diff options
Diffstat (limited to 'drivers')
94 files changed, 630 insertions, 382 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 39d829cd82dd..71afe0371311 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -150,7 +150,7 @@ static const struct ata_port_info ahci_port_info[] = { { AHCI_HFLAGS (AHCI_HFLAG_NO_FPDMA_AA | AHCI_HFLAG_NO_PMP | AHCI_HFLAG_YES_NCQ), - .flags = AHCI_FLAG_COMMON, + .flags = AHCI_FLAG_COMMON | ATA_FLAG_NO_DIPM, .pio_mask = ATA_PIO4, .udma_mask = ATA_UDMA6, .port_ops = &ahci_ops, @@ -261,6 +261,12 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x1d06), board_ahci }, /* PBG RAID */ { PCI_VDEVICE(INTEL, 0x2826), board_ahci }, /* PBG RAID */ { PCI_VDEVICE(INTEL, 0x2323), board_ahci }, /* DH89xxCC AHCI */ + { PCI_VDEVICE(INTEL, 0x1e02), board_ahci }, /* Panther Point AHCI */ + { PCI_VDEVICE(INTEL, 0x1e03), board_ahci }, /* Panther Point AHCI */ + { PCI_VDEVICE(INTEL, 0x1e04), board_ahci }, /* Panther Point RAID */ + { PCI_VDEVICE(INTEL, 0x1e05), board_ahci }, /* Panther Point RAID */ + { PCI_VDEVICE(INTEL, 0x1e06), board_ahci }, /* Panther Point RAID */ + { PCI_VDEVICE(INTEL, 0x1e07), board_ahci }, /* Panther Point RAID */ /* JMicron 360/1/3/5/6, match class to avoid IDE function */ { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h index 39865009c251..12c5282e7fca 100644 --- a/drivers/ata/ahci.h +++ b/drivers/ata/ahci.h @@ -229,6 +229,10 @@ enum { EM_CTL_ALHD = (1 << 26), /* Activity LED */ EM_CTL_XMT = (1 << 25), /* Transmit Only */ EM_CTL_SMB = (1 << 24), /* Single Message Buffer */ + EM_CTL_SGPIO = (1 << 19), /* SGPIO messages supported */ + EM_CTL_SES = (1 << 18), /* SES-2 messages supported */ + EM_CTL_SAFTE = (1 << 17), /* SAF-TE messages supported */ + EM_CTL_LED = (1 << 16), /* LED messages supported */ /* em message type */ EM_MSG_TYPE_LED = (1 << 0), /* LED */ diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index 0bc3fd6c3fdb..6f6e7718b05c 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -309,6 +309,14 @@ static const struct pci_device_id piix_pci_tbl[] = { { 0x8086, 0x1d00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata }, /* SATA Controller IDE (PBG) */ { 0x8086, 0x1d08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, + /* SATA Controller IDE (Panther Point) */ + { 0x8086, 0x1e00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata }, + /* SATA Controller IDE (Panther Point) */ + { 0x8086, 0x1e01, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata }, + /* SATA Controller IDE (Panther Point) */ + { 0x8086, 0x1e08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, + /* SATA Controller IDE (Panther Point) */ + { 0x8086, 0x1e09, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, { } /* terminate list */ }; diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index 26d452339e98..ff9d832a163d 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -109,6 +109,8 @@ static ssize_t ahci_read_em_buffer(struct device *dev, static ssize_t ahci_store_em_buffer(struct device *dev, struct device_attribute *attr, const char *buf, size_t size); +static ssize_t ahci_show_em_supported(struct device *dev, + struct device_attribute *attr, char *buf); static DEVICE_ATTR(ahci_host_caps, S_IRUGO, ahci_show_host_caps, NULL); static DEVICE_ATTR(ahci_host_cap2, S_IRUGO, ahci_show_host_cap2, NULL); @@ -116,6 +118,7 @@ static DEVICE_ATTR(ahci_host_version, S_IRUGO, ahci_show_host_version, NULL); static DEVICE_ATTR(ahci_port_cmd, S_IRUGO, ahci_show_port_cmd, NULL); static DEVICE_ATTR(em_buffer, S_IWUSR | S_IRUGO, ahci_read_em_buffer, ahci_store_em_buffer); +static DEVICE_ATTR(em_message_supported, S_IRUGO, ahci_show_em_supported, NULL); struct device_attribute *ahci_shost_attrs[] = { &dev_attr_link_power_management_policy, @@ -126,6 +129,7 @@ struct device_attribute *ahci_shost_attrs[] = { &dev_attr_ahci_host_version, &dev_attr_ahci_port_cmd, &dev_attr_em_buffer, + &dev_attr_em_message_supported, NULL }; EXPORT_SYMBOL_GPL(ahci_shost_attrs); @@ -343,6 +347,24 @@ static ssize_t ahci_store_em_buffer(struct device *dev, return size; } +static ssize_t ahci_show_em_supported(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct Scsi_Host *shost = class_to_shost(dev); + struct ata_port *ap = ata_shost_to_port(shost); + struct ahci_host_priv *hpriv = ap->host->private_data; + void __iomem *mmio = hpriv->mmio; + u32 em_ctl; + + em_ctl = readl(mmio + HOST_EM_CTL); + + return sprintf(buf, "%s%s%s%s\n", + em_ctl & EM_CTL_LED ? "led " : "", + em_ctl & EM_CTL_SAFTE ? "saf-te " : "", + em_ctl & EM_CTL_SES ? "ses-2 " : "", + em_ctl & EM_CTL_SGPIO ? "sgpio " : ""); +} + /** * ahci_save_initial_config - Save and fixup initial config values * @dev: target AHCI device @@ -539,6 +561,27 @@ void ahci_start_engine(struct ata_port *ap) { void __iomem *port_mmio = ahci_port_base(ap); u32 tmp; + u8 status; + + status = readl(port_mmio + PORT_TFDATA) & 0xFF; + + /* + * At end of section 10.1 of AHCI spec (rev 1.3), it states + * Software shall not set PxCMD.ST to 1 until it is determined + * that a functoinal device is present on the port as determined by + * PxTFD.STS.BSY=0, PxTFD.STS.DRQ=0 and PxSSTS.DET=3h + * + * Even though most AHCI host controllers work without this check, + * specific controller will fail under this condition + */ + if (status & (ATA_BUSY | ATA_DRQ)) + return; + else { + ahci_scr_read(&ap->link, SCR_STATUS, &tmp); + + if ((tmp & 0xf) != 0x3) + return; + } /* start DMA */ tmp = readl(port_mmio + PORT_CMD); @@ -1897,7 +1940,17 @@ static void ahci_pmp_attach(struct ata_port *ap) ahci_enable_fbs(ap); pp->intr_mask |= PORT_IRQ_BAD_PMP; - writel(pp->intr_mask, port_mmio + PORT_IRQ_MASK); + + /* + * We must not change the port interrupt mask register if the + * port is marked frozen, the value in pp->intr_mask will be + * restored later when the port is thawed. + * + * Note that during initialization, the port is marked as + * frozen since the irq handler is not yet registered. + */ + if (!(ap->pflags & ATA_PFLAG_FROZEN)) + writel(pp->intr_mask, port_mmio + PORT_IRQ_MASK); } static void ahci_pmp_detach(struct ata_port *ap) @@ -1913,7 +1966,10 @@ static void ahci_pmp_detach(struct ata_port *ap) writel(cmd, port_mmio + PORT_CMD); pp->intr_mask &= ~PORT_IRQ_BAD_PMP; - writel(pp->intr_mask, port_mmio + PORT_IRQ_MASK); + + /* see comment above in ahci_pmp_attach() */ + if (!(ap->pflags & ATA_PFLAG_FROZEN)) + writel(pp->intr_mask, port_mmio + PORT_IRQ_MASK); } int ahci_port_resume(struct ata_port *ap) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 423c0a6952b2..76c3c15cb1e6 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4139,6 +4139,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { */ { "PIONEER DVD-RW DVRTD08", "1.00", ATA_HORKAGE_NOSETXFER }, { "PIONEER DVD-RW DVR-212D", "1.28", ATA_HORKAGE_NOSETXFER }, + { "PIONEER DVD-RW DVR-216D", "1.08", ATA_HORKAGE_NOSETXFER }, /* End Marker */ { } @@ -5480,7 +5481,7 @@ struct ata_port *ata_port_alloc(struct ata_host *host) if (!ap) return NULL; - ap->pflags |= ATA_PFLAG_INITIALIZING; + ap->pflags |= ATA_PFLAG_INITIALIZING | ATA_PFLAG_FROZEN; ap->lock = &host->lock; ap->print_id = -1; ap->host = host; diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 88cd22fa65cd..f26f2fe3480a 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -3316,6 +3316,7 @@ static int ata_eh_set_lpm(struct ata_link *link, enum ata_lpm_policy policy, struct ata_eh_context *ehc = &link->eh_context; struct ata_device *dev, *link_dev = NULL, *lpm_dev = NULL; enum ata_lpm_policy old_policy = link->lpm_policy; + bool no_dipm = ap->flags & ATA_FLAG_NO_DIPM; unsigned int hints = ATA_LPM_EMPTY | ATA_LPM_HIPM; unsigned int err_mask; int rc; @@ -3332,7 +3333,7 @@ static int ata_eh_set_lpm(struct ata_link *link, enum ata_lpm_policy policy, */ ata_for_each_dev(dev, link, ENABLED) { bool hipm = ata_id_has_hipm(dev->id); - bool dipm = ata_id_has_dipm(dev->id); + bool dipm = ata_id_has_dipm(dev->id) && !no_dipm; /* find the first enabled and LPM enabled devices */ if (!link_dev) @@ -3389,7 +3390,8 @@ static int ata_eh_set_lpm(struct ata_link *link, enum ata_lpm_policy policy, /* host config updated, enable DIPM if transitioning to MIN_POWER */ ata_for_each_dev(dev, link, ENABLED) { - if (policy == ATA_LPM_MIN_POWER && ata_id_has_dipm(dev->id)) { + if (policy == ATA_LPM_MIN_POWER && !no_dipm && + ata_id_has_dipm(dev->id)) { err_mask = ata_dev_set_feature(dev, SETFEATURES_SATA_ENABLE, SATA_DIPM); if (err_mask && err_mask != AC_ERR_DEV) { diff --git a/drivers/ata/pata_at91.c b/drivers/ata/pata_at91.c index 0da0dcc7dd08..a5fdbdcb0faf 100644 --- a/drivers/ata/pata_at91.c +++ b/drivers/ata/pata_at91.c @@ -33,11 +33,12 @@ #define DRV_NAME "pata_at91" -#define DRV_VERSION "0.1" +#define DRV_VERSION "0.2" #define CF_IDE_OFFSET 0x00c00000 #define CF_ALT_IDE_OFFSET 0x00e00000 #define CF_IDE_RES_SIZE 0x08 +#define NCS_RD_PULSE_LIMIT 0x3f /* maximal value for pulse bitfields */ struct at91_ide_info { unsigned long mode; @@ -49,8 +50,18 @@ struct at91_ide_info { void __iomem *alt_addr; }; -static const struct ata_timing initial_timing = - {XFER_PIO_0, 70, 290, 240, 600, 165, 150, 600, 0}; +static const struct ata_timing initial_timing = { + .mode = XFER_PIO_0, + .setup = 70, + .act8b = 290, + .rec8b = 240, + .cyc8b = 600, + .active = 165, + .recover = 150, + .dmack_hold = 0, + .cycle = 600, + .udma = 0 +}; static unsigned long calc_mck_cycles(unsigned long ns, unsigned long mck_hz) { @@ -109,6 +120,11 @@ static void set_smc_timing(struct device *dev, /* (CS0, CS1, DIR, OE) <= (CFCE1, CFCE2, CFRNW, NCSX) timings */ ncs_read_setup = 1; ncs_read_pulse = read_cycle - 2; + if (ncs_read_pulse > NCS_RD_PULSE_LIMIT) { + ncs_read_pulse = NCS_RD_PULSE_LIMIT; + dev_warn(dev, "ncs_read_pulse limited to maximal value %lu\n", + ncs_read_pulse); + } /* Write timings same as read timings */ write_cycle = read_cycle; diff --git a/drivers/base/syscore.c b/drivers/base/syscore.c index 90af2943f9e4..c126db3cb7d1 100644 --- a/drivers/base/syscore.c +++ b/drivers/base/syscore.c @@ -73,6 +73,7 @@ int syscore_suspend(void) return ret; } +EXPORT_SYMBOL_GPL(syscore_suspend); /** * syscore_resume - Execute all the registered system core resume callbacks. @@ -95,6 +96,7 @@ void syscore_resume(void) "Interrupts enabled after %pF\n", ops->resume); } } +EXPORT_SYMBOL_GPL(syscore_resume); #endif /* CONFIG_PM_SLEEP */ /** diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c index 012cba0d6d96..b072648dc3f6 100644 --- a/drivers/char/agp/generic.c +++ b/drivers/char/agp/generic.c @@ -115,6 +115,9 @@ static struct agp_memory *agp_create_user_memory(unsigned long num_agp_pages) struct agp_memory *new; unsigned long alloc_size = num_agp_pages*sizeof(struct page *); + if (INT_MAX/sizeof(struct page *) < num_agp_pages) + return NULL; + new = kzalloc(sizeof(struct agp_memory), GFP_KERNEL); if (new == NULL) return NULL; @@ -234,11 +237,14 @@ struct agp_memory *agp_allocate_memory(struct agp_bridge_data *bridge, int scratch_pages; struct agp_memory *new; size_t i; + int cur_memory; if (!bridge) return NULL; - if ((atomic_read(&bridge->current_memory_agp) + page_count) > bridge->max_memory_agp) + cur_memory = atomic_read(&bridge->current_memory_agp); + if ((cur_memory + page_count > bridge->max_memory_agp) || + (cur_memory + page_count < page_count)) return NULL; if (type >= AGP_USER_TYPES) { @@ -1089,8 +1095,8 @@ int agp_generic_insert_memory(struct agp_memory * mem, off_t pg_start, int type) return -EINVAL; } - /* AK: could wrap */ - if ((pg_start + mem->page_count) > num_entries) + if (((pg_start + mem->page_count) > num_entries) || + ((pg_start + mem->page_count) < pg_start)) return -EINVAL; j = pg_start; @@ -1124,7 +1130,7 @@ int agp_generic_remove_memory(struct agp_memory *mem, off_t pg_start, int type) { size_t i; struct agp_bridge_data *bridge; - int mask_type; + int mask_type, num_entries; bridge = mem->bridge; if (!bridge) @@ -1136,6 +1142,11 @@ int agp_generic_remove_memory(struct agp_memory *mem, off_t pg_start, int type) if (type != mem->type) return -EINVAL; + num_entries = agp_num_entries(); + if (((pg_start + mem->page_count) > num_entries) || + ((pg_start + mem->page_count) < pg_start)) + return -EINVAL; + mask_type = bridge->driver->agp_type_to_mask_type(bridge, type); if (mask_type != 0) { /* The generic routines know nothing of memory types */ diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 84b164d1eb2b..838568a7dbf5 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1280,18 +1280,7 @@ static void unplug_port(struct port *port) spin_lock_irq(&pdrvdata_lock); list_del(&port->cons.list); spin_unlock_irq(&pdrvdata_lock); -#if 0 - /* - * hvc_remove() not called as removing one hvc port - * results in other hvc ports getting frozen. - * - * Once this is resolved in hvc, this functionality - * will be enabled. Till that is done, the -EPIPE - * return from get_chars() above will help - * hvc_console.c to clean up on ports we remove here. - */ hvc_remove(port->cons.hvc); -#endif } /* Remove unused data this port might have received. */ diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c index d77005849af8..219d88a0eeae 100644 --- a/drivers/connector/connector.c +++ b/drivers/connector/connector.c @@ -142,6 +142,7 @@ static int cn_call_callback(struct sk_buff *skb) cbq->callback(msg, nsp); kfree_skb(skb); cn_queue_release_callback(cbq); + err = 0; } return err; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 432fc04c6bff..e522c702b04e 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3771,8 +3771,11 @@ static bool g4x_compute_wm0(struct drm_device *dev, int entries, tlb_miss; crtc = intel_get_crtc_for_plane(dev, plane); - if (crtc->fb == NULL || !crtc->enabled) + if (crtc->fb == NULL || !crtc->enabled) { + *cursor_wm = cursor->guard_size; + *plane_wm = display->guard_size; return false; + } htotal = crtc->mode.htotal; hdisplay = crtc->mode.hdisplay; @@ -6215,36 +6218,6 @@ cleanup_work: return ret; } -static void intel_crtc_reset(struct drm_crtc *crtc) -{ - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - - /* Reset flags back to the 'unknown' status so that they - * will be correctly set on the initial modeset. - */ - intel_crtc->dpms_mode = -1; -} - -static struct drm_crtc_helper_funcs intel_helper_funcs = { - .dpms = intel_crtc_dpms, - .mode_fixup = intel_crtc_mode_fixup, - .mode_set = intel_crtc_mode_set, - .mode_set_base = intel_pipe_set_base, - .mode_set_base_atomic = intel_pipe_set_base_atomic, - .load_lut = intel_crtc_load_lut, - .disable = intel_crtc_disable, -}; - -static const struct drm_crtc_funcs intel_crtc_funcs = { - .reset = intel_crtc_reset, - .cursor_set = intel_crtc_cursor_set, - .cursor_move = intel_crtc_cursor_move, - .gamma_set = intel_crtc_gamma_set, - .set_config = drm_crtc_helper_set_config, - .destroy = intel_crtc_destroy, - .page_flip = intel_crtc_page_flip, -}; - static void intel_sanitize_modesetting(struct drm_device *dev, int pipe, int plane) { @@ -6281,6 +6254,42 @@ static void intel_sanitize_modesetting(struct drm_device *dev, intel_disable_pipe(dev_priv, pipe); } +static void intel_crtc_reset(struct drm_crtc *crtc) +{ + struct drm_device *dev = crtc->dev; + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + + /* Reset flags back to the 'unknown' status so that they + * will be correctly set on the initial modeset. + */ + intel_crtc->dpms_mode = -1; + + /* We need to fix up any BIOS configuration that conflicts with + * our expectations. + */ + intel_sanitize_modesetting(dev, intel_crtc->pipe, intel_crtc->plane); +} + +static struct drm_crtc_helper_funcs intel_helper_funcs = { + .dpms = intel_crtc_dpms, + .mode_fixup = intel_crtc_mode_fixup, + .mode_set = intel_crtc_mode_set, + .mode_set_base = intel_pipe_set_base, + .mode_set_base_atomic = intel_pipe_set_base_atomic, + .load_lut = intel_crtc_load_lut, + .disable = intel_crtc_disable, +}; + +static const struct drm_crtc_funcs intel_crtc_funcs = { + .reset = intel_crtc_reset, + .cursor_set = intel_crtc_cursor_set, + .cursor_move = intel_crtc_cursor_move, + .gamma_set = intel_crtc_gamma_set, + .set_config = drm_crtc_helper_set_config, + .destroy = intel_crtc_destroy, + .page_flip = intel_crtc_page_flip, +}; + static void intel_crtc_init(struct drm_device *dev, int pipe) { drm_i915_private_t *dev_priv = dev->dev_private; @@ -6330,8 +6339,6 @@ static void intel_crtc_init(struct drm_device *dev, int pipe) setup_timer(&intel_crtc->idle_timer, intel_crtc_idle_timer, (unsigned long)intel_crtc); - - intel_sanitize_modesetting(dev, intel_crtc->pipe, intel_crtc->plane); } int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data, diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index 4256b8ef3947..6b22c1dcc015 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -1151,10 +1151,10 @@ intel_tv_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, (video_levels->blank << TV_BLANK_LEVEL_SHIFT))); { int pipeconf_reg = PIPECONF(pipe); - int dspcntr_reg = DSPCNTR(pipe); + int dspcntr_reg = DSPCNTR(intel_crtc->plane); int pipeconf = I915_READ(pipeconf_reg); int dspcntr = I915_READ(dspcntr_reg); - int dspbase_reg = DSPADDR(pipe); + int dspbase_reg = DSPADDR(intel_crtc->plane); int xpos = 0x0, ypos = 0x0; unsigned int xsize, ysize; /* Pipe must be off here */ @@ -1378,7 +1378,9 @@ intel_tv_detect(struct drm_connector *connector, bool force) if (type < 0) return connector_status_disconnected; + intel_tv->type = type; intel_tv_find_better_format(connector); + return connector_status_connected; } @@ -1670,8 +1672,7 @@ intel_tv_init(struct drm_device *dev) * * More recent chipsets favour HDMI rather than integrated S-Video. */ - connector->polled = - DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT; + connector->polled = DRM_CONNECTOR_POLL_CONNECT; drm_connector_init(dev, connector, &intel_tv_connector_funcs, DRM_MODE_CONNECTOR_SVIDEO); diff --git a/drivers/gpu/drm/nouveau/nouveau_dma.c b/drivers/gpu/drm/nouveau/nouveau_dma.c index ce38e97b9428..568caedd7216 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dma.c +++ b/drivers/gpu/drm/nouveau/nouveau_dma.c @@ -83,7 +83,7 @@ nouveau_dma_init(struct nouveau_channel *chan) return ret; /* NV_MEMORY_TO_MEMORY_FORMAT requires a notifier object */ - ret = nouveau_notifier_alloc(chan, NvNotify0, 32, 0xfd0, 0x1000, + ret = nouveau_notifier_alloc(chan, NvNotify0, 32, 0xfe0, 0x1000, &chan->m2mf_ntfy); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 856d56a98d1e..a76514a209b3 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -682,6 +682,9 @@ struct drm_nouveau_private { /* For PFIFO and PGRAPH. */ spinlock_t context_switch_lock; + /* VM/PRAMIN flush, legacy PRAMIN aperture */ + spinlock_t vm_lock; + /* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */ struct nouveau_ramht *ramht; struct nouveau_gpuobj *ramfc; diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c index 889c4454682e..39aee6d4daf8 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c +++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c @@ -181,13 +181,13 @@ nouveau_fbcon_sync(struct fb_info *info) OUT_RING (chan, 0); } - nouveau_bo_wr32(chan->notifier_bo, chan->m2mf_ntfy + 3, 0xffffffff); + nouveau_bo_wr32(chan->notifier_bo, chan->m2mf_ntfy/4 + 3, 0xffffffff); FIRE_RING(chan); mutex_unlock(&chan->mutex); ret = -EBUSY; for (i = 0; i < 100000; i++) { - if (!nouveau_bo_rd32(chan->notifier_bo, chan->m2mf_ntfy + 3)) { + if (!nouveau_bo_rd32(chan->notifier_bo, chan->m2mf_ntfy/4 + 3)) { ret = 0; break; } diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c index 78f467fe30be..5045f8b921d6 100644 --- a/drivers/gpu/drm/nouveau/nouveau_mem.c +++ b/drivers/gpu/drm/nouveau/nouveau_mem.c @@ -398,7 +398,7 @@ nouveau_mem_vram_init(struct drm_device *dev) dma_bits = 40; } else if (drm_pci_device_is_pcie(dev) && - dev_priv->chipset != 0x40 && + dev_priv->chipset > 0x40 && dev_priv->chipset != 0x45) { if (pci_dma_supported(dev->pdev, DMA_BIT_MASK(39))) dma_bits = 39; diff --git a/drivers/gpu/drm/nouveau/nouveau_notifier.c b/drivers/gpu/drm/nouveau/nouveau_notifier.c index 7ba3fc0b30c1..5b39718ae1f8 100644 --- a/drivers/gpu/drm/nouveau/nouveau_notifier.c +++ b/drivers/gpu/drm/nouveau/nouveau_notifier.c @@ -35,19 +35,22 @@ nouveau_notifier_init_channel(struct nouveau_channel *chan) { struct drm_device *dev = chan->dev; struct nouveau_bo *ntfy = NULL; - uint32_t flags; + uint32_t flags, ttmpl; int ret; - if (nouveau_vram_notify) + if (nouveau_vram_notify) { flags = NOUVEAU_GEM_DOMAIN_VRAM; - else + ttmpl = TTM_PL_FLAG_VRAM; + } else { flags = NOUVEAU_GEM_DOMAIN_GART; + ttmpl = TTM_PL_FLAG_TT; + } ret = nouveau_gem_new(dev, NULL, PAGE_SIZE, 0, flags, 0, 0, &ntfy); if (ret) return ret; - ret = nouveau_bo_pin(ntfy, flags); + ret = nouveau_bo_pin(ntfy, ttmpl); if (ret) goto out_err; diff --git a/drivers/gpu/drm/nouveau/nouveau_object.c b/drivers/gpu/drm/nouveau/nouveau_object.c index 4f00c87ed86e..67a16e01ffa6 100644 --- a/drivers/gpu/drm/nouveau/nouveau_object.c +++ b/drivers/gpu/drm/nouveau/nouveau_object.c @@ -1039,19 +1039,20 @@ nv_ro32(struct nouveau_gpuobj *gpuobj, u32 offset) { struct drm_nouveau_private *dev_priv = gpuobj->dev->dev_private; struct drm_device *dev = gpuobj->dev; + unsigned long flags; if (gpuobj->pinst == ~0 || !dev_priv->ramin_available) { u64 ptr = gpuobj->vinst + offset; u32 base = ptr >> 16; u32 val; - spin_lock(&dev_priv->ramin_lock); + spin_lock_irqsave(&dev_priv->vm_lock, flags); if (dev_priv->ramin_base != base) { dev_priv->ramin_base = base; nv_wr32(dev, 0x001700, dev_priv->ramin_base); } val = nv_rd32(dev, 0x700000 + (ptr & 0xffff)); - spin_unlock(&dev_priv->ramin_lock); + spin_unlock_irqrestore(&dev_priv->vm_lock, flags); return val; } @@ -1063,18 +1064,19 @@ nv_wo32(struct nouveau_gpuobj *gpuobj, u32 offset, u32 val) { struct drm_nouveau_private *dev_priv = gpuobj->dev->dev_private; struct drm_device *dev = gpuobj->dev; + unsigned long flags; if (gpuobj->pinst == ~0 || !dev_priv->ramin_available) { u64 ptr = gpuobj->vinst + offset; u32 base = ptr >> 16; - spin_lock(&dev_priv->ramin_lock); + spin_lock_irqsave(&dev_priv->vm_lock, flags); if (dev_priv->ramin_base != base) { dev_priv->ramin_base = base; nv_wr32(dev, 0x001700, dev_priv->ramin_base); } nv_wr32(dev, 0x700000 + (ptr & 0xffff), val); - spin_unlock(&dev_priv->ramin_lock); + spin_unlock_irqrestore(&dev_priv->vm_lock, flags); return; } diff --git a/drivers/gpu/drm/nouveau/nouveau_sgdma.c b/drivers/gpu/drm/nouveau/nouveau_sgdma.c index a33fe4019286..4bce801bc588 100644 --- a/drivers/gpu/drm/nouveau/nouveau_sgdma.c +++ b/drivers/gpu/drm/nouveau/nouveau_sgdma.c @@ -55,6 +55,7 @@ nouveau_sgdma_populate(struct ttm_backend *be, unsigned long num_pages, be->func->clear(be); return -EFAULT; } + nvbe->ttm_alloced[nvbe->nr_pages] = false; } nvbe->nr_pages++; @@ -427,7 +428,7 @@ nouveau_sgdma_init(struct drm_device *dev) u32 aper_size, align; int ret; - if (dev_priv->card_type >= NV_50 || drm_pci_device_is_pcie(dev)) + if (dev_priv->card_type >= NV_40 && drm_pci_device_is_pcie(dev)) aper_size = 512 * 1024 * 1024; else aper_size = 64 * 1024 * 1024; @@ -457,7 +458,7 @@ nouveau_sgdma_init(struct drm_device *dev) dev_priv->gart_info.func = &nv50_sgdma_backend; } else if (drm_pci_device_is_pcie(dev) && - dev_priv->chipset != 0x40 && dev_priv->chipset != 0x45) { + dev_priv->chipset > 0x40 && dev_priv->chipset != 0x45) { if (nv44_graph_class(dev)) { dev_priv->gart_info.func = &nv44_sgdma_backend; align = 512 * 1024; diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index 6e2b1a6caa2d..a30adec5beaa 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -608,6 +608,7 @@ nouveau_card_init(struct drm_device *dev) spin_lock_init(&dev_priv->channels.lock); spin_lock_init(&dev_priv->tile.lock); spin_lock_init(&dev_priv->context_switch_lock); + spin_lock_init(&dev_priv->vm_lock); /* Make the CRTCs and I2C buses accessible */ ret = engine->display.early_init(dev); diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c index a6f8aa651fc6..4f95a1e5822e 100644 --- a/drivers/gpu/drm/nouveau/nv50_instmem.c +++ b/drivers/gpu/drm/nouveau/nv50_instmem.c @@ -404,23 +404,25 @@ void nv50_instmem_flush(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; + unsigned long flags; - spin_lock(&dev_priv->ramin_lock); + spin_lock_irqsave(&dev_priv->vm_lock, flags); nv_wr32(dev, 0x00330c, 0x00000001); if (!nv_wait(dev, 0x00330c, 0x00000002, 0x00000000)) NV_ERROR(dev, "PRAMIN flush timeout\n"); - spin_unlock(&dev_priv->ramin_lock); + spin_unlock_irqrestore(&dev_priv->vm_lock, flags); } void nv84_instmem_flush(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; + unsigned long flags; - spin_lock(&dev_priv->ramin_lock); + spin_lock_irqsave(&dev_priv->vm_lock, flags); nv_wr32(dev, 0x070000, 0x00000001); if (!nv_wait(dev, 0x070000, 0x00000002, 0x00000000)) NV_ERROR(dev, "PRAMIN flush timeout\n"); - spin_unlock(&dev_priv->ramin_lock); + spin_unlock_irqrestore(&dev_priv->vm_lock, flags); } diff --git a/drivers/gpu/drm/nouveau/nv50_vm.c b/drivers/gpu/drm/nouveau/nv50_vm.c index 4fd3432b5b8d..6c2694490741 100644 --- a/drivers/gpu/drm/nouveau/nv50_vm.c +++ b/drivers/gpu/drm/nouveau/nv50_vm.c @@ -174,10 +174,11 @@ void nv50_vm_flush_engine(struct drm_device *dev, int engine) { struct drm_nouveau_private *dev_priv = dev->dev_private; + unsigned long flags; - spin_lock(&dev_priv->ramin_lock); + spin_lock_irqsave(&dev_priv->vm_lock, flags); nv_wr32(dev, 0x100c80, (engine << 16) | 1); if (!nv_wait(dev, 0x100c80, 0x00000001, 0x00000000)) NV_ERROR(dev, "vm flush timeout: engine %d\n", engine); - spin_unlock(&dev_priv->ramin_lock); + spin_unlock_irqrestore(&dev_priv->vm_lock, flags); } diff --git a/drivers/gpu/drm/nouveau/nvc0_vm.c b/drivers/gpu/drm/nouveau/nvc0_vm.c index a0a2a0277f73..a179e6c55afb 100644 --- a/drivers/gpu/drm/nouveau/nvc0_vm.c +++ b/drivers/gpu/drm/nouveau/nvc0_vm.c @@ -104,11 +104,12 @@ nvc0_vm_flush(struct nouveau_vm *vm) struct nouveau_instmem_engine *pinstmem = &dev_priv->engine.instmem; struct drm_device *dev = vm->dev; struct nouveau_vm_pgd *vpgd; + unsigned long flags; u32 engine = (dev_priv->chan_vm == vm) ? 1 : 5; pinstmem->flush(vm->dev); - spin_lock(&dev_priv->ramin_lock); + spin_lock_irqsave(&dev_priv->vm_lock, flags); list_for_each_entry(vpgd, &vm->pgd_list, head) { /* looks like maybe a "free flush slots" counter, the * faster you write to 0x100cbc to more it decreases @@ -125,5 +126,5 @@ nvc0_vm_flush(struct nouveau_vm *vm) nv_rd32(dev, 0x100c80), engine); } } - spin_unlock(&dev_priv->ramin_lock); + spin_unlock_irqrestore(&dev_priv->vm_lock, flags); } diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c index d71d375149f8..7bd745689097 100644 --- a/drivers/gpu/drm/radeon/atom.c +++ b/drivers/gpu/drm/radeon/atom.c @@ -135,7 +135,7 @@ static uint32_t atom_iio_execute(struct atom_context *ctx, int base, case ATOM_IIO_MOVE_INDEX: temp &= ~((0xFFFFFFFF >> (32 - CU8(base + 1))) << - CU8(base + 2)); + CU8(base + 3)); temp |= ((index >> CU8(base + 2)) & (0xFFFFFFFF >> (32 - CU8(base + 1)))) << CU8(base + @@ -145,7 +145,7 @@ static uint32_t atom_iio_execute(struct atom_context *ctx, int base, case ATOM_IIO_MOVE_DATA: temp &= ~((0xFFFFFFFF >> (32 - CU8(base + 1))) << - CU8(base + 2)); + CU8(base + 3)); temp |= ((data >> CU8(base + 2)) & (0xFFFFFFFF >> (32 - CU8(base + 1)))) << CU8(base + @@ -155,7 +155,7 @@ static uint32_t atom_iio_execute(struct atom_context *ctx, int base, case ATOM_IIO_MOVE_ATTR: temp &= ~((0xFFFFFFFF >> (32 - CU8(base + 1))) << - CU8(base + 2)); + CU8(base + 3)); temp |= ((ctx-> io_attr >> CU8(base + 2)) & (0xFFFFFFFF >> (32 - diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 9d516a8c4dfa..529a3a704731 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -532,10 +532,7 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, else pll->flags |= RADEON_PLL_PREFER_LOW_REF_DIV; - if ((rdev->family == CHIP_R600) || - (rdev->family == CHIP_RV610) || - (rdev->family == CHIP_RV630) || - (rdev->family == CHIP_RV670)) + if (rdev->family < CHIP_RV770) pll->flags |= RADEON_PLL_PREFER_MINM_OVER_MAXP; } else { pll->flags |= RADEON_PLL_LEGACY; @@ -565,7 +562,6 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) { if (ss_enabled) { if (ss->refdiv) { - pll->flags |= RADEON_PLL_PREFER_MINM_OVER_MAXP; pll->flags |= RADEON_PLL_USE_REF_DIV; pll->reference_div = ss->refdiv; if (ASIC_IS_AVIVO(rdev)) diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 3453910ee0f3..e9bc135d9189 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -353,7 +353,7 @@ static u32 evergreen_line_buffer_adjust(struct radeon_device *rdev, struct drm_display_mode *mode, struct drm_display_mode *other_mode) { - u32 tmp = 0; + u32 tmp; /* * Line Buffer Setup * There are 3 line buffers, each one shared by 2 display controllers. @@ -363,64 +363,63 @@ static u32 evergreen_line_buffer_adjust(struct radeon_device *rdev, * first display controller * 0 - first half of lb (3840 * 2) * 1 - first 3/4 of lb (5760 * 2) - * 2 - whole lb (7680 * 2) + * 2 - whole lb (7680 * 2), other crtc must be disabled * 3 - first 1/4 of lb (1920 * 2) * second display controller * 4 - second half of lb (3840 * 2) * 5 - second 3/4 of lb (5760 * 2) - * 6 - whole lb (7680 * 2) + * 6 - whole lb (7680 * 2), other crtc must be disabled * 7 - last 1/4 of lb (1920 * 2) */ - if (mode && other_mode) { - if (mode->hdisplay > other_mode->hdisplay) { - if (mode->hdisplay > 2560) - tmp = 1; /* 3/4 */ - else - tmp = 0; /* 1/2 */ - } else if (other_mode->hdisplay > mode->hdisplay) { - if (other_mode->hdisplay > 2560) - tmp = 3; /* 1/4 */ - else - tmp = 0; /* 1/2 */ - } else + /* this can get tricky if we have two large displays on a paired group + * of crtcs. Ideally for multiple large displays we'd assign them to + * non-linked crtcs for maximum line buffer allocation. + */ + if (radeon_crtc->base.enabled && mode) { + if (other_mode) tmp = 0; /* 1/2 */ - } else if (mode) - tmp = 2; /* whole */ - else if (other_mode) - tmp = 3; /* 1/4 */ + else + tmp = 2; /* whole */ + } else + tmp = 0; /* second controller of the pair uses second half of the lb */ if (radeon_crtc->crtc_id % 2) tmp += 4; WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, tmp); - switch (tmp) { - case 0: - case 4: - default: - if (ASIC_IS_DCE5(rdev)) - return 4096 * 2; - else - return 3840 * 2; - case 1: - case 5: - if (ASIC_IS_DCE5(rdev)) - return 6144 * 2; - else - return 5760 * 2; - case 2: - case 6: - if (ASIC_IS_DCE5(rdev)) - return 8192 * 2; - else - return 7680 * 2; - case 3: - case 7: - if (ASIC_IS_DCE5(rdev)) - return 2048 * 2; - else - return 1920 * 2; + if (radeon_crtc->base.enabled && mode) { + switch (tmp) { + case 0: + case 4: + default: + if (ASIC_IS_DCE5(rdev)) + return 4096 * 2; + else + return 3840 * 2; + case 1: + case 5: + if (ASIC_IS_DCE5(rdev)) + return 6144 * 2; + else + return 5760 * 2; + case 2: + case 6: + if (ASIC_IS_DCE5(rdev)) + return 8192 * 2; + else + return 7680 * 2; + case 3: + case 7: + if (ASIC_IS_DCE5(rdev)) + return 2048 * 2; + else + return 1920 * 2; + } } + + /* controller not enabled, so no lb used */ + return 0; } static u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev) @@ -2581,7 +2580,7 @@ static inline u32 evergreen_get_ih_wptr(struct radeon_device *rdev) u32 wptr, tmp; if (rdev->wb.enabled) - wptr = rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]; + wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]); else wptr = RREG32(IH_RB_WPTR); diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 15d58292677a..6f27593901c7 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -3231,7 +3231,7 @@ static inline u32 r600_get_ih_wptr(struct radeon_device *rdev) u32 wptr, tmp; if (rdev->wb.enabled) - wptr = rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]; + wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]); else wptr = RREG32(IH_RB_WPTR); diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 2ef6d5135064..5f45fa12bb8b 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -1199,7 +1199,7 @@ radeon_add_atom_connector(struct drm_device *dev, if (router->ddc_valid || router->cd_valid) { radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info); if (!radeon_connector->router_bus) - goto failed; + DRM_ERROR("Failed to assign router i2c bus! Check dmesg for i2c errors.\n"); } switch (connector_type) { case DRM_MODE_CONNECTOR_VGA: @@ -1208,7 +1208,7 @@ radeon_add_atom_connector(struct drm_device *dev, if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) - goto failed; + DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } radeon_connector->dac_load_detect = true; drm_connector_attach_property(&radeon_connector->base, @@ -1226,7 +1226,7 @@ radeon_add_atom_connector(struct drm_device *dev, if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) - goto failed; + DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } radeon_connector->dac_load_detect = true; drm_connector_attach_property(&radeon_connector->base, @@ -1249,7 +1249,7 @@ radeon_add_atom_connector(struct drm_device *dev, if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) - goto failed; + DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } subpixel_order = SubPixelHorizontalRGB; drm_connector_attach_property(&radeon_connector->base, @@ -1290,7 +1290,7 @@ radeon_add_atom_connector(struct drm_device *dev, if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) - goto failed; + DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } drm_connector_attach_property(&radeon_connector->base, rdev->mode_info.coherent_mode_property, @@ -1329,10 +1329,10 @@ radeon_add_atom_connector(struct drm_device *dev, else radeon_dig_connector->dp_i2c_bus = radeon_i2c_create_dp(dev, i2c_bus, "DP-auxch"); if (!radeon_dig_connector->dp_i2c_bus) - goto failed; + DRM_ERROR("DP: Failed to assign dp ddc bus! Check dmesg for i2c errors.\n"); radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) - goto failed; + DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } subpixel_order = SubPixelHorizontalRGB; drm_connector_attach_property(&radeon_connector->base, @@ -1381,7 +1381,7 @@ radeon_add_atom_connector(struct drm_device *dev, if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) - goto failed; + DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } drm_connector_attach_property(&radeon_connector->base, dev->mode_config.scaling_mode_property, @@ -1457,7 +1457,7 @@ radeon_add_legacy_connector(struct drm_device *dev, if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) - goto failed; + DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } radeon_connector->dac_load_detect = true; drm_connector_attach_property(&radeon_connector->base, @@ -1475,7 +1475,7 @@ radeon_add_legacy_connector(struct drm_device *dev, if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) - goto failed; + DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } radeon_connector->dac_load_detect = true; drm_connector_attach_property(&radeon_connector->base, @@ -1493,7 +1493,7 @@ radeon_add_legacy_connector(struct drm_device *dev, if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) - goto failed; + DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } if (connector_type == DRM_MODE_CONNECTOR_DVII) { radeon_connector->dac_load_detect = true; @@ -1538,7 +1538,7 @@ radeon_add_legacy_connector(struct drm_device *dev, if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus); if (!radeon_connector->ddc_bus) - goto failed; + DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n"); } drm_connector_attach_property(&radeon_connector->base, dev->mode_config.scaling_mode_property, @@ -1567,9 +1567,4 @@ radeon_add_legacy_connector(struct drm_device *dev, radeon_legacy_backlight_init(radeon_encoder, connector); } } - return; - -failed: - drm_connector_cleanup(connector); - kfree(connector); } diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c index ccbabf734a61..983cbac75af0 100644 --- a/drivers/gpu/drm/radeon/radeon_i2c.c +++ b/drivers/gpu/drm/radeon/radeon_i2c.c @@ -1096,6 +1096,9 @@ void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector) if (!radeon_connector->router.ddc_valid) return; + if (!radeon_connector->router_bus) + return; + radeon_i2c_get_byte(radeon_connector->router_bus, radeon_connector->router.i2c_addr, 0x3, &val); @@ -1121,6 +1124,9 @@ void radeon_router_select_cd_port(struct radeon_connector *radeon_connector) if (!radeon_connector->router.cd_valid) return; + if (!radeon_connector->router_bus) + return; + radeon_i2c_get_byte(radeon_connector->router_bus, radeon_connector->router.i2c_addr, 0x3, &val); diff --git a/drivers/hwmon/pmbus_core.c b/drivers/hwmon/pmbus_core.c index edfb92e41735..196ffafafd88 100644 --- a/drivers/hwmon/pmbus_core.c +++ b/drivers/hwmon/pmbus_core.c @@ -139,7 +139,6 @@ struct pmbus_data { * A single status register covers multiple attributes, * so we keep them all together. */ - u8 status_bits; u8 status[PB_NUM_STATUS_REG]; u8 currpage; diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index fd1e11799137..a5ec5a7cb381 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -1782,7 +1782,6 @@ static int ide_cd_probe(ide_drive_t *drive) ide_cd_read_toc(drive, &sense); g->fops = &idecd_ops; g->flags |= GENHD_FL_REMOVABLE; - g->events = DISK_EVENT_MEDIA_CHANGE; add_disk(g); return 0; diff --git a/drivers/ide/ide-cd_ioctl.c b/drivers/ide/ide-cd_ioctl.c index 2a6bc50e8a41..02caa7dd51c8 100644 --- a/drivers/ide/ide-cd_ioctl.c +++ b/drivers/ide/ide-cd_ioctl.c @@ -79,6 +79,12 @@ int ide_cdrom_drive_status(struct cdrom_device_info *cdi, int slot_nr) return CDS_DRIVE_NOT_READY; } +/* + * ide-cd always generates media changed event if media is missing, which + * makes it impossible to use for proper event reporting, so disk->events + * is cleared to 0 and the following function is used only to trigger + * revalidation and never propagated to userland. + */ unsigned int ide_cdrom_check_events_real(struct cdrom_device_info *cdi, unsigned int clearing, int slot_nr) { diff --git a/drivers/ide/ide-gd.c b/drivers/ide/ide-gd.c index c4ffd4888939..70ea8763567d 100644 --- a/drivers/ide/ide-gd.c +++ b/drivers/ide/ide-gd.c @@ -298,6 +298,12 @@ static unsigned int ide_gd_check_events(struct gendisk *disk, return 0; } + /* + * The following is used to force revalidation on the first open on + * removeable devices, and never gets reported to userland as + * genhd->events is 0. This is intended as removeable ide disk + * can't really detect MEDIA_CHANGE events. + */ ret = drive->dev_flags & IDE_DFLAG_MEDIA_CHANGED; drive->dev_flags &= ~IDE_DFLAG_MEDIA_CHANGED; @@ -413,7 +419,6 @@ static int ide_gd_probe(ide_drive_t *drive) if (drive->dev_flags & IDE_DFLAG_REMOVABLE) g->flags = GENHD_FL_REMOVABLE; g->fops = &ide_gd_ops; - g->events = DISK_EVENT_MEDIA_CHANGE; add_disk(g); return 0; diff --git a/drivers/md/md.c b/drivers/md/md.c index 6e853c61d87e..7d6f7f18a920 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -3170,6 +3170,7 @@ level_store(mddev_t *mddev, const char *buf, size_t len) mddev->layout = mddev->new_layout; mddev->chunk_sectors = mddev->new_chunk_sectors; mddev->delta_disks = 0; + mddev->degraded = 0; if (mddev->pers->sync_request == NULL) { /* this is now an array without redundancy, so * it must always be in_sync diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index f301e6ae220c..49bf5f891435 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -5151,7 +5151,6 @@ static int run(mddev_t *mddev) mddev->queue->backing_dev_info.congested_data = mddev; mddev->queue->backing_dev_info.congested_fn = raid5_congested; - mddev->queue->queue_lock = &conf->device_lock; chunk_size = mddev->chunk_sectors << 9; blk_queue_io_min(mddev->queue, chunk_size); @@ -5679,6 +5678,7 @@ static void raid5_quiesce(mddev_t *mddev, int state) static void *raid45_takeover_raid0(mddev_t *mddev, int level) { struct raid0_private_data *raid0_priv = mddev->private; + sector_t sectors; /* for raid0 takeover only one zone is supported */ if (raid0_priv->nr_strip_zones > 1) { @@ -5687,6 +5687,9 @@ static void *raid45_takeover_raid0(mddev_t *mddev, int level) return ERR_PTR(-EINVAL); } + sectors = raid0_priv->strip_zone[0].zone_end; + sector_div(sectors, raid0_priv->strip_zone[0].nb_dev); + mddev->dev_sectors = sectors; mddev->new_level = level; mddev->new_layout = ALGORITHM_PARITY_N; mddev->new_chunk_sectors = mddev->chunk_sectors; diff --git a/drivers/media/video/videobuf-dma-contig.c b/drivers/media/video/videobuf-dma-contig.c index c4742fc15529..c9691115f2d2 100644 --- a/drivers/media/video/videobuf-dma-contig.c +++ b/drivers/media/video/videobuf-dma-contig.c @@ -300,7 +300,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q, vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); retval = remap_pfn_range(vma, vma->vm_start, - PFN_DOWN(virt_to_phys(mem->vaddr)), + mem->dma_handle >> PAGE_SHIFT, size, vma->vm_page_prot); if (retval) { dev_err(q->dev, "mmap: remap failed with error %d. ", retval); diff --git a/drivers/net/bna/bfa_ioc.c b/drivers/net/bna/bfa_ioc.c index e3de0b8625cd..7581518ecfa2 100644 --- a/drivers/net/bna/bfa_ioc.c +++ b/drivers/net/bna/bfa_ioc.c @@ -38,6 +38,8 @@ #define bfa_ioc_map_port(__ioc) ((__ioc)->ioc_hwif->ioc_map_port(__ioc)) #define bfa_ioc_notify_fail(__ioc) \ ((__ioc)->ioc_hwif->ioc_notify_fail(__ioc)) +#define bfa_ioc_sync_start(__ioc) \ + ((__ioc)->ioc_hwif->ioc_sync_start(__ioc)) #define bfa_ioc_sync_join(__ioc) \ ((__ioc)->ioc_hwif->ioc_sync_join(__ioc)) #define bfa_ioc_sync_leave(__ioc) \ @@ -602,7 +604,7 @@ bfa_iocpf_sm_fwcheck(struct bfa_iocpf *iocpf, enum iocpf_event event) switch (event) { case IOCPF_E_SEMLOCKED: if (bfa_ioc_firmware_lock(ioc)) { - if (bfa_ioc_sync_complete(ioc)) { + if (bfa_ioc_sync_start(ioc)) { iocpf->retry_count = 0; bfa_ioc_sync_join(ioc); bfa_fsm_set_state(iocpf, bfa_iocpf_sm_hwinit); @@ -1314,7 +1316,7 @@ bfa_nw_ioc_fwver_cmp(struct bfa_ioc *ioc, struct bfi_ioc_image_hdr *fwhdr) * execution context (driver/bios) must match. */ static bool -bfa_ioc_fwver_valid(struct bfa_ioc *ioc) +bfa_ioc_fwver_valid(struct bfa_ioc *ioc, u32 boot_env) { struct bfi_ioc_image_hdr fwhdr, *drv_fwhdr; @@ -1325,7 +1327,7 @@ bfa_ioc_fwver_valid(struct bfa_ioc *ioc) if (fwhdr.signature != drv_fwhdr->signature) return false; - if (fwhdr.exec != drv_fwhdr->exec) + if (swab32(fwhdr.param) != boot_env) return false; return bfa_nw_ioc_fwver_cmp(ioc, &fwhdr); @@ -1352,9 +1354,12 @@ bfa_ioc_hwinit(struct bfa_ioc *ioc, bool force) { enum bfi_ioc_state ioc_fwstate; bool fwvalid; + u32 boot_env; ioc_fwstate = readl(ioc->ioc_regs.ioc_fwstate); + boot_env = BFI_BOOT_LOADER_OS; + if (force) ioc_fwstate = BFI_IOC_UNINIT; @@ -1362,10 +1367,10 @@ bfa_ioc_hwinit(struct bfa_ioc *ioc, bool force) * check if firmware is valid */ fwvalid = (ioc_fwstate == BFI_IOC_UNINIT) ? - false : bfa_ioc_fwver_valid(ioc); + false : bfa_ioc_fwver_valid(ioc, boot_env); if (!fwvalid) { - bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, ioc->pcidev.device_id); + bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, boot_env); return; } @@ -1396,7 +1401,7 @@ bfa_ioc_hwinit(struct bfa_ioc *ioc, bool force) /** * Initialize the h/w for any other states. */ - bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, ioc->pcidev.device_id); + bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, boot_env); } void @@ -1506,7 +1511,7 @@ bfa_ioc_hb_stop(struct bfa_ioc *ioc) */ static void bfa_ioc_download_fw(struct bfa_ioc *ioc, u32 boot_type, - u32 boot_param) + u32 boot_env) { u32 *fwimg; u32 pgnum, pgoff; @@ -1558,10 +1563,10 @@ bfa_ioc_download_fw(struct bfa_ioc *ioc, u32 boot_type, /* * Set boot type and boot param at the end. */ - writel((swab32(swab32(boot_type))), ((ioc->ioc_regs.smem_page_start) + writel(boot_type, ((ioc->ioc_regs.smem_page_start) + (BFI_BOOT_TYPE_OFF))); - writel((swab32(swab32(boot_param))), ((ioc->ioc_regs.smem_page_start) - + (BFI_BOOT_PARAM_OFF))); + writel(boot_env, ((ioc->ioc_regs.smem_page_start) + + (BFI_BOOT_LOADER_OFF))); } static void @@ -1721,7 +1726,7 @@ bfa_ioc_pll_init(struct bfa_ioc *ioc) * as the entry vector. */ static void -bfa_ioc_boot(struct bfa_ioc *ioc, u32 boot_type, u32 boot_param) +bfa_ioc_boot(struct bfa_ioc *ioc, u32 boot_type, u32 boot_env) { void __iomem *rb; @@ -1734,7 +1739,7 @@ bfa_ioc_boot(struct bfa_ioc *ioc, u32 boot_type, u32 boot_param) * Initialize IOC state of all functions on a chip reset. */ rb = ioc->pcidev.pci_bar_kva; - if (boot_param == BFI_BOOT_TYPE_MEMTEST) { + if (boot_type == BFI_BOOT_TYPE_MEMTEST) { writel(BFI_IOC_MEMTEST, (rb + BFA_IOC0_STATE_REG)); writel(BFI_IOC_MEMTEST, (rb + BFA_IOC1_STATE_REG)); } else { @@ -1743,7 +1748,7 @@ bfa_ioc_boot(struct bfa_ioc *ioc, u32 boot_type, u32 boot_param) } bfa_ioc_msgflush(ioc); - bfa_ioc_download_fw(ioc, boot_type, boot_param); + bfa_ioc_download_fw(ioc, boot_type, boot_env); /** * Enable interrupts just before starting LPU diff --git a/drivers/net/bna/bfa_ioc.h b/drivers/net/bna/bfa_ioc.h index e4974bc24ef6..bd48abee781f 100644 --- a/drivers/net/bna/bfa_ioc.h +++ b/drivers/net/bna/bfa_ioc.h @@ -194,6 +194,7 @@ struct bfa_ioc_hwif { bool msix); void (*ioc_notify_fail) (struct bfa_ioc *ioc); void (*ioc_ownership_reset) (struct bfa_ioc *ioc); + bool (*ioc_sync_start) (struct bfa_ioc *ioc); void (*ioc_sync_join) (struct bfa_ioc *ioc); void (*ioc_sync_leave) (struct bfa_ioc *ioc); void (*ioc_sync_ack) (struct bfa_ioc *ioc); diff --git a/drivers/net/bna/bfa_ioc_ct.c b/drivers/net/bna/bfa_ioc_ct.c index 469997c4ffd1..87aecdf22cf9 100644 --- a/drivers/net/bna/bfa_ioc_ct.c +++ b/drivers/net/bna/bfa_ioc_ct.c @@ -41,6 +41,7 @@ static void bfa_ioc_ct_map_port(struct bfa_ioc *ioc); static void bfa_ioc_ct_isr_mode_set(struct bfa_ioc *ioc, bool msix); static void bfa_ioc_ct_notify_fail(struct bfa_ioc *ioc); static void bfa_ioc_ct_ownership_reset(struct bfa_ioc *ioc); +static bool bfa_ioc_ct_sync_start(struct bfa_ioc *ioc); static void bfa_ioc_ct_sync_join(struct bfa_ioc *ioc); static void bfa_ioc_ct_sync_leave(struct bfa_ioc *ioc); static void bfa_ioc_ct_sync_ack(struct bfa_ioc *ioc); @@ -63,6 +64,7 @@ bfa_nw_ioc_set_ct_hwif(struct bfa_ioc *ioc) nw_hwif_ct.ioc_isr_mode_set = bfa_ioc_ct_isr_mode_set; nw_hwif_ct.ioc_notify_fail = bfa_ioc_ct_notify_fail; nw_hwif_ct.ioc_ownership_reset = bfa_ioc_ct_ownership_reset; + nw_hwif_ct.ioc_sync_start = bfa_ioc_ct_sync_start; nw_hwif_ct.ioc_sync_join = bfa_ioc_ct_sync_join; nw_hwif_ct.ioc_sync_leave = bfa_ioc_ct_sync_leave; nw_hwif_ct.ioc_sync_ack = bfa_ioc_ct_sync_ack; @@ -345,6 +347,32 @@ bfa_ioc_ct_ownership_reset(struct bfa_ioc *ioc) /** * Synchronized IOC failure processing routines */ +static bool +bfa_ioc_ct_sync_start(struct bfa_ioc *ioc) +{ + u32 r32 = readl(ioc->ioc_regs.ioc_fail_sync); + u32 sync_reqd = bfa_ioc_ct_get_sync_reqd(r32); + + /* + * Driver load time. If the sync required bit for this PCI fn + * is set, it is due to an unclean exit by the driver for this + * PCI fn in the previous incarnation. Whoever comes here first + * should clean it up, no matter which PCI fn. + */ + + if (sync_reqd & bfa_ioc_ct_sync_pos(ioc)) { + writel(0, ioc->ioc_regs.ioc_fail_sync); + writel(1, ioc->ioc_regs.ioc_usage_reg); + writel(BFI_IOC_UNINIT, ioc->ioc_regs.ioc_fwstate); + writel(BFI_IOC_UNINIT, ioc->ioc_regs.alt_ioc_fwstate); + return true; + } + + return bfa_ioc_ct_sync_complete(ioc); +} +/** + * Synchronized IOC failure processing routines + */ static void bfa_ioc_ct_sync_join(struct bfa_ioc *ioc) { diff --git a/drivers/net/bna/bfi.h b/drivers/net/bna/bfi.h index a97396811050..6050379526f7 100644 --- a/drivers/net/bna/bfi.h +++ b/drivers/net/bna/bfi.h @@ -184,12 +184,14 @@ enum bfi_mclass { #define BFI_IOC_MSGLEN_MAX 32 /* 32 bytes */ #define BFI_BOOT_TYPE_OFF 8 -#define BFI_BOOT_PARAM_OFF 12 +#define BFI_BOOT_LOADER_OFF 12 -#define BFI_BOOT_TYPE_NORMAL 0 /* param is device id */ +#define BFI_BOOT_TYPE_NORMAL 0 #define BFI_BOOT_TYPE_FLASH 1 #define BFI_BOOT_TYPE_MEMTEST 2 +#define BFI_BOOT_LOADER_OS 0 + #define BFI_BOOT_MEMTEST_RES_ADDR 0x900 #define BFI_BOOT_MEMTEST_RES_SIG 0xA0A1A2A3 diff --git a/drivers/net/bna/bnad.c b/drivers/net/bna/bnad.c index 9f356d5d0f33..8e6ceab9f4d8 100644 --- a/drivers/net/bna/bnad.c +++ b/drivers/net/bna/bnad.c @@ -1837,7 +1837,6 @@ bnad_setup_rx(struct bnad *bnad, uint rx_id) /* Initialize the Rx event handlers */ rx_cbfn.rcb_setup_cbfn = bnad_cb_rcb_setup; rx_cbfn.rcb_destroy_cbfn = bnad_cb_rcb_destroy; - rx_cbfn.rcb_destroy_cbfn = NULL; rx_cbfn.ccb_setup_cbfn = bnad_cb_ccb_setup; rx_cbfn.ccb_destroy_cbfn = bnad_cb_ccb_destroy; rx_cbfn.rx_cleanup_cbfn = bnad_cb_rx_cleanup; diff --git a/drivers/net/bnx2x/bnx2x_ethtool.c b/drivers/net/bnx2x/bnx2x_ethtool.c index f5050155c6b5..89cb977898cb 100644 --- a/drivers/net/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/bnx2x/bnx2x_ethtool.c @@ -2114,19 +2114,18 @@ static int bnx2x_phys_id(struct net_device *dev, u32 data) for (i = 0; i < (data * 2); i++) { if ((i % 2) == 0) bnx2x_set_led(&bp->link_params, &bp->link_vars, - LED_MODE_OPER, SPEED_1000); + LED_MODE_ON, SPEED_1000); else bnx2x_set_led(&bp->link_params, &bp->link_vars, - LED_MODE_OFF, 0); + LED_MODE_FRONT_PANEL_OFF, 0); msleep_interruptible(500); if (signal_pending(current)) break; } - if (bp->link_vars.link_up) - bnx2x_set_led(&bp->link_params, &bp->link_vars, LED_MODE_OPER, - bp->link_vars.line_speed); + bnx2x_set_led(&bp->link_params, &bp->link_vars, + LED_MODE_OPER, bp->link_vars.line_speed); return 0; } diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c index 9bc5de3e04a8..ba715826e2a8 100644 --- a/drivers/net/bonding/bond_alb.c +++ b/drivers/net/bonding/bond_alb.c @@ -176,7 +176,7 @@ static int tlb_initialize(struct bonding *bond) bond_info->tx_hashtbl = new_hashtbl; for (i = 0; i < TLB_HASH_TABLE_SIZE; i++) { - tlb_init_table_entry(&bond_info->tx_hashtbl[i], 1); + tlb_init_table_entry(&bond_info->tx_hashtbl[i], 0); } _unlock_tx_hashtbl(bond); @@ -701,7 +701,7 @@ static struct slave *rlb_arp_xmit(struct sk_buff *skb, struct bonding *bond) */ rlb_choose_channel(skb, bond); - /* The ARP relpy packets must be delayed so that + /* The ARP reply packets must be delayed so that * they can cancel out the influence of the ARP request. */ bond->alb_info.rlb_update_delay_counter = RLB_UPDATE_DELAY; @@ -1042,7 +1042,7 @@ static void alb_change_hw_addr_on_detach(struct bonding *bond, struct slave *sla * * If the permanent hw address of @slave is @bond's hw address, we need to * find a different hw address to give @slave, that isn't in use by any other - * slave in the bond. This address must be, of course, one of the premanent + * slave in the bond. This address must be, of course, one of the permanent * addresses of the other slaves. * * We go over the slave list, and for each slave there we compare its diff --git a/drivers/net/bonding/bond_alb.h b/drivers/net/bonding/bond_alb.h index 86861f08b24d..8ca7158b2dda 100644 --- a/drivers/net/bonding/bond_alb.h +++ b/drivers/net/bonding/bond_alb.h @@ -75,7 +75,7 @@ struct tlb_client_info { * gave this entry index. */ u32 tx_bytes; /* Each Client accumulates the BytesTx that - * were tranmitted to it, and after each + * were transmitted to it, and after each * CallBack the LoadHistory is divided * by the balance interval */ @@ -122,7 +122,6 @@ struct tlb_slave_info { }; struct alb_bond_info { - struct timer_list alb_timer; struct tlb_client_info *tx_hashtbl; /* Dynamically allocated */ spinlock_t tx_hashtbl_lock; u32 unbalanced_load; @@ -140,7 +139,6 @@ struct alb_bond_info { struct slave *next_rx_slave;/* next slave to be assigned * to a new rx client for */ - u32 rlb_interval_counter; u8 primary_is_promisc; /* boolean */ u32 rlb_promisc_timeout_counter;/* counts primary * promiscuity time diff --git a/drivers/net/can/mscan/mpc5xxx_can.c b/drivers/net/can/mscan/mpc5xxx_can.c index c0a1bc5b1435..bd1d811c204f 100644 --- a/drivers/net/can/mscan/mpc5xxx_can.c +++ b/drivers/net/can/mscan/mpc5xxx_can.c @@ -260,7 +260,7 @@ static int __devinit mpc5xxx_can_probe(struct platform_device *ofdev) if (!ofdev->dev.of_match) return -EINVAL; - data = (struct mpc5xxx_can_data *)of_dev->dev.of_match->data; + data = (struct mpc5xxx_can_data *)ofdev->dev.of_match->data; base = of_iomap(np, 0); if (!base) { diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index ea0dc451da9c..d70fb76edb77 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -173,7 +173,8 @@ static void loopback_setup(struct net_device *dev) | NETIF_F_RXCSUM | NETIF_F_HIGHDMA | NETIF_F_LLTX - | NETIF_F_NETNS_LOCAL; + | NETIF_F_NETNS_LOCAL + | NETIF_F_VLAN_CHALLENGED; dev->ethtool_ops = &loopback_ethtool_ops; dev->header_ops = ð_header_ops; dev->netdev_ops = &loopback_ops; diff --git a/drivers/net/natsemi.c b/drivers/net/natsemi.c index aa2813e06d00..1074231f0a0d 100644 --- a/drivers/net/natsemi.c +++ b/drivers/net/natsemi.c @@ -860,6 +860,9 @@ static int __devinit natsemi_probe1 (struct pci_dev *pdev, prev_eedata = eedata; } + /* Store MAC Address in perm_addr */ + memcpy(dev->perm_addr, dev->dev_addr, ETH_ALEN); + dev->base_addr = (unsigned long __force) ioaddr; dev->irq = irq; diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index d7299f1a4940..679dc8519c5b 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -174,7 +174,7 @@ #define MAX_NUM_CARDS 4 -#define MAX_BUFFERS_PER_CMD 32 +#define NETXEN_MAX_FRAGS_PER_TX 14 #define MAX_TSO_HEADER_DESC 2 #define MGMT_CMD_DESC_RESV 4 #define TX_STOP_THRESH ((MAX_SKB_FRAGS >> 2) + MAX_TSO_HEADER_DESC \ @@ -558,7 +558,7 @@ struct netxen_recv_crb { */ struct netxen_cmd_buffer { struct sk_buff *skb; - struct netxen_skb_frag frag_array[MAX_BUFFERS_PER_CMD + 1]; + struct netxen_skb_frag frag_array[MAX_SKB_FRAGS + 1]; u32 frag_count; }; diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 83348dc4b184..e8a4b6655999 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -1844,6 +1844,8 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) struct cmd_desc_type0 *hwdesc, *first_desc; struct pci_dev *pdev; int i, k; + int delta = 0; + struct skb_frag_struct *frag; u32 producer; int frag_count, no_of_desc; @@ -1851,6 +1853,21 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) frag_count = skb_shinfo(skb)->nr_frags + 1; + /* 14 frags supported for normal packet and + * 32 frags supported for TSO packet + */ + if (!skb_is_gso(skb) && frag_count > NETXEN_MAX_FRAGS_PER_TX) { + + for (i = 0; i < (frag_count - NETXEN_MAX_FRAGS_PER_TX); i++) { + frag = &skb_shinfo(skb)->frags[i]; + delta += frag->size; + } + + if (!__pskb_pull_tail(skb, delta)) + goto drop_packet; + + frag_count = 1 + skb_shinfo(skb)->nr_frags; + } /* 4 fragments per cmd des */ no_of_desc = (frag_count + 3) >> 2; diff --git a/drivers/net/qlcnic/qlcnic.h b/drivers/net/qlcnic/qlcnic.h index dc44564ef6f9..b0dead00b2d1 100644 --- a/drivers/net/qlcnic/qlcnic.h +++ b/drivers/net/qlcnic/qlcnic.h @@ -99,6 +99,7 @@ #define TX_UDPV6_PKT 0x0c /* Tx defines */ +#define QLCNIC_MAX_FRAGS_PER_TX 14 #define MAX_TSO_HEADER_DESC 2 #define MGMT_CMD_DESC_RESV 4 #define TX_STOP_THRESH ((MAX_SKB_FRAGS >> 2) + MAX_TSO_HEADER_DESC \ diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c index cd88c7e1bfa9..cb1a1ef36c0a 100644 --- a/drivers/net/qlcnic/qlcnic_main.c +++ b/drivers/net/qlcnic/qlcnic_main.c @@ -2099,6 +2099,7 @@ qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) struct cmd_desc_type0 *hwdesc, *first_desc; struct pci_dev *pdev; struct ethhdr *phdr; + int delta = 0; int i, k; u32 producer; @@ -2118,6 +2119,19 @@ qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) } frag_count = skb_shinfo(skb)->nr_frags + 1; + /* 14 frags supported for normal packet and + * 32 frags supported for TSO packet + */ + if (!skb_is_gso(skb) && frag_count > QLCNIC_MAX_FRAGS_PER_TX) { + + for (i = 0; i < (frag_count - QLCNIC_MAX_FRAGS_PER_TX); i++) + delta += skb_shinfo(skb)->frags[i].size; + + if (!__pskb_pull_tail(skb, delta)) + goto drop_packet; + + frag_count = 1 + skb_shinfo(skb)->nr_frags; + } /* 4 fragments per cmd des */ no_of_desc = (frag_count + 3) >> 2; diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c index d890679e4c4d..a3c2aab53de8 100644 --- a/drivers/net/sfc/efx.c +++ b/drivers/net/sfc/efx.c @@ -328,7 +328,8 @@ static int efx_poll(struct napi_struct *napi, int budget) * processing to finish, then directly poll (and ack ) the eventq. * Finally reenable NAPI and interrupts. * - * Since we are touching interrupts the caller should hold the suspend lock + * This is for use only during a loopback self-test. It must not + * deliver any packets up the stack as this can result in deadlock. */ void efx_process_channel_now(struct efx_channel *channel) { @@ -336,6 +337,7 @@ void efx_process_channel_now(struct efx_channel *channel) BUG_ON(channel->channel >= efx->n_channels); BUG_ON(!channel->enabled); + BUG_ON(!efx->loopback_selftest); /* Disable interrupts and wait for ISRs to complete */ efx_nic_disable_interrupts(efx); @@ -1436,7 +1438,7 @@ static void efx_start_all(struct efx_nic *efx) * restart the transmit interface early so the watchdog timer stops */ efx_start_port(efx); - if (efx_dev_registered(efx)) + if (efx_dev_registered(efx) && !efx->port_inhibited) netif_tx_wake_all_queues(efx->net_dev); efx_for_each_channel(channel, efx) diff --git a/drivers/net/sfc/io.h b/drivers/net/sfc/io.h index d9d8c2ef1074..cc978803d484 100644 --- a/drivers/net/sfc/io.h +++ b/drivers/net/sfc/io.h @@ -152,6 +152,7 @@ static inline void efx_reado(struct efx_nic *efx, efx_oword_t *value, spin_lock_irqsave(&efx->biu_lock, flags); value->u32[0] = _efx_readd(efx, reg + 0); + rmb(); value->u32[1] = _efx_readd(efx, reg + 4); value->u32[2] = _efx_readd(efx, reg + 8); value->u32[3] = _efx_readd(efx, reg + 12); @@ -174,6 +175,7 @@ static inline void efx_sram_readq(struct efx_nic *efx, void __iomem *membase, value->u64[0] = (__force __le64)__raw_readq(membase + addr); #else value->u32[0] = (__force __le32)__raw_readl(membase + addr); + rmb(); value->u32[1] = (__force __le32)__raw_readl(membase + addr + 4); #endif spin_unlock_irqrestore(&efx->biu_lock, flags); diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h index 9ffa9a6b55a0..191a311da2dc 100644 --- a/drivers/net/sfc/net_driver.h +++ b/drivers/net/sfc/net_driver.h @@ -330,7 +330,6 @@ enum efx_rx_alloc_method { * @eventq_mask: Event queue pointer mask * @eventq_read_ptr: Event queue read pointer * @last_eventq_read_ptr: Last event queue read pointer value. - * @magic_count: Event queue test event count * @irq_count: Number of IRQs since last adaptive moderation decision * @irq_mod_score: IRQ moderation score * @rx_alloc_level: Watermark based heuristic counter for pushing descriptors @@ -360,7 +359,6 @@ struct efx_channel { unsigned int eventq_mask; unsigned int eventq_read_ptr; unsigned int last_eventq_read_ptr; - unsigned int magic_count; unsigned int irq_count; unsigned int irq_mod_score; diff --git a/drivers/net/sfc/nic.c b/drivers/net/sfc/nic.c index e8396614daf3..10f1cb79c147 100644 --- a/drivers/net/sfc/nic.c +++ b/drivers/net/sfc/nic.c @@ -84,7 +84,8 @@ static inline void efx_write_buf_tbl(struct efx_nic *efx, efx_qword_t *value, static inline efx_qword_t *efx_event(struct efx_channel *channel, unsigned int index) { - return ((efx_qword_t *) (channel->eventq.addr)) + index; + return ((efx_qword_t *) (channel->eventq.addr)) + + (index & channel->eventq_mask); } /* See if an event is present @@ -673,7 +674,8 @@ void efx_nic_eventq_read_ack(struct efx_channel *channel) efx_dword_t reg; struct efx_nic *efx = channel->efx; - EFX_POPULATE_DWORD_1(reg, FRF_AZ_EVQ_RPTR, channel->eventq_read_ptr); + EFX_POPULATE_DWORD_1(reg, FRF_AZ_EVQ_RPTR, + channel->eventq_read_ptr & channel->eventq_mask); efx_writed_table(efx, ®, efx->type->evq_rptr_tbl_base, channel->channel); } @@ -908,7 +910,7 @@ efx_handle_generated_event(struct efx_channel *channel, efx_qword_t *event) code = EFX_QWORD_FIELD(*event, FSF_AZ_DRV_GEN_EV_MAGIC); if (code == EFX_CHANNEL_MAGIC_TEST(channel)) - ++channel->magic_count; + ; /* ignore */ else if (code == EFX_CHANNEL_MAGIC_FILL(channel)) /* The queue must be empty, so we won't receive any rx * events, so efx_process_channel() won't refill the @@ -1015,8 +1017,7 @@ int efx_nic_process_eventq(struct efx_channel *channel, int budget) /* Clear this event by marking it all ones */ EFX_SET_QWORD(*p_event); - /* Increment read pointer */ - read_ptr = (read_ptr + 1) & channel->eventq_mask; + ++read_ptr; ev_code = EFX_QWORD_FIELD(event, FSF_AZ_EV_CODE); @@ -1060,6 +1061,13 @@ out: return spent; } +/* Check whether an event is present in the eventq at the current + * read pointer. Only useful for self-test. + */ +bool efx_nic_event_present(struct efx_channel *channel) +{ + return efx_event_present(efx_event(channel, channel->eventq_read_ptr)); +} /* Allocate buffer table entries for event queue */ int efx_nic_probe_eventq(struct efx_channel *channel) @@ -1165,7 +1173,7 @@ static void efx_poll_flush_events(struct efx_nic *efx) struct efx_tx_queue *tx_queue; struct efx_rx_queue *rx_queue; unsigned int read_ptr = channel->eventq_read_ptr; - unsigned int end_ptr = (read_ptr - 1) & channel->eventq_mask; + unsigned int end_ptr = read_ptr + channel->eventq_mask - 1; do { efx_qword_t *event = efx_event(channel, read_ptr); @@ -1205,7 +1213,7 @@ static void efx_poll_flush_events(struct efx_nic *efx) * it's ok to throw away every non-flush event */ EFX_SET_QWORD(*event); - read_ptr = (read_ptr + 1) & channel->eventq_mask; + ++read_ptr; } while (read_ptr != end_ptr); channel->eventq_read_ptr = read_ptr; diff --git a/drivers/net/sfc/nic.h b/drivers/net/sfc/nic.h index d9de1b647d41..a42db6e35be3 100644 --- a/drivers/net/sfc/nic.h +++ b/drivers/net/sfc/nic.h @@ -184,6 +184,7 @@ extern void efx_nic_fini_eventq(struct efx_channel *channel); extern void efx_nic_remove_eventq(struct efx_channel *channel); extern int efx_nic_process_eventq(struct efx_channel *channel, int rx_quota); extern void efx_nic_eventq_read_ack(struct efx_channel *channel); +extern bool efx_nic_event_present(struct efx_channel *channel); /* MAC/PHY */ extern void falcon_drain_tx_fifo(struct efx_nic *efx); diff --git a/drivers/net/sfc/selftest.c b/drivers/net/sfc/selftest.c index a0f49b348d62..50ad3bcaf68a 100644 --- a/drivers/net/sfc/selftest.c +++ b/drivers/net/sfc/selftest.c @@ -131,8 +131,6 @@ static int efx_test_chip(struct efx_nic *efx, struct efx_self_tests *tests) static int efx_test_interrupts(struct efx_nic *efx, struct efx_self_tests *tests) { - struct efx_channel *channel; - netif_dbg(efx, drv, efx->net_dev, "testing interrupts\n"); tests->interrupt = -1; @@ -140,15 +138,6 @@ static int efx_test_interrupts(struct efx_nic *efx, efx->last_irq_cpu = -1; smp_wmb(); - /* ACK each interrupting event queue. Receiving an interrupt due to - * traffic before a test event is raised is considered a pass */ - efx_for_each_channel(channel, efx) { - if (channel->work_pending) - efx_process_channel_now(channel); - if (efx->last_irq_cpu >= 0) - goto success; - } - efx_nic_generate_interrupt(efx); /* Wait for arrival of test interrupt. */ @@ -173,13 +162,13 @@ static int efx_test_eventq_irq(struct efx_channel *channel, struct efx_self_tests *tests) { struct efx_nic *efx = channel->efx; - unsigned int magic_count, count; + unsigned int read_ptr, count; tests->eventq_dma[channel->channel] = -1; tests->eventq_int[channel->channel] = -1; tests->eventq_poll[channel->channel] = -1; - magic_count = channel->magic_count; + read_ptr = channel->eventq_read_ptr; channel->efx->last_irq_cpu = -1; smp_wmb(); @@ -190,10 +179,7 @@ static int efx_test_eventq_irq(struct efx_channel *channel, do { schedule_timeout_uninterruptible(HZ / 100); - if (channel->work_pending) - efx_process_channel_now(channel); - - if (channel->magic_count != magic_count) + if (ACCESS_ONCE(channel->eventq_read_ptr) != read_ptr) goto eventq_ok; } while (++count < 2); @@ -211,8 +197,7 @@ static int efx_test_eventq_irq(struct efx_channel *channel, } /* Check to see if event was received even if interrupt wasn't */ - efx_process_channel_now(channel); - if (channel->magic_count != magic_count) { + if (efx_nic_event_present(channel)) { netif_err(efx, drv, efx->net_dev, "channel %d event was generated, but " "failed to trigger an interrupt\n", channel->channel); @@ -770,6 +755,8 @@ int efx_selftest(struct efx_nic *efx, struct efx_self_tests *tests, __efx_reconfigure_port(efx); mutex_unlock(&efx->mac_lock); + netif_tx_wake_all_queues(efx->net_dev); + return rc_test; } diff --git a/drivers/net/sfc/tx.c b/drivers/net/sfc/tx.c index 139801908217..d2c85dfdf3bf 100644 --- a/drivers/net/sfc/tx.c +++ b/drivers/net/sfc/tx.c @@ -435,7 +435,8 @@ void efx_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index) * queue state. */ smp_mb(); if (unlikely(netif_tx_queue_stopped(tx_queue->core_txq)) && - likely(efx->port_enabled)) { + likely(efx->port_enabled) && + likely(!efx->port_inhibited)) { fill_level = tx_queue->insert_count - tx_queue->read_count; if (fill_level < EFX_TXQ_THRESHOLD(efx)) { EFX_BUG_ON_PARANOID(!efx_dev_registered(efx)); diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c index cb317cd069ff..484f795a779d 100644 --- a/drivers/net/sis900.c +++ b/drivers/net/sis900.c @@ -240,7 +240,8 @@ static const struct ethtool_ops sis900_ethtool_ops; * @net_dev: the net device to get address for * * Older SiS900 and friends, use EEPROM to store MAC address. - * MAC address is read from read_eeprom() into @net_dev->dev_addr. + * MAC address is read from read_eeprom() into @net_dev->dev_addr and + * @net_dev->perm_addr. */ static int __devinit sis900_get_mac_addr(struct pci_dev * pci_dev, struct net_device *net_dev) @@ -261,6 +262,9 @@ static int __devinit sis900_get_mac_addr(struct pci_dev * pci_dev, struct net_de for (i = 0; i < 3; i++) ((u16 *)(net_dev->dev_addr))[i] = read_eeprom(ioaddr, i+EEPROMMACAddr); + /* Store MAC Address in perm_addr */ + memcpy(net_dev->perm_addr, net_dev->dev_addr, ETH_ALEN); + return 1; } @@ -271,7 +275,8 @@ static int __devinit sis900_get_mac_addr(struct pci_dev * pci_dev, struct net_de * * SiS630E model, use APC CMOS RAM to store MAC address. * APC CMOS RAM is accessed through ISA bridge. - * MAC address is read into @net_dev->dev_addr. + * MAC address is read into @net_dev->dev_addr and + * @net_dev->perm_addr. */ static int __devinit sis630e_get_mac_addr(struct pci_dev * pci_dev, @@ -296,6 +301,10 @@ static int __devinit sis630e_get_mac_addr(struct pci_dev * pci_dev, outb(0x09 + i, 0x70); ((u8 *)(net_dev->dev_addr))[i] = inb(0x71); } + + /* Store MAC Address in perm_addr */ + memcpy(net_dev->perm_addr, net_dev->dev_addr, ETH_ALEN); + pci_write_config_byte(isa_bridge, 0x48, reg & ~0x40); pci_dev_put(isa_bridge); @@ -310,7 +319,7 @@ static int __devinit sis630e_get_mac_addr(struct pci_dev * pci_dev, * * SiS635 model, set MAC Reload Bit to load Mac address from APC * to rfdr. rfdr is accessed through rfcr. MAC address is read into - * @net_dev->dev_addr. + * @net_dev->dev_addr and @net_dev->perm_addr. */ static int __devinit sis635_get_mac_addr(struct pci_dev * pci_dev, @@ -334,6 +343,9 @@ static int __devinit sis635_get_mac_addr(struct pci_dev * pci_dev, *( ((u16 *)net_dev->dev_addr) + i) = inw(ioaddr + rfdr); } + /* Store MAC Address in perm_addr */ + memcpy(net_dev->perm_addr, net_dev->dev_addr, ETH_ALEN); + /* enable packet filtering */ outl(rfcrSave | RFEN, rfcr + ioaddr); @@ -353,7 +365,7 @@ static int __devinit sis635_get_mac_addr(struct pci_dev * pci_dev, * EEDONE signal to refuse EEPROM access by LAN. * The EEPROM map of SiS962 or SiS963 is different to SiS900. * The signature field in SiS962 or SiS963 spec is meaningless. - * MAC address is read into @net_dev->dev_addr. + * MAC address is read into @net_dev->dev_addr and @net_dev->perm_addr. */ static int __devinit sis96x_get_mac_addr(struct pci_dev * pci_dev, @@ -372,6 +384,9 @@ static int __devinit sis96x_get_mac_addr(struct pci_dev * pci_dev, for (i = 0; i < 3; i++) ((u16 *)(net_dev->dev_addr))[i] = read_eeprom(ioaddr, i+EEPROMMACAddr); + /* Store MAC Address in perm_addr */ + memcpy(net_dev->perm_addr, net_dev->dev_addr, ETH_ALEN); + outl(EEDONE, ee_addr); return 1; } else { diff --git a/drivers/net/stmmac/dwmac_lib.c b/drivers/net/stmmac/dwmac_lib.c index d65fab1ba790..e25093510b0c 100644 --- a/drivers/net/stmmac/dwmac_lib.c +++ b/drivers/net/stmmac/dwmac_lib.c @@ -26,9 +26,9 @@ #undef DWMAC_DMA_DEBUG #ifdef DWMAC_DMA_DEBUG -#define DBG(fmt, args...) printk(fmt, ## args) +#define DWMAC_LIB_DBG(fmt, args...) printk(fmt, ## args) #else -#define DBG(fmt, args...) do { } while (0) +#define DWMAC_LIB_DBG(fmt, args...) do { } while (0) #endif /* CSR1 enables the transmit DMA to check for new descriptor */ @@ -152,7 +152,7 @@ int dwmac_dma_interrupt(void __iomem *ioaddr, /* read the status register (CSR5) */ u32 intr_status = readl(ioaddr + DMA_STATUS); - DBG(INFO, "%s: [CSR5: 0x%08x]\n", __func__, intr_status); + DWMAC_LIB_DBG(KERN_INFO "%s: [CSR5: 0x%08x]\n", __func__, intr_status); #ifdef DWMAC_DMA_DEBUG /* It displays the DMA process states (CSR5 register) */ show_tx_process_state(intr_status); @@ -160,43 +160,43 @@ int dwmac_dma_interrupt(void __iomem *ioaddr, #endif /* ABNORMAL interrupts */ if (unlikely(intr_status & DMA_STATUS_AIS)) { - DBG(INFO, "CSR5[15] DMA ABNORMAL IRQ: "); + DWMAC_LIB_DBG(KERN_INFO "CSR5[15] DMA ABNORMAL IRQ: "); if (unlikely(intr_status & DMA_STATUS_UNF)) { - DBG(INFO, "transmit underflow\n"); + DWMAC_LIB_DBG(KERN_INFO "transmit underflow\n"); ret = tx_hard_error_bump_tc; x->tx_undeflow_irq++; } if (unlikely(intr_status & DMA_STATUS_TJT)) { - DBG(INFO, "transmit jabber\n"); + DWMAC_LIB_DBG(KERN_INFO "transmit jabber\n"); x->tx_jabber_irq++; } if (unlikely(intr_status & DMA_STATUS_OVF)) { - DBG(INFO, "recv overflow\n"); + DWMAC_LIB_DBG(KERN_INFO "recv overflow\n"); x->rx_overflow_irq++; } if (unlikely(intr_status & DMA_STATUS_RU)) { - DBG(INFO, "receive buffer unavailable\n"); + DWMAC_LIB_DBG(KERN_INFO "receive buffer unavailable\n"); x->rx_buf_unav_irq++; } if (unlikely(intr_status & DMA_STATUS_RPS)) { - DBG(INFO, "receive process stopped\n"); + DWMAC_LIB_DBG(KERN_INFO "receive process stopped\n"); x->rx_process_stopped_irq++; } if (unlikely(intr_status & DMA_STATUS_RWT)) { - DBG(INFO, "receive watchdog\n"); + DWMAC_LIB_DBG(KERN_INFO "receive watchdog\n"); x->rx_watchdog_irq++; } if (unlikely(intr_status & DMA_STATUS_ETI)) { - DBG(INFO, "transmit early interrupt\n"); + DWMAC_LIB_DBG(KERN_INFO "transmit early interrupt\n"); x->tx_early_irq++; } if (unlikely(intr_status & DMA_STATUS_TPS)) { - DBG(INFO, "transmit process stopped\n"); + DWMAC_LIB_DBG(KERN_INFO "transmit process stopped\n"); x->tx_process_stopped_irq++; ret = tx_hard_error; } if (unlikely(intr_status & DMA_STATUS_FBI)) { - DBG(INFO, "fatal bus error\n"); + DWMAC_LIB_DBG(KERN_INFO "fatal bus error\n"); x->fatal_bus_error_irq++; ret = tx_hard_error; } @@ -215,7 +215,7 @@ int dwmac_dma_interrupt(void __iomem *ioaddr, /* Clear the interrupt by writing a logic 1 to the CSR5[15-0] */ writel((intr_status & 0x1ffff), ioaddr + DMA_STATUS); - DBG(INFO, "\n\n"); + DWMAC_LIB_DBG(KERN_INFO "\n\n"); return ret; } diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c index 0e5f03135b50..cc973fc38405 100644 --- a/drivers/net/stmmac/stmmac_main.c +++ b/drivers/net/stmmac/stmmac_main.c @@ -750,7 +750,6 @@ static void stmmac_dma_interrupt(struct stmmac_priv *priv) priv->hw->dma->dma_mode(priv->ioaddr, tc, SF_DMA_MODE); priv->xstats.threshold = tc; } - stmmac_tx_err(priv); } else if (unlikely(status == tx_hard_error)) stmmac_tx_err(priv); } @@ -781,21 +780,6 @@ static int stmmac_open(struct net_device *dev) stmmac_verify_args(); - ret = stmmac_init_phy(dev); - if (unlikely(ret)) { - pr_err("%s: Cannot attach to PHY (error: %d)\n", __func__, ret); - return ret; - } - - /* Request the IRQ lines */ - ret = request_irq(dev->irq, stmmac_interrupt, - IRQF_SHARED, dev->name, dev); - if (unlikely(ret < 0)) { - pr_err("%s: ERROR: allocating the IRQ %d (error: %d)\n", - __func__, dev->irq, ret); - return ret; - } - #ifdef CONFIG_STMMAC_TIMER priv->tm = kzalloc(sizeof(struct stmmac_timer *), GFP_KERNEL); if (unlikely(priv->tm == NULL)) { @@ -814,6 +798,11 @@ static int stmmac_open(struct net_device *dev) } else priv->tm->enable = 1; #endif + ret = stmmac_init_phy(dev); + if (unlikely(ret)) { + pr_err("%s: Cannot attach to PHY (error: %d)\n", __func__, ret); + goto open_error; + } /* Create and initialize the TX/RX descriptors chains. */ priv->dma_tx_size = STMMAC_ALIGN(dma_txsize); @@ -822,12 +811,11 @@ static int stmmac_open(struct net_device *dev) init_dma_desc_rings(dev); /* DMA initialization and SW reset */ - if (unlikely(priv->hw->dma->init(priv->ioaddr, priv->plat->pbl, - priv->dma_tx_phy, - priv->dma_rx_phy) < 0)) { - + ret = priv->hw->dma->init(priv->ioaddr, priv->plat->pbl, + priv->dma_tx_phy, priv->dma_rx_phy); + if (ret < 0) { pr_err("%s: DMA initialization failed\n", __func__); - return -1; + goto open_error; } /* Copy the MAC addr into the HW */ @@ -848,6 +836,15 @@ static int stmmac_open(struct net_device *dev) writel(0xffffffff, priv->ioaddr + MMC_HIGH_INTR_MASK); writel(0xffffffff, priv->ioaddr + MMC_LOW_INTR_MASK); + /* Request the IRQ lines */ + ret = request_irq(dev->irq, stmmac_interrupt, + IRQF_SHARED, dev->name, dev); + if (unlikely(ret < 0)) { + pr_err("%s: ERROR: allocating the IRQ %d (error: %d)\n", + __func__, dev->irq, ret); + goto open_error; + } + /* Enable the MAC Rx/Tx */ stmmac_enable_mac(priv->ioaddr); @@ -878,7 +875,17 @@ static int stmmac_open(struct net_device *dev) napi_enable(&priv->napi); skb_queue_head_init(&priv->rx_recycle); netif_start_queue(dev); + return 0; + +open_error: +#ifdef CONFIG_STMMAC_TIMER + kfree(priv->tm); +#endif + if (priv->phydev) + phy_disconnect(priv->phydev); + + return ret; } /** diff --git a/drivers/net/tokenring/3c359.c b/drivers/net/tokenring/3c359.c index 8a3b191b195b..ff32befd8443 100644 --- a/drivers/net/tokenring/3c359.c +++ b/drivers/net/tokenring/3c359.c @@ -1251,7 +1251,7 @@ static netdev_tx_t xl_xmit(struct sk_buff *skb, struct net_device *dev) /* * The NIC has told us that a packet has been downloaded onto the card, we must * find out which packet it has done, clear the skb and information for the packet - * then advance around the ring for all tranmitted packets + * then advance around the ring for all transmitted packets */ static void xl_dn_comp(struct net_device *dev) @@ -1568,7 +1568,7 @@ static void xl_arb_cmd(struct net_device *dev) if (lan_status_diff & LSC_SOFT_ERR) printk(KERN_WARNING "%s: Adapter transmitted Soft Error Report Mac Frame\n",dev->name); if (lan_status_diff & LSC_TRAN_BCN) - printk(KERN_INFO "%s: We are tranmitting the beacon, aaah\n",dev->name); + printk(KERN_INFO "%s: We are transmitting the beacon, aaah\n",dev->name); if (lan_status_diff & LSC_SS) printk(KERN_INFO "%s: Single Station on the ring\n", dev->name); if (lan_status_diff & LSC_RING_REC) diff --git a/drivers/net/tokenring/lanstreamer.c b/drivers/net/tokenring/lanstreamer.c index 5bd140704533..9354ca9da576 100644 --- a/drivers/net/tokenring/lanstreamer.c +++ b/drivers/net/tokenring/lanstreamer.c @@ -1675,7 +1675,7 @@ drop_frame: if (lan_status_diff & LSC_SOFT_ERR) printk(KERN_WARNING "%s: Adapter transmitted Soft Error Report Mac Frame\n", dev->name); if (lan_status_diff & LSC_TRAN_BCN) - printk(KERN_INFO "%s: We are tranmitting the beacon, aaah\n", dev->name); + printk(KERN_INFO "%s: We are transmitting the beacon, aaah\n", dev->name); if (lan_status_diff & LSC_SS) printk(KERN_INFO "%s: Single Station on the ring\n", dev->name); if (lan_status_diff & LSC_RING_REC) diff --git a/drivers/net/tokenring/olympic.c b/drivers/net/tokenring/olympic.c index 3d2fbe60b46e..2684003b8ab6 100644 --- a/drivers/net/tokenring/olympic.c +++ b/drivers/net/tokenring/olympic.c @@ -1500,7 +1500,7 @@ drop_frame: if (lan_status_diff & LSC_SOFT_ERR) printk(KERN_WARNING "%s: Adapter transmitted Soft Error Report Mac Frame\n",dev->name); if (lan_status_diff & LSC_TRAN_BCN) - printk(KERN_INFO "%s: We are tranmitting the beacon, aaah\n",dev->name); + printk(KERN_INFO "%s: We are transmitting the beacon, aaah\n",dev->name); if (lan_status_diff & LSC_SS) printk(KERN_INFO "%s: Single Station on the ring\n", dev->name); if (lan_status_diff & LSC_RING_REC) diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index f1b8af64569c..2d10239ce829 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -1040,7 +1040,7 @@ static int ath9k_hif_usb_probe(struct usb_interface *interface, } ret = ath9k_htc_hw_init(hif_dev->htc_handle, - &hif_dev->udev->dev, hif_dev->device_id, + &interface->dev, hif_dev->device_id, hif_dev->udev->product, id->driver_info); if (ret) { ret = -EINVAL; @@ -1158,7 +1158,7 @@ fail_resume: #endif static struct usb_driver ath9k_hif_usb_driver = { - .name = "ath9k_hif_usb", + .name = KBUILD_MODNAME, .probe = ath9k_hif_usb_probe, .disconnect = ath9k_hif_usb_disconnect, #ifdef CONFIG_PM diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 1ec9bcd6b281..c95bc5cc1a1f 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -1254,15 +1254,6 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, ah->txchainmask = common->tx_chainmask; ah->rxchainmask = common->rx_chainmask; - if ((common->bus_ops->ath_bus_type != ATH_USB) && !ah->chip_fullsleep) { - ath9k_hw_abortpcurecv(ah); - if (!ath9k_hw_stopdmarecv(ah)) { - ath_dbg(common, ATH_DBG_XMIT, - "Failed to stop receive dma\n"); - bChannelChange = false; - } - } - if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE)) return -EIO; diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c index 562257ac52cf..edc1cbbfecaf 100644 --- a/drivers/net/wireless/ath/ath9k/mac.c +++ b/drivers/net/wireless/ath/ath9k/mac.c @@ -751,28 +751,47 @@ void ath9k_hw_abortpcurecv(struct ath_hw *ah) } EXPORT_SYMBOL(ath9k_hw_abortpcurecv); -bool ath9k_hw_stopdmarecv(struct ath_hw *ah) +bool ath9k_hw_stopdmarecv(struct ath_hw *ah, bool *reset) { #define AH_RX_STOP_DMA_TIMEOUT 10000 /* usec */ #define AH_RX_TIME_QUANTUM 100 /* usec */ struct ath_common *common = ath9k_hw_common(ah); + u32 mac_status, last_mac_status = 0; int i; + /* Enable access to the DMA observation bus */ + REG_WRITE(ah, AR_MACMISC, + ((AR_MACMISC_DMA_OBS_LINE_8 << AR_MACMISC_DMA_OBS_S) | + (AR_MACMISC_MISC_OBS_BUS_1 << + AR_MACMISC_MISC_OBS_BUS_MSB_S))); + REG_WRITE(ah, AR_CR, AR_CR_RXD); /* Wait for rx enable bit to go low */ for (i = AH_RX_STOP_DMA_TIMEOUT / AH_TIME_QUANTUM; i != 0; i--) { if ((REG_READ(ah, AR_CR) & AR_CR_RXE) == 0) break; + + if (!AR_SREV_9300_20_OR_LATER(ah)) { + mac_status = REG_READ(ah, AR_DMADBG_7) & 0x7f0; + if (mac_status == 0x1c0 && mac_status == last_mac_status) { + *reset = true; + break; + } + + last_mac_status = mac_status; + } + udelay(AH_TIME_QUANTUM); } if (i == 0) { ath_err(common, - "DMA failed to stop in %d ms AR_CR=0x%08x AR_DIAG_SW=0x%08x\n", + "DMA failed to stop in %d ms AR_CR=0x%08x AR_DIAG_SW=0x%08x DMADBG_7=0x%08x\n", AH_RX_STOP_DMA_TIMEOUT / 1000, REG_READ(ah, AR_CR), - REG_READ(ah, AR_DIAG_SW)); + REG_READ(ah, AR_DIAG_SW), + REG_READ(ah, AR_DMADBG_7)); return false; } else { return true; diff --git a/drivers/net/wireless/ath/ath9k/mac.h b/drivers/net/wireless/ath/ath9k/mac.h index b2b2ff852c32..c2a59386fb9c 100644 --- a/drivers/net/wireless/ath/ath9k/mac.h +++ b/drivers/net/wireless/ath/ath9k/mac.h @@ -695,7 +695,7 @@ bool ath9k_hw_setrxabort(struct ath_hw *ah, bool set); void ath9k_hw_putrxbuf(struct ath_hw *ah, u32 rxdp); void ath9k_hw_startpcureceive(struct ath_hw *ah, bool is_scanning); void ath9k_hw_abortpcurecv(struct ath_hw *ah); -bool ath9k_hw_stopdmarecv(struct ath_hw *ah); +bool ath9k_hw_stopdmarecv(struct ath_hw *ah, bool *reset); int ath9k_hw_beaconq_setup(struct ath_hw *ah); /* Interrupt Handling */ diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index dddb85de622d..17d04ff8d678 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1376,7 +1376,6 @@ static void ath9k_calculate_summary_state(struct ieee80211_hw *hw, ath9k_calculate_iter_data(hw, vif, &iter_data); - ath9k_ps_wakeup(sc); /* Set BSSID mask. */ memcpy(common->bssidmask, iter_data.mask, ETH_ALEN); ath_hw_setbssidmask(common); @@ -1411,7 +1410,6 @@ static void ath9k_calculate_summary_state(struct ieee80211_hw *hw, } ath9k_hw_set_interrupts(ah, ah->imask); - ath9k_ps_restore(sc); /* Set up ANI */ if ((iter_data.naps + iter_data.nadhocs) > 0) { @@ -1457,6 +1455,7 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, struct ath_vif *avp = (void *)vif->drv_priv; int ret = 0; + ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); switch (vif->type) { @@ -1503,6 +1502,7 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, ath9k_do_vif_add_setup(hw, vif); out: mutex_unlock(&sc->mutex); + ath9k_ps_restore(sc); return ret; } @@ -1517,6 +1517,7 @@ static int ath9k_change_interface(struct ieee80211_hw *hw, ath_dbg(common, ATH_DBG_CONFIG, "Change Interface\n"); mutex_lock(&sc->mutex); + ath9k_ps_wakeup(sc); /* See if new interface type is valid. */ if ((new_type == NL80211_IFTYPE_ADHOC) && @@ -1546,6 +1547,7 @@ static int ath9k_change_interface(struct ieee80211_hw *hw, ath9k_do_vif_add_setup(hw, vif); out: + ath9k_ps_restore(sc); mutex_unlock(&sc->mutex); return ret; } @@ -1558,6 +1560,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, ath_dbg(common, ATH_DBG_CONFIG, "Detach Interface\n"); + ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); sc->nvifs--; @@ -1569,6 +1572,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, ath9k_calculate_summary_state(hw, NULL); mutex_unlock(&sc->mutex); + ath9k_ps_restore(sc); } static void ath9k_enable_ps(struct ath_softc *sc) @@ -1809,6 +1813,7 @@ static int ath9k_conf_tx(struct ieee80211_hw *hw, u16 queue, txq = sc->tx.txq_map[queue]; + ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); memset(&qi, 0, sizeof(struct ath9k_tx_queue_info)); @@ -1832,6 +1837,7 @@ static int ath9k_conf_tx(struct ieee80211_hw *hw, u16 queue, ath_beaconq_config(sc); mutex_unlock(&sc->mutex); + ath9k_ps_restore(sc); return ret; } @@ -1894,6 +1900,7 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, int slottime; int error; + ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); if (changed & BSS_CHANGED_BSSID) { @@ -1994,6 +2001,7 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, } mutex_unlock(&sc->mutex); + ath9k_ps_restore(sc); } static u64 ath9k_get_tsf(struct ieee80211_hw *hw) diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index a9c3f4672aa0..dcd19bc337d1 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -486,12 +486,12 @@ start_recv: bool ath_stoprecv(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; - bool stopped; + bool stopped, reset = false; spin_lock_bh(&sc->rx.rxbuflock); ath9k_hw_abortpcurecv(ah); ath9k_hw_setrxfilter(ah, 0); - stopped = ath9k_hw_stopdmarecv(ah); + stopped = ath9k_hw_stopdmarecv(ah, &reset); if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) ath_edma_stop_recv(sc); @@ -506,7 +506,7 @@ bool ath_stoprecv(struct ath_softc *sc) "confusing the DMA engine when we start RX up\n"); ATH_DBG_WARN_ON_ONCE(!stopped); } - return stopped; + return stopped || reset; } void ath_flushrecv(struct ath_softc *sc) diff --git a/drivers/net/wireless/ath/regd_common.h b/drivers/net/wireless/ath/regd_common.h index 248c670fdfbe..5c2cfe694152 100644 --- a/drivers/net/wireless/ath/regd_common.h +++ b/drivers/net/wireless/ath/regd_common.h @@ -195,6 +195,7 @@ static struct reg_dmn_pair_mapping regDomainPairs[] = { {APL9_WORLD, CTL_ETSI, CTL_ETSI}, {APL3_FCCA, CTL_FCC, CTL_FCC}, + {APL7_FCCA, CTL_FCC, CTL_FCC}, {APL1_ETSIC, CTL_FCC, CTL_ETSI}, {APL2_ETSIC, CTL_FCC, CTL_ETSI}, {APL2_APLD, CTL_FCC, NO_CTL}, diff --git a/drivers/net/wireless/iwlegacy/Kconfig b/drivers/net/wireless/iwlegacy/Kconfig index 2a45dd44cc12..aef65cd47661 100644 --- a/drivers/net/wireless/iwlegacy/Kconfig +++ b/drivers/net/wireless/iwlegacy/Kconfig @@ -1,6 +1,5 @@ config IWLWIFI_LEGACY - tristate "Intel Wireless Wifi legacy devices" - depends on PCI && MAC80211 + tristate select FW_LOADER select NEW_LEDS select LEDS_CLASS @@ -65,7 +64,8 @@ endmenu config IWL4965 tristate "Intel Wireless WiFi 4965AGN (iwl4965)" - depends on IWLWIFI_LEGACY + depends on PCI && MAC80211 + select IWLWIFI_LEGACY ---help--- This option enables support for @@ -92,7 +92,8 @@ config IWL4965 config IWL3945 tristate "Intel PRO/Wireless 3945ABG/BG Network Connection (iwl3945)" - depends on IWLWIFI_LEGACY + depends on PCI && MAC80211 + select IWLWIFI_LEGACY ---help--- Select to build the driver supporting the: diff --git a/drivers/net/wireless/iwlegacy/iwl-3945-hw.h b/drivers/net/wireless/iwlegacy/iwl-3945-hw.h index 779d3cb86e2c..5c3a68d3af12 100644 --- a/drivers/net/wireless/iwlegacy/iwl-3945-hw.h +++ b/drivers/net/wireless/iwlegacy/iwl-3945-hw.h @@ -74,8 +74,6 @@ /* RSSI to dBm */ #define IWL39_RSSI_OFFSET 95 -#define IWL_DEFAULT_TX_POWER 0x0F - /* * EEPROM related constants, enums, and structures. */ diff --git a/drivers/net/wireless/iwlegacy/iwl-4965-hw.h b/drivers/net/wireless/iwlegacy/iwl-4965-hw.h index 08b189c8472d..fc6fa2886d9c 100644 --- a/drivers/net/wireless/iwlegacy/iwl-4965-hw.h +++ b/drivers/net/wireless/iwlegacy/iwl-4965-hw.h @@ -804,9 +804,6 @@ struct iwl4965_scd_bc_tbl { #define IWL4965_DEFAULT_TX_RETRY 15 -/* Limit range of txpower output target to be between these values */ -#define IWL4965_TX_POWER_TARGET_POWER_MIN (0) /* 0 dBm: 1 milliwatt */ - /* EEPROM */ #define IWL4965_FIRST_AMPDU_QUEUE 10 diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c index 7007d61bb6b5..c1511b14b239 100644 --- a/drivers/net/wireless/iwlegacy/iwl-core.c +++ b/drivers/net/wireless/iwlegacy/iwl-core.c @@ -160,6 +160,7 @@ int iwl_legacy_init_geos(struct iwl_priv *priv) struct ieee80211_channel *geo_ch; struct ieee80211_rate *rates; int i = 0; + s8 max_tx_power = 0; if (priv->bands[IEEE80211_BAND_2GHZ].n_bitrates || priv->bands[IEEE80211_BAND_5GHZ].n_bitrates) { @@ -235,8 +236,8 @@ int iwl_legacy_init_geos(struct iwl_priv *priv) geo_ch->flags |= ch->ht40_extension_channel; - if (ch->max_power_avg > priv->tx_power_device_lmt) - priv->tx_power_device_lmt = ch->max_power_avg; + if (ch->max_power_avg > max_tx_power) + max_tx_power = ch->max_power_avg; } else { geo_ch->flags |= IEEE80211_CHAN_DISABLED; } @@ -249,6 +250,10 @@ int iwl_legacy_init_geos(struct iwl_priv *priv) geo_ch->flags); } + priv->tx_power_device_lmt = max_tx_power; + priv->tx_power_user_lmt = max_tx_power; + priv->tx_power_next = max_tx_power; + if ((priv->bands[IEEE80211_BAND_5GHZ].n_channels == 0) && priv->cfg->sku & IWL_SKU_A) { IWL_INFO(priv, "Incorrectly detected BG card as ABG. " @@ -1124,11 +1129,11 @@ int iwl_legacy_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force) if (!priv->cfg->ops->lib->send_tx_power) return -EOPNOTSUPP; - if (tx_power < IWL4965_TX_POWER_TARGET_POWER_MIN) { + /* 0 dBm mean 1 milliwatt */ + if (tx_power < 0) { IWL_WARN(priv, - "Requested user TXPOWER %d below lower limit %d.\n", - tx_power, - IWL4965_TX_POWER_TARGET_POWER_MIN); + "Requested user TXPOWER %d below 1 mW.\n", + tx_power); return -EINVAL; } diff --git a/drivers/net/wireless/iwlegacy/iwl-eeprom.c b/drivers/net/wireless/iwlegacy/iwl-eeprom.c index 04c5648027df..cb346d1a9ffa 100644 --- a/drivers/net/wireless/iwlegacy/iwl-eeprom.c +++ b/drivers/net/wireless/iwlegacy/iwl-eeprom.c @@ -471,13 +471,6 @@ int iwl_legacy_init_channel_map(struct iwl_priv *priv) flags & EEPROM_CHANNEL_RADAR)) ? "" : "not "); - /* Set the tx_power_user_lmt to the highest power - * supported by any channel */ - if (eeprom_ch_info[ch].max_power_avg > - priv->tx_power_user_lmt) - priv->tx_power_user_lmt = - eeprom_ch_info[ch].max_power_avg; - ch_info++; } } diff --git a/drivers/net/wireless/iwlegacy/iwl3945-base.c b/drivers/net/wireless/iwlegacy/iwl3945-base.c index 28eb3d885ba1..cc7ebcee60e5 100644 --- a/drivers/net/wireless/iwlegacy/iwl3945-base.c +++ b/drivers/net/wireless/iwlegacy/iwl3945-base.c @@ -3825,10 +3825,6 @@ static int iwl3945_init_drv(struct iwl_priv *priv) priv->force_reset[IWL_FW_RESET].reset_duration = IWL_DELAY_NEXT_FORCE_FW_RELOAD; - - priv->tx_power_user_lmt = IWL_DEFAULT_TX_POWER; - priv->tx_power_next = IWL_DEFAULT_TX_POWER; - if (eeprom->version < EEPROM_3945_EEPROM_VERSION) { IWL_WARN(priv, "Unsupported EEPROM version: 0x%04X\n", eeprom->version); diff --git a/drivers/net/wireless/iwlegacy/iwl4965-base.c b/drivers/net/wireless/iwlegacy/iwl4965-base.c index 91b3d8b9d7a5..d484c3678163 100644 --- a/drivers/net/wireless/iwlegacy/iwl4965-base.c +++ b/drivers/net/wireless/iwlegacy/iwl4965-base.c @@ -3140,12 +3140,6 @@ static int iwl4965_init_drv(struct iwl_priv *priv) iwl_legacy_init_scan_params(priv); - /* Set the tx_power_user_lmt to the lowest power level - * this value will get overwritten by channel max power avg - * from eeprom */ - priv->tx_power_user_lmt = IWL4965_TX_POWER_TARGET_POWER_MIN; - priv->tx_power_next = IWL4965_TX_POWER_TARGET_POWER_MIN; - ret = iwl_legacy_init_channel_map(priv); if (ret) { IWL_ERR(priv, "initializing regulatory failed: %d\n", ret); diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index 3ea31b659d1a..22e045b5bcee 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -530,6 +530,9 @@ static struct iwl_ht_params iwl5000_ht_params = { struct iwl_cfg iwl5300_agn_cfg = { .name = "Intel(R) Ultimate N WiFi Link 5300 AGN", IWL_DEVICE_5000, + /* at least EEPROM 0x11A has wrong info */ + .valid_tx_ant = ANT_ABC, /* .cfg overwrite */ + .valid_rx_ant = ANT_ABC, /* .cfg overwrite */ .ht_params = &iwl5000_ht_params, }; diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c index 36952274950e..c1ceb4b23971 100644 --- a/drivers/net/wireless/mwl8k.c +++ b/drivers/net/wireless/mwl8k.c @@ -137,6 +137,7 @@ struct mwl8k_tx_queue { struct mwl8k_priv { struct ieee80211_hw *hw; struct pci_dev *pdev; + int irq; struct mwl8k_device_info *device_info; @@ -3761,9 +3762,11 @@ static int mwl8k_start(struct ieee80211_hw *hw) rc = request_irq(priv->pdev->irq, mwl8k_interrupt, IRQF_SHARED, MWL8K_NAME, hw); if (rc) { + priv->irq = -1; wiphy_err(hw->wiphy, "failed to register IRQ handler\n"); return -EIO; } + priv->irq = priv->pdev->irq; /* Enable TX reclaim and RX tasklets. */ tasklet_enable(&priv->poll_tx_task); @@ -3800,6 +3803,7 @@ static int mwl8k_start(struct ieee80211_hw *hw) if (rc) { iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); free_irq(priv->pdev->irq, hw); + priv->irq = -1; tasklet_disable(&priv->poll_tx_task); tasklet_disable(&priv->poll_rx_task); } @@ -3818,7 +3822,10 @@ static void mwl8k_stop(struct ieee80211_hw *hw) /* Disable interrupts */ iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); - free_irq(priv->pdev->irq, hw); + if (priv->irq != -1) { + free_irq(priv->pdev->irq, hw); + priv->irq = -1; + } /* Stop finalize join worker */ cancel_work_sync(&priv->finalize_join_worker); diff --git a/drivers/net/wireless/p54/txrx.c b/drivers/net/wireless/p54/txrx.c index 7834c26c2954..042842e704de 100644 --- a/drivers/net/wireless/p54/txrx.c +++ b/drivers/net/wireless/p54/txrx.c @@ -703,7 +703,7 @@ void p54_tx_80211(struct ieee80211_hw *dev, struct sk_buff *skb) struct p54_tx_info *p54info; struct p54_hdr *hdr; struct p54_tx_data *txhdr; - unsigned int padding, len, extra_len; + unsigned int padding, len, extra_len = 0; int i, j, ridx; u16 hdr_flags = 0, aid = 0; u8 rate, queue = 0, crypt_offset = 0; diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c index a3755ffc03d4..bc8ce48f0778 100644 --- a/drivers/parport/parport_pc.c +++ b/drivers/parport/parport_pc.c @@ -2550,7 +2550,6 @@ static int __devinit sio_ite_8872_probe(struct pci_dev *pdev, int autoirq, const struct parport_pc_via_data *via) { short inta_addr[6] = { 0x2A0, 0x2C0, 0x220, 0x240, 0x1E0 }; - struct resource *base_res; u32 ite8872set; u32 ite8872_lpt, ite8872_lpthi; u8 ite8872_irq, type; @@ -2561,8 +2560,7 @@ static int __devinit sio_ite_8872_probe(struct pci_dev *pdev, int autoirq, /* make sure which one chip */ for (i = 0; i < 5; i++) { - base_res = request_region(inta_addr[i], 32, "it887x"); - if (base_res) { + if (request_region(inta_addr[i], 32, "it887x")) { int test; pci_write_config_dword(pdev, 0x60, 0xe5000000 | inta_addr[i]); @@ -2571,7 +2569,7 @@ static int __devinit sio_ite_8872_probe(struct pci_dev *pdev, int autoirq, test = inb(inta_addr[i]); if (test != 0xff) break; - release_region(inta_addr[i], 0x8); + release_region(inta_addr[i], 32); } } if (i >= 5) { @@ -2635,7 +2633,7 @@ static int __devinit sio_ite_8872_probe(struct pci_dev *pdev, int autoirq, /* * Release the resource so that parport_pc_probe_port can get it. */ - release_resource(base_res); + release_region(inta_addr[i], 32); if (parport_pc_probe_port(ite8872_lpt, ite8872_lpthi, irq, PARPORT_DMA_NONE, &pdev->dev, 0)) { printk(KERN_INFO diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig index c8ff646c0b05..0fa466a91bf4 100644 --- a/drivers/pci/Kconfig +++ b/drivers/pci/Kconfig @@ -88,4 +88,6 @@ config PCI_IOAPIC depends on HOTPLUG default y -select NLS if (DMI || ACPI) +config PCI_LABEL + def_bool y if (DMI || ACPI) + select NLS diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile index 98d61c8e984b..c85f744270a5 100644 --- a/drivers/pci/Makefile +++ b/drivers/pci/Makefile @@ -56,10 +56,10 @@ obj-$(CONFIG_TILE) += setup-bus.o setup-irq.o # ACPI Related PCI FW Functions # ACPI _DSM provided firmware instance and string name # -obj-$(CONFIG_ACPI) += pci-acpi.o pci-label.o +obj-$(CONFIG_ACPI) += pci-acpi.o # SMBIOS provided firmware instance and labels -obj-$(CONFIG_DMI) += pci-label.o +obj-$(CONFIG_PCI_LABEL) += pci-label.o # Cardbus & CompactPCI use setup-bus obj-$(CONFIG_HOTPLUG) += setup-bus.o diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index 505c1c7075f0..d552d2c77844 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -1299,7 +1299,7 @@ static void iommu_detach_domain(struct dmar_domain *domain, static struct iova_domain reserved_iova_list; static struct lock_class_key reserved_rbtree_key; -static void dmar_init_reserved_ranges(void) +static int dmar_init_reserved_ranges(void) { struct pci_dev *pdev = NULL; struct iova *iova; @@ -1313,8 +1313,10 @@ static void dmar_init_reserved_ranges(void) /* IOAPIC ranges shouldn't be accessed by DMA */ iova = reserve_iova(&reserved_iova_list, IOVA_PFN(IOAPIC_RANGE_START), IOVA_PFN(IOAPIC_RANGE_END)); - if (!iova) + if (!iova) { printk(KERN_ERR "Reserve IOAPIC range failed\n"); + return -ENODEV; + } /* Reserve all PCI MMIO to avoid peer-to-peer access */ for_each_pci_dev(pdev) { @@ -1327,11 +1329,13 @@ static void dmar_init_reserved_ranges(void) iova = reserve_iova(&reserved_iova_list, IOVA_PFN(r->start), IOVA_PFN(r->end)); - if (!iova) + if (!iova) { printk(KERN_ERR "Reserve iova failed\n"); + return -ENODEV; + } } } - + return 0; } static void domain_reserve_special_ranges(struct dmar_domain *domain) @@ -1835,7 +1839,7 @@ static struct dmar_domain *get_domain_for_dev(struct pci_dev *pdev, int gaw) ret = iommu_attach_domain(domain, iommu); if (ret) { - domain_exit(domain); + free_domain_mem(domain); goto error; } @@ -2213,7 +2217,7 @@ static int __init iommu_prepare_static_identity_mapping(int hw) return 0; } -int __init init_dmars(void) +static int __init init_dmars(int force_on) { struct dmar_drhd_unit *drhd; struct dmar_rmrr_unit *rmrr; @@ -2393,8 +2397,15 @@ int __init init_dmars(void) * enable translation */ for_each_drhd_unit(drhd) { - if (drhd->ignored) + if (drhd->ignored) { + /* + * we always have to disable PMRs or DMA may fail on + * this device + */ + if (force_on) + iommu_disable_protect_mem_regions(drhd->iommu); continue; + } iommu = drhd->iommu; iommu_flush_write_buffer(iommu); @@ -3240,9 +3251,15 @@ static int device_notifier(struct notifier_block *nb, if (!domain) return 0; - if (action == BUS_NOTIFY_UNBOUND_DRIVER && !iommu_pass_through) + if (action == BUS_NOTIFY_UNBOUND_DRIVER && !iommu_pass_through) { domain_remove_one_dev_info(domain, pdev); + if (!(domain->flags & DOMAIN_FLAG_VIRTUAL_MACHINE) && + !(domain->flags & DOMAIN_FLAG_STATIC_IDENTITY) && + list_empty(&domain->devices)) + domain_exit(domain); + } + return 0; } @@ -3277,12 +3294,21 @@ int __init intel_iommu_init(void) if (no_iommu || dmar_disabled) return -ENODEV; - iommu_init_mempool(); - dmar_init_reserved_ranges(); + if (iommu_init_mempool()) { + if (force_on) + panic("tboot: Failed to initialize iommu memory\n"); + return -ENODEV; + } + + if (dmar_init_reserved_ranges()) { + if (force_on) + panic("tboot: Failed to reserve iommu ranges\n"); + return -ENODEV; + } init_no_remapping_devices(); - ret = init_dmars(); + ret = init_dmars(force_on); if (ret) { if (force_on) panic("tboot: Failed to initialize DMARs\n"); @@ -3391,6 +3417,11 @@ static void domain_remove_one_dev_info(struct dmar_domain *domain, domain->iommu_count--; domain_update_iommu_cap(domain); spin_unlock_irqrestore(&domain->iommu_lock, tmp_flags); + + spin_lock_irqsave(&iommu->lock, tmp_flags); + clear_bit(domain->id, iommu->domain_ids); + iommu->domains[domain->id] = NULL; + spin_unlock_irqrestore(&iommu->lock, tmp_flags); } spin_unlock_irqrestore(&device_domain_lock, flags); @@ -3607,9 +3638,9 @@ static int intel_iommu_attach_device(struct iommu_domain *domain, pte = dmar_domain->pgd; if (dma_pte_present(pte)) { - free_pgtable_page(dmar_domain->pgd); dmar_domain->pgd = (struct dma_pte *) phys_to_virt(dma_pte_addr(pte)); + free_pgtable_page(pte); } dmar_domain->agaw--; } diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c index de0dd7b1f146..bcae8dd41496 100644 --- a/drivers/rtc/rtc-omap.c +++ b/drivers/rtc/rtc-omap.c @@ -394,7 +394,7 @@ static int __init omap_rtc_probe(struct platform_device *pdev) return 0; fail2: - free_irq(omap_rtc_timer, NULL); + free_irq(omap_rtc_timer, rtc); fail1: rtc_device_unregister(rtc); fail0: diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index ab55c2fa7ce2..e9901b8f8443 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -411,8 +411,6 @@ static void scsi_run_queue(struct request_queue *q) list_splice_init(&shost->starved_list, &starved_list); while (!list_empty(&starved_list)) { - int flagset; - /* * As long as shost is accepting commands and we have * starved queues, call blk_run_queue. scsi_request_fn @@ -435,20 +433,7 @@ static void scsi_run_queue(struct request_queue *q) continue; } - spin_unlock(shost->host_lock); - - spin_lock(sdev->request_queue->queue_lock); - flagset = test_bit(QUEUE_FLAG_REENTER, &q->queue_flags) && - !test_bit(QUEUE_FLAG_REENTER, - &sdev->request_queue->queue_flags); - if (flagset) - queue_flag_set(QUEUE_FLAG_REENTER, sdev->request_queue); - __blk_run_queue(sdev->request_queue); - if (flagset) - queue_flag_clear(QUEUE_FLAG_REENTER, sdev->request_queue); - spin_unlock(sdev->request_queue->queue_lock); - - spin_lock(shost->host_lock); + blk_run_queue_async(sdev->request_queue); } /* put any unprocessed entries back */ list_splice(&starved_list, &shost->starved_list); diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index 28c33506e4ad..815069d13f9b 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -3816,28 +3816,17 @@ fail_host_msg: static void fc_bsg_goose_queue(struct fc_rport *rport) { - int flagset; - unsigned long flags; - if (!rport->rqst_q) return; + /* + * This get/put dance makes no sense + */ get_device(&rport->dev); - - spin_lock_irqsave(rport->rqst_q->queue_lock, flags); - flagset = test_bit(QUEUE_FLAG_REENTER, &rport->rqst_q->queue_flags) && - !test_bit(QUEUE_FLAG_REENTER, &rport->rqst_q->queue_flags); - if (flagset) - queue_flag_set(QUEUE_FLAG_REENTER, rport->rqst_q); - __blk_run_queue(rport->rqst_q); - if (flagset) - queue_flag_clear(QUEUE_FLAG_REENTER, rport->rqst_q); - spin_unlock_irqrestore(rport->rqst_q->queue_lock, flags); - + blk_run_queue_async(rport->rqst_q); put_device(&rport->dev); } - /** * fc_bsg_rport_dispatch - process rport bsg requests and dispatch to LLDD * @q: rport request queue diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index 47f8cdb207f1..74273e638c0d 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -1658,8 +1658,12 @@ static void gsm_queue(struct gsm_mux *gsm) if ((gsm->control & ~PF) == UI) gsm->fcs = gsm_fcs_add_block(gsm->fcs, gsm->buf, gsm->len); - /* generate final CRC with received FCS */ - gsm->fcs = gsm_fcs_add(gsm->fcs, gsm->received_fcs); + if (gsm->encoding == 0){ + /* WARNING: gsm->received_fcs is used for gsm->encoding = 0 only. + In this case it contain the last piece of data + required to generate final CRC */ + gsm->fcs = gsm_fcs_add(gsm->fcs, gsm->received_fcs); + } if (gsm->fcs != GOOD_FCS) { gsm->bad_fcs++; if (debug & 4) diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index cb36b0d4ef3c..62df72d9f0aa 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -382,12 +382,13 @@ static void imx_start_tx(struct uart_port *port) static irqreturn_t imx_rtsint(int irq, void *dev_id) { struct imx_port *sport = dev_id; - unsigned int val = readl(sport->port.membase + USR1) & USR1_RTSS; + unsigned int val; unsigned long flags; spin_lock_irqsave(&sport->port.lock, flags); writel(USR1_RTSD, sport->port.membase + USR1); + val = readl(sport->port.membase + USR1) & USR1_RTSS; uart_handle_cts_change(&sport->port, !!val); wake_up_interruptible(&sport->port.state->port.delta_msr_wait); diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c index 4fb5b2bf2348..4bcc8b82640b 100644 --- a/drivers/virtio/virtio_pci.c +++ b/drivers/virtio/virtio_pci.c @@ -590,15 +590,10 @@ static struct virtio_config_ops virtio_pci_config_ops = { static void virtio_pci_release_dev(struct device *_d) { - struct virtio_device *dev = container_of(_d, struct virtio_device, dev); + struct virtio_device *dev = container_of(_d, struct virtio_device, + dev); struct virtio_pci_device *vp_dev = to_vp_device(dev); - struct pci_dev *pci_dev = vp_dev->pci_dev; - vp_del_vqs(dev); - pci_set_drvdata(pci_dev, NULL); - pci_iounmap(pci_dev, vp_dev->ioaddr); - pci_release_regions(pci_dev); - pci_disable_device(pci_dev); kfree(vp_dev); } @@ -681,6 +676,12 @@ static void __devexit virtio_pci_remove(struct pci_dev *pci_dev) struct virtio_pci_device *vp_dev = pci_get_drvdata(pci_dev); unregister_virtio_device(&vp_dev->vdev); + + vp_del_vqs(&vp_dev->vdev); + pci_set_drvdata(pci_dev, NULL); + pci_iounmap(pci_dev, vp_dev->ioaddr); + pci_release_regions(pci_dev); + pci_disable_device(pci_dev); } #ifdef CONFIG_PM diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index cc2f73e03475..b0043fb26a4d 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -371,6 +371,7 @@ void *virtqueue_detach_unused_buf(struct virtqueue *_vq) /* detach_buf clears data, so grab it now. */ buf = vq->data[i]; detach_buf(vq, i); + vq->vring.avail->idx--; END_USE(vq); return buf; } diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c index 1ac94125bf93..a2eee574784e 100644 --- a/drivers/xen/manage.c +++ b/drivers/xen/manage.c @@ -8,6 +8,7 @@ #include <linux/sysrq.h> #include <linux/stop_machine.h> #include <linux/freezer.h> +#include <linux/syscore_ops.h> #include <xen/xen.h> #include <xen/xenbus.h> @@ -70,8 +71,13 @@ static int xen_suspend(void *data) BUG_ON(!irqs_disabled()); err = sysdev_suspend(PMSG_FREEZE); + if (!err) { + err = syscore_suspend(); + if (err) + sysdev_resume(); + } if (err) { - printk(KERN_ERR "xen_suspend: sysdev_suspend failed: %d\n", + printk(KERN_ERR "xen_suspend: system core suspend failed: %d\n", err); return err; } @@ -95,6 +101,7 @@ static int xen_suspend(void *data) xen_timer_resume(); } + syscore_resume(); sysdev_resume(); return 0; |