drm/i915: add PANEL_UNLOCK_REGS definition
authorJesse Barnes <jbarnes@virtuousgeek.org>
Thu, 22 Jul 2010 20:18:18 +0000 (13:18 -0700)
committerEric Anholt <eric@anholt.net>
Mon, 26 Jul 2010 18:27:03 +0000 (11:27 -0700)
commit4a655f043160eeae447efd3be297b6b4c397a640
tree7332d15be37e4ca939a83f3ca223f93c70813359
parent6ba770dc5c334aff1c055c8728d34656e0f091e2
drm/i915: add PANEL_UNLOCK_REGS definition

In some cases, unlocking the panel regs is safe and can help us avoid a
flickery, full mode set sequence.  So define the unlock key and use it.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Eric Anholt <eric@anholt.net>
drivers/gpu/drm/i915/i915_reg.h
drivers/gpu/drm/i915/intel_display.c