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SubjectRE: [PATCH] ep93xx: Implement double buffering for M2M DMA channels
On Wednesday, March 21, 2012 12:39 PM, Mika Westerberg wrote:
> On Tue, Mar 20, 2012 at 09:09:26AM +0100, Rafal Prylowski wrote:
>> Implement double buffering for M2M DMA channels.
>> Signed-off-by: Rafal Prylowski <>
> The subject line prefix should probably be 'dmaengine/ep93xx_dma: ' but
> otherwise this looks good.
> Acked-by: Mika Westerberg <>


Did you test this patch or just review it?

On my system it doesn't work. I think it has something to do with the
changes to m2m_hw_interrupt but I haven't tracked it down yet.

It looks like what's missing is a:


But, maybe that's not needed with double buffering?


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