frag_reg 426 drivers/dma/sprd-dma.c u32 frag_reg = readl(schan->chn_base + SPRD_DMA_CHN_FRG_LEN); frag_reg 428 drivers/dma/sprd-dma.c return (frag_reg >> SPRD_DMA_REQ_MODE_OFFSET) & SPRD_DMA_REQ_MODE_MASK;