Bug#530944: linux-image-2.6.29-2-686: drm:i915_get_vblank_counter with i950 after Blank screen

[Moritz Muehlenhoff <jmm@inutil.org>]

On Thu, May 28, 2009 at 11:50:41PM +0200, Adrian Lang wrote:
> Package: linux-image-2.6.29-2-686
> Version: 2.6.29-5
> Severity: normal
> 
> I am running an MSI Wind Netbook with Intel 950 VGA.
> 
> After blanking screen (due to closing lid, locking screen, hibernate oder suspend) the screen does not resume but stay
> black. When moving the mouse it flickers. Keyboard remains responsive.
> 
> dmesg shows:
> 
> [drm:i915_get_vblank_counter] *ERROR* trying to get vblank count for disabled pipe 0
> 
> gdm works fine after getting restarted.
> 
> The problem occurs with 2.6.29 as well as with 2.6.26.
> 
> http://www.gossamer-threads.com/lists/linux/kernel/1035744 seems related, but nomodeset did not help.

Does this error persist wit 2.6.30 from unstable?

Cheers,
        Moritz