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path: root/drivers/gpu/drm/radeon/radeon_pm.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_pm.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_pm.c28
1 files changed, 10 insertions, 18 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index caa55d68f319..5b37e283ec38 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -252,10 +252,7 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev)
mutex_lock(&rdev->ddev->struct_mutex);
mutex_lock(&rdev->vram_mutex);
- for (i = 0; i < RADEON_NUM_RINGS; ++i) {
- if (rdev->ring[i].ring_obj)
- mutex_lock(&rdev->ring[i].mutex);
- }
+ mutex_lock(&rdev->ring_lock);
/* gui idle int has issues on older chips it seems */
if (rdev->family >= CHIP_R600) {
@@ -273,13 +270,7 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev)
} else {
struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
if (ring->ready) {
- struct radeon_fence *fence;
- radeon_ring_alloc(rdev, ring, 64);
- radeon_fence_create(rdev, &fence, radeon_ring_index(rdev, ring));
- radeon_fence_emit(rdev, fence);
- radeon_ring_commit(rdev, ring);
- radeon_fence_wait(fence, false);
- radeon_fence_unref(&fence);
+ radeon_fence_wait_empty_locked(rdev, RADEON_RING_TYPE_GFX_INDEX);
}
}
radeon_unmap_vram_bos(rdev);
@@ -311,10 +302,7 @@ static void radeon_pm_set_clocks(struct radeon_device *rdev)
rdev->pm.dynpm_planned_action = DYNPM_ACTION_NONE;
- for (i = 0; i < RADEON_NUM_RINGS; ++i) {
- if (rdev->ring[i].ring_obj)
- mutex_unlock(&rdev->ring[i].mutex);
- }
+ mutex_unlock(&rdev->ring_lock);
mutex_unlock(&rdev->vram_mutex);
mutex_unlock(&rdev->ddev->struct_mutex);
}
@@ -813,9 +801,13 @@ static void radeon_dynpm_idle_work_handler(struct work_struct *work)
int i;
for (i = 0; i < RADEON_NUM_RINGS; ++i) {
- not_processed += radeon_fence_count_emitted(rdev, i);
- if (not_processed >= 3)
- break;
+ struct radeon_ring *ring = &rdev->ring[i];
+
+ if (ring->ready) {
+ not_processed += radeon_fence_count_emitted(rdev, i);
+ if (not_processed >= 3)
+ break;
+ }
}
if (not_processed >= 3) { /* should upclock */