drm/radeon/cik: add support for pcie gen1/2/3 switching

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-08-06 11:29:39 -04:00
commit 8a7cd27679
2 changed files with 218 additions and 0 deletions