linux-kernel - Re: [PATCH] Give gpiolib an implementation of gpio_is

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Message-Id: <1209252508.3756.122.camel@moss.renham>
Date:	Sun, 27 Apr 2008 09:28:28 +1000
From:	Ben Nizette <bn@...sdigital.com>
To:	David Brownell <david-b@...bell.net>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Give gpiolib an implementation of gpio_is_valid()


On Sat, 2008-04-26 at 09:12 -0700, David Brownell wrote:
> On Saturday 26 April 2008, Ben Nizette wrote:
> > Platforms which use generic (NOP) gpio routines get an implementation of
> > gpio_is_valid() (in linux/gpio.h) but the people who actually use gpio
> > don't get one.  Roll an implementation for gpiolib based on
> > gpio_request(); this ought to do for most people.
> 
> There's already a gpio_is_valid() patch in the MM merge queue;
> it comes with the documentation, and covers implementations which
> include the <asm-generic/gpio.h> header (for cansleep stubs) but
> don't use gpiolib.
> 
> So, please wait till RC1, by which time I expect Andrew's queue
> will be relatively depleted.  :)
> 
Righteo, thanks and sorry for being impatient :-)

	--Ben.

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