drm/amd/powerplay: add error messages on some critical paths

Helpful for error diagnostic.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2020-06-05 17:52:51 +08:00 • committed by Alex Deucher
commit 7951e7c036