drm/radeon/ci: use different smc command for pcie dpm

Use unforce levels rather than enable mask instruction.
This is the preferred method.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2014-11-18 14:36:59 -05:00
commit e745c3c9aa