drm/amdgpu: update to use RREG32_SOC15/WREG32_SOC15 for gfxhub

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Huang Rui 2017-06-01 15:15:28 +08:00 • committed by Alex Deucher
commit 89f99cebc4