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drm/amdgpu: stop evicting encrypted BOs to swap 

Swapping out encrypted BOs doesn't work because they can't change
their physical location without going through a bounce copy.

As a workaround disable evicting encrypted BOs to the system
domain for now.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Tested-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2020-03-02 13:00:07 +01:00 committed by Alex Deucher
parent effb97cc4b
commit 218c0b7f18
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
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@ -1550,6 +1550,9 @@ static bool amdgpu_ttm_bo_eviction_valuable(struct ttm_buffer_object *bo,
switch (bo->mem.mem_type) {
case TTM_PL_TT:
if (amdgpu_bo_is_amdgpu_bo(bo) &&
amdgpu_bo_encrypted(ttm_to_amdgpu_bo(bo)))
return false;
return true;
case TTM_PL_VRAM: