1 /* $NetBSD: umodem.c,v 1.45 2002/09/23 05:51:23 simonb Exp $ */ 2 3 #define UFOMA_HANDSFREE 4 /*- 5 * Copyright (c) 2005, Takanori Watanabe 6 * Copyright (c) 2003, M. Warner Losh <imp@FreeBSD.org>. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31 /*- 32 * Copyright (c) 1998 The NetBSD Foundation, Inc. 33 * All rights reserved. 34 * 35 * This code is derived from software contributed to The NetBSD Foundation 36 * by Lennart Augustsson (lennart@augustsson.net) at 37 * Carlstedt Research & Technology. 38 * 39 * Redistribution and use in source and binary forms, with or without 40 * modification, are permitted provided that the following conditions 41 * are met: 42 * 1. Redistributions of source code must retain the above copyright 43 * notice, this list of conditions and the following disclaimer. 44 * 2. Redistributions in binary form must reproduce the above copyright 45 * notice, this list of conditions and the following disclaimer in the 46 * documentation and/or other materials provided with the distribution. 47 * 3. All advertising materials mentioning features or use of this software 48 * must display the following acknowledgement: 49 * This product includes software developed by the NetBSD 50 * Foundation, Inc. and its contributors. 51 * 4. Neither the name of The NetBSD Foundation nor the names of its 52 * contributors may be used to endorse or promote products derived 53 * from this software without specific prior written permission. 54 * 55 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 56 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 57 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 58 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 59 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 60 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 61 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 62 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 63 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 64 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 65 * POSSIBILITY OF SUCH DAMAGE. 66 */ 67 68 /* 69 * Comm Class spec: http://www.usb.org/developers/devclass_docs/usbccs10.pdf 70 * http://www.usb.org/developers/devclass_docs/usbcdc11.pdf 71 */ 72 73 /* 74 * TODO: 75 * - Implement a Call Device for modems without multiplexed commands. 76 */ 77 78 /* 79 * NOTE: all function names beginning like "ufoma_cfg_" can only 80 * be called from within the config thread function ! 81 */ 82 83 #include <sys/stdint.h> 84 #include <sys/param.h> 85 #include <sys/queue.h> 86 #include <sys/types.h> 87 #include <sys/systm.h> 88 #include <sys/kernel.h> 89 #include <sys/bus.h> 90 #include <sys/module.h> 91 #include <sys/lock.h> 92 #include <sys/condvar.h> 93 #include <sys/sysctl.h> 94 #include <sys/unistd.h> 95 #include <sys/callout.h> 96 #include <sys/malloc.h> 97 #include <sys/priv.h> 98 #include <sys/sbuf.h> 99 100 #include <bus/u4b/usb.h> 101 #include <bus/u4b/usbdi.h> 102 #include <bus/u4b/usbdi_util.h> 103 #include <bus/u4b/usb_cdc.h> 104 #include <bus/u4b/usbdevs.h> 105 106 #define USB_DEBUG_VAR usb_debug 107 #include <bus/u4b/usb_debug.h> 108 #include <bus/u4b/usb_process.h> 109 110 #include <bus/u4b/serial/usb_serial.h> 111 112 typedef struct ufoma_mobile_acm_descriptor { 113 uint8_t bFunctionLength; 114 uint8_t bDescriptorType; 115 uint8_t bDescriptorSubtype; 116 uint8_t bType; 117 uint8_t bMode[1]; 118 } __packed usb_mcpc_acm_descriptor; 119 120 #define UISUBCLASS_MCPC 0x88 121 122 #define UDESC_VS_INTERFACE 0x44 123 #define UDESCSUB_MCPC_ACM 0x11 124 125 #define UMCPC_ACM_TYPE_AB1 0x1 126 #define UMCPC_ACM_TYPE_AB2 0x2 127 #define UMCPC_ACM_TYPE_AB5 0x5 128 #define UMCPC_ACM_TYPE_AB6 0x6 129 130 #define UMCPC_ACM_MODE_DEACTIVATED 0x0 131 #define UMCPC_ACM_MODE_MODEM 0x1 132 #define UMCPC_ACM_MODE_ATCOMMAND 0x2 133 #define UMCPC_ACM_MODE_OBEX 0x60 134 #define UMCPC_ACM_MODE_VENDOR1 0xc0 135 #define UMCPC_ACM_MODE_VENDOR2 0xfe 136 #define UMCPC_ACM_MODE_UNLINKED 0xff 137 138 #define UMCPC_CM_MOBILE_ACM 0x0 139 140 #define UMCPC_ACTIVATE_MODE 0x60 141 #define UMCPC_GET_MODETABLE 0x61 142 #define UMCPC_SET_LINK 0x62 143 #define UMCPC_CLEAR_LINK 0x63 144 145 #define UMCPC_REQUEST_ACKNOWLEDGE 0x31 146 147 #define UFOMA_MAX_TIMEOUT 15 /* standard says 10 seconds */ 148 #define UFOMA_CMD_BUF_SIZE 64 /* bytes */ 149 150 #define UFOMA_BULK_BUF_SIZE 1024 /* bytes */ 151 152 enum { 153 UFOMA_CTRL_ENDPT_INTR, 154 UFOMA_CTRL_ENDPT_READ, 155 UFOMA_CTRL_ENDPT_WRITE, 156 UFOMA_CTRL_ENDPT_MAX, 157 }; 158 159 enum { 160 UFOMA_BULK_ENDPT_WRITE, 161 UFOMA_BULK_ENDPT_READ, 162 UFOMA_BULK_ENDPT_MAX, 163 }; 164 165 struct ufoma_softc { 166 struct ucom_super_softc sc_super_ucom; 167 struct ucom_softc sc_ucom; 168 struct cv sc_cv; 169 struct lock sc_lock; 170 struct sysctl_ctx_list sc_sysctl_ctx; 171 struct sysctl_oid *sc_sysctl_tree; 172 173 struct usb_xfer *sc_ctrl_xfer[UFOMA_CTRL_ENDPT_MAX]; 174 struct usb_xfer *sc_bulk_xfer[UFOMA_BULK_ENDPT_MAX]; 175 uint8_t *sc_modetable; 176 device_t sc_dev; 177 struct usb_device *sc_udev; 178 179 uint32_t sc_unit; 180 181 uint16_t sc_line; 182 183 uint8_t sc_num_msg; 184 uint8_t sc_nobulk; 185 uint8_t sc_ctrl_iface_no; 186 uint8_t sc_ctrl_iface_index; 187 uint8_t sc_data_iface_no; 188 uint8_t sc_data_iface_index; 189 uint8_t sc_cm_cap; 190 uint8_t sc_acm_cap; 191 uint8_t sc_lsr; 192 uint8_t sc_msr; 193 uint8_t sc_modetoactivate; 194 uint8_t sc_currentmode; 195 uint8_t sc_name[16]; 196 }; 197 198 /* prototypes */ 199 200 static device_probe_t ufoma_probe; 201 static device_attach_t ufoma_attach; 202 static device_detach_t ufoma_detach; 203 204 static usb_callback_t ufoma_ctrl_read_callback; 205 static usb_callback_t ufoma_ctrl_write_callback; 206 static usb_callback_t ufoma_intr_callback; 207 static usb_callback_t ufoma_bulk_write_callback; 208 static usb_callback_t ufoma_bulk_read_callback; 209 210 static void *ufoma_get_intconf(struct usb_config_descriptor *, 211 struct usb_interface_descriptor *, uint8_t, uint8_t); 212 static void ufoma_cfg_link_state(struct ufoma_softc *); 213 static void ufoma_cfg_activate_state(struct ufoma_softc *, uint16_t); 214 static void ufoma_cfg_open(struct ucom_softc *); 215 static void ufoma_cfg_close(struct ucom_softc *); 216 static void ufoma_cfg_set_break(struct ucom_softc *, uint8_t); 217 static void ufoma_cfg_get_status(struct ucom_softc *, uint8_t *, 218 uint8_t *); 219 static void ufoma_cfg_set_dtr(struct ucom_softc *, uint8_t); 220 static void ufoma_cfg_set_rts(struct ucom_softc *, uint8_t); 221 static int ufoma_pre_param(struct ucom_softc *, struct termios *); 222 static void ufoma_cfg_param(struct ucom_softc *, struct termios *); 223 static int ufoma_modem_setup(device_t, struct ufoma_softc *, 224 struct usb_attach_arg *); 225 static void ufoma_start_read(struct ucom_softc *); 226 static void ufoma_stop_read(struct ucom_softc *); 227 static void ufoma_start_write(struct ucom_softc *); 228 static void ufoma_stop_write(struct ucom_softc *); 229 static void ufoma_poll(struct ucom_softc *ucom); 230 231 /*sysctl stuff*/ 232 static int ufoma_sysctl_support(SYSCTL_HANDLER_ARGS); 233 static int ufoma_sysctl_current(SYSCTL_HANDLER_ARGS); 234 static int ufoma_sysctl_open(SYSCTL_HANDLER_ARGS); 235 236 static const struct usb_config 237 ufoma_ctrl_config[UFOMA_CTRL_ENDPT_MAX] = { 238 239 [UFOMA_CTRL_ENDPT_INTR] = { 240 .type = UE_INTERRUPT, 241 .endpoint = UE_ADDR_ANY, 242 .direction = UE_DIR_IN, 243 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 244 .bufsize = sizeof(struct usb_cdc_notification), 245 .callback = &ufoma_intr_callback, 246 }, 247 248 [UFOMA_CTRL_ENDPT_READ] = { 249 .type = UE_CONTROL, 250 .endpoint = 0x00, /* Control pipe */ 251 .direction = UE_DIR_ANY, 252 .bufsize = (sizeof(struct usb_device_request) + UFOMA_CMD_BUF_SIZE), 253 .flags = {.short_xfer_ok = 1,}, 254 .callback = &ufoma_ctrl_read_callback, 255 .timeout = 1000, /* 1 second */ 256 }, 257 258 [UFOMA_CTRL_ENDPT_WRITE] = { 259 .type = UE_CONTROL, 260 .endpoint = 0x00, /* Control pipe */ 261 .direction = UE_DIR_ANY, 262 .bufsize = (sizeof(struct usb_device_request) + 1), 263 .callback = &ufoma_ctrl_write_callback, 264 .timeout = 1000, /* 1 second */ 265 }, 266 }; 267 268 static const struct usb_config 269 ufoma_bulk_config[UFOMA_BULK_ENDPT_MAX] = { 270 271 [UFOMA_BULK_ENDPT_WRITE] = { 272 .type = UE_BULK, 273 .endpoint = UE_ADDR_ANY, 274 .direction = UE_DIR_OUT, 275 .bufsize = UFOMA_BULK_BUF_SIZE, 276 .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 277 .callback = &ufoma_bulk_write_callback, 278 }, 279 280 [UFOMA_BULK_ENDPT_READ] = { 281 .type = UE_BULK, 282 .endpoint = UE_ADDR_ANY, 283 .direction = UE_DIR_IN, 284 .bufsize = UFOMA_BULK_BUF_SIZE, 285 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 286 .callback = &ufoma_bulk_read_callback, 287 }, 288 }; 289 290 static const struct ucom_callback ufoma_callback = { 291 .ucom_cfg_get_status = &ufoma_cfg_get_status, 292 .ucom_cfg_set_dtr = &ufoma_cfg_set_dtr, 293 .ucom_cfg_set_rts = &ufoma_cfg_set_rts, 294 .ucom_cfg_set_break = &ufoma_cfg_set_break, 295 .ucom_cfg_param = &ufoma_cfg_param, 296 .ucom_cfg_open = &ufoma_cfg_open, 297 .ucom_cfg_close = &ufoma_cfg_close, 298 .ucom_pre_param = &ufoma_pre_param, 299 .ucom_start_read = &ufoma_start_read, 300 .ucom_stop_read = &ufoma_stop_read, 301 .ucom_start_write = &ufoma_start_write, 302 .ucom_stop_write = &ufoma_stop_write, 303 .ucom_poll = &ufoma_poll, 304 }; 305 306 static device_method_t ufoma_methods[] = { 307 /* Device methods */ 308 DEVMETHOD(device_probe, ufoma_probe), 309 DEVMETHOD(device_attach, ufoma_attach), 310 DEVMETHOD(device_detach, ufoma_detach), 311 {0, 0} 312 }; 313 314 static devclass_t ufoma_devclass; 315 316 static driver_t ufoma_driver = { 317 .name = "ufoma", 318 .methods = ufoma_methods, 319 .size = sizeof(struct ufoma_softc), 320 }; 321 322 DRIVER_MODULE(ufoma, uhub, ufoma_driver, ufoma_devclass, NULL, 0); 323 MODULE_DEPEND(ufoma, ucom, 1, 1, 1); 324 MODULE_DEPEND(ufoma, usb, 1, 1, 1); 325 MODULE_VERSION(ufoma, 1); 326 327 static const STRUCT_USB_HOST_ID ufoma_devs[] = { 328 {USB_IFACE_CLASS(UICLASS_CDC), 329 USB_IFACE_SUBCLASS(UISUBCLASS_MCPC),}, 330 }; 331 332 static int 333 ufoma_probe(device_t dev) 334 { 335 struct usb_attach_arg *uaa = device_get_ivars(dev); 336 struct usb_interface_descriptor *id; 337 struct usb_config_descriptor *cd; 338 usb_mcpc_acm_descriptor *mad; 339 int error; 340 341 if (uaa->usb_mode != USB_MODE_HOST) 342 return (ENXIO); 343 344 error = usbd_lookup_id_by_uaa(ufoma_devs, sizeof(ufoma_devs), uaa); 345 if (error) 346 return (error); 347 348 id = usbd_get_interface_descriptor(uaa->iface); 349 cd = usbd_get_config_descriptor(uaa->device); 350 351 if (id == NULL || cd == NULL) 352 return (ENXIO); 353 354 mad = ufoma_get_intconf(cd, id, UDESC_VS_INTERFACE, UDESCSUB_MCPC_ACM); 355 if (mad == NULL) 356 return (ENXIO); 357 358 #ifndef UFOMA_HANDSFREE 359 if ((mad->bType == UMCPC_ACM_TYPE_AB5) || 360 (mad->bType == UMCPC_ACM_TYPE_AB6)) 361 return (ENXIO); 362 #endif 363 return (BUS_PROBE_GENERIC); 364 } 365 366 static int 367 ufoma_attach(device_t dev) 368 { 369 struct usb_attach_arg *uaa = device_get_ivars(dev); 370 struct ufoma_softc *sc = device_get_softc(dev); 371 struct usb_config_descriptor *cd; 372 struct usb_interface_descriptor *id; 373 374 usb_mcpc_acm_descriptor *mad; 375 uint8_t elements; 376 int32_t error; 377 378 sc->sc_udev = uaa->device; 379 sc->sc_dev = dev; 380 sc->sc_unit = device_get_unit(dev); 381 382 lockinit(&sc->sc_lock, "ufoma", 0, LK_CANRECURSE); 383 cv_init(&sc->sc_cv, "CWAIT"); 384 385 device_set_usb_desc(dev); 386 387 ksnprintf(sc->sc_name, sizeof(sc->sc_name), 388 "%s", device_get_nameunit(dev)); 389 390 DPRINTF("\n"); 391 392 /* setup control transfers */ 393 394 cd = usbd_get_config_descriptor(uaa->device); 395 id = usbd_get_interface_descriptor(uaa->iface); 396 sc->sc_ctrl_iface_no = id->bInterfaceNumber; 397 sc->sc_ctrl_iface_index = uaa->info.bIfaceIndex; 398 399 error = usbd_transfer_setup(uaa->device, 400 &sc->sc_ctrl_iface_index, sc->sc_ctrl_xfer, 401 ufoma_ctrl_config, UFOMA_CTRL_ENDPT_MAX, sc, &sc->sc_lock); 402 403 if (error) { 404 device_printf(dev, "allocating control USB " 405 "transfers failed\n"); 406 goto detach; 407 } 408 mad = ufoma_get_intconf(cd, id, UDESC_VS_INTERFACE, UDESCSUB_MCPC_ACM); 409 if (mad == NULL) { 410 goto detach; 411 } 412 if (mad->bFunctionLength < sizeof(*mad)) { 413 device_printf(dev, "invalid MAD descriptor\n"); 414 goto detach; 415 } 416 if ((mad->bType == UMCPC_ACM_TYPE_AB5) || 417 (mad->bType == UMCPC_ACM_TYPE_AB6)) { 418 sc->sc_nobulk = 1; 419 } else { 420 sc->sc_nobulk = 0; 421 if (ufoma_modem_setup(dev, sc, uaa)) { 422 goto detach; 423 } 424 } 425 426 elements = (mad->bFunctionLength - sizeof(*mad) + 1); 427 428 /* initialize mode variables */ 429 430 sc->sc_modetable = kmalloc(elements + 1, M_USBDEV, M_WAITOK); 431 432 if (sc->sc_modetable == NULL) { 433 goto detach; 434 } 435 sc->sc_modetable[0] = (elements + 1); 436 memcpy(&sc->sc_modetable[1], mad->bMode, elements); 437 438 sc->sc_currentmode = UMCPC_ACM_MODE_UNLINKED; 439 sc->sc_modetoactivate = mad->bMode[0]; 440 441 /* clear stall at first run, if any */ 442 lockmgr(&sc->sc_lock, LK_EXCLUSIVE); 443 usbd_xfer_set_stall(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_WRITE]); 444 usbd_xfer_set_stall(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_READ]); 445 lockmgr(&sc->sc_lock, LK_RELEASE); 446 447 error = ucom_attach(&sc->sc_super_ucom, &sc->sc_ucom, 1, sc, 448 &ufoma_callback, &sc->sc_lock); 449 if (error) { 450 DPRINTF("ucom_attach failed\n"); 451 goto detach; 452 } 453 ucom_set_pnpinfo_usb(&sc->sc_super_ucom, dev); 454 455 /*Sysctls*/ 456 sysctl_ctx_init(&sc->sc_sysctl_ctx); 457 sc->sc_sysctl_tree = SYSCTL_ADD_NODE(&sc->sc_sysctl_ctx, 458 SYSCTL_STATIC_CHILDREN(_hw), OID_AUTO, 459 device_get_nameunit(sc->sc_dev), CTLFLAG_RD, 0, ""); 460 if (sc->sc_sysctl_tree == NULL) { 461 DPRINTF("can't add sysctl node\n"); 462 goto detach; 463 } 464 465 SYSCTL_ADD_PROC(&sc->sc_sysctl_ctx, 466 SYSCTL_CHILDREN(sc->sc_sysctl_tree), 467 OID_AUTO, "supportmode", 468 CTLFLAG_RD|CTLTYPE_STRING, sc, 0, ufoma_sysctl_support, 469 "A", "Supporting port role"); 470 471 SYSCTL_ADD_PROC(&sc->sc_sysctl_ctx, 472 SYSCTL_CHILDREN(sc->sc_sysctl_tree), 473 OID_AUTO, "currentmode", 474 CTLFLAG_RD|CTLTYPE_STRING, sc, 0, ufoma_sysctl_current, 475 "A", "Current port role"); 476 477 SYSCTL_ADD_PROC(&sc->sc_sysctl_ctx, 478 SYSCTL_CHILDREN(sc->sc_sysctl_tree), 479 OID_AUTO, "openmode", 480 CTLFLAG_RW|CTLTYPE_STRING, sc, 0, ufoma_sysctl_open, 481 "A", "Mode to transit when port is opened"); 482 SYSCTL_ADD_UINT(&sc->sc_sysctl_ctx, 483 SYSCTL_CHILDREN(sc->sc_sysctl_tree), 484 OID_AUTO, "comunit", 485 CTLFLAG_RD, &(sc->sc_super_ucom.sc_unit), 0, 486 "Unit number as USB serial"); 487 488 return (0); /* success */ 489 490 detach: 491 ufoma_detach(dev); 492 return (ENXIO); /* failure */ 493 } 494 495 static int 496 ufoma_detach(device_t dev) 497 { 498 struct ufoma_softc *sc = device_get_softc(dev); 499 500 ucom_detach(&sc->sc_super_ucom, &sc->sc_ucom); 501 usbd_transfer_unsetup(sc->sc_ctrl_xfer, UFOMA_CTRL_ENDPT_MAX); 502 usbd_transfer_unsetup(sc->sc_bulk_xfer, UFOMA_BULK_ENDPT_MAX); 503 504 if (sc->sc_modetable) { 505 kfree(sc->sc_modetable, M_USBDEV); 506 } 507 lockuninit(&sc->sc_lock); 508 cv_destroy(&sc->sc_cv); 509 sysctl_ctx_free(&sc->sc_sysctl_ctx); 510 511 return (0); 512 } 513 514 static void * 515 ufoma_get_intconf(struct usb_config_descriptor *cd, struct usb_interface_descriptor *id, 516 uint8_t type, uint8_t subtype) 517 { 518 struct usb_descriptor *desc = (void *)id; 519 520 while ((desc = usb_desc_foreach(cd, desc))) { 521 522 if (desc->bDescriptorType == UDESC_INTERFACE) { 523 return (NULL); 524 } 525 if ((desc->bDescriptorType == type) && 526 (desc->bDescriptorSubtype == subtype)) { 527 break; 528 } 529 } 530 return (desc); 531 } 532 533 static void 534 ufoma_cfg_link_state(struct ufoma_softc *sc) 535 { 536 struct usb_device_request req; 537 int32_t error; 538 539 req.bmRequestType = UT_WRITE_VENDOR_INTERFACE; 540 req.bRequest = UMCPC_SET_LINK; 541 USETW(req.wValue, UMCPC_CM_MOBILE_ACM); 542 USETW(req.wIndex, sc->sc_ctrl_iface_no); 543 USETW(req.wLength, sc->sc_modetable[0]); 544 545 ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 546 &req, sc->sc_modetable, 0, 1000); 547 548 error = cv_timedwait(&sc->sc_cv, &sc->sc_lock, hz); 549 550 if (error) { 551 DPRINTF("NO response\n"); 552 } 553 } 554 555 static void 556 ufoma_cfg_activate_state(struct ufoma_softc *sc, uint16_t state) 557 { 558 struct usb_device_request req; 559 int32_t error; 560 561 req.bmRequestType = UT_WRITE_VENDOR_INTERFACE; 562 req.bRequest = UMCPC_ACTIVATE_MODE; 563 USETW(req.wValue, state); 564 USETW(req.wIndex, sc->sc_ctrl_iface_no); 565 USETW(req.wLength, 0); 566 567 ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 568 &req, NULL, 0, 1000); 569 570 error = cv_timedwait(&sc->sc_cv, &sc->sc_lock, 571 (UFOMA_MAX_TIMEOUT * hz)); 572 if (error) { 573 DPRINTF("No response\n"); 574 } 575 } 576 577 static void 578 ufoma_ctrl_read_callback(struct usb_xfer *xfer, usb_error_t error) 579 { 580 struct ufoma_softc *sc = usbd_xfer_softc(xfer); 581 struct usb_device_request req; 582 struct usb_page_cache *pc0, *pc1; 583 int len, aframes, nframes; 584 585 usbd_xfer_status(xfer, NULL, NULL, &aframes, &nframes); 586 587 switch (USB_GET_STATE(xfer)) { 588 case USB_ST_TRANSFERRED: 589 tr_transferred: 590 if (aframes != nframes) 591 goto tr_setup; 592 pc1 = usbd_xfer_get_frame(xfer, 1); 593 len = usbd_xfer_frame_len(xfer, 1); 594 if (len > 0) 595 ucom_put_data(&sc->sc_ucom, pc1, 0, len); 596 /* FALLTHROUGH */ 597 case USB_ST_SETUP: 598 tr_setup: 599 if (sc->sc_num_msg) { 600 sc->sc_num_msg--; 601 602 req.bmRequestType = UT_READ_CLASS_INTERFACE; 603 req.bRequest = UCDC_GET_ENCAPSULATED_RESPONSE; 604 USETW(req.wIndex, sc->sc_ctrl_iface_no); 605 USETW(req.wValue, 0); 606 USETW(req.wLength, UFOMA_CMD_BUF_SIZE); 607 608 pc0 = usbd_xfer_get_frame(xfer, 0); 609 usbd_copy_in(pc0, 0, &req, sizeof(req)); 610 611 usbd_xfer_set_frame_len(xfer, 0, sizeof(req)); 612 usbd_xfer_set_frame_len(xfer, 1, UFOMA_CMD_BUF_SIZE); 613 usbd_xfer_set_frames(xfer, 2); 614 usbd_transfer_submit(xfer); 615 } 616 return; 617 618 default: /* Error */ 619 DPRINTF("error = %s\n", 620 usbd_errstr(error)); 621 622 if (error == USB_ERR_CANCELLED) { 623 return; 624 } else { 625 goto tr_setup; 626 } 627 628 goto tr_transferred; 629 } 630 } 631 632 static void 633 ufoma_ctrl_write_callback(struct usb_xfer *xfer, usb_error_t error) 634 { 635 struct ufoma_softc *sc = usbd_xfer_softc(xfer); 636 struct usb_device_request req; 637 struct usb_page_cache *pc; 638 uint32_t actlen; 639 640 switch (USB_GET_STATE(xfer)) { 641 case USB_ST_TRANSFERRED: 642 tr_transferred: 643 case USB_ST_SETUP: 644 tr_setup: 645 pc = usbd_xfer_get_frame(xfer, 1); 646 if (ucom_get_data(&sc->sc_ucom, pc, 0, 1, &actlen)) { 647 648 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 649 req.bRequest = UCDC_SEND_ENCAPSULATED_COMMAND; 650 USETW(req.wIndex, sc->sc_ctrl_iface_no); 651 USETW(req.wValue, 0); 652 USETW(req.wLength, 1); 653 654 pc = usbd_xfer_get_frame(xfer, 0); 655 usbd_copy_in(pc, 0, &req, sizeof(req)); 656 657 usbd_xfer_set_frame_len(xfer, 0, sizeof(req)); 658 usbd_xfer_set_frame_len(xfer, 1, 1); 659 usbd_xfer_set_frames(xfer, 2); 660 661 usbd_transfer_submit(xfer); 662 } 663 return; 664 665 default: /* Error */ 666 DPRINTF("error = %s\n", usbd_errstr(error)); 667 668 if (error == USB_ERR_CANCELLED) { 669 return; 670 } else { 671 goto tr_setup; 672 } 673 674 goto tr_transferred; 675 } 676 } 677 678 static void 679 ufoma_intr_callback(struct usb_xfer *xfer, usb_error_t error) 680 { 681 struct ufoma_softc *sc = usbd_xfer_softc(xfer); 682 struct usb_cdc_notification pkt; 683 struct usb_page_cache *pc; 684 uint16_t wLen; 685 uint16_t temp; 686 uint8_t mstatus; 687 int actlen; 688 689 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 690 691 switch (USB_GET_STATE(xfer)) { 692 case USB_ST_TRANSFERRED: 693 if (actlen < 8) { 694 DPRINTF("too short message\n"); 695 goto tr_setup; 696 } 697 if (actlen > sizeof(pkt)) { 698 DPRINTF("truncating message\n"); 699 actlen = sizeof(pkt); 700 } 701 pc = usbd_xfer_get_frame(xfer, 0); 702 usbd_copy_out(pc, 0, &pkt, actlen); 703 704 actlen -= 8; 705 706 wLen = UGETW(pkt.wLength); 707 if (actlen > wLen) { 708 actlen = wLen; 709 } 710 if ((pkt.bmRequestType == UT_READ_VENDOR_INTERFACE) && 711 (pkt.bNotification == UMCPC_REQUEST_ACKNOWLEDGE)) { 712 temp = UGETW(pkt.wValue); 713 sc->sc_currentmode = (temp >> 8); 714 if (!(temp & 0xff)) { 715 DPRINTF("Mode change failed!\n"); 716 } 717 cv_signal(&sc->sc_cv); 718 } 719 if (pkt.bmRequestType != UCDC_NOTIFICATION) { 720 goto tr_setup; 721 } 722 switch (pkt.bNotification) { 723 case UCDC_N_RESPONSE_AVAILABLE: 724 if (!(sc->sc_nobulk)) { 725 DPRINTF("Wrong serial state!\n"); 726 break; 727 } 728 if (sc->sc_num_msg != 0xFF) { 729 sc->sc_num_msg++; 730 } 731 usbd_transfer_start(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_READ]); 732 break; 733 734 case UCDC_N_SERIAL_STATE: 735 if (sc->sc_nobulk) { 736 DPRINTF("Wrong serial state!\n"); 737 break; 738 } 739 /* 740 * Set the serial state in ucom driver based on 741 * the bits from the notify message 742 */ 743 if (actlen < 2) { 744 DPRINTF("invalid notification " 745 "length, %d bytes!\n", actlen); 746 break; 747 } 748 DPRINTF("notify bytes = 0x%02x, 0x%02x\n", 749 pkt.data[0], pkt.data[1]); 750 751 /* currently, lsr is always zero. */ 752 sc->sc_lsr = 0; 753 sc->sc_msr = 0; 754 755 mstatus = pkt.data[0]; 756 757 if (mstatus & UCDC_N_SERIAL_RI) { 758 sc->sc_msr |= SER_RI; 759 } 760 if (mstatus & UCDC_N_SERIAL_DSR) { 761 sc->sc_msr |= SER_DSR; 762 } 763 if (mstatus & UCDC_N_SERIAL_DCD) { 764 sc->sc_msr |= SER_DCD; 765 } 766 ucom_status_change(&sc->sc_ucom); 767 break; 768 769 default: 770 break; 771 } 772 773 case USB_ST_SETUP: 774 tr_setup: 775 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 776 usbd_transfer_submit(xfer); 777 return; 778 779 default: /* Error */ 780 if (error != USB_ERR_CANCELLED) { 781 /* try to clear stall first */ 782 usbd_xfer_set_stall(xfer); 783 goto tr_setup; 784 } 785 return; 786 } 787 } 788 789 static void 790 ufoma_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error) 791 { 792 struct ufoma_softc *sc = usbd_xfer_softc(xfer); 793 struct usb_page_cache *pc; 794 uint32_t actlen; 795 796 switch (USB_GET_STATE(xfer)) { 797 case USB_ST_SETUP: 798 case USB_ST_TRANSFERRED: 799 tr_setup: 800 pc = usbd_xfer_get_frame(xfer, 0); 801 if (ucom_get_data(&sc->sc_ucom, pc, 0, 802 UFOMA_BULK_BUF_SIZE, &actlen)) { 803 usbd_xfer_set_frame_len(xfer, 0, actlen); 804 usbd_transfer_submit(xfer); 805 } 806 return; 807 808 default: /* Error */ 809 if (error != USB_ERR_CANCELLED) { 810 /* try to clear stall first */ 811 usbd_xfer_set_stall(xfer); 812 goto tr_setup; 813 } 814 return; 815 } 816 } 817 818 static void 819 ufoma_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error) 820 { 821 struct ufoma_softc *sc = usbd_xfer_softc(xfer); 822 struct usb_page_cache *pc; 823 int actlen; 824 825 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 826 827 switch (USB_GET_STATE(xfer)) { 828 case USB_ST_TRANSFERRED: 829 pc = usbd_xfer_get_frame(xfer, 0); 830 ucom_put_data(&sc->sc_ucom, pc, 0, actlen); 831 832 case USB_ST_SETUP: 833 tr_setup: 834 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 835 usbd_transfer_submit(xfer); 836 return; 837 838 default: /* Error */ 839 if (error != USB_ERR_CANCELLED) { 840 /* try to clear stall first */ 841 usbd_xfer_set_stall(xfer); 842 goto tr_setup; 843 } 844 return; 845 } 846 } 847 848 static void 849 ufoma_cfg_open(struct ucom_softc *ucom) 850 { 851 struct ufoma_softc *sc = ucom->sc_parent; 852 853 /* empty input queue */ 854 855 if (sc->sc_num_msg != 0xFF) { 856 sc->sc_num_msg++; 857 } 858 if (sc->sc_currentmode == UMCPC_ACM_MODE_UNLINKED) { 859 ufoma_cfg_link_state(sc); 860 } 861 if (sc->sc_currentmode == UMCPC_ACM_MODE_DEACTIVATED) { 862 ufoma_cfg_activate_state(sc, sc->sc_modetoactivate); 863 } 864 } 865 866 static void 867 ufoma_cfg_close(struct ucom_softc *ucom) 868 { 869 struct ufoma_softc *sc = ucom->sc_parent; 870 871 ufoma_cfg_activate_state(sc, UMCPC_ACM_MODE_DEACTIVATED); 872 } 873 874 static void 875 ufoma_cfg_set_break(struct ucom_softc *ucom, uint8_t onoff) 876 { 877 struct ufoma_softc *sc = ucom->sc_parent; 878 struct usb_device_request req; 879 uint16_t wValue; 880 881 if (sc->sc_nobulk || 882 (sc->sc_currentmode == UMCPC_ACM_MODE_OBEX)) { 883 return; 884 } 885 if (!(sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK)) { 886 return; 887 } 888 wValue = onoff ? UCDC_BREAK_ON : UCDC_BREAK_OFF; 889 890 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 891 req.bRequest = UCDC_SEND_BREAK; 892 USETW(req.wValue, wValue); 893 req.wIndex[0] = sc->sc_ctrl_iface_no; 894 req.wIndex[1] = 0; 895 USETW(req.wLength, 0); 896 897 ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 898 &req, NULL, 0, 1000); 899 } 900 901 static void 902 ufoma_cfg_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr) 903 { 904 struct ufoma_softc *sc = ucom->sc_parent; 905 906 *lsr = sc->sc_lsr; 907 *msr = sc->sc_msr; 908 } 909 910 static void 911 ufoma_cfg_set_line_state(struct ufoma_softc *sc) 912 { 913 struct usb_device_request req; 914 915 /* Don't send line state emulation request for OBEX port */ 916 if (sc->sc_currentmode == UMCPC_ACM_MODE_OBEX) { 917 return; 918 } 919 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 920 req.bRequest = UCDC_SET_CONTROL_LINE_STATE; 921 USETW(req.wValue, sc->sc_line); 922 req.wIndex[0] = sc->sc_ctrl_iface_no; 923 req.wIndex[1] = 0; 924 USETW(req.wLength, 0); 925 926 ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 927 &req, NULL, 0, 1000); 928 } 929 930 static void 931 ufoma_cfg_set_dtr(struct ucom_softc *ucom, uint8_t onoff) 932 { 933 struct ufoma_softc *sc = ucom->sc_parent; 934 935 if (sc->sc_nobulk) { 936 return; 937 } 938 if (onoff) 939 sc->sc_line |= UCDC_LINE_DTR; 940 else 941 sc->sc_line &= ~UCDC_LINE_DTR; 942 943 ufoma_cfg_set_line_state(sc); 944 } 945 946 static void 947 ufoma_cfg_set_rts(struct ucom_softc *ucom, uint8_t onoff) 948 { 949 struct ufoma_softc *sc = ucom->sc_parent; 950 951 if (sc->sc_nobulk) { 952 return; 953 } 954 if (onoff) 955 sc->sc_line |= UCDC_LINE_RTS; 956 else 957 sc->sc_line &= ~UCDC_LINE_RTS; 958 959 ufoma_cfg_set_line_state(sc); 960 } 961 962 static int 963 ufoma_pre_param(struct ucom_softc *ucom, struct termios *t) 964 { 965 return (0); /* we accept anything */ 966 } 967 968 static void 969 ufoma_cfg_param(struct ucom_softc *ucom, struct termios *t) 970 { 971 struct ufoma_softc *sc = ucom->sc_parent; 972 struct usb_device_request req; 973 struct usb_cdc_line_state ls; 974 975 if (sc->sc_nobulk || 976 (sc->sc_currentmode == UMCPC_ACM_MODE_OBEX)) { 977 return; 978 } 979 DPRINTF("\n"); 980 981 memset(&ls, 0, sizeof(ls)); 982 983 USETDW(ls.dwDTERate, t->c_ospeed); 984 985 if (t->c_cflag & CSTOPB) { 986 ls.bCharFormat = UCDC_STOP_BIT_2; 987 } else { 988 ls.bCharFormat = UCDC_STOP_BIT_1; 989 } 990 991 if (t->c_cflag & PARENB) { 992 if (t->c_cflag & PARODD) { 993 ls.bParityType = UCDC_PARITY_ODD; 994 } else { 995 ls.bParityType = UCDC_PARITY_EVEN; 996 } 997 } else { 998 ls.bParityType = UCDC_PARITY_NONE; 999 } 1000 1001 switch (t->c_cflag & CSIZE) { 1002 case CS5: 1003 ls.bDataBits = 5; 1004 break; 1005 case CS6: 1006 ls.bDataBits = 6; 1007 break; 1008 case CS7: 1009 ls.bDataBits = 7; 1010 break; 1011 case CS8: 1012 ls.bDataBits = 8; 1013 break; 1014 } 1015 1016 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 1017 req.bRequest = UCDC_SET_LINE_CODING; 1018 USETW(req.wValue, 0); 1019 req.wIndex[0] = sc->sc_ctrl_iface_no; 1020 req.wIndex[1] = 0; 1021 USETW(req.wLength, UCDC_LINE_STATE_LENGTH); 1022 1023 ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 1024 &req, &ls, 0, 1000); 1025 } 1026 1027 static int 1028 ufoma_modem_setup(device_t dev, struct ufoma_softc *sc, 1029 struct usb_attach_arg *uaa) 1030 { 1031 struct usb_config_descriptor *cd; 1032 struct usb_cdc_acm_descriptor *acm; 1033 struct usb_cdc_cm_descriptor *cmd; 1034 struct usb_interface_descriptor *id; 1035 struct usb_interface *iface; 1036 uint8_t i; 1037 int32_t error; 1038 1039 cd = usbd_get_config_descriptor(uaa->device); 1040 id = usbd_get_interface_descriptor(uaa->iface); 1041 1042 cmd = ufoma_get_intconf(cd, id, UDESC_CS_INTERFACE, UDESCSUB_CDC_CM); 1043 1044 if ((cmd == NULL) || 1045 (cmd->bLength < sizeof(*cmd))) { 1046 return (EINVAL); 1047 } 1048 sc->sc_cm_cap = cmd->bmCapabilities; 1049 sc->sc_data_iface_no = cmd->bDataInterface; 1050 1051 acm = ufoma_get_intconf(cd, id, UDESC_CS_INTERFACE, UDESCSUB_CDC_ACM); 1052 1053 if ((acm == NULL) || 1054 (acm->bLength < sizeof(*acm))) { 1055 return (EINVAL); 1056 } 1057 sc->sc_acm_cap = acm->bmCapabilities; 1058 1059 device_printf(dev, "data interface %d, has %sCM over data, " 1060 "has %sbreak\n", 1061 sc->sc_data_iface_no, 1062 sc->sc_cm_cap & USB_CDC_CM_OVER_DATA ? "" : "no ", 1063 sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK ? "" : "no "); 1064 1065 /* get the data interface too */ 1066 1067 for (i = 0;; i++) { 1068 1069 iface = usbd_get_iface(uaa->device, i); 1070 1071 if (iface) { 1072 1073 id = usbd_get_interface_descriptor(iface); 1074 1075 if (id && (id->bInterfaceNumber == sc->sc_data_iface_no)) { 1076 sc->sc_data_iface_index = i; 1077 usbd_set_parent_iface(uaa->device, i, uaa->info.bIfaceIndex); 1078 break; 1079 } 1080 } else { 1081 device_printf(dev, "no data interface\n"); 1082 return (EINVAL); 1083 } 1084 } 1085 1086 error = usbd_transfer_setup(uaa->device, 1087 &sc->sc_data_iface_index, sc->sc_bulk_xfer, 1088 ufoma_bulk_config, UFOMA_BULK_ENDPT_MAX, sc, &sc->sc_lock); 1089 1090 if (error) { 1091 device_printf(dev, "allocating BULK USB " 1092 "transfers failed\n"); 1093 return (EINVAL); 1094 } 1095 return (0); 1096 } 1097 1098 static void 1099 ufoma_start_read(struct ucom_softc *ucom) 1100 { 1101 struct ufoma_softc *sc = ucom->sc_parent; 1102 1103 /* start interrupt transfer */ 1104 usbd_transfer_start(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_INTR]); 1105 1106 /* start data transfer */ 1107 if (sc->sc_nobulk) { 1108 usbd_transfer_start(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_READ]); 1109 } else { 1110 usbd_transfer_start(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_READ]); 1111 } 1112 } 1113 1114 static void 1115 ufoma_stop_read(struct ucom_softc *ucom) 1116 { 1117 struct ufoma_softc *sc = ucom->sc_parent; 1118 1119 /* stop interrupt transfer */ 1120 usbd_transfer_stop(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_INTR]); 1121 1122 /* stop data transfer */ 1123 if (sc->sc_nobulk) { 1124 usbd_transfer_stop(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_READ]); 1125 } else { 1126 usbd_transfer_stop(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_READ]); 1127 } 1128 } 1129 1130 static void 1131 ufoma_start_write(struct ucom_softc *ucom) 1132 { 1133 struct ufoma_softc *sc = ucom->sc_parent; 1134 1135 if (sc->sc_nobulk) { 1136 usbd_transfer_start(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_WRITE]); 1137 } else { 1138 usbd_transfer_start(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_WRITE]); 1139 } 1140 } 1141 1142 static void 1143 ufoma_stop_write(struct ucom_softc *ucom) 1144 { 1145 struct ufoma_softc *sc = ucom->sc_parent; 1146 1147 if (sc->sc_nobulk) { 1148 usbd_transfer_stop(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_WRITE]); 1149 } else { 1150 usbd_transfer_stop(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_WRITE]); 1151 } 1152 } 1153 1154 static struct umcpc_modetostr_tab{ 1155 int mode; 1156 char *str; 1157 }umcpc_modetostr_tab[]={ 1158 {UMCPC_ACM_MODE_DEACTIVATED, "deactivated"}, 1159 {UMCPC_ACM_MODE_MODEM, "modem"}, 1160 {UMCPC_ACM_MODE_ATCOMMAND, "handsfree"}, 1161 {UMCPC_ACM_MODE_OBEX, "obex"}, 1162 {UMCPC_ACM_MODE_VENDOR1, "vendor1"}, 1163 {UMCPC_ACM_MODE_VENDOR2, "vendor2"}, 1164 {UMCPC_ACM_MODE_UNLINKED, "unlinked"}, 1165 {0, NULL} 1166 }; 1167 1168 static char *ufoma_mode_to_str(int mode) 1169 { 1170 int i; 1171 for(i = 0 ;umcpc_modetostr_tab[i].str != NULL; i++){ 1172 if(umcpc_modetostr_tab[i].mode == mode){ 1173 return umcpc_modetostr_tab[i].str; 1174 } 1175 } 1176 return NULL; 1177 } 1178 1179 static int ufoma_str_to_mode(char *str) 1180 { 1181 int i; 1182 for(i = 0 ;umcpc_modetostr_tab[i].str != NULL; i++){ 1183 if(strcmp(str, umcpc_modetostr_tab[i].str)==0){ 1184 return umcpc_modetostr_tab[i].mode; 1185 } 1186 } 1187 return -1; 1188 } 1189 1190 static int ufoma_sysctl_support(SYSCTL_HANDLER_ARGS) 1191 { 1192 struct ufoma_softc *sc = (struct ufoma_softc *)oidp->oid_arg1; 1193 struct sbuf sb; 1194 int i; 1195 char *mode; 1196 1197 sbuf_new(&sb, NULL, 1, SBUF_AUTOEXTEND); 1198 for(i = 1; i < sc->sc_modetable[0]; i++){ 1199 mode = ufoma_mode_to_str(sc->sc_modetable[i]); 1200 if(mode !=NULL){ 1201 sbuf_cat(&sb, mode); 1202 }else{ 1203 sbuf_printf(&sb, "(%02x)", sc->sc_modetable[i]); 1204 } 1205 if(i < (sc->sc_modetable[0]-1)) 1206 sbuf_cat(&sb, ","); 1207 } 1208 sbuf_trim(&sb); 1209 sbuf_finish(&sb); 1210 sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1211 sbuf_delete(&sb); 1212 1213 return 0; 1214 } 1215 static int ufoma_sysctl_current(SYSCTL_HANDLER_ARGS) 1216 { 1217 struct ufoma_softc *sc = (struct ufoma_softc *)oidp->oid_arg1; 1218 char *mode; 1219 char subbuf[]="(XXX)"; 1220 mode = ufoma_mode_to_str(sc->sc_currentmode); 1221 if(!mode){ 1222 mode = subbuf; 1223 ksnprintf(subbuf, sizeof(subbuf), "(%02x)", sc->sc_currentmode); 1224 } 1225 sysctl_handle_string(oidp, mode, strlen(mode), req); 1226 1227 return 0; 1228 1229 } 1230 static int ufoma_sysctl_open(SYSCTL_HANDLER_ARGS) 1231 { 1232 struct ufoma_softc *sc = (struct ufoma_softc *)oidp->oid_arg1; 1233 char *mode; 1234 char subbuf[40]; 1235 int newmode; 1236 int error; 1237 int i; 1238 1239 mode = ufoma_mode_to_str(sc->sc_modetoactivate); 1240 if(mode){ 1241 strncpy(subbuf, mode, sizeof(subbuf)); 1242 }else{ 1243 ksnprintf(subbuf, sizeof(subbuf), "(%02x)", sc->sc_modetoactivate); 1244 } 1245 error = sysctl_handle_string(oidp, subbuf, sizeof(subbuf), req); 1246 if(error != 0 || req->newptr == NULL){ 1247 return error; 1248 } 1249 1250 if((newmode = ufoma_str_to_mode(subbuf)) == -1){ 1251 return EINVAL; 1252 } 1253 1254 for(i = 1 ; i < sc->sc_modetable[0] ; i++){ 1255 if(sc->sc_modetable[i] == newmode){ 1256 sc->sc_modetoactivate = newmode; 1257 return 0; 1258 } 1259 } 1260 1261 return EINVAL; 1262 } 1263 1264 static void 1265 ufoma_poll(struct ucom_softc *ucom) 1266 { 1267 struct ufoma_softc *sc = ucom->sc_parent; 1268 usbd_transfer_poll(sc->sc_ctrl_xfer, UFOMA_CTRL_ENDPT_MAX); 1269 usbd_transfer_poll(sc->sc_bulk_xfer, UFOMA_BULK_ENDPT_MAX); 1270 } 1271