usb/serial/ti_usb_3410_5052.c

275 /* read urb states */
323 static void ti_interrupt_callback(struct urb *urb);
324 static void ti_bulk_in_callback(struct urb *urb);
325 static void ti_bulk_out_callback(struct urb *urb);
645 	struct urb *urb;
663 	/* start interrupt urb the first time a port is opened on this device */
665 		dev_dbg(&port->dev, "%s - start interrupt in urb\n", __func__);
666 		urb = tdev->td_serial->port[0]->interrupt_in_urb;
667 		if (!urb) {
668 			dev_err(&port->dev, "%s - no interrupt urb\n", __func__);
672 		urb->context = tdev;
673 		status = usb_submit_urb(urb, GFP_KERNEL);
675 			dev_err(&port->dev, "%s - submit interrupt urb failed, %d\n", __func__, status);
732 	/* start read urb */
733 	urb = port->read_urb;
734 	if (!urb) {
735 		dev_err(&port->dev, "%s - no read urb\n", __func__);
740 	urb->context = tport;
741 	status = usb_submit_urb(urb, GFP_KERNEL);
743 		dev_err(&port->dev, "%s - submit read urb failed, %d\n",
790 		/* last port is closed, shut down interrupt urb */
1104 static void ti_interrupt_callback(struct urb *urb)
1106 	struct ti_device *tdev = urb->context;
1110 	struct device *dev = &urb->dev->dev;
1111 	unsigned char *data = urb->transfer_buffer;
1112 	int length = urb->actual_length;
1115 	int status = urb->status;
1125 		dev_dbg(dev, "%s - urb shutting down, %d\n", __func__, status);
1128 		dev_err(dev, "%s - nonzero urb status, %d\n", __func__, status);
1179 	retval = usb_submit_urb(urb, GFP_ATOMIC);
1181 		dev_err(dev, "%s - resubmit interrupt urb failed, %d\n",
1186 static void ti_bulk_in_callback(struct urb *urb)
1188 	struct ti_port *tport = urb->context;
1190 	struct device *dev = &urb->dev->dev;
1191 	int status = urb->status;
1201 		dev_dbg(dev, "%s - urb shutting down, %d\n", __func__, status);
1204 		dev_err(dev, "%s - nonzero urb status, %d\n",
1216 	if (urb->actual_length) {
1217 		usb_serial_debug_data(dev, __func__, urb->actual_length,
1218 				      urb->transfer_buffer);
1224 			ti_recv(port, urb->transfer_buffer, urb->actual_length);
1226 		port->icount.rx += urb->actual_length;
1234 		retval = usb_submit_urb(urb, GFP_ATOMIC);
1240 		dev_err(dev, "%s - resubmit read urb failed, %d\n",
1245 static void ti_bulk_out_callback(struct urb *urb)
1247 	struct ti_port *tport = urb->context;
1249 	int status = urb->status;
1259 		dev_dbg(&port->dev, "%s - urb shutting down, %d\n", __func__, status);
1262 		dev_err_console(port, "%s - nonzero urb status, %d\n",
1324 		dev_err_console(port, "%s - submit write urb failed, %d\n",
1450 	struct urb *urb;
1458 		urb = tport->tp_port->read_urb;
1460 		urb->context = tport;
1461 		status = usb_submit_urb(urb, GFP_KERNEL);