DEVFS - remove dev_ops_add(), dev_ops_get(), and get_dev()
[dragonfly.git] / sys / dev / usbmisc / ulpt / ulpt.c
CommitLineData
62ade751 1/*
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2 * $NetBSD: ulpt.c,v 1.55 2002/10/23 09:14:01 jdolecek Exp $
3 * $FreeBSD: src/sys/dev/usb/ulpt.c,v 1.59 2003/09/28 20:48:13 phk Exp $
b508545d 4 * $DragonFly: src/sys/dev/usbmisc/ulpt/ulpt.c,v 1.25 2008/02/11 16:56:53 dillon Exp $
62ade751 5 */
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6
7/*
8 * Copyright (c) 1998 The NetBSD Foundation, Inc.
9 * All rights reserved.
10 *
11 * This code is derived from software contributed to The NetBSD Foundation
12 * by Lennart Augustsson (lennart@augustsson.net) at
13 * Carlstedt Research & Technology.
14 *
15 * Redistribution and use in source and binary forms, with or without
16 * modification, are permitted provided that the following conditions
17 * are met:
18 * 1. Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 * 2. Redistributions in binary form must reproduce the above copyright
21 * notice, this list of conditions and the following disclaimer in the
22 * documentation and/or other materials provided with the distribution.
23 * 3. All advertising materials mentioning features or use of this software
24 * must display the following acknowledgement:
25 * This product includes software developed by the NetBSD
26 * Foundation, Inc. and its contributors.
27 * 4. Neither the name of The NetBSD Foundation nor the names of its
28 * contributors may be used to endorse or promote products derived
29 * from this software without specific prior written permission.
30 *
31 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
32 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
33 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
34 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
35 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
36 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
37 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
38 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
39 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
40 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGE.
42 */
43
44/*
1550dfd9 45 * Printer Class spec: http://www.usb.org/developers/data/devclass/usbprint109.PDF
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46 */
47
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48#include <sys/param.h>
49#include <sys/systm.h>
50#include <sys/proc.h>
51#include <sys/kernel.h>
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52#include <sys/module.h>
53#include <sys/bus.h>
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54#include <sys/uio.h>
55#include <sys/conf.h>
fef8985e 56#include <sys/device.h>
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57#include <sys/syslog.h>
58#include <sys/sysctl.h>
4e01b467 59#include <sys/thread2.h>
984263bc 60
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61#include <bus/usb/usb.h>
62#include <bus/usb/usbdi.h>
63#include <bus/usb/usbdi_util.h>
1550dfd9 64#include <bus/usb/usb_quirks.h>
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65
66#define TIMEOUT hz*16 /* wait up to 16 seconds for a ready */
67#define STEP hz/4
68
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69#define ULPT_BSIZE 16384
70
71#ifdef USB_DEBUG
fc1ef497
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72#define DPRINTF(x) if (ulptdebug) kprintf x
73#define DPRINTFN(n,x) if (ulptdebug>(n)) kprintf x
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74int ulptdebug = 0;
75SYSCTL_NODE(_hw_usb, OID_AUTO, ulpt, CTLFLAG_RW, 0, "USB ulpt");
76SYSCTL_INT(_hw_usb_ulpt, OID_AUTO, debug, CTLFLAG_RW,
77 &ulptdebug, 0, "ulpt debug level");
78#else
79#define DPRINTF(x)
80#define DPRINTFN(n,x)
81#endif
82
83#define UR_GET_DEVICE_ID 0
84#define UR_GET_PORT_STATUS 1
85#define UR_SOFT_RESET 2
86
87#define LPS_NERR 0x08 /* printer no error */
88#define LPS_SELECT 0x10 /* printer selected */
89#define LPS_NOPAPER 0x20 /* printer out of paper */
90#define LPS_INVERT (LPS_SELECT|LPS_NERR)
91#define LPS_MASK (LPS_SELECT|LPS_NERR|LPS_NOPAPER)
92
93struct ulpt_softc {
6ed427ca 94 device_t sc_dev;
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95 usbd_device_handle sc_udev; /* device */
96 usbd_interface_handle sc_iface; /* interface */
97 int sc_ifaceno;
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98
99 int sc_out;
100 usbd_pipe_handle sc_out_pipe; /* bulk out pipe */
101
102 int sc_in;
103 usbd_pipe_handle sc_in_pipe; /* bulk in pipe */
104 usbd_xfer_handle sc_in_xfer1;
105 usbd_xfer_handle sc_in_xfer2;
106 u_char sc_junk[64]; /* somewhere to dump input */
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107
108 u_char sc_state;
109#define ULPT_OPEN 0x01 /* device is open */
110#define ULPT_OBUSY 0x02 /* printer is busy doing output */
111#define ULPT_INIT 0x04 /* waiting to initialize for open */
112 u_char sc_flags;
113#define ULPT_NOPRIME 0x40 /* don't prime on open */
114 u_char sc_laststatus;
115
116 int sc_refcnt;
117 u_char sc_dying;
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118 int vendor;
119 int product;
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120};
121
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122static d_open_t ulptopen;
123static d_close_t ulptclose;
124static d_write_t ulptwrite;
125static d_ioctl_t ulptioctl;
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126
127#define ULPT_CDEV_MAJOR 113
128
6ed427ca 129static struct dev_ops ulpt_ops = {
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130 { "ulpt", ULPT_CDEV_MAJOR, 0 },
131 .d_open = ulptopen,
132 .d_close = ulptclose,
133 .d_write = ulptwrite,
134 .d_ioctl = ulptioctl,
984263bc 135};
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136
137void ulpt_disco(void *);
138
139int ulpt_do_write(struct ulpt_softc *, struct uio *uio, int);
140int ulpt_status(struct ulpt_softc *);
141void ulpt_reset(struct ulpt_softc *);
142int ulpt_statusmsg(u_char, struct ulpt_softc *);
143
1550dfd9 144#if 0
984263bc 145void ieee1284_print_id(char *);
1550dfd9 146#endif
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147
148#define ULPTUNIT(s) (minor(s) & 0x1f)
149#define ULPTFLAGS(s) (minor(s) & 0xe0)
150
151
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152static device_probe_t ulpt_match;
153static device_attach_t ulpt_attach;
154static device_detach_t ulpt_detach;
155
156static devclass_t ulpt_devclass;
157
158static kobj_method_t ulpt_methods[] = {
159 DEVMETHOD(device_probe, ulpt_match),
160 DEVMETHOD(device_attach, ulpt_attach),
161 DEVMETHOD(device_detach, ulpt_detach),
162 {0,0}
163};
164
165static driver_t ulpt_driver = {
166 "ulpt",
167 ulpt_methods,
168 sizeof(struct ulpt_softc)
169};
170
171MODULE_DEPEND(ulpt, usb, 1, 1, 1);
984263bc 172
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173static int
174ulpt_match(device_t self)
984263bc 175{
e785a5d9 176 struct usb_attach_arg *uaa = device_get_ivars(self);
984263bc 177 usb_interface_descriptor_t *id;
1550dfd9 178
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179 DPRINTFN(10,("ulpt_match\n"));
180 if (uaa->iface == NULL)
181 return (UMATCH_NONE);
182 id = usbd_get_interface_descriptor(uaa->iface);
183 if (id != NULL &&
184 id->bInterfaceClass == UICLASS_PRINTER &&
185 id->bInterfaceSubClass == UISUBCLASS_PRINTER &&
186 (id->bInterfaceProtocol == UIPROTO_PRINTER_UNI ||
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187 id->bInterfaceProtocol == UIPROTO_PRINTER_BI ||
188 id->bInterfaceProtocol == UIPROTO_PRINTER_1284))
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189 return (UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO);
190 return (UMATCH_NONE);
191}
192
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193static int
194ulpt_attach(device_t self)
984263bc 195{
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196 struct ulpt_softc *sc = device_get_softc(self);
197 struct usb_attach_arg *uaa = device_get_ivars(self);
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198 usbd_device_handle dev = uaa->device;
199 usbd_interface_handle iface = uaa->iface;
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200 usb_interface_descriptor_t *ifcd = usbd_get_interface_descriptor(iface);
201 usb_interface_descriptor_t *id, *iend;
202 usb_config_descriptor_t *cdesc;
203 usbd_status err;
984263bc 204 usb_endpoint_descriptor_t *ed;
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205 u_int8_t epcount;
206 int i, altno;
207
984263bc 208 DPRINTFN(10,("ulpt_attach: sc=%p\n", sc));
e785a5d9 209 sc->sc_dev = self;
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210
211 /* XXX
212 * Stepping through the alternate settings needs to be abstracted out.
213 */
214 cdesc = usbd_get_config_descriptor(dev);
215 if (cdesc == NULL) {
e3869ec7 216 kprintf("%s: failed to get configuration descriptor\n",
6ed427ca 217 device_get_nameunit(sc->sc_dev));
e785a5d9 218 return ENXIO;
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219 }
220 iend = (usb_interface_descriptor_t *)
221 ((char *)cdesc + UGETW(cdesc->wTotalLength));
222#ifdef DIAGNOSTIC
223 if (ifcd < (usb_interface_descriptor_t *)cdesc ||
224 ifcd >= iend)
225 panic("ulpt: iface desc out of range");
226#endif
227 /* Step through all the descriptors looking for bidir mode */
228 for (id = ifcd, altno = 0;
229 id < iend;
230 id = (void *)((char *)id + id->bLength)) {
231 if (id->bDescriptorType == UDESC_INTERFACE &&
232 id->bInterfaceNumber == ifcd->bInterfaceNumber) {
233 if (id->bInterfaceClass == UICLASS_PRINTER &&
234 id->bInterfaceSubClass == UISUBCLASS_PRINTER &&
235 (id->bInterfaceProtocol == UIPROTO_PRINTER_BI /* ||
236 id->bInterfaceProtocol == UIPROTO_PRINTER_1284 */))
237 goto found;
238 altno++;
239 }
240 }
241 id = ifcd; /* not found, use original */
242 found:
243 if (id != ifcd) {
244 /* Found a new bidir setting */
245 DPRINTF(("ulpt_attach: set altno = %d\n", altno));
246 err = usbd_set_interface(iface, altno);
247 if (err) {
e3869ec7 248 kprintf("%s: setting alternate interface failed\n",
6ed427ca 249 device_get_nameunit(sc->sc_dev));
1550dfd9 250 sc->sc_dying = 1;
e785a5d9 251 return ENXIO;
1550dfd9 252 }
984263bc 253 }
984263bc 254
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255 epcount = 0;
256 (void)usbd_endpoint_count(iface, &epcount);
257
258 sc->sc_in = -1;
259 sc->sc_out = -1;
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260 sc->vendor = uaa->vendor;
261 sc->product = uaa->product;
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262 for (i = 0; i < epcount; i++) {
263 ed = usbd_interface2endpoint_descriptor(iface, i);
264 if (ed == NULL) {
e3869ec7 265 kprintf("%s: couldn't get ep %d\n",
6ed427ca 266 device_get_nameunit(sc->sc_dev), i);
e785a5d9 267 return ENXIO;
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MD
268 }
269 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
270 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
271 sc->sc_in = ed->bEndpointAddress;
272 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT &&
273 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
274 sc->sc_out = ed->bEndpointAddress;
275 }
276 }
277 if (sc->sc_out == -1) {
e3869ec7 278 kprintf("%s: could not find bulk out endpoint\n",
6ed427ca 279 device_get_nameunit(sc->sc_dev));
984263bc 280 sc->sc_dying = 1;
e785a5d9 281 return ENXIO;
984263bc 282 }
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283
284 if (usbd_get_quirks(dev)->uq_flags & UQ_BROKEN_BIDIR) {
285 /* This device doesn't handle reading properly. */
286 sc->sc_in = -1;
287 }
288
6ed427ca 289 kprintf("%s: using %s-directional mode\n", device_get_nameunit(sc->sc_dev),
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290 sc->sc_in >= 0 ? "bi" : "uni");
291
292 DPRINTFN(10, ("ulpt_attach: bulk=%d\n", sc->sc_out));
293
294 sc->sc_iface = iface;
984263bc 295 sc->sc_ifaceno = id->bInterfaceNumber;
1550dfd9 296 sc->sc_udev = dev;
984263bc 297
fef8985e 298 make_dev(&ulpt_ops, device_get_unit(self),
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299 UID_ROOT, GID_OPERATOR, 0644,
300 "ulpt%d", device_get_unit(self));
fef8985e 301 make_dev(&ulpt_ops,
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302 device_get_unit(self)|ULPT_NOPRIME,
303 UID_ROOT, GID_OPERATOR, 0644,
304 "unlpt%d", device_get_unit(self));
984263bc 305
1550dfd9 306 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev,
2939c544 307 sc->sc_dev);
984263bc 308
e785a5d9 309 return 0;
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310}
311
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312static int
313ulpt_detach(device_t self)
984263bc 314{
e785a5d9 315 struct ulpt_softc *sc = device_get_softc(self);
984263bc 316
984263bc 317 DPRINTF(("ulpt_detach: sc=%p\n", sc));
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318
319 sc->sc_dying = 1;
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320 if (sc->sc_out_pipe != NULL)
321 usbd_abort_pipe(sc->sc_out_pipe);
322 if (sc->sc_in_pipe != NULL)
323 usbd_abort_pipe(sc->sc_in_pipe);
984263bc 324
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MD
325 /*
326 * Wait for any ongoing operations to complete before we actually
327 * close things down.
328 */
329
4e01b467 330 crit_enter();
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MD
331 --sc->sc_refcnt;
332 if (sc->sc_refcnt >= 0) {
6ed427ca 333 kprintf("%s: waiting for idle\n", device_get_nameunit(sc->sc_dev));
473ed6e2 334 while (sc->sc_refcnt >= 0)
2939c544 335 usb_detach_wait(sc->sc_dev);
6ed427ca 336 kprintf("%s: idle wait done\n", device_get_nameunit(sc->sc_dev));
984263bc 337 }
4e01b467 338 crit_exit();
984263bc 339
cd29885a 340 dev_ops_remove_minor(&ulpt_ops, /*-1, */device_get_unit(self));
984263bc 341
1550dfd9 342 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
2939c544 343 sc->sc_dev);
1550dfd9 344
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345 return (0);
346}
347
348int
349ulpt_status(struct ulpt_softc *sc)
350{
351 usb_device_request_t req;
352 usbd_status err;
353 u_char status;
354
355 req.bmRequestType = UT_READ_CLASS_INTERFACE;
356 req.bRequest = UR_GET_PORT_STATUS;
357 USETW(req.wValue, 0);
358 USETW(req.wIndex, sc->sc_ifaceno);
359 USETW(req.wLength, 1);
360 err = usbd_do_request(sc->sc_udev, &req, &status);
361 DPRINTFN(1, ("ulpt_status: status=0x%02x err=%d\n", status, err));
362 if (!err)
363 return (status);
364 else
365 return (0);
366}
367
368void
369ulpt_reset(struct ulpt_softc *sc)
370{
371 usb_device_request_t req;
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372 int other_fails;
373
374 /* The Brother HL1240 doesn't handle UT_WRITE_CLASS_OTHER */
375 other_fails = (sc->vendor == 0x04f9 && sc->product == 0x0006);
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376
377 DPRINTFN(1, ("ulpt_reset\n"));
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378 req.bRequest = UR_SOFT_RESET;
379 USETW(req.wValue, 0);
380 USETW(req.wIndex, sc->sc_ifaceno);
381 USETW(req.wLength, 0);
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382
383 /*
384 * There was a mistake in the USB printer 1.0 spec that gave the
385 * request type as UT_WRITE_CLASS_OTHER; it should have been
386 * UT_WRITE_CLASS_INTERFACE. Many printers use the old one,
387 * so we try both.
388 */
389 req.bmRequestType = UT_WRITE_CLASS_OTHER;
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390 /* Some printers don't handle UT_WRITE_CLASS_OTHER */
391 if (other_fails || usbd_do_request(sc->sc_udev, &req, 0)) {/* 1.0 */
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392 req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
393 (void)usbd_do_request(sc->sc_udev, &req, 0); /* 1.1 */
394 }
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395}
396
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397static void
398ulpt_input(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
399{
400 struct ulpt_softc *sc = priv;
401 u_int32_t count;
402
403 /* Don't loop on errors or 0-length input. */
404 usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL);
405 if (status != USBD_NORMAL_COMPLETION || count == 0)
406 return;
407
408 DPRINTFN(2,("ulpt_input: got some data\n"));
409 /* Do it again. */
410 if (xfer == sc->sc_in_xfer1)
411 usbd_transfer(sc->sc_in_xfer2);
412 else
413 usbd_transfer(sc->sc_in_xfer1);
414}
415
416int ulptusein = 1;
417
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418/*
419 * Reset the printer, then wait until it's selected and not busy.
420 */
421int
fef8985e 422ulptopen(struct dev_open_args *ap)
984263bc 423{
b13267a5 424 cdev_t dev = ap->a_head.a_dev;
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425 u_char flags = ULPTFLAGS(dev);
426 struct ulpt_softc *sc;
427 usbd_status err;
428 int spin, error;
429
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430 sc = devclass_get_softc(ulpt_devclass, ULPTUNIT(dev));
431 if (sc == NULL)
432 return (ENXIO);
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433
434 if (sc == NULL || sc->sc_iface == NULL || sc->sc_dying)
435 return (ENXIO);
436
437 if (sc->sc_state)
438 return (EBUSY);
439
440 sc->sc_state = ULPT_INIT;
441 sc->sc_flags = flags;
442 DPRINTF(("ulptopen: flags=0x%x\n", (unsigned)flags));
443
7c070ee7 444#if defined(USB_DEBUG)
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445 /* Ignoring these flags might not be a good idea */
446 if ((flags & ~ULPT_NOPRIME) != 0)
e3869ec7 447 kprintf("ulptopen: flags ignored: %b\n", flags,
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448 "\20\3POS_INIT\4POS_ACK\6PRIME_OPEN\7AUTOLF\10BYPASS");
449#endif
450
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451 error = 0;
452 sc->sc_refcnt++;
984263bc 453
62ade751 454 if ((flags & ULPT_NOPRIME) == 0) {
984263bc 455 ulpt_reset(sc);
62ade751 456 if (sc->sc_dying) {
1550dfd9 457 error = ENXIO;
62ade751 458 sc->sc_state = 0;
1550dfd9 459 goto done;
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460 }
461 }
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462
463 for (spin = 0; (ulpt_status(sc) & LPS_SELECT) == 0; spin += STEP) {
1550dfd9 464 DPRINTF(("ulpt_open: waiting a while\n"));
984263bc 465 if (spin >= TIMEOUT) {
1550dfd9 466 error = EBUSY;
984263bc 467 sc->sc_state = 0;
1550dfd9 468 goto done;
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469 }
470
471 /* wait 1/4 second, give up if we get a signal */
377d4740 472 error = tsleep((caddr_t)sc, PCATCH, "ulptop", STEP);
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473 if (error != EWOULDBLOCK) {
474 sc->sc_state = 0;
1550dfd9 475 goto done;
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476 }
477
478 if (sc->sc_dying) {
1550dfd9 479 error = ENXIO;
984263bc 480 sc->sc_state = 0;
1550dfd9 481 goto done;
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482 }
483 }
484
1550dfd9 485 err = usbd_open_pipe(sc->sc_iface, sc->sc_out, 0, &sc->sc_out_pipe);
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486 if (err) {
487 sc->sc_state = 0;
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488 error = EIO;
489 goto done;
490 }
491
492 if (ulptusein && sc->sc_in != -1) {
493 DPRINTF(("ulpt_open: open input pipe\n"));
494 err = usbd_open_pipe(sc->sc_iface, sc->sc_in,0,&sc->sc_in_pipe);
495 if (err) {
496 error = EIO;
497 usbd_close_pipe(sc->sc_out_pipe);
498 sc->sc_out_pipe = NULL;
499 sc->sc_state = 0;
500 goto done;
501 }
502 sc->sc_in_xfer1 = usbd_alloc_xfer(sc->sc_udev);
503 sc->sc_in_xfer2 = usbd_alloc_xfer(sc->sc_udev);
504 if (sc->sc_in_xfer1 == NULL || sc->sc_in_xfer2 == NULL) {
505 error = ENOMEM;
506 if (sc->sc_in_xfer1 != NULL) {
507 usbd_free_xfer(sc->sc_in_xfer1);
508 sc->sc_in_xfer1 = NULL;
509 }
510 if (sc->sc_in_xfer2 != NULL) {
511 usbd_free_xfer(sc->sc_in_xfer2);
512 sc->sc_in_xfer2 = NULL;
513 }
514 usbd_close_pipe(sc->sc_out_pipe);
515 sc->sc_out_pipe = NULL;
516 usbd_close_pipe(sc->sc_in_pipe);
517 sc->sc_in_pipe = NULL;
518 sc->sc_state = 0;
519 goto done;
520 }
521 usbd_setup_xfer(sc->sc_in_xfer1, sc->sc_in_pipe, sc,
522 sc->sc_junk, sizeof sc->sc_junk, USBD_SHORT_XFER_OK,
523 USBD_NO_TIMEOUT, ulpt_input);
524 usbd_setup_xfer(sc->sc_in_xfer2, sc->sc_in_pipe, sc,
525 sc->sc_junk, sizeof sc->sc_junk, USBD_SHORT_XFER_OK,
526 USBD_NO_TIMEOUT, ulpt_input);
527 usbd_transfer(sc->sc_in_xfer1); /* ignore failed start */
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528 }
529
530 sc->sc_state = ULPT_OPEN;
531
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532done:
533 if (--sc->sc_refcnt < 0)
2939c544 534 usb_detach_wakeup(sc->sc_dev);
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535
536 DPRINTF(("ulptopen: done, error=%d\n", error));
537 return (error);
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538}
539
540int
541ulpt_statusmsg(u_char status, struct ulpt_softc *sc)
542{
543 u_char new;
544
545 status = (status ^ LPS_INVERT) & LPS_MASK;
546 new = status & ~sc->sc_laststatus;
547 sc->sc_laststatus = status;
548
549 if (new & LPS_SELECT)
6ed427ca 550 log(LOG_NOTICE, "%s: offline\n", device_get_nameunit(sc->sc_dev));
984263bc 551 else if (new & LPS_NOPAPER)
6ed427ca 552 log(LOG_NOTICE, "%s: out of paper\n", device_get_nameunit(sc->sc_dev));
984263bc 553 else if (new & LPS_NERR)
6ed427ca 554 log(LOG_NOTICE, "%s: output error\n", device_get_nameunit(sc->sc_dev));
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555
556 return (status);
557}
558
559int
fef8985e 560ulptclose(struct dev_close_args *ap)
984263bc 561{
b13267a5 562 cdev_t dev = ap->a_head.a_dev;
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563 struct ulpt_softc *sc;
564
1e089e7e 565 sc = devclass_get_softc(ulpt_devclass, ULPTUNIT(dev));
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566
567 if (sc->sc_state != ULPT_OPEN)
568 /* We are being forced to close before the open completed. */
569 return (0);
570
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571 if (sc->sc_out_pipe != NULL) {
572 usbd_close_pipe(sc->sc_out_pipe);
573 sc->sc_out_pipe = NULL;
574 }
575 if (sc->sc_in_pipe != NULL) {
576 usbd_abort_pipe(sc->sc_in_pipe);
577 usbd_close_pipe(sc->sc_in_pipe);
578 sc->sc_in_pipe = NULL;
579 if (sc->sc_in_xfer1 != NULL) {
580 usbd_free_xfer(sc->sc_in_xfer1);
581 sc->sc_in_xfer1 = NULL;
582 }
583 if (sc->sc_in_xfer2 != NULL) {
584 usbd_free_xfer(sc->sc_in_xfer2);
585 sc->sc_in_xfer2 = NULL;
586 }
587 }
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588
589 sc->sc_state = 0;
590
591 DPRINTF(("ulptclose: closed\n"));
592 return (0);
593}
594
595int
596ulpt_do_write(struct ulpt_softc *sc, struct uio *uio, int flags)
597{
598 u_int32_t n;
599 int error = 0;
600 void *bufp;
601 usbd_xfer_handle xfer;
602 usbd_status err;
603
604 DPRINTF(("ulptwrite\n"));
605 xfer = usbd_alloc_xfer(sc->sc_udev);
606 if (xfer == NULL)
607 return (ENOMEM);
608 bufp = usbd_alloc_buffer(xfer, ULPT_BSIZE);
609 if (bufp == NULL) {
610 usbd_free_xfer(xfer);
611 return (ENOMEM);
612 }
613 while ((n = min(ULPT_BSIZE, uio->uio_resid)) != 0) {
614 ulpt_statusmsg(ulpt_status(sc), sc);
615 error = uiomove(bufp, n, uio);
616 if (error)
617 break;
618 DPRINTFN(1, ("ulptwrite: transfer %d bytes\n", n));
1550dfd9 619 err = usbd_bulk_transfer(xfer, sc->sc_out_pipe, USBD_NO_COPY,
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620 USBD_NO_TIMEOUT, bufp, &n, "ulptwr");
621 if (err) {
622 DPRINTF(("ulptwrite: error=%d\n", err));
623 error = EIO;
624 break;
625 }
626 }
627 usbd_free_xfer(xfer);
628
629 return (error);
630}
631
632int
fef8985e 633ulptwrite(struct dev_write_args *ap)
984263bc 634{
b13267a5 635 cdev_t dev = ap->a_head.a_dev;
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636 struct ulpt_softc *sc;
637 int error;
638
1e089e7e 639 sc = devclass_get_softc(ulpt_devclass, ULPTUNIT(dev));
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640
641 if (sc->sc_dying)
642 return (EIO);
643
644 sc->sc_refcnt++;
fef8985e 645 error = ulpt_do_write(sc, ap->a_uio, ap->a_ioflag);
984263bc 646 if (--sc->sc_refcnt < 0)
2939c544 647 usb_detach_wakeup(sc->sc_dev);
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648 return (error);
649}
650
651int
fef8985e 652ulptioctl(struct dev_ioctl_args *ap)
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653{
654 int error = 0;
655
fef8985e 656 switch (ap->a_cmd) {
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657 default:
658 error = ENODEV;
659 }
660
661 return (error);
662}
663
664#if 0
665/* XXX This does not belong here. */
666/*
1550dfd9 667 * Print select parts of an IEEE 1284 device ID.
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668 */
669void
670ieee1284_print_id(char *str)
671{
672 char *p, *q;
673
674 for (p = str-1; p; p = strchr(p, ';')) {
675 p++; /* skip ';' */
676 if (strncmp(p, "MFG:", 4) == 0 ||
677 strncmp(p, "MANUFACTURER:", 14) == 0 ||
678 strncmp(p, "MDL:", 4) == 0 ||
679 strncmp(p, "MODEL:", 6) == 0) {
680 q = strchr(p, ';');
681 if (q)
e3869ec7 682 kprintf("%.*s", (int)(q - p + 1), p);
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683 }
684 }
685}
686#endif
687
984263bc 688DRIVER_MODULE(ulpt, uhub, ulpt_driver, ulpt_devclass, usbd_driver_load, 0);
7c070ee7 689