dev/usb/usb_dev.c

197 	/* clear all refs */
229 		 * grabbing the FIFO refs to avoid deadlock at detach!
308 	/* clear all refs */
875 	struct usb_cdev_refdata refs;
892 	err = usb_ref_device(cpd, &refs, 1);
901 	err = usb_fifo_create(cpd, &refs);
905 		usb_unref_device(cpd, &refs);
910 		err = usb_fifo_open(cpd, refs.rxfifo, fflags);
913 			usb_unref_device(cpd, &refs);
919 		err = usb_fifo_open(cpd, refs.txfifo, fflags);
923 				usb_fifo_close(refs.rxfifo, fflags);
925 			usb_unref_device(cpd, &refs);
930 	usb_unref_device(cpd, &refs);
942 	struct usb_cdev_refdata refs;
948 	err = usb_ref_device(cpd, &refs,
956 		usb_fifo_close(refs.rxfifo, cpd->fflags);
959 		usb_fifo_close(refs.txfifo, cpd->fflags);
961 	usb_unref_device(cpd, &refs);
1059 	struct usb_cdev_refdata refs;
1076 	err = usb_ref_device(cpd, &refs, 0 /* no uref */ );
1086 		f = refs.txfifo;
1090 		f = refs.rxfifo;
1104 	if (usb_usb_ref_device(cpd, &refs)) {
1123 		usb_unref_device(cpd, &refs);
1127 		while (usb_ref_device(cpd, &refs, 1 /* need uref */)) {
1128 			if (usb_ref_device(cpd, &refs, 0)) {
1132 			usb_unref_device(cpd, &refs);
1138 	usb_unref_device(cpd, &refs);
1252 	struct usb_cdev_refdata refs;
1261 	    usb_ref_device(cpd, &refs, 0) != 0)
1270 			f = refs.txfifo;
1277 			f = refs.rxfifo;
1294 	usb_unref_device(cpd, &refs);
1302 	struct usb_cdev_refdata refs;
1309 	    usb_ref_device(cpd, &refs, 0) != 0)
1320 		f = refs.txfifo;
1324 		if (!refs.is_usbfs) {
1359 		f = refs.rxfifo;
1363 		if (!refs.is_usbfs) {
1392 			if (!refs.is_usbfs) {
1400 	usb_unref_device(cpd, &refs);
1407 	struct usb_cdev_refdata refs;
1421 	err = usb_ref_device(cpd, &refs, 0 /* no uref */ );
1427 	f = refs.rxfifo;
1430 		usb_unref_device(cpd, &refs);
1444 	if (refs.is_usbfs) {
1522 	usb_unref_device(cpd, &refs);
1530 	struct usb_cdev_refdata refs;
1547 	err = usb_ref_device(cpd, &refs, 0 /* no uref */ );
1553 	f = refs.txfifo;
1556 		usb_unref_device(cpd, &refs);
1569 	if (refs.is_usbfs) {
1663 	usb_unref_device(cpd, &refs);