linux-kernel - Re: [PATCH v2 6/8] gpiolib: remove legacy gpio

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Message-ID: <CACRpkdZaJQqwyosnXhaOc=mF5jJxaDKDKAQxJGJvQAWpU7MNQQ@mail.gmail.com>
Date:   Tue, 9 Nov 2021 21:42:24 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 6/8] gpiolib: remove legacy gpio_export

On Tue, Nov 9, 2021 at 11:50 AM Arnd Bergmann <arnd@...nel.org> wrote:

> I think the TODO list is in Linus' head,

Oh no, drivers/gpio/TODO

> but it would include all the files
> that use one of the interfaces in linux/gpio.h. I found about 350 of them,
> so there is little point in listing them one at a time. IIRC Linus is going
> through those one subsystem at a time.

Yeah but if it's just me I doubt that I will manage to do it by the
time I retire in 2037 or so... So the TODO is there to inspire others
to step in and help out.

> I also found that we have a ton of users of linux/of_gpio.h, which is
> somewhere inbetween the linux/gpio.h interface and the
> linux/gpio/consumer.h version.

This is also mentioned in the TODO.

Yours,
Linus Walleij