pcf8591_driver 294 drivers/hwmon/pcf8591.c static struct i2c_driver pcf8591_driver = { pcf8591_driver 309 drivers/hwmon/pcf8591.c return i2c_add_driver(&pcf8591_driver); pcf8591_driver 314 drivers/hwmon/pcf8591.c i2c_del_driver(&pcf8591_driver);