[ltp] Re: X201 brightness key

Ben Pfaff linux-thinkpad@linux-thinkpad.org
Fri, 21 May 2010 22:31:16 -0700

Stefan Monnier <monnier@iro.umontreal.ca> writes:

>>> My X201s brightness keys were not working either, but they do work now
>>> that I'm using the 2.6.34-rc6 kernel.  So you may want to try a more
>>> bleeding-edge kernel.
>> Stefan could you tell me what steps did you follow, i just found this PPA
>> but im not sure if this (for ubuntu) will be the right way to go:
>> http://kernel.ubuntu.com/~kernel-ppa/mainline/?C=M;O=D
> I have no idea what's a PPA, but the steps I followed are simple:
> - compile 2.6.34-rc6.
> - install it.
> - use it.

He might also have to revert commit b91ad0ec527 "drm/i915: Rework
DPLL calculation parameters for Ironlake", as I found out myself
this week:
Aim to please, shoot to kill.