Mark Brown cd1b9dd022 regmap: spi: Handle async writes of only one buffer ...

If the value is zero then assume it has been included in the register data
and don't send anything, minimising the number of interactions with the
hardware.

Signed-off-by: Mark Brown <broonie@linaro.org>

2013-10-14 22:09:26 +01:00

3.7 KiB

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