On Tue, Jun 20, 2017 at 03:15:34PM +0530, Vignesh R wrote: > On Friday 16 June 2017 09:24 PM, Cyrille Pitchen wrote: > > Then in a new series, if nobody has started to work on this topic yet, > > we could propose a generic solution using a bounce buffer at the SPI > > core level. however we first need to think how we could do this. > One of the questions that was hovering around when this issue was > discussed last time around was where should the code to detect whether > or not to use bounce buffer reside? Some extension to generic DMA APIs > or SPI drivers or somewhere else? It seems like it's a generic DMA thing - presumably it's going to be an issue for other devices as well sometimes.
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