Cross Reference: /drivers/usb/core/devio.c

Lines Matching refs:ifnum
88 	unsigned int ifnum;
555 				       unsigned int ifnum)
563 		if (ifnum == list_entry(p, struct async, asynclist)->ifnum)
589 	unsigned int ifnum = intf->altsetting->desc.bInterfaceNumber;
598 	if (likely(ifnum < 8*sizeof(ps->ifclaimed)))
599 		clear_bit(ifnum, &ps->ifclaimed);
602 			 ifnum);
607 	destroy_async_on_interface(ps, ifnum);
631 static int claimintf(struct usb_dev_state *ps, unsigned int ifnum)
637 	if (ifnum >= 8*sizeof(ps->ifclaimed))
640 	if (test_bit(ifnum, &ps->ifclaimed))
643 	intf = usb_ifnum_to_if(dev, ifnum);
649 		set_bit(ifnum, &ps->ifclaimed);
653 static int releaseintf(struct usb_dev_state *ps, unsigned int ifnum)
660 	if (ifnum >= 8*sizeof(ps->ifclaimed))
663 	intf = usb_ifnum_to_if(dev, ifnum);
666 	else if (test_and_clear_bit(ifnum, &ps->ifclaimed)) {
673 static int checkintf(struct usb_dev_state *ps, unsigned int ifnum)
677 	if (ifnum >= 8*sizeof(ps->ifclaimed))
679 	if (test_bit(ifnum, &ps->ifclaimed))
684 		 current->comm, ifnum);
685 	return claimintf(ps, ifnum);
792 	int ifnum, ret;
821 		ifnum = findintfep(ps->dev, ep);
822 		if (ifnum < 0) {
823 			ret = ifnum;
828 			ret = checkintf(ps, ifnum);
831 			intf = usb_ifnum_to_if(ps->dev, ifnum);
834 			if (ifnum != intf->altsetting->desc.bInterfaceNumber) {
939 	unsigned int ifnum;
947 	for (ifnum = 0; ps->ifclaimed && ifnum < 8*sizeof(ps->ifclaimed);
948 			ifnum++) {
949 		if (test_bit(ifnum, &ps->ifclaimed))
950 			releaseintf(ps, ifnum);
1292 	int i, ret, is_in, num_sgs = 0, ifnum = -1;
1308 		ifnum = findintfep(ps->dev, uurb->endpoint);
1309 		if (ifnum < 0)
1310 			return ifnum;
1311 		ret = checkintf(ps, ifnum);
1549 	as->ifnum = ifnum;
1890 	unsigned int ifnum;
1892 	if (get_user(ifnum, (unsigned int __user *)arg))
1894 	return claimintf(ps, ifnum);
1899 	unsigned int ifnum;
1902 	if (get_user(ifnum, (unsigned int __user *)arg))
1904 	if ((ret = releaseintf(ps, ifnum)) < 0)
1906 	destroy_async_on_interface (ps, ifnum);