Yay for the generic transfer_one_message in Linux's spi layer: @ 50 MHz cpu clock, it spends 10% of SPI I/O time recording useless stats.
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@RichFelker maybe having a tunable to turn it off might be a good compromise ? -
@loganaden_42 Yeah, that's actually a good idea and might be acceptable upstream. -
@loganaden_42 For our driver though I might need to implement the per-message (vs per-xfer) API anyway when we get to adding DMA support.
End of conversation
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