[PATCH] dmaengine: qcom_hidma: release the descriptor before the callback

Vinod Koul vinod.koul at intel.com
Thu Aug 18 20:42:50 PDT 2016


On Thu, Aug 18, 2016 at 11:26:28PM -0400, Sinan Kaya wrote:
> On 8/18/2016 10:48 PM, Vinod Koul wrote:
> >> Keep a size limited list with error cookies and flush them in terminate all?
> > I think so, terminate_all anyway cleans up the channel. Btw what is the
> > behaviour on error? Do you terminate or somthing else?
> > 
> 
> On error, I flush all outstanding transactions with an error code and I reset
> the channel. After the reset, the DMA channel is functional again. The client
> doesn't need to shutdown anything.

You mean from the client context or driver?

-- 
~Vinod



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