216 static int mxuport_recv_ctrl_urb(struct usb_serial *serial,  in mxuport_recv_ctrl_urb()  argument
222 	status = usb_control_msg(serial->dev,  in mxuport_recv_ctrl_urb()
223 				 usb_rcvctrlpipe(serial->dev, 0),  in mxuport_recv_ctrl_urb()
230 		dev_err(&serial->interface->dev,  in mxuport_recv_ctrl_urb()
237 		dev_err(&serial->interface->dev,  in mxuport_recv_ctrl_urb()
247 static int mxuport_send_ctrl_data_urb(struct usb_serial *serial,  in mxuport_send_ctrl_data_urb()  argument
254 	status = usb_control_msg(serial->dev,  in mxuport_send_ctrl_data_urb()
255 				 usb_sndctrlpipe(serial->dev, 0),  in mxuport_send_ctrl_data_urb()
262 		dev_err(&serial->interface->dev,  in mxuport_send_ctrl_data_urb()
269 		dev_err(&serial->interface->dev,  in mxuport_send_ctrl_data_urb()
279 static int mxuport_send_ctrl_urb(struct usb_serial *serial,  in mxuport_send_ctrl_urb()  argument
282 	return mxuport_send_ctrl_data_urb(serial, request, value, index,  in mxuport_send_ctrl_urb()
298 	struct usb_serial *serial = port->serial;  in mxuport_throttle()  local
302 	mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_RX_HOST_EN,  in mxuport_throttle()
317 	struct usb_serial *serial = port->serial;  in mxuport_unthrottle()  local
321 	mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_RX_HOST_EN,  in mxuport_unthrottle()
477 	struct usb_serial *serial = port->serial;  in mxuport_process_read_urb_demux_data()  local
493 		if (rcv_port >= serial->num_ports) {  in mxuport_process_read_urb_demux_data()
499 		demux_port = serial->port[rcv_port];  in mxuport_process_read_urb_demux_data()
524 	struct usb_serial *serial = port->serial;  in mxuport_process_read_urb_demux_event()  local
540 		if (rcv_port >= serial->num_ports) {  in mxuport_process_read_urb_demux_event()
546 		demux_port = serial->port[rcv_port];  in mxuport_process_read_urb_demux_event()
568 	struct usb_serial *serial = port->serial;  in mxuport_process_read_urb()  local
570 	if (port == serial->port[0])  in mxuport_process_read_urb()
573 	if (port == serial->port[1])  in mxuport_process_read_urb()
583 	struct usb_serial *serial = port->serial;  in mxuport_tx_empty()  local
593 	err = mxuport_recv_ctrl_urb(serial, RQ_VENDOR_GET_OUTQUEUE, 0,  in mxuport_tx_empty()
611 	struct usb_serial *serial = port->serial;  in mxuport_set_mcr()  local
616 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_MCR,  in mxuport_set_mcr()
627 	struct usb_serial *serial = port->serial;  in mxuport_set_dtr()  local
632 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_DTR,  in mxuport_set_dtr()
649 	struct usb_serial *serial = port->serial;  in mxuport_set_rts()  local
677 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_RTS,  in mxuport_set_rts()
776 				    struct usb_serial *serial)  in mxuport_set_termios_flow()  argument
795 		err = mxuport_send_ctrl_data_urb(serial, RQ_VENDOR_SET_CHARS,  in mxuport_set_termios_flow()
807 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_XONXOFF,  in mxuport_set_termios_flow()
850 	struct usb_serial *serial = port->serial;  in mxuport_set_termios()  local
914 	err = mxuport_send_ctrl_data_urb(serial, RQ_VENDOR_SET_LINE,  in mxuport_set_termios()
919 	err = mxuport_set_termios_flow(tty, old_termios, port, serial);  in mxuport_set_termios()
930 	err = mxuport_send_ctrl_data_urb(serial, RQ_VENDOR_SET_BAUD,  in mxuport_set_termios()
949 static int mxuport_calc_num_ports(struct usb_serial *serial)  in mxuport_calc_num_ports()  argument
951 	unsigned long features = (unsigned long)usb_get_serial_data(serial);  in mxuport_calc_num_ports()
966 static int mxuport_get_fw_version(struct usb_serial *serial, u32 *version)  in mxuport_get_fw_version()  argument
976 	err = mxuport_recv_ctrl_urb(serial, RQ_VENDOR_GET_VERSION, 0, 0,  in mxuport_get_fw_version()
991 static int mxuport_download_fw(struct usb_serial *serial,  in mxuport_download_fw()  argument
1003 	dev_dbg(&serial->interface->dev, "Starting firmware download...\n");  in mxuport_download_fw()
1004 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_START_FW_DOWN, 0, 0);  in mxuport_download_fw()
1013 		err = mxuport_send_ctrl_data_urb(serial, RQ_VENDOR_FW_DATA,  in mxuport_download_fw()
1016 			mxuport_send_ctrl_urb(serial, RQ_VENDOR_STOP_FW_DOWN,  in mxuport_download_fw()
1027 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_STOP_FW_DOWN, 0, 0);  in mxuport_download_fw()
1032 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_QUERY_FW_READY, 0, 0);  in mxuport_download_fw()
1039 static int mxuport_probe(struct usb_serial *serial,  in mxuport_probe()  argument
1042 	u16 productid = le16_to_cpu(serial->dev->descriptor.idProduct);  in mxuport_probe()
1050 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_QUERY_FW_CONFIG, 0, 0);  in mxuport_probe()
1052 		mxuport_send_ctrl_urb(serial, RQ_VENDOR_RESET_DEVICE, 0, 0);  in mxuport_probe()
1056 	err = mxuport_get_fw_version(serial, &version);  in mxuport_probe()
1060 	dev_dbg(&serial->interface->dev, "Device firmware version v%x.%x.%x\n",  in mxuport_probe()
1067 	err = request_firmware(&fw_p, buf, &serial->interface->dev);  in mxuport_probe()
1069 		dev_warn(&serial->interface->dev, "Firmware %s not found\n",  in mxuport_probe()
1078 		dev_dbg(&serial->interface->dev,  in mxuport_probe()
1083 			err = mxuport_download_fw(serial, fw_p);  in mxuport_probe()
1086 			err  = mxuport_get_fw_version(serial, &version);  in mxuport_probe()
1092 	dev_info(&serial->interface->dev,  in mxuport_probe()
1102 	usb_set_serial_data(serial, (void *)id->driver_info);  in mxuport_probe()
1112 	struct usb_serial *serial = port->serial;  in mxuport_port_probe()  local
1128 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_FIFO_DISABLE,  in mxuport_port_probe()
1134 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_HIGH_PERFOR,  in mxuport_port_probe()
1140 	return mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_INTERFACE,  in mxuport_port_probe()
1145 static int mxuport_alloc_write_urb(struct usb_serial *serial,  in mxuport_alloc_write_urb()  argument
1150 	struct usb_device *dev = interface_to_usbdev(serial->interface);  in mxuport_alloc_write_urb()
1165 			  serial->type->write_bulk_callback,  in mxuport_alloc_write_urb()
1171 static int mxuport_alloc_write_urbs(struct usb_serial *serial,  in mxuport_alloc_write_urbs()  argument
1179 		ret = mxuport_alloc_write_urb(serial, port, port0, j);  in mxuport_alloc_write_urbs()
1187 static int mxuport_attach(struct usb_serial *serial)  in mxuport_attach()  argument
1189 	struct usb_serial_port *port0 = serial->port[0];  in mxuport_attach()
1190 	struct usb_serial_port *port1 = serial->port[1];  in mxuport_attach()
1200 	for (i = 1; i < serial->num_bulk_out; ++i) {  in mxuport_attach()
1201 		port = serial->port[i];  in mxuport_attach()
1216 	for (i = 1; i < serial->num_ports; ++i) {  in mxuport_attach()
1217 		port = serial->port[i];  in mxuport_attach()
1222 		err = mxuport_alloc_write_urbs(serial, port, port0);  in mxuport_attach()
1262 static void mxuport_release(struct usb_serial *serial)  in mxuport_release()  argument
1264 	struct usb_serial_port *port0 = serial->port[0];  in mxuport_release()
1265 	struct usb_serial_port *port1 = serial->port[1];  in mxuport_release()
1274 	struct usb_serial *serial = port->serial;  in mxuport_open()  local
1278 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_RX_HOST_EN,  in mxuport_open()
1283 	err = mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_OPEN,  in mxuport_open()
1286 		mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_RX_HOST_EN,  in mxuport_open()
1306 	struct usb_serial *serial = port->serial;  in mxuport_close()  local
1308 	mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_OPEN, 0,  in mxuport_close()
1311 	mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_RX_HOST_EN, 0,  in mxuport_close()
1319 	struct usb_serial *serial = port->serial;  in mxuport_break_ctl()  local
1330 	mxuport_send_ctrl_urb(serial, RQ_VENDOR_SET_BREAK,  in mxuport_break_ctl()
1334 static int mxuport_resume(struct usb_serial *serial)  in mxuport_resume()  argument
1342 		port = serial->port[i];  in mxuport_resume()
1349 	for (i = 0; i < serial->num_ports; i++) {  in mxuport_resume()
1350 		port = serial->port[i];  in mxuport_resume()