Unverified Commit a3470c18 authored by Alexandru Ardelean's avatar Alexandru Ardelean Committed by Mark Brown
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spi: document CS setup, hold & inactive times in header 



This change documents the CS setup, host & inactive times. They were
omitted when the fields were added, and were caught by one of the build
bots.

Fixes: 25093bde ("spi: implement SW control for CS times")
Reported-by: default avatarkbuild test robot <lkp@intel.com>
Signed-off-by: default avatarAlexandru Ardelean <alexandru.ardelean@analog.com>
Link: https://lore.kernel.org/r/20191023070046.12478-1-alexandru.ardelean@analog.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent c97905ca

include/linux/spi/spi.h

+5 −0
Original line number Diff line number Diff line
@@ -407,6 +407,11 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv) 
 *	     controller has native support for memory like operations.

 * @unprepare_message: undo any work done by prepare_message().

 * @slave_abort: abort the ongoing transfer request on an SPI slave controller

 * @cs_setup: delay to be introduced by the controller after CS is asserted

 * @cs_hold: delay to be introduced by the controller before CS is deasserted

 * @cs_inactive: delay to be introduced by the controller after CS is

 *	deasserted. If @cs_change_delay is used from @spi_transfer, then the

 *	two delays will be added up.

 * @cs_gpios: LEGACY: array of GPIO descs to use as chip select lines; one per

 *	CS number. Any individual value may be -ENOENT for CS lines that

 *	are not GPIOs (driven by the SPI controller itself). Use the cs_gpiods

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