Re: [PATCH 01/14] pinctrl: at91: use __maybe_unused to hide pm functions

From: Linus Walleij
Date: Tue Mar 08 2016 - 23:09:29 EST


On Wed, Mar 2, 2016 at 10:58 PM, Arnd Bergmann <arnd@xxxxxxxx> wrote:

> The at91-pio4 pinctrl driver uses SET_SYSTEM_SLEEP_PM_OPS() to
> conditionally set the correct suspend/resume options, but they
> become unused when CONFIG_PM is disabled:
>
> drivers/pinctrl/pinctrl-at91-pio4.c:827:12: error: 'atmel_pctrl_suspend' defined but not used [-Werror=unused-function]
> drivers/pinctrl/pinctrl-at91-pio4.c:847:12: error: 'atmel_pctrl_resume' defined but not used [-Werror=unused-function]
>
> This adds __maybe_unused annotations so the compiler knows
> it can silently drop them instead of warning.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Patch applied with the maintainer ACKs.

Yours,
Linus Walleij