Re: calling runtime PM from system PM methods

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On Fri, 10 Jun 2011, Mark Brown wrote:

> > No, it's generally agreed that _all_ devices should return to full 
> > power during system resume -- even if they were runtime suspended 
> > before the system sleep.  This also is explained in the Documentation 
> > files.
> 
> What is the reasoning behind this agreement?  It's not immediately
> obvious why this is useful.

See section 6 of Documentation/power/runtime_pm.txt.

Alan Stern

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