linux-kernel - Re: [PATCH v1 1/1] gpiolib: Make use of assign

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Date:   Fri, 21 May 2021 14:55:14 +0200
From:   Bartosz Golaszewski <bgolaszewski@...libre.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     linux-gpio <linux-gpio@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Linus Walleij <linus.walleij@...aro.org>
Subject: Re: [PATCH v1 1/1] gpiolib: Make use of assign_bit() API (part 2)

On Tue, May 18, 2021 at 10:46 AM Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
>
> We have for some time the assign_bit() API to replace open coded
>
>         if (foo)
>                 set_bit(n, bar);
>         else
>                 clear_bit(n, bar);
>
> Use this API in GPIO library code.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> ---
>  drivers/gpio/gpiolib-sysfs.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/drivers/gpio/gpiolib-sysfs.c b/drivers/gpio/gpiolib-sysfs.c
> index 41b3b782bf3f..7c5afd999210 100644
> --- a/drivers/gpio/gpiolib-sysfs.c
> +++ b/drivers/gpio/gpiolib-sysfs.c
> @@ -312,10 +312,7 @@ static int gpio_sysfs_set_active_low(struct device *dev, int value)
>         if (!!test_bit(FLAG_ACTIVE_LOW, &desc->flags) == !!value)
>                 return 0;
>
> -       if (value)
> -               set_bit(FLAG_ACTIVE_LOW, &desc->flags);
> -       else
> -               clear_bit(FLAG_ACTIVE_LOW, &desc->flags);
> +       assign_bit(FLAG_ACTIVE_LOW, &desc->flags, value);
>
>         /* reconfigure poll(2) support if enabled on one edge only */
>         if (flags == GPIO_IRQF_TRIGGER_FALLING ||
> --
> 2.30.2
>

Patch applied, thanks!

Bartosz