193 	struct usb_fifo *f;  in usb_ref_device()  local
254 			f = ppf[cpd->fifo_index + USB_FIFO_TX];  in usb_ref_device()
255 			crd->txfifo = f;  in usb_ref_device()
257 			if (f == NULL || f->refcount == USB_FIFO_REF_MAX)  in usb_ref_device()
259 			if (f->curr_cpd != cpd)  in usb_ref_device()
262 			if (f->fs_ep_max != 0) {  in usb_ref_device()
270 			f = ppf[cpd->fifo_index + USB_FIFO_RX];  in usb_ref_device()
271 			crd->rxfifo = f;  in usb_ref_device()
273 			if (f == NULL || f->refcount == USB_FIFO_REF_MAX)  in usb_ref_device()
275 			if (f->curr_cpd != cpd)  in usb_ref_device()
278 			if (f->fs_ep_max != 0) {  in usb_ref_device()
383 	struct usb_fifo *f;  in usb_fifo_alloc()  local
385 	f = malloc(sizeof(*f), M_USBDEV, M_WAITOK | M_ZERO);  in usb_fifo_alloc()
386 	cv_init(&f->cv_io, "FIFO-IO");  in usb_fifo_alloc()
387 	cv_init(&f->cv_drain, "FIFO-DRAIN");  in usb_fifo_alloc()
388 	sx_init(&f->fs_fastpath_lock, "FIFO-FP");  in usb_fifo_alloc()
389 	f->priv_mtx = mtx;  in usb_fifo_alloc()
390 	f->refcount = 1;  in usb_fifo_alloc()
391 	knlist_init_mtx(&f->selinfo.si_note, mtx);  in usb_fifo_alloc()
392 	return (f);  in usb_fifo_alloc()
403 	struct usb_fifo *f;  in usb_fifo_create()  local
421 			f = udev->fifo[cpd->fifo_index + USB_FIFO_TX];  in usb_fifo_create()
422 			if (f == NULL)  in usb_fifo_create()
424 			crd->txfifo = f;  in usb_fifo_create()
427 			f = udev->fifo[cpd->fifo_index + USB_FIFO_RX];  in usb_fifo_create()
428 			if (f == NULL)  in usb_fifo_create()
430 			crd->rxfifo = f;  in usb_fifo_create()
452 			f = udev->fifo[n + USB_FIFO_TX];  in usb_fifo_create()
453 			if (f != NULL) {  in usb_fifo_create()
454 				if (f->dev_ep_index != e) {  in usb_fifo_create()
458 				if (f->curr_cpd != NULL) {  in usb_fifo_create()
469 			f = udev->fifo[n + USB_FIFO_RX];  in usb_fifo_create()
470 			if (f != NULL) {  in usb_fifo_create()
471 				if (f->dev_ep_index != e) {  in usb_fifo_create()
475 				if (f->curr_cpd != NULL) {  in usb_fifo_create()
513 		f = usb_fifo_alloc(&udev->device_mtx);  in usb_fifo_create()
514 		if (f == NULL) {  in usb_fifo_create()
519 		f->fifo_index = n + USB_FIFO_TX;  in usb_fifo_create()
520 		f->dev_ep_index = e;  in usb_fifo_create()
521 		f->priv_sc0 = ep;  in usb_fifo_create()
522 		f->methods = &usb_ugen_methods;  in usb_fifo_create()
523 		f->iface_index = ep->iface_index;  in usb_fifo_create()
524 		f->udev = udev;  in usb_fifo_create()
526 		udev->fifo[n + USB_FIFO_TX] = f;  in usb_fifo_create()
538 		f = usb_fifo_alloc(&udev->device_mtx);  in usb_fifo_create()
539 		if (f == NULL) {  in usb_fifo_create()
544 		f->fifo_index = n + USB_FIFO_RX;  in usb_fifo_create()
545 		f->dev_ep_index = e;  in usb_fifo_create()
546 		f->priv_sc0 = ep;  in usb_fifo_create()
547 		f->methods = &usb_ugen_methods;  in usb_fifo_create()
548 		f->iface_index = ep->iface_index;  in usb_fifo_create()
549 		f->udev = udev;  in usb_fifo_create()
551 		udev->fifo[n + USB_FIFO_RX] = f;  in usb_fifo_create()
570 usb_fifo_free(struct usb_fifo *f)  in usb_fifo_free()  argument
574 	if (f == NULL) {  in usb_fifo_free()
580 		if (f->symlink[n]) {  in usb_fifo_free()
581 			usb_free_symlink(f->symlink[n]);  in usb_fifo_free()
582 			f->symlink[n] = NULL;  in usb_fifo_free()
588 	if ((f->fifo_index < USB_FIFO_MAX) &&  in usb_fifo_free()
589 	    (f->udev != NULL) &&  in usb_fifo_free()
590 	    (f->udev->fifo[f->fifo_index] == f)) {  in usb_fifo_free()
591 		f->udev->fifo[f->fifo_index] = NULL;  in usb_fifo_free()
593 		DPRINTFN(0, "USB FIFO %p has not been linked\n", f);  in usb_fifo_free()
597 	f->refcount--;  in usb_fifo_free()
599 	while (f->refcount != 0) {  in usb_fifo_free()
601 		mtx_lock(f->priv_mtx);  in usb_fifo_free()
603 		f->flag_iserror = 1;  in usb_fifo_free()
605 		if (f->flag_sleeping) {  in usb_fifo_free()
606 			f->flag_sleeping = 0;  in usb_fifo_free()
607 			cv_broadcast(&f->cv_io);  in usb_fifo_free()
609 		mtx_unlock(f->priv_mtx);  in usb_fifo_free()
616 		if (f->refcount == 0)  in usb_fifo_free()
620 		cv_wait(&f->cv_drain, &usb_ref_lock);  in usb_fifo_free()
625 	usb_fifo_close(f, 0);  in usb_fifo_free()
627 	cv_destroy(&f->cv_io);  in usb_fifo_free()
628 	cv_destroy(&f->cv_drain);  in usb_fifo_free()
629 	sx_destroy(&f->fs_fastpath_lock);  in usb_fifo_free()
631 	knlist_clear(&f->selinfo.si_note, 0);  in usb_fifo_free()
632 	seldrain(&f->selinfo);  in usb_fifo_free()
633 	knlist_destroy(&f->selinfo.si_note);  in usb_fifo_free()
635 	free(f, M_USBDEV);  in usb_fifo_free()
683     struct usb_fifo *f, int fflags)  in usb_fifo_open()  argument
687 	if (f == NULL) {  in usb_fifo_open()
696 	if ((f->fifo_index & 1) == USB_FIFO_TX) {  in usb_fifo_open()
704 	if (f->curr_cpd != NULL) {  in usb_fifo_open()
710 	f->flag_short = 0;  in usb_fifo_open()
713 	err = (f->methods->f_open) (f, fflags);  in usb_fifo_open()
717 	mtx_lock(f->priv_mtx);  in usb_fifo_open()
720 	f->flag_sleeping = 0;  in usb_fifo_open()
723 	f->flag_iserror = 0;  in usb_fifo_open()
726 	f->flag_iscomplete = 0;  in usb_fifo_open()
729 	f->flag_isselect = 0;  in usb_fifo_open()
732 	f->flag_flushing = 0;  in usb_fifo_open()
735 	f->async_p = NULL;  in usb_fifo_open()
739 	f->curr_cpd = cpd;  in usb_fifo_open()
743 	usb_fifo_reset(f);  in usb_fifo_open()
745 	mtx_unlock(f->priv_mtx);  in usb_fifo_open()
754 usb_fifo_reset(struct usb_fifo *f)  in usb_fifo_reset()  argument
758 	if (f == NULL) {  in usb_fifo_reset()
762 		USB_IF_DEQUEUE(&f->used_q, m);  in usb_fifo_reset()
764 			USB_IF_ENQUEUE(&f->free_q, m);  in usb_fifo_reset()
770 	f->flag_have_fragment = 0;  in usb_fifo_reset()
777 usb_fifo_close(struct usb_fifo *f, int fflags)  in usb_fifo_close()  argument
782 	if (f->curr_cpd == NULL) {  in usb_fifo_close()
786 	mtx_lock(f->priv_mtx);  in usb_fifo_close()
790 	f->curr_cpd = NULL;  in usb_fifo_close()
794 	KNOTE_LOCKED(&f->selinfo.si_note, 0);  in usb_fifo_close()
797 	if (f->flag_isselect) {  in usb_fifo_close()
798 		selwakeup(&f->selinfo);  in usb_fifo_close()
799 		f->flag_isselect = 0;  in usb_fifo_close()
802 	if (f->async_p != NULL) {  in usb_fifo_close()
803 		PROC_LOCK(f->async_p);  in usb_fifo_close()
804 		kern_psignal(f->async_p, SIGIO);  in usb_fifo_close()
805 		PROC_UNLOCK(f->async_p);  in usb_fifo_close()
806 		f->async_p = NULL;  in usb_fifo_close()
812 	if ((f->fifo_index & 1) == USB_FIFO_TX) {  in usb_fifo_close()
813 		if (!f->flag_iserror) {  in usb_fifo_close()
815 			f->flag_flushing = 1;  in usb_fifo_close()
818 			if (f->flag_have_fragment) {  in usb_fifo_close()
820 				f->flag_have_fragment = 0;  in usb_fifo_close()
821 				USB_IF_DEQUEUE(&f->free_q, m);  in usb_fifo_close()
823 					USB_IF_ENQUEUE(&f->used_q, m);  in usb_fifo_close()
828 			(f->methods->f_start_write) (f);  in usb_fifo_close()
831 			while (f->flag_flushing &&  in usb_fifo_close()
832 			    (!f->flag_iserror)) {  in usb_fifo_close()
834 				f->flag_sleeping = 1;  in usb_fifo_close()
835 				err = cv_timedwait_sig(&f->cv_io, f->priv_mtx,  in usb_fifo_close()
846 		(f->methods->f_stop_write) (f);  in usb_fifo_close()
851 		(f->methods->f_stop_read) (f);  in usb_fifo_close()
855 	if (f->flag_sleeping) {  in usb_fifo_close()
858 	mtx_unlock(f->priv_mtx);  in usb_fifo_close()
861 	(f->methods->f_close) (f, fflags);  in usb_fifo_close()
1006 usb_ioctl_f_sub(struct usb_fifo *f, u_long cmd, void *addr,  in usb_ioctl_f_sub()  argument
1022 			if (f->async_p != NULL) {  in usb_ioctl_f_sub()
1026 			f->async_p = USB_TD_GET_PROC(td);  in usb_ioctl_f_sub()
1028 			f->async_p = NULL;  in usb_ioctl_f_sub()
1034 		if (f->async_p == NULL) {  in usb_ioctl_f_sub()
1038 		if (*(int *)addr != USB_PROC_GET_GID(f->async_p)) {  in usb_ioctl_f_sub()
1058 	struct usb_fifo *f;  in usb_ioctl()  local
1079 	f = NULL;			/* set default value */  in usb_ioctl()
1083 		f = refs.txfifo;  in usb_ioctl()
1084 		err = usb_ioctl_f_sub(f, cmd, addr, td);  in usb_ioctl()
1087 		f = refs.rxfifo;  in usb_ioctl()
1088 		err = usb_ioctl_f_sub(f, cmd, addr, td);  in usb_ioctl()
1090 	KASSERT(f != NULL, ("fifo not found"));  in usb_ioctl()
1094 	err = (f->methods->f_ioctl) (f, cmd, addr, fflags);  in usb_ioctl()
1106 	err = (f->methods->f_ioctl_post) (f, cmd, addr, fflags);  in usb_ioctl()
1118 	while (f->udev->re_enumerate_wait != USB_RE_ENUM_DONE) {  in usb_ioctl()
1141 	struct usb_fifo *f = kn->kn_hook;  in usb_filter_detach()  local
1142 	knlist_remove(&f->selinfo.si_note, kn, 0);  in usb_filter_detach()
1149 	struct usb_fifo *f;  in usb_filter_write()  local
1154 	f = kn->kn_hook;  in usb_filter_write()
1156 	USB_MTX_ASSERT(f->priv_mtx, MA_OWNED);  in usb_filter_write()
1158 	cpd = f->curr_cpd;  in usb_filter_write()
1161 	} else if (f->fs_ep_max == 0) {  in usb_filter_write()
1162 		if (f->flag_iserror) {  in usb_filter_write()
1166 			if (f->queue_data == NULL) {  in usb_filter_write()
1171 				(f->methods->f_start_write) (f);  in usb_filter_write()
1174 			USB_IF_POLL(&f->free_q, m);  in usb_filter_write()
1177 		if (f->flag_iscomplete) {  in usb_filter_write()
1190 	struct usb_fifo *f;  in usb_filter_read()  local
1195 	f = kn->kn_hook;  in usb_filter_read()
1197 	USB_MTX_ASSERT(f->priv_mtx, MA_OWNED);  in usb_filter_read()
1199 	cpd = f->curr_cpd;  in usb_filter_read()
1202 	} else if (f->fs_ep_max == 0) {  in usb_filter_read()
1203 		if (f->flag_iserror) {  in usb_filter_read()
1207 			if (f->queue_data == NULL) {  in usb_filter_read()
1212 				(f->methods->f_start_read) (f);  in usb_filter_read()
1215 			USB_IF_POLL(&f->used_q, m);  in usb_filter_read()
1219 				(f->methods->f_start_read) (f);  in usb_filter_read()
1222 		if (f->flag_iscomplete) {  in usb_filter_read()
1249 	struct usb_fifo *f;  in usb_kqfilter()  local
1265 			f = refs.txfifo;  in usb_kqfilter()
1272 			f = refs.rxfifo;  in usb_kqfilter()
1283 		kn->kn_hook = f;  in usb_kqfilter()
1284 		mtx_lock(f->priv_mtx);  in usb_kqfilter()
1285 		knlist_add(&f->selinfo.si_note, kn, 1);  in usb_kqfilter()
1286 		mtx_unlock(f->priv_mtx);  in usb_kqfilter()
1299 	struct usb_fifo *f;  in usb_poll()  local
1314 		f = refs.txfifo;  in usb_poll()
1316 		mtx_lock(f->priv_mtx);  in usb_poll()
1319 			if (f->flag_iserror) {  in usb_poll()
1323 				if (f->queue_data == NULL) {  in usb_poll()
1328 					(f->methods->f_start_write) (f);  in usb_poll()
1331 				USB_IF_POLL(&f->free_q, m);  in usb_poll()
1334 			if (f->flag_iscomplete) {  in usb_poll()
1344 			f->flag_isselect = 1;  in usb_poll()
1345 			selrecord(td, &f->selinfo);  in usb_poll()
1348 		mtx_unlock(f->priv_mtx);  in usb_poll()
1352 		f = refs.rxfifo;  in usb_poll()
1354 		mtx_lock(f->priv_mtx);  in usb_poll()
1357 			if (f->flag_iserror) {  in usb_poll()
1361 				if (f->queue_data == NULL) {  in usb_poll()
1366 					(f->methods->f_start_read) (f);  in usb_poll()
1369 				USB_IF_POLL(&f->used_q, m);  in usb_poll()
1372 			if (f->flag_iscomplete) {  in usb_poll()
1382 			f->flag_isselect = 1;  in usb_poll()
1383 			selrecord(td, &f->selinfo);  in usb_poll()
1387 				(f->methods->f_start_read) (f);  in usb_poll()
1391 		mtx_unlock(f->priv_mtx);  in usb_poll()
1402 	struct usb_fifo *f;  in usb_read()  local
1416 	f = refs.rxfifo;  in usb_read()
1417 	if (f == NULL) {  in usb_read()
1423 	mtx_lock(f->priv_mtx);  in usb_read()
1426 	if (f->flag_iserror) {  in usb_read()
1440 		USB_IF_DEQUEUE(&f->used_q, m);  in usb_read()
1445 			(f->methods->f_start_read) (f);  in usb_read()
1457 			err = usb_fifo_wait(f);  in usb_read()
1463 		if (f->methods->f_filter_read) {  in usb_read()
1469 			(f->methods->f_filter_read) (f, m);  in usb_read()
1478 		err = usb_fifo_uiomove(f,  in usb_read()
1489 			USB_IF_ENQUEUE(&f->free_q, m);  in usb_read()
1496 			USB_IF_PREPEND(&f->used_q, m);  in usb_read()
1504 	mtx_unlock(f->priv_mtx);  in usb_read()
1516 	struct usb_fifo *f;  in usb_write()  local
1533 	f = refs.txfifo;  in usb_write()
1534 	if (f == NULL) {  in usb_write()
1540 	mtx_lock(f->priv_mtx);  in usb_write()
1543 	if (f->flag_iserror) {  in usb_write()
1556 	if (f->queue_data == NULL) {  in usb_write()
1558 		(f->methods->f_start_write) (f);  in usb_write()
1562 		USB_IF_DEQUEUE(&f->free_q, m);  in usb_write()
1575 			err = usb_fifo_wait(f);  in usb_write()
1583 		if (f->flag_have_fragment == 0) {  in usb_write()
1601 		err = usb_fifo_uiomove(f, pdata, io_len, uio);  in usb_write()
1604 			f->flag_have_fragment = 0;  in usb_write()
1605 			USB_IF_ENQUEUE(&f->free_q, m);  in usb_write()
1611 		if ((f->flag_write_defrag == 0) ||  in usb_write()
1613 			f->flag_have_fragment = 0;  in usb_write()
1622 			if (f->methods->f_filter_write) {  in usb_write()
1623 				(f->methods->f_filter_write) (f, m);  in usb_write()
1627 			USB_IF_ENQUEUE(&f->used_q, m);  in usb_write()
1630 			(f->methods->f_start_write) (f);  in usb_write()
1633 			f->flag_have_fragment = 1;  in usb_write()
1634 			USB_IF_PREPEND(&f->free_q, m);  in usb_write()
1639 	mtx_unlock(f->priv_mtx);  in usb_write()
1695 usb_fifo_uiomove(struct usb_fifo *f, void *cp,  in usb_fifo_uiomove()  argument
1700 	mtx_unlock(f->priv_mtx);  in usb_fifo_uiomove()
1708 	mtx_lock(f->priv_mtx);  in usb_fifo_uiomove()
1714 usb_fifo_wait(struct usb_fifo *f)  in usb_fifo_wait()  argument
1718 	USB_MTX_ASSERT(f->priv_mtx, MA_OWNED);  in usb_fifo_wait()
1720 	if (f->flag_iserror) {  in usb_fifo_wait()
1724 	f->flag_sleeping = 1;  in usb_fifo_wait()
1726 	err = cv_wait_sig(&f->cv_io, f->priv_mtx);  in usb_fifo_wait()
1728 	if (f->flag_iserror) {  in usb_fifo_wait()
1736 usb_fifo_signal(struct usb_fifo *f)  in usb_fifo_signal()  argument
1738 	if (f->flag_sleeping) {  in usb_fifo_signal()
1739 		f->flag_sleeping = 0;  in usb_fifo_signal()
1740 		cv_broadcast(&f->cv_io);  in usb_fifo_signal()
1745 usb_fifo_wakeup(struct usb_fifo *f)  in usb_fifo_wakeup()  argument
1747 	usb_fifo_signal(f);  in usb_fifo_wakeup()
1749 	KNOTE_LOCKED(&f->selinfo.si_note, 0);  in usb_fifo_wakeup()
1751 	if (f->flag_isselect) {  in usb_fifo_wakeup()
1752 		selwakeup(&f->selinfo);  in usb_fifo_wakeup()
1753 		f->flag_isselect = 0;  in usb_fifo_wakeup()
1755 	if (f->async_p != NULL) {  in usb_fifo_wakeup()
1756 		PROC_LOCK(f->async_p);  in usb_fifo_wakeup()
1757 		kern_psignal(f->async_p, SIGIO);  in usb_fifo_wakeup()
1758 		PROC_UNLOCK(f->async_p);  in usb_fifo_wakeup()
1946 usb_fifo_alloc_buffer(struct usb_fifo *f, usb_size_t bufsize,  in usb_fifo_alloc_buffer()  argument
1952 	usb_fifo_free_buffer(f);  in usb_fifo_alloc_buffer()
1962 	mtx_lock(f->priv_mtx);  in usb_fifo_alloc_buffer()
1968 	f->free_q = temp_q;  in usb_fifo_alloc_buffer()
1969 	f->used_q.ifq_maxlen = nbuf;  in usb_fifo_alloc_buffer()
1970 	f->queue_data = queue_data;  in usb_fifo_alloc_buffer()
1971 	mtx_unlock(f->priv_mtx);  in usb_fifo_alloc_buffer()
1983 usb_fifo_free_buffer(struct usb_fifo *f)  in usb_fifo_free_buffer()  argument
1987 	mtx_lock(f->priv_mtx);  in usb_fifo_free_buffer()
1990 	queue_data = f->queue_data;  in usb_fifo_free_buffer()
1991 	f->queue_data = NULL;  in usb_fifo_free_buffer()
1997 	memset(&f->free_q, 0, sizeof(f->free_q));  in usb_fifo_free_buffer()
1998 	memset(&f->used_q, 0, sizeof(f->used_q));  in usb_fifo_free_buffer()
1999 	mtx_unlock(f->priv_mtx);  in usb_fifo_free_buffer()
2025 usb_fifo_put_bytes_max(struct usb_fifo *f)  in usb_fifo_put_bytes_max()  argument
2030 	USB_IF_POLL(&f->free_q, m);  in usb_fifo_put_bytes_max()
2048 usb_fifo_put_data(struct usb_fifo *f, struct usb_page_cache *pc,  in usb_fifo_put_data()  argument
2055 		USB_IF_DEQUEUE(&f->free_q, m);  in usb_fifo_put_data()
2071 			USB_IF_ENQUEUE(&f->used_q, m);  in usb_fifo_put_data()
2073 			usb_fifo_wakeup(f);  in usb_fifo_put_data()
2085 usb_fifo_put_data_linear(struct usb_fifo *f, void *ptr,  in usb_fifo_put_data_linear()  argument
2092 		USB_IF_DEQUEUE(&f->free_q, m);  in usb_fifo_put_data_linear()
2108 			USB_IF_ENQUEUE(&f->used_q, m);  in usb_fifo_put_data_linear()
2110 			usb_fifo_wakeup(f);  in usb_fifo_put_data_linear()
2122 usb_fifo_put_data_buffer(struct usb_fifo *f, void *ptr, usb_size_t len)  in usb_fifo_put_data_buffer()  argument
2126 	USB_IF_DEQUEUE(&f->free_q, m);  in usb_fifo_put_data_buffer()
2131 		USB_IF_ENQUEUE(&f->used_q, m);  in usb_fifo_put_data_buffer()
2132 		usb_fifo_wakeup(f);  in usb_fifo_put_data_buffer()
2139 usb_fifo_put_data_error(struct usb_fifo *f)  in usb_fifo_put_data_error()  argument
2141 	f->flag_iserror = 1;  in usb_fifo_put_data_error()
2142 	usb_fifo_wakeup(f);  in usb_fifo_put_data_error()
2157 usb_fifo_get_data(struct usb_fifo *f, struct usb_page_cache *pc,  in usb_fifo_get_data()  argument
2168 		USB_IF_DEQUEUE(&f->used_q, m);  in usb_fifo_get_data()
2184 				USB_IF_ENQUEUE(&f->free_q, m);  in usb_fifo_get_data()
2186 				usb_fifo_wakeup(f);  in usb_fifo_get_data()
2192 				USB_IF_PREPEND(&f->used_q, m);  in usb_fifo_get_data()
2199 			if (f->flag_flushing) {  in usb_fifo_get_data()
2201 				if (f->flag_short != 0) {  in usb_fifo_get_data()
2202 					f->flag_short = 0;  in usb_fifo_get_data()
2207 				f->flag_flushing = 0;  in usb_fifo_get_data()
2208 				usb_fifo_wakeup(f);  in usb_fifo_get_data()
2220 usb_fifo_get_data_linear(struct usb_fifo *f, void *ptr,  in usb_fifo_get_data_linear()  argument
2230 		USB_IF_DEQUEUE(&f->used_q, m);  in usb_fifo_get_data_linear()
2246 				USB_IF_ENQUEUE(&f->free_q, m);  in usb_fifo_get_data_linear()
2248 				usb_fifo_wakeup(f);  in usb_fifo_get_data_linear()
2254 				USB_IF_PREPEND(&f->used_q, m);  in usb_fifo_get_data_linear()
2261 			if (f->flag_flushing) {  in usb_fifo_get_data_linear()
2263 				if (f->flag_short != 0) {  in usb_fifo_get_data_linear()
2264 					f->flag_short = 0;  in usb_fifo_get_data_linear()
2269 				f->flag_flushing = 0;  in usb_fifo_get_data_linear()
2270 				usb_fifo_wakeup(f);  in usb_fifo_get_data_linear()
2282 usb_fifo_get_data_buffer(struct usb_fifo *f, void **pptr, usb_size_t *plen)  in usb_fifo_get_data_buffer()  argument
2286 	USB_IF_POLL(&f->used_q, m);  in usb_fifo_get_data_buffer()
2298 usb_fifo_get_data_error(struct usb_fifo *f)  in usb_fifo_get_data_error()  argument
2300 	f->flag_iserror = 1;  in usb_fifo_get_data_error()
2301 	usb_fifo_wakeup(f);  in usb_fifo_get_data_error()
2445 usb_fifo_set_close_zlp(struct usb_fifo *f, uint8_t onoff)  in usb_fifo_set_close_zlp()  argument
2447 	if (f == NULL)  in usb_fifo_set_close_zlp()
2451 	f->flag_short = onoff;  in usb_fifo_set_close_zlp()
2455 usb_fifo_set_write_defrag(struct usb_fifo *f, uint8_t onoff)  in usb_fifo_set_write_defrag()  argument
2457 	if (f == NULL)  in usb_fifo_set_write_defrag()
2461 	f->flag_write_defrag = onoff;  in usb_fifo_set_write_defrag()
2463 	f->flag_have_fragment = 0;  in usb_fifo_set_write_defrag()
2467 usb_fifo_softc(struct usb_fifo *f)  in usb_fifo_softc()  argument
2469 	return (f->priv_sc0);  in usb_fifo_softc()