diff options
Diffstat (limited to 'drivers')
97 files changed, 1362 insertions, 542 deletions
diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c index c711d11..999adb5 100644 --- a/drivers/acpi/acpi_memhotplug.c +++ b/drivers/acpi/acpi_memhotplug.c @@ -323,6 +323,7 @@ static int acpi_memory_device_add(struct acpi_device *device, /* Get the range from the _CRS */ result = acpi_memory_get_device_resources(mem_device); if (result) { + device->driver_data = NULL; kfree(mem_device); return result; } diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c index e9b01e3..fd6c51c 100644 --- a/drivers/acpi/acpi_processor.c +++ b/drivers/acpi/acpi_processor.c @@ -340,7 +340,7 @@ static int acpi_processor_get_info(struct acpi_device *device) */ static DEFINE_PER_CPU(void *, processor_device_array); -static int __cpuinit acpi_processor_add(struct acpi_device *device, +static int acpi_processor_add(struct acpi_device *device, const struct acpi_device_id *id) { struct acpi_processor *pr; diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index 164d495..a5e9f4a 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -253,7 +253,7 @@ static bool __init processor_physically_present(acpi_handle handle) return true; } -static void __cpuinit acpi_set_pdc_bits(u32 *buf) +static void acpi_set_pdc_bits(u32 *buf) { buf[0] = ACPI_PDC_REVISION_ID; buf[1] = 1; @@ -265,7 +265,7 @@ static void __cpuinit acpi_set_pdc_bits(u32 *buf) arch_acpi_set_pdc_bits(buf); } -static struct acpi_object_list *__cpuinit acpi_processor_alloc_pdc(void) +static struct acpi_object_list *acpi_processor_alloc_pdc(void) { struct acpi_object_list *obj_list; union acpi_object *obj; @@ -308,7 +308,7 @@ static struct acpi_object_list *__cpuinit acpi_processor_alloc_pdc(void) * _PDC is required for a BIOS-OS handshake for most of the newer * ACPI processor features. */ -static int __cpuinit +static int acpi_processor_eval_pdc(acpi_handle handle, struct acpi_object_list *pdc_in) { acpi_status status = AE_OK; @@ -336,7 +336,7 @@ acpi_processor_eval_pdc(acpi_handle handle, struct acpi_object_list *pdc_in) return status; } -void __cpuinit acpi_processor_set_pdc(acpi_handle handle) +void acpi_processor_set_pdc(acpi_handle handle) { struct acpi_object_list *obj_list; diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c index 823be116..870eaf5 100644 --- a/drivers/acpi/processor_driver.c +++ b/drivers/acpi/processor_driver.c @@ -118,9 +118,9 @@ static void acpi_processor_notify(acpi_handle handle, u32 event, void *data) return; } -static __cpuinit int __acpi_processor_start(struct acpi_device *device); +static int __acpi_processor_start(struct acpi_device *device); -static int __cpuinit acpi_cpu_soft_notify(struct notifier_block *nfb, +static int acpi_cpu_soft_notify(struct notifier_block *nfb, unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; @@ -162,7 +162,7 @@ static struct notifier_block __refdata acpi_cpu_notifier = .notifier_call = acpi_cpu_soft_notify, }; -static __cpuinit int __acpi_processor_start(struct acpi_device *device) +static int __acpi_processor_start(struct acpi_device *device) { struct acpi_processor *pr = acpi_driver_data(device); acpi_status status; @@ -226,7 +226,7 @@ static __cpuinit int __acpi_processor_start(struct acpi_device *device) return result; } -static int __cpuinit acpi_processor_start(struct device *dev) +static int acpi_processor_start(struct device *dev) { struct acpi_device *device; diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 0461ccc..f98dd00 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -96,9 +96,7 @@ static int set_max_cstate(const struct dmi_system_id *id) return 0; } -/* Actually this shouldn't be __cpuinitdata, would be better to fix the - callers to only run once -AK */ -static struct dmi_system_id __cpuinitdata processor_power_dmi_table[] = { +static struct dmi_system_id processor_power_dmi_table[] = { { set_max_cstate, "Clevo 5600D", { DMI_MATCH(DMI_BIOS_VENDOR,"Phoenix Technologies LTD"), DMI_MATCH(DMI_BIOS_VERSION,"SHE845M0.86C.0013.D.0302131307")}, @@ -1165,7 +1163,7 @@ int acpi_processor_cst_has_changed(struct acpi_processor *pr) static int acpi_processor_registered; -int __cpuinit acpi_processor_power_init(struct acpi_processor *pr) +int acpi_processor_power_init(struct acpi_processor *pr) { acpi_status status = 0; int retval; diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 1098557..8a46c92 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -352,10 +352,12 @@ static void acpi_scan_bus_device_check(acpi_handle handle, u32 ost_source) mutex_lock(&acpi_scan_lock); lock_device_hotplug(); - acpi_bus_get_device(handle, &device); - if (device) { - dev_warn(&device->dev, "Attempt to re-insert\n"); - goto out; + if (ost_source != ACPI_NOTIFY_BUS_CHECK) { + acpi_bus_get_device(handle, &device); + if (device) { + dev_warn(&device->dev, "Attempt to re-insert\n"); + goto out; + } } acpi_evaluate_hotplug_ost(handle, ost_source, ACPI_OST_SC_INSERT_IN_PROGRESS, NULL); @@ -1981,6 +1983,9 @@ static acpi_status acpi_bus_device_attach(acpi_handle handle, u32 lvl_not_used, if (acpi_bus_get_device(handle, &device)) return AE_CTRL_DEPTH; + if (device->handler) + return AE_OK; + ret = acpi_scan_attach_handler(device); if (ret) return ret > 0 ? AE_OK : AE_CTRL_DEPTH; diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 5d7075d..e441876 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -450,6 +450,14 @@ static struct dmi_system_id video_dmi_table[] __initdata = { }, { .callback = video_ignore_initial_backlight, + .ident = "Fujitsu E753", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "FUJITSU"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E753"), + }, + }, + { + .callback = video_ignore_initial_backlight, .ident = "HP Pavilion dm4", .matches = { DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"), diff --git a/drivers/base/core.c b/drivers/base/core.c index dc3ea23..8856d74 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -528,9 +528,12 @@ static int device_add_attrs(struct device *dev) int error; if (class) { - error = device_add_attributes(dev, class->dev_attrs); + error = device_add_groups(dev, class->dev_groups); if (error) return error; + error = device_add_attributes(dev, class->dev_attrs); + if (error) + goto err_remove_class_groups; error = device_add_bin_attributes(dev, class->dev_bin_attrs); if (error) goto err_remove_class_attrs; @@ -563,6 +566,9 @@ static int device_add_attrs(struct device *dev) err_remove_class_attrs: if (class) device_remove_attributes(dev, class->dev_attrs); + err_remove_class_groups: + if (class) + device_remove_groups(dev, class->dev_groups); return error; } @@ -581,6 +587,7 @@ static void device_remove_attrs(struct device *dev) if (class) { device_remove_attributes(dev, class->dev_attrs); device_remove_bin_attributes(dev, class->dev_bin_attrs); + device_remove_groups(dev, class->dev_groups); } } @@ -1667,34 +1674,11 @@ static void device_create_release(struct device *dev) kfree(dev); } -/** - * device_create_vargs - creates a device and registers it with sysfs - * @class: pointer to the struct class that this device should be registered to - * @parent: pointer to the parent struct device of this new device, if any - * @devt: the dev_t for the char device to be added - * @drvdata: the data to be added to the device for callbacks - * @fmt: string for the device's name - * @args: va_list for the device's name - * - * This function can be used by char device classes. A struct device - * will be created in sysfs, registered to the specified class. - * - * A "dev" file will be created, showing the dev_t for the device, if - * the dev_t is not 0,0. - * If a pointer to a parent struct device is passed in, the newly created - * struct device will be a child of that device in sysfs. - * The pointer to the struct device will be returned from the call. - * Any further sysfs files that might be required can be created using this - * pointer. - * - * Returns &struct device pointer on success, or ERR_PTR() on error. - * - * Note: the struct class passed to this function must have previously - * been created with a call to class_create(). - */ -struct device *device_create_vargs(struct class *class, struct device *parent, - dev_t devt, void *drvdata, const char *fmt, - va_list args) +static struct device * +device_create_groups_vargs(struct class *class, struct device *parent, + dev_t devt, void *drvdata, + const struct attribute_group **groups, + const char *fmt, va_list args) { struct device *dev = NULL; int retval = -ENODEV; @@ -1711,6 +1695,7 @@ struct device *device_create_vargs(struct class *class, struct device *parent, dev->devt = devt; dev->class = class; dev->parent = parent; + dev->groups = groups; dev->release = device_create_release; dev_set_drvdata(dev, drvdata); @@ -1728,6 +1713,39 @@ error: put_device(dev); return ERR_PTR(retval); } + +/** + * device_create_vargs - creates a device and registers it with sysfs + * @class: pointer to the struct class that this device should be registered to + * @parent: pointer to the parent struct device of this new device, if any + * @devt: the dev_t for the char device to be added + * @drvdata: the data to be added to the device for callbacks + * @fmt: string for the device's name + * @args: va_list for the device's name + * + * This function can be used by char device classes. A struct device + * will be created in sysfs, registered to the specified class. + * + * A "dev" file will be created, showing the dev_t for the device, if + * the dev_t is not 0,0. + * If a pointer to a parent struct device is passed in, the newly created + * struct device will be a child of that device in sysfs. + * The pointer to the struct device will be returned from the call. + * Any further sysfs files that might be required can be created using this + * pointer. + * + * Returns &struct device pointer on success, or ERR_PTR() on error. + * + * Note: the struct class passed to this function must have previously + * been created with a call to class_create(). + */ +struct device *device_create_vargs(struct class *class, struct device *parent, + dev_t devt, void *drvdata, const char *fmt, + va_list args) +{ + return device_create_groups_vargs(class, parent, devt, drvdata, NULL, + fmt, args); +} EXPORT_SYMBOL_GPL(device_create_vargs); /** @@ -1767,6 +1785,50 @@ struct device *device_create(struct class *class, struct device *parent, } EXPORT_SYMBOL_GPL(device_create); +/** + * device_create_with_groups - creates a device and registers it with sysfs + * @class: pointer to the struct class that this device should be registered to + * @parent: pointer to the parent struct device of this new device, if any + * @devt: the dev_t for the char device to be added + * @drvdata: the data to be added to the device for callbacks + * @groups: NULL-terminated list of attribute groups to be created + * @fmt: string for the device's name + * + * This function can be used by char device classes. A struct device + * will be created in sysfs, registered to the specified class. + * Additional attributes specified in the groups parameter will also + * be created automatically. + * + * A "dev" file will be created, showing the dev_t for the device, if + * the dev_t is not 0,0. + * If a pointer to a parent struct device is passed in, the newly created + * struct device will be a child of that device in sysfs. + * The pointer to the struct device will be returned from the call. + * Any further sysfs files that might be required can be created using this + * pointer. + * + * Returns &struct device pointer on success, or ERR_PTR() on error. + * + * Note: the struct class passed to this function must have previously + * been created with a call to class_create(). + */ +struct device *device_create_with_groups(struct class *class, + struct device *parent, dev_t devt, + void *drvdata, + const struct attribute_group **groups, + const char *fmt, ...) +{ + va_list vargs; + struct device *dev; + + va_start(vargs, fmt); + dev = device_create_groups_vargs(class, parent, devt, drvdata, groups, + fmt, vargs); + va_end(vargs); + return dev; +} +EXPORT_SYMBOL_GPL(device_create_with_groups); + static int __match_devt(struct device *dev, const void *data) { const dev_t *devt = data; diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c index a16d20e..4c358bc 100644 --- a/drivers/base/cpu.c +++ b/drivers/base/cpu.c @@ -278,7 +278,7 @@ static void cpu_device_release(struct device *dev) * * Initialize and register the CPU device. */ -int __cpuinit register_cpu(struct cpu *cpu, int num) +int register_cpu(struct cpu *cpu, int num) { int error; diff --git a/drivers/base/platform.c b/drivers/base/platform.c index 1578987..3c3197a 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -522,6 +522,7 @@ static void platform_drv_shutdown(struct device *_dev) /** * __platform_driver_register - register a driver for platform-level devices * @drv: platform driver structure + * @owner: owning module/driver */ int __platform_driver_register(struct platform_driver *drv, struct module *owner) diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 9592058..e0d0c7d 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -1853,7 +1853,7 @@ int regmap_async_complete(struct regmap *map) int ret; /* Nothing to do with no async support */ - if (!map->bus->async_write) + if (!map->bus || !map->bus->async_write) return 0; trace_regmap_async_complete_start(map->dev); diff --git a/drivers/base/topology.c b/drivers/base/topology.c index ae989c5..2f5919e 100644 --- a/drivers/base/topology.c +++ b/drivers/base/topology.c @@ -143,22 +143,22 @@ static struct attribute_group topology_attr_group = { }; /* Add/Remove cpu_topology interface for CPU device */ -static int __cpuinit topology_add_dev(unsigned int cpu) +static int topology_add_dev(unsigned int cpu) { struct device *dev = get_cpu_device(cpu); return sysfs_create_group(&dev->kobj, &topology_attr_group); } -static void __cpuinit topology_remove_dev(unsigned int cpu) +static void topology_remove_dev(unsigned int cpu) { struct device *dev = get_cpu_device(cpu); sysfs_remove_group(&dev->kobj, &topology_attr_group); } -static int __cpuinit topology_cpu_callback(struct notifier_block *nfb, - unsigned long action, void *hcpu) +static int topology_cpu_callback(struct notifier_block *nfb, + unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; int rc = 0; @@ -178,7 +178,7 @@ static int __cpuinit topology_cpu_callback(struct notifier_block *nfb, return notifier_from_errno(rc); } -static int __cpuinit topology_sysfs_init(void) +static int topology_sysfs_init(void) { int cpu; int rc; diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c index 053d846..ffadd83 100644 --- a/drivers/clocksource/arm_arch_timer.c +++ b/drivers/clocksource/arm_arch_timer.c @@ -123,7 +123,7 @@ static int arch_timer_set_next_event_phys(unsigned long evt, return 0; } -static int __cpuinit arch_timer_setup(struct clock_event_device *clk) +static int arch_timer_setup(struct clock_event_device *clk) { clk->features = CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_C3STOP; clk->name = "arch_sys_timer"; @@ -221,7 +221,7 @@ struct timecounter *arch_timer_get_timecounter(void) return &timecounter; } -static void __cpuinit arch_timer_stop(struct clock_event_device *clk) +static void arch_timer_stop(struct clock_event_device *clk) { pr_debug("arch_timer_teardown disable IRQ%d cpu #%d\n", clk->irq, smp_processor_id()); @@ -237,7 +237,7 @@ static void __cpuinit arch_timer_stop(struct clock_event_device *clk) clk->set_mode(CLOCK_EVT_MODE_UNUSED, clk); } -static int __cpuinit arch_timer_cpu_notify(struct notifier_block *self, +static int arch_timer_cpu_notify(struct notifier_block *self, unsigned long action, void *hcpu) { /* @@ -256,7 +256,7 @@ static int __cpuinit arch_timer_cpu_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block arch_timer_cpu_nb __cpuinitdata = { +static struct notifier_block arch_timer_cpu_nb = { .notifier_call = arch_timer_cpu_notify, }; diff --git a/drivers/clocksource/arm_global_timer.c b/drivers/clocksource/arm_global_timer.c index db8afc7..b66c1f3 100644 --- a/drivers/clocksource/arm_global_timer.c +++ b/drivers/clocksource/arm_global_timer.c @@ -164,7 +164,7 @@ static irqreturn_t gt_clockevent_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static int __cpuinit gt_clockevents_init(struct clock_event_device *clk) +static int gt_clockevents_init(struct clock_event_device *clk) { int cpu = smp_processor_id(); @@ -221,8 +221,8 @@ static void __init gt_clocksource_init(void) clocksource_register_hz(>_clocksource, gt_clk_rate); } -static int __cpuinit gt_cpu_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int gt_cpu_notify(struct notifier_block *self, unsigned long action, + void *hcpu) { switch (action & ~CPU_TASKS_FROZEN) { case CPU_STARTING: @@ -235,7 +235,7 @@ static int __cpuinit gt_cpu_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block gt_cpu_nb __cpuinitdata = { +static struct notifier_block gt_cpu_nb = { .notifier_call = gt_cpu_notify, }; diff --git a/drivers/clocksource/dummy_timer.c b/drivers/clocksource/dummy_timer.c index 1f55f96..b3eb582 100644 --- a/drivers/clocksource/dummy_timer.c +++ b/drivers/clocksource/dummy_timer.c @@ -25,7 +25,7 @@ static void dummy_timer_set_mode(enum clock_event_mode mode, */ } -static void __cpuinit dummy_timer_setup(void) +static void dummy_timer_setup(void) { int cpu = smp_processor_id(); struct clock_event_device *evt = __this_cpu_ptr(&dummy_timer_evt); @@ -41,7 +41,7 @@ static void __cpuinit dummy_timer_setup(void) clockevents_register_device(evt); } -static int __cpuinit dummy_timer_cpu_notify(struct notifier_block *self, +static int dummy_timer_cpu_notify(struct notifier_block *self, unsigned long action, void *hcpu) { if ((action & ~CPU_TASKS_FROZEN) == CPU_STARTING) @@ -50,7 +50,7 @@ static int __cpuinit dummy_timer_cpu_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block dummy_timer_cpu_nb __cpuinitdata = { +static struct notifier_block dummy_timer_cpu_nb = { .notifier_call = dummy_timer_cpu_notify, }; diff --git a/drivers/clocksource/exynos_mct.c b/drivers/clocksource/exynos_mct.c index a704804..b2bbc41 100644 --- a/drivers/clocksource/exynos_mct.c +++ b/drivers/clocksource/exynos_mct.c @@ -400,7 +400,7 @@ static irqreturn_t exynos4_mct_tick_isr(int irq, void *dev_id) return IRQ_HANDLED; } -static int __cpuinit exynos4_local_timer_setup(struct clock_event_device *evt) +static int exynos4_local_timer_setup(struct clock_event_device *evt) { struct mct_clock_event_device *mevt; unsigned int cpu = smp_processor_id(); @@ -448,7 +448,7 @@ static void exynos4_local_timer_stop(struct clock_event_device *evt) disable_percpu_irq(mct_irqs[MCT_L0_IRQ]); } -static struct local_timer_ops exynos4_mct_tick_ops __cpuinitdata = { +static struct local_timer_ops exynos4_mct_tick_ops = { .setup = exynos4_local_timer_setup, .stop = exynos4_local_timer_stop, }; diff --git a/drivers/clocksource/metag_generic.c b/drivers/clocksource/metag_generic.c index 6722f0e..9e4db41 100644 --- a/drivers/clocksource/metag_generic.c +++ b/drivers/clocksource/metag_generic.c @@ -109,7 +109,7 @@ unsigned long long sched_clock(void) return ticks << HARDWARE_TO_NS_SHIFT; } -static void __cpuinit arch_timer_setup(unsigned int cpu) +static void arch_timer_setup(unsigned int cpu) { unsigned int txdivtime; struct clock_event_device *clk = &per_cpu(local_clockevent, cpu); @@ -154,7 +154,7 @@ static void __cpuinit arch_timer_setup(unsigned int cpu) } } -static int __cpuinit arch_timer_cpu_notify(struct notifier_block *self, +static int arch_timer_cpu_notify(struct notifier_block *self, unsigned long action, void *hcpu) { int cpu = (long)hcpu; @@ -169,7 +169,7 @@ static int __cpuinit arch_timer_cpu_notify(struct notifier_block *self, return NOTIFY_OK; } -static struct notifier_block __cpuinitdata arch_timer_cpu_nb = { +static struct notifier_block arch_timer_cpu_nb = { .notifier_call = arch_timer_cpu_notify, }; diff --git a/drivers/clocksource/time-armada-370-xp.c b/drivers/clocksource/time-armada-370-xp.c index efdca32..1b04b7e 100644 --- a/drivers/clocksource/time-armada-370-xp.c +++ b/drivers/clocksource/time-armada-370-xp.c @@ -167,7 +167,7 @@ static irqreturn_t armada_370_xp_timer_interrupt(int irq, void *dev_id) /* * Setup the local clock events for a CPU. */ -static int __cpuinit armada_370_xp_timer_setup(struct clock_event_device *evt) +static int armada_370_xp_timer_setup(struct clock_event_device *evt) { u32 u; int cpu = smp_processor_id(); @@ -205,7 +205,7 @@ static void armada_370_xp_timer_stop(struct clock_event_device *evt) disable_percpu_irq(evt->irq); } -static struct local_timer_ops armada_370_xp_local_timer_ops __cpuinitdata = { +static struct local_timer_ops armada_370_xp_local_timer_ops = { .setup = armada_370_xp_timer_setup, .stop = armada_370_xp_timer_stop, }; diff --git a/drivers/clocksource/timer-marco.c b/drivers/clocksource/timer-marco.c index e5dc912..62876ba 100644 --- a/drivers/clocksource/timer-marco.c +++ b/drivers/clocksource/timer-marco.c @@ -184,7 +184,7 @@ static struct irqaction sirfsoc_timer1_irq = { .handler = sirfsoc_timer_interrupt, }; -static int __cpuinit sirfsoc_local_timer_setup(struct clock_event_device *ce) +static int sirfsoc_local_timer_setup(struct clock_event_device *ce) { /* Use existing clock_event for cpu 0 */ if (!smp_processor_id()) @@ -216,7 +216,7 @@ static void sirfsoc_local_timer_stop(struct clock_event_device *ce) remove_irq(sirfsoc_timer1_irq.irq, &sirfsoc_timer1_irq); } -static struct local_timer_ops sirfsoc_local_timer_ops __cpuinitdata = { +static struct local_timer_ops sirfsoc_local_timer_ops = { .setup = sirfsoc_local_timer_setup, .stop = sirfsoc_local_timer_stop, }; diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 0937b8d..a4ad733 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -1932,7 +1932,7 @@ no_policy: } EXPORT_SYMBOL(cpufreq_update_policy); -static int __cpuinit cpufreq_cpu_callback(struct notifier_block *nfb, +static int cpufreq_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; @@ -1942,13 +1942,15 @@ static int __cpuinit cpufreq_cpu_callback(struct notifier_block *nfb, if (dev) { switch (action) { case CPU_ONLINE: + case CPU_ONLINE_FROZEN: cpufreq_add_dev(dev, NULL); break; case CPU_DOWN_PREPARE: - case CPU_UP_CANCELED_FROZEN: + case CPU_DOWN_PREPARE_FROZEN: __cpufreq_remove_dev(dev, NULL); break; case CPU_DOWN_FAILED: + case CPU_DOWN_FAILED_FROZEN: cpufreq_add_dev(dev, NULL); break; } diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c index 4645876..7b839a8 100644 --- a/drivers/cpufreq/cpufreq_governor.c +++ b/drivers/cpufreq/cpufreq_governor.c @@ -25,7 +25,6 @@ #include <linux/slab.h> #include <linux/types.h> #include <linux/workqueue.h> -#include <linux/cpu.h> #include "cpufreq_governor.h" @@ -137,10 +136,8 @@ void gov_queue_work(struct dbs_data *dbs_data, struct cpufreq_policy *policy, if (!all_cpus) { __gov_queue_work(smp_processor_id(), dbs_data, delay); } else { - get_online_cpus(); for_each_cpu(i, policy->cpus) __gov_queue_work(i, dbs_data, delay); - put_online_cpus(); } } EXPORT_SYMBOL_GPL(gov_queue_work); diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c index cd9e817..d37568c 100644 --- a/drivers/cpufreq/cpufreq_stats.c +++ b/drivers/cpufreq/cpufreq_stats.c @@ -341,7 +341,7 @@ static int cpufreq_stat_notifier_trans(struct notifier_block *nb, return 0; } -static int __cpuinit cpufreq_stat_cpu_callback(struct notifier_block *nfb, +static int cpufreq_stat_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) { @@ -353,13 +353,11 @@ static int __cpuinit cpufreq_stat_cpu_callback(struct notifier_block *nfb, cpufreq_update_policy(cpu); break; case CPU_DOWN_PREPARE: + case CPU_DOWN_PREPARE_FROZEN: cpufreq_stats_free_sysfs(cpu); break; case CPU_DEAD: - cpufreq_stats_free_table(cpu); - break; - case CPU_UP_CANCELED_FROZEN: - cpufreq_stats_free_sysfs(cpu); + case CPU_DEAD_FROZEN: cpufreq_stats_free_table(cpu); break; } diff --git a/drivers/cpufreq/dbx500-cpufreq.c b/drivers/cpufreq/dbx500-cpufreq.c index 1fdb02b..26321cd 100644 --- a/drivers/cpufreq/dbx500-cpufreq.c +++ b/drivers/cpufreq/dbx500-cpufreq.c @@ -82,7 +82,7 @@ static unsigned int dbx500_cpufreq_getspeed(unsigned int cpu) return freq_table[i].frequency; } -static int __cpuinit dbx500_cpufreq_init(struct cpufreq_policy *policy) +static int dbx500_cpufreq_init(struct cpufreq_policy *policy) { int res; diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 07f2840..b012d76 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -617,7 +617,7 @@ static int intel_pstate_verify_policy(struct cpufreq_policy *policy) return 0; } -static int __cpuinit intel_pstate_cpu_exit(struct cpufreq_policy *policy) +static int intel_pstate_cpu_exit(struct cpufreq_policy *policy) { int cpu = policy->cpu; @@ -627,7 +627,7 @@ static int __cpuinit intel_pstate_cpu_exit(struct cpufreq_policy *policy) return 0; } -static int __cpuinit intel_pstate_cpu_init(struct cpufreq_policy *policy) +static int intel_pstate_cpu_init(struct cpufreq_policy *policy) { int rc, min_pstate, max_pstate; struct cpudata *cpu; diff --git a/drivers/cpufreq/longhaul.c b/drivers/cpufreq/longhaul.c index b6a0a7a..8c49261 100644 --- a/drivers/cpufreq/longhaul.c +++ b/drivers/cpufreq/longhaul.c @@ -422,7 +422,7 @@ static int guess_fsb(int mult) } -static int __cpuinit longhaul_get_ranges(void) +static int longhaul_get_ranges(void) { unsigned int i, j, k = 0; unsigned int ratio; @@ -526,7 +526,7 @@ static int __cpuinit longhaul_get_ranges(void) } -static void __cpuinit longhaul_setup_voltagescaling(void) +static void longhaul_setup_voltagescaling(void) { union msr_longhaul longhaul; struct mV_pos minvid, maxvid, vid; @@ -780,7 +780,7 @@ static int longhaul_setup_southbridge(void) return 0; } -static int __cpuinit longhaul_cpu_init(struct cpufreq_policy *policy) +static int longhaul_cpu_init(struct cpufreq_policy *policy) { struct cpuinfo_x86 *c = &cpu_data(0); char *cpuname = NULL; diff --git a/drivers/cpufreq/longhaul.h b/drivers/cpufreq/longhaul.h index e2dc436..1928b92 100644 --- a/drivers/cpufreq/longhaul.h +++ b/drivers/cpufreq/longhaul.h @@ -56,7 +56,7 @@ union msr_longhaul { /* * VIA C3 Samuel 1 & Samuel 2 (stepping 0) */ -static const int __cpuinitconst samuel1_mults[16] = { +static const int samuel1_mults[16] = { -1, /* 0000 -> RESERVED */ 30, /* 0001 -> 3.0x */ 40, /* 0010 -> 4.0x */ @@ -75,7 +75,7 @@ static const int __cpuinitconst samuel1_mults[16] = { -1, /* 1111 -> RESERVED */ }; -static const int __cpuinitconst samuel1_eblcr[16] = { +static const int samuel1_eblcr[16] = { 50, /* 0000 -> RESERVED */ 30, /* 0001 -> 3.0x */ 40, /* 0010 -> 4.0x */ @@ -97,7 +97,7 @@ static const int __cpuinitconst samuel1_eblcr[16] = { /* * VIA C3 Samuel2 Stepping 1->15 */ -static const int __cpuinitconst samuel2_eblcr[16] = { +static const int samuel2_eblcr[16] = { 50, /* 0000 -> 5.0x */ 30, /* 0001 -> 3.0x */ 40, /* 0010 -> 4.0x */ @@ -119,7 +119,7 @@ static const int __cpuinitconst samuel2_eblcr[16] = { /* * VIA C3 Ezra */ -static const int __cpuinitconst ezra_mults[16] = { +static const int ezra_mults[16] = { 100, /* 0000 -> 10.0x */ 30, /* 0001 -> 3.0x */ 40, /* 0010 -> 4.0x */ @@ -138,7 +138,7 @@ static const int __cpuinitconst ezra_mults[16] = { 120, /* 1111 -> 12.0x */ }; -static const int __cpuinitconst ezra_eblcr[16] = { +static const int ezra_eblcr[16] = { 50, /* 0000 -> 5.0x */ 30, /* 0001 -> 3.0x */ 40, /* 0010 -> 4.0x */ @@ -160,7 +160,7 @@ static const int __cpuinitconst ezra_eblcr[16] = { /* * VIA C3 (Ezra-T) [C5M]. */ -static const int __cpuinitconst ezrat_mults[32] = { +static const int ezrat_mults[32] = { 100, /* 0000 -> 10.0x */ 30, /* 0001 -> 3.0x */ 40, /* 0010 -> 4.0x */ @@ -196,7 +196,7 @@ static const int __cpuinitconst ezrat_mults[32] = { -1, /* 1111 -> RESERVED (12.0x) */ }; -static const int __cpuinitconst ezrat_eblcr[32] = { +static const int ezrat_eblcr[32] = { 50, /* 0000 -> 5.0x */ 30, /* 0001 -> 3.0x */ 40, /* 0010 -> 4.0x */ @@ -235,7 +235,7 @@ static const int __cpuinitconst ezrat_eblcr[32] = { /* * VIA C3 Nehemiah */ -static const int __cpuinitconst nehemiah_mults[32] = { +static const int nehemiah_mults[32] = { 100, /* 0000 -> 10.0x */ -1, /* 0001 -> 16.0x */ 40, /* 0010 -> 4.0x */ @@ -270,7 +270,7 @@ static const int __cpuinitconst nehemiah_mults[32] = { -1, /* 1111 -> 12.0x */ }; -static const int __cpuinitconst nehemiah_eblcr[32] = { +static const int nehemiah_eblcr[32] = { 50, /* 0000 -> 5.0x */ 160, /* 0001 -> 16.0x */ 40, /* 0010 -> 4.0x */ @@ -315,7 +315,7 @@ struct mV_pos { unsigned short pos; }; -static const struct mV_pos __cpuinitconst vrm85_mV[32] = { +static const struct mV_pos vrm85_mV[32] = { {1250, 8}, {1200, 6}, {1150, 4}, {1100, 2}, {1050, 0}, {1800, 30}, {1750, 28}, {1700, 26}, {1650, 24}, {1600, 22}, {1550, 20}, {1500, 18}, @@ -326,14 +326,14 @@ static const struct mV_pos __cpuinitconst vrm85_mV[32] = { {1475, 17}, {1425, 15}, {1375, 13}, {1325, 11} }; -static const unsigned char __cpuinitconst mV_vrm85[32] = { +static const unsigned char mV_vrm85[32] = { 0x04, 0x14, 0x03, 0x13, 0x02, 0x12, 0x01, 0x11, 0x00, 0x10, 0x0f, 0x1f, 0x0e, 0x1e, 0x0d, 0x1d, 0x0c, 0x1c, 0x0b, 0x1b, 0x0a, 0x1a, 0x09, 0x19, 0x08, 0x18, 0x07, 0x17, 0x06, 0x16, 0x05, 0x15 }; -static const struct mV_pos __cpuinitconst mobilevrm_mV[32] = { +static const struct mV_pos mobilevrm_mV[32] = { {1750, 31}, {1700, 30}, {1650, 29}, {1600, 28}, {1550, 27}, {1500, 26}, {1450, 25}, {1400, 24}, {1350, 23}, {1300, 22}, {1250, 21}, {1200, 20}, @@ -344,7 +344,7 @@ static const struct mV_pos __cpuinitconst mobilevrm_mV[32] = { {675, 3}, {650, 2}, {625, 1}, {600, 0} }; -static const unsigned char __cpuinitconst mV_mobilevrm[32] = { +static const unsigned char mV_mobilevrm[32] = { 0x1f, 0x1e, 0x1d, 0x1c, 0x1b, 0x1a, 0x19, 0x18, 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x0f, 0x0e, 0x0d, 0x0c, 0x0b, 0x0a, 0x09, 0x08, diff --git a/drivers/cpufreq/longrun.c b/drivers/cpufreq/longrun.c index 8bc9f5f..0fe041d 100644 --- a/drivers/cpufreq/longrun.c +++ b/drivers/cpufreq/longrun.c @@ -33,7 +33,7 @@ static unsigned int longrun_low_freq, longrun_high_freq; * Reads the current LongRun policy by access to MSR_TMTA_LONGRUN_FLAGS * and MSR_TMTA_LONGRUN_CTRL */ -static void __cpuinit longrun_get_policy(struct cpufreq_policy *policy) +static void longrun_get_policy(struct cpufreq_policy *policy) { u32 msr_lo, msr_hi; @@ -163,7 +163,7 @@ static unsigned int longrun_get(unsigned int cpu) * TMTA rules: * performance_pctg = (target_freq - low_freq)/(high_freq - low_freq) */ -static int __cpuinit longrun_determine_freqs(unsigned int *low_freq, +static int longrun_determine_freqs(unsigned int *low_freq, unsigned int *high_freq) { u32 msr_lo, msr_hi; @@ -256,7 +256,7 @@ static int __cpuinit longrun_determine_freqs(unsigned int *low_freq, } -static int __cpuinit longrun_cpu_init(struct cpufreq_policy *policy) +static int longrun_cpu_init(struct cpufreq_policy *policy) { int result = 0; diff --git a/drivers/cpufreq/omap-cpufreq.c b/drivers/cpufreq/omap-cpufreq.c index 29468a5..f31fcfc 100644 --- a/drivers/cpufreq/omap-cpufreq.c +++ b/drivers/cpufreq/omap-cpufreq.c @@ -165,7 +165,7 @@ static inline void freq_table_free(void) opp_free_cpufreq_table(mpu_dev, &freq_table); } -static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy) +static int omap_cpu_init(struct cpufreq_policy *policy) { int result = 0; diff --git a/drivers/cpufreq/powernow-k7.c b/drivers/cpufreq/powernow-k7.c index b9f80b7..9558708 100644 --- a/drivers/cpufreq/powernow-k7.c +++ b/drivers/cpufreq/powernow-k7.c @@ -563,7 +563,7 @@ static int powernow_verify(struct cpufreq_policy *policy) * We will then get the same kind of behaviour already tested under * the "well-known" other OS. */ -static int __cpuinit fixup_sgtc(void) +static int fixup_sgtc(void) { unsigned int sgtc; unsigned int m; @@ -597,7 +597,7 @@ static unsigned int powernow_get(unsigned int cpu) } -static int __cpuinit acer_cpufreq_pst(const struct dmi_system_id *d) +static int acer_cpufreq_pst(const struct dmi_system_id *d) { printk(KERN_WARNING PFX "%s laptop with broken PST tables in BIOS detected.\n", @@ -615,7 +615,7 @@ static int __cpuinit acer_cpufreq_pst(const struct dmi_system_id *d) * A BIOS update is all that can save them. * Mention this, and disable cpufreq. */ -static struct dmi_system_id __cpuinitdata powernow_dmi_table[] = { +static struct dmi_system_id powernow_dmi_table[] = { { .callback = acer_cpufreq_pst, .ident = "Acer Aspire", @@ -627,7 +627,7 @@ static struct dmi_system_id __cpuinitdata powernow_dmi_table[] = { { } }; -static int __cpuinit powernow_cpu_init(struct cpufreq_policy *policy) +static int powernow_cpu_init(struct cpufreq_policy *policy) { union msr_fidvidstatus fidvidstatus; int result; diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c index 78f018f..c39d189 100644 --- a/drivers/cpufreq/powernow-k8.c +++ b/drivers/cpufreq/powernow-k8.c @@ -1069,7 +1069,7 @@ struct init_on_cpu { int rc; }; -static void __cpuinit powernowk8_cpu_init_on_cpu(void *_init_on_cpu) +static void powernowk8_cpu_init_on_cpu(void *_init_on_cpu) { struct init_on_cpu *init_on_cpu = _init_on_cpu; @@ -1096,7 +1096,7 @@ static const char missing_pss_msg[] = FW_BUG PFX "If that doesn't help, try upgrading your BIOS.\n"; /* per CPU init entry point to the driver */ -static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol) +static int powernowk8_cpu_init(struct cpufreq_policy *pol) { struct powernow_k8_data *data; struct init_on_cpu init_on_cpu; @@ -1263,7 +1263,7 @@ static void __request_acpi_cpufreq(void) } /* driver entry point for init */ -static int __cpuinit powernowk8_init(void) +static int powernowk8_init(void) { unsigned int i, supported_cpus = 0; int ret; diff --git a/drivers/cpufreq/s3c24xx-cpufreq.c b/drivers/cpufreq/s3c24xx-cpufreq.c index 3513e74..87781eb 100644 --- a/drivers/cpufreq/s3c24xx-cpufreq.c +++ b/drivers/cpufreq/s3c24xx-cpufreq.c @@ -49,7 +49,7 @@ static struct clk *clk_hclk; static struct clk *clk_pclk; static struct clk *clk_arm; -#ifdef CONFIG_CPU_FREQ_S3C24XX_DEBUGFS +#ifdef CONFIG_ARM_S3C24XX_CPUFREQ_DEBUGFS struct s3c_cpufreq_config *s3c_cpufreq_getconfig(void) { return &cpu_cur; @@ -59,7 +59,7 @@ struct s3c_iotimings *s3c_cpufreq_getiotimings(void) { return &s3c24xx_iotiming; } -#endif /* CONFIG_CPU_FREQ_S3C24XX_DEBUGFS */ +#endif /* CONFIG_ARM_S3C24XX_CPUFREQ_DEBUGFS */ static void s3c_cpufreq_getcur(struct s3c_cpufreq_config *cfg) { diff --git a/drivers/firmware/efi/efivars.c b/drivers/firmware/efi/efivars.c index 8bd1bb6..8a7432a 100644 --- a/drivers/firmware/efi/efivars.c +++ b/drivers/firmware/efi/efivars.c @@ -583,6 +583,9 @@ int efivars_sysfs_init(void) struct kobject *parent_kobj = efivars_kobject(); int error = 0; + if (!efi_enabled(EFI_RUNTIME_SERVICES)) + return -ENODEV; + /* No efivars has been registered yet */ if (!parent_kobj) return 0; diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 062cbda..f4af1ca 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -123,10 +123,10 @@ module_param_named(preliminary_hw_support, i915_preliminary_hw_support, int, 060 MODULE_PARM_DESC(preliminary_hw_support, "Enable preliminary hardware support. (default: false)"); -int i915_disable_power_well __read_mostly = 0; +int i915_disable_power_well __read_mostly = 1; module_param_named(disable_power_well, i915_disable_power_well, int, 0600); MODULE_PARM_DESC(disable_power_well, - "Disable the power well when possible (default: false)"); + "Disable the power well when possible (default: true)"); int i915_enable_ips __read_mostly = 1; module_param_named(enable_ips, i915_enable_ips, int, 0600); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 4200c32..97afd26 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1880,6 +1880,10 @@ i915_gem_object_move_to_active(struct drm_i915_gem_object *obj, u32 seqno = intel_ring_get_seqno(ring); BUG_ON(ring == NULL); + if (obj->ring != ring && obj->last_write_seqno) { + /* Keep the seqno relative to the current ring */ + obj->last_write_seqno = seqno; + } obj->ring = ring; /* Add a reference if we're newly entering the active list. */ @@ -2653,7 +2657,6 @@ static void i965_write_fence_reg(struct drm_device *dev, int reg, drm_i915_private_t *dev_priv = dev->dev_private; int fence_reg; int fence_pitch_shift; - uint64_t val; if (INTEL_INFO(dev)->gen >= 6) { fence_reg = FENCE_REG_SANDYBRIDGE_0; @@ -2663,8 +2666,23 @@ static void i965_write_fence_reg(struct drm_device *dev, int reg, fence_pitch_shift = I965_FENCE_PITCH_SHIFT; } + fence_reg += reg * 8; + + /* To w/a incoherency with non-atomic 64-bit register updates, + * we split the 64-bit update into two 32-bit writes. In order + * for a partial fence not to be evaluated between writes, we + * precede the update with write to turn off the fence register, + * and only enable the fence as the last step. + * + * For extra levels of paranoia, we make sure each step lands + * before applying the next step. + */ + I915_WRITE(fence_reg, 0); + POSTING_READ(fence_reg); + if (obj) { u32 size = obj->gtt_space->size; + uint64_t val; val = (uint64_t)((obj->gtt_offset + size - 4096) & 0xfffff000) << 32; @@ -2673,12 +2691,16 @@ static void i965_write_fence_reg(struct drm_device *dev, int reg, if (obj->tiling_mode == I915_TILING_Y) val |= 1 << I965_FENCE_TILING_Y_SHIFT; val |= I965_FENCE_REG_VALID; - } else - val = 0; - fence_reg += reg * 8; - I915_WRITE64(fence_reg, val); - POSTING_READ(fence_reg); + I915_WRITE(fence_reg + 4, val >> 32); + POSTING_READ(fence_reg + 4); + + I915_WRITE(fence_reg + 0, val); + POSTING_READ(fence_reg); + } else { + I915_WRITE(fence_reg + 4, 0); + POSTING_READ(fence_reg + 4); + } } static void i915_write_fence_reg(struct drm_device *dev, int reg, @@ -2796,56 +2818,17 @@ static inline int fence_number(struct drm_i915_private *dev_priv, return fence - dev_priv->fence_regs; } -struct write_fence { - struct drm_device *dev; - struct drm_i915_gem_object *obj; - int fence; -}; - -static void i915_gem_write_fence__ipi(void *data) -{ - struct write_fence *args = data; - - /* Required for SNB+ with LLC */ - wbinvd(); - - /* Required for VLV */ - i915_gem_write_fence(args->dev, args->fence, args->obj); -} - static void i915_gem_object_update_fence(struct drm_i915_gem_object *obj, struct drm_i915_fence_reg *fence, bool enable) { struct drm_i915_private *dev_priv = obj->base.dev->dev_private; - struct write_fence args = { - .dev = obj->base.dev, - .fence = fence_number(dev_priv, fence), - .obj = enable ? obj : NULL, - }; - - /* In order to fully serialize access to the fenced region and - * the update to the fence register we need to take extreme - * measures on SNB+. In theory, the write to the fence register - * flushes all memory transactions before, and coupled with the - * mb() placed around the register write we serialise all memory - * operations with respect to the changes in the tiler. Yet, on - * SNB+ we need to take a step further and emit an explicit wbinvd() - * on each processor in order to manually flush all memory - * transactions before updating the fence register. - * - * However, Valleyview complicates matter. There the wbinvd is - * insufficient and unlike SNB/IVB requires the serialising - * register write. (Note that that register write by itself is - * conversely not sufficient for SNB+.) To compromise, we do both. - */ - if (INTEL_INFO(args.dev)->gen >= 6) - on_each_cpu(i915_gem_write_fence__ipi, &args, 1); - else - i915_gem_write_fence(args.dev, args.fence, args.obj); + int reg = fence_number(dev_priv, fence); + + i915_gem_write_fence(obj->base.dev, reg, enable ? obj : NULL); if (enable) { - obj->fence_reg = args.fence; + obj->fence_reg = reg; fence->obj = obj; list_move_tail(&fence->lru_list, &dev_priv->mm.fence_list); } else { @@ -4611,7 +4594,7 @@ i915_gem_inactive_shrink(struct shrinker *shrinker, struct shrink_control *sc) list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_list) if (obj->pages_pin_count == 0) cnt += obj->base.size >> PAGE_SHIFT; - list_for_each_entry(obj, &dev_priv->mm.inactive_list, global_list) + list_for_each_entry(obj, &dev_priv->mm.inactive_list, mm_list) if (obj->pin_count == 0 && obj->pages_pin_count == 0) cnt += obj->base.size >> PAGE_SHIFT; diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index b739712..26e162b 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -75,7 +75,12 @@ intel_dp_max_link_bw(struct intel_dp *intel_dp) case DP_LINK_BW_1_62: case DP_LINK_BW_2_7: break; + case DP_LINK_BW_5_4: /* 1.2 capable displays may advertise higher bw */ + max_link_bw = DP_LINK_BW_2_7; + break; default: + WARN(1, "invalid max DP link bw val %x, using 1.62Gbps\n", + max_link_bw); max_link_bw = DP_LINK_BW_1_62; break; } diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index ccbdd83..d10e673 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5500,9 +5500,38 @@ void intel_gt_init(struct drm_device *dev) if (IS_VALLEYVIEW(dev)) { dev_priv->gt.force_wake_get = vlv_force_wake_get; dev_priv->gt.force_wake_put = vlv_force_wake_put; - } else if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev)) { + } else if (IS_HASWELL(dev)) { dev_priv->gt.force_wake_get = __gen6_gt_force_wake_mt_get; dev_priv->gt.force_wake_put = __gen6_gt_force_wake_mt_put; + } else if (IS_IVYBRIDGE(dev)) { + u32 ecobus; + + /* IVB configs may use multi-threaded forcewake */ + + /* A small trick here - if the bios hasn't configured + * MT forcewake, and if the device is in RC6, then + * force_wake_mt_get will not wake the device and the + * ECOBUS read will return zero. Which will be + * (correctly) interpreted by the test below as MT + * forcewake being disabled. + */ + mutex_lock(&dev->struct_mutex); + __gen6_gt_force_wake_mt_get(dev_priv); + ecobus = I915_READ_NOTRACE(ECOBUS); + __gen6_gt_force_wake_mt_put(dev_priv); + mutex_unlock(&dev->struct_mutex); + + if (ecobus & FORCEWAKE_MT_ENABLE) { + dev_priv->gt.force_wake_get = + __gen6_gt_force_wake_mt_get; + dev_priv->gt.force_wake_put = + __gen6_gt_force_wake_mt_put; + } else { + DRM_INFO("No MT forcewake available on Ivybridge, this can result in issues\n"); + DRM_INFO("when using vblank-synced partial screen updates.\n"); + dev_priv->gt.force_wake_get = __gen6_gt_force_wake_get; + dev_priv->gt.force_wake_put = __gen6_gt_force_wake_put; + } } else if (IS_GEN6(dev)) { dev_priv->gt.force_wake_get = __gen6_gt_force_wake_get; dev_priv->gt.force_wake_put = __gen6_gt_force_wake_put; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index e51ab55..664118d 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -379,6 +379,17 @@ u32 intel_ring_get_active_head(struct intel_ring_buffer *ring) return I915_READ(acthd_reg); } +static void ring_setup_phys_status_page(struct intel_ring_buffer *ring) +{ + struct drm_i915_private *dev_priv = ring->dev->dev_private; + u32 addr; + + addr = dev_priv->status_page_dmah->busaddr; + if (INTEL_INFO(ring->dev)->gen >= 4) + addr |= (dev_priv->status_page_dmah->busaddr >> 28) & 0xf0; + I915_WRITE(HWS_PGA, addr); +} + static int init_ring_common(struct intel_ring_buffer *ring) { struct drm_device *dev = ring->dev; @@ -390,6 +401,11 @@ static int init_ring_common(struct intel_ring_buffer *ring) if (HAS_FORCE_WAKE(dev)) gen6_gt_force_wake_get(dev_priv); + if (I915_NEED_GFX_HWS(dev)) + intel_ring_setup_status_page(ring); + else + ring_setup_phys_status_page(ring); + /* Stop the ring if it's running. */ I915_WRITE_CTL(ring, 0); I915_WRITE_HEAD(ring, 0); @@ -518,9 +534,6 @@ cleanup_pipe_control(struct intel_ring_buffer *ring) struct pipe_control *pc = ring->private; struct drm_i915_gem_object *obj; - if (!ring->private) - return; - obj = pc->obj; kunmap(sg_page(obj->pages->sgl)); @@ -528,7 +541,6 @@ cleanup_pipe_control(struct intel_ring_buffer *ring) drm_gem_object_unreference(&obj->base); kfree(pc); - ring->private = NULL; } static int init_render_ring(struct intel_ring_buffer *ring) @@ -601,7 +613,10 @@ static void render_ring_cleanup(struct intel_ring_buffer *ring) if (HAS_BROKEN_CS_TLB(dev)) drm_gem_object_unreference(to_gem_object(ring->private)); - cleanup_pipe_control(ring); + if (INTEL_INFO(dev)->gen >= 5) + cleanup_pipe_control(ring); + + ring->private = NULL; } static void @@ -1223,7 +1238,6 @@ static int init_status_page(struct intel_ring_buffer *ring) ring->status_page.obj = obj; memset(ring->status_page.page_addr, 0, PAGE_SIZE); - intel_ring_setup_status_page(ring); DRM_DEBUG_DRIVER("%s hws offset: 0x%08x\n", ring->name, ring->status_page.gfx_addr); @@ -1237,10 +1251,9 @@ err: return ret; } -static int init_phys_hws_pga(struct intel_ring_buffer *ring) +static int init_phys_status_page(struct intel_ring_buffer *ring) { struct drm_i915_private *dev_priv = ring->dev->dev_private; - u32 addr; if (!dev_priv->status_page_dmah) { dev_priv->status_page_dmah = @@ -1249,11 +1262,6 @@ static int init_phys_hws_pga(struct intel_ring_buffer *ring) return -ENOMEM; } - addr = dev_priv->status_page_dmah->busaddr; - if (INTEL_INFO(ring->dev)->gen >= 4) - addr |= (dev_priv->status_page_dmah->busaddr >> 28) & 0xf0; - I915_WRITE(HWS_PGA, addr); - ring->status_page.page_addr = dev_priv->status_page_dmah->vaddr; memset(ring->status_page.page_addr, 0, PAGE_SIZE); @@ -1281,7 +1289,7 @@ static int intel_init_ring_buffer(struct drm_device *dev, return ret; } else { BUG_ON(ring->id != RCS); - ret = init_phys_hws_pga(ring); + ret = init_phys_status_page(ring); if (ret) return ret; } @@ -1893,7 +1901,7 @@ int intel_render_ring_init_dri(struct drm_device *dev, u64 start, u32 size) } if (!I915_NEED_GFX_HWS(dev)) { - ret = init_phys_hws_pga(ring); + ret = init_phys_status_page(ring); if (ret) return ret; } diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index ed1d910..6dacec4 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -22,7 +22,6 @@ * Authors: Alex Deucher */ #include <linux/firmware.h> -#include <linux/platform_device.h> #include <linux/slab.h> #include <linux/module.h> #include "drmP.h" @@ -742,7 +741,6 @@ static int ci_mc_load_microcode(struct radeon_device *rdev) */ static int cik_init_microcode(struct radeon_device *rdev) { - struct platform_device *pdev; const char *chip_name; size_t pfp_req_size, me_req_size, ce_req_size, mec_req_size, rlc_req_size, mc_req_size, @@ -752,13 +750,6 @@ static int cik_init_microcode(struct radeon_device *rdev) DRM_DEBUG("\n"); - pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); - err = IS_ERR(pdev); - if (err) { - printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); - return -EINVAL; - } - switch (rdev->family) { case CHIP_BONAIRE: chip_name = "BONAIRE"; @@ -794,7 +785,7 @@ static int cik_init_microcode(struct radeon_device *rdev) DRM_INFO("Loading %s Microcode\n", chip_name); snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); - err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->pfp_fw->size != pfp_req_size) { @@ -806,7 +797,7 @@ static int cik_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); - err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->me_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->me_fw->size != me_req_size) { @@ -817,7 +808,7 @@ static int cik_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", chip_name); - err = request_firmware(&rdev->ce_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->ce_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->ce_fw->size != ce_req_size) { @@ -828,7 +819,7 @@ static int cik_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_mec.bin", chip_name); - err = request_firmware(&rdev->mec_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->mec_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->mec_fw->size != mec_req_size) { @@ -839,7 +830,7 @@ static int cik_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", chip_name); - err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->rlc_fw->size != rlc_req_size) { @@ -850,7 +841,7 @@ static int cik_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_sdma.bin", chip_name); - err = request_firmware(&rdev->sdma_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->sdma_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->sdma_fw->size != sdma_req_size) { @@ -863,7 +854,7 @@ static int cik_init_microcode(struct radeon_device *rdev) /* No MC ucode on APUs */ if (!(rdev->flags & RADEON_IS_IGP)) { snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name); - err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->mc_fw->size != mc_req_size) { @@ -875,8 +866,6 @@ static int cik_init_microcode(struct radeon_device *rdev) } out: - platform_device_unregister(pdev); - if (err) { if (err != -EINVAL) printk(KERN_ERR @@ -4453,6 +4442,29 @@ void cik_vm_fini(struct radeon_device *rdev) } /** + * cik_vm_decode_fault - print human readable fault info + * + * @rdev: radeon_device pointer + * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value + * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value + * + * Print human readable fault information (CIK). + */ +static void cik_vm_decode_fault(struct radeon_device *rdev, + u32 status, u32 addr, u32 mc_client) +{ + u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT; + u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT; + u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT; + char *block = (char *)&mc_client; + + printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n", + protections, vmid, addr, + (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read", + block, mc_id); +} + +/** * cik_vm_flush - cik vm flush using the CP * * @rdev: radeon_device pointer @@ -5507,6 +5519,7 @@ int cik_irq_process(struct radeon_device *rdev) u32 ring_index; bool queue_hotplug = false; bool queue_reset = false; + u32 addr, status, mc_client; if (!rdev->ih.enabled || rdev->shutdown) return IRQ_NONE; @@ -5742,11 +5755,15 @@ restart_ih: break; case 146: case 147: + addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR); + status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS); + mc_client = RREG32(VM_CONTEXT1_PROTECTION_FAULT_MCCLIENT); dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data); dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n", - RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR)); + addr); dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n", - RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS)); + status); + cik_vm_decode_fault(rdev, status, addr, mc_client); /* reset addr and status */ WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1); break; @@ -6961,7 +6978,7 @@ int cik_uvd_resume(struct radeon_device *rdev) /* programm the VCPU memory controller bits 0-27 */ addr = rdev->uvd.gpu_addr >> 3; - size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 4) >> 3; + size = RADEON_GPU_PAGE_ALIGN(rdev->uvd.fw_size + 4) >> 3; WREG32(UVD_VCPU_CACHE_OFFSET0, addr); WREG32(UVD_VCPU_CACHE_SIZE0, size); diff --git a/drivers/gpu/drm/radeon/cikd.h b/drivers/gpu/drm/radeon/cikd.h index 63514b9..7e9275e 100644 --- a/drivers/gpu/drm/radeon/cikd.h +++ b/drivers/gpu/drm/radeon/cikd.h @@ -136,6 +136,22 @@ #define VM_INVALIDATE_RESPONSE 0x147c #define VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x14DC +#define PROTECTIONS_MASK (0xf << 0) +#define PROTECTIONS_SHIFT 0 + /* bit 0: range + * bit 1: pde0 + * bit 2: valid + * bit 3: read + * bit 4: write + */ +#define MEMORY_CLIENT_ID_MASK (0xff << 12) +#define MEMORY_CLIENT_ID_SHIFT 12 +#define MEMORY_CLIENT_RW_MASK (1 << 24) +#define MEMORY_CLIENT_RW_SHIFT 24 +#define FAULT_VMID_MASK (0xf << 25) +#define FAULT_VMID_SHIFT 25 + +#define VM_CONTEXT1_PROTECTION_FAULT_MCCLIENT 0x14E4 #define VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x14FC diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index e49059d..038dcac 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -139,6 +139,8 @@ void evergreen_pcie_gen2_enable(struct radeon_device *rdev); void evergreen_program_aspm(struct radeon_device *rdev); extern void cayman_cp_int_cntl_setup(struct radeon_device *rdev, int ring, u32 cp_int_cntl); +extern void cayman_vm_decode_fault(struct radeon_device *rdev, + u32 status, u32 addr); static const u32 evergreen_golden_registers[] = { @@ -4586,6 +4588,7 @@ int evergreen_irq_process(struct radeon_device *rdev) bool queue_hotplug = false; bool queue_hdmi = false; bool queue_thermal = false; + u32 status, addr; if (!rdev->ih.enabled || rdev->shutdown) return IRQ_NONE; @@ -4872,11 +4875,14 @@ restart_ih: break; case 146: case 147: + addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR); + status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS); dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data); dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n", - RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR)); + addr); dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n", - RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS)); + status); + cayman_vm_decode_fault(rdev, status, addr); /* reset addr and status */ WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1); break; @@ -5509,6 +5515,9 @@ void evergreen_program_aspm(struct radeon_device *rdev) */ bool fusion_platform = false; + if (radeon_aspm == 0) + return; + if (!(rdev->flags & RADEON_IS_PCIE)) return; diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c index b9c6f76..b0d3fb3 100644 --- a/drivers/gpu/drm/radeon/evergreen_hdmi.c +++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c @@ -177,6 +177,9 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode uint32_t offset; ssize_t err; + if (!dig || !dig->afmt) + return; + /* Silent, r600_hdmi_enable will raise WARN for us */ if (!dig->afmt->enabled) return; @@ -280,6 +283,9 @@ void evergreen_hdmi_enable(struct drm_encoder *encoder, bool enable) struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; + if (!dig || !dig->afmt) + return; + /* Silent, r600_hdmi_enable will raise WARN for us */ if (enable && dig->afmt->enabled) return; diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index f30127c..56bd4f3 100644 --- a/drivers/gpu/drm/radeon/ni.c +++ b/drivers/gpu/drm/radeon/ni.c @@ -22,7 +22,6 @@ * Authors: Alex Deucher */ #include <linux/firmware.h> -#include <linux/platform_device.h> #include <linux/slab.h> #include <linux/module.h> #include <drm/drmP.h> @@ -684,7 +683,6 @@ int ni_mc_load_microcode(struct radeon_device *rdev) int ni_init_microcode(struct radeon_device *rdev) { - struct platform_device *pdev; const char *chip_name; const char *rlc_chip_name; size_t pfp_req_size, me_req_size, rlc_req_size, mc_req_size; @@ -694,13 +692,6 @@ int ni_init_microcode(struct radeon_device *rdev) DRM_DEBUG("\n"); - pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); - err = IS_ERR(pdev); - if (err) { - printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); - return -EINVAL; - } - switch (rdev->family) { case CHIP_BARTS: chip_name = "BARTS"; @@ -753,7 +744,7 @@ int ni_init_microcode(struct radeon_device *rdev) DRM_INFO("Loading %s Microcode\n", chip_name); snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); - err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->pfp_fw->size != pfp_req_size) { @@ -765,7 +756,7 @@ int ni_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); - err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->me_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->me_fw->size != me_req_size) { @@ -776,7 +767,7 @@ int ni_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name); - err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->rlc_fw->size != rlc_req_size) { @@ -789,7 +780,7 @@ int ni_init_microcode(struct radeon_device *rdev) /* no MC ucode on TN */ if (!(rdev->flags & RADEON_IS_IGP)) { snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name); - err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->mc_fw->size != mc_req_size) { @@ -802,7 +793,7 @@ int ni_init_microcode(struct radeon_device *rdev) if ((rdev->family >= CHIP_BARTS) && (rdev->family <= CHIP_CAYMAN)) { snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name); - err = request_firmware(&rdev->smc_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->smc_fw->size != smc_req_size) { @@ -814,8 +805,6 @@ int ni_init_microcode(struct radeon_device *rdev) } out: - platform_device_unregister(pdev); - if (err) { if (err != -EINVAL) printk(KERN_ERR @@ -2461,6 +2450,167 @@ void cayman_vm_fini(struct radeon_device *rdev) { } +/** + * cayman_vm_decode_fault - print human readable fault info + * + * @rdev: radeon_device pointer + * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value + * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value + * + * Print human readable fault information (cayman/TN). + */ +void cayman_vm_decode_fault(struct radeon_device *rdev, + u32 status, u32 addr) +{ + u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT; + u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT; + u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT; + char *block; + + switch (mc_id) { + case 32: + case 16: + case 96: + case 80: + case 160: + case 144: + case 224: + case 208: + block = "CB"; + break; + case 33: + case 17: + case 97: + case 81: + case 161: + case 145: + case 225: + case 209: + block = "CB_FMASK"; + break; + case 34: + case 18: + case 98: + case 82: + case 162: + case 146: + case 226: + case 210: + block = "CB_CMASK"; + break; + case 35: + case 19: + case 99: + case 83: + case 163: + case 147: + case 227: + case 211: + block = "CB_IMMED"; + break; + case 36: + case 20: + case 100: + case 84: + case 164: + case 148: + case 228: + case 212: + block = "DB"; + break; + case 37: + case 21: + case 101: + case 85: + case 165: + case 149: + case 229: + case 213: + block = "DB_HTILE"; + break; + case 38: + case 22: + case 102: + case 86: + case 166: + case 150: + case 230: + case 214: + block = "SX"; + break; + case 39: + case 23: + case 103: + case 87: + case 167: + case 151: + case 231: + case 215: + block = "DB_STEN"; + break; + case 40: + case 24: + case 104: + case 88: + case 232: + case 216: + case 168: + case 152: + block = "TC_TFETCH"; + break; + case 41: + case 25: + case 105: + case 89: + case 233: + case 217: + case 169: + case 153: + block = "TC_VFETCH"; + break; + case 42: + case 26: + case 106: + case 90: + case 234: + case 218: + case 170: + case 154: + block = "VC"; + break; + case 112: + block = "CP"; + break; + case 113: + case 114: + block = "SH"; + break; + case 115: + block = "VGT"; + break; + case 178: + block = "IH"; + break; + case 51: + block = "RLC"; + break; + case 55: + block = "DMA"; + break; + case 56: + block = "HDP"; + break; + default: + block = "unknown"; + break; + } + + printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n", + protections, vmid, addr, + (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read", + block, mc_id); +} + #define R600_ENTRY_VALID (1 << 0) #define R600_PTE_SYSTEM (1 << 1) #define R600_PTE_SNOOPED (1 << 2) diff --git a/drivers/gpu/drm/radeon/nid.h b/drivers/gpu/drm/radeon/nid.h index fe24a93..22421bc 100644 --- a/drivers/gpu/drm/radeon/nid.h +++ b/drivers/gpu/drm/radeon/nid.h @@ -133,6 +133,22 @@ #define VM_CONTEXT1_CNTL2 0x1434 #define VM_INVALIDATE_REQUEST 0x1478 #define VM_INVALIDATE_RESPONSE 0x147c +#define VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x14FC +#define VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x14DC +#define PROTECTIONS_MASK (0xf << 0) +#define PROTECTIONS_SHIFT 0 + /* bit 0: range + * bit 2: pde0 + * bit 3: valid + * bit 4: read + * bit 5: write + */ +#define MEMORY_CLIENT_ID_MASK (0xff << 12) +#define MEMORY_CLIENT_ID_SHIFT 12 +#define MEMORY_CLIENT_RW_MASK (1 << 24) +#define MEMORY_CLIENT_RW_SHIFT 24 +#define FAULT_VMID_MASK (0x7 << 25) +#define FAULT_VMID_SHIFT 25 #define VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR 0x1518 #define VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR 0x151c #define VM_CONTEXT0_PAGE_TABLE_BASE_ADDR 0x153C diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index c9affef..75349cd 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -39,7 +39,6 @@ #include "atom.h" #include <linux/firmware.h> -#include <linux/platform_device.h> #include <linux/module.h> #include "r100_reg_safe.h" @@ -989,18 +988,11 @@ void r100_ring_start(struct radeon_device *rdev, struct radeon_ring *ring) /* Load the microcode for the CP */ static int r100_cp_init_microcode(struct radeon_device *rdev) { - struct platform_device *pdev; const char *fw_name = NULL; int err; DRM_DEBUG_KMS("\n"); - pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); - err = IS_ERR(pdev); - if (err) { - printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); - return -EINVAL; - } if ((rdev->family == CHIP_R100) || (rdev->family == CHIP_RV100) || (rdev->family == CHIP_RV200) || (rdev->family == CHIP_RS100) || (rdev->family == CHIP_RS200)) { @@ -1042,8 +1034,7 @@ static int r100_cp_init_microcode(struct radeon_device *rdev) fw_name = FIRMWARE_R520; } - err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); - platform_device_unregister(pdev); + err = request_firmware(&rdev->me_fw, fw_name, rdev->dev); if (err) { printk(KERN_ERR "radeon_cp: Failed to load firmware \"%s\"\n", fw_name); diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index 2d3655f..393880a 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -28,7 +28,6 @@ #include <linux/slab.h> #include <linux/seq_file.h> #include <linux/firmware.h> -#include <linux/platform_device.h> #include <linux/module.h> #include <drm/drmP.h> #include <drm/radeon_drm.h> @@ -2144,7 +2143,6 @@ void r600_cp_stop(struct radeon_device *rdev) int r600_init_microcode(struct radeon_device *rdev) { - struct platform_device *pdev; const char *chip_name; const char *rlc_chip_name; const char *smc_chip_name = "RV770"; @@ -2154,13 +2152,6 @@ int r600_init_microcode(struct radeon_device *rdev) DRM_DEBUG("\n"); - pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); - err = IS_ERR(pdev); - if (err) { - printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); - return -EINVAL; - } - switch (rdev->family) { case CHIP_R600: chip_name = "R600"; @@ -2272,7 +2263,7 @@ int r600_init_microcode(struct radeon_device *rdev) DRM_INFO("Loading %s Microcode\n", chip_name); snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); - err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->pfp_fw->size != pfp_req_size) { @@ -2284,7 +2275,7 @@ int r600_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); - err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->me_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->me_fw->size != me_req_size) { @@ -2295,7 +2286,7 @@ int r600_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name); - err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->rlc_fw->size != rlc_req_size) { @@ -2307,7 +2298,7 @@ int r600_init_microcode(struct radeon_device *rdev) if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_HEMLOCK)) { snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", smc_chip_name); - err = request_firmware(&rdev->smc_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->smc_fw->size != smc_req_size) { @@ -2319,8 +2310,6 @@ int r600_init_microcode(struct radeon_device *rdev) } out: - platform_device_unregister(pdev); - if (err) { if (err != -EINVAL) printk(KERN_ERR @@ -3019,7 +3008,7 @@ void r600_uvd_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence) { struct radeon_ring *ring = &rdev->ring[fence->ring]; - uint32_t addr = rdev->fence_drv[fence->ring].gpu_addr; + uint64_t addr = rdev->fence_drv[fence->ring].gpu_addr; radeon_ring_write(ring, PACKET0(UVD_CONTEXT_ID, 0)); radeon_ring_write(ring, fence->seq); @@ -3145,6 +3134,87 @@ int r600_copy_blit(struct radeon_device *rdev, } /** + * r600_copy_cpdma - copy pages using the CP DMA engine + * + * @rdev: radeon_device pointer + * @src_offset: src GPU address + * @dst_offset: dst GPU address + * @num_gpu_pages: number of GPU pages to xfer + * @fence: radeon fence object + * + * Copy GPU paging using the CP DMA engine (r6xx+). + * Used by the radeon ttm implementation to move pages if + * registered as the asic copy callback. + */ +int r600_copy_cpdma(struct radeon_device *rdev, + uint64_t src_offset, uint64_t dst_offset, + unsigned num_gpu_pages, + struct radeon_fence **fence) +{ + struct radeon_semaphore *sem = NULL; + int ring_index = rdev->asic->copy.blit_ring_index; + struct radeon_ring *ring = &rdev->ring[ring_index]; + u32 size_in_bytes, cur_size_in_bytes, tmp; + int i, num_loops; + int r = 0; + + r = radeon_semaphore_create(rdev, &sem); + if (r) { + DRM_ERROR("radeon: moving bo (%d).\n", r); + return r; + } + + size_in_bytes = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT); + num_loops = DIV_ROUND_UP(size_in_bytes, 0x1fffff); + r = radeon_ring_lock(rdev, ring, num_loops * 6 + 21); + if (r) { + DRM_ERROR("radeon: moving bo (%d).\n", r); + radeon_semaphore_free(rdev, &sem, NULL); + return r; + } + + if (radeon_fence_need_sync(*fence, ring->idx)) { + radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring, + ring->idx); + radeon_fence_note_sync(*fence, ring->idx); + } else { + radeon_semaphore_free(rdev, &sem, NULL); + } + + for (i = 0; i < num_loops; i++) { + cur_size_in_bytes = size_in_bytes; + if (cur_size_in_bytes > 0x1fffff) + cur_size_in_bytes = 0x1fffff; + size_in_bytes -= cur_size_in_bytes; + tmp = upper_32_bits(src_offset) & 0xff; + if (size_in_bytes == 0) + tmp |= PACKET3_CP_DMA_CP_SYNC; + radeon_ring_write(ring, PACKET3(PACKET3_CP_DMA, 4)); + radeon_ring_write(ring, src_offset & 0xffffffff); + radeon_ring_write(ring, tmp); + radeon_ring_write(ring, dst_offset & 0xffffffff); + radeon_ring_write(ring, upper_32_bits(dst_offset) & 0xff); + radeon_ring_write(ring, cur_size_in_bytes); + src_offset += cur_size_in_bytes; + dst_offset += cur_size_in_bytes; + } + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2); + radeon_ring_write(ring, WAIT_CP_DMA_IDLE_bit); + + r = radeon_fence_emit(rdev, fence, ring->idx); + if (r) { + radeon_ring_unlock_undo(rdev, ring); + return r; + } + + radeon_ring_unlock_commit(rdev, ring); + radeon_semaphore_free(rdev, &sem, *fence); + + return r; +} + +/** * r600_copy_dma - copy pages using the DMA engine * * @rdev: radeon_device pointer diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c index e73b2a7..f48240b 100644 --- a/drivers/gpu/drm/radeon/r600_hdmi.c +++ b/drivers/gpu/drm/radeon/r600_hdmi.c @@ -266,6 +266,9 @@ void r600_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mod uint32_t offset; ssize_t err; + if (!dig || !dig->afmt) + return; + /* Silent, r600_hdmi_enable will raise WARN for us */ if (!dig->afmt->enabled) return; @@ -448,6 +451,9 @@ void r600_hdmi_enable(struct drm_encoder *encoder, bool enable) struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; u32 hdmi = HDMI0_ERROR_ACK; + if (!dig || !dig->afmt) + return; + /* Silent, r600_hdmi_enable will raise WARN for us */ if (enable && dig->afmt->enabled) return; diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h index f1b3084..8e3fe81 100644 --- a/drivers/gpu/drm/radeon/r600d.h +++ b/drivers/gpu/drm/radeon/r600d.h @@ -602,6 +602,7 @@ #define L2_BUSY (1 << 0) #define WAIT_UNTIL 0x8040 +#define WAIT_CP_DMA_IDLE_bit (1 << 8) #define WAIT_2D_IDLE_bit (1 << 14) #define WAIT_3D_IDLE_bit (1 << 15) #define WAIT_2D_IDLECLEAN_bit (1 << 16) diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 9b7025d..2f08219 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -97,6 +97,7 @@ extern int radeon_msi; extern int radeon_lockup_timeout; extern int radeon_fastfb; extern int radeon_dpm; +extern int radeon_aspm; /* * Copy from radeon_drv.h so we don't have to include both and have conflicting @@ -455,6 +456,7 @@ struct radeon_sa_manager { uint64_t gpu_addr; void *cpu_ptr; uint32_t domain; + uint32_t align; }; struct radeon_sa_bo; @@ -783,6 +785,11 @@ struct radeon_mec { /* number of entries in page table */ #define RADEON_VM_PTE_COUNT (1 << RADEON_VM_BLOCK_SIZE) +/* PTBs (Page Table Blocks) need to be aligned to 32K */ +#define RADEON_VM_PTB_ALIGN_SIZE 32768 +#define RADEON_VM_PTB_ALIGN_MASK (RADEON_VM_PTB_ALIGN_SIZE - 1) +#define RADEON_VM_PTB_ALIGN(a) (((a) + RADEON_VM_PTB_ALIGN_MASK) & ~RADEON_VM_PTB_ALIGN_MASK) + struct radeon_vm { struct list_head list; struct list_head va; @@ -1460,6 +1467,8 @@ struct radeon_uvd { struct radeon_bo *vcpu_bo; void *cpu_addr; uint64_t gpu_addr; + void *saved_bo; + unsigned fw_size; atomic_t handles[RADEON_MAX_UVD_HANDLES]; struct drm_file *filp[RADEON_MAX_UVD_HANDLES]; struct delayed_work idle_work; @@ -2054,7 +2063,6 @@ struct radeon_device { const struct firmware *rlc_fw; /* r6/700 RLC firmware */ const struct firmware *mc_fw; /* NI MC firmware */ const struct firmware *ce_fw; /* SI CE firmware */ - const struct firmware *uvd_fw; /* UVD firmware */ const struct firmware *mec_fw; /* CIK MEC firmware */ const struct firmware *sdma_fw; /* CIK SDMA firmware */ const struct firmware *smc_fw; /* SMC firmware */ diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index 0970774..78bec1a 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -1026,8 +1026,8 @@ static struct radeon_asic r600_asic = { .blit_ring_index = RADEON_RING_TYPE_GFX_INDEX, .dma = &r600_copy_dma, .dma_ring_index = R600_RING_TYPE_DMA_INDEX, - .copy = &r600_copy_dma, - .copy_ring_index = R600_RING_TYPE_DMA_INDEX, + .copy = &r600_copy_cpdma, + .copy_ring_index = RADEON_RING_TYPE_GFX_INDEX, }, .surface = { .set_reg = r600_set_surface_reg, @@ -1119,8 +1119,8 @@ static struct radeon_asic rv6xx_asic = { .blit_ring_index = RADEON_RING_TYPE_GFX_INDEX, .dma = &r600_copy_dma, .dma_ring_index = R600_RING_TYPE_DMA_INDEX, - .copy = &r600_copy_dma, - .copy_ring_index = R600_RING_TYPE_DMA_INDEX, + .copy = &r600_copy_cpdma, + .copy_ring_index = RADEON_RING_TYPE_GFX_INDEX, }, .surface = { .set_reg = r600_set_surface_reg, @@ -1229,8 +1229,8 @@ static struct radeon_asic rs780_asic = { .blit_ring_index = RADEON_RING_TYPE_GFX_INDEX, .dma = &r600_copy_dma, .dma_ring_index = R600_RING_TYPE_DMA_INDEX, - .copy = &r600_copy_dma, - .copy_ring_index = R600_RING_TYPE_DMA_INDEX, + .copy = &r600_copy_cpdma, + .copy_ring_index = RADEON_RING_TYPE_GFX_INDEX, }, .surface = { .set_reg = r600_set_surface_reg, @@ -1270,6 +1270,7 @@ static struct radeon_asic rs780_asic = { .get_sclk = &rs780_dpm_get_sclk, .get_mclk = &rs780_dpm_get_mclk, .print_power_state = &rs780_dpm_print_power_state, + .debugfs_print_current_performance_level = &rs780_dpm_debugfs_print_current_performance_level, }, .pflip = { .pre_page_flip = &rs600_pre_page_flip, diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index 45d0693..ca18957 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -340,6 +340,9 @@ int r600_uvd_ring_test(struct radeon_device *rdev, struct radeon_ring *ring); int r600_copy_blit(struct radeon_device *rdev, uint64_t src_offset, uint64_t dst_offset, unsigned num_gpu_pages, struct radeon_fence **fence); +int r600_copy_cpdma(struct radeon_device *rdev, + uint64_t src_offset, uint64_t dst_offset, + unsigned num_gpu_pages, struct radeon_fence **fence); int r600_copy_dma(struct radeon_device *rdev, uint64_t src_offset, uint64_t dst_offset, unsigned num_gpu_pages, struct radeon_fence **fence); @@ -430,6 +433,8 @@ u32 rs780_dpm_get_sclk(struct radeon_device *rdev, bool low); u32 rs780_dpm_get_mclk(struct radeon_device *rdev, bool low); void rs780_dpm_print_power_state(struct radeon_device *rdev, struct radeon_ps *ps); +void rs780_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, + struct seq_file *m); /* uvd */ int r600_uvd_init(struct radeon_device *rdev); diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index fbdaff5..e3f3e88 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -3513,7 +3513,6 @@ int radeon_atom_get_memory_info(struct radeon_device *rdev, u8 frev, crev, i; u16 data_offset, size; union vram_info *vram_info; - u8 *p; memset(mem_info, 0, sizeof(struct atom_memory_info)); @@ -3529,13 +3528,12 @@ int radeon_atom_get_memory_info(struct radeon_device *rdev, if (module_index < vram_info->v1_3.ucNumOfVRAMModule) { ATOM_VRAM_MODULE_V3 *vram_module = (ATOM_VRAM_MODULE_V3 *)vram_info->v1_3.aVramInfo; - p = (u8 *)vram_info->v1_3.aVramInfo; for (i = 0; i < module_index; i++) { - vram_module = (ATOM_VRAM_MODULE_V3 *)p; if (le16_to_cpu(vram_module->usSize) == 0) return -EINVAL; - p += le16_to_cpu(vram_module->usSize); + vram_module = (ATOM_VRAM_MODULE_V3 *) + ((u8 *)vram_module + le16_to_cpu(vram_module->usSize)); } mem_info->mem_vendor = vram_module->asMemory.ucMemoryVenderID & 0xf; mem_info->mem_type = vram_module->asMemory.ucMemoryType & 0xf0; @@ -3547,13 +3545,12 @@ int radeon_atom_get_memory_info(struct radeon_device *rdev, if (module_index < vram_info->v1_4.ucNumOfVRAMModule) { ATOM_VRAM_MODULE_V4 *vram_module = (ATOM_VRAM_MODULE_V4 *)vram_info->v1_4.aVramInfo; - p = (u8 *)vram_info->v1_4.aVramInfo; for (i = 0; i < module_index; i++) { - vram_module = (ATOM_VRAM_MODULE_V4 *)p; if (le16_to_cpu(vram_module->usModuleSize) == 0) return -EINVAL; - p += le16_to_cpu(vram_module->usModuleSize); + vram_module = (ATOM_VRAM_MODULE_V4 *) + ((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize)); } mem_info->mem_vendor = vram_module->ucMemoryVenderID & 0xf; mem_info->mem_type = vram_module->ucMemoryType & 0xf0; @@ -3572,13 +3569,12 @@ int radeon_atom_get_memory_info(struct radeon_device *rdev, if (module_index < vram_info->v2_1.ucNumOfVRAMModule) { ATOM_VRAM_MODULE_V7 *vram_module = (ATOM_VRAM_MODULE_V7 *)vram_info->v2_1.aVramInfo; - p = (u8 *)vram_info->v2_1.aVramInfo; for (i = 0; i < module_index; i++) { - vram_module = (ATOM_VRAM_MODULE_V7 *)p; if (le16_to_cpu(vram_module->usModuleSize) == 0) return -EINVAL; - p += le16_to_cpu(vram_module->usModuleSize); + vram_module = (ATOM_VRAM_MODULE_V7 *) + ((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize)); } mem_info->mem_vendor = vram_module->ucMemoryVenderID & 0xf; mem_info->mem_type = vram_module->ucMemoryType & 0xf0; @@ -3628,21 +3624,19 @@ int radeon_atom_get_mclk_range_table(struct radeon_device *rdev, if (module_index < vram_info->v1_4.ucNumOfVRAMModule) { ATOM_VRAM_MODULE_V4 *vram_module = (ATOM_VRAM_MODULE_V4 *)vram_info->v1_4.aVramInfo; - ATOM_MEMORY_TIMING_FORMAT *format; - p = (u8 *)vram_info->v1_4.aVramInfo; for (i = 0; i < module_index; i++) { - vram_module = (ATOM_VRAM_MODULE_V4 *)p; if (le16_to_cpu(vram_module->usModuleSize) == 0) return -EINVAL; - p += le16_to_cpu(vram_module->usModuleSize); + vram_module = (ATOM_VRAM_MODULE_V4 *) + ((u8 *)vram_module + le16_to_cpu(vram_module->usModuleSize)); } mclk_range_table->num_entries = (u8) - ((vram_module->usModuleSize - offsetof(ATOM_VRAM_MODULE_V4, asMemTiming)) / + ((le16_to_cpu(vram_module->usModuleSize) - offsetof(ATOM_VRAM_MODULE_V4, asMemTiming)) / mem_timing_size); - p = (u8 *)vram_module->asMemTiming; + p = (u8 *)&vram_module->asMemTiming[0]; for (i = 0; i < mclk_range_table->num_entries; i++) { - format = (ATOM_MEMORY_TIMING_FORMAT *)p; + ATOM_MEMORY_TIMING_FORMAT *format = (ATOM_MEMORY_TIMING_FORMAT *)p; mclk_range_table->mclk[i] = le32_to_cpu(format->ulClkRange); p += mem_timing_size; } @@ -3705,17 +3699,21 @@ int radeon_atom_init_mc_reg_table(struct radeon_device *rdev, (ATOM_MEMORY_SETTING_DATA_BLOCK *) ((u8 *)reg_block + (2 * sizeof(u16)) + le16_to_cpu(reg_block->usRegIndexTblSize)); + ATOM_INIT_REG_INDEX_FORMAT *format = ®_block->asRegIndexBuf[0]; num_entries = (u8)((le16_to_cpu(reg_block->usRegIndexTblSize)) / sizeof(ATOM_INIT_REG_INDEX_FORMAT)) - 1; if (num_entries > VBIOS_MC_REGISTER_ARRAY_SIZE) return -EINVAL; - while (!(reg_block->asRegIndexBuf[i].ucPreRegDataLength & ACCESS_PLACEHOLDER) && - (i < num_entries)) { + while (i < num_entries) { + if (format->ucPreRegDataLength & ACCESS_PLACEHOLDER) + break; reg_table->mc_reg_address[i].s1 = - (u16)(le16_to_cpu(reg_block->asRegIndexBuf[i].usRegIndex)); + (u16)(le16_to_cpu(format->usRegIndex)); reg_table->mc_reg_address[i].pre_reg_data = - (u8)(reg_block->asRegIndexBuf[i].ucPreRegDataLength); + (u8)(format->ucPreRegDataLength); i++; + format = (ATOM_INIT_REG_INDEX_FORMAT *) + ((u8 *)format + sizeof(ATOM_INIT_REG_INDEX_FORMAT)); } reg_table->last = i; while ((*(u32 *)reg_data != END_OF_REG_DATA_BLOCK) && diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index e5419b3..29876b1 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -167,6 +167,7 @@ int radeon_msi = -1; int radeon_lockup_timeout = 10000; int radeon_fastfb = 0; int radeon_dpm = -1; +int radeon_aspm = -1; MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers"); module_param_named(no_wb, radeon_no_wb, int, 0444); @@ -225,6 +226,9 @@ module_param_named(fastfb, radeon_fastfb, int, 0444); MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)"); module_param_named(dpm, radeon_dpm, int, 0444); +MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)"); +module_param_named(aspm, radeon_aspm, int, 0444); + static struct pci_device_id pciidlist[] = { radeon_PCI_IDS }; diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index ddb8f8e..7ddb0ef 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -782,7 +782,7 @@ int radeon_fence_driver_start_ring(struct radeon_device *rdev, int ring) } else { /* put fence directly behind firmware */ - index = ALIGN(rdev->uvd_fw->size, 8); + index = ALIGN(rdev->uvd.fw_size, 8); rdev->fence_drv[ring].cpu_addr = rdev->uvd.cpu_addr + index; rdev->fence_drv[ring].gpu_addr = rdev->uvd.gpu_addr + index; } diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c index 43ec4a4..d9d31a3 100644 --- a/drivers/gpu/drm/radeon/radeon_gart.c +++ b/drivers/gpu/drm/radeon/radeon_gart.c @@ -466,7 +466,8 @@ int radeon_vm_manager_init(struct radeon_device *rdev) size += rdev->vm_manager.max_pfn * 8; size *= 2; r = radeon_sa_bo_manager_init(rdev, &rdev->vm_manager.sa_manager, - RADEON_GPU_PAGE_ALIGN(size), + RADEON_VM_PTB_ALIGN(size), + RADEON_VM_PTB_ALIGN_SIZE, RADEON_GEM_DOMAIN_VRAM); if (r) { dev_err(rdev->dev, "failed to allocate vm bo (%dKB)\n", @@ -620,10 +621,10 @@ int radeon_vm_alloc_pt(struct radeon_device *rdev, struct radeon_vm *vm) } retry: - pd_size = RADEON_GPU_PAGE_ALIGN(radeon_vm_directory_size(rdev)); + pd_size = RADEON_VM_PTB_ALIGN(radeon_vm_directory_size(rdev)); r = radeon_sa_bo_new(rdev, &rdev->vm_manager.sa_manager, &vm->page_directory, pd_size, - RADEON_GPU_PAGE_SIZE, false); + RADEON_VM_PTB_ALIGN_SIZE, false); if (r == -ENOMEM) { r = radeon_vm_evict(rdev, vm); if (r) @@ -952,8 +953,8 @@ static int radeon_vm_update_pdes(struct radeon_device *rdev, retry: r = radeon_sa_bo_new(rdev, &rdev->vm_manager.sa_manager, &vm->page_tables[pt_idx], - RADEON_VM_PTE_COUNT * 8, - RADEON_GPU_PAGE_SIZE, false); + RADEON_VM_PTB_ALIGN(RADEON_VM_PTE_COUNT * 8), + RADEON_VM_PTB_ALIGN_SIZE, false); if (r == -ENOMEM) { r = radeon_vm_evict(rdev, vm); diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index bcdefd1..081886b 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -260,10 +260,6 @@ int radeon_irq_kms_init(struct radeon_device *rdev) { int r = 0; - INIT_WORK(&rdev->hotplug_work, radeon_hotplug_work_func); - INIT_WORK(&rdev->audio_work, r600_audio_update_hdmi); - INIT_WORK(&rdev->reset_work, radeon_irq_reset_work_func); - spin_lock_init(&rdev->irq.lock); r = drm_vblank_init(rdev->ddev, rdev->num_crtc); if (r) { @@ -285,6 +281,11 @@ int radeon_irq_kms_init(struct radeon_device *rdev) rdev->irq.installed = false; return r; } + + INIT_WORK(&rdev->hotplug_work, radeon_hotplug_work_func); + INIT_WORK(&rdev->audio_work, r600_audio_update_hdmi); + INIT_WORK(&rdev->reset_work, radeon_irq_reset_work_func); + DRM_INFO("radeon: irq initialized.\n"); return 0; } @@ -304,8 +305,8 @@ void radeon_irq_kms_fini(struct radeon_device *rdev) rdev->irq.installed = false; if (rdev->msi_enabled) pci_disable_msi(rdev->pdev); + flush_work(&rdev->hotplug_work); } - flush_work(&rdev->hotplug_work); } /** diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index 0219d26..2020bf4 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -377,6 +377,7 @@ int radeon_bo_list_validate(struct ww_acquire_ctx *ticket, domain = lobj->alt_domain; goto retry; } + ttm_eu_backoff_reservation(ticket, head); return r; } } diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h index 91519a5..49c82c4 100644 --- a/drivers/gpu/drm/radeon/radeon_object.h +++ b/drivers/gpu/drm/radeon/radeon_object.h @@ -174,7 +174,7 @@ static inline void * radeon_sa_bo_cpu_addr(struct radeon_sa_bo *sa_bo) extern int radeon_sa_bo_manager_init(struct radeon_device *rdev, struct radeon_sa_manager *sa_manager, - unsigned size, u32 domain); + unsigned size, u32 align, u32 domain); extern void radeon_sa_bo_manager_fini(struct radeon_device *rdev, struct radeon_sa_manager *sa_manager); extern int radeon_sa_bo_manager_start(struct radeon_device *rdev, diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index 5f1c51a..fb5ea62 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -224,6 +224,7 @@ int radeon_ib_pool_init(struct radeon_device *rdev) } r = radeon_sa_bo_manager_init(rdev, &rdev->ring_tmp_bo, RADEON_IB_POOL_SIZE*64*1024, + RADEON_GPU_PAGE_SIZE, RADEON_GEM_DOMAIN_GTT); if (r) { return r; diff --git a/drivers/gpu/drm/radeon/radeon_sa.c b/drivers/gpu/drm/radeon/radeon_sa.c index 0abe5a9..f0bac68 100644 --- a/drivers/gpu/drm/radeon/radeon_sa.c +++ b/drivers/gpu/drm/radeon/radeon_sa.c @@ -49,7 +49,7 @@ static void radeon_sa_bo_try_free(struct radeon_sa_manager *sa_manager); int radeon_sa_bo_manager_init(struct radeon_device *rdev, struct radeon_sa_manager *sa_manager, - unsigned size, u32 domain) + unsigned size, u32 align, u32 domain) { int i, r; @@ -57,13 +57,14 @@ int radeon_sa_bo_manager_init(struct radeon_device *rdev, sa_manager->bo = NULL; sa_manager->size = size; sa_manager->domain = domain; + sa_manager->align = align; sa_manager->hole = &sa_manager->olist; INIT_LIST_HEAD(&sa_manager->olist); for (i = 0; i < RADEON_NUM_RINGS; ++i) { INIT_LIST_HEAD(&sa_manager->flist[i]); } - r = radeon_bo_create(rdev, size, RADEON_GPU_PAGE_SIZE, true, + r = radeon_bo_create(rdev, size, align, true, domain, NULL, &sa_manager->bo); if (r) { dev_err(rdev->dev, "(%d) failed to allocate bo for manager\n", r); @@ -317,7 +318,7 @@ int radeon_sa_bo_new(struct radeon_device *rdev, unsigned tries[RADEON_NUM_RINGS]; int i, r; - BUG_ON(align > RADEON_GPU_PAGE_SIZE); + BUG_ON(align > sa_manager->align); BUG_ON(size > sa_manager->size); *sa_bo = kmalloc(sizeof(struct radeon_sa_bo), GFP_KERNEL); diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c index 41efcec..414fd14 100644 --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -56,20 +56,13 @@ static void radeon_uvd_idle_work_handler(struct work_struct *work); int radeon_uvd_init(struct radeon_device *rdev) { - struct platform_device *pdev; + const struct firmware *fw; unsigned long bo_size; const char *fw_name; int i, r; INIT_DELAYED_WORK(&rdev->uvd.idle_work, radeon_uvd_idle_work_handler); - pdev = platform_device_register_simple("radeon_uvd", 0, NULL, 0); - r = IS_ERR(pdev); - if (r) { - dev_err(rdev->dev, "radeon_uvd: Failed to register firmware\n"); - return -EINVAL; - } - switch (rdev->family) { case CHIP_RV710: case CHIP_RV730: @@ -112,17 +105,14 @@ int radeon_uvd_init(struct radeon_device *rdev) return -EINVAL; } - r = request_firmware(&rdev->uvd_fw, fw_name, &pdev->dev); + r = request_firmware(&fw, fw_name, rdev->dev); if (r) { dev_err(rdev->dev, "radeon_uvd: Can't load firmware \"%s\"\n", fw_name); - platform_device_unregister(pdev); return r; } - platform_device_unregister(pdev); - - bo_size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 8) + + bo_size = RADEON_GPU_PAGE_ALIGN(fw->size + 8) + RADEON_UVD_STACK_SIZE + RADEON_UVD_HEAP_SIZE; r = radeon_bo_create(rdev, bo_size, PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, NULL, &rdev->uvd.vcpu_bo); @@ -131,16 +121,35 @@ int radeon_uvd_init(struct radeon_device *rdev) return r; } - r = radeon_uvd_resume(rdev); - if (r) + r = radeon_bo_reserve(rdev->uvd.vcpu_bo, false); + if (r) { + radeon_bo_unref(&rdev->uvd.vcpu_bo); + dev_err(rdev->dev, "(%d) failed to reserve UVD bo\n", r); return r; + } - memset(rdev->uvd.cpu_addr, 0, bo_size); - memcpy(rdev->uvd.cpu_addr, rdev->uvd_fw->data, rdev->uvd_fw->size); + r = radeon_bo_pin(rdev->uvd.vcpu_bo, RADEON_GEM_DOMAIN_VRAM, + &rdev->uvd.gpu_addr); + if (r) { + radeon_bo_unreserve(rdev->uvd.vcpu_bo); + radeon_bo_unref(&rdev->uvd.vcpu_bo); + dev_err(rdev->dev, "(%d) UVD bo pin failed\n", r); + return r; + } - r = radeon_uvd_suspend(rdev); - if (r) + r = radeon_bo_kmap(rdev->uvd.vcpu_bo, &rdev->uvd.cpu_addr); + if (r) { + dev_err(rdev->dev, "(%d) UVD map failed\n", r); return r; + } + + radeon_bo_unreserve(rdev->uvd.vcpu_bo); + + rdev->uvd.fw_size = fw->size; + memset(rdev->uvd.cpu_addr, 0, bo_size); + memcpy(rdev->uvd.cpu_addr, fw->data, fw->size); + + release_firmware(fw); for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) { atomic_set(&rdev->uvd.handles[i], 0); @@ -152,71 +161,47 @@ int radeon_uvd_init(struct radeon_device *rdev) void radeon_uvd_fini(struct radeon_device *rdev) { - radeon_uvd_suspend(rdev); - radeon_bo_unref(&rdev->uvd.vcpu_bo); -} - -int radeon_uvd_suspend(struct radeon_device *rdev) -{ int r; if (rdev->uvd.vcpu_bo == NULL) - return 0; + return; r = radeon_bo_reserve(rdev->uvd.vcpu_bo, false); if (!r) { radeon_bo_kunmap(rdev->uvd.vcpu_bo); radeon_bo_unpin(rdev->uvd.vcpu_bo); - rdev->uvd.cpu_addr = NULL; - if (!radeon_bo_pin(rdev->uvd.vcpu_bo, RADEON_GEM_DOMAIN_CPU, NULL)) { - radeon_bo_kmap(rdev->uvd.vcpu_bo, &rdev->uvd.cpu_addr); - } radeon_bo_unreserve(rdev->uvd.vcpu_bo); - - if (rdev->uvd.cpu_addr) { - radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_UVD_INDEX); - } else { - rdev->fence_drv[R600_RING_TYPE_UVD_INDEX].cpu_addr = NULL; - } } - return r; + + radeon_bo_unref(&rdev->uvd.vcpu_bo); } -int radeon_uvd_resume(struct radeon_device *rdev) +int radeon_uvd_suspend(struct radeon_device *rdev) { - int r; + unsigned size; if (rdev->uvd.vcpu_bo == NULL) - return -EINVAL; + return 0; - r = radeon_bo_reserve(rdev->uvd.vcpu_bo, false); - if (r) { - radeon_bo_unref(&rdev->uvd.vcpu_bo); - dev_err(rdev->dev, "(%d) failed to reserve UVD bo\n", r); - return r; - } + size = radeon_bo_size(rdev->uvd.vcpu_bo); + rdev->uvd.saved_bo = kmalloc(size, GFP_KERNEL); + memcpy(rdev->uvd.saved_bo, rdev->uvd.cpu_addr, size); - /* Have been pin in cpu unmap unpin */ - radeon_bo_kunmap(rdev->uvd.vcpu_bo); - radeon_bo_unpin(rdev->uvd.vcpu_bo); + return 0; +} - r = radeon_bo_pin(rdev->uvd.vcpu_bo, RADEON_GEM_DOMAIN_VRAM, - &rdev->uvd.gpu_addr); - if (r) { - radeon_bo_unreserve(rdev->uvd.vcpu_bo); - radeon_bo_unref(&rdev->uvd.vcpu_bo); - dev_err(rdev->dev, "(%d) UVD bo pin failed\n", r); - return r; - } +int radeon_uvd_resume(struct radeon_device *rdev) +{ + if (rdev->uvd.vcpu_bo == NULL) + return -EINVAL; - r = radeon_bo_kmap(rdev->uvd.vcpu_bo, &rdev->uvd.cpu_addr); - if (r) { - dev_err(rdev->dev, "(%d) UVD map failed\n", r); - return r; + if (rdev->uvd.saved_bo != NULL) { + unsigned size = radeon_bo_size(rdev->uvd.vcpu_bo); + memcpy(rdev->uvd.cpu_addr, rdev->uvd.saved_bo, size); + kfree(rdev->uvd.saved_bo); + rdev->uvd.saved_bo = NULL; } - radeon_bo_unreserve(rdev->uvd.vcpu_bo); - return 0; } diff --git a/drivers/gpu/drm/radeon/rs780_dpm.c b/drivers/gpu/drm/radeon/rs780_dpm.c index bef832a..d1a1ce7 100644 --- a/drivers/gpu/drm/radeon/rs780_dpm.c +++ b/drivers/gpu/drm/radeon/rs780_dpm.c @@ -28,6 +28,7 @@ #include "r600_dpm.h" #include "rs780_dpm.h" #include "atom.h" +#include <linux/seq_file.h> static struct igp_ps *rs780_get_ps(struct radeon_ps *rps) { @@ -961,3 +962,27 @@ u32 rs780_dpm_get_mclk(struct radeon_device *rdev, bool low) return pi->bootup_uma_clk; } + +void rs780_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, + struct seq_file *m) +{ + struct radeon_ps *rps = rdev->pm.dpm.current_ps; + struct igp_ps *ps = rs780_get_ps(rps); + u32 current_fb_div = RREG32(FVTHROT_STATUS_REG0) & CURRENT_FEEDBACK_DIV_MASK; + u32 func_cntl = RREG32(CG_SPLL_FUNC_CNTL); + u32 ref_div = ((func_cntl & SPLL_REF_DIV_MASK) >> SPLL_REF_DIV_SHIFT) + 1; + u32 post_div = ((func_cntl & SPLL_SW_HILEN_MASK) >> SPLL_SW_HILEN_SHIFT) + 1 + + ((func_cntl & SPLL_SW_LOLEN_MASK) >> SPLL_SW_LOLEN_SHIFT) + 1; + u32 sclk = (rdev->clock.spll.reference_freq * current_fb_div) / + (post_div * ref_div); + + seq_printf(m, "uvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk); + + /* guess based on the current sclk */ + if (sclk < (ps->sclk_low + 500)) + seq_printf(m, "power level 0 sclk: %u vddc_index: %d\n", + ps->sclk_low, ps->min_voltage); + else + seq_printf(m, "power level 1 sclk: %u vddc_index: %d\n", + ps->sclk_high, ps->max_voltage); +} diff --git a/drivers/gpu/drm/radeon/rs780d.h b/drivers/gpu/drm/radeon/rs780d.h index b1142ed..cfbe9a4 100644 --- a/drivers/gpu/drm/radeon/rs780d.h +++ b/drivers/gpu/drm/radeon/rs780d.h @@ -28,6 +28,7 @@ # define SPLL_SLEEP (1 << 1) # define SPLL_REF_DIV(x) ((x) << 2) # define SPLL_REF_DIV_MASK (7 << 2) +# define SPLL_REF_DIV_SHIFT 2 # define SPLL_FB_DIV(x) ((x) << 5) # define SPLL_FB_DIV_MASK (0xff << 2) # define SPLL_FB_DIV_SHIFT 2 @@ -36,8 +37,10 @@ # define SPLL_PULSENUM_MASK (3 << 14) # define SPLL_SW_HILEN(x) ((x) << 16) # define SPLL_SW_HILEN_MASK (0xf << 16) +# define SPLL_SW_HILEN_SHIFT 16 # define SPLL_SW_LOLEN(x) ((x) << 20) # define SPLL_SW_LOLEN_MASK (0xf << 20) +# define SPLL_SW_LOLEN_SHIFT 20 # define SPLL_DIVEN (1 << 24) # define SPLL_BYPASS_EN (1 << 25) # define SPLL_CHG_STATUS (1 << 29) diff --git a/drivers/gpu/drm/radeon/rv6xx_dpm.c b/drivers/gpu/drm/radeon/rv6xx_dpm.c index 8303de2..65e33f3 100644 --- a/drivers/gpu/drm/radeon/rv6xx_dpm.c +++ b/drivers/gpu/drm/radeon/rv6xx_dpm.c @@ -1763,12 +1763,14 @@ void rv6xx_setup_asic(struct radeon_device *rdev) { r600_enable_acpi_pm(rdev); - if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L0s) - rv6xx_enable_l0s(rdev); - if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L1) - rv6xx_enable_l1(rdev); - if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_TURNOFFPLL_ASPML1) - rv6xx_enable_pll_sleep_in_l1(rdev); + if (radeon_aspm != 0) { + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L0s) + rv6xx_enable_l0s(rdev); + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L1) + rv6xx_enable_l1(rdev); + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_TURNOFFPLL_ASPML1) + rv6xx_enable_pll_sleep_in_l1(rdev); + } } void rv6xx_dpm_display_configuration_changed(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index 4a62ad2..30ea14e 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -813,7 +813,7 @@ int rv770_uvd_resume(struct radeon_device *rdev) /* programm the VCPU memory controller bits 0-27 */ addr = rdev->uvd.gpu_addr >> 3; - size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 4) >> 3; + size = RADEON_GPU_PAGE_ALIGN(rdev->uvd.fw_size + 4) >> 3; WREG32(UVD_VCPU_CACHE_OFFSET0, addr); WREG32(UVD_VCPU_CACHE_SIZE0, size); diff --git a/drivers/gpu/drm/radeon/rv770_dpm.c b/drivers/gpu/drm/radeon/rv770_dpm.c index d914e04..2d34792 100644 --- a/drivers/gpu/drm/radeon/rv770_dpm.c +++ b/drivers/gpu/drm/radeon/rv770_dpm.c @@ -2099,12 +2099,14 @@ void rv770_dpm_setup_asic(struct radeon_device *rdev) rv770_enable_acpi_pm(rdev); - if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L0s) - rv770_enable_l0s(rdev); - if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L1) - rv770_enable_l1(rdev); - if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_TURNOFFPLL_ASPML1) - rv770_enable_pll_sleep_in_l1(rdev); + if (radeon_aspm != 0) { + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L0s) + rv770_enable_l0s(rdev); + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L1) + rv770_enable_l1(rdev); + if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_TURNOFFPLL_ASPML1) + rv770_enable_pll_sleep_in_l1(rdev); + } } void rv770_dpm_display_configuration_changed(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index 2349067..d325280 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -22,7 +22,6 @@ * Authors: Alex Deucher */ #include <linux/firmware.h> -#include <linux/platform_device.h> #include <linux/slab.h> #include <linux/module.h> #include <drm/drmP.h> @@ -1541,7 +1540,6 @@ static int si_mc_load_microcode(struct radeon_device *rdev) static int si_init_microcode(struct radeon_device *rdev) { - struct platform_device *pdev; const char *chip_name; const char *rlc_chip_name; size_t pfp_req_size, me_req_size, ce_req_size, rlc_req_size, mc_req_size; @@ -1551,13 +1549,6 @@ static int si_init_microcode(struct radeon_device *rdev) DRM_DEBUG("\n"); - pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); - err = IS_ERR(pdev); - if (err) { - printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); - return -EINVAL; - } - switch (rdev->family) { case CHIP_TAHITI: chip_name = "TAHITI"; @@ -1615,7 +1606,7 @@ static int si_init_microcode(struct radeon_device *rdev) DRM_INFO("Loading %s Microcode\n", chip_name); snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); - err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->pfp_fw->size != pfp_req_size) { @@ -1627,7 +1618,7 @@ static int si_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); - err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->me_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->me_fw->size != me_req_size) { @@ -1638,7 +1629,7 @@ static int si_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", chip_name); - err = request_firmware(&rdev->ce_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->ce_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->ce_fw->size != ce_req_size) { @@ -1649,7 +1640,7 @@ static int si_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name); - err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->rlc_fw->size != rlc_req_size) { @@ -1660,7 +1651,7 @@ static int si_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name); - err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->mc_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->mc_fw->size != mc_req_size) { @@ -1671,7 +1662,7 @@ static int si_init_microcode(struct radeon_device *rdev) } snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", chip_name); - err = request_firmware(&rdev->smc_fw, fw_name, &pdev->dev); + err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev); if (err) goto out; if (rdev->smc_fw->size != smc_req_size) { @@ -1682,8 +1673,6 @@ static int si_init_microcode(struct radeon_device *rdev) } out: - platform_device_unregister(pdev); - if (err) { if (err != -EINVAL) printk(KERN_ERR @@ -4401,6 +4390,270 @@ void si_vm_fini(struct radeon_device *rdev) } /** + * si_vm_decode_fault - print human readable fault info + * + * @rdev: radeon_device pointer + * @status: VM_CONTEXT1_PROTECTION_FAULT_STATUS register value + * @addr: VM_CONTEXT1_PROTECTION_FAULT_ADDR register value + * + * Print human readable fault information (SI). + */ +static void si_vm_decode_fault(struct radeon_device *rdev, + u32 status, u32 addr) +{ + u32 mc_id = (status & MEMORY_CLIENT_ID_MASK) >> MEMORY_CLIENT_ID_SHIFT; + u32 vmid = (status & FAULT_VMID_MASK) >> FAULT_VMID_SHIFT; + u32 protections = (status & PROTECTIONS_MASK) >> PROTECTIONS_SHIFT; + char *block; + + if (rdev->family == CHIP_TAHITI) { + switch (mc_id) { + case 160: + case 144: + case 96: + case 80: + case 224: + case 208: + case 32: + case 16: + block = "CB"; + break; + case 161: + case 145: + case 97: + case 81: + case 225: + case 209: + case 33: + case 17: + block = "CB_FMASK"; + break; + case 162: + case 146: + case 98: + case 82: + case 226: + case 210: + case 34: + case 18: + block = "CB_CMASK"; + break; + case 163: + case 147: + case 99: + case 83: + case 227: + case 211: + case 35: + case 19: + block = "CB_IMMED"; + break; + case 164: + case 148: + case 100: + case 84: + case 228: + case 212: + case 36: + case 20: + block = "DB"; + break; + case 165: + case 149: + case 101: + case 85: + case 229: + case 213: + case 37: + case 21: + block = "DB_HTILE"; + break; + case 167: + case 151: + case 103: + case 87: + case 231: + case 215: + case 39: + case 23: + block = "DB_STEN"; + break; + case 72: + case 68: + case 64: + case 8: + case 4: + case 0: + case 136: + case 132: + case 128: + case 200: + case 196: + case 192: + block = "TC"; + break; + case 112: + case 48: + block = "CP"; + break; + case 49: + case 177: + case 50: + case 178: + block = "SH"; + break; + case 53: + case 190: + block = "VGT"; + break; + case 117: + block = "IH"; + break; + case 51: + case 115: + block = "RLC"; + break; + case 119: + case 183: + block = "DMA0"; + break; + case 61: + block = "DMA1"; + break; + case 248: + case 120: + block = "HDP"; + break; + default: + block = "unknown"; + break; + } + } else { + switch (mc_id) { + case 32: + case 16: + case 96: + case 80: + case 160: + case 144: + case 224: + case 208: + block = "CB"; + break; + case 33: + case 17: + case 97: + case 81: + case 161: + case 145: + case 225: + case 209: + block = "CB_FMASK"; + break; + case 34: + case 18: + case 98: + case 82: + case 162: + case 146: + case 226: + case 210: + block = "CB_CMASK"; + break; + case 35: + case 19: + case 99: + case 83: + case 163: + case 147: + case 227: + case 211: + block = "CB_IMMED"; + break; + case 36: + case 20: + case 100: + case 84: + case 164: + case 148: + case 228: + case 212: + block = "DB"; + break; + case 37: + case 21: + case 101: + case 85: + case 165: + case 149: + case 229: + case 213: + block = "DB_HTILE"; + break; + case 39: + case 23: + case 103: + case 87: + case 167: + case 151: + case 231: + case 215: + block = "DB_STEN"; + break; + case 72: + case 68: + case 8: + case 4: + case 136: + case 132: + case 200: + case 196: + block = "TC"; + break; + case 112: + case 48: + block = "CP"; + break; + case 49: + case 177: + case 50: + case 178: + block = "SH"; + break; + case 53: + block = "VGT"; + break; + case 117: + block = "IH"; + break; + case 51: + case 115: + block = "RLC"; + break; + case 119: + case 183: + block = "DMA0"; + break; + case 61: + block = "DMA1"; + break; + case 248: + case 120: + block = "HDP"; + break; + default: + block = "unknown"; + break; + } + } + + printk("VM fault (0x%02x, vmid %d) at page %u, %s from %s (%d)\n", + protections, vmid, addr, + (status & MEMORY_CLIENT_RW_MASK) ? "write" : "read", + block, mc_id); +} + +/** * si_vm_set_page - update the page tables using the CP * * @rdev: radeon_device pointer @@ -5766,6 +6019,7 @@ int si_irq_process(struct radeon_device *rdev) u32 ring_index; bool queue_hotplug = false; bool queue_thermal = false; + u32 status, addr; if (!rdev->ih.enabled || rdev->shutdown) return IRQ_NONE; @@ -6001,11 +6255,14 @@ restart_ih: break; case 146: case 147: + addr = RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR); + status = RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS); dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data); dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n", - RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR)); + addr); dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n", - RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS)); + status); + si_vm_decode_fault(rdev, status, addr); /* reset addr and status */ WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1); break; @@ -6796,6 +7053,9 @@ static void si_program_aspm(struct radeon_device *rdev) bool disable_l0s = false, disable_l1 = false, disable_plloff_in_l1 = false; bool disable_clkreq = false; + if (radeon_aspm == 0) + return; + if (!(rdev->flags & RADEON_IS_PCIE)) return; diff --git a/drivers/gpu/drm/radeon/sid.h b/drivers/gpu/drm/radeon/sid.h index 12a20eb..2c8da27 100644 --- a/drivers/gpu/drm/radeon/sid.h +++ b/drivers/gpu/drm/radeon/sid.h @@ -367,6 +367,20 @@ #define VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x14FC #define VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x14DC +#define PROTECTIONS_MASK (0xf << 0) +#define PROTECTIONS_SHIFT 0 + /* bit 0: range + * bit 1: pde0 + * bit 2: valid + * bit 3: read + * bit 4: write + */ +#define MEMORY_CLIENT_ID_MASK (0xff << 12) +#define MEMORY_CLIENT_ID_SHIFT 12 +#define MEMORY_CLIENT_RW_MASK (1 << 24) +#define MEMORY_CLIENT_RW_SHIFT 24 +#define FAULT_VMID_MASK (0xf << 25) +#define FAULT_VMID_SHIFT 25 #define VM_INVALIDATE_REQUEST 0x1478 #define VM_INVALIDATE_RESPONSE 0x147c diff --git a/drivers/gpu/drm/radeon/sumo_dpm.c b/drivers/gpu/drm/radeon/sumo_dpm.c index 11b6b99..c0a8503 100644 --- a/drivers/gpu/drm/radeon/sumo_dpm.c +++ b/drivers/gpu/drm/radeon/sumo_dpm.c @@ -1732,7 +1732,13 @@ int sumo_dpm_init(struct radeon_device *rdev) pi->enable_sclk_ds = true; pi->enable_dynamic_m3_arbiter = false; pi->enable_dynamic_patch_ps = true; - pi->enable_gfx_power_gating = true; + /* Some PALM chips don't seem to properly ungate gfx when UVD is in use; + * for now just disable gfx PG. + */ + if (rdev->family == CHIP_PALM) + pi->enable_gfx_power_gating = false; + else + pi->enable_gfx_power_gating = true; pi->enable_gfx_clock_gating = true; pi->enable_mg_clock_gating = true; pi->enable_auto_thermal_throttling = true; @@ -1845,6 +1851,8 @@ int sumo_dpm_force_performance_level(struct radeon_device *rdev, return 0; if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { + if (pi->enable_boost) + sumo_enable_boost(rdev, rps, false); sumo_power_level_enable(rdev, ps->num_levels - 1, true); sumo_set_forced_level(rdev, ps->num_levels - 1); sumo_set_forced_mode_enabled(rdev); @@ -1855,6 +1863,8 @@ int sumo_dpm_force_performance_level(struct radeon_device *rdev, sumo_set_forced_mode_enabled(rdev); sumo_set_forced_mode(rdev, false); } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { + if (pi->enable_boost) + sumo_enable_boost(rdev, rps, false); sumo_power_level_enable(rdev, 0, true); sumo_set_forced_level(rdev, 0); sumo_set_forced_mode_enabled(rdev); @@ -1868,6 +1878,8 @@ int sumo_dpm_force_performance_level(struct radeon_device *rdev, for (i = 0; i < ps->num_levels; i++) { sumo_power_level_enable(rdev, i, true); } + if (pi->enable_boost) + sumo_enable_boost(rdev, rps, true); } rdev->pm.dpm.forced_level = level; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c index ff82877..dc0fe09 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c @@ -249,8 +249,13 @@ static struct drm_driver rcar_du_driver = { .gem_vm_ops = &drm_gem_cma_vm_ops, .prime_handle_to_fd = drm_gem_prime_handle_to_fd, .prime_fd_to_handle = drm_gem_prime_fd_to_handle, - .gem_prime_import = drm_gem_cma_dmabuf_import, - .gem_prime_export = drm_gem_cma_dmabuf_export, + .gem_prime_import = drm_gem_prime_import, + .gem_prime_export = drm_gem_prime_export, + .gem_prime_get_sg_table = drm_gem_cma_prime_get_sg_table, + .gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table, + .gem_prime_vmap = drm_gem_cma_prime_vmap, + .gem_prime_vunmap = drm_gem_cma_prime_vunmap, + .gem_prime_mmap = drm_gem_cma_prime_mmap, .dumb_create = rcar_du_dumb_create, .dumb_map_offset = drm_gem_cma_dumb_map_offset, .dumb_destroy = drm_gem_cma_dumb_destroy, diff --git a/drivers/gpu/drm/shmobile/shmob_drm_drv.c b/drivers/gpu/drm/shmobile/shmob_drm_drv.c index edc1018..5f83f9a 100644 --- a/drivers/gpu/drm/shmobile/shmob_drm_drv.c +++ b/drivers/gpu/drm/shmobile/shmob_drm_drv.c @@ -276,8 +276,13 @@ static struct drm_driver shmob_drm_driver = { .gem_vm_ops = &drm_gem_cma_vm_ops, .prime_handle_to_fd = drm_gem_prime_handle_to_fd, .prime_fd_to_handle = drm_gem_prime_fd_to_handle, - .gem_prime_import = drm_gem_cma_dmabuf_import, - .gem_prime_export = drm_gem_cma_dmabuf_export, + .gem_prime_import = drm_gem_prime_import, + .gem_prime_export = drm_gem_prime_export, + .gem_prime_get_sg_table = drm_gem_cma_prime_get_sg_table, + .gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table, + .gem_prime_vmap = drm_gem_cma_prime_vmap, + .gem_prime_vunmap = drm_gem_cma_prime_vunmap, + .gem_prime_mmap = drm_gem_cma_prime_mmap, .dumb_create = drm_gem_cma_dumb_create, .dumb_map_offset = drm_gem_cma_dumb_map_offset, .dumb_destroy = drm_gem_cma_dumb_destroy, diff --git a/drivers/hwmon/abx500.c b/drivers/hwmon/abx500.c index eee1134..769fe20 100644 --- a/drivers/hwmon/abx500.c +++ b/drivers/hwmon/abx500.c @@ -315,7 +315,7 @@ static SENSOR_DEVICE_ATTR(temp4_max_hyst, S_IWUSR | S_IRUGO, static SENSOR_DEVICE_ATTR(temp4_min_alarm, S_IRUGO, show_min_alarm, NULL, 3); static SENSOR_DEVICE_ATTR(temp4_max_alarm, S_IRUGO, show_max_alarm, NULL, 3); -struct attribute *abx500_temp_attributes[] = { +static struct attribute *abx500_temp_attributes[] = { &sensor_dev_attr_name.dev_attr.attr, &sensor_dev_attr_temp1_label.dev_attr.attr, diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index ade35cf..2e5e2dc 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -195,7 +195,7 @@ struct tjmax { int tjmax; }; -static const struct tjmax __cpuinitconst tjmax_table[] = { +static const struct tjmax tjmax_table[] = { { "CPU 230", 100000 }, /* Model 0x1c, stepping 2 */ { "CPU 330", 125000 }, /* Model 0x1c, stepping 2 */ { "CPU CE4110", 110000 }, /* Model 0x1c, stepping 10 Sodaville */ @@ -211,7 +211,7 @@ struct tjmax_model { #define ANY 0xff -static const struct tjmax_model __cpuinitconst tjmax_model_table[] = { +static const struct tjmax_model tjmax_model_table[] = { { 0x1c, 10, 100000 }, /* D4xx, K4xx, N4xx, D5xx, K5xx, N5xx */ { 0x1c, ANY, 90000 }, /* Z5xx, N2xx, possibly others * Note: Also matches 230 and 330, @@ -226,8 +226,7 @@ static const struct tjmax_model __cpuinitconst tjmax_model_table[] = { { 0x36, ANY, 100000 }, /* Atom Cedar Trail/Cedarview (N2xxx, D2xxx) */ }; -static int __cpuinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id, - struct device *dev) +static int adjust_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *dev) { /* The 100C is default for both mobile and non mobile CPUs */ @@ -317,8 +316,7 @@ static int __cpuinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id, return tjmax; } -static int __cpuinit get_tjmax(struct cpuinfo_x86 *c, u32 id, - struct device *dev) +static int get_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *dev) { int err; u32 eax, edx; @@ -367,8 +365,8 @@ static int create_name_attr(struct platform_data *pdata, return device_create_file(dev, &pdata->name_attr); } -static int __cpuinit create_core_attrs(struct temp_data *tdata, - struct device *dev, int attr_no) +static int create_core_attrs(struct temp_data *tdata, struct device *dev, + int attr_no) { int err, i; static ssize_t (*const rd_ptr[TOTAL_ATTRS]) (struct device *dev, @@ -401,7 +399,7 @@ exit_free: } -static int __cpuinit chk_ucode_version(unsigned int cpu) +static int chk_ucode_version(unsigned int cpu) { struct cpuinfo_x86 *c = &cpu_data(cpu); @@ -417,7 +415,7 @@ static int __cpuinit chk_ucode_version(unsigned int cpu) return 0; } -static struct platform_device __cpuinit *coretemp_get_pdev(unsigned int cpu) +static struct platform_device *coretemp_get_pdev(unsigned int cpu) { u16 phys_proc_id = TO_PHYS_ID(cpu); struct pdev_entry *p; @@ -434,8 +432,7 @@ static struct platform_device __cpuinit *coretemp_get_pdev(unsigned int cpu) return NULL; } -static struct temp_data __cpuinit *init_temp_data(unsigned int cpu, - int pkg_flag) +static struct temp_data *init_temp_data(unsigned int cpu, int pkg_flag) { struct temp_data *tdata; @@ -453,8 +450,8 @@ static struct temp_data __cpuinit *init_temp_data(unsigned int cpu, return tdata; } -static int __cpuinit create_core_data(struct platform_device *pdev, - unsigned int cpu, int pkg_flag) +static int create_core_data(struct platform_device *pdev, unsigned int cpu, + int pkg_flag) { struct temp_data *tdata; struct platform_data *pdata = platform_get_drvdata(pdev); @@ -524,7 +521,7 @@ exit_free: return err; } -static void __cpuinit coretemp_add_core(unsigned int cpu, int pkg_flag) +static void coretemp_add_core(unsigned int cpu, int pkg_flag) { struct platform_device *pdev = coretemp_get_pdev(cpu); int err; @@ -607,7 +604,7 @@ static struct platform_driver coretemp_driver = { .remove = coretemp_remove, }; -static int __cpuinit coretemp_device_add(unsigned int cpu) +static int coretemp_device_add(unsigned int cpu) { int err; struct platform_device *pdev; @@ -651,7 +648,7 @@ exit: return err; } -static void __cpuinit coretemp_device_remove(unsigned int cpu) +static void coretemp_device_remove(unsigned int cpu) { struct pdev_entry *p, *n; u16 phys_proc_id = TO_PHYS_ID(cpu); @@ -667,7 +664,7 @@ static void __cpuinit coretemp_device_remove(unsigned int cpu) mutex_unlock(&pdev_list_mutex); } -static bool __cpuinit is_any_core_online(struct platform_data *pdata) +static bool is_any_core_online(struct platform_data *pdata) { int i; @@ -681,7 +678,7 @@ static bool __cpuinit is_any_core_online(struct platform_data *pdata) return false; } -static void __cpuinit get_core_online(unsigned int cpu) +static void get_core_online(unsigned int cpu) { struct cpuinfo_x86 *c = &cpu_data(cpu); struct platform_device *pdev = coretemp_get_pdev(cpu); @@ -723,7 +720,7 @@ static void __cpuinit get_core_online(unsigned int cpu) coretemp_add_core(cpu, 0); } -static void __cpuinit put_core_offline(unsigned int cpu) +static void put_core_offline(unsigned int cpu) { int i, indx; struct platform_data *pdata; @@ -771,7 +768,7 @@ static void __cpuinit put_core_offline(unsigned int cpu) coretemp_device_remove(cpu); } -static int __cpuinit coretemp_cpu_callback(struct notifier_block *nfb, +static int coretemp_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long) hcpu; diff --git a/drivers/hwmon/via-cputemp.c b/drivers/hwmon/via-cputemp.c index 76f157b..38944e9 100644 --- a/drivers/hwmon/via-cputemp.c +++ b/drivers/hwmon/via-cputemp.c @@ -221,7 +221,7 @@ struct pdev_entry { static LIST_HEAD(pdev_list); static DEFINE_MUTEX(pdev_list_mutex); -static int __cpuinit via_cputemp_device_add(unsigned int cpu) +static int via_cputemp_device_add(unsigned int cpu) { int err; struct platform_device *pdev; @@ -262,7 +262,7 @@ exit: return err; } -static void __cpuinit via_cputemp_device_remove(unsigned int cpu) +static void via_cputemp_device_remove(unsigned int cpu) { struct pdev_entry *p; @@ -279,8 +279,8 @@ static void __cpuinit via_cputemp_device_remove(unsigned int cpu) mutex_unlock(&pdev_list_mutex); } -static int __cpuinit via_cputemp_cpu_callback(struct notifier_block *nfb, - unsigned long action, void *hcpu) +static int via_cputemp_cpu_callback(struct notifier_block *nfb, + unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long) hcpu; diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 19ceaa6..ee7c503 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -414,7 +414,7 @@ static void __init gic_dist_init(struct gic_chip_data *gic) writel_relaxed(1, base + GIC_DIST_CTRL); } -static void __cpuinit gic_cpu_init(struct gic_chip_data *gic) +static void gic_cpu_init(struct gic_chip_data *gic) { void __iomem *dist_base = gic_data_dist_base(gic); void __iomem *base = gic_data_cpu_base(gic); @@ -702,8 +702,8 @@ static int gic_irq_domain_xlate(struct irq_domain *d, } #ifdef CONFIG_SMP -static int __cpuinit gic_secondary_init(struct notifier_block *nfb, - unsigned long action, void *hcpu) +static int gic_secondary_init(struct notifier_block *nfb, unsigned long action, + void *hcpu) { if (action == CPU_STARTING || action == CPU_STARTING_FROZEN) gic_cpu_init(&gic_data[0]); @@ -714,7 +714,7 @@ static int __cpuinit gic_secondary_init(struct notifier_block *nfb, * Notifier for enabling the GIC CPU interface. Set an arbitrarily high * priority because the GIC needs to be up before the ARM generic timers. */ -static struct notifier_block __cpuinitdata gic_cpu_notifier = { +static struct notifier_block gic_cpu_notifier = { .notifier_call = gic_secondary_init, .priority = 100, }; diff --git a/drivers/md/md.c b/drivers/md/md.c index dddc87b..9f13e13 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -7716,20 +7716,6 @@ static int remove_and_add_spares(struct mddev *mddev, continue; rdev->recovery_offset = 0; - if (rdev->saved_raid_disk >= 0 && mddev->in_sync) { - spin_lock_irq(&mddev->write_lock); - if (mddev->in_sync) - /* OK, this device, which is in_sync, - * will definitely be noticed before - * the next write, so recovery isn't - * needed. - */ - rdev->recovery_offset = mddev->recovery_cp; - spin_unlock_irq(&mddev->write_lock); - } - if (mddev->ro && rdev->recovery_offset != MaxSector) - /* not safe to add this disk now */ - continue; if (mddev->pers-> hot_add_disk(mddev, rdev) == 0) { if (sysfs_link_rdev(mddev, rdev)) diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index ec73458..d60412c 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1849,6 +1849,36 @@ static int process_checks(struct r1bio *r1_bio) int i; int vcnt; + /* Fix variable parts of all bios */ + vcnt = (r1_bio->sectors + PAGE_SIZE / 512 - 1) >> (PAGE_SHIFT - 9); + for (i = 0; i < conf->raid_disks * 2; i++) { + int j; + int size; + struct bio *b = r1_bio->bios[i]; + if (b->bi_end_io != end_sync_read) + continue; + /* fixup the bio for reuse */ + bio_reset(b); + b->bi_vcnt = vcnt; + b->bi_size = r1_bio->sectors << 9; + b->bi_sector = r1_bio->sector + + conf->mirrors[i].rdev->data_offset; + b->bi_bdev = conf->mirrors[i].rdev->bdev; + b->bi_end_io = end_sync_read; + b->bi_private = r1_bio; + + size = b->bi_size; + for (j = 0; j < vcnt ; j++) { + struct bio_vec *bi; + bi = &b->bi_io_vec[j]; + bi->bv_offset = 0; + if (size > PAGE_SIZE) + bi->bv_len = PAGE_SIZE; + else + bi->bv_len = size; + size -= PAGE_SIZE; + } + } for (primary = 0; primary < conf->raid_disks * 2; primary++) if (r1_bio->bios[primary]->bi_end_io == end_sync_read && test_bit(BIO_UPTODATE, &r1_bio->bios[primary]->bi_flags)) { @@ -1857,12 +1887,10 @@ static int process_checks(struct r1bio *r1_bio) break; } r1_bio->read_disk = primary; - vcnt = (r1_bio->sectors + PAGE_SIZE / 512 - 1) >> (PAGE_SHIFT - 9); for (i = 0; i < conf->raid_disks * 2; i++) { int j; struct bio *pbio = r1_bio->bios[primary]; struct bio *sbio = r1_bio->bios[i]; - int size; if (sbio->bi_end_io != end_sync_read) continue; @@ -1888,27 +1916,6 @@ static int process_checks(struct r1bio *r1_bio) rdev_dec_pending(conf->mirrors[i].rdev, mddev); continue; } - /* fixup the bio for reuse */ - bio_reset(sbio); - sbio->bi_vcnt = vcnt; - sbio->bi_size = r1_bio->sectors << 9; - sbio->bi_sector = r1_bio->sector + - conf->mirrors[i].rdev->data_offset; - sbio->bi_bdev = conf->mirrors[i].rdev->bdev; - sbio->bi_end_io = end_sync_read; - sbio->bi_private = r1_bio; - - size = sbio->bi_size; - for (j = 0; j < vcnt ; j++) { - struct bio_vec *bi; - bi = &sbio->bi_io_vec[j]; - bi->bv_offset = 0; - if (size > PAGE_SIZE) - bi->bv_len = PAGE_SIZE; - else - bi->bv_len = size; - size -= PAGE_SIZE; - } bio_copy_data(sbio, pbio); } diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index cd066b6..957a719 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -2097,11 +2097,17 @@ static void sync_request_write(struct mddev *mddev, struct r10bio *r10_bio) * both 'first' and 'i', so we just compare them. * All vec entries are PAGE_SIZE; */ - for (j = 0; j < vcnt; j++) + int sectors = r10_bio->sectors; + for (j = 0; j < vcnt; j++) { + int len = PAGE_SIZE; + if (sectors < (len / 512)) + len = sectors * 512; if (memcmp(page_address(fbio->bi_io_vec[j].bv_page), page_address(tbio->bi_io_vec[j].bv_page), - fbio->bi_io_vec[j].bv_len)) + len)) break; + sectors -= len/512; + } if (j == vcnt) continue; atomic64_add(r10_bio->sectors, &mddev->resync_mismatches); @@ -3407,6 +3413,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, if (bio->bi_end_io == end_sync_read) { md_sync_acct(bio->bi_bdev, nr_sectors); + set_bit(BIO_UPTODATE, &bio->bi_flags); generic_make_request(bio); } } diff --git a/drivers/media/pci/saa7134/saa7134-alsa.c b/drivers/media/pci/saa7134/saa7134-alsa.c index 10460fd..dbcdfbf 100644 --- a/drivers/media/pci/saa7134/saa7134-alsa.c +++ b/drivers/media/pci/saa7134/saa7134-alsa.c @@ -172,7 +172,9 @@ static void saa7134_irq_alsa_done(struct saa7134_dev *dev, dprintk("irq: overrun [full=%d/%d] - Blocks in %d\n",dev->dmasound.read_count, dev->dmasound.bufsize, dev->dmasound.blocks); spin_unlock(&dev->slock); + snd_pcm_stream_lock(dev->dmasound.substream); snd_pcm_stop(dev->dmasound.substream,SNDRV_PCM_STATE_XRUN); + snd_pcm_stream_unlock(dev->dmasound.substream); return; } diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index 6d1a62a..1966444 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -1678,6 +1678,7 @@ static int atl1e_tx_map(struct atl1e_adapter *adapter, u16 f; int segment; int ring_start = adapter->tx_ring.next_to_use; + int ring_end; nr_frags = skb_shinfo(skb)->nr_frags; segment = (tpd->word3 >> TPD_SEGMENT_EN_SHIFT) & TPD_SEGMENT_EN_MASK; @@ -1721,6 +1722,15 @@ static int atl1e_tx_map(struct atl1e_adapter *adapter, map_len, PCI_DMA_TODEVICE); if (dma_mapping_error(&adapter->pdev->dev, tx_buffer->dma)) { + /* We need to unwind the mappings we've done */ + ring_end = adapter->tx_ring.next_to_use; + adapter->tx_ring.next_to_use = ring_start; + while (adapter->tx_ring.next_to_use != ring_end) { + tpd = atl1e_get_tpd(adapter); + tx_buffer = atl1e_get_tx_buffer(adapter, tpd); + pci_unmap_single(adapter->pdev, tx_buffer->dma, + tx_buffer->length, PCI_DMA_TODEVICE); + } /* Reset the tx rings next pointer */ adapter->tx_ring.next_to_use = ring_start; return -ENOSPC; @@ -1763,6 +1773,16 @@ static int atl1e_tx_map(struct atl1e_adapter *adapter, DMA_TO_DEVICE); if (dma_mapping_error(&adapter->pdev->dev, tx_buffer->dma)) { + /* We need to unwind the mappings we've done */ + ring_end = adapter->tx_ring.next_to_use; + adapter->tx_ring.next_to_use = ring_start; + while (adapter->tx_ring.next_to_use != ring_end) { + tpd = atl1e_get_tpd(adapter); + tx_buffer = atl1e_get_tx_buffer(adapter, tpd); + dma_unmap_page(&adapter->pdev->dev, tx_buffer->dma, + tx_buffer->length, DMA_TO_DEVICE); + } + /* Reset the ring next to use pointer */ adapter->tx_ring.next_to_use = ring_start; return -ENOSPC; @@ -1853,8 +1873,10 @@ static netdev_tx_t atl1e_xmit_frame(struct sk_buff *skb, return NETDEV_TX_OK; } - if (atl1e_tx_map(adapter, skb, tpd)) + if (atl1e_tx_map(adapter, skb, tpd)) { + dev_kfree_skb_any(skb); goto out; + } atl1e_tx_queue(adapter, tpd_req, tpd); diff --git a/drivers/net/ethernet/broadcom/Kconfig b/drivers/net/ethernet/broadcom/Kconfig index 1d680ba..52c9603 100644 --- a/drivers/net/ethernet/broadcom/Kconfig +++ b/drivers/net/ethernet/broadcom/Kconfig @@ -131,6 +131,7 @@ config BNX2X_SRIOV config BGMAC tristate "BCMA bus GBit core support" depends on BCMA_HOST_SOC && HAS_DMA + select PHYLIB ---help--- This driver supports GBit MAC and BCM4706 GBit MAC cores on BCMA bus. They can be found on BCM47xx SoCs and provide gigabit ethernet. diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 2df48bb..181edb5 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -782,16 +782,22 @@ static struct sk_buff *be_insert_vlan_in_pkt(struct be_adapter *adapter, if (vlan_tx_tag_present(skb)) vlan_tag = be_get_tx_vlan_tag(adapter, skb); - else if (qnq_async_evt_rcvd(adapter) && adapter->pvid) - vlan_tag = adapter->pvid; + + if (qnq_async_evt_rcvd(adapter) && adapter->pvid) { + if (!vlan_tag) + vlan_tag = adapter->pvid; + /* f/w workaround to set skip_hw_vlan = 1, informs the F/W to + * skip VLAN insertion + */ + if (skip_hw_vlan) + *skip_hw_vlan = true; + } if (vlan_tag) { skb = __vlan_put_tag(skb, htons(ETH_P_8021Q), vlan_tag); if (unlikely(!skb)) return skb; skb->vlan_tci = 0; - if (skip_hw_vlan) - *skip_hw_vlan = true; } /* Insert the outer VLAN, if any */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c b/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c index 4273c06..9c7194b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/debugfs.c @@ -156,7 +156,7 @@ static ssize_t average_read(struct file *filp, char __user *buf, size_t count, stats = filp->private_data; spin_lock(&stats->lock); if (stats->n) - field = stats->sum / stats->n; + field = div64_u64(stats->sum, stats->n); spin_unlock(&stats->lock); ret = snprintf(tbuf, sizeof(tbuf), "%llu\n", field); if (ret > 0) { diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 4dccead..23a0fff 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -431,8 +431,8 @@ static int netvsc_probe(struct hv_device *dev, net->netdev_ops = &device_ops; /* TODO: Add GSO and Checksum offload */ - net->hw_features = NETIF_F_SG; - net->features = NETIF_F_SG | NETIF_F_HW_VLAN_CTAG_TX; + net->hw_features = 0; + net->features = NETIF_F_HW_VLAN_CTAG_TX; SET_ETHTOOL_OPS(net, ðtool_ops); SET_NETDEV_DEV(net, &dev->device); diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 876c722..a98fb0e 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -698,6 +698,28 @@ static int macvtap_skb_to_vnet_hdr(const struct sk_buff *skb, return 0; } +static unsigned long iov_pages(const struct iovec *iv, int offset, + unsigned long nr_segs) +{ + unsigned long seg, base; + int pages = 0, len, size; + + while (nr_segs && (offset >= iv->iov_len)) { + offset -= iv->iov_len; + ++iv; + --nr_segs; + } + + for (seg = 0; seg < nr_segs; seg++) { + base = (unsigned long)iv[seg].iov_base + offset; + len = iv[seg].iov_len - offset; + size = ((base & ~PAGE_MASK) + len + ~PAGE_MASK) >> PAGE_SHIFT; + pages += size; + offset = 0; + } + + return pages; +} /* Get packet from user space buffer */ static ssize_t macvtap_get_user(struct macvtap_queue *q, struct msghdr *m, @@ -744,31 +766,15 @@ static ssize_t macvtap_get_user(struct macvtap_queue *q, struct msghdr *m, if (unlikely(count > UIO_MAXIOV)) goto err; - if (m && m->msg_control && sock_flag(&q->sk, SOCK_ZEROCOPY)) - zerocopy = true; - - if (zerocopy) { - /* Userspace may produce vectors with count greater than - * MAX_SKB_FRAGS, so we need to linearize parts of the skb - * to let the rest of data to be fit in the frags. - */ - if (count > MAX_SKB_FRAGS) { - copylen = iov_length(iv, count - MAX_SKB_FRAGS); - if (copylen < vnet_hdr_len) - copylen = 0; - else - copylen -= vnet_hdr_len; - } - /* There are 256 bytes to be copied in skb, so there is enough - * room for skb expand head in case it is used. - * The rest buffer is mapped from userspace. - */ - if (copylen < vnet_hdr.hdr_len) - copylen = vnet_hdr.hdr_len; - if (!copylen) - copylen = GOODCOPY_LEN; + if (m && m->msg_control && sock_flag(&q->sk, SOCK_ZEROCOPY)) { + copylen = vnet_hdr.hdr_len ? vnet_hdr.hdr_len : GOODCOPY_LEN; linear = copylen; - } else { + if (iov_pages(iv, vnet_hdr_len + copylen, count) + <= MAX_SKB_FRAGS) + zerocopy = true; + } + + if (!zerocopy) { copylen = len; linear = vnet_hdr.hdr_len; } @@ -780,9 +786,15 @@ static ssize_t macvtap_get_user(struct macvtap_queue *q, struct msghdr *m, if (zerocopy) err = zerocopy_sg_from_iovec(skb, iv, vnet_hdr_len, count); - else + else { err = skb_copy_datagram_from_iovec(skb, 0, iv, vnet_hdr_len, len); + if (!err && m && m->msg_control) { + struct ubuf_info *uarg = m->msg_control; + uarg->callback(uarg, false); + } + } + if (err) goto err_kfree; @@ -873,7 +885,7 @@ static ssize_t macvtap_put_user(struct macvtap_queue *q, __be16 h_vlan_proto; __be16 h_vlan_TCI; } veth; - veth.h_vlan_proto = htons(ETH_P_8021Q); + veth.h_vlan_proto = skb->vlan_proto; veth.h_vlan_TCI = htons(vlan_tx_tag_get(skb)); vlan_offset = offsetof(struct vlan_ethhdr, h_vlan_proto); @@ -1107,6 +1119,7 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd, rtnl_lock(); ret = macvtap_ioctl_set_queue(file, u); rtnl_unlock(); + return ret; case TUNGETFEATURES: if (put_user(IFF_TAP | IFF_NO_PI | IFF_VNET_HDR | diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 5cdcf92..db690a3 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1035,6 +1035,29 @@ static int zerocopy_sg_from_iovec(struct sk_buff *skb, const struct iovec *from, return 0; } +static unsigned long iov_pages(const struct iovec *iv, int offset, + unsigned long nr_segs) +{ + unsigned long seg, base; + int pages = 0, len, size; + + while (nr_segs && (offset >= iv->iov_len)) { + offset -= iv->iov_len; + ++iv; + --nr_segs; + } + + for (seg = 0; seg < nr_segs; seg++) { + base = (unsigned long)iv[seg].iov_base + offset; + len = iv[seg].iov_len - offset; + size = ((base & ~PAGE_MASK) + len + ~PAGE_MASK) >> PAGE_SHIFT; + pages += size; + offset = 0; + } + + return pages; +} + /* Get packet from user space buffer */ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile, void *msg_control, const struct iovec *iv, @@ -1082,32 +1105,18 @@ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile, return -EINVAL; } - if (msg_control) - zerocopy = true; - - if (zerocopy) { - /* Userspace may produce vectors with count greater than - * MAX_SKB_FRAGS, so we need to linearize parts of the skb - * to let the rest of data to be fit in the frags. - */ - if (count > MAX_SKB_FRAGS) { - copylen = iov_length(iv, count - MAX_SKB_FRAGS); - if (copylen < offset) - copylen = 0; - else - copylen -= offset; - } else - copylen = 0; - /* There are 256 bytes to be copied in skb, so there is enough - * room for skb expand head in case it is used. + if (msg_control) { + /* There are 256 bytes to be copied in skb, so there is + * enough room for skb expand head in case it is used. * The rest of the buffer is mapped from userspace. */ - if (copylen < gso.hdr_len) - copylen = gso.hdr_len; - if (!copylen) - copylen = GOODCOPY_LEN; + copylen = gso.hdr_len ? gso.hdr_len : GOODCOPY_LEN; linear = copylen; - } else { + if (iov_pages(iv, offset + copylen, count) <= MAX_SKB_FRAGS) + zerocopy = true; + } + + if (!zerocopy) { copylen = len; linear = gso.hdr_len; } @@ -1121,8 +1130,13 @@ static ssize_t tun_get_user(struct tun_struct *tun, struct tun_file *tfile, if (zerocopy) err = zerocopy_sg_from_iovec(skb, iv, offset, count); - else + else { err = skb_copy_datagram_from_iovec(skb, 0, iv, offset, len); + if (!err && msg_control) { + struct ubuf_info *uarg = msg_control; + uarg->callback(uarg, false); + } + } if (err) { tun->dev->stats.rx_dropped++; diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 0ba1e7e..a5ba8dd 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -1767,9 +1767,15 @@ static int vxlan_newlink(struct net *net, struct net_device *dev, static void vxlan_dellink(struct net_device *dev, struct list_head *head) { + struct vxlan_net *vn = net_generic(dev_net(dev), vxlan_net_id); struct vxlan_dev *vxlan = netdev_priv(dev); + flush_workqueue(vxlan_wq); + + spin_lock(&vn->sock_lock); hlist_del_rcu(&vxlan->hlist); + spin_unlock(&vn->sock_lock); + list_del(&vxlan->next); unregister_netdevice_queue(dev, head); } diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index ff7f111..36808bf 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -286,8 +286,7 @@ no_skb: break; } - __skb_fill_page_desc(skb, 0, page, 0, 0); - skb_shinfo(skb)->nr_frags = 1; + skb_add_rx_frag(skb, 0, page, 0, 0, PAGE_SIZE); __skb_queue_tail(&np->rx_batch, skb); } @@ -831,7 +830,6 @@ static RING_IDX xennet_fill_frags(struct netfront_info *np, struct sk_buff_head *list) { struct skb_shared_info *shinfo = skb_shinfo(skb); - int nr_frags = shinfo->nr_frags; RING_IDX cons = np->rx.rsp_cons; struct sk_buff *nskb; @@ -840,19 +838,21 @@ static RING_IDX xennet_fill_frags(struct netfront_info *np, RING_GET_RESPONSE(&np->rx, ++cons); skb_frag_t *nfrag = &skb_shinfo(nskb)->frags[0]; - __skb_fill_page_desc(skb, nr_frags, - skb_frag_page(nfrag), - rx->offset, rx->status); + if (shinfo->nr_frags == MAX_SKB_FRAGS) { + unsigned int pull_to = NETFRONT_SKB_CB(skb)->pull_to; - skb->data_len += rx->status; + BUG_ON(pull_to <= skb_headlen(skb)); + __pskb_pull_tail(skb, pull_to - skb_headlen(skb)); + } + BUG_ON(shinfo->nr_frags >= MAX_SKB_FRAGS); + + skb_add_rx_frag(skb, shinfo->nr_frags, skb_frag_page(nfrag), + rx->offset, rx->status, PAGE_SIZE); skb_shinfo(nskb)->nr_frags = 0; kfree_skb(nskb); - - nr_frags++; } - shinfo->nr_frags = nr_frags; return cons; } @@ -933,7 +933,8 @@ static int handle_incoming_queue(struct net_device *dev, while ((skb = __skb_dequeue(rxq)) != NULL) { int pull_to = NETFRONT_SKB_CB(skb)->pull_to; - __pskb_pull_tail(skb, pull_to - skb_headlen(skb)); + if (pull_to > skb_headlen(skb)) + __pskb_pull_tail(skb, pull_to - skb_headlen(skb)); /* Ethernet work: Delayed to here as it peeks the header. */ skb->protocol = eth_type_trans(skb, dev); @@ -1019,16 +1020,10 @@ err: skb_shinfo(skb)->frags[0].page_offset = rx->offset; skb_frag_size_set(&skb_shinfo(skb)->frags[0], rx->status); skb->data_len = rx->status; + skb->len += rx->status; i = xennet_fill_frags(np, skb, &tmpq); - /* - * Truesize is the actual allocation size, even if the - * allocation is only partially used. - */ - skb->truesize += PAGE_SIZE * skb_shinfo(skb)->nr_frags; - skb->len += skb->data_len; - if (rx->flags & XEN_NETRXF_csum_blank) skb->ip_summed = CHECKSUM_PARTIAL; else if (rx->flags & XEN_NETRXF_data_validated) diff --git a/drivers/oprofile/timer_int.c b/drivers/oprofile/timer_int.c index 93404f7..61be1d9 100644 --- a/drivers/oprofile/timer_int.c +++ b/drivers/oprofile/timer_int.c @@ -74,8 +74,8 @@ static void oprofile_hrtimer_stop(void) put_online_cpus(); } -static int __cpuinit oprofile_cpu_notify(struct notifier_block *self, - unsigned long action, void *hcpu) +static int oprofile_cpu_notify(struct notifier_block *self, + unsigned long action, void *hcpu) { long cpu = (long) hcpu; diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c index 9847ab1..167f3d0 100644 --- a/drivers/pnp/pnpacpi/rsparser.c +++ b/drivers/pnp/pnpacpi/rsparser.c @@ -180,7 +180,7 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res, struct pnp_dev *dev = data; struct acpi_resource_dma *dma; struct acpi_resource_vendor_typed *vendor_typed; - struct resource r; + struct resource r = {0}; int i, flags; if (acpi_dev_resource_memory(res, &r) diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c index 3e6db1c..d95e101 100644 --- a/drivers/pnp/resource.c +++ b/drivers/pnp/resource.c @@ -515,6 +515,7 @@ struct pnp_resource *pnp_add_resource(struct pnp_dev *dev, } pnp_res->res = *res; + pnp_res->res.name = dev->name; dev_dbg(&dev->dev, "%pR\n", res); return pnp_res; } diff --git a/drivers/spi/spi-altera.c b/drivers/spi/spi-altera.c index 8a6bb37..81b9adb 100644 --- a/drivers/spi/spi-altera.c +++ b/drivers/spi/spi-altera.c @@ -103,6 +103,16 @@ static void altera_spi_chipsel(struct spi_device *spi, int value) } } +static int altera_spi_setupxfer(struct spi_device *spi, struct spi_transfer *t) +{ + return 0; +} + +static int altera_spi_setup(struct spi_device *spi) +{ + return 0; +} + static inline unsigned int hw_txbyte(struct altera_spi *hw, int count) { if (hw->tx) { @@ -221,6 +231,7 @@ static int altera_spi_probe(struct platform_device *pdev) master->bus_num = pdev->id; master->num_chipselect = 16; master->mode_bits = SPI_CS_HIGH; + master->setup = altera_spi_setup; hw = spi_master_get_devdata(master); platform_set_drvdata(pdev, hw); @@ -229,6 +240,7 @@ static int altera_spi_probe(struct platform_device *pdev) hw->bitbang.master = spi_master_get(master); if (!hw->bitbang.master) return err; + hw->bitbang.setup_transfer = altera_spi_setupxfer; hw->bitbang.chipselect = altera_spi_chipsel; hw->bitbang.txrx_bufs = altera_spi_txrx; diff --git a/drivers/spi/spi-nuc900.c b/drivers/spi/spi-nuc900.c index 2ad3d74..150d854 100644 --- a/drivers/spi/spi-nuc900.c +++ b/drivers/spi/spi-nuc900.c @@ -174,6 +174,17 @@ static void nuc900_spi_gobusy(struct nuc900_spi *hw) spin_unlock_irqrestore(&hw->lock, flags); } +static int nuc900_spi_setupxfer(struct spi_device *spi, + struct spi_transfer *t) +{ + return 0; +} + +static int nuc900_spi_setup(struct spi_device *spi) +{ + return 0; +} + static inline unsigned int hw_txbyte(struct nuc900_spi *hw, int count) { return hw->tx ? hw->tx[count] : 0; @@ -366,8 +377,10 @@ static int nuc900_spi_probe(struct platform_device *pdev) master->num_chipselect = hw->pdata->num_cs; master->bus_num = hw->pdata->bus_num; hw->bitbang.master = hw->master; + hw->bitbang.setup_transfer = nuc900_spi_setupxfer; hw->bitbang.chipselect = nuc900_spi_chipsel; hw->bitbang.txrx_bufs = nuc900_spi_txrx; + hw->bitbang.master->setup = nuc900_spi_setup; hw->res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (hw->res == NULL) { diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index eb53df2..63e2070 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -434,6 +434,9 @@ static int s3c64xx_spi_prepare_transfer(struct spi_master *spi) dma_cap_mask_t mask; int ret; + if (is_polling(sdd)) + return 0; + dma_cap_zero(mask); dma_cap_set(DMA_SLAVE, mask); diff --git a/drivers/spi/spi-xilinx.c b/drivers/spi/spi-xilinx.c index fb56fcf..09a9428 100644 --- a/drivers/spi/spi-xilinx.c +++ b/drivers/spi/spi-xilinx.c @@ -233,6 +233,21 @@ static int xilinx_spi_setup_transfer(struct spi_device *spi, return 0; } +static int xilinx_spi_setup(struct spi_device *spi) +{ + /* always return 0, we can not check the number of bits. + * There are cases when SPI setup is called before any driver is + * there, in that case the SPI core defaults to 8 bits, which we + * do not support in some cases. But if we return an error, the + * SPI device would not be registered and no driver can get hold of it + * When the driver is there, it will call SPI setup again with the + * correct number of bits per transfer. + * If a driver setups with the wrong bit number, it will fail when + * it tries to do a transfer + */ + return 0; +} + static void xilinx_spi_fill_tx_fifo(struct xilinx_spi *xspi) { u8 sr; @@ -360,6 +375,7 @@ struct spi_master *xilinx_spi_init(struct device *dev, struct resource *mem, xspi->bitbang.chipselect = xilinx_spi_chipselect; xspi->bitbang.setup_transfer = xilinx_spi_setup_transfer; xspi->bitbang.txrx_bufs = xilinx_spi_txrx_bufs; + xspi->bitbang.master->setup = xilinx_spi_setup; init_completion(&xspi->done); if (!request_mem_region(mem->start, resource_size(mem), diff --git a/drivers/staging/line6/pcm.c b/drivers/staging/line6/pcm.c index 4795f12..0dd08ef 100644 --- a/drivers/staging/line6/pcm.c +++ b/drivers/staging/line6/pcm.c @@ -392,8 +392,11 @@ static int snd_line6_pcm_free(struct snd_device *device) */ static void pcm_disconnect_substream(struct snd_pcm_substream *substream) { - if (substream->runtime && snd_pcm_running(substream)) + if (substream->runtime && snd_pcm_running(substream)) { + snd_pcm_stream_lock_irq(substream); snd_pcm_stop(substream, SNDRV_PCM_STATE_DISCONNECTED); + snd_pcm_stream_unlock_irq(substream); + } } /* diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index b963ea1..7aec6f3 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -1891,7 +1891,7 @@ static int uvesafb_setup(char *options) } } - if (mtrr != 3 && mtrr != 1) + if (mtrr != 3 && mtrr != 0) pr_warn("uvesafb: mtrr should be set to 0 or 3; %d is unsupported", mtrr); return 0; diff --git a/drivers/xen/xen-acpi-cpuhotplug.c b/drivers/xen/xen-acpi-cpuhotplug.c index 0caf486..8dae6c1 100644 --- a/drivers/xen/xen-acpi-cpuhotplug.c +++ b/drivers/xen/xen-acpi-cpuhotplug.c @@ -91,7 +91,7 @@ static int xen_acpi_processor_enable(struct acpi_device *device) return 0; } -static int __cpuinit xen_acpi_processor_add(struct acpi_device *device) +static int xen_acpi_processor_add(struct acpi_device *device) { int ret; struct acpi_processor *pr; |