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Message-ID: <20090616092848.7bb60f21@dxy.sh.intel.com> Date: Tue, 16 Jun 2009 09:28:48 +0800 From: Alek Du <alek.du@...el.com> To: Ben Dooks <ben-linux@...ff.org> CC: Florian Fainelli <florian@...nwrt.org>, Ben Dooks <ben-linux@...ff.org>, Kernel Mailing List <linux-kernel@...r.kernel.org> Subject: Re: [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@...ff.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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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