9e148e8ce2
This will enable the following gfx clock gating. - Fine clock gating - Medium Grain clock gating - 3D Coarse clock gating - Coarse Grain clock gating - RLC/CP light sleep clock gating Signed-off-by: Prike Liang <Prike.Liang@amd.com> Reviewed-by: Huang Rui <ray.huang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>