169 usb_loc_fill(struct usb_fs_privdata* pd, struct usb_cdev_privdata *cpd)  in usb_loc_fill()  argument
171 	cpd->bus_index = pd->bus_index;  in usb_loc_fill()
172 	cpd->dev_index = pd->dev_index;  in usb_loc_fill()
173 	cpd->ep_addr = pd->ep_addr;  in usb_loc_fill()
174 	cpd->fifo_index = pd->fifo_index;  in usb_loc_fill()
189 usb_ref_device(struct usb_cdev_privdata *cpd,   in usb_ref_device()  argument
195 	DPRINTFN(2, "cpd=%p need uref=%d\n", cpd, need_uref);  in usb_ref_device()
201 	cpd->bus = devclass_get_softc(usb_devclass_ptr, cpd->bus_index);  in usb_ref_device()
202 	if (cpd->bus == NULL) {  in usb_ref_device()
203 		DPRINTFN(2, "no bus at %u\n", cpd->bus_index);  in usb_ref_device()
206 	cpd->udev = cpd->bus->devices[cpd->dev_index];  in usb_ref_device()
207 	if (cpd->udev == NULL) {  in usb_ref_device()
208 		DPRINTFN(2, "no device at %u\n", cpd->dev_index);  in usb_ref_device()
211 	if (cpd->udev->state == USB_STATE_DETACHED &&  in usb_ref_device()
219 		if (cpd->udev->refcount == USB_DEV_REF_MAX) {  in usb_ref_device()
223 		cpd->udev->refcount++;  in usb_ref_device()
231 		crd->do_unlock = usbd_enum_lock_sig(cpd->udev);  in usb_ref_device()
248 	if (cpd->fflags == 0) {  in usb_ref_device()
252 		if (cpd->fflags & FWRITE) {  in usb_ref_device()
253 			ppf = cpd->udev->fifo;  in usb_ref_device()
254 			f = ppf[cpd->fifo_index + USB_FIFO_TX];  in usb_ref_device()
259 			if (f->curr_cpd != cpd)  in usb_ref_device()
268 		if (cpd->fflags & FREAD) {  in usb_ref_device()
269 			ppf = cpd->udev->fifo;  in usb_ref_device()
270 			f = ppf[cpd->fifo_index + USB_FIFO_RX];  in usb_ref_device()
275 			if (f->curr_cpd != cpd)  in usb_ref_device()
299 		usbd_enum_unlock(cpd->udev);  in usb_ref_device()
302 		if (--(cpd->udev->refcount) == 0)  in usb_ref_device()
303 			cv_broadcast(&cpd->udev->ref_cv);  in usb_ref_device()
325 usb_usb_ref_device(struct usb_cdev_privdata *cpd,  in usb_usb_ref_device()  argument
338 	usb_unref_device(cpd, crd);  in usb_usb_ref_device()
340 	return (usb_ref_device(cpd, crd, 1 /* need uref */));  in usb_usb_ref_device()
350 usb_unref_device(struct usb_cdev_privdata *cpd,  in usb_unref_device()  argument
354 	DPRINTFN(2, "cpd=%p is_uref=%d\n", cpd, crd->is_uref);  in usb_unref_device()
357 		usbd_enum_unlock(cpd->udev);  in usb_unref_device()
374 		if (--(cpd->udev->refcount) == 0)  in usb_unref_device()
375 			cv_broadcast(&cpd->udev->ref_cv);  in usb_unref_device()
399 usb_fifo_create(struct usb_cdev_privdata *cpd,  in usb_fifo_create()  argument
402 	struct usb_device *udev = cpd->udev;  in usb_fifo_create()
410 	int e = cpd->ep_addr;  in usb_fifo_create()
412 	is_tx = (cpd->fflags & FWRITE) ? 1 : 0;  in usb_fifo_create()
413 	is_rx = (cpd->fflags & FREAD) ? 1 : 0;  in usb_fifo_create()
421 			f = udev->fifo[cpd->fifo_index + USB_FIFO_TX];  in usb_fifo_create()
427 			f = udev->fifo[cpd->fifo_index + USB_FIFO_RX];  in usb_fifo_create()
562 	cpd->fifo_index = n;  in usb_fifo_create()
682 usb_fifo_open(struct usb_cdev_privdata *cpd,   in usb_fifo_open()  argument
739 	f->curr_cpd = cpd;  in usb_fifo_open()
874 	struct usb_cdev_privdata *cpd;  in usb_open()  local
886 	cpd = malloc(sizeof(*cpd), M_USBDEV, M_WAITOK | M_ZERO);  in usb_open()
888 	usb_loc_fill(pd, cpd);  in usb_open()
889 	err = usb_ref_device(cpd, &refs, 1);  in usb_open()
892 		free(cpd, M_USBDEV);  in usb_open()
895 	cpd->fflags = fflags;	/* access mode for open lifetime */  in usb_open()
898 	err = usb_fifo_create(cpd, &refs);  in usb_open()
902 		usb_unref_device(cpd, &refs);  in usb_open()
903 		free(cpd, M_USBDEV);  in usb_open()
907 		err = usb_fifo_open(cpd, refs.rxfifo, fflags);  in usb_open()
910 			usb_unref_device(cpd, &refs);  in usb_open()
911 			free(cpd, M_USBDEV);  in usb_open()
916 		err = usb_fifo_open(cpd, refs.txfifo, fflags);  in usb_open()
922 			usb_unref_device(cpd, &refs);  in usb_open()
923 			free(cpd, M_USBDEV);  in usb_open()
927 	usb_unref_device(cpd, &refs);  in usb_open()
928 	devfs_set_cdevpriv(cpd, usb_close);  in usb_open()
940 	struct usb_cdev_privdata *cpd = arg;  in usb_close()  local
943 	DPRINTFN(2, "cpd=%p\n", cpd);  in usb_close()
945 	err = usb_ref_device(cpd, &refs,  in usb_close()
952 	if (cpd->fflags & FREAD) {  in usb_close()
953 		usb_fifo_close(refs.rxfifo, cpd->fflags);  in usb_close()
955 	if (cpd->fflags & FWRITE) {  in usb_close()
956 		usb_fifo_close(refs.txfifo, cpd->fflags);  in usb_close()
958 	usb_unref_device(cpd, &refs);  in usb_close()
960 	free(cpd, M_USBDEV);  in usb_close()
1057 	struct usb_cdev_privdata* cpd;  in usb_ioctl()  local
1064 	err = devfs_get_cdevpriv((void **)&cpd);  in usb_ioctl()
1073 	err = usb_ref_device(cpd, &refs, 0 /* no uref */ );  in usb_ioctl()
1077 	fflags = cpd->fflags;  in usb_ioctl()
1101 	if (usb_usb_ref_device(cpd, &refs)) {  in usb_ioctl()
1119 		usb_unref_device(cpd, &refs);  in usb_ioctl()
1123 		while (usb_ref_device(cpd, &refs, 1 /* need uref */)) {  in usb_ioctl()
1124 			if (usb_ref_device(cpd, &refs, 0)) {  in usb_ioctl()
1128 			usb_unref_device(cpd, &refs);  in usb_ioctl()
1134 	usb_unref_device(cpd, &refs);  in usb_ioctl()
1148 	struct usb_cdev_privdata* cpd;  in usb_filter_write()  local
1158 	cpd = f->curr_cpd;  in usb_filter_write()
1159 	if (cpd == NULL) {  in usb_filter_write()
1189 	struct usb_cdev_privdata* cpd;  in usb_filter_read()  local
1199 	cpd = f->curr_cpd;  in usb_filter_read()
1200 	if (cpd == NULL) {  in usb_filter_read()
1248 	struct usb_cdev_privdata* cpd;  in usb_kqfilter()  local
1255 	if (devfs_get_cdevpriv((void **)&cpd) != 0 ||  in usb_kqfilter()
1256 	    usb_ref_device(cpd, &refs, 0) != 0)  in usb_kqfilter()
1259 	fflags = cpd->fflags;  in usb_kqfilter()
1289 	usb_unref_device(cpd, &refs);  in usb_kqfilter()
1298 	struct usb_cdev_privdata* cpd;  in usb_poll()  local
1303 	if (devfs_get_cdevpriv((void **)&cpd) != 0 ||  in usb_poll()
1304 	    usb_ref_device(cpd, &refs, 0) != 0)  in usb_poll()
1308 	fflags = cpd->fflags;  in usb_poll()
1393 	usb_unref_device(cpd, &refs);  in usb_poll()
1401 	struct usb_cdev_privdata* cpd;  in usb_read()  local
1408 	err = devfs_get_cdevpriv((void **)&cpd);  in usb_read()
1412 	err = usb_ref_device(cpd, &refs, 0 /* no uref */ );  in usb_read()
1419 		usb_unref_device(cpd, &refs);  in usb_read()
1506 	usb_unref_device(cpd, &refs);  in usb_read()
1515 	struct usb_cdev_privdata* cpd;  in usb_write()  local
1525 	err = devfs_get_cdevpriv((void **)&cpd);  in usb_write()
1529 	err = usb_ref_device(cpd, &refs, 0 /* no uref */ );  in usb_write()
1536 		usb_unref_device(cpd, &refs);  in usb_write()
1641 	usb_unref_device(cpd, &refs);  in usb_write()