09a7bab68b
In case backend is not ready, ie: fail to wakeup or initialization, on the returning of the I2C_SLAVE_WRITE_REQUESTED event, bus driver should aware the backend status and might auto sending NACK on the next incoming bytes for I2C master to retry. Signed-off-by: Quan Nguyen <quan@os.amperecomputing.com> Links:https://lore.kernel.org/linux-arm-kernel/556fa9e1-c54b-8370-4de7-c2d3ec7d6906@os.amperecomputing.com/ [wsa: made some wording more precise] Signed-off-by: Wolfram Sang <wsa@kernel.org> |
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.. | ||
busses | ||
muxes | ||
dev-interface.rst | ||
dma-considerations.rst | ||
fault-codes.rst | ||
functionality.rst | ||
gpio-fault-injection.rst | ||
i2c-protocol.rst | ||
i2c-stub.rst | ||
i2c-sysfs.rst | ||
i2c-topology.rst | ||
i2c_bus.svg | ||
index.rst | ||
instantiating-devices.rst | ||
old-module-parameters.rst | ||
slave-eeprom-backend.rst | ||
slave-interface.rst | ||
slave-testunit-backend.rst | ||
smbus-protocol.rst | ||
summary.rst | ||
ten-bit-addresses.rst | ||
writing-clients.rst |