diff options
Diffstat (limited to 'drivers')
176 files changed, 1744 insertions, 1224 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 3263b68cdfa3..3188da3df8da 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -250,6 +250,10 @@ static int __acpi_bus_set_power(struct acpi_device *device, int state) return -ENODEV; } + /* For D3cold we should execute _PS3, not _PS4. */ + if (state == ACPI_STATE_D3_COLD) + object_name[3] = '3'; + /* * Transition Power * ---------------- diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index 7049a7d27c4f..0500f719f63e 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -631,7 +631,7 @@ int acpi_power_get_inferred_state(struct acpi_device *device, int *state) * We know a device's inferred power state when all the resources * required for a given D-state are 'on'. */ - for (i = ACPI_STATE_D0; i < ACPI_STATE_D3; i++) { + for (i = ACPI_STATE_D0; i < ACPI_STATE_D3_HOT; i++) { list = &device->power.states[i].resources; if (list->count < 1) continue; @@ -660,7 +660,7 @@ int acpi_power_on_resources(struct acpi_device *device, int state) int acpi_power_transition(struct acpi_device *device, int state) { - int result; + int result = 0; if (!device || (state < ACPI_STATE_D0) || (state > ACPI_STATE_D3_COLD)) return -EINVAL; @@ -679,8 +679,11 @@ int acpi_power_transition(struct acpi_device *device, int state) * (e.g. so the device doesn't lose power while transitioning). Then, * we dereference all power resources used in the current list. */ - result = acpi_power_on_list(&device->power.states[state].resources); - if (!result) + if (state < ACPI_STATE_D3_COLD) + result = acpi_power_on_list( + &device->power.states[state].resources); + + if (!result && device->power.state < ACPI_STATE_D3_COLD) acpi_power_off_list( &device->power.states[device->power.state].resources); diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 767e2dcb9616..85cbfdccc97c 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -869,7 +869,7 @@ static int acpi_bus_get_power_flags(struct acpi_device *device) /* * Enumerate supported power management states */ - for (i = ACPI_STATE_D0; i <= ACPI_STATE_D3; i++) { + for (i = ACPI_STATE_D0; i <= ACPI_STATE_D3_HOT; i++) { struct acpi_device_power_state *ps = &device->power.states[i]; char object_name[5] = { '_', 'P', 'R', '0' + i, '\0' }; @@ -884,21 +884,18 @@ static int acpi_bus_get_power_flags(struct acpi_device *device) acpi_bus_add_power_resource(ps->resources.handles[j]); } - /* The exist of _PR3 indicates D3Cold support */ - if (i == ACPI_STATE_D3) { - status = acpi_get_handle(device->handle, object_name, &handle); - if (ACPI_SUCCESS(status)) - device->power.states[ACPI_STATE_D3_COLD].flags.valid = 1; - } - /* Evaluate "_PSx" to see if we can do explicit sets */ object_name[2] = 'S'; status = acpi_get_handle(device->handle, object_name, &handle); if (ACPI_SUCCESS(status)) ps->flags.explicit_set = 1; - /* State is valid if we have some power control */ - if (ps->resources.count || ps->flags.explicit_set) + /* + * State is valid if there are means to put the device into it. + * D3hot is only valid if _PR3 present. + */ + if (ps->resources.count || + (ps->flags.explicit_set && i < ACPI_STATE_D3_HOT)) ps->flags.valid = 1; ps->power = -1; /* Unknown - driver assigned */ @@ -911,6 +908,10 @@ static int acpi_bus_get_power_flags(struct acpi_device *device) device->power.states[ACPI_STATE_D3].flags.valid = 1; device->power.states[ACPI_STATE_D3].power = 0; + /* Set D3cold's explicit_set flag if _PS3 exists. */ + if (device->power.states[ACPI_STATE_D3_HOT].flags.explicit_set) + device->power.states[ACPI_STATE_D3_COLD].flags.explicit_set = 1; + acpi_bus_init_power(device); return 0; diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 79a1e9dd56d9..ebaf67e4b2bc 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -394,6 +394,8 @@ static const struct pci_device_id ahci_pci_tbl[] = { .driver_data = board_ahci_yes_fbs }, /* 88se9128 */ { PCI_DEVICE(0x1b4b, 0x9125), .driver_data = board_ahci_yes_fbs }, /* 88se9125 */ + { PCI_DEVICE(0x1b4b, 0x917a), + .driver_data = board_ahci_yes_fbs }, /* 88se9172 */ { PCI_DEVICE(0x1b4b, 0x91a3), .driver_data = board_ahci_yes_fbs }, diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c index 0c86c77764bc..9e419e1c2006 100644 --- a/drivers/ata/ahci_platform.c +++ b/drivers/ata/ahci_platform.c @@ -280,6 +280,7 @@ static struct dev_pm_ops ahci_pm_ops = { static const struct of_device_id ahci_of_match[] = { { .compatible = "calxeda,hb-ahci", }, + { .compatible = "snps,spear-ahci", }, {}, }; MODULE_DEVICE_TABLE(of, ahci_of_match); diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 28db50b57b91..23763a1ec570 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -95,7 +95,7 @@ static unsigned int ata_dev_set_xfermode(struct ata_device *dev); static void ata_dev_xfermask(struct ata_device *dev); static unsigned long ata_dev_blacklisted(const struct ata_device *dev); -atomic_t ata_print_id = ATOMIC_INIT(1); +atomic_t ata_print_id = ATOMIC_INIT(0); struct ata_force_param { const char *name; diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index c61316e9d2f7..d1fbd59ead16 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -3501,7 +3501,8 @@ static int ata_count_probe_trials_cb(struct ata_ering_entry *ent, void *void_arg u64 now = get_jiffies_64(); int *trials = void_arg; - if (ent->timestamp < now - min(now, interval)) + if ((ent->eflags & ATA_EFLAG_OLD_ER) || + (ent->timestamp < now - min(now, interval))) return -1; (*trials)++; diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 93dabdcd2cbe..22226350cd0c 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -3399,7 +3399,8 @@ int ata_scsi_add_hosts(struct ata_host *host, struct scsi_host_template *sht) */ shost->max_host_blocked = 1; - rc = scsi_add_host(ap->scsi_host, &ap->tdev); + rc = scsi_add_host_with_dma(ap->scsi_host, + &ap->tdev, ap->host->dev); if (rc) goto err_add; } @@ -3838,18 +3839,25 @@ void ata_sas_port_stop(struct ata_port *ap) } EXPORT_SYMBOL_GPL(ata_sas_port_stop); -int ata_sas_async_port_init(struct ata_port *ap) +/** + * ata_sas_async_probe - simply schedule probing and return + * @ap: Port to probe + * + * For batch scheduling of probe for sas attached ata devices, assumes + * the port has already been through ata_sas_port_init() + */ +void ata_sas_async_probe(struct ata_port *ap) { - int rc = ap->ops->port_start(ap); - - if (!rc) { - ap->print_id = atomic_inc_return(&ata_print_id); - __ata_port_probe(ap); - } + __ata_port_probe(ap); +} +EXPORT_SYMBOL_GPL(ata_sas_async_probe); - return rc; +int ata_sas_sync_probe(struct ata_port *ap) +{ + return ata_port_probe(ap); } -EXPORT_SYMBOL_GPL(ata_sas_async_port_init); +EXPORT_SYMBOL_GPL(ata_sas_sync_probe); + /** * ata_sas_port_init - Initialize a SATA device @@ -3866,12 +3874,10 @@ int ata_sas_port_init(struct ata_port *ap) { int rc = ap->ops->port_start(ap); - if (!rc) { - ap->print_id = atomic_inc_return(&ata_print_id); - rc = ata_port_probe(ap); - } - - return rc; + if (rc) + return rc; + ap->print_id = atomic_inc_return(&ata_print_id); + return 0; } EXPORT_SYMBOL_GPL(ata_sas_port_init); diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c index fc2db2a89a6b..3239517f4d90 100644 --- a/drivers/ata/pata_arasan_cf.c +++ b/drivers/ata/pata_arasan_cf.c @@ -943,9 +943,9 @@ static int arasan_cf_resume(struct device *dev) return 0; } +#endif static SIMPLE_DEV_PM_OPS(arasan_cf_pm_ops, arasan_cf_suspend, arasan_cf_resume); -#endif static struct platform_driver arasan_cf_driver = { .probe = arasan_cf_probe, @@ -953,9 +953,7 @@ static struct platform_driver arasan_cf_driver = { .driver = { .name = DRIVER_NAME, .owner = THIS_MODULE, -#ifdef CONFIG_PM .pm = &arasan_cf_pm_ops, -#endif }, }; diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 7a3f535e481c..bb80853ff27a 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -775,9 +775,11 @@ int regmap_bulk_read(struct regmap *map, unsigned int reg, void *val, map->format.parse_val(val + i); } else { for (i = 0; i < val_count; i++) { - ret = regmap_read(map, reg + i, val + (i * val_bytes)); + unsigned int ival; + ret = regmap_read(map, reg + i, &ival); if (ret != 0) return ret; + memcpy(val + (i * val_bytes), &ival, val_bytes); } } diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c index abfaacaaf346..946166e13953 100644 --- a/drivers/block/drbd/drbd_nl.c +++ b/drivers/block/drbd/drbd_nl.c @@ -2297,7 +2297,7 @@ static void drbd_connector_callback(struct cn_msg *req, struct netlink_skb_parms return; } - if (!cap_raised(current_cap(), CAP_SYS_ADMIN)) { + if (!capable(CAP_SYS_ADMIN)) { retcode = ERR_PERM; goto fail; } diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c index ae9edca7b56d..57fd867553d7 100644 --- a/drivers/bluetooth/ath3k.c +++ b/drivers/bluetooth/ath3k.c @@ -75,6 +75,8 @@ static struct usb_device_id ath3k_table[] = { { USB_DEVICE(0x0CF3, 0x311D) }, { USB_DEVICE(0x13d3, 0x3375) }, { USB_DEVICE(0x04CA, 0x3005) }, + { USB_DEVICE(0x13d3, 0x3362) }, + { USB_DEVICE(0x0CF3, 0xE004) }, /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xE02C) }, @@ -94,6 +96,8 @@ static struct usb_device_id ath3k_blist_tbl[] = { { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, { } /* Terminating entry */ }; diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 3311b812a0c6..9217121362e1 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -101,12 +101,16 @@ static struct usb_device_id btusb_table[] = { { USB_DEVICE(0x0c10, 0x0000) }, /* Broadcom BCM20702A0 */ + { USB_DEVICE(0x0489, 0xe042) }, { USB_DEVICE(0x0a5c, 0x21e3) }, { USB_DEVICE(0x0a5c, 0x21e6) }, { USB_DEVICE(0x0a5c, 0x21e8) }, { USB_DEVICE(0x0a5c, 0x21f3) }, { USB_DEVICE(0x413c, 0x8197) }, + /* Foxconn - Hon Hai */ + { USB_DEVICE(0x0489, 0xe033) }, + { } /* Terminating entry */ }; @@ -133,6 +137,8 @@ static struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, + { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, /* Atheros AR5BBU12 with sflash firmware */ { USB_DEVICE(0x0489, 0xe02c), .driver_info = BTUSB_IGNORE }, diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index ddf86b6500b7..cdf2f5451c76 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1895,6 +1895,13 @@ static int virtcons_restore(struct virtio_device *vdev) /* Get port open/close status on the host */ send_control_msg(port, VIRTIO_CONSOLE_PORT_READY, 1); + + /* + * If a port was open at the time of suspending, we + * have to let the host know that it's still open. + */ + if (port->guest_connected) + send_control_msg(port, VIRTIO_CONSOLE_PORT_OPEN, 1); } return 0; } diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig index ab9abb46d01a..dd414d9350ef 100644 --- a/drivers/crypto/Kconfig +++ b/drivers/crypto/Kconfig @@ -164,6 +164,7 @@ config CRYPTO_DEV_MV_CESA select CRYPTO_ALGAPI select CRYPTO_AES select CRYPTO_BLKCIPHER2 + select CRYPTO_HASH help This driver allows you to utilize the Cryptographic Engines and Security Accelerator (CESA) which can be found on the Marvell Orion diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index 445fdf811695..bf0d7e4e345b 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -245,7 +245,9 @@ atc_chain_complete(struct at_dma_chan *atchan, struct at_desc *desc) dev_vdbg(chan2dev(&atchan->chan_common), "descriptor %u complete\n", txd->cookie); - dma_cookie_complete(txd); + /* mark the descriptor as complete for non cyclic cases only */ + if (!atc_chan_is_cyclic(atchan)) + dma_cookie_complete(txd); /* move children to free_list */ list_splice_init(&desc->tx_list, &atchan->free_list); diff --git a/drivers/dma/ep93xx_dma.c b/drivers/dma/ep93xx_dma.c index e6f133b78dc2..f6e9b572b998 100644 --- a/drivers/dma/ep93xx_dma.c +++ b/drivers/dma/ep93xx_dma.c @@ -703,7 +703,9 @@ static void ep93xx_dma_tasklet(unsigned long data) desc = ep93xx_dma_get_active(edmac); if (desc) { if (desc->complete) { - dma_cookie_complete(&desc->txd); + /* mark descriptor complete for non cyclic case only */ + if (!test_bit(EP93XX_DMA_IS_CYCLIC, &edmac->flags)) + dma_cookie_complete(&desc->txd); list_splice_init(&edmac->active, &list); } callback = desc->txd.callback; diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 2ee6e23930ad..fa3fb21e60be 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2322,7 +2322,8 @@ static void pl330_tasklet(unsigned long data) /* Pick up ripe tomatoes */ list_for_each_entry_safe(desc, _dt, &pch->work_list, node) if (desc->status == DONE) { - dma_cookie_complete(&desc->txd); + if (pch->cyclic) + dma_cookie_complete(&desc->txd); list_move_tail(&desc->node, &list); } diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c index d25599f2a3f8..47408e802ab6 100644 --- a/drivers/firmware/efivars.c +++ b/drivers/firmware/efivars.c @@ -191,6 +191,190 @@ utf16_strncmp(const efi_char16_t *a, const efi_char16_t *b, size_t len) } } +static bool +validate_device_path(struct efi_variable *var, int match, u8 *buffer, + unsigned long len) +{ + struct efi_generic_dev_path *node; + int offset = 0; + + node = (struct efi_generic_dev_path *)buffer; + + if (len < sizeof(*node)) + return false; + + while (offset <= len - sizeof(*node) && + node->length >= sizeof(*node) && + node->length <= len - offset) { + offset += node->length; + + if ((node->type == EFI_DEV_END_PATH || + node->type == EFI_DEV_END_PATH2) && + node->sub_type == EFI_DEV_END_ENTIRE) + return true; + + node = (struct efi_generic_dev_path *)(buffer + offset); + } + + /* + * If we're here then either node->length pointed past the end + * of the buffer or we reached the end of the buffer without + * finding a device path end node. + */ + return false; +} + +static bool +validate_boot_order(struct efi_variable *var, int match, u8 *buffer, + unsigned long len) +{ + /* An array of 16-bit integers */ + if ((len % 2) != 0) + return false; + + return true; +} + +static bool +validate_load_option(struct efi_variable *var, int match, u8 *buffer, + unsigned long len) +{ + u16 filepathlength; + int i, desclength = 0, namelen; + + namelen = utf16_strnlen(var->VariableName, sizeof(var->VariableName)); + + /* Either "Boot" or "Driver" followed by four digits of hex */ + for (i = match; i < match+4; i++) { + if (var->VariableName[i] > 127 || + hex_to_bin(var->VariableName[i] & 0xff) < 0) + return true; + } + + /* Reject it if there's 4 digits of hex and then further content */ + if (namelen > match + 4) + return false; + + /* A valid entry must be at least 8 bytes */ + if (len < 8) + return false; + + filepathlength = buffer[4] | buffer[5] << 8; + + /* + * There's no stored length for the description, so it has to be + * found by hand + */ + desclength = utf16_strsize((efi_char16_t *)(buffer + 6), len - 6) + 2; + + /* Each boot entry must have a descriptor */ + if (!desclength) + return false; + + /* + * If the sum of the length of the description, the claimed filepath + * length and the original header are greater than the length of the + * variable, it's malformed + */ + if ((desclength + filepathlength + 6) > len) + return false; + + /* + * And, finally, check the filepath + */ + return validate_device_path(var, match, buffer + desclength + 6, + filepathlength); +} + +static bool +validate_uint16(struct efi_variable *var, int match, u8 *buffer, + unsigned long len) +{ + /* A single 16-bit integer */ + if (len != 2) + return false; + + return true; +} + +static bool +validate_ascii_string(struct efi_variable *var, int match, u8 *buffer, + unsigned long len) +{ + int i; + + for (i = 0; i < len; i++) { + if (buffer[i] > 127) + return false; + + if (buffer[i] == 0) + return true; + } + + return false; +} + +struct variable_validate { + char *name; + bool (*validate)(struct efi_variable *var, int match, u8 *data, + unsigned long len); +}; + +static const struct variable_validate variable_validate[] = { + { "BootNext", validate_uint16 }, + { "BootOrder", validate_boot_order }, + { "DriverOrder", validate_boot_order }, + { "Boot*", validate_load_option }, + { "Driver*", validate_load_option }, + { "ConIn", validate_device_path }, + { "ConInDev", validate_device_path }, + { "ConOut", validate_device_path }, + { "ConOutDev", validate_device_path }, + { "ErrOut", validate_device_path }, + { "ErrOutDev", validate_device_path }, + { "Timeout", validate_uint16 }, + { "Lang", validate_ascii_string }, + { "PlatformLang", validate_ascii_string }, + { "", NULL }, +}; + +static bool +validate_var(struct efi_variable *var, u8 *data, unsigned long len) +{ + int i; + u16 *unicode_name = var->VariableName; + + for (i = 0; variable_validate[i].validate != NULL; i++) { + const char *name = variable_validate[i].name; + int match; + + for (match = 0; ; match++) { + char c = name[match]; + u16 u = unicode_name[match]; + + /* All special variables are plain ascii */ + if (u > 127) + return true; + + /* Wildcard in the matching name means we've matched */ + if (c == '*') + return variable_validate[i].validate(var, + match, data, len); + + /* Case sensitive match */ + if (c != u) + break; + + /* Reached the end of the string while matching */ + if (!c) + return variable_validate[i].validate(var, + match, data, len); + } + } + + return true; +} + static efi_status_t get_var_data_locked(struct efivars *efivars, struct efi_variable *var) { @@ -324,6 +508,12 @@ efivar_store_raw(struct efivar_entry *entry, const char *buf, size_t count) return -EINVAL; } + if ((new_var->Attributes & ~EFI_VARIABLE_MASK) != 0 || + validate_var(new_var, new_var->Data, new_var->DataSize) == false) { + printk(KERN_ERR "efivars: Malformed variable content\n"); + return -EINVAL; + } + spin_lock(&efivars->lock); status = efivars->ops->set_variable(new_var->VariableName, &new_var->VendorGuid, @@ -626,6 +816,12 @@ static ssize_t efivar_create(struct file *filp, struct kobject *kobj, if (!capable(CAP_SYS_ADMIN)) return -EACCES; + if ((new_var->Attributes & ~EFI_VARIABLE_MASK) != 0 || + validate_var(new_var, new_var->Data, new_var->DataSize) == false) { + printk(KERN_ERR "efivars: Malformed variable content\n"); + return -EINVAL; + } + spin_lock(&efivars->lock); /* diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index 1adc2ec1e383..4461540653a8 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -965,18 +965,15 @@ static void omap_gpio_mod_init(struct gpio_bank *bank) } _gpio_rmw(base, bank->regs->irqenable, l, bank->regs->irqenable_inv); - _gpio_rmw(base, bank->regs->irqstatus, l, - bank->regs->irqenable_inv == false); - _gpio_rmw(base, bank->regs->irqenable, l, bank->regs->debounce_en != 0); - _gpio_rmw(base, bank->regs->irqenable, l, bank->regs->ctrl != 0); + _gpio_rmw(base, bank->regs->irqstatus, l, !bank->regs->irqenable_inv); if (bank->regs->debounce_en) - _gpio_rmw(base, bank->regs->debounce_en, 0, 1); + __raw_writel(0, base + bank->regs->debounce_en); /* Save OE default value (0xffffffff) in the context */ bank->context.oe = __raw_readl(bank->base + bank->regs->direction); /* Initialize interface clk ungated, module enabled */ if (bank->regs->ctrl) - _gpio_rmw(base, bank->regs->ctrl, 0, 1); + __raw_writel(0, base + bank->regs->ctrl); } static __devinit void diff --git a/drivers/gpio/gpio-pch.c b/drivers/gpio/gpio-pch.c index e8729cc2ba2b..2cd958e0b822 100644 --- a/drivers/gpio/gpio-pch.c +++ b/drivers/gpio/gpio-pch.c @@ -230,16 +230,12 @@ static void pch_gpio_setup(struct pch_gpio *chip) static int pch_irq_type(struct irq_data *d, unsigned int type) { - u32 im; - u32 __iomem *im_reg; - u32 ien; - u32 im_pos; - int ch; - unsigned long flags; - u32 val; - int irq = d->irq; struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); struct pch_gpio *chip = gc->private; + u32 im, im_pos, val; + u32 __iomem *im_reg; + unsigned long flags; + int ch, irq = d->irq; ch = irq - chip->irq_base; if (irq <= chip->irq_base + 7) { @@ -270,30 +266,22 @@ static int pch_irq_type(struct irq_data *d, unsigned int type) case IRQ_TYPE_LEVEL_LOW: val = PCH_LEVEL_L; break; - case IRQ_TYPE_PROBE: - goto end; default: - dev_warn(chip->dev, "%s: unknown type(%dd)", - __func__, type); - goto end; + goto unlock; } /* Set interrupt mode */ im = ioread32(im_reg) & ~(PCH_IM_MASK << (im_pos * 4)); iowrite32(im | (val << (im_pos * 4)), im_reg); - /* iclr */ - iowrite32(BIT(ch), &chip->reg->iclr); + /* And the handler */ + if (type & (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH)) + __irq_set_handler_locked(d->irq, handle_level_irq); + else if (type & (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING)) + __irq_set_handler_locked(d->irq, handle_edge_irq); - /* IMASKCLR */ - iowrite32(BIT(ch), &chip->reg->imaskclr); - - /* Enable interrupt */ - ien = ioread32(&chip->reg->ien); - iowrite32(ien | BIT(ch), &chip->reg->ien); -end: +unlock: spin_unlock_irqrestore(&chip->spinlock, flags); - return 0; } @@ -313,18 +301,24 @@ static void pch_irq_mask(struct irq_data *d) iowrite32(1 << (d->irq - chip->irq_base), &chip->reg->imask); } +static void pch_irq_ack(struct irq_data *d) +{ + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + struct pch_gpio *chip = gc->private; + + iowrite32(1 << (d->irq - chip->irq_base), &chip->reg->iclr); +} + static irqreturn_t pch_gpio_handler(int irq, void *dev_id) { struct pch_gpio *chip = dev_id; u32 reg_val = ioread32(&chip->reg->istatus); - int i; - int ret = IRQ_NONE; + int i, ret = IRQ_NONE; for (i = 0; i < gpio_pins[chip->ioh]; i++) { if (reg_val & BIT(i)) { dev_dbg(chip->dev, "%s:[%d]:irq=%d status=0x%x\n", __func__, i, irq, reg_val); - iowrite32(BIT(i), &chip->reg->iclr); generic_handle_irq(chip->irq_base + i); ret = IRQ_HANDLED; } @@ -343,6 +337,7 @@ static __devinit void pch_gpio_alloc_generic_chip(struct pch_gpio *chip, gc->private = chip; ct = gc->chip_types; + ct->chip.irq_ack = pch_irq_ack; ct->chip.irq_mask = pch_irq_mask; ct->chip.irq_unmask = pch_irq_unmask; ct->chip.irq_set_type = pch_irq_type; @@ -357,6 +352,7 @@ static int __devinit pch_gpio_probe(struct pci_dev *pdev, s32 ret; struct pch_gpio *chip; int irq_base; + u32 msk; chip = kzalloc(sizeof(*chip), GFP_KERNEL); if (chip == NULL) @@ -408,8 +404,13 @@ static int __devinit pch_gpio_probe(struct pci_dev *pdev, } chip->irq_base = irq_base; + /* Mask all interrupts, but enable them */ + msk = (1 << gpio_pins[chip->ioh]) - 1; + iowrite32(msk, &chip->reg->imask); + iowrite32(msk, &chip->reg->ien); + ret = request_irq(pdev->irq, pch_gpio_handler, - IRQF_SHARED, KBUILD_MODNAME, chip); + IRQF_SHARED, KBUILD_MODNAME, chip); if (ret != 0) { dev_err(&pdev->dev, "%s request_irq failed\n", __func__); @@ -418,8 +419,6 @@ static int __devinit pch_gpio_probe(struct pci_dev *pdev, pch_gpio_alloc_generic_chip(chip, irq_base, gpio_pins[chip->ioh]); - /* Initialize interrupt ien register */ - iowrite32(0, &chip->reg->ien); end: return 0; diff --git a/drivers/gpio/gpio-samsung.c b/drivers/gpio/gpio-samsung.c index 19d6fc0229c3..e991d9171961 100644 --- a/drivers/gpio/gpio-samsung.c +++ b/drivers/gpio/gpio-samsung.c @@ -452,12 +452,14 @@ static struct samsung_gpio_cfg s3c24xx_gpiocfg_banka = { }; #endif +#if defined(CONFIG_ARCH_EXYNOS4) || defined(CONFIG_ARCH_EXYNOS5) static struct samsung_gpio_cfg exynos_gpio_cfg = { .set_pull = exynos_gpio_setpull, .get_pull = exynos_gpio_getpull, .set_config = samsung_gpio_setcfg_4bit, .get_config = samsung_gpio_getcfg_4bit, }; +#endif #if defined(CONFIG_CPU_S5P6440) || defined(CONFIG_CPU_S5P6450) static struct samsung_gpio_cfg s5p64x0_gpio_cfg_rbank = { @@ -2123,8 +2125,8 @@ static struct samsung_gpio_chip s5pv210_gpios_4bit[] = { * uses the above macro and depends on the banks being listed in order here. */ -static struct samsung_gpio_chip exynos4_gpios_1[] = { #ifdef CONFIG_ARCH_EXYNOS4 +static struct samsung_gpio_chip exynos4_gpios_1[] = { { .chip = { .base = EXYNOS4_GPA0(0), @@ -2222,11 +2224,11 @@ static struct samsung_gpio_chip exynos4_gpios_1[] = { .label = "GPF3", }, }, -#endif }; +#endif -static struct samsung_gpio_chip exynos4_gpios_2[] = { #ifdef CONFIG_ARCH_EXYNOS4 +static struct samsung_gpio_chip exynos4_gpios_2[] = { { .chip = { .base = EXYNOS4_GPJ0(0), @@ -2367,11 +2369,11 @@ static struct samsung_gpio_chip exynos4_gpios_2[] = { .to_irq = samsung_gpiolib_to_irq, }, }, -#endif }; +#endif -static struct samsung_gpio_chip exynos4_gpios_3[] = { #ifdef CONFIG_ARCH_EXYNOS4 +static struct samsung_gpio_chip exynos4_gpios_3[] = { { .chip = { .base = EXYNOS4_GPZ(0), @@ -2379,8 +2381,8 @@ static struct samsung_gpio_chip exynos4_gpios_3[] = { .label = "GPZ", }, }, -#endif }; +#endif #ifdef CONFIG_ARCH_EXYNOS5 static struct samsung_gpio_chip exynos5_gpios_1[] = { @@ -2719,7 +2721,9 @@ static __init int samsung_gpiolib_init(void) { struct samsung_gpio_chip *chip; int i, nr_chips; +#if defined(CONFIG_CPU_EXYNOS4210) || defined(CONFIG_SOC_EXYNOS5250) void __iomem *gpio_base1, *gpio_base2, *gpio_base3, *gpio_base4; +#endif int group = 0; samsung_gpiolib_set_cfg(samsung_gpio_cfgs, ARRAY_SIZE(samsung_gpio_cfgs)); @@ -2971,6 +2975,7 @@ static __init int samsung_gpiolib_init(void) return 0; +#if defined(CONFIG_CPU_EXYNOS4210) || defined(CONFIG_SOC_EXYNOS5250) err_ioremap4: iounmap(gpio_base3); err_ioremap3: @@ -2979,6 +2984,7 @@ err_ioremap2: iounmap(gpio_base1); err_ioremap1: return -ENOMEM; +#endif } core_initcall(samsung_gpiolib_init); diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index b505b70dba05..e6162a1681f0 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1224,6 +1224,9 @@ static int i915_emon_status(struct seq_file *m, void *unused) unsigned long temp, chipset, gfx; int ret; + if (!IS_GEN5(dev)) + return -ENODEV; + ret = mutex_lock_interruptible(&dev->struct_mutex); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 785f67f963ef..ba60f3c8f911 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -1701,6 +1701,9 @@ void i915_update_gfx_val(struct drm_i915_private *dev_priv) unsigned long diffms; u32 count; + if (dev_priv->info->gen != 5) + return; + getrawmonotonic(&now); diff1 = timespec_sub(now, dev_priv->last_time2); @@ -2121,12 +2124,14 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags) setup_timer(&dev_priv->hangcheck_timer, i915_hangcheck_elapsed, (unsigned long) dev); - spin_lock(&mchdev_lock); - i915_mch_dev = dev_priv; - dev_priv->mchdev_lock = &mchdev_lock; - spin_unlock(&mchdev_lock); + if (IS_GEN5(dev)) { + spin_lock(&mchdev_lock); + i915_mch_dev = dev_priv; + dev_priv->mchdev_lock = &mchdev_lock; + spin_unlock(&mchdev_lock); - ips_ping_for_i915_load(); + ips_ping_for_i915_load(); + } return 0; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 5908cd563400..1b1cf3b3ff51 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -7072,9 +7072,6 @@ static void intel_decrease_pllclock(struct drm_crtc *crtc) struct drm_device *dev = crtc->dev; drm_i915_private_t *dev_priv = dev->dev_private; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - int pipe = intel_crtc->pipe; - int dpll_reg = DPLL(pipe); - int dpll = I915_READ(dpll_reg); if (HAS_PCH_SPLIT(dev)) return; @@ -7087,10 +7084,15 @@ static void intel_decrease_pllclock(struct drm_crtc *crtc) * the manual case. */ if (!HAS_PIPE_CXSR(dev) && intel_crtc->lowfreq_avail) { + int pipe = intel_crtc->pipe; + int dpll_reg = DPLL(pipe); + u32 dpll; + DRM_DEBUG_DRIVER("downclocking LVDS\n"); assert_panel_unlocked(dev_priv, pipe); + dpll = I915_READ(dpll_reg); dpll |= DISPLAY_RATE_SELECT_FPA1; I915_WRITE(dpll_reg, dpll); intel_wait_for_vblank(dev, pipe); @@ -7098,7 +7100,6 @@ static void intel_decrease_pllclock(struct drm_crtc *crtc) if (!(dpll & DISPLAY_RATE_SELECT_FPA1)) DRM_DEBUG_DRIVER("failed to downclock LVDS!\n"); } - } /** diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index cae3e5f17a49..2d7f47b56b6a 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -136,7 +136,7 @@ static void i9xx_write_infoframe(struct drm_encoder *encoder, val &= ~VIDEO_DIP_SELECT_MASK; - I915_WRITE(VIDEO_DIP_CTL, val | port | flags); + I915_WRITE(VIDEO_DIP_CTL, VIDEO_DIP_ENABLE | val | port | flags); for (i = 0; i < len; i += 4) { I915_WRITE(VIDEO_DIP_DATA, *data); diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 30e2c82101de..9c71183629c2 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -750,7 +750,7 @@ static const struct dmi_system_id intel_no_lvds[] = { .ident = "Hewlett-Packard t5745", .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"), - DMI_MATCH(DMI_BOARD_NAME, "hp t5745"), + DMI_MATCH(DMI_PRODUCT_NAME, "hp t5745"), }, }, { @@ -758,7 +758,7 @@ static const struct dmi_system_id intel_no_lvds[] = { .ident = "Hewlett-Packard st5747", .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"), - DMI_MATCH(DMI_BOARD_NAME, "hp st5747"), + DMI_MATCH(DMI_PRODUCT_NAME, "hp st5747"), }, }, { diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 80fce51e2f43..62892a826ede 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -398,10 +398,8 @@ static int init_render_ring(struct intel_ring_buffer *ring) return ret; } - if (INTEL_INFO(dev)->gen >= 6) { - I915_WRITE(INSTPM, - INSTPM_FORCE_ORDERING << 16 | INSTPM_FORCE_ORDERING); + if (IS_GEN6(dev)) { /* From the Sandybridge PRM, volume 1 part 3, page 24: * "If this bit is set, STCunit will have LRA as replacement * policy. [...] This bit must be reset. LRA replacement @@ -411,6 +409,11 @@ static int init_render_ring(struct intel_ring_buffer *ring) CM0_STC_EVICT_DISABLE_LRA_SNB << CM0_MASK_SHIFT); } + if (INTEL_INFO(dev)->gen >= 6) { + I915_WRITE(INSTPM, + INSTPM_FORCE_ORDERING << 16 | INSTPM_FORCE_ORDERING); + } + return ret; } diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 232d77d07d8b..ae5e748f39bb 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -1220,8 +1220,14 @@ static bool intel_sdvo_get_capabilities(struct intel_sdvo *intel_sdvo, struct in static int intel_sdvo_supports_hotplug(struct intel_sdvo *intel_sdvo) { + struct drm_device *dev = intel_sdvo->base.base.dev; u8 response[2]; + /* HW Erratum: SDVO Hotplug is broken on all i945G chips, there's noise + * on the line. */ + if (IS_I945G(dev) || IS_I945GM(dev)) + return false; + return intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT, &response, 2) && response[0]; } diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c index 7814a760c164..284bd25d5d21 100644 --- a/drivers/gpu/drm/nouveau/nouveau_acpi.c +++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c @@ -270,7 +270,7 @@ static bool nouveau_dsm_detect(void) struct acpi_buffer buffer = {sizeof(acpi_method_name), acpi_method_name}; struct pci_dev *pdev = NULL; int has_dsm = 0; - int has_optimus; + int has_optimus = 0; int vga_count = 0; bool guid_valid; int retval; diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 80963d05b54a..0be4a815e706 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -6156,10 +6156,14 @@ dcb_fake_connectors(struct nvbios *bios) /* heuristic: if we ever get a non-zero connector field, assume * that all the indices are valid and we don't need fake them. + * + * and, as usual, a blacklist of boards with bad bios data.. */ - for (i = 0; i < dcbt->entries; i++) { - if (dcbt->entry[i].connector) - return; + if (!nv_match_device(bios->dev, 0x0392, 0x107d, 0x20a2)) { + for (i = 0; i < dcbt->entries; i++) { + if (dcbt->entry[i].connector) + return; + } } /* no useful connector info available, we need to make it up diff --git a/drivers/gpu/drm/nouveau/nouveau_hdmi.c b/drivers/gpu/drm/nouveau/nouveau_hdmi.c index 59ea1c14eca0..c3de36384522 100644 --- a/drivers/gpu/drm/nouveau/nouveau_hdmi.c +++ b/drivers/gpu/drm/nouveau/nouveau_hdmi.c @@ -32,7 +32,9 @@ static bool hdmi_sor(struct drm_encoder *encoder) { struct drm_nouveau_private *dev_priv = encoder->dev->dev_private; - if (dev_priv->chipset < 0xa3) + if (dev_priv->chipset < 0xa3 || + dev_priv->chipset == 0xaa || + dev_priv->chipset == 0xac) return false; return true; } diff --git a/drivers/gpu/drm/nouveau/nouveau_i2c.c b/drivers/gpu/drm/nouveau/nouveau_i2c.c index e2be95af2e52..77e564667b5c 100644 --- a/drivers/gpu/drm/nouveau/nouveau_i2c.c +++ b/drivers/gpu/drm/nouveau/nouveau_i2c.c @@ -29,10 +29,6 @@ #include "nouveau_i2c.h" #include "nouveau_hw.h" -#define T_TIMEOUT 2200000 -#define T_RISEFALL 1000 -#define T_HOLD 5000 - static void i2c_drive_scl(void *data, int state) { @@ -113,175 +109,6 @@ i2c_sense_sda(void *data) return 0; } -static void -i2c_delay(struct nouveau_i2c_chan *port, u32 nsec) -{ - udelay((nsec + 500) / 1000); -} - -static bool -i2c_raise_scl(struct nouveau_i2c_chan *port) -{ - u32 timeout = T_TIMEOUT / T_RISEFALL; - - i2c_drive_scl(port, 1); - do { - i2c_delay(port, T_RISEFALL); - } while (!i2c_sense_scl(port) && --timeout); - - return timeout != 0; -} - -static int -i2c_start(struct nouveau_i2c_chan *port) -{ - int ret = 0; - - port->state = i2c_sense_scl(port); - port->state |= i2c_sense_sda(port) << 1; - if (port->state != 3) { - i2c_drive_scl(port, 0); - i2c_drive_sda(port, 1); - if (!i2c_raise_scl(port)) - ret = -EBUSY; - } - - i2c_drive_sda(port, 0); - i2c_delay(port, T_HOLD); - i2c_drive_scl(port, 0); - i2c_delay(port, T_HOLD); - return ret; -} - -static void -i2c_stop(struct nouveau_i2c_chan *port) -{ - i2c_drive_scl(port, 0); - i2c_drive_sda(port, 0); - i2c_delay(port, T_RISEFALL); - - i2c_drive_scl(port, 1); - i2c_delay(port, T_HOLD); - i2c_drive_sda(port, 1); - i2c_delay(port, T_HOLD); -} - -static int -i2c_bitw(struct nouveau_i2c_chan *port, int sda) -{ - i2c_drive_sda(port, sda); - i2c_delay(port, T_RISEFALL); - - if (!i2c_raise_scl(port)) - return -ETIMEDOUT; - i2c_delay(port, T_HOLD); - - i2c_drive_scl(port, 0); - i2c_delay(port, T_HOLD); - return 0; -} - -static int -i2c_bitr(struct nouveau_i2c_chan *port) -{ - int sda; - - i2c_drive_sda(port, 1); - i2c_delay(port, T_RISEFALL); - - if (!i2c_raise_scl(port)) - return -ETIMEDOUT; - i2c_delay(port, T_HOLD); - - sda = i2c_sense_sda(port); - - i2c_drive_scl(port, 0); - i2c_delay(port, T_HOLD); - return sda; -} - -static int -i2c_get_byte(struct nouveau_i2c_chan *port, u8 *byte, bool last) -{ - int i, bit; - - *byte = 0; - for (i = 7; i >= 0; i--) { - bit = i2c_bitr(port); - if (bit < 0) - return bit; - *byte |= bit << i; - } - - return i2c_bitw(port, last ? 1 : 0); -} - -static int -i2c_put_byte(struct nouveau_i2c_chan *port, u8 byte) -{ - int i, ret; - for (i = 7; i >= 0; i--) { - ret = i2c_bitw(port, !!(byte & (1 << i))); - if (ret < 0) - return ret; - } - - ret = i2c_bitr(port); - if (ret == 1) /* nack */ - ret = -EIO; - return ret; -} - -static int -i2c_addr(struct nouveau_i2c_chan *port, struct i2c_msg *msg) -{ - u32 addr = msg->addr << 1; - if (msg->flags & I2C_M_RD) - addr |= 1; - return i2c_put_byte(port, addr); -} - -static int -i2c_bit_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) -{ - struct nouveau_i2c_chan *port = (struct nouveau_i2c_chan *)adap; - struct i2c_msg *msg = msgs; - int ret = 0, mcnt = num; - - while (!ret && mcnt--) { - u8 remaining = msg->len; - u8 *ptr = msg->buf; - - ret = i2c_start(port); - if (ret == 0) - ret = i2c_addr(port, msg); - - if (msg->flags & I2C_M_RD) { - while (!ret && remaining--) - ret = i2c_get_byte(port, ptr++, !remaining); - } else { - while (!ret && remaining--) - ret = i2c_put_byte(port, *ptr++); - } - - msg++; - } - - i2c_stop(port); - return (ret < 0) ? ret : num; -} - -static u32 -i2c_bit_func(struct i2c_adapter *adap) -{ - return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; -} - -const struct i2c_algorithm nouveau_i2c_bit_algo = { - .master_xfer = i2c_bit_xfer, - .functionality = i2c_bit_func -}; - static const uint32_t nv50_i2c_port[] = { 0x00e138, 0x00e150, 0x00e168, 0x00e180, 0x00e254, 0x00e274, 0x00e764, 0x00e780, @@ -384,12 +211,10 @@ nouveau_i2c_init(struct drm_device *dev) case 0: /* NV04:NV50 */ port->drive = entry[0]; port->sense = entry[1]; - port->adapter.algo = &nouveau_i2c_bit_algo; break; case 4: /* NV4E */ port->drive = 0x600800 + entry[1]; port->sense = port->drive; - port->adapter.algo = &nouveau_i2c_bit_algo; break; case 5: /* NV50- */ port->drive = entry[0] & 0x0f; @@ -402,7 +227,6 @@ nouveau_i2c_init(struct drm_device *dev) port->drive = 0x00d014 + (port->drive * 0x20); port->sense = port->drive; } - port->adapter.algo = &nouveau_i2c_bit_algo; break; case 6: /* NV50- DP AUX */ port->drive = entry[0]; @@ -413,7 +237,7 @@ nouveau_i2c_init(struct drm_device *dev) break; } - if (!port->adapter.algo) { + if (!port->adapter.algo && !port->drive) { NV_ERROR(dev, "I2C%d: type %d index %x/%x unknown\n", i, port->type, port->drive, port->sense); kfree(port); @@ -429,7 +253,26 @@ nouveau_i2c_init(struct drm_device *dev) port->dcb = ROM32(entry[0]); i2c_set_adapdata(&port->adapter, i2c); - ret = i2c_add_adapter(&port->adapter); + if (port->adapter.algo != &nouveau_dp_i2c_algo) { + port->adapter.algo_data = &port->bit; + port->bit.udelay = 10; + port->bit.timeout = usecs_to_jiffies(2200); + port->bit.data = port; + port->bit.setsda = i2c_drive_sda; + port->bit.setscl = i2c_drive_scl; + port->bit.getsda = i2c_sense_sda; + port->bit.getscl = i2c_sense_scl; + + i2c_drive_scl(port, 0); + i2c_drive_sda(port, 1); + i2c_drive_scl(port, 1); + + ret = i2c_bit_add_bus(&port->adapter); + } else { + port->adapter.algo = &nouveau_dp_i2c_algo; + ret = i2c_add_adapter(&port->adapter); + } + if (ret) { NV_ERROR(dev, "I2C%d: failed register: %d\n", i, ret); kfree(port); diff --git a/drivers/gpu/drm/nouveau/nouveau_i2c.h b/drivers/gpu/drm/nouveau/nouveau_i2c.h index 4d2e4e9031be..1d083893a4d7 100644 --- a/drivers/gpu/drm/nouveau/nouveau_i2c.h +++ b/drivers/gpu/drm/nouveau/nouveau_i2c.h @@ -34,6 +34,7 @@ struct nouveau_i2c_chan { struct i2c_adapter adapter; struct drm_device *dev; + struct i2c_algo_bit_data bit; struct list_head head; u8 index; u8 type; diff --git a/drivers/gpu/drm/nouveau/nv10_gpio.c b/drivers/gpu/drm/nouveau/nv10_gpio.c index 550ad3fcf0af..9d79180069df 100644 --- a/drivers/gpu/drm/nouveau/nv10_gpio.c +++ b/drivers/gpu/drm/nouveau/nv10_gpio.c @@ -65,7 +65,7 @@ nv10_gpio_drive(struct drm_device *dev, int line, int dir, int out) if (line < 10) { line = (line - 2) * 4; reg = NV_PCRTC_GPIO_EXT; - mask = 0x00000003 << ((line - 2) * 4); + mask = 0x00000003; data = (dir << 1) | out; } else if (line < 14) { diff --git a/drivers/gpu/drm/nouveau/nvc0_fb.c b/drivers/gpu/drm/nouveau/nvc0_fb.c index 5bf55038fd92..f704e942372e 100644 --- a/drivers/gpu/drm/nouveau/nvc0_fb.c +++ b/drivers/gpu/drm/nouveau/nvc0_fb.c @@ -54,6 +54,11 @@ nvc0_mfb_isr(struct drm_device *dev) nvc0_mfb_subp_isr(dev, unit, subp); units &= ~(1 << unit); } + + /* we do something horribly wrong and upset PMFB a lot, so mask off + * interrupts from it after the first one until it's fixed + */ + nv_mask(dev, 0x000640, 0x02000000, 0x00000000); } static void diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index ea7df16e2f84..5992502a3448 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -241,8 +241,8 @@ int radeon_wb_init(struct radeon_device *rdev) rdev->wb.use_event = true; } } - /* always use writeback/events on NI */ - if (ASIC_IS_DCE5(rdev)) { + /* always use writeback/events on NI, APUs */ + if (rdev->family >= CHIP_PALM) { rdev->wb.enabled = true; rdev->wb.use_event = true; } diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index 0d3141fbbc20..b9d512331ed4 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -52,7 +52,7 @@ module_param_named(tjmax, force_tjmax, int, 0444); MODULE_PARM_DESC(tjmax, "TjMax value in degrees Celsius"); #define BASE_SYSFS_ATTR_NO 2 /* Sysfs Base attr no for coretemp */ -#define NUM_REAL_CORES 16 /* Number of Real cores per cpu */ +#define NUM_REAL_CORES 32 /* Number of Real cores per cpu */ #define CORETEMP_NAME_LENGTH 17 /* String Length of attrs */ #define MAX_CORE_ATTRS 4 /* Maximum no of basic attrs */ #define TOTAL_ATTRS (MAX_CORE_ATTRS + 1) @@ -709,6 +709,10 @@ static void __cpuinit put_core_offline(unsigned int cpu) indx = TO_ATTR_NO(cpu); + /* The core id is too big, just return */ + if (indx > MAX_CORE_DATA - 1) + return; + if (pdata->core_data[indx] && pdata->core_data[indx]->cpu == cpu) coretemp_remove_core(pdata, &pdev->dev, indx); diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c index f086131cb1c7..c811289b61e2 100644 --- a/drivers/i2c/busses/i2c-eg20t.c +++ b/drivers/i2c/busses/i2c-eg20t.c @@ -324,7 +324,7 @@ static s32 pch_i2c_wait_for_xfer_complete(struct i2c_algo_pch_data *adap) { long ret; ret = wait_event_timeout(pch_event, - (adap->pch_event_flag != 0), msecs_to_jiffies(50)); + (adap->pch_event_flag != 0), msecs_to_jiffies(1000)); if (ret == 0) { pch_err(adap, "timeout: %x\n", adap->pch_event_flag); @@ -1063,6 +1063,6 @@ module_exit(pch_pci_exit); MODULE_DESCRIPTION("Intel EG20T PCH/LAPIS Semico ML7213/ML7223/ML7831 IOH I2C"); MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Tomoya MORINAGA. <tomoya-linux@dsn.lapis-semi.com>"); +MODULE_AUTHOR("Tomoya MORINAGA. <tomoya.rohm@gmail.com>"); module_param(pch_i2c_speed, int, (S_IRUSR | S_IWUSR)); module_param(pch_clk, int, (S_IRUSR | S_IWUSR)); diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c index 3d471d56bf15..76b8af44f634 100644 --- a/drivers/i2c/busses/i2c-mxs.c +++ b/drivers/i2c/busses/i2c-mxs.c @@ -227,6 +227,7 @@ static int mxs_i2c_xfer_msg(struct i2c_adapter *adap, struct i2c_msg *msg, return -EINVAL; init_completion(&i2c->cmd_complete); + i2c->cmd_err = 0; flags = stop ? MXS_I2C_CTRL0_POST_SEND_STOP : 0; @@ -252,6 +253,9 @@ static int mxs_i2c_xfer_msg(struct i2c_adapter *adap, struct i2c_msg *msg, if (i2c->cmd_err == -ENXIO) mxs_i2c_reset(i2c); + else + writel(MXS_I2C_QUEUECTRL_QUEUE_RUN, + i2c->regs + MXS_I2C_QUEUECTRL_CLR); dev_dbg(i2c->dev, "Done with err=%d\n", i2c->cmd_err); @@ -299,8 +303,6 @@ static irqreturn_t mxs_i2c_isr(int this_irq, void *dev_id) MXS_I2C_CTRL1_SLAVE_STOP_IRQ | MXS_I2C_CTRL1_SLAVE_IRQ)) /* MXS_I2C_CTRL1_OVERSIZE_XFER_TERM_IRQ is only for slaves */ i2c->cmd_err = -EIO; - else - i2c->cmd_err = 0; is_last_cmd = (readl(i2c->regs + MXS_I2C_QUEUESTAT) & MXS_I2C_QUEUESTAT_WRITE_QUEUE_CNT_MASK) == 0; @@ -384,8 +386,6 @@ static int __devexit mxs_i2c_remove(struct platform_device *pdev) if (ret) return -EBUSY; - writel(MXS_I2C_QUEUECTRL_QUEUE_RUN, - i2c->regs + MXS_I2C_QUEUECTRL_CLR); writel(MXS_I2C_CTRL0_SFTRST, i2c->regs + MXS_I2C_CTRL0_SET); platform_set_drvdata(pdev, NULL); diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c index 04be9f82e14b..eb8ad538c79f 100644 --- a/drivers/i2c/busses/i2c-pnx.c +++ b/drivers/i2c/busses/i2c-pnx.c @@ -546,8 +546,7 @@ static int i2c_pnx_controller_suspend(struct platform_device *pdev, { struct i2c_pnx_algo_data *alg_data = platform_get_drvdata(pdev); - /* FIXME: shouldn't this be clk_disable? */ - clk_enable(alg_data->clk); + clk_disable(alg_data->clk); return 0; } diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c index e978635e60f0..55e5ea62ccee 100644 --- a/drivers/i2c/busses/i2c-tegra.c +++ b/drivers/i2c/busses/i2c-tegra.c @@ -516,6 +516,14 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev, if (likely(i2c_dev->msg_err == I2C_ERR_NONE)) return 0; + /* + * NACK interrupt is generated before the I2C controller generates the + * STOP condition on the bus. So wait for 2 clock periods before resetting + * the controller so that STOP condition has been delivered properly. + */ + if (i2c_dev->msg_err == I2C_ERR_NO_ACK) + udelay(DIV_ROUND_UP(2 * 1000000, i2c_dev->bus_clk_rate)); + tegra_i2c_init(i2c_dev); if (i2c_dev->msg_err == I2C_ERR_NO_ACK) { if (msg->flags & I2C_M_IGNORE_NAK) diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index 8081a0a5d602..a4b14a41cbf4 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -274,7 +274,8 @@ static int synaptics_set_advanced_gesture_mode(struct psmouse *psmouse) static unsigned char param = 0xc8; struct synaptics_data *priv = psmouse->private; - if (!SYN_CAP_ADV_GESTURE(priv->ext_cap_0c)) + if (!(SYN_CAP_ADV_GESTURE(priv->ext_cap_0c) || + SYN_CAP_IMAGE_SENSOR(priv->ext_cap_0c))) return 0; if (psmouse_sliced_command(psmouse, SYN_QUE_MODEL)) diff --git a/drivers/leds/leds-netxbig.c b/drivers/leds/leds-netxbig.c index d8433f2d53bc..73973fdbd8be 100644 --- a/drivers/leds/leds-netxbig.c +++ b/drivers/leds/leds-netxbig.c @@ -112,7 +112,7 @@ err_free_addr: return err; } -static void __devexit gpio_ext_free(struct netxbig_gpio_ext *gpio_ext) +static void gpio_ext_free(struct netxbig_gpio_ext *gpio_ext) { int i; @@ -294,7 +294,7 @@ static ssize_t netxbig_led_sata_show(struct device *dev, static DEVICE_ATTR(sata, 0644, netxbig_led_sata_show, netxbig_led_sata_store); -static void __devexit delete_netxbig_led(struct netxbig_led_data *led_dat) +static void delete_netxbig_led(struct netxbig_led_data *led_dat) { if (led_dat->mode_val[NETXBIG_LED_SATA] != NETXBIG_LED_INVALID_MODE) device_remove_file(led_dat->cdev.dev, &dev_attr_sata); diff --git a/drivers/leds/leds-ns2.c b/drivers/leds/leds-ns2.c index 2f0a14421a73..01cf89ec6944 100644 --- a/drivers/leds/leds-ns2.c +++ b/drivers/leds/leds-ns2.c @@ -255,7 +255,7 @@ err_free_cmd: return ret; } -static void __devexit delete_ns2_led(struct ns2_led_data *led_dat) +static void delete_ns2_led(struct ns2_led_data *led_dat) { device_remove_file(led_dat->cdev.dev, &dev_attr_sata); led_classdev_unregister(&led_dat->cdev); diff --git a/drivers/md/dm-log-userspace-transfer.c b/drivers/md/dm-log-userspace-transfer.c index 1f23e048f077..08d9a207259a 100644 --- a/drivers/md/dm-log-userspace-transfer.c +++ b/drivers/md/dm-log-userspace-transfer.c @@ -134,7 +134,7 @@ static void cn_ulog_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp) { struct dm_ulog_request *tfr = (struct dm_ulog_request *)(msg + 1); - if (!cap_raised(current_cap(), CAP_SYS_ADMIN)) + if (!capable(CAP_SYS_ADMIN)) return; spin_lock(&receiving_list_lock); diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index 922a3385eead..754f38f8a692 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -718,8 +718,8 @@ static int parse_hw_handler(struct dm_arg_set *as, struct multipath *m) return 0; m->hw_handler_name = kstrdup(dm_shift_arg(as), GFP_KERNEL); - request_module("scsi_dh_%s", m->hw_handler_name); - if (scsi_dh_handler_exist(m->hw_handler_name) == 0) { + if (!try_then_request_module(scsi_dh_handler_exist(m->hw_handler_name), + "scsi_dh_%s", m->hw_handler_name)) { ti->error = "unknown hardware handler type"; ret = -EINVAL; goto fail; diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c index 213ae32a0fc4..2fd87b544a93 100644 --- a/drivers/md/dm-thin.c +++ b/drivers/md/dm-thin.c @@ -279,8 +279,10 @@ static void __cell_release(struct cell *cell, struct bio_list *inmates) hlist_del(&cell->list); - bio_list_add(inmates, cell->holder); - bio_list_merge(inmates, &cell->bios); + if (inmates) { + bio_list_add(inmates, cell->holder); + bio_list_merge(inmates, &cell->bios); + } mempool_free(cell, prison->cell_pool); } @@ -303,9 +305,10 @@ static void cell_release(struct cell *cell, struct bio_list *bios) */ static void __cell_release_singleton(struct cell *cell, struct bio *bio) { - hlist_del(&cell->list); BUG_ON(cell->holder != bio); BUG_ON(!bio_list_empty(&cell->bios)); + + __cell_release(cell, NULL); } static void cell_release_singleton(struct cell *cell, struct bio *bio) @@ -1177,6 +1180,7 @@ static void no_space(struct cell *cell) static void process_discard(struct thin_c *tc, struct bio *bio) { int r; + unsigned long flags; struct pool *pool = tc->pool; struct cell *cell, *cell2; struct cell_key key, key2; @@ -1218,7 +1222,9 @@ static void process_discard(struct thin_c *tc, struct bio *bio) m->bio = bio; if (!ds_add_work(&pool->all_io_ds, &m->list)) { + spin_lock_irqsave(&pool->lock, flags); list_add(&m->list, &pool->prepared_discards); + spin_unlock_irqrestore(&pool->lock, flags); wake_worker(pool); } } else { @@ -2626,8 +2632,10 @@ static int thin_endio(struct dm_target *ti, if (h->all_io_entry) { INIT_LIST_HEAD(&work); ds_dec(h->all_io_entry, &work); + spin_lock_irqsave(&pool->lock, flags); list_for_each_entry_safe(m, tmp, &work, list) list_add(&m->list, &pool->prepared_discards); + spin_unlock_irqrestore(&pool->lock, flags); } mempool_free(h, pool->endio_hook_pool); @@ -2759,6 +2767,6 @@ static void dm_thin_exit(void) module_init(dm_thin_init); module_exit(dm_thin_exit); -MODULE_DESCRIPTION(DM_NAME "device-mapper thin provisioning target"); +MODULE_DESCRIPTION(DM_NAME " thin provisioning target"); MODULE_AUTHOR("Joe Thornber <dm-devel@redhat.com>"); MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c index 0f64d7182657..cb888d835a89 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb/dvb-core/dvb_frontend.c @@ -1921,6 +1921,10 @@ static int dtv_set_frontend(struct dvb_frontend *fe) } else { /* default values */ switch (c->delivery_system) { + case SYS_DVBS: + case SYS_DVBS2: + case SYS_ISDBS: + case SYS_TURBO: case SYS_DVBC_ANNEX_A: case SYS_DVBC_ANNEX_C: fepriv->min_delay = HZ / 20; diff --git a/drivers/media/rc/ene_ir.c b/drivers/media/rc/ene_ir.c index 860c112e0fd2..bef5296173c9 100644 --- a/drivers/media/rc/ene_ir.c +++ b/drivers/media/rc/ene_ir.c @@ -1018,22 +1018,6 @@ static int ene_probe(struct pnp_dev *pnp_dev, const struct pnp_device_id *id) spin_lock_init(&dev->hw_lock); - /* claim the resources */ - error = -EBUSY; - dev->hw_io = pnp_port_start(pnp_dev, 0); - if (!request_region(dev->hw_io, ENE_IO_SIZE, ENE_DRIVER_NAME)) { - dev->hw_io = -1; - dev->irq = -1; - goto error; - } - - dev->irq = pnp_irq(pnp_dev, 0); - if (request_irq(dev->irq, ene_isr, - IRQF_SHARED, ENE_DRIVER_NAME, (void *)dev)) { - dev->irq = -1; - goto error; - } - pnp_set_drvdata(pnp_dev, dev); dev->pnp_dev = pnp_dev; @@ -1086,6 +1070,22 @@ static int ene_probe(struct pnp_dev *pnp_dev, const struct pnp_device_id *id) device_set_wakeup_capable(&pnp_dev->dev, true); device_set_wakeup_enable(&pnp_dev->dev, true); + /* claim the resources */ + error = -EBUSY; + dev->hw_io = pnp_port_start(pnp_dev, 0); + if (!request_region(dev->hw_io, ENE_IO_SIZE, ENE_DRIVER_NAME)) { + dev->hw_io = -1; + dev->irq = -1; + goto error; + } + + dev->irq = pnp_irq(pnp_dev, 0); + if (request_irq(dev->irq, ene_isr, + IRQF_SHARED, ENE_DRIVER_NAME, (void *)dev)) { + dev->irq = -1; + goto error; + } + error = rc_register_device(rdev); if (error < 0) goto error; diff --git a/drivers/media/rc/fintek-cir.c b/drivers/media/rc/fintek-cir.c index 392d4be91f8f..4a3a238bcfbc 100644 --- a/drivers/media/rc/fintek-cir.c +++ b/drivers/media/rc/fintek-cir.c @@ -197,7 +197,7 @@ static int fintek_hw_detect(struct fintek_dev *fintek) /* * Newer reviews of this chipset uses port 8 instead of 5 */ - if ((chip != 0x0408) || (chip != 0x0804)) + if ((chip != 0x0408) && (chip != 0x0804)) fintek->logical_dev_cir = LOGICAL_DEV_CIR_REV2; else fintek->logical_dev_cir = LOGICAL_DEV_CIR_REV1; @@ -514,16 +514,6 @@ static int fintek_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id spin_lock_init(&fintek->fintek_lock); - ret = -EBUSY; - /* now claim resources */ - if (!request_region(fintek->cir_addr, - fintek->cir_port_len, FINTEK_DRIVER_NAME)) - goto failure; - - if (request_irq(fintek->cir_irq, fintek_cir_isr, IRQF_SHARED, - FINTEK_DRIVER_NAME, (void *)fintek)) - goto failure; - pnp_set_drvdata(pdev, fintek); fintek->pdev = pdev; @@ -558,6 +548,16 @@ static int fintek_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id /* rx resolution is hardwired to 50us atm, 1, 25, 100 also possible */ rdev->rx_resolution = US_TO_NS(CIR_SAMPLE_PERIOD); + ret = -EBUSY; + /* now claim resources */ + if (!request_region(fintek->cir_addr, + fintek->cir_port_len, FINTEK_DRIVER_NAME)) + goto failure; + + if (request_irq(fintek->cir_irq, fintek_cir_isr, IRQF_SHARED, + FINTEK_DRIVER_NAME, (void *)fintek)) + goto failure; + ret = rc_register_device(rdev); if (ret) goto failure; diff --git a/drivers/media/rc/ite-cir.c b/drivers/media/rc/ite-cir.c index 682009d76cdf..0e49c99abf68 100644 --- a/drivers/media/rc/ite-cir.c +++ b/drivers/media/rc/ite-cir.c @@ -1515,16 +1515,6 @@ static int ite_probe(struct pnp_dev *pdev, const struct pnp_device_id /* initialize raw event */ init_ir_raw_event(&itdev->rawir); - ret = -EBUSY; - /* now claim resources */ - if (!request_region(itdev->cir_addr, - dev_desc->io_region_size, ITE_DRIVER_NAME)) - goto failure; - - if (request_irq(itdev->cir_irq, ite_cir_isr, IRQF_SHARED, - ITE_DRIVER_NAME, (void *)itdev)) - goto failure; - /* set driver data into the pnp device */ pnp_set_drvdata(pdev, itdev); itdev->pdev = pdev; @@ -1600,6 +1590,16 @@ static int ite_probe(struct pnp_dev *pdev, const struct pnp_device_id rdev->driver_name = ITE_DRIVER_NAME; rdev->map_name = RC_MAP_RC6_MCE; + ret = -EBUSY; + /* now claim resources */ + if (!request_region(itdev->cir_addr, + dev_desc->io_region_size, ITE_DRIVER_NAME)) + goto failure; + + if (request_irq(itdev->cir_irq, ite_cir_isr, IRQF_SHARED, + ITE_DRIVER_NAME, (void *)itdev)) + goto failure; + ret = rc_register_device(rdev); if (ret) goto failure; diff --git a/drivers/media/rc/nuvoton-cir.c b/drivers/media/rc/nuvoton-cir.c index 144f3f55d765..8b2c071ac0ab 100644 --- a/drivers/media/rc/nuvoton-cir.c +++ b/drivers/media/rc/nuvoton-cir.c @@ -1021,24 +1021,6 @@ static int nvt_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id) spin_lock_init(&nvt->nvt_lock); spin_lock_init(&nvt->tx.lock); - ret = -EBUSY; - /* now claim resources */ - if (!request_region(nvt->cir_addr, - CIR_IOREG_LENGTH, NVT_DRIVER_NAME)) - goto failure; - - if (request_irq(nvt->cir_irq, nvt_cir_isr, IRQF_SHARED, - NVT_DRIVER_NAME, (void *)nvt)) - goto failure; - - if (!request_region(nvt->cir_wake_addr, - CIR_IOREG_LENGTH, NVT_DRIVER_NAME)) - goto failure; - - if (request_irq(nvt->cir_wake_irq, nvt_cir_wake_isr, IRQF_SHARED, - NVT_DRIVER_NAME, (void *)nvt)) - goto failure; - pnp_set_drvdata(pdev, nvt); nvt->pdev = pdev; @@ -1085,6 +1067,24 @@ static int nvt_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id) rdev->tx_resolution = XYZ; #endif + ret = -EBUSY; + /* now claim resources */ + if (!request_region(nvt->cir_addr, + CIR_IOREG_LENGTH, NVT_DRIVER_NAME)) + goto failure; + + if (request_irq(nvt->cir_irq, nvt_cir_isr, IRQF_SHARED, + NVT_DRIVER_NAME, (void *)nvt)) + goto failure; + + if (!request_region(nvt->cir_wake_addr, + CIR_IOREG_LENGTH, NVT_DRIVER_NAME)) + goto failure; + + if (request_irq(nvt->cir_wake_irq, nvt_cir_wake_isr, IRQF_SHARED, + NVT_DRIVER_NAME, (void *)nvt)) + goto failure; + ret = rc_register_device(rdev); if (ret) goto failure; diff --git a/drivers/media/rc/winbond-cir.c b/drivers/media/rc/winbond-cir.c index af526586fa26..342c2c8c1ddf 100644 --- a/drivers/media/rc/winbond-cir.c +++ b/drivers/media/rc/winbond-cir.c @@ -991,39 +991,10 @@ wbcir_probe(struct pnp_dev *device, const struct pnp_device_id *dev_id) "(w: 0x%lX, e: 0x%lX, s: 0x%lX, i: %u)\n", data->wbase, data->ebase, data->sbase, data->irq); - if (!request_region(data->wbase, WAKEUP_IOMEM_LEN, DRVNAME)) { - dev_err(dev, "Region 0x%lx-0x%lx already in use!\n", - data->wbase, data->wbase + WAKEUP_IOMEM_LEN - 1); - err = -EBUSY; - goto exit_free_data; - } - - if (!request_region(data->ebase, EHFUNC_IOMEM_LEN, DRVNAME)) { - dev_err(dev, "Region 0x%lx-0x%lx already in use!\n", - data->ebase, data->ebase + EHFUNC_IOMEM_LEN - 1); - err = -EBUSY; - goto exit_release_wbase; - } - - if (!request_region(data->sbase, SP_IOMEM_LEN, DRVNAME)) { - dev_err(dev, "Region 0x%lx-0x%lx already in use!\n", - data->sbase, data->sbase + SP_IOMEM_LEN - 1); - err = -EBUSY; - goto exit_release_ebase; - } - - err = request_irq(data->irq, wbcir_irq_handler, - IRQF_DISABLED, DRVNAME, device); - if (err) { - dev_err(dev, "Failed to claim IRQ %u\n", data->irq); - err = -EBUSY; - goto exit_release_sbase; - } - led_trigger_register_simple("cir-tx", &data->txtrigger); if (!data->txtrigger) { err = -ENOMEM; - goto exit_free_irq; + goto exit_free_data; } led_trigger_register_simple("cir-rx", &data->rxtrigger); @@ -1062,9 +1033,38 @@ wbcir_probe(struct pnp_dev *device, const struct pnp_device_id *dev_id) data->dev->priv = data; data->dev->dev.parent = &device->dev; + if (!request_region(data->wbase, WAKEUP_IOMEM_LEN, DRVNAME)) { + dev_err(dev, "Region 0x%lx-0x%lx already in use!\n", + data->wbase, data->wbase + WAKEUP_IOMEM_LEN - 1); + err = -EBUSY; + goto exit_free_rc; + } + + if (!request_region(data->ebase, EHFUNC_IOMEM_LEN, DRVNAME)) { + dev_err(dev, "Region 0x%lx-0x%lx already in use!\n", + data->ebase, data->ebase + EHFUNC_IOMEM_LEN - 1); + err = -EBUSY; + goto exit_release_wbase; + } + + if (!request_region(data->sbase, SP_IOMEM_LEN, DRVNAME)) { + dev_err(dev, "Region 0x%lx-0x%lx already in use!\n", + data->sbase, data->sbase + SP_IOMEM_LEN - 1); + err = -EBUSY; + goto exit_release_ebase; + } + + err = request_irq(data->irq, wbcir_irq_handler, + IRQF_DISABLED, DRVNAME, device); + if (err) { + dev_err(dev, "Failed to claim IRQ %u\n", data->irq); + err = -EBUSY; + goto exit_release_sbase; + } + err = rc_register_device(data->dev); if (err) - goto exit_free_rc; + goto exit_free_irq; device_init_wakeup(&device->dev, 1); @@ -1072,14 +1072,6 @@ wbcir_probe(struct pnp_dev *device, const struct pnp_device_id *dev_id) return 0; -exit_free_rc: - rc_free_device(data->dev); -exit_unregister_led: - led_classdev_unregister(&data->led); -exit_unregister_rxtrigger: - led_trigger_unregister_simple(data->rxtrigger); -exit_unregister_txtrigger: - led_trigger_unregister_simple(data->txtrigger); exit_free_irq: free_irq(data->irq, device); exit_release_sbase: @@ -1088,6 +1080,14 @@ exit_release_ebase: release_region(data->ebase, EHFUNC_IOMEM_LEN); exit_release_wbase: release_region(data->wbase, WAKEUP_IOMEM_LEN); +exit_free_rc: + rc_free_device(data->dev); +exit_unregister_led: + led_classdev_unregister(&data->led); +exit_unregister_rxtrigger: + led_trigger_unregister_simple(data->rxtrigger); +exit_unregister_txtrigger: + led_trigger_unregister_simple(data->txtrigger); exit_free_data: kfree(data); pnp_set_drvdata(device, NULL); diff --git a/drivers/media/video/gspca/sonixj.c b/drivers/media/video/gspca/sonixj.c index db8e5084df06..863c755dd2b7 100644 --- a/drivers/media/video/gspca/sonixj.c +++ b/drivers/media/video/gspca/sonixj.c @@ -2923,6 +2923,10 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, * not the JPEG end of frame ('ff d9'). */ + /* count the packets and their size */ + sd->npkt++; + sd->pktsz += len; + /*fixme: assumption about the following code: * - there can be only one marker in a packet */ @@ -2945,10 +2949,6 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, data += i; } - /* count the packets and their size */ - sd->npkt++; - sd->pktsz += len; - /* search backwards if there is a marker in the packet */ for (i = len - 1; --i >= 0; ) { if (data[i] != 0xff) { diff --git a/drivers/media/video/marvell-ccic/mmp-driver.c b/drivers/media/video/marvell-ccic/mmp-driver.c index d23552323f45..c4c17fe76c0d 100644 --- a/drivers/media/video/marvell-ccic/mmp-driver.c +++ b/drivers/media/video/marvell-ccic/mmp-driver.c @@ -181,7 +181,6 @@ static int mmpcam_probe(struct platform_device *pdev) INIT_LIST_HEAD(&cam->devlist); mcam = &cam->mcam; - mcam->platform = MHP_Armada610; mcam->plat_power_up = mmpcam_power_up; mcam->plat_power_down = mmpcam_power_down; mcam->dev = &pdev->dev; diff --git a/drivers/media/video/s5p-fimc/fimc-capture.c b/drivers/media/video/s5p-fimc/fimc-capture.c index b06efd208328..7e9b2c612b03 100644 --- a/drivers/media/video/s5p-fimc/fimc-capture.c +++ b/drivers/media/video/s5p-fimc/fimc-capture.c @@ -246,28 +246,37 @@ int fimc_capture_resume(struct fimc_dev *fimc) } -static unsigned int get_plane_size(struct fimc_frame *fr, unsigned int plane) -{ - if (!fr || plane >= fr->fmt->memplanes) - return 0; - return fr->f_width * fr->f_height * fr->fmt->depth[plane] / 8; -} - -static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *pfmt, +static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *pfmt, unsigned int *num_buffers, unsigned int *num_planes, unsigned int sizes[], void *allocators[]) { + const struct v4l2_pix_format_mplane *pixm = NULL; struct fimc_ctx *ctx = vq->drv_priv; - struct fimc_fmt *fmt = ctx->d_frame.fmt; + struct fimc_frame *frame = &ctx->d_frame; + struct fimc_fmt *fmt = frame->fmt; + unsigned long wh; int i; - if (!fmt) + if (pfmt) { + pixm = &pfmt->fmt.pix_mp; + fmt = fimc_find_format(&pixm->pixelformat, NULL, + FMT_FLAGS_CAM | FMT_FLAGS_M2M, -1); + wh = pixm->width * pixm->height; + } else { + wh = frame->f_width * frame->f_height; + } + + if (fmt == NULL) return -EINVAL; *num_planes = fmt->memplanes; for (i = 0; i < fmt->memplanes; i++) { - sizes[i] = get_plane_size(&ctx->d_frame, i); + unsigned int size = (wh * fmt->depth[i]) / 8; + if (pixm) + sizes[i] = max(size, pixm->plane_fmt[i].sizeimage); + else + sizes[i] = size; allocators[i] = ctx->fimc_dev->alloc_ctx; } @@ -1383,7 +1392,7 @@ static int fimc_subdev_set_crop(struct v4l2_subdev *sd, fimc_capture_try_crop(ctx, r, crop->pad); if (crop->which == V4L2_SUBDEV_FORMAT_TRY) { - mutex_lock(&fimc->lock); + mutex_unlock(&fimc->lock); *v4l2_subdev_get_try_crop(fh, crop->pad) = *r; return 0; } diff --git a/drivers/media/video/s5p-fimc/fimc-core.c b/drivers/media/video/s5p-fimc/fimc-core.c index e184e650022a..e09ba7b0076e 100644 --- a/drivers/media/video/s5p-fimc/fimc-core.c +++ b/drivers/media/video/s5p-fimc/fimc-core.c @@ -1048,14 +1048,14 @@ static int fimc_m2m_g_fmt_mplane(struct file *file, void *fh, * @mask: the color flags to match * @index: offset in the fimc_formats array, ignored if negative */ -struct fimc_fmt *fimc_find_format(u32 *pixelformat, u32 *mbus_code, +struct fimc_fmt *fimc_find_format(const u32 *pixelformat, const u32 *mbus_code, unsigned int mask, int index) { struct fimc_fmt *fmt, *def_fmt = NULL; unsigned int i; int id = 0; - if (index >= ARRAY_SIZE(fimc_formats)) + if (index >= (int)ARRAY_SIZE(fimc_formats)) return NULL; for (i = 0; i < ARRAY_SIZE(fimc_formats); ++i) { diff --git a/drivers/media/video/s5p-fimc/fimc-core.h b/drivers/media/video/s5p-fimc/fimc-core.h index a18291e648e2..84fd83550bd7 100644 --- a/drivers/media/video/s5p-fimc/fimc-core.h +++ b/drivers/media/video/s5p-fimc/fimc-core.h @@ -718,7 +718,7 @@ void fimc_alpha_ctrl_update(struct fimc_ctx *ctx); int fimc_fill_format(struct fimc_frame *frame, struct v4l2_format *f); void fimc_adjust_mplane_format(struct fimc_fmt *fmt, u32 width, u32 height, struct v4l2_pix_format_mplane *pix); -struct fimc_fmt *fimc_find_format(u32 *pixelformat, u32 *mbus_code, +struct fimc_fmt *fimc_find_format(const u32 *pixelformat, const u32 *mbus_code, unsigned int mask, int index); int fimc_check_scaler_ratio(struct fimc_ctx *ctx, int sw, int sh, diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c index eb25756a07af..aedb970d13f6 100644 --- a/drivers/media/video/soc_camera.c +++ b/drivers/media/video/soc_camera.c @@ -530,7 +530,10 @@ static int soc_camera_open(struct file *file) if (icl->reset) icl->reset(icd->pdev); + /* Don't mess with the host during probe */ + mutex_lock(&ici->host_lock); ret = ici->ops->add(icd); + mutex_unlock(&ici->host_lock); if (ret < 0) { dev_err(icd->pdev, "Couldn't activate the camera: %d\n", ret); goto eiciadd; @@ -956,7 +959,7 @@ static void scan_add_host(struct soc_camera_host *ici) { struct soc_camera_device *icd; - mutex_lock(&list_lock); + mutex_lock(&ici->host_lock); list_for_each_entry(icd, &devices, list) { if (icd->iface == ici->nr) { @@ -967,7 +970,7 @@ static void scan_add_host(struct soc_camera_host *ici) } } - mutex_unlock(&list_lock); + mutex_unlock(&ici->host_lock); } #ifdef CONFIG_I2C_BOARDINFO @@ -1313,6 +1316,7 @@ int soc_camera_host_register(struct soc_camera_host *ici) list_add_tail(&ici->list, &hosts); mutex_unlock(&list_lock); + mutex_init(&ici->host_lock); scan_add_host(ici); return 0; diff --git a/drivers/media/video/videobuf2-dma-contig.c b/drivers/media/video/videobuf2-dma-contig.c index f17ad98fcc5f..4b7132660a93 100644 --- a/drivers/media/video/videobuf2-dma-contig.c +++ b/drivers/media/video/videobuf2-dma-contig.c @@ -15,6 +15,7 @@ #include <linux/dma-mapping.h> #include <media/videobuf2-core.h> +#include <media/videobuf2-dma-contig.h> #include <media/videobuf2-memops.h> struct vb2_dc_conf { @@ -85,7 +86,7 @@ static void *vb2_dma_contig_vaddr(void *buf_priv) { struct vb2_dc_buf *buf = buf_priv; if (!buf) - return 0; + return NULL; return buf->vaddr; } diff --git a/drivers/media/video/videobuf2-memops.c b/drivers/media/video/videobuf2-memops.c index c41cb60245d6..504cd4cbe29e 100644 --- a/drivers/media/video/videobuf2-memops.c +++ b/drivers/media/video/videobuf2-memops.c @@ -55,6 +55,7 @@ struct vm_area_struct *vb2_get_vma(struct vm_area_struct *vma) return vma_copy; } +EXPORT_SYMBOL_GPL(vb2_get_vma); /** * vb2_put_userptr() - release a userspace virtual memory area diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c index c8aae6640e64..7e96bb229724 100644 --- a/drivers/mfd/omap-usb-host.c +++ b/drivers/mfd/omap-usb-host.c @@ -25,6 +25,7 @@ #include <linux/clk.h> #include <linux/dma-mapping.h> #include <linux/spinlock.h> +#include <plat/cpu.h> #include <plat/usb.h> #include <linux/pm_runtime.h> diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c index 58fc65f5c817..f2f482bec573 100644 --- a/drivers/mtd/mtdchar.c +++ b/drivers/mtd/mtdchar.c @@ -376,7 +376,7 @@ static int otp_select_filemode(struct mtd_file_info *mfi, int mode) * Make a fake call to mtd_read_fact_prot_reg() to check if OTP * operations are supported. */ - if (mtd_read_fact_prot_reg(mtd, -1, -1, &retlen, NULL) == -EOPNOTSUPP) + if (mtd_read_fact_prot_reg(mtd, -1, 0, &retlen, NULL) == -EOPNOTSUPP) return -EOPNOTSUPP; switch (mode) { diff --git a/drivers/mtd/nand/ams-delta.c b/drivers/mtd/nand/ams-delta.c index 73416951f4c1..861ca8f7e47d 100644 --- a/drivers/mtd/nand/ams-delta.c +++ b/drivers/mtd/nand/ams-delta.c @@ -212,18 +212,17 @@ static int __devinit ams_delta_init(struct platform_device *pdev) /* Link the private data with the MTD structure */ ams_delta_mtd->priv = this; - if (!request_mem_region(res->start, resource_size(res), - dev_name(&pdev->dev))) { - dev_err(&pdev->dev, "request_mem_region failed\n"); - err = -EBUSY; - goto out_free; - } + /* + * Don't try to request the memory region from here, + * it should have been already requested from the + * gpio-omap driver and requesting it again would fail. + */ io_base = ioremap(res->start, resource_size(res)); if (io_base == NULL) { dev_err(&pdev->dev, "ioremap failed\n"); err = -EIO; - goto out_release_io; + goto out_free; } this->priv = io_base; @@ -271,8 +270,6 @@ out_gpio: platform_set_drvdata(pdev, NULL); gpio_free(AMS_DELTA_GPIO_PIN_NAND_RB); iounmap(io_base); -out_release_io: - release_mem_region(res->start, resource_size(res)); out_free: kfree(ams_delta_mtd); out: @@ -285,7 +282,6 @@ out_free: static int __devexit ams_delta_cleanup(struct platform_device *pdev) { void __iomem *io_base = platform_get_drvdata(pdev); - struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); /* Release resources, unregister device */ nand_release(ams_delta_mtd); @@ -293,7 +289,6 @@ static int __devexit ams_delta_cleanup(struct platform_device *pdev) gpio_free_array(_mandatory_gpio, ARRAY_SIZE(_mandatory_gpio)); gpio_free(AMS_DELTA_GPIO_PIN_NAND_RB); iounmap(io_base); - release_mem_region(res->start, resource_size(res)); /* Free the MTD device structure */ kfree(ams_delta_mtd); diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index 793b00138275..3463b469e657 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -2173,9 +2173,10 @@ re_arm: * received frames (loopback). Since only the payload is given to this * function, it check for loopback. */ -static void bond_3ad_rx_indication(struct lacpdu *lacpdu, struct slave *slave, u16 length) +static int bond_3ad_rx_indication(struct lacpdu *lacpdu, struct slave *slave, u16 length) { struct port *port; + int ret = RX_HANDLER_ANOTHER; if (length >= sizeof(struct lacpdu)) { @@ -2184,11 +2185,12 @@ static void bond_3ad_rx_indication(struct lacpdu *lacpdu, struct slave *slave, u if (!port->slave) { pr_warning("%s: Warning: port of slave %s is uninitialized\n", slave->dev->name, slave->dev->master->name); - return; + return ret; } switch (lacpdu->subtype) { case AD_TYPE_LACPDU: + ret = RX_HANDLER_CONSUMED; pr_debug("Received LACPDU on port %d\n", port->actor_port_number); /* Protect against concurrent state machines */ @@ -2198,6 +2200,7 @@ static void bond_3ad_rx_indication(struct lacpdu *lacpdu, struct slave *slave, u break; case AD_TYPE_MARKER: + ret = RX_HANDLER_CONSUMED; // No need to convert fields to Little Endian since we don't use the marker's fields. switch (((struct bond_marker *)lacpdu)->tlv_type) { @@ -2219,6 +2222,7 @@ static void bond_3ad_rx_indication(struct lacpdu *lacpdu, struct slave *slave, u } } } + return ret; } /** @@ -2456,18 +2460,20 @@ out: return NETDEV_TX_OK; } -void bond_3ad_lacpdu_recv(struct sk_buff *skb, struct bonding *bond, +int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct bonding *bond, struct slave *slave) { + int ret = RX_HANDLER_ANOTHER; if (skb->protocol != PKT_TYPE_LACPDU) - return; + return ret; if (!pskb_may_pull(skb, sizeof(struct lacpdu))) - return; + return ret; read_lock(&bond->lock); - bond_3ad_rx_indication((struct lacpdu *) skb->data, slave, skb->len); + ret = bond_3ad_rx_indication((struct lacpdu *) skb->data, slave, skb->len); read_unlock(&bond->lock); + return ret; } /* diff --git a/drivers/net/bonding/bond_3ad.h b/drivers/net/bonding/bond_3ad.h index 235b2cc58b28..5ee7e3c45db7 100644 --- a/drivers/net/bonding/bond_3ad.h +++ b/drivers/net/bonding/bond_3ad.h @@ -274,7 +274,7 @@ void bond_3ad_adapter_duplex_changed(struct slave *slave); void bond_3ad_handle_link_change(struct slave *slave, char link); int bond_3ad_get_active_agg_info(struct bonding *bond, struct ad_info *ad_info); int bond_3ad_xmit_xor(struct sk_buff *skb, struct net_device *dev); -void bond_3ad_lacpdu_recv(struct sk_buff *skb, struct bonding *bond, +int bond_3ad_lacpdu_recv(struct sk_buff *skb, struct bonding *bond, struct slave *slave); int bond_3ad_set_carrier(struct bonding *bond); void bond_3ad_update_lacp_rate(struct bonding *bond); diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c index 9abfde479316..2e1f8066f1a8 100644 --- a/drivers/net/bonding/bond_alb.c +++ b/drivers/net/bonding/bond_alb.c @@ -342,26 +342,26 @@ static void rlb_update_entry_from_arp(struct bonding *bond, struct arp_pkt *arp) _unlock_rx_hashtbl_bh(bond); } -static void rlb_arp_recv(struct sk_buff *skb, struct bonding *bond, +static int rlb_arp_recv(struct sk_buff *skb, struct bonding *bond, struct slave *slave) { struct arp_pkt *arp; if (skb->protocol != cpu_to_be16(ETH_P_ARP)) - return; + goto out; arp = (struct arp_pkt *) skb->data; if (!arp) { pr_debug("Packet has no ARP data\n"); - return; + goto out; } if (!pskb_may_pull(skb, arp_hdr_len(bond->dev))) - return; + goto out; if (skb->len < sizeof(struct arp_pkt)) { pr_debug("Packet is too small to be an ARP\n"); - return; + goto out; } if (arp->op_code == htons(ARPOP_REPLY)) { @@ -369,6 +369,8 @@ static void rlb_arp_recv(struct sk_buff *skb, struct bonding *bond, rlb_update_entry_from_arp(bond, arp); pr_debug("Server received an ARP Reply from client\n"); } +out: + return RX_HANDLER_ANOTHER; } /* Caller must hold bond lock for read */ diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 62d2409bb293..bc13b3d77432 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1444,8 +1444,9 @@ static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb) struct sk_buff *skb = *pskb; struct slave *slave; struct bonding *bond; - void (*recv_probe)(struct sk_buff *, struct bonding *, + int (*recv_probe)(struct sk_buff *, struct bonding *, struct slave *); + int ret = RX_HANDLER_ANOTHER; skb = skb_share_check(skb, GFP_ATOMIC); if (unlikely(!skb)) @@ -1464,8 +1465,12 @@ static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb) struct sk_buff *nskb = skb_clone(skb, GFP_ATOMIC); if (likely(nskb)) { - recv_probe(nskb, bond, slave); + ret = recv_probe(nskb, bond, slave); dev_kfree_skb(nskb); + if (ret == RX_HANDLER_CONSUMED) { + consume_skb(skb); + return ret; + } } } @@ -1487,7 +1492,7 @@ static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb) memcpy(eth_hdr(skb)->h_dest, bond->dev->dev_addr, ETH_ALEN); } - return RX_HANDLER_ANOTHER; + return ret; } /* enslave device <slave> to bond device <master> */ @@ -2723,7 +2728,7 @@ static void bond_validate_arp(struct bonding *bond, struct slave *slave, __be32 } } -static void bond_arp_rcv(struct sk_buff *skb, struct bonding *bond, +static int bond_arp_rcv(struct sk_buff *skb, struct bonding *bond, struct slave *slave) { struct arphdr *arp; @@ -2731,7 +2736,7 @@ static void bond_arp_rcv(struct sk_buff *skb, struct bonding *bond, __be32 sip, tip; if (skb->protocol != __cpu_to_be16(ETH_P_ARP)) - return; + return RX_HANDLER_ANOTHER; read_lock(&bond->lock); @@ -2776,6 +2781,7 @@ static void bond_arp_rcv(struct sk_buff *skb, struct bonding *bond, out_unlock: read_unlock(&bond->lock); + return RX_HANDLER_ANOTHER; } /* diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h index 9f2bae6616d3..4581aa5ccaba 100644 --- a/drivers/net/bonding/bonding.h +++ b/drivers/net/bonding/bonding.h @@ -218,7 +218,7 @@ struct bonding { struct slave *primary_slave; bool force_primary; s32 slave_cnt; /* never change this value outside the attach/detach wrappers */ - void (*recv_probe)(struct sk_buff *, struct bonding *, + int (*recv_probe)(struct sk_buff *, struct bonding *, struct slave *); rwlock_t lock; rwlock_t curr_slave_lock; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index e077d2508727..6af310195bae 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -9122,13 +9122,34 @@ static int __devinit bnx2x_prev_unload_common(struct bnx2x *bp) return bnx2x_prev_mcp_done(bp); } +/* previous driver DMAE transaction may have occurred when pre-boot stage ended + * and boot began, or when kdump kernel was loaded. Either case would invalidate + * the addresses of the transaction, resulting in was-error bit set in the pci + * causing all hw-to-host pcie transactions to timeout. If this happened we want + * to clear the interrupt which detected this from the pglueb and the was done + * bit + */ +static void __devinit bnx2x_prev_interrupted_dmae(struct bnx2x *bp) +{ + u32 val = REG_RD(bp, PGLUE_B_REG_PGLUE_B_INT_STS); + if (val & PGLUE_B_PGLUE_B_INT_STS_REG_WAS_ERROR_ATTN) { + BNX2X_ERR("was error bit was found to be set in pglueb upon startup. Clearing"); + REG_WR(bp, PGLUE_B_REG_WAS_ERROR_PF_7_0_CLR, 1 << BP_FUNC(bp)); + } +} + static int __devinit bnx2x_prev_unload(struct bnx2x *bp) { int time_counter = 10; u32 rc, fw, hw_lock_reg, hw_lock_val; BNX2X_DEV_INFO("Entering Previous Unload Flow\n"); - /* Release previously held locks */ + /* clear hw from errors which may have resulted from an interrupted + * dmae transaction. + */ + bnx2x_prev_interrupted_dmae(bp); + + /* Release previously held locks */ hw_lock_reg = (BP_FUNC(bp) <= 5) ? (MISC_REG_DRIVER_CONTROL_1 + BP_FUNC(bp) * 8) : (MISC_REG_DRIVER_CONTROL_7 + (BP_FUNC(bp) - 6) * 8); diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 062ac333fde6..ceeab8e852ef 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -879,8 +879,13 @@ static inline unsigned int tg3_has_work(struct tg3_napi *tnapi) if (sblk->status & SD_STATUS_LINK_CHG) work_exists = 1; } - /* check for RX/TX work to do */ - if (sblk->idx[0].tx_consumer != tnapi->tx_cons || + + /* check for TX work to do */ + if (sblk->idx[0].tx_consumer != tnapi->tx_cons) + work_exists = 1; + + /* check for RX work to do */ + if (tnapi->rx_rcb_prod_idx && *(tnapi->rx_rcb_prod_idx) != tnapi->rx_rcb_ptr) work_exists = 1; @@ -6124,6 +6129,9 @@ static int tg3_poll_work(struct tg3_napi *tnapi, int work_done, int budget) return work_done; } + if (!tnapi->rx_rcb_prod_idx) + return work_done; + /* run RX thread, within the bounds set by NAPI. * All RX "locking" is done by ensuring outside * code synchronizes with tg3->napi.poll() @@ -7567,6 +7575,12 @@ static int tg3_alloc_consistent(struct tg3 *tp) */ switch (i) { default: + if (tg3_flag(tp, ENABLE_RSS)) { + tnapi->rx_rcb_prod_idx = NULL; + break; + } + /* Fall through */ + case 1: tnapi->rx_rcb_prod_idx = &sblk->idx[0].rx_producer; break; case 2: diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c index 63bfdd10bd6d..abb6ce7c1b7e 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c +++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c @@ -1150,6 +1150,48 @@ release_tpsram: } /** + * t3_synchronize_rx - wait for current Rx processing on a port to complete + * @adap: the adapter + * @p: the port + * + * Ensures that current Rx processing on any of the queues associated with + * the given port completes before returning. We do this by acquiring and + * releasing the locks of the response queues associated with the port. + */ +static void t3_synchronize_rx(struct adapter *adap, const struct port_info *p) +{ + int i; + + for (i = p->first_qset; i < p->first_qset + p->nqsets; i++) { + struct sge_rspq *q = &adap->sge.qs[i].rspq; + + spin_lock_irq(&q->lock); + spin_unlock_irq(&q->lock); + } +} + +static void cxgb_vlan_mode(struct net_device *dev, netdev_features_t features) +{ + struct port_info *pi = netdev_priv(dev); + struct adapter *adapter = pi->adapter; + + if (adapter->params.rev > 0) { + t3_set_vlan_accel(adapter, 1 << pi->port_id, + features & NETIF_F_HW_VLAN_RX); + } else { + /* single control for all ports */ + unsigned int i, have_vlans = features & NETIF_F_HW_VLAN_RX; + + for_each_port(adapter, i) + have_vlans |= + adapter->port[i]->features & NETIF_F_HW_VLAN_RX; + + t3_set_vlan_accel(adapter, 1, have_vlans); + } + t3_synchronize_rx(adapter, pi); +} + +/** * cxgb_up - enable the adapter * @adapter: adapter being enabled * @@ -1161,7 +1203,7 @@ release_tpsram: */ static int cxgb_up(struct adapter *adap) { - int err; + int i, err; if (!(adap->flags & FULL_INIT_DONE)) { err = t3_check_fw_version(adap); @@ -1198,6 +1240,9 @@ static int cxgb_up(struct adapter *adap) if (err) goto out; + for_each_port(adap, i) + cxgb_vlan_mode(adap->port[i], adap->port[i]->features); + setup_rss(adap); if (!(adap->flags & NAPI_INIT)) init_napi(adap); @@ -2508,48 +2553,6 @@ static int cxgb_set_mac_addr(struct net_device *dev, void *p) return 0; } -/** - * t3_synchronize_rx - wait for current Rx processing on a port to complete - * @adap: the adapter - * @p: the port - * - * Ensures that current Rx processing on any of the queues associated with - * the given port completes before returning. We do this by acquiring and - * releasing the locks of the response queues associated with the port. - */ -static void t3_synchronize_rx(struct adapter *adap, const struct port_info *p) -{ - int i; - - for (i = p->first_qset; i < p->first_qset + p->nqsets; i++) { - struct sge_rspq *q = &adap->sge.qs[i].rspq; - - spin_lock_irq(&q->lock); - spin_unlock_irq(&q->lock); - } -} - -static void cxgb_vlan_mode(struct net_device *dev, netdev_features_t features) -{ - struct port_info *pi = netdev_priv(dev); - struct adapter *adapter = pi->adapter; - - if (adapter->params.rev > 0) { - t3_set_vlan_accel(adapter, 1 << pi->port_id, - features & NETIF_F_HW_VLAN_RX); - } else { - /* single control for all ports */ - unsigned int i, have_vlans = features & NETIF_F_HW_VLAN_RX; - - for_each_port(adapter, i) - have_vlans |= - adapter->port[i]->features & NETIF_F_HW_VLAN_RX; - - t3_set_vlan_accel(adapter, 1, have_vlans); - } - t3_synchronize_rx(adapter, pi); -} - static netdev_features_t cxgb_fix_features(struct net_device *dev, netdev_features_t features) { @@ -3353,9 +3356,6 @@ static int __devinit init_one(struct pci_dev *pdev, err = sysfs_create_group(&adapter->port[0]->dev.kobj, &cxgb3_attr_group); - for_each_port(adapter, i) - cxgb_vlan_mode(adapter->port[i], adapter->port[i]->features); - print_port_info(adapter, ai); return 0; diff --git a/drivers/net/ethernet/dlink/dl2k.c b/drivers/net/ethernet/dlink/dl2k.c index b2dc2c81a147..2e09edb9cdf8 100644 --- a/drivers/net/ethernet/dlink/dl2k.c +++ b/drivers/net/ethernet/dlink/dl2k.c @@ -1259,55 +1259,21 @@ rio_ioctl (struct net_device *dev, struct ifreq *rq, int cmd) { int phy_addr; struct netdev_private *np = netdev_priv(dev); - struct mii_data *miidata = (struct mii_data *) &rq->ifr_ifru; - - struct netdev_desc *desc; - int i; + struct mii_ioctl_data *miidata = if_mii(rq); phy_addr = np->phy_addr; switch (cmd) { - case SIOCDEVPRIVATE: - break; - - case SIOCDEVPRIVATE + 1: - miidata->out_value = mii_read (dev, phy_addr, miidata->reg_num); + case SIOCGMIIPHY: + miidata->phy_id = phy_addr; break; - case SIOCDEVPRIVATE + 2: - mii_write (dev, phy_addr, miidata->reg_num, miidata->in_value); + case SIOCGMIIREG: + miidata->val_out = mii_read (dev, phy_addr, miidata->reg_num); break; - case SIOCDEVPRIVATE + 3: - break; - case SIOCDEVPRIVATE + 4: - break; - case SIOCDEVPRIVATE + 5: - netif_stop_queue (dev); + case SIOCSMIIREG: + if (!capable(CAP_NET_ADMIN)) + return -EPERM; + mii_write (dev, phy_addr, miidata->reg_num, miidata->val_in); break; - case SIOCDEVPRIVATE + 6: - netif_wake_queue (dev); - break; - case SIOCDEVPRIVATE + 7: - printk - ("tx_full=%x cur_tx=%lx old_tx=%lx cur_rx=%lx old_rx=%lx\n", - netif_queue_stopped(dev), np->cur_tx, np->old_tx, np->cur_rx, - np->old_rx); - break; - case SIOCDEVPRIVATE + 8: - printk("TX ring:\n"); - for (i = 0; i < TX_RING_SIZE; i++) { - desc = &np->tx_ring[i]; - printk - ("%02x:cur:%08x next:%08x status:%08x frag1:%08x frag0:%08x", - i, - (u32) (np->tx_ring_dma + i * sizeof (*desc)), - (u32)le64_to_cpu(desc->next_desc), - (u32)le64_to_cpu(desc->status), - (u32)(le64_to_cpu(desc->fraginfo) >> 32), - (u32)le64_to_cpu(desc->fraginfo)); - printk ("\n"); - } - printk ("\n"); - break; - default: return -EOPNOTSUPP; } diff --git a/drivers/net/ethernet/dlink/dl2k.h b/drivers/net/ethernet/dlink/dl2k.h index ba0adcafa55a..30c2da3de548 100644 --- a/drivers/net/ethernet/dlink/dl2k.h +++ b/drivers/net/ethernet/dlink/dl2k.h @@ -365,13 +365,6 @@ struct ioctl_data { char *data; }; -struct mii_data { - __u16 reserved; - __u16 reg_num; - __u16 in_value; - __u16 out_value; -}; - /* The Rx and Tx buffer descriptors. */ struct netdev_desc { __le64 next_desc; diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c index 17a46e76123f..9ac14f804851 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.c +++ b/drivers/net/ethernet/freescale/ucc_geth.c @@ -116,10 +116,10 @@ static struct ucc_geth_info ugeth_primary_info = { .maxGroupAddrInHash = 4, .maxIndAddrInHash = 4, .prel = 7, - .maxFrameLength = 1518, + .maxFrameLength = 1518+16, /* Add extra bytes for VLANs etc. */ .minFrameLength = 64, - .maxD1Length = 1520, - .maxD2Length = 1520, + .maxD1Length = 1520+16, /* Add extra bytes for VLANs etc. */ + .maxD2Length = 1520+16, /* Add extra bytes for VLANs etc. */ .vlantype = 0x8100, .ecamptr = ((uint32_t) NULL), .eventRegMask = UCCE_OTHER, diff --git a/drivers/net/ethernet/freescale/ucc_geth.h b/drivers/net/ethernet/freescale/ucc_geth.h index 2e395a2566b8..f71b3e7b12de 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.h +++ b/drivers/net/ethernet/freescale/ucc_geth.h @@ -877,7 +877,7 @@ struct ucc_geth_hardware_statistics { /* Driver definitions */ #define TX_BD_RING_LEN 0x10 -#define RX_BD_RING_LEN 0x10 +#define RX_BD_RING_LEN 0x20 #define TX_RING_MOD_MASK(size) (size-1) #define RX_RING_MOD_MASK(size) (size-1) diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c index 3516e17a399d..f4d2da0db1b1 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_main.c +++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c @@ -290,16 +290,18 @@ static void ehea_update_bcmc_registrations(void) arr[i].adh = adapter->handle; arr[i].port_id = port->logical_port_id; - arr[i].reg_type = EHEA_BCMC_SCOPE_ALL | - EHEA_BCMC_MULTICAST | + arr[i].reg_type = EHEA_BCMC_MULTICAST | EHEA_BCMC_UNTAGGED; + if (mc_entry->macaddr == 0) + arr[i].reg_type |= EHEA_BCMC_SCOPE_ALL; arr[i++].macaddr = mc_entry->macaddr; arr[i].adh = adapter->handle; arr[i].port_id = port->logical_port_id; - arr[i].reg_type = EHEA_BCMC_SCOPE_ALL | - EHEA_BCMC_MULTICAST | + arr[i].reg_type = EHEA_BCMC_MULTICAST | EHEA_BCMC_VLANID_ALL; + if (mc_entry->macaddr == 0) + arr[i].reg_type |= EHEA_BCMC_SCOPE_ALL; arr[i++].macaddr = mc_entry->macaddr; num_registrations -= 2; } @@ -1838,8 +1840,9 @@ static u64 ehea_multicast_reg_helper(struct ehea_port *port, u64 mc_mac_addr, u64 hret; u8 reg_type; - reg_type = EHEA_BCMC_SCOPE_ALL | EHEA_BCMC_MULTICAST - | EHEA_BCMC_UNTAGGED; + reg_type = EHEA_BCMC_MULTICAST | EHEA_BCMC_UNTAGGED; + if (mc_mac_addr == 0) + reg_type |= EHEA_BCMC_SCOPE_ALL; hret = ehea_h_reg_dereg_bcmc(port->adapter->handle, port->logical_port_id, @@ -1847,8 +1850,9 @@ static u64 ehea_multicast_reg_helper(struct ehea_port *port, u64 mc_mac_addr, if (hret) goto out; - reg_type = EHEA_BCMC_SCOPE_ALL | EHEA_BCMC_MULTICAST - | EHEA_BCMC_VLANID_ALL; + reg_type = EHEA_BCMC_MULTICAST | EHEA_BCMC_VLANID_ALL; + if (mc_mac_addr == 0) + reg_type |= EHEA_BCMC_SCOPE_ALL; hret = ehea_h_reg_dereg_bcmc(port->adapter->handle, port->logical_port_id, @@ -1898,7 +1902,7 @@ static void ehea_allmulti(struct net_device *dev, int enable) netdev_err(dev, "failed enabling IFF_ALLMULTI\n"); } - } else + } else { if (!enable) { /* Disable ALLMULTI */ hret = ehea_multicast_reg_helper(port, 0, H_DEREG_BCMC); @@ -1908,6 +1912,7 @@ static void ehea_allmulti(struct net_device *dev, int enable) netdev_err(dev, "failed disabling IFF_ALLMULTI\n"); } + } } static void ehea_add_multicast_entry(struct ehea_port *port, u8 *mc_mac_addr) @@ -1941,11 +1946,7 @@ static void ehea_set_multicast_list(struct net_device *dev) struct netdev_hw_addr *ha; int ret; - if (port->promisc) { - ehea_promiscuous(dev, 1); - return; - } - ehea_promiscuous(dev, 0); + ehea_promiscuous(dev, !!(dev->flags & IFF_PROMISC)); if (dev->flags & IFF_ALLMULTI) { ehea_allmulti(dev, 1); @@ -2463,6 +2464,7 @@ static int ehea_down(struct net_device *dev) return 0; ehea_drop_multicast_list(dev); + ehea_allmulti(dev, 0); ehea_broadcast_reg_helper(port, H_DEREG_BCMC); ehea_free_interrupts(dev); @@ -3261,6 +3263,7 @@ static int __devinit ehea_probe_adapter(struct platform_device *dev, struct ehea_adapter *adapter; const u64 *adapter_handle; int ret; + int i; if (!dev || !dev->dev.of_node) { pr_err("Invalid ibmebus device probed\n"); @@ -3314,17 +3317,9 @@ static int __devinit ehea_probe_adapter(struct platform_device *dev, tasklet_init(&adapter->neq_tasklet, ehea_neq_tasklet, (unsigned long)adapter); - ret = ibmebus_request_irq(adapter->neq->attr.ist1, - ehea_interrupt_neq, IRQF_DISABLED, - "ehea_neq", adapter); - if (ret) { - dev_err(&dev->dev, "requesting NEQ IRQ failed\n"); - goto out_kill_eq; - } - ret = ehea_create_device_sysfs(dev); if (ret) - goto out_free_irq; + goto out_kill_eq; ret = ehea_setup_ports(adapter); if (ret) { @@ -3332,15 +3327,30 @@ static int __devinit ehea_probe_adapter(struct platform_device *dev, goto out_rem_dev_sysfs; } + ret = ibmebus_request_irq(adapter->neq->attr.ist1, + ehea_interrupt_neq, IRQF_DISABLED, + "ehea_neq", adapter); + if (ret) { + dev_err(&dev->dev, "requesting NEQ IRQ failed\n"); + goto out_shutdown_ports; + } + + /* Handle any events that might be pending. */ + tasklet_hi_schedule(&adapter->neq_tasklet); + ret = 0; goto out; +out_shutdown_ports: + for (i = 0; i < EHEA_MAX_PORTS; i++) + if (adapter->port[i]) { + ehea_shutdown_single_port(adapter->port[i]); + adapter->port[i] = NULL; + } + out_rem_dev_sysfs: ehea_remove_device_sysfs(dev); -out_free_irq: - ibmebus_free_irq(adapter->neq->attr.ist1, adapter); - out_kill_eq: ehea_destroy_eq(adapter->neq); diff --git a/drivers/net/ethernet/ibm/ehea/ehea_phyp.h b/drivers/net/ethernet/ibm/ehea/ehea_phyp.h index 52c456ec4d6c..8364815c32ff 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_phyp.h +++ b/drivers/net/ethernet/ibm/ehea/ehea_phyp.h @@ -450,7 +450,7 @@ u64 ehea_h_modify_ehea_port(const u64 adapter_handle, const u16 port_num, void *cb_addr); #define H_REGBCMC_PN EHEA_BMASK_IBM(48, 63) -#define H_REGBCMC_REGTYPE EHEA_BMASK_IBM(61, 63) +#define H_REGBCMC_REGTYPE EHEA_BMASK_IBM(60, 63) #define H_REGBCMC_MACADDR EHEA_BMASK_IBM(16, 63) #define H_REGBCMC_VLANID EHEA_BMASK_IBM(52, 63) diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index 4348b6fd44fa..8d8908d2a9b1 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c @@ -493,7 +493,11 @@ out: static void e1000_down_and_stop(struct e1000_adapter *adapter) { set_bit(__E1000_DOWN, &adapter->flags); - cancel_work_sync(&adapter->reset_task); + + /* Only kill reset task if adapter is not resetting */ + if (!test_bit(__E1000_RESETTING, &adapter->flags)) + cancel_work_sync(&adapter->reset_task); + cancel_delayed_work_sync(&adapter->watchdog_task); cancel_delayed_work_sync(&adapter->phy_info_task); cancel_delayed_work_sync(&adapter->fifo_stall_task); @@ -3380,7 +3384,7 @@ static void e1000_dump(struct e1000_adapter *adapter) for (i = 0; tx_ring->desc && (i < tx_ring->count); i++) { struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*tx_ring, i); struct e1000_buffer *buffer_info = &tx_ring->buffer_info[i]; - struct my_u { u64 a; u64 b; }; + struct my_u { __le64 a; __le64 b; }; struct my_u *u = (struct my_u *)tx_desc; const char *type; @@ -3424,7 +3428,7 @@ rx_ring_summary: for (i = 0; rx_ring->desc && (i < rx_ring->count); i++) { struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rx_ring, i); struct e1000_buffer *buffer_info = &rx_ring->buffer_info[i]; - struct my_u { u64 a; u64 b; }; + struct my_u { __le64 a; __le64 b; }; struct my_u *u = (struct my_u *)rx_desc; const char *type; diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 19ab2154802c..9520a6ac1f30 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -3799,7 +3799,7 @@ static int e1000_test_msi_interrupt(struct e1000_adapter *adapter) /* fire an unusual interrupt on the test handler */ ew32(ICS, E1000_ICS_RXSEQ); e1e_flush(); - msleep(50); + msleep(100); e1000_irq_disable(adapter); diff --git a/drivers/net/ethernet/intel/e1000e/param.c b/drivers/net/ethernet/intel/e1000e/param.c index ff796e42c3eb..16adeb9418a8 100644 --- a/drivers/net/ethernet/intel/e1000e/param.c +++ b/drivers/net/ethernet/intel/e1000e/param.c @@ -106,7 +106,7 @@ E1000_PARAM(RxAbsIntDelay, "Receive Absolute Interrupt Delay"); /* * Interrupt Throttle Rate (interrupts/sec) * - * Valid Range: 100-100000 (0=off, 1=dynamic, 3=dynamic conservative) + * Valid Range: 100-100000 or one of: 0=off, 1=dynamic, 3=dynamic conservative */ E1000_PARAM(InterruptThrottleRate, "Interrupt Throttling Rate"); #define DEFAULT_ITR 3 @@ -344,53 +344,60 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter) if (num_InterruptThrottleRate > bd) { adapter->itr = InterruptThrottleRate[bd]; - switch (adapter->itr) { - case 0: - e_info("%s turned off\n", opt.name); - break; - case 1: - e_info("%s set to dynamic mode\n", opt.name); - adapter->itr_setting = adapter->itr; - adapter->itr = 20000; - break; - case 3: - e_info("%s set to dynamic conservative mode\n", - opt.name); - adapter->itr_setting = adapter->itr; - adapter->itr = 20000; - break; - case 4: - e_info("%s set to simplified (2000-8000 ints) " - "mode\n", opt.name); - adapter->itr_setting = 4; - break; - default: - /* - * Save the setting, because the dynamic bits - * change itr. - */ - if (e1000_validate_option(&adapter->itr, &opt, - adapter) && - (adapter->itr == 3)) { - /* - * In case of invalid user value, - * default to conservative mode. - */ - adapter->itr_setting = adapter->itr; - adapter->itr = 20000; - } else { - /* - * Clear the lower two bits because - * they are used as control. - */ - adapter->itr_setting = - adapter->itr & ~3; - } - break; - } + + /* + * Make sure a message is printed for non-special + * values. And in case of an invalid option, display + * warning, use default and got through itr/itr_setting + * adjustment logic below + */ + if ((adapter->itr > 4) && + e1000_validate_option(&adapter->itr, &opt, adapter)) + adapter->itr = opt.def; } else { - adapter->itr_setting = opt.def; + /* + * If no option specified, use default value and go + * through the logic below to adjust itr/itr_setting + */ + adapter->itr = opt.def; + + /* + * Make sure a message is printed for non-special + * default values + */ + if (adapter->itr > 40) + e_info("%s set to default %d\n", opt.name, + adapter->itr); + } + + adapter->itr_setting = adapter->itr; + switch (adapter->itr) { + case 0: + e_info("%s turned off\n", opt.name); + break; + case 1: + e_info("%s set to dynamic mode\n", opt.name); + adapter->itr = 20000; + break; + case 3: + e_info("%s set to dynamic conservative mode\n", + opt.name); adapter->itr = 20000; + break; + case 4: + e_info("%s set to simplified (2000-8000 ints) mode\n", + opt.name); + break; + default: + /* + * Save the setting, because the dynamic bits + * change itr. + * + * Clear the lower two bits because + * they are used as control. + */ + adapter->itr_setting &= ~3; + break; } } { /* Interrupt Mode */ diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 5ec31598ee47..8683ca4748c8 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -1111,9 +1111,12 @@ msi_only: adapter->flags |= IGB_FLAG_HAS_MSI; out: /* Notify the stack of the (possibly) reduced queue counts. */ + rtnl_lock(); netif_set_real_num_tx_queues(adapter->netdev, adapter->num_tx_queues); - return netif_set_real_num_rx_queues(adapter->netdev, - adapter->num_rx_queues); + err = netif_set_real_num_rx_queues(adapter->netdev, + adapter->num_rx_queues); + rtnl_unlock(); + return err; } /** @@ -2771,8 +2774,6 @@ void igb_configure_tx_ring(struct igb_adapter *adapter, txdctl |= E1000_TXDCTL_QUEUE_ENABLE; wr32(E1000_TXDCTL(reg_idx), txdctl); - - netdev_tx_reset_queue(txring_txq(ring)); } /** @@ -3282,6 +3283,8 @@ static void igb_clean_tx_ring(struct igb_ring *tx_ring) igb_unmap_and_free_tx_resource(tx_ring, buffer_info); } + netdev_tx_reset_queue(txring_txq(tx_ring)); + size = sizeof(struct igb_tx_buffer) * tx_ring->count; memset(tx_ring->tx_buffer_info, 0, size); @@ -6796,18 +6799,7 @@ static int igb_resume(struct device *dev) pci_enable_wake(pdev, PCI_D3hot, 0); pci_enable_wake(pdev, PCI_D3cold, 0); - if (!rtnl_is_locked()) { - /* - * shut up ASSERT_RTNL() warning in - * netif_set_real_num_tx/rx_queues. - */ - rtnl_lock(); - err = igb_init_interrupt_scheme(adapter); - rtnl_unlock(); - } else { - err = igb_init_interrupt_scheme(adapter); - } - if (err) { + if (igb_init_interrupt_scheme(adapter)) { dev_err(&pdev->dev, "Unable to allocate memory for queues\n"); return -ENOMEM; } diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c index d61ca2a732f0..8ec74b07f940 100644 --- a/drivers/net/ethernet/intel/igbvf/netdev.c +++ b/drivers/net/ethernet/intel/igbvf/netdev.c @@ -2731,14 +2731,14 @@ static int __devinit igbvf_probe(struct pci_dev *pdev, netdev->addr_len); } - if (!is_valid_ether_addr(netdev->perm_addr)) { + if (!is_valid_ether_addr(netdev->dev_addr)) { dev_err(&pdev->dev, "Invalid MAC Address: %pM\n", netdev->dev_addr); err = -EIO; goto err_hw_init; } - memcpy(netdev->perm_addr, adapter->hw.mac.addr, netdev->addr_len); + memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len); setup_timer(&adapter->watchdog_timer, &igbvf_watchdog, (unsigned long) adapter); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index 74e192107f9a..81b155589532 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -574,9 +574,6 @@ extern struct ixgbe_info ixgbe_82599_info; extern struct ixgbe_info ixgbe_X540_info; #ifdef CONFIG_IXGBE_DCB extern const struct dcbnl_rtnl_ops dcbnl_ops; -extern int ixgbe_copy_dcb_cfg(struct ixgbe_dcb_config *src_dcb_cfg, - struct ixgbe_dcb_config *dst_dcb_cfg, - int tc_max); #endif extern char ixgbe_driver_name[]; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c index 652e4b09546d..32e5c02ff6d0 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_nl.c @@ -44,18 +44,26 @@ #define DCB_NO_HW_CHG 1 /* DCB configuration did not change */ #define DCB_HW_CHG 2 /* DCB configuration changed, no reset */ -int ixgbe_copy_dcb_cfg(struct ixgbe_dcb_config *scfg, - struct ixgbe_dcb_config *dcfg, int tc_max) +static int ixgbe_copy_dcb_cfg(struct ixgbe_adapter *adapter, int tc_max) { + struct ixgbe_dcb_config *scfg = &adapter->temp_dcb_cfg; + struct ixgbe_dcb_config *dcfg = &adapter->dcb_cfg; struct tc_configuration *src = NULL; struct tc_configuration *dst = NULL; int i, j; int tx = DCB_TX_CONFIG; int rx = DCB_RX_CONFIG; int changes = 0; +#ifdef IXGBE_FCOE + struct dcb_app app = { + .selector = DCB_APP_IDTYPE_ETHTYPE, + .protocol = ETH_P_FCOE, + }; + u8 up = dcb_getapp(adapter->netdev, &app); - if (!scfg || !dcfg) - return changes; + if (up && !(up & (1 << adapter->fcoe.up))) + changes |= BIT_APP_UPCHG; +#endif for (i = DCB_PG_ATTR_TC_0; i < tc_max + DCB_PG_ATTR_TC_0; i++) { src = &scfg->tc_config[i - DCB_PG_ATTR_TC_0]; @@ -332,28 +340,12 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev) struct ixgbe_adapter *adapter = netdev_priv(netdev); int ret = DCB_NO_HW_CHG; int i; -#ifdef IXGBE_FCOE - struct dcb_app app = { - .selector = DCB_APP_IDTYPE_ETHTYPE, - .protocol = ETH_P_FCOE, - }; - u8 up; - - /* In IEEE mode, use the IEEE Ethertype selector value */ - if (adapter->dcbx_cap & DCB_CAP_DCBX_VER_IEEE) { - app.selector = IEEE_8021QAZ_APP_SEL_ETHERTYPE; - up = dcb_ieee_getapp_mask(netdev, &app); - } else { - up = dcb_getapp(netdev, &app); - } -#endif /* Fail command if not in CEE mode */ if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_CEE)) return ret; - adapter->dcb_set_bitmap |= ixgbe_copy_dcb_cfg(&adapter->temp_dcb_cfg, - &adapter->dcb_cfg, + adapter->dcb_set_bitmap |= ixgbe_copy_dcb_cfg(adapter, MAX_TRAFFIC_CLASS); if (!adapter->dcb_set_bitmap) return ret; @@ -440,8 +432,13 @@ static u8 ixgbe_dcbnl_set_all(struct net_device *netdev) * FCoE is using changes. This happens if the APP info * changes or the up2tc mapping is updated. */ - if ((up && !(up & (1 << adapter->fcoe.up))) || - (adapter->dcb_set_bitmap & BIT_APP_UPCHG)) { + if (adapter->dcb_set_bitmap & BIT_APP_UPCHG) { + struct dcb_app app = { + .selector = DCB_APP_IDTYPE_ETHTYPE, + .protocol = ETH_P_FCOE, + }; + u8 up = dcb_getapp(netdev, &app); + adapter->fcoe.up = ffs(up) - 1; ixgbe_dcbnl_devreset(netdev); ret = DCB_HW_CHG_RST; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 31a2bf76a346..cfe7d269590c 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -1780,6 +1780,8 @@ static u16 ixgbe_clean_test_rings(struct ixgbe_ring *rx_ring, rx_desc = IXGBE_RX_DESC(rx_ring, rx_ntc); } + netdev_tx_reset_queue(txring_txq(tx_ring)); + /* re-map buffers to ring, store next to clean values */ ixgbe_alloc_rx_buffers(rx_ring, count); rx_ring->next_to_clean = rx_ntc; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c index 77ea4b716535..bc07933d67da 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c @@ -437,6 +437,7 @@ int ixgbe_fcoe_ddp(struct ixgbe_adapter *adapter, */ if ((fh->fh_r_ctl == FC_RCTL_DD_SOL_DATA) && (fctl & FC_FC_END_SEQ)) { + skb_linearize(skb); crc = (struct fcoe_crc_eof *)skb_put(skb, sizeof(*crc)); crc->fcoe_eof = FC_EOF_T; } diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index a7f3cd872caf..467948e9ecd9 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -2671,8 +2671,6 @@ void ixgbe_configure_tx_ring(struct ixgbe_adapter *adapter, /* enable queue */ IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(reg_idx), txdctl); - netdev_tx_reset_queue(txring_txq(ring)); - /* TXDCTL.EN will return 0 on 82598 if link is down, so skip it */ if (hw->mac.type == ixgbe_mac_82598EB && !(IXGBE_READ_REG(hw, IXGBE_LINKS) & IXGBE_LINKS_UP)) @@ -4167,6 +4165,8 @@ static void ixgbe_clean_tx_ring(struct ixgbe_ring *tx_ring) ixgbe_unmap_and_free_tx_resource(tx_ring, tx_buffer_info); } + netdev_tx_reset_queue(txring_txq(tx_ring)); + size = sizeof(struct ixgbe_tx_buffer) * tx_ring->count; memset(tx_ring->tx_buffer_info, 0, size); @@ -4418,8 +4418,8 @@ static int __devinit ixgbe_sw_init(struct ixgbe_adapter *adapter) adapter->dcb_cfg.pfc_mode_enable = false; adapter->dcb_set_bitmap = 0x00; adapter->dcbx_cap = DCB_CAP_DCBX_HOST | DCB_CAP_DCBX_VER_CEE; - ixgbe_copy_dcb_cfg(&adapter->dcb_cfg, &adapter->temp_dcb_cfg, - MAX_TRAFFIC_CLASS); + memcpy(&adapter->temp_dcb_cfg, &adapter->dcb_cfg, + sizeof(adapter->temp_dcb_cfg)); #endif @@ -4866,17 +4866,15 @@ static int __ixgbe_shutdown(struct pci_dev *pdev, bool *enable_wake) netif_device_detach(netdev); if (netif_running(netdev)) { + rtnl_lock(); ixgbe_down(adapter); ixgbe_free_irq(adapter); ixgbe_free_all_tx_resources(adapter); ixgbe_free_all_rx_resources(adapter); + rtnl_unlock(); } ixgbe_clear_interrupt_scheme(adapter); -#ifdef CONFIG_DCB - kfree(adapter->ixgbe_ieee_pfc); - kfree(adapter->ixgbe_ieee_ets); -#endif #ifdef CONFIG_PM retval = pci_save_state(pdev); @@ -7224,6 +7222,11 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev) ixgbe_release_hw_control(adapter); +#ifdef CONFIG_DCB + kfree(adapter->ixgbe_ieee_pfc); + kfree(adapter->ixgbe_ieee_ets); + +#endif iounmap(adapter->hw.hw_addr); pci_release_selected_regions(pdev, pci_select_bars(pdev, IORESOURCE_MEM)); diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c index c9b504e2dfc3..487a6c8bd4ec 100644 --- a/drivers/net/ethernet/marvell/sky2.c +++ b/drivers/net/ethernet/marvell/sky2.c @@ -2494,8 +2494,13 @@ static struct sk_buff *receive_copy(struct sky2_port *sky2, skb_copy_from_linear_data(re->skb, skb->data, length); skb->ip_summed = re->skb->ip_summed; skb->csum = re->skb->csum; + skb->rxhash = re->skb->rxhash; + skb->vlan_tci = re->skb->vlan_tci; + pci_dma_sync_single_for_device(sky2->hw->pdev, re->data_addr, length, PCI_DMA_FROMDEVICE); + re->skb->vlan_tci = 0; + re->skb->rxhash = 0; re->skb->ip_summed = CHECKSUM_NONE; skb_put(skb, length); } @@ -2580,9 +2585,6 @@ static struct sk_buff *sky2_receive(struct net_device *dev, struct sk_buff *skb = NULL; u16 count = (status & GMR_FS_LEN) >> 16; - if (status & GMR_FS_VLAN) - count -= VLAN_HLEN; /* Account for vlan tag */ - netif_printk(sky2, rx_status, KERN_DEBUG, dev, "rx slot %u status 0x%x len %d\n", sky2->rx_next, status, length); @@ -2590,6 +2592,9 @@ static struct sk_buff *sky2_receive(struct net_device *dev, sky2->rx_next = (sky2->rx_next + 1) % sky2->rx_pending; prefetch(sky2->rx_ring + sky2->rx_next); + if (vlan_tx_tag_present(re->skb)) + count -= VLAN_HLEN; /* Account for vlan tag */ + /* This chip has hardware problems that generates bogus status. * So do only marginal checking and expect higher level protocols * to handle crap frames. @@ -2647,11 +2652,8 @@ static inline void sky2_tx_done(struct net_device *dev, u16 last) } static inline void sky2_skb_rx(const struct sky2_port *sky2, - u32 status, struct sk_buff *skb) + struct sk_buff *skb) { - if (status & GMR_FS_VLAN) - __vlan_hwaccel_put_tag(skb, be16_to_cpu(sky2->rx_tag)); - if (skb->ip_summed == CHECKSUM_NONE) netif_receive_skb(skb); else @@ -2705,6 +2707,14 @@ static void sky2_rx_checksum(struct sky2_port *sky2, u32 status) } } +static void sky2_rx_tag(struct sky2_port *sky2, u16 length) +{ + struct sk_buff *skb; + + skb = sky2->rx_ring[sky2->rx_next].skb; + __vlan_hwaccel_put_tag(skb, be16_to_cpu(length)); +} + static void sky2_rx_hash(struct sky2_port *sky2, u32 status) { struct sk_buff *skb; @@ -2763,8 +2773,7 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do, u16 idx) } skb->protocol = eth_type_trans(skb, dev); - - sky2_skb_rx(sky2, status, skb); + sky2_skb_rx(sky2, skb); /* Stop after net poll weight */ if (++work_done >= to_do) @@ -2772,11 +2781,11 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do, u16 idx) break; case OP_RXVLAN: - sky2->rx_tag = length; + sky2_rx_tag(sky2, length); break; case OP_RXCHKSVLAN: - sky2->rx_tag = length; + sky2_rx_tag(sky2, length); /* fall through */ case OP_RXCHKS: if (likely(dev->features & NETIF_F_RXCSUM)) diff --git a/drivers/net/ethernet/marvell/sky2.h b/drivers/net/ethernet/marvell/sky2.h index ff6f58bf822a..3c896ce80b71 100644 --- a/drivers/net/ethernet/marvell/sky2.h +++ b/drivers/net/ethernet/marvell/sky2.h @@ -2241,7 +2241,6 @@ struct sky2_port { u16 rx_pending; u16 rx_data_size; u16 rx_nfrags; - u16 rx_tag; struct { unsigned long last; diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c index f8dda009d3c0..5e313e9a252f 100644 --- a/drivers/net/ethernet/micrel/ks8851.c +++ b/drivers/net/ethernet/micrel/ks8851.c @@ -618,10 +618,8 @@ static void ks8851_irq_work(struct work_struct *work) netif_dbg(ks, intr, ks->netdev, "%s: status 0x%04x\n", __func__, status); - if (status & IRQ_LCI) { - /* should do something about checking link status */ + if (status & IRQ_LCI) handled |= IRQ_LCI; - } if (status & IRQ_LDI) { u16 pmecr = ks8851_rdreg16(ks, KS_PMECR); @@ -684,6 +682,9 @@ static void ks8851_irq_work(struct work_struct *work) mutex_unlock(&ks->lock); + if (status & IRQ_LCI) + mii_check_link(&ks->mii); + if (status & IRQ_TXI) netif_wake_queue(ks->netdev); diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h index dd14915f54bb..ba781747d174 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h @@ -584,7 +584,6 @@ struct pch_gbe_hw_stats { /** * struct pch_gbe_adapter - board specific private data structure * @stats_lock: Spinlock structure for status - * @tx_queue_lock: Spinlock structure for transmit * @ethtool_lock: Spinlock structure for ethtool * @irq_sem: Semaphore for interrupt * @netdev: Pointer of network device structure @@ -609,7 +608,6 @@ struct pch_gbe_hw_stats { struct pch_gbe_adapter { spinlock_t stats_lock; - spinlock_t tx_queue_lock; spinlock_t ethtool_lock; atomic_t irq_sem; struct net_device *netdev; 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 8035e5ff6e06..1e38d502a062 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 @@ -640,14 +640,11 @@ static void pch_gbe_mac_set_pause_packet(struct pch_gbe_hw *hw) */ static int pch_gbe_alloc_queues(struct pch_gbe_adapter *adapter) { - int size; - - size = (int)sizeof(struct pch_gbe_tx_ring); - adapter->tx_ring = kzalloc(size, GFP_KERNEL); + adapter->tx_ring = kzalloc(sizeof(*adapter->tx_ring), GFP_KERNEL); if (!adapter->tx_ring) return -ENOMEM; - size = (int)sizeof(struct pch_gbe_rx_ring); - adapter->rx_ring = kzalloc(size, GFP_KERNEL); + + adapter->rx_ring = kzalloc(sizeof(*adapter->rx_ring), GFP_KERNEL); if (!adapter->rx_ring) { kfree(adapter->tx_ring); return -ENOMEM; @@ -1162,7 +1159,6 @@ static void pch_gbe_tx_queue(struct pch_gbe_adapter *adapter, struct sk_buff *tmp_skb; unsigned int frame_ctrl; unsigned int ring_num; - unsigned long flags; /*-- Set frame control --*/ frame_ctrl = 0; @@ -1211,14 +1207,14 @@ static void pch_gbe_tx_queue(struct pch_gbe_adapter *adapter, } } } - spin_lock_irqsave(&tx_ring->tx_lock, flags); + ring_num = tx_ring->next_to_use; if (unlikely((ring_num + 1) == tx_ring->count)) tx_ring->next_to_use = 0; else tx_ring->next_to_use = ring_num + 1; - spin_unlock_irqrestore(&tx_ring->tx_lock, flags); + buffer_info = &tx_ring->buffer_info[ring_num]; tmp_skb = buffer_info->skb; @@ -1518,7 +1514,7 @@ pch_gbe_alloc_rx_buffers_pool(struct pch_gbe_adapter *adapter, &rx_ring->rx_buff_pool_logic, GFP_KERNEL); if (!rx_ring->rx_buff_pool) { - pr_err("Unable to allocate memory for the receive poll buffer\n"); + pr_err("Unable to allocate memory for the receive pool buffer\n"); return -ENOMEM; } memset(rx_ring->rx_buff_pool, 0, size); @@ -1637,15 +1633,17 @@ pch_gbe_clean_tx(struct pch_gbe_adapter *adapter, pr_debug("called pch_gbe_unmap_and_free_tx_resource() %d count\n", cleaned_count); /* Recover from running out of Tx resources in xmit_frame */ + spin_lock(&tx_ring->tx_lock); if (unlikely(cleaned && (netif_queue_stopped(adapter->netdev)))) { netif_wake_queue(adapter->netdev); adapter->stats.tx_restart_count++; pr_debug("Tx wake queue\n"); } - spin_lock(&adapter->tx_queue_lock); + tx_ring->next_to_clean = i; - spin_unlock(&adapter->tx_queue_lock); + pr_debug("next_to_clean : %d\n", tx_ring->next_to_clean); + spin_unlock(&tx_ring->tx_lock); return cleaned; } @@ -2037,7 +2035,6 @@ static int pch_gbe_sw_init(struct pch_gbe_adapter *adapter) return -ENOMEM; } spin_lock_init(&adapter->hw.miim_lock); - spin_lock_init(&adapter->tx_queue_lock); spin_lock_init(&adapter->stats_lock); spin_lock_init(&adapter->ethtool_lock); atomic_set(&adapter->irq_sem, 0); @@ -2142,10 +2139,10 @@ static int pch_gbe_xmit_frame(struct sk_buff *skb, struct net_device *netdev) tx_ring->next_to_use, tx_ring->next_to_clean); return NETDEV_TX_BUSY; } - spin_unlock_irqrestore(&tx_ring->tx_lock, flags); /* CRC,ITAG no support */ pch_gbe_tx_queue(adapter, tx_ring, skb); + spin_unlock_irqrestore(&tx_ring->tx_lock, flags); return NETDEV_TX_OK; } diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index f54509377efa..ce6b44d1f252 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -61,8 +61,12 @@ #define R8169_MSG_DEFAULT \ (NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_IFUP | NETIF_MSG_IFDOWN) -#define TX_BUFFS_AVAIL(tp) \ - (tp->dirty_tx + NUM_TX_DESC - tp->cur_tx - 1) +#define TX_SLOTS_AVAIL(tp) \ + (tp->dirty_tx + NUM_TX_DESC - tp->cur_tx) + +/* A skbuff with nr_frags needs nr_frags+1 entries in the tx queue */ +#define TX_FRAGS_READY_FOR(tp,nr_frags) \ + (TX_SLOTS_AVAIL(tp) >= (nr_frags + 1)) /* Maximum number of multicast addresses to filter (vs. Rx-all-multicast). The RTL chips use a 64 element hash table based on the Ethernet CRC. */ @@ -5115,7 +5119,7 @@ static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, u32 opts[2]; int frags; - if (unlikely(TX_BUFFS_AVAIL(tp) < skb_shinfo(skb)->nr_frags)) { + if (unlikely(!TX_FRAGS_READY_FOR(tp, skb_shinfo(skb)->nr_frags))) { netif_err(tp, drv, dev, "BUG! Tx Ring full when queue awake!\n"); goto err_stop_0; } @@ -5169,7 +5173,7 @@ static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, mmiowb(); - if (TX_BUFFS_AVAIL(tp) < MAX_SKB_FRAGS) { + if (!TX_FRAGS_READY_FOR(tp, MAX_SKB_FRAGS)) { /* Avoid wrongly optimistic queue wake-up: rtl_tx thread must * not miss a ring update when it notices a stopped queue. */ @@ -5183,7 +5187,7 @@ static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, * can't. */ smp_mb(); - if (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS) + if (TX_FRAGS_READY_FOR(tp, MAX_SKB_FRAGS)) netif_wake_queue(dev); } @@ -5306,7 +5310,7 @@ static void rtl_tx(struct net_device *dev, struct rtl8169_private *tp) */ smp_mb(); if (netif_queue_stopped(dev) && - (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)) { + TX_FRAGS_READY_FOR(tp, MAX_SKB_FRAGS)) { netif_wake_queue(dev); } /* diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 3cbfbffe3f00..4a0005342e65 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -1349,7 +1349,7 @@ static int efx_probe_interrupts(struct efx_nic *efx) } /* RSS might be usable on VFs even if it is disabled on the PF */ - efx->rss_spread = (efx->n_rx_channels > 1 ? + efx->rss_spread = ((efx->n_rx_channels > 1 || !efx_sriov_wanted(efx)) ? efx->n_rx_channels : efx_vf_size(efx)); return 0; diff --git a/drivers/net/ethernet/sun/sungem.c b/drivers/net/ethernet/sun/sungem.c index 558409ff4058..4ba969096717 100644 --- a/drivers/net/ethernet/sun/sungem.c +++ b/drivers/net/ethernet/sun/sungem.c @@ -2339,7 +2339,7 @@ static int gem_suspend(struct pci_dev *pdev, pm_message_t state) netif_device_detach(dev); /* Switch off chip, remember WOL setting */ - gp->asleep_wol = gp->wake_on_lan; + gp->asleep_wol = !!gp->wake_on_lan; gem_do_stop(dev, gp->asleep_wol); /* Unlock the network stack */ diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index 174a3348f676..08aff1a2087c 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -1511,7 +1511,7 @@ static int emac_devioctl(struct net_device *ndev, struct ifreq *ifrq, int cmd) static int match_first_device(struct device *dev, void *data) { - return 1; + return !strncmp(dev_name(dev), "davinci_mdio", 12); } /** diff --git a/drivers/net/ethernet/ti/tlan.c b/drivers/net/ethernet/ti/tlan.c index 817ad3bc4957..efd36691ce54 100644 --- a/drivers/net/ethernet/ti/tlan.c +++ b/drivers/net/ethernet/ti/tlan.c @@ -228,7 +228,7 @@ tlan_get_skb(const struct tlan_list *tag) unsigned long addr; addr = tag->buffer[9].address; - addr |= (tag->buffer[8].address << 16) << 16; + addr |= ((unsigned long) tag->buffer[8].address << 16) << 16; return (struct sk_buff *) addr; } diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index f975afdc315c..025367a94add 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -259,7 +259,7 @@ static int macvlan_queue_xmit(struct sk_buff *skb, struct net_device *dev) xmit_world: skb->ip_summed = ip_summed; - skb_set_dev(skb, vlan->lowerdev); + skb->dev = vlan->lowerdev; return dev_queue_xmit(skb); } diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 0427c6561c84..cb8fd5069dbe 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -1,5 +1,6 @@ #include <linux/etherdevice.h> #include <linux/if_macvlan.h> +#include <linux/if_vlan.h> #include <linux/interrupt.h> #include <linux/nsproxy.h> #include <linux/compat.h> @@ -759,6 +760,8 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q, struct macvlan_dev *vlan; int ret; int vnet_hdr_len = 0; + int vlan_offset = 0; + int copied; if (q->flags & IFF_VNET_HDR) { struct virtio_net_hdr vnet_hdr; @@ -773,18 +776,48 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q, if (memcpy_toiovecend(iv, (void *)&vnet_hdr, 0, sizeof(vnet_hdr))) return -EFAULT; } + copied = vnet_hdr_len; + + if (!vlan_tx_tag_present(skb)) + len = min_t(int, skb->len, len); + else { + int copy; + struct { + __be16 h_vlan_proto; + __be16 h_vlan_TCI; + } veth; + veth.h_vlan_proto = htons(ETH_P_8021Q); + veth.h_vlan_TCI = htons(vlan_tx_tag_get(skb)); + + vlan_offset = offsetof(struct vlan_ethhdr, h_vlan_proto); + len = min_t(int, skb->len + VLAN_HLEN, len); + + copy = min_t(int, vlan_offset, len); + ret = skb_copy_datagram_const_iovec(skb, 0, iv, copied, copy); + len -= copy; + copied += copy; + if (ret || !len) + goto done; + + copy = min_t(int, sizeof(veth), len); + ret = memcpy_toiovecend(iv, (void *)&veth, copied, copy); + len -= copy; + copied += copy; + if (ret || !len) + goto done; + } - len = min_t(int, skb->len, len); - - ret = skb_copy_datagram_const_iovec(skb, 0, iv, vnet_hdr_len, len); + ret = skb_copy_datagram_const_iovec(skb, vlan_offset, iv, copied, len); + copied += len; +done: rcu_read_lock_bh(); vlan = rcu_dereference_bh(q->vlan); if (vlan) - macvlan_count_rx(vlan, len, ret == 0, 0); + macvlan_count_rx(vlan, copied - vnet_hdr_len, ret == 0, 0); rcu_read_unlock_bh(); - return ret ? ret : (len + vnet_hdr_len); + return ret ? ret : copied; } static ssize_t macvtap_do_read(struct macvtap_queue *q, struct kiocb *iocb, diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c index 5ee032cafade..42b5151aa78a 100644 --- a/drivers/net/usb/asix.c +++ b/drivers/net/usb/asix.c @@ -355,7 +355,7 @@ static struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb, u32 packet_len; u32 padbytes = 0xffff0000; - padlen = ((skb->len + 4) % 512) ? 0 : 4; + padlen = ((skb->len + 4) & (dev->maxpacket - 1)) ? 0 : 4; if ((!skb_cloned(skb)) && ((headroom + tailroom) >= (4 + padlen))) { @@ -377,7 +377,7 @@ static struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb, cpu_to_le32s(&packet_len); skb_copy_to_linear_data(skb, &packet_len, sizeof(packet_len)); - if ((skb->len % 512) == 0) { + if (padlen) { cpu_to_le32s(&padbytes); memcpy(skb_tail_pointer(skb), &padbytes, sizeof(padbytes)); skb_put(skb, sizeof(padbytes)); diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 90a30026a931..425e201f597c 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -83,6 +83,7 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) struct cdc_state *info = (void *) &dev->data; int status; int rndis; + bool android_rndis_quirk = false; struct usb_driver *driver = driver_of(intf); struct usb_cdc_mdlm_desc *desc = NULL; struct usb_cdc_mdlm_detail_desc *detail = NULL; @@ -195,6 +196,11 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) info->control, info->u->bSlaveInterface0, info->data); + /* fall back to hard-wiring for RNDIS */ + if (rndis) { + android_rndis_quirk = true; + goto next_desc; + } goto bad_desc; } if (info->control != intf) { @@ -271,11 +277,15 @@ next_desc: /* Microsoft ActiveSync based and some regular RNDIS devices lack the * CDC descriptors, so we'll hard-wire the interfaces and not check * for descriptors. + * + * Some Android RNDIS devices have a CDC Union descriptor pointing + * to non-existing interfaces. Ignore that and attempt the same + * hard-wired 0 and 1 interfaces. */ - if (rndis && !info->u) { + if (rndis && (!info->u || android_rndis_quirk)) { info->control = usb_ifnum_to_if(dev->udev, 0); info->data = usb_ifnum_to_if(dev->udev, 1); - if (!info->control || !info->data) { + if (!info->control || !info->data || info->control != intf) { dev_dbg(&intf->dev, "rndis: master #0/%p slave #1/%p\n", info->control, @@ -475,6 +485,7 @@ static const struct driver_info wwan_info = { /*-------------------------------------------------------------------------*/ #define HUAWEI_VENDOR_ID 0x12D1 +#define NOVATEL_VENDOR_ID 0x1410 static const struct usb_device_id products [] = { /* @@ -592,6 +603,21 @@ static const struct usb_device_id products [] = { * because of bugs/quirks in a given product (like Zaurus, above). */ { + /* Novatel USB551L */ + /* This match must come *before* the generic CDC-ETHER match so that + * we get FLAG_WWAN set on the device, since it's descriptors are + * generic CDC-ETHER. + */ + .match_flags = USB_DEVICE_ID_MATCH_VENDOR + | USB_DEVICE_ID_MATCH_PRODUCT + | USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = NOVATEL_VENDOR_ID, + .idProduct = 0xB001, + .bInterfaceClass = USB_CLASS_COMM, + .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, + .bInterfaceProtocol = USB_CDC_PROTO_NONE, + .driver_info = (unsigned long)&wwan_info, +}, { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), .driver_info = (unsigned long) &cdc_info, diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c index a2349483cd2a..00103a8c5e04 100644 --- a/drivers/net/usb/smsc75xx.c +++ b/drivers/net/usb/smsc75xx.c @@ -98,7 +98,7 @@ static int __must_check smsc75xx_read_reg(struct usbnet *dev, u32 index, if (unlikely(ret < 0)) netdev_warn(dev->net, - "Failed to read register index 0x%08x", index); + "Failed to read reg index 0x%08x: %d", index, ret); le32_to_cpus(buf); *data = *buf; @@ -128,7 +128,7 @@ static int __must_check smsc75xx_write_reg(struct usbnet *dev, u32 index, if (unlikely(ret < 0)) netdev_warn(dev->net, - "Failed to write register index 0x%08x", index); + "Failed to write reg index 0x%08x: %d", index, ret); kfree(buf); @@ -171,7 +171,7 @@ static int smsc75xx_mdio_read(struct net_device *netdev, int phy_id, int idx) idx &= dev->mii.reg_num_mask; addr = ((phy_id << MII_ACCESS_PHY_ADDR_SHIFT) & MII_ACCESS_PHY_ADDR) | ((idx << MII_ACCESS_REG_ADDR_SHIFT) & MII_ACCESS_REG_ADDR) - | MII_ACCESS_READ; + | MII_ACCESS_READ | MII_ACCESS_BUSY; ret = smsc75xx_write_reg(dev, MII_ACCESS, addr); check_warn_goto_done(ret, "Error writing MII_ACCESS"); @@ -210,7 +210,7 @@ static void smsc75xx_mdio_write(struct net_device *netdev, int phy_id, int idx, idx &= dev->mii.reg_num_mask; addr = ((phy_id << MII_ACCESS_PHY_ADDR_SHIFT) & MII_ACCESS_PHY_ADDR) | ((idx << MII_ACCESS_REG_ADDR_SHIFT) & MII_ACCESS_REG_ADDR) - | MII_ACCESS_WRITE; + | MII_ACCESS_WRITE | MII_ACCESS_BUSY; ret = smsc75xx_write_reg(dev, MII_ACCESS, addr); check_warn_goto_done(ret, "Error writing MII_ACCESS"); @@ -508,9 +508,10 @@ static int smsc75xx_link_reset(struct usbnet *dev) u16 lcladv, rmtadv; int ret; - /* clear interrupt status */ + /* read and write to clear phy interrupt status */ ret = smsc75xx_mdio_read(dev->net, mii->phy_id, PHY_INT_SRC); check_warn_return(ret, "Error reading PHY_INT_SRC"); + smsc75xx_mdio_write(dev->net, mii->phy_id, PHY_INT_SRC, 0xffff); ret = smsc75xx_write_reg(dev, INT_STS, INT_STS_CLEAR_ALL); check_warn_return(ret, "Error writing INT_STS"); @@ -643,7 +644,7 @@ static int smsc75xx_set_mac_address(struct usbnet *dev) static int smsc75xx_phy_initialize(struct usbnet *dev) { - int bmcr, timeout = 0; + int bmcr, ret, timeout = 0; /* Initialize MII structure */ dev->mii.dev = dev->net; @@ -651,6 +652,7 @@ static int smsc75xx_phy_initialize(struct usbnet *dev) dev->mii.mdio_write = smsc75xx_mdio_write; dev->mii.phy_id_mask = 0x1f; dev->mii.reg_num_mask = 0x1f; + dev->mii.supports_gmii = 1; dev->mii.phy_id = SMSC75XX_INTERNAL_PHY_ID; /* reset phy and wait for reset to complete */ @@ -661,7 +663,7 @@ static int smsc75xx_phy_initialize(struct usbnet *dev) bmcr = smsc75xx_mdio_read(dev->net, dev->mii.phy_id, MII_BMCR); check_warn_return(bmcr, "Error reading MII_BMCR"); timeout++; - } while ((bmcr & MII_BMCR) && (timeout < 100)); + } while ((bmcr & BMCR_RESET) && (timeout < 100)); if (timeout >= 100) { netdev_warn(dev->net, "timeout on PHY Reset"); @@ -671,10 +673,13 @@ static int smsc75xx_phy_initialize(struct usbnet *dev) smsc75xx_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE, ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM); + smsc75xx_mdio_write(dev->net, dev->mii.phy_id, MII_CTRL1000, + ADVERTISE_1000FULL); - /* read to clear */ - smsc75xx_mdio_read(dev->net, dev->mii.phy_id, PHY_INT_SRC); - check_warn_return(bmcr, "Error reading PHY_INT_SRC"); + /* read and write to clear phy interrupt status */ + ret = smsc75xx_mdio_read(dev->net, dev->mii.phy_id, PHY_INT_SRC); + check_warn_return(ret, "Error reading PHY_INT_SRC"); + smsc75xx_mdio_write(dev->net, dev->mii.phy_id, PHY_INT_SRC, 0xffff); smsc75xx_mdio_write(dev->net, dev->mii.phy_id, PHY_INT_MASK, PHY_INT_MASK_DEFAULT); @@ -946,6 +951,14 @@ static int smsc75xx_reset(struct usbnet *dev) ret = smsc75xx_write_reg(dev, INT_EP_CTL, buf); check_warn_return(ret, "Failed to write INT_EP_CTL: %d", ret); + /* allow mac to detect speed and duplex from phy */ + ret = smsc75xx_read_reg(dev, MAC_CR, &buf); + check_warn_return(ret, "Failed to read MAC_CR: %d", ret); + + buf |= (MAC_CR_ADD | MAC_CR_ASD); + ret = smsc75xx_write_reg(dev, MAC_CR, buf); + check_warn_return(ret, "Failed to write MAC_CR: %d", ret); + ret = smsc75xx_read_reg(dev, MAC_TX, &buf); check_warn_return(ret, "Failed to read MAC_TX: %d", ret); @@ -1212,7 +1225,7 @@ static const struct driver_info smsc75xx_info = { .rx_fixup = smsc75xx_rx_fixup, .tx_fixup = smsc75xx_tx_fixup, .status = smsc75xx_status, - .flags = FLAG_ETHER | FLAG_SEND_ZLP, + .flags = FLAG_ETHER | FLAG_SEND_ZLP | FLAG_LINK_INTR, }; static const struct usb_device_id products[] = { diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index 5f19f84d3494..94ae66999f59 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -1017,6 +1017,7 @@ static int smsc95xx_bind(struct usbnet *dev, struct usb_interface *intf) dev->net->ethtool_ops = &smsc95xx_ethtool_ops; dev->net->flags |= IFF_MULTICAST; dev->net->hard_header_len += SMSC95XX_TX_OVERHEAD_CSUM; + dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len; return 0; } @@ -1191,7 +1192,7 @@ static const struct driver_info smsc95xx_info = { .rx_fixup = smsc95xx_rx_fixup, .tx_fixup = smsc95xx_tx_fixup, .status = smsc95xx_status, - .flags = FLAG_ETHER | FLAG_SEND_ZLP, + .flags = FLAG_ETHER | FLAG_SEND_ZLP | FLAG_LINK_INTR, }; static const struct usb_device_id products[] = { diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index b7b3f5b0d406..b38db48b1ce0 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -210,6 +210,7 @@ static int init_status (struct usbnet *dev, struct usb_interface *intf) } else { usb_fill_int_urb(dev->interrupt, dev->udev, pipe, buf, maxp, intr_complete, dev, period); + dev->interrupt->transfer_flags |= URB_FREE_BUFFER; dev_dbg(&intf->dev, "status ep%din, %d bytes period %d\n", usb_pipeendpoint(pipe), maxp, period); @@ -281,17 +282,32 @@ int usbnet_change_mtu (struct net_device *net, int new_mtu) } EXPORT_SYMBOL_GPL(usbnet_change_mtu); +/* The caller must hold list->lock */ +static void __usbnet_queue_skb(struct sk_buff_head *list, + struct sk_buff *newsk, enum skb_state state) +{ + struct skb_data *entry = (struct skb_data *) newsk->cb; + + __skb_queue_tail(list, newsk); + entry->state = state; +} + /*-------------------------------------------------------------------------*/ /* some LK 2.4 HCDs oopsed if we freed or resubmitted urbs from * completion callbacks. 2.5 should have fixed those bugs... */ -static void defer_bh(struct usbnet *dev, struct sk_buff *skb, struct sk_buff_head *list) +static enum skb_state defer_bh(struct usbnet *dev, struct sk_buff *skb, + struct sk_buff_head *list, enum skb_state state) { unsigned long flags; + enum skb_state old_state; + struct skb_data *entry = (struct skb_data *) skb->cb; spin_lock_irqsave(&list->lock, flags); + old_state = entry->state; + entry->state = state; __skb_unlink(skb, list); spin_unlock(&list->lock); spin_lock(&dev->done.lock); @@ -299,6 +315,7 @@ static void defer_bh(struct usbnet *dev, struct sk_buff *skb, struct sk_buff_hea if (dev->done.qlen == 1) tasklet_schedule(&dev->bh); spin_unlock_irqrestore(&dev->done.lock, flags); + return old_state; } /* some work can't be done in tasklets, so we use keventd @@ -339,7 +356,6 @@ static int rx_submit (struct usbnet *dev, struct urb *urb, gfp_t flags) entry = (struct skb_data *) skb->cb; entry->urb = urb; entry->dev = dev; - entry->state = rx_start; entry->length = 0; usb_fill_bulk_urb (urb, dev->udev, dev->in, @@ -371,7 +387,7 @@ static int rx_submit (struct usbnet *dev, struct urb *urb, gfp_t flags) tasklet_schedule (&dev->bh); break; case 0: - __skb_queue_tail (&dev->rxq, skb); + __usbnet_queue_skb(&dev->rxq, skb, rx_start); } } else { netif_dbg(dev, ifdown, dev->net, "rx: stopped\n"); @@ -422,16 +438,17 @@ static void rx_complete (struct urb *urb) struct skb_data *entry = (struct skb_data *) skb->cb; struct usbnet *dev = entry->dev; int urb_status = urb->status; + enum skb_state state; skb_put (skb, urb->actual_length); - entry->state = rx_done; + state = rx_done; entry->urb = NULL; switch (urb_status) { /* success */ case 0: if (skb->len < dev->net->hard_header_len) { - entry->state = rx_cleanup; + state = rx_cleanup; dev->net->stats.rx_errors++; dev->net->stats.rx_length_errors++; netif_dbg(dev, rx_err, dev->net, @@ -470,7 +487,7 @@ static void rx_complete (struct urb *urb) "rx throttle %d\n", urb_status); } block: - entry->state = rx_cleanup; + state = rx_cleanup; entry->urb = urb; urb = NULL; break; @@ -481,17 +498,18 @@ block: // FALLTHROUGH default: - entry->state = rx_cleanup; + state = rx_cleanup; dev->net->stats.rx_errors++; netif_dbg(dev, rx_err, dev->net, "rx status %d\n", urb_status); break; } - defer_bh(dev, skb, &dev->rxq); + state = defer_bh(dev, skb, &dev->rxq, state); if (urb) { if (netif_running (dev->net) && - !test_bit (EVENT_RX_HALT, &dev->flags)) { + !test_bit (EVENT_RX_HALT, &dev->flags) && + state != unlink_start) { rx_submit (dev, urb, GFP_ATOMIC); usb_mark_last_busy(dev->udev); return; @@ -578,16 +596,23 @@ EXPORT_SYMBOL_GPL(usbnet_purge_paused_rxq); static int unlink_urbs (struct usbnet *dev, struct sk_buff_head *q) { unsigned long flags; - struct sk_buff *skb, *skbnext; + struct sk_buff *skb; int count = 0; spin_lock_irqsave (&q->lock, flags); - skb_queue_walk_safe(q, skb, skbnext) { + while (!skb_queue_empty(q)) { struct skb_data *entry; struct urb *urb; int retval; - entry = (struct skb_data *) skb->cb; + skb_queue_walk(q, skb) { + entry = (struct skb_data *) skb->cb; + if (entry->state != unlink_start) + goto found; + } + break; +found: + entry->state = unlink_start; urb = entry->urb; /* @@ -1038,8 +1063,7 @@ static void tx_complete (struct urb *urb) } usb_autopm_put_interface_async(dev->intf); - entry->state = tx_done; - defer_bh(dev, skb, &dev->txq); + (void) defer_bh(dev, skb, &dev->txq, tx_done); } /*-------------------------------------------------------------------------*/ @@ -1095,7 +1119,6 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb, entry = (struct skb_data *) skb->cb; entry->urb = urb; entry->dev = dev; - entry->state = tx_start; entry->length = length; usb_fill_bulk_urb (urb, dev->udev, dev->out, @@ -1154,7 +1177,7 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb, break; case 0: net->trans_start = jiffies; - __skb_queue_tail (&dev->txq, skb); + __usbnet_queue_skb(&dev->txq, skb, tx_start); if (dev->txq.qlen >= TX_QLEN (dev)) netif_stop_queue (net); } @@ -1443,7 +1466,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) status = register_netdev (net); if (status) - goto out3; + goto out4; netif_info(dev, probe, dev->net, "register '%s' at usb-%s-%s, %s, %pM\n", udev->dev.driver->name, @@ -1461,6 +1484,8 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) return 0; +out4: + usb_free_urb(dev->interrupt); out3: if (info->unbind) info->unbind (dev, udev); diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index af8acc85f4bb..cbefe671bcc6 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -492,7 +492,9 @@ static void virtnet_napi_enable(struct virtnet_info *vi) * We synchronize against interrupts via NAPI_STATE_SCHED */ if (napi_schedule_prep(&vi->napi)) { virtqueue_disable_cb(vi->rvq); + local_bh_disable(); __napi_schedule(&vi->napi); + local_bh_enable(); } } diff --git a/drivers/net/wireless/ath/ath5k/ahb.c b/drivers/net/wireless/ath/ath5k/ahb.c index 8c50d9d19d78..aec33cc207fd 100644 --- a/drivers/net/wireless/ath/ath5k/ahb.c +++ b/drivers/net/wireless/ath/ath5k/ahb.c @@ -220,6 +220,7 @@ static int ath_ahb_remove(struct platform_device *pdev) } ath5k_deinit_ah(ah); + iounmap(ah->iobase); platform_set_drvdata(pdev, NULL); ieee80211_free_hw(hw); diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c index d7d8e9199140..aba088005b22 100644 --- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c @@ -869,7 +869,7 @@ static int ar5008_hw_process_ini(struct ath_hw *ah, ar5008_hw_set_channel_regs(ah, chan); ar5008_hw_init_chain_masks(ah); ath9k_olc_init(ah); - ath9k_hw_apply_txpower(ah, chan); + ath9k_hw_apply_txpower(ah, chan, false); /* Write analog registers */ if (!ath9k_hw_set_rf_regs(ah, chan, freqIndex)) { diff --git a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c index 59647a3ceb7f..3d400e8d6535 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c @@ -54,7 +54,7 @@ void ar9003_paprd_enable(struct ath_hw *ah, bool val) if (val) { ah->paprd_table_write_done = true; - ath9k_hw_apply_txpower(ah, chan); + ath9k_hw_apply_txpower(ah, chan, false); } REG_RMW_FIELD(ah, AR_PHY_PAPRD_CTRL0_B0, diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c index bc992b237ae5..600aca9fe6b1 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c @@ -373,7 +373,7 @@ static void ar9003_hw_spur_ofdm_work(struct ath_hw *ah, else spur_subchannel_sd = 0; - spur_freq_sd = (freq_offset << 9) / 11; + spur_freq_sd = ((freq_offset + 10) << 9) / 11; } else { if (REG_READ_FIELD(ah, AR_PHY_GEN_CTRL, @@ -382,7 +382,7 @@ static void ar9003_hw_spur_ofdm_work(struct ath_hw *ah, else spur_subchannel_sd = 1; - spur_freq_sd = (freq_offset << 9) / 11; + spur_freq_sd = ((freq_offset - 10) << 9) / 11; } @@ -694,7 +694,7 @@ static int ar9003_hw_process_ini(struct ath_hw *ah, ar9003_hw_override_ini(ah); ar9003_hw_set_channel_regs(ah, chan); ar9003_hw_set_chain_masks(ah, ah->rxchainmask, ah->txchainmask); - ath9k_hw_apply_txpower(ah, chan); + ath9k_hw_apply_txpower(ah, chan, false); if (AR_SREV_9462(ah)) { if (REG_READ_FIELD(ah, AR_PHY_TX_IQCAL_CONTROL_0, diff --git a/drivers/net/wireless/ath/ath9k/eeprom_9287.c b/drivers/net/wireless/ath/ath9k/eeprom_9287.c index f272236d8053..b34e8b2990b1 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_9287.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_9287.c @@ -824,6 +824,8 @@ static void ath9k_hw_ar9287_set_txpower(struct ath_hw *ah, regulatory->max_power_level = ratesArray[i]; } + ath9k_hw_update_regulatory_maxpower(ah); + if (test) return; diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 6c69e4e8b1cb..fa84e37bf091 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -1454,7 +1454,7 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah, return false; } ath9k_hw_set_clockrate(ah); - ath9k_hw_apply_txpower(ah, chan); + ath9k_hw_apply_txpower(ah, chan, false); ath9k_hw_rfbus_done(ah); if (IS_CHAN_OFDM(chan) || IS_CHAN_HT(chan)) @@ -2652,7 +2652,8 @@ static int get_antenna_gain(struct ath_hw *ah, struct ath9k_channel *chan) return ah->eep_ops->get_eeprom(ah, gain_param); } -void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan) +void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan, + bool test) { struct ath_regulatory *reg = ath9k_hw_regulatory(ah); struct ieee80211_channel *channel; @@ -2673,7 +2674,7 @@ void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan) ah->eep_ops->set_txpower(ah, chan, ath9k_regd_get_ctl(reg, chan), - ant_reduction, new_pwr, false); + ant_reduction, new_pwr, test); } void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test) @@ -2686,7 +2687,7 @@ void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit, bool test) if (test) channel->max_power = MAX_RATE_POWER / 2; - ath9k_hw_apply_txpower(ah, chan); + ath9k_hw_apply_txpower(ah, chan, test); if (test) channel->max_power = DIV_ROUND_UP(reg->max_power_level, 2); diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index aa1680a0c7fd..e88f182ff45c 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -985,7 +985,8 @@ void ath9k_hw_name(struct ath_hw *ah, char *hw_name, size_t len); /* PHY */ void ath9k_hw_get_delta_slope_vals(struct ath_hw *ah, u32 coef_scaled, u32 *coef_mantissa, u32 *coef_exponent); -void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan); +void ath9k_hw_apply_txpower(struct ath_hw *ah, struct ath9k_channel *chan, + bool test); /* * Code Specific to AR5008, AR9001 or AR9002, diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index c79e6638c88d..e4d6dc2e37d1 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -4827,8 +4827,14 @@ static int b43_op_start(struct ieee80211_hw *hw) out_mutex_unlock: mutex_unlock(&wl->mutex); - /* reload configuration */ - b43_op_config(hw, ~0); + /* + * Configuration may have been overwritten during initialization. + * Reload the configuration, but only if initialization was + * successful. Reloading the configuration after a failed init + * may hang the system. + */ + if (!err) + b43_op_config(hw, ~0); return err; } diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c index 4688904908ec..758c115b556e 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c @@ -108,9 +108,15 @@ static inline int brcmf_sdioh_f0_write_byte(struct brcmf_sdio_dev *sdiodev, sdio_release_host(sdfunc); } } else if (regaddr == SDIO_CCCR_ABORT) { + sdfunc = kmemdup(sdiodev->func[0], sizeof(struct sdio_func), + GFP_KERNEL); + if (!sdfunc) + return -ENOMEM; + sdfunc->num = 0; sdio_claim_host(sdfunc); sdio_writeb(sdfunc, *byte, regaddr, &err_ret); sdio_release_host(sdfunc); + kfree(sdfunc); } else if (regaddr < 0xF0) { brcmf_dbg(ERROR, "F0 Wr:0x%02x: write disallowed\n", regaddr); err_ret = -EPERM; @@ -486,7 +492,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func, kfree(bus_if); return -ENOMEM; } - sdiodev->func[0] = func->card->sdio_func[0]; + sdiodev->func[0] = func; sdiodev->func[1] = func; sdiodev->bus_if = bus_if; bus_if->bus_priv.sdio = sdiodev; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index 2bf5dda29291..e2b34e1563f4 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -574,6 +574,8 @@ struct brcmf_sdio { struct task_struct *dpc_tsk; struct completion dpc_wait; + struct list_head dpc_tsklst; + spinlock_t dpc_tl_lock; struct semaphore sdsem; @@ -2594,29 +2596,59 @@ clkwait: return resched; } +static inline void brcmf_sdbrcm_adddpctsk(struct brcmf_sdio *bus) +{ + struct list_head *new_hd; + unsigned long flags; + + if (in_interrupt()) + new_hd = kzalloc(sizeof(struct list_head), GFP_ATOMIC); + else + new_hd = kzalloc(sizeof(struct list_head), GFP_KERNEL); + if (new_hd == NULL) + return; + + spin_lock_irqsave(&bus->dpc_tl_lock, flags); + list_add_tail(new_hd, &bus->dpc_tsklst); + spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); +} + static int brcmf_sdbrcm_dpc_thread(void *data) { struct brcmf_sdio *bus = (struct brcmf_sdio *) data; + struct list_head *cur_hd, *tmp_hd; + unsigned long flags; allow_signal(SIGTERM); /* Run until signal received */ while (1) { if (kthread_should_stop()) break; - if (!wait_for_completion_interruptible(&bus->dpc_wait)) { - /* Call bus dpc unless it indicated down - (then clean stop) */ - if (bus->sdiodev->bus_if->state != BRCMF_BUS_DOWN) { - if (brcmf_sdbrcm_dpc(bus)) - complete(&bus->dpc_wait); - } else { + + if (list_empty(&bus->dpc_tsklst)) + if (wait_for_completion_interruptible(&bus->dpc_wait)) + break; + + spin_lock_irqsave(&bus->dpc_tl_lock, flags); + list_for_each_safe(cur_hd, tmp_hd, &bus->dpc_tsklst) { + spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); + + if (bus->sdiodev->bus_if->state == BRCMF_BUS_DOWN) { /* after stopping the bus, exit thread */ brcmf_sdbrcm_bus_stop(bus->sdiodev->dev); bus->dpc_tsk = NULL; + spin_lock_irqsave(&bus->dpc_tl_lock, flags); break; } - } else - break; + + if (brcmf_sdbrcm_dpc(bus)) + brcmf_sdbrcm_adddpctsk(bus); + + spin_lock_irqsave(&bus->dpc_tl_lock, flags); + list_del(cur_hd); + kfree(cur_hd); + } + spin_unlock_irqrestore(&bus->dpc_tl_lock, flags); } return 0; } @@ -2669,8 +2701,10 @@ static int brcmf_sdbrcm_bus_txdata(struct device *dev, struct sk_buff *pkt) /* Schedule DPC if needed to send queued packet(s) */ if (!bus->dpc_sched) { bus->dpc_sched = true; - if (bus->dpc_tsk) + if (bus->dpc_tsk) { + brcmf_sdbrcm_adddpctsk(bus); complete(&bus->dpc_wait); + } } return ret; @@ -3514,8 +3548,10 @@ void brcmf_sdbrcm_isr(void *arg) brcmf_dbg(ERROR, "isr w/o interrupt configured!\n"); bus->dpc_sched = true; - if (bus->dpc_tsk) + if (bus->dpc_tsk) { + brcmf_sdbrcm_adddpctsk(bus); complete(&bus->dpc_wait); + } } static bool brcmf_sdbrcm_bus_watchdog(struct brcmf_sdio *bus) @@ -3559,8 +3595,10 @@ static bool brcmf_sdbrcm_bus_watchdog(struct brcmf_sdio *bus) bus->ipend = true; bus->dpc_sched = true; - if (bus->dpc_tsk) + if (bus->dpc_tsk) { + brcmf_sdbrcm_adddpctsk(bus); complete(&bus->dpc_wait); + } } } @@ -3897,6 +3935,8 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev) } /* Initialize DPC thread */ init_completion(&bus->dpc_wait); + INIT_LIST_HEAD(&bus->dpc_tsklst); + spin_lock_init(&bus->dpc_tl_lock); bus->dpc_tsk = kthread_run(brcmf_sdbrcm_dpc_thread, bus, "brcmf_dpc"); if (IS_ERR(bus->dpc_tsk)) { diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c index 7083db75b00c..b4d92792c502 100644 --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c @@ -847,8 +847,7 @@ brcms_c_dotxstatus(struct brcms_c_info *wlc, struct tx_status *txs) */ if (!(txs->status & TX_STATUS_AMPDU) && (txs->status & TX_STATUS_INTERMEDIATE)) { - wiphy_err(wlc->wiphy, "%s: INTERMEDIATE but not AMPDU\n", - __func__); + BCMMSG(wlc->wiphy, "INTERMEDIATE but not AMPDU\n"); return false; } diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c index 2b022571a859..1779db3aa2b0 100644 --- a/drivers/net/wireless/ipw2x00/ipw2200.c +++ b/drivers/net/wireless/ipw2x00/ipw2200.c @@ -2191,6 +2191,7 @@ static int __ipw_send_cmd(struct ipw_priv *priv, struct host_cmd *cmd) { int rc = 0; unsigned long flags; + unsigned long now, end; spin_lock_irqsave(&priv->lock, flags); if (priv->status & STATUS_HCMD_ACTIVE) { @@ -2232,10 +2233,20 @@ static int __ipw_send_cmd(struct ipw_priv *priv, struct host_cmd *cmd) } spin_unlock_irqrestore(&priv->lock, flags); + now = jiffies; + end = now + HOST_COMPLETE_TIMEOUT; +again: rc = wait_event_interruptible_timeout(priv->wait_command_queue, !(priv-> status & STATUS_HCMD_ACTIVE), - HOST_COMPLETE_TIMEOUT); + end - now); + if (rc < 0) { + now = jiffies; + if (time_before(now, end)) + goto again; + rc = 0; + } + if (rc == 0) { spin_lock_irqsave(&priv->lock, flags); if (priv->status & STATUS_HCMD_ACTIVE) { diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c index 5b0d888f746b..8d80e233bc7a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-1000.c +++ b/drivers/net/wireless/iwlwifi/iwl-1000.c @@ -46,8 +46,8 @@ #include "iwl-prph.h" /* Highest firmware API version supported */ -#define IWL1000_UCODE_API_MAX 6 -#define IWL100_UCODE_API_MAX 6 +#define IWL1000_UCODE_API_MAX 5 +#define IWL100_UCODE_API_MAX 5 /* Oldest version we won't warn about */ #define IWL1000_UCODE_API_OK 5 @@ -226,5 +226,5 @@ const struct iwl_cfg iwl100_bg_cfg = { IWL_DEVICE_100, }; -MODULE_FIRMWARE(IWL1000_MODULE_FIRMWARE(IWL1000_UCODE_API_MAX)); -MODULE_FIRMWARE(IWL100_MODULE_FIRMWARE(IWL100_UCODE_API_MAX)); +MODULE_FIRMWARE(IWL1000_MODULE_FIRMWARE(IWL1000_UCODE_API_OK)); +MODULE_FIRMWARE(IWL100_MODULE_FIRMWARE(IWL100_UCODE_API_OK)); diff --git a/drivers/net/wireless/iwlwifi/iwl-2000.c b/drivers/net/wireless/iwlwifi/iwl-2000.c index 5635b9e2c69e..ea108622e0bd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-2000.c +++ b/drivers/net/wireless/iwlwifi/iwl-2000.c @@ -51,10 +51,10 @@ #define IWL135_UCODE_API_MAX 6 /* Oldest version we won't warn about */ -#define IWL2030_UCODE_API_OK 5 -#define IWL2000_UCODE_API_OK 5 -#define IWL105_UCODE_API_OK 5 -#define IWL135_UCODE_API_OK 5 +#define IWL2030_UCODE_API_OK 6 +#define IWL2000_UCODE_API_OK 6 +#define IWL105_UCODE_API_OK 6 +#define IWL135_UCODE_API_OK 6 /* Lowest firmware API version supported */ #define IWL2030_UCODE_API_MIN 5 @@ -328,7 +328,7 @@ const struct iwl_cfg iwl135_bgn_cfg = { .ht_params = &iwl2000_ht_params, }; -MODULE_FIRMWARE(IWL2000_MODULE_FIRMWARE(IWL2000_UCODE_API_MAX)); -MODULE_FIRMWARE(IWL2030_MODULE_FIRMWARE(IWL2030_UCODE_API_MAX)); -MODULE_FIRMWARE(IWL105_MODULE_FIRMWARE(IWL105_UCODE_API_MAX)); -MODULE_FIRMWARE(IWL135_MODULE_FIRMWARE(IWL135_UCODE_API_MAX)); +MODULE_FIRMWARE(IWL2000_MODULE_FIRMWARE(IWL2000_UCODE_API_OK)); +MODULE_FIRMWARE(IWL2030_MODULE_FIRMWARE(IWL2030_UCODE_API_OK)); +MODULE_FIRMWARE(IWL105_MODULE_FIRMWARE(IWL105_UCODE_API_OK)); +MODULE_FIRMWARE(IWL135_MODULE_FIRMWARE(IWL135_UCODE_API_OK)); diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index a805e97b89af..de0920c74cdd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -51,6 +51,10 @@ #define IWL5000_UCODE_API_MAX 5 #define IWL5150_UCODE_API_MAX 2 +/* Oldest version we won't warn about */ +#define IWL5000_UCODE_API_OK 5 +#define IWL5150_UCODE_API_OK 2 + /* Lowest firmware API version supported */ #define IWL5000_UCODE_API_MIN 1 #define IWL5150_UCODE_API_MIN 1 @@ -326,6 +330,7 @@ static const struct iwl_ht_params iwl5000_ht_params = { #define IWL_DEVICE_5000 \ .fw_name_pre = IWL5000_FW_PRE, \ .ucode_api_max = IWL5000_UCODE_API_MAX, \ + .ucode_api_ok = IWL5000_UCODE_API_OK, \ .ucode_api_min = IWL5000_UCODE_API_MIN, \ .max_inst_size = IWLAGN_RTC_INST_SIZE, \ .max_data_size = IWLAGN_RTC_DATA_SIZE, \ @@ -371,6 +376,7 @@ const struct iwl_cfg iwl5350_agn_cfg = { .name = "Intel(R) WiMAX/WiFi Link 5350 AGN", .fw_name_pre = IWL5000_FW_PRE, .ucode_api_max = IWL5000_UCODE_API_MAX, + .ucode_api_ok = IWL5000_UCODE_API_OK, .ucode_api_min = IWL5000_UCODE_API_MIN, .max_inst_size = IWLAGN_RTC_INST_SIZE, .max_data_size = IWLAGN_RTC_DATA_SIZE, @@ -386,6 +392,7 @@ const struct iwl_cfg iwl5350_agn_cfg = { #define IWL_DEVICE_5150 \ .fw_name_pre = IWL5150_FW_PRE, \ .ucode_api_max = IWL5150_UCODE_API_MAX, \ + .ucode_api_ok = IWL5150_UCODE_API_OK, \ .ucode_api_min = IWL5150_UCODE_API_MIN, \ .max_inst_size = IWLAGN_RTC_INST_SIZE, \ .max_data_size = IWLAGN_RTC_DATA_SIZE, \ @@ -409,5 +416,5 @@ const struct iwl_cfg iwl5150_abg_cfg = { IWL_DEVICE_5150, }; -MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_MAX)); -MODULE_FIRMWARE(IWL5150_MODULE_FIRMWARE(IWL5150_UCODE_API_MAX)); +MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_OK)); +MODULE_FIRMWARE(IWL5150_MODULE_FIRMWARE(IWL5150_UCODE_API_OK)); diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index 64060cd738b5..f0c91505a7f7 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -53,6 +53,8 @@ /* Oldest version we won't warn about */ #define IWL6000_UCODE_API_OK 4 #define IWL6000G2_UCODE_API_OK 5 +#define IWL6050_UCODE_API_OK 5 +#define IWL6000G2B_UCODE_API_OK 6 /* Lowest firmware API version supported */ #define IWL6000_UCODE_API_MIN 4 @@ -388,7 +390,7 @@ const struct iwl_cfg iwl6005_2agn_mow2_cfg = { #define IWL_DEVICE_6030 \ .fw_name_pre = IWL6030_FW_PRE, \ .ucode_api_max = IWL6000G2_UCODE_API_MAX, \ - .ucode_api_ok = IWL6000G2_UCODE_API_OK, \ + .ucode_api_ok = IWL6000G2B_UCODE_API_OK, \ .ucode_api_min = IWL6000G2_UCODE_API_MIN, \ .max_inst_size = IWL60_RTC_INST_SIZE, \ .max_data_size = IWL60_RTC_DATA_SIZE, \ @@ -557,6 +559,6 @@ const struct iwl_cfg iwl6000_3agn_cfg = { }; MODULE_FIRMWARE(IWL6000_MODULE_FIRMWARE(IWL6000_UCODE_API_OK)); -MODULE_FIRMWARE(IWL6050_MODULE_FIRMWARE(IWL6050_UCODE_API_MAX)); -MODULE_FIRMWARE(IWL6005_MODULE_FIRMWARE(IWL6000G2_UCODE_API_MAX)); -MODULE_FIRMWARE(IWL6030_MODULE_FIRMWARE(IWL6000G2_UCODE_API_MAX)); +MODULE_FIRMWARE(IWL6050_MODULE_FIRMWARE(IWL6050_UCODE_API_OK)); +MODULE_FIRMWARE(IWL6005_MODULE_FIRMWARE(IWL6000G2_UCODE_API_OK)); +MODULE_FIRMWARE(IWL6030_MODULE_FIRMWARE(IWL6000G2B_UCODE_API_OK)); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c index f4b84d1596e3..22474608a70b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c @@ -773,8 +773,7 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv, struct sk_buff *skb; __le16 fc = hdr->frame_control; struct iwl_rxon_context *ctx; - struct page *p; - int offset; + unsigned int hdrlen, fraglen; /* We only process data packets if the interface is open */ if (unlikely(!priv->is_open)) { @@ -788,16 +787,24 @@ static void iwlagn_pass_packet_to_mac80211(struct iwl_priv *priv, iwlagn_set_decrypted_flag(priv, hdr, ampdu_status, stats)) return; - skb = dev_alloc_skb(128); + /* Dont use dev_alloc_skb(), we'll have enough headroom once + * ieee80211_hdr pulled. + */ + skb = alloc_skb(128, GFP_ATOMIC); if (!skb) { - IWL_ERR(priv, "dev_alloc_skb failed\n"); + IWL_ERR(priv, "alloc_skb failed\n"); return; } + hdrlen = min_t(unsigned int, len, skb_tailroom(skb)); + memcpy(skb_put(skb, hdrlen), hdr, hdrlen); + fraglen = len - hdrlen; - offset = (void *)hdr - rxb_addr(rxb); - p = rxb_steal_page(rxb); - skb_add_rx_frag(skb, 0, p, offset, len, len); + if (fraglen) { + int offset = (void *)hdr + hdrlen - rxb_addr(rxb); + skb_add_rx_frag(skb, 0, rxb_steal_page(rxb), offset, + fraglen, rxb->truesize); + } iwl_update_stats(priv, false, fc, len); /* diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index f1226dbf789d..2a9a16f901c3 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -863,7 +863,6 @@ static void iwl_bg_run_time_calib_work(struct work_struct *work) void iwlagn_prepare_restart(struct iwl_priv *priv) { - struct iwl_rxon_context *ctx; bool bt_full_concurrent; u8 bt_ci_compliance; u8 bt_load; @@ -872,8 +871,6 @@ void iwlagn_prepare_restart(struct iwl_priv *priv) lockdep_assert_held(&priv->mutex); - for_each_context(priv, ctx) - ctx->vif = NULL; priv->is_open = 0; /* diff --git a/drivers/net/wireless/iwlwifi/iwl-fh.h b/drivers/net/wireless/iwlwifi/iwl-fh.h index 90208094b8eb..74bce97a8600 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fh.h +++ b/drivers/net/wireless/iwlwifi/iwl-fh.h @@ -104,15 +104,29 @@ * (see struct iwl_tfd_frame). These 16 pointer registers are offset by 0x04 * bytes from one another. Each TFD circular buffer in DRAM must be 256-byte * aligned (address bits 0-7 must be 0). + * Later devices have 20 (5000 series) or 30 (higher) queues, but the registers + * for them are in different places. * * Bit fields in each pointer register: * 27-0: TFD CB physical base address [35:8], must be 256-byte aligned */ -#define FH_MEM_CBBC_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0x9D0) -#define FH_MEM_CBBC_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xA10) - -/* Find TFD CB base pointer for given queue (range 0-15). */ -#define FH_MEM_CBBC_QUEUE(x) (FH_MEM_CBBC_LOWER_BOUND + (x) * 0x4) +#define FH_MEM_CBBC_0_15_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0x9D0) +#define FH_MEM_CBBC_0_15_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xA10) +#define FH_MEM_CBBC_16_19_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xBF0) +#define FH_MEM_CBBC_16_19_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xC00) +#define FH_MEM_CBBC_20_31_LOWER_BOUND (FH_MEM_LOWER_BOUND + 0xB20) +#define FH_MEM_CBBC_20_31_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xB80) + +/* Find TFD CB base pointer for given queue */ +static inline unsigned int FH_MEM_CBBC_QUEUE(unsigned int chnl) +{ + if (chnl < 16) + return FH_MEM_CBBC_0_15_LOWER_BOUND + 4 * chnl; + if (chnl < 20) + return FH_MEM_CBBC_16_19_LOWER_BOUND + 4 * (chnl - 16); + WARN_ON_ONCE(chnl >= 32); + return FH_MEM_CBBC_20_31_LOWER_BOUND + 4 * (chnl - 20); +} /** diff --git a/drivers/net/wireless/iwlwifi/iwl-mac80211.c b/drivers/net/wireless/iwlwifi/iwl-mac80211.c index b6805f8e9a01..c24a7134a6f9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-mac80211.c +++ b/drivers/net/wireless/iwlwifi/iwl-mac80211.c @@ -1244,6 +1244,7 @@ static int iwlagn_mac_add_interface(struct ieee80211_hw *hw, struct iwl_rxon_context *tmp, *ctx = NULL; int err; enum nl80211_iftype viftype = ieee80211_vif_type_p2p(vif); + bool reset = false; IWL_DEBUG_MAC80211(priv, "enter: type %d, addr %pM\n", viftype, vif->addr); @@ -1265,6 +1266,13 @@ static int iwlagn_mac_add_interface(struct ieee80211_hw *hw, tmp->interface_modes | tmp->exclusive_interface_modes; if (tmp->vif) { + /* On reset we need to add the same interface again */ + if (tmp->vif == vif) { + reset = true; + ctx = tmp; + break; + } + /* check if this busy context is exclusive */ if (tmp->exclusive_interface_modes & BIT(tmp->vif->type)) { @@ -1291,7 +1299,7 @@ static int iwlagn_mac_add_interface(struct ieee80211_hw *hw, ctx->vif = vif; err = iwl_setup_interface(priv, ctx); - if (!err) + if (!err || reset) goto out; ctx->vif = NULL; diff --git a/drivers/net/wireless/iwlwifi/iwl-prph.h b/drivers/net/wireless/iwlwifi/iwl-prph.h index 75dc20bd965b..3b1069290fa9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/iwlwifi/iwl-prph.h @@ -223,12 +223,33 @@ #define SCD_AIT (SCD_BASE + 0x0c) #define SCD_TXFACT (SCD_BASE + 0x10) #define SCD_ACTIVE (SCD_BASE + 0x14) -#define SCD_QUEUE_WRPTR(x) (SCD_BASE + 0x18 + (x) * 4) -#define SCD_QUEUE_RDPTR(x) (SCD_BASE + 0x68 + (x) * 4) #define SCD_QUEUECHAIN_SEL (SCD_BASE + 0xe8) #define SCD_AGGR_SEL (SCD_BASE + 0x248) #define SCD_INTERRUPT_MASK (SCD_BASE + 0x108) -#define SCD_QUEUE_STATUS_BITS(x) (SCD_BASE + 0x10c + (x) * 4) + +static inline unsigned int SCD_QUEUE_WRPTR(unsigned int chnl) +{ + if (chnl < 20) + return SCD_BASE + 0x18 + chnl * 4; + WARN_ON_ONCE(chnl >= 32); + return SCD_BASE + 0x284 + (chnl - 20) * 4; +} + +static inline unsigned int SCD_QUEUE_RDPTR(unsigned int chnl) +{ + if (chnl < 20) + return SCD_BASE + 0x68 + chnl * 4; + WARN_ON_ONCE(chnl >= 32); + return SCD_BASE + 0x2B4 + (chnl - 20) * 4; +} + +static inline unsigned int SCD_QUEUE_STATUS_BITS(unsigned int chnl) +{ + if (chnl < 20) + return SCD_BASE + 0x10c + chnl * 4; + WARN_ON_ONCE(chnl >= 32); + return SCD_BASE + 0x384 + (chnl - 20) * 4; +} /*********************** END TX SCHEDULER *************************************/ diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c index 8b1a7988e176..aa7aea168138 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c @@ -374,8 +374,9 @@ static void iwl_rx_handle_rxbuf(struct iwl_trans *trans, if (WARN_ON(!rxb)) return; + rxcb.truesize = PAGE_SIZE << hw_params(trans).rx_page_order; dma_unmap_page(trans->dev, rxb->page_dma, - PAGE_SIZE << hw_params(trans).rx_page_order, + rxcb.truesize, DMA_FROM_DEVICE); rxcb._page = rxb->page; diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index 0c81cbaa8088..fdf97886a5e4 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans.h +++ b/drivers/net/wireless/iwlwifi/iwl-trans.h @@ -260,6 +260,7 @@ static inline void iwl_free_resp(struct iwl_host_cmd *cmd) struct iwl_rx_cmd_buffer { struct page *_page; + unsigned int truesize; }; static inline void *rxb_addr(struct iwl_rx_cmd_buffer *r) diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 288b035a3579..67f9430ee197 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -1851,14 +1851,6 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, /*like read eeprom and so on */ rtlpriv->cfg->ops->read_eeprom_info(hw); - if (rtlpriv->cfg->ops->init_sw_vars(hw)) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't init_sw_vars\n"); - err = -ENODEV; - goto fail3; - } - - rtlpriv->cfg->ops->init_sw_leds(hw); - /*aspm */ rtl_pci_init_aspm(hw); @@ -1877,6 +1869,14 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, goto fail3; } + if (rtlpriv->cfg->ops->init_sw_vars(hw)) { + RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't init_sw_vars\n"); + err = -ENODEV; + goto fail3; + } + + rtlpriv->cfg->ops->init_sw_leds(hw); + err = sysfs_create_group(&pdev->dev.kobj, &rtl_attribute_group); if (err) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, @@ -1941,6 +1941,7 @@ void rtl_pci_disconnect(struct pci_dev *pdev) rtl_deinit_deferred_work(hw); rtlpriv->intf_ops->adapter_stop(hw); } + rtlpriv->cfg->ops->disable_interrupt(hw); /*deinit rfkill */ rtl_deinit_rfkill(hw); diff --git a/drivers/net/wireless/rtlwifi/usb.c b/drivers/net/wireless/rtlwifi/usb.c index d04dbda13f5a..a6049d7d51b3 100644 --- a/drivers/net/wireless/rtlwifi/usb.c +++ b/drivers/net/wireless/rtlwifi/usb.c @@ -971,11 +971,6 @@ int __devinit rtl_usb_probe(struct usb_interface *intf, rtlpriv->cfg->ops->read_chip_version(hw); /*like read eeprom and so on */ rtlpriv->cfg->ops->read_eeprom_info(hw); - if (rtlpriv->cfg->ops->init_sw_vars(hw)) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't init_sw_vars\n"); - goto error_out; - } - rtlpriv->cfg->ops->init_sw_leds(hw); err = _rtl_usb_init(hw); if (err) goto error_out; @@ -987,6 +982,11 @@ int __devinit rtl_usb_probe(struct usb_interface *intf, "Can't allocate sw for mac80211\n"); goto error_out; } + if (rtlpriv->cfg->ops->init_sw_vars(hw)) { + RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't init_sw_vars\n"); + goto error_out; + } + rtlpriv->cfg->ops->init_sw_leds(hw); return 0; error_out: diff --git a/drivers/net/wireless/wl1251/main.c b/drivers/net/wireless/wl1251/main.c index 41302c7b1ad0..d1afb8e3b2ef 100644 --- a/drivers/net/wireless/wl1251/main.c +++ b/drivers/net/wireless/wl1251/main.c @@ -479,6 +479,7 @@ static void wl1251_op_stop(struct ieee80211_hw *hw) cancel_work_sync(&wl->irq_work); cancel_work_sync(&wl->tx_work); cancel_work_sync(&wl->filter_work); + cancel_delayed_work_sync(&wl->elp_work); mutex_lock(&wl->mutex); diff --git a/drivers/net/wireless/wl1251/sdio.c b/drivers/net/wireless/wl1251/sdio.c index f78694295c39..1b851f650e07 100644 --- a/drivers/net/wireless/wl1251/sdio.c +++ b/drivers/net/wireless/wl1251/sdio.c @@ -315,8 +315,8 @@ static void __devexit wl1251_sdio_remove(struct sdio_func *func) if (wl->irq) free_irq(wl->irq, wl); - kfree(wl_sdio); wl1251_free_hw(wl); + kfree(wl_sdio); sdio_claim_host(func); sdio_release_irq(func); diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c index 8644d5372e7f..42cfcd9eb9aa 100644 --- a/drivers/parisc/sba_iommu.c +++ b/drivers/parisc/sba_iommu.c @@ -44,6 +44,7 @@ #include <asm/ropes.h> #include <asm/mckinley.h> /* for proc_mckinley_root */ #include <asm/runway.h> /* for proc_runway_root */ +#include <asm/page.h> /* for PAGE0 */ #include <asm/pdc.h> /* for PDC_MODEL_* */ #include <asm/pdcpat.h> /* for is_pdc_pat() */ #include <asm/parisc-device.h> diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index 0f150f271c2a..61e2fefeedab 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -200,7 +200,7 @@ static pci_power_t acpi_pci_choose_state(struct pci_dev *pdev) return PCI_D1; case ACPI_STATE_D2: return PCI_D2; - case ACPI_STATE_D3: + case ACPI_STATE_D3_HOT: return PCI_D3hot; case ACPI_STATE_D3_COLD: return PCI_D3cold; diff --git a/drivers/platform/x86/intel_mid_powerbtn.c b/drivers/platform/x86/intel_mid_powerbtn.c index 0a3594c7e912..bcbad8452a6f 100644 --- a/drivers/platform/x86/intel_mid_powerbtn.c +++ b/drivers/platform/x86/intel_mid_powerbtn.c @@ -78,7 +78,7 @@ static int __devinit mfld_pb_probe(struct platform_device *pdev) input_set_capability(input, EV_KEY, KEY_POWER); - error = request_threaded_irq(irq, NULL, mfld_pb_isr, 0, + error = request_threaded_irq(irq, NULL, mfld_pb_isr, IRQF_NO_SUSPEND, DRIVER_NAME, input); if (error) { dev_err(&pdev->dev, "Unable to request irq %d for mfld power" diff --git a/drivers/ptp/ptp_pch.c b/drivers/ptp/ptp_pch.c index 375eb04c16ea..6fff68020488 100644 --- a/drivers/ptp/ptp_pch.c +++ b/drivers/ptp/ptp_pch.c @@ -30,6 +30,7 @@ #include <linux/module.h> #include <linux/pci.h> #include <linux/ptp_clock_kernel.h> +#include <linux/slab.h> #define STATION_ADDR_LEN 20 #define PCI_DEVICE_ID_PCH_1588 0x8819 diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index e70dd382a009..046fb1bd8619 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1431,7 +1431,10 @@ void devm_regulator_put(struct regulator *regulator) rc = devres_destroy(regulator->dev, devm_regulator_release, devm_regulator_match, regulator); - WARN_ON(rc); + if (rc == 0) + regulator_put(regulator); + else + WARN_ON(rc); } EXPORT_SYMBOL_GPL(devm_regulator_put); diff --git a/drivers/regulator/max8997.c b/drivers/regulator/max8997.c index 96579296f04d..17a58c56eebf 100644 --- a/drivers/regulator/max8997.c +++ b/drivers/regulator/max8997.c @@ -684,7 +684,7 @@ static int max8997_set_voltage_buck(struct regulator_dev *rdev, } new_val++; - } while (desc->min + desc->step + new_val <= desc->max); + } while (desc->min + desc->step * new_val <= desc->max); new_idx = tmp_idx; new_val = tmp_val; diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index ee15c68fb519..e756a0df3664 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -354,7 +354,7 @@ static void __rproc_free_vrings(struct rproc_vdev *rvdev, int i) { struct rproc *rproc = rvdev->rproc; - for (i--; i > 0; i--) { + for (i--; i >= 0; i--) { struct rproc_vring *rvring = &rvdev->vring[i]; int size = PAGE_ALIGN(vring_size(rvring->len, rvring->align)); diff --git a/drivers/rtc/rtc-mpc5121.c b/drivers/rtc/rtc-mpc5121.c index 42f5f829b3ee..029e421baaed 100644 --- a/drivers/rtc/rtc-mpc5121.c +++ b/drivers/rtc/rtc-mpc5121.c @@ -360,12 +360,11 @@ static int __devinit mpc5121_rtc_probe(struct platform_device *op) &mpc5200_rtc_ops, THIS_MODULE); } - rtc->rtc->uie_unsupported = 1; - if (IS_ERR(rtc->rtc)) { err = PTR_ERR(rtc->rtc); goto out_free_irq; } + rtc->rtc->uie_unsupported = 1; return 0; diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c index 684ef4bbfce4..f027c063fb20 100644 --- a/drivers/rtc/rtc-pl031.c +++ b/drivers/rtc/rtc-pl031.c @@ -312,6 +312,7 @@ static int pl031_probe(struct amba_device *adev, const struct amba_id *id) int ret; struct pl031_local *ldata; struct rtc_class_ops *ops = id->data; + unsigned long time; ret = amba_request_regions(adev, NULL); if (ret) @@ -343,6 +344,23 @@ static int pl031_probe(struct amba_device *adev, const struct amba_id *id) writel(readl(ldata->base + RTC_CR) | RTC_CR_CWEN, ldata->base + RTC_CR); + /* + * On ST PL031 variants, the RTC reset value does not provide correct + * weekday for 2000-01-01. Correct the erroneous sunday to saturday. + */ + if (ldata->hw_designer == AMBA_VENDOR_ST) { + if (readl(ldata->base + RTC_YDR) == 0x2000) { + time = readl(ldata->base + RTC_DR); + if ((time & + (RTC_MON_MASK | RTC_MDAY_MASK | RTC_WDAY_MASK)) + == 0x02120000) { + time = time | (0x7 << RTC_WDAY_SHIFT); + writel(0x2000, ldata->base + RTC_YLR); + writel(time, ldata->base + RTC_LR); + } + } + } + ldata->rtc = rtc_device_register("pl031", &adev->dev, ops, THIS_MODULE); if (IS_ERR(ldata->rtc)) { diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 120955c66410..8334dadc681d 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -1672,7 +1672,8 @@ static void qeth_configure_blkt_default(struct qeth_card *card, char *prcd) { QETH_DBF_TEXT(SETUP, 2, "cfgblkt"); - if (prcd[74] == 0xF0 && prcd[75] == 0xF0 && prcd[76] == 0xF5) { + if (prcd[74] == 0xF0 && prcd[75] == 0xF0 && + (prcd[76] == 0xF5 || prcd[76] == 0xF6)) { card->info.blkt.time_total = 250; card->info.blkt.inter_packet = 5; card->info.blkt.inter_packet_jumbo = 15; @@ -4540,7 +4541,8 @@ static void qeth_determine_capabilities(struct qeth_card *card) goto out_offline; } qeth_configure_unitaddr(card, prcd); - qeth_configure_blkt_default(card, prcd); + if (ddev_offline) + qeth_configure_blkt_default(card, prcd); kfree(prcd); rc = qdio_get_ssqd_desc(ddev, &card->ssqd); diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 351dc0b86fab..a3a056a9db67 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -218,6 +218,9 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, struct device *dev, if (!shost->shost_gendev.parent) shost->shost_gendev.parent = dev ? dev : &platform_bus; + if (!dma_dev) + dma_dev = shost->shost_gendev.parent; + shost->dma_dev = dma_dev; error = device_add(&shost->shost_gendev); diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index e002cd466e9a..467dc38246f9 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -4549,8 +4549,12 @@ static int ipr_ata_slave_alloc(struct scsi_device *sdev) ENTER; if (sdev->sdev_target) sata_port = sdev->sdev_target->hostdata; - if (sata_port) + if (sata_port) { rc = ata_sas_port_init(sata_port->ap); + if (rc == 0) + rc = ata_sas_sync_probe(sata_port->ap); + } + if (rc) ipr_slave_destroy(sdev); diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c index ef9560dff295..cc83b66d45b7 100644 --- a/drivers/scsi/libfc/fc_lport.c +++ b/drivers/scsi/libfc/fc_lport.c @@ -1742,17 +1742,19 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp, mfs = ntohs(flp->fl_csp.sp_bb_data) & FC_SP_BB_DATA_MASK; - if (mfs >= FC_SP_MIN_MAX_PAYLOAD && - mfs <= lport->mfs) { - lport->mfs = mfs; - fc_host_maxframe_size(lport->host) = mfs; - } else { + + if (mfs < FC_SP_MIN_MAX_PAYLOAD || mfs > FC_SP_MAX_MAX_PAYLOAD) { FC_LPORT_DBG(lport, "FLOGI bad mfs:%hu response, " "lport->mfs:%hu\n", mfs, lport->mfs); fc_lport_error(lport, fp); goto err; } + if (mfs <= lport->mfs) { + lport->mfs = mfs; + fc_host_maxframe_size(lport->host) = mfs; + } + csp_flags = ntohs(flp->fl_csp.sp_features); r_a_tov = ntohl(flp->fl_csp.sp_r_a_tov); e_d_tov = ntohl(flp->fl_csp.sp_e_d_tov); diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c index bc0cecc6ad62..441d88ad99a7 100644 --- a/drivers/scsi/libsas/sas_ata.c +++ b/drivers/scsi/libsas/sas_ata.c @@ -546,11 +546,12 @@ static struct ata_port_info sata_port_info = { .port_ops = &sas_sata_ops }; -int sas_ata_init_host_and_port(struct domain_device *found_dev) +int sas_ata_init(struct domain_device *found_dev) { struct sas_ha_struct *ha = found_dev->port->ha; struct Scsi_Host *shost = ha->core.shost; struct ata_port *ap; + int rc; ata_host_init(&found_dev->sata_dev.ata_host, ha->dev, @@ -567,8 +568,11 @@ int sas_ata_init_host_and_port(struct domain_device *found_dev) ap->private_data = found_dev; ap->cbl = ATA_CBL_SATA; ap->scsi_host = shost; - /* publish initialized ata port */ - smp_wmb(); + rc = ata_sas_port_init(ap); + if (rc) { + ata_sas_port_destroy(ap); + return rc; + } found_dev->sata_dev.ap = ap; return 0; @@ -648,18 +652,13 @@ static void sas_get_ata_command_set(struct domain_device *dev) void sas_probe_sata(struct asd_sas_port *port) { struct domain_device *dev, *n; - int err; mutex_lock(&port->ha->disco_mutex); - list_for_each_entry_safe(dev, n, &port->disco_list, disco_list_node) { + list_for_each_entry(dev, &port->disco_list, disco_list_node) { if (!dev_is_sata(dev)) continue; - err = sas_ata_init_host_and_port(dev); - if (err) - sas_fail_probe(dev, __func__, err); - else - ata_sas_async_port_init(dev->sata_dev.ap); + ata_sas_async_probe(dev->sata_dev.ap); } mutex_unlock(&port->ha->disco_mutex); @@ -718,18 +717,6 @@ static void async_sas_ata_eh(void *data, async_cookie_t cookie) sas_put_device(dev); } -static bool sas_ata_dev_eh_valid(struct domain_device *dev) -{ - struct ata_port *ap; - - if (!dev_is_sata(dev)) - return false; - ap = dev->sata_dev.ap; - /* consume fully initialized ata ports */ - smp_rmb(); - return !!ap; -} - void sas_ata_strategy_handler(struct Scsi_Host *shost) { struct sas_ha_struct *sas_ha = SHOST_TO_SAS_HA(shost); @@ -753,7 +740,7 @@ void sas_ata_strategy_handler(struct Scsi_Host *shost) spin_lock(&port->dev_list_lock); list_for_each_entry(dev, &port->dev_list, dev_list_node) { - if (!sas_ata_dev_eh_valid(dev)) + if (!dev_is_sata(dev)) continue; async_schedule_domain(async_sas_ata_eh, dev, &async); } diff --git a/drivers/scsi/libsas/sas_discover.c b/drivers/scsi/libsas/sas_discover.c index 364679675602..629a0865b130 100644 --- a/drivers/scsi/libsas/sas_discover.c +++ b/drivers/scsi/libsas/sas_discover.c @@ -72,6 +72,7 @@ static int sas_get_port_device(struct asd_sas_port *port) struct asd_sas_phy *phy; struct sas_rphy *rphy; struct domain_device *dev; + int rc = -ENODEV; dev = sas_alloc_device(); if (!dev) @@ -110,9 +111,16 @@ static int sas_get_port_device(struct asd_sas_port *port) sas_init_dev(dev); + dev->port = port; switch (dev->dev_type) { - case SAS_END_DEV: case SATA_DEV: + rc = sas_ata_init(dev); + if (rc) { + rphy = NULL; + break; + } + /* fall through */ + case SAS_END_DEV: rphy = sas_end_device_alloc(port->port); break; case EDGE_DEV: @@ -131,19 +139,14 @@ static int sas_get_port_device(struct asd_sas_port *port) if (!rphy) { sas_put_device(dev); - return -ENODEV; + return rc; } - spin_lock_irq(&port->phy_list_lock); - list_for_each_entry(phy, &port->phy_list, port_phy_el) - sas_phy_set_target(phy, dev); - spin_unlock_irq(&port->phy_list_lock); rphy->identify.phy_identifier = phy->phy->identify.phy_identifier; memcpy(dev->sas_addr, port->attached_sas_addr, SAS_ADDR_SIZE); sas_fill_in_rphy(dev, rphy); sas_hash_addr(dev->hashed_sas_addr, dev->sas_addr); port->port_dev = dev; - dev->port = port; dev->linkrate = port->linkrate; dev->min_linkrate = port->linkrate; dev->max_linkrate = port->linkrate; @@ -155,6 +158,7 @@ static int sas_get_port_device(struct asd_sas_port *port) sas_device_set_phy(dev, port->port); dev->rphy = rphy; + get_device(&dev->rphy->dev); if (dev_is_sata(dev) || dev->dev_type == SAS_END_DEV) list_add_tail(&dev->disco_list_node, &port->disco_list); @@ -164,6 +168,11 @@ static int sas_get_port_device(struct asd_sas_port *port) spin_unlock_irq(&port->dev_list_lock); } + spin_lock_irq(&port->phy_list_lock); + list_for_each_entry(phy, &port->phy_list, port_phy_el) + sas_phy_set_target(phy, dev); + spin_unlock_irq(&port->phy_list_lock); + return 0; } @@ -205,8 +214,7 @@ void sas_notify_lldd_dev_gone(struct domain_device *dev) static void sas_probe_devices(struct work_struct *work) { struct domain_device *dev, *n; - struct sas_discovery_event *ev = - container_of(work, struct sas_discovery_event, work); + struct sas_discovery_event *ev = to_sas_discovery_event(work); struct asd_sas_port *port = ev->port; clear_bit(DISCE_PROBE, &port->disc.pending); @@ -255,6 +263,9 @@ void sas_free_device(struct kref *kref) { struct domain_device *dev = container_of(kref, typeof(*dev), kref); + put_device(&dev->rphy->dev); + dev->rphy = NULL; + if (dev->parent) sas_put_device(dev->parent); @@ -291,8 +302,7 @@ static void sas_unregister_common_dev(struct asd_sas_port *port, struct domain_d static void sas_destruct_devices(struct work_struct *work) { struct domain_device *dev, *n; - struct sas_discovery_event *ev = - container_of(work, struct sas_discovery_event, work); + struct sas_discovery_event *ev = to_sas_discovery_event(work); struct asd_sas_port *port = ev->port; clear_bit(DISCE_DESTRUCT, &port->disc.pending); @@ -302,7 +312,6 @@ static void sas_destruct_devices(struct work_struct *work) sas_remove_children(&dev->rphy->dev); sas_rphy_delete(dev->rphy); - dev->rphy = NULL; sas_unregister_common_dev(port, dev); } } @@ -314,11 +323,11 @@ void sas_unregister_dev(struct asd_sas_port *port, struct domain_device *dev) /* this rphy never saw sas_rphy_add */ list_del_init(&dev->disco_list_node); sas_rphy_free(dev->rphy); - dev->rphy = NULL; sas_unregister_common_dev(port, dev); + return; } - if (dev->rphy && !test_and_set_bit(SAS_DEV_DESTROY, &dev->state)) { + if (!test_and_set_bit(SAS_DEV_DESTROY, &dev->state)) { sas_rphy_unlink(dev->rphy); list_move_tail(&dev->disco_list_node, &port->destroy_list); sas_discover_event(dev->port, DISCE_DESTRUCT); @@ -377,8 +386,7 @@ static void sas_discover_domain(struct work_struct *work) { struct domain_device *dev; int error = 0; - struct sas_discovery_event *ev = - container_of(work, struct sas_discovery_event, work); + struct sas_discovery_event *ev = to_sas_discovery_event(work); struct asd_sas_port *port = ev->port; clear_bit(DISCE_DISCOVER_DOMAIN, &port->disc.pending); @@ -419,8 +427,6 @@ static void sas_discover_domain(struct work_struct *work) if (error) { sas_rphy_free(dev->rphy); - dev->rphy = NULL; - list_del_init(&dev->disco_list_node); spin_lock_irq(&port->dev_list_lock); list_del_init(&dev->dev_list_node); @@ -437,8 +443,7 @@ static void sas_discover_domain(struct work_struct *work) static void sas_revalidate_domain(struct work_struct *work) { int res = 0; - struct sas_discovery_event *ev = - container_of(work, struct sas_discovery_event, work); + struct sas_discovery_event *ev = to_sas_discovery_event(work); struct asd_sas_port *port = ev->port; struct sas_ha_struct *ha = port->ha; @@ -466,21 +471,25 @@ static void sas_revalidate_domain(struct work_struct *work) /* ---------- Events ---------- */ -static void sas_chain_work(struct sas_ha_struct *ha, struct work_struct *work) +static void sas_chain_work(struct sas_ha_struct *ha, struct sas_work *sw) { - /* chained work is not subject to SA_HA_DRAINING or SAS_HA_REGISTERED */ - scsi_queue_work(ha->core.shost, work); + /* chained work is not subject to SA_HA_DRAINING or + * SAS_HA_REGISTERED, because it is either submitted in the + * workqueue, or known to be submitted from a context that is + * not racing against draining + */ + scsi_queue_work(ha->core.shost, &sw->work); } static void sas_chain_event(int event, unsigned long *pending, - struct work_struct *work, + struct sas_work *sw, struct sas_ha_struct *ha) { if (!test_and_set_bit(event, pending)) { unsigned long flags; spin_lock_irqsave(&ha->state_lock, flags); - sas_chain_work(ha, work); + sas_chain_work(ha, sw); spin_unlock_irqrestore(&ha->state_lock, flags); } } @@ -519,7 +528,7 @@ void sas_init_disc(struct sas_discovery *disc, struct asd_sas_port *port) disc->pending = 0; for (i = 0; i < DISC_NUM_EVENTS; i++) { - INIT_WORK(&disc->disc_work[i].work, sas_event_fns[i]); + INIT_SAS_WORK(&disc->disc_work[i].work, sas_event_fns[i]); disc->disc_work[i].port = port; } } diff --git a/drivers/scsi/libsas/sas_event.c b/drivers/scsi/libsas/sas_event.c index 16639bbae629..4e4292d210c1 100644 --- a/drivers/scsi/libsas/sas_event.c +++ b/drivers/scsi/libsas/sas_event.c @@ -27,19 +27,21 @@ #include "sas_internal.h" #include "sas_dump.h" -void sas_queue_work(struct sas_ha_struct *ha, struct work_struct *work) +void sas_queue_work(struct sas_ha_struct *ha, struct sas_work *sw) { if (!test_bit(SAS_HA_REGISTERED, &ha->state)) return; - if (test_bit(SAS_HA_DRAINING, &ha->state)) - list_add(&work->entry, &ha->defer_q); - else - scsi_queue_work(ha->core.shost, work); + if (test_bit(SAS_HA_DRAINING, &ha->state)) { + /* add it to the defer list, if not already pending */ + if (list_empty(&sw->drain_node)) + list_add(&sw->drain_node, &ha->defer_q); + } else + scsi_queue_work(ha->core.shost, &sw->work); } static void sas_queue_event(int event, unsigned long *pending, - struct work_struct *work, + struct sas_work *work, struct sas_ha_struct *ha) { if (!test_and_set_bit(event, pending)) { @@ -55,7 +57,7 @@ static void sas_queue_event(int event, unsigned long *pending, void __sas_drain_work(struct sas_ha_struct *ha) { struct workqueue_struct *wq = ha->core.shost->work_q; - struct work_struct *w, *_w; + struct sas_work *sw, *_sw; set_bit(SAS_HA_DRAINING, &ha->state); /* flush submitters */ @@ -66,9 +68,9 @@ void __sas_drain_work(struct sas_ha_struct *ha) spin_lock_irq(&ha->state_lock); clear_bit(SAS_HA_DRAINING, &ha->state); - list_for_each_entry_safe(w, _w, &ha->defer_q, entry) { - list_del_init(&w->entry); - sas_queue_work(ha, w); + list_for_each_entry_safe(sw, _sw, &ha->defer_q, drain_node) { + list_del_init(&sw->drain_node); + sas_queue_work(ha, sw); } spin_unlock_irq(&ha->state_lock); } @@ -151,7 +153,7 @@ int sas_init_events(struct sas_ha_struct *sas_ha) int i; for (i = 0; i < HA_NUM_EVENTS; i++) { - INIT_WORK(&sas_ha->ha_events[i].work, sas_ha_event_fns[i]); + INIT_SAS_WORK(&sas_ha->ha_events[i].work, sas_ha_event_fns[i]); sas_ha->ha_events[i].ha = sas_ha; } diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c index 05acd9e35fc4..caa0525d2523 100644 --- a/drivers/scsi/libsas/sas_expander.c +++ b/drivers/scsi/libsas/sas_expander.c @@ -202,6 +202,7 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, void *rsp) u8 sas_addr[SAS_ADDR_SIZE]; struct smp_resp *resp = rsp; struct discover_resp *dr = &resp->disc; + struct sas_ha_struct *ha = dev->port->ha; struct expander_device *ex = &dev->ex_dev; struct ex_phy *phy = &ex->ex_phy[phy_id]; struct sas_rphy *rphy = dev->rphy; @@ -209,6 +210,8 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, void *rsp) char *type; if (new_phy) { + if (WARN_ON_ONCE(test_bit(SAS_HA_ATA_EH_ACTIVE, &ha->state))) + return; phy->phy = sas_phy_alloc(&rphy->dev, phy_id); /* FIXME: error_handling */ @@ -233,6 +236,8 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, void *rsp) memcpy(sas_addr, phy->attached_sas_addr, SAS_ADDR_SIZE); phy->attached_dev_type = to_dev_type(dr); + if (test_bit(SAS_HA_ATA_EH_ACTIVE, &ha->state)) + goto out; phy->phy_id = phy_id; phy->linkrate = dr->linkrate; phy->attached_sata_host = dr->attached_sata_host; @@ -240,7 +245,14 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, void *rsp) phy->attached_sata_ps = dr->attached_sata_ps; phy->attached_iproto = dr->iproto << 1; phy->attached_tproto = dr->tproto << 1; - memcpy(phy->attached_sas_addr, dr->attached_sas_addr, SAS_ADDR_SIZE); + /* help some expanders that fail to zero sas_address in the 'no + * device' case + */ + if (phy->attached_dev_type == NO_DEVICE || + phy->linkrate < SAS_LINK_RATE_1_5_GBPS) + memset(phy->attached_sas_addr, 0, SAS_ADDR_SIZE); + else + memcpy(phy->attached_sas_addr, dr->attached_sas_addr, SAS_ADDR_SIZE); phy->attached_phy_id = dr->attached_phy_id; phy->phy_change_count = dr->change_count; phy->routing_attr = dr->routing_attr; @@ -266,6 +278,7 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, void *rsp) return; } + out: switch (phy->attached_dev_type) { case SATA_PENDING: type = "stp pending"; @@ -304,7 +317,15 @@ static void sas_set_ex_phy(struct domain_device *dev, int phy_id, void *rsp) else return; - SAS_DPRINTK("ex %016llx phy%02d:%c:%X attached: %016llx (%s)\n", + /* if the attached device type changed and ata_eh is active, + * make sure we run revalidation when eh completes (see: + * sas_enable_revalidation) + */ + if (test_bit(SAS_HA_ATA_EH_ACTIVE, &ha->state)) + set_bit(DISCE_REVALIDATE_DOMAIN, &dev->port->disc.pending); + + SAS_DPRINTK("%sex %016llx phy%02d:%c:%X attached: %016llx (%s)\n", + test_bit(SAS_HA_ATA_EH_ACTIVE, &ha->state) ? "ata: " : "", SAS_ADDR(dev->sas_addr), phy->phy_id, sas_route_char(dev, phy), phy->linkrate, SAS_ADDR(phy->attached_sas_addr), type); @@ -776,13 +797,16 @@ static struct domain_device *sas_ex_discover_end_dev( if (res) goto out_free; + sas_init_dev(child); + res = sas_ata_init(child); + if (res) + goto out_free; rphy = sas_end_device_alloc(phy->port); - if (unlikely(!rphy)) + if (!rphy) goto out_free; - sas_init_dev(child); - child->rphy = rphy; + get_device(&rphy->dev); list_add_tail(&child->disco_list_node, &parent->port->disco_list); @@ -806,6 +830,7 @@ static struct domain_device *sas_ex_discover_end_dev( sas_init_dev(child); child->rphy = rphy; + get_device(&rphy->dev); sas_fill_in_rphy(child, rphy); list_add_tail(&child->disco_list_node, &parent->port->disco_list); @@ -830,8 +855,6 @@ static struct domain_device *sas_ex_discover_end_dev( out_list_del: sas_rphy_free(child->rphy); - child->rphy = NULL; - list_del(&child->disco_list_node); spin_lock_irq(&parent->port->dev_list_lock); list_del(&child->dev_list_node); @@ -911,6 +934,7 @@ static struct domain_device *sas_ex_discover_expander( } port = parent->port; child->rphy = rphy; + get_device(&rphy->dev); edev = rphy_to_expander_device(rphy); child->dev_type = phy->attached_dev_type; kref_get(&parent->kref); @@ -934,6 +958,7 @@ static struct domain_device *sas_ex_discover_expander( res = sas_discover_expander(child); if (res) { + sas_rphy_delete(rphy); spin_lock_irq(&parent->port->dev_list_lock); list_del(&child->dev_list_node); spin_unlock_irq(&parent->port->dev_list_lock); @@ -1718,9 +1743,17 @@ static int sas_find_bcast_phy(struct domain_device *dev, int *phy_id, int phy_change_count = 0; res = sas_get_phy_change_count(dev, i, &phy_change_count); - if (res) - goto out; - else if (phy_change_count != ex->ex_phy[i].phy_change_count) { + switch (res) { + case SMP_RESP_PHY_VACANT: + case SMP_RESP_NO_PHY: + continue; + case SMP_RESP_FUNC_ACC: + break; + default: + return res; + } + + if (phy_change_count != ex->ex_phy[i].phy_change_count) { if (update) ex->ex_phy[i].phy_change_count = phy_change_count; @@ -1728,8 +1761,7 @@ static int sas_find_bcast_phy(struct domain_device *dev, int *phy_id, return 0; } } -out: - return res; + return 0; } static int sas_get_ex_change_count(struct domain_device *dev, int *ecc) diff --git a/drivers/scsi/libsas/sas_init.c b/drivers/scsi/libsas/sas_init.c index 120bff64be30..10cb5ae30977 100644 --- a/drivers/scsi/libsas/sas_init.c +++ b/drivers/scsi/libsas/sas_init.c @@ -94,8 +94,7 @@ void sas_hash_addr(u8 *hashed, const u8 *sas_addr) void sas_hae_reset(struct work_struct *work) { - struct sas_ha_event *ev = - container_of(work, struct sas_ha_event, work); + struct sas_ha_event *ev = to_sas_ha_event(work); struct sas_ha_struct *ha = ev->ha; clear_bit(HAE_RESET, &ha->pending); @@ -369,14 +368,14 @@ static void sas_phy_release(struct sas_phy *phy) static void phy_reset_work(struct work_struct *work) { - struct sas_phy_data *d = container_of(work, typeof(*d), reset_work); + struct sas_phy_data *d = container_of(work, typeof(*d), reset_work.work); d->reset_result = transport_sas_phy_reset(d->phy, d->hard_reset); } static void phy_enable_work(struct work_struct *work) { - struct sas_phy_data *d = container_of(work, typeof(*d), enable_work); + struct sas_phy_data *d = container_of(work, typeof(*d), enable_work.work); d->enable_result = sas_phy_enable(d->phy, d->enable); } @@ -389,8 +388,8 @@ static int sas_phy_setup(struct sas_phy *phy) return -ENOMEM; mutex_init(&d->event_lock); - INIT_WORK(&d->reset_work, phy_reset_work); - INIT_WORK(&d->enable_work, phy_enable_work); + INIT_SAS_WORK(&d->reset_work, phy_reset_work); + INIT_SAS_WORK(&d->enable_work, phy_enable_work); d->phy = phy; phy->hostdata = d; diff --git a/drivers/scsi/libsas/sas_internal.h b/drivers/scsi/libsas/sas_internal.h index f05c63879949..507e4cf12e56 100644 --- a/drivers/scsi/libsas/sas_internal.h +++ b/drivers/scsi/libsas/sas_internal.h @@ -45,10 +45,10 @@ struct sas_phy_data { struct mutex event_lock; int hard_reset; int reset_result; - struct work_struct reset_work; + struct sas_work reset_work; int enable; int enable_result; - struct work_struct enable_work; + struct sas_work enable_work; }; void sas_scsi_recover_host(struct Scsi_Host *shost); @@ -80,7 +80,7 @@ void sas_porte_broadcast_rcvd(struct work_struct *work); void sas_porte_link_reset_err(struct work_struct *work); void sas_porte_timer_event(struct work_struct *work); void sas_porte_hard_reset(struct work_struct *work); -void sas_queue_work(struct sas_ha_struct *ha, struct work_struct *work); +void sas_queue_work(struct sas_ha_struct *ha, struct sas_work *sw); int sas_notify_lldd_dev_found(struct domain_device *); void sas_notify_lldd_dev_gone(struct domain_device *); diff --git a/drivers/scsi/libsas/sas_phy.c b/drivers/scsi/libsas/sas_phy.c index dcfd4a9105c5..521422e857ab 100644 --- a/drivers/scsi/libsas/sas_phy.c +++ b/drivers/scsi/libsas/sas_phy.c @@ -32,8 +32,7 @@ static void sas_phye_loss_of_signal(struct work_struct *work) { - struct asd_sas_event *ev = - container_of(work, struct asd_sas_event, work); + struct asd_sas_event *ev = to_asd_sas_event(work); struct asd_sas_phy *phy = ev->phy; clear_bit(PHYE_LOSS_OF_SIGNAL, &phy->phy_events_pending); @@ -43,8 +42,7 @@ static void sas_phye_loss_of_signal(struct work_struct *work) static void sas_phye_oob_done(struct work_struct *work) { - struct asd_sas_event *ev = - container_of(work, struct asd_sas_event, work); + struct asd_sas_event *ev = to_asd_sas_event(work); struct asd_sas_phy *phy = ev->phy; clear_bit(PHYE_OOB_DONE, &phy->phy_events_pending); @@ -53,8 +51,7 @@ static void sas_phye_oob_done(struct work_struct *work) static void sas_phye_oob_error(struct work_struct *work) { - struct asd_sas_event *ev = - container_of(work, struct asd_sas_event, work); + struct asd_sas_event *ev = to_asd_sas_event(work); struct asd_sas_phy *phy = ev->phy; struct sas_ha_struct *sas_ha = phy->ha; struct asd_sas_port *port = phy->port; @@ -85,8 +82,7 @@ static void sas_phye_oob_error(struct work_struct *work) static void sas_phye_spinup_hold(struct work_struct *work) { - struct asd_sas_event *ev = - container_of(work, struct asd_sas_event, work); + struct asd_sas_event *ev = to_asd_sas_event(work); struct asd_sas_phy *phy = ev->phy; struct sas_ha_struct *sas_ha = phy->ha; struct sas_internal *i = @@ -127,14 +123,12 @@ int sas_register_phys(struct sas_ha_struct *sas_ha) phy->error = 0; INIT_LIST_HEAD(&phy->port_phy_el); for (k = 0; k < PORT_NUM_EVENTS; k++) { - INIT_WORK(&phy->port_events[k].work, - sas_port_event_fns[k]); + INIT_SAS_WORK(&phy->port_events[k].work, sas_port_event_fns[k]); phy->port_events[k].phy = phy; } for (k = 0; k < PHY_NUM_EVENTS; k++) { - INIT_WORK(&phy->phy_events[k].work, - sas_phy_event_fns[k]); + INIT_SAS_WORK(&phy->phy_events[k].work, sas_phy_event_fns[k]); phy->phy_events[k].phy = phy; } @@ -144,8 +138,7 @@ int sas_register_phys(struct sas_ha_struct *sas_ha) spin_lock_init(&phy->sas_prim_lock); phy->frame_rcvd_size = 0; - phy->phy = sas_phy_alloc(&sas_ha->core.shost->shost_gendev, - i); + phy->phy = sas_phy_alloc(&sas_ha->core.shost->shost_gendev, i); if (!phy->phy) return -ENOMEM; diff --git a/drivers/scsi/libsas/sas_port.c b/drivers/scsi/libsas/sas_port.c index eb19c016d500..e884a8c58a0c 100644 --- a/drivers/scsi/libsas/sas_port.c +++ b/drivers/scsi/libsas/sas_port.c @@ -123,7 +123,7 @@ static void sas_form_port(struct asd_sas_phy *phy) spin_unlock_irqrestore(&sas_ha->phy_port_lock, flags); if (!port->port) { - port->port = sas_port_alloc(phy->phy->dev.parent, phy->id); + port->port = sas_port_alloc(phy->phy->dev.parent, port->id); BUG_ON(!port->port); sas_port_add(port->port); } @@ -208,8 +208,7 @@ void sas_deform_port(struct asd_sas_phy *phy, int gone) void sas_porte_bytes_dmaed(struct work_struct *work) { - struct asd_sas_event *ev = - container_of(work, struct asd_sas_event, work); + struct asd_sas_event *ev = to_asd_sas_event(work); struct asd_sas_phy *phy = ev->phy; clear_bit(PORTE_BYTES_DMAED, &phy->port_events_pending); @@ -219,8 +218,7 @@ void sas_porte_bytes_dmaed(struct work_struct *work) void sas_porte_broadcast_rcvd(struct work_struct *work) { - struct asd_sas_event *ev = - container_of(work, struct asd_sas_event, work); + struct asd_sas_event *ev = to_asd_sas_event(work); struct asd_sas_phy *phy = ev->phy; unsigned long flags; u32 prim; @@ -237,8 +235,7 @@ void sas_porte_broadcast_rcvd(struct work_struct *work) void sas_porte_link_reset_err(struct work_struct *work) { - struct asd_sas_event *ev = - container_of(work, struct asd_sas_event, work); + struct asd_sas_event *ev = to_asd_sas_event(work); struct asd_sas_phy *phy = ev->phy; clear_bit(PORTE_LINK_RESET_ERR, &phy->port_events_pending); @@ -248,8 +245,7 @@ void sas_porte_link_reset_err(struct work_struct *work) void sas_porte_timer_event(struct work_struct *work) { - struct asd_sas_event *ev = - container_of(work, struct asd_sas_event, work); + struct asd_sas_event *ev = to_asd_sas_event(work); struct asd_sas_phy *phy = ev->phy; clear_bit(PORTE_TIMER_EVENT, &phy->port_events_pending); @@ -259,8 +255,7 @@ void sas_porte_timer_event(struct work_struct *work) void sas_porte_hard_reset(struct work_struct *work) { - struct asd_sas_event *ev = - container_of(work, struct asd_sas_event, work); + struct asd_sas_event *ev = to_asd_sas_event(work); struct asd_sas_phy *phy = ev->phy; clear_bit(PORTE_HARD_RESET, &phy->port_events_pending); diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c index f74cc0602f3b..bc3cc6d91117 100644 --- a/drivers/scsi/qla2xxx/qla_bsg.c +++ b/drivers/scsi/qla2xxx/qla_bsg.c @@ -1367,6 +1367,9 @@ qla2x00_read_optrom(struct fc_bsg_job *bsg_job) struct qla_hw_data *ha = vha->hw; int rval = 0; + if (ha->flags.isp82xx_reset_hdlr_active) + return -EBUSY; + rval = qla2x00_optrom_setup(bsg_job, vha, 0); if (rval) return rval; diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c index 897731b93df2..62324a1d5573 100644 --- a/drivers/scsi/qla2xxx/qla_dbg.c +++ b/drivers/scsi/qla2xxx/qla_dbg.c @@ -15,7 +15,7 @@ * | Mailbox commands | 0x113e | 0x112c-0x112e | * | | | 0x113a | * | Device Discovery | 0x2086 | 0x2020-0x2022 | - * | Queue Command and IO tracing | 0x302f | 0x3006,0x3008 | + * | Queue Command and IO tracing | 0x3030 | 0x3006,0x3008 | * | | | 0x302d-0x302e | * | DPC Thread | 0x401c | | * | Async Events | 0x505d | 0x502b-0x502f | diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index f79844ce7122..ce42288049b5 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -1715,13 +1715,24 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) res = DID_ERROR << 16; break; } - } else { + } else if (lscsi_status != SAM_STAT_TASK_SET_FULL && + lscsi_status != SAM_STAT_BUSY) { + /* + * scsi status of task set and busy are considered to be + * task not completed. + */ + ql_dbg(ql_dbg_io, fcport->vha, 0x301f, "Dropped frame(s) detected (0x%x " - "of 0x%x bytes).\n", resid, scsi_bufflen(cp)); + "of 0x%x bytes).\n", resid, + scsi_bufflen(cp)); res = DID_ERROR << 16 | lscsi_status; goto check_scsi_status; + } else { + ql_dbg(ql_dbg_io, fcport->vha, 0x3030, + "scsi_status: 0x%x, lscsi_status: 0x%x\n", + scsi_status, lscsi_status); } res = DID_OK << 16 | lscsi_status; diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c index f0528539bbbc..de722a933438 100644 --- a/drivers/scsi/qla2xxx/qla_nx.c +++ b/drivers/scsi/qla2xxx/qla_nx.c @@ -3125,6 +3125,7 @@ qla82xx_need_reset_handler(scsi_qla_host_t *vha) ql_log(ql_log_info, vha, 0x00b7, "HW State: COLD/RE-INIT.\n"); qla82xx_wr_32(ha, QLA82XX_CRB_DEV_STATE, QLA82XX_DEV_COLD); + qla82xx_set_rst_ready(ha); if (ql2xmdenable) { if (qla82xx_md_collect(vha)) ql_log(ql_log_warn, vha, 0xb02c, diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index a2f999273a5f..7db803377c64 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -3577,9 +3577,25 @@ void qla2x00_relogin(struct scsi_qla_host *vha) continue; /* Attempt a retry. */ status = 1; - } else + } else { status = qla2x00_fabric_login(vha, fcport, &next_loopid); + if (status == QLA_SUCCESS) { + int status2; + uint8_t opts; + + opts = 0; + if (fcport->flags & + FCF_FCP2_DEVICE) + opts |= BIT_1; + status2 = + qla2x00_get_port_database( + vha, fcport, + opts); + if (status2 != QLA_SUCCESS) + status = 1; + } + } } else status = qla2x00_local_device_login(vha, fcport); diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c index 3c13c0a6be63..a683e766d1ae 100644 --- a/drivers/scsi/qla2xxx/qla_sup.c +++ b/drivers/scsi/qla2xxx/qla_sup.c @@ -1017,6 +1017,9 @@ qla2xxx_flash_npiv_conf(scsi_qla_host_t *vha) !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha)) return; + if (ha->flags.isp82xx_reset_hdlr_active) + return; + ha->isp_ops->read_optrom(vha, (uint8_t *)&hdr, ha->flt_region_npiv_conf << 2, sizeof(struct qla_npiv_header)); if (hdr.version == __constant_cpu_to_le16(0xffff)) diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h index 29d780c38040..f5fdb16bec9b 100644 --- a/drivers/scsi/qla2xxx/qla_version.h +++ b/drivers/scsi/qla2xxx/qla_version.h @@ -7,9 +7,9 @@ /* * Driver version */ -#define QLA2XXX_VERSION "8.03.07.13-k" +#define QLA2XXX_VERSION "8.04.00.03-k" #define QLA_DRIVER_MAJOR_VER 8 -#define QLA_DRIVER_MINOR_VER 3 -#define QLA_DRIVER_PATCH_VER 7 +#define QLA_DRIVER_MINOR_VER 4 +#define QLA_DRIVER_PATCH_VER 0 #define QLA_DRIVER_BETA_VER 3 diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index ead6405f3e51..5dfd7495d1a1 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1638,7 +1638,7 @@ struct request_queue *__scsi_alloc_queue(struct Scsi_Host *shost, request_fn_proc *request_fn) { struct request_queue *q; - struct device *dev = shost->shost_gendev.parent; + struct device *dev = shost->dma_dev; q = blk_init_queue(request_fn, NULL); if (!q) diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index efccd72c4a3e..1b3843117268 100644 --- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -175,7 +175,8 @@ static void virtscsi_complete_free(void *buf) if (cmd->comp) complete_all(cmd->comp); - mempool_free(cmd, virtscsi_cmd_pool); + else + mempool_free(cmd, virtscsi_cmd_pool); } static void virtscsi_ctrl_done(struct virtqueue *vq) @@ -311,21 +312,22 @@ out: static int virtscsi_tmf(struct virtio_scsi *vscsi, struct virtio_scsi_cmd *cmd) { DECLARE_COMPLETION_ONSTACK(comp); - int ret; + int ret = FAILED; cmd->comp = ∁ - ret = virtscsi_kick_cmd(vscsi, vscsi->ctrl_vq, cmd, - sizeof cmd->req.tmf, sizeof cmd->resp.tmf, - GFP_NOIO); - if (ret < 0) - return FAILED; + if (virtscsi_kick_cmd(vscsi, vscsi->ctrl_vq, cmd, + sizeof cmd->req.tmf, sizeof cmd->resp.tmf, + GFP_NOIO) < 0) + goto out; wait_for_completion(&comp); - if (cmd->resp.tmf.response != VIRTIO_SCSI_S_OK && - cmd->resp.tmf.response != VIRTIO_SCSI_S_FUNCTION_SUCCEEDED) - return FAILED; + if (cmd->resp.tmf.response == VIRTIO_SCSI_S_OK || + cmd->resp.tmf.response == VIRTIO_SCSI_S_FUNCTION_SUCCEEDED) + ret = SUCCESS; - return SUCCESS; +out: + mempool_free(cmd, virtscsi_cmd_pool); + return ret; } static int virtscsi_device_reset(struct scsi_cmnd *sc) diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index 7ed58e2df791..f286955331a2 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -169,6 +169,7 @@ static struct se_device *fd_create_virtdevice( inode = file->f_mapping->host; if (S_ISBLK(inode->i_mode)) { struct request_queue *q; + unsigned long long dev_size; /* * Setup the local scope queue_limits from struct request_queue->limits * to pass into transport_add_device_to_core_hba() as struct se_dev_limits. @@ -183,13 +184,12 @@ static struct se_device *fd_create_virtdevice( * one (1) logical sector from underlying struct block_device */ fd_dev->fd_block_size = bdev_logical_block_size(inode->i_bdev); - fd_dev->fd_dev_size = (i_size_read(file->f_mapping->host) - + dev_size = (i_size_read(file->f_mapping->host) - fd_dev->fd_block_size); pr_debug("FILEIO: Using size: %llu bytes from struct" " block_device blocks: %llu logical_block_size: %d\n", - fd_dev->fd_dev_size, - div_u64(fd_dev->fd_dev_size, fd_dev->fd_block_size), + dev_size, div_u64(dev_size, fd_dev->fd_block_size), fd_dev->fd_block_size); } else { if (!(fd_dev->fbd_flags & FBDF_HAS_SIZE)) { @@ -605,10 +605,20 @@ static u32 fd_get_device_type(struct se_device *dev) static sector_t fd_get_blocks(struct se_device *dev) { struct fd_dev *fd_dev = dev->dev_ptr; - unsigned long long blocks_long = div_u64(fd_dev->fd_dev_size, - dev->se_sub_dev->se_dev_attrib.block_size); + struct file *f = fd_dev->fd_file; + struct inode *i = f->f_mapping->host; + unsigned long long dev_size; + /* + * When using a file that references an underlying struct block_device, + * ensure dev_size is always based on the current inode size in order + * to handle underlying block_device resize operations. + */ + if (S_ISBLK(i->i_mode)) + dev_size = (i_size_read(i) - fd_dev->fd_block_size); + else + dev_size = fd_dev->fd_dev_size; - return blocks_long; + return div_u64(dev_size, dev->se_sub_dev->se_dev_attrib.block_size); } static struct se_subsystem_api fileio_template = { diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c index 86f0c3b5d500..c3148b10b4b3 100644 --- a/drivers/target/target_core_pr.c +++ b/drivers/target/target_core_pr.c @@ -220,6 +220,9 @@ int target_scsi2_reservation_release(struct se_task *task) if (dev->dev_reserved_node_acl != sess->se_node_acl) goto out_unlock; + if (dev->dev_res_bin_isid != sess->sess_bin_isid) + goto out_unlock; + dev->dev_reserved_node_acl = NULL; dev->dev_flags &= ~DF_SPC2_RESERVATIONS; if (dev->dev_flags & DF_SPC2_RESERVATIONS_WITH_ISID) { diff --git a/drivers/target/target_core_tpg.c b/drivers/target/target_core_tpg.c index 70c3ffb981e7..e320ec24aa1b 100644 --- a/drivers/target/target_core_tpg.c +++ b/drivers/target/target_core_tpg.c @@ -60,7 +60,6 @@ static void core_clear_initiator_node_from_tpg( int i; struct se_dev_entry *deve; struct se_lun *lun; - struct se_lun_acl *acl, *acl_tmp; spin_lock_irq(&nacl->device_list_lock); for (i = 0; i < TRANSPORT_MAX_LUNS_PER_TPG; i++) { @@ -81,28 +80,7 @@ static void core_clear_initiator_node_from_tpg( core_update_device_list_for_node(lun, NULL, deve->mapped_lun, TRANSPORT_LUNFLAGS_NO_ACCESS, nacl, tpg, 0); - spin_lock(&lun->lun_acl_lock); - list_for_each_entry_safe(acl, acl_tmp, - &lun->lun_acl_list, lacl_list) { - if (!strcmp(acl->initiatorname, nacl->initiatorname) && - (acl->mapped_lun == deve->mapped_lun)) - break; - } - - if (!acl) { - pr_err("Unable to locate struct se_lun_acl for %s," - " mapped_lun: %u\n", nacl->initiatorname, - deve->mapped_lun); - spin_unlock(&lun->lun_acl_lock); - spin_lock_irq(&nacl->device_list_lock); - continue; - } - - list_del(&acl->lacl_list); - spin_unlock(&lun->lun_acl_lock); - spin_lock_irq(&nacl->device_list_lock); - kfree(acl); } spin_unlock_irq(&nacl->device_list_lock); } diff --git a/drivers/tty/serial/pmac_zilog.c b/drivers/tty/serial/pmac_zilog.c index 08ebe901bb59..654755a990df 100644 --- a/drivers/tty/serial/pmac_zilog.c +++ b/drivers/tty/serial/pmac_zilog.c @@ -469,7 +469,7 @@ static irqreturn_t pmz_interrupt(int irq, void *dev_id) tty = NULL; if (r3 & (CHAEXT | CHATxIP | CHARxIP)) { if (!ZS_IS_OPEN(uap_a)) { - pmz_debug("ChanA interrupt while open !\n"); + pmz_debug("ChanA interrupt while not open !\n"); goto skip_a; } write_zsreg(uap_a, R0, RES_H_IUS); @@ -493,8 +493,8 @@ static irqreturn_t pmz_interrupt(int irq, void *dev_id) spin_lock(&uap_b->port.lock); tty = NULL; if (r3 & (CHBEXT | CHBTxIP | CHBRxIP)) { - if (!ZS_IS_OPEN(uap_a)) { - pmz_debug("ChanB interrupt while open !\n"); + if (!ZS_IS_OPEN(uap_b)) { + pmz_debug("ChanB interrupt while not open !\n"); goto skip_b; } write_zsreg(uap_b, R0, RES_H_IUS); diff --git a/drivers/tty/vt/keyboard.c b/drivers/tty/vt/keyboard.c index 86dd1e302bb3..3b0c4e32ed7b 100644 --- a/drivers/tty/vt/keyboard.c +++ b/drivers/tty/vt/keyboard.c @@ -1085,15 +1085,21 @@ void vt_set_led_state(int console, int leds) * * Handle console start. This is a wrapper for the VT layer * so that we can keep kbd knowledge internal + * + * FIXME: We eventually need to hold the kbd lock here to protect + * the LED updating. We can't do it yet because fn_hold calls stop_tty + * and start_tty under the kbd_event_lock, while normal tty paths + * don't hold the lock. We probably need to split out an LED lock + * but not during an -rc release! */ void vt_kbd_con_start(int console) { struct kbd_struct * kbd = kbd_table + console; - unsigned long flags; - spin_lock_irqsave(&kbd_event_lock, flags); +/* unsigned long flags; */ +/* spin_lock_irqsave(&kbd_event_lock, flags); */ clr_vc_kbd_led(kbd, VC_SCROLLOCK); set_leds(); - spin_unlock_irqrestore(&kbd_event_lock, flags); +/* spin_unlock_irqrestore(&kbd_event_lock, flags); */ } /** @@ -1102,22 +1108,28 @@ void vt_kbd_con_start(int console) * * Handle console stop. This is a wrapper for the VT layer * so that we can keep kbd knowledge internal + * + * FIXME: We eventually need to hold the kbd lock here to protect + * the LED updating. We can't do it yet because fn_hold calls stop_tty + * and start_tty under the kbd_event_lock, while normal tty paths + * don't hold the lock. We probably need to split out an LED lock + * but not during an -rc release! */ void vt_kbd_con_stop(int console) { struct kbd_struct * kbd = kbd_table + console; - unsigned long flags; - spin_lock_irqsave(&kbd_event_lock, flags); +/* unsigned long flags; */ +/* spin_lock_irqsave(&kbd_event_lock, flags); */ set_vc_kbd_led(kbd, VC_SCROLLOCK); set_leds(); - spin_unlock_irqrestore(&kbd_event_lock, flags); +/* spin_unlock_irqrestore(&kbd_event_lock, flags); */ } /* * This is the tasklet that updates LED state on all keyboards * attached to the box. The reason we use tasklet is that we * need to handle the scenario when keyboard handler is not - * registered yet but we already getting updates form VT to + * registered yet but we already getting updates from the VT to * update led state. */ static void kbd_bh(unsigned long dummy) @@ -2032,7 +2044,7 @@ int vt_do_kdskled(int console, int cmd, unsigned long arg, int perm) kbd->default_ledflagstate = ((arg >> 4) & 7); set_leds(); spin_unlock_irqrestore(&kbd_event_lock, flags); - break; + return 0; /* the ioctls below only set the lights, not the functions */ /* for those, see KDGKBLED and KDSKBLED above */ diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index 86183366647f..f214a80cdee2 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -24,6 +24,7 @@ #include <linux/gpio.h> #include <linux/of.h> #include <linux/of_gpio.h> +#include <linux/pm_runtime.h> #include <mach/usb_phy.h> #include <mach/iomap.h> @@ -37,9 +38,7 @@ struct tegra_ehci_hcd { struct clk *emc_clk; struct usb_phy *transceiver; int host_resumed; - int bus_suspended; int port_resuming; - int power_down_on_bus_suspend; enum tegra_usb_phy_port_speed port_speed; }; @@ -273,120 +272,6 @@ static void tegra_ehci_restart(struct usb_hcd *hcd) up_write(&ehci_cf_port_reset_rwsem); } -static int tegra_usb_suspend(struct usb_hcd *hcd) -{ - struct tegra_ehci_hcd *tegra = dev_get_drvdata(hcd->self.controller); - struct ehci_regs __iomem *hw = tegra->ehci->regs; - unsigned long flags; - - spin_lock_irqsave(&tegra->ehci->lock, flags); - - tegra->port_speed = (readl(&hw->port_status[0]) >> 26) & 0x3; - ehci_halt(tegra->ehci); - clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); - - spin_unlock_irqrestore(&tegra->ehci->lock, flags); - - tegra_ehci_power_down(hcd); - return 0; -} - -static int tegra_usb_resume(struct usb_hcd *hcd) -{ - struct tegra_ehci_hcd *tegra = dev_get_drvdata(hcd->self.controller); - struct ehci_hcd *ehci = hcd_to_ehci(hcd); - struct ehci_regs __iomem *hw = ehci->regs; - unsigned long val; - - set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); - tegra_ehci_power_up(hcd); - - if (tegra->port_speed > TEGRA_USB_PHY_PORT_SPEED_HIGH) { - /* Wait for the phy to detect new devices - * before we restart the controller */ - msleep(10); - goto restart; - } - - /* Force the phy to keep data lines in suspend state */ - tegra_ehci_phy_restore_start(tegra->phy, tegra->port_speed); - - /* Enable host mode */ - tdi_reset(ehci); - - /* Enable Port Power */ - val = readl(&hw->port_status[0]); - val |= PORT_POWER; - writel(val, &hw->port_status[0]); - udelay(10); - - /* Check if the phy resume from LP0. When the phy resume from LP0 - * USB register will be reset. */ - if (!readl(&hw->async_next)) { - /* Program the field PTC based on the saved speed mode */ - val = readl(&hw->port_status[0]); - val &= ~PORT_TEST(~0); - if (tegra->port_speed == TEGRA_USB_PHY_PORT_SPEED_HIGH) - val |= PORT_TEST_FORCE; - else if (tegra->port_speed == TEGRA_USB_PHY_PORT_SPEED_FULL) - val |= PORT_TEST(6); - else if (tegra->port_speed == TEGRA_USB_PHY_PORT_SPEED_LOW) - val |= PORT_TEST(7); - writel(val, &hw->port_status[0]); - udelay(10); - - /* Disable test mode by setting PTC field to NORMAL_OP */ - val = readl(&hw->port_status[0]); - val &= ~PORT_TEST(~0); - writel(val, &hw->port_status[0]); - udelay(10); - } - - /* Poll until CCS is enabled */ - if (handshake(ehci, &hw->port_status[0], PORT_CONNECT, - PORT_CONNECT, 2000)) { - pr_err("%s: timeout waiting for PORT_CONNECT\n", __func__); - goto restart; - } - - /* Poll until PE is enabled */ - if (handshake(ehci, &hw->port_status[0], PORT_PE, - PORT_PE, 2000)) { - pr_err("%s: timeout waiting for USB_PORTSC1_PE\n", __func__); - goto restart; - } - - /* Clear the PCI status, to avoid an interrupt taken upon resume */ - val = readl(&hw->status); - val |= STS_PCD; - writel(val, &hw->status); - - /* Put controller in suspend mode by writing 1 to SUSP bit of PORTSC */ - val = readl(&hw->port_status[0]); - if ((val & PORT_POWER) && (val & PORT_PE)) { - val |= PORT_SUSPEND; - writel(val, &hw->port_status[0]); - - /* Wait until port suspend completes */ - if (handshake(ehci, &hw->port_status[0], PORT_SUSPEND, - PORT_SUSPEND, 1000)) { - pr_err("%s: timeout waiting for PORT_SUSPEND\n", - __func__); - goto restart; - } - } - - tegra_ehci_phy_restore_end(tegra->phy); - return 0; - -restart: - if (tegra->port_speed <= TEGRA_USB_PHY_PORT_SPEED_HIGH) - tegra_ehci_phy_restore_end(tegra->phy); - - tegra_ehci_restart(hcd); - return 0; -} - static void tegra_ehci_shutdown(struct usb_hcd *hcd) { struct tegra_ehci_hcd *tegra = dev_get_drvdata(hcd->self.controller); @@ -434,36 +319,6 @@ static int tegra_ehci_setup(struct usb_hcd *hcd) return retval; } -#ifdef CONFIG_PM -static int tegra_ehci_bus_suspend(struct usb_hcd *hcd) -{ - struct tegra_ehci_hcd *tegra = dev_get_drvdata(hcd->self.controller); - int error_status = 0; - - error_status = ehci_bus_suspend(hcd); - if (!error_status && tegra->power_down_on_bus_suspend) { - tegra_usb_suspend(hcd); - tegra->bus_suspended = 1; - } - - return error_status; -} - -static int tegra_ehci_bus_resume(struct usb_hcd *hcd) -{ - struct tegra_ehci_hcd *tegra = dev_get_drvdata(hcd->self.controller); - - if (tegra->bus_suspended && tegra->power_down_on_bus_suspend) { - tegra_usb_resume(hcd); - tegra->bus_suspended = 0; - } - - tegra_usb_phy_preresume(tegra->phy); - tegra->port_resuming = 1; - return ehci_bus_resume(hcd); -} -#endif - struct temp_buffer { void *kmalloc_ptr; void *old_xfer_buffer; @@ -574,8 +429,8 @@ static const struct hc_driver tegra_ehci_hc_driver = { .hub_control = tegra_ehci_hub_control, .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, #ifdef CONFIG_PM - .bus_suspend = tegra_ehci_bus_suspend, - .bus_resume = tegra_ehci_bus_resume, + .bus_suspend = ehci_bus_suspend, + .bus_resume = ehci_bus_resume, #endif .relinquish_port = ehci_relinquish_port, .port_handed_over = ehci_port_handed_over, @@ -603,11 +458,187 @@ static int setup_vbus_gpio(struct platform_device *pdev) dev_err(&pdev->dev, "can't enable vbus\n"); return err; } - gpio_set_value(gpio, 1); return err; } +#ifdef CONFIG_PM + +static int controller_suspend(struct device *dev) +{ + struct tegra_ehci_hcd *tegra = + platform_get_drvdata(to_platform_device(dev)); + struct ehci_hcd *ehci = tegra->ehci; + struct usb_hcd *hcd = ehci_to_hcd(ehci); + struct ehci_regs __iomem *hw = ehci->regs; + unsigned long flags; + + if (time_before(jiffies, ehci->next_statechange)) + msleep(10); + + spin_lock_irqsave(&ehci->lock, flags); + + tegra->port_speed = (readl(&hw->port_status[0]) >> 26) & 0x3; + ehci_halt(ehci); + clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); + + spin_unlock_irqrestore(&ehci->lock, flags); + + tegra_ehci_power_down(hcd); + return 0; +} + +static int controller_resume(struct device *dev) +{ + struct tegra_ehci_hcd *tegra = + platform_get_drvdata(to_platform_device(dev)); + struct ehci_hcd *ehci = tegra->ehci; + struct usb_hcd *hcd = ehci_to_hcd(ehci); + struct ehci_regs __iomem *hw = ehci->regs; + unsigned long val; + + set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); + tegra_ehci_power_up(hcd); + + if (tegra->port_speed > TEGRA_USB_PHY_PORT_SPEED_HIGH) { + /* Wait for the phy to detect new devices + * before we restart the controller */ + msleep(10); + goto restart; + } + + /* Force the phy to keep data lines in suspend state */ + tegra_ehci_phy_restore_start(tegra->phy, tegra->port_speed); + + /* Enable host mode */ + tdi_reset(ehci); + + /* Enable Port Power */ + val = readl(&hw->port_status[0]); + val |= PORT_POWER; + writel(val, &hw->port_status[0]); + udelay(10); + + /* Check if the phy resume from LP0. When the phy resume from LP0 + * USB register will be reset. */ + if (!readl(&hw->async_next)) { + /* Program the field PTC based on the saved speed mode */ + val = readl(&hw->port_status[0]); + val &= ~PORT_TEST(~0); + if (tegra->port_speed == TEGRA_USB_PHY_PORT_SPEED_HIGH) + val |= PORT_TEST_FORCE; + else if (tegra->port_speed == TEGRA_USB_PHY_PORT_SPEED_FULL) + val |= PORT_TEST(6); + else if (tegra->port_speed == TEGRA_USB_PHY_PORT_SPEED_LOW) + val |= PORT_TEST(7); + writel(val, &hw->port_status[0]); + udelay(10); + + /* Disable test mode by setting PTC field to NORMAL_OP */ + val = readl(&hw->port_status[0]); + val &= ~PORT_TEST(~0); + writel(val, &hw->port_status[0]); + udelay(10); + } + + /* Poll until CCS is enabled */ + if (handshake(ehci, &hw->port_status[0], PORT_CONNECT, + PORT_CONNECT, 2000)) { + pr_err("%s: timeout waiting for PORT_CONNECT\n", __func__); + goto restart; + } + + /* Poll until PE is enabled */ + if (handshake(ehci, &hw->port_status[0], PORT_PE, + PORT_PE, 2000)) { + pr_err("%s: timeout waiting for USB_PORTSC1_PE\n", __func__); + goto restart; + } + + /* Clear the PCI status, to avoid an interrupt taken upon resume */ + val = readl(&hw->status); + val |= STS_PCD; + writel(val, &hw->status); + + /* Put controller in suspend mode by writing 1 to SUSP bit of PORTSC */ + val = readl(&hw->port_status[0]); + if ((val & PORT_POWER) && (val & PORT_PE)) { + val |= PORT_SUSPEND; + writel(val, &hw->port_status[0]); + + /* Wait until port suspend completes */ + if (handshake(ehci, &hw->port_status[0], PORT_SUSPEND, + PORT_SUSPEND, 1000)) { + pr_err("%s: timeout waiting for PORT_SUSPEND\n", + __func__); + goto restart; + } + } + + tegra_ehci_phy_restore_end(tegra->phy); + goto done; + + restart: + if (tegra->port_speed <= TEGRA_USB_PHY_PORT_SPEED_HIGH) + tegra_ehci_phy_restore_end(tegra->phy); + + tegra_ehci_restart(hcd); + + done: + tegra_usb_phy_preresume(tegra->phy); + tegra->port_resuming = 1; + return 0; +} + +static int tegra_ehci_suspend(struct device *dev) +{ + struct tegra_ehci_hcd *tegra = + platform_get_drvdata(to_platform_device(dev)); + struct usb_hcd *hcd = ehci_to_hcd(tegra->ehci); + int rc = 0; + + /* + * When system sleep is supported and USB controller wakeup is + * implemented: If the controller is runtime-suspended and the + * wakeup setting needs to be changed, call pm_runtime_resume(). + */ + if (HCD_HW_ACCESSIBLE(hcd)) + rc = controller_suspend(dev); + return rc; +} + +static int tegra_ehci_resume(struct device *dev) +{ + int rc; + + rc = controller_resume(dev); + if (rc == 0) { + pm_runtime_disable(dev); + pm_runtime_set_active(dev); + pm_runtime_enable(dev); + } + return rc; +} + +static int tegra_ehci_runtime_suspend(struct device *dev) +{ + return controller_suspend(dev); +} + +static int tegra_ehci_runtime_resume(struct device *dev) +{ + return controller_resume(dev); +} + +static const struct dev_pm_ops tegra_ehci_pm_ops = { + .suspend = tegra_ehci_suspend, + .resume = tegra_ehci_resume, + .runtime_suspend = tegra_ehci_runtime_suspend, + .runtime_resume = tegra_ehci_runtime_resume, +}; + +#endif + static u64 tegra_ehci_dma_mask = DMA_BIT_MASK(32); static int tegra_ehci_probe(struct platform_device *pdev) @@ -722,7 +753,6 @@ static int tegra_ehci_probe(struct platform_device *pdev) } tegra->host_resumed = 1; - tegra->power_down_on_bus_suspend = pdata->power_down_on_bus_suspend; tegra->ehci = hcd_to_ehci(hcd); irq = platform_get_irq(pdev, 0); @@ -746,6 +776,14 @@ static int tegra_ehci_probe(struct platform_device *pdev) goto fail; } + pm_runtime_set_active(&pdev->dev); + pm_runtime_get_noresume(&pdev->dev); + + /* Don't skip the pm_runtime_forbid call if wakeup isn't working */ + /* if (!pdata->power_down_on_bus_suspend) */ + pm_runtime_forbid(&pdev->dev); + pm_runtime_enable(&pdev->dev); + pm_runtime_put_sync(&pdev->dev); return err; fail: @@ -772,33 +810,6 @@ fail_hcd: return err; } -#ifdef CONFIG_PM -static int tegra_ehci_resume(struct platform_device *pdev) -{ - struct tegra_ehci_hcd *tegra = platform_get_drvdata(pdev); - struct usb_hcd *hcd = ehci_to_hcd(tegra->ehci); - - if (tegra->bus_suspended) - return 0; - - return tegra_usb_resume(hcd); -} - -static int tegra_ehci_suspend(struct platform_device *pdev, pm_message_t state) -{ - struct tegra_ehci_hcd *tegra = platform_get_drvdata(pdev); - struct usb_hcd *hcd = ehci_to_hcd(tegra->ehci); - - if (tegra->bus_suspended) - return 0; - - if (time_before(jiffies, tegra->ehci->next_statechange)) - msleep(10); - - return tegra_usb_suspend(hcd); -} -#endif - static int tegra_ehci_remove(struct platform_device *pdev) { struct tegra_ehci_hcd *tegra = platform_get_drvdata(pdev); @@ -807,6 +818,10 @@ static int tegra_ehci_remove(struct platform_device *pdev) if (tegra == NULL || hcd == NULL) return -EINVAL; + pm_runtime_get_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); + pm_runtime_put_noidle(&pdev->dev); + #ifdef CONFIG_USB_OTG_UTILS if (tegra->transceiver) { otg_set_host(tegra->transceiver->otg, NULL); @@ -847,13 +862,12 @@ static struct of_device_id tegra_ehci_of_match[] __devinitdata = { static struct platform_driver tegra_ehci_driver = { .probe = tegra_ehci_probe, .remove = tegra_ehci_remove, -#ifdef CONFIG_PM - .suspend = tegra_ehci_suspend, - .resume = tegra_ehci_resume, -#endif .shutdown = tegra_ehci_hcd_shutdown, .driver = { .name = "tegra-ehci", .of_match_table = tegra_ehci_of_match, +#ifdef CONFIG_PM + .pm = &tegra_ehci_pm_ops, +#endif } }; diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 1f21d2a1e528..5c170100de9c 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -24,6 +24,7 @@ #include <linux/if_arp.h> #include <linux/if_tun.h> #include <linux/if_macvlan.h> +#include <linux/if_vlan.h> #include <net/sock.h> @@ -283,8 +284,12 @@ static int peek_head_len(struct sock *sk) spin_lock_irqsave(&sk->sk_receive_queue.lock, flags); head = skb_peek(&sk->sk_receive_queue); - if (likely(head)) + if (likely(head)) { len = head->len; + if (vlan_tx_tag_present(head)) + len += VLAN_HLEN; + } + spin_unlock_irqrestore(&sk->sk_receive_queue.lock, flags); return len; } diff --git a/drivers/video/console/sticore.c b/drivers/video/console/sticore.c index 6468a297e341..39571f9e0162 100644 --- a/drivers/video/console/sticore.c +++ b/drivers/video/console/sticore.c @@ -22,7 +22,9 @@ #include <linux/font.h> #include <asm/hardware.h> +#include <asm/page.h> #include <asm/parisc-device.h> +#include <asm/pdc.h> #include <asm/cacheflush.h> #include <asm/grfioctl.h> diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index 26e83d7fdd6f..b0e2a4261afe 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -73,7 +73,7 @@ static void uvesafb_cn_callback(struct cn_msg *msg, struct netlink_skb_parms *ns struct uvesafb_task *utask; struct uvesafb_ktask *task; - if (!cap_raised(current_cap(), CAP_SYS_ADMIN)) + if (!capable(CAP_SYS_ADMIN)) return; if (msg->seq >= UVESAFB_TASKS_MAX) diff --git a/drivers/video/xen-fbfront.c b/drivers/video/xen-fbfront.c index cb4529c40d74..b7f5173ff9e9 100644 --- a/drivers/video/xen-fbfront.c +++ b/drivers/video/xen-fbfront.c @@ -365,7 +365,7 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, struct fb_info *fb_info; int fb_size; int val; - int ret; + int ret = 0; info = kzalloc(sizeof(*info), GFP_KERNEL); if (info == NULL) { @@ -458,26 +458,31 @@ static int __devinit xenfb_probe(struct xenbus_device *dev, xenfb_init_shared_page(info, fb_info); ret = xenfb_connect_backend(dev, info); - if (ret < 0) - goto error; + if (ret < 0) { + xenbus_dev_fatal(dev, ret, "xenfb_connect_backend"); + goto error_fb; + } ret = register_framebuffer(fb_info); if (ret) { - fb_deferred_io_cleanup(fb_info); - fb_dealloc_cmap(&fb_info->cmap); - framebuffer_release(fb_info); xenbus_dev_fatal(dev, ret, "register_framebuffer"); - goto error; + goto error_fb; } info->fb_info = fb_info; xenfb_make_preferred_console(); return 0; - error_nomem: - ret = -ENOMEM; - xenbus_dev_fatal(dev, ret, "allocating device memory"); - error: +error_fb: + fb_deferred_io_cleanup(fb_info); + fb_dealloc_cmap(&fb_info->cmap); + framebuffer_release(fb_info); +error_nomem: + if (!ret) { + ret = -ENOMEM; + xenbus_dev_fatal(dev, ret, "allocating device memory"); + } +error: xenfb_remove(dev); return ret; } diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c index c2d05a8279fd..8807fe501d20 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -390,6 +390,7 @@ static void __devexit virtballoon_remove(struct virtio_device *vdev) /* There might be pages left in the balloon: free them. */ while (vb->num_pages) leak_balloon(vb, vb->num_pages); + update_balloon_size(vb); /* Now we reset the device so we can clean up the queues. */ vdev->config->reset(vdev); diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig index 94243136f6bf..ea20c51d24c7 100644 --- a/drivers/xen/Kconfig +++ b/drivers/xen/Kconfig @@ -183,15 +183,17 @@ config XEN_ACPI_PROCESSOR depends on XEN && X86 && ACPI_PROCESSOR && CPU_FREQ default m help - This ACPI processor uploads Power Management information to the Xen hypervisor. - - To do that the driver parses the Power Management data and uploads said - information to the Xen hypervisor. Then the Xen hypervisor can select the - proper Cx and Pxx states. It also registers itslef as the SMM so that - other drivers (such as ACPI cpufreq scaling driver) will not load. - - To compile this driver as a module, choose M here: the - module will be called xen_acpi_processor If you do not know what to choose, - select M here. If the CPUFREQ drivers are built in, select Y here. + This ACPI processor uploads Power Management information to the Xen + hypervisor. + + To do that the driver parses the Power Management data and uploads + said information to the Xen hypervisor. Then the Xen hypervisor can + select the proper Cx and Pxx states. It also registers itslef as the + SMM so that other drivers (such as ACPI cpufreq scaling driver) will + not load. + + To compile this driver as a module, choose M here: the module will be + called xen_acpi_processor If you do not know what to choose, select + M here. If the CPUFREQ drivers are built in, select Y here. endmenu |