drm/amd/powerplay: add global PowerPlay mutex.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2017-02-20 17:07:36 +08:00 • committed by Alex Deucher
commit 2a5071056e
2 changed files with 132 additions and 61 deletions