155 	struct usb_interface	*intf;		/* save off the usb interface pointer */  member
195 		if (dev->intf)  in ld_usb_abort_transfers()
199 		if (dev->intf)  in ld_usb_abort_transfers()
237 			dev_dbg(&dev->intf->dev,  in ld_usb_interrupt_in_callback()
254 			dev_dbg(&dev->intf->dev, "%s: received %d bytes\n",  in ld_usb_interrupt_in_callback()
257 			dev_warn(&dev->intf->dev,  in ld_usb_interrupt_in_callback()
266 	if (dev->interrupt_in_running && !dev->buffer_overflow && dev->intf) {  in ld_usb_interrupt_in_callback()
269 			dev_err(&dev->intf->dev,  in ld_usb_interrupt_in_callback()
292 		dev_dbg(&dev->intf->dev,  in ld_usb_interrupt_out_callback()
395 	if (dev->intf == NULL) {  in ld_usb_release()
426 	if (!dev->intf)  in ld_usb_poll()
465 	if (dev->intf == NULL) {  in ld_usb_read()
491 		dev_warn(&dev->intf->dev, "Read buffer overflow, %zd bytes dropped\n",  in ld_usb_read()
545 	if (dev->intf == NULL) {  in ld_usb_write()
566 		dev_warn(&dev->intf->dev, "Write buffer overflow, %zd bytes dropped\n", count-bytes_to_write);  in ld_usb_write()
567 	dev_dbg(&dev->intf->dev, "%s: count = %zd, bytes_to_write = %zd\n",  in ld_usb_write()
577 		retval = usb_control_msg(interface_to_usbdev(dev->intf),  in ld_usb_write()
578 					 usb_sndctrlpipe(interface_to_usbdev(dev->intf), 0),  in ld_usb_write()
586 			dev_err(&dev->intf->dev,  in ld_usb_write()
594 			 interface_to_usbdev(dev->intf),  in ld_usb_write()
595 			 usb_sndintpipe(interface_to_usbdev(dev->intf),  in ld_usb_write()
609 		dev_err(&dev->intf->dev,  in ld_usb_write()
650 static int ld_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)  in ld_usb_probe()  argument
652 	struct usb_device *udev = interface_to_usbdev(intf);  in ld_usb_probe()
666 	dev->intf = intf;  in ld_usb_probe()
683 	iface_desc = intf->cur_altsetting;  in ld_usb_probe()
688 		dev_err(&intf->dev, "Interrupt in endpoint not found\n");  in ld_usb_probe()
696 		dev_warn(&intf->dev, "Interrupt out endpoint not found (using control endpoint instead)\n");  in ld_usb_probe()
726 	usb_set_intfdata(intf, dev);  in ld_usb_probe()
728 	retval = usb_register_dev(intf, &ld_usb_class);  in ld_usb_probe()
731 		dev_err(&intf->dev, "Not able to get a minor for this device.\n");  in ld_usb_probe()
732 		usb_set_intfdata(intf, NULL);  in ld_usb_probe()
737 	dev_info(&intf->dev, "LD USB Device #%d now attached to major %d minor %d\n",  in ld_usb_probe()
738 		(intf->minor - USB_LD_MINOR_BASE), USB_MAJOR, intf->minor);  in ld_usb_probe()
754 static void ld_usb_disconnect(struct usb_interface *intf)  in ld_usb_disconnect()  argument
759 	dev = usb_get_intfdata(intf);  in ld_usb_disconnect()
760 	usb_set_intfdata(intf, NULL);  in ld_usb_disconnect()
762 	minor = intf->minor;  in ld_usb_disconnect()
765 	usb_deregister_dev(intf, &ld_usb_class);  in ld_usb_disconnect()
774 		dev->intf = NULL;  in ld_usb_disconnect()
781 	dev_info(&intf->dev, "LD USB Device #%d now disconnected\n",  in ld_usb_disconnect()