diff options
| author | Chunming Zhou <David1.Zhou@amd.com> | 2017-05-09 13:39:40 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-05-10 13:23:53 -0400 |
| commit | 30514decb27d45b98599612cb5d3e6a20ba733a5 (patch) | |
| tree | 66ca957c94c8091b9bc11385046adfa26f4f18f8 /drivers/gpu/drm/amd/amdgpu/amdgpu.h | |
| parent | cb3696fdeca24d3a347a5225d934ce50c6edccba (diff) | |
drm/amdgpu: fix dependency issue
The problem is that executing the jobs in the right order doesn't give you the right result
because consecutive jobs executed on the same engine are pipelined.
In other words job B does it buffer read before job A has written it's result.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 86923c57908b..833c3c16501a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1129,6 +1129,7 @@ struct amdgpu_job { void *owner; uint64_t fence_ctx; /* the fence_context this job uses */ bool vm_needs_flush; + bool need_pipeline_sync; unsigned vm_id; uint64_t vm_pd_addr; uint32_t gds_base, gds_size; |