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 #include <sys/serial.h> 100 101 #include <bus/u4b/usb.h> 102 #include <bus/u4b/usbdi.h> 103 #include <bus/u4b/usbdi_util.h> 104 #include <bus/u4b/usb_cdc.h> 105 #include "usbdevs.h" 106 107 #define USB_DEBUG_VAR usb_debug 108 #include <bus/u4b/usb_debug.h> 109 #include <bus/u4b/usb_process.h> 110 111 #include <bus/u4b/serial/usb_serial.h> 112 113 typedef struct ufoma_mobile_acm_descriptor { 114 uint8_t bFunctionLength; 115 uint8_t bDescriptorType; 116 uint8_t bDescriptorSubtype; 117 uint8_t bType; 118 uint8_t bMode[1]; 119 } __packed usb_mcpc_acm_descriptor; 120 121 #define UISUBCLASS_MCPC 0x88 122 123 #define UDESC_VS_INTERFACE 0x44 124 #define UDESCSUB_MCPC_ACM 0x11 125 126 #define UMCPC_ACM_TYPE_AB1 0x1 127 #define UMCPC_ACM_TYPE_AB2 0x2 128 #define UMCPC_ACM_TYPE_AB5 0x5 129 #define UMCPC_ACM_TYPE_AB6 0x6 130 131 #define UMCPC_ACM_MODE_DEACTIVATED 0x0 132 #define UMCPC_ACM_MODE_MODEM 0x1 133 #define UMCPC_ACM_MODE_ATCOMMAND 0x2 134 #define UMCPC_ACM_MODE_OBEX 0x60 135 #define UMCPC_ACM_MODE_VENDOR1 0xc0 136 #define UMCPC_ACM_MODE_VENDOR2 0xfe 137 #define UMCPC_ACM_MODE_UNLINKED 0xff 138 139 #define UMCPC_CM_MOBILE_ACM 0x0 140 141 #define UMCPC_ACTIVATE_MODE 0x60 142 #define UMCPC_GET_MODETABLE 0x61 143 #define UMCPC_SET_LINK 0x62 144 #define UMCPC_CLEAR_LINK 0x63 145 146 #define UMCPC_REQUEST_ACKNOWLEDGE 0x31 147 148 #define UFOMA_MAX_TIMEOUT 15 /* standard says 10 seconds */ 149 #define UFOMA_CMD_BUF_SIZE 64 /* bytes */ 150 151 #define UFOMA_BULK_BUF_SIZE 1024 /* bytes */ 152 153 enum { 154 UFOMA_CTRL_ENDPT_INTR, 155 UFOMA_CTRL_ENDPT_READ, 156 UFOMA_CTRL_ENDPT_WRITE, 157 UFOMA_CTRL_ENDPT_MAX, 158 }; 159 160 enum { 161 UFOMA_BULK_ENDPT_WRITE, 162 UFOMA_BULK_ENDPT_READ, 163 UFOMA_BULK_ENDPT_MAX, 164 }; 165 166 struct ufoma_softc { 167 struct ucom_super_softc sc_super_ucom; 168 struct ucom_softc sc_ucom; 169 struct cv sc_cv; 170 struct lock sc_lock; 171 struct sysctl_ctx_list sc_sysctl_ctx; 172 struct sysctl_oid *sc_sysctl_tree; 173 174 struct usb_xfer *sc_ctrl_xfer[UFOMA_CTRL_ENDPT_MAX]; 175 struct usb_xfer *sc_bulk_xfer[UFOMA_BULK_ENDPT_MAX]; 176 uint8_t *sc_modetable; 177 device_t sc_dev; 178 struct usb_device *sc_udev; 179 180 uint32_t sc_unit; 181 182 uint16_t sc_line; 183 184 uint8_t sc_num_msg; 185 uint8_t sc_nobulk; 186 uint8_t sc_ctrl_iface_no; 187 uint8_t sc_ctrl_iface_index; 188 uint8_t sc_data_iface_no; 189 uint8_t sc_data_iface_index; 190 uint8_t sc_cm_cap; 191 uint8_t sc_acm_cap; 192 uint8_t sc_lsr; 193 uint8_t sc_msr; 194 uint8_t sc_modetoactivate; 195 uint8_t sc_currentmode; 196 uint8_t sc_name[16]; 197 }; 198 199 /* prototypes */ 200 201 static device_probe_t ufoma_probe; 202 static device_attach_t ufoma_attach; 203 static device_detach_t ufoma_detach; 204 205 static usb_callback_t ufoma_ctrl_read_callback; 206 static usb_callback_t ufoma_ctrl_write_callback; 207 static usb_callback_t ufoma_intr_callback; 208 static usb_callback_t ufoma_bulk_write_callback; 209 static usb_callback_t ufoma_bulk_read_callback; 210 211 static void *ufoma_get_intconf(struct usb_config_descriptor *, 212 struct usb_interface_descriptor *, uint8_t, uint8_t); 213 static void ufoma_cfg_link_state(struct ufoma_softc *); 214 static void ufoma_cfg_activate_state(struct ufoma_softc *, uint16_t); 215 static void ufoma_cfg_open(struct ucom_softc *); 216 static void ufoma_cfg_close(struct ucom_softc *); 217 static void ufoma_cfg_set_break(struct ucom_softc *, uint8_t); 218 static void ufoma_cfg_get_status(struct ucom_softc *, uint8_t *, 219 uint8_t *); 220 static void ufoma_cfg_set_dtr(struct ucom_softc *, uint8_t); 221 static void ufoma_cfg_set_rts(struct ucom_softc *, uint8_t); 222 static int ufoma_pre_param(struct ucom_softc *, struct termios *); 223 static void ufoma_cfg_param(struct ucom_softc *, struct termios *); 224 static int ufoma_modem_setup(device_t, struct ufoma_softc *, 225 struct usb_attach_arg *); 226 static void ufoma_start_read(struct ucom_softc *); 227 static void ufoma_stop_read(struct ucom_softc *); 228 static void ufoma_start_write(struct ucom_softc *); 229 static void ufoma_stop_write(struct ucom_softc *); 230 static void ufoma_poll(struct ucom_softc *ucom); 231 232 /*sysctl stuff*/ 233 static int ufoma_sysctl_support(SYSCTL_HANDLER_ARGS); 234 static int ufoma_sysctl_current(SYSCTL_HANDLER_ARGS); 235 static int ufoma_sysctl_open(SYSCTL_HANDLER_ARGS); 236 237 static const struct usb_config 238 ufoma_ctrl_config[UFOMA_CTRL_ENDPT_MAX] = { 239 240 [UFOMA_CTRL_ENDPT_INTR] = { 241 .type = UE_INTERRUPT, 242 .endpoint = UE_ADDR_ANY, 243 .direction = UE_DIR_IN, 244 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 245 .bufsize = sizeof(struct usb_cdc_notification), 246 .callback = &ufoma_intr_callback, 247 }, 248 249 [UFOMA_CTRL_ENDPT_READ] = { 250 .type = UE_CONTROL, 251 .endpoint = 0x00, /* Control pipe */ 252 .direction = UE_DIR_ANY, 253 .bufsize = (sizeof(struct usb_device_request) + UFOMA_CMD_BUF_SIZE), 254 .flags = {.short_xfer_ok = 1,}, 255 .callback = &ufoma_ctrl_read_callback, 256 .timeout = 1000, /* 1 second */ 257 }, 258 259 [UFOMA_CTRL_ENDPT_WRITE] = { 260 .type = UE_CONTROL, 261 .endpoint = 0x00, /* Control pipe */ 262 .direction = UE_DIR_ANY, 263 .bufsize = (sizeof(struct usb_device_request) + 1), 264 .callback = &ufoma_ctrl_write_callback, 265 .timeout = 1000, /* 1 second */ 266 }, 267 }; 268 269 static const struct usb_config 270 ufoma_bulk_config[UFOMA_BULK_ENDPT_MAX] = { 271 272 [UFOMA_BULK_ENDPT_WRITE] = { 273 .type = UE_BULK, 274 .endpoint = UE_ADDR_ANY, 275 .direction = UE_DIR_OUT, 276 .bufsize = UFOMA_BULK_BUF_SIZE, 277 .flags = {.pipe_bof = 1,.force_short_xfer = 1,}, 278 .callback = &ufoma_bulk_write_callback, 279 }, 280 281 [UFOMA_BULK_ENDPT_READ] = { 282 .type = UE_BULK, 283 .endpoint = UE_ADDR_ANY, 284 .direction = UE_DIR_IN, 285 .bufsize = UFOMA_BULK_BUF_SIZE, 286 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 287 .callback = &ufoma_bulk_read_callback, 288 }, 289 }; 290 291 static const struct ucom_callback ufoma_callback = { 292 .ucom_cfg_get_status = &ufoma_cfg_get_status, 293 .ucom_cfg_set_dtr = &ufoma_cfg_set_dtr, 294 .ucom_cfg_set_rts = &ufoma_cfg_set_rts, 295 .ucom_cfg_set_break = &ufoma_cfg_set_break, 296 .ucom_cfg_param = &ufoma_cfg_param, 297 .ucom_cfg_open = &ufoma_cfg_open, 298 .ucom_cfg_close = &ufoma_cfg_close, 299 .ucom_pre_param = &ufoma_pre_param, 300 .ucom_start_read = &ufoma_start_read, 301 .ucom_stop_read = &ufoma_stop_read, 302 .ucom_start_write = &ufoma_start_write, 303 .ucom_stop_write = &ufoma_stop_write, 304 .ucom_poll = &ufoma_poll, 305 }; 306 307 static device_method_t ufoma_methods[] = { 308 /* Device methods */ 309 DEVMETHOD(device_probe, ufoma_probe), 310 DEVMETHOD(device_attach, ufoma_attach), 311 DEVMETHOD(device_detach, ufoma_detach), 312 DEVMETHOD_END 313 }; 314 315 static devclass_t ufoma_devclass; 316 317 static driver_t ufoma_driver = { 318 .name = "ufoma", 319 .methods = ufoma_methods, 320 .size = sizeof(struct ufoma_softc), 321 }; 322 323 DRIVER_MODULE(ufoma, uhub, ufoma_driver, ufoma_devclass, NULL, NULL); 324 MODULE_DEPEND(ufoma, ucom, 1, 1, 1); 325 MODULE_DEPEND(ufoma, usb, 1, 1, 1); 326 MODULE_VERSION(ufoma, 1); 327 328 static const STRUCT_USB_HOST_ID ufoma_devs[] = { 329 {USB_IFACE_CLASS(UICLASS_CDC), 330 USB_IFACE_SUBCLASS(UISUBCLASS_MCPC),}, 331 }; 332 333 static int 334 ufoma_probe(device_t dev) 335 { 336 struct usb_attach_arg *uaa = device_get_ivars(dev); 337 struct usb_interface_descriptor *id; 338 struct usb_config_descriptor *cd; 339 usb_mcpc_acm_descriptor *mad; 340 int error; 341 342 if (uaa->usb_mode != USB_MODE_HOST) 343 return (ENXIO); 344 345 error = usbd_lookup_id_by_uaa(ufoma_devs, sizeof(ufoma_devs), uaa); 346 if (error) 347 return (error); 348 349 id = usbd_get_interface_descriptor(uaa->iface); 350 cd = usbd_get_config_descriptor(uaa->device); 351 352 if (id == NULL || cd == NULL) 353 return (ENXIO); 354 355 mad = ufoma_get_intconf(cd, id, UDESC_VS_INTERFACE, UDESCSUB_MCPC_ACM); 356 if (mad == NULL) 357 return (ENXIO); 358 359 #ifndef UFOMA_HANDSFREE 360 if ((mad->bType == UMCPC_ACM_TYPE_AB5) || 361 (mad->bType == UMCPC_ACM_TYPE_AB6)) 362 return (ENXIO); 363 #endif 364 return (BUS_PROBE_GENERIC); 365 } 366 367 static int 368 ufoma_attach(device_t dev) 369 { 370 struct usb_attach_arg *uaa = device_get_ivars(dev); 371 struct ufoma_softc *sc = device_get_softc(dev); 372 struct usb_config_descriptor *cd; 373 struct usb_interface_descriptor *id; 374 375 usb_mcpc_acm_descriptor *mad; 376 uint8_t elements; 377 int32_t error; 378 379 sc->sc_udev = uaa->device; 380 sc->sc_dev = dev; 381 sc->sc_unit = device_get_unit(dev); 382 383 lockinit(&sc->sc_lock, "ufoma", 0, LK_CANRECURSE); 384 cv_init(&sc->sc_cv, "CWAIT"); 385 386 device_set_usb_desc(dev); 387 388 ksnprintf(sc->sc_name, sizeof(sc->sc_name), 389 "%s", device_get_nameunit(dev)); 390 391 DPRINTF("\n"); 392 393 /* setup control transfers */ 394 395 cd = usbd_get_config_descriptor(uaa->device); 396 id = usbd_get_interface_descriptor(uaa->iface); 397 sc->sc_ctrl_iface_no = id->bInterfaceNumber; 398 sc->sc_ctrl_iface_index = uaa->info.bIfaceIndex; 399 400 error = usbd_transfer_setup(uaa->device, 401 &sc->sc_ctrl_iface_index, sc->sc_ctrl_xfer, 402 ufoma_ctrl_config, UFOMA_CTRL_ENDPT_MAX, sc, &sc->sc_lock); 403 404 if (error) { 405 device_printf(dev, "allocating control USB " 406 "transfers failed\n"); 407 goto detach; 408 } 409 mad = ufoma_get_intconf(cd, id, UDESC_VS_INTERFACE, UDESCSUB_MCPC_ACM); 410 if (mad == NULL) { 411 goto detach; 412 } 413 if (mad->bFunctionLength < sizeof(*mad)) { 414 device_printf(dev, "invalid MAD descriptor\n"); 415 goto detach; 416 } 417 if ((mad->bType == UMCPC_ACM_TYPE_AB5) || 418 (mad->bType == UMCPC_ACM_TYPE_AB6)) { 419 sc->sc_nobulk = 1; 420 } else { 421 sc->sc_nobulk = 0; 422 if (ufoma_modem_setup(dev, sc, uaa)) { 423 goto detach; 424 } 425 } 426 427 elements = (mad->bFunctionLength - sizeof(*mad) + 1); 428 429 /* initialize mode variables */ 430 431 sc->sc_modetable = kmalloc(elements + 1, M_USBDEV, M_WAITOK); 432 433 if (sc->sc_modetable == NULL) { 434 goto detach; 435 } 436 sc->sc_modetable[0] = (elements + 1); 437 memcpy(&sc->sc_modetable[1], mad->bMode, elements); 438 439 sc->sc_currentmode = UMCPC_ACM_MODE_UNLINKED; 440 sc->sc_modetoactivate = mad->bMode[0]; 441 442 /* clear stall at first run, if any */ 443 lockmgr(&sc->sc_lock, LK_EXCLUSIVE); 444 usbd_xfer_set_stall(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_WRITE]); 445 usbd_xfer_set_stall(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_READ]); 446 lockmgr(&sc->sc_lock, LK_RELEASE); 447 448 error = ucom_attach(&sc->sc_super_ucom, &sc->sc_ucom, 1, sc, 449 &ufoma_callback, &sc->sc_lock); 450 if (error) { 451 DPRINTF("ucom_attach failed\n"); 452 goto detach; 453 } 454 ucom_set_pnpinfo_usb(&sc->sc_super_ucom, dev); 455 456 /*Sysctls*/ 457 sysctl_ctx_init(&sc->sc_sysctl_ctx); 458 sc->sc_sysctl_tree = SYSCTL_ADD_NODE(&sc->sc_sysctl_ctx, 459 SYSCTL_STATIC_CHILDREN(_hw), OID_AUTO, 460 device_get_nameunit(sc->sc_dev), CTLFLAG_RD, 0, ""); 461 if (sc->sc_sysctl_tree == NULL) { 462 DPRINTF("can't add sysctl node\n"); 463 goto detach; 464 } 465 466 SYSCTL_ADD_PROC(&sc->sc_sysctl_ctx, 467 SYSCTL_CHILDREN(sc->sc_sysctl_tree), 468 OID_AUTO, "supportmode", 469 CTLFLAG_RD|CTLTYPE_STRING, sc, 0, ufoma_sysctl_support, 470 "A", "Supporting port role"); 471 472 SYSCTL_ADD_PROC(&sc->sc_sysctl_ctx, 473 SYSCTL_CHILDREN(sc->sc_sysctl_tree), 474 OID_AUTO, "currentmode", 475 CTLFLAG_RD|CTLTYPE_STRING, sc, 0, ufoma_sysctl_current, 476 "A", "Current port role"); 477 478 SYSCTL_ADD_PROC(&sc->sc_sysctl_ctx, 479 SYSCTL_CHILDREN(sc->sc_sysctl_tree), 480 OID_AUTO, "openmode", 481 CTLFLAG_RW|CTLTYPE_STRING, sc, 0, ufoma_sysctl_open, 482 "A", "Mode to transit when port is opened"); 483 SYSCTL_ADD_UINT(&sc->sc_sysctl_ctx, 484 SYSCTL_CHILDREN(sc->sc_sysctl_tree), 485 OID_AUTO, "comunit", 486 CTLFLAG_RD, &(sc->sc_super_ucom.sc_unit), 0, 487 "Unit number as USB serial"); 488 489 return (0); /* success */ 490 491 detach: 492 ufoma_detach(dev); 493 return (ENXIO); /* failure */ 494 } 495 496 static int 497 ufoma_detach(device_t dev) 498 { 499 struct ufoma_softc *sc = device_get_softc(dev); 500 501 ucom_detach(&sc->sc_super_ucom, &sc->sc_ucom); 502 usbd_transfer_unsetup(sc->sc_ctrl_xfer, UFOMA_CTRL_ENDPT_MAX); 503 usbd_transfer_unsetup(sc->sc_bulk_xfer, UFOMA_BULK_ENDPT_MAX); 504 505 if (sc->sc_modetable) { 506 kfree(sc->sc_modetable, M_USBDEV); 507 } 508 lockuninit(&sc->sc_lock); 509 cv_destroy(&sc->sc_cv); 510 sysctl_ctx_free(&sc->sc_sysctl_ctx); 511 512 return (0); 513 } 514 515 static void * 516 ufoma_get_intconf(struct usb_config_descriptor *cd, struct usb_interface_descriptor *id, 517 uint8_t type, uint8_t subtype) 518 { 519 struct usb_descriptor *desc = (void *)id; 520 521 while ((desc = usb_desc_foreach(cd, desc))) { 522 523 if (desc->bDescriptorType == UDESC_INTERFACE) { 524 return (NULL); 525 } 526 if ((desc->bDescriptorType == type) && 527 (desc->bDescriptorSubtype == subtype)) { 528 break; 529 } 530 } 531 return (desc); 532 } 533 534 static void 535 ufoma_cfg_link_state(struct ufoma_softc *sc) 536 { 537 struct usb_device_request req; 538 int32_t error; 539 540 req.bmRequestType = UT_WRITE_VENDOR_INTERFACE; 541 req.bRequest = UMCPC_SET_LINK; 542 USETW(req.wValue, UMCPC_CM_MOBILE_ACM); 543 USETW(req.wIndex, sc->sc_ctrl_iface_no); 544 USETW(req.wLength, sc->sc_modetable[0]); 545 546 ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 547 &req, sc->sc_modetable, 0, 1000); 548 549 error = cv_timedwait(&sc->sc_cv, &sc->sc_lock, hz); 550 551 if (error) { 552 DPRINTF("NO response\n"); 553 } 554 } 555 556 static void 557 ufoma_cfg_activate_state(struct ufoma_softc *sc, uint16_t state) 558 { 559 struct usb_device_request req; 560 int32_t error; 561 562 req.bmRequestType = UT_WRITE_VENDOR_INTERFACE; 563 req.bRequest = UMCPC_ACTIVATE_MODE; 564 USETW(req.wValue, state); 565 USETW(req.wIndex, sc->sc_ctrl_iface_no); 566 USETW(req.wLength, 0); 567 568 ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 569 &req, NULL, 0, 1000); 570 571 error = cv_timedwait(&sc->sc_cv, &sc->sc_lock, 572 (UFOMA_MAX_TIMEOUT * hz)); 573 if (error) { 574 DPRINTF("No response\n"); 575 } 576 } 577 578 static void 579 ufoma_ctrl_read_callback(struct usb_xfer *xfer, usb_error_t error) 580 { 581 struct ufoma_softc *sc = usbd_xfer_softc(xfer); 582 struct usb_device_request req; 583 struct usb_page_cache *pc0, *pc1; 584 int len, aframes, nframes; 585 586 usbd_xfer_status(xfer, NULL, NULL, &aframes, &nframes); 587 588 switch (USB_GET_STATE(xfer)) { 589 case USB_ST_TRANSFERRED: 590 tr_transferred: 591 if (aframes != nframes) 592 goto tr_setup; 593 pc1 = usbd_xfer_get_frame(xfer, 1); 594 len = usbd_xfer_frame_len(xfer, 1); 595 if (len > 0) 596 ucom_put_data(&sc->sc_ucom, pc1, 0, len); 597 /* FALLTHROUGH */ 598 case USB_ST_SETUP: 599 tr_setup: 600 if (sc->sc_num_msg) { 601 sc->sc_num_msg--; 602 603 req.bmRequestType = UT_READ_CLASS_INTERFACE; 604 req.bRequest = UCDC_GET_ENCAPSULATED_RESPONSE; 605 USETW(req.wIndex, sc->sc_ctrl_iface_no); 606 USETW(req.wValue, 0); 607 USETW(req.wLength, UFOMA_CMD_BUF_SIZE); 608 609 pc0 = usbd_xfer_get_frame(xfer, 0); 610 usbd_copy_in(pc0, 0, &req, sizeof(req)); 611 612 usbd_xfer_set_frame_len(xfer, 0, sizeof(req)); 613 usbd_xfer_set_frame_len(xfer, 1, UFOMA_CMD_BUF_SIZE); 614 usbd_xfer_set_frames(xfer, 2); 615 usbd_transfer_submit(xfer); 616 } 617 return; 618 619 default: /* Error */ 620 DPRINTF("error = %s\n", 621 usbd_errstr(error)); 622 623 if (error == USB_ERR_CANCELLED) { 624 return; 625 } else { 626 goto tr_setup; 627 } 628 629 goto tr_transferred; 630 } 631 } 632 633 static void 634 ufoma_ctrl_write_callback(struct usb_xfer *xfer, usb_error_t error) 635 { 636 struct ufoma_softc *sc = usbd_xfer_softc(xfer); 637 struct usb_device_request req; 638 struct usb_page_cache *pc; 639 uint32_t actlen; 640 641 switch (USB_GET_STATE(xfer)) { 642 case USB_ST_TRANSFERRED: 643 tr_transferred: 644 case USB_ST_SETUP: 645 tr_setup: 646 pc = usbd_xfer_get_frame(xfer, 1); 647 if (ucom_get_data(&sc->sc_ucom, pc, 0, 1, &actlen)) { 648 649 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 650 req.bRequest = UCDC_SEND_ENCAPSULATED_COMMAND; 651 USETW(req.wIndex, sc->sc_ctrl_iface_no); 652 USETW(req.wValue, 0); 653 USETW(req.wLength, 1); 654 655 pc = usbd_xfer_get_frame(xfer, 0); 656 usbd_copy_in(pc, 0, &req, sizeof(req)); 657 658 usbd_xfer_set_frame_len(xfer, 0, sizeof(req)); 659 usbd_xfer_set_frame_len(xfer, 1, 1); 660 usbd_xfer_set_frames(xfer, 2); 661 662 usbd_transfer_submit(xfer); 663 } 664 return; 665 666 default: /* Error */ 667 DPRINTF("error = %s\n", usbd_errstr(error)); 668 669 if (error == USB_ERR_CANCELLED) { 670 return; 671 } else { 672 goto tr_setup; 673 } 674 675 goto tr_transferred; 676 } 677 } 678 679 static void 680 ufoma_intr_callback(struct usb_xfer *xfer, usb_error_t error) 681 { 682 struct ufoma_softc *sc = usbd_xfer_softc(xfer); 683 struct usb_cdc_notification pkt; 684 struct usb_page_cache *pc; 685 uint16_t wLen; 686 uint16_t temp; 687 uint8_t mstatus; 688 int actlen; 689 690 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 691 692 switch (USB_GET_STATE(xfer)) { 693 case USB_ST_TRANSFERRED: 694 if (actlen < 8) { 695 DPRINTF("too short message\n"); 696 goto tr_setup; 697 } 698 if (actlen > sizeof(pkt)) { 699 DPRINTF("truncating message\n"); 700 actlen = sizeof(pkt); 701 } 702 pc = usbd_xfer_get_frame(xfer, 0); 703 usbd_copy_out(pc, 0, &pkt, actlen); 704 705 actlen -= 8; 706 707 wLen = UGETW(pkt.wLength); 708 if (actlen > wLen) { 709 actlen = wLen; 710 } 711 if ((pkt.bmRequestType == UT_READ_VENDOR_INTERFACE) && 712 (pkt.bNotification == UMCPC_REQUEST_ACKNOWLEDGE)) { 713 temp = UGETW(pkt.wValue); 714 sc->sc_currentmode = (temp >> 8); 715 if (!(temp & 0xff)) { 716 DPRINTF("Mode change failed!\n"); 717 } 718 cv_signal(&sc->sc_cv); 719 } 720 if (pkt.bmRequestType != UCDC_NOTIFICATION) { 721 goto tr_setup; 722 } 723 switch (pkt.bNotification) { 724 case UCDC_N_RESPONSE_AVAILABLE: 725 if (!(sc->sc_nobulk)) { 726 DPRINTF("Wrong serial state!\n"); 727 break; 728 } 729 if (sc->sc_num_msg != 0xFF) { 730 sc->sc_num_msg++; 731 } 732 usbd_transfer_start(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_READ]); 733 break; 734 735 case UCDC_N_SERIAL_STATE: 736 if (sc->sc_nobulk) { 737 DPRINTF("Wrong serial state!\n"); 738 break; 739 } 740 /* 741 * Set the serial state in ucom driver based on 742 * the bits from the notify message 743 */ 744 if (actlen < 2) { 745 DPRINTF("invalid notification " 746 "length, %d bytes!\n", actlen); 747 break; 748 } 749 DPRINTF("notify bytes = 0x%02x, 0x%02x\n", 750 pkt.data[0], pkt.data[1]); 751 752 /* currently, lsr is always zero. */ 753 sc->sc_lsr = 0; 754 sc->sc_msr = 0; 755 756 mstatus = pkt.data[0]; 757 758 if (mstatus & UCDC_N_SERIAL_RI) { 759 sc->sc_msr |= SER_RI; 760 } 761 if (mstatus & UCDC_N_SERIAL_DSR) { 762 sc->sc_msr |= SER_DSR; 763 } 764 if (mstatus & UCDC_N_SERIAL_DCD) { 765 sc->sc_msr |= SER_DCD; 766 } 767 ucom_status_change(&sc->sc_ucom); 768 break; 769 770 default: 771 break; 772 } 773 774 case USB_ST_SETUP: 775 tr_setup: 776 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 777 usbd_transfer_submit(xfer); 778 return; 779 780 default: /* Error */ 781 if (error != USB_ERR_CANCELLED) { 782 /* try to clear stall first */ 783 usbd_xfer_set_stall(xfer); 784 goto tr_setup; 785 } 786 return; 787 } 788 } 789 790 static void 791 ufoma_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error) 792 { 793 struct ufoma_softc *sc = usbd_xfer_softc(xfer); 794 struct usb_page_cache *pc; 795 uint32_t actlen; 796 797 switch (USB_GET_STATE(xfer)) { 798 case USB_ST_SETUP: 799 case USB_ST_TRANSFERRED: 800 tr_setup: 801 pc = usbd_xfer_get_frame(xfer, 0); 802 if (ucom_get_data(&sc->sc_ucom, pc, 0, 803 UFOMA_BULK_BUF_SIZE, &actlen)) { 804 usbd_xfer_set_frame_len(xfer, 0, actlen); 805 usbd_transfer_submit(xfer); 806 } 807 return; 808 809 default: /* Error */ 810 if (error != USB_ERR_CANCELLED) { 811 /* try to clear stall first */ 812 usbd_xfer_set_stall(xfer); 813 goto tr_setup; 814 } 815 return; 816 } 817 } 818 819 static void 820 ufoma_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error) 821 { 822 struct ufoma_softc *sc = usbd_xfer_softc(xfer); 823 struct usb_page_cache *pc; 824 int actlen; 825 826 usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL); 827 828 switch (USB_GET_STATE(xfer)) { 829 case USB_ST_TRANSFERRED: 830 pc = usbd_xfer_get_frame(xfer, 0); 831 ucom_put_data(&sc->sc_ucom, pc, 0, actlen); 832 833 case USB_ST_SETUP: 834 tr_setup: 835 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 836 usbd_transfer_submit(xfer); 837 return; 838 839 default: /* Error */ 840 if (error != USB_ERR_CANCELLED) { 841 /* try to clear stall first */ 842 usbd_xfer_set_stall(xfer); 843 goto tr_setup; 844 } 845 return; 846 } 847 } 848 849 static void 850 ufoma_cfg_open(struct ucom_softc *ucom) 851 { 852 struct ufoma_softc *sc = ucom->sc_parent; 853 854 /* empty input queue */ 855 856 if (sc->sc_num_msg != 0xFF) { 857 sc->sc_num_msg++; 858 } 859 if (sc->sc_currentmode == UMCPC_ACM_MODE_UNLINKED) { 860 ufoma_cfg_link_state(sc); 861 } 862 if (sc->sc_currentmode == UMCPC_ACM_MODE_DEACTIVATED) { 863 ufoma_cfg_activate_state(sc, sc->sc_modetoactivate); 864 } 865 } 866 867 static void 868 ufoma_cfg_close(struct ucom_softc *ucom) 869 { 870 struct ufoma_softc *sc = ucom->sc_parent; 871 872 ufoma_cfg_activate_state(sc, UMCPC_ACM_MODE_DEACTIVATED); 873 } 874 875 static void 876 ufoma_cfg_set_break(struct ucom_softc *ucom, uint8_t onoff) 877 { 878 struct ufoma_softc *sc = ucom->sc_parent; 879 struct usb_device_request req; 880 uint16_t wValue; 881 882 if (sc->sc_nobulk || 883 (sc->sc_currentmode == UMCPC_ACM_MODE_OBEX)) { 884 return; 885 } 886 if (!(sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK)) { 887 return; 888 } 889 wValue = onoff ? UCDC_BREAK_ON : UCDC_BREAK_OFF; 890 891 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 892 req.bRequest = UCDC_SEND_BREAK; 893 USETW(req.wValue, wValue); 894 req.wIndex[0] = sc->sc_ctrl_iface_no; 895 req.wIndex[1] = 0; 896 USETW(req.wLength, 0); 897 898 ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 899 &req, NULL, 0, 1000); 900 } 901 902 static void 903 ufoma_cfg_get_status(struct ucom_softc *ucom, uint8_t *lsr, uint8_t *msr) 904 { 905 struct ufoma_softc *sc = ucom->sc_parent; 906 907 *lsr = sc->sc_lsr; 908 *msr = sc->sc_msr; 909 } 910 911 static void 912 ufoma_cfg_set_line_state(struct ufoma_softc *sc) 913 { 914 struct usb_device_request req; 915 916 /* Don't send line state emulation request for OBEX port */ 917 if (sc->sc_currentmode == UMCPC_ACM_MODE_OBEX) { 918 return; 919 } 920 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 921 req.bRequest = UCDC_SET_CONTROL_LINE_STATE; 922 USETW(req.wValue, sc->sc_line); 923 req.wIndex[0] = sc->sc_ctrl_iface_no; 924 req.wIndex[1] = 0; 925 USETW(req.wLength, 0); 926 927 ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 928 &req, NULL, 0, 1000); 929 } 930 931 static void 932 ufoma_cfg_set_dtr(struct ucom_softc *ucom, uint8_t onoff) 933 { 934 struct ufoma_softc *sc = ucom->sc_parent; 935 936 if (sc->sc_nobulk) { 937 return; 938 } 939 if (onoff) 940 sc->sc_line |= UCDC_LINE_DTR; 941 else 942 sc->sc_line &= ~UCDC_LINE_DTR; 943 944 ufoma_cfg_set_line_state(sc); 945 } 946 947 static void 948 ufoma_cfg_set_rts(struct ucom_softc *ucom, uint8_t onoff) 949 { 950 struct ufoma_softc *sc = ucom->sc_parent; 951 952 if (sc->sc_nobulk) { 953 return; 954 } 955 if (onoff) 956 sc->sc_line |= UCDC_LINE_RTS; 957 else 958 sc->sc_line &= ~UCDC_LINE_RTS; 959 960 ufoma_cfg_set_line_state(sc); 961 } 962 963 static int 964 ufoma_pre_param(struct ucom_softc *ucom, struct termios *t) 965 { 966 return (0); /* we accept anything */ 967 } 968 969 static void 970 ufoma_cfg_param(struct ucom_softc *ucom, struct termios *t) 971 { 972 struct ufoma_softc *sc = ucom->sc_parent; 973 struct usb_device_request req; 974 struct usb_cdc_line_state ls; 975 976 if (sc->sc_nobulk || 977 (sc->sc_currentmode == UMCPC_ACM_MODE_OBEX)) { 978 return; 979 } 980 DPRINTF("\n"); 981 982 memset(&ls, 0, sizeof(ls)); 983 984 USETDW(ls.dwDTERate, t->c_ospeed); 985 986 if (t->c_cflag & CSTOPB) { 987 ls.bCharFormat = UCDC_STOP_BIT_2; 988 } else { 989 ls.bCharFormat = UCDC_STOP_BIT_1; 990 } 991 992 if (t->c_cflag & PARENB) { 993 if (t->c_cflag & PARODD) { 994 ls.bParityType = UCDC_PARITY_ODD; 995 } else { 996 ls.bParityType = UCDC_PARITY_EVEN; 997 } 998 } else { 999 ls.bParityType = UCDC_PARITY_NONE; 1000 } 1001 1002 switch (t->c_cflag & CSIZE) { 1003 case CS5: 1004 ls.bDataBits = 5; 1005 break; 1006 case CS6: 1007 ls.bDataBits = 6; 1008 break; 1009 case CS7: 1010 ls.bDataBits = 7; 1011 break; 1012 case CS8: 1013 ls.bDataBits = 8; 1014 break; 1015 } 1016 1017 req.bmRequestType = UT_WRITE_CLASS_INTERFACE; 1018 req.bRequest = UCDC_SET_LINE_CODING; 1019 USETW(req.wValue, 0); 1020 req.wIndex[0] = sc->sc_ctrl_iface_no; 1021 req.wIndex[1] = 0; 1022 USETW(req.wLength, UCDC_LINE_STATE_LENGTH); 1023 1024 ucom_cfg_do_request(sc->sc_udev, &sc->sc_ucom, 1025 &req, &ls, 0, 1000); 1026 } 1027 1028 static int 1029 ufoma_modem_setup(device_t dev, struct ufoma_softc *sc, 1030 struct usb_attach_arg *uaa) 1031 { 1032 struct usb_config_descriptor *cd; 1033 struct usb_cdc_acm_descriptor *acm; 1034 struct usb_cdc_cm_descriptor *cmd; 1035 struct usb_interface_descriptor *id; 1036 struct usb_interface *iface; 1037 uint8_t i; 1038 int32_t error; 1039 1040 cd = usbd_get_config_descriptor(uaa->device); 1041 id = usbd_get_interface_descriptor(uaa->iface); 1042 1043 cmd = ufoma_get_intconf(cd, id, UDESC_CS_INTERFACE, UDESCSUB_CDC_CM); 1044 1045 if ((cmd == NULL) || 1046 (cmd->bLength < sizeof(*cmd))) { 1047 return (EINVAL); 1048 } 1049 sc->sc_cm_cap = cmd->bmCapabilities; 1050 sc->sc_data_iface_no = cmd->bDataInterface; 1051 1052 acm = ufoma_get_intconf(cd, id, UDESC_CS_INTERFACE, UDESCSUB_CDC_ACM); 1053 1054 if ((acm == NULL) || 1055 (acm->bLength < sizeof(*acm))) { 1056 return (EINVAL); 1057 } 1058 sc->sc_acm_cap = acm->bmCapabilities; 1059 1060 device_printf(dev, "data interface %d, has %sCM over data, " 1061 "has %sbreak\n", 1062 sc->sc_data_iface_no, 1063 sc->sc_cm_cap & USB_CDC_CM_OVER_DATA ? "" : "no ", 1064 sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK ? "" : "no "); 1065 1066 /* get the data interface too */ 1067 1068 for (i = 0;; i++) { 1069 1070 iface = usbd_get_iface(uaa->device, i); 1071 1072 if (iface) { 1073 1074 id = usbd_get_interface_descriptor(iface); 1075 1076 if (id && (id->bInterfaceNumber == sc->sc_data_iface_no)) { 1077 sc->sc_data_iface_index = i; 1078 usbd_set_parent_iface(uaa->device, i, uaa->info.bIfaceIndex); 1079 break; 1080 } 1081 } else { 1082 device_printf(dev, "no data interface\n"); 1083 return (EINVAL); 1084 } 1085 } 1086 1087 error = usbd_transfer_setup(uaa->device, 1088 &sc->sc_data_iface_index, sc->sc_bulk_xfer, 1089 ufoma_bulk_config, UFOMA_BULK_ENDPT_MAX, sc, &sc->sc_lock); 1090 1091 if (error) { 1092 device_printf(dev, "allocating BULK USB " 1093 "transfers failed\n"); 1094 return (EINVAL); 1095 } 1096 return (0); 1097 } 1098 1099 static void 1100 ufoma_start_read(struct ucom_softc *ucom) 1101 { 1102 struct ufoma_softc *sc = ucom->sc_parent; 1103 1104 /* start interrupt transfer */ 1105 usbd_transfer_start(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_INTR]); 1106 1107 /* start data transfer */ 1108 if (sc->sc_nobulk) { 1109 usbd_transfer_start(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_READ]); 1110 } else { 1111 usbd_transfer_start(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_READ]); 1112 } 1113 } 1114 1115 static void 1116 ufoma_stop_read(struct ucom_softc *ucom) 1117 { 1118 struct ufoma_softc *sc = ucom->sc_parent; 1119 1120 /* stop interrupt transfer */ 1121 usbd_transfer_stop(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_INTR]); 1122 1123 /* stop data transfer */ 1124 if (sc->sc_nobulk) { 1125 usbd_transfer_stop(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_READ]); 1126 } else { 1127 usbd_transfer_stop(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_READ]); 1128 } 1129 } 1130 1131 static void 1132 ufoma_start_write(struct ucom_softc *ucom) 1133 { 1134 struct ufoma_softc *sc = ucom->sc_parent; 1135 1136 if (sc->sc_nobulk) { 1137 usbd_transfer_start(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_WRITE]); 1138 } else { 1139 usbd_transfer_start(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_WRITE]); 1140 } 1141 } 1142 1143 static void 1144 ufoma_stop_write(struct ucom_softc *ucom) 1145 { 1146 struct ufoma_softc *sc = ucom->sc_parent; 1147 1148 if (sc->sc_nobulk) { 1149 usbd_transfer_stop(sc->sc_ctrl_xfer[UFOMA_CTRL_ENDPT_WRITE]); 1150 } else { 1151 usbd_transfer_stop(sc->sc_bulk_xfer[UFOMA_BULK_ENDPT_WRITE]); 1152 } 1153 } 1154 1155 static struct umcpc_modetostr_tab{ 1156 int mode; 1157 char *str; 1158 }umcpc_modetostr_tab[]={ 1159 {UMCPC_ACM_MODE_DEACTIVATED, "deactivated"}, 1160 {UMCPC_ACM_MODE_MODEM, "modem"}, 1161 {UMCPC_ACM_MODE_ATCOMMAND, "handsfree"}, 1162 {UMCPC_ACM_MODE_OBEX, "obex"}, 1163 {UMCPC_ACM_MODE_VENDOR1, "vendor1"}, 1164 {UMCPC_ACM_MODE_VENDOR2, "vendor2"}, 1165 {UMCPC_ACM_MODE_UNLINKED, "unlinked"}, 1166 {0, NULL} 1167 }; 1168 1169 static char *ufoma_mode_to_str(int mode) 1170 { 1171 int i; 1172 for(i = 0 ;umcpc_modetostr_tab[i].str != NULL; i++){ 1173 if(umcpc_modetostr_tab[i].mode == mode){ 1174 return umcpc_modetostr_tab[i].str; 1175 } 1176 } 1177 return NULL; 1178 } 1179 1180 static int ufoma_str_to_mode(char *str) 1181 { 1182 int i; 1183 for(i = 0 ;umcpc_modetostr_tab[i].str != NULL; i++){ 1184 if(strcmp(str, umcpc_modetostr_tab[i].str)==0){ 1185 return umcpc_modetostr_tab[i].mode; 1186 } 1187 } 1188 return -1; 1189 } 1190 1191 static int ufoma_sysctl_support(SYSCTL_HANDLER_ARGS) 1192 { 1193 struct ufoma_softc *sc = (struct ufoma_softc *)oidp->oid_arg1; 1194 struct sbuf sb; 1195 int i; 1196 char *mode; 1197 1198 sbuf_new(&sb, NULL, 1, SBUF_AUTOEXTEND); 1199 for(i = 1; i < sc->sc_modetable[0]; i++){ 1200 mode = ufoma_mode_to_str(sc->sc_modetable[i]); 1201 if(mode !=NULL){ 1202 sbuf_cat(&sb, mode); 1203 }else{ 1204 sbuf_printf(&sb, "(%02x)", sc->sc_modetable[i]); 1205 } 1206 if(i < (sc->sc_modetable[0]-1)) 1207 sbuf_cat(&sb, ","); 1208 } 1209 sbuf_trim(&sb); 1210 sbuf_finish(&sb); 1211 sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req); 1212 sbuf_delete(&sb); 1213 1214 return 0; 1215 } 1216 static int ufoma_sysctl_current(SYSCTL_HANDLER_ARGS) 1217 { 1218 struct ufoma_softc *sc = (struct ufoma_softc *)oidp->oid_arg1; 1219 char *mode; 1220 char subbuf[]="(XXX)"; 1221 mode = ufoma_mode_to_str(sc->sc_currentmode); 1222 if(!mode){ 1223 mode = subbuf; 1224 ksnprintf(subbuf, sizeof(subbuf), "(%02x)", sc->sc_currentmode); 1225 } 1226 sysctl_handle_string(oidp, mode, strlen(mode), req); 1227 1228 return 0; 1229 1230 } 1231 static int ufoma_sysctl_open(SYSCTL_HANDLER_ARGS) 1232 { 1233 struct ufoma_softc *sc = (struct ufoma_softc *)oidp->oid_arg1; 1234 char *mode; 1235 char subbuf[40]; 1236 int newmode; 1237 int error; 1238 int i; 1239 1240 mode = ufoma_mode_to_str(sc->sc_modetoactivate); 1241 if(mode){ 1242 strncpy(subbuf, mode, sizeof(subbuf)); 1243 }else{ 1244 ksnprintf(subbuf, sizeof(subbuf), "(%02x)", sc->sc_modetoactivate); 1245 } 1246 error = sysctl_handle_string(oidp, subbuf, sizeof(subbuf), req); 1247 if(error != 0 || req->newptr == NULL){ 1248 return error; 1249 } 1250 1251 if((newmode = ufoma_str_to_mode(subbuf)) == -1){ 1252 return EINVAL; 1253 } 1254 1255 for(i = 1 ; i < sc->sc_modetable[0] ; i++){ 1256 if(sc->sc_modetable[i] == newmode){ 1257 sc->sc_modetoactivate = newmode; 1258 return 0; 1259 } 1260 } 1261 1262 return EINVAL; 1263 } 1264 1265 static void 1266 ufoma_poll(struct ucom_softc *ucom) 1267 { 1268 struct ufoma_softc *sc = ucom->sc_parent; 1269 usbd_transfer_poll(sc->sc_ctrl_xfer, UFOMA_CTRL_ENDPT_MAX); 1270 usbd_transfer_poll(sc->sc_bulk_xfer, UFOMA_BULK_ENDPT_MAX); 1271 } 1272