On Tue, Apr 14, 2015, at 06:42, Georg Schmitz wrote:
> I would like to report, that the brightness controll on the Lenovo 
> Thinkpad w530 does not work on Archlinux.
> This problem exists since I installed Archlinux some month before.
> At the moment I'm using
> 3.19.3-3-ARCH #1 SMP PREEMPT Wed Apr 8 14:10:00 CEST 2015 x86_64 GNU/Linux
> with the recent gnome version on top.
> The keys to control the brightness are recognized correctly and gnome 
> indicated that the brightness is changed.

Well, brightness control in that thinkpad is supposed to be handled by the GPU 
drivers in x.org + kernel, not by thinkpad-acpi.

Have you tried asking other arch-linux users of the w530 or t530 in the 
linux-thinkpad mailing-list or the archlinux user lists/forums?

-- 
  "One disk to rule them all, One disk to find them. One disk to bring
  them all and in the darkness grind them. In the Land of Redmond
  where the shadows lie." -- The Silicon Valley Tarot
  Henrique Holschuh

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