spi: spi-fsl-dspi: Add comments around dspi_pop_tx and dspi_push_rx functions

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Their names are confusing, since dspi_pop_tx prepares a word to be
written to the PUSHR register, and dspi_push_rx gets a word from the
POPR register.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Link: https://lore.kernel.org/r/20200304220044.11193-5-olteanv@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

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Vladimir Oltean 2020-03-05 00:00:36 +02:00 • committed by Mark Brown

parent 5542bd7971

commit 8f8303ee05

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drivers/spi/spi-fsl-dspi.c

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