drm/amdgpu: validate the VM root PD from the VM code

Preparation for following changes. This validates the root PD twice,
but the overhead of that should be minimal.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-08-15 19:10:40 +02:00 • committed by Alex Deucher
commit 262b9c392e