Re: [PATCH 06/29] regulator: export a function to check if regulator can change status

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On Fri, May 18, 2012 at 10:33:42AM +0200, Guennadi Liakhovetski wrote:
> On Thu, 3 May 2012, Mark Brown wrote:

> > Bear in mind that the regulator may be shared by other users so even if
> > the regulator is flagged as potentially being able to change status that
> > doesn't mean that it actually can change status.

> Yes, I think, that's ok. We just need to know, that the card can in 
> principle be powered off. We don't need a guarantee, that we can power it 
> down at any time, when we think we need it.

Well, in that case what's the benefit in not just unconditionally
claiming that you can power off and doing runtime PM on the card?

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