On Thu, Jan 23, 2014 at 10:07:10PM +0200, Baruch Siach wrote: > I'll look into it. I had to dig in include/linux/spi/spi.h, 'git blame' and > commit b158935f70b9c to see how it all works together. The > Documentation/spi/spi-summary doesn't mention the transfer_one callback. The > kerneldoc in spi.h should make it clear that transfer_one and > transfer_one_message are mutually exclusive.
Feel free to submit documentation patches... I'd have thought that transfer_one_message() and transfer_one() being exclusive was fairly obvious given that the former takes an entire message.
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