sony-vaio-z-series team mailing list archive

[Simon Brown <lists@xxxxxxxx>]

Hi Peter,

At Tue, 05 Jun 2012 11:50:43 +0200,
Peter Rhone wrote:
> I've been searching the last few hours in an attempt to find a solution 
> to the final stumbling block in setting up my "new" (used) vaio Z11.   
> In stamina mode I can adjust the screen backlight, but in speed mode 
> with the nvidia driver, still no success.
> 
> 1. nvclock and smartdimmer both segfault 
> http://us.generation-nt.com/answer/bug-671135-nvclock-segfaults-action-help-207391641.html
> 
> 2. nvidiabl does nothing
> 
> 3. sony-acpid fixed the keyboard backlight sensor issue, but doesn't 
> adjust the backlight
> 
> 4. haven't tried modifying grub or xorg.conf, but judging form the info 
> I found, it hasn't worked for anyone else yet...
> 
> Has anyone gotten this working?

I believe it's a feature rather than a bug. The backlight is
controlled by the integrated graphics, so the Nvidia tools won't
work. Both cards would have to be active in this situation. Perhaps
bumblebee might work?  

http://bumblebee-project.org/

Simon