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SubjectRe: [PATCH] gpiolib: Add gpio_detect, gpio_debounce and gpio_alt_func features to GPIOLIB
On Mon, 15 Jun 2009 21:09:06 +0800
Ben Dooks <ben-linux@fluff.org> wrote:

> >
> > I would expect your architecture IRQ handler to have a set_type callback for
> > the GPIO lines capables of generating an interrupt. See how we have beeing
> > doing it for rb532 for instance:
> > http://www.linux-mips.org/git?p=linux-queue.git;a=blob;f=arch/mips/rb532/irq.c;h=f07882029a90d3d155c17b462812c2936229458c;hb=HEAD#l173
>
> Yes, or if the GPIO driver is exporting interrupts, the relevant handler
> for that chip should have the .set_type method defined.
>

In the .set_type method, you finally will call the GPIO driver's function to set interrupt trigger mode, right?
Current GPIOLIB do not provide such an interface. Current driver always exports a separate function to do that --
that's not good.
My patch provide a general API to do that.


Thanks,
Alek


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