diff options
| author | Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> | 2015-08-14 20:08:40 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-08-17 16:51:23 -0400 |
| commit | 05906dec7d7daf197b9b773295c95ad6b9af2a5a (patch) | |
| tree | 3459b59ade856c84a50539a894edc237bf7636da /drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | |
| parent | b325a789c7e6554a14fae3c2310ee22fa4ca7cf6 (diff) | |
drm/amdgpu: wait on page directory changes. v2
Pagetables can be moved and therefore the page directory update can be necessary
for the current cs even if none of the the bo's are moved. In that scenario
there is no fence between the sdma0 and gfx ring, so we add one.
v2 (chk): rebased
Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 11edac725210..e4424b4db5d3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -551,6 +551,10 @@ static int amdgpu_bo_vm_update_pte(struct amdgpu_cs_parser *p, if (r) return r; + r = amdgpu_sync_fence(adev, &p->ibs[0].sync, vm->page_directory_fence); + if (r) + return r; + r = amdgpu_vm_clear_freed(adev, vm); if (r) return r; |