linux-kernel - Re: [PATCH 2/4] gpiolib: use const parameters when possible

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Date:	Wed, 19 Nov 2014 11:09:54 +0100
From:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>
To:	Alexandre Courbot <gnurou@...il.com>
Cc:	Grant Likely <grant.likely@...retlab.ca>,
	Linus Walleij <linus.walleij@...aro.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Alexandre Courbot <acourbot@...dia.com>
Subject: Re: [PATCH 2/4] gpiolib: use const parameters when possible

Hello Alexandre,

On Wed, Nov 19, 2014 at 06:07:50PM +0900, Alexandre Courbot wrote:
>  On Wed, Nov 19, 2014 at 6:02 PM, Uwe Kleine-König
> <u.kleine-koenig@...gutronix.de> wrote:
> > I'd make gpiod_get_direction static and only use it to fill in
> > /sys/kernel/debug/gpio.
> 
> That's very tempting. I see only atmel_serial.c using this function,
> and there is no gpio_get_direction() declared anywhere so no user of
> this either. I'm not sure what I was thinking when I decided to export
> it?
In next there is also drivers/tty/serial/mxs-auart.c.
 
Best regards
Uwe


-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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