Ubuntu
xserver-xorg-video-intel package

  1. Bug #506444
  2. Comment #5

Comment 5 for bug 506444

Revision history for this message
Steffen Röcker (sroecker) wrote :

LVDS clockdown could be the cause of this, see:
http://lists.freedesktop.org/archives/intel-gfx/2010-January/005347.html

There is a patch on intel-gfx, I will wait until it's in the drm-intel-next kernel and try if it fixes this.