drm/radeon/dpm: add debugfs support for TN

This allows you to look at the current DPM state via
debugfs.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-06-28 12:01:38 -04:00
commit 490ab9314b
3 changed files with 24 additions and 0 deletions