des_blk_step 180 drivers/dma/sprd-dma.c u32 des_blk_step; des_blk_step 505 drivers/dma/sprd-dma.c writel(cfg->des_blk_step, schan->chn_base + SPRD_DMA_CHN_DES_BLK_STEP); des_blk_step 840 drivers/dma/sprd-dma.c hw->des_blk_step = 0;