jz4780_dma_desc_residue 651 drivers/dma/dma-jz4780.c residue = jz4780_dma_desc_residue(jzchan, jz4780_dma_desc_residue 654 drivers/dma/dma-jz4780.c residue = jz4780_dma_desc_residue(jzchan, jzchan->desc,