linux-kernel - Re: [PATCH 12/21] mfd: arizona: make legacy gpiolib interface optional

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Message-Id: <6ba87b48-4fa5-4a32-9b73-dac6a5e8128f@app.fastmail.com>
Date: Wed, 03 Sep 2025 11:26:59 +0200
From: "Arnd Bergmann" <arnd@...db.de>
To: "Lee Jones" <lee@...nel.org>
Cc: "Arnd Bergmann" <arnd@...nel.org>, "Bartosz Golaszewski" <brgl@...ev.pl>,
 "Linus Walleij" <linus.walleij@...aro.org>,
 "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
 "Liam Girdwood" <lgirdwood@...il.com>, "Mark Brown" <broonie@...nel.org>,
 "Jaroslav Kysela" <perex@...ex.cz>, "Takashi Iwai" <tiwai@...e.com>,
 "Jiri Slaby" <jirislaby@...nel.org>,
 "Sakari Ailus" <sakari.ailus@...ux.intel.com>,
 "Charles Keepax" <ckeepax@...nsource.cirrus.com>,
 patches@...nsource.cirrus.com, linux-kernel@...r.kernel.org,
 linux-sound@...r.kernel.org
Subject: Re: [PATCH 12/21] mfd: arizona: make legacy gpiolib interface optional

On Wed, Sep 3, 2025, at 10:05, Lee Jones wrote:
> On Tue, 02 Sep 2025, Arnd Bergmann wrote:

>> Making those platforms 'select GPIOLIB_LEGACY' is technically
>> incorrect since they don't need the legayc interfaces, but it
>> would be a temporary workaround until wlf_cragg_6410 is
>> gone.
>
> I've applied the patches for now in the hope that these can get cleaned
> away at one point.

Thanks a lot!

Cleaning these up eventually is definition the idea here, hiding
the interfaces in an #ifdef block should both help catch any
remaining accidental users, and make it trivial to remove the
remnants when they are no longer needed.

     Arnd