From: Daniel Vetter Date: Thu, 26 Jul 2012 17:21:47 +0000 (+0200) Subject: drm/i915: disable all crtcs at suspend time X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~20^2~15^2~3^2~3 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a261b246ebd552fd5d5a8ed84cc931bb821c427f;p=pandora-kernel.git drm/i915: disable all crtcs at suspend time We need this to avoid confusing the hw state readout code with the cpt pch plls at resume time: We'd read the new pipe state (which is disabled), but still believe that we have a life pll connected to that pipe (from before the suspend). Hence properly disable pipes to clear out all the residual state. This has the neat side-effect that we don't enable ports prematurely by restoring bogus state from the saved register values. Reviewed-by: Jesse Barnes Signed-Off-by: Daniel Vetter --- Reading git-diff-tree failed