On Fri, Apr 26, 2013 at 11:39:20AM +0200, Arnd Bergmann wrote: > On Friday 26 April 2013 13:46:46 Vinod Koul wrote: > > > > The mapping & unmapping of dma buffer (memcpy and memory buffer in this txn) is > > required to be performed by the client driver. The dmanegine or dmaengine driver > > will not do that for you... > > I've been wondering about this part: since we need to pass the 'struct device' of > the dma engine (rather than the slave) into dma_map_single, what is the official > way to do that? Should the slave driver just rely on dma_chan->device->dev to > work correctly for the purpose of dma-mapping.h interfaces? Yes. -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html