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Re: HDMI out *and* brightness adjustment on the Z13 ? Please help...

 

Yeah, I can confirm that Bumblebee works with Z13, but the whole point
is to have both GPUs enabled simultaneously, and let the bumblebee
daemon decide when to use the the NVIDIA card, so you might need to
disable the BIOS hack? I've never used it, so I'm not sure.

With Bumblebee, brightness control always works, and so does HDMI, but
it is a bit fiddly to set up. For me it is a perfect setup, except
that with the latest Ubuntu 12.10, I haven't been able to make HDMI
audio work.

For more information, check out this thread:

http://www.mail-archive.com/sony-vaio-z-series@xxxxxxxxxxxxxxxxxxx/msg02650.html

and the Bumblebee wiki:

https://github.com/Bumblebee-Project/Bumblebee/wiki/Multi-monitor-setup

Cheers,
Heikki

On Fri, Jan 18, 2013 at 7:47 AM, Shannon VanWagner
<shannon.vanwagner@xxxxxxxxx> wrote:
> What about bumblebee?
> http://bumblebee-project.org/install.html
>
>
> On Thu, Jan 17, 2013 at 7:23 PM, anestis.iliadis <latebeat@xxxxxxxxx> wrote:
>>
>> I have the same issue but I never went to great lenghts to find the
>> solution. Whatever I tried didn't work. Still I would love to hear it if
>> there's one.
>> Also, would you mind sharing your little script, (I have the bios patched
>> as well) just to see how you went about with the xorg and making intel and
>> nvidia work.
>>
>> thank you,
>>
>> Anestis
>>
>> On Thu, Jan 17, 2013 at 3:42 PM, Joël Bourquard <joel.bourquard@xxxxxxxxx>
>> wrote:
>>>
>>> Hi all,
>>>
>>> I have a Z13 (model is VPCZ13AFJ) running Gentoo linux with latest
>>> everything (kernel 3.7.2, xorg server 1.13.1, intel driver 2.20.18, nvidia
>>> driver 313.18).
>>>
>>> My BIOS is patched so that the Speed/Stamina switch determines which
>>> video card gets enabled at next boot. During boot it runs a tiny script that
>>> detects which card is active and changes a line in xorg.conf according to
>>> that.
>>>
>>> Now here's the limitation I'm running into:
>>>
>>> - In Speed (NVIDIA) mode: HDMI output works, but I can't adjust the
>>> built-in LCD backlight (always at 100%).
>>> - In Stamina (INTEL) mode: I can adjust the built-in LCD backlight, but
>>> HDMI output does not work.
>>>
>>> Is there a way (I mean any way) to simultaneously have a working HDMI
>>> output and the ability to adjust the built-in LCD backlight ?
>>>
>>> Please note:
>>> - In NVIDIA mode, I tried "nvclock" (and writing to /proc files) but it
>>> has no effect and "nvidia-settings" doesn't offer a way to adjust the
>>> backlight.
>>> - I don't care about 3D performance nor power consumption. I'd just want
>>> both things to work simultaneously.
>>>
>>> Any help would be much appreciated.
>>>
>>> Thanks in advance!
>>>
>>> Joël
>>>
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>>
>>
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>
>
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