Re: [linux-pm] [RFC] input: syfs switches for SKE keypad

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On Tue, Oct 12, 2010 at 02:27:21PM -0400, Alan Stern wrote:
> On Tue, 12 Oct 2010, Mark Brown wrote:

> > This isn't *really* about saving power in the individual device; it's
> > more about stopping the device generating events that disrupt the rest
> > of the system.  Suspending the device can be one way of doing that and
> > is useful if it can be done but is not really the immediate goal here.

> Runtime PM is _not_ a reliable way of preventing a device from 
> generating events.  It is meant for saving energy, nothing else.

Right, yes.

> If that's what this is about, then the answer is simple: Don't use 
> runtime PM to try to suppress events.

I tend to agree that runtime PM usage ought to fall out of the disabling
of the input device rather than the other way around.
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