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Message-Id: <20091013110507.a576310a.akpm@linux-foundation.org>
Date: Tue, 13 Oct 2009 11:05:07 -0700
From: Andrew Morton <akpm@...ux-foundation.org>
To: Jonathan Corbet <corbet@....net>
Cc: LKML <linux-kernel@...r.kernel.org>,
David Brownell <dbrownell@...rs.sourceforge.net>
Subject: Re: [PATCH] GPIO: Add gpio_lookup
On Sat, 10 Oct 2009 13:48:14 -0600
Jonathan Corbet <corbet@....net> wrote:
> +int gpio_lookup(const char *name)
> +{
> + int i;
> +
> + for (i = 0; i < ARCH_NR_GPIOS; i++) {
> + struct gpio_chip *chip = gpio_desc[i].chip;
> +
> + if (chip == NULL || chip->names == NULL)
> + continue;
> + if (!strcmp (name, chip->names[i - chip->base])) {
> + printk(KERN_NOTICE "grbn found %d\n", i);
> + return i;
> + }
> + }
> + return -EINVAL;
> +}
> +EXPORT_SYMBOL_GPL(gpio_lookup);
I'll assume the printk wasn't supposed to be there.
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