diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2012-06-14 23:54:57 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-06-16 14:12:13 +0400 |
| commit | 0ec0612a80f957000999c3f7b31a84e3558c719d (patch) | |
| tree | e64bc5971f5b5be9e45780f0648e956235d23283 /drivers/gpu/drm/radeon/radeon_pm.c | |
| parent | f8fee8f5acb5c3f82e02f2ae139a6f1e7b4eb583 (diff) | |
| download | linux-0ec0612a80f957000999c3f7b31a84e3558c719d.tar.xz | |
drm/radeon: fix regression in dynpm due to multi-ring rework
Not all asics have all rings, so make sure the ring is ready
before attempting to check it in the dynpm work handler.
Fixes:
https://bugzilla.kernel.org/show_bug.cgi?id=43367
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_pm.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_pm.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index 08825548ee69..5b37e283ec38 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -801,9 +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 */ |