Re: [RFC Add no_suspend attribute V2] Let the driver know if it's in use

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On Thu, 23 Jul 2009, Rafael J. Wysocki wrote:

> > I follow the discussion around the new runtime support and I would like 
> > to know if I can
> > add to the new interface the no_suspend flag or maybe now there is a 
> > better solution.
> 
> Hmm.  Do I remember correctly that the no_suspend flag is for preventing the
> system-wide suspend in case some devices are in use?

As I recall, the no_suspend flag was used to mark a few devices which
should not be powered down during an otherwise normal system sleep.

For example, you might want to suspend the computer while leaving a
built-in DVB tuner on because the tuner is attached to an external TV
set.

Alan Stern

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