i2c: add i2c_trylock_bus wrapper, use it

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This unifies usage with i2c_lock_bus and i2c_unlock_bus, and paves the
way for the next patch which looks a bit saner with this preparatory
work taken care of beforehand.

Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

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Peter Rosin 2016-06-29 15:04:03 +02:00 • committed by Wolfram Sang

parent 00f0ea70d2

commit fb79e09a74

3 changed files with 17 additions and 3 deletions

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2

drivers/i2c/i2c-core.c

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4

drivers/i2c/i2c-mux.c

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14

include/linux/i2c.h

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