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Date:	Wed, 8 Oct 2014 08:49:02 +0200
From:	Sascha Hauer <>
To:	Matteo Facchinetti <>
Subject: Re: [PATCH 1/2] mmc: mxcmmc: fix race condition when dma finish a
 data transfer

On Tue, Sep 30, 2014 at 04:59:37PM +0200, Matteo Facchinetti wrote:
> From: Matteo Facchinetti <>
> In accordance with the other drivers that using the dma engine,
> fix it, leaving *only* to dma driver the complete control to
> ending the read operation.
> Removing STATUS_READ_OP_DONE event activation, has as effect
> to force mxcmci driver to handle the finish data transfer only
> by mxcmci dma callback.
> Signed-off-by: Matteo Facchinetti <>

I can't test this currently, but it looks sane to me and I assume you
invested quite some time to make sure the patch behaves correctly.

Acked-by: Sascha Hauer <>


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