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SubjectRe: [PATCH 7/10 v6] PM / Domains: Don't stop wakeup devices during system sleep transitions
Date
On Friday, July 01, 2011, Alan Stern wrote:
> On Fri, 1 Jul 2011, Rafael J. Wysocki wrote:
>
> > So the only way forward I can see is to add a special PM domain callback,
> > say .active_wakeup(), that will return "true" if the device is to be left
> > active if wakeup-enabled. So the check you don't like will become
> > something like:
> >
> > if (device_may_wakeup(dev) && genpd->active_wakeup
> > && genpd->active_wakeup(dev))
> > return 0;
> >
> > Would that be better?
>
> Another option, less flexible but perhaps easier to use, would be to
> set a couple of bitflags indicating whether the device needs power or
> clocks to handle wakeup signals.

Well, I agree, but I've decided to add the new callback after all.

Thanks,
Rafael


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