drm/amd/pm: drop unneeded feature->mutex

As all those related APIs are already well protected by adev->pm.mutex.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2021-11-29 14:36:32 +08:00 • committed by Alex Deucher
commit 1f2cf08aa0
4 changed files with 10 additions and 31 deletions