511 static u8 cp210x_interface_num(struct usb_serial *serial)  in cp210x_interface_num()  argument
515 	cur_altsetting = serial->interface->cur_altsetting;  in cp210x_interface_num()
527 	struct usb_serial *serial = port->serial;  in cp210x_read_reg_block()  local
542 	result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),  in cp210x_read_reg_block()
619 static int cp210x_read_vendor_block(struct usb_serial *serial, u8 type, u16 val,  in cp210x_read_vendor_block()  argument
629 	result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),  in cp210x_read_vendor_block()
631 				 cp210x_interface_num(serial), dmabuf, bufsize,  in cp210x_read_vendor_block()
637 		dev_err(&serial->interface->dev,  in cp210x_read_vendor_block()
655 	struct usb_serial *serial = port->serial;  in cp210x_write_u16_reg()  local
659 	result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),  in cp210x_write_u16_reg()
678 	struct usb_serial *serial = port->serial;  in cp210x_write_reg_block()  local
687 	result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),  in cp210x_write_reg_block()
723 static int cp210x_write_vendor_block(struct usb_serial *serial, u8 type,  in cp210x_write_vendor_block()  argument
733 	result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),  in cp210x_write_vendor_block()
735 				 cp210x_interface_num(serial), dmabuf, bufsize,  in cp210x_write_vendor_block()
743 		dev_err(&serial->interface->dev,  in cp210x_write_vendor_block()
843 	struct usb_serial *serial = port->serial;  in cp210x_get_tx_queue_byte_count()  local
852 	result = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),  in cp210x_get_tx_queue_byte_count()
1121 	struct usb_serial *serial = port->serial;  in cp210x_change_speed()  local
1122 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_change_speed()
1355 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_request()  local
1356 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_request()
1366 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_get()  local
1367 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_get()
1375 	result = usb_autopm_get_interface(serial->interface);  in cp210x_gpio_get()
1379 	result = cp210x_read_vendor_block(serial, req_type,  in cp210x_gpio_get()
1381 	usb_autopm_put_interface(serial->interface);  in cp210x_gpio_get()
1390 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_set()  local
1391 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_set()
1402 	result = usb_autopm_get_interface(serial->interface);  in cp210x_gpio_set()
1407 		result = cp210x_write_vendor_block(serial,  in cp210x_gpio_set()
1414 		result = usb_control_msg(serial->dev,  in cp210x_gpio_set()
1415 					 usb_sndctrlpipe(serial->dev, 0),  in cp210x_gpio_set()
1423 	usb_autopm_put_interface(serial->interface);  in cp210x_gpio_set()
1426 		dev_err(&serial->interface->dev, "failed to set GPIO value: %d\n",  in cp210x_gpio_set()
1433 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_direction_get()  local
1434 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_direction_get()
1441 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_direction_input()  local
1442 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_direction_input()
1464 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_direction_output()  local
1465 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_direction_output()
1476 	struct usb_serial *serial = gpiochip_get_data(gc);  in cp210x_gpio_set_config()  local
1477 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_set_config()
1499 static int cp2105_gpioconf_init(struct usb_serial *serial)  in cp2105_gpioconf_init()  argument
1501 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp2105_gpioconf_init()
1504 	u8 intf_num = cp210x_interface_num(serial);  in cp2105_gpioconf_init()
1508 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp2105_gpioconf_init()
1514 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp2105_gpioconf_init()
1562 static int cp2104_gpioconf_init(struct usb_serial *serial)  in cp2104_gpioconf_init()  argument
1564 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp2104_gpioconf_init()
1571 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp2104_gpioconf_init()
1612 static int cp2102n_gpioconf_init(struct usb_serial *serial)  in cp2102n_gpioconf_init()  argument
1614 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp2102n_gpioconf_init()
1636 	result = cp210x_read_vendor_block(serial,  in cp2102n_gpioconf_init()
1704 static int cp210x_gpio_init(struct usb_serial *serial)  in cp210x_gpio_init()  argument
1706 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_init()
1711 		result = cp2104_gpioconf_init(serial);  in cp210x_gpio_init()
1714 		result = cp2105_gpioconf_init(serial);  in cp210x_gpio_init()
1719 		result = cp2102n_gpioconf_init(serial);  in cp210x_gpio_init()
1737 	priv->gc.parent = &serial->interface->dev;  in cp210x_gpio_init()
1741 	result = gpiochip_add_data(&priv->gc, serial);  in cp210x_gpio_init()
1748 static void cp210x_gpio_remove(struct usb_serial *serial)  in cp210x_gpio_remove()  argument
1750 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_gpio_remove()
1760 static int cp210x_gpio_init(struct usb_serial *serial)  in cp210x_gpio_init()  argument
1765 static void cp210x_gpio_remove(struct usb_serial *serial)  in cp210x_gpio_remove()  argument
1774 	struct usb_serial *serial = port->serial;  in cp210x_port_probe()  local
1782 	port_priv->bInterfaceNumber = cp210x_interface_num(serial);  in cp210x_port_probe()
1805 static void cp210x_init_max_speed(struct usb_serial *serial)  in cp210x_init_max_speed()  argument
1807 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_init_max_speed()
1828 		if (cp210x_interface_num(serial) == 0) {  in cp210x_init_max_speed()
1852 static int cp210x_attach(struct usb_serial *serial)  in cp210x_attach()  argument
1861 	result = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST,  in cp210x_attach()
1865 		dev_warn(&serial->interface->dev,  in cp210x_attach()
1870 	usb_set_serial_data(serial, priv);  in cp210x_attach()
1872 	cp210x_init_max_speed(serial);  in cp210x_attach()
1874 	result = cp210x_gpio_init(serial);  in cp210x_attach()
1876 		dev_err(&serial->interface->dev, "GPIO initialisation failed: %d\n",  in cp210x_attach()
1883 static void cp210x_disconnect(struct usb_serial *serial)  in cp210x_disconnect()  argument
1885 	cp210x_gpio_remove(serial);  in cp210x_disconnect()
1888 static void cp210x_release(struct usb_serial *serial)  in cp210x_release()  argument
1890 	struct cp210x_serial_private *priv = usb_get_serial_data(serial);  in cp210x_release()
1892 	cp210x_gpio_remove(serial);  in cp210x_release()