34 static int  omninet_open(struct tty_struct *tty, struct usb_serial_port *port);
37 static int  omninet_write(struct tty_struct *tty, struct usb_serial_port *port,
41 static int omninet_port_probe(struct usb_serial_port *port);
42 static int omninet_port_remove(struct usb_serial_port *port);
107 static int omninet_port_probe(struct usb_serial_port *port)  in omninet_port_probe()  argument
115 	usb_set_serial_port_data(port, od);  in omninet_port_probe()
120 static int omninet_port_remove(struct usb_serial_port *port)  in omninet_port_remove()  argument
124 	od = usb_get_serial_port_data(port);  in omninet_port_remove()
130 static int omninet_open(struct tty_struct *tty, struct usb_serial_port *port)  in omninet_open()  argument
132 	struct usb_serial	*serial = port->serial;  in omninet_open()
135 	wport = serial->port[1];  in omninet_open()
136 	tty_port_tty_set(&wport->port, tty);  in omninet_open()
138 	return usb_serial_generic_open(tty, port);  in omninet_open()
147 	struct usb_serial_port *port = urb->context;  in omninet_process_read_urb()  local
158 	tty_insert_flip_string(&port->port, data, data_len);  in omninet_process_read_urb()
159 	tty_flip_buffer_push(&port->port);  in omninet_process_read_urb()
162 static int omninet_write(struct tty_struct *tty, struct usb_serial_port *port,  in omninet_write()  argument
165 	struct usb_serial *serial = port->serial;  in omninet_write()
166 	struct usb_serial_port *wport = serial->port[1];  in omninet_write()
168 	struct omninet_data *od = usb_get_serial_port_data(port);  in omninet_write()
175 		dev_dbg(&port->dev, "%s - write request of 0 bytes\n", __func__);  in omninet_write()
179 	if (!test_and_clear_bit(0, &port->write_urbs_free)) {  in omninet_write()
180 		dev_dbg(&port->dev, "%s - already writing\n", __func__);  in omninet_write()
189 	usb_serial_debug_data(&port->dev, __func__, count,  in omninet_write()
203 		dev_err_console(port,  in omninet_write()
215 	struct usb_serial_port *port = tty->driver_data;  in omninet_write_room()  local
216 	struct usb_serial 	*serial = port->serial;  in omninet_write_room()
217 	struct usb_serial_port 	*wport 	= serial->port[1];  in omninet_write_room()
224 	dev_dbg(&port->dev, "%s - returns %d\n", __func__, room);  in omninet_write_room()
233 	struct usb_serial_port 	*port   =  urb->context;  in omninet_write_bulk_callback()  local
236 	set_bit(0, &port->write_urbs_free);  in omninet_write_bulk_callback()
238 		dev_dbg(&port->dev, "%s - nonzero write bulk status received: %d\n",  in omninet_write_bulk_callback()
243 	usb_serial_port_softint(port);  in omninet_write_bulk_callback()
249 	struct usb_serial_port *wport = serial->port[1];  in omninet_disconnect()