SPRD_DMA_BLK_LEN_MASK 810 drivers/dma/sprd-dma.c hw->blk_len = slave_cfg->src_maxburst & SPRD_DMA_BLK_LEN_MASK; SPRD_DMA_BLK_LEN_MASK 909 drivers/dma/sprd-dma.c hw->blk_len = len & SPRD_DMA_BLK_LEN_MASK;