linux-kernel - Re: [PATCH -next] platform: surface: fix non-PM

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Date:   Sat, 12 Dec 2020 15:24:29 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Maximilian Luz <luzmaximilian@...il.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Platform Driver <platform-driver-x86@...r.kernel.org>
Subject: Re: [PATCH -next] platform: surface: fix non-PM_SLEEP build warnings

On Fri, Dec 11, 2020 at 9:20 PM Randy Dunlap <rdunlap@...radead.org> wrote:
>
> Fix build warnings when CONFIG_PM_SLEEP is not enabled and these
> functions are not used:
>
> ../drivers/platform/surface/surface_gpe.c:189:12: warning: ‘surface_gpe_resume’ defined but not used [-Wunused-function]
>  static int surface_gpe_resume(struct device *dev)
>             ^~~~~~~~~~~~~~~~~~
> ../drivers/platform/surface/surface_gpe.c:184:12: warning: ‘surface_gpe_suspend’ defined but not used [-Wunused-function]
>  static int surface_gpe_suspend(struct device *dev)
>             ^~~~~~~~~~~~~~~~~~~

...

> +#ifdef CONFIG_PM_SLEEP
>  static int surface_gpe_suspend(struct device *dev)

Perhaps __maybe_unused ?

-- 
With Best Regards,
Andy Shevchenko