VL_REG_SYSRANGE_START
ret = i2c_smbus_write_byte_data(client, VL_REG_SYSRANGE_START, 1);
return i2c_smbus_write_byte_data(data->client, VL_REG_SYSRANGE_START,
ret = i2c_smbus_write_byte_data(data->client, VL_REG_SYSRANGE_START,