Are you sure that I am the intended recipient of this mail?
I'm not involved in the GPIO subsystem at all.
On Thursday 25 March 2010 20:36:04 Jérôme Oufella wrote:
> Hi,
>
> I wrote a gpiolib implementation for Technologic Systems TS-5500 boards (x86)
> custom GPIO lines. Some of their GPIO lines are directly hooked to CPU (ElanSC520)
> GPIRQ lines, so they can trigger IRQs.
>
> However, looking at arch/x86/include/asm/gpio.h:
> /*
> * Not implemented, yet.
> */
> static inline int gpio_to_irq(unsigned int gpio)
> {
> return -ENOSYS;
> }
>
> gpio_to_irq()/irq_to_gpio() are not defined on x86 yet.
>
> Q: Is there a reason not to have it call gpiolib's __gpio_to_irq(), as done
> for other gpiolib functions defined here ? such as
>
> - return -ENOSYS;
> + return __gpio_to_irq(gpio);
>
>
> Thanks
> Jerome Oufella
>
>
--
Greetings, Michael.
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