83 	int ret;  in ds2781_read16()  local
86 	ret = ds2781_battery_io(dev_info, raw, addr, sizeof(raw), 0);  in ds2781_read16()
87 	if (ret < 0)  in ds2781_read16()
88 		return ret;  in ds2781_read16()
119 	int ret;  in ds2781_save_eeprom()  local
121 	ret = ds2781_store_eeprom(dev_info->w1_dev, reg);  in ds2781_save_eeprom()
122 	if (ret < 0)  in ds2781_save_eeprom()
123 		return ret;  in ds2781_save_eeprom()
125 	ret = ds2781_recall_eeprom(dev_info->w1_dev, reg);  in ds2781_save_eeprom()
126 	if (ret < 0)  in ds2781_save_eeprom()
127 		return ret;  in ds2781_save_eeprom()
136 	int ret;  in ds2781_set_sense_register()  local
138 	ret = ds2781_write(dev_info, &conductance,  in ds2781_set_sense_register()
140 	if (ret < 0)  in ds2781_set_sense_register()
141 		return ret;  in ds2781_set_sense_register()
157 	int ret;  in ds2781_set_rsgain_register()  local
160 	ret = ds2781_write(dev_info, raw,  in ds2781_set_rsgain_register()
162 	if (ret < 0)  in ds2781_set_rsgain_register()
163 		return ret;  in ds2781_set_rsgain_register()
171 	int ret;  in ds2781_get_voltage()  local
175 	ret = w1_ds2781_read(dev_info, val, DS2781_VOLT_MSB, 2 * sizeof(u8));  in ds2781_get_voltage()
176 	if (ret < 0)  in ds2781_get_voltage()
177 		return ret;  in ds2781_get_voltage()
200 	int ret;  in ds2781_get_temperature()  local
204 	ret = w1_ds2781_read(dev_info, val, DS2781_TEMP_MSB, 2 * sizeof(u8));  in ds2781_get_temperature()
205 	if (ret < 0)  in ds2781_get_temperature()
206 		return ret;  in ds2781_get_temperature()
227 	int ret, sense_res;  in ds2781_get_current()  local
235 	ret = ds2781_read8(dev_info, &sense_res_raw, DS2781_RSNSP);  in ds2781_get_current()
236 	if (ret < 0)  in ds2781_get_current()
237 		return ret;  in ds2781_get_current()
261 	ret = ds2781_read16(dev_info, &current_raw, reg_msb);  in ds2781_get_current()
262 	if (ret < 0)  in ds2781_get_current()
263 		return ret;  in ds2781_get_current()
272 	int ret, sense_res;  in ds2781_get_accumulated_current()  local
280 	ret = ds2781_read8(dev_info, &sense_res_raw, DS2781_RSNSP);  in ds2781_get_accumulated_current()
281 	if (ret < 0)  in ds2781_get_accumulated_current()
282 		return ret;  in ds2781_get_accumulated_current()
298 	ret = ds2781_read16(dev_info, &current_raw, DS2781_ACR_MSB);  in ds2781_get_accumulated_current()
299 	if (ret < 0)  in ds2781_get_accumulated_current()
300 		return ret;  in ds2781_get_accumulated_current()
309 	int ret;  in ds2781_get_capacity()  local
312 	ret = ds2781_read8(dev_info, &raw, DS2781_RARC);  in ds2781_get_capacity()
313 	if (ret < 0)  in ds2781_get_capacity()
314 		return ret;  in ds2781_get_capacity()
322 	int ret, current_uA, capacity;  in ds2781_get_status()  local
324 	ret = ds2781_get_current(dev_info, CURRENT_NOW, &current_uA);  in ds2781_get_status()
325 	if (ret < 0)  in ds2781_get_status()
326 		return ret;  in ds2781_get_status()
328 	ret = ds2781_get_capacity(dev_info, &capacity);  in ds2781_get_status()
329 	if (ret < 0)  in ds2781_get_status()
330 		return ret;  in ds2781_get_status()
348 	int ret;  in ds2781_get_charge_now()  local
359 	ret = ds2781_read16(dev_info, &charge_raw, DS2781_RAAC_MSB);  in ds2781_get_charge_now()
360 	if (ret < 0)  in ds2781_get_charge_now()
361 		return ret;  in ds2781_get_charge_now()
376 	int ret;  in ds2781_set_control_register()  local
378 	ret = ds2781_write(dev_info, &control_reg,  in ds2781_set_control_register()
380 	if (ret < 0)  in ds2781_set_control_register()
381 		return ret;  in ds2781_set_control_register()
390 	int ret = 0;  in ds2781_battery_get_property()  local
395 		ret = ds2781_get_voltage(dev_info, &val->intval);  in ds2781_battery_get_property()
399 		ret = ds2781_get_temperature(dev_info, &val->intval);  in ds2781_battery_get_property()
411 		ret = ds2781_get_current(dev_info, CURRENT_NOW, &val->intval);  in ds2781_battery_get_property()
415 		ret = ds2781_get_current(dev_info, CURRENT_AVG, &val->intval);  in ds2781_battery_get_property()
419 		ret = ds2781_get_status(dev_info, &val->intval);  in ds2781_battery_get_property()
423 		ret = ds2781_get_capacity(dev_info, &val->intval);  in ds2781_battery_get_property()
427 		ret = ds2781_get_accumulated_current(dev_info, &val->intval);  in ds2781_battery_get_property()
431 		ret = ds2781_get_charge_now(dev_info, &val->intval);  in ds2781_battery_get_property()
435 		ret = -EINVAL;  in ds2781_battery_get_property()
438 	return ret;  in ds2781_battery_get_property()
458 	int ret;  in ds2781_get_pmod_enabled()  local
464 	ret = ds2781_get_control_register(dev_info, &control_reg);  in ds2781_get_pmod_enabled()
465 	if (ret < 0)  in ds2781_get_pmod_enabled()
466 		return ret;  in ds2781_get_pmod_enabled()
477 	int ret;  in ds2781_set_pmod_enabled()  local
483 	ret = ds2781_get_control_register(dev_info, &control_reg);  in ds2781_set_pmod_enabled()
484 	if (ret < 0)  in ds2781_set_pmod_enabled()
485 		return ret;  in ds2781_set_pmod_enabled()
487 	ret = kstrtou8(buf, 0, &new_setting);  in ds2781_set_pmod_enabled()
488 	if (ret < 0)  in ds2781_set_pmod_enabled()
489 		return ret;  in ds2781_set_pmod_enabled()
501 	ret = ds2781_set_control_register(dev_info, control_reg);  in ds2781_set_pmod_enabled()
502 	if (ret < 0)  in ds2781_set_pmod_enabled()
503 		return ret;  in ds2781_set_pmod_enabled()
512 	int ret;  in ds2781_get_sense_resistor_value()  local
517 	ret = ds2781_read8(dev_info, &sense_resistor, DS2781_RSNSP);  in ds2781_get_sense_resistor_value()
518 	if (ret < 0)  in ds2781_get_sense_resistor_value()
519 		return ret;  in ds2781_get_sense_resistor_value()
521 	ret = sprintf(buf, "%d\n", sense_resistor);  in ds2781_get_sense_resistor_value()
522 	return ret;  in ds2781_get_sense_resistor_value()
530 	int ret;  in ds2781_set_sense_resistor_value()  local
535 	ret = kstrtou8(buf, 0, &new_setting);  in ds2781_set_sense_resistor_value()
536 	if (ret < 0)  in ds2781_set_sense_resistor_value()
537 		return ret;  in ds2781_set_sense_resistor_value()
539 	ret = ds2781_set_sense_register(dev_info, new_setting);  in ds2781_set_sense_resistor_value()
540 	if (ret < 0)  in ds2781_set_sense_resistor_value()
541 		return ret;  in ds2781_set_sense_resistor_value()
550 	int ret;  in ds2781_get_rsgain_setting()  local
555 	ret = ds2781_get_rsgain_register(dev_info, &rsgain);  in ds2781_get_rsgain_setting()
556 	if (ret < 0)  in ds2781_get_rsgain_setting()
557 		return ret;  in ds2781_get_rsgain_setting()
567 	int ret;  in ds2781_set_rsgain_setting()  local
572 	ret = kstrtou16(buf, 0, &new_setting);  in ds2781_set_rsgain_setting()
573 	if (ret < 0)  in ds2781_set_rsgain_setting()
574 		return ret;  in ds2781_set_rsgain_setting()
582 	ret = ds2781_set_rsgain_register(dev_info, new_setting);  in ds2781_set_rsgain_setting()
583 	if (ret < 0)  in ds2781_set_rsgain_setting()
584 		return ret;  in ds2781_set_rsgain_setting()
593 	int ret;  in ds2781_get_pio_pin()  local
598 	ret = ds2781_read8(dev_info, &sfr, DS2781_SFR);  in ds2781_get_pio_pin()
599 	if (ret < 0)  in ds2781_get_pio_pin()
600 		return ret;  in ds2781_get_pio_pin()
602 	ret = sprintf(buf, "%d\n", sfr & DS2781_SFR_PIOSC);  in ds2781_get_pio_pin()
603 	return ret;  in ds2781_get_pio_pin()
611 	int ret;  in ds2781_set_pio_pin()  local
616 	ret = kstrtou8(buf, 0, &new_setting);  in ds2781_set_pio_pin()
617 	if (ret < 0)  in ds2781_set_pio_pin()
618 		return ret;  in ds2781_set_pio_pin()
625 	ret = ds2781_write(dev_info, &new_setting,  in ds2781_set_pio_pin()
627 	if (ret < 0)  in ds2781_set_pio_pin()
628 		return ret;  in ds2781_set_pio_pin()
654 	int ret;  in ds2781_write_param_eeprom_bin()  local
656 	ret = ds2781_write(dev_info, buf,  in ds2781_write_param_eeprom_bin()
658 	if (ret < 0)  in ds2781_write_param_eeprom_bin()
659 		return ret;  in ds2781_write_param_eeprom_bin()
661 	ret = ds2781_save_eeprom(dev_info, DS2781_EEPROM_BLOCK1_START);  in ds2781_write_param_eeprom_bin()
662 	if (ret < 0)  in ds2781_write_param_eeprom_bin()
663 		return ret;  in ds2781_write_param_eeprom_bin()
700 	int ret;  in ds2781_write_user_eeprom_bin()  local
702 	ret = ds2781_write(dev_info, buf,  in ds2781_write_user_eeprom_bin()
704 	if (ret < 0)  in ds2781_write_user_eeprom_bin()
705 		return ret;  in ds2781_write_user_eeprom_bin()
707 	ret = ds2781_save_eeprom(dev_info, DS2781_EEPROM_BLOCK0_START);  in ds2781_write_user_eeprom_bin()
708 	if (ret < 0)  in ds2781_write_user_eeprom_bin()
709 		return ret;  in ds2781_write_user_eeprom_bin()
749 	int ret = 0;  in ds2781_battery_probe()  local
772 		ret = PTR_ERR(dev_info->bat);  in ds2781_battery_probe()
776 	ret = sysfs_create_group(&dev_info->bat->dev.kobj, &ds2781_attr_group);  in ds2781_battery_probe()
777 	if (ret) {  in ds2781_battery_probe()
782 	ret = sysfs_create_bin_file(&dev_info->bat->dev.kobj,  in ds2781_battery_probe()
784 	if (ret) {  in ds2781_battery_probe()
790 	ret = sysfs_create_bin_file(&dev_info->bat->dev.kobj,  in ds2781_battery_probe()
792 	if (ret) {  in ds2781_battery_probe()
808 	return ret;  in ds2781_battery_probe()