linux-kernel - Re: [PATCH 2:2][MTD][NAND]omap : Adding DMA mode support in nand prefetch/post-write

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Message-Id: <1247227344.20721.363.camel@localhost.localdomain>
Date:	Fri, 10 Jul 2009 15:02:24 +0300
From:	Artem Bityutskiy <dedekind@...radead.org>
To:	vimal singh <vimalsingh@...com>
Cc:	linux-mtd@...ts.infradead.org, Tony Lindgren <tony@...mide.com>,
	dwmw2@...radead.org, david-b@...bell.net,
	linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org
Subject: Re: [PATCH 2:2][MTD][NAND]omap : Adding DMA mode support in nand 
 prefetch/post-write

On Fri, 2009-07-10 at 17:25 +0530, vimal singh wrote:
> +	/* The fifo depth is 64 bytes. We have a sync at each frame and frame
> +	 * length is 64 bytes.
> +	 */
> +	int buf_len = len/64;

To optimize performance it is better not to rely on gcc and use <<

-- 
Best regards,
Artem Bityutskiy (Битюцкий Артём)

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