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<TITLE>Re: [PATCH] fsldma: use PCI Read Multiple command</TITLE>
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<P><FONT SIZE=2>>> You are assuming the PCI memory space is prefetchable( no side effect)<BR>
>> for DMA.<BR>
>> Is it possible that DMA is from non-prefetchable memory space?<BR>
<BR>
> This should be a safe assumption for this driver. Remember, this<BR>
> driver just does offload memcpy, from one region to another. So the<BR>
> PCI memory that you are reading from should be just a buffer of data,<BR>
> and there should be side-effect of reading it.<BR>
<BR>
How about one FIFO buffer?<BR>
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