linux-kernel - Re: [PATCH 1/2] pinctrl: nomadik: hide nmk_gpio_get

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Date:	Mon, 9 May 2016 11:59:32 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	Alessandro Rubini <rubini@...pv.it>,
	Lee Jones <lee.jones@...aro.org>,
	Laxman Dewangan <ldewangan@...dia.com>,
	Heiko Stuebner <heiko@...ech.de>,
	Thomas Gleixner <tglx@...utronix.de>,
	Jonas Gorski <jogo@...nwrt.org>,
	Irina Tirdea <irina.tirdea@...el.com>,
	Masahiro Yamada <yamada.masahiro@...ionext.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] pinctrl: nomadik: hide nmk_gpio_get_mode when unused

On Tue, May 3, 2016 at 5:26 PM, Arnd Bergmann <arnd@...db.de> wrote:

> nmk_gpio_get_mode is only used in one place, and that is conditionally
> compiled if DEBUG_FS is enabled. A recent cleanup has marked the
> definition 'static', which now leads to a warning:
>
> drivers/pinctrl/nomadik/pinctrl-nomadik.c:614:12: error: 'nmk_gpio_get_mode' defined but not used [-Werror=unused-function]
>  static int nmk_gpio_get_mode(struct nmk_gpio_chip *nmk_chip, int offset)
>             ^~~~~~~~~~~~~~~~~
>
> Moving the function itself inside the #ifdef shuts it up again.
>
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> Fixes: 5e81e0a0913c ("pinctrl: nomadik: use BIT() with offsets consequently")

Patch applied!

Yours,
Linus Walleij