59 static inline int ds2780_battery_io(struct ds2780_device_info *dev_info,  in ds2780_battery_io()  argument
62 	return w1_ds2780_io(dev_info->w1_dev, buf, addr, count, io);  in ds2780_battery_io()
65 static inline int ds2780_read8(struct ds2780_device_info *dev_info, u8 *val,  in ds2780_read8()  argument
68 	return ds2780_battery_io(dev_info, val, addr, sizeof(u8), 0);  in ds2780_read8()
71 static int ds2780_read16(struct ds2780_device_info *dev_info, s16 *val,  in ds2780_read16()  argument
77 	ret = ds2780_battery_io(dev_info, raw, addr, sizeof(raw), 0);  in ds2780_read16()
86 static inline int ds2780_read_block(struct ds2780_device_info *dev_info,  in ds2780_read_block()  argument
89 	return ds2780_battery_io(dev_info, val, addr, count, 0);  in ds2780_read_block()
92 static inline int ds2780_write(struct ds2780_device_info *dev_info, u8 *val,  in ds2780_write()  argument
95 	return ds2780_battery_io(dev_info, val, addr, count, 1);  in ds2780_write()
108 static int ds2780_save_eeprom(struct ds2780_device_info *dev_info, int reg)  in ds2780_save_eeprom()  argument
112 	ret = ds2780_store_eeprom(dev_info->w1_dev, reg);  in ds2780_save_eeprom()
116 	ret = ds2780_recall_eeprom(dev_info->w1_dev, reg);  in ds2780_save_eeprom()
124 static int ds2780_set_sense_register(struct ds2780_device_info *dev_info,  in ds2780_set_sense_register()  argument
129 	ret = ds2780_write(dev_info, &conductance,  in ds2780_set_sense_register()
134 	return ds2780_save_eeprom(dev_info, DS2780_RSNSP_REG);  in ds2780_set_sense_register()
138 static int ds2780_get_rsgain_register(struct ds2780_device_info *dev_info,  in ds2780_get_rsgain_register()  argument
141 	return ds2780_read16(dev_info, rsgain, DS2780_RSGAIN_MSB_REG);  in ds2780_get_rsgain_register()
145 static int ds2780_set_rsgain_register(struct ds2780_device_info *dev_info,  in ds2780_set_rsgain_register()  argument
151 	ret = ds2780_write(dev_info, raw,  in ds2780_set_rsgain_register()
156 	return ds2780_save_eeprom(dev_info, DS2780_RSGAIN_MSB_REG);  in ds2780_set_rsgain_register()
159 static int ds2780_get_voltage(struct ds2780_device_info *dev_info,  in ds2780_get_voltage()  argument
174 	ret = ds2780_read16(dev_info, &voltage_raw,  in ds2780_get_voltage()
187 static int ds2780_get_temperature(struct ds2780_device_info *dev_info,  in ds2780_get_temperature()  argument
203 	ret = ds2780_read16(dev_info, &temperature_raw,  in ds2780_get_temperature()
218 static int ds2780_get_current(struct ds2780_device_info *dev_info,  in ds2780_get_current()  argument
229 	ret = ds2780_read8(dev_info, &sense_res_raw, DS2780_RSNSP_REG);  in ds2780_get_current()
234 		dev_err(dev_info->dev, "sense resistor value is 0\n");  in ds2780_get_current()
255 	ret = ds2780_read16(dev_info, &current_raw, reg_msb);  in ds2780_get_current()
263 static int ds2780_get_accumulated_current(struct ds2780_device_info *dev_info,  in ds2780_get_accumulated_current()  argument
274 	ret = ds2780_read8(dev_info, &sense_res_raw, DS2780_RSNSP_REG);  in ds2780_get_accumulated_current()
279 		dev_err(dev_info->dev, "sense resistor value is 0\n");  in ds2780_get_accumulated_current()
292 	ret = ds2780_read16(dev_info, &current_raw, DS2780_ACR_MSB_REG);  in ds2780_get_accumulated_current()
300 static int ds2780_get_capacity(struct ds2780_device_info *dev_info,  in ds2780_get_capacity()  argument
306 	ret = ds2780_read8(dev_info, &raw, DS2780_RARC_REG);  in ds2780_get_capacity()
314 static int ds2780_get_status(struct ds2780_device_info *dev_info, int *status)  in ds2780_get_status()  argument
318 	ret = ds2780_get_current(dev_info, CURRENT_NOW, &current_uA);  in ds2780_get_status()
322 	ret = ds2780_get_capacity(dev_info, &capacity);  in ds2780_get_status()
338 static int ds2780_get_charge_now(struct ds2780_device_info *dev_info,  in ds2780_get_charge_now()  argument
352 	ret = ds2780_read16(dev_info, &charge_raw, DS2780_RAAC_MSB_REG);  in ds2780_get_charge_now()
360 static int ds2780_get_control_register(struct ds2780_device_info *dev_info,  in ds2780_get_control_register()  argument
363 	return ds2780_read8(dev_info, control_reg, DS2780_CONTROL_REG);  in ds2780_get_control_register()
366 static int ds2780_set_control_register(struct ds2780_device_info *dev_info,  in ds2780_set_control_register()  argument
371 	ret = ds2780_write(dev_info, &control_reg,  in ds2780_set_control_register()
376 	return ds2780_save_eeprom(dev_info, DS2780_CONTROL_REG);  in ds2780_set_control_register()
384 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_battery_get_property()  local
388 		ret = ds2780_get_voltage(dev_info, &val->intval);  in ds2780_battery_get_property()
392 		ret = ds2780_get_temperature(dev_info, &val->intval);  in ds2780_battery_get_property()
404 		ret = ds2780_get_current(dev_info, CURRENT_NOW, &val->intval);  in ds2780_battery_get_property()
408 		ret = ds2780_get_current(dev_info, CURRENT_AVG, &val->intval);  in ds2780_battery_get_property()
412 		ret = ds2780_get_status(dev_info, &val->intval);  in ds2780_battery_get_property()
416 		ret = ds2780_get_capacity(dev_info, &val->intval);  in ds2780_battery_get_property()
420 		ret = ds2780_get_accumulated_current(dev_info, &val->intval);  in ds2780_battery_get_property()
424 		ret = ds2780_get_charge_now(dev_info, &val->intval);  in ds2780_battery_get_property()
454 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_get_pmod_enabled()  local
457 	ret = ds2780_get_control_register(dev_info, &control_reg);  in ds2780_get_pmod_enabled()
473 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_set_pmod_enabled()  local
476 	ret = ds2780_get_control_register(dev_info, &control_reg);  in ds2780_set_pmod_enabled()
485 		dev_err(dev_info->dev, "Invalid pmod setting (0 or 1)\n");  in ds2780_set_pmod_enabled()
494 	ret = ds2780_set_control_register(dev_info, control_reg);  in ds2780_set_pmod_enabled()
508 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_get_sense_resistor_value()  local
510 	ret = ds2780_read8(dev_info, &sense_resistor, DS2780_RSNSP_REG);  in ds2780_get_sense_resistor_value()
526 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_set_sense_resistor_value()  local
532 	ret = ds2780_set_sense_register(dev_info, new_setting);  in ds2780_set_sense_resistor_value()
546 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_get_rsgain_setting()  local
548 	ret = ds2780_get_rsgain_register(dev_info, &rsgain);  in ds2780_get_rsgain_setting()
563 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_set_rsgain_setting()  local
571 		dev_err(dev_info->dev, "Invalid rsgain setting (0 - 1999)\n");  in ds2780_set_rsgain_setting()
575 	ret = ds2780_set_rsgain_register(dev_info, new_setting);  in ds2780_set_rsgain_setting()
589 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_get_pio_pin()  local
591 	ret = ds2780_read8(dev_info, &sfr, DS2780_SFR_REG);  in ds2780_get_pio_pin()
607 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_set_pio_pin()  local
614 		dev_err(dev_info->dev, "Invalid pio_pin setting (0 or 1)\n");  in ds2780_set_pio_pin()
618 	ret = ds2780_write(dev_info, &new_setting,  in ds2780_set_pio_pin()
633 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_read_param_eeprom_bin()  local
635 	return ds2780_read_block(dev_info, buf,  in ds2780_read_param_eeprom_bin()
646 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_write_param_eeprom_bin()  local
649 	ret = ds2780_write(dev_info, buf,  in ds2780_write_param_eeprom_bin()
654 	ret = ds2780_save_eeprom(dev_info, DS2780_EEPROM_BLOCK1_START);  in ds2780_write_param_eeprom_bin()
678 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_read_user_eeprom_bin()  local
680 	return ds2780_read_block(dev_info, buf,  in ds2780_read_user_eeprom_bin()
691 	struct ds2780_device_info *dev_info = to_ds2780_device_info(psy);  in ds2780_write_user_eeprom_bin()  local
694 	ret = ds2780_write(dev_info, buf,  in ds2780_write_user_eeprom_bin()
699 	ret = ds2780_save_eeprom(dev_info, DS2780_EEPROM_BLOCK0_START);  in ds2780_write_user_eeprom_bin()
742 	struct ds2780_device_info *dev_info;  in ds2780_battery_probe()  local
744 	dev_info = devm_kzalloc(&pdev->dev, sizeof(*dev_info), GFP_KERNEL);  in ds2780_battery_probe()
745 	if (!dev_info) {  in ds2780_battery_probe()
750 	platform_set_drvdata(pdev, dev_info);  in ds2780_battery_probe()
752 	dev_info->dev			= &pdev->dev;  in ds2780_battery_probe()
753 	dev_info->w1_dev		= pdev->dev.parent;  in ds2780_battery_probe()
754 	dev_info->bat_desc.name		= dev_name(&pdev->dev);  in ds2780_battery_probe()
755 	dev_info->bat_desc.type		= POWER_SUPPLY_TYPE_BATTERY;  in ds2780_battery_probe()
756 	dev_info->bat_desc.properties	= ds2780_battery_props;  in ds2780_battery_probe()
757 	dev_info->bat_desc.num_properties = ARRAY_SIZE(ds2780_battery_props);  in ds2780_battery_probe()
758 	dev_info->bat_desc.get_property	= ds2780_battery_get_property;  in ds2780_battery_probe()
760 	psy_cfg.drv_data		= dev_info;  in ds2780_battery_probe()
762 	dev_info->bat = power_supply_register(&pdev->dev, &dev_info->bat_desc,  in ds2780_battery_probe()
764 	if (IS_ERR(dev_info->bat)) {  in ds2780_battery_probe()
765 		dev_err(dev_info->dev, "failed to register battery\n");  in ds2780_battery_probe()
766 		ret = PTR_ERR(dev_info->bat);  in ds2780_battery_probe()
770 	ret = sysfs_create_group(&dev_info->bat->dev.kobj, &ds2780_attr_group);  in ds2780_battery_probe()
772 		dev_err(dev_info->dev, "failed to create sysfs group\n");  in ds2780_battery_probe()
776 	ret = sysfs_create_bin_file(&dev_info->bat->dev.kobj,  in ds2780_battery_probe()
779 		dev_err(dev_info->dev,  in ds2780_battery_probe()
784 	ret = sysfs_create_bin_file(&dev_info->bat->dev.kobj,  in ds2780_battery_probe()
787 		dev_err(dev_info->dev,  in ds2780_battery_probe()
795 	sysfs_remove_bin_file(&dev_info->bat->dev.kobj,  in ds2780_battery_probe()
798 	sysfs_remove_group(&dev_info->bat->dev.kobj, &ds2780_attr_group);  in ds2780_battery_probe()
800 	power_supply_unregister(dev_info->bat);  in ds2780_battery_probe()
807 	struct ds2780_device_info *dev_info = platform_get_drvdata(pdev);  in ds2780_battery_remove()  local
813 	sysfs_remove_group(&dev_info->bat->dev.kobj, &ds2780_attr_group);  in ds2780_battery_remove()
815 	power_supply_unregister(dev_info->bat);  in ds2780_battery_remove()