drm/amd/powerplay: fix trivial typo and tidy comment

Signed-off-by: Alexandre Demers <alexandre.f.demers@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alexandre Demers 2016-07-07 15:05:18 -04:00 • committed by Alex Deucher
commit 023efca251