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dmaengine: at_xdmac: fix at_xdmac_prep_dma_memcpy()
This patch fixes at_xdmac_prep_dma_memcpy(). Indeed the data width field of the Channel Configuration register was not updated properly in the loop: the bits of the dwidth field were not cleared before adding their new value. Signed-off-by: Cyrille Pitchen <[email protected]> Acked-by: Ludovic Desroches <[email protected]> Fixes: e1f7c9e ("dmaengine: at_xdmac: creation of the atmel eXtended DMA Controller driver") Cc: [email protected] #4.1 and later Signed-off-by: Vinod Koul <[email protected]>
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