dma_chan_to_mpc_dma
struct mpc_dma *mdma = dma_chan_to_mpc_dma(&mchan->chan);
struct mpc_dma *mdma = dma_chan_to_mpc_dma(chan);
struct mpc_dma *mdma = dma_chan_to_mpc_dma(chan);
struct mpc_dma *mdma = dma_chan_to_mpc_dma(chan);
struct mpc_dma *mdma = dma_chan_to_mpc_dma(chan);
struct mpc_dma *mdma = dma_chan_to_mpc_dma(&mchan->chan);
struct mpc_dma *mdma = dma_chan_to_mpc_dma(chan);