52 	struct i2c_client *client;  member
86 		ret = i2c_smbus_read_word_data(data->client,  in tsl4531_read_raw()
132 		ret = i2c_smbus_write_byte_data(data->client,  in tsl4531_write_raw()
150 static int tsl4531_check_id(struct i2c_client *client)  in tsl4531_check_id()  argument
152 	int ret = i2c_smbus_read_byte_data(client, TSL4531_ID);  in tsl4531_check_id()
167 static int tsl4531_probe(struct i2c_client *client,  in tsl4531_probe()  argument
174 	indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data));  in tsl4531_probe()
179 	i2c_set_clientdata(client, indio_dev);  in tsl4531_probe()
180 	data->client = client;  in tsl4531_probe()
183 	if (!tsl4531_check_id(client)) {  in tsl4531_probe()
184 		dev_err(&client->dev, "no TSL4531 sensor\n");  in tsl4531_probe()
188 	ret = i2c_smbus_write_byte_data(data->client, TSL4531_CONTROL,  in tsl4531_probe()
193 	ret = i2c_smbus_write_byte_data(data->client, TSL4531_CONFIG,  in tsl4531_probe()
198 	indio_dev->dev.parent = &client->dev;  in tsl4531_probe()
208 static int tsl4531_powerdown(struct i2c_client *client)  in tsl4531_powerdown()  argument
210 	return i2c_smbus_write_byte_data(client, TSL4531_CONTROL,  in tsl4531_powerdown()
214 static int tsl4531_remove(struct i2c_client *client)  in tsl4531_remove()  argument
216 	iio_device_unregister(i2c_get_clientdata(client));  in tsl4531_remove()
217 	tsl4531_powerdown(client);  in tsl4531_remove()