DMA_CHAN_CFG_SRC_WIDTH
*p_cfg = DMA_CHAN_CFG_SRC_WIDTH(src_width) |
v_lli->cfg = DMA_CHAN_CFG_SRC_WIDTH(width) |
#define DMA_CHAN_CFG_DST_WIDTH(x) (DMA_CHAN_CFG_SRC_WIDTH(x) << 16)