spi: stm32: add start dma transfer function

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Add transfer_one_dma_start function to be more generic for other
stm32 SPI family drivers.

Signed-off-by: Cezary Gapinski <cezary.gapinski@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

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Cezary Gapinski 2018-12-24 23:00:36 +01:00 • committed by Mark Brown

parent 9d5fce166c

commit f8bb12f2fa

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1 changed files with 18 additions and 9 deletions

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drivers/spi/spi-stm32.c

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