[linux-pm] USB storage powersaving patches

Pavel Machek pavel at ucw.cz
Tue Jan 1 04:04:56 PST 2008


On Fri 2007-12-21 22:13:34, Alan Stern wrote:
> On Fri, 21 Dec 2007, Pavel Machek wrote:
> 
> > HI!
> > 
> > > > Do you think I could get a copy of some version of those patches? I'm
> > > > currently struggling with getting AHCI to powersave in _any_ way,
> > > > "clean" is not on radar, yet.
> > > 
> > > The usb-storage patch is here:
> > > 
> > > 	http://marc.info/?l=linux-usb-devel&m=118374628105232&w=2
> > > 
> > > I'm afraid it won't do you much good, however, because of the way it 
> > > relies on the USB power-management infrastructure.
> > 
> > I see... you already have a process context, so resuming is easy for
> > you... ok. But thanks for the pointer!
> 
> The SCSI version will use a dedicated kernel thread for both
> autosuspend and autoresume.

Sounds great. Let me know when you have something to play with.

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


More information about the linux-pm mailing list