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drm/amdgpu: drop the backing store when DMA-buf imports are evicted

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Instead of moving this to the SYSTEM domain just drop the backing store
and let the resulting allocation be freed.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Roger He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-02-20 19:09:56 +01:00 committed by Alex Deucher
parent 536bbeba9b
commit 82dee24189
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
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@ -204,6 +204,12 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo,
.flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM
};
if (bo->type == ttm_bo_type_sg) {
placement->num_placement = 0;
placement->num_busy_placement = 0;
return;
}
if (!amdgpu_ttm_bo_is_amdgpu_bo(bo)) {
placement->placement = &placements;
placement->busy_placement = &placements;