linux-kernel - Re: [PATCH v2 08/23] gpio: sysfs: use gpio_device

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Date: Mon, 5 Feb 2024 14:18:49 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Bartosz Golaszewski <brgl@...ev.pl>
Cc: Linus Walleij <linus.walleij@...aro.org>,
	Kent Gibson <warthog618@...il.com>, Alex Elder <elder@...aro.org>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	"Paul E . McKenney" <paulmck@...nel.org>,
	Wolfram Sang <wsa@...-dreams.de>, linux-gpio@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH v2 08/23] gpio: sysfs: use gpio_device_find() to iterate
 over existing devices

On Mon, Feb 05, 2024 at 10:34:03AM +0100, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> 
> With the list of GPIO devices now protected with SRCU we can use
> gpio_device_find() to traverse it from sysfs.

..

> +static int gpiofind_sysfs_register(struct gpio_chip *gc, void *data)
> +{
> +	struct gpio_device *gdev = gc->gpiodev;
> +	int ret;
> +
> +	if (gdev->mockdev)
> +		return 0;
> +
> +	ret = gpiochip_sysfs_register(gdev);
> +	if (ret)
> +		chip_err(gc, "failed to register the sysfs entry: %d\n", ret);

> +	return 0;

???

> +}

-- 
With Best Regards,
Andy Shevchenko