drm/amdgpu: abstract block size to one function

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Chunming Zhou 2017-03-27 11:36:57 +08:00 • committed by Alex Deucher
commit a1adf8bef2