1 /* $NetBSD: ulpt.c,v 1.46 2001/12/31 12:15:21 augustss Exp $ */ 2 /* $FreeBSD: src/sys/dev/usb/ulpt.c,v 1.24 1999/11/17 22:33:44 n_hibma Exp $ */ 3 4 /* 5 * Copyright (c) 1998 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Lennart Augustsson (lennart@augustsson.net) at 10 * Carlstedt Research & Technology. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the NetBSD 23 * Foundation, Inc. and its contributors. 24 * 4. Neither the name of The NetBSD Foundation nor the names of its 25 * contributors may be used to endorse or promote products derived 26 * from this software without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 29 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 31 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 32 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 33 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 34 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 35 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 36 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 37 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 38 * POSSIBILITY OF SUCH DAMAGE. 39 */ 40 41 /* 42 * Printer Class spec: http://www.usb.org/developers/data/devclass/usbprint109.PDF 43 */ 44 45 #include <sys/cdefs.h> 46 __KERNEL_RCSID(0, "$NetBSD: ulpt.c,v 1.46 2001/12/31 12:15:21 augustss Exp $"); 47 48 #include <sys/param.h> 49 #include <sys/systm.h> 50 #include <sys/proc.h> 51 #include <sys/kernel.h> 52 #if defined(__NetBSD__) || defined(__OpenBSD__) 53 #include <sys/device.h> 54 #include <sys/ioctl.h> 55 #elif defined(__FreeBSD__) 56 #include <sys/ioccom.h> 57 #include <sys/module.h> 58 #include <sys/bus.h> 59 #endif 60 #include <sys/uio.h> 61 #include <sys/conf.h> 62 #include <sys/vnode.h> 63 #include <sys/syslog.h> 64 65 #include <dev/usb/usb.h> 66 #include <dev/usb/usbdi.h> 67 #include <dev/usb/usbdi_util.h> 68 #include <dev/usb/usbdevs.h> 69 #include <dev/usb/usb_quirks.h> 70 71 #define TIMEOUT hz*16 /* wait up to 16 seconds for a ready */ 72 #define STEP hz/4 73 74 #define LPTPRI (PZERO+8) 75 #define ULPT_BSIZE 16384 76 77 #ifdef ULPT_DEBUG 78 #define DPRINTF(x) if (ulptdebug) logprintf x 79 #define DPRINTFN(n,x) if (ulptdebug>(n)) logprintf x 80 int ulptdebug = 0; 81 #else 82 #define DPRINTF(x) 83 #define DPRINTFN(n,x) 84 #endif 85 86 #define UR_GET_DEVICE_ID 0 87 #define UR_GET_PORT_STATUS 1 88 #define UR_SOFT_RESET 2 89 90 #define LPS_NERR 0x08 /* printer no error */ 91 #define LPS_SELECT 0x10 /* printer selected */ 92 #define LPS_NOPAPER 0x20 /* printer out of paper */ 93 #define LPS_INVERT (LPS_SELECT|LPS_NERR) 94 #define LPS_MASK (LPS_SELECT|LPS_NERR|LPS_NOPAPER) 95 96 struct ulpt_softc { 97 USBBASEDEVICE sc_dev; 98 usbd_device_handle sc_udev; /* device */ 99 usbd_interface_handle sc_iface; /* interface */ 100 int sc_ifaceno; 101 102 int sc_out; 103 usbd_pipe_handle sc_out_pipe; /* bulk out pipe */ 104 105 int sc_in; 106 usbd_pipe_handle sc_in_pipe; /* bulk in pipe */ 107 usbd_xfer_handle sc_in_xfer1; 108 usbd_xfer_handle sc_in_xfer2; 109 u_char sc_junk[64]; /* somewhere to dump input */ 110 111 u_char sc_state; 112 #define ULPT_OPEN 0x01 /* device is open */ 113 #define ULPT_OBUSY 0x02 /* printer is busy doing output */ 114 #define ULPT_INIT 0x04 /* waiting to initialize for open */ 115 u_char sc_flags; 116 #define ULPT_NOPRIME 0x40 /* don't prime on open */ 117 u_char sc_laststatus; 118 119 int sc_refcnt; 120 u_char sc_dying; 121 122 #if defined(__FreeBSD__) 123 dev_t dev; 124 dev_t dev_noprime; 125 #endif 126 }; 127 128 #if defined(__NetBSD__) || defined(__OpenBSD__) 129 cdev_decl(ulpt); 130 #elif defined(__FreeBSD__) 131 Static d_open_t ulptopen; 132 Static d_close_t ulptclose; 133 Static d_write_t ulptwrite; 134 Static d_ioctl_t ulptioctl; 135 136 #define ULPT_CDEV_MAJOR 113 137 138 Static struct cdevsw ulpt_cdevsw = { 139 /* open */ ulptopen, 140 /* close */ ulptclose, 141 /* read */ noread, 142 /* write */ ulptwrite, 143 /* ioctl */ ulptioctl, 144 /* poll */ nopoll, 145 /* mmap */ nommap, 146 /* strategy */ nostrategy, 147 /* name */ "ulpt", 148 /* maj */ ULPT_CDEV_MAJOR, 149 /* dump */ nodump, 150 /* psize */ nopsize, 151 /* flags */ 0, 152 /* bmaj */ -1 153 }; 154 #endif 155 156 void ulpt_disco(void *); 157 158 int ulpt_do_write(struct ulpt_softc *, struct uio *uio, int); 159 int ulpt_status(struct ulpt_softc *); 160 void ulpt_reset(struct ulpt_softc *); 161 int ulpt_statusmsg(u_char, struct ulpt_softc *); 162 163 #if 0 164 void ieee1284_print_id(char *); 165 #endif 166 167 #define ULPTUNIT(s) (minor(s) & 0x1f) 168 #define ULPTFLAGS(s) (minor(s) & 0xe0) 169 170 171 USB_DECLARE_DRIVER(ulpt); 172 173 USB_MATCH(ulpt) 174 { 175 USB_MATCH_START(ulpt, uaa); 176 usb_interface_descriptor_t *id; 177 178 DPRINTFN(10,("ulpt_match\n")); 179 if (uaa->iface == NULL) 180 return (UMATCH_NONE); 181 id = usbd_get_interface_descriptor(uaa->iface); 182 if (id != NULL && 183 id->bInterfaceClass == UICLASS_PRINTER && 184 id->bInterfaceSubClass == UISUBCLASS_PRINTER && 185 (id->bInterfaceProtocol == UIPROTO_PRINTER_UNI || 186 id->bInterfaceProtocol == UIPROTO_PRINTER_BI || 187 id->bInterfaceProtocol == UIPROTO_PRINTER_1284)) 188 return (UMATCH_IFACECLASS_IFACESUBCLASS_IFACEPROTO); 189 return (UMATCH_NONE); 190 } 191 192 USB_ATTACH(ulpt) 193 { 194 USB_ATTACH_START(ulpt, sc, uaa); 195 usbd_device_handle dev = uaa->device; 196 usbd_interface_handle iface = uaa->iface; 197 usb_interface_descriptor_t *ifcd = usbd_get_interface_descriptor(iface); 198 usb_interface_descriptor_t *id, *iend; 199 usb_config_descriptor_t *cdesc; 200 usbd_status err; 201 char devinfo[1024]; 202 usb_endpoint_descriptor_t *ed; 203 u_int8_t epcount; 204 int i, altno; 205 206 DPRINTFN(10,("ulpt_attach: sc=%p\n", sc)); 207 usbd_devinfo(dev, 0, devinfo); 208 USB_ATTACH_SETUP; 209 printf("%s: %s, iclass %d/%d\n", USBDEVNAME(sc->sc_dev), 210 devinfo, ifcd->bInterfaceClass, ifcd->bInterfaceSubClass); 211 212 /* XXX 213 * Stepping through the alternate settings needs to be abstracted out. 214 */ 215 cdesc = usbd_get_config_descriptor(dev); 216 if (cdesc == NULL) { 217 printf("%s: failed to get configuration descriptor\n", 218 USBDEVNAME(sc->sc_dev)); 219 USB_ATTACH_ERROR_RETURN; 220 } 221 iend = (usb_interface_descriptor_t *) 222 ((char *)cdesc + UGETW(cdesc->wTotalLength)); 223 #ifdef DIAGNOSTIC 224 if (ifcd < (usb_interface_descriptor_t *)cdesc || 225 ifcd >= iend) 226 panic("ulpt: iface desc out of range\n"); 227 #endif 228 /* Step through all the descriptors looking for bidir mode */ 229 for (id = ifcd, altno = 0; 230 id < iend; 231 id = (void *)((char *)id + id->bLength)) { 232 if (id->bDescriptorType == UDESC_INTERFACE && 233 id->bInterfaceNumber == ifcd->bInterfaceNumber) { 234 if (id->bInterfaceClass == UICLASS_PRINTER && 235 id->bInterfaceSubClass == UISUBCLASS_PRINTER && 236 (id->bInterfaceProtocol == UIPROTO_PRINTER_BI || 237 id->bInterfaceProtocol == UIPROTO_PRINTER_1284)) 238 goto found; 239 altno++; 240 } 241 } 242 id = ifcd; /* not found, use original */ 243 found: 244 if (id != ifcd) { 245 /* Found a new bidir setting */ 246 DPRINTF(("ulpt_attach: set altno = %d\n", altno)); 247 err = usbd_set_interface(iface, altno); 248 if (err) { 249 printf("%s: setting alternate interface failed\n", 250 USBDEVNAME(sc->sc_dev)); 251 sc->sc_dying = 1; 252 USB_ATTACH_ERROR_RETURN; 253 } 254 } 255 256 epcount = 0; 257 (void)usbd_endpoint_count(iface, &epcount); 258 259 sc->sc_in = -1; 260 sc->sc_out = -1; 261 for (i = 0; i < epcount; i++) { 262 ed = usbd_interface2endpoint_descriptor(iface, i); 263 if (ed == NULL) { 264 printf("%s: couldn't get ep %d\n", 265 USBDEVNAME(sc->sc_dev), i); 266 USB_ATTACH_ERROR_RETURN; 267 } 268 if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN && 269 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 270 sc->sc_in = ed->bEndpointAddress; 271 } else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT && 272 UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) { 273 sc->sc_out = ed->bEndpointAddress; 274 } 275 } 276 if (sc->sc_out == -1) { 277 printf("%s: could not find bulk endpoint\n", 278 USBDEVNAME(sc->sc_dev)); 279 sc->sc_dying = 1; 280 USB_ATTACH_ERROR_RETURN; 281 } 282 printf("%s: using %s-directional mode\n", USBDEVNAME(sc->sc_dev), 283 sc->sc_in >= 0 ? "bi" : "uni"); 284 285 if (usbd_get_quirks(dev)->uq_flags & UQ_BROKEN_BIDIR) { 286 /* This device doesn't handle reading properly. */ 287 sc->sc_in = -1; 288 } 289 290 DPRINTFN(10, ("ulpt_attach: bulk=%d\n", sc->sc_out)); 291 292 sc->sc_iface = iface; 293 sc->sc_ifaceno = id->bInterfaceNumber; 294 sc->sc_udev = dev; 295 296 #if 0 297 /* 298 * This code is disabled because for some mysterious reason it causes 299 * printing not to work. But only sometimes, and mostly with 300 * UHCI and less often with OHCI. *sigh* 301 */ 302 { 303 usb_config_descriptor_t *cd = usbd_get_config_descriptor(dev); 304 usb_device_request_t req; 305 int len, alen; 306 307 req.bmRequestType = UT_READ_CLASS_INTERFACE; 308 req.bRequest = UR_GET_DEVICE_ID; 309 USETW(req.wValue, cd->bConfigurationValue); 310 USETW2(req.wIndex, id->bInterfaceNumber, id->bAlternateSetting); 311 USETW(req.wLength, sizeof devinfo - 1); 312 err = usbd_do_request_flags(dev, &req, devinfo,USBD_SHORT_XFER_OK, 313 &alen); 314 if (err) { 315 printf("%s: cannot get device id\n", USBDEVNAME(sc->sc_dev)); 316 } else if (alen <= 2) { 317 printf("%s: empty device id, no printer connected?\n", 318 USBDEVNAME(sc->sc_dev)); 319 } else { 320 /* devinfo now contains an IEEE-1284 device ID */ 321 len = ((devinfo[0] & 0xff) << 8) | (devinfo[1] & 0xff); 322 if (len > sizeof devinfo - 3) 323 len = sizeof devinfo - 3; 324 devinfo[len] = 0; 325 printf("%s: device id <", USBDEVNAME(sc->sc_dev)); 326 ieee1284_print_id(devinfo+2); 327 printf(">\n"); 328 } 329 } 330 #endif 331 332 #if defined(__FreeBSD__) 333 sc->dev = make_dev(&ulpt_cdevsw, device_get_unit(self), 334 UID_ROOT, GID_OPERATOR, 0644, "ulpt%d", device_get_unit(self)); 335 sc->dev_noprime = make_dev(&ulpt_cdevsw, 336 device_get_unit(self)|ULPT_NOPRIME, 337 UID_ROOT, GID_OPERATOR, 0644, "unlpt%d", device_get_unit(self)); 338 #endif 339 340 usbd_add_drv_event(USB_EVENT_DRIVER_ATTACH, sc->sc_udev, 341 USBDEV(sc->sc_dev)); 342 343 USB_ATTACH_SUCCESS_RETURN; 344 } 345 346 #if defined(__NetBSD__) || defined(__OpenBSD__) 347 int 348 ulpt_activate(device_ptr_t self, enum devact act) 349 { 350 struct ulpt_softc *sc = (struct ulpt_softc *)self; 351 352 switch (act) { 353 case DVACT_ACTIVATE: 354 return (EOPNOTSUPP); 355 break; 356 357 case DVACT_DEACTIVATE: 358 sc->sc_dying = 1; 359 break; 360 } 361 return (0); 362 } 363 #endif 364 365 USB_DETACH(ulpt) 366 { 367 USB_DETACH_START(ulpt, sc); 368 int s; 369 #if defined(__NetBSD__) || defined(__OpenBSD__) 370 int maj, mn; 371 372 DPRINTF(("ulpt_detach: sc=%p flags=%d\n", sc, flags)); 373 #elif defined(__FreeBSD__) 374 DPRINTF(("ulpt_detach: sc=%p\n", sc)); 375 #endif 376 377 sc->sc_dying = 1; 378 if (sc->sc_out_pipe != NULL) 379 usbd_abort_pipe(sc->sc_out_pipe); 380 if (sc->sc_in_pipe != NULL) 381 usbd_abort_pipe(sc->sc_in_pipe); 382 383 s = splusb(); 384 if (--sc->sc_refcnt >= 0) { 385 /* There is noone to wake, aborting the pipe is enough */ 386 /* Wait for processes to go away. */ 387 usb_detach_wait(USBDEV(sc->sc_dev)); 388 } 389 splx(s); 390 391 #if defined(__NetBSD__) || defined(__OpenBSD__) 392 /* locate the major number */ 393 for (maj = 0; maj < nchrdev; maj++) 394 if (cdevsw[maj].d_open == ulptopen) 395 break; 396 397 /* Nuke the vnodes for any open instances (calls close). */ 398 mn = self->dv_unit; 399 vdevgone(maj, mn, mn, VCHR); 400 #elif defined(__FreeBSD__) 401 /* XXX not implemented yet */ 402 403 destroy_dev(sc->dev); 404 destroy_dev(sc->dev_noprime); 405 #endif 406 407 usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev, 408 USBDEV(sc->sc_dev)); 409 410 return (0); 411 } 412 413 int 414 ulpt_status(struct ulpt_softc *sc) 415 { 416 usb_device_request_t req; 417 usbd_status err; 418 u_char status; 419 420 req.bmRequestType = UT_READ_CLASS_INTERFACE; 421 req.bRequest = UR_GET_PORT_STATUS; 422 USETW(req.wValue, 0); 423 USETW(req.wIndex, sc->sc_ifaceno); 424 USETW(req.wLength, 1); 425 err = usbd_do_request(sc->sc_udev, &req, &status); 426 DPRINTFN(1, ("ulpt_status: status=0x%02x err=%d\n", status, err)); 427 if (!err) 428 return (status); 429 else 430 return (0); 431 } 432 433 void 434 ulpt_reset(struct ulpt_softc *sc) 435 { 436 usb_device_request_t req; 437 438 DPRINTFN(1, ("ulpt_reset\n")); 439 req.bRequest = UR_SOFT_RESET; 440 USETW(req.wValue, 0); 441 USETW(req.wIndex, sc->sc_ifaceno); 442 USETW(req.wLength, 0); 443 444 /* 445 * There was a mistake in the USB printer 1.0 spec that gave the 446 * request type as UT_WRITE_CLASS_OTHER; it should have been 447 * UT_WRITE_CLASS_INTERFACE. Many printers use the old one, 448 * so we try both. 449 */ 450 if (usbd_do_request(sc->sc_udev, &req, 0)) { /* 1.0 */ 451 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 452 (void)usbd_do_request(sc->sc_udev, &req, 0); /* 1.1 */ 453 } 454 } 455 456 static void 457 ulpt_input(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status) 458 { 459 struct ulpt_softc *sc = priv; 460 461 DPRINTFN(2,("ulpt_input: got some data\n")); 462 /* Do it again. */ 463 if (xfer == sc->sc_in_xfer1) 464 usbd_transfer(sc->sc_in_xfer2); 465 else 466 usbd_transfer(sc->sc_in_xfer1); 467 } 468 469 int ulptusein = 1; 470 471 /* 472 * Reset the printer, then wait until it's selected and not busy. 473 */ 474 int 475 ulptopen(dev_t dev, int flag, int mode, usb_proc_ptr p) 476 { 477 u_char flags = ULPTFLAGS(dev); 478 struct ulpt_softc *sc; 479 usbd_status err; 480 int spin, error; 481 482 USB_GET_SC_OPEN(ulpt, ULPTUNIT(dev), sc); 483 484 if (sc == NULL || sc->sc_iface == NULL || sc->sc_dying) 485 return (ENXIO); 486 487 if (sc->sc_state) 488 return (EBUSY); 489 490 sc->sc_state = ULPT_INIT; 491 sc->sc_flags = flags; 492 DPRINTF(("ulptopen: flags=0x%x\n", (unsigned)flags)); 493 494 #if defined(ULPT_DEBUG) && defined(__FreeBSD__) 495 /* Ignoring these flags might not be a good idea */ 496 if ((flags & ~ULPT_NOPRIME) != 0) 497 printf("ulptopen: flags ignored: %b\n", flags, 498 "\20\3POS_INIT\4POS_ACK\6PRIME_OPEN\7AUTOLF\10BYPASS"); 499 #endif 500 501 502 error = 0; 503 sc->sc_refcnt++; 504 505 if ((flags & ULPT_NOPRIME) == 0) 506 ulpt_reset(sc); 507 508 for (spin = 0; (ulpt_status(sc) & LPS_SELECT) == 0; spin += STEP) { 509 DPRINTF(("ulpt_open: waiting a while\n")); 510 if (spin >= TIMEOUT) { 511 error = EBUSY; 512 sc->sc_state = 0; 513 goto done; 514 } 515 516 /* wait 1/4 second, give up if we get a signal */ 517 error = tsleep((caddr_t)sc, LPTPRI | PCATCH, "ulptop", STEP); 518 if (error != EWOULDBLOCK) { 519 sc->sc_state = 0; 520 goto done; 521 } 522 523 if (sc->sc_dying) { 524 error = ENXIO; 525 sc->sc_state = 0; 526 goto done; 527 } 528 } 529 530 err = usbd_open_pipe(sc->sc_iface, sc->sc_out, 0, &sc->sc_out_pipe); 531 if (err) { 532 sc->sc_state = 0; 533 error = EIO; 534 goto done; 535 } 536 if (ulptusein && sc->sc_in != -1) { 537 DPRINTF(("ulpt_open: open input pipe\n")); 538 err = usbd_open_pipe(sc->sc_iface, sc->sc_in,0,&sc->sc_in_pipe); 539 if (err) { 540 error = EIO; 541 usbd_close_pipe(sc->sc_out_pipe); 542 sc->sc_out_pipe = NULL; 543 sc->sc_state = 0; 544 goto done; 545 } 546 sc->sc_in_xfer1 = usbd_alloc_xfer(sc->sc_udev); 547 sc->sc_in_xfer2 = usbd_alloc_xfer(sc->sc_udev); 548 if (sc->sc_in_xfer1 == NULL || sc->sc_in_xfer2 == NULL) { 549 error = ENOMEM; 550 if (sc->sc_in_xfer1 != NULL) { 551 usbd_free_xfer(sc->sc_in_xfer1); 552 sc->sc_in_xfer1 = NULL; 553 } 554 if (sc->sc_in_xfer2 != NULL) { 555 usbd_free_xfer(sc->sc_in_xfer2); 556 sc->sc_in_xfer2 = NULL; 557 } 558 usbd_close_pipe(sc->sc_out_pipe); 559 sc->sc_out_pipe = NULL; 560 usbd_close_pipe(sc->sc_in_pipe); 561 sc->sc_in_pipe = NULL; 562 sc->sc_state = 0; 563 goto done; 564 } 565 usbd_setup_xfer(sc->sc_in_xfer1, sc->sc_in_pipe, sc, 566 sc->sc_junk, sizeof sc->sc_junk, USBD_SHORT_XFER_OK, 567 USBD_NO_TIMEOUT, ulpt_input); 568 usbd_setup_xfer(sc->sc_in_xfer2, sc->sc_in_pipe, sc, 569 sc->sc_junk, sizeof sc->sc_junk, USBD_SHORT_XFER_OK, 570 USBD_NO_TIMEOUT, ulpt_input); 571 usbd_transfer(sc->sc_in_xfer1); /* ignore failed start */ 572 } 573 574 sc->sc_state = ULPT_OPEN; 575 576 done: 577 if (--sc->sc_refcnt < 0) 578 usb_detach_wakeup(USBDEV(sc->sc_dev)); 579 580 DPRINTF(("ulptopen: done, error=%d\n", error)); 581 return (error); 582 } 583 584 int 585 ulpt_statusmsg(u_char status, struct ulpt_softc *sc) 586 { 587 u_char new; 588 589 status = (status ^ LPS_INVERT) & LPS_MASK; 590 new = status & ~sc->sc_laststatus; 591 sc->sc_laststatus = status; 592 593 if (new & LPS_SELECT) 594 log(LOG_NOTICE, "%s: offline\n", USBDEVNAME(sc->sc_dev)); 595 else if (new & LPS_NOPAPER) 596 log(LOG_NOTICE, "%s: out of paper\n", USBDEVNAME(sc->sc_dev)); 597 else if (new & LPS_NERR) 598 log(LOG_NOTICE, "%s: output error\n", USBDEVNAME(sc->sc_dev)); 599 600 return (status); 601 } 602 603 int 604 ulptclose(dev_t dev, int flag, int mode, usb_proc_ptr p) 605 { 606 struct ulpt_softc *sc; 607 608 USB_GET_SC(ulpt, ULPTUNIT(dev), sc); 609 610 if (sc->sc_state != ULPT_OPEN) 611 /* We are being forced to close before the open completed. */ 612 return (0); 613 614 if (sc->sc_out_pipe != NULL) { 615 usbd_close_pipe(sc->sc_out_pipe); 616 sc->sc_out_pipe = NULL; 617 } 618 if (sc->sc_in_pipe != NULL) { 619 usbd_abort_pipe(sc->sc_in_pipe); 620 usbd_close_pipe(sc->sc_in_pipe); 621 sc->sc_in_pipe = NULL; 622 if (sc->sc_in_xfer1 != NULL) { 623 usbd_free_xfer(sc->sc_in_xfer1); 624 sc->sc_in_xfer1 = NULL; 625 } 626 if (sc->sc_in_xfer2 != NULL) { 627 usbd_free_xfer(sc->sc_in_xfer2); 628 sc->sc_in_xfer2 = NULL; 629 } 630 } 631 632 sc->sc_state = 0; 633 634 DPRINTF(("ulptclose: closed\n")); 635 return (0); 636 } 637 638 int 639 ulpt_do_write(struct ulpt_softc *sc, struct uio *uio, int flags) 640 { 641 u_int32_t n; 642 int error = 0; 643 void *bufp; 644 usbd_xfer_handle xfer; 645 usbd_status err; 646 647 DPRINTF(("ulptwrite\n")); 648 xfer = usbd_alloc_xfer(sc->sc_udev); 649 if (xfer == NULL) 650 return (ENOMEM); 651 bufp = usbd_alloc_buffer(xfer, ULPT_BSIZE); 652 if (bufp == NULL) { 653 usbd_free_xfer(xfer); 654 return (ENOMEM); 655 } 656 while ((n = min(ULPT_BSIZE, uio->uio_resid)) != 0) { 657 ulpt_statusmsg(ulpt_status(sc), sc); 658 error = uiomove(bufp, n, uio); 659 if (error) 660 break; 661 DPRINTFN(1, ("ulptwrite: transfer %d bytes\n", n)); 662 err = usbd_bulk_transfer(xfer, sc->sc_out_pipe, USBD_NO_COPY, 663 USBD_NO_TIMEOUT, bufp, &n, "ulptwr"); 664 if (err) { 665 DPRINTF(("ulptwrite: error=%d\n", err)); 666 error = EIO; 667 break; 668 } 669 } 670 usbd_free_xfer(xfer); 671 672 return (error); 673 } 674 675 int 676 ulptwrite(dev_t dev, struct uio *uio, int flags) 677 { 678 struct ulpt_softc *sc; 679 int error; 680 681 USB_GET_SC(ulpt, ULPTUNIT(dev), sc); 682 683 if (sc->sc_dying) 684 return (EIO); 685 686 sc->sc_refcnt++; 687 error = ulpt_do_write(sc, uio, flags); 688 if (--sc->sc_refcnt < 0) 689 usb_detach_wakeup(USBDEV(sc->sc_dev)); 690 return (error); 691 } 692 693 int 694 ulptioctl(dev_t dev, u_long cmd, caddr_t data, int flag, usb_proc_ptr p) 695 { 696 int error = 0; 697 698 switch (cmd) { 699 default: 700 error = ENODEV; 701 } 702 703 return (error); 704 } 705 706 #if 0 707 /* XXX This does not belong here. */ 708 /* 709 * Print select parts of a IEEE 1284 device ID. 710 */ 711 void 712 ieee1284_print_id(char *str) 713 { 714 char *p, *q; 715 716 for (p = str-1; p; p = strchr(p, ';')) { 717 p++; /* skip ';' */ 718 if (strncmp(p, "MFG:", 4) == 0 || 719 strncmp(p, "MANUFACTURER:", 14) == 0 || 720 strncmp(p, "MDL:", 4) == 0 || 721 strncmp(p, "MODEL:", 6) == 0) { 722 q = strchr(p, ';'); 723 if (q) 724 printf("%.*s", (int)(q - p + 1), p); 725 } 726 } 727 } 728 #endif 729 730 #if defined(__FreeBSD__) 731 DRIVER_MODULE(ulpt, uhub, ulpt_driver, ulpt_devclass, usbd_driver_load, 0); 732 #endif 733