i2c: gpio: fault-injector: add 'lose_arbitration' injector

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Add a fault injector simulating 'arbitration lost' from multi-master
setups. Read the docs for its usage.

A helper function for future fault injectors using SCL interrupts is
created to achieve this.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

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Wolfram Sang 2019-02-19 17:39:45 +01:00 • committed by Wolfram Sang

parent 6b9932bc28

commit 63e57b6f19

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25

Documentation/i2c/gpio-fault-injection

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74

drivers/i2c/busses/i2c-gpio.c

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