Re: [RFC Disable suspend on a specific device] This is a little change in linux power scheme

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On Wed, 2009-04-08 at 13:53 +0200, ext Mark Brown wrote:
> On Tue, Apr 07, 2009 at 11:40:53PM +0200, Rafael J. Wysocki wrote:
> 
> > IMO, there is a danger that suspend will break or even the machine will crash
> > if this is used for a wrong device.  I don't think it's generally safe to add
> > switches like this on the core level, because the core doesn't really know
> > which drivers are prepared for it.
> 
> OTOH it would be good to have a standard way of exposing this behaviour
> to user space when it can be supported so that applications have some
> degree of abstraction when working with these systems and drivers don't
> have to keep on cooking up their own methods of exposing it.

Don't rely on this method and instead implement automatic power saving
when entering runtime idle.

-- 

Cheers, Igor

---

Igor Stoppa
Maemo Software - Nokia Devices R&D - Helsinki

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