Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: [PATCH 7/10 v6] PM / Domains: Don't stop wakeup devices during system sleep transitions | Date | Fri, 1 Jul 2011 22:06:42 +0200 |
| |
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
| |