drm/i915: Make switching to the same CRC source a no-op

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Damien Lespiau 2013-10-15 18:55:31 +01:00 • committed by Daniel Vetter
commit cc3da175b0