diff options
| author | Chunming Zhou <David1.Zhou@amd.com> | 2016-01-13 12:55:18 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-01-13 11:39:15 -0500 |
| commit | 888c9e33e4c5a503285921046c621f7c73199d2f (patch) | |
| tree | 326bf7e6700c5b4477401723c61ba1a7e1ed735c /drivers/gpu | |
| parent | f3b5cb3e68952d4a721cc733e03eeb5151dcaa1e (diff) | |
drm/amdgpu: fix lost sync_to if scheduler is enabled.
when scheduler is enabled, the semaphore isn't used at all.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c index dd005c336c97..181ce39ef5e5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c @@ -293,7 +293,8 @@ int amdgpu_sync_rings(struct amdgpu_sync *sync, fence = to_amdgpu_fence(sync->sync_to[i]); /* check if we really need to sync */ - if (!amdgpu_fence_need_sync(fence, ring)) + if (!amdgpu_enable_scheduler && + !amdgpu_fence_need_sync(fence, ring)) continue; /* prevent GPU deadlocks */ @@ -303,7 +304,7 @@ int amdgpu_sync_rings(struct amdgpu_sync *sync, } if (amdgpu_enable_scheduler || !amdgpu_enable_semaphores) { - r = fence_wait(&fence->base, true); + r = fence_wait(sync->sync_to[i], true); if (r) return r; continue; |