From: Jesse Barnes <jbarnes@virtuousgeek.org>
Date: Thu, 7 Oct 2010 23:01:12 +0000 (-0700)
Subject: drm/i915/dp: eDP power sequencing fixes
X-Git-Tag: v2.6.37-rc1~92^2~11^2~55
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=01cb9ea633ddf3e8770dfe7851e88610087098bc;p=pandora-kernel.git

drm/i915/dp: eDP power sequencing fixes

Enable the panel before adjusting eDP link params, make sure the panel
is idle after powering it on before proceeding with other activity,
delay backlight enable to avoid visible flicker.

Also avoid using VDD per hw team recommendation; it can conflict with
the builtin panel power sequencing logic and lead to panel power
sequencing failures.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
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