Messages in this thread | | | Date | Wed, 8 Oct 2014 08:49:02 +0200 | From | Sascha Hauer <> | Subject | Re: [PATCH 1/2] mmc: mxcmmc: fix race condition when dma finish a data transfer |
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On Tue, Sep 30, 2014 at 04:59:37PM +0200, Matteo Facchinetti wrote: > From: Matteo Facchinetti <matteo.facchinetti@sirius-es.it> > > 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 <matteo.facchinetti@sirius-es.it>
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 <s.hauer@pengutronix.de>
Sascha
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