US5182D_REG_UDARK_TH 461 drivers/iio/light/us5182d.c ret = i2c_smbus_write_byte_data(data->client, US5182D_REG_UDARK_TH, US5182D_REG_UDARK_TH 466 drivers/iio/light/us5182d.c return i2c_smbus_write_byte_data(data->client, US5182D_REG_UDARK_TH + 1,