158 	struct i2c_client		*client;  member
174 static int sbs_read_word_data(struct i2c_client *client, u8 address)  in sbs_read_word_data()  argument
176 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_read_word_data()
184 		ret = i2c_smbus_read_word_data(client, address);  in sbs_read_word_data()
191 		dev_dbg(&client->dev,  in sbs_read_word_data()
200 static int sbs_read_string_data(struct i2c_client *client, u8 address,  in sbs_read_string_data()  argument
203 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_read_string_data()
214 	if (!i2c_check_functionality(client->adapter,  in sbs_read_string_data()
222 		ret = i2c_smbus_read_byte_data(client, address);  in sbs_read_string_data()
229 		dev_dbg(&client->dev,  in sbs_read_string_data()
238 		dev_err(&client->dev,  in sbs_read_string_data()
247 				client, address,  in sbs_read_string_data()
255 		dev_dbg(&client->dev,  in sbs_read_string_data()
268 static int sbs_write_word_data(struct i2c_client *client, u8 address,  in sbs_write_word_data()  argument
271 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_write_word_data()
279 		ret = i2c_smbus_write_word_data(client, address,  in sbs_write_word_data()
287 		dev_dbg(&client->dev,  in sbs_write_word_data()
297 	struct i2c_client *client, enum power_supply_property psp,  in sbs_get_battery_presence_and_health()  argument
301 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_get_battery_presence_and_health()
317 	ret = sbs_write_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr,  in sbs_get_battery_presence_and_health()
325 	ret = sbs_read_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr);  in sbs_get_battery_presence_and_health()
360 static int sbs_get_battery_property(struct i2c_client *client,  in sbs_get_battery_property()  argument
364 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_get_battery_property()
367 	ret = sbs_read_word_data(client, sbs_data[reg_offset].addr);  in sbs_get_battery_property()
407 static int sbs_get_battery_string_property(struct i2c_client *client,  in sbs_get_battery_string_property()  argument
412 	ret = sbs_read_string_data(client, sbs_data[reg_offset].addr, val);  in sbs_get_battery_string_property()
420 static void  sbs_unit_adjustment(struct i2c_client *client,  in sbs_unit_adjustment()  argument
463 		dev_dbg(&client->dev,  in sbs_unit_adjustment()
468 static enum sbs_battery_mode sbs_set_battery_mode(struct i2c_client *client,  in sbs_set_battery_mode()  argument
473 	original_val = sbs_read_word_data(client, BATTERY_MODE_OFFSET);  in sbs_set_battery_mode()
485 	ret = sbs_write_word_data(client, BATTERY_MODE_OFFSET, ret);  in sbs_set_battery_mode()
492 static int sbs_get_battery_capacity(struct i2c_client *client,  in sbs_get_battery_capacity()  argument
502 	mode = sbs_set_battery_mode(client, mode);  in sbs_get_battery_capacity()
506 	ret = sbs_read_word_data(client, sbs_data[reg_offset].addr);  in sbs_get_battery_capacity()
517 	ret = sbs_set_battery_mode(client, mode);  in sbs_get_battery_capacity()
525 static int sbs_get_battery_serial_number(struct i2c_client *client,  in sbs_get_battery_serial_number()  argument
530 	ret = sbs_read_word_data(client, sbs_data[REG_SERIAL_NUMBER].addr);  in sbs_get_battery_serial_number()
540 static int sbs_get_property_index(struct i2c_client *client,  in sbs_get_property_index()  argument
548 	dev_warn(&client->dev,  in sbs_get_property_index()
560 	struct i2c_client *client = chip->client;  in sbs_get_property()  local
565 		ret = sbs_get_battery_presence_and_health(client, psp, val);  in sbs_get_property()
581 		ret = sbs_get_property_index(client, psp);  in sbs_get_property()
585 		ret = sbs_get_battery_capacity(client, ret, psp, val);  in sbs_get_property()
589 		ret = sbs_get_battery_serial_number(client, val);  in sbs_get_property()
601 		ret = sbs_get_property_index(client, psp);  in sbs_get_property()
605 		ret = sbs_get_battery_property(client, ret, psp, val);  in sbs_get_property()
609 		ret = sbs_get_property_index(client, psp);  in sbs_get_property()
613 		ret = sbs_get_battery_string_property(client, ret, psp,  in sbs_get_property()
619 		ret = sbs_get_property_index(client, psp);  in sbs_get_property()
623 		ret = sbs_get_battery_string_property(client, ret, psp,  in sbs_get_property()
629 		dev_err(&client->dev,  in sbs_get_property()
646 		sbs_unit_adjustment(client, psp, val);  in sbs_get_property()
649 	dev_dbg(&client->dev,  in sbs_get_property()
694 	ret = sbs_read_word_data(chip->client, sbs_data[REG_STATUS].addr);  in sbs_delayed_work()
735 		struct i2c_client *client)  in sbs_of_populate_pdata()  argument
737 	struct device_node *of_node = client->dev.of_node;  in sbs_of_populate_pdata()
738 	struct sbs_platform_data *pdata = client->dev.platform_data;  in sbs_of_populate_pdata()
759 	pdata = devm_kzalloc(&client->dev, sizeof(struct sbs_platform_data),  in sbs_of_populate_pdata()
790 	struct i2c_client *client)  in sbs_of_populate_pdata()  argument
792 	return client->dev.platform_data;  in sbs_of_populate_pdata()
804 static int sbs_probe(struct i2c_client *client,  in sbs_probe()  argument
809 	struct sbs_platform_data *pdata = client->dev.platform_data;  in sbs_probe()
814 	sbs_desc = devm_kmemdup(&client->dev, &sbs_default_desc,  in sbs_probe()
819 	sbs_desc->name = devm_kasprintf(&client->dev, GFP_KERNEL, "sbs-%s",  in sbs_probe()
820 			dev_name(&client->dev));  in sbs_probe()
828 	chip->client = client;  in sbs_probe()
831 	psy_cfg.of_node = client->dev.of_node;  in sbs_probe()
839 	pdata = sbs_of_populate_pdata(client);  in sbs_probe()
846 	i2c_set_clientdata(client, chip);  in sbs_probe()
851 	rc = gpio_request(pdata->battery_detect, dev_name(&client->dev));  in sbs_probe()
853 		dev_warn(&client->dev, "Failed to request gpio: %d\n", rc);  in sbs_probe()
860 		dev_warn(&client->dev, "Failed to get gpio as input: %d\n", rc);  in sbs_probe()
868 		dev_warn(&client->dev, "Failed to get gpio as irq: %d\n", irq);  in sbs_probe()
876 		dev_name(&client->dev), chip->power_supply);  in sbs_probe()
878 		dev_warn(&client->dev, "Failed to request irq: %d\n", rc);  in sbs_probe()
891 	rc = sbs_read_word_data(client, sbs_data[REG_STATUS].addr);  in sbs_probe()
893 		dev_err(&client->dev, "%s: Failed to get device status\n",  in sbs_probe()
898 	chip->power_supply = power_supply_register(&client->dev, sbs_desc,  in sbs_probe()
901 		dev_err(&client->dev,  in sbs_probe()
907 	dev_info(&client->dev,  in sbs_probe()
908 		"%s: battery gas gauge device registered\n", client->name);  in sbs_probe()
927 static int sbs_remove(struct i2c_client *client)  in sbs_remove()  argument
929 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_remove()
950 	struct i2c_client *client = to_i2c_client(dev);  in sbs_suspend()  local
951 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_suspend()
958 	ret = sbs_write_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr,  in sbs_suspend()