drm/amdgpu: add amdgpu_gmc_pd_addr helper

Add a helper to get the root PD address and remove the workarounds from
the GMC9 code for that.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-08-22 12:22:14 +02:00 • committed by Alex Deucher
commit 11c3a249ff
9 changed files with 56 additions and 23 deletions