drm/i915/sdvo: Propagate errors from reading/writing control bus.

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 2010-08-04 13:50:25 +01:00 • committed by Eric Anholt
commit 32aad86fe8
2 changed files with 380 additions and 552 deletions