drm/radeon: add support for ASPM on SI asics (v2)

Enables PCIE ASPM (Active State Power Management) on
SI asics.

v2: fix typo

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-02-15 11:56:59 -05:00
commit e0bcf1654d
2 changed files with 314 additions and 0 deletions