On 07/29/2013 01:39 PM, Vinod Koul wrote:
>> @@ -416,6 +418,7 @@ struct dma_async_tx_descriptor {
>> dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *tx);
>> dma_async_tx_callback callback;
>> void *callback_param;
>> + unsigned int transfered;
> I think this should be doable with residue as well. You can return DMA_SUCCESS
> for status and fill in what is NOT transfered indicating that txn completed but
> lesser number of bytes are valid
Yes, will do.
>
> ~Vinod
>
Sebastian
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