csbased = 1; setup_mci_misc_attrs(mci, fam_type); diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index cdb81aa73ab7..27e86d938262 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -86,7 +86,7 @@ static void edac_mc_dump_dimm(struct dimm_info *dimm, int number) edac_dimm_info_location(dimm, location, sizeof(location)); edac_dbg(4, "%s%i: %smapped as virtual row %d, chan %d\n", - dimm->mci->mem_is_per_rank ? "rank" : "dimm", + dimm->mci->csbased ? "rank" : "dimm", number, location, dimm->csrow, dimm->cschannel); edac_dbg(4, " dimm = %p\n", dimm); edac_dbg(4, " dimm->label = '%s'\n", dimm->label); @@ -341,7 +341,7 @@ struct mem_ctl_info *edac_mc_alloc(unsigned mc_num, memcpy(mci->layers, layers, sizeof(*layer) * n_layers); mci->nr_csrows = tot_csrows; mci->num_cschannel = tot_channels; - mci->mem_is_per_rank = per_rank; + mci->csbased = per_rank; /* * Alocate and fill the csrow/channels structs @@ -1235,7 +1235,7 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type, * incrementing the compat API counters */ edac_dbg(4, "%s csrows map: (%d,%d)\n", - mci->mem_is_per_rank ? "rank" : "dimm", + mci->csbased ? "rank" : "dimm", dimm->csrow, dimm->cschannel); if (row == -1) row = dimm->csrow; diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c index 4f4b6137d74e..5899a76eec3b 100644 --- a/drivers/edac/edac_mc_sysfs.c +++ b/drivers/edac/edac_mc_sysfs.c @@ -143,7 +143,7 @@ static const char *edac_caps[] = { * and the per-dimm/per-rank one */ #define DEVICE_ATTR_LEGACY(_name, _mode, _show, _store) \ - struct device_attribute dev_attr_legacy_##_name = __ATTR(_name, _mode, _show, _store) + static struct device_attribute dev_attr_legacy_##_name = __ATTR(_name, _mode, _show, _store) struct dev_ch_attribute { struct device_attribute attr; @@ -180,9 +180,6 @@ static ssize_t csrow_size_show(struct device *dev, int i; u32 nr_pages = 0; - if (csrow->mci->csbased) - return sprintf(data, "%u\n", PAGES_TO_MiB(csrow->nr_pages)); - for (i = 0; i < csrow->nr_channels; i++) nr_pages += csrow->channels[i]->dimm->nr_pages; return sprintf(data, "%u\n", PAGES_TO_MiB(nr_pages)); @@ -612,7 +609,7 @@ static int edac_create_dimm_object(struct mem_ctl_info *mci, device_initialize(&dimm->dev); dimm->dev.parent = &mci->dev; - if (mci->mem_is_per_rank) + if (mci->csbased) dev_set_name(&dimm->dev, "rank%d", index); else dev_set_name(&dimm->dev, "dimm%d", index); @@ -778,14 +775,10 @@ static ssize_t mci_size_mb_show(struct device *dev, for (csrow_idx = 0; csrow_idx < mci->nr_csrows; csrow_idx++) { struct csrow_info *csrow = mci->csrows[csrow_idx]; - if (csrow->mci->csbased) { - total_pages += csrow->nr_pages; - } else { - for (j = 0; j < csrow->nr_channels; j++) { - struct dimm_info *dimm = csrow->channels[j]->dimm; + for (j = 0; j < csrow->nr_channels; j++) { + struct dimm_info *dimm = csrow->channels[j]->dimm; - total_pages += dimm->nr_pages; - } + total_pages += dimm->nr_pages; } } diff --git a/drivers/firmware/Kconfig b/drivers/firmware/Kconfig index 9b00072a020f..42c759a4d047 100644 --- a/drivers/firmware/Kconfig +++ b/drivers/firmware/Kconfig @@ -53,6 +53,24 @@ config EFI_VARS Subsequent efibootmgr releases may be found at: <http://linux.dell.com/efibootmgr> +config EFI_VARS_PSTORE + bool "Register efivars backend for pstore" + depends on EFI_VARS && PSTORE + default y + help + Say Y here to enable use efivars as a backend to pstore. This + will allow writing console messages, crash dumps, or anything + else supported by pstore to EFI variables. + +config EFI_VARS_PSTORE_DEFAULT_DISABLE + bool "Disable using efivars as a pstore backend by default" + depends on EFI_VARS_PSTORE + default n + help + Saying Y here will disable the use of efivars as a storage + backend for pstore by default. This setting can be overridden + using the efivars module's pstore_disable parameter. + config EFI_PCDP bool "Console device selection via EFI PCDP or HCDP table" depends on ACPI && EFI && IA64 diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index 982f1f5f5742..4cd392dbf115 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -442,7 +442,6 @@ static int __init dmi_present(const char __iomem *p) static int __init smbios_present(const char __iomem *p) { u8 buf[32]; - int offset = 0; memcpy_fromio(buf, p, 32); if ((buf[5] < 32) && dmi_checksum(buf, buf[5])) { @@ -461,9 +460,9 @@ static int __init smbios_present(const char __iomem *p) dmi_ver = 0x0206; break; } - offset = 16; + return memcmp(p + 16, "_DMI_", 5) || dmi_present(p + 16); } - return dmi_present(buf + offset); + return 1; } void __init dmi_scan_machine(void) diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c index 7320bf891706..0f1026019c0f 100644 --- a/drivers/firmware/efivars.c +++ b/drivers/firmware/efivars.c @@ -80,6 +80,7 @@ #include <linux/slab.h> #include <linux/pstore.h> #include <linux/ctype.h> +#include <linux/magic.h> #include <linux/fs.h> #include <linux/ramfs.h> @@ -103,6 +104,11 @@ MODULE_VERSION(EFIVARS_VERSION); */ #define GUID_LEN 36 +static bool efivars_pstore_disable = + IS_ENABLED(CONFIG_EFI_VARS_PSTORE_DEFAULT_DISABLE); + +module_param_named(pstore_disable, efivars_pstore_disable, bool, 0644); + /* * The maximum size of VariableName + Data = 1024 * Therefore, it's reasonable to save that much @@ -165,6 +171,7 @@ efivar_create_sysfs_entry(struct efivars *efivars, static void efivar_update_sysfs_entries(struct work_struct *); static DECLARE_WORK(efivar_work, efivar_update_sysfs_entries); +static bool efivar_wq_enabled = true; /* Return the number of unicode characters in data */ static unsigned long @@ -426,6 +433,44 @@ get_var_data(struct efivars *efivars, struct efi_variable *var) return status; } +static efi_status_t +check_var_size_locked(struct efivars *efivars, u32 attributes, + unsigned long size) +{ + u64 storage_size, remaining_size, max_size; + efi_status_t status; + const struct efivar_operations *fops = efivars->ops; + + if (!efivars->ops->query_variable_info) + return EFI_UNSUPPORTED; + + status = fops->query_variable_info(attributes, &storage_size, + &remaining_size, &max_size); + + if (status != EFI_SUCCESS) + return status; + + if (!storage_size || size > remaining_size || size > max_size || + (remaining_size - size) < (storage_size / 2)) + return EFI_OUT_OF_RESOURCES; + + return status; +} + + +static efi_status_t +check_var_size(struct efivars *efivars, u32 attributes, unsigned long size) +{ + efi_status_t status; + unsigned long flags; + + spin_lock_irqsave(&efivars->lock, flags); + status = check_var_size_locked(efivars, attributes, size); + spin_unlock_irqrestore(&efivars->lock, flags); + + return status; +} + static ssize_t efivar_guid_read(struct efivar_entry *entry, char *buf) { @@ -547,11 +592,16 @@ efivar_store_raw(struct efivar_entry *entry, const char *buf, size_t count) } spin_lock_irq(&efivars->lock); - status = efivars->ops->set_variable(new_var->VariableName, - &new_var->VendorGuid, - new_var->Attributes, - new_var->DataSize, - new_var->Data); + + status = check_var_size_locked(efivars, new_var->Attributes, + new_var->DataSize + utf16_strsize(new_var->VariableName, 1024)); + + if (status == EFI_SUCCESS || status == EFI_UNSUPPORTED) + status = efivars->ops->set_variable(new_var->VariableName, + &new_var->VendorGuid, + new_var->Attributes, + new_var->DataSize, + new_var->Data); spin_unlock_irq(&efivars->lock); @@ -702,8 +752,7 @@ static ssize_t efivarfs_file_write(struct file *file, u32 attributes; struct inode *inode = file->f_mapping->host; unsigned long datasize = count - sizeof(attributes); - unsigned long newdatasize; - u64 storage_size, remaining_size, max_size; + unsigned long newdatasize, varsize; ssize_t bytes = 0; if (count < sizeof(attributes)) @@ -722,28 +771,18 @@ static ssize_t efivarfs_file_write(struct file *file, * amounts of memory. Pick a default size of 64K if * QueryVariableInfo() isn't supported by the firmware. */ - spin_lock_irq(&efivars->lock); - if (!efivars->ops->query_variable_info) - status = EFI_UNSUPPORTED; - else { - const struct efivar_operations *fops = efivars->ops; - status = fops->query_variable_info(attributes, &storage_size, - &remaining_size, &max_size); - } - - spin_unlock_irq(&efivars->lock); + varsize = datasize + utf16_strsize(var->var.VariableName, 1024); + status = check_var_size(efivars, attributes, varsize); if (status != EFI_SUCCESS) { if (status != EFI_UNSUPPORTED) return efi_status_to_err(status); - remaining_size = 65536; + if (datasize > 65536) + return -ENOSPC; } - if (datasize > remaining_size) - return -ENOSPC; - data = kmalloc(datasize, GFP_KERNEL); if (!data) return -ENOMEM; @@ -765,6 +804,19 @@ static ssize_t efivarfs_file_write(struct file *file, */ spin_lock_irq(&efivars->lock); + /* + * Ensure that the available space hasn't shrunk below the safe level + */ + + status = check_var_size_locked(efivars, attributes, varsize); + + if (status != EFI_SUCCESS && status != EFI_UNSUPPORTED) { + spin_unlock_irq(&efivars->lock); + kfree(data); + + return efi_status_to_err(status); + } + status = efivars->ops->set_variable(var->var.VariableName, &var->var.VendorGuid, attributes, datasize, @@ -929,8 +981,8 @@ static bool efivarfs_valid_name(const char *str, int len) if (len < GUID_LEN + 2) return false; - /* GUID should be right after the first '-' */ - if (s - 1 != strchr(str, '-')) + /* GUID must be preceded by a '-' */ + if (*(s - 1) != '-') return false; /* @@ -1118,15 +1170,22 @@ static struct dentry_operations efivarfs_d_ops = { static struct dentry *efivarfs_alloc_dentry(struct dentry *parent, char *name) { + struct dentry *d; struct qstr q; + int err; q.name = name; q.len = strlen(name); - if (efivarfs_d_hash(NULL, NULL, &q)) - return NULL; + err = efivarfs_d_hash(NULL, NULL, &q); + if (err) + return ERR_PTR(err); + + d = d_alloc(parent, &q); + if (d) + return d; - return d_alloc(parent, &q); + return ERR_PTR(-ENOMEM); } static int efivarfs_fill_super(struct super_block *sb, void *data, int silent) @@ -1136,6 +1195,7 @@ static int efivarfs_fill_super(struct super_block *sb, void *data, int silent) struct efivar_entry *entry, *n; struct efivars *efivars = &__efivars; char *name; + int err = -ENOMEM; efivarfs_sb = sb; @@ -1186,8 +1246,10 @@ static int efivarfs_fill_super(struct super_block *sb, void *data, int silent) goto fail_name; dentry = efivarfs_alloc_dentry(root, name); - if (!dentry) + if (IS_ERR(dentry)) { + err = PTR_ERR(dentry); goto fail_inode; + } /* copied by the above to local storage in the dentry. */ kfree(name); @@ -1214,7 +1276,7 @@ fail_inode: fail_name: kfree(name); fail: - return -ENOMEM; + return err; } static struct dentry *efivarfs_mount(struct file_system_type *fs_type, @@ -1234,6 +1296,7 @@ static struct file_system_type efivarfs_type = { .mount = efivarfs_mount, .kill_sb = efivarfs_kill_sb, }; +MODULE_ALIAS_FS("efivarfs"); /* * Handle negative dentry. @@ -1253,9 +1316,7 @@ static const struct inode_operations efivarfs_dir_inode_operations = { .create = efivarfs_create, }; -static struct pstore_info efi_pstore_info; - -#ifdef CONFIG_PSTORE +#ifdef CONFIG_EFI_VARS_PSTORE static int efi_pstore_open(struct pstore_info *psi) { @@ -1345,7 +1406,6 @@ static int efi_pstore_write(enum pstore_type_id type, efi_guid_t vendor = LINUX_EFI_CRASH_GUID; struct efivars *efivars = psi->data; int i, ret = 0; - u64 storage_space, remaining_space, max_variable_size; efi_status_t status = EFI_NOT_FOUND; unsigned long flags; @@ -1365,11 +1425,11 @@ static int efi_pstore_write(enum pstore_type_id type, * size: a size of logging data * DUMP_NAME_LEN * 2: a maximum size of variable name */ - status = efivars->ops->query_variable_info(PSTORE_EFI_ATTRIBUTES, - &storage_space, - &remaining_space, - &max_variable_size); - if (status || remaining_space < size + DUMP_NAME_LEN * 2) { + + status = check_var_size_locked(efivars, PSTORE_EFI_ATTRIBUTES, + size + DUMP_NAME_LEN * 2); + + if (status) { spin_unlock_irqrestore(&efivars->lock, flags); *id = part; return -ENOSPC; @@ -1386,7 +1446,7 @@ static int efi_pstore_write(enum pstore_type_id type, spin_unlock_irqrestore(&efivars->lock, flags); - if (reason == KMSG_DUMP_OOPS) + if (reason == KMSG_DUMP_OOPS && efivar_wq_enabled) schedule_work(&efivar_work); *id = part; @@ -1459,38 +1519,6 @@ static int efi_pstore_erase(enum pstore_type_id type, u64 id, int count, return 0; } -#else -static int efi_pstore_open(struct pstore_info *psi) -{ - return 0; -} - -static int efi_pstore_close(struct pstore_info *psi) -{ - return 0; -} - -static ssize_t efi_pstore_read(u64 *id, enum pstore_type_id *type, int *count, - struct timespec *timespec, - char **buf, struct pstore_info *psi) -{ - return -1; -} - -static int efi_pstore_write(enum pstore_type_id type, - enum kmsg_dump_reason reason, u64 *id, - unsigned int part, int count, size_t size, - struct pstore_info *psi) -{ - return 0; -} - -static int efi_pstore_erase(enum pstore_type_id type, u64 id, int count, - struct timespec time, struct pstore_info *psi) -{ - return 0; -} -#endif static struct pstore_info efi_pstore_info = { .owner = THIS_MODULE, @@ -1502,6 +1530,24 @@ static struct pstore_info efi_pstore_info = { .erase = efi_pstore_erase, }; +static void efivar_pstore_register(struct efivars *efivars) +{ + efivars->efi_pstore_info = efi_pstore_info; + efivars->efi_pstore_info.buf = kmalloc(4096, GFP_KERNEL); + if (efivars->efi_pstore_info.buf) { + efivars->efi_pstore_info.bufsize = 1024; + efivars->efi_pstore_info.data = efivars; + spin_lock_init(&efivars->efi_pstore_info.buf_lock); + pstore_register(&efivars->efi_pstore_info); + } +} +#else +static void efivar_pstore_register(struct efivars *efivars) +{ + return; +} +#endif + static ssize_t efivar_create(struct file *filp, struct kobject *kobj, struct bin_attribute *bin_attr, char *buf, loff_t pos, size_t count) @@ -1544,6 +1590,14 @@ static ssize_t efivar_create(struct file *filp, struct kobject *kobj, return -EINVAL; } + status = check_var_size_locked(efivars, new_var->Attributes, + new_var->DataSize + utf16_strsize(new_var->VariableName, 1024)); + + if (status && status != EFI_UNSUPPORTED) { + spin_unlock_irq(&efivars->lock); + return efi_status_to_err(status); + } + /* now *really* create the variable via EFI */ status = efivars->ops->set_variable(new_var->VariableName, &new_var->VendorGuid, @@ -1653,6 +1707,31 @@ static bool variable_is_present(efi_char16_t *variable_name, efi_guid_t *vendor) return found; } +/* + * Returns the size of variable_name, in bytes, including the + * terminating NULL character, or variable_name_size if no NULL + * character is found among the first variable_name_size bytes. + */ +static unsigned long var_name_strnsize(efi_char16_t *variable_name, + unsigned long variable_name_size) +{ + unsigned long len; + efi_char16_t c; + + /* + * The variable name is, by definition, a NULL-terminated + * string, so make absolutely sure that variable_name_size is + * the value we expect it to be. If not, return the real size. + */ + for (len = 2; len <= variable_name_size; len += sizeof(c)) { + c = variable_name[(len / sizeof(c)) - 1]; + if (!c) + break; + } + + return min(len, variable_name_size); +} + static void efivar_update_sysfs_entries(struct work_struct *work) { struct efivars *efivars = &__efivars; @@ -1693,10 +1772,13 @@ static void efivar_update_sysfs_entries(struct work_struct *work) if (!found) { kfree(variable_name); break; - } else + } else { + variable_name_size = var_name_strnsize(variable_name, + variable_name_size); efivar_create_sysfs_entry(efivars, variable_name_size, variable_name, &vendor); + } } } @@ -1895,6 +1977,35 @@ void unregister_efivars(struct efivars *efivars) } EXPORT_SYMBOL_GPL(unregister_efivars); +/* + * Print a warning when duplicate EFI variables are encountered and + * disable the sysfs workqueue since the firmware is buggy. + */ +static void dup_variable_bug(efi_char16_t *s16, efi_guid_t *vendor_guid, + unsigned long len16) +{ + size_t i, len8 = len16 / sizeof(efi_char16_t); + char *s8; + + /* + * Disable the workqueue since the algorithm it uses for + * detecting new variables won't work with this buggy + * implementation of GetNextVariableName(). + */ + efivar_wq_enabled = false; + + s8 = kzalloc(len8, GFP_KERNEL); + if (!s8) + return; + + for (i = 0; i < len8; i++) + s8[i] = s16[i]; + + printk(KERN_WARNING "efivars: duplicate variable: %s-%pUl\n", + s8, vendor_guid); + kfree(s8); +} + int register_efivars(struct efivars *efivars, const struct efivar_operations *ops, struct kobject *parent_kobj) @@ -1943,6 +2054,24 @@ int register_efivars(struct efivars *efivars, &vendor_guid); switch (status) { case EFI_SUCCESS: + variable_name_size = var_name_strnsize(variable_name, + variable_name_size); + + /* + * Some firmware implementations return the + * same variable name on multiple calls to + * get_next_variable(). Terminate the loop + * immediately as there is no guarantee that + * we'll ever see a different variable name, + * and may end up looping here forever. + */ + if (variable_is_present(variable_name, &vendor_guid)) { + dup_variable_bug(variable_name, &vendor_guid, + variable_name_size); + status = EFI_NOT_FOUND; + break; + } + efivar_create_sysfs_entry(efivars, variable_name_size, variable_name, @@ -1962,15 +2091,8 @@ int register_efivars(struct efivars *efivars, if (error) unregister_efivars(efivars); - efivars->efi_pstore_info = efi_pstore_info; - - efivars->efi_pstore_info.buf = kmalloc(4096, GFP_KERNEL); - if (efivars->efi_pstore_info.buf) { - efivars->efi_pstore_info.bufsize = 1024; - efivars->efi_pstore_info.data = efivars; - spin_lock_init(&efivars->efi_pstore_info.buf_lock); - pstore_register(&efivars->efi_pstore_info); - } + if (!efivars_pstore_disable) + efivar_pstore_register(efivars); register_filesystem(&efivarfs_type); diff --git a/drivers/gpio/gpio-ich.c b/drivers/gpio/gpio-ich.c index 6f2306db8591..f9dbd503fc40 100644 --- a/drivers/gpio/gpio-ich.c +++ b/drivers/gpio/gpio-ich.c @@ -128,9 +128,9 @@ static int ichx_read_bit(int reg, unsigned nr) return data & (1 << bit) ? 1 : 0; } -static int ichx_gpio_check_available(struct gpio_chip *gpio, unsigned nr) +static bool ichx_gpio_check_available(struct gpio_chip *gpio, unsigned nr) { - return (ichx_priv.use_gpio & (1 << (nr / 32))) ? 0 : -ENXIO; + return ichx_priv.use_gpio & (1 << (nr / 32)); } static int ichx_gpio_direction_input(struct gpio_chip *gpio, unsigned nr) diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c index 7472182967ce..61a6fde6c089 100644 --- a/drivers/gpio/gpio-mvebu.c +++ b/drivers/gpio/gpio-mvebu.c @@ -42,6 +42,7 @@ #include <linux/io.h> #include <linux/of_irq.h> #include <linux/of_device.h> +#include <linux/clk.h> #include <linux/pinctrl/consumer.h> /* @@ -496,6 +497,7 @@ static int mvebu_gpio_probe(struct platform_device *pdev) struct resource *res; struct irq_chip_generic *gc; struct irq_chip_type *ct; + struct clk *clk; unsigned int ngpios; int soc_variant; int i, cpu, id; @@ -529,6 +531,11 @@ static int mvebu_gpio_probe(struct platform_device *pdev) return id; } + clk = devm_clk_get(&pdev->dev, NULL); + /* Not all SoCs require a clock.*/ + if (!IS_ERR(clk)) + clk_prepare_enable(clk); + mvchip->soc_variant = soc_variant; mvchip->chip.label = dev_name(&pdev->dev); mvchip->chip.dev = &pdev->dev; diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index a71a54a3e3f7..5150df6cba08 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -193,7 +193,7 @@ static void of_gpiochip_add_pin_range(struct gpio_chip *chip) if (!np) return; - do { + for (;; index++) { ret = of_parse_phandle_with_args(np, "gpio-ranges", "#gpio-range-cells", index, &pinspec); if (ret) @@ -222,8 +222,7 @@ static void of_gpiochip_add_pin_range(struct gpio_chip *chip) if (ret) break; - - } while (index++); + } } #else diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index fff9786cdc64..c2534d62911c 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -88,13 +88,14 @@ static int gpiod_request(struct gpio_desc *desc, const char *label); static void gpiod_free(struct gpio_desc *desc); static int gpiod_direction_input(struct gpio_desc *desc); static int gpiod_direction_output(struct gpio_desc *desc, int value); +static int gpiod_get_direction(const struct gpio_desc *desc); static int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce); -static int gpiod_get_value_cansleep(struct gpio_desc *desc); +static int gpiod_get_value_cansleep(const struct gpio_desc *desc); static void gpiod_set_value_cansleep(struct gpio_desc *desc, int value); -static int gpiod_get_value(struct gpio_desc *desc); +static int gpiod_get_value(const struct gpio_desc *desc); static void gpiod_set_value(struct gpio_desc *desc, int value); -static int gpiod_cansleep(struct gpio_desc *desc); -static int gpiod_to_irq(struct gpio_desc *desc); +static int gpiod_cansleep(const struct gpio_desc *desc); +static int gpiod_to_irq(const struct gpio_desc *desc); static int gpiod_export(struct gpio_desc *desc, bool direction_may_change); static int gpiod_export_link(struct device *dev, const char *name, struct gpio_desc *desc); @@ -171,12 +172,12 @@ static int gpio_ensure_requested(struct gpio_desc *desc) return 0; } -/* caller holds gpio_lock *OR* gpio is marked as requested */ -static struct gpio_chip *gpiod_to_chip(struct gpio_desc *desc) +static struct gpio_chip *gpiod_to_chip(const struct gpio_desc *desc) { - return desc->chip; + return desc ? desc->chip : NULL; } +/* caller holds gpio_lock *OR* gpio is marked as requested */ struct gpio_chip *gpio_to_chip(unsigned gpio) { return gpiod_to_chip(gpio_to_desc(gpio)); @@ -207,7 +208,7 @@ static int gpiochip_find_base(int ngpio) } /* caller ensures gpio is valid and requested, chip->get_direction may sleep */ -static int gpiod_get_direction(struct gpio_desc *desc) +static int gpiod_get_direction(const struct gpio_desc *desc) { struct gpio_chip *chip; unsigned offset; @@ -223,11 +224,13 @@ static int gpiod_get_direction(struct gpio_desc *desc) if (status > 0) { /* GPIOF_DIR_IN, or other positive */ status = 1; - clear_bit(FLAG_IS_OUT, &desc->flags); + /* FLAG_IS_OUT is just a cache of the result of get_direction(), + * so it does not affect constness per se */ + clear_bit(FLAG_IS_OUT, &((struct gpio_desc *)desc)->flags); } if (status == 0) { /* GPIOF_DIR_OUT */ - set_bit(FLAG_IS_OUT, &desc->flags); + set_bit(FLAG_IS_OUT, &((struct gpio_desc *)desc)->flags); } return status; } @@ -263,7 +266,7 @@ static DEFINE_MUTEX(sysfs_lock); static ssize_t gpio_direction_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct gpio_desc *desc = dev_get_drvdata(dev); + const struct gpio_desc *desc = dev_get_drvdata(dev); ssize_t status; mutex_lock(&sysfs_lock); @@ -654,6 +657,11 @@ static ssize_t export_store(struct class *class, goto done; desc = gpio_to_desc(gpio); + /* reject invalid GPIOs */ + if (!desc) { + pr_warn("%s: invalid GPIO %ld\n", __func__, gpio); + return -EINVAL; + } /* No extra locking here; FLAG_SYSFS just signifies that the * request and export were done by on behalf of userspace, so @@ -690,12 +698,14 @@ static ssize_t unexport_store(struct class *class, if (status < 0) goto done; - status = -EINVAL; - desc = gpio_to_desc(gpio); /* reject bogus commands (gpio_unexport ignores them) */ - if (!desc) - goto done; + if (!desc) { + pr_warn("%s: invalid GPIO %ld\n", __func__, gpio); + return -EINVAL; + } + + status = -EINVAL; /* No extra locking here; FLAG_SYSFS just signifies that the * request and export were done by on behalf of userspace, so @@ -846,8 +856,10 @@ static int gpiod_export_link(struct device *dev, const char *name, { int status = -EINVAL; - if (!desc) - goto done; + if (!desc) { + pr_warn("%s: invalid GPIO\n", __func__); + return -EINVAL; + } mutex_lock(&sysfs_lock); @@ -865,7 +877,6 @@ static int gpiod_export_link(struct device *dev, const char *name, mutex_unlock(&sysfs_lock); -done: if (status) pr_debug("%s: gpio%d status %d\n", __func__, desc_to_gpio(desc), status); @@ -896,8 +907,10 @@ static int gpiod_sysfs_set_active_low(struct gpio_desc *desc, int value) struct device *dev = NULL; int status = -EINVAL; - if (!desc) - goto done; + if (!desc) { + pr_warn("%s: invalid GPIO\n", __func__); + return -EINVAL; + } mutex_lock(&sysfs_lock); @@ -914,7 +927,6 @@ static int gpiod_sysfs_set_active_low(struct gpio_desc *desc, int value) unlock: mutex_unlock(&sysfs_lock); -done: if (status) pr_debug("%s: gpio%d status %d\n", __func__, desc_to_gpio(desc), status); @@ -940,8 +952,8 @@ static void gpiod_unexport(struct gpio_desc *desc) struct device *dev = NULL; if (!desc) { - status = -EINVAL; - goto done; + pr_warn("%s: invalid GPIO\n", __func__); + return; } mutex_lock(&sysfs_lock); @@ -962,7 +974,7 @@ static void gpiod_unexport(struct gpio_desc *desc) device_unregister(dev); put_device(dev); } -done: + if (status) pr_debug("%s: gpio%d status %d\n", __func__, desc_to_gpio(desc), status); @@ -1384,12 +1396,13 @@ static int gpiod_request(struct gpio_desc *desc, const char *label) int status = -EPROBE_DEFER; unsigned long flags; - spin_lock_irqsave(&gpio_lock, flags); - if (!desc) { - status = -EINVAL; - goto done; + pr_warn("%s: invalid GPIO\n", __func__); + return -EINVAL; } + + spin_lock_irqsave(&gpio_lock, flags); + chip = desc->chip; if (chip == NULL) goto done; @@ -1432,8 +1445,7 @@ static int gpiod_request(struct gpio_desc *desc, const char *label) done: if (status) pr_debug("_gpio_request: gpio-%d (%s) status %d\n", - desc ? desc_to_gpio(desc) : -1, - label ? : "?", status); + desc_to_gpio(desc), label ? : "?", status); spin_unlock_irqrestore(&gpio_lock, flags); return status; } @@ -1616,10 +1628,13 @@ static int gpiod_direction_input(struct gpio_desc *desc) int status = -EINVAL; int offset; + if (!desc) { + pr_warn("%s: invalid GPIO\n", __func__); + return -EINVAL; + } + spin_lock_irqsave(&gpio_lock, flags); - if (!desc) - goto fail; chip = desc->chip; if (!chip || !chip->get || !chip->direction_input) goto fail; @@ -1655,13 +1670,9 @@ lose: return status; fail: spin_unlock_irqrestore(&gpio_lock, flags); - if (status) { - int gpio = -1; - if (desc) - gpio = desc_to_gpio(desc); - pr_debug("%s: gpio-%d status %d\n", - __func__, gpio, status); - } + if (status) + pr_debug("%s: gpio-%d status %d\n", __func__, + desc_to_gpio(desc), status); return status; } @@ -1678,6 +1689,11 @@ static int gpiod_direction_output(struct gpio_desc *desc, int value) int status = -EINVAL; int offset; + if (!desc) { + pr_warn("%s: invalid GPIO\n", __func__); + return -EINVAL; + } + /* Open drain pin should not be driven to 1 */ if (value && test_bit(FLAG_OPEN_DRAIN, &desc->flags)) return gpiod_direction_input(desc); @@ -1688,8 +1704,6 @@ static int gpiod_direction_output(struct gpio_desc *desc, int value) spin_lock_irqsave(&gpio_lock, flags); - if (!desc) - goto fail; chip = desc->chip; if (!chip || !chip->set || !chip->direction_output) goto fail; @@ -1725,13 +1739,9 @@ lose: return status; fail: spin_unlock_irqrestore(&gpio_lock, flags); - if (status) { - int gpio = -1; - if (desc) - gpio = desc_to_gpio(desc); - pr_debug("%s: gpio-%d status %d\n", - __func__, gpio, status); - } + if (status) + pr_debug("%s: gpio-%d status %d\n", __func__, + desc_to_gpio(desc), status); return status; } @@ -1753,10 +1763,13 @@ static int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce) int status = -EINVAL; int offset; + if (!desc) { + pr_warn("%s: invalid GPIO\n", __func__); + return -EINVAL; + } + spin_lock_irqsave(&gpio_lock, flags); - if (!desc) - goto fail; chip = desc->chip; if (!chip || !chip->set || !chip->set_debounce) goto fail; @@ -1776,13 +1789,9 @@ static int gpiod_set_debounce(struct gpio_desc *desc, unsigned debounce) fail: spin_unlock_irqrestore(&gpio_lock, flags); - if (status) { - int gpio = -1; - if (desc) - gpio = desc_to_gpio(desc); - pr_debug("%s: gpio-%d status %d\n", - __func__, gpio, status); - } + if (status) + pr_debug("%s: gpio-%d status %d\n", __func__, + desc_to_gpio(desc), status); return status; } @@ -1824,12 +1833,14 @@ EXPORT_SYMBOL_GPL(gpio_set_debounce); * It returns the zero or nonzero value provided by the associated * gpio_chip.get() method; or zero if no such method is provided. */ -static int gpiod_get_value(struct gpio_desc *desc) +static int gpiod_get_value(const struct gpio_desc *desc) { struct gpio_chip *chip; int value; int offset; + if (!desc) + return 0; chip = desc->chip; offset = gpio_chip_hwgpio(desc); /* Should be using gpio_get_value_cansleep() */ @@ -1912,6 +1923,8 @@ static void gpiod_set_value(struct gpio_desc *desc, int value) { struct gpio_chip *chip; + if (!desc) + return; chip = desc->chip; /* Should be using gpio_set_value_cansleep() */ WARN_ON(chip->can_sleep); @@ -1938,8 +1951,10 @@ EXPORT_SYMBOL_GPL(__gpio_set_value); * This is used directly or indirectly to implement gpio_cansleep(). It * returns nonzero if access reading or writing the GPIO value can sleep. */ -static int gpiod_cansleep(struct gpio_desc *desc) +static int gpiod_cansleep(const struct gpio_desc *desc) { + if (!desc) + return 0; /* only call this on GPIOs that are valid! */ return desc->chip->can_sleep; } @@ -1959,11 +1974,13 @@ EXPORT_SYMBOL_GPL(__gpio_cansleep); * It returns the number of the IRQ signaled by this (input) GPIO, * or a negative errno. */ -static int gpiod_to_irq(struct gpio_desc *desc) +static int gpiod_to_irq(const struct gpio_desc *desc) { struct gpio_chip *chip; int offset; + if (!desc) + return -EINVAL; chip = desc->chip; offset = gpio_chip_hwgpio(desc); return chip->to_irq ? chip->to_irq(chip, offset) : -ENXIO; @@ -1980,13 +1997,15 @@ EXPORT_SYMBOL_GPL(__gpio_to_irq); * Common examples include ones connected to I2C or SPI chips. */ -static int gpiod_get_value_cansleep(struct gpio_desc *desc) +static int gpiod_get_value_cansleep(const struct gpio_desc *desc) { struct gpio_chip *chip; int value; int offset; might_sleep_if(extra_checks); + if (!desc) + return 0; chip = desc->chip; offset = gpio_chip_hwgpio(desc); value = chip->get ? chip->get(chip, offset) : 0; @@ -2005,6 +2024,8 @@ static void gpiod_set_value_cansleep(struct gpio_desc *desc, int value) struct gpio_chip *chip; might_sleep_if(extra_checks); + if (!desc) + return; chip = desc->chip; trace_gpio_value(desc_to_gpio(desc), 0, value); if (test_bit(FLAG_OPEN_DRAIN, &desc->flags)) diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index c194f4e680ad..e2acfdbf7d3c 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -1634,7 +1634,7 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev, unsigned vblank = (pt->vactive_vblank_hi & 0xf) << 8 | pt->vblank_lo; unsigned hsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc0) << 2 | pt->hsync_offset_lo; unsigned hsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x30) << 4 | pt->hsync_pulse_width_lo; - unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) >> 2 | pt->vsync_offset_pulse_width_lo >> 4; + unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) << 2 | pt->vsync_offset_pulse_width_lo >> 4; unsigned vsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x3) << 4 | (pt->vsync_offset_pulse_width_lo & 0xf); /* ignore tiny modes */ @@ -1715,6 +1715,7 @@ set_size: } mode->type = DRM_MODE_TYPE_DRIVER; + mode->vrefresh = drm_mode_vrefresh(mode); drm_mode_set_name(mode); return mode; diff --git a/drivers/gpu/drm/drm_proc.c b/drivers/gpu/drm/drm_proc.c index ff5456b7df72..d7f2324b4fb1 100644 --- a/drivers/gpu/drm/drm_proc.c +++ b/drivers/gpu/drm/drm_proc.c @@ -49,7 +49,7 @@ /** * Proc file list. */ -static struct drm_info_list drm_proc_list[] = { +static const struct drm_info_list drm_proc_list[] = { {"name", drm_name_info, 0}, {"vm", drm_vm_info, 0}, {"clients", drm_clients_info, 0}, @@ -63,7 +63,7 @@ static struct drm_info_list drm_proc_list[] = { static int drm_proc_open(struct inode *inode, struct file *file) { - struct drm_info_node* node = PDE(inode)->data; + struct drm_info_node* node = PDE_DATA(inode); return single_open(file, node->info_ent->show, node); } @@ -89,13 +89,13 @@ static const struct file_operations drm_proc_fops = { * Create a given set of proc files represented by an array of * gdm_proc_lists in the given root directory. */ -static int drm_proc_create_files(struct drm_info_list *files, int count, +static int drm_proc_create_files(const struct drm_info_list *files, int count, struct proc_dir_entry *root, struct drm_minor *minor) { struct drm_device *dev = minor->dev; struct proc_dir_entry *ent; struct drm_info_node *tmp; - int i, ret; + int i; for (i = 0; i < count; i++) { u32 features = files[i].driver_features; @@ -105,10 +105,9 @@ static int drm_proc_create_files(struct drm_info_list *files, int count, continue; tmp = kmalloc(sizeof(struct drm_info_node), GFP_KERNEL); - if (tmp == NULL) { - ret = -1; - goto fail; - } + if (!tmp) + return -1; + tmp->minor = minor; tmp->info_ent = &files[i]; list_add(&tmp->list, &minor->proc_nodes.list); @@ -116,28 +115,20 @@ static int drm_proc_create_files(struct drm_info_list *files, int count, ent = proc_create_data(files[i].name, S_IRUGO, root, &drm_proc_fops, tmp); if (!ent) { - DRM_ERROR("Cannot create /proc/dri/%s/%s\n", - root->name, files[i].name); + DRM_ERROR("Cannot create /proc/dri/%u/%s\n", + minor->index, files[i].name); list_del(&tmp->list); kfree(tmp); - ret = -1; - goto fail; + return -1; } - } return 0; - -fail: - for (i = 0; i < count; i++) - remove_proc_entry(drm_proc_list[i].name, minor->proc_root); - return ret; } /** * Initialize the DRI proc filesystem for a device * * \param dev DRM device - * \param minor device minor number * \param root DRI proc dir entry. * \param dev_root resulting DRI device proc dir entry. * \return root entry pointer on success, or NULL on failure. @@ -146,14 +137,13 @@ fail: * "/proc/dri/%minor%/", and each entry in proc_list as * "/proc/dri/%minor%/%name%". */ -int drm_proc_init(struct drm_minor *minor, int minor_id, - struct proc_dir_entry *root) +int drm_proc_init(struct drm_minor *minor, struct proc_dir_entry *root) { - char name[64]; + char name[12]; int ret; INIT_LIST_HEAD(&minor->proc_nodes.list); - sprintf(name, "%d", minor_id); + sprintf(name, "%u", minor->index); minor->proc_root = proc_mkdir(name, root); if (!minor->proc_root) { DRM_ERROR("Cannot create /proc/dri/%s\n", name); @@ -163,7 +153,7 @@ int drm_proc_init(struct drm_minor *minor, int minor_id, ret = drm_proc_create_files(drm_proc_list, DRM_PROC_ENTRIES, minor->proc_root, minor); if (ret) { - remove_proc_entry(name, root); + remove_proc_subtree(name, root); minor->proc_root = NULL; DRM_ERROR("Failed to create core drm proc files\n"); return ret; @@ -172,7 +162,7 @@ int drm_proc_init(struct drm_minor *minor, int minor_id, return 0; } -static int drm_proc_remove_files(struct drm_info_list *files, int count, +static int drm_proc_remove_files(const struct drm_info_list *files, int count, struct drm_minor *minor) { struct list_head *pos, *q; @@ -213,8 +203,7 @@ int drm_proc_cleanup(struct drm_minor *minor, struct proc_dir_entry *root) drm_proc_remove_files(drm_proc_list, DRM_PROC_ENTRIES, minor); sprintf(name, "%d", minor->index); - remove_proc_entry(name, root); - + remove_proc_subtree(name, root); return 0; } diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c index 7d30802a018f..16f3ec579b3b 100644 --- a/drivers/gpu/drm/drm_stub.c +++ b/drivers/gpu/drm/drm_stub.c @@ -352,7 +352,7 @@ int drm_get_minor(struct drm_device *dev, struct drm_minor **minor, int type) idr_replace(&drm_minors_idr, new_minor, minor_id); if (type == DRM_MINOR_LEGACY) { - ret = drm_proc_init(new_minor, minor_id, drm_proc_root); + ret = drm_proc_init(new_minor, drm_proc_root); if (ret) { DRM_ERROR("DRM: Failed to initialize /proc/dri.\n"); goto err_mem; diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 36493ce71f9a..98cc14725ba9 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -38,11 +38,12 @@ /* position control register for hardware window 0, 2 ~ 4.*/ #define VIDOSD_A(win) (VIDOSD_BASE + 0x00 + (win) * 16) #define VIDOSD_B(win) (VIDOSD_BASE + 0x04 + (win) * 16) -/* size control register for hardware window 0. */ -#define VIDOSD_C_SIZE_W0 (VIDOSD_BASE + 0x08) -/* alpha control register for hardware window 1 ~ 4. */ -#define VIDOSD_C(win) (VIDOSD_BASE + 0x18 + (win) * 16) -/* size control register for hardware window 1 ~ 4. */ +/* + * size control register for hardware windows 0 and alpha control register + * for hardware windows 1 ~ 4 + */ +#define VIDOSD_C(win) (VIDOSD_BASE + 0x08 + (win) * 16) +/* size control register for hardware windows 1 ~ 2. */ #define VIDOSD_D(win) (VIDOSD_BASE + 0x0C + (win) * 16) #define VIDWx_BUF_START(win, buf) (VIDW_BUF_START(buf) + (win) * 8) @@ -50,9 +51,9 @@ #define VIDWx_BUF_SIZE(win, buf) (VIDW_BUF_SIZE(buf) + (win) * 4) /* color key control register for hardware window 1 ~ 4. */ -#define WKEYCON0_BASE(x) ((WKEYCON0 + 0x140) + (x * 8)) +#define WKEYCON0_BASE(x) ((WKEYCON0 + 0x140) + ((x - 1) * 8)) /* color key value register for hardware window 1 ~ 4. */ -#define WKEYCON1_BASE(x) ((WKEYCON1 + 0x140) + (x * 8)) +#define WKEYCON1_BASE(x) ((WKEYCON1 + 0x140) + ((x - 1) * 8)) /* FIMD has totally five hardware windows. */ #define WINDOWS_NR 5 @@ -109,9 +110,9 @@ struct fimd_context { #ifdef CONFIG_OF static const struct of_device_id fimd_driver_dt_match[] = { - { .compatible = "samsung,exynos4-fimd", + { .compatible = "samsung,exynos4210-fimd", .data = &exynos4_fimd_driver_data }, - { .compatible = "samsung,exynos5-fimd", + { .compatible = "samsung,exynos5250-fimd", .data = &exynos5_fimd_driver_data }, {}, }; @@ -581,7 +582,7 @@ static void fimd_win_commit(struct device *dev, int zpos) if (win != 3 && win != 4) { u32 offset = VIDOSD_D(win); if (win == 0) - offset = VIDOSD_C_SIZE_W0; + offset = VIDOSD_C(win); val = win_data->ovl_width * win_data->ovl_height; writel(val, ctx->regs + offset); diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index 3b0da0378acf..47a493c8a71f 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -48,8 +48,14 @@ /* registers for base address */ #define G2D_SRC_BASE_ADDR 0x0304 +#define G2D_SRC_COLOR_MODE 0x030C +#define G2D_SRC_LEFT_TOP 0x0310 +#define G2D_SRC_RIGHT_BOTTOM 0x0314 #define G2D_SRC_PLANE2_BASE_ADDR 0x0318 #define G2D_DST_BASE_ADDR 0x0404 +#define G2D_DST_COLOR_MODE 0x040C +#define G2D_DST_LEFT_TOP 0x0410 +#define G2D_DST_RIGHT_BOTTOM 0x0414 #define G2D_DST_PLANE2_BASE_ADDR 0x0418 #define G2D_PAT_BASE_ADDR 0x0500 #define G2D_MSK_BASE_ADDR 0x0520 @@ -82,7 +88,7 @@ #define G2D_DMA_LIST_DONE_COUNT_OFFSET 17 /* G2D_DMA_HOLD_CMD */ -#define G2D_USET_HOLD (1 << 2) +#define G2D_USER_HOLD (1 << 2) #define G2D_LIST_HOLD (1 << 1) #define G2D_BITBLT_HOLD (1 << 0) @@ -91,13 +97,27 @@ #define G2D_START_NHOLT (1 << 1) #define G2D_START_BITBLT (1 << 0) +/* buffer color format */ +#define G2D_FMT_XRGB8888 0 +#define G2D_FMT_ARGB8888 1 +#define G2D_FMT_RGB565 2 +#define G2D_FMT_XRGB1555 3 +#define G2D_FMT_ARGB1555 4 +#define G2D_FMT_XRGB4444 5 +#define G2D_FMT_ARGB4444 6 +#define G2D_FMT_PACKED_RGB888 7 +#define G2D_FMT_A8 11 +#define G2D_FMT_L8 12 + +/* buffer valid length */ +#define G2D_LEN_MIN 1 +#define G2D_LEN_MAX 8000 + #define G2D_CMDLIST_SIZE (PAGE_SIZE / 4) #define G2D_CMDLIST_NUM 64 #define G2D_CMDLIST_POOL_SIZE (G2D_CMDLIST_SIZE * G2D_CMDLIST_NUM) #define G2D_CMDLIST_DATA_NUM (G2D_CMDLIST_SIZE / sizeof(u32) - 2) -#define MAX_BUF_ADDR_NR 6 - /* maximum buffer pool size of userptr is 64MB as default */ #define MAX_POOL (64 * 1024 * 1024) @@ -106,6 +126,17 @@ enum { BUF_TYPE_USERPTR, }; +enum g2d_reg_type { + REG_TYPE_NONE = -1, + REG_TYPE_SRC, + REG_TYPE_SRC_PLANE2, + REG_TYPE_DST, + REG_TYPE_DST_PLANE2, + REG_TYPE_PAT, + REG_TYPE_MSK, + MAX_REG_TYPE_NR +}; + /* cmdlist data structure */ struct g2d_cmdlist { u32 head; @@ -113,6 +144,42 @@ struct g2d_cmdlist { u32 last; /* last data offset */ }; +/* + * A structure of buffer description + * + * @format: color format + * @left_x: the x coordinates of left top corner + * @top_y: the y coordinates of left top corner + * @right_x: the x coordinates of right bottom corner + * @bottom_y: the y coordinates of right bottom corner + * + */ +struct g2d_buf_desc { + unsigned int format; + unsigned int left_x; + unsigned int top_y; + unsigned int right_x; + unsigned int bottom_y; +}; + +/* + * A structure of buffer information + * + * @map_nr: manages the number of mapped buffers + * @reg_types: stores regitster type in the order of requested command + * @handles: stores buffer handle in its reg_type position + * @types: stores buffer type in its reg_type position + * @descs: stores buffer description in its reg_type position + * + */ +struct g2d_buf_info { + unsigned int map_nr; + enum g2d_reg_type reg_types[MAX_REG_TYPE_NR]; + unsigned long handles[MAX_REG_TYPE_NR]; + unsigned int types[MAX_REG_TYPE_NR]; + struct g2d_buf_desc descs[MAX_REG_TYPE_NR]; +}; + struct drm_exynos_pending_g2d_event { struct drm_pending_event base; struct drm_exynos_g2d_event event; @@ -131,14 +198,11 @@ struct g2d_cmdlist_userptr { bool in_pool; bool out_of_list; }; - struct g2d_cmdlist_node { struct list_head list; struct g2d_cmdlist *cmdlist; - unsigned int map_nr; - unsigned long handles[MAX_BUF_ADDR_NR]; - unsigned int obj_type[MAX_BUF_ADDR_NR]; dma_addr_t dma_addr; + struct g2d_buf_info buf_info; struct drm_exynos_pending_g2d_event *event; }; @@ -188,6 +252,7 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) struct exynos_drm_subdrv *subdrv = &g2d->subdrv; int nr; int ret; + struct g2d_buf_info *buf_info; init_dma_attrs(&g2d->cmdlist_dma_attrs); dma_set_attr(DMA_ATTR_WRITE_COMBINE, &g2d->cmdlist_dma_attrs); @@ -209,11 +274,17 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) } for (nr = 0; nr < G2D_CMDLIST_NUM; nr++) { + unsigned int i; + node[nr].cmdlist = g2d->cmdlist_pool_virt + nr * G2D_CMDLIST_SIZE; node[nr].dma_addr = g2d->cmdlist_pool + nr * G2D_CMDLIST_SIZE; + buf_info = &node[nr].buf_info; + for (i = 0; i < MAX_REG_TYPE_NR; i++) + buf_info->reg_types[i] = REG_TYPE_NONE; + list_add_tail(&node[nr].list, &g2d->free_cmdlist); } @@ -450,7 +521,7 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, DMA_BIDIRECTIONAL); if (ret < 0) { DRM_ERROR("failed to map sgt with dma region.\n"); - goto err_free_sgt; + goto err_sg_free_table; } g2d_userptr->dma_addr = sgt->sgl[0].dma_address; @@ -467,8 +538,10 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, return &g2d_userptr->dma_addr; -err_free_sgt: +err_sg_free_table: sg_free_table(sgt); + +err_free_sgt: kfree(sgt); sgt = NULL; @@ -506,36 +579,172 @@ static void g2d_userptr_free_all(struct drm_device *drm_dev, g2d->current_pool = 0; } +static enum g2d_reg_type g2d_get_reg_type(int reg_offset) +{ + enum g2d_reg_type reg_type; + + switch (reg_offset) { + case G2D_SRC_BASE_ADDR: + case G2D_SRC_COLOR_MODE: + case G2D_SRC_LEFT_TOP: + case G2D_SRC_RIGHT_BOTTOM: + reg_type = REG_TYPE_SRC; + break; + case G2D_SRC_PLANE2_BASE_ADDR: + reg_type = REG_TYPE_SRC_PLANE2; + break; + case G2D_DST_BASE_ADDR: + case G2D_DST_COLOR_MODE: + case G2D_DST_LEFT_TOP: + case G2D_DST_RIGHT_BOTTOM: + reg_type = REG_TYPE_DST; + break; + case G2D_DST_PLANE2_BASE_ADDR: + reg_type = REG_TYPE_DST_PLANE2; + break; + case G2D_PAT_BASE_ADDR: + reg_type = REG_TYPE_PAT; + break; + case G2D_MSK_BASE_ADDR: + reg_type = REG_TYPE_MSK; + break; + default: + reg_type = REG_TYPE_NONE; + DRM_ERROR("Unknown register offset![%d]\n", reg_offset); + break; + }; + + return reg_type; +} + +static unsigned long g2d_get_buf_bpp(unsigned int format) +{ + unsigned long bpp; + + switch (format) { + case G2D_FMT_XRGB8888: + case G2D_FMT_ARGB8888: + bpp = 4; + break; + case G2D_FMT_RGB565: + case G2D_FMT_XRGB1555: + case G2D_FMT_ARGB1555: + case G2D_FMT_XRGB4444: + case G2D_FMT_ARGB4444: + bpp = 2; + break; + case G2D_FMT_PACKED_RGB888: + bpp = 3; + break; + default: + bpp = 1; + break; + } + + return bpp; +} + +static bool g2d_check_buf_desc_is_valid(struct g2d_buf_desc *buf_desc, + enum g2d_reg_type reg_type, + unsigned long size) +{ + unsigned int width, height; + unsigned long area; + + /* + * check source and destination buffers only. + * so the others are always valid. + */ + if (reg_type != REG_TYPE_SRC && reg_type != REG_TYPE_DST) + return true; + + width = buf_desc->right_x - buf_desc->left_x; + if (width < G2D_LEN_MIN || width > G2D_LEN_MAX) { + DRM_ERROR("width[%u] is out of range!\n", width); + return false; + } + + height = buf_desc->bottom_y - buf_desc->top_y; + if (height < G2D_LEN_MIN || height > G2D_LEN_MAX) { + DRM_ERROR("height[%u] is out of range!\n", height); + return false; + } + + area = (unsigned long)width * (unsigned long)height * + g2d_get_buf_bpp(buf_desc->format); + if (area > size) { + DRM_ERROR("area[%lu] is out of range[%lu]!\n", area, size); + return false; + } + + return true; +} + static int g2d_map_cmdlist_gem(struct g2d_data *g2d, struct g2d_cmdlist_node *node, struct drm_device *drm_dev, struct drm_file *file) { struct g2d_cmdlist *cmdlist = node->cmdlist; + struct g2d_buf_info *buf_info = &node->buf_info; int offset; + int ret; int i; - for (i = 0; i < node->map_nr; i++) { + for (i = 0; i < buf_info->map_nr; i++) { + struct g2d_buf_desc *buf_desc; + enum g2d_reg_type reg_type; + int reg_pos; unsigned long handle; dma_addr_t *addr; - offset = cmdlist->last - (i * 2 + 1); - handle = cmdlist->data[offset]; + reg_pos = cmdlist->last - 2 * (i + 1); + + offset = cmdlist->data[reg_pos]; + handle = cmdlist->data[reg_pos + 1]; + + reg_type = g2d_get_reg_type(offset); + if (reg_type == REG_TYPE_NONE) { + ret = -EFAULT; + goto err; + } + + buf_desc = &buf_info->descs[reg_type]; + + if (buf_info->types[reg_type] == BUF_TYPE_GEM) { + unsigned long size; + + size = exynos_drm_gem_get_size(drm_dev, handle, file); + if (!size) { + ret = -EFAULT; + goto err; + } + + if (!g2d_check_buf_desc_is_valid(buf_desc, reg_type, + size)) { + ret = -EFAULT; + goto err; + } - if (node->obj_type[i] == BUF_TYPE_GEM) { addr = exynos_drm_gem_get_dma_addr(drm_dev, handle, file); if (IS_ERR(addr)) { - node->map_nr = i; - return -EFAULT; + ret = -EFAULT; + goto err; } } else { struct drm_exynos_g2d_userptr g2d_userptr; if (copy_from_user(&g2d_userptr, (void __user *)handle, sizeof(struct drm_exynos_g2d_userptr))) { - node->map_nr = i; - return -EFAULT; + ret = -EFAULT; + goto err; + } + + if (!g2d_check_buf_desc_is_valid(buf_desc, reg_type, + g2d_userptr.size)) { + ret = -EFAULT; + goto err; } addr = g2d_userptr_get_dma_addr(drm_dev, @@ -544,16 +753,21 @@ static int g2d_map_cmdlist_gem(struct g2d_data *g2d, file, &handle); if (IS_ERR(addr)) { - node->map_nr = i; - return -EFAULT; + ret = -EFAULT; + goto err; } } - cmdlist->data[offset] = *addr; - node->handles[i] = handle; + cmdlist->data[reg_pos + 1] = *addr; + buf_info->reg_types[i] = reg_type; + buf_info->handles[reg_type] = handle; } return 0; + +err: + buf_info->map_nr = i; + return ret; } static void g2d_unmap_cmdlist_gem(struct g2d_data *g2d, @@ -561,22 +775,33 @@ static void g2d_unmap_cmdlist_gem(struct g2d_data *g2d, struct drm_file *filp) { struct exynos_drm_subdrv *subdrv = &g2d->subdrv; + struct g2d_buf_info *buf_info = &node->buf_info; int i; - for (i = 0; i < node->map_nr; i++) { - unsigned long handle = node->handles[i]; + for (i = 0; i < buf_info->map_nr; i++) { + struct g2d_buf_desc *buf_desc; + enum g2d_reg_type reg_type; + unsigned long handle; + + reg_type = buf_info->reg_types[i]; + + buf_desc = &buf_info->descs[reg_type]; + handle = buf_info->handles[reg_type]; - if (node->obj_type[i] == BUF_TYPE_GEM) + if (buf_info->types[reg_type] == BUF_TYPE_GEM) exynos_drm_gem_put_dma_addr(subdrv->drm_dev, handle, filp); else g2d_userptr_put_dma_addr(subdrv->drm_dev, handle, false); - node->handles[i] = 0; + buf_info->reg_types[i] = REG_TYPE_NONE; + buf_info->handles[reg_type] = 0; + buf_info->types[reg_type] = 0; + memset(buf_desc, 0x00, sizeof(*buf_desc)); } - node->map_nr = 0; + buf_info->map_nr = 0; } static void g2d_dma_start(struct g2d_data *g2d, @@ -589,10 +814,6 @@ static void g2d_dma_start(struct g2d_data *g2d, pm_runtime_get_sync(g2d->dev); clk_enable(g2d->gate_clk); - /* interrupt enable */ - writel_relaxed(G2D_INTEN_ACF | G2D_INTEN_UCF | G2D_INTEN_GCF, - g2d->regs + G2D_INTEN); - writel_relaxed(node->dma_addr, g2d->regs + G2D_DMA_SFR_BASE_ADDR); writel_relaxed(G2D_DMA_START, g2d->regs + G2D_DMA_COMMAND); } @@ -643,7 +864,6 @@ static void g2d_runqueue_worker(struct work_struct *work) struct g2d_data *g2d = container_of(work, struct g2d_data, runqueue_work); - mutex_lock(&g2d->runqueue_mutex); clk_disable(g2d->gate_clk); pm_runtime_put_sync(g2d->dev); @@ -724,20 +944,14 @@ static int g2d_check_reg_offset(struct device *dev, int i; for (i = 0; i < nr; i++) { - index = cmdlist->last - 2 * (i + 1); + struct g2d_buf_info *buf_info = &node->buf_info; + struct g2d_buf_desc *buf_desc; + enum g2d_reg_type reg_type; + unsigned long value; - if (for_addr) { - /* check userptr buffer type. */ - reg_offset = (cmdlist->data[index] & - ~0x7fffffff) >> 31; - if (reg_offset) { - node->obj_type[i] = BUF_TYPE_USERPTR; - cmdlist->data[index] &= ~G2D_BUF_USERPTR; - } - } + index = cmdlist->last - 2 * (i + 1); reg_offset = cmdlist->data[index] & ~0xfffff000; - if (reg_offset < G2D_VALID_START || reg_offset > G2D_VALID_END) goto err; if (reg_offset % 4) @@ -753,8 +967,60 @@ static int g2d_check_reg_offset(struct device *dev, if (!for_addr) goto err; - if (node->obj_type[i] != BUF_TYPE_USERPTR) - node->obj_type[i] = BUF_TYPE_GEM; + reg_type = g2d_get_reg_type(reg_offset); + if (reg_type == REG_TYPE_NONE) + goto err; + + /* check userptr buffer type. */ + if ((cmdlist->data[index] & ~0x7fffffff) >> 31) { + buf_info->types[reg_type] = BUF_TYPE_USERPTR; + cmdlist->data[index] &= ~G2D_BUF_USERPTR; + } else + buf_info->types[reg_type] = BUF_TYPE_GEM; + break; + case G2D_SRC_COLOR_MODE: + case G2D_DST_COLOR_MODE: + if (for_addr) + goto err; + + reg_type = g2d_get_reg_type(reg_offset); + if (reg_type == REG_TYPE_NONE) + goto err; + + buf_desc = &buf_info->descs[reg_type]; + value = cmdlist->data[index + 1]; + + buf_desc->format = value & 0xf; + break; + case G2D_SRC_LEFT_TOP: + case G2D_DST_LEFT_TOP: + if (for_addr) + goto err; + + reg_type = g2d_get_reg_type(reg_offset); + if (reg_type == REG_TYPE_NONE) + goto err; + + buf_desc = &buf_info->descs[reg_type]; + value = cmdlist->data[index + 1]; + + buf_desc->left_x = value & 0x1fff; + buf_desc->top_y = (value & 0x1fff0000) >> 16; + break; + case G2D_SRC_RIGHT_BOTTOM: + case G2D_DST_RIGHT_BOTTOM: + if (for_addr) + goto err; + + reg_type = g2d_get_reg_type(reg_offset); + if (reg_type == REG_TYPE_NONE) + goto err; + + buf_desc = &buf_info->descs[reg_type]; + value = cmdlist->data[index + 1]; + + buf_desc->right_x = value & 0x1fff; + buf_desc->bottom_y = (value & 0x1fff0000) >> 16; break; default: if (for_addr) @@ -860,9 +1126,23 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, cmdlist->data[cmdlist->last++] = G2D_SRC_BASE_ADDR; cmdlist->data[cmdlist->last++] = 0; + /* + * 'LIST_HOLD' command should be set to the DMA_HOLD_CMD_REG + * and GCF bit should be set to INTEN register if user wants + * G2D interrupt event once current command list execution is + * finished. + * Otherwise only ACF bit should be set to INTEN register so + * that one interrupt is occured after all command lists + * have been completed. + */ if (node->event) { + cmdlist->data[cmdlist->last++] = G2D_INTEN; + cmdlist->data[cmdlist->last++] = G2D_INTEN_ACF | G2D_INTEN_GCF; cmdlist->data[cmdlist->last++] = G2D_DMA_HOLD_CMD; cmdlist->data[cmdlist->last++] = G2D_LIST_HOLD; + } else { + cmdlist->data[cmdlist->last++] = G2D_INTEN; + cmdlist->data[cmdlist->last++] = G2D_INTEN_ACF; } /* Check size of cmdlist: last 2 is about G2D_BITBLT_START */ @@ -887,7 +1167,7 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, if (ret < 0) goto err_free_event; - node->map_nr = req->cmd_buf_nr; + node->buf_info.map_nr = req->cmd_buf_nr; if (req->cmd_buf_nr) { struct drm_exynos_g2d_cmd *cmd_buf; diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c index 67e17ce112b6..0e6fe000578c 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -164,6 +164,27 @@ out: exynos_gem_obj = NULL; } +unsigned long exynos_drm_gem_get_size(struct drm_device *dev, + unsigned int gem_handle, + struct drm_file *file_priv) +{ + struct exynos_drm_gem_obj *exynos_gem_obj; + struct drm_gem_object *obj; + + obj = drm_gem_object_lookup(dev, file_priv, gem_handle); + if (!obj) { + DRM_ERROR("failed to lookup gem object.\n"); + return 0; + } + + exynos_gem_obj = to_exynos_gem_obj(obj); + + drm_gem_object_unreference_unlocked(obj); + + return exynos_gem_obj->buffer->size; +} + + struct exynos_drm_gem_obj *exynos_drm_gem_init(struct drm_device *dev, unsigned long size) { diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.h b/drivers/gpu/drm/exynos/exynos_drm_gem.h index 35ebac47dc2b..468766bee450 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.h +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.h @@ -130,6 +130,11 @@ int exynos_drm_gem_userptr_ioctl(struct drm_device *dev, void *data, int exynos_drm_gem_get_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); +/* get buffer size to gem handle. */ +unsigned long exynos_drm_gem_get_size(struct drm_device *dev, + unsigned int gem_handle, + struct drm_file *file_priv); + /* initialize gem object. */ int exynos_drm_gem_init_object(struct drm_gem_object *obj); diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c index 13ccbd4bcfaa..9504b0cd825a 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -117,13 +117,12 @@ static struct edid *vidi_get_edid(struct device *dev, } edid_len = (1 + ctx->raw_edid->extensions) * EDID_LENGTH; - edid = kzalloc(edid_len, GFP_KERNEL); + edid = kmemdup(ctx->raw_edid, edid_len, GFP_KERNEL); if (!edid) { DRM_DEBUG_KMS("failed to allocate edid\n"); return ERR_PTR(-ENOMEM); } - memcpy(edid, ctx->raw_edid, edid_len); return edid; } @@ -563,12 +562,11 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void *data, return -EINVAL; } edid_len = (1 + raw_edid->extensions) * EDID_LENGTH; - ctx->raw_edid = kzalloc(edid_len, GFP_KERNEL); + ctx->raw_edid = kmemdup(raw_edid, edid_len, GFP_KERNEL); if (!ctx->raw_edid) { DRM_DEBUG_KMS("failed to allocate raw_edid.\n"); return -ENOMEM; } - memcpy(ctx->raw_edid, raw_edid, edid_len); } else { /* * with connection = 0, free raw_edid diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index e919aba29b3d..2f4f72f07047 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -818,7 +818,7 @@ static void mixer_win_disable(void *ctx, int win) mixer_ctx->win_data[win].enabled = false; } -int mixer_check_timing(void *ctx, struct fb_videomode *timing) +static int mixer_check_timing(void *ctx, struct fb_videomode *timing) { struct mixer_context *mixer_ctx = ctx; u32 w, h; diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index aae31489c893..7299ea45dd03 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -103,7 +103,7 @@ static const char *cache_level_str(int type) static void describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) { - seq_printf(m, "%p: %s%s %8zdKiB %02x %02x %d %d %d%s%s%s", + seq_printf(m, "%pK: %s%s %8zdKiB %02x %02x %d %d %d%s%s%s", &obj->base, get_pin_flag(obj), get_tiling_flag(obj), diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index c5b8c81b9440..e9b57893db2b 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -125,6 +125,11 @@ MODULE_PARM_DESC(preliminary_hw_support, "Enable Haswell and ValleyView Support. " "(default: false)"); +int i915_disable_power_well __read_mostly = 0; +module_param_named(disable_power_well, i915_disable_power_well, int, 0600); +MODULE_PARM_DESC(disable_power_well, + "Disable the power well when possible (default: false)"); + static struct drm_driver driver; extern int intel_agp_enabled; @@ -379,15 +384,15 @@ static const struct pci_device_id pciidlist[] = { /* aka */ INTEL_VGA_DEVICE(0x0A06, &intel_haswell_m_info), /* ULT GT1 mobile */ INTEL_VGA_DEVICE(0x0A16, &intel_haswell_m_info), /* ULT GT2 mobile */ INTEL_VGA_DEVICE(0x0A26, &intel_haswell_m_info), /* ULT GT2 mobile */ - INTEL_VGA_DEVICE(0x0D12, &intel_haswell_d_info), /* CRW GT1 desktop */ + INTEL_VGA_DEVICE(0x0D02, &intel_haswell_d_info), /* CRW GT1 desktop */ + INTEL_VGA_DEVICE(0x0D12, &intel_haswell_d_info), /* CRW GT2 desktop */ INTEL_VGA_DEVICE(0x0D22, &intel_haswell_d_info), /* CRW GT2 desktop */ - INTEL_VGA_DEVICE(0x0D32, &intel_haswell_d_info), /* CRW GT2 desktop */ - INTEL_VGA_DEVICE(0x0D1A, &intel_haswell_d_info), /* CRW GT1 server */ + INTEL_VGA_DEVICE(0x0D0A, &intel_haswell_d_info), /* CRW GT1 server */ + INTEL_VGA_DEVICE(0x0D1A, &intel_haswell_d_info), /* CRW GT2 server */ INTEL_VGA_DEVICE(0x0D2A, &intel_haswell_d_info), /* CRW GT2 server */ - INTEL_VGA_DEVICE(0x0D3A, &intel_haswell_d_info), /* CRW GT2 server */ - INTEL_VGA_DEVICE(0x0D16, &intel_haswell_m_info), /* CRW GT1 mobile */ + INTEL_VGA_DEVICE(0x0D06, &intel_haswell_m_info), /* CRW GT1 mobile */ + INTEL_VGA_DEVICE(0x0D16, &intel_haswell_m_info), /* CRW GT2 mobile */ INTEL_VGA_DEVICE(0x0D26, &intel_haswell_m_info), /* CRW GT2 mobile */ - INTEL_VGA_DEVICE(0x0D36, &intel_haswell_m_info), /* CRW GT2 mobile */ INTEL_VGA_DEVICE(0x0f30, &intel_valleyview_m_info), INTEL_VGA_DEVICE(0x0157, &intel_valleyview_m_info), INTEL_VGA_DEVICE(0x0155, &intel_valleyview_d_info), @@ -495,6 +500,7 @@ static int i915_drm_freeze(struct drm_device *dev) intel_modeset_disable(dev); drm_irq_uninstall(dev); + dev_priv->enable_hotplug_processing = false; } i915_save_state(dev); @@ -568,10 +574,20 @@ static int __i915_drm_thaw(struct drm_device *dev) error = i915_gem_init_hw(dev); mutex_unlock(&dev->struct_mutex); + /* We need working interrupts for modeset enabling ... */ + drm_irq_install(dev); + intel_modeset_init_hw(dev); intel_modeset_setup_hw_state(dev, false); - drm_irq_install(dev); + + /* + * ... but also need to make sure that hotplug processing + * doesn't cause havoc. Like in the driver load code we don't + * bother with the tiny race here where we might loose hotplug + * notifications. + * */ intel_hpd_init(dev); + dev_priv->enable_hotplug_processing = true; } intel_opregion_init(dev); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index e95337c97459..01769e2a9953 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1398,6 +1398,7 @@ extern int i915_enable_fbc __read_mostly; extern bool i915_enable_hangcheck __read_mostly; extern int i915_enable_ppgtt __read_mostly; extern unsigned int i915_preliminary_hw_support __read_mostly; +extern int i915_disable_power_well __read_mostly; extern int i915_suspend(struct drm_device *dev, pm_message_t state); extern int i915_resume(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 2f2daebd0eef..3b11ab0fbc96 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -732,6 +732,8 @@ validate_exec_list(struct drm_i915_gem_exec_object2 *exec, int count) { int i; + int relocs_total = 0; + int relocs_max = INT_MAX / sizeof(struct drm_i915_gem_relocation_entry); for (i = 0; i < count; i++) { char __user *ptr = (char __user *)(uintptr_t)exec[i].relocs_ptr; @@ -740,10 +742,13 @@ validate_exec_list(struct drm_i915_gem_exec_object2 *exec, if (exec[i].flags & __EXEC_OBJECT_UNKNOWN_FLAGS) return -EINVAL; - /* First check for malicious input causing overflow */ - if (exec[i].relocation_count > - INT_MAX / sizeof(struct drm_i915_gem_relocation_entry)) + /* First check for malicious input causing overflow in + * the worst case where we need to allocate the entire + * relocation tree as a single array. + */ + if (exec[i].relocation_count > relocs_max - relocs_total) return -EINVAL; + relocs_total += exec[i].relocation_count; length = exec[i].relocation_count * sizeof(struct drm_i915_gem_relocation_entry); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 2cd97d1cc920..3c7bb0410b51 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -701,7 +701,7 @@ static irqreturn_t ivybridge_irq_handler(int irq, void *arg) { struct drm_device *dev = (struct drm_device *) arg; drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; - u32 de_iir, gt_iir, de_ier, pm_iir; + u32 de_iir, gt_iir, de_ier, pm_iir, sde_ier; irqreturn_t ret = IRQ_NONE; int i; @@ -711,6 +711,15 @@ static irqreturn_t ivybridge_irq_handler(int irq, void *arg) de_ier = I915_READ(DEIER); I915_WRITE(DEIER, de_ier & ~DE_MASTER_IRQ_CONTROL); + /* Disable south interrupts. We'll only write to SDEIIR once, so further + * interrupts will will be stored on its back queue, and then we'll be + * able to process them after we restore SDEIER (as soon as we restore + * it, we'll get an interrupt if SDEIIR still has something to process + * due to its back queue). */ + sde_ier = I915_READ(SDEIER); + I915_WRITE(SDEIER, 0); + POSTING_READ(SDEIER); + gt_iir = I915_READ(GTIIR); if (gt_iir) { snb_gt_irq_handler(dev, dev_priv, gt_iir); @@ -759,6 +768,8 @@ static irqreturn_t ivybridge_irq_handler(int irq, void *arg) I915_WRITE(DEIER, de_ier); POSTING_READ(DEIER); + I915_WRITE(SDEIER, sde_ier); + POSTING_READ(SDEIER); return ret; } @@ -778,7 +789,7 @@ static irqreturn_t ironlake_irq_handler(int irq, void *arg) struct drm_device *dev = (struct drm_device *) arg; drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; int ret = IRQ_NONE; - u32 de_iir, gt_iir, de_ier, pm_iir; + u32 de_iir, gt_iir, de_ier, pm_iir, sde_ier; atomic_inc(&dev_priv->irq_received); @@ -787,6 +798,15 @@ static irqreturn_t ironlake_irq_handler(int irq, void *arg) I915_WRITE(DEIER, de_ier & ~DE_MASTER_IRQ_CONTROL); POSTING_READ(DEIER); + /* Disable south interrupts. We'll only write to SDEIIR once, so further + * interrupts will will be stored on its back queue, and then we'll be + * able to process them after we restore SDEIER (as soon as we restore + * it, we'll get an interrupt if SDEIIR still has something to process + * due to its back queue). */ + sde_ier = I915_READ(SDEIER); + I915_WRITE(SDEIER, 0); + POSTING_READ(SDEIER); + de_iir = I915_READ(DEIIR); gt_iir = I915_READ(GTIIR); pm_iir = I915_READ(GEN6_PMIIR); @@ -849,6 +869,8 @@ static irqreturn_t ironlake_irq_handler(int irq, void *arg) done: I915_WRITE(DEIER, de_ier); POSTING_READ(DEIER); + I915_WRITE(SDEIER, sde_ier); + POSTING_READ(SDEIER); return ret; } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 527b664d3434..848992f67d56 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1613,9 +1613,9 @@ #define ADPA_CRT_HOTPLUG_FORCE_TRIGGER (1<<16) #define ADPA_USE_VGA_HVPOLARITY (1<<15) #define ADPA_SETS_HVPOLARITY 0 -#define ADPA_VSYNC_CNTL_DISABLE (1<<11) +#define ADPA_VSYNC_CNTL_DISABLE (1<<10) #define ADPA_VSYNC_CNTL_ENABLE 0 -#define ADPA_HSYNC_CNTL_DISABLE (1<<10) +#define ADPA_HSYNC_CNTL_DISABLE (1<<11) #define ADPA_HSYNC_CNTL_ENABLE 0 #define ADPA_VSYNC_ACTIVE_HIGH (1<<4) #define ADPA_VSYNC_ACTIVE_LOW 0 diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 969d08c72d10..32a3693905ec 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -88,7 +88,7 @@ static void intel_disable_crt(struct intel_encoder *encoder) u32 temp; temp = I915_READ(crt->adpa_reg); - temp &= ~(ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE); + temp |= ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE; temp &= ~ADPA_DAC_ENABLE; I915_WRITE(crt->adpa_reg, temp); } diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index d64af5aa4a1c..8d0bac3c35d7 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -1391,8 +1391,8 @@ void intel_ddi_prepare_link_retrain(struct drm_encoder *encoder) struct intel_dp *intel_dp = &intel_dig_port->dp; struct drm_i915_private *dev_priv = encoder->dev->dev_private; enum port port = intel_dig_port->port; - bool wait; uint32_t val; + bool wait = false; if (I915_READ(DP_TP_CTL(port)) & DP_TP_CTL_ENABLE) { val = I915_READ(DDI_BUF_CTL(port)); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index a05ac2c91ba2..b20d50192fcc 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3604,6 +3604,30 @@ static void intel_crtc_dpms_overlay(struct intel_crtc *intel_crtc, bool enable) */ } +/** + * i9xx_fixup_plane - ugly workaround for G45 to fire up the hardware + * cursor plane briefly if not already running after enabling the display + * plane. + * This workaround avoids occasional blank screens when self refresh is + * enabled. + */ +static void +g4x_fixup_plane(struct drm_i915_private *dev_priv, enum pipe pipe) +{ + u32 cntl = I915_READ(CURCNTR(pipe)); + + if ((cntl & CURSOR_MODE) == 0) { + u32 fw_bcl_self = I915_READ(FW_BLC_SELF); + + I915_WRITE(FW_BLC_SELF, fw_bcl_self & ~FW_BLC_SELF_EN); + I915_WRITE(CURCNTR(pipe), CURSOR_MODE_64_ARGB_AX); + intel_wait_for_vblank(dev_priv->dev, pipe); + I915_WRITE(CURCNTR(pipe), cntl); + I915_WRITE(CURBASE(pipe), I915_READ(CURBASE(pipe))); + I915_WRITE(FW_BLC_SELF, fw_bcl_self); + } +} + static void i9xx_crtc_enable(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; @@ -3629,6 +3653,8 @@ static void i9xx_crtc_enable(struct drm_crtc *crtc) intel_enable_pipe(dev_priv, pipe, false); intel_enable_plane(dev_priv, plane, pipe); + if (IS_G4X(dev)) + g4x_fixup_plane(dev_priv, pipe); intel_crtc_load_lut(crtc); intel_update_fbc(dev); @@ -5745,6 +5771,11 @@ static int haswell_crtc_mode_set(struct drm_crtc *crtc, num_connectors++; } + if (is_cpu_edp) + intel_crtc->cpu_transcoder = TRANSCODER_EDP; + else + intel_crtc->cpu_transcoder = pipe; + /* We are not sure yet this won't happen. */ WARN(!HAS_PCH_LPT(dev), "Unexpected PCH type %d\n", INTEL_PCH_TYPE(dev)); @@ -5811,11 +5842,6 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, int pipe = intel_crtc->pipe; int ret; - if (IS_HASWELL(dev) && intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP)) - intel_crtc->cpu_transcoder = TRANSCODER_EDP; - else - intel_crtc->cpu_transcoder = pipe; - drm_vblank_pre_modeset(dev, pipe); ret = dev_priv->display.crtc_mode_set(crtc, mode, adjusted_mode, @@ -7256,8 +7282,8 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, { struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = dev->dev_private; - struct intel_framebuffer *intel_fb; - struct drm_i915_gem_object *obj; + struct drm_framebuffer *old_fb = crtc->fb; + struct drm_i915_gem_object *obj = to_intel_framebuffer(fb)->obj; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); struct intel_unpin_work *work; unsigned long flags; @@ -7282,8 +7308,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, work->event = event; work->crtc = crtc; - intel_fb = to_intel_framebuffer(crtc->fb); - work->old_fb_obj = intel_fb->obj; + work->old_fb_obj = to_intel_framebuffer(old_fb)->obj; INIT_WORK(&work->work, intel_unpin_work_fn); ret = drm_vblank_get(dev, intel_crtc->pipe); @@ -7303,9 +7328,6 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, intel_crtc->unpin_work = work; spin_unlock_irqrestore(&dev->event_lock, flags); - intel_fb = to_intel_framebuffer(fb); - obj = intel_fb->obj; - if (atomic_read(&intel_crtc->unpin_work_count) >= 2) flush_workqueue(dev_priv->wq); @@ -7340,6 +7362,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, cleanup_pending: atomic_dec(&intel_crtc->unpin_work_count); + crtc->fb = old_fb; drm_gem_object_unreference(&work->old_fb_obj->base); drm_gem_object_unreference(&obj->base); mutex_unlock(&dev->struct_mutex); diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index f61cb7998c72..d7d4afe01341 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -353,7 +353,8 @@ intel_dp_aux_wait_done(struct intel_dp *intel_dp, bool has_aux_irq) #define C (((status = I915_READ_NOTRACE(ch_ctl)) & DP_AUX_CH_CTL_SEND_BUSY) == 0) if (has_aux_irq) - done = wait_event_timeout(dev_priv->gmbus_wait_queue, C, 10); + done = wait_event_timeout(dev_priv->gmbus_wait_queue, C, + msecs_to_jiffies(10)); else done = wait_for_atomic(C, 10) == 0; if (!done) @@ -819,6 +820,7 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, struct intel_link_m_n m_n; int pipe = intel_crtc->pipe; enum transcoder cpu_transcoder = intel_crtc->cpu_transcoder; + int target_clock; /* * Find the lane count in the intel_encoder private @@ -834,13 +836,22 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode, } } + target_clock = mode->clock; + for_each_encoder_on_crtc(dev, crtc, intel_encoder) { + if (intel_encoder->type == INTEL_OUTPUT_EDP) { + target_clock = intel_edp_target_clock(intel_encoder, + mode); + break; + } + } + /* * Compute the GMCH and Link ratios. The '3' here is * the number of bytes_per_pixel post-LUT, which we always * set up for 8-bits of R/G/B, or 3 bytes total. */ intel_link_compute_m_n(intel_crtc->bpp, lane_count, - mode->clock, adjusted_mode->clock, &m_n); + target_clock, adjusted_mode->clock, &m_n); if (IS_HASWELL(dev)) { I915_WRITE(PIPE_DATA_M1(cpu_transcoder), @@ -1929,7 +1940,7 @@ intel_dp_start_link_train(struct intel_dp *intel_dp) for (i = 0; i < intel_dp->lane_count; i++) if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0) break; - if (i == intel_dp->lane_count && voltage_tries == 5) { + if (i == intel_dp->lane_count) { ++loop_tries; if (loop_tries == 5) { DRM_DEBUG_KMS("too many full retries, give up\n"); diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c index acf8aec9ada7..ef4744e1bf0b 100644 --- a/drivers/gpu/drm/i915/intel_i2c.c +++ b/drivers/gpu/drm/i915/intel_i2c.c @@ -203,7 +203,13 @@ intel_gpio_setup(struct intel_gmbus *bus, u32 pin) algo->data = bus; } -#define HAS_GMBUS_IRQ(dev) (INTEL_INFO(dev)->gen >= 4) +/* + * gmbus on gen4 seems to be able to generate legacy interrupts even when in MSI + * mode. This results in spurious interrupt warnings if the legacy irq no. is + * shared with another device. The kernel then disables that interrupt source + * and so prevents the other device from working properly. + */ +#define HAS_GMBUS_IRQ(dev) (INTEL_INFO(dev)->gen >= 5) static int gmbus_wait_hw_status(struct drm_i915_private *dev_priv, u32 gmbus2_status, @@ -214,6 +220,9 @@ gmbus_wait_hw_status(struct drm_i915_private *dev_priv, u32 gmbus2 = 0; DEFINE_WAIT(wait); + if (!HAS_GMBUS_IRQ(dev_priv->dev)) + gmbus4_irq_en = 0; + /* Important: The hw handles only the first bit, so set only one! Since * we also need to check for NAKs besides the hw ready/idle signal, we * need to wake up periodically and check that ourselves. */ diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index a3730e0289e5..bee8cb6108a7 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -321,9 +321,6 @@ void intel_panel_enable_backlight(struct drm_device *dev, if (dev_priv->backlight_level == 0) dev_priv->backlight_level = intel_panel_get_max_backlight(dev); - dev_priv->backlight_enabled = true; - intel_panel_actually_set_backlight(dev, dev_priv->backlight_level); - if (INTEL_INFO(dev)->gen >= 4) { uint32_t reg, tmp; @@ -359,12 +356,12 @@ void intel_panel_enable_backlight(struct drm_device *dev, } set_level: - /* Check the current backlight level and try to set again if it's zero. - * On some machines, BLC_PWM_CPU_CTL is cleared to zero automatically - * when BLC_PWM_CPU_CTL2 and BLC_PWM_PCH_CTL1 are written. + /* Call below after setting BLC_PWM_CPU_CTL2 and BLC_PWM_PCH_CTL1. + * BLC_PWM_CPU_CTL may be cleared to zero automatically when these + * registers are set. */ - if (!intel_panel_get_backlight(dev)) - intel_panel_actually_set_backlight(dev, dev_priv->backlight_level); + dev_priv->backlight_enabled = true; + intel_panel_actually_set_backlight(dev, dev_priv->backlight_level); } static void intel_panel_init_backlight(struct drm_device *dev) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 61fee7fcdc2c..adca00783e61 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2574,7 +2574,7 @@ static void gen6_enable_rps(struct drm_device *dev) I915_WRITE(GEN6_RC_SLEEP, 0); I915_WRITE(GEN6_RC1e_THRESHOLD, 1000); I915_WRITE(GEN6_RC6_THRESHOLD, 50000); - I915_WRITE(GEN6_RC6p_THRESHOLD, 100000); + I915_WRITE(GEN6_RC6p_THRESHOLD, 150000); I915_WRITE(GEN6_RC6pp_THRESHOLD, 64000); /* unused */ /* Check if we are enabling RC6 */ @@ -4079,6 +4079,9 @@ void intel_set_power_well(struct drm_device *dev, bool enable) if (!IS_HASWELL(dev)) return; + if (!i915_disable_power_well && !enable) + return; + tmp = I915_READ(HSW_PWR_WELL_DRIVER); is_enabled = tmp & HSW_PWR_WELL_STATE; enable_requested = tmp & HSW_PWR_WELL_ENABLE; diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h b/drivers/gpu/drm/mgag200/mgag200_drv.h index 5ea5033eae0a..4d932c46725d 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.h +++ b/drivers/gpu/drm/mgag200/mgag200_drv.h @@ -112,7 +112,6 @@ struct mga_framebuffer { struct mga_fbdev { struct drm_fb_helper helper; struct mga_framebuffer mfb; - struct list_head fbdev_list; void *sysram; int size; struct ttm_bo_kmap_obj mapping; diff --git a/drivers/gpu/drm/mgag200/mgag200_i2c.c b/drivers/gpu/drm/mgag200/mgag200_i2c.c index 5a88ec51b513..d3dcf54e6233 100644 --- a/drivers/gpu/drm/mgag200/mgag200_i2c.c +++ b/drivers/gpu/drm/mgag200/mgag200_i2c.c @@ -92,6 +92,7 @@ struct mga_i2c_chan *mgag200_i2c_create(struct drm_device *dev) int ret; int data, clock; + WREG_DAC(MGA1064_GEN_IO_CTL2, 1); WREG_DAC(MGA1064_GEN_IO_DATA, 0xff); WREG_DAC(MGA1064_GEN_IO_CTL, 0); diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index d3d99a28ddef..fe22bb780e1d 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -382,19 +382,19 @@ static int mga_g200eh_set_plls(struct mga_device *mdev, long clock) m = n = p = 0; vcomax = 800000; vcomin = 400000; - pllreffreq = 3333; + pllreffreq = 33333; delta = 0xffffffff; permitteddelta = clock * 5 / 1000; - for (testp = 16; testp > 0; testp--) { + for (testp = 16; testp > 0; testp >>= 1) { if (clock * testp > vcomax) continue; if (clock * testp < vcomin) continue; for (testm = 1; testm < 33; testm++) { - for (testn = 1; testn < 257; testn++) { + for (testn = 17; testn < 257; testn++) { computed = (pllreffreq * testn) / (testm * testp); if (computed > clock) @@ -404,11 +404,11 @@ static int mga_g200eh_set_plls(struct mga_device *mdev, long clock) if (tmpdelta < delta) { delta = tmpdelta; n = testn - 1; - m = (testm - 1) | ((n >> 1) & 0x80); + m = (testm - 1); p = testp - 1; } if ((clock * testp) >= 600000) - p |= 80; + p |= 0x80; } } } @@ -1406,6 +1406,14 @@ static int mga_vga_get_modes(struct drm_connector *connector) static int mga_vga_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { + struct drm_device *dev = connector->dev; + struct mga_device *mdev = (struct mga_device*)dev->dev_private; + struct mga_fbdev *mfbdev = mdev->mfbdev; + struct drm_fb_helper *fb_helper = &mfbdev->helper; + struct drm_fb_helper_connector *fb_helper_conn = NULL; + int bpp = 32; + int i = 0; + /* FIXME: Add bandwidth and g200se limitations */ if (mode->crtc_hdisplay > 2048 || mode->crtc_hsync_start > 4096 || @@ -1415,6 +1423,25 @@ static int mga_vga_mode_valid(struct drm_connector *connector, return MODE_BAD; } + /* Validate the mode input by the user */ + for (i = 0; i < fb_helper->connector_count; i++) { + if (fb_helper->connector_info[i]->connector == connector) { + /* Found the helper for this connector */ + fb_helper_conn = fb_helper->connector_info[i]; + if (fb_helper_conn->cmdline_mode.specified) { + if (fb_helper_conn->cmdline_mode.bpp_specified) { + bpp = fb_helper_conn->cmdline_mode.bpp; + } + } + } + } + + if ((mode->hdisplay * mode->vdisplay * (bpp/8)) > mdev->mc.vram_size) { + if (fb_helper_conn) + fb_helper_conn->cmdline_mode.specified = false; + return MODE_BAD; + } + return MODE_OK; } diff --git a/drivers/gpu/drm/nouveau/core/core/object.c b/drivers/gpu/drm/nouveau/core/core/object.c index 0daab62ea14c..3b2e7b6304d3 100644 --- a/drivers/gpu/drm/nouveau/core/core/object.c +++ b/drivers/gpu/drm/nouveau/core/core/object.c @@ -278,7 +278,6 @@ nouveau_object_del(struct nouveau_object *client, u32 _parent, u32 _handle) struct nouveau_object *parent = NULL; struct nouveau_object *namedb = NULL; struct nouveau_handle *handle = NULL; - int ret = -EINVAL; parent = nouveau_handle_ref(client, _parent); if (!parent) @@ -295,7 +294,7 @@ nouveau_object_del(struct nouveau_object *client, u32 _parent, u32 _handle) } nouveau_object_ref(NULL, &parent); - return ret; + return handle ? 0 : -EINVAL; } int diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c index 5fa13267bd9f..02e369f80449 100644 --- a/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c +++ b/drivers/gpu/drm/nouveau/core/engine/disp/nv50.c @@ -544,13 +544,13 @@ nv50_disp_curs_ofuncs = { static void nv50_disp_base_vblank_enable(struct nouveau_event *event, int head) { - nv_mask(event->priv, 0x61002c, (1 << head), (1 << head)); + nv_mask(event->priv, 0x61002c, (4 << head), (4 << head)); } static void nv50_disp_base_vblank_disable(struct nouveau_event *event, int head) { - nv_mask(event->priv, 0x61002c, (1 << head), (0 << head)); + nv_mask(event->priv, 0x61002c, (4 << head), 0); } static int diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c b/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c index 61cec0f6ff1c..4857f913efdd 100644 --- a/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c +++ b/drivers/gpu/drm/nouveau/core/engine/graph/nve0.c @@ -350,7 +350,7 @@ nve0_graph_init_gpc_0(struct nvc0_graph_priv *priv) nv_wr32(priv, GPC_UNIT(gpc, 0x0918), magicgpc918); } - nv_wr32(priv, GPC_BCAST(0x1bd4), magicgpc918); + nv_wr32(priv, GPC_BCAST(0x3fd4), magicgpc918); nv_wr32(priv, GPC_BCAST(0x08ac), nv_rd32(priv, 0x100800)); } diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/therm.h b/drivers/gpu/drm/nouveau/core/include/subdev/therm.h index 6b17b614629f..0b20fc0d19c1 100644 --- a/drivers/gpu/drm/nouveau/core/include/subdev/therm.h +++ b/drivers/gpu/drm/nouveau/core/include/subdev/therm.h @@ -4,7 +4,7 @@ #include <core/device.h> #include <core/subdev.h> -enum nouveau_therm_mode { +enum nouveau_therm_fan_mode { NOUVEAU_THERM_CTRL_NONE = 0, NOUVEAU_THERM_CTRL_MANUAL = 1, NOUVEAU_THERM_CTRL_AUTO = 2, diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/init.c b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c index 2cc1e6a5eb6a..9c41b58d57e2 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bios/init.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c @@ -869,7 +869,7 @@ init_idx_addr_latched(struct nvbios_init *init) init->offset += 2; init_wr32(init, dreg, idata); - init_mask(init, creg, ~mask, data | idata); + init_mask(init, creg, ~mask, data | iaddr); } } diff --git a/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c b/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c index a114a0ed7e98..2e98e8a3f1aa 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c +++ b/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c @@ -142,6 +142,7 @@ nouveau_i2c_port_create_(struct nouveau_object *parent, /* drop port's i2c subdev refcount, i2c handles this itself */ if (ret == 0) { list_add_tail(&port->head, &i2c->ports); + atomic_dec(&parent->refcount); atomic_dec(&engine->refcount); } diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/base.c b/drivers/gpu/drm/nouveau/core/subdev/therm/base.c index f794dc89a3b2..a00a5a76e2d6 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/base.c +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/base.c @@ -134,7 +134,7 @@ nouveau_therm_alarm(struct nouveau_alarm *alarm) } int -nouveau_therm_mode(struct nouveau_therm *therm, int mode) +nouveau_therm_fan_mode(struct nouveau_therm *therm, int mode) { struct nouveau_therm_priv *priv = (void *)therm; struct nouveau_device *device = nv_device(therm); @@ -149,10 +149,15 @@ nouveau_therm_mode(struct nouveau_therm *therm, int mode) (mode != NOUVEAU_THERM_CTRL_NONE && device->card_type >= NV_C0)) return -EINVAL; + /* do not allow automatic fan management if the thermal sensor is + * not available */ + if (priv->mode == 2 && therm->temp_get(therm) < 0) + return -EINVAL; + if (priv->mode == mode) return 0; - nv_info(therm, "Thermal management: %s\n", name[mode]); + nv_info(therm, "fan management: %s\n", name[mode]); nouveau_therm_update(therm, mode); return 0; } @@ -213,7 +218,7 @@ nouveau_therm_attr_set(struct nouveau_therm *therm, priv->fan->bios.max_duty = value; return 0; case NOUVEAU_THERM_ATTR_FAN_MODE: - return nouveau_therm_mode(therm, value); + return nouveau_therm_fan_mode(therm, value); case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST: priv->bios_sensor.thrs_fan_boost.temp = value; priv->sensor.program_alarms(therm); @@ -263,7 +268,7 @@ _nouveau_therm_init(struct nouveau_object *object) return ret; if (priv->suspend >= 0) - nouveau_therm_mode(therm, priv->mode); + nouveau_therm_fan_mode(therm, priv->mode); priv->sensor.program_alarms(therm); return 0; } @@ -313,11 +318,12 @@ nouveau_therm_create_(struct nouveau_object *parent, int nouveau_therm_preinit(struct nouveau_therm *therm) { - nouveau_therm_ic_ctor(therm); nouveau_therm_sensor_ctor(therm); + nouveau_therm_ic_ctor(therm); nouveau_therm_fan_ctor(therm); - nouveau_therm_mode(therm, NOUVEAU_THERM_CTRL_NONE); + nouveau_therm_fan_mode(therm, NOUVEAU_THERM_CTRL_NONE); + nouveau_therm_sensor_preinit(therm); return 0; } diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c b/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c index e24090bac195..8b3adec5fbb1 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/ic.c @@ -32,6 +32,7 @@ probe_monitoring_device(struct nouveau_i2c_port *i2c, struct i2c_board_info *info) { struct nouveau_therm_priv *priv = (void *)nouveau_therm(i2c); + struct nvbios_therm_sensor *sensor = &priv->bios_sensor; struct i2c_client *client; request_module("%s%s", I2C_MODULE_PREFIX, info->type); @@ -46,8 +47,9 @@ probe_monitoring_device(struct nouveau_i2c_port *i2c, } nv_info(priv, - "Found an %s at address 0x%x (controlled by lm_sensors)\n", - info->type, info->addr); + "Found an %s at address 0x%x (controlled by lm_sensors, " + "temp offset %+i C)\n", + info->type, info->addr, sensor->offset_constant); priv->ic = client; return true; diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c b/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c index 0f5363edb964..a70d1b7e397b 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c @@ -29,54 +29,83 @@ struct nv40_therm_priv { struct nouveau_therm_priv base; }; +enum nv40_sensor_style { INVALID_STYLE = -1, OLD_STYLE = 0, NEW_STYLE = 1 }; + +static enum nv40_sensor_style +nv40_sensor_style(struct nouveau_therm *therm) +{ + struct nouveau_device *device = nv_device(therm); + + switch (device->chipset) { + case 0x43: + case 0x44: + case 0x4a: + case 0x47: + return OLD_STYLE; + + case 0x46: + case 0x49: + case 0x4b: + case 0x4e: + case 0x4c: + case 0x67: + case 0x68: + case 0x63: + return NEW_STYLE; + default: + return INVALID_STYLE; + } +} + static int nv40_sensor_setup(struct nouveau_therm *therm) { - struct nouveau_device *device = nv_device(therm); + enum nv40_sensor_style style = nv40_sensor_style(therm); /* enable ADC readout and disable the ALARM threshold */ - if (device->chipset >= 0x46) { + if (style == NEW_STYLE) { nv_mask(therm, 0x15b8, 0x80000000, 0); nv_wr32(therm, 0x15b0, 0x80003fff); - mdelay(10); /* wait for the temperature to stabilize */ + mdelay(20); /* wait for the temperature to stabilize */ return nv_rd32(therm, 0x15b4) & 0x3fff; - } else { + } else if (style == OLD_STYLE) { nv_wr32(therm, 0x15b0, 0xff); + mdelay(20); /* wait for the temperature to stabilize */ return nv_rd32(therm, 0x15b4) & 0xff; - } + } else + return -ENODEV; } static int nv40_temp_get(struct nouveau_therm *therm) { struct nouveau_therm_priv *priv = (void *)therm; - struct nouveau_device *device = nv_device(therm); struct nvbios_therm_sensor *sensor = &priv->bios_sensor; + enum nv40_sensor_style style = nv40_sensor_style(therm); int core_temp; - if (device->chipset >= 0x46) { + if (style == NEW_STYLE) { nv_wr32(therm, 0x15b0, 0x80003fff); core_temp = nv_rd32(therm, 0x15b4) & 0x3fff; - } else { + } else if (style == OLD_STYLE) { nv_wr32(therm, 0x15b0, 0xff); core_temp = nv_rd32(therm, 0x15b4) & 0xff; - } - - /* Setup the sensor if the temperature is 0 */ - if (core_temp == 0) - core_temp = nv40_sensor_setup(therm); + } else + return -ENODEV; - if (sensor->slope_div == 0) - sensor->slope_div = 1; - if (sensor->offset_den == 0) - sensor->offset_den = 1; - if (sensor->slope_mult < 1) - sensor->slope_mult = 1; + /* if the slope or the offset is unset, do no use the sensor */ + if (!sensor->slope_div || !sensor->slope_mult || + !sensor->offset_num || !sensor->offset_den) + return -ENODEV; core_temp = core_temp * sensor->slope_mult / sensor->slope_div; core_temp = core_temp + sensor->offset_num / sensor->offset_den; core_temp = core_temp + sensor->offset_constant - 8; + /* reserve negative temperatures for errors */ + if (core_temp < 0) + core_temp = 0; + return core_temp; } diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h b/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h index 06b98706b3fc..438d9824b774 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/priv.h @@ -102,7 +102,7 @@ struct nouveau_therm_priv { struct i2c_client *ic; }; -int nouveau_therm_mode(struct nouveau_therm *therm, int mode); +int nouveau_therm_fan_mode(struct nouveau_therm *therm, int mode); int nouveau_therm_attr_get(struct nouveau_therm *therm, enum nouveau_therm_attr_type type); int nouveau_therm_attr_set(struct nouveau_therm *therm, @@ -122,6 +122,7 @@ int nouveau_therm_fan_sense(struct nouveau_therm *therm); int nouveau_therm_preinit(struct nouveau_therm *); +void nouveau_therm_sensor_preinit(struct nouveau_therm *); void nouveau_therm_sensor_set_threshold_state(struct nouveau_therm *therm, enum nouveau_therm_thrs thrs, enum nouveau_therm_thrs_state st); diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c b/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c index b37624af8297..470f6a47b656 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/temp.c @@ -34,10 +34,6 @@ nouveau_therm_temp_set_defaults(struct nouveau_therm *therm) { struct nouveau_therm_priv *priv = (void *)therm; - priv->bios_sensor.slope_mult = 1; - priv->bios_sensor.slope_div = 1; - priv->bios_sensor.offset_num = 0; - priv->bios_sensor.offset_den = 1; priv->bios_sensor.offset_constant = 0; priv->bios_sensor.thrs_fan_boost.temp = 90; @@ -60,11 +56,6 @@ nouveau_therm_temp_safety_checks(struct nouveau_therm *therm) struct nouveau_therm_priv *priv = (void *)therm; struct nvbios_therm_sensor *s = &priv->bios_sensor; - if (!priv->bios_sensor.slope_div) - priv->bios_sensor.slope_div = 1; - if (!priv->bios_sensor.offset_den) - priv->bios_sensor.offset_den = 1; - /* enforce a minimum hysteresis on thresholds */ s->thrs_fan_boost.hysteresis = max_t(u8, s->thrs_fan_boost.hysteresis, 2); s->thrs_down_clock.hysteresis = max_t(u8, s->thrs_down_clock.hysteresis, 2); @@ -106,16 +97,16 @@ void nouveau_therm_sensor_event(struct nouveau_therm *therm, const char *thresolds[] = { "fanboost", "downclock", "critical", "shutdown" }; - uint8_t temperature = therm->temp_get(therm); + int temperature = therm->temp_get(therm); if (thrs < 0 || thrs > 3) return; if (dir == NOUVEAU_THERM_THRS_FALLING) - nv_info(therm, "temperature (%u C) went below the '%s' threshold\n", + nv_info(therm, "temperature (%i C) went below the '%s' threshold\n", temperature, thresolds[thrs]); else - nv_info(therm, "temperature (%u C) hit the '%s' threshold\n", + nv_info(therm, "temperature (%i C) hit the '%s' threshold\n", temperature, thresolds[thrs]); active = (dir == NOUVEAU_THERM_THRS_RISING); @@ -123,7 +114,7 @@ void nouveau_therm_sensor_event(struct nouveau_therm *therm, case NOUVEAU_THERM_THRS_FANBOOST: if (active) { nouveau_therm_fan_set(therm, true, 100); - nouveau_therm_mode(therm, NOUVEAU_THERM_CTRL_AUTO); + nouveau_therm_fan_mode(therm, NOUVEAU_THERM_CTRL_AUTO); } break; case NOUVEAU_THERM_THRS_DOWNCLOCK: @@ -202,7 +193,7 @@ alarm_timer_callback(struct nouveau_alarm *alarm) NOUVEAU_THERM_THRS_SHUTDOWN); /* schedule the next poll in one second */ - if (list_empty(&alarm->head)) + if (therm->temp_get(therm) >= 0 && list_empty(&alarm->head)) ptimer->alarm(ptimer, 1000 * 1000 * 1000, alarm); spin_unlock_irqrestore(&priv->sensor.alarm_program_lock, flags); @@ -225,6 +216,17 @@ nouveau_therm_program_alarms_polling(struct nouveau_therm *therm) alarm_timer_callback(&priv->sensor.therm_poll_alarm); } +void +nouveau_therm_sensor_preinit(struct nouveau_therm *therm) +{ + const char *sensor_avail = "yes"; + + if (therm->temp_get(therm) < 0) + sensor_avail = "no"; + + nv_info(therm, "internal sensor: %s\n", sensor_avail); +} + int nouveau_therm_sensor_ctor(struct nouveau_therm *therm) { diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.c b/drivers/gpu/drm/nouveau/nouveau_abi16.c index 41241922263f..3b6dc883e150 100644 --- a/drivers/gpu/drm/nouveau/nouveau_abi16.c +++ b/drivers/gpu/drm/nouveau/nouveau_abi16.c @@ -116,6 +116,11 @@ nouveau_abi16_chan_fini(struct nouveau_abi16 *abi16, { struct nouveau_abi16_ntfy *ntfy, *temp; + /* wait for all activity to stop before releasing notify object, which + * may be still in use */ + if (chan->chan && chan->ntfy) + nouveau_channel_idle(chan->chan); + /* cleanup notifier state */ list_for_each_entry_safe(ntfy, temp, &chan->notifiers, head) { nouveau_abi16_ntfy_fini(chan, ntfy); diff --git a/drivers/gpu/drm/nouveau/nouveau_agp.c b/drivers/gpu/drm/nouveau/nouveau_agp.c index d28430cd2ba6..6e7a55f93a85 100644 --- a/drivers/gpu/drm/nouveau/nouveau_agp.c +++ b/drivers/gpu/drm/nouveau/nouveau_agp.c @@ -47,6 +47,18 @@ nouveau_agp_enabled(struct nouveau_drm *drm) if (drm->agp.stat == UNKNOWN) { if (!nouveau_agpmode) return false; +#ifdef __powerpc__ + /* Disable AGP by default on all PowerPC machines for + * now -- At least some UniNorth-2 AGP bridges are + * known to be broken: DMA from the host to the card + * works just fine, but writeback from the card to the + * host goes straight to memory untranslated bypassing + * the GATT somehow, making them quite painful to deal + * with... + */ + if (nouveau_agpmode == -1) + return false; +#endif return true; } diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 11ca82148edc..7ff10711a4d0 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -801,7 +801,7 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, stride = 16 * 4; height = amount / stride; - if (new_mem->mem_type == TTM_PL_VRAM && + if (old_mem->mem_type == TTM_PL_VRAM && nouveau_bo_tile_layout(nvbo)) { ret = RING_SPACE(chan, 8); if (ret) @@ -823,7 +823,7 @@ nv50_bo_move_m2mf(struct nouveau_channel *chan, struct ttm_buffer_object *bo, BEGIN_NV04(chan, NvSubCopy, 0x0200, 1); OUT_RING (chan, 1); } - if (old_mem->mem_type == TTM_PL_VRAM && + if (new_mem->mem_type == TTM_PL_VRAM && nouveau_bo_tile_layout(nvbo)) { ret = RING_SPACE(chan, 8); if (ret) diff --git a/drivers/gpu/drm/nouveau/nouveau_pm.c b/drivers/gpu/drm/nouveau/nouveau_pm.c index bb54098c6d97..936b442a6ab7 100644 --- a/drivers/gpu/drm/nouveau/nouveau_pm.c +++ b/drivers/gpu/drm/nouveau/nouveau_pm.c @@ -402,8 +402,12 @@ nouveau_hwmon_show_temp(struct device *d, struct device_attribute *a, char *buf) struct drm_device *dev = dev_get_drvdata(d); struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_therm *therm = nouveau_therm(drm->device); + int temp = therm->temp_get(therm); - return snprintf(buf, PAGE_SIZE, "%d\n", therm->temp_get(therm) * 1000); + if (temp < 0) + return temp; + + return snprintf(buf, PAGE_SIZE, "%d\n", temp * 1000); } static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, nouveau_hwmon_show_temp, NULL, 0); @@ -871,7 +875,12 @@ static SENSOR_DEVICE_ATTR(pwm1_max, S_IRUGO | S_IWUSR, nouveau_hwmon_get_pwm1_max, nouveau_hwmon_set_pwm1_max, 0); -static struct attribute *hwmon_attributes[] = { +static struct attribute *hwmon_default_attributes[] = { + &sensor_dev_attr_name.dev_attr.attr, + &sensor_dev_attr_update_rate.dev_attr.attr, + NULL +}; +static struct attribute *hwmon_temp_attributes[] = { &sensor_dev_attr_temp1_input.dev_attr.attr, &sensor_dev_attr_temp1_auto_point1_pwm.dev_attr.attr, &sensor_dev_attr_temp1_auto_point1_temp.dev_attr.attr, @@ -882,8 +891,6 @@ static struct attribute *hwmon_attributes[] = { &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr, &sensor_dev_attr_temp1_emergency.dev_attr.attr, &sensor_dev_attr_temp1_emergency_hyst.dev_attr.attr, - &sensor_dev_attr_name.dev_attr.attr, - &sensor_dev_attr_update_rate.dev_attr.attr, NULL }; static struct attribute *hwmon_fan_rpm_attributes[] = { @@ -898,8 +905,11 @@ static struct attribute *hwmon_pwm_fan_attributes[] = { NULL }; -static const struct attribute_group hwmon_attrgroup = { - .attrs = hwmon_attributes, +static const struct attribute_group hwmon_default_attrgroup = { + .attrs = hwmon_default_attributes, +}; +static const struct attribute_group hwmon_temp_attrgroup = { + .attrs = hwmon_temp_attributes, }; static const struct attribute_group hwmon_fan_rpm_attrgroup = { .attrs = hwmon_fan_rpm_attributes, @@ -931,13 +941,22 @@ nouveau_hwmon_init(struct drm_device *dev) } dev_set_drvdata(hwmon_dev, dev); - /* default sysfs entries */ - ret = sysfs_create_group(&hwmon_dev->kobj, &hwmon_attrgroup); + /* set the default attributes */ + ret = sysfs_create_group(&hwmon_dev->kobj, &hwmon_default_attrgroup); if (ret) { if (ret) goto error; } + /* if the card has a working thermal sensor */ + if (therm->temp_get(therm) >= 0) { + ret = sysfs_create_group(&hwmon_dev->kobj, &hwmon_temp_attrgroup); + if (ret) { + if (ret) + goto error; + } + } + /* if the card has a pwm fan */ /*XXX: incorrect, need better detection for this, some boards have * the gpio entries for pwm fan control even when there's no @@ -979,11 +998,10 @@ nouveau_hwmon_fini(struct drm_device *dev) struct nouveau_pm *pm = nouveau_pm(dev); if (pm->hwmon) { - sysfs_remove_group(&pm->hwmon->kobj, &hwmon_attrgroup); - sysfs_remove_group(&pm->hwmon->kobj, - &hwmon_pwm_fan_attrgroup); - sysfs_remove_group(&pm->hwmon->kobj, - &hwmon_fan_rpm_attrgroup); + sysfs_remove_group(&pm->hwmon->kobj, &hwmon_default_attrgroup); + sysfs_remove_group(&pm->hwmon->kobj, &hwmon_temp_attrgroup); + sysfs_remove_group(&pm->hwmon->kobj, &hwmon_pwm_fan_attrgroup); + sysfs_remove_group(&pm->hwmon->kobj, &hwmon_fan_rpm_attrgroup); hwmon_device_unregister(pm->hwmon); } diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index a6237c9cbbc3..7f0e6c3f37d1 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -55,9 +55,9 @@ /* offsets in shared sync bo of various structures */ #define EVO_SYNC(c, o) ((c) * 0x0100 + (o)) -#define EVO_MAST_NTFY EVO_SYNC( 0, 0x00) -#define EVO_FLIP_SEM0(c) EVO_SYNC((c), 0x00) -#define EVO_FLIP_SEM1(c) EVO_SYNC((c), 0x10) +#define EVO_MAST_NTFY EVO_SYNC( 0, 0x00) +#define EVO_FLIP_SEM0(c) EVO_SYNC((c) + 1, 0x00) +#define EVO_FLIP_SEM1(c) EVO_SYNC((c) + 1, 0x10) #define EVO_CORE_HANDLE (0xd1500000) #define EVO_CHAN_HANDLE(t,i) (0xd15c0000 | (((t) & 0x00ff) << 8) | (i)) @@ -341,10 +341,8 @@ struct nv50_curs { struct nv50_sync { struct nv50_dmac base; - struct { - u32 offset; - u16 value; - } sem; + u32 addr; + u32 data; }; struct nv50_ovly { @@ -471,13 +469,33 @@ nv50_display_crtc_sema(struct drm_device *dev, int crtc) return nv50_disp(dev)->sync; } +struct nv50_display_flip { + struct nv50_disp *disp; + struct nv50_sync *chan; +}; + +static bool +nv50_display_flip_wait(void *data) +{ + struct nv50_display_flip *flip = data; + if (nouveau_bo_rd32(flip->disp->sync, flip->chan->addr / 4) == + flip->chan->data); + return true; + usleep_range(1, 2); + return false; +} + void nv50_display_flip_stop(struct drm_crtc *crtc) { - struct nv50_sync *sync = nv50_sync(crtc); + struct nouveau_device *device = nouveau_dev(crtc->dev); + struct nv50_display_flip flip = { + .disp = nv50_disp(crtc->dev), + .chan = nv50_sync(crtc), + }; u32 *push; - push = evo_wait(sync, 8); + push = evo_wait(flip.chan, 8); if (push) { evo_mthd(push, 0x0084, 1); evo_data(push, 0x00000000); @@ -487,8 +505,10 @@ nv50_display_flip_stop(struct drm_crtc *crtc) evo_data(push, 0x00000000); evo_mthd(push, 0x0080, 1); evo_data(push, 0x00000000); - evo_kick(push, sync); + evo_kick(push, flip.chan); } + + nv_wait_cb(device, nv50_display_flip_wait, &flip); } int @@ -496,73 +516,78 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb, struct nouveau_channel *chan, u32 swap_interval) { struct nouveau_framebuffer *nv_fb = nouveau_framebuffer(fb); - struct nv50_disp *disp = nv50_disp(crtc->dev); struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); struct nv50_sync *sync = nv50_sync(crtc); + int head = nv_crtc->index, ret; u32 *push; - int ret; swap_interval <<= 4; if (swap_interval == 0) swap_interval |= 0x100; + if (chan == NULL) + evo_sync(crtc->dev); push = evo_wait(sync, 128); if (unlikely(push == NULL)) return -EBUSY; - /* synchronise with the rendering channel, if necessary */ - if (likely(chan)) { + if (chan && nv_mclass(chan->object) < NV84_CHANNEL_IND_CLASS) { + ret = RING_SPACE(chan, 8); + if (ret) + return ret; + + BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 2); + OUT_RING (chan, NvEvoSema0 + head); + OUT_RING (chan, sync->addr ^ 0x10); + BEGIN_NV04(chan, 0, NV11_SUBCHAN_SEMAPHORE_RELEASE, 1); + OUT_RING (chan, sync->data + 1); + BEGIN_NV04(chan, 0, NV11_SUBCHAN_SEMAPHORE_OFFSET, 2); + OUT_RING (chan, sync->addr); + OUT_RING (chan, sync->data); + } else + if (chan && nv_mclass(chan->object) < NVC0_CHANNEL_IND_CLASS) { + u64 addr = nv84_fence_crtc(chan, head) + sync->addr; + ret = RING_SPACE(chan, 12); + if (ret) + return ret; + + BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 1); + OUT_RING (chan, chan->vram); + BEGIN_NV04(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); + OUT_RING (chan, upper_32_bits(addr ^ 0x10)); + OUT_RING (chan, lower_32_bits(addr ^ 0x10)); + OUT_RING (chan, sync->data + 1); + OUT_RING (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_WRITE_LONG); + BEGIN_NV04(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); + OUT_RING (chan, upper_32_bits(addr)); + OUT_RING (chan, lower_32_bits(addr)); + OUT_RING (chan, sync->data); + OUT_RING (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_EQUAL); + } else + if (chan) { + u64 addr = nv84_fence_crtc(chan, head) + sync->addr; ret = RING_SPACE(chan, 10); if (ret) return ret; - if (nv_mclass(chan->object) < NV84_CHANNEL_IND_CLASS) { - BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 2); - OUT_RING (chan, NvEvoSema0 + nv_crtc->index); - OUT_RING (chan, sync->sem.offset); - BEGIN_NV04(chan, 0, NV11_SUBCHAN_SEMAPHORE_RELEASE, 1); - OUT_RING (chan, 0xf00d0000 | sync->sem.value); - BEGIN_NV04(chan, 0, NV11_SUBCHAN_SEMAPHORE_OFFSET, 2); - OUT_RING (chan, sync->sem.offset ^ 0x10); - OUT_RING (chan, 0x74b1e000); - BEGIN_NV04(chan, 0, NV11_SUBCHAN_DMA_SEMAPHORE, 1); - OUT_RING (chan, NvSema); - } else - if (nv_mclass(chan->object) < NVC0_CHANNEL_IND_CLASS) { - u64 offset = nv84_fence_crtc(chan, nv_crtc->index); - offset += sync->sem.offset; - - BEGIN_NV04(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); - OUT_RING (chan, upper_32_bits(offset)); - OUT_RING (chan, lower_32_bits(offset)); - OUT_RING (chan, 0xf00d0000 | sync->sem.value); - OUT_RING (chan, 0x00000002); - BEGIN_NV04(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); - OUT_RING (chan, upper_32_bits(offset)); - OUT_RING (chan, lower_32_bits(offset ^ 0x10)); - OUT_RING (chan, 0x74b1e000); - OUT_RING (chan, 0x00000001); - } else { - u64 offset = nv84_fence_crtc(chan, nv_crtc->index); - offset += sync->sem.offset; - - BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); - OUT_RING (chan, upper_32_bits(offset)); - OUT_RING (chan, lower_32_bits(offset)); - OUT_RING (chan, 0xf00d0000 | sync->sem.value); - OUT_RING (chan, 0x00001002); - BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); - OUT_RING (chan, upper_32_bits(offset)); - OUT_RING (chan, lower_32_bits(offset ^ 0x10)); - OUT_RING (chan, 0x74b1e000); - OUT_RING (chan, 0x00001001); - } + BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); + OUT_RING (chan, upper_32_bits(addr ^ 0x10)); + OUT_RING (chan, lower_32_bits(addr ^ 0x10)); + OUT_RING (chan, sync->data + 1); + OUT_RING (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_WRITE_LONG | + NVC0_SUBCHAN_SEMAPHORE_TRIGGER_YIELD); + BEGIN_NVC0(chan, 0, NV84_SUBCHAN_SEMAPHORE_ADDRESS_HIGH, 4); + OUT_RING (chan, upper_32_bits(addr)); + OUT_RING (chan, lower_32_bits(addr)); + OUT_RING (chan, sync->data); + OUT_RING (chan, NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_EQUAL | + NVC0_SUBCHAN_SEMAPHORE_TRIGGER_YIELD); + } + if (chan) { + sync->addr ^= 0x10; + sync->data++; FIRE_RING (chan); - } else { - nouveau_bo_wr32(disp->sync, sync->sem.offset / 4, - 0xf00d0000 | sync->sem.value); - evo_sync(crtc->dev); } /* queue the flip */ @@ -575,9 +600,9 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb, evo_data(push, 0x40000000); } evo_mthd(push, 0x0088, 4); - evo_data(push, sync->sem.offset); - evo_data(push, 0xf00d0000 | sync->sem.value); - evo_data(push, 0x74b1e000); + evo_data(push, sync->addr); + evo_data(push, sync->data++); + evo_data(push, sync->data); evo_data(push, NvEvoSync); evo_mthd(push, 0x00a0, 2); evo_data(push, 0x00000000); @@ -605,9 +630,6 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb, evo_mthd(push, 0x0080, 1); evo_data(push, 0x00000000); evo_kick(push, sync); - - sync->sem.offset ^= 0x10; - sync->sem.value++; return 0; } @@ -1379,7 +1401,8 @@ nv50_crtc_create(struct drm_device *dev, struct nouveau_object *core, int index) if (ret) goto out; - head->sync.sem.offset = EVO_SYNC(1 + index, 0x00); + head->sync.addr = EVO_FLIP_SEM0(index); + head->sync.data = 0x00000000; /* allocate overlay resources */ ret = nv50_pioc_create(disp->core, NV50_DISP_OIMM_CLASS, index, @@ -2112,15 +2135,23 @@ nv50_display_fini(struct drm_device *dev) int nv50_display_init(struct drm_device *dev) { - u32 *push = evo_wait(nv50_mast(dev), 32); - if (push) { - evo_mthd(push, 0x0088, 1); - evo_data(push, NvEvoSync); - evo_kick(push, nv50_mast(dev)); - return 0; + struct nv50_disp *disp = nv50_disp(dev); + struct drm_crtc *crtc; + u32 *push; + + push = evo_wait(nv50_mast(dev), 32); + if (!push) + return -EBUSY; + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + struct nv50_sync *sync = nv50_sync(crtc); + nouveau_bo_wr32(disp->sync, sync->addr / 4, sync->data); } - return -EBUSY; + evo_mthd(push, 0x0088, 1); + evo_data(push, NvEvoSync); + evo_kick(push, nv50_mast(dev)); + return 0; } void @@ -2245,6 +2276,7 @@ nv50_display_create(struct drm_device *dev) NV_WARN(drm, "failed to create encoder %d/%d/%d: %d\n", dcbe->location, dcbe->type, ffs(dcbe->or) - 1, ret); + ret = 0; } } diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 3c38ea46531c..305a657bf215 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -2438,6 +2438,12 @@ static u32 evergreen_gpu_check_soft_reset(struct radeon_device *rdev) if (tmp & L2_BUSY) reset_mask |= RADEON_RESET_VMC; + /* Skip MC reset as it's mostly likely not hung, just busy */ + if (reset_mask & RADEON_RESET_MC) { + DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask); + reset_mask &= ~RADEON_RESET_MC; + } + return reset_mask; } diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c index 99fb13286fd0..eb8ac315f92f 100644 --- a/drivers/gpu/drm/radeon/evergreen_cs.c +++ b/drivers/gpu/drm/radeon/evergreen_cs.c @@ -834,7 +834,7 @@ static int evergreen_cs_track_validate_texture(struct radeon_cs_parser *p, __func__, __LINE__, toffset, surf.base_align); return -EINVAL; } - if (moffset & (surf.base_align - 1)) { + if (surf.nsamples <= 1 && moffset & (surf.base_align - 1)) { dev_warn(p->dev, "%s:%d mipmap bo base %ld not aligned with %ld\n", __func__, __LINE__, moffset, surf.base_align); return -EINVAL; diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index 7cead763be9e..27769e724b6d 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -468,13 +468,19 @@ static void cayman_gpu_init(struct radeon_device *rdev) (rdev->pdev->device == 0x9907) || (rdev->pdev->device == 0x9908) || (rdev->pdev->device == 0x9909) || + (rdev->pdev->device == 0x990B) || + (rdev->pdev->device == 0x990C) || + (rdev->pdev->device == 0x990F) || (rdev->pdev->device == 0x9910) || - (rdev->pdev->device == 0x9917)) { + (rdev->pdev->device == 0x9917) || + (rdev->pdev->device == 0x9999)) { rdev->config.cayman.max_simds_per_se = 6; rdev->config.cayman.max_backends_per_se = 2; } else if ((rdev->pdev->device == 0x9903) || (rdev->pdev->device == 0x9904) || (rdev->pdev->device == 0x990A) || + (rdev->pdev->device == 0x990D) || + (rdev->pdev->device == 0x990E) || (rdev->pdev->device == 0x9913) || (rdev->pdev->device == 0x9918)) { rdev->config.cayman.max_simds_per_se = 4; @@ -483,6 +489,9 @@ static void cayman_gpu_init(struct radeon_device *rdev) (rdev->pdev->device == 0x9990) || (rdev->pdev->device == 0x9991) || (rdev->pdev->device == 0x9994) || + (rdev->pdev->device == 0x9995) || + (rdev->pdev->device == 0x9996) || + (rdev->pdev->device == 0x999A) || (rdev->pdev->device == 0x99A0)) { rdev->config.cayman.max_simds_per_se = 3; rdev->config.cayman.max_backends_per_se = 1; @@ -616,11 +625,22 @@ static void cayman_gpu_init(struct radeon_device *rdev) WREG32(DMA_TILING_CONFIG + DMA0_REGISTER_OFFSET, gb_addr_config); WREG32(DMA_TILING_CONFIG + DMA1_REGISTER_OFFSET, gb_addr_config); - tmp = gb_addr_config & NUM_PIPES_MASK; - tmp = r6xx_remap_render_backend(rdev, tmp, - rdev->config.cayman.max_backends_per_se * - rdev->config.cayman.max_shader_engines, - CAYMAN_MAX_BACKENDS, disabled_rb_mask); + if ((rdev->config.cayman.max_backends_per_se == 1) && + (rdev->flags & RADEON_IS_IGP)) { + if ((disabled_rb_mask & 3) == 1) { + /* RB0 disabled, RB1 enabled */ + tmp = 0x11111111; + } else { + /* RB1 disabled, RB0 enabled */ + tmp = 0x00000000; + } + } else { + tmp = gb_addr_config & NUM_PIPES_MASK; + tmp = r6xx_remap_render_backend(rdev, tmp, + rdev->config.cayman.max_backends_per_se * + rdev->config.cayman.max_shader_engines, + CAYMAN_MAX_BACKENDS, disabled_rb_mask); + } WREG32(GB_BACKEND_MAP, tmp); cgts_tcc_disable = 0xffff0000; @@ -1381,6 +1401,12 @@ static u32 cayman_gpu_check_soft_reset(struct radeon_device *rdev) if (tmp & L2_BUSY) reset_mask |= RADEON_RESET_VMC; + /* Skip MC reset as it's mostly likely not hung, just busy */ + if (reset_mask & RADEON_RESET_MC) { + DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask); + reset_mask &= ~RADEON_RESET_MC; + } + return reset_mask; } @@ -1765,6 +1791,7 @@ int cayman_resume(struct radeon_device *rdev) int cayman_suspend(struct radeon_device *rdev) { r600_audio_fini(rdev); + radeon_vm_manager_fini(rdev); cayman_cp_enable(rdev, false); cayman_dma_stop(rdev); evergreen_irq_suspend(rdev); diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 6d4b5611daf4..0740db3fcd22 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -1394,6 +1394,12 @@ static u32 r600_gpu_check_soft_reset(struct radeon_device *rdev) if (r600_is_display_hung(rdev)) reset_mask |= RADEON_RESET_DISPLAY; + /* Skip MC reset as it's mostly likely not hung, just busy */ + if (reset_mask & RADEON_RESET_MC) { + DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask); + reset_mask &= ~RADEON_RESET_MC; + } + return reset_mask; } diff --git a/drivers/gpu/drm/radeon/radeon_benchmark.c b/drivers/gpu/drm/radeon/radeon_benchmark.c index bedda9caadd9..6e05a2e75a46 100644 --- a/drivers/gpu/drm/radeon/radeon_benchmark.c +++ b/drivers/gpu/drm/radeon/radeon_benchmark.c @@ -122,10 +122,7 @@ static void radeon_benchmark_move(struct radeon_device *rdev, unsigned size, goto out_cleanup; } - /* r100 doesn't have dma engine so skip the test */ - /* also, VRAM-to-VRAM test doesn't make much sense for DMA */ - /* skip it as well if domains are the same */ - if ((rdev->asic->copy.dma) && (sdomain != ddomain)) { + if (rdev->asic->copy.dma) { time = radeon_benchmark_do_move(rdev, size, saddr, daddr, RADEON_BENCHMARK_COPY_DMA, n); if (time < 0) @@ -135,13 +132,15 @@ static void radeon_benchmark_move(struct radeon_device *rdev, unsigned size, sdomain, ddomain, "dma"); } - time = radeon_benchmark_do_move(rdev, size, saddr, daddr, - RADEON_BENCHMARK_COPY_BLIT, n); - if (time < 0) - goto out_cleanup; - if (time > 0) - radeon_benchmark_log_results(n, size, time, - sdomain, ddomain, "blit"); + if (rdev->asic->copy.blit) { + time = radeon_benchmark_do_move(rdev, size, saddr, daddr, + RADEON_BENCHMARK_COPY_BLIT, n); + if (time < 0) + goto out_cleanup; + if (time > 0) + radeon_benchmark_log_results(n, size, time, + sdomain, ddomain, "blit"); + } out_cleanup: if (sobj) { diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index 3e403bdda58f..78edadc9e86b 100644 --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -970,6 +970,15 @@ struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct found = 1; } + /* quirks */ + /* Radeon 9100 (R200) */ + if ((dev->pdev->device == 0x514D) && + (dev->pdev->subsystem_vendor == 0x174B) && + (dev->pdev->subsystem_device == 0x7149)) { + /* vbios value is bad, use the default */ + found = 0; + } + if (!found) /* fallback to defaults */ radeon_legacy_get_primary_dac_info_from_table(rdev, p_dac); diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 167758488ed6..66a7f0fd9620 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -70,9 +70,10 @@ * 2.27.0 - r600-SI: Add CS ioctl support for async DMA * 2.28.0 - r600-eg: Add MEM_WRITE packet support * 2.29.0 - R500 FP16 color clear registers + * 2.30.0 - fix for FMASK texturing */ #define KMS_DRIVER_MAJOR 2 -#define KMS_DRIVER_MINOR 29 +#define KMS_DRIVER_MINOR 30 #define KMS_DRIVER_PATCHLEVEL 0 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags); int radeon_driver_unload_kms(struct drm_device *dev); diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index 90374dd77960..48f80cd42d8f 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -400,6 +400,9 @@ void radeon_irq_kms_enable_afmt(struct radeon_device *rdev, int block) { unsigned long irqflags; + if (!rdev->ddev->irq_enabled) + return; + spin_lock_irqsave(&rdev->irq.lock, irqflags); rdev->irq.afmt[block] = true; radeon_irq_set(rdev); @@ -419,6 +422,9 @@ void radeon_irq_kms_disable_afmt(struct radeon_device *rdev, int block) { unsigned long irqflags; + if (!rdev->ddev->irq_enabled) + return; + spin_lock_irqsave(&rdev->irq.lock, irqflags); rdev->irq.afmt[block] = false; radeon_irq_set(rdev); @@ -438,6 +444,9 @@ void radeon_irq_kms_enable_hpd(struct radeon_device *rdev, unsigned hpd_mask) unsigned long irqflags; int i; + if (!rdev->ddev->irq_enabled) + return; + spin_lock_irqsave(&rdev->irq.lock, irqflags); for (i = 0; i < RADEON_MAX_HPD_PINS; ++i) rdev->irq.hpd[i] |= !!(hpd_mask & (1 << i)); @@ -458,6 +467,9 @@ void radeon_irq_kms_disable_hpd(struct radeon_device *rdev, unsigned hpd_mask) unsigned long irqflags; int i; + if (!rdev->ddev->irq_enabled) + return; + spin_lock_irqsave(&rdev->irq.lock, irqflags); for (i = 0; i < RADEON_MAX_HPD_PINS; ++i) rdev->irq.hpd[i] &= !(hpd_mask & (1 << i)); diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index 80979ed951eb..bafbe3216952 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -2284,6 +2284,12 @@ static u32 si_gpu_check_soft_reset(struct radeon_device *rdev) if (tmp & L2_BUSY) reset_mask |= RADEON_RESET_VMC; + /* Skip MC reset as it's mostly likely not hung, just busy */ + if (reset_mask & RADEON_RESET_MC) { + DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask); + reset_mask &= ~RADEON_RESET_MC; + } + return reset_mask; } @@ -4463,6 +4469,7 @@ int si_resume(struct radeon_device *rdev) int si_suspend(struct radeon_device *rdev) { + radeon_vm_manager_fini(rdev); si_cp_enable(rdev, false); cayman_dma_stop(rdev); si_irq_suspend(rdev); diff --git a/drivers/gpu/drm/tegra/Kconfig b/drivers/gpu/drm/tegra/Kconfig index c92955df0658..be1daf7344d3 100644 --- a/drivers/gpu/drm/tegra/Kconfig +++ b/drivers/gpu/drm/tegra/Kconfig @@ -4,7 +4,6 @@ config DRM_TEGRA select DRM_KMS_HELPER select DRM_GEM_CMA_HELPER select DRM_KMS_CMA_HELPER - select DRM_HDMI select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index 9500f2f3f8fe..8758f38c948c 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -459,19 +459,25 @@ static int logi_dj_recv_send_report(struct dj_receiver_dev *djrcv_dev, struct dj_report *dj_report) { struct hid_device *hdev = djrcv_dev->hdev; - int sent_bytes; + struct hid_report *report; + struct hid_report_enum *output_report_enum; + u8 *data = (u8 *)(&dj_report->device_index); + int i; - if (!hdev->hid_output_raw_report) { - dev_err(&hdev->dev, "%s:" - "hid_output_raw_report is null\n", __func__); + output_report_enum = &hdev->report_enum[HID_OUTPUT_REPORT]; + report = output_report_enum->report_id_hash[REPORT_ID_DJ_SHORT]; + + if (!report) { + dev_err(&hdev->dev, "%s: unable to find dj report\n", __func__); return -ENODEV; } - sent_bytes = hdev->hid_output_raw_report(hdev, (u8 *) dj_report, - sizeof(struct dj_report), - HID_OUTPUT_REPORT); + for (i = 0; i < report->field[0]->report_count; i++) + report->field[0]->value[i] = data[i]; + + usbhid_submit_report(hdev, report, USB_DIR_OUT); - return (sent_bytes < 0) ? sent_bytes : 0; + return 0; } static int logi_dj_recv_query_paired_devices(struct dj_receiver_dev *djrcv_dev) diff --git a/drivers/hwmon/lineage-pem.c b/drivers/hwmon/lineage-pem.c index 41df29f59b0e..ebbb9f4f27a3 100644 --- a/drivers/hwmon/lineage-pem.c +++ b/drivers/hwmon/lineage-pem.c @@ -422,6 +422,7 @@ static struct attribute *pem_input_attributes[] = { &sensor_dev_attr_in2_input.dev_attr.attr, &sensor_dev_attr_curr1_input.dev_attr.attr, &sensor_dev_attr_power1_input.dev_attr.attr, + NULL }; static const struct attribute_group pem_input_group = { @@ -432,6 +433,7 @@ static struct attribute *pem_fan_attributes[] = { &sensor_dev_attr_fan1_input.dev_attr.attr, &sensor_dev_attr_fan2_input.dev_attr.attr, &sensor_dev_attr_fan3_input.dev_attr.attr, + NULL }; static const struct attribute_group pem_fan_group = { diff --git a/drivers/hwmon/lm75.h b/drivers/hwmon/lm75.h index 668ff4721323..5cde94e56f17 100644 --- a/drivers/hwmon/lm75.h +++ b/drivers/hwmon/lm75.h @@ -25,7 +25,7 @@ which contains this code, we don't worry about the wasted space. */ -#include <linux/hwmon.h> +#include <linux/kernel.h> /* straight from the datasheet */ #define LM75_TEMP_MIN (-55000) diff --git a/drivers/hwmon/pmbus/ltc2978.c b/drivers/hwmon/pmbus/ltc2978.c index 9652a2c92a24..6d6130752f94 100644 --- a/drivers/hwmon/pmbus/ltc2978.c +++ b/drivers/hwmon/pmbus/ltc2978.c @@ -59,10 +59,10 @@ enum chips { ltc2978, ltc3880 }; struct ltc2978_data { enum chips id; int vin_min, vin_max; - int temp_min, temp_max; + int temp_min, temp_max[2]; int vout_min[8], vout_max[8]; int iout_max[2]; - int temp2_max[2]; + int temp2_max; struct pmbus_driver_info info; }; @@ -113,9 +113,10 @@ static int ltc2978_read_word_data_common(struct i2c_client *client, int page, ret = pmbus_read_word_data(client, page, LTC2978_MFR_TEMPERATURE_PEAK); if (ret >= 0) { - if (lin11_to_val(ret) > lin11_to_val(data->temp_max)) - data->temp_max = ret; - ret = data->temp_max; + if (lin11_to_val(ret) + > lin11_to_val(data->temp_max[page])) + data->temp_max[page] = ret; + ret = data->temp_max[page]; } break; case PMBUS_VIRT_RESET_VOUT_HISTORY: @@ -204,10 +205,9 @@ static int ltc3880_read_word_data(struct i2c_client *client, int page, int reg) ret = pmbus_read_word_data(client, page, LTC3880_MFR_TEMPERATURE2_PEAK); if (ret >= 0) { - if (lin11_to_val(ret) - > lin11_to_val(data->temp2_max[page])) - data->temp2_max[page] = ret; - ret = data->temp2_max[page]; + if (lin11_to_val(ret) > lin11_to_val(data->temp2_max)) + data->temp2_max = ret; + ret = data->temp2_max; } break; case PMBUS_VIRT_READ_VIN_MIN: @@ -248,11 +248,11 @@ static int ltc2978_write_word_data(struct i2c_client *client, int page, switch (reg) { case PMBUS_VIRT_RESET_IOUT_HISTORY: - data->iout_max[page] = 0x7fff; + data->iout_max[page] = 0x7c00; ret = ltc2978_clear_peaks(client, page, data->id); break; case PMBUS_VIRT_RESET_TEMP2_HISTORY: - data->temp2_max[page] = 0x7fff; + data->temp2_max = 0x7c00; ret = ltc2978_clear_peaks(client, page, data->id); break; case PMBUS_VIRT_RESET_VOUT_HISTORY: @@ -262,12 +262,12 @@ static int ltc2978_write_word_data(struct i2c_client *client, int page, break; case PMBUS_VIRT_RESET_VIN_HISTORY: data->vin_min = 0x7bff; - data->vin_max = 0; + data->vin_max = 0x7c00; ret = ltc2978_clear_peaks(client, page, data->id); break; case PMBUS_VIRT_RESET_TEMP_HISTORY: data->temp_min = 0x7bff; - data->temp_max = 0x7fff; + data->temp_max[page] = 0x7c00; ret = ltc2978_clear_peaks(client, page, data->id); break; default: @@ -321,12 +321,14 @@ static int ltc2978_probe(struct i2c_client *client, info = &data->info; info->write_word_data = ltc2978_write_word_data; - data->vout_min[0] = 0xffff; data->vin_min = 0x7bff; + data->vin_max = 0x7c00; data->temp_min = 0x7bff; - data->temp_max = 0x7fff; + for (i = 0; i < ARRAY_SIZE(data->temp_max); i++) + data->temp_max[i] = 0x7c00; + data->temp2_max = 0x7c00; - switch (id->driver_data) { + switch (data->id) { case ltc2978: info->read_word_data = ltc2978_read_word_data; info->pages = 8; @@ -336,7 +338,6 @@ static int ltc2978_probe(struct i2c_client *client, for (i = 1; i < 8; i++) { info->func[i] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT; - data->vout_min[i] = 0xffff; } break; case ltc3880: @@ -352,11 +353,14 @@ static int ltc2978_probe(struct i2c_client *client, | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT | PMBUS_HAVE_POUT | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP; - data->vout_min[1] = 0xffff; + data->iout_max[0] = 0x7c00; + data->iout_max[1] = 0x7c00; break; default: return -ENODEV; } + for (i = 0; i < info->pages; i++) + data->vout_min[i] = 0xffff; return pmbus_do_probe(client, id, info); } diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index 80eef50c50fd..9add60920ac0 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -766,12 +766,14 @@ static ssize_t pmbus_show_label(struct device *dev, static int pmbus_add_attribute(struct pmbus_data *data, struct attribute *attr) { if (data->num_attributes >= data->max_attributes - 1) { - data->max_attributes += PMBUS_ATTR_ALLOC_SIZE; - data->group.attrs = krealloc(data->group.attrs, - sizeof(struct attribute *) * - data->max_attributes, GFP_KERNEL); - if (data->group.attrs == NULL) + int new_max_attrs = data->max_attributes + PMBUS_ATTR_ALLOC_SIZE; + void *new_attrs = krealloc(data->group.attrs, + new_max_attrs * sizeof(void *), + GFP_KERNEL); + if (!new_attrs) return -ENOMEM; + data->group.attrs = new_attrs; + data->max_attributes = new_max_attrs; } data->group.attrs[data->num_attributes++] = attr; diff --git a/drivers/hwmon/sht15.c b/drivers/hwmon/sht15.c index bfe326e896df..2507f902fb7a 100644 --- a/drivers/hwmon/sht15.c +++ b/drivers/hwmon/sht15.c @@ -965,7 +965,13 @@ static int sht15_probe(struct platform_device *pdev) if (voltage) data->supply_uv = voltage; - regulator_enable(data->reg); + ret = regulator_enable(data->reg); + if (ret != 0) { + dev_err(&pdev->dev, + "failed to enable regulator: %d\n", ret); + return ret; + } + /* * Setup a notifier block to update this if another device * causes the voltage to change diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig index 46cde098c11c..e380c6eef3af 100644 --- a/drivers/i2c/Kconfig +++ b/drivers/i2c/Kconfig @@ -4,7 +4,6 @@ menuconfig I2C tristate "I2C support" - depends on !S390 select RT_MUTEXES ---help--- I2C (pronounce: I-squared-C) is a slow serial bus protocol used in @@ -76,6 +75,7 @@ config I2C_HELPER_AUTO config I2C_SMBUS tristate "SMBus-specific protocols" if !I2C_HELPER_AUTO + depends on GENERIC_HARDIRQS help Say Y here if you want support for SMBus extensions to the I2C specification. At the moment, the only supported extension is diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index a3725de92384..adfee98486b1 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -114,7 +114,7 @@ config I2C_I801 config I2C_ISCH tristate "Intel SCH SMBus 1.0" - depends on PCI + depends on PCI && GENERIC_HARDIRQS select LPC_SCH help Say Y here if you want to use SMBus controller on the Intel SCH @@ -543,6 +543,7 @@ config I2C_NUC900 config I2C_OCORES tristate "OpenCores I2C Controller" + depends on GENERIC_HARDIRQS help If you say yes to this option, support will be included for the OpenCores I2C controller. For details see @@ -777,7 +778,7 @@ config I2C_DIOLAN_U2C config I2C_PARPORT tristate "Parallel port adapter" - depends on PARPORT + depends on PARPORT && GENERIC_HARDIRQS select I2C_ALGOBIT select I2C_SMBUS help @@ -802,6 +803,7 @@ config I2C_PARPORT config I2C_PARPORT_LIGHT tristate "Parallel port adapter (light)" + depends on GENERIC_HARDIRQS select I2C_ALGOBIT select I2C_SMBUS help diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c index e9205ee8cf94..130f02cc9d94 100644 --- a/drivers/i2c/busses/i2c-ismt.c +++ b/drivers/i2c/busses/i2c-ismt.c @@ -80,6 +80,7 @@ /* PCI DIDs for the Intel SMBus Message Transport (SMT) Devices */ #define PCI_DEVICE_ID_INTEL_S1200_SMT0 0x0c59 #define PCI_DEVICE_ID_INTEL_S1200_SMT1 0x0c5a +#define PCI_DEVICE_ID_INTEL_AVOTON_SMT 0x1f15 #define ISMT_DESC_ENTRIES 32 /* number of descriptor entries */ #define ISMT_MAX_RETRIES 3 /* number of SMBus retries to attempt */ @@ -185,6 +186,7 @@ struct ismt_priv { static const DEFINE_PCI_DEVICE_TABLE(ismt_ids) = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_S1200_SMT0) }, { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_S1200_SMT1) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_AVOTON_SMT) }, { 0, } }; diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index 36704e3ab3fa..b714776b6ddd 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -411,7 +411,11 @@ static int tegra_i2c_init(struct tegra_i2c_dev *i2c_dev) int clk_multiplier = I2C_CLK_MULTIPLIER_STD_FAST_MODE; u32 clk_divisor; - tegra_i2c_clock_enable(i2c_dev); + err = tegra_i2c_clock_enable(i2c_dev); + if (err < 0) { + dev_err(i2c_dev->dev, "Clock enable failed %d\n", err); + return err; + } tegra_periph_reset_assert(i2c_dev->div_clk); udelay(2); @@ -628,7 +632,12 @@ static int tegra_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], if (i2c_dev->is_suspended) return -EBUSY; - tegra_i2c_clock_enable(i2c_dev); + ret = tegra_i2c_clock_enable(i2c_dev); + if (ret < 0) { + dev_err(i2c_dev->dev, "Clock enable failed %d\n", ret); + return ret; + } + for (i = 0; i < num; i++) { enum msg_end_type end_type = MSG_END_STOP; if (i < (num - 1)) { diff --git a/drivers/i2c/muxes/i2c-mux-pca9541.c b/drivers/i2c/muxes/i2c-mux-pca9541.c index f3b8f9a6a89b..966a18a5d12d 100644 --- a/drivers/i2c/muxes/i2c-mux-pca9541.c +++ b/drivers/i2c/muxes/i2c-mux-pca9541.c @@ -3,7 +3,7 @@ * * Copyright (c) 2010 Ericsson AB. * - * Author: Guenter Roeck <guenter.roeck@ericsson.com> + * Author: Guenter Roeck <linux@roeck-us.net> * * Derived from: * pca954x.c diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index 8126824daccb..b23113926388 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -1408,7 +1408,7 @@ static int idecd_capacity_proc_show(struct seq_file *m, void *v) static int idecd_capacity_proc_open(struct inode *inode, struct file *file) { - return single_open(file, idecd_capacity_proc_show, PDE(inode)->data); + return single_open(file, idecd_capacity_proc_show, PDE_DATA(inode)); } static const struct file_operations idecd_capacity_proc_fops = { diff --git a/drivers/ide/ide-disk_proc.c b/drivers/ide/ide-disk_proc.c index 8b570a17bcd9..0d1fae6cba6d 100644 --- a/drivers/ide/ide-disk_proc.c +++ b/drivers/ide/ide-disk_proc.c @@ -53,7 +53,7 @@ static int idedisk_cache_proc_show(struct seq_file *m, void *v) static int idedisk_cache_proc_open(struct inode *inode, struct file *file) { - return single_open(file, idedisk_cache_proc_show, PDE(inode)->data); + return single_open(file, idedisk_cache_proc_show, PDE_DATA(inode)); } static const struct file_operations idedisk_cache_proc_fops = { @@ -74,7 +74,7 @@ static int idedisk_capacity_proc_show(struct seq_file *m, void *v) static int idedisk_capacity_proc_open(struct inode *inode, struct file *file) { - return single_open(file, idedisk_capacity_proc_show, PDE(inode)->data); + return single_open(file, idedisk_capacity_proc_show, PDE_DATA(inode)); } static const struct file_operations idedisk_capacity_proc_fops = { @@ -115,7 +115,7 @@ static int idedisk_sv_proc_show(struct seq_file *m, void *v) static int idedisk_sv_proc_open(struct inode *inode, struct file *file) { - return single_open(file, idedisk_sv_proc_show, PDE(inode)->data); + return single_open(file, idedisk_sv_proc_show, PDE_DATA(inode)); } static const struct file_operations idedisk_sv_proc_fops = { @@ -133,7 +133,7 @@ static int idedisk_st_proc_show(struct seq_file *m, void *v) static int idedisk_st_proc_open(struct inode *inode, struct file *file) { - return single_open(file, idedisk_st_proc_show, PDE(inode)->data); + return single_open(file, idedisk_st_proc_show, PDE_DATA(inode)); } static const struct file_operations idedisk_st_proc_fops = { diff --git a/drivers/ide/ide-floppy_proc.c b/drivers/ide/ide-floppy_proc.c index 1600720f3e86..e7a25ea757df 100644 --- a/drivers/ide/ide-floppy_proc.c +++ b/drivers/ide/ide-floppy_proc.c @@ -15,7 +15,7 @@ static int idefloppy_capacity_proc_show(struct seq_file *m, void *v) static int idefloppy_capacity_proc_open(struct inode *inode, struct file *file) { - return single_open(file, idefloppy_capacity_proc_show, PDE(inode)->data); + return single_open(file, idefloppy_capacity_proc_show, PDE_DATA(inode)); } static const struct file_operations idefloppy_capacity_proc_fops = { diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c index 2abcc4790f12..97c070077774 100644 --- a/drivers/ide/ide-proc.c +++ b/drivers/ide/ide-proc.c @@ -58,7 +58,7 @@ static int ide_imodel_proc_show(struct seq_file *m, void *v) static int ide_imodel_proc_open(struct inode *inode, struct file *file) { - return single_open(file, ide_imodel_proc_show, PDE(inode)->data); + return single_open(file, ide_imodel_proc_show, PDE_DATA(inode)); } static const struct file_operations ide_imodel_proc_fops = { @@ -82,7 +82,7 @@ static int ide_mate_proc_show(struct seq_file *m, void *v) static int ide_mate_proc_open(struct inode *inode, struct file *file) { - return single_open(file, ide_mate_proc_show, PDE(inode)->data); + return single_open(file, ide_mate_proc_show, PDE_DATA(inode)); } static const struct file_operations ide_mate_proc_fops = { @@ -103,7 +103,7 @@ static int ide_channel_proc_show(struct seq_file *m, void *v) static int ide_channel_proc_open(struct inode *inode, struct file *file) { - return single_open(file, ide_channel_proc_show, PDE(inode)->data); + return single_open(file, ide_channel_proc_show, PDE_DATA(inode)); } static const struct file_operations ide_channel_proc_fops = { @@ -143,7 +143,7 @@ static int ide_identify_proc_show(struct seq_file *m, void *v) static int ide_identify_proc_open(struct inode *inode, struct file *file) { - return single_open(file, ide_identify_proc_show, PDE(inode)->data); + return single_open(file, ide_identify_proc_show, PDE_DATA(inode)); } static const struct file_operations ide_identify_proc_fops = { @@ -325,7 +325,7 @@ static int ide_settings_proc_show(struct seq_file *m, void *v) static int ide_settings_proc_open(struct inode *inode, struct file *file) { - return single_open(file, ide_settings_proc_show, PDE(inode)->data); + return single_open(file, ide_settings_proc_show, PDE_DATA(inode)); } #define MAX_LEN 30 @@ -333,7 +333,7 @@ static int ide_settings_proc_open(struct inode *inode, struct file *file) static ssize_t ide_settings_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos) { - ide_drive_t *drive = (ide_drive_t *) PDE(file_inode(file))->data; + ide_drive_t *drive = PDE_DATA(file_inode(file)); char name[MAX_LEN + 1]; int for_real = 0, mul_factor, div_factor; unsigned long n; @@ -474,7 +474,7 @@ static int ide_geometry_proc_show(struct seq_file *m, void *v) static int ide_geometry_proc_open(struct inode *inode, struct file *file) { - return single_open(file, ide_geometry_proc_show, PDE(inode)->data); + return single_open(file, ide_geometry_proc_show, PDE_DATA(inode)); } const struct file_operations ide_geometry_proc_fops = { @@ -497,7 +497,7 @@ static int ide_dmodel_proc_show(struct seq_file *seq, void *v) static int ide_dmodel_proc_open(struct inode *inode, struct file *file) { - return single_open(file, ide_dmodel_proc_show, PDE(inode)->data); + return single_open(file, ide_dmodel_proc_show, PDE_DATA(inode)); } static const struct file_operations ide_dmodel_proc_fops = { @@ -525,7 +525,7 @@ static int ide_driver_proc_show(struct seq_file *m, void *v) static int ide_driver_proc_open(struct inode *inode, struct file *file) { - return single_open(file, ide_driver_proc_show, PDE(inode)->data); + return single_open(file, ide_driver_proc_show, PDE_DATA(inode)); } static int ide_replace_subdriver(ide_drive_t *drive, const char *driver) @@ -558,7 +558,7 @@ static int ide_replace_subdriver(ide_drive_t *drive, const char *driver) static ssize_t ide_driver_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos) { - ide_drive_t *drive = (ide_drive_t *) PDE(file_inode(file))->data; + ide_drive_t *drive = PDE_DATA(file_inode(file)); char name[32]; if (!capable(CAP_SYS_ADMIN)) @@ -601,7 +601,7 @@ static int ide_media_proc_show(struct seq_file *m, void *v) static int ide_media_proc_open(struct inode *inode, struct file *file) { - return single_open(file, ide_media_proc_show, PDE(inode)->data); + return single_open(file, ide_media_proc_show, PDE_DATA(inode)); } static const struct file_operations ide_media_proc_fops = { diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c index ce8237d36159..89f859591bbb 100644 --- a/drivers/ide/ide-tape.c +++ b/drivers/ide/ide-tape.c @@ -1847,7 +1847,7 @@ static int idetape_name_proc_show(struct seq_file *m, void *v) static int idetape_name_proc_open(struct inode *inode, struct file *file) { - return single_open(file, idetape_name_proc_show, PDE(inode)->data); + return single_open(file, idetape_name_proc_show, PDE_DATA(inode)); } static const struct file_operations idetape_name_proc_fops = { diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c index 0198324a8b0c..bd33473f8e38 100644 --- a/drivers/iio/common/st_sensors/st_sensors_core.c +++ b/drivers/iio/common/st_sensors/st_sensors_core.c @@ -62,7 +62,7 @@ st_sensors_match_odr_error: int st_sensors_set_odr(struct iio_dev *indio_dev, unsigned int odr) { int err; - struct st_sensor_odr_avl odr_out; + struct st_sensor_odr_avl odr_out = {0, 0}; struct st_sensor_data *sdata = iio_priv(indio_dev); err = st_sensors_match_odr(sdata->sensor, odr, &odr_out); @@ -114,7 +114,7 @@ st_sensors_match_odr_error: static int st_sensors_set_fullscale(struct iio_dev *indio_dev, unsigned int fs) { - int err, i; + int err, i = 0; struct st_sensor_data *sdata = iio_priv(indio_dev); err = st_sensors_match_fs(sdata->sensor, fs, &i); @@ -139,14 +139,13 @@ st_accel_set_fullscale_error: int st_sensors_set_enable(struct iio_dev *indio_dev, bool enable) { - bool found; u8 tmp_value; int err = -EINVAL; - struct st_sensor_odr_avl odr_out; + bool found = false; + struct st_sensor_odr_avl odr_out = {0, 0}; struct st_sensor_data *sdata = iio_priv(indio_dev); if (enable) { - found = false; tmp_value = sdata->sensor->pw.value_on; if ((sdata->sensor->odr.addr == sdata->sensor->pw.addr) && (sdata->sensor->odr.mask == sdata->sensor->pw.mask)) { diff --git a/drivers/iio/dac/ad5064.c b/drivers/iio/dac/ad5064.c index 2fe1d4edcb2f..74f2d52795f6 100644 --- a/drivers/iio/dac/ad5064.c +++ b/drivers/iio/dac/ad5064.c @@ -27,7 +27,6 @@ #define AD5064_ADDR(x) ((x) << 20) #define AD5064_CMD(x) ((x) << 24) -#define AD5064_ADDR_DAC(chan) (chan) #define AD5064_ADDR_ALL_DAC 0xF #define AD5064_CMD_WRITE_INPUT_N 0x0 @@ -131,15 +130,15 @@ static int ad5064_write(struct ad5064_state *st, unsigned int cmd, } static int ad5064_sync_powerdown_mode(struct ad5064_state *st, - unsigned int channel) + const struct iio_chan_spec *chan) { unsigned int val; int ret; - val = (0x1 << channel); + val = (0x1 << chan->address); - if (st->pwr_down[channel]) - val |= st->pwr_down_mode[channel] << 8; + if (st->pwr_down[chan->channel]) + val |= st->pwr_down_mode[chan->channel] << 8; ret = ad5064_write(st, AD5064_CMD_POWERDOWN_DAC, 0, val, 0); @@ -169,7 +168,7 @@ static int ad5064_set_powerdown_mode(struct iio_dev *indio_dev, mutex_lock(&indio_dev->mlock); st->pwr_down_mode[chan->channel] = mode + 1; - ret = ad5064_sync_powerdown_mode(st, chan->channel); + ret = ad5064_sync_powerdown_mode(st, chan); mutex_unlock(&indio_dev->mlock); return ret; @@ -205,7 +204,7 @@ static ssize_t ad5064_write_dac_powerdown(struct iio_dev *indio_dev, mutex_lock(&indio_dev->mlock); st->pwr_down[chan->channel] = pwr_down; - ret = ad5064_sync_powerdown_mode(st, chan->channel); + ret = ad5064_sync_powerdown_mode(st, chan); mutex_unlock(&indio_dev->mlock); return ret ? ret : len; } @@ -258,7 +257,7 @@ static int ad5064_write_raw(struct iio_dev *indio_dev, switch (mask) { case IIO_CHAN_INFO_RAW: - if (val > (1 << chan->scan_type.realbits) || val < 0) + if (val >= (1 << chan->scan_type.realbits) || val < 0) return -EINVAL; mutex_lock(&indio_dev->mlock); @@ -292,34 +291,44 @@ static const struct iio_chan_spec_ext_info ad5064_ext_info[] = { { }, }; -#define AD5064_CHANNEL(chan, bits) { \ +#define AD5064_CHANNEL(chan, addr, bits) { \ .type = IIO_VOLTAGE, \ .indexed = 1, \ .output = 1, \ .channel = (chan), \ .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT | \ IIO_CHAN_INFO_SCALE_SEPARATE_BIT, \ - .address = AD5064_ADDR_DAC(chan), \ + .address = addr, \ .scan_type = IIO_ST('u', (bits), 16, 20 - (bits)), \ .ext_info = ad5064_ext_info, \ } #define DECLARE_AD5064_CHANNELS(name, bits) \ const struct iio_chan_spec name[] = { \ - AD5064_CHANNEL(0, bits), \ - AD5064_CHANNEL(1, bits), \ - AD5064_CHANNEL(2, bits), \ - AD5064_CHANNEL(3, bits), \ - AD5064_CHANNEL(4, bits), \ - AD5064_CHANNEL(5, bits), \ - AD5064_CHANNEL(6, bits), \ - AD5064_CHANNEL(7, bits), \ + AD5064_CHANNEL(0, 0, bits), \ + AD5064_CHANNEL(1, 1, bits), \ + AD5064_CHANNEL(2, 2, bits), \ + AD5064_CHANNEL(3, 3, bits), \ + AD5064_CHANNEL(4, 4, bits), \ + AD5064_CHANNEL(5, 5, bits), \ + AD5064_CHANNEL(6, 6, bits), \ + AD5064_CHANNEL(7, 7, bits), \ +} + +#define DECLARE_AD5065_CHANNELS(name, bits) \ +const struct iio_chan_spec name[] = { \ + AD5064_CHANNEL(0, 0, bits), \ + AD5064_CHANNEL(1, 3, bits), \ } static DECLARE_AD5064_CHANNELS(ad5024_channels, 12); static DECLARE_AD5064_CHANNELS(ad5044_channels, 14); static DECLARE_AD5064_CHANNELS(ad5064_channels, 16); +static DECLARE_AD5065_CHANNELS(ad5025_channels, 12); +static DECLARE_AD5065_CHANNELS(ad5045_channels, 14); +static DECLARE_AD5065_CHANNELS(ad5065_channels, 16); + static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { [ID_AD5024] = { .shared_vref = false, @@ -328,7 +337,7 @@ static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { }, [ID_AD5025] = { .shared_vref = false, - .channels = ad5024_channels, + .channels = ad5025_channels, .num_channels = 2, }, [ID_AD5044] = { @@ -338,7 +347,7 @@ static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { }, [ID_AD5045] = { .shared_vref = false, - .channels = ad5044_channels, + .channels = ad5045_channels, .num_channels = 2, }, [ID_AD5064] = { @@ -353,7 +362,7 @@ static const struct ad5064_chip_info ad5064_chip_info_tbl[] = { }, [ID_AD5065] = { .shared_vref = false, - .channels = ad5064_channels, + .channels = ad5065_channels, .num_channels = 2, }, [ID_AD5628_1] = { @@ -429,6 +438,7 @@ static int ad5064_probe(struct device *dev, enum ad5064_type type, { struct iio_dev *indio_dev; struct ad5064_state *st; + unsigned int midscale; unsigned int i; int ret; @@ -465,11 +475,6 @@ static int ad5064_probe(struct device *dev, enum ad5064_type type, goto error_free_reg; } - for (i = 0; i < st->chip_info->num_channels; ++i) { - st->pwr_down_mode[i] = AD5064_LDAC_PWRDN_1K; - st->dac_cache[i] = 0x8000; - } - indio_dev->dev.parent = dev; indio_dev->name = name; indio_dev->info = &ad5064_info; @@ -477,6 +482,13 @@ static int ad5064_probe(struct device *dev, enum ad5064_type type, indio_dev->channels = st->chip_info->channels; indio_dev->num_channels = st->chip_info->num_channels; + midscale = (1 << indio_dev->channels[0].scan_type.realbits) / 2; + + for (i = 0; i < st->chip_info->num_channels; ++i) { + st->pwr_down_mode[i] = AD5064_LDAC_PWRDN_1K; + st->dac_cache[i] = midscale; + } + ret = iio_device_register(indio_dev); if (ret) goto error_disable_reg; diff --git a/drivers/iio/imu/inv_mpu6050/Kconfig b/drivers/iio/imu/inv_mpu6050/Kconfig index b5cfa3a354cf..361b2328453d 100644 --- a/drivers/iio/imu/inv_mpu6050/Kconfig +++ b/drivers/iio/imu/inv_mpu6050/Kconfig @@ -5,6 +5,7 @@ config INV_MPU6050_IIO tristate "Invensense MPU6050 devices" depends on I2C && SYSFS + select IIO_BUFFER select IIO_TRIGGERED_BUFFER help This driver supports the Invensense MPU6050 devices. diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index 565bfb161c1a..a3fde52840ca 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -1575,6 +1575,12 @@ static int c4iw_reconnect(struct c4iw_ep *ep) neigh = dst_neigh_lookup(ep->dst, &ep->com.cm_id->remote_addr.sin_addr.s_addr); + if (!neigh) { + pr_err("%s - cannot alloc neigh.\n", __func__); + err = -ENOMEM; + goto fail4; + } + /* get a l2t entry */ if (neigh->dev->flags & IFF_LOOPBACK) { PDBG("%s LOOPBACK\n", __func__); @@ -3053,6 +3059,12 @@ static int rx_pkt(struct c4iw_dev *dev, struct sk_buff *skb) dst = &rt->dst; neigh = dst_neigh_lookup_skb(dst, skb); + if (!neigh) { + pr_err("%s - failed to allocate neigh!\n", + __func__); + goto free_dst; + } + if (neigh->dev->flags & IFF_LOOPBACK) { pdev = ip_dev_find(&init_net, iph->daddr); e = cxgb4_l2t_get(dev->rdev.lldi.l2t, neigh, diff --git a/drivers/infiniband/hw/cxgb4/qp.c b/drivers/infiniband/hw/cxgb4/qp.c index 17ba4f8bc12d..70b1808a08f4 100644 --- a/drivers/infiniband/hw/cxgb4/qp.c +++ b/drivers/infiniband/hw/cxgb4/qp.c @@ -186,8 +186,10 @@ static int create_qp(struct c4iw_rdev *rdev, struct t4_wq *wq, wq->rq.queue = dma_alloc_coherent(&(rdev->lldi.pdev->dev), wq->rq.memsize, &(wq->rq.dma_addr), GFP_KERNEL); - if (!wq->rq.queue) + if (!wq->rq.queue) { + ret = -ENOMEM; goto free_sq; + } PDBG("%s sq base va 0x%p pa 0x%llx rq base va 0x%p pa 0x%llx\n", __func__, wq->sq.queue, (unsigned long long)virt_to_phys(wq->sq.queue), diff --git a/drivers/infiniband/hw/ipath/ipath_fs.c b/drivers/infiniband/hw/ipath/ipath_fs.c index a479375a8fd8..e0c404bdc4a8 100644 --- a/drivers/infiniband/hw/ipath/ipath_fs.c +++ b/drivers/infiniband/hw/ipath/ipath_fs.c @@ -410,6 +410,7 @@ static struct file_system_type ipathfs_fs_type = { .mount = ipathfs_mount, .kill_sb = ipathfs_kill_super, }; +MODULE_ALIAS_FS("ipathfs"); int __init ipath_init_ipathfs(void) { diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.c b/drivers/infiniband/hw/ipath/ipath_verbs.c index 439c35d4a669..ea93870266eb 100644 --- a/drivers/infiniband/hw/ipath/ipath_verbs.c +++ b/drivers/infiniband/hw/ipath/ipath_verbs.c @@ -620,7 +620,7 @@ void ipath_ib_rcv(struct ipath_ibdev *dev, void *rhdr, void *data, goto bail; } - opcode = be32_to_cpu(ohdr->bth[0]) >> 24; + opcode = (be32_to_cpu(ohdr->bth[0]) >> 24) & 0x7f; dev->opstats[opcode].n_bytes += tlen; dev->opstats[opcode].n_packets++; diff --git a/drivers/infiniband/hw/mlx4/cm.c b/drivers/infiniband/hw/mlx4/cm.c index e0d79b2395e4..add98d01476c 100644 --- a/drivers/infiniband/hw/mlx4/cm.c +++ b/drivers/infiniband/hw/mlx4/cm.c @@ -362,7 +362,6 @@ void mlx4_ib_cm_paravirt_init(struct mlx4_ib_dev *dev) INIT_LIST_HEAD(&dev->sriov.cm_list); dev->sriov.sl_id_map = RB_ROOT; idr_init(&dev->sriov.pv_id_table); - idr_pre_get(&dev->sriov.pv_id_table, GFP_KERNEL); } /* slave = -1 ==> all slaves */ diff --git a/drivers/infiniband/hw/qib/Kconfig b/drivers/infiniband/hw/qib/Kconfig index 8349f9c5064c..1e603a375069 100644 --- a/drivers/infiniband/hw/qib/Kconfig +++ b/drivers/infiniband/hw/qib/Kconfig @@ -1,7 +1,7 @@ config INFINIBAND_QIB - tristate "QLogic PCIe HCA support" + tristate "Intel PCIe HCA support" depends on 64BIT ---help--- - This is a low-level driver for QLogic PCIe QLE InfiniBand host - channel adapters. This driver does not support the QLogic + This is a low-level driver for Intel PCIe QLE InfiniBand host + channel adapters. This driver does not support the Intel HyperTransport card (model QHT7140). diff --git a/drivers/infiniband/hw/qib/qib_driver.c b/drivers/infiniband/hw/qib/qib_driver.c index 5423edcab51f..216092477dfc 100644 --- a/drivers/infiniband/hw/qib/qib_driver.c +++ b/drivers/infiniband/hw/qib/qib_driver.c @@ -1,4 +1,5 @@ /* + * Copyright (c) 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006, 2007, 2008, 2009 QLogic Corporation. All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. * @@ -63,8 +64,8 @@ MODULE_PARM_DESC(compat_ddr_negotiate, "Attempt pre-IBTA 1.2 DDR speed negotiation"); MODULE_LICENSE("Dual BSD/GPL"); -MODULE_AUTHOR("QLogic <support@qlogic.com>"); -MODULE_DESCRIPTION("QLogic IB driver"); +MODULE_AUTHOR("Intel <ibsupport@intel.com>"); +MODULE_DESCRIPTION("Intel IB driver"); MODULE_VERSION(QIB_DRIVER_VERSION); /* diff --git a/drivers/infiniband/hw/qib/qib_fs.c b/drivers/infiniband/hw/qib/qib_fs.c index 644bd6f6467c..f247fc6e6182 100644 --- a/drivers/infiniband/hw/qib/qib_fs.c +++ b/drivers/infiniband/hw/qib/qib_fs.c @@ -604,6 +604,7 @@ static struct file_system_type qibfs_fs_type = { .mount = qibfs_mount, .kill_sb = qibfs_kill_super, }; +MODULE_ALIAS_FS("ipathfs"); int __init qib_init_qibfs(void) { diff --git a/drivers/infiniband/hw/qib/qib_iba6120.c b/drivers/infiniband/hw/qib/qib_iba6120.c index a099ac171e22..0232ae56b1fa 100644 --- a/drivers/infiniband/hw/qib/qib_iba6120.c +++ b/drivers/infiniband/hw/qib/qib_iba6120.c @@ -1,4 +1,5 @@ /* + * Copyright (c) 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006, 2007, 2008, 2009, 2010 QLogic Corporation. * All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. @@ -51,7 +52,7 @@ static u32 qib_6120_iblink_state(u64); /* * This file contains all the chip-specific register information and - * access functions for the QLogic QLogic_IB PCI-Express chip. + * access functions for the Intel Intel_IB PCI-Express chip. * */ diff --git a/drivers/infiniband/hw/qib/qib_init.c b/drivers/infiniband/hw/qib/qib_init.c index 50e33aa0b4e3..173f805790da 100644 --- a/drivers/infiniband/hw/qib/qib_init.c +++ b/drivers/infiniband/hw/qib/qib_init.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012 Intel Corporation. All rights reserved. + * Copyright (c) 2012, 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. * @@ -1138,7 +1138,7 @@ void qib_disable_after_error(struct qib_devdata *dd) static void qib_remove_one(struct pci_dev *); static int qib_init_one(struct pci_dev *, const struct pci_device_id *); -#define DRIVER_LOAD_MSG "QLogic " QIB_DRV_NAME " loaded: " +#define DRIVER_LOAD_MSG "Intel " QIB_DRV_NAME " loaded: " #define PFX QIB_DRV_NAME ": " static DEFINE_PCI_DEVICE_TABLE(qib_pci_tbl) = { @@ -1355,7 +1355,7 @@ static int qib_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) dd = qib_init_iba6120_funcs(pdev, ent); #else qib_early_err(&pdev->dev, - "QLogic PCIE device 0x%x cannot work if CONFIG_PCI_MSI is not enabled\n", + "Intel PCIE device 0x%x cannot work if CONFIG_PCI_MSI is not enabled\n", ent->device); dd = ERR_PTR(-ENODEV); #endif @@ -1371,7 +1371,7 @@ static int qib_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) default: qib_early_err(&pdev->dev, - "Failing on unknown QLogic deviceid 0x%x\n", + "Failing on unknown Intel deviceid 0x%x\n", ent->device); ret = -ENODEV; } diff --git a/drivers/infiniband/hw/qib/qib_sd7220.c b/drivers/infiniband/hw/qib/qib_sd7220.c index 50a8a0d4fe67..08a6c6d39e56 100644 --- a/drivers/infiniband/hw/qib/qib_sd7220.c +++ b/drivers/infiniband/hw/qib/qib_sd7220.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012 Intel Corporation. All rights reserved. + * Copyright (c) 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2003, 2004, 2005, 2006 PathScale, Inc. All rights reserved. * @@ -44,7 +44,7 @@ #include "qib.h" #include "qib_7220.h" -#define SD7220_FW_NAME "qlogic/sd7220.fw" +#define SD7220_FW_NAME "intel/sd7220.fw" MODULE_FIRMWARE(SD7220_FW_NAME); /* diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c index ba51a4715a1d..7c0ab16a2fe2 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.c +++ b/drivers/infiniband/hw/qib/qib_verbs.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2012 Intel Corporation. All rights reserved. + * Copyright (c) 2012, 2013 Intel Corporation. All rights reserved. * Copyright (c) 2006 - 2012 QLogic Corporation. All rights reserved. * Copyright (c) 2005, 2006 PathScale, Inc. All rights reserved. * @@ -2224,7 +2224,7 @@ int qib_register_ib_device(struct qib_devdata *dd) ibdev->dma_ops = &qib_dma_mapping_ops; snprintf(ibdev->node_desc, sizeof(ibdev->node_desc), - "QLogic Infiniband HCA %s", init_utsname()->nodename); + "Intel Infiniband HCA %s", init_utsname()->nodename); ret = ib_register_device(ibdev, qib_create_port_files); if (ret) diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 67b0c1d23678..1ef880de3a41 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -758,9 +758,13 @@ void ipoib_cm_send(struct net_device *dev, struct sk_buff *skb, struct ipoib_cm_ if (++priv->tx_outstanding == ipoib_sendq_size) { ipoib_dbg(priv, "TX ring 0x%x full, stopping kernel net queue\n", tx->qp->qp_num); - if (ib_req_notify_cq(priv->send_cq, IB_CQ_NEXT_COMP)) - ipoib_warn(priv, "request notify on send CQ failed\n"); netif_stop_queue(dev); + rc = ib_req_notify_cq(priv->send_cq, + IB_CQ_NEXT_COMP | IB_CQ_REPORT_MISSED_EVENTS); + if (rc < 0) + ipoib_warn(priv, "request notify on send CQ failed\n"); + else if (rc) + ipoib_send_comp_handler(priv->send_cq, dev); } } } diff --git a/drivers/input/joystick/analog.c b/drivers/input/joystick/analog.c index 7cd74e29cbc8..9135606c8649 100644 --- a/drivers/input/joystick/analog.c +++ b/drivers/input/joystick/analog.c @@ -158,14 +158,10 @@ static unsigned int get_time_pit(void) #define GET_TIME(x) rdtscl(x) #define DELTA(x,y) ((y)-(x)) #define TIME_NAME "TSC" -#elif defined(__alpha__) +#elif defined(__alpha__) || defined(CONFIG_MN10300) || defined(CONFIG_ARM) || defined(CONFIG_TILE) #define GET_TIME(x) do { x = get_cycles(); } while (0) #define DELTA(x,y) ((y)-(x)) -#define TIME_NAME "PCC" -#elif defined(CONFIG_MN10300) || defined(CONFIG_TILE) -#define GET_TIME(x) do { x = get_cycles(); } while (0) -#define DELTA(x, y) ((x) - (y)) -#define TIME_NAME "TSC" +#define TIME_NAME "get_cycles" #else #define FAKE_TIME static unsigned long analog_faketime = 0; diff --git a/drivers/input/keyboard/tc3589x-keypad.c b/drivers/input/keyboard/tc3589x-keypad.c index 2fb0d76a04c4..208de7cbb7fa 100644 --- a/drivers/input/keyboard/tc3589x-keypad.c +++ b/drivers/input/keyboard/tc3589x-keypad.c @@ -70,8 +70,6 @@ #define TC3589x_EVT_INT_CLR 0x2 #define TC3589x_KBD_INT_CLR 0x1 -#define TC3589x_KBD_KEYMAP_SIZE 64 - /** * struct tc_keypad - data structure used by keypad driver * @tc3589x: pointer to tc35893 @@ -88,7 +86,7 @@ struct tc_keypad { const struct tc3589x_keypad_platform_data *board; unsigned int krow; unsigned int kcol; - unsigned short keymap[TC3589x_KBD_KEYMAP_SIZE]; + unsigned short *keymap; bool keypad_stopped; }; @@ -338,12 +336,14 @@ static int tc3589x_keypad_probe(struct platform_device *pdev) error = matrix_keypad_build_keymap(plat->keymap_data, NULL, TC3589x_MAX_KPROW, TC3589x_MAX_KPCOL, - keypad->keymap, input); + NULL, input); if (error) { dev_err(&pdev->dev, "Failed to build keymap\n"); goto err_free_mem; } + keypad->keymap = input->keycode; + input_set_capability(input, EV_MSC, MSC_SCAN); if (!plat->no_autorepeat) __set_bit(EV_REP, input->evbit); diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c index 2e3334b8f82d..770479df8657 100644 --- a/drivers/input/misc/hp_sdc_rtc.c +++ b/drivers/input/misc/hp_sdc_rtc.c @@ -41,6 +41,7 @@ #include <linux/time.h> #include <linux/miscdevice.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/poll.h> #include <linux/rtc.h> #include <linux/mutex.h> @@ -74,9 +75,6 @@ static unsigned int hp_sdc_rtc_poll(struct file *file, poll_table *wait); static int hp_sdc_rtc_open(struct inode *inode, struct file *file); static int hp_sdc_rtc_fasync (int fd, struct file *filp, int on); -static int hp_sdc_rtc_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data); - static void hp_sdc_rtc_isr (int irq, void *dev_id, uint8_t status, uint8_t data) { @@ -427,22 +425,19 @@ static int hp_sdc_rtc_fasync (int fd, struct file *filp, int on) return fasync_helper (fd, filp, on, &hp_sdc_rtc_async_queue); } -static int hp_sdc_rtc_proc_output (char *buf) +static int hp_sdc_rtc_proc_show(struct seq_file *m, void *v) { #define YN(bit) ("no") #define NY(bit) ("yes") - char *p; struct rtc_time tm; struct timeval tv; memset(&tm, 0, sizeof(struct rtc_time)); - p = buf; - if (hp_sdc_rtc_read_bbrtc(&tm)) { - p += sprintf(p, "BBRTC\t\t: READ FAILED!\n"); + seq_puts(m, "BBRTC\t\t: READ FAILED!\n"); } else { - p += sprintf(p, + seq_printf(m, "rtc_time\t: %02d:%02d:%02d\n" "rtc_date\t: %04d-%02d-%02d\n" "rtc_epoch\t: %04lu\n", @@ -452,41 +447,41 @@ static int hp_sdc_rtc_proc_output (char *buf) } if (hp_sdc_rtc_read_rt(&tv)) { - p += sprintf(p, "i8042 rtc\t: READ FAILED!\n"); + seq_puts(m, "i8042 rtc\t: READ FAILED!\n"); } else { - p += sprintf(p, "i8042 rtc\t: %ld.%02d seconds\n", + seq_printf(m, "i8042 rtc\t: %ld.%02d seconds\n", tv.tv_sec, (int)tv.tv_usec/1000); } if (hp_sdc_rtc_read_fhs(&tv)) { - p += sprintf(p, "handshake\t: READ FAILED!\n"); + seq_puts(m, "handshake\t: READ FAILED!\n"); } else { - p += sprintf(p, "handshake\t: %ld.%02d seconds\n", + seq_printf(m, "handshake\t: %ld.%02d seconds\n", tv.tv_sec, (int)tv.tv_usec/1000); } if (hp_sdc_rtc_read_mt(&tv)) { - p += sprintf(p, "alarm\t\t: READ FAILED!\n"); + seq_puts(m, "alarm\t\t: READ FAILED!\n"); } else { - p += sprintf(p, "alarm\t\t: %ld.%02d seconds\n", + seq_printf(m, "alarm\t\t: %ld.%02d seconds\n", tv.tv_sec, (int)tv.tv_usec/1000); } if (hp_sdc_rtc_read_dt(&tv)) { - p += sprintf(p, "delay\t\t: READ FAILED!\n"); + seq_puts(m, "delay\t\t: READ FAILED!\n"); } else { - p += sprintf(p, "delay\t\t: %ld.%02d seconds\n", + seq_printf(m, "delay\t\t: %ld.%02d seconds\n", tv.tv_sec, (int)tv.tv_usec/1000); } if (hp_sdc_rtc_read_ct(&tv)) { - p += sprintf(p, "periodic\t: READ FAILED!\n"); + seq_puts(m, "periodic\t: READ FAILED!\n"); } else { - p += sprintf(p, "periodic\t: %ld.%02d seconds\n", + seq_printf(m, "periodic\t: %ld.%02d seconds\n", tv.tv_sec, (int)tv.tv_usec/1000); } - p += sprintf(p, + seq_printf(m, "DST_enable\t: %s\n" "BCD\t\t: %s\n" "24hr\t\t: %s\n" @@ -506,23 +501,23 @@ static int hp_sdc_rtc_proc_output (char *buf) 1UL, 1 ? "okay" : "dead"); - return p - buf; + return 0; #undef YN #undef NY } -static int hp_sdc_rtc_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int hp_sdc_rtc_proc_open(struct inode *inode, struct file *file) { - int len = hp_sdc_rtc_proc_output (page); - if (len <= off+count) *eof = 1; - *start = page + off; - len -= off; - if (len>count) len = count; - if (len<0) len = 0; - return len; + return single_open(file, hp_sdc_rtc_proc_show, NULL); } +static const struct file_operations hp_sdc_rtc_proc_fops = { + .open = hp_sdc_rtc_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + static int hp_sdc_rtc_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { @@ -715,8 +710,7 @@ static int __init hp_sdc_rtc_init(void) if (misc_register(&hp_sdc_rtc_dev) != 0) printk(KERN_INFO "Could not register misc. dev for i8042 rtc\n"); - create_proc_read_entry ("driver/rtc", 0, NULL, - hp_sdc_rtc_read_proc, NULL); + proc_create("driver/rtc", 0, NULL, &hp_sdc_rtc_proc_fops); printk(KERN_INFO "HP i8042 SDC + MSM-58321 RTC support loaded " "(RTC v " RTC_VERSION ")\n"); diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index 7b99fc7c9438..0238e0e14335 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -490,6 +490,29 @@ static void alps_decode_rushmore(struct alps_fields *f, unsigned char *p) f->y_map |= (p[5] & 0x20) << 6; } +static void alps_decode_dolphin(struct alps_fields *f, unsigned char *p) +{ + f->first_mp = !!(p[0] & 0x02); + f->is_mp = !!(p[0] & 0x20); + + f->fingers = ((p[0] & 0x6) >> 1 | + (p[0] & 0x10) >> 2); + f->x_map = ((p[2] & 0x60) >> 5) | + ((p[4] & 0x7f) << 2) | + ((p[5] & 0x7f) << 9) | + ((p[3] & 0x07) << 16) | + ((p[3] & 0x70) << 15) | + ((p[0] & 0x01) << 22); + f->y_map = (p[1] & 0x7f) | + ((p[2] & 0x1f) << 7); + + f->x = ((p[1] & 0x7f) | ((p[4] & 0x0f) << 7)); + f->y = ((p[2] & 0x7f) | ((p[4] & 0xf0) << 3)); + f->z = (p[0] & 4) ? 0 : p[5] & 0x7f; + + alps_decode_buttons_v3(f, p); +} + static void alps_process_touchpad_packet_v3(struct psmouse *psmouse) { struct alps_data *priv = psmouse->private; @@ -874,7 +897,8 @@ static psmouse_ret_t alps_process_byte(struct psmouse *psmouse) } /* Bytes 2 - pktsize should have 0 in the highest bit */ - if (psmouse->pktcnt >= 2 && psmouse->pktcnt <= psmouse->pktsize && + if (priv->proto_version != ALPS_PROTO_V5 && + psmouse->pktcnt >= 2 && psmouse->pktcnt <= psmouse->pktsize && (psmouse->packet[psmouse->pktcnt - 1] & 0x80)) { psmouse_dbg(psmouse, "refusing packet[%i] = %x\n", psmouse->pktcnt - 1, @@ -994,8 +1018,7 @@ static int alps_rpt_cmd(struct psmouse *psmouse, int init_command, return 0; } -static int alps_enter_command_mode(struct psmouse *psmouse, - unsigned char *resp) +static int alps_enter_command_mode(struct psmouse *psmouse) { unsigned char param[4]; @@ -1004,14 +1027,12 @@ static int alps_enter_command_mode(struct psmouse *psmouse, return -1; } - if (param[0] != 0x88 || (param[1] != 0x07 && param[1] != 0x08)) { + if ((param[0] != 0x88 || (param[1] != 0x07 && param[1] != 0x08)) && + param[0] != 0x73) { psmouse_dbg(psmouse, "unknown response while entering command mode\n"); return -1; } - - if (resp) - *resp = param[2]; return 0; } @@ -1176,7 +1197,7 @@ static int alps_passthrough_mode_v3(struct psmouse *psmouse, { int reg_val, ret = -1; - if (alps_enter_command_mode(psmouse, NULL)) + if (alps_enter_command_mode(psmouse)) return -1; reg_val = alps_command_mode_read_reg(psmouse, reg_base + 0x0008); @@ -1216,7 +1237,7 @@ static int alps_probe_trackstick_v3(struct psmouse *psmouse, int reg_base) { int ret = -EIO, reg_val; - if (alps_enter_command_mode(psmouse, NULL)) + if (alps_enter_command_mode(psmouse)) goto error; reg_val = alps_command_mode_read_reg(psmouse, reg_base + 0x08); @@ -1279,7 +1300,7 @@ static int alps_setup_trackstick_v3(struct psmouse *psmouse, int reg_base) * supported by this driver. If bit 1 isn't set the packet * format is different. */ - if (alps_enter_command_mode(psmouse, NULL) || + if (alps_enter_command_mode(psmouse) || alps_command_mode_write_reg(psmouse, reg_base + 0x08, 0x82) || alps_exit_command_mode(psmouse)) @@ -1306,7 +1327,7 @@ static int alps_hw_init_v3(struct psmouse *psmouse) alps_setup_trackstick_v3(psmouse, ALPS_REG_BASE_PINNACLE) == -EIO) goto error; - if (alps_enter_command_mode(psmouse, NULL) || + if (alps_enter_command_mode(psmouse) || alps_absolute_mode_v3(psmouse)) { psmouse_err(psmouse, "Failed to enter absolute mode\n"); goto error; @@ -1381,7 +1402,7 @@ static int alps_hw_init_rushmore_v3(struct psmouse *psmouse) priv->flags &= ~ALPS_DUALPOINT; } - if (alps_enter_command_mode(psmouse, NULL) || + if (alps_enter_command_mode(psmouse) || alps_command_mode_read_reg(psmouse, 0xc2d9) == -1 || alps_command_mode_write_reg(psmouse, 0xc2cb, 0x00)) goto error; @@ -1431,7 +1452,7 @@ static int alps_hw_init_v4(struct psmouse *psmouse) struct ps2dev *ps2dev = &psmouse->ps2dev; unsigned char param[4]; - if (alps_enter_command_mode(psmouse, NULL)) + if (alps_enter_command_mode(psmouse)) goto error; if (alps_absolute_mode_v4(psmouse)) { @@ -1499,6 +1520,23 @@ error: return -1; } +static int alps_hw_init_dolphin_v1(struct psmouse *psmouse) +{ + struct ps2dev *ps2dev = &psmouse->ps2dev; + unsigned char param[2]; + + /* This is dolphin "v1" as empirically defined by florin9doi */ + param[0] = 0x64; + param[1] = 0x28; + + if (ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSTREAM) || + ps2_command(ps2dev, ¶m[0], PSMOUSE_CMD_SETRATE) || + ps2_command(ps2dev, ¶m[1], PSMOUSE_CMD_SETRATE)) + return -1; + + return 0; +} + static void alps_set_defaults(struct alps_data *priv) { priv->byte0 = 0x8f; @@ -1532,6 +1570,21 @@ static void alps_set_defaults(struct alps_data *priv) priv->nibble_commands = alps_v4_nibble_commands; priv->addr_command = PSMOUSE_CMD_DISABLE; break; + case ALPS_PROTO_V5: + priv->hw_init = alps_hw_init_dolphin_v1; + priv->process_packet = alps_process_packet_v3; + priv->decode_fields = alps_decode_dolphin; + priv->set_abs_params = alps_set_abs_params_mt; + priv->nibble_commands = alps_v3_nibble_commands; + priv->addr_command = PSMOUSE_CMD_RESET_WRAP; + priv->byte0 = 0xc8; + priv->mask0 = 0xc8; + priv->flags = 0; + priv->x_max = 1360; + priv->y_max = 660; + priv->x_bits = 23; + priv->y_bits = 12; + break; } } @@ -1592,6 +1645,12 @@ static int alps_identify(struct psmouse *psmouse, struct alps_data *priv) if (alps_match_table(psmouse, priv, e7, ec) == 0) { return 0; + } else if (e7[0] == 0x73 && e7[1] == 0x03 && e7[2] == 0x50 && + ec[0] == 0x73 && ec[1] == 0x01) { + priv->proto_version = ALPS_PROTO_V5; + alps_set_defaults(priv); + + return 0; } else if (ec[0] == 0x88 && ec[1] == 0x08) { priv->proto_version = ALPS_PROTO_V3; alps_set_defaults(priv); diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h index 970480551b6e..eee59853b9ce 100644 --- a/drivers/input/mouse/alps.h +++ b/drivers/input/mouse/alps.h @@ -16,6 +16,7 @@ #define ALPS_PROTO_V2 2 #define ALPS_PROTO_V3 3 #define ALPS_PROTO_V4 4 +#define ALPS_PROTO_V5 5 /** * struct alps_model_info - touchpad ID table diff --git a/drivers/input/mouse/cypress_ps2.c b/drivers/input/mouse/cypress_ps2.c index 1673dc6c8092..f51765fff054 100644 --- a/drivers/input/mouse/cypress_ps2.c +++ b/drivers/input/mouse/cypress_ps2.c @@ -236,6 +236,13 @@ static int cypress_read_fw_version(struct psmouse *psmouse) cytp->fw_version = param[2] & FW_VERSION_MASX; cytp->tp_metrics_supported = (param[2] & TP_METRICS_MASK) ? 1 : 0; + /* + * Trackpad fw_version 11 (in Dell XPS12) yields a bogus response to + * CYTP_CMD_READ_TP_METRICS so do not try to use it. LP: #1103594. + */ + if (cytp->fw_version >= 11) + cytp->tp_metrics_supported = 0; + psmouse_dbg(psmouse, "cytp->fw_version = %d\n", cytp->fw_version); psmouse_dbg(psmouse, "cytp->tp_metrics_supported = %d\n", cytp->tp_metrics_supported); @@ -258,6 +265,9 @@ static int cypress_read_tp_metrics(struct psmouse *psmouse) cytp->tp_res_x = cytp->tp_max_abs_x / cytp->tp_width; cytp->tp_res_y = cytp->tp_max_abs_y / cytp->tp_high; + if (!cytp->tp_metrics_supported) + return 0; + memset(param, 0, sizeof(param)); if (cypress_send_ext_cmd(psmouse, CYTP_CMD_READ_TP_METRICS, param) == 0) { /* Update trackpad parameters. */ @@ -315,18 +325,15 @@ static int cypress_read_tp_metrics(struct psmouse *psmouse) static int cypress_query_hardware(struct psmouse *psmouse) { - struct cytp_data *cytp = psmouse->private; int ret; ret = cypress_read_fw_version(psmouse); if (ret) return ret; - if (cytp->tp_metrics_supported) { - ret = cypress_read_tp_metrics(psmouse); - if (ret) - return ret; - } + ret = cypress_read_tp_metrics(psmouse); + if (ret) + return ret; return 0; } diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index 41b6fbf60112..1daa97913b7d 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -2017,6 +2017,9 @@ static const struct wacom_features wacom_features_0x100 = static const struct wacom_features wacom_features_0x101 = { "Wacom ISDv4 101", WACOM_PKGLEN_MTTPC, 26202, 16325, 255, 0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0x10D = + { "Wacom ISDv4 10D", WACOM_PKGLEN_MTTPC, 26202, 16325, 255, + 0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x4001 = { "Wacom ISDv4 4001", WACOM_PKGLEN_MTTPC, 26202, 16325, 255, 0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; @@ -2201,6 +2204,7 @@ const struct usb_device_id wacom_ids[] = { { USB_DEVICE_WACOM(0xEF) }, { USB_DEVICE_WACOM(0x100) }, { USB_DEVICE_WACOM(0x101) }, + { USB_DEVICE_WACOM(0x10D) }, { USB_DEVICE_WACOM(0x4001) }, { USB_DEVICE_WACOM(0x47) }, { USB_DEVICE_WACOM(0xF4) }, diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 4f702b3ec1a3..434c3df250ca 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -236,7 +236,12 @@ static void __ads7846_disable(struct ads7846 *ts) /* Must be called with ts->lock held */ static void __ads7846_enable(struct ads7846 *ts) { - regulator_enable(ts->reg); + int error; + + error = regulator_enable(ts->reg); + if (error != 0) + dev_err(&ts->spi->dev, "Failed to enable supply: %d\n", error); + ads7846_restart(ts); } diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c index d04f810cb1dd..59aa24002c7b 100644 --- a/drivers/input/touchscreen/atmel_mxt_ts.c +++ b/drivers/input/touchscreen/atmel_mxt_ts.c @@ -176,11 +176,17 @@ /* Define for MXT_GEN_COMMAND_T6 */ #define MXT_BOOT_VALUE 0xa5 #define MXT_BACKUP_VALUE 0x55 -#define MXT_BACKUP_TIME 25 /* msec */ -#define MXT_RESET_TIME 65 /* msec */ +#define MXT_BACKUP_TIME 50 /* msec */ +#define MXT_RESET_TIME 200 /* msec */ #define MXT_FWRESET_TIME 175 /* msec */ +/* MXT_SPT_GPIOPWM_T19 field */ +#define MXT_GPIO0_MASK 0x04 +#define MXT_GPIO1_MASK 0x08 +#define MXT_GPIO2_MASK 0x10 +#define MXT_GPIO3_MASK 0x20 + /* Command to unlock bootloader */ #define MXT_UNLOCK_CMD_MSB 0xaa #define MXT_UNLOCK_CMD_LSB 0xdc @@ -212,6 +218,8 @@ /* Touchscreen absolute values */ #define MXT_MAX_AREA 0xff +#define MXT_PIXELS_PER_MM 20 + struct mxt_info { u8 family_id; u8 variant_id; @@ -243,6 +251,8 @@ struct mxt_data { const struct mxt_platform_data *pdata; struct mxt_object *object_table; struct mxt_info info; + bool is_tp; + unsigned int irq; unsigned int max_x; unsigned int max_y; @@ -251,6 +261,7 @@ struct mxt_data { u8 T6_reportid; u8 T9_reportid_min; u8 T9_reportid_max; + u8 T19_reportid; }; static bool mxt_object_readable(unsigned int type) @@ -502,6 +513,21 @@ static int mxt_write_object(struct mxt_data *data, return mxt_write_reg(data->client, reg + offset, val); } +static void mxt_input_button(struct mxt_data *data, struct mxt_message *message) +{ + struct input_dev *input = data->input_dev; + bool button; + int i; + + /* Active-low switch */ + for (i = 0; i < MXT_NUM_GPIO; i++) { + if (data->pdata->key_map[i] == KEY_RESERVED) + continue; + button = !(message->message[0] & MXT_GPIO0_MASK << i); + input_report_key(input, data->pdata->key_map[i], button); + } +} + static void mxt_input_touchevent(struct mxt_data *data, struct mxt_message *message, int id) { @@ -585,6 +611,9 @@ static irqreturn_t mxt_interrupt(int irq, void *dev_id) int id = reportid - data->T9_reportid_min; mxt_input_touchevent(data, &message, id); update_input = true; + } else if (message.reportid == data->T19_reportid) { + mxt_input_button(data, &message); + update_input = true; } else { mxt_dump_message(dev, &message); } @@ -764,6 +793,9 @@ static int mxt_get_object_table(struct mxt_data *data) data->T9_reportid_min = min_id; data->T9_reportid_max = max_id; break; + case MXT_SPT_GPIOPWM_T19: + data->T19_reportid = min_id; + break; } } @@ -777,7 +809,7 @@ static void mxt_free_object_table(struct mxt_data *data) data->T6_reportid = 0; data->T9_reportid_min = 0; data->T9_reportid_max = 0; - + data->T19_reportid = 0; } static int mxt_initialize(struct mxt_data *data) @@ -1115,9 +1147,13 @@ static int mxt_probe(struct i2c_client *client, goto err_free_mem; } - input_dev->name = "Atmel maXTouch Touchscreen"; + data->is_tp = pdata && pdata->is_tp; + + input_dev->name = (data->is_tp) ? "Atmel maXTouch Touchpad" : + "Atmel maXTouch Touchscreen"; snprintf(data->phys, sizeof(data->phys), "i2c-%u-%04x/input0", client->adapter->nr, client->addr); + input_dev->phys = data->phys; input_dev->id.bustype = BUS_I2C; @@ -1140,6 +1176,29 @@ static int mxt_probe(struct i2c_client *client, __set_bit(EV_KEY, input_dev->evbit); __set_bit(BTN_TOUCH, input_dev->keybit); + if (data->is_tp) { + int i; + __set_bit(INPUT_PROP_POINTER, input_dev->propbit); + __set_bit(INPUT_PROP_BUTTONPAD, input_dev->propbit); + + for (i = 0; i < MXT_NUM_GPIO; i++) + if (pdata->key_map[i] != KEY_RESERVED) + __set_bit(pdata->key_map[i], input_dev->keybit); + + __set_bit(BTN_TOOL_FINGER, input_dev->keybit); + __set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit); + __set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit); + __set_bit(BTN_TOOL_QUADTAP, input_dev->keybit); + __set_bit(BTN_TOOL_QUINTTAP, input_dev->keybit); + + input_abs_set_res(input_dev, ABS_X, MXT_PIXELS_PER_MM); + input_abs_set_res(input_dev, ABS_Y, MXT_PIXELS_PER_MM); + input_abs_set_res(input_dev, ABS_MT_POSITION_X, + MXT_PIXELS_PER_MM); + input_abs_set_res(input_dev, ABS_MT_POSITION_Y, + MXT_PIXELS_PER_MM); + } + /* For single touch */ input_set_abs_params(input_dev, ABS_X, 0, data->max_x, 0, 0); @@ -1258,6 +1317,7 @@ static SIMPLE_DEV_PM_OPS(mxt_pm_ops, mxt_suspend, mxt_resume); static const struct i2c_device_id mxt_id[] = { { "qt602240_ts", 0 }, { "atmel_mxt_ts", 0 }, + { "atmel_mxt_tp", 0 }, { "mXT224", 0 }, { } }; diff --git a/drivers/input/touchscreen/mms114.c b/drivers/input/touchscreen/mms114.c index 4a29ddf6bf1e..1443532fe6c4 100644 --- a/drivers/input/touchscreen/mms114.c +++ b/drivers/input/touchscreen/mms114.c @@ -314,15 +314,27 @@ static int mms114_start(struct mms114_data *data) struct i2c_client *client = data->client; int error; - if (data->core_reg) - regulator_enable(data->core_reg); - if (data->io_reg) - regulator_enable(data->io_reg); + error = regulator_enable(data->core_reg); + if (error) { + dev_err(&client->dev, "Failed to enable avdd: %d\n", error); + return error; + } + + error = regulator_enable(data->io_reg); + if (error) { + dev_err(&client->dev, "Failed to enable vdd: %d\n", error); + regulator_disable(data->core_reg); + return error; + } + mdelay(MMS114_POWERON_DELAY); error = mms114_setup_regs(data); - if (error < 0) + if (error < 0) { + regulator_disable(data->io_reg); + regulator_disable(data->core_reg); return error; + } if (data->pdata->cfg_pin) data->pdata->cfg_pin(true); @@ -335,16 +347,20 @@ static int mms114_start(struct mms114_data *data) static void mms114_stop(struct mms114_data *data) { struct i2c_client *client = data->client; + int error; disable_irq(client->irq); if (data->pdata->cfg_pin) data->pdata->cfg_pin(false); - if (data->io_reg) - regulator_disable(data->io_reg); - if (data->core_reg) - regulator_disable(data->core_reg); + error = regulator_disable(data->io_reg); + if (error) + dev_warn(&client->dev, "Failed to disable vdd: %d\n", error); + + error = regulator_disable(data->core_reg); + if (error) + dev_warn(&client->dev, "Failed to disable avdd: %d\n", error); } static int mms114_input_open(struct input_dev *dev) diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c index dc7e478b7e5f..e5cdaf87822c 100644 --- a/drivers/iommu/dmar.c +++ b/drivers/iommu/dmar.c @@ -1083,6 +1083,7 @@ static const char *dma_remap_fault_reasons[] = "non-zero reserved fields in RTP", "non-zero reserved fields in CTP", "non-zero reserved fields in PTE", + "PCE for translation request specifies blocking", }; static const char *irq_remap_fault_reasons[] = diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 644d72468423..a32e0d5aa45f 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -648,7 +648,7 @@ void gic_raise_softirq(const struct cpumask *mask, unsigned int irq) /* Convert our logical CPU mask into a physical one. */ for_each_cpu(cpu, mask) - map |= 1 << cpu_logical_map(cpu); + map |= gic_cpu_map[cpu]; /* * Ensure that stores to Normal memory are visible to the diff --git a/drivers/isdn/gigaset/capi.c b/drivers/isdn/gigaset/capi.c index 03a0a01a4054..3286903a95d2 100644 --- a/drivers/isdn/gigaset/capi.c +++ b/drivers/isdn/gigaset/capi.c @@ -2334,7 +2334,7 @@ static int gigaset_proc_show(struct seq_file *m, void *v) static int gigaset_proc_open(struct inode *inode, struct file *file) { - return single_open(file, gigaset_proc_show, PDE(inode)->data); + return single_open(file, gigaset_proc_show, PDE_DATA(inode)); } static const struct file_operations gigaset_proc_fops = { diff --git a/drivers/isdn/hardware/avm/b1.c b/drivers/isdn/hardware/avm/b1.c index 821f7ac33b37..4d9b195547c5 100644 --- a/drivers/isdn/hardware/avm/b1.c +++ b/drivers/isdn/hardware/avm/b1.c @@ -702,7 +702,7 @@ static int b1ctl_proc_show(struct seq_file *m, void *v) static int b1ctl_proc_open(struct inode *inode, struct file *file) { - return single_open(file, b1ctl_proc_show, PDE(inode)->data); + return single_open(file, b1ctl_proc_show, PDE_DATA(inode)); } const struct file_operations b1ctl_proc_fops = { diff --git a/drivers/isdn/hardware/avm/b1dma.c b/drivers/isdn/hardware/avm/b1dma.c index 0896aa86fc08..19b113faeb7b 100644 --- a/drivers/isdn/hardware/avm/b1dma.c +++ b/drivers/isdn/hardware/avm/b1dma.c @@ -944,7 +944,7 @@ static int b1dmactl_proc_show(struct seq_file *m, void *v) static int b1dmactl_proc_open(struct inode *inode, struct file *file) { - return single_open(file, b1dmactl_proc_show, PDE(inode)->data); + return single_open(file, b1dmactl_proc_show, PDE_DATA(inode)); } const struct file_operations b1dmactl_proc_fops = { diff --git a/drivers/isdn/hardware/avm/c4.c b/drivers/isdn/hardware/avm/c4.c index 1d7fc44e3eef..5d00d72fe482 100644 --- a/drivers/isdn/hardware/avm/c4.c +++ b/drivers/isdn/hardware/avm/c4.c @@ -1129,7 +1129,7 @@ static int c4_proc_show(struct seq_file *m, void *v) static int c4_proc_open(struct inode *inode, struct file *file) { - return single_open(file, c4_proc_show, PDE(inode)->data); + return single_open(file, c4_proc_show, PDE_DATA(inode)); } static const struct file_operations c4_proc_fops = { diff --git a/drivers/isdn/hardware/eicon/divasproc.c b/drivers/isdn/hardware/eicon/divasproc.c index 3a4165c61196..56ce98a4e248 100644 --- a/drivers/isdn/hardware/eicon/divasproc.c +++ b/drivers/isdn/hardware/eicon/divasproc.c @@ -145,7 +145,7 @@ void remove_divas_proc(void) static ssize_t grp_opt_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos) { - diva_os_xdi_adapter_t *a = PDE(file_inode(file))->data; + diva_os_xdi_adapter_t *a = PDE_DATA(file_inode(file)); PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; if ((count == 1) || (count == 2)) { @@ -172,7 +172,7 @@ static ssize_t grp_opt_proc_write(struct file *file, const char __user *buffer, static ssize_t d_l1_down_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos) { - diva_os_xdi_adapter_t *a = PDE(file_inode(file))->data; + diva_os_xdi_adapter_t *a = PDE_DATA(file_inode(file)); PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; if ((count == 1) || (count == 2)) { @@ -210,7 +210,7 @@ static int d_l1_down_proc_show(struct seq_file *m, void *v) static int d_l1_down_proc_open(struct inode *inode, struct file *file) { - return single_open(file, d_l1_down_proc_show, PDE(inode)->data); + return single_open(file, d_l1_down_proc_show, PDE_DATA(inode)); } static const struct file_operations d_l1_down_proc_fops = { @@ -236,7 +236,7 @@ static int grp_opt_proc_show(struct seq_file *m, void *v) static int grp_opt_proc_open(struct inode *inode, struct file *file) { - return single_open(file, grp_opt_proc_show, PDE(inode)->data); + return single_open(file, grp_opt_proc_show, PDE_DATA(inode)); } static const struct file_operations grp_opt_proc_fops = { @@ -251,7 +251,7 @@ static const struct file_operations grp_opt_proc_fops = { static ssize_t info_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos) { - diva_os_xdi_adapter_t *a = PDE(file_inode(file))->data; + diva_os_xdi_adapter_t *a = PDE_DATA(file_inode(file)); PISDN_ADAPTER IoAdapter = IoAdapters[a->controller - 1]; char c[4]; @@ -335,7 +335,7 @@ static int info_proc_show(struct seq_file *m, void *v) static int info_proc_open(struct inode *inode, struct file *file) { - return single_open(file, info_proc_show, PDE(inode)->data); + return single_open(file, info_proc_show, PDE_DATA(inode)); } static const struct file_operations info_proc_fops = { diff --git a/drivers/isdn/hisax/Kconfig b/drivers/isdn/hisax/Kconfig index 5313c9ea44dc..d9edcc94c2a8 100644 --- a/drivers/isdn/hisax/Kconfig +++ b/drivers/isdn/hisax/Kconfig @@ -237,7 +237,8 @@ config HISAX_MIC config HISAX_NETJET bool "NETjet card" - depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN))) + depends on PCI && (BROKEN || !(PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN))) + depends on VIRT_TO_BUS help This enables HiSax support for the NetJet from Traverse Technologies. @@ -248,7 +249,8 @@ config HISAX_NETJET config HISAX_NETJET_U bool "NETspider U card" - depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN))) + depends on PCI && (BROKEN || !(PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN))) + depends on VIRT_TO_BUS help This enables HiSax support for the Netspider U interface ISDN card from Traverse Technologies. diff --git a/drivers/isdn/hisax/st5481_usb.c b/drivers/isdn/hisax/st5481_usb.c index 017c67ea3f4c..ead0a4fb7448 100644 --- a/drivers/isdn/hisax/st5481_usb.c +++ b/drivers/isdn/hisax/st5481_usb.c @@ -294,13 +294,13 @@ int st5481_setup_usb(struct st5481_adapter *adapter) // Allocate URBs and buffers for interrupt endpoint urb = usb_alloc_urb(0, GFP_KERNEL); if (!urb) { - return -ENOMEM; + goto err1; } intr->urb = urb; buf = kmalloc(INT_PKT_SIZE, GFP_KERNEL); if (!buf) { - return -ENOMEM; + goto err2; } endpoint = &altsetting->endpoint[EP_INT-1]; @@ -313,6 +313,14 @@ int st5481_setup_usb(struct st5481_adapter *adapter) endpoint->desc.bInterval); return 0; +err2: + usb_free_urb(intr->urb); + intr->urb = NULL; +err1: + usb_free_urb(ctrl->urb); + ctrl->urb = NULL; + + return -ENOMEM; } /* diff --git a/drivers/isdn/hysdn/hycapi.c b/drivers/isdn/hysdn/hycapi.c index 931f916c9c23..00aad10507d8 100644 --- a/drivers/isdn/hysdn/hycapi.c +++ b/drivers/isdn/hysdn/hycapi.c @@ -469,7 +469,7 @@ static int hycapi_proc_show(struct seq_file *m, void *v) static int hycapi_proc_open(struct inode *inode, struct file *file) { - return single_open(file, hycapi_proc_show, PDE(inode)->data); + return single_open(file, hycapi_proc_show, PDE_DATA(inode)); } static const struct file_operations hycapi_proc_fops = { diff --git a/drivers/isdn/hysdn/hysdn_procconf.c b/drivers/isdn/hysdn/hysdn_procconf.c index 8023d2510fba..73079213ec94 100644 --- a/drivers/isdn/hysdn/hysdn_procconf.c +++ b/drivers/isdn/hysdn/hysdn_procconf.c @@ -229,23 +229,12 @@ static int hysdn_conf_open(struct inode *ino, struct file *filep) { hysdn_card *card; - struct proc_dir_entry *pd; struct conf_writedata *cnf; char *cp, *tmp; /* now search the addressed card */ mutex_lock(&hysdn_conf_mutex); - card = card_root; - while (card) { - pd = card->procconf; - if (pd == PDE(ino)) - break; - card = card->next; /* search next entry */ - } - if (!card) { - mutex_unlock(&hysdn_conf_mutex); - return (-ENODEV); /* device is unknown/invalid */ - } + card = PDE_DATA(ino); if (card->debug_flags & (LOG_PROC_OPEN | LOG_PROC_ALL)) hysdn_addlog(card, "config open for uid=%d gid=%d mode=0x%x", filep->f_cred->fsuid, filep->f_cred->fsgid, @@ -317,21 +306,9 @@ hysdn_conf_close(struct inode *ino, struct file *filep) hysdn_card *card; struct conf_writedata *cnf; int retval = 0; - struct proc_dir_entry *pd; mutex_lock(&hysdn_conf_mutex); - /* search the addressed card */ - card = card_root; - while (card) { - pd = card->procconf; - if (pd == PDE(ino)) - break; - card = card->next; /* search next entry */ - } - if (!card) { - mutex_unlock(&hysdn_conf_mutex); - return (-ENODEV); /* device is unknown/invalid */ - } + card = PDE_DATA(ino); if (card->debug_flags & (LOG_PROC_OPEN | LOG_PROC_ALL)) hysdn_addlog(card, "config close for uid=%d gid=%d mode=0x%x", filep->f_cred->fsuid, filep->f_cred->fsgid, @@ -394,10 +371,11 @@ hysdn_procconf_init(void) while (card) { sprintf(conf_name, "%s%d", PROC_CONF_BASENAME, card->myid); - if ((card->procconf = (void *) proc_create(conf_name, + if ((card->procconf = (void *) proc_create_data(conf_name, S_IFREG | S_IRUGO | S_IWUSR, hysdn_proc_entry, - &conf_fops)) != NULL) { + &conf_fops, + card)) != NULL) { hysdn_proclog_init(card); /* init the log file entry */ } card = card->next; /* next entry */ diff --git a/drivers/isdn/hysdn/hysdn_proclog.c b/drivers/isdn/hysdn/hysdn_proclog.c index 9a3ce93665c5..b61e8d5e84ad 100644 --- a/drivers/isdn/hysdn/hysdn_proclog.c +++ b/drivers/isdn/hysdn/hysdn_proclog.c @@ -173,27 +173,14 @@ hysdn_log_read(struct file *file, char __user *buf, size_t count, loff_t *off) { struct log_data *inf; int len; - struct proc_dir_entry *pde = PDE(file_inode(file)); - struct procdata *pd = NULL; - hysdn_card *card; + hysdn_card *card = PDE_DATA(file_inode(file)); if (!*((struct log_data **) file->private_data)) { + struct procdata *pd = card->proclog; if (file->f_flags & O_NONBLOCK) return (-EAGAIN); - /* sorry, but we need to search the card */ - card = card_root; - while (card) { - pd = card->proclog; - if (pd->log == pde) - break; - card = card->next; /* search next entry */ - } - if (card) - interruptible_sleep_on(&(pd->rd_queue)); - else - return (-EAGAIN); - + interruptible_sleep_on(&(pd->rd_queue)); } if (!(inf = *((struct log_data **) file->private_data))) return (0); @@ -215,27 +202,15 @@ hysdn_log_read(struct file *file, char __user *buf, size_t count, loff_t *off) static int hysdn_log_open(struct inode *ino, struct file *filep) { - hysdn_card *card; - struct procdata *pd = NULL; - unsigned long flags; + hysdn_card *card = PDE_DATA(ino); mutex_lock(&hysdn_log_mutex); - card = card_root; - while (card) { - pd = card->proclog; - if (pd->log == PDE(ino)) - break; - card = card->next; /* search next entry */ - } - if (!card) { - mutex_unlock(&hysdn_log_mutex); - return (-ENODEV); /* device is unknown/invalid */ - } - filep->private_data = card; /* remember our own card */ - if ((filep->f_mode & (FMODE_READ | FMODE_WRITE)) == FMODE_WRITE) { /* write only access -> write log level only */ + filep->private_data = card; /* remember our own card */ } else if ((filep->f_mode & (FMODE_READ | FMODE_WRITE)) == FMODE_READ) { + struct procdata *pd = card->proclog; + unsigned long flags; /* read access -> log/debug read */ spin_lock_irqsave(&card->hysdn_lock, flags); @@ -275,21 +250,13 @@ hysdn_log_close(struct inode *ino, struct file *filep) } else { /* read access -> log/debug read, mark one further file as closed */ - pd = NULL; inf = *((struct log_data **) filep->private_data); /* get first log entry */ if (inf) pd = (struct procdata *) inf->proc_ctrl; /* still entries there */ else { /* no info available -> search card */ - card = card_root; - while (card) { - pd = card->proclog; - if (pd->log == PDE(ino)) - break; - card = card->next; /* search next entry */ - } - if (card) - pd = card->proclog; /* pointer to procfs log */ + card = PDE_DATA(file_inode(filep)); + pd = card->proclog; /* pointer to procfs log */ } if (pd) pd->if_used--; /* decrement interface usage count by one */ @@ -319,24 +286,12 @@ static unsigned int hysdn_log_poll(struct file *file, poll_table *wait) { unsigned int mask = 0; - struct proc_dir_entry *pde = PDE(file_inode(file)); - hysdn_card *card; - struct procdata *pd = NULL; + hysdn_card *card = PDE_DATA(file_inode(file)); + struct procdata *pd = card->proclog; if ((file->f_mode & (FMODE_READ | FMODE_WRITE)) == FMODE_WRITE) return (mask); /* no polling for write supported */ - /* we need to search the card */ - card = card_root; - while (card) { - pd = card->proclog; - if (pd->log == pde) - break; - card = card->next; /* search next entry */ - } - if (!card) - return (mask); /* card not found */ - poll_wait(file, &(pd->rd_queue), wait); if (*((struct log_data **) file->private_data)) @@ -373,9 +328,9 @@ hysdn_proclog_init(hysdn_card *card) if ((pd = kzalloc(sizeof(struct procdata), GFP_KERNEL)) != NULL) { sprintf(pd->log_name, "%s%d", PROC_LOG_BASENAME, card->myid); - pd->log = proc_create(pd->log_name, + pd->log = proc_create_data(pd->log_name, S_IFREG | S_IRUGO | S_IWUSR, hysdn_proc_entry, - &log_fops); + &log_fops, card); init_waitqueue_head(&(pd->rd_queue)); diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c index d8a7d8323414..ebaebdf30f98 100644 --- a/drivers/isdn/i4l/isdn_tty.c +++ b/drivers/isdn/i4l/isdn_tty.c @@ -902,7 +902,9 @@ isdn_tty_send_msg(modem_info *info, atemu *m, char *msg) int j; int l; - l = strlen(msg); + l = min(strlen(msg), sizeof(cmd.parm) - sizeof(cmd.parm.cmsg) + + sizeof(cmd.parm.cmsg.para) - 2); + if (!l) { isdn_tty_modem_result(RESULT_ERROR, info); return; diff --git a/drivers/isdn/mISDN/timerdev.c b/drivers/isdn/mISDN/timerdev.c index 1094667d8f31..9438d7ec3308 100644 --- a/drivers/isdn/mISDN/timerdev.c +++ b/drivers/isdn/mISDN/timerdev.c @@ -64,7 +64,6 @@ mISDN_open(struct inode *ino, struct file *filep) dev->work = 0; init_waitqueue_head(&dev->wait); filep->private_data = dev; - __module_get(THIS_MODULE); return nonseekable_open(ino, filep); } @@ -72,19 +71,28 @@ static int mISDN_close(struct inode *ino, struct file *filep) { struct mISDNtimerdev *dev = filep->private_data; + struct list_head *list = &dev->pending; struct mISDNtimer *timer, *next; if (*debug & DEBUG_TIMER) printk(KERN_DEBUG "%s(%p,%p)\n", __func__, ino, filep); - list_for_each_entry_safe(timer, next, &dev->pending, list) { - del_timer(&timer->tl); + + spin_lock_irq(&dev->lock); + while (!list_empty(list)) { + timer = list_first_entry(list, struct mISDNtimer, list); + spin_unlock_irq(&dev->lock); + del_timer_sync(&timer->tl); + spin_lock_irq(&dev->lock); + /* it might have been moved to ->expired */ + list_del(&timer->list); kfree(timer); } + spin_unlock_irq(&dev->lock); + list_for_each_entry_safe(timer, next, &dev->expired, list) { kfree(timer); } kfree(dev); - module_put(THIS_MODULE); return 0; } @@ -92,36 +100,41 @@ static ssize_t mISDN_read(struct file *filep, char __user *buf, size_t count, loff_t *off) { struct mISDNtimerdev *dev = filep->private_data; + struct list_head *list = &dev->expired; struct mISDNtimer *timer; - u_long flags; int ret = 0; if (*debug & DEBUG_TIMER) printk(KERN_DEBUG "%s(%p, %p, %d, %p)\n", __func__, filep, buf, (int)count, off); - if (list_empty(&dev->expired) && (dev->work == 0)) { + if (count < sizeof(int)) + return -ENOSPC; + + spin_lock_irq(&dev->lock); + while (list_empty(list) && (dev->work == 0)) { + spin_unlock_irq(&dev->lock); if (filep->f_flags & O_NONBLOCK) return -EAGAIN; wait_event_interruptible(dev->wait, (dev->work || - !list_empty(&dev->expired))); + !list_empty(list))); if (signal_pending(current)) return -ERESTARTSYS; + spin_lock_irq(&dev->lock); } - if (count < sizeof(int)) - return -ENOSPC; if (dev->work) dev->work = 0; - if (!list_empty(&dev->expired)) { - spin_lock_irqsave(&dev->lock, flags); - timer = (struct mISDNtimer *)dev->expired.next; + if (!list_empty(list)) { + timer = list_first_entry(list, struct mISDNtimer, list); list_del(&timer->list); - spin_unlock_irqrestore(&dev->lock, flags); + spin_unlock_irq(&dev->lock); if (put_user(timer->id, (int __user *)buf)) ret = -EFAULT; else ret = sizeof(int); kfree(timer); + } else { + spin_unlock_irq(&dev->lock); } return ret; } @@ -153,7 +166,8 @@ dev_expire_timer(unsigned long data) u_long flags; spin_lock_irqsave(&timer->dev->lock, flags); - list_move_tail(&timer->list, &timer->dev->expired); + if (timer->id >= 0) + list_move_tail(&timer->list, &timer->dev->expired); spin_unlock_irqrestore(&timer->dev->lock, flags); wake_up_interruptible(&timer->dev->wait); } @@ -162,7 +176,6 @@ static int misdn_add_timer(struct mISDNtimerdev *dev, int timeout) { int id; - u_long flags; struct mISDNtimer *timer; if (!timeout) { @@ -173,19 +186,16 @@ misdn_add_timer(struct mISDNtimerdev *dev, int timeout) timer = kzalloc(sizeof(struct mISDNtimer), GFP_KERNEL); if (!timer) return -ENOMEM; - spin_lock_irqsave(&dev->lock, flags); - timer->id = dev->next_id++; + timer->dev = dev; + setup_timer(&timer->tl, dev_expire_timer, (long)timer); + spin_lock_irq(&dev->lock); + id = timer->id = dev->next_id++; if (dev->next_id < 0) dev->next_id = 1; list_add_tail(&timer->list, &dev->pending); - spin_unlock_irqrestore(&dev->lock, flags); - timer->dev = dev; - timer->tl.data = (long)timer; - timer->tl.function = dev_expire_timer; - init_timer(&timer->tl); timer->tl.expires = jiffies + ((HZ * (u_long)timeout) / 1000); add_timer(&timer->tl); - id = timer->id; + spin_unlock_irq(&dev->lock); } return id; } @@ -193,26 +203,21 @@ misdn_add_timer(struct mISDNtimerdev *dev, int timeout) static int misdn_del_timer(struct mISDNtimerdev *dev, int id) { - u_long flags; struct mISDNtimer *timer; - int ret = 0; - spin_lock_irqsave(&dev->lock, flags); + spin_lock_irq(&dev->lock); list_for_each_entry(timer, &dev->pending, list) { if (timer->id == id) { list_del_init(&timer->list); - /* RED-PEN AK: race -- timer can be still running on - * other CPU. Needs reference count I think - */ - del_timer(&timer->tl); - ret = timer->id; + timer->id = -1; + spin_unlock_irq(&dev->lock); + del_timer_sync(&timer->tl); kfree(timer); - goto unlock; + return id; } } -unlock: - spin_unlock_irqrestore(&dev->lock, flags); - return ret; + spin_unlock_irq(&dev->lock); + return 0; } static long @@ -262,6 +267,7 @@ mISDN_ioctl(struct file *filep, unsigned int cmd, unsigned long arg) } static const struct file_operations mISDN_fops = { + .owner = THIS_MODULE, .read = mISDN_read, .poll = mISDN_poll, .unlocked_ioctl = mISDN_ioctl, diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c index 22b8ce4191cc..c31fbab6aa82 100644 --- a/drivers/macintosh/via-pmu.c +++ b/drivers/macintosh/via-pmu.c @@ -869,7 +869,7 @@ static int pmu_battery_proc_show(struct seq_file *m, void *v) static int pmu_battery_proc_open(struct inode *inode, struct file *file) { - return single_open(file, pmu_battery_proc_show, PDE(inode)->data); + return single_open(file, pmu_battery_proc_show, PDE_DATA(inode)); } static const struct file_operations pmu_battery_proc_fops = { diff --git a/drivers/mailbox/pl320-ipc.c b/drivers/mailbox/pl320-ipc.c index c45b3aedafba..d873cbae2fbb 100644 --- a/drivers/mailbox/pl320-ipc.c +++ b/drivers/mailbox/pl320-ipc.c @@ -138,8 +138,7 @@ int pl320_ipc_unregister_notifier(struct notifier_block *nb) } EXPORT_SYMBOL_GPL(pl320_ipc_unregister_notifier); -static int __init pl320_probe(struct amba_device *adev, - const struct amba_id *id) +static int pl320_probe(struct amba_device *adev, const struct amba_id *id) { int ret; diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig index e30b490055aa..4d8d90b4fe78 100644 --- a/drivers/md/Kconfig +++ b/drivers/md/Kconfig @@ -154,17 +154,6 @@ config MD_RAID456 If unsure, say Y. -config MULTICORE_RAID456 - bool "RAID-4/RAID-5/RAID-6 Multicore processing (EXPERIMENTAL)" - depends on MD_RAID456 - depends on SMP - depends on EXPERIMENTAL - ---help--- - Enable the raid456 module to dispatch per-stripe raid operations to a - thread pool. - - If unsure, say N. - config MD_MULTIPATH tristate "Multipath I/O support" depends on BLK_DEV_MD diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 3c955e10a618..c6083132c4b8 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -1025,6 +1025,8 @@ void dm_bufio_prefetch(struct dm_bufio_client *c, { struct blk_plug plug; + BUG_ON(dm_bufio_in_request()); + blk_start_plug(&plug); dm_bufio_lock(c); diff --git a/drivers/md/dm-cache-metadata.c b/drivers/md/dm-cache-metadata.c index fbd3625f2748..83e995fece88 100644 --- a/drivers/md/dm-cache-metadata.c +++ b/drivers/md/dm-cache-metadata.c @@ -83,6 +83,8 @@ struct cache_disk_superblock { __le32 read_misses; __le32 write_hits; __le32 write_misses; + + __le32 policy_version[CACHE_POLICY_VERSION_SIZE]; } __packed; struct dm_cache_metadata { @@ -109,6 +111,7 @@ struct dm_cache_metadata { bool clean_when_opened:1; char policy_name[CACHE_POLICY_NAME_SIZE]; + unsigned policy_version[CACHE_POLICY_VERSION_SIZE]; size_t policy_hint_size; struct dm_cache_statistics stats; }; @@ -268,7 +271,8 @@ static int __write_initial_superblock(struct dm_cache_metadata *cmd) memset(disk_super->uuid, 0, sizeof(disk_super->uuid)); disk_super->magic = cpu_to_le64(CACHE_SUPERBLOCK_MAGIC); disk_super->version = cpu_to_le32(CACHE_VERSION); - memset(disk_super->policy_name, 0, CACHE_POLICY_NAME_SIZE); + memset(disk_super->policy_name, 0, sizeof(disk_super->policy_name)); + memset(disk_super->policy_version, 0, sizeof(disk_super->policy_version)); disk_super->policy_hint_size = 0; r = dm_sm_copy_root(cmd->metadata_sm, &disk_super->metadata_space_map_root, @@ -284,7 +288,6 @@ static int __write_initial_superblock(struct dm_cache_metadata *cmd) disk_super->metadata_block_size = cpu_to_le32(DM_CACHE_METADATA_BLOCK_SIZE >> SECTOR_SHIFT); disk_super->data_block_size = cpu_to_le32(cmd->data_block_size); disk_super->cache_blocks = cpu_to_le32(0); - memset(disk_super->policy_name, 0, sizeof(disk_super->policy_name)); disk_super->read_hits = cpu_to_le32(0); disk_super->read_misses = cpu_to_le32(0); @@ -478,6 +481,9 @@ static void read_superblock_fields(struct dm_cache_metadata *cmd, cmd->data_block_size = le32_to_cpu(disk_super->data_block_size); cmd->cache_blocks = to_cblock(le32_to_cpu(disk_super->cache_blocks)); strncpy(cmd->policy_name, disk_super->policy_name, sizeof(cmd->policy_name)); + cmd->policy_version[0] = le32_to_cpu(disk_super->policy_version[0]); + cmd->policy_version[1] = le32_to_cpu(disk_super->policy_version[1]); + cmd->policy_version[2] = le32_to_cpu(disk_super->policy_version[2]); cmd->policy_hint_size = le32_to_cpu(disk_super->policy_hint_size); cmd->stats.read_hits = le32_to_cpu(disk_super->read_hits); @@ -572,6 +578,9 @@ static int __commit_transaction(struct dm_cache_metadata *cmd, disk_super->discard_nr_blocks = cpu_to_le64(from_dblock(cmd->discard_nr_blocks)); disk_super->cache_blocks = cpu_to_le32(from_cblock(cmd->cache_blocks)); strncpy(disk_super->policy_name, cmd->policy_name, sizeof(disk_super->policy_name)); + disk_super->policy_version[0] = cpu_to_le32(cmd->policy_version[0]); + disk_super->policy_version[1] = cpu_to_le32(cmd->policy_version[1]); + disk_super->policy_version[2] = cpu_to_le32(cmd->policy_version[2]); disk_super->read_hits = cpu_to_le32(cmd->stats.read_hits); disk_super->read_misses = cpu_to_le32(cmd->stats.read_misses); @@ -854,18 +863,43 @@ struct thunk { bool hints_valid; }; +static bool policy_unchanged(struct dm_cache_metadata *cmd, + struct dm_cache_policy *policy) +{ + const char *policy_name = dm_cache_policy_get_name(policy); + const unsigned *policy_version = dm_cache_policy_get_version(policy); + size_t policy_hint_size = dm_cache_policy_get_hint_size(policy); + + /* + * Ensure policy names match. + */ + if (strncmp(cmd->policy_name, policy_name, sizeof(cmd->policy_name))) + return false; + + /* + * Ensure policy major versions match. + */ + if (cmd->policy_version[0] != policy_version[0]) + return false; + + /* + * Ensure policy hint sizes match. + */ + if (cmd->policy_hint_size != policy_hint_size) + return false; + + return true; +} + static bool hints_array_initialized(struct dm_cache_metadata *cmd) { return cmd->hint_root && cmd->policy_hint_size; } static bool hints_array_available(struct dm_cache_metadata *cmd, - const char *policy_name) + struct dm_cache_policy *policy) { - bool policy_names_match = !strncmp(cmd->policy_name, policy_name, - sizeof(cmd->policy_name)); - - return cmd->clean_when_opened && policy_names_match && + return cmd->clean_when_opened && policy_unchanged(cmd, policy) && hints_array_initialized(cmd); } @@ -899,7 +933,8 @@ static int __load_mapping(void *context, uint64_t cblock, void *leaf) return r; } -static int __load_mappings(struct dm_cache_metadata *cmd, const char *policy_name, +static int __load_mappings(struct dm_cache_metadata *cmd, + struct dm_cache_policy *policy, load_mapping_fn fn, void *context) { struct thunk thunk; @@ -909,18 +944,19 @@ static int __load_mappings(struct dm_cache_metadata *cmd, const char *policy_nam thunk.cmd = cmd; thunk.respect_dirty_flags = cmd->clean_when_opened; - thunk.hints_valid = hints_array_available(cmd, policy_name); + thunk.hints_valid = hints_array_available(cmd, policy); return dm_array_walk(&cmd->info, cmd->root, __load_mapping, &thunk); } -int dm_cache_load_mappings(struct dm_cache_metadata *cmd, const char *policy_name, +int dm_cache_load_mappings(struct dm_cache_metadata *cmd, + struct dm_cache_policy *policy, load_mapping_fn fn, void *context) { int r; down_read(&cmd->root_lock); - r = __load_mappings(cmd, policy_name, fn, context); + r = __load_mappings(cmd, policy, fn, context); up_read(&cmd->root_lock); return r; @@ -979,7 +1015,7 @@ static int __dirty(struct dm_cache_metadata *cmd, dm_cblock_t cblock, bool dirty /* nothing to be done */ return 0; - value = pack_value(oblock, flags | (dirty ? M_DIRTY : 0)); + value = pack_value(oblock, (flags & ~M_DIRTY) | (dirty ? M_DIRTY : 0)); __dm_bless_for_disk(&value); r = dm_array_set_value(&cmd->info, cmd->root, from_cblock(cblock), @@ -1070,13 +1106,15 @@ static int begin_hints(struct dm_cache_metadata *cmd, struct dm_cache_policy *po __le32 value; size_t hint_size; const char *policy_name = dm_cache_policy_get_name(policy); + const unsigned *policy_version = dm_cache_policy_get_version(policy); if (!policy_name[0] || (strlen(policy_name) > sizeof(cmd->policy_name) - 1)) return -EINVAL; - if (strcmp(cmd->policy_name, policy_name)) { + if (!policy_unchanged(cmd, policy)) { strncpy(cmd->policy_name, policy_name, sizeof(cmd->policy_name)); + memcpy(cmd->policy_version, policy_version, sizeof(cmd->policy_version)); hint_size = dm_cache_policy_get_hint_size(policy); if (!hint_size) diff --git a/drivers/md/dm-cache-metadata.h b/drivers/md/dm-cache-metadata.h index 135864ea0eee..f45cef21f3d0 100644 --- a/drivers/md/dm-cache-metadata.h +++ b/drivers/md/dm-cache-metadata.h @@ -89,7 +89,7 @@ typedef int (*load_mapping_fn)(void *context, dm_oblock_t oblock, dm_cblock_t cblock, bool dirty, uint32_t hint, bool hint_valid); int dm_cache_load_mappings(struct dm_cache_metadata *cmd, - const char *policy_name, + struct dm_cache_policy *policy, load_mapping_fn fn, void *context); diff --git a/drivers/md/dm-cache-policy-cleaner.c b/drivers/md/dm-cache-policy-cleaner.c index cc05d70b3cb8..b04d1f904d07 100644 --- a/drivers/md/dm-cache-policy-cleaner.c +++ b/drivers/md/dm-cache-policy-cleaner.c @@ -17,7 +17,6 @@ /*----------------------------------------------------------------*/ #define DM_MSG_PREFIX "cache cleaner" -#define CLEANER_VERSION "1.0.0" /* Cache entry struct. */ struct wb_cache_entry { @@ -434,6 +433,7 @@ static struct dm_cache_policy *wb_create(dm_cblock_t cache_size, static struct dm_cache_policy_type wb_policy_type = { .name = "cleaner", + .version = {1, 0, 0}, .hint_size = 0, .owner = THIS_MODULE, .create = wb_create @@ -446,7 +446,10 @@ static int __init wb_init(void) if (r < 0) DMERR("register failed %d", r); else - DMINFO("version " CLEANER_VERSION " loaded"); + DMINFO("version %u.%u.%u loaded", + wb_policy_type.version[0], + wb_policy_type.version[1], + wb_policy_type.version[2]); return r; } diff --git a/drivers/md/dm-cache-policy-internal.h b/drivers/md/dm-cache-policy-internal.h index 52a75beeced5..0928abdc49f0 100644 --- a/drivers/md/dm-cache-policy-internal.h +++ b/drivers/md/dm-cache-policy-internal.h @@ -117,6 +117,8 @@ void dm_cache_policy_destroy(struct dm_cache_policy *p); */ const char *dm_cache_policy_get_name(struct dm_cache_policy *p); +const unsigned *dm_cache_policy_get_version(struct dm_cache_policy *p); + size_t dm_cache_policy_get_hint_size(struct dm_cache_policy *p); /*----------------------------------------------------------------*/ diff --git a/drivers/md/dm-cache-policy-mq.c b/drivers/md/dm-cache-policy-mq.c index 964153255076..dc112a7137fe 100644 --- a/drivers/md/dm-cache-policy-mq.c +++ b/drivers/md/dm-cache-policy-mq.c @@ -14,7 +14,6 @@ #include <linux/vmalloc.h> #define DM_MSG_PREFIX "cache-policy-mq" -#define MQ_VERSION "1.0.0" static struct kmem_cache *mq_entry_cache; @@ -1133,6 +1132,7 @@ bad_cache_alloc: static struct dm_cache_policy_type mq_policy_type = { .name = "mq", + .version = {1, 0, 0}, .hint_size = 4, .owner = THIS_MODULE, .create = mq_create @@ -1140,6 +1140,7 @@ static struct dm_cache_policy_type mq_policy_type = { static struct dm_cache_policy_type default_policy_type = { .name = "default", + .version = {1, 0, 0}, .hint_size = 4, .owner = THIS_MODULE, .create = mq_create @@ -1164,7 +1165,10 @@ static int __init mq_init(void) r = dm_cache_policy_register(&default_policy_type); if (!r) { - DMINFO("version " MQ_VERSION " loaded"); + DMINFO("version %u.%u.%u loaded", + mq_policy_type.version[0], + mq_policy_type.version[1], + mq_policy_type.version[2]); return 0; } diff --git a/drivers/md/dm-cache-policy.c b/drivers/md/dm-cache-policy.c index 2cbf5fdaac52..21c03c570c06 100644 --- a/drivers/md/dm-cache-policy.c +++ b/drivers/md/dm-cache-policy.c @@ -150,6 +150,14 @@ const char *dm_cache_policy_get_name(struct dm_cache_policy *p) } EXPORT_SYMBOL_GPL(dm_cache_policy_get_name); +const unsigned *dm_cache_policy_get_version(struct dm_cache_policy *p) +{ + struct dm_cache_policy_type *t = p->private; + + return t->version; +} +EXPORT_SYMBOL_GPL(dm_cache_policy_get_version); + size_t dm_cache_policy_get_hint_size(struct dm_cache_policy *p) { struct dm_cache_policy_type *t = p->private; diff --git a/drivers/md/dm-cache-policy.h b/drivers/md/dm-cache-policy.h index f0f51b260544..558bdfdabf5f 100644 --- a/drivers/md/dm-cache-policy.h +++ b/drivers/md/dm-cache-policy.h @@ -196,6 +196,7 @@ struct dm_cache_policy { * We maintain a little register of the different policy types. */ #define CACHE_POLICY_NAME_SIZE 16 +#define CACHE_POLICY_VERSION_SIZE 3 struct dm_cache_policy_type { /* For use by the register code only. */ @@ -206,6 +207,7 @@ struct dm_cache_policy_type { * what gets passed on the target line to select your policy. */ char name[CACHE_POLICY_NAME_SIZE]; + unsigned version[CACHE_POLICY_VERSION_SIZE]; /* * Policies may store a hint for each each cache block. diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c index 0f4e84b15c30..66120bd46d15 100644 --- a/drivers/md/dm-cache-target.c +++ b/drivers/md/dm-cache-target.c @@ -142,6 +142,7 @@ struct cache { spinlock_t lock; struct bio_list deferred_bios; struct bio_list deferred_flush_bios; + struct bio_list deferred_writethrough_bios; struct list_head quiesced_migrations; struct list_head completed_migrations; struct list_head need_commit_migrations; @@ -158,7 +159,7 @@ struct cache { /* * origin_blocks entries, discarded if set. */ - sector_t discard_block_size; /* a power of 2 times sectors per block */ + uint32_t discard_block_size; /* a power of 2 times sectors per block */ dm_dblock_t discard_nr_blocks; unsigned long *discard_bitset; @@ -199,6 +200,11 @@ struct per_bio_data { bool tick:1; unsigned req_nr:2; struct dm_deferred_entry *all_io_entry; + + /* writethrough fields */ + struct cache *cache; + dm_cblock_t cblock; + bio_end_io_t *saved_bi_end_io; }; struct dm_cache_migration { @@ -412,17 +418,24 @@ static bool block_size_is_power_of_two(struct cache *cache) return cache->sectors_per_block_shift >= 0; } +static dm_block_t block_div(dm_block_t b, uint32_t n) +{ + do_div(b, n); + + return b; +} + static dm_dblock_t oblock_to_dblock(struct cache *cache, dm_oblock_t oblock) { - sector_t discard_blocks = cache->discard_block_size; + uint32_t discard_blocks = cache->discard_block_size; dm_block_t b = from_oblock(oblock); if (!block_size_is_power_of_two(cache)) - (void) sector_div(discard_blocks, cache->sectors_per_block); + discard_blocks = discard_blocks / cache->sectors_per_block; else discard_blocks >>= cache->sectors_per_block_shift; - (void) sector_div(b, discard_blocks); + b = block_div(b, discard_blocks); return to_dblock(b); } @@ -609,6 +622,56 @@ static void issue(struct cache *cache, struct bio *bio) spin_unlock_irqrestore(&cache->lock, flags); } +static void defer_writethrough_bio(struct cache *cache, struct bio *bio) +{ + unsigned long flags; + + spin_lock_irqsave(&cache->lock, flags); + bio_list_add(&cache->deferred_writethrough_bios, bio); + spin_unlock_irqrestore(&cache->lock, flags); + + wake_worker(cache); +} + +static void writethrough_endio(struct bio *bio, int err) +{ + struct per_bio_data *pb = get_per_bio_data(bio); + bio->bi_end_io = pb->saved_bi_end_io; + + if (err) { + bio_endio(bio, err); + return; + } + + remap_to_cache(pb->cache, bio, pb->cblock); + + /* + * We can't issue this bio directly, since we're in interrupt + * context. So it get's put on a bio list for processing by the + * worker thread. + */ + defer_writethrough_bio(pb->cache, bio); +} + +/* + * When running in writethrough mode we need to send writes to clean blocks + * to both the cache and origin devices. In future we'd like to clone the + * bio and send them in parallel, but for now we're doing them in + * series as this is easier. + */ +static void remap_to_origin_then_cache(struct cache *cache, struct bio *bio, + dm_oblock_t oblock, dm_cblock_t cblock) +{ + struct per_bio_data *pb = get_per_bio_data(bio); + + pb->cache = cache; + pb->cblock = cblock; + pb->saved_bi_end_io = bio->bi_end_io; + bio->bi_end_io = writethrough_endio; + + remap_to_origin_clear_discard(pb->cache, bio, oblock); +} + /*---------------------------------------------------------------- * Migration processing * @@ -1002,7 +1065,7 @@ static void process_discard_bio(struct cache *cache, struct bio *bio) dm_block_t end_block = bio->bi_sector + bio_sectors(bio); dm_block_t b; - (void) sector_div(end_block, cache->discard_block_size); + end_block = block_div(end_block, cache->discard_block_size); for (b = start_block; b < end_block; b++) set_discard(cache, to_dblock(b)); @@ -1070,14 +1133,9 @@ static void process_bio(struct cache *cache, struct prealloc *structs, inc_hit_counter(cache, bio); pb->all_io_entry = dm_deferred_entry_inc(cache->all_io_ds); - if (is_writethrough_io(cache, bio, lookup_result.cblock)) { - /* - * No need to mark anything dirty in write through mode. - */ - pb->req_nr == 0 ? - remap_to_cache(cache, bio, lookup_result.cblock) : - remap_to_origin_clear_discard(cache, bio, block); - } else + if (is_writethrough_io(cache, bio, lookup_result.cblock)) + remap_to_origin_then_cache(cache, bio, block, lookup_result.cblock); + else remap_to_cache_dirty(cache, bio, block, lookup_result.cblock); issue(cache, bio); @@ -1086,17 +1144,8 @@ static void process_bio(struct cache *cache, struct prealloc *structs, case POLICY_MISS: inc_miss_counter(cache, bio); pb->all_io_entry = dm_deferred_entry_inc(cache->all_io_ds); - - if (pb->req_nr != 0) { - /* - * This is a duplicate writethrough io that is no - * longer needed because the block has been demoted. - */ - bio_endio(bio, 0); - } else { - remap_to_origin_clear_discard(cache, bio, block); - issue(cache, bio); - } + remap_to_origin_clear_discard(cache, bio, block); + issue(cache, bio); break; case POLICY_NEW: @@ -1217,6 +1266,23 @@ static void process_deferred_flush_bios(struct cache *cache, bool submit_bios) submit_bios ? generic_make_request(bio) : bio_io_error(bio); } +static void process_deferred_writethrough_bios(struct cache *cache) +{ + unsigned long flags; + struct bio_list bios; + struct bio *bio; + + bio_list_init(&bios); + + spin_lock_irqsave(&cache->lock, flags); + bio_list_merge(&bios, &cache->deferred_writethrough_bios); + bio_list_init(&cache->deferred_writethrough_bios); + spin_unlock_irqrestore(&cache->lock, flags); + + while ((bio = bio_list_pop(&bios))) + generic_make_request(bio); +} + static void writeback_some_dirty_blocks(struct cache *cache) { int r = 0; @@ -1313,6 +1379,7 @@ static int more_work(struct cache *cache) else return !bio_list_empty(&cache->deferred_bios) || !bio_list_empty(&cache->deferred_flush_bios) || + !bio_list_empty(&cache->deferred_writethrough_bios) || !list_empty(&cache->quiesced_migrations) || !list_empty(&cache->completed_migrations) || !list_empty(&cache->need_commit_migrations); @@ -1331,6 +1398,8 @@ static void do_worker(struct work_struct *ws) writeback_some_dirty_blocks(cache); + process_deferred_writethrough_bios(cache); + if (commit_if_needed(cache)) { process_deferred_flush_bios(cache, false); @@ -1756,8 +1825,11 @@ static int create_cache_policy(struct cache *cache, struct cache_args *ca, } r = set_config_values(cache->policy, ca->policy_argc, ca->policy_argv); - if (r) + if (r) { + *error = "Error setting cache policy's config values"; dm_cache_policy_destroy(cache->policy); + cache->policy = NULL; + } return r; } @@ -1793,8 +1865,6 @@ static sector_t calculate_discard_block_size(sector_t cache_block_size, #define DEFAULT_MIGRATION_THRESHOLD (2048 * 100) -static unsigned cache_num_write_bios(struct dm_target *ti, struct bio *bio); - static int cache_create(struct cache_args *ca, struct cache **result) { int r = 0; @@ -1821,9 +1891,6 @@ static int cache_create(struct cache_args *ca, struct cache **result) memcpy(&cache->features, &ca->features, sizeof(cache->features)); - if (cache->features.write_through) - ti->num_write_bios = cache_num_write_bios; - cache->callbacks.congested_fn = cache_is_congested; dm_table_add_target_callbacks(ti->table, &cache->callbacks); @@ -1835,7 +1902,7 @@ static int cache_create(struct cache_args *ca, struct cache **result) /* FIXME: factor out this whole section */ origin_blocks = cache->origin_sectors = ca->origin_sectors; - (void) sector_div(origin_blocks, ca->block_size); + origin_blocks = block_div(origin_blocks, ca->block_size); cache->origin_blocks = to_oblock(origin_blocks); cache->sectors_per_block = ca->block_size; @@ -1848,7 +1915,7 @@ static int cache_create(struct cache_args *ca, struct cache **result) dm_block_t cache_size = ca->cache_sectors; cache->sectors_per_block_shift = -1; - (void) sector_div(cache_size, ca->block_size); + cache_size = block_div(cache_size, ca->block_size); cache->cache_size = to_cblock(cache_size); } else { cache->sectors_per_block_shift = __ffs(ca->block_size); @@ -1873,6 +1940,7 @@ static int cache_create(struct cache_args *ca, struct cache **result) spin_lock_init(&cache->lock); bio_list_init(&cache->deferred_bios); bio_list_init(&cache->deferred_flush_bios); + bio_list_init(&cache->deferred_writethrough_bios); INIT_LIST_HEAD(&cache->quiesced_migrations); INIT_LIST_HEAD(&cache->completed_migrations); INIT_LIST_HEAD(&cache->need_commit_migrations); @@ -2002,6 +2070,8 @@ static int cache_ctr(struct dm_target *ti, unsigned argc, char **argv) goto out; r = cache_create(ca, &cache); + if (r) + goto out; r = copy_ctr_args(cache, argc - 3, (const char **)argv + 3); if (r) { @@ -2016,20 +2086,6 @@ out: return r; } -static unsigned cache_num_write_bios(struct dm_target *ti, struct bio *bio) -{ - int r; - struct cache *cache = ti->private; - dm_oblock_t block = get_bio_block(cache, bio); - dm_cblock_t cblock; - - r = policy_lookup(cache->policy, block, &cblock); - if (r < 0) - return 2; /* assume the worst */ - - return (!r && !is_dirty(cache, cblock)) ? 2 : 1; -} - static int cache_map(struct dm_target *ti, struct bio *bio) { struct cache *cache = ti->private; @@ -2097,18 +2153,12 @@ static int cache_map(struct dm_target *ti, struct bio *bio) inc_hit_counter(cache, bio); pb->all_io_entry = dm_deferred_entry_inc(cache->all_io_ds); - if (is_writethrough_io(cache, bio, lookup_result.cblock)) { - /* - * No need to mark anything dirty in write through mode. - */ - pb->req_nr == 0 ? - remap_to_cache(cache, bio, lookup_result.cblock) : - remap_to_origin_clear_discard(cache, bio, block); - cell_defer(cache, cell, false); - } else { + if (is_writethrough_io(cache, bio, lookup_result.cblock)) + remap_to_origin_then_cache(cache, bio, block, lookup_result.cblock); + else remap_to_cache_dirty(cache, bio, block, lookup_result.cblock); - cell_defer(cache, cell, false); - } + + cell_defer(cache, cell, false); break; case POLICY_MISS: @@ -2319,8 +2369,7 @@ static int cache_preresume(struct dm_target *ti) } if (!cache->loaded_mappings) { - r = dm_cache_load_mappings(cache->cmd, - dm_cache_policy_get_name(cache->policy), + r = dm_cache_load_mappings(cache->cmd, cache->policy, load_mapping, cache); if (r) { DMERR("could not load cache mappings"); @@ -2535,7 +2584,7 @@ static void cache_io_hints(struct dm_target *ti, struct queue_limits *limits) static struct target_type cache_target = { .name = "cache", - .version = {1, 0, 0}, + .version = {1, 1, 0}, .module = THIS_MODULE, .ctr = cache_ctr, .dtr = cache_dtr, diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c index 9a01d1e4c783..311e3d35b272 100644 --- a/drivers/md/dm-raid.c +++ b/drivers/md/dm-raid.c @@ -91,15 +91,44 @@ static struct raid_type { {"raid6_nc", "RAID6 (N continue)", 2, 4, 6, ALGORITHM_ROTATING_N_CONTINUE} }; +static char *raid10_md_layout_to_format(int layout) +{ + /* + * Bit 16 and 17 stand for "offset" and "use_far_sets" + * Refer to MD's raid10.c for details + */ + if ((layout & 0x10000) && (layout & 0x20000)) + return "offset"; + + if ((layout & 0xFF) > 1) + return "near"; + + return "far"; +} + static unsigned raid10_md_layout_to_copies(int layout) { - return layout & 0xFF; + if ((layout & 0xFF) > 1) + return layout & 0xFF; + return (layout >> 8) & 0xFF; } static int raid10_format_to_md_layout(char *format, unsigned copies) { - /* 1 "far" copy, and 'copies' "near" copies */ - return (1 << 8) | (copies & 0xFF); + unsigned n = 1, f = 1; + + if (!strcmp("near", format)) + n = copies; + else + f = copies; + + if (!strcmp("offset", format)) + return 0x30000 | (f << 8) | n; + + if (!strcmp("far", format)) + return 0x20000 | (f << 8) | n; + + return (f << 8) | n; } static struct raid_type *get_raid_type(char *name) @@ -352,6 +381,7 @@ static int validate_raid_redundancy(struct raid_set *rs) { unsigned i, rebuild_cnt = 0; unsigned rebuilds_per_group, copies, d; + unsigned group_size, last_group_start; for (i = 0; i < rs->md.raid_disks; i++) if (!test_bit(In_sync, &rs->dev[i].rdev.flags) || @@ -379,9 +409,6 @@ static int validate_raid_redundancy(struct raid_set *rs) * as long as the failed devices occur in different mirror * groups (i.e. different stripes). * - * Right now, we only allow for "near" copies. When other - * formats are added, we will have to check those too. - * * When checking "near" format, make sure no adjacent devices * have failed beyond what can be handled. In addition to the * simple case where the number of devices is a multiple of the @@ -391,14 +418,41 @@ static int validate_raid_redundancy(struct raid_set *rs) * A A B B C * C D D E E */ - for (i = 0; i < rs->md.raid_disks * copies; i++) { - if (!(i % copies)) + if (!strcmp("near", raid10_md_layout_to_format(rs->md.layout))) { + for (i = 0; i < rs->md.raid_disks * copies; i++) { + if (!(i % copies)) + rebuilds_per_group = 0; + d = i % rs->md.raid_disks; + if ((!rs->dev[d].rdev.sb_page || + !test_bit(In_sync, &rs->dev[d].rdev.flags)) && + (++rebuilds_per_group >= copies)) + goto too_many; + } + break; + } + + /* + * When checking "far" and "offset" formats, we need to ensure + * that the device that holds its copy is not also dead or + * being rebuilt. (Note that "far" and "offset" formats only + * support two copies right now. These formats also only ever + * use the 'use_far_sets' variant.) + * + * This check is somewhat complicated by the need to account + * for arrays that are not a multiple of (far) copies. This + * results in the need to treat the last (potentially larger) + * set differently. + */ + group_size = (rs->md.raid_disks / copies); + last_group_start = (rs->md.raid_disks / group_size) - 1; + last_group_start *= group_size; + for (i = 0; i < rs->md.raid_disks; i++) { + if (!(i % copies) && !(i > last_group_start)) rebuilds_per_group = 0; - d = i % rs->md.raid_disks; - if ((!rs->dev[d].rdev.sb_page || - !test_bit(In_sync, &rs->dev[d].rdev.flags)) && + if ((!rs->dev[i].rdev.sb_page || + !test_bit(In_sync, &rs->dev[i].rdev.flags)) && (++rebuilds_per_group >= copies)) - goto too_many; + goto too_many; } break; default: @@ -433,7 +487,7 @@ too_many: * * RAID10-only options: * [raid10_copies <# copies>] Number of copies. (Default: 2) - * [raid10_format <near>] Layout algorithm. (Default: near) + * [raid10_format <near|far|offset>] Layout algorithm. (Default: near) */ static int parse_raid_params(struct raid_set *rs, char **argv, unsigned num_raid_params) @@ -520,7 +574,9 @@ static int parse_raid_params(struct raid_set *rs, char **argv, rs->ti->error = "'raid10_format' is an invalid parameter for this RAID type"; return -EINVAL; } - if (strcmp("near", argv[i])) { + if (strcmp("near", argv[i]) && + strcmp("far", argv[i]) && + strcmp("offset", argv[i])) { rs->ti->error = "Invalid 'raid10_format' value given"; return -EINVAL; } @@ -644,6 +700,15 @@ static int parse_raid_params(struct raid_set *rs, char **argv, return -EINVAL; } + /* + * If the format is not "near", we only support + * two copies at the moment. + */ + if (strcmp("near", raid10_format) && (raid10_copies > 2)) { + rs->ti->error = "Too many copies for given RAID10 format."; + return -EINVAL; + } + /* (Len * #mirrors) / #devices */ sectors_per_dev = rs->ti->len * raid10_copies; sector_div(sectors_per_dev, rs->md.raid_disks); @@ -854,17 +919,30 @@ static int super_init_validation(struct mddev *mddev, struct md_rdev *rdev) /* * Reshaping is not currently allowed */ - if ((le32_to_cpu(sb->level) != mddev->level) || - (le32_to_cpu(sb->layout) != mddev->layout) || - (le32_to_cpu(sb->stripe_sectors) != mddev->chunk_sectors)) { - DMERR("Reshaping arrays not yet supported."); + if (le32_to_cpu(sb->level) != mddev->level) { + DMERR("Reshaping arrays not yet supported. (RAID level change)"); + return -EINVAL; + } + if (le32_to_cpu(sb->layout) != mddev->layout) { + DMERR("Reshaping arrays not yet supported. (RAID layout change)"); + DMERR(" 0x%X vs 0x%X", le32_to_cpu(sb->layout), mddev->layout); + DMERR(" Old layout: %s w/ %d copies", + raid10_md_layout_to_format(le32_to_cpu(sb->layout)), + raid10_md_layout_to_copies(le32_to_cpu(sb->layout))); + DMERR(" New layout: %s w/ %d copies", + raid10_md_layout_to_format(mddev->layout), + raid10_md_layout_to_copies(mddev->layout)); + return -EINVAL; + } + if (le32_to_cpu(sb->stripe_sectors) != mddev->chunk_sectors) { + DMERR("Reshaping arrays not yet supported. (stripe sectors change)"); return -EINVAL; } /* We can only change the number of devices in RAID1 right now */ if ((rs->raid_type->level != 1) && (le32_to_cpu(sb->num_devices) != mddev->raid_disks)) { - DMERR("Reshaping arrays not yet supported."); + DMERR("Reshaping arrays not yet supported. (device count change)"); return -EINVAL; } @@ -1329,7 +1407,8 @@ static void raid_status(struct dm_target *ti, status_type_t type, raid10_md_layout_to_copies(rs->md.layout)); if (rs->print_flags & DMPF_RAID10_FORMAT) - DMEMIT(" raid10_format near"); + DMEMIT(" raid10_format %s", + raid10_md_layout_to_format(rs->md.layout)); DMEMIT(" %d", rs->md.raid_disks); for (i = 0; i < rs->md.raid_disks; i++) { @@ -1418,6 +1497,10 @@ static struct target_type raid_target = { static int __init dm_raid_init(void) { + DMINFO("Loading target version %u.%u.%u", + raid_target.version[0], + raid_target.version[1], + raid_target.version[2]); return dm_register_target(&raid_target); } diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index 009339d62828..004ad1652b73 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -1577,6 +1577,11 @@ static bool data_dev_supports_discard(struct pool_c *pt) return q && blk_queue_discard(q); } +static bool is_factor(sector_t block_size, uint32_t n) +{ + return !sector_div(block_size, n); +} + /* * If discard_passdown was enabled verify that the data device * supports discards. Disable discard_passdown if not. @@ -1602,7 +1607,7 @@ static void disable_passdown_if_not_supported(struct pool_c *pt) else if (data_limits->discard_granularity > block_size) reason = "discard granularity larger than a block"; - else if (block_size & (data_limits->discard_granularity - 1)) + else if (!is_factor(block_size, data_limits->discard_granularity)) reason = "discard granularity not a factor of block size"; if (reason) { @@ -2544,7 +2549,7 @@ static struct target_type pool_target = { .name = "thin-pool", .features = DM_TARGET_SINGLETON | DM_TARGET_ALWAYS_WRITEABLE | DM_TARGET_IMMUTABLE, - .version = {1, 6, 1}, + .version = {1, 7, 0}, .module = THIS_MODULE, .ctr = pool_ctr, .dtr = pool_dtr, @@ -2831,7 +2836,7 @@ static int thin_iterate_devices(struct dm_target *ti, static struct target_type thin_target = { .name = "thin", - .version = {1, 7, 1}, + .version = {1, 8, 0}, .module = THIS_MODULE, .ctr = thin_ctr, .dtr = thin_dtr, diff --git a/drivers/md/dm-verity.c b/drivers/md/dm-verity.c index 6ad538375c3c..a746f1d21c66 100644 --- a/drivers/md/dm-verity.c +++ b/drivers/md/dm-verity.c @@ -93,6 +93,13 @@ struct dm_verity_io { */ }; +struct dm_verity_prefetch_work { + struct work_struct work; + struct dm_verity *v; + sector_t block; + unsigned n_blocks; +}; + static struct shash_desc *io_hash_desc(struct dm_verity *v, struct dm_verity_io *io) { return (struct shash_desc *)(io + 1); @@ -424,15 +431,18 @@ static void verity_end_io(struct bio *bio, int error) * The root buffer is not prefetched, it is assumed that it will be cached * all the time. */ -static void verity_prefetch_io(struct dm_verity *v, struct dm_verity_io *io) +static void verity_prefetch_io(struct work_struct *work) { + struct dm_verity_prefetch_work *pw = + container_of(work, struct dm_verity_prefetch_work, work); + struct dm_verity *v = pw->v; int i; for (i = v->levels - 2; i >= 0; i--) { sector_t hash_block_start; sector_t hash_block_end; - verity_hash_at_level(v, io->block, i, &hash_block_start, NULL); - verity_hash_at_level(v, io->block + io->n_blocks - 1, i, &hash_block_end, NULL); + verity_hash_at_level(v, pw->block, i, &hash_block_start, NULL); + verity_hash_at_level(v, pw->block + pw->n_blocks - 1, i, &hash_block_end, NULL); if (!i) { unsigned cluster = ACCESS_ONCE(dm_verity_prefetch_cluster); @@ -452,6 +462,25 @@ no_prefetch_cluster: dm_bufio_prefetch(v->bufio, hash_block_start, hash_block_end - hash_block_start + 1); } + + kfree(pw); +} + +static void verity_submit_prefetch(struct dm_verity *v, struct dm_verity_io *io) +{ + struct dm_verity_prefetch_work *pw; + + pw = kmalloc(sizeof(struct dm_verity_prefetch_work), + GFP_NOIO | __GFP_NORETRY | __GFP_NOMEMALLOC | __GFP_NOWARN); + + if (!pw) + return; + + INIT_WORK(&pw->work, verity_prefetch_io); + pw->v = v; + pw->block = io->block; + pw->n_blocks = io->n_blocks; + queue_work(v->verify_wq, &pw->work); } /* @@ -498,7 +527,7 @@ static int verity_map(struct dm_target *ti, struct bio *bio) memcpy(io->io_vec, bio_iovec(bio), io->io_vec_size * sizeof(struct bio_vec)); - verity_prefetch_io(v, io); + verity_submit_prefetch(v, io); generic_make_request(bio); @@ -858,7 +887,7 @@ bad: static struct target_type verity_target = { .name = "verity", - .version = {1, 1, 1}, + .version = {1, 2, 0}, .module = THIS_MODULE, .ctr = verity_ctr, .dtr = verity_dtr, diff --git a/drivers/md/md.c b/drivers/md/md.c index 3db3d1b271f7..aeceedfc530b 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -307,6 +307,10 @@ static void md_make_request(struct request_queue *q, struct bio *bio) bio_io_error(bio); return; } + if (mddev->ro == 1 && unlikely(rw == WRITE)) { + bio_endio(bio, bio_sectors(bio) == 0 ? 0 : -EROFS); + return; + } smp_rmb(); /* Ensure implications of 'active' are visible */ rcu_read_lock(); if (mddev->suspended) { @@ -2994,6 +2998,9 @@ rdev_size_store(struct md_rdev *rdev, const char *buf, size_t len) } else if (!sectors) sectors = (i_size_read(rdev->bdev->bd_inode) >> 9) - rdev->data_offset; + if (!my_mddev->pers->resize) + /* Cannot change size for RAID0 or Linear etc */ + return -EINVAL; } if (sectors < my_mddev->dev_sectors) return -EINVAL; /* component must fit device */ @@ -6525,7 +6532,17 @@ static int md_ioctl(struct block_device *bdev, fmode_t mode, mddev->ro = 0; sysfs_notify_dirent_safe(mddev->sysfs_state); set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); - md_wakeup_thread(mddev->thread); + /* mddev_unlock will wake thread */ + /* If a device failed while we were read-only, we + * need to make sure the metadata is updated now. + */ + if (test_bit(MD_CHANGE_DEVS, &mddev->flags)) { + mddev_unlock(mddev); + wait_event(mddev->sb_wait, + !test_bit(MD_CHANGE_DEVS, &mddev->flags) && + !test_bit(MD_CHANGE_PENDING, &mddev->flags)); + mddev_lock(mddev); + } } else { err = -EROFS; goto abort_unlock; @@ -7646,10 +7663,8 @@ static int remove_and_add_spares(struct mddev *mddev) removed++; } } - if (removed) - sysfs_notify(&mddev->kobj, NULL, - "degraded"); - + if (removed && mddev->kobj.sd) + sysfs_notify(&mddev->kobj, NULL, "degraded"); rdev_for_each(rdev, mddev) { if (rdev->raid_disk >= 0 && diff --git a/drivers/md/md.h b/drivers/md/md.h index eca59c3074ef..d90fb1a879e1 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -506,7 +506,7 @@ static inline char * mdname (struct mddev * mddev) static inline int sysfs_link_rdev(struct mddev *mddev, struct md_rdev *rdev) { char nm[20]; - if (!test_bit(Replacement, &rdev->flags)) { + if (!test_bit(Replacement, &rdev->flags) && mddev->kobj.sd) { sprintf(nm, "rd%d", rdev->raid_disk); return sysfs_create_link(&mddev->kobj, &rdev->kobj, nm); } else @@ -516,7 +516,7 @@ static inline int sysfs_link_rdev(struct mddev *mddev, struct md_rdev *rdev) static inline void sysfs_unlink_rdev(struct mddev *mddev, struct md_rdev *rdev) { char nm[20]; - if (!test_bit(Replacement, &rdev->flags)) { + if (!test_bit(Replacement, &rdev->flags) && mddev->kobj.sd) { sprintf(nm, "rd%d", rdev->raid_disk); sysfs_remove_link(&mddev->kobj, nm); } diff --git a/drivers/md/persistent-data/dm-btree-remove.c b/drivers/md/persistent-data/dm-btree-remove.c index c4f28133ef82..b88757cd0d1d 100644 --- a/drivers/md/persistent-data/dm-btree-remove.c +++ b/drivers/md/persistent-data/dm-btree-remove.c @@ -139,15 +139,8 @@ struct child { struct btree_node *n; }; -static struct dm_btree_value_type le64_type = { - .context = NULL, - .size = sizeof(__le64), - .inc = NULL, - .dec = NULL, - .equal = NULL -}; - -static int init_child(struct dm_btree_info *info, struct btree_node *parent, +static int init_child(struct dm_btree_info *info, struct dm_btree_value_type *vt, + struct btree_node *parent, unsigned index, struct child *result) { int r, inc; @@ -164,7 +157,7 @@ static int init_child(struct dm_btree_info *info, struct btree_node *parent, result->n = dm_block_data(result->block); if (inc) - inc_children(info->tm, result->n, &le64_type); + inc_children(info->tm, result->n, vt); *((__le64 *) value_ptr(parent, index)) = cpu_to_le64(dm_block_location(result->block)); @@ -236,7 +229,7 @@ static void __rebalance2(struct dm_btree_info *info, struct btree_node *parent, } static int rebalance2(struct shadow_spine *s, struct dm_btree_info *info, - unsigned left_index) + struct dm_btree_value_type *vt, unsigned left_index) { int r; struct btree_node *parent; @@ -244,11 +237,11 @@ static int rebalance2(struct shadow_spine *s, struct dm_btree_info *info, parent = dm_block_data(shadow_current(s)); - r = init_child(info, parent, left_index, &left); + r = init_child(info, vt, parent, left_index, &left); if (r) return r; - r = init_child(info, parent, left_index + 1, &right); + r = init_child(info, vt, parent, left_index + 1, &right); if (r) { exit_child(info, &left); return r; @@ -368,7 +361,7 @@ static void __rebalance3(struct dm_btree_info *info, struct btree_node *parent, } static int rebalance3(struct shadow_spine *s, struct dm_btree_info *info, - unsigned left_index) + struct dm_btree_value_type *vt, unsigned left_index) { int r; struct btree_node *parent = dm_block_data(shadow_current(s)); @@ -377,17 +370,17 @@ static int rebalance3(struct shadow_spine *s, struct dm_btree_info *info, /* * FIXME: fill out an array? */ - r = init_child(info, parent, left_index, &left); + r = init_child(info, vt, parent, left_index, &left); if (r) return r; - r = init_child(info, parent, left_index + 1, ¢er); + r = init_child(info, vt, parent, left_index + 1, ¢er); if (r) { exit_child(info, &left); return r; } - r = init_child(info, parent, left_index + 2, &right); + r = init_child(info, vt, parent, left_index + 2, &right); if (r) { exit_child(info, &left); exit_child(info, ¢er); @@ -434,7 +427,8 @@ static int get_nr_entries(struct dm_transaction_manager *tm, } static int rebalance_children(struct shadow_spine *s, - struct dm_btree_info *info, uint64_t key) + struct dm_btree_info *info, + struct dm_btree_value_type *vt, uint64_t key) { int i, r, has_left_sibling, has_right_sibling; uint32_t child_entries; @@ -472,13 +466,13 @@ static int rebalance_children(struct shadow_spine *s, has_right_sibling = i < (le32_to_cpu(n->header.nr_entries) - 1); if (!has_left_sibling) - r = rebalance2(s, info, i); + r = rebalance2(s, info, vt, i); else if (!has_right_sibling) - r = rebalance2(s, info, i - 1); + r = rebalance2(s, info, vt, i - 1); else - r = rebalance3(s, info, i - 1); + r = rebalance3(s, info, vt, i - 1); return r; } @@ -529,7 +523,7 @@ static int remove_raw(struct shadow_spine *s, struct dm_btree_info *info, if (le32_to_cpu(n->header.flags) & LEAF_NODE) return do_leaf(n, key, index); - r = rebalance_children(s, info, key); + r = rebalance_children(s, info, vt, key); if (r) break; @@ -550,6 +544,14 @@ static int remove_raw(struct shadow_spine *s, struct dm_btree_info *info, return r; } +static struct dm_btree_value_type le64_type = { + .context = NULL, + .size = sizeof(__le64), + .inc = NULL, + .dec = NULL, + .equal = NULL +}; + int dm_btree_remove(struct dm_btree_info *info, dm_block_t root, uint64_t *keys, dm_block_t *new_root) { diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index 24b359717a7e..0505452de8d6 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -175,7 +175,13 @@ static int create_strip_zones(struct mddev *mddev, struct r0conf **private_conf) rdev1->new_raid_disk = j; } - if (j < 0 || j >= mddev->raid_disks) { + if (j < 0) { + printk(KERN_ERR + "md/raid0:%s: remove inactive devices before converting to RAID0\n", + mdname(mddev)); + goto abort; + } + if (j >= mddev->raid_disks) { printk(KERN_ERR "md/raid0:%s: bad disk number %d - " "aborting!\n", mdname(mddev), j); goto abort; @@ -289,7 +295,7 @@ abort: kfree(conf->strip_zone); kfree(conf->devlist); kfree(conf); - *private_conf = NULL; + *private_conf = ERR_PTR(err); return err; } @@ -411,7 +417,8 @@ static sector_t raid0_size(struct mddev *mddev, sector_t sectors, int raid_disks "%s does not support generic reshape\n", __func__); rdev_for_each(rdev, mddev) - array_sectors += rdev->sectors; + array_sectors += (rdev->sectors & + ~(sector_t)(mddev->chunk_sectors-1)); return array_sectors; } diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index d5bddfc4010e..fd86b372692d 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -967,6 +967,7 @@ static void raid1_unplug(struct blk_plug_cb *cb, bool from_schedule) bio_list_merge(&conf->pending_bio_list, &plug->pending); conf->pending_count += plug->pending_cnt; spin_unlock_irq(&conf->device_lock); + wake_up(&conf->wait_barrier); md_wakeup_thread(mddev->thread); kfree(plug); return; @@ -1000,6 +1001,7 @@ static void make_request(struct mddev *mddev, struct bio * bio) const unsigned long do_flush_fua = (bio->bi_rw & (REQ_FLUSH | REQ_FUA)); const unsigned long do_discard = (bio->bi_rw & (REQ_DISCARD | REQ_SECURE)); + const unsigned long do_same = (bio->bi_rw & REQ_WRITE_SAME); struct md_rdev *blocked_rdev; struct blk_plug_cb *cb; struct raid1_plug_cb *plug = NULL; @@ -1301,7 +1303,8 @@ read_again: conf->mirrors[i].rdev->data_offset); mbio->bi_bdev = conf->mirrors[i].rdev->bdev; mbio->bi_end_io = raid1_end_write_request; - mbio->bi_rw = WRITE | do_flush_fua | do_sync | do_discard; + mbio->bi_rw = + WRITE | do_flush_fua | do_sync | do_discard | do_same; mbio->bi_private = r1_bio; atomic_inc(&r1_bio->remaining); @@ -2818,6 +2821,9 @@ static int run(struct mddev *mddev) if (IS_ERR(conf)) return PTR_ERR(conf); + if (mddev->queue) + blk_queue_max_write_same_sectors(mddev->queue, + mddev->chunk_sectors); rdev_for_each(rdev, mddev) { if (!mddev->gendisk) continue; diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 64d48249c03b..77b562d18a90 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -38,21 +38,36 @@ * near_copies (stored in low byte of layout) * far_copies (stored in second byte of layout) * far_offset (stored in bit 16 of layout ) + * use_far_sets (stored in bit 17 of layout ) * - * The data to be stored is divided into chunks using chunksize. - * Each device is divided into far_copies sections. - * In each section, chunks are laid out in a style similar to raid0, but - * near_copies copies of each chunk is stored (each on a different drive). - * The starting device for each section is offset near_copies from the starting - * device of the previous section. - * Thus they are (near_copies*far_copies) of each chunk, and each is on a different - * drive. - * near_copies and far_copies must be at least one, and their product is at most - * raid_disks. + * The data to be stored is divided into chunks using chunksize. Each device + * is divided into far_copies sections. In each section, chunks are laid out + * in a style similar to raid0, but near_copies copies of each chunk is stored + * (each on a different drive). The starting device for each section is offset + * near_copies from the starting device of the previous section. Thus there + * are (near_copies * far_copies) of each chunk, and each is on a different + * drive. near_copies and far_copies must be at least one, and their product + * is at most raid_disks. * * If far_offset is true, then the far_copies are handled a bit differently. - * The copies are still in different stripes, but instead of be very far apart - * on disk, there are adjacent stripes. + * The copies are still in different stripes, but instead of being very far + * apart on disk, there are adjacent stripes. + * + * The far and offset algorithms are handled slightly differently if + * 'use_far_sets' is true. In this case, the array's devices are grouped into + * sets that are (near_copies * far_copies) in size. The far copied stripes + * are still shifted by 'near_copies' devices, but this shifting stays confined + * to the set rather than the entire array. This is done to improve the number + * of device combinations that can fail without causing the array to fail. + * Example 'far' algorithm w/o 'use_far_sets' (each letter represents a chunk + * on a device): + * A B C D A B C D E + * ... ... + * D A B C E A B C D + * Example 'far' algorithm w/ 'use_far_sets' enabled (sets illustrated w/ []'s): + * [A B] [C D] [A B] [C D E] + * |...| |...| |...| | ... | + * [B A] [D C] [B A] [E C D] */ /* @@ -535,6 +550,13 @@ static void __raid10_find_phys(struct geom *geo, struct r10bio *r10bio) sector_t stripe; int dev; int slot = 0; + int last_far_set_start, last_far_set_size; + + last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; + last_far_set_start *= geo->far_set_size; + + last_far_set_size = geo->far_set_size; + last_far_set_size += (geo->raid_disks % geo->far_set_size); /* now calculate first sector/dev */ chunk = r10bio->sector >> geo->chunk_shift; @@ -551,15 +573,25 @@ static void __raid10_find_phys(struct geom *geo, struct r10bio *r10bio) /* and calculate all the others */ for (n = 0; n < geo->near_copies; n++) { int d = dev; + int set; sector_t s = sector; - r10bio->devs[slot].addr = sector; r10bio->devs[slot].devnum = d; + r10bio->devs[slot].addr = s; slot++; for (f = 1; f < geo->far_copies; f++) { + set = d / geo->far_set_size; d += geo->near_copies; - if (d >= geo->raid_disks) - d -= geo->raid_disks; + + if ((geo->raid_disks % geo->far_set_size) && + (d > last_far_set_start)) { + d -= last_far_set_start; + d %= last_far_set_size; + d += last_far_set_start; + } else { + d %= geo->far_set_size; + d += geo->far_set_size * set; + } s += geo->stride; r10bio->devs[slot].devnum = d; r10bio->devs[slot].addr = s; @@ -595,6 +627,20 @@ static sector_t raid10_find_virt(struct r10conf *conf, sector_t sector, int dev) * or recovery, so reshape isn't happening */ struct geom *geo = &conf->geo; + int far_set_start = (dev / geo->far_set_size) * geo->far_set_size; + int far_set_size = geo->far_set_size; + int last_far_set_start; + + if (geo->raid_disks % geo->far_set_size) { + last_far_set_start = (geo->raid_disks / geo->far_set_size) - 1; + last_far_set_start *= geo->far_set_size; + + if (dev >= last_far_set_start) { + far_set_size = geo->far_set_size; + far_set_size += (geo->raid_disks % geo->far_set_size); + far_set_start = last_far_set_start; + } + } offset = sector & geo->chunk_mask; if (geo->far_offset) { @@ -602,13 +648,13 @@ static sector_t raid10_find_virt(struct r10conf *conf, sector_t sector, int dev) chunk = sector >> geo->chunk_shift; fc = sector_div(chunk, geo->far_copies); dev -= fc * geo->near_copies; - if (dev < 0) - dev += geo->raid_disks; + if (dev < far_set_start) + dev += far_set_size; } else { while (sector >= geo->stride) { sector -= geo->stride; - if (dev < geo->near_copies) - dev += geo->raid_disks - geo->near_copies; + if (dev < (geo->near_copies + far_set_start)) + dev += far_set_size - geo->near_copies; else dev -= geo->near_copies; } @@ -1073,6 +1119,7 @@ static void raid10_unplug(struct blk_plug_cb *cb, bool from_schedule) bio_list_merge(&conf->pending_bio_list, &plug->pending); conf->pending_count += plug->pending_cnt; spin_unlock_irq(&conf->device_lock); + wake_up(&conf->wait_barrier); md_wakeup_thread(mddev->thread); kfree(plug); return; @@ -1105,6 +1152,7 @@ static void make_request(struct mddev *mddev, struct bio * bio) const unsigned long do_fua = (bio->bi_rw & REQ_FUA); const unsigned long do_discard = (bio->bi_rw & (REQ_DISCARD | REQ_SECURE)); + const unsigned long do_same = (bio->bi_rw & REQ_WRITE_SAME); unsigned long flags; struct md_rdev *blocked_rdev; struct blk_plug_cb *cb; @@ -1460,7 +1508,8 @@ retry_write: rdev)); mbio->bi_bdev = rdev->bdev; mbio->bi_end_io = raid10_end_write_request; - mbio->bi_rw = WRITE | do_sync | do_fua | do_discard; + mbio->bi_rw = + WRITE | do_sync | do_fua | do_discard | do_same; mbio->bi_private = r10_bio; atomic_inc(&r10_bio->remaining); @@ -1502,7 +1551,8 @@ retry_write: r10_bio, rdev)); mbio->bi_bdev = rdev->bdev; mbio->bi_end_io = raid10_end_write_request; - mbio->bi_rw = WRITE | do_sync | do_fua | do_discard; + mbio->bi_rw = + WRITE | do_sync | do_fua | do_discard | do_same; mbio->bi_private = r10_bio; atomic_inc(&r10_bio->remaining); @@ -3436,7 +3486,7 @@ static int setup_geo(struct geom *geo, struct mddev *mddev, enum geo_type new) disks = mddev->raid_disks + mddev->delta_disks; break; } - if (layout >> 17) + if (layout >> 18) return -1; if (chunk < (PAGE_SIZE >> 9) || !is_power_of_2(chunk)) @@ -3448,6 +3498,7 @@ static int setup_geo(struct geom *geo, struct mddev *mddev, enum geo_type new) geo->near_copies = nc; geo->far_copies = fc; geo->far_offset = fo; + geo->far_set_size = (layout & (1<<17)) ? disks / fc : disks; geo->chunk_mask = chunk - 1; geo->chunk_shift = ffz(~chunk); return nc*fc; @@ -3569,6 +3620,8 @@ static int run(struct mddev *mddev) if (mddev->queue) { blk_queue_max_discard_sectors(mddev->queue, mddev->chunk_sectors); + blk_queue_max_write_same_sectors(mddev->queue, + mddev->chunk_sectors); blk_queue_io_min(mddev->queue, chunk_size); if (conf->geo.raid_disks % conf->geo.near_copies) blk_queue_io_opt(mddev->queue, chunk_size * conf->geo.raid_disks); diff --git a/drivers/md/raid10.h b/drivers/md/raid10.h index 1054cf602345..157d69e83ff4 100644 --- a/drivers/md/raid10.h +++ b/drivers/md/raid10.h @@ -33,6 +33,11 @@ struct r10conf { * far_offset, in which case it is * 1 stripe. */ + int far_set_size; /* The number of devices in a set, + * where a 'set' are devices that + * contain far/offset copies of + * each other. + */ int chunk_shift; /* shift from chunks to sectors */ sector_t chunk_mask; } prev, geo; diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 5af2d2709081..24909eb13fec 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -671,9 +671,11 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s) bi->bi_next = NULL; if (rrdev) set_bit(R5_DOUBLE_LOCKED, &sh->dev[i].flags); - trace_block_bio_remap(bdev_get_queue(bi->bi_bdev), - bi, disk_devt(conf->mddev->gendisk), - sh->dev[i].sector); + + if (conf->mddev->gendisk) + trace_block_bio_remap(bdev_get_queue(bi->bi_bdev), + bi, disk_devt(conf->mddev->gendisk), + sh->dev[i].sector); generic_make_request(bi); } if (rrdev) { @@ -701,9 +703,10 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s) rbi->bi_io_vec[0].bv_offset = 0; rbi->bi_size = STRIPE_SIZE; rbi->bi_next = NULL; - trace_block_bio_remap(bdev_get_queue(rbi->bi_bdev), - rbi, disk_devt(conf->mddev->gendisk), - sh->dev[i].sector); + if (conf->mddev->gendisk) + trace_block_bio_remap(bdev_get_queue(rbi->bi_bdev), + rbi, disk_devt(conf->mddev->gendisk), + sh->dev[i].sector); generic_make_request(rbi); } if (!rdev && !rrdev) { @@ -1403,7 +1406,7 @@ static void ops_run_check_pq(struct stripe_head *sh, struct raid5_percpu *percpu &sh->ops.zero_sum_result, percpu->spare_page, &submit); } -static void __raid_run_ops(struct stripe_head *sh, unsigned long ops_request) +static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request) { int overlap_clear = 0, i, disks = sh->disks; struct dma_async_tx_descriptor *tx = NULL; @@ -1468,36 +1471,6 @@ static void __raid_run_ops(struct stripe_head *sh, unsigned long ops_request) put_cpu(); } -#ifdef CONFIG_MULTICORE_RAID456 -static void async_run_ops(void *param, async_cookie_t cookie) -{ - struct stripe_head *sh = param; - unsigned long ops_request = sh->ops.request; - - clear_bit_unlock(STRIPE_OPS_REQ_PENDING, &sh->state); - wake_up(&sh->ops.wait_for_ops); - - __raid_run_ops(sh, ops_request); - release_stripe(sh); -} - -static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request) -{ - /* since handle_stripe can be called outside of raid5d context - * we need to ensure sh->ops.request is de-staged before another - * request arrives - */ - wait_event(sh->ops.wait_for_ops, - !test_and_set_bit_lock(STRIPE_OPS_REQ_PENDING, &sh->state)); - sh->ops.request = ops_request; - - atomic_inc(&sh->count); - async_schedule(async_run_ops, sh); -} -#else -#define raid_run_ops __raid_run_ops -#endif - static int grow_one_stripe(struct r5conf *conf) { struct stripe_head *sh; @@ -1506,9 +1479,6 @@ static int grow_one_stripe(struct r5conf *conf) return 0; sh->raid_conf = conf; - #ifdef CONFIG_MULTICORE_RAID456 - init_waitqueue_head(&sh->ops.wait_for_ops); - #endif spin_lock_init(&sh->stripe_lock); @@ -1627,9 +1597,6 @@ static int resize_stripes(struct r5conf *conf, int newsize) break; nsh->raid_conf = conf; - #ifdef CONFIG_MULTICORE_RAID456 - init_waitqueue_head(&nsh->ops.wait_for_ops); - #endif spin_lock_init(&nsh->stripe_lock); list_add(&nsh->lru, &newstripes); @@ -2316,17 +2283,6 @@ schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s, int level = conf->level; if (rcw) { - /* if we are not expanding this is a proper write request, and - * there will be bios with new data to be drained into the - * stripe cache - */ - if (!expand) { - sh->reconstruct_state = reconstruct_state_drain_run; - set_bit(STRIPE_OP_BIODRAIN, &s->ops_request); - } else - sh->reconstruct_state = reconstruct_state_run; - - set_bit(STRIPE_OP_RECONSTRUCT, &s->ops_request); for (i = disks; i--; ) { struct r5dev *dev = &sh->dev[i]; @@ -2339,6 +2295,21 @@ schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s, s->locked++; } } + /* if we are not expanding this is a proper write request, and + * there will be bios with new data to be drained into the + * stripe cache + */ + if (!expand) { + if (!s->locked) + /* False alarm, nothing to do */ + return; + sh->reconstruct_state = reconstruct_state_drain_run; + set_bit(STRIPE_OP_BIODRAIN, &s->ops_request); + } else + sh->reconstruct_state = reconstruct_state_run; + + set_bit(STRIPE_OP_RECONSTRUCT, &s->ops_request); + if (s->locked + conf->max_degraded == disks) if (!test_and_set_bit(STRIPE_FULL_WRITE, &sh->state)) atomic_inc(&conf->pending_full_writes); @@ -2347,11 +2318,6 @@ schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s, BUG_ON(!(test_bit(R5_UPTODATE, &sh->dev[pd_idx].flags) || test_bit(R5_Wantcompute, &sh->dev[pd_idx].flags))); - sh->reconstruct_state = reconstruct_state_prexor_drain_run; - set_bit(STRIPE_OP_PREXOR, &s->ops_request); - set_bit(STRIPE_OP_BIODRAIN, &s->ops_request); - set_bit(STRIPE_OP_RECONSTRUCT, &s->ops_request); - for (i = disks; i--; ) { struct r5dev *dev = &sh->dev[i]; if (i == pd_idx) @@ -2366,6 +2332,13 @@ schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s, s->locked++; } } + if (!s->locked) + /* False alarm - nothing to do */ + return; + sh->reconstruct_state = reconstruct_state_prexor_drain_run; + set_bit(STRIPE_OP_PREXOR, &s->ops_request); + set_bit(STRIPE_OP_BIODRAIN, &s->ops_request); + set_bit(STRIPE_OP_RECONSTRUCT, &s->ops_request); } /* keep the parity disk(s) locked while asynchronous operations @@ -2600,6 +2573,8 @@ handle_failed_sync(struct r5conf *conf, struct stripe_head *sh, int i; clear_bit(STRIPE_SYNCING, &sh->state); + if (test_and_clear_bit(R5_Overlap, &sh->dev[sh->pd_idx].flags)) + wake_up(&conf->wait_for_overlap); s->syncing = 0; s->replacing = 0; /* There is nothing more to do for sync/check/repair. @@ -2773,6 +2748,7 @@ static void handle_stripe_clean_event(struct r5conf *conf, { int i; struct r5dev *dev; + int discard_pending = 0; for (i = disks; i--; ) if (sh->dev[i].written) { @@ -2801,9 +2777,23 @@ static void handle_stripe_clean_event(struct r5conf *conf, STRIPE_SECTORS, !test_bit(STRIPE_DEGRADED, &sh->state), 0); - } - } else if (test_bit(R5_Discard, &sh->dev[i].flags)) - clear_bit(R5_Discard, &sh->dev[i].flags); + } else if (test_bit(R5_Discard, &dev->flags)) + discard_pending = 1; + } + if (!discard_pending && + test_bit(R5_Discard, &sh->dev[sh->pd_idx].flags)) { + clear_bit(R5_Discard, &sh->dev[sh->pd_idx].flags); + clear_bit(R5_UPTODATE, &sh->dev[sh->pd_idx].flags); + if (sh->qd_idx >= 0) { + clear_bit(R5_Discard, &sh->dev[sh->qd_idx].flags); + clear_bit(R5_UPTODATE, &sh->dev[sh->qd_idx].flags); + } + /* now that discard is done we can proceed with any sync */ + clear_bit(STRIPE_DISCARD, &sh->state); + if (test_bit(STRIPE_SYNC_REQUESTED, &sh->state)) + set_bit(STRIPE_HANDLE, &sh->state); + + } if (test_and_clear_bit(STRIPE_FULL_WRITE, &sh->state)) if (atomic_dec_and_test(&conf->pending_full_writes)) @@ -2862,8 +2852,10 @@ static void handle_stripe_dirtying(struct r5conf *conf, set_bit(STRIPE_HANDLE, &sh->state); if (rmw < rcw && rmw > 0) { /* prefer read-modify-write, but need to get some data */ - blk_add_trace_msg(conf->mddev->queue, "raid5 rmw %llu %d", - (unsigned long long)sh->sector, rmw); + if (conf->mddev->queue) + blk_add_trace_msg(conf->mddev->queue, + "raid5 rmw %llu %d", + (unsigned long long)sh->sector, rmw); for (i = disks; i--; ) { struct r5dev *dev = &sh->dev[i]; if ((dev->towrite || i == sh->pd_idx) && @@ -2913,7 +2905,7 @@ static void handle_stripe_dirtying(struct r5conf *conf, } } } - if (rcw) + if (rcw && conf->mddev->queue) blk_add_trace_msg(conf->mddev->queue, "raid5 rcw %llu %d %d %d", (unsigned long long)sh->sector, rcw, qread, test_bit(STRIPE_DELAYED, &sh->state)); @@ -3453,9 +3445,15 @@ static void handle_stripe(struct stripe_head *sh) return; } - if (test_and_clear_bit(STRIPE_SYNC_REQUESTED, &sh->state)) { - set_bit(STRIPE_SYNCING, &sh->state); - clear_bit(STRIPE_INSYNC, &sh->state); + if (test_bit(STRIPE_SYNC_REQUESTED, &sh->state)) { + spin_lock(&sh->stripe_lock); + /* Cannot process 'sync' concurrently with 'discard' */ + if (!test_bit(STRIPE_DISCARD, &sh->state) && + test_and_clear_bit(STRIPE_SYNC_REQUESTED, &sh->state)) { + set_bit(STRIPE_SYNCING, &sh->state); + clear_bit(STRIPE_INSYNC, &sh->state); + } + spin_unlock(&sh->stripe_lock); } clear_bit(STRIPE_DELAYED, &sh->state); @@ -3615,6 +3613,8 @@ static void handle_stripe(struct stripe_head *sh) test_bit(STRIPE_INSYNC, &sh->state)) { md_done_sync(conf->mddev, STRIPE_SECTORS, 1); clear_bit(STRIPE_SYNCING, &sh->state); + if (test_and_clear_bit(R5_Overlap, &sh->dev[sh->pd_idx].flags)) + wake_up(&conf->wait_for_overlap); } /* If the failed drives are just a ReadError, then we might need @@ -4018,9 +4018,10 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio) atomic_inc(&conf->active_aligned_reads); spin_unlock_irq(&conf->device_lock); - trace_block_bio_remap(bdev_get_queue(align_bi->bi_bdev), - align_bi, disk_devt(mddev->gendisk), - raid_bio->bi_sector); + if (mddev->gendisk) + trace_block_bio_remap(bdev_get_queue(align_bi->bi_bdev), + align_bi, disk_devt(mddev->gendisk), + raid_bio->bi_sector); generic_make_request(align_bi); return 1; } else { @@ -4114,7 +4115,8 @@ static void raid5_unplug(struct blk_plug_cb *blk_cb, bool from_schedule) } spin_unlock_irq(&conf->device_lock); } - trace_block_unplug(mddev->queue, cnt, !from_schedule); + if (mddev->queue) + trace_block_unplug(mddev->queue, cnt, !from_schedule); kfree(cb); } @@ -4177,6 +4179,13 @@ static void make_discard_request(struct mddev *mddev, struct bio *bi) sh = get_active_stripe(conf, logical_sector, 0, 0, 0); prepare_to_wait(&conf->wait_for_overlap, &w, TASK_UNINTERRUPTIBLE); + set_bit(R5_Overlap, &sh->dev[sh->pd_idx].flags); + if (test_bit(STRIPE_SYNCING, &sh->state)) { + release_stripe(sh); + schedule(); + goto again; + } + clear_bit(R5_Overlap, &sh->dev[sh->pd_idx].flags); spin_lock_irq(&sh->stripe_lock); for (d = 0; d < conf->raid_disks; d++) { if (d == sh->pd_idx || d == sh->qd_idx) @@ -4189,6 +4198,7 @@ static void make_discard_request(struct mddev *mddev, struct bio *bi) goto again; } } + set_bit(STRIPE_DISCARD, &sh->state); finish_wait(&conf->wait_for_overlap, &w); for (d = 0; d < conf->raid_disks; d++) { if (d == sh->pd_idx || d == sh->qd_idx) diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h index 18b2c4a8a1fd..b0b663b119a8 100644 --- a/drivers/md/raid5.h +++ b/drivers/md/raid5.h @@ -221,10 +221,6 @@ struct stripe_head { struct stripe_operations { int target, target2; enum sum_check_flags zero_sum_result; - #ifdef CONFIG_MULTICORE_RAID456 - unsigned long request; - wait_queue_head_t wait_for_ops; - #endif } ops; struct r5dev { /* rreq and rvec are used for the replacement device when @@ -323,6 +319,7 @@ enum { STRIPE_COMPUTE_RUN, STRIPE_OPS_REQ_PENDING, STRIPE_ON_UNPLUG_LIST, + STRIPE_DISCARD, }; /* diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index 6e50a7581568..73fc7fe00751 100644 --- a/drivers/media/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb-core/dvb_frontend.c @@ -2492,11 +2492,8 @@ static int dvb_frontend_release(struct inode *inode, struct file *file) if (dvbdev->users == -1) { wake_up(&fepriv->wait_queue); - if (fepriv->exit != DVB_FE_NO_EXIT) { - fops_put(file->f_op); - file->f_op = NULL; + if (fepriv->exit != DVB_FE_NO_EXIT) wake_up(&dvbdev->wait_queue); - } if (fe->ops.ts_bus_ctrl) fe->ops.ts_bus_ctrl(fe, 0); } diff --git a/drivers/media/dvb-core/dvb_net.c b/drivers/media/dvb-core/dvb_net.c index 44225b186f6d..59ba60659a3e 100644 --- a/drivers/media/dvb-core/dvb_net.c +++ b/drivers/media/dvb-core/dvb_net.c @@ -1479,11 +1479,8 @@ static int dvb_net_close(struct inode *inode, struct file *file) dvb_generic_release(inode, file); - if(dvbdev->users == 1 && dvbnet->exit == 1) { - fops_put(file->f_op); - file->f_op = NULL; + if(dvbdev->users == 1 && dvbnet->exit == 1) wake_up(&dvbdev->wait_queue); - } return 0; } diff --git a/drivers/media/pci/cx25821/cx25821-audio-upstream.c b/drivers/media/pci/cx25821/cx25821-audio-upstream.c index 87491ca05ee5..d6dfb5765d0b 100644 --- a/drivers/media/pci/cx25821/cx25821-audio-upstream.c +++ b/drivers/media/pci/cx25821/cx25821-audio-upstream.c @@ -259,79 +259,46 @@ void cx25821_free_mem_upstream_audio(struct cx25821_dev *dev) static int cx25821_get_audio_data(struct cx25821_dev *dev, struct sram_channel *sram_ch) { - struct file *myfile; + struct file *file; int frame_index_temp = dev->_audioframe_index; int i = 0; - int line_size = AUDIO_LINE_SIZE; int frame_size = AUDIO_DATA_BUF_SZ; int frame_offset = frame_size * frame_index_temp; - ssize_t vfs_read_retval = 0; - char mybuf[line_size]; + char mybuf[AUDIO_LINE_SIZE]; loff_t file_offset = dev->_audioframe_count * frame_size; - loff_t pos; - mm_segment_t old_fs; + char *p = NULL; if (dev->_audiofile_status == END_OF_FILE) return 0; - myfile = filp_open(dev->_audiofilename, O_RDONLY | O_LARGEFILE, 0); + file = filp_open(dev->_audiofilename, O_RDONLY | O_LARGEFILE, 0); + if (IS_ERR(file)) { + pr_err("%s(): ERROR opening file(%s) with errno = %ld!\n", + __func__, dev->_audiofilename, -PTR_ERR(file)); + return PTR_ERR(file); + } - if (IS_ERR(myfile)) { - const int open_errno = -PTR_ERR(myfile); - pr_err("%s(): ERROR opening file(%s) with errno = %d!\n", - __func__, dev->_audiofilename, open_errno); - return PTR_ERR(myfile); - } else { - if (!(myfile->f_op)) { - pr_err("%s(): File has no file operations registered!\n", - __func__); - filp_close(myfile, NULL); - return -EIO; - } + if (dev->_audiodata_buf_virt_addr) + p = (char *)dev->_audiodata_buf_virt_addr + frame_offset; - if (!myfile->f_op->read) { - pr_err("%s(): File has no READ operations registered!\n", + for (i = 0; i < dev->_audio_lines_count; i++) { + int n = kernel_read(file, file_offset, mybuf, AUDIO_LINE_SIZE); + if (n < AUDIO_LINE_SIZE) { + pr_info("Done: exit %s() since no more bytes to read from Audio file\n", __func__); - filp_close(myfile, NULL); - return -EIO; + dev->_audiofile_status = END_OF_FILE; + fput(file); + return 0; } - - pos = myfile->f_pos; - old_fs = get_fs(); - set_fs(KERNEL_DS); - - for (i = 0; i < dev->_audio_lines_count; i++) { - pos = file_offset; - - vfs_read_retval = vfs_read(myfile, mybuf, line_size, - &pos); - - if (vfs_read_retval > 0 && vfs_read_retval == line_size - && dev->_audiodata_buf_virt_addr != NULL) { - memcpy((void *)(dev->_audiodata_buf_virt_addr + - frame_offset / 4), mybuf, - vfs_read_retval); - } - - file_offset += vfs_read_retval; - frame_offset += vfs_read_retval; - - if (vfs_read_retval < line_size) { - pr_info("Done: exit %s() since no more bytes to read from Audio file\n", - __func__); - break; - } + dev->_audiofile_status = IN_PROGRESS; + if (p) { + memcpy(p, mybuf, n); + p += n; } - - if (i > 0) - dev->_audioframe_count++; - - dev->_audiofile_status = (vfs_read_retval == line_size) ? - IN_PROGRESS : END_OF_FILE; - - set_fs(old_fs); - filp_close(myfile, NULL); + file_offset += n; } + dev->_audioframe_count++; + fput(file); return 0; } @@ -354,81 +321,41 @@ static void cx25821_audioups_handler(struct work_struct *work) static int cx25821_openfile_audio(struct cx25821_dev *dev, struct sram_channel *sram_ch) { - struct file *myfile; - int i = 0, j = 0; - int line_size = AUDIO_LINE_SIZE; - ssize_t vfs_read_retval = 0; - char mybuf[line_size]; - loff_t pos; - loff_t offset = (unsigned long)0; - mm_segment_t old_fs; - - myfile = filp_open(dev->_audiofilename, O_RDONLY | O_LARGEFILE, 0); - - if (IS_ERR(myfile)) { - const int open_errno = -PTR_ERR(myfile); - pr_err("%s(): ERROR opening file(%s) with errno = %d!\n", - __func__, dev->_audiofilename, open_errno); - return PTR_ERR(myfile); - } else { - if (!(myfile->f_op)) { - pr_err("%s(): File has no file operations registered!\n", - __func__); - filp_close(myfile, NULL); - return -EIO; - } - - if (!myfile->f_op->read) { - pr_err("%s(): File has no READ operations registered!\n", - __func__); - filp_close(myfile, NULL); - return -EIO; - } - - pos = myfile->f_pos; - old_fs = get_fs(); - set_fs(KERNEL_DS); - - for (j = 0; j < NUM_AUDIO_FRAMES; j++) { - for (i = 0; i < dev->_audio_lines_count; i++) { - pos = offset; - - vfs_read_retval = vfs_read(myfile, mybuf, - line_size, &pos); - - if (vfs_read_retval > 0 && - vfs_read_retval == line_size && - dev->_audiodata_buf_virt_addr != NULL) { - memcpy((void *)(dev-> - _audiodata_buf_virt_addr - + offset / 4), mybuf, - vfs_read_retval); - } + char *p = (void *)dev->_audiodata_buf_virt_addr; + struct file *file; + loff_t offset; + int i, j; + + file = filp_open(dev->_audiofilename, O_RDONLY | O_LARGEFILE, 0); + if (IS_ERR(file)) { + pr_err("%s(): ERROR opening file(%s) with errno = %ld!\n", + __func__, dev->_audiofilename, PTR_ERR(file)); + return PTR_ERR(file); + } - offset += vfs_read_retval; + for (j = 0, offset = 0; j < NUM_AUDIO_FRAMES; j++) { + for (i = 0; i < dev->_audio_lines_count; i++) { + char buf[AUDIO_LINE_SIZE]; + int n = kernel_read(file, offset, buf, + AUDIO_LINE_SIZE); - if (vfs_read_retval < line_size) { - pr_info("Done: exit %s() since no more bytes to read from Audio file\n", - __func__); - break; - } + if (n < AUDIO_LINE_SIZE) { + pr_info("Done: exit %s() since no more bytes to read from Audio file\n", + __func__); + dev->_audiofile_status = END_OF_FILE; + fput(file); + return 0; } - if (i > 0) - dev->_audioframe_count++; + if (p) + memcpy(p + offset, buf, n); - if (vfs_read_retval < line_size) - break; + offset += n; } - - dev->_audiofile_status = (vfs_read_retval == line_size) ? - IN_PROGRESS : END_OF_FILE; - - set_fs(old_fs); - myfile->f_pos = 0; - filp_close(myfile, NULL); + dev->_audioframe_count++; } - + dev->_audiofile_status = IN_PROGRESS; + fput(file); return 0; } diff --git a/drivers/media/pci/ttpci/av7110_ir.c b/drivers/media/pci/ttpci/av7110_ir.c index eb822862a646..0e763a784e2b 100644 --- a/drivers/media/pci/ttpci/av7110_ir.c +++ b/drivers/media/pci/ttpci/av7110_ir.c @@ -375,7 +375,7 @@ int av7110_ir_init(struct av7110 *av7110) if (av_cnt == 1) { e = proc_create("av7110_ir", S_IWUSR, NULL, &av7110_ir_proc_fops); if (e) - e->size = 4 + 256 * sizeof(u16); + proc_set_size(e, 4 + 256 * sizeof(u16)); } tasklet_init(&av7110->ir.ir_tasklet, av7110_emit_key, (unsigned long) &av7110->ir); diff --git a/drivers/media/pci/zoran/zoran_procfs.c b/drivers/media/pci/zoran/zoran_procfs.c index e084b0a21b1b..f7ceee0cdefd 100644 --- a/drivers/media/pci/zoran/zoran_procfs.c +++ b/drivers/media/pci/zoran/zoran_procfs.c @@ -130,14 +130,14 @@ static int zoran_show(struct seq_file *p, void *v) static int zoran_open(struct inode *inode, struct file *file) { - struct zoran *data = PDE(inode)->data; + struct zoran *data = PDE_DATA(inode); return single_open(file, zoran_show, data); } static ssize_t zoran_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { - struct zoran *zr = PDE(file_inode(file))->data; + struct zoran *zr = PDE_DATA(file_inode(file)); char *string, *sp; char *line, *ldelim, *varname, *svar, *tdelim; @@ -201,7 +201,7 @@ zoran_proc_init (struct zoran *zr) dprintk(2, KERN_INFO "%s: procfs entry /proc/%s allocated. data=%p\n", - ZR_DEVNAME(zr), name, zr->zoran_proc->data); + ZR_DEVNAME(zr), name, zr); } else { dprintk(1, KERN_ERR "%s: Unable to initialise /proc/%s\n", ZR_DEVNAME(zr), name); diff --git a/drivers/media/rc/ir-lirc-codec.c b/drivers/media/rc/ir-lirc-codec.c index 9945e5e7f61a..8ee080ef2f2c 100644 --- a/drivers/media/rc/ir-lirc-codec.c +++ b/drivers/media/rc/ir-lirc-codec.c @@ -307,7 +307,7 @@ static void ir_lirc_close(void *data) return; } -static struct file_operations lirc_fops = { +static const struct file_operations lirc_fops = { .owner = THIS_MODULE, .write = ir_lirc_transmit_ir, .unlocked_ioctl = ir_lirc_ioctl, diff --git a/drivers/media/rc/lirc_dev.c b/drivers/media/rc/lirc_dev.c index 5247d94fea29..8dc057b273f2 100644 --- a/drivers/media/rc/lirc_dev.c +++ b/drivers/media/rc/lirc_dev.c @@ -152,7 +152,7 @@ static int lirc_thread(void *irctl) } -static struct file_operations lirc_dev_fops = { +static const struct file_operations lirc_dev_fops = { .owner = THIS_MODULE, .read = lirc_dev_fop_read, .write = lirc_dev_fop_write, diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index fb69baa06ca8..767ff4d839f4 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -6656,7 +6656,7 @@ static int mpt_summary_proc_show(struct seq_file *m, void *v) static int mpt_summary_proc_open(struct inode *inode, struct file *file) { - return single_open(file, mpt_summary_proc_show, PDE(inode)->data); + return single_open(file, mpt_summary_proc_show, PDE_DATA(inode)); } static const struct file_operations mpt_summary_proc_fops = { @@ -6805,7 +6805,7 @@ static int mpt_iocinfo_proc_show(struct seq_file *m, void *v) static int mpt_iocinfo_proc_open(struct inode *inode, struct file *file) { - return single_open(file, mpt_iocinfo_proc_show, PDE(inode)->data); + return single_open(file, mpt_iocinfo_proc_show, PDE_DATA(inode)); } static const struct file_operations mpt_iocinfo_proc_fops = { diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c index b383b6961e59..dcc8385adeb3 100644 --- a/drivers/message/fusion/mptctl.c +++ b/drivers/message/fusion/mptctl.c @@ -597,13 +597,6 @@ mptctl_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply) } static int -mptctl_release(struct inode *inode, struct file *filep) -{ - fasync_helper(-1, filep, 0, &async_queue); - return 0; -} - -static int mptctl_fasync(int fd, struct file *filep, int mode) { MPT_ADAPTER *ioc; @@ -2822,7 +2815,6 @@ static const struct file_operations mptctl_fops = { .llseek = no_llseek, .fasync = mptctl_fasync, .unlocked_ioctl = mptctl_ioctl, - .release = mptctl_release, #ifdef CONFIG_COMPAT .compat_ioctl = compat_mpctl_ioctl, #endif diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c index c13cd9bc590b..fd75108c355e 100644 --- a/drivers/message/fusion/mptfc.c +++ b/drivers/message/fusion/mptfc.c @@ -109,7 +109,7 @@ static int mptfc_host_reset(struct scsi_cmnd *SCpnt); static struct scsi_host_template mptfc_driver_template = { .module = THIS_MODULE, .proc_name = "mptfc", - .proc_info = mptscsih_proc_info, + .show_info = mptscsih_show_info, .name = "MPT FC Host", .info = mptscsih_info, .queuecommand = mptfc_qcmd, diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c index fa43c391c8ed..ffee6f781e30 100644 --- a/drivers/message/fusion/mptsas.c +++ b/drivers/message/fusion/mptsas.c @@ -1977,7 +1977,7 @@ done: static struct scsi_host_template mptsas_driver_template = { .module = THIS_MODULE, .proc_name = "mptsas", - .proc_info = mptscsih_proc_info, + .show_info = mptscsih_show_info, .name = "MPT SAS Host", .info = mptscsih_info, .queuecommand = mptsas_qcmd, diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index 164afa71bba7..727819cc7034 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -1284,101 +1284,17 @@ mptscsih_info(struct Scsi_Host *SChost) return h->info_kbuf; } -struct info_str { - char *buffer; - int length; - int offset; - int pos; -}; - -static void -mptscsih_copy_mem_info(struct info_str *info, char *data, int len) -{ - if (info->pos + len > info->length) - len = info->length - info->pos; - - if (info->pos + len < info->offset) { - info->pos += len; - return; - } - - if (info->pos < info->offset) { - data += (info->offset - info->pos); - len -= (info->offset - info->pos); - } - - if (len > 0) { - memcpy(info->buffer + info->pos, data, len); - info->pos += len; - } -} - -static int -mptscsih_copy_info(struct info_str *info, char *fmt, ...) -{ - va_list args; - char buf[81]; - int len; - - va_start(args, fmt); - len = vsprintf(buf, fmt, args); - va_end(args); - - mptscsih_copy_mem_info(info, buf, len); - return len; -} - -static int -mptscsih_host_info(MPT_ADAPTER *ioc, char *pbuf, off_t offset, int len) -{ - struct info_str info; - - info.buffer = pbuf; - info.length = len; - info.offset = offset; - info.pos = 0; - - mptscsih_copy_info(&info, "%s: %s, ", ioc->name, ioc->prod_name); - mptscsih_copy_info(&info, "%s%08xh, ", MPT_FW_REV_MAGIC_ID_STRING, ioc->facts.FWVersion.Word); - mptscsih_copy_info(&info, "Ports=%d, ", ioc->facts.NumberOfPorts); - mptscsih_copy_info(&info, "MaxQ=%d\n", ioc->req_depth); - - return ((info.pos > info.offset) ? info.pos - info.offset : 0); -} - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/** - * mptscsih_proc_info - Return information about MPT adapter - * @host: scsi host struct - * @buffer: if write, user data; if read, buffer for user - * @start: returns the buffer address - * @offset: if write, 0; if read, the current offset into the buffer from - * the previous read. - * @length: if write, return length; - * @func: write = 1; read = 0 - * - * (linux scsi_host_template.info routine) - */ -int -mptscsih_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int func) +int mptscsih_show_info(struct seq_file *m, struct Scsi_Host *host) { MPT_SCSI_HOST *hd = shost_priv(host); MPT_ADAPTER *ioc = hd->ioc; - int size = 0; - if (func) { - /* - * write is not supported - */ - } else { - if (start) - *start = buffer; - - size = mptscsih_host_info(ioc, buffer, offset, length); - } + seq_printf(m, "%s: %s, ", ioc->name, ioc->prod_name); + seq_printf(m, "%s%08xh, ", MPT_FW_REV_MAGIC_ID_STRING, ioc->facts.FWVersion.Word); + seq_printf(m, "Ports=%d, ", ioc->facts.NumberOfPorts); + seq_printf(m, "MaxQ=%d\n", ioc->req_depth); - return size; + return 0; } /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ @@ -3348,7 +3264,7 @@ EXPORT_SYMBOL(mptscsih_shutdown); EXPORT_SYMBOL(mptscsih_suspend); EXPORT_SYMBOL(mptscsih_resume); #endif -EXPORT_SYMBOL(mptscsih_proc_info); +EXPORT_SYMBOL(mptscsih_show_info); EXPORT_SYMBOL(mptscsih_info); EXPORT_SYMBOL(mptscsih_qcmd); EXPORT_SYMBOL(mptscsih_slave_destroy); diff --git a/drivers/message/fusion/mptscsih.h b/drivers/message/fusion/mptscsih.h index 43e75ff39921..83f503162f7a 100644 --- a/drivers/message/fusion/mptscsih.h +++ b/drivers/message/fusion/mptscsih.h @@ -111,7 +111,7 @@ extern void mptscsih_shutdown(struct pci_dev *); extern int mptscsih_suspend(struct pci_dev *pdev, pm_message_t state); extern int mptscsih_resume(struct pci_dev *pdev); #endif -extern int mptscsih_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, int length, int func); +extern int mptscsih_show_info(struct seq_file *, struct Scsi_Host *); extern const char * mptscsih_info(struct Scsi_Host *SChost); extern int mptscsih_qcmd(struct scsi_cmnd *SCpnt, void (*done)(struct scsi_cmnd *)); extern int mptscsih_IssueTaskMgmt(MPT_SCSI_HOST *hd, u8 type, u8 channel, diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c index c3aabde2dc4f..5653e505f91f 100644 --- a/drivers/message/fusion/mptspi.c +++ b/drivers/message/fusion/mptspi.c @@ -831,7 +831,7 @@ static void mptspi_slave_destroy(struct scsi_device *sdev) static struct scsi_host_template mptspi_driver_template = { .module = THIS_MODULE, .proc_name = "mptspi", - .proc_info = mptscsih_proc_info, + .show_info = mptscsih_show_info, .name = "MPT SPI Host", .info = mptscsih_info, .queuecommand = mptspi_qcmd, diff --git a/drivers/message/i2o/i2o_proc.c b/drivers/message/i2o/i2o_proc.c index 8001aa6bfb48..b7d87cd227a9 100644 --- a/drivers/message/i2o/i2o_proc.c +++ b/drivers/message/i2o/i2o_proc.c @@ -1599,98 +1599,98 @@ static int i2o_seq_show_sensors(struct seq_file *seq, void *v) static int i2o_seq_open_hrt(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_hrt, PDE(inode)->data); + return single_open(file, i2o_seq_show_hrt, PDE_DATA(inode)); }; static int i2o_seq_open_lct(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_lct, PDE(inode)->data); + return single_open(file, i2o_seq_show_lct, PDE_DATA(inode)); }; static int i2o_seq_open_status(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_status, PDE(inode)->data); + return single_open(file, i2o_seq_show_status, PDE_DATA(inode)); }; static int i2o_seq_open_hw(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_hw, PDE(inode)->data); + return single_open(file, i2o_seq_show_hw, PDE_DATA(inode)); }; static int i2o_seq_open_ddm_table(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_ddm_table, PDE(inode)->data); + return single_open(file, i2o_seq_show_ddm_table, PDE_DATA(inode)); }; static int i2o_seq_open_driver_store(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_driver_store, PDE(inode)->data); + return single_open(file, i2o_seq_show_driver_store, PDE_DATA(inode)); }; static int i2o_seq_open_drivers_stored(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_drivers_stored, PDE(inode)->data); + return single_open(file, i2o_seq_show_drivers_stored, PDE_DATA(inode)); }; static int i2o_seq_open_groups(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_groups, PDE(inode)->data); + return single_open(file, i2o_seq_show_groups, PDE_DATA(inode)); }; static int i2o_seq_open_phys_device(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_phys_device, PDE(inode)->data); + return single_open(file, i2o_seq_show_phys_device, PDE_DATA(inode)); }; static int i2o_seq_open_claimed(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_claimed, PDE(inode)->data); + return single_open(file, i2o_seq_show_claimed, PDE_DATA(inode)); }; static int i2o_seq_open_users(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_users, PDE(inode)->data); + return single_open(file, i2o_seq_show_users, PDE_DATA(inode)); }; static int i2o_seq_open_priv_msgs(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_priv_msgs, PDE(inode)->data); + return single_open(file, i2o_seq_show_priv_msgs, PDE_DATA(inode)); }; static int i2o_seq_open_authorized_users(struct inode *inode, struct file *file) { return single_open(file, i2o_seq_show_authorized_users, - PDE(inode)->data); + PDE_DATA(inode)); }; static int i2o_seq_open_dev_identity(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_dev_identity, PDE(inode)->data); + return single_open(file, i2o_seq_show_dev_identity, PDE_DATA(inode)); }; static int i2o_seq_open_ddm_identity(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_ddm_identity, PDE(inode)->data); + return single_open(file, i2o_seq_show_ddm_identity, PDE_DATA(inode)); }; static int i2o_seq_open_uinfo(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_uinfo, PDE(inode)->data); + return single_open(file, i2o_seq_show_uinfo, PDE_DATA(inode)); }; static int i2o_seq_open_sgl_limits(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_sgl_limits, PDE(inode)->data); + return single_open(file, i2o_seq_show_sgl_limits, PDE_DATA(inode)); }; static int i2o_seq_open_sensors(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_sensors, PDE(inode)->data); + return single_open(file, i2o_seq_show_sensors, PDE_DATA(inode)); }; static int i2o_seq_open_dev_name(struct inode *inode, struct file *file) { - return single_open(file, i2o_seq_show_dev_name, PDE(inode)->data); + return single_open(file, i2o_seq_show_dev_name, PDE_DATA(inode)); }; static const struct file_operations i2o_seq_fops_lct = { @@ -1895,25 +1895,6 @@ static int i2o_proc_create_entries(struct proc_dir_entry *dir, } /** - * i2o_proc_subdir_remove - Remove child entries from a proc entry - * @dir: proc dir entry from which the childs should be removed - * - * Iterate over each i2o proc entry under dir and remove it. If the child - * also has entries, remove them too. - */ -static void i2o_proc_subdir_remove(struct proc_dir_entry *dir) -{ - struct proc_dir_entry *pe, *tmp; - pe = dir->subdir; - while (pe) { - tmp = pe->next; - i2o_proc_subdir_remove(pe); - remove_proc_entry(pe->name, dir); - pe = tmp; - } -}; - -/** * i2o_proc_device_add - Add an I2O device to the proc dir * @dir: proc dir entry to which the device should be added * @dev: I2O device which should be added @@ -1932,14 +1913,12 @@ static void i2o_proc_device_add(struct proc_dir_entry *dir, osm_debug("adding device /proc/i2o/%s/%s\n", dev->iop->name, buff); - devdir = proc_mkdir(buff, dir); + devdir = proc_mkdir_data(buff, 0, dir, dev); if (!devdir) { osm_warn("Could not allocate procdir!\n"); return; } - devdir->data = dev; - i2o_proc_create_entries(devdir, generic_dev_entries, dev); /* Inform core that we want updates about this device's status */ @@ -1973,12 +1952,10 @@ static int i2o_proc_iop_add(struct proc_dir_entry *dir, osm_debug("adding IOP /proc/i2o/%s\n", c->name); - iopdir = proc_mkdir(c->name, dir); + iopdir = proc_mkdir_data(c->name, 0, dir, c); if (!iopdir) return -1; - iopdir->data = c; - i2o_proc_create_entries(iopdir, i2o_proc_generic_iop_entries, c); list_for_each_entry(dev, &c->devices, list) @@ -1988,31 +1965,6 @@ static int i2o_proc_iop_add(struct proc_dir_entry *dir, } /** - * i2o_proc_iop_remove - Removes an I2O controller from the i2o proc tree - * @dir: parent proc dir entry - * @c: I2O controller which should be removed - * - * Iterate over each i2o proc entry and search controller c. If it is found - * remove it from the tree. - */ -static void i2o_proc_iop_remove(struct proc_dir_entry *dir, - struct i2o_controller *c) -{ - struct proc_dir_entry *pe, *tmp; - - pe = dir->subdir; - while (pe) { - tmp = pe->next; - if (pe->data == c) { - i2o_proc_subdir_remove(pe); - remove_proc_entry(pe->name, dir); - } - osm_debug("removing IOP /proc/i2o/%s\n", c->name); - pe = tmp; - } -} - -/** * i2o_proc_fs_create - Create the i2o proc fs. * * Iterate over each I2O controller and create the entries for it. @@ -2042,12 +1994,7 @@ static int __init i2o_proc_fs_create(void) */ static int __exit i2o_proc_fs_destroy(void) { - struct i2o_controller *c; - - list_for_each_entry(c, &i2o_controllers, list) - i2o_proc_iop_remove(i2o_proc_dir_root, c); - - remove_proc_entry("i2o", NULL); + remove_proc_subtree("i2o", NULL); return 0; }; diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 671f5b171c73..c346941a2515 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -858,6 +858,7 @@ config EZX_PCAP config AB8500_CORE bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" depends on GENERIC_HARDIRQS && ABX500_CORE && MFD_DB8500_PRCMU + select POWER_SUPPLY select MFD_CORE select IRQ_DOMAIN help diff --git a/drivers/mfd/ab8500-gpadc.c b/drivers/mfd/ab8500-gpadc.c index b1f3561b023f..5f341a50ee5a 100644 --- a/drivers/mfd/ab8500-gpadc.c +++ b/drivers/mfd/ab8500-gpadc.c @@ -594,9 +594,12 @@ static int ab8500_gpadc_runtime_suspend(struct device *dev) static int ab8500_gpadc_runtime_resume(struct device *dev) { struct ab8500_gpadc *gpadc = dev_get_drvdata(dev); + int ret; - regulator_enable(gpadc->regu); - return 0; + ret = regulator_enable(gpadc->regu); + if (ret) + dev_err(dev, "Failed to enable vtvout LDO: %d\n", ret); + return ret; } static int ab8500_gpadc_runtime_idle(struct device *dev) @@ -643,7 +646,7 @@ static int ab8500_gpadc_probe(struct platform_device *pdev) } /* VTVout LDO used to power up ab8500-GPADC */ - gpadc->regu = regulator_get(&pdev->dev, "vddadc"); + gpadc->regu = devm_regulator_get(&pdev->dev, "vddadc"); if (IS_ERR(gpadc->regu)) { ret = PTR_ERR(gpadc->regu); dev_err(gpadc->dev, "failed to get vtvout LDO\n"); @@ -652,7 +655,11 @@ static int ab8500_gpadc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, gpadc); - regulator_enable(gpadc->regu); + ret = regulator_enable(gpadc->regu); + if (ret) { + dev_err(gpadc->dev, "Failed to enable vtvout LDO: %d\n", ret); + goto fail_enable; + } pm_runtime_set_autosuspend_delay(gpadc->dev, GPADC_AUDOSUSPEND_DELAY); pm_runtime_use_autosuspend(gpadc->dev); @@ -663,6 +670,8 @@ static int ab8500_gpadc_probe(struct platform_device *pdev) list_add_tail(&gpadc->node, &ab8500_gpadc_list); dev_dbg(gpadc->dev, "probe success\n"); return 0; + +fail_enable: fail_irq: free_irq(gpadc->irq, gpadc); fail: diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c index 6b5edf64de2b..4febc5c7fdee 100644 --- a/drivers/mfd/omap-usb-host.c +++ b/drivers/mfd/omap-usb-host.c @@ -460,15 +460,15 @@ static void omap_usbhs_init(struct device *dev) switch (omap->usbhs_rev) { case OMAP_USBHS_REV1: - omap_usbhs_rev1_hostconfig(omap, reg); + reg = omap_usbhs_rev1_hostconfig(omap, reg); break; case OMAP_USBHS_REV2: - omap_usbhs_rev2_hostconfig(omap, reg); + reg = omap_usbhs_rev2_hostconfig(omap, reg); break; default: /* newer revisions */ - omap_usbhs_rev2_hostconfig(omap, reg); + reg = omap_usbhs_rev2_hostconfig(omap, reg); break; } diff --git a/drivers/mfd/palmas.c b/drivers/mfd/palmas.c index bbdbc50a3cca..73bf76df1044 100644 --- a/drivers/mfd/palmas.c +++ b/drivers/mfd/palmas.c @@ -257,9 +257,24 @@ static struct regmap_irq_chip palmas_irq_chip = { PALMAS_INT1_MASK), }; -static void palmas_dt_to_pdata(struct device_node *node, +static int palmas_set_pdata_irq_flag(struct i2c_client *i2c, struct palmas_platform_data *pdata) { + struct irq_data *irq_data = irq_get_irq_data(i2c->irq); + if (!irq_data) { + dev_err(&i2c->dev, "Invalid IRQ: %d\n", i2c->irq); + return -EINVAL; + } + + pdata->irq_flags = irqd_get_trigger_type(irq_data); + dev_info(&i2c->dev, "Irq flag is 0x%08x\n", pdata->irq_flags); + return 0; +} + +static void palmas_dt_to_pdata(struct i2c_client *i2c, + struct palmas_platform_data *pdata) +{ + struct device_node *node = i2c->dev.of_node; int ret; u32 prop; @@ -283,6 +298,8 @@ static void palmas_dt_to_pdata(struct device_node *node, pdata->power_ctrl = PALMAS_POWER_CTRL_NSLEEP_MASK | PALMAS_POWER_CTRL_ENABLE1_MASK | PALMAS_POWER_CTRL_ENABLE2_MASK; + if (i2c->irq) + palmas_set_pdata_irq_flag(i2c, pdata); } static int palmas_i2c_probe(struct i2c_client *i2c, @@ -304,7 +321,7 @@ static int palmas_i2c_probe(struct i2c_client *i2c, if (!pdata) return -ENOMEM; - palmas_dt_to_pdata(node, pdata); + palmas_dt_to_pdata(i2c, pdata); } if (!pdata) @@ -344,6 +361,19 @@ static int palmas_i2c_probe(struct i2c_client *i2c, } } + /* Change interrupt line output polarity */ + if (pdata->irq_flags & IRQ_TYPE_LEVEL_HIGH) + reg = PALMAS_POLARITY_CTRL_INT_POLARITY; + else + reg = 0; + ret = palmas_update_bits(palmas, PALMAS_PU_PD_OD_BASE, + PALMAS_POLARITY_CTRL, PALMAS_POLARITY_CTRL_INT_POLARITY, + reg); + if (ret < 0) { + dev_err(palmas->dev, "POLARITY_CTRL updat failed: %d\n", ret); + goto err; + } + /* Change IRQ into clear on read mode for efficiency */ slave = PALMAS_BASE_TO_SLAVE(PALMAS_INTERRUPT_BASE); addr = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE, PALMAS_INT_CTRL); @@ -352,7 +382,7 @@ static int palmas_i2c_probe(struct i2c_client *i2c, regmap_write(palmas->regmap[slave], addr, reg); ret = regmap_add_irq_chip(palmas->regmap[slave], palmas->irq, - IRQF_ONESHOT | IRQF_TRIGGER_LOW, 0, &palmas_irq_chip, + IRQF_ONESHOT | pdata->irq_flags, 0, &palmas_irq_chip, &palmas->irq_data); if (ret < 0) goto err; diff --git a/drivers/mfd/tps65912-core.c b/drivers/mfd/tps65912-core.c index 4658b5bdcd84..aeb8e40ab424 100644 --- a/drivers/mfd/tps65912-core.c +++ b/drivers/mfd/tps65912-core.c @@ -169,6 +169,7 @@ err: void tps65912_device_exit(struct tps65912 *tps65912) { mfd_remove_devices(tps65912->dev); + tps65912_irq_exit(tps65912); kfree(tps65912); } diff --git a/drivers/mfd/twl4030-audio.c b/drivers/mfd/twl4030-audio.c index e16edca92670..d2ab222138c2 100644 --- a/drivers/mfd/twl4030-audio.c +++ b/drivers/mfd/twl4030-audio.c @@ -118,7 +118,7 @@ EXPORT_SYMBOL_GPL(twl4030_audio_enable_resource); * Disable the resource. * The function returns with error or the content of the register */ -int twl4030_audio_disable_resource(unsigned id) +int twl4030_audio_disable_resource(enum twl4030_audio_res id) { struct twl4030_audio *audio = platform_get_drvdata(twl4030_audio_dev); int val; diff --git a/drivers/mfd/twl4030-madc.c b/drivers/mfd/twl4030-madc.c index 88ff9dc83305..942b666a2a07 100644 --- a/drivers/mfd/twl4030-madc.c +++ b/drivers/mfd/twl4030-madc.c @@ -800,7 +800,7 @@ static int twl4030_madc_remove(struct platform_device *pdev) static struct platform_driver twl4030_madc_driver = { .probe = twl4030_madc_probe, - .remove = __exit_p(twl4030_madc_remove), + .remove = twl4030_madc_remove, .driver = { .name = "twl4030_madc", .owner = THIS_MODULE, diff --git a/drivers/misc/ibmasm/ibmasmfs.c b/drivers/misc/ibmasm/ibmasmfs.c index 6673e578b3e9..ce5b75616b45 100644 --- a/drivers/misc/ibmasm/ibmasmfs.c +++ b/drivers/misc/ibmasm/ibmasmfs.c @@ -110,6 +110,7 @@ static struct file_system_type ibmasmfs_type = { .mount = ibmasmfs_mount, .kill_sb = kill_litter_super, }; +MODULE_ALIAS_FS("ibmasmfs"); static int ibmasmfs_fill_super (struct super_block *sb, void *data, int silent) { diff --git a/drivers/misc/lis3lv02d/lis3lv02d.c b/drivers/misc/lis3lv02d/lis3lv02d.c index 4a87e5c0a320..4cd4a3d2a76a 100644 --- a/drivers/misc/lis3lv02d/lis3lv02d.c +++ b/drivers/misc/lis3lv02d/lis3lv02d.c @@ -593,7 +593,6 @@ static int lis3lv02d_misc_release(struct inode *inode, struct file *file) struct lis3lv02d *lis3 = container_of(file->private_data, struct lis3lv02d, miscdev); - fasync_helper(-1, file, 0, &lis3->async_queue); clear_bit(0, &lis3->misc_opened); /* release the device */ if (lis3->pm_dev) pm_runtime_put(lis3->pm_dev); diff --git a/drivers/misc/sgi-gru/gruprocfs.c b/drivers/misc/sgi-gru/gruprocfs.c index 950dbe9ecb36..797d7962cc88 100644 --- a/drivers/misc/sgi-gru/gruprocfs.c +++ b/drivers/misc/sgi-gru/gruprocfs.c @@ -355,7 +355,7 @@ static void delete_proc_files(void) for (p = proc_files; p->name; p++) if (p->entry) remove_proc_entry(p->name, proc_gru); - remove_proc_entry("gru", proc_gru->parent); + proc_remove(proc_gru); } } diff --git a/drivers/mtd/bcm47xxpart.c b/drivers/mtd/bcm47xxpart.c index 63feb75cc8e0..9279a9174f84 100644 --- a/drivers/mtd/bcm47xxpart.c +++ b/drivers/mtd/bcm47xxpart.c @@ -19,6 +19,12 @@ /* 10 parts were found on sflash on Netgear WNDR4500 */ #define BCM47XXPART_MAX_PARTS 12 +/* + * Amount of bytes we read when analyzing each block of flash memory. + * Set it big enough to allow detecting partition and reading important data. + */ +#define BCM47XXPART_BYTES_TO_READ 0x404 + /* Magics */ #define BOARD_DATA_MAGIC 0x5246504D /* MPFR */ #define POT_MAGIC1 0x54544f50 /* POTT */ @@ -57,17 +63,15 @@ static int bcm47xxpart_parse(struct mtd_info *master, struct trx_header *trx; int trx_part = -1; int last_trx_part = -1; - int max_bytes_to_read = 0x8004; + int possible_nvram_sizes[] = { 0x8000, 0xF000, 0x10000, }; if (blocksize <= 0x10000) blocksize = 0x10000; - if (blocksize == 0x20000) - max_bytes_to_read = 0x18004; /* Alloc */ parts = kzalloc(sizeof(struct mtd_partition) * BCM47XXPART_MAX_PARTS, GFP_KERNEL); - buf = kzalloc(max_bytes_to_read, GFP_KERNEL); + buf = kzalloc(BCM47XXPART_BYTES_TO_READ, GFP_KERNEL); /* Parse block by block looking for magics */ for (offset = 0; offset <= master->size - blocksize; @@ -82,7 +86,7 @@ static int bcm47xxpart_parse(struct mtd_info *master, } /* Read beginning of the block */ - if (mtd_read(master, offset, max_bytes_to_read, + if (mtd_read(master, offset, BCM47XXPART_BYTES_TO_READ, &bytes_read, (uint8_t *)buf) < 0) { pr_err("mtd_read error while parsing (offset: 0x%X)!\n", offset); @@ -96,20 +100,6 @@ static int bcm47xxpart_parse(struct mtd_info *master, continue; } - /* Standard NVRAM */ - if (buf[0x000 / 4] == NVRAM_HEADER || - buf[0x1000 / 4] == NVRAM_HEADER || - buf[0x8000 / 4] == NVRAM_HEADER || - (blocksize == 0x20000 && ( - buf[0x10000 / 4] == NVRAM_HEADER || - buf[0x11000 / 4] == NVRAM_HEADER || - buf[0x18000 / 4] == NVRAM_HEADER))) { - bcm47xxpart_add_part(&parts[curr_part++], "nvram", - offset, 0); - offset = rounddown(offset, blocksize); - continue; - } - /* * board_data starts with board_id which differs across boards, * but we can use 'MPFR' (hopefully) magic at 0x100 @@ -178,6 +168,30 @@ static int bcm47xxpart_parse(struct mtd_info *master, continue; } } + + /* Look for NVRAM at the end of the last block. */ + for (i = 0; i < ARRAY_SIZE(possible_nvram_sizes); i++) { + if (curr_part > BCM47XXPART_MAX_PARTS) { + pr_warn("Reached maximum number of partitions, scanning stopped!\n"); + break; + } + + offset = master->size - possible_nvram_sizes[i]; + if (mtd_read(master, offset, 0x4, &bytes_read, + (uint8_t *)buf) < 0) { + pr_err("mtd_read error while reading at offset 0x%X!\n", + offset); + continue; + } + + /* Standard NVRAM */ + if (buf[0] == NVRAM_HEADER) { + bcm47xxpart_add_part(&parts[curr_part++], "nvram", + master->size - blocksize, 0); + break; + } + } + kfree(buf); /* diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c index 82c06165d3d2..92ab30ab00dc 100644 --- a/drivers/mtd/mtdchar.c +++ b/drivers/mtd/mtdchar.c @@ -1238,6 +1238,7 @@ static struct file_system_type mtd_inodefs_type = { .mount = mtd_inodefs_mount, .kill_sb = kill_anon_super, }; +MODULE_ALIAS_FS("mtd_inodefs"); static int __init init_mtdchar(void) { diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 61d5f56473e1..322ca65b0cc5 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -36,6 +36,7 @@ #include <linux/idr.h> #include <linux/backing-dev.h> #include <linux/gfp.h> +#include <linux/slab.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 43214151b882..42c63927609d 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -1523,6 +1523,14 @@ static int nand_do_read_ops(struct mtd_info *mtd, loff_t from, oobreadlen -= toread; } } + + if (chip->options & NAND_NEED_READRDY) { + /* Apply delay or wait for ready/busy pin */ + if (!chip->dev_ready) + udelay(chip->chip_delay); + else + nand_wait_ready(mtd); + } } else { memcpy(buf, chip->buffers->databuf + col, bytes); buf += bytes; @@ -1787,6 +1795,14 @@ static int nand_do_read_oob(struct mtd_info *mtd, loff_t from, len = min(len, readlen); buf = nand_transfer_oob(chip, buf, ops, len); + if (chip->options & NAND_NEED_READRDY) { + /* Apply delay or wait for ready/busy pin */ + if (!chip->dev_ready) + udelay(chip->chip_delay); + else + nand_wait_ready(mtd); + } + readlen -= len; if (!readlen) break; diff --git a/drivers/mtd/nand/nand_ids.c b/drivers/mtd/nand/nand_ids.c index e3aa2748a6e7..9c612388e5de 100644 --- a/drivers/mtd/nand/nand_ids.c +++ b/drivers/mtd/nand/nand_ids.c @@ -22,49 +22,51 @@ * 512 512 Byte page size */ struct nand_flash_dev nand_flash_ids[] = { +#define SP_OPTIONS NAND_NEED_READRDY +#define SP_OPTIONS16 (SP_OPTIONS | NAND_BUSWIDTH_16) #ifdef CONFIG_MTD_NAND_MUSEUM_IDS - {"NAND 1MiB 5V 8-bit", 0x6e, 256, 1, 0x1000, 0}, - {"NAND 2MiB 5V 8-bit", 0x64, 256, 2, 0x1000, 0}, - {"NAND 4MiB 5V 8-bit", 0x6b, 512, 4, 0x2000, 0}, - {"NAND 1MiB 3,3V 8-bit", 0xe8, 256, 1, 0x1000, 0}, - {"NAND 1MiB 3,3V 8-bit", 0xec, 256, 1, 0x1000, 0}, - {"NAND 2MiB 3,3V 8-bit", 0xea, 256, 2, 0x1000, 0}, - {"NAND 4MiB 3,3V 8-bit", 0xd5, 512, 4, 0x2000, 0}, - {"NAND 4MiB 3,3V 8-bit", 0xe3, 512, 4, 0x2000, 0}, - {"NAND 4MiB 3,3V 8-bit", 0xe5, 512, 4, 0x2000, 0}, - {"NAND 8MiB 3,3V 8-bit", 0xd6, 512, 8, 0x2000, 0}, - - {"NAND 8MiB 1,8V 8-bit", 0x39, 512, 8, 0x2000, 0}, - {"NAND 8MiB 3,3V 8-bit", 0xe6, 512, 8, 0x2000, 0}, - {"NAND 8MiB 1,8V 16-bit", 0x49, 512, 8, 0x2000, NAND_BUSWIDTH_16}, - {"NAND 8MiB 3,3V 16-bit", 0x59, 512, 8, 0x2000, NAND_BUSWIDTH_16}, + {"NAND 1MiB 5V 8-bit", 0x6e, 256, 1, 0x1000, SP_OPTIONS}, + {"NAND 2MiB 5V 8-bit", 0x64, 256, 2, 0x1000, SP_OPTIONS}, + {"NAND 4MiB 5V 8-bit", 0x6b, 512, 4, 0x2000, SP_OPTIONS}, + {"NAND 1MiB 3,3V 8-bit", 0xe8, 256, 1, 0x1000, SP_OPTIONS}, + {"NAND 1MiB 3,3V 8-bit", 0xec, 256, 1, 0x1000, SP_OPTIONS}, + {"NAND 2MiB 3,3V 8-bit", 0xea, 256, 2, 0x1000, SP_OPTIONS}, + {"NAND 4MiB 3,3V 8-bit", 0xd5, 512, 4, 0x2000, SP_OPTIONS}, + {"NAND 4MiB 3,3V 8-bit", 0xe3, 512, 4, 0x2000, SP_OPTIONS}, + {"NAND 4MiB 3,3V 8-bit", 0xe5, 512, 4, 0x2000, SP_OPTIONS}, + {"NAND 8MiB 3,3V 8-bit", 0xd6, 512, 8, 0x2000, SP_OPTIONS}, + + {"NAND 8MiB 1,8V 8-bit", 0x39, 512, 8, 0x2000, SP_OPTIONS}, + {"NAND 8MiB 3,3V 8-bit", 0xe6, 512, 8, 0x2000, SP_OPTIONS}, + {"NAND 8MiB 1,8V 16-bit", 0x49, 512, 8, 0x2000, SP_OPTIONS16}, + {"NAND 8MiB 3,3V 16-bit", 0x59, 512, 8, 0x2000, SP_OPTIONS16}, #endif - {"NAND 16MiB 1,8V 8-bit", 0x33, 512, 16, 0x4000, 0}, - {"NAND 16MiB 3,3V 8-bit", 0x73, 512, 16, 0x4000, 0}, - {"NAND 16MiB 1,8V 16-bit", 0x43, 512, 16, 0x4000, NAND_BUSWIDTH_16}, - {"NAND 16MiB 3,3V 16-bit", 0x53, 512, 16, 0x4000, NAND_BUSWIDTH_16}, - - {"NAND 32MiB 1,8V 8-bit", 0x35, 512, 32, 0x4000, 0}, - {"NAND 32MiB 3,3V 8-bit", 0x75, 512, 32, 0x4000, 0}, - {"NAND 32MiB 1,8V 16-bit", 0x45, 512, 32, 0x4000, NAND_BUSWIDTH_16}, - {"NAND 32MiB 3,3V 16-bit", 0x55, 512, 32, 0x4000, NAND_BUSWIDTH_16}, - - {"NAND 64MiB 1,8V 8-bit", 0x36, 512, 64, 0x4000, 0}, - {"NAND 64MiB 3,3V 8-bit", 0x76, 512, 64, 0x4000, 0}, - {"NAND 64MiB 1,8V 16-bit", 0x46, 512, 64, 0x4000, NAND_BUSWIDTH_16}, - {"NAND 64MiB 3,3V 16-bit", 0x56, 512, 64, 0x4000, NAND_BUSWIDTH_16}, - - {"NAND 128MiB 1,8V 8-bit", 0x78, 512, 128, 0x4000, 0}, - {"NAND 128MiB 1,8V 8-bit", 0x39, 512, 128, 0x4000, 0}, - {"NAND 128MiB 3,3V 8-bit", 0x79, 512, 128, 0x4000, 0}, - {"NAND 128MiB 1,8V 16-bit", 0x72, 512, 128, 0x4000, NAND_BUSWIDTH_16}, - {"NAND 128MiB 1,8V 16-bit", 0x49, 512, 128, 0x4000, NAND_BUSWIDTH_16}, - {"NAND 128MiB 3,3V 16-bit", 0x74, 512, 128, 0x4000, NAND_BUSWIDTH_16}, - {"NAND 128MiB 3,3V 16-bit", 0x59, 512, 128, 0x4000, NAND_BUSWIDTH_16}, - - {"NAND 256MiB 3,3V 8-bit", 0x71, 512, 256, 0x4000, 0}, + {"NAND 16MiB 1,8V 8-bit", 0x33, 512, 16, 0x4000, SP_OPTIONS}, + {"NAND 16MiB 3,3V 8-bit", 0x73, 512, 16, 0x4000, SP_OPTIONS}, + {"NAND 16MiB 1,8V 16-bit", 0x43, 512, 16, 0x4000, SP_OPTIONS16}, + {"NAND 16MiB 3,3V 16-bit", 0x53, 512, 16, 0x4000, SP_OPTIONS16}, + + {"NAND 32MiB 1,8V 8-bit", 0x35, 512, 32, 0x4000, SP_OPTIONS}, + {"NAND 32MiB 3,3V 8-bit", 0x75, 512, 32, 0x4000, SP_OPTIONS}, + {"NAND 32MiB 1,8V 16-bit", 0x45, 512, 32, 0x4000, SP_OPTIONS16}, + {"NAND 32MiB 3,3V 16-bit", 0x55, 512, 32, 0x4000, SP_OPTIONS16}, + + {"NAND 64MiB 1,8V 8-bit", 0x36, 512, 64, 0x4000, SP_OPTIONS}, + {"NAND 64MiB 3,3V 8-bit", 0x76, 512, 64, 0x4000, SP_OPTIONS}, + {"NAND 64MiB 1,8V 16-bit", 0x46, 512, 64, 0x4000, SP_OPTIONS16}, + {"NAND 64MiB 3,3V 16-bit", 0x56, 512, 64, 0x4000, SP_OPTIONS16}, + + {"NAND 128MiB 1,8V 8-bit", 0x78, 512, 128, 0x4000, SP_OPTIONS}, + {"NAND 128MiB 1,8V 8-bit", 0x39, 512, 128, 0x4000, SP_OPTIONS}, + {"NAND 128MiB 3,3V 8-bit", 0x79, 512, 128, 0x4000, SP_OPTIONS}, + {"NAND 128MiB 1,8V 16-bit", 0x72, 512, 128, 0x4000, SP_OPTIONS16}, + {"NAND 128MiB 1,8V 16-bit", 0x49, 512, 128, 0x4000, SP_OPTIONS16}, + {"NAND 128MiB 3,3V 16-bit", 0x74, 512, 128, 0x4000, SP_OPTIONS16}, + {"NAND 128MiB 3,3V 16-bit", 0x59, 512, 128, 0x4000, SP_OPTIONS16}, + + {"NAND 256MiB 3,3V 8-bit", 0x71, 512, 256, 0x4000, SP_OPTIONS}, /* * These are the new chips with large page size. The pagesize and the diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 11d01d67b3f5..6bbd90e1123c 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1629,7 +1629,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) /* If this is the first slave, then we need to set the master's hardware * address to be the same as the slave's. */ - if (bond->dev_addr_from_first) + if (bond->slave_cnt == 0 && bond->dev_addr_from_first) bond_set_dev_addr(bond->dev, slave_dev); new_slave = kzalloc(sizeof(struct slave), GFP_KERNEL); @@ -1746,6 +1746,8 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) bond_compute_features(bond); + bond_update_speed_duplex(new_slave); + read_lock(&bond->lock); new_slave->last_arp_rx = jiffies - @@ -1798,8 +1800,6 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) new_slave->link == BOND_LINK_DOWN ? "DOWN" : (new_slave->link == BOND_LINK_UP ? "UP" : "BACK")); - bond_update_speed_duplex(new_slave); - if (USES_PRIMARY(bond->params.mode) && bond->params.primary[0]) { /* if there is a primary slave, remember it */ if (strcmp(bond->params.primary, new_slave->dev->name) == 0) { @@ -1964,7 +1964,6 @@ static int __bond_release_one(struct net_device *bond_dev, } block_netpoll_tx(); - call_netdevice_notifiers(NETDEV_RELEASE, bond_dev); write_lock_bh(&bond->lock); slave = bond_get_slave_by_dev(bond, slave_dev); @@ -2066,8 +2065,10 @@ static int __bond_release_one(struct net_device *bond_dev, write_unlock_bh(&bond->lock); unblock_netpoll_tx(); - if (bond->slave_cnt == 0) + if (bond->slave_cnt == 0) { call_netdevice_notifiers(NETDEV_CHANGEADDR, bond->dev); + call_netdevice_notifiers(NETDEV_RELEASE, bond->dev); + } bond_compute_features(bond); if (!(bond_dev->features & NETIF_F_VLAN_CHALLENGED) && @@ -2373,8 +2374,6 @@ static void bond_miimon_commit(struct bonding *bond) bond_set_backup_slave(slave); } - bond_update_speed_duplex(slave); - pr_info("%s: link status definitely up for interface %s, %u Mbps %s duplex.\n", bond->dev->name, slave->dev->name, slave->speed, slave->duplex ? "full" : "half"); diff --git a/drivers/net/bonding/bond_procfs.c b/drivers/net/bonding/bond_procfs.c index 3cea38d37344..94d06f1307b8 100644 --- a/drivers/net/bonding/bond_procfs.c +++ b/drivers/net/bonding/bond_procfs.c @@ -218,15 +218,13 @@ static const struct seq_operations bond_info_seq_ops = { static int bond_info_open(struct inode *inode, struct file *file) { struct seq_file *seq; - struct proc_dir_entry *proc; int res; res = seq_open(file, &bond_info_seq_ops); if (!res) { /* recover the pointer buried in proc_dir_entry data */ seq = file->private_data; - proc = PDE(inode); - seq->private = proc->data; + seq->private = PDE_DATA(inode); } return res; diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c index 1c9e09fbdff8..db103e03ba05 100644 --- a/drivers/net/bonding/bond_sysfs.c +++ b/drivers/net/bonding/bond_sysfs.c @@ -183,6 +183,11 @@ int bond_create_slave_symlinks(struct net_device *master, sprintf(linkname, "slave_%s", slave->name); ret = sysfs_create_link(&(master->dev.kobj), &(slave->dev.kobj), linkname); + + /* free the master link created earlier in case of error */ + if (ret) + sysfs_remove_link(&(slave->dev.kobj), "master"); + return ret; } diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c index 639049d7e92d..da5f4397f87c 100644 --- a/drivers/net/ethernet/broadcom/bgmac.c +++ b/drivers/net/ethernet/broadcom/bgmac.c @@ -301,12 +301,16 @@ static int bgmac_dma_rx_read(struct bgmac *bgmac, struct bgmac_dma_ring *ring, bgmac_err(bgmac, "Found poisoned packet at slot %d, DMA issue!\n", ring->start); } else { + /* Omit CRC. */ + len -= ETH_FCS_LEN; + new_skb = netdev_alloc_skb_ip_align(bgmac->net_dev, len); if (new_skb) { skb_put(new_skb, len); skb_copy_from_linear_data_offset(skb, BGMAC_RX_FRAME_OFFSET, new_skb->data, len); + skb_checksum_none_assert(skb); new_skb->protocol = eth_type_trans(new_skb, bgmac->net_dev); netif_receive_skb(new_skb); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index ecac04a3687c..4046f97378c2 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -2760,6 +2760,7 @@ load_error2: bp->port.pmf = 0; load_error1: bnx2x_napi_disable(bp); + bnx2x_del_all_napi(bp); /* clear pf_load status, as it was already set */ if (IS_PF(bp)) @@ -3142,7 +3143,7 @@ static inline __le16 bnx2x_csum_fix(unsigned char *t_header, u16 csum, s8 fix) tsum = ~csum_fold(csum_add((__force __wsum) csum, csum_partial(t_header, -fix, 0))); - return bswab16(csum); + return bswab16(tsum); } static inline u32 bnx2x_xmit_type(struct bnx2x *bp, struct sk_buff *skb) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c index 568205436a15..91ecd6a00d05 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_dcb.c @@ -2139,12 +2139,12 @@ static u8 bnx2x_dcbnl_get_cap(struct net_device *netdev, int capid, u8 *cap) break; default: BNX2X_ERR("Non valid capability ID\n"); - rval = -EINVAL; + rval = 1; break; } } else { DP(BNX2X_MSG_DCB, "DCB disabled\n"); - rval = -EINVAL; + rval = 1; } DP(BNX2X_MSG_DCB, "capid %d:%x\n", capid, *cap); @@ -2170,12 +2170,12 @@ static int bnx2x_dcbnl_get_numtcs(struct net_device *netdev, int tcid, u8 *num) break; default: BNX2X_ERR("Non valid TC-ID\n"); - rval = -EINVAL; + rval = 1; break; } } else { DP(BNX2X_MSG_DCB, "DCB disabled\n"); - rval = -EINVAL; + rval = 1; } return rval; @@ -2188,7 +2188,7 @@ static int bnx2x_dcbnl_set_numtcs(struct net_device *netdev, int tcid, u8 num) return -EINVAL; } -static u8 bnx2x_dcbnl_get_pfc_state(struct net_device *netdev) +static u8 bnx2x_dcbnl_get_pfc_state(struct net_device *netdev) { struct bnx2x *bp = netdev_priv(netdev); DP(BNX2X_MSG_DCB, "state = %d\n", bp->dcbx_local_feat.pfc.enabled); @@ -2390,12 +2390,12 @@ static u8 bnx2x_dcbnl_get_featcfg(struct net_device *netdev, int featid, break; default: BNX2X_ERR("Non valid featrue-ID\n"); - rval = -EINVAL; + rval = 1; break; } } else { DP(BNX2X_MSG_DCB, "DCB disabled\n"); - rval = -EINVAL; + rval = 1; } return rval; @@ -2431,12 +2431,12 @@ static u8 bnx2x_dcbnl_set_featcfg(struct net_device *netdev, int featid, break; default: BNX2X_ERR("Non valid featrue-ID\n"); - rval = -EINVAL; + rval = 1; break; } } else { DP(BNX2X_MSG_DCB, "dcbnl call not valid\n"); - rval = -EINVAL; + rval = 1; } return rval; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index 9a674b14b403..edfa67adf2f9 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -281,6 +281,8 @@ static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) cmd->lp_advertising |= ADVERTISED_2500baseX_Full; if (status & LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE) cmd->lp_advertising |= ADVERTISED_10000baseT_Full; + if (status & LINK_STATUS_LINK_PARTNER_20GXFD_CAPABLE) + cmd->lp_advertising |= ADVERTISED_20000baseKR2_Full; } cmd->maxtxpkt = 0; @@ -463,6 +465,10 @@ static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) ADVERTISED_10000baseKR_Full)) bp->link_params.speed_cap_mask[cfg_idx] |= PORT_HW_CFG_SPEED_CAPABILITY_D0_10G; + + if (cmd->advertising & ADVERTISED_20000baseKR2_Full) + bp->link_params.speed_cap_mask[cfg_idx] |= + PORT_HW_CFG_SPEED_CAPABILITY_D0_20G; } } else { /* forced speed */ /* advertise the requested speed and duplex if supported */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c index 1663e0b6b5a0..77ebae0ac64a 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c @@ -8647,7 +8647,9 @@ void bnx2x_handle_module_detect_int(struct link_params *params) MDIO_WC_DEVAD, MDIO_WC_REG_DIGITAL5_MISC6, &rx_tx_in_reset); - if (!rx_tx_in_reset) { + if ((!rx_tx_in_reset) && + (params->link_flags & + PHY_INITIALIZED)) { bnx2x_warpcore_reset_lane(bp, phy, 1); bnx2x_warpcore_config_sfi(phy, params); bnx2x_warpcore_reset_lane(bp, phy, 0); @@ -10422,6 +10424,28 @@ static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED1_MASK, 0x0); + if (phy->type == + PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) { + /* Disable MI_INT interrupt before setting LED4 + * source to constant off. + */ + if (REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + + params->port*4) & + NIG_MASK_MI_INT) { + params->link_flags |= + LINK_FLAGS_INT_DISABLED; + + bnx2x_bits_dis( + bp, + NIG_REG_MASK_INTERRUPT_PORT0 + + params->port*4, + NIG_MASK_MI_INT); + } + bnx2x_cl45_write(bp, phy, + MDIO_PMA_DEVAD, + MDIO_PMA_REG_8481_SIGNAL_MASK, + 0x0); + } } break; case LED_MODE_ON: @@ -10468,6 +10492,28 @@ static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LED1_MASK, 0x20); + if (phy->type == + PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) { + /* Disable MI_INT interrupt before setting LED4 + * source to constant on. + */ + if (REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + + params->port*4) & + NIG_MASK_MI_INT) { + params->link_flags |= + LINK_FLAGS_INT_DISABLED; + + bnx2x_bits_dis( + bp, + NIG_REG_MASK_INTERRUPT_PORT0 + + params->port*4, + NIG_MASK_MI_INT); + } + bnx2x_cl45_write(bp, phy, + MDIO_PMA_DEVAD, + MDIO_PMA_REG_8481_SIGNAL_MASK, + 0x20); + } } break; @@ -10532,6 +10578,22 @@ static void bnx2x_848xx_set_link_led(struct bnx2x_phy *phy, MDIO_PMA_DEVAD, MDIO_PMA_REG_8481_LINK_SIGNAL, val); + if (phy->type == + PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84834) { + /* Restore LED4 source to external link, + * and re-enable interrupts. + */ + bnx2x_cl45_write(bp, phy, + MDIO_PMA_DEVAD, + MDIO_PMA_REG_8481_SIGNAL_MASK, + 0x40); + if (params->link_flags & + LINK_FLAGS_INT_DISABLED) { + bnx2x_link_int_enable(params); + params->link_flags &= + ~LINK_FLAGS_INT_DISABLED; + } + } } break; } @@ -11791,6 +11853,8 @@ static int bnx2x_populate_int_phy(struct bnx2x *bp, u32 shmem_base, u8 port, phy->media_type = ETH_PHY_KR; phy->flags |= FLAGS_WC_DUAL_MODE; phy->supported &= (SUPPORTED_20000baseKR2_Full | + SUPPORTED_10000baseT_Full | + SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE | SUPPORTED_Pause | @@ -12465,6 +12529,8 @@ int bnx2x_phy_init(struct link_params *params, struct link_vars *vars) vars->flow_ctrl = BNX2X_FLOW_CTRL_NONE; vars->mac_type = MAC_TYPE_NONE; vars->phy_flags = 0; + vars->check_kr2_recovery_cnt = 0; + params->link_flags = PHY_INITIALIZED; /* Driver opens NIG-BRB filters */ bnx2x_set_rx_filter(params, 1); /* Check if link flap can be avoided */ @@ -12629,6 +12695,7 @@ int bnx2x_lfa_reset(struct link_params *params, struct bnx2x *bp = params->bp; vars->link_up = 0; vars->phy_flags = 0; + params->link_flags &= ~PHY_INITIALIZED; if (!params->lfa_base) return bnx2x_link_reset(params, vars, 1); /* @@ -13349,6 +13416,7 @@ static void bnx2x_disable_kr2(struct link_params *params, vars->link_attr_sync &= ~LINK_ATTR_SYNC_KR2_ENABLE; bnx2x_update_link_attr(params, vars->link_attr_sync); + vars->check_kr2_recovery_cnt = CHECK_KR2_RECOVERY_CNT; /* Restart AN on leading lane */ bnx2x_warpcore_restart_AN_KR(phy, params); } @@ -13377,6 +13445,15 @@ static void bnx2x_check_kr2_wa(struct link_params *params, return; } + /* Once KR2 was disabled, wait 5 seconds before checking KR2 recovery + * since some switches tend to reinit the AN process and clear the + * advertised BP/NP after ~2 seconds causing the KR2 to be disabled + * and recovered many times + */ + if (vars->check_kr2_recovery_cnt > 0) { + vars->check_kr2_recovery_cnt--; + return; + } lane = bnx2x_get_warpcore_lane(phy, params); CL22_WR_OVER_CL45(bp, phy, MDIO_REG_BANK_AER_BLOCK, MDIO_AER_BLOCK_AER_REG, lane); @@ -13437,7 +13514,7 @@ void bnx2x_period_func(struct link_params *params, struct link_vars *vars) struct bnx2x_phy *phy = ¶ms->phy[INT_PHY]; bnx2x_set_aer_mmd(params, phy); if ((phy->supported & SUPPORTED_20000baseKR2_Full) && - (phy->speed_cap_mask & SPEED_20000)) + (phy->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_20G)) bnx2x_check_kr2_wa(params, vars, phy); bnx2x_check_over_curr(params, vars); if (vars->rx_tx_asic_rst) diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h index d25c7d79787a..56c2aae4e2c8 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.h @@ -307,7 +307,9 @@ struct link_params { struct bnx2x *bp; u16 req_fc_auto_adv; /* Should be set to TX / BOTH when req_flow_ctrl is set to AUTO */ - u16 rsrv1; + u16 link_flags; +#define LINK_FLAGS_INT_DISABLED (1<<0) +#define PHY_INITIALIZED (1<<1) u32 lfa_base; }; @@ -341,7 +343,8 @@ struct link_vars { u32 link_status; u32 eee_status; u8 fault_detected; - u8 rsrv1; + u8 check_kr2_recovery_cnt; +#define CHECK_KR2_RECOVERY_CNT 5 u16 periodic_flags; #define PERIODIC_FLAGS_LINK_EVENT 0x0001 diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h index 364e37ecbc5c..198f6f1c9ad5 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h @@ -459,8 +459,9 @@ struct bnx2x_fw_port_stats_old { #define UPDATE_QSTAT(s, t) \ do { \ - qstats->t##_hi = qstats_old->t##_hi + le32_to_cpu(s.hi); \ qstats->t##_lo = qstats_old->t##_lo + le32_to_cpu(s.lo); \ + qstats->t##_hi = qstats_old->t##_hi + le32_to_cpu(s.hi) \ + + ((qstats->t##_lo < qstats_old->t##_lo) ? 1 : 0); \ } while (0) #define UPDATE_QSTAT_OLD(f) \ diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index fdb9b5655414..67d2663b3974 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -1869,6 +1869,8 @@ static void tg3_link_report(struct tg3 *tp) tg3_ump_link_report(tp); } + + tp->link_up = netif_carrier_ok(tp->dev); } static u16 tg3_advert_flowctrl_1000X(u8 flow_ctrl) @@ -2522,12 +2524,6 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp) return err; } -static void tg3_carrier_on(struct tg3 *tp) -{ - netif_carrier_on(tp->dev); - tp->link_up = true; -} - static void tg3_carrier_off(struct tg3 *tp) { netif_carrier_off(tp->dev); @@ -2553,7 +2549,7 @@ static int tg3_phy_reset(struct tg3 *tp) return -EBUSY; if (netif_running(tp->dev) && tp->link_up) { - tg3_carrier_off(tp); + netif_carrier_off(tp->dev); tg3_link_report(tp); } @@ -4134,6 +4130,14 @@ static void tg3_phy_copper_begin(struct tg3 *tp) tp->link_config.active_speed = tp->link_config.speed; tp->link_config.active_duplex = tp->link_config.duplex; + if (tg3_asic_rev(tp) == ASIC_REV_5714) { + /* With autoneg disabled, 5715 only links up when the + * advertisement register has the configured speed + * enabled. + */ + tg3_writephy(tp, MII_ADVERTISE, ADVERTISE_ALL); + } + bmcr = 0; switch (tp->link_config.speed) { default: @@ -4262,9 +4266,9 @@ static bool tg3_test_and_report_link_chg(struct tg3 *tp, int curr_link_up) { if (curr_link_up != tp->link_up) { if (curr_link_up) { - tg3_carrier_on(tp); + netif_carrier_on(tp->dev); } else { - tg3_carrier_off(tp); + netif_carrier_off(tp->dev); if (tp->phy_flags & TG3_PHYFLG_MII_SERDES) tp->phy_flags &= ~TG3_PHYFLG_PARALLEL_DETECT; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 4ce62031f62f..8049268ce0f2 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -497,8 +497,9 @@ int t4_memory_write(struct adapter *adap, int mtype, u32 addr, u32 len, } #define EEPROM_STAT_ADDR 0x7bfc -#define VPD_BASE 0 #define VPD_LEN 512 +#define VPD_BASE 0x400 +#define VPD_BASE_OLD 0 /** * t4_seeprom_wp - enable/disable EEPROM write protection @@ -524,7 +525,7 @@ int t4_seeprom_wp(struct adapter *adapter, bool enable) int get_vpd_params(struct adapter *adapter, struct vpd_params *p) { u32 cclk_param, cclk_val; - int i, ret; + int i, ret, addr; int ec, sn; u8 *vpd, csum; unsigned int vpdr_len, kw_offset, id_len; @@ -533,7 +534,12 @@ int get_vpd_params(struct adapter *adapter, struct vpd_params *p) if (!vpd) return -ENOMEM; - ret = pci_read_vpd(adapter->pdev, VPD_BASE, VPD_LEN, vpd); + ret = pci_read_vpd(adapter->pdev, VPD_BASE, sizeof(u32), vpd); + if (ret < 0) + goto out; + addr = *vpd == 0x82 ? VPD_BASE : VPD_BASE_OLD; + + ret = pci_read_vpd(adapter->pdev, addr, VPD_LEN, vpd); if (ret < 0) goto out; diff --git a/drivers/net/ethernet/dec/tulip/Kconfig b/drivers/net/ethernet/dec/tulip/Kconfig index 0c37fb2cc867..1df33c799c00 100644 --- a/drivers/net/ethernet/dec/tulip/Kconfig +++ b/drivers/net/ethernet/dec/tulip/Kconfig @@ -108,6 +108,7 @@ config TULIP_DM910X config DE4X5 tristate "Generic DECchip & DIGITAL EtherWORKS PCI/EISA" depends on (PCI || EISA) + depends on VIRT_TO_BUS || ALPHA || PPC || SPARC select CRC32 ---help--- This is support for the DIGITAL series of PCI/EISA Ethernet cards. diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h index 28ceb8414185..29aff55f2eea 100644 --- a/drivers/net/ethernet/emulex/benet/be.h +++ b/drivers/net/ethernet/emulex/benet/be.h @@ -349,6 +349,7 @@ struct be_adapter { struct pci_dev *pdev; struct net_device *netdev; + u8 __iomem *csr; /* CSR BAR used only for BE2/3 */ u8 __iomem *db; /* Door Bell */ struct mutex mbox_lock; /* For serializing mbox cmds to BE card */ diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c index 071aea79d218..3c9b4f12e3e5 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -473,19 +473,17 @@ static int be_mbox_notify_wait(struct be_adapter *adapter) return 0; } -static int be_POST_stage_get(struct be_adapter *adapter, u16 *stage) +static u16 be_POST_stage_get(struct be_adapter *adapter) { u32 sem; - u32 reg = skyhawk_chip(adapter) ? SLIPORT_SEMAPHORE_OFFSET_SH : - SLIPORT_SEMAPHORE_OFFSET_BE; - pci_read_config_dword(adapter->pdev, reg, &sem); - *stage = sem & POST_STAGE_MASK; - - if ((sem >> POST_ERR_SHIFT) & POST_ERR_MASK) - return -1; + if (BEx_chip(adapter)) + sem = ioread32(adapter->csr + SLIPORT_SEMAPHORE_OFFSET_BEx); else - return 0; + pci_read_config_dword(adapter->pdev, + SLIPORT_SEMAPHORE_OFFSET_SH, &sem); + + return sem & POST_STAGE_MASK; } int lancer_wait_ready(struct be_adapter *adapter) @@ -579,19 +577,17 @@ int be_fw_wait_ready(struct be_adapter *adapter) } do { - status = be_POST_stage_get(adapter, &stage); - if (status) { - dev_err(dev, "POST error; stage=0x%x\n", stage); - return -1; - } else if (stage != POST_STAGE_ARMFW_RDY) { - if (msleep_interruptible(2000)) { - dev_err(dev, "Waiting for POST aborted\n"); - return -EINTR; - } - timeout += 2; - } else { + stage = be_POST_stage_get(adapter); + if (stage == POST_STAGE_ARMFW_RDY) return 0; + + dev_info(dev, "Waiting for POST, %ds elapsed\n", + timeout); + if (msleep_interruptible(2000)) { + dev_err(dev, "Waiting for POST aborted\n"); + return -EINTR; } + timeout += 2; } while (timeout < 60); dev_err(dev, "POST timeout; stage=0x%x\n", stage); diff --git a/drivers/net/ethernet/emulex/benet/be_hw.h b/drivers/net/ethernet/emulex/benet/be_hw.h index 541d4530d5bf..62dc220695f7 100644 --- a/drivers/net/ethernet/emulex/benet/be_hw.h +++ b/drivers/net/ethernet/emulex/benet/be_hw.h @@ -32,8 +32,8 @@ #define MPU_EP_CONTROL 0 /********** MPU semphore: used for SH & BE *************/ -#define SLIPORT_SEMAPHORE_OFFSET_BE 0x7c -#define SLIPORT_SEMAPHORE_OFFSET_SH 0x94 +#define SLIPORT_SEMAPHORE_OFFSET_BEx 0xac /* CSR BAR offset */ +#define SLIPORT_SEMAPHORE_OFFSET_SH 0x94 /* PCI-CFG offset */ #define POST_STAGE_MASK 0x0000FFFF #define POST_ERR_MASK 0x1 #define POST_ERR_SHIFT 31 diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 3860888ac711..08e54f3d288b 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -3688,6 +3688,8 @@ static void be_netdev_init(struct net_device *netdev) static void be_unmap_pci_bars(struct be_adapter *adapter) { + if (adapter->csr) + pci_iounmap(adapter->pdev, adapter->csr); if (adapter->db) pci_iounmap(adapter->pdev, adapter->db); } @@ -3721,6 +3723,12 @@ static int be_map_pci_bars(struct be_adapter *adapter) adapter->if_type = (sli_intf & SLI_INTF_IF_TYPE_MASK) >> SLI_INTF_IF_TYPE_SHIFT; + if (BEx_chip(adapter) && be_physfn(adapter)) { + adapter->csr = pci_iomap(adapter->pdev, 2, 0); + if (adapter->csr == NULL) + return -ENOMEM; + } + addr = pci_iomap(adapter->pdev, db_bar(adapter), 0); if (addr == NULL) goto pci_map_err; @@ -4329,6 +4337,8 @@ static pci_ers_result_t be_eeh_reset(struct pci_dev *pdev) pci_restore_state(pdev); /* Check if card is ok and fw is ready */ + dev_info(&adapter->pdev->dev, + "Waiting for FW to be ready after EEH reset\n"); status = be_fw_wait_ready(adapter); if (status) return PCI_ERS_RESULT_DISCONNECT; diff --git a/drivers/net/ethernet/freescale/fec.c b/drivers/net/ethernet/freescale/fec.c index fccc3bf2141d..911d0253dbb2 100644 --- a/drivers/net/ethernet/freescale/fec.c +++ b/drivers/net/ethernet/freescale/fec.c @@ -246,14 +246,13 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) struct bufdesc *bdp; void *bufaddr; unsigned short status; - unsigned long flags; + unsigned int index; if (!fep->link) { /* Link is down or autonegotiation is in progress. */ return NETDEV_TX_BUSY; } - spin_lock_irqsave(&fep->hw_lock, flags); /* Fill in a Tx ring entry */ bdp = fep->cur_tx; @@ -264,7 +263,6 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) * This should not happen, since ndev->tbusy should be set. */ printk("%s: tx queue full!.\n", ndev->name); - spin_unlock_irqrestore(&fep->hw_lock, flags); return NETDEV_TX_BUSY; } @@ -280,13 +278,13 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) * 4-byte boundaries. Use bounce buffers to copy data * and get it aligned. Ugh. */ + if (fep->bufdesc_ex) + index = (struct bufdesc_ex *)bdp - + (struct bufdesc_ex *)fep->tx_bd_base; + else + index = bdp - fep->tx_bd_base; + if (((unsigned long) bufaddr) & FEC_ALIGNMENT) { - unsigned int index; - if (fep->bufdesc_ex) - index = (struct bufdesc_ex *)bdp - - (struct bufdesc_ex *)fep->tx_bd_base; - else - index = bdp - fep->tx_bd_base; memcpy(fep->tx_bounce[index], skb->data, skb->len); bufaddr = fep->tx_bounce[index]; } @@ -300,10 +298,7 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) swap_buffer(bufaddr, skb->len); /* Save skb pointer */ - fep->tx_skbuff[fep->skb_cur] = skb; - - ndev->stats.tx_bytes += skb->len; - fep->skb_cur = (fep->skb_cur+1) & TX_RING_MOD_MASK; + fep->tx_skbuff[index] = skb; /* Push the data cache so the CPM does not get stale memory * data. @@ -331,26 +326,22 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *ndev) ebdp->cbd_esc = BD_ENET_TX_INT; } } - /* Trigger transmission start */ - writel(0, fep->hwp + FEC_X_DES_ACTIVE); - /* If this was the last BD in the ring, start at the beginning again. */ if (status & BD_ENET_TX_WRAP) bdp = fep->tx_bd_base; else bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); - if (bdp == fep->dirty_tx) { - fep->tx_full = 1; + fep->cur_tx = bdp; + + if (fep->cur_tx == fep->dirty_tx) netif_stop_queue(ndev); - } - fep->cur_tx = bdp; + /* Trigger transmission start */ + writel(0, fep->hwp + FEC_X_DES_ACTIVE); skb_tx_timestamp(skb); - spin_unlock_irqrestore(&fep->hw_lock, flags); - return NETDEV_TX_OK; } @@ -406,11 +397,8 @@ fec_restart(struct net_device *ndev, int duplex) writel((unsigned long)fep->bd_dma + sizeof(struct bufdesc) * RX_RING_SIZE, fep->hwp + FEC_X_DES_START); - fep->dirty_tx = fep->cur_tx = fep->tx_bd_base; fep->cur_rx = fep->rx_bd_base; - /* Reset SKB transmit buffers. */ - fep->skb_cur = fep->skb_dirty = 0; for (i = 0; i <= TX_RING_MOD_MASK; i++) { if (fep->tx_skbuff[i]) { dev_kfree_skb_any(fep->tx_skbuff[i]); @@ -573,20 +561,35 @@ fec_enet_tx(struct net_device *ndev) struct bufdesc *bdp; unsigned short status; struct sk_buff *skb; + int index = 0; fep = netdev_priv(ndev); - spin_lock(&fep->hw_lock); bdp = fep->dirty_tx; + /* get next bdp of dirty_tx */ + if (bdp->cbd_sc & BD_ENET_TX_WRAP) + bdp = fep->tx_bd_base; + else + bdp = fec_enet_get_nextdesc(bdp, fep->bufdesc_ex); + while (((status = bdp->cbd_sc) & BD_ENET_TX_READY) == 0) { - if (bdp == fep->cur_tx && fep->tx_full == 0) + + /* current queue is empty */ + if (bdp == fep->cur_tx) break; + if (fep->bufdesc_ex) + index = (struct bufdesc_ex *)bdp - + (struct bufdesc_ex *)fep->tx_bd_base; + else + index = bdp - fep->tx_bd_base; + dma_unmap_single(&fep->pdev->dev, bdp->cbd_bufaddr, FEC_ENET_TX_FRSIZE, DMA_TO_DEVICE); bdp->cbd_bufaddr = 0; - skb = fep->tx_skbuff[fep->skb_dirty]; + skb = fep->tx_skbuff[index]; + /* Check for errors. */ if (status & (BD_ENET_TX_HB | BD_ENET_TX_LC | BD_ENET_TX_RL | BD_ENET_TX_UN | @@ -631,8 +634,9 @@ fec_enet_tx(struct net_device *ndev) /* Free the sk buffer associated with this last transmit */ dev_kfree_skb_any(skb); - fep->tx_skbuff[fep->skb_dirty] = NULL; - fep->skb_dirty = (fep->skb_dirty + 1) & TX_RING_MOD_MASK; + fep->tx_skbuff[index] = NULL; + + fep->dirty_tx = bdp; /* Update pointer to next buffer descriptor to be transmitted */ if (status & BD_ENET_TX_WRAP) @@ -642,14 +646,12 @@ fec_enet_tx(struct net_device *ndev) /* Since we have freed up a buffer, the ring is no longer full */ - if (fep->tx_full) { - fep->tx_full = 0; + if (fep->dirty_tx != fep->cur_tx) { if (netif_queue_stopped(ndev)) netif_wake_queue(ndev); } } - fep->dirty_tx = bdp; - spin_unlock(&fep->hw_lock); + return; } @@ -816,7 +818,7 @@ fec_enet_interrupt(int irq, void *dev_id) int_events = readl(fep->hwp + FEC_IEVENT); writel(int_events, fep->hwp + FEC_IEVENT); - if (int_events & FEC_ENET_RXF) { + if (int_events & (FEC_ENET_RXF | FEC_ENET_TXF)) { ret = IRQ_HANDLED; /* Disable the RX interrupt */ @@ -827,15 +829,6 @@ fec_enet_interrupt(int irq, void *dev_id) } } - /* Transmit OK, or non-fatal error. Update the buffer - * descriptors. FEC handles all errors, we just discover - * them as part of the transmit process. - */ - if (int_events & FEC_ENET_TXF) { - ret = IRQ_HANDLED; - fec_enet_tx(ndev); - } - if (int_events & FEC_ENET_MII) { ret = IRQ_HANDLED; complete(&fep->mdio_done); @@ -851,6 +844,8 @@ static int fec_enet_rx_napi(struct napi_struct *napi, int budget) int pkts = fec_enet_rx(ndev, budget); struct fec_enet_private *fep = netdev_priv(ndev); + fec_enet_tx(ndev); + if (pkts < budget) { napi_complete(napi); writel(FEC_DEFAULT_IMASK, fep->hwp + FEC_IMASK); @@ -939,24 +934,28 @@ static void fec_enet_adjust_link(struct net_device *ndev) goto spin_unlock; } - /* Duplex link change */ if (phy_dev->link) { - if (fep->full_duplex != phy_dev->duplex) { - fec_restart(ndev, phy_dev->duplex); - /* prevent unnecessary second fec_restart() below */ + if (!fep->link) { fep->link = phy_dev->link; status_change = 1; } - } - /* Link on or off change */ - if (phy_dev->link != fep->link) { - fep->link = phy_dev->link; - if (phy_dev->link) + if (fep->full_duplex != phy_dev->duplex) + status_change = 1; + + if (phy_dev->speed != fep->speed) { + fep->speed = phy_dev->speed; + status_change = 1; + } + + /* if any of the above changed restart the FEC */ + if (status_change) fec_restart(ndev, phy_dev->duplex); - else + } else { + if (fep->link) { fec_stop(ndev); - status_change = 1; + status_change = 1; + } } spin_unlock: @@ -1333,7 +1332,7 @@ static int fec_enet_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd) static void fec_enet_free_buffers(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); - int i; + unsigned int i; struct sk_buff *skb; struct bufdesc *bdp; @@ -1357,7 +1356,7 @@ static void fec_enet_free_buffers(struct net_device *ndev) static int fec_enet_alloc_buffers(struct net_device *ndev) { struct fec_enet_private *fep = netdev_priv(ndev); - int i; + unsigned int i; struct sk_buff *skb; struct bufdesc *bdp; @@ -1442,6 +1441,7 @@ fec_enet_close(struct net_device *ndev) struct fec_enet_private *fep = netdev_priv(ndev); /* Don't know what to do yet. */ + napi_disable(&fep->napi); fep->opened = 0; netif_stop_queue(ndev); fec_stop(ndev); @@ -1598,7 +1598,7 @@ static int fec_enet_init(struct net_device *ndev) struct fec_enet_private *fep = netdev_priv(ndev); struct bufdesc *cbd_base; struct bufdesc *bdp; - int i; + unsigned int i; /* Allocate memory for buffer descriptors. */ cbd_base = dma_alloc_coherent(NULL, PAGE_SIZE, &fep->bd_dma, @@ -1646,6 +1646,7 @@ static int fec_enet_init(struct net_device *ndev) /* ...and the same for transmit */ bdp = fep->tx_bd_base; + fep->cur_tx = bdp; for (i = 0; i < TX_RING_SIZE; i++) { /* Initialize the BD for every fragment in the page. */ @@ -1657,6 +1658,7 @@ static int fec_enet_init(struct net_device *ndev) /* Set the last buffer to wrap */ bdp = fec_enet_get_prevdesc(bdp, fep->bufdesc_ex); bdp->cbd_sc |= BD_SC_WRAP; + fep->dirty_tx = bdp; fec_restart(ndev, 0); diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index 01579b8e37c4..eb4372962839 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -97,6 +97,13 @@ struct bufdesc { unsigned short cbd_sc; /* Control and status info */ unsigned long cbd_bufaddr; /* Buffer address */ }; +#else +struct bufdesc { + unsigned short cbd_sc; /* Control and status info */ + unsigned short cbd_datlen; /* Data length */ + unsigned long cbd_bufaddr; /* Buffer address */ +}; +#endif struct bufdesc_ex { struct bufdesc desc; @@ -107,14 +114,6 @@ struct bufdesc_ex { unsigned short res0[4]; }; -#else -struct bufdesc { - unsigned short cbd_sc; /* Control and status info */ - unsigned short cbd_datlen; /* Data length */ - unsigned long cbd_bufaddr; /* Buffer address */ -}; -#endif - /* * The following definitions courtesy of commproc.h, which where * Copyright (c) 1997 Dan Malek (dmalek@jlc.net). @@ -214,8 +213,6 @@ struct fec_enet_private { unsigned char *tx_bounce[TX_RING_SIZE]; struct sk_buff *tx_skbuff[TX_RING_SIZE]; struct sk_buff *rx_skbuff[RX_RING_SIZE]; - ushort skb_cur; - ushort skb_dirty; /* CPM dual port RAM relative addresses */ dma_addr_t bd_dma; @@ -227,7 +224,6 @@ struct fec_enet_private { /* The ring entries to be free()ed */ struct bufdesc *dirty_tx; - uint tx_full; /* hold while accessing the HW like ringbuffer for tx/rx but not MAC */ spinlock_t hw_lock; @@ -244,6 +240,7 @@ struct fec_enet_private { phy_interface_t phy_interface; int link; int full_duplex; + int speed; struct completion mdio_done; int irq[FEC_IRQ_NUM]; int bufdesc_ex; diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c index 1f17ca0f2201..0d8df400a479 100644 --- a/drivers/net/ethernet/freescale/fec_ptp.c +++ b/drivers/net/ethernet/freescale/fec_ptp.c @@ -128,6 +128,7 @@ void fec_ptp_start_cyclecounter(struct net_device *ndev) spin_unlock_irqrestore(&fep->tmreg_lock, flags); } +EXPORT_SYMBOL(fec_ptp_start_cyclecounter); /** * fec_ptp_adjfreq - adjust ptp cycle frequency @@ -318,6 +319,7 @@ int fec_ptp_ioctl(struct net_device *ndev, struct ifreq *ifr, int cmd) return copy_to_user(ifr->ifr_data, &config, sizeof(config)) ? -EFAULT : 0; } +EXPORT_SYMBOL(fec_ptp_ioctl); /** * fec_time_keep - call timecounter_read every second to avoid timer overrun @@ -383,3 +385,4 @@ void fec_ptp_init(struct net_device *ndev, struct platform_device *pdev) pr_info("registered PHC device on %s\n", ndev->name); } } +EXPORT_SYMBOL(fec_ptp_init); diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c index 2c1813737f6d..f91a8f3f9d48 100644 --- a/drivers/net/ethernet/intel/e1000e/ethtool.c +++ b/drivers/net/ethernet/intel/e1000e/ethtool.c @@ -36,6 +36,7 @@ #include <linux/delay.h> #include <linux/vmalloc.h> #include <linux/mdio.h> +#include <linux/pm_runtime.h> #include "e1000.h" @@ -2229,7 +2230,19 @@ static int e1000e_get_ts_info(struct net_device *netdev, return 0; } +static int e1000e_ethtool_begin(struct net_device *netdev) +{ + return pm_runtime_get_sync(netdev->dev.parent); +} + +static void e1000e_ethtool_complete(struct net_device *netdev) +{ + pm_runtime_put_sync(netdev->dev.parent); +} + static const struct ethtool_ops e1000_ethtool_ops = { + .begin = e1000e_ethtool_begin, + .complete = e1000e_ethtool_complete, .get_settings = e1000_get_settings, .set_settings = e1000_set_settings, .get_drvinfo = e1000_get_drvinfo, diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index dff7bff8b8e0..121a865c7fbd 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -782,6 +782,59 @@ release: } /** + * e1000_k1_workaround_lpt_lp - K1 workaround on Lynxpoint-LP + * @hw: pointer to the HW structure + * @link: link up bool flag + * + * When K1 is enabled for 1Gbps, the MAC can miss 2 DMA completion indications + * preventing further DMA write requests. Workaround the issue by disabling + * the de-assertion of the clock request when in 1Gpbs mode. + **/ +static s32 e1000_k1_workaround_lpt_lp(struct e1000_hw *hw, bool link) +{ + u32 fextnvm6 = er32(FEXTNVM6); + s32 ret_val = 0; + + if (link && (er32(STATUS) & E1000_STATUS_SPEED_1000)) { + u16 kmrn_reg; + + ret_val = hw->phy.ops.acquire(hw); + if (ret_val) + return ret_val; + + ret_val = + e1000e_read_kmrn_reg_locked(hw, E1000_KMRNCTRLSTA_K1_CONFIG, + &kmrn_reg); + if (ret_val) + goto release; + + ret_val = + e1000e_write_kmrn_reg_locked(hw, + E1000_KMRNCTRLSTA_K1_CONFIG, + kmrn_reg & + ~E1000_KMRNCTRLSTA_K1_ENABLE); + if (ret_val) + goto release; + + usleep_range(10, 20); + + ew32(FEXTNVM6, fextnvm6 | E1000_FEXTNVM6_REQ_PLL_CLK); + + ret_val = + e1000e_write_kmrn_reg_locked(hw, + E1000_KMRNCTRLSTA_K1_CONFIG, + kmrn_reg); +release: + hw->phy.ops.release(hw); + } else { + /* clear FEXTNVM6 bit 8 on link down or 10/100 */ + ew32(FEXTNVM6, fextnvm6 & ~E1000_FEXTNVM6_REQ_PLL_CLK); + } + + return ret_val; +} + +/** * e1000_check_for_copper_link_ich8lan - Check for link (Copper) * @hw: pointer to the HW structure * @@ -818,6 +871,14 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw) return ret_val; } + /* Work-around I218 hang issue */ + if ((hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_LM) || + (hw->adapter->pdev->device == E1000_DEV_ID_PCH_LPTLP_I218_V)) { + ret_val = e1000_k1_workaround_lpt_lp(hw, link); + if (ret_val) + return ret_val; + } + /* Clear link partner's EEE ability */ hw->dev_spec.ich8lan.eee_lp_ability = 0; @@ -3954,8 +4015,16 @@ void e1000_suspend_workarounds_ich8lan(struct e1000_hw *hw) phy_ctrl = er32(PHY_CTRL); phy_ctrl |= E1000_PHY_CTRL_GBE_DISABLE; + if (hw->phy.type == e1000_phy_i217) { - u16 phy_reg; + u16 phy_reg, device_id = hw->adapter->pdev->device; + + if ((device_id == E1000_DEV_ID_PCH_LPTLP_I218_LM) || + (device_id == E1000_DEV_ID_PCH_LPTLP_I218_V)) { + u32 fextnvm6 = er32(FEXTNVM6); + + ew32(FEXTNVM6, fextnvm6 & ~E1000_FEXTNVM6_REQ_PLL_CLK); + } ret_val = hw->phy.ops.acquire(hw); if (ret_val) diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.h b/drivers/net/ethernet/intel/e1000e/ich8lan.h index b6d3174d7d2d..8bf4655c2e17 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.h +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.h @@ -92,6 +92,8 @@ #define E1000_FEXTNVM4_BEACON_DURATION_8USEC 0x7 #define E1000_FEXTNVM4_BEACON_DURATION_16USEC 0x3 +#define E1000_FEXTNVM6_REQ_PLL_CLK 0x00000100 + #define PCIE_ICH8_SNOOP_ALL PCIE_NO_SNOOP_ALL #define E1000_ICH_RAR_ENTRIES 7 diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index a177b8b65c44..948b86ffa4f0 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -4303,6 +4303,7 @@ static int e1000_open(struct net_device *netdev) netif_start_queue(netdev); adapter->idle_check = true; + hw->mac.get_link_status = true; pm_runtime_put(&pdev->dev); /* fire a link status change interrupt to start the watchdog */ @@ -4662,6 +4663,7 @@ static void e1000_phy_read_status(struct e1000_adapter *adapter) (adapter->hw.phy.media_type == e1000_media_type_copper)) { int ret_val; + pm_runtime_get_sync(&adapter->pdev->dev); ret_val = e1e_rphy(hw, MII_BMCR, &phy->bmcr); ret_val |= e1e_rphy(hw, MII_BMSR, &phy->bmsr); ret_val |= e1e_rphy(hw, MII_ADVERTISE, &phy->advertise); @@ -4672,6 +4674,7 @@ static void e1000_phy_read_status(struct e1000_adapter *adapter) ret_val |= e1e_rphy(hw, MII_ESTATUS, &phy->estatus); if (ret_val) e_warn("Error reading PHY register\n"); + pm_runtime_put_sync(&adapter->pdev->dev); } else { /* Do not read PHY registers if link is not up * Set values to typical power-on defaults @@ -5887,8 +5890,7 @@ release: return retval; } -static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake, - bool runtime) +static int __e1000_shutdown(struct pci_dev *pdev, bool runtime) { struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); @@ -5912,10 +5914,6 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake, } e1000e_reset_interrupt_capability(adapter); - retval = pci_save_state(pdev); - if (retval) - return retval; - status = er32(STATUS); if (status & E1000_STATUS_LU) wufc &= ~E1000_WUFC_LNKC; @@ -5971,13 +5969,6 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake, ew32(WUFC, 0); } - *enable_wake = !!wufc; - - /* make sure adapter isn't asleep if manageability is enabled */ - if ((adapter->flags & FLAG_MNG_PT_ENABLED) || - (hw->mac.ops.check_mng_mode(hw))) - *enable_wake = true; - if (adapter->hw.phy.type == e1000_phy_igp_3) e1000e_igp3_phy_powerdown_workaround_ich8lan(&adapter->hw); @@ -5986,27 +5977,7 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake, */ e1000e_release_hw_control(adapter); - pci_disable_device(pdev); - - return 0; -} - -static void e1000_power_off(struct pci_dev *pdev, bool sleep, bool wake) -{ - if (sleep && wake) { - pci_prepare_to_sleep(pdev); - return; - } - - pci_wake_from_d3(pdev, wake); - pci_set_power_state(pdev, PCI_D3hot); -} - -static void e1000_complete_shutdown(struct pci_dev *pdev, bool sleep, - bool wake) -{ - struct net_device *netdev = pci_get_drvdata(pdev); - struct e1000_adapter *adapter = netdev_priv(netdev); + pci_clear_master(pdev); /* The pci-e switch on some quad port adapters will report a * correctable error when the MAC transitions from D0 to D3. To @@ -6021,12 +5992,13 @@ static void e1000_complete_shutdown(struct pci_dev *pdev, bool sleep, pcie_capability_write_word(us_dev, PCI_EXP_DEVCTL, (devctl & ~PCI_EXP_DEVCTL_CERE)); - e1000_power_off(pdev, sleep, wake); + pci_save_state(pdev); + pci_prepare_to_sleep(pdev); pcie_capability_write_word(us_dev, PCI_EXP_DEVCTL, devctl); - } else { - e1000_power_off(pdev, sleep, wake); } + + return 0; } #ifdef CONFIG_PCIEASPM @@ -6084,9 +6056,7 @@ static int __e1000_resume(struct pci_dev *pdev) if (aspm_disable_flag) e1000e_disable_aspm(pdev, aspm_disable_flag); - pci_set_power_state(pdev, PCI_D0); - pci_restore_state(pdev); - pci_save_state(pdev); + pci_set_master(pdev); e1000e_set_interrupt_capability(adapter); if (netif_running(netdev)) { @@ -6152,14 +6122,8 @@ static int __e1000_resume(struct pci_dev *pdev) static int e1000_suspend(struct device *dev) { struct pci_dev *pdev = to_pci_dev(dev); - int retval; - bool wake; - - retval = __e1000_shutdown(pdev, &wake, false); - if (!retval) - e1000_complete_shutdown(pdev, true, wake); - return retval; + return __e1000_shutdown(pdev, false); } static int e1000_resume(struct device *dev) @@ -6182,13 +6146,10 @@ static int e1000_runtime_suspend(struct device *dev) struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); - if (e1000e_pm_ready(adapter)) { - bool wake; - - __e1000_shutdown(pdev, &wake, true); - } + if (!e1000e_pm_ready(adapter)) + return 0; - return 0; + return __e1000_shutdown(pdev, true); } static int e1000_idle(struct device *dev) @@ -6226,12 +6187,7 @@ static int e1000_runtime_resume(struct device *dev) static void e1000_shutdown(struct pci_dev *pdev) { - bool wake = false; - - __e1000_shutdown(pdev, &wake, false); - - if (system_state == SYSTEM_POWER_OFF) - e1000_complete_shutdown(pdev, false, wake); + __e1000_shutdown(pdev, false); } #ifdef CONFIG_NET_POLL_CONTROLLER @@ -6352,9 +6308,9 @@ static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev) "Cannot re-enable PCI device after reset.\n"); result = PCI_ERS_RESULT_DISCONNECT; } else { - pci_set_master(pdev); pdev->state_saved = true; pci_restore_state(pdev); + pci_set_master(pdev); pci_enable_wake(pdev, PCI_D3hot, 0); pci_enable_wake(pdev, PCI_D3cold, 0); @@ -6783,7 +6739,11 @@ static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent) /* initialize the wol settings based on the eeprom settings */ adapter->wol = adapter->eeprom_wol; - device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); + + /* make sure adapter isn't asleep if manageability is enabled */ + if (adapter->wol || (adapter->flags & FLAG_MNG_PT_ENABLED) || + (hw->mac.ops.check_mng_mode(hw))) + device_wakeup_enable(&pdev->dev); /* save off EEPROM version number */ e1000_read_nvm(&adapter->hw, 5, 1, &adapter->eeprom_vers); diff --git a/drivers/net/ethernet/intel/e1000e/regs.h b/drivers/net/ethernet/intel/e1000e/regs.h index 794fe1497666..a7e6a3e37257 100644 --- a/drivers/net/ethernet/intel/e1000e/regs.h +++ b/drivers/net/ethernet/intel/e1000e/regs.h @@ -42,6 +42,7 @@ #define E1000_FEXTNVM 0x00028 /* Future Extended NVM - RW */ #define E1000_FEXTNVM3 0x0003C /* Future Extended NVM 3 - RW */ #define E1000_FEXTNVM4 0x00024 /* Future Extended NVM 4 - RW */ +#define E1000_FEXTNVM6 0x00010 /* Future Extended NVM 6 - RW */ #define E1000_FEXTNVM7 0x000E4 /* Future Extended NVM 7 - RW */ #define E1000_FCT 0x00030 /* Flow Control Type - RW */ #define E1000_VET 0x00038 /* VLAN Ether Type - RW */ diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c index 84e7e0909def..12b1d8480808 100644 --- a/drivers/net/ethernet/intel/igb/e1000_82575.c +++ b/drivers/net/ethernet/intel/igb/e1000_82575.c @@ -1361,11 +1361,16 @@ static s32 igb_setup_copper_link_82575(struct e1000_hw *hw) switch (hw->phy.type) { case e1000_phy_i210: case e1000_phy_m88: - if (hw->phy.id == I347AT4_E_PHY_ID || - hw->phy.id == M88E1112_E_PHY_ID) + switch (hw->phy.id) { + case I347AT4_E_PHY_ID: + case M88E1112_E_PHY_ID: + case I210_I_PHY_ID: ret_val = igb_copper_link_setup_m88_gen2(hw); - else + break; + default: ret_val = igb_copper_link_setup_m88(hw); + break; + } break; case e1000_phy_igp_3: ret_val = igb_copper_link_setup_igp(hw); @@ -1813,27 +1818,32 @@ out: **/ void igb_vmdq_set_anti_spoofing_pf(struct e1000_hw *hw, bool enable, int pf) { - u32 dtxswc; + u32 reg_val, reg_offset; switch (hw->mac.type) { case e1000_82576: + reg_offset = E1000_DTXSWC; + break; case e1000_i350: - dtxswc = rd32(E1000_DTXSWC); - if (enable) { - dtxswc |= (E1000_DTXSWC_MAC_SPOOF_MASK | - E1000_DTXSWC_VLAN_SPOOF_MASK); - /* The PF can spoof - it has to in order to - * support emulation mode NICs */ - dtxswc ^= (1 << pf | 1 << (pf + MAX_NUM_VFS)); - } else { - dtxswc &= ~(E1000_DTXSWC_MAC_SPOOF_MASK | - E1000_DTXSWC_VLAN_SPOOF_MASK); - } - wr32(E1000_DTXSWC, dtxswc); + reg_offset = E1000_TXSWC; break; default: - break; + return; + } + + reg_val = rd32(reg_offset); + if (enable) { + reg_val |= (E1000_DTXSWC_MAC_SPOOF_MASK | + E1000_DTXSWC_VLAN_SPOOF_MASK); + /* The PF can spoof - it has to in order to + * support emulation mode NICs + */ + reg_val ^= (1 << pf | 1 << (pf + MAX_NUM_VFS)); + } else { + reg_val &= ~(E1000_DTXSWC_MAC_SPOOF_MASK | + E1000_DTXSWC_VLAN_SPOOF_MASK); } + wr32(reg_offset, reg_val); } /** diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index d27edbc63923..25151401c2ab 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -447,7 +447,7 @@ struct igb_adapter { #endif struct i2c_algo_bit_data i2c_algo; struct i2c_adapter i2c_adap; - struct igb_i2c_client_list *i2c_clients; + struct i2c_client *i2c_client; }; #define IGB_FLAG_HAS_MSI (1 << 0) diff --git a/drivers/net/ethernet/intel/igb/igb_hwmon.c b/drivers/net/ethernet/intel/igb/igb_hwmon.c index 0a9b073d0b03..0478a1abe541 100644 --- a/drivers/net/ethernet/intel/igb/igb_hwmon.c +++ b/drivers/net/ethernet/intel/igb/igb_hwmon.c @@ -39,6 +39,10 @@ #include <linux/pci.h> #ifdef CONFIG_IGB_HWMON +static struct i2c_board_info i350_sensor_info = { + I2C_BOARD_INFO("i350bb", (0Xf8 >> 1)), +}; + /* hwmon callback functions */ static ssize_t igb_hwmon_show_location(struct device *dev, struct device_attribute *attr, @@ -188,6 +192,7 @@ int igb_sysfs_init(struct igb_adapter *adapter) unsigned int i; int n_attrs; int rc = 0; + struct i2c_client *client = NULL; /* If this method isn't defined we don't support thermals */ if (adapter->hw.mac.ops.init_thermal_sensor_thresh == NULL) @@ -198,6 +203,15 @@ int igb_sysfs_init(struct igb_adapter *adapter) if (rc) goto exit; + /* init i2c_client */ + client = i2c_new_device(&adapter->i2c_adap, &i350_sensor_info); + if (client == NULL) { + dev_info(&adapter->pdev->dev, + "Failed to create new i2c device..\n"); + goto exit; + } + adapter->i2c_client = client; + /* Allocation space for max attributes * max num sensors * values (loc, temp, max, caution) */ diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index ed79a1c53b59..8496adfc6a68 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -1923,10 +1923,6 @@ void igb_set_fw_version(struct igb_adapter *adapter) return; } -static const struct i2c_board_info i350_sensor_info = { - I2C_BOARD_INFO("i350bb", 0Xf8), -}; - /* igb_init_i2c - Init I2C interface * @adapter: pointer to adapter structure * @@ -2546,8 +2542,8 @@ static void igb_probe_vfs(struct igb_adapter *adapter) if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211)) return; - igb_enable_sriov(pdev, max_vfs); pci_sriov_set_totalvfs(pdev, 7); + igb_enable_sriov(pdev, max_vfs); #endif /* CONFIG_PCI_IOV */ } @@ -2656,7 +2652,7 @@ static int igb_sw_init(struct igb_adapter *adapter) if (max_vfs > 7) { dev_warn(&pdev->dev, "Maximum of 7 VFs per PF, using max\n"); - adapter->vfs_allocated_count = 7; + max_vfs = adapter->vfs_allocated_count = 7; } else adapter->vfs_allocated_count = max_vfs; if (adapter->vfs_allocated_count) @@ -6227,13 +6223,6 @@ static struct sk_buff *igb_build_rx_buffer(struct igb_ring *rx_ring, /* If we spanned a buffer we have a huge mess so test for it */ BUG_ON(unlikely(!igb_test_staterr(rx_desc, E1000_RXD_STAT_EOP))); - /* Guarantee this function can be used by verifying buffer sizes */ - BUILD_BUG_ON(SKB_WITH_OVERHEAD(IGB_RX_BUFSZ) < (NET_SKB_PAD + - NET_IP_ALIGN + - IGB_TS_HDR_LEN + - ETH_FRAME_LEN + - ETH_FCS_LEN)); - rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean]; page = rx_buffer->page; prefetchw(page); @@ -7724,67 +7713,6 @@ static void igb_init_dmac(struct igb_adapter *adapter, u32 pba) } } -static DEFINE_SPINLOCK(i2c_clients_lock); - -/* igb_get_i2c_client - returns matching client - * in adapters's client list. - * @adapter: adapter struct - * @dev_addr: device address of i2c needed. - */ -static struct i2c_client * -igb_get_i2c_client(struct igb_adapter *adapter, u8 dev_addr) -{ - ulong flags; - struct igb_i2c_client_list *client_list; - struct i2c_client *client = NULL; - struct i2c_board_info client_info = { - I2C_BOARD_INFO("igb", 0x00), - }; - - spin_lock_irqsave(&i2c_clients_lock, flags); - client_list = adapter->i2c_clients; - - /* See if we already have an i2c_client */ - while (client_list) { - if (client_list->client->addr == (dev_addr >> 1)) { - client = client_list->client; - goto exit; - } else { - client_list = client_list->next; - } - } - - /* no client_list found, create a new one */ - client_list = kzalloc(sizeof(*client_list), GFP_ATOMIC); - if (client_list == NULL) - goto exit; - - /* dev_addr passed to us is left-shifted by 1 bit - * i2c_new_device call expects it to be flush to the right. - */ - client_info.addr = dev_addr >> 1; - client_info.platform_data = adapter; - client_list->client = i2c_new_device(&adapter->i2c_adap, &client_info); - if (client_list->client == NULL) { - dev_info(&adapter->pdev->dev, - "Failed to create new i2c device..\n"); - goto err_no_client; - } - - /* insert new client at head of list */ - client_list->next = adapter->i2c_clients; - adapter->i2c_clients = client_list; - - client = client_list->client; - goto exit; - -err_no_client: - kfree(client_list); -exit: - spin_unlock_irqrestore(&i2c_clients_lock, flags); - return client; -} - /* igb_read_i2c_byte - Reads 8 bit word over I2C * @hw: pointer to hardware structure * @byte_offset: byte offset to read @@ -7798,7 +7726,7 @@ s32 igb_read_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr, u8 *data) { struct igb_adapter *adapter = container_of(hw, struct igb_adapter, hw); - struct i2c_client *this_client = igb_get_i2c_client(adapter, dev_addr); + struct i2c_client *this_client = adapter->i2c_client; s32 status; u16 swfw_mask = 0; @@ -7835,7 +7763,7 @@ s32 igb_write_i2c_byte(struct e1000_hw *hw, u8 byte_offset, u8 dev_addr, u8 data) { struct igb_adapter *adapter = container_of(hw, struct igb_adapter, hw); - struct i2c_client *this_client = igb_get_i2c_client(adapter, dev_addr); + struct i2c_client *this_client = adapter->i2c_client; s32 status; u16 swfw_mask = E1000_SWFW_PHY0_SM; diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c index 0987822359f0..0a237507ee85 100644 --- a/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -740,7 +740,7 @@ void igb_ptp_init(struct igb_adapter *adapter) case e1000_82576: snprintf(adapter->ptp_caps.name, 16, "%pm", netdev->dev_addr); adapter->ptp_caps.owner = THIS_MODULE; - adapter->ptp_caps.max_adj = 1000000000; + adapter->ptp_caps.max_adj = 999999881; adapter->ptp_caps.n_ext_ts = 0; adapter->ptp_caps.pps = 0; adapter->ptp_caps.adjfreq = igb_ptp_adjfreq_82576; diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index c3db6cd69b68..2b6cb5ca48ee 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -944,9 +944,17 @@ free_queue_irqs: free_irq(adapter->msix_entries[vector].vector, adapter->q_vector[vector]); } - pci_disable_msix(adapter->pdev); - kfree(adapter->msix_entries); - adapter->msix_entries = NULL; + /* This failure is non-recoverable - it indicates the system is + * out of MSIX vector resources and the VF driver cannot run + * without them. Set the number of msix vectors to zero + * indicating that not enough can be allocated. The error + * will be returned to the user indicating device open failed. + * Any further attempts to force the driver to open will also + * fail. The only way to recover is to unload the driver and + * reload it again. If the system has recovered some MSIX + * vectors then it may succeed. + */ + adapter->num_msix_vectors = 0; return err; } @@ -2572,6 +2580,15 @@ static int ixgbevf_open(struct net_device *netdev) struct ixgbe_hw *hw = &adapter->hw; int err; + /* A previous failure to open the device because of a lack of + * available MSIX vector resources may have reset the number + * of msix vectors variable to zero. The only way to recover + * is to unload/reload the driver and hope that the system has + * been able to recover some MSIX vector resources. + */ + if (!adapter->num_msix_vectors) + return -ENOMEM; + /* disallow open during test */ if (test_bit(__IXGBEVF_TESTING, &adapter->state)) return -EBUSY; @@ -2628,7 +2645,6 @@ static int ixgbevf_open(struct net_device *netdev) err_req_irq: ixgbevf_down(adapter); - ixgbevf_free_irq(adapter); err_setup_rx: ixgbevf_free_all_rx_resources(adapter); err_setup_tx: diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c index 6a2127489af7..bfdb06860397 100644 --- a/drivers/net/ethernet/lantiq_etop.c +++ b/drivers/net/ethernet/lantiq_etop.c @@ -769,7 +769,7 @@ ltq_etop_probe(struct platform_device *pdev) return 0; err_free: - kfree(dev); + free_netdev(dev); err_out: return err; } diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index 29140502b71a..6562c736a1d8 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -1081,6 +1081,45 @@ static void txq_set_fixed_prio_mode(struct tx_queue *txq) /* mii management interface *************************************************/ +static void mv643xx_adjust_pscr(struct mv643xx_eth_private *mp) +{ + u32 pscr = rdlp(mp, PORT_SERIAL_CONTROL); + u32 autoneg_disable = FORCE_LINK_PASS | + DISABLE_AUTO_NEG_SPEED_GMII | + DISABLE_AUTO_NEG_FOR_FLOW_CTRL | + DISABLE_AUTO_NEG_FOR_DUPLEX; + + if (mp->phy->autoneg == AUTONEG_ENABLE) { + /* enable auto negotiation */ + pscr &= ~autoneg_disable; + goto out_write; + } + + pscr |= autoneg_disable; + + if (mp->phy->speed == SPEED_1000) { + /* force gigabit, half duplex not supported */ + pscr |= SET_GMII_SPEED_TO_1000; + pscr |= SET_FULL_DUPLEX_MODE; + goto out_write; + } + + pscr &= ~SET_GMII_SPEED_TO_1000; + + if (mp->phy->speed == SPEED_100) + pscr |= SET_MII_SPEED_TO_100; + else + pscr &= ~SET_MII_SPEED_TO_100; + + if (mp->phy->duplex == DUPLEX_FULL) + pscr |= SET_FULL_DUPLEX_MODE; + else + pscr &= ~SET_FULL_DUPLEX_MODE; + +out_write: + wrlp(mp, PORT_SERIAL_CONTROL, pscr); +} + static irqreturn_t mv643xx_eth_err_irq(int irq, void *dev_id) { struct mv643xx_eth_shared_private *msp = dev_id; @@ -1499,6 +1538,7 @@ static int mv643xx_eth_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) { struct mv643xx_eth_private *mp = netdev_priv(dev); + int ret; if (mp->phy == NULL) return -EINVAL; @@ -1508,7 +1548,10 @@ mv643xx_eth_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) */ cmd->advertising &= ~ADVERTISED_1000baseT_Half; - return phy_ethtool_sset(mp->phy, cmd); + ret = phy_ethtool_sset(mp->phy, cmd); + if (!ret) + mv643xx_adjust_pscr(mp); + return ret; } static void mv643xx_eth_get_drvinfo(struct net_device *dev, @@ -2442,11 +2485,15 @@ static int mv643xx_eth_stop(struct net_device *dev) static int mv643xx_eth_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { struct mv643xx_eth_private *mp = netdev_priv(dev); + int ret; - if (mp->phy != NULL) - return phy_mii_ioctl(mp->phy, ifr, cmd); + if (mp->phy == NULL) + return -ENOTSUPP; - return -EOPNOTSUPP; + ret = phy_mii_ioctl(mp->phy, ifr, cmd); + if (!ret) + mv643xx_adjust_pscr(mp); + return ret; } static int mv643xx_eth_change_mtu(struct net_device *dev, int new_mtu) diff --git a/drivers/net/ethernet/mellanox/mlx4/cq.c b/drivers/net/ethernet/mellanox/mlx4/cq.c index 7e64033d7de3..0706623cfb96 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cq.c +++ b/drivers/net/ethernet/mellanox/mlx4/cq.c @@ -226,7 +226,7 @@ void __mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn) static void mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn) { - u64 in_param; + u64 in_param = 0; int err; if (mlx4_is_mfunc(dev)) { diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index bb4d8d99f36d..f278b10ef714 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -565,34 +565,38 @@ static void mlx4_en_put_qp(struct mlx4_en_priv *priv) struct mlx4_en_dev *mdev = priv->mdev; struct mlx4_dev *dev = mdev->dev; int qpn = priv->base_qpn; - u64 mac = mlx4_en_mac_to_u64(priv->dev->dev_addr); - - en_dbg(DRV, priv, "Registering MAC: %pM for deleting\n", - priv->dev->dev_addr); - mlx4_unregister_mac(dev, priv->port, mac); + u64 mac; - if (dev->caps.steering_mode != MLX4_STEERING_MODE_A0) { + if (dev->caps.steering_mode == MLX4_STEERING_MODE_A0) { + mac = mlx4_en_mac_to_u64(priv->dev->dev_addr); + en_dbg(DRV, priv, "Registering MAC: %pM for deleting\n", + priv->dev->dev_addr); + mlx4_unregister_mac(dev, priv->port, mac); + } else { struct mlx4_mac_entry *entry; struct hlist_node *tmp; struct hlist_head *bucket; - unsigned int mac_hash; + unsigned int i; - mac_hash = priv->dev->dev_addr[MLX4_EN_MAC_HASH_IDX]; - bucket = &priv->mac_hash[mac_hash]; - hlist_for_each_entry_safe(entry, tmp, bucket, hlist) { - if (ether_addr_equal_64bits(entry->mac, - priv->dev->dev_addr)) { - en_dbg(DRV, priv, "Releasing qp: port %d, MAC %pM, qpn %d\n", - priv->port, priv->dev->dev_addr, qpn); + for (i = 0; i < MLX4_EN_MAC_HASH_SIZE; ++i) { + bucket = &priv->mac_hash[i]; + hlist_for_each_entry_safe(entry, tmp, bucket, hlist) { + mac = mlx4_en_mac_to_u64(entry->mac); + en_dbg(DRV, priv, "Registering MAC: %pM for deleting\n", + entry->mac); mlx4_en_uc_steer_release(priv, entry->mac, qpn, entry->reg_id); - mlx4_qp_release_range(dev, qpn, 1); + mlx4_unregister_mac(dev, priv->port, mac); hlist_del_rcu(&entry->hlist); kfree_rcu(entry, rcu); - break; } } + + en_dbg(DRV, priv, "Releasing qp: port %d, qpn %d\n", + priv->port, qpn); + mlx4_qp_release_range(dev, qpn, 1); + priv->flags &= ~MLX4_EN_FLAG_FORCE_PROMISC; } } @@ -650,28 +654,10 @@ u64 mlx4_en_mac_to_u64(u8 *addr) return mac; } -static int mlx4_en_set_mac(struct net_device *dev, void *addr) -{ - struct mlx4_en_priv *priv = netdev_priv(dev); - struct mlx4_en_dev *mdev = priv->mdev; - struct sockaddr *saddr = addr; - - if (!is_valid_ether_addr(saddr->sa_data)) - return -EADDRNOTAVAIL; - - memcpy(dev->dev_addr, saddr->sa_data, ETH_ALEN); - queue_work(mdev->workqueue, &priv->mac_task); - return 0; -} - -static void mlx4_en_do_set_mac(struct work_struct *work) +static int mlx4_en_do_set_mac(struct mlx4_en_priv *priv) { - struct mlx4_en_priv *priv = container_of(work, struct mlx4_en_priv, - mac_task); - struct mlx4_en_dev *mdev = priv->mdev; int err = 0; - mutex_lock(&mdev->state_lock); if (priv->port_up) { /* Remove old MAC and insert the new one */ err = mlx4_en_replace_mac(priv, priv->base_qpn, @@ -683,7 +669,26 @@ static void mlx4_en_do_set_mac(struct work_struct *work) } else en_dbg(HW, priv, "Port is down while registering mac, exiting...\n"); + return err; +} + +static int mlx4_en_set_mac(struct net_device *dev, void *addr) +{ + struct mlx4_en_priv *priv = netdev_priv(dev); + struct mlx4_en_dev *mdev = priv->mdev; + struct sockaddr *saddr = addr; + int err; + + if (!is_valid_ether_addr(saddr->sa_data)) + return -EADDRNOTAVAIL; + + memcpy(dev->dev_addr, saddr->sa_data, ETH_ALEN); + + mutex_lock(&mdev->state_lock); + err = mlx4_en_do_set_mac(priv); mutex_unlock(&mdev->state_lock); + + return err; } static void mlx4_en_clear_list(struct net_device *dev) @@ -1348,7 +1353,7 @@ static void mlx4_en_do_get_stats(struct work_struct *work) queue_delayed_work(mdev->workqueue, &priv->stats_task, STATS_DELAY); } if (mdev->mac_removed[MLX4_MAX_PORTS + 1 - priv->port]) { - queue_work(mdev->workqueue, &priv->mac_task); + mlx4_en_do_set_mac(priv); mdev->mac_removed[MLX4_MAX_PORTS + 1 - priv->port] = 0; } mutex_unlock(&mdev->state_lock); @@ -1632,6 +1637,17 @@ void mlx4_en_stop_port(struct net_device *dev, int detach) /* Flush multicast filter */ mlx4_SET_MCAST_FLTR(mdev->dev, priv->port, 0, 1, MLX4_MCAST_CONFIG); + /* Remove flow steering rules for the port*/ + if (mdev->dev->caps.steering_mode == + MLX4_STEERING_MODE_DEVICE_MANAGED) { + ASSERT_RTNL(); + list_for_each_entry_safe(flow, tmp_flow, + &priv->ethtool_list, list) { + mlx4_flow_detach(mdev->dev, flow->id); + list_del(&flow->list); + } + } + mlx4_en_destroy_drop_qp(priv); /* Free TX Rings */ @@ -1652,17 +1668,6 @@ void mlx4_en_stop_port(struct net_device *dev, int detach) if (!(mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAGS2_REASSIGN_MAC_EN)) mdev->mac_removed[priv->port] = 1; - /* Remove flow steering rules for the port*/ - if (mdev->dev->caps.steering_mode == - MLX4_STEERING_MODE_DEVICE_MANAGED) { - ASSERT_RTNL(); - list_for_each_entry_safe(flow, tmp_flow, - &priv->ethtool_list, list) { - mlx4_flow_detach(mdev->dev, flow->id); - list_del(&flow->list); - } - } - /* Free RX Rings */ for (i = 0; i < priv->rx_ring_num; i++) { mlx4_en_deactivate_rx_ring(priv, &priv->rx_ring[i]); @@ -1828,9 +1833,11 @@ int mlx4_en_alloc_resources(struct mlx4_en_priv *priv) } #ifdef CONFIG_RFS_ACCEL - priv->dev->rx_cpu_rmap = alloc_irq_cpu_rmap(priv->mdev->dev->caps.comp_pool); - if (!priv->dev->rx_cpu_rmap) - goto err; + if (priv->mdev->dev->caps.comp_pool) { + priv->dev->rx_cpu_rmap = alloc_irq_cpu_rmap(priv->mdev->dev->caps.comp_pool); + if (!priv->dev->rx_cpu_rmap) + goto err; + } #endif return 0; @@ -2078,7 +2085,6 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, priv->msg_enable = MLX4_EN_MSG_LEVEL; spin_lock_init(&priv->stats_lock); INIT_WORK(&priv->rx_mode_task, mlx4_en_do_set_rx_mode); - INIT_WORK(&priv->mac_task, mlx4_en_do_set_mac); INIT_WORK(&priv->watchdog_task, mlx4_en_restart); INIT_WORK(&priv->linkstate_task, mlx4_en_linkstate); INIT_DELAYED_WORK(&priv->stats_task, mlx4_en_do_get_stats); diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c index 251ae2f93116..8e3123a1df88 100644 --- a/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -771,7 +771,7 @@ int mlx4_MAP_EQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_slave_event_eq_info *event_eq = priv->mfunc.master.slave_state[slave].event_eq; u32 in_modifier = vhcr->in_modifier; - u32 eqn = in_modifier & 0x1FF; + u32 eqn = in_modifier & 0x3FF; u64 in_param = vhcr->in_param; int err = 0; int i; diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index 50917eb3013e..f6245579962d 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -787,6 +787,14 @@ int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave, bmme_flags &= ~MLX4_BMME_FLAG_TYPE_2_WIN; MLX4_PUT(outbox->buf, bmme_flags, QUERY_DEV_CAP_BMME_FLAGS_OFFSET); + /* turn off device-managed steering capability if not enabled */ + if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED) { + MLX4_GET(field, outbox->buf, + QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET); + field &= 0x7f; + MLX4_PUT(outbox->buf, field, + QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET); + } return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index d180bc46826a..16abde20e1fc 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -1555,7 +1555,7 @@ void __mlx4_counter_free(struct mlx4_dev *dev, u32 idx) void mlx4_counter_free(struct mlx4_dev *dev, u32 idx) { - u64 in_param; + u64 in_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, idx); diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4.h b/drivers/net/ethernet/mellanox/mlx4/mlx4.h index cf883345af88..d738454116a0 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4.h @@ -1235,7 +1235,7 @@ int mlx4_get_qp_per_mgm(struct mlx4_dev *dev); static inline void set_param_l(u64 *arg, u32 val) { - *((u32 *)arg) = val; + *arg = (*arg & 0xffffffff00000000ULL) | (u64) val; } static inline void set_param_h(u64 *arg, u32 val) diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index c313d7e943a9..f710b7ce0dcb 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -509,7 +509,6 @@ struct mlx4_en_priv { struct mlx4_en_cq rx_cq[MAX_RX_RINGS]; struct mlx4_qp drop_qp; struct work_struct rx_mode_task; - struct work_struct mac_task; struct work_struct watchdog_task; struct work_struct linkstate_task; struct delayed_work stats_task; diff --git a/drivers/net/ethernet/mellanox/mlx4/mr.c b/drivers/net/ethernet/mellanox/mlx4/mr.c index 602ca9bf78e4..f91719a08cba 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mr.c +++ b/drivers/net/ethernet/mellanox/mlx4/mr.c @@ -183,7 +183,7 @@ u32 __mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order) static u32 mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order) { - u64 in_param; + u64 in_param = 0; u64 out_param; int err; @@ -240,7 +240,7 @@ void __mlx4_free_mtt_range(struct mlx4_dev *dev, u32 offset, int order) static void mlx4_free_mtt_range(struct mlx4_dev *dev, u32 offset, int order) { - u64 in_param; + u64 in_param = 0; int err; if (mlx4_is_mfunc(dev)) { @@ -351,7 +351,7 @@ void __mlx4_mpt_release(struct mlx4_dev *dev, u32 index) static void mlx4_mpt_release(struct mlx4_dev *dev, u32 index) { - u64 in_param; + u64 in_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, index); @@ -374,7 +374,7 @@ int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index) static int mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index) { - u64 param; + u64 param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(¶m, index); @@ -395,7 +395,7 @@ void __mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index) static void mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index) { - u64 in_param; + u64 in_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, index); diff --git a/drivers/net/ethernet/mellanox/mlx4/pd.c b/drivers/net/ethernet/mellanox/mlx4/pd.c index 1ac88637ad9d..00f223acada7 100644 --- a/drivers/net/ethernet/mellanox/mlx4/pd.c +++ b/drivers/net/ethernet/mellanox/mlx4/pd.c @@ -101,7 +101,7 @@ void __mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn) void mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn) { - u64 in_param; + u64 in_param = 0; int err; if (mlx4_is_mfunc(dev)) { diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c index 719ead15e491..10c57c86388b 100644 --- a/drivers/net/ethernet/mellanox/mlx4/port.c +++ b/drivers/net/ethernet/mellanox/mlx4/port.c @@ -175,7 +175,7 @@ EXPORT_SYMBOL_GPL(__mlx4_register_mac); int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac) { - u64 out_param; + u64 out_param = 0; int err; if (mlx4_is_mfunc(dev)) { @@ -222,7 +222,7 @@ EXPORT_SYMBOL_GPL(__mlx4_unregister_mac); void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac) { - u64 out_param; + u64 out_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&out_param, port); @@ -361,7 +361,7 @@ out: int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index) { - u64 out_param; + u64 out_param = 0; int err; if (mlx4_is_mfunc(dev)) { @@ -406,7 +406,7 @@ out: void mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, int index) { - u64 in_param; + u64 in_param = 0; int err; if (mlx4_is_mfunc(dev)) { diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c index 81e2abe07bbb..e891b058c1be 100644 --- a/drivers/net/ethernet/mellanox/mlx4/qp.c +++ b/drivers/net/ethernet/mellanox/mlx4/qp.c @@ -222,7 +222,7 @@ int __mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int *base) { - u64 in_param; + u64 in_param = 0; u64 out_param; int err; @@ -255,7 +255,7 @@ void __mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt) void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt) { - u64 in_param; + u64 in_param = 0; int err; if (mlx4_is_mfunc(dev)) { @@ -319,7 +319,7 @@ err_out: static int mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn) { - u64 param; + u64 param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(¶m, qpn); @@ -344,7 +344,7 @@ void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn) static void mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn) { - u64 in_param; + u64 in_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, qpn); diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 083fb48dc3d7..1391b52f443a 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -99,6 +99,7 @@ struct res_qp { struct list_head mcg_list; spinlock_t mcg_spl; int local_qpn; + atomic_t ref_count; }; enum res_mtt_states { @@ -197,6 +198,7 @@ enum res_fs_rule_states { struct res_fs_rule { struct res_common com; + int qpn; }; static void *res_tracker_lookup(struct rb_root *root, u64 res_id) @@ -355,7 +357,7 @@ static int mpt_mask(struct mlx4_dev *dev) return dev->caps.num_mpts - 1; } -static void *find_res(struct mlx4_dev *dev, int res_id, +static void *find_res(struct mlx4_dev *dev, u64 res_id, enum mlx4_resource type) { struct mlx4_priv *priv = mlx4_priv(dev); @@ -447,6 +449,7 @@ static struct res_common *alloc_qp_tr(int id) ret->local_qpn = id; INIT_LIST_HEAD(&ret->mcg_list); spin_lock_init(&ret->mcg_spl); + atomic_set(&ret->ref_count, 0); return &ret->com; } @@ -554,7 +557,7 @@ static struct res_common *alloc_xrcdn_tr(int id) return &ret->com; } -static struct res_common *alloc_fs_rule_tr(u64 id) +static struct res_common *alloc_fs_rule_tr(u64 id, int qpn) { struct res_fs_rule *ret; @@ -564,7 +567,7 @@ static struct res_common *alloc_fs_rule_tr(u64 id) ret->com.res_id = id; ret->com.state = RES_FS_RULE_ALLOCATED; - + ret->qpn = qpn; return &ret->com; } @@ -602,7 +605,7 @@ static struct res_common *alloc_tr(u64 id, enum mlx4_resource type, int slave, ret = alloc_xrcdn_tr(id); break; case RES_FS_RULE: - ret = alloc_fs_rule_tr(id); + ret = alloc_fs_rule_tr(id, extra); break; default: return NULL; @@ -671,10 +674,14 @@ undo: static int remove_qp_ok(struct res_qp *res) { - if (res->com.state == RES_QP_BUSY) + if (res->com.state == RES_QP_BUSY || atomic_read(&res->ref_count) || + !list_empty(&res->mcg_list)) { + pr_err("resource tracker: fail to remove qp, state %d, ref_count %d\n", + res->com.state, atomic_read(&res->ref_count)); return -EBUSY; - else if (res->com.state != RES_QP_RESERVED) + } else if (res->com.state != RES_QP_RESERVED) { return -EPERM; + } return 0; } @@ -2990,6 +2997,9 @@ int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave, u8 steer_type_mask = 2; enum mlx4_steer_type type = (gid[7] & steer_type_mask) >> 1; + if (dev->caps.steering_mode != MLX4_STEERING_MODE_B0) + return -EINVAL; + qpn = vhcr->in_modifier & 0xffffff; err = get_res(dev, slave, qpn, RES_QP, &rqp); if (err) @@ -3121,6 +3131,7 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, struct list_head *rlist = &tracker->slave_list[slave].res_list[RES_MAC]; int err; int qpn; + struct res_qp *rqp; struct mlx4_net_trans_rule_hw_ctrl *ctrl; struct _rule_hw *rule_header; int header_id; @@ -3131,7 +3142,7 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, ctrl = (struct mlx4_net_trans_rule_hw_ctrl *)inbox->buf; qpn = be32_to_cpu(ctrl->qpn) & 0xffffff; - err = get_res(dev, slave, qpn, RES_QP, NULL); + err = get_res(dev, slave, qpn, RES_QP, &rqp); if (err) { pr_err("Steering rule with qpn 0x%x rejected.\n", qpn); return err; @@ -3172,14 +3183,16 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, if (err) goto err_put; - err = add_res_range(dev, slave, vhcr->out_param, 1, RES_FS_RULE, 0); + err = add_res_range(dev, slave, vhcr->out_param, 1, RES_FS_RULE, qpn); if (err) { mlx4_err(dev, "Fail to add flow steering resources.\n "); /* detach rule*/ mlx4_cmd(dev, vhcr->out_param, 0, 0, MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); + goto err_put; } + atomic_inc(&rqp->ref_count); err_put: put_res(dev, slave, qpn, RES_QP); return err; @@ -3192,20 +3205,35 @@ int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_cmd_info *cmd) { int err; + struct res_qp *rqp; + struct res_fs_rule *rrule; if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED) return -EOPNOTSUPP; + err = get_res(dev, slave, vhcr->in_param, RES_FS_RULE, &rrule); + if (err) + return err; + /* Release the rule form busy state before removal */ + put_res(dev, slave, vhcr->in_param, RES_FS_RULE); + err = get_res(dev, slave, rrule->qpn, RES_QP, &rqp); + if (err) + return err; + err = rem_res_range(dev, slave, vhcr->in_param, 1, RES_FS_RULE, 0); if (err) { mlx4_err(dev, "Fail to remove flow steering resources.\n "); - return err; + goto out; } err = mlx4_cmd(dev, vhcr->in_param, 0, 0, MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); + if (!err) + atomic_dec(&rqp->ref_count); +out: + put_res(dev, slave, rrule->qpn, RES_QP); return err; } @@ -3803,6 +3831,7 @@ void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave) mutex_lock(&priv->mfunc.master.res_tracker.slave_list[slave].mutex); /*VLAN*/ rem_slave_macs(dev, slave); + rem_slave_fs_rule(dev, slave); rem_slave_qps(dev, slave); rem_slave_srqs(dev, slave); rem_slave_cqs(dev, slave); @@ -3811,6 +3840,5 @@ void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave) rem_slave_mtts(dev, slave); rem_slave_counters(dev, slave); rem_slave_xrcdns(dev, slave); - rem_slave_fs_rule(dev, slave); mutex_unlock(&priv->mfunc.master.res_tracker.slave_list[slave].mutex); } diff --git a/drivers/net/ethernet/mellanox/mlx4/srq.c b/drivers/net/ethernet/mellanox/mlx4/srq.c index feda6c00829f..e329fe1f11b7 100644 --- a/drivers/net/ethernet/mellanox/mlx4/srq.c +++ b/drivers/net/ethernet/mellanox/mlx4/srq.c @@ -149,7 +149,7 @@ void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn) static void mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn) { - u64 in_param; + u64 in_param = 0; if (mlx4_is_mfunc(dev)) { set_param_l(&in_param, srqn); diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c index c4122c86f829..efa29b712d5f 100644 --- a/drivers/net/ethernet/nxp/lpc_eth.c +++ b/drivers/net/ethernet/nxp/lpc_eth.c @@ -1472,7 +1472,8 @@ static int lpc_eth_drv_probe(struct platform_device *pdev) } platform_set_drvdata(pdev, ndev); - if (lpc_mii_init(pldat) != 0) + ret = lpc_mii_init(pldat); + if (ret) goto err_out_unregister_netdev; netdev_info(ndev, "LPC mac at 0x%08x irq %d\n", diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c index 39ab4d09faaa..73ce7dd6b954 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c @@ -1726,9 +1726,9 @@ pch_gbe_clean_rx(struct pch_gbe_adapter *adapter, skb->protocol = eth_type_trans(skb, netdev); if (tcp_ip_status & PCH_GBE_RXD_ACC_STAT_TCPIPOK) - skb->ip_summed = CHECKSUM_NONE; - else skb->ip_summed = CHECKSUM_UNNECESSARY; + else + skb->ip_summed = CHECKSUM_NONE; napi_gro_receive(&adapter->napi, skb); (*work_done)++; diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 8900398ba103..28fb50a1e9c3 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -4765,8 +4765,10 @@ static void rtl_hw_start_8168bb(struct rtl8169_private *tp) RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); - rtl_tx_performance_tweak(pdev, - (0x5 << MAX_READ_REQUEST_SHIFT) | PCI_EXP_DEVCTL_NOSNOOP_EN); + if (tp->dev->mtu <= ETH_DATA_LEN) { + rtl_tx_performance_tweak(pdev, (0x5 << MAX_READ_REQUEST_SHIFT) | + PCI_EXP_DEVCTL_NOSNOOP_EN); + } } static void rtl_hw_start_8168bef(struct rtl8169_private *tp) @@ -4789,7 +4791,8 @@ static void __rtl_hw_start_8168cp(struct rtl8169_private *tp) RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + if (tp->dev->mtu <= ETH_DATA_LEN) + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); rtl_disable_clock_request(pdev); @@ -4822,7 +4825,8 @@ static void rtl_hw_start_8168cp_2(struct rtl8169_private *tp) RTL_W8(Config3, RTL_R8(Config3) & ~Beacon_en); - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + if (tp->dev->mtu <= ETH_DATA_LEN) + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); } @@ -4841,7 +4845,8 @@ static void rtl_hw_start_8168cp_3(struct rtl8169_private *tp) RTL_W8(MaxTxPacketSize, TxPacketMax); - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + if (tp->dev->mtu <= ETH_DATA_LEN) + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); } @@ -4901,7 +4906,8 @@ static void rtl_hw_start_8168d(struct rtl8169_private *tp) RTL_W8(MaxTxPacketSize, TxPacketMax); - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + if (tp->dev->mtu <= ETH_DATA_LEN) + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) & ~R8168_CPCMD_QUIRK_MASK); } @@ -4913,7 +4919,8 @@ static void rtl_hw_start_8168dp(struct rtl8169_private *tp) rtl_csi_access_enable_1(tp); - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + if (tp->dev->mtu <= ETH_DATA_LEN) + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); RTL_W8(MaxTxPacketSize, TxPacketMax); @@ -4972,7 +4979,8 @@ static void rtl_hw_start_8168e_1(struct rtl8169_private *tp) rtl_ephy_init(tp, e_info_8168e_1, ARRAY_SIZE(e_info_8168e_1)); - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + if (tp->dev->mtu <= ETH_DATA_LEN) + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); RTL_W8(MaxTxPacketSize, TxPacketMax); @@ -4998,7 +5006,8 @@ static void rtl_hw_start_8168e_2(struct rtl8169_private *tp) rtl_ephy_init(tp, e_info_8168e_2, ARRAY_SIZE(e_info_8168e_2)); - rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); + if (tp->dev->mtu <= ETH_DATA_LEN) + rtl_tx_performance_tweak(pdev, 0x5 << MAX_READ_REQUEST_SHIFT); rtl_eri_write(tp, 0xc0, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC); rtl_eri_write(tp, 0xb8, ERIAR_MASK_0011, 0x0000, ERIAR_EXGMAC); diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index 33e96176e4d8..bf5e3cf97c4d 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -2220,6 +2220,7 @@ static void sh_eth_tsu_init(struct sh_eth_private *mdp) /* MDIO bus release function */ static int sh_mdio_release(struct net_device *ndev) { + struct sh_eth_private *mdp = netdev_priv(ndev); struct mii_bus *bus = dev_get_drvdata(&ndev->dev); /* unregister mdio bus */ @@ -2234,6 +2235,9 @@ static int sh_mdio_release(struct net_device *ndev) /* free bitbang info */ free_mdio_bitbang(bus); + /* free bitbang memory */ + kfree(mdp->bitbang); + return 0; } @@ -2262,6 +2266,7 @@ static int sh_mdio_init(struct net_device *ndev, int id, bitbang->ctrl.ops = &bb_ops; /* MII controller setting */ + mdp->bitbang = bitbang; mdp->mii_bus = alloc_mdio_bitbang(&bitbang->ctrl); if (!mdp->mii_bus) { ret = -ENOMEM; @@ -2441,6 +2446,11 @@ static int sh_eth_drv_probe(struct platform_device *pdev) } mdp->tsu_addr = ioremap(rtsu->start, resource_size(rtsu)); + if (mdp->tsu_addr == NULL) { + ret = -ENOMEM; + dev_err(&pdev->dev, "TSU ioremap failed.\n"); + goto out_release; + } mdp->port = devno % 2; ndev->features = NETIF_F_HW_VLAN_FILTER; } diff --git a/drivers/net/ethernet/renesas/sh_eth.h b/drivers/net/ethernet/renesas/sh_eth.h index bae84fd2e73a..e6655678458e 100644 --- a/drivers/net/ethernet/renesas/sh_eth.h +++ b/drivers/net/ethernet/renesas/sh_eth.h @@ -705,6 +705,7 @@ struct sh_eth_private { const u16 *reg_offset; void __iomem *addr; void __iomem *tsu_addr; + struct bb_info *bitbang; u32 num_rx_ring; u32 num_tx_ring; dma_addr_t rx_desc_dma; diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index bf57b3cb16ab..0bc00991d310 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -779,6 +779,7 @@ efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries) tx_queue->txd.entries); } + efx_device_detach_sync(efx); efx_stop_all(efx); efx_stop_interrupts(efx, true); @@ -832,6 +833,7 @@ out: efx_start_interrupts(efx, true); efx_start_all(efx); + netif_device_attach(efx->net_dev); return rc; rollback: @@ -1641,8 +1643,12 @@ static void efx_stop_all(struct efx_nic *efx) /* Flush efx_mac_work(), refill_workqueue, monitor_work */ efx_flush_all(efx); - /* Stop the kernel transmit interface late, so the watchdog - * timer isn't ticking over the flush */ + /* Stop the kernel transmit interface. This is only valid if + * the device is stopped or detached; otherwise the watchdog + * may fire immediately. + */ + WARN_ON(netif_running(efx->net_dev) && + netif_device_present(efx->net_dev)); netif_tx_disable(efx->net_dev); efx_stop_datapath(efx); @@ -1963,16 +1969,18 @@ static int efx_change_mtu(struct net_device *net_dev, int new_mtu) if (new_mtu > EFX_MAX_MTU) return -EINVAL; - efx_stop_all(efx); - netif_dbg(efx, drv, efx->net_dev, "changing MTU to %d\n", new_mtu); + efx_device_detach_sync(efx); + efx_stop_all(efx); + mutex_lock(&efx->mac_lock); net_dev->mtu = new_mtu; efx->type->reconfigure_mac(efx); mutex_unlock(&efx->mac_lock); efx_start_all(efx); + netif_device_attach(efx->net_dev); return 0; } diff --git a/drivers/net/ethernet/sfc/efx.h b/drivers/net/ethernet/sfc/efx.h index 50247dfe8f57..d2f790df6dcb 100644 --- a/drivers/net/ethernet/sfc/efx.h +++ b/drivers/net/ethernet/sfc/efx.h @@ -171,9 +171,9 @@ static inline void efx_device_detach_sync(struct efx_nic *efx) * TX scheduler is stopped when we're done and before * netif_device_present() becomes false. */ - netif_tx_lock(dev); + netif_tx_lock_bh(dev); netif_device_detach(dev); - netif_tx_unlock(dev); + netif_tx_unlock_bh(dev); } #endif /* EFX_EFX_H */ diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h index 2d756c1d7142..0a90abd2421b 100644 --- a/drivers/net/ethernet/sfc/net_driver.h +++ b/drivers/net/ethernet/sfc/net_driver.h @@ -210,6 +210,7 @@ struct efx_tx_queue { * Will be %NULL if the buffer slot is currently free. * @page: The associated page buffer. Valif iff @flags & %EFX_RX_BUF_PAGE. * Will be %NULL if the buffer slot is currently free. + * @page_offset: Offset within page. Valid iff @flags & %EFX_RX_BUF_PAGE. * @len: Buffer length, in bytes. * @flags: Flags for buffer and packet state. */ @@ -219,7 +220,8 @@ struct efx_rx_buffer { struct sk_buff *skb; struct page *page; } u; - unsigned int len; + u16 page_offset; + u16 len; u16 flags; }; #define EFX_RX_BUF_PAGE 0x0001 diff --git a/drivers/net/ethernet/sfc/nic.c b/drivers/net/ethernet/sfc/nic.c index 0ad790cc473c..eaa8e874a3cb 100644 --- a/drivers/net/ethernet/sfc/nic.c +++ b/drivers/net/ethernet/sfc/nic.c @@ -376,7 +376,8 @@ efx_may_push_tx_desc(struct efx_tx_queue *tx_queue, unsigned int write_count) return false; tx_queue->empty_read_count = 0; - return ((empty_read_count ^ write_count) & ~EFX_EMPTY_COUNT_VALID) == 0; + return ((empty_read_count ^ write_count) & ~EFX_EMPTY_COUNT_VALID) == 0 + && tx_queue->write_count - write_count == 1; } /* For each entry inserted into the software descriptor ring, create a diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c index d780a0d096b4..bb579a6128c8 100644 --- a/drivers/net/ethernet/sfc/rx.c +++ b/drivers/net/ethernet/sfc/rx.c @@ -90,11 +90,7 @@ static unsigned int rx_refill_threshold; static inline unsigned int efx_rx_buf_offset(struct efx_nic *efx, struct efx_rx_buffer *buf) { - /* Offset is always within one page, so we don't need to consider - * the page order. - */ - return ((unsigned int) buf->dma_addr & (PAGE_SIZE - 1)) + - efx->type->rx_buffer_hash_size; + return buf->page_offset + efx->type->rx_buffer_hash_size; } static inline unsigned int efx_rx_buf_size(struct efx_nic *efx) { @@ -187,6 +183,7 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue) struct efx_nic *efx = rx_queue->efx; struct efx_rx_buffer *rx_buf; struct page *page; + unsigned int page_offset; struct efx_rx_page_state *state; dma_addr_t dma_addr; unsigned index, count; @@ -211,12 +208,14 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue) state->dma_addr = dma_addr; dma_addr += sizeof(struct efx_rx_page_state); + page_offset = sizeof(struct efx_rx_page_state); split: index = rx_queue->added_count & rx_queue->ptr_mask; rx_buf = efx_rx_buffer(rx_queue, index); rx_buf->dma_addr = dma_addr + EFX_PAGE_IP_ALIGN; rx_buf->u.page = page; + rx_buf->page_offset = page_offset + EFX_PAGE_IP_ALIGN; rx_buf->len = efx->rx_buffer_len - EFX_PAGE_IP_ALIGN; rx_buf->flags = EFX_RX_BUF_PAGE; ++rx_queue->added_count; @@ -227,6 +226,7 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue) /* Use the second half of the page */ get_page(page); dma_addr += (PAGE_SIZE >> 1); + page_offset += (PAGE_SIZE >> 1); ++count; goto split; } @@ -236,7 +236,8 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue) } static void efx_unmap_rx_buffer(struct efx_nic *efx, - struct efx_rx_buffer *rx_buf) + struct efx_rx_buffer *rx_buf, + unsigned int used_len) { if ((rx_buf->flags & EFX_RX_BUF_PAGE) && rx_buf->u.page) { struct efx_rx_page_state *state; @@ -247,6 +248,10 @@ static void efx_unmap_rx_buffer(struct efx_nic *efx, state->dma_addr, efx_rx_buf_size(efx), DMA_FROM_DEVICE); + } else if (used_len) { + dma_sync_single_for_cpu(&efx->pci_dev->dev, + rx_buf->dma_addr, used_len, + DMA_FROM_DEVICE); } } else if (!(rx_buf->flags & EFX_RX_BUF_PAGE) && rx_buf->u.skb) { dma_unmap_single(&efx->pci_dev->dev, rx_buf->dma_addr, @@ -269,7 +274,7 @@ static void efx_free_rx_buffer(struct efx_nic *efx, static void efx_fini_rx_buffer(struct efx_rx_queue *rx_queue, struct efx_rx_buffer *rx_buf) { - efx_unmap_rx_buffer(rx_queue->efx, rx_buf); + efx_unmap_rx_buffer(rx_queue->efx, rx_buf, 0); efx_free_rx_buffer(rx_queue->efx, rx_buf); } @@ -535,10 +540,10 @@ void efx_rx_packet(struct efx_rx_queue *rx_queue, unsigned int index, goto out; } - /* Release card resources - assumes all RX buffers consumed in-order - * per RX queue + /* Release and/or sync DMA mapping - assumes all RX buffers + * consumed in-order per RX queue */ - efx_unmap_rx_buffer(efx, rx_buf); + efx_unmap_rx_buffer(efx, rx_buf, len); /* Prefetch nice and early so data will (hopefully) be in cache by * the time we look at it. diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 7e93df6585e7..df32a090d08e 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -731,7 +731,7 @@ static inline void cpsw_add_default_vlan(struct cpsw_priv *priv) writel(vlan, &priv->host_port_regs->port_vlan); - for (i = 0; i < 2; i++) + for (i = 0; i < priv->data.slaves; i++) slave_write(priv->slaves + i, vlan, reg); cpsw_ale_add_vlan(priv->ale, vlan, ALE_ALL_PORTS << port, @@ -905,7 +905,7 @@ static netdev_tx_t cpsw_ndo_start_xmit(struct sk_buff *skb, /* If there is no more tx desc left free then we need to * tell the kernel to stop sending us tx frames. */ - if (unlikely(cpdma_check_free_tx_desc(priv->txch))) + if (unlikely(!cpdma_check_free_tx_desc(priv->txch))) netif_stop_queue(ndev); return NETDEV_TX_OK; @@ -1364,7 +1364,7 @@ static int cpsw_probe_dt(struct cpsw_platform_data *data, struct platform_device *mdio; parp = of_get_property(slave_node, "phy_id", &lenp); - if ((parp == NULL) && (lenp != (sizeof(void *) * 2))) { + if ((parp == NULL) || (lenp != (sizeof(void *) * 2))) { pr_err("Missing slave[%d] phy_id property\n", i); ret = -EINVAL; goto error_ret; diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index 52c05366599a..ae1b77aa199f 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -1102,7 +1102,7 @@ static int emac_dev_xmit(struct sk_buff *skb, struct net_device *ndev) /* If there is no more tx desc left free then we need to * tell the kernel to stop sending us tx frames. */ - if (unlikely(cpdma_check_free_tx_desc(priv->txchan))) + if (unlikely(!cpdma_check_free_tx_desc(priv->txchan))) netif_stop_queue(ndev); return NETDEV_TX_OK; diff --git a/drivers/net/hippi/rrunner.c b/drivers/net/hippi/rrunner.c index e5b19b056909..3c4d6274bb9b 100644 --- a/drivers/net/hippi/rrunner.c +++ b/drivers/net/hippi/rrunner.c @@ -202,6 +202,9 @@ static int rr_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) return 0; out: + if (rrpriv->evt_ring) + pci_free_consistent(pdev, EVT_RING_SIZE, rrpriv->evt_ring, + rrpriv->evt_ring_dma); if (rrpriv->rx_ring) pci_free_consistent(pdev, RX_TOTAL_SIZE, rrpriv->rx_ring, rrpriv->rx_ring_dma); diff --git a/drivers/net/irda/vlsi_ir.c b/drivers/net/irda/vlsi_ir.c index 2f99f8881dfc..5f4758492e4c 100644 --- a/drivers/net/irda/vlsi_ir.c +++ b/drivers/net/irda/vlsi_ir.c @@ -383,7 +383,7 @@ static int vlsi_seq_show(struct seq_file *seq, void *v) static int vlsi_seq_open(struct inode *inode, struct file *file) { - return single_open(file, vlsi_seq_show, PDE(inode)->data); + return single_open(file, vlsi_seq_show, PDE_DATA(inode)); } static const struct file_operations vlsi_proc_fops = { @@ -1678,7 +1678,7 @@ vlsi_irda_probe(struct pci_dev *pdev, const struct pci_device_id *id) IRDA_WARNING("%s: failed to create proc entry\n", __func__); } else { - ent->size = 0; + proc_set_size(ent, 0); } idev->proc_entry = ent; } diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 417b2af1aa80..73abbc1655d5 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -660,6 +660,7 @@ void macvlan_common_setup(struct net_device *dev) ether_setup(dev); dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING); + dev->priv_flags |= IFF_UNICAST_FLT; dev->netdev_ops = &macvlan_netdev_ops; dev->destructor = free_netdev; dev->header_ops = &macvlan_hard_header_ops, diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c index 37add21a3d7d..59ac143dec25 100644 --- a/drivers/net/netconsole.c +++ b/drivers/net/netconsole.c @@ -666,6 +666,7 @@ static int netconsole_netdev_event(struct notifier_block *this, goto done; spin_lock_irqsave(&target_list_lock, flags); +restart: list_for_each_entry(nt, &target_list, list) { netconsole_target_get(nt); if (nt->np.dev == dev) { @@ -678,15 +679,17 @@ static int netconsole_netdev_event(struct notifier_block *this, case NETDEV_UNREGISTER: /* * rtnl_lock already held + * we might sleep in __netpoll_cleanup() */ - if (nt->np.dev) { - __netpoll_cleanup(&nt->np); - dev_put(nt->np.dev); - nt->np.dev = NULL; - } + spin_unlock_irqrestore(&target_list_lock, flags); + __netpoll_cleanup(&nt->np); + spin_lock_irqsave(&target_list_lock, flags); + dev_put(nt->np.dev); + nt->np.dev = NULL; nt->enabled = 0; stopped = true; - break; + netconsole_target_put(nt); + goto restart; } } netconsole_target_put(nt); diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 29934446436a..abf7b6153d00 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -257,8 +257,7 @@ static struct phy_driver ksphy_driver[] = { .phy_id = PHY_ID_KSZ9021, .phy_id_mask = 0x000ffffe, .name = "Micrel KSZ9021 Gigabit PHY", - .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause - | SUPPORTED_Asym_Pause), + .features = (PHY_GBIT_FEATURES | SUPPORTED_Pause), .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, .config_init = kszphy_config_init, .config_aneg = genphy_config_aneg, diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 9930f9999561..3657b4a29124 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -44,13 +44,13 @@ MODULE_LICENSE("GPL"); void phy_device_free(struct phy_device *phydev) { - kfree(phydev); + put_device(&phydev->dev); } EXPORT_SYMBOL(phy_device_free); static void phy_device_release(struct device *dev) { - phy_device_free(to_phy_device(dev)); + kfree(to_phy_device(dev)); } static struct phy_driver genphy_driver; @@ -201,6 +201,8 @@ struct phy_device *phy_device_create(struct mii_bus *bus, int addr, int phy_id, there's no driver _already_ loaded. */ request_module(MDIO_MODULE_PREFIX MDIO_ID_FMT, MDIO_ID_ARGS(phy_id)); + device_initialize(&dev->dev); + return dev; } EXPORT_SYMBOL(phy_device_create); @@ -363,9 +365,9 @@ int phy_device_register(struct phy_device *phydev) /* Run all of the fixups for this PHY */ phy_scan_fixups(phydev); - err = device_register(&phydev->dev); + err = device_add(&phydev->dev); if (err) { - pr_err("phy %d failed to register\n", phydev->addr); + pr_err("PHY %d failed to add\n", phydev->addr); goto out; } diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 05c5efe84591..bf3419297875 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -1138,6 +1138,8 @@ static int team_port_del(struct team *team, struct net_device *port_dev) netdev_upper_dev_unlink(port_dev, dev); team_port_disable_netpoll(port); vlan_vids_del_by_dev(port_dev, dev); + dev_uc_unsync(port_dev, dev); + dev_mc_unsync(port_dev, dev); dev_close(port_dev); team_port_leave(team, port); diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 2c6a22e278ea..b7c457adc0dc 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -747,6 +747,8 @@ static netdev_tx_t tun_net_xmit(struct sk_buff *skb, struct net_device *dev) goto drop; skb_orphan(skb); + nf_reset(skb); + /* Enqueue packet */ skb_queue_tail(&tfile->socket.sk->sk_receive_queue, skb); diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig index da92ed3797aa..7c769d8e25ad 100644 --- a/drivers/net/usb/Kconfig +++ b/drivers/net/usb/Kconfig @@ -156,6 +156,24 @@ config USB_NET_AX8817X This driver creates an interface named "ethX", where X depends on what other networking devices you have in use. +config USB_NET_AX88179_178A + tristate "ASIX AX88179/178A USB 3.0/2.0 to Gigabit Ethernet" + depends on USB_USBNET + select CRC32 + select PHYLIB + default y + help + This option adds support for ASIX AX88179 based USB 3.0/2.0 + to Gigabit Ethernet adapters. + + This driver should work with at least the following devices: + * ASIX AX88179 + * ASIX AX88178A + * Sitcomm LN-032 + + This driver creates an interface named "ethX", where X depends on + what other networking devices you have in use. + config USB_NET_CDCETHER tristate "CDC Ethernet support (smart devices such as cable modems)" depends on USB_USBNET @@ -250,7 +268,7 @@ config USB_NET_SMSC75XX select CRC16 select CRC32 help - This option adds support for SMSC LAN95XX based USB 2.0 + This option adds support for SMSC LAN75XX based USB 2.0 Gigabit Ethernet adapters. config USB_NET_SMSC95XX diff --git a/drivers/net/usb/Makefile b/drivers/net/usb/Makefile index 478691326f37..119b06c9aa16 100644 --- a/drivers/net/usb/Makefile +++ b/drivers/net/usb/Makefile @@ -9,6 +9,7 @@ obj-$(CONFIG_USB_RTL8150) += rtl8150.o obj-$(CONFIG_USB_HSO) += hso.o obj-$(CONFIG_USB_NET_AX8817X) += asix.o asix-y := asix_devices.o asix_common.o ax88172a.o +obj-$(CONFIG_USB_NET_AX88179_178A) += ax88179_178a.o obj-$(CONFIG_USB_NET_CDCETHER) += cdc_ether.o obj-$(CONFIG_USB_NET_CDC_EEM) += cdc_eem.o obj-$(CONFIG_USB_NET_DM9601) += dm9601.o diff --git a/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c index 2205dbc8d32f..709753469099 100644 --- a/drivers/net/usb/asix_devices.c +++ b/drivers/net/usb/asix_devices.c @@ -924,6 +924,29 @@ static const struct driver_info ax88178_info = { .tx_fixup = asix_tx_fixup, }; +/* + * USBLINK 20F9 "USB 2.0 LAN" USB ethernet adapter, typically found in + * no-name packaging. + * USB device strings are: + * 1: Manufacturer: USBLINK + * 2: Product: HG20F9 USB2.0 + * 3: Serial: 000003 + * Appears to be compatible with Asix 88772B. + */ +static const struct driver_info hg20f9_info = { + .description = "HG20F9 USB 2.0 Ethernet", + .bind = ax88772_bind, + .unbind = ax88772_unbind, + .status = asix_status, + .link_reset = ax88772_link_reset, + .reset = ax88772_reset, + .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR | + FLAG_MULTI_PACKET, + .rx_fixup = asix_rx_fixup_common, + .tx_fixup = asix_tx_fixup, + .data = FLAG_EEPROM_MAC, +}; + extern const struct driver_info ax88172a_info; static const struct usb_device_id products [] = { @@ -1063,6 +1086,14 @@ static const struct usb_device_id products [] = { /* ASIX 88172a demo board */ USB_DEVICE(0x0b95, 0x172a), .driver_info = (unsigned long) &ax88172a_info, +}, { + /* + * USBLINK HG20F9 "USB 2.0 LAN" + * Appears to have gazumped Linksys's manufacturer ID but + * doesn't (yet) conflict with any known Linksys product. + */ + USB_DEVICE(0x066b, 0x20f9), + .driver_info = (unsigned long) &hg20f9_info, }, { }, // END }; diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c new file mode 100644 index 000000000000..71c27d8d214f --- /dev/null +++ b/drivers/net/usb/ax88179_178a.c @@ -0,0 +1,1448 @@ +/* + * ASIX AX88179/178A USB 3.0/2.0 to Gigabit Ethernet Devices + * + * Copyright (C) 2011-2013 ASIX + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <linux/module.h> +#include <linux/etherdevice.h> +#include <linux/mii.h> +#include <linux/usb.h> +#include <linux/crc32.h> +#include <linux/usb/usbnet.h> + +#define AX88179_PHY_ID 0x03 +#define AX_EEPROM_LEN 0x100 +#define AX88179_EEPROM_MAGIC 0x17900b95 +#define AX_MCAST_FLTSIZE 8 +#define AX_MAX_MCAST 64 +#define AX_INT_PPLS_LINK ((u32)BIT(16)) +#define AX_RXHDR_L4_TYPE_MASK 0x1c +#define AX_RXHDR_L4_TYPE_UDP 4 +#define AX_RXHDR_L4_TYPE_TCP 16 +#define AX_RXHDR_L3CSUM_ERR 2 +#define AX_RXHDR_L4CSUM_ERR 1 +#define AX_RXHDR_CRC_ERR ((u32)BIT(31)) +#define AX_RXHDR_DROP_ERR ((u32)BIT(30)) +#define AX_ACCESS_MAC 0x01 +#define AX_ACCESS_PHY 0x02 +#define AX_ACCESS_EEPROM 0x04 +#define AX_ACCESS_EFUS 0x05 +#define AX_PAUSE_WATERLVL_HIGH 0x54 +#define AX_PAUSE_WATERLVL_LOW 0x55 + +#define PHYSICAL_LINK_STATUS 0x02 + #define AX_USB_SS 0x04 + #define AX_USB_HS 0x02 + +#define GENERAL_STATUS 0x03 +/* Check AX88179 version. UA1:Bit2 = 0, UA2:Bit2 = 1 */ + #define AX_SECLD 0x04 + +#define AX_SROM_ADDR 0x07 +#define AX_SROM_CMD 0x0a + #define EEP_RD 0x04 + #define EEP_BUSY 0x10 + +#define AX_SROM_DATA_LOW 0x08 +#define AX_SROM_DATA_HIGH 0x09 + +#define AX_RX_CTL 0x0b + #define AX_RX_CTL_DROPCRCERR 0x0100 + #define AX_RX_CTL_IPE 0x0200 + #define AX_RX_CTL_START 0x0080 + #define AX_RX_CTL_AP 0x0020 + #define AX_RX_CTL_AM 0x0010 + #define AX_RX_CTL_AB 0x0008 + #define AX_RX_CTL_AMALL 0x0002 + #define AX_RX_CTL_PRO 0x0001 + #define AX_RX_CTL_STOP 0x0000 + +#define AX_NODE_ID 0x10 +#define AX_MULFLTARY 0x16 + +#define AX_MEDIUM_STATUS_MODE 0x22 + #define AX_MEDIUM_GIGAMODE 0x01 + #define AX_MEDIUM_FULL_DUPLEX 0x02 + #define AX_MEDIUM_ALWAYS_ONE 0x04 + #define AX_MEDIUM_EN_125MHZ 0x08 + #define AX_MEDIUM_RXFLOW_CTRLEN 0x10 + #define AX_MEDIUM_TXFLOW_CTRLEN 0x20 + #define AX_MEDIUM_RECEIVE_EN 0x100 + #define AX_MEDIUM_PS 0x200 + #define AX_MEDIUM_JUMBO_EN 0x8040 + +#define AX_MONITOR_MOD 0x24 + #define AX_MONITOR_MODE_RWLC 0x02 + #define AX_MONITOR_MODE_RWMP 0x04 + #define AX_MONITOR_MODE_PMEPOL 0x20 + #define AX_MONITOR_MODE_PMETYPE 0x40 + +#define AX_GPIO_CTRL 0x25 + #define AX_GPIO_CTRL_GPIO3EN 0x80 + #define AX_GPIO_CTRL_GPIO2EN 0x40 + #define AX_GPIO_CTRL_GPIO1EN 0x20 + +#define AX_PHYPWR_RSTCTL 0x26 + #define AX_PHYPWR_RSTCTL_BZ 0x0010 + #define AX_PHYPWR_RSTCTL_IPRL 0x0020 + #define AX_PHYPWR_RSTCTL_AT 0x1000 + +#define AX_RX_BULKIN_QCTRL 0x2e +#define AX_CLK_SELECT 0x33 + #define AX_CLK_SELECT_BCS 0x01 + #define AX_CLK_SELECT_ACS 0x02 + #define AX_CLK_SELECT_ULR 0x08 + +#define AX_RXCOE_CTL 0x34 + #define AX_RXCOE_IP 0x01 + #define AX_RXCOE_TCP 0x02 + #define AX_RXCOE_UDP 0x04 + #define AX_RXCOE_TCPV6 0x20 + #define AX_RXCOE_UDPV6 0x40 + +#define AX_TXCOE_CTL 0x35 + #define AX_TXCOE_IP 0x01 + #define AX_TXCOE_TCP 0x02 + #define AX_TXCOE_UDP 0x04 + #define AX_TXCOE_TCPV6 0x20 + #define AX_TXCOE_UDPV6 0x40 + +#define AX_LEDCTRL 0x73 + +#define GMII_PHY_PHYSR 0x11 + #define GMII_PHY_PHYSR_SMASK 0xc000 + #define GMII_PHY_PHYSR_GIGA 0x8000 + #define GMII_PHY_PHYSR_100 0x4000 + #define GMII_PHY_PHYSR_FULL 0x2000 + #define GMII_PHY_PHYSR_LINK 0x400 + +#define GMII_LED_ACT 0x1a + #define GMII_LED_ACTIVE_MASK 0xff8f + #define GMII_LED0_ACTIVE BIT(4) + #define GMII_LED1_ACTIVE BIT(5) + #define GMII_LED2_ACTIVE BIT(6) + +#define GMII_LED_LINK 0x1c + #define GMII_LED_LINK_MASK 0xf888 + #define GMII_LED0_LINK_10 BIT(0) + #define GMII_LED0_LINK_100 BIT(1) + #define GMII_LED0_LINK_1000 BIT(2) + #define GMII_LED1_LINK_10 BIT(4) + #define GMII_LED1_LINK_100 BIT(5) + #define GMII_LED1_LINK_1000 BIT(6) + #define GMII_LED2_LINK_10 BIT(8) + #define GMII_LED2_LINK_100 BIT(9) + #define GMII_LED2_LINK_1000 BIT(10) + #define LED0_ACTIVE BIT(0) + #define LED0_LINK_10 BIT(1) + #define LED0_LINK_100 BIT(2) + #define LED0_LINK_1000 BIT(3) + #define LED0_FD BIT(4) + #define LED0_USB3_MASK 0x001f + #define LED1_ACTIVE BIT(5) + #define LED1_LINK_10 BIT(6) + #define LED1_LINK_100 BIT(7) + #define LED1_LINK_1000 BIT(8) + #define LED1_FD BIT(9) + #define LED1_USB3_MASK 0x03e0 + #define LED2_ACTIVE BIT(10) + #define LED2_LINK_1000 BIT(13) + #define LED2_LINK_100 BIT(12) + #define LED2_LINK_10 BIT(11) + #define LED2_FD BIT(14) + #define LED_VALID BIT(15) + #define LED2_USB3_MASK 0x7c00 + +#define GMII_PHYPAGE 0x1e +#define GMII_PHY_PAGE_SELECT 0x1f + #define GMII_PHY_PGSEL_EXT 0x0007 + #define GMII_PHY_PGSEL_PAGE0 0x0000 + +struct ax88179_data { + u16 rxctl; + u16 reserved; +}; + +struct ax88179_int_data { + __le32 intdata1; + __le32 intdata2; +}; + +static const struct { + unsigned char ctrl, timer_l, timer_h, size, ifg; +} AX88179_BULKIN_SIZE[] = { + {7, 0x4f, 0, 0x12, 0xff}, + {7, 0x20, 3, 0x16, 0xff}, + {7, 0xae, 7, 0x18, 0xff}, + {7, 0xcc, 0x4c, 0x18, 8}, +}; + +static int __ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, + u16 size, void *data, int in_pm) +{ + int ret; + int (*fn)(struct usbnet *, u8, u8, u16, u16, void *, u16); + + BUG_ON(!dev); + + if (!in_pm) + fn = usbnet_read_cmd; + else + fn = usbnet_read_cmd_nopm; + + ret = fn(dev, cmd, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + value, index, data, size); + + if (unlikely(ret < 0)) + netdev_warn(dev->net, "Failed to read reg index 0x%04x: %d\n", + index, ret); + + return ret; +} + +static int __ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, + u16 size, void *data, int in_pm) +{ + int ret; + int (*fn)(struct usbnet *, u8, u8, u16, u16, const void *, u16); + + BUG_ON(!dev); + + if (!in_pm) + fn = usbnet_write_cmd; + else + fn = usbnet_write_cmd_nopm; + + ret = fn(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, + value, index, data, size); + + if (unlikely(ret < 0)) + netdev_warn(dev->net, "Failed to write reg index 0x%04x: %d\n", + index, ret); + + return ret; +} + +static void ax88179_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, + u16 index, u16 size, void *data) +{ + u16 buf; + + if (2 == size) { + buf = *((u16 *)data); + cpu_to_le16s(&buf); + usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | + USB_RECIP_DEVICE, value, index, &buf, + size); + } else { + usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | + USB_RECIP_DEVICE, value, index, data, + size); + } +} + +static int ax88179_read_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value, + u16 index, u16 size, void *data) +{ + int ret; + + if (2 == size) { + u16 buf; + ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1); + le16_to_cpus(&buf); + *((u16 *)data) = buf; + } else if (4 == size) { + u32 buf; + ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1); + le32_to_cpus(&buf); + *((u32 *)data) = buf; + } else { + ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 1); + } + + return ret; +} + +static int ax88179_write_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value, + u16 index, u16 size, void *data) +{ + int ret; + + if (2 == size) { + u16 buf; + buf = *((u16 *)data); + cpu_to_le16s(&buf); + ret = __ax88179_write_cmd(dev, cmd, value, index, + size, &buf, 1); + } else { + ret = __ax88179_write_cmd(dev, cmd, value, index, + size, data, 1); + } + + return ret; +} + +static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, + u16 size, void *data) +{ + int ret; + + if (2 == size) { + u16 buf; + ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0); + le16_to_cpus(&buf); + *((u16 *)data) = buf; + } else if (4 == size) { + u32 buf; + ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0); + le32_to_cpus(&buf); + *((u32 *)data) = buf; + } else { + ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 0); + } + + return ret; +} + +static int ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, + u16 size, void *data) +{ + int ret; + + if (2 == size) { + u16 buf; + buf = *((u16 *)data); + cpu_to_le16s(&buf); + ret = __ax88179_write_cmd(dev, cmd, value, index, + size, &buf, 0); + } else { + ret = __ax88179_write_cmd(dev, cmd, value, index, + size, data, 0); + } + + return ret; +} + +static void ax88179_status(struct usbnet *dev, struct urb *urb) +{ + struct ax88179_int_data *event; + u32 link; + + if (urb->actual_length < 8) + return; + + event = urb->transfer_buffer; + le32_to_cpus((void *)&event->intdata1); + + link = (((__force u32)event->intdata1) & AX_INT_PPLS_LINK) >> 16; + + if (netif_carrier_ok(dev->net) != link) { + if (link) + usbnet_defer_kevent(dev, EVENT_LINK_RESET); + else + netif_carrier_off(dev->net); + + netdev_info(dev->net, "ax88179 - Link status is: %d\n", link); + } +} + +static int ax88179_mdio_read(struct net_device *netdev, int phy_id, int loc) +{ + struct usbnet *dev = netdev_priv(netdev); + u16 res; + + ax88179_read_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); + return res; +} + +static void ax88179_mdio_write(struct net_device *netdev, int phy_id, int loc, + int val) +{ + struct usbnet *dev = netdev_priv(netdev); + u16 res = (u16) val; + + ax88179_write_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); +} + +static int ax88179_suspend(struct usb_interface *intf, pm_message_t message) +{ + struct usbnet *dev = usb_get_intfdata(intf); + u16 tmp16; + u8 tmp8; + + usbnet_suspend(intf, message); + + /* Disable RX path */ + ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, + 2, 2, &tmp16); + tmp16 &= ~AX_MEDIUM_RECEIVE_EN; + ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, + 2, 2, &tmp16); + + /* Force bulk-in zero length */ + ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, + 2, 2, &tmp16); + + tmp16 |= AX_PHYPWR_RSTCTL_BZ | AX_PHYPWR_RSTCTL_IPRL; + ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, + 2, 2, &tmp16); + + /* change clock */ + tmp8 = 0; + ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); + + /* Configure RX control register => stop operation */ + tmp16 = AX_RX_CTL_STOP; + ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); + + return 0; +} + +/* This function is used to enable the autodetach function. */ +/* This function is determined by offset 0x43 of EEPROM */ +static int ax88179_auto_detach(struct usbnet *dev, int in_pm) +{ + u16 tmp16; + u8 tmp8; + int (*fnr)(struct usbnet *, u8, u16, u16, u16, void *); + int (*fnw)(struct usbnet *, u8, u16, u16, u16, void *); + + if (!in_pm) { + fnr = ax88179_read_cmd; + fnw = ax88179_write_cmd; + } else { + fnr = ax88179_read_cmd_nopm; + fnw = ax88179_write_cmd_nopm; + } + + if (fnr(dev, AX_ACCESS_EEPROM, 0x43, 1, 2, &tmp16) < 0) + return 0; + + if ((tmp16 == 0xFFFF) || (!(tmp16 & 0x0100))) + return 0; + + /* Enable Auto Detach bit */ + tmp8 = 0; + fnr(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); + tmp8 |= AX_CLK_SELECT_ULR; + fnw(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); + + fnr(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); + tmp16 |= AX_PHYPWR_RSTCTL_AT; + fnw(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); + + return 0; +} + +static int ax88179_resume(struct usb_interface *intf) +{ + struct usbnet *dev = usb_get_intfdata(intf); + u16 tmp16; + u8 tmp8; + + netif_carrier_off(dev->net); + + /* Power up ethernet PHY */ + tmp16 = 0; + ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, + 2, 2, &tmp16); + udelay(1000); + + tmp16 = AX_PHYPWR_RSTCTL_IPRL; + ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, + 2, 2, &tmp16); + msleep(200); + + /* Ethernet PHY Auto Detach*/ + ax88179_auto_detach(dev, 1); + + /* Enable clock */ + ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); + tmp8 |= AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; + ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); + msleep(100); + + /* Configure RX control register => start operation */ + tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | + AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; + ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); + + return usbnet_resume(intf); +} + +static void +ax88179_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) +{ + struct usbnet *dev = netdev_priv(net); + u8 opt; + + if (ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, + 1, 1, &opt) < 0) { + wolinfo->supported = 0; + wolinfo->wolopts = 0; + return; + } + + wolinfo->supported = WAKE_PHY | WAKE_MAGIC; + wolinfo->wolopts = 0; + if (opt & AX_MONITOR_MODE_RWLC) + wolinfo->wolopts |= WAKE_PHY; + if (opt & AX_MONITOR_MODE_RWMP) + wolinfo->wolopts |= WAKE_MAGIC; +} + +static int +ax88179_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) +{ + struct usbnet *dev = netdev_priv(net); + u8 opt = 0; + + if (wolinfo->wolopts & WAKE_PHY) + opt |= AX_MONITOR_MODE_RWLC; + if (wolinfo->wolopts & WAKE_MAGIC) + opt |= AX_MONITOR_MODE_RWMP; + + if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, + 1, 1, &opt) < 0) + return -EINVAL; + + return 0; +} + +static int ax88179_get_eeprom_len(struct net_device *net) +{ + return AX_EEPROM_LEN; +} + +static int +ax88179_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, + u8 *data) +{ + struct usbnet *dev = netdev_priv(net); + u16 *eeprom_buff; + int first_word, last_word; + int i, ret; + + if (eeprom->len == 0) + return -EINVAL; + + eeprom->magic = AX88179_EEPROM_MAGIC; + + first_word = eeprom->offset >> 1; + last_word = (eeprom->offset + eeprom->len - 1) >> 1; + eeprom_buff = kmalloc(sizeof(u16) * (last_word - first_word + 1), + GFP_KERNEL); + if (!eeprom_buff) + return -ENOMEM; + + /* ax88179/178A returns 2 bytes from eeprom on read */ + for (i = first_word; i <= last_word; i++) { + ret = __ax88179_read_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2, + &eeprom_buff[i - first_word], + 0); + if (ret < 0) { + kfree(eeprom_buff); + return -EIO; + } + } + + memcpy(data, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); + kfree(eeprom_buff); + return 0; +} + +static int ax88179_get_settings(struct net_device *net, struct ethtool_cmd *cmd) +{ + struct usbnet *dev = netdev_priv(net); + return mii_ethtool_gset(&dev->mii, cmd); +} + +static int ax88179_set_settings(struct net_device *net, struct ethtool_cmd *cmd) +{ + struct usbnet *dev = netdev_priv(net); + return mii_ethtool_sset(&dev->mii, cmd); +} + + +static int ax88179_ioctl(struct net_device *net, struct ifreq *rq, int cmd) +{ + struct usbnet *dev = netdev_priv(net); + return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL); +} + +static const struct ethtool_ops ax88179_ethtool_ops = { + .get_link = ethtool_op_get_link, + .get_msglevel = usbnet_get_msglevel, + .set_msglevel = usbnet_set_msglevel, + .get_wol = ax88179_get_wol, + .set_wol = ax88179_set_wol, + .get_eeprom_len = ax88179_get_eeprom_len, + .get_eeprom = ax88179_get_eeprom, + .get_settings = ax88179_get_settings, + .set_settings = ax88179_set_settings, + .nway_reset = usbnet_nway_reset, +}; + +static void ax88179_set_multicast(struct net_device *net) +{ + struct usbnet *dev = netdev_priv(net); + struct ax88179_data *data = (struct ax88179_data *)dev->data; + u8 *m_filter = ((u8 *)dev->data) + 12; + + data->rxctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_CTL_IPE); + + if (net->flags & IFF_PROMISC) { + data->rxctl |= AX_RX_CTL_PRO; + } else if (net->flags & IFF_ALLMULTI || + netdev_mc_count(net) > AX_MAX_MCAST) { + data->rxctl |= AX_RX_CTL_AMALL; + } else if (netdev_mc_empty(net)) { + /* just broadcast and directed */ + } else { + /* We use the 20 byte dev->data for our 8 byte filter buffer + * to avoid allocating memory that is tricky to free later + */ + u32 crc_bits; + struct netdev_hw_addr *ha; + + memset(m_filter, 0, AX_MCAST_FLTSIZE); + + netdev_for_each_mc_addr(ha, net) { + crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26; + *(m_filter + (crc_bits >> 3)) |= (1 << (crc_bits & 7)); + } + + ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_MULFLTARY, + AX_MCAST_FLTSIZE, AX_MCAST_FLTSIZE, + m_filter); + + data->rxctl |= AX_RX_CTL_AM; + } + + ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_RX_CTL, + 2, 2, &data->rxctl); +} + +static int +ax88179_set_features(struct net_device *net, netdev_features_t features) +{ + u8 tmp; + struct usbnet *dev = netdev_priv(net); + netdev_features_t changed = net->features ^ features; + + if (changed & NETIF_F_IP_CSUM) { + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); + tmp ^= AX_TXCOE_TCP | AX_TXCOE_UDP; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); + } + + if (changed & NETIF_F_IPV6_CSUM) { + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); + tmp ^= AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); + } + + if (changed & NETIF_F_RXCSUM) { + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); + tmp ^= AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | + AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); + } + + return 0; +} + +static int ax88179_change_mtu(struct net_device *net, int new_mtu) +{ + struct usbnet *dev = netdev_priv(net); + u16 tmp16; + + if (new_mtu <= 0 || new_mtu > 4088) + return -EINVAL; + + net->mtu = new_mtu; + dev->hard_mtu = net->mtu + net->hard_header_len; + + if (net->mtu > 1500) { + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, + 2, 2, &tmp16); + tmp16 |= AX_MEDIUM_JUMBO_EN; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, + 2, 2, &tmp16); + } else { + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, + 2, 2, &tmp16); + tmp16 &= ~AX_MEDIUM_JUMBO_EN; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, + 2, 2, &tmp16); + } + + return 0; +} + +static int ax88179_set_mac_addr(struct net_device *net, void *p) +{ + struct usbnet *dev = netdev_priv(net); + struct sockaddr *addr = p; + + if (netif_running(net)) + return -EBUSY; + if (!is_valid_ether_addr(addr->sa_data)) + return -EADDRNOTAVAIL; + + memcpy(net->dev_addr, addr->sa_data, ETH_ALEN); + + /* Set the MAC address */ + return ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, + ETH_ALEN, net->dev_addr); +} + +static const struct net_device_ops ax88179_netdev_ops = { + .ndo_open = usbnet_open, + .ndo_stop = usbnet_stop, + .ndo_start_xmit = usbnet_start_xmit, + .ndo_tx_timeout = usbnet_tx_timeout, + .ndo_change_mtu = ax88179_change_mtu, + .ndo_set_mac_address = ax88179_set_mac_addr, + .ndo_validate_addr = eth_validate_addr, + .ndo_do_ioctl = ax88179_ioctl, + .ndo_set_rx_mode = ax88179_set_multicast, + .ndo_set_features = ax88179_set_features, +}; + +static int ax88179_check_eeprom(struct usbnet *dev) +{ + u8 i, buf, eeprom[20]; + u16 csum, delay = HZ / 10; + unsigned long jtimeout; + + /* Read EEPROM content */ + for (i = 0; i < 6; i++) { + buf = i; + if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, + 1, 1, &buf) < 0) + return -EINVAL; + + buf = EEP_RD; + if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, + 1, 1, &buf) < 0) + return -EINVAL; + + jtimeout = jiffies + delay; + do { + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, + 1, 1, &buf); + + if (time_after(jiffies, jtimeout)) + return -EINVAL; + + } while (buf & EEP_BUSY); + + __ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, + 2, 2, &eeprom[i * 2], 0); + + if ((i == 0) && (eeprom[0] == 0xFF)) + return -EINVAL; + } + + csum = eeprom[6] + eeprom[7] + eeprom[8] + eeprom[9]; + csum = (csum >> 8) + (csum & 0xff); + if ((csum + eeprom[10]) != 0xff) + return -EINVAL; + + return 0; +} + +static int ax88179_check_efuse(struct usbnet *dev, u16 *ledmode) +{ + u8 i; + u8 efuse[64]; + u16 csum = 0; + + if (ax88179_read_cmd(dev, AX_ACCESS_EFUS, 0, 64, 64, efuse) < 0) + return -EINVAL; + + if (*efuse == 0xFF) + return -EINVAL; + + for (i = 0; i < 64; i++) + csum = csum + efuse[i]; + + while (csum > 255) + csum = (csum & 0x00FF) + ((csum >> 8) & 0x00FF); + + if (csum != 0xFF) + return -EINVAL; + + *ledmode = (efuse[51] << 8) | efuse[52]; + + return 0; +} + +static int ax88179_convert_old_led(struct usbnet *dev, u16 *ledvalue) +{ + u16 led; + + /* Loaded the old eFuse LED Mode */ + if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x3C, 1, 2, &led) < 0) + return -EINVAL; + + led >>= 8; + switch (led) { + case 0xFF: + led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | + LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | + LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; + break; + case 0xFE: + led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | LED_VALID; + break; + case 0xFD: + led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | + LED2_LINK_10 | LED_VALID; + break; + case 0xFC: + led = LED0_ACTIVE | LED1_ACTIVE | LED1_LINK_1000 | LED2_ACTIVE | + LED2_LINK_100 | LED2_LINK_10 | LED_VALID; + break; + default: + led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | + LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | + LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; + break; + } + + *ledvalue = led; + + return 0; +} + +static int ax88179_led_setting(struct usbnet *dev) +{ + u8 ledfd, value = 0; + u16 tmp, ledact, ledlink, ledvalue = 0, delay = HZ / 10; + unsigned long jtimeout; + + /* Check AX88179 version. UA1 or UA2*/ + ax88179_read_cmd(dev, AX_ACCESS_MAC, GENERAL_STATUS, 1, 1, &value); + + if (!(value & AX_SECLD)) { /* UA1 */ + value = AX_GPIO_CTRL_GPIO3EN | AX_GPIO_CTRL_GPIO2EN | + AX_GPIO_CTRL_GPIO1EN; + if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_GPIO_CTRL, + 1, 1, &value) < 0) + return -EINVAL; + } + + /* Check EEPROM */ + if (!ax88179_check_eeprom(dev)) { + value = 0x42; + if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, + 1, 1, &value) < 0) + return -EINVAL; + + value = EEP_RD; + if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, + 1, 1, &value) < 0) + return -EINVAL; + + jtimeout = jiffies + delay; + do { + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, + 1, 1, &value); + + if (time_after(jiffies, jtimeout)) + return -EINVAL; + + } while (value & EEP_BUSY); + + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_HIGH, + 1, 1, &value); + ledvalue = (value << 8); + + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, + 1, 1, &value); + ledvalue |= value; + + /* load internal ROM for defaule setting */ + if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) + ax88179_convert_old_led(dev, &ledvalue); + + } else if (!ax88179_check_efuse(dev, &ledvalue)) { + if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) + ax88179_convert_old_led(dev, &ledvalue); + } else { + ax88179_convert_old_led(dev, &ledvalue); + } + + tmp = GMII_PHY_PGSEL_EXT; + ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, + GMII_PHY_PAGE_SELECT, 2, &tmp); + + tmp = 0x2c; + ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, + GMII_PHYPAGE, 2, &tmp); + + ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, + GMII_LED_ACT, 2, &ledact); + + ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, + GMII_LED_LINK, 2, &ledlink); + + ledact &= GMII_LED_ACTIVE_MASK; + ledlink &= GMII_LED_LINK_MASK; + + if (ledvalue & LED0_ACTIVE) + ledact |= GMII_LED0_ACTIVE; + + if (ledvalue & LED1_ACTIVE) + ledact |= GMII_LED1_ACTIVE; + + if (ledvalue & LED2_ACTIVE) + ledact |= GMII_LED2_ACTIVE; + + if (ledvalue & LED0_LINK_10) + ledlink |= GMII_LED0_LINK_10; + + if (ledvalue & LED1_LINK_10) + ledlink |= GMII_LED1_LINK_10; + + if (ledvalue & LED2_LINK_10) + ledlink |= GMII_LED2_LINK_10; + + if (ledvalue & LED0_LINK_100) + ledlink |= GMII_LED0_LINK_100; + + if (ledvalue & LED1_LINK_100) + ledlink |= GMII_LED1_LINK_100; + + if (ledvalue & LED2_LINK_100) + ledlink |= GMII_LED2_LINK_100; + + if (ledvalue & LED0_LINK_1000) + ledlink |= GMII_LED0_LINK_1000; + + if (ledvalue & LED1_LINK_1000) + ledlink |= GMII_LED1_LINK_1000; + + if (ledvalue & LED2_LINK_1000) + ledlink |= GMII_LED2_LINK_1000; + + tmp = ledact; + ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, + GMII_LED_ACT, 2, &tmp); + + tmp = ledlink; + ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, + GMII_LED_LINK, 2, &tmp); + + tmp = GMII_PHY_PGSEL_PAGE0; + ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, + GMII_PHY_PAGE_SELECT, 2, &tmp); + + /* LED full duplex setting */ + ledfd = 0; + if (ledvalue & LED0_FD) + ledfd |= 0x01; + else if ((ledvalue & LED0_USB3_MASK) == 0) + ledfd |= 0x02; + + if (ledvalue & LED1_FD) + ledfd |= 0x04; + else if ((ledvalue & LED1_USB3_MASK) == 0) + ledfd |= 0x08; + + if (ledvalue & LED2_FD) + ledfd |= 0x10; + else if ((ledvalue & LED2_USB3_MASK) == 0) + ledfd |= 0x20; + + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_LEDCTRL, 1, 1, &ledfd); + + return 0; +} + +static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf) +{ + u8 buf[5]; + u16 *tmp16; + u8 *tmp; + struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data; + + usbnet_get_endpoints(dev, intf); + + tmp16 = (u16 *)buf; + tmp = (u8 *)buf; + + memset(ax179_data, 0, sizeof(*ax179_data)); + + /* Power up ethernet PHY */ + *tmp16 = 0; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); + *tmp16 = AX_PHYPWR_RSTCTL_IPRL; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); + msleep(200); + + *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); + msleep(100); + + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, + ETH_ALEN, dev->net->dev_addr); + memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); + + /* RX bulk configuration */ + memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); + + dev->rx_urb_size = 1024 * 20; + + *tmp = 0x34; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); + + *tmp = 0x52; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, + 1, 1, tmp); + + dev->net->netdev_ops = &ax88179_netdev_ops; + dev->net->ethtool_ops = &ax88179_ethtool_ops; + dev->net->needed_headroom = 8; + + /* Initialize MII structure */ + dev->mii.dev = dev->net; + dev->mii.mdio_read = ax88179_mdio_read; + dev->mii.mdio_write = ax88179_mdio_write; + dev->mii.phy_id_mask = 0xff; + dev->mii.reg_num_mask = 0xff; + dev->mii.phy_id = 0x03; + dev->mii.supports_gmii = 1; + + dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | + NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_TSO; + + dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | + NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_TSO; + + /* Enable checksum offload */ + *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | + AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); + + *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | + AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); + + /* Configure RX control register => start operation */ + *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | + AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); + + *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | + AX_MONITOR_MODE_RWMP; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); + + /* Configure default medium type => giga */ + *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | + AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_ALWAYS_ONE | + AX_MEDIUM_FULL_DUPLEX | AX_MEDIUM_GIGAMODE; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, + 2, 2, tmp16); + + ax88179_led_setting(dev); + + /* Restart autoneg */ + mii_nway_restart(&dev->mii); + + netif_carrier_off(dev->net); + + return 0; +} + +static void ax88179_unbind(struct usbnet *dev, struct usb_interface *intf) +{ + u16 tmp16; + + /* Configure RX control register => stop operation */ + tmp16 = AX_RX_CTL_STOP; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); + + tmp16 = 0; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp16); + + /* Power down ethernet PHY */ + tmp16 = 0; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); +} + +static void +ax88179_rx_checksum(struct sk_buff *skb, u32 *pkt_hdr) +{ + skb->ip_summed = CHECKSUM_NONE; + + /* checksum error bit is set */ + if ((*pkt_hdr & AX_RXHDR_L3CSUM_ERR) || + (*pkt_hdr & AX_RXHDR_L4CSUM_ERR)) + return; + + /* It must be a TCP or UDP packet with a valid checksum */ + if (((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_TCP) || + ((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_UDP)) + skb->ip_summed = CHECKSUM_UNNECESSARY; +} + +static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) +{ + struct sk_buff *ax_skb; + int pkt_cnt; + u32 rx_hdr; + u16 hdr_off; + u32 *pkt_hdr; + + skb_trim(skb, skb->len - 4); + memcpy(&rx_hdr, skb_tail_pointer(skb), 4); + le32_to_cpus(&rx_hdr); + + pkt_cnt = (u16)rx_hdr; + hdr_off = (u16)(rx_hdr >> 16); + pkt_hdr = (u32 *)(skb->data + hdr_off); + + while (pkt_cnt--) { + u16 pkt_len; + + le32_to_cpus(pkt_hdr); + pkt_len = (*pkt_hdr >> 16) & 0x1fff; + + /* Check CRC or runt packet */ + if ((*pkt_hdr & AX_RXHDR_CRC_ERR) || + (*pkt_hdr & AX_RXHDR_DROP_ERR)) { + skb_pull(skb, (pkt_len + 7) & 0xFFF8); + pkt_hdr++; + continue; + } + + if (pkt_cnt == 0) { + /* Skip IP alignment psudo header */ + skb_pull(skb, 2); + skb->len = pkt_len; + skb_set_tail_pointer(skb, pkt_len); + skb->truesize = pkt_len + sizeof(struct sk_buff); + ax88179_rx_checksum(skb, pkt_hdr); + return 1; + } + + ax_skb = skb_clone(skb, GFP_ATOMIC); + if (ax_skb) { + ax_skb->len = pkt_len; + ax_skb->data = skb->data + 2; + skb_set_tail_pointer(ax_skb, pkt_len); + ax_skb->truesize = pkt_len + sizeof(struct sk_buff); + ax88179_rx_checksum(ax_skb, pkt_hdr); + usbnet_skb_return(dev, ax_skb); + } else { + return 0; + } + + skb_pull(skb, (pkt_len + 7) & 0xFFF8); + pkt_hdr++; + } + return 1; +} + +static struct sk_buff * +ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) +{ + u32 tx_hdr1, tx_hdr2; + int frame_size = dev->maxpacket; + int mss = skb_shinfo(skb)->gso_size; + int headroom; + int tailroom; + + tx_hdr1 = skb->len; + tx_hdr2 = mss; + if (((skb->len + 8) % frame_size) == 0) + tx_hdr2 |= 0x80008000; /* Enable padding */ + + skb_linearize(skb); + headroom = skb_headroom(skb); + tailroom = skb_tailroom(skb); + + if (!skb_header_cloned(skb) && + !skb_cloned(skb) && + (headroom + tailroom) >= 8) { + if (headroom < 8) { + skb->data = memmove(skb->head + 8, skb->data, skb->len); + skb_set_tail_pointer(skb, skb->len); + } + } else { + struct sk_buff *skb2; + + skb2 = skb_copy_expand(skb, 8, 0, flags); + dev_kfree_skb_any(skb); + skb = skb2; + if (!skb) + return NULL; + } + + skb_push(skb, 4); + cpu_to_le32s(&tx_hdr2); + skb_copy_to_linear_data(skb, &tx_hdr2, 4); + + skb_push(skb, 4); + cpu_to_le32s(&tx_hdr1); + skb_copy_to_linear_data(skb, &tx_hdr1, 4); + + return skb; +} + +static int ax88179_link_reset(struct usbnet *dev) +{ + struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data; + u8 tmp[5], link_sts; + u16 mode, tmp16, delay = HZ / 10; + u32 tmp32 = 0x40000000; + unsigned long jtimeout; + + jtimeout = jiffies + delay; + while (tmp32 & 0x40000000) { + mode = 0; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &mode); + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, + &ax179_data->rxctl); + + /*link up, check the usb device control TX FIFO full or empty*/ + ax88179_read_cmd(dev, 0x81, 0x8c, 0, 4, &tmp32); + + if (time_after(jiffies, jtimeout)) + return 0; + } + + mode = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | + AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_ALWAYS_ONE; + + ax88179_read_cmd(dev, AX_ACCESS_MAC, PHYSICAL_LINK_STATUS, + 1, 1, &link_sts); + + ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, + GMII_PHY_PHYSR, 2, &tmp16); + + if (!(tmp16 & GMII_PHY_PHYSR_LINK)) { + return 0; + } else if (GMII_PHY_PHYSR_GIGA == (tmp16 & GMII_PHY_PHYSR_SMASK)) { + mode |= AX_MEDIUM_GIGAMODE | AX_MEDIUM_EN_125MHZ; + if (dev->net->mtu > 1500) + mode |= AX_MEDIUM_JUMBO_EN; + + if (link_sts & AX_USB_SS) + memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); + else if (link_sts & AX_USB_HS) + memcpy(tmp, &AX88179_BULKIN_SIZE[1], 5); + else + memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); + } else if (GMII_PHY_PHYSR_100 == (tmp16 & GMII_PHY_PHYSR_SMASK)) { + mode |= AX_MEDIUM_PS; + + if (link_sts & (AX_USB_SS | AX_USB_HS)) + memcpy(tmp, &AX88179_BULKIN_SIZE[2], 5); + else + memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); + } else { + memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); + } + + /* RX bulk configuration */ + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); + + dev->rx_urb_size = (1024 * (tmp[3] + 2)); + + if (tmp16 & GMII_PHY_PHYSR_FULL) + mode |= AX_MEDIUM_FULL_DUPLEX; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, + 2, 2, &mode); + + netif_carrier_on(dev->net); + + return 0; +} + +static int ax88179_reset(struct usbnet *dev) +{ + u8 buf[5]; + u16 *tmp16; + u8 *tmp; + + tmp16 = (u16 *)buf; + tmp = (u8 *)buf; + + /* Power up ethernet PHY */ + *tmp16 = 0; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); + + *tmp16 = AX_PHYPWR_RSTCTL_IPRL; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); + msleep(200); + + *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); + msleep(100); + + /* Ethernet PHY Auto Detach*/ + ax88179_auto_detach(dev, 0); + + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN, + dev->net->dev_addr); + memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); + + /* RX bulk configuration */ + memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); + + dev->rx_urb_size = 1024 * 20; + + *tmp = 0x34; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); + + *tmp = 0x52; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, + 1, 1, tmp); + + dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | + NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_TSO; + + dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | + NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_TSO; + + /* Enable checksum offload */ + *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | + AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); + + *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | + AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); + + /* Configure RX control register => start operation */ + *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | + AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); + + *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | + AX_MONITOR_MODE_RWMP; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); + + /* Configure default medium type => giga */ + *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | + AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_ALWAYS_ONE | + AX_MEDIUM_FULL_DUPLEX | AX_MEDIUM_GIGAMODE; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, + 2, 2, tmp16); + + ax88179_led_setting(dev); + + /* Restart autoneg */ + mii_nway_restart(&dev->mii); + + netif_carrier_off(dev->net); + + return 0; +} + +static int ax88179_stop(struct usbnet *dev) +{ + u16 tmp16; + + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, + 2, 2, &tmp16); + tmp16 &= ~AX_MEDIUM_RECEIVE_EN; + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, + 2, 2, &tmp16); + + return 0; +} + +static const struct driver_info ax88179_info = { + .description = "ASIX AX88179 USB 3.0 Gigibit Ethernet", + .bind = ax88179_bind, + .unbind = ax88179_unbind, + .status = ax88179_status, + .link_reset = ax88179_link_reset, + .reset = ax88179_reset, + .stop = ax88179_stop, + .flags = FLAG_ETHER | FLAG_FRAMING_AX, + .rx_fixup = ax88179_rx_fixup, + .tx_fixup = ax88179_tx_fixup, +}; + +static const struct driver_info ax88178a_info = { + .description = "ASIX AX88178A USB 2.0 Gigibit Ethernet", + .bind = ax88179_bind, + .unbind = ax88179_unbind, + .status = ax88179_status, + .link_reset = ax88179_link_reset, + .reset = ax88179_reset, + .stop = ax88179_stop, + .flags = FLAG_ETHER | FLAG_FRAMING_AX, + .rx_fixup = ax88179_rx_fixup, + .tx_fixup = ax88179_tx_fixup, +}; + +static const struct driver_info sitecom_info = { + .description = "Sitecom USB 3.0 to Gigabit Adapter", + .bind = ax88179_bind, + .unbind = ax88179_unbind, + .status = ax88179_status, + .link_reset = ax88179_link_reset, + .reset = ax88179_reset, + .stop = ax88179_stop, + .flags = FLAG_ETHER | FLAG_FRAMING_AX, + .rx_fixup = ax88179_rx_fixup, + .tx_fixup = ax88179_tx_fixup, +}; + +static const struct usb_device_id products[] = { +{ + /* ASIX AX88179 10/100/1000 */ + USB_DEVICE(0x0b95, 0x1790), + .driver_info = (unsigned long)&ax88179_info, +}, { + /* ASIX AX88178A 10/100/1000 */ + USB_DEVICE(0x0b95, 0x178a), + .driver_info = (unsigned long)&ax88178a_info, +}, { + /* Sitecom USB 3.0 to Gigabit Adapter */ + USB_DEVICE(0x0df6, 0x0072), + .driver_info = (unsigned long) &sitecom_info, +}, + { }, +}; +MODULE_DEVICE_TABLE(usb, products); + +static struct usb_driver ax88179_178a_driver = { + .name = "ax88179_178a", + .id_table = products, + .probe = usbnet_probe, + .suspend = ax88179_suspend, + .resume = ax88179_resume, + .disconnect = usbnet_disconnect, + .supports_autosuspend = 1, + .disable_hub_initiated_lpm = 1, +}; + +module_usb_driver(ax88179_178a_driver); + +MODULE_DESCRIPTION("ASIX AX88179/178A based USB 3.0/2.0 Gigabit Ethernet Devices"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c index 248d2dc765a5..16c842997291 100644 --- a/drivers/net/usb/cdc_mbim.c +++ b/drivers/net/usb/cdc_mbim.c @@ -68,18 +68,9 @@ static int cdc_mbim_bind(struct usbnet *dev, struct usb_interface *intf) struct cdc_ncm_ctx *ctx; struct usb_driver *subdriver = ERR_PTR(-ENODEV); int ret = -ENODEV; - u8 data_altsetting = CDC_NCM_DATA_ALTSETTING_NCM; + u8 data_altsetting = cdc_ncm_select_altsetting(dev, intf); struct cdc_mbim_state *info = (void *)&dev->data; - /* see if interface supports MBIM alternate setting */ - if (intf->num_altsetting == 2) { - if (!cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) - usb_set_interface(dev->udev, - intf->cur_altsetting->desc.bInterfaceNumber, - CDC_NCM_COMM_ALTSETTING_MBIM); - data_altsetting = CDC_NCM_DATA_ALTSETTING_MBIM; - } - /* Probably NCM, defer for cdc_ncm_bind */ if (!cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) goto err; diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 4a8c25a22294..4709fa3497cf 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -55,6 +55,14 @@ #define DRIVER_VERSION "14-Mar-2012" +#if IS_ENABLED(CONFIG_USB_NET_CDC_MBIM) +static bool prefer_mbim = true; +#else +static bool prefer_mbim; +#endif +module_param(prefer_mbim, bool, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(prefer_mbim, "Prefer MBIM setting on dual NCM/MBIM functions"); + static void cdc_ncm_txpath_bh(unsigned long param); static void cdc_ncm_tx_timeout_start(struct cdc_ncm_ctx *ctx); static enum hrtimer_restart cdc_ncm_tx_timer_cb(struct hrtimer *hr_timer); @@ -550,9 +558,12 @@ void cdc_ncm_unbind(struct usbnet *dev, struct usb_interface *intf) } EXPORT_SYMBOL_GPL(cdc_ncm_unbind); -static int cdc_ncm_bind(struct usbnet *dev, struct usb_interface *intf) +/* Select the MBIM altsetting iff it is preferred and available, + * returning the number of the corresponding data interface altsetting + */ +u8 cdc_ncm_select_altsetting(struct usbnet *dev, struct usb_interface *intf) { - int ret; + struct usb_host_interface *alt; /* The MBIM spec defines a NCM compatible default altsetting, * which we may have matched: @@ -568,23 +579,27 @@ static int cdc_ncm_bind(struct usbnet *dev, struct usb_interface *intf) * endpoint descriptors, shall be constructed according to * the rules given in section 6 (USB Device Model) of this * specification." - * - * Do not bind to such interfaces, allowing cdc_mbim to handle - * them */ -#if IS_ENABLED(CONFIG_USB_NET_CDC_MBIM) - if ((intf->num_altsetting == 2) && - !usb_set_interface(dev->udev, - intf->cur_altsetting->desc.bInterfaceNumber, - CDC_NCM_COMM_ALTSETTING_MBIM)) { - if (cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) - return -ENODEV; - else - usb_set_interface(dev->udev, - intf->cur_altsetting->desc.bInterfaceNumber, - CDC_NCM_COMM_ALTSETTING_NCM); + if (prefer_mbim && intf->num_altsetting == 2) { + alt = usb_altnum_to_altsetting(intf, CDC_NCM_COMM_ALTSETTING_MBIM); + if (alt && cdc_ncm_comm_intf_is_mbim(alt) && + !usb_set_interface(dev->udev, + intf->cur_altsetting->desc.bInterfaceNumber, + CDC_NCM_COMM_ALTSETTING_MBIM)) + return CDC_NCM_DATA_ALTSETTING_MBIM; } -#endif + return CDC_NCM_DATA_ALTSETTING_NCM; +} +EXPORT_SYMBOL_GPL(cdc_ncm_select_altsetting); + +static int cdc_ncm_bind(struct usbnet *dev, struct usb_interface *intf) +{ + int ret; + + /* MBIM backwards compatible function? */ + cdc_ncm_select_altsetting(dev, intf); + if (cdc_ncm_comm_intf_is_mbim(intf->cur_altsetting)) + return -ENODEV; /* NCM data altsetting is always 1 */ ret = cdc_ncm_bind_common(dev, intf, 1); @@ -1213,6 +1228,14 @@ static const struct usb_device_id cdc_devs[] = { .driver_info = (unsigned long) &wwan_info, }, + /* tag Huawei devices as wwan */ + { USB_VENDOR_AND_INTERFACE_INFO(0x12d1, + USB_CLASS_COMM, + USB_CDC_SUBCLASS_NCM, + USB_CDC_PROTO_NONE), + .driver_info = (unsigned long)&wwan_info, + }, + /* Huawei NCM devices disguised as vendor specific */ { USB_VENDOR_AND_INTERFACE_INFO(0x12d1, 0xff, 0x02, 0x16), .driver_info = (unsigned long)&wwan_info, diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index efb5c7c33a28..968d5d50751d 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -139,16 +139,9 @@ static int qmi_wwan_bind(struct usbnet *dev, struct usb_interface *intf) BUILD_BUG_ON((sizeof(((struct usbnet *)0)->data) < sizeof(struct qmi_wwan_state))); - /* control and data is shared? */ - if (intf->cur_altsetting->desc.bNumEndpoints == 3) { - info->control = intf; - info->data = intf; - goto shared; - } - - /* else require a single interrupt status endpoint on control intf */ - if (intf->cur_altsetting->desc.bNumEndpoints != 1) - goto err; + /* set up initial state */ + info->control = intf; + info->data = intf; /* and a number of CDC descriptors */ while (len > 3) { @@ -207,25 +200,14 @@ next_desc: buf += h->bLength; } - /* did we find all the required ones? */ - if (!(found & (1 << USB_CDC_HEADER_TYPE)) || - !(found & (1 << USB_CDC_UNION_TYPE))) { - dev_err(&intf->dev, "CDC functional descriptors missing\n"); - goto err; - } - - /* verify CDC Union */ - if (desc->bInterfaceNumber != cdc_union->bMasterInterface0) { - dev_err(&intf->dev, "bogus CDC Union: master=%u\n", cdc_union->bMasterInterface0); - goto err; - } - - /* need to save these for unbind */ - info->control = intf; - info->data = usb_ifnum_to_if(dev->udev, cdc_union->bSlaveInterface0); - if (!info->data) { - dev_err(&intf->dev, "bogus CDC Union: slave=%u\n", cdc_union->bSlaveInterface0); - goto err; + /* Use separate control and data interfaces if we found a CDC Union */ + if (cdc_union) { + info->data = usb_ifnum_to_if(dev->udev, cdc_union->bSlaveInterface0); + if (desc->bInterfaceNumber != cdc_union->bMasterInterface0 || !info->data) { + dev_err(&intf->dev, "bogus CDC Union: master=%u, slave=%u\n", + cdc_union->bMasterInterface0, cdc_union->bSlaveInterface0); + goto err; + } } /* errors aren't fatal - we can live with the dynamic address */ @@ -235,11 +217,12 @@ next_desc: } /* claim data interface and set it up */ - status = usb_driver_claim_interface(driver, info->data, dev); - if (status < 0) - goto err; + if (info->control != info->data) { + status = usb_driver_claim_interface(driver, info->data, dev); + if (status < 0) + goto err; + } -shared: status = qmi_wwan_register_subdriver(dev); if (status < 0 && info->control != info->data) { usb_set_intfdata(info->data, NULL); diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index 4aad350e4dae..eae7a03d4f9b 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -2958,6 +2958,7 @@ vmxnet3_probe_device(struct pci_dev *pdev, adapter->num_rx_queues = num_rx_queues; adapter->num_tx_queues = num_tx_queues; + adapter->rx_buf_per_pkt = 1; size = sizeof(struct Vmxnet3_TxQueueDesc) * adapter->num_tx_queues; size += sizeof(struct Vmxnet3_RxQueueDesc) * adapter->num_rx_queues; diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c index a0feb17a0238..63a124340cbe 100644 --- a/drivers/net/vmxnet3/vmxnet3_ethtool.c +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -472,6 +472,12 @@ vmxnet3_set_ringparam(struct net_device *netdev, VMXNET3_RX_RING_MAX_SIZE) return -EINVAL; + /* if adapter not yet initialized, do nothing */ + if (adapter->rx_buf_per_pkt == 0) { + netdev_err(netdev, "adapter not completely initialized, " + "ring size cannot be changed yet\n"); + return -EOPNOTSUPP; + } /* round it up to a multiple of VMXNET3_RING_SIZE_ALIGN */ new_tx_ring_size = (param->tx_pending + VMXNET3_RING_SIZE_MASK) & diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h index 3198384689d9..35418146fa17 100644 --- a/drivers/net/vmxnet3/vmxnet3_int.h +++ b/drivers/net/vmxnet3/vmxnet3_int.h @@ -70,10 +70,10 @@ /* * Version numbers */ -#define VMXNET3_DRIVER_VERSION_STRING "1.1.29.0-k" +#define VMXNET3_DRIVER_VERSION_STRING "1.1.30.0-k" /* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */ -#define VMXNET3_DRIVER_VERSION_NUM 0x01011D00 +#define VMXNET3_DRIVER_VERSION_NUM 0x01011E00 #if defined(CONFIG_PCI_MSI) /* RSS only makes sense if MSI-X is supported. */ diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index f10e58ac9c1b..7cee7a3068ec 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -961,6 +961,8 @@ static netdev_tx_t vxlan_xmit(struct sk_buff *skb, struct net_device *dev) iph->ttl = ttl ? : ip4_dst_hoplimit(&rt->dst); tunnel_ip_select_ident(skb, old_iph, &rt->dst); + nf_reset(skb); + vxlan_set_owner(dev, skb); /* See iptunnel_xmit() */ @@ -1504,6 +1506,14 @@ static __net_init int vxlan_init_net(struct net *net) static __net_exit void vxlan_exit_net(struct net *net) { struct vxlan_net *vn = net_generic(net, vxlan_net_id); + struct vxlan_dev *vxlan; + unsigned h; + + rtnl_lock(); + for (h = 0; h < VNI_HASH_SIZE; ++h) + hlist_for_each_entry(vxlan, &vn->vni_list[h], hlist) + dev_close(vxlan->dev); + rtnl_unlock(); if (vn->sock) { sk_release_kernel(vn->sock->sk); diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index 53295418f576..6125adb520a3 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -4506,108 +4506,75 @@ static int setup_proc_entry( struct net_device *dev, apriv->proc_entry = proc_mkdir_mode(apriv->proc_name, airo_perm, airo_entry); if (!apriv->proc_entry) - goto fail; - apriv->proc_entry->uid = proc_kuid; - apriv->proc_entry->gid = proc_kgid; + return -ENOMEM; + proc_set_user(apriv->proc_entry, proc_kuid, proc_kgid); /* Setup the StatsDelta */ entry = proc_create_data("StatsDelta", S_IRUGO & proc_perm, apriv->proc_entry, &proc_statsdelta_ops, dev); if (!entry) - goto fail_stats_delta; - entry->uid = proc_kuid; - entry->gid = proc_kgid; + goto fail; + proc_set_user(entry, proc_kuid, proc_kgid); /* Setup the Stats */ entry = proc_create_data("Stats", S_IRUGO & proc_perm, apriv->proc_entry, &proc_stats_ops, dev); if (!entry) - goto fail_stats; - entry->uid = proc_kuid; - entry->gid = proc_kgid; + goto fail; + proc_set_user(entry, proc_kuid, proc_kgid); /* Setup the Status */ entry = proc_create_data("Status", S_IRUGO & proc_perm, apriv->proc_entry, &proc_status_ops, dev); if (!entry) - goto fail_status; - entry->uid = proc_kuid; - entry->gid = proc_kgid; + goto fail; + proc_set_user(entry, proc_kuid, proc_kgid); /* Setup the Config */ entry = proc_create_data("Config", proc_perm, apriv->proc_entry, &proc_config_ops, dev); if (!entry) - goto fail_config; - entry->uid = proc_kuid; - entry->gid = proc_kgid; + goto fail; + proc_set_user(entry, proc_kuid, proc_kgid); /* Setup the SSID */ entry = proc_create_data("SSID", proc_perm, apriv->proc_entry, &proc_SSID_ops, dev); if (!entry) - goto fail_ssid; - entry->uid = proc_kuid; - entry->gid = proc_kgid; + goto fail; + proc_set_user(entry, proc_kuid, proc_kgid); /* Setup the APList */ entry = proc_create_data("APList", proc_perm, apriv->proc_entry, &proc_APList_ops, dev); if (!entry) - goto fail_aplist; - entry->uid = proc_kuid; - entry->gid = proc_kgid; + goto fail; + proc_set_user(entry, proc_kuid, proc_kgid); /* Setup the BSSList */ entry = proc_create_data("BSSList", proc_perm, apriv->proc_entry, &proc_BSSList_ops, dev); if (!entry) - goto fail_bsslist; - entry->uid = proc_kuid; - entry->gid = proc_kgid; + goto fail; + proc_set_user(entry, proc_kuid, proc_kgid); /* Setup the WepKey */ entry = proc_create_data("WepKey", proc_perm, apriv->proc_entry, &proc_wepkey_ops, dev); if (!entry) - goto fail_wepkey; - entry->uid = proc_kuid; - entry->gid = proc_kgid; - + goto fail; + proc_set_user(entry, proc_kuid, proc_kgid); return 0; -fail_wepkey: - remove_proc_entry("BSSList", apriv->proc_entry); -fail_bsslist: - remove_proc_entry("APList", apriv->proc_entry); -fail_aplist: - remove_proc_entry("SSID", apriv->proc_entry); -fail_ssid: - remove_proc_entry("Config", apriv->proc_entry); -fail_config: - remove_proc_entry("Status", apriv->proc_entry); -fail_status: - remove_proc_entry("Stats", apriv->proc_entry); -fail_stats: - remove_proc_entry("StatsDelta", apriv->proc_entry); -fail_stats_delta: - remove_proc_entry(apriv->proc_name, airo_entry); fail: + remove_proc_subtree(apriv->proc_name, airo_entry); return -ENOMEM; } static int takedown_proc_entry( struct net_device *dev, - struct airo_info *apriv ) { - if ( !apriv->proc_entry->namelen ) return 0; - remove_proc_entry("Stats",apriv->proc_entry); - remove_proc_entry("StatsDelta",apriv->proc_entry); - remove_proc_entry("Status",apriv->proc_entry); - remove_proc_entry("Config",apriv->proc_entry); - remove_proc_entry("SSID",apriv->proc_entry); - remove_proc_entry("APList",apriv->proc_entry); - remove_proc_entry("BSSList",apriv->proc_entry); - remove_proc_entry("WepKey",apriv->proc_entry); - remove_proc_entry(apriv->proc_name,airo_entry); + struct airo_info *apriv ) +{ + remove_proc_subtree(apriv->proc_name, airo_entry); return 0; } @@ -4663,8 +4630,7 @@ static ssize_t proc_write( struct file *file, static int proc_status_open(struct inode *inode, struct file *file) { struct proc_data *data; - struct proc_dir_entry *dp = PDE(inode); - struct net_device *dev = dp->data; + struct net_device *dev = PDE_DATA(inode); struct airo_info *apriv = dev->ml_priv; CapabilityRid cap_rid; StatusRid status_rid; @@ -4746,8 +4712,7 @@ static int proc_stats_rid_open( struct inode *inode, u16 rid ) { struct proc_data *data; - struct proc_dir_entry *dp = PDE(inode); - struct net_device *dev = dp->data; + struct net_device *dev = PDE_DATA(inode); struct airo_info *apriv = dev->ml_priv; StatsRid stats; int i, j; @@ -4809,8 +4774,7 @@ static inline int sniffing_mode(struct airo_info *ai) static void proc_config_on_close(struct inode *inode, struct file *file) { struct proc_data *data = file->private_data; - struct proc_dir_entry *dp = PDE(inode); - struct net_device *dev = dp->data; + struct net_device *dev = PDE_DATA(inode); struct airo_info *ai = dev->ml_priv; char *line; @@ -5021,8 +4985,7 @@ static const char *get_rmode(__le16 mode) static int proc_config_open(struct inode *inode, struct file *file) { struct proc_data *data; - struct proc_dir_entry *dp = PDE(inode); - struct net_device *dev = dp->data; + struct net_device *dev = PDE_DATA(inode); struct airo_info *ai = dev->ml_priv; int i; __le16 mode; @@ -5112,8 +5075,7 @@ static int proc_config_open(struct inode *inode, struct file *file) static void proc_SSID_on_close(struct inode *inode, struct file *file) { struct proc_data *data = file->private_data; - struct proc_dir_entry *dp = PDE(inode); - struct net_device *dev = dp->data; + struct net_device *dev = PDE_DATA(inode); struct airo_info *ai = dev->ml_priv; SsidRid SSID_rid; int i; @@ -5148,8 +5110,7 @@ static void proc_SSID_on_close(struct inode *inode, struct file *file) static void proc_APList_on_close( struct inode *inode, struct file *file ) { struct proc_data *data = file->private_data; - struct proc_dir_entry *dp = PDE(inode); - struct net_device *dev = dp->data; + struct net_device *dev = PDE_DATA(inode); struct airo_info *ai = dev->ml_priv; APListRid APList_rid; int i; @@ -5283,8 +5244,7 @@ static int set_wep_tx_idx(struct airo_info *ai, u16 index, int perm, int lock) static void proc_wepkey_on_close( struct inode *inode, struct file *file ) { struct proc_data *data; - struct proc_dir_entry *dp = PDE(inode); - struct net_device *dev = dp->data; + struct net_device *dev = PDE_DATA(inode); struct airo_info *ai = dev->ml_priv; int i, rc; char key[16]; @@ -5335,8 +5295,7 @@ static void proc_wepkey_on_close( struct inode *inode, struct file *file ) { static int proc_wepkey_open( struct inode *inode, struct file *file ) { struct proc_data *data; - struct proc_dir_entry *dp = PDE(inode); - struct net_device *dev = dp->data; + struct net_device *dev = PDE_DATA(inode); struct airo_info *ai = dev->ml_priv; char *ptr; WepKeyRid wkr; @@ -5384,8 +5343,7 @@ static int proc_wepkey_open( struct inode *inode, struct file *file ) static int proc_SSID_open(struct inode *inode, struct file *file) { struct proc_data *data; - struct proc_dir_entry *dp = PDE(inode); - struct net_device *dev = dp->data; + struct net_device *dev = PDE_DATA(inode); struct airo_info *ai = dev->ml_priv; int i; char *ptr; @@ -5428,8 +5386,7 @@ static int proc_SSID_open(struct inode *inode, struct file *file) static int proc_APList_open( struct inode *inode, struct file *file ) { struct proc_data *data; - struct proc_dir_entry *dp = PDE(inode); - struct net_device *dev = dp->data; + struct net_device *dev = PDE_DATA(inode); struct airo_info *ai = dev->ml_priv; int i; char *ptr; @@ -5468,8 +5425,7 @@ static int proc_APList_open( struct inode *inode, struct file *file ) { static int proc_BSSList_open( struct inode *inode, struct file *file ) { struct proc_data *data; - struct proc_dir_entry *dp = PDE(inode); - struct net_device *dev = dp->data; + struct net_device *dev = PDE_DATA(inode); struct airo_info *ai = dev->ml_priv; char *ptr; BSSListRid BSSList_rid; @@ -5706,10 +5662,8 @@ static int __init airo_init_module( void ) airo_entry = proc_mkdir_mode("driver/aironet", airo_perm, NULL); - if (airo_entry) { - airo_entry->uid = proc_kuid; - airo_entry->gid = proc_kgid; - } + if (airo_entry) + proc_set_user(airo_entry, proc_kuid, proc_kgid); for (i = 0; i < 4 && io[i] && irq[i]; i++) { airo_print_info("", "Trying to configure ISA adapter at irq=%d " diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index 4cc13940c895..f76c3ca07a45 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -1023,6 +1023,7 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, AR_PHY_AGC_CONTROL_FLTR_CAL | AR_PHY_AGC_CONTROL_PKDET_CAL; + /* Use chip chainmask only for calibration */ ar9003_hw_set_chain_masks(ah, ah->caps.rx_chainmask, ah->caps.tx_chainmask); if (rtt) { @@ -1150,6 +1151,9 @@ skip_tx_iqcal: ar9003_hw_rtt_disable(ah); } + /* Revert chainmask to runtime parameters */ + ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); + /* Initialize list pointers */ ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL; diff --git a/drivers/net/wireless/ath/ath9k/common.h b/drivers/net/wireless/ath/ath9k/common.h index 5f845beeb18b..050ca4a4850d 100644 --- a/drivers/net/wireless/ath/ath9k/common.h +++ b/drivers/net/wireless/ath/ath9k/common.h @@ -27,7 +27,7 @@ #define WME_MAX_BA WME_BA_BMP_SIZE #define ATH_TID_MAX_BUFS (2 * WME_MAX_BA) -#define ATH_RSSI_DUMMY_MARKER 0x127 +#define ATH_RSSI_DUMMY_MARKER 127 #define ATH_RSSI_LPF_LEN 10 #define RSSI_LPF_THRESHOLD -20 #define ATH_RSSI_EP_MULTIPLIER (1<<7) diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h index 96bfb18078fa..d3b099d7898b 100644 --- a/drivers/net/wireless/ath/ath9k/htc.h +++ b/drivers/net/wireless/ath/ath9k/htc.h @@ -22,6 +22,7 @@ #include <linux/firmware.h> #include <linux/skbuff.h> #include <linux/netdevice.h> +#include <linux/etherdevice.h> #include <linux/leds.h> #include <linux/slab.h> #include <net/mac80211.h> diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c index 3ad1fd05c5e7..bd8251c1c749 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c @@ -1067,15 +1067,19 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv, last_rssi = priv->rx.last_rssi; - if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER)) - rxbuf->rxstatus.rs_rssi = ATH_EP_RND(last_rssi, - ATH_RSSI_EP_MULTIPLIER); + if (ieee80211_is_beacon(hdr->frame_control) && + !is_zero_ether_addr(common->curbssid) && + ether_addr_equal(hdr->addr3, common->curbssid)) { + s8 rssi = rxbuf->rxstatus.rs_rssi; - if (rxbuf->rxstatus.rs_rssi < 0) - rxbuf->rxstatus.rs_rssi = 0; + if (likely(last_rssi != ATH_RSSI_DUMMY_MARKER)) + rssi = ATH_EP_RND(last_rssi, ATH_RSSI_EP_MULTIPLIER); - if (ieee80211_is_beacon(fc)) - priv->ah->stats.avgbrssi = rxbuf->rxstatus.rs_rssi; + if (rssi < 0) + rssi = 0; + + priv->ah->stats.avgbrssi = rssi; + } rx_status->mactime = be64_to_cpu(rxbuf->rxstatus.rs_tstamp); rx_status->band = hw->conf.channel->band; diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 2a2ae403e0e5..07e25260c31d 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -1463,7 +1463,9 @@ static bool ath9k_hw_chip_reset(struct ath_hw *ah, reset_type = ATH9K_RESET_POWER_ON; else reset_type = ATH9K_RESET_COLD; - } + } else if (ah->chip_fullsleep || REG_READ(ah, AR_Q_TXE) || + (REG_READ(ah, AR_CR) & AR_CR_RXE)) + reset_type = ATH9K_RESET_COLD; if (!ath9k_hw_set_reset_reg(ah, reset_type)) return false; diff --git a/drivers/net/wireless/ath/ath9k/link.c b/drivers/net/wireless/ath/ath9k/link.c index ade3afb21f91..39c84ecf6a42 100644 --- a/drivers/net/wireless/ath/ath9k/link.c +++ b/drivers/net/wireless/ath/ath9k/link.c @@ -28,21 +28,21 @@ void ath_tx_complete_poll_work(struct work_struct *work) int i; bool needreset = false; - for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) - if (ATH_TXQ_SETUP(sc, i)) { - txq = &sc->tx.txq[i]; - ath_txq_lock(sc, txq); - if (txq->axq_depth) { - if (txq->axq_tx_inprogress) { - needreset = true; - ath_txq_unlock(sc, txq); - break; - } else { - txq->axq_tx_inprogress = true; - } + for (i = 0; i < IEEE80211_NUM_ACS; i++) { + txq = sc->tx.txq_map[i]; + + ath_txq_lock(sc, txq); + if (txq->axq_depth) { + if (txq->axq_tx_inprogress) { + needreset = true; + ath_txq_unlock(sc, txq); + break; + } else { + txq->axq_tx_inprogress = true; } - ath_txq_unlock_complete(sc, txq); } + ath_txq_unlock_complete(sc, txq); + } if (needreset) { ath_dbg(ath9k_hw_common(sc->sc_ah), RESET, diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c index 65fc9683bfd8..76c7694518d9 100644 --- a/drivers/net/wireless/ath/wil6210/debugfs.c +++ b/drivers/net/wireless/ath/wil6210/debugfs.c @@ -216,7 +216,7 @@ DEFINE_SIMPLE_ATTRIBUTE(fops_iomem_x32, wil_debugfs_iomem_x32_get, wil_debugfs_iomem_x32_set, "0x%08llx\n"); static struct dentry *wil_debugfs_create_iomem_x32(const char *name, - mode_t mode, + umode_t mode, struct dentry *parent, void __iomem *value) { @@ -367,7 +367,7 @@ static const struct file_operations fops_ioblob = { static struct dentry *wil_debugfs_create_ioblob(const char *name, - mode_t mode, + umode_t mode, struct dentry *parent, struct debugfs_blob_wrapper *blob) { diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c index 4374079dfc2a..23a3498f14d4 100644 --- a/drivers/net/wireless/atmel.c +++ b/drivers/net/wireless/atmel.c @@ -63,6 +63,7 @@ #include <net/iw_handler.h> #include <linux/crc32.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/device.h> #include <linux/moduleparam.h> #include <linux/firmware.h> @@ -1409,30 +1410,28 @@ static int atmel_validate_channel(struct atmel_private *priv, int channel) return 0; } -static int atmel_proc_output (char *buf, struct atmel_private *priv) +static int atmel_proc_show(struct seq_file *m, void *v) { + struct atmel_private *priv = m->private; int i; - char *p = buf; char *s, *r, *c; - p += sprintf(p, "Driver version:\t\t%d.%d\n", - DRIVER_MAJOR, DRIVER_MINOR); + seq_printf(m, "Driver version:\t\t%d.%d\n", DRIVER_MAJOR, DRIVER_MINOR); if (priv->station_state != STATION_STATE_DOWN) { - p += sprintf(p, "Firmware version:\t%d.%d build %d\n" - "Firmware location:\t", - priv->host_info.major_version, - priv->host_info.minor_version, - priv->host_info.build_version); + seq_printf(m, + "Firmware version:\t%d.%d build %d\n" + "Firmware location:\t", + priv->host_info.major_version, + priv->host_info.minor_version, + priv->host_info.build_version); if (priv->card_type != CARD_TYPE_EEPROM) - p += sprintf(p, "on card\n"); + seq_puts(m, "on card\n"); else if (priv->firmware) - p += sprintf(p, "%s loaded by host\n", - priv->firmware_id); + seq_printf(m, "%s loaded by host\n", priv->firmware_id); else - p += sprintf(p, "%s loaded by hotplug\n", - priv->firmware_id); + seq_printf(m, "%s loaded by hotplug\n", priv->firmware_id); switch (priv->card_type) { case CARD_TYPE_PARALLEL_FLASH: @@ -1453,12 +1452,12 @@ static int atmel_proc_output (char *buf, struct atmel_private *priv) if (priv->reg_domain == channel_table[i].reg_domain) r = channel_table[i].name; - p += sprintf(p, "MAC memory type:\t%s\n", c); - p += sprintf(p, "Regulatory domain:\t%s\n", r); - p += sprintf(p, "Host CRC checking:\t%s\n", - priv->do_rx_crc ? "On" : "Off"); - p += sprintf(p, "WPA-capable firmware:\t%s\n", - priv->use_wpa ? "Yes" : "No"); + seq_printf(m, "MAC memory type:\t%s\n", c); + seq_printf(m, "Regulatory domain:\t%s\n", r); + seq_printf(m, "Host CRC checking:\t%s\n", + priv->do_rx_crc ? "On" : "Off"); + seq_printf(m, "WPA-capable firmware:\t%s\n", + priv->use_wpa ? "Yes" : "No"); } switch (priv->station_state) { @@ -1490,26 +1489,22 @@ static int atmel_proc_output (char *buf, struct atmel_private *priv) s = "<unknown>"; } - p += sprintf(p, "Current state:\t\t%s\n", s); - return p - buf; + seq_printf(m, "Current state:\t\t%s\n", s); + return 0; } -static int atmel_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int atmel_proc_open(struct inode *inode, struct file *file) { - struct atmel_private *priv = data; - int len = atmel_proc_output (page, priv); - if (len <= off+count) - *eof = 1; - *start = page + off; - len -= off; - if (len > count) - len = count; - if (len < 0) - len = 0; - return len; + return single_open(file, atmel_proc_show, PDE_DATA(inode)); } +static const struct file_operations atmel_proc_fops = { + .open = atmel_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + static const struct net_device_ops atmel_netdev_ops = { .ndo_open = atmel_open, .ndo_stop = atmel_close, @@ -1525,7 +1520,6 @@ struct net_device *init_atmel_card(unsigned short irq, unsigned long port, struct device *sys_dev, int (*card_present)(void *), void *card) { - struct proc_dir_entry *ent; struct net_device *dev; struct atmel_private *priv; int rc; @@ -1630,8 +1624,7 @@ struct net_device *init_atmel_card(unsigned short irq, unsigned long port, netif_carrier_off(dev); - ent = create_proc_read_entry ("driver/atmel", 0, NULL, atmel_read_proc, priv); - if (!ent) + if (!proc_create_data("driver/atmel", 0, NULL, &atmel_proc_fops, priv)); printk(KERN_WARNING "atmel: unable to create /proc entry.\n"); printk(KERN_INFO "%s: Atmel at76c50x. Version %d.%d. MAC %pM\n", diff --git a/drivers/net/wireless/hostap/hostap_ap.c b/drivers/net/wireless/hostap/hostap_ap.c index dd9a18f8dbca..19c45e363aa7 100644 --- a/drivers/net/wireless/hostap/hostap_ap.c +++ b/drivers/net/wireless/hostap/hostap_ap.c @@ -17,6 +17,7 @@ */ #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/delay.h> #include <linux/random.h> #include <linux/if_arp.h> @@ -64,28 +65,32 @@ static void prism2_send_mgmt(struct net_device *dev, #ifndef PRISM2_NO_PROCFS_DEBUG -static int ap_debug_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) -{ - char *p = page; - struct ap_data *ap = (struct ap_data *) data; - - if (off != 0) { - *eof = 1; - return 0; - } - - p += sprintf(p, "BridgedUnicastFrames=%u\n", ap->bridged_unicast); - p += sprintf(p, "BridgedMulticastFrames=%u\n", ap->bridged_multicast); - p += sprintf(p, "max_inactivity=%u\n", ap->max_inactivity / HZ); - p += sprintf(p, "bridge_packets=%u\n", ap->bridge_packets); - p += sprintf(p, "nullfunc_ack=%u\n", ap->nullfunc_ack); - p += sprintf(p, "autom_ap_wds=%u\n", ap->autom_ap_wds); - p += sprintf(p, "auth_algs=%u\n", ap->local->auth_algs); - p += sprintf(p, "tx_drop_nonassoc=%u\n", ap->tx_drop_nonassoc); +static int ap_debug_proc_show(struct seq_file *m, void *v) +{ + struct ap_data *ap = m->private; + + seq_printf(m, "BridgedUnicastFrames=%u\n", ap->bridged_unicast); + seq_printf(m, "BridgedMulticastFrames=%u\n", ap->bridged_multicast); + seq_printf(m, "max_inactivity=%u\n", ap->max_inactivity / HZ); + seq_printf(m, "bridge_packets=%u\n", ap->bridge_packets); + seq_printf(m, "nullfunc_ack=%u\n", ap->nullfunc_ack); + seq_printf(m, "autom_ap_wds=%u\n", ap->autom_ap_wds); + seq_printf(m, "auth_algs=%u\n", ap->local->auth_algs); + seq_printf(m, "tx_drop_nonassoc=%u\n", ap->tx_drop_nonassoc); + return 0; +} - return (p - page); +static int ap_debug_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, ap_debug_proc_show, PDE_DATA(inode)); } + +static const struct file_operations ap_debug_proc_fops = { + .open = ap_debug_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; #endif /* PRISM2_NO_PROCFS_DEBUG */ @@ -325,50 +330,81 @@ void hostap_deauth_all_stas(struct net_device *dev, struct ap_data *ap, } -static int ap_control_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int ap_control_proc_show(struct seq_file *m, void *v) { - char *p = page; - struct ap_data *ap = (struct ap_data *) data; + struct ap_data *ap = m->private; char *policy_txt; struct mac_entry *entry; - if (off != 0) { - *eof = 1; + if (v == SEQ_START_TOKEN) { + switch (ap->mac_restrictions.policy) { + case MAC_POLICY_OPEN: + policy_txt = "open"; + break; + case MAC_POLICY_ALLOW: + policy_txt = "allow"; + break; + case MAC_POLICY_DENY: + policy_txt = "deny"; + break; + default: + policy_txt = "unknown"; + break; + } + seq_printf(m, "MAC policy: %s\n", policy_txt); + seq_printf(m, "MAC entries: %u\n", ap->mac_restrictions.entries); + seq_puts(m, "MAC list:\n"); return 0; } - switch (ap->mac_restrictions.policy) { - case MAC_POLICY_OPEN: - policy_txt = "open"; - break; - case MAC_POLICY_ALLOW: - policy_txt = "allow"; - break; - case MAC_POLICY_DENY: - policy_txt = "deny"; - break; - default: - policy_txt = "unknown"; - break; - } - p += sprintf(p, "MAC policy: %s\n", policy_txt); - p += sprintf(p, "MAC entries: %u\n", ap->mac_restrictions.entries); - p += sprintf(p, "MAC list:\n"); + entry = v; + seq_printf(m, "%pM\n", entry->addr); + return 0; +} + +static void *ap_control_proc_start(struct seq_file *m, loff_t *_pos) +{ + struct ap_data *ap = m->private; spin_lock_bh(&ap->mac_restrictions.lock); - list_for_each_entry(entry, &ap->mac_restrictions.mac_list, list) { - if (p - page > PAGE_SIZE - 80) { - p += sprintf(p, "All entries did not fit one page.\n"); - break; - } + return seq_list_start_head(&ap->mac_restrictions.mac_list, *_pos); +} - p += sprintf(p, "%pM\n", entry->addr); - } +static void *ap_control_proc_next(struct seq_file *m, void *v, loff_t *_pos) +{ + struct ap_data *ap = m->private; + return seq_list_next(v, &ap->mac_restrictions.mac_list, _pos); +} + +static void ap_control_proc_stop(struct seq_file *m, void *v) +{ + struct ap_data *ap = m->private; spin_unlock_bh(&ap->mac_restrictions.lock); +} - return (p - page); +static const struct seq_operations ap_control_proc_seqops = { + .start = ap_control_proc_start, + .next = ap_control_proc_next, + .stop = ap_control_proc_stop, + .show = ap_control_proc_show, +}; + +static int ap_control_proc_open(struct inode *inode, struct file *file) +{ + int ret = seq_open(file, &ap_control_proc_seqops); + if (ret == 0) { + struct seq_file *m = file->private_data; + m->private = PDE_DATA(inode); + } + return ret; } +static const struct file_operations ap_control_proc_fops = { + .open = ap_control_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + int ap_control_add_mac(struct mac_restrictions *mac_restrictions, u8 *mac) { @@ -510,61 +546,84 @@ void ap_control_kickall(struct ap_data *ap) #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT -#define PROC_LIMIT (PAGE_SIZE - 80) - -static int prism2_ap_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int prism2_ap_proc_show(struct seq_file *m, void *v) { - char *p = page; - struct ap_data *ap = (struct ap_data *) data; - struct sta_info *sta; + struct sta_info *sta = v; int i; - if (off > PROC_LIMIT) { - *eof = 1; + if (v == SEQ_START_TOKEN) { + seq_printf(m, "# BSSID CHAN SIGNAL NOISE RATE SSID FLAGS\n"); return 0; } - p += sprintf(p, "# BSSID CHAN SIGNAL NOISE RATE SSID FLAGS\n"); - spin_lock_bh(&ap->sta_table_lock); - list_for_each_entry(sta, &ap->sta_list, list) { - if (!sta->ap) - continue; + if (!sta->ap) + return 0; - p += sprintf(p, "%pM %d %d %d %d '", - sta->addr, - sta->u.ap.channel, sta->last_rx_signal, - sta->last_rx_silence, sta->last_rx_rate); - for (i = 0; i < sta->u.ap.ssid_len; i++) - p += sprintf(p, ((sta->u.ap.ssid[i] >= 32 && - sta->u.ap.ssid[i] < 127) ? - "%c" : "<%02x>"), - sta->u.ap.ssid[i]); - p += sprintf(p, "'"); - if (sta->capability & WLAN_CAPABILITY_ESS) - p += sprintf(p, " [ESS]"); - if (sta->capability & WLAN_CAPABILITY_IBSS) - p += sprintf(p, " [IBSS]"); - if (sta->capability & WLAN_CAPABILITY_PRIVACY) - p += sprintf(p, " [WEP]"); - p += sprintf(p, "\n"); - - if ((p - page) > PROC_LIMIT) { - printk(KERN_DEBUG "hostap: ap proc did not fit\n"); - break; - } - } - spin_unlock_bh(&ap->sta_table_lock); + seq_printf(m, "%pM %d %d %d %d '", + sta->addr, + sta->u.ap.channel, sta->last_rx_signal, + sta->last_rx_silence, sta->last_rx_rate); - if ((p - page) <= off) { - *eof = 1; - return 0; + for (i = 0; i < sta->u.ap.ssid_len; i++) { + if (sta->u.ap.ssid[i] >= 32 && sta->u.ap.ssid[i] < 127) + seq_putc(m, sta->u.ap.ssid[i]); + else + seq_printf(m, "<%02x>", sta->u.ap.ssid[i]); } - *start = page + off; + seq_putc(m, '\''); + if (sta->capability & WLAN_CAPABILITY_ESS) + seq_puts(m, " [ESS]"); + if (sta->capability & WLAN_CAPABILITY_IBSS) + seq_puts(m, " [IBSS]"); + if (sta->capability & WLAN_CAPABILITY_PRIVACY) + seq_puts(m, " [WEP]"); + seq_putc(m, '\n'); + return 0; +} + +static void *prism2_ap_proc_start(struct seq_file *m, loff_t *_pos) +{ + struct ap_data *ap = m->private; + spin_lock_bh(&ap->sta_table_lock); + return seq_list_start_head(&ap->sta_list, *_pos); +} - return (p - page - off); +static void *prism2_ap_proc_next(struct seq_file *m, void *v, loff_t *_pos) +{ + struct ap_data *ap = m->private; + return seq_list_next(v, &ap->sta_list, _pos); } + +static void prism2_ap_proc_stop(struct seq_file *m, void *v) +{ + struct ap_data *ap = m->private; + spin_unlock_bh(&ap->sta_table_lock); +} + +static const struct seq_operations prism2_ap_proc_seqops = { + .start = prism2_ap_proc_start, + .next = prism2_ap_proc_next, + .stop = prism2_ap_proc_stop, + .show = prism2_ap_proc_show, +}; + +static int prism2_ap_proc_open(struct inode *inode, struct file *file) +{ + int ret = seq_open(file, &prism2_ap_proc_seqops); + if (ret == 0) { + struct seq_file *m = file->private_data; + m->private = PDE_DATA(inode); + } + return ret; +} + +static const struct file_operations prism2_ap_proc_fops = { + .open = prism2_ap_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */ @@ -836,15 +895,12 @@ void hostap_init_ap_proc(local_info_t *local) return; #ifndef PRISM2_NO_PROCFS_DEBUG - create_proc_read_entry("ap_debug", 0, ap->proc, - ap_debug_proc_read, ap); + proc_create_data("ap_debug", 0, ap->proc, &ap_debug_proc_fops, ap); #endif /* PRISM2_NO_PROCFS_DEBUG */ #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT - create_proc_read_entry("ap_control", 0, ap->proc, - ap_control_proc_read, ap); - create_proc_read_entry("ap", 0, ap->proc, - prism2_ap_proc_read, ap); + proc_create_data("ap_control", 0, ap->proc, &ap_control_proc_fops, ap); + proc_create_data("ap", 0, ap->proc, &prism2_ap_proc_fops, ap); #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */ } @@ -982,79 +1038,86 @@ static void prism2_send_mgmt(struct net_device *dev, #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */ -static int prism2_sta_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int prism2_sta_proc_show(struct seq_file *m, void *v) { - char *p = page; - struct sta_info *sta = (struct sta_info *) data; + struct sta_info *sta = m->private; int i; /* FIX: possible race condition.. the STA data could have just expired, * but proc entry was still here so that the read could have started; * some locking should be done here.. */ - if (off != 0) { - *eof = 1; - return 0; - } - - p += sprintf(p, "%s=%pM\nusers=%d\naid=%d\n" - "flags=0x%04x%s%s%s%s%s%s%s\n" - "capability=0x%02x\nlisten_interval=%d\nsupported_rates=", - sta->ap ? "AP" : "STA", - sta->addr, atomic_read(&sta->users), sta->aid, - sta->flags, - sta->flags & WLAN_STA_AUTH ? " AUTH" : "", - sta->flags & WLAN_STA_ASSOC ? " ASSOC" : "", - sta->flags & WLAN_STA_PS ? " PS" : "", - sta->flags & WLAN_STA_TIM ? " TIM" : "", - sta->flags & WLAN_STA_PERM ? " PERM" : "", - sta->flags & WLAN_STA_AUTHORIZED ? " AUTHORIZED" : "", - sta->flags & WLAN_STA_PENDING_POLL ? " POLL" : "", - sta->capability, sta->listen_interval); + seq_printf(m, + "%s=%pM\nusers=%d\naid=%d\n" + "flags=0x%04x%s%s%s%s%s%s%s\n" + "capability=0x%02x\nlisten_interval=%d\nsupported_rates=", + sta->ap ? "AP" : "STA", + sta->addr, atomic_read(&sta->users), sta->aid, + sta->flags, + sta->flags & WLAN_STA_AUTH ? " AUTH" : "", + sta->flags & WLAN_STA_ASSOC ? " ASSOC" : "", + sta->flags & WLAN_STA_PS ? " PS" : "", + sta->flags & WLAN_STA_TIM ? " TIM" : "", + sta->flags & WLAN_STA_PERM ? " PERM" : "", + sta->flags & WLAN_STA_AUTHORIZED ? " AUTHORIZED" : "", + sta->flags & WLAN_STA_PENDING_POLL ? " POLL" : "", + sta->capability, sta->listen_interval); /* supported_rates: 500 kbit/s units with msb ignored */ for (i = 0; i < sizeof(sta->supported_rates); i++) if (sta->supported_rates[i] != 0) - p += sprintf(p, "%d%sMbps ", - (sta->supported_rates[i] & 0x7f) / 2, - sta->supported_rates[i] & 1 ? ".5" : ""); - p += sprintf(p, "\njiffies=%lu\nlast_auth=%lu\nlast_assoc=%lu\n" - "last_rx=%lu\nlast_tx=%lu\nrx_packets=%lu\n" - "tx_packets=%lu\n" - "rx_bytes=%lu\ntx_bytes=%lu\nbuffer_count=%d\n" - "last_rx: silence=%d dBm signal=%d dBm rate=%d%s Mbps\n" - "tx_rate=%d\ntx[1M]=%d\ntx[2M]=%d\ntx[5.5M]=%d\n" - "tx[11M]=%d\n" - "rx[1M]=%d\nrx[2M]=%d\nrx[5.5M]=%d\nrx[11M]=%d\n", - jiffies, sta->last_auth, sta->last_assoc, sta->last_rx, - sta->last_tx, - sta->rx_packets, sta->tx_packets, sta->rx_bytes, - sta->tx_bytes, skb_queue_len(&sta->tx_buf), - sta->last_rx_silence, - sta->last_rx_signal, sta->last_rx_rate / 10, - sta->last_rx_rate % 10 ? ".5" : "", - sta->tx_rate, sta->tx_count[0], sta->tx_count[1], - sta->tx_count[2], sta->tx_count[3], sta->rx_count[0], - sta->rx_count[1], sta->rx_count[2], sta->rx_count[3]); + seq_printf(m, "%d%sMbps ", + (sta->supported_rates[i] & 0x7f) / 2, + sta->supported_rates[i] & 1 ? ".5" : ""); + seq_printf(m, + "\njiffies=%lu\nlast_auth=%lu\nlast_assoc=%lu\n" + "last_rx=%lu\nlast_tx=%lu\nrx_packets=%lu\n" + "tx_packets=%lu\n" + "rx_bytes=%lu\ntx_bytes=%lu\nbuffer_count=%d\n" + "last_rx: silence=%d dBm signal=%d dBm rate=%d%s Mbps\n" + "tx_rate=%d\ntx[1M]=%d\ntx[2M]=%d\ntx[5.5M]=%d\n" + "tx[11M]=%d\n" + "rx[1M]=%d\nrx[2M]=%d\nrx[5.5M]=%d\nrx[11M]=%d\n", + jiffies, sta->last_auth, sta->last_assoc, sta->last_rx, + sta->last_tx, + sta->rx_packets, sta->tx_packets, sta->rx_bytes, + sta->tx_bytes, skb_queue_len(&sta->tx_buf), + sta->last_rx_silence, + sta->last_rx_signal, sta->last_rx_rate / 10, + sta->last_rx_rate % 10 ? ".5" : "", + sta->tx_rate, sta->tx_count[0], sta->tx_count[1], + sta->tx_count[2], sta->tx_count[3], sta->rx_count[0], + sta->rx_count[1], sta->rx_count[2], sta->rx_count[3]); if (sta->crypt && sta->crypt->ops && sta->crypt->ops->print_stats) - p = sta->crypt->ops->print_stats(p, sta->crypt->priv); + sta->crypt->ops->print_stats(m, sta->crypt->priv); #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT if (sta->ap) { if (sta->u.ap.channel >= 0) - p += sprintf(p, "channel=%d\n", sta->u.ap.channel); - p += sprintf(p, "ssid="); - for (i = 0; i < sta->u.ap.ssid_len; i++) - p += sprintf(p, ((sta->u.ap.ssid[i] >= 32 && - sta->u.ap.ssid[i] < 127) ? - "%c" : "<%02x>"), - sta->u.ap.ssid[i]); - p += sprintf(p, "\n"); + seq_printf(m, "channel=%d\n", sta->u.ap.channel); + seq_puts(m, "ssid="); + for (i = 0; i < sta->u.ap.ssid_len; i++) { + if (sta->u.ap.ssid[i] >= 32 && sta->u.ap.ssid[i] < 127) + seq_putc(m, sta->u.ap.ssid[i]); + else + seq_printf(m, "<%02x>", sta->u.ap.ssid[i]); + } + seq_putc(m, '\n'); } #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */ - return (p - page); + return 0; +} + +static int prism2_sta_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, prism2_sta_proc_show, PDE_DATA(inode)); } +static const struct file_operations prism2_sta_proc_fops = { + .open = prism2_sta_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; static void handle_add_proc_queue(struct work_struct *work) { @@ -1076,9 +1139,9 @@ static void handle_add_proc_queue(struct work_struct *work) if (sta) { sprintf(name, "%pM", sta->addr); - sta->proc = create_proc_read_entry( + sta->proc = proc_create_data( name, 0, ap->proc, - prism2_sta_proc_read, sta); + &prism2_sta_proc_fops, sta); atomic_dec(&sta->users); } diff --git a/drivers/net/wireless/hostap/hostap_download.c b/drivers/net/wireless/hostap/hostap_download.c index e73bf739fd9b..705fe668b969 100644 --- a/drivers/net/wireless/hostap/hostap_download.c +++ b/drivers/net/wireless/hostap/hostap_download.c @@ -174,20 +174,70 @@ static int prism2_pda_ok(u8 *buf) } -static int prism2_download_aux_dump(struct net_device *dev, - unsigned int addr, int len, u8 *buf) -{ - int res; +#define prism2_download_aux_dump_npages 65536 - prism2_enable_aux_port(dev, 1); - res = hfa384x_from_aux(dev, addr, len, buf); - prism2_enable_aux_port(dev, 0); - if (res) - return -1; +struct prism2_download_aux_dump { + local_info_t *local; + u16 page[0x80]; +}; + +static int prism2_download_aux_dump_proc_show(struct seq_file *m, void *v) +{ + struct prism2_download_aux_dump *ctx = m->private; + hfa384x_from_aux(ctx->local->dev, (unsigned long)v - 1, 0x80, ctx->page); + seq_write(m, ctx->page, 0x80); return 0; } +static void *prism2_download_aux_dump_proc_start(struct seq_file *m, loff_t *_pos) +{ + struct prism2_download_aux_dump *ctx = m->private; + prism2_enable_aux_port(ctx->local->dev, 1); + if (*_pos >= prism2_download_aux_dump_npages) + return NULL; + return (void *)((unsigned long)*_pos + 1); +} + +static void *prism2_download_aux_dump_proc_next(struct seq_file *m, void *v, loff_t *_pos) +{ + ++*_pos; + if (*_pos >= prism2_download_aux_dump_npages) + return NULL; + return (void *)((unsigned long)*_pos + 1); +} + +static void prism2_download_aux_dump_proc_stop(struct seq_file *m, void *v) +{ + struct prism2_download_aux_dump *ctx = m->private; + prism2_enable_aux_port(ctx->local->dev, 0); +} + +static const struct seq_operations prism2_download_aux_dump_proc_seqops = { + .start = prism2_download_aux_dump_proc_start, + .next = prism2_download_aux_dump_proc_next, + .stop = prism2_download_aux_dump_proc_stop, + .show = prism2_download_aux_dump_proc_show, +}; + +static int prism2_download_aux_dump_proc_open(struct inode *inode, struct file *file) +{ + int ret = seq_open_private(file, &prism2_download_aux_dump_proc_seqops, + sizeof(struct prism2_download_aux_dump)); + if (ret == 0) { + struct seq_file *m = file->private_data; + m->private = PDE_DATA(inode); + } + return ret; +} + +static const struct file_operations prism2_download_aux_dump_proc_fops = { + .open = prism2_download_aux_dump_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release_private, +}; + static u8 * prism2_read_pda(struct net_device *dev) { diff --git a/drivers/net/wireless/hostap/hostap_hw.c b/drivers/net/wireless/hostap/hostap_hw.c index 8e7000fd4414..507ab99eef4e 100644 --- a/drivers/net/wireless/hostap/hostap_hw.c +++ b/drivers/net/wireless/hostap/hostap_hw.c @@ -38,6 +38,7 @@ #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/if_arp.h> #include <linux/delay.h> #include <linux/random.h> @@ -129,8 +130,7 @@ static void prism2_check_sta_fw_version(local_info_t *local); #ifdef PRISM2_DOWNLOAD_SUPPORT /* hostap_download.c */ -static int prism2_download_aux_dump(struct net_device *dev, - unsigned int addr, int len, u8 *buf); +static const struct file_operations prism2_download_aux_dump_proc_fops; static u8 * prism2_read_pda(struct net_device *dev); static int prism2_download(local_info_t *local, struct prism2_download_param *param); @@ -2894,19 +2894,12 @@ static void hostap_tick_timer(unsigned long data) #ifndef PRISM2_NO_PROCFS_DEBUG -static int prism2_registers_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int prism2_registers_proc_show(struct seq_file *m, void *v) { - char *p = page; - local_info_t *local = (local_info_t *) data; - - if (off != 0) { - *eof = 1; - return 0; - } + local_info_t *local = m->private; #define SHOW_REG(n) \ -p += sprintf(p, #n "=%04x\n", hfa384x_read_reg(local->dev, HFA384X_##n##_OFF)) + seq_printf(m, #n "=%04x\n", hfa384x_read_reg(local->dev, HFA384X_##n##_OFF)) SHOW_REG(CMD); SHOW_REG(PARAM0); @@ -2952,8 +2945,21 @@ p += sprintf(p, #n "=%04x\n", hfa384x_read_reg(local->dev, HFA384X_##n##_OFF)) SHOW_REG(PCI_M1_CTL); #endif /* PRISM2_PCI */ - return (p - page); + return 0; } + +static int prism2_registers_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, prism2_registers_proc_show, PDE_DATA(inode)); +} + +static const struct file_operations prism2_registers_proc_fops = { + .open = prism2_registers_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + #endif /* PRISM2_NO_PROCFS_DEBUG */ @@ -3128,7 +3134,7 @@ prism2_init_local_data(struct prism2_helper_functions *funcs, int card_idx, local->func->reset_port = prism2_reset_port; local->func->schedule_reset = prism2_schedule_reset; #ifdef PRISM2_DOWNLOAD_SUPPORT - local->func->read_aux = prism2_download_aux_dump; + local->func->read_aux_fops = &prism2_download_aux_dump_proc_fops; local->func->download = prism2_download; #endif /* PRISM2_DOWNLOAD_SUPPORT */ local->func->tx = prism2_tx_80211; @@ -3274,8 +3280,8 @@ static int hostap_hw_ready(struct net_device *dev) } hostap_init_proc(local); #ifndef PRISM2_NO_PROCFS_DEBUG - create_proc_read_entry("registers", 0, local->proc, - prism2_registers_proc_read, local); + proc_create_data("registers", 0, local->proc, + &prism2_registers_proc_fops, local); #endif /* PRISM2_NO_PROCFS_DEBUG */ hostap_init_ap_proc(local); return 0; diff --git a/drivers/net/wireless/hostap/hostap_proc.c b/drivers/net/wireless/hostap/hostap_proc.c index dc447c1b5abe..7491dab2c105 100644 --- a/drivers/net/wireless/hostap/hostap_proc.c +++ b/drivers/net/wireless/hostap/hostap_proc.c @@ -12,259 +12,297 @@ #ifndef PRISM2_NO_PROCFS_DEBUG -static int prism2_debug_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int prism2_debug_proc_show(struct seq_file *m, void *v) { - char *p = page; - local_info_t *local = (local_info_t *) data; + local_info_t *local = m->private; int i; - if (off != 0) { - *eof = 1; - return 0; - } - - p += sprintf(p, "next_txfid=%d next_alloc=%d\n", - local->next_txfid, local->next_alloc); + seq_printf(m, "next_txfid=%d next_alloc=%d\n", + local->next_txfid, local->next_alloc); for (i = 0; i < PRISM2_TXFID_COUNT; i++) - p += sprintf(p, "FID: tx=%04X intransmit=%04X\n", - local->txfid[i], local->intransmitfid[i]); - p += sprintf(p, "FW TX rate control: %d\n", local->fw_tx_rate_control); - p += sprintf(p, "beacon_int=%d\n", local->beacon_int); - p += sprintf(p, "dtim_period=%d\n", local->dtim_period); - p += sprintf(p, "wds_max_connections=%d\n", - local->wds_max_connections); - p += sprintf(p, "dev_enabled=%d\n", local->dev_enabled); - p += sprintf(p, "sw_tick_stuck=%d\n", local->sw_tick_stuck); + seq_printf(m, "FID: tx=%04X intransmit=%04X\n", + local->txfid[i], local->intransmitfid[i]); + seq_printf(m, "FW TX rate control: %d\n", local->fw_tx_rate_control); + seq_printf(m, "beacon_int=%d\n", local->beacon_int); + seq_printf(m, "dtim_period=%d\n", local->dtim_period); + seq_printf(m, "wds_max_connections=%d\n", local->wds_max_connections); + seq_printf(m, "dev_enabled=%d\n", local->dev_enabled); + seq_printf(m, "sw_tick_stuck=%d\n", local->sw_tick_stuck); for (i = 0; i < WEP_KEYS; i++) { if (local->crypt_info.crypt[i] && local->crypt_info.crypt[i]->ops) { - p += sprintf(p, "crypt[%d]=%s\n", i, - local->crypt_info.crypt[i]->ops->name); + seq_printf(m, "crypt[%d]=%s\n", i, + local->crypt_info.crypt[i]->ops->name); } } - p += sprintf(p, "pri_only=%d\n", local->pri_only); - p += sprintf(p, "pci=%d\n", local->func->hw_type == HOSTAP_HW_PCI); - p += sprintf(p, "sram_type=%d\n", local->sram_type); - p += sprintf(p, "no_pri=%d\n", local->no_pri); + seq_printf(m, "pri_only=%d\n", local->pri_only); + seq_printf(m, "pci=%d\n", local->func->hw_type == HOSTAP_HW_PCI); + seq_printf(m, "sram_type=%d\n", local->sram_type); + seq_printf(m, "no_pri=%d\n", local->no_pri); - return (p - page); + return 0; } + +static int prism2_debug_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, prism2_debug_proc_show, PDE_DATA(inode)); +} + +static const struct file_operations prism2_debug_proc_fops = { + .open = prism2_debug_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; #endif /* PRISM2_NO_PROCFS_DEBUG */ -static int prism2_stats_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int prism2_stats_proc_show(struct seq_file *m, void *v) { - char *p = page; - local_info_t *local = (local_info_t *) data; + local_info_t *local = m->private; struct comm_tallies_sums *sums = &local->comm_tallies; - if (off != 0) { - *eof = 1; - return 0; - } - - p += sprintf(p, "TxUnicastFrames=%u\n", sums->tx_unicast_frames); - p += sprintf(p, "TxMulticastframes=%u\n", sums->tx_multicast_frames); - p += sprintf(p, "TxFragments=%u\n", sums->tx_fragments); - p += sprintf(p, "TxUnicastOctets=%u\n", sums->tx_unicast_octets); - p += sprintf(p, "TxMulticastOctets=%u\n", sums->tx_multicast_octets); - p += sprintf(p, "TxDeferredTransmissions=%u\n", - sums->tx_deferred_transmissions); - p += sprintf(p, "TxSingleRetryFrames=%u\n", - sums->tx_single_retry_frames); - p += sprintf(p, "TxMultipleRetryFrames=%u\n", - sums->tx_multiple_retry_frames); - p += sprintf(p, "TxRetryLimitExceeded=%u\n", - sums->tx_retry_limit_exceeded); - p += sprintf(p, "TxDiscards=%u\n", sums->tx_discards); - p += sprintf(p, "RxUnicastFrames=%u\n", sums->rx_unicast_frames); - p += sprintf(p, "RxMulticastFrames=%u\n", sums->rx_multicast_frames); - p += sprintf(p, "RxFragments=%u\n", sums->rx_fragments); - p += sprintf(p, "RxUnicastOctets=%u\n", sums->rx_unicast_octets); - p += sprintf(p, "RxMulticastOctets=%u\n", sums->rx_multicast_octets); - p += sprintf(p, "RxFCSErrors=%u\n", sums->rx_fcs_errors); - p += sprintf(p, "RxDiscardsNoBuffer=%u\n", - sums->rx_discards_no_buffer); - p += sprintf(p, "TxDiscardsWrongSA=%u\n", sums->tx_discards_wrong_sa); - p += sprintf(p, "RxDiscardsWEPUndecryptable=%u\n", - sums->rx_discards_wep_undecryptable); - p += sprintf(p, "RxMessageInMsgFragments=%u\n", - sums->rx_message_in_msg_fragments); - p += sprintf(p, "RxMessageInBadMsgFragments=%u\n", - sums->rx_message_in_bad_msg_fragments); + seq_printf(m, "TxUnicastFrames=%u\n", sums->tx_unicast_frames); + seq_printf(m, "TxMulticastframes=%u\n", sums->tx_multicast_frames); + seq_printf(m, "TxFragments=%u\n", sums->tx_fragments); + seq_printf(m, "TxUnicastOctets=%u\n", sums->tx_unicast_octets); + seq_printf(m, "TxMulticastOctets=%u\n", sums->tx_multicast_octets); + seq_printf(m, "TxDeferredTransmissions=%u\n", + sums->tx_deferred_transmissions); + seq_printf(m, "TxSingleRetryFrames=%u\n", sums->tx_single_retry_frames); + seq_printf(m, "TxMultipleRetryFrames=%u\n", + sums->tx_multiple_retry_frames); + seq_printf(m, "TxRetryLimitExceeded=%u\n", + sums->tx_retry_limit_exceeded); + seq_printf(m, "TxDiscards=%u\n", sums->tx_discards); + seq_printf(m, "RxUnicastFrames=%u\n", sums->rx_unicast_frames); + seq_printf(m, "RxMulticastFrames=%u\n", sums->rx_multicast_frames); + seq_printf(m, "RxFragments=%u\n", sums->rx_fragments); + seq_printf(m, "RxUnicastOctets=%u\n", sums->rx_unicast_octets); + seq_printf(m, "RxMulticastOctets=%u\n", sums->rx_multicast_octets); + seq_printf(m, "RxFCSErrors=%u\n", sums->rx_fcs_errors); + seq_printf(m, "RxDiscardsNoBuffer=%u\n", sums->rx_discards_no_buffer); + seq_printf(m, "TxDiscardsWrongSA=%u\n", sums->tx_discards_wrong_sa); + seq_printf(m, "RxDiscardsWEPUndecryptable=%u\n", + sums->rx_discards_wep_undecryptable); + seq_printf(m, "RxMessageInMsgFragments=%u\n", + sums->rx_message_in_msg_fragments); + seq_printf(m, "RxMessageInBadMsgFragments=%u\n", + sums->rx_message_in_bad_msg_fragments); /* FIX: this may grow too long for one page(?) */ - return (p - page); + return 0; +} + +static int prism2_stats_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, prism2_stats_proc_show, PDE_DATA(inode)); } +static const struct file_operations prism2_stats_proc_fops = { + .open = prism2_stats_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; -static int prism2_wds_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) + +static int prism2_wds_proc_show(struct seq_file *m, void *v) { - char *p = page; - local_info_t *local = (local_info_t *) data; - struct list_head *ptr; + struct list_head *ptr = v; struct hostap_interface *iface; - if (off > PROC_LIMIT) { - *eof = 1; - return 0; - } + iface = list_entry(ptr, struct hostap_interface, list); + if (iface->type == HOSTAP_INTERFACE_WDS) + seq_printf(m, "%s\t%pM\n", + iface->dev->name, iface->u.wds.remote_addr); + return 0; +} +static void *prism2_wds_proc_start(struct seq_file *m, loff_t *_pos) +{ + local_info_t *local = m->private; read_lock_bh(&local->iface_lock); - list_for_each(ptr, &local->hostap_interfaces) { - iface = list_entry(ptr, struct hostap_interface, list); - if (iface->type != HOSTAP_INTERFACE_WDS) - continue; - p += sprintf(p, "%s\t%pM\n", - iface->dev->name, - iface->u.wds.remote_addr); - if ((p - page) > PROC_LIMIT) { - printk(KERN_DEBUG "%s: wds proc did not fit\n", - local->dev->name); - break; - } - } - read_unlock_bh(&local->iface_lock); + return seq_list_start(&local->hostap_interfaces, *_pos); +} - if ((p - page) <= off) { - *eof = 1; - return 0; - } +static void *prism2_wds_proc_next(struct seq_file *m, void *v, loff_t *_pos) +{ + local_info_t *local = m->private; + return seq_list_next(v, &local->hostap_interfaces, _pos); +} - *start = page + off; +static void prism2_wds_proc_stop(struct seq_file *m, void *v) +{ + local_info_t *local = m->private; + read_unlock_bh(&local->iface_lock); +} - return (p - page - off); +static const struct seq_operations prism2_wds_proc_seqops = { + .start = prism2_wds_proc_start, + .next = prism2_wds_proc_next, + .stop = prism2_wds_proc_stop, + .show = prism2_wds_proc_show, +}; + +static int prism2_wds_proc_open(struct inode *inode, struct file *file) +{ + int ret = seq_open(file, &prism2_wds_proc_seqops); + if (ret == 0) { + struct seq_file *m = file->private_data; + m->private = PDE_DATA(inode); + } + return ret; } +static const struct file_operations prism2_wds_proc_fops = { + .open = prism2_wds_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; -static int prism2_bss_list_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) + +static int prism2_bss_list_proc_show(struct seq_file *m, void *v) { - char *p = page; - local_info_t *local = (local_info_t *) data; - struct list_head *ptr; + local_info_t *local = m->private; + struct list_head *ptr = v; struct hostap_bss_info *bss; int i; - if (off > PROC_LIMIT) { - *eof = 1; + if (ptr == &local->bss_list) { + seq_printf(m, "#BSSID\tlast_update\tcount\tcapab_info\tSSID(txt)\t" + "SSID(hex)\tWPA IE\n"); return 0; } - p += sprintf(p, "#BSSID\tlast_update\tcount\tcapab_info\tSSID(txt)\t" - "SSID(hex)\tWPA IE\n"); + bss = list_entry(ptr, struct hostap_bss_info, list); + seq_printf(m, "%pM\t%lu\t%u\t0x%x\t", + bss->bssid, bss->last_update, + bss->count, bss->capab_info); + + for (i = 0; i < bss->ssid_len; i++) + seq_putc(m,bss->ssid[i] >= 32 && bss->ssid[i] < 127 ? + bss->ssid[i] : '_'); + + seq_putc(m, '\t'); + for (i = 0; i < bss->ssid_len; i++) + seq_printf(m, "%02x", bss->ssid[i]); + seq_putc(m, '\t'); + for (i = 0; i < bss->wpa_ie_len; i++) + seq_printf(m, "%02x", bss->wpa_ie[i]); + seq_putc(m, '\n'); + return 0; +} + +static void *prism2_bss_list_proc_start(struct seq_file *m, loff_t *_pos) +{ + local_info_t *local = m->private; spin_lock_bh(&local->lock); - list_for_each(ptr, &local->bss_list) { - bss = list_entry(ptr, struct hostap_bss_info, list); - p += sprintf(p, "%pM\t%lu\t%u\t0x%x\t", - bss->bssid, bss->last_update, - bss->count, bss->capab_info); - for (i = 0; i < bss->ssid_len; i++) { - p += sprintf(p, "%c", - bss->ssid[i] >= 32 && bss->ssid[i] < 127 ? - bss->ssid[i] : '_'); - } - p += sprintf(p, "\t"); - for (i = 0; i < bss->ssid_len; i++) { - p += sprintf(p, "%02x", bss->ssid[i]); - } - p += sprintf(p, "\t"); - for (i = 0; i < bss->wpa_ie_len; i++) { - p += sprintf(p, "%02x", bss->wpa_ie[i]); - } - p += sprintf(p, "\n"); - if ((p - page) > PROC_LIMIT) { - printk(KERN_DEBUG "%s: BSS proc did not fit\n", - local->dev->name); - break; - } - } - spin_unlock_bh(&local->lock); + return seq_list_start_head(&local->bss_list, *_pos); +} - if ((p - page) <= off) { - *eof = 1; - return 0; - } +static void *prism2_bss_list_proc_next(struct seq_file *m, void *v, loff_t *_pos) +{ + local_info_t *local = m->private; + return seq_list_next(v, &local->bss_list, _pos); +} - *start = page + off; +static void prism2_bss_list_proc_stop(struct seq_file *m, void *v) +{ + local_info_t *local = m->private; + spin_unlock_bh(&local->lock); +} + +static const struct seq_operations prism2_bss_list_proc_seqops = { + .start = prism2_bss_list_proc_start, + .next = prism2_bss_list_proc_next, + .stop = prism2_bss_list_proc_stop, + .show = prism2_bss_list_proc_show, +}; - return (p - page - off); +static int prism2_bss_list_proc_open(struct inode *inode, struct file *file) +{ + int ret = seq_open(file, &prism2_bss_list_proc_seqops); + if (ret == 0) { + struct seq_file *m = file->private_data; + m->private = PDE_DATA(inode); + } + return ret; } +static const struct file_operations prism2_bss_list_proc_fops = { + .open = prism2_bss_list_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; -static int prism2_crypt_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) + +static int prism2_crypt_proc_show(struct seq_file *m, void *v) { - char *p = page; - local_info_t *local = (local_info_t *) data; + local_info_t *local = m->private; int i; - if (off > PROC_LIMIT) { - *eof = 1; - return 0; - } - - p += sprintf(p, "tx_keyidx=%d\n", local->crypt_info.tx_keyidx); + seq_printf(m, "tx_keyidx=%d\n", local->crypt_info.tx_keyidx); for (i = 0; i < WEP_KEYS; i++) { if (local->crypt_info.crypt[i] && local->crypt_info.crypt[i]->ops && local->crypt_info.crypt[i]->ops->print_stats) { - p = local->crypt_info.crypt[i]->ops->print_stats( - p, local->crypt_info.crypt[i]->priv); + local->crypt_info.crypt[i]->ops->print_stats( + m, local->crypt_info.crypt[i]->priv); } } + return 0; +} - if ((p - page) <= off) { - *eof = 1; - return 0; - } - - *start = page + off; - - return (p - page - off); +static int prism2_crypt_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, prism2_crypt_proc_show, PDE_DATA(inode)); } +static const struct file_operations prism2_crypt_proc_fops = { + .open = prism2_crypt_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; -static int prism2_pda_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) + +static ssize_t prism2_pda_proc_read(struct file *file, char __user *buf, + size_t count, loff_t *_pos) { - local_info_t *local = (local_info_t *) data; + local_info_t *local = PDE_DATA(file_inode(file)); + size_t off; - if (local->pda == NULL || off >= PRISM2_PDA_SIZE) { - *eof = 1; + if (local->pda == NULL || *_pos >= PRISM2_PDA_SIZE) return 0; - } - if (off + count > PRISM2_PDA_SIZE) + off = *_pos; + if (count > PRISM2_PDA_SIZE - off) count = PRISM2_PDA_SIZE - off; - - memcpy(page, local->pda + off, count); + if (copy_to_user(buf, local->pda + off, count) != 0) + return -EFAULT; + *_pos += count; return count; } +static const struct file_operations prism2_pda_proc_fops = { + .read = prism2_pda_proc_read, + .llseek = generic_file_llseek, +}; -static int prism2_aux_dump_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) -{ - local_info_t *local = (local_info_t *) data; - - if (local->func->read_aux == NULL) { - *eof = 1; - return 0; - } - if (local->func->read_aux(local->dev, off, count, page)) { - *eof = 1; - return 0; - } - *start = page; - - return count; +static ssize_t prism2_aux_dump_proc_no_read(struct file *file, char __user *buf, + size_t bufsize, loff_t *_pos) +{ + return 0; } +static const struct file_operations prism2_aux_dump_proc_fops = { + .read = prism2_aux_dump_proc_no_read, +}; + #ifdef PRISM2_IO_DEBUG static int prism2_io_debug_proc_read(char *page, char **start, off_t off, @@ -306,82 +344,108 @@ static int prism2_io_debug_proc_read(char *page, char **start, off_t off, #ifndef PRISM2_NO_STATION_MODES -static int prism2_scan_results_proc_read(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int prism2_scan_results_proc_show(struct seq_file *m, void *v) { - char *p = page; - local_info_t *local = (local_info_t *) data; - int entry, i, len, total = 0; + local_info_t *local = m->private; + unsigned long entry; + int i, len; struct hfa384x_hostscan_result *scanres; - u8 *pos; + u8 *p; - p += sprintf(p, "CHID ANL SL BcnInt Capab Rate BSSID ATIM SupRates " - "SSID\n"); + if (v == SEQ_START_TOKEN) { + seq_printf(m, + "CHID ANL SL BcnInt Capab Rate BSSID ATIM SupRates SSID\n"); + return 0; + } + entry = (unsigned long)v - 2; + scanres = &local->last_scan_results[entry]; + + seq_printf(m, "%d %d %d %d 0x%02x %d %pM %d ", + le16_to_cpu(scanres->chid), + (s16) le16_to_cpu(scanres->anl), + (s16) le16_to_cpu(scanres->sl), + le16_to_cpu(scanres->beacon_interval), + le16_to_cpu(scanres->capability), + le16_to_cpu(scanres->rate), + scanres->bssid, + le16_to_cpu(scanres->atim)); + + p = scanres->sup_rates; + for (i = 0; i < sizeof(scanres->sup_rates); i++) { + if (p[i] == 0) + break; + seq_printf(m, "<%02x>", p[i]); + } + seq_putc(m, ' '); + + p = scanres->ssid; + len = le16_to_cpu(scanres->ssid_len); + if (len > 32) + len = 32; + for (i = 0; i < len; i++) { + unsigned char c = p[i]; + if (c >= 32 && c < 127) + seq_putc(m, c); + else + seq_printf(m, "<%02x>", c); + } + seq_putc(m, '\n'); + return 0; +} + +static void *prism2_scan_results_proc_start(struct seq_file *m, loff_t *_pos) +{ + local_info_t *local = m->private; spin_lock_bh(&local->lock); - for (entry = 0; entry < local->last_scan_results_count; entry++) { - scanres = &local->last_scan_results[entry]; - if (total + (p - page) <= off) { - total += p - page; - p = page; - } - if (total + (p - page) > off + count) - break; - if ((p - page) > (PAGE_SIZE - 200)) - break; + /* We have a header (pos 0) + N results to show (pos 1...N) */ + if (*_pos > local->last_scan_results_count) + return NULL; + return (void *)(unsigned long)(*_pos + 1); /* 0 would be EOF */ +} - p += sprintf(p, "%d %d %d %d 0x%02x %d %pM %d ", - le16_to_cpu(scanres->chid), - (s16) le16_to_cpu(scanres->anl), - (s16) le16_to_cpu(scanres->sl), - le16_to_cpu(scanres->beacon_interval), - le16_to_cpu(scanres->capability), - le16_to_cpu(scanres->rate), - scanres->bssid, - le16_to_cpu(scanres->atim)); - - pos = scanres->sup_rates; - for (i = 0; i < sizeof(scanres->sup_rates); i++) { - if (pos[i] == 0) - break; - p += sprintf(p, "<%02x>", pos[i]); - } - p += sprintf(p, " "); - - pos = scanres->ssid; - len = le16_to_cpu(scanres->ssid_len); - if (len > 32) - len = 32; - for (i = 0; i < len; i++) { - unsigned char c = pos[i]; - if (c >= 32 && c < 127) - p += sprintf(p, "%c", c); - else - p += sprintf(p, "<%02x>", c); - } - p += sprintf(p, "\n"); - } +static void *prism2_scan_results_proc_next(struct seq_file *m, void *v, loff_t *_pos) +{ + local_info_t *local = m->private; + + ++*_pos; + if (*_pos > local->last_scan_results_count) + return NULL; + return (void *)(unsigned long)(*_pos + 1); /* 0 would be EOF */ +} + +static void prism2_scan_results_proc_stop(struct seq_file *m, void *v) +{ + local_info_t *local = m->private; spin_unlock_bh(&local->lock); +} - total += (p - page); - if (total >= off + count) - *eof = 1; +static const struct seq_operations prism2_scan_results_proc_seqops = { + .start = prism2_scan_results_proc_start, + .next = prism2_scan_results_proc_next, + .stop = prism2_scan_results_proc_stop, + .show = prism2_scan_results_proc_show, +}; - if (total < off) { - *eof = 1; - return 0; +static int prism2_scan_results_proc_open(struct inode *inode, struct file *file) +{ + int ret = seq_open(file, &prism2_scan_results_proc_seqops); + if (ret == 0) { + struct seq_file *m = file->private_data; + m->private = PDE_DATA(inode); } + return ret; +} + +static const struct file_operations prism2_scan_results_proc_fops = { + .open = prism2_scan_results_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; - len = total - off; - if (len > (p - page)) - len = p - page; - *start = p - len; - if (len > count) - len = count; - return len; -} #endif /* PRISM2_NO_STATION_MODES */ @@ -403,53 +467,36 @@ void hostap_init_proc(local_info_t *local) } #ifndef PRISM2_NO_PROCFS_DEBUG - create_proc_read_entry("debug", 0, local->proc, - prism2_debug_proc_read, local); + proc_create_data("debug", 0, local->proc, + &prism2_debug_proc_fops, local); #endif /* PRISM2_NO_PROCFS_DEBUG */ - create_proc_read_entry("stats", 0, local->proc, - prism2_stats_proc_read, local); - create_proc_read_entry("wds", 0, local->proc, - prism2_wds_proc_read, local); - create_proc_read_entry("pda", 0, local->proc, - prism2_pda_proc_read, local); - create_proc_read_entry("aux_dump", 0, local->proc, - prism2_aux_dump_proc_read, local); - create_proc_read_entry("bss_list", 0, local->proc, - prism2_bss_list_proc_read, local); - create_proc_read_entry("crypt", 0, local->proc, - prism2_crypt_proc_read, local); + proc_create_data("stats", 0, local->proc, + &prism2_stats_proc_fops, local); + proc_create_data("wds", 0, local->proc, + &prism2_wds_proc_fops, local); + proc_create_data("pda", 0, local->proc, + &prism2_pda_proc_fops, local); + proc_create_data("aux_dump", 0, local->proc, + local->func->read_aux_fops ?: &prism2_aux_dump_proc_fops, + local); + proc_create_data("bss_list", 0, local->proc, + &prism2_bss_list_proc_fops, local); + proc_create_data("crypt", 0, local->proc, + &prism2_crypt_proc_fops, local); #ifdef PRISM2_IO_DEBUG - create_proc_read_entry("io_debug", 0, local->proc, - prism2_io_debug_proc_read, local); + proc_create_data("io_debug", 0, local->proc, + &prism2_io_debug_proc_fops, local); #endif /* PRISM2_IO_DEBUG */ #ifndef PRISM2_NO_STATION_MODES - create_proc_read_entry("scan_results", 0, local->proc, - prism2_scan_results_proc_read, local); + proc_create_data("scan_results", 0, local->proc, + &prism2_scan_results_proc_fops, local); #endif /* PRISM2_NO_STATION_MODES */ } void hostap_remove_proc(local_info_t *local) { - if (local->proc != NULL) { -#ifndef PRISM2_NO_STATION_MODES - remove_proc_entry("scan_results", local->proc); -#endif /* PRISM2_NO_STATION_MODES */ -#ifdef PRISM2_IO_DEBUG - remove_proc_entry("io_debug", local->proc); -#endif /* PRISM2_IO_DEBUG */ - remove_proc_entry("pda", local->proc); - remove_proc_entry("aux_dump", local->proc); - remove_proc_entry("wds", local->proc); - remove_proc_entry("stats", local->proc); - remove_proc_entry("bss_list", local->proc); - remove_proc_entry("crypt", local->proc); -#ifndef PRISM2_NO_PROCFS_DEBUG - remove_proc_entry("debug", local->proc); -#endif /* PRISM2_NO_PROCFS_DEBUG */ - if (hostap_proc != NULL) - remove_proc_entry(local->proc->name, hostap_proc); - } + remove_proc_subtree(local->ddev->name, hostap_proc); } diff --git a/drivers/net/wireless/hostap/hostap_wlan.h b/drivers/net/wireless/hostap/hostap_wlan.h index 7bb0b4b3f2cb..57904015380f 100644 --- a/drivers/net/wireless/hostap/hostap_wlan.h +++ b/drivers/net/wireless/hostap/hostap_wlan.h @@ -596,8 +596,7 @@ struct prism2_helper_functions { struct prism2_download_param *param); int (*tx)(struct sk_buff *skb, struct net_device *dev); int (*set_tim)(struct net_device *dev, int aid, int set); - int (*read_aux)(struct net_device *dev, unsigned addr, int len, - u8 *buf); + const struct file_operations *read_aux_fops; int need_tx_headroom; /* number of bytes of headroom needed before * IEEE 802.11 header */ diff --git a/drivers/net/wireless/iwlegacy/3945-mac.c b/drivers/net/wireless/iwlegacy/3945-mac.c index 3630a41df50d..c353b5f19c8c 100644 --- a/drivers/net/wireless/iwlegacy/3945-mac.c +++ b/drivers/net/wireless/iwlegacy/3945-mac.c @@ -475,6 +475,7 @@ il3945_tx_skb(struct il_priv *il, dma_addr_t txcmd_phys; int txq_id = skb_get_queue_mapping(skb); u16 len, idx, hdr_len; + u16 firstlen, secondlen; u8 id; u8 unicast; u8 sta_id; @@ -589,21 +590,22 @@ il3945_tx_skb(struct il_priv *il, len = sizeof(struct il3945_tx_cmd) + sizeof(struct il_cmd_header) + hdr_len; - len = (len + 3) & ~3; + firstlen = (len + 3) & ~3; /* Physical address of this Tx command's header (not MAC header!), * within command buffer array. */ txcmd_phys = - pci_map_single(il->pci_dev, &out_cmd->hdr, len, PCI_DMA_TODEVICE); + pci_map_single(il->pci_dev, &out_cmd->hdr, firstlen, + PCI_DMA_TODEVICE); if (unlikely(pci_dma_mapping_error(il->pci_dev, txcmd_phys))) goto drop_unlock; /* Set up TFD's 2nd entry to point directly to remainder of skb, * if any (802.11 null frames have no payload). */ - len = skb->len - hdr_len; - if (len) { + secondlen = skb->len - hdr_len; + if (secondlen > 0) { phys_addr = - pci_map_single(il->pci_dev, skb->data + hdr_len, len, + pci_map_single(il->pci_dev, skb->data + hdr_len, secondlen, PCI_DMA_TODEVICE); if (unlikely(pci_dma_mapping_error(il->pci_dev, phys_addr))) goto drop_unlock; @@ -611,12 +613,12 @@ il3945_tx_skb(struct il_priv *il, /* Add buffer containing Tx command and MAC(!) header to TFD's * first entry */ - il->ops->txq_attach_buf_to_tfd(il, txq, txcmd_phys, len, 1, 0); + il->ops->txq_attach_buf_to_tfd(il, txq, txcmd_phys, firstlen, 1, 0); dma_unmap_addr_set(out_meta, mapping, txcmd_phys); - dma_unmap_len_set(out_meta, len, len); - if (len) - il->ops->txq_attach_buf_to_tfd(il, txq, phys_addr, len, 0, - U32_PAD(len)); + dma_unmap_len_set(out_meta, len, firstlen); + if (secondlen > 0) + il->ops->txq_attach_buf_to_tfd(il, txq, phys_addr, secondlen, 0, + U32_PAD(secondlen)); if (!ieee80211_has_morefrags(hdr->frame_control)) { txq->need_update = 1; diff --git a/drivers/net/wireless/iwlwifi/dvm/sta.c b/drivers/net/wireless/iwlwifi/dvm/sta.c index 94ef33838bc6..b775769f8322 100644 --- a/drivers/net/wireless/iwlwifi/dvm/sta.c +++ b/drivers/net/wireless/iwlwifi/dvm/sta.c @@ -151,7 +151,7 @@ int iwl_send_add_sta(struct iwl_priv *priv, sta_id, sta->sta.addr, flags & CMD_ASYNC ? "a" : ""); if (!(flags & CMD_ASYNC)) { - cmd.flags |= CMD_WANT_SKB | CMD_WANT_HCMD; + cmd.flags |= CMD_WANT_SKB; might_sleep(); } diff --git a/drivers/net/wireless/iwlwifi/iwl-devtrace.h b/drivers/net/wireless/iwlwifi/iwl-devtrace.h index 9a0f45ec9e01..81aa91fab5aa 100644 --- a/drivers/net/wireless/iwlwifi/iwl-devtrace.h +++ b/drivers/net/wireless/iwlwifi/iwl-devtrace.h @@ -349,25 +349,23 @@ TRACE_EVENT(iwlwifi_dev_rx_data, TRACE_EVENT(iwlwifi_dev_hcmd, TP_PROTO(const struct device *dev, struct iwl_host_cmd *cmd, u16 total_size, - const void *hdr, size_t hdr_len), - TP_ARGS(dev, cmd, total_size, hdr, hdr_len), + struct iwl_cmd_header *hdr), + TP_ARGS(dev, cmd, total_size, hdr), TP_STRUCT__entry( DEV_ENTRY __dynamic_array(u8, hcmd, total_size) __field(u32, flags) ), TP_fast_assign( - int i, offset = hdr_len; + int i, offset = sizeof(*hdr); DEV_ASSIGN; __entry->flags = cmd->flags; - memcpy(__get_dynamic_array(hcmd), hdr, hdr_len); + memcpy(__get_dynamic_array(hcmd), hdr, sizeof(*hdr)); - for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { + for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { if (!cmd->len[i]) continue; - if (!(cmd->dataflags[i] & IWL_HCMD_DFL_NOCOPY)) - continue; memcpy((u8 *)__get_dynamic_array(hcmd) + offset, cmd->data[i], cmd->len[i]); offset += cmd->len[i]; diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c index 6f228bb2b844..fbfd2d137117 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -1102,7 +1102,6 @@ void iwl_drv_stop(struct iwl_drv *drv) /* shared module parameters */ struct iwl_mod_params iwlwifi_mod_params = { - .amsdu_size_8K = 1, .restart_fw = 1, .plcp_check = true, .bt_coex_active = true, @@ -1207,7 +1206,7 @@ MODULE_PARM_DESC(11n_disable, "disable 11n functionality, bitmap: 1: full, 2: agg TX, 4: agg RX"); module_param_named(amsdu_size_8K, iwlwifi_mod_params.amsdu_size_8K, int, S_IRUGO); -MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size"); +MODULE_PARM_DESC(amsdu_size_8K, "enable 8K amsdu size (default 0)"); module_param_named(fw_restart, iwlwifi_mod_params.restart_fw, int, S_IRUGO); MODULE_PARM_DESC(fw_restart, "restart firmware in case of error"); diff --git a/drivers/net/wireless/iwlwifi/iwl-modparams.h b/drivers/net/wireless/iwlwifi/iwl-modparams.h index e5e3a79eae2f..2c2a729092f5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-modparams.h +++ b/drivers/net/wireless/iwlwifi/iwl-modparams.h @@ -91,7 +91,7 @@ enum iwl_power_level { * @sw_crypto: using hardware encryption, default = 0 * @disable_11n: disable 11n capabilities, default = 0, * use IWL_DISABLE_HT_* constants - * @amsdu_size_8K: enable 8K amsdu size, default = 1 + * @amsdu_size_8K: enable 8K amsdu size, default = 0 * @restart_fw: restart firmware, default = 1 * @plcp_check: enable plcp health check, default = true * @wd_disable: enable stuck queue check, default = 0 diff --git a/drivers/net/wireless/iwlwifi/iwl-phy-db.c b/drivers/net/wireless/iwlwifi/iwl-phy-db.c index 14fc8d39fc28..3392011a8768 100644 --- a/drivers/net/wireless/iwlwifi/iwl-phy-db.c +++ b/drivers/net/wireless/iwlwifi/iwl-phy-db.c @@ -136,12 +136,6 @@ struct iwl_calib_res_notif_phy_db { u8 data[]; } __packed; -#define IWL_PHY_DB_STATIC_PIC cpu_to_le32(0x21436587) -static inline void iwl_phy_db_test_pic(__le32 pic) -{ - WARN_ON(IWL_PHY_DB_STATIC_PIC != pic); -} - struct iwl_phy_db *iwl_phy_db_init(struct iwl_trans *trans) { struct iwl_phy_db *phy_db = kzalloc(sizeof(struct iwl_phy_db), @@ -260,11 +254,6 @@ int iwl_phy_db_set_section(struct iwl_phy_db *phy_db, struct iwl_rx_packet *pkt, (size - CHANNEL_NUM_SIZE) / phy_db->channel_num; } - /* Test PIC */ - if (type != IWL_PHY_DB_CFG) - iwl_phy_db_test_pic(*(((__le32 *)phy_db_notif->data) + - (size / sizeof(__le32)) - 1)); - IWL_DEBUG_INFO(phy_db->trans, "%s(%d): [PHYDB]SET: Type %d , Size: %d\n", __func__, __LINE__, type, size); @@ -372,11 +361,6 @@ int iwl_phy_db_get_section_data(struct iwl_phy_db *phy_db, *size = entry->size; } - /* Test PIC */ - if (type != IWL_PHY_DB_CFG) - iwl_phy_db_test_pic(*(((__le32 *)*data) + - (*size / sizeof(__le32)) - 1)); - IWL_DEBUG_INFO(phy_db->trans, "%s(%d): [PHYDB] GET: Type %d , Size: %d\n", __func__, __LINE__, type, *size); diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index 8c7bec6b9a0b..0cac2b7af78b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -186,19 +186,13 @@ struct iwl_rx_packet { * @CMD_ASYNC: Return right away and don't want for the response * @CMD_WANT_SKB: valid only with CMD_SYNC. The caller needs the buffer of the * response. The caller needs to call iwl_free_resp when done. - * @CMD_WANT_HCMD: The caller needs to get the HCMD that was sent in the - * response handler. Chunks flagged by %IWL_HCMD_DFL_NOCOPY won't be - * copied. The pointer passed to the response handler is in the transport - * ownership and don't need to be freed by the op_mode. This also means - * that the pointer is invalidated after the op_mode's handler returns. * @CMD_ON_DEMAND: This command is sent by the test mode pipe. */ enum CMD_MODE { CMD_SYNC = 0, CMD_ASYNC = BIT(0), CMD_WANT_SKB = BIT(1), - CMD_WANT_HCMD = BIT(2), - CMD_ON_DEMAND = BIT(3), + CMD_ON_DEMAND = BIT(2), }; #define DEF_CMD_PAYLOAD_SIZE 320 @@ -217,7 +211,11 @@ struct iwl_device_cmd { #define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_device_cmd)) -#define IWL_MAX_CMD_TFDS 2 +/* + * number of transfer buffers (fragments) per transmit frame descriptor; + * this is just the driver's idea, the hardware supports 20 + */ +#define IWL_MAX_CMD_TBS_PER_TFD 2 /** * struct iwl_hcmd_dataflag - flag for each one of the chunks of the command @@ -254,15 +252,15 @@ enum iwl_hcmd_dataflag { * @id: id of the host command */ struct iwl_host_cmd { - const void *data[IWL_MAX_CMD_TFDS]; + const void *data[IWL_MAX_CMD_TBS_PER_TFD]; struct iwl_rx_packet *resp_pkt; unsigned long _rx_page_addr; u32 _rx_page_order; int handler_status; u32 flags; - u16 len[IWL_MAX_CMD_TFDS]; - u8 dataflags[IWL_MAX_CMD_TFDS]; + u16 len[IWL_MAX_CMD_TBS_PER_TFD]; + u8 dataflags[IWL_MAX_CMD_TBS_PER_TFD]; u8 id; }; diff --git a/drivers/net/wireless/iwlwifi/mvm/d3.c b/drivers/net/wireless/iwlwifi/mvm/d3.c index c64d864799cd..994c8c263dc0 100644 --- a/drivers/net/wireless/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/iwlwifi/mvm/d3.c @@ -61,6 +61,7 @@ * *****************************************************************************/ +#include <linux/etherdevice.h> #include <net/cfg80211.h> #include <net/ipv6.h> #include "iwl-modparams.h" @@ -192,6 +193,11 @@ static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw, sizeof(wkc), &wkc); data->error = ret != 0; + mvm->ptk_ivlen = key->iv_len; + mvm->ptk_icvlen = key->icv_len; + mvm->gtk_ivlen = key->iv_len; + mvm->gtk_icvlen = key->icv_len; + /* don't upload key again */ goto out_unlock; } @@ -304,9 +310,13 @@ static void iwl_mvm_wowlan_program_keys(struct ieee80211_hw *hw, */ if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) { key->hw_key_idx = 0; + mvm->ptk_ivlen = key->iv_len; + mvm->ptk_icvlen = key->icv_len; } else { data->gtk_key_idx++; key->hw_key_idx = data->gtk_key_idx; + mvm->gtk_ivlen = key->iv_len; + mvm->gtk_icvlen = key->icv_len; } ret = iwl_mvm_set_sta_key(mvm, vif, sta, key, true); @@ -649,6 +659,11 @@ int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) /* We reprogram keys and shouldn't allocate new key indices */ memset(mvm->fw_key_table, 0, sizeof(mvm->fw_key_table)); + mvm->ptk_ivlen = 0; + mvm->ptk_icvlen = 0; + mvm->ptk_ivlen = 0; + mvm->ptk_icvlen = 0; + /* * The D3 firmware still hardcodes the AP station ID for the * BSS we're associated with as 0. As a result, we have to move @@ -783,7 +798,6 @@ static void iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, struct iwl_wowlan_status *status; u32 reasons; int ret, len; - bool pkt8023 = false; struct sk_buff *pkt = NULL; iwl_trans_read_mem_bytes(mvm->trans, base, @@ -824,7 +838,8 @@ static void iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, status = (void *)cmd.resp_pkt->data; if (len - sizeof(struct iwl_cmd_header) != - sizeof(*status) + le32_to_cpu(status->wake_packet_bufsize)) { + sizeof(*status) + + ALIGN(le32_to_cpu(status->wake_packet_bufsize), 4)) { IWL_ERR(mvm, "Invalid WoWLAN status response!\n"); goto out; } @@ -836,61 +851,96 @@ static void iwl_mvm_query_wakeup_reasons(struct iwl_mvm *mvm, goto report; } - if (reasons & IWL_WOWLAN_WAKEUP_BY_MAGIC_PACKET) { + if (reasons & IWL_WOWLAN_WAKEUP_BY_MAGIC_PACKET) wakeup.magic_pkt = true; - pkt8023 = true; - } - if (reasons & IWL_WOWLAN_WAKEUP_BY_PATTERN) { + if (reasons & IWL_WOWLAN_WAKEUP_BY_PATTERN) wakeup.pattern_idx = le16_to_cpu(status->pattern_number); - pkt8023 = true; - } if (reasons & (IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_MISSED_BEACON | IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_DEAUTH)) wakeup.disconnect = true; - if (reasons & IWL_WOWLAN_WAKEUP_BY_GTK_REKEY_FAILURE) { + if (reasons & IWL_WOWLAN_WAKEUP_BY_GTK_REKEY_FAILURE) wakeup.gtk_rekey_failure = true; - pkt8023 = true; - } - if (reasons & IWL_WOWLAN_WAKEUP_BY_RFKILL_DEASSERTED) { + if (reasons & IWL_WOWLAN_WAKEUP_BY_RFKILL_DEASSERTED) wakeup.rfkill_release = true; - pkt8023 = true; - } - if (reasons & IWL_WOWLAN_WAKEUP_BY_EAPOL_REQUEST) { + if (reasons & IWL_WOWLAN_WAKEUP_BY_EAPOL_REQUEST) wakeup.eap_identity_req = true; - pkt8023 = true; - } - if (reasons & IWL_WOWLAN_WAKEUP_BY_FOUR_WAY_HANDSHAKE) { + if (reasons & IWL_WOWLAN_WAKEUP_BY_FOUR_WAY_HANDSHAKE) wakeup.four_way_handshake = true; - pkt8023 = true; - } if (status->wake_packet_bufsize) { - u32 pktsize = le32_to_cpu(status->wake_packet_bufsize); - u32 pktlen = le32_to_cpu(status->wake_packet_length); + int pktsize = le32_to_cpu(status->wake_packet_bufsize); + int pktlen = le32_to_cpu(status->wake_packet_length); + const u8 *pktdata = status->wake_packet; + struct ieee80211_hdr *hdr = (void *)pktdata; + int truncated = pktlen - pktsize; + + /* this would be a firmware bug */ + if (WARN_ON_ONCE(truncated < 0)) + truncated = 0; + + if (ieee80211_is_data(hdr->frame_control)) { + int hdrlen = ieee80211_hdrlen(hdr->frame_control); + int ivlen = 0, icvlen = 4; /* also FCS */ - if (pkt8023) { pkt = alloc_skb(pktsize, GFP_KERNEL); if (!pkt) goto report; - memcpy(skb_put(pkt, pktsize), status->wake_packet, - pktsize); + + memcpy(skb_put(pkt, hdrlen), pktdata, hdrlen); + pktdata += hdrlen; + pktsize -= hdrlen; + + if (ieee80211_has_protected(hdr->frame_control)) { + if (is_multicast_ether_addr(hdr->addr1)) { + ivlen = mvm->gtk_ivlen; + icvlen += mvm->gtk_icvlen; + } else { + ivlen = mvm->ptk_ivlen; + icvlen += mvm->ptk_icvlen; + } + } + + /* if truncated, FCS/ICV is (partially) gone */ + if (truncated >= icvlen) { + icvlen = 0; + truncated -= icvlen; + } else { + icvlen -= truncated; + truncated = 0; + } + + pktsize -= ivlen + icvlen; + pktdata += ivlen; + + memcpy(skb_put(pkt, pktsize), pktdata, pktsize); + if (ieee80211_data_to_8023(pkt, vif->addr, vif->type)) goto report; wakeup.packet = pkt->data; wakeup.packet_present_len = pkt->len; - wakeup.packet_len = pkt->len - (pktlen - pktsize); + wakeup.packet_len = pkt->len - truncated; wakeup.packet_80211 = false; } else { + int fcslen = 4; + + if (truncated >= 4) { + truncated -= 4; + fcslen = 0; + } else { + fcslen -= truncated; + truncated = 0; + } + pktsize -= fcslen; wakeup.packet = status->wake_packet; wakeup.packet_present_len = pktsize; - wakeup.packet_len = pktlen; + wakeup.packet_len = pktlen - truncated; wakeup.packet_80211 = true; } } diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/iwlwifi/mvm/fw-api.h index 23eebda848b0..2adb61f103f4 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw-api.h +++ b/drivers/net/wireless/iwlwifi/mvm/fw-api.h @@ -762,18 +762,20 @@ struct iwl_phy_context_cmd { #define IWL_RX_INFO_PHY_CNT 8 #define IWL_RX_INFO_AGC_IDX 1 #define IWL_RX_INFO_RSSI_AB_IDX 2 -#define IWL_RX_INFO_RSSI_C_IDX 3 -#define IWL_OFDM_AGC_DB_MSK 0xfe00 -#define IWL_OFDM_AGC_DB_POS 9 +#define IWL_OFDM_AGC_A_MSK 0x0000007f +#define IWL_OFDM_AGC_A_POS 0 +#define IWL_OFDM_AGC_B_MSK 0x00003f80 +#define IWL_OFDM_AGC_B_POS 7 +#define IWL_OFDM_AGC_CODE_MSK 0x3fe00000 +#define IWL_OFDM_AGC_CODE_POS 20 #define IWL_OFDM_RSSI_INBAND_A_MSK 0x00ff -#define IWL_OFDM_RSSI_ALLBAND_A_MSK 0xff00 #define IWL_OFDM_RSSI_A_POS 0 +#define IWL_OFDM_RSSI_ALLBAND_A_MSK 0xff00 +#define IWL_OFDM_RSSI_ALLBAND_A_POS 8 #define IWL_OFDM_RSSI_INBAND_B_MSK 0xff0000 -#define IWL_OFDM_RSSI_ALLBAND_B_MSK 0xff000000 #define IWL_OFDM_RSSI_B_POS 16 -#define IWL_OFDM_RSSI_INBAND_C_MSK 0x00ff -#define IWL_OFDM_RSSI_ALLBAND_C_MSK 0xff00 -#define IWL_OFDM_RSSI_C_POS 0 +#define IWL_OFDM_RSSI_ALLBAND_B_MSK 0xff000000 +#define IWL_OFDM_RSSI_ALLBAND_B_POS 24 /** * struct iwl_rx_phy_info - phy info diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c index d3d959db03a9..500f818dba04 100644 --- a/drivers/net/wireless/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/iwlwifi/mvm/fw.c @@ -79,17 +79,8 @@ #define UCODE_VALID_OK cpu_to_le32(0x1) /* Default calibration values for WkP - set to INIT image w/o running */ -static const u8 wkp_calib_values_bb_filter[] = { 0xbf, 0x00, 0x5f, 0x00, 0x2f, - 0x00, 0x18, 0x00 }; -static const u8 wkp_calib_values_rx_dc[] = { 0x7f, 0x7f, 0x7f, 0x7f, 0x7f, - 0x7f, 0x7f, 0x7f }; -static const u8 wkp_calib_values_tx_lo[] = { 0x00, 0x00, 0x00, 0x00 }; -static const u8 wkp_calib_values_tx_iq[] = { 0xff, 0x00, 0xff, 0x00, 0x00, - 0x00 }; -static const u8 wkp_calib_values_rx_iq[] = { 0xff, 0x00, 0x00, 0x00 }; static const u8 wkp_calib_values_rx_iq_skew[] = { 0x00, 0x00, 0x01, 0x00 }; static const u8 wkp_calib_values_tx_iq_skew[] = { 0x01, 0x00, 0x00, 0x00 }; -static const u8 wkp_calib_values_xtal[] = { 0xd2, 0xd2 }; struct iwl_calib_default_data { u16 size; @@ -99,12 +90,7 @@ struct iwl_calib_default_data { #define CALIB_SIZE_N_DATA(_buf) {.size = sizeof(_buf), .data = &_buf} static const struct iwl_calib_default_data wkp_calib_default_data[12] = { - [5] = CALIB_SIZE_N_DATA(wkp_calib_values_rx_dc), - [6] = CALIB_SIZE_N_DATA(wkp_calib_values_bb_filter), - [7] = CALIB_SIZE_N_DATA(wkp_calib_values_tx_lo), - [8] = CALIB_SIZE_N_DATA(wkp_calib_values_tx_iq), [9] = CALIB_SIZE_N_DATA(wkp_calib_values_tx_iq_skew), - [10] = CALIB_SIZE_N_DATA(wkp_calib_values_rx_iq), [11] = CALIB_SIZE_N_DATA(wkp_calib_values_rx_iq_skew), }; @@ -241,20 +227,6 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm, return 0; } -#define IWL_HW_REV_ID_RAINBOW 0x2 -#define IWL_PROJ_TYPE_LHP 0x5 - -static u32 iwl_mvm_build_phy_cfg(struct iwl_mvm *mvm) -{ - struct iwl_nvm_data *data = mvm->nvm_data; - /* Temp calls to static definitions, will be changed to CSR calls */ - u8 hw_rev_id = IWL_HW_REV_ID_RAINBOW; - u8 project_type = IWL_PROJ_TYPE_LHP; - - return data->radio_cfg_dash | (data->radio_cfg_step << 2) | - (hw_rev_id << 4) | ((project_type & 0x7f) << 6) | - (data->valid_tx_ant << 16) | (data->valid_rx_ant << 20); -} static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) { @@ -262,7 +234,7 @@ static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) enum iwl_ucode_type ucode_type = mvm->cur_ucode; /* Set parameters */ - phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_build_phy_cfg(mvm)); + phy_cfg_cmd.phy_cfg = cpu_to_le32(mvm->fw->phy_config); phy_cfg_cmd.calib_control.event_trigger = mvm->fw->default_calib[ucode_type].event_trigger; phy_cfg_cmd.calib_control.flow_trigger = @@ -275,103 +247,6 @@ static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm) sizeof(phy_cfg_cmd), &phy_cfg_cmd); } -/* Starting with the new PHY DB implementation - New calibs are enabled */ -/* Value - 0x405e7 */ -#define IWL_CALIB_DEFAULT_FLOW_INIT (IWL_CALIB_CFG_XTAL_IDX |\ - IWL_CALIB_CFG_TEMPERATURE_IDX |\ - IWL_CALIB_CFG_VOLTAGE_READ_IDX |\ - IWL_CALIB_CFG_DC_IDX |\ - IWL_CALIB_CFG_BB_FILTER_IDX |\ - IWL_CALIB_CFG_LO_LEAKAGE_IDX |\ - IWL_CALIB_CFG_TX_IQ_IDX |\ - IWL_CALIB_CFG_RX_IQ_IDX |\ - IWL_CALIB_CFG_AGC_IDX) - -#define IWL_CALIB_DEFAULT_EVENT_INIT 0x0 - -/* Value 0x41567 */ -#define IWL_CALIB_DEFAULT_FLOW_RUN (IWL_CALIB_CFG_XTAL_IDX |\ - IWL_CALIB_CFG_TEMPERATURE_IDX |\ - IWL_CALIB_CFG_VOLTAGE_READ_IDX |\ - IWL_CALIB_CFG_BB_FILTER_IDX |\ - IWL_CALIB_CFG_DC_IDX |\ - IWL_CALIB_CFG_TX_IQ_IDX |\ - IWL_CALIB_CFG_RX_IQ_IDX |\ - IWL_CALIB_CFG_SENSITIVITY_IDX |\ - IWL_CALIB_CFG_AGC_IDX) - -#define IWL_CALIB_DEFAULT_EVENT_RUN (IWL_CALIB_CFG_XTAL_IDX |\ - IWL_CALIB_CFG_TEMPERATURE_IDX |\ - IWL_CALIB_CFG_VOLTAGE_READ_IDX |\ - IWL_CALIB_CFG_TX_PWR_IDX |\ - IWL_CALIB_CFG_DC_IDX |\ - IWL_CALIB_CFG_TX_IQ_IDX |\ - IWL_CALIB_CFG_SENSITIVITY_IDX) - -/* - * Sets the calibrations trigger values that will be sent to the FW for runtime - * and init calibrations. - * The ones given in the FW TLV are not correct. - */ -static void iwl_set_default_calib_trigger(struct iwl_mvm *mvm) -{ - struct iwl_tlv_calib_ctrl default_calib; - - /* - * WkP FW TLV calib bits are wrong, overwrite them. - * This defines the dynamic calibrations which are implemented in the - * uCode both for init(flow) calculation and event driven calibs. - */ - - /* Init Image */ - default_calib.event_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_EVENT_INIT); - default_calib.flow_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_FLOW_INIT); - - if (default_calib.event_trigger != - mvm->fw->default_calib[IWL_UCODE_INIT].event_trigger) - IWL_ERR(mvm, - "Updating the event calib for INIT image: 0x%x -> 0x%x\n", - mvm->fw->default_calib[IWL_UCODE_INIT].event_trigger, - default_calib.event_trigger); - if (default_calib.flow_trigger != - mvm->fw->default_calib[IWL_UCODE_INIT].flow_trigger) - IWL_ERR(mvm, - "Updating the flow calib for INIT image: 0x%x -> 0x%x\n", - mvm->fw->default_calib[IWL_UCODE_INIT].flow_trigger, - default_calib.flow_trigger); - - memcpy((void *)&mvm->fw->default_calib[IWL_UCODE_INIT], - &default_calib, sizeof(struct iwl_tlv_calib_ctrl)); - IWL_ERR(mvm, - "Setting uCode init calibrations event 0x%x, trigger 0x%x\n", - default_calib.event_trigger, - default_calib.flow_trigger); - - /* Run time image */ - default_calib.event_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_EVENT_RUN); - default_calib.flow_trigger = cpu_to_le32(IWL_CALIB_DEFAULT_FLOW_RUN); - - if (default_calib.event_trigger != - mvm->fw->default_calib[IWL_UCODE_REGULAR].event_trigger) - IWL_ERR(mvm, - "Updating the event calib for RT image: 0x%x -> 0x%x\n", - mvm->fw->default_calib[IWL_UCODE_REGULAR].event_trigger, - default_calib.event_trigger); - if (default_calib.flow_trigger != - mvm->fw->default_calib[IWL_UCODE_REGULAR].flow_trigger) - IWL_ERR(mvm, - "Updating the flow calib for RT image: 0x%x -> 0x%x\n", - mvm->fw->default_calib[IWL_UCODE_REGULAR].flow_trigger, - default_calib.flow_trigger); - - memcpy((void *)&mvm->fw->default_calib[IWL_UCODE_REGULAR], - &default_calib, sizeof(struct iwl_tlv_calib_ctrl)); - IWL_ERR(mvm, - "Setting uCode runtime calibs event 0x%x, trigger 0x%x\n", - default_calib.event_trigger, - default_calib.flow_trigger); -} - static int iwl_set_default_calibrations(struct iwl_mvm *mvm) { u8 cmd_raw[16]; /* holds the variable size commands */ @@ -446,8 +321,10 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm) ret = iwl_nvm_check_version(mvm->nvm_data, mvm->trans); WARN_ON(ret); - /* Override the calibrations from TLV and the const of fw */ - iwl_set_default_calib_trigger(mvm); + /* Send TX valid antennas before triggering calibrations */ + ret = iwl_send_tx_ant_cfg(mvm, mvm->nvm_data->valid_tx_ant); + if (ret) + goto error; /* WkP doesn't have all calibrations, need to set default values */ if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_7000) { diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index e8264e11b12d..7e169b085afe 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -557,11 +557,9 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, return ret; } -static void iwl_mvm_mac_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) +static void iwl_mvm_prepare_mac_removal(struct iwl_mvm *mvm, + struct ieee80211_vif *vif) { - struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); u32 tfd_msk = 0, ac; for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) @@ -594,12 +592,21 @@ static void iwl_mvm_mac_remove_interface(struct ieee80211_hw *hw, */ flush_work(&mvm->sta_drained_wk); } +} + +static void iwl_mvm_mac_remove_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + + iwl_mvm_prepare_mac_removal(mvm, vif); mutex_lock(&mvm->mutex); /* * For AP/GO interface, the tear down of the resources allocated to the - * interface should be handled as part of the bss_info_changed flow. + * interface is be handled as part of the stop_ap flow. */ if (vif->type == NL80211_IFTYPE_AP) { iwl_mvm_dealloc_int_sta(mvm, &mvmvif->bcast_sta); @@ -763,6 +770,8 @@ static void iwl_mvm_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif) struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + iwl_mvm_prepare_mac_removal(mvm, vif); + mutex_lock(&mvm->mutex); mvmvif->ap_active = false; diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h index 4e339ccfa800..bdae700c769e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h @@ -80,7 +80,8 @@ #define IWL_INVALID_MAC80211_QUEUE 0xff #define IWL_MVM_MAX_ADDRESSES 2 -#define IWL_RSSI_OFFSET 44 +/* RSSI offset for WkP */ +#define IWL_RSSI_OFFSET 50 enum iwl_mvm_tx_fifo { IWL_MVM_TX_FIFO_BK = 0, @@ -327,6 +328,10 @@ struct iwl_mvm { struct led_classdev led; struct ieee80211_vif *p2p_device_vif; + +#ifdef CONFIG_PM_SLEEP + int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; +#endif }; /* Extract MVM priv from op_mode and _hw */ diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c index aa59adf87db3..d0f9c1e0475e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/iwlwifi/mvm/ops.c @@ -624,12 +624,8 @@ static void iwl_mvm_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb) ieee80211_free_txskb(mvm->hw, skb); } -static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode) +static void iwl_mvm_nic_restart(struct iwl_mvm *mvm) { - struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); - - iwl_mvm_dump_nic_error_log(mvm); - iwl_abort_notification_waits(&mvm->notif_wait); /* @@ -663,9 +659,21 @@ static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode) } } +static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode) +{ + struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); + + iwl_mvm_dump_nic_error_log(mvm); + + iwl_mvm_nic_restart(mvm); +} + static void iwl_mvm_cmd_queue_full(struct iwl_op_mode *op_mode) { + struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); + WARN_ON(1); + iwl_mvm_nic_restart(mvm); } static const struct iwl_op_mode_ops iwl_mvm_ops = { diff --git a/drivers/net/wireless/iwlwifi/mvm/rx.c b/drivers/net/wireless/iwlwifi/mvm/rx.c index 3f40ab05bbd8..b0b190d0ec23 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/iwlwifi/mvm/rx.c @@ -131,33 +131,42 @@ static void iwl_mvm_pass_packet_to_mac80211(struct iwl_mvm *mvm, static int iwl_mvm_calc_rssi(struct iwl_mvm *mvm, struct iwl_rx_phy_info *phy_info) { - u32 rssi_a, rssi_b, rssi_c, max_rssi, agc_db; + int rssi_a, rssi_b, rssi_a_dbm, rssi_b_dbm, max_rssi_dbm; + int rssi_all_band_a, rssi_all_band_b; + u32 agc_a, agc_b, max_agc; u32 val; - /* Find max rssi among 3 possible receivers. + /* Find max rssi among 2 possible receivers. * These values are measured by the Digital Signal Processor (DSP). * They should stay fairly constant even as the signal strength varies, * if the radio's Automatic Gain Control (AGC) is working right. * AGC value (see below) will provide the "interesting" info. */ + val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_AGC_IDX]); + agc_a = (val & IWL_OFDM_AGC_A_MSK) >> IWL_OFDM_AGC_A_POS; + agc_b = (val & IWL_OFDM_AGC_B_MSK) >> IWL_OFDM_AGC_B_POS; + max_agc = max_t(u32, agc_a, agc_b); + val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_RSSI_AB_IDX]); rssi_a = (val & IWL_OFDM_RSSI_INBAND_A_MSK) >> IWL_OFDM_RSSI_A_POS; rssi_b = (val & IWL_OFDM_RSSI_INBAND_B_MSK) >> IWL_OFDM_RSSI_B_POS; - val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_RSSI_C_IDX]); - rssi_c = (val & IWL_OFDM_RSSI_INBAND_C_MSK) >> IWL_OFDM_RSSI_C_POS; - - val = le32_to_cpu(phy_info->non_cfg_phy[IWL_RX_INFO_AGC_IDX]); - agc_db = (val & IWL_OFDM_AGC_DB_MSK) >> IWL_OFDM_AGC_DB_POS; + rssi_all_band_a = (val & IWL_OFDM_RSSI_ALLBAND_A_MSK) >> + IWL_OFDM_RSSI_ALLBAND_A_POS; + rssi_all_band_b = (val & IWL_OFDM_RSSI_ALLBAND_B_MSK) >> + IWL_OFDM_RSSI_ALLBAND_B_POS; - max_rssi = max_t(u32, rssi_a, rssi_b); - max_rssi = max_t(u32, max_rssi, rssi_c); + /* + * dBm = rssi dB - agc dB - constant. + * Higher AGC (higher radio gain) means lower signal. + */ + rssi_a_dbm = rssi_a - IWL_RSSI_OFFSET - agc_a; + rssi_b_dbm = rssi_b - IWL_RSSI_OFFSET - agc_b; + max_rssi_dbm = max_t(int, rssi_a_dbm, rssi_b_dbm); - IWL_DEBUG_STATS(mvm, "Rssi In A %d B %d C %d Max %d AGC dB %d\n", - rssi_a, rssi_b, rssi_c, max_rssi, agc_db); + IWL_DEBUG_STATS(mvm, "Rssi In A %d B %d Max %d AGCA %d AGCB %d\n", + rssi_a_dbm, rssi_b_dbm, max_rssi_dbm, agc_a, agc_b); - /* dBm = max_rssi dB - agc dB - constant. - * Higher AGC (higher radio gain) means lower signal. */ - return max_rssi - agc_db - IWL_RSSI_OFFSET; + return max_rssi_dbm; } /* diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c index 861a7f9f8e7f..274f44e2ef60 100644 --- a/drivers/net/wireless/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/iwlwifi/mvm/sta.c @@ -770,6 +770,16 @@ int iwl_mvm_sta_tx_agg_stop(struct iwl_mvm *mvm, struct ieee80211_vif *vif, u16 txq_id; int err; + + /* + * If mac80211 is cleaning its state, then say that we finished since + * our state has been cleared anyway. + */ + if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) { + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); + return 0; + } + spin_lock_bh(&mvmsta->lock); txq_id = tid_data->txq_id; diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c index 6b67ce3f679c..6645efe5c03e 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/iwlwifi/mvm/tx.c @@ -607,12 +607,8 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm, /* Single frame failure in an AMPDU queue => send BAR */ if (txq_id >= IWL_FIRST_AMPDU_QUEUE && - !(info->flags & IEEE80211_TX_STAT_ACK)) { - /* there must be only one skb in the skb_list */ - WARN_ON_ONCE(skb_freed > 1 || - !skb_queue_empty(&skbs)); + !(info->flags & IEEE80211_TX_STAT_ACK)) info->flags |= IEEE80211_TX_STAT_AMPDU_NO_BACK; - } /* W/A FW bug: seq_ctl is wrong when the queue is flushed */ if (status == TX_STATUS_FAIL_FIFO_FLUSHED) { diff --git a/drivers/net/wireless/iwlwifi/pcie/internal.h b/drivers/net/wireless/iwlwifi/pcie/internal.h index aa2a39a637dd..148843e7f34f 100644 --- a/drivers/net/wireless/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/iwlwifi/pcie/internal.h @@ -137,10 +137,6 @@ static inline int iwl_queue_dec_wrap(int index, int n_bd) struct iwl_cmd_meta { /* only for SYNC commands, iff the reply skb is wanted */ struct iwl_host_cmd *source; - - DEFINE_DMA_UNMAP_ADDR(mapping); - DEFINE_DMA_UNMAP_LEN(len); - u32 flags; }; @@ -182,19 +178,39 @@ struct iwl_queue { #define TFD_TX_CMD_SLOTS 256 #define TFD_CMD_SLOTS 32 +/* + * The FH will write back to the first TB only, so we need + * to copy some data into the buffer regardless of whether + * it should be mapped or not. This indicates how big the + * first TB must be to include the scratch buffer. Since + * the scratch is 4 bytes at offset 12, it's 16 now. If we + * make it bigger then allocations will be bigger and copy + * slower, so that's probably not useful. + */ +#define IWL_HCMD_SCRATCHBUF_SIZE 16 + struct iwl_pcie_txq_entry { struct iwl_device_cmd *cmd; - struct iwl_device_cmd *copy_cmd; struct sk_buff *skb; /* buffer to free after command completes */ const void *free_buf; struct iwl_cmd_meta meta; }; +struct iwl_pcie_txq_scratch_buf { + struct iwl_cmd_header hdr; + u8 buf[8]; + __le32 scratch; +}; + /** * struct iwl_txq - Tx Queue for DMA * @q: generic Rx/Tx queue descriptor * @tfds: transmit frame descriptors (DMA memory) + * @scratchbufs: start of command headers, including scratch buffers, for + * the writeback -- this is DMA memory and an array holding one buffer + * for each command on the queue + * @scratchbufs_dma: DMA address for the scratchbufs start * @entries: transmit entries (driver state) * @lock: queue lock * @stuck_timer: timer that fires if queue gets stuck @@ -208,6 +224,8 @@ struct iwl_pcie_txq_entry { struct iwl_txq { struct iwl_queue q; struct iwl_tfd *tfds; + struct iwl_pcie_txq_scratch_buf *scratchbufs; + dma_addr_t scratchbufs_dma; struct iwl_pcie_txq_entry *entries; spinlock_t lock; struct timer_list stuck_timer; @@ -216,6 +234,13 @@ struct iwl_txq { u8 active; }; +static inline dma_addr_t +iwl_pcie_get_scratchbuf_dma(struct iwl_txq *txq, int idx) +{ + return txq->scratchbufs_dma + + sizeof(struct iwl_pcie_txq_scratch_buf) * idx; +} + /** * struct iwl_trans_pcie - PCIe transport specific data * @rxq: all the RX queue data diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index b0ae06d2456f..567e67ad1f61 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -637,22 +637,14 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans, index = SEQ_TO_INDEX(sequence); cmd_index = get_cmd_index(&txq->q, index); - if (reclaim) { - struct iwl_pcie_txq_entry *ent; - ent = &txq->entries[cmd_index]; - cmd = ent->copy_cmd; - WARN_ON_ONCE(!cmd && ent->meta.flags & CMD_WANT_HCMD); - } else { + if (reclaim) + cmd = txq->entries[cmd_index].cmd; + else cmd = NULL; - } err = iwl_op_mode_rx(trans->op_mode, &rxcb, cmd); if (reclaim) { - /* The original command isn't needed any more */ - kfree(txq->entries[cmd_index].copy_cmd); - txq->entries[cmd_index].copy_cmd = NULL; - /* nor is the duplicated part of the command */ kfree(txq->entries[cmd_index].free_buf); txq->entries[cmd_index].free_buf = NULL; } diff --git a/drivers/net/wireless/iwlwifi/pcie/tx.c b/drivers/net/wireless/iwlwifi/pcie/tx.c index 8e9e3212fe78..8595c16f74de 100644 --- a/drivers/net/wireless/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/iwlwifi/pcie/tx.c @@ -191,12 +191,9 @@ static void iwl_pcie_txq_stuck_timer(unsigned long data) } for (i = q->read_ptr; i != q->write_ptr; - i = iwl_queue_inc_wrap(i, q->n_bd)) { - struct iwl_tx_cmd *tx_cmd = - (struct iwl_tx_cmd *)txq->entries[i].cmd->payload; + i = iwl_queue_inc_wrap(i, q->n_bd)) IWL_ERR(trans, "scratch %d = 0x%08x\n", i, - get_unaligned_le32(&tx_cmd->scratch)); - } + le32_to_cpu(txq->scratchbufs[i].scratch)); iwl_op_mode_nic_error(trans->op_mode); } @@ -367,8 +364,8 @@ static inline u8 iwl_pcie_tfd_get_num_tbs(struct iwl_tfd *tfd) } static void iwl_pcie_tfd_unmap(struct iwl_trans *trans, - struct iwl_cmd_meta *meta, struct iwl_tfd *tfd, - enum dma_data_direction dma_dir) + struct iwl_cmd_meta *meta, + struct iwl_tfd *tfd) { int i; int num_tbs; @@ -382,17 +379,12 @@ static void iwl_pcie_tfd_unmap(struct iwl_trans *trans, return; } - /* Unmap tx_cmd */ - if (num_tbs) - dma_unmap_single(trans->dev, - dma_unmap_addr(meta, mapping), - dma_unmap_len(meta, len), - DMA_BIDIRECTIONAL); + /* first TB is never freed - it's the scratchbuf data */ - /* Unmap chunks, if any. */ for (i = 1; i < num_tbs; i++) dma_unmap_single(trans->dev, iwl_pcie_tfd_tb_get_addr(tfd, i), - iwl_pcie_tfd_tb_get_len(tfd, i), dma_dir); + iwl_pcie_tfd_tb_get_len(tfd, i), + DMA_TO_DEVICE); tfd->num_tbs = 0; } @@ -406,8 +398,7 @@ static void iwl_pcie_tfd_unmap(struct iwl_trans *trans, * Does NOT advance any TFD circular buffer read/write indexes * Does NOT free the TFD itself (which is within circular buffer) */ -static void iwl_pcie_txq_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq, - enum dma_data_direction dma_dir) +static void iwl_pcie_txq_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq) { struct iwl_tfd *tfd_tmp = txq->tfds; @@ -418,8 +409,7 @@ static void iwl_pcie_txq_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq, lockdep_assert_held(&txq->lock); /* We have only q->n_window txq->entries, but we use q->n_bd tfds */ - iwl_pcie_tfd_unmap(trans, &txq->entries[idx].meta, &tfd_tmp[rd_ptr], - dma_dir); + iwl_pcie_tfd_unmap(trans, &txq->entries[idx].meta, &tfd_tmp[rd_ptr]); /* free SKB */ if (txq->entries) { @@ -479,6 +469,7 @@ static int iwl_pcie_txq_alloc(struct iwl_trans *trans, { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); size_t tfd_sz = sizeof(struct iwl_tfd) * TFD_QUEUE_SIZE_MAX; + size_t scratchbuf_sz; int i; if (WARN_ON(txq->entries || txq->tfds)) @@ -514,9 +505,25 @@ static int iwl_pcie_txq_alloc(struct iwl_trans *trans, IWL_ERR(trans, "dma_alloc_coherent(%zd) failed\n", tfd_sz); goto error; } + + BUILD_BUG_ON(IWL_HCMD_SCRATCHBUF_SIZE != sizeof(*txq->scratchbufs)); + BUILD_BUG_ON(offsetof(struct iwl_pcie_txq_scratch_buf, scratch) != + sizeof(struct iwl_cmd_header) + + offsetof(struct iwl_tx_cmd, scratch)); + + scratchbuf_sz = sizeof(*txq->scratchbufs) * slots_num; + + txq->scratchbufs = dma_alloc_coherent(trans->dev, scratchbuf_sz, + &txq->scratchbufs_dma, + GFP_KERNEL); + if (!txq->scratchbufs) + goto err_free_tfds; + txq->q.id = txq_id; return 0; +err_free_tfds: + dma_free_coherent(trans->dev, tfd_sz, txq->tfds, txq->q.dma_addr); error: if (txq->entries && txq_id == trans_pcie->cmd_queue) for (i = 0; i < slots_num; i++) @@ -565,22 +572,13 @@ static void iwl_pcie_txq_unmap(struct iwl_trans *trans, int txq_id) struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_txq *txq = &trans_pcie->txq[txq_id]; struct iwl_queue *q = &txq->q; - enum dma_data_direction dma_dir; if (!q->n_bd) return; - /* In the command queue, all the TBs are mapped as BIDI - * so unmap them as such. - */ - if (txq_id == trans_pcie->cmd_queue) - dma_dir = DMA_BIDIRECTIONAL; - else - dma_dir = DMA_TO_DEVICE; - spin_lock_bh(&txq->lock); while (q->write_ptr != q->read_ptr) { - iwl_pcie_txq_free_tfd(trans, txq, dma_dir); + iwl_pcie_txq_free_tfd(trans, txq); q->read_ptr = iwl_queue_inc_wrap(q->read_ptr, q->n_bd); } spin_unlock_bh(&txq->lock); @@ -610,7 +608,6 @@ static void iwl_pcie_txq_free(struct iwl_trans *trans, int txq_id) if (txq_id == trans_pcie->cmd_queue) for (i = 0; i < txq->q.n_window; i++) { kfree(txq->entries[i].cmd); - kfree(txq->entries[i].copy_cmd); kfree(txq->entries[i].free_buf); } @@ -619,6 +616,10 @@ static void iwl_pcie_txq_free(struct iwl_trans *trans, int txq_id) dma_free_coherent(dev, sizeof(struct iwl_tfd) * txq->q.n_bd, txq->tfds, txq->q.dma_addr); txq->q.dma_addr = 0; + + dma_free_coherent(dev, + sizeof(*txq->scratchbufs) * txq->q.n_window, + txq->scratchbufs, txq->scratchbufs_dma); } kfree(txq->entries); @@ -962,7 +963,7 @@ void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id, int ssn, iwl_pcie_txq_inval_byte_cnt_tbl(trans, txq); - iwl_pcie_txq_free_tfd(trans, txq, DMA_TO_DEVICE); + iwl_pcie_txq_free_tfd(trans, txq); } iwl_pcie_txq_progress(trans_pcie, txq); @@ -1152,20 +1153,37 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, void *dup_buf = NULL; dma_addr_t phys_addr; int idx; - u16 copy_size, cmd_size; + u16 copy_size, cmd_size, scratch_size; bool had_nocopy = false; int i; u32 cmd_pos; + const u8 *cmddata[IWL_MAX_CMD_TBS_PER_TFD]; + u16 cmdlen[IWL_MAX_CMD_TBS_PER_TFD]; copy_size = sizeof(out_cmd->hdr); cmd_size = sizeof(out_cmd->hdr); /* need one for the header if the first is NOCOPY */ - BUILD_BUG_ON(IWL_MAX_CMD_TFDS > IWL_NUM_OF_TBS - 1); + BUILD_BUG_ON(IWL_MAX_CMD_TBS_PER_TFD > IWL_NUM_OF_TBS - 1); + + for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { + cmddata[i] = cmd->data[i]; + cmdlen[i] = cmd->len[i]; - for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { if (!cmd->len[i]) continue; + + /* need at least IWL_HCMD_SCRATCHBUF_SIZE copied */ + if (copy_size < IWL_HCMD_SCRATCHBUF_SIZE) { + int copy = IWL_HCMD_SCRATCHBUF_SIZE - copy_size; + + if (copy > cmdlen[i]) + copy = cmdlen[i]; + cmdlen[i] -= copy; + cmddata[i] += copy; + copy_size += copy; + } + if (cmd->dataflags[i] & IWL_HCMD_DFL_NOCOPY) { had_nocopy = true; if (WARN_ON(cmd->dataflags[i] & IWL_HCMD_DFL_DUP)) { @@ -1185,7 +1203,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, goto free_dup_buf; } - dup_buf = kmemdup(cmd->data[i], cmd->len[i], + dup_buf = kmemdup(cmddata[i], cmdlen[i], GFP_ATOMIC); if (!dup_buf) return -ENOMEM; @@ -1195,7 +1213,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, idx = -EINVAL; goto free_dup_buf; } - copy_size += cmd->len[i]; + copy_size += cmdlen[i]; } cmd_size += cmd->len[i]; } @@ -1242,30 +1260,30 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, /* and copy the data that needs to be copied */ cmd_pos = offsetof(struct iwl_device_cmd, payload); - for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { - if (!cmd->len[i]) + copy_size = sizeof(out_cmd->hdr); + for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { + int copy = 0; + + if (!cmd->len) continue; - if (cmd->dataflags[i] & (IWL_HCMD_DFL_NOCOPY | - IWL_HCMD_DFL_DUP)) - break; - memcpy((u8 *)out_cmd + cmd_pos, cmd->data[i], cmd->len[i]); - cmd_pos += cmd->len[i]; - } - WARN_ON_ONCE(txq->entries[idx].copy_cmd); + /* need at least IWL_HCMD_SCRATCHBUF_SIZE copied */ + if (copy_size < IWL_HCMD_SCRATCHBUF_SIZE) { + copy = IWL_HCMD_SCRATCHBUF_SIZE - copy_size; - /* - * since out_cmd will be the source address of the FH, it will write - * the retry count there. So when the user needs to receivce the HCMD - * that corresponds to the response in the response handler, it needs - * to set CMD_WANT_HCMD. - */ - if (cmd->flags & CMD_WANT_HCMD) { - txq->entries[idx].copy_cmd = - kmemdup(out_cmd, cmd_pos, GFP_ATOMIC); - if (unlikely(!txq->entries[idx].copy_cmd)) { - idx = -ENOMEM; - goto out; + if (copy > cmd->len[i]) + copy = cmd->len[i]; + } + + /* copy everything if not nocopy/dup */ + if (!(cmd->dataflags[i] & (IWL_HCMD_DFL_NOCOPY | + IWL_HCMD_DFL_DUP))) + copy = cmd->len[i]; + + if (copy) { + memcpy((u8 *)out_cmd + cmd_pos, cmd->data[i], copy); + cmd_pos += copy; + copy_size += copy; } } @@ -1275,22 +1293,35 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, out_cmd->hdr.cmd, le16_to_cpu(out_cmd->hdr.sequence), cmd_size, q->write_ptr, idx, trans_pcie->cmd_queue); - phys_addr = dma_map_single(trans->dev, &out_cmd->hdr, copy_size, - DMA_BIDIRECTIONAL); - if (unlikely(dma_mapping_error(trans->dev, phys_addr))) { - idx = -ENOMEM; - goto out; - } - - dma_unmap_addr_set(out_meta, mapping, phys_addr); - dma_unmap_len_set(out_meta, len, copy_size); + /* start the TFD with the scratchbuf */ + scratch_size = min_t(int, copy_size, IWL_HCMD_SCRATCHBUF_SIZE); + memcpy(&txq->scratchbufs[q->write_ptr], &out_cmd->hdr, scratch_size); + iwl_pcie_txq_build_tfd(trans, txq, + iwl_pcie_get_scratchbuf_dma(txq, q->write_ptr), + scratch_size, 1); + + /* map first command fragment, if any remains */ + if (copy_size > scratch_size) { + phys_addr = dma_map_single(trans->dev, + ((u8 *)&out_cmd->hdr) + scratch_size, + copy_size - scratch_size, + DMA_TO_DEVICE); + if (dma_mapping_error(trans->dev, phys_addr)) { + iwl_pcie_tfd_unmap(trans, out_meta, + &txq->tfds[q->write_ptr]); + idx = -ENOMEM; + goto out; + } - iwl_pcie_txq_build_tfd(trans, txq, phys_addr, copy_size, 1); + iwl_pcie_txq_build_tfd(trans, txq, phys_addr, + copy_size - scratch_size, 0); + } - for (i = 0; i < IWL_MAX_CMD_TFDS; i++) { - const void *data = cmd->data[i]; + /* map the remaining (adjusted) nocopy/dup fragments */ + for (i = 0; i < IWL_MAX_CMD_TBS_PER_TFD; i++) { + const void *data = cmddata[i]; - if (!cmd->len[i]) + if (!cmdlen[i]) continue; if (!(cmd->dataflags[i] & (IWL_HCMD_DFL_NOCOPY | IWL_HCMD_DFL_DUP))) @@ -1298,16 +1329,15 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, if (cmd->dataflags[i] & IWL_HCMD_DFL_DUP) data = dup_buf; phys_addr = dma_map_single(trans->dev, (void *)data, - cmd->len[i], DMA_BIDIRECTIONAL); + cmdlen[i], DMA_TO_DEVICE); if (dma_mapping_error(trans->dev, phys_addr)) { iwl_pcie_tfd_unmap(trans, out_meta, - &txq->tfds[q->write_ptr], - DMA_BIDIRECTIONAL); + &txq->tfds[q->write_ptr]); idx = -ENOMEM; goto out; } - iwl_pcie_txq_build_tfd(trans, txq, phys_addr, cmd->len[i], 0); + iwl_pcie_txq_build_tfd(trans, txq, phys_addr, cmdlen[i], 0); } out_meta->flags = cmd->flags; @@ -1317,8 +1347,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, txq->need_update = 1; - trace_iwlwifi_dev_hcmd(trans->dev, cmd, cmd_size, - &out_cmd->hdr, copy_size); + trace_iwlwifi_dev_hcmd(trans->dev, cmd, cmd_size, &out_cmd->hdr); /* start timer if queue currently empty */ if (q->read_ptr == q->write_ptr && trans_pcie->wd_timeout) @@ -1377,7 +1406,7 @@ void iwl_pcie_hcmd_complete(struct iwl_trans *trans, cmd = txq->entries[cmd_index].cmd; meta = &txq->entries[cmd_index].meta; - iwl_pcie_tfd_unmap(trans, meta, &txq->tfds[index], DMA_BIDIRECTIONAL); + iwl_pcie_tfd_unmap(trans, meta, &txq->tfds[index]); /* Input error checking is done when commands are added to queue. */ if (meta->flags & CMD_WANT_SKB) { @@ -1556,10 +1585,9 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, struct iwl_cmd_meta *out_meta; struct iwl_txq *txq; struct iwl_queue *q; - dma_addr_t phys_addr = 0; - dma_addr_t txcmd_phys; - dma_addr_t scratch_phys; - u16 len, firstlen, secondlen; + dma_addr_t tb0_phys, tb1_phys, scratch_phys; + void *tb1_addr; + u16 len, tb1_len, tb2_len; u8 wait_write_ptr = 0; __le16 fc = hdr->frame_control; u8 hdr_len = ieee80211_hdrlen(fc); @@ -1597,85 +1625,80 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, cpu_to_le16((u16)(QUEUE_TO_SEQ(txq_id) | INDEX_TO_SEQ(q->write_ptr))); + tb0_phys = iwl_pcie_get_scratchbuf_dma(txq, q->write_ptr); + scratch_phys = tb0_phys + sizeof(struct iwl_cmd_header) + + offsetof(struct iwl_tx_cmd, scratch); + + tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys); + tx_cmd->dram_msb_ptr = iwl_get_dma_hi_addr(scratch_phys); + /* Set up first empty entry in queue's array of Tx/cmd buffers */ out_meta = &txq->entries[q->write_ptr].meta; /* - * Use the first empty entry in this queue's command buffer array - * to contain the Tx command and MAC header concatenated together - * (payload data will be in another buffer). - * Size of this varies, due to varying MAC header length. - * If end is not dword aligned, we'll have 2 extra bytes at the end - * of the MAC header (device reads on dword boundaries). - * We'll tell device about this padding later. + * The second TB (tb1) points to the remainder of the TX command + * and the 802.11 header - dword aligned size + * (This calculation modifies the TX command, so do it before the + * setup of the first TB) */ - len = sizeof(struct iwl_tx_cmd) + - sizeof(struct iwl_cmd_header) + hdr_len; - firstlen = (len + 3) & ~3; + len = sizeof(struct iwl_tx_cmd) + sizeof(struct iwl_cmd_header) + + hdr_len - IWL_HCMD_SCRATCHBUF_SIZE; + tb1_len = (len + 3) & ~3; /* Tell NIC about any 2-byte padding after MAC header */ - if (firstlen != len) + if (tb1_len != len) tx_cmd->tx_flags |= TX_CMD_FLG_MH_PAD_MSK; - /* Physical address of this Tx command's header (not MAC header!), - * within command buffer array. */ - txcmd_phys = dma_map_single(trans->dev, - &dev_cmd->hdr, firstlen, - DMA_BIDIRECTIONAL); - if (unlikely(dma_mapping_error(trans->dev, txcmd_phys))) - goto out_err; - dma_unmap_addr_set(out_meta, mapping, txcmd_phys); - dma_unmap_len_set(out_meta, len, firstlen); + /* The first TB points to the scratchbuf data - min_copy bytes */ + memcpy(&txq->scratchbufs[q->write_ptr], &dev_cmd->hdr, + IWL_HCMD_SCRATCHBUF_SIZE); + iwl_pcie_txq_build_tfd(trans, txq, tb0_phys, + IWL_HCMD_SCRATCHBUF_SIZE, 1); - if (!ieee80211_has_morefrags(fc)) { - txq->need_update = 1; - } else { - wait_write_ptr = 1; - txq->need_update = 0; - } + /* there must be data left over for TB1 or this code must be changed */ + BUILD_BUG_ON(sizeof(struct iwl_tx_cmd) < IWL_HCMD_SCRATCHBUF_SIZE); + + /* map the data for TB1 */ + tb1_addr = ((u8 *)&dev_cmd->hdr) + IWL_HCMD_SCRATCHBUF_SIZE; + tb1_phys = dma_map_single(trans->dev, tb1_addr, tb1_len, DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(trans->dev, tb1_phys))) + goto out_err; + iwl_pcie_txq_build_tfd(trans, txq, tb1_phys, tb1_len, 0); - /* Set up TFD's 2nd entry to point directly to remainder of skb, - * if any (802.11 null frames have no payload). */ - secondlen = skb->len - hdr_len; - if (secondlen > 0) { - phys_addr = dma_map_single(trans->dev, skb->data + hdr_len, - secondlen, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(trans->dev, phys_addr))) { - dma_unmap_single(trans->dev, - dma_unmap_addr(out_meta, mapping), - dma_unmap_len(out_meta, len), - DMA_BIDIRECTIONAL); + /* + * Set up TFD's third entry to point directly to remainder + * of skb, if any (802.11 null frames have no payload). + */ + tb2_len = skb->len - hdr_len; + if (tb2_len > 0) { + dma_addr_t tb2_phys = dma_map_single(trans->dev, + skb->data + hdr_len, + tb2_len, DMA_TO_DEVICE); + if (unlikely(dma_mapping_error(trans->dev, tb2_phys))) { + iwl_pcie_tfd_unmap(trans, out_meta, + &txq->tfds[q->write_ptr]); goto out_err; } + iwl_pcie_txq_build_tfd(trans, txq, tb2_phys, tb2_len, 0); } - /* Attach buffers to TFD */ - iwl_pcie_txq_build_tfd(trans, txq, txcmd_phys, firstlen, 1); - if (secondlen > 0) - iwl_pcie_txq_build_tfd(trans, txq, phys_addr, secondlen, 0); - - scratch_phys = txcmd_phys + sizeof(struct iwl_cmd_header) + - offsetof(struct iwl_tx_cmd, scratch); - - /* take back ownership of DMA buffer to enable update */ - dma_sync_single_for_cpu(trans->dev, txcmd_phys, firstlen, - DMA_BIDIRECTIONAL); - tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys); - tx_cmd->dram_msb_ptr = iwl_get_dma_hi_addr(scratch_phys); - /* Set up entry for this TFD in Tx byte-count array */ iwl_pcie_txq_update_byte_cnt_tbl(trans, txq, le16_to_cpu(tx_cmd->len)); - dma_sync_single_for_device(trans->dev, txcmd_phys, firstlen, - DMA_BIDIRECTIONAL); - trace_iwlwifi_dev_tx(trans->dev, skb, &txq->tfds[txq->q.write_ptr], sizeof(struct iwl_tfd), - &dev_cmd->hdr, firstlen, - skb->data + hdr_len, secondlen); + &dev_cmd->hdr, IWL_HCMD_SCRATCHBUF_SIZE + tb1_len, + skb->data + hdr_len, tb2_len); trace_iwlwifi_dev_tx_data(trans->dev, skb, - skb->data + hdr_len, secondlen); + skb->data + hdr_len, tb2_len); + + if (!ieee80211_has_morefrags(fc)) { + txq->need_update = 1; + } else { + wait_write_ptr = 1; + txq->need_update = 0; + } /* start timer if queue currently empty */ if (txq->need_update && q->read_ptr == q->write_ptr && diff --git a/drivers/net/wireless/libertas/if_sdio.c b/drivers/net/wireless/libertas/if_sdio.c index 739309e70d8b..45578335e420 100644 --- a/drivers/net/wireless/libertas/if_sdio.c +++ b/drivers/net/wireless/libertas/if_sdio.c @@ -825,6 +825,11 @@ static void if_sdio_finish_power_on(struct if_sdio_card *card) sdio_release_host(func); + /* Set fw_ready before queuing any commands so that + * lbs_thread won't block from sending them to firmware. + */ + priv->fw_ready = 1; + /* * FUNC_INIT is required for SD8688 WLAN/BT multiple functions */ @@ -839,7 +844,6 @@ static void if_sdio_finish_power_on(struct if_sdio_card *card) netdev_alert(priv->dev, "CMD_FUNC_INIT cmd failed\n"); } - priv->fw_ready = 1; wake_up(&card->pwron_waitq); if (!card->started) { diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c index 20a6c5555873..b5c8b962ce12 100644 --- a/drivers/net/wireless/mwifiex/cmdevt.c +++ b/drivers/net/wireless/mwifiex/cmdevt.c @@ -157,6 +157,20 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, return -1; } + cmd_code = le16_to_cpu(host_cmd->command); + cmd_size = le16_to_cpu(host_cmd->size); + + if (adapter->hw_status == MWIFIEX_HW_STATUS_RESET && + cmd_code != HostCmd_CMD_FUNC_SHUTDOWN && + cmd_code != HostCmd_CMD_FUNC_INIT) { + dev_err(adapter->dev, + "DNLD_CMD: FW in reset state, ignore cmd %#x\n", + cmd_code); + mwifiex_complete_cmd(adapter, cmd_node); + mwifiex_insert_cmd_to_free_q(adapter, cmd_node); + return -1; + } + /* Set command sequence number */ adapter->seq_num++; host_cmd->seq_num = cpu_to_le16(HostCmd_SET_SEQ_NO_BSS_INFO @@ -168,9 +182,6 @@ static int mwifiex_dnld_cmd_to_fw(struct mwifiex_private *priv, adapter->curr_cmd = cmd_node; spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, flags); - cmd_code = le16_to_cpu(host_cmd->command); - cmd_size = le16_to_cpu(host_cmd->size); - /* Adjust skb length */ if (cmd_node->cmd_skb->len > cmd_size) /* @@ -484,8 +495,6 @@ int mwifiex_send_cmd_sync(struct mwifiex_private *priv, uint16_t cmd_no, ret = mwifiex_send_cmd_async(priv, cmd_no, cmd_action, cmd_oid, data_buf); - if (!ret) - ret = mwifiex_wait_queue_complete(adapter); return ret; } @@ -588,9 +597,10 @@ int mwifiex_send_cmd_async(struct mwifiex_private *priv, uint16_t cmd_no, if (cmd_no == HostCmd_CMD_802_11_SCAN) { mwifiex_queue_scan_cmd(priv, cmd_node); } else { - adapter->cmd_queued = cmd_node; mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, true); queue_work(adapter->workqueue, &adapter->main_work); + if (cmd_node->wait_q_enabled) + ret = mwifiex_wait_queue_complete(adapter, cmd_node); } return ret; diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c index e38aa9b3663d..0ff4c37ab42a 100644 --- a/drivers/net/wireless/mwifiex/init.c +++ b/drivers/net/wireless/mwifiex/init.c @@ -709,6 +709,14 @@ mwifiex_shutdown_drv(struct mwifiex_adapter *adapter) return ret; } + /* cancel current command */ + if (adapter->curr_cmd) { + dev_warn(adapter->dev, "curr_cmd is still in processing\n"); + del_timer(&adapter->cmd_timer); + mwifiex_insert_cmd_to_free_q(adapter, adapter->curr_cmd); + adapter->curr_cmd = NULL; + } + /* shut down mwifiex */ dev_dbg(adapter->dev, "info: shutdown mwifiex...\n"); diff --git a/drivers/net/wireless/mwifiex/join.c b/drivers/net/wireless/mwifiex/join.c index 246aa62a4817..2fe0ceba4400 100644 --- a/drivers/net/wireless/mwifiex/join.c +++ b/drivers/net/wireless/mwifiex/join.c @@ -1117,10 +1117,9 @@ mwifiex_cmd_802_11_ad_hoc_join(struct mwifiex_private *priv, adhoc_join->bss_descriptor.bssid, adhoc_join->bss_descriptor.ssid); - for (i = 0; bss_desc->supported_rates[i] && - i < MWIFIEX_SUPPORTED_RATES; - i++) - ; + for (i = 0; i < MWIFIEX_SUPPORTED_RATES && + bss_desc->supported_rates[i]; i++) + ; rates_size = i; /* Copy Data Rates from the Rates recorded in scan response */ diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 553adfb0aa81..7035ade9af74 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -723,7 +723,6 @@ struct mwifiex_adapter { u16 cmd_wait_q_required; struct mwifiex_wait_queue cmd_wait_q; u8 scan_wait_q_woken; - struct cmd_ctrl_node *cmd_queued; spinlock_t queue_lock; /* lock for tx queues */ struct completion fw_load; u8 country_code[IEEE80211_COUNTRY_STRING_LEN]; @@ -1018,7 +1017,8 @@ int mwifiex_request_set_multicast_list(struct mwifiex_private *priv, struct mwifiex_multicast_list *mcast_list); int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist, struct net_device *dev); -int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter); +int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter, + struct cmd_ctrl_node *cmd_queued); int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss, struct cfg80211_ssid *req_ssid); int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type); diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c index 35c79722c361..5c395e2e6a2b 100644 --- a/drivers/net/wireless/mwifiex/pcie.c +++ b/drivers/net/wireless/mwifiex/pcie.c @@ -302,7 +302,7 @@ static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter) i++; usleep_range(10, 20); /* 50ms max wait */ - if (i == 50000) + if (i == 5000) break; } diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index bb60c2754a97..d215b4d3c51b 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -1388,10 +1388,13 @@ int mwifiex_scan_networks(struct mwifiex_private *priv, list_del(&cmd_node->list); spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); - adapter->cmd_queued = cmd_node; mwifiex_insert_cmd_to_pending_q(adapter, cmd_node, true); queue_work(adapter->workqueue, &adapter->main_work); + + /* Perform internal scan synchronously */ + if (!priv->scan_request) + mwifiex_wait_queue_complete(adapter, cmd_node); } else { spin_unlock_irqrestore(&adapter->scan_pending_q_lock, flags); @@ -1946,9 +1949,6 @@ int mwifiex_request_scan(struct mwifiex_private *priv, /* Normal scan */ ret = mwifiex_scan_networks(priv, NULL); - if (!ret) - ret = mwifiex_wait_queue_complete(priv->adapter); - up(&priv->async_sem); return ret; diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c index 9f33c92c90f5..13100f8de3db 100644 --- a/drivers/net/wireless/mwifiex/sta_ioctl.c +++ b/drivers/net/wireless/mwifiex/sta_ioctl.c @@ -54,16 +54,10 @@ int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist, * This function waits on a cmd wait queue. It also cancels the pending * request after waking up, in case of errors. */ -int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter) +int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter, + struct cmd_ctrl_node *cmd_queued) { int status; - struct cmd_ctrl_node *cmd_queued; - - if (!adapter->cmd_queued) - return 0; - - cmd_queued = adapter->cmd_queued; - adapter->cmd_queued = NULL; dev_dbg(adapter->dev, "cmd pending\n"); atomic_inc(&adapter->cmd_pending); diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c index 3109c0db66e1..a6f660c01902 100644 --- a/drivers/net/wireless/ray_cs.c +++ b/drivers/net/wireless/ray_cs.c @@ -2778,7 +2778,7 @@ static ssize_t int_proc_write(struct file *file, const char __user *buffer, nr = nr * 10 + c; p++; } while (--len); - *(int *)PDE(file_inode(file))->data = nr; + *(int *)PDE_DATA(file_inode(file)) = nr; return count; } diff --git a/drivers/net/wireless/rt2x00/Kconfig b/drivers/net/wireless/rt2x00/Kconfig index 44d6ead43341..2bf4efa33186 100644 --- a/drivers/net/wireless/rt2x00/Kconfig +++ b/drivers/net/wireless/rt2x00/Kconfig @@ -55,10 +55,10 @@ config RT61PCI config RT2800PCI tristate "Ralink rt27xx/rt28xx/rt30xx (PCI/PCIe/PCMCIA) support" - depends on PCI || RALINK_RT288X || RALINK_RT305X + depends on PCI || SOC_RT288X || SOC_RT305X select RT2800_LIB select RT2X00_LIB_PCI if PCI - select RT2X00_LIB_SOC if RALINK_RT288X || RALINK_RT305X + select RT2X00_LIB_SOC if SOC_RT288X || SOC_RT305X select RT2X00_LIB_FIRMWARE select RT2X00_LIB_CRYPTO select CRC_CCITT diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index 48a01aa21f1c..ded73da4de0b 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -89,7 +89,7 @@ static void rt2800pci_mcu_status(struct rt2x00_dev *rt2x00dev, const u8 token) rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0); } -#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) +#if defined(CONFIG_SOC_RT288X) || defined(CONFIG_SOC_RT305X) static int rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) { void __iomem *base_addr = ioremap(0x1F040000, EEPROM_SIZE); @@ -107,7 +107,7 @@ static inline int rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) { return -ENOMEM; } -#endif /* CONFIG_RALINK_RT288X || CONFIG_RALINK_RT305X */ +#endif /* CONFIG_SOC_RT288X || CONFIG_SOC_RT305X */ #ifdef CONFIG_PCI static void rt2800pci_eepromregister_read(struct eeprom_93cx6 *eeprom) @@ -1177,7 +1177,7 @@ MODULE_DEVICE_TABLE(pci, rt2800pci_device_table); #endif /* CONFIG_PCI */ MODULE_LICENSE("GPL"); -#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) +#if defined(CONFIG_SOC_RT288X) || defined(CONFIG_SOC_RT305X) static int rt2800soc_probe(struct platform_device *pdev) { return rt2x00soc_probe(pdev, &rt2800pci_ops); @@ -1194,7 +1194,7 @@ static struct platform_driver rt2800soc_driver = { .suspend = rt2x00soc_suspend, .resume = rt2x00soc_resume, }; -#endif /* CONFIG_RALINK_RT288X || CONFIG_RALINK_RT305X */ +#endif /* CONFIG_SOC_RT288X || CONFIG_SOC_RT305X */ #ifdef CONFIG_PCI static int rt2800pci_probe(struct pci_dev *pci_dev, @@ -1217,7 +1217,7 @@ static int __init rt2800pci_init(void) { int ret = 0; -#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) +#if defined(CONFIG_SOC_RT288X) || defined(CONFIG_SOC_RT305X) ret = platform_driver_register(&rt2800soc_driver); if (ret) return ret; @@ -1225,7 +1225,7 @@ static int __init rt2800pci_init(void) #ifdef CONFIG_PCI ret = pci_register_driver(&rt2800pci_driver); if (ret) { -#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) +#if defined(CONFIG_SOC_RT288X) || defined(CONFIG_SOC_RT305X) platform_driver_unregister(&rt2800soc_driver); #endif return ret; @@ -1240,7 +1240,7 @@ static void __exit rt2800pci_exit(void) #ifdef CONFIG_PCI pci_unregister_driver(&rt2800pci_driver); #endif -#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) +#if defined(CONFIG_SOC_RT288X) || defined(CONFIG_SOC_RT305X) platform_driver_unregister(&rt2800soc_driver); #endif } diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 1031db66474a..189744db65e0 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -1236,8 +1236,10 @@ static inline void rt2x00lib_set_if_combinations(struct rt2x00_dev *rt2x00dev) */ if_limit = &rt2x00dev->if_limits_ap; if_limit->max = rt2x00dev->ops->max_ap_intf; - if_limit->types = BIT(NL80211_IFTYPE_AP) | - BIT(NL80211_IFTYPE_MESH_POINT); + if_limit->types = BIT(NL80211_IFTYPE_AP); +#ifdef CONFIG_MAC80211_MESH + if_limit->types |= BIT(NL80211_IFTYPE_MESH_POINT); +#endif /* * Build up AP interface combinations structure. @@ -1309,7 +1311,9 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev) rt2x00dev->hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_ADHOC) | BIT(NL80211_IFTYPE_AP) | +#ifdef CONFIG_MAC80211_MESH BIT(NL80211_IFTYPE_MESH_POINT) | +#endif BIT(NL80211_IFTYPE_WDS); rt2x00dev->hw->wiphy->flags |= WIPHY_FLAG_IBSS_RSN; diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c index b1ccff474c79..c08d0f4c5f3d 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/hw.c @@ -1377,74 +1377,57 @@ void rtl92cu_card_disable(struct ieee80211_hw *hw) void rtl92cu_set_check_bssid(struct ieee80211_hw *hw, bool check_bssid) { - /* dummy routine needed for callback from rtl_op_configure_filter() */ -} - -/*========================================================================== */ - -static void _rtl92cu_set_check_bssid(struct ieee80211_hw *hw, - enum nl80211_iftype type) -{ struct rtl_priv *rtlpriv = rtl_priv(hw); - u32 reg_rcr = rtl_read_dword(rtlpriv, REG_RCR); struct rtl_hal *rtlhal = rtl_hal(rtlpriv); - struct rtl_phy *rtlphy = &(rtlpriv->phy); - u8 filterout_non_associated_bssid = false; + u32 reg_rcr = rtl_read_dword(rtlpriv, REG_RCR); - switch (type) { - case NL80211_IFTYPE_ADHOC: - case NL80211_IFTYPE_STATION: - filterout_non_associated_bssid = true; - break; - case NL80211_IFTYPE_UNSPECIFIED: - case NL80211_IFTYPE_AP: - default: - break; - } - if (filterout_non_associated_bssid) { + if (rtlpriv->psc.rfpwr_state != ERFON) + return; + + if (check_bssid) { + u8 tmp; if (IS_NORMAL_CHIP(rtlhal->version)) { - switch (rtlphy->current_io_type) { - case IO_CMD_RESUME_DM_BY_SCAN: - reg_rcr |= (RCR_CBSSID_DATA | RCR_CBSSID_BCN); - rtlpriv->cfg->ops->set_hw_reg(hw, - HW_VAR_RCR, (u8 *)(®_rcr)); - /* enable update TSF */ - _rtl92cu_set_bcn_ctrl_reg(hw, 0, BIT(4)); - break; - case IO_CMD_PAUSE_DM_BY_SCAN: - reg_rcr &= ~(RCR_CBSSID_DATA | RCR_CBSSID_BCN); - rtlpriv->cfg->ops->set_hw_reg(hw, - HW_VAR_RCR, (u8 *)(®_rcr)); - /* disable update TSF */ - _rtl92cu_set_bcn_ctrl_reg(hw, BIT(4), 0); - break; - } + reg_rcr |= (RCR_CBSSID_DATA | RCR_CBSSID_BCN); + tmp = BIT(4); } else { - reg_rcr |= (RCR_CBSSID); - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, - (u8 *)(®_rcr)); - _rtl92cu_set_bcn_ctrl_reg(hw, 0, (BIT(4)|BIT(5))); + reg_rcr |= RCR_CBSSID; + tmp = BIT(4) | BIT(5); } - } else if (filterout_non_associated_bssid == false) { + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, + (u8 *) (®_rcr)); + _rtl92cu_set_bcn_ctrl_reg(hw, 0, tmp); + } else { + u8 tmp; if (IS_NORMAL_CHIP(rtlhal->version)) { - reg_rcr &= (~(RCR_CBSSID_DATA | RCR_CBSSID_BCN)); - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, - (u8 *)(®_rcr)); - _rtl92cu_set_bcn_ctrl_reg(hw, BIT(4), 0); + reg_rcr &= ~(RCR_CBSSID_DATA | RCR_CBSSID_BCN); + tmp = BIT(4); } else { - reg_rcr &= (~RCR_CBSSID); - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, - (u8 *)(®_rcr)); - _rtl92cu_set_bcn_ctrl_reg(hw, (BIT(4)|BIT(5)), 0); + reg_rcr &= ~RCR_CBSSID; + tmp = BIT(4) | BIT(5); } + reg_rcr &= (~(RCR_CBSSID_DATA | RCR_CBSSID_BCN)); + rtlpriv->cfg->ops->set_hw_reg(hw, + HW_VAR_RCR, (u8 *) (®_rcr)); + _rtl92cu_set_bcn_ctrl_reg(hw, tmp, 0); } } +/*========================================================================== */ + int rtl92cu_set_network_type(struct ieee80211_hw *hw, enum nl80211_iftype type) { + struct rtl_priv *rtlpriv = rtl_priv(hw); + if (_rtl92cu_set_media_status(hw, type)) return -EOPNOTSUPP; - _rtl92cu_set_check_bssid(hw, type); + + if (rtlpriv->mac80211.link_state == MAC80211_LINKED) { + if (type != NL80211_IFTYPE_AP) + rtl92cu_set_check_bssid(hw, true); + } else { + rtl92cu_set_check_bssid(hw, false); + } + return 0; } @@ -2058,8 +2041,6 @@ void rtl92cu_update_hal_rate_table(struct ieee80211_hw *hw, (shortgi_rate << 4) | (shortgi_rate); } rtl_write_dword(rtlpriv, REG_ARFR0 + ratr_index * 4, ratr_value); - RT_TRACE(rtlpriv, COMP_RATR, DBG_DMESG, "%x\n", - rtl_read_dword(rtlpriv, REG_ARFR0)); } void rtl92cu_update_hal_rate_mask(struct ieee80211_hw *hw, u8 rssi_level) diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c index 156b52732f3d..5847d6d0881e 100644 --- a/drivers/net/wireless/rtlwifi/usb.c +++ b/drivers/net/wireless/rtlwifi/usb.c @@ -851,6 +851,7 @@ static void _rtl_usb_transmit(struct ieee80211_hw *hw, struct sk_buff *skb, if (unlikely(!_urb)) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't allocate urb. Drop skb!\n"); + kfree_skb(skb); return; } _rtl_submit_tx_urb(hw, _urb); diff --git a/drivers/nubus/nubus.c b/drivers/nubus/nubus.c index 44d01afafe9c..43926cd25ae8 100644 --- a/drivers/nubus/nubus.c +++ b/drivers/nubus/nubus.c @@ -19,7 +19,6 @@ #include <asm/setup.h> #include <asm/page.h> #include <asm/hwtest.h> -#include <linux/proc_fs.h> #include <asm/mac_via.h> #include <asm/mac_oss.h> @@ -954,56 +953,6 @@ void __init nubus_probe_slot(int slot) } } -#if defined(CONFIG_PROC_FS) - -/* /proc/nubus stuff */ - -static int sprint_nubus_board(struct nubus_board* board, char* ptr, int len) -{ - if(len < 100) - return -1; - - sprintf(ptr, "Slot %X: %s\n", - board->slot, board->name); - - return strlen(ptr); -} - -static int nubus_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) -{ - int nprinted, len, begin = 0; - int size = PAGE_SIZE; - struct nubus_board* board; - - len = sprintf(page, "Nubus devices found:\n"); - /* Walk the list of NuBus boards */ - for (board = nubus_boards; board != NULL; board = board->next) - { - nprinted = sprint_nubus_board(board, page + len, size - len); - if (nprinted < 0) - break; - len += nprinted; - if (len+begin < off) { - begin += len; - len = 0; - } - if (len+begin >= off+count) - break; - } - if (len+begin < off) - *eof = 1; - off -= begin; - *start = page + off; - len -= off; - if (len>count) - len = count; - if (len<0) - len = 0; - return len; -} -#endif - void __init nubus_scan_bus(void) { int slot; @@ -1041,11 +990,7 @@ static int __init nubus_init(void) nubus_devices = NULL; nubus_boards = NULL; nubus_scan_bus(); - -#ifdef CONFIG_PROC_FS - create_proc_read_entry("nubus", 0, NULL, nubus_read_proc, NULL); nubus_proc_init(); -#endif return 0; } diff --git a/drivers/nubus/proc.c b/drivers/nubus/proc.c index 208dd12825bc..b8286ed65919 100644 --- a/drivers/nubus/proc.c +++ b/drivers/nubus/proc.c @@ -52,7 +52,6 @@ static int nubus_devices_proc_open(struct inode *inode, struct file *file) } static const struct file_operations nubus_devices_proc_fops = { - .owner = THIS_MODULE, .open = nubus_devices_proc_open, .read = seq_read, .llseek = seq_lseek, @@ -61,6 +60,10 @@ static const struct file_operations nubus_devices_proc_fops = { static struct proc_dir_entry *proc_bus_nubus_dir; +static const struct file_operations nubus_proc_subdir_fops = { +#warning Need to set some I/O handlers here +}; + static void nubus_proc_subdir(struct nubus_dev* dev, struct proc_dir_entry* parent, struct nubus_dir* dir) @@ -73,9 +76,10 @@ static void nubus_proc_subdir(struct nubus_dev* dev, struct proc_dir_entry* e; sprintf(name, "%x", ent.type); - e = create_proc_entry(name, S_IFREG | S_IRUGO | - S_IWUSR, parent); - if (!e) return; + e = proc_create(name, S_IFREG | S_IRUGO | S_IWUSR, parent, + &nubus_proc_subdir_fops); + if (!e) + return; } } @@ -158,6 +162,73 @@ int nubus_proc_detach_device(struct nubus_dev *dev) } EXPORT_SYMBOL(nubus_proc_detach_device); +/* + * /proc/nubus stuff + */ +static int nubus_proc_show(struct seq_file *m, void *v) +{ + const struct nubus_board *board = v; + + /* Display header on line 1 */ + if (v == SEQ_START_TOKEN) + seq_puts(m, "Nubus devices found:\n"); + else + seq_printf(m, "Slot %X: %s\n", board->slot, board->name); + return 0; +} + +static void *nubus_proc_start(struct seq_file *m, loff_t *_pos) +{ + struct nubus_board *board; + unsigned pos; + + if (*_pos > LONG_MAX) + return NULL; + pos = *_pos; + if (pos == 0) + return SEQ_START_TOKEN; + for (board = nubus_boards; board; board = board->next) + if (--pos == 0) + break; + return board; +} + +static void *nubus_proc_next(struct seq_file *p, void *v, loff_t *_pos) +{ + /* Walk the list of NuBus boards */ + struct nubus_board *board = v; + + ++*_pos; + if (v == SEQ_START_TOKEN) + board = nubus_boards; + else if (board) + board = board->next; + return board; +} + +static void nubus_proc_stop(struct seq_file *p, void *v) +{ +} + +static const struct seq_operations nubus_proc_seqops = { + .start = nubus_proc_start, + .next = nubus_proc_next, + .stop = nubus_proc_stop, + .show = nubus_proc_show, +}; + +static int nubus_proc_open(struct inode *inode, struct file *file) +{ + return seq_open(file, &nubus_proc_seqops); +} + +static const struct file_operations nubus_proc_fops = { + .open = nubus_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + void __init proc_bus_nubus_add_devices(void) { struct nubus_dev *dev; @@ -168,6 +239,7 @@ void __init proc_bus_nubus_add_devices(void) void __init nubus_proc_init(void) { + proc_create("nubus", 0, NULL, &nubus_proc_fops); if (!MACH_IS_MAC) return; proc_bus_nubus_dir = proc_mkdir("bus/nubus", NULL); diff --git a/drivers/of/base.c b/drivers/of/base.c index 321d3ef05006..9c704369eda8 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -1452,16 +1452,7 @@ int of_attach_node(struct device_node *np) #ifdef CONFIG_PROC_DEVICETREE static void of_remove_proc_dt_entry(struct device_node *dn) { - struct device_node *parent = dn->parent; - struct property *prop = dn->properties; - - while (prop) { - remove_proc_entry(prop->name, dn->pde); - prop = prop->next; - } - - if (dn->pde) - remove_proc_entry(dn->pde->name, parent->pde); + proc_remove(dn->pde); } #else static void of_remove_proc_dt_entry(struct device_node *dn) diff --git a/drivers/oprofile/oprofilefs.c b/drivers/oprofile/oprofilefs.c index 445ffda715ad..7c12d9c2b230 100644 --- a/drivers/oprofile/oprofilefs.c +++ b/drivers/oprofile/oprofilefs.c @@ -276,6 +276,7 @@ static struct file_system_type oprofilefs_type = { .mount = oprofilefs_mount, .kill_sb = kill_litter_super, }; +MODULE_ALIAS_FS("oprofilefs"); int __init oprofilefs_register(void) diff --git a/drivers/parisc/led.c b/drivers/parisc/led.c index d4d800c54d86..b48243131993 100644 --- a/drivers/parisc/led.c +++ b/drivers/parisc/led.c @@ -172,14 +172,14 @@ static int led_proc_show(struct seq_file *m, void *v) static int led_proc_open(struct inode *inode, struct file *file) { - return single_open(file, led_proc_show, PDE(inode)->data); + return single_open(file, led_proc_show, PDE_DATA(inode)); } static ssize_t led_proc_write(struct file *file, const char *buf, size_t count, loff_t *pos) { - void *data = PDE(file_inode(file))->data; + void *data = PDE_DATA(file_inode(file)); char *cur, lbuf[32]; int d; diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index 39c937f9b426..dee5dddaa292 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -331,8 +331,14 @@ static void pci_acpi_cleanup(struct device *dev) } } +static bool pci_acpi_bus_match(struct device *dev) +{ + return dev->bus == &pci_bus_type; +} + static struct acpi_bus_type acpi_pci_bus = { - .bus = &pci_bus_type, + .name = "PCI", + .match = pci_acpi_bus_match, .find_device = acpi_pci_find_device, .setup = pci_acpi_setup, .cleanup = pci_acpi_cleanup, diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c index 0b009470e6db..08126087ec31 100644 --- a/drivers/pci/proc.c +++ b/drivers/pci/proc.c @@ -46,9 +46,7 @@ proc_bus_pci_lseek(struct file *file, loff_t off, int whence) static ssize_t proc_bus_pci_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos) { - const struct inode *ino = file_inode(file); - const struct proc_dir_entry *dp = PDE(ino); - struct pci_dev *dev = dp->data; + struct pci_dev *dev = PDE_DATA(file_inode(file)); unsigned int pos = *ppos; unsigned int cnt, size; @@ -59,7 +57,7 @@ proc_bus_pci_read(struct file *file, char __user *buf, size_t nbytes, loff_t *pp */ if (capable(CAP_SYS_ADMIN)) - size = dp->size; + size = dev->cfg_size; else if (dev->hdr_type == PCI_HEADER_TYPE_CARDBUS) size = 128; else @@ -133,10 +131,9 @@ static ssize_t proc_bus_pci_write(struct file *file, const char __user *buf, size_t nbytes, loff_t *ppos) { struct inode *ino = file_inode(file); - const struct proc_dir_entry *dp = PDE(ino); - struct pci_dev *dev = dp->data; + struct pci_dev *dev = PDE_DATA(ino); int pos = *ppos; - int size = dp->size; + int size = dev->cfg_size; int cnt; if (pos >= size) @@ -200,7 +197,7 @@ proc_bus_pci_write(struct file *file, const char __user *buf, size_t nbytes, lof pci_config_pm_runtime_put(dev); *ppos = pos; - i_size_write(ino, dp->size); + i_size_write(ino, dev->cfg_size); return nbytes; } @@ -212,8 +209,7 @@ struct pci_filp_private { static long proc_bus_pci_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { - const struct proc_dir_entry *dp = PDE(file_inode(file)); - struct pci_dev *dev = dp->data; + struct pci_dev *dev = PDE_DATA(file_inode(file)); #ifdef HAVE_PCI_MMAP struct pci_filp_private *fpriv = file->private_data; #endif /* HAVE_PCI_MMAP */ @@ -253,9 +249,7 @@ static long proc_bus_pci_ioctl(struct file *file, unsigned int cmd, #ifdef HAVE_PCI_MMAP static int proc_bus_pci_mmap(struct file *file, struct vm_area_struct *vma) { - struct inode *inode = file_inode(file); - const struct proc_dir_entry *dp = PDE(inode); - struct pci_dev *dev = dp->data; + struct pci_dev *dev = PDE_DATA(file_inode(file)); struct pci_filp_private *fpriv = file->private_data; int i, ret; @@ -425,7 +419,7 @@ int pci_proc_attach_device(struct pci_dev *dev) &proc_bus_pci_operations, dev); if (!e) return -ENOMEM; - e->size = dev->cfg_size; + proc_set_size(e, dev->cfg_size); dev->procent = e; return 0; @@ -433,20 +427,14 @@ int pci_proc_attach_device(struct pci_dev *dev) int pci_proc_detach_device(struct pci_dev *dev) { - struct proc_dir_entry *e; - - if ((e = dev->procent)) { - remove_proc_entry(e->name, dev->bus->procdir); - dev->procent = NULL; - } + proc_remove(dev->procent); + dev->procent = NULL; return 0; } int pci_proc_detach_bus(struct pci_bus* bus) { - struct proc_dir_entry *de = bus->procdir; - if (de) - remove_proc_entry(de->name, proc_bus_pci_dir); + proc_remove(bus->procdir); return 0; } diff --git a/drivers/pci/rom.c b/drivers/pci/rom.c index ab886b7ee327..b41ac7756a4b 100644 --- a/drivers/pci/rom.c +++ b/drivers/pci/rom.c @@ -100,6 +100,27 @@ size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size) return min((size_t)(image - rom), size); } +static loff_t pci_find_rom(struct pci_dev *pdev, size_t *size) +{ + struct resource *res = &pdev->resource[PCI_ROM_RESOURCE]; + loff_t start; + + /* assign the ROM an address if it doesn't have one */ + if (res->parent == NULL && pci_assign_resource(pdev, PCI_ROM_RESOURCE)) + return 0; + start = pci_resource_start(pdev, PCI_ROM_RESOURCE); + *size = pci_resource_len(pdev, PCI_ROM_RESOURCE); + + if (*size == 0) + return 0; + + /* Enable ROM space decodes */ + if (pci_enable_rom(pdev)) + return 0; + + return start; +} + /** * pci_map_rom - map a PCI ROM to kernel space * @pdev: pointer to pci device struct @@ -114,21 +135,15 @@ size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size) void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size) { struct resource *res = &pdev->resource[PCI_ROM_RESOURCE]; - loff_t start; + loff_t start = 0; void __iomem *rom; /* - * Some devices may provide ROMs via a source other than the BAR - */ - if (pdev->rom && pdev->romlen) { - *size = pdev->romlen; - return phys_to_virt(pdev->rom); - /* * IORESOURCE_ROM_SHADOW set on x86, x86_64 and IA64 supports legacy * memory map if the VGA enable bit of the Bridge Control register is * set for embedded VGA. */ - } else if (res->flags & IORESOURCE_ROM_SHADOW) { + if (res->flags & IORESOURCE_ROM_SHADOW) { /* primary video rom always starts here */ start = (loff_t)0xC0000; *size = 0x20000; /* cover C000:0 through E000:0 */ @@ -139,21 +154,21 @@ void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size) return (void __iomem *)(unsigned long) pci_resource_start(pdev, PCI_ROM_RESOURCE); } else { - /* assign the ROM an address if it doesn't have one */ - if (res->parent == NULL && - pci_assign_resource(pdev,PCI_ROM_RESOURCE)) - return NULL; - start = pci_resource_start(pdev, PCI_ROM_RESOURCE); - *size = pci_resource_len(pdev, PCI_ROM_RESOURCE); - if (*size == 0) - return NULL; - - /* Enable ROM space decodes */ - if (pci_enable_rom(pdev)) - return NULL; + start = pci_find_rom(pdev, size); } } + /* + * Some devices may provide ROMs via a source other than the BAR + */ + if (!start && pdev->rom && pdev->romlen) { + *size = pdev->romlen; + return phys_to_virt(pdev->rom); + } + + if (!start) + return NULL; + rom = ioremap(start, *size); if (!rom) { /* restore enable if ioremap fails */ diff --git a/drivers/pinctrl/mvebu/pinctrl-mvebu.c b/drivers/pinctrl/mvebu/pinctrl-mvebu.c index c689c04a4f52..2d2f0a43d36b 100644 --- a/drivers/pinctrl/mvebu/pinctrl-mvebu.c +++ b/drivers/pinctrl/mvebu/pinctrl-mvebu.c @@ -620,7 +620,7 @@ int mvebu_pinctrl_probe(struct platform_device *pdev) /* special soc specific control */ if (ctrl->mpp_get || ctrl->mpp_set) { - if (!ctrl->name || !ctrl->mpp_set || !ctrl->mpp_set) { + if (!ctrl->name || !ctrl->mpp_get || !ctrl->mpp_set) { dev_err(&pdev->dev, "wrong soc control info\n"); return -EINVAL; } diff --git a/drivers/pinctrl/pinconf.c b/drivers/pinctrl/pinconf.c index ac8d382a79bb..d611ecfcbf70 100644 --- a/drivers/pinctrl/pinconf.c +++ b/drivers/pinctrl/pinconf.c @@ -622,7 +622,7 @@ static const struct file_operations pinconf_dbg_pinname_fops = { static int pinconf_dbg_state_print(struct seq_file *s, void *d) { if (strlen(dbg_state_name)) - seq_printf(s, "%s\n", dbg_pinname); + seq_printf(s, "%s\n", dbg_state_name); else seq_printf(s, "No pin state set\n"); return 0; diff --git a/drivers/pinctrl/pinconf.h b/drivers/pinctrl/pinconf.h index e3ed8cb072a5..bfda73d64eed 100644 --- a/drivers/pinctrl/pinconf.h +++ b/drivers/pinctrl/pinconf.h @@ -90,7 +90,7 @@ static inline void pinconf_init_device_debugfs(struct dentry *devroot, * pin config. */ -#ifdef CONFIG_GENERIC_PINCONF +#if defined(CONFIG_GENERIC_PINCONF) && defined(CONFIG_DEBUG_FS) void pinconf_generic_dump_pin(struct pinctrl_dev *pctldev, struct seq_file *s, unsigned pin); diff --git a/drivers/pinctrl/pinctrl-abx500.c b/drivers/pinctrl/pinctrl-abx500.c index caecdd373061..c542a97c82f3 100644 --- a/drivers/pinctrl/pinctrl-abx500.c +++ b/drivers/pinctrl/pinctrl-abx500.c @@ -422,7 +422,7 @@ static u8 abx500_get_mode(struct pinctrl_dev *pctldev, struct gpio_chip *chip, } /* check if pin use AlternateFunction register */ - if ((af.alt_bit1 == UNUSED) && (af.alt_bit1 == UNUSED)) + if ((af.alt_bit1 == UNUSED) && (af.alt_bit2 == UNUSED)) return mode; /* * if pin GPIOSEL bit is set and pin supports alternate function, diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c index 75933a6aa828..efb7f10e902a 100644 --- a/drivers/pinctrl/pinctrl-at91.c +++ b/drivers/pinctrl/pinctrl-at91.c @@ -1277,21 +1277,80 @@ static int alt_gpio_irq_type(struct irq_data *d, unsigned type) } #ifdef CONFIG_PM + +static u32 wakeups[MAX_GPIO_BANKS]; +static u32 backups[MAX_GPIO_BANKS]; + static int gpio_irq_set_wake(struct irq_data *d, unsigned state) { struct at91_gpio_chip *at91_gpio = irq_data_get_irq_chip_data(d); unsigned bank = at91_gpio->pioc_idx; + unsigned mask = 1 << d->hwirq; if (unlikely(bank >= MAX_GPIO_BANKS)) return -EINVAL; + if (state) + wakeups[bank] |= mask; + else + wakeups[bank] &= ~mask; + irq_set_irq_wake(at91_gpio->pioc_virq, state); return 0; } + +void at91_pinctrl_gpio_suspend(void) +{ + int i; + + for (i = 0; i < gpio_banks; i++) { + void __iomem *pio; + + if (!gpio_chips[i]) + continue; + + pio = gpio_chips[i]->regbase; + + backups[i] = __raw_readl(pio + PIO_IMR); + __raw_writel(backups[i], pio + PIO_IDR); + __raw_writel(wakeups[i], pio + PIO_IER); + + if (!wakeups[i]) { + clk_unprepare(gpio_chips[i]->clock); + clk_disable(gpio_chips[i]->clock); + } else { + printk(KERN_DEBUG "GPIO-%c may wake for %08x\n", + 'A'+i, wakeups[i]); + } + } +} + +void at91_pinctrl_gpio_resume(void) +{ + int i; + + for (i = 0; i < gpio_banks; i++) { + void __iomem *pio; + + if (!gpio_chips[i]) + continue; + + pio = gpio_chips[i]->regbase; + + if (!wakeups[i]) { + if (clk_prepare(gpio_chips[i]->clock) == 0) + clk_enable(gpio_chips[i]->clock); + } + + __raw_writel(wakeups[i], pio + PIO_IDR); + __raw_writel(backups[i], pio + PIO_IER); + } +} + #else #define gpio_irq_set_wake NULL -#endif +#endif /* CONFIG_PM */ static struct irq_chip gpio_irqchip = { .name = "GPIO", diff --git a/drivers/pinctrl/pinmux.c b/drivers/pinctrl/pinmux.c index 1a00658b3ea0..bd83c8b01cd1 100644 --- a/drivers/pinctrl/pinmux.c +++ b/drivers/pinctrl/pinmux.c @@ -194,6 +194,11 @@ static const char *pin_free(struct pinctrl_dev *pctldev, int pin, } if (!gpio_range) { + /* + * A pin should not be freed more times than allocated. + */ + if (WARN_ON(!desc->mux_usecount)) + return NULL; desc->mux_usecount--; if (desc->mux_usecount) return NULL; diff --git a/drivers/platform/x86/chromeos_laptop.c b/drivers/platform/x86/chromeos_laptop.c index 93d66809355a..3e5b4497a1d0 100644 --- a/drivers/platform/x86/chromeos_laptop.c +++ b/drivers/platform/x86/chromeos_laptop.c @@ -23,6 +23,9 @@ #include <linux/dmi.h> #include <linux/i2c.h> +#include <linux/i2c/atmel_mxt_ts.h> +#include <linux/input.h> +#include <linux/interrupt.h> #include <linux/module.h> #define ATMEL_TP_I2C_ADDR 0x4b @@ -67,15 +70,49 @@ static struct i2c_board_info __initdata tsl2563_als_device = { I2C_BOARD_INFO("tsl2563", TAOS_ALS_I2C_ADDR), }; +static struct mxt_platform_data atmel_224s_tp_platform_data = { + .x_line = 18, + .y_line = 12, + .x_size = 102*20, + .y_size = 68*20, + .blen = 0x80, /* Gain setting is in upper 4 bits */ + .threshold = 0x32, + .voltage = 0, /* 3.3V */ + .orient = MXT_VERTICAL_FLIP, + .irqflags = IRQF_TRIGGER_FALLING, + .is_tp = true, + .key_map = { KEY_RESERVED, + KEY_RESERVED, + KEY_RESERVED, + BTN_LEFT }, + .config = NULL, + .config_length = 0, +}; + static struct i2c_board_info __initdata atmel_224s_tp_device = { I2C_BOARD_INFO("atmel_mxt_tp", ATMEL_TP_I2C_ADDR), - .platform_data = NULL, + .platform_data = &atmel_224s_tp_platform_data, .flags = I2C_CLIENT_WAKE, }; +static struct mxt_platform_data atmel_1664s_platform_data = { + .x_line = 32, + .y_line = 50, + .x_size = 1700, + .y_size = 2560, + .blen = 0x89, /* Gain setting is in upper 4 bits */ + .threshold = 0x28, + .voltage = 0, /* 3.3V */ + .orient = MXT_ROTATED_90_COUNTER, + .irqflags = IRQF_TRIGGER_FALLING, + .is_tp = false, + .config = NULL, + .config_length = 0, +}; + static struct i2c_board_info __initdata atmel_1664s_device = { I2C_BOARD_INFO("atmel_mxt_ts", ATMEL_TS_I2C_ADDR), - .platform_data = NULL, + .platform_data = &atmel_1664s_platform_data, .flags = I2C_CLIENT_WAKE, }; diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index 9a907567f41e..05272e676a28 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -844,14 +844,14 @@ static int dispatch_proc_show(struct seq_file *m, void *v) static int dispatch_proc_open(struct inode *inode, struct file *file) { - return single_open(file, dispatch_proc_show, PDE(inode)->data); + return single_open(file, dispatch_proc_show, PDE_DATA(inode)); } static ssize_t dispatch_proc_write(struct file *file, const char __user *userbuf, size_t count, loff_t *pos) { - struct ibm_struct *ibm = PDE(file_inode(file))->data; + struct ibm_struct *ibm = PDE_DATA(file_inode(file)); char *kernbuf; int ret; diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c index 242abac62d8b..eb3467ea6d86 100644 --- a/drivers/platform/x86/toshiba_acpi.c +++ b/drivers/platform/x86/toshiba_acpi.c @@ -553,7 +553,7 @@ static int lcd_proc_show(struct seq_file *m, void *v) static int lcd_proc_open(struct inode *inode, struct file *file) { - return single_open(file, lcd_proc_show, PDE(inode)->data); + return single_open(file, lcd_proc_show, PDE_DATA(inode)); } static int set_lcd_brightness(struct toshiba_acpi_dev *dev, int value) @@ -583,7 +583,7 @@ static int set_lcd_status(struct backlight_device *bd) static ssize_t lcd_proc_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { - struct toshiba_acpi_dev *dev = PDE(file_inode(file))->data; + struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); char cmd[42]; size_t len; int value; @@ -644,13 +644,13 @@ static int video_proc_show(struct seq_file *m, void *v) static int video_proc_open(struct inode *inode, struct file *file) { - return single_open(file, video_proc_show, PDE(inode)->data); + return single_open(file, video_proc_show, PDE_DATA(inode)); } static ssize_t video_proc_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { - struct toshiba_acpi_dev *dev = PDE(file_inode(file))->data; + struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); char *cmd, *buffer; int ret; int value; @@ -744,13 +744,13 @@ static int fan_proc_show(struct seq_file *m, void *v) static int fan_proc_open(struct inode *inode, struct file *file) { - return single_open(file, fan_proc_show, PDE(inode)->data); + return single_open(file, fan_proc_show, PDE_DATA(inode)); } static ssize_t fan_proc_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { - struct toshiba_acpi_dev *dev = PDE(file_inode(file))->data; + struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); char cmd[42]; size_t len; int value; @@ -816,13 +816,13 @@ static int keys_proc_show(struct seq_file *m, void *v) static int keys_proc_open(struct inode *inode, struct file *file) { - return single_open(file, keys_proc_show, PDE(inode)->data); + return single_open(file, keys_proc_show, PDE_DATA(inode)); } static ssize_t keys_proc_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { - struct toshiba_acpi_dev *dev = PDE(file_inode(file))->data; + struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file)); char cmd[42]; size_t len; int value; @@ -859,7 +859,7 @@ static int version_proc_show(struct seq_file *m, void *v) static int version_proc_open(struct inode *inode, struct file *file) { - return single_open(file, version_proc_show, PDE(inode)->data); + return single_open(file, version_proc_show, PDE_DATA(inode)); } static const struct file_operations version_proc_fops = { diff --git a/drivers/pnp/isapnp/proc.c b/drivers/pnp/isapnp/proc.c index 65f735ac6b3b..2365ef37ae24 100644 --- a/drivers/pnp/isapnp/proc.c +++ b/drivers/pnp/isapnp/proc.c @@ -55,9 +55,7 @@ static loff_t isapnp_proc_bus_lseek(struct file *file, loff_t off, int whence) static ssize_t isapnp_proc_bus_read(struct file *file, char __user * buf, size_t nbytes, loff_t * ppos) { - struct inode *ino = file_inode(file); - struct proc_dir_entry *dp = PDE(ino); - struct pnp_dev *dev = dp->data; + struct pnp_dev *dev = PDE_DATA(file_inode(file)); int pos = *ppos; int cnt, size = 256; @@ -107,7 +105,7 @@ static int isapnp_proc_attach_device(struct pnp_dev *dev) &isapnp_proc_bus_file_operations, dev); if (!e) return -ENOMEM; - e->size = 256; + proc_set_size(e, 256); return 0; } diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c index 8813fc03aa09..55cd459a3908 100644 --- a/drivers/pnp/pnpacpi/core.c +++ b/drivers/pnp/pnpacpi/core.c @@ -353,8 +353,14 @@ static int __init acpi_pnp_find_device(struct device *dev, acpi_handle * handle) /* complete initialization of a PNPACPI device includes having * pnpdev->dev.archdata.acpi_handle point to its ACPI sibling. */ +static bool acpi_pnp_bus_match(struct device *dev) +{ + return dev->bus == &pnp_bus_type; +} + static struct acpi_bus_type __initdata acpi_pnp_bus = { - .bus = &pnp_bus_type, + .name = "PNP", + .match = acpi_pnp_bus_match, .find_device = acpi_pnp_find_device, }; diff --git a/drivers/pnp/pnpbios/proc.c b/drivers/pnp/pnpbios/proc.c index 63ddb0173456..8dafd65d4758 100644 --- a/drivers/pnp/pnpbios/proc.c +++ b/drivers/pnp/pnpbios/proc.c @@ -238,13 +238,13 @@ static int pnpbios_proc_show(struct seq_file *m, void *v) static int pnpbios_proc_open(struct inode *inode, struct file *file) { - return single_open(file, pnpbios_proc_show, PDE(inode)->data); + return single_open(file, pnpbios_proc_show, PDE_DATA(inode)); } static ssize_t pnpbios_proc_write(struct file *file, const char __user *buf, size_t count, loff_t *pos) { - void *data = PDE(file_inode(file))->data; + void *data = PDE_DATA(file_inode(file)); struct pnp_bios_node *node; int boot = (long)data >> 8; u8 nodenum = (long)data; diff --git a/drivers/pps/clients/pps_parport.c b/drivers/pps/clients/pps_parport.c index e1b4705ae3ec..38a8bbe74810 100644 --- a/drivers/pps/clients/pps_parport.c +++ b/drivers/pps/clients/pps_parport.c @@ -32,6 +32,7 @@ #include <linux/init.h> #include <linux/irqnr.h> #include <linux/time.h> +#include <linux/slab.h> #include <linux/parport.h> #include <linux/pps_kernel.h> diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index da9782bd27d0..e3661c20cf38 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -2830,7 +2830,7 @@ EXPORT_SYMBOL_GPL(regulator_get_bypass_regmap); * regulator_allow_bypass - allow the regulator to go into bypass mode * * @regulator: Regulator to configure - * @allow: enable or disable bypass mode + * @enable: enable or disable bypass mode * * Allow the regulator to go into bypass mode if all other consumers * for the regulator also enable bypass mode and the machine @@ -3057,9 +3057,13 @@ int regulator_bulk_enable(int num_consumers, return 0; err: - pr_err("Failed to enable %s: %d\n", consumers[i].supply, ret); - while (--i >= 0) - regulator_disable(consumers[i].consumer); + for (i = 0; i < num_consumers; i++) { + if (consumers[i].ret < 0) + pr_err("Failed to enable %s: %d\n", consumers[i].supply, + consumers[i].ret); + else + regulator_disable(consumers[i].consumer); + } return ret; } diff --git a/drivers/regulator/db8500-prcmu.c b/drivers/regulator/db8500-prcmu.c index 219d162b651e..a53c11a529d5 100644 --- a/drivers/regulator/db8500-prcmu.c +++ b/drivers/regulator/db8500-prcmu.c @@ -528,7 +528,7 @@ static int db8500_regulator_probe(struct platform_device *pdev) return 0; } -static int __exit db8500_regulator_remove(struct platform_device *pdev) +static int db8500_regulator_remove(struct platform_device *pdev) { int i; @@ -553,7 +553,7 @@ static struct platform_driver db8500_regulator_driver = { .owner = THIS_MODULE, }, .probe = db8500_regulator_probe, - .remove = __exit_p(db8500_regulator_remove), + .remove = db8500_regulator_remove, }; static int __init db8500_regulator_init(void) diff --git a/drivers/regulator/palmas-regulator.c b/drivers/regulator/palmas-regulator.c index cde13bb5a8fb..39cf14606784 100644 --- a/drivers/regulator/palmas-regulator.c +++ b/drivers/regulator/palmas-regulator.c @@ -4,6 +4,7 @@ * Copyright 2011-2012 Texas Instruments Inc. * * Author: Graeme Gregory <gg@slimlogic.co.uk> + * Author: Ian Lartey <ian@slimlogic.co.uk> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -156,7 +157,7 @@ static const struct regs_info palmas_regs_info[] = { * * So they are basically (maxV-minV)/stepV */ -#define PALMAS_SMPS_NUM_VOLTAGES 116 +#define PALMAS_SMPS_NUM_VOLTAGES 117 #define PALMAS_SMPS10_NUM_VOLTAGES 2 #define PALMAS_LDO_NUM_VOLTAGES 50 diff --git a/drivers/regulator/twl-regulator.c b/drivers/regulator/twl-regulator.c index 74508cc62d67..f705d25b437c 100644 --- a/drivers/regulator/twl-regulator.c +++ b/drivers/regulator/twl-regulator.c @@ -471,24 +471,23 @@ twl4030ldo_set_voltage_sel(struct regulator_dev *rdev, unsigned selector) selector); } -static int twl4030ldo_get_voltage(struct regulator_dev *rdev) +static int twl4030ldo_get_voltage_sel(struct regulator_dev *rdev) { struct twlreg_info *info = rdev_get_drvdata(rdev); - int vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER, - VREG_VOLTAGE); + int vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_VOLTAGE); if (vsel < 0) return vsel; vsel &= info->table_len - 1; - return LDO_MV(info->table[vsel]) * 1000; + return vsel; } static struct regulator_ops twl4030ldo_ops = { .list_voltage = twl4030ldo_list_voltage, .set_voltage_sel = twl4030ldo_set_voltage_sel, - .get_voltage = twl4030ldo_get_voltage, + .get_voltage_sel = twl4030ldo_get_voltage_sel, .enable = twl4030reg_enable, .disable = twl4030reg_disable, diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c index 434ebc3a99dc..0a9f27e094ea 100644 --- a/drivers/rtc/rtc-at91rm9200.c +++ b/drivers/rtc/rtc-at91rm9200.c @@ -44,6 +44,7 @@ static DECLARE_COMPLETION(at91_rtc_updated); static unsigned int at91_alarm_year = AT91_RTC_EPOCH; static void __iomem *at91_rtc_regs; static int irq; +static u32 at91_rtc_imr; /* * Decode time/date into rtc_time structure @@ -108,9 +109,11 @@ static int at91_rtc_settime(struct device *dev, struct rtc_time *tm) cr = at91_rtc_read(AT91_RTC_CR); at91_rtc_write(AT91_RTC_CR, cr | AT91_RTC_UPDCAL | AT91_RTC_UPDTIM); + at91_rtc_imr |= AT91_RTC_ACKUPD; at91_rtc_write(AT91_RTC_IER, AT91_RTC_ACKUPD); wait_for_completion(&at91_rtc_updated); /* wait for ACKUPD interrupt */ at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ACKUPD); + at91_rtc_imr &= ~AT91_RTC_ACKUPD; at91_rtc_write(AT91_RTC_TIMR, bin2bcd(tm->tm_sec) << 0 @@ -142,7 +145,7 @@ static int at91_rtc_readalarm(struct device *dev, struct rtc_wkalrm *alrm) tm->tm_yday = rtc_year_days(tm->tm_mday, tm->tm_mon, tm->tm_year); tm->tm_year = at91_alarm_year - 1900; - alrm->enabled = (at91_rtc_read(AT91_RTC_IMR) & AT91_RTC_ALARM) + alrm->enabled = (at91_rtc_imr & AT91_RTC_ALARM) ? 1 : 0; dev_dbg(dev, "%s(): %4d-%02d-%02d %02d:%02d:%02d\n", __func__, @@ -168,6 +171,7 @@ static int at91_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm) tm.tm_sec = alrm->time.tm_sec; at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ALARM); + at91_rtc_imr &= ~AT91_RTC_ALARM; at91_rtc_write(AT91_RTC_TIMALR, bin2bcd(tm.tm_sec) << 0 | bin2bcd(tm.tm_min) << 8 @@ -180,6 +184,7 @@ static int at91_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm) if (alrm->enabled) { at91_rtc_write(AT91_RTC_SCCR, AT91_RTC_ALARM); + at91_rtc_imr |= AT91_RTC_ALARM; at91_rtc_write(AT91_RTC_IER, AT91_RTC_ALARM); } @@ -196,9 +201,12 @@ static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled) if (enabled) { at91_rtc_write(AT91_RTC_SCCR, AT91_RTC_ALARM); + at91_rtc_imr |= AT91_RTC_ALARM; at91_rtc_write(AT91_RTC_IER, AT91_RTC_ALARM); - } else + } else { at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ALARM); + at91_rtc_imr &= ~AT91_RTC_ALARM; + } return 0; } @@ -207,12 +215,10 @@ static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled) */ static int at91_rtc_proc(struct device *dev, struct seq_file *seq) { - unsigned long imr = at91_rtc_read(AT91_RTC_IMR); - seq_printf(seq, "update_IRQ\t: %s\n", - (imr & AT91_RTC_ACKUPD) ? "yes" : "no"); + (at91_rtc_imr & AT91_RTC_ACKUPD) ? "yes" : "no"); seq_printf(seq, "periodic_IRQ\t: %s\n", - (imr & AT91_RTC_SECEV) ? "yes" : "no"); + (at91_rtc_imr & AT91_RTC_SECEV) ? "yes" : "no"); return 0; } @@ -227,7 +233,7 @@ static irqreturn_t at91_rtc_interrupt(int irq, void *dev_id) unsigned int rtsr; unsigned long events = 0; - rtsr = at91_rtc_read(AT91_RTC_SR) & at91_rtc_read(AT91_RTC_IMR); + rtsr = at91_rtc_read(AT91_RTC_SR) & at91_rtc_imr; if (rtsr) { /* this interrupt is shared! Is it ours? */ if (rtsr & AT91_RTC_ALARM) events |= (RTC_AF | RTC_IRQF); @@ -291,6 +297,7 @@ static int __init at91_rtc_probe(struct platform_device *pdev) at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ACKUPD | AT91_RTC_ALARM | AT91_RTC_SECEV | AT91_RTC_TIMEV | AT91_RTC_CALEV); + at91_rtc_imr = 0; ret = request_irq(irq, at91_rtc_interrupt, IRQF_SHARED, @@ -329,6 +336,7 @@ static int __exit at91_rtc_remove(struct platform_device *pdev) at91_rtc_write(AT91_RTC_IDR, AT91_RTC_ACKUPD | AT91_RTC_ALARM | AT91_RTC_SECEV | AT91_RTC_TIMEV | AT91_RTC_CALEV); + at91_rtc_imr = 0; free_irq(irq, pdev); rtc_device_unregister(rtc); @@ -341,31 +349,35 @@ static int __exit at91_rtc_remove(struct platform_device *pdev) /* AT91RM9200 RTC Power management control */ -static u32 at91_rtc_imr; +static u32 at91_rtc_bkpimr; + static int at91_rtc_suspend(struct device *dev) { /* this IRQ is shared with DBGU and other hardware which isn't * necessarily doing PM like we are... */ - at91_rtc_imr = at91_rtc_read(AT91_RTC_IMR) - & (AT91_RTC_ALARM|AT91_RTC_SECEV); - if (at91_rtc_imr) { - if (device_may_wakeup(dev)) + at91_rtc_bkpimr = at91_rtc_imr & (AT91_RTC_ALARM|AT91_RTC_SECEV); + if (at91_rtc_bkpimr) { + if (device_may_wakeup(dev)) { enable_irq_wake(irq); - else - at91_rtc_write(AT91_RTC_IDR, at91_rtc_imr); - } + } else { + at91_rtc_write(AT91_RTC_IDR, at91_rtc_bkpimr); + at91_rtc_imr &= ~at91_rtc_bkpimr; + } +} return 0; } static int at91_rtc_resume(struct device *dev) { - if (at91_rtc_imr) { - if (device_may_wakeup(dev)) + if (at91_rtc_bkpimr) { + if (device_may_wakeup(dev)) { disable_irq_wake(irq); - else - at91_rtc_write(AT91_RTC_IER, at91_rtc_imr); + } else { + at91_rtc_imr |= at91_rtc_bkpimr; + at91_rtc_write(AT91_RTC_IER, at91_rtc_bkpimr); + } } return 0; } diff --git a/drivers/rtc/rtc-at91rm9200.h b/drivers/rtc/rtc-at91rm9200.h index da1945e5f714..5f940b6844cb 100644 --- a/drivers/rtc/rtc-at91rm9200.h +++ b/drivers/rtc/rtc-at91rm9200.h @@ -64,7 +64,6 @@ #define AT91_RTC_SCCR 0x1c /* Status Clear Command Register */ #define AT91_RTC_IER 0x20 /* Interrupt Enable Register */ #define AT91_RTC_IDR 0x24 /* Interrupt Disable Register */ -#define AT91_RTC_IMR 0x28 /* Interrupt Mask Register */ #define AT91_RTC_VER 0x2c /* Valid Entry Register */ #define AT91_RTC_NVTIM (1 << 0) /* Non valid Time */ diff --git a/drivers/rtc/rtc-da9052.c b/drivers/rtc/rtc-da9052.c index 0dde688ca09b..969abbad7fe3 100644 --- a/drivers/rtc/rtc-da9052.c +++ b/drivers/rtc/rtc-da9052.c @@ -239,11 +239,9 @@ static int da9052_rtc_probe(struct platform_device *pdev) rtc->da9052 = dev_get_drvdata(pdev->dev.parent); platform_set_drvdata(pdev, rtc); - rtc->irq = platform_get_irq_byname(pdev, "ALM"); - ret = devm_request_threaded_irq(&pdev->dev, rtc->irq, NULL, - da9052_rtc_irq, - IRQF_TRIGGER_LOW | IRQF_ONESHOT, - "ALM", rtc); + rtc->irq = DA9052_IRQ_ALARM; + ret = da9052_request_irq(rtc->da9052, rtc->irq, "ALM", + da9052_rtc_irq, rtc); if (ret != 0) { rtc_err(rtc->da9052, "irq registration failed: %d\n", ret); return ret; diff --git a/drivers/rtc/rtc-mv.c b/drivers/rtc/rtc-mv.c index 57233c885998..8f87fec27ce7 100644 --- a/drivers/rtc/rtc-mv.c +++ b/drivers/rtc/rtc-mv.c @@ -14,6 +14,7 @@ #include <linux/platform_device.h> #include <linux/of.h> #include <linux/delay.h> +#include <linux/clk.h> #include <linux/gfp.h> #include <linux/module.h> @@ -41,6 +42,7 @@ struct rtc_plat_data { struct rtc_device *rtc; void __iomem *ioaddr; int irq; + struct clk *clk; }; static int mv_rtc_set_time(struct device *dev, struct rtc_time *tm) @@ -221,6 +223,7 @@ static int mv_rtc_probe(struct platform_device *pdev) struct rtc_plat_data *pdata; resource_size_t size; u32 rtc_time; + int ret = 0; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) @@ -239,11 +242,17 @@ static int mv_rtc_probe(struct platform_device *pdev) if (!pdata->ioaddr) return -ENOMEM; + pdata->clk = devm_clk_get(&pdev->dev, NULL); + /* Not all SoCs require a clock.*/ + if (!IS_ERR(pdata->clk)) + clk_prepare_enable(pdata->clk); + /* make sure the 24 hours mode is enabled */ rtc_time = readl(pdata->ioaddr + RTC_TIME_REG_OFFS); if (rtc_time & RTC_HOURS_12H_MODE) { dev_err(&pdev->dev, "24 Hours mode not supported.\n"); - return -EINVAL; + ret = -EINVAL; + goto out; } /* make sure it is actually functional */ @@ -252,7 +261,8 @@ static int mv_rtc_probe(struct platform_device *pdev) rtc_time = readl(pdata->ioaddr + RTC_TIME_REG_OFFS); if (rtc_time == 0x01000000) { dev_err(&pdev->dev, "internal RTC not ticking\n"); - return -ENODEV; + ret = -ENODEV; + goto out; } } @@ -268,8 +278,10 @@ static int mv_rtc_probe(struct platform_device *pdev) } else pdata->rtc = rtc_device_register(pdev->name, &pdev->dev, &mv_rtc_ops, THIS_MODULE); - if (IS_ERR(pdata->rtc)) - return PTR_ERR(pdata->rtc); + if (IS_ERR(pdata->rtc)) { + ret = PTR_ERR(pdata->rtc); + goto out; + } if (pdata->irq >= 0) { writel(0, pdata->ioaddr + RTC_ALARM_INTERRUPT_MASK_REG_OFFS); @@ -282,6 +294,11 @@ static int mv_rtc_probe(struct platform_device *pdev) } return 0; +out: + if (!IS_ERR(pdata->clk)) + clk_disable_unprepare(pdata->clk); + + return ret; } static int __exit mv_rtc_remove(struct platform_device *pdev) @@ -292,6 +309,9 @@ static int __exit mv_rtc_remove(struct platform_device *pdev) device_init_wakeup(&pdev->dev, 0); rtc_device_unregister(pdata->rtc); + if (!IS_ERR(pdata->clk)) + clk_disable_unprepare(pdata->clk); + return 0; } diff --git a/drivers/rtc/rtc-proc.c b/drivers/rtc/rtc-proc.c index e96236ac2e78..ffa69e1c9245 100644 --- a/drivers/rtc/rtc-proc.c +++ b/drivers/rtc/rtc-proc.c @@ -110,7 +110,7 @@ static int rtc_proc_show(struct seq_file *seq, void *offset) static int rtc_proc_open(struct inode *inode, struct file *file) { int ret; - struct rtc_device *rtc = PDE(inode)->data; + struct rtc_device *rtc = PDE_DATA(inode); if (!try_module_get(THIS_MODULE)) return -ENODEV; diff --git a/drivers/s390/block/scm_blk.c b/drivers/s390/block/scm_blk.c index 9978ad4433cb..5ac9c935c151 100644 --- a/drivers/s390/block/scm_blk.c +++ b/drivers/s390/block/scm_blk.c @@ -135,6 +135,11 @@ static const struct block_device_operations scm_blk_devops = { .release = scm_release, }; +static bool scm_permit_request(struct scm_blk_dev *bdev, struct request *req) +{ + return rq_data_dir(req) != WRITE || bdev->state != SCM_WR_PROHIBIT; +} + static void scm_request_prepare(struct scm_request *scmrq) { struct scm_blk_dev *bdev = scmrq->bdev; @@ -195,14 +200,18 @@ void scm_request_requeue(struct scm_request *scmrq) scm_release_cluster(scmrq); blk_requeue_request(bdev->rq, scmrq->request); + atomic_dec(&bdev->queued_reqs); scm_request_done(scmrq); scm_ensure_queue_restart(bdev); } void scm_request_finish(struct scm_request *scmrq) { + struct scm_blk_dev *bdev = scmrq->bdev; + scm_release_cluster(scmrq); blk_end_request_all(scmrq->request, scmrq->error); + atomic_dec(&bdev->queued_reqs); scm_request_done(scmrq); } @@ -218,6 +227,10 @@ static void scm_blk_request(struct request_queue *rq) if (req->cmd_type != REQ_TYPE_FS) continue; + if (!scm_permit_request(bdev, req)) { + scm_ensure_queue_restart(bdev); + return; + } scmrq = scm_request_fetch(); if (!scmrq) { SCM_LOG(5, "no request"); @@ -231,11 +244,13 @@ static void scm_blk_request(struct request_queue *rq) return; } if (scm_need_cluster_request(scmrq)) { + atomic_inc(&bdev->queued_reqs); blk_start_request(req); scm_initiate_cluster_request(scmrq); return; } scm_request_prepare(scmrq); + atomic_inc(&bdev->queued_reqs); blk_start_request(req); ret = scm_start_aob(scmrq->aob); @@ -244,7 +259,6 @@ static void scm_blk_request(struct request_queue *rq) scm_request_requeue(scmrq); return; } - atomic_inc(&bdev->queued_reqs); } } @@ -280,6 +294,38 @@ void scm_blk_irq(struct scm_device *scmdev, void *data, int error) tasklet_hi_schedule(&bdev->tasklet); } +static void scm_blk_handle_error(struct scm_request *scmrq) +{ + struct scm_blk_dev *bdev = scmrq->bdev; + unsigned long flags; + + if (scmrq->error != -EIO) + goto restart; + + /* For -EIO the response block is valid. */ + switch (scmrq->aob->response.eqc) { + case EQC_WR_PROHIBIT: + spin_lock_irqsave(&bdev->lock, flags); + if (bdev->state != SCM_WR_PROHIBIT) + pr_info("%lu: Write access to the SCM increment is suspended\n", + (unsigned long) bdev->scmdev->address); + bdev->state = SCM_WR_PROHIBIT; + spin_unlock_irqrestore(&bdev->lock, flags); + goto requeue; + default: + break; + } + +restart: + if (!scm_start_aob(scmrq->aob)) + return; + +requeue: + spin_lock_irqsave(&bdev->rq_lock, flags); + scm_request_requeue(scmrq); + spin_unlock_irqrestore(&bdev->rq_lock, flags); +} + static void scm_blk_tasklet(struct scm_blk_dev *bdev) { struct scm_request *scmrq; @@ -293,11 +339,8 @@ static void scm_blk_tasklet(struct scm_blk_dev *bdev) spin_unlock_irqrestore(&bdev->lock, flags); if (scmrq->error && scmrq->retries-- > 0) { - if (scm_start_aob(scmrq->aob)) { - spin_lock_irqsave(&bdev->rq_lock, flags); - scm_request_requeue(scmrq); - spin_unlock_irqrestore(&bdev->rq_lock, flags); - } + scm_blk_handle_error(scmrq); + /* Request restarted or requeued, handle next. */ spin_lock_irqsave(&bdev->lock, flags); continue; @@ -310,7 +353,6 @@ static void scm_blk_tasklet(struct scm_blk_dev *bdev) } scm_request_finish(scmrq); - atomic_dec(&bdev->queued_reqs); spin_lock_irqsave(&bdev->lock, flags); } spin_unlock_irqrestore(&bdev->lock, flags); @@ -332,6 +374,7 @@ int scm_blk_dev_setup(struct scm_blk_dev *bdev, struct scm_device *scmdev) } bdev->scmdev = scmdev; + bdev->state = SCM_OPER; spin_lock_init(&bdev->rq_lock); spin_lock_init(&bdev->lock); INIT_LIST_HEAD(&bdev->finished_requests); @@ -396,6 +439,18 @@ void scm_blk_dev_cleanup(struct scm_blk_dev *bdev) put_disk(bdev->gendisk); } +void scm_blk_set_available(struct scm_blk_dev *bdev) +{ + unsigned long flags; + + spin_lock_irqsave(&bdev->lock, flags); + if (bdev->state == SCM_WR_PROHIBIT) + pr_info("%lu: Write access to the SCM increment is restored\n", + (unsigned long) bdev->scmdev->address); + bdev->state = SCM_OPER; + spin_unlock_irqrestore(&bdev->lock, flags); +} + static int __init scm_blk_init(void) { int ret = -EINVAL; diff --git a/drivers/s390/block/scm_blk.h b/drivers/s390/block/scm_blk.h index 3c1ccf494647..8b387b32fd62 100644 --- a/drivers/s390/block/scm_blk.h +++ b/drivers/s390/block/scm_blk.h @@ -21,6 +21,7 @@ struct scm_blk_dev { spinlock_t rq_lock; /* guard the request queue */ spinlock_t lock; /* guard the rest of the blockdev */ atomic_t queued_reqs; + enum {SCM_OPER, SCM_WR_PROHIBIT} state; struct list_head finished_requests; #ifdef CONFIG_SCM_BLOCK_CLUSTER_WRITE struct list_head cluster_list; @@ -48,6 +49,7 @@ struct scm_request { int scm_blk_dev_setup(struct scm_blk_dev *, struct scm_device *); void scm_blk_dev_cleanup(struct scm_blk_dev *); +void scm_blk_set_available(struct scm_blk_dev *); void scm_blk_irq(struct scm_device *, void *, int); void scm_request_finish(struct scm_request *); diff --git a/drivers/s390/block/scm_drv.c b/drivers/s390/block/scm_drv.c index 9fa0a908607b..5f6180d6ff08 100644 --- a/drivers/s390/block/scm_drv.c +++ b/drivers/s390/block/scm_drv.c @@ -13,12 +13,23 @@ #include <asm/eadm.h> #include "scm_blk.h" -static void notify(struct scm_device *scmdev) +static void scm_notify(struct scm_device *scmdev, enum scm_event event) { - pr_info("%lu: The capabilities of the SCM increment changed\n", - (unsigned long) scmdev->address); - SCM_LOG(2, "State changed"); - SCM_LOG_STATE(2, scmdev); + struct scm_blk_dev *bdev = dev_get_drvdata(&scmdev->dev); + + switch (event) { + case SCM_CHANGE: + pr_info("%lu: The capabilities of the SCM increment changed\n", + (unsigned long) scmdev->address); + SCM_LOG(2, "State changed"); + SCM_LOG_STATE(2, scmdev); + break; + case SCM_AVAIL: + SCM_LOG(2, "Increment available"); + SCM_LOG_STATE(2, scmdev); + scm_blk_set_available(bdev); + break; + } } static int scm_probe(struct scm_device *scmdev) @@ -64,7 +75,7 @@ static struct scm_driver scm_drv = { .name = "scm_block", .owner = THIS_MODULE, }, - .notify = notify, + .notify = scm_notify, .probe = scm_probe, .remove = scm_remove, .handler = scm_blk_irq, diff --git a/drivers/s390/char/sclp_cmd.c b/drivers/s390/char/sclp_cmd.c index 30a2255389e5..cd798386b622 100644 --- a/drivers/s390/char/sclp_cmd.c +++ b/drivers/s390/char/sclp_cmd.c @@ -627,6 +627,8 @@ static int __init sclp_detect_standby_memory(void) struct read_storage_sccb *sccb; int i, id, assigned, rc; + if (OLDMEM_BASE) /* No standby memory in kdump mode */ + return 0; if (!early_read_info_sccb_valid) return 0; if ((sclp_facilities & 0xe00000000000ULL) != 0xe00000000000ULL) diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c index 31ceef1beb8b..e16c553f6556 100644 --- a/drivers/s390/cio/chsc.c +++ b/drivers/s390/cio/chsc.c @@ -433,6 +433,20 @@ static void chsc_process_sei_scm_change(struct chsc_sei_nt0_area *sei_area) " failed (rc=%d).\n", ret); } +static void chsc_process_sei_scm_avail(struct chsc_sei_nt0_area *sei_area) +{ + int ret; + + CIO_CRW_EVENT(4, "chsc: scm available information\n"); + if (sei_area->rs != 7) + return; + + ret = scm_process_availability_information(); + if (ret) + CIO_CRW_EVENT(0, "chsc: process availability information" + " failed (rc=%d).\n", ret); +} + static void chsc_process_sei_nt2(struct chsc_sei_nt2_area *sei_area) { switch (sei_area->cc) { @@ -468,6 +482,9 @@ static void chsc_process_sei_nt0(struct chsc_sei_nt0_area *sei_area) case 12: /* scm change notification */ chsc_process_sei_scm_change(sei_area); break; + case 14: /* scm available notification */ + chsc_process_sei_scm_avail(sei_area); + break; default: /* other stuff */ CIO_CRW_EVENT(2, "chsc: sei nt0 unhandled cc=%d\n", sei_area->cc); diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h index 227e05f674b3..349d5fc47196 100644 --- a/drivers/s390/cio/chsc.h +++ b/drivers/s390/cio/chsc.h @@ -156,8 +156,10 @@ int chsc_scm_info(struct chsc_scm_info *scm_area, u64 token); #ifdef CONFIG_SCM_BUS int scm_update_information(void); +int scm_process_availability_information(void); #else /* CONFIG_SCM_BUS */ static inline int scm_update_information(void) { return 0; } +static inline int scm_process_availability_information(void) { return 0; } #endif /* CONFIG_SCM_BUS */ diff --git a/drivers/s390/cio/qdio_debug.c b/drivers/s390/cio/qdio_debug.c index ccaae9d63d27..4221b02085ad 100644 --- a/drivers/s390/cio/qdio_debug.c +++ b/drivers/s390/cio/qdio_debug.c @@ -224,7 +224,7 @@ static int qperf_seq_open(struct inode *inode, struct file *filp) file_inode(filp)->i_private); } -static struct file_operations debugfs_perf_fops = { +static const struct file_operations debugfs_perf_fops = { .owner = THIS_MODULE, .open = qperf_seq_open, .read = seq_read, diff --git a/drivers/s390/cio/scm.c b/drivers/s390/cio/scm.c index bcf20f3aa51b..46ec25632e8b 100644 --- a/drivers/s390/cio/scm.c +++ b/drivers/s390/cio/scm.c @@ -211,7 +211,7 @@ static void scmdev_update(struct scm_device *scmdev, struct sale *sale) goto out; scmdrv = to_scm_drv(scmdev->dev.driver); if (changed && scmdrv->notify) - scmdrv->notify(scmdev); + scmdrv->notify(scmdev, SCM_CHANGE); out: device_unlock(&scmdev->dev); if (changed) @@ -297,6 +297,22 @@ int scm_update_information(void) return ret; } +static int scm_dev_avail(struct device *dev, void *unused) +{ + struct scm_driver *scmdrv = to_scm_drv(dev->driver); + struct scm_device *scmdev = to_scm_dev(dev); + + if (dev->driver && scmdrv->notify) + scmdrv->notify(scmdev, SCM_AVAIL); + + return 0; +} + +int scm_process_availability_information(void) +{ + return bus_for_each_dev(&scm_bus_type, NULL, NULL, scm_dev_avail); +} + static int __init scm_init(void) { int ret; diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index d87961d4c0de..8c0622399fcd 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -916,6 +916,7 @@ int qeth_send_control_data(struct qeth_card *, int, struct qeth_cmd_buffer *, void *reply_param); int qeth_get_priority_queue(struct qeth_card *, struct sk_buff *, int, int); int qeth_get_elements_no(struct qeth_card *, void *, struct sk_buff *, int); +int qeth_get_elements_for_frags(struct sk_buff *); int qeth_do_send_packet_fast(struct qeth_card *, struct qeth_qdio_out_q *, struct sk_buff *, struct qeth_hdr *, int, int, int); int qeth_do_send_packet(struct qeth_card *, struct qeth_qdio_out_q *, diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 0d8cdff81813..0d73a999983d 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -3679,6 +3679,25 @@ int qeth_get_priority_queue(struct qeth_card *card, struct sk_buff *skb, } EXPORT_SYMBOL_GPL(qeth_get_priority_queue); +int qeth_get_elements_for_frags(struct sk_buff *skb) +{ + int cnt, length, e, elements = 0; + struct skb_frag_struct *frag; + char *data; + + for (cnt = 0; cnt < skb_shinfo(skb)->nr_frags; cnt++) { + frag = &skb_shinfo(skb)->frags[cnt]; + data = (char *)page_to_phys(skb_frag_page(frag)) + + frag->page_offset; + length = frag->size; + e = PFN_UP((unsigned long)data + length - 1) - + PFN_DOWN((unsigned long)data); + elements += e; + } + return elements; +} +EXPORT_SYMBOL_GPL(qeth_get_elements_for_frags); + int qeth_get_elements_no(struct qeth_card *card, void *hdr, struct sk_buff *skb, int elems) { @@ -3686,7 +3705,8 @@ int qeth_get_elements_no(struct qeth_card *card, void *hdr, int elements_needed = PFN_UP((unsigned long)skb->data + dlen - 1) - PFN_DOWN((unsigned long)skb->data); - elements_needed += skb_shinfo(skb)->nr_frags; + elements_needed += qeth_get_elements_for_frags(skb); + if ((elements_needed + elems) > QETH_MAX_BUFFER_ELEMENTS(card)) { QETH_DBF_MESSAGE(2, "Invalid size of IP packet " "(Number=%d / Length=%d). Discarded.\n", @@ -3771,12 +3791,23 @@ static inline void __qeth_fill_buffer(struct sk_buff *skb, for (cnt = 0; cnt < skb_shinfo(skb)->nr_frags; cnt++) { frag = &skb_shinfo(skb)->frags[cnt]; - buffer->element[element].addr = (char *) - page_to_phys(skb_frag_page(frag)) - + frag->page_offset; - buffer->element[element].length = frag->size; - buffer->element[element].eflags = SBAL_EFLAGS_MIDDLE_FRAG; - element++; + data = (char *)page_to_phys(skb_frag_page(frag)) + + frag->page_offset; + length = frag->size; + while (length > 0) { + length_here = PAGE_SIZE - + ((unsigned long) data % PAGE_SIZE); + if (length < length_here) + length_here = length; + + buffer->element[element].addr = data; + buffer->element[element].length = length_here; + buffer->element[element].eflags = + SBAL_EFLAGS_MIDDLE_FRAG; + length -= length_here; + data += length_here; + element++; + } } if (buffer->element[element - 1].eflags) diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index 091ca0efa1c5..8710337dab3e 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -623,7 +623,7 @@ static int qeth_l3_send_setrouting(struct qeth_card *card, return rc; } -static void qeth_l3_correct_routing_type(struct qeth_card *card, +static int qeth_l3_correct_routing_type(struct qeth_card *card, enum qeth_routing_types *type, enum qeth_prot_versions prot) { if (card->info.type == QETH_CARD_TYPE_IQD) { @@ -632,7 +632,7 @@ static void qeth_l3_correct_routing_type(struct qeth_card *card, case PRIMARY_CONNECTOR: case SECONDARY_CONNECTOR: case MULTICAST_ROUTER: - return; + return 0; default: goto out_inval; } @@ -641,17 +641,18 @@ static void qeth_l3_correct_routing_type(struct qeth_card *card, case NO_ROUTER: case PRIMARY_ROUTER: case SECONDARY_ROUTER: - return; + return 0; case MULTICAST_ROUTER: if (qeth_is_ipafunc_supported(card, prot, IPA_OSA_MC_ROUTER)) - return; + return 0; default: goto out_inval; } } out_inval: *type = NO_ROUTER; + return -EINVAL; } int qeth_l3_setrouting_v4(struct qeth_card *card) @@ -660,8 +661,10 @@ int qeth_l3_setrouting_v4(struct qeth_card *card) QETH_CARD_TEXT(card, 3, "setrtg4"); - qeth_l3_correct_routing_type(card, &card->options.route4.type, + rc = qeth_l3_correct_routing_type(card, &card->options.route4.type, QETH_PROT_IPV4); + if (rc) + return rc; rc = qeth_l3_send_setrouting(card, card->options.route4.type, QETH_PROT_IPV4); @@ -683,8 +686,10 @@ int qeth_l3_setrouting_v6(struct qeth_card *card) if (!qeth_is_supported(card, IPA_IPV6)) return 0; - qeth_l3_correct_routing_type(card, &card->options.route6.type, + rc = qeth_l3_correct_routing_type(card, &card->options.route6.type, QETH_PROT_IPV6); + if (rc) + return rc; rc = qeth_l3_send_setrouting(card, card->options.route6.type, QETH_PROT_IPV6); @@ -2898,7 +2903,9 @@ static inline int qeth_l3_tso_elements(struct sk_buff *skb) tcp_hdr(skb)->doff * 4; int tcpd_len = skb->len - (tcpd - (unsigned long)skb->data); int elements = PFN_UP(tcpd + tcpd_len - 1) - PFN_DOWN(tcpd); - elements += skb_shinfo(skb)->nr_frags; + + elements += qeth_get_elements_for_frags(skb); + return elements; } @@ -3348,7 +3355,6 @@ static int __qeth_l3_set_online(struct ccwgroup_device *gdev, int recovery_mode) rc = -ENODEV; goto out_remove; } - qeth_trace_features(card); if (!card->dev && qeth_l3_setup_netdev(card)) { rc = -ENODEV; @@ -3425,6 +3431,7 @@ contin: qeth_l3_set_multicast_list(card->dev); rtnl_unlock(); } + qeth_trace_features(card); /* let user_space know that device is online */ kobject_uevent(&gdev->dev.kobj, KOBJ_CHANGE); mutex_unlock(&card->conf_mutex); diff --git a/drivers/s390/net/qeth_l3_sys.c b/drivers/s390/net/qeth_l3_sys.c index ebc379486267..e70af2406ff9 100644 --- a/drivers/s390/net/qeth_l3_sys.c +++ b/drivers/s390/net/qeth_l3_sys.c @@ -87,6 +87,8 @@ static ssize_t qeth_l3_dev_route_store(struct qeth_card *card, rc = qeth_l3_setrouting_v6(card); } out: + if (rc) + route->type = old_route_type; mutex_unlock(&card->conf_mutex); return rc ? rc : count; } diff --git a/drivers/scsi/BusLogic.c b/drivers/scsi/BusLogic.c index d7ca247efa35..344d87599cd2 100644 --- a/drivers/scsi/BusLogic.c +++ b/drivers/scsi/BusLogic.c @@ -3201,26 +3201,30 @@ static int BusLogic_BIOSDiskParameters(struct scsi_device *sdev, struct block_de BugLogic_ProcDirectoryInfo implements /proc/scsi/BusLogic/<N>. */ -static int BusLogic_ProcDirectoryInfo(struct Scsi_Host *shost, char *ProcBuffer, char **StartPointer, off_t Offset, int BytesAvailable, int WriteFlag) +static int BusLogic_write_info(struct Scsi_Host *shost, char *ProcBuffer, int BytesAvailable) { struct BusLogic_HostAdapter *HostAdapter = (struct BusLogic_HostAdapter *) shost->hostdata; struct BusLogic_TargetStatistics *TargetStatistics; - int TargetID, Length; - char *Buffer; TargetStatistics = HostAdapter->TargetStatistics; - if (WriteFlag) { - HostAdapter->ExternalHostAdapterResets = 0; - HostAdapter->HostAdapterInternalErrors = 0; - memset(TargetStatistics, 0, BusLogic_MaxTargetDevices * sizeof(struct BusLogic_TargetStatistics)); - return 0; - } - Buffer = HostAdapter->MessageBuffer; - Length = HostAdapter->MessageBufferLength; - Length += sprintf(&Buffer[Length], "\n\ + HostAdapter->ExternalHostAdapterResets = 0; + HostAdapter->HostAdapterInternalErrors = 0; + memset(TargetStatistics, 0, BusLogic_MaxTargetDevices * sizeof(struct BusLogic_TargetStatistics)); + return 0; +} + +static int BusLogic_show_info(struct seq_file *m, struct Scsi_Host *shost) +{ + struct BusLogic_HostAdapter *HostAdapter = (struct BusLogic_HostAdapter *) shost->hostdata; + struct BusLogic_TargetStatistics *TargetStatistics; + int TargetID; + + TargetStatistics = HostAdapter->TargetStatistics; + seq_write(m, HostAdapter->MessageBuffer, HostAdapter->MessageBufferLength); + seq_printf(m, "\n\ Current Driver Queue Depth: %d\n\ Currently Allocated CCBs: %d\n", HostAdapter->DriverQueueDepth, HostAdapter->AllocatedCCBs); - Length += sprintf(&Buffer[Length], "\n\n\ + seq_printf(m, "\n\n\ DATA TRANSFER STATISTICS\n\ \n\ Target Tagged Queuing Queue Depth Active Attempted Completed\n\ @@ -3229,66 +3233,62 @@ Target Tagged Queuing Queue Depth Active Attempted Completed\n\ struct BusLogic_TargetFlags *TargetFlags = &HostAdapter->TargetFlags[TargetID]; if (!TargetFlags->TargetExists) continue; - Length += sprintf(&Buffer[Length], " %2d %s", TargetID, (TargetFlags->TaggedQueuingSupported ? (TargetFlags->TaggedQueuingActive ? " Active" : (HostAdapter->TaggedQueuingPermitted & (1 << TargetID) + seq_printf(m, " %2d %s", TargetID, (TargetFlags->TaggedQueuingSupported ? (TargetFlags->TaggedQueuingActive ? " Active" : (HostAdapter->TaggedQueuingPermitted & (1 << TargetID) ? " Permitted" : " Disabled")) : "Not Supported")); - Length += sprintf(&Buffer[Length], + seq_printf(m, " %3d %3u %9u %9u\n", HostAdapter->QueueDepth[TargetID], HostAdapter->ActiveCommands[TargetID], TargetStatistics[TargetID].CommandsAttempted, TargetStatistics[TargetID].CommandsCompleted); } - Length += sprintf(&Buffer[Length], "\n\ + seq_printf(m, "\n\ Target Read Commands Write Commands Total Bytes Read Total Bytes Written\n\ ====== ============= ============== =================== ===================\n"); for (TargetID = 0; TargetID < HostAdapter->MaxTargetDevices; TargetID++) { struct BusLogic_TargetFlags *TargetFlags = &HostAdapter->TargetFlags[TargetID]; if (!TargetFlags->TargetExists) continue; - Length += sprintf(&Buffer[Length], " %2d %9u %9u", TargetID, TargetStatistics[TargetID].ReadCommands, TargetStatistics[TargetID].WriteCommands); + seq_printf(m, " %2d %9u %9u", TargetID, TargetStatistics[TargetID].ReadCommands, TargetStatistics[TargetID].WriteCommands); if (TargetStatistics[TargetID].TotalBytesRead.Billions > 0) - Length += sprintf(&Buffer[Length], " %9u%09u", TargetStatistics[TargetID].TotalBytesRead.Billions, TargetStatistics[TargetID].TotalBytesRead.Units); + seq_printf(m, " %9u%09u", TargetStatistics[TargetID].TotalBytesRead.Billions, TargetStatistics[TargetID].TotalBytesRead.Units); else - Length += sprintf(&Buffer[Length], " %9u", TargetStatistics[TargetID].TotalBytesRead.Units); + seq_printf(m, " %9u", TargetStatistics[TargetID].TotalBytesRead.Units); if (TargetStatistics[TargetID].TotalBytesWritten.Billions > 0) - Length += sprintf(&Buffer[Length], " %9u%09u\n", TargetStatistics[TargetID].TotalBytesWritten.Billions, TargetStatistics[TargetID].TotalBytesWritten.Units); + seq_printf(m, " %9u%09u\n", TargetStatistics[TargetID].TotalBytesWritten.Billions, TargetStatistics[TargetID].TotalBytesWritten.Units); else - Length += sprintf(&Buffer[Length], " %9u\n", TargetStatistics[TargetID].TotalBytesWritten.Units); + seq_printf(m, " %9u\n", TargetStatistics[TargetID].TotalBytesWritten.Units); } - Length += sprintf(&Buffer[Length], "\n\ + seq_printf(m, "\n\ Target Command 0-1KB 1-2KB 2-4KB 4-8KB 8-16KB\n\ ====== ======= ========= ========= ========= ========= =========\n"); for (TargetID = 0; TargetID < HostAdapter->MaxTargetDevices; TargetID++) { struct BusLogic_TargetFlags *TargetFlags = &HostAdapter->TargetFlags[TargetID]; if (!TargetFlags->TargetExists) continue; - Length += - sprintf(&Buffer[Length], + seq_printf(m, " %2d Read %9u %9u %9u %9u %9u\n", TargetID, TargetStatistics[TargetID].ReadCommandSizeBuckets[0], TargetStatistics[TargetID].ReadCommandSizeBuckets[1], TargetStatistics[TargetID].ReadCommandSizeBuckets[2], TargetStatistics[TargetID].ReadCommandSizeBuckets[3], TargetStatistics[TargetID].ReadCommandSizeBuckets[4]); - Length += - sprintf(&Buffer[Length], + seq_printf(m, " %2d Write %9u %9u %9u %9u %9u\n", TargetID, TargetStatistics[TargetID].WriteCommandSizeBuckets[0], TargetStatistics[TargetID].WriteCommandSizeBuckets[1], TargetStatistics[TargetID].WriteCommandSizeBuckets[2], TargetStatistics[TargetID].WriteCommandSizeBuckets[3], TargetStatistics[TargetID].WriteCommandSizeBuckets[4]); } - Length += sprintf(&Buffer[Length], "\n\ + seq_printf(m, "\n\ Target Command 16-32KB 32-64KB 64-128KB 128-256KB 256KB+\n\ ====== ======= ========= ========= ========= ========= =========\n"); for (TargetID = 0; TargetID < HostAdapter->MaxTargetDevices; TargetID++) { struct BusLogic_TargetFlags *TargetFlags = &HostAdapter->TargetFlags[TargetID]; if (!TargetFlags->TargetExists) continue; - Length += - sprintf(&Buffer[Length], + seq_printf(m, " %2d Read %9u %9u %9u %9u %9u\n", TargetID, TargetStatistics[TargetID].ReadCommandSizeBuckets[5], TargetStatistics[TargetID].ReadCommandSizeBuckets[6], TargetStatistics[TargetID].ReadCommandSizeBuckets[7], TargetStatistics[TargetID].ReadCommandSizeBuckets[8], TargetStatistics[TargetID].ReadCommandSizeBuckets[9]); - Length += - sprintf(&Buffer[Length], + seq_printf(m, " %2d Write %9u %9u %9u %9u %9u\n", TargetID, TargetStatistics[TargetID].WriteCommandSizeBuckets[5], TargetStatistics[TargetID].WriteCommandSizeBuckets[6], TargetStatistics[TargetID].WriteCommandSizeBuckets[7], TargetStatistics[TargetID].WriteCommandSizeBuckets[8], TargetStatistics[TargetID].WriteCommandSizeBuckets[9]); } - Length += sprintf(&Buffer[Length], "\n\n\ + seq_printf(m, "\n\n\ ERROR RECOVERY STATISTICS\n\ \n\ Command Aborts Bus Device Resets Host Adapter Resets\n\ @@ -3299,20 +3299,12 @@ Target Requested Completed Requested Completed Requested Completed\n\ struct BusLogic_TargetFlags *TargetFlags = &HostAdapter->TargetFlags[TargetID]; if (!TargetFlags->TargetExists) continue; - Length += sprintf(&Buffer[Length], "\ + seq_printf(m, "\ %2d %5d %5d %5d %5d %5d %5d %5d %5d %5d\n", TargetID, TargetStatistics[TargetID].CommandAbortsRequested, TargetStatistics[TargetID].CommandAbortsAttempted, TargetStatistics[TargetID].CommandAbortsCompleted, TargetStatistics[TargetID].BusDeviceResetsRequested, TargetStatistics[TargetID].BusDeviceResetsAttempted, TargetStatistics[TargetID].BusDeviceResetsCompleted, TargetStatistics[TargetID].HostAdapterResetsRequested, TargetStatistics[TargetID].HostAdapterResetsAttempted, TargetStatistics[TargetID].HostAdapterResetsCompleted); } - Length += sprintf(&Buffer[Length], "\nExternal Host Adapter Resets: %d\n", HostAdapter->ExternalHostAdapterResets); - Length += sprintf(&Buffer[Length], "Host Adapter Internal Errors: %d\n", HostAdapter->HostAdapterInternalErrors); - if (Length >= BusLogic_MessageBufferSize) - BusLogic_Error("Message Buffer length %d exceeds size %d\n", HostAdapter, Length, BusLogic_MessageBufferSize); - if ((Length -= Offset) <= 0) - return 0; - if (Length >= BytesAvailable) - Length = BytesAvailable; - memcpy(ProcBuffer, HostAdapter->MessageBuffer + Offset, Length); - *StartPointer = ProcBuffer; - return Length; + seq_printf(m, "\nExternal Host Adapter Resets: %d\n", HostAdapter->ExternalHostAdapterResets); + seq_printf(m, "Host Adapter Internal Errors: %d\n", HostAdapter->HostAdapterInternalErrors); + return 0; } @@ -3566,7 +3558,8 @@ static int __init BusLogic_ParseDriverOptions(char *OptionsString) static struct scsi_host_template Bus_Logic_template = { .module = THIS_MODULE, .proc_name = "BusLogic", - .proc_info = BusLogic_ProcDirectoryInfo, + .write_info = BusLogic_write_info, + .show_info = BusLogic_show_info, .name = "BusLogic", .info = BusLogic_DriverInfo, .queuecommand = BusLogic_QueueCommand, diff --git a/drivers/scsi/BusLogic.h b/drivers/scsi/BusLogic.h index 649fcb31f26d..6c6c13c3be1b 100644 --- a/drivers/scsi/BusLogic.h +++ b/drivers/scsi/BusLogic.h @@ -1321,7 +1321,6 @@ static inline void BusLogic_IncrementSizeBucket(BusLogic_CommandSizeBuckets_T Co static const char *BusLogic_DriverInfo(struct Scsi_Host *); static int BusLogic_QueueCommand(struct Scsi_Host *h, struct scsi_cmnd *); static int BusLogic_BIOSDiskParameters(struct scsi_device *, struct block_device *, sector_t, int *); -static int BusLogic_ProcDirectoryInfo(struct Scsi_Host *, char *, char **, off_t, int, int); static int BusLogic_SlaveConfigure(struct scsi_device *); static void BusLogic_QueueCompletedCCB(struct BusLogic_CCB *); static irqreturn_t BusLogic_InterruptHandler(int, void *); diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c index 450353e04dde..1e9d6ad9302b 100644 --- a/drivers/scsi/NCR5380.c +++ b/drivers/scsi/NCR5380.c @@ -695,33 +695,35 @@ static void NCR5380_print_status(struct Scsi_Host *instance) * Return the number of bytes read from or written */ +static int __maybe_unused NCR5380_write_info(struct Scsi_Host *instance, + char *buffer, int length) +{ +#ifdef DTC_PUBLIC_RELEASE + dtc_wmaxi = dtc_maxi = 0; +#endif +#ifdef PAS16_PUBLIC_RELEASE + pas_wmaxi = pas_maxi = 0; +#endif + return (-ENOSYS); /* Currently this is a no-op */ +} + #undef SPRINTF -#define SPRINTF(args...) do { if(pos < buffer + length-80) pos += sprintf(pos, ## args); } while(0) +#define SPRINTF(args...) seq_printf(m, ## args) static -char *lprint_Scsi_Cmnd(Scsi_Cmnd * cmd, char *pos, char *buffer, int length); +void lprint_Scsi_Cmnd(Scsi_Cmnd * cmd, struct seq_file *m); static -char *lprint_command(unsigned char *cmd, char *pos, char *buffer, int len); +void lprint_command(unsigned char *cmd, struct seq_file *m); static -char *lprint_opcode(int opcode, char *pos, char *buffer, int length); +void lprint_opcode(int opcode, struct seq_file *m); -static int __maybe_unused NCR5380_proc_info(struct Scsi_Host *instance, - char *buffer, char **start, off_t offset, int length, int inout) +static int __maybe_unused NCR5380_show_info(struct seq_file *m, + struct Scsi_Host *instance) { - char *pos = buffer; struct NCR5380_hostdata *hostdata; Scsi_Cmnd *ptr; hostdata = (struct NCR5380_hostdata *) instance->hostdata; - if (inout) { /* Has data been written to the file ? */ -#ifdef DTC_PUBLIC_RELEASE - dtc_wmaxi = dtc_maxi = 0; -#endif -#ifdef PAS16_PUBLIC_RELEASE - pas_wmaxi = pas_maxi = 0; -#endif - return (-ENOSYS); /* Currently this is a no-op */ - } SPRINTF("NCR5380 core release=%d. ", NCR5380_PUBLIC_RELEASE); if (((struct NCR5380_hostdata *) instance->hostdata)->flags & FLAG_NCR53C400) SPRINTF("ncr53c400 release=%d. ", NCR53C400_PUBLIC_RELEASE); @@ -755,46 +757,37 @@ static int __maybe_unused NCR5380_proc_info(struct Scsi_Host *instance, if (!hostdata->connected) SPRINTF("scsi%d: no currently connected command\n", instance->host_no); else - pos = lprint_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected, pos, buffer, length); + lprint_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected, m); SPRINTF("scsi%d: issue_queue\n", instance->host_no); for (ptr = (Scsi_Cmnd *) hostdata->issue_queue; ptr; ptr = (Scsi_Cmnd *) ptr->host_scribble) - pos = lprint_Scsi_Cmnd(ptr, pos, buffer, length); + lprint_Scsi_Cmnd(ptr, m); SPRINTF("scsi%d: disconnected_queue\n", instance->host_no); for (ptr = (Scsi_Cmnd *) hostdata->disconnected_queue; ptr; ptr = (Scsi_Cmnd *) ptr->host_scribble) - pos = lprint_Scsi_Cmnd(ptr, pos, buffer, length); + lprint_Scsi_Cmnd(ptr, m); spin_unlock_irq(instance->host_lock); - - *start = buffer; - if (pos - buffer < offset) - return 0; - else if (pos - buffer - offset < length) - return pos - buffer - offset; - return length; + return 0; } -static char *lprint_Scsi_Cmnd(Scsi_Cmnd * cmd, char *pos, char *buffer, int length) +static void lprint_Scsi_Cmnd(Scsi_Cmnd * cmd, struct seq_file *m) { SPRINTF("scsi%d : destination target %d, lun %d\n", cmd->device->host->host_no, cmd->device->id, cmd->device->lun); SPRINTF(" command = "); - pos = lprint_command(cmd->cmnd, pos, buffer, length); - return (pos); + lprint_command(cmd->cmnd, m); } -static char *lprint_command(unsigned char *command, char *pos, char *buffer, int length) +static void lprint_command(unsigned char *command, struct seq_file *m) { int i, s; - pos = lprint_opcode(command[0], pos, buffer, length); + lprint_opcode(command[0], m); for (i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i) SPRINTF("%02x ", command[i]); SPRINTF("\n"); - return (pos); } -static char *lprint_opcode(int opcode, char *pos, char *buffer, int length) +static void lprint_opcode(int opcode, struct seq_file *m) { SPRINTF("%2d (0x%02x)", opcode, opcode); - return (pos); } diff --git a/drivers/scsi/NCR5380.h b/drivers/scsi/NCR5380.h index fd40a32b1f6f..14964d0a0e9d 100644 --- a/drivers/scsi/NCR5380.h +++ b/drivers/scsi/NCR5380.h @@ -314,8 +314,10 @@ static void NCR5380_print(struct Scsi_Host *instance); static int NCR5380_abort(Scsi_Cmnd * cmd); static int NCR5380_bus_reset(Scsi_Cmnd * cmd); static int NCR5380_queue_command(struct Scsi_Host *, struct scsi_cmnd *); -static int __maybe_unused NCR5380_proc_info(struct Scsi_Host *instance, - char *buffer, char **start, off_t offset, int length, int inout); +static int __maybe_unused NCR5380_show_info(struct seq_file *, + struct Scsi_Host *); +static int __maybe_unused NCR5380_write_info(struct Scsi_Host *instance, + char *buffer, int length); static void NCR5380_reselect(struct Scsi_Host *instance); static int NCR5380_select(struct Scsi_Host *instance, Scsi_Cmnd * cmd, int tag); diff --git a/drivers/scsi/a2091.c b/drivers/scsi/a2091.c index 3e09aa21c1ca..30fa38a0ad39 100644 --- a/drivers/scsi/a2091.c +++ b/drivers/scsi/a2091.c @@ -166,7 +166,8 @@ static int a2091_bus_reset(struct scsi_cmnd *cmd) static struct scsi_host_template a2091_scsi_template = { .module = THIS_MODULE, .name = "Commodore A2091/A590 SCSI", - .proc_info = wd33c93_proc_info, + .show_info = wd33c93_show_info, + .write_info = wd33c93_write_info, .proc_name = "A2901", .queuecommand = wd33c93_queuecommand, .eh_abort_handler = wd33c93_abort, diff --git a/drivers/scsi/a3000.c b/drivers/scsi/a3000.c index e29fe0e708f8..c487916a9d45 100644 --- a/drivers/scsi/a3000.c +++ b/drivers/scsi/a3000.c @@ -181,7 +181,8 @@ static int a3000_bus_reset(struct scsi_cmnd *cmd) static struct scsi_host_template amiga_a3000_scsi_template = { .module = THIS_MODULE, .name = "Amiga 3000 built-in SCSI", - .proc_info = wd33c93_proc_info, + .show_info = wd33c93_show_info, + .write_info = wd33c93_write_info, .proc_name = "A3000", .queuecommand = wd33c93_queuecommand, .eh_abort_handler = wd33c93_abort, diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index dcfaee66a8b9..c67e401954c5 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -2178,22 +2178,6 @@ do { \ #define ASC_INFO_SIZE 128 /* advansys_info() line size */ -#ifdef CONFIG_PROC_FS -/* /proc/scsi/advansys/[0...] related definitions */ -#define ASC_PRTBUF_SIZE 2048 -#define ASC_PRTLINE_SIZE 160 - -#define ASC_PRT_NEXT() \ - if (cp) { \ - totlen += len; \ - leftlen -= len; \ - if (leftlen == 0) { \ - return totlen; \ - } \ - cp += len; \ - } -#endif /* CONFIG_PROC_FS */ - /* Asc Library return codes */ #define ASC_TRUE 1 #define ASC_FALSE 0 @@ -2384,7 +2368,6 @@ struct asc_board { } eep_config; ulong last_reset; /* Saved last reset time */ /* /proc/scsi/advansys/[0...] */ - char *prtbuf; /* /proc print buffer */ #ifdef ADVANSYS_STATS struct asc_stats asc_stats; /* Board statistics */ #endif /* ADVANSYS_STATS */ @@ -2875,64 +2858,21 @@ static const char *advansys_info(struct Scsi_Host *shost) } #ifdef CONFIG_PROC_FS -/* - * asc_prt_line() - * - * If 'cp' is NULL print to the console, otherwise print to a buffer. - * - * Return 0 if printing to the console, otherwise return the number of - * bytes written to the buffer. - * - * Note: If any single line is greater than ASC_PRTLINE_SIZE bytes the stack - * will be corrupted. 's[]' is defined to be ASC_PRTLINE_SIZE bytes. - */ -static int asc_prt_line(char *buf, int buflen, char *fmt, ...) -{ - va_list args; - int ret; - char s[ASC_PRTLINE_SIZE]; - - va_start(args, fmt); - ret = vsprintf(s, fmt, args); - BUG_ON(ret >= ASC_PRTLINE_SIZE); - if (buf == NULL) { - (void)printk(s); - ret = 0; - } else { - ret = min(buflen, ret); - memcpy(buf, s, ret); - } - va_end(args); - return ret; -} /* * asc_prt_board_devices() * * Print driver information for devices attached to the board. - * - * Note: no single line should be greater than ASC_PRTLINE_SIZE, - * cf. asc_prt_line(). - * - * Return the number of characters copied into 'cp'. No more than - * 'cplen' characters will be copied to 'cp'. */ -static int asc_prt_board_devices(struct Scsi_Host *shost, char *cp, int cplen) +static void asc_prt_board_devices(struct seq_file *m, struct Scsi_Host *shost) { struct asc_board *boardp = shost_priv(shost); - int leftlen; - int totlen; - int len; int chip_scsi_id; int i; - leftlen = cplen; - totlen = len = 0; - - len = asc_prt_line(cp, leftlen, - "\nDevice Information for AdvanSys SCSI Host %d:\n", - shost->host_no); - ASC_PRT_NEXT(); + seq_printf(m, + "\nDevice Information for AdvanSys SCSI Host %d:\n", + shost->host_no); if (ASC_NARROW_BOARD(boardp)) { chip_scsi_id = boardp->dvc_cfg.asc_dvc_cfg.chip_scsi_id; @@ -2940,60 +2880,42 @@ static int asc_prt_board_devices(struct Scsi_Host *shost, char *cp, int cplen) chip_scsi_id = boardp->dvc_var.adv_dvc_var.chip_scsi_id; } - len = asc_prt_line(cp, leftlen, "Target IDs Detected:"); - ASC_PRT_NEXT(); + seq_printf(m, "Target IDs Detected:"); for (i = 0; i <= ADV_MAX_TID; i++) { - if (boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) { - len = asc_prt_line(cp, leftlen, " %X,", i); - ASC_PRT_NEXT(); - } + if (boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) + seq_printf(m, " %X,", i); } - len = asc_prt_line(cp, leftlen, " (%X=Host Adapter)\n", chip_scsi_id); - ASC_PRT_NEXT(); - - return totlen; + seq_printf(m, " (%X=Host Adapter)\n", chip_scsi_id); } /* * Display Wide Board BIOS Information. */ -static int asc_prt_adv_bios(struct Scsi_Host *shost, char *cp, int cplen) +static void asc_prt_adv_bios(struct seq_file *m, struct Scsi_Host *shost) { struct asc_board *boardp = shost_priv(shost); - int leftlen; - int totlen; - int len; ushort major, minor, letter; - leftlen = cplen; - totlen = len = 0; - - len = asc_prt_line(cp, leftlen, "\nROM BIOS Version: "); - ASC_PRT_NEXT(); + seq_printf(m, "\nROM BIOS Version: "); /* * If the BIOS saved a valid signature, then fill in * the BIOS code segment base address. */ if (boardp->bios_signature != 0x55AA) { - len = asc_prt_line(cp, leftlen, "Disabled or Pre-3.1\n"); - ASC_PRT_NEXT(); - len = asc_prt_line(cp, leftlen, - "BIOS either disabled or Pre-3.1. If it is pre-3.1, then a newer version\n"); - ASC_PRT_NEXT(); - len = asc_prt_line(cp, leftlen, - "can be found at the ConnectCom FTP site: ftp://ftp.connectcom.net/pub\n"); - ASC_PRT_NEXT(); + seq_printf(m, "Disabled or Pre-3.1\n"); + seq_printf(m, + "BIOS either disabled or Pre-3.1. If it is pre-3.1, then a newer version\n"); + seq_printf(m, + "can be found at the ConnectCom FTP site: ftp://ftp.connectcom.net/pub\n"); } else { major = (boardp->bios_version >> 12) & 0xF; minor = (boardp->bios_version >> 8) & 0xF; letter = (boardp->bios_version & 0xFF); - len = asc_prt_line(cp, leftlen, "%d.%d%c\n", + seq_printf(m, "%d.%d%c\n", major, minor, letter >= 26 ? '?' : letter + 'A'); - ASC_PRT_NEXT(); - /* * Current available ROM BIOS release is 3.1I for UW * and 3.2I for U2W. This code doesn't differentiate @@ -3001,16 +2923,12 @@ static int asc_prt_adv_bios(struct Scsi_Host *shost, char *cp, int cplen) */ if (major < 3 || (major <= 3 && minor < 1) || (major <= 3 && minor <= 1 && letter < ('I' - 'A'))) { - len = asc_prt_line(cp, leftlen, - "Newer version of ROM BIOS is available at the ConnectCom FTP site:\n"); - ASC_PRT_NEXT(); - len = asc_prt_line(cp, leftlen, - "ftp://ftp.connectcom.net/pub\n"); - ASC_PRT_NEXT(); + seq_printf(m, + "Newer version of ROM BIOS is available at the ConnectCom FTP site:\n"); + seq_printf(m, + "ftp://ftp.connectcom.net/pub\n"); } } - - return totlen; } /* @@ -3115,20 +3033,11 @@ static int asc_get_eeprom_string(ushort *serialnum, uchar *cp) * asc_prt_asc_board_eeprom() * * Print board EEPROM configuration. - * - * Note: no single line should be greater than ASC_PRTLINE_SIZE, - * cf. asc_prt_line(). - * - * Return the number of characters copied into 'cp'. No more than - * 'cplen' characters will be copied to 'cp'. */ -static int asc_prt_asc_board_eeprom(struct Scsi_Host *shost, char *cp, int cplen) +static void asc_prt_asc_board_eeprom(struct seq_file *m, struct Scsi_Host *shost) { struct asc_board *boardp = shost_priv(shost); ASC_DVC_VAR *asc_dvc_varp; - int leftlen; - int totlen; - int len; ASCEEP_CONFIG *ep; int i; #ifdef CONFIG_ISA @@ -3139,129 +3048,75 @@ static int asc_prt_asc_board_eeprom(struct Scsi_Host *shost, char *cp, int cplen asc_dvc_varp = &boardp->dvc_var.asc_dvc_var; ep = &boardp->eep_config.asc_eep; - leftlen = cplen; - totlen = len = 0; - - len = asc_prt_line(cp, leftlen, - "\nEEPROM Settings for AdvanSys SCSI Host %d:\n", - shost->host_no); - ASC_PRT_NEXT(); + seq_printf(m, + "\nEEPROM Settings for AdvanSys SCSI Host %d:\n", + shost->host_no); if (asc_get_eeprom_string((ushort *)&ep->adapter_info[0], serialstr) - == ASC_TRUE) { - len = - asc_prt_line(cp, leftlen, " Serial Number: %s\n", - serialstr); - ASC_PRT_NEXT(); - } else { - if (ep->adapter_info[5] == 0xBB) { - len = asc_prt_line(cp, leftlen, - " Default Settings Used for EEPROM-less Adapter.\n"); - ASC_PRT_NEXT(); - } else { - len = asc_prt_line(cp, leftlen, - " Serial Number Signature Not Present.\n"); - ASC_PRT_NEXT(); - } - } - - len = asc_prt_line(cp, leftlen, - " Host SCSI ID: %u, Host Queue Size: %u, Device Queue Size: %u\n", - ASC_EEP_GET_CHIP_ID(ep), ep->max_total_qng, - ep->max_tag_qng); - ASC_PRT_NEXT(); - - len = asc_prt_line(cp, leftlen, - " cntl 0x%x, no_scam 0x%x\n", ep->cntl, ep->no_scam); - ASC_PRT_NEXT(); - - len = asc_prt_line(cp, leftlen, " Target ID: "); - ASC_PRT_NEXT(); - for (i = 0; i <= ASC_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %d", i); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); - - len = asc_prt_line(cp, leftlen, " Disconnects: "); - ASC_PRT_NEXT(); - for (i = 0; i <= ASC_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %c", - (ep-> - disc_enable & ADV_TID_TO_TIDMASK(i)) ? 'Y' : - 'N'); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); - - len = asc_prt_line(cp, leftlen, " Command Queuing: "); - ASC_PRT_NEXT(); - for (i = 0; i <= ASC_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %c", - (ep-> - use_cmd_qng & ADV_TID_TO_TIDMASK(i)) ? 'Y' : - 'N'); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); - - len = asc_prt_line(cp, leftlen, " Start Motor: "); - ASC_PRT_NEXT(); - for (i = 0; i <= ASC_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %c", - (ep-> - start_motor & ADV_TID_TO_TIDMASK(i)) ? 'Y' : - 'N'); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); - - len = asc_prt_line(cp, leftlen, " Synchronous Transfer:"); - ASC_PRT_NEXT(); - for (i = 0; i <= ASC_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %c", - (ep-> - init_sdtr & ADV_TID_TO_TIDMASK(i)) ? 'Y' : - 'N'); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + == ASC_TRUE) + seq_printf(m, " Serial Number: %s\n", serialstr); + else if (ep->adapter_info[5] == 0xBB) + seq_printf(m, + " Default Settings Used for EEPROM-less Adapter.\n"); + else + seq_printf(m, + " Serial Number Signature Not Present.\n"); + + seq_printf(m, + " Host SCSI ID: %u, Host Queue Size: %u, Device Queue Size: %u\n", + ASC_EEP_GET_CHIP_ID(ep), ep->max_total_qng, + ep->max_tag_qng); + + seq_printf(m, + " cntl 0x%x, no_scam 0x%x\n", ep->cntl, ep->no_scam); + + seq_printf(m, " Target ID: "); + for (i = 0; i <= ASC_MAX_TID; i++) + seq_printf(m, " %d", i); + seq_printf(m, "\n"); + + seq_printf(m, " Disconnects: "); + for (i = 0; i <= ASC_MAX_TID; i++) + seq_printf(m, " %c", + (ep->disc_enable & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); + seq_printf(m, "\n"); + + seq_printf(m, " Command Queuing: "); + for (i = 0; i <= ASC_MAX_TID; i++) + seq_printf(m, " %c", + (ep->use_cmd_qng & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); + seq_printf(m, "\n"); + + seq_printf(m, " Start Motor: "); + for (i = 0; i <= ASC_MAX_TID; i++) + seq_printf(m, " %c", + (ep->start_motor & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); + seq_printf(m, "\n"); + + seq_printf(m, " Synchronous Transfer:"); + for (i = 0; i <= ASC_MAX_TID; i++) + seq_printf(m, " %c", + (ep->init_sdtr & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); + seq_printf(m, "\n"); #ifdef CONFIG_ISA if (asc_dvc_varp->bus_type & ASC_IS_ISA) { - len = asc_prt_line(cp, leftlen, - " Host ISA DMA speed: %d MB/S\n", - isa_dma_speed[ASC_EEP_GET_DMA_SPD(ep)]); - ASC_PRT_NEXT(); + seq_printf(m, + " Host ISA DMA speed: %d MB/S\n", + isa_dma_speed[ASC_EEP_GET_DMA_SPD(ep)]); } #endif /* CONFIG_ISA */ - - return totlen; } /* * asc_prt_adv_board_eeprom() * * Print board EEPROM configuration. - * - * Note: no single line should be greater than ASC_PRTLINE_SIZE, - * cf. asc_prt_line(). - * - * Return the number of characters copied into 'cp'. No more than - * 'cplen' characters will be copied to 'cp'. */ -static int asc_prt_adv_board_eeprom(struct Scsi_Host *shost, char *cp, int cplen) +static void asc_prt_adv_board_eeprom(struct seq_file *m, struct Scsi_Host *shost) { struct asc_board *boardp = shost_priv(shost); ADV_DVC_VAR *adv_dvc_varp; - int leftlen; - int totlen; - int len; int i; char *termstr; uchar serialstr[13]; @@ -3281,13 +3136,9 @@ static int asc_prt_adv_board_eeprom(struct Scsi_Host *shost, char *cp, int cplen ep_38C1600 = &boardp->eep_config.adv_38C1600_eep; } - leftlen = cplen; - totlen = len = 0; - - len = asc_prt_line(cp, leftlen, - "\nEEPROM Settings for AdvanSys SCSI Host %d:\n", - shost->host_no); - ASC_PRT_NEXT(); + seq_printf(m, + "\nEEPROM Settings for AdvanSys SCSI Host %d:\n", + shost->host_no); if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) { wordp = &ep_3550->serial_number_word1; @@ -3297,38 +3148,28 @@ static int asc_prt_adv_board_eeprom(struct Scsi_Host *shost, char *cp, int cplen wordp = &ep_38C1600->serial_number_word1; } - if (asc_get_eeprom_string(wordp, serialstr) == ASC_TRUE) { - len = - asc_prt_line(cp, leftlen, " Serial Number: %s\n", - serialstr); - ASC_PRT_NEXT(); - } else { - len = asc_prt_line(cp, leftlen, - " Serial Number Signature Not Present.\n"); - ASC_PRT_NEXT(); - } + if (asc_get_eeprom_string(wordp, serialstr) == ASC_TRUE) + seq_printf(m, " Serial Number: %s\n", serialstr); + else + seq_printf(m, " Serial Number Signature Not Present.\n"); - if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) { - len = asc_prt_line(cp, leftlen, - " Host SCSI ID: %u, Host Queue Size: %u, Device Queue Size: %u\n", - ep_3550->adapter_scsi_id, - ep_3550->max_host_qng, ep_3550->max_dvc_qng); - ASC_PRT_NEXT(); - } else if (adv_dvc_varp->chip_type == ADV_CHIP_ASC38C0800) { - len = asc_prt_line(cp, leftlen, - " Host SCSI ID: %u, Host Queue Size: %u, Device Queue Size: %u\n", - ep_38C0800->adapter_scsi_id, - ep_38C0800->max_host_qng, - ep_38C0800->max_dvc_qng); - ASC_PRT_NEXT(); - } else { - len = asc_prt_line(cp, leftlen, - " Host SCSI ID: %u, Host Queue Size: %u, Device Queue Size: %u\n", - ep_38C1600->adapter_scsi_id, - ep_38C1600->max_host_qng, - ep_38C1600->max_dvc_qng); - ASC_PRT_NEXT(); - } + if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) + seq_printf(m, + " Host SCSI ID: %u, Host Queue Size: %u, Device Queue Size: %u\n", + ep_3550->adapter_scsi_id, + ep_3550->max_host_qng, ep_3550->max_dvc_qng); + else if (adv_dvc_varp->chip_type == ADV_CHIP_ASC38C0800) + seq_printf(m, + " Host SCSI ID: %u, Host Queue Size: %u, Device Queue Size: %u\n", + ep_38C0800->adapter_scsi_id, + ep_38C0800->max_host_qng, + ep_38C0800->max_dvc_qng); + else + seq_printf(m, + " Host SCSI ID: %u, Host Queue Size: %u, Device Queue Size: %u\n", + ep_38C1600->adapter_scsi_id, + ep_38C1600->max_host_qng, + ep_38C1600->max_dvc_qng); if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) { word = ep_3550->termination; } else if (adv_dvc_varp->chip_type == ADV_CHIP_ASC38C0800) { @@ -3352,34 +3193,26 @@ static int asc_prt_adv_board_eeprom(struct Scsi_Host *shost, char *cp, int cplen break; } - if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) { - len = asc_prt_line(cp, leftlen, - " termination: %u (%s), bios_ctrl: 0x%x\n", - ep_3550->termination, termstr, - ep_3550->bios_ctrl); - ASC_PRT_NEXT(); - } else if (adv_dvc_varp->chip_type == ADV_CHIP_ASC38C0800) { - len = asc_prt_line(cp, leftlen, - " termination: %u (%s), bios_ctrl: 0x%x\n", - ep_38C0800->termination_lvd, termstr, - ep_38C0800->bios_ctrl); - ASC_PRT_NEXT(); - } else { - len = asc_prt_line(cp, leftlen, - " termination: %u (%s), bios_ctrl: 0x%x\n", - ep_38C1600->termination_lvd, termstr, - ep_38C1600->bios_ctrl); - ASC_PRT_NEXT(); - } + if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) + seq_printf(m, + " termination: %u (%s), bios_ctrl: 0x%x\n", + ep_3550->termination, termstr, + ep_3550->bios_ctrl); + else if (adv_dvc_varp->chip_type == ADV_CHIP_ASC38C0800) + seq_printf(m, + " termination: %u (%s), bios_ctrl: 0x%x\n", + ep_38C0800->termination_lvd, termstr, + ep_38C0800->bios_ctrl); + else + seq_printf(m, + " termination: %u (%s), bios_ctrl: 0x%x\n", + ep_38C1600->termination_lvd, termstr, + ep_38C1600->bios_ctrl); - len = asc_prt_line(cp, leftlen, " Target ID: "); - ASC_PRT_NEXT(); - for (i = 0; i <= ADV_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %X", i); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, " Target ID: "); + for (i = 0; i <= ADV_MAX_TID; i++) + seq_printf(m, " %X", i); + seq_printf(m, "\n"); if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) { word = ep_3550->disc_enable; @@ -3388,15 +3221,11 @@ static int asc_prt_adv_board_eeprom(struct Scsi_Host *shost, char *cp, int cplen } else { word = ep_38C1600->disc_enable; } - len = asc_prt_line(cp, leftlen, " Disconnects: "); - ASC_PRT_NEXT(); - for (i = 0; i <= ADV_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %c", - (word & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, " Disconnects: "); + for (i = 0; i <= ADV_MAX_TID; i++) + seq_printf(m, " %c", + (word & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); + seq_printf(m, "\n"); if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) { word = ep_3550->tagqng_able; @@ -3405,15 +3234,11 @@ static int asc_prt_adv_board_eeprom(struct Scsi_Host *shost, char *cp, int cplen } else { word = ep_38C1600->tagqng_able; } - len = asc_prt_line(cp, leftlen, " Command Queuing: "); - ASC_PRT_NEXT(); - for (i = 0; i <= ADV_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %c", - (word & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, " Command Queuing: "); + for (i = 0; i <= ADV_MAX_TID; i++) + seq_printf(m, " %c", + (word & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); + seq_printf(m, "\n"); if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) { word = ep_3550->start_motor; @@ -3422,42 +3247,28 @@ static int asc_prt_adv_board_eeprom(struct Scsi_Host *shost, char *cp, int cplen } else { word = ep_38C1600->start_motor; } - len = asc_prt_line(cp, leftlen, " Start Motor: "); - ASC_PRT_NEXT(); - for (i = 0; i <= ADV_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %c", - (word & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, " Start Motor: "); + for (i = 0; i <= ADV_MAX_TID; i++) + seq_printf(m, " %c", + (word & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); + seq_printf(m, "\n"); if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) { - len = asc_prt_line(cp, leftlen, " Synchronous Transfer:"); - ASC_PRT_NEXT(); - for (i = 0; i <= ADV_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %c", - (ep_3550-> - sdtr_able & ADV_TID_TO_TIDMASK(i)) ? - 'Y' : 'N'); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, " Synchronous Transfer:"); + for (i = 0; i <= ADV_MAX_TID; i++) + seq_printf(m, " %c", + (ep_3550->sdtr_able & ADV_TID_TO_TIDMASK(i)) ? + 'Y' : 'N'); + seq_printf(m, "\n"); } if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) { - len = asc_prt_line(cp, leftlen, " Ultra Transfer: "); - ASC_PRT_NEXT(); - for (i = 0; i <= ADV_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %c", - (ep_3550-> - ultra_able & ADV_TID_TO_TIDMASK(i)) - ? 'Y' : 'N'); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, " Ultra Transfer: "); + for (i = 0; i <= ADV_MAX_TID; i++) + seq_printf(m, " %c", + (ep_3550->ultra_able & ADV_TID_TO_TIDMASK(i)) + ? 'Y' : 'N'); + seq_printf(m, "\n"); } if (adv_dvc_varp->chip_type == ADV_CHIP_ASC3550) { @@ -3467,21 +3278,16 @@ static int asc_prt_adv_board_eeprom(struct Scsi_Host *shost, char *cp, int cplen } else { word = ep_38C1600->wdtr_able; } - len = asc_prt_line(cp, leftlen, " Wide Transfer: "); - ASC_PRT_NEXT(); - for (i = 0; i <= ADV_MAX_TID; i++) { - len = asc_prt_line(cp, leftlen, " %c", - (word & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); - ASC_PRT_NEXT(); - } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, " Wide Transfer: "); + for (i = 0; i <= ADV_MAX_TID; i++) + seq_printf(m, " %c", + (word & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); + seq_printf(m, "\n"); if (adv_dvc_varp->chip_type == ADV_CHIP_ASC38C0800 || adv_dvc_varp->chip_type == ADV_CHIP_ASC38C1600) { - len = asc_prt_line(cp, leftlen, - " Synchronous Transfer Speed (Mhz):\n "); - ASC_PRT_NEXT(); + seq_printf(m, + " Synchronous Transfer Speed (Mhz):\n "); for (i = 0; i <= ADV_MAX_TID; i++) { char *speed_str; @@ -3517,99 +3323,64 @@ static int asc_prt_adv_board_eeprom(struct Scsi_Host *shost, char *cp, int cplen speed_str = "Unk"; break; } - len = asc_prt_line(cp, leftlen, "%X:%s ", i, speed_str); - ASC_PRT_NEXT(); - if (i == 7) { - len = asc_prt_line(cp, leftlen, "\n "); - ASC_PRT_NEXT(); - } + seq_printf(m, "%X:%s ", i, speed_str); + if (i == 7) + seq_printf(m, "\n "); sdtr_speed >>= 4; } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); } - - return totlen; } /* * asc_prt_driver_conf() - * - * Note: no single line should be greater than ASC_PRTLINE_SIZE, - * cf. asc_prt_line(). - * - * Return the number of characters copied into 'cp'. No more than - * 'cplen' characters will be copied to 'cp'. */ -static int asc_prt_driver_conf(struct Scsi_Host *shost, char *cp, int cplen) +static void asc_prt_driver_conf(struct seq_file *m, struct Scsi_Host *shost) { struct asc_board *boardp = shost_priv(shost); - int leftlen; - int totlen; - int len; int chip_scsi_id; - leftlen = cplen; - totlen = len = 0; + seq_printf(m, + "\nLinux Driver Configuration and Information for AdvanSys SCSI Host %d:\n", + shost->host_no); - len = asc_prt_line(cp, leftlen, - "\nLinux Driver Configuration and Information for AdvanSys SCSI Host %d:\n", - shost->host_no); - ASC_PRT_NEXT(); + seq_printf(m, + " host_busy %u, last_reset %lu, max_id %u, max_lun %u, max_channel %u\n", + shost->host_busy, shost->last_reset, shost->max_id, + shost->max_lun, shost->max_channel); - len = asc_prt_line(cp, leftlen, - " host_busy %u, last_reset %u, max_id %u, max_lun %u, max_channel %u\n", - shost->host_busy, shost->last_reset, shost->max_id, - shost->max_lun, shost->max_channel); - ASC_PRT_NEXT(); + seq_printf(m, + " unique_id %d, can_queue %d, this_id %d, sg_tablesize %u, cmd_per_lun %u\n", + shost->unique_id, shost->can_queue, shost->this_id, + shost->sg_tablesize, shost->cmd_per_lun); - len = asc_prt_line(cp, leftlen, - " unique_id %d, can_queue %d, this_id %d, sg_tablesize %u, cmd_per_lun %u\n", - shost->unique_id, shost->can_queue, shost->this_id, - shost->sg_tablesize, shost->cmd_per_lun); - ASC_PRT_NEXT(); + seq_printf(m, + " unchecked_isa_dma %d, use_clustering %d\n", + shost->unchecked_isa_dma, shost->use_clustering); - len = asc_prt_line(cp, leftlen, - " unchecked_isa_dma %d, use_clustering %d\n", - shost->unchecked_isa_dma, shost->use_clustering); - ASC_PRT_NEXT(); + seq_printf(m, + " flags 0x%x, last_reset 0x%lx, jiffies 0x%lx, asc_n_io_port 0x%x\n", + boardp->flags, boardp->last_reset, jiffies, + boardp->asc_n_io_port); - len = asc_prt_line(cp, leftlen, - " flags 0x%x, last_reset 0x%x, jiffies 0x%x, asc_n_io_port 0x%x\n", - boardp->flags, boardp->last_reset, jiffies, - boardp->asc_n_io_port); - ASC_PRT_NEXT(); - - len = asc_prt_line(cp, leftlen, " io_port 0x%x\n", shost->io_port); - ASC_PRT_NEXT(); + seq_printf(m, " io_port 0x%lx\n", shost->io_port); if (ASC_NARROW_BOARD(boardp)) { chip_scsi_id = boardp->dvc_cfg.asc_dvc_cfg.chip_scsi_id; } else { chip_scsi_id = boardp->dvc_var.adv_dvc_var.chip_scsi_id; } - - return totlen; } /* * asc_prt_asc_board_info() * * Print dynamic board configuration information. - * - * Note: no single line should be greater than ASC_PRTLINE_SIZE, - * cf. asc_prt_line(). - * - * Return the number of characters copied into 'cp'. No more than - * 'cplen' characters will be copied to 'cp'. */ -static int asc_prt_asc_board_info(struct Scsi_Host *shost, char *cp, int cplen) +static void asc_prt_asc_board_info(struct seq_file *m, struct Scsi_Host *shost) { struct asc_board *boardp = shost_priv(shost); int chip_scsi_id; - int leftlen; - int totlen; - int len; ASC_DVC_VAR *v; ASC_DVC_CFG *c; int i; @@ -3619,105 +3390,79 @@ static int asc_prt_asc_board_info(struct Scsi_Host *shost, char *cp, int cplen) c = &boardp->dvc_cfg.asc_dvc_cfg; chip_scsi_id = c->chip_scsi_id; - leftlen = cplen; - totlen = len = 0; + seq_printf(m, + "\nAsc Library Configuration and Statistics for AdvanSys SCSI Host %d:\n", + shost->host_no); - len = asc_prt_line(cp, leftlen, - "\nAsc Library Configuration and Statistics for AdvanSys SCSI Host %d:\n", - shost->host_no); - ASC_PRT_NEXT(); - - len = asc_prt_line(cp, leftlen, " chip_version %u, mcode_date 0x%x, " - "mcode_version 0x%x, err_code %u\n", - c->chip_version, c->mcode_date, c->mcode_version, - v->err_code); - ASC_PRT_NEXT(); + seq_printf(m, " chip_version %u, mcode_date 0x%x, " + "mcode_version 0x%x, err_code %u\n", + c->chip_version, c->mcode_date, c->mcode_version, + v->err_code); /* Current number of commands waiting for the host. */ - len = asc_prt_line(cp, leftlen, - " Total Command Pending: %d\n", v->cur_total_qng); - ASC_PRT_NEXT(); + seq_printf(m, + " Total Command Pending: %d\n", v->cur_total_qng); - len = asc_prt_line(cp, leftlen, " Command Queuing:"); - ASC_PRT_NEXT(); + seq_printf(m, " Command Queuing:"); for (i = 0; i <= ASC_MAX_TID; i++) { if ((chip_scsi_id == i) || ((boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) == 0)) { continue; } - len = asc_prt_line(cp, leftlen, " %X:%c", - i, - (v-> - use_tagged_qng & ADV_TID_TO_TIDMASK(i)) ? - 'Y' : 'N'); - ASC_PRT_NEXT(); + seq_printf(m, " %X:%c", + i, + (v->use_tagged_qng & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); /* Current number of commands waiting for a device. */ - len = asc_prt_line(cp, leftlen, " Command Queue Pending:"); - ASC_PRT_NEXT(); + seq_printf(m, " Command Queue Pending:"); for (i = 0; i <= ASC_MAX_TID; i++) { if ((chip_scsi_id == i) || ((boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) == 0)) { continue; } - len = asc_prt_line(cp, leftlen, " %X:%u", i, v->cur_dvc_qng[i]); - ASC_PRT_NEXT(); + seq_printf(m, " %X:%u", i, v->cur_dvc_qng[i]); } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); /* Current limit on number of commands that can be sent to a device. */ - len = asc_prt_line(cp, leftlen, " Command Queue Limit:"); - ASC_PRT_NEXT(); + seq_printf(m, " Command Queue Limit:"); for (i = 0; i <= ASC_MAX_TID; i++) { if ((chip_scsi_id == i) || ((boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) == 0)) { continue; } - len = asc_prt_line(cp, leftlen, " %X:%u", i, v->max_dvc_qng[i]); - ASC_PRT_NEXT(); + seq_printf(m, " %X:%u", i, v->max_dvc_qng[i]); } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); /* Indicate whether the device has returned queue full status. */ - len = asc_prt_line(cp, leftlen, " Command Queue Full:"); - ASC_PRT_NEXT(); + seq_printf(m, " Command Queue Full:"); for (i = 0; i <= ASC_MAX_TID; i++) { if ((chip_scsi_id == i) || ((boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) == 0)) { continue; } - if (boardp->queue_full & ADV_TID_TO_TIDMASK(i)) { - len = asc_prt_line(cp, leftlen, " %X:Y-%d", - i, boardp->queue_full_cnt[i]); - } else { - len = asc_prt_line(cp, leftlen, " %X:N", i); - } - ASC_PRT_NEXT(); + if (boardp->queue_full & ADV_TID_TO_TIDMASK(i)) + seq_printf(m, " %X:Y-%d", + i, boardp->queue_full_cnt[i]); + else + seq_printf(m, " %X:N", i); } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); - len = asc_prt_line(cp, leftlen, " Synchronous Transfer:"); - ASC_PRT_NEXT(); + seq_printf(m, " Synchronous Transfer:"); for (i = 0; i <= ASC_MAX_TID; i++) { if ((chip_scsi_id == i) || ((boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) == 0)) { continue; } - len = asc_prt_line(cp, leftlen, " %X:%c", - i, - (v-> - sdtr_done & ADV_TID_TO_TIDMASK(i)) ? 'Y' : - 'N'); - ASC_PRT_NEXT(); + seq_printf(m, " %X:%c", + i, + (v->sdtr_done & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); for (i = 0; i <= ASC_MAX_TID; i++) { uchar syn_period_ix; @@ -3728,69 +3473,48 @@ static int asc_prt_asc_board_info(struct Scsi_Host *shost, char *cp, int cplen) continue; } - len = asc_prt_line(cp, leftlen, " %X:", i); - ASC_PRT_NEXT(); + seq_printf(m, " %X:", i); if ((boardp->sdtr_data[i] & ASC_SYN_MAX_OFFSET) == 0) { - len = asc_prt_line(cp, leftlen, " Asynchronous"); - ASC_PRT_NEXT(); + seq_printf(m, " Asynchronous"); } else { syn_period_ix = (boardp->sdtr_data[i] >> 4) & (v->max_sdtr_index - 1); - len = asc_prt_line(cp, leftlen, - " Transfer Period Factor: %d (%d.%d Mhz),", - v->sdtr_period_tbl[syn_period_ix], - 250 / - v->sdtr_period_tbl[syn_period_ix], - ASC_TENTHS(250, - v-> - sdtr_period_tbl - [syn_period_ix])); - ASC_PRT_NEXT(); + seq_printf(m, + " Transfer Period Factor: %d (%d.%d Mhz),", + v->sdtr_period_tbl[syn_period_ix], + 250 / v->sdtr_period_tbl[syn_period_ix], + ASC_TENTHS(250, + v->sdtr_period_tbl[syn_period_ix])); - len = asc_prt_line(cp, leftlen, " REQ/ACK Offset: %d", - boardp-> - sdtr_data[i] & ASC_SYN_MAX_OFFSET); - ASC_PRT_NEXT(); + seq_printf(m, " REQ/ACK Offset: %d", + boardp->sdtr_data[i] & ASC_SYN_MAX_OFFSET); } if ((v->sdtr_done & ADV_TID_TO_TIDMASK(i)) == 0) { - len = asc_prt_line(cp, leftlen, "*\n"); + seq_printf(m, "*\n"); renegotiate = 1; } else { - len = asc_prt_line(cp, leftlen, "\n"); + seq_printf(m, "\n"); } - ASC_PRT_NEXT(); } if (renegotiate) { - len = asc_prt_line(cp, leftlen, - " * = Re-negotiation pending before next command.\n"); - ASC_PRT_NEXT(); + seq_printf(m, + " * = Re-negotiation pending before next command.\n"); } - - return totlen; } /* * asc_prt_adv_board_info() * * Print dynamic board configuration information. - * - * Note: no single line should be greater than ASC_PRTLINE_SIZE, - * cf. asc_prt_line(). - * - * Return the number of characters copied into 'cp'. No more than - * 'cplen' characters will be copied to 'cp'. */ -static int asc_prt_adv_board_info(struct Scsi_Host *shost, char *cp, int cplen) +static void asc_prt_adv_board_info(struct seq_file *m, struct Scsi_Host *shost) { struct asc_board *boardp = shost_priv(shost); - int leftlen; - int totlen; - int len; int i; ADV_DVC_VAR *v; ADV_DVC_CFG *c; @@ -3809,47 +3533,35 @@ static int asc_prt_adv_board_info(struct Scsi_Host *shost, char *cp, int cplen) iop_base = v->iop_base; chip_scsi_id = v->chip_scsi_id; - leftlen = cplen; - totlen = len = 0; - - len = asc_prt_line(cp, leftlen, - "\nAdv Library Configuration and Statistics for AdvanSys SCSI Host %d:\n", - shost->host_no); - ASC_PRT_NEXT(); + seq_printf(m, + "\nAdv Library Configuration and Statistics for AdvanSys SCSI Host %d:\n", + shost->host_no); - len = asc_prt_line(cp, leftlen, - " iop_base 0x%lx, cable_detect: %X, err_code %u\n", - v->iop_base, - AdvReadWordRegister(iop_base, - IOPW_SCSI_CFG1) & CABLE_DETECT, - v->err_code); - ASC_PRT_NEXT(); + seq_printf(m, + " iop_base 0x%lx, cable_detect: %X, err_code %u\n", + (unsigned long)v->iop_base, + AdvReadWordRegister(iop_base,IOPW_SCSI_CFG1) & CABLE_DETECT, + v->err_code); - len = asc_prt_line(cp, leftlen, " chip_version %u, mcode_date 0x%x, " - "mcode_version 0x%x\n", c->chip_version, - c->mcode_date, c->mcode_version); - ASC_PRT_NEXT(); + seq_printf(m, " chip_version %u, mcode_date 0x%x, " + "mcode_version 0x%x\n", c->chip_version, + c->mcode_date, c->mcode_version); AdvReadWordLram(iop_base, ASC_MC_TAGQNG_ABLE, tagqng_able); - len = asc_prt_line(cp, leftlen, " Queuing Enabled:"); - ASC_PRT_NEXT(); + seq_printf(m, " Queuing Enabled:"); for (i = 0; i <= ADV_MAX_TID; i++) { if ((chip_scsi_id == i) || ((boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) == 0)) { continue; } - len = asc_prt_line(cp, leftlen, " %X:%c", - i, - (tagqng_able & ADV_TID_TO_TIDMASK(i)) ? 'Y' : - 'N'); - ASC_PRT_NEXT(); + seq_printf(m, " %X:%c", + i, + (tagqng_able & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); - len = asc_prt_line(cp, leftlen, " Queue Limit:"); - ASC_PRT_NEXT(); + seq_printf(m, " Queue Limit:"); for (i = 0; i <= ADV_MAX_TID; i++) { if ((chip_scsi_id == i) || ((boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) == 0)) { @@ -3859,14 +3571,11 @@ static int asc_prt_adv_board_info(struct Scsi_Host *shost, char *cp, int cplen) AdvReadByteLram(iop_base, ASC_MC_NUMBER_OF_MAX_CMD + i, lrambyte); - len = asc_prt_line(cp, leftlen, " %X:%d", i, lrambyte); - ASC_PRT_NEXT(); + seq_printf(m, " %X:%d", i, lrambyte); } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); - len = asc_prt_line(cp, leftlen, " Command Pending:"); - ASC_PRT_NEXT(); + seq_printf(m, " Command Pending:"); for (i = 0; i <= ADV_MAX_TID; i++) { if ((chip_scsi_id == i) || ((boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) == 0)) { @@ -3876,33 +3585,26 @@ static int asc_prt_adv_board_info(struct Scsi_Host *shost, char *cp, int cplen) AdvReadByteLram(iop_base, ASC_MC_NUMBER_OF_QUEUED_CMD + i, lrambyte); - len = asc_prt_line(cp, leftlen, " %X:%d", i, lrambyte); - ASC_PRT_NEXT(); + seq_printf(m, " %X:%d", i, lrambyte); } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); AdvReadWordLram(iop_base, ASC_MC_WDTR_ABLE, wdtr_able); - len = asc_prt_line(cp, leftlen, " Wide Enabled:"); - ASC_PRT_NEXT(); + seq_printf(m, " Wide Enabled:"); for (i = 0; i <= ADV_MAX_TID; i++) { if ((chip_scsi_id == i) || ((boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) == 0)) { continue; } - len = asc_prt_line(cp, leftlen, " %X:%c", - i, - (wdtr_able & ADV_TID_TO_TIDMASK(i)) ? 'Y' : - 'N'); - ASC_PRT_NEXT(); + seq_printf(m, " %X:%c", + i, + (wdtr_able & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); AdvReadWordLram(iop_base, ASC_MC_WDTR_DONE, wdtr_done); - len = asc_prt_line(cp, leftlen, " Transfer Bit Width:"); - ASC_PRT_NEXT(); + seq_printf(m, " Transfer Bit Width:"); for (i = 0; i <= ADV_MAX_TID; i++) { if ((chip_scsi_id == i) || ((boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) == 0)) { @@ -3913,37 +3615,30 @@ static int asc_prt_adv_board_info(struct Scsi_Host *shost, char *cp, int cplen) ASC_MC_DEVICE_HSHK_CFG_TABLE + (2 * i), lramword); - len = asc_prt_line(cp, leftlen, " %X:%d", - i, (lramword & 0x8000) ? 16 : 8); - ASC_PRT_NEXT(); + seq_printf(m, " %X:%d", + i, (lramword & 0x8000) ? 16 : 8); if ((wdtr_able & ADV_TID_TO_TIDMASK(i)) && (wdtr_done & ADV_TID_TO_TIDMASK(i)) == 0) { - len = asc_prt_line(cp, leftlen, "*"); - ASC_PRT_NEXT(); + seq_printf(m, "*"); renegotiate = 1; } } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); AdvReadWordLram(iop_base, ASC_MC_SDTR_ABLE, sdtr_able); - len = asc_prt_line(cp, leftlen, " Synchronous Enabled:"); - ASC_PRT_NEXT(); + seq_printf(m, " Synchronous Enabled:"); for (i = 0; i <= ADV_MAX_TID; i++) { if ((chip_scsi_id == i) || ((boardp->init_tidmask & ADV_TID_TO_TIDMASK(i)) == 0)) { continue; } - len = asc_prt_line(cp, leftlen, " %X:%c", - i, - (sdtr_able & ADV_TID_TO_TIDMASK(i)) ? 'Y' : - 'N'); - ASC_PRT_NEXT(); + seq_printf(m, " %X:%c", + i, + (sdtr_able & ADV_TID_TO_TIDMASK(i)) ? 'Y' : 'N'); } - len = asc_prt_line(cp, leftlen, "\n"); - ASC_PRT_NEXT(); + seq_printf(m, "\n"); AdvReadWordLram(iop_base, ASC_MC_SDTR_DONE, sdtr_done); for (i = 0; i <= ADV_MAX_TID; i++) { @@ -3959,358 +3654,170 @@ static int asc_prt_adv_board_info(struct Scsi_Host *shost, char *cp, int cplen) continue; } - len = asc_prt_line(cp, leftlen, " %X:", i); - ASC_PRT_NEXT(); + seq_printf(m, " %X:", i); if ((lramword & 0x1F) == 0) { /* Check for REQ/ACK Offset 0. */ - len = asc_prt_line(cp, leftlen, " Asynchronous"); - ASC_PRT_NEXT(); + seq_printf(m, " Asynchronous"); } else { - len = - asc_prt_line(cp, leftlen, - " Transfer Period Factor: "); - ASC_PRT_NEXT(); + seq_printf(m, " Transfer Period Factor: "); if ((lramword & 0x1F00) == 0x1100) { /* 80 Mhz */ - len = - asc_prt_line(cp, leftlen, "9 (80.0 Mhz),"); - ASC_PRT_NEXT(); + seq_printf(m, "9 (80.0 Mhz),"); } else if ((lramword & 0x1F00) == 0x1000) { /* 40 Mhz */ - len = - asc_prt_line(cp, leftlen, "10 (40.0 Mhz),"); - ASC_PRT_NEXT(); + seq_printf(m, "10 (40.0 Mhz),"); } else { /* 20 Mhz or below. */ period = (((lramword >> 8) * 25) + 50) / 4; if (period == 0) { /* Should never happen. */ - len = - asc_prt_line(cp, leftlen, - "%d (? Mhz), "); - ASC_PRT_NEXT(); + seq_printf(m, "%d (? Mhz), ", period); } else { - len = asc_prt_line(cp, leftlen, - "%d (%d.%d Mhz),", - period, 250 / period, - ASC_TENTHS(250, - period)); - ASC_PRT_NEXT(); + seq_printf(m, + "%d (%d.%d Mhz),", + period, 250 / period, + ASC_TENTHS(250, period)); } } - len = asc_prt_line(cp, leftlen, " REQ/ACK Offset: %d", - lramword & 0x1F); - ASC_PRT_NEXT(); + seq_printf(m, " REQ/ACK Offset: %d", + lramword & 0x1F); } if ((sdtr_done & ADV_TID_TO_TIDMASK(i)) == 0) { - len = asc_prt_line(cp, leftlen, "*\n"); + seq_printf(m, "*\n"); renegotiate = 1; } else { - len = asc_prt_line(cp, leftlen, "\n"); + seq_printf(m, "\n"); } - ASC_PRT_NEXT(); } if (renegotiate) { - len = asc_prt_line(cp, leftlen, - " * = Re-negotiation pending before next command.\n"); - ASC_PRT_NEXT(); + seq_printf(m, + " * = Re-negotiation pending before next command.\n"); } - - return totlen; -} - -/* - * asc_proc_copy() - * - * Copy proc information to a read buffer taking into account the current - * read offset in the file and the remaining space in the read buffer. - */ -static int -asc_proc_copy(off_t advoffset, off_t offset, char *curbuf, int leftlen, - char *cp, int cplen) -{ - int cnt = 0; - - ASC_DBG(2, "offset %d, advoffset %d, cplen %d\n", - (unsigned)offset, (unsigned)advoffset, cplen); - if (offset <= advoffset) { - /* Read offset below current offset, copy everything. */ - cnt = min(cplen, leftlen); - ASC_DBG(2, "curbuf 0x%lx, cp 0x%lx, cnt %d\n", - (ulong)curbuf, (ulong)cp, cnt); - memcpy(curbuf, cp, cnt); - } else if (offset < advoffset + cplen) { - /* Read offset within current range, partial copy. */ - cnt = (advoffset + cplen) - offset; - cp = (cp + cplen) - cnt; - cnt = min(cnt, leftlen); - ASC_DBG(2, "curbuf 0x%lx, cp 0x%lx, cnt %d\n", - (ulong)curbuf, (ulong)cp, cnt); - memcpy(curbuf, cp, cnt); - } - return cnt; } #ifdef ADVANSYS_STATS /* * asc_prt_board_stats() - * - * Note: no single line should be greater than ASC_PRTLINE_SIZE, - * cf. asc_prt_line(). - * - * Return the number of characters copied into 'cp'. No more than - * 'cplen' characters will be copied to 'cp'. */ -static int asc_prt_board_stats(struct Scsi_Host *shost, char *cp, int cplen) +static void asc_prt_board_stats(struct seq_file *m, struct Scsi_Host *shost) { struct asc_board *boardp = shost_priv(shost); struct asc_stats *s = &boardp->asc_stats; - int leftlen = cplen; - int len, totlen = 0; + seq_printf(m, + "\nLinux Driver Statistics for AdvanSys SCSI Host %d:\n", + shost->host_no); - len = asc_prt_line(cp, leftlen, - "\nLinux Driver Statistics for AdvanSys SCSI Host %d:\n", - shost->host_no); - ASC_PRT_NEXT(); + seq_printf(m, + " queuecommand %u, reset %u, biosparam %u, interrupt %u\n", + s->queuecommand, s->reset, s->biosparam, + s->interrupt); - len = asc_prt_line(cp, leftlen, - " queuecommand %lu, reset %lu, biosparam %lu, interrupt %lu\n", - s->queuecommand, s->reset, s->biosparam, - s->interrupt); - ASC_PRT_NEXT(); + seq_printf(m, + " callback %u, done %u, build_error %u, build_noreq %u, build_nosg %u\n", + s->callback, s->done, s->build_error, + s->adv_build_noreq, s->adv_build_nosg); - len = asc_prt_line(cp, leftlen, - " callback %lu, done %lu, build_error %lu, build_noreq %lu, build_nosg %lu\n", - s->callback, s->done, s->build_error, - s->adv_build_noreq, s->adv_build_nosg); - ASC_PRT_NEXT(); - - len = asc_prt_line(cp, leftlen, - " exe_noerror %lu, exe_busy %lu, exe_error %lu, exe_unknown %lu\n", - s->exe_noerror, s->exe_busy, s->exe_error, - s->exe_unknown); - ASC_PRT_NEXT(); + seq_printf(m, + " exe_noerror %u, exe_busy %u, exe_error %u, exe_unknown %u\n", + s->exe_noerror, s->exe_busy, s->exe_error, + s->exe_unknown); /* * Display data transfer statistics. */ if (s->xfer_cnt > 0) { - len = asc_prt_line(cp, leftlen, " xfer_cnt %lu, xfer_elem %lu, ", - s->xfer_cnt, s->xfer_elem); - ASC_PRT_NEXT(); + seq_printf(m, " xfer_cnt %u, xfer_elem %u, ", + s->xfer_cnt, s->xfer_elem); - len = asc_prt_line(cp, leftlen, "xfer_bytes %lu.%01lu kb\n", - s->xfer_sect / 2, ASC_TENTHS(s->xfer_sect, 2)); - ASC_PRT_NEXT(); + seq_printf(m, "xfer_bytes %u.%01u kb\n", + s->xfer_sect / 2, ASC_TENTHS(s->xfer_sect, 2)); /* Scatter gather transfer statistics */ - len = asc_prt_line(cp, leftlen, " avg_num_elem %lu.%01lu, ", - s->xfer_elem / s->xfer_cnt, - ASC_TENTHS(s->xfer_elem, s->xfer_cnt)); - ASC_PRT_NEXT(); + seq_printf(m, " avg_num_elem %u.%01u, ", + s->xfer_elem / s->xfer_cnt, + ASC_TENTHS(s->xfer_elem, s->xfer_cnt)); - len = asc_prt_line(cp, leftlen, "avg_elem_size %lu.%01lu kb, ", - (s->xfer_sect / 2) / s->xfer_elem, - ASC_TENTHS((s->xfer_sect / 2), s->xfer_elem)); - ASC_PRT_NEXT(); + seq_printf(m, "avg_elem_size %u.%01u kb, ", + (s->xfer_sect / 2) / s->xfer_elem, + ASC_TENTHS((s->xfer_sect / 2), s->xfer_elem)); - len = asc_prt_line(cp, leftlen, "avg_xfer_size %lu.%01lu kb\n", - (s->xfer_sect / 2) / s->xfer_cnt, - ASC_TENTHS((s->xfer_sect / 2), s->xfer_cnt)); - ASC_PRT_NEXT(); + seq_printf(m, "avg_xfer_size %u.%01u kb\n", + (s->xfer_sect / 2) / s->xfer_cnt, + ASC_TENTHS((s->xfer_sect / 2), s->xfer_cnt)); } - - return totlen; } #endif /* ADVANSYS_STATS */ /* - * advansys_proc_info() - /proc/scsi/advansys/{0,1,2,3,...} + * advansys_show_info() - /proc/scsi/advansys/{0,1,2,3,...} * - * *buffer: I/O buffer - * **start: if inout == FALSE pointer into buffer where user read should start - * offset: current offset into a /proc/scsi/advansys/[0...] file - * length: length of buffer - * hostno: Scsi_Host host_no - * inout: TRUE - user is writing; FALSE - user is reading + * m: seq_file to print into + * shost: Scsi_Host * * Return the number of bytes read from or written to a * /proc/scsi/advansys/[0...] file. - * - * Note: This function uses the per board buffer 'prtbuf' which is - * allocated when the board is initialized in advansys_detect(). The - * buffer is ASC_PRTBUF_SIZE bytes. The function asc_proc_copy() is - * used to write to the buffer. The way asc_proc_copy() is written - * if 'prtbuf' is too small it will not be overwritten. Instead the - * user just won't get all the available statistics. */ static int -advansys_proc_info(struct Scsi_Host *shost, char *buffer, char **start, - off_t offset, int length, int inout) +advansys_show_info(struct seq_file *m, struct Scsi_Host *shost) { struct asc_board *boardp = shost_priv(shost); - char *cp; - int cplen; - int cnt; - int totcnt; - int leftlen; - char *curbuf; - off_t advoffset; ASC_DBG(1, "begin\n"); /* - * User write not supported. - */ - if (inout == TRUE) - return -ENOSYS; - - /* * User read of /proc/scsi/advansys/[0...] file. */ - /* Copy read data starting at the beginning of the buffer. */ - *start = buffer; - curbuf = buffer; - advoffset = 0; - totcnt = 0; - leftlen = length; - /* * Get board configuration information. * * advansys_info() returns the board string from its own static buffer. */ - cp = (char *)advansys_info(shost); - strcat(cp, "\n"); - cplen = strlen(cp); /* Copy board information. */ - cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen); - totcnt += cnt; - leftlen -= cnt; - if (leftlen == 0) { - ASC_DBG(1, "totcnt %d\n", totcnt); - return totcnt; - } - advoffset += cplen; - curbuf += cnt; - + seq_printf(m, "%s\n", (char *)advansys_info(shost)); /* * Display Wide Board BIOS Information. */ - if (!ASC_NARROW_BOARD(boardp)) { - cp = boardp->prtbuf; - cplen = asc_prt_adv_bios(shost, cp, ASC_PRTBUF_SIZE); - BUG_ON(cplen >= ASC_PRTBUF_SIZE); - cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, - cplen); - totcnt += cnt; - leftlen -= cnt; - if (leftlen == 0) { - ASC_DBG(1, "totcnt %d\n", totcnt); - return totcnt; - } - advoffset += cplen; - curbuf += cnt; - } + if (!ASC_NARROW_BOARD(boardp)) + asc_prt_adv_bios(m, shost); /* * Display driver information for each device attached to the board. */ - cp = boardp->prtbuf; - cplen = asc_prt_board_devices(shost, cp, ASC_PRTBUF_SIZE); - BUG_ON(cplen >= ASC_PRTBUF_SIZE); - cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen); - totcnt += cnt; - leftlen -= cnt; - if (leftlen == 0) { - ASC_DBG(1, "totcnt %d\n", totcnt); - return totcnt; - } - advoffset += cplen; - curbuf += cnt; + asc_prt_board_devices(m, shost); /* * Display EEPROM configuration for the board. */ - cp = boardp->prtbuf; - if (ASC_NARROW_BOARD(boardp)) { - cplen = asc_prt_asc_board_eeprom(shost, cp, ASC_PRTBUF_SIZE); - } else { - cplen = asc_prt_adv_board_eeprom(shost, cp, ASC_PRTBUF_SIZE); - } - BUG_ON(cplen >= ASC_PRTBUF_SIZE); - cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen); - totcnt += cnt; - leftlen -= cnt; - if (leftlen == 0) { - ASC_DBG(1, "totcnt %d\n", totcnt); - return totcnt; - } - advoffset += cplen; - curbuf += cnt; + if (ASC_NARROW_BOARD(boardp)) + asc_prt_asc_board_eeprom(m, shost); + else + asc_prt_adv_board_eeprom(m, shost); /* * Display driver configuration and information for the board. */ - cp = boardp->prtbuf; - cplen = asc_prt_driver_conf(shost, cp, ASC_PRTBUF_SIZE); - BUG_ON(cplen >= ASC_PRTBUF_SIZE); - cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen); - totcnt += cnt; - leftlen -= cnt; - if (leftlen == 0) { - ASC_DBG(1, "totcnt %d\n", totcnt); - return totcnt; - } - advoffset += cplen; - curbuf += cnt; + asc_prt_driver_conf(m, shost); #ifdef ADVANSYS_STATS /* * Display driver statistics for the board. */ - cp = boardp->prtbuf; - cplen = asc_prt_board_stats(shost, cp, ASC_PRTBUF_SIZE); - BUG_ON(cplen >= ASC_PRTBUF_SIZE); - cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen); - totcnt += cnt; - leftlen -= cnt; - if (leftlen == 0) { - ASC_DBG(1, "totcnt %d\n", totcnt); - return totcnt; - } - advoffset += cplen; - curbuf += cnt; + asc_prt_board_stats(m, shost); #endif /* ADVANSYS_STATS */ /* * Display Asc Library dynamic configuration information * for the board. */ - cp = boardp->prtbuf; - if (ASC_NARROW_BOARD(boardp)) { - cplen = asc_prt_asc_board_info(shost, cp, ASC_PRTBUF_SIZE); - } else { - cplen = asc_prt_adv_board_info(shost, cp, ASC_PRTBUF_SIZE); - } - BUG_ON(cplen >= ASC_PRTBUF_SIZE); - cnt = asc_proc_copy(advoffset, offset, curbuf, leftlen, cp, cplen); - totcnt += cnt; - leftlen -= cnt; - if (leftlen == 0) { - ASC_DBG(1, "totcnt %d\n", totcnt); - return totcnt; - } - advoffset += cplen; - curbuf += cnt; - - ASC_DBG(1, "totcnt %d\n", totcnt); - - return totcnt; + if (ASC_NARROW_BOARD(boardp)) + asc_prt_asc_board_info(m, shost); + else + asc_prt_adv_board_info(m, shost); + return 0; } #endif /* CONFIG_PROC_FS */ @@ -11743,7 +11250,7 @@ static int AdvInitGetConfig(struct pci_dev *pdev, struct Scsi_Host *shost) static struct scsi_host_template advansys_template = { .proc_name = DRV_NAME, #ifdef CONFIG_PROC_FS - .proc_info = advansys_proc_info, + .show_info = advansys_show_info, #endif .name = DRV_NAME, .info = advansys_info, @@ -11939,20 +11446,6 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop, #endif /* CONFIG_PCI */ } -#ifdef CONFIG_PROC_FS - /* - * Allocate buffer for printing information from - * /proc/scsi/advansys/[0...]. - */ - boardp->prtbuf = kmalloc(ASC_PRTBUF_SIZE, GFP_KERNEL); - if (!boardp->prtbuf) { - shost_printk(KERN_ERR, shost, "kmalloc(%d) returned NULL\n", - ASC_PRTBUF_SIZE); - ret = -ENOMEM; - goto err_unmap; - } -#endif /* CONFIG_PROC_FS */ - if (ASC_NARROW_BOARD(boardp)) { /* * Set the board bus type and PCI IRQ before @@ -12010,7 +11503,7 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop, } if (ret) - goto err_free_proc; + goto err_unmap; /* * Save the EEPROM configuration so that it can be displayed @@ -12055,7 +11548,7 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop, ASC_DBG(2, "AscInitSetConfig()\n"); ret = AscInitSetConfig(pdev, shost) ? -ENODEV : 0; if (ret) - goto err_free_proc; + goto err_unmap; } else { ADVEEP_3550_CONFIG *ep_3550; ADVEEP_38C0800_CONFIG *ep_38C0800; @@ -12290,7 +11783,7 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop, shost_printk(KERN_ERR, shost, "request_dma() " "%d failed %d\n", shost->dma_channel, ret); - goto err_free_proc; + goto err_unmap; } AscEnableIsaDma(shost->dma_channel); } @@ -12371,8 +11864,6 @@ static int advansys_board_found(struct Scsi_Host *shost, unsigned int iop, if (shost->dma_channel != NO_ISA_DMA) free_dma(shost->dma_channel); #endif - err_free_proc: - kfree(boardp->prtbuf); err_unmap: if (boardp->ioremap_addr) iounmap(boardp->ioremap_addr); @@ -12406,7 +11897,6 @@ static int advansys_release(struct Scsi_Host *shost) iounmap(board->ioremap_addr); advansys_wide_free_mem(board); } - kfree(board->prtbuf); scsi_host_put(shost); ASC_DBG(1, "end\n"); return 0; diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c index a284be17699f..3f7b6fee0a74 100644 --- a/drivers/scsi/aha152x.c +++ b/drivers/scsi/aha152x.c @@ -2977,11 +2977,10 @@ static void show_queues(struct Scsi_Host *shpnt) } #undef SPRINTF -#define SPRINTF(args...) pos += sprintf(pos, ## args) +#define SPRINTF(args...) seq_printf(m, ##args) -static int get_command(char *pos, Scsi_Cmnd * ptr) +static void get_command(struct seq_file *m, Scsi_Cmnd * ptr) { - char *start = pos; int i; SPRINTF("%p: target=%d; lun=%d; cmnd=( ", @@ -3011,13 +3010,10 @@ static int get_command(char *pos, Scsi_Cmnd * ptr) if (ptr->SCp.phase & syncneg) SPRINTF("syncneg|"); SPRINTF("; next=0x%p\n", SCNEXT(ptr)); - - return (pos - start); } -static int get_ports(struct Scsi_Host *shpnt, char *pos) +static void get_ports(struct seq_file *m, struct Scsi_Host *shpnt) { - char *start = pos; int s; SPRINTF("\n%s: %s(%s) ", CURRENT_SC ? "on bus" : "waiting", states[STATE].name, states[PREVSTATE].name); @@ -3273,11 +3269,9 @@ static int get_ports(struct Scsi_Host *shpnt, char *pos) if (s & ENREQINIT) SPRINTF("ENREQINIT "); SPRINTF(")\n"); - - return (pos - start); } -static int aha152x_set_info(char *buffer, int length, struct Scsi_Host *shpnt) +static int aha152x_set_info(struct Scsi_Host *shpnt, char *buffer, int length) { if(!shpnt || !buffer || length<8 || strncmp("aha152x ", buffer, 8)!=0) return -EINVAL; @@ -3320,26 +3314,11 @@ static int aha152x_set_info(char *buffer, int length, struct Scsi_Host *shpnt) return length; } -#undef SPRINTF -#define SPRINTF(args...) \ - do { if(pos < buffer + length) pos += sprintf(pos, ## args); } while(0) - -static int aha152x_proc_info(struct Scsi_Host *shpnt, char *buffer, char **start, - off_t offset, int length, int inout) +static int aha152x_show_info(struct seq_file *m, struct Scsi_Host *shpnt) { int i; - char *pos = buffer; Scsi_Cmnd *ptr; unsigned long flags; - int thislength; - - DPRINTK(debug_procinfo, - KERN_DEBUG "aha152x_proc_info: buffer=%p offset=%ld length=%d hostno=%d inout=%d\n", - buffer, offset, length, shpnt->host_no, inout); - - - if (inout) - return aha152x_set_info(buffer, length, shpnt); SPRINTF(AHA152X_REVID "\n"); @@ -3392,25 +3371,25 @@ static int aha152x_proc_info(struct Scsi_Host *shpnt, char *buffer, char **start if (ISSUE_SC) { SPRINTF("not yet issued commands:\n"); for (ptr = ISSUE_SC; ptr; ptr = SCNEXT(ptr)) - pos += get_command(pos, ptr); + get_command(m, ptr); } else SPRINTF("no not yet issued commands\n"); DO_UNLOCK(flags); if (CURRENT_SC) { SPRINTF("current command:\n"); - pos += get_command(pos, CURRENT_SC); + get_command(m, CURRENT_SC); } else SPRINTF("no current command\n"); if (DISCONNECTED_SC) { SPRINTF("disconnected commands:\n"); for (ptr = DISCONNECTED_SC; ptr; ptr = SCNEXT(ptr)) - pos += get_command(pos, ptr); + get_command(m, ptr); } else SPRINTF("no disconnected commands\n"); - pos += get_ports(shpnt, pos); + get_ports(m, shpnt); #if defined(AHA152X_STAT) SPRINTF("statistics:\n" @@ -3440,24 +3419,7 @@ static int aha152x_proc_info(struct Scsi_Host *shpnt, char *buffer, char **start HOSTDATA(shpnt)->time[i]); } #endif - - DPRINTK(debug_procinfo, KERN_DEBUG "aha152x_proc_info: pos=%p\n", pos); - - thislength = pos - (buffer + offset); - DPRINTK(debug_procinfo, KERN_DEBUG "aha152x_proc_info: length=%d thislength=%d\n", length, thislength); - - if(thislength<0) { - DPRINTK(debug_procinfo, KERN_DEBUG "aha152x_proc_info: output too short\n"); - *start = NULL; - return 0; - } - - thislength = thislength<length ? thislength : length; - - DPRINTK(debug_procinfo, KERN_DEBUG "aha152x_proc_info: return %d\n", thislength); - - *start = buffer + offset; - return thislength < length ? thislength : length; + return 0; } static int aha152x_adjust_queue(struct scsi_device *device) @@ -3470,7 +3432,8 @@ static struct scsi_host_template aha152x_driver_template = { .module = THIS_MODULE, .name = AHA152X_REVID, .proc_name = "aha152x", - .proc_info = aha152x_proc_info, + .show_info = aha152x_show_info, + .write_info = aha152x_set_info, .queuecommand = aha152x_queue, .eh_abort_handler = aha152x_abort, .eh_device_reset_handler = aha152x_device_reset, diff --git a/drivers/scsi/aha1740.c b/drivers/scsi/aha1740.c index df775e6ba579..5f3101797c93 100644 --- a/drivers/scsi/aha1740.c +++ b/drivers/scsi/aha1740.c @@ -106,33 +106,14 @@ static inline dma_addr_t ecb_cpu_to_dma (struct Scsi_Host *host, void *cpu) return hdata->ecb_dma_addr + offset; } -static int aha1740_proc_info(struct Scsi_Host *shpnt, char *buffer, - char **start, off_t offset, - int length, int inout) +static int aha1740_show_info(struct seq_file *m, struct Scsi_Host *shpnt) { - int len; - struct aha1740_hostdata *host; - - if (inout) - return-ENOSYS; - - host = HOSTDATA(shpnt); - - len = sprintf(buffer, "aha174x at IO:%lx, IRQ %d, SLOT %d.\n" + struct aha1740_hostdata *host = HOSTDATA(shpnt); + seq_printf(m, "aha174x at IO:%lx, IRQ %d, SLOT %d.\n" "Extended translation %sabled.\n", shpnt->io_port, shpnt->irq, host->edev->slot, host->translation ? "en" : "dis"); - - if (offset > len) { - *start = buffer; - return 0; - } - - *start = buffer + offset; - len -= offset; - if (len > length) - len = length; - return len; + return 0; } static int aha1740_makecode(unchar *sense, unchar *status) @@ -556,7 +537,7 @@ static int aha1740_eh_abort_handler (Scsi_Cmnd *dummy) static struct scsi_host_template aha1740_template = { .module = THIS_MODULE, .proc_name = "aha1740", - .proc_info = aha1740_proc_info, + .show_info = aha1740_show_info, .name = "Adaptec 174x (EISA)", .queuecommand = aha1740_queuecommand, .bios_param = aha1740_biosparam, diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.c b/drivers/scsi/aic7xxx/aic79xx_osm.c index 9328121804bb..69d5c43a65e5 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.c +++ b/drivers/scsi/aic7xxx/aic79xx_osm.c @@ -906,7 +906,8 @@ struct scsi_host_template aic79xx_driver_template = { .module = THIS_MODULE, .name = "aic79xx", .proc_name = "aic79xx", - .proc_info = ahd_linux_proc_info, + .show_info = ahd_linux_show_info, + .write_info = ahd_proc_write_seeprom, .info = ahd_linux_info, .queuecommand = ahd_linux_queue, .eh_abort_handler = ahd_linux_abort, @@ -1702,19 +1703,13 @@ ahd_send_async(struct ahd_softc *ahd, char channel, switch (code) { case AC_TRANSFER_NEG: { - char buf[80]; struct scsi_target *starget; - struct info_str info; struct ahd_initiator_tinfo *tinfo; struct ahd_tmode_tstate *tstate; unsigned int target_ppr_options; BUG_ON(target == CAM_TARGET_WILDCARD); - info.buffer = buf; - info.length = sizeof(buf); - info.offset = 0; - info.pos = 0; tinfo = ahd_fetch_transinfo(ahd, channel, ahd->our_id, target, &tstate); diff --git a/drivers/scsi/aic7xxx/aic79xx_osm.h b/drivers/scsi/aic7xxx/aic79xx_osm.h index 28e43498cdff..c58fa33c6592 100644 --- a/drivers/scsi/aic7xxx/aic79xx_osm.h +++ b/drivers/scsi/aic7xxx/aic79xx_osm.h @@ -379,14 +379,6 @@ void ahd_insb(struct ahd_softc * ahd, long port, int ahd_linux_register_host(struct ahd_softc *, struct scsi_host_template *); -/*************************** Pretty Printing **********************************/ -struct info_str { - char *buffer; - int length; - off_t offset; - int pos; -}; - /******************************** Locking *************************************/ static inline void ahd_lockinit(struct ahd_softc *ahd) @@ -513,8 +505,8 @@ ahd_flush_device_writes(struct ahd_softc *ahd) } /**************************** Proc FS Support *********************************/ -int ahd_linux_proc_info(struct Scsi_Host *, char *, char **, - off_t, int, int); +int ahd_proc_write_seeprom(struct Scsi_Host *, char *, int); +int ahd_linux_show_info(struct seq_file *,struct Scsi_Host *); /*********************** Transaction Access Wrappers **************************/ static inline void ahd_cmd_set_transaction_status(struct scsi_cmnd *, uint32_t); diff --git a/drivers/scsi/aic7xxx/aic79xx_proc.c b/drivers/scsi/aic7xxx/aic79xx_proc.c index 59c85d5a153a..e9778b4f7e32 100644 --- a/drivers/scsi/aic7xxx/aic79xx_proc.c +++ b/drivers/scsi/aic7xxx/aic79xx_proc.c @@ -42,16 +42,12 @@ #include "aic79xx_osm.h" #include "aic79xx_inline.h" -static void copy_mem_info(struct info_str *info, char *data, int len); -static int copy_info(struct info_str *info, char *fmt, ...); static void ahd_dump_target_state(struct ahd_softc *ahd, - struct info_str *info, + struct seq_file *m, u_int our_id, char channel, u_int target_id); -static void ahd_dump_device_state(struct info_str *info, +static void ahd_dump_device_state(struct seq_file *m, struct scsi_device *sdev); -static int ahd_proc_write_seeprom(struct ahd_softc *ahd, - char *buffer, int length); /* * Table of syncrates that don't follow the "divisible by 4" @@ -93,58 +89,15 @@ ahd_calc_syncsrate(u_int period_factor) return (10000000 / (period_factor * 4 * 10)); } - -static void -copy_mem_info(struct info_str *info, char *data, int len) -{ - if (info->pos + len > info->offset + info->length) - len = info->offset + info->length - info->pos; - - if (info->pos + len < info->offset) { - info->pos += len; - return; - } - - if (info->pos < info->offset) { - off_t partial; - - partial = info->offset - info->pos; - data += partial; - info->pos += partial; - len -= partial; - } - - if (len > 0) { - memcpy(info->buffer, data, len); - info->pos += len; - info->buffer += len; - } -} - -static int -copy_info(struct info_str *info, char *fmt, ...) -{ - va_list args; - char buf[256]; - int len; - - va_start(args, fmt); - len = vsprintf(buf, fmt, args); - va_end(args); - - copy_mem_info(info, buf, len); - return (len); -} - static void -ahd_format_transinfo(struct info_str *info, struct ahd_transinfo *tinfo) +ahd_format_transinfo(struct seq_file *m, struct ahd_transinfo *tinfo) { u_int speed; u_int freq; u_int mb; if (tinfo->period == AHD_PERIOD_UNKNOWN) { - copy_info(info, "Renegotiation Pending\n"); + seq_printf(m, "Renegotiation Pending\n"); return; } speed = 3300; @@ -156,34 +109,34 @@ ahd_format_transinfo(struct info_str *info, struct ahd_transinfo *tinfo) speed *= (0x01 << tinfo->width); mb = speed / 1000; if (mb > 0) - copy_info(info, "%d.%03dMB/s transfers", mb, speed % 1000); + seq_printf(m, "%d.%03dMB/s transfers", mb, speed % 1000); else - copy_info(info, "%dKB/s transfers", speed); + seq_printf(m, "%dKB/s transfers", speed); if (freq != 0) { int printed_options; printed_options = 0; - copy_info(info, " (%d.%03dMHz", freq / 1000, freq % 1000); + seq_printf(m, " (%d.%03dMHz", freq / 1000, freq % 1000); if ((tinfo->ppr_options & MSG_EXT_PPR_RD_STRM) != 0) { - copy_info(info, " RDSTRM"); + seq_printf(m, " RDSTRM"); printed_options++; } if ((tinfo->ppr_options & MSG_EXT_PPR_DT_REQ) != 0) { - copy_info(info, "%s", printed_options ? "|DT" : " DT"); + seq_printf(m, "%s", printed_options ? "|DT" : " DT"); printed_options++; } if ((tinfo->ppr_options & MSG_EXT_PPR_IU_REQ) != 0) { - copy_info(info, "%s", printed_options ? "|IU" : " IU"); + seq_printf(m, "%s", printed_options ? "|IU" : " IU"); printed_options++; } if ((tinfo->ppr_options & MSG_EXT_PPR_RTI) != 0) { - copy_info(info, "%s", + seq_printf(m, "%s", printed_options ? "|RTI" : " RTI"); printed_options++; } if ((tinfo->ppr_options & MSG_EXT_PPR_QAS_REQ) != 0) { - copy_info(info, "%s", + seq_printf(m, "%s", printed_options ? "|QAS" : " QAS"); printed_options++; } @@ -191,19 +144,19 @@ ahd_format_transinfo(struct info_str *info, struct ahd_transinfo *tinfo) if (tinfo->width > 0) { if (freq != 0) { - copy_info(info, ", "); + seq_printf(m, ", "); } else { - copy_info(info, " ("); + seq_printf(m, " ("); } - copy_info(info, "%dbit)", 8 * (0x01 << tinfo->width)); + seq_printf(m, "%dbit)", 8 * (0x01 << tinfo->width)); } else if (freq != 0) { - copy_info(info, ")"); + seq_printf(m, ")"); } - copy_info(info, "\n"); + seq_printf(m, "\n"); } static void -ahd_dump_target_state(struct ahd_softc *ahd, struct info_str *info, +ahd_dump_target_state(struct ahd_softc *ahd, struct seq_file *m, u_int our_id, char channel, u_int target_id) { struct scsi_target *starget; @@ -213,17 +166,17 @@ ahd_dump_target_state(struct ahd_softc *ahd, struct info_str *info, tinfo = ahd_fetch_transinfo(ahd, channel, our_id, target_id, &tstate); - copy_info(info, "Target %d Negotiation Settings\n", target_id); - copy_info(info, "\tUser: "); - ahd_format_transinfo(info, &tinfo->user); + seq_printf(m, "Target %d Negotiation Settings\n", target_id); + seq_printf(m, "\tUser: "); + ahd_format_transinfo(m, &tinfo->user); starget = ahd->platform_data->starget[target_id]; if (starget == NULL) return; - copy_info(info, "\tGoal: "); - ahd_format_transinfo(info, &tinfo->goal); - copy_info(info, "\tCurr: "); - ahd_format_transinfo(info, &tinfo->curr); + seq_printf(m, "\tGoal: "); + ahd_format_transinfo(m, &tinfo->goal); + seq_printf(m, "\tCurr: "); + ahd_format_transinfo(m, &tinfo->curr); for (lun = 0; lun < AHD_NUM_LUNS; lun++) { struct scsi_device *dev; @@ -233,29 +186,30 @@ ahd_dump_target_state(struct ahd_softc *ahd, struct info_str *info, if (dev == NULL) continue; - ahd_dump_device_state(info, dev); + ahd_dump_device_state(m, dev); } } static void -ahd_dump_device_state(struct info_str *info, struct scsi_device *sdev) +ahd_dump_device_state(struct seq_file *m, struct scsi_device *sdev) { struct ahd_linux_device *dev = scsi_transport_device_data(sdev); - copy_info(info, "\tChannel %c Target %d Lun %d Settings\n", + seq_printf(m, "\tChannel %c Target %d Lun %d Settings\n", sdev->sdev_target->channel + 'A', sdev->sdev_target->id, sdev->lun); - copy_info(info, "\t\tCommands Queued %ld\n", dev->commands_issued); - copy_info(info, "\t\tCommands Active %d\n", dev->active); - copy_info(info, "\t\tCommand Openings %d\n", dev->openings); - copy_info(info, "\t\tMax Tagged Openings %d\n", dev->maxtags); - copy_info(info, "\t\tDevice Queue Frozen Count %d\n", dev->qfrozen); + seq_printf(m, "\t\tCommands Queued %ld\n", dev->commands_issued); + seq_printf(m, "\t\tCommands Active %d\n", dev->active); + seq_printf(m, "\t\tCommand Openings %d\n", dev->openings); + seq_printf(m, "\t\tMax Tagged Openings %d\n", dev->maxtags); + seq_printf(m, "\t\tDevice Queue Frozen Count %d\n", dev->qfrozen); } -static int -ahd_proc_write_seeprom(struct ahd_softc *ahd, char *buffer, int length) +int +ahd_proc_write_seeprom(struct Scsi_Host *shost, char *buffer, int length) { + struct ahd_softc *ahd = *(struct ahd_softc **)shost->hostdata; ahd_mode_state saved_modes; int have_seeprom; u_long s; @@ -319,64 +273,45 @@ done: * Return information to handle /proc support for the driver. */ int -ahd_linux_proc_info(struct Scsi_Host *shost, char *buffer, char **start, - off_t offset, int length, int inout) +ahd_linux_show_info(struct seq_file *m, struct Scsi_Host *shost) { struct ahd_softc *ahd = *(struct ahd_softc **)shost->hostdata; - struct info_str info; char ahd_info[256]; u_int max_targ; u_int i; - int retval; - /* Has data been written to the file? */ - if (inout == TRUE) { - retval = ahd_proc_write_seeprom(ahd, buffer, length); - goto done; - } - - if (start) - *start = buffer; - - info.buffer = buffer; - info.length = length; - info.offset = offset; - info.pos = 0; - - copy_info(&info, "Adaptec AIC79xx driver version: %s\n", + seq_printf(m, "Adaptec AIC79xx driver version: %s\n", AIC79XX_DRIVER_VERSION); - copy_info(&info, "%s\n", ahd->description); + seq_printf(m, "%s\n", ahd->description); ahd_controller_info(ahd, ahd_info); - copy_info(&info, "%s\n", ahd_info); - copy_info(&info, "Allocated SCBs: %d, SG List Length: %d\n\n", + seq_printf(m, "%s\n", ahd_info); + seq_printf(m, "Allocated SCBs: %d, SG List Length: %d\n\n", ahd->scb_data.numscbs, AHD_NSEG); max_targ = 16; if (ahd->seep_config == NULL) - copy_info(&info, "No Serial EEPROM\n"); + seq_printf(m, "No Serial EEPROM\n"); else { - copy_info(&info, "Serial EEPROM:\n"); + seq_printf(m, "Serial EEPROM:\n"); for (i = 0; i < sizeof(*ahd->seep_config)/2; i++) { if (((i % 8) == 0) && (i != 0)) { - copy_info(&info, "\n"); + seq_printf(m, "\n"); } - copy_info(&info, "0x%.4x ", + seq_printf(m, "0x%.4x ", ((uint16_t*)ahd->seep_config)[i]); } - copy_info(&info, "\n"); + seq_printf(m, "\n"); } - copy_info(&info, "\n"); + seq_printf(m, "\n"); if ((ahd->features & AHD_WIDE) == 0) max_targ = 8; for (i = 0; i < max_targ; i++) { - ahd_dump_target_state(ahd, &info, ahd->our_id, 'A', + ahd_dump_target_state(ahd, m, ahd->our_id, 'A', /*target_id*/i); } - retval = info.pos > info.offset ? info.pos - info.offset : 0; -done: - return (retval); + return 0; } diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c index 5a477cdc780d..c0c62583b542 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c @@ -803,7 +803,8 @@ struct scsi_host_template aic7xxx_driver_template = { .module = THIS_MODULE, .name = "aic7xxx", .proc_name = "aic7xxx", - .proc_info = ahc_linux_proc_info, + .show_info = ahc_linux_show_info, + .write_info = ahc_proc_write_seeprom, .info = ahc_linux_info, .queuecommand = ahc_linux_queue, .eh_abort_handler = ahc_linux_abort, @@ -1631,10 +1632,8 @@ ahc_send_async(struct ahc_softc *ahc, char channel, switch (code) { case AC_TRANSFER_NEG: { - char buf[80]; struct scsi_target *starget; struct ahc_linux_target *targ; - struct info_str info; struct ahc_initiator_tinfo *tinfo; struct ahc_tmode_tstate *tstate; int target_offset; @@ -1642,10 +1641,6 @@ ahc_send_async(struct ahc_softc *ahc, char channel, BUG_ON(target == CAM_TARGET_WILDCARD); - info.buffer = buf; - info.length = sizeof(buf); - info.offset = 0; - info.pos = 0; tinfo = ahc_fetch_transinfo(ahc, channel, channel == 'A' ? ahc->our_id : ahc->our_id_b, diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.h b/drivers/scsi/aic7xxx/aic7xxx_osm.h index bca0fb83f553..bc4cca92ff04 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.h +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.h @@ -383,14 +383,6 @@ void ahc_insb(struct ahc_softc * ahc, long port, int ahc_linux_register_host(struct ahc_softc *, struct scsi_host_template *); -/*************************** Pretty Printing **********************************/ -struct info_str { - char *buffer; - int length; - off_t offset; - int pos; -}; - /******************************** Locking *************************************/ /* Lock protecting internal data structures */ @@ -523,8 +515,8 @@ ahc_flush_device_writes(struct ahc_softc *ahc) } /**************************** Proc FS Support *********************************/ -int ahc_linux_proc_info(struct Scsi_Host *, char *, char **, - off_t, int, int); +int ahc_proc_write_seeprom(struct Scsi_Host *, char *, int); +int ahc_linux_show_info(struct seq_file *, struct Scsi_Host *); /*************************** Domain Validation ********************************/ /*********************** Transaction Access Wrappers *************************/ diff --git a/drivers/scsi/aic7xxx/aic7xxx_proc.c b/drivers/scsi/aic7xxx/aic7xxx_proc.c index f2525f8ed1c7..383a3d11652d 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_proc.c +++ b/drivers/scsi/aic7xxx/aic7xxx_proc.c @@ -43,16 +43,12 @@ #include "aic7xxx_inline.h" #include "aic7xxx_93cx6.h" -static void copy_mem_info(struct info_str *info, char *data, int len); -static int copy_info(struct info_str *info, char *fmt, ...); static void ahc_dump_target_state(struct ahc_softc *ahc, - struct info_str *info, + struct seq_file *m, u_int our_id, char channel, u_int target_id, u_int target_offset); -static void ahc_dump_device_state(struct info_str *info, +static void ahc_dump_device_state(struct seq_file *m, struct scsi_device *dev); -static int ahc_proc_write_seeprom(struct ahc_softc *ahc, - char *buffer, int length); /* * Table of syncrates that don't follow the "divisible by 4" @@ -94,51 +90,8 @@ ahc_calc_syncsrate(u_int period_factor) return (10000000 / (period_factor * 4 * 10)); } - -static void -copy_mem_info(struct info_str *info, char *data, int len) -{ - if (info->pos + len > info->offset + info->length) - len = info->offset + info->length - info->pos; - - if (info->pos + len < info->offset) { - info->pos += len; - return; - } - - if (info->pos < info->offset) { - off_t partial; - - partial = info->offset - info->pos; - data += partial; - info->pos += partial; - len -= partial; - } - - if (len > 0) { - memcpy(info->buffer, data, len); - info->pos += len; - info->buffer += len; - } -} - -static int -copy_info(struct info_str *info, char *fmt, ...) -{ - va_list args; - char buf[256]; - int len; - - va_start(args, fmt); - len = vsprintf(buf, fmt, args); - va_end(args); - - copy_mem_info(info, buf, len); - return (len); -} - static void -ahc_format_transinfo(struct info_str *info, struct ahc_transinfo *tinfo) +ahc_format_transinfo(struct seq_file *m, struct ahc_transinfo *tinfo) { u_int speed; u_int freq; @@ -153,12 +106,12 @@ ahc_format_transinfo(struct info_str *info, struct ahc_transinfo *tinfo) speed *= (0x01 << tinfo->width); mb = speed / 1000; if (mb > 0) - copy_info(info, "%d.%03dMB/s transfers", mb, speed % 1000); + seq_printf(m, "%d.%03dMB/s transfers", mb, speed % 1000); else - copy_info(info, "%dKB/s transfers", speed); + seq_printf(m, "%dKB/s transfers", speed); if (freq != 0) { - copy_info(info, " (%d.%03dMHz%s, offset %d", + seq_printf(m, " (%d.%03dMHz%s, offset %d", freq / 1000, freq % 1000, (tinfo->ppr_options & MSG_EXT_PPR_DT_REQ) != 0 ? " DT" : "", tinfo->offset); @@ -166,19 +119,19 @@ ahc_format_transinfo(struct info_str *info, struct ahc_transinfo *tinfo) if (tinfo->width > 0) { if (freq != 0) { - copy_info(info, ", "); + seq_printf(m, ", "); } else { - copy_info(info, " ("); + seq_printf(m, " ("); } - copy_info(info, "%dbit)", 8 * (0x01 << tinfo->width)); + seq_printf(m, "%dbit)", 8 * (0x01 << tinfo->width)); } else if (freq != 0) { - copy_info(info, ")"); + seq_printf(m, ")"); } - copy_info(info, "\n"); + seq_printf(m, "\n"); } static void -ahc_dump_target_state(struct ahc_softc *ahc, struct info_str *info, +ahc_dump_target_state(struct ahc_softc *ahc, struct seq_file *m, u_int our_id, char channel, u_int target_id, u_int target_offset) { @@ -190,18 +143,18 @@ ahc_dump_target_state(struct ahc_softc *ahc, struct info_str *info, tinfo = ahc_fetch_transinfo(ahc, channel, our_id, target_id, &tstate); if ((ahc->features & AHC_TWIN) != 0) - copy_info(info, "Channel %c ", channel); - copy_info(info, "Target %d Negotiation Settings\n", target_id); - copy_info(info, "\tUser: "); - ahc_format_transinfo(info, &tinfo->user); + seq_printf(m, "Channel %c ", channel); + seq_printf(m, "Target %d Negotiation Settings\n", target_id); + seq_printf(m, "\tUser: "); + ahc_format_transinfo(m, &tinfo->user); starget = ahc->platform_data->starget[target_offset]; if (!starget) return; - copy_info(info, "\tGoal: "); - ahc_format_transinfo(info, &tinfo->goal); - copy_info(info, "\tCurr: "); - ahc_format_transinfo(info, &tinfo->curr); + seq_printf(m, "\tGoal: "); + ahc_format_transinfo(m, &tinfo->goal); + seq_printf(m, "\tCurr: "); + ahc_format_transinfo(m, &tinfo->curr); for (lun = 0; lun < AHC_NUM_LUNS; lun++) { struct scsi_device *sdev; @@ -211,29 +164,30 @@ ahc_dump_target_state(struct ahc_softc *ahc, struct info_str *info, if (sdev == NULL) continue; - ahc_dump_device_state(info, sdev); + ahc_dump_device_state(m, sdev); } } static void -ahc_dump_device_state(struct info_str *info, struct scsi_device *sdev) +ahc_dump_device_state(struct seq_file *m, struct scsi_device *sdev) { struct ahc_linux_device *dev = scsi_transport_device_data(sdev); - copy_info(info, "\tChannel %c Target %d Lun %d Settings\n", + seq_printf(m, "\tChannel %c Target %d Lun %d Settings\n", sdev->sdev_target->channel + 'A', sdev->sdev_target->id, sdev->lun); - copy_info(info, "\t\tCommands Queued %ld\n", dev->commands_issued); - copy_info(info, "\t\tCommands Active %d\n", dev->active); - copy_info(info, "\t\tCommand Openings %d\n", dev->openings); - copy_info(info, "\t\tMax Tagged Openings %d\n", dev->maxtags); - copy_info(info, "\t\tDevice Queue Frozen Count %d\n", dev->qfrozen); + seq_printf(m, "\t\tCommands Queued %ld\n", dev->commands_issued); + seq_printf(m, "\t\tCommands Active %d\n", dev->active); + seq_printf(m, "\t\tCommand Openings %d\n", dev->openings); + seq_printf(m, "\t\tMax Tagged Openings %d\n", dev->maxtags); + seq_printf(m, "\t\tDevice Queue Frozen Count %d\n", dev->qfrozen); } -static int -ahc_proc_write_seeprom(struct ahc_softc *ahc, char *buffer, int length) +int +ahc_proc_write_seeprom(struct Scsi_Host *shost, char *buffer, int length) { + struct ahc_softc *ahc = *(struct ahc_softc **)shost->hostdata; struct seeprom_descriptor sd; int have_seeprom; u_long s; @@ -332,53 +286,36 @@ done: * Return information to handle /proc support for the driver. */ int -ahc_linux_proc_info(struct Scsi_Host *shost, char *buffer, char **start, - off_t offset, int length, int inout) +ahc_linux_show_info(struct seq_file *m, struct Scsi_Host *shost) { struct ahc_softc *ahc = *(struct ahc_softc **)shost->hostdata; - struct info_str info; char ahc_info[256]; u_int max_targ; u_int i; - int retval; - /* Has data been written to the file? */ - if (inout == TRUE) { - retval = ahc_proc_write_seeprom(ahc, buffer, length); - goto done; - } - - if (start) - *start = buffer; - - info.buffer = buffer; - info.length = length; - info.offset = offset; - info.pos = 0; - - copy_info(&info, "Adaptec AIC7xxx driver version: %s\n", + seq_printf(m, "Adaptec AIC7xxx driver version: %s\n", AIC7XXX_DRIVER_VERSION); - copy_info(&info, "%s\n", ahc->description); + seq_printf(m, "%s\n", ahc->description); ahc_controller_info(ahc, ahc_info); - copy_info(&info, "%s\n", ahc_info); - copy_info(&info, "Allocated SCBs: %d, SG List Length: %d\n\n", + seq_printf(m, "%s\n", ahc_info); + seq_printf(m, "Allocated SCBs: %d, SG List Length: %d\n\n", ahc->scb_data->numscbs, AHC_NSEG); if (ahc->seep_config == NULL) - copy_info(&info, "No Serial EEPROM\n"); + seq_printf(m, "No Serial EEPROM\n"); else { - copy_info(&info, "Serial EEPROM:\n"); + seq_printf(m, "Serial EEPROM:\n"); for (i = 0; i < sizeof(*ahc->seep_config)/2; i++) { if (((i % 8) == 0) && (i != 0)) { - copy_info(&info, "\n"); + seq_printf(m, "\n"); } - copy_info(&info, "0x%.4x ", + seq_printf(m, "0x%.4x ", ((uint16_t*)ahc->seep_config)[i]); } - copy_info(&info, "\n"); + seq_printf(m, "\n"); } - copy_info(&info, "\n"); + seq_printf(m, "\n"); max_targ = 16; if ((ahc->features & (AHC_WIDE|AHC_TWIN)) == 0) @@ -398,10 +335,8 @@ ahc_linux_proc_info(struct Scsi_Host *shost, char *buffer, char **start, target_id = i % 8; } - ahc_dump_target_state(ahc, &info, our_id, + ahc_dump_target_state(ahc, m, our_id, channel, target_id, i); } - retval = info.pos > info.offset ? info.pos - info.offset : 0; -done: - return (retval); + return 0; } diff --git a/drivers/scsi/aic7xxx_old.c b/drivers/scsi/aic7xxx_old.c index 5b212f0df898..33ec9c643400 100644 --- a/drivers/scsi/aic7xxx_old.c +++ b/drivers/scsi/aic7xxx_old.c @@ -11108,7 +11108,7 @@ MODULE_VERSION(AIC7XXX_H_VERSION); static struct scsi_host_template driver_template = { - .proc_info = aic7xxx_proc_info, + .show_info = aic7xxx_show_info, .detect = aic7xxx_detect, .release = aic7xxx_release, .info = aic7xxx_info, diff --git a/drivers/scsi/aic7xxx_old/aic7xxx_proc.c b/drivers/scsi/aic7xxx_old/aic7xxx_proc.c index b07e4f04fd00..976f45ccf2cf 100644 --- a/drivers/scsi/aic7xxx_old/aic7xxx_proc.c +++ b/drivers/scsi/aic7xxx_old/aic7xxx_proc.c @@ -30,62 +30,23 @@ *-M*************************************************************************/ -#define BLS (&aic7xxx_buffer[size]) #define HDRB \ " 0 - 4K 4 - 16K 16 - 64K 64 - 256K 256K - 1M 1M+" -#ifdef PROC_DEBUG -extern int vsprintf(char *, const char *, va_list); - -static void -proc_debug(const char *fmt, ...) -{ - va_list ap; - char buf[256]; - - va_start(ap, fmt); - vsprintf(buf, fmt, ap); - printk(buf); - va_end(ap); -} -#else /* PROC_DEBUG */ -# define proc_debug(fmt, args...) -#endif /* PROC_DEBUG */ - -static int aic7xxx_buffer_size = 0; -static char *aic7xxx_buffer = NULL; - /*+F************************************************************************* * Function: - * aic7xxx_set_info - * - * Description: - * Set parameters for the driver from the /proc filesystem. - *-F*************************************************************************/ -static int -aic7xxx_set_info(char *buffer, int length, struct Scsi_Host *HBAptr) -{ - proc_debug("aic7xxx_set_info(): %s\n", buffer); - return (-ENOSYS); /* Currently this is a no-op */ -} - - -/*+F************************************************************************* - * Function: - * aic7xxx_proc_info + * aic7xxx_show_info * * Description: * Return information to handle /proc support for the driver. *-F*************************************************************************/ int -aic7xxx_proc_info ( struct Scsi_Host *HBAptr, char *buffer, char **start, off_t offset, int length, - int inout) +aic7xxx_show_info(struct seq_file *m, struct Scsi_Host *HBAptr) { struct aic7xxx_host *p; struct aic_dev_data *aic_dev; struct scsi_device *sdptr; - int size = 0; unsigned char i; unsigned char tindex; @@ -94,66 +55,21 @@ aic7xxx_proc_info ( struct Scsi_Host *HBAptr, char *buffer, char **start, off_t if (!p) { - size += sprintf(buffer, "Can't find adapter for host number %d\n", HBAptr->host_no); - if (size > length) - { - return (size); - } - else - { - return (length); - } - } - - if (inout == TRUE) /* Has data been written to the file? */ - { - return (aic7xxx_set_info(buffer, length, HBAptr)); + seq_printf(m, "Can't find adapter for host number %d\n", HBAptr->host_no); + return 0; } p = (struct aic7xxx_host *) HBAptr->hostdata; - /* - * It takes roughly 1K of space to hold all relevant card info, not - * counting any proc stats, so we start out with a 1.5k buffer size and - * if proc_stats is defined, then we sweep the stats structure to see - * how many drives we will be printing out for and add 384 bytes per - * device with active stats. - * - * Hmmmm...that 1.5k seems to keep growing as items get added so they - * can be easily viewed for debugging purposes. So, we bumped that - * 1.5k to 4k so we can quit having to bump it all the time. - */ - - size = 4096; - list_for_each_entry(aic_dev, &p->aic_devs, list) - size += 512; - if (aic7xxx_buffer_size != size) - { - if (aic7xxx_buffer != NULL) - { - kfree(aic7xxx_buffer); - aic7xxx_buffer_size = 0; - } - aic7xxx_buffer = kmalloc(size, GFP_KERNEL); - } - if (aic7xxx_buffer == NULL) - { - size = sprintf(buffer, "AIC7xxx - kmalloc error at line %d\n", - __LINE__); - return size; - } - aic7xxx_buffer_size = size; - - size = 0; - size += sprintf(BLS, "Adaptec AIC7xxx driver version: "); - size += sprintf(BLS, "%s/", AIC7XXX_C_VERSION); - size += sprintf(BLS, "%s", AIC7XXX_H_VERSION); - size += sprintf(BLS, "\n"); - size += sprintf(BLS, "Adapter Configuration:\n"); - size += sprintf(BLS, " SCSI Adapter: %s\n", + seq_printf(m, "Adaptec AIC7xxx driver version: "); + seq_printf(m, "%s/", AIC7XXX_C_VERSION); + seq_printf(m, "%s", AIC7XXX_H_VERSION); + seq_printf(m, "\n"); + seq_printf(m, "Adapter Configuration:\n"); + seq_printf(m, " SCSI Adapter: %s\n", board_names[p->board_name_index]); if (p->flags & AHC_TWIN) - size += sprintf(BLS, " Twin Channel Controller "); + seq_printf(m, " Twin Channel Controller "); else { char *channel = ""; @@ -184,86 +100,86 @@ aic7xxx_proc_info ( struct Scsi_Host *HBAptr, char *buffer, char **start, off_t ultra = "Ultra-2 LVD/SE "; else if (p->features & AHC_ULTRA) ultra = "Ultra "; - size += sprintf(BLS, " %s%sController%s ", + seq_printf(m, " %s%sController%s ", ultra, wide, channel); } switch(p->chip & ~AHC_CHIPID_MASK) { case AHC_VL: - size += sprintf(BLS, "at VLB slot %d\n", p->pci_device_fn); + seq_printf(m, "at VLB slot %d\n", p->pci_device_fn); break; case AHC_EISA: - size += sprintf(BLS, "at EISA slot %d\n", p->pci_device_fn); + seq_printf(m, "at EISA slot %d\n", p->pci_device_fn); break; default: - size += sprintf(BLS, "at PCI %d/%d/%d\n", p->pci_bus, + seq_printf(m, "at PCI %d/%d/%d\n", p->pci_bus, PCI_SLOT(p->pci_device_fn), PCI_FUNC(p->pci_device_fn)); break; } if( !(p->maddr) ) { - size += sprintf(BLS, " Programmed I/O Base: %lx\n", p->base); + seq_printf(m, " Programmed I/O Base: %lx\n", p->base); } else { - size += sprintf(BLS, " PCI MMAPed I/O Base: 0x%lx\n", p->mbase); + seq_printf(m, " PCI MMAPed I/O Base: 0x%lx\n", p->mbase); } if( (p->chip & (AHC_VL | AHC_EISA)) ) { - size += sprintf(BLS, " BIOS Memory Address: 0x%08x\n", p->bios_address); + seq_printf(m, " BIOS Memory Address: 0x%08x\n", p->bios_address); } - size += sprintf(BLS, " Adapter SEEPROM Config: %s\n", + seq_printf(m, " Adapter SEEPROM Config: %s\n", (p->flags & AHC_SEEPROM_FOUND) ? "SEEPROM found and used." : ((p->flags & AHC_USEDEFAULTS) ? "SEEPROM not found, using defaults." : "SEEPROM not found, using leftover BIOS values.") ); - size += sprintf(BLS, " Adaptec SCSI BIOS: %s\n", + seq_printf(m, " Adaptec SCSI BIOS: %s\n", (p->flags & AHC_BIOS_ENABLED) ? "Enabled" : "Disabled"); - size += sprintf(BLS, " IRQ: %d\n", HBAptr->irq); - size += sprintf(BLS, " SCBs: Active %d, Max Active %d,\n", + seq_printf(m, " IRQ: %d\n", HBAptr->irq); + seq_printf(m, " SCBs: Active %d, Max Active %d,\n", p->activescbs, p->max_activescbs); - size += sprintf(BLS, " Allocated %d, HW %d, " + seq_printf(m, " Allocated %d, HW %d, " "Page %d\n", p->scb_data->numscbs, p->scb_data->maxhscbs, p->scb_data->maxscbs); if (p->flags & AHC_EXTERNAL_SRAM) - size += sprintf(BLS, " Using External SCB SRAM\n"); - size += sprintf(BLS, " Interrupts: %ld", p->isr_count); + seq_printf(m, " Using External SCB SRAM\n"); + seq_printf(m, " Interrupts: %ld", p->isr_count); if (p->chip & AHC_EISA) { - size += sprintf(BLS, " %s\n", + seq_printf(m, " %s\n", (p->pause & IRQMS) ? "(Level Sensitive)" : "(Edge Triggered)"); } else { - size += sprintf(BLS, "\n"); + seq_printf(m, "\n"); } - size += sprintf(BLS, " BIOS Control Word: 0x%04x\n", + seq_printf(m, " BIOS Control Word: 0x%04x\n", p->bios_control); - size += sprintf(BLS, " Adapter Control Word: 0x%04x\n", + seq_printf(m, " Adapter Control Word: 0x%04x\n", p->adapter_control); - size += sprintf(BLS, " Extended Translation: %sabled\n", + seq_printf(m, " Extended Translation: %sabled\n", (p->flags & AHC_EXTEND_TRANS_A) ? "En" : "Dis"); - size += sprintf(BLS, "Disconnect Enable Flags: 0x%04x\n", p->discenable); + seq_printf(m, "Disconnect Enable Flags: 0x%04x\n", p->discenable); if (p->features & (AHC_ULTRA | AHC_ULTRA2)) { - size += sprintf(BLS, " Ultra Enable Flags: 0x%04x\n", p->ultraenb); + seq_printf(m, " Ultra Enable Flags: 0x%04x\n", p->ultraenb); } - size += sprintf(BLS, "Default Tag Queue Depth: %d\n", aic7xxx_default_queue_depth); - size += sprintf(BLS, " Tagged Queue By Device array for aic7xxx host " + seq_printf(m, "Default Tag Queue Depth: %d\n", aic7xxx_default_queue_depth); + seq_printf(m, " Tagged Queue By Device array for aic7xxx host " "instance %d:\n", p->instance); - size += sprintf(BLS, " {"); + seq_printf(m, " {"); for(i=0; i < (MAX_TARGETS - 1); i++) - size += sprintf(BLS, "%d,",aic7xxx_tag_info[p->instance].tag_commands[i]); - size += sprintf(BLS, "%d}\n",aic7xxx_tag_info[p->instance].tag_commands[i]); + seq_printf(m, "%d,",aic7xxx_tag_info[p->instance].tag_commands[i]); + seq_printf(m, "%d}\n",aic7xxx_tag_info[p->instance].tag_commands[i]); - size += sprintf(BLS, "\n"); - size += sprintf(BLS, "Statistics:\n\n"); + seq_printf(m, "\n"); + seq_printf(m, "Statistics:\n\n"); list_for_each_entry(aic_dev, &p->aic_devs, list) { sdptr = aic_dev->SDptr; tindex = sdptr->channel << 3 | sdptr->id; - size += sprintf(BLS, "(scsi%d:%d:%d:%d)\n", + seq_printf(m, "(scsi%d:%d:%d:%d)\n", p->host_no, sdptr->channel, sdptr->id, sdptr->lun); - size += sprintf(BLS, " Device using %s/%s", + seq_printf(m, " Device using %s/%s", (aic_dev->cur.width == MSG_EXT_WDTR_BUS_16_BIT) ? "Wide" : "Narrow", (aic_dev->cur.offset != 0) ? @@ -279,78 +195,59 @@ aic7xxx_proc_info ( struct Scsi_Host *HBAptr, char *buffer, char **start, off_t sync_rate = aic7xxx_find_syncrate(p, &period, 0, &options); if (sync_rate != NULL) { - size += sprintf(BLS, "%s MByte/sec, offset %d\n", + seq_printf(m, "%s MByte/sec, offset %d\n", sync_rate->rate[rate], aic_dev->cur.offset ); } else { - size += sprintf(BLS, "3.3 MByte/sec, offset %d\n", + seq_printf(m, "3.3 MByte/sec, offset %d\n", aic_dev->cur.offset ); } } - size += sprintf(BLS, " Transinfo settings: "); - size += sprintf(BLS, "current(%d/%d/%d/%d), ", + seq_printf(m, " Transinfo settings: "); + seq_printf(m, "current(%d/%d/%d/%d), ", aic_dev->cur.period, aic_dev->cur.offset, aic_dev->cur.width, aic_dev->cur.options); - size += sprintf(BLS, "goal(%d/%d/%d/%d), ", + seq_printf(m, "goal(%d/%d/%d/%d), ", aic_dev->goal.period, aic_dev->goal.offset, aic_dev->goal.width, aic_dev->goal.options); - size += sprintf(BLS, "user(%d/%d/%d/%d)\n", + seq_printf(m, "user(%d/%d/%d/%d)\n", p->user[tindex].period, p->user[tindex].offset, p->user[tindex].width, p->user[tindex].options); if(sdptr->simple_tags) { - size += sprintf(BLS, " Tagged Command Queueing Enabled, Ordered Tags %s, Depth %d/%d\n", sdptr->ordered_tags ? "Enabled" : "Disabled", sdptr->queue_depth, aic_dev->max_q_depth); + seq_printf(m, " Tagged Command Queueing Enabled, Ordered Tags %s, Depth %d/%d\n", sdptr->ordered_tags ? "Enabled" : "Disabled", sdptr->queue_depth, aic_dev->max_q_depth); } if(aic_dev->barrier_total) - size += sprintf(BLS, " Total transfers %ld:\n (%ld/%ld/%ld/%ld reads/writes/REQ_BARRIER/Ordered Tags)\n", + seq_printf(m, " Total transfers %ld:\n (%ld/%ld/%ld/%ld reads/writes/REQ_BARRIER/Ordered Tags)\n", aic_dev->r_total+aic_dev->w_total, aic_dev->r_total, aic_dev->w_total, aic_dev->barrier_total, aic_dev->ordered_total); else - size += sprintf(BLS, " Total transfers %ld:\n (%ld/%ld reads/writes)\n", + seq_printf(m, " Total transfers %ld:\n (%ld/%ld reads/writes)\n", aic_dev->r_total+aic_dev->w_total, aic_dev->r_total, aic_dev->w_total); - size += sprintf(BLS, "%s\n", HDRB); - size += sprintf(BLS, " Reads:"); + seq_printf(m, "%s\n", HDRB); + seq_printf(m, " Reads:"); for (i = 0; i < ARRAY_SIZE(aic_dev->r_bins); i++) { - size += sprintf(BLS, " %10ld", aic_dev->r_bins[i]); + seq_printf(m, " %10ld", aic_dev->r_bins[i]); } - size += sprintf(BLS, "\n"); - size += sprintf(BLS, " Writes:"); + seq_printf(m, "\n"); + seq_printf(m, " Writes:"); for (i = 0; i < ARRAY_SIZE(aic_dev->w_bins); i++) { - size += sprintf(BLS, " %10ld", aic_dev->w_bins[i]); + seq_printf(m, " %10ld", aic_dev->w_bins[i]); } - size += sprintf(BLS, "\n"); - size += sprintf(BLS, "\n\n"); - } - if (size >= aic7xxx_buffer_size) - { - printk(KERN_WARNING "aic7xxx: Overflow in aic7xxx_proc.c\n"); - } - - if (offset > size - 1) - { - kfree(aic7xxx_buffer); - aic7xxx_buffer = NULL; - aic7xxx_buffer_size = length = 0; - *start = NULL; + seq_printf(m, "\n"); + seq_printf(m, "\n\n"); } - else - { - *start = buffer; - length = min_t(int, length, size - offset); - memcpy(buffer, &aic7xxx_buffer[offset], length); - } - - return (length); + return 0; } /* diff --git a/drivers/scsi/arm/acornscsi.c b/drivers/scsi/arm/acornscsi.c index 3e1172adb37b..09ba1869d366 100644 --- a/drivers/scsi/arm/acornscsi.c +++ b/drivers/scsi/arm/acornscsi.c @@ -2836,20 +2836,15 @@ char *acornscsi_info(struct Scsi_Host *host) return string; } -int acornscsi_proc_info(struct Scsi_Host *instance, char *buffer, char **start, off_t offset, - int length, int inout) +static int acornscsi_show_info(struct seq_file *m, struct Scsi_Host *instance) { - int pos, begin = 0, devidx; + int devidx; struct scsi_device *scd; AS_Host *host; - char *p = buffer; - - if (inout == 1) - return -EINVAL; host = (AS_Host *)instance->hostdata; - p += sprintf(p, "AcornSCSI driver v%d.%d.%d" + seq_printf(m, "AcornSCSI driver v%d.%d.%d" #ifdef CONFIG_SCSI_ACORNSCSI_SYNC " SYNC" #endif @@ -2864,14 +2859,14 @@ int acornscsi_proc_info(struct Scsi_Host *instance, char *buffer, char **start, #endif "\n\n", VER_MAJOR, VER_MINOR, VER_PATCH); - p += sprintf(p, "SBIC: WD33C93A Address: %p IRQ : %d\n", + seq_printf(m, "SBIC: WD33C93A Address: %p IRQ : %d\n", host->base + SBIC_REGIDX, host->scsi.irq); #ifdef USE_DMAC - p += sprintf(p, "DMAC: uPC71071 Address: %p IRQ : %d\n\n", + seq_printf(m, "DMAC: uPC71071 Address: %p IRQ : %d\n\n", host->base + DMAC_OFFSET, host->scsi.irq); #endif - p += sprintf(p, "Statistics:\n" + seq_printf(m, "Statistics:\n" "Queued commands: %-10u Issued commands: %-10u\n" "Done commands : %-10u Reads : %-10u\n" "Writes : %-10u Others : %-10u\n" @@ -2886,7 +2881,7 @@ int acornscsi_proc_info(struct Scsi_Host *instance, char *buffer, char **start, for (devidx = 0; devidx < 9; devidx ++) { unsigned int statptr, prev; - p += sprintf(p, "\n%c:", devidx == 8 ? 'H' : ('0' + devidx)); + seq_printf(m, "\n%c:", devidx == 8 ? 'H' : ('0' + devidx)); statptr = host->status_ptr[devidx] - 10; if ((signed int)statptr < 0) @@ -2896,7 +2891,7 @@ int acornscsi_proc_info(struct Scsi_Host *instance, char *buffer, char **start, for (; statptr != host->status_ptr[devidx]; statptr = (statptr + 1) & (STATUS_BUFFER_SIZE - 1)) { if (host->status[devidx][statptr].when) { - p += sprintf(p, "%c%02X:%02X+%2ld", + seq_printf(m, "%c%02X:%02X+%2ld", host->status[devidx][statptr].irq ? '-' : ' ', host->status[devidx][statptr].ph, host->status[devidx][statptr].ssr, @@ -2907,51 +2902,32 @@ int acornscsi_proc_info(struct Scsi_Host *instance, char *buffer, char **start, } } - p += sprintf(p, "\nAttached devices:\n"); + seq_printf(m, "\nAttached devices:\n"); shost_for_each_device(scd, instance) { - p += sprintf(p, "Device/Lun TaggedQ Sync\n"); - p += sprintf(p, " %d/%d ", scd->id, scd->lun); + seq_printf(m, "Device/Lun TaggedQ Sync\n"); + seq_printf(m, " %d/%d ", scd->id, scd->lun); if (scd->tagged_supported) - p += sprintf(p, "%3sabled(%3d) ", + seq_printf(m, "%3sabled(%3d) ", scd->simple_tags ? "en" : "dis", scd->current_tag); else - p += sprintf(p, "unsupported "); + seq_printf(m, "unsupported "); if (host->device[scd->id].sync_xfer & 15) - p += sprintf(p, "offset %d, %d ns\n", + seq_printf(m, "offset %d, %d ns\n", host->device[scd->id].sync_xfer & 15, acornscsi_getperiod(host->device[scd->id].sync_xfer)); else - p += sprintf(p, "async\n"); + seq_printf(m, "async\n"); - pos = p - buffer; - if (pos + begin < offset) { - begin += pos; - p = buffer; - } - pos = p - buffer; - if (pos + begin > offset + length) { - scsi_device_put(scd); - break; - } } - - pos = p - buffer; - - *start = buffer + (offset - begin); - pos -= offset - begin; - - if (pos > length) - pos = length; - - return pos; + return 0; } static struct scsi_host_template acornscsi_template = { .module = THIS_MODULE, - .proc_info = acornscsi_proc_info, + .show_info = acornscsi_show_info, .name = "AcornSCSI", .info = acornscsi_info, .queuecommand = acornscsi_queuecmd, diff --git a/drivers/scsi/arm/arxescsi.c b/drivers/scsi/arm/arxescsi.c index 9274510294ac..32d23212de48 100644 --- a/drivers/scsi/arm/arxescsi.c +++ b/drivers/scsi/arm/arxescsi.c @@ -220,47 +220,21 @@ static const char *arxescsi_info(struct Scsi_Host *host) return string; } -/* - * Function: int arxescsi_proc_info(char *buffer, char **start, off_t offset, - * int length, int host_no, int inout) - * Purpose : Return information about the driver to a user process accessing - * the /proc filesystem. - * Params : buffer - a buffer to write information to - * start - a pointer into this buffer set by this routine to the start - * of the required information. - * offset - offset into information that we have read up to. - * length - length of buffer - * host_no - host number to return information for - * inout - 0 for reading, 1 for writing. - * Returns : length of data written to buffer. - */ static int -arxescsi_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, int length, - int inout) +arxescsi_show_info(struct seq_file *m, struct Scsi_Host *host) { struct arxescsi_info *info; - char *p = buffer; - int pos; - info = (struct arxescsi_info *)host->hostdata; - if (inout == 1) - return -EINVAL; - - p += sprintf(p, "ARXE 16-bit SCSI driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - return pos; + seq_printf(m, "ARXE 16-bit SCSI driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static struct scsi_host_template arxescsi_template = { - .proc_info = arxescsi_proc_info, + .show_info = arxescsi_show_info, .name = "ARXE SCSI card", .info = arxescsi_info, .queuecommand = fas216_noqueue_command, diff --git a/drivers/scsi/arm/cumana_1.c b/drivers/scsi/arm/cumana_1.c index c93938b246d5..b679778376c5 100644 --- a/drivers/scsi/arm/cumana_1.c +++ b/drivers/scsi/arm/cumana_1.c @@ -30,7 +30,6 @@ #define NCR5380_write(reg, value) cumanascsi_write(_instance, reg, value) #define NCR5380_intr cumanascsi_intr #define NCR5380_queue_command cumanascsi_queue_command -#define NCR5380_proc_info cumanascsi_proc_info #define NCR5380_implementation_fields \ unsigned ctrl; \ diff --git a/drivers/scsi/arm/cumana_2.c b/drivers/scsi/arm/cumana_2.c index e3bae93c3c22..58915f29055b 100644 --- a/drivers/scsi/arm/cumana_2.c +++ b/drivers/scsi/arm/cumana_2.c @@ -337,50 +337,25 @@ cumanascsi_2_set_proc_info(struct Scsi_Host *host, char *buffer, int length) return ret; } -/* Prototype: int cumanascsi_2_proc_info(char *buffer, char **start, off_t offset, - * int length, int host_no, int inout) - * Purpose : Return information about the driver to a user process accessing - * the /proc filesystem. - * Params : buffer - a buffer to write information to - * start - a pointer into this buffer set by this routine to the start - * of the required information. - * offset - offset into information that we have read up to. - * length - length of buffer - * host_no - host number to return information for - * inout - 0 for reading, 1 for writing. - * Returns : length of data written to buffer. - */ -int cumanascsi_2_proc_info (struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int inout) +static int cumanascsi_2_show_info(struct seq_file *m, struct Scsi_Host *host) { struct cumanascsi2_info *info; - char *p = buffer; - int pos; - - if (inout == 1) - return cumanascsi_2_set_proc_info(host, buffer, length); - info = (struct cumanascsi2_info *)host->hostdata; - p += sprintf(p, "Cumana SCSI II driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += sprintf(p, "Term : o%s\n", + seq_printf(m, "Cumana SCSI II driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + seq_printf(m, "Term : o%s\n", info->terms ? "n" : "ff"); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - - return pos; + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static struct scsi_host_template cumanascsi2_template = { .module = THIS_MODULE, - .proc_info = cumanascsi_2_proc_info, + .show_info = cumanascsi_2_show_info, + .write_info = cumanascsi_2_set_proc_info, .name = "Cumana SCSI II", .info = cumanascsi_2_info, .queuecommand = fas216_queue_command, diff --git a/drivers/scsi/arm/eesox.c b/drivers/scsi/arm/eesox.c index 8e36908415ec..5bf3c0d134b4 100644 --- a/drivers/scsi/arm/eesox.c +++ b/drivers/scsi/arm/eesox.c @@ -422,45 +422,20 @@ eesoxscsi_set_proc_info(struct Scsi_Host *host, char *buffer, int length) return ret; } -/* Prototype: int eesoxscsi_proc_info(char *buffer, char **start, off_t offset, - * int length, int host_no, int inout) - * Purpose : Return information about the driver to a user process accessing - * the /proc filesystem. - * Params : buffer - a buffer to write information to - * start - a pointer into this buffer set by this routine to the start - * of the required information. - * offset - offset into information that we have read up to. - * length - length of buffer - * host_no - host number to return information for - * inout - 0 for reading, 1 for writing. - * Returns : length of data written to buffer. - */ -int eesoxscsi_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int inout) +static int eesoxscsi_show_info(struct seq_file *m, struct Scsi_Host *host) { struct eesoxscsi_info *info; - char *p = buffer; - int pos; - - if (inout == 1) - return eesoxscsi_set_proc_info(host, buffer, length); info = (struct eesoxscsi_info *)host->hostdata; - p += sprintf(p, "EESOX SCSI driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += sprintf(p, "Term : o%s\n", + seq_printf(m, "EESOX SCSI driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + seq_printf(m, "Term : o%s\n", info->control & EESOX_TERM_ENABLE ? "n" : "ff"); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - - return pos; + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static ssize_t eesoxscsi_show_term(struct device *dev, struct device_attribute *attr, char *buf) @@ -498,7 +473,8 @@ static DEVICE_ATTR(bus_term, S_IRUGO | S_IWUSR, static struct scsi_host_template eesox_template = { .module = THIS_MODULE, - .proc_info = eesoxscsi_proc_info, + .show_info = eesoxscsi_show_info, + .write_info = eesoxscsi_set_proc_info, .name = "EESOX SCSI", .info = eesoxscsi_info, .queuecommand = fas216_queue_command, diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c index 737554c37d9e..b46a6f6c0eb3 100644 --- a/drivers/scsi/arm/fas216.c +++ b/drivers/scsi/arm/fas216.c @@ -2958,9 +2958,9 @@ void fas216_release(struct Scsi_Host *host) queue_free(&info->queues.issue); } -int fas216_print_host(FAS216_Info *info, char *buffer) +void fas216_print_host(FAS216_Info *info, struct seq_file *m) { - return sprintf(buffer, + seq_printf(m, "\n" "Chip : %s\n" " Address: 0x%p\n" @@ -2970,11 +2970,9 @@ int fas216_print_host(FAS216_Info *info, char *buffer) info->scsi.irq, info->scsi.dma); } -int fas216_print_stats(FAS216_Info *info, char *buffer) +void fas216_print_stats(FAS216_Info *info, struct seq_file *m) { - char *p = buffer; - - p += sprintf(p, "\n" + seq_printf(m, "\n" "Command Statistics:\n" " Queued : %u\n" " Issued : %u\n" @@ -2991,38 +2989,33 @@ int fas216_print_stats(FAS216_Info *info, char *buffer) info->stats.writes, info->stats.miscs, info->stats.disconnects, info->stats.aborts, info->stats.bus_resets, info->stats.host_resets); - - return p - buffer; } -int fas216_print_devices(FAS216_Info *info, char *buffer) +void fas216_print_devices(FAS216_Info *info, struct seq_file *m) { struct fas216_device *dev; struct scsi_device *scd; - char *p = buffer; - p += sprintf(p, "Device/Lun TaggedQ Parity Sync\n"); + seq_printf(m, "Device/Lun TaggedQ Parity Sync\n"); shost_for_each_device(scd, info->host) { dev = &info->device[scd->id]; - p += sprintf(p, " %d/%d ", scd->id, scd->lun); + seq_printf(m, " %d/%d ", scd->id, scd->lun); if (scd->tagged_supported) - p += sprintf(p, "%3sabled(%3d) ", + seq_printf(m, "%3sabled(%3d) ", scd->simple_tags ? "en" : "dis", scd->current_tag); else - p += sprintf(p, "unsupported "); + seq_printf(m, "unsupported "); - p += sprintf(p, "%3sabled ", dev->parity_enabled ? "en" : "dis"); + seq_printf(m, "%3sabled ", dev->parity_enabled ? "en" : "dis"); if (dev->sof) - p += sprintf(p, "offset %d, %d ns\n", + seq_printf(m, "offset %d, %d ns\n", dev->sof, dev->period * 4); else - p += sprintf(p, "async\n"); + seq_printf(m, "async\n"); } - - return p - buffer; } EXPORT_SYMBOL(fas216_init); diff --git a/drivers/scsi/arm/fas216.h b/drivers/scsi/arm/fas216.h index df2e1b3ddfe2..c57c16ef8193 100644 --- a/drivers/scsi/arm/fas216.h +++ b/drivers/scsi/arm/fas216.h @@ -358,9 +358,9 @@ extern void fas216_remove (struct Scsi_Host *instance); */ extern void fas216_release (struct Scsi_Host *instance); -extern int fas216_print_host(FAS216_Info *info, char *buffer); -extern int fas216_print_stats(FAS216_Info *info, char *buffer); -extern int fas216_print_devices(FAS216_Info *info, char *buffer); +extern void fas216_print_host(FAS216_Info *info, struct seq_file *m); +extern void fas216_print_stats(FAS216_Info *info, struct seq_file *m); +extern void fas216_print_devices(FAS216_Info *info, struct seq_file *m); /* Function: int fas216_eh_abort(struct scsi_cmnd *SCpnt) * Purpose : abort this command diff --git a/drivers/scsi/arm/oak.c b/drivers/scsi/arm/oak.c index 48facdc18002..4266eef8aca1 100644 --- a/drivers/scsi/arm/oak.c +++ b/drivers/scsi/arm/oak.c @@ -31,7 +31,8 @@ #define NCR5380_write(reg, value) writeb(value, _base + ((reg) << 2)) #define NCR5380_intr oakscsi_intr #define NCR5380_queue_command oakscsi_queue_command -#define NCR5380_proc_info oakscsi_proc_info +#define NCR5380_show_info oakscsi_show_info +#define NCR5380_write_info oakscsi_write_info #define NCR5380_implementation_fields \ void __iomem *base @@ -115,7 +116,8 @@ printk("reading %p len %d\n", addr, len); static struct scsi_host_template oakscsi_template = { .module = THIS_MODULE, - .proc_info = oakscsi_proc_info, + .show_info = oakscsi_show_info, + .write_info = oakscsi_write_info, .name = "Oak 16-bit SCSI", .info = oakscsi_info, .queuecommand = oakscsi_queue_command, diff --git a/drivers/scsi/arm/powertec.c b/drivers/scsi/arm/powertec.c index 246600b93555..abc9593615e9 100644 --- a/drivers/scsi/arm/powertec.c +++ b/drivers/scsi/arm/powertec.c @@ -237,32 +237,20 @@ powertecscsi_set_proc_info(struct Scsi_Host *host, char *buffer, int length) * inout - 0 for reading, 1 for writing. * Returns : length of data written to buffer. */ -int powertecscsi_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int inout) +static int powertecscsi_show_info(struct seq_file *m, struct Scsi_Host *host) { struct powertec_info *info; - char *p = buffer; - int pos; - - if (inout == 1) - return powertecscsi_set_proc_info(host, buffer, length); info = (struct powertec_info *)host->hostdata; - p += sprintf(p, "PowerTec SCSI driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += sprintf(p, "Term : o%s\n", + seq_printf(m, "PowerTec SCSI driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + seq_printf(m, "Term : o%s\n", info->term_ctl ? "n" : "ff"); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - - return pos; + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static ssize_t powertecscsi_show_term(struct device *dev, struct device_attribute *attr, char *buf) @@ -291,7 +279,8 @@ static DEVICE_ATTR(bus_term, S_IRUGO | S_IWUSR, static struct scsi_host_template powertecscsi_template = { .module = THIS_MODULE, - .proc_info = powertecscsi_proc_info, + .show_info = powertecscsi_show_info, + .write_info = powertecscsi_set_proc_info, .name = "PowerTec SCSI", .info = powertecscsi_info, .queuecommand = fas216_queue_command, diff --git a/drivers/scsi/atari_NCR5380.c b/drivers/scsi/atari_NCR5380.c index 2db79b469d9e..0f3cdbc80ba6 100644 --- a/drivers/scsi/atari_NCR5380.c +++ b/drivers/scsi/atari_NCR5380.c @@ -719,119 +719,94 @@ static void __init NCR5380_print_options(struct Scsi_Host *instance) * Inputs : instance, pointer to this instance. */ -static void NCR5380_print_status(struct Scsi_Host *instance) +static void lprint_Scsi_Cmnd(Scsi_Cmnd *cmd) { - char *pr_bfr; - char *start; - int len; - - NCR_PRINT(NDEBUG_ANY); - NCR_PRINT_PHASE(NDEBUG_ANY); - - pr_bfr = (char *)__get_free_page(GFP_ATOMIC); - if (!pr_bfr) { - printk("NCR5380_print_status: no memory for print buffer\n"); - return; - } - len = NCR5380_proc_info(instance, pr_bfr, &start, 0, PAGE_SIZE, 0); - pr_bfr[len] = 0; - printk("\n%s\n", pr_bfr); - free_page((unsigned long)pr_bfr); + int i, s; + unsigned char *command; + printk("scsi%d: destination target %d, lun %d\n", + H_NO(cmd), cmd->device->id, cmd->device->lun); + printk(KERN_CONT " command = "); + command = cmd->cmnd; + printk(KERN_CONT "%2d (0x%02x)", command[0], command[0]); + for (i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i) + printk(KERN_CONT " %02x", command[i]); + printk("\n"); } - -/******************************************/ -/* - * /proc/scsi/[dtc pas16 t128 generic]/[0-ASC_NUM_BOARD_SUPPORTED] - * - * *buffer: I/O buffer - * **start: if inout == FALSE pointer into buffer where user read should start - * offset: current offset - * length: length of buffer - * hostno: Scsi_Host host_no - * inout: TRUE - user is writing; FALSE - user is reading - * - * Return the number of bytes read from or written -*/ - -#undef SPRINTF -#define SPRINTF(fmt,args...) \ - do { \ - if (pos + strlen(fmt) + 20 /* slop */ < buffer + length) \ - pos += sprintf(pos, fmt , ## args); \ - } while(0) -static char *lprint_Scsi_Cmnd(Scsi_Cmnd *cmd, char *pos, char *buffer, int length); - -static int NCR5380_proc_info(struct Scsi_Host *instance, char *buffer, - char **start, off_t offset, int length, int inout) +static void NCR5380_print_status(struct Scsi_Host *instance) { - char *pos = buffer; struct NCR5380_hostdata *hostdata; Scsi_Cmnd *ptr; unsigned long flags; - off_t begin = 0; -#define check_offset() \ - do { \ - if (pos - buffer < offset - begin) { \ - begin += pos - buffer; \ - pos = buffer; \ - } \ - } while (0) + + NCR_PRINT(NDEBUG_ANY); + NCR_PRINT_PHASE(NDEBUG_ANY); hostdata = (struct NCR5380_hostdata *)instance->hostdata; - if (inout) /* Has data been written to the file ? */ - return -ENOSYS; /* Currently this is a no-op */ - SPRINTF("NCR5380 core release=%d.\n", NCR5380_PUBLIC_RELEASE); - check_offset(); + printk("\nNCR5380 core release=%d.\n", NCR5380_PUBLIC_RELEASE); local_irq_save(flags); - SPRINTF("NCR5380: coroutine is%s running.\n", + printk("NCR5380: coroutine is%s running.\n", main_running ? "" : "n't"); - check_offset(); if (!hostdata->connected) - SPRINTF("scsi%d: no currently connected command\n", HOSTNO); + printk("scsi%d: no currently connected command\n", HOSTNO); else - pos = lprint_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected, - pos, buffer, length); - SPRINTF("scsi%d: issue_queue\n", HOSTNO); - check_offset(); - for (ptr = (Scsi_Cmnd *)hostdata->issue_queue; ptr; ptr = NEXT(ptr)) { - pos = lprint_Scsi_Cmnd(ptr, pos, buffer, length); - check_offset(); - } + lprint_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected); + printk("scsi%d: issue_queue\n", HOSTNO); + for (ptr = (Scsi_Cmnd *)hostdata->issue_queue; ptr; ptr = NEXT(ptr)) + lprint_Scsi_Cmnd(ptr); - SPRINTF("scsi%d: disconnected_queue\n", HOSTNO); - check_offset(); + printk("scsi%d: disconnected_queue\n", HOSTNO); for (ptr = (Scsi_Cmnd *) hostdata->disconnected_queue; ptr; - ptr = NEXT(ptr)) { - pos = lprint_Scsi_Cmnd(ptr, pos, buffer, length); - check_offset(); - } + ptr = NEXT(ptr)) + lprint_Scsi_Cmnd(ptr); local_irq_restore(flags); - *start = buffer + (offset - begin); - if (pos - buffer < offset - begin) - return 0; - else if (pos - buffer - (offset - begin) < length) - return pos - buffer - (offset - begin); - return length; + printk("\n"); } -static char *lprint_Scsi_Cmnd(Scsi_Cmnd *cmd, char *pos, char *buffer, int length) +static void show_Scsi_Cmnd(Scsi_Cmnd *cmd, struct seq_file *m) { int i, s; unsigned char *command; - SPRINTF("scsi%d: destination target %d, lun %d\n", + seq_printf(m, "scsi%d: destination target %d, lun %d\n", H_NO(cmd), cmd->device->id, cmd->device->lun); - SPRINTF(" command = "); + seq_printf(m, " command = "); command = cmd->cmnd; - SPRINTF("%2d (0x%02x)", command[0], command[0]); + seq_printf(m, "%2d (0x%02x)", command[0], command[0]); for (i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i) - SPRINTF(" %02x", command[i]); - SPRINTF("\n"); - return pos; + seq_printf(m, " %02x", command[i]); + seq_printf(m, "\n"); } +static int NCR5380_show_info(struct seq_file *m, struct Scsi_Host *instance) +{ + struct NCR5380_hostdata *hostdata; + Scsi_Cmnd *ptr; + unsigned long flags; + + hostdata = (struct NCR5380_hostdata *)instance->hostdata; + + seq_printf(m, "NCR5380 core release=%d.\n", NCR5380_PUBLIC_RELEASE); + local_irq_save(flags); + seq_printf(m, "NCR5380: coroutine is%s running.\n", + main_running ? "" : "n't"); + if (!hostdata->connected) + seq_printf(m, "scsi%d: no currently connected command\n", HOSTNO); + else + show_Scsi_Cmnd((Scsi_Cmnd *) hostdata->connected, m); + seq_printf(m, "scsi%d: issue_queue\n", HOSTNO); + for (ptr = (Scsi_Cmnd *)hostdata->issue_queue; ptr; ptr = NEXT(ptr)) + show_Scsi_Cmnd(ptr, m); + + seq_printf(m, "scsi%d: disconnected_queue\n", HOSTNO); + for (ptr = (Scsi_Cmnd *) hostdata->disconnected_queue; ptr; + ptr = NEXT(ptr)) + show_Scsi_Cmnd(ptr, m); + + local_irq_restore(flags); + return 0; +} /* * Function : void NCR5380_init (struct Scsi_Host *instance) diff --git a/drivers/scsi/atari_scsi.c b/drivers/scsi/atari_scsi.c index df740cbbaef4..a3e6c8a3ff0f 100644 --- a/drivers/scsi/atari_scsi.c +++ b/drivers/scsi/atari_scsi.c @@ -1100,7 +1100,7 @@ static void atari_scsi_falcon_reg_write(unsigned char reg, unsigned char value) #include "atari_NCR5380.c" static struct scsi_host_template driver_template = { - .proc_info = atari_scsi_proc_info, + .show_info = atari_scsi_show_info, .name = "Atari native SCSI", .detect = atari_scsi_detect, .release = atari_scsi_release, diff --git a/drivers/scsi/atari_scsi.h b/drivers/scsi/atari_scsi.h index bd52df78b209..11c624bb122d 100644 --- a/drivers/scsi/atari_scsi.h +++ b/drivers/scsi/atari_scsi.h @@ -47,7 +47,7 @@ #define NCR5380_intr atari_scsi_intr #define NCR5380_queue_command atari_scsi_queue_command #define NCR5380_abort atari_scsi_abort -#define NCR5380_proc_info atari_scsi_proc_info +#define NCR5380_show_info atari_scsi_show_info #define NCR5380_dma_read_setup(inst,d,c) atari_scsi_dma_setup (inst, d, c, 0) #define NCR5380_dma_write_setup(inst,d,c) atari_scsi_dma_setup (inst, d, c, 1) #define NCR5380_dma_residual(inst) atari_scsi_dma_residual( inst ) diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c index cfc73041f102..15a629d8ed08 100644 --- a/drivers/scsi/atp870u.c +++ b/drivers/scsi/atp870u.c @@ -3099,38 +3099,14 @@ static const char *atp870u_info(struct Scsi_Host *notused) return buffer; } -#define BLS buffer + len + size -static int atp870u_proc_info(struct Scsi_Host *HBAptr, char *buffer, - char **start, off_t offset, int length, int inout) +static int atp870u_show_info(struct seq_file *m, struct Scsi_Host *HBAptr) { - static u8 buff[512]; - int size = 0; - int len = 0; - off_t begin = 0; - off_t pos = 0; - - if (inout) - return -EINVAL; - if (offset == 0) - memset(buff, 0, sizeof(buff)); - size += sprintf(BLS, "ACARD AEC-671X Driver Version: 2.6+ac\n"); - len += size; - pos = begin + len; - size = 0; - - size += sprintf(BLS, "\n"); - size += sprintf(BLS, "Adapter Configuration:\n"); - size += sprintf(BLS, " Base IO: %#.4lx\n", HBAptr->io_port); - size += sprintf(BLS, " IRQ: %d\n", HBAptr->irq); - len += size; - pos = begin + len; - - *start = buffer + (offset - begin); /* Start of wanted data */ - len -= (offset - begin); /* Start slop */ - if (len > length) { - len = length; /* Ending slop */ - } - return (len); + seq_printf(m, "ACARD AEC-671X Driver Version: 2.6+ac\n"); + seq_printf(m, "\n"); + seq_printf(m, "Adapter Configuration:\n"); + seq_printf(m, " Base IO: %#.4lx\n", HBAptr->io_port); + seq_printf(m, " IRQ: %d\n", HBAptr->irq); + return 0; } @@ -3177,7 +3153,7 @@ static struct scsi_host_template atp870u_template = { .module = THIS_MODULE, .name = "atp870u" /* name */, .proc_name = "atp870u", - .proc_info = atp870u_proc_info, + .show_info = atp870u_show_info, .info = atp870u_info /* info */, .queuecommand = atp870u_queuecommand /* queuecommand */, .eh_abort_handler = atp870u_abort /* abort */, diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c index fed486bfd3f4..694e13c45dfd 100644 --- a/drivers/scsi/dc395x.c +++ b/drivers/scsi/dc395x.c @@ -4616,26 +4616,21 @@ static void adapter_uninit(struct AdapterCtlBlk *acb) #undef SPRINTF -#define SPRINTF(args...) pos += sprintf(pos, args) +#define SPRINTF(args...) seq_printf(m,##args) #undef YESNO #define YESNO(YN) \ if (YN) SPRINTF(" Yes ");\ else SPRINTF(" No ") -static int dc395x_proc_info(struct Scsi_Host *host, char *buffer, - char **start, off_t offset, int length, int inout) +static int dc395x_show_info(struct seq_file *m, struct Scsi_Host *host) { struct AdapterCtlBlk *acb = (struct AdapterCtlBlk *)host->hostdata; int spd, spd1; - char *pos = buffer; struct DeviceCtlBlk *dcb; unsigned long flags; int dev; - if (inout) /* Has data been written to the file ? */ - return -EPERM; - SPRINTF(DC395X_BANNER " PCI SCSI Host Adapter\n"); SPRINTF(" Driver Version " DC395X_VERSION "\n"); @@ -4735,22 +4730,15 @@ static int dc395x_proc_info(struct Scsi_Host *host, char *buffer, SPRINTF("END\n"); } - *start = buffer + offset; DC395x_UNLOCK_IO(acb->scsi_host, flags); - - if (pos - buffer < offset) - return 0; - else if (pos - buffer - offset < length) - return pos - buffer - offset; - else - return length; + return 0; } static struct scsi_host_template dc395x_driver_template = { .module = THIS_MODULE, .proc_name = DC395X_NAME, - .proc_info = dc395x_proc_info, + .show_info = dc395x_show_info, .name = DC395X_BANNER " " DC395X_VERSION, .queuecommand = dc395x_queue_command, .bios_param = dc395x_bios_param, diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c index b6e2700ec1c6..19e1b422260a 100644 --- a/drivers/scsi/dpt_i2o.c +++ b/drivers/scsi/dpt_i2o.c @@ -553,36 +553,14 @@ static const char *adpt_info(struct Scsi_Host *host) return (char *) (pHba->detail); } -static int adpt_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int inout) +static int adpt_show_info(struct seq_file *m, struct Scsi_Host *host) { struct adpt_device* d; int id; int chan; - int len = 0; - int begin = 0; - int pos = 0; adpt_hba* pHba; int unit; - *start = buffer; - if (inout == TRUE) { - /* - * The user has done a write and wants us to take the - * data in the buffer and do something with it. - * proc_scsiwrite calls us with inout = 1 - * - * Read data from buffer (writing to us) - NOT SUPPORTED - */ - return -EINVAL; - } - - /* - * inout = 0 means the user has done a read and wants information - * returned, so we write information about the cards into the buffer - * proc_scsiread() calls us with inout = 0 - */ - // Find HBA (host bus adapter) we are looking for mutex_lock(&adpt_configuration_lock); for (pHba = hba_chain; pHba; pHba = pHba->next) { @@ -596,86 +574,30 @@ static int adpt_proc_info(struct Scsi_Host *host, char *buffer, char **start, of } host = pHba->host; - len = sprintf(buffer , "Adaptec I2O RAID Driver Version: %s\n\n", DPT_I2O_VERSION); - len += sprintf(buffer+len, "%s\n", pHba->detail); - len += sprintf(buffer+len, "SCSI Host=scsi%d Control Node=/dev/%s irq=%d\n", + seq_printf(m, "Adaptec I2O RAID Driver Version: %s\n\n", DPT_I2O_VERSION); + seq_printf(m, "%s\n", pHba->detail); + seq_printf(m, "SCSI Host=scsi%d Control Node=/dev/%s irq=%d\n", pHba->host->host_no, pHba->name, host->irq); - len += sprintf(buffer+len, "\tpost fifo size = %d\n\treply fifo size = %d\n\tsg table size = %d\n\n", + seq_printf(m, "\tpost fifo size = %d\n\treply fifo size = %d\n\tsg table size = %d\n\n", host->can_queue, (int) pHba->reply_fifo_size , host->sg_tablesize); - pos = begin + len; - - /* CHECKPOINT */ - if(pos > offset + length) { - goto stop_output; - } - if(pos <= offset) { - /* - * If we haven't even written to where we last left - * off (the last time we were called), reset the - * beginning pointer. - */ - len = 0; - begin = pos; - } - len += sprintf(buffer+len, "Devices:\n"); + seq_printf(m, "Devices:\n"); for(chan = 0; chan < MAX_CHANNEL; chan++) { for(id = 0; id < MAX_ID; id++) { d = pHba->channel[chan].device[id]; - while(d){ - len += sprintf(buffer+len,"\t%-24.24s", d->pScsi_dev->vendor); - len += sprintf(buffer+len," Rev: %-8.8s\n", d->pScsi_dev->rev); - pos = begin + len; - - - /* CHECKPOINT */ - if(pos > offset + length) { - goto stop_output; - } - if(pos <= offset) { - len = 0; - begin = pos; - } + while(d) { + seq_printf(m,"\t%-24.24s", d->pScsi_dev->vendor); + seq_printf(m," Rev: %-8.8s\n", d->pScsi_dev->rev); unit = d->pI2o_dev->lct_data.tid; - len += sprintf(buffer+len, "\tTID=%d, (Channel=%d, Target=%d, Lun=%d) (%s)\n\n", + seq_printf(m, "\tTID=%d, (Channel=%d, Target=%d, Lun=%d) (%s)\n\n", unit, (int)d->scsi_channel, (int)d->scsi_id, (int)d->scsi_lun, scsi_device_online(d->pScsi_dev)? "online":"offline"); - pos = begin + len; - - /* CHECKPOINT */ - if(pos > offset + length) { - goto stop_output; - } - if(pos <= offset) { - len = 0; - begin = pos; - } - d = d->next_lun; } } } - - /* - * begin is where we last checked our position with regards to offset - * begin is always less than offset. len is relative to begin. It - * is the number of bytes written past begin - * - */ -stop_output: - /* stop the output and calculate the correct length */ - *(buffer + len) = '\0'; - - *start = buffer + (offset - begin); /* Start of wanted data */ - len -= (offset - begin); - if(len > length) { - len = length; - } else if(len < 0){ - len = 0; - **start = '\0'; - } - return len; + return 0; } /* @@ -3639,7 +3561,7 @@ static struct scsi_host_template driver_template = { .module = THIS_MODULE, .name = "dpt_i2o", .proc_name = "dpt_i2o", - .proc_info = adpt_proc_info, + .show_info = adpt_show_info, .info = adpt_info, .queuecommand = adpt_queue, .eh_abort_handler = adpt_abort, diff --git a/drivers/scsi/dtc.c b/drivers/scsi/dtc.c index 4b11bb04f5c4..d01f01604140 100644 --- a/drivers/scsi/dtc.c +++ b/drivers/scsi/dtc.c @@ -216,7 +216,8 @@ static int __init dtc_detect(struct scsi_host_template * tpnt) int sig, count; tpnt->proc_name = "dtc3x80"; - tpnt->proc_info = &dtc_proc_info; + tpnt->show_info = dtc_show_info; + tpnt->write_info = dtc_write_info; for (count = 0; current_override < NO_OVERRIDES; ++current_override) { addr = 0; diff --git a/drivers/scsi/dtc.h b/drivers/scsi/dtc.h index cdc621204b66..92d7cfc3f4fc 100644 --- a/drivers/scsi/dtc.h +++ b/drivers/scsi/dtc.h @@ -88,7 +88,8 @@ static int dtc_bus_reset(Scsi_Cmnd *); #define NCR5380_queue_command dtc_queue_command #define NCR5380_abort dtc_abort #define NCR5380_bus_reset dtc_bus_reset -#define NCR5380_proc_info dtc_proc_info +#define NCR5380_show_info dtc_show_info +#define NCR5380_write_info dtc_write_info /* 15 12 11 10 1001 1100 0000 0000 */ diff --git a/drivers/scsi/eata_pio.c b/drivers/scsi/eata_pio.c index d5f8362335d3..356def44ce58 100644 --- a/drivers/scsi/eata_pio.c +++ b/drivers/scsi/eata_pio.c @@ -92,58 +92,22 @@ static unsigned long queue_counter; static struct scsi_host_template driver_template; -/* - * eata_proc_info - * inout : decides on the direction of the dataflow and the meaning of the - * variables - * buffer: If inout==FALSE data is being written to it else read from it - * *start: If inout==FALSE start of the valid data in the buffer - * offset: If inout==FALSE offset from the beginning of the imaginary file - * from which we start writing into the buffer - * length: If inout==FALSE max number of bytes to be written into the buffer - * else number of bytes in the buffer - */ -static int eata_pio_proc_info(struct Scsi_Host *shost, char *buffer, char **start, off_t offset, - int length, int rw) +static int eata_pio_show_info(struct seq_file *m, struct Scsi_Host *shost) { - int len = 0; - off_t begin = 0, pos = 0; - - if (rw) - return -ENOSYS; - - len += sprintf(buffer+len, "EATA (Extended Attachment) PIO driver version: " + seq_printf(m, "EATA (Extended Attachment) PIO driver version: " "%d.%d%s\n",VER_MAJOR, VER_MINOR, VER_SUB); - len += sprintf(buffer + len, "queued commands: %10ld\n" + seq_printf(m, "queued commands: %10ld\n" "processed interrupts:%10ld\n", queue_counter, int_counter); - len += sprintf(buffer + len, "\nscsi%-2d: HBA %.10s\n", + seq_printf(m, "\nscsi%-2d: HBA %.10s\n", shost->host_no, SD(shost)->name); - len += sprintf(buffer + len, "Firmware revision: v%s\n", + seq_printf(m, "Firmware revision: v%s\n", SD(shost)->revision); - len += sprintf(buffer + len, "IO: PIO\n"); - len += sprintf(buffer + len, "Base IO : %#.4x\n", (u32) shost->base); - len += sprintf(buffer + len, "Host Bus: %s\n", + seq_printf(m, "IO: PIO\n"); + seq_printf(m, "Base IO : %#.4x\n", (u32) shost->base); + seq_printf(m, "Host Bus: %s\n", (SD(shost)->bustype == 'P')?"PCI ": (SD(shost)->bustype == 'E')?"EISA":"ISA "); - - pos = begin + len; - - if (pos < offset) { - len = 0; - begin = pos; - } - if (pos > offset + length) - goto stop_output; - -stop_output: - DBG(DBG_PROC, printk("2pos: %ld offset: %ld len: %d\n", pos, offset, len)); - *start = buffer + (offset - begin); /* Start of wanted data */ - len -= (offset - begin); /* Start slop */ - if (len > length) - len = length; /* Ending slop */ - DBG(DBG_PROC, printk("3pos: %ld offset: %ld len: %d\n", pos, offset, len)); - - return len; + return 0; } static int eata_pio_release(struct Scsi_Host *sh) @@ -985,7 +949,7 @@ static int eata_pio_detect(struct scsi_host_template *tpnt) static struct scsi_host_template driver_template = { .proc_name = "eata_pio", .name = "EATA (Extended Attachment) PIO driver", - .proc_info = eata_pio_proc_info, + .show_info = eata_pio_show_info, .detect = eata_pio_detect, .release = eata_pio_release, .queuecommand = eata_pio_queue, diff --git a/drivers/scsi/g_NCR5380.c b/drivers/scsi/g_NCR5380.c index 5041f925c191..5cec6c60ca22 100644 --- a/drivers/scsi/g_NCR5380.c +++ b/drivers/scsi/g_NCR5380.c @@ -745,42 +745,36 @@ static inline int NCR5380_pwrite(struct Scsi_Host *instance, unsigned char *src, #include "NCR5380.c" -#define PRINTP(x) len += sprintf(buffer+len, x) +#define PRINTP(x) seq_printf(m, x) #define ANDP , -static int sprint_opcode(char *buffer, int len, int opcode) +static void sprint_opcode(struct seq_file *m, int opcode) { - int start = len; PRINTP("0x%02x " ANDP opcode); - return len - start; } -static int sprint_command(char *buffer, int len, unsigned char *command) +static void sprint_command(struct seq_file *m, unsigned char *command) { - int i, s, start = len; - len += sprint_opcode(buffer, len, command[0]); + int i, s; + sprint_opcode(m, command[0]); for (i = 1, s = COMMAND_SIZE(command[0]); i < s; ++i) PRINTP("%02x " ANDP command[i]); PRINTP("\n"); - return len - start; } /** * sprintf_Scsi_Cmnd - print a scsi command - * @buffer: buffr to print into - * @len: buffer length + * @m: seq_fil to print into * @cmd: SCSI command block * * Print out the target and command data in hex */ -static int sprint_Scsi_Cmnd(char *buffer, int len, Scsi_Cmnd * cmd) +static void sprint_Scsi_Cmnd(struct seq_file *m, Scsi_Cmnd * cmd) { - int start = len; PRINTP("host number %d destination target %d, lun %d\n" ANDP cmd->device->host->host_no ANDP cmd->device->id ANDP cmd->device->lun); PRINTP(" command = "); - len += sprint_command(buffer, len, cmd->cmnd); - return len - start; + sprint_command(m, cmd->cmnd); } /** @@ -800,9 +794,8 @@ static int sprint_Scsi_Cmnd(char *buffer, int len, Scsi_Cmnd * cmd) * Locks: global cli/lock for queue walk */ -static int generic_NCR5380_proc_info(struct Scsi_Host *scsi_ptr, char *buffer, char **start, off_t offset, int length, int inout) +static int generic_NCR5380_show_info(struct seq_file *m, struct Scsi_Host *scsi_ptr) { - int len = 0; NCR5380_local_declare(); unsigned long flags; unsigned char status; @@ -853,16 +846,16 @@ static int generic_NCR5380_proc_info(struct Scsi_Host *scsi_ptr, char *buffer, c PRINTP(" T:%d %s " ANDP dev->id ANDP scsi_device_type(dev->type)); for (i = 0; i < 8; i++) if (dev->vendor[i] >= 0x20) - *(buffer + (len++)) = dev->vendor[i]; - *(buffer + (len++)) = ' '; + seq_putc(m, dev->vendor[i]); + seq_putc(m, ' '); for (i = 0; i < 16; i++) if (dev->model[i] >= 0x20) - *(buffer + (len++)) = dev->model[i]; - *(buffer + (len++)) = ' '; + seq_putc(m, dev->model[i]); + seq_putc(m, ' '); for (i = 0; i < 4; i++) if (dev->rev[i] >= 0x20) - *(buffer + (len++)) = dev->rev[i]; - *(buffer + (len++)) = ' '; + seq_putc(m, dev->rev[i]); + seq_putc(m, ' '); PRINTP("\n%10ld kb read in %5ld secs" ANDP br / 1024 ANDP tr); if (tr) @@ -886,32 +879,28 @@ static int generic_NCR5380_proc_info(struct Scsi_Host *scsi_ptr, char *buffer, c if (!hostdata->connected) { PRINTP("No currently connected command\n"); } else { - len += sprint_Scsi_Cmnd(buffer, len, (Scsi_Cmnd *) hostdata->connected); + sprint_Scsi_Cmnd(m, (Scsi_Cmnd *) hostdata->connected); } PRINTP("issue_queue\n"); for (ptr = (Scsi_Cmnd *) hostdata->issue_queue; ptr; ptr = (Scsi_Cmnd *) ptr->host_scribble) - len += sprint_Scsi_Cmnd(buffer, len, ptr); + sprint_Scsi_Cmnd(m, ptr); PRINTP("disconnected_queue\n"); for (ptr = (Scsi_Cmnd *) hostdata->disconnected_queue; ptr; ptr = (Scsi_Cmnd *) ptr->host_scribble) - len += sprint_Scsi_Cmnd(buffer, len, ptr); + sprint_Scsi_Cmnd(m, ptr); - *start = buffer + offset; - len -= offset; - if (len > length) - len = length; spin_unlock_irqrestore(scsi_ptr->host_lock, flags); - return len; + return 0; } #undef PRINTP #undef ANDP static struct scsi_host_template driver_template = { - .proc_info = generic_NCR5380_proc_info, + .show_info = generic_NCR5380_show_info, .name = "Generic NCR5380/NCR53C400 Scsi Driver", .detect = generic_NCR5380_detect, .release = generic_NCR5380_release_resources, diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index 59bceac51a4c..6d55b4e7e792 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c @@ -4676,7 +4676,8 @@ static struct scsi_host_template gdth_template = { .eh_bus_reset_handler = gdth_eh_bus_reset, .slave_configure = gdth_slave_configure, .bios_param = gdth_bios_param, - .proc_info = gdth_proc_info, + .show_info = gdth_show_info, + .write_info = gdth_set_info, .eh_timed_out = gdth_timed_out, .proc_name = "gdth", .can_queue = GDTH_MAXCMDS, diff --git a/drivers/scsi/gdth.h b/drivers/scsi/gdth.h index fbf6f0f4b0dd..3fd8b83ffbf9 100644 --- a/drivers/scsi/gdth.h +++ b/drivers/scsi/gdth.h @@ -1007,6 +1007,7 @@ typedef struct { /* function prototyping */ -int gdth_proc_info(struct Scsi_Host *, char *,char **,off_t,int,int); +int gdth_show_info(struct seq_file *, struct Scsi_Host *); +int gdth_set_info(struct Scsi_Host *, char *, int); #endif diff --git a/drivers/scsi/gdth_proc.c b/drivers/scsi/gdth_proc.c index 652754319a4b..9fb632684863 100644 --- a/drivers/scsi/gdth_proc.c +++ b/drivers/scsi/gdth_proc.c @@ -5,23 +5,9 @@ #include <linux/completion.h> #include <linux/slab.h> -int gdth_proc_info(struct Scsi_Host *host, char *buffer,char **start,off_t offset,int length, - int inout) +int gdth_set_info(struct Scsi_Host *host, char *buffer, int length) { gdth_ha_str *ha = shost_priv(host); - - TRACE2(("gdth_proc_info() length %d offs %d inout %d\n", - length,(int)offset,inout)); - - if (inout) - return(gdth_set_info(buffer,length,host,ha)); - else - return(gdth_get_info(buffer,start,offset,length,host,ha)); -} - -static int gdth_set_info(char *buffer,int length,struct Scsi_Host *host, - gdth_ha_str *ha) -{ int ret_val = -EINVAL; TRACE2(("gdth_set_info() ha %d\n",ha->hanum,)); @@ -149,12 +135,10 @@ static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer, return(-EINVAL); } -static int gdth_get_info(char *buffer,char **start,off_t offset,int length, - struct Scsi_Host *host, gdth_ha_str *ha) +int gdth_show_info(struct seq_file *m, struct Scsi_Host *host) { - int size = 0,len = 0; + gdth_ha_str *ha = shost_priv(host); int hlen; - off_t begin = 0,pos = 0; int id, i, j, k, sec, flag; int no_mdrv = 0, drv_no, is_mirr; u32 cnt; @@ -189,8 +173,7 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, /* request is i.e. "cat /proc/scsi/gdth/0" */ /* format: %-15s\t%-10s\t%-15s\t%s */ /* driver parameters */ - size = sprintf(buffer+len,"Driver Parameters:\n"); - len += size; pos = begin + len; + seq_printf(m, "Driver Parameters:\n"); if (reserve_list[0] == 0xff) strcpy(hrec, "--"); else { @@ -201,69 +184,50 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, hlen += snprintf(hrec + hlen , 161 - hlen, ",%d", reserve_list[i]); } } - size = sprintf(buffer+len, + seq_printf(m, " reserve_mode: \t%d \treserve_list: \t%s\n", reserve_mode, hrec); - len += size; pos = begin + len; - size = sprintf(buffer+len, + seq_printf(m, " max_ids: \t%-3d \thdr_channel: \t%d\n", max_ids, hdr_channel); - len += size; pos = begin + len; /* controller information */ - size = sprintf(buffer+len,"\nDisk Array Controller Information:\n"); - len += size; pos = begin + len; - strcpy(hrec, ha->binfo.type_string); - size = sprintf(buffer+len, + seq_printf(m,"\nDisk Array Controller Information:\n"); + seq_printf(m, " Number: \t%d \tName: \t%s\n", - ha->hanum, hrec); - len += size; pos = begin + len; + ha->hanum, ha->binfo.type_string); + seq_printf(m, + " Driver Ver.: \t%-10s\tFirmware Ver.: \t", + GDTH_VERSION_STR); if (ha->more_proc) - sprintf(hrec, "%d.%02d.%02d-%c%03X", + seq_printf(m, "%d.%02d.%02d-%c%03X\n", (u8)(ha->binfo.upd_fw_ver>>24), (u8)(ha->binfo.upd_fw_ver>>16), (u8)(ha->binfo.upd_fw_ver), ha->bfeat.raid ? 'R':'N', ha->binfo.upd_revision); else - sprintf(hrec, "%d.%02d", (u8)(ha->cpar.version>>8), + seq_printf(m, "%d.%02d\n", (u8)(ha->cpar.version>>8), (u8)(ha->cpar.version)); - - size = sprintf(buffer+len, - " Driver Ver.: \t%-10s\tFirmware Ver.: \t%s\n", - GDTH_VERSION_STR, hrec); - len += size; pos = begin + len; - if (ha->more_proc) { + if (ha->more_proc) /* more information: 1. about controller */ - size = sprintf(buffer+len, + seq_printf(m, " Serial No.: \t0x%8X\tCache RAM size:\t%d KB\n", ha->binfo.ser_no, ha->binfo.memsize / 1024); - len += size; pos = begin + len; - } #ifdef GDTH_DMA_STATISTICS /* controller statistics */ - size = sprintf(buffer+len,"\nController Statistics:\n"); - len += size; pos = begin + len; - size = sprintf(buffer+len, + seq_printf(m,"\nController Statistics:\n"); + seq_printf(m, " 32-bit DMA buffer:\t%lu\t64-bit DMA buffer:\t%lu\n", ha->dma32_cnt, ha->dma64_cnt); - len += size; pos = begin + len; #endif - if (pos < offset) { - len = 0; - begin = pos; - } - if (pos > offset + length) - goto stop_output; - if (ha->more_proc) { /* more information: 2. about physical devices */ - size = sprintf(buffer+len,"\nPhysical Devices:"); - len += size; pos = begin + len; + seq_printf(m, "\nPhysical Devices:"); flag = FALSE; buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr); @@ -309,21 +273,19 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, strncpy(hrec+8,pdi->product,16); strncpy(hrec+24,pdi->revision,4); hrec[28] = 0; - size = sprintf(buffer+len, + seq_printf(m, "\n Chn/ID/LUN: \t%c/%02d/%d \tName: \t%s\n", 'A'+i,pdi->target_id,pdi->lun,hrec); - len += size; pos = begin + len; flag = TRUE; pdi->no_ldrive &= 0xffff; if (pdi->no_ldrive == 0xffff) strcpy(hrec,"--"); else sprintf(hrec,"%d",pdi->no_ldrive); - size = sprintf(buffer+len, + seq_printf(m, " Capacity [MB]:\t%-6d \tTo Log. Drive: \t%s\n", pdi->blkcnt/(1024*1024/pdi->blksize), hrec); - len += size; pos = begin + len; } else { pdi->devtype = 0xff; } @@ -333,11 +295,10 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, for (k = 0; k < pds->count; ++k) { if (pds->list[k].tid == pdi->target_id && pds->list[k].lun == pdi->lun) { - size = sprintf(buffer+len, + seq_printf(m, " Retries: \t%-6d \tReassigns: \t%d\n", pds->list[k].retries, pds->list[k].reassigns); - len += size; pos = begin + len; break; } } @@ -355,32 +316,20 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, pdef->sddc_type = 0x08; if (gdth_execute(host, gdtcmd, cmnd, 30, NULL) == S_OK) { - size = sprintf(buffer+len, + seq_printf(m, " Grown Defects:\t%d\n", pdef->sddc_cnt); - len += size; pos = begin + len; } } - if (pos < offset) { - len = 0; - begin = pos; - } - if (pos > offset + length) { - gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); - goto stop_output; - } } } gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); - if (!flag) { - size = sprintf(buffer+len, "\n --\n"); - len += size; pos = begin + len; - } + if (!flag) + seq_printf(m, "\n --\n"); /* 3. about logical drives */ - size = sprintf(buffer+len,"\nLogical Drives:"); - len += size; pos = begin + len; + seq_printf(m,"\nLogical Drives:"); flag = FALSE; buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr); @@ -418,10 +367,9 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, } if (drv_no == i) { - size = sprintf(buffer+len, + seq_printf(m, "\n Number: \t%-2d \tStatus: \t%s\n", drv_no, hrec); - len += size; pos = begin + len; flag = TRUE; no_mdrv = pcdi->cd_ldcnt; if (no_mdrv > 1 || pcdi->ld_slave != -1) { @@ -436,61 +384,37 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, } else { strcpy(hrec, "???"); } - size = sprintf(buffer+len, + seq_printf(m, " Capacity [MB]:\t%-6d \tType: \t%s\n", pcdi->ld_blkcnt/(1024*1024/pcdi->ld_blksize), hrec); - len += size; pos = begin + len; } else { - size = sprintf(buffer+len, + seq_printf(m, " Slave Number: \t%-2d \tStatus: \t%s\n", drv_no & 0x7fff, hrec); - len += size; pos = begin + len; } drv_no = pcdi->ld_slave; - if (pos < offset) { - len = 0; - begin = pos; - } - if (pos > offset + length) { - gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); - goto stop_output; - } } while (drv_no != -1); - if (is_mirr) { - size = sprintf(buffer+len, + if (is_mirr) + seq_printf(m, " Missing Drv.: \t%-2d \tInvalid Drv.: \t%d\n", no_mdrv - j - k, k); - len += size; pos = begin + len; - } - + if (!ha->hdr[i].is_arraydrv) strcpy(hrec, "--"); else sprintf(hrec, "%d", ha->hdr[i].master_no); - size = sprintf(buffer+len, + seq_printf(m, " To Array Drv.:\t%s\n", hrec); - len += size; pos = begin + len; - if (pos < offset) { - len = 0; - begin = pos; - } - if (pos > offset + length) { - gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); - goto stop_output; - } } gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); - if (!flag) { - size = sprintf(buffer+len, "\n --\n"); - len += size; pos = begin + len; - } + if (!flag) + seq_printf(m, "\n --\n"); /* 4. about array drives */ - size = sprintf(buffer+len,"\nArray Drives:"); - len += size; pos = begin + len; + seq_printf(m,"\nArray Drives:"); flag = FALSE; buf = gdth_ioctl_alloc(ha, GDTH_SCRATCH, FALSE, &paddr); @@ -525,10 +449,9 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, strcat(hrec, "/expand"); else if (pai->ai_ext_state & 0x1) strcat(hrec, "/patch"); - size = sprintf(buffer+len, + seq_printf(m, "\n Number: \t%-2d \tStatus: \t%s\n", i,hrec); - len += size; pos = begin + len; flag = TRUE; if (pai->ai_type == 0) @@ -539,31 +462,19 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, strcpy(hrec, "RAID-5"); else strcpy(hrec, "RAID-10"); - size = sprintf(buffer+len, + seq_printf(m, " Capacity [MB]:\t%-6d \tType: \t%s\n", pai->ai_size/(1024*1024/pai->ai_secsize), hrec); - len += size; pos = begin + len; - if (pos < offset) { - len = 0; - begin = pos; - } - if (pos > offset + length) { - gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); - goto stop_output; - } } } gdth_ioctl_free(ha, GDTH_SCRATCH, buf, paddr); - if (!flag) { - size = sprintf(buffer+len, "\n --\n"); - len += size; pos = begin + len; - } + if (!flag) + seq_printf(m, "\n --\n"); /* 5. about host drives */ - size = sprintf(buffer+len,"\nHost Drives:"); - len += size; pos = begin + len; + seq_printf(m,"\nHost Drives:"); flag = FALSE; buf = gdth_ioctl_alloc(ha, sizeof(gdth_hget_str), FALSE, &paddr); @@ -605,33 +516,22 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, if (!(ha->hdr[i].present)) continue; - size = sprintf(buffer+len, + seq_printf(m, "\n Number: \t%-2d \tArr/Log. Drive:\t%d\n", i, ha->hdr[i].ldr_no); - len += size; pos = begin + len; flag = TRUE; - size = sprintf(buffer+len, + seq_printf(m, " Capacity [MB]:\t%-6d \tStart Sector: \t%d\n", (u32)(ha->hdr[i].size/2048), ha->hdr[i].start_sec); - len += size; pos = begin + len; - if (pos < offset) { - len = 0; - begin = pos; - } - if (pos > offset + length) - goto stop_output; } - if (!flag) { - size = sprintf(buffer+len, "\n --\n"); - len += size; pos = begin + len; - } + if (!flag) + seq_printf(m, "\n --\n"); } /* controller events */ - size = sprintf(buffer+len,"\nController Events:\n"); - len += size; pos = begin + len; + seq_printf(m,"\nController Events:\n"); for (id = -1;;) { id = gdth_read_event(ha, id, estr); @@ -643,29 +543,14 @@ static int gdth_get_info(char *buffer,char **start,off_t offset,int length, do_gettimeofday(&tv); sec = (int)(tv.tv_sec - estr->first_stamp); if (sec < 0) sec = 0; - size = sprintf(buffer+len," date- %02d:%02d:%02d\t%s\n", + seq_printf(m," date- %02d:%02d:%02d\t%s\n", sec/3600, sec%3600/60, sec%60, hrec); - len += size; pos = begin + len; - if (pos < offset) { - len = 0; - begin = pos; - } - if (pos > offset + length) - goto stop_output; } if (id == -1) break; } - stop_output: - *start = buffer +(offset-begin); - len -= (offset-begin); - if (len > length) - len = length; - TRACE2(("get_info() len %d pos %d begin %d offset %d length %d size %d\n", - len,(int)pos,(int)begin,(int)offset,length,size)); - rc = len; - + rc = 0; free_fail: kfree(gdtcmd); kfree(estr); diff --git a/drivers/scsi/gdth_proc.h b/drivers/scsi/gdth_proc.h index dab15f59f2cc..aaa618198972 100644 --- a/drivers/scsi/gdth_proc.h +++ b/drivers/scsi/gdth_proc.h @@ -8,11 +8,6 @@ int gdth_execute(struct Scsi_Host *shost, gdth_cmd_str *gdtcmd, char *cmnd, int timeout, u32 *info); -static int gdth_set_info(char *buffer,int length,struct Scsi_Host *host, - gdth_ha_str *ha); -static int gdth_get_info(char *buffer,char **start,off_t offset,int length, - struct Scsi_Host *host, gdth_ha_str *ha); - static int gdth_set_asc_info(struct Scsi_Host *host, char *buffer, int length, gdth_ha_str *ha); diff --git a/drivers/scsi/gvp11.c b/drivers/scsi/gvp11.c index dbe4cc6b9f8b..2203ac281103 100644 --- a/drivers/scsi/gvp11.c +++ b/drivers/scsi/gvp11.c @@ -191,7 +191,8 @@ static int gvp11_bus_reset(struct scsi_cmnd *cmd) static struct scsi_host_template gvp11_scsi_template = { .module = THIS_MODULE, .name = "GVP Series II SCSI", - .proc_info = wd33c93_proc_info, + .show_info = wd33c93_show_info, + .write_info = wd33c93_write_info, .proc_name = "GVP11", .queuecommand = wd33c93_queuecommand, .eh_abort_handler = wd33c93_abort, diff --git a/drivers/scsi/imm.c b/drivers/scsi/imm.c index 26cd9d1d7571..89a8266560d0 100644 --- a/drivers/scsi/imm.c +++ b/drivers/scsi/imm.c @@ -121,45 +121,26 @@ static inline void imm_pb_release(imm_struct *dev) * testing... * Also gives a method to use a script to obtain optimum timings (TODO) */ -static inline int imm_proc_write(imm_struct *dev, char *buffer, int length) +static int imm_write_info(struct Scsi_Host *host, char *buffer, int length) { - unsigned long x; + imm_struct *dev = imm_dev(host); if ((length > 5) && (strncmp(buffer, "mode=", 5) == 0)) { - x = simple_strtoul(buffer + 5, NULL, 0); - dev->mode = x; + dev->mode = simple_strtoul(buffer + 5, NULL, 0); return length; } printk("imm /proc: invalid variable\n"); - return (-EINVAL); + return -EINVAL; } -static int imm_proc_info(struct Scsi_Host *host, char *buffer, char **start, - off_t offset, int length, int inout) +static int imm_show_info(struct seq_file *m, struct Scsi_Host *host) { imm_struct *dev = imm_dev(host); - int len = 0; - - if (inout) - return imm_proc_write(dev, buffer, length); - - len += sprintf(buffer + len, "Version : %s\n", IMM_VERSION); - len += - sprintf(buffer + len, "Parport : %s\n", - dev->dev->port->name); - len += - sprintf(buffer + len, "Mode : %s\n", - IMM_MODE_STRING[dev->mode]); - /* Request for beyond end of buffer */ - if (offset > len) - return 0; - - *start = buffer + offset; - len -= offset; - if (len > length) - len = length; - return len; + seq_printf(m, "Version : %s\n", IMM_VERSION); + seq_printf(m, "Parport : %s\n", dev->dev->port->name); + seq_printf(m, "Mode : %s\n", IMM_MODE_STRING[dev->mode]); + return 0; } #if IMM_DEBUG > 0 @@ -1118,7 +1099,8 @@ static int imm_adjust_queue(struct scsi_device *device) static struct scsi_host_template imm_template = { .module = THIS_MODULE, .proc_name = "imm", - .proc_info = imm_proc_info, + .show_info = imm_show_info, + .write_info = imm_write_info, .name = "Iomega VPI2 (imm) interface", .queuecommand = imm_queuecommand, .eh_abort_handler = imm_abort, diff --git a/drivers/scsi/in2000.c b/drivers/scsi/in2000.c index deb5b6d8398e..bf028218ac36 100644 --- a/drivers/scsi/in2000.c +++ b/drivers/scsi/in2000.c @@ -2166,152 +2166,117 @@ static int in2000_biosparam(struct scsi_device *sdev, struct block_device *bdev, } -static int in2000_proc_info(struct Scsi_Host *instance, char *buf, char **start, off_t off, int len, int in) +static int in2000_write_info(struct Scsi_Host *instance, char *buf, int len) { #ifdef PROC_INTERFACE char *bp; - char tbuf[128]; - unsigned long flags; struct IN2000_hostdata *hd; - Scsi_Cmnd *cmd; int x, i; - static int stop = 0; hd = (struct IN2000_hostdata *) instance->hostdata; -/* If 'in' is TRUE we need to _read_ the proc file. We accept the following - * keywords (same format as command-line, but only ONE per read): - * debug - * disconnect - * period - * resync - * proc - */ - - if (in) { - buf[len] = '\0'; - bp = buf; - if (!strncmp(bp, "debug:", 6)) { - bp += 6; - hd->args = simple_strtoul(bp, NULL, 0) & DB_MASK; - } else if (!strncmp(bp, "disconnect:", 11)) { - bp += 11; - x = simple_strtoul(bp, NULL, 0); - if (x < DIS_NEVER || x > DIS_ALWAYS) - x = DIS_ADAPTIVE; - hd->disconnect = x; - } else if (!strncmp(bp, "period:", 7)) { - bp += 7; - x = simple_strtoul(bp, NULL, 0); - hd->default_sx_per = sx_table[round_period((unsigned int) x)].period_ns; - } else if (!strncmp(bp, "resync:", 7)) { - bp += 7; - x = simple_strtoul(bp, NULL, 0); - for (i = 0; i < 7; i++) - if (x & (1 << i)) - hd->sync_stat[i] = SS_UNSET; - } else if (!strncmp(bp, "proc:", 5)) { - bp += 5; - hd->proc = simple_strtoul(bp, NULL, 0); - } else if (!strncmp(bp, "level2:", 7)) { - bp += 7; - hd->level2 = simple_strtoul(bp, NULL, 0); - } - return len; + buf[len] = '\0'; + bp = buf; + if (!strncmp(bp, "debug:", 6)) { + bp += 6; + hd->args = simple_strtoul(bp, NULL, 0) & DB_MASK; + } else if (!strncmp(bp, "disconnect:", 11)) { + bp += 11; + x = simple_strtoul(bp, NULL, 0); + if (x < DIS_NEVER || x > DIS_ALWAYS) + x = DIS_ADAPTIVE; + hd->disconnect = x; + } else if (!strncmp(bp, "period:", 7)) { + bp += 7; + x = simple_strtoul(bp, NULL, 0); + hd->default_sx_per = sx_table[round_period((unsigned int) x)].period_ns; + } else if (!strncmp(bp, "resync:", 7)) { + bp += 7; + x = simple_strtoul(bp, NULL, 0); + for (i = 0; i < 7; i++) + if (x & (1 << i)) + hd->sync_stat[i] = SS_UNSET; + } else if (!strncmp(bp, "proc:", 5)) { + bp += 5; + hd->proc = simple_strtoul(bp, NULL, 0); + } else if (!strncmp(bp, "level2:", 7)) { + bp += 7; + hd->level2 = simple_strtoul(bp, NULL, 0); } +#endif + return len; +} + +static int in2000_show_info(struct seq_file *m, struct Scsi_Host *instance) +{ + +#ifdef PROC_INTERFACE + unsigned long flags; + struct IN2000_hostdata *hd; + Scsi_Cmnd *cmd; + int x; + + hd = (struct IN2000_hostdata *) instance->hostdata; spin_lock_irqsave(instance->host_lock, flags); - bp = buf; - *bp = '\0'; - if (hd->proc & PR_VERSION) { - sprintf(tbuf, "\nVersion %s - %s.", IN2000_VERSION, IN2000_DATE); - strcat(bp, tbuf); - } + if (hd->proc & PR_VERSION) + seq_printf(m, "\nVersion %s - %s.", IN2000_VERSION, IN2000_DATE); + if (hd->proc & PR_INFO) { - sprintf(tbuf, "\ndip_switch=%02x: irq=%d io=%02x floppy=%s sync/DOS5=%s", (hd->dip_switch & 0x7f), instance->irq, hd->io_base, (hd->dip_switch & 0x40) ? "Yes" : "No", (hd->dip_switch & 0x20) ? "Yes" : "No"); - strcat(bp, tbuf); - strcat(bp, "\nsync_xfer[] = "); - for (x = 0; x < 7; x++) { - sprintf(tbuf, "\t%02x", hd->sync_xfer[x]); - strcat(bp, tbuf); - } - strcat(bp, "\nsync_stat[] = "); - for (x = 0; x < 7; x++) { - sprintf(tbuf, "\t%02x", hd->sync_stat[x]); - strcat(bp, tbuf); - } + seq_printf(m, "\ndip_switch=%02x: irq=%d io=%02x floppy=%s sync/DOS5=%s", (hd->dip_switch & 0x7f), instance->irq, hd->io_base, (hd->dip_switch & 0x40) ? "Yes" : "No", (hd->dip_switch & 0x20) ? "Yes" : "No"); + seq_printf(m, "\nsync_xfer[] = "); + for (x = 0; x < 7; x++) + seq_printf(m, "\t%02x", hd->sync_xfer[x]); + seq_printf(m, "\nsync_stat[] = "); + for (x = 0; x < 7; x++) + seq_printf(m, "\t%02x", hd->sync_stat[x]); } #ifdef PROC_STATISTICS if (hd->proc & PR_STATISTICS) { - strcat(bp, "\ncommands issued: "); - for (x = 0; x < 7; x++) { - sprintf(tbuf, "\t%ld", hd->cmd_cnt[x]); - strcat(bp, tbuf); - } - strcat(bp, "\ndisconnects allowed:"); - for (x = 0; x < 7; x++) { - sprintf(tbuf, "\t%ld", hd->disc_allowed_cnt[x]); - strcat(bp, tbuf); - } - strcat(bp, "\ndisconnects done: "); - for (x = 0; x < 7; x++) { - sprintf(tbuf, "\t%ld", hd->disc_done_cnt[x]); - strcat(bp, tbuf); - } - sprintf(tbuf, "\ninterrupts: \t%ld", hd->int_cnt); - strcat(bp, tbuf); + seq_printf(m, "\ncommands issued: "); + for (x = 0; x < 7; x++) + seq_printf(m, "\t%ld", hd->cmd_cnt[x]); + seq_printf(m, "\ndisconnects allowed:"); + for (x = 0; x < 7; x++) + seq_printf(m, "\t%ld", hd->disc_allowed_cnt[x]); + seq_printf(m, "\ndisconnects done: "); + for (x = 0; x < 7; x++) + seq_printf(m, "\t%ld", hd->disc_done_cnt[x]); + seq_printf(m, "\ninterrupts: \t%ld", hd->int_cnt); } #endif if (hd->proc & PR_CONNECTED) { - strcat(bp, "\nconnected: "); + seq_printf(m, "\nconnected: "); if (hd->connected) { cmd = (Scsi_Cmnd *) hd->connected; - sprintf(tbuf, " %d:%d(%02x)", cmd->device->id, cmd->device->lun, cmd->cmnd[0]); - strcat(bp, tbuf); + seq_printf(m, " %d:%d(%02x)", cmd->device->id, cmd->device->lun, cmd->cmnd[0]); } } if (hd->proc & PR_INPUTQ) { - strcat(bp, "\ninput_Q: "); + seq_printf(m, "\ninput_Q: "); cmd = (Scsi_Cmnd *) hd->input_Q; while (cmd) { - sprintf(tbuf, " %d:%d(%02x)", cmd->device->id, cmd->device->lun, cmd->cmnd[0]); - strcat(bp, tbuf); + seq_printf(m, " %d:%d(%02x)", cmd->device->id, cmd->device->lun, cmd->cmnd[0]); cmd = (Scsi_Cmnd *) cmd->host_scribble; } } if (hd->proc & PR_DISCQ) { - strcat(bp, "\ndisconnected_Q:"); + seq_printf(m, "\ndisconnected_Q:"); cmd = (Scsi_Cmnd *) hd->disconnected_Q; while (cmd) { - sprintf(tbuf, " %d:%d(%02x)", cmd->device->id, cmd->device->lun, cmd->cmnd[0]); - strcat(bp, tbuf); + seq_printf(m, " %d:%d(%02x)", cmd->device->id, cmd->device->lun, cmd->cmnd[0]); cmd = (Scsi_Cmnd *) cmd->host_scribble; } } if (hd->proc & PR_TEST) { ; /* insert your own custom function here */ } - strcat(bp, "\n"); + seq_printf(m, "\n"); spin_unlock_irqrestore(instance->host_lock, flags); - *start = buf; - if (stop) { - stop = 0; - return 0; /* return 0 to signal end-of-file */ - } - if (off > 0x40000) /* ALWAYS stop after 256k bytes have been read */ - stop = 1; - if (hd->proc & PR_STOP) /* stop every other time */ - stop = 1; - return strlen(bp); - -#else /* PROC_INTERFACE */ - - return 0; - #endif /* PROC_INTERFACE */ - + return 0; } MODULE_LICENSE("GPL"); @@ -2319,7 +2284,8 @@ MODULE_LICENSE("GPL"); static struct scsi_host_template driver_template = { .proc_name = "in2000", - .proc_info = in2000_proc_info, + .write_info = in2000_write_info, + .show_info = in2000_show_info, .name = "Always IN2000", .detect = in2000_detect, .release = in2000_release, diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c index 9aa86a315a08..8d5ea8a1e5a6 100644 --- a/drivers/scsi/ips.c +++ b/drivers/scsi/ips.c @@ -326,10 +326,9 @@ static void ips_scmd_buf_write(struct scsi_cmnd * scmd, void *data, static void ips_scmd_buf_read(struct scsi_cmnd * scmd, void *data, unsigned int count); -static int ips_proc_info(struct Scsi_Host *, char *, char **, off_t, int, int); -static int ips_host_info(ips_ha_t *, char *, off_t, int); -static void copy_mem_info(IPS_INFOSTR *, char *, int); -static int copy_info(IPS_INFOSTR *, char *, ...); +static int ips_write_info(struct Scsi_Host *, char *, int); +static int ips_show_info(struct seq_file *, struct Scsi_Host *); +static int ips_host_info(ips_ha_t *, struct seq_file *); static int ips_abort_init(ips_ha_t * ha, int index); static int ips_init_phase2(int index); @@ -367,7 +366,8 @@ static struct scsi_host_template ips_driver_template = { .eh_abort_handler = ips_eh_abort, .eh_host_reset_handler = ips_eh_reset, .proc_name = "ips", - .proc_info = ips_proc_info, + .show_info = ips_show_info, + .write_info = ips_write_info, .slave_configure = ips_slave_configure, .bios_param = ips_biosparam, .this_id = -1, @@ -1433,25 +1433,12 @@ ips_info(struct Scsi_Host *SH) return (bp); } -/****************************************************************************/ -/* */ -/* Routine Name: ips_proc_info */ -/* */ -/* Routine Description: */ -/* */ -/* The passthru interface for the driver */ -/* */ -/****************************************************************************/ static int -ips_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int func) +ips_write_info(struct Scsi_Host *host, char *buffer, int length) { int i; - int ret; ips_ha_t *ha = NULL; - METHOD_TRACE("ips_proc_info", 1); - /* Find our host structure */ for (i = 0; i < ips_next_controller; i++) { if (ips_sh[i]) { @@ -1465,18 +1452,29 @@ ips_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, if (!ha) return (-EINVAL); - if (func) { - /* write */ - return (0); - } else { - /* read */ - if (start) - *start = buffer; + return 0; +} - ret = ips_host_info(ha, buffer, offset, length); +static int +ips_show_info(struct seq_file *m, struct Scsi_Host *host) +{ + int i; + ips_ha_t *ha = NULL; - return (ret); + /* Find our host structure */ + for (i = 0; i < ips_next_controller; i++) { + if (ips_sh[i]) { + if (ips_sh[i] == host) { + ha = (ips_ha_t *) ips_sh[i]->hostdata; + break; + } + } } + + if (!ha) + return (-EINVAL); + + return ips_host_info(ha, m); } /*--------------------------------------------------------------------------*/ @@ -2035,183 +2033,113 @@ ips_cleanup_passthru(ips_ha_t * ha, ips_scb_t * scb) /* */ /****************************************************************************/ static int -ips_host_info(ips_ha_t * ha, char *ptr, off_t offset, int len) +ips_host_info(ips_ha_t *ha, struct seq_file *m) { - IPS_INFOSTR info; - METHOD_TRACE("ips_host_info", 1); - info.buffer = ptr; - info.length = len; - info.offset = offset; - info.pos = 0; - info.localpos = 0; - - copy_info(&info, "\nIBM ServeRAID General Information:\n\n"); + seq_printf(m, "\nIBM ServeRAID General Information:\n\n"); if ((le32_to_cpu(ha->nvram->signature) == IPS_NVRAM_P5_SIG) && (le16_to_cpu(ha->nvram->adapter_type) != 0)) - copy_info(&info, "\tController Type : %s\n", + seq_printf(m, "\tController Type : %s\n", ips_adapter_name[ha->ad_type - 1]); else - copy_info(&info, + seq_printf(m, "\tController Type : Unknown\n"); if (ha->io_addr) - copy_info(&info, - "\tIO region : 0x%lx (%d bytes)\n", + seq_printf(m, + "\tIO region : 0x%x (%d bytes)\n", ha->io_addr, ha->io_len); if (ha->mem_addr) { - copy_info(&info, - "\tMemory region : 0x%lx (%d bytes)\n", + seq_printf(m, + "\tMemory region : 0x%x (%d bytes)\n", ha->mem_addr, ha->mem_len); - copy_info(&info, + seq_printf(m, "\tShared memory address : 0x%lx\n", - ha->mem_ptr); + (unsigned long)ha->mem_ptr); } - copy_info(&info, "\tIRQ number : %d\n", ha->pcidev->irq); + seq_printf(m, "\tIRQ number : %d\n", ha->pcidev->irq); /* For the Next 3 lines Check for Binary 0 at the end and don't include it if it's there. */ /* That keeps everything happy for "text" operations on the proc file. */ if (le32_to_cpu(ha->nvram->signature) == IPS_NVRAM_P5_SIG) { if (ha->nvram->bios_low[3] == 0) { - copy_info(&info, - "\tBIOS Version : %c%c%c%c%c%c%c\n", - ha->nvram->bios_high[0], ha->nvram->bios_high[1], - ha->nvram->bios_high[2], ha->nvram->bios_high[3], - ha->nvram->bios_low[0], ha->nvram->bios_low[1], - ha->nvram->bios_low[2]); + seq_printf(m, + "\tBIOS Version : %c%c%c%c%c%c%c\n", + ha->nvram->bios_high[0], ha->nvram->bios_high[1], + ha->nvram->bios_high[2], ha->nvram->bios_high[3], + ha->nvram->bios_low[0], ha->nvram->bios_low[1], + ha->nvram->bios_low[2]); } else { - copy_info(&info, - "\tBIOS Version : %c%c%c%c%c%c%c%c\n", - ha->nvram->bios_high[0], ha->nvram->bios_high[1], - ha->nvram->bios_high[2], ha->nvram->bios_high[3], - ha->nvram->bios_low[0], ha->nvram->bios_low[1], - ha->nvram->bios_low[2], ha->nvram->bios_low[3]); + seq_printf(m, + "\tBIOS Version : %c%c%c%c%c%c%c%c\n", + ha->nvram->bios_high[0], ha->nvram->bios_high[1], + ha->nvram->bios_high[2], ha->nvram->bios_high[3], + ha->nvram->bios_low[0], ha->nvram->bios_low[1], + ha->nvram->bios_low[2], ha->nvram->bios_low[3]); } } if (ha->enq->CodeBlkVersion[7] == 0) { - copy_info(&info, - "\tFirmware Version : %c%c%c%c%c%c%c\n", - ha->enq->CodeBlkVersion[0], ha->enq->CodeBlkVersion[1], - ha->enq->CodeBlkVersion[2], ha->enq->CodeBlkVersion[3], - ha->enq->CodeBlkVersion[4], ha->enq->CodeBlkVersion[5], - ha->enq->CodeBlkVersion[6]); + seq_printf(m, + "\tFirmware Version : %c%c%c%c%c%c%c\n", + ha->enq->CodeBlkVersion[0], ha->enq->CodeBlkVersion[1], + ha->enq->CodeBlkVersion[2], ha->enq->CodeBlkVersion[3], + ha->enq->CodeBlkVersion[4], ha->enq->CodeBlkVersion[5], + ha->enq->CodeBlkVersion[6]); } else { - copy_info(&info, - "\tFirmware Version : %c%c%c%c%c%c%c%c\n", - ha->enq->CodeBlkVersion[0], ha->enq->CodeBlkVersion[1], - ha->enq->CodeBlkVersion[2], ha->enq->CodeBlkVersion[3], - ha->enq->CodeBlkVersion[4], ha->enq->CodeBlkVersion[5], - ha->enq->CodeBlkVersion[6], ha->enq->CodeBlkVersion[7]); + seq_printf(m, + "\tFirmware Version : %c%c%c%c%c%c%c%c\n", + ha->enq->CodeBlkVersion[0], ha->enq->CodeBlkVersion[1], + ha->enq->CodeBlkVersion[2], ha->enq->CodeBlkVersion[3], + ha->enq->CodeBlkVersion[4], ha->enq->CodeBlkVersion[5], + ha->enq->CodeBlkVersion[6], ha->enq->CodeBlkVersion[7]); } if (ha->enq->BootBlkVersion[7] == 0) { - copy_info(&info, - "\tBoot Block Version : %c%c%c%c%c%c%c\n", - ha->enq->BootBlkVersion[0], ha->enq->BootBlkVersion[1], - ha->enq->BootBlkVersion[2], ha->enq->BootBlkVersion[3], - ha->enq->BootBlkVersion[4], ha->enq->BootBlkVersion[5], - ha->enq->BootBlkVersion[6]); + seq_printf(m, + "\tBoot Block Version : %c%c%c%c%c%c%c\n", + ha->enq->BootBlkVersion[0], ha->enq->BootBlkVersion[1], + ha->enq->BootBlkVersion[2], ha->enq->BootBlkVersion[3], + ha->enq->BootBlkVersion[4], ha->enq->BootBlkVersion[5], + ha->enq->BootBlkVersion[6]); } else { - copy_info(&info, - "\tBoot Block Version : %c%c%c%c%c%c%c%c\n", - ha->enq->BootBlkVersion[0], ha->enq->BootBlkVersion[1], - ha->enq->BootBlkVersion[2], ha->enq->BootBlkVersion[3], - ha->enq->BootBlkVersion[4], ha->enq->BootBlkVersion[5], - ha->enq->BootBlkVersion[6], ha->enq->BootBlkVersion[7]); + seq_printf(m, + "\tBoot Block Version : %c%c%c%c%c%c%c%c\n", + ha->enq->BootBlkVersion[0], ha->enq->BootBlkVersion[1], + ha->enq->BootBlkVersion[2], ha->enq->BootBlkVersion[3], + ha->enq->BootBlkVersion[4], ha->enq->BootBlkVersion[5], + ha->enq->BootBlkVersion[6], ha->enq->BootBlkVersion[7]); } - copy_info(&info, "\tDriver Version : %s%s\n", + seq_printf(m, "\tDriver Version : %s%s\n", IPS_VERSION_HIGH, IPS_VERSION_LOW); - copy_info(&info, "\tDriver Build : %d\n", + seq_printf(m, "\tDriver Build : %d\n", IPS_BUILD_IDENT); - copy_info(&info, "\tMax Physical Devices : %d\n", + seq_printf(m, "\tMax Physical Devices : %d\n", ha->enq->ucMaxPhysicalDevices); - copy_info(&info, "\tMax Active Commands : %d\n", + seq_printf(m, "\tMax Active Commands : %d\n", ha->max_cmds); - copy_info(&info, "\tCurrent Queued Commands : %d\n", + seq_printf(m, "\tCurrent Queued Commands : %d\n", ha->scb_waitlist.count); - copy_info(&info, "\tCurrent Active Commands : %d\n", + seq_printf(m, "\tCurrent Active Commands : %d\n", ha->scb_activelist.count - ha->num_ioctl); - copy_info(&info, "\tCurrent Queued PT Commands : %d\n", + seq_printf(m, "\tCurrent Queued PT Commands : %d\n", ha->copp_waitlist.count); - copy_info(&info, "\tCurrent Active PT Commands : %d\n", + seq_printf(m, "\tCurrent Active PT Commands : %d\n", ha->num_ioctl); - copy_info(&info, "\n"); - - return (info.localpos); -} - -/****************************************************************************/ -/* */ -/* Routine Name: copy_mem_info */ -/* */ -/* Routine Description: */ -/* */ -/* Copy data into an IPS_INFOSTR structure */ -/* */ -/****************************************************************************/ -static void -copy_mem_info(IPS_INFOSTR * info, char *data, int len) -{ - METHOD_TRACE("copy_mem_info", 1); - - if (info->pos + len < info->offset) { - info->pos += len; - return; - } - - if (info->pos < info->offset) { - data += (info->offset - info->pos); - len -= (info->offset - info->pos); - info->pos += (info->offset - info->pos); - } - - if (info->localpos + len > info->length) - len = info->length - info->localpos; + seq_printf(m, "\n"); - if (len > 0) { - memcpy(info->buffer + info->localpos, data, len); - info->pos += len; - info->localpos += len; - } -} - -/****************************************************************************/ -/* */ -/* Routine Name: copy_info */ -/* */ -/* Routine Description: */ -/* */ -/* printf style wrapper for an info structure */ -/* */ -/****************************************************************************/ -static int -copy_info(IPS_INFOSTR * info, char *fmt, ...) -{ - va_list args; - char buf[128]; - int len; - - METHOD_TRACE("copy_info", 1); - - va_start(args, fmt); - len = vsprintf(buf, fmt, args); - va_end(args); - - copy_mem_info(info, buf, len); - - return (len); + return 0; } /****************************************************************************/ diff --git a/drivers/scsi/ips.h b/drivers/scsi/ips.h index f2df0593332b..45b9566b928e 100644 --- a/drivers/scsi/ips.h +++ b/drivers/scsi/ips.h @@ -416,7 +416,6 @@ /* * Scsi_Host Template */ - static int ips_proc_info(struct Scsi_Host *, char *, char **, off_t, int, int); static int ips_biosparam(struct scsi_device *sdev, struct block_device *bdev, sector_t capacity, int geom[]); static int ips_slave_configure(struct scsi_device *SDptr); @@ -959,14 +958,6 @@ typedef union { IPS_ENH_SG_LIST *enh_list; } IPS_SG_LIST; -typedef struct _IPS_INFOSTR { - char *buffer; - int length; - int offset; - int pos; - int localpos; -} IPS_INFOSTR; - typedef struct { char *option_name; int *option_flag; diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 314b4f61b9e3..8b9c191a7019 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -10368,36 +10368,6 @@ lpfc_io_resume(struct pci_dev *pdev) return; } -/** - * lpfc_mgmt_open - method called when 'lpfcmgmt' is opened from userspace - * @inode: pointer to the inode representing the lpfcmgmt device - * @filep: pointer to the file representing the open lpfcmgmt device - * - * This routine puts a reference count on the lpfc module whenever the - * character device is opened - **/ -static int -lpfc_mgmt_open(struct inode *inode, struct file *filep) -{ - try_module_get(THIS_MODULE); - return 0; -} - -/** - * lpfc_mgmt_release - method called when 'lpfcmgmt' is closed in userspace - * @inode: pointer to the inode representing the lpfcmgmt device - * @filep: pointer to the file representing the open lpfcmgmt device - * - * This routine removes a reference count from the lpfc module when the - * character device is closed - **/ -static int -lpfc_mgmt_release(struct inode *inode, struct file *filep) -{ - module_put(THIS_MODULE); - return 0; -} - static struct pci_device_id lpfc_id_table[] = { {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_VIPER, PCI_ANY_ID, PCI_ANY_ID, }, @@ -10515,8 +10485,7 @@ static struct pci_driver lpfc_driver = { }; static const struct file_operations lpfc_mgmt_fop = { - .open = lpfc_mgmt_open, - .release = lpfc_mgmt_release, + .owner = THIS_MODULE, }; static struct miscdevice lpfc_mgmt_dev = { diff --git a/drivers/scsi/mac_scsi.c b/drivers/scsi/mac_scsi.c index 24828b54773a..858075723c87 100644 --- a/drivers/scsi/mac_scsi.c +++ b/drivers/scsi/mac_scsi.c @@ -561,7 +561,8 @@ static int macscsi_pwrite (struct Scsi_Host *instance, static struct scsi_host_template driver_template = { .proc_name = "Mac5380", - .proc_info = macscsi_proc_info, + .show_info = macscsi_show_info, + .write_info = macscsi_write_info, .name = "Macintosh NCR5380 SCSI", .detect = macscsi_detect, .release = macscsi_release, diff --git a/drivers/scsi/mac_scsi.h b/drivers/scsi/mac_scsi.h index d26e331c6c12..7dc62fce1c4c 100644 --- a/drivers/scsi/mac_scsi.h +++ b/drivers/scsi/mac_scsi.h @@ -72,7 +72,8 @@ #define NCR5380_queue_command macscsi_queue_command #define NCR5380_abort macscsi_abort #define NCR5380_bus_reset macscsi_bus_reset -#define NCR5380_proc_info macscsi_proc_info +#define NCR5380_show_info macscsi_show_info +#define NCR5380_write_info macscsi_write_info #define BOARD_NORMAL 0 #define BOARD_NCR53C400 1 diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c index 9504ec0ec682..7373255aa1e8 100644 --- a/drivers/scsi/megaraid.c +++ b/drivers/scsi/megaraid.c @@ -39,6 +39,7 @@ #include <linux/completion.h> #include <linux/delay.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/reboot.h> #include <linux/module.h> #include <linux/list.h> @@ -2069,385 +2070,201 @@ mega_free_inquiry(void *inquiry, dma_addr_t dma_handle, struct pci_dev *pdev) #ifdef CONFIG_PROC_FS /* Following code handles /proc fs */ -#define CREATE_READ_PROC(string, func) create_proc_read_entry(string, \ - S_IRUSR | S_IFREG, \ - controller_proc_dir_entry, \ - func, adapter) - -/** - * mega_create_proc_entry() - * @index - index in soft state array - * @parent - parent node for this /proc entry - * - * Creates /proc entries for our controllers. - */ -static void -mega_create_proc_entry(int index, struct proc_dir_entry *parent) -{ - struct proc_dir_entry *controller_proc_dir_entry = NULL; - u8 string[64] = { 0 }; - adapter_t *adapter = hba_soft_state[index]; - - sprintf(string, "hba%d", adapter->host->host_no); - - controller_proc_dir_entry = - adapter->controller_proc_dir_entry = proc_mkdir(string, parent); - - if(!controller_proc_dir_entry) { - printk(KERN_WARNING "\nmegaraid: proc_mkdir failed\n"); - return; - } - adapter->proc_read = CREATE_READ_PROC("config", proc_read_config); - adapter->proc_stat = CREATE_READ_PROC("stat", proc_read_stat); - adapter->proc_mbox = CREATE_READ_PROC("mailbox", proc_read_mbox); -#if MEGA_HAVE_ENH_PROC - adapter->proc_rr = CREATE_READ_PROC("rebuild-rate", proc_rebuild_rate); - adapter->proc_battery = CREATE_READ_PROC("battery-status", - proc_battery); - - /* - * Display each physical drive on its channel - */ - adapter->proc_pdrvstat[0] = CREATE_READ_PROC("diskdrives-ch0", - proc_pdrv_ch0); - adapter->proc_pdrvstat[1] = CREATE_READ_PROC("diskdrives-ch1", - proc_pdrv_ch1); - adapter->proc_pdrvstat[2] = CREATE_READ_PROC("diskdrives-ch2", - proc_pdrv_ch2); - adapter->proc_pdrvstat[3] = CREATE_READ_PROC("diskdrives-ch3", - proc_pdrv_ch3); - - /* - * Display a set of up to 10 logical drive through each of following - * /proc entries - */ - adapter->proc_rdrvstat[0] = CREATE_READ_PROC("raiddrives-0-9", - proc_rdrv_10); - adapter->proc_rdrvstat[1] = CREATE_READ_PROC("raiddrives-10-19", - proc_rdrv_20); - adapter->proc_rdrvstat[2] = CREATE_READ_PROC("raiddrives-20-29", - proc_rdrv_30); - adapter->proc_rdrvstat[3] = CREATE_READ_PROC("raiddrives-30-39", - proc_rdrv_40); -#endif -} - - /** - * proc_read_config() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state + * proc_show_config() + * @m - Synthetic file construction data + * @v - File iterator * * Display configuration information about the controller. */ static int -proc_read_config(char *page, char **start, off_t offset, int count, int *eof, - void *data) +proc_show_config(struct seq_file *m, void *v) { - adapter_t *adapter = (adapter_t *)data; - int len = 0; - - len += sprintf(page+len, "%s", MEGARAID_VERSION); + adapter_t *adapter = m->private; + seq_puts(m, MEGARAID_VERSION); if(adapter->product_info.product_name[0]) - len += sprintf(page+len, "%s\n", - adapter->product_info.product_name); - - len += sprintf(page+len, "Controller Type: "); + seq_printf(m, "%s\n", adapter->product_info.product_name); - if( adapter->flag & BOARD_MEMMAP ) { - len += sprintf(page+len, - "438/466/467/471/493/518/520/531/532\n"); - } - else { - len += sprintf(page+len, - "418/428/434\n"); - } + seq_puts(m, "Controller Type: "); - if(adapter->flag & BOARD_40LD) { - len += sprintf(page+len, - "Controller Supports 40 Logical Drives\n"); - } + if( adapter->flag & BOARD_MEMMAP ) + seq_puts(m, "438/466/467/471/493/518/520/531/532\n"); + else + seq_puts(m, "418/428/434\n"); - if(adapter->flag & BOARD_64BIT) { - len += sprintf(page+len, - "Controller capable of 64-bit memory addressing\n"); - } - if( adapter->has_64bit_addr ) { - len += sprintf(page+len, - "Controller using 64-bit memory addressing\n"); - } - else { - len += sprintf(page+len, - "Controller is not using 64-bit memory addressing\n"); - } + if(adapter->flag & BOARD_40LD) + seq_puts(m, "Controller Supports 40 Logical Drives\n"); - len += sprintf(page+len, "Base = %08lx, Irq = %d, ", adapter->base, - adapter->host->irq); - - len += sprintf(page+len, "Logical Drives = %d, Channels = %d\n", - adapter->numldrv, adapter->product_info.nchannels); - - len += sprintf(page+len, "Version =%s:%s, DRAM = %dMb\n", - adapter->fw_version, adapter->bios_version, - adapter->product_info.dram_size); - - len += sprintf(page+len, - "Controller Queue Depth = %d, Driver Queue Depth = %d\n", - adapter->product_info.max_commands, adapter->max_cmds); - - len += sprintf(page+len, "support_ext_cdb = %d\n", - adapter->support_ext_cdb); - len += sprintf(page+len, "support_random_del = %d\n", - adapter->support_random_del); - len += sprintf(page+len, "boot_ldrv_enabled = %d\n", - adapter->boot_ldrv_enabled); - len += sprintf(page+len, "boot_ldrv = %d\n", - adapter->boot_ldrv); - len += sprintf(page+len, "boot_pdrv_enabled = %d\n", - adapter->boot_pdrv_enabled); - len += sprintf(page+len, "boot_pdrv_ch = %d\n", - adapter->boot_pdrv_ch); - len += sprintf(page+len, "boot_pdrv_tgt = %d\n", - adapter->boot_pdrv_tgt); - len += sprintf(page+len, "quiescent = %d\n", - atomic_read(&adapter->quiescent)); - len += sprintf(page+len, "has_cluster = %d\n", - adapter->has_cluster); - - len += sprintf(page+len, "\nModule Parameters:\n"); - len += sprintf(page+len, "max_cmd_per_lun = %d\n", - max_cmd_per_lun); - len += sprintf(page+len, "max_sectors_per_io = %d\n", - max_sectors_per_io); - - *eof = 1; - - return len; + if(adapter->flag & BOARD_64BIT) + seq_puts(m, "Controller capable of 64-bit memory addressing\n"); + if( adapter->has_64bit_addr ) + seq_puts(m, "Controller using 64-bit memory addressing\n"); + else + seq_puts(m, "Controller is not using 64-bit memory addressing\n"); + + seq_printf(m, "Base = %08lx, Irq = %d, ", + adapter->base, adapter->host->irq); + + seq_printf(m, "Logical Drives = %d, Channels = %d\n", + adapter->numldrv, adapter->product_info.nchannels); + + seq_printf(m, "Version =%s:%s, DRAM = %dMb\n", + adapter->fw_version, adapter->bios_version, + adapter->product_info.dram_size); + + seq_printf(m, "Controller Queue Depth = %d, Driver Queue Depth = %d\n", + adapter->product_info.max_commands, adapter->max_cmds); + + seq_printf(m, "support_ext_cdb = %d\n", adapter->support_ext_cdb); + seq_printf(m, "support_random_del = %d\n", adapter->support_random_del); + seq_printf(m, "boot_ldrv_enabled = %d\n", adapter->boot_ldrv_enabled); + seq_printf(m, "boot_ldrv = %d\n", adapter->boot_ldrv); + seq_printf(m, "boot_pdrv_enabled = %d\n", adapter->boot_pdrv_enabled); + seq_printf(m, "boot_pdrv_ch = %d\n", adapter->boot_pdrv_ch); + seq_printf(m, "boot_pdrv_tgt = %d\n", adapter->boot_pdrv_tgt); + seq_printf(m, "quiescent = %d\n", + atomic_read(&adapter->quiescent)); + seq_printf(m, "has_cluster = %d\n", adapter->has_cluster); + + seq_puts(m, "\nModule Parameters:\n"); + seq_printf(m, "max_cmd_per_lun = %d\n", max_cmd_per_lun); + seq_printf(m, "max_sectors_per_io = %d\n", max_sectors_per_io); + return 0; } - - /** - * proc_read_stat() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state + * proc_show_stat() + * @m - Synthetic file construction data + * @v - File iterator * - * Diaplay statistical information about the I/O activity. + * Display statistical information about the I/O activity. */ static int -proc_read_stat(char *page, char **start, off_t offset, int count, int *eof, - void *data) +proc_show_stat(struct seq_file *m, void *v) { - adapter_t *adapter; - int len; + adapter_t *adapter = m->private; +#if MEGA_HAVE_STATS int i; +#endif - i = 0; /* avoid compilation warnings */ - len = 0; - adapter = (adapter_t *)data; - - len = sprintf(page, "Statistical Information for this controller\n"); - len += sprintf(page+len, "pend_cmds = %d\n", - atomic_read(&adapter->pend_cmds)); + seq_puts(m, "Statistical Information for this controller\n"); + seq_printf(m, "pend_cmds = %d\n", atomic_read(&adapter->pend_cmds)); #if MEGA_HAVE_STATS for(i = 0; i < adapter->numldrv; i++) { - len += sprintf(page+len, "Logical Drive %d:\n", i); - - len += sprintf(page+len, - "\tReads Issued = %lu, Writes Issued = %lu\n", - adapter->nreads[i], adapter->nwrites[i]); - - len += sprintf(page+len, - "\tSectors Read = %lu, Sectors Written = %lu\n", - adapter->nreadblocks[i], adapter->nwriteblocks[i]); - - len += sprintf(page+len, - "\tRead errors = %lu, Write errors = %lu\n\n", - adapter->rd_errors[i], adapter->wr_errors[i]); + seq_printf(m, "Logical Drive %d:\n", i); + seq_printf(m, "\tReads Issued = %lu, Writes Issued = %lu\n", + adapter->nreads[i], adapter->nwrites[i]); + seq_printf(m, "\tSectors Read = %lu, Sectors Written = %lu\n", + adapter->nreadblocks[i], adapter->nwriteblocks[i]); + seq_printf(m, "\tRead errors = %lu, Write errors = %lu\n\n", + adapter->rd_errors[i], adapter->wr_errors[i]); } #else - len += sprintf(page+len, - "IO and error counters not compiled in driver.\n"); + seq_puts(m, "IO and error counters not compiled in driver.\n"); #endif - - *eof = 1; - - return len; + return 0; } /** - * proc_read_mbox() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state + * proc_show_mbox() + * @m - Synthetic file construction data + * @v - File iterator * * Display mailbox information for the last command issued. This information * is good for debugging. */ static int -proc_read_mbox(char *page, char **start, off_t offset, int count, int *eof, - void *data) +proc_show_mbox(struct seq_file *m, void *v) { - - adapter_t *adapter = (adapter_t *)data; + adapter_t *adapter = m->private; volatile mbox_t *mbox = adapter->mbox; - int len = 0; - - len = sprintf(page, "Contents of Mail Box Structure\n"); - len += sprintf(page+len, " Fw Command = 0x%02x\n", - mbox->m_out.cmd); - len += sprintf(page+len, " Cmd Sequence = 0x%02x\n", - mbox->m_out.cmdid); - len += sprintf(page+len, " No of Sectors= %04d\n", - mbox->m_out.numsectors); - len += sprintf(page+len, " LBA = 0x%02x\n", - mbox->m_out.lba); - len += sprintf(page+len, " DTA = 0x%08x\n", - mbox->m_out.xferaddr); - len += sprintf(page+len, " Logical Drive= 0x%02x\n", - mbox->m_out.logdrv); - len += sprintf(page+len, " No of SG Elmt= 0x%02x\n", - mbox->m_out.numsgelements); - len += sprintf(page+len, " Busy = %01x\n", - mbox->m_in.busy); - len += sprintf(page+len, " Status = 0x%02x\n", - mbox->m_in.status); - - *eof = 1; - - return len; + + seq_puts(m, "Contents of Mail Box Structure\n"); + seq_printf(m, " Fw Command = 0x%02x\n", mbox->m_out.cmd); + seq_printf(m, " Cmd Sequence = 0x%02x\n", mbox->m_out.cmdid); + seq_printf(m, " No of Sectors= %04d\n", mbox->m_out.numsectors); + seq_printf(m, " LBA = 0x%02x\n", mbox->m_out.lba); + seq_printf(m, " DTA = 0x%08x\n", mbox->m_out.xferaddr); + seq_printf(m, " Logical Drive= 0x%02x\n", mbox->m_out.logdrv); + seq_printf(m, " No of SG Elmt= 0x%02x\n", mbox->m_out.numsgelements); + seq_printf(m, " Busy = %01x\n", mbox->m_in.busy); + seq_printf(m, " Status = 0x%02x\n", mbox->m_in.status); + return 0; } /** - * proc_rebuild_rate() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state + * proc_show_rebuild_rate() + * @m - Synthetic file construction data + * @v - File iterator * * Display current rebuild rate */ static int -proc_rebuild_rate(char *page, char **start, off_t offset, int count, int *eof, - void *data) +proc_show_rebuild_rate(struct seq_file *m, void *v) { - adapter_t *adapter = (adapter_t *)data; + adapter_t *adapter = m->private; dma_addr_t dma_handle; caddr_t inquiry; struct pci_dev *pdev; - int len = 0; - if( make_local_pdev(adapter, &pdev) != 0 ) { - *eof = 1; - return len; - } + if( make_local_pdev(adapter, &pdev) != 0 ) + return 0; - if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL ) { - free_local_pdev(pdev); - *eof = 1; - return len; - } + if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL ) + goto free_pdev; if( mega_adapinq(adapter, dma_handle) != 0 ) { - - len = sprintf(page, "Adapter inquiry failed.\n"); - + seq_puts(m, "Adapter inquiry failed.\n"); printk(KERN_WARNING "megaraid: inquiry failed.\n"); - - mega_free_inquiry(inquiry, dma_handle, pdev); - - free_local_pdev(pdev); - - *eof = 1; - - return len; + goto free_inquiry; } - if( adapter->flag & BOARD_40LD ) { - len = sprintf(page, "Rebuild Rate: [%d%%]\n", - ((mega_inquiry3 *)inquiry)->rebuild_rate); - } - else { - len = sprintf(page, "Rebuild Rate: [%d%%]\n", + if( adapter->flag & BOARD_40LD ) + seq_printf(m, "Rebuild Rate: [%d%%]\n", + ((mega_inquiry3 *)inquiry)->rebuild_rate); + else + seq_printf(m, "Rebuild Rate: [%d%%]\n", ((mraid_ext_inquiry *) - inquiry)->raid_inq.adapter_info.rebuild_rate); - } - + inquiry)->raid_inq.adapter_info.rebuild_rate); +free_inquiry: mega_free_inquiry(inquiry, dma_handle, pdev); - +free_pdev: free_local_pdev(pdev); - - *eof = 1; - - return len; + return 0; } /** - * proc_battery() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state + * proc_show_battery() + * @m - Synthetic file construction data + * @v - File iterator * * Display information about the battery module on the controller. */ static int -proc_battery(char *page, char **start, off_t offset, int count, int *eof, - void *data) +proc_show_battery(struct seq_file *m, void *v) { - adapter_t *adapter = (adapter_t *)data; + adapter_t *adapter = m->private; dma_addr_t dma_handle; caddr_t inquiry; struct pci_dev *pdev; - u8 battery_status = 0; - char str[256]; - int len = 0; + u8 battery_status; - if( make_local_pdev(adapter, &pdev) != 0 ) { - *eof = 1; - return len; - } + if( make_local_pdev(adapter, &pdev) != 0 ) + return 0; - if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL ) { - free_local_pdev(pdev); - *eof = 1; - return len; - } + if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL ) + goto free_pdev; if( mega_adapinq(adapter, dma_handle) != 0 ) { - - len = sprintf(page, "Adapter inquiry failed.\n"); - + seq_printf(m, "Adapter inquiry failed.\n"); printk(KERN_WARNING "megaraid: inquiry failed.\n"); - - mega_free_inquiry(inquiry, dma_handle, pdev); - - free_local_pdev(pdev); - - *eof = 1; - - return len; + goto free_inquiry; } if( adapter->flag & BOARD_40LD ) { @@ -2461,146 +2278,80 @@ proc_battery(char *page, char **start, off_t offset, int count, int *eof, /* * Decode the battery status */ - sprintf(str, "Battery Status:[%d]", battery_status); + seq_printf(m, "Battery Status:[%d]", battery_status); if(battery_status == MEGA_BATT_CHARGE_DONE) - strcat(str, " Charge Done"); + seq_puts(m, " Charge Done"); if(battery_status & MEGA_BATT_MODULE_MISSING) - strcat(str, " Module Missing"); + seq_puts(m, " Module Missing"); if(battery_status & MEGA_BATT_LOW_VOLTAGE) - strcat(str, " Low Voltage"); + seq_puts(m, " Low Voltage"); if(battery_status & MEGA_BATT_TEMP_HIGH) - strcat(str, " Temperature High"); + seq_puts(m, " Temperature High"); if(battery_status & MEGA_BATT_PACK_MISSING) - strcat(str, " Pack Missing"); + seq_puts(m, " Pack Missing"); if(battery_status & MEGA_BATT_CHARGE_INPROG) - strcat(str, " Charge In-progress"); + seq_puts(m, " Charge In-progress"); if(battery_status & MEGA_BATT_CHARGE_FAIL) - strcat(str, " Charge Fail"); + seq_puts(m, " Charge Fail"); if(battery_status & MEGA_BATT_CYCLES_EXCEEDED) - strcat(str, " Cycles Exceeded"); - - len = sprintf(page, "%s\n", str); + seq_puts(m, " Cycles Exceeded"); + seq_putc(m, '\n'); +free_inquiry: mega_free_inquiry(inquiry, dma_handle, pdev); - +free_pdev: free_local_pdev(pdev); - - *eof = 1; - - return len; -} - - -/** - * proc_pdrv_ch0() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state - * - * Display information about the physical drives on physical channel 0. - */ -static int -proc_pdrv_ch0(char *page, char **start, off_t offset, int count, int *eof, - void *data) -{ - adapter_t *adapter = (adapter_t *)data; - - *eof = 1; - - return (proc_pdrv(adapter, page, 0)); -} - - -/** - * proc_pdrv_ch1() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state - * - * Display information about the physical drives on physical channel 1. - */ -static int -proc_pdrv_ch1(char *page, char **start, off_t offset, int count, int *eof, - void *data) -{ - adapter_t *adapter = (adapter_t *)data; - - *eof = 1; - - return (proc_pdrv(adapter, page, 1)); + return 0; } -/** - * proc_pdrv_ch2() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state - * - * Display information about the physical drives on physical channel 2. +/* + * Display scsi inquiry */ -static int -proc_pdrv_ch2(char *page, char **start, off_t offset, int count, int *eof, - void *data) +static void +mega_print_inquiry(struct seq_file *m, char *scsi_inq) { - adapter_t *adapter = (adapter_t *)data; - - *eof = 1; - - return (proc_pdrv(adapter, page, 2)); -} + int i; + seq_puts(m, " Vendor: "); + seq_write(m, scsi_inq + 8, 8); + seq_puts(m, " Model: "); + seq_write(m, scsi_inq + 16, 16); + seq_puts(m, " Rev: "); + seq_write(m, scsi_inq + 32, 4); + seq_putc(m, '\n'); -/** - * proc_pdrv_ch3() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state - * - * Display information about the physical drives on physical channel 3. - */ -static int -proc_pdrv_ch3(char *page, char **start, off_t offset, int count, int *eof, - void *data) -{ - adapter_t *adapter = (adapter_t *)data; + i = scsi_inq[0] & 0x1f; + seq_printf(m, " Type: %s ", scsi_device_type(i)); - *eof = 1; + seq_printf(m, " ANSI SCSI revision: %02x", + scsi_inq[2] & 0x07); - return (proc_pdrv(adapter, page, 3)); + if( (scsi_inq[2] & 0x07) == 1 && (scsi_inq[3] & 0x0f) == 1 ) + seq_puts(m, " CCS\n"); + else + seq_putc(m, '\n'); } - /** - * proc_pdrv() + * proc_show_pdrv() + * @m - Synthetic file construction data * @page - buffer to write the data in * @adapter - pointer to our soft state * * Display information about the physical drives. */ static int -proc_pdrv(adapter_t *adapter, char *page, int channel) +proc_show_pdrv(struct seq_file *m, adapter_t *adapter, int channel) { dma_addr_t dma_handle; char *scsi_inq; @@ -2611,32 +2362,24 @@ proc_pdrv(adapter_t *adapter, char *page, int channel) u8 state; int tgt; int max_channels; - int len = 0; - char str[80]; int i; - if( make_local_pdev(adapter, &pdev) != 0 ) { - return len; - } + if( make_local_pdev(adapter, &pdev) != 0 ) + return 0; - if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL ) { + if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL ) goto free_pdev; - } if( mega_adapinq(adapter, dma_handle) != 0 ) { - len = sprintf(page, "Adapter inquiry failed.\n"); - + seq_puts(m, "Adapter inquiry failed.\n"); printk(KERN_WARNING "megaraid: inquiry failed.\n"); - goto free_inquiry; } scsi_inq = pci_alloc_consistent(pdev, 256, &scsi_inq_dma_handle); - if( scsi_inq == NULL ) { - len = sprintf(page, "memory not available for scsi inq.\n"); - + seq_puts(m, "memory not available for scsi inq.\n"); goto free_inquiry; } @@ -2659,39 +2402,31 @@ proc_pdrv(adapter_t *adapter, char *page, int channel) i = channel*16 + tgt; state = *(pdrv_state + i); - switch( state & 0x0F ) { - case PDRV_ONLINE: - sprintf(str, - "Channel:%2d Id:%2d State: Online", - channel, tgt); + seq_printf(m, "Channel:%2d Id:%2d State: Online", + channel, tgt); break; case PDRV_FAILED: - sprintf(str, - "Channel:%2d Id:%2d State: Failed", - channel, tgt); + seq_printf(m, "Channel:%2d Id:%2d State: Failed", + channel, tgt); break; case PDRV_RBLD: - sprintf(str, - "Channel:%2d Id:%2d State: Rebuild", - channel, tgt); + seq_printf(m, "Channel:%2d Id:%2d State: Rebuild", + channel, tgt); break; case PDRV_HOTSPARE: - sprintf(str, - "Channel:%2d Id:%2d State: Hot spare", - channel, tgt); + seq_printf(m, "Channel:%2d Id:%2d State: Hot spare", + channel, tgt); break; default: - sprintf(str, - "Channel:%2d Id:%2d State: Un-configured", - channel, tgt); + seq_printf(m, "Channel:%2d Id:%2d State: Un-configured", + channel, tgt); break; - } /* @@ -2710,11 +2445,8 @@ proc_pdrv(adapter_t *adapter, char *page, int channel) * Check for overflow. We print less than 240 * characters for inquiry */ - if( (len + 240) >= PAGE_SIZE ) break; - - len += sprintf(page+len, "%s.\n", str); - - len += mega_print_inquiry(page+len, scsi_inq); + seq_puts(m, ".\n"); + mega_print_inquiry(m, scsi_inq); } free_pci: @@ -2723,150 +2455,68 @@ free_inquiry: mega_free_inquiry(inquiry, dma_handle, pdev); free_pdev: free_local_pdev(pdev); - - return len; -} - - -/* - * Display scsi inquiry - */ -static int -mega_print_inquiry(char *page, char *scsi_inq) -{ - int len = 0; - int i; - - len = sprintf(page, " Vendor: "); - for( i = 8; i < 16; i++ ) { - len += sprintf(page+len, "%c", scsi_inq[i]); - } - - len += sprintf(page+len, " Model: "); - - for( i = 16; i < 32; i++ ) { - len += sprintf(page+len, "%c", scsi_inq[i]); - } - - len += sprintf(page+len, " Rev: "); - - for( i = 32; i < 36; i++ ) { - len += sprintf(page+len, "%c", scsi_inq[i]); - } - - len += sprintf(page+len, "\n"); - - i = scsi_inq[0] & 0x1f; - - len += sprintf(page+len, " Type: %s ", scsi_device_type(i)); - - len += sprintf(page+len, - " ANSI SCSI revision: %02x", scsi_inq[2] & 0x07); - - if( (scsi_inq[2] & 0x07) == 1 && (scsi_inq[3] & 0x0f) == 1 ) - len += sprintf(page+len, " CCS\n"); - else - len += sprintf(page+len, "\n"); - - return len; + return 0; } - /** - * proc_rdrv_10() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state + * proc_show_pdrv_ch0() + * @m - Synthetic file construction data + * @v - File iterator * - * Display real time information about the logical drives 0 through 9. + * Display information about the physical drives on physical channel 0. */ static int -proc_rdrv_10(char *page, char **start, off_t offset, int count, int *eof, - void *data) +proc_show_pdrv_ch0(struct seq_file *m, void *v) { - adapter_t *adapter = (adapter_t *)data; - - *eof = 1; - - return (proc_rdrv(adapter, page, 0, 9)); + return proc_show_pdrv(m, m->private, 0); } /** - * proc_rdrv_20() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state + * proc_show_pdrv_ch1() + * @m - Synthetic file construction data + * @v - File iterator * - * Display real time information about the logical drives 0 through 9. + * Display information about the physical drives on physical channel 1. */ static int -proc_rdrv_20(char *page, char **start, off_t offset, int count, int *eof, - void *data) +proc_show_pdrv_ch1(struct seq_file *m, void *v) { - adapter_t *adapter = (adapter_t *)data; - - *eof = 1; - - return (proc_rdrv(adapter, page, 10, 19)); + return proc_show_pdrv(m, m->private, 1); } /** - * proc_rdrv_30() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state + * proc_show_pdrv_ch2() + * @m - Synthetic file construction data + * @v - File iterator * - * Display real time information about the logical drives 0 through 9. + * Display information about the physical drives on physical channel 2. */ static int -proc_rdrv_30(char *page, char **start, off_t offset, int count, int *eof, - void *data) +proc_show_pdrv_ch2(struct seq_file *m, void *v) { - adapter_t *adapter = (adapter_t *)data; - - *eof = 1; - - return (proc_rdrv(adapter, page, 20, 29)); + return proc_show_pdrv(m, m->private, 2); } /** - * proc_rdrv_40() - * @page - buffer to write the data in - * @start - where the actual data has been written in page - * @offset - same meaning as the read system call - * @count - same meaning as the read system call - * @eof - set if no more data needs to be returned - * @data - pointer to our soft state + * proc_show_pdrv_ch3() + * @m - Synthetic file construction data + * @v - File iterator * - * Display real time information about the logical drives 0 through 9. + * Display information about the physical drives on physical channel 3. */ static int -proc_rdrv_40(char *page, char **start, off_t offset, int count, int *eof, - void *data) +proc_show_pdrv_ch3(struct seq_file *m, void *v) { - adapter_t *adapter = (adapter_t *)data; - - *eof = 1; - - return (proc_rdrv(adapter, page, 30, 39)); + return proc_show_pdrv(m, m->private, 3); } /** - * proc_rdrv() - * @page - buffer to write the data in + * proc_show_rdrv() + * @m - Synthetic file construction data * @adapter - pointer to our soft state * @start - starting logical drive to display * @end - ending logical drive to display @@ -2875,7 +2525,7 @@ proc_rdrv_40(char *page, char **start, off_t offset, int count, int *eof, * /proc/scsi/scsi interface */ static int -proc_rdrv(adapter_t *adapter, char *page, int start, int end ) +proc_show_rdrv(struct seq_file *m, adapter_t *adapter, int start, int end ) { dma_addr_t dma_handle; logdrv_param *lparam; @@ -2887,29 +2537,18 @@ proc_rdrv(adapter_t *adapter, char *page, int start, int end ) u8 *rdrv_state; int num_ldrv; u32 array_sz; - int len = 0; int i; - if( make_local_pdev(adapter, &pdev) != 0 ) { - return len; - } + if( make_local_pdev(adapter, &pdev) != 0 ) + return 0; - if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL ) { - free_local_pdev(pdev); - return len; - } + if( (inquiry = mega_allocate_inquiry(&dma_handle, pdev)) == NULL ) + goto free_pdev; if( mega_adapinq(adapter, dma_handle) != 0 ) { - - len = sprintf(page, "Adapter inquiry failed.\n"); - + seq_puts(m, "Adapter inquiry failed.\n"); printk(KERN_WARNING "megaraid: inquiry failed.\n"); - - mega_free_inquiry(inquiry, dma_handle, pdev); - - free_local_pdev(pdev); - - return len; + goto free_inquiry; } memset(&mc, 0, sizeof(megacmd_t)); @@ -2935,13 +2574,8 @@ proc_rdrv(adapter_t *adapter, char *page, int start, int end ) &disk_array_dma_handle); if( disk_array == NULL ) { - len = sprintf(page, "memory not available.\n"); - - mega_free_inquiry(inquiry, dma_handle, pdev); - - free_local_pdev(pdev); - - return len; + seq_puts(m, "memory not available.\n"); + goto free_inquiry; } mc.xferaddr = (u32)disk_array_dma_handle; @@ -2951,17 +2585,8 @@ proc_rdrv(adapter_t *adapter, char *page, int start, int end ) mc.opcode = OP_DCMD_READ_CONFIG; if( mega_internal_command(adapter, &mc, NULL) ) { - - len = sprintf(page, "40LD read config failed.\n"); - - mega_free_inquiry(inquiry, dma_handle, pdev); - - pci_free_consistent(pdev, array_sz, disk_array, - disk_array_dma_handle); - - free_local_pdev(pdev); - - return len; + seq_puts(m, "40LD read config failed.\n"); + goto free_pci; } } @@ -2969,24 +2594,10 @@ proc_rdrv(adapter_t *adapter, char *page, int start, int end ) mc.cmd = NEW_READ_CONFIG_8LD; if( mega_internal_command(adapter, &mc, NULL) ) { - mc.cmd = READ_CONFIG_8LD; - - if( mega_internal_command(adapter, &mc, - NULL) ){ - - len = sprintf(page, - "8LD read config failed.\n"); - - mega_free_inquiry(inquiry, dma_handle, pdev); - - pci_free_consistent(pdev, array_sz, - disk_array, - disk_array_dma_handle); - - free_local_pdev(pdev); - - return len; + if( mega_internal_command(adapter, &mc, NULL) ) { + seq_puts(m, "8LD read config failed.\n"); + goto free_pci; } } } @@ -3006,29 +2617,23 @@ proc_rdrv(adapter_t *adapter, char *page, int start, int end ) * Check for overflow. We print less than 240 characters for * information about each logical drive. */ - if( (len + 240) >= PAGE_SIZE ) break; - - len += sprintf(page+len, "Logical drive:%2d:, ", i); + seq_printf(m, "Logical drive:%2d:, ", i); switch( rdrv_state[i] & 0x0F ) { case RDRV_OFFLINE: - len += sprintf(page+len, "state: offline"); + seq_puts(m, "state: offline"); break; - case RDRV_DEGRADED: - len += sprintf(page+len, "state: degraded"); + seq_puts(m, "state: degraded"); break; - case RDRV_OPTIMAL: - len += sprintf(page+len, "state: optimal"); + seq_puts(m, "state: optimal"); break; - case RDRV_DELETED: - len += sprintf(page+len, "state: deleted"); + seq_puts(m, "state: deleted"); break; - default: - len += sprintf(page+len, "state: unknown"); + seq_puts(m, "state: unknown"); break; } @@ -3036,84 +2641,203 @@ proc_rdrv(adapter_t *adapter, char *page, int start, int end ) * Check if check consistency or initialization is going on * for this logical drive. */ - if( (rdrv_state[i] & 0xF0) == 0x20 ) { - len += sprintf(page+len, - ", check-consistency in progress"); - } - else if( (rdrv_state[i] & 0xF0) == 0x10 ) { - len += sprintf(page+len, - ", initialization in progress"); - } + if( (rdrv_state[i] & 0xF0) == 0x20 ) + seq_puts(m, ", check-consistency in progress"); + else if( (rdrv_state[i] & 0xF0) == 0x10 ) + seq_puts(m, ", initialization in progress"); - len += sprintf(page+len, "\n"); - - len += sprintf(page+len, "Span depth:%3d, ", - lparam->span_depth); - - len += sprintf(page+len, "RAID level:%3d, ", - lparam->level); - - len += sprintf(page+len, "Stripe size:%3d, ", - lparam->stripe_sz ? lparam->stripe_sz/2: 128); - - len += sprintf(page+len, "Row size:%3d\n", - lparam->row_size); + seq_putc(m, '\n'); + seq_printf(m, "Span depth:%3d, ", lparam->span_depth); + seq_printf(m, "RAID level:%3d, ", lparam->level); + seq_printf(m, "Stripe size:%3d, ", + lparam->stripe_sz ? lparam->stripe_sz/2: 128); + seq_printf(m, "Row size:%3d\n", lparam->row_size); - len += sprintf(page+len, "Read Policy: "); - + seq_puts(m, "Read Policy: "); switch(lparam->read_ahead) { - case NO_READ_AHEAD: - len += sprintf(page+len, "No read ahead, "); + seq_puts(m, "No read ahead, "); break; - case READ_AHEAD: - len += sprintf(page+len, "Read ahead, "); + seq_puts(m, "Read ahead, "); break; - case ADAP_READ_AHEAD: - len += sprintf(page+len, "Adaptive, "); + seq_puts(m, "Adaptive, "); break; } - len += sprintf(page+len, "Write Policy: "); - + seq_puts(m, "Write Policy: "); switch(lparam->write_mode) { - case WRMODE_WRITE_THRU: - len += sprintf(page+len, "Write thru, "); + seq_puts(m, "Write thru, "); break; - case WRMODE_WRITE_BACK: - len += sprintf(page+len, "Write back, "); + seq_puts(m, "Write back, "); break; } - len += sprintf(page+len, "Cache Policy: "); - + seq_puts(m, "Cache Policy: "); switch(lparam->direct_io) { - case CACHED_IO: - len += sprintf(page+len, "Cached IO\n\n"); + seq_puts(m, "Cached IO\n\n"); break; - case DIRECT_IO: - len += sprintf(page+len, "Direct IO\n\n"); + seq_puts(m, "Direct IO\n\n"); break; } } - mega_free_inquiry(inquiry, dma_handle, pdev); - +free_pci: pci_free_consistent(pdev, array_sz, disk_array, disk_array_dma_handle); - +free_inquiry: + mega_free_inquiry(inquiry, dma_handle, pdev); +free_pdev: free_local_pdev(pdev); + return 0; +} + +/** + * proc_show_rdrv_10() + * @m - Synthetic file construction data + * @v - File iterator + * + * Display real time information about the logical drives 0 through 9. + */ +static int +proc_show_rdrv_10(struct seq_file *m, void *v) +{ + return proc_show_rdrv(m, m->private, 0, 9); +} + + +/** + * proc_show_rdrv_20() + * @m - Synthetic file construction data + * @v - File iterator + * + * Display real time information about the logical drives 0 through 9. + */ +static int +proc_show_rdrv_20(struct seq_file *m, void *v) +{ + return proc_show_rdrv(m, m->private, 10, 19); +} + + +/** + * proc_show_rdrv_30() + * @m - Synthetic file construction data + * @v - File iterator + * + * Display real time information about the logical drives 0 through 9. + */ +static int +proc_show_rdrv_30(struct seq_file *m, void *v) +{ + return proc_show_rdrv(m, m->private, 20, 29); +} + + +/** + * proc_show_rdrv_40() + * @m - Synthetic file construction data + * @v - File iterator + * + * Display real time information about the logical drives 0 through 9. + */ +static int +proc_show_rdrv_40(struct seq_file *m, void *v) +{ + return proc_show_rdrv(m, m->private, 30, 39); +} + + +/* + * seq_file wrappers for procfile show routines. + */ +static int mega_proc_open(struct inode *inode, struct file *file) +{ + adapter_t *adapter = proc_get_parent_data(inode); + int (*show)(struct seq_file *, void *) = PDE_DATA(inode); + + return single_open(file, show, adapter); +} + +static const struct file_operations mega_proc_fops = { + .open = mega_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + +/* + * Table of proc files we need to create. + */ +struct mega_proc_file { + const char *name; + unsigned short ptr_offset; + int (*show) (struct seq_file *m, void *v); +}; + +static const struct mega_proc_file mega_proc_files[] = { + { "config", offsetof(adapter_t, proc_read), proc_show_config }, + { "stat", offsetof(adapter_t, proc_stat), proc_show_stat }, + { "mailbox", offsetof(adapter_t, proc_mbox), proc_show_mbox }, +#if MEGA_HAVE_ENH_PROC + { "rebuild-rate", offsetof(adapter_t, proc_rr), proc_show_rebuild_rate }, + { "battery-status", offsetof(adapter_t, proc_battery), proc_show_battery }, + { "diskdrives-ch0", offsetof(adapter_t, proc_pdrvstat[0]), proc_show_pdrv_ch0 }, + { "diskdrives-ch1", offsetof(adapter_t, proc_pdrvstat[1]), proc_show_pdrv_ch1 }, + { "diskdrives-ch2", offsetof(adapter_t, proc_pdrvstat[2]), proc_show_pdrv_ch2 }, + { "diskdrives-ch3", offsetof(adapter_t, proc_pdrvstat[3]), proc_show_pdrv_ch3 }, + { "raiddrives-0-9", offsetof(adapter_t, proc_rdrvstat[0]), proc_show_rdrv_10 }, + { "raiddrives-10-19", offsetof(adapter_t, proc_rdrvstat[1]), proc_show_rdrv_20 }, + { "raiddrives-20-29", offsetof(adapter_t, proc_rdrvstat[2]), proc_show_rdrv_30 }, + { "raiddrives-30-39", offsetof(adapter_t, proc_rdrvstat[3]), proc_show_rdrv_40 }, +#endif + { NULL } +}; - return len; +/** + * mega_create_proc_entry() + * @index - index in soft state array + * @parent - parent node for this /proc entry + * + * Creates /proc entries for our controllers. + */ +static void +mega_create_proc_entry(int index, struct proc_dir_entry *parent) +{ + const struct mega_proc_file *f; + adapter_t *adapter = hba_soft_state[index]; + struct proc_dir_entry *dir, *de, **ppde; + u8 string[16]; + + sprintf(string, "hba%d", adapter->host->host_no); + + dir = adapter->controller_proc_dir_entry = + proc_mkdir_data(string, 0, parent, adapter); + if(!dir) { + printk(KERN_WARNING "\nmegaraid: proc_mkdir failed\n"); + return; + } + + for (f = mega_proc_files; f->name; f++) { + de = proc_create_data(f->name, S_IRUSR, dir, &mega_proc_fops, + f->show); + if (!de) { + printk(KERN_WARNING "\nmegaraid: proc_create failed\n"); + return; + } + + ppde = (void *)adapter + f->ptr_offset; + *ppde = de; + } } + #else static inline void mega_create_proc_entry(int index, struct proc_dir_entry *parent) { diff --git a/drivers/scsi/megaraid.h b/drivers/scsi/megaraid.h index 4fb2adf6b80d..4d0ce4e78dfd 100644 --- a/drivers/scsi/megaraid.h +++ b/drivers/scsi/megaraid.h @@ -987,24 +987,7 @@ static int mega_init_scb (adapter_t *); static int mega_is_bios_enabled (adapter_t *); #ifdef CONFIG_PROC_FS -static int mega_print_inquiry(char *, char *); static void mega_create_proc_entry(int, struct proc_dir_entry *); -static int proc_read_config(char *, char **, off_t, int, int *, void *); -static int proc_read_stat(char *, char **, off_t, int, int *, void *); -static int proc_read_mbox(char *, char **, off_t, int, int *, void *); -static int proc_rebuild_rate(char *, char **, off_t, int, int *, void *); -static int proc_battery(char *, char **, off_t, int, int *, void *); -static int proc_pdrv_ch0(char *, char **, off_t, int, int *, void *); -static int proc_pdrv_ch1(char *, char **, off_t, int, int *, void *); -static int proc_pdrv_ch2(char *, char **, off_t, int, int *, void *); -static int proc_pdrv_ch3(char *, char **, off_t, int, int *, void *); -static int proc_pdrv(adapter_t *, char *, int); -static int proc_rdrv_10(char *, char **, off_t, int, int *, void *); -static int proc_rdrv_20(char *, char **, off_t, int, int *, void *); -static int proc_rdrv_30(char *, char **, off_t, int, int *, void *); -static int proc_rdrv_40(char *, char **, off_t, int, int *, void *); -static int proc_rdrv(adapter_t *, char *, int, int); - static int mega_adapinq(adapter_t *, dma_addr_t); static int mega_internal_dev_inquiry(adapter_t *, u8, u8, dma_addr_t); #endif diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c index 08685c4cf231..eec052c2670a 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c +++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c @@ -505,19 +505,6 @@ _ctl_fasync(int fd, struct file *filep, int mode) } /** - * _ctl_release - - * @inode - - * @filep - - * - * Called when application releases the fasyn callback handler. - */ -static int -_ctl_release(struct inode *inode, struct file *filep) -{ - return fasync_helper(-1, filep, 0, &async_queue); -} - -/** * _ctl_poll - * @file - * @wait - @@ -3027,7 +3014,6 @@ struct device_attribute *mpt2sas_dev_attrs[] = { static const struct file_operations ctl_fops = { .owner = THIS_MODULE, .unlocked_ioctl = _ctl_ioctl, - .release = _ctl_release, .poll = _ctl_poll, .fasync = _ctl_fasync, #ifdef CONFIG_COMPAT diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c index 054d5231c974..0b402b6f2d26 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c +++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c @@ -503,19 +503,6 @@ _ctl_fasync(int fd, struct file *filep, int mode) } /** - * _ctl_release - - * @inode - - * @filep - - * - * Called when application releases the fasyn callback handler. - */ -static int -_ctl_release(struct inode *inode, struct file *filep) -{ - return fasync_helper(-1, filep, 0, &async_queue); -} - -/** * _ctl_poll - * @file - * @wait - @@ -3233,7 +3220,6 @@ struct device_attribute *mpt3sas_dev_attrs[] = { static const struct file_operations ctl_fops = { .owner = THIS_MODULE, .unlocked_ioctl = _ctl_ioctl, - .release = _ctl_release, .poll = _ctl_poll, .fasync = _ctl_fasync, #ifdef CONFIG_COMPAT diff --git a/drivers/scsi/mvme147.c b/drivers/scsi/mvme147.c index c29d0dbb9660..e7f6661a8862 100644 --- a/drivers/scsi/mvme147.c +++ b/drivers/scsi/mvme147.c @@ -76,7 +76,8 @@ int mvme147_detect(struct scsi_host_template *tpnt) called++; tpnt->proc_name = "MVME147"; - tpnt->proc_info = &wd33c93_proc_info; + tpnt->show_info = wd33c93_show_info, + tpnt->write_info = wd33c93_write_info, instance = scsi_register(tpnt, sizeof(struct WD33C93_hostdata)); if (!instance) diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c index 1cc0c1c69c88..1e3879dcbdcc 100644 --- a/drivers/scsi/nsp32.c +++ b/drivers/scsi/nsp32.c @@ -192,7 +192,7 @@ static int __init init_nsp32 (void); static void __exit exit_nsp32 (void); /* struct struct scsi_host_template */ -static int nsp32_proc_info (struct Scsi_Host *, char *, char **, off_t, int, int); +static int nsp32_show_info (struct seq_file *, struct Scsi_Host *); static int nsp32_detect (struct pci_dev *pdev); static int nsp32_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); @@ -268,7 +268,7 @@ static void nsp32_dmessage(const char *, int, int, char *, ...); static struct scsi_host_template nsp32_template = { .proc_name = "nsp32", .name = "Workbit NinjaSCSI-32Bi/UDE", - .proc_info = nsp32_proc_info, + .show_info = nsp32_show_info, .info = nsp32_info, .queuecommand = nsp32_queuecommand, .can_queue = 1, @@ -1442,19 +1442,10 @@ static irqreturn_t do_nsp32_isr(int irq, void *dev_id) } #undef SPRINTF -#define SPRINTF(args...) \ - do { \ - if(length > (pos - buffer)) { \ - pos += snprintf(pos, length - (pos - buffer) + 1, ## args); \ - nsp32_dbg(NSP32_DEBUG_PROC, "buffer=0x%p pos=0x%p length=%d %d\n", buffer, pos, length, length - (pos - buffer));\ - } \ - } while(0) - -static int nsp32_proc_info(struct Scsi_Host *host, char *buffer, char **start, - off_t offset, int length, int inout) +#define SPRINTF(args...) seq_printf(m, ##args) + +static int nsp32_show_info(struct seq_file *m, struct Scsi_Host *host) { - char *pos = buffer; - int thislength; unsigned long flags; nsp32_hw_data *data; int hostno; @@ -1463,11 +1454,6 @@ static int nsp32_proc_info(struct Scsi_Host *host, char *buffer, char **start, int id, speed; long model; - /* Write is not supported, just return. */ - if (inout == TRUE) { - return -EINVAL; - } - hostno = host->host_no; data = (nsp32_hw_data *)host->hostdata; base = host->io_port; @@ -1527,20 +1513,7 @@ static int nsp32_proc_info(struct Scsi_Host *host, char *buffer, char **start, } SPRINTF("\n"); } - - - thislength = pos - (buffer + offset); - - if(thislength < 0) { - *start = NULL; - return 0; - } - - - thislength = min(thislength, length); - *start = buffer + offset; - - return thislength; + return 0; } #undef SPRINTF diff --git a/drivers/scsi/pas16.c b/drivers/scsi/pas16.c index 2f72c9807b12..62f1a6031765 100644 --- a/drivers/scsi/pas16.c +++ b/drivers/scsi/pas16.c @@ -388,7 +388,8 @@ int __init pas16_detect(struct scsi_host_template * tpnt) int count; tpnt->proc_name = "pas16"; - tpnt->proc_info = &pas16_proc_info; + tpnt->show_info = pas16_show_info; + tpnt->write_info = pas16_write_info; if (pas16_addr != 0) { overrides[0].io_port = pas16_addr; diff --git a/drivers/scsi/pas16.h b/drivers/scsi/pas16.h index a04281cace2e..3721342835e9 100644 --- a/drivers/scsi/pas16.h +++ b/drivers/scsi/pas16.h @@ -163,7 +163,8 @@ static int pas16_bus_reset(Scsi_Cmnd *); #define NCR5380_queue_command pas16_queue_command #define NCR5380_abort pas16_abort #define NCR5380_bus_reset pas16_bus_reset -#define NCR5380_proc_info pas16_proc_info +#define NCR5380_show_info pas16_show_info +#define NCR5380_write_info pas16_write_info /* 15 14 12 10 7 5 3 1101 0100 1010 1000 */ diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c index b61a753eb896..987fbb1b244e 100644 --- a/drivers/scsi/pcmcia/nsp_cs.c +++ b/drivers/scsi/pcmcia/nsp_cs.c @@ -76,7 +76,7 @@ MODULE_PARM_DESC(free_ports, "Release IO ports after configuration? (default: 0 static struct scsi_host_template nsp_driver_template = { .proc_name = "nsp_cs", - .proc_info = nsp_proc_info, + .show_info = nsp_show_info, .name = "WorkBit NinjaSCSI-3/32Bi(16bit)", .info = nsp_info, .queuecommand = nsp_queuecommand, @@ -1365,33 +1365,19 @@ static const char *nsp_info(struct Scsi_Host *shpnt) } #undef SPRINTF -#define SPRINTF(args...) \ - do { \ - if(length > (pos - buffer)) { \ - pos += snprintf(pos, length - (pos - buffer) + 1, ## args); \ - nsp_dbg(NSP_DEBUG_PROC, "buffer=0x%p pos=0x%p length=%d %d\n", buffer, pos, length, length - (pos - buffer));\ - } \ - } while(0) - -static int nsp_proc_info(struct Scsi_Host *host, char *buffer, char **start, - off_t offset, int length, int inout) +#define SPRINTF(args...) seq_printf(m, ##args) + +static int nsp_show_info(struct seq_file *m, struct Scsi_Host *host) { int id; - char *pos = buffer; - int thislength; int speed; unsigned long flags; nsp_hw_data *data; int hostno; - if (inout) { - return -EINVAL; - } - hostno = host->host_no; data = (nsp_hw_data *)host->hostdata; - SPRINTF("NinjaSCSI status\n\n"); SPRINTF("Driver version: $Revision: 1.23 $\n"); SPRINTF("SCSI host No.: %d\n", hostno); @@ -1458,19 +1444,7 @@ static int nsp_proc_info(struct Scsi_Host *host, char *buffer, char **start, } SPRINTF("\n"); } - - thislength = pos - (buffer + offset); - - if(thislength < 0) { - *start = NULL; - return 0; - } - - - thislength = min(thislength, length); - *start = buffer + offset; - - return thislength; + return 0; } #undef SPRINTF diff --git a/drivers/scsi/pcmcia/nsp_cs.h b/drivers/scsi/pcmcia/nsp_cs.h index 7fc9a9d0a448..afd64f0adc4b 100644 --- a/drivers/scsi/pcmcia/nsp_cs.h +++ b/drivers/scsi/pcmcia/nsp_cs.h @@ -292,13 +292,8 @@ static int nsp_cs_config (struct pcmcia_device *link); /* Linux SCSI subsystem specific functions */ static struct Scsi_Host *nsp_detect (struct scsi_host_template *sht); static const char *nsp_info (struct Scsi_Host *shpnt); -static int nsp_proc_info ( - struct Scsi_Host *host, - char *buffer, - char **start, - off_t offset, - int length, - int inout); +static int nsp_show_info (struct seq_file *m, + struct Scsi_Host *host); static int nsp_queuecommand(struct Scsi_Host *h, struct scsi_cmnd *SCpnt); /* Error handler */ diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c index b46f5e906837..8e1b73775065 100644 --- a/drivers/scsi/pmcraid.c +++ b/drivers/scsi/pmcraid.c @@ -3599,19 +3599,6 @@ static int pmcraid_chr_open(struct inode *inode, struct file *filep) } /** - * pmcraid_release - char node "release" entry point - */ -static int pmcraid_chr_release(struct inode *inode, struct file *filep) -{ - struct pmcraid_instance *pinstance = filep->private_data; - - filep->private_data = NULL; - fasync_helper(-1, filep, 0, &pinstance->aen_queue); - - return 0; -} - -/** * pmcraid_fasync - Async notifier registration from applications * * This function adds the calling process to a driver global queue. When an @@ -4167,7 +4154,6 @@ static long pmcraid_chr_ioctl( static const struct file_operations pmcraid_fops = { .owner = THIS_MODULE, .open = pmcraid_chr_open, - .release = pmcraid_chr_release, .fasync = pmcraid_chr_fasync, .unlocked_ioctl = pmcraid_chr_ioctl, #ifdef CONFIG_COMPAT diff --git a/drivers/scsi/ppa.c b/drivers/scsi/ppa.c index d164c9639361..1db8b26063b4 100644 --- a/drivers/scsi/ppa.c +++ b/drivers/scsi/ppa.c @@ -118,8 +118,9 @@ static inline void ppa_pb_release(ppa_struct *dev) * Also gives a method to use a script to obtain optimum timings (TODO) */ -static inline int ppa_proc_write(ppa_struct *dev, char *buffer, int length) +static inline int ppa_write_info(struct Scsi_Host *host, char *buffer, int length) { + ppa_struct *dev = ppa_dev(host); unsigned long x; if ((length > 5) && (strncmp(buffer, "mode=", 5) == 0)) { @@ -137,35 +138,17 @@ static inline int ppa_proc_write(ppa_struct *dev, char *buffer, int length) return -EINVAL; } -static int ppa_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, int length, int inout) +static int ppa_show_info(struct seq_file *m, struct Scsi_Host *host) { - int len = 0; ppa_struct *dev = ppa_dev(host); - if (inout) - return ppa_proc_write(dev, buffer, length); - - len += sprintf(buffer + len, "Version : %s\n", PPA_VERSION); - len += - sprintf(buffer + len, "Parport : %s\n", - dev->dev->port->name); - len += - sprintf(buffer + len, "Mode : %s\n", - PPA_MODE_STRING[dev->mode]); + seq_printf(m, "Version : %s\n", PPA_VERSION); + seq_printf(m, "Parport : %s\n", dev->dev->port->name); + seq_printf(m, "Mode : %s\n", PPA_MODE_STRING[dev->mode]); #if PPA_DEBUG > 0 - len += - sprintf(buffer + len, "recon_tmo : %lu\n", dev->recon_tmo); + seq_printf(m, "recon_tmo : %lu\n", dev->recon_tmo); #endif - - /* Request for beyond end of buffer */ - if (offset > length) - return 0; - - *start = buffer + offset; - len -= offset; - if (len > length) - len = length; - return len; + return 0; } static int device_check(ppa_struct *dev); @@ -981,7 +964,8 @@ static int ppa_adjust_queue(struct scsi_device *device) static struct scsi_host_template ppa_template = { .module = THIS_MODULE, .proc_name = "ppa", - .proc_info = ppa_proc_info, + .show_info = ppa_show_info, + .write_info = ppa_write_info, .name = "Iomega VPI0 (ppa) interface", .queuecommand = ppa_queuecommand, .eh_abort_handler = ppa_abort, diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 2c6dd3dfe0f4..ccb5e6404d09 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -5351,7 +5351,7 @@ static struct pci_driver qla2xxx_pci_driver = { .err_handler = &qla2xxx_err_handler, }; -static struct file_operations apidev_fops = { +static const struct file_operations apidev_fops = { .owner = THIS_MODULE, .llseek = noop_llseek, }; diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 5cda11c07c68..5add6f4e7928 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -2823,31 +2823,27 @@ static const char * scsi_debug_info(struct Scsi_Host * shp) /* scsi_debug_proc_info * Used if the driver currently has no own support for /proc/scsi */ -static int scsi_debug_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int inout) +static int scsi_debug_write_info(struct Scsi_Host *host, char *buffer, int length) { - int len, pos, begin; - int orig_length; + char arr[16]; + int opts; + int minLen = length > 15 ? 15 : length; - orig_length = length; - - if (inout == 1) { - char arr[16]; - int minLen = length > 15 ? 15 : length; + if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO)) + return -EACCES; + memcpy(arr, buffer, minLen); + arr[minLen] = '\0'; + if (1 != sscanf(arr, "%d", &opts)) + return -EINVAL; + scsi_debug_opts = opts; + if (scsi_debug_every_nth != 0) + scsi_debug_cmnd_count = 0; + return length; +} - if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO)) - return -EACCES; - memcpy(arr, buffer, minLen); - arr[minLen] = '\0'; - if (1 != sscanf(arr, "%d", &pos)) - return -EINVAL; - scsi_debug_opts = pos; - if (scsi_debug_every_nth != 0) - scsi_debug_cmnd_count = 0; - return length; - } - begin = 0; - pos = len = sprintf(buffer, "scsi_debug adapter driver, version " +static int scsi_debug_show_info(struct seq_file *m, struct Scsi_Host *host) +{ + seq_printf(m, "scsi_debug adapter driver, version " "%s [%s]\n" "num_tgts=%d, shared (ram) size=%d MB, opts=0x%x, " "every_nth=%d(curr:%d)\n" @@ -2862,15 +2858,7 @@ static int scsi_debug_proc_info(struct Scsi_Host *host, char *buffer, char **sta scsi_debug_sector_size, sdebug_cylinders_per, sdebug_heads, sdebug_sectors_per, num_aborts, num_dev_resets, num_bus_resets, num_host_resets, dix_reads, dix_writes, dif_errors); - if (pos < offset) { - len = 0; - begin = pos; - } - *start = buffer + (offset - begin); /* Start of wanted data */ - len -= (offset - begin); - if (len > length) - len = length; - return len; + return 0; } static ssize_t sdebug_delay_show(struct device_driver * ddp, char * buf) @@ -3957,7 +3945,8 @@ write: static DEF_SCSI_QCMD(scsi_debug_queuecommand) static struct scsi_host_template sdebug_driver_template = { - .proc_info = scsi_debug_proc_info, + .show_info = scsi_debug_show_info, + .write_info = scsi_debug_write_info, .proc_name = sdebug_proc_name, .name = "SCSI DEBUG", .info = scsi_debug_info, diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 765398c063c7..c31187d79343 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -71,9 +71,14 @@ struct kmem_cache *scsi_sdb_cache; #ifdef CONFIG_ACPI #include <acpi/acpi_bus.h> +static bool acpi_scsi_bus_match(struct device *dev) +{ + return dev->bus == &scsi_bus_type; +} + int scsi_register_acpi_bus_type(struct acpi_bus_type *bus) { - bus->bus = &scsi_bus_type; + bus->match = acpi_scsi_bus_match; return register_acpi_bus_type(bus); } EXPORT_SYMBOL_GPL(scsi_register_acpi_bus_type); diff --git a/drivers/scsi/scsi_proc.c b/drivers/scsi/scsi_proc.c index ad747dc337da..db66357211ed 100644 --- a/drivers/scsi/scsi_proc.c +++ b/drivers/scsi/scsi_proc.c @@ -45,58 +45,50 @@ static struct proc_dir_entry *proc_scsi; /* Protect sht->present and sht->proc_dir */ static DEFINE_MUTEX(global_host_template_mutex); -/** - * proc_scsi_read - handle read from /proc by calling host's proc_info() command - * @buffer: passed to proc_info - * @start: passed to proc_info - * @offset: passed to proc_info - * @length: passed to proc_info - * @eof: returns whether length read was less than requested - * @data: pointer to a &struct Scsi_Host - */ - -static int proc_scsi_read(char *buffer, char **start, off_t offset, - int length, int *eof, void *data) -{ - struct Scsi_Host *shost = data; - int n; - - n = shost->hostt->proc_info(shost, buffer, start, offset, length, 0); - *eof = (n < length); - - return n; -} - -/** - * proc_scsi_write_proc - Handle write to /proc by calling host's proc_info() - * @file: not used - * @buf: source of data to write. - * @count: number of bytes (at most PROC_BLOCK_SIZE) to write. - * @data: pointer to &struct Scsi_Host - */ -static int proc_scsi_write_proc(struct file *file, const char __user *buf, - unsigned long count, void *data) +static ssize_t proc_scsi_host_write(struct file *file, const char __user *buf, + size_t count, loff_t *ppos) { - struct Scsi_Host *shost = data; + struct Scsi_Host *shost = PDE_DATA(file_inode(file)); ssize_t ret = -ENOMEM; char *page; - char *start; if (count > PROC_BLOCK_SIZE) return -EOVERFLOW; + if (!shost->hostt->write_info) + return -EINVAL; + page = (char *)__get_free_page(GFP_KERNEL); if (page) { ret = -EFAULT; if (copy_from_user(page, buf, count)) goto out; - ret = shost->hostt->proc_info(shost, page, &start, 0, count, 1); + ret = shost->hostt->write_info(shost, page, count); } out: free_page((unsigned long)page); return ret; } +static int proc_scsi_show(struct seq_file *m, void *v) +{ + struct Scsi_Host *shost = m->private; + return shost->hostt->show_info(m, shost); +} + +static int proc_scsi_host_open(struct inode *inode, struct file *file) +{ + return single_open_size(file, proc_scsi_show, PDE_DATA(inode), + 4 * PAGE_SIZE); +} + +static const struct file_operations proc_scsi_fops = { + .open = proc_scsi_host_open, + .read = seq_read, + .llseek = seq_lseek, + .write = proc_scsi_host_write +}; + /** * scsi_proc_hostdir_add - Create directory in /proc for a scsi host * @sht: owner of this directory @@ -106,7 +98,7 @@ out: void scsi_proc_hostdir_add(struct scsi_host_template *sht) { - if (!sht->proc_info) + if (!sht->show_info) return; mutex_lock(&global_host_template_mutex); @@ -125,7 +117,7 @@ void scsi_proc_hostdir_add(struct scsi_host_template *sht) */ void scsi_proc_hostdir_rm(struct scsi_host_template *sht) { - if (!sht->proc_info) + if (!sht->show_info) return; mutex_lock(&global_host_template_mutex); @@ -151,16 +143,12 @@ void scsi_proc_host_add(struct Scsi_Host *shost) return; sprintf(name,"%d", shost->host_no); - p = create_proc_read_entry(name, S_IFREG | S_IRUGO | S_IWUSR, - sht->proc_dir, proc_scsi_read, shost); - if (!p) { + p = proc_create_data(name, S_IRUGO | S_IWUSR, + sht->proc_dir, &proc_scsi_fops, shost); + if (!p) printk(KERN_ERR "%s: Failed to register host %d in" "%s\n", __func__, shost->host_no, sht->proc_name); - return; - } - - p->write_proc = proc_scsi_write_proc; } /** diff --git a/drivers/scsi/sym53c8xx_2/sym_glue.c b/drivers/scsi/sym53c8xx_2/sym_glue.c index 599568299fbe..bac55f7f69f9 100644 --- a/drivers/scsi/sym53c8xx_2/sym_glue.c +++ b/drivers/scsi/sym53c8xx_2/sym_glue.c @@ -1171,112 +1171,36 @@ printk("sym_user_command: data=%ld\n", uc->data); #endif /* SYM_LINUX_USER_COMMAND_SUPPORT */ -#ifdef SYM_LINUX_USER_INFO_SUPPORT -/* - * Informations through the proc file system. - */ -struct info_str { - char *buffer; - int length; - int offset; - int pos; -}; - -static void copy_mem_info(struct info_str *info, char *data, int len) -{ - if (info->pos + len > info->length) - len = info->length - info->pos; - - if (info->pos + len < info->offset) { - info->pos += len; - return; - } - if (info->pos < info->offset) { - data += (info->offset - info->pos); - len -= (info->offset - info->pos); - } - - if (len > 0) { - memcpy(info->buffer + info->pos, data, len); - info->pos += len; - } -} - -static int copy_info(struct info_str *info, char *fmt, ...) -{ - va_list args; - char buf[81]; - int len; - - va_start(args, fmt); - len = vsprintf(buf, fmt, args); - va_end(args); - - copy_mem_info(info, buf, len); - return len; -} - /* * Copy formatted information into the input buffer. */ -static int sym_host_info(struct Scsi_Host *shost, char *ptr, off_t offset, int len) +static int sym_show_info(struct seq_file *m, struct Scsi_Host *shost) { +#ifdef SYM_LINUX_USER_INFO_SUPPORT struct sym_data *sym_data = shost_priv(shost); struct pci_dev *pdev = sym_data->pdev; struct sym_hcb *np = sym_data->ncb; - struct info_str info; - - info.buffer = ptr; - info.length = len; - info.offset = offset; - info.pos = 0; - copy_info(&info, "Chip " NAME53C "%s, device id 0x%x, " - "revision id 0x%x\n", np->s.chip_name, - pdev->device, pdev->revision); - copy_info(&info, "At PCI address %s, IRQ %u\n", + seq_printf(m, "Chip " NAME53C "%s, device id 0x%x, " + "revision id 0x%x\n", np->s.chip_name, + pdev->device, pdev->revision); + seq_printf(m, "At PCI address %s, IRQ %u\n", pci_name(pdev), pdev->irq); - copy_info(&info, "Min. period factor %d, %s SCSI BUS%s\n", - (int) (np->minsync_dt ? np->minsync_dt : np->minsync), - np->maxwide ? "Wide" : "Narrow", - np->minsync_dt ? ", DT capable" : ""); + seq_printf(m, "Min. period factor %d, %s SCSI BUS%s\n", + (int) (np->minsync_dt ? np->minsync_dt : np->minsync), + np->maxwide ? "Wide" : "Narrow", + np->minsync_dt ? ", DT capable" : ""); - copy_info(&info, "Max. started commands %d, " - "max. commands per LUN %d\n", - SYM_CONF_MAX_START, SYM_CONF_MAX_TAG); + seq_printf(m, "Max. started commands %d, " + "max. commands per LUN %d\n", + SYM_CONF_MAX_START, SYM_CONF_MAX_TAG); - return info.pos > info.offset? info.pos - info.offset : 0; -} -#endif /* SYM_LINUX_USER_INFO_SUPPORT */ - -/* - * Entry point of the scsi proc fs of the driver. - * - func = 0 means read (returns adapter infos) - * - func = 1 means write (not yet merget from sym53c8xx) - */ -static int sym53c8xx_proc_info(struct Scsi_Host *shost, char *buffer, - char **start, off_t offset, int length, int func) -{ - int retv; - - if (func) { -#ifdef SYM_LINUX_USER_COMMAND_SUPPORT - retv = sym_user_command(shost, buffer, length); -#else - retv = -EINVAL; -#endif - } else { - if (start) - *start = buffer; -#ifdef SYM_LINUX_USER_INFO_SUPPORT - retv = sym_host_info(shost, buffer, offset, length); + return 0; #else - retv = -EINVAL; -#endif - } - - return retv; + return -EINVAL; +#endif /* SYM_LINUX_USER_INFO_SUPPORT */ } + #endif /* SYM_LINUX_PROC_INFO_SUPPORT */ /* @@ -1742,7 +1666,10 @@ static struct scsi_host_template sym2_template = { .use_clustering = ENABLE_CLUSTERING, .max_sectors = 0xFFFF, #ifdef SYM_LINUX_PROC_INFO_SUPPORT - .proc_info = sym53c8xx_proc_info, + .show_info = sym_show_info, +#ifdef SYM_LINUX_USER_COMMAND_SUPPORT + .write_info = sym_user_command, +#endif .proc_name = NAME53C8XX, #endif }; diff --git a/drivers/scsi/t128.c b/drivers/scsi/t128.c index d672d97fb84a..f1e4b4148c75 100644 --- a/drivers/scsi/t128.c +++ b/drivers/scsi/t128.c @@ -201,7 +201,8 @@ int __init t128_detect(struct scsi_host_template * tpnt){ int sig, count; tpnt->proc_name = "t128"; - tpnt->proc_info = &t128_proc_info; + tpnt->show_info = t128_show_info; + tpnt->write_info = t128_write_info; for (count = 0; current_override < NO_OVERRIDES; ++current_override) { base = 0; diff --git a/drivers/scsi/t128.h b/drivers/scsi/t128.h index ada1115079c9..1df82c28e56d 100644 --- a/drivers/scsi/t128.h +++ b/drivers/scsi/t128.h @@ -140,7 +140,8 @@ static int t128_bus_reset(struct scsi_cmnd *); #define NCR5380_queue_command t128_queue_command #define NCR5380_abort t128_abort #define NCR5380_bus_reset t128_bus_reset -#define NCR5380_proc_info t128_proc_info +#define NCR5380_show_info t128_show_info +#define NCR5380_write_info t128_write_info /* 15 14 12 10 7 5 3 1101 0100 1010 1000 */ diff --git a/drivers/scsi/wd33c93.c b/drivers/scsi/wd33c93.c index c0ee4ea28a19..41883a87931d 100644 --- a/drivers/scsi/wd33c93.c +++ b/drivers/scsi/wd33c93.c @@ -2054,22 +2054,16 @@ wd33c93_init(struct Scsi_Host *instance, const wd33c93_regs regs, printk(" Version %s - %s\n", WD33C93_VERSION, WD33C93_DATE); } -int -wd33c93_proc_info(struct Scsi_Host *instance, char *buf, char **start, off_t off, int len, int in) +int wd33c93_write_info(struct Scsi_Host *instance, char *buf, int len) { - #ifdef PROC_INTERFACE - char *bp; - char tbuf[128]; struct WD33C93_hostdata *hd; - struct scsi_cmnd *cmd; int x; - static int stop = 0; hd = (struct WD33C93_hostdata *) instance->hostdata; -/* If 'in' is TRUE we need to _read_ the proc file. We accept the following +/* We accept the following * keywords (same format as command-line, but arguments are not optional): * debug * disconnect @@ -2083,145 +2077,124 @@ wd33c93_proc_info(struct Scsi_Host *instance, char *buf, char **start, off_t off * nosync */ - if (in) { - buf[len] = '\0'; - for (bp = buf; *bp; ) { - while (',' == *bp || ' ' == *bp) - ++bp; - if (!strncmp(bp, "debug:", 6)) { - hd->args = simple_strtoul(bp+6, &bp, 0) & DB_MASK; - } else if (!strncmp(bp, "disconnect:", 11)) { - x = simple_strtoul(bp+11, &bp, 0); - if (x < DIS_NEVER || x > DIS_ALWAYS) - x = DIS_ADAPTIVE; - hd->disconnect = x; - } else if (!strncmp(bp, "period:", 7)) { + buf[len] = '\0'; + for (bp = buf; *bp; ) { + while (',' == *bp || ' ' == *bp) + ++bp; + if (!strncmp(bp, "debug:", 6)) { + hd->args = simple_strtoul(bp+6, &bp, 0) & DB_MASK; + } else if (!strncmp(bp, "disconnect:", 11)) { + x = simple_strtoul(bp+11, &bp, 0); + if (x < DIS_NEVER || x > DIS_ALWAYS) + x = DIS_ADAPTIVE; + hd->disconnect = x; + } else if (!strncmp(bp, "period:", 7)) { + x = simple_strtoul(bp+7, &bp, 0); + hd->default_sx_per = + hd->sx_table[round_period((unsigned int) x, + hd->sx_table)].period_ns; + } else if (!strncmp(bp, "resync:", 7)) { + set_resync(hd, (int)simple_strtoul(bp+7, &bp, 0)); + } else if (!strncmp(bp, "proc:", 5)) { + hd->proc = simple_strtoul(bp+5, &bp, 0); + } else if (!strncmp(bp, "nodma:", 6)) { + hd->no_dma = simple_strtoul(bp+6, &bp, 0); + } else if (!strncmp(bp, "level2:", 7)) { + hd->level2 = simple_strtoul(bp+7, &bp, 0); + } else if (!strncmp(bp, "burst:", 6)) { + hd->dma_mode = + simple_strtol(bp+6, &bp, 0) ? CTRL_BURST:CTRL_DMA; + } else if (!strncmp(bp, "fast:", 5)) { + x = !!simple_strtol(bp+5, &bp, 0); + if (x != hd->fast) + set_resync(hd, 0xff); + hd->fast = x; + } else if (!strncmp(bp, "nosync:", 7)) { x = simple_strtoul(bp+7, &bp, 0); - hd->default_sx_per = - hd->sx_table[round_period((unsigned int) x, - hd->sx_table)].period_ns; - } else if (!strncmp(bp, "resync:", 7)) { - set_resync(hd, (int)simple_strtoul(bp+7, &bp, 0)); - } else if (!strncmp(bp, "proc:", 5)) { - hd->proc = simple_strtoul(bp+5, &bp, 0); - } else if (!strncmp(bp, "nodma:", 6)) { - hd->no_dma = simple_strtoul(bp+6, &bp, 0); - } else if (!strncmp(bp, "level2:", 7)) { - hd->level2 = simple_strtoul(bp+7, &bp, 0); - } else if (!strncmp(bp, "burst:", 6)) { - hd->dma_mode = - simple_strtol(bp+6, &bp, 0) ? CTRL_BURST:CTRL_DMA; - } else if (!strncmp(bp, "fast:", 5)) { - x = !!simple_strtol(bp+5, &bp, 0); - if (x != hd->fast) - set_resync(hd, 0xff); - hd->fast = x; - } else if (!strncmp(bp, "nosync:", 7)) { - x = simple_strtoul(bp+7, &bp, 0); - set_resync(hd, x ^ hd->no_sync); - hd->no_sync = x; - } else { - break; /* unknown keyword,syntax-error,... */ - } + set_resync(hd, x ^ hd->no_sync); + hd->no_sync = x; + } else { + break; /* unknown keyword,syntax-error,... */ } - return len; } + return len; +#else + return 0; +#endif +} + +int +wd33c93_show_info(struct seq_file *m, struct Scsi_Host *instance) +{ +#ifdef PROC_INTERFACE + struct WD33C93_hostdata *hd; + struct scsi_cmnd *cmd; + int x; + + hd = (struct WD33C93_hostdata *) instance->hostdata; spin_lock_irq(&hd->lock); - bp = buf; - *bp = '\0'; - if (hd->proc & PR_VERSION) { - sprintf(tbuf, "\nVersion %s - %s.", + if (hd->proc & PR_VERSION) + seq_printf(m, "\nVersion %s - %s.", WD33C93_VERSION, WD33C93_DATE); - strcat(bp, tbuf); - } + if (hd->proc & PR_INFO) { - sprintf(tbuf, "\nclock_freq=%02x no_sync=%02x no_dma=%d" + seq_printf(m, "\nclock_freq=%02x no_sync=%02x no_dma=%d" " dma_mode=%02x fast=%d", hd->clock_freq, hd->no_sync, hd->no_dma, hd->dma_mode, hd->fast); - strcat(bp, tbuf); - strcat(bp, "\nsync_xfer[] = "); - for (x = 0; x < 7; x++) { - sprintf(tbuf, "\t%02x", hd->sync_xfer[x]); - strcat(bp, tbuf); - } - strcat(bp, "\nsync_stat[] = "); - for (x = 0; x < 7; x++) { - sprintf(tbuf, "\t%02x", hd->sync_stat[x]); - strcat(bp, tbuf); - } + seq_printf(m, "\nsync_xfer[] = "); + for (x = 0; x < 7; x++) + seq_printf(m, "\t%02x", hd->sync_xfer[x]); + seq_printf(m, "\nsync_stat[] = "); + for (x = 0; x < 7; x++) + seq_printf(m, "\t%02x", hd->sync_stat[x]); } #ifdef PROC_STATISTICS if (hd->proc & PR_STATISTICS) { - strcat(bp, "\ncommands issued: "); - for (x = 0; x < 7; x++) { - sprintf(tbuf, "\t%ld", hd->cmd_cnt[x]); - strcat(bp, tbuf); - } - strcat(bp, "\ndisconnects allowed:"); - for (x = 0; x < 7; x++) { - sprintf(tbuf, "\t%ld", hd->disc_allowed_cnt[x]); - strcat(bp, tbuf); - } - strcat(bp, "\ndisconnects done: "); - for (x = 0; x < 7; x++) { - sprintf(tbuf, "\t%ld", hd->disc_done_cnt[x]); - strcat(bp, tbuf); - } - sprintf(tbuf, + seq_printf(m, "\ncommands issued: "); + for (x = 0; x < 7; x++) + seq_printf(m, "\t%ld", hd->cmd_cnt[x]); + seq_printf(m, "\ndisconnects allowed:"); + for (x = 0; x < 7; x++) + seq_printf(m, "\t%ld", hd->disc_allowed_cnt[x]); + seq_printf(m, "\ndisconnects done: "); + for (x = 0; x < 7; x++) + seq_printf(m, "\t%ld", hd->disc_done_cnt[x]); + seq_printf(m, "\ninterrupts: %ld, DATA_PHASE ints: %ld DMA, %ld PIO", hd->int_cnt, hd->dma_cnt, hd->pio_cnt); - strcat(bp, tbuf); } #endif if (hd->proc & PR_CONNECTED) { - strcat(bp, "\nconnected: "); + seq_printf(m, "\nconnected: "); if (hd->connected) { cmd = (struct scsi_cmnd *) hd->connected; - sprintf(tbuf, " %d:%d(%02x)", + seq_printf(m, " %d:%d(%02x)", cmd->device->id, cmd->device->lun, cmd->cmnd[0]); - strcat(bp, tbuf); } } if (hd->proc & PR_INPUTQ) { - strcat(bp, "\ninput_Q: "); + seq_printf(m, "\ninput_Q: "); cmd = (struct scsi_cmnd *) hd->input_Q; while (cmd) { - sprintf(tbuf, " %d:%d(%02x)", + seq_printf(m, " %d:%d(%02x)", cmd->device->id, cmd->device->lun, cmd->cmnd[0]); - strcat(bp, tbuf); cmd = (struct scsi_cmnd *) cmd->host_scribble; } } if (hd->proc & PR_DISCQ) { - strcat(bp, "\ndisconnected_Q:"); + seq_printf(m, "\ndisconnected_Q:"); cmd = (struct scsi_cmnd *) hd->disconnected_Q; while (cmd) { - sprintf(tbuf, " %d:%d(%02x)", + seq_printf(m, " %d:%d(%02x)", cmd->device->id, cmd->device->lun, cmd->cmnd[0]); - strcat(bp, tbuf); cmd = (struct scsi_cmnd *) cmd->host_scribble; } } - strcat(bp, "\n"); + seq_printf(m, "\n"); spin_unlock_irq(&hd->lock); - *start = buf; - if (stop) { - stop = 0; - return 0; - } - if (off > 0x40000) /* ALWAYS stop after 256k bytes have been read */ - stop = 1; - if (hd->proc & PR_STOP) /* stop every other time */ - stop = 1; - return strlen(bp); - -#else /* PROC_INTERFACE */ - - return 0; - #endif /* PROC_INTERFACE */ - + return 0; } EXPORT_SYMBOL(wd33c93_host_reset); @@ -2229,4 +2202,5 @@ EXPORT_SYMBOL(wd33c93_init); EXPORT_SYMBOL(wd33c93_abort); EXPORT_SYMBOL(wd33c93_queuecommand); EXPORT_SYMBOL(wd33c93_intr); -EXPORT_SYMBOL(wd33c93_proc_info); +EXPORT_SYMBOL(wd33c93_show_info); +EXPORT_SYMBOL(wd33c93_write_info); diff --git a/drivers/scsi/wd33c93.h b/drivers/scsi/wd33c93.h index 3b463d7304dc..08abe508e9ad 100644 --- a/drivers/scsi/wd33c93.h +++ b/drivers/scsi/wd33c93.h @@ -345,7 +345,8 @@ void wd33c93_init (struct Scsi_Host *instance, const wd33c93_regs regs, int wd33c93_abort (struct scsi_cmnd *cmd); int wd33c93_queuecommand (struct Scsi_Host *h, struct scsi_cmnd *cmd); void wd33c93_intr (struct Scsi_Host *instance); -int wd33c93_proc_info(struct Scsi_Host *, char *, char **, off_t, int, int); +int wd33c93_show_info(struct seq_file *, struct Scsi_Host *); +int wd33c93_write_info(struct Scsi_Host *, char *, int); int wd33c93_host_reset (struct scsi_cmnd *); #endif /* WD33C93_H */ diff --git a/drivers/scsi/wd7000.c b/drivers/scsi/wd7000.c index d89a5dfd3ade..f9a6e4b0affe 100644 --- a/drivers/scsi/wd7000.c +++ b/drivers/scsi/wd7000.c @@ -1296,9 +1296,9 @@ static void wd7000_revision(Adapter * host) #undef SPRINTF -#define SPRINTF(args...) { if (pos < (buffer + length)) pos += sprintf (pos, ## args); } +#define SPRINTF(args...) { seq_printf(m, ## args); } -static int wd7000_set_info(char *buffer, int length, struct Scsi_Host *host) +static int wd7000_set_info(struct Scsi_Host *host, char *buffer, int length) { dprintk("Buffer = <%.*s>, length = %d\n", length, buffer, length); @@ -1310,22 +1310,15 @@ static int wd7000_set_info(char *buffer, int length, struct Scsi_Host *host) } -static int wd7000_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, int length, int inout) +static int wd7000_show_info(struct seq_file *m, struct Scsi_Host *host) { Adapter *adapter = (Adapter *)host->hostdata; unsigned long flags; - char *pos = buffer; #ifdef WD7000_DEBUG Mailbox *ogmbs, *icmbs; short count; #endif - /* - * Has data been written to the file ? - */ - if (inout) - return (wd7000_set_info(buffer, length, host)); - spin_lock_irqsave(host->host_lock, flags); SPRINTF("Host scsi%d: Western Digital WD-7000 (rev %d.%d)\n", host->host_no, adapter->rev1, adapter->rev2); SPRINTF(" IO base: 0x%x\n", adapter->iobase); @@ -1368,17 +1361,7 @@ static int wd7000_proc_info(struct Scsi_Host *host, char *buffer, char **start, spin_unlock_irqrestore(host->host_lock, flags); - /* - * Calculate start of next buffer, and return value. - */ - *start = buffer + offset; - - if ((pos - buffer) < offset) - return (0); - else if ((pos - buffer - offset) < length) - return (pos - buffer - offset); - else - return (length); + return 0; } @@ -1413,7 +1396,8 @@ static __init int wd7000_detect(struct scsi_host_template *tpnt) for (i = 0; i < NUM_CONFIGS; biosptr[i++] = -1); tpnt->proc_name = "wd7000"; - tpnt->proc_info = &wd7000_proc_info; + tpnt->show_info = &wd7000_show_info; + tpnt->write_info = wd7000_set_info; /* * Set up SCB free list, which is shared by all adapters @@ -1658,7 +1642,8 @@ MODULE_LICENSE("GPL"); static struct scsi_host_template driver_template = { .proc_name = "wd7000", - .proc_info = wd7000_proc_info, + .show_info = wd7000_show_info, + .write_info = wd7000_set_info, .name = "Western Digital WD-7000", .detect = wd7000_detect, .release = wd7000_release, diff --git a/drivers/staging/ccg/f_fs.c b/drivers/staging/ccg/f_fs.c index 8adc79d1b402..e82b1cdfd189 100644 --- a/drivers/staging/ccg/f_fs.c +++ b/drivers/staging/ccg/f_fs.c @@ -723,7 +723,6 @@ static long ffs_ep0_ioctl(struct file *file, unsigned code, unsigned long value) } static const struct file_operations ffs_ep0_operations = { - .owner = THIS_MODULE, .llseek = no_llseek, .open = ffs_ep0_open, @@ -943,7 +942,6 @@ static long ffs_epfile_ioctl(struct file *file, unsigned code, } static const struct file_operations ffs_epfile_operations = { - .owner = THIS_MODULE, .llseek = no_llseek, .open = ffs_epfile_open, @@ -1223,6 +1221,7 @@ static struct file_system_type ffs_fs_type = { .mount = ffs_fs_mount, .kill_sb = ffs_fs_kill_sb, }; +MODULE_ALIAS_FS("functionfs"); /* Driver's main init/cleanup functions *************************************/ diff --git a/drivers/staging/ccg/rndis.c b/drivers/staging/ccg/rndis.c index d9297eebbf73..1e4cfb05f70b 100644 --- a/drivers/staging/ccg/rndis.c +++ b/drivers/staging/ccg/rndis.c @@ -1065,7 +1065,7 @@ static int rndis_proc_show(struct seq_file *m, void *v) static ssize_t rndis_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { - rndis_params *p = PDE(file_inode(file))->data; + rndis_params *p = PDE_DATA(file_inode(file)); u32 speed = 0; int i, fl_speed = 0; @@ -1109,7 +1109,7 @@ static ssize_t rndis_proc_write(struct file *file, const char __user *buffer, static int rndis_proc_open(struct inode *inode, struct file *file) { - return single_open(file, rndis_proc_show, PDE(inode)->data); + return single_open(file, rndis_proc_show, PDE_DATA(inode)); } static const struct file_operations rndis_proc_fops = { diff --git a/drivers/staging/comedi/drivers/dt9812.c b/drivers/staging/comedi/drivers/dt9812.c index 192cf088f834..57b451904791 100644 --- a/drivers/staging/comedi/drivers/dt9812.c +++ b/drivers/staging/comedi/drivers/dt9812.c @@ -947,12 +947,13 @@ static int dt9812_di_rinsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; + unsigned int channel = CR_CHAN(insn->chanspec); int n; u8 bits = 0; dt9812_digital_in(devpriv->slot, &bits); for (n = 0; n < insn->n; n++) - data[n] = ((1 << insn->chanspec) & bits) != 0; + data[n] = ((1 << channel) & bits) != 0; return n; } @@ -961,12 +962,13 @@ static int dt9812_do_winsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; + unsigned int channel = CR_CHAN(insn->chanspec); int n; u8 bits = 0; dt9812_digital_out_shadow(devpriv->slot, &bits); for (n = 0; n < insn->n; n++) { - u8 mask = 1 << insn->chanspec; + u8 mask = 1 << channel; bits &= ~mask; if (data[n]) @@ -981,13 +983,13 @@ static int dt9812_ai_rinsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; + unsigned int channel = CR_CHAN(insn->chanspec); int n; for (n = 0; n < insn->n; n++) { u16 value = 0; - dt9812_analog_in(devpriv->slot, insn->chanspec, &value, - DT9812_GAIN_1); + dt9812_analog_in(devpriv->slot, channel, &value, DT9812_GAIN_1); data[n] = value; } return n; @@ -998,12 +1000,13 @@ static int dt9812_ao_rinsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; + unsigned int channel = CR_CHAN(insn->chanspec); int n; u16 value; for (n = 0; n < insn->n; n++) { value = 0; - dt9812_analog_out_shadow(devpriv->slot, insn->chanspec, &value); + dt9812_analog_out_shadow(devpriv->slot, channel, &value); data[n] = value; } return n; @@ -1014,10 +1017,11 @@ static int dt9812_ao_winsn(struct comedi_device *dev, unsigned int *data) { struct comedi_dt9812 *devpriv = dev->private; + unsigned int channel = CR_CHAN(insn->chanspec); int n; for (n = 0; n < insn->n; n++) - dt9812_analog_out(devpriv->slot, insn->chanspec, data[n]); + dt9812_analog_out(devpriv->slot, channel, data[n]); return n; } diff --git a/drivers/staging/comedi/drivers/usbdux.c b/drivers/staging/comedi/drivers/usbdux.c index 1a0062a04456..6aac1f60bc42 100644 --- a/drivers/staging/comedi/drivers/usbdux.c +++ b/drivers/staging/comedi/drivers/usbdux.c @@ -730,10 +730,14 @@ static void usbduxsub_ao_IsocIrq(struct urb *urb) static int usbduxsub_start(struct usbduxsub *usbduxsub) { int errcode = 0; - uint8_t local_transfer_buffer[16]; + uint8_t *local_transfer_buffer; + + local_transfer_buffer = kmalloc(1, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to zero */ - local_transfer_buffer[0] = 0; + *local_transfer_buffer = 0; errcode = usb_control_msg(usbduxsub->usbdev, /* create a pipe for a control transfer */ usb_sndctrlpipe(usbduxsub->usbdev, 0), @@ -751,22 +755,25 @@ static int usbduxsub_start(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) { + if (errcode < 0) dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (start)\n"); - return errcode; - } - return 0; + + kfree(local_transfer_buffer); + return errcode; } static int usbduxsub_stop(struct usbduxsub *usbduxsub) { int errcode = 0; + uint8_t *local_transfer_buffer; - uint8_t local_transfer_buffer[16]; + local_transfer_buffer = kmalloc(1, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to one */ - local_transfer_buffer[0] = 1; + *local_transfer_buffer = 1; errcode = usb_control_msg(usbduxsub->usbdev, usb_sndctrlpipe(usbduxsub->usbdev, 0), /* bRequest, "Firmware" */ @@ -781,12 +788,12 @@ static int usbduxsub_stop(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) { + if (errcode < 0) dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (stop)\n"); - return errcode; - } - return 0; + + kfree(local_transfer_buffer); + return errcode; } static int usbduxsub_upload(struct usbduxsub *usbduxsub, diff --git a/drivers/staging/comedi/drivers/usbduxfast.c b/drivers/staging/comedi/drivers/usbduxfast.c index 4bf5dd094dc9..1ba0e3df492d 100644 --- a/drivers/staging/comedi/drivers/usbduxfast.c +++ b/drivers/staging/comedi/drivers/usbduxfast.c @@ -436,10 +436,14 @@ static void usbduxfastsub_ai_Irq(struct urb *urb) static int usbduxfastsub_start(struct usbduxfastsub_s *udfs) { int ret; - unsigned char local_transfer_buffer[16]; + unsigned char *local_transfer_buffer; + + local_transfer_buffer = kmalloc(1, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to zero */ - local_transfer_buffer[0] = 0; + *local_transfer_buffer = 0; /* bRequest, "Firmware" */ ret = usb_control_msg(udfs->usbdev, usb_sndctrlpipe(udfs->usbdev, 0), USBDUXFASTSUB_FIRMWARE, @@ -450,22 +454,25 @@ static int usbduxfastsub_start(struct usbduxfastsub_s *udfs) local_transfer_buffer, 1, /* Length */ EZTIMEOUT); /* Timeout */ - if (ret < 0) { + if (ret < 0) dev_err(&udfs->interface->dev, "control msg failed (start)\n"); - return ret; - } - return 0; + kfree(local_transfer_buffer); + return ret; } static int usbduxfastsub_stop(struct usbduxfastsub_s *udfs) { int ret; - unsigned char local_transfer_buffer[16]; + unsigned char *local_transfer_buffer; + + local_transfer_buffer = kmalloc(1, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to one */ - local_transfer_buffer[0] = 1; + *local_transfer_buffer = 1; /* bRequest, "Firmware" */ ret = usb_control_msg(udfs->usbdev, usb_sndctrlpipe(udfs->usbdev, 0), USBDUXFASTSUB_FIRMWARE, @@ -474,13 +481,12 @@ static int usbduxfastsub_stop(struct usbduxfastsub_s *udfs) 0x0000, /* Index */ local_transfer_buffer, 1, /* Length */ EZTIMEOUT); /* Timeout */ - if (ret < 0) { + if (ret < 0) dev_err(&udfs->interface->dev, "control msg failed (stop)\n"); - return ret; - } - return 0; + kfree(local_transfer_buffer); + return ret; } static int usbduxfastsub_upload(struct usbduxfastsub_s *udfs, diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c index d066351a71b2..a728c8fc32a2 100644 --- a/drivers/staging/comedi/drivers/usbduxsigma.c +++ b/drivers/staging/comedi/drivers/usbduxsigma.c @@ -681,7 +681,11 @@ static void usbduxsub_ao_IsocIrq(struct urb *urb) static int usbduxsub_start(struct usbduxsub *usbduxsub) { int errcode = 0; - uint8_t local_transfer_buffer[16]; + uint8_t *local_transfer_buffer; + + local_transfer_buffer = kmalloc(16, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to zero */ local_transfer_buffer[0] = 0; @@ -702,19 +706,22 @@ static int usbduxsub_start(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) { + if (errcode < 0) dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (start)\n"); - return errcode; - } - return 0; + + kfree(local_transfer_buffer); + return errcode; } static int usbduxsub_stop(struct usbduxsub *usbduxsub) { int errcode = 0; + uint8_t *local_transfer_buffer; - uint8_t local_transfer_buffer[16]; + local_transfer_buffer = kmalloc(16, GFP_KERNEL); + if (!local_transfer_buffer) + return -ENOMEM; /* 7f92 to one */ local_transfer_buffer[0] = 1; @@ -732,12 +739,12 @@ static int usbduxsub_stop(struct usbduxsub *usbduxsub) 1, /* Timeout */ BULK_TIMEOUT); - if (errcode < 0) { + if (errcode < 0) dev_err(&usbduxsub->interface->dev, "comedi_: control msg failed (stop)\n"); - return errcode; - } - return 0; + + kfree(local_transfer_buffer); + return errcode; } static int usbduxsub_upload(struct usbduxsub *usbduxsub, diff --git a/drivers/staging/comedi/proc.c b/drivers/staging/comedi/proc.c index 362c214bcc0b..db790f9fc9db 100644 --- a/drivers/staging/comedi/proc.c +++ b/drivers/staging/comedi/proc.c @@ -31,17 +31,15 @@ #include "comedidev.h" #include "comedi_internal.h" #include <linux/proc_fs.h> -#include <linux/string.h> +#include <linux/seq_file.h> -static int comedi_read(char *buf, char **start, off_t offset, int len, - int *eof, void *data) +static int comedi_read(struct seq_file *m, void *v) { int i; int devices_q = 0; - int l = 0; struct comedi_driver *driv; - l += sprintf(buf + l, + seq_printf(m, "comedi version " COMEDI_RELEASE "\n" "format string: %s\n", "\"%2d: %-20s %-20s %4d\", i, " @@ -49,42 +47,51 @@ static int comedi_read(char *buf, char **start, off_t offset, int len, for (i = 0; i < COMEDI_NUM_BOARD_MINORS; i++) { struct comedi_device *dev = comedi_dev_from_minor(i); - if (!dev) continue; if (dev->attached) { devices_q = 1; - l += sprintf(buf + l, "%2d: %-20s %-20s %4d\n", - i, - dev->driver->driver_name, - dev->board_name, dev->n_subdevices); + seq_printf(m, "%2d: %-20s %-20s %4d\n", + i, dev->driver->driver_name, + dev->board_name, dev->n_subdevices); } } if (!devices_q) - l += sprintf(buf + l, "no devices\n"); + seq_puts(m, "no devices\n"); for (driv = comedi_drivers; driv; driv = driv->next) { - l += sprintf(buf + l, "%s:\n", driv->driver_name); - for (i = 0; i < driv->num_names; i++) { - l += sprintf(buf + l, " %s\n", - *(char **)((char *)driv->board_name + - i * driv->offset)); - } + seq_printf(m, "%s:\n", driv->driver_name); + for (i = 0; i < driv->num_names; i++) + seq_printf(m, " %s\n", + *(char **)((char *)driv->board_name + + i * driv->offset)); + if (!driv->num_names) - l += sprintf(buf + l, " %s\n", driv->driver_name); + seq_printf(m, " %s\n", driv->driver_name); } - return l; + return 0; } -void comedi_proc_init(void) +/* + * seq_file wrappers for procfile show routines. + */ +static int comedi_proc_open(struct inode *inode, struct file *file) { - struct proc_dir_entry *comedi_proc; + return single_open(file, comedi_read, NULL); +} + +static const struct file_operations comedi_proc_fops = { + .open = comedi_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; - comedi_proc = create_proc_entry("comedi", S_IFREG | S_IRUGO, NULL); - if (comedi_proc) - comedi_proc->read_proc = comedi_read; +void comedi_proc_init(void) +{ + proc_create("comedi", 0644, NULL, &comedi_proc_fops); } void comedi_proc_cleanup(void) diff --git a/drivers/staging/csr/csr_wifi_hip_udi.c b/drivers/staging/csr/csr_wifi_hip_udi.c index a65b822db698..a6b006b0e983 100644 --- a/drivers/staging/csr/csr_wifi_hip_udi.c +++ b/drivers/staging/csr/csr_wifi_hip_udi.c @@ -24,10 +24,50 @@ * * --------------------------------------------------------------------------- */ +#include <linux/seq_file.h> #include "csr_wifi_hip_unifi.h" #include "csr_wifi_hip_card.h" +static void unifi_print_unsafe_sdio_status(card_t *card, struct seq_file *m) +{ +#ifdef CSR_UNSAFE_SDIO_ACCESS + s32 iostate; + CsrResult r; + static const char *const states[] = { + "AWAKE", "DROWSY", "TORPID" + }; +#define SHARED_READ_RETRY_LIMIT 10 + u8 b; + + seq_printf(m, "Host State: %s\n", states[card->host_state]); + + r = unifi_check_io_status(card, &iostate); + if (iostate == 1) { + seq_puts(m, remaining, "I/O Check: F1 disabled\n"); + } else { + if (iostate == 1) { + seq_puts(m, "I/O Check: pending interrupt\n"); + + seq_printf(m, "BH reason interrupt = %d\n", card->bh_reason_unifi); + seq_printf(m, "BH reason host = %d\n", card->bh_reason_host); + + for (i = 0; i < SHARED_READ_RETRY_LIMIT; i++) { + r = unifi_read_8_or_16(card, card->sdio_ctrl_addr + 2, &b); + if (r == CSR_RESULT_SUCCESS && !(b & 0x80)) { + seq_printf(m, "fhsr: %u (driver thinks is %u)\n", + b, card->from_host_signals_r); + break; + } + } + + iostate = unifi_read_shared_count(card, card->sdio_ctrl_addr + 4); + seq_printf(m, "thsw: %u (driver thinks is %u)\n", + iostate, card->to_host_signals_w); + } +#endif +} + /* * --------------------------------------------------------------------------- * unifi_print_status @@ -41,228 +81,93 @@ * None. * --------------------------------------------------------------------------- */ -s32 unifi_print_status(card_t *card, char *str, s32 *remain) +s32 unifi_print_status(card_t *card, struct seq_file *m) { - char *p = str; - sdio_config_data_t *cfg; - u16 i, n; - s32 remaining = *remain; - s32 written; -#ifdef CSR_UNSAFE_SDIO_ACCESS - s32 iostate; - CsrResult r; - static const char *const states[] = { - "AWAKE", "DROWSY", "TORPID" - }; - #define SHARED_READ_RETRY_LIMIT 10 - u8 b; -#endif - - if (remaining <= 0) - { - return 0; - } - - i = n = 0; - written = scnprintf(p, remaining, "Chip ID %u\n", - (u16)card->chip_id); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "Chip Version %04X\n", - card->chip_version); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "HIP v%u.%u\n", - (card->config_data.version >> 8) & 0xFF, - card->config_data.version & 0xFF); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "Build %u: %s\n", - card->build_id, card->build_id_string); - UNIFI_SNPRINTF_RET(p, remaining, written); - - cfg = &card->config_data; - - written = scnprintf(p, remaining, "sdio ctrl offset %u\n", - cfg->sdio_ctrl_offset); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "fromhost sigbuf handle %u\n", - cfg->fromhost_sigbuf_handle); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "tohost_sigbuf_handle %u\n", - cfg->tohost_sigbuf_handle); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "num_fromhost_sig_frags %u\n", - cfg->num_fromhost_sig_frags); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "num_tohost_sig_frags %u\n", - cfg->num_tohost_sig_frags); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "num_fromhost_data_slots %u\n", - cfg->num_fromhost_data_slots); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "num_tohost_data_slots %u\n", - cfg->num_tohost_data_slots); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "data_slot_size %u\n", - cfg->data_slot_size); - UNIFI_SNPRINTF_RET(p, remaining, written); - - /* Added by protocol version 0x0001 */ - written = scnprintf(p, remaining, "overlay_size %u\n", - (u16)cfg->overlay_size); - UNIFI_SNPRINTF_RET(p, remaining, written); - - /* Added by protocol version 0x0300 */ - written = scnprintf(p, remaining, "data_slot_round %u\n", - cfg->data_slot_round); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "sig_frag_size %u\n", - cfg->sig_frag_size); - UNIFI_SNPRINTF_RET(p, remaining, written); - - /* Added by protocol version 0x0300 */ - written = scnprintf(p, remaining, "tohost_sig_pad %u\n", - cfg->tohost_signal_padding); - UNIFI_SNPRINTF_RET(p, remaining, written); - - written = scnprintf(p, remaining, "\nInternal state:\n"); - UNIFI_SNPRINTF_RET(p, remaining, written); - - written = scnprintf(p, remaining, "Last PHY PANIC: %04x:%04x\n", - card->last_phy_panic_code, card->last_phy_panic_arg); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "Last MAC PANIC: %04x:%04x\n", - card->last_mac_panic_code, card->last_mac_panic_arg); - UNIFI_SNPRINTF_RET(p, remaining, written); - - written = scnprintf(p, remaining, "fhsr: %u\n", - (u16)card->from_host_signals_r); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "fhsw: %u\n", - (u16)card->from_host_signals_w); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "thsr: %u\n", - (u16)card->to_host_signals_r); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "thsw: %u\n", - (u16)card->to_host_signals_w); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, - "fh buffer contains: %d signals, %td bytes\n", - card->fh_buffer.count, - card->fh_buffer.ptr - card->fh_buffer.buf); - UNIFI_SNPRINTF_RET(p, remaining, written); - - written = scnprintf(p, remaining, "paused: "); - UNIFI_SNPRINTF_RET(p, remaining, written); - for (i = 0; i < sizeof(card->tx_q_paused_flag) / sizeof(card->tx_q_paused_flag[0]); i++) - { - written = scnprintf(p, remaining, card->tx_q_paused_flag[i]?"1" : "0"); - UNIFI_SNPRINTF_RET(p, remaining, written); - } - written = scnprintf(p, remaining, "\n"); - UNIFI_SNPRINTF_RET(p, remaining, written); - - written = scnprintf(p, remaining, - "fh command q: %u waiting, %u free of %u:\n", - CSR_WIFI_HIP_Q_SLOTS_USED(&card->fh_command_queue), - CSR_WIFI_HIP_Q_SLOTS_FREE(&card->fh_command_queue), - UNIFI_SOFT_COMMAND_Q_LENGTH); - UNIFI_SNPRINTF_RET(p, remaining, written); - for (i = 0; i < UNIFI_NO_OF_TX_QS; i++) - { - written = scnprintf(p, remaining, - "fh traffic q[%u]: %u waiting, %u free of %u:\n", - i, - CSR_WIFI_HIP_Q_SLOTS_USED(&card->fh_traffic_queue[i]), - CSR_WIFI_HIP_Q_SLOTS_FREE(&card->fh_traffic_queue[i]), - UNIFI_SOFT_TRAFFIC_Q_LENGTH); - UNIFI_SNPRINTF_RET(p, remaining, written); - } - - written = scnprintf(p, remaining, "fh data slots free: %u\n", - card->from_host_data?CardGetFreeFromHostDataSlots(card) : 0); - UNIFI_SNPRINTF_RET(p, remaining, written); - - - written = scnprintf(p, remaining, "From host data slots:"); - UNIFI_SNPRINTF_RET(p, remaining, written); - n = card->config_data.num_fromhost_data_slots; - for (i = 0; i < n && card->from_host_data; i++) - { - written = scnprintf(p, remaining, " %u", - (u16)card->from_host_data[i].bd.data_length); - UNIFI_SNPRINTF_RET(p, remaining, written); - } - written = scnprintf(p, remaining, "\n"); - UNIFI_SNPRINTF_RET(p, remaining, written); - - written = scnprintf(p, remaining, "To host data slots:"); - UNIFI_SNPRINTF_RET(p, remaining, written); - n = card->config_data.num_tohost_data_slots; - for (i = 0; i < n && card->to_host_data; i++) - { - written = scnprintf(p, remaining, " %u", - (u16)card->to_host_data[i].data_length); - UNIFI_SNPRINTF_RET(p, remaining, written); - } - - written = scnprintf(p, remaining, "\n"); - UNIFI_SNPRINTF_RET(p, remaining, written); - -#ifdef CSR_UNSAFE_SDIO_ACCESS - written = scnprintf(p, remaining, "Host State: %s\n", states[card->host_state]); - UNIFI_SNPRINTF_RET(p, remaining, written); - - r = unifi_check_io_status(card, &iostate); - if (iostate == 1) - { - written = scnprintf(p, remaining, "I/O Check: F1 disabled\n"); - UNIFI_SNPRINTF_RET(p, remaining, written); - } - else - { - if (iostate == 1) - { - written = scnprintf(p, remaining, "I/O Check: pending interrupt\n"); - UNIFI_SNPRINTF_RET(p, remaining, written); - } - - written = scnprintf(p, remaining, "BH reason interrupt = %d\n", - card->bh_reason_unifi); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "BH reason host = %d\n", - card->bh_reason_host); - UNIFI_SNPRINTF_RET(p, remaining, written); - - for (i = 0; i < SHARED_READ_RETRY_LIMIT; i++) - { - r = unifi_read_8_or_16(card, card->sdio_ctrl_addr + 2, &b); - if ((r == CSR_RESULT_SUCCESS) && (!(b & 0x80))) - { - written = scnprintf(p, remaining, "fhsr: %u (driver thinks is %u)\n", - b, card->from_host_signals_r); - UNIFI_SNPRINTF_RET(p, remaining, written); - break; - } - } - iostate = unifi_read_shared_count(card, card->sdio_ctrl_addr + 4); - written = scnprintf(p, remaining, "thsw: %u (driver thinks is %u)\n", - iostate, card->to_host_signals_w); - UNIFI_SNPRINTF_RET(p, remaining, written); - } -#endif - - written = scnprintf(p, remaining, "\nStats:\n"); - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "Total SDIO bytes: R=%u W=%u\n", - card->sdio_bytes_read, card->sdio_bytes_written); - - UNIFI_SNPRINTF_RET(p, remaining, written); - written = scnprintf(p, remaining, "Interrupts generated on card: %u\n", - card->unifi_interrupt_seq); - UNIFI_SNPRINTF_RET(p, remaining, written); - - *remain = remaining; - return (p - str); -} /* unifi_print_status() */ - - + sdio_config_data_t *cfg; + u16 i, n; + + i = n = 0; + seq_printf(m, "Chip ID %u\n", card->chip_id); + seq_printf(m, "Chip Version %04X\n", card->chip_version); + seq_printf(m, "HIP v%u.%u\n", + (card->config_data.version >> 8) & 0xFF, + card->config_data.version & 0xFF); + seq_printf(m, "Build %u: %s\n", card->build_id, card->build_id_string); + + cfg = &card->config_data; + + seq_printf(m, "sdio ctrl offset %u\n", cfg->sdio_ctrl_offset); + seq_printf(m, "fromhost sigbuf handle %u\n", cfg->fromhost_sigbuf_handle); + seq_printf(m, "tohost_sigbuf_handle %u\n", cfg->tohost_sigbuf_handle); + seq_printf(m, "num_fromhost_sig_frags %u\n", cfg->num_fromhost_sig_frags); + seq_printf(m, "num_tohost_sig_frags %u\n", cfg->num_tohost_sig_frags); + seq_printf(m, "num_fromhost_data_slots %u\n", cfg->num_fromhost_data_slots); + seq_printf(m, "num_tohost_data_slots %u\n", cfg->num_tohost_data_slots); + seq_printf(m, "data_slot_size %u\n", cfg->data_slot_size); + + /* Added by protocol version 0x0001 */ + seq_printf(m, "overlay_size %u\n", cfg->overlay_size); + + /* Added by protocol version 0x0300 */ + seq_printf(m, "data_slot_round %u\n", cfg->data_slot_round); + seq_printf(m, "sig_frag_size %u\n", cfg->sig_frag_size); + + /* Added by protocol version 0x0300 */ + seq_printf(m, "tohost_sig_pad %u\n", cfg->tohost_signal_padding); + + seq_puts(m, "\nInternal state:\n"); + + seq_printf(m, "Last PHY PANIC: %04x:%04x\n", + card->last_phy_panic_code, card->last_phy_panic_arg); + seq_printf(m, "Last MAC PANIC: %04x:%04x\n", + card->last_mac_panic_code, card->last_mac_panic_arg); + + seq_printf(m, "fhsr: %hu\n", (u16)card->from_host_signals_r); + seq_printf(m, "fhsw: %hu\n", (u16)card->from_host_signals_w); + seq_printf(m, "thsr: %hu\n", (u16)card->to_host_signals_r); + seq_printf(m, "thsw: %hu\n", (u16)card->to_host_signals_w); + seq_printf(m, "fh buffer contains: %d signals, %td bytes\n", + card->fh_buffer.count, + card->fh_buffer.ptr - card->fh_buffer.buf); + + seq_puts(m, "paused: "); + for (i = 0; i < ARRAY_SIZE(card->tx_q_paused_flag); i++) + seq_printf(m, card->tx_q_paused_flag[i] ? "1" : "0"); + seq_putc(m, '\n'); + + seq_printf(m, "fh command q: %u waiting, %u free of %u:\n", + CSR_WIFI_HIP_Q_SLOTS_USED(&card->fh_command_queue), + CSR_WIFI_HIP_Q_SLOTS_FREE(&card->fh_command_queue), + UNIFI_SOFT_COMMAND_Q_LENGTH); + + for (i = 0; i < UNIFI_NO_OF_TX_QS; i++) + seq_printf(m, "fh traffic q[%u]: %u waiting, %u free of %u:\n", + i, + CSR_WIFI_HIP_Q_SLOTS_USED(&card->fh_traffic_queue[i]), + CSR_WIFI_HIP_Q_SLOTS_FREE(&card->fh_traffic_queue[i]), + UNIFI_SOFT_TRAFFIC_Q_LENGTH); + + seq_printf(m, "fh data slots free: %u\n", + card->from_host_data ? CardGetFreeFromHostDataSlots(card) : 0); + + seq_puts(m, "From host data slots:"); + n = card->config_data.num_fromhost_data_slots; + for (i = 0; i < n && card->from_host_data; i++) + seq_printf(m, " %hu", (u16)card->from_host_data[i].bd.data_length); + seq_putc(m, '\n'); + + seq_puts(m, "To host data slots:"); + n = card->config_data.num_tohost_data_slots; + for (i = 0; i < n && card->to_host_data; i++) + seq_printf(m, " %hu", (u16)card->to_host_data[i].data_length); + seq_putc(m, '\n'); + + unifi_print_unsafe_sdio_status(card, m); + + seq_puts(m, "\nStats:\n"); + seq_printf(m, "Total SDIO bytes: R=%u W=%u\n", + card->sdio_bytes_read, card->sdio_bytes_written); + + seq_printf(m, "Interrupts generated on card: %u\n", card->unifi_interrupt_seq); + return 0; +} diff --git a/drivers/staging/csr/csr_wifi_hip_unifi_udi.h b/drivers/staging/csr/csr_wifi_hip_unifi_udi.h index 9d85cfd57616..4126e85bfe9b 100644 --- a/drivers/staging/csr/csr_wifi_hip_unifi_udi.h +++ b/drivers/staging/csr/csr_wifi_hip_unifi_udi.h @@ -47,21 +47,6 @@ CsrResult unifi_remove_udi_hook(card_t *card, udi_func_t udi_fn); * This is used in the linux /proc interface and might be useful * in other systems. */ -s32 unifi_print_status(card_t *card, char *str, s32 *remain); - -#define UNIFI_SNPRINTF_RET(buf_p, remain, written) \ - do { \ - if (written >= remain) { \ - if (remain >= 2) { \ - buf_p[remain - 2] = '\n'; \ - buf_p[remain - 1] = 0; \ - } \ - buf_p += remain; \ - remain = 0; \ - } else if (written > 0) { \ - buf_p += written; \ - remain -= written; \ - } \ - } while (0) +s32 unifi_print_status(card_t *card, struct seq_file *m); #endif /* __CSR_WIFI_HIP_UNIFI_UDI_H__ */ diff --git a/drivers/staging/csr/drv.c b/drivers/staging/csr/drv.c index 3bd52fdeac3b..33742ba13779 100644 --- a/drivers/staging/csr/drv.c +++ b/drivers/staging/csr/drv.c @@ -1941,7 +1941,7 @@ uf_sme_queue_message(unifi_priv_t *priv, u8 *buffer, int length) * **************************************************************************** */ -static struct file_operations unifi_fops = { +static const struct file_operations unifi_fops = { .owner = THIS_MODULE, .open = unifi_open, .release = unifi_release, @@ -2041,7 +2041,7 @@ void uf_destroy_device_nodes(unifi_priv_t *priv) * ---------------------------------------------------------------- */ static int -uf_create_debug_device(struct file_operations *fops) +uf_create_debug_device(const struct file_operations *fops) { int ret; diff --git a/drivers/staging/csr/io.c b/drivers/staging/csr/io.c index af9c28f073b9..f9b5c22c00b8 100644 --- a/drivers/staging/csr/io.c +++ b/drivers/staging/csr/io.c @@ -31,6 +31,7 @@ * --------------------------------------------------------------------------- */ #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include "csr_wifi_hip_unifi.h" #include "csr_wifi_hip_unifiversion.h" @@ -76,9 +77,28 @@ DEFINE_SEMAPHORE(Unifi_instance_mutex); */ DECLARE_WAIT_QUEUE_HEAD(Unifi_cleanup_wq); +#ifdef CONFIG_PROC_FS +/* + * seq_file wrappers for procfile show routines. + */ +static int uf_proc_show(struct seq_file *m, void *v); + +#define UNIFI_DEBUG_TXT_BUFFER (8 * 1024) + +static int uf_proc_open(struct inode *inode, struct file *file) +{ + return single_open_size(file, uf_proc_show, PDE_DATA(inode), + UNIFI_DEBUG_TXT_BUFFER); +} + +static const struct file_operations uf_proc_fops = { + .open = uf_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; -static int uf_read_proc(char *page, char **start, off_t offset, int count, - int *eof, void *data); +#endif /* CONFIG_PROC_FS */ #ifdef CSR_WIFI_RX_PATH_SPLIT @@ -327,8 +347,8 @@ register_unifi_sdio(CsrSdioFunction *sdio_dev, int bus_id, struct device *dev) * The following complex casting is in place in order to eliminate 64-bit compilation warning * "cast to/from pointer from/to integer of different size" */ - if (!create_proc_read_entry(priv->proc_entry_name, 0, 0, - uf_read_proc, (void *)(long)priv->instance)) + if (!proc_create_data(priv->proc_entry_name, 0, NULL, + &uf_proc_fops, (void *)(long)priv->instance)) { unifi_error(priv, "unifi: can't create /proc/driver/unifi\n"); } @@ -827,7 +847,7 @@ uf_put_instance(int inst) /* * --------------------------------------------------------------------------- - * uf_read_proc + * uf_proc_show * * Read method for driver node in /proc/driver/unifi0 * @@ -844,107 +864,54 @@ uf_put_instance(int inst) * --------------------------------------------------------------------------- */ #ifdef CONFIG_PROC_FS -static int -uf_read_proc(char *page, char **start, off_t offset, int count, - int *eof, void *data) +static int uf_proc_show(struct seq_file *m, void *v) { -#define UNIFI_DEBUG_TXT_BUFFER 8*1024 - unifi_priv_t *priv; - int actual_amount_to_copy; - char *p, *orig_p; - s32 remain = UNIFI_DEBUG_TXT_BUFFER; - s32 written; - int i; - - /* - * The following complex casting is in place in order to eliminate 64-bit compilation warning - * "cast to/from pointer from/to integer of different size" - */ - priv = uf_find_instance((int)(long)data); - if (!priv) { - return 0; - } - - p = kmalloc( UNIFI_DEBUG_TXT_BUFFER, GFP_KERNEL ); - - orig_p = p; - - written = scnprintf(p, remain, "UniFi SDIO Driver: %s %s %s\n", - CSR_WIFI_VERSION, __DATE__, __TIME__); - UNIFI_SNPRINTF_RET(p, remain, written); + unifi_priv_t *priv; + int i; + + /* + * The following complex casting is in place in order to eliminate + * 64-bit compilation warning "cast to/from pointer from/to integer of + * different size" + */ + priv = uf_find_instance((long)m->private); + if (!priv) + return 0; + + seq_printf(m, "UniFi SDIO Driver: %s %s %s\n", + CSR_WIFI_VERSION, __DATE__, __TIME__); #ifdef CSR_SME_USERSPACE - written = scnprintf(p, remain, "SME: CSR userspace "); - UNIFI_SNPRINTF_RET(p, remain, written); + seq_puts(m, "SME: CSR userspace "); #ifdef CSR_SUPPORT_WEXT - written = scnprintf(p, remain, "with WEXT support\n"); + seq_puts(m, "with WEXT support\n"); #else - written = scnprintf(p, remain, "\n"); + seq_putc(m, '\n'); #endif /* CSR_SUPPORT_WEXT */ - UNIFI_SNPRINTF_RET(p, remain, written); #endif /* CSR_SME_USERSPACE */ #ifdef CSR_NATIVE_LINUX - written = scnprintf(p, remain, "SME: native\n"); - UNIFI_SNPRINTF_RET(p, remain, written); + seq_puts(m, "SME: native\n"); #endif #ifdef CSR_SUPPORT_SME - written = scnprintf(p, remain, - "Firmware (ROM) build:%u, Patch:%u\n", - priv->card_info.fw_build, - priv->sme_versions.firmwarePatch); - UNIFI_SNPRINTF_RET(p, remain, written); + seq_printf(m, "Firmware (ROM) build:%u, Patch:%u\n", + priv->card_info.fw_build, + priv->sme_versions.firmwarePatch); #endif - p += unifi_print_status(priv->card, p, &remain); - - written = scnprintf(p, remain, "Last dbg str: %s\n", - priv->last_debug_string); - UNIFI_SNPRINTF_RET(p, remain, written); - - written = scnprintf(p, remain, "Last dbg16:"); - UNIFI_SNPRINTF_RET(p, remain, written); - for (i = 0; i < 8; i++) { - written = scnprintf(p, remain, " %04X", - priv->last_debug_word16[i]); - UNIFI_SNPRINTF_RET(p, remain, written); - } - written = scnprintf(p, remain, "\n"); - UNIFI_SNPRINTF_RET(p, remain, written); - written = scnprintf(p, remain, " "); - UNIFI_SNPRINTF_RET(p, remain, written); - for (; i < 16; i++) { - written = scnprintf(p, remain, " %04X", - priv->last_debug_word16[i]); - UNIFI_SNPRINTF_RET(p, remain, written); - } - written = scnprintf(p, remain, "\n"); - UNIFI_SNPRINTF_RET(p, remain, written); - *start = page; - - written = UNIFI_DEBUG_TXT_BUFFER - remain; - - if( offset >= written ) - { - *eof = 1; - kfree( orig_p ); - return(0); - } - - if( offset + count > written ) - { - actual_amount_to_copy = written - offset; - *eof = 1; - } - else - { - actual_amount_to_copy = count; - } - memcpy( page, &(orig_p[offset]), actual_amount_to_copy ); + unifi_print_status(priv->card, m); - kfree( orig_p ); + seq_printf(m, "Last dbg str: %s\n", priv->last_debug_string); - return( actual_amount_to_copy ); -} /* uf_read_proc() */ + seq_puts(m, "Last dbg16:"); + for (i = 0; i < 8; i++) + seq_printf(m, " %04X", priv->last_debug_word16[i]); + seq_putc(m, '\n'); + seq_puts(m, " "); + for (; i < 16; i++) + seq_printf(m, " %04X", priv->last_debug_word16[i]); + seq_putc(m, '\n'); + return 0; +} #endif diff --git a/drivers/staging/cxt1e1/Makefile b/drivers/staging/cxt1e1/Makefile index e99b82311823..b9ccb7650251 100644 --- a/drivers/staging/cxt1e1/Makefile +++ b/drivers/staging/cxt1e1/Makefile @@ -12,8 +12,9 @@ cxt1e1-y := \ linux.o \ functions.o \ hwprobe.o \ - sbeproc.o \ pmc93x6_eeprom.o \ sbecrc.o \ comet_tables.o \ sbeid.o + +cxt1e1-$(CONFIG_PROC_FS) += sbeproc.o diff --git a/drivers/staging/cxt1e1/sbeproc.c b/drivers/staging/cxt1e1/sbeproc.c index f42531c3d8da..49f10f0b7d29 100644 --- a/drivers/staging/cxt1e1/sbeproc.c +++ b/drivers/staging/cxt1e1/sbeproc.c @@ -19,6 +19,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/sched.h> #include <asm/uaccess.h> #include "pmcc4_sysdep.h" @@ -26,332 +27,193 @@ #include "pmcc4_private.h" #include "sbeproc.h" -/* forwards */ -void sbecom_get_brdinfo (ci_t *, struct sbe_brd_info *, u_int8_t *); +extern void sbecom_get_brdinfo(ci_t *, struct sbe_brd_info *, u_int8_t *); extern struct s_hdw_info hdw_info[MAX_BOARDS]; -#ifdef CONFIG_PROC_FS - -/********************************************************************/ -/* procfs stuff */ -/********************************************************************/ - - -void -sbecom_proc_brd_cleanup (ci_t * ci) +void sbecom_proc_brd_cleanup(ci_t *ci) { - if (ci->dir_dev) - { - char dir[7 + SBE_IFACETMPL_SIZE + 1]; - snprintf(dir, sizeof(dir), "driver/%s", ci->devname); - remove_proc_entry("info", ci->dir_dev); - remove_proc_entry(dir, NULL); - ci->dir_dev = NULL; - } + if (ci->dir_dev) { + char dir[7 + SBE_IFACETMPL_SIZE + 1]; + snprintf(dir, sizeof(dir), "driver/%s", ci->devname); + remove_proc_entry("info", ci->dir_dev); + remove_proc_entry(dir, NULL); + ci->dir_dev = NULL; + } } - -static int -sbecom_proc_get_sbe_info (char *buffer, char **start, off_t offset, - int length, int *eof, void *priv) +static void sbecom_proc_get_brdinfo(ci_t *ci, struct sbe_brd_info *bip) { - ci_t *ci = (ci_t *) priv; - int len = 0; - char *spd; - struct sbe_brd_info *bip; - - if (!(bip = OS_kmalloc (sizeof (struct sbe_brd_info)))) - { - return -ENOMEM; - } -#if 0 - /** RLD DEBUG **/ - pr_info(">> sbecom_proc_get_sbe_info: entered, offset %d. length %d.\n", - (int) offset, (int) length); -#endif - - { - hdw_info_t *hi = &hdw_info[ci->brdno]; - - u_int8_t *bsn = 0; - - switch (hi->promfmt) - { - case PROM_FORMAT_TYPE1: - bsn = (u_int8_t *) hi->mfg_info.pft1.Serial; - break; - case PROM_FORMAT_TYPE2: - bsn = (u_int8_t *) hi->mfg_info.pft2.Serial; - break; - } - - sbecom_get_brdinfo (ci, bip, bsn); - } - -#if 0 - /** RLD DEBUG **/ - pr_info(">> sbecom_get_brdinfo: returned, first_if %p <%s> last_if %p <%s>\n", - (char *) &bip->first_iname, (char *) &bip->first_iname, - (char *) &bip->last_iname, (char *) &bip->last_iname); -#endif - len += sprintf (buffer + len, "Board Type: "); - switch (bip->brd_id) - { - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T3): - len += sprintf (buffer + len, "wanPMC-C1T3"); - break; - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_256T3_E1): - len += sprintf (buffer + len, "wanPTMC-256T3 <E1>"); - break; - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_256T3_T1): - len += sprintf (buffer + len, "wanPTMC-256T3 <T1>"); - break; - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_C24TE1): - len += sprintf (buffer + len, "wanPTMC-C24TE1"); - break; - - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C4T1E1): - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C4T1E1_L): - len += sprintf (buffer + len, "wanPMC-C4T1E1"); - break; - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C2T1E1): - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C2T1E1_L): - len += sprintf (buffer + len, "wanPMC-C2T1E1"); - break; - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T1E1): - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T1E1_L): - len += sprintf (buffer + len, "wanPMC-C1T1E1"); - break; - - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C4T1E1): - len += sprintf (buffer + len, "wanPCI-C4T1E1"); - break; - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C2T1E1): - len += sprintf (buffer + len, "wanPCI-C2T1E1"); - break; - case SBE_BOARD_ID (PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C1T1E1): - len += sprintf (buffer + len, "wanPCI-C1T1E1"); - break; - - default: - len += sprintf (buffer + len, "unknown"); - break; - } - len += sprintf (buffer + len, " [%08X]\n", bip->brd_id); + hdw_info_t *hi = &hdw_info[ci->brdno]; + u_int8_t *bsn = 0; + + switch (hi->promfmt) + { + case PROM_FORMAT_TYPE1: + bsn = (u_int8_t *) hi->mfg_info.pft1.Serial; + break; + case PROM_FORMAT_TYPE2: + bsn = (u_int8_t *) hi->mfg_info.pft2.Serial; + break; + } + + sbecom_get_brdinfo (ci, bip, bsn); + + pr_devel(">> sbecom_get_brdinfo: returned, first_if %p <%s> last_if %p <%s>\n", + bip->first_iname, bip->first_iname, + bip->last_iname, bip->last_iname); +} - len += sprintf (buffer + len, "Board Number: %d\n", bip->brdno); - len += sprintf (buffer + len, "Hardware ID: 0x%02X\n", ci->hdw_bid); - len += sprintf (buffer + len, "Board SN: %06X\n", bip->brd_sn); - len += sprintf(buffer + len, "Board MAC: %pMF\n", - bip->brd_mac_addr); - len += sprintf (buffer + len, "Ports: %d\n", ci->max_port); - len += sprintf (buffer + len, "Channels: %d\n", bip->brd_chan_cnt); +/* + * Describe the driver state through /proc + */ +static int sbecom_proc_get_sbe_info(struct seq_file *m, void *v) +{ + ci_t *ci = m->private; + char *spd; + struct sbe_brd_info *bip; + + if (!(bip = OS_kmalloc(sizeof(struct sbe_brd_info)))) + return -ENOMEM; + + pr_devel(">> sbecom_proc_get_sbe_info: entered\n"); + + sbecom_proc_get_brdinfo(ci, bip); + + seq_puts(m, "Board Type: "); + switch (bip->brd_id) { + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T3): + seq_puts(m, "wanPMC-C1T3"); + break; + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_256T3_E1): + seq_puts(m, "wanPTMC-256T3 <E1>"); + break; + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_256T3_T1): + seq_puts(m, "wanPTMC-256T3 <T1>"); + break; + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPTMC_C24TE1): + seq_puts(m, "wanPTMC-C24TE1"); + break; + + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C4T1E1): + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C4T1E1_L): + seq_puts(m, "wanPMC-C4T1E1"); + break; + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C2T1E1): + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C2T1E1_L): + seq_puts(m, "wanPMC-C2T1E1"); + break; + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T1E1): + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPMC_C1T1E1_L): + seq_puts(m, "wanPMC-C1T1E1"); + break; + + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C4T1E1): + seq_puts(m, "wanPCI-C4T1E1"); + break; + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C2T1E1): + seq_puts(m, "wanPCI-C2T1E1"); + break; + case SBE_BOARD_ID(PCI_VENDOR_ID_SBE, PCI_DEVICE_ID_WANPCI_C1T1E1): + seq_puts(m, "wanPCI-C1T1E1"); + break; + + default: + seq_puts(m, "unknown"); + break; + } + + seq_printf(m, " [%08X]\n", bip->brd_id); + + seq_printf(m, "Board Number: %d\n", bip->brdno); + seq_printf(m, "Hardware ID: 0x%02X\n", ci->hdw_bid); + seq_printf(m, "Board SN: %06X\n", bip->brd_sn); + seq_printf(m, "Board MAC: %pMF\n", bip->brd_mac_addr); + seq_printf(m, "Ports: %d\n", ci->max_port); + seq_printf(m, "Channels: %d\n", bip->brd_chan_cnt); #if 1 - len += sprintf (buffer + len, "Interface: %s -> %s\n", - (char *) &bip->first_iname, (char *) &bip->last_iname); + seq_printf(m, "Interface: %s -> %s\n", + bip->first_iname, bip->last_iname); #else - len += sprintf (buffer + len, "Interface: <not available> 1st %p lst %p\n", - (char *) &bip->first_iname, (char *) &bip->last_iname); + seq_printf(m, "Interface: <not available> 1st %p lst %p\n", + bip->first_iname, bip->last_iname); #endif - switch (bip->brd_pci_speed) - { - case BINFO_PCI_SPEED_33: - spd = "33Mhz"; - break; - case BINFO_PCI_SPEED_66: - spd = "66Mhz"; - break; - default: - spd = "<not available>"; - break; - } - len += sprintf (buffer + len, "PCI Bus Speed: %s\n", spd); - len += sprintf (buffer + len, "Release: %s\n", ci->release); + switch (bip->brd_pci_speed) { + case BINFO_PCI_SPEED_33: + spd = "33Mhz"; + break; + case BINFO_PCI_SPEED_66: + spd = "66Mhz"; + break; + default: + spd = "<not available>"; + break; + } + seq_printf(m, "PCI Bus Speed: %s\n", spd); + seq_printf(m, "Release: %s\n", ci->release); #ifdef SBE_PMCC4_ENABLE - { - extern int cxt1e1_max_mru; -#if 0 - extern int max_chans_used; - extern int cxt1e1_max_mtu; -#endif - extern int max_rxdesc_used, max_txdesc_used; - - len += sprintf (buffer + len, "\ncxt1e1_max_mru: %d\n", cxt1e1_max_mru); + { + extern int cxt1e1_max_mru; #if 0 - len += sprintf (buffer + len, "\nmax_chans_used: %d\n", max_chans_used); - len += sprintf (buffer + len, "cxt1e1_max_mtu: %d\n", cxt1e1_max_mtu); -#endif - len += sprintf (buffer + len, "max_rxdesc_used: %d\n", max_rxdesc_used); - len += sprintf (buffer + len, "max_txdesc_used: %d\n", max_txdesc_used); - } -#endif - - OS_kfree (bip); /* cleanup */ - - /*** - * How to be a proc read function - * ------------------------------ - * Prototype: - * int f(char *buffer, char **start, off_t offset, - * int count, int *peof, void *dat) - * - * Assume that the buffer is "count" bytes in size. - * - * If you know you have supplied all the data you - * have, set *peof. - * - * You have three ways to return data: - * 0) Leave *start = NULL. (This is the default.) - * Put the data of the requested offset at that - * offset within the buffer. Return the number (n) - * of bytes there are from the beginning of the - * buffer up to the last byte of data. If the - * number of supplied bytes (= n - offset) is - * greater than zero and you didn't signal eof - * and the reader is prepared to take more data - * you will be called again with the requested - * offset advanced by the number of bytes - * absorbed. This interface is useful for files - * no larger than the buffer. - * 1) Set *start = an unsigned long value less than - * the buffer address but greater than zero. - * Put the data of the requested offset at the - * beginning of the buffer. Return the number of - * bytes of data placed there. If this number is - * greater than zero and you didn't signal eof - * and the reader is prepared to take more data - * you will be called again with the requested - * offset advanced by *start. This interface is - * useful when you have a large file consisting - * of a series of blocks which you want to count - * and return as wholes. - * (Hack by Paul.Russell@rustcorp.com.au) - * 2) Set *start = an address within the buffer. - * Put the data of the requested offset at *start. - * Return the number of bytes of data placed there. - * If this number is greater than zero and you - * didn't signal eof and the reader is prepared to - * take more data you will be called again with the - * requested offset advanced by the number of bytes - * absorbed. - */ - -#if 1 - /* #4 - interpretation of above = set EOF, return len */ - *eof = 1; + extern int max_chans_used; + extern int cxt1e1_max_mtu; #endif + extern int max_rxdesc_used, max_txdesc_used; + seq_printf(m, "\ncxt1e1_max_mru: %d\n", cxt1e1_max_mru); #if 0 - /* - * #1 - from net/wireless/atmel.c RLD NOTE -there's something wrong with - * this plagarized code which results in this routine being called TWICE. - * The second call returns ZERO, resulting in hidden failure, but at - * least only a single message set is being displayed. - */ - if (len <= offset + length) - *eof = 1; - *start = buffer + offset; - len -= offset; - if (len > length) - len = length; - if (len < 0) - len = 0; -#endif - -#if 0 /* #2 from net/tokenring/olympic.c + - * lanstreamer.c */ - { - off_t begin = 0; - int size = 0; - off_t pos = 0; - - size = len; - pos = begin + size; - if (pos < offset) - { - len = 0; - begin = pos; - } - *start = buffer + (offset - begin); /* Start of wanted data */ - len -= (offset - begin); /* Start slop */ - if (len > length) - len = length; /* Ending slop */ - } + seq_printf(m, "\nmax_chans_used: %d\n", max_chans_used); + seq_printf(m, "cxt1e1_max_mtu: %d\n", cxt1e1_max_mtu); #endif - -#if 0 /* #3 from - * char/ftape/lowlevel/ftape-proc.c */ - len = strlen (buffer); - *start = NULL; - if (offset + length >= len) - *eof = 1; - else - *eof = 0; -#endif - -#if 0 - pr_info(">> proc_fs: returned len = %d., start %p\n", len, start); /* RLD DEBUG */ + seq_printf(m, "max_rxdesc_used: %d\n", max_rxdesc_used); + seq_printf(m, "max_txdesc_used: %d\n", max_txdesc_used); + } #endif -/*** - using NONE: returns = 314.314.314. - using #1 : returns = 314, 0. - using #2 : returns = 314, 0, 0. - using #3 : returns = 314, 314. - using #4 : returns = 314, 314. -***/ + kfree(bip); - return len; + pr_devel(">> proc_fs: finished\n"); + return 0; } -/* initialize the /proc subsystem for the specific SBE driver */ - -int __init -sbecom_proc_brd_init (ci_t * ci) +/* + * seq_file wrappers for procfile show routines. + */ +static int sbecom_proc_open(struct inode *inode, struct file *file) { - struct proc_dir_entry *e; - char dir[7 + SBE_IFACETMPL_SIZE + 1]; - - /* create a directory in the root procfs */ - snprintf(dir, sizeof(dir), "driver/%s", ci->devname); - ci->dir_dev = proc_mkdir(dir, NULL); - if (!ci->dir_dev) - { - pr_err("Unable to create directory /proc/driver/%s\n", ci->devname); - goto fail; - } - e = create_proc_read_entry ("info", S_IFREG | S_IRUGO, - ci->dir_dev, sbecom_proc_get_sbe_info, ci); - if (!e) - { - pr_err("Unable to create entry /proc/driver/%s/info\n", ci->devname); - goto fail; - } - return 0; - -fail: - sbecom_proc_brd_cleanup (ci); - return 1; + return single_open(file, sbecom_proc_get_sbe_info, PDE_DATA(inode)); } -#else /*** ! CONFIG_PROC_FS ***/ +static const struct file_operations sbecom_proc_fops = { + .open = sbecom_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; -/* stubbed off dummy routines */ - -void -sbecom_proc_brd_cleanup (ci_t * ci) -{ -} - -int __init -sbecom_proc_brd_init (ci_t * ci) +/* + * Initialize the /proc subsystem for the specific SBE driver + */ +int __init sbecom_proc_brd_init(ci_t *ci) { - return 0; -} - -#endif /*** CONFIG_PROC_FS ***/ + char dir[7 + SBE_IFACETMPL_SIZE + 1]; + snprintf(dir, sizeof(dir), "driver/%s", ci->devname); + ci->dir_dev = proc_mkdir(dir, NULL); + if (!ci->dir_dev) { + pr_err("Unable to create directory /proc/driver/%s\n", ci->devname); + goto fail; + } + + if (!proc_create_data("info", S_IFREG | S_IRUGO, ci->dir_dev, + &sbecom_proc_fops, ci)) { + pr_err("Unable to create entry /proc/driver/%s/info\n", ci->devname); + goto fail; + } + return 0; -/*** End-of-File ***/ +fail: + sbecom_proc_brd_cleanup(ci); + return 1; +} diff --git a/drivers/staging/cxt1e1/sbeproc.h b/drivers/staging/cxt1e1/sbeproc.h index e82be6afd1e8..e5c072cf1952 100644 --- a/drivers/staging/cxt1e1/sbeproc.h +++ b/drivers/staging/cxt1e1/sbeproc.h @@ -23,10 +23,20 @@ #ifdef CONFIG_PROC_FS -#ifdef __KERNEL__ void sbecom_proc_brd_cleanup (ci_t *); int __init sbecom_proc_brd_init (ci_t *); -#endif /*** __KERNEL__ ***/ +#else + +static inline void sbecom_proc_brd_cleanup(ci_t * ci) +{ +} + +static inline int __init sbecom_proc_brd_init(ci_t * ci) +{ + return 0; +} + #endif /*** CONFIG_PROC_FS ***/ + #endif /*** _INC_SBEPROC_H_ ***/ diff --git a/drivers/staging/dgrp/dgrp_common.c b/drivers/staging/dgrp/dgrp_common.c index 3553998b72bc..9a9b45624ba9 100644 --- a/drivers/staging/dgrp/dgrp_common.c +++ b/drivers/staging/dgrp/dgrp_common.c @@ -167,34 +167,3 @@ void dgrp_carrier(struct ch_struct *ch) ch->ch_flag &= ~CH_PHYS_CD; } - -/** - * dgrp_chk_perm() -- check permissions for net device - * @inode: pointer to inode structure for the net communication device - * @op: operation to be tested - * - * The file permissions and ownerships are tested to determine whether - * the operation "op" is permitted on the file pointed to by the inode. - * Returns 0 if the operation is permitted, -EACCESS otherwise - */ -int dgrp_chk_perm(int mode, int op) -{ - if (!uid_eq(GLOBAL_ROOT_UID, current_euid())) - mode >>= 6; - else if (in_egroup_p(GLOBAL_ROOT_GID)) - mode >>= 3; - - if ((mode & op & 0007) == op) - return 0; - - if (capable(CAP_SYS_ADMIN)) - return 0; - - return -EACCES; -} - -/* dgrp_chk_perm wrapper for permission call in struct inode_operations */ -int dgrp_inode_permission(struct inode *inode, int op) -{ - return dgrp_chk_perm(inode->i_mode, op); -} diff --git a/drivers/staging/dgrp/dgrp_common.h b/drivers/staging/dgrp/dgrp_common.h index 0583fe9c7b03..076dd6bc5ac4 100644 --- a/drivers/staging/dgrp/dgrp_common.h +++ b/drivers/staging/dgrp/dgrp_common.h @@ -49,20 +49,20 @@ extern struct dgrp_poll_data dgrp_poll_data; extern void dgrp_poll_handler(unsigned long arg); /* from dgrp_mon_ops.c */ -extern void dgrp_register_mon_hook(struct proc_dir_entry *de); +extern const struct file_operations dgrp_mon_ops; /* from dgrp_tty.c */ extern int dgrp_tty_init(struct nd_struct *nd); extern void dgrp_tty_uninit(struct nd_struct *nd); /* from dgrp_ports_ops.c */ -extern void dgrp_register_ports_hook(struct proc_dir_entry *de); +extern const struct file_operations dgrp_ports_ops; /* from dgrp_net_ops.c */ -extern void dgrp_register_net_hook(struct proc_dir_entry *de); +extern const struct file_operations dgrp_net_ops; /* from dgrp_dpa_ops.c */ -extern void dgrp_register_dpa_hook(struct proc_dir_entry *de); +extern const struct file_operations dgrp_dpa_ops; extern void dgrp_dpa_data(struct nd_struct *, int, u8 *, int); /* from dgrp_sysfs.c */ @@ -76,61 +76,6 @@ extern void dgrp_create_tty_sysfs(struct un_struct *un, struct device *c); extern void dgrp_remove_tty_sysfs(struct device *c); /* from dgrp_specproc.c */ -/* - * The list of DGRP entries with r/w capabilities. These - * magic numbers are used for identification purposes. - */ -enum { - DGRP_CONFIG = 1, /* Configure portservers */ - DGRP_NETDIR = 2, /* Directory for "net" devices */ - DGRP_MONDIR = 3, /* Directory for "mon" devices */ - DGRP_PORTSDIR = 4, /* Directory for "ports" devices */ - DGRP_INFO = 5, /* Get info. about the running module */ - DGRP_NODEINFO = 6, /* Get info. about the configured nodes */ - DGRP_DPADIR = 7, /* Directory for the "dpa" devices */ -}; - -/* - * Directions for proc handlers - */ -enum { - INBOUND = 1, /* Data being written to kernel */ - OUTBOUND = 2, /* Data being read from the kernel */ -}; - -/** - * dgrp_proc_entry: structure for dgrp proc dirs - * @id: ID number associated with this particular entry. Should be - * unique across all of DGRP. - * @name: text name associated with the /proc entry - * @mode: file access permisssions for the /proc entry - * @child: pointer to table describing a subdirectory for this entry - * @de: pointer to directory entry for this object once registered. Used - * to grab the handle of the object for unregistration - * @excl_sem: semaphore to provide exclusive to struct - * @excl_cnt: counter of current accesses - * - * Each entry in a DGRP proc directory is described with a - * dgrp_proc_entry structure. A collection of these - * entries (in an array) represents the members associated - * with a particular /proc directory, and is referred to - * as a table. All tables are terminated by an entry with - * zeros for every member. - */ -struct dgrp_proc_entry { - int id; /* Integer identifier */ - const char *name; /* ASCII identifier */ - mode_t mode; /* File access permissions */ - struct dgrp_proc_entry *child; /* Child pointer */ - - /* file ops to use, pass NULL to use default */ - struct file_operations *proc_file_ops; - - struct proc_dir_entry *de; /* proc entry pointer */ - struct semaphore excl_sem; /* Protects exclusive access var */ - int excl_cnt; /* Counts number of curr accesses */ -}; - extern void dgrp_unregister_proc(void); extern void dgrp_register_proc(void); @@ -144,8 +89,6 @@ extern void dgrp_register_proc(void); *-----------------------------------------------------------------------*/ void dgrp_carrier(struct ch_struct *ch); -extern int dgrp_inode_permission(struct inode *inode, int op); -extern int dgrp_chk_perm(int mode, int op); /* diff --git a/drivers/staging/dgrp/dgrp_dpa_ops.c b/drivers/staging/dgrp/dgrp_dpa_ops.c index 021cca498f2c..1fc13de4bdd6 100644 --- a/drivers/staging/dgrp/dgrp_dpa_ops.c +++ b/drivers/staging/dgrp/dgrp_dpa_ops.c @@ -40,6 +40,7 @@ #include <linux/cred.h> #include <linux/sched.h> #include <linux/ratelimit.h> +#include <linux/slab.h> #include <asm/unaligned.h> #include "dgrp_common.h" @@ -52,7 +53,7 @@ static long dgrp_dpa_ioctl(struct file *file, unsigned int cmd, unsigned long arg); static unsigned int dgrp_dpa_select(struct file *, struct poll_table_struct *); -static const struct file_operations dpa_ops = { +const struct file_operations dgrp_dpa_ops = { .owner = THIS_MODULE, .read = dgrp_dpa_read, .poll = dgrp_dpa_select, @@ -61,12 +62,6 @@ static const struct file_operations dpa_ops = { .release = dgrp_dpa_release, }; -static struct inode_operations dpa_inode_ops = { - .permission = dgrp_inode_permission -}; - - - struct digi_node { uint nd_state; /* Node state: 1 = up, 0 = down. */ uint nd_chan_count; /* Number of channels found */ @@ -111,17 +106,6 @@ struct digi_debug { #define DIGI_SETDEBUG (('d'<<8) | 247) /* set debug info */ -void dgrp_register_dpa_hook(struct proc_dir_entry *de) -{ - struct nd_struct *node = de->data; - - de->proc_iops = &dpa_inode_ops; - de->proc_fops = &dpa_ops; - - node->nd_dpa_de = de; - spin_lock_init(&node->nd_dpa_lock); -} - /* * dgrp_dpa_open -- open the DPA device for a particular PortServer */ @@ -130,8 +114,6 @@ static int dgrp_dpa_open(struct inode *inode, struct file *file) struct nd_struct *nd; int rtn = 0; - struct proc_dir_entry *de; - rtn = try_module_get(THIS_MODULE); if (!rtn) return -ENXIO; @@ -154,12 +136,7 @@ static int dgrp_dpa_open(struct inode *inode, struct file *file) /* * Get the node pointer, and fail if it doesn't exist. */ - de = PDE(inode); - if (!de) { - rtn = -ENXIO; - goto done; - } - nd = (struct nd_struct *)de->data; + nd = PDE_DATA(inode); if (!nd) { rtn = -ENXIO; goto done; diff --git a/drivers/staging/dgrp/dgrp_mon_ops.c b/drivers/staging/dgrp/dgrp_mon_ops.c index 4792d056a365..d18be4180e3b 100644 --- a/drivers/staging/dgrp/dgrp_mon_ops.c +++ b/drivers/staging/dgrp/dgrp_mon_ops.c @@ -37,6 +37,7 @@ #include <linux/tty.h> #include <linux/sched.h> #include <asm/unaligned.h> +#include <linux/slab.h> #include <linux/proc_fs.h> #include <linux/uaccess.h> @@ -49,7 +50,7 @@ static ssize_t dgrp_mon_read(struct file *, char __user *, size_t, loff_t *); static long dgrp_mon_ioctl(struct file *file, unsigned int cmd, unsigned long arg); -static const struct file_operations mon_ops = { +const struct file_operations dgrp_mon_ops = { .owner = THIS_MODULE, .read = dgrp_mon_read, .unlocked_ioctl = dgrp_mon_ioctl, @@ -57,20 +58,6 @@ static const struct file_operations mon_ops = { .release = dgrp_mon_release, }; -static struct inode_operations mon_inode_ops = { - .permission = dgrp_inode_permission -}; - -void dgrp_register_mon_hook(struct proc_dir_entry *de) -{ - struct nd_struct *node = de->data; - - de->proc_iops = &mon_inode_ops; - de->proc_fops = &mon_ops; - node->nd_mon_de = de; - sema_init(&node->nd_mon_semaphore, 1); -} - /** * dgrp_mon_open() -- open /proc/dgrp/ports device for a PortServer * @inode: struct inode * @@ -81,7 +68,6 @@ void dgrp_register_mon_hook(struct proc_dir_entry *de) static int dgrp_mon_open(struct inode *inode, struct file *file) { struct nd_struct *nd; - struct proc_dir_entry *de; struct timeval tv; uint32_t time; u8 *buf; @@ -109,13 +95,7 @@ static int dgrp_mon_open(struct inode *inode, struct file *file) /* * Get the node pointer, and fail if it doesn't exist. */ - de = PDE(inode); - if (!de) { - rtn = -ENXIO; - goto done; - } - - nd = (struct nd_struct *)de->data; + nd = PDE_DATA(inode); if (!nd) { rtn = -ENXIO; goto done; diff --git a/drivers/staging/dgrp/dgrp_net_ops.c b/drivers/staging/dgrp/dgrp_net_ops.c index e6018823b9de..9914f1c5bcd3 100644 --- a/drivers/staging/dgrp/dgrp_net_ops.c +++ b/drivers/staging/dgrp/dgrp_net_ops.c @@ -35,7 +35,7 @@ #include <linux/module.h> #include <linux/proc_fs.h> -#include <linux/types.h> +#include <linux/slab.h> #include <linux/string.h> #include <linux/device.h> #include <linux/tty.h> @@ -72,7 +72,7 @@ static long dgrp_net_ioctl(struct file *file, unsigned int cmd, static unsigned int dgrp_net_select(struct file *file, struct poll_table_struct *table); -static const struct file_operations net_ops = { +const struct file_operations dgrp_net_ops = { .owner = THIS_MODULE, .read = dgrp_net_read, .write = dgrp_net_write, @@ -82,23 +82,6 @@ static const struct file_operations net_ops = { .release = dgrp_net_release, }; -static struct inode_operations net_inode_ops = { - .permission = dgrp_inode_permission -}; - -void dgrp_register_net_hook(struct proc_dir_entry *de) -{ - struct nd_struct *node = de->data; - - de->proc_iops = &net_inode_ops; - de->proc_fops = &net_ops; - node->nd_net_de = de; - sema_init(&node->nd_net_semaphore, 1); - node->nd_state = NS_CLOSED; - dgrp_create_node_class_sysfs_files(node); -} - - /** * dgrp_dump() -- prints memory for debugging purposes. * @mem: Memory location which should be printed to the console @@ -801,7 +784,6 @@ out_err: static int dgrp_net_open(struct inode *inode, struct file *file) { struct nd_struct *nd; - struct proc_dir_entry *de; ulong lock_flags; int rtn; @@ -825,13 +807,7 @@ static int dgrp_net_open(struct inode *inode, struct file *file) /* * Get the node pointer, and fail if it doesn't exist. */ - de = PDE(inode); - if (!de) { - rtn = -ENXIO; - goto done; - } - - nd = (struct nd_struct *) de->data; + nd = PDE_DATA(inode); if (!nd) { rtn = -ENXIO; goto done; diff --git a/drivers/staging/dgrp/dgrp_ports_ops.c b/drivers/staging/dgrp/dgrp_ports_ops.c index cd1fc2088624..4ce030815f27 100644 --- a/drivers/staging/dgrp/dgrp_ports_ops.c +++ b/drivers/staging/dgrp/dgrp_ports_ops.c @@ -47,7 +47,7 @@ /* File operation declarations */ static int dgrp_ports_open(struct inode *, struct file *); -static const struct file_operations ports_ops = { +const struct file_operations dgrp_ports_ops = { .owner = THIS_MODULE, .open = dgrp_ports_open, .read = seq_read, @@ -55,20 +55,6 @@ static const struct file_operations ports_ops = { .release = seq_release }; -static struct inode_operations ports_inode_ops = { - .permission = dgrp_inode_permission -}; - - -void dgrp_register_ports_hook(struct proc_dir_entry *de) -{ - struct nd_struct *node = de->data; - - de->proc_iops = &ports_inode_ops; - de->proc_fops = &ports_ops; - node->nd_ports_de = de; -} - static void *dgrp_ports_seq_start(struct seq_file *seq, loff_t *pos) { if (*pos == 0) @@ -163,7 +149,7 @@ static int dgrp_ports_open(struct inode *inode, struct file *file) rtn = seq_open(file, &ports_seq_ops); if (!rtn) { seq = file->private_data; - seq->private = PDE(inode)->data; + seq->private = PDE_DATA(inode); } return rtn; diff --git a/drivers/staging/dgrp/dgrp_specproc.c b/drivers/staging/dgrp/dgrp_specproc.c index 73f287f96604..205d80ef4455 100644 --- a/drivers/staging/dgrp/dgrp_specproc.c +++ b/drivers/staging/dgrp/dgrp_specproc.c @@ -37,6 +37,7 @@ #include <linux/sched.h> #include <linux/cred.h> #include <linux/proc_fs.h> +#include <linux/slab.h> #include <linux/ctype.h> #include <linux/seq_file.h> #include <linux/uaccess.h> @@ -44,43 +45,17 @@ #include "dgrp_common.h" -static struct dgrp_proc_entry dgrp_table[]; static struct proc_dir_entry *dgrp_proc_dir_entry; static int dgrp_add_id(long id); static int dgrp_remove_nd(struct nd_struct *nd); -static void unregister_dgrp_device(struct proc_dir_entry *de); -static void register_dgrp_device(struct nd_struct *node, +static struct proc_dir_entry *add_proc_file(struct nd_struct *node, struct proc_dir_entry *root, - void (*register_hook)(struct proc_dir_entry *de)); + const struct file_operations *fops); /* File operation declarations */ -static int dgrp_gen_proc_open(struct inode *, struct file *); -static int dgrp_gen_proc_close(struct inode *, struct file *); static int parse_write_config(char *); - -static const struct file_operations dgrp_proc_file_ops = { - .owner = THIS_MODULE, - .open = dgrp_gen_proc_open, - .release = dgrp_gen_proc_close, -}; - -static struct inode_operations proc_inode_ops = { - .permission = dgrp_inode_permission -}; - - -static void register_proc_table(struct dgrp_proc_entry *, - struct proc_dir_entry *); -static void unregister_proc_table(struct dgrp_proc_entry *, - struct proc_dir_entry *); - -static struct dgrp_proc_entry dgrp_net_table[]; -static struct dgrp_proc_entry dgrp_mon_table[]; -static struct dgrp_proc_entry dgrp_ports_table[]; -static struct dgrp_proc_entry dgrp_dpa_table[]; - static ssize_t dgrp_config_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos); @@ -89,7 +64,7 @@ static int dgrp_nodeinfo_proc_open(struct inode *inode, struct file *file); static int dgrp_info_proc_open(struct inode *inode, struct file *file); static int dgrp_config_proc_open(struct inode *inode, struct file *file); -static struct file_operations config_proc_file_ops = { +static const struct file_operations config_proc_file_ops = { .owner = THIS_MODULE, .open = dgrp_config_proc_open, .read = seq_read, @@ -98,7 +73,7 @@ static struct file_operations config_proc_file_ops = { .write = dgrp_config_proc_write, }; -static struct file_operations info_proc_file_ops = { +static const struct file_operations info_proc_file_ops = { .owner = THIS_MODULE, .open = dgrp_info_proc_open, .read = seq_read, @@ -106,7 +81,7 @@ static struct file_operations info_proc_file_ops = { .release = single_release, }; -static struct file_operations nodeinfo_proc_file_ops = { +static const struct file_operations nodeinfo_proc_file_ops = { .owner = THIS_MODULE, .open = dgrp_nodeinfo_proc_open, .read = seq_read, @@ -114,71 +89,25 @@ static struct file_operations nodeinfo_proc_file_ops = { .release = seq_release, }; -static struct dgrp_proc_entry dgrp_table[] = { - { - .id = DGRP_CONFIG, - .name = "config", - .mode = 0644, - .proc_file_ops = &config_proc_file_ops, - }, - { - .id = DGRP_INFO, - .name = "info", - .mode = 0644, - .proc_file_ops = &info_proc_file_ops, - }, - { - .id = DGRP_NODEINFO, - .name = "nodeinfo", - .mode = 0644, - .proc_file_ops = &nodeinfo_proc_file_ops, - }, - { - .id = DGRP_NETDIR, - .name = "net", - .mode = 0500, - .child = dgrp_net_table - }, - { - .id = DGRP_MONDIR, - .name = "mon", - .mode = 0500, - .child = dgrp_mon_table - }, - { - .id = DGRP_PORTSDIR, - .name = "ports", - .mode = 0500, - .child = dgrp_ports_table - }, - { - .id = DGRP_DPADIR, - .name = "dpa", - .mode = 0500, - .child = dgrp_dpa_table - } -}; - static struct proc_dir_entry *net_entry_pointer; static struct proc_dir_entry *mon_entry_pointer; static struct proc_dir_entry *dpa_entry_pointer; static struct proc_dir_entry *ports_entry_pointer; -static struct dgrp_proc_entry dgrp_net_table[] = { - {0} -}; - -static struct dgrp_proc_entry dgrp_mon_table[] = { - {0} -}; - -static struct dgrp_proc_entry dgrp_ports_table[] = { - {0} -}; - -static struct dgrp_proc_entry dgrp_dpa_table[] = { - {0} -}; +static void remove_files(struct nd_struct *nd) +{ + char buf[3]; + ID_TO_CHAR(nd->nd_ID, buf); + dgrp_remove_node_class_sysfs_files(nd); + if (nd->nd_net_de) + remove_proc_entry(buf, net_entry_pointer); + if (nd->nd_mon_de) + remove_proc_entry(buf, mon_entry_pointer); + if (nd->nd_dpa_de) + remove_proc_entry(buf, dpa_entry_pointer); + if (nd->nd_ports_de) + remove_proc_entry(buf, ports_entry_pointer); +} void dgrp_unregister_proc(void) { @@ -188,12 +117,19 @@ void dgrp_unregister_proc(void) ports_entry_pointer = NULL; if (dgrp_proc_dir_entry) { - unregister_proc_table(dgrp_table, dgrp_proc_dir_entry); - remove_proc_entry(dgrp_proc_dir_entry->name, - dgrp_proc_dir_entry->parent); + struct nd_struct *nd; + list_for_each_entry(nd, &nd_struct_list, list) + remove_files(nd); + remove_proc_entry("dgrp/config", NULL); + remove_proc_entry("dgrp/info", NULL); + remove_proc_entry("dgrp/nodeinfo", NULL); + remove_proc_entry("dgrp/net", NULL); + remove_proc_entry("dgrp/mon", NULL); + remove_proc_entry("dgrp/dpa", NULL); + remove_proc_entry("dgrp/ports", NULL); + remove_proc_entry("dgrp", NULL); dgrp_proc_dir_entry = NULL; } - } void dgrp_register_proc(void) @@ -201,209 +137,16 @@ void dgrp_register_proc(void) /* * Register /proc/dgrp */ - dgrp_proc_dir_entry = proc_create("dgrp", S_IFDIR, NULL, - &dgrp_proc_file_ops); - register_proc_table(dgrp_table, dgrp_proc_dir_entry); -} - -/* - * /proc/sys support - */ -static int dgrp_proc_match(int len, const char *name, struct proc_dir_entry *de) -{ - if (!de || !de->low_ino) - return 0; - if (de->namelen != len) - return 0; - return !memcmp(name, de->name, len); -} - - -/* - * Scan the entries in table and add them all to /proc at the position - * referred to by "root" - */ -static void register_proc_table(struct dgrp_proc_entry *table, - struct proc_dir_entry *root) -{ - struct proc_dir_entry *de; - int len; - mode_t mode; - - if (table == NULL) + dgrp_proc_dir_entry = proc_mkdir("dgrp", NULL); + if (!dgrp_proc_dir_entry) return; - if (root == NULL) - return; - - for (; table->id; table++) { - /* Can't do anything without a proc name. */ - if (!table->name) - continue; - - /* Maybe we can't do anything with it... */ - if (!table->proc_file_ops && - !table->child) { - pr_warn("dgrp: Can't register %s\n", - table->name); - continue; - } - - len = strlen(table->name); - mode = table->mode; - - de = NULL; - if (!table->child) - mode |= S_IFREG; - else { - mode |= S_IFDIR; - for (de = root->subdir; de; de = de->next) { - if (dgrp_proc_match(len, table->name, de)) - break; - } - /* If the subdir exists already, de is non-NULL */ - } - - if (!de) { - de = create_proc_entry(table->name, mode, root); - if (!de) - continue; - de->data = (void *) table; - if (!table->child) { - de->proc_iops = &proc_inode_ops; - if (table->proc_file_ops) - de->proc_fops = table->proc_file_ops; - else - de->proc_fops = &dgrp_proc_file_ops; - } - } - table->de = de; - if (de->mode & S_IFDIR) - register_proc_table(table->child, de); - - if (table->id == DGRP_NETDIR) - net_entry_pointer = de; - - if (table->id == DGRP_MONDIR) - mon_entry_pointer = de; - - if (table->id == DGRP_DPADIR) - dpa_entry_pointer = de; - - if (table->id == DGRP_PORTSDIR) - ports_entry_pointer = de; - } -} - -/* - * Unregister a /proc sysctl table and any subdirectories. - */ -static void unregister_proc_table(struct dgrp_proc_entry *table, - struct proc_dir_entry *root) -{ - struct proc_dir_entry *de; - struct nd_struct *tmp; - - if (table == NULL) - return; - - list_for_each_entry(tmp, &nd_struct_list, list) { - if ((table == dgrp_net_table) && (tmp->nd_net_de)) { - unregister_dgrp_device(tmp->nd_net_de); - dgrp_remove_node_class_sysfs_files(tmp); - } - - if ((table == dgrp_mon_table) && (tmp->nd_mon_de)) - unregister_dgrp_device(tmp->nd_mon_de); - - if ((table == dgrp_dpa_table) && (tmp->nd_dpa_de)) - unregister_dgrp_device(tmp->nd_dpa_de); - - if ((table == dgrp_ports_table) && (tmp->nd_ports_de)) - unregister_dgrp_device(tmp->nd_ports_de); - } - - for (; table->id; table++) { - de = table->de; - - if (!de) - continue; - if (de->mode & S_IFDIR) { - if (!table->child) { - pr_alert("dgrp: malformed sysctl tree on free\n"); - continue; - } - unregister_proc_table(table->child, de); - - /* Don't unregister directories which still have entries */ - if (de->subdir) - continue; - } - - /* Don't unregister proc entries that are still being used.. */ - if ((atomic_read(&de->count)) != 1) { - pr_alert("proc entry %s in use, not removing\n", - de->name); - continue; - } - - remove_proc_entry(de->name, de->parent); - table->de = NULL; - } -} - -static int dgrp_gen_proc_open(struct inode *inode, struct file *file) -{ - struct proc_dir_entry *de; - struct dgrp_proc_entry *entry; - int ret = 0; - - de = (struct proc_dir_entry *) PDE(file_inode(file)); - if (!de || !de->data) { - ret = -ENXIO; - goto done; - } - - entry = (struct dgrp_proc_entry *) de->data; - if (!entry) { - ret = -ENXIO; - goto done; - } - - down(&entry->excl_sem); - - if (entry->excl_cnt) - ret = -EBUSY; - else - entry->excl_cnt++; - - up(&entry->excl_sem); - -done: - return ret; -} - -static int dgrp_gen_proc_close(struct inode *inode, struct file *file) -{ - struct proc_dir_entry *de; - struct dgrp_proc_entry *entry; - - de = (struct proc_dir_entry *) PDE(file_inode(file)); - if (!de || !de->data) - goto done; - - entry = (struct dgrp_proc_entry *) de->data; - if (!entry) - goto done; - - down(&entry->excl_sem); - - if (entry->excl_cnt) - entry->excl_cnt = 0; - - up(&entry->excl_sem); - -done: - return 0; + proc_create("dgrp/config", 0644, NULL, &config_proc_file_ops); + proc_create("dgrp/info", 0644, NULL, &info_proc_file_ops); + proc_create("dgrp/nodeinfo", 0644, NULL, &nodeinfo_proc_file_ops); + net_entry_pointer = proc_mkdir_mode("dgrp/net", 0500, NULL); + mon_entry_pointer = proc_mkdir_mode("dgrp/mon", 0500, NULL); + dpa_entry_pointer = proc_mkdir_mode("dgrp/dpa", 0500, NULL); + ports_entry_pointer = proc_mkdir_mode("dgrp/ports", 0500, NULL); } static void *dgrp_config_proc_start(struct seq_file *m, loff_t *pos) @@ -734,6 +477,10 @@ static int dgrp_add_id(long id) init_waitqueue_head(&nd->nd_tx_waitq); init_waitqueue_head(&nd->nd_mon_wqueue); init_waitqueue_head(&nd->nd_dpa_wqueue); + sema_init(&nd->nd_mon_semaphore, 1); + sema_init(&nd->nd_net_semaphore, 1); + spin_lock_init(&nd->nd_dpa_lock); + nd->nd_state = NS_CLOSED; for (i = 0; i < SEQ_MAX; i++) init_waitqueue_head(&nd->nd_seq_wque[i]); @@ -748,12 +495,12 @@ static int dgrp_add_id(long id) if (ret) goto error_out; - register_dgrp_device(nd, net_entry_pointer, dgrp_register_net_hook); - register_dgrp_device(nd, mon_entry_pointer, dgrp_register_mon_hook); - register_dgrp_device(nd, dpa_entry_pointer, dgrp_register_dpa_hook); - register_dgrp_device(nd, ports_entry_pointer, - dgrp_register_ports_hook); - + dgrp_create_node_class_sysfs_files(nd); + nd->nd_net_de = add_proc_file(nd, net_entry_pointer, &dgrp_net_ops); + nd->nd_mon_de = add_proc_file(nd, mon_entry_pointer, &dgrp_mon_ops); + nd->nd_dpa_de = add_proc_file(nd, dpa_entry_pointer, &dgrp_dpa_ops); + nd->nd_ports_de = add_proc_file(nd, ports_entry_pointer, + &dgrp_ports_ops); return 0; /* FIXME this guy should free the tty driver stored in nd and destroy @@ -772,16 +519,7 @@ static int dgrp_remove_nd(struct nd_struct *nd) if (nd->nd_tty_ref_cnt) return -EBUSY; - if (nd->nd_net_de) { - unregister_dgrp_device(nd->nd_net_de); - dgrp_remove_node_class_sysfs_files(nd); - } - - unregister_dgrp_device(nd->nd_mon_de); - - unregister_dgrp_device(nd->nd_ports_de); - - unregister_dgrp_device(nd->nd_dpa_de); + remove_files(nd); dgrp_tty_uninit(nd); @@ -793,38 +531,11 @@ static int dgrp_remove_nd(struct nd_struct *nd) return 0; } -static void register_dgrp_device(struct nd_struct *node, +static struct proc_dir_entry *add_proc_file(struct nd_struct *node, struct proc_dir_entry *root, - void (*register_hook)(struct proc_dir_entry *de)) + const struct file_operations *fops) { char buf[3]; - struct proc_dir_entry *de; - ID_TO_CHAR(node->nd_ID, buf); - - de = create_proc_entry(buf, 0600 | S_IFREG, root); - if (!de) - return; - - de->data = (void *) node; - - if (register_hook) - register_hook(de); - -} - -static void unregister_dgrp_device(struct proc_dir_entry *de) -{ - if (!de) - return; - - /* Don't unregister proc entries that are still being used.. */ - if ((atomic_read(&de->count)) != 1) { - pr_alert("%s - proc entry %s in use. Not removing.\n", - __func__, de->name); - return; - } - - remove_proc_entry(de->name, de->parent); - de = NULL; + return proc_create_data(buf, 0600, root, fops, node); } diff --git a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c index 5337b415d450..21b369e0150f 100644 --- a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c +++ b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_proc.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/string.h> #include <linux/vmalloc.h> #include <linux/netdevice.h> @@ -29,70 +30,55 @@ #define FT1000_PROC "ft1000" #define MAX_FILE_LEN 255 -#define PUTM_TO_PAGE(len, page, args...) \ - len += snprintf(page+len, PAGE_SIZE - len, args) - -#define PUTX_TO_PAGE(len, page, message, size, var) \ - len += snprintf(page+len, PAGE_SIZE - len, message); \ +#define seq_putx(m, message, size, var) \ + seq_printf(m, message); \ for(i = 0; i < (size - 1); i++) { \ - len += snprintf(page+len, PAGE_SIZE - len, "%02x:", var[i]); \ + seq_printf(m, "%02x:", var[i]); \ } \ - len += snprintf(page+len, PAGE_SIZE - len, "%02x\n", var[i]) + seq_printf(m, "%02x\n", var[i]) -#define PUTD_TO_PAGE(len, page, message, size, var) \ - len += snprintf(page+len, PAGE_SIZE - len, message); \ +#define seq_putd(m, message, size, var) \ + seq_printf(m, message); \ for(i = 0; i < (size - 1); i++) { \ - len += snprintf(page+len, PAGE_SIZE - len, "%d.", var[i]); \ + seq_printf(m, "%d.", var[i]); \ } \ - len += snprintf(page+len, PAGE_SIZE - len, "%d\n", var[i]) + seq_printf(m, "%d\n", var[i]) -static int ft1000ReadProc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int ft1000ReadProc(struct seq_file *m, void *v) { - struct net_device *dev; - int len; - int i; - struct ft1000_info *info; - char *status[] = { + static const char *status[] = { "Idle (Disconnect)", "Searching", "Active (Connected)", "Waiting for L2", "Sleep", "No Coverage", "", "" }; - char *signal[] = { "", "*", "**", "***", "****" }; + static const char *signal[] = { "", "*", "**", "***", "****" }; + + struct net_device *dev = m->private; + struct ft1000_info *info = netdev_priv(dev); + int i; int strength; int quality; struct timeval tv; time_t delta; - dev = (struct net_device *)data; - info = netdev_priv(dev); - - if (off > 0) { - *eof = 1; - return 0; - } - - /* Wrap-around */ - if (info->AsicID == ELECTRABUZZ_ID) { if (info->ProgConStat != 0xFF) { info->LedStat = ft1000_read_dpram(dev, FT1000_DSP_LED); info->ConStat = - ft1000_read_dpram(dev, - FT1000_DSP_CON_STATE); + ft1000_read_dpram(dev, FT1000_DSP_CON_STATE); } else { info->ConStat = 0xf; } } else { if (info->ProgConStat != 0xFF) { info->LedStat = - ntohs(ft1000_read_dpram_mag_16 - (dev, FT1000_MAG_DSP_LED, - FT1000_MAG_DSP_LED_INDX)); + ntohs(ft1000_read_dpram_mag_16( + dev, FT1000_MAG_DSP_LED, + FT1000_MAG_DSP_LED_INDX)); info->ConStat = - ntohs(ft1000_read_dpram_mag_16 - (dev, FT1000_MAG_DSP_CON_STATE, - FT1000_MAG_DSP_CON_STATE_INDX)); + ntohs(ft1000_read_dpram_mag_16( + dev, FT1000_MAG_DSP_CON_STATE, + FT1000_MAG_DSP_CON_STATE_INDX)); } else { info->ConStat = 0xf; } @@ -135,36 +121,46 @@ static int ft1000ReadProc(char *page, char **start, off_t off, } do_gettimeofday(&tv); - delta = (tv.tv_sec - info->ConTm); - len = 0; - PUTM_TO_PAGE(len, page, "Connection Time: %02ld:%02ld:%02ld\n", + delta = tv.tv_sec - info->ConTm; + seq_printf(m, "Connection Time: %02ld:%02ld:%02ld\n", ((delta / 3600) % 24), ((delta / 60) % 60), (delta % 60)); - PUTM_TO_PAGE(len, page, "Connection Time[s]: %ld\n", delta); - PUTM_TO_PAGE(len, page, "Asic ID: %s\n", - (info->AsicID) == + seq_printf(m, "Connection Time[s]: %ld\n", delta); + seq_printf(m, "Asic ID: %s\n", + info->AsicID == ELECTRABUZZ_ID ? "ELECTRABUZZ ASIC" : "MAGNEMITE ASIC"); - PUTX_TO_PAGE(len, page, "SKU: ", SKUSZ, info->Sku); - PUTX_TO_PAGE(len, page, "EUI64: ", EUISZ, info->eui64); - PUTD_TO_PAGE(len, page, "DSP version number: ", DSPVERSZ, info->DspVer); - PUTX_TO_PAGE(len, page, "Hardware Serial Number: ", HWSERNUMSZ, - info->HwSerNum); - PUTX_TO_PAGE(len, page, "Caliberation Version: ", CALVERSZ, - info->RfCalVer); - PUTD_TO_PAGE(len, page, "Caliberation Date: ", CALDATESZ, - info->RfCalDate); - PUTM_TO_PAGE(len, page, "Media State: %s\n", + seq_putx(m, "SKU: ", SKUSZ, info->Sku); + seq_putx(m, "EUI64: ", EUISZ, info->eui64); + seq_putd(m, "DSP version number: ", DSPVERSZ, info->DspVer); + seq_putx(m, "Hardware Serial Number: ", HWSERNUMSZ, info->HwSerNum); + seq_putx(m, "Caliberation Version: ", CALVERSZ, info->RfCalVer); + seq_putd(m, "Caliberation Date: ", CALDATESZ, info->RfCalDate); + seq_printf(m, "Media State: %s\n", (info->mediastate) ? "link" : "no link"); - PUTM_TO_PAGE(len, page, "Connection Status: %s\n", - status[((info->ConStat) & 0x7)]); - PUTM_TO_PAGE(len, page, "RX packets: %ld\n", info->stats.rx_packets); - PUTM_TO_PAGE(len, page, "TX packets: %ld\n", info->stats.tx_packets); - PUTM_TO_PAGE(len, page, "RX bytes: %ld\n", info->stats.rx_bytes); - PUTM_TO_PAGE(len, page, "TX bytes: %ld\n", info->stats.tx_bytes); - PUTM_TO_PAGE(len, page, "Signal Strength: %s\n", signal[strength]); - PUTM_TO_PAGE(len, page, "Signal Quality: %s\n", signal[quality]); - return len; + seq_printf(m, "Connection Status: %s\n", status[info->ConStat & 0x7]); + seq_printf(m, "RX packets: %ld\n", info->stats.rx_packets); + seq_printf(m, "TX packets: %ld\n", info->stats.tx_packets); + seq_printf(m, "RX bytes: %ld\n", info->stats.rx_bytes); + seq_printf(m, "TX bytes: %ld\n", info->stats.tx_bytes); + seq_printf(m, "Signal Strength: %s\n", signal[strength]); + seq_printf(m, "Signal Quality: %s\n", signal[quality]); + return 0; +} + +/* + * seq_file wrappers for procfile show routines. + */ +static int ft1000_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, ft1000ReadProc, PDE_DATA(inode)); } +static const struct file_operations ft1000_proc_fops = { + .open = ft1000_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + static int ft1000NotifyProc(struct notifier_block *this, unsigned long event, void *ptr) { @@ -176,8 +172,8 @@ static int ft1000NotifyProc(struct notifier_block *this, unsigned long event, switch (event) { case NETDEV_CHANGENAME: remove_proc_entry(info->netdevname, info->ft1000_proc_dir); - create_proc_read_entry(dev->name, 0644, info->ft1000_proc_dir, - ft1000ReadProc, dev); + proc_create_data(dev->name, 0644, info->ft1000_proc_dir, + &ft1000_proc_fops, dev); snprintf(info->netdevname, IFNAMSIZ, "%s", dev->name); break; } @@ -195,8 +191,10 @@ void ft1000InitProc(struct net_device *dev) info = netdev_priv(dev); info->ft1000_proc_dir = proc_mkdir(FT1000_PROC, init_net.proc_net); - create_proc_read_entry(dev->name, 0644, info->ft1000_proc_dir, - ft1000ReadProc, dev); + + proc_create_data(dev->name, 0644, info->ft1000_proc_dir, + &ft1000_proc_fops, dev); + snprintf(info->netdevname, IFNAMSIZ, "%s", dev->name); register_netdevice_notifier(&ft1000_netdev_notifier); } diff --git a/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c b/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c index 297389e8c608..3251d2e073b5 100644 --- a/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c +++ b/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c @@ -55,7 +55,7 @@ int numofmsgbuf = 0; // // Table of entry-point routines for char device // -static struct file_operations ft1000fops = +static const struct file_operations ft1000fops = { .unlocked_ioctl = ft1000_ioctl, .poll = ft1000_poll_dev, diff --git a/drivers/staging/ft1000/ft1000-usb/ft1000_proc.c b/drivers/staging/ft1000/ft1000-usb/ft1000_proc.c index b99640637fe0..d8294d6c9560 100644 --- a/drivers/staging/ft1000/ft1000-usb/ft1000_proc.c +++ b/drivers/staging/ft1000/ft1000-usb/ft1000_proc.c @@ -22,6 +22,7 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/netdevice.h> @@ -30,22 +31,17 @@ #define FT1000_PROC_DIR "ft1000" -#define PUTM_TO_PAGE(len,page,args...) \ - len += snprintf(page+len, PAGE_SIZE - len, args) +#define seq_putx(m, message, size, var) \ + seq_printf(m, message); \ + for(i = 0; i < (size - 1); i++) \ + seq_printf(m, "%02x:", var[i]); \ + seq_printf(m, "%02x\n", var[i]) -#define PUTX_TO_PAGE(len,page,message,size,var) \ - len += snprintf(page+len, PAGE_SIZE - len, message); \ - for (i = 0; i < (size - 1); i++) {\ - len += snprintf(page+len, PAGE_SIZE - len, "%02x:", var[i]); \ - } \ - len += snprintf(page+len, PAGE_SIZE - len, "%02x\n", var[i]) - -#define PUTD_TO_PAGE(len,page,message,size,var) \ - len += snprintf(page+len, PAGE_SIZE - len, message); \ - for (i = 0; i < (size - 1); i++) {\ - len += snprintf(page+len, PAGE_SIZE - len, "%d.", var[i]); \ - } \ - len += snprintf(page+len, PAGE_SIZE - len, "%d\n", var[i]) +#define seq_putd(m, message, size, var) \ + seq_printf(m, message); \ + for(i = 0; i < (size - 1); i++) \ + seq_printf(m, "%d.", var[i]); \ + seq_printf(m, "%d\n", var[i]) #define FTNET_PROC init_net.proc_net @@ -55,19 +51,9 @@ int ft1000_read_dpram16 (struct ft1000_usb *ft1000dev, u16 indx, u8 *buffer, u8 highlow); -static int -ft1000ReadProc(char *page, char **start, off_t off, int count, int *eof, - void *data) +static int ft1000ReadProc(struct seq_file *m, void *v) { - struct net_device *dev; - int len; - int i; - unsigned short ledStat; - unsigned short conStat; - - struct ft1000_info *info; - - char *status[] = { + static const char *status[] = { "Idle (Disconnect)", "Searching", "Active (Connected)", @@ -77,22 +63,18 @@ ft1000ReadProc(char *page, char **start, off_t off, int count, int *eof, "", "", }; + static const char *signal[] = { "", "*", "**", "***", "****" }; - char *signal[] = { "", "*", "**", "***", "****" }; + struct net_device *dev = m->private; + struct ft1000_info *info = netdev_priv(dev); + int i; + unsigned short ledStat; + unsigned short conStat; int strength; int quality; struct timeval tv; time_t delta; - dev = (struct net_device *) data; - info = netdev_priv(dev); - - if (off > 0) { - *eof = 1; - return 0; - } - - if (info->ProgConStat != 0xFF) { ft1000_read_dpram16(info->priv, FT1000_MAG_DSP_LED, (u8 *)&ledStat, FT1000_MAG_DSP_LED_INDX); @@ -144,36 +126,43 @@ ft1000ReadProc(char *page, char **start, off_t off, int count, int *eof, quality = 0; } - len = 0; - PUTM_TO_PAGE(len, page, "Connection Time: %02ld:%02ld:%02ld\n", + seq_printf(m, "Connection Time: %02ld:%02ld:%02ld\n", ((delta / 3600) % 24), ((delta / 60) % 60), (delta % 60)); - PUTM_TO_PAGE(len, page, "Connection Time[s]: %ld\n", delta); - PUTM_TO_PAGE(len, page, "Asic ID: %s\n", - (info->AsicID) == - ELECTRABUZZ_ID ? "ELECTRABUZZ ASIC" : "MAGNEMITE ASIC"); - PUTX_TO_PAGE(len, page, "SKU: ", SKUSZ, info->Sku); - PUTX_TO_PAGE(len, page, "EUI64: ", EUISZ, info->eui64); - PUTD_TO_PAGE(len, page, "DSP version number: ", DSPVERSZ, info->DspVer); - PUTX_TO_PAGE(len, page, "Hardware Serial Number: ", HWSERNUMSZ, - info->HwSerNum); - PUTX_TO_PAGE(len, page, "Caliberation Version: ", CALVERSZ, - info->RfCalVer); - PUTD_TO_PAGE(len, page, "Caliberation Date: ", CALDATESZ, - info->RfCalDate); - PUTM_TO_PAGE(len, page, "Media State: %s\n", - (info->mediastate) ? "link" : "no link"); - PUTM_TO_PAGE(len, page, "Connection Status: %s\n", - status[((info->ConStat) & 0x7)]); - PUTM_TO_PAGE(len, page, "RX packets: %ld\n", info->stats.rx_packets); - PUTM_TO_PAGE(len, page, "TX packets: %ld\n", info->stats.tx_packets); - PUTM_TO_PAGE(len, page, "RX bytes: %ld\n", info->stats.rx_bytes); - PUTM_TO_PAGE(len, page, "TX bytes: %ld\n", info->stats.tx_bytes); - PUTM_TO_PAGE(len, page, "Signal Strength: %s\n", signal[strength]); - PUTM_TO_PAGE(len, page, "Signal Quality: %s\n", signal[quality]); - - return len; + seq_printf(m, "Connection Time[s]: %ld\n", delta); + seq_printf(m, "Asic ID: %s\n", + (info->AsicID) == ELECTRABUZZ_ID ? "ELECTRABUZZ ASIC" : "MAGNEMITE ASIC"); + seq_putx(m, "SKU: ", SKUSZ, info->Sku); + seq_putx(m, "EUI64: ", EUISZ, info->eui64); + seq_putd(m, "DSP version number: ", DSPVERSZ, info->DspVer); + seq_putx(m, "Hardware Serial Number: ", HWSERNUMSZ, info->HwSerNum); + seq_putx(m, "Caliberation Version: ", CALVERSZ, info->RfCalVer); + seq_putd(m, "Caliberation Date: ", CALDATESZ, info->RfCalDate); + seq_printf(m, "Media State: %s\n", (info->mediastate) ? "link" : "no link"); + seq_printf(m, "Connection Status: %s\n", status[info->ConStat & 0x7]); + seq_printf(m, "RX packets: %ld\n", info->stats.rx_packets); + seq_printf(m, "TX packets: %ld\n", info->stats.tx_packets); + seq_printf(m, "RX bytes: %ld\n", info->stats.rx_bytes); + seq_printf(m, "TX bytes: %ld\n", info->stats.tx_bytes); + seq_printf(m, "Signal Strength: %s\n", signal[strength]); + seq_printf(m, "Signal Quality: %s\n", signal[quality]); + return 0; +} + +/* + * seq_file wrappers for procfile show routines. + */ +static int ft1000_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, ft1000ReadProc, PDE_DATA(inode)); } +static const struct file_operations ft1000_proc_fops = { + .open = ft1000_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + static int ft1000NotifyProc(struct notifier_block *this, unsigned long event, void *ptr) { @@ -186,9 +175,9 @@ ft1000NotifyProc(struct notifier_block *this, unsigned long event, void *ptr) switch (event) { case NETDEV_CHANGENAME: remove_proc_entry(info->netdevname, info->ft1000_proc_dir); - ft1000_proc_file = create_proc_read_entry(dev->name, 0644, - info->ft1000_proc_dir, - ft1000ReadProc, dev); + ft1000_proc_file = + proc_create_data(dev->name, 0644, info->ft1000_proc_dir, + &ft1000_proc_fops, dev); snprintf(info->netdevname, IFNAMSIZ, "%s", dev->name); break; } @@ -217,10 +206,10 @@ int ft1000_init_proc(struct net_device *dev) } ft1000_proc_file = - create_proc_read_entry(dev->name, 0644, - info->ft1000_proc_dir, ft1000ReadProc, dev); + proc_create_data(dev->name, 0644, info->ft1000_proc_dir, + &ft1000_proc_fops, dev); - if (ft1000_proc_file == NULL) { + if (!ft1000_proc_file) { printk(KERN_WARNING "Unable to create /proc entry.\n"); goto fail_entry; } diff --git a/drivers/staging/imx-drm/ipuv3-crtc.c b/drivers/staging/imx-drm/ipuv3-crtc.c index 4b3a019409b5..b028b0d1317b 100644 --- a/drivers/staging/imx-drm/ipuv3-crtc.c +++ b/drivers/staging/imx-drm/ipuv3-crtc.c @@ -483,17 +483,6 @@ static int ipu_get_resources(struct ipu_crtc *ipu_crtc, goto err_out; } - ipu_crtc->irq = ipu_idmac_channel_irq(ipu, ipu_crtc->ipu_ch, - IPU_IRQ_EOF); - ret = devm_request_irq(ipu_crtc->dev, ipu_crtc->irq, ipu_irq_handler, 0, - "imx_drm", ipu_crtc); - if (ret < 0) { - dev_err(ipu_crtc->dev, "irq request failed with %d.\n", ret); - goto err_out; - } - - disable_irq(ipu_crtc->irq); - return 0; err_out: ipu_put_resources(ipu_crtc); @@ -504,6 +493,7 @@ err_out: static int ipu_crtc_init(struct ipu_crtc *ipu_crtc, struct ipu_client_platformdata *pdata) { + struct ipu_soc *ipu = dev_get_drvdata(ipu_crtc->dev->parent); int ret; ret = ipu_get_resources(ipu_crtc, pdata); @@ -522,6 +512,17 @@ static int ipu_crtc_init(struct ipu_crtc *ipu_crtc, goto err_put_resources; } + ipu_crtc->irq = ipu_idmac_channel_irq(ipu, ipu_crtc->ipu_ch, + IPU_IRQ_EOF); + ret = devm_request_irq(ipu_crtc->dev, ipu_crtc->irq, ipu_irq_handler, 0, + "imx_drm", ipu_crtc); + if (ret < 0) { + dev_err(ipu_crtc->dev, "irq request failed with %d.\n", ret); + goto err_put_resources; + } + + disable_irq(ipu_crtc->irq); + return 0; err_put_resources: diff --git a/drivers/staging/keucr/scsiglue.c b/drivers/staging/keucr/scsiglue.c index 083b20e6253e..48e1005349da 100644 --- a/drivers/staging/keucr/scsiglue.c +++ b/drivers/staging/keucr/scsiglue.c @@ -229,26 +229,18 @@ void usb_stor_report_bus_reset(struct us_data *us) /* we use this macro to help us write into the buffer */ #undef SPRINTF -#define SPRINTF(args...) \ - do { \ - if (pos < buffer+length) \ - pos += sprintf(pos, ## args); \ - } while (0) +#define SPRINTF(args...) seq_printf(m, ##args) -/* - * proc_info() - */ -static int proc_info(struct Scsi_Host *host, char *buffer, char **start, - off_t offset, int length, int inout) +static int write_info(struct Scsi_Host *host, char *buffer, int length) +{ + return length; +} + +static int show_info(struct seq_file *m, struct Scsi_Host *host) { struct us_data *us = host_to_us(host); - char *pos = buffer; const char *string; - /* pr_info("scsiglue --- proc_info\n"); */ - if (inout) - return length; - /* print the controller name */ SPRINTF(" Host scsi%d: usb-storage\n", host->host_no); @@ -278,29 +270,17 @@ static int proc_info(struct Scsi_Host *host, char *buffer, char **start, SPRINTF(" Transport: %s\n", us->transport_name); /* show the device flags */ - if (pos < buffer + length) { - pos += sprintf(pos, " Quirks:"); + SPRINTF(" Quirks:"); #define US_FLAG(name, value) \ do { \ if (us->fflags & value) \ - pos += sprintf(pos, " " #name); \ + SPRINTF(" " #name); \ } while (0); US_DO_ALL_FLAGS #undef US_FLAG - - *(pos++) = '\n'; - } - - /* Calculate start of next buffer, and return value. */ - *start = buffer + offset; - - if ((pos - buffer) < offset) - return 0; - else if ((pos - buffer - offset) < length) - return pos - buffer - offset; - else - return length; + seq_putc(m, '\n'); + return 0; } /*********************************************************************** @@ -351,7 +331,8 @@ struct scsi_host_template usb_stor_host_template = { /* basic userland interface stuff */ .name = "eucr-storage", .proc_name = "eucr-storage", - .proc_info = proc_info, + .write_info = write_info, + .show_info = show_info, .info = host_info, /* command interface -- queued only */ diff --git a/drivers/staging/rtl8187se/r8180.h b/drivers/staging/rtl8187se/r8180.h index 70ea4145b4c8..edacc8001640 100644 --- a/drivers/staging/rtl8187se/r8180.h +++ b/drivers/staging/rtl8187se/r8180.h @@ -372,7 +372,6 @@ typedef struct r8180_priv struct Stats stats; struct _link_detect_t link_detect; //YJ,add,080828 struct iw_statistics wstats; - struct proc_dir_entry *dir_dev; /*RX stuff*/ u32 *rxring; diff --git a/drivers/staging/rtl8187se/r8180_core.c b/drivers/staging/rtl8187se/r8180_core.c index d10d75e8a33f..f7c1d9905ec6 100644 --- a/drivers/staging/rtl8187se/r8180_core.c +++ b/drivers/staging/rtl8187se/r8180_core.c @@ -36,6 +36,8 @@ #include <linux/syscalls.h> #include <linux/eeprom_93cx6.h> #include <linux/interrupt.h> +#include <linux/proc_fs.h> +#include <linux/seq_file.h> #include "r8180_hw.h" #include "r8180.h" @@ -204,51 +206,35 @@ void rtl8180_start_tx_beacon(struct net_device *dev); static struct proc_dir_entry *rtl8180_proc; -static int proc_get_registers(char *page, char **start, - off_t offset, int count, - int *eof, void *data) +static int proc_get_registers(struct seq_file *m, void *v) { - struct net_device *dev = data; - int len = 0; - int i, n; - int max = 0xff; + struct net_device *dev = m->private; + int i, n, max = 0xff; /* This dump the current register page */ for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); + seq_printf(m, "\nD: %2x > ", n); for (i = 0; i < 16 && n <= max; i++, n++) - len += snprintf(page + len, count - len, "%2x ", - read_nic_byte(dev, n)); + seq_printf(m, "%2x ", read_nic_byte(dev, n)); } - len += snprintf(page + len, count - len, "\n"); - - *eof = 1; - return len; + seq_putc(m, '\n'); + return 0; } int get_curr_tx_free_desc(struct net_device *dev, int priority); -static int proc_get_stats_hw(char *page, char **start, - off_t offset, int count, - int *eof, void *data) +static int proc_get_stats_hw(struct seq_file *m, void *v) { - int len = 0; - - *eof = 1; - return len; + return 0; } -static int proc_get_stats_rx(char *page, char **start, - off_t offset, int count, - int *eof, void *data) +static int proc_get_stats_rx(struct seq_file *m, void *v) { - struct net_device *dev = data; + struct net_device *dev = m->private; struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); - int len = 0; - - len += snprintf(page + len, count - len, + seq_printf(m, "RX OK: %lu\n" "RX Retry: %lu\n" "RX CRC Error(0-500): %lu\n" @@ -263,22 +249,17 @@ static int proc_get_stats_rx(char *page, char **start, priv->stats.rxicverr ); - *eof = 1; - return len; + return 0; } -static int proc_get_stats_tx(char *page, char **start, - off_t offset, int count, - int *eof, void *data) +static int proc_get_stats_tx(struct seq_file *m, void *v) { - struct net_device *dev = data; + struct net_device *dev = m->private; struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); - - int len = 0; unsigned long totalOK; totalOK = priv->stats.txnpokint+priv->stats.txhpokint+priv->stats.txlpokint; - len += snprintf(page + len, count - len, + seq_printf(m, "TX OK: %lu\n" "TX Error: %lu\n" "TX Retry: %lu\n" @@ -291,8 +272,7 @@ static int proc_get_stats_tx(char *page, char **start, priv->stats.txbeaconerr ); - *eof = 1; - return len; + return 0; } void rtl8180_proc_module_init(void) @@ -308,59 +288,61 @@ void rtl8180_proc_module_remove(void) void rtl8180_proc_remove_one(struct net_device *dev) { - struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); - if (priv->dir_dev) { - remove_proc_entry("stats-hw", priv->dir_dev); - remove_proc_entry("stats-tx", priv->dir_dev); - remove_proc_entry("stats-rx", priv->dir_dev); - remove_proc_entry("registers", priv->dir_dev); - priv->dir_dev = NULL; - } + remove_proc_subtree(dev->name, rtl8180_proc); } -void rtl8180_proc_init_one(struct net_device *dev) +/* + * seq_file wrappers for procfile show routines. + */ +static int rtl8180_proc_open(struct inode *inode, struct file *file) { - struct proc_dir_entry *e; - struct r8180_priv *priv = (struct r8180_priv *)ieee80211_priv(dev); + struct net_device *dev = proc_get_parent_data(inode); + int (*show)(struct seq_file *, void *) = PDE_DATA(inode); - priv->dir_dev = rtl8180_proc; - if (!priv->dir_dev) { - DMESGE("Unable to initialize /proc/net/r8180/%s\n", - dev->name); - return; - } + return single_open(file, show, dev); +} - e = create_proc_read_entry("stats-hw", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_stats_hw, dev); - if (!e) { - DMESGE("Unable to initialize " - "/proc/net/r8180/%s/stats-hw\n", - dev->name); - } +static const struct file_operations rtl8180_proc_fops = { + .open = rtl8180_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; - e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_stats_rx, dev); - if (!e) { - DMESGE("Unable to initialize " - "/proc/net/r8180/%s/stats-rx\n", - dev->name); - } +/* + * Table of proc files we need to create. + */ +struct rtl8180_proc_file { + char name[12]; + int (*show)(struct seq_file *, void *); +}; +static const struct rtl8180_proc_file rtl8180_proc_files[] = { + { "stats-hw", &proc_get_stats_hw }, + { "stats-rx", &proc_get_stats_rx }, + { "stats-tx", &proc_get_stats_tx }, + { "registers", &proc_get_registers }, + { "" } +}; + +void rtl8180_proc_init_one(struct net_device *dev) +{ + const struct rtl8180_proc_file *f; + struct proc_dir_entry *dir; - e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_stats_tx, dev); - if (!e) { - DMESGE("Unable to initialize " - "/proc/net/r8180/%s/stats-tx\n", - dev->name); + dir = proc_mkdir_data(dev->name, 0, rtl8180_proc, dev); + if (!dir) { + DMESGE("Unable to initialize /proc/net/r8180/%s\n", dev->name); + return; } - e = create_proc_read_entry("registers", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers, dev); - if (!e) { - DMESGE("Unable to initialize " - "/proc/net/r8180/%s/registers\n", - dev->name); + for (f = rtl8180_proc_files; f->name[0]; f++) { + if (!proc_create_data(f->name, S_IFREG | S_IRUGO, dir, + &rtl8180_proc_fops, f->show)) { + DMESGE("Unable to initialize /proc/net/r8180/%s/%s\n", + dev->name, f->name); + return; + } } } diff --git a/drivers/staging/rtl8192e/rtl8192e/Makefile b/drivers/staging/rtl8192e/rtl8192e/Makefile index 313a92ec6833..a2c4fb4ba1af 100644 --- a/drivers/staging/rtl8192e/rtl8192e/Makefile +++ b/drivers/staging/rtl8192e/rtl8192e/Makefile @@ -7,7 +7,6 @@ r8192e_pci-objs := \ r8190P_rtl8256.o \ rtl_cam.o \ rtl_core.o \ - rtl_debug.o \ rtl_dm.o \ rtl_eeprom.o \ rtl_ethtool.o \ diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c index 4ebf99b30975..2b6c61c5d3d8 100644 --- a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c +++ b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c @@ -2966,8 +2966,6 @@ static int rtl8192_pci_probe(struct pci_dev *pdev, goto err_free_irq; RT_TRACE(COMP_INIT, "dev name: %s\n", dev->name); - rtl8192_proc_init_one(dev); - if (priv->polling_timer_on == 0) check_rfctrl_gpio_timer((unsigned long)dev); @@ -3003,7 +3001,6 @@ static void rtl8192_pci_disconnect(struct pci_dev *pdev) del_timer_sync(&priv->gpio_polling_timer); cancel_delayed_work(&priv->gpio_change_rf_wq); priv->polling_timer_on = 0; - rtl8192_proc_remove_one(dev); rtl8192_down(dev, true); deinit_hal_dm(dev); if (priv->pFirmware) { @@ -3093,7 +3090,6 @@ static int __init rtl8192_pci_module_init(void) printk(KERN_INFO "\nLinux kernel driver for RTL8192E WLAN cards\n"); printk(KERN_INFO "Copyright (c) 2007-2008, Realsil Wlan Driver\n"); - rtl8192_proc_module_init(); if (0 != pci_register_driver(&rtl8192_pci_driver)) { DMESG("No device found"); /*pci_unregister_driver (&rtl8192_pci_driver);*/ @@ -3107,7 +3103,6 @@ static void __exit rtl8192_pci_module_exit(void) pci_unregister_driver(&rtl8192_pci_driver); RT_TRACE(COMP_DOWN, "Exiting"); - rtl8192_proc_module_remove(); } void check_rfctrl_gpio_timer(unsigned long data) diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_core.h b/drivers/staging/rtl8192e/rtl8192e/rtl_core.h index 320d5fc026b4..87d4d349c890 100644 --- a/drivers/staging/rtl8192e/rtl8192e/rtl_core.h +++ b/drivers/staging/rtl8192e/rtl8192e/rtl_core.h @@ -1085,10 +1085,4 @@ void ActUpdateChannelAccessSetting(struct net_device *dev, enum wireless_mode WirelessMode, struct channel_access_setting *ChnlAccessSetting); -/* proc stuff from rtl_debug.c */ -void rtl8192_proc_init_one(struct net_device *dev); -void rtl8192_proc_remove_one(struct net_device *dev); -void rtl8192_proc_module_init(void); -void rtl8192_proc_module_remove(void); - #endif diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_debug.c b/drivers/staging/rtl8192e/rtl8192e/rtl_debug.c deleted file mode 100644 index c19b14cd6f77..000000000000 --- a/drivers/staging/rtl8192e/rtl8192e/rtl_debug.c +++ /dev/null @@ -1,1029 +0,0 @@ -/****************************************************************************** - * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved. - * - * Based on the r8180 driver, which is: - * Copyright 2004-2005 Andrea Merello <andreamrl@tiscali.it>, et al. - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License 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. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA - * - * The full GNU General Public License is included in this distribution in the - * file called LICENSE. - * - * Contact Information: - * wlanfae <wlanfae@realtek.com> -******************************************************************************/ -#include "rtl_core.h" -#include "r8192E_phy.h" -#include "r8192E_phyreg.h" -#include "r8190P_rtl8256.h" /* RTL8225 Radio frontend */ -#include "r8192E_cmdpkt.h" - -/**************************************************************************** - -----------------------------PROCFS STUFF------------------------- -*****************************************************************************/ -/*This part is related to PROC, which will record some statistics. */ -static struct proc_dir_entry *rtl8192_proc; - -static int proc_get_stats_ap(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev); - struct rtllib_device *ieee = priv->rtllib; - struct rtllib_network *target; - int len = 0; - - list_for_each_entry(target, &ieee->network_list, list) { - - len += snprintf(page + len, count - len, - "%s ", target->ssid); - - if (target->wpa_ie_len > 0 || target->rsn_ie_len > 0) - len += snprintf(page + len, count - len, - "WPA\n"); - else - len += snprintf(page + len, count - len, - "non_WPA\n"); - - } - - *eof = 1; - return len; -} - -static int proc_get_registers_0(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0x000; - - len += snprintf(page + len, count - len, - "\n####################page %x##################\n ", - (page0>>8)); - len += snprintf(page + len, count - len, - "\nD: OF > 00 01 02 03 04 05 06 07 08 09 0A 0B " - "0C 0D 0E 0F"); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 16 && n <= max; n++, i++) - len += snprintf(page + len, count - len, - "%2.2x ", read_nic_byte(dev, - (page0 | n))); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; - -} -static int proc_get_registers_1(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0x100; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n ", - (page0>>8)); - len += snprintf(page + len, count - len, - "\nD: OF > 00 01 02 03 04 05 06 07 08 09 0A 0B " - "0C 0D 0E 0F"); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, - "\nD: %2x > ", n); - for (i = 0; i < 16 && n <= max; i++, n++) - len += snprintf(page + len, count - len, - "%2.2x ", read_nic_byte(dev, - (page0 | n))); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; - -} -static int proc_get_registers_2(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0x200; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n ", - (page0 >> 8)); - len += snprintf(page + len, count - len, - "\nD: OF > 00 01 02 03 04 05 06 07 08 09 0A 0B 0C " - "0D 0E 0F"); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, - "\nD: %2x > ", n); - for (i = 0; i < 16 && n <= max; i++, n++) - len += snprintf(page + len, count - len, - "%2.2x ", read_nic_byte(dev, - (page0 | n))); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; - -} -static int proc_get_registers_3(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0x300; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n ", - (page0>>8)); - len += snprintf(page + len, count - len, - "\nD: OF > 00 01 02 03 04 05 06 07 08 09 0A 0B " - "0C 0D 0E 0F"); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, - "\nD: %2x > ", n); - for (i = 0; i < 16 && n <= max; i++, n++) - len += snprintf(page + len, count - len, - "%2.2x ", read_nic_byte(dev, - (page0 | n))); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; - -} -static int proc_get_registers_4(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0x400; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n ", - (page0>>8)); - len += snprintf(page + len, count - len, - "\nD: OF > 00 01 02 03 04 05 06 07 08 09 0A 0B " - "0C 0D 0E 0F"); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, - "\nD: %2x > ", n); - for (i = 0; i < 16 && n <= max; i++, n++) - len += snprintf(page + len, count - len, - "%2.2x ", read_nic_byte(dev, - (page0 | n))); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; - -} -static int proc_get_registers_5(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0x500; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n ", - (page0 >> 8)); - len += snprintf(page + len, count - len, - "\nD: OF > 00 01 02 03 04 05 06 07 08 09 0A 0B " - "0C 0D 0E 0F"); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, - "\nD: %2x > ", n); - for (i = 0; i < 16 && n <= max; i++, n++) - len += snprintf(page + len, count - len, - "%2.2x ", read_nic_byte(dev, - (page0 | n))); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; - -} -static int proc_get_registers_6(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0x600; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n ", - (page0>>8)); - len += snprintf(page + len, count - len, - "\nD: OF > 00 01 02 03 04 05 06 07 08 09 0A 0B " - "0C 0D 0E 0F"); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, - "\nD: %2x > ", n); - for (i = 0; i < 16 && n <= max; i++, n++) - len += snprintf(page + len, count - len, - "%2.2x ", read_nic_byte(dev, - (page0 | n))); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; - -} -static int proc_get_registers_7(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0x700; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n ", - (page0 >> 8)); - len += snprintf(page + len, count - len, - "\nD: OF > 00 01 02 03 04 05 06 07 08 09 0A 0B 0C " - "0D 0E 0F"); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, - "\nD: %2x > ", n); - for (i = 0; i < 16 && n <= max; i++, n++) - len += snprintf(page + len, count - len, - "%2.2x ", read_nic_byte(dev, - (page0 | n))); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; - -} -static int proc_get_registers_8(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0x800; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n", - (page0 >> 8)); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 4 && n <= max; n += 4, i++) - len += snprintf(page + len, count - len, - "%8.8x ", rtl8192_QueryBBReg(dev, - (page0 | n), bMaskDWord)); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; - -} -static int proc_get_registers_9(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0x900; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n", - (page0>>8)); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 4 && n <= max; n += 4, i++) - len += snprintf(page + len, count - len, - "%8.8x ", rtl8192_QueryBBReg(dev, - (page0 | n), bMaskDWord)); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} -static int proc_get_registers_a(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0xa00; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n", - (page0>>8)); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 4 && n <= max; n += 4, i++) - len += snprintf(page + len, count - len, - "%8.8x ", rtl8192_QueryBBReg(dev, - (page0 | n), bMaskDWord)); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} -static int proc_get_registers_b(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0xb00; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n", - (page0 >> 8)); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 4 && n <= max; n += 4, i++) - len += snprintf(page + len, count - len, - "%8.8x ", rtl8192_QueryBBReg(dev, - (page0 | n), bMaskDWord)); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} -static int proc_get_registers_c(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0xc00; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n", - (page0>>8)); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 4 && n <= max; n += 4, i++) - len += snprintf(page + len, count - len, - "%8.8x ", rtl8192_QueryBBReg(dev, - (page0 | n), bMaskDWord)); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} -static int proc_get_registers_d(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0xd00; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n", - (page0>>8)); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 4 && n <= max; n += 4, i++) - len += snprintf(page + len, count - len, - "%8.8x ", rtl8192_QueryBBReg(dev, - (page0 | n), bMaskDWord)); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} -static int proc_get_registers_e(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n, page0; - - int max = 0xff; - page0 = 0xe00; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page %x##################\n", - (page0>>8)); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 4 && n <= max; n += 4, i++) - len += snprintf(page + len, count - len, - "%8.8x ", rtl8192_QueryBBReg(dev, - (page0 | n), bMaskDWord)); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} - -static int proc_get_reg_rf_a(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n; - - int max = 0xff; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n#################### RF-A ##################\n "); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 4 && n <= max; n += 4, i++) - len += snprintf(page + len, count - len, - "%8.8x ", rtl8192_phy_QueryRFReg(dev, - (enum rf90_radio_path)RF90_PATH_A, n, - bMaskDWord)); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} - -static int proc_get_reg_rf_b(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n; - - int max = 0xff; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n#################### RF-B ##################\n "); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 4 && n <= max; n += 4, i++) - len += snprintf(page + len, count - len, - "%8.8x ", rtl8192_phy_QueryRFReg(dev, - (enum rf90_radio_path)RF90_PATH_B, n, - bMaskDWord)); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} - -static int proc_get_reg_rf_c(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n; - - int max = 0xff; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n#################### RF-C ##################\n"); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 4 && n <= max; n += 4, i++) - len += snprintf(page + len, count - len, - "%8.8x ", rtl8192_phy_QueryRFReg(dev, - (enum rf90_radio_path)RF90_PATH_C, n, - bMaskDWord)); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} - -static int proc_get_reg_rf_d(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - - int len = 0; - int i, n; - - int max = 0xff; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n#################### RF-D ##################\n "); - for (n = 0; n <= max;) { - len += snprintf(page + len, count - len, "\nD: %2x > ", n); - for (i = 0; i < 4 && n <= max; n += 4, i++) - len += snprintf(page + len, count - len, - "%8.8x ", rtl8192_phy_QueryRFReg(dev, - (enum rf90_radio_path)RF90_PATH_D, n, - bMaskDWord)); - } - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} - -static int proc_get_cam_register_1(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - u32 target_command = 0; - u32 target_content = 0; - u8 entry_i = 0; - u32 ulStatus; - int len = 0; - int i = 100, j = 0; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n#################### SECURITY CAM (0-10) ######" - "############\n "); - for (j = 0; j < 11; j++) { - len += snprintf(page + len, count - len, "\nD: %2x > ", j); - for (entry_i = 0; entry_i < CAM_CONTENT_COUNT; entry_i++) { - target_command = entry_i+CAM_CONTENT_COUNT*j; - target_command = target_command | BIT31; - - while ((i--) >= 0) { - ulStatus = read_nic_dword(dev, RWCAM); - if (ulStatus & BIT31) - continue; - else - break; - } - write_nic_dword(dev, RWCAM, target_command); - target_content = read_nic_dword(dev, RCAMO); - len += snprintf(page + len, count - len, "%8.8x ", - target_content); - } - } - - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} - -static int proc_get_cam_register_2(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - u32 target_command = 0; - u32 target_content = 0; - u8 entry_i = 0; - u32 ulStatus; - int len = 0; - int i = 100, j = 0; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n#################### SECURITY CAM (11-21) " - "##################\n "); - for (j = 11; j < 22; j++) { - len += snprintf(page + len, count - len, "\nD: %2x > ", j); - for (entry_i = 0; entry_i < CAM_CONTENT_COUNT; entry_i++) { - target_command = entry_i + CAM_CONTENT_COUNT * j; - target_command = target_command | BIT31; - - while ((i--) >= 0) { - ulStatus = read_nic_dword(dev, RWCAM); - if (ulStatus & BIT31) - continue; - else - break; - } - write_nic_dword(dev, RWCAM, target_command); - target_content = read_nic_dword(dev, RCAMO); - len += snprintf(page + len, count - len, "%8.8x ", - target_content); - } - } - - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} - -static int proc_get_cam_register_3(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - u32 target_command = 0; - u32 target_content = 0; - u8 entry_i = 0; - u32 ulStatus; - int len = 0; - int i = 100, j = 0; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n#################### SECURITY CAM (22-31) ######" - "############\n "); - for (j = 22; j < TOTAL_CAM_ENTRY; j++) { - len += snprintf(page + len, count - len, "\nD: %2x > ", j); - for (entry_i = 0; entry_i < CAM_CONTENT_COUNT; entry_i++) { - target_command = entry_i + CAM_CONTENT_COUNT * j; - target_command = target_command | BIT31; - - while ((i--) >= 0) { - ulStatus = read_nic_dword(dev, RWCAM); - if (ulStatus & BIT31) - continue; - else - break; - } - write_nic_dword(dev, RWCAM, target_command); - target_content = read_nic_dword(dev, RCAMO); - len += snprintf(page + len, count - len, "%8.8x ", - target_content); - } - } - - len += snprintf(page + len, count - len, "\n"); - *eof = 1; - return len; -} -static int proc_get_stats_tx(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev); - - int len = 0; - - len += snprintf(page + len, count - len, - "TX VI priority ok int: %lu\n" - "TX VO priority ok int: %lu\n" - "TX BE priority ok int: %lu\n" - "TX BK priority ok int: %lu\n" - "TX MANAGE priority ok int: %lu\n" - "TX BEACON priority ok int: %lu\n" - "TX BEACON priority error int: %lu\n" - "TX CMDPKT priority ok int: %lu\n" - "TX queue stopped?: %d\n" - "TX fifo overflow: %lu\n" - "TX total data packets %lu\n" - "TX total data bytes :%lu\n", - priv->stats.txviokint, - priv->stats.txvookint, - priv->stats.txbeokint, - priv->stats.txbkokint, - priv->stats.txmanageokint, - priv->stats.txbeaconokint, - priv->stats.txbeaconerr, - priv->stats.txcmdpktokint, - netif_queue_stopped(dev), - priv->stats.txoverflow, - priv->rtllib->stats.tx_packets, - priv->rtllib->stats.tx_bytes - - - ); - - *eof = 1; - return len; -} - - - -static int proc_get_stats_rx(char *page, char **start, - off_t offset, int count, - int *eof, void *data) -{ - struct net_device *dev = data; - struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev); - - int len = 0; - - len += snprintf(page + len, count - len, - "RX packets: %lu\n" - "RX data crc err: %lu\n" - "RX mgmt crc err: %lu\n" - "RX desc err: %lu\n" - "RX rx overflow error: %lu\n", - priv->stats.rxint, - priv->stats.rxdatacrcerr, - priv->stats.rxmgmtcrcerr, - priv->stats.rxrdu, - priv->stats.rxoverflow); - - *eof = 1; - return len; -} - -void rtl8192_proc_module_init(void) -{ - RT_TRACE(COMP_INIT, "Initializing proc filesystem"); - rtl8192_proc = create_proc_entry(DRV_NAME, S_IFDIR, init_net.proc_net); -} - - -void rtl8192_proc_module_remove(void) -{ - remove_proc_entry(DRV_NAME, init_net.proc_net); -} - - -void rtl8192_proc_remove_one(struct net_device *dev) -{ - struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev); - - printk(KERN_INFO "dev name %s\n", dev->name); - - if (priv->dir_dev) { - remove_proc_entry("stats-tx", priv->dir_dev); - remove_proc_entry("stats-rx", priv->dir_dev); - remove_proc_entry("stats-ap", priv->dir_dev); - remove_proc_entry("registers-0", priv->dir_dev); - remove_proc_entry("registers-1", priv->dir_dev); - remove_proc_entry("registers-2", priv->dir_dev); - remove_proc_entry("registers-3", priv->dir_dev); - remove_proc_entry("registers-4", priv->dir_dev); - remove_proc_entry("registers-5", priv->dir_dev); - remove_proc_entry("registers-6", priv->dir_dev); - remove_proc_entry("registers-7", priv->dir_dev); - remove_proc_entry("registers-8", priv->dir_dev); - remove_proc_entry("registers-9", priv->dir_dev); - remove_proc_entry("registers-a", priv->dir_dev); - remove_proc_entry("registers-b", priv->dir_dev); - remove_proc_entry("registers-c", priv->dir_dev); - remove_proc_entry("registers-d", priv->dir_dev); - remove_proc_entry("registers-e", priv->dir_dev); - remove_proc_entry("RF-A", priv->dir_dev); - remove_proc_entry("RF-B", priv->dir_dev); - remove_proc_entry("RF-C", priv->dir_dev); - remove_proc_entry("RF-D", priv->dir_dev); - remove_proc_entry("SEC-CAM-1", priv->dir_dev); - remove_proc_entry("SEC-CAM-2", priv->dir_dev); - remove_proc_entry("SEC-CAM-3", priv->dir_dev); - remove_proc_entry("wlan0", rtl8192_proc); - priv->dir_dev = NULL; - } -} - - -void rtl8192_proc_init_one(struct net_device *dev) -{ - struct proc_dir_entry *e; - struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev); - - priv->dir_dev = create_proc_entry(dev->name, - S_IFDIR | S_IRUGO | S_IXUGO, - rtl8192_proc); - if (!priv->dir_dev) { - RT_TRACE(COMP_ERR, "Unable to initialize /proc/net/rtl8192" - "/%s\n", dev->name); - return; - } - e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_stats_rx, dev); - - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/stats-rx\n", - dev->name); - - e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_stats_tx, dev); - - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/stats-tx\n", - dev->name); - - e = create_proc_read_entry("stats-ap", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_stats_ap, dev); - - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/stats-ap\n", - dev->name); - - e = create_proc_read_entry("registers-0", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_0, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-0\n", - dev->name); - e = create_proc_read_entry("registers-1", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_1, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-1\n", - dev->name); - e = create_proc_read_entry("registers-2", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_2, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-2\n", - dev->name); - e = create_proc_read_entry("registers-3", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_3, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-3\n", - dev->name); - e = create_proc_read_entry("registers-4", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_4, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-4\n", - dev->name); - e = create_proc_read_entry("registers-5", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_5, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-5\n", - dev->name); - e = create_proc_read_entry("registers-6", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_6, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-6\n", - dev->name); - e = create_proc_read_entry("registers-7", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_7, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-7\n", - dev->name); - e = create_proc_read_entry("registers-8", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_8, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-8\n", - dev->name); - e = create_proc_read_entry("registers-9", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_9, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-9\n", - dev->name); - e = create_proc_read_entry("registers-a", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_a, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-a\n", - dev->name); - e = create_proc_read_entry("registers-b", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_b, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-b\n", - dev->name); - e = create_proc_read_entry("registers-c", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_c, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-c\n", - dev->name); - e = create_proc_read_entry("registers-d", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_d, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-d\n", - dev->name); - e = create_proc_read_entry("registers-e", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers_e, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers-e\n", - dev->name); - e = create_proc_read_entry("RF-A", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_reg_rf_a, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/RF-A\n", - dev->name); - e = create_proc_read_entry("RF-B", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_reg_rf_b, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/RF-B\n", - dev->name); - e = create_proc_read_entry("RF-C", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_reg_rf_c, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/RF-C\n", - dev->name); - e = create_proc_read_entry("RF-D", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_reg_rf_d, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/RF-D\n", - dev->name); - e = create_proc_read_entry("SEC-CAM-1", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_cam_register_1, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/SEC-CAM-1\n", - dev->name); - e = create_proc_read_entry("SEC-CAM-2", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_cam_register_2, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/SEC-CAM-2\n", - dev->name); - e = create_proc_read_entry("SEC-CAM-3", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_cam_register_3, dev); - if (!e) - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/SEC-CAM-3\n", - dev->name); -} diff --git a/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c b/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c index 4217b88e6fc3..e51cb49ce10e 100644 --- a/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c +++ b/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c @@ -412,19 +412,18 @@ static int rtllib_ccmp_get_key(void *key, int len, u8 *seq, void *priv) } -static char *rtllib_ccmp_print_stats(char *p, void *priv) +static void rtllib_ccmp_print_stats(struct seq_file *m, void *priv) { struct rtllib_ccmp_data *ccmp = priv; - p += sprintf(p, "key[%d] alg=CCMP key_set=%d " - "tx_pn=%pM rx_pn=%pM " - "format_errors=%d replays=%d decrypt_errors=%d\n", - ccmp->key_idx, ccmp->key_set, - ccmp->tx_pn, ccmp->rx_pn, - ccmp->dot11RSNAStatsCCMPFormatErrors, - ccmp->dot11RSNAStatsCCMPReplays, - ccmp->dot11RSNAStatsCCMPDecryptErrors); - - return p; + seq_printf(m, + "key[%d] alg=CCMP key_set=%d " + "tx_pn=%pM rx_pn=%pM " + "format_errors=%d replays=%d decrypt_errors=%d\n", + ccmp->key_idx, ccmp->key_set, + ccmp->tx_pn, ccmp->rx_pn, + ccmp->dot11RSNAStatsCCMPFormatErrors, + ccmp->dot11RSNAStatsCCMPReplays, + ccmp->dot11RSNAStatsCCMPDecryptErrors); } static struct lib80211_crypto_ops rtllib_crypt_ccmp = { diff --git a/drivers/staging/rtl8192e/rtllib_crypt_tkip.c b/drivers/staging/rtl8192e/rtllib_crypt_tkip.c index 800925053fb0..5cfd73baf1cc 100644 --- a/drivers/staging/rtl8192e/rtllib_crypt_tkip.c +++ b/drivers/staging/rtl8192e/rtllib_crypt_tkip.c @@ -708,30 +708,30 @@ static int rtllib_tkip_get_key(void *key, int len, u8 *seq, void *priv) } -static char *rtllib_tkip_print_stats(char *p, void *priv) +static void rtllib_tkip_print_stats(struct seq_file *m, void *priv) { struct rtllib_tkip_data *tkip = priv; - p += sprintf(p, "key[%d] alg=TKIP key_set=%d " - "tx_pn=%02x%02x%02x%02x%02x%02x " - "rx_pn=%02x%02x%02x%02x%02x%02x " - "replays=%d icv_errors=%d local_mic_failures=%d\n", - tkip->key_idx, tkip->key_set, - (tkip->tx_iv32 >> 24) & 0xff, - (tkip->tx_iv32 >> 16) & 0xff, - (tkip->tx_iv32 >> 8) & 0xff, - tkip->tx_iv32 & 0xff, - (tkip->tx_iv16 >> 8) & 0xff, - tkip->tx_iv16 & 0xff, - (tkip->rx_iv32 >> 24) & 0xff, - (tkip->rx_iv32 >> 16) & 0xff, - (tkip->rx_iv32 >> 8) & 0xff, - tkip->rx_iv32 & 0xff, - (tkip->rx_iv16 >> 8) & 0xff, - tkip->rx_iv16 & 0xff, - tkip->dot11RSNAStatsTKIPReplays, - tkip->dot11RSNAStatsTKIPICVErrors, - tkip->dot11RSNAStatsTKIPLocalMICFailures); - return p; + seq_printf(m, + "key[%d] alg=TKIP key_set=%d " + "tx_pn=%02x%02x%02x%02x%02x%02x " + "rx_pn=%02x%02x%02x%02x%02x%02x " + "replays=%d icv_errors=%d local_mic_failures=%d\n", + tkip->key_idx, tkip->key_set, + (tkip->tx_iv32 >> 24) & 0xff, + (tkip->tx_iv32 >> 16) & 0xff, + (tkip->tx_iv32 >> 8) & 0xff, + tkip->tx_iv32 & 0xff, + (tkip->tx_iv16 >> 8) & 0xff, + tkip->tx_iv16 & 0xff, + (tkip->rx_iv32 >> 24) & 0xff, + (tkip->rx_iv32 >> 16) & 0xff, + (tkip->rx_iv32 >> 8) & 0xff, + tkip->rx_iv32 & 0xff, + (tkip->rx_iv16 >> 8) & 0xff, + tkip->rx_iv16 & 0xff, + tkip->dot11RSNAStatsTKIPReplays, + tkip->dot11RSNAStatsTKIPICVErrors, + tkip->dot11RSNAStatsTKIPLocalMICFailures); } static struct lib80211_crypto_ops rtllib_crypt_tkip = { diff --git a/drivers/staging/rtl8192e/rtllib_crypt_wep.c b/drivers/staging/rtl8192e/rtllib_crypt_wep.c index 8cdf38913a33..c4df6e01ef74 100644 --- a/drivers/staging/rtl8192e/rtllib_crypt_wep.c +++ b/drivers/staging/rtl8192e/rtllib_crypt_wep.c @@ -247,12 +247,10 @@ static int prism2_wep_get_key(void *key, int len, u8 *seq, void *priv) } -static char *prism2_wep_print_stats(char *p, void *priv) +static void prism2_wep_print_stats(struct seq_file *m, void *priv) { struct prism2_wep_data *wep = priv; - p += sprintf(p, "key[%d] alg=WEP len=%d\n", - wep->key_idx, wep->key_len); - return p; + seq_printf(m, "key[%d] alg=WEP len=%d\n", wep->key_idx, wep->key_len); } static struct lib80211_crypto_ops rtllib_crypt_wep = { diff --git a/drivers/staging/rtl8192e/rtllib_module.c b/drivers/staging/rtl8192e/rtllib_module.c index f9dae958a5d4..84ea721d5d8e 100644 --- a/drivers/staging/rtl8192e/rtllib_module.c +++ b/drivers/staging/rtl8192e/rtllib_module.c @@ -208,61 +208,51 @@ static int debug = \ ; static struct proc_dir_entry *rtllib_proc; -static int show_debug_level(char *page, char **start, off_t offset, - int count, int *eof, void *data) +static int show_debug_level(struct seq_file *m, void *v) { - return snprintf(page, count, "0x%08X\n", rtllib_debug_level); + return seq_printf(m, "0x%08X\n", rtllib_debug_level); } -static int store_debug_level(struct file *file, const char __user *buffer, - unsigned long count, void *data) +static ssize_t write_debug_level(struct file *file, const char __user *buffer, + size_t count, loff_t *ppos) { - char buf[] = "0x00000000"; - unsigned long len = min((unsigned long)sizeof(buf) - 1, count); - char *p = (char *)buf; unsigned long val; + int err = kstrtoul_from_user(buffer, count, 0, &val); + if (err) + return err; + rtllib_debug_level = val; + return count; +} - if (copy_from_user(buf, buffer, len)) - return count; - buf[len] = 0; - if (p[1] == 'x' || p[1] == 'X' || p[0] == 'x' || p[0] == 'X') { - p++; - if (p[0] == 'x' || p[0] == 'X') - p++; - val = simple_strtoul(p, &p, 16); - } else - val = simple_strtoul(p, &p, 10); - if (p == buf) - printk(KERN_INFO DRV_NAME - ": %s is not in hex or decimal form.\n", buf); - else - rtllib_debug_level = val; - - return strnlen(buf, count); +static int open_debug_level(struct inode *inode, struct file *file) +{ + return single_open(file, show_debug_level, NULL); } +static const struct file_operations fops = { + .open = open_debug_level, + .read = seq_read, + .llseek = seq_lseek, + .write = write_debug_level +}; + int __init rtllib_init(void) { struct proc_dir_entry *e; rtllib_debug_level = debug; - rtllib_proc = create_proc_entry(DRV_NAME, S_IFDIR, init_net.proc_net); + rtllib_proc = proc_mkdir(DRV_NAME, init_net.proc_net); if (rtllib_proc == NULL) { RTLLIB_ERROR("Unable to create " DRV_NAME " proc directory\n"); return -EIO; } - e = create_proc_entry("debug_level", S_IFREG | S_IRUGO | S_IWUSR, - rtllib_proc); + e = proc_create("debug_level", S_IRUGO | S_IWUSR, rtllib_proc, &fops); if (!e) { remove_proc_entry(DRV_NAME, init_net.proc_net); rtllib_proc = NULL; return -EIO; } - e->read_proc = show_debug_level; - e->write_proc = store_debug_level; - e->data = NULL; - return 0; } diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_module.c index 76c56e5aed79..e0870c05a5e0 100644 --- a/drivers/staging/rtl8192u/ieee80211/ieee80211_module.c +++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_module.c @@ -243,39 +243,34 @@ static int debug = \ ; struct proc_dir_entry *ieee80211_proc; -static int show_debug_level(char *page, char **start, off_t offset, - int count, int *eof, void *data) +static int show_debug_level(struct seq_file *m, void *v) { - return snprintf(page, count, "0x%08X\n", ieee80211_debug_level); + return seq_printf(m, "0x%08X\n", ieee80211_debug_level); } -static int store_debug_level(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t write_debug_level(struct file *file, const char __user *buffer, + size_t count, loff_t *ppos) { - char buf[] = "0x00000000"; - unsigned long len = min_t(unsigned long, sizeof(buf) - 1, count); - char *p = (char *)buf; unsigned long val; + int err = kstrtoul_from_user(buffer, count, 0, &val); + if (err) + return err; + ieee80211_debug_level = val; + return count; +} - if (copy_from_user(buf, buffer, len)) - return count; - buf[len] = 0; - if (p[1] == 'x' || p[1] == 'X' || p[0] == 'x' || p[0] == 'X') { - p++; - if (p[0] == 'x' || p[0] == 'X') - p++; - val = simple_strtoul(p, &p, 16); - } else - val = simple_strtoul(p, &p, 10); - if (p == buf) - printk(KERN_INFO DRV_NAME - ": %s is not in hex or decimal form.\n", buf); - else - ieee80211_debug_level = val; - - return strnlen(buf, count); +static int open_debug_level(struct inode *inode, struct file *file) +{ + return single_open(file, show_debug_level, NULL); } +static const struct file_operations fops = { + .open = open_debug_level, + .read = seq_read, + .llseek = seq_lseek, + .write = write_debug_level +}; + int __init ieee80211_debug_init(void) { struct proc_dir_entry *e; @@ -288,17 +283,13 @@ int __init ieee80211_debug_init(void) " proc directory\n"); return -EIO; } - e = create_proc_entry("debug_level", S_IFREG | S_IRUGO | S_IWUSR, - ieee80211_proc); + e = proc_create("debug_level", S_IRUGO | S_IWUSR, + ieee80211_proc, &fops); if (!e) { remove_proc_entry(DRV_NAME, init_net.proc_net); ieee80211_proc = NULL; return -EIO; } - e->read_proc = show_debug_level; - e->write_proc = store_debug_level; - e->data = NULL; - return 0; } diff --git a/drivers/staging/rtl8192u/ieee80211/proc.c b/drivers/staging/rtl8192u/ieee80211/proc.c index 6eda928e4090..c426dfdd9fdd 100644 --- a/drivers/staging/rtl8192u/ieee80211/proc.c +++ b/drivers/staging/rtl8192u/ieee80211/proc.c @@ -99,7 +99,7 @@ static int crypto_info_open(struct inode *inode, struct file *file) return seq_open(file, &crypto_seq_ops); } -static struct file_operations proc_crypto_ops = { +static const struct file_operations proc_crypto_ops = { .open = crypto_info_open, .read = seq_read, .llseek = seq_lseek, @@ -108,9 +108,5 @@ static struct file_operations proc_crypto_ops = { void __init crypto_init_proc(void) { - struct proc_dir_entry *proc; - - proc = create_proc_entry("crypto", 0, NULL); - if (proc) - proc->proc_fops = &proc_crypto_ops; + proc_create("crypto", 0, NULL, &proc_crypto_ops); } diff --git a/drivers/staging/rtl8192u/r8192U.h b/drivers/staging/rtl8192u/r8192U.h index e538e026b512..bedeb330ad4f 100644 --- a/drivers/staging/rtl8192u/r8192U.h +++ b/drivers/staging/rtl8192u/r8192U.h @@ -946,7 +946,6 @@ typedef struct r8192_priv { /*stats*/ struct Stats stats; struct iw_statistics wstats; - struct proc_dir_entry *dir_dev; /*RX stuff*/ // u32 *rxring; diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c index f7de2f6d49a5..145923397556 100644 --- a/drivers/staging/rtl8192u/r8192U_core.c +++ b/drivers/staging/rtl8192u/r8192U_core.c @@ -71,6 +71,8 @@ double __extendsfdf2(float a) {return a;} //#include "r8192xU_phyreg.h" #include <linux/usb.h> #include <linux/slab.h> +#include <linux/proc_fs.h> +#include <linux/seq_file.h> // FIXME: check if 2.6.7 is ok #ifdef CONFIG_RTL8192_PM @@ -472,103 +474,73 @@ void watch_dog_timer_callback(unsigned long data); static struct proc_dir_entry *rtl8192_proc; -static int proc_get_stats_ap(char *page, char **start, off_t offset, int count, - int *eof, void *data) +static int proc_get_stats_ap(struct seq_file *m, void *v) { - struct net_device *dev = data; + struct net_device *dev = m->private; struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); struct ieee80211_device *ieee = priv->ieee80211; struct ieee80211_network *target; - int len = 0; - list_for_each_entry(target, &ieee->network_list, list) { - - len += snprintf(page + len, count - len, "%s ", target->ssid); - + const char *wpa = "non_WPA"; if (target->wpa_ie_len > 0 || target->rsn_ie_len > 0) - len += snprintf(page + len, count - len, "WPA\n"); - else - len += snprintf(page + len, count - len, "non_WPA\n"); + wpa = "WPA"; + + seq_printf(m, "%s %s\n", target->ssid, wpa); } - *eof = 1; - return len; + return 0; } -static int proc_get_registers(char *page, char **start, - off_t offset, int count, - int *eof, void *data) +static int proc_get_registers(struct seq_file *m, void *v) { - struct net_device *dev = data; -// struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + struct net_device *dev = m->private; + int i,n, max = 0xff; - int len = 0; - int i,n; - - int max=0xff; - - /* This dump the current register page */ - len += snprintf(page + len, count - len, - "\n####################page 0##################\n "); + seq_puts(m, "\n####################page 0##################\n "); for (n=0;n<=max;) { //printk( "\nD: %2x> ", n); - len += snprintf(page + len, count - len, - "\nD: %2x > ",n); + seq_printf(m, "\nD: %2x > ",n); for (i=0;i<16 && n<=max;i++,n++) - len += snprintf(page + len, count - len, - "%2x ",read_nic_byte(dev,0x000|n)); + seq_printf(m, "%2x ",read_nic_byte(dev,0x000|n)); // printk("%2x ",read_nic_byte(dev,n)); } - len += snprintf(page + len, count - len, - "\n####################page 1##################\n "); + + seq_puts(m, "\n####################page 1##################\n "); for (n=0;n<=max;) { //printk( "\nD: %2x> ", n); - len += snprintf(page + len, count - len, - "\nD: %2x > ",n); + seq_printf(m, "\nD: %2x > ",n); for (i=0;i<16 && n<=max;i++,n++) - len += snprintf(page + len, count - len, - "%2x ",read_nic_byte(dev,0x100|n)); + seq_printf(m, "%2x ",read_nic_byte(dev,0x100|n)); // printk("%2x ",read_nic_byte(dev,n)); } - len += snprintf(page + len, count - len, - "\n####################page 3##################\n "); + + seq_puts(m, "\n####################page 3##################\n "); for (n=0;n<=max;) { //printk( "\nD: %2x> ", n); - len += snprintf(page + len, count - len, - "\nD: %2x > ",n); + seq_printf(m, "\nD: %2x > ",n); for(i=0;i<16 && n<=max;i++,n++) - len += snprintf(page + len, count - len, - "%2x ",read_nic_byte(dev,0x300|n)); + seq_printf(m, "%2x ",read_nic_byte(dev,0x300|n)); // printk("%2x ",read_nic_byte(dev,n)); } - len += snprintf(page + len, count - len,"\n"); - *eof = 1; - return len; + seq_putc(m, '\n'); + return 0; } - - - - -static int proc_get_stats_tx(char *page, char **start, - off_t offset, int count, - int *eof, void *data) +static int proc_get_stats_tx(struct seq_file *m, void *v) { - struct net_device *dev = data; + struct net_device *dev = m->private; struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); - int len = 0; - - len += snprintf(page + len, count - len, + seq_printf(m, "TX VI priority ok int: %lu\n" "TX VI priority error int: %lu\n" "TX VO priority ok int: %lu\n" @@ -629,22 +601,15 @@ static int proc_get_stats_tx(char *page, char **start, // priv->stats.txbeaconerr ); - *eof = 1; - return len; + return 0; } - - -static int proc_get_stats_rx(char *page, char **start, - off_t offset, int count, - int *eof, void *data) +static int proc_get_stats_rx(struct seq_file *m, void *v) { - struct net_device *dev = data; + struct net_device *dev = m->private; struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); - int len = 0; - - len += snprintf(page + len, count - len, + seq_printf(m, "RX packets: %lu\n" "RX urb status error: %lu\n" "RX invalid urb error: %lu\n", @@ -652,9 +617,9 @@ static int proc_get_stats_rx(char *page, char **start, priv->stats.rxstaterr, priv->stats.rxurberr); - *eof = 1; - return len; + return 0; } + void rtl8192_proc_module_init(void) { RT_TRACE(COMP_INIT, "Initializing proc filesystem"); @@ -667,74 +632,70 @@ void rtl8192_proc_module_remove(void) remove_proc_entry(RTL819xU_MODULE_NAME, init_net.proc_net); } - -void rtl8192_proc_remove_one(struct net_device *dev) +/* + * seq_file wrappers for procfile show routines. + */ +static int rtl8192_proc_open(struct inode *inode, struct file *file) { - struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); + struct net_device *dev = proc_get_parent_data(inode); + int (*show)(struct seq_file *, void *) = PDE_DATA(inode); - - if (priv->dir_dev) { - // remove_proc_entry("stats-hw", priv->dir_dev); - remove_proc_entry("stats-tx", priv->dir_dev); - remove_proc_entry("stats-rx", priv->dir_dev); - // remove_proc_entry("stats-ieee", priv->dir_dev); - remove_proc_entry("stats-ap", priv->dir_dev); - remove_proc_entry("registers", priv->dir_dev); - // remove_proc_entry("cck-registers",priv->dir_dev); - // remove_proc_entry("ofdm-registers",priv->dir_dev); - //remove_proc_entry(dev->name, rtl8192_proc); - remove_proc_entry("wlan0", rtl8192_proc); - priv->dir_dev = NULL; - } + return single_open(file, show, dev); } +static const struct file_operations rtl8192_proc_fops = { + .open = rtl8192_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; -void rtl8192_proc_init_one(struct net_device *dev) -{ - struct proc_dir_entry *e; - struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev); - priv->dir_dev = proc_mkdir(dev->name, rtl8192_proc); - if (!priv->dir_dev) { - RT_TRACE(COMP_ERR, "Unable to initialize /proc/net/rtl8192/%s\n", - dev->name); - return; - } - e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_stats_rx, dev); - - if (!e) { - RT_TRACE(COMP_ERR,"Unable to initialize " - "/proc/net/rtl8192/%s/stats-rx\n", - dev->name); - } - +/* + * Table of proc files we need to create. + */ +struct rtl8192_proc_file { + char name[12]; + int (*show)(struct seq_file *, void *); +}; - e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_stats_tx, dev); +static const struct rtl8192_proc_file rtl8192_proc_files[] = { + { "stats-rx", &proc_get_stats_rx }, + { "stats-tx", &proc_get_stats_tx }, + { "stats-ap", &proc_get_stats_ap }, + { "registers", &proc_get_registers }, + { "" } +}; - if (!e) { - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/stats-tx\n", - dev->name); - } +void rtl8192_proc_init_one(struct net_device *dev) +{ + const struct rtl8192_proc_file *f; + struct proc_dir_entry *dir; - e = create_proc_read_entry("stats-ap", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_stats_ap, dev); + if (rtl8192_proc) { + dir = proc_mkdir_data(dev->name, 0, rtl8192_proc, dev); + if (!dir) { + RT_TRACE(COMP_ERR, "Unable to initialize /proc/net/rtl8192/%s\n", + dev->name); + return; + } - if (!e) { - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/stats-ap\n", - dev->name); + for (f = rtl8192_proc_files; f->name[0]; f++) { + if (!proc_create_data(f->name, S_IFREG | S_IRUGO, dir, + &rtl8192_proc_fops, f->show)) { + RT_TRACE(COMP_ERR, "Unable to initialize " + "/proc/net/rtl8192/%s/%s\n", + dev->name, f->name); + return; + } + } } +} - e = create_proc_read_entry("registers", S_IFREG | S_IRUGO, - priv->dir_dev, proc_get_registers, dev); - if (!e) { - RT_TRACE(COMP_ERR, "Unable to initialize " - "/proc/net/rtl8192/%s/registers\n", - dev->name); - } +void rtl8192_proc_remove_one(struct net_device *dev) +{ + remove_proc_subtree(dev->name, rtl8192_proc); } + /**************************************************************************** -----------------------------MISC STUFF------------------------- *****************************************************************************/ diff --git a/drivers/staging/rts5139/rts51x_scsi.c b/drivers/staging/rts5139/rts51x_scsi.c index 052911c93103..2ac3fe647ee6 100644 --- a/drivers/staging/rts5139/rts51x_scsi.c +++ b/drivers/staging/rts5139/rts51x_scsi.c @@ -1968,18 +1968,16 @@ int slave_configure(struct scsi_device *sdev) /* we use this macro to help us write into the buffer */ #undef SPRINTF -#define SPRINTF(args...) \ - do { if (pos < buffer+length) pos += sprintf(pos, ## args); } while (0) +#define SPRINTF(args...) seq_printf(m, ##args) -int proc_info(struct Scsi_Host *host, char *buffer, - char **start, off_t offset, int length, int inout) +static int write_info(struct Scsi_Host *host, char *buffer, int length) { - char *pos = buffer; - /* if someone is sending us data, just throw it away */ - if (inout) - return length; + return length; +} +static int show_info(struct seq_file *m, struct Scsi_Host *host) +{ /* print the controller name */ SPRINTF(" Host scsi%d: %s\n", host->host_no, RTS51X_NAME); @@ -1988,18 +1986,7 @@ int proc_info(struct Scsi_Host *host, char *buffer, SPRINTF(" Product: RTS51xx USB Card Reader\n"); SPRINTF(" Version: %s\n", DRIVER_VERSION); SPRINTF(" Build: %s\n", __TIME__); - - /* - * Calculate start of next buffer, and return value. - */ - *start = buffer + offset; - - if ((pos - buffer) < offset) - return 0; - else if ((pos - buffer - offset) < length) - return pos - buffer - offset; - else - return length; + return 0; } /* queue a command */ @@ -2100,7 +2087,8 @@ struct scsi_host_template rts51x_host_template = { /* basic userland interface stuff */ .name = RTS51X_NAME, .proc_name = RTS51X_NAME, - .proc_info = proc_info, + .show_info = show_info, + .write_info = write_info, .info = rts5139_info, /* command interface -- queued only */ diff --git a/drivers/staging/rts5139/rts51x_scsi.h b/drivers/staging/rts5139/rts51x_scsi.h index cdfe550371ce..c2446d02d328 100644 --- a/drivers/staging/rts5139/rts51x_scsi.h +++ b/drivers/staging/rts5139/rts51x_scsi.h @@ -147,8 +147,6 @@ struct scsi_cmnd; int slave_alloc(struct scsi_device *sdev); int slave_configure(struct scsi_device *sdev); -int proc_info(struct Scsi_Host *host, char *buffer, - char **start, off_t offset, int length, int inout); int queuecommand(struct Scsi_Host *, struct scsi_cmnd *); int command_abort(struct scsi_cmnd *srb); int device_reset(struct scsi_cmnd *srb); diff --git a/drivers/staging/silicom/Makefile b/drivers/staging/silicom/Makefile index 80e6d12d156b..ca8359481c48 100644 --- a/drivers/staging/silicom/Makefile +++ b/drivers/staging/silicom/Makefile @@ -4,6 +4,3 @@ obj-$(CONFIG_BPCTL) += bpctl_mod.o obj-$(CONFIG_SBYPASS) += bypasslib/ - - -bpctl_mod-objs := bp_mod.o bp_proc.o diff --git a/drivers/staging/silicom/bp_proc.c b/drivers/staging/silicom/bp_proc.c deleted file mode 100644 index a01ca97b7665..000000000000 --- a/drivers/staging/silicom/bp_proc.c +++ /dev/null @@ -1,1327 +0,0 @@ -/******************************************************************************/ -/* */ -/* Copyright (c) 2004-2006 Silicom, Ltd */ -/* All rights reserved. */ -/* */ -/* This program is free software; you can redistribute it and/or modify */ -/* it under the terms of the GNU General Public License as published by */ -/* the Free Software Foundation, located in the file LICENSE. */ -/* */ -/* */ -/******************************************************************************/ - -#if defined(CONFIG_SMP) && !defined(__SMP__) -#define __SMP__ -#endif - -#include <linux/proc_fs.h> -#include <linux/netdevice.h> -#include <asm/uaccess.h> -/* #include <linux/smp_lock.h> */ -#include "bp_mod.h" - -#define BP_PROC_DIR "bypass" -/* #define BYPASS_SUPPORT "bypass" */ - -#ifdef BYPASS_SUPPORT - -#define GPIO6_SET_ENTRY_SD "gpio6_set" -#define GPIO6_CLEAR_ENTRY_SD "gpio6_clear" - -#define GPIO7_SET_ENTRY_SD "gpio7_set" -#define GPIO7_CLEAR_ENTRY_SD "gpio7_clear" - -#define PULSE_SET_ENTRY_SD "pulse_set" -#define ZERO_SET_ENTRY_SD "zero_set" -#define PULSE_GET1_ENTRY_SD "pulse_get1" -#define PULSE_GET2_ENTRY_SD "pulse_get2" - -#define CMND_ON_ENTRY_SD "cmnd_on" -#define CMND_OFF_ENTRY_SD "cmnd_off" -#define RESET_CONT_ENTRY_SD "reset_cont" - - /*COMMANDS*/ -#define BYPASS_INFO_ENTRY_SD "bypass_info" -#define BYPASS_SLAVE_ENTRY_SD "bypass_slave" -#define BYPASS_CAPS_ENTRY_SD "bypass_caps" -#define WD_SET_CAPS_ENTRY_SD "wd_set_caps" -#define BYPASS_ENTRY_SD "bypass" -#define BYPASS_CHANGE_ENTRY_SD "bypass_change" -#define BYPASS_WD_ENTRY_SD "bypass_wd" -#define WD_EXPIRE_TIME_ENTRY_SD "wd_expire_time" -#define RESET_BYPASS_WD_ENTRY_SD "reset_bypass_wd" -#define DIS_BYPASS_ENTRY_SD "dis_bypass" -#define BYPASS_PWUP_ENTRY_SD "bypass_pwup" -#define BYPASS_PWOFF_ENTRY_SD "bypass_pwoff" -#define STD_NIC_ENTRY_SD "std_nic" -#define STD_NIC_ENTRY_SD "std_nic" -#define TAP_ENTRY_SD "tap" -#define TAP_CHANGE_ENTRY_SD "tap_change" -#define DIS_TAP_ENTRY_SD "dis_tap" -#define TAP_PWUP_ENTRY_SD "tap_pwup" -#define TWO_PORT_LINK_ENTRY_SD "two_port_link" -#define WD_EXP_MODE_ENTRY_SD "wd_exp_mode" -#define WD_AUTORESET_ENTRY_SD "wd_autoreset" -#define TPL_ENTRY_SD "tpl" -#define WAIT_AT_PWUP_ENTRY_SD "wait_at_pwup" -#define HW_RESET_ENTRY_SD "hw_reset" -#define DISC_ENTRY_SD "disc" -#define DISC_CHANGE_ENTRY_SD "disc_change" -#define DIS_DISC_ENTRY_SD "dis_disc" -#define DISC_PWUP_ENTRY_SD "disc_pwup" - -static struct proc_dir_entry *bp_procfs_dir; - -static struct proc_dir_entry *proc_getdir(char *name, - struct proc_dir_entry *proc_dir) -{ - struct proc_dir_entry *pde = proc_dir; - for (pde = pde->subdir; pde; pde = pde->next) { - if (pde->namelen && (strcmp(name, pde->name) == 0)) { - /* directory exists */ - break; - } - } - if (pde == (struct proc_dir_entry *)0) { - /* create the directory */ - pde = create_proc_entry(name, S_IFDIR, proc_dir); - if (pde == (struct proc_dir_entry *)0) - return pde; - } - return pde; -} - -int -bypass_proc_create_entry_sd(struct pfs_unit *pfs_unit_curr, - char *proc_name, - write_proc_t *write_proc, - read_proc_t *read_proc, - struct proc_dir_entry *parent_pfs, void *data) -{ - strcpy(pfs_unit_curr->proc_name, proc_name); - pfs_unit_curr->proc_entry = create_proc_entry(pfs_unit_curr->proc_name, - S_IFREG | S_IRUSR | - S_IWUSR | S_IRGRP | - S_IROTH, parent_pfs); - if (pfs_unit_curr->proc_entry == 0) - return -1; - - pfs_unit_curr->proc_entry->read_proc = read_proc; - pfs_unit_curr->proc_entry->write_proc = write_proc; - pfs_unit_curr->proc_entry->data = data; - - return 0; - -} - -int -get_bypass_info_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - int len = 0; - - len += sprintf(page, "Name\t\t\t%s\n", pbp_device_block->bp_name); - len += - sprintf(page + len, "Firmware version\t0x%x\n", - pbp_device_block->bp_fw_ver); - - *eof = 1; - return len; -} - -int -get_bypass_slave_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - struct pci_dev *pci_slave_dev = pbp_device_block->bp_slave; - struct net_device *net_slave_dev; - int len = 0; - - if (is_bypass_fn(pbp_device_block)) { - net_slave_dev = pci_get_drvdata(pci_slave_dev); - if (net_slave_dev) - len = sprintf(page, "%s\n", net_slave_dev->name); - else - len = sprintf(page, "fail\n"); - } else - len = sprintf(page, "fail\n"); - - *eof = 1; - return len; -} - -int -get_bypass_caps_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_bypass_caps_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "-1\n"); - else - len = sprintf(page, "0x%x\n", ret); - *eof = 1; - return len; - -} - -int -get_wd_set_caps_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_wd_set_caps_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "-1\n"); - else - len = sprintf(page, "0x%x\n", ret); - *eof = 1; - return len; -} - -int -set_bypass_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int bypass_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) - return -1; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - bypass_param = 1; - else if (strcmp(kbuf, "off") == 0) - bypass_param = 0; - - set_bypass_fn(pbp_device_block, bypass_param); - - return count; -} - -int -set_tap_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) - return -1; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_tap_fn(pbp_device_block, tap_param); - - return count; -} - -int -set_disc_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) - return -1; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_disc_fn(pbp_device_block, tap_param); - - return count; -} - -int -get_bypass_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_bypass_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 1) - len = sprintf(page, "on\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - - *eof = 1; - return len; -} - -int -get_tap_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_tap_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 1) - len = sprintf(page, "on\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - - *eof = 1; - return len; -} - -int -get_disc_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_disc_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 1) - len = sprintf(page, "on\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - - *eof = 1; - return len; -} - -int -get_bypass_change_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_bypass_change_fn(pbp_device_block); - if (ret == 1) - len = sprintf(page, "on\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "fail\n"); - - *eof = 1; - return len; -} - -int -get_tap_change_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_tap_change_fn(pbp_device_block); - if (ret == 1) - len = sprintf(page, "on\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "fail\n"); - - *eof = 1; - return len; -} - -int -get_disc_change_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_disc_change_fn(pbp_device_block); - if (ret == 1) - len = sprintf(page, "on\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "fail\n"); - - *eof = 1; - return len; -} - -int -set_bypass_wd_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - unsigned int timeout = 0; - char *timeout_ptr = kbuf; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - timeout_ptr = kbuf; - timeout = atoi(&timeout_ptr); - - set_bypass_wd_fn(pbp_device_block, timeout); - - return count; -} - -int -get_bypass_wd_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0, timeout = 0; - - ret = get_bypass_wd_fn(pbp_device_block, &timeout); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (timeout == -1) - len = sprintf(page, "unknown\n"); - else if (timeout == 0) - len = sprintf(page, "disable\n"); - else - len = sprintf(page, "%d\n", timeout); - - *eof = 1; - return len; -} - -int -get_wd_expire_time_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0, timeout = 0; - - ret = get_wd_expire_time_fn(pbp_device_block, &timeout); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (timeout == -1) - len = sprintf(page, "expire\n"); - else if (timeout == 0) - len = sprintf(page, "disable\n"); - - else - len = sprintf(page, "%d\n", timeout); - *eof = 1; - return len; -} - -int -get_tpl_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_tpl_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 1) - len = sprintf(page, "on\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - - *eof = 1; - return len; -} - -#ifdef PMC_FIX_FLAG -int -get_wait_at_pwup_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_bp_wait_at_pwup_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 1) - len = sprintf(page, "on\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - - *eof = 1; - return len; -} - -int -get_hw_reset_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_bp_hw_reset_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 1) - len = sprintf(page, "on\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - - *eof = 1; - return len; -} - -#endif /*PMC_WAIT_FLAG */ - -int -reset_bypass_wd_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = reset_bypass_wd_timer_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 0) - len = sprintf(page, "disable\n"); - else if (ret == 1) - len = sprintf(page, "success\n"); - - *eof = 1; - return len; -} - -int -set_dis_bypass_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int bypass_param = 0, length = 0; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - bypass_param = 1; - else if (strcmp(kbuf, "off") == 0) - bypass_param = 0; - - set_dis_bypass_fn(pbp_device_block, bypass_param); - - return count; -} - -int -set_dis_tap_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_dis_tap_fn(pbp_device_block, tap_param); - - return count; -} - -int -set_dis_disc_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_dis_disc_fn(pbp_device_block, tap_param); - - return count; -} - -int -get_dis_bypass_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_dis_bypass_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; -} - -int -get_dis_tap_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_dis_tap_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; -} - -int -get_dis_disc_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_dis_disc_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; -} - -int -set_bypass_pwup_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int bypass_param = 0, length = 0; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - bypass_param = 1; - else if (strcmp(kbuf, "off") == 0) - bypass_param = 0; - - set_bypass_pwup_fn(pbp_device_block, bypass_param); - - return count; -} - -int -set_bypass_pwoff_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int bypass_param = 0, length = 0; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - bypass_param = 1; - else if (strcmp(kbuf, "off") == 0) - bypass_param = 0; - - set_bypass_pwoff_fn(pbp_device_block, bypass_param); - - return count; -} - -int -set_tap_pwup_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_tap_pwup_fn(pbp_device_block, tap_param); - - return count; -} - -int -set_disc_pwup_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_disc_pwup_fn(pbp_device_block, tap_param); - - return count; -} - -int -get_bypass_pwup_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_bypass_pwup_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; -} - -int -get_bypass_pwoff_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_bypass_pwoff_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; -} - -int -get_tap_pwup_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_tap_pwup_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; -} - -int -get_disc_pwup_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_disc_pwup_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; -} - -int -set_std_nic_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int bypass_param = 0, length = 0; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - bypass_param = 1; - else if (strcmp(kbuf, "off") == 0) - bypass_param = 0; - - set_std_nic_fn(pbp_device_block, bypass_param); - - return count; -} - -int -get_std_nic_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_std_nic_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; -} - -int -get_wd_exp_mode_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_wd_exp_mode_fn(pbp_device_block); - if (ret == 1) - len = sprintf(page, "tap\n"); - else if (ret == 0) - len = sprintf(page, "bypass\n"); - else if (ret == 2) - len = sprintf(page, "disc\n"); - - else - len = sprintf(page, "fail\n"); - - *eof = 1; - return len; -} - -int -set_wd_exp_mode_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int bypass_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) - return -1; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "tap") == 0) - bypass_param = 1; - else if (strcmp(kbuf, "bypass") == 0) - bypass_param = 0; - else if (strcmp(kbuf, "disc") == 0) - bypass_param = 2; - - set_wd_exp_mode_fn(pbp_device_block, bypass_param); - - return count; -} - -int -get_wd_autoreset_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_wd_autoreset_fn(pbp_device_block); - if (ret >= 0) - len = sprintf(page, "%d\n", ret); - else - len = sprintf(page, "fail\n"); - - *eof = 1; - return len; -} - -int -set_wd_autoreset_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - u32 timeout = 0; - char *timeout_ptr = kbuf; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - timeout_ptr = kbuf; - timeout = atoi(&timeout_ptr); - - set_wd_autoreset_fn(pbp_device_block, timeout); - - return count; -} - -int -set_tpl_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tpl_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) - return -1; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tpl_param = 1; - else if (strcmp(kbuf, "off") == 0) - tpl_param = 0; - - set_tpl_fn(pbp_device_block, tpl_param); - - return count; -} - -#ifdef PMC_FIX_FLAG -int -set_wait_at_pwup_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tpl_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) - return -1; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tpl_param = 1; - else if (strcmp(kbuf, "off") == 0) - tpl_param = 0; - - set_bp_wait_at_pwup_fn(pbp_device_block, tpl_param); - - return count; -} - -int -set_hw_reset_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tpl_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) - return -1; - - if (copy_from_user(&kbuf, buffer, count)) - return -1; - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tpl_param = 1; - else if (strcmp(kbuf, "off") == 0) - tpl_param = 0; - - set_bp_hw_reset_fn(pbp_device_block, tpl_param); - - return count; -} - -#endif /*PMC_FIX_FLAG */ - -int bypass_proc_create_dev_sd(bpctl_dev_t *pbp_device_block) -{ - struct bypass_pfs_sd *current_pfs = &(pbp_device_block->bypass_pfs_set); - static struct proc_dir_entry *procfs_dir; - int ret = 0; - - sprintf(current_pfs->dir_name, "bypass_%s", dev->name); - - if (!bp_procfs_dir) - return -1; - - /* create device proc dir */ - procfs_dir = proc_getdir(current_pfs->dir_name, bp_procfs_dir); - if (procfs_dir == 0) { - printk(KERN_DEBUG "Could not create procfs directory %s\n", - current_pfs->dir_name); - return -1; - } - current_pfs->bypass_entry = procfs_dir; - - if (bypass_proc_create_entry(&(current_pfs->bypass_info), BYPASS_INFO_ENTRY_SD, NULL, /* write */ - get_bypass_info_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (pbp_device_block->bp_caps & SW_CTL_CAP) { - - /* Create set param proc's */ - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_slave), BYPASS_SLAVE_ENTRY_SD, NULL, /* write */ - get_bypass_slave_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_caps), BYPASS_CAPS_ENTRY_SD, NULL, /* write */ - get_bypass_caps_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->wd_set_caps), WD_SET_CAPS_ENTRY_SD, NULL, /* write */ - get_wd_set_caps_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_wd), BYPASS_WD_ENTRY_SD, set_bypass_wd_pfs, /* write */ - get_bypass_wd_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->wd_expire_time), WD_EXPIRE_TIME_ENTRY_SD, NULL, /* write */ - get_wd_expire_time_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->reset_bypass_wd), RESET_BYPASS_WD_ENTRY_SD, NULL, /* write */ - reset_bypass_wd_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->std_nic), STD_NIC_ENTRY_SD, set_std_nic_pfs, /* write */ - get_std_nic_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (pbp_device_block->bp_caps & BP_CAP) { - if (bypass_proc_create_entry_sd(&(current_pfs->bypass), BYPASS_ENTRY_SD, set_bypass_pfs, /* write */ - get_bypass_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->dis_bypass), DIS_BYPASS_ENTRY_SD, set_dis_bypass_pfs, /* write */ - get_dis_bypass_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_pwup), BYPASS_PWUP_ENTRY_SD, set_bypass_pwup_pfs, /* write */ - get_bypass_pwup_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_pwoff), BYPASS_PWOFF_ENTRY_SD, set_bypass_pwoff_pfs, /* write */ - get_bypass_pwoff_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_change), BYPASS_CHANGE_ENTRY_SD, NULL, /* write */ - get_bypass_change_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - } - - if (pbp_device_block->bp_caps & TAP_CAP) { - - if (bypass_proc_create_entry_sd(&(current_pfs->tap), TAP_ENTRY_SD, set_tap_pfs, /* write */ - get_tap_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->dis_tap), DIS_TAP_ENTRY_SD, set_dis_tap_pfs, /* write */ - get_dis_tap_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->tap_pwup), TAP_PWUP_ENTRY_SD, set_tap_pwup_pfs, /* write */ - get_tap_pwup_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->tap_change), TAP_CHANGE_ENTRY_SD, NULL, /* write */ - get_tap_change_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - } - if (pbp_device_block->bp_caps & DISC_CAP) { - - if (bypass_proc_create_entry_sd(&(current_pfs->tap), DISC_ENTRY_SD, set_disc_pfs, /* write */ - get_disc_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; -#if 1 - - if (bypass_proc_create_entry_sd(&(current_pfs->dis_tap), DIS_DISC_ENTRY_SD, set_dis_disc_pfs, /* write */ - get_dis_disc_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; -#endif - - if (bypass_proc_create_entry_sd(&(current_pfs->tap_pwup), DISC_PWUP_ENTRY_SD, set_disc_pwup_pfs, /* write */ - get_disc_pwup_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->tap_change), DISC_CHANGE_ENTRY_SD, NULL, /* write */ - get_disc_change_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - } - - if (bypass_proc_create_entry_sd(&(current_pfs->wd_exp_mode), WD_EXP_MODE_ENTRY_SD, set_wd_exp_mode_pfs, /* write */ - get_wd_exp_mode_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->wd_autoreset), WD_AUTORESET_ENTRY_SD, set_wd_autoreset_pfs, /* write */ - get_wd_autoreset_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - if (bypass_proc_create_entry_sd(&(current_pfs->tpl), TPL_ENTRY_SD, set_tpl_pfs, /* write */ - get_tpl_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; -#ifdef PMC_FIX_FLAG - if (bypass_proc_create_entry_sd(&(current_pfs->tpl), WAIT_AT_PWUP_ENTRY_SD, set_wait_at_pwup_pfs, /* write */ - get_wait_at_pwup_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - if (bypass_proc_create_entry_sd(&(current_pfs->tpl), HW_RESET_ENTRY_SD, set_hw_reset_pfs, /* write */ - get_hw_reset_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - -#endif - - } - if (ret < 0) - printk(KERN_DEBUG "Create proc entry failed\n"); - - return ret; -} - -int bypass_proc_remove_dev_sd(bpctl_dev_t *pbp_device_block) -{ - - struct bypass_pfs_sd *current_pfs = &pbp_device_block->bypass_pfs_set; - struct proc_dir_entry *pde = current_pfs->bypass_entry, *pde_curr = - NULL; - char name[256]; - - for (pde = pde->subdir; pde;) { - strcpy(name, pde->name); - pde_curr = pde; - pde = pde->next; - remove_proc_entry(name, current_pfs->bypass_entry); - } - if (!pde) - remove_proc_entry(current_pfs->dir_name, bp_procfs_dir); - - return 0; -} - -#endif /* BYPASS_SUPPORT */ diff --git a/drivers/staging/silicom/bp_mod.c b/drivers/staging/silicom/bpctl_mod.c index 58c5f5cf4cec..3117559c041b 100644 --- a/drivers/staging/silicom/bp_mod.c +++ b/drivers/staging/silicom/bpctl_mod.c @@ -35,7 +35,6 @@ #define BP_MOD_DESCR "Silicom Bypass-SD Control driver" #define BP_SYNC_FLAG 1 -static int Device_Open = 0; static int major_num = 0; MODULE_AUTHOR("Anna Lukin, annal@silicom.co.il"); @@ -60,35 +59,9 @@ typedef enum { bp_none, } bp_media_type; -struct pfs_unit_sd { - struct proc_dir_entry *proc_entry; - char proc_name[32]; -}; - struct bypass_pfs_sd { char dir_name[32]; struct proc_dir_entry *bypass_entry; - struct pfs_unit_sd bypass_info; - struct pfs_unit_sd bypass_slave; - struct pfs_unit_sd bypass_caps; - struct pfs_unit_sd wd_set_caps; - struct pfs_unit_sd bypass; - struct pfs_unit_sd bypass_change; - struct pfs_unit_sd bypass_wd; - struct pfs_unit_sd wd_expire_time; - struct pfs_unit_sd reset_bypass_wd; - struct pfs_unit_sd dis_bypass; - struct pfs_unit_sd bypass_pwup; - struct pfs_unit_sd bypass_pwoff; - struct pfs_unit_sd std_nic; - struct pfs_unit_sd tap; - struct pfs_unit_sd dis_tap; - struct pfs_unit_sd tap_pwup; - struct pfs_unit_sd tap_change; - struct pfs_unit_sd wd_exp_mode; - struct pfs_unit_sd wd_autoreset; - struct pfs_unit_sd tpl; - }; typedef struct _bpctl_dev { @@ -315,27 +288,6 @@ static struct notifier_block bp_notifier_block = { .notifier_call = bp_device_event, }; -static int device_open(struct inode *inode, struct file *file) -{ -#ifdef DEBUG - printk("device_open(%p)\n", file); -#endif - Device_Open++; -/* -* Initialize the message -*/ - return SUCCESS; -} - -static int device_release(struct inode *inode, struct file *file) -{ -#ifdef DEBUG - printk("device_release(%p,%p)\n", inode, file); -#endif - Device_Open--; - return SUCCESS; -} - int is_bypass_fn(bpctl_dev_t *pbpctl_dev); int wdt_time_left(bpctl_dev_t *pbpctl_dev); @@ -1728,62 +1680,33 @@ int gpio6_clear_fn(bpctl_dev_t *pbpctl_dev) } #endif /*BYPASS_DEBUG */ -static bpctl_dev_t *get_status_port_fn(bpctl_dev_t *pbpctl_dev) +static bpctl_dev_t *lookup_port(bpctl_dev_t *dev) { - int idx_dev = 0; - - if (pbpctl_dev == NULL) - return NULL; - - if ((pbpctl_dev->func == 0) || (pbpctl_dev->func == 2)) { - for (idx_dev = 0; - ((bpctl_dev_arr[idx_dev].pdev != NULL) - && (idx_dev < device_num)); idx_dev++) { - if ((bpctl_dev_arr[idx_dev].bus == pbpctl_dev->bus) - && (bpctl_dev_arr[idx_dev].slot == pbpctl_dev->slot) - && ((bpctl_dev_arr[idx_dev].func == 1) - && (pbpctl_dev->func == 0))) { - - return &(bpctl_dev_arr[idx_dev]); - } - if ((bpctl_dev_arr[idx_dev].bus == pbpctl_dev->bus) && - (bpctl_dev_arr[idx_dev].slot == pbpctl_dev->slot) && - ((bpctl_dev_arr[idx_dev].func == 3) - && (pbpctl_dev->func == 2))) { + bpctl_dev_t *p; + int n; + for (n = 0, p = bpctl_dev_arr; n < device_num && p->pdev; n++) { + if (p->bus == dev->bus + && p->slot == dev->slot + && p->func == (dev->func ^ 1)) + return p; + } + return NULL; +} - return &(bpctl_dev_arr[idx_dev]); - } - } +static bpctl_dev_t *get_status_port_fn(bpctl_dev_t *pbpctl_dev) +{ + if (pbpctl_dev) { + if (pbpctl_dev->func == 0 || pbpctl_dev->func == 2) + return lookup_port(pbpctl_dev); } return NULL; } static bpctl_dev_t *get_master_port_fn(bpctl_dev_t *pbpctl_dev) { - int idx_dev = 0; - - if (pbpctl_dev == NULL) - return NULL; - - if ((pbpctl_dev->func == 1) || (pbpctl_dev->func == 3)) { - for (idx_dev = 0; - ((bpctl_dev_arr[idx_dev].pdev != NULL) - && (idx_dev < device_num)); idx_dev++) { - if ((bpctl_dev_arr[idx_dev].bus == pbpctl_dev->bus) - && (bpctl_dev_arr[idx_dev].slot == pbpctl_dev->slot) - && ((bpctl_dev_arr[idx_dev].func == 0) - && (pbpctl_dev->func == 1))) { - - return &(bpctl_dev_arr[idx_dev]); - } - if ((bpctl_dev_arr[idx_dev].bus == pbpctl_dev->bus) && - (bpctl_dev_arr[idx_dev].slot == pbpctl_dev->slot) && - ((bpctl_dev_arr[idx_dev].func == 2) - && (pbpctl_dev->func == 3))) { - - return &(bpctl_dev_arr[idx_dev]); - } - } + if (pbpctl_dev) { + if (pbpctl_dev->func == 1 || pbpctl_dev->func == 3) + return lookup_port(pbpctl_dev); } return NULL; } @@ -5858,11 +5781,9 @@ static long device_ioctl(struct file *file, /* see include/linux/fs.h */ return ret; } -struct file_operations Fops = { +static const struct file_operations Fops = { .owner = THIS_MODULE, .unlocked_ioctl = device_ioctl, - .open = device_open, - .release = device_release, /* a.k.a. close */ }; #ifndef PCI_DEVICE @@ -6686,6 +6607,118 @@ static bpmod_info_t tx_ctl_pci_tbl[] = { {0,} }; +static void find_fw(bpctl_dev_t *dev) +{ + unsigned long mmio_start, mmio_len; + struct pci_dev *pdev1 = dev->pdev; + + if ((OLD_IF_SERIES(dev->subdevice)) || + (INTEL_IF_SERIES(dev->subdevice))) + dev->bp_fw_ver = 0xff; + else + dev->bp_fw_ver = bypass_fw_ver(dev); + + if (dev->bp_10gb == 1 && dev->bp_fw_ver == 0xff) { + int cnt = 100; + while (cnt--) { + iounmap((void *)dev->mem_map); + mmio_start = pci_resource_start(pdev1, 0); + mmio_len = pci_resource_len(pdev1, 0); + + dev->mem_map = (unsigned long) + ioremap(mmio_start, mmio_len); + + dev->bp_fw_ver = bypass_fw_ver(dev); + if (dev-> bp_fw_ver == 0xa8) + break; + } + } + /* dev->bp_fw_ver=0xa8; */ + printk("firmware version: 0x%x\n", dev->bp_fw_ver); +} + +static int init_one(bpctl_dev_t *dev, bpmod_info_t *info, struct pci_dev *pdev1) +{ + unsigned long mmio_start, mmio_len; + + dev->pdev = pdev1; + mmio_start = pci_resource_start(pdev1, 0); + mmio_len = pci_resource_len(pdev1, 0); + + dev->desc = dev_desc[info->index].name; + dev->name = info->bp_name; + dev->device = info->device; + dev->vendor = info->vendor; + dev->subdevice = info->subdevice; + dev->subvendor = info->subvendor; + dev->func = PCI_FUNC(pdev1->devfn); + dev->slot = PCI_SLOT(pdev1->devfn); + dev->bus = pdev1->bus->number; + dev->mem_map = (unsigned long)ioremap(mmio_start, mmio_len); +#ifdef BP_SYNC_FLAG + spin_lock_init(&dev->bypass_wr_lock); +#endif + if (BP10G9_IF_SERIES(dev->subdevice)) + dev->bp_10g9 = 1; + if (BP10G_IF_SERIES(dev->subdevice)) + dev->bp_10g = 1; + if (PEG540_IF_SERIES(dev->subdevice)) + dev->bp_540 = 1; + if (PEGF5_IF_SERIES(dev->subdevice)) + dev->bp_fiber5 = 1; + if (PEG80_IF_SERIES(dev->subdevice)) + dev->bp_i80 = 1; + if (PEGF80_IF_SERIES(dev->subdevice)) + dev->bp_i80 = 1; + if ((dev->subdevice & 0xa00) == 0xa00) + dev->bp_i80 = 1; + if (BP10GB_IF_SERIES(dev->subdevice)) { + if (dev->ifindex == 0) { + unregister_chrdev(major_num, DEVICE_NAME); + printk("Please load network driver for %s adapter!\n", + dev->name); + return -1; + } + + if (dev->ndev && !(dev->ndev->flags & IFF_UP)) { + unregister_chrdev(major_num, DEVICE_NAME); + printk("Please bring up network interfaces for %s adapter!\n", + dev->name); + return -1; + } + dev->bp_10gb = 1; + } + + if (!dev->bp_10g9) { + if (is_bypass_fn(dev)) { + printk(KERN_INFO "%s found, ", + dev->name); + find_fw(dev); + } + dev->wdt_status = WDT_STATUS_UNKNOWN; + dev->reset_time = 0; + atomic_set(&dev->wdt_busy, 0); + dev->bp_status_un = 1; + + bypass_caps_init(dev); + + init_bypass_wd_auto(dev); + init_bypass_tpl_auto(dev); + if (NOKIA_SERIES(dev->subdevice)) + reset_cont(dev); + } +#ifdef BP_SELF_TEST + if ((dev->bp_tx_data = kzalloc(BPTEST_DATA_LEN, GFP_KERNEL))) { + memset(dev->bp_tx_data, 0xff, 6); + memset(dev->bp_tx_data + 6, 0x0, 1); + memset(dev->bp_tx_data + 7, 0xaa, 5); + *(__be16 *)(dev->bp_tx_data + 12) = htons(ETH_P_BPTEST); + } else + printk("bp_ctl: Memory allocation error!\n"); +#endif + return 0; +} + /* * Initialize the module - Register the character device */ @@ -6694,7 +6727,7 @@ static int __init bypass_init_module(void) { int ret_val, idx, idx_dev = 0; struct pci_dev *pdev1 = NULL; - unsigned long mmio_start, mmio_len; + bpctl_dev_t *dev; printk(BP_MOD_DESCR " v" BP_MOD_VER "\n"); ret_val = register_chrdev(major_num, DEVICE_NAME, &Fops); @@ -6729,181 +6762,16 @@ static int __init bypass_init_module(void) memset(bpctl_dev_arr, 0, ((device_num) * sizeof(bpctl_dev_t))); pdev1 = NULL; + dev = bpctl_dev_arr; for (idx = 0; tx_ctl_pci_tbl[idx].vendor; idx++) { while ((pdev1 = pci_get_subsys(tx_ctl_pci_tbl[idx].vendor, tx_ctl_pci_tbl[idx].device, tx_ctl_pci_tbl[idx].subvendor, tx_ctl_pci_tbl[idx].subdevice, pdev1))) { - bpctl_dev_arr[idx_dev].pdev = pdev1; - - mmio_start = pci_resource_start(pdev1, 0); - mmio_len = pci_resource_len(pdev1, 0); - - bpctl_dev_arr[idx_dev].desc = - dev_desc[tx_ctl_pci_tbl[idx].index].name; - bpctl_dev_arr[idx_dev].name = - tx_ctl_pci_tbl[idx].bp_name; - bpctl_dev_arr[idx_dev].device = - tx_ctl_pci_tbl[idx].device; - bpctl_dev_arr[idx_dev].vendor = - tx_ctl_pci_tbl[idx].vendor; - bpctl_dev_arr[idx_dev].subdevice = - tx_ctl_pci_tbl[idx].subdevice; - bpctl_dev_arr[idx_dev].subvendor = - tx_ctl_pci_tbl[idx].subvendor; - /* bpctl_dev_arr[idx_dev].pdev=pdev1; */ - bpctl_dev_arr[idx_dev].func = PCI_FUNC(pdev1->devfn); - bpctl_dev_arr[idx_dev].slot = PCI_SLOT(pdev1->devfn); - bpctl_dev_arr[idx_dev].bus = pdev1->bus->number; - bpctl_dev_arr[idx_dev].mem_map = - (unsigned long)ioremap(mmio_start, mmio_len); -#ifdef BP_SYNC_FLAG - spin_lock_init(&bpctl_dev_arr[idx_dev].bypass_wr_lock); -#endif - if (BP10G9_IF_SERIES(bpctl_dev_arr[idx_dev].subdevice)) - bpctl_dev_arr[idx_dev].bp_10g9 = 1; - if (BP10G_IF_SERIES(bpctl_dev_arr[idx_dev].subdevice)) - bpctl_dev_arr[idx_dev].bp_10g = 1; - if (PEG540_IF_SERIES(bpctl_dev_arr[idx_dev].subdevice)) { - - bpctl_dev_arr[idx_dev].bp_540 = 1; - } - if (PEGF5_IF_SERIES(bpctl_dev_arr[idx_dev].subdevice)) - bpctl_dev_arr[idx_dev].bp_fiber5 = 1; - if (PEG80_IF_SERIES(bpctl_dev_arr[idx_dev].subdevice)) - bpctl_dev_arr[idx_dev].bp_i80 = 1; - if (PEGF80_IF_SERIES(bpctl_dev_arr[idx_dev].subdevice)) - bpctl_dev_arr[idx_dev].bp_i80 = 1; - if ((bpctl_dev_arr[idx_dev].subdevice & 0xa00) == 0xa00) - bpctl_dev_arr[idx_dev].bp_i80 = 1; - if (BP10GB_IF_SERIES(bpctl_dev_arr[idx_dev].subdevice)) { - if (bpctl_dev_arr[idx_dev].ifindex == 0) { - unregister_chrdev(major_num, - DEVICE_NAME); - printk - ("Please load network driver for %s adapter!\n", - bpctl_dev_arr[idx_dev].name); - return -1; - } - - if (bpctl_dev_arr[idx_dev].ndev) { - if (! - (bpctl_dev_arr[idx_dev].ndev-> - flags & IFF_UP)) { - if (! - (bpctl_dev_arr[idx_dev]. - ndev->flags & IFF_UP)) { - unregister_chrdev - (major_num, - DEVICE_NAME); - printk - ("Please bring up network interfaces for %s adapter!\n", - bpctl_dev_arr - [idx_dev].name); - return -1; - } - - } - } - bpctl_dev_arr[idx_dev].bp_10gb = 1; - } - - if (!bpctl_dev_arr[idx_dev].bp_10g9) { - - if (is_bypass_fn(&bpctl_dev_arr[idx_dev])) { - printk(KERN_INFO "%s found, ", - bpctl_dev_arr[idx_dev].name); - if ((OLD_IF_SERIES - (bpctl_dev_arr[idx_dev].subdevice)) - || - (INTEL_IF_SERIES - (bpctl_dev_arr[idx_dev]. - subdevice))) - bpctl_dev_arr[idx_dev]. - bp_fw_ver = 0xff; - else - bpctl_dev_arr[idx_dev]. - bp_fw_ver = - bypass_fw_ver(&bpctl_dev_arr - [idx_dev]); - if ((bpctl_dev_arr[idx_dev].bp_10gb == - 1) - && (bpctl_dev_arr[idx_dev]. - bp_fw_ver == 0xff)) { - int cnt = 100; - while (cnt--) { - iounmap((void - *) - (bpctl_dev_arr - [idx_dev]. - mem_map)); - mmio_start = - pci_resource_start - (pdev1, 0); - mmio_len = - pci_resource_len - (pdev1, 0); - - bpctl_dev_arr[idx_dev]. - mem_map = - (unsigned long) - ioremap(mmio_start, - mmio_len); - - bpctl_dev_arr[idx_dev]. - bp_fw_ver = - bypass_fw_ver - (&bpctl_dev_arr - [idx_dev]); - if (bpctl_dev_arr - [idx_dev]. - bp_fw_ver == 0xa8) - break; - - } - } - /* bpctl_dev_arr[idx_dev].bp_fw_ver=0xa8; */ - printk("firmware version: 0x%x\n", - bpctl_dev_arr[idx_dev]. - bp_fw_ver); - } - bpctl_dev_arr[idx_dev].wdt_status = - WDT_STATUS_UNKNOWN; - bpctl_dev_arr[idx_dev].reset_time = 0; - atomic_set(&bpctl_dev_arr[idx_dev].wdt_busy, 0); - bpctl_dev_arr[idx_dev].bp_status_un = 1; - - bypass_caps_init(&bpctl_dev_arr[idx_dev]); - - init_bypass_wd_auto(&bpctl_dev_arr[idx_dev]); - init_bypass_tpl_auto(&bpctl_dev_arr[idx_dev]); - if (NOKIA_SERIES - (bpctl_dev_arr[idx_dev].subdevice)) - reset_cont(&bpctl_dev_arr[idx_dev]); - } -#ifdef BP_SELF_TEST - if ((bpctl_dev_arr[idx_dev].bp_tx_data = - kmalloc(BPTEST_DATA_LEN, GFP_KERNEL))) { - - memset(bpctl_dev_arr[idx_dev].bp_tx_data, 0x0, - BPTEST_DATA_LEN); - - memset(bpctl_dev_arr[idx_dev].bp_tx_data, 0xff, - 6); - memset(bpctl_dev_arr[idx_dev].bp_tx_data + 6, - 0x0, 1); - memset(bpctl_dev_arr[idx_dev].bp_tx_data + 7, - 0xaa, 5); - - *(__be16 *) (bpctl_dev_arr[idx_dev].bp_tx_data + - 12) = htons(ETH_P_BPTEST); - - } else - printk("bp_ctl: Memory allocation error!\n"); -#endif - idx_dev++; - + if (init_one(dev, &tx_ctl_pci_tbl[idx], pdev1) < 0) + return -1; + dev++; } } if_scan_init(); @@ -6913,33 +6781,27 @@ static int __init bypass_init_module(void) { bpctl_dev_t *pbpctl_dev_c = NULL; - for (idx_dev = 0; - ((bpctl_dev_arr[idx_dev].pdev != NULL) - && (idx_dev < device_num)); idx_dev++) { - if (bpctl_dev_arr[idx_dev].bp_10g9) { - pbpctl_dev_c = - get_status_port_fn(&bpctl_dev_arr[idx_dev]); - if (is_bypass_fn(&bpctl_dev_arr[idx_dev])) { + for (idx_dev = 0, dev = bpctl_dev_arr; + idx_dev < device_num && dev->pdev; + idx_dev++, dev++) { + if (dev->bp_10g9) { + pbpctl_dev_c = get_status_port_fn(dev); + if (is_bypass_fn(dev)) { printk(KERN_INFO "%s found, ", - bpctl_dev_arr[idx_dev].name); - bpctl_dev_arr[idx_dev].bp_fw_ver = - bypass_fw_ver(&bpctl_dev_arr - [idx_dev]); + dev->name); + dev->bp_fw_ver = bypass_fw_ver(dev); printk("firmware version: 0x%x\n", - bpctl_dev_arr[idx_dev]. - bp_fw_ver); - + dev->bp_fw_ver); } - bpctl_dev_arr[idx_dev].wdt_status = - WDT_STATUS_UNKNOWN; - bpctl_dev_arr[idx_dev].reset_time = 0; - atomic_set(&bpctl_dev_arr[idx_dev].wdt_busy, 0); - bpctl_dev_arr[idx_dev].bp_status_un = 1; + dev->wdt_status = WDT_STATUS_UNKNOWN; + dev->reset_time = 0; + atomic_set(&dev->wdt_busy, 0); + dev->bp_status_un = 1; - bypass_caps_init(&bpctl_dev_arr[idx_dev]); + bypass_caps_init(dev); - init_bypass_wd_auto(&bpctl_dev_arr[idx_dev]); - init_bypass_tpl_auto(&bpctl_dev_arr[idx_dev]); + init_bypass_wd_auto(dev); + init_bypass_tpl_auto(dev); } @@ -7338,78 +7200,11 @@ EXPORT_SYMBOL_NOVERS(bp_if_scan_sd); #define BP_PROC_DIR "bypass" -#define GPIO6_SET_ENTRY_SD "gpio6_set" -#define GPIO6_CLEAR_ENTRY_SD "gpio6_clear" - -#define GPIO7_SET_ENTRY_SD "gpio7_set" -#define GPIO7_CLEAR_ENTRY_SD "gpio7_clear" - -#define PULSE_SET_ENTRY_SD "pulse_set" -#define ZERO_SET_ENTRY_SD "zero_set" -#define PULSE_GET1_ENTRY_SD "pulse_get1" -#define PULSE_GET2_ENTRY_SD "pulse_get2" - -#define CMND_ON_ENTRY_SD "cmnd_on" -#define CMND_OFF_ENTRY_SD "cmnd_off" -#define RESET_CONT_ENTRY_SD "reset_cont" - - /*COMMANDS*/ -#define BYPASS_INFO_ENTRY_SD "bypass_info" -#define BYPASS_SLAVE_ENTRY_SD "bypass_slave" -#define BYPASS_CAPS_ENTRY_SD "bypass_caps" -#define WD_SET_CAPS_ENTRY_SD "wd_set_caps" -#define BYPASS_ENTRY_SD "bypass" -#define BYPASS_CHANGE_ENTRY_SD "bypass_change" -#define BYPASS_WD_ENTRY_SD "bypass_wd" -#define WD_EXPIRE_TIME_ENTRY_SD "wd_expire_time" -#define RESET_BYPASS_WD_ENTRY_SD "reset_bypass_wd" -#define DIS_BYPASS_ENTRY_SD "dis_bypass" -#define BYPASS_PWUP_ENTRY_SD "bypass_pwup" -#define BYPASS_PWOFF_ENTRY_SD "bypass_pwoff" -#define STD_NIC_ENTRY_SD "std_nic" -#define STD_NIC_ENTRY_SD "std_nic" -#define TAP_ENTRY_SD "tap" -#define TAP_CHANGE_ENTRY_SD "tap_change" -#define DIS_TAP_ENTRY_SD "dis_tap" -#define TAP_PWUP_ENTRY_SD "tap_pwup" -#define TWO_PORT_LINK_ENTRY_SD "two_port_link" -#define WD_EXP_MODE_ENTRY_SD "wd_exp_mode" -#define WD_AUTORESET_ENTRY_SD "wd_autoreset" -#define TPL_ENTRY_SD "tpl" -#define WAIT_AT_PWUP_ENTRY_SD "wait_at_pwup" -#define HW_RESET_ENTRY_SD "hw_reset" -#define DISC_ENTRY_SD "disc" -#define DISC_CHANGE_ENTRY_SD "disc_change" -#define DIS_DISC_ENTRY_SD "dis_disc" -#define DISC_PWUP_ENTRY_SD "disc_pwup" static struct proc_dir_entry *bp_procfs_dir; -static struct proc_dir_entry *proc_getdir(char *name, - struct proc_dir_entry *proc_dir) -{ - struct proc_dir_entry *pde = proc_dir; - - for (pde = pde->subdir; pde; pde = pde->next) { - if (pde->namelen && (strcmp(name, pde->name) == 0)) { - /* directory exists */ - break; - } - } - if (pde == (struct proc_dir_entry *)0) { - /* create the directory */ - pde = proc_mkdir(name, proc_dir); - if (pde == (struct proc_dir_entry *)0) { - - return pde; - } - } - - return pde; -} - int bp_proc_create(void) { - bp_procfs_dir = proc_getdir(BP_PROC_DIR, init_net.proc_net); + bp_procfs_dir = proc_mkdir(BP_PROC_DIR, init_net.proc_net); if (bp_procfs_dir == (struct proc_dir_entry *)0) { printk(KERN_DEBUG "Could not create procfs nicinfo directory %s\n", @@ -7419,144 +7214,99 @@ int bp_proc_create(void) return 0; } -int -bypass_proc_create_entry_sd(struct pfs_unit_sd *pfs_unit_curr, - char *proc_name, - write_proc_t *write_proc, - read_proc_t *read_proc, - struct proc_dir_entry *parent_pfs, void *data) +static int procfs_add(char *proc_name, const struct file_operations *fops, + bpctl_dev_t *dev) { - strcpy(pfs_unit_curr->proc_name, proc_name); - pfs_unit_curr->proc_entry = create_proc_entry(pfs_unit_curr->proc_name, - S_IFREG | S_IRUSR | - S_IWUSR | S_IRGRP | - S_IROTH, parent_pfs); - if (pfs_unit_curr->proc_entry == NULL) + struct bypass_pfs_sd *pfs = &dev->bypass_pfs_set; + if (!proc_create_data(proc_name, 0644, pfs->bypass_entry, fops, dev)) return -1; - - pfs_unit_curr->proc_entry->read_proc = read_proc; - pfs_unit_curr->proc_entry->write_proc = write_proc; - pfs_unit_curr->proc_entry->data = data; - return 0; - } -int -get_bypass_info_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - int len = 0; - - len += sprintf(page, "Name\t\t\t%s\n", pbp_device_block->name); - len += - sprintf(page + len, "Firmware version\t0x%x\n", - pbp_device_block->bp_fw_ver); +#define RO_FOPS(name) \ +static int name##_open(struct inode *inode, struct file *file) \ +{ \ + return single_open(file, show_##name, PDE_DATA(inode));\ +} \ +static const struct file_operations name##_ops = { \ + .open = name##_open, \ + .read = seq_read, \ + .llseek = seq_lseek, \ + .release = single_release, \ +}; - *eof = 1; - return len; -} +#define RW_FOPS(name) \ +static int name##_open(struct inode *inode, struct file *file) \ +{ \ + return single_open(file, show_##name, PDE_DATA(inode));\ +} \ +static const struct file_operations name##_ops = { \ + .open = name##_open, \ + .read = seq_read, \ + .write = name##_write, \ + .llseek = seq_lseek, \ + .release = single_release, \ +}; -int -get_bypass_slave_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_bypass_info(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; + bpctl_dev_t *dev = m->private; - int len = 0; - bpctl_dev_t *pbp_device_block_slave = NULL; - int idx_dev = 0; - struct net_device *net_slave_dev = NULL; - - if ((pbp_device_block->func == 0) || (pbp_device_block->func == 2)) { - for (idx_dev = 0; - ((bpctl_dev_arr[idx_dev].pdev != NULL) - && (idx_dev < device_num)); idx_dev++) { - if ((bpctl_dev_arr[idx_dev].bus == - pbp_device_block->bus) - && (bpctl_dev_arr[idx_dev].slot == - pbp_device_block->slot)) { - if ((pbp_device_block->func == 0) - && (bpctl_dev_arr[idx_dev].func == 1)) { - pbp_device_block_slave = - &bpctl_dev_arr[idx_dev]; - break; - } - if ((pbp_device_block->func == 2) && - (bpctl_dev_arr[idx_dev].func == 3)) { - pbp_device_block_slave = - &bpctl_dev_arr[idx_dev]; - break; - } - } - } - } else - pbp_device_block_slave = pbp_device_block; - if (!pbp_device_block_slave) { - len = sprintf(page, "fail\n"); - *eof = 1; - return len; - } - net_slave_dev = pbp_device_block_slave->ndev; - if (net_slave_dev) - len = sprintf(page, "%s\n", net_slave_dev->name); - - *eof = 1; - return len; + seq_printf(m, "Name\t\t\t%s\n", dev->name); + seq_printf(m, "Firmware version\t0x%x\n", dev->bp_fw_ver); + return 0; } +RO_FOPS(bypass_info) -int -get_bypass_caps_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_bypass_slave(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; + bpctl_dev_t *dev = m->private; + bpctl_dev_t *slave = get_status_port_fn(dev); + if (!slave) + slave = dev; + if (!slave) + seq_printf(m, "fail\n"); + else if (slave->ndev) + seq_printf(m, "%s\n", slave->ndev->name); + return 0; +} +RO_FOPS(bypass_slave) - ret = get_bypass_caps_fn(pbp_device_block); +static int show_bypass_caps(struct seq_file *m, void *v) +{ + bpctl_dev_t *dev = m->private; + int ret = get_bypass_caps_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "-1\n"); + seq_printf(m, "-1\n"); else - len = sprintf(page, "0x%x\n", ret); - *eof = 1; - return len; - + seq_printf(m, "0x%x\n", ret); + return 0; } +RO_FOPS(bypass_caps) -int -get_wd_set_caps_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_wd_set_caps(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_wd_set_caps_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = get_wd_set_caps_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "-1\n"); + seq_printf(m, "-1\n"); else - len = sprintf(page, "0x%x\n", ret); - *eof = 1; - return len; + seq_printf(m, "0x%x\n", ret); + return 0; } +RO_FOPS(wd_set_caps) -int -set_bypass_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static int user_on_off(const void __user *buffer, size_t count) { char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int bypass_param = 0, length = 0; + int length = 0; if (count > (sizeof(kbuf) - 1)) return -1; - if (copy_from_user(&kbuf, buffer, count)) { + if (copy_from_user(&kbuf, buffer, count)) return -1; - } kbuf[count] = '\0'; length = strlen(kbuf); @@ -7564,806 +7314,467 @@ set_bypass_pfs(struct file *file, const char *buffer, kbuf[--length] = '\0'; if (strcmp(kbuf, "on") == 0) - bypass_param = 1; - else if (strcmp(kbuf, "off") == 0) - bypass_param = 0; - - set_bypass_fn(pbp_device_block, bypass_param); - - return count; + return 1; + if (strcmp(kbuf, "off") == 0) + return 0; + return 0; } -int -set_tap_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t bypass_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) + int bypass_param = user_on_off(buffer, count); + if (bypass_param < 0) return -1; - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_tap_fn(pbp_device_block, tap_param); - + set_bypass_fn(PDE_DATA(file_inode(file)), bypass_param); return count; } - -int -set_disc_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static int show_bypass(struct seq_file *m, void *v) { + bpctl_dev_t *dev = m->private; + int ret = get_bypass_fn(dev); + if (ret == BP_NOT_CAP) + seq_printf(m, "fail\n"); + else if (ret == 1) + seq_printf(m, "on\n"); + else if (ret == 0) + seq_printf(m, "off\n"); + return 0; +} +RW_FOPS(bypass) - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) - return -1; - - if (copy_from_user(&kbuf, buffer, count)) { +static ssize_t tap_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) +{ + int tap_param = user_on_off(buffer, count); + if (tap_param < 0) return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_disc_fn(pbp_device_block, tap_param); + set_tap_fn(PDE_DATA(file_inode(file)), tap_param); return count; } - -int -get_bypass_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_tap(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_bypass_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = get_tap_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 1) - len = sprintf(page, "on\n"); + seq_printf(m, "on\n"); else if (ret == 0) - len = sprintf(page, "off\n"); - - *eof = 1; - return len; + seq_printf(m, "off\n"); + return 0; } +RW_FOPS(tap) -int -get_tap_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static ssize_t disc_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_tap_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 1) - len = sprintf(page, "on\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); + int tap_param = user_on_off(buffer, count); + if (tap_param < 0) + return -1; - *eof = 1; - return len; + set_disc_fn(PDE_DATA(file_inode(file)), tap_param); + return count; } - -int -get_disc_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_disc(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_disc_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = get_disc_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 1) - len = sprintf(page, "on\n"); + seq_printf(m, "on\n"); else if (ret == 0) - len = sprintf(page, "off\n"); - - *eof = 1; - return len; + seq_printf(m, "off\n"); + return 0; } +RW_FOPS(disc) -int -get_bypass_change_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_bypass_change(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_bypass_change_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = get_bypass_change_fn(dev); if (ret == 1) - len = sprintf(page, "on\n"); + seq_printf(m, "on\n"); else if (ret == 0) - len = sprintf(page, "off\n"); + seq_printf(m, "off\n"); else - len = sprintf(page, "fail\n"); - - *eof = 1; - return len; + seq_printf(m, "fail\n"); + return 0; } +RO_FOPS(bypass_change) -int -get_tap_change_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_tap_change(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_tap_change_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = get_tap_change_fn(dev); if (ret == 1) - len = sprintf(page, "on\n"); + seq_printf(m, "on\n"); else if (ret == 0) - len = sprintf(page, "off\n"); + seq_printf(m, "off\n"); else - len = sprintf(page, "fail\n"); - - *eof = 1; - return len; + seq_printf(m, "fail\n"); + return 0; } +RO_FOPS(tap_change) -int -get_disc_change_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_disc_change(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_disc_change_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = get_disc_change_fn(dev); if (ret == 1) - len = sprintf(page, "on\n"); + seq_printf(m, "on\n"); else if (ret == 0) - len = sprintf(page, "off\n"); + seq_printf(m, "off\n"); else - len = sprintf(page, "fail\n"); - - *eof = 1; - return len; -} - -#define isdigit(c) (c >= '0' && c <= '9') -__inline static int atoi(char **s) -{ - int i = 0; - while (isdigit(**s)) - i = i * 10 + *((*s)++) - '0'; - return i; + seq_printf(m, "fail\n"); + return 0; } +RO_FOPS(disc_change) -int -set_bypass_wd_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t bypass_wd_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; + bpctl_dev_t *dev = PDE_DATA(file_inode(file)); int timeout; - int ret; - - ret = kstrtoint_from_user(buffer, count, 10, &timeout); + int ret = kstrtoint_from_user(buffer, count, 10, &timeout); if (ret) return ret; - set_bypass_wd_fn(pbp_device_block, timeout); - + set_bypass_wd_fn(dev, timeout); return count; } - -int -get_bypass_wd_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_bypass_wd(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; + bpctl_dev_t *dev = m->private; + int ret = 0, timeout = 0; - int len = 0, ret = 0, timeout = 0; - - ret = get_bypass_wd_fn(pbp_device_block, &timeout); + ret = get_bypass_wd_fn(dev, &timeout); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (timeout == -1) - len = sprintf(page, "unknown\n"); + seq_printf(m, "unknown\n"); else if (timeout == 0) - len = sprintf(page, "disable\n"); + seq_printf(m, "disable\n"); else - len = sprintf(page, "%d\n", timeout); - - *eof = 1; - return len; + seq_printf(m, "%d\n", timeout); + return 0; } +RW_FOPS(bypass_wd) -int -get_wd_expire_time_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_wd_expire_time(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0, timeout = 0; - - ret = get_wd_expire_time_fn(pbp_device_block, &timeout); + bpctl_dev_t *dev = m->private; + int ret = 0, timeout = 0; + ret = get_wd_expire_time_fn(dev, &timeout); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (timeout == -1) - len = sprintf(page, "expire\n"); + seq_printf(m, "expire\n"); else if (timeout == 0) - len = sprintf(page, "disable\n"); - + seq_printf(m, "disable\n"); else - len = sprintf(page, "%d\n", timeout); - *eof = 1; - return len; + seq_printf(m, "%d\n", timeout); + return 0; } +RO_FOPS(wd_expire_time) -int -get_tpl_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static ssize_t tpl_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; + bpctl_dev_t *dev = PDE_DATA(file_inode(file)); + int tpl_param = user_on_off(buffer, count); + if (tpl_param < 0) + return -1; - ret = get_tpl_fn(pbp_device_block); + set_tpl_fn(dev, tpl_param); + return count; +} +static int show_tpl(struct seq_file *m, void *v) +{ + bpctl_dev_t *dev = m->private; + int ret = get_tpl_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 1) - len = sprintf(page, "on\n"); + seq_printf(m, "on\n"); else if (ret == 0) - len = sprintf(page, "off\n"); - - *eof = 1; - return len; + seq_printf(m, "off\n"); + return 0; } +RW_FOPS(tpl) #ifdef PMC_FIX_FLAG -int -get_wait_at_pwup_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static ssize_t wait_at_pwup_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; + bpctl_dev_t *dev = PDE_DATA(file_inode(file)); + int tpl_param = user_on_off(buffer, count); + if (tpl_param < 0) + return -1; - ret = get_bp_wait_at_pwup_fn(pbp_device_block); + set_bp_wait_at_pwup_fn(dev, tpl_param); + return count; +} +static int show_wait_at_pwup(struct seq_file *m, void *v) +{ + bpctl_dev_t *dev = m->private; + int ret = get_bp_wait_at_pwup_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 1) - len = sprintf(page, "on\n"); + seq_printf(m, "on\n"); else if (ret == 0) - len = sprintf(page, "off\n"); - - *eof = 1; - return len; + seq_printf(m, "off\n"); + return 0; } +RW_FOPS(wait_at_pwup) -int -get_hw_reset_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static ssize_t hw_reset_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; + bpctl_dev_t *dev = PDE_DATA(file_inode(file)); + int tpl_param = user_on_off(buffer, count); + if (tpl_param < 0) + return -1; - ret = get_bp_hw_reset_fn(pbp_device_block); + set_bp_hw_reset_fn(dev, tpl_param); + return count; +} +static int show_hw_reset(struct seq_file *m, void *v) +{ + bpctl_dev_t *dev = m->private; + int ret = get_bp_hw_reset_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 1) - len = sprintf(page, "on\n"); + seq_printf(m, "on\n"); else if (ret == 0) - len = sprintf(page, "off\n"); - - *eof = 1; - return len; + seq_printf(m, "off\n"); + return 0; } +RW_FOPS(hw_reset) #endif /*PMC_WAIT_FLAG */ -int -reset_bypass_wd_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_reset_bypass_wd(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = reset_bypass_wd_timer_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = reset_bypass_wd_timer_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 0) - len = sprintf(page, "disable\n"); + seq_printf(m, "disable\n"); else if (ret == 1) - len = sprintf(page, "success\n"); - - *eof = 1; - return len; + seq_printf(m, "success\n"); + return 0; } +RO_FOPS(reset_bypass_wd) -int -set_dis_bypass_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t dis_bypass_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int bypass_param = 0, length = 0; - - if (count >= sizeof(kbuf)) + int bypass_param = user_on_off(buffer, count); + if (bypass_param < 0) return -EINVAL; - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - bypass_param = 1; - else if (strcmp(kbuf, "off") == 0) - bypass_param = 0; - - set_dis_bypass_fn(pbp_device_block, bypass_param); - + set_dis_bypass_fn(PDE_DATA(file_inode(file)), bypass_param); return count; } - -int -set_dis_tap_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static int show_dis_bypass(struct seq_file *m, void *v) { - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (count >= sizeof(kbuf)) - return -EINVAL; - - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_dis_tap_fn(pbp_device_block, tap_param); - - return count; + bpctl_dev_t *dev = m->private; + int ret = get_dis_bypass_fn(dev); + if (ret == BP_NOT_CAP) + seq_printf(m, "fail\n"); + else if (ret == 0) + seq_printf(m, "off\n"); + else + seq_printf(m, "on\n"); + return 0; } +RW_FOPS(dis_bypass) -int -set_dis_disc_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t dis_tap_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (count >= sizeof(kbuf)) + int tap_param = user_on_off(buffer, count); + if (tap_param < 0) return -EINVAL; - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_dis_disc_fn(pbp_device_block, tap_param); - + set_dis_tap_fn(PDE_DATA(file_inode(file)), tap_param); return count; } - -int -get_dis_bypass_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_dis_tap(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_dis_bypass_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = get_dis_tap_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 0) - len = sprintf(page, "off\n"); + seq_printf(m, "off\n"); else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; + seq_printf(m, "on\n"); + return 0; } +RW_FOPS(dis_tap) -int -get_dis_tap_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static ssize_t dis_disc_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_dis_tap_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "on\n"); + int tap_param = user_on_off(buffer, count); + if (tap_param < 0) + return -EINVAL; - *eof = 1; - return len; + set_dis_disc_fn(PDE_DATA(file_inode(file)), tap_param); + return count; } - -int -get_dis_disc_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_dis_disc(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_dis_disc_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = get_dis_disc_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 0) - len = sprintf(page, "off\n"); + seq_printf(m, "off\n"); else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; -} - -int -set_bypass_pwup_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int bypass_param = 0, length = 0; - - if (count >= sizeof(kbuf)) - return -EINVAL; - - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - bypass_param = 1; - else if (strcmp(kbuf, "off") == 0) - bypass_param = 0; - - set_bypass_pwup_fn(pbp_device_block, bypass_param); - - return count; + seq_printf(m, "on\n"); + return 0; } +RW_FOPS(dis_disc) -int -set_bypass_pwoff_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t bypass_pwup_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int bypass_param = 0, length = 0; - - if (count >= sizeof(kbuf)) + int bypass_param = user_on_off(buffer, count); + if (bypass_param < 0) return -EINVAL; - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - bypass_param = 1; - else if (strcmp(kbuf, "off") == 0) - bypass_param = 0; - - set_bypass_pwoff_fn(pbp_device_block, bypass_param); - + set_bypass_pwup_fn(PDE_DATA(file_inode(file)), bypass_param); return count; } - -int -set_tap_pwup_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static int show_bypass_pwup(struct seq_file *m, void *v) { - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (count >= sizeof(kbuf)) - return -EINVAL; - - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_tap_pwup_fn(pbp_device_block, tap_param); - - return count; + bpctl_dev_t *dev = m->private; + int ret = get_bypass_pwup_fn(dev); + if (ret == BP_NOT_CAP) + seq_printf(m, "fail\n"); + else if (ret == 0) + seq_printf(m, "off\n"); + else + seq_printf(m, "on\n"); + return 0; } +RW_FOPS(bypass_pwup) -int -set_disc_pwup_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t bypass_pwoff_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tap_param = 0, length = 0; - - if (count >= sizeof(kbuf)) + int bypass_param = user_on_off(buffer, count); + if (bypass_param < 0) return -EINVAL; - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tap_param = 1; - else if (strcmp(kbuf, "off") == 0) - tap_param = 0; - - set_disc_pwup_fn(pbp_device_block, tap_param); - + set_bypass_pwoff_fn(PDE_DATA(file_inode(file)), bypass_param); return count; } - -int -get_bypass_pwup_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_bypass_pwoff(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_bypass_pwup_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = get_bypass_pwoff_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 0) - len = sprintf(page, "off\n"); + seq_printf(m, "off\n"); else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; + seq_printf(m, "on\n"); + return 0; } +RW_FOPS(bypass_pwoff) -int -get_bypass_pwoff_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static ssize_t tap_pwup_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_bypass_pwoff_fn(pbp_device_block); - if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); - else if (ret == 0) - len = sprintf(page, "off\n"); - else - len = sprintf(page, "on\n"); + int tap_param = user_on_off(buffer, count); + if (tap_param < 0) + return -EINVAL; - *eof = 1; - return len; + set_tap_pwup_fn(PDE_DATA(file_inode(file)), tap_param); + return count; } - -int -get_tap_pwup_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_tap_pwup(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_tap_pwup_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = get_tap_pwup_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 0) - len = sprintf(page, "off\n"); + seq_printf(m, "off\n"); else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; + seq_printf(m, "on\n"); + return 0; } +RW_FOPS(tap_pwup) -int -get_disc_pwup_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static ssize_t disc_pwup_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; + int tap_param = user_on_off(buffer, count); + if (tap_param < 0) + return -EINVAL; - ret = get_disc_pwup_fn(pbp_device_block); + set_disc_pwup_fn(PDE_DATA(file_inode(file)), tap_param); + return count; +} +static int show_disc_pwup(struct seq_file *m, void *v) +{ + bpctl_dev_t *dev = m->private; + int ret = get_disc_pwup_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 0) - len = sprintf(page, "off\n"); + seq_printf(m, "off\n"); else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; + seq_printf(m, "on\n"); + return 0; } +RW_FOPS(disc_pwup) -int -set_std_nic_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t std_nic_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int bypass_param = 0, length = 0; - - if (count >= sizeof(kbuf)) + int bypass_param = user_on_off(buffer, count); + if (bypass_param < 0) return -EINVAL; - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - bypass_param = 1; - else if (strcmp(kbuf, "off") == 0) - bypass_param = 0; - - set_std_nic_fn(pbp_device_block, bypass_param); - + set_std_nic_fn(PDE_DATA(file_inode(file)), bypass_param); return count; } - -int -get_std_nic_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_std_nic(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_std_nic_fn(pbp_device_block); + bpctl_dev_t *dev = m->private; + int ret = get_std_nic_fn(dev); if (ret == BP_NOT_CAP) - len = sprintf(page, "fail\n"); + seq_printf(m, "fail\n"); else if (ret == 0) - len = sprintf(page, "off\n"); + seq_printf(m, "off\n"); else - len = sprintf(page, "on\n"); - - *eof = 1; - return len; -} - -int -get_wd_exp_mode_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) -{ - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_wd_exp_mode_fn(pbp_device_block); - if (ret == 1) - len = sprintf(page, "tap\n"); - else if (ret == 0) - len = sprintf(page, "bypass\n"); - else if (ret == 2) - len = sprintf(page, "disc\n"); - - else - len = sprintf(page, "fail\n"); - - *eof = 1; - return len; + seq_printf(m, "on\n"); + return 0; } +RW_FOPS(std_nic) -int -set_wd_exp_mode_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t wd_exp_mode_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - int bypass_param = 0, length = 0; if (count > (sizeof(kbuf) - 1)) return -1; - if (copy_from_user(&kbuf, buffer, count)) { + if (copy_from_user(&kbuf, buffer, count)) return -1; - } kbuf[count] = '\0'; length = strlen(kbuf); @@ -8377,143 +7788,47 @@ set_wd_exp_mode_pfs(struct file *file, const char *buffer, else if (strcmp(kbuf, "disc") == 0) bypass_param = 2; - set_wd_exp_mode_fn(pbp_device_block, bypass_param); + set_wd_exp_mode_fn(PDE_DATA(file_inode(file)), bypass_param); return count; } - -int -get_wd_autoreset_pfs(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int show_wd_exp_mode(struct seq_file *m, void *v) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int len = 0, ret = 0; - - ret = get_wd_autoreset_fn(pbp_device_block); - if (ret >= 0) - len = sprintf(page, "%d\n", ret); + bpctl_dev_t *dev = m->private; + int ret = get_wd_exp_mode_fn(dev); + if (ret == 1) + seq_printf(m, "tap\n"); + else if (ret == 0) + seq_printf(m, "bypass\n"); + else if (ret == 2) + seq_printf(m, "disc\n"); else - len = sprintf(page, "fail\n"); - - *eof = 1; - return len; + seq_printf(m, "fail\n"); + return 0; } +RW_FOPS(wd_exp_mode) -int -set_wd_autoreset_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static ssize_t wd_autoreset_write(struct file *file, const char __user *buffer, + size_t count, loff_t *pos) { - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; int timeout; - int ret; - - ret = kstrtoint_from_user(buffer, count, 10, &timeout); + int ret = kstrtoint_from_user(buffer, count, 10, &timeout); if (ret) return ret; - set_wd_autoreset_fn(pbp_device_block, timeout); - - return count; -} - -int -set_tpl_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tpl_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) - return -1; - - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tpl_param = 1; - else if (strcmp(kbuf, "off") == 0) - tpl_param = 0; - - set_tpl_fn(pbp_device_block, tpl_param); - + set_wd_autoreset_fn(PDE_DATA(file_inode(file)), timeout); return count; } - -#ifdef PMC_FIX_FLAG -int -set_wait_at_pwup_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tpl_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) - return -1; - - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tpl_param = 1; - else if (strcmp(kbuf, "off") == 0) - tpl_param = 0; - - set_bp_wait_at_pwup_fn(pbp_device_block, tpl_param); - - return count; -} - -int -set_hw_reset_pfs(struct file *file, const char *buffer, - unsigned long count, void *data) +static int show_wd_autoreset(struct seq_file *m, void *v) { - - char kbuf[256]; - bpctl_dev_t *pbp_device_block = (bpctl_dev_t *) data; - - int tpl_param = 0, length = 0; - - if (count > (sizeof(kbuf) - 1)) - return -1; - - if (copy_from_user(&kbuf, buffer, count)) { - return -1; - } - - kbuf[count] = '\0'; - length = strlen(kbuf); - if (kbuf[length - 1] == '\n') - kbuf[--length] = '\0'; - - if (strcmp(kbuf, "on") == 0) - tpl_param = 1; - else if (strcmp(kbuf, "off") == 0) - tpl_param = 0; - - set_bp_hw_reset_fn(pbp_device_block, tpl_param); - - return count; + bpctl_dev_t *dev = m->private; + int ret = get_wd_autoreset_fn(dev); + if (ret >= 0) + seq_printf(m, "%d\n", ret); + else + seq_printf(m, "fail\n"); + return 0; } - -#endif /*PMC_FIX_FLAG */ +RW_FOPS(wd_autoreset) int bypass_proc_create_dev_sd(bpctl_dev_t *pbp_device_block) { @@ -8530,168 +7845,54 @@ int bypass_proc_create_dev_sd(bpctl_dev_t *pbp_device_block) return -1; /* create device proc dir */ - procfs_dir = proc_getdir(current_pfs->dir_name, bp_procfs_dir); - if (procfs_dir == 0) { + procfs_dir = proc_mkdir(current_pfs->dir_name, bp_procfs_dir); + if (!procfs_dir) { printk(KERN_DEBUG "Could not create procfs directory %s\n", current_pfs->dir_name); return -1; } current_pfs->bypass_entry = procfs_dir; - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_info), BYPASS_INFO_ENTRY_SD, NULL, /* write */ - get_bypass_info_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - +#define ENTRY(x) ret |= procfs_add(#x, &x##_ops, pbp_device_block) + ENTRY(bypass_info); if (pbp_device_block->bp_caps & SW_CTL_CAP) { - /* Create set param proc's */ - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_slave), BYPASS_SLAVE_ENTRY_SD, NULL, /* write */ - get_bypass_slave_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_caps), BYPASS_CAPS_ENTRY_SD, NULL, /* write */ - get_bypass_caps_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->wd_set_caps), WD_SET_CAPS_ENTRY_SD, NULL, /* write */ - get_wd_set_caps_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_wd), BYPASS_WD_ENTRY_SD, set_bypass_wd_pfs, /* write */ - get_bypass_wd_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->wd_expire_time), WD_EXPIRE_TIME_ENTRY_SD, NULL, /* write */ - get_wd_expire_time_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->reset_bypass_wd), RESET_BYPASS_WD_ENTRY_SD, NULL, /* write */ - reset_bypass_wd_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->std_nic), STD_NIC_ENTRY_SD, set_std_nic_pfs, /* write */ - get_std_nic_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - + ENTRY(bypass_slave); + ENTRY(bypass_caps); + ENTRY(wd_set_caps); + ENTRY(bypass_wd); + ENTRY(wd_expire_time); + ENTRY(reset_bypass_wd); + ENTRY(std_nic); if (pbp_device_block->bp_caps & BP_CAP) { - if (bypass_proc_create_entry_sd(&(current_pfs->bypass), BYPASS_ENTRY_SD, set_bypass_pfs, /* write */ - get_bypass_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->dis_bypass), DIS_BYPASS_ENTRY_SD, set_dis_bypass_pfs, /* write */ - get_dis_bypass_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_pwup), BYPASS_PWUP_ENTRY_SD, set_bypass_pwup_pfs, /* write */ - get_bypass_pwup_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_pwoff), BYPASS_PWOFF_ENTRY_SD, set_bypass_pwoff_pfs, /* write */ - get_bypass_pwoff_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->bypass_change), BYPASS_CHANGE_ENTRY_SD, NULL, /* write */ - get_bypass_change_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; + ENTRY(bypass); + ENTRY(dis_bypass); + ENTRY(bypass_pwup); + ENTRY(bypass_pwoff); + ENTRY(bypass_change); } - if (pbp_device_block->bp_caps & TAP_CAP) { - - if (bypass_proc_create_entry_sd(&(current_pfs->tap), TAP_ENTRY_SD, set_tap_pfs, /* write */ - get_tap_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->dis_tap), DIS_TAP_ENTRY_SD, set_dis_tap_pfs, /* write */ - get_dis_tap_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->tap_pwup), TAP_PWUP_ENTRY_SD, set_tap_pwup_pfs, /* write */ - get_tap_pwup_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->tap_change), TAP_CHANGE_ENTRY_SD, NULL, /* write */ - get_tap_change_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; + ENTRY(tap); + ENTRY(dis_tap); + ENTRY(tap_pwup); + ENTRY(tap_change); } if (pbp_device_block->bp_caps & DISC_CAP) { - - if (bypass_proc_create_entry_sd(&(current_pfs->tap), DISC_ENTRY_SD, set_disc_pfs, /* write */ - get_disc_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; -#if 1 - - if (bypass_proc_create_entry_sd(&(current_pfs->dis_tap), DIS_DISC_ENTRY_SD, set_dis_disc_pfs, /* write */ - get_dis_disc_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; -#endif - - if (bypass_proc_create_entry_sd(&(current_pfs->tap_pwup), DISC_PWUP_ENTRY_SD, set_disc_pwup_pfs, /* write */ - get_disc_pwup_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->tap_change), DISC_CHANGE_ENTRY_SD, NULL, /* write */ - get_disc_change_pfs, /* read */ - procfs_dir, - pbp_device_block)) - ret = -1; + ENTRY(disc); + ENTRY(dis_disc); + ENTRY(disc_pwup); + ENTRY(disc_change); } - if (bypass_proc_create_entry_sd(&(current_pfs->wd_exp_mode), WD_EXP_MODE_ENTRY_SD, set_wd_exp_mode_pfs, /* write */ - get_wd_exp_mode_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - - if (bypass_proc_create_entry_sd(&(current_pfs->wd_autoreset), WD_AUTORESET_ENTRY_SD, set_wd_autoreset_pfs, /* write */ - get_wd_autoreset_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - if (bypass_proc_create_entry_sd(&(current_pfs->tpl), TPL_ENTRY_SD, set_tpl_pfs, /* write */ - get_tpl_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; + ENTRY(wd_exp_mode); + ENTRY(wd_autoreset); + ENTRY(tpl); #ifdef PMC_FIX_FLAG - if (bypass_proc_create_entry_sd(&(current_pfs->tpl), WAIT_AT_PWUP_ENTRY_SD, set_wait_at_pwup_pfs, /* write */ - get_wait_at_pwup_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - if (bypass_proc_create_entry_sd(&(current_pfs->tpl), HW_RESET_ENTRY_SD, set_hw_reset_pfs, /* write */ - get_hw_reset_pfs, /* read */ - procfs_dir, pbp_device_block)) - ret = -1; - + ENTRY(wait_at_pwup); + ENTRY(hw_reset); #endif - } +#undef ENTRY if (ret < 0) printk(KERN_DEBUG "Create proc entry failed\n"); @@ -8702,21 +7903,7 @@ int bypass_proc_remove_dev_sd(bpctl_dev_t *pbp_device_block) { struct bypass_pfs_sd *current_pfs = &pbp_device_block->bypass_pfs_set; - struct proc_dir_entry *pde = current_pfs->bypass_entry, *pde_curr = - NULL; - char name[256]; - - if (!pde) - return 0; - for (pde = pde->subdir; pde;) { - strcpy(name, pde->name); - pde_curr = pde; - pde = pde->next; - remove_proc_entry(name, current_pfs->bypass_entry); - } - if (!pde) - remove_proc_entry(current_pfs->dir_name, bp_procfs_dir); + remove_proc_subtree(current_pfs->dir_name, bp_procfs_dir); current_pfs->bypass_entry = NULL; - return 0; } diff --git a/drivers/staging/tidspbridge/rmgr/drv.c b/drivers/staging/tidspbridge/rmgr/drv.c index db1da28cecba..be26917a6896 100644 --- a/drivers/staging/tidspbridge/rmgr/drv.c +++ b/drivers/staging/tidspbridge/rmgr/drv.c @@ -76,37 +76,28 @@ int drv_insert_node_res_element(void *hnode, void *node_resource, struct node_res_object **node_res_obj = (struct node_res_object **)node_resource; struct process_context *ctxt = (struct process_context *)process_ctxt; - int status = 0; int retval; *node_res_obj = kzalloc(sizeof(struct node_res_object), GFP_KERNEL); - if (!*node_res_obj) { - status = -ENOMEM; - goto func_end; - } + if (!*node_res_obj) + return -ENOMEM; (*node_res_obj)->node = hnode; - retval = idr_get_new(ctxt->node_id, *node_res_obj, - &(*node_res_obj)->id); - if (retval == -EAGAIN) { - if (!idr_pre_get(ctxt->node_id, GFP_KERNEL)) { - pr_err("%s: OUT OF MEMORY\n", __func__); - status = -ENOMEM; - goto func_end; - } - - retval = idr_get_new(ctxt->node_id, *node_res_obj, - &(*node_res_obj)->id); + retval = idr_alloc(ctxt->node_id, *node_res_obj, 0, 0, GFP_KERNEL); + if (retval >= 0) { + (*node_res_obj)->id = retval; + return 0; } - if (retval) { + + kfree(*node_res_obj); + + if (retval == -ENOSPC) { pr_err("%s: FAILED, IDR is FULL\n", __func__); - status = -EFAULT; + return -EFAULT; + } else { + pr_err("%s: OUT OF MEMORY\n", __func__); + return -ENOMEM; } -func_end: - if (status) - kfree(*node_res_obj); - - return status; } /* Release all Node resources and its context @@ -201,35 +192,26 @@ int drv_proc_insert_strm_res_element(void *stream_obj, struct strm_res_object **pstrm_res = (struct strm_res_object **)strm_res; struct process_context *ctxt = (struct process_context *)process_ctxt; - int status = 0; int retval; *pstrm_res = kzalloc(sizeof(struct strm_res_object), GFP_KERNEL); - if (*pstrm_res == NULL) { - status = -EFAULT; - goto func_end; - } + if (*pstrm_res == NULL) + return -EFAULT; (*pstrm_res)->stream = stream_obj; - retval = idr_get_new(ctxt->stream_id, *pstrm_res, - &(*pstrm_res)->id); - if (retval == -EAGAIN) { - if (!idr_pre_get(ctxt->stream_id, GFP_KERNEL)) { - pr_err("%s: OUT OF MEMORY\n", __func__); - status = -ENOMEM; - goto func_end; - } - - retval = idr_get_new(ctxt->stream_id, *pstrm_res, - &(*pstrm_res)->id); + retval = idr_alloc(ctxt->stream_id, *pstrm_res, 0, 0, GFP_KERNEL); + if (retval >= 0) { + (*pstrm_res)->id = retval; + return 0; } - if (retval) { + + if (retval == -ENOSPC) { pr_err("%s: FAILED, IDR is FULL\n", __func__); - status = -EPERM; + return -EPERM; + } else { + pr_err("%s: OUT OF MEMORY\n", __func__); + return -ENOMEM; } - -func_end: - return status; } static int drv_proc_free_strm_res(int id, void *p, void *process_ctxt) diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index 453c83d7fe8c..a89ab9bf38e4 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -60,6 +60,7 @@ */ #undef __NO_VERSION__ +#include <linux/file.h> #include "device.h" #include "card.h" #include "channel.h" @@ -2946,87 +2947,51 @@ static int Config_FileGetParameter(unsigned char *string, return true; } -int Config_FileOperation(PSDevice pDevice,bool fwrite,unsigned char *Parameter) { - unsigned char *config_path = CONFIG_PATH; - unsigned char *buffer = NULL; - unsigned char tmpbuffer[20]; - struct file *filp=NULL; - mm_segment_t old_fs = get_fs(); - //int oldfsuid=0,oldfsgid=0; - int result=0; - - set_fs (KERNEL_DS); - - /* Can't do this anymore, so we rely on correct filesystem permissions: - //Make sure a caller can read or write power as root - oldfsuid=current->cred->fsuid; - oldfsgid=current->cred->fsgid; - current->cred->fsuid = 0; - current->cred->fsgid = 0; - */ - - //open file - filp = filp_open(config_path, O_RDWR, 0); - if (IS_ERR(filp)) { - printk("Config_FileOperation:open file fail?\n"); - result=-1; - goto error2; - } +int Config_FileOperation(PSDevice pDevice,bool fwrite,unsigned char *Parameter) +{ + unsigned char *buffer = kmalloc(1024, GFP_KERNEL); + unsigned char tmpbuffer[20]; + struct file *file; + int result=0; - if(!(filp->f_op) || !(filp->f_op->read) ||!(filp->f_op->write)) { - printk("file %s cann't readable or writable?\n",config_path); - result = -1; - goto error1; - } - -buffer = kmalloc(1024, GFP_KERNEL); -if(buffer==NULL) { - printk("allocate mem for file fail?\n"); - result = -1; - goto error1; -} + if (!buffer) { + printk("allocate mem for file fail?\n"); + return -1; + } + file = filp_open(CONFIG_PATH, O_RDONLY, 0); + if (IS_ERR(file)) { + kfree(buffer); + printk("Config_FileOperation:open file fail?\n"); + return -1; + } -if(filp->f_op->read(filp, buffer, 1024, &filp->f_pos)<0) { - printk("read file error?\n"); - result = -1; - goto error1; -} + if (kernel_read(file, 0, buffer, 1024) < 0) { + printk("read file error?\n"); + result = -1; + goto error1; + } -if(Config_FileGetParameter("ZONETYPE",tmpbuffer,buffer)!=true) { - printk("get parameter error?\n"); - result = -1; - goto error1; -} + if (Config_FileGetParameter("ZONETYPE",tmpbuffer,buffer)!=true) { + printk("get parameter error?\n"); + result = -1; + goto error1; + } -if(memcmp(tmpbuffer,"USA",3)==0) { - result=ZoneType_USA; -} -else if(memcmp(tmpbuffer,"JAPAN",5)==0) { - result=ZoneType_Japan; -} -else if(memcmp(tmpbuffer,"EUROPE",5)==0) { - result=ZoneType_Europe; -} -else { - result = -1; - printk("Unknown Zonetype[%s]?\n",tmpbuffer); -} + if (memcmp(tmpbuffer,"USA",3)==0) { + result = ZoneType_USA; + } else if(memcmp(tmpbuffer,"JAPAN",5)==0) { + result = ZoneType_Japan; + } else if(memcmp(tmpbuffer,"EUROPE",5)==0) { + result = ZoneType_Europe; + } else { + result = -1; + printk("Unknown Zonetype[%s]?\n",tmpbuffer); + } error1: - kfree(buffer); - - if(filp_close(filp,NULL)) - printk("Config_FileOperation:close file fail\n"); - -error2: - set_fs (old_fs); - - /* - current->cred->fsuid=oldfsuid; - current->cred->fsgid=oldfsgid; - */ - - return result; + kfree(buffer); + fput(file); + return result; } diff --git a/drivers/staging/vt6656/card.c b/drivers/staging/vt6656/card.c index 22918a106d73..d2479b766450 100644 --- a/drivers/staging/vt6656/card.c +++ b/drivers/staging/vt6656/card.c @@ -790,7 +790,7 @@ u64 CARDqGetNextTBTT(u64 qwTSF, WORD wBeaconInterval) if ((~uLowNextTBTT) < uLowRemain) qwTSF = ((qwTSF >> 32) + 1) << 32; - qwTSF = (qwTSF & 0xffffffff00000000UL) | + qwTSF = (qwTSF & 0xffffffff00000000ULL) | (u64)(uLowNextTBTT + uLowRemain); return (qwTSF); diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index d5f53e1a74a2..457d91c1325d 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -46,6 +46,7 @@ */ #undef __NO_VERSION__ +#include <linux/file.h> #include "device.h" #include "card.h" #include "baseband.h" @@ -669,8 +670,6 @@ static int vt6656_suspend(struct usb_interface *intf, pm_message_t message) if (device->flags & DEVICE_FLAGS_OPENED) device_close(device->dev); - usb_put_dev(interface_to_usbdev(intf)); - return 0; } @@ -681,8 +680,6 @@ static int vt6656_resume(struct usb_interface *intf) if (!device || !device->dev) return -ENODEV; - usb_get_dev(interface_to_usbdev(intf)); - if (!(device->flags & DEVICE_FLAGS_OPENED)) device_open(device->dev); @@ -1320,53 +1317,29 @@ static int Config_FileGetParameter(unsigned char *string, /* if read fails, return NULL, or return data pointer */ static unsigned char *Config_FileOperation(struct vnt_private *pDevice) { - unsigned char *config_path = CONFIG_PATH; - unsigned char *buffer = NULL; - struct file *filp=NULL; - mm_segment_t old_fs = get_fs(); - - int result = 0; - - set_fs (KERNEL_DS); - - /* open file */ - filp = filp_open(config_path, O_RDWR, 0); - if (IS_ERR(filp)) { - printk("Config_FileOperation file Not exist\n"); - result=-1; - goto error2; - } + unsigned char *buffer = kmalloc(1024, GFP_KERNEL); + struct file *file; - if(!(filp->f_op) || !(filp->f_op->read) ||!(filp->f_op->write)) { - printk("file %s is not read or writeable?\n",config_path); - result = -1; - goto error1; - } - - buffer = kmalloc(1024, GFP_KERNEL); - if(buffer==NULL) { - printk("allocate mem for file fail?\n"); - result = -1; - goto error1; - } - - if(filp->f_op->read(filp, buffer, 1024, &filp->f_pos)<0) { - printk("read file error?\n"); - result = -1; - } + if (!buffer) { + printk("allocate mem for file fail?\n"); + return NULL; + } -error1: - if(filp_close(filp,NULL)) - printk("Config_FileOperation:close file fail\n"); + file = filp_open(CONFIG_PATH, O_RDONLY, 0); + if (IS_ERR(file)) { + kfree(buffer); + printk("Config_FileOperation file Not exist\n"); + return NULL; + } -error2: - set_fs (old_fs); + if (kernel_read(file, 0, buffer, 1024) < 0) { + printk("read file error?\n"); + kfree(buffer); + buffer = NULL; + } -if(result!=0) { - kfree(buffer); - buffer=NULL; -} - return buffer; + fput(file); + return buffer; } /* return --->-1:fail; >=0:successful */ diff --git a/drivers/staging/wlags49_h2/wl_main.c b/drivers/staging/wlags49_h2/wl_main.c index f5f120a62460..c4264e8c877d 100644 --- a/drivers/staging/wlags49_h2/wl_main.c +++ b/drivers/staging/wlags49_h2/wl_main.c @@ -73,6 +73,7 @@ #include <linux/module.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/types.h> #include <linux/kernel.h> // #include <linux/sched.h> @@ -144,10 +145,23 @@ void wl_isr_handler( unsigned long p ); #if 0 //SCULL_USE_PROC /* don't waste space if unused */ -//int scull_read_procmem(char *buf, char **start, off_t offset, int len, int unused); -int scull_read_procmem(char *buf, char **start, off_t offset, int len, int *eof, void *data ); +static int scull_read_procmem(struct seq_file *m, void *v); static int write_int(struct file *file, const char *buffer, unsigned long count, void *data); -static void proc_write(const char *name, write_proc_t *w, void *data); + +/* + * seq_file wrappers for procfile show routines. + */ +static int scull_read_procmem_open(struct inode *inode, struct file *file) +{ + return single_open(file, scull_read_procmem, PDE_DATA(inode)); +} + +static const struct file_operations scull_read_procmem_fops = { + .open = scull_read_procmem_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; #endif /* SCULL_USE_PROC */ @@ -908,9 +922,8 @@ int wl_insert( struct net_device *dev ) } #if 0 //SCULL_USE_PROC /* don't waste space if unused */ - create_proc_read_entry( "wlags", 0, NULL, scull_read_procmem, dev ); + proc_create_data( "wlags", 0, NULL, &scull_read_procmem_fops, dev ); proc_mkdir("driver/wlags49", 0); - proc_write("driver/wlags49/wlags49_type", write_int, &lp->wlags49_type); #endif /* SCULL_USE_PROC */ DBG_LEAVE( DbgInfo ); @@ -2097,7 +2110,7 @@ static void __exit wl_module_exit( void ) wl_adapter_cleanup_module( ); #if 0 //SCULL_USE_PROC /* don't waste space if unused */ - remove_proc_entry( "wlags", NULL ); //;?why so a-symmetric compared to location of create_proc_read_entry + remove_proc_entry( "wlags", NULL ); //;?why so a-symmetric compared to location of proc_create_data #endif DBG_LEAVE( DbgInfo ); @@ -3531,229 +3544,215 @@ void wl_wds_netdev_deregister( struct wl_private *lp ) /* * The proc filesystem: function to read and entry */ -int printf_hcf_16( char *s, char *buf, hcf_16* p, int n ); -int printf_hcf_16( char *s, char *buf, hcf_16* p, int n ) { +static void printf_hcf_16(struct seq_file *m, const char *s, hcf_16 *p, int n) +{ + int i, len; -int i, len; + seq_printf(m, "%-20.20s: ", s); + len = 22; - len = sprintf(buf, "%s", s ); - while ( len < 20 ) len += sprintf(buf+len, " " ); - len += sprintf(buf+len,": " ); - for ( i = 0; i < n; i++ ) { - if ( len % 80 > 75 ) { - len += sprintf(buf+len,"\n" ); - } - len += sprintf(buf+len,"%04X ", p[i] ); + for (i = 0; i < n; i++) { + if (len % 80 > 75) + seq_putc(m, '\n'); + seq_printf(m, "%04X ", p[i]); } - len += sprintf(buf+len,"\n" ); - return len; -} // printf_hcf_16 + seq_putc(m, '\n'); +} -int printf_hcf_8( char *s, char *buf, hcf_8* p, int n ); -int printf_hcf_8( char *s, char *buf, hcf_8* p, int n ) { +static void printf_hcf_8(struct seq_file *m, const char *s, hcf_8 *p, int n) +{ + int i, len; -int i, len; + seq_printf(m, "%-20.20s: ", s); + len = 22; - len = sprintf(buf, "%s", s ); - while ( len < 20 ) len += sprintf(buf+len, " " ); - len += sprintf(buf+len,": " ); - for ( i = 0; i <= n; i++ ) { - if ( len % 80 > 77 ) { - len += sprintf(buf+len,"\n" ); - } - len += sprintf(buf+len,"%02X ", p[i] ); + for (i = 0; i <= n; i++) { + if (len % 80 > 77) + seq_putc(m, '\n'); + seq_printf(m, "%02X ", p[i]); } - len += sprintf(buf+len,"\n" ); - return len; -} // printf_hcf8 + seq_putc(m, '\n'); +} -int printf_strct( char *s, char *buf, hcf_16* p ); -int printf_strct( char *s, char *buf, hcf_16* p ) { +static void printf_strct(struct seq_file *m, const char *s, hcf_16 *p) +{ + int i, len; -int i, len; + seq_printf(m, "%-20.20s: ", s); + len = 22; - len = sprintf(buf, "%s", s ); - while ( len < 20 ) len += sprintf(buf+len, " " ); - len += sprintf(buf+len,": " ); for ( i = 0; i <= *p; i++ ) { - if ( len % 80 > 75 ) { - len += sprintf(buf+len,"\n" ); - } - len += sprintf(buf+len,"%04X ", p[i] ); + if (len % 80 > 75) + seq_putc(m, '\n'); + seq_printf(m,"%04X ", p[i]); } - len += sprintf(buf+len,"\n" ); - return len; -} // printf_strct + seq_putc(m, '\n'); +} -int scull_read_procmem(char *buf, char **start, off_t offset, int len, int *eof, void *data ) +int scull_read_procmem(struct seq_file *m, void *v) { - struct wl_private *lp = NULL; + struct wl_private *lp = m->private; IFBP ifbp; CFG_HERMES_TALLIES_STRCT *p; - #define LIMIT (PAGE_SIZE-80) /* don't print any more after this size */ - - len=0; - - lp = ((struct net_device *)data)->priv; if (lp == NULL) { - len += sprintf(buf+len,"No wl_private in scull_read_procmem\n" ); + seq_puts(m, "No wl_private in scull_read_procmem\n" ); } else if ( lp->wlags49_type == 0 ){ - ifbp = &lp->hcfCtx; - len += sprintf(buf+len,"Magic: 0x%04X\n", ifbp->IFB_Magic ); - len += sprintf(buf+len,"IOBase: 0x%04X\n", ifbp->IFB_IOBase ); - len += sprintf(buf+len,"LinkStat: 0x%04X\n", ifbp->IFB_LinkStat ); - len += sprintf(buf+len,"DSLinkStat: 0x%04X\n", ifbp->IFB_DSLinkStat ); - len += sprintf(buf+len,"TickIni: 0x%08lX\n", ifbp->IFB_TickIni ); - len += sprintf(buf+len,"TickCnt: 0x%04X\n", ifbp->IFB_TickCnt ); - len += sprintf(buf+len,"IntOffCnt: 0x%04X\n", ifbp->IFB_IntOffCnt ); - len += printf_hcf_16( "IFB_FWIdentity", &buf[len], - &ifbp->IFB_FWIdentity.len, ifbp->IFB_FWIdentity.len + 1 ); + ifbp = &lp->hcfCtx; + seq_printf(m, "Magic: 0x%04X\n", ifbp->IFB_Magic ); + seq_printf(m, "IOBase: 0x%04X\n", ifbp->IFB_IOBase ); + seq_printf(m, "LinkStat: 0x%04X\n", ifbp->IFB_LinkStat ); + seq_printf(m, "DSLinkStat: 0x%04X\n", ifbp->IFB_DSLinkStat ); + seq_printf(m, "TickIni: 0x%08lX\n", ifbp->IFB_TickIni ); + seq_printf(m, "TickCnt: 0x%04X\n", ifbp->IFB_TickCnt ); + seq_printf(m, "IntOffCnt: 0x%04X\n", ifbp->IFB_IntOffCnt ); + printf_hcf_16(m, "IFB_FWIdentity", + &ifbp->IFB_FWIdentity.len, ifbp->IFB_FWIdentity.len + 1 ); } else if ( lp->wlags49_type == 1 ) { - len += sprintf(buf+len,"Channel: 0x%04X\n", lp->Channel ); -/****** len += sprintf(buf+len,"slock: %d\n", lp->slock ); */ + seq_printf(m, "Channel: 0x%04X\n", lp->Channel ); +/****** seq_printf(m, "slock: %d\n", lp->slock ); */ //x struct tq_struct "task: 0x%04X\n", lp->task ); //x struct net_device_stats "stats: 0x%04X\n", lp->stats ); #ifdef WIRELESS_EXT //x struct iw_statistics "wstats: 0x%04X\n", lp->wstats ); -//x len += sprintf(buf+len,"spy_number: 0x%04X\n", lp->spy_number ); +//x seq_printf(m, "spy_number: 0x%04X\n", lp->spy_number ); //x u_char spy_address[IW_MAX_SPY][ETH_ALEN]; //x struct iw_quality spy_stat[IW_MAX_SPY]; #endif // WIRELESS_EXT - len += sprintf(buf+len,"IFB: 0x%p\n", &lp->hcfCtx ); - len += sprintf(buf+len,"flags: %#.8lX\n", lp->flags ); //;?use this format from now on - len += sprintf(buf+len,"DebugFlag(wl_private) 0x%04X\n", lp->DebugFlag ); + seq_printf(m, "IFB: 0x%p\n", &lp->hcfCtx ); + seq_printf(m, "flags: %#.8lX\n", lp->flags ); //;?use this format from now on + seq_printf(m, "DebugFlag(wl_private) 0x%04X\n", lp->DebugFlag ); #if DBG - len += sprintf(buf+len,"DebugFlag (DbgInfo): 0x%08lX\n", DbgInfo->DebugFlag ); + seq_printf(m, "DebugFlag (DbgInfo): 0x%08lX\n", DbgInfo->DebugFlag ); #endif // DBG - len += sprintf(buf+len,"is_registered: 0x%04X\n", lp->is_registered ); + seq_printf(m, "is_registered: 0x%04X\n", lp->is_registered ); //x CFG_DRV_INFO_STRCT "driverInfo: 0x%04X\n", lp->driverInfo ); - len += printf_strct( "driverInfo", &buf[len], (hcf_16*)&lp->driverInfo ); + printf_strct( m, "driverInfo", (hcf_16*)&lp->driverInfo ); //x CFG_IDENTITY_STRCT "driverIdentity: 0x%04X\n", lp->driverIdentity ); - len += printf_strct( "driverIdentity", &buf[len], (hcf_16*)&lp->driverIdentity ); + printf_strct( m, "driverIdentity", (hcf_16*)&lp->driverIdentity ); //x CFG_FW_IDENTITY_STRCT "StationIdentity: 0x%04X\n", lp->StationIdentity ); - len += printf_strct( "StationIdentity", &buf[len], (hcf_16*)&lp->StationIdentity ); + printf_strct( m, "StationIdentity", (hcf_16*)&lp->StationIdentity ); //x CFG_PRI_IDENTITY_STRCT "PrimaryIdentity: 0x%04X\n", lp->PrimaryIdentity ); - len += printf_strct( "PrimaryIdentity", &buf[len], (hcf_16*)&lp->hcfCtx.IFB_PRIIdentity ); - len += printf_strct( "PrimarySupplier", &buf[len], (hcf_16*)&lp->hcfCtx.IFB_PRISup ); + printf_strct( m, "PrimaryIdentity", (hcf_16*)&lp->hcfCtx.IFB_PRIIdentity ); + printf_strct( m, "PrimarySupplier", (hcf_16*)&lp->hcfCtx.IFB_PRISup ); //x CFG_PRI_IDENTITY_STRCT "NICIdentity: 0x%04X\n", lp->NICIdentity ); - len += printf_strct( "NICIdentity", &buf[len], (hcf_16*)&lp->NICIdentity ); + printf_strct( m, "NICIdentity", (hcf_16*)&lp->NICIdentity ); //x ltv_t "ltvRecord: 0x%04X\n", lp->ltvRecord ); - len += sprintf(buf+len,"txBytes: 0x%08lX\n", lp->txBytes ); - len += sprintf(buf+len,"maxPort: 0x%04X\n", lp->maxPort ); /* 0 for STA, 6 for AP */ - /* Elements used for async notification from hardware */ + seq_printf(m, "txBytes: 0x%08lX\n", lp->txBytes ); + seq_printf(m, "maxPort: 0x%04X\n", lp->maxPort ); /* 0 for STA, 6 for AP */ + /* Elements used for async notification from hardware */ //x RID_LOG_STRCT RidList[10]; //x ltv_t "updatedRecord: 0x%04X\n", lp->updatedRecord ); //x PROBE_RESP "ProbeResp: 0x%04X\n", lp->ProbeResp ); //x ASSOC_STATUS_STRCT "assoc_stat: 0x%04X\n", lp->assoc_stat ); //x SECURITY_STATUS_STRCT "sec_stat: 0x%04X\n", lp->sec_stat ); //x u_char lookAheadBuf[WVLAN_MAX_LOOKAHEAD]; - len += sprintf(buf+len,"PortType: 0x%04X\n", lp->PortType ); // 1 - 3 (1 [Normal] | 3 [AdHoc]) - len += sprintf(buf+len,"Channel: 0x%04X\n", lp->Channel ); // 0 - 14 (0) + seq_printf(m, "PortType: 0x%04X\n", lp->PortType ); // 1 - 3 (1 [Normal] | 3 [AdHoc]) + seq_printf(m, "Channel: 0x%04X\n", lp->Channel ); // 0 - 14 (0) //x hcf_16 TxRateControl[2]; - len += sprintf(buf+len,"TxRateControl[2]: 0x%04X 0x%04X\n", - lp->TxRateControl[0], lp->TxRateControl[1] ); - len += sprintf(buf+len,"DistanceBetweenAPs: 0x%04X\n", lp->DistanceBetweenAPs ); // 1 - 3 (1) - len += sprintf(buf+len,"RTSThreshold: 0x%04X\n", lp->RTSThreshold ); // 0 - 2347 (2347) - len += sprintf(buf+len,"PMEnabled: 0x%04X\n", lp->PMEnabled ); // 0 - 2, 8001 - 8002 (0) - len += sprintf(buf+len,"MicrowaveRobustness: 0x%04X\n", lp->MicrowaveRobustness );// 0 - 1 (0) - len += sprintf(buf+len,"CreateIBSS: 0x%04X\n", lp->CreateIBSS ); // 0 - 1 (0) - len += sprintf(buf+len,"MulticastReceive: 0x%04X\n", lp->MulticastReceive ); // 0 - 1 (1) - len += sprintf(buf+len,"MaxSleepDuration: 0x%04X\n", lp->MaxSleepDuration ); // 0 - 65535 (100) + seq_printf(m, "TxRateControl[2]: 0x%04X 0x%04X\n", + lp->TxRateControl[0], lp->TxRateControl[1] ); + seq_printf(m, "DistanceBetweenAPs: 0x%04X\n", lp->DistanceBetweenAPs ); // 1 - 3 (1) + seq_printf(m, "RTSThreshold: 0x%04X\n", lp->RTSThreshold ); // 0 - 2347 (2347) + seq_printf(m, "PMEnabled: 0x%04X\n", lp->PMEnabled ); // 0 - 2, 8001 - 8002 (0) + seq_printf(m, "MicrowaveRobustness: 0x%04X\n", lp->MicrowaveRobustness );// 0 - 1 (0) + seq_printf(m, "CreateIBSS: 0x%04X\n", lp->CreateIBSS ); // 0 - 1 (0) + seq_printf(m, "MulticastReceive: 0x%04X\n", lp->MulticastReceive ); // 0 - 1 (1) + seq_printf(m, "MaxSleepDuration: 0x%04X\n", lp->MaxSleepDuration ); // 0 - 65535 (100) //x hcf_8 MACAddress[ETH_ALEN]; - len += printf_hcf_8( "MACAddress", &buf[len], lp->MACAddress, ETH_ALEN ); + printf_hcf_8(m, "MACAddress", lp->MACAddress, ETH_ALEN ); //x char NetworkName[HCF_MAX_NAME_LEN+1]; - len += sprintf(buf+len,"NetworkName: %.32s\n", lp->NetworkName ); + seq_printf(m, "NetworkName: %.32s\n", lp->NetworkName ); //x char StationName[HCF_MAX_NAME_LEN+1]; - len += sprintf(buf+len,"EnableEncryption: 0x%04X\n", lp->EnableEncryption ); // 0 - 1 (0) + seq_printf(m, "EnableEncryption: 0x%04X\n", lp->EnableEncryption ); // 0 - 1 (0) //x char Key1[MAX_KEY_LEN+1]; - len += printf_hcf_8( "Key1", &buf[len], lp->Key1, MAX_KEY_LEN ); + printf_hcf_8( m, "Key1", lp->Key1, MAX_KEY_LEN ); //x char Key2[MAX_KEY_LEN+1]; //x char Key3[MAX_KEY_LEN+1]; //x char Key4[MAX_KEY_LEN+1]; - len += sprintf(buf+len,"TransmitKeyID: 0x%04X\n", lp->TransmitKeyID ); // 1 - 4 (1) + seq_printf(m, "TransmitKeyID: 0x%04X\n", lp->TransmitKeyID ); // 1 - 4 (1) //x CFG_DEFAULT_KEYS_STRCT "DefaultKeys: 0x%04X\n", lp->DefaultKeys ); //x u_char mailbox[MB_SIZE]; //x char szEncryption[MAX_ENC_LEN]; - len += sprintf(buf+len,"driverEnable: 0x%04X\n", lp->driverEnable ); - len += sprintf(buf+len,"wolasEnable: 0x%04X\n", lp->wolasEnable ); - len += sprintf(buf+len,"atimWindow: 0x%04X\n", lp->atimWindow ); - len += sprintf(buf+len,"holdoverDuration: 0x%04X\n", lp->holdoverDuration ); + seq_printf(m, "driverEnable: 0x%04X\n", lp->driverEnable ); + seq_printf(m, "wolasEnable: 0x%04X\n", lp->wolasEnable ); + seq_printf(m, "atimWindow: 0x%04X\n", lp->atimWindow ); + seq_printf(m, "holdoverDuration: 0x%04X\n", lp->holdoverDuration ); //x hcf_16 MulticastRate[2]; - len += sprintf(buf+len,"authentication: 0x%04X\n", lp->authentication ); // is this AP specific? - len += sprintf(buf+len,"promiscuousMode: 0x%04X\n", lp->promiscuousMode ); - len += sprintf(buf+len,"DownloadFirmware: 0x%04X\n", lp->DownloadFirmware ); // 0 - 2 (0 [None] | 1 [STA] | 2 [AP]) - len += sprintf(buf+len,"AuthKeyMgmtSuite: 0x%04X\n", lp->AuthKeyMgmtSuite ); - len += sprintf(buf+len,"loadBalancing: 0x%04X\n", lp->loadBalancing ); - len += sprintf(buf+len,"mediumDistribution: 0x%04X\n", lp->mediumDistribution ); - len += sprintf(buf+len,"txPowLevel: 0x%04X\n", lp->txPowLevel ); -// len += sprintf(buf+len,"shortRetryLimit: 0x%04X\n", lp->shortRetryLimit ); -// len += sprintf(buf+len,"longRetryLimit: 0x%04X\n", lp->longRetryLimit ); + seq_printf(m, "authentication: 0x%04X\n", lp->authentication ); // is this AP specific? + seq_printf(m, "promiscuousMode: 0x%04X\n", lp->promiscuousMode ); + seq_printf(m, "DownloadFirmware: 0x%04X\n", lp->DownloadFirmware ); // 0 - 2 (0 [None] | 1 [STA] | 2 [AP]) + seq_printf(m, "AuthKeyMgmtSuite: 0x%04X\n", lp->AuthKeyMgmtSuite ); + seq_printf(m, "loadBalancing: 0x%04X\n", lp->loadBalancing ); + seq_printf(m, "mediumDistribution: 0x%04X\n", lp->mediumDistribution ); + seq_printf(m, "txPowLevel: 0x%04X\n", lp->txPowLevel ); +// seq_printf(m, "shortRetryLimit: 0x%04X\n", lp->shortRetryLimit ); +// seq_printf(m, "longRetryLimit: 0x%04X\n", lp->longRetryLimit ); //x hcf_16 srsc[2]; //x hcf_16 brsc[2]; - len += sprintf(buf+len,"connectionControl: 0x%04X\n", lp->connectionControl ); + seq_printf(m, "connectionControl: 0x%04X\n", lp->connectionControl ); //x //hcf_16 probeDataRates[2]; - len += sprintf(buf+len,"ownBeaconInterval: 0x%04X\n", lp->ownBeaconInterval ); - len += sprintf(buf+len,"coexistence: 0x%04X\n", lp->coexistence ); + seq_printf(m, "ownBeaconInterval: 0x%04X\n", lp->ownBeaconInterval ); + seq_printf(m, "coexistence: 0x%04X\n", lp->coexistence ); //x WVLAN_FRAME "txF: 0x%04X\n", lp->txF ); //x WVLAN_LFRAME txList[DEFAULT_NUM_TX_FRAMES]; //x struct list_head "txFree: 0x%04X\n", lp->txFree ); //x struct list_head txQ[WVLAN_MAX_TX_QUEUES]; - len += sprintf(buf+len,"netif_queue_on: 0x%04X\n", lp->netif_queue_on ); - len += sprintf(buf+len,"txQ_count: 0x%04X\n", lp->txQ_count ); + seq_printf(m, "netif_queue_on: 0x%04X\n", lp->netif_queue_on ); + seq_printf(m, "txQ_count: 0x%04X\n", lp->txQ_count ); //x DESC_STRCT "desc_rx: 0x%04X\n", lp->desc_rx ); //x DESC_STRCT "desc_tx: 0x%04X\n", lp->desc_tx ); //x WVLAN_PORT_STATE "portState: 0x%04X\n", lp->portState ); //x ScanResult "scan_results: 0x%04X\n", lp->scan_results ); //x ProbeResult "probe_results: 0x%04X\n", lp->probe_results ); - len += sprintf(buf+len,"probe_num_aps: 0x%04X\n", lp->probe_num_aps ); - len += sprintf(buf+len,"use_dma: 0x%04X\n", lp->use_dma ); + seq_printf(m, "probe_num_aps: 0x%04X\n", lp->probe_num_aps ); + seq_printf(m, "use_dma: 0x%04X\n", lp->use_dma ); //x DMA_STRCT "dma: 0x%04X\n", lp->dma ); #ifdef USE_RTS - len += sprintf(buf+len,"useRTS: 0x%04X\n", lp->useRTS ); + seq_printf(m, "useRTS: 0x%04X\n", lp->useRTS ); #endif // USE_RTS #if 1 //;? (HCF_TYPE) & HCF_TYPE_AP //;?should we restore this to allow smaller memory footprint //;?I guess not. This should be brought under Debug mode only - len += sprintf(buf+len,"DTIMPeriod: 0x%04X\n", lp->DTIMPeriod ); // 1 - 255 (1) - len += sprintf(buf+len,"multicastPMBuffering: 0x%04X\n", lp->multicastPMBuffering ); - len += sprintf(buf+len,"RejectAny: 0x%04X\n", lp->RejectAny ); // 0 - 1 (0) - len += sprintf(buf+len,"ExcludeUnencrypted: 0x%04X\n", lp->ExcludeUnencrypted ); // 0 - 1 (1) - len += sprintf(buf+len,"intraBSSRelay: 0x%04X\n", lp->intraBSSRelay ); - len += sprintf(buf+len,"wlags49_type: 0x%08lX\n", lp->wlags49_type ); + seq_printf(m, "DTIMPeriod: 0x%04X\n", lp->DTIMPeriod ); // 1 - 255 (1) + seq_printf(m, "multicastPMBuffering: 0x%04X\n", lp->multicastPMBuffering ); + seq_printf(m, "RejectAny: 0x%04X\n", lp->RejectAny ); // 0 - 1 (0) + seq_printf(m, "ExcludeUnencrypted: 0x%04X\n", lp->ExcludeUnencrypted ); // 0 - 1 (1) + seq_printf(m, "intraBSSRelay: 0x%04X\n", lp->intraBSSRelay ); + seq_printf(m, "wlags49_type: 0x%08lX\n", lp->wlags49_type ); #ifdef USE_WDS //x WVLAN_WDS_IF wds_port[NUM_WDS_PORTS]; #endif // USE_WDS #endif // HCF_AP } else if ( lp->wlags49_type == 2 ){ - len += sprintf(buf+len,"tallies to be added\n" ); + seq_printf(m, "tallies to be added\n" ); //Hermes Tallies (IFB substructure) { - p = &lp->hcfCtx.IFB_NIC_Tallies; - len += sprintf(buf+len,"TxUnicastFrames: %08lX\n", p->TxUnicastFrames ); - len += sprintf(buf+len,"TxMulticastFrames: %08lX\n", p->TxMulticastFrames ); - len += sprintf(buf+len,"TxFragments: %08lX\n", p->TxFragments ); - len += sprintf(buf+len,"TxUnicastOctets: %08lX\n", p->TxUnicastOctets ); - len += sprintf(buf+len,"TxMulticastOctets: %08lX\n", p->TxMulticastOctets ); - len += sprintf(buf+len,"TxDeferredTransmissions: %08lX\n", p->TxDeferredTransmissions ); - len += sprintf(buf+len,"TxSingleRetryFrames: %08lX\n", p->TxSingleRetryFrames ); - len += sprintf(buf+len,"TxMultipleRetryFrames: %08lX\n", p->TxMultipleRetryFrames ); - len += sprintf(buf+len,"TxRetryLimitExceeded: %08lX\n", p->TxRetryLimitExceeded ); - len += sprintf(buf+len,"TxDiscards: %08lX\n", p->TxDiscards ); - len += sprintf(buf+len,"RxUnicastFrames: %08lX\n", p->RxUnicastFrames ); - len += sprintf(buf+len,"RxMulticastFrames: %08lX\n", p->RxMulticastFrames ); - len += sprintf(buf+len,"RxFragments: %08lX\n", p->RxFragments ); - len += sprintf(buf+len,"RxUnicastOctets: %08lX\n", p->RxUnicastOctets ); - len += sprintf(buf+len,"RxMulticastOctets: %08lX\n", p->RxMulticastOctets ); - len += sprintf(buf+len,"RxFCSErrors: %08lX\n", p->RxFCSErrors ); - len += sprintf(buf+len,"RxDiscardsNoBuffer: %08lX\n", p->RxDiscardsNoBuffer ); - len += sprintf(buf+len,"TxDiscardsWrongSA: %08lX\n", p->TxDiscardsWrongSA ); - len += sprintf(buf+len,"RxWEPUndecryptable: %08lX\n", p->RxWEPUndecryptable ); - len += sprintf(buf+len,"RxMsgInMsgFragments: %08lX\n", p->RxMsgInMsgFragments ); - len += sprintf(buf+len,"RxMsgInBadMsgFragments: %08lX\n", p->RxMsgInBadMsgFragments ); - len += sprintf(buf+len,"RxDiscardsWEPICVError: %08lX\n", p->RxDiscardsWEPICVError ); - len += sprintf(buf+len,"RxDiscardsWEPExcluded: %08lX\n", p->RxDiscardsWEPExcluded ); + p = &lp->hcfCtx.IFB_NIC_Tallies; + seq_printf(m, "TxUnicastFrames: %08lX\n", p->TxUnicastFrames ); + seq_printf(m, "TxMulticastFrames: %08lX\n", p->TxMulticastFrames ); + seq_printf(m, "TxFragments: %08lX\n", p->TxFragments ); + seq_printf(m, "TxUnicastOctets: %08lX\n", p->TxUnicastOctets ); + seq_printf(m, "TxMulticastOctets: %08lX\n", p->TxMulticastOctets ); + seq_printf(m, "TxDeferredTransmissions: %08lX\n", p->TxDeferredTransmissions ); + seq_printf(m, "TxSingleRetryFrames: %08lX\n", p->TxSingleRetryFrames ); + seq_printf(m, "TxMultipleRetryFrames: %08lX\n", p->TxMultipleRetryFrames ); + seq_printf(m, "TxRetryLimitExceeded: %08lX\n", p->TxRetryLimitExceeded ); + seq_printf(m, "TxDiscards: %08lX\n", p->TxDiscards ); + seq_printf(m, "RxUnicastFrames: %08lX\n", p->RxUnicastFrames ); + seq_printf(m, "RxMulticastFrames: %08lX\n", p->RxMulticastFrames ); + seq_printf(m, "RxFragments: %08lX\n", p->RxFragments ); + seq_printf(m, "RxUnicastOctets: %08lX\n", p->RxUnicastOctets ); + seq_printf(m, "RxMulticastOctets: %08lX\n", p->RxMulticastOctets ); + seq_printf(m, "RxFCSErrors: %08lX\n", p->RxFCSErrors ); + seq_printf(m, "RxDiscardsNoBuffer: %08lX\n", p->RxDiscardsNoBuffer ); + seq_printf(m, "TxDiscardsWrongSA: %08lX\n", p->TxDiscardsWrongSA ); + seq_printf(m, "RxWEPUndecryptable: %08lX\n", p->RxWEPUndecryptable ); + seq_printf(m, "RxMsgInMsgFragments: %08lX\n", p->RxMsgInMsgFragments ); + seq_printf(m, "RxMsgInBadMsgFragments: %08lX\n", p->RxMsgInBadMsgFragments ); + seq_printf(m, "RxDiscardsWEPICVError: %08lX\n", p->RxDiscardsWEPICVError ); + seq_printf(m, "RxDiscardsWEPExcluded: %08lX\n", p->RxDiscardsWEPExcluded ); #if (HCF_EXT) & HCF_EXT_TALLIES_FW - //to be added ;? + //to be added ;? #endif // HCF_EXT_TALLIES_FW } else if ( lp->wlags49_type & 0x8000 ) { //;?kludgy but it is unclear to me were else to place this #if DBG @@ -3761,27 +3760,19 @@ int scull_read_procmem(char *buf, char **start, off_t offset, int len, int *eof, #endif // DBG lp->wlags49_type = 0; //default to IFB again ;? } else { - len += sprintf(buf+len,"unknown value for wlags49_type: 0x%08lX\n", lp->wlags49_type ); - len += sprintf(buf+len,"0x0000 - IFB\n" ); - len += sprintf(buf+len,"0x0001 - wl_private\n" ); - len += sprintf(buf+len,"0x0002 - Tallies\n" ); - len += sprintf(buf+len,"0x8xxx - Change debufflag\n" ); - len += sprintf(buf+len,"ERROR 0001\nWARNING 0002\nNOTICE 0004\nTRACE 0008\n" ); - len += sprintf(buf+len,"VERBOSE 0010\nPARAM 0020\nBREAK 0040\nRX 0100\n" ); - len += sprintf(buf+len,"TX 0200\nDS 0400\n" ); - } - return len; + seq_printf(m, "unknown value for wlags49_type: 0x%08lX\n", lp->wlags49_type ); + seq_puts(m, + "0x0000 - IFB\n" + "0x0001 - wl_private\n" + "0x0002 - Tallies\n" + "0x8xxx - Change debufflag\n" + "ERROR 0001\nWARNING 0002\nNOTICE 0004\nTRACE 0008\n" + "VERBOSE 0010\nPARAM 0020\nBREAK 0040\nRX 0100\n" + "TX 0200\nDS 0400\n"); + } + return 0; } // scull_read_procmem -static void proc_write(const char *name, write_proc_t *w, void *data) -{ - struct proc_dir_entry * entry = create_proc_entry(name, S_IFREG | S_IWUSR, NULL); - if (entry) { - entry->write_proc = w; - entry->data = data; - } -} // proc_write - static int write_int(struct file *file, const char *buffer, unsigned long count, void *data) { static char proc_number[11]; diff --git a/drivers/staging/zcache/ramster/tcp.c b/drivers/staging/zcache/ramster/tcp.c index aa2a1a763aa4..f6e1e5209d88 100644 --- a/drivers/staging/zcache/ramster/tcp.c +++ b/drivers/staging/zcache/ramster/tcp.c @@ -300,27 +300,22 @@ static u8 r2net_num_from_nn(struct r2net_node *nn) static int r2net_prep_nsw(struct r2net_node *nn, struct r2net_status_wait *nsw) { - int ret = 0; + int ret; - do { - if (!idr_pre_get(&nn->nn_status_idr, GFP_ATOMIC)) { - ret = -EAGAIN; - break; - } - spin_lock(&nn->nn_lock); - ret = idr_get_new(&nn->nn_status_idr, nsw, &nsw->ns_id); - if (ret == 0) - list_add_tail(&nsw->ns_node_item, - &nn->nn_status_list); - spin_unlock(&nn->nn_lock); - } while (ret == -EAGAIN); + spin_lock(&nn->nn_lock); + ret = idr_alloc(&nn->nn_status_idr, nsw, 0, 0, GFP_ATOMIC); + if (ret >= 0) { + nsw->ns_id = ret; + list_add_tail(&nsw->ns_node_item, &nn->nn_status_list); + } + spin_unlock(&nn->nn_lock); - if (ret == 0) { + if (ret >= 0) { init_waitqueue_head(&nsw->ns_wq); nsw->ns_sys_status = R2NET_ERR_NONE; nsw->ns_status = 0; + return 0; } - return ret; } diff --git a/drivers/target/iscsi/iscsi_target_auth.c b/drivers/target/iscsi/iscsi_target_auth.c index db0cf7c8adde..a0fc7b9eea65 100644 --- a/drivers/target/iscsi/iscsi_target_auth.c +++ b/drivers/target/iscsi/iscsi_target_auth.c @@ -166,6 +166,7 @@ static int chap_server_compute_md5( { char *endptr; unsigned long id; + unsigned char id_as_uchar; unsigned char digest[MD5_SIGNATURE_SIZE]; unsigned char type, response[MD5_SIGNATURE_SIZE * 2 + 2]; unsigned char identifier[10], *challenge = NULL; @@ -355,7 +356,9 @@ static int chap_server_compute_md5( goto out; } - sg_init_one(&sg, &id, 1); + /* To handle both endiannesses */ + id_as_uchar = id; + sg_init_one(&sg, &id_as_uchar, 1); ret = crypto_hash_update(&desc, &sg, 1); if (ret < 0) { pr_err("crypto_hash_update() failed for id\n"); diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c index 2d444b1ccd33..7c908141cc8a 100644 --- a/drivers/target/loopback/tcm_loop.c +++ b/drivers/target/loopback/tcm_loop.c @@ -79,11 +79,10 @@ static void tcm_loop_release_cmd(struct se_cmd *se_cmd) kmem_cache_free(tcm_loop_cmd_cache, tl_cmd); } -static int tcm_loop_proc_info(struct Scsi_Host *host, char *buffer, - char **start, off_t offset, - int length, int inout) +static int tcm_loop_show_info(struct seq_file *m, struct Scsi_Host *host) { - return sprintf(buffer, "tcm_loop_proc_info()\n"); + seq_printf(m, "tcm_loop_proc_info()\n"); + return 0; } static int tcm_loop_driver_probe(struct device *); @@ -336,7 +335,7 @@ static int tcm_loop_slave_configure(struct scsi_device *sd) } static struct scsi_host_template tcm_loop_driver_template = { - .proc_info = tcm_loop_proc_info, + .show_info = tcm_loop_show_info, .proc_name = "tcm_loopback", .name = "TCM_Loopback", .queuecommand = tcm_loop_queuecommand, diff --git a/drivers/target/target_core_file.h b/drivers/target/target_core_file.h index bc02b018ae46..37ffc5bd2399 100644 --- a/drivers/target/target_core_file.h +++ b/drivers/target/target_core_file.h @@ -7,7 +7,7 @@ #define FD_DEVICE_QUEUE_DEPTH 32 #define FD_MAX_DEVICE_QUEUE_DEPTH 128 #define FD_BLOCKSIZE 512 -#define FD_MAX_SECTORS 1024 +#define FD_MAX_SECTORS 2048 #define RRF_EMULATE_CDB 0x01 #define RRF_GOT_LBA 0x02 diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index 82e78d72fdb6..e992b27aa090 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -883,7 +883,14 @@ pscsi_map_sg(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, pr_debug("PSCSI: i: %d page: %p len: %d off: %d\n", i, page, len, off); - while (len > 0 && data_len > 0) { + /* + * We only have one page of data in each sg element, + * we can not cross a page boundary. + */ + if (off + len > PAGE_SIZE) + goto fail; + + if (len > 0 && data_len > 0) { bytes = min_t(unsigned int, len, PAGE_SIZE - off); bytes = min(bytes, data_len); @@ -940,9 +947,7 @@ pscsi_map_sg(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, bio = NULL; } - len -= bytes; data_len -= bytes; - off = 0; } } diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c index 290230de2c53..60d4b5185f32 100644 --- a/drivers/target/target_core_sbc.c +++ b/drivers/target/target_core_sbc.c @@ -464,8 +464,11 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) break; case SYNCHRONIZE_CACHE: case SYNCHRONIZE_CACHE_16: - if (!ops->execute_sync_cache) - return TCM_UNSUPPORTED_SCSI_OPCODE; + if (!ops->execute_sync_cache) { + size = 0; + cmd->execute_cmd = sbc_emulate_noop; + break; + } /* * Extract LBA and range to be flushed for emulated SYNCHRONIZE_CACHE diff --git a/drivers/target/target_core_tpg.c b/drivers/target/target_core_tpg.c index 9169d6a5d7e4..aac9d2727e3c 100644 --- a/drivers/target/target_core_tpg.c +++ b/drivers/target/target_core_tpg.c @@ -711,7 +711,8 @@ int core_tpg_register( if (se_tpg->se_tpg_type == TRANSPORT_TPG_TYPE_NORMAL) { if (core_tpg_setup_virtual_lun0(se_tpg) < 0) { - kfree(se_tpg); + array_free(se_tpg->tpg_lun_list, + TRANSPORT_MAX_LUNS_PER_TPG); return -ENOMEM; } } diff --git a/drivers/thermal/dove_thermal.c b/drivers/thermal/dove_thermal.c index 7b0bfa0e7a9c..3078c403b42d 100644 --- a/drivers/thermal/dove_thermal.c +++ b/drivers/thermal/dove_thermal.c @@ -143,22 +143,18 @@ static int dove_thermal_probe(struct platform_device *pdev) if (!priv) return -ENOMEM; - priv->sensor = devm_request_and_ioremap(&pdev->dev, res); - if (!priv->sensor) { - dev_err(&pdev->dev, "Failed to request_ioremap memory\n"); - return -EADDRNOTAVAIL; - } + priv->sensor = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(priv->sensor)) + return PTR_ERR(priv->sensor); res = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (!res) { dev_err(&pdev->dev, "Failed to get platform resource\n"); return -ENODEV; } - priv->control = devm_request_and_ioremap(&pdev->dev, res); - if (!priv->control) { - dev_err(&pdev->dev, "Failed to request_ioremap memory\n"); - return -EADDRNOTAVAIL; - } + priv->control = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(priv->control)) + return PTR_ERR(priv->control); ret = dove_init_sensor(priv); if (ret) { diff --git a/drivers/thermal/exynos_thermal.c b/drivers/thermal/exynos_thermal.c index e04ebd8671ac..46568c078dee 100644 --- a/drivers/thermal/exynos_thermal.c +++ b/drivers/thermal/exynos_thermal.c @@ -476,7 +476,7 @@ static int exynos_register_thermal(struct thermal_sensor_conf *sensor_conf) if (IS_ERR(th_zone->therm_dev)) { pr_err("Failed to register thermal zone device\n"); - ret = -EINVAL; + ret = PTR_ERR(th_zone->therm_dev); goto err_unregister; } th_zone->mode = THERMAL_DEVICE_ENABLED; diff --git a/drivers/thermal/kirkwood_thermal.c b/drivers/thermal/kirkwood_thermal.c index 65cb4f09e8f6..e5500edb5285 100644 --- a/drivers/thermal/kirkwood_thermal.c +++ b/drivers/thermal/kirkwood_thermal.c @@ -85,11 +85,9 @@ static int kirkwood_thermal_probe(struct platform_device *pdev) if (!priv) return -ENOMEM; - priv->sensor = devm_request_and_ioremap(&pdev->dev, res); - if (!priv->sensor) { - dev_err(&pdev->dev, "Failed to request_ioremap memory\n"); - return -EADDRNOTAVAIL; - } + priv->sensor = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(priv->sensor)) + return PTR_ERR(priv->sensor); thermal = thermal_zone_device_register("kirkwood_thermal", 0, 0, priv, &ops, NULL, 0, 0); diff --git a/drivers/thermal/rcar_thermal.c b/drivers/thermal/rcar_thermal.c index 28f091994013..2cc5b6115e3e 100644 --- a/drivers/thermal/rcar_thermal.c +++ b/drivers/thermal/rcar_thermal.c @@ -145,6 +145,7 @@ static int rcar_thermal_update_temp(struct rcar_thermal_priv *priv) struct device *dev = rcar_priv_to_dev(priv); int i; int ctemp, old, new; + int ret = -EINVAL; mutex_lock(&priv->lock); @@ -174,7 +175,7 @@ static int rcar_thermal_update_temp(struct rcar_thermal_priv *priv) if (!ctemp) { dev_err(dev, "thermal sensor was broken\n"); - return -EINVAL; + goto err_out_unlock; } /* @@ -192,10 +193,10 @@ static int rcar_thermal_update_temp(struct rcar_thermal_priv *priv) dev_dbg(dev, "thermal%d %d -> %d\n", priv->id, priv->ctemp, ctemp); priv->ctemp = ctemp; - + ret = 0; +err_out_unlock: mutex_unlock(&priv->lock); - - return 0; + return ret; } static int rcar_thermal_get_temp(struct thermal_zone_device *zone, @@ -363,6 +364,7 @@ static int rcar_thermal_probe(struct platform_device *pdev) struct resource *res, *irq; int mres = 0; int i; + int ret = -ENODEV; int idle = IDLE_INTERVAL; common = devm_kzalloc(dev, sizeof(*common), GFP_KERNEL); @@ -399,11 +401,9 @@ static int rcar_thermal_probe(struct platform_device *pdev) /* * rcar_has_irq_support() will be enabled */ - common->base = devm_request_and_ioremap(dev, res); - if (!common->base) { - dev_err(dev, "Unable to ioremap thermal register\n"); - return -ENOMEM; - } + common->base = devm_ioremap_resource(dev, res); + if (IS_ERR(common->base)) + return PTR_ERR(common->base); /* enable temperature comparation */ rcar_thermal_common_write(common, ENR, 0x00030303); @@ -422,11 +422,9 @@ static int rcar_thermal_probe(struct platform_device *pdev) return -ENOMEM; } - priv->base = devm_request_and_ioremap(dev, res); - if (!priv->base) { - dev_err(dev, "Unable to ioremap priv register\n"); - return -ENOMEM; - } + priv->base = devm_ioremap_resource(dev, res); + if (IS_ERR(priv->base)) + return PTR_ERR(priv->base); priv->common = common; priv->id = i; @@ -441,6 +439,7 @@ static int rcar_thermal_probe(struct platform_device *pdev) idle); if (IS_ERR(priv->zone)) { dev_err(dev, "can't register thermal zone\n"); + ret = PTR_ERR(priv->zone); goto error_unregister; } @@ -460,7 +459,7 @@ error_unregister: rcar_thermal_for_each_priv(priv, common) thermal_zone_device_unregister(priv->zone); - return -ENODEV; + return ret; } static int rcar_thermal_remove(struct platform_device *pdev) diff --git a/drivers/tty/hvc/hvcs.c b/drivers/tty/hvc/hvcs.c index 1956593ee89d..81e939e90c4c 100644 --- a/drivers/tty/hvc/hvcs.c +++ b/drivers/tty/hvc/hvcs.c @@ -881,17 +881,12 @@ static struct vio_driver hvcs_vio_driver = { /* Only called from hvcs_get_pi please */ static void hvcs_set_pi(struct hvcs_partner_info *pi, struct hvcs_struct *hvcsd) { - int clclength; - hvcsd->p_unit_address = pi->unit_address; hvcsd->p_partition_ID = pi->partition_ID; - clclength = strlen(&pi->location_code[0]); - if (clclength > HVCS_CLC_LENGTH) - clclength = HVCS_CLC_LENGTH; /* copy the null-term char too */ - strncpy(&hvcsd->p_location_code[0], - &pi->location_code[0], clclength + 1); + strlcpy(&hvcsd->p_location_code[0], + &pi->location_code[0], sizeof(hvcsd->p_location_code)); } /* diff --git a/drivers/tty/serial/8250/8250.c b/drivers/tty/serial/8250/8250.c index 0efc815a4968..cf6a5383748a 100644 --- a/drivers/tty/serial/8250/8250.c +++ b/drivers/tty/serial/8250/8250.c @@ -301,7 +301,28 @@ static const struct serial8250_config uart_config[] = { }, [PORT_8250_CIR] = { .name = "CIR port" - } + }, + [PORT_ALTR_16550_F32] = { + .name = "Altera 16550 FIFO32", + .fifo_size = 32, + .tx_loadsz = 32, + .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, + .flags = UART_CAP_FIFO | UART_CAP_AFE, + }, + [PORT_ALTR_16550_F64] = { + .name = "Altera 16550 FIFO64", + .fifo_size = 64, + .tx_loadsz = 64, + .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, + .flags = UART_CAP_FIFO | UART_CAP_AFE, + }, + [PORT_ALTR_16550_F128] = { + .name = "Altera 16550 FIFO128", + .fifo_size = 128, + .tx_loadsz = 128, + .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, + .flags = UART_CAP_FIFO | UART_CAP_AFE, + }, }; /* Uart divisor latch read */ @@ -3396,3 +3417,32 @@ module_param_array(probe_rsa, ulong, &probe_rsa_count, 0444); MODULE_PARM_DESC(probe_rsa, "Probe I/O ports for RSA"); #endif MODULE_ALIAS_CHARDEV_MAJOR(TTY_MAJOR); + +#ifndef MODULE +/* This module was renamed to 8250_core in 3.7. Keep the old "8250" name + * working as well for the module options so we don't break people. We + * need to keep the names identical and the convenient macros will happily + * refuse to let us do that by failing the build with redefinition errors + * of global variables. So we stick them inside a dummy function to avoid + * those conflicts. The options still get parsed, and the redefined + * MODULE_PARAM_PREFIX lets us keep the "8250." syntax alive. + * + * This is hacky. I'm sorry. + */ +static void __used s8250_options(void) +{ +#undef MODULE_PARAM_PREFIX +#define MODULE_PARAM_PREFIX "8250." + + module_param_cb(share_irqs, ¶m_ops_uint, &share_irqs, 0644); + module_param_cb(nr_uarts, ¶m_ops_uint, &nr_uarts, 0644); + module_param_cb(skip_txen_test, ¶m_ops_uint, &skip_txen_test, 0644); +#ifdef CONFIG_SERIAL_8250_RSA + __module_param_call(MODULE_PARAM_PREFIX, probe_rsa, + ¶m_array_ops, .arr = &__param_arr_probe_rsa, + 0444, -1); +#endif +} +#else +MODULE_ALIAS("8250"); +#endif diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index 791c5a77ec61..aa76825229dc 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -1571,6 +1571,7 @@ pci_wch_ch353_setup(struct serial_private *priv, /* Unknown vendors/cards - this should not be in linux/pci_ids.h */ #define PCI_SUBDEVICE_ID_UNKNOWN_0x1584 0x1584 +#define PCI_SUBDEVICE_ID_UNKNOWN_0x1588 0x1588 /* * Master list of serial port init/setup/exit quirks. @@ -1852,15 +1853,6 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = { }, { .vendor = PCI_VENDOR_ID_PLX, - .device = PCI_DEVICE_ID_PLX_9050, - .subvendor = PCI_VENDOR_ID_PLX, - .subdevice = PCI_SUBDEVICE_ID_UNKNOWN_0x1584, - .init = pci_plx9050_init, - .setup = pci_default_setup, - .exit = pci_plx9050_exit, - }, - { - .vendor = PCI_VENDOR_ID_PLX, .device = PCI_DEVICE_ID_PLX_ROMULUS, .subvendor = PCI_VENDOR_ID_PLX, .subdevice = PCI_DEVICE_ID_PLX_ROMULUS, @@ -3733,7 +3725,12 @@ static struct pci_device_id serial_pci_tbl[] = { { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, PCI_VENDOR_ID_PLX, PCI_SUBDEVICE_ID_UNKNOWN_0x1584, 0, 0, - pbn_b0_4_115200 }, + pbn_b2_4_115200 }, + /* Unknown card - subdevice 0x1588 */ + { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, + PCI_VENDOR_ID_PLX, + PCI_SUBDEVICE_ID_UNKNOWN_0x1588, 0, 0, + pbn_b2_8_115200 }, { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050, PCI_SUBVENDOR_ID_KEYSPAN, PCI_SUBDEVICE_ID_KEYSPAN_SX2, 0, 0, @@ -4791,6 +4788,10 @@ static struct pci_device_id serial_pci_tbl[] = { PCI_VENDOR_ID_IBM, 0x0299, 0, 0, pbn_b0_bt_2_115200 }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835, + 0x1000, 0x0012, + 0, 0, pbn_b0_bt_2_115200 }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9901, 0xA000, 0x1000, 0, 0, pbn_b0_1_115200 }, diff --git a/drivers/tty/serial/8250/8250_pnp.c b/drivers/tty/serial/8250/8250_pnp.c index 35d9ab95c5cb..b3455a970a1d 100644 --- a/drivers/tty/serial/8250/8250_pnp.c +++ b/drivers/tty/serial/8250/8250_pnp.c @@ -429,6 +429,7 @@ serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id) { struct uart_8250_port uart; int ret, line, flags = dev_id->driver_data; + struct resource *res = NULL; if (flags & UNKNOWN_DEV) { ret = serial_pnp_guess_board(dev); @@ -439,11 +440,12 @@ serial_pnp_probe(struct pnp_dev *dev, const struct pnp_device_id *dev_id) memset(&uart, 0, sizeof(uart)); if (pnp_irq_valid(dev, 0)) uart.port.irq = pnp_irq(dev, 0); - if ((flags & CIR_PORT) && pnp_port_valid(dev, 2)) { - uart.port.iobase = pnp_port_start(dev, 2); - uart.port.iotype = UPIO_PORT; - } else if (pnp_port_valid(dev, 0)) { - uart.port.iobase = pnp_port_start(dev, 0); + if ((flags & CIR_PORT) && pnp_port_valid(dev, 2)) + res = pnp_get_resource(dev, IORESOURCE_IO, 2); + else if (pnp_port_valid(dev, 0)) + res = pnp_get_resource(dev, IORESOURCE_IO, 0); + if (pnp_resource_enabled(res)) { + uart.port.iobase = res->start; uart.port.iotype = UPIO_PORT; } else if (pnp_mem_valid(dev, 0)) { uart.port.mapbase = pnp_mem_start(dev, 0); diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index cf9210db9fa9..7e7006fd404e 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -211,14 +211,14 @@ config SERIAL_SAMSUNG config SERIAL_SAMSUNG_UARTS_4 bool depends on PLAT_SAMSUNG - default y if !(CPU_S3C2410 || SERIAL_S3C2412 || CPU_S3C2440 || CPU_S3C2442) + default y if !(CPU_S3C2410 || CPU_S3C2412 || CPU_S3C2440 || CPU_S3C2442) help Internal node for the common case of 4 Samsung compatible UARTs config SERIAL_SAMSUNG_UARTS int depends on PLAT_SAMSUNG - default 6 if ARCH_S5P6450 + default 6 if CPU_S5P6450 default 4 if SERIAL_SAMSUNG_UARTS_4 || CPU_S3C2416 default 3 help diff --git a/drivers/tty/serial/bcm63xx_uart.c b/drivers/tty/serial/bcm63xx_uart.c index 719594e5fc21..52a3ecd40421 100644 --- a/drivers/tty/serial/bcm63xx_uart.c +++ b/drivers/tty/serial/bcm63xx_uart.c @@ -235,7 +235,7 @@ static const char *bcm_uart_type(struct uart_port *port) */ static void bcm_uart_do_rx(struct uart_port *port) { - struct tty_port *port = &port->state->port; + struct tty_port *tty_port = &port->state->port; unsigned int max_count; /* limit number of char read in interrupt, should not be @@ -260,7 +260,7 @@ static void bcm_uart_do_rx(struct uart_port *port) bcm_uart_writel(port, val, UART_CTL_REG); port->icount.overrun++; - tty_insert_flip_char(port, 0, TTY_OVERRUN); + tty_insert_flip_char(tty_port, 0, TTY_OVERRUN); } if (!(iestat & UART_IR_STAT(UART_IR_RXNOTEMPTY))) @@ -299,11 +299,11 @@ static void bcm_uart_do_rx(struct uart_port *port) if ((cstat & port->ignore_status_mask) == 0) - tty_insert_flip_char(port, c, flag); + tty_insert_flip_char(tty_port, c, flag); } while (--max_count); - tty_flip_buffer_push(port); + tty_flip_buffer_push(tty_port); } /* diff --git a/drivers/tty/serial/mpc52xx_uart.c b/drivers/tty/serial/mpc52xx_uart.c index c0e1fad51be7..018bad922554 100644 --- a/drivers/tty/serial/mpc52xx_uart.c +++ b/drivers/tty/serial/mpc52xx_uart.c @@ -550,7 +550,7 @@ static int mpc512x_psc_clock(struct uart_port *port, int enable) return 0; psc_num = (port->mapbase & 0xf00) >> 8; - snprintf(clk_name, sizeof(clk_name), "psc%d_clk", psc_num); + snprintf(clk_name, sizeof(clk_name), "psc%d_mclk", psc_num); psc_clk = clk_get(port->dev, clk_name); if (IS_ERR(psc_clk)) { dev_err(port->dev, "Failed to get PSC clock entry!\n"); diff --git a/drivers/tty/serial/of_serial.c b/drivers/tty/serial/of_serial.c index d5874605682b..b025d5438275 100644 --- a/drivers/tty/serial/of_serial.c +++ b/drivers/tty/serial/of_serial.c @@ -241,6 +241,12 @@ static struct of_device_id of_platform_serial_table[] = { { .compatible = "ns16850", .data = (void *)PORT_16850, }, { .compatible = "nvidia,tegra20-uart", .data = (void *)PORT_TEGRA, }, { .compatible = "nxp,lpc3220-uart", .data = (void *)PORT_LPC3220, }, + { .compatible = "altr,16550-FIFO32", + .data = (void *)PORT_ALTR_16550_F32, }, + { .compatible = "altr,16550-FIFO64", + .data = (void *)PORT_ALTR_16550_F64, }, + { .compatible = "altr,16550-FIFO128", + .data = (void *)PORT_ALTR_16550_F128, }, #ifdef CONFIG_SERIAL_OF_PLATFORM_NWPSERIAL { .compatible = "ibm,qpace-nwp-serial", .data = (void *)PORT_NWPSERIAL, }, diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index a400002dfa84..19cc749f8386 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -1711,7 +1711,7 @@ static int uart_proc_show(struct seq_file *m, void *v) static int uart_proc_open(struct inode *inode, struct file *file) { - return single_open(file, uart_proc_show, PDE(inode)->data); + return single_open(file, uart_proc_show, PDE_DATA(inode)); } static const struct file_operations uart_proc_fops = { diff --git a/drivers/tty/serial/sunsu.c b/drivers/tty/serial/sunsu.c index e343d6670854..451687cb9685 100644 --- a/drivers/tty/serial/sunsu.c +++ b/drivers/tty/serial/sunsu.c @@ -968,6 +968,7 @@ static struct uart_ops sunsu_pops = { #define UART_NR 4 static struct uart_sunsu_port sunsu_ports[UART_NR]; +static int nr_inst; /* Number of already registered ports */ #ifdef CONFIG_SERIO @@ -1337,13 +1338,8 @@ static int __init sunsu_console_setup(struct console *co, char *options) printk("Console: ttyS%d (SU)\n", (sunsu_reg.minor - 64) + co->index); - /* - * Check whether an invalid uart number has been specified, and - * if so, search for the first available port that does have - * console support. - */ - if (co->index >= UART_NR) - co->index = 0; + if (co->index > nr_inst) + return -ENODEV; port = &sunsu_ports[co->index].port; /* @@ -1408,7 +1404,6 @@ static enum su_type su_get_type(struct device_node *dp) static int su_probe(struct platform_device *op) { - static int inst; struct device_node *dp = op->dev.of_node; struct uart_sunsu_port *up; struct resource *rp; @@ -1418,16 +1413,16 @@ static int su_probe(struct platform_device *op) type = su_get_type(dp); if (type == SU_PORT_PORT) { - if (inst >= UART_NR) + if (nr_inst >= UART_NR) return -EINVAL; - up = &sunsu_ports[inst]; + up = &sunsu_ports[nr_inst]; } else { up = kzalloc(sizeof(*up), GFP_KERNEL); if (!up) return -ENOMEM; } - up->port.line = inst; + up->port.line = nr_inst; spin_lock_init(&up->port.lock); @@ -1461,6 +1456,8 @@ static int su_probe(struct platform_device *op) } dev_set_drvdata(&op->dev, up); + nr_inst++; + return 0; } @@ -1488,7 +1485,7 @@ static int su_probe(struct platform_device *op) dev_set_drvdata(&op->dev, up); - inst++; + nr_inst++; return 0; diff --git a/drivers/tty/serial/vt8500_serial.c b/drivers/tty/serial/vt8500_serial.c index a3f9dd5c9dff..705240e6c4ec 100644 --- a/drivers/tty/serial/vt8500_serial.c +++ b/drivers/tty/serial/vt8500_serial.c @@ -611,14 +611,7 @@ static int vt8500_serial_probe(struct platform_device *pdev) vt8500_port->uart.dev = &pdev->dev; vt8500_port->uart.flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF; - vt8500_port->clk = of_clk_get(pdev->dev.of_node, 0); - if (!IS_ERR(vt8500_port->clk)) { - vt8500_port->uart.uartclk = clk_get_rate(vt8500_port->clk); - } else { - /* use the default of 24Mhz if not specified and warn */ - pr_warn("%s: serial clock source not specified\n", __func__); - vt8500_port->uart.uartclk = 24000000; - } + vt8500_port->uart.uartclk = clk_get_rate(vt8500_port->clk); snprintf(vt8500_port->name, sizeof(vt8500_port->name), "VT8500 UART%d", pdev->id); diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c index bb119934e76c..578aa7594b11 100644 --- a/drivers/tty/tty_buffer.c +++ b/drivers/tty/tty_buffer.c @@ -425,7 +425,7 @@ static void flush_to_ldisc(struct work_struct *work) struct tty_ldisc *disc; tty = port->itty; - if (WARN_RATELIMIT(tty == NULL, "tty is NULL\n")) + if (tty == NULL) return; disc = tty_ldisc_ref(tty); diff --git a/drivers/tty/vt/vc_screen.c b/drivers/tty/vt/vc_screen.c index e4ca345873c3..d7799deacb21 100644 --- a/drivers/tty/vt/vc_screen.c +++ b/drivers/tty/vt/vc_screen.c @@ -93,7 +93,7 @@ vcs_poll_data_free(struct vcs_poll_data *poll) static struct vcs_poll_data * vcs_poll_data_get(struct file *file) { - struct vcs_poll_data *poll = file->private_data; + struct vcs_poll_data *poll = file->private_data, *kill = NULL; if (poll) return poll; @@ -122,10 +122,12 @@ vcs_poll_data_get(struct file *file) file->private_data = poll; } else { /* someone else raced ahead of us */ - vcs_poll_data_free(poll); + kill = poll; poll = file->private_data; } spin_unlock(&file->f_lock); + if (kill) + vcs_poll_data_free(kill); return poll; } diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile index f5ed3d75fa5a..8f5ebced5df0 100644 --- a/drivers/usb/Makefile +++ b/drivers/usb/Makefile @@ -46,7 +46,7 @@ obj-$(CONFIG_USB_MICROTEK) += image/ obj-$(CONFIG_USB_SERIAL) += serial/ obj-$(CONFIG_USB) += misc/ -obj-$(CONFIG_USB_COMMON) += phy/ +obj-$(CONFIG_USB_OTG_UTILS) += phy/ obj-$(CONFIG_EARLY_PRINTK_DBGP) += early/ obj-$(CONFIG_USB_ATM) += atm/ diff --git a/drivers/usb/c67x00/c67x00-sched.c b/drivers/usb/c67x00/c67x00-sched.c index a03fbc15fa9c..aa491627a45b 100644 --- a/drivers/usb/c67x00/c67x00-sched.c +++ b/drivers/usb/c67x00/c67x00-sched.c @@ -100,7 +100,7 @@ struct c67x00_urb_priv { #define TD_PIDEP_OFFSET 0x04 #define TD_PIDEPMASK_PID 0xF0 #define TD_PIDEPMASK_EP 0x0F -#define TD_PORTLENMASK_DL 0x02FF +#define TD_PORTLENMASK_DL 0x03FF #define TD_PORTLENMASK_PN 0xC000 #define TD_STATUS_OFFSET 0x07 @@ -590,7 +590,7 @@ static int c67x00_create_td(struct c67x00_hcd *c67x00, struct urb *urb, { struct c67x00_td *td; struct c67x00_urb_priv *urbp = urb->hcpriv; - const __u8 active_flag = 1, retry_cnt = 1; + const __u8 active_flag = 1, retry_cnt = 3; __u8 cmd = 0; int tt = 0; diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c index 2f45bba8561d..f64fbea1cf20 100644 --- a/drivers/usb/chipidea/udc.c +++ b/drivers/usb/chipidea/udc.c @@ -1767,7 +1767,7 @@ static int udc_start(struct ci13xxx *ci) goto put_transceiver; } - retval = dbg_create_files(&ci->gadget.dev); + retval = dbg_create_files(ci->dev); if (retval) goto unreg_device; @@ -1796,7 +1796,7 @@ remove_trans: dev_err(dev, "error = %i\n", retval); remove_dbg: - dbg_remove_files(&ci->gadget.dev); + dbg_remove_files(ci->dev); unreg_device: device_unregister(&ci->gadget.dev); put_transceiver: @@ -1836,7 +1836,7 @@ static void udc_stop(struct ci13xxx *ci) if (ci->global_phy) usb_put_phy(ci->transceiver); } - dbg_remove_files(&ci->gadget.dev); + dbg_remove_files(ci->dev); device_unregister(&ci->gadget.dev); /* my kobject is dynamic, I swear! */ memset(&ci->gadget, 0, sizeof(ci->gadget)); diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 8ac25adf31b4..387dc6c8ad25 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -593,7 +593,6 @@ static void acm_port_destruct(struct tty_port *port) dev_dbg(&acm->control->dev, "%s\n", __func__); - tty_unregister_device(acm_tty_driver, acm->minor); acm_release_minor(acm); usb_put_intf(acm->control); kfree(acm->country_codes); @@ -977,6 +976,8 @@ static int acm_probe(struct usb_interface *intf, int num_rx_buf; int i; int combined_interfaces = 0; + struct device *tty_dev; + int rv = -ENOMEM; /* normal quirks */ quirks = (unsigned long)id->driver_info; @@ -1339,11 +1340,24 @@ skip_countries: usb_set_intfdata(data_interface, acm); usb_get_intf(control_interface); - tty_port_register_device(&acm->port, acm_tty_driver, minor, + tty_dev = tty_port_register_device(&acm->port, acm_tty_driver, minor, &control_interface->dev); + if (IS_ERR(tty_dev)) { + rv = PTR_ERR(tty_dev); + goto alloc_fail8; + } return 0; +alloc_fail8: + if (acm->country_codes) { + device_remove_file(&acm->control->dev, + &dev_attr_wCountryCodes); + device_remove_file(&acm->control->dev, + &dev_attr_iCountryCodeRelDate); + } + device_remove_file(&acm->control->dev, &dev_attr_bmCapabilities); alloc_fail7: + usb_set_intfdata(intf, NULL); for (i = 0; i < ACM_NW; i++) usb_free_urb(acm->wb[i].urb); alloc_fail6: @@ -1359,7 +1373,7 @@ alloc_fail2: acm_release_minor(acm); kfree(acm); alloc_fail: - return -ENOMEM; + return rv; } static void stop_data_traffic(struct acm *acm) @@ -1411,6 +1425,8 @@ static void acm_disconnect(struct usb_interface *intf) stop_data_traffic(acm); + tty_unregister_device(acm_tty_driver, acm->minor); + usb_free_urb(acm->ctrlurb); for (i = 0; i < ACM_NW; i++) usb_free_urb(acm->wb[i].urb); diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index 5f0cb417b736..122d056d96d5 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -56,6 +56,7 @@ MODULE_DEVICE_TABLE (usb, wdm_ids); #define WDM_RESPONDING 7 #define WDM_SUSPENDING 8 #define WDM_RESETTING 9 +#define WDM_OVERFLOW 10 #define WDM_MAX 16 @@ -155,6 +156,7 @@ static void wdm_in_callback(struct urb *urb) { struct wdm_device *desc = urb->context; int status = urb->status; + int length = urb->actual_length; spin_lock(&desc->iuspin); clear_bit(WDM_RESPONDING, &desc->flags); @@ -185,9 +187,17 @@ static void wdm_in_callback(struct urb *urb) } desc->rerr = status; - desc->reslength = urb->actual_length; - memmove(desc->ubuf + desc->length, desc->inbuf, desc->reslength); - desc->length += desc->reslength; + if (length + desc->length > desc->wMaxCommand) { + /* The buffer would overflow */ + set_bit(WDM_OVERFLOW, &desc->flags); + } else { + /* we may already be in overflow */ + if (!test_bit(WDM_OVERFLOW, &desc->flags)) { + memmove(desc->ubuf + desc->length, desc->inbuf, length); + desc->length += length; + desc->reslength = length; + } + } skip_error: wake_up(&desc->wait); @@ -435,6 +445,11 @@ retry: rv = -ENODEV; goto err; } + if (test_bit(WDM_OVERFLOW, &desc->flags)) { + clear_bit(WDM_OVERFLOW, &desc->flags); + rv = -ENOBUFS; + goto err; + } i++; if (file->f_flags & O_NONBLOCK) { if (!test_bit(WDM_READ, &desc->flags)) { @@ -478,6 +493,7 @@ retry: spin_unlock_irq(&desc->iuspin); goto retry; } + if (!desc->reslength) { /* zero length read */ dev_dbg(&desc->intf->dev, "%s: zero length - clearing WDM_READ\n", __func__); clear_bit(WDM_READ, &desc->flags); @@ -1004,6 +1020,7 @@ static int wdm_post_reset(struct usb_interface *intf) struct wdm_device *desc = wdm_find_device(intf); int rv; + clear_bit(WDM_OVERFLOW, &desc->flags); clear_bit(WDM_RESETTING, &desc->flags); rv = recover_from_urb_loss(desc); mutex_unlock(&desc->wlock); diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c index 622b4a48e732..2b487d4797bd 100644 --- a/drivers/usb/core/hcd-pci.c +++ b/drivers/usb/core/hcd-pci.c @@ -173,6 +173,7 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) struct hc_driver *driver; struct usb_hcd *hcd; int retval; + int hcd_irq = 0; if (usb_disabled()) return -ENODEV; @@ -187,15 +188,19 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) return -ENODEV; dev->current_state = PCI_D0; - /* The xHCI driver supports MSI and MSI-X, - * so don't fail if the BIOS doesn't provide a legacy IRQ. + /* + * The xHCI driver has its own irq management + * make sure irq setup is not touched for xhci in generic hcd code */ - if (!dev->irq && (driver->flags & HCD_MASK) != HCD_USB3) { - dev_err(&dev->dev, - "Found HC with no IRQ. Check BIOS/PCI %s setup!\n", - pci_name(dev)); - retval = -ENODEV; - goto disable_pci; + if ((driver->flags & HCD_MASK) != HCD_USB3) { + if (!dev->irq) { + dev_err(&dev->dev, + "Found HC with no IRQ. Check BIOS/PCI %s setup!\n", + pci_name(dev)); + retval = -ENODEV; + goto disable_pci; + } + hcd_irq = dev->irq; } hcd = usb_create_hcd(driver, &dev->dev, pci_name(dev)); @@ -245,7 +250,7 @@ int usb_hcd_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) pci_set_master(dev); - retval = usb_add_hcd(hcd, dev->irq, IRQF_SHARED); + retval = usb_add_hcd(hcd, hcd_irq, IRQF_SHARED); if (retval != 0) goto unmap_registers; set_hs_companion(dev, hcd); diff --git a/drivers/usb/core/usb-acpi.c b/drivers/usb/core/usb-acpi.c index cef4252bb31a..b6f4bad3f756 100644 --- a/drivers/usb/core/usb-acpi.c +++ b/drivers/usb/core/usb-acpi.c @@ -210,9 +210,14 @@ static int usb_acpi_find_device(struct device *dev, acpi_handle *handle) return 0; } +static bool usb_acpi_bus_match(struct device *dev) +{ + return is_usb_device(dev) || is_usb_port(dev); +} + static struct acpi_bus_type usb_acpi_bus = { - .bus = &usb_bus_type, - .find_bridge = usb_acpi_find_device, + .name = "USB", + .match = usb_acpi_bus_match, .find_device = usb_acpi_find_device, }; diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 999909451e37..ffa6b004a84b 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -583,6 +583,7 @@ static int dwc3_remove(struct platform_device *pdev) break; } + dwc3_free_event_buffers(dwc); dwc3_core_exit(dwc); return 0; diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c index b50da53e9a52..b082bec7343e 100644 --- a/drivers/usb/dwc3/dwc3-exynos.c +++ b/drivers/usb/dwc3/dwc3-exynos.c @@ -23,8 +23,6 @@ #include <linux/usb/nop-usb-xceiv.h> #include <linux/of.h> -#include "core.h" - struct dwc3_exynos { struct platform_device *dwc3; struct platform_device *usb2_phy; diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c index 22f337f57219..afa05e3c9cf4 100644 --- a/drivers/usb/dwc3/dwc3-omap.c +++ b/drivers/usb/dwc3/dwc3-omap.c @@ -54,8 +54,6 @@ #include <linux/usb/otg.h> #include <linux/usb/nop-usb-xceiv.h> -#include "core.h" - /* * All these registers belong to OMAP's Wrapper around the * DesignWare USB3 Core. @@ -465,20 +463,20 @@ static int dwc3_omap_remove(struct platform_device *pdev) return 0; } -static const struct of_device_id of_dwc3_matach[] = { +static const struct of_device_id of_dwc3_match[] = { { "ti,dwc3", }, { }, }; -MODULE_DEVICE_TABLE(of, of_dwc3_matach); +MODULE_DEVICE_TABLE(of, of_dwc3_match); static struct platform_driver dwc3_omap_driver = { .probe = dwc3_omap_probe, .remove = dwc3_omap_remove, .driver = { .name = "omap-dwc3", - .of_match_table = of_dwc3_matach, + .of_match_table = of_dwc3_match, }, }; diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 7d70f44567d2..e8d77689a322 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -45,8 +45,6 @@ #include <linux/usb/otg.h> #include <linux/usb/nop-usb-xceiv.h> -#include "core.h" - /* FIXME define these in <linux/pci_ids.h> */ #define PCI_VENDOR_ID_SYNOPSYS 0x16c3 #define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3 0xabcd diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index d7da073a23fe..1d139ca05ef1 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -891,7 +891,8 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc, DWC3_TRBCTL_CONTROL_DATA); } else if (!IS_ALIGNED(req->request.length, dep->endpoint.maxpacket) && (dep->number == 0)) { - u32 transfer_size; + u32 transfer_size; + u32 maxpacket; ret = usb_gadget_map_request(&dwc->gadget, &req->request, dep->number); @@ -902,8 +903,8 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc, WARN_ON(req->request.length > DWC3_EP0_BOUNCE_SIZE); - transfer_size = roundup(req->request.length, - (u32) dep->endpoint.maxpacket); + maxpacket = dep->endpoint.maxpacket; + transfer_size = roundup(req->request.length, maxpacket); dwc->ep0_bounced = true; diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index a04342f6cbfa..82e160e96fca 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -2159,7 +2159,6 @@ static void dwc3_gadget_phy_suspend(struct dwc3 *dwc, u8 speed) static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc) { - struct dwc3_gadget_ep_cmd_params params; struct dwc3_ep *dep; int ret; u32 reg; @@ -2167,8 +2166,6 @@ static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc) dev_vdbg(dwc->dev, "%s\n", __func__); - memset(¶ms, 0x00, sizeof(params)); - reg = dwc3_readl(dwc->regs, DWC3_DSTS); speed = reg & DWC3_DSTS_CONNECTSPD; dwc->speed = speed; diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile index 97a13c349cc5..82fb22511356 100644 --- a/drivers/usb/gadget/Makefile +++ b/drivers/usb/gadget/Makefile @@ -35,6 +35,12 @@ mv_udc-y := mv_udc_core.o obj-$(CONFIG_USB_FUSB300) += fusb300_udc.o obj-$(CONFIG_USB_MV_U3D) += mv_u3d_core.o +# USB Functions +obj-$(CONFIG_USB_F_ACM) += f_acm.o +f_ss_lb-y := f_loopback.o f_sourcesink.o +obj-$(CONFIG_USB_F_SS_LB) += f_ss_lb.o +obj-$(CONFIG_USB_U_SERIAL) += u_serial.o + # # USB gadget drivers # @@ -74,9 +80,3 @@ obj-$(CONFIG_USB_G_WEBCAM) += g_webcam.o obj-$(CONFIG_USB_G_NCM) += g_ncm.o obj-$(CONFIG_USB_G_ACM_MS) += g_acm_ms.o obj-$(CONFIG_USB_GADGET_TARGET) += tcm_usb_gadget.o - -# USB Functions -obj-$(CONFIG_USB_F_ACM) += f_acm.o -f_ss_lb-y := f_loopback.o f_sourcesink.o -obj-$(CONFIG_USB_F_SS_LB) += f_ss_lb.o -obj-$(CONFIG_USB_U_SERIAL) += u_serial.o diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c index 45dd2929a671..88966e0508a5 100644 --- a/drivers/usb/gadget/at91_udc.c +++ b/drivers/usb/gadget/at91_udc.c @@ -221,7 +221,7 @@ static int proc_udc_show(struct seq_file *s, void *unused) static int proc_udc_open(struct inode *inode, struct file *file) { - return single_open(file, proc_udc_show, PDE(inode)->data); + return single_open(file, proc_udc_show, PDE_DATA(inode)); } static const struct file_operations proc_ops = { diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 7c821de8ce3d..c0d62b278610 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -1757,10 +1757,7 @@ static const struct usb_gadget_driver composite_driver_template = { /** * usb_composite_probe() - register a composite driver * @driver: the driver to register - * @bind: the callback used to allocate resources that are shared across the - * whole device, such as string IDs, and add its configurations using - * @usb_add_config(). This may fail by returning a negative errno - * value; it should return zero on successful initialization. + * * Context: single threaded during gadget setup * * This function is used to register drivers using the composite driver diff --git a/drivers/usb/gadget/f_fs.c b/drivers/usb/gadget/f_fs.c index 38388d7844fc..f394f295d63d 100644 --- a/drivers/usb/gadget/f_fs.c +++ b/drivers/usb/gadget/f_fs.c @@ -727,7 +727,6 @@ static long ffs_ep0_ioctl(struct file *file, unsigned code, unsigned long value) } static const struct file_operations ffs_ep0_operations = { - .owner = THIS_MODULE, .llseek = no_llseek, .open = ffs_ep0_open, @@ -947,7 +946,6 @@ static long ffs_epfile_ioctl(struct file *file, unsigned code, } static const struct file_operations ffs_epfile_operations = { - .owner = THIS_MODULE, .llseek = no_llseek, .open = ffs_epfile_open, @@ -1235,6 +1233,7 @@ static struct file_system_type ffs_fs_type = { .mount = ffs_fs_mount, .kill_sb = ffs_fs_kill_sb, }; +MODULE_ALIAS_FS("functionfs"); /* Driver's main init/cleanup functions *************************************/ diff --git a/drivers/usb/gadget/f_rndis.c b/drivers/usb/gadget/f_rndis.c index 71beeb833558..cc9c49c57c80 100644 --- a/drivers/usb/gadget/f_rndis.c +++ b/drivers/usb/gadget/f_rndis.c @@ -447,14 +447,13 @@ static void rndis_response_complete(struct usb_ep *ep, struct usb_request *req) static void rndis_command_complete(struct usb_ep *ep, struct usb_request *req) { struct f_rndis *rndis = req->context; - struct usb_composite_dev *cdev = rndis->port.func.config->cdev; int status; /* received RNDIS command from USB_CDC_SEND_ENCAPSULATED_COMMAND */ // spin_lock(&dev->lock); status = rndis_msg_parser(rndis->config, (u8 *) req->buf); if (status < 0) - ERROR(cdev, "RNDIS command error %d, %d/%d\n", + pr_err("RNDIS command error %d, %d/%d\n", status, req->actual, req->length); // spin_unlock(&dev->lock); } diff --git a/drivers/usb/gadget/f_uac1.c b/drivers/usb/gadget/f_uac1.c index f570e667a640..fa8ea4ea00c1 100644 --- a/drivers/usb/gadget/f_uac1.c +++ b/drivers/usb/gadget/f_uac1.c @@ -418,6 +418,7 @@ static int audio_get_intf_req(struct usb_function *f, req->context = audio; req->complete = f_audio_complete; + len = min_t(size_t, sizeof(value), len); memcpy(req->buf, &value, len); return len; diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c index 04d5fef1440c..ede70ffe1ab4 100644 --- a/drivers/usb/gadget/fsl_udc_core.c +++ b/drivers/usb/gadget/fsl_udc_core.c @@ -2038,47 +2038,37 @@ static int fsl_udc_stop(struct usb_gadget *g, static const char proc_filename[] = "driver/fsl_usb2_udc"; -static int fsl_proc_read(char *page, char **start, off_t off, int count, - int *eof, void *_dev) +static int fsl_proc_read(struct seq_file *m, void *v) { - char *buf = page; - char *next = buf; - unsigned size = count; unsigned long flags; - int t, i; + int i; u32 tmp_reg; struct fsl_ep *ep = NULL; struct fsl_req *req; struct fsl_udc *udc = udc_controller; - if (off != 0) - return 0; spin_lock_irqsave(&udc->lock, flags); /* ------basic driver information ---- */ - t = scnprintf(next, size, + seq_printf(m, DRIVER_DESC "\n" "%s version: %s\n" "Gadget driver: %s\n\n", driver_name, DRIVER_VERSION, udc->driver ? udc->driver->driver.name : "(none)"); - size -= t; - next += t; /* ------ DR Registers ----- */ tmp_reg = fsl_readl(&dr_regs->usbcmd); - t = scnprintf(next, size, + seq_printf(m, "USBCMD reg:\n" "SetupTW: %d\n" "Run/Stop: %s\n\n", (tmp_reg & USB_CMD_SUTW) ? 1 : 0, (tmp_reg & USB_CMD_RUN_STOP) ? "Run" : "Stop"); - size -= t; - next += t; tmp_reg = fsl_readl(&dr_regs->usbsts); - t = scnprintf(next, size, + seq_printf(m, "USB Status Reg:\n" "Dr Suspend: %d Reset Received: %d System Error: %s " "USB Error Interrupt: %s\n\n", @@ -2086,11 +2076,9 @@ static int fsl_proc_read(char *page, char **start, off_t off, int count, (tmp_reg & USB_STS_RESET) ? 1 : 0, (tmp_reg & USB_STS_SYS_ERR) ? "Err" : "Normal", (tmp_reg & USB_STS_ERR) ? "Err detected" : "No err"); - size -= t; - next += t; tmp_reg = fsl_readl(&dr_regs->usbintr); - t = scnprintf(next, size, + seq_printf(m, "USB Interrupt Enable Reg:\n" "Sleep Enable: %d SOF Received Enable: %d " "Reset Enable: %d\n" @@ -2104,33 +2092,25 @@ static int fsl_proc_read(char *page, char **start, off_t off, int count, (tmp_reg & USB_INTR_PTC_DETECT_EN) ? 1 : 0, (tmp_reg & USB_INTR_ERR_INT_EN) ? 1 : 0, (tmp_reg & USB_INTR_INT_EN) ? 1 : 0); - size -= t; - next += t; tmp_reg = fsl_readl(&dr_regs->frindex); - t = scnprintf(next, size, + seq_printf(m, "USB Frame Index Reg: Frame Number is 0x%x\n\n", (tmp_reg & USB_FRINDEX_MASKS)); - size -= t; - next += t; tmp_reg = fsl_readl(&dr_regs->deviceaddr); - t = scnprintf(next, size, + seq_printf(m, "USB Device Address Reg: Device Addr is 0x%x\n\n", (tmp_reg & USB_DEVICE_ADDRESS_MASK)); - size -= t; - next += t; tmp_reg = fsl_readl(&dr_regs->endpointlistaddr); - t = scnprintf(next, size, + seq_printf(m, "USB Endpoint List Address Reg: " "Device Addr is 0x%x\n\n", (tmp_reg & USB_EP_LIST_ADDRESS_MASK)); - size -= t; - next += t; tmp_reg = fsl_readl(&dr_regs->portsc1); - t = scnprintf(next, size, + seq_printf(m, "USB Port Status&Control Reg:\n" "Port Transceiver Type : %s Port Speed: %s\n" "PHY Low Power Suspend: %s Port Reset: %s " @@ -2139,7 +2119,7 @@ static int fsl_proc_read(char *page, char **start, off_t off, int count, "Port Enable/Disable Change: %s\n" "Port Enabled/Disabled: %s " "Current Connect Status: %s\n\n", ( { - char *s; + const char *s; switch (tmp_reg & PORTSCX_PTS_FSLS) { case PORTSCX_PTS_UTMI: s = "UTMI"; break; @@ -2165,13 +2145,11 @@ static int fsl_proc_read(char *page, char **start, off_t off, int count, "Not correct", (tmp_reg & PORTSCX_CURRENT_CONNECT_STATUS) ? "Attached" : "Not-Att"); - size -= t; - next += t; tmp_reg = fsl_readl(&dr_regs->usbmode); - t = scnprintf(next, size, + seq_printf(m, "USB Mode Reg: Controller Mode is: %s\n\n", ( { - char *s; + const char *s; switch (tmp_reg & USB_MODE_CTRL_MODE_HOST) { case USB_MODE_CTRL_MODE_IDLE: s = "Idle"; break; @@ -2184,103 +2162,87 @@ static int fsl_proc_read(char *page, char **start, off_t off, int count, } s; } )); - size -= t; - next += t; tmp_reg = fsl_readl(&dr_regs->endptsetupstat); - t = scnprintf(next, size, + seq_printf(m, "Endpoint Setup Status Reg: SETUP on ep 0x%x\n\n", (tmp_reg & EP_SETUP_STATUS_MASK)); - size -= t; - next += t; for (i = 0; i < udc->max_ep / 2; i++) { tmp_reg = fsl_readl(&dr_regs->endptctrl[i]); - t = scnprintf(next, size, "EP Ctrl Reg [0x%x]: = [0x%x]\n", - i, tmp_reg); - size -= t; - next += t; + seq_printf(m, "EP Ctrl Reg [0x%x]: = [0x%x]\n", i, tmp_reg); } tmp_reg = fsl_readl(&dr_regs->endpointprime); - t = scnprintf(next, size, "EP Prime Reg = [0x%x]\n\n", tmp_reg); - size -= t; - next += t; + seq_printf(m, "EP Prime Reg = [0x%x]\n\n", tmp_reg); #ifndef CONFIG_ARCH_MXC if (udc->pdata->have_sysif_regs) { tmp_reg = usb_sys_regs->snoop1; - t = scnprintf(next, size, "Snoop1 Reg : = [0x%x]\n\n", tmp_reg); - size -= t; - next += t; + seq_printf(m, "Snoop1 Reg : = [0x%x]\n\n", tmp_reg); tmp_reg = usb_sys_regs->control; - t = scnprintf(next, size, "General Control Reg : = [0x%x]\n\n", - tmp_reg); - size -= t; - next += t; + seq_printf(m, "General Control Reg : = [0x%x]\n\n", tmp_reg); } #endif /* ------fsl_udc, fsl_ep, fsl_request structure information ----- */ ep = &udc->eps[0]; - t = scnprintf(next, size, "For %s Maxpkt is 0x%x index is 0x%x\n", + seq_printf(m, "For %s Maxpkt is 0x%x index is 0x%x\n", ep->ep.name, ep_maxpacket(ep), ep_index(ep)); - size -= t; - next += t; if (list_empty(&ep->queue)) { - t = scnprintf(next, size, "its req queue is empty\n\n"); - size -= t; - next += t; + seq_puts(m, "its req queue is empty\n\n"); } else { list_for_each_entry(req, &ep->queue, queue) { - t = scnprintf(next, size, + seq_printf(m, "req %p actual 0x%x length 0x%x buf %p\n", &req->req, req->req.actual, req->req.length, req->req.buf); - size -= t; - next += t; } } /* other gadget->eplist ep */ list_for_each_entry(ep, &udc->gadget.ep_list, ep.ep_list) { if (ep->ep.desc) { - t = scnprintf(next, size, + seq_printf(m, "\nFor %s Maxpkt is 0x%x " "index is 0x%x\n", ep->ep.name, ep_maxpacket(ep), ep_index(ep)); - size -= t; - next += t; if (list_empty(&ep->queue)) { - t = scnprintf(next, size, - "its req queue is empty\n\n"); - size -= t; - next += t; + seq_puts(m, "its req queue is empty\n\n"); } else { list_for_each_entry(req, &ep->queue, queue) { - t = scnprintf(next, size, + seq_printf(m, "req %p actual 0x%x length " "0x%x buf %p\n", &req->req, req->req.actual, req->req.length, req->req.buf); - size -= t; - next += t; - } /* end for each_entry of ep req */ - } /* end for else */ - } /* end for if(ep->queue) */ - } /* end (ep->desc) */ + } /* end for each_entry of ep req */ + } /* end for else */ + } /* end for if(ep->queue) */ + } /* end (ep->desc) */ spin_unlock_irqrestore(&udc->lock, flags); + return 0; +} - *eof = 1; - return count - size; +/* + * seq_file wrappers for procfile show routines. + */ +static int fsl_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, fsl_proc_read, NULL); } -#define create_proc_file() create_proc_read_entry(proc_filename, \ - 0, NULL, fsl_proc_read, NULL) +static const struct file_operations fsl_proc_fops = { + .open = fsl_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; +#define create_proc_file() proc_create(proc_filename, 0, NULL, &fsl_proc_fops) #define remove_proc_file() remove_proc_entry(proc_filename, NULL) #else /* !CONFIG_USB_GADGET_DEBUG_FILES */ diff --git a/drivers/usb/gadget/g_ffs.c b/drivers/usb/gadget/g_ffs.c index 3953dd4d7186..3b343b23e4b0 100644 --- a/drivers/usb/gadget/g_ffs.c +++ b/drivers/usb/gadget/g_ffs.c @@ -357,7 +357,7 @@ static int gfs_bind(struct usb_composite_dev *cdev) goto error; gfs_dev_desc.iProduct = gfs_strings[USB_GADGET_PRODUCT_IDX].id; - for (i = func_num; --i; ) { + for (i = func_num; i--; ) { ret = functionfs_bind(ffs_tab[i].ffs_data, cdev); if (unlikely(ret < 0)) { while (++i < func_num) @@ -413,7 +413,7 @@ static int gfs_unbind(struct usb_composite_dev *cdev) gether_cleanup(); gfs_ether_setup = false; - for (i = func_num; --i; ) + for (i = func_num; i--; ) if (ffs_tab[i].ffs_data) functionfs_unbind(ffs_tab[i].ffs_data); diff --git a/drivers/usb/gadget/goku_udc.c b/drivers/usb/gadget/goku_udc.c index 85742d4c67df..57a547049df5 100644 --- a/drivers/usb/gadget/goku_udc.c +++ b/drivers/usb/gadget/goku_udc.c @@ -35,6 +35,7 @@ #include <linux/list.h> #include <linux/interrupt.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/device.h> #include <linux/usb/ch9.h> #include <linux/usb/gadget.h> @@ -1008,7 +1009,7 @@ static const struct usb_gadget_ops goku_ops = { /*-------------------------------------------------------------------------*/ -static inline char *dmastr(void) +static inline const char *dmastr(void) { if (use_dma == 0) return "(dma disabled)"; @@ -1025,13 +1026,10 @@ static const char proc_node_name [] = "driver/udc"; #define FOURBITS "%s%s%s%s" #define EIGHTBITS FOURBITS FOURBITS -static void -dump_intmask(const char *label, u32 mask, char **next, unsigned *size) +static void dump_intmask(struct seq_file *m, const char *label, u32 mask) { - int t; - /* int_status is the same format ... */ - t = scnprintf(*next, *size, + seq_printf(m, "%s %05X =" FOURBITS EIGHTBITS EIGHTBITS "\n", label, mask, (mask & INT_PWRDETECT) ? " power" : "", @@ -1058,33 +1056,23 @@ dump_intmask(const char *label, u32 mask, char **next, unsigned *size) (mask & INT_ENDPOINT0) ? " ep0" : "", (mask & INT_USBRESET) ? " reset" : "", (mask & INT_SUSPEND) ? " suspend" : ""); - *size -= t; - *next += t; } -static int -udc_proc_read(char *buffer, char **start, off_t off, int count, - int *eof, void *_dev) +static int udc_proc_read(struct seq_file *m, void *v) { - char *buf = buffer; - struct goku_udc *dev = _dev; + struct goku_udc *dev = m->private; struct goku_udc_regs __iomem *regs = dev->regs; - char *next = buf; - unsigned size = count; unsigned long flags; - int i, t, is_usb_connected; + int i, is_usb_connected; u32 tmp; - if (off != 0) - return 0; - local_irq_save(flags); /* basic device status */ tmp = readl(®s->power_detect); is_usb_connected = tmp & PW_DETECT; - t = scnprintf(next, size, + seq_printf(m, "%s - %s\n" "%s version: %s %s\n" "Gadget driver: %s\n" @@ -1096,7 +1084,7 @@ udc_proc_read(char *buffer, char **start, off_t off, int count, is_usb_connected ? ((tmp & PW_PULLUP) ? "full speed" : "powered") : "disconnected", - ({char *state; + ({const char *state; switch(dev->ep0state){ case EP0_DISCONNECT: state = "ep0_disconnect"; break; case EP0_IDLE: state = "ep0_idle"; break; @@ -1108,27 +1096,24 @@ udc_proc_read(char *buffer, char **start, off_t off, int count, default: state = "ep0_?"; break; } state; }) ); - size -= t; - next += t; - dump_intmask("int_status", readl(®s->int_status), &next, &size); - dump_intmask("int_enable", readl(®s->int_enable), &next, &size); + dump_intmask(m, "int_status", readl(®s->int_status)); + dump_intmask(m, "int_enable", readl(®s->int_enable)); if (!is_usb_connected || !dev->driver || (tmp & PW_PULLUP) == 0) goto done; /* registers for (active) device and ep0 */ - t = scnprintf(next, size, "\nirqs %lu\ndataset %02x " + if (seq_printf(m, "\nirqs %lu\ndataset %02x " "single.bcs %02x.%02x state %x addr %u\n", dev->irqs, readl(®s->DataSet), readl(®s->EPxSingle), readl(®s->EPxBCS), readl(®s->UsbState), - readl(®s->address)); - size -= t; - next += t; + readl(®s->address)) < 0) + goto done; tmp = readl(®s->dma_master); - t = scnprintf(next, size, + if (seq_printf(m, "dma %03X =" EIGHTBITS "%s %s\n", tmp, (tmp & MST_EOPB_DIS) ? " eopb-" : "", (tmp & MST_EOPB_ENA) ? " eopb+" : "", @@ -1143,9 +1128,8 @@ udc_proc_read(char *buffer, char **start, off_t off, int count, (tmp & MST_WR_ENA) ? " OUT" : "", (tmp & MST_CONNECTION) ? "ep1in/ep2out" - : "ep1out/ep2in"); - size -= t; - next += t; + : "ep1out/ep2in") < 0) + goto done; /* dump endpoint queues */ for (i = 0; i < 4; i++) { @@ -1156,7 +1140,7 @@ udc_proc_read(char *buffer, char **start, off_t off, int count, continue; tmp = readl(ep->reg_status); - t = scnprintf(next, size, + if (seq_printf(m, "%s %s max %u %s, irqs %lu, " "status %02x (%s) " FOURBITS "\n", ep->ep.name, @@ -1189,18 +1173,12 @@ udc_proc_read(char *buffer, char **start, off_t off, int count, (tmp & EPxSTATUS_SUSPEND) ? " suspend" : "", (tmp & EPxSTATUS_FIFO_DISABLE) ? " disable" : "", (tmp & EPxSTATUS_STAGE_ERROR) ? " ep0stat" : "" - ); - if (t <= 0 || t > size) + ) < 0) goto done; - size -= t; - next += t; if (list_empty(&ep->queue)) { - t = scnprintf(next, size, "\t(nothing queued)\n"); - if (t <= 0 || t > size) + if (seq_puts(m, "\t(nothing queued)\n") < 0) goto done; - size -= t; - next += t; continue; } list_for_each_entry(req, &ep->queue, queue) { @@ -1214,23 +1192,34 @@ udc_proc_read(char *buffer, char **start, off_t off, int count, } else tmp = req->req.actual; - t = scnprintf(next, size, + if (seq_printf(m, "\treq %p len %u/%u buf %p\n", &req->req, tmp, req->req.length, - req->req.buf); - if (t <= 0 || t > size) + req->req.buf) < 0) goto done; - size -= t; - next += t; } } done: local_irq_restore(flags); - *eof = 1; - return count - size; + return 0; +} + +/* + * seq_file wrappers for procfile show routines. + */ +static int udc_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, udc_proc_read, PDE_DATA(file_inode(file))); } +static const struct file_operations udc_proc_fops = { + .open = udc_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + #endif /* CONFIG_USB_GADGET_DEBUG_FILES */ /*-------------------------------------------------------------------------*/ @@ -1807,7 +1796,7 @@ static int goku_probe(struct pci_dev *pdev, const struct pci_device_id *id) #ifdef CONFIG_USB_GADGET_DEBUG_FILES - create_proc_read_entry(proc_node_name, 0, NULL, udc_proc_read, dev); + proc_create_data(proc_node_name, 0, NULL, &udc_proc_fops, dev); #endif retval = device_register(&dev->gadget.dev); diff --git a/drivers/usb/gadget/imx_udc.c b/drivers/usb/gadget/imx_udc.c index 8efd7555fa21..5bd930d779b9 100644 --- a/drivers/usb/gadget/imx_udc.c +++ b/drivers/usb/gadget/imx_udc.c @@ -1334,27 +1334,18 @@ static int imx_udc_start(struct usb_gadget *gadget, struct usb_gadget_driver *driver) { struct imx_udc_struct *imx_usb; - int retval; imx_usb = container_of(gadget, struct imx_udc_struct, gadget); /* first hook up the driver ... */ imx_usb->driver = driver; imx_usb->gadget.dev.driver = &driver->driver; - retval = device_add(&imx_usb->gadget.dev); - if (retval) - goto fail; - D_INI(imx_usb->dev, "<%s> registered gadget driver '%s'\n", __func__, driver->driver.name); imx_udc_enable(imx_usb); return 0; -fail: - imx_usb->driver = NULL; - imx_usb->gadget.dev.driver = NULL; - return retval; } static int imx_udc_stop(struct usb_gadget *gadget, @@ -1370,8 +1361,6 @@ static int imx_udc_stop(struct usb_gadget *gadget, imx_usb->gadget.dev.driver = NULL; imx_usb->driver = NULL; - device_del(&imx_usb->gadget.dev); - D_INI(imx_usb->dev, "<%s> unregistered gadget driver '%s'\n", __func__, driver->driver.name); @@ -1477,6 +1466,10 @@ static int __init imx_udc_probe(struct platform_device *pdev) imx_usb->gadget.dev.parent = &pdev->dev; imx_usb->gadget.dev.dma_mask = pdev->dev.dma_mask; + ret = device_add(&imx_usb->gadget.dev); + if (retval) + goto fail4; + platform_set_drvdata(pdev, imx_usb); usb_init_data(imx_usb); @@ -1488,9 +1481,11 @@ static int __init imx_udc_probe(struct platform_device *pdev) ret = usb_add_gadget_udc(&pdev->dev, &imx_usb->gadget); if (ret) - goto fail4; + goto fail5; return 0; +fail5: + device_unregister(&imx_usb->gadget.dev); fail4: for (i = 0; i < IMX_USB_NB_EP + 1; i++) free_irq(imx_usb->usbd_int[i], imx_usb); @@ -1514,6 +1509,7 @@ static int __exit imx_udc_remove(struct platform_device *pdev) int i; usb_del_gadget_udc(&imx_usb->gadget); + device_unregister(&imx_usb->gadget.dev); imx_udc_disable(imx_usb); del_timer(&imx_usb->timer); diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c index 8ac840f25ba9..dda0dc4a5567 100644 --- a/drivers/usb/gadget/inode.c +++ b/drivers/usb/gadget/inode.c @@ -887,7 +887,6 @@ ep_open (struct inode *inode, struct file *fd) /* used before endpoint configuration */ static const struct file_operations ep_config_operations = { - .owner = THIS_MODULE, .llseek = no_llseek, .open = ep_open, @@ -1940,7 +1939,6 @@ dev_open (struct inode *inode, struct file *fd) } static const struct file_operations dev_init_operations = { - .owner = THIS_MODULE, .llseek = no_llseek, .open = dev_open, @@ -2105,6 +2103,7 @@ static struct file_system_type gadgetfs_type = { .mount = gadgetfs_mount, .kill_sb = gadgetfs_kill_sb, }; +MODULE_ALIAS_FS("gadgetfs"); /*----------------------------------------------------------------------*/ diff --git a/drivers/usb/gadget/lpc32xx_udc.c b/drivers/usb/gadget/lpc32xx_udc.c index aa04089d6899..1049d3745d7a 100644 --- a/drivers/usb/gadget/lpc32xx_udc.c +++ b/drivers/usb/gadget/lpc32xx_udc.c @@ -565,7 +565,7 @@ static int proc_udc_show(struct seq_file *s, void *unused) static int proc_udc_open(struct inode *inode, struct file *file) { - return single_open(file, proc_udc_show, PDE(inode)->data); + return single_open(file, proc_udc_show, PDE_DATA(inode)); } static const struct file_operations proc_ops = { diff --git a/drivers/usb/gadget/net2272.c b/drivers/usb/gadget/net2272.c index d226058e3b88..32524b631959 100644 --- a/drivers/usb/gadget/net2272.c +++ b/drivers/usb/gadget/net2272.c @@ -59,7 +59,7 @@ static const char * const ep_name[] = { }; #define DMA_ADDR_INVALID (~(dma_addr_t)0) -#ifdef CONFIG_USB_GADGET_NET2272_DMA +#ifdef CONFIG_USB_NET2272_DMA /* * use_dma: the NET2272 can use an external DMA controller. * Note that since there is no generic DMA api, some functions, @@ -1495,6 +1495,13 @@ stop_activity(struct net2272 *dev, struct usb_gadget_driver *driver) for (i = 0; i < 4; ++i) net2272_dequeue_all(&dev->ep[i]); + /* report disconnect; the driver is already quiesced */ + if (driver) { + spin_unlock(&dev->lock); + driver->disconnect(&dev->gadget); + spin_lock(&dev->lock); + } + net2272_usb_reinit(dev); } diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c index a1b650e11339..3bd0f992fb49 100644 --- a/drivers/usb/gadget/net2280.c +++ b/drivers/usb/gadget/net2280.c @@ -1924,7 +1924,6 @@ static int net2280_start(struct usb_gadget *_gadget, err_func: device_remove_file (&dev->pdev->dev, &dev_attr_function); err_unbind: - driver->unbind (&dev->gadget); dev->gadget.dev.driver = NULL; dev->driver = NULL; return retval; @@ -1946,6 +1945,13 @@ stop_activity (struct net2280 *dev, struct usb_gadget_driver *driver) for (i = 0; i < 7; i++) nuke (&dev->ep [i]); + /* report disconnect; the driver is already quiesced */ + if (driver) { + spin_unlock(&dev->lock); + driver->disconnect(&dev->gadget); + spin_lock(&dev->lock); + } + usb_reinit (dev); } diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c index 06be85c2b233..f8445653577f 100644 --- a/drivers/usb/gadget/omap_udc.c +++ b/drivers/usb/gadget/omap_udc.c @@ -62,6 +62,7 @@ #define DRIVER_VERSION "4 October 2004" #define OMAP_DMA_USB_W2FC_TX0 29 +#define OMAP_DMA_USB_W2FC_RX0 26 /* * The OMAP UDC needs _very_ early endpoint setup: before enabling the @@ -1310,7 +1311,7 @@ static int omap_pullup(struct usb_gadget *gadget, int is_on) } static int omap_udc_start(struct usb_gadget *g, - struct usb_gadget_driver *driver) + struct usb_gadget_driver *driver); static int omap_udc_stop(struct usb_gadget *g, struct usb_gadget_driver *driver); diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c index 2bbcdce942dc..d0f37484b6b0 100644 --- a/drivers/usb/gadget/pxa25x_udc.c +++ b/drivers/usb/gadget/pxa25x_udc.c @@ -1266,13 +1266,6 @@ static int pxa25x_udc_start(struct usb_gadget *g, dev->gadget.dev.driver = &driver->driver; dev->pullup = 1; - retval = device_add (&dev->gadget.dev); - if (retval) { - dev->driver = NULL; - dev->gadget.dev.driver = NULL; - return retval; - } - /* ... then enable host detection and ep0; and we're ready * for set_configuration as well as eventual disconnect. */ @@ -1310,6 +1303,10 @@ stop_activity(struct pxa25x_udc *dev, struct usb_gadget_driver *driver) } del_timer_sync(&dev->timer); + /* report disconnect; the driver is already quiesced */ + if (driver) + driver->disconnect(&dev->gadget); + /* re-init driver-visible data structures */ udc_reinit(dev); } @@ -1331,7 +1328,6 @@ static int pxa25x_udc_stop(struct usb_gadget*g, dev->gadget.dev.driver = NULL; dev->driver = NULL; - device_del (&dev->gadget.dev); dump_state(dev); return 0; @@ -2146,6 +2142,13 @@ static int __init pxa25x_udc_probe(struct platform_device *pdev) dev->gadget.dev.parent = &pdev->dev; dev->gadget.dev.dma_mask = pdev->dev.dma_mask; + retval = device_add(&dev->gadget.dev); + if (retval) { + dev->driver = NULL; + dev->gadget.dev.driver = NULL; + goto err_device_add; + } + the_controller = dev; platform_set_drvdata(pdev, dev); @@ -2196,6 +2199,8 @@ lubbock_fail0: free_irq(irq, dev); #endif err_irq1: + device_unregister(&dev->gadget.dev); + err_device_add: if (gpio_is_valid(dev->mach->gpio_pullup)) gpio_free(dev->mach->gpio_pullup); err_gpio_pullup: @@ -2217,10 +2222,11 @@ static int __exit pxa25x_udc_remove(struct platform_device *pdev) { struct pxa25x_udc *dev = platform_get_drvdata(pdev); - usb_del_gadget_udc(&dev->gadget); if (dev->driver) return -EBUSY; + usb_del_gadget_udc(&dev->gadget); + device_unregister(&dev->gadget.dev); dev->pullup = 0; pullup(dev); diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c index f7d25795821a..2fc867652ef5 100644 --- a/drivers/usb/gadget/pxa27x_udc.c +++ b/drivers/usb/gadget/pxa27x_udc.c @@ -1814,11 +1814,6 @@ static int pxa27x_udc_start(struct usb_gadget *g, udc->gadget.dev.driver = &driver->driver; dplus_pullup(udc, 1); - retval = device_add(&udc->gadget.dev); - if (retval) { - dev_err(udc->dev, "device_add error %d\n", retval); - goto fail; - } if (!IS_ERR_OR_NULL(udc->transceiver)) { retval = otg_set_peripheral(udc->transceiver->otg, &udc->gadget); @@ -1876,7 +1871,6 @@ static int pxa27x_udc_stop(struct usb_gadget *g, udc->driver = NULL; - device_del(&udc->gadget.dev); if (!IS_ERR_OR_NULL(udc->transceiver)) return otg_set_peripheral(udc->transceiver->otg, NULL); @@ -2480,13 +2474,24 @@ static int __init pxa_udc_probe(struct platform_device *pdev) driver_name, udc->irq, retval); goto err_irq; } + + retval = device_add(&udc->gadget.dev); + if (retval) { + dev_err(udc->dev, "device_add error %d\n", retval); + goto err_dev_add; + } + retval = usb_add_gadget_udc(&pdev->dev, &udc->gadget); if (retval) goto err_add_udc; pxa_init_debugfs(udc); + return 0; + err_add_udc: + device_unregister(&udc->gadget.dev); +err_dev_add: free_irq(udc->irq, udc); err_irq: iounmap(udc->regs); @@ -2507,6 +2512,7 @@ static int __exit pxa_udc_remove(struct platform_device *_dev) int gpio = udc->mach->gpio_pullup; usb_del_gadget_udc(&udc->gadget); + device_del(&udc->gadget.dev); usb_gadget_unregister_driver(udc->driver); free_irq(udc->irq, udc); pxa_cleanup_debugfs(udc); diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c index d9297eebbf73..1e4cfb05f70b 100644 --- a/drivers/usb/gadget/rndis.c +++ b/drivers/usb/gadget/rndis.c @@ -1065,7 +1065,7 @@ static int rndis_proc_show(struct seq_file *m, void *v) static ssize_t rndis_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { - rndis_params *p = PDE(file_inode(file))->data; + rndis_params *p = PDE_DATA(file_inode(file)); u32 speed = 0; int i, fl_speed = 0; @@ -1109,7 +1109,7 @@ static ssize_t rndis_proc_write(struct file *file, const char __user *buffer, static int rndis_proc_open(struct inode *inode, struct file *file) { - return single_open(file, rndis_proc_show, PDE(inode)->data); + return single_open(file, rndis_proc_show, PDE_DATA(inode)); } static const struct file_operations rndis_proc_fops = { diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c index fc07b4381286..08f89652533b 100644 --- a/drivers/usb/gadget/s3c2410_udc.c +++ b/drivers/usb/gadget/s3c2410_udc.c @@ -1668,8 +1668,7 @@ static void s3c2410_udc_enable(struct s3c2410_udc *dev) static int s3c2410_udc_start(struct usb_gadget *g, struct usb_gadget_driver *driver) { - struct s3c2410_udc *udc = to_s3c2410(g) - int retval; + struct s3c2410_udc *udc = to_s3c2410(g); dprintk(DEBUG_NORMAL, "%s() '%s'\n", __func__, driver->driver.name); @@ -1677,22 +1676,10 @@ static int s3c2410_udc_start(struct usb_gadget *g, udc->driver = driver; udc->gadget.dev.driver = &driver->driver; - /* Bind the driver */ - retval = device_add(&udc->gadget.dev); - if (retval) { - dev_err(&udc->gadget.dev, "Error in device_add() : %d\n", retval); - goto register_error; - } - /* Enable udc */ s3c2410_udc_enable(udc); return 0; - -register_error: - udc->driver = NULL; - udc->gadget.dev.driver = NULL; - return retval; } static int s3c2410_udc_stop(struct usb_gadget *g, @@ -1700,7 +1687,6 @@ static int s3c2410_udc_stop(struct usb_gadget *g, { struct s3c2410_udc *udc = to_s3c2410(g); - device_del(&udc->gadget.dev); udc->driver = NULL; /* Disable udc */ @@ -1842,6 +1828,13 @@ static int s3c2410_udc_probe(struct platform_device *pdev) udc->gadget.dev.parent = &pdev->dev; udc->gadget.dev.dma_mask = pdev->dev.dma_mask; + /* Bind the driver */ + retval = device_add(&udc->gadget.dev); + if (retval) { + dev_err(&udc->gadget.dev, "Error in device_add() : %d\n", retval); + goto err_device_add; + } + the_controller = udc; platform_set_drvdata(pdev, udc); @@ -1930,6 +1923,8 @@ err_gpio_claim: err_int: free_irq(IRQ_USBD, udc); err_map: + device_unregister(&udc->gadget.dev); +err_device_add: iounmap(base_addr); err_mem: release_mem_region(rsrc_start, rsrc_len); @@ -1947,10 +1942,11 @@ static int s3c2410_udc_remove(struct platform_device *pdev) dev_dbg(&pdev->dev, "%s()\n", __func__); - usb_del_gadget_udc(&udc->gadget); if (udc->driver) return -EBUSY; + usb_del_gadget_udc(&udc->gadget); + device_unregister(&udc->gadget.dev); debugfs_remove(udc->regs_info); if (udc_info && !udc_info->udc_command && diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c index c5034d9c946b..b369292d4b90 100644 --- a/drivers/usb/gadget/u_serial.c +++ b/drivers/usb/gadget/u_serial.c @@ -136,7 +136,7 @@ static struct portmaster { pr_debug(fmt, ##arg) #endif /* pr_vdebug */ #else -#ifndef pr_vdebig +#ifndef pr_vdebug #define pr_vdebug(fmt, arg...) \ ({ if (0) pr_debug(fmt, ##arg); }) #endif /* pr_vdebug */ diff --git a/drivers/usb/gadget/u_uac1.c b/drivers/usb/gadget/u_uac1.c index e0c5e88e03ed..c7d460f43390 100644 --- a/drivers/usb/gadget/u_uac1.c +++ b/drivers/usb/gadget/u_uac1.c @@ -240,8 +240,11 @@ static int gaudio_open_snd_dev(struct gaudio *card) snd = &card->playback; snd->filp = filp_open(fn_play, O_WRONLY, 0); if (IS_ERR(snd->filp)) { + int ret = PTR_ERR(snd->filp); + ERROR(card, "No such PCM playback device: %s\n", fn_play); snd->filp = NULL; + return ret; } pcm_file = snd->filp->private_data; snd->substream = pcm_file->substream; diff --git a/drivers/usb/gadget/udc-core.c b/drivers/usb/gadget/udc-core.c index 2a9cd369f71c..f8f62c3ed65e 100644 --- a/drivers/usb/gadget/udc-core.c +++ b/drivers/usb/gadget/udc-core.c @@ -216,7 +216,7 @@ static void usb_gadget_remove_driver(struct usb_udc *udc) usb_gadget_disconnect(udc->gadget); udc->driver->disconnect(udc->gadget); udc->driver->unbind(udc->gadget); - usb_gadget_udc_stop(udc->gadget, udc->driver); + usb_gadget_udc_stop(udc->gadget, NULL); udc->driver = NULL; udc->dev.driver = NULL; diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index b416a3fc9959..416a6dce5e11 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -302,6 +302,7 @@ static void ehci_quiesce (struct ehci_hcd *ehci) static void end_unlink_async(struct ehci_hcd *ehci); static void unlink_empty_async(struct ehci_hcd *ehci); +static void unlink_empty_async_suspended(struct ehci_hcd *ehci); static void ehci_work(struct ehci_hcd *ehci); static void start_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh); static void end_unlink_intr(struct ehci_hcd *ehci, struct ehci_qh *qh); @@ -748,11 +749,9 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd) /* guard against (alleged) silicon errata */ if (cmd & CMD_IAAD) ehci_dbg(ehci, "IAA with IAAD still set?\n"); - if (ehci->async_iaa) { + if (ehci->async_iaa) COUNT(ehci->stats.iaa); - end_unlink_async(ehci); - } else - ehci_dbg(ehci, "IAA with nothing unlinked?\n"); + end_unlink_async(ehci); } /* remote wakeup [4.3.1] */ diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c index 4d3b294f203e..7d06e77f6c4f 100644 --- a/drivers/usb/host/ehci-hub.c +++ b/drivers/usb/host/ehci-hub.c @@ -328,7 +328,7 @@ static int ehci_bus_suspend (struct usb_hcd *hcd) ehci->rh_state = EHCI_RH_SUSPENDED; end_unlink_async(ehci); - unlink_empty_async(ehci); + unlink_empty_async_suspended(ehci); ehci_handle_intr_unlinks(ehci); end_free_itds(ehci); diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index fd252f0cfb3a..23d136904285 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -135,7 +135,7 @@ qh_refresh (struct ehci_hcd *ehci, struct ehci_qh *qh) * qtd is updated in qh_completions(). Update the QH * overlay here. */ - if (cpu_to_hc32(ehci, qtd->qtd_dma) == qh->hw->hw_current) { + if (qh->hw->hw_token & ACTIVE_BIT(ehci)) { qh->hw->hw_qtd_next = qtd->hw_next; qtd = NULL; } @@ -449,11 +449,19 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh) else if (last_status == -EINPROGRESS && !urb->unlinked) continue; - /* qh unlinked; token in overlay may be most current */ - if (state == QH_STATE_IDLE - && cpu_to_hc32(ehci, qtd->qtd_dma) - == hw->hw_current) { + /* + * If this was the active qtd when the qh was unlinked + * and the overlay's token is active, then the overlay + * hasn't been written back to the qtd yet so use its + * token instead of the qtd's. After the qtd is + * processed and removed, the overlay won't be valid + * any more. + */ + if (state == QH_STATE_IDLE && + qh->qtd_list.next == &qtd->qtd_list && + (hw->hw_token & ACTIVE_BIT(ehci))) { token = hc32_to_cpu(ehci, hw->hw_token); + hw->hw_token &= ~ACTIVE_BIT(ehci); /* An unlink may leave an incomplete * async transaction in the TT buffer. @@ -1170,7 +1178,7 @@ static void single_unlink_async(struct ehci_hcd *ehci, struct ehci_qh *qh) struct ehci_qh *prev; /* Add to the end of the list of QHs waiting for the next IAAD */ - qh->qh_state = QH_STATE_UNLINK; + qh->qh_state = QH_STATE_UNLINK_WAIT; if (ehci->async_unlink) ehci->async_unlink_last->unlink_next = qh; else @@ -1213,9 +1221,19 @@ static void start_iaa_cycle(struct ehci_hcd *ehci, bool nested) /* Do only the first waiting QH (nVidia bug?) */ qh = ehci->async_unlink; - ehci->async_iaa = qh; - ehci->async_unlink = qh->unlink_next; - qh->unlink_next = NULL; + + /* + * Intel (?) bug: The HC can write back the overlay region + * even after the IAA interrupt occurs. In self-defense, + * always go through two IAA cycles for each QH. + */ + if (qh->qh_state == QH_STATE_UNLINK_WAIT) { + qh->qh_state = QH_STATE_UNLINK; + } else { + ehci->async_iaa = qh; + ehci->async_unlink = qh->unlink_next; + qh->unlink_next = NULL; + } /* Make sure the unlinks are all visible to the hardware */ wmb(); @@ -1298,6 +1316,19 @@ static void unlink_empty_async(struct ehci_hcd *ehci) } } +/* The root hub is suspended; unlink all the async QHs */ +static void unlink_empty_async_suspended(struct ehci_hcd *ehci) +{ + struct ehci_qh *qh; + + while (ehci->async->qh_next.qh) { + qh = ehci->async->qh_next.qh; + WARN_ON(!list_empty(&qh->qtd_list)); + single_unlink_async(ehci, qh); + } + start_iaa_cycle(ehci, false); +} + /* makes sure the async qh will become idle */ /* caller must own ehci->lock */ diff --git a/drivers/usb/host/ehci-timer.c b/drivers/usb/host/ehci-timer.c index 20dbdcbe9b0f..c3fa1305f830 100644 --- a/drivers/usb/host/ehci-timer.c +++ b/drivers/usb/host/ehci-timer.c @@ -304,7 +304,7 @@ static void ehci_iaa_watchdog(struct ehci_hcd *ehci) * (a) SMP races against real IAA firing and retriggering, and * (b) clean HC shutdown, when IAA watchdog was pending. */ - if (ehci->async_iaa) { + if (1) { u32 cmd, status; /* If we get here, IAA is *REALLY* late. It's barely diff --git a/drivers/usb/host/isp1362-hcd.c b/drivers/usb/host/isp1362-hcd.c index 974480c516fa..b04e8ece4d35 100644 --- a/drivers/usb/host/isp1362-hcd.c +++ b/drivers/usb/host/isp1362-hcd.c @@ -2175,7 +2175,7 @@ static int proc_isp1362_show(struct seq_file *s, void *unused) static int proc_isp1362_open(struct inode *inode, struct file *file) { - return single_open(file, proc_isp1362_show, PDE(inode)->data); + return single_open(file, proc_isp1362_show, PDE_DATA(inode)); } static const struct file_operations proc_ops = { @@ -2192,14 +2192,11 @@ static void create_debug_file(struct isp1362_hcd *isp1362_hcd) { struct proc_dir_entry *pde; - pde = create_proc_entry(proc_filename, 0, NULL); + pde = proc_create_data(proc_filename, 0, NULL, &proc_ops, isp1362_hcd); if (pde == NULL) { pr_warning("%s: Failed to create debug file '%s'\n", __func__, proc_filename); return; } - - pde->proc_fops = &proc_ops; - pde->data = isp1362_hcd; isp1362_hcd->pde = pde; } diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c index d62f0404baaa..313d0bbfff29 100644 --- a/drivers/usb/host/sl811-hcd.c +++ b/drivers/usb/host/sl811-hcd.c @@ -1494,7 +1494,7 @@ static int proc_sl811h_show(struct seq_file *s, void *unused) static int proc_sl811h_open(struct inode *inode, struct file *file) { - return single_open(file, proc_sl811h_show, PDE(inode)->data); + return single_open(file, proc_sl811h_show, PDE_DATA(inode)); } static const struct file_operations proc_ops = { diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index f1f01a834ba7..849470b18831 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -350,7 +350,7 @@ static int xhci_try_enable_msi(struct usb_hcd *hcd) * generate interrupts. Don't even try to enable MSI. */ if (xhci->quirks & XHCI_BROKEN_MSI) - return 0; + goto legacy_irq; /* unregister the legacy interrupt */ if (hcd->irq) @@ -371,6 +371,7 @@ static int xhci_try_enable_msi(struct usb_hcd *hcd) return -EINVAL; } + legacy_irq: /* fall back to legacy interrupt*/ ret = request_irq(pdev->irq, &usb_hcd_irq, IRQF_SHARED, hcd->irq_descr, hcd); diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index f791bd0aee6c..2c510e4a7d4c 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -206,8 +206,8 @@ struct xhci_op_regs { /* bits 12:31 are reserved (and should be preserved on writes). */ /* IMAN - Interrupt Management Register */ -#define IMAN_IP (1 << 1) -#define IMAN_IE (1 << 0) +#define IMAN_IE (1 << 1) +#define IMAN_IP (1 << 0) /* USBSTS - USB status - status bitmasks */ /* HC not running - set to 1 when run/stop bit is cleared. */ diff --git a/drivers/usb/misc/yurex.c b/drivers/usb/misc/yurex.c index 42ad2e6d86c4..b6ab515bfc6c 100644 --- a/drivers/usb/misc/yurex.c +++ b/drivers/usb/misc/yurex.c @@ -407,8 +407,6 @@ static int yurex_release(struct inode *inode, struct file *file) if (dev == NULL) return -ENODEV; - yurex_fasync(-1, file, 0); - /* decrement the count on our device */ kref_put(&dev->kref, yurex_delete); return 0; diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig index 45b19e2c60ba..05e51432dd2f 100644 --- a/drivers/usb/musb/Kconfig +++ b/drivers/usb/musb/Kconfig @@ -7,11 +7,6 @@ config USB_MUSB_HDRC tristate 'Inventra Highspeed Dual Role Controller (TI, ADI, ...)' depends on USB && USB_GADGET - select NOP_USB_XCEIV if (ARCH_DAVINCI || MACH_OMAP3EVM || BLACKFIN) - select NOP_USB_XCEIV if (SOC_TI81XX || SOC_AM33XX) - select TWL4030_USB if MACH_OMAP_3430SDP - select TWL6030_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA - select OMAP_CONTROL_USB if MACH_OMAP_4430SDP || MACH_OMAP4_PANDA select USB_OTG_UTILS help Say Y here if your system has a dual role high speed USB diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c index 7c71769d71ff..41613a2b35e8 100644 --- a/drivers/usb/musb/da8xx.c +++ b/drivers/usb/musb/da8xx.c @@ -327,7 +327,7 @@ static irqreturn_t da8xx_musb_interrupt(int irq, void *hci) u8 devctl = musb_readb(mregs, MUSB_DEVCTL); int err; - err = musb->int_usb & USB_INTR_VBUSERROR; + err = musb->int_usb & MUSB_INTR_VBUSERROR; if (err) { /* * The Mentor core doesn't debounce VBUS as needed diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 60b41cc28da4..daec6e0f7e38 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -1624,8 +1624,6 @@ EXPORT_SYMBOL_GPL(musb_dma_completion); /*-------------------------------------------------------------------------*/ -#ifdef CONFIG_SYSFS - static ssize_t musb_mode_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1742,8 +1740,6 @@ static const struct attribute_group musb_attr_group = { .attrs = musb_attributes, }; -#endif /* sysfs */ - /* Only used to provide driver mode change events */ static void musb_irq_work(struct work_struct *data) { @@ -1968,11 +1964,9 @@ musb_init_controller(struct device *dev, int nIrq, void __iomem *ctrl) if (status < 0) goto fail4; -#ifdef CONFIG_SYSFS status = sysfs_create_group(&musb->controller->kobj, &musb_attr_group); if (status) goto fail5; -#endif pm_runtime_put(musb->controller); diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index be18537c5f14..83eddedcd9be 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -141,7 +141,9 @@ static inline void map_dma_buffer(struct musb_request *request, static inline void unmap_dma_buffer(struct musb_request *request, struct musb *musb) { - if (!is_buffer_mapped(request)) + struct musb_ep *musb_ep = request->ep; + + if (!is_buffer_mapped(request) || !musb_ep->dma) return; if (request->request.dma == DMA_ADDR_INVALID) { @@ -195,7 +197,10 @@ __acquires(ep->musb->lock) ep->busy = 1; spin_unlock(&musb->lock); - unmap_dma_buffer(req, musb); + + if (!dma_mapping_error(&musb->g.dev, request->dma)) + unmap_dma_buffer(req, musb); + if (request->status == 0) dev_dbg(musb->controller, "%s done request %p, %d/%d\n", ep->end_point.name, request, diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index 1762354fe793..1a42a458f2c4 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -51,7 +51,7 @@ struct omap2430_glue { }; #define glue_to_musb(g) platform_get_drvdata(g->musb) -struct omap2430_glue *_glue; +static struct omap2430_glue *_glue; static struct timer_list musb_idle_timer; @@ -237,9 +237,13 @@ void omap_musb_mailbox(enum omap_musb_vbus_id_status status) { struct omap2430_glue *glue = _glue; - if (glue && glue_to_musb(glue)) { - glue->status = status; - } else { + if (!glue) { + pr_err("%s: musb core is not yet initialized\n", __func__); + return; + } + glue->status = status; + + if (!glue_to_musb(glue)) { pr_err("%s: musb core is not yet ready\n", __func__); return; } diff --git a/drivers/usb/otg/otg.c b/drivers/usb/otg/otg.c index e1814397ca3a..2bd03d261a50 100644 --- a/drivers/usb/otg/otg.c +++ b/drivers/usb/otg/otg.c @@ -130,7 +130,7 @@ struct usb_phy *usb_get_phy(enum usb_phy_type type) spin_lock_irqsave(&phy_lock, flags); phy = __usb_find_phy(&phy_list, type); - if (IS_ERR(phy)) { + if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) { pr_err("unable to find transceiver of type %s\n", usb_phy_type_string(type)); goto err0; @@ -228,7 +228,7 @@ struct usb_phy *usb_get_phy_dev(struct device *dev, u8 index) spin_lock_irqsave(&phy_lock, flags); phy = __usb_find_phy_dev(dev, &phy_bind_list, index); - if (IS_ERR(phy)) { + if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) { pr_err("unable to find transceiver\n"); goto err0; } @@ -301,8 +301,12 @@ EXPORT_SYMBOL(devm_usb_put_phy); */ void usb_put_phy(struct usb_phy *x) { - if (x) + if (x) { + struct module *owner = x->dev->driver->owner; + put_device(x->dev); + module_put(owner); + } } EXPORT_SYMBOL(usb_put_phy); diff --git a/drivers/usb/phy/omap-control-usb.c b/drivers/usb/phy/omap-control-usb.c index 5323b71c3521..1419ceda9759 100644 --- a/drivers/usb/phy/omap-control-usb.c +++ b/drivers/usb/phy/omap-control-usb.c @@ -219,32 +219,26 @@ static int omap_control_usb_probe(struct platform_device *pdev) res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "control_dev_conf"); - control_usb->dev_conf = devm_request_and_ioremap(&pdev->dev, res); - if (!control_usb->dev_conf) { - dev_err(&pdev->dev, "Failed to obtain io memory\n"); - return -EADDRNOTAVAIL; - } + control_usb->dev_conf = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(control_usb->dev_conf)) + return PTR_ERR(control_usb->dev_conf); if (control_usb->type == OMAP_CTRL_DEV_TYPE1) { res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "otghs_control"); - control_usb->otghs_control = devm_request_and_ioremap( + control_usb->otghs_control = devm_ioremap_resource( &pdev->dev, res); - if (!control_usb->otghs_control) { - dev_err(&pdev->dev, "Failed to obtain io memory\n"); - return -EADDRNOTAVAIL; - } + if (IS_ERR(control_usb->otghs_control)) + return PTR_ERR(control_usb->otghs_control); } if (control_usb->type == OMAP_CTRL_DEV_TYPE2) { res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy_power_usb"); - control_usb->phy_power = devm_request_and_ioremap( + control_usb->phy_power = devm_ioremap_resource( &pdev->dev, res); - if (!control_usb->phy_power) { - dev_dbg(&pdev->dev, "Failed to obtain io memory\n"); - return -EADDRNOTAVAIL; - } + if (IS_ERR(control_usb->phy_power)) + return PTR_ERR(control_usb->phy_power); control_usb->sys_clk = devm_clk_get(control_usb->dev, "sys_clkin"); diff --git a/drivers/usb/phy/omap-usb3.c b/drivers/usb/phy/omap-usb3.c index fadc0c2b65bb..a6e60b1e102e 100644 --- a/drivers/usb/phy/omap-usb3.c +++ b/drivers/usb/phy/omap-usb3.c @@ -212,11 +212,9 @@ static int omap_usb3_probe(struct platform_device *pdev) } res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pll_ctrl"); - phy->pll_ctrl_base = devm_request_and_ioremap(&pdev->dev, res); - if (!phy->pll_ctrl_base) { - dev_err(&pdev->dev, "ioremap of pll_ctrl failed\n"); - return -ENOMEM; - } + phy->pll_ctrl_base = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(phy->pll_ctrl_base)) + return PTR_ERR(phy->pll_ctrl_base); phy->dev = &pdev->dev; diff --git a/drivers/usb/phy/samsung-usbphy.c b/drivers/usb/phy/samsung-usbphy.c index 6ea553733832..967101ec15fd 100644 --- a/drivers/usb/phy/samsung-usbphy.c +++ b/drivers/usb/phy/samsung-usbphy.c @@ -787,11 +787,9 @@ static int samsung_usbphy_probe(struct platform_device *pdev) return -ENODEV; } - phy_base = devm_request_and_ioremap(dev, phy_mem); - if (!phy_base) { - dev_err(dev, "%s: register mapping failed\n", __func__); - return -ENXIO; - } + phy_base = devm_ioremap_resource(dev, phy_mem); + if (IS_ERR(phy_base)) + return PTR_ERR(phy_base); sphy = devm_kzalloc(dev, sizeof(*sphy), GFP_KERNEL); if (!sphy) diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c index cbd904b8fba5..4775f8209e55 100644 --- a/drivers/usb/serial/ark3116.c +++ b/drivers/usb/serial/ark3116.c @@ -62,7 +62,6 @@ static int is_irda(struct usb_serial *serial) } struct ark3116_private { - wait_queue_head_t delta_msr_wait; struct async_icount icount; int irda; /* 1 for irda device */ @@ -146,7 +145,6 @@ static int ark3116_port_probe(struct usb_serial_port *port) if (!priv) return -ENOMEM; - init_waitqueue_head(&priv->delta_msr_wait); mutex_init(&priv->hw_lock); spin_lock_init(&priv->status_lock); @@ -456,10 +454,14 @@ static int ark3116_ioctl(struct tty_struct *tty, case TIOCMIWAIT: for (;;) { struct async_icount prev = priv->icount; - interruptible_sleep_on(&priv->delta_msr_wait); + interruptible_sleep_on(&port->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; + + if (port->serial->disconnected) + return -EIO; + if ((prev.rng == priv->icount.rng) && (prev.dsr == priv->icount.dsr) && (prev.dcd == priv->icount.dcd) && @@ -580,7 +582,7 @@ static void ark3116_update_msr(struct usb_serial_port *port, __u8 msr) priv->icount.dcd++; if (msr & UART_MSR_TERI) priv->icount.rng++; - wake_up_interruptible(&priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); } } diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c index d255f66e708e..07d4650a32ab 100644 --- a/drivers/usb/serial/ch341.c +++ b/drivers/usb/serial/ch341.c @@ -80,7 +80,6 @@ MODULE_DEVICE_TABLE(usb, id_table); struct ch341_private { spinlock_t lock; /* access lock */ - wait_queue_head_t delta_msr_wait; /* wait queue for modem status */ unsigned baud_rate; /* set baud rate */ u8 line_control; /* set line control value RTS/DTR */ u8 line_status; /* active status of modem control inputs */ @@ -252,7 +251,6 @@ static int ch341_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); - init_waitqueue_head(&priv->delta_msr_wait); priv->baud_rate = DEFAULT_BAUD_RATE; priv->line_control = CH341_BIT_RTS | CH341_BIT_DTR; @@ -298,7 +296,7 @@ static void ch341_dtr_rts(struct usb_serial_port *port, int on) priv->line_control &= ~(CH341_BIT_RTS | CH341_BIT_DTR); spin_unlock_irqrestore(&priv->lock, flags); ch341_set_handshake(port->serial->dev, priv->line_control); - wake_up_interruptible(&priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); } static void ch341_close(struct usb_serial_port *port) @@ -491,7 +489,7 @@ static void ch341_read_int_callback(struct urb *urb) tty_kref_put(tty); } - wake_up_interruptible(&priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); } exit: @@ -517,11 +515,14 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->lock, flags); while (!multi_change) { - interruptible_sleep_on(&priv->delta_msr_wait); + interruptible_sleep_on(&port->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; + if (port->serial->disconnected) + return -EIO; + spin_lock_irqsave(&priv->lock, flags); status = priv->line_status; multi_change = priv->multi_status_change; diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index edc0f0dcad83..4747d1c328ff 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -85,6 +85,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x10C4, 0x813F) }, /* Tams Master Easy Control */ { USB_DEVICE(0x10C4, 0x814A) }, /* West Mountain Radio RIGblaster P&P */ { USB_DEVICE(0x10C4, 0x814B) }, /* West Mountain Radio RIGtalk */ + { USB_DEVICE(0x2405, 0x0003) }, /* West Mountain Radio RIGblaster Advantage */ { USB_DEVICE(0x10C4, 0x8156) }, /* B&G H3000 link cable */ { USB_DEVICE(0x10C4, 0x815E) }, /* Helicomm IP-Link 1220-DVM */ { USB_DEVICE(0x10C4, 0x815F) }, /* Timewave HamLinkUSB */ @@ -150,6 +151,25 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x1BE3, 0x07A6) }, /* WAGO 750-923 USB Service Cable */ { USB_DEVICE(0x1E29, 0x0102) }, /* Festo CPX-USB */ { USB_DEVICE(0x1E29, 0x0501) }, /* Festo CMSP */ + { USB_DEVICE(0x1FB9, 0x0100) }, /* Lake Shore Model 121 Current Source */ + { USB_DEVICE(0x1FB9, 0x0200) }, /* Lake Shore Model 218A Temperature Monitor */ + { USB_DEVICE(0x1FB9, 0x0201) }, /* Lake Shore Model 219 Temperature Monitor */ + { USB_DEVICE(0x1FB9, 0x0202) }, /* Lake Shore Model 233 Temperature Transmitter */ + { USB_DEVICE(0x1FB9, 0x0203) }, /* Lake Shore Model 235 Temperature Transmitter */ + { USB_DEVICE(0x1FB9, 0x0300) }, /* Lake Shore Model 335 Temperature Controller */ + { USB_DEVICE(0x1FB9, 0x0301) }, /* Lake Shore Model 336 Temperature Controller */ + { USB_DEVICE(0x1FB9, 0x0302) }, /* Lake Shore Model 350 Temperature Controller */ + { USB_DEVICE(0x1FB9, 0x0303) }, /* Lake Shore Model 371 AC Bridge */ + { USB_DEVICE(0x1FB9, 0x0400) }, /* Lake Shore Model 411 Handheld Gaussmeter */ + { USB_DEVICE(0x1FB9, 0x0401) }, /* Lake Shore Model 425 Gaussmeter */ + { USB_DEVICE(0x1FB9, 0x0402) }, /* Lake Shore Model 455A Gaussmeter */ + { USB_DEVICE(0x1FB9, 0x0403) }, /* Lake Shore Model 475A Gaussmeter */ + { USB_DEVICE(0x1FB9, 0x0404) }, /* Lake Shore Model 465 Three Axis Gaussmeter */ + { USB_DEVICE(0x1FB9, 0x0600) }, /* Lake Shore Model 625A Superconducting MPS */ + { USB_DEVICE(0x1FB9, 0x0601) }, /* Lake Shore Model 642A Magnet Power Supply */ + { USB_DEVICE(0x1FB9, 0x0602) }, /* Lake Shore Model 648 Magnet Power Supply */ + { USB_DEVICE(0x1FB9, 0x0700) }, /* Lake Shore Model 737 VSM Controller */ + { USB_DEVICE(0x1FB9, 0x0701) }, /* Lake Shore Model 776 Hall Matrix */ { USB_DEVICE(0x3195, 0xF190) }, /* Link Instruments MSO-19 */ { USB_DEVICE(0x3195, 0xF280) }, /* Link Instruments MSO-28 */ { USB_DEVICE(0x3195, 0xF281) }, /* Link Instruments MSO-28 */ diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c index 8efa19d0e9fb..ba7352e4187e 100644 --- a/drivers/usb/serial/cypress_m8.c +++ b/drivers/usb/serial/cypress_m8.c @@ -111,7 +111,6 @@ struct cypress_private { int baud_rate; /* stores current baud rate in integer form */ int isthrottled; /* if throttled, discard reads */ - wait_queue_head_t delta_msr_wait; /* used for TIOCMIWAIT */ char prev_status, diff_status; /* used for TIOCMIWAIT */ /* we pass a pointer to this as the argument sent to cypress_set_termios old_termios */ @@ -449,7 +448,6 @@ static int cypress_generic_port_probe(struct usb_serial_port *port) kfree(priv); return -ENOMEM; } - init_waitqueue_head(&priv->delta_msr_wait); usb_reset_configuration(serial->dev); @@ -868,12 +866,16 @@ static int cypress_ioctl(struct tty_struct *tty, switch (cmd) { /* This code comes from drivers/char/serial.c and ftdi_sio.c */ case TIOCMIWAIT: - while (priv != NULL) { - interruptible_sleep_on(&priv->delta_msr_wait); + for (;;) { + interruptible_sleep_on(&port->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; - else { + + if (port->serial->disconnected) + return -EIO; + + { char diff = priv->diff_status; if (diff == 0) return -EIO; /* no change => error */ @@ -1187,7 +1189,7 @@ static void cypress_read_int_callback(struct urb *urb) if (priv->current_status != priv->prev_status) { priv->diff_status |= priv->current_status ^ priv->prev_status; - wake_up_interruptible(&priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); priv->prev_status = priv->current_status; } spin_unlock_irqrestore(&priv->lock, flags); diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c index b1b2dc64b50b..a172ad5c5ce8 100644 --- a/drivers/usb/serial/f81232.c +++ b/drivers/usb/serial/f81232.c @@ -47,7 +47,6 @@ MODULE_DEVICE_TABLE(usb, id_table); struct f81232_private { spinlock_t lock; - wait_queue_head_t delta_msr_wait; u8 line_control; u8 line_status; }; @@ -111,7 +110,7 @@ static void f81232_process_read_urb(struct urb *urb) line_status = priv->line_status; priv->line_status &= ~UART_STATE_TRANSIENT_MASK; spin_unlock_irqrestore(&priv->lock, flags); - wake_up_interruptible(&priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); if (!urb->actual_length) return; @@ -256,11 +255,14 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->lock, flags); while (1) { - interruptible_sleep_on(&priv->delta_msr_wait); + interruptible_sleep_on(&port->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; + if (port->serial->disconnected) + return -EIO; + spin_lock_irqsave(&priv->lock, flags); status = priv->line_status; spin_unlock_irqrestore(&priv->lock, flags); @@ -322,7 +324,6 @@ static int f81232_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); - init_waitqueue_head(&priv->delta_msr_wait); usb_set_serial_port_data(port, priv); diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index edd162df49ca..d4809d551473 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -69,9 +69,7 @@ struct ftdi_private { int flags; /* some ASYNC_xxxx flags are supported */ unsigned long last_dtr_rts; /* saved modem control outputs */ struct async_icount icount; - wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */ char prev_status; /* Used for TIOCMIWAIT */ - bool dev_gone; /* Used to abort TIOCMIWAIT */ char transmit_empty; /* If transmitter is empty or not */ __u16 interface; /* FT2232C, FT2232H or FT4232H port interface (0 for FT232/245) */ @@ -1691,10 +1689,8 @@ static int ftdi_sio_port_probe(struct usb_serial_port *port) kref_init(&priv->kref); mutex_init(&priv->cfg_lock); - init_waitqueue_head(&priv->delta_msr_wait); priv->flags = ASYNC_LOW_LATENCY; - priv->dev_gone = false; if (quirk && quirk->port_probe) quirk->port_probe(priv); @@ -1840,8 +1836,7 @@ static int ftdi_sio_port_remove(struct usb_serial_port *port) { struct ftdi_private *priv = usb_get_serial_port_data(port); - priv->dev_gone = true; - wake_up_interruptible_all(&priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); remove_sysfs_attrs(port); @@ -1989,7 +1984,7 @@ static int ftdi_process_packet(struct usb_serial_port *port, if (diff_status & FTDI_RS0_RLSD) priv->icount.dcd++; - wake_up_interruptible_all(&priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); priv->prev_status = status; } @@ -2440,11 +2435,15 @@ static int ftdi_ioctl(struct tty_struct *tty, */ case TIOCMIWAIT: cprev = priv->icount; - while (!priv->dev_gone) { - interruptible_sleep_on(&priv->delta_msr_wait); + for (;;) { + interruptible_sleep_on(&port->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; + + if (port->serial->disconnected) + return -EIO; + cnow = priv->icount; if (((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) || ((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) || @@ -2454,8 +2453,6 @@ static int ftdi_ioctl(struct tty_struct *tty, } cprev = cnow; } - return -EIO; - break; case TIOCSERGETLSR: return get_lsr_info(port, (struct serial_struct __user *)arg); break; diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c index 1a07b12ef341..81caf5623ee2 100644 --- a/drivers/usb/serial/garmin_gps.c +++ b/drivers/usb/serial/garmin_gps.c @@ -956,10 +956,7 @@ static void garmin_close(struct usb_serial_port *port) if (!serial) return; - mutex_lock(&port->serial->disc_mutex); - - if (!port->serial->disconnected) - garmin_clear(garmin_data_p); + garmin_clear(garmin_data_p); /* shutdown our urbs */ usb_kill_urb(port->read_urb); @@ -968,8 +965,6 @@ static void garmin_close(struct usb_serial_port *port) /* keep reset state so we know that we must start a new session */ if (garmin_data_p->state != STATE_RESET) garmin_data_p->state = STATE_DISCONNECTED; - - mutex_unlock(&port->serial->disc_mutex); } diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index b00e5cbf741f..efd8b978128c 100644 --- a/drivers/usb/serial/io_edgeport.c +++ b/drivers/usb/serial/io_edgeport.c @@ -110,7 +110,6 @@ struct edgeport_port { wait_queue_head_t wait_chase; /* for handling sleeping while waiting for chase to finish */ wait_queue_head_t wait_open; /* for handling sleeping while waiting for open to finish */ wait_queue_head_t wait_command; /* for handling sleeping while waiting for command to finish */ - wait_queue_head_t delta_msr_wait; /* for handling sleeping while waiting for msr change to happen */ struct async_icount icount; struct usb_serial_port *port; /* loop back to the owner of this object */ @@ -884,7 +883,6 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port) /* initialize our wait queues */ init_waitqueue_head(&edge_port->wait_open); init_waitqueue_head(&edge_port->wait_chase); - init_waitqueue_head(&edge_port->delta_msr_wait); init_waitqueue_head(&edge_port->wait_command); /* initialize our icount structure */ @@ -1669,13 +1667,17 @@ static int edge_ioctl(struct tty_struct *tty, dev_dbg(&port->dev, "%s (%d) TIOCMIWAIT\n", __func__, port->number); cprev = edge_port->icount; while (1) { - prepare_to_wait(&edge_port->delta_msr_wait, + prepare_to_wait(&port->delta_msr_wait, &wait, TASK_INTERRUPTIBLE); schedule(); - finish_wait(&edge_port->delta_msr_wait, &wait); + finish_wait(&port->delta_msr_wait, &wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; + + if (port->serial->disconnected) + return -EIO; + cnow = edge_port->icount; if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr && cnow.dcd == cprev.dcd && cnow.cts == cprev.cts) @@ -2051,7 +2053,7 @@ static void handle_new_msr(struct edgeport_port *edge_port, __u8 newMsr) icount->dcd++; if (newMsr & EDGEPORT_MSR_DELTA_RI) icount->rng++; - wake_up_interruptible(&edge_port->delta_msr_wait); + wake_up_interruptible(&edge_port->port->delta_msr_wait); } /* Save the new modem status */ diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index c23776679f70..7777172206de 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -87,9 +87,6 @@ struct edgeport_port { int close_pending; int lsr_event; struct async_icount icount; - wait_queue_head_t delta_msr_wait; /* for handling sleeping while - waiting for msr change to - happen */ struct edgeport_serial *edge_serial; struct usb_serial_port *port; __u8 bUartMode; /* Port type, 0: RS232, etc. */ @@ -1459,7 +1456,7 @@ static void handle_new_msr(struct edgeport_port *edge_port, __u8 msr) icount->dcd++; if (msr & EDGEPORT_MSR_DELTA_RI) icount->rng++; - wake_up_interruptible(&edge_port->delta_msr_wait); + wake_up_interruptible(&edge_port->port->delta_msr_wait); } /* Save the new modem status */ @@ -1754,7 +1751,6 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port) dev = port->serial->dev; memset(&(edge_port->icount), 0x00, sizeof(edge_port->icount)); - init_waitqueue_head(&edge_port->delta_msr_wait); /* turn off loopback */ status = ti_do_config(edge_port, UMPC_SET_CLR_LOOPBACK, 0); @@ -2434,10 +2430,14 @@ static int edge_ioctl(struct tty_struct *tty, dev_dbg(&port->dev, "%s - TIOCMIWAIT\n", __func__); cprev = edge_port->icount; while (1) { - interruptible_sleep_on(&edge_port->delta_msr_wait); + interruptible_sleep_on(&port->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; + + if (port->serial->disconnected) + return -EIO; + cnow = edge_port->icount; if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr && cnow.dcd == cprev.dcd && cnow.cts == cprev.cts) @@ -2649,6 +2649,7 @@ static struct usb_serial_driver edgeport_2port_device = { .set_termios = edge_set_termios, .tiocmget = edge_tiocmget, .tiocmset = edge_tiocmset, + .get_icount = edge_get_icount, .write = edge_write, .write_room = edge_write_room, .chars_in_buffer = edge_chars_in_buffer, diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c index a64d420f687b..06d5a60be2c4 100644 --- a/drivers/usb/serial/mct_u232.c +++ b/drivers/usb/serial/mct_u232.c @@ -114,8 +114,6 @@ struct mct_u232_private { unsigned char last_msr; /* Modem Status Register */ unsigned int rx_flags; /* Throttling flags */ struct async_icount icount; - wait_queue_head_t msr_wait; /* for handling sleeping while waiting - for msr change to happen */ }; #define THROTTLED 0x01 @@ -409,7 +407,6 @@ static int mct_u232_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); - init_waitqueue_head(&priv->msr_wait); usb_set_serial_port_data(port, priv); @@ -601,7 +598,7 @@ static void mct_u232_read_int_callback(struct urb *urb) tty_kref_put(tty); } #endif - wake_up_interruptible(&priv->msr_wait); + wake_up_interruptible(&port->delta_msr_wait); spin_unlock_irqrestore(&priv->lock, flags); exit: retval = usb_submit_urb(urb, GFP_ATOMIC); @@ -810,13 +807,17 @@ static int mct_u232_ioctl(struct tty_struct *tty, cprev = mct_u232_port->icount; spin_unlock_irqrestore(&mct_u232_port->lock, flags); for ( ; ; ) { - prepare_to_wait(&mct_u232_port->msr_wait, + prepare_to_wait(&port->delta_msr_wait, &wait, TASK_INTERRUPTIBLE); schedule(); - finish_wait(&mct_u232_port->msr_wait, &wait); + finish_wait(&port->delta_msr_wait, &wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; + + if (port->serial->disconnected) + return -EIO; + spin_lock_irqsave(&mct_u232_port->lock, flags); cnow = mct_u232_port->icount; spin_unlock_irqrestore(&mct_u232_port->lock, flags); diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 809fb329eca5..b8051fa61911 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -219,7 +219,6 @@ struct moschip_port { char open; char open_ports; wait_queue_head_t wait_chase; /* for handling sleeping while waiting for chase to finish */ - wait_queue_head_t delta_msr_wait; /* for handling sleeping while waiting for msr change to happen */ int delta_msr_cond; struct async_icount icount; struct usb_serial_port *port; /* loop back to the owner of this object */ @@ -423,6 +422,9 @@ static void mos7840_handle_new_msr(struct moschip_port *port, __u8 new_msr) icount->rng++; smp_wmb(); } + + mos7840_port->delta_msr_cond = 1; + wake_up_interruptible(&port->port->delta_msr_wait); } } @@ -1127,7 +1129,6 @@ static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port) /* initialize our wait queues */ init_waitqueue_head(&mos7840_port->wait_chase); - init_waitqueue_head(&mos7840_port->delta_msr_wait); /* initialize our icount structure */ memset(&(mos7840_port->icount), 0x00, sizeof(mos7840_port->icount)); @@ -2017,8 +2018,6 @@ static void mos7840_change_port_settings(struct tty_struct *tty, mos7840_port->read_urb_busy = false; } } - wake_up(&mos7840_port->delta_msr_wait); - mos7840_port->delta_msr_cond = 1; dev_dbg(&port->dev, "%s - mos7840_port->shadowLCR is End %x\n", __func__, mos7840_port->shadowLCR); } @@ -2219,13 +2218,18 @@ static int mos7840_ioctl(struct tty_struct *tty, while (1) { /* interruptible_sleep_on(&mos7840_port->delta_msr_wait); */ mos7840_port->delta_msr_cond = 0; - wait_event_interruptible(mos7840_port->delta_msr_wait, - (mos7840_port-> + wait_event_interruptible(port->delta_msr_wait, + (port->serial->disconnected || + mos7840_port-> delta_msr_cond == 1)); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; + + if (port->serial->disconnected) + return -EIO; + cnow = mos7840_port->icount; smp_rmb(); if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr && diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index f7d339d8187b..558adfc05007 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -341,6 +341,8 @@ static void option_instat_callback(struct urb *urb); #define CINTERION_PRODUCT_EU3_E 0x0051 #define CINTERION_PRODUCT_EU3_P 0x0052 #define CINTERION_PRODUCT_PH8 0x0053 +#define CINTERION_PRODUCT_AH6 0x0055 +#define CINTERION_PRODUCT_PLS8 0x0060 /* Olivetti products */ #define OLIVETTI_VENDOR_ID 0x0b3c @@ -579,6 +581,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(QUANTA_VENDOR_ID, 0xea42), .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c05, USB_CLASS_COMM, 0x02, 0xff) }, + { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c1f, USB_CLASS_COMM, 0x02, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x1c23, USB_CLASS_COMM, 0x02, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E173, 0xff, 0xff, 0xff), .driver_info = (kernel_ulong_t) &net_intf1_blacklist }, @@ -1260,6 +1263,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_E) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_P) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PH8) }, + { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_AH6) }, + { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PLS8) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) }, { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) }, { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDM) }, diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c index a958fd41b5b3..87c71ccfee87 100644 --- a/drivers/usb/serial/oti6858.c +++ b/drivers/usb/serial/oti6858.c @@ -188,7 +188,6 @@ struct oti6858_private { u8 setup_done; struct delayed_work delayed_setup_work; - wait_queue_head_t intr_wait; struct usb_serial_port *port; /* USB port with which associated */ }; @@ -339,7 +338,6 @@ static int oti6858_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); - init_waitqueue_head(&priv->intr_wait); priv->port = port; INIT_DELAYED_WORK(&priv->delayed_setup_work, setup_line); INIT_DELAYED_WORK(&priv->delayed_write_work, send_data); @@ -664,11 +662,15 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->lock, flags); while (1) { - wait_event_interruptible(priv->intr_wait, + wait_event_interruptible(port->delta_msr_wait, + port->serial->disconnected || priv->status.pin_state != prev); if (signal_pending(current)) return -ERESTARTSYS; + if (port->serial->disconnected) + return -EIO; + spin_lock_irqsave(&priv->lock, flags); status = priv->status.pin_state & PIN_MASK; spin_unlock_irqrestore(&priv->lock, flags); @@ -763,7 +765,7 @@ static void oti6858_read_int_callback(struct urb *urb) if (!priv->transient) { if (xs->pin_state != priv->status.pin_state) - wake_up_interruptible(&priv->intr_wait); + wake_up_interruptible(&port->delta_msr_wait); memcpy(&priv->status, xs, OTI6858_CTRL_PKT_SIZE); } diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 54adc9125e5c..3b10018d89a3 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -139,7 +139,6 @@ struct pl2303_serial_private { struct pl2303_private { spinlock_t lock; - wait_queue_head_t delta_msr_wait; u8 line_control; u8 line_status; }; @@ -233,7 +232,6 @@ static int pl2303_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); - init_waitqueue_head(&priv->delta_msr_wait); usb_set_serial_port_data(port, priv); @@ -607,11 +605,14 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->lock, flags); while (1) { - interruptible_sleep_on(&priv->delta_msr_wait); + interruptible_sleep_on(&port->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; + if (port->serial->disconnected) + return -EIO; + spin_lock_irqsave(&priv->lock, flags); status = priv->line_status; spin_unlock_irqrestore(&priv->lock, flags); @@ -719,7 +720,7 @@ static void pl2303_update_line_status(struct usb_serial_port *port, spin_unlock_irqrestore(&priv->lock, flags); if (priv->line_status & UART_BREAK_ERROR) usb_serial_handle_break(port); - wake_up_interruptible(&priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); tty = tty_port_tty_get(&port->port); if (!tty) @@ -783,7 +784,7 @@ static void pl2303_process_read_urb(struct urb *urb) line_status = priv->line_status; priv->line_status &= ~UART_STATE_TRANSIENT_MASK; spin_unlock_irqrestore(&priv->lock, flags); - wake_up_interruptible(&priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); if (!urb->actual_length) return; diff --git a/drivers/usb/serial/qcaux.c b/drivers/usb/serial/qcaux.c index 9b1b96f2d095..31f81c3c15eb 100644 --- a/drivers/usb/serial/qcaux.c +++ b/drivers/usb/serial/qcaux.c @@ -69,6 +69,7 @@ static struct usb_device_id id_table[] = { { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xfd, 0xff) }, /* NMEA */ { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xfe, 0xff) }, /* WMC */ { USB_VENDOR_AND_INTERFACE_INFO(UTSTARCOM_VENDOR_ID, 0xff, 0xff, 0xff) }, /* DIAG */ + { USB_DEVICE_AND_INTERFACE_INFO(0x1fac, 0x0151, 0xff, 0xff, 0xff) }, { }, }; MODULE_DEVICE_TABLE(usb, id_table); diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c index 24662547dc5b..59b32b782126 100644 --- a/drivers/usb/serial/qcserial.c +++ b/drivers/usb/serial/qcserial.c @@ -197,12 +197,15 @@ static int qcprobe(struct usb_serial *serial, const struct usb_device_id *id) if (is_gobi1k) { /* Gobi 1K USB layout: - * 0: serial port (doesn't respond) + * 0: DM/DIAG (use libqcdm from ModemManager for communication) * 1: serial port (doesn't respond) * 2: AT-capable modem port * 3: QMI/net */ - if (ifnum == 2) + if (ifnum == 0) { + dev_dbg(dev, "Gobi 1K DM/DIAG interface found\n"); + altsetting = 1; + } else if (ifnum == 2) dev_dbg(dev, "Modem port found\n"); else altsetting = -1; diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c index 00e6c9bac8a3..75f125ddb0c9 100644 --- a/drivers/usb/serial/quatech2.c +++ b/drivers/usb/serial/quatech2.c @@ -128,7 +128,6 @@ struct qt2_port_private { u8 shadowLSR; u8 shadowMSR; - wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */ struct async_icount icount; struct usb_serial_port *port; @@ -506,8 +505,9 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->lock, flags); while (1) { - wait_event_interruptible(priv->delta_msr_wait, - ((priv->icount.rng != prev.rng) || + wait_event_interruptible(port->delta_msr_wait, + (port->serial->disconnected || + (priv->icount.rng != prev.rng) || (priv->icount.dsr != prev.dsr) || (priv->icount.dcd != prev.dcd) || (priv->icount.cts != prev.cts))); @@ -515,6 +515,9 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) if (signal_pending(current)) return -ERESTARTSYS; + if (port->serial->disconnected) + return -EIO; + spin_lock_irqsave(&priv->lock, flags); cur = priv->icount; spin_unlock_irqrestore(&priv->lock, flags); @@ -661,7 +664,9 @@ void qt2_process_read_urb(struct urb *urb) __func__); break; } - tty_flip_buffer_push(&port->port); + + if (port_priv->is_open) + tty_flip_buffer_push(&port->port); newport = *(ch + 3); @@ -704,7 +709,8 @@ void qt2_process_read_urb(struct urb *urb) tty_insert_flip_string(&port->port, ch, 1); } - tty_flip_buffer_push(&port->port); + if (port_priv->is_open) + tty_flip_buffer_push(&port->port); } static void qt2_write_bulk_callback(struct urb *urb) @@ -824,7 +830,6 @@ static int qt2_port_probe(struct usb_serial_port *port) spin_lock_init(&port_priv->lock); spin_lock_init(&port_priv->urb_lock); - init_waitqueue_head(&port_priv->delta_msr_wait); port_priv->port = port; port_priv->write_urb = usb_alloc_urb(0, GFP_KERNEL); @@ -967,7 +972,7 @@ static void qt2_update_msr(struct usb_serial_port *port, unsigned char *ch) if (newMSR & UART_MSR_TERI) port_priv->icount.rng++; - wake_up_interruptible(&port_priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); } } diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c index 91ff8e3bddbd..549ef68ff5fa 100644 --- a/drivers/usb/serial/spcp8x5.c +++ b/drivers/usb/serial/spcp8x5.c @@ -149,7 +149,6 @@ enum spcp8x5_type { struct spcp8x5_private { spinlock_t lock; enum spcp8x5_type type; - wait_queue_head_t delta_msr_wait; u8 line_control; u8 line_status; }; @@ -179,7 +178,6 @@ static int spcp8x5_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); - init_waitqueue_head(&priv->delta_msr_wait); priv->type = type; usb_set_serial_port_data(port , priv); @@ -475,7 +473,7 @@ static void spcp8x5_process_read_urb(struct urb *urb) priv->line_status &= ~UART_STATE_TRANSIENT_MASK; spin_unlock_irqrestore(&priv->lock, flags); /* wake up the wait for termios */ - wake_up_interruptible(&priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); if (!urb->actual_length) return; @@ -526,12 +524,15 @@ static int spcp8x5_wait_modem_info(struct usb_serial_port *port, while (1) { /* wake up in bulk read */ - interruptible_sleep_on(&priv->delta_msr_wait); + interruptible_sleep_on(&port->delta_msr_wait); /* see if a signal did it */ if (signal_pending(current)) return -ERESTARTSYS; + if (port->serial->disconnected) + return -EIO; + spin_lock_irqsave(&priv->lock, flags); status = priv->line_status; spin_unlock_irqrestore(&priv->lock, flags); diff --git a/drivers/usb/serial/ssu100.c b/drivers/usb/serial/ssu100.c index b57cf841c5b6..4b2a19757b4d 100644 --- a/drivers/usb/serial/ssu100.c +++ b/drivers/usb/serial/ssu100.c @@ -61,7 +61,6 @@ struct ssu100_port_private { spinlock_t status_lock; u8 shadowLSR; u8 shadowMSR; - wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */ struct async_icount icount; }; @@ -355,8 +354,9 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) spin_unlock_irqrestore(&priv->status_lock, flags); while (1) { - wait_event_interruptible(priv->delta_msr_wait, - ((priv->icount.rng != prev.rng) || + wait_event_interruptible(port->delta_msr_wait, + (port->serial->disconnected || + (priv->icount.rng != prev.rng) || (priv->icount.dsr != prev.dsr) || (priv->icount.dcd != prev.dcd) || (priv->icount.cts != prev.cts))); @@ -364,6 +364,9 @@ static int wait_modem_info(struct usb_serial_port *port, unsigned int arg) if (signal_pending(current)) return -ERESTARTSYS; + if (port->serial->disconnected) + return -EIO; + spin_lock_irqsave(&priv->status_lock, flags); cur = priv->icount; spin_unlock_irqrestore(&priv->status_lock, flags); @@ -445,7 +448,6 @@ static int ssu100_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->status_lock); - init_waitqueue_head(&priv->delta_msr_wait); usb_set_serial_port_data(port, priv); @@ -537,7 +539,7 @@ static void ssu100_update_msr(struct usb_serial_port *port, u8 msr) priv->icount.dcd++; if (msr & UART_MSR_TERI) priv->icount.rng++; - wake_up_interruptible(&priv->delta_msr_wait); + wake_up_interruptible(&port->delta_msr_wait); } } diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index 39cb9b807c3c..73deb029fc05 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -74,7 +74,6 @@ struct ti_port { int tp_flags; int tp_closing_wait;/* in .01 secs */ struct async_icount tp_icount; - wait_queue_head_t tp_msr_wait; /* wait for msr change */ wait_queue_head_t tp_write_wait; struct ti_device *tp_tdev; struct usb_serial_port *tp_port; @@ -432,7 +431,6 @@ static int ti_port_probe(struct usb_serial_port *port) else tport->tp_uart_base_addr = TI_UART2_BASE_ADDR; tport->tp_closing_wait = closing_wait; - init_waitqueue_head(&tport->tp_msr_wait); init_waitqueue_head(&tport->tp_write_wait); if (kfifo_alloc(&tport->write_fifo, TI_WRITE_BUF_SIZE, GFP_KERNEL)) { kfree(tport); @@ -784,9 +782,13 @@ static int ti_ioctl(struct tty_struct *tty, dev_dbg(&port->dev, "%s - TIOCMIWAIT\n", __func__); cprev = tport->tp_icount; while (1) { - interruptible_sleep_on(&tport->tp_msr_wait); + interruptible_sleep_on(&port->delta_msr_wait); if (signal_pending(current)) return -ERESTARTSYS; + + if (port->serial->disconnected) + return -EIO; + cnow = tport->tp_icount; if (cnow.rng == cprev.rng && cnow.dsr == cprev.dsr && cnow.dcd == cprev.dcd && cnow.cts == cprev.cts) @@ -1392,7 +1394,7 @@ static void ti_handle_new_msr(struct ti_port *tport, __u8 msr) icount->dcd++; if (msr & TI_MSR_DELTA_RI) icount->rng++; - wake_up_interruptible(&tport->tp_msr_wait); + wake_up_interruptible(&tport->tp_port->delta_msr_wait); spin_unlock_irqrestore(&tport->tp_lock, flags); } diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index a19ed74d770d..2e70efa08b77 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -151,6 +151,7 @@ static void destroy_serial(struct kref *kref) } } + usb_put_intf(serial->interface); usb_put_dev(serial->dev); kfree(serial); } @@ -620,7 +621,7 @@ static struct usb_serial *create_serial(struct usb_device *dev, } serial->dev = usb_get_dev(dev); serial->type = driver; - serial->interface = interface; + serial->interface = usb_get_intf(interface); kref_init(&serial->kref); mutex_init(&serial->disc_mutex); serial->minor = SERIAL_TTY_NO_MINOR; diff --git a/drivers/usb/storage/initializers.c b/drivers/usb/storage/initializers.c index 7ab9046ae0ec..105d900150c1 100644 --- a/drivers/usb/storage/initializers.c +++ b/drivers/usb/storage/initializers.c @@ -92,8 +92,8 @@ int usb_stor_ucr61s2b_init(struct us_data *us) return 0; } -/* This places the HUAWEI usb dongles in multi-port mode */ -static int usb_stor_huawei_feature_init(struct us_data *us) +/* This places the HUAWEI E220 devices in multi-port mode */ +int usb_stor_huawei_e220_init(struct us_data *us) { int result; @@ -104,75 +104,3 @@ static int usb_stor_huawei_feature_init(struct us_data *us) US_DEBUGP("Huawei mode set result is %d\n", result); return 0; } - -/* - * It will send a scsi switch command called rewind' to huawei dongle. - * When the dongle receives this command at the first time, - * it will reboot immediately. After rebooted, it will ignore this command. - * So it is unnecessary to read its response. - */ -static int usb_stor_huawei_scsi_init(struct us_data *us) -{ - int result = 0; - int act_len = 0; - struct bulk_cb_wrap *bcbw = (struct bulk_cb_wrap *) us->iobuf; - char rewind_cmd[] = {0x11, 0x06, 0x20, 0x00, 0x00, 0x01, 0x01, 0x00, - 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; - - bcbw->Signature = cpu_to_le32(US_BULK_CB_SIGN); - bcbw->Tag = 0; - bcbw->DataTransferLength = 0; - bcbw->Flags = bcbw->Lun = 0; - bcbw->Length = sizeof(rewind_cmd); - memset(bcbw->CDB, 0, sizeof(bcbw->CDB)); - memcpy(bcbw->CDB, rewind_cmd, sizeof(rewind_cmd)); - - result = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe, bcbw, - US_BULK_CB_WRAP_LEN, &act_len); - US_DEBUGP("transfer actual length=%d, result=%d\n", act_len, result); - return result; -} - -/* - * It tries to find the supported Huawei USB dongles. - * In Huawei, they assign the following product IDs - * for all of their mobile broadband dongles, - * including the new dongles in the future. - * So if the product ID is not included in this list, - * it means it is not Huawei's mobile broadband dongles. - */ -static int usb_stor_huawei_dongles_pid(struct us_data *us) -{ - struct usb_interface_descriptor *idesc; - int idProduct; - - idesc = &us->pusb_intf->cur_altsetting->desc; - idProduct = le16_to_cpu(us->pusb_dev->descriptor.idProduct); - /* The first port is CDROM, - * means the dongle in the single port mode, - * and a switch command is required to be sent. */ - if (idesc && idesc->bInterfaceNumber == 0) { - if ((idProduct == 0x1001) - || (idProduct == 0x1003) - || (idProduct == 0x1004) - || (idProduct >= 0x1401 && idProduct <= 0x1500) - || (idProduct >= 0x1505 && idProduct <= 0x1600) - || (idProduct >= 0x1c02 && idProduct <= 0x2202)) { - return 1; - } - } - return 0; -} - -int usb_stor_huawei_init(struct us_data *us) -{ - int result = 0; - - if (usb_stor_huawei_dongles_pid(us)) { - if (le16_to_cpu(us->pusb_dev->descriptor.idProduct) >= 0x1446) - result = usb_stor_huawei_scsi_init(us); - else - result = usb_stor_huawei_feature_init(us); - } - return result; -} diff --git a/drivers/usb/storage/initializers.h b/drivers/usb/storage/initializers.h index 5376d4fc76f0..529327fbb06b 100644 --- a/drivers/usb/storage/initializers.h +++ b/drivers/usb/storage/initializers.h @@ -46,5 +46,5 @@ int usb_stor_euscsi_init(struct us_data *us); * flash reader */ int usb_stor_ucr61s2b_init(struct us_data *us); -/* This places the HUAWEI usb dongles in multi-port mode */ -int usb_stor_huawei_init(struct us_data *us); +/* This places the HUAWEI E220 devices in multi-port mode */ +int usb_stor_huawei_e220_init(struct us_data *us); diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c index 92f35abee92d..615c66eaedeb 100644 --- a/drivers/usb/storage/scsiglue.c +++ b/drivers/usb/storage/scsiglue.c @@ -438,22 +438,21 @@ void usb_stor_report_bus_reset(struct us_data *us) * /proc/scsi/ functions ***********************************************************************/ +static int write_info(struct Scsi_Host *host, char *buffer, int length) +{ + /* if someone is sending us data, just throw it away */ + return length; +} + /* we use this macro to help us write into the buffer */ #undef SPRINTF -#define SPRINTF(args...) \ - do { if (pos < buffer+length) pos += sprintf(pos, ## args); } while (0) +#define SPRINTF(args...) seq_printf(m, ## args) -static int proc_info (struct Scsi_Host *host, char *buffer, - char **start, off_t offset, int length, int inout) +static int show_info (struct seq_file *m, struct Scsi_Host *host) { struct us_data *us = host_to_us(host); - char *pos = buffer; const char *string; - /* if someone is sending us data, just throw it away */ - if (inout) - return length; - /* print the controller name */ SPRINTF(" Host scsi%d: usb-storage\n", host->host_no); @@ -483,28 +482,14 @@ static int proc_info (struct Scsi_Host *host, char *buffer, SPRINTF(" Transport: %s\n", us->transport_name); /* show the device flags */ - if (pos < buffer + length) { - pos += sprintf(pos, " Quirks:"); + SPRINTF(" Quirks:"); #define US_FLAG(name, value) \ - if (us->fflags & value) pos += sprintf(pos, " " #name); + if (us->fflags & value) seq_printf(m, " " #name); US_DO_ALL_FLAGS #undef US_FLAG - - *(pos++) = '\n'; - } - - /* - * Calculate start of next buffer, and return value. - */ - *start = buffer + offset; - - if ((pos - buffer) < offset) - return (0); - else if ((pos - buffer - offset) < length) - return (pos - buffer - offset); - else - return (length); + seq_putc(m, '\n'); + return 0; } /*********************************************************************** @@ -549,7 +534,8 @@ struct scsi_host_template usb_stor_host_template = { /* basic userland interface stuff */ .name = "usb-storage", .proc_name = "usb-storage", - .proc_info = proc_info, + .show_info = show_info, + .write_info = write_info, .info = host_info, /* command interface -- queued only */ diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index 72923b56bbf6..1799335288bd 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -53,6 +53,14 @@ * as opposed to devices that do something strangely or wrongly. */ +/* In-kernel mode switching is deprecated. Do not add new devices to + * this list for the sole purpose of switching them to a different + * mode. Existing userspace solutions are superior. + * + * New mode switching devices should instead be added to the database + * maintained at http://www.draisberghof.de/usb_modeswitch/ + */ + #if !defined(CONFIG_USB_STORAGE_SDDR09) && \ !defined(CONFIG_USB_STORAGE_SDDR09_MODULE) #define NO_SDDR09 @@ -488,6 +496,13 @@ UNUSUAL_DEV( 0x04e8, 0x5122, 0x0000, 0x9999, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_MAX_SECTORS_64 | US_FL_BULK_IGNORE_TAG), +/* Added by Dmitry Artamonow <mad_soft@inbox.ru> */ +UNUSUAL_DEV( 0x04e8, 0x5136, 0x0000, 0x9999, + "Samsung", + "YP-Z3", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_MAX_SECTORS_64), + /* Entry and supporting patch by Theodore Kilgore <kilgota@auburn.edu>. * Device uses standards-violating 32-byte Bulk Command Block Wrappers and * reports itself as "Proprietary SCSI Bulk." Cf. device entry 0x084d:0x0011. @@ -1527,10 +1542,335 @@ UNUSUAL_DEV( 0x1210, 0x0003, 0x0100, 0x0100, /* Reported by fangxiaozhi <huananhu@huawei.com> * This brings the HUAWEI data card devices into multi-port mode */ -UNUSUAL_VENDOR_INTF(0x12d1, 0x08, 0x06, 0x50, +UNUSUAL_DEV( 0x12d1, 0x1001, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1003, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1004, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1401, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1402, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1403, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1404, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1405, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1406, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1407, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1408, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1409, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140A, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140B, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140C, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140D, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140E, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x140F, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1410, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1411, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1412, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1413, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1414, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1415, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1416, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1417, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1418, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1419, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141A, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141B, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141C, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141D, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141E, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x141F, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1420, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1421, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1422, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1423, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1424, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1425, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1426, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1427, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1428, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1429, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142A, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142B, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142C, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142D, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142E, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x142F, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1430, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1431, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1432, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1433, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1434, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1435, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1436, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1437, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1438, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x1439, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143A, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143B, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143C, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143D, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143E, 0x0000, 0x0000, + "HUAWEI MOBILE", + "Mass Storage", + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, + 0), +UNUSUAL_DEV( 0x12d1, 0x143F, 0x0000, 0x0000, "HUAWEI MOBILE", "Mass Storage", - USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_init, + USB_SC_DEVICE, USB_PR_DEVICE, usb_stor_huawei_e220_init, 0), /* Reported by Vilius Bilinkevicius <vilisas AT xxx DOT lt) */ diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c index 964ff22bf281..aeb00fc2d3be 100644 --- a/drivers/vfio/pci/vfio_pci_config.c +++ b/drivers/vfio/pci/vfio_pci_config.c @@ -27,6 +27,7 @@ #include <linux/pci.h> #include <linux/uaccess.h> #include <linux/vfio.h> +#include <linux/slab.h> #include "vfio_pci_private.h" diff --git a/drivers/vfio/pci/vfio_pci_intrs.c b/drivers/vfio/pci/vfio_pci_intrs.c index 3639371fa697..a96509187deb 100644 --- a/drivers/vfio/pci/vfio_pci_intrs.c +++ b/drivers/vfio/pci/vfio_pci_intrs.c @@ -22,6 +22,7 @@ #include <linux/vfio.h> #include <linux/wait.h> #include <linux/workqueue.h> +#include <linux/slab.h> #include "vfio_pci_private.h" diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 959b1cd89e6a..ec6fb3fa59bb 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -339,7 +339,8 @@ static void handle_tx(struct vhost_net *net) msg.msg_controllen = 0; ubufs = NULL; } else { - struct ubuf_info *ubuf = &vq->ubuf_info[head]; + struct ubuf_info *ubuf; + ubuf = vq->ubuf_info + vq->upend_idx; vq->heads[vq->upend_idx].len = VHOST_DMA_IN_PROGRESS; diff --git a/drivers/vhost/tcm_vhost.c b/drivers/vhost/tcm_vhost.c index 9951297b2427..43fb11ee2e8d 100644 --- a/drivers/vhost/tcm_vhost.c +++ b/drivers/vhost/tcm_vhost.c @@ -850,7 +850,7 @@ static int vhost_scsi_clear_endpoint( for (index = 0; index < vs->dev.nvqs; ++index) { if (!vhost_vq_access_ok(&vs->vqs[index])) { ret = -EFAULT; - goto err; + goto err_dev; } } for (i = 0; i < VHOST_SCSI_MAX_TARGET; i++) { @@ -860,10 +860,11 @@ static int vhost_scsi_clear_endpoint( if (!tv_tpg) continue; + mutex_lock(&tv_tpg->tv_tpg_mutex); tv_tport = tv_tpg->tport; if (!tv_tport) { ret = -ENODEV; - goto err; + goto err_tpg; } if (strcmp(tv_tport->tport_name, t->vhost_wwpn)) { @@ -872,16 +873,19 @@ static int vhost_scsi_clear_endpoint( tv_tport->tport_name, tv_tpg->tport_tpgt, t->vhost_wwpn, t->vhost_tpgt); ret = -EINVAL; - goto err; + goto err_tpg; } tv_tpg->tv_tpg_vhost_count--; vs->vs_tpg[target] = NULL; vs->vs_endpoint = false; + mutex_unlock(&tv_tpg->tv_tpg_mutex); } mutex_unlock(&vs->dev.mutex); return 0; -err: +err_tpg: + mutex_unlock(&tv_tpg->tv_tpg_mutex); +err_dev: mutex_unlock(&vs->dev.mutex); return ret; } @@ -937,6 +941,7 @@ static void vhost_scsi_flush(struct vhost_scsi *vs) for (i = 0; i < VHOST_SCSI_MAX_VQ; i++) vhost_scsi_flush_vq(vs, i); + vhost_work_flush(&vs->dev, &vs->vs_completion_work); } static int vhost_scsi_set_features(struct vhost_scsi *vs, u64 features) diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index 12cf5f31ee8f..025428e04c33 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -422,17 +422,22 @@ static int atmel_lcdfb_check_var(struct fb_var_screeninfo *var, = var->bits_per_pixel; break; case 16: + /* Older SOCs use IBGR:555 rather than BGR:565. */ + if (sinfo->have_intensity_bit) + var->green.length = 5; + else + var->green.length = 6; + if (sinfo->lcd_wiring_mode == ATMEL_LCDC_WIRING_RGB) { - /* RGB:565 mode */ - var->red.offset = 11; + /* RGB:5X5 mode */ + var->red.offset = var->green.length + 5; var->blue.offset = 0; } else { - /* BGR:565 mode */ + /* BGR:5X5 mode */ var->red.offset = 0; - var->blue.offset = 11; + var->blue.offset = var->green.length + 5; } var->green.offset = 5; - var->green.length = 6; var->red.length = var->blue.length = 5; break; case 32: @@ -679,8 +684,7 @@ static int atmel_lcdfb_setcolreg(unsigned int regno, unsigned int red, case FB_VISUAL_PSEUDOCOLOR: if (regno < 256) { - if (cpu_is_at91sam9261() || cpu_is_at91sam9263() - || cpu_is_at91sam9rl()) { + if (sinfo->have_intensity_bit) { /* old style I+BGR:555 */ val = ((red >> 11) & 0x001f); val |= ((green >> 6) & 0x03e0); @@ -870,6 +874,10 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev) } sinfo->info = info; sinfo->pdev = pdev; + if (cpu_is_at91sam9261() || cpu_is_at91sam9263() || + cpu_is_at91sam9rl()) { + sinfo->have_intensity_bit = true; + } strcpy(info->fix.id, sinfo->pdev->name); info->flags = ATMEL_LCDFB_FBINFO_DEFAULT; diff --git a/drivers/video/bfin_adv7393fb.c b/drivers/video/bfin_adv7393fb.c index 8d411a3c9966..a54f7f7d763b 100644 --- a/drivers/video/bfin_adv7393fb.c +++ b/drivers/video/bfin_adv7393fb.c @@ -333,29 +333,23 @@ static int proc_output(char *buf) return p - buf; } -static int -adv7393_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static ssize_t +adv7393_read_proc(struct file *file, char __user *buf, + size_t size, loff_t *ppos) { - int len; - - len = proc_output(page); - if (len <= off + count) - *eof = 1; - *start = page + off; - len -= off; - if (len > count) - len = count; - if (len < 0) - len = 0; - return len; + static const char message[] = "Usage:\n" + "echo 0x[REG][Value] > adv7393\n" + "example: echo 0x1234 >adv7393\n" + "writes 0x34 into Register 0x12\n"; + return simple_read_from_buffer(buf, size, ppos, message, + sizeof(message)); } -static int +static ssize_t adv7393_write_proc(struct file *file, const char __user * buffer, - size_t count, void *data) + size_t count, loff_t *ppos) { - struct adv7393fb_device *fbdev = data; + struct adv7393fb_device *fbdev = PDE_DATA(file_inode(file)); unsigned int val; int ret; @@ -368,6 +362,12 @@ adv7393_write_proc(struct file *file, const char __user * buffer, return count; } +static const struct file_operations fops = { + .read = adv7393_read_proc, + .write = adv7393_write_proc, + .llseek = default_llseek, +}; + static int bfin_adv7393_fb_probe(struct i2c_client *client, const struct i2c_device_id *id) { @@ -506,17 +506,12 @@ static int bfin_adv7393_fb_probe(struct i2c_client *client, fbdev->info.node, fbdev->info.fix.id); dev_info(&client->dev, "fb memory address : 0x%p\n", fbdev->fb_mem); - entry = create_proc_entry("driver/adv7393", 0, NULL); + entry = proc_create_data("driver/adv7393", 0, NULL, &fops, fbdev); if (!entry) { dev_err(&client->dev, "unable to create /proc entry\n"); ret = -EFAULT; goto free_fb; } - - entry->read_proc = adv7393_read_proc; - entry->write_proc = adv7393_write_proc; - entry->data = fbdev; - return 0; free_fb: diff --git a/drivers/video/ep93xx-fb.c b/drivers/video/ep93xx-fb.c index 3f2519d30715..e06cd5d90c97 100644 --- a/drivers/video/ep93xx-fb.c +++ b/drivers/video/ep93xx-fb.c @@ -23,6 +23,7 @@ #include <linux/slab.h> #include <linux/clk.h> #include <linux/fb.h> +#include <linux/io.h> #include <linux/platform_data/video-ep93xx.h> diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c index 755556ca5b2d..45169cbaba6e 100644 --- a/drivers/video/mxsfb.c +++ b/drivers/video/mxsfb.c @@ -169,6 +169,7 @@ struct mxsfb_info { unsigned dotclk_delay; const struct mxsfb_devdata *devdata; int mapped; + u32 sync; }; #define mxsfb_is_v3(host) (host->devdata->ipversion == 3) @@ -456,9 +457,9 @@ static int mxsfb_set_par(struct fb_info *fb_info) vdctrl0 |= VDCTRL0_HSYNC_ACT_HIGH; if (fb_info->var.sync & FB_SYNC_VERT_HIGH_ACT) vdctrl0 |= VDCTRL0_VSYNC_ACT_HIGH; - if (fb_info->var.sync & FB_SYNC_DATA_ENABLE_HIGH_ACT) + if (host->sync & MXSFB_SYNC_DATA_ENABLE_HIGH_ACT) vdctrl0 |= VDCTRL0_ENABLE_ACT_HIGH; - if (fb_info->var.sync & FB_SYNC_DOTCLK_FAILING_ACT) + if (host->sync & MXSFB_SYNC_DOTCLK_FAILING_ACT) vdctrl0 |= VDCTRL0_DOTCLK_ACT_FAILING; writel(vdctrl0, host->base + LCDC_VDCTRL0); @@ -861,6 +862,8 @@ static int mxsfb_probe(struct platform_device *pdev) INIT_LIST_HEAD(&fb_info->modelist); + host->sync = pdata->sync; + ret = mxsfb_init_fbinfo(host); if (ret != 0) goto error_init_fb; diff --git a/drivers/video/omap/lcd_ams_delta.c b/drivers/video/omap/lcd_ams_delta.c index ed4cad87fbcd..4a5f2cd3d3bf 100644 --- a/drivers/video/omap/lcd_ams_delta.c +++ b/drivers/video/omap/lcd_ams_delta.c @@ -27,6 +27,7 @@ #include <linux/lcd.h> #include <linux/gpio.h> +#include <mach/hardware.h> #include <mach/board-ams-delta.h> #include "omapfb.h" diff --git a/drivers/video/omap/lcd_osk.c b/drivers/video/omap/lcd_osk.c index 3aa62da89195..7fbe04bce0ed 100644 --- a/drivers/video/omap/lcd_osk.c +++ b/drivers/video/omap/lcd_osk.c @@ -24,7 +24,10 @@ #include <linux/platform_device.h> #include <asm/gpio.h> + +#include <mach/hardware.h> #include <mach/mux.h> + #include "omapfb.h" static int osk_panel_init(struct lcd_panel *panel, struct omapfb_device *fbdev) diff --git a/drivers/video/pxa3xx-gcu.c b/drivers/video/pxa3xx-gcu.c index 6c984eacc7e3..97563c55af63 100644 --- a/drivers/video/pxa3xx-gcu.c +++ b/drivers/video/pxa3xx-gcu.c @@ -101,7 +101,6 @@ struct pxa3xx_gcu_priv { dma_addr_t shared_phys; struct resource *resource_mem; struct miscdevice misc_dev; - struct file_operations misc_fops; wait_queue_head_t wait_idle; wait_queue_head_t wait_free; spinlock_t spinlock; @@ -369,15 +368,20 @@ pxa3xx_gcu_wait_free(struct pxa3xx_gcu_priv *priv) /* Misc device layer */ +static inline struct pxa3xx_gcu_priv *file_dev(struct file *file) +{ + struct miscdevice *dev = file->private_data; + return container_of(dev, struct pxa3xx_gcu_priv, misc_dev); +} + static ssize_t -pxa3xx_gcu_misc_write(struct file *filp, const char *buff, +pxa3xx_gcu_misc_write(struct file *file, const char *buff, size_t count, loff_t *offp) { int ret; unsigned long flags; struct pxa3xx_gcu_batch *buffer; - struct pxa3xx_gcu_priv *priv = - container_of(filp->f_op, struct pxa3xx_gcu_priv, misc_fops); + struct pxa3xx_gcu_priv *priv = file_dev(file); int words = count / 4; @@ -450,11 +454,10 @@ pxa3xx_gcu_misc_write(struct file *filp, const char *buff, static long -pxa3xx_gcu_misc_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) +pxa3xx_gcu_misc_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { unsigned long flags; - struct pxa3xx_gcu_priv *priv = - container_of(filp->f_op, struct pxa3xx_gcu_priv, misc_fops); + struct pxa3xx_gcu_priv *priv = file_dev(file); switch (cmd) { case PXA3XX_GCU_IOCTL_RESET: @@ -471,11 +474,10 @@ pxa3xx_gcu_misc_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) } static int -pxa3xx_gcu_misc_mmap(struct file *filp, struct vm_area_struct *vma) +pxa3xx_gcu_misc_mmap(struct file *file, struct vm_area_struct *vma) { unsigned int size = vma->vm_end - vma->vm_start; - struct pxa3xx_gcu_priv *priv = - container_of(filp->f_op, struct pxa3xx_gcu_priv, misc_fops); + struct pxa3xx_gcu_priv *priv = file_dev(file); switch (vma->vm_pgoff) { case 0: @@ -574,6 +576,13 @@ free_buffers(struct platform_device *dev, priv->free = NULL; } +static const struct file_operations misc_fops = { + .owner = THIS_MODULE, + .write = pxa3xx_gcu_misc_write, + .unlocked_ioctl = pxa3xx_gcu_misc_ioctl, + .mmap = pxa3xx_gcu_misc_mmap +}; + static int pxa3xx_gcu_probe(struct platform_device *dev) { int i, ret, irq; @@ -601,14 +610,9 @@ static int pxa3xx_gcu_probe(struct platform_device *dev) * container_of(). This isn't really necessary as we have a fixed minor * number anyway, but this is to avoid statics. */ - priv->misc_fops.owner = THIS_MODULE; - priv->misc_fops.write = pxa3xx_gcu_misc_write; - priv->misc_fops.unlocked_ioctl = pxa3xx_gcu_misc_ioctl; - priv->misc_fops.mmap = pxa3xx_gcu_misc_mmap; - priv->misc_dev.minor = MISCDEV_MINOR, priv->misc_dev.name = DRV_NAME, - priv->misc_dev.fops = &priv->misc_fops, + priv->misc_dev.fops = &misc_fops, /* register misc device */ ret = misc_register(&priv->misc_dev); diff --git a/drivers/w1/masters/w1-gpio.c b/drivers/w1/masters/w1-gpio.c index d39dfa4cc235..46d97014342e 100644 --- a/drivers/w1/masters/w1-gpio.c +++ b/drivers/w1/masters/w1-gpio.c @@ -47,11 +47,13 @@ static u8 w1_gpio_read_bit(void *data) return gpio_get_value(pdata->pin) ? 1 : 0; } +#if defined(CONFIG_OF) static struct of_device_id w1_gpio_dt_ids[] = { { .compatible = "w1-gpio" }, {} }; MODULE_DEVICE_TABLE(of, w1_gpio_dt_ids); +#endif static int w1_gpio_probe_dt(struct platform_device *pdev) { @@ -158,7 +160,7 @@ static int w1_gpio_probe(struct platform_device *pdev) return err; } -static int __exit w1_gpio_remove(struct platform_device *pdev) +static int w1_gpio_remove(struct platform_device *pdev) { struct w1_bus_master *master = platform_get_drvdata(pdev); struct w1_gpio_platform_data *pdata = pdev->dev.platform_data; @@ -210,7 +212,7 @@ static struct platform_driver w1_gpio_driver = { .of_match_table = of_match_ptr(w1_gpio_dt_ids), }, .probe = w1_gpio_probe, - .remove = __exit_p(w1_gpio_remove), + .remove = w1_gpio_remove, .suspend = w1_gpio_suspend, .resume = w1_gpio_resume, }; diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c index 7994d933f040..7ce277d2bb67 100644 --- a/drivers/w1/w1.c +++ b/drivers/w1/w1.c @@ -924,7 +924,8 @@ void w1_search(struct w1_master *dev, u8 search_type, w1_slave_found_callback cb tmp64 = (triplet_ret >> 2); rn |= (tmp64 << i); - if (kthread_should_stop()) { + /* ensure we're called from kthread and not by netlink callback */ + if (!dev->priv && kthread_should_stop()) { mutex_unlock(&dev->bus_mutex); dev_dbg(&dev->dev, "Abort w1_search\n"); return; diff --git a/drivers/watchdog/sp5100_tco.c b/drivers/watchdog/sp5100_tco.c index e3b8f757d2d3..0e9d8c479c35 100644 --- a/drivers/watchdog/sp5100_tco.c +++ b/drivers/watchdog/sp5100_tco.c @@ -40,13 +40,12 @@ #include "sp5100_tco.h" /* Module and version information */ -#define TCO_VERSION "0.03" +#define TCO_VERSION "0.05" #define TCO_MODULE_NAME "SP5100 TCO timer" #define TCO_DRIVER_NAME TCO_MODULE_NAME ", v" TCO_VERSION /* internal variables */ static u32 tcobase_phys; -static u32 resbase_phys; static u32 tco_wdt_fired; static void __iomem *tcobase; static unsigned int pm_iobase; @@ -54,10 +53,6 @@ static DEFINE_SPINLOCK(tco_lock); /* Guards the hardware */ static unsigned long timer_alive; static char tco_expect_close; static struct pci_dev *sp5100_tco_pci; -static struct resource wdt_res = { - .name = "Watchdog Timer", - .flags = IORESOURCE_MEM, -}; /* the watchdog platform device */ static struct platform_device *sp5100_tco_platform_device; @@ -75,12 +70,6 @@ module_param(nowayout, bool, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started." " (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); -static unsigned int force_addr; -module_param(force_addr, uint, 0); -MODULE_PARM_DESC(force_addr, "Force the use of specified MMIO address." - " ONLY USE THIS PARAMETER IF YOU REALLY KNOW" - " WHAT YOU ARE DOING (default=none)"); - /* * Some TCO specific functions */ @@ -176,39 +165,6 @@ static void tco_timer_enable(void) } } -static void tco_timer_disable(void) -{ - int val; - - if (sp5100_tco_pci->revision >= 0x40) { - /* For SB800 or later */ - /* Enable watchdog decode bit and Disable watchdog timer */ - outb(SB800_PM_WATCHDOG_CONTROL, SB800_IO_PM_INDEX_REG); - val = inb(SB800_IO_PM_DATA_REG); - val |= SB800_PCI_WATCHDOG_DECODE_EN; - val |= SB800_PM_WATCHDOG_DISABLE; - outb(val, SB800_IO_PM_DATA_REG); - } else { - /* For SP5100 or SB7x0 */ - /* Enable watchdog decode bit */ - pci_read_config_dword(sp5100_tco_pci, - SP5100_PCI_WATCHDOG_MISC_REG, - &val); - - val |= SP5100_PCI_WATCHDOG_DECODE_EN; - - pci_write_config_dword(sp5100_tco_pci, - SP5100_PCI_WATCHDOG_MISC_REG, - val); - - /* Disable Watchdog timer */ - outb(SP5100_PM_WATCHDOG_CONTROL, SP5100_IO_PM_INDEX_REG); - val = inb(SP5100_IO_PM_DATA_REG); - val |= SP5100_PM_WATCHDOG_DISABLE; - outb(val, SP5100_IO_PM_DATA_REG); - } -} - /* * /dev/watchdog handling */ @@ -361,7 +317,7 @@ static unsigned char sp5100_tco_setupdevice(void) { struct pci_dev *dev = NULL; const char *dev_name = NULL; - u32 val, tmp_val; + u32 val; u32 index_reg, data_reg, base_addr; /* Match the PCI device */ @@ -459,63 +415,8 @@ static unsigned char sp5100_tco_setupdevice(void) } else pr_debug("SBResource_MMIO is disabled(0x%04x)\n", val); - /* - * Lastly re-programming the watchdog timer MMIO address, - * This method is a last resort... - * - * Before re-programming, to ensure that the watchdog timer - * is disabled, disable the watchdog timer. - */ - tco_timer_disable(); - - if (force_addr) { - /* - * Force the use of watchdog timer MMIO address, and aligned to - * 8byte boundary. - */ - force_addr &= ~0x7; - val = force_addr; - - pr_info("Force the use of 0x%04x as MMIO address\n", val); - } else { - /* - * Get empty slot into the resource tree for watchdog timer. - */ - if (allocate_resource(&iomem_resource, - &wdt_res, - SP5100_WDT_MEM_MAP_SIZE, - 0xf0000000, - 0xfffffff8, - 0x8, - NULL, - NULL)) { - pr_err("MMIO allocation failed\n"); - goto unreg_region; - } - - val = resbase_phys = wdt_res.start; - pr_debug("Got 0x%04x from resource tree\n", val); - } - - /* Restore to the low three bits */ - outb(base_addr+0, index_reg); - tmp_val = val | (inb(data_reg) & 0x7); - - /* Re-programming the watchdog timer base address */ - outb(base_addr+0, index_reg); - outb((tmp_val >> 0) & 0xff, data_reg); - outb(base_addr+1, index_reg); - outb((tmp_val >> 8) & 0xff, data_reg); - outb(base_addr+2, index_reg); - outb((tmp_val >> 16) & 0xff, data_reg); - outb(base_addr+3, index_reg); - outb((tmp_val >> 24) & 0xff, data_reg); - - if (!request_mem_region_exclusive(val, SP5100_WDT_MEM_MAP_SIZE, - dev_name)) { - pr_err("MMIO address 0x%04x already in use\n", val); - goto unreg_resource; - } + pr_notice("failed to find MMIO address, giving up.\n"); + goto unreg_region; setup_wdt: tcobase_phys = val; @@ -555,9 +456,6 @@ setup_wdt: unreg_mem_region: release_mem_region(tcobase_phys, SP5100_WDT_MEM_MAP_SIZE); -unreg_resource: - if (resbase_phys) - release_resource(&wdt_res); unreg_region: release_region(pm_iobase, SP5100_PM_IOPORTS_SIZE); exit: @@ -567,7 +465,6 @@ exit: static int sp5100_tco_init(struct platform_device *dev) { int ret; - char addr_str[16]; /* * Check whether or not the hardware watchdog is there. If found, then @@ -599,23 +496,14 @@ static int sp5100_tco_init(struct platform_device *dev) clear_bit(0, &timer_alive); /* Show module parameters */ - if (force_addr == tcobase_phys) - /* The force_addr is vaild */ - sprintf(addr_str, "0x%04x", force_addr); - else - strcpy(addr_str, "none"); - - pr_info("initialized (0x%p). heartbeat=%d sec (nowayout=%d, " - "force_addr=%s)\n", - tcobase, heartbeat, nowayout, addr_str); + pr_info("initialized (0x%p). heartbeat=%d sec (nowayout=%d)\n", + tcobase, heartbeat, nowayout); return 0; exit: iounmap(tcobase); release_mem_region(tcobase_phys, SP5100_WDT_MEM_MAP_SIZE); - if (resbase_phys) - release_resource(&wdt_res); release_region(pm_iobase, SP5100_PM_IOPORTS_SIZE); return ret; } @@ -630,8 +518,6 @@ static void sp5100_tco_cleanup(void) misc_deregister(&sp5100_tco_miscdev); iounmap(tcobase); release_mem_region(tcobase_phys, SP5100_WDT_MEM_MAP_SIZE); - if (resbase_phys) - release_resource(&wdt_res); release_region(pm_iobase, SP5100_PM_IOPORTS_SIZE); } diff --git a/drivers/watchdog/sp5100_tco.h b/drivers/watchdog/sp5100_tco.h index 71594a0c14b7..2b28c00da0df 100644 --- a/drivers/watchdog/sp5100_tco.h +++ b/drivers/watchdog/sp5100_tco.h @@ -57,7 +57,7 @@ #define SB800_PM_WATCHDOG_DISABLE (1 << 2) #define SB800_PM_WATCHDOG_SECOND_RES (3 << 0) #define SB800_ACPI_MMIO_DECODE_EN (1 << 0) -#define SB800_ACPI_MMIO_SEL (1 << 2) +#define SB800_ACPI_MMIO_SEL (1 << 1) #define SB800_PM_WDT_MMIO_OFFSET 0xB00 diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c index 316df65163cf..f3278a6603ca 100644 --- a/drivers/xen/xen-acpi-processor.c +++ b/drivers/xen/xen-acpi-processor.c @@ -500,16 +500,16 @@ static int __init xen_acpi_processor_init(void) (void)acpi_processor_preregister_performance(acpi_perf_data); for_each_possible_cpu(i) { + struct acpi_processor *pr; struct acpi_processor_performance *perf; + pr = per_cpu(processors, i); perf = per_cpu_ptr(acpi_perf_data, i); - rc = acpi_processor_register_performance(perf, i); + pr->performance = perf; + rc = acpi_processor_get_performance_info(pr); if (rc) goto err_out; } - rc = acpi_processor_notify_smm(THIS_MODULE); - if (rc) - goto err_unregister; for_each_possible_cpu(i) { struct acpi_processor *_pr; diff --git a/drivers/xen/xen-pciback/pciback_ops.c b/drivers/xen/xen-pciback/pciback_ops.c index 37c1f825f513..b98cf0c35725 100644 --- a/drivers/xen/xen-pciback/pciback_ops.c +++ b/drivers/xen/xen-pciback/pciback_ops.c @@ -113,7 +113,8 @@ void xen_pcibk_reset_device(struct pci_dev *dev) if (dev->msi_enabled) pci_disable_msi(dev); #endif - pci_disable_device(dev); + if (pci_is_enabled(dev)) + pci_disable_device(dev); pci_write_config_word(dev, PCI_COMMAND, 0); diff --git a/drivers/xen/xen-stub.c b/drivers/xen/xen-stub.c index d85e411cbf89..bbef194c5b01 100644 --- a/drivers/xen/xen-stub.c +++ b/drivers/xen/xen-stub.c @@ -25,7 +25,6 @@ #include <linux/export.h> #include <linux/types.h> #include <linux/acpi.h> -#include <acpi/acpi_drivers.h> #include <xen/acpi.h> #ifdef CONFIG_ACPI diff --git a/drivers/xen/xenfs/super.c b/drivers/xen/xenfs/super.c index ec0abb6df3c3..71679875f056 100644 --- a/drivers/xen/xenfs/super.c +++ b/drivers/xen/xenfs/super.c @@ -75,6 +75,7 @@ static struct file_system_type xenfs_type = { .mount = xenfs_mount, .kill_sb = kill_litter_super, }; +MODULE_ALIAS_FS("xenfs"); static int __init xenfs_init(void) { diff --git a/drivers/zorro/proc.c b/drivers/zorro/proc.c index 73b33837e12c..1c15ee7456b6 100644 --- a/drivers/zorro/proc.c +++ b/drivers/zorro/proc.c @@ -47,9 +47,7 @@ proc_bus_zorro_lseek(struct file *file, loff_t off, int whence) static ssize_t proc_bus_zorro_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos) { - struct inode *ino = file_inode(file); - struct proc_dir_entry *dp = PDE(ino); - struct zorro_dev *z = dp->data; + struct zorro_dev *z = PDE_DATA(file_inode(file)); struct ConfigDev cd; loff_t pos = *ppos; @@ -141,7 +139,7 @@ static int __init zorro_proc_attach_device(unsigned int slot) &zorro_autocon[slot]); if (!entry) return -ENOMEM; - entry->size = sizeof(struct zorro_dev); + proc_set_size(entry, sizeof(struct zorro_dev)); return 0; } |