224 static int qca_regulator_enable(struct qca_serdev *qcadev);
225 static void qca_regulator_disable(struct qca_serdev *qcadev);
555 	struct qca_serdev *qcadev;  in qca_open()  local
600 		qcadev = serdev_device_get_drvdata(hu->serdev);  in qca_open()
602 		if (qca_is_wcn399x(qcadev->btsoc_type))  in qca_open()
603 			hu->init_speed = qcadev->init_speed;  in qca_open()
605 		if (qcadev->oper_speed)  in qca_open()
606 			hu->oper_speed = qcadev->oper_speed;  in qca_open()
1571 	struct qca_serdev *qcadev;  in qca_wcn3990_init()  local
1577 	qcadev = serdev_device_get_drvdata(hu->serdev);  in qca_wcn3990_init()
1578 	if (!qcadev->bt_power->vregs_on) {  in qca_wcn3990_init()
1580 		ret = qca_regulator_enable(qcadev);  in qca_wcn3990_init()
1623 	struct qca_serdev *qcadev;  in qca_power_on()  local
1635 		qcadev = serdev_device_get_drvdata(hu->serdev);  in qca_power_on()
1636 		if (qcadev->bt_en) {  in qca_power_on()
1637 			gpiod_set_value_cansleep(qcadev->bt_en, 1);  in qca_power_on()
1807 	struct qca_serdev *qcadev;  in qca_power_shutdown()  local
1827 	qcadev = serdev_device_get_drvdata(hu->serdev);  in qca_power_shutdown()
1832 		qca_regulator_disable(qcadev);  in qca_power_shutdown()
1833 	} else if (qcadev->bt_en) {  in qca_power_shutdown()
1834 		gpiod_set_value_cansleep(qcadev->bt_en, 0);  in qca_power_shutdown()
1861 static int qca_regulator_enable(struct qca_serdev *qcadev)  in qca_regulator_enable()  argument
1863 	struct qca_power *power = qcadev->bt_power;  in qca_regulator_enable()
1878 	ret = clk_prepare_enable(qcadev->susclk);  in qca_regulator_enable()
1880 		qca_regulator_disable(qcadev);  in qca_regulator_enable()
1885 static void qca_regulator_disable(struct qca_serdev *qcadev)  in qca_regulator_disable()  argument
1889 	if (!qcadev)  in qca_regulator_disable()
1892 	power = qcadev->bt_power;  in qca_regulator_disable()
1901 	clk_disable_unprepare(qcadev->susclk);  in qca_regulator_disable()
1936 	struct qca_serdev *qcadev;  in qca_serdev_probe()  local
1942 	qcadev = devm_kzalloc(&serdev->dev, sizeof(*qcadev), GFP_KERNEL);  in qca_serdev_probe()
1943 	if (!qcadev)  in qca_serdev_probe()
1946 	qcadev->serdev_hu.serdev = serdev;  in qca_serdev_probe()
1948 	serdev_device_set_drvdata(serdev, qcadev);  in qca_serdev_probe()
1950 					 &qcadev->firmware_name);  in qca_serdev_probe()
1952 				 &qcadev->oper_speed);  in qca_serdev_probe()
1953 	if (!qcadev->oper_speed)  in qca_serdev_probe()
1957 		qcadev->btsoc_type = data->soc_type;  in qca_serdev_probe()
1958 		qcadev->bt_power = devm_kzalloc(&serdev->dev,  in qca_serdev_probe()
1961 		if (!qcadev->bt_power)  in qca_serdev_probe()
1964 		qcadev->bt_power->dev = &serdev->dev;  in qca_serdev_probe()
1965 		err = qca_init_regulators(qcadev->bt_power, data->vregs,  in qca_serdev_probe()
1972 		qcadev->bt_power->vregs_on = false;  in qca_serdev_probe()
1974 		qcadev->susclk = devm_clk_get_optional(&serdev->dev, NULL);  in qca_serdev_probe()
1975 		if (IS_ERR(qcadev->susclk)) {  in qca_serdev_probe()
1977 			return PTR_ERR(qcadev->susclk);  in qca_serdev_probe()
1980 		err = hci_uart_register_device(&qcadev->serdev_hu, &qca_proto);  in qca_serdev_probe()
1987 			qcadev->btsoc_type = data->soc_type;  in qca_serdev_probe()
1989 			qcadev->btsoc_type = QCA_ROME;  in qca_serdev_probe()
1991 		qcadev->bt_en = devm_gpiod_get_optional(&serdev->dev, "enable",  in qca_serdev_probe()
1993 		if (IS_ERR_OR_NULL(qcadev->bt_en)) {  in qca_serdev_probe()
1998 		qcadev->susclk = devm_clk_get_optional(&serdev->dev, NULL);  in qca_serdev_probe()
1999 		if (IS_ERR(qcadev->susclk)) {  in qca_serdev_probe()
2001 			return PTR_ERR(qcadev->susclk);  in qca_serdev_probe()
2003 		err = clk_set_rate(qcadev->susclk, SUSCLK_RATE_32KHZ);  in qca_serdev_probe()
2007 		err = clk_prepare_enable(qcadev->susclk);  in qca_serdev_probe()
2011 		err = hci_uart_register_device(&qcadev->serdev_hu, &qca_proto);  in qca_serdev_probe()
2014 			clk_disable_unprepare(qcadev->susclk);  in qca_serdev_probe()
2019 	hdev = qcadev->serdev_hu.hdev;  in qca_serdev_probe()
2043 	struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev);  in qca_serdev_remove()  local
2044 	struct qca_power *power = qcadev->bt_power;  in qca_serdev_remove()
2046 	if (qca_is_wcn399x(qcadev->btsoc_type) && power->vregs_on)  in qca_serdev_remove()
2047 		qca_power_shutdown(&qcadev->serdev_hu);  in qca_serdev_remove()
2048 	else if (qcadev->susclk)  in qca_serdev_remove()
2049 		clk_disable_unprepare(qcadev->susclk);  in qca_serdev_remove()
2051 	hci_uart_unregister_device(&qcadev->serdev_hu);  in qca_serdev_remove()
2059 	struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev);  in qca_serdev_shutdown()  local
2063 	if (qcadev->btsoc_type == QCA_QCA6390) {  in qca_serdev_shutdown()
2089 	struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev);  in qca_suspend()  local
2090 	struct hci_uart *hu = &qcadev->serdev_hu;  in qca_suspend()
2172 	struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev);  in qca_resume()  local
2173 	struct hci_uart *hu = &qcadev->serdev_hu;  in qca_resume()