I2C_SLAVE
bus->master_or_slave = I2C_SLAVE;
bus->master_or_slave = I2C_SLAVE;
bus->master_or_slave = I2C_SLAVE;
bus->master_or_slave = I2C_SLAVE;
bus->master_or_slave = I2C_SLAVE;
bus->master_or_slave = I2C_SLAVE;
case I2C_SLAVE:
if (cmd == I2C_SLAVE && i2cdev_check_addr(client->adapter, arg))