drm/amdgpu: wire up emit_wreg for SDMA v4

Needed for vm_flush unification.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-01-12 16:34:03 +01:00 • committed by Alex Deucher
commit 4ca54b358b