linux-kernel - Re: [PATCH 00/16] gpio: Use modern PM macros

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Message-ID: <CAMRc=MdBtkS-6o2wNDwwhNkJwF=FPO2BZv=Ac72v+EyL2eotkA@mail.gmail.com>
Date: Thu, 28 Aug 2025 15:39:54 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Jisheng Zhang <jszhang@...nel.org>
Cc: Doug Berger <opendmb@...il.com>, Florian Fainelli <florian.fainelli@...adcom.com>, 
	Linus Walleij <linus.walleij@...aro.org>, Michael Buesch <m@...s.ch>, 
	Hoan Tran <hoan@...amperecomputing.com>, Andy Shevchenko <andy@...nel.org>, 
	Daniel Palmer <daniel@...ngy.jp>, Romain Perier <romain.perier@...il.com>, 
	Grygorii Strashko <grygorii.strashko@...com>, Santosh Shilimkar <ssantosh@...nel.org>, 
	Kevin Hilman <khilman@...nel.org>, Robert Jarzmik <robert.jarzmik@...e.fr>, 
	Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>, Masami Hiramatsu <mhiramat@...nel.org>, 
	Shubhrajyoti Datta <shubhrajyoti.datta@....com>, Srinivas Neeli <srinivas.neeli@....com>, 
	Michal Simek <michal.simek@....com>, 
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, linux-gpio@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
	linux-omap@...r.kernel.org, linux@...tq-group.com
Subject: Re: [PATCH 00/16] gpio: Use modern PM macros

On Wed, Aug 20, 2025 at 5:58 PM Jisheng Zhang <jszhang@...nel.org> wrote:
>
> Use the modern PM macros for the suspend and resume functions to be
> automatically dropped by the compiler when CONFIG_PM or
> CONFIG_PM_SLEEP are disabled, without having to use #ifdef guards or
> __maybe_unused.
>
> This has the advantage of always compiling these functions in,
> independently of any Kconfig option. Thanks to that, bugs and other
> regressions are subsequently easier to catch.
>
> Almost all drivers are converted, only gpio-tegra and gpio-mlxbf are
> left as is, because the memory for saving HW context is not trivial,
> if we convert them, then the two drivers' users may complain for
> !CONFIG_PM && !CONFIG_PM_SLEEP case. So I didn't touch them.
>
> patch to gpio-dwapb.c is tested on real HW, others are compile-tested only.
>

This doesn't apply on top of my gpio/for-next branch, can you rebase
and resend please?

Bart