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| author | Chunming Zhou <david1.zhou@amd.com> | 2015-09-23 12:22:43 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2015-10-08 06:48:22 +0300 |
| commit | 95d7918323be0090a1cc36f0ebdd1d3af88f2335 (patch) | |
| tree | 2c6dd61dcace9efd5b8ccf09e0dcf7d68dc9e99a /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | |
| parent | a2ef8a974931bd4a28e81a3de0a3813e97acfc30 (diff) | |
| download | linux-95d7918323be0090a1cc36f0ebdd1d3af88f2335.tar.xz | |
drm/amdgpu: add TOPDOWN flag to the whole vram
need to decrease visible vram usage by default.
Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: monk.liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 1a7708f365f3..0d524384ff79 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -132,6 +132,8 @@ static void amdgpu_ttm_placement_init(struct amdgpu_device *adev, placements[c].fpfn = 0; placements[c++].flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_VRAM; + if (!(flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED)) + placements[c - 1].flags |= TTM_PL_FLAG_TOPDOWN; } if (domain & AMDGPU_GEM_DOMAIN_GTT) { |