Re: [PATCH v1 1/1] gpio: Remove unused and obsoleted irq_to_gpio()

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CC greg

On Thu, Jan 12, 2023 at 2:39 PM Andy Shevchenko
<andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> irq_to_gpio() is legacy and unused API, remove it for good.
>
> This leaves gpio_to_irq() as it's used yet in many places.
> Nevertheless, removal of its counterpart is a good signal
> to whoever even trying to consider using them that do not.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> ---
>  Documentation/driver-api/gpio/legacy.rst             |  8 --------
>  .../translations/zh_CN/driver-api/gpio/legacy.rst    |  7 -------
>  Documentation/translations/zh_TW/gpio.txt            |  7 -------
>  arch/m68k/include/asm/gpio.h                         |  7 -------
>  arch/sh/include/asm/gpio.h                           |  5 -----
>  include/linux/gpio.h                                 | 12 ------------
>  6 files changed, 46 deletions(-)

[...]

> --- a/arch/m68k/include/asm/gpio.h
> +++ b/arch/m68k/include/asm/gpio.h
> @@ -66,13 +66,6 @@ static inline int gpio_to_irq(unsigned gpio)
>                 return __gpio_to_irq(gpio);
>  }
>
> -static inline int irq_to_gpio(unsigned irq)
> -{
> -       return (irq >= MCFGPIO_IRQ_VECBASE &&
> -               irq < (MCFGPIO_IRQ_VECBASE + MCFGPIO_IRQ_MAX)) ?
> -               irq - MCFGPIO_IRQ_VECBASE : -ENXIO;
> -}
> -
>  static inline int gpio_cansleep(unsigned gpio)
>  {
>         return gpio < MCFGPIO_PIN_MAX ? 0 : __gpio_cansleep(gpio);

Acked-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds



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