spi: loopback-test: add elapsed time check

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This adds checks whether the elapsed time is longer than the minimam
estimated time.  The estimated time is calculated with the total
transfer length per clock rate and optional spi_transfer.delay_usecs.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

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Akinobu Mita 2017-03-18 03:17:30 +09:00 • committed by Mark Brown

parent 0bd7fda56b

commit ea9936f324

2 changed files with 40 additions and 0 deletions

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38

drivers/spi/spi-loopback-test.c

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2

drivers/spi/spi-test.h

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