I tested the 2.6.34-rc6 kernel as well, and it fixes the issue on my
Lenovo G550.
--
[Karmic & Lucid Beta 1] Brightness fn keys lost functionality (Lenovo laptops)
https://bugs.launchpad.net/bugs/406515
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribe
+1 confirmed.
I'm on a Lenovo G550 and adding the i915.powersave=0 appears to have
stopped the flickering.
--
[Intel GM45] Irregular sync flashes on 8086:2a42 (Needs i915.powersave quirk)
https://bugs.launchpad.net/bugs/538648
You received this bug notification because you are a member of Ubuntu