On Fri, Jun 12, 2020 at 03:37:49PM +0800, Shengjiu Wang wrote: > In DPCM case, Front-End needs to get the dma chan which has > been requested by Back-End and reuse it. > > Signed-off-by: Shengjiu Wang <shengjiu.wang at nxp.com> Reviewed-by: Nicolin Chen <nicoleotsuka at gmail.com>