drm/radeon: fix pixcache and purge/cache flushing registers

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2008-05-28 11:51:12 +10:00 committed by Dave Airlie
commit 259434accc
3 changed files with 65 additions and 18 deletions