drm/radeon: make page table updates async v2

Currently doing the update with the CP.

v2: Rebased on Jeromes bugfix. Make validity comparison
    more human readable.

Signed-off-by: Christian König <deathsimple@vodafone.de>
This commit is contained in:
Christian König 2012-08-11 15:00:30 +02:00 • committed by Alex Deucher
commit 2a6f1abbb4
5 changed files with 71 additions and 25 deletions