linux-kernel - Re: [PATCH] fbdev: via: use new GPIO line value setter callbacks

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Message-ID: <CAMRc=MdYQ9zsOqiuVTR4vJ-D6YZ5gsxm6akQXaK6AoD_XFO0hg@mail.gmail.com>
Date: Wed, 23 Apr 2025 17:14:52 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Florian Tobias Schandinat <FlorianSchandinat@....de>, Helge Deller <deller@....de>, 
	Linus Walleij <linus.walleij@...aro.org>, Bartosz Golaszewski <brgl@...ev.pl>
Cc: linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org, 
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH] fbdev: via: use new GPIO line value setter callbacks

On Tue, Apr 8, 2025 at 9:42 AM Bartosz Golaszewski <brgl@...ev.pl> wrote:
>
> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
>
> struct gpio_chip now has callbacks for setting line values that return
> an integer, allowing to indicate failures. Convert the driver to using
> them.
>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> ---
> Commit 98ce1eb1fd87e ("gpiolib: introduce gpio_chip setters that return
> values") added new line setter callbacks to struct gpio_chip. They allow
> to indicate failures to callers. We're in the process of converting all
> GPIO controllers to using them before removing the old ones.
> ---

Gentle ping.

Bart