diff -ur linux-2.6.34.i686/drivers/gpu/drm/radeon/radeon_device.c radeon-fixes.i686/drivers/gpu/drm/radeon/radeon_device.c --- linux-2.6.34.i686/drivers/gpu/drm/radeon/radeon_device.c 2010-09-02 21:50:43.000000000 +1000 +++ radeon-fixes.i686/drivers/gpu/drm/radeon/radeon_device.c 2010-09-02 21:13:09.000000000 +1000 @@ -777,6 +777,7 @@ int radeon_resume_kms(struct drm_device *dev) { + struct drm_connector *connector; struct radeon_device *rdev = dev->dev_private; if (rdev->powered_down) @@ -795,6 +796,12 @@ radeon_resume(rdev); radeon_pm_resume(rdev); radeon_restore_bios_scratch_regs(rdev); + + /* turn on display hw */ + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON); + } + radeon_fbdev_set_suspend(rdev, 0); release_console_sem(); diff -ur linux-2.6.34.i686/drivers/gpu/drm/radeon/radeon.h radeon-fixes.i686/drivers/gpu/drm/radeon/radeon.h --- linux-2.6.34.i686/drivers/gpu/drm/radeon/radeon.h 2010-09-02 21:50:42.000000000 +1000 +++ radeon-fixes.i686/drivers/gpu/drm/radeon/radeon.h 2010-09-02 21:36:50.000000000 +1000 @@ -620,7 +620,8 @@ DYNPM_STATE_DISABLED, DYNPM_STATE_MINIMUM, DYNPM_STATE_PAUSED, - DYNPM_STATE_ACTIVE + DYNPM_STATE_ACTIVE, + DYNPM_STATE_SUSPENDED, }; enum radeon_dynpm_action { DYNPM_ACTION_NONE, diff -ur linux-2.6.34.i686/drivers/gpu/drm/radeon/radeon_pm.c radeon-fixes.i686/drivers/gpu/drm/radeon/radeon_pm.c --- linux-2.6.34.i686/drivers/gpu/drm/radeon/radeon_pm.c 2010-09-02 21:50:42.000000000 +1000 +++ radeon-fixes.i686/drivers/gpu/drm/radeon/radeon_pm.c 2010-09-02 21:36:50.000000000 +1000 @@ -397,13 +397,20 @@ rdev->pm.dynpm_planned_action = DYNPM_ACTION_DEFAULT; mutex_unlock(&rdev->pm.mutex); } else if (strncmp("profile", buf, strlen("profile")) == 0) { + bool flush_wq = false; + mutex_lock(&rdev->pm.mutex); - rdev->pm.pm_method = PM_METHOD_PROFILE; + if (rdev->pm.pm_method == PM_METHOD_DYNPM) { + cancel_delayed_work(&rdev->pm.dynpm_idle_work); + flush_wq = true; + } /* disable dynpm */ rdev->pm.dynpm_state = DYNPM_STATE_DISABLED; rdev->pm.dynpm_planned_action = DYNPM_ACTION_NONE; - cancel_delayed_work(&rdev->pm.dynpm_idle_work); + rdev->pm.pm_method = PM_METHOD_PROFILE; mutex_unlock(&rdev->pm.mutex); + if (flush_wq) + flush_workqueue(rdev->wq); } else { DRM_ERROR("invalid power method!\n"); goto fail; @@ -418,9 +425,18 @@ void radeon_pm_suspend(struct radeon_device *rdev) { + bool flush_wq = false; + mutex_lock(&rdev->pm.mutex); - cancel_delayed_work(&rdev->pm.dynpm_idle_work); + if (rdev->pm.pm_method == PM_METHOD_DYNPM) { + cancel_delayed_work(&rdev->pm.dynpm_idle_work); + if (rdev->pm.dynpm_state == DYNPM_STATE_ACTIVE) + rdev->pm.dynpm_state = DYNPM_STATE_SUSPENDED; + flush_wq = true; + } mutex_unlock(&rdev->pm.mutex); + if (flush_wq) + flush_workqueue(rdev->wq); } void radeon_pm_resume(struct radeon_device *rdev) @@ -432,6 +448,12 @@ rdev->pm.current_sclk = rdev->clock.default_sclk; rdev->pm.current_mclk = rdev->clock.default_mclk; rdev->pm.current_vddc = rdev->pm.power_state[rdev->pm.default_power_state_index].clock_info[0].voltage.voltage; + if (rdev->pm.pm_method == PM_METHOD_DYNPM + && rdev->pm.dynpm_state == DYNPM_STATE_SUSPENDED) { + rdev->pm.dynpm_state = DYNPM_STATE_ACTIVE; + queue_delayed_work(rdev->wq, &rdev->pm.dynpm_idle_work, + msecs_to_jiffies(RADEON_IDLE_LOOP_MS)); + } mutex_unlock(&rdev->pm.mutex); radeon_pm_compute_clocks(rdev); } @@ -486,6 +508,8 @@ void radeon_pm_fini(struct radeon_device *rdev) { if (rdev->pm.num_power_states > 1) { + bool flush_wq = false; + mutex_lock(&rdev->pm.mutex); if (rdev->pm.pm_method == PM_METHOD_PROFILE) { rdev->pm.profile = PM_PROFILE_DEFAULT; @@ -493,13 +517,16 @@ radeon_pm_set_clocks(rdev); } else if (rdev->pm.pm_method == PM_METHOD_DYNPM) { /* cancel work */ - cancel_delayed_work_sync(&rdev->pm.dynpm_idle_work); + cancel_delayed_work(&rdev->pm.dynpm_idle_work); + flush_wq = true; /* reset default clocks */ rdev->pm.dynpm_state = DYNPM_STATE_DISABLED; rdev->pm.dynpm_planned_action = DYNPM_ACTION_DEFAULT; radeon_pm_set_clocks(rdev); } mutex_unlock(&rdev->pm.mutex); + if (flush_wq) + flush_workqueue(rdev->wq); device_remove_file(rdev->dev, &dev_attr_power_profile); device_remove_file(rdev->dev, &dev_attr_power_method); @@ -720,12 +747,12 @@ radeon_pm_get_dynpm_state(rdev); radeon_pm_set_clocks(rdev); } + + queue_delayed_work(rdev->wq, &rdev->pm.dynpm_idle_work, + msecs_to_jiffies(RADEON_IDLE_LOOP_MS)); } mutex_unlock(&rdev->pm.mutex); ttm_bo_unlock_delayed_workqueue(&rdev->mman.bdev, resched); - - queue_delayed_work(rdev->wq, &rdev->pm.dynpm_idle_work, - msecs_to_jiffies(RADEON_IDLE_LOOP_MS)); } /* diff -ur linux-2.6.34.i686/drivers/gpu/drm/ttm/ttm_page_alloc.c radeon-fixes.i686/drivers/gpu/drm/ttm/ttm_page_alloc.c --- linux-2.6.34.i686/drivers/gpu/drm/ttm/ttm_page_alloc.c 2010-09-02 21:50:42.000000000 +1000 +++ radeon-fixes.i686/drivers/gpu/drm/ttm/ttm_page_alloc.c 2010-09-02 21:13:14.000000000 +1000 @@ -667,7 +667,7 @@ { struct ttm_page_pool *pool = ttm_get_pool(flags, cstate); struct page *p = NULL; - int gfp_flags = 0; + int gfp_flags = GFP_USER; int r; /* set zero flag for page allocation if required */