Re: [linux-pm] [RFC] Runtime power management on ipw2100

Andi Kleen
2007-01-31T10:48:20Z

On Wednesday 31 January 2007 11:27, Matthew Garrett wrote:
> On Wed, Jan 31, 2007 at 12:13:04PM +0100, Andi Kleen wrote:
> > Matthew Garrett <mjg59@srcf.ucam.org> writes:
> > >
> > > PCI seems to require a delay of 10ms when sequencing from D3 to D0,
> > > which probably isn't acceptable latency for an "up" state.
> >
> > It might be if the interface has been idle for some time
> > (and the delay is not busy looping of course)
>
> Hm. How would this interact with receiving packets?

The hardware will hopefully have support to wake itself up when that
happens.

-Andi