diff options
Diffstat (limited to 'drivers')
91 files changed, 756 insertions, 519 deletions
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 73b2909dddf..0e8e2de2ed3 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -224,7 +224,6 @@ static void lapic_timer_state_broadcast(struct acpi_processor *pr, /* * Suspend / resume control */ -static int acpi_idle_suspend; static u32 saved_bm_rld; static void acpi_idle_bm_rld_save(void) @@ -243,21 +242,13 @@ static void acpi_idle_bm_rld_restore(void) int acpi_processor_suspend(struct acpi_device * device, pm_message_t state) { - if (acpi_idle_suspend == 1) - return 0; - acpi_idle_bm_rld_save(); - acpi_idle_suspend = 1; return 0; } int acpi_processor_resume(struct acpi_device * device) { - if (acpi_idle_suspend == 0) - return 0; - acpi_idle_bm_rld_restore(); - acpi_idle_suspend = 0; return 0; } @@ -763,13 +754,6 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev, local_irq_disable(); - /* Do not access any ACPI IO ports in suspend path */ - if (acpi_idle_suspend) { - local_irq_enable(); - cpu_relax(); - return -EINVAL; - } - lapic_timer_state_broadcast(pr, cx, 1); kt1 = ktime_get_real(); acpi_idle_do_entry(cx); @@ -810,13 +794,6 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev, local_irq_disable(); - if (acpi_idle_suspend) { - local_irq_enable(); - cpu_relax(); - return -EINVAL; - } - - if (cx->entry_method != ACPI_CSTATE_FFH) { current_thread_info()->status &= ~TS_POLLING; /* @@ -895,12 +872,6 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev, if (unlikely(!pr)) return -EINVAL; - - if (acpi_idle_suspend) { - cpu_relax(); - return -EINVAL; - } - if (!cx->bm_sts_skip && acpi_idle_bm_check()) { if (drv->safe_state_index >= 0) { return drv->states[drv->safe_state_index].enter(dev, diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index fb7b90b0592..cf26222a93c 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -390,6 +390,9 @@ static const struct pci_device_id ahci_pci_tbl[] = { /* Promise */ { PCI_VDEVICE(PROMISE, 0x3f20), board_ahci }, /* PDC42819 */ + /* Asmedia */ + { PCI_VDEVICE(ASMEDIA, 0x0612), board_ahci }, /* ASM1061 */ + /* Generic, PCI class code for AHCI */ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_SATA_AHCI, 0xffffff, board_ahci }, diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c index 004f2ce3dc7..ec555951176 100644 --- a/drivers/ata/ahci_platform.c +++ b/drivers/ata/ahci_platform.c @@ -65,7 +65,7 @@ static struct scsi_host_template ahci_platform_sht = { static int __init ahci_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct ahci_platform_data *pdata = dev->platform_data; + struct ahci_platform_data *pdata = dev_get_platdata(dev); const struct platform_device_id *id = platform_get_device_id(pdev); struct ata_port_info pi = ahci_port_info[id->driver_data]; const struct ata_port_info *ppi[] = { &pi, NULL }; @@ -191,7 +191,7 @@ err0: static int __devexit ahci_remove(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct ahci_platform_data *pdata = dev->platform_data; + struct ahci_platform_data *pdata = dev_get_platdata(dev); struct ata_host *host = dev_get_drvdata(dev); ata_host_detach(host); diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index f22957c2769..a9b28203800 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -2883,7 +2883,7 @@ int ata_eh_reset(struct ata_link *link, int classify, sata_scr_read(link, SCR_STATUS, &sstatus)) rc = -ERESTART; - if (rc == -ERESTART || try >= max_tries) { + if (try >= max_tries) { /* * Thaw host port even if reset failed, so that the port * can be retried on the next phy event. This risks @@ -2909,6 +2909,16 @@ int ata_eh_reset(struct ata_link *link, int classify, ata_eh_acquire(ap); } + /* + * While disks spinup behind PMP, some controllers fail sending SRST. + * They need to be reset - as well as the PMP - before retrying. + */ + if (rc == -ERESTART) { + if (ata_is_host_link(link)) + ata_eh_thaw_port(ap); + goto out; + } + if (try == max_tries - 1) { sata_down_spd_limit(link, 0); if (slave) diff --git a/drivers/ata/libata-pmp.c b/drivers/ata/libata-pmp.c index 104462dbc52..21b80c555c6 100644 --- a/drivers/ata/libata-pmp.c +++ b/drivers/ata/libata-pmp.c @@ -389,12 +389,9 @@ static void sata_pmp_quirks(struct ata_port *ap) /* link reports offline after LPM */ link->flags |= ATA_LFLAG_NO_LPM; - /* Class code report is unreliable and SRST - * times out under certain configurations. - */ + /* Class code report is unreliable. */ if (link->pmp < 5) - link->flags |= ATA_LFLAG_NO_SRST | - ATA_LFLAG_ASSUME_ATA; + link->flags |= ATA_LFLAG_ASSUME_ATA; /* port 5 is for SEMB device and it doesn't like SRST */ if (link->pmp == 5) diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 72a9770ac42..2a5412e7e9c 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -1217,6 +1217,10 @@ void ata_scsi_slave_destroy(struct scsi_device *sdev) /** * __ata_change_queue_depth - helper for ata_scsi_change_queue_depth + * @ap: ATA port to which the device change the queue depth + * @sdev: SCSI device to configure queue depth for + * @queue_depth: new queue depth + * @reason: calling context * * libsas and libata have different approaches for associating a sdev to * its ata_port. diff --git a/drivers/ata/pata_of_platform.c b/drivers/ata/pata_of_platform.c index a72ab0dde4e..2a472c5bb7d 100644 --- a/drivers/ata/pata_of_platform.c +++ b/drivers/ata/pata_of_platform.c @@ -52,7 +52,7 @@ static int __devinit pata_of_platform_probe(struct platform_device *ofdev) } ret = of_irq_to_resource(dn, 0, &irq_res); - if (ret == NO_IRQ) + if (!ret) irq_res.start = irq_res.end = 0; else irq_res.flags = 0; diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c index 447d9c05fb5..95ec435f0eb 100644 --- a/drivers/ata/sata_sis.c +++ b/drivers/ata/sata_sis.c @@ -104,7 +104,7 @@ static const struct ata_port_info sis_port_info = { }; MODULE_AUTHOR("Uwe Koziolek"); -MODULE_DESCRIPTION("low-level driver for Silicon Integratad Systems SATA controller"); +MODULE_DESCRIPTION("low-level driver for Silicon Integrated Systems SATA controller"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, sis_pci_tbl); MODULE_VERSION(DRV_VERSION); diff --git a/drivers/base/power/opp.c b/drivers/base/power/opp.c index 434a6c01167..95706fa24c7 100644 --- a/drivers/base/power/opp.c +++ b/drivers/base/power/opp.c @@ -669,7 +669,7 @@ struct srcu_notifier_head *opp_get_notifier(struct device *dev) struct device_opp *dev_opp = find_device_opp(dev); if (IS_ERR(dev_opp)) - return ERR_PTR(PTR_ERR(dev_opp)); /* matching type */ + return ERR_CAST(dev_opp); /* matching type */ return &dev_opp->head; } diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index 66cd0b8096c..c92424ca1a5 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -1186,10 +1186,11 @@ static void gen6_cleanup(void) /* Certain Gen5 chipsets require require idling the GPU before * unmapping anything from the GTT when VT-d is enabled. */ -extern int intel_iommu_gfx_mapped; static inline int needs_idle_maps(void) { +#ifdef CONFIG_INTEL_IOMMU const unsigned short gpu_devid = intel_private.pcidev->device; + extern int intel_iommu_gfx_mapped; /* Query intel_iommu to see if we need the workaround. Presumably that * was loaded first. @@ -1198,7 +1199,7 @@ static inline int needs_idle_maps(void) gpu_devid == PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG) && intel_iommu_gfx_mapped) return 1; - +#endif return 0; } @@ -1236,7 +1237,7 @@ static int i9xx_setup(void) intel_private.gtt_bus_addr = reg_addr + gtt_offset; } - if (needs_idle_maps()); + if (needs_idle_maps()) intel_private.base.do_idle_maps = 1; intel_i9xx_setup_flush(); diff --git a/drivers/cpufreq/db8500-cpufreq.c b/drivers/cpufreq/db8500-cpufreq.c index edaa987621e..f5002015d82 100644 --- a/drivers/cpufreq/db8500-cpufreq.c +++ b/drivers/cpufreq/db8500-cpufreq.c @@ -109,7 +109,7 @@ static unsigned int db8500_cpufreq_getspeed(unsigned int cpu) static int __cpuinit db8500_cpufreq_init(struct cpufreq_policy *policy) { - int res; + int i, res; BUILD_BUG_ON(ARRAY_SIZE(idx2opp) + 1 != ARRAY_SIZE(freq_table)); @@ -120,8 +120,8 @@ static int __cpuinit db8500_cpufreq_init(struct cpufreq_policy *policy) freq_table[3].frequency = 1000000; } pr_info("db8500-cpufreq : Available frequencies:\n"); - while (freq_table[i].frequency != CPUFREQ_TABLE_END) - pr_info(" %d Mhz\n", freq_table[i++].frequency/1000); + for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) + pr_info(" %d Mhz\n", freq_table[i].frequency/1000); /* get policy fields based on the table */ res = cpufreq_frequency_table_cpuinfo(policy, freq_table); diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index bcb1126e3d0..153980be4ee 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -585,14 +585,12 @@ int dmi_name_in_serial(const char *str) } /** - * dmi_name_in_vendors - Check if string is anywhere in the DMI vendor information. + * dmi_name_in_vendors - Check if string is in the DMI system or board vendor name * @str: Case sensitive Name */ int dmi_name_in_vendors(const char *str) { - static int fields[] = { DMI_BIOS_VENDOR, DMI_BIOS_VERSION, DMI_SYS_VENDOR, - DMI_PRODUCT_NAME, DMI_PRODUCT_VERSION, DMI_BOARD_VENDOR, - DMI_BOARD_NAME, DMI_BOARD_VERSION, DMI_NONE }; + static int fields[] = { DMI_SYS_VENDOR, DMI_BOARD_VENDOR, DMI_NONE }; int i; for (i = 0; fields[i] != DMI_NONE; i++) { int f = fields[i]; diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index 0e49d87f6c6..0b056297917 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -148,13 +148,17 @@ static int _get_gpio_dataout(struct gpio_bank *bank, int gpio) return (__raw_readl(reg) & GPIO_BIT(bank, gpio)) != 0; } -#define MOD_REG_BIT(reg, bit_mask, set) \ -do { \ - int l = __raw_readl(base + reg); \ - if (set) l |= bit_mask; \ - else l &= ~bit_mask; \ - __raw_writel(l, base + reg); \ -} while(0) +static inline void _gpio_rmw(void __iomem *base, u32 reg, u32 mask, bool set) +{ + int l = __raw_readl(base + reg); + + if (set) + l |= mask; + else + l &= ~mask; + + __raw_writel(l, base + reg); +} /** * _set_gpio_debounce - low level gpio debounce time @@ -210,28 +214,28 @@ static inline void set_24xx_gpio_triggering(struct gpio_bank *bank, int gpio, u32 gpio_bit = 1 << gpio; if (cpu_is_omap44xx()) { - MOD_REG_BIT(OMAP4_GPIO_LEVELDETECT0, gpio_bit, - trigger & IRQ_TYPE_LEVEL_LOW); - MOD_REG_BIT(OMAP4_GPIO_LEVELDETECT1, gpio_bit, - trigger & IRQ_TYPE_LEVEL_HIGH); - MOD_REG_BIT(OMAP4_GPIO_RISINGDETECT, gpio_bit, - trigger & IRQ_TYPE_EDGE_RISING); - MOD_REG_BIT(OMAP4_GPIO_FALLINGDETECT, gpio_bit, - trigger & IRQ_TYPE_EDGE_FALLING); + _gpio_rmw(base, OMAP4_GPIO_LEVELDETECT0, gpio_bit, + trigger & IRQ_TYPE_LEVEL_LOW); + _gpio_rmw(base, OMAP4_GPIO_LEVELDETECT1, gpio_bit, + trigger & IRQ_TYPE_LEVEL_HIGH); + _gpio_rmw(base, OMAP4_GPIO_RISINGDETECT, gpio_bit, + trigger & IRQ_TYPE_EDGE_RISING); + _gpio_rmw(base, OMAP4_GPIO_FALLINGDETECT, gpio_bit, + trigger & IRQ_TYPE_EDGE_FALLING); } else { - MOD_REG_BIT(OMAP24XX_GPIO_LEVELDETECT0, gpio_bit, - trigger & IRQ_TYPE_LEVEL_LOW); - MOD_REG_BIT(OMAP24XX_GPIO_LEVELDETECT1, gpio_bit, - trigger & IRQ_TYPE_LEVEL_HIGH); - MOD_REG_BIT(OMAP24XX_GPIO_RISINGDETECT, gpio_bit, - trigger & IRQ_TYPE_EDGE_RISING); - MOD_REG_BIT(OMAP24XX_GPIO_FALLINGDETECT, gpio_bit, - trigger & IRQ_TYPE_EDGE_FALLING); + _gpio_rmw(base, OMAP24XX_GPIO_LEVELDETECT0, gpio_bit, + trigger & IRQ_TYPE_LEVEL_LOW); + _gpio_rmw(base, OMAP24XX_GPIO_LEVELDETECT1, gpio_bit, + trigger & IRQ_TYPE_LEVEL_HIGH); + _gpio_rmw(base, OMAP24XX_GPIO_RISINGDETECT, gpio_bit, + trigger & IRQ_TYPE_EDGE_RISING); + _gpio_rmw(base, OMAP24XX_GPIO_FALLINGDETECT, gpio_bit, + trigger & IRQ_TYPE_EDGE_FALLING); } if (likely(!(bank->non_wakeup_gpios & gpio_bit))) { if (cpu_is_omap44xx()) { - MOD_REG_BIT(OMAP4_GPIO_IRQWAKEN0, gpio_bit, - trigger != 0); + _gpio_rmw(base, OMAP4_GPIO_IRQWAKEN0, gpio_bit, + trigger != 0); } else { /* * GPIO wakeup request can only be generated on edge @@ -1086,6 +1090,11 @@ omap_mpuio_alloc_gc(struct gpio_bank *bank, unsigned int irq_start, gc = irq_alloc_generic_chip("MPUIO", 1, irq_start, bank->base, handle_simple_irq); + if (!gc) { + dev_err(bank->dev, "Memory alloc failed for gc\n"); + return; + } + ct = gc->chip_types; /* NOTE: No ack required, reading IRQ status clears it. */ diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index 0550dcb8581..147df8ae79d 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -596,9 +596,6 @@ static int __devinit device_pca953x_init(struct pca953x_chip *chip, int invert) /* set platform specific polarity inversion */ ret = pca953x_write_reg(chip, PCA953X_INVERT, invert); - if (ret) - goto out; - return 0; out: return ret; } @@ -640,7 +637,7 @@ static int __devinit pca953x_probe(struct i2c_client *client, struct pca953x_platform_data *pdata; struct pca953x_chip *chip; int irq_base=0, invert=0; - int ret = 0; + int ret; chip = kzalloc(sizeof(struct pca953x_chip), GFP_KERNEL); if (chip == NULL) @@ -673,10 +670,10 @@ static int __devinit pca953x_probe(struct i2c_client *client, pca953x_setup_gpio(chip, id->driver_data & PCA_GPIO_MASK); if (chip->chip_type == PCA953X_TYPE) - device_pca953x_init(chip, invert); - else if (chip->chip_type == PCA957X_TYPE) - device_pca957x_init(chip, invert); + ret = device_pca953x_init(chip, invert); else + ret = device_pca957x_init(chip, invert); + if (ret) goto out_failed; ret = pca953x_irq_setup(chip, id, irq_base); diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 785127cb281..1368826ef28 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -9,7 +9,6 @@ menuconfig DRM depends on (AGP || AGP=n) && !EMULATED_CMPXCHG && MMU select I2C select I2C_ALGOBIT - select SLOW_WORK help Kernel-level support for the Direct Rendering Infrastructure (DRI) introduced in XFree86 4.0. If you say Y here, you need to select @@ -96,6 +95,7 @@ config DRM_I915 select FB_CFB_IMAGEBLIT # i915 depends on ACPI_VIDEO when ACPI is enabled # but for select to work, need to select ACPI_VIDEO's dependencies, ick + select BACKLIGHT_LCD_SUPPORT if ACPI select BACKLIGHT_CLASS_DEVICE if ACPI select VIDEO_OUTPUT_CONTROL if ACPI select INPUT if ACPI diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 9a2e2a14b3b..405c63b9d53 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -2118,8 +2118,10 @@ struct drm_property *drm_property_create(struct drm_device *dev, int flags, property->num_values = num_values; INIT_LIST_HEAD(&property->enum_blob_list); - if (name) + if (name) { strncpy(property->name, name, DRM_PROP_NAME_LEN); + property->name[DRM_PROP_NAME_LEN-1] = '\0'; + } list_add_tail(&property->head, &dev->mode_config.property_list); return property; diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index 2957636161e..3969f7553fe 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -484,6 +484,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set) struct drm_connector *save_connectors, *connector; int count = 0, ro, fail = 0; struct drm_crtc_helper_funcs *crtc_funcs; + struct drm_mode_set save_set; int ret = 0; int i; @@ -556,6 +557,12 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set) save_connectors[count++] = *connector; } + save_set.crtc = set->crtc; + save_set.mode = &set->crtc->mode; + save_set.x = set->crtc->x; + save_set.y = set->crtc->y; + save_set.fb = set->crtc->fb; + /* We should be able to check here if the fb has the same properties * and then just flip_or_move it */ if (set->crtc->fb != set->fb) { @@ -721,6 +728,12 @@ fail: *connector = save_connectors[count++]; } + /* Try to restore the config */ + if (mode_changed && + !drm_crtc_helper_set_mode(save_set.crtc, save_set.mode, save_set.x, + save_set.y, save_set.fb)) + DRM_ERROR("failed to restore config after modeset failure\n"); + kfree(save_connectors); kfree(save_encoders); kfree(save_crtcs); diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c index d067c12ba94..1c7a1c0d3ed 100644 --- a/drivers/gpu/drm/drm_debugfs.c +++ b/drivers/gpu/drm/drm_debugfs.c @@ -118,7 +118,10 @@ int drm_debugfs_create_files(struct drm_info_list *files, int count, tmp->minor = minor; tmp->dent = ent; tmp->info_ent = &files[i]; - list_add(&(tmp->list), &(minor->debugfs_nodes.list)); + + mutex_lock(&minor->debugfs_lock); + list_add(&tmp->list, &minor->debugfs_list); + mutex_unlock(&minor->debugfs_lock); } return 0; @@ -146,7 +149,8 @@ int drm_debugfs_init(struct drm_minor *minor, int minor_id, char name[64]; int ret; - INIT_LIST_HEAD(&minor->debugfs_nodes.list); + INIT_LIST_HEAD(&minor->debugfs_list); + mutex_init(&minor->debugfs_lock); sprintf(name, "%d", minor_id); minor->debugfs_root = debugfs_create_dir(name, root); if (!minor->debugfs_root) { @@ -192,8 +196,9 @@ int drm_debugfs_remove_files(struct drm_info_list *files, int count, struct drm_info_node *tmp; int i; + mutex_lock(&minor->debugfs_lock); for (i = 0; i < count; i++) { - list_for_each_safe(pos, q, &minor->debugfs_nodes.list) { + list_for_each_safe(pos, q, &minor->debugfs_list) { tmp = list_entry(pos, struct drm_info_node, list); if (tmp->info_ent == &files[i]) { debugfs_remove(tmp->dent); @@ -202,6 +207,7 @@ int drm_debugfs_remove_files(struct drm_info_list *files, int count, } } } + mutex_unlock(&minor->debugfs_lock); return 0; } EXPORT_SYMBOL(drm_debugfs_remove_files); diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index fc81af9dbf4..40c187c60f4 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -125,7 +125,7 @@ static struct drm_ioctl_desc drm_ioctls[] = { DRM_IOCTL_DEF(DRM_IOCTL_SG_ALLOC, drm_sg_alloc_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), DRM_IOCTL_DEF(DRM_IOCTL_SG_FREE, drm_sg_free, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), - DRM_IOCTL_DEF(DRM_IOCTL_WAIT_VBLANK, drm_wait_vblank, 0), + DRM_IOCTL_DEF(DRM_IOCTL_WAIT_VBLANK, drm_wait_vblank, DRM_UNLOCKED), DRM_IOCTL_DEF(DRM_IOCTL_MODESET_CTL, drm_modeset_ctl, 0), diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index cb3794a00f9..44a5d0ad8b7 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -110,10 +110,7 @@ static void vblank_disable_and_save(struct drm_device *dev, int crtc) /* Prevent vblank irq processing while disabling vblank irqs, * so no updates of timestamps or count can happen after we've * disabled. Needed to prevent races in case of delayed irq's. - * Disable preemption, so vblank_time_lock is held as short as - * possible, even under a kernel with PREEMPT_RT patches. */ - preempt_disable(); spin_lock_irqsave(&dev->vblank_time_lock, irqflags); dev->driver->disable_vblank(dev, crtc); @@ -164,7 +161,6 @@ static void vblank_disable_and_save(struct drm_device *dev, int crtc) clear_vblank_timestamps(dev, crtc); spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags); - preempt_enable(); } static void vblank_disable_fn(unsigned long arg) @@ -407,13 +403,16 @@ int drm_irq_uninstall(struct drm_device *dev) /* * Wake up any waiters so they don't hang. */ - spin_lock_irqsave(&dev->vbl_lock, irqflags); - for (i = 0; i < dev->num_crtcs; i++) { - DRM_WAKEUP(&dev->vbl_queue[i]); - dev->vblank_enabled[i] = 0; - dev->last_vblank[i] = dev->driver->get_vblank_counter(dev, i); + if (dev->num_crtcs) { + spin_lock_irqsave(&dev->vbl_lock, irqflags); + for (i = 0; i < dev->num_crtcs; i++) { + DRM_WAKEUP(&dev->vbl_queue[i]); + dev->vblank_enabled[i] = 0; + dev->last_vblank[i] = + dev->driver->get_vblank_counter(dev, i); + } + spin_unlock_irqrestore(&dev->vbl_lock, irqflags); } - spin_unlock_irqrestore(&dev->vbl_lock, irqflags); if (!irq_enabled) return -EINVAL; @@ -886,10 +885,6 @@ int drm_vblank_get(struct drm_device *dev, int crtc) spin_lock_irqsave(&dev->vbl_lock, irqflags); /* Going from 0->1 means we have to enable interrupts again */ if (atomic_add_return(1, &dev->vblank_refcount[crtc]) == 1) { - /* Disable preemption while holding vblank_time_lock. Do - * it explicitely to guard against PREEMPT_RT kernel. - */ - preempt_disable(); spin_lock_irqsave(&dev->vblank_time_lock, irqflags2); if (!dev->vblank_enabled[crtc]) { /* Enable vblank irqs under vblank_time_lock protection. @@ -909,7 +904,6 @@ int drm_vblank_get(struct drm_device *dev, int crtc) } } spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags2); - preempt_enable(); } else { if (!dev->vblank_enabled[crtc]) { atomic_dec(&dev->vblank_refcount[crtc]); @@ -1125,6 +1119,7 @@ static int drm_queue_vblank_event(struct drm_device *dev, int pipe, trace_drm_vblank_event_delivered(current->pid, pipe, vblwait->request.sequence); } else { + /* drm_handle_vblank_events will call drm_vblank_put */ list_add_tail(&e->base.link, &dev->vblank_event_list); vblwait->reply.sequence = vblwait->request.sequence; } @@ -1205,8 +1200,12 @@ int drm_wait_vblank(struct drm_device *dev, void *data, goto done; } - if (flags & _DRM_VBLANK_EVENT) + if (flags & _DRM_VBLANK_EVENT) { + /* must hold on to the vblank ref until the event fires + * drm_vblank_put will be called asynchronously + */ return drm_queue_vblank_event(dev, crtc, vblwait, file_priv); + } if ((flags & _DRM_VBLANK_NEXTONMISS) && (seq - vblwait->request.sequence) <= (1<<23)) { diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index d14b44e13f5..4f40f1ce1d8 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1506,7 +1506,10 @@ drm_add_fake_info_node(struct drm_minor *minor, node->minor = minor; node->dent = ent; node->info_ent = (void *) key; - list_add(&node->list, &minor->debugfs_nodes.list); + + mutex_lock(&minor->debugfs_lock); + list_add(&node->list, &minor->debugfs_list); + mutex_unlock(&minor->debugfs_lock); return 0; } diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index cc531bb59c2..e9c2cfe45da 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -789,8 +789,8 @@ static struct vm_operations_struct i915_gem_vm_ops = { }; static struct drm_driver driver = { - /* don't use mtrr's here, the Xserver or user space app should - * deal with them for intel hardware. + /* Don't use MTRRs here; the Xserver or userspace app should + * deal with them for Intel hardware. */ .driver_features = DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | /* DRIVER_USE_MTRR |*/ diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 6651c36b6e8..d18b07adcff 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1396,7 +1396,7 @@ i915_gem_mmap_gtt(struct drm_file *file, if (obj->base.size > dev_priv->mm.gtt_mappable_end) { ret = -E2BIG; - goto unlock; + goto out; } if (obj->madv != I915_MADV_WILLNEED) { diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c index 032a8209813..5fc201b49d3 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.c +++ b/drivers/gpu/drm/nouveau/nouveau_bios.c @@ -640,10 +640,9 @@ static int nv50_pll_set(struct drm_device *dev, uint32_t reg, uint32_t clk) { struct drm_nouveau_private *dev_priv = dev->dev_private; - uint32_t reg0 = nv_rd32(dev, reg + 0); - uint32_t reg1 = nv_rd32(dev, reg + 4); struct nouveau_pll_vals pll; struct pll_lims pll_limits; + u32 ctrl, mask, coef; int ret; ret = get_pll_limits(dev, reg, &pll_limits); @@ -654,15 +653,20 @@ nv50_pll_set(struct drm_device *dev, uint32_t reg, uint32_t clk) if (!clk) return -ERANGE; - reg0 = (reg0 & 0xfff8ffff) | (pll.log2P << 16); - reg1 = (reg1 & 0xffff0000) | (pll.N1 << 8) | pll.M1; - - if (dev_priv->vbios.execute) { - still_alive(); - nv_wr32(dev, reg + 4, reg1); - nv_wr32(dev, reg + 0, reg0); + coef = pll.N1 << 8 | pll.M1; + ctrl = pll.log2P << 16; + mask = 0x00070000; + if (reg == 0x004008) { + mask |= 0x01f80000; + ctrl |= (pll_limits.log2p_bias << 19); + ctrl |= (pll.log2P << 22); } + if (!dev_priv->vbios.execute) + return 0; + + nv_mask(dev, reg + 0, mask, ctrl); + nv_wr32(dev, reg + 4, coef); return 0; } diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 7226f419e17..7cc37e69086 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -148,7 +148,7 @@ set_placement_range(struct nouveau_bo *nvbo, uint32_t type) if (dev_priv->card_type == NV_10 && nvbo->tile_mode && (type & TTM_PL_FLAG_VRAM) && - nvbo->bo.mem.num_pages < vram_pages / 2) { + nvbo->bo.mem.num_pages < vram_pages / 4) { /* * Make sure that the color and depth buffers are handled * by independent memory controller units. Up to a 9x diff --git a/drivers/gpu/drm/nouveau/nouveau_channel.c b/drivers/gpu/drm/nouveau/nouveau_channel.c index a319d5646ea..bb6ec9ef867 100644 --- a/drivers/gpu/drm/nouveau/nouveau_channel.c +++ b/drivers/gpu/drm/nouveau/nouveau_channel.c @@ -158,6 +158,7 @@ nouveau_channel_alloc(struct drm_device *dev, struct nouveau_channel **chan_ret, INIT_LIST_HEAD(&chan->nvsw.vbl_wait); INIT_LIST_HEAD(&chan->nvsw.flip); INIT_LIST_HEAD(&chan->fence.pending); + spin_lock_init(&chan->fence.lock); /* setup channel's memory and vm */ ret = nouveau_gpuobj_channel_init(chan, vram_handle, gart_handle); diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index e0d275e1c96..cea6696b190 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -710,7 +710,7 @@ nouveau_connector_mode_valid(struct drm_connector *connector, case OUTPUT_DP: max_clock = nv_encoder->dp.link_nr; max_clock *= nv_encoder->dp.link_bw; - clock = clock * nouveau_connector_bpp(connector) / 8; + clock = clock * nouveau_connector_bpp(connector) / 10; break; default: BUG_ON(1); diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c index 14a8627efe4..3a4cc32b9e4 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c +++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c @@ -487,6 +487,7 @@ int nouveau_fbcon_init(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_fbdev *nfbdev; + int preferred_bpp; int ret; nfbdev = kzalloc(sizeof(struct nouveau_fbdev), GFP_KERNEL); @@ -505,7 +506,15 @@ int nouveau_fbcon_init(struct drm_device *dev) } drm_fb_helper_single_add_all_connectors(&nfbdev->helper); - drm_fb_helper_initial_config(&nfbdev->helper, 32); + + if (dev_priv->vram_size <= 32 * 1024 * 1024) + preferred_bpp = 8; + else if (dev_priv->vram_size <= 64 * 1024 * 1024) + preferred_bpp = 16; + else + preferred_bpp = 32; + + drm_fb_helper_initial_config(&nfbdev->helper, preferred_bpp); return 0; } diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index 81116cfea27..2f6daae68b9 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -539,8 +539,6 @@ nouveau_fence_channel_init(struct nouveau_channel *chan) return ret; } - INIT_LIST_HEAD(&chan->fence.pending); - spin_lock_init(&chan->fence.lock); atomic_set(&chan->fence.last_sequence_irq, 0); return 0; } diff --git a/drivers/gpu/drm/nouveau/nouveau_i2c.c b/drivers/gpu/drm/nouveau/nouveau_i2c.c index c6143df48b9..d39b2202b19 100644 --- a/drivers/gpu/drm/nouveau/nouveau_i2c.c +++ b/drivers/gpu/drm/nouveau/nouveau_i2c.c @@ -333,7 +333,7 @@ nouveau_i2c_identify(struct drm_device *dev, const char *what, NV_DEBUG(dev, "Probing %ss on I2C bus: %d\n", what, index); - for (i = 0; info[i].addr; i++) { + for (i = 0; i2c && info[i].addr; i++) { if (nouveau_probe_i2c_addr(i2c, info[i].addr) && (!match || match(i2c, &info[i]))) { NV_INFO(dev, "Detected %s: %s\n", what, info[i].type); diff --git a/drivers/gpu/drm/nouveau/nouveau_perf.c b/drivers/gpu/drm/nouveau/nouveau_perf.c index 9f178aa9416..33d03fbf00d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_perf.c +++ b/drivers/gpu/drm/nouveau/nouveau_perf.c @@ -239,7 +239,7 @@ nouveau_perf_init(struct drm_device *dev) if(version == 0x15) { memtimings->timing = kcalloc(entries, sizeof(*memtimings->timing), GFP_KERNEL); - if(!memtimings) { + if (!memtimings->timing) { NV_WARN(dev,"Could not allocate memtiming table\n"); return; } diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index 82478e0998e..d8831ab42bb 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -579,6 +579,14 @@ nouveau_card_init(struct drm_device *dev) if (ret) goto out_display_early; + /* workaround an odd issue on nvc1 by disabling the device's + * nosnoop capability. hopefully won't cause issues until a + * better fix is found - assuming there is one... + */ + if (dev_priv->chipset == 0xc1) { + nv_mask(dev, 0x00088080, 0x00000800, 0x00000000); + } + nouveau_pm_init(dev); ret = engine->vram.init(dev); @@ -1102,12 +1110,13 @@ int nouveau_load(struct drm_device *dev, unsigned long flags) dev_priv->noaccel = !!nouveau_noaccel; if (nouveau_noaccel == -1) { switch (dev_priv->chipset) { - case 0xc1: /* known broken */ - case 0xc8: /* never tested */ +#if 0 + case 0xXX: /* known broken */ NV_INFO(dev, "acceleration disabled by default, pass " "noaccel=0 to force enable\n"); dev_priv->noaccel = true; break; +#endif default: dev_priv->noaccel = false; break; diff --git a/drivers/gpu/drm/nouveau/nv40_pm.c b/drivers/gpu/drm/nouveau/nv40_pm.c index bbc0b9c7e1f..e676b0d5347 100644 --- a/drivers/gpu/drm/nouveau/nv40_pm.c +++ b/drivers/gpu/drm/nouveau/nv40_pm.c @@ -57,12 +57,14 @@ read_pll_2(struct drm_device *dev, u32 reg) int P = (ctrl & 0x00070000) >> 16; u32 ref = 27000, clk = 0; - if (ctrl & 0x80000000) + if ((ctrl & 0x80000000) && M1) { clk = ref * N1 / M1; - - if (!(ctrl & 0x00000100)) { - if (ctrl & 0x40000000) - clk = clk * N2 / M2; + if ((ctrl & 0x40000100) == 0x40000000) { + if (M2) + clk = clk * N2 / M2; + else + clk = 0; + } } return clk >> P; @@ -177,6 +179,11 @@ nv40_pm_clocks_pre(struct drm_device *dev, struct nouveau_pm_level *perflvl) } /* memory clock */ + if (!perflvl->memory) { + info->mpll_ctrl = 0x00000000; + goto out; + } + ret = nv40_calc_pll(dev, 0x004020, &pll, perflvl->memory, &N1, &M1, &N2, &M2, &log2P); if (ret < 0) @@ -264,6 +271,9 @@ nv40_pm_clocks_set(struct drm_device *dev, void *pre_state) mdelay(5); nv_mask(dev, 0x00c040, 0x00000333, info->ctrl); + if (!info->mpll_ctrl) + goto resume; + /* wait for vblank start on active crtcs, disable memory access */ for (i = 0; i < 2; i++) { if (!(crtc_mask & (1 << i))) diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c index 8c979b31ff6..ac601f7c4e1 100644 --- a/drivers/gpu/drm/nouveau/nv50_graph.c +++ b/drivers/gpu/drm/nouveau/nv50_graph.c @@ -131,8 +131,8 @@ nv50_graph_init(struct drm_device *dev, int engine) NV_DEBUG(dev, "\n"); /* master reset */ - nv_mask(dev, 0x000200, 0x00200100, 0x00000000); - nv_mask(dev, 0x000200, 0x00200100, 0x00200100); + nv_mask(dev, 0x000200, 0x00201000, 0x00000000); + nv_mask(dev, 0x000200, 0x00201000, 0x00201000); nv_wr32(dev, 0x40008c, 0x00000004); /* HW_CTX_SWITCH_ENABLED */ /* reset/enable traps and interrupts */ diff --git a/drivers/gpu/drm/nouveau/nv50_grctx.c b/drivers/gpu/drm/nouveau/nv50_grctx.c index d05c2c3b244..4b46d696856 100644 --- a/drivers/gpu/drm/nouveau/nv50_grctx.c +++ b/drivers/gpu/drm/nouveau/nv50_grctx.c @@ -601,7 +601,7 @@ nv50_graph_construct_mmio(struct nouveau_grctx *ctx) gr_def(ctx, offset + 0x1c, 0x00880000); break; case 0x86: - gr_def(ctx, offset + 0x1c, 0x008c0000); + gr_def(ctx, offset + 0x1c, 0x018c0000); break; case 0x92: case 0x96: diff --git a/drivers/gpu/drm/nouveau/nv50_vram.c b/drivers/gpu/drm/nouveau/nv50_vram.c index 9da23838e63..2e45e57fd86 100644 --- a/drivers/gpu/drm/nouveau/nv50_vram.c +++ b/drivers/gpu/drm/nouveau/nv50_vram.c @@ -160,7 +160,7 @@ nv50_vram_rblock(struct drm_device *dev) colbits = (r4 & 0x0000f000) >> 12; rowbitsa = ((r4 & 0x000f0000) >> 16) + 8; rowbitsb = ((r4 & 0x00f00000) >> 20) + 8; - banks = ((r4 & 0x01000000) ? 8 : 4); + banks = 1 << (((r4 & 0x03000000) >> 24) + 2); rowsize = parts * banks * (1 << colbits) * 8; predicted = rowsize << rowbitsa; diff --git a/drivers/gpu/drm/nouveau/nvc0_graph.c b/drivers/gpu/drm/nouveau/nvc0_graph.c index bbdbc51830c..a74e501afd2 100644 --- a/drivers/gpu/drm/nouveau/nvc0_graph.c +++ b/drivers/gpu/drm/nouveau/nvc0_graph.c @@ -157,8 +157,8 @@ nvc0_graph_create_context_mmio_list(struct nouveau_channel *chan) struct nvc0_graph_priv *priv = nv_engine(chan->dev, NVOBJ_ENGINE_GR); struct nvc0_graph_chan *grch = chan->engctx[NVOBJ_ENGINE_GR]; struct drm_device *dev = chan->dev; + struct drm_nouveau_private *dev_priv = dev->dev_private; int i = 0, gpc, tp, ret; - u32 magic; ret = nouveau_gpuobj_new(dev, chan, 0x2000, 256, NVOBJ_FLAG_VM, &grch->unk408004); @@ -207,14 +207,37 @@ nvc0_graph_create_context_mmio_list(struct nouveau_channel *chan) nv_wo32(grch->mmio, i++ * 4, 0x0041880c); nv_wo32(grch->mmio, i++ * 4, 0x80000018); - magic = 0x02180000; - nv_wo32(grch->mmio, i++ * 4, 0x00405830); - nv_wo32(grch->mmio, i++ * 4, magic); - for (gpc = 0; gpc < priv->gpc_nr; gpc++) { - for (tp = 0; tp < priv->tp_nr[gpc]; tp++, magic += 0x0324) { - u32 reg = 0x504520 + (gpc * 0x8000) + (tp * 0x0800); - nv_wo32(grch->mmio, i++ * 4, reg); - nv_wo32(grch->mmio, i++ * 4, magic); + if (dev_priv->chipset != 0xc1) { + u32 magic = 0x02180000; + nv_wo32(grch->mmio, i++ * 4, 0x00405830); + nv_wo32(grch->mmio, i++ * 4, magic); + for (gpc = 0; gpc < priv->gpc_nr; gpc++) { + for (tp = 0; tp < priv->tp_nr[gpc]; tp++) { + u32 reg = TP_UNIT(gpc, tp, 0x520); + nv_wo32(grch->mmio, i++ * 4, reg); + nv_wo32(grch->mmio, i++ * 4, magic); + magic += 0x0324; + } + } + } else { + u32 magic = 0x02180000; + nv_wo32(grch->mmio, i++ * 4, 0x00405830); + nv_wo32(grch->mmio, i++ * 4, magic | 0x0000218); + nv_wo32(grch->mmio, i++ * 4, 0x004064c4); + nv_wo32(grch->mmio, i++ * 4, 0x0086ffff); + for (gpc = 0; gpc < priv->gpc_nr; gpc++) { + for (tp = 0; tp < priv->tp_nr[gpc]; tp++) { + u32 reg = TP_UNIT(gpc, tp, 0x520); + nv_wo32(grch->mmio, i++ * 4, reg); + nv_wo32(grch->mmio, i++ * 4, (1 << 28) | magic); + magic += 0x0324; + } + for (tp = 0; tp < priv->tp_nr[gpc]; tp++) { + u32 reg = TP_UNIT(gpc, tp, 0x544); + nv_wo32(grch->mmio, i++ * 4, reg); + nv_wo32(grch->mmio, i++ * 4, magic); + magic += 0x0324; + } } } diff --git a/drivers/gpu/drm/nouveau/nvc0_grctx.c b/drivers/gpu/drm/nouveau/nvc0_grctx.c index dd0e6a736b3..96b0b93d94c 100644 --- a/drivers/gpu/drm/nouveau/nvc0_grctx.c +++ b/drivers/gpu/drm/nouveau/nvc0_grctx.c @@ -1812,6 +1812,7 @@ nvc0_grctx_generate(struct nouveau_channel *chan) /* calculate first set of magics */ memcpy(tpnr, priv->tp_nr, sizeof(priv->tp_nr)); + gpc = -1; for (tp = 0; tp < priv->tp_total; tp++) { do { gpc = (gpc + 1) % priv->gpc_nr; @@ -1861,30 +1862,26 @@ nvc0_grctx_generate(struct nouveau_channel *chan) if (1) { u32 tp_mask = 0, tp_set = 0; - u8 tpnr[GPC_MAX]; + u8 tpnr[GPC_MAX], a, b; memcpy(tpnr, priv->tp_nr, sizeof(priv->tp_nr)); for (gpc = 0; gpc < priv->gpc_nr; gpc++) tp_mask |= ((1 << priv->tp_nr[gpc]) - 1) << (gpc * 8); - gpc = -1; - for (i = 0, gpc = -1; i < 32; i++) { - int ltp = i * (priv->tp_total - 1) / 32; - - do { - gpc = (gpc + 1) % priv->gpc_nr; - } while (!tpnr[gpc]); - tp = priv->tp_nr[gpc] - tpnr[gpc]--; + for (i = 0, gpc = -1, b = -1; i < 32; i++) { + a = (i * (priv->tp_total - 1)) / 32; + if (a != b) { + b = a; + do { + gpc = (gpc + 1) % priv->gpc_nr; + } while (!tpnr[gpc]); + tp = priv->tp_nr[gpc] - tpnr[gpc]--; - tp_set |= 1 << ((gpc * 8) + tp); + tp_set |= 1 << ((gpc * 8) + tp); + } - do { - nv_wr32(dev, 0x406800 + (i * 0x20), tp_set); - tp_set ^= tp_mask; - nv_wr32(dev, 0x406c00 + (i * 0x20), tp_set); - tp_set ^= tp_mask; - } while (ltp == (++i * (priv->tp_total - 1) / 32)); - i--; + nv_wr32(dev, 0x406800 + (i * 0x20), tp_set); + nv_wr32(dev, 0x406c00 + (i * 0x20), tp_set ^ tp_mask); } } diff --git a/drivers/gpu/drm/nouveau/nvc0_vram.c b/drivers/gpu/drm/nouveau/nvc0_vram.c index edbfe9360ae..ce984d573a5 100644 --- a/drivers/gpu/drm/nouveau/nvc0_vram.c +++ b/drivers/gpu/drm/nouveau/nvc0_vram.c @@ -43,7 +43,7 @@ static const u8 types[256] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 3, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, - 3, 3, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 3, + 3, 3, 3, 1, 0, 0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 3, 3, 3, 0, 0, 0, 0, 0, 0, 3, 0, 0, 3, 0, 3, 0, 3, 3, 0, 3, 3, 3, 3, 3, 0, 0, 3, 0, 3, 0, 3, 3, 0, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 0, 1, 1, 0 @@ -110,22 +110,26 @@ nvc0_vram_init(struct drm_device *dev) u32 bsize = nv_rd32(dev, 0x10f20c); u32 offset, length; bool uniform = true; - int ret, i; + int ret, part; NV_DEBUG(dev, "0x100800: 0x%08x\n", nv_rd32(dev, 0x100800)); NV_DEBUG(dev, "parts 0x%08x bcast_mem_amount 0x%08x\n", parts, bsize); /* read amount of vram attached to each memory controller */ - for (i = 0; i < parts; i++) { - u32 psize = nv_rd32(dev, 0x11020c + (i * 0x1000)); + part = 0; + while (parts) { + u32 psize = nv_rd32(dev, 0x11020c + (part++ * 0x1000)); + if (psize == 0) + continue; + parts--; + if (psize != bsize) { if (psize < bsize) bsize = psize; uniform = false; } - NV_DEBUG(dev, "%d: mem_amount 0x%08x\n", i, psize); - + NV_DEBUG(dev, "%d: mem_amount 0x%08x\n", part, psize); dev_priv->vram_size += (u64)psize << 20; } diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 87921c88a95..87631fede1f 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -1522,12 +1522,6 @@ static bool atombios_crtc_mode_fixup(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { - struct drm_device *dev = crtc->dev; - struct radeon_device *rdev = dev->dev_private; - - /* adjust pm to upcoming mode change */ - radeon_pm_compute_clocks(rdev); - if (!radeon_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode)) return false; return true; diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index a0de48542f7..6fb335a4fdd 100644 --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -283,7 +283,7 @@ int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode, } } - DRM_ERROR("aux i2c too many retries, giving up\n"); + DRM_DEBUG_KMS("aux i2c too many retries, giving up\n"); return -EREMOTEIO; } diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index e4c384b9511..1d603a3335d 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -157,6 +157,57 @@ int sumo_get_temp(struct radeon_device *rdev) return actual_temp * 1000; } +void sumo_pm_init_profile(struct radeon_device *rdev) +{ + int idx; + + /* default */ + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0; + + /* low,mid sh/mh */ + if (rdev->flags & RADEON_IS_MOBILITY) + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0); + else + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); + + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; + + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; + + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0; + + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0; + + /* high sh/mh */ + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = + rdev->pm.power_state[idx].num_clock_modes - 1; + + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = + rdev->pm.power_state[idx].num_clock_modes - 1; +} + void evergreen_pm_misc(struct radeon_device *rdev) { int req_ps_idx = rdev->pm.requested_power_state_index; @@ -1219,7 +1270,7 @@ void evergreen_mc_program(struct radeon_device *rdev) WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12); } - WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0); + WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12); if (rdev->flags & RADEON_IS_IGP) { tmp = RREG32(MC_FUS_VM_FB_OFFSET) & 0x000FFFFF; tmp |= ((rdev->mc.vram_end >> 20) & 0xF) << 24; diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 19afc43ad17..9cdda0b3b08 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -288,24 +288,6 @@ void r600_pm_get_dynpm_state(struct radeon_device *rdev) pcie_lanes); } -static int r600_pm_get_type_index(struct radeon_device *rdev, - enum radeon_pm_state_type ps_type, - int instance) -{ - int i; - int found_instance = -1; - - for (i = 0; i < rdev->pm.num_power_states; i++) { - if (rdev->pm.power_state[i].type == ps_type) { - found_instance++; - if (found_instance == instance) - return i; - } - } - /* return default if no match */ - return rdev->pm.default_power_state_index; -} - void rs780_pm_init_profile(struct radeon_device *rdev) { if (rdev->pm.num_power_states == 2) { @@ -421,6 +403,8 @@ void rs780_pm_init_profile(struct radeon_device *rdev) void r600_pm_init_profile(struct radeon_device *rdev) { + int idx; + if (rdev->family == CHIP_R600) { /* XXX */ /* default */ @@ -502,81 +486,43 @@ void r600_pm_init_profile(struct radeon_device *rdev) rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0; rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2; /* low sh */ - if (rdev->flags & RADEON_IS_MOBILITY) { - rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0); - rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0); - rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; - rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; - } else { - rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); - rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); - rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; - rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; - } + if (rdev->flags & RADEON_IS_MOBILITY) + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0); + else + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0; /* mid sh */ - if (rdev->flags & RADEON_IS_MOBILITY) { - rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0); - rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0); - rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; - rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1; - } else { - rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); - rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); - rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; - rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1; - } + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1; /* high sh */ - rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); - rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0); + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0; rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2; /* low mh */ - if (rdev->flags & RADEON_IS_MOBILITY) { - rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1); - rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1); - rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; - rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; - } else { - rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); - rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); - rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; - rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; - } + if (rdev->flags & RADEON_IS_MOBILITY) + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1); + else + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0; /* mid mh */ - if (rdev->flags & RADEON_IS_MOBILITY) { - rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1); - rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1); - rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; - rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1; - } else { - rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); - rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); - rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; - rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1; - } + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0; + rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1; /* high mh */ - rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); - rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = - r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); + idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1); + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx; + rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx; rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0; rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2; } diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index b316b301152..fc5a1d642cb 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -784,8 +784,7 @@ struct radeon_pm_clock_info { struct radeon_power_state { enum radeon_pm_state_type type; - /* XXX: use a define for num clock modes */ - struct radeon_pm_clock_info clock_info[8]; + struct radeon_pm_clock_info *clock_info; /* number of valid clock modes in this power state */ int num_clock_modes; struct radeon_pm_clock_info *default_clock_mode; @@ -855,6 +854,9 @@ struct radeon_pm { struct device *int_hwmon_dev; }; +int radeon_pm_get_type_index(struct radeon_device *rdev, + enum radeon_pm_state_type ps_type, + int instance); /* * Benchmarking @@ -1142,6 +1144,48 @@ struct r600_vram_scratch { u64 gpu_addr; }; + +/* + * Mutex which allows recursive locking from the same process. + */ +struct radeon_mutex { + struct mutex mutex; + struct task_struct *owner; + int level; +}; + +static inline void radeon_mutex_init(struct radeon_mutex *mutex) +{ + mutex_init(&mutex->mutex); + mutex->owner = NULL; + mutex->level = 0; +} + +static inline void radeon_mutex_lock(struct radeon_mutex *mutex) +{ + if (mutex_trylock(&mutex->mutex)) { + /* The mutex was unlocked before, so it's ours now */ + mutex->owner = current; + } else if (mutex->owner != current) { + /* Another process locked the mutex, take it */ + mutex_lock(&mutex->mutex); + mutex->owner = current; + } + /* Otherwise the mutex was already locked by this process */ + + mutex->level++; +} + +static inline void radeon_mutex_unlock(struct radeon_mutex *mutex) +{ + if (--mutex->level > 0) + return; + + mutex->owner = NULL; + mutex_unlock(&mutex->mutex); +} + + /* * Core structure, functions and helpers. */ @@ -1197,7 +1241,7 @@ struct radeon_device { struct radeon_gem gem; struct radeon_pm pm; uint32_t bios_scratch[RADEON_BIOS_NUM_SCRATCH]; - struct mutex cs_mutex; + struct radeon_mutex cs_mutex; struct radeon_wb wb; struct radeon_dummy_page dummy_page; bool gpu_lockup; diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index e2944566ffe..a2e1eae114e 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -834,7 +834,7 @@ static struct radeon_asic sumo_asic = { .pm_misc = &evergreen_pm_misc, .pm_prepare = &evergreen_pm_prepare, .pm_finish = &evergreen_pm_finish, - .pm_init_profile = &rs780_pm_init_profile, + .pm_init_profile = &sumo_pm_init_profile, .pm_get_dynpm_state = &r600_pm_get_dynpm_state, .pre_page_flip = &evergreen_pre_page_flip, .page_flip = &evergreen_page_flip, diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index 85f14f0337e..59914842a72 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -413,6 +413,7 @@ extern int evergreen_cs_parse(struct radeon_cs_parser *p); extern void evergreen_pm_misc(struct radeon_device *rdev); extern void evergreen_pm_prepare(struct radeon_device *rdev); extern void evergreen_pm_finish(struct radeon_device *rdev); +extern void sumo_pm_init_profile(struct radeon_device *rdev); extern void evergreen_pre_page_flip(struct radeon_device *rdev, int crtc); extern u32 evergreen_page_flip(struct radeon_device *rdev, int crtc, u64 crtc_base); extern void evergreen_post_page_flip(struct radeon_device *rdev, int crtc); diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 08d0b94332e..fecd705a1a5 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -85,6 +85,18 @@ static struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_device *rd for (i = 0; i < num_indices; i++) { gpio = &i2c_info->asGPIO_Info[i]; + /* r4xx mask is technically not used by the hw, so patch in the legacy mask bits */ + if ((rdev->family == CHIP_R420) || + (rdev->family == CHIP_R423) || + (rdev->family == CHIP_RV410)) { + if ((le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x0018) || + (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x0019) || + (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x001a)) { + gpio->ucClkMaskShift = 0x19; + gpio->ucDataMaskShift = 0x18; + } + } + /* some evergreen boards have bad data for this entry */ if (ASIC_IS_DCE4(rdev)) { if ((i == 7) && @@ -1996,10 +2008,14 @@ static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev) return state_index; /* last mode is usually default, array is low to high */ for (i = 0; i < num_modes; i++) { + rdev->pm.power_state[state_index].clock_info = + kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL); + if (!rdev->pm.power_state[state_index].clock_info) + return state_index; + rdev->pm.power_state[state_index].num_clock_modes = 1; rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE; switch (frev) { case 1: - rdev->pm.power_state[state_index].num_clock_modes = 1; rdev->pm.power_state[state_index].clock_info[0].mclk = le16_to_cpu(power_info->info.asPowerPlayInfo[i].usMemoryClock); rdev->pm.power_state[state_index].clock_info[0].sclk = @@ -2035,7 +2051,6 @@ static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev) state_index++; break; case 2: - rdev->pm.power_state[state_index].num_clock_modes = 1; rdev->pm.power_state[state_index].clock_info[0].mclk = le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMemoryClock); rdev->pm.power_state[state_index].clock_info[0].sclk = @@ -2072,7 +2087,6 @@ static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev) state_index++; break; case 3: - rdev->pm.power_state[state_index].num_clock_modes = 1; rdev->pm.power_state[state_index].clock_info[0].mclk = le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMemoryClock); rdev->pm.power_state[state_index].clock_info[0].sclk = @@ -2257,7 +2271,7 @@ static void radeon_atombios_parse_pplib_non_clock_info(struct radeon_device *rde rdev->pm.default_power_state_index = state_index; rdev->pm.power_state[state_index].default_clock_mode = &rdev->pm.power_state[state_index].clock_info[mode_index - 1]; - if (ASIC_IS_DCE5(rdev)) { + if (ASIC_IS_DCE5(rdev) && !(rdev->flags & RADEON_IS_IGP)) { /* NI chips post without MC ucode, so default clocks are strobe mode only */ rdev->pm.default_sclk = rdev->pm.power_state[state_index].clock_info[0].sclk; rdev->pm.default_mclk = rdev->pm.power_state[state_index].clock_info[0].mclk; @@ -2377,17 +2391,31 @@ static int radeon_atombios_parse_power_table_4_5(struct radeon_device *rdev) le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset) + (power_state->v1.ucNonClockStateIndex * power_info->pplib.ucNonClockSize)); - for (j = 0; j < (power_info->pplib.ucStateEntrySize - 1); j++) { - clock_info = (union pplib_clock_info *) - (mode_info->atom_context->bios + data_offset + - le16_to_cpu(power_info->pplib.usClockInfoArrayOffset) + - (power_state->v1.ucClockStateIndices[j] * - power_info->pplib.ucClockInfoSize)); - valid = radeon_atombios_parse_pplib_clock_info(rdev, - state_index, mode_index, - clock_info); - if (valid) - mode_index++; + rdev->pm.power_state[i].clock_info = kzalloc(sizeof(struct radeon_pm_clock_info) * + ((power_info->pplib.ucStateEntrySize - 1) ? + (power_info->pplib.ucStateEntrySize - 1) : 1), + GFP_KERNEL); + if (!rdev->pm.power_state[i].clock_info) + return state_index; + if (power_info->pplib.ucStateEntrySize - 1) { + for (j = 0; j < (power_info->pplib.ucStateEntrySize - 1); j++) { + clock_info = (union pplib_clock_info *) + (mode_info->atom_context->bios + data_offset + + le16_to_cpu(power_info->pplib.usClockInfoArrayOffset) + + (power_state->v1.ucClockStateIndices[j] * + power_info->pplib.ucClockInfoSize)); + valid = radeon_atombios_parse_pplib_clock_info(rdev, + state_index, mode_index, + clock_info); + if (valid) + mode_index++; + } + } else { + rdev->pm.power_state[state_index].clock_info[0].mclk = + rdev->clock.default_mclk; + rdev->pm.power_state[state_index].clock_info[0].sclk = + rdev->clock.default_sclk; + mode_index++; } rdev->pm.power_state[state_index].num_clock_modes = mode_index; if (mode_index) { @@ -2456,18 +2484,32 @@ static int radeon_atombios_parse_power_table_6(struct radeon_device *rdev) non_clock_array_index = i; /* power_state->v2.nonClockInfoIndex */ non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *) &non_clock_info_array->nonClockInfo[non_clock_array_index]; - for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) { - clock_array_index = power_state->v2.clockInfoIndex[j]; - /* XXX this might be an inagua bug... */ - if (clock_array_index >= clock_info_array->ucNumEntries) - continue; - clock_info = (union pplib_clock_info *) - &clock_info_array->clockInfo[clock_array_index]; - valid = radeon_atombios_parse_pplib_clock_info(rdev, - state_index, mode_index, - clock_info); - if (valid) - mode_index++; + rdev->pm.power_state[i].clock_info = kzalloc(sizeof(struct radeon_pm_clock_info) * + (power_state->v2.ucNumDPMLevels ? + power_state->v2.ucNumDPMLevels : 1), + GFP_KERNEL); + if (!rdev->pm.power_state[i].clock_info) + return state_index; + if (power_state->v2.ucNumDPMLevels) { + for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) { + clock_array_index = power_state->v2.clockInfoIndex[j]; + /* XXX this might be an inagua bug... */ + if (clock_array_index >= clock_info_array->ucNumEntries) + continue; + clock_info = (union pplib_clock_info *) + &clock_info_array->clockInfo[clock_array_index]; + valid = radeon_atombios_parse_pplib_clock_info(rdev, + state_index, mode_index, + clock_info); + if (valid) + mode_index++; + } + } else { + rdev->pm.power_state[state_index].clock_info[0].mclk = + rdev->clock.default_mclk; + rdev->pm.power_state[state_index].clock_info[0].sclk = + rdev->clock.default_sclk; + mode_index++; } rdev->pm.power_state[state_index].num_clock_modes = mode_index; if (mode_index) { @@ -2524,19 +2566,23 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev) } else { rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state), GFP_KERNEL); if (rdev->pm.power_state) { - /* add the default mode */ - rdev->pm.power_state[state_index].type = - POWER_STATE_TYPE_DEFAULT; - rdev->pm.power_state[state_index].num_clock_modes = 1; - rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk; - rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk; - rdev->pm.power_state[state_index].default_clock_mode = - &rdev->pm.power_state[state_index].clock_info[0]; - rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE; - rdev->pm.power_state[state_index].pcie_lanes = 16; - rdev->pm.default_power_state_index = state_index; - rdev->pm.power_state[state_index].flags = 0; - state_index++; + rdev->pm.power_state[0].clock_info = + kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL); + if (rdev->pm.power_state[0].clock_info) { + /* add the default mode */ + rdev->pm.power_state[state_index].type = + POWER_STATE_TYPE_DEFAULT; + rdev->pm.power_state[state_index].num_clock_modes = 1; + rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk; + rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk; + rdev->pm.power_state[state_index].default_clock_mode = + &rdev->pm.power_state[state_index].clock_info[0]; + rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE; + rdev->pm.power_state[state_index].pcie_lanes = 16; + rdev->pm.default_power_state_index = state_index; + rdev->pm.power_state[state_index].flags = 0; + state_index++; + } } } diff --git a/drivers/gpu/drm/radeon/radeon_benchmark.c b/drivers/gpu/drm/radeon/radeon_benchmark.c index 5cafc90de7f..17e1a9b2d8f 100644 --- a/drivers/gpu/drm/radeon/radeon_benchmark.c +++ b/drivers/gpu/drm/radeon/radeon_benchmark.c @@ -98,7 +98,7 @@ static void radeon_benchmark_move(struct radeon_device *rdev, unsigned size, struct radeon_bo *sobj = NULL; uint64_t saddr, daddr; int r, n; - unsigned int time; + int time; n = RADEON_BENCHMARK_ITERATIONS; r = radeon_bo_create(rdev, size, PAGE_SIZE, true, sdomain, &sobj); diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index 8bf83c4b414..81fc100be7e 100644 --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -2563,14 +2563,17 @@ void radeon_combios_get_power_modes(struct radeon_device *rdev) /* allocate 2 power states */ rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) * 2, GFP_KERNEL); - if (!rdev->pm.power_state) { - rdev->pm.default_power_state_index = state_index; - rdev->pm.num_power_states = 0; - - rdev->pm.current_power_state_index = rdev->pm.default_power_state_index; - rdev->pm.current_clock_mode_index = 0; - return; - } + if (rdev->pm.power_state) { + /* allocate 1 clock mode per state */ + rdev->pm.power_state[0].clock_info = + kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL); + rdev->pm.power_state[1].clock_info = + kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL); + if (!rdev->pm.power_state[0].clock_info || + !rdev->pm.power_state[1].clock_info) + goto pm_failed; + } else + goto pm_failed; /* check for a thermal chip */ offset = combios_get_table_offset(dev, COMBIOS_OVERDRIVE_INFO_TABLE); @@ -2735,6 +2738,14 @@ default_mode: rdev->pm.current_power_state_index = rdev->pm.default_power_state_index; rdev->pm.current_clock_mode_index = 0; + return; + +pm_failed: + rdev->pm.default_power_state_index = state_index; + rdev->pm.num_power_states = 0; + + rdev->pm.current_power_state_index = rdev->pm.default_power_state_index; + rdev->pm.current_clock_mode_index = 0; } void radeon_external_tmds_setup(struct drm_encoder *encoder) diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index fae00c0d75a..ccaa243c144 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -222,7 +222,7 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) struct radeon_cs_chunk *ib_chunk; int r; - mutex_lock(&rdev->cs_mutex); + radeon_mutex_lock(&rdev->cs_mutex); /* initialize parser */ memset(&parser, 0, sizeof(struct radeon_cs_parser)); parser.filp = filp; @@ -233,14 +233,14 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) if (r) { DRM_ERROR("Failed to initialize parser !\n"); radeon_cs_parser_fini(&parser, r); - mutex_unlock(&rdev->cs_mutex); + radeon_mutex_unlock(&rdev->cs_mutex); return r; } r = radeon_ib_get(rdev, &parser.ib); if (r) { DRM_ERROR("Failed to get ib !\n"); radeon_cs_parser_fini(&parser, r); - mutex_unlock(&rdev->cs_mutex); + radeon_mutex_unlock(&rdev->cs_mutex); return r; } r = radeon_cs_parser_relocs(&parser); @@ -248,7 +248,7 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) if (r != -ERESTARTSYS) DRM_ERROR("Failed to parse relocation %d!\n", r); radeon_cs_parser_fini(&parser, r); - mutex_unlock(&rdev->cs_mutex); + radeon_mutex_unlock(&rdev->cs_mutex); return r; } /* Copy the packet into the IB, the parser will read from the @@ -260,14 +260,14 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) if (r || parser.parser_error) { DRM_ERROR("Invalid command stream !\n"); radeon_cs_parser_fini(&parser, r); - mutex_unlock(&rdev->cs_mutex); + radeon_mutex_unlock(&rdev->cs_mutex); return r; } r = radeon_cs_finish_pages(&parser); if (r) { DRM_ERROR("Invalid command stream !\n"); radeon_cs_parser_fini(&parser, r); - mutex_unlock(&rdev->cs_mutex); + radeon_mutex_unlock(&rdev->cs_mutex); return r; } r = radeon_ib_schedule(rdev, parser.ib); @@ -275,7 +275,7 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) DRM_ERROR("Failed to schedule IB !\n"); } radeon_cs_parser_fini(&parser, r); - mutex_unlock(&rdev->cs_mutex); + radeon_mutex_unlock(&rdev->cs_mutex); return r; } diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index c33bc914d93..c4d00a17141 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -716,7 +716,7 @@ int radeon_device_init(struct radeon_device *rdev, /* mutex initialization are all done here so we * can recall function without having locking issues */ - mutex_init(&rdev->cs_mutex); + radeon_mutex_init(&rdev->cs_mutex); mutex_init(&rdev->ib_pool.mutex); mutex_init(&rdev->cp.mutex); mutex_init(&rdev->dc_hw_i2c_mutex); @@ -955,6 +955,9 @@ int radeon_gpu_reset(struct radeon_device *rdev) int r; int resched; + /* Prevent CS ioctl from interfering */ + radeon_mutex_lock(&rdev->cs_mutex); + radeon_save_bios_scratch_regs(rdev); /* block TTM */ resched = ttm_bo_lock_delayed_workqueue(&rdev->mman.bdev); @@ -967,10 +970,15 @@ int radeon_gpu_reset(struct radeon_device *rdev) radeon_restore_bios_scratch_regs(rdev); drm_helper_resume_force_mode(rdev->ddev); ttm_bo_unlock_delayed_workqueue(&rdev->mman.bdev, resched); - return 0; } - /* bad news, how to tell it to userspace ? */ - dev_info(rdev->dev, "GPU reset failed\n"); + + radeon_mutex_unlock(&rdev->cs_mutex); + + if (r) { + /* bad news, how to tell it to userspace ? */ + dev_info(rdev->dev, "GPU reset failed\n"); + } + return r; } diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c index 41a5d48e657..daadf211104 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c @@ -991,12 +991,6 @@ static bool radeon_crtc_mode_fixup(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { - struct drm_device *dev = crtc->dev; - struct radeon_device *rdev = dev->dev_private; - - /* adjust pm to upcoming mode change */ - radeon_pm_compute_clocks(rdev); - if (!radeon_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode)) return false; return true; diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index 6fabe89fa6a..78a665bd951 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -53,6 +53,24 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev); #define ACPI_AC_CLASS "ac_adapter" +int radeon_pm_get_type_index(struct radeon_device *rdev, + enum radeon_pm_state_type ps_type, + int instance) +{ + int i; + int found_instance = -1; + + for (i = 0; i < rdev->pm.num_power_states; i++) { + if (rdev->pm.power_state[i].type == ps_type) { + found_instance++; + if (found_instance == instance) + return i; + } + } + /* return default if no match */ + return rdev->pm.default_power_state_index; +} + #ifdef CONFIG_ACPI static int radeon_acpi_event(struct notifier_block *nb, unsigned long val, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 03daefa7339..880e285d757 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -105,6 +105,10 @@ int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, struct vmw_dma_buffer *dmabuf = NULL; int ret; + /* A lot of the code assumes this */ + if (handle && (width != 64 || height != 64)) + return -EINVAL; + if (handle) { ret = vmw_user_surface_lookup_handle(dev_priv, tfile, handle, &surface); @@ -410,8 +414,9 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv, top = clips->y1; bottom = clips->y2; - clips_ptr = clips; - for (i = 1; i < num_clips; i++, clips_ptr += inc) { + /* skip the first clip rect */ + for (i = 1, clips_ptr = clips + inc; + i < num_clips; i++, clips_ptr += inc) { left = min_t(int, left, (int)clips_ptr->x1); right = max_t(int, right, (int)clips_ptr->x2); top = min_t(int, top, (int)clips_ptr->y1); @@ -1323,7 +1328,10 @@ int vmw_kms_close(struct vmw_private *dev_priv) * drm_encoder_cleanup which takes the lock we deadlock. */ drm_mode_config_cleanup(dev_priv->dev); - vmw_kms_close_legacy_display_system(dev_priv); + if (dev_priv->sou_priv) + vmw_kms_close_screen_object_display(dev_priv); + else + vmw_kms_close_legacy_display_system(dev_priv); return 0; } diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c index c72f1c0b5e6..bdde899af72 100644 --- a/drivers/gpu/vga/vgaarb.c +++ b/drivers/gpu/vga/vgaarb.c @@ -465,31 +465,29 @@ static void vga_arbiter_check_bridge_sharing(struct vga_device *vgadev) while (new_bus) { new_bridge = new_bus->self; - if (new_bridge) { - /* go through list of devices already registered */ - list_for_each_entry(same_bridge_vgadev, &vga_list, list) { - bus = same_bridge_vgadev->pdev->bus; - bridge = bus->self; - - /* see if the share a bridge with this device */ - if (new_bridge == bridge) { - /* if their direct parent bridge is the same - as any bridge of this device then it can't be used - for that device */ - same_bridge_vgadev->bridge_has_one_vga = false; - } + /* go through list of devices already registered */ + list_for_each_entry(same_bridge_vgadev, &vga_list, list) { + bus = same_bridge_vgadev->pdev->bus; + bridge = bus->self; + + /* see if the share a bridge with this device */ + if (new_bridge == bridge) { + /* if their direct parent bridge is the same + as any bridge of this device then it can't be used + for that device */ + same_bridge_vgadev->bridge_has_one_vga = false; + } - /* now iterate the previous devices bridge hierarchy */ - /* if the new devices parent bridge is in the other devices - hierarchy then we can't use it to control this device */ - while (bus) { - bridge = bus->self; - if (bridge) { - if (bridge == vgadev->pdev->bus->self) - vgadev->bridge_has_one_vga = false; - } - bus = bus->parent; + /* now iterate the previous devices bridge hierarchy */ + /* if the new devices parent bridge is in the other devices + hierarchy then we can't use it to control this device */ + while (bus) { + bridge = bus->self; + if (bridge) { + if (bridge == vgadev->pdev->bus->self) + vgadev->bridge_has_one_vga = false; } + bus = bus->parent; } } new_bus = new_bus->parent; diff --git a/drivers/hwspinlock/u8500_hsem.c b/drivers/hwspinlock/u8500_hsem.c index 143461a95ae..86980fe0411 100644 --- a/drivers/hwspinlock/u8500_hsem.c +++ b/drivers/hwspinlock/u8500_hsem.c @@ -21,6 +21,7 @@ * General Public License for more details. */ +#include <linux/module.h> #include <linux/delay.h> #include <linux/io.h> #include <linux/pm_runtime.h> @@ -108,10 +109,8 @@ static int __devinit u8500_hsem_probe(struct platform_device *pdev) return -ENODEV; io_base = ioremap(res->start, resource_size(res)); - if (!io_base) { - ret = -ENOMEM; - goto free_state; - } + if (!io_base) + return -ENOMEM; /* make sure protocol 1 is selected */ val = readl(io_base + HSEM_CTRL_REG); diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index 04b09564bfa..8126824dacc 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -43,7 +43,6 @@ /* For SCSI -> ATAPI command conversion */ #include <scsi/scsi.h> -#include <linux/irq.h> #include <linux/io.h> #include <asm/byteorder.h> #include <linux/uaccess.h> diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c index 61fdf544fbd..3d42043fec5 100644 --- a/drivers/ide/ide-floppy.c +++ b/drivers/ide/ide-floppy.c @@ -35,7 +35,6 @@ #include <scsi/scsi_ioctl.h> #include <asm/byteorder.h> -#include <linux/irq.h> #include <linux/uaccess.h> #include <linux/io.h> #include <asm/unaligned.h> diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c index 7ecb1ade887..ce8237d3615 100644 --- a/drivers/ide/ide-tape.c +++ b/drivers/ide/ide-tape.c @@ -41,7 +41,6 @@ #include <scsi/scsi.h> #include <asm/byteorder.h> -#include <linux/irq.h> #include <linux/uaccess.h> #include <linux/io.h> #include <asm/unaligned.h> diff --git a/drivers/iommu/omap-iommu-debug.c b/drivers/iommu/omap-iommu-debug.c index 9c192e79f80..288da5c1499 100644 --- a/drivers/iommu/omap-iommu-debug.c +++ b/drivers/iommu/omap-iommu-debug.c @@ -10,6 +10,7 @@ * published by the Free Software Foundation. */ +#include <linux/module.h> #include <linux/err.h> #include <linux/clk.h> #include <linux/io.h> diff --git a/drivers/iommu/omap-iovmm.c b/drivers/iommu/omap-iovmm.c index e8fdb8830f6..46be456fcc0 100644 --- a/drivers/iommu/omap-iovmm.c +++ b/drivers/iommu/omap-iovmm.c @@ -10,6 +10,7 @@ * published by the Free Software Foundation. */ +#include <linux/module.h> #include <linux/err.h> #include <linux/slab.h> #include <linux/vmalloc.h> diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c index 661b692573e..6d5628bb060 100644 --- a/drivers/leds/led-class.c +++ b/drivers/leds/led-class.c @@ -270,11 +270,8 @@ void led_blink_set(struct led_classdev *led_cdev, del_timer_sync(&led_cdev->blink_timer); if (led_cdev->blink_set && - !led_cdev->blink_set(led_cdev, delay_on, delay_off)) { - led_cdev->blink_delay_on = *delay_on; - led_cdev->blink_delay_off = *delay_off; + !led_cdev->blink_set(led_cdev, delay_on, delay_off)) return; - } /* blink with 1 Hz as default if nothing specified */ if (!*delay_on && !*delay_off) diff --git a/drivers/macintosh/via-macii.c b/drivers/macintosh/via-macii.c index 817f37a875c..c9570fcf1cc 100644 --- a/drivers/macintosh/via-macii.c +++ b/drivers/macintosh/via-macii.c @@ -159,7 +159,7 @@ int macii_init(void) err = macii_init_via(); if (err) goto out; - err = request_irq(IRQ_MAC_ADB, macii_interrupt, IRQ_FLG_LOCK, "ADB", + err = request_irq(IRQ_MAC_ADB, macii_interrupt, 0, "ADB", macii_interrupt); if (err) goto out; diff --git a/drivers/macintosh/via-maciisi.c b/drivers/macintosh/via-maciisi.c index 9ab5b0c34f0..34d02a91b29 100644 --- a/drivers/macintosh/via-maciisi.c +++ b/drivers/macintosh/via-maciisi.c @@ -122,8 +122,8 @@ maciisi_init(void) return err; } - if (request_irq(IRQ_MAC_ADB, maciisi_interrupt, IRQ_FLG_LOCK | IRQ_FLG_FAST, - "ADB", maciisi_interrupt)) { + if (request_irq(IRQ_MAC_ADB, maciisi_interrupt, 0, "ADB", + maciisi_interrupt)) { printk(KERN_ERR "maciisi_init: can't get irq %d\n", IRQ_MAC_ADB); return -EAGAIN; } diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 472aedfb07c..297e2609217 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -3110,7 +3110,7 @@ static void handle_stripe(struct stripe_head *sh) struct r5dev *pdev, *qdev; clear_bit(STRIPE_HANDLE, &sh->state); - if (test_and_set_bit(STRIPE_ACTIVE, &sh->state)) { + if (test_and_set_bit_lock(STRIPE_ACTIVE, &sh->state)) { /* already being handled, ensure it gets handled * again when current action finishes */ set_bit(STRIPE_HANDLE, &sh->state); @@ -3159,10 +3159,14 @@ static void handle_stripe(struct stripe_head *sh) /* check if the array has lost more than max_degraded devices and, * if so, some requests might need to be failed. */ - if (s.failed > conf->max_degraded && s.to_read+s.to_write+s.written) - handle_failed_stripe(conf, sh, &s, disks, &s.return_bi); - if (s.failed > conf->max_degraded && s.syncing) - handle_failed_sync(conf, sh, &s); + if (s.failed > conf->max_degraded) { + sh->check_state = 0; + sh->reconstruct_state = 0; + if (s.to_read+s.to_write+s.written) + handle_failed_stripe(conf, sh, &s, disks, &s.return_bi); + if (s.syncing) + handle_failed_sync(conf, sh, &s); + } /* * might be able to return some write requests if the parity blocks @@ -3371,7 +3375,7 @@ finish: return_io(s.return_bi); - clear_bit(STRIPE_ACTIVE, &sh->state); + clear_bit_unlock(STRIPE_ACTIVE, &sh->state); } static void raid5_activate_delayed(struct r5conf *conf) diff --git a/drivers/media/dvb/dvb-usb/mxl111sf-i2c.c b/drivers/media/dvb/dvb-usb/mxl111sf-i2c.c index 2e8c288258a..34434557ef6 100644 --- a/drivers/media/dvb/dvb-usb/mxl111sf-i2c.c +++ b/drivers/media/dvb/dvb-usb/mxl111sf-i2c.c @@ -398,7 +398,6 @@ static int mxl111sf_i2c_readagain(struct mxl111sf_state *state, u8 i2c_r_data[24]; u8 i = 0; u8 fifo_status = 0; - int ret; int status = 0; mxl_i2c("read %d bytes", count); @@ -418,7 +417,7 @@ static int mxl111sf_i2c_readagain(struct mxl111sf_state *state, i2c_w_data[4+(i*3)] = 0x00; } - ret = mxl111sf_i2c_get_data(state, 0, i2c_w_data, i2c_r_data); + mxl111sf_i2c_get_data(state, 0, i2c_w_data, i2c_r_data); /* Check for I2C NACK status */ if (mxl111sf_i2c_check_status(state) == 1) { diff --git a/drivers/media/dvb/dvb-usb/mxl111sf-phy.c b/drivers/media/dvb/dvb-usb/mxl111sf-phy.c index 91dc1fc2825..b741b3a7a32 100644 --- a/drivers/media/dvb/dvb-usb/mxl111sf-phy.c +++ b/drivers/media/dvb/dvb-usb/mxl111sf-phy.c @@ -296,8 +296,7 @@ int mxl111sf_config_spi(struct mxl111sf_state *state, int onoff) goto fail; ret = mxl111sf_write_reg(state, 0x00, 0x00); - if (mxl_fail(ret)) - goto fail; + mxl_fail(ret); fail: return ret; } @@ -328,11 +327,13 @@ int mxl111sf_idac_config(struct mxl111sf_state *state, /* set hysteresis value reg: 0x0B<5:0> */ ret = mxl111sf_write_reg(state, V6_IDAC_HYSTERESIS_REG, (hysteresis_value & 0x3F)); + mxl_fail(ret); } ret = mxl111sf_write_reg(state, V6_IDAC_SETTINGS_REG, val); + mxl_fail(ret); - return val; + return ret; } /* diff --git a/drivers/media/video/s5k6aa.c b/drivers/media/video/s5k6aa.c index 2446736b787..0df7f2a4181 100644 --- a/drivers/media/video/s5k6aa.c +++ b/drivers/media/video/s5k6aa.c @@ -19,6 +19,7 @@ #include <linux/gpio.h> #include <linux/i2c.h> #include <linux/media.h> +#include <linux/module.h> #include <linux/regulator/consumer.h> #include <linux/slab.h> diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_dec.c b/drivers/media/video/s5p-mfc/s5p_mfc_dec.c index 725634d9736..844a4d7797b 100644 --- a/drivers/media/video/s5p-mfc/s5p_mfc_dec.c +++ b/drivers/media/video/s5p-mfc/s5p_mfc_dec.c @@ -220,8 +220,8 @@ static int vidioc_querycap(struct file *file, void *priv, strncpy(cap->card, dev->plat_dev->name, sizeof(cap->card) - 1); cap->bus_info[0] = 0; cap->version = KERNEL_VERSION(1, 0, 0); - cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_VIDEO_OUTPUT - | V4L2_CAP_STREAMING; + cap->capabilities = V4L2_CAP_VIDEO_CAPTURE_MPLANE | + V4L2_CAP_VIDEO_OUTPUT_MPLANE | V4L2_CAP_STREAMING; return 0; } diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_enc.c b/drivers/media/video/s5p-mfc/s5p_mfc_enc.c index ecef127dbc6..1e8cdb77d4b 100644 --- a/drivers/media/video/s5p-mfc/s5p_mfc_enc.c +++ b/drivers/media/video/s5p-mfc/s5p_mfc_enc.c @@ -785,8 +785,8 @@ static int vidioc_querycap(struct file *file, void *priv, strncpy(cap->card, dev->plat_dev->name, sizeof(cap->card) - 1); cap->bus_info[0] = 0; cap->version = KERNEL_VERSION(1, 0, 0); - cap->capabilities = V4L2_CAP_VIDEO_CAPTURE - | V4L2_CAP_VIDEO_OUTPUT + cap->capabilities = V4L2_CAP_VIDEO_CAPTURE_MPLANE + | V4L2_CAP_VIDEO_OUTPUT_MPLANE | V4L2_CAP_STREAMING; return 0; } diff --git a/drivers/media/video/uvc/uvc_ctrl.c b/drivers/media/video/uvc/uvc_ctrl.c index 10c2364f3e8..254d3268884 100644 --- a/drivers/media/video/uvc/uvc_ctrl.c +++ b/drivers/media/video/uvc/uvc_ctrl.c @@ -1016,7 +1016,8 @@ int uvc_query_v4l2_menu(struct uvc_video_chain *chain, menu_info = &mapping->menu_info[query_menu->index]; - if (ctrl->info.flags & UVC_CTRL_FLAG_GET_RES) { + if (mapping->data_type == UVC_CTRL_DATA_TYPE_BITMASK && + (ctrl->info.flags & UVC_CTRL_FLAG_GET_RES)) { s32 bitmap; if (!ctrl->cached) { @@ -1225,7 +1226,8 @@ int uvc_ctrl_set(struct uvc_video_chain *chain, /* Valid menu indices are reported by the GET_RES request for * UVC controls that support it. */ - if (ctrl->info.flags & UVC_CTRL_FLAG_GET_RES) { + if (mapping->data_type == UVC_CTRL_DATA_TYPE_BITMASK && + (ctrl->info.flags & UVC_CTRL_FLAG_GET_RES)) { if (!ctrl->cached) { ret = uvc_ctrl_populate_cache(chain, ctrl); if (ret < 0) diff --git a/drivers/media/video/v4l2-ctrls.c b/drivers/media/video/v4l2-ctrls.c index f17f92b86a3..0f415dade05 100644 --- a/drivers/media/video/v4l2-ctrls.c +++ b/drivers/media/video/v4l2-ctrls.c @@ -821,8 +821,8 @@ static void send_event(struct v4l2_fh *fh, struct v4l2_ctrl *ctrl, u32 changes) fill_event(&ev, ctrl, changes); list_for_each_entry(sev, &ctrl->ev_subs, node) - if (sev->fh && (sev->fh != fh || - (sev->flags & V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK))) + if (sev->fh != fh || + (sev->flags & V4L2_EVENT_SUB_FL_ALLOW_FEEDBACK)) v4l2_event_queue_fh(sev->fh, &ev); } @@ -947,6 +947,7 @@ static void new_to_cur(struct v4l2_fh *fh, struct v4l2_ctrl *ctrl, if (ctrl->cluster[0]->has_volatiles) ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE; } + fh = NULL; } if (changed || update_inactive) { /* If a control was changed that was not one of the controls diff --git a/drivers/media/video/v4l2-event.c b/drivers/media/video/v4l2-event.c index 46037f22552..c26ad963714 100644 --- a/drivers/media/video/v4l2-event.c +++ b/drivers/media/video/v4l2-event.c @@ -216,6 +216,9 @@ int v4l2_event_subscribe(struct v4l2_fh *fh, unsigned long flags; unsigned i; + if (sub->type == V4L2_EVENT_ALL) + return -EINVAL; + if (elems < 1) elems = 1; if (sub->type == V4L2_EVENT_CTRL) { @@ -283,6 +286,7 @@ int v4l2_event_unsubscribe(struct v4l2_fh *fh, { struct v4l2_subscribed_event *sev; unsigned long flags; + int i; if (sub->type == V4L2_EVENT_ALL) { v4l2_event_unsubscribe_all(fh); @@ -293,8 +297,12 @@ int v4l2_event_unsubscribe(struct v4l2_fh *fh, sev = v4l2_event_subscribed(fh, sub->type, sub->id); if (sev != NULL) { + /* Remove any pending events for this subscription */ + for (i = 0; i < sev->in_use; i++) { + list_del(&sev->events[sev_pos(sev, i)].list); + fh->navailable--; + } list_del(&sev->list); - sev->fh = NULL; } spin_unlock_irqrestore(&fh->vdev->fh_lock, flags); diff --git a/drivers/media/video/videobuf2-core.c b/drivers/media/video/videobuf2-core.c index 979e544388c..95a3f5e82ae 100644 --- a/drivers/media/video/videobuf2-core.c +++ b/drivers/media/video/videobuf2-core.c @@ -131,6 +131,7 @@ static void __setup_offsets(struct vb2_queue *q, unsigned int n) continue; for (plane = 0; plane < vb->num_planes; ++plane) { + vb->v4l2_planes[plane].length = q->plane_sizes[plane]; vb->v4l2_planes[plane].m.mem_offset = off; dprintk(3, "Buffer %d, plane %d offset 0x%08lx\n", @@ -264,6 +265,7 @@ static void __vb2_queue_free(struct vb2_queue *q, unsigned int buffers) q->num_buffers -= buffers; if (!q->num_buffers) q->memory = 0; + INIT_LIST_HEAD(&q->queued_list); } /** @@ -296,14 +298,14 @@ static bool __buffer_in_use(struct vb2_queue *q, struct vb2_buffer *vb) { unsigned int plane; for (plane = 0; plane < vb->num_planes; ++plane) { + void *mem_priv = vb->planes[plane].mem_priv; /* * If num_users() has not been provided, call_memop * will return 0, apparently nobody cares about this * case anyway. If num_users() returns more than 1, * we are not the only user of the plane's memory. */ - if (call_memop(q, plane, num_users, - vb->planes[plane].mem_priv) > 1) + if (mem_priv && call_memop(q, plane, num_users, mem_priv) > 1) return true; } return false; diff --git a/drivers/mfd/ab5500-core.c b/drivers/mfd/ab5500-core.c index 4175544b491..ec10629a0b0 100644 --- a/drivers/mfd/ab5500-core.c +++ b/drivers/mfd/ab5500-core.c @@ -13,6 +13,7 @@ * TODO: Event handling with irq_chip. Waiting for PRCMU fw support. */ +#include <linux/module.h> #include <linux/mutex.h> #include <linux/err.h> #include <linux/platform_device.h> diff --git a/drivers/mfd/ab5500-debugfs.c b/drivers/mfd/ab5500-debugfs.c index 6be1fe6b5f9..43c0ebb8195 100644 --- a/drivers/mfd/ab5500-debugfs.c +++ b/drivers/mfd/ab5500-debugfs.c @@ -4,6 +4,7 @@ * Debugfs support for the AB5500 MFD driver */ +#include <linux/export.h> #include <linux/debugfs.h> #include <linux/seq_file.h> #include <linux/mfd/ab5500/ab5500.h> diff --git a/drivers/misc/eeprom/Kconfig b/drivers/misc/eeprom/Kconfig index 26cf12ca7f5..701edf65897 100644 --- a/drivers/misc/eeprom/Kconfig +++ b/drivers/misc/eeprom/Kconfig @@ -85,7 +85,7 @@ config EEPROM_93XX46 config EEPROM_DIGSY_MTC_CFG bool "DigsyMTC display configuration EEPROMs device" - depends on PPC_MPC5200_GPIO && GPIOLIB && SPI_GPIO + depends on GPIO_MPC5200 && SPI_GPIO help This option enables access to display configuration EEPROMs on digsy_mtc board. You have to additionally select Microwire diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index ae57769ba50..4b976f00ea8 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -32,6 +32,7 @@ /* VENDOR SPEC register */ #define SDHCI_VENDOR_SPEC 0xC0 #define SDHCI_VENDOR_SPEC_SDIO_QUIRK 0x00000002 +#define SDHCI_WTMK_LVL 0x44 #define SDHCI_MIX_CTRL 0x48 /* @@ -476,6 +477,13 @@ static int __devinit sdhci_esdhc_imx_probe(struct platform_device *pdev) if (is_imx53_esdhc(imx_data)) imx_data->flags |= ESDHC_FLAG_MULTIBLK_NO_INT; + /* + * The imx6q ROM code will change the default watermark level setting + * to something insane. Change it back here. + */ + if (is_imx6q_usdhc(imx_data)) + writel(0x08100810, host->ioaddr + SDHCI_WTMK_LVL); + boarddata = &imx_data->boarddata; if (sdhci_esdhc_imx_probe_dt(pdev, boarddata) < 0) { if (!host->mmc->parent->platform_data) { diff --git a/drivers/mtd/maps/bcm963xx-flash.c b/drivers/mtd/maps/bcm963xx-flash.c index 608967fe74c..736ca10ca9f 100644 --- a/drivers/mtd/maps/bcm963xx-flash.c +++ b/drivers/mtd/maps/bcm963xx-flash.c @@ -21,6 +21,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/slab.h> +#include <linux/module.h> #include <linux/mtd/map.h> #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig index ef566443f94..e17e2f8001d 100644 --- a/drivers/pinctrl/Kconfig +++ b/drivers/pinctrl/Kconfig @@ -2,23 +2,17 @@ # PINCTRL infrastructure and drivers # -menuconfig PINCTRL - bool "PINCTRL Support" +config PINCTRL + bool depends on EXPERIMENTAL - help - This enables the PINCTRL subsystem for controlling pins - on chip packages, for example multiplexing pins on primarily - PGA and BGA packages for systems on chip. - - If unsure, say N. if PINCTRL +menu "Pin controllers" + depends on PINCTRL + config PINMUX bool "Support pinmux controllers" - help - Say Y here if you want the pincontrol subsystem to handle pin - multiplexing drivers. config DEBUG_PINCTRL bool "Debug PINCTRL calls" @@ -30,14 +24,12 @@ config PINMUX_SIRF bool "CSR SiRFprimaII pinmux driver" depends on ARCH_PRIMA2 select PINMUX - help - Say Y here to enable the SiRFprimaII pinmux driver config PINMUX_U300 bool "U300 pinmux driver" depends on ARCH_U300 select PINMUX - help - Say Y here to enable the U300 pinmux driver + +endmenu endif diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index f4e3d82379d..7f43cf86d77 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -83,8 +83,10 @@ config DELL_LAPTOP depends on EXPERIMENTAL depends on BACKLIGHT_CLASS_DEVICE depends on RFKILL || RFKILL = n - depends on POWER_SUPPLY depends on SERIO_I8042 + select POWER_SUPPLY + select LEDS_CLASS + select NEW_LEDS default n ---help--- This driver adds support for rfkill and backlight control to Dell diff --git a/drivers/ps3/ps3-vuart.c b/drivers/ps3/ps3-vuart.c index d9fb729535a..fb7300837fe 100644 --- a/drivers/ps3/ps3-vuart.c +++ b/drivers/ps3/ps3-vuart.c @@ -952,7 +952,7 @@ static int ps3_vuart_bus_interrupt_get(void) } result = request_irq(vuart_bus_priv.virq, ps3_vuart_irq_handler, - IRQF_DISABLED, "vuart", &vuart_bus_priv); + 0, "vuart", &vuart_bus_priv); if (result) { pr_debug("%s:%d: request_irq failed (%d)\n", diff --git a/drivers/ps3/ps3stor_lib.c b/drivers/ps3/ps3stor_lib.c index cc328dec946..8c3f5adf1bc 100644 --- a/drivers/ps3/ps3stor_lib.c +++ b/drivers/ps3/ps3stor_lib.c @@ -167,7 +167,7 @@ int ps3stor_setup(struct ps3_storage_device *dev, irq_handler_t handler) goto fail_close_device; } - error = request_irq(dev->irq, handler, IRQF_DISABLED, + error = request_irq(dev->irq, handler, 0, dev->sbd.core.driver->name, dev); if (error) { dev_err(&dev->sbd.core, "%s:%u: request_irq failed %d\n", diff --git a/drivers/rtc/rtc-mrst.c b/drivers/rtc/rtc-mrst.c index d33544802a2..bb21f443fb7 100644 --- a/drivers/rtc/rtc-mrst.c +++ b/drivers/rtc/rtc-mrst.c @@ -76,12 +76,15 @@ static inline unsigned char vrtc_is_updating(void) /* * rtc_time's year contains the increment over 1900, but vRTC's YEAR * register can't be programmed to value larger than 0x64, so vRTC - * driver chose to use 1960 (1970 is UNIX time start point) as the base, + * driver chose to use 1972 (1970 is UNIX time start point) as the base, * and does the translation at read/write time. * - * Why not just use 1970 as the offset? it's because using 1960 will + * Why not just use 1970 as the offset? it's because using 1972 will * make it consistent in leap year setting for both vrtc and low-level - * physical rtc devices. + * physical rtc devices. Then why not use 1960 as the offset? If we use + * 1960, for a device's first use, its YEAR register is 0 and the system + * year will be parsed as 1960 which is not a valid UNIX time and will + * cause many applications to fail mysteriously. */ static int mrst_read_time(struct device *dev, struct rtc_time *time) { @@ -99,10 +102,10 @@ static int mrst_read_time(struct device *dev, struct rtc_time *time) time->tm_year = vrtc_cmos_read(RTC_YEAR); spin_unlock_irqrestore(&rtc_lock, flags); - /* Adjust for the 1960/1900 */ - time->tm_year += 60; + /* Adjust for the 1972/1900 */ + time->tm_year += 72; time->tm_mon--; - return RTC_24H; + return rtc_valid_tm(time); } static int mrst_set_time(struct device *dev, struct rtc_time *time) @@ -119,9 +122,9 @@ static int mrst_set_time(struct device *dev, struct rtc_time *time) min = time->tm_min; sec = time->tm_sec; - if (yrs < 70 || yrs > 138) + if (yrs < 72 || yrs > 138) return -EINVAL; - yrs -= 60; + yrs -= 72; spin_lock_irqsave(&rtc_lock, flags); diff --git a/drivers/sh/Makefile b/drivers/sh/Makefile index 24e6cec0ae8..67e272ab162 100644 --- a/drivers/sh/Makefile +++ b/drivers/sh/Makefile @@ -7,3 +7,11 @@ obj-$(CONFIG_HAVE_CLK) += clk/ obj-$(CONFIG_MAPLE) += maple/ obj-$(CONFIG_SUPERHYWAY) += superhyway/ obj-$(CONFIG_GENERIC_GPIO) += pfc.o + +# +# For the moment we only use this framework for ARM-based SH/R-Mobile +# platforms and generic SH. SH-based SH-Mobile platforms are still using +# an older framework that is pending up-porting, at which point this +# special casing can go away. +# +obj-$(CONFIG_SUPERH)$(CONFIG_ARCH_SHMOBILE) += pm_runtime.o diff --git a/drivers/sh/clk/core.c b/drivers/sh/clk/core.c index dc8d022c07a..db257a35e71 100644 --- a/drivers/sh/clk/core.c +++ b/drivers/sh/clk/core.c @@ -25,7 +25,6 @@ #include <linux/seq_file.h> #include <linux/err.h> #include <linux/io.h> -#include <linux/debugfs.h> #include <linux/cpufreq.h> #include <linux/clk.h> #include <linux/sh_clk.h> @@ -173,6 +172,26 @@ long clk_rate_div_range_round(struct clk *clk, unsigned int div_min, return clk_rate_round_helper(&div_range_round); } +static long clk_rate_mult_range_iter(unsigned int pos, + struct clk_rate_round_data *rounder) +{ + return clk_get_rate(rounder->arg) * pos; +} + +long clk_rate_mult_range_round(struct clk *clk, unsigned int mult_min, + unsigned int mult_max, unsigned long rate) +{ + struct clk_rate_round_data mult_range_round = { + .min = mult_min, + .max = mult_max, + .func = clk_rate_mult_range_iter, + .arg = clk_get_parent(clk), + .rate = rate, + }; + + return clk_rate_round_helper(&mult_range_round); +} + int clk_rate_table_find(struct clk *clk, struct cpufreq_frequency_table *freq_table, unsigned long rate) @@ -205,9 +224,6 @@ int clk_reparent(struct clk *child, struct clk *parent) list_add(&child->sibling, &parent->children); child->parent = parent; - /* now do the debugfs renaming to reattach the child - to the proper parent */ - return 0; } @@ -665,89 +681,6 @@ static int __init clk_syscore_init(void) subsys_initcall(clk_syscore_init); #endif -/* - * debugfs support to trace clock tree hierarchy and attributes - */ -static struct dentry *clk_debugfs_root; - -static int clk_debugfs_register_one(struct clk *c) -{ - int err; - struct dentry *d; - struct clk *pa = c->parent; - char s[255]; - char *p = s; - - p += sprintf(p, "%p", c); - d = debugfs_create_dir(s, pa ? pa->dentry : clk_debugfs_root); - if (!d) - return -ENOMEM; - c->dentry = d; - - d = debugfs_create_u8("usecount", S_IRUGO, c->dentry, (u8 *)&c->usecount); - if (!d) { - err = -ENOMEM; - goto err_out; - } - d = debugfs_create_u32("rate", S_IRUGO, c->dentry, (u32 *)&c->rate); - if (!d) { - err = -ENOMEM; - goto err_out; - } - d = debugfs_create_x32("flags", S_IRUGO, c->dentry, (u32 *)&c->flags); - if (!d) { - err = -ENOMEM; - goto err_out; - } - return 0; - -err_out: - debugfs_remove_recursive(c->dentry); - return err; -} - -static int clk_debugfs_register(struct clk *c) -{ - int err; - struct clk *pa = c->parent; - - if (pa && !pa->dentry) { - err = clk_debugfs_register(pa); - if (err) - return err; - } - - if (!c->dentry) { - err = clk_debugfs_register_one(c); - if (err) - return err; - } - return 0; -} - -static int __init clk_debugfs_init(void) -{ - struct clk *c; - struct dentry *d; - int err; - - d = debugfs_create_dir("clock", NULL); - if (!d) - return -ENOMEM; - clk_debugfs_root = d; - - list_for_each_entry(c, &clock_list, node) { - err = clk_debugfs_register(c); - if (err) - goto err_out; - } - return 0; -err_out: - debugfs_remove_recursive(clk_debugfs_root); - return err; -} -late_initcall(clk_debugfs_init); - static int __init clk_late_init(void) { unsigned long flags; diff --git a/drivers/sh/pm_runtime.c b/drivers/sh/pm_runtime.c new file mode 100644 index 00000000000..afe9282629b --- /dev/null +++ b/drivers/sh/pm_runtime.c @@ -0,0 +1,65 @@ +/* + * Runtime PM support code + * + * Copyright (C) 2009-2010 Magnus Damm + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/io.h> +#include <linux/pm_runtime.h> +#include <linux/pm_domain.h> +#include <linux/pm_clock.h> +#include <linux/platform_device.h> +#include <linux/clk.h> +#include <linux/sh_clk.h> +#include <linux/bitmap.h> +#include <linux/slab.h> + +#ifdef CONFIG_PM_RUNTIME + +static int default_platform_runtime_idle(struct device *dev) +{ + /* suspend synchronously to disable clocks immediately */ + return pm_runtime_suspend(dev); +} + +static struct dev_pm_domain default_pm_domain = { + .ops = { + .runtime_suspend = pm_clk_suspend, + .runtime_resume = pm_clk_resume, + .runtime_idle = default_platform_runtime_idle, + USE_PLATFORM_PM_SLEEP_OPS + }, +}; + +#define DEFAULT_PM_DOMAIN_PTR (&default_pm_domain) + +#else + +#define DEFAULT_PM_DOMAIN_PTR NULL + +#endif /* CONFIG_PM_RUNTIME */ + +static struct pm_clk_notifier_block platform_bus_notifier = { + .pm_domain = DEFAULT_PM_DOMAIN_PTR, + .con_ids = { NULL, }, +}; + +static int __init sh_pm_runtime_init(void) +{ + pm_clk_add_notifier(&platform_bus_type, &platform_bus_notifier); + return 0; +} +core_initcall(sh_pm_runtime_init); + +static int __init sh_pm_runtime_late_init(void) +{ + pm_genpd_poweroff_unused(); + return 0; +} +late_initcall(sh_pm_runtime_late_init); diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c index 79665e2e6ec..16d6a839c7f 100644 --- a/drivers/spi/spi-atmel.c +++ b/drivers/spi/spi-atmel.c @@ -907,7 +907,7 @@ static void atmel_spi_cleanup(struct spi_device *spi) /*-------------------------------------------------------------------------*/ -static int __init atmel_spi_probe(struct platform_device *pdev) +static int __devinit atmel_spi_probe(struct platform_device *pdev) { struct resource *regs; int irq; @@ -1003,7 +1003,7 @@ out_free: return ret; } -static int __exit atmel_spi_remove(struct platform_device *pdev) +static int __devexit atmel_spi_remove(struct platform_device *pdev) { struct spi_master *master = platform_get_drvdata(pdev); struct atmel_spi *as = spi_master_get_devdata(master); @@ -1072,6 +1072,7 @@ static struct platform_driver atmel_spi_driver = { }, .suspend = atmel_spi_suspend, .resume = atmel_spi_resume, + .probe = atmel_spi_probe, .remove = __exit_p(atmel_spi_remove), }; module_platform_driver(atmel_spi_driver); diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index 4cb0d0a3e57..fc7bbba585c 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -66,14 +66,16 @@ static int debug; module_param(debug, int, 0600); -#define T1 (HZ/10) -#define T2 (HZ/3) -#define N2 3 +/* Defaults: these are from the specification */ + +#define T1 10 /* 100mS */ +#define T2 34 /* 333mS */ +#define N2 3 /* Retry 3 times */ /* Use long timers for testing at low speed with debug on */ #ifdef DEBUG_TIMING -#define T1 HZ -#define T2 (2 * HZ) +#define T1 100 +#define T2 200 #endif /* diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index 1945c70539c..aff9d612dff 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -207,6 +207,25 @@ static struct plat_sci_reg sci_regmap[SCIx_NR_REGTYPES][SCIx_NR_REGS] = { }, /* + * Common SH-2(A) SCIF definitions for ports with FIFO data + * count registers. + */ + [SCIx_SH2_SCIF_FIFODATA_REGTYPE] = { + [SCSMR] = { 0x00, 16 }, + [SCBRR] = { 0x04, 8 }, + [SCSCR] = { 0x08, 16 }, + [SCxTDR] = { 0x0c, 8 }, + [SCxSR] = { 0x10, 16 }, + [SCxRDR] = { 0x14, 8 }, + [SCFCR] = { 0x18, 16 }, + [SCFDR] = { 0x1c, 16 }, + [SCTFDR] = sci_reg_invalid, + [SCRFDR] = sci_reg_invalid, + [SCSPTR] = { 0x20, 16 }, + [SCLSR] = { 0x24, 16 }, + }, + + /* * Common SH-3 SCIF definitions. */ [SCIx_SH3_SCIF_REGTYPE] = { diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c index 79a31e5b4b6..3d1bf41e889 100644 --- a/drivers/virtio/virtio_pci.c +++ b/drivers/virtio/virtio_pci.c @@ -594,11 +594,11 @@ 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_pci_device *vp_dev = to_vp_device(dev); - - kfree(vp_dev); + /* + * No need for a release method as we allocate/free + * all devices together with the pci devices. + * Provide an empty one to avoid getting a warning from core. + */ } /* the PCI probing function */ @@ -686,6 +686,7 @@ static void __devexit virtio_pci_remove(struct pci_dev *pci_dev) pci_iounmap(pci_dev, vp_dev->ioaddr); pci_release_regions(pci_dev); pci_disable_device(pci_dev); + kfree(vp_dev); } #ifdef CONFIG_PM |