631 static u8 cp210x_interface_num(struct usb_serial *serial)  in cp210x_interface_num()  argument
635 	cur_altsetting = serial->interface->cur_altsetting;  in cp210x_interface_num()
647 	struct usb_serial *serial = port->serial;  in cp210x_read_reg_block()  local
652 	result = usb_control_msg_recv(serial->dev, 0, req,  in cp210x_read_reg_block()
677 static int cp210x_read_vendor_block(struct usb_serial *serial, u8 type, u16 val,  in cp210x_read_vendor_block()  argument
682 	result = usb_control_msg_recv(serial->dev, 0, CP210X_VENDOR_SPECIFIC,  in cp210x_read_vendor_block()
683 			type, val, cp210x_interface_num(serial), buf, bufsize,  in cp210x_read_vendor_block()
686 		dev_err(&serial->interface->dev,  in cp210x_read_vendor_block()
701 	struct usb_serial *serial = port->serial;  in cp210x_write_u16_reg()  local
705 	result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),  in cp210x_write_u16_reg()
724 	struct usb_serial *serial = port->serial;  in cp210x_write_reg_block()  local
728 	result = usb_control_msg_send(serial->dev, 0, req,  in cp210x_write_reg_block()
758 static int cp210x_write_vendor_block(struct usb_serial *serial, u8 type,  in cp210x_write_vendor_block()  argument
763 	result = usb_control_msg_send(serial->dev, 0, CP210X_VENDOR_SPECIFIC,  in cp210x_write_vendor_block()
764 			type, val, cp210x_interface_num(serial), buf, bufsize,  in cp210x_write_vendor_block()
767 		dev_err(&serial->interface->dev,  in cp210x_write_vendor_block()
929 	struct usb_serial *serial = port->serial;  in cp210x_get_tx_queue_byte_count()  local
934 	result = usb_control_msg_recv(serial->dev, 0, CP210X_GET_COMM_STATUS,  in cp210x_get_tx_queue_byte_count()
1056 	struct usb_serial *serial = port->serial;  in cp210x_change_speed()  local
1057 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_change_speed()
1088 	struct cp210x_serial_private *priv = usb_get_serial_data(port->serial);  in cp210x_enable_event_mode()
1140 	struct cp210x_serial_private *priv = usb_get_serial_data(port->serial);  in cp210x_set_flow_control()
1260 	struct cp210x_serial_private *priv = usb_get_serial_data(port->serial);  in cp210x_set_termios()
1446 	struct cp210x_serial_private *priv = usb_get_serial_data(port->serial);  in cp210x_break_ctl()
1450 		if (cp210x_interface_num(port->serial) == 1)  in cp210x_break_ctl()
1468 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_get()  local
1469 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_get()
1475 	result = usb_autopm_get_interface(serial->interface);  in cp210x_gpio_get()
1495 	result = cp210x_read_vendor_block(serial, req_type, CP210X_READ_LATCH,  in cp210x_gpio_get()
1498 	usb_autopm_put_interface(serial->interface);  in cp210x_gpio_get()
1510 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_set()  local
1511 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_set()
1525 	result = usb_autopm_get_interface(serial->interface);  in cp210x_gpio_set()
1533 		result = cp210x_write_vendor_block(serial,  in cp210x_gpio_set()
1541 		result = cp210x_write_vendor_block(serial,  in cp210x_gpio_set()
1548 		result = usb_control_msg(serial->dev,  in cp210x_gpio_set()
1549 					 usb_sndctrlpipe(serial->dev, 0),  in cp210x_gpio_set()
1558 	usb_autopm_put_interface(serial->interface);  in cp210x_gpio_set()
1561 		dev_err(&serial->interface->dev, "failed to set GPIO value: %d\n",  in cp210x_gpio_set()
1568 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_direction_get()  local
1569 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_direction_get()
1576 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_direction_input()  local
1577 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_direction_input()
1599 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_direction_output()  local
1600 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_direction_output()
1611 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_set_config()  local
1612 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_set_config()
1630 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_init_valid_mask()  local
1631 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_init_valid_mask()
1632 	struct device *dev = &serial->interface->dev;  in cp210x_gpio_init_valid_mask()
1652 static int cp2105_gpioconf_init(struct usb_serial *serial)  in cp2105_gpioconf_init()  argument
1654 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp2105_gpioconf_init()
1657 	u8 intf_num = cp210x_interface_num(serial);  in cp2105_gpioconf_init()
1661 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp2105_gpioconf_init()
1667 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp2105_gpioconf_init()
1717 static int cp2104_gpioconf_init(struct usb_serial *serial)  in cp2104_gpioconf_init()  argument
1719 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp2104_gpioconf_init()
1726 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp2104_gpioconf_init()
1767 static int cp2108_gpio_init(struct usb_serial *serial)  in cp2108_gpio_init()  argument
1769 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp2108_gpio_init()
1775 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp2108_gpio_init()
1822 static int cp2102n_gpioconf_init(struct usb_serial *serial)  in cp2102n_gpioconf_init()  argument
1824 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp2102n_gpioconf_init()
1846 	result = cp210x_read_vendor_block(serial,  in cp2102n_gpioconf_init()
1926 static int cp210x_gpio_init(struct usb_serial *serial)  in cp210x_gpio_init()  argument
1928 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_init()
1933 		result = cp2104_gpioconf_init(serial);  in cp210x_gpio_init()
1936 		result = cp2105_gpioconf_init(serial);  in cp210x_gpio_init()
1943 		if (cp210x_interface_num(serial) != 0)  in cp210x_gpio_init()
1945 		result = cp2108_gpio_init(serial);  in cp210x_gpio_init()
1950 		result = cp2102n_gpioconf_init(serial);  in cp210x_gpio_init()
1968 	priv->gc.parent = &serial->interface->dev;  in cp210x_gpio_init()
1972 	result = gpiochip_add_data(&priv->gc, serial);  in cp210x_gpio_init()
1979 static void cp210x_gpio_remove(struct usb_serial *serial)  in cp210x_gpio_remove()  argument
1981 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_remove()
1991 static int cp210x_gpio_init(struct usb_serial *serial)  in cp210x_gpio_init()  argument
1996 static void cp210x_gpio_remove(struct usb_serial *serial)  in cp210x_gpio_remove()  argument
2005 	struct usb_serial *serial = port->serial;  in cp210x_port_probe()  local
2012 	port_priv->bInterfaceNumber = cp210x_interface_num(serial);  in cp210x_port_probe()
2028 static void cp210x_init_max_speed(struct usb_serial *serial)  in cp210x_init_max_speed()  argument
2030 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_init_max_speed()
2051 		if (cp210x_interface_num(serial) == 0) {  in cp210x_init_max_speed()
2075 static void cp2102_determine_quirks(struct usb_serial *serial)  in cp2102_determine_quirks()  argument
2077 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp2102_determine_quirks()
2090 	ret = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),  in cp2102_determine_quirks()
2094 		dev_dbg(&serial->interface->dev,  in cp2102_determine_quirks()
2102 static int cp210x_get_fw_version(struct usb_serial *serial, u16 value)  in cp210x_get_fw_version()  argument
2104 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_get_fw_version()
2108 	ret = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST, value,  in cp210x_get_fw_version()
2113 	dev_dbg(&serial->interface->dev, "%s - %d.%d.%d\n", __func__,  in cp210x_get_fw_version()
2121 static void cp210x_determine_type(struct usb_serial *serial)  in cp210x_determine_type()  argument
2123 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_determine_type()
2126 	ret = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp210x_determine_type()
2130 		dev_warn(&serial->interface->dev,  in cp210x_determine_type()
2136 	dev_dbg(&serial->interface->dev, "partnum = 0x%02x\n", priv->partnum);  in cp210x_determine_type()
2140 		cp2102_determine_quirks(serial);  in cp210x_determine_type()
2144 		cp210x_get_fw_version(serial, CP210X_GET_FW_VER);  in cp210x_determine_type()
2149 		ret = cp210x_get_fw_version(serial, CP210X_GET_FW_VER_2N);  in cp210x_determine_type()
2160 static int cp210x_attach(struct usb_serial *serial)  in cp210x_attach()  argument
2169 	usb_set_serial_data(serial, priv);  in cp210x_attach()
2171 	cp210x_determine_type(serial);  in cp210x_attach()
2172 	cp210x_init_max_speed(serial);  in cp210x_attach()
2174 	result = cp210x_gpio_init(serial);  in cp210x_attach()
2176 		dev_err(&serial->interface->dev, "GPIO initialisation failed: %d\n",  in cp210x_attach()
2183 static void cp210x_disconnect(struct usb_serial *serial)  in cp210x_disconnect()  argument
2185 	cp210x_gpio_remove(serial);  in cp210x_disconnect()
2188 static void cp210x_release(struct usb_serial *serial)  in cp210x_release()  argument
2190 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_release()
2192 	cp210x_gpio_remove(serial);  in cp210x_release()