Date: Wed, 20 Dec 2006 22:12:52 -0800
From: Andrew Morton <akpm@osdl.org>
To: David Brownell <david-b@pacbell.net>
Cc: Linux Kernel list <linux-kernel@vger.kernel.org>,
       Andrew Victor <andrew@sanpeople.com>,
       Bill Gatliff <bgat@billgatliff.com>,
       Haavard Skinnemoen <hskinnemoen@atmel.com>, jamey.hicks@hp.com,
       Kevin Hilman <khilman@mvista.com>, Nicolas Pitre <nico@cam.org>,
       Russell King <rmk@arm.linux.org.uk>, Tony Lindgren <tony@atomide.com>,
       pHilipp Zabel <philipp.zabel@gmail.com>
Subject: Re: [patch 2.6.20-rc1 4/6] PXA GPIO wrappers
Message-Id: <20061220221252.732f4e97.akpm@osdl.org>
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	<200612201312.36616.david-b@pacbell.net>
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On Wed, 20 Dec 2006 13:12:35 -0800
David Brownell <david-b@pacbell.net> wrote:

> +/* REVISIT these macros are correct, but suffer code explosion
> + * for non-constant parameters.  Provide out-line versions too.
> + */
> +#define gpio_get_value(gpio) \
> +	(GPLR(gpio) & GPIO_bit(gpio))
> +
> +#define gpio_set_value(gpio,value) \
> +	((value) ? (GPSR(gpio) = GPIO_bit(gpio)):(GPCR(gpio) = GPIO_bit(gpio)))

Why not implement them as inline functions?

Or non-inline functions, come to that.

Either way, programming in C is preferable to this ;)
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