[Bug 3240] bbswitch-kmod

[RPM Fusion Bugzilla]

https://bugzilla.rpmfusion.org/show_bug.cgi?id=3240

--- Comment #8 from Simone Caronni <negativo17 at gmail.com> 2014-05-19 15:46:29 CEST ---
(In reply to comment #5)
> I'm not shure if the prime kernel implementation with 3.13 does the same.
> I never test it because of missing Guides, and it is only for the nouveau
> driver.
> 
> But the bbswitch mod is very useful for users like me, whose only watching
> hd-videos, using compiz on a notebook and don't play games.
> For this profile i don't need the discrete nvidia card. The integrated intel
> card does his job well for this case and it is pretty useful to switch off the
> discrete card to decrease power consumption.

Starting with 3.12, you should have the discrete card already off with stock
Fedora components (Nouveau, Radeon, Intel, Mesa).

Just check the content of /sys/kernel/debug/vgaswitcheroo/switch, you should
see "Off" or "DynPwr" for the discrete chip.

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