[Bug 72782] [945GM bisected] screen blank on S3 resume on

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=72782

--- Comment #18 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to comment #17)
> so I believe xrandr is sorting this out, running it manually:
> 
> king at hpmini:~$ xrandr --output LVDS1 --off
> king at hpmini:~$ xrandr --output LVDS1 --auto
> 
> seems to get rid of the vertical lines.

Ok, that just confirms that the hotplug uevent that we send upon resume is just
vanishing. I think.

> "If you try 3.12/3.13 do we get any more warnings about inconsistent hw
> state?"
> .. I can test with 3.13 later today, but how do I check for inconsistent hw
> state?

The kernel has more checks and will print an OOPS report if it finds the
hardware in an inconsistent state.

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