drm/i915/edp: Flush the write before waiting for PLLs

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Chris Wilson 2010-08-07 11:01:36 +01:00 • committed by Eric Anholt
commit 5ddb954b9e