diff options
Diffstat (limited to 'drivers/gpu/drm/radeon')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_pm.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index 2eb675e7844..bded834afa5 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -64,17 +64,19 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev, int static_switch) mutex_lock(&rdev->ddev->struct_mutex); mutex_lock(&rdev->vram_mutex); mutex_lock(&rdev->cp.mutex); -#if 0 - /* wait for GPU idle */ - rdev->pm.gui_idle = false; - rdev->irq.gui_idle = true; - radeon_irq_set(rdev); - wait_event_interruptible_timeout( - rdev->irq.idle_queue, rdev->pm.gui_idle, - msecs_to_jiffies(RADEON_WAIT_IDLE_TIMEOUT)); - rdev->irq.gui_idle = false; - radeon_irq_set(rdev); -#endif + + /* gui idle int has issues on older chips it seems */ + if (rdev->family >= CHIP_R600) { + /* wait for GPU idle */ + rdev->pm.gui_idle = false; + rdev->irq.gui_idle = true; + radeon_irq_set(rdev); + wait_event_interruptible_timeout( + rdev->irq.idle_queue, rdev->pm.gui_idle, + msecs_to_jiffies(RADEON_WAIT_IDLE_TIMEOUT)); + rdev->irq.gui_idle = false; + radeon_irq_set(rdev); + } radeon_unmap_vram_bos(rdev); if (!static_switch) { |