drm/amdgpu/gfx6: clean up rb configuration

Signed-off-by: Flora Cui <Flora.Cui@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Flora Cui 2017-02-07 15:14:48 +08:00 • committed by Alex Deucher
commit 69dd3d2c61