drm/amdgpu:Add DPG mode read/write macro

Some registers read/write needs program through SDRAM pool under
DPG mode.

Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
James Zhu 2018-09-10 16:00:36 -04:00 • committed by Alex Deucher
commit 03d6e3aac8