226 static int bq24190_read(struct bq24190_dev_info *bdi, u8 reg, u8 *data)  in bq24190_read()  argument
230 	ret = i2c_smbus_read_byte_data(bdi->client, reg);  in bq24190_read()
238 static int bq24190_write(struct bq24190_dev_info *bdi, u8 reg, u8 data)  in bq24190_write()  argument
240 	return i2c_smbus_write_byte_data(bdi->client, reg, data);  in bq24190_write()
243 static int bq24190_read_mask(struct bq24190_dev_info *bdi, u8 reg,  in bq24190_read_mask()  argument
249 	ret = bq24190_read(bdi, reg, &v);  in bq24190_read_mask()
260 static int bq24190_write_mask(struct bq24190_dev_info *bdi, u8 reg,  in bq24190_write_mask()  argument
266 	ret = bq24190_read(bdi, reg, &v);  in bq24190_write_mask()
273 	return bq24190_write(bdi, reg, v);  in bq24190_write_mask()
276 static int bq24190_get_field_val(struct bq24190_dev_info *bdi,  in bq24190_get_field_val()  argument
284 	ret = bq24190_read_mask(bdi, reg, mask, shift, &v);  in bq24190_get_field_val()
294 static int bq24190_set_field_val(struct bq24190_dev_info *bdi,  in bq24190_set_field_val()  argument
303 	return bq24190_write_mask(bdi, reg, mask, shift, idx);  in bq24190_set_field_val()
426 	struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);  in bq24190_sysfs_show()  local
435 	ret = bq24190_read_mask(bdi, info->reg, info->mask, info->shift, &v);  in bq24190_sysfs_show()
446 	struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);  in bq24190_sysfs_store()  local
459 	ret = bq24190_write_mask(bdi, info->reg, info->mask, info->shift, v);  in bq24190_sysfs_store()
466 static int bq24190_sysfs_create_group(struct bq24190_dev_info *bdi)  in bq24190_sysfs_create_group()  argument
470 	return sysfs_create_group(&bdi->charger->dev.kobj,  in bq24190_sysfs_create_group()
474 static void bq24190_sysfs_remove_group(struct bq24190_dev_info *bdi)  in bq24190_sysfs_remove_group()  argument
476 	sysfs_remove_group(&bdi->charger->dev.kobj, &bq24190_sysfs_attr_group);  in bq24190_sysfs_remove_group()
479 static int bq24190_sysfs_create_group(struct bq24190_dev_info *bdi)  in bq24190_sysfs_create_group()  argument
484 static inline void bq24190_sysfs_remove_group(struct bq24190_dev_info *bdi) {}  in bq24190_sysfs_remove_group()  argument
495 static int bq24190_set_mode_host(struct bq24190_dev_info *bdi)  in bq24190_set_mode_host()  argument
500 	ret = bq24190_read(bdi, BQ24190_REG_CTTC, &v);  in bq24190_set_mode_host()
504 	bdi->watchdog = ((v & BQ24190_REG_CTTC_WATCHDOG_MASK) >>  in bq24190_set_mode_host()
508 	return bq24190_write(bdi, BQ24190_REG_CTTC, v);  in bq24190_set_mode_host()
511 static int bq24190_register_reset(struct bq24190_dev_info *bdi)  in bq24190_register_reset()  argument
517 	ret = bq24190_write_mask(bdi, BQ24190_REG_POC,  in bq24190_register_reset()
526 		ret = bq24190_read_mask(bdi, BQ24190_REG_POC,  in bq24190_register_reset()
547 static int bq24190_charger_get_charge_type(struct bq24190_dev_info *bdi,  in bq24190_charger_get_charge_type()  argument
553 	ret = bq24190_read_mask(bdi, BQ24190_REG_POC,  in bq24190_charger_get_charge_type()
564 		ret = bq24190_read_mask(bdi, BQ24190_REG_CCC,  in bq24190_charger_get_charge_type()
580 static int bq24190_charger_set_charge_type(struct bq24190_dev_info *bdi,  in bq24190_charger_set_charge_type()  argument
615 		ret = bq24190_write_mask(bdi, BQ24190_REG_CCC,  in bq24190_charger_set_charge_type()
622 		ret = bq24190_write_mask(bdi, BQ24190_REG_CTTC,  in bq24190_charger_set_charge_type()
630 	return bq24190_write_mask(bdi, BQ24190_REG_POC,  in bq24190_charger_set_charge_type()
635 static int bq24190_charger_get_health(struct bq24190_dev_info *bdi,  in bq24190_charger_get_health()  argument
641 	mutex_lock(&bdi->f_reg_lock);  in bq24190_charger_get_health()
643 	if (bdi->charger_health_valid) {  in bq24190_charger_get_health()
644 		v = bdi->f_reg;  in bq24190_charger_get_health()
645 		bdi->charger_health_valid = false;  in bq24190_charger_get_health()
646 		mutex_unlock(&bdi->f_reg_lock);  in bq24190_charger_get_health()
648 		mutex_unlock(&bdi->f_reg_lock);  in bq24190_charger_get_health()
650 		ret = bq24190_read(bdi, BQ24190_REG_F, &v);  in bq24190_charger_get_health()
697 static int bq24190_charger_get_online(struct bq24190_dev_info *bdi,  in bq24190_charger_get_online()  argument
703 	ret = bq24190_read_mask(bdi, BQ24190_REG_SS,  in bq24190_charger_get_online()
713 static int bq24190_charger_get_current(struct bq24190_dev_info *bdi,  in bq24190_charger_get_current()  argument
719 	ret = bq24190_get_field_val(bdi, BQ24190_REG_CCC,  in bq24190_charger_get_current()
726 	ret = bq24190_read_mask(bdi, BQ24190_REG_CCC,  in bq24190_charger_get_current()
740 static int bq24190_charger_get_current_max(struct bq24190_dev_info *bdi,  in bq24190_charger_get_current_max()  argument
749 static int bq24190_charger_set_current(struct bq24190_dev_info *bdi,  in bq24190_charger_set_current()  argument
755 	ret = bq24190_read_mask(bdi, BQ24190_REG_CCC,  in bq24190_charger_set_current()
765 	return bq24190_set_field_val(bdi, BQ24190_REG_CCC,  in bq24190_charger_set_current()
771 static int bq24190_charger_get_voltage(struct bq24190_dev_info *bdi,  in bq24190_charger_get_voltage()  argument
776 	ret = bq24190_get_field_val(bdi, BQ24190_REG_CVC,  in bq24190_charger_get_voltage()
787 static int bq24190_charger_get_voltage_max(struct bq24190_dev_info *bdi,  in bq24190_charger_get_voltage_max()  argument
796 static int bq24190_charger_set_voltage(struct bq24190_dev_info *bdi,  in bq24190_charger_set_voltage()  argument
799 	return bq24190_set_field_val(bdi, BQ24190_REG_CVC,  in bq24190_charger_set_voltage()
808 	struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);  in bq24190_charger_get_property()  local
811 	dev_dbg(bdi->dev, "prop: %d\n", psp);  in bq24190_charger_get_property()
813 	pm_runtime_get_sync(bdi->dev);  in bq24190_charger_get_property()
817 		ret = bq24190_charger_get_charge_type(bdi, val);  in bq24190_charger_get_property()
820 		ret = bq24190_charger_get_health(bdi, val);  in bq24190_charger_get_property()
823 		ret = bq24190_charger_get_online(bdi, val);  in bq24190_charger_get_property()
826 		ret = bq24190_charger_get_current(bdi, val);  in bq24190_charger_get_property()
829 		ret = bq24190_charger_get_current_max(bdi, val);  in bq24190_charger_get_property()
832 		ret = bq24190_charger_get_voltage(bdi, val);  in bq24190_charger_get_property()
835 		ret = bq24190_charger_get_voltage_max(bdi, val);  in bq24190_charger_get_property()
842 		val->strval = bdi->model_name;  in bq24190_charger_get_property()
853 	pm_runtime_put_sync(bdi->dev);  in bq24190_charger_get_property()
861 	struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);  in bq24190_charger_set_property()  local
864 	dev_dbg(bdi->dev, "prop: %d\n", psp);  in bq24190_charger_set_property()
866 	pm_runtime_get_sync(bdi->dev);  in bq24190_charger_set_property()
870 		ret = bq24190_charger_set_charge_type(bdi, val);  in bq24190_charger_set_property()
873 		ret = bq24190_charger_set_current(bdi, val);  in bq24190_charger_set_property()
876 		ret = bq24190_charger_set_voltage(bdi, val);  in bq24190_charger_set_property()
882 	pm_runtime_put_sync(bdi->dev);  in bq24190_charger_set_property()
933 static int bq24190_battery_get_status(struct bq24190_dev_info *bdi,  in bq24190_battery_get_status()  argument
939 	mutex_lock(&bdi->f_reg_lock);  in bq24190_battery_get_status()
941 	if (bdi->battery_status_valid) {  in bq24190_battery_get_status()
942 		chrg_fault = bdi->f_reg;  in bq24190_battery_get_status()
943 		bdi->battery_status_valid = false;  in bq24190_battery_get_status()
944 		mutex_unlock(&bdi->f_reg_lock);  in bq24190_battery_get_status()
946 		mutex_unlock(&bdi->f_reg_lock);  in bq24190_battery_get_status()
948 		ret = bq24190_read(bdi, BQ24190_REG_F, &chrg_fault);  in bq24190_battery_get_status()
956 	ret = bq24190_read(bdi, BQ24190_REG_SS, &ss_reg);  in bq24190_battery_get_status()
995 static int bq24190_battery_get_health(struct bq24190_dev_info *bdi,  in bq24190_battery_get_health()  argument
1001 	mutex_lock(&bdi->f_reg_lock);  in bq24190_battery_get_health()
1003 	if (bdi->battery_health_valid) {  in bq24190_battery_get_health()
1004 		v = bdi->f_reg;  in bq24190_battery_get_health()
1005 		bdi->battery_health_valid = false;  in bq24190_battery_get_health()
1006 		mutex_unlock(&bdi->f_reg_lock);  in bq24190_battery_get_health()
1008 		mutex_unlock(&bdi->f_reg_lock);  in bq24190_battery_get_health()
1010 		ret = bq24190_read(bdi, BQ24190_REG_F, &v);  in bq24190_battery_get_health()
1044 static int bq24190_battery_get_online(struct bq24190_dev_info *bdi,  in bq24190_battery_get_online()  argument
1050 	ret = bq24190_read_mask(bdi, BQ24190_REG_MOC,  in bq24190_battery_get_online()
1060 static int bq24190_battery_set_online(struct bq24190_dev_info *bdi,  in bq24190_battery_set_online()  argument
1063 	return bq24190_write_mask(bdi, BQ24190_REG_MOC,  in bq24190_battery_set_online()
1068 static int bq24190_battery_get_temp_alert_max(struct bq24190_dev_info *bdi,  in bq24190_battery_get_temp_alert_max()  argument
1073 	ret = bq24190_get_field_val(bdi, BQ24190_REG_ICTRC,  in bq24190_battery_get_temp_alert_max()
1085 static int bq24190_battery_set_temp_alert_max(struct bq24190_dev_info *bdi,  in bq24190_battery_set_temp_alert_max()  argument
1088 	return bq24190_set_field_val(bdi, BQ24190_REG_ICTRC,  in bq24190_battery_set_temp_alert_max()
1098 	struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);  in bq24190_battery_get_property()  local
1101 	dev_dbg(bdi->dev, "prop: %d\n", psp);  in bq24190_battery_get_property()
1103 	pm_runtime_get_sync(bdi->dev);  in bq24190_battery_get_property()
1107 		ret = bq24190_battery_get_status(bdi, val);  in bq24190_battery_get_property()
1110 		ret = bq24190_battery_get_health(bdi, val);  in bq24190_battery_get_property()
1113 		ret = bq24190_battery_get_online(bdi, val);  in bq24190_battery_get_property()
1121 		ret = bq24190_battery_get_temp_alert_max(bdi, val);  in bq24190_battery_get_property()
1131 	pm_runtime_put_sync(bdi->dev);  in bq24190_battery_get_property()
1139 	struct bq24190_dev_info *bdi = power_supply_get_drvdata(psy);  in bq24190_battery_set_property()  local
1142 	dev_dbg(bdi->dev, "prop: %d\n", psp);  in bq24190_battery_set_property()
1144 	pm_runtime_put_sync(bdi->dev);  in bq24190_battery_set_property()
1148 		ret = bq24190_battery_set_online(bdi, val);  in bq24190_battery_set_property()
1151 		ret = bq24190_battery_set_temp_alert_max(bdi, val);  in bq24190_battery_set_property()
1157 	pm_runtime_put_sync(bdi->dev);  in bq24190_battery_set_property()
1199 	struct bq24190_dev_info *bdi = data;  in bq24190_irq_handler_thread()  local
1204 	pm_runtime_get_sync(bdi->dev);  in bq24190_irq_handler_thread()
1206 	ret = bq24190_read(bdi, BQ24190_REG_SS, &ss_reg);  in bq24190_irq_handler_thread()
1208 		dev_err(bdi->dev, "Can't read SS reg: %d\n", ret);  in bq24190_irq_handler_thread()
1212 	if (ss_reg != bdi->ss_reg) {  in bq24190_irq_handler_thread()
1217 		if ((bdi->ss_reg & BQ24190_REG_SS_PG_STAT_MASK) &&  in bq24190_irq_handler_thread()
1219 			ret = bq24190_write_mask(bdi, BQ24190_REG_ISC,  in bq24190_irq_handler_thread()
1224 				dev_err(bdi->dev, "Can't access ISC reg: %d\n",  in bq24190_irq_handler_thread()
1228 		bdi->ss_reg = ss_reg;  in bq24190_irq_handler_thread()
1232 	mutex_lock(&bdi->f_reg_lock);  in bq24190_irq_handler_thread()
1234 	ret = bq24190_read(bdi, BQ24190_REG_F, &f_reg);  in bq24190_irq_handler_thread()
1236 		mutex_unlock(&bdi->f_reg_lock);  in bq24190_irq_handler_thread()
1237 		dev_err(bdi->dev, "Can't read F reg: %d\n", ret);  in bq24190_irq_handler_thread()
1241 	if (f_reg != bdi->f_reg) {  in bq24190_irq_handler_thread()
1242 		bdi->f_reg = f_reg;  in bq24190_irq_handler_thread()
1243 		bdi->charger_health_valid = true;  in bq24190_irq_handler_thread()
1244 		bdi->battery_health_valid = true;  in bq24190_irq_handler_thread()
1245 		bdi->battery_status_valid = true;  in bq24190_irq_handler_thread()
1250 	mutex_unlock(&bdi->f_reg_lock);  in bq24190_irq_handler_thread()
1262 		if (!bdi->first_time) {  in bq24190_irq_handler_thread()
1263 			power_supply_changed(bdi->charger);  in bq24190_irq_handler_thread()
1264 			power_supply_changed(bdi->battery);  in bq24190_irq_handler_thread()
1266 			bdi->first_time = false;  in bq24190_irq_handler_thread()
1271 	pm_runtime_put_sync(bdi->dev);  in bq24190_irq_handler_thread()
1273 	dev_dbg(bdi->dev, "ss_reg: 0x%02x, f_reg: 0x%02x\n", ss_reg, f_reg);  in bq24190_irq_handler_thread()
1278 static int bq24190_hw_init(struct bq24190_dev_info *bdi)  in bq24190_hw_init()  argument
1283 	pm_runtime_get_sync(bdi->dev);  in bq24190_hw_init()
1286 	ret = bq24190_read_mask(bdi, BQ24190_REG_VPRS,  in bq24190_hw_init()
1293 	if (v != bdi->model) {  in bq24190_hw_init()
1298 	ret = bq24190_register_reset(bdi);  in bq24190_hw_init()
1302 	ret = bq24190_set_mode_host(bdi);  in bq24190_hw_init()
1304 	pm_runtime_put_sync(bdi->dev);  in bq24190_hw_init()
1309 static int bq24190_setup_dt(struct bq24190_dev_info *bdi)  in bq24190_setup_dt()  argument
1311 	bdi->irq = irq_of_parse_and_map(bdi->dev->of_node, 0);  in bq24190_setup_dt()
1312 	if (bdi->irq <= 0)  in bq24190_setup_dt()
1318 static int bq24190_setup_dt(struct bq24190_dev_info *bdi)  in bq24190_setup_dt()  argument
1324 static int bq24190_setup_pdata(struct bq24190_dev_info *bdi,  in bq24190_setup_pdata()  argument
1332 	ret = gpio_request(pdata->gpio_int, dev_name(bdi->dev));  in bq24190_setup_pdata()
1340 	bdi->irq = gpio_to_irq(pdata->gpio_int);  in bq24190_setup_pdata()
1341 	if (!bdi->irq)  in bq24190_setup_pdata()
1344 	bdi->gpio_int = pdata->gpio_int;  in bq24190_setup_pdata()
1359 	struct bq24190_dev_info *bdi;  in bq24190_probe()  local
1367 	bdi = devm_kzalloc(dev, sizeof(*bdi), GFP_KERNEL);  in bq24190_probe()
1368 	if (!bdi) {  in bq24190_probe()
1373 	bdi->client = client;  in bq24190_probe()
1374 	bdi->dev = dev;  in bq24190_probe()
1375 	bdi->model = id->driver_data;  in bq24190_probe()
1376 	strncpy(bdi->model_name, id->name, I2C_NAME_SIZE);  in bq24190_probe()
1377 	mutex_init(&bdi->f_reg_lock);  in bq24190_probe()
1378 	bdi->first_time = true;  in bq24190_probe()
1379 	bdi->charger_health_valid = false;  in bq24190_probe()
1380 	bdi->battery_health_valid = false;  in bq24190_probe()
1381 	bdi->battery_status_valid = false;  in bq24190_probe()
1383 	i2c_set_clientdata(client, bdi);  in bq24190_probe()
1386 		ret = bq24190_setup_dt(bdi);  in bq24190_probe()
1388 		ret = bq24190_setup_pdata(bdi, pdata);  in bq24190_probe()
1395 	ret = devm_request_threaded_irq(dev, bdi->irq, NULL,  in bq24190_probe()
1398 			"bq24190-charger", bdi);  in bq24190_probe()
1407 	ret = bq24190_hw_init(bdi);  in bq24190_probe()
1413 	charger_cfg.drv_data = bdi;  in bq24190_probe()
1416 	bdi->charger = power_supply_register(dev, &bq24190_charger_desc,  in bq24190_probe()
1418 	if (IS_ERR(bdi->charger)) {  in bq24190_probe()
1420 		ret = PTR_ERR(bdi->charger);  in bq24190_probe()
1424 	battery_cfg.drv_data = bdi;  in bq24190_probe()
1425 	bdi->battery = power_supply_register(dev, &bq24190_battery_desc,  in bq24190_probe()
1427 	if (IS_ERR(bdi->battery)) {  in bq24190_probe()
1429 		ret = PTR_ERR(bdi->battery);  in bq24190_probe()
1433 	ret = bq24190_sysfs_create_group(bdi);  in bq24190_probe()
1442 	power_supply_unregister(bdi->battery);  in bq24190_probe()
1444 	power_supply_unregister(bdi->charger);  in bq24190_probe()
1448 	if (bdi->gpio_int)  in bq24190_probe()
1449 		gpio_free(bdi->gpio_int);  in bq24190_probe()
1456 	struct bq24190_dev_info *bdi = i2c_get_clientdata(client);  in bq24190_remove()  local
1458 	pm_runtime_get_sync(bdi->dev);  in bq24190_remove()
1459 	bq24190_register_reset(bdi);  in bq24190_remove()
1460 	pm_runtime_put_sync(bdi->dev);  in bq24190_remove()
1462 	bq24190_sysfs_remove_group(bdi);  in bq24190_remove()
1463 	power_supply_unregister(bdi->battery);  in bq24190_remove()
1464 	power_supply_unregister(bdi->charger);  in bq24190_remove()
1465 	pm_runtime_disable(bdi->dev);  in bq24190_remove()
1467 	if (bdi->gpio_int)  in bq24190_remove()
1468 		gpio_free(bdi->gpio_int);  in bq24190_remove()
1477 	struct bq24190_dev_info *bdi = i2c_get_clientdata(client);  in bq24190_pm_suspend()  local
1479 	pm_runtime_get_sync(bdi->dev);  in bq24190_pm_suspend()
1480 	bq24190_register_reset(bdi);  in bq24190_pm_suspend()
1481 	pm_runtime_put_sync(bdi->dev);  in bq24190_pm_suspend()
1489 	struct bq24190_dev_info *bdi = i2c_get_clientdata(client);  in bq24190_pm_resume()  local
1491 	bdi->charger_health_valid = false;  in bq24190_pm_resume()
1492 	bdi->battery_health_valid = false;  in bq24190_pm_resume()
1493 	bdi->battery_status_valid = false;  in bq24190_pm_resume()
1495 	pm_runtime_get_sync(bdi->dev);  in bq24190_pm_resume()
1496 	bq24190_register_reset(bdi);  in bq24190_pm_resume()
1497 	pm_runtime_put_sync(bdi->dev);  in bq24190_pm_resume()
1500 	power_supply_changed(bdi->charger);  in bq24190_pm_resume()
1501 	power_supply_changed(bdi->battery);  in bq24190_pm_resume()