linux-kernel - Re: [PATCH] gpio: constify of_phandle_args in of_find_gpio_device_by

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Date: Tue, 20 Feb 2024 12:45:19 +0100
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: Linus Walleij <linus.walleij@...aro.org>, linux-gpio@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] gpio: constify of_phandle_args in of_find_gpio_device_by_xlate()

On Tue, Feb 20, 2024 at 8:26 AM Krzysztof Kozlowski
<krzysztof.kozlowski@...aro.org> wrote:
>
> Pointer to the struct of_phandle_args can be made const after
> gpio_device_find() arguments got constified.  This should be part of
> commit 4a92857d6e83 ("gpio: constify opaque pointer "data" in
> gpio_device_find()").
>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
>
> ---
>
> I mixed up chunks of patches, because this should be in previous commit
> 4a92857d6e83 ("gpio: constify opaque pointer "data" in"). Sorry for
> that.
> ---
>  drivers/gpio/gpiolib-of.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
> index 523b047a2803..e35a9c7da4ee 100644
> --- a/drivers/gpio/gpiolib-of.c
> +++ b/drivers/gpio/gpiolib-of.c
> @@ -129,7 +129,7 @@ static int of_gpiochip_match_node_and_xlate(struct gpio_chip *chip,
>  }
>
>  static struct gpio_device *
> -of_find_gpio_device_by_xlate(struct of_phandle_args *gpiospec)
> +of_find_gpio_device_by_xlate(const struct of_phandle_args *gpiospec)
>  {
>         return gpio_device_find(gpiospec, of_gpiochip_match_node_and_xlate);
>  }
> --
> 2.34.1
>

Applied, thanks!

Bart