3 /*-
4  * SPDX-License-Identifier: BSD-2-Clause
174 	USETW(req.wIndex, sc->sc_iface_no);  in ulpt_reset()
184 	mtx_lock(&sc->sc_mtx);  in ulpt_reset()
186 	if (usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx,  in ulpt_reset()
189 		if (usbd_do_request_flags(sc->sc_udev, &sc->sc_mtx,  in ulpt_reset()
194 	mtx_unlock(&sc->sc_mtx);  in ulpt_reset()
201 	struct usb_fifo *f = sc->sc_fifo_open[USB_FIFO_TX];  in ulpt_write_callback()
240 	struct usb_fifo *f = sc->sc_fifo_open[USB_FIFO_RX];  in ulpt_read_callback()
257 			if (sc->sc_zlps == 4) {  in ulpt_read_callback()
261 				sc->sc_zlps++;  in ulpt_read_callback()
267 			sc->sc_zlps = 0;  in ulpt_read_callback()
284 		sc->sc_zlps = 0;  in ulpt_read_callback()
311 		new_status = cur_status & ~sc->sc_last_status;  in ulpt_status_callback()
312 		sc->sc_last_status = cur_status;  in ulpt_status_callback()
316 			    device_get_nameunit(sc->sc_dev));  in ulpt_status_callback()
319 			    device_get_nameunit(sc->sc_dev));  in ulpt_status_callback()
322 			    device_get_nameunit(sc->sc_dev));  in ulpt_status_callback()
329 		req.wIndex[0] = sc->sc_iface_no;  in ulpt_status_callback()
385 	usbd_transfer_start(sc->sc_xfer[ULPT_BULK_DT_RD]);  in ulpt_start_read()
393 	usbd_transfer_stop(sc->sc_xfer[ULPT_BULK_DT_RD]);  in ulpt_stop_read()
401 	usbd_transfer_start(sc->sc_xfer[ULPT_BULK_DT_WR]);  in ulpt_start_write()
409 	usbd_transfer_stop(sc->sc_xfer[ULPT_BULK_DT_WR]);  in ulpt_stop_write()
419 	if (sc->sc_fflags == 0) {  in ulpt_open()
432 	if (sc->sc_fflags & fflags) {  in unlpt_open()
437 		mtx_lock(&sc->sc_mtx);  in unlpt_open()
438 		usbd_xfer_set_stall(sc->sc_xfer[ULPT_BULK_DT_RD]);  in unlpt_open()
439 		mtx_unlock(&sc->sc_mtx);  in unlpt_open()
441 		    usbd_xfer_max_len(sc->sc_xfer[ULPT_BULK_DT_RD]),  in unlpt_open()
446 		sc->sc_fifo_open[USB_FIFO_RX] = fifo;  in unlpt_open()
450 		mtx_lock(&sc->sc_mtx);  in unlpt_open()
451 		usbd_xfer_set_stall(sc->sc_xfer[ULPT_BULK_DT_WR]);  in unlpt_open()
452 		mtx_unlock(&sc->sc_mtx);  in unlpt_open()
454 		    usbd_xfer_max_len(sc->sc_xfer[ULPT_BULK_DT_WR]),  in unlpt_open()
459 		sc->sc_fifo_open[USB_FIFO_TX] = fifo;  in unlpt_open()
461 	sc->sc_fflags |= fflags & (FREAD | FWRITE);  in unlpt_open()
470 	sc->sc_fflags &= ~(fflags & (FREAD | FWRITE));  in ulpt_close()
485 	/* Uni-directional USB printer */
490 	/* Bi-directional USB printer */
516 	if (uaa->usb_mode != USB_MODE_HOST)  in ulpt_probe()
534 	uint8_t iface_index = uaa->info.bIfaceIndex;  in ulpt_attach()
539 	sc->sc_dev = dev;  in ulpt_attach()
540 	sc->sc_udev = uaa->device;  in ulpt_attach()
544 	mtx_init(&sc->sc_mtx, "ulpt lock", NULL, MTX_DEF | MTX_RECURSE);  in ulpt_attach()
546 	usb_callout_init_mtx(&sc->sc_watchdog, &sc->sc_mtx, 0);  in ulpt_attach()
550 	id = usbd_get_interface_descriptor(uaa->iface);  in ulpt_attach()
556 		if ((id->bDescriptorType == UDESC_INTERFACE) &&  in ulpt_attach()
557 		    (id->bLength >= sizeof(*id))) {  in ulpt_attach()
558 			if (id->bInterfaceNumber != uaa->info.bIfaceNum) {  in ulpt_attach()
562 				if ((id->bInterfaceClass == UICLASS_PRINTER ||  in ulpt_attach()
563 				     id->bInterfaceClass == UICLASS_VENDOR) &&  in ulpt_attach()
564 				    (id->bInterfaceSubClass == UISUBCLASS_PRINTER ||  in ulpt_attach()
565 				     id->bInterfaceSubClass == UISUBCLASS_VENDOR) &&  in ulpt_attach()
566 				    (id->bInterfaceProtocol == UIPROTO_PRINTER_BI)) {  in ulpt_attach()
572 		    usbd_get_config_descriptor(uaa->device), (void *)id);  in ulpt_attach()
583 		    (uaa->device, iface_index, alt_index);  in ulpt_attach()
591 	sc->sc_iface_no = id->bInterfaceNumber;  in ulpt_attach()
593 	error = usbd_transfer_setup(uaa->device, &iface_index,  in ulpt_attach()
594 	    sc->sc_xfer, ulpt_config, ULPT_N_TRANSFER,  in ulpt_attach()
595 	    sc, &sc->sc_mtx);  in ulpt_attach()
600 	device_printf(sc->sc_dev, "using bi-directional mode\n");  in ulpt_attach()
615 		USETW(req.wValue, cd->bConfigurationValue);  in ulpt_attach()
616 		USETW2(req.wIndex, id->bInterfaceNumber, id->bAlternateSetting);  in ulpt_attach()
617 		USETW(req.wLength, sizeof devinfo - 1);  in ulpt_attach()
621 			device_printf(sc->sc_dev, "cannot get device id\n");  in ulpt_attach()
623 			device_printf(sc->sc_dev, "empty device id, no "  in ulpt_attach()
626 			/* devinfo now contains an IEEE-1284 device ID */  in ulpt_attach()
628 			if (len > sizeof devinfo - 3)  in ulpt_attach()
629 				len = sizeof devinfo - 3;  in ulpt_attach()
631 			printf("%s: device id <", device_get_nameunit(sc->sc_dev));  in ulpt_attach()
638 	error = usb_fifo_attach(uaa->device, sc, &sc->sc_mtx,  in ulpt_attach()
639 	    &ulpt_fifo_methods, &sc->sc_fifo,  in ulpt_attach()
640 	    unit, -1, uaa->info.bIfaceIndex,  in ulpt_attach()
645 	error = usb_fifo_attach(uaa->device, sc, &sc->sc_mtx,  in ulpt_attach()
646 	    &unlpt_fifo_methods, &sc->sc_fifo_noreset,  in ulpt_attach()
647 	    unit, -1, uaa->info.bIfaceIndex,  in ulpt_attach()
654 	mtx_lock(&sc->sc_mtx);  in ulpt_attach()
656 	mtx_unlock(&sc->sc_mtx);  in ulpt_attach()
671 	usb_fifo_detach(&sc->sc_fifo);  in ulpt_detach()
672 	usb_fifo_detach(&sc->sc_fifo_noreset);  in ulpt_detach()
674 	mtx_lock(&sc->sc_mtx);  in ulpt_detach()
675 	usb_callout_stop(&sc->sc_watchdog);  in ulpt_detach()
676 	mtx_unlock(&sc->sc_mtx);  in ulpt_detach()
678 	usbd_transfer_unsetup(sc->sc_xfer, ULPT_N_TRANSFER);  in ulpt_detach()
679 	usb_callout_drain(&sc->sc_watchdog);  in ulpt_detach()
680 	mtx_destroy(&sc->sc_mtx);  in ulpt_detach()
716 	for (p = str - 1; p; p = strchr(p, ';')) {
724 				printf("%.*s", (int)(q - p + 1), p);
736 	mtx_assert(&sc->sc_mtx, MA_OWNED);  in ulpt_watchdog()
742 	if (sc->sc_fflags == 0)  in ulpt_watchdog()
743 		usbd_transfer_start(sc->sc_xfer[ULPT_INTR_DT_RD]);  in ulpt_watchdog()
745 	usb_callout_reset(&sc->sc_watchdog,  in ulpt_watchdog()