drm/i915/dvo: use intel_encoder to the upcast macro

More natural and will soon be even better!

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2013-07-21 21:36:57 +02:00
commit 69438e64af