drm/i915: Split up ironlake_check_fdi_lanes

Again in preparation to move the configuration checks into the
pipe_config computation stage of the modeset sequence.

Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2013-04-19 11:24:44 +02:00
commit ebfd86fda6