On Mon, Feb 3, 2020 at 12:32 PM Peter Ujfalusi <peter.ujfalusi@xxxxxx> wrote: > dma_request_slave_channel_reason() no longer have user in mainline, it > can be removed. > > Advise users of dma_request_slave_channel() and > dma_request_slave_channel_compat() to move to dma_request_slave_chan() How? There are legacy ARM boards you have to care / remove before. DMAengine subsystem makes a p*s off decisions without taking care of (I'm talking now about dma release callback, for example) end users. They will be scary for no reason. -- With Best Regards, Andy Shevchenko