drm/i915/dp: convert eDP checks to functions and document

Most of the PCH eDP checks are redundant, so document the functions in
preparation for removing most of the calls.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Jesse Barnes 2010-10-07 16:01:06 -07:00 • committed by Chris Wilson
commit cfcb0fc9c2