linux-kernel - Re: [PATCH 0/4] Fix the left DMA_NONE from dma_transfer

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Message-ID: <1324442451.1641.10109.camel@vkoul-udesk3>
Date:	Wed, 21 Dec 2011 10:10:51 +0530
From:	Vinod Koul <vinod.koul@...el.com>
To:	Shawn Guo <shawn.guo@...escale.com>
Cc:	Chris Ball <cjb@...top.org>,
	Artem Bityutskiy <artem.bityutskiy@...el.com>,
	linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
	Huang Shijie <b32955@...escale.com>,
	linux-mtd@...ts.infradead.org, Shawn Guo <shawn.guo@...aro.org>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 0/4] Fix the left DMA_NONE from dma_transfer_direction
 migration

On Wed, 2011-12-21 at 12:45 +0800, Shawn Guo wrote:
> > 
> The term PIO here may not the one on your mind.  I call it 'mxs-dma
> pio'.  In this mode, mxs-dma hardware can write values into mmc
> controller register without cpu involved.
what do you mean by values here?

-- 
~Vinod

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