[Intel-gfx] [PATCH] drm/i915/lvds: don't restore hw state in the lid notifier for pch platforms

[Roland Dreier]

On Mon, Oct 14, 2013 at 10:14 AM, Daniel Vetter <daniel.vetter at ffwll.ch> wrote:
> It's not a crash, and it's been there since forever - we've simply
> added tons more self-consistency checks to the driver in 3.10 (and
> extended those checks even more in recent kernels). At least the
> current patch will duct-tape over the hang, fixing these DP woes for
> real will take a bit longer ...

Not sure I follow.  Nothing crashed -- but with your patch applied, I
still get a (different) hang (in the dmesg I sent you), so if I undock
my laptop and open it up, I just get a unrecoverable black screen
because the Xorg process is stuck.

 - R.