> -----Original Message----- > From: Bharat Bhushan > Sent: Wednesday, March 21, 2018 12:49 > > > > +int dma_configure(struct device *dev) > > +{ > > + if (dev->bus->dma_configure) > > + return dev->bus->dma_configure(dev); > > What if dma_common_configure() is called in case "bus->dma_configure" is > not defined? > > Thanks > -Bharat I think it is cleaner for bus to call '/dma_common_configure/' rather than this been called implicitly, but Robin/Christoph can comment better on this. Thanks, Nipun