Re: [RESEND]: RE: [PATCH v2 3/3] pch_gpio: support interrupt function
From: Grant Likely
Date: Tue Jun 07 2011 - 13:22:19 EST
On Tue, Jun 07, 2011 at 03:00:48PM +0900, Tomoya MORINAGA wrote:
> Hi Grant,
> Let me resend again.
> I haven't received your answer the following my question yet.
> On Friday, May 27, 2011 4:09 PM, Grant Likely wrote:
> > Take a look at the new irq_chip_generic infrastructure. You don't
> > need to implement a memory mapped irq controller from scratch anymore.
> > Most of the access functions can be taken directly from
> > irq_chip_generic instead.
> Let me clarify your saying.
> a) We shouldn't use request_irq( ) ?
> b) Does Your "irq_chip_generic" mean irq_set_handler_data( ) /
> irq_set_chained_handler( ) ?
> If yes, Using these functions, I saw IRQ shared other function's
> interrupt becomes invalid.
No, I'm saying that you don't need to implement new irq_chip
operations if you use the new irq_chip_generic implementation.
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