Ubuntu
xserver-xorg-video-intel package

  1. Bug #538648
  2. Comment #112

Comment 112 for bug 538648

Revision history for this message
lizajane999 (lizajane999) wrote : Re: [Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quirk)

I have the exact same symptoms as comment #72 on an HP dv4 laptop
>> Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 07) >> on gnome. No problems using
  >> karmic. Random flickering on the bottom quarter of screen started after upgrade.

Two things I've observed:

- The flickering NEVER happens (on either screen) if I have my external screen plugged in.

- It seems to get much worse with the terminal open and on top.

the i915.powersave=0 thing didn't work for me.