159 	struct i2c_client		*client;  member
176 static int sbs_read_word_data(struct i2c_client *client, u8 address)  in sbs_read_word_data()  argument
178 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_read_word_data()
186 		ret = i2c_smbus_read_word_data(client, address);  in sbs_read_word_data()
193 		dev_dbg(&client->dev,  in sbs_read_word_data()
202 static int sbs_read_string_data(struct i2c_client *client, u8 address,  in sbs_read_string_data()  argument
205 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_read_string_data()
216 	if (!i2c_check_functionality(client->adapter,  in sbs_read_string_data()
224 		ret = i2c_smbus_read_byte_data(client, address);  in sbs_read_string_data()
231 		dev_dbg(&client->dev,  in sbs_read_string_data()
240 		dev_err(&client->dev,  in sbs_read_string_data()
249 				client, address,  in sbs_read_string_data()
257 		dev_dbg(&client->dev,  in sbs_read_string_data()
270 static int sbs_write_word_data(struct i2c_client *client, u8 address,  in sbs_write_word_data()  argument
273 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_write_word_data()
281 		ret = i2c_smbus_write_word_data(client, address,  in sbs_write_word_data()
289 		dev_dbg(&client->dev,  in sbs_write_word_data()
299 	struct i2c_client *client, enum power_supply_property psp,  in sbs_get_battery_presence_and_health()  argument
303 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_get_battery_presence_and_health()
319 	ret = sbs_write_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr,  in sbs_get_battery_presence_and_health()
327 	ret = sbs_read_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr);  in sbs_get_battery_presence_and_health()
362 static int sbs_get_battery_property(struct i2c_client *client,  in sbs_get_battery_property()  argument
366 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_get_battery_property()
369 	ret = sbs_read_word_data(client, sbs_data[reg_offset].addr);  in sbs_get_battery_property()
409 static int sbs_get_battery_string_property(struct i2c_client *client,  in sbs_get_battery_string_property()  argument
414 	ret = sbs_read_string_data(client, sbs_data[reg_offset].addr, val);  in sbs_get_battery_string_property()
422 static void  sbs_unit_adjustment(struct i2c_client *client,  in sbs_unit_adjustment()  argument
465 		dev_dbg(&client->dev,  in sbs_unit_adjustment()
470 static enum sbs_battery_mode sbs_set_battery_mode(struct i2c_client *client,  in sbs_set_battery_mode()  argument
475 	original_val = sbs_read_word_data(client, BATTERY_MODE_OFFSET);  in sbs_set_battery_mode()
487 	ret = sbs_write_word_data(client, BATTERY_MODE_OFFSET, ret);  in sbs_set_battery_mode()
494 static int sbs_get_battery_capacity(struct i2c_client *client,  in sbs_get_battery_capacity()  argument
504 	mode = sbs_set_battery_mode(client, mode);  in sbs_get_battery_capacity()
508 	ret = sbs_read_word_data(client, sbs_data[reg_offset].addr);  in sbs_get_battery_capacity()
519 	ret = sbs_set_battery_mode(client, mode);  in sbs_get_battery_capacity()
527 static int sbs_get_battery_serial_number(struct i2c_client *client,  in sbs_get_battery_serial_number()  argument
532 	ret = sbs_read_word_data(client, sbs_data[REG_SERIAL_NUMBER].addr);  in sbs_get_battery_serial_number()
542 static int sbs_get_property_index(struct i2c_client *client,  in sbs_get_property_index()  argument
550 	dev_warn(&client->dev,  in sbs_get_property_index()
562 	struct i2c_client *client = chip->client;  in sbs_get_property()  local
567 		ret = sbs_get_battery_presence_and_health(client, psp, val);  in sbs_get_property()
583 		ret = sbs_get_property_index(client, psp);  in sbs_get_property()
587 		ret = sbs_get_battery_capacity(client, ret, psp, val);  in sbs_get_property()
591 		ret = sbs_get_battery_serial_number(client, val);  in sbs_get_property()
603 		ret = sbs_get_property_index(client, psp);  in sbs_get_property()
607 		ret = sbs_get_battery_property(client, ret, psp, val);  in sbs_get_property()
611 		ret = sbs_get_property_index(client, psp);  in sbs_get_property()
615 		ret = sbs_get_battery_string_property(client, ret, psp,  in sbs_get_property()
621 		ret = sbs_get_property_index(client, psp);  in sbs_get_property()
625 		ret = sbs_get_battery_string_property(client, ret, psp,  in sbs_get_property()
631 		dev_err(&client->dev,  in sbs_get_property()
648 		sbs_unit_adjustment(client, psp, val);  in sbs_get_property()
651 	dev_dbg(&client->dev,  in sbs_get_property()
696 	ret = sbs_read_word_data(chip->client, sbs_data[REG_STATUS].addr);  in sbs_delayed_work()
737 		struct i2c_client *client)  in sbs_of_populate_pdata()  argument
739 	struct device_node *of_node = client->dev.of_node;  in sbs_of_populate_pdata()
740 	struct sbs_platform_data *pdata = client->dev.platform_data;  in sbs_of_populate_pdata()
761 	pdata = devm_kzalloc(&client->dev, sizeof(struct sbs_platform_data),  in sbs_of_populate_pdata()
792 	struct i2c_client *client)  in sbs_of_populate_pdata()  argument
794 	return client->dev.platform_data;  in sbs_of_populate_pdata()
806 static int sbs_probe(struct i2c_client *client,  in sbs_probe()  argument
811 	struct sbs_platform_data *pdata = client->dev.platform_data;  in sbs_probe()
816 	sbs_desc = devm_kmemdup(&client->dev, &sbs_default_desc,  in sbs_probe()
821 	sbs_desc->name = devm_kasprintf(&client->dev, GFP_KERNEL, "sbs-%s",  in sbs_probe()
822 			dev_name(&client->dev));  in sbs_probe()
830 	chip->client = client;  in sbs_probe()
833 	psy_cfg.of_node = client->dev.of_node;  in sbs_probe()
841 	pdata = sbs_of_populate_pdata(client);  in sbs_probe()
848 	i2c_set_clientdata(client, chip);  in sbs_probe()
853 	rc = gpio_request(pdata->battery_detect, dev_name(&client->dev));  in sbs_probe()
855 		dev_warn(&client->dev, "Failed to request gpio: %d\n", rc);  in sbs_probe()
862 		dev_warn(&client->dev, "Failed to get gpio as input: %d\n", rc);  in sbs_probe()
870 		dev_warn(&client->dev, "Failed to get gpio as irq: %d\n", irq);  in sbs_probe()
878 		dev_name(&client->dev), chip->power_supply);  in sbs_probe()
880 		dev_warn(&client->dev, "Failed to request irq: %d\n", rc);  in sbs_probe()
894 		rc = sbs_read_word_data(client, sbs_data[REG_STATUS].addr);  in sbs_probe()
897 			dev_err(&client->dev, "%s: Failed to get device status\n",  in sbs_probe()
903 	chip->power_supply = power_supply_register(&client->dev, sbs_desc,  in sbs_probe()
906 		dev_err(&client->dev,  in sbs_probe()
912 	dev_info(&client->dev,  in sbs_probe()
913 		"%s: battery gas gauge device registered\n", client->name);  in sbs_probe()
932 static int sbs_remove(struct i2c_client *client)  in sbs_remove()  argument
934 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_remove()
955 	struct i2c_client *client = to_i2c_client(dev);  in sbs_suspend()  local
956 	struct sbs_info *chip = i2c_get_clientdata(client);  in sbs_suspend()
963 	ret = sbs_write_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr,  in sbs_suspend()