drm/radeon: restructure UVD code to handle UVD PG (v2)

When we PG (powergate) UVD, we need to re-initialize it
before we can use it again.

v2: rebase on UVD stop fixes

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-08-06 11:39:38 -04:00
commit 5e884f606c
7 changed files with 50 additions and 50 deletions