Re: [PATCH 1/2] genirq: add chip_{suspend,resume} PM support to irq_chip

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Hi Florian, Thomas,

On Tue, Jul 21, 2015 at 11:24:29AM -0700, Florian Fainelli wrote:
> On 20/06/15 07:11, Thomas Gleixner wrote:
> > On Fri, 19 Jun 2015, Brian Norris wrote:
...
> > I really don't want to set a precedent for random (*foo)(*bar)
> > callbacks.
> >  
> >> +
> >> +		if (ct->chip.chip_suspend)
> >> +			ct->chip.chip_suspend(gc);
> > 
> > So wouldn't it be the more intuitive solution to make this a callback
> > in the struct gc itself?
> 
> Brian can correct me, but his approach is more generic, if there is
> another irqchip driver needing a similar infrastructure, this would be
> already there, and directly usable. Maybe all we need to is to change
> the chip_suspend/resume arguments to pass a reference to irq_chip instead?

I believe Thomas is right. We could just make these into
irq_chip_generic callbacks, which would probably be the right
abstraction level. Wouldn't be much code change from this submission,
AFAICT.

(Sorry for dropping the ball on this one.)

Brian




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