drm/amdgpu/gfx8: unify the HQD deactivation code

This could be used in Andres' priority scheduling patch
as well.

Reviewed-by: Andres Rodriguez <andresx7@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2017-04-11 17:37:01 -04:00
commit a99f249d49