Re: [RFD] Automatic suspend

Matthew Garrett
2009-02-20T18:26:09Z

On Fri, Feb 20, 2009 at 07:22:15PM +0100, Pavel Machek wrote:
> On Mon 2009-02-16 23:23:30, Matthew Garrett wrote:
> > On Tue, Feb 17, 2009 at 12:19:38AM +0100, Rafael J. Wysocki wrote:
> >
> > > This, again, seems to be a bit x86-centric. :-) The Android people are telling
> > > us that on the hardware they deal with it does make sense to put the entire
> > > system to sleep even for relatively short periods of time, since the latencies
> > > involved are not too bad.
> >
> > Arve said that the power state was equivalent in idle and suspend, but
>
> ...for Arve's hardware. Not all embedded systems are like that, and
> OLPC / PCs are definitely not like that.

And PCs have enough latency over suspend/resume that we can't do it
automatically in a non-intrusive manner anyway, so runtime pm is more
interesting there as well.

--
Matthew Garrett | mjg59@srcf.ucam.org