drm/radeon/dpm: require rlc for dpm
authorAlex Deucher <alexander.deucher@amd.com>
Tue, 6 Aug 2013 17:34:00 +0000 (13:34 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 7 Aug 2013 21:37:19 +0000 (17:37 -0400)
commit761bfb999868c413aabed8caa345694836ec6f11
tree5586962e6d4651852dc624dda5d1602162554ea6
parentf61d5b46771a352fad1ac7f99008ef52a7ffcb72
drm/radeon/dpm: require rlc for dpm

The rlc is required for dpm to work properly, so if
the rlc ucode is missing, don't enable dpm.  Enabling
dpm without the rlc enabled can result in hangs.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/radeon/radeon_pm.c