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drm/amdgpu: initial validate the prime BOs into the CPU domain 

Just set the GTT domain as mandatory, so that the BO is validated into
it on first use. This allows us to setup the sg table later on.

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 19:42:40 +01:00 committed by Alex Deucher
parent 82dee24189
commit e3364dfc6a
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
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@ -106,10 +106,12 @@ amdgpu_gem_prime_import_sg_table(struct drm_device *dev,
ww_mutex_lock(&resv->lock, NULL);
ret = amdgpu_bo_create(adev, attach->dmabuf->size, PAGE_SIZE, false,
AMDGPU_GEM_DOMAIN_GTT, 0, sg, resv, &bo);
AMDGPU_GEM_DOMAIN_CPU, 0, sg, resv, &bo);
if (ret)
goto error;
bo->allowed_domains = AMDGPU_GEM_DOMAIN_GTT;
bo->preferred_domains = AMDGPU_GEM_DOMAIN_GTT;
if (attach->dmabuf->ops != &amdgpu_dmabuf_ops)
bo->prime_shared_count = 1;