VCNL4200_PS_CONF3
ret = i2c_smbus_read_word_data(client, VCNL4200_PS_CONF3);
ret = i2c_smbus_write_word_data(client, VCNL4200_PS_CONF3, regval);
ret = i2c_smbus_read_word_data(data->client, VCNL4200_PS_CONF3);
ret = i2c_smbus_read_word_data(data->client, VCNL4200_PS_CONF3);
return i2c_smbus_write_word_data(data->client, VCNL4200_PS_CONF3, regval);
ret = i2c_smbus_read_word_data(data->client, VCNL4200_PS_CONF3);
ret = i2c_smbus_read_word_data(data->client, VCNL4200_PS_CONF3);
return i2c_smbus_write_word_data(data->client, VCNL4200_PS_CONF3, regval);