drm/radeon/dpm: add debugfs support for SI

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 18:02:19 -04:00
commit 7982128c3d
4 changed files with 26 additions and 0 deletions