drm/amd/powerplay: added index gc cac read/write apis for vega10

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 2017-07-03 22:37:44 +08:00 • committed by Alex Deucher
commit 560460f282