DMA_CHAN_LLI_ADDR
DMA_CHAN_LLI_ADDR,
readl(pchan->base + DMA_CHAN_LLI_ADDR),
pos = readl(pchan->base + DMA_CHAN_LLI_ADDR);
writel(pchan->desc->p_lli, pchan->base + DMA_CHAN_LLI_ADDR);