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sdiff udiff text old ( 194099 ) new ( 194228 )
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uslcom.c (194099) uslcom.c (194228)
1/* $OpenBSD: uslcom.c,v 1.17 2007/11/24 10:52:12 jsg Exp $ */
2
3#include <sys/cdefs.h>
1/* $OpenBSD: uslcom.c,v 1.17 2007/11/24 10:52:12 jsg Exp $ */
2
3#include <sys/cdefs.h>
4__FBSDID("$FreeBSD: head/sys/dev/usb/serial/uslcom.c 194099 2009-06-13 04:56:45Z thompsa $");
4__FBSDID("$FreeBSD: head/sys/dev/usb/serial/uslcom.c 194228 2009-06-15 01:02:43Z thompsa $");
5
6/*
7 * Copyright (c) 2006 Jonathan Gray <jsg@openbsd.org>
8 *
9 * Permission to use, copy, modify, and distribute this software for any
10 * purpose with or without fee is hereby granted, provided that the above
11 * copyright notice and this permission notice appear in all copies.
12 *

--- 126 unchanged lines hidden (view full) ---

139 .direction = UE_DIR_IN,
140 .bufsize = USLCOM_BULK_BUF_SIZE,
141 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
142 .callback = &uslcom_read_callback,
143 },
144};
145
146static struct ucom_callback uslcom_callback = {
5
6/*
7 * Copyright (c) 2006 Jonathan Gray <jsg@openbsd.org>
8 *
9 * Permission to use, copy, modify, and distribute this software for any
10 * purpose with or without fee is hereby granted, provided that the above
11 * copyright notice and this permission notice appear in all copies.
12 *

--- 126 unchanged lines hidden (view full) ---

139 .direction = UE_DIR_IN,
140 .bufsize = USLCOM_BULK_BUF_SIZE,
141 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
142 .callback = &uslcom_read_callback,
143 },
144};
145
146static struct ucom_callback uslcom_callback = {
147 .usb2_com_cfg_open = &uslcom_open,
148 .usb2_com_cfg_close = &uslcom_close,
149 .usb2_com_cfg_get_status = &uslcom_get_status,
150 .usb2_com_cfg_set_dtr = &uslcom_set_dtr,
151 .usb2_com_cfg_set_rts = &uslcom_set_rts,
152 .usb2_com_cfg_set_break = &uslcom_set_break,
153 .usb2_com_cfg_param = &uslcom_param,
154 .usb2_com_pre_param = &uslcom_pre_param,
155 .usb2_com_start_read = &uslcom_start_read,
156 .usb2_com_stop_read = &uslcom_stop_read,
157 .usb2_com_start_write = &uslcom_start_write,
158 .usb2_com_stop_write = &uslcom_stop_write,
147 .ucom_cfg_open = &uslcom_open,
148 .ucom_cfg_close = &uslcom_close,
149 .ucom_cfg_get_status = &uslcom_get_status,
150 .ucom_cfg_set_dtr = &uslcom_set_dtr,
151 .ucom_cfg_set_rts = &uslcom_set_rts,
152 .ucom_cfg_set_break = &uslcom_set_break,
153 .ucom_cfg_param = &uslcom_param,
154 .ucom_pre_param = &uslcom_pre_param,
155 .ucom_start_read = &uslcom_start_read,
156 .ucom_stop_read = &uslcom_stop_read,
157 .ucom_start_write = &uslcom_start_write,
158 .ucom_stop_write = &uslcom_stop_write,
159};
160
161static const struct usb_device_id uslcom_devs[] = {
162 { USB_VPI(USB_VENDOR_BALTECH, USB_PRODUCT_BALTECH_CARDREADER, 0) },
163 { USB_VPI(USB_VENDOR_DYNASTREAM, USB_PRODUCT_DYNASTREAM_ANTDEVBOARD, 0) },
164 { USB_VPI(USB_VENDOR_JABLOTRON, USB_PRODUCT_JABLOTRON_PC60B, 0) },
165 { USB_VPI(USB_VENDOR_SILABS, USB_PRODUCT_SILABS_ARGUSISP, 0) },
166 { USB_VPI(USB_VENDOR_SILABS, USB_PRODUCT_SILABS_CRUMB128, 0) },

--- 43 unchanged lines hidden (view full) ---

210 return (ENXIO);
211 }
212 if (uaa->info.bConfigIndex != USLCOM_CONFIG_INDEX) {
213 return (ENXIO);
214 }
215 if (uaa->info.bIfaceIndex != USLCOM_IFACE_INDEX) {
216 return (ENXIO);
217 }
159};
160
161static const struct usb_device_id uslcom_devs[] = {
162 { USB_VPI(USB_VENDOR_BALTECH, USB_PRODUCT_BALTECH_CARDREADER, 0) },
163 { USB_VPI(USB_VENDOR_DYNASTREAM, USB_PRODUCT_DYNASTREAM_ANTDEVBOARD, 0) },
164 { USB_VPI(USB_VENDOR_JABLOTRON, USB_PRODUCT_JABLOTRON_PC60B, 0) },
165 { USB_VPI(USB_VENDOR_SILABS, USB_PRODUCT_SILABS_ARGUSISP, 0) },
166 { USB_VPI(USB_VENDOR_SILABS, USB_PRODUCT_SILABS_CRUMB128, 0) },

--- 43 unchanged lines hidden (view full) ---

210 return (ENXIO);
211 }
212 if (uaa->info.bConfigIndex != USLCOM_CONFIG_INDEX) {
213 return (ENXIO);
214 }
215 if (uaa->info.bIfaceIndex != USLCOM_IFACE_INDEX) {
216 return (ENXIO);
217 }
218 return (usb2_lookup_id_by_uaa(uslcom_devs, sizeof(uslcom_devs), uaa));
218 return (usbd_lookup_id_by_uaa(uslcom_devs, sizeof(uslcom_devs), uaa));
219}
220
221static int
222uslcom_attach(device_t dev)
223{
224 struct usb_attach_arg *uaa = device_get_ivars(dev);
225 struct uslcom_softc *sc = device_get_softc(dev);
226 int error;
227
228 DPRINTFN(11, "\n");
229
219}
220
221static int
222uslcom_attach(device_t dev)
223{
224 struct usb_attach_arg *uaa = device_get_ivars(dev);
225 struct uslcom_softc *sc = device_get_softc(dev);
226 int error;
227
228 DPRINTFN(11, "\n");
229
230 device_set_usb2_desc(dev);
230 device_set_usb_desc(dev);
231 mtx_init(&sc->sc_mtx, "uslcom", NULL, MTX_DEF);
232
233 sc->sc_udev = uaa->device;
234
231 mtx_init(&sc->sc_mtx, "uslcom", NULL, MTX_DEF);
232
233 sc->sc_udev = uaa->device;
234
235 error = usb2_transfer_setup(uaa->device,
235 error = usbd_transfer_setup(uaa->device,
236 &uaa->info.bIfaceIndex, sc->sc_xfer, uslcom_config,
237 USLCOM_N_TRANSFER, sc, &sc->sc_mtx);
238 if (error) {
239 DPRINTF("one or more missing USB endpoints, "
236 &uaa->info.bIfaceIndex, sc->sc_xfer, uslcom_config,
237 USLCOM_N_TRANSFER, sc, &sc->sc_mtx);
238 if (error) {
239 DPRINTF("one or more missing USB endpoints, "
240 "error=%s\n", usb2_errstr(error));
240 "error=%s\n", usbd_errstr(error));
241 goto detach;
242 }
243 /* clear stall at first run */
244 mtx_lock(&sc->sc_mtx);
241 goto detach;
242 }
243 /* clear stall at first run */
244 mtx_lock(&sc->sc_mtx);
245 usb2_transfer_set_stall(sc->sc_xfer[USLCOM_BULK_DT_WR]);
246 usb2_transfer_set_stall(sc->sc_xfer[USLCOM_BULK_DT_RD]);
245 usbd_transfer_set_stall(sc->sc_xfer[USLCOM_BULK_DT_WR]);
246 usbd_transfer_set_stall(sc->sc_xfer[USLCOM_BULK_DT_RD]);
247 mtx_unlock(&sc->sc_mtx);
248
247 mtx_unlock(&sc->sc_mtx);
248
249 error = usb2_com_attach(&sc->sc_super_ucom, &sc->sc_ucom, 1, sc,
249 error = ucom_attach(&sc->sc_super_ucom, &sc->sc_ucom, 1, sc,
250 &uslcom_callback, &sc->sc_mtx);
251 if (error) {
252 goto detach;
253 }
254 return (0);
255
256detach:
257 uslcom_detach(dev);
258 return (ENXIO);
259}
260
261static int
262uslcom_detach(device_t dev)
263{
264 struct uslcom_softc *sc = device_get_softc(dev);
265
266 DPRINTF("sc=%p\n", sc);
267
250 &uslcom_callback, &sc->sc_mtx);
251 if (error) {
252 goto detach;
253 }
254 return (0);
255
256detach:
257 uslcom_detach(dev);
258 return (ENXIO);
259}
260
261static int
262uslcom_detach(device_t dev)
263{
264 struct uslcom_softc *sc = device_get_softc(dev);
265
266 DPRINTF("sc=%p\n", sc);
267
268 usb2_com_detach(&sc->sc_super_ucom, &sc->sc_ucom, 1);
269 usb2_transfer_unsetup(sc->sc_xfer, USLCOM_N_TRANSFER);
268 ucom_detach(&sc->sc_super_ucom, &sc->sc_ucom, 1);
269 usbd_transfer_unsetup(sc->sc_xfer, USLCOM_N_TRANSFER);
270 mtx_destroy(&sc->sc_mtx);
271
272 return (0);
273}
274
275static void
276uslcom_open(struct ucom_softc *ucom)
277{
278 struct uslcom_softc *sc = ucom->sc_parent;
279 struct usb_device_request req;
280
281 req.bmRequestType = USLCOM_WRITE;
282 req.bRequest = USLCOM_UART;
283 USETW(req.wValue, USLCOM_UART_ENABLE);
284 USETW(req.wIndex, USLCOM_PORT_NO);
285 USETW(req.wLength, 0);
286
270 mtx_destroy(&sc->sc_mtx);
271
272 return (0);
273}
274
275static void
276uslcom_open(struct ucom_softc *ucom)
277{
278 struct uslcom_softc *sc = ucom->sc_parent;
279 struct usb_device_request req;
280
281 req.bmRequestType = USLCOM_WRITE;
282 req.bRequest = USLCOM_UART;
283 USETW(req.wValue, USLCOM_UART_ENABLE);
284 USETW(req.wIndex, USLCOM_PORT_NO);
285 USETW(req.wLength, 0);
286
287 if (usb2_com_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
287 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
288 &req, NULL, 0, 1000)) {
289 DPRINTF("UART enable failed (ignored)\n");
290 }
291}
292
293static void
294uslcom_close(struct ucom_softc *ucom)
295{
296 struct uslcom_softc *sc = ucom->sc_parent;
297 struct usb_device_request req;
298
299 req.bmRequestType = USLCOM_WRITE;
300 req.bRequest = USLCOM_UART;
301 USETW(req.wValue, USLCOM_UART_DISABLE);
302 USETW(req.wIndex, USLCOM_PORT_NO);
303 USETW(req.wLength, 0);
304
288 &req, NULL, 0, 1000)) {
289 DPRINTF("UART enable failed (ignored)\n");
290 }
291}
292
293static void
294uslcom_close(struct ucom_softc *ucom)
295{
296 struct uslcom_softc *sc = ucom->sc_parent;
297 struct usb_device_request req;
298
299 req.bmRequestType = USLCOM_WRITE;
300 req.bRequest = USLCOM_UART;
301 USETW(req.wValue, USLCOM_UART_DISABLE);
302 USETW(req.wIndex, USLCOM_PORT_NO);
303 USETW(req.wLength, 0);
304
305 if (usb2_com_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
305 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
306 &req, NULL, 0, 1000)) {
307 DPRINTF("UART disable failed (ignored)\n");
308 }
309}
310
311static void
312uslcom_set_dtr(struct ucom_softc *ucom, uint8_t onoff)
313{

--- 7 unchanged lines hidden (view full) ---

321 ctl |= USLCOM_CTRL_DTR_SET;
322
323 req.bmRequestType = USLCOM_WRITE;
324 req.bRequest = USLCOM_CTRL;
325 USETW(req.wValue, ctl);
326 USETW(req.wIndex, USLCOM_PORT_NO);
327 USETW(req.wLength, 0);
328
306 &req, NULL, 0, 1000)) {
307 DPRINTF("UART disable failed (ignored)\n");
308 }
309}
310
311static void
312uslcom_set_dtr(struct ucom_softc *ucom, uint8_t onoff)
313{

--- 7 unchanged lines hidden (view full) ---

321 ctl |= USLCOM_CTRL_DTR_SET;
322
323 req.bmRequestType = USLCOM_WRITE;
324 req.bRequest = USLCOM_CTRL;
325 USETW(req.wValue, ctl);
326 USETW(req.wIndex, USLCOM_PORT_NO);
327 USETW(req.wLength, 0);
328
329 if (usb2_com_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
329 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
330 &req, NULL, 0, 1000)) {
331 DPRINTF("Setting DTR failed (ignored)\n");
332 }
333}
334
335static void
336uslcom_set_rts(struct ucom_softc *ucom, uint8_t onoff)
337{

--- 7 unchanged lines hidden (view full) ---

345 ctl |= USLCOM_CTRL_RTS_SET;
346
347 req.bmRequestType = USLCOM_WRITE;
348 req.bRequest = USLCOM_CTRL;
349 USETW(req.wValue, ctl);
350 USETW(req.wIndex, USLCOM_PORT_NO);
351 USETW(req.wLength, 0);
352
330 &req, NULL, 0, 1000)) {
331 DPRINTF("Setting DTR failed (ignored)\n");
332 }
333}
334
335static void
336uslcom_set_rts(struct ucom_softc *ucom, uint8_t onoff)
337{

--- 7 unchanged lines hidden (view full) ---

345 ctl |= USLCOM_CTRL_RTS_SET;
346
347 req.bmRequestType = USLCOM_WRITE;
348 req.bRequest = USLCOM_CTRL;
349 USETW(req.wValue, ctl);
350 USETW(req.wIndex, USLCOM_PORT_NO);
351 USETW(req.wLength, 0);
352
353 if (usb2_com_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
353 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
354 &req, NULL, 0, 1000)) {
355 DPRINTF("Setting DTR failed (ignored)\n");
356 }
357}
358
359static int
360uslcom_pre_param(struct ucom_softc *ucom, struct termios *t)
361{

--- 12 unchanged lines hidden (view full) ---

374 DPRINTF("\n");
375
376 req.bmRequestType = USLCOM_WRITE;
377 req.bRequest = USLCOM_BAUD_RATE;
378 USETW(req.wValue, USLCOM_BAUD_REF / t->c_ospeed);
379 USETW(req.wIndex, USLCOM_PORT_NO);
380 USETW(req.wLength, 0);
381
354 &req, NULL, 0, 1000)) {
355 DPRINTF("Setting DTR failed (ignored)\n");
356 }
357}
358
359static int
360uslcom_pre_param(struct ucom_softc *ucom, struct termios *t)
361{

--- 12 unchanged lines hidden (view full) ---

374 DPRINTF("\n");
375
376 req.bmRequestType = USLCOM_WRITE;
377 req.bRequest = USLCOM_BAUD_RATE;
378 USETW(req.wValue, USLCOM_BAUD_REF / t->c_ospeed);
379 USETW(req.wIndex, USLCOM_PORT_NO);
380 USETW(req.wLength, 0);
381
382 if (usb2_com_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
382 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
383 &req, NULL, 0, 1000)) {
384 DPRINTF("Set baudrate failed (ignored)\n");
385 }
386
387 if (t->c_cflag & CSTOPB)
388 data = USLCOM_STOP_BITS_2;
389 else
390 data = USLCOM_STOP_BITS_1;

--- 20 unchanged lines hidden (view full) ---

411 }
412
413 req.bmRequestType = USLCOM_WRITE;
414 req.bRequest = USLCOM_DATA;
415 USETW(req.wValue, data);
416 USETW(req.wIndex, USLCOM_PORT_NO);
417 USETW(req.wLength, 0);
418
383 &req, NULL, 0, 1000)) {
384 DPRINTF("Set baudrate failed (ignored)\n");
385 }
386
387 if (t->c_cflag & CSTOPB)
388 data = USLCOM_STOP_BITS_2;
389 else
390 data = USLCOM_STOP_BITS_1;

--- 20 unchanged lines hidden (view full) ---

411 }
412
413 req.bmRequestType = USLCOM_WRITE;
414 req.bRequest = USLCOM_DATA;
415 USETW(req.wValue, data);
416 USETW(req.wIndex, USLCOM_PORT_NO);
417 USETW(req.wLength, 0);
418
419 if (usb2_com_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
419 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
420 &req, NULL, 0, 1000)) {
421 DPRINTF("Set format failed (ignored)\n");
422 }
423 return;
424}
425
426static void
427uslcom_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr)

--- 14 unchanged lines hidden (view full) ---

442 uint16_t brk = onoff ? USLCOM_BREAK_ON : USLCOM_BREAK_OFF;
443
444 req.bmRequestType = USLCOM_WRITE;
445 req.bRequest = USLCOM_BREAK;
446 USETW(req.wValue, brk);
447 USETW(req.wIndex, USLCOM_PORT_NO);
448 USETW(req.wLength, 0);
449
420 &req, NULL, 0, 1000)) {
421 DPRINTF("Set format failed (ignored)\n");
422 }
423 return;
424}
425
426static void
427uslcom_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr)

--- 14 unchanged lines hidden (view full) ---

442 uint16_t brk = onoff ? USLCOM_BREAK_ON : USLCOM_BREAK_OFF;
443
444 req.bmRequestType = USLCOM_WRITE;
445 req.bRequest = USLCOM_BREAK;
446 USETW(req.wValue, brk);
447 USETW(req.wIndex, USLCOM_PORT_NO);
448 USETW(req.wLength, 0);
449
450 if (usb2_com_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
450 if (ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom,
451 &req, NULL, 0, 1000)) {
452 DPRINTF("Set BREAK failed (ignored)\n");
453 }
454}
455
456static void
457uslcom_write_callback(struct usb_xfer *xfer)
458{
459 struct uslcom_softc *sc = xfer->priv_sc;
460 uint32_t actlen;
461
462 switch (USB_GET_STATE(xfer)) {
463 case USB_ST_SETUP:
464 case USB_ST_TRANSFERRED:
465tr_setup:
451 &req, NULL, 0, 1000)) {
452 DPRINTF("Set BREAK failed (ignored)\n");
453 }
454}
455
456static void
457uslcom_write_callback(struct usb_xfer *xfer)
458{
459 struct uslcom_softc *sc = xfer->priv_sc;
460 uint32_t actlen;
461
462 switch (USB_GET_STATE(xfer)) {
463 case USB_ST_SETUP:
464 case USB_ST_TRANSFERRED:
465tr_setup:
466 if (usb2_com_get_data(&sc->sc_ucom, xfer->frbuffers, 0,
466 if (ucom_get_data(&sc->sc_ucom, xfer->frbuffers, 0,
467 USLCOM_BULK_BUF_SIZE, &actlen)) {
468
469 DPRINTF("actlen = %d\n", actlen);
470
471 xfer->frlengths[0] = actlen;
467 USLCOM_BULK_BUF_SIZE, &actlen)) {
468
469 DPRINTF("actlen = %d\n", actlen);
470
471 xfer->frlengths[0] = actlen;
472 usb2_start_hardware(xfer);
472 usbd_transfer_submit(xfer);
473 }
474 return;
475
476 default: /* Error */
477 if (xfer->error != USB_ERR_CANCELLED) {
478 /* try to clear stall first */
479 xfer->flags.stall_pipe = 1;
480 goto tr_setup;

--- 4 unchanged lines hidden (view full) ---

485
486static void
487uslcom_read_callback(struct usb_xfer *xfer)
488{
489 struct uslcom_softc *sc = xfer->priv_sc;
490
491 switch (USB_GET_STATE(xfer)) {
492 case USB_ST_TRANSFERRED:
473 }
474 return;
475
476 default: /* Error */
477 if (xfer->error != USB_ERR_CANCELLED) {
478 /* try to clear stall first */
479 xfer->flags.stall_pipe = 1;
480 goto tr_setup;

--- 4 unchanged lines hidden (view full) ---

485
486static void
487uslcom_read_callback(struct usb_xfer *xfer)
488{
489 struct uslcom_softc *sc = xfer->priv_sc;
490
491 switch (USB_GET_STATE(xfer)) {
492 case USB_ST_TRANSFERRED:
493 usb2_com_put_data(&sc->sc_ucom, xfer->frbuffers, 0, xfer->actlen);
493 ucom_put_data(&sc->sc_ucom, xfer->frbuffers, 0, xfer->actlen);
494
495 case USB_ST_SETUP:
496tr_setup:
497 xfer->frlengths[0] = xfer->max_data_length;
494
495 case USB_ST_SETUP:
496tr_setup:
497 xfer->frlengths[0] = xfer->max_data_length;
498 usb2_start_hardware(xfer);
498 usbd_transfer_submit(xfer);
499 return;
500
501 default: /* Error */
502 if (xfer->error != USB_ERR_CANCELLED) {
503 /* try to clear stall first */
504 xfer->flags.stall_pipe = 1;
505 goto tr_setup;
506 }
507 return;
508 }
509}
510
511static void
512uslcom_start_read(struct ucom_softc *ucom)
513{
514 struct uslcom_softc *sc = ucom->sc_parent;
515
516 /* start read endpoint */
499 return;
500
501 default: /* Error */
502 if (xfer->error != USB_ERR_CANCELLED) {
503 /* try to clear stall first */
504 xfer->flags.stall_pipe = 1;
505 goto tr_setup;
506 }
507 return;
508 }
509}
510
511static void
512uslcom_start_read(struct ucom_softc *ucom)
513{
514 struct uslcom_softc *sc = ucom->sc_parent;
515
516 /* start read endpoint */
517 usb2_transfer_start(sc->sc_xfer[USLCOM_BULK_DT_RD]);
517 usbd_transfer_start(sc->sc_xfer[USLCOM_BULK_DT_RD]);
518}
519
520static void
521uslcom_stop_read(struct ucom_softc *ucom)
522{
523 struct uslcom_softc *sc = ucom->sc_parent;
524
525 /* stop read endpoint */
518}
519
520static void
521uslcom_stop_read(struct ucom_softc *ucom)
522{
523 struct uslcom_softc *sc = ucom->sc_parent;
524
525 /* stop read endpoint */
526 usb2_transfer_stop(sc->sc_xfer[USLCOM_BULK_DT_RD]);
526 usbd_transfer_stop(sc->sc_xfer[USLCOM_BULK_DT_RD]);
527}
528
529static void
530uslcom_start_write(struct ucom_softc *ucom)
531{
532 struct uslcom_softc *sc = ucom->sc_parent;
533
527}
528
529static void
530uslcom_start_write(struct ucom_softc *ucom)
531{
532 struct uslcom_softc *sc = ucom->sc_parent;
533
534 usb2_transfer_start(sc->sc_xfer[USLCOM_BULK_DT_WR]);
534 usbd_transfer_start(sc->sc_xfer[USLCOM_BULK_DT_WR]);
535}
536
537static void
538uslcom_stop_write(struct ucom_softc *ucom)
539{
540 struct uslcom_softc *sc = ucom->sc_parent;
541
535}
536
537static void
538uslcom_stop_write(struct ucom_softc *ucom)
539{
540 struct uslcom_softc *sc = ucom->sc_parent;
541
542 usb2_transfer_stop(sc->sc_xfer[USLCOM_BULK_DT_WR]);
542 usbd_transfer_stop(sc->sc_xfer[USLCOM_BULK_DT_WR]);
543}
543}