drm/amdgpu: Refine gfx_v9_0_kcq_disable function

Send all kcq unmap_queue packets and then wait for
complete.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2018-08-17 16:45:16 +08:00 • committed by Alex Deucher
commit ffabea84c5