On Fri, Apr 14, 2023 at 03:05:58PM -0700, Doug Anderson wrote: > Having alignment requirements like this doesn't seem like it should be > that unusual, though, and that's why it feels like the logic belongs > in the SPI core. In fact, it seems like this is _supposed_ to be > handled in the SPI core, but it isn't? In "spi.h" I see > "dma_alignment" that claims to be exactly what you need. As far as I > can tell, though, the core doesn't use this? ...so I'm kinda confused. > As far as I can tell this doesn't do anything and thus anyone setting > it today is broken? SPI consumers should only be providing dmaable buffers.
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