540 static u8 cp210x_interface_num(struct usb_serial *serial)  in cp210x_interface_num()  argument
544 	cur_altsetting = serial->interface->cur_altsetting;  in cp210x_interface_num()
556 	struct usb_serial *serial = port->serial;  in cp210x_read_reg_block()  local
571 	result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),  in cp210x_read_reg_block()
648 static int cp210x_read_vendor_block(struct usb_serial *serial, u8 type, u16 val,  in cp210x_read_vendor_block()  argument
658 	result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),  in cp210x_read_vendor_block()
660 				 cp210x_interface_num(serial), dmabuf, bufsize,  in cp210x_read_vendor_block()
666 		dev_err(&serial->interface->dev,  in cp210x_read_vendor_block()
684 	struct usb_serial *serial = port->serial;  in cp210x_write_u16_reg()  local
688 	result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),  in cp210x_write_u16_reg()
707 	struct usb_serial *serial = port->serial;  in cp210x_write_reg_block()  local
716 	result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),  in cp210x_write_reg_block()
752 static int cp210x_write_vendor_block(struct usb_serial *serial, u8 type,  in cp210x_write_vendor_block()  argument
762 	result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),  in cp210x_write_vendor_block()
764 				 cp210x_interface_num(serial), dmabuf, bufsize,  in cp210x_write_vendor_block()
772 		dev_err(&serial->interface->dev,  in cp210x_write_vendor_block()
996 	struct usb_serial *serial = port->serial;  in cp210x_get_tx_queue_byte_count()  local
1005 	result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),  in cp210x_get_tx_queue_byte_count()
1291 	struct usb_serial *serial = port->serial;  in cp210x_change_speed()  local
1292 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_change_speed()
1568 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_request()  local
1569 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_request()
1579 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_get()  local
1580 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_get()
1588 	result = usb_autopm_get_interface(serial->interface);  in cp210x_gpio_get()
1592 	result = cp210x_read_vendor_block(serial, req_type,  in cp210x_gpio_get()
1594 	usb_autopm_put_interface(serial->interface);  in cp210x_gpio_get()
1603 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_set()  local
1604 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_set()
1615 	result = usb_autopm_get_interface(serial->interface);  in cp210x_gpio_set()
1620 		result = cp210x_write_vendor_block(serial,  in cp210x_gpio_set()
1627 		result = usb_control_msg(serial->dev,  in cp210x_gpio_set()
1628 					 usb_sndctrlpipe(serial->dev, 0),  in cp210x_gpio_set()
1636 	usb_autopm_put_interface(serial->interface);  in cp210x_gpio_set()
1639 		dev_err(&serial->interface->dev, "failed to set GPIO value: %d\n",  in cp210x_gpio_set()
1646 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_direction_get()  local
1647 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_direction_get()
1654 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_direction_input()  local
1655 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_direction_input()
1677 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_direction_output()  local
1678 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_direction_output()
1689 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_set_config()  local
1690 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_set_config()
1712 static int cp2105_gpioconf_init(struct usb_serial *serial)  in cp2105_gpioconf_init()  argument
1714 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp2105_gpioconf_init()
1717 	u8 intf_num = cp210x_interface_num(serial);  in cp2105_gpioconf_init()
1721 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp2105_gpioconf_init()
1727 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp2105_gpioconf_init()
1775 static int cp2104_gpioconf_init(struct usb_serial *serial)  in cp2104_gpioconf_init()  argument
1777 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp2104_gpioconf_init()
1784 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp2104_gpioconf_init()
1825 static int cp2102n_gpioconf_init(struct usb_serial *serial)  in cp2102n_gpioconf_init()  argument
1827 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp2102n_gpioconf_init()
1849 	result = cp210x_read_vendor_block(serial,  in cp2102n_gpioconf_init()
1917 static int cp210x_gpio_init(struct usb_serial *serial)  in cp210x_gpio_init()  argument
1919 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_init()
1924 		result = cp2104_gpioconf_init(serial);  in cp210x_gpio_init()
1927 		result = cp2105_gpioconf_init(serial);  in cp210x_gpio_init()
1932 		result = cp2102n_gpioconf_init(serial);  in cp210x_gpio_init()
1950 	priv->gc.parent = &serial->interface->dev;  in cp210x_gpio_init()
1954 	result = gpiochip_add_data(&priv->gc, serial);  in cp210x_gpio_init()
1961 static void cp210x_gpio_remove(struct usb_serial *serial)  in cp210x_gpio_remove()  argument
1963 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_remove()
1973 static int cp210x_gpio_init(struct usb_serial *serial)  in cp210x_gpio_init()  argument
1978 static void cp210x_gpio_remove(struct usb_serial *serial)  in cp210x_gpio_remove()  argument
1987 	struct usb_serial *serial = port->serial;  in cp210x_port_probe()  local
1995 	port_priv->bInterfaceNumber = cp210x_interface_num(serial);  in cp210x_port_probe()
2018 static void cp210x_init_max_speed(struct usb_serial *serial)  in cp210x_init_max_speed()  argument
2020 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_init_max_speed()
2041 		if (cp210x_interface_num(serial) == 0) {  in cp210x_init_max_speed()
2065 static int cp210x_attach(struct usb_serial *serial)  in cp210x_attach()  argument
2074 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp210x_attach()
2078 		dev_warn(&serial->interface->dev,  in cp210x_attach()
2083 	usb_set_serial_data(serial, priv);  in cp210x_attach()
2085 	cp210x_init_max_speed(serial);  in cp210x_attach()
2087 	result = cp210x_gpio_init(serial);  in cp210x_attach()
2089 		dev_err(&serial->interface->dev, "GPIO initialisation failed: %d\n",  in cp210x_attach()
2096 static void cp210x_disconnect(struct usb_serial *serial)  in cp210x_disconnect()  argument
2098 	cp210x_gpio_remove(serial);  in cp210x_disconnect()
2101 static void cp210x_release(struct usb_serial *serial)  in cp210x_release()  argument
2103 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_release()
2105 	cp210x_gpio_remove(serial);  in cp210x_release()