linux-kernel - Re: [PATCH] spi/pxa2xx: Prevent DMA from transferring too many bytes

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Date:	Mon, 12 May 2014 22:06:00 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Mika Westerberg <mika.westerberg@...ux.intel.com>
Cc:	linux-kernel@...r.kernel.org, Eric Miao <eric.y.miao@...il.com>,
	Russell King <linux@....linux.org.uk>,
	Haojian Zhuang <haojian.zhuang@...il.com>,
	Chiau Ee Chew <chiau.ee.chew@...el.com>,
	Hock Leong Kweh <hock.leong.kweh@...el.com>
Subject: Re: [PATCH] spi/pxa2xx: Prevent DMA from transferring too many bytes

On Thu, May 08, 2014 at 05:30:31PM +0300, Mika Westerberg wrote:
> In case we are doing DMA transfer and the size of the buffer is not multiple
> of 4 bytes the driver truncates that to 4-byte boundary and tries to handle
> remaining bytes using PIO.

Applied, thanks.

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