sony-vaio-z-series team mailing list archive

[Sohrab Naushad <sohrab.naushad@xxxxxxxxx>]

$ gksu gedit /etc/default/grub

And add this to the default kernel parameters

pcie_aspm=force

So itll be something like this:

GRUB_CMDLINE_LINUX_DEFAULT="quiet splash pcie_aspm=force"

Hope this helps.

Sohrab.

On Sun, Oct 23, 2011 at 12:03 AM, Tobias Oetiker <tobi@xxxxxxxxxx> wrote:

> Hi Hirotaka,
>
> Today Hirotaka Maruyama wrote:
>
> > Hi tobi,
> >
> > Did you already tried this kernel parameter?:
> >
> > i915.i915_enable_rc6=1
> >
> > Today Oneiric kernel from 3.0.0-7, Ubuntu kernel devs had patched this
> feature
> > disabling by default... :S
> > So you could "re-enable" it for power saving on PCI-express and
> Integrated
> > GPU...
> > I could confirm this option could fix power consumptions on Z21 series as
> > well.
>
> hmm it does not seem to help in my case :-(
>
> cheers
> tobi
>
> >
> > cheers,
> > Tista
> > _______________________________________________
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> >
>
> --
> Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland
> http://it.oetiker.ch tobi@xxxxxxxxxx ++41 62 775 9902 / sb: -9900
>
> _______________________________________________
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>