2 * $NetBSD: uscanner.c,v 1.30 2002/07/11 21:14:36 augustss Exp $
3 * $FreeBSD: src/sys/dev/usb/uscanner.c,v 1.48 2003/12/22 19:58:27 sanpei Exp $
4 * $DragonFly: src/sys/dev/usbmisc/uscanner/uscanner.c,v 1.10 2005/06/02 20:41:05 dillon Exp $
7 /* Also already merged from NetBSD:
8 * $NetBSD: uscanner.c,v 1.33 2002/09/23 05:51:24 simonb Exp $
12 * Copyright (c) 2000 The NetBSD Foundation, Inc.
13 * All rights reserved.
15 * This code is derived from software contributed to The NetBSD Foundation
16 * by Lennart Augustsson (lennart@augustsson.net) at
17 * Carlstedt Research & Technology
18 * and Nick Hibma (n_hibma@qubesoft.com).
20 * Redistribution and use in source and binary forms, with or without
21 * modification, are permitted provided that the following conditions
23 * 1. Redistributions of source code must retain the above copyright
24 * notice, this list of conditions and the following disclaimer.
25 * 2. Redistributions in binary form must reproduce the above copyright
26 * notice, this list of conditions and the following disclaimer in the
27 * documentation and/or other materials provided with the distribution.
28 * 3. All advertising materials mentioning features or use of this software
29 * must display the following acknowledgement:
30 * This product includes software developed by the NetBSD
31 * Foundation, Inc. and its contributors.
32 * 4. Neither the name of The NetBSD Foundation nor the names of its
33 * contributors may be used to endorse or promote products derived
34 * from this software without specific prior written permission.
36 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
37 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
38 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
40 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
41 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
42 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
43 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
44 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
45 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
46 * POSSIBILITY OF SUCH DAMAGE.
50 #include <sys/param.h>
51 #include <sys/systm.h>
52 #include <sys/kernel.h>
53 #include <sys/malloc.h>
54 #if defined(__NetBSD__) || defined(__OpenBSD__)
55 #include <sys/device.h>
56 #elif defined(__FreeBSD__) || defined(__DragonFly__)
57 #include <sys/module.h>
60 #include <sys/fcntl.h>
61 #include <sys/filio.h>
65 #if defined(__FreeBSD__) && __FreeBSD_version >= 500014
66 #include <sys/selinfo.h>
68 #include <sys/select.h>
71 #include <sys/vnode.h>
74 #include <sys/sysctl.h>
75 #include <sys/thread2.h>
77 #include <bus/usb/usb.h>
78 #include <bus/usb/usbdi.h>
79 #include <bus/usb/usbdi_util.h>
81 #include <bus/usb/usbdevs.h>
84 #define DPRINTF(x) if (uscannerdebug) logprintf x
85 #define DPRINTFN(n,x) if (uscannerdebug>(n)) logprintf x
86 int uscannerdebug = 0;
87 SYSCTL_NODE(_hw_usb, OID_AUTO, uscanner, CTLFLAG_RW, 0, "USB uscanner");
88 SYSCTL_INT(_hw_usb_uscanner, OID_AUTO, debug, CTLFLAG_RW,
89 &uscannerdebug, 0, "uscanner debug level");
96 struct usb_devno devno;
98 #define USC_KEEP_OPEN 1
101 /* Table of scanners that may work with this driver. */
102 static const struct uscan_info uscanner_devs[] = {
103 /* Acer Peripherals */
104 {{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_320U }, 0 },
105 {{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_640U }, 0 },
106 {{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_620U }, 0 },
107 {{ USB_VENDOR_ACERP, USB_PRODUCT_ACERP_ACERSCAN_C310U }, 0 },
110 {{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCAN1236U }, 0 },
111 {{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCAN1212U }, 0 },
112 {{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCAN1212U2 }, 0 },
113 {{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANTOUCH }, 0 },
114 {{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE40 }, 0 },
115 {{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE50 }, 0 },
116 {{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE20 }, 0 },
117 {{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE25 }, 0 },
118 {{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE26 }, 0 },
119 {{ USB_VENDOR_AGFA, USB_PRODUCT_AGFA_SNAPSCANE52 }, 0 },
122 {{ USB_VENDOR_AVISION, USB_PRODUCT_AVISION_1200U }, 0 },
125 {{ USB_VENDOR_CANON, USB_PRODUCT_CANON_N656U }, 0 },
128 {{ USB_VENDOR_KYE, USB_PRODUCT_KYE_VIVIDPRO }, 0 },
131 {{ USB_VENDOR_HP, USB_PRODUCT_HP_2200C }, 0 },
132 {{ USB_VENDOR_HP, USB_PRODUCT_HP_3300C }, 0 },
133 {{ USB_VENDOR_HP, USB_PRODUCT_HP_3400CSE }, 0 },
134 {{ USB_VENDOR_HP, USB_PRODUCT_HP_4100C }, 0 },
135 {{ USB_VENDOR_HP, USB_PRODUCT_HP_4200C }, 0 },
136 {{ USB_VENDOR_HP, USB_PRODUCT_HP_4300C }, 0 },
137 {{ USB_VENDOR_HP, USB_PRODUCT_HP_S20 }, 0 },
138 {{ USB_VENDOR_HP, USB_PRODUCT_HP_5200C }, 0 },
139 {{ USB_VENDOR_HP, USB_PRODUCT_HP_5300C }, 0 },
140 {{ USB_VENDOR_HP, USB_PRODUCT_HP_5400C }, 0 },
141 {{ USB_VENDOR_HP, USB_PRODUCT_HP_6200C }, 0 },
142 {{ USB_VENDOR_HP, USB_PRODUCT_HP_6300C }, 0 },
145 {{ USB_VENDOR_SCANLOGIC, USB_PRODUCT_SCANLOGIC_336CX }, 0 },
146 {{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_X6U }, 0 },
147 {{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_336CX }, 0 },
148 {{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_336CX2 }, 0 },
149 {{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_C6 }, 0 },
150 {{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_V6USL }, 0 },
151 {{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_V6USL2 }, 0 },
152 {{ USB_VENDOR_MICROTEK, USB_PRODUCT_MICROTEK_V6UL }, 0 },
155 {{ USB_VENDOR_MINOLTA, USB_PRODUCT_MINOLTA_5400 }, 0 },
158 {{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_1200CU }, 0 },
159 {{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_BEARPAW1200F }, 0 },
160 {{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_BEARPAW1200TA }, 0 },
161 {{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_600USB }, 0 },
162 {{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_600CU }, 0 },
163 {{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_1200USB }, 0 },
164 {{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_1200UB }, 0 },
165 {{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_1200USBPLUS }, 0 },
166 {{ USB_VENDOR_MUSTEK, USB_PRODUCT_MUSTEK_1200CUPLUS }, 0 },
169 {{ USB_VENDOR_NATIONAL, USB_PRODUCT_NATIONAL_BEARPAW1200 }, 0 },
170 {{ USB_VENDOR_NATIONAL, USB_PRODUCT_NATIONAL_BEARPAW2400 }, 0 },
173 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2X300 }, 0 },
174 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2E300 }, 0 },
175 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2300 }, 0 },
176 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2E3002 }, 0 },
177 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_9600 }, 0 },
178 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_600U }, 0 },
179 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_6200 }, 0 },
180 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_19200 }, 0 },
181 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_1200U }, 0 },
182 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G600 }, 0 },
183 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_636I }, 0 },
184 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2600 }, 0 },
185 {{ USB_VENDOR_PRIMAX, USB_PRODUCT_PRIMAX_G2E600 }, 0 },
188 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_636 }, 0 },
189 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_610 }, 0 },
190 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1200 }, 0 },
191 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1240 }, 0 },
192 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1250 }, 0 },
193 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1600 }, 0 },
194 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1640 }, 0 },
195 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_640U }, 0 },
196 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1650 }, 0 },
197 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1660 }, 0 },
198 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_1260 }, 0 },
199 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_GT9700F }, USC_KEEP_OPEN },
200 {{ USB_VENDOR_EPSON, USB_PRODUCT_EPSON_GT9300UF }, 0 },
203 {{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA1220U }, 0 },
204 {{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA1236U }, 0 },
205 {{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA2000U }, 0 },
206 {{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA2100U }, 0 },
207 {{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA2200U }, 0 },
208 {{ USB_VENDOR_UMAX, USB_PRODUCT_UMAX_ASTRA3400 }, 0 },
211 {{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_3000 }, 0 },
212 {{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_5300 }, 0 },
213 {{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_7600 }, 0 },
214 {{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_6100 }, 0 },
215 {{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_6200 }, 0 },
216 {{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_8100 }, 0 },
217 {{ USB_VENDOR_VISIONEER, USB_PRODUCT_VISIONEER_8600 }, 0 },
220 {{ USB_VENDOR_ULTIMA, USB_PRODUCT_ULTIMA_1200UBPLUS }, 0 },
223 #define uscanner_lookup(v, p) ((const struct uscan_info *)usb_lookup(uscanner_devs, v, p))
225 #define USCANNER_BUFFERSIZE 1024
227 struct uscanner_softc {
228 USBBASEDEVICE sc_dev; /* base device */
229 usbd_device_handle sc_udev;
230 usbd_interface_handle sc_iface;
234 usbd_pipe_handle sc_bulkin_pipe;
236 usbd_xfer_handle sc_bulkin_xfer;
237 void *sc_bulkin_buffer;
238 int sc_bulkin_bufferlen;
239 int sc_bulkin_datalen;
241 usbd_pipe_handle sc_bulkout_pipe;
243 usbd_xfer_handle sc_bulkout_xfer;
244 void *sc_bulkout_buffer;
245 int sc_bulkout_bufferlen;
246 int sc_bulkout_datalen;
249 #define USCANNER_OPEN 0x01 /* opened */
255 #if defined(__NetBSD__) || defined(__OpenBSD__)
257 #elif defined(__FreeBSD__) || defined(__DragonFly__)
258 d_open_t uscanneropen;
259 d_close_t uscannerclose;
260 d_read_t uscannerread;
261 d_write_t uscannerwrite;
262 d_poll_t uscannerpoll;
264 #define USCANNER_CDEV_MAJOR 156
266 Static struct cdevsw uscanner_cdevsw = {
267 /* name */ "uscanner",
268 /* maj */ USCANNER_CDEV_MAJOR,
273 /* open */ uscanneropen,
274 /* close */ uscannerclose,
275 /* read */ uscannerread,
276 /* write */ uscannerwrite,
278 /* poll */ uscannerpoll,
280 /* strategy */ nostrategy,
286 Static int uscanner_do_read(struct uscanner_softc *, struct uio *, int);
287 Static int uscanner_do_write(struct uscanner_softc *, struct uio *, int);
288 Static void uscanner_do_close(struct uscanner_softc *);
290 #define USCANNERUNIT(n) (minor(n))
292 USB_DECLARE_DRIVER(uscanner);
296 USB_MATCH_START(uscanner, uaa);
298 if (uaa->iface != NULL)
301 return (uscanner_lookup(uaa->vendor, uaa->product) != NULL ?
302 UMATCH_VENDOR_PRODUCT : UMATCH_NONE);
307 USB_ATTACH_START(uscanner, sc, uaa);
308 usb_interface_descriptor_t *id = 0;
309 usb_endpoint_descriptor_t *ed, *ed_bulkin = NULL, *ed_bulkout = NULL;
314 usbd_devinfo(uaa->device, 0, devinfo);
316 printf("%s: %s\n", USBDEVNAME(sc->sc_dev), devinfo);
318 sc->sc_dev_flags = uscanner_lookup(uaa->vendor, uaa->product)->flags;
320 sc->sc_udev = uaa->device;
322 err = usbd_set_config_no(uaa->device, 1, 1); /* XXX */
324 printf("%s: setting config no failed\n",
325 USBDEVNAME(sc->sc_dev));
326 USB_ATTACH_ERROR_RETURN;
329 /* XXX We only check the first interface */
330 err = usbd_device2interface_handle(sc->sc_udev, 0, &sc->sc_iface);
331 if (!err && sc->sc_iface)
332 id = usbd_get_interface_descriptor(sc->sc_iface);
333 if (err || id == 0) {
334 printf("%s: could not get interface descriptor, err=%d,id=%p\n",
335 USBDEVNAME(sc->sc_dev), err, id);
336 USB_ATTACH_ERROR_RETURN;
339 /* Find the two first bulk endpoints */
340 for (i = 0 ; i < id->bNumEndpoints; i++) {
341 ed = usbd_interface2endpoint_descriptor(sc->sc_iface, i);
343 printf("%s: could not read endpoint descriptor\n",
344 USBDEVNAME(sc->sc_dev));
345 USB_ATTACH_ERROR_RETURN;
348 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN
349 && (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) {
351 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT
352 && (ed->bmAttributes & UE_XFERTYPE) == UE_BULK) {
356 if (ed_bulkin && ed_bulkout) /* found all we need */
360 /* Verify that we goething sensible */
361 if (ed_bulkin == NULL || ed_bulkout == NULL) {
362 printf("%s: bulk-in and/or bulk-out endpoint not found\n",
363 USBDEVNAME(sc->sc_dev));
364 USB_ATTACH_ERROR_RETURN;
367 sc->sc_bulkin = ed_bulkin->bEndpointAddress;
368 sc->sc_bulkout = ed_bulkout->bEndpointAddress;
370 #if defined(__FreeBSD__) || defined(__DragonFly__)
371 /* the main device, ctrl endpoint */
372 cdevsw_add(&uscanner_cdevsw, -1, USBDEVUNIT(sc->sc_dev));
373 make_dev(&uscanner_cdevsw, USBDEVUNIT(sc->sc_dev),
374 UID_ROOT, GID_OPERATOR, 0644, "%s", USBDEVNAME(sc->sc_dev));
377 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
380 USB_ATTACH_SUCCESS_RETURN;
384 uscanneropen(dev_t dev, int flag, int mode, usb_proc_ptr p)
386 struct uscanner_softc *sc;
387 int unit = USCANNERUNIT(dev);
390 USB_GET_SC_OPEN(uscanner, unit, sc);
392 DPRINTFN(5, ("uscanneropen: flag=%d, mode=%d, unit=%d\n",
398 if (sc->sc_state & USCANNER_OPEN)
401 sc->sc_state |= USCANNER_OPEN;
403 sc->sc_bulkin_buffer = malloc(USCANNER_BUFFERSIZE, M_USBDEV, M_WAITOK);
404 sc->sc_bulkout_buffer = malloc(USCANNER_BUFFERSIZE, M_USBDEV, M_WAITOK);
405 /* No need to check buffers for NULL since we have WAITOK */
407 sc->sc_bulkin_bufferlen = USCANNER_BUFFERSIZE;
408 sc->sc_bulkout_bufferlen = USCANNER_BUFFERSIZE;
410 /* We have decided on which endpoints to use, now open the pipes */
411 if (sc->sc_bulkin_pipe == NULL) {
412 err = usbd_open_pipe(sc->sc_iface, sc->sc_bulkin,
413 USBD_EXCLUSIVE_USE, &sc->sc_bulkin_pipe);
415 printf("%s: cannot open bulk-in pipe (addr %d)\n",
416 USBDEVNAME(sc->sc_dev), sc->sc_bulkin);
417 uscanner_do_close(sc);
421 if (sc->sc_bulkout_pipe == NULL) {
422 err = usbd_open_pipe(sc->sc_iface, sc->sc_bulkout,
423 USBD_EXCLUSIVE_USE, &sc->sc_bulkout_pipe);
425 printf("%s: cannot open bulk-out pipe (addr %d)\n",
426 USBDEVNAME(sc->sc_dev), sc->sc_bulkout);
427 uscanner_do_close(sc);
432 sc->sc_bulkin_xfer = usbd_alloc_xfer(sc->sc_udev);
433 if (sc->sc_bulkin_xfer == NULL) {
434 uscanner_do_close(sc);
437 sc->sc_bulkout_xfer = usbd_alloc_xfer(sc->sc_udev);
438 if (sc->sc_bulkout_xfer == NULL) {
439 uscanner_do_close(sc);
443 return (0); /* success */
447 uscannerclose(dev_t dev, int flag, int mode, usb_proc_ptr p)
449 struct uscanner_softc *sc;
451 USB_GET_SC(uscanner, USCANNERUNIT(dev), sc);
453 DPRINTFN(5, ("uscannerclose: flag=%d, mode=%d, unit=%d\n",
454 flag, mode, USCANNERUNIT(dev)));
457 if (!(sc->sc_state & USCANNER_OPEN)) {
458 printf("uscannerclose: not open\n");
463 uscanner_do_close(sc);
469 uscanner_do_close(struct uscanner_softc *sc)
471 if (sc->sc_bulkin_xfer) {
472 usbd_free_xfer(sc->sc_bulkin_xfer);
473 sc->sc_bulkin_xfer = NULL;
475 if (sc->sc_bulkout_xfer) {
476 usbd_free_xfer(sc->sc_bulkout_xfer);
477 sc->sc_bulkout_xfer = NULL;
480 if (!(sc->sc_dev_flags & USC_KEEP_OPEN)) {
481 if (sc->sc_bulkin_pipe != NULL) {
482 usbd_abort_pipe(sc->sc_bulkin_pipe);
483 usbd_close_pipe(sc->sc_bulkin_pipe);
484 sc->sc_bulkin_pipe = NULL;
486 if (sc->sc_bulkout_pipe != NULL) {
487 usbd_abort_pipe(sc->sc_bulkout_pipe);
488 usbd_close_pipe(sc->sc_bulkout_pipe);
489 sc->sc_bulkout_pipe = NULL;
493 if (sc->sc_bulkin_buffer) {
494 free(sc->sc_bulkin_buffer, M_USBDEV);
495 sc->sc_bulkin_buffer = NULL;
497 if (sc->sc_bulkout_buffer) {
498 free(sc->sc_bulkout_buffer, M_USBDEV);
499 sc->sc_bulkout_buffer = NULL;
502 sc->sc_state &= ~USCANNER_OPEN;
506 uscanner_do_read(struct uscanner_softc *sc, struct uio *uio, int flag)
512 DPRINTFN(5, ("%s: uscannerread\n", USBDEVNAME(sc->sc_dev)));
517 while ((n = min(sc->sc_bulkin_bufferlen, uio->uio_resid)) != 0) {
518 DPRINTFN(1, ("uscannerread: start transfer %d bytes\n",n));
521 err = usbd_bulk_transfer(
522 sc->sc_bulkin_xfer, sc->sc_bulkin_pipe,
523 USBD_SHORT_XFER_OK, USBD_NO_TIMEOUT,
524 sc->sc_bulkin_buffer, &tn,
527 if (err == USBD_INTERRUPTED)
529 else if (err == USBD_TIMEOUT)
535 DPRINTFN(1, ("uscannerread: got %d bytes\n", tn));
536 error = uiomove(sc->sc_bulkin_buffer, tn, uio);
545 uscannerread(dev_t dev, struct uio *uio, int flag)
547 struct uscanner_softc *sc;
550 USB_GET_SC(uscanner, USCANNERUNIT(dev), sc);
553 error = uscanner_do_read(sc, uio, flag);
554 if (--sc->sc_refcnt < 0)
555 usb_detach_wakeup(USBDEV(sc->sc_dev));
561 uscanner_do_write(struct uscanner_softc *sc, struct uio *uio, int flag)
567 DPRINTFN(5, ("%s: uscanner_do_write\n", USBDEVNAME(sc->sc_dev)));
572 while ((n = min(sc->sc_bulkout_bufferlen, uio->uio_resid)) != 0) {
573 error = uiomove(sc->sc_bulkout_buffer, n, uio);
576 DPRINTFN(1, ("uscanner_do_write: transfer %d bytes\n", n));
577 err = usbd_bulk_transfer(
578 sc->sc_bulkout_xfer, sc->sc_bulkout_pipe,
580 sc->sc_bulkout_buffer, &n,
583 if (err == USBD_INTERRUPTED)
595 uscannerwrite(dev_t dev, struct uio *uio, int flag)
597 struct uscanner_softc *sc;
600 USB_GET_SC(uscanner, USCANNERUNIT(dev), sc);
603 error = uscanner_do_write(sc, uio, flag);
604 if (--sc->sc_refcnt < 0)
605 usb_detach_wakeup(USBDEV(sc->sc_dev));
609 #if defined(__NetBSD__) || defined(__OpenBSD__)
611 uscanner_activate(device_ptr_t self, enum devact act)
613 struct uscanner_softc *sc = (struct uscanner_softc *)self;
619 case DVACT_DEACTIVATE:
629 USB_DETACH_START(uscanner, sc);
630 #if defined(__NetBSD__) || defined(__OpenBSD__)
634 #if defined(__NetBSD__) || defined(__OpenBSD__)
635 DPRINTF(("uscanner_detach: sc=%p flags=%d\n", sc, flags));
636 #elif defined(__FreeBSD__) || defined(__DragonFly__)
637 DPRINTF(("uscanner_detach: sc=%p\n", sc));
641 sc->sc_dev_flags = 0; /* make close really close device */
643 /* Abort all pipes. Causes processes waiting for transfer to wake. */
644 if (sc->sc_bulkin_pipe != NULL)
645 usbd_abort_pipe(sc->sc_bulkin_pipe);
646 if (sc->sc_bulkout_pipe != NULL)
647 usbd_abort_pipe(sc->sc_bulkout_pipe);
650 if (--sc->sc_refcnt >= 0) {
651 /* Wait for processes to go away. */
652 usb_detach_wait(USBDEV(sc->sc_dev));
656 #if defined(__NetBSD__) || defined(__OpenBSD__)
657 /* locate the major number */
658 for (maj = 0; maj < nchrdev; maj++)
659 if (cdevsw[maj].d_open == uscanneropen)
662 /* Nuke the vnodes for any open instances (calls close). */
663 mn = self->dv_unit * USB_MAX_ENDPOINTS;
664 vdevgone(maj, mn, mn + USB_MAX_ENDPOINTS - 1, VCHR);
665 #elif defined(__FreeBSD__) || defined(__DragonFly__)
666 /* destroy the device for the control endpoint */
667 cdevsw_remove(&uscanner_cdevsw, -1, USBDEVUNIT(sc->sc_dev));
670 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
677 uscannerpoll(dev_t dev, int events, usb_proc_ptr p)
679 struct uscanner_softc *sc;
682 USB_GET_SC(uscanner, USCANNERUNIT(dev), sc);
688 * We have no easy way of determining if a read will
689 * yield any data or a write will happen.
693 (POLLIN | POLLRDNORM | POLLOUT | POLLWRNORM);
698 #if defined(__FreeBSD__) || defined(__DragonFly__)
699 DRIVER_MODULE(uscanner, uhub, uscanner_driver, uscanner_devclass, usbd_driver_load, 0);