On Mon, Dec 13, 2021 at 08:50:05AM +0800, Lu Baolu wrote: > > Does this work for you? Can I work towards this in the next version? > > A kindly ping ... Is this heading the right direction? I need your > advice to move ahead. :-) I prefer this to all the duplicated code in the v3 series.. Given it touches almost every bus type that implements the dma_configure it seems appropriate. Jason