linux-kernel - Re: [PATCH v2 6/9] gpio: sysfs: don't look up exported lines as class devices

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Message-ID: <CACRpkdbeeMsqNJ-cTz94zZHkTXg1suaCYoD3e78qekhqwg9R3A@mail.gmail.com>
Date: Tue, 24 Jun 2025 21:34:27 +0200
From: Linus Walleij <linus.walleij@...aro.org>
To: Bartosz Golaszewski <brgl@...ev.pl>
Cc: Ahmad Fatoum <a.fatoum@...gutronix.de>, Kent Gibson <warthog618@...il.com>, 
	Jan Lübbe <jlu@...gutronix.de>, Marek Vasut <marex@...x.de>, 
	Geert Uytterhoeven <geert+renesas@...der.be>, linux-gpio@...r.kernel.org, 
	linux-kernel@...r.kernel.org, 
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH v2 6/9] gpio: sysfs: don't look up exported lines as class devices

On Mon, Jun 23, 2025 at 11:00 AM Bartosz Golaszewski <brgl@...ev.pl> wrote:

> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
>
> In preparation for adding a parallel, per-chip attribute group for
> exported GPIO lines, stop using class device APIs to refer to it in the
> code. When unregistering the chip, don't call class_find_device() but
> instead store exported lines in a linked list inside the GPIO chip data
> object and look it up there.
>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>

Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij