[Bug 52411] [snb] intel gpu never go in rc6 after suspend

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=52411





--- Comment #20 from Jani Nikula <jani.nikula at intel.com>  2013-01-15 13:29:57 ---
Alexander, if it's not too much trouble, please try these registers, one at a
time:

FENCE_REG_SANDYBRIDGE_0
TILECTL
_HTOTAL_A
PP_CONTROL
PCH_PORT_HOTPLUG

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