drm/amdgpu: add nbio MGCG for raven

Add medium grained nbio clockgating implementation.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Huang Rui 2017-02-27 14:01:55 +08:00 • committed by Alex Deucher
commit 7fda6eca5d