tree e79d565e39575a526cb6714ce1287e8a1fb203f7
parent ce17178094f368d9e3f39b2cb4303da5ed633dd4
author Jesse Barnes <jbarnes@virtuousgeek.org> 1281546283 -0700
committer Jesse Barnes <jbarnes@virtuousgeek.org> 1282161441 -0700

drm/i915: add panel reset workaround

Ironlake requires that we clear the reset panel bit during power
sequences and restore it afterwards.  Uncondtionally add code to do that
since it should be harmless on SNB+.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>