1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Lennart Augustsson (lennart@augustsson.net) at 9 * Carlstedt Research & Technology. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/cdefs.h> 34 __FBSDID("$FreeBSD$"); 35 36 /* 37 * HID spec: http://www.usb.org/developers/devclass_docs/HID1_11.pdf 38 */ 39 40 #include "opt_evdev.h" 41 42 #include <sys/stdint.h> 43 #include <sys/stddef.h> 44 #include <sys/param.h> 45 #include <sys/queue.h> 46 #include <sys/types.h> 47 #include <sys/systm.h> 48 #include <sys/kernel.h> 49 #include <sys/bus.h> 50 #include <sys/module.h> 51 #include <sys/lock.h> 52 #include <sys/mutex.h> 53 #include <sys/condvar.h> 54 #include <sys/sysctl.h> 55 #include <sys/sx.h> 56 #include <sys/unistd.h> 57 #include <sys/callout.h> 58 #include <sys/malloc.h> 59 #include <sys/priv.h> 60 #include <sys/conf.h> 61 #include <sys/fcntl.h> 62 #include <sys/sbuf.h> 63 64 #include <dev/usb/usb.h> 65 #include <dev/usb/usbdi.h> 66 #include <dev/usb/usbdi_util.h> 67 #include <dev/usb/usbhid.h> 68 #include "usbdevs.h" 69 70 #define USB_DEBUG_VAR ums_debug 71 #include <dev/usb/usb_debug.h> 72 73 #include <dev/usb/quirk/usb_quirk.h> 74 75 #ifdef EVDEV_SUPPORT 76 #include <dev/evdev/input.h> 77 #include <dev/evdev/evdev.h> 78 #endif 79 80 #include <sys/ioccom.h> 81 #include <sys/filio.h> 82 #include <sys/mouse.h> 83 84 #ifdef USB_DEBUG 85 static int ums_debug = 0; 86 87 static SYSCTL_NODE(_hw_usb, OID_AUTO, ums, CTLFLAG_RW, 0, "USB ums"); 88 SYSCTL_INT(_hw_usb_ums, OID_AUTO, debug, CTLFLAG_RWTUN, 89 &ums_debug, 0, "Debug level"); 90 #endif 91 92 #define MOUSE_FLAGS_MASK (HIO_CONST|HIO_RELATIVE) 93 #define MOUSE_FLAGS (HIO_RELATIVE) 94 95 #define UMS_BUF_SIZE 8 /* bytes */ 96 #define UMS_IFQ_MAXLEN 50 /* units */ 97 #define UMS_BUTTON_MAX 31 /* exclusive, must be less than 32 */ 98 #define UMS_BUT(i) ((i) < 3 ? (((i) + 2) % 3) : (i)) 99 #define UMS_INFO_MAX 2 /* maximum number of HID sets */ 100 101 enum { 102 UMS_INTR_DT, 103 UMS_N_TRANSFER, 104 }; 105 106 struct ums_info { 107 struct hid_location sc_loc_w; 108 struct hid_location sc_loc_x; 109 struct hid_location sc_loc_y; 110 struct hid_location sc_loc_z; 111 struct hid_location sc_loc_t; 112 struct hid_location sc_loc_btn[UMS_BUTTON_MAX]; 113 114 uint32_t sc_flags; 115 #define UMS_FLAG_X_AXIS 0x0001 116 #define UMS_FLAG_Y_AXIS 0x0002 117 #define UMS_FLAG_Z_AXIS 0x0004 118 #define UMS_FLAG_T_AXIS 0x0008 119 #define UMS_FLAG_SBU 0x0010 /* spurious button up events */ 120 #define UMS_FLAG_REVZ 0x0020 /* Z-axis is reversed */ 121 #define UMS_FLAG_W_AXIS 0x0040 122 123 uint8_t sc_iid_w; 124 uint8_t sc_iid_x; 125 uint8_t sc_iid_y; 126 uint8_t sc_iid_z; 127 uint8_t sc_iid_t; 128 uint8_t sc_iid_btn[UMS_BUTTON_MAX]; 129 uint8_t sc_buttons; 130 }; 131 132 struct ums_softc { 133 struct usb_fifo_sc sc_fifo; 134 struct mtx sc_mtx; 135 struct usb_callout sc_callout; 136 struct ums_info sc_info[UMS_INFO_MAX]; 137 138 mousehw_t sc_hw; 139 mousemode_t sc_mode; 140 mousestatus_t sc_status; 141 142 struct usb_xfer *sc_xfer[UMS_N_TRANSFER]; 143 144 int sc_pollrate; 145 int sc_fflags; 146 #ifdef EVDEV_SUPPORT 147 int sc_evflags; 148 #define UMS_EVDEV_OPENED 1 149 #endif 150 151 uint8_t sc_buttons; 152 uint8_t sc_iid; 153 uint8_t sc_temp[64]; 154 155 #ifdef EVDEV_SUPPORT 156 struct evdev_dev *sc_evdev; 157 #endif 158 }; 159 160 static void ums_put_queue_timeout(void *__sc); 161 162 static usb_callback_t ums_intr_callback; 163 164 static device_probe_t ums_probe; 165 static device_attach_t ums_attach; 166 static device_detach_t ums_detach; 167 168 static usb_fifo_cmd_t ums_fifo_start_read; 169 static usb_fifo_cmd_t ums_fifo_stop_read; 170 static usb_fifo_open_t ums_fifo_open; 171 static usb_fifo_close_t ums_fifo_close; 172 static usb_fifo_ioctl_t ums_fifo_ioctl; 173 174 #ifdef EVDEV_SUPPORT 175 static evdev_open_t ums_ev_open; 176 static evdev_close_t ums_ev_close; 177 static void ums_evdev_push(struct ums_softc *, int32_t, int32_t, 178 int32_t, int32_t, int32_t); 179 #endif 180 181 static void ums_start_rx(struct ums_softc *); 182 static void ums_stop_rx(struct ums_softc *); 183 static void ums_put_queue(struct ums_softc *, int32_t, int32_t, 184 int32_t, int32_t, int32_t); 185 static int ums_sysctl_handler_parseinfo(SYSCTL_HANDLER_ARGS); 186 187 static struct usb_fifo_methods ums_fifo_methods = { 188 .f_open = &ums_fifo_open, 189 .f_close = &ums_fifo_close, 190 .f_ioctl = &ums_fifo_ioctl, 191 .f_start_read = &ums_fifo_start_read, 192 .f_stop_read = &ums_fifo_stop_read, 193 .basename[0] = "ums", 194 }; 195 196 #ifdef EVDEV_SUPPORT 197 static const struct evdev_methods ums_evdev_methods = { 198 .ev_open = &ums_ev_open, 199 .ev_close = &ums_ev_close, 200 }; 201 #endif 202 203 static void 204 ums_put_queue_timeout(void *__sc) 205 { 206 struct ums_softc *sc = __sc; 207 208 mtx_assert(&sc->sc_mtx, MA_OWNED); 209 210 ums_put_queue(sc, 0, 0, 0, 0, 0); 211 #ifdef EVDEV_SUPPORT 212 ums_evdev_push(sc, 0, 0, 0, 0, 0); 213 #endif 214 } 215 216 static void 217 ums_intr_callback(struct usb_xfer *xfer, usb_error_t error) 218 { 219 struct ums_softc *sc = usbd_xfer_softc(xfer); 220 struct ums_info *info = &sc->sc_info[0]; 221 struct usb_page_cache *pc; 222 uint8_t *buf = sc->sc_temp; 223 int32_t buttons = 0; 224 int32_t buttons_found = 0; 225 #ifdef EVDEV_SUPPORT 226 int32_t buttons_reported = 0; 227 #endif 228 int32_t dw = 0; 229 int32_t dx = 0; 230 int32_t dy = 0; 231 int32_t dz = 0; 232 int32_t dt = 0; 233 uint8_t i; 234 uint8_t id; 235 int len; 236 237 usbd_xfer_status(xfer, &len, NULL, NULL, NULL); 238 239 switch (USB_GET_STATE(xfer)) { 240 case USB_ST_TRANSFERRED: 241 DPRINTFN(6, "sc=%p actlen=%d\n", sc, len); 242 243 if (len > (int)sizeof(sc->sc_temp)) { 244 DPRINTFN(6, "truncating large packet to %zu bytes\n", 245 sizeof(sc->sc_temp)); 246 len = sizeof(sc->sc_temp); 247 } 248 if (len == 0) 249 goto tr_setup; 250 251 pc = usbd_xfer_get_frame(xfer, 0); 252 usbd_copy_out(pc, 0, buf, len); 253 254 DPRINTFN(6, "data = %02x %02x %02x %02x " 255 "%02x %02x %02x %02x\n", 256 (len > 0) ? buf[0] : 0, (len > 1) ? buf[1] : 0, 257 (len > 2) ? buf[2] : 0, (len > 3) ? buf[3] : 0, 258 (len > 4) ? buf[4] : 0, (len > 5) ? buf[5] : 0, 259 (len > 6) ? buf[6] : 0, (len > 7) ? buf[7] : 0); 260 261 if (sc->sc_iid) { 262 id = *buf; 263 264 len--; 265 buf++; 266 267 } else { 268 id = 0; 269 if (sc->sc_info[0].sc_flags & UMS_FLAG_SBU) { 270 if ((*buf == 0x14) || (*buf == 0x15)) { 271 goto tr_setup; 272 } 273 } 274 } 275 276 repeat: 277 if ((info->sc_flags & UMS_FLAG_W_AXIS) && 278 (id == info->sc_iid_w)) 279 dw += hid_get_data(buf, len, &info->sc_loc_w); 280 281 if ((info->sc_flags & UMS_FLAG_X_AXIS) && 282 (id == info->sc_iid_x)) 283 dx += hid_get_data(buf, len, &info->sc_loc_x); 284 285 if ((info->sc_flags & UMS_FLAG_Y_AXIS) && 286 (id == info->sc_iid_y)) 287 dy -= hid_get_data(buf, len, &info->sc_loc_y); 288 289 if ((info->sc_flags & UMS_FLAG_Z_AXIS) && 290 (id == info->sc_iid_z)) { 291 int32_t temp; 292 temp = hid_get_data(buf, len, &info->sc_loc_z); 293 if (info->sc_flags & UMS_FLAG_REVZ) 294 temp = -temp; 295 dz -= temp; 296 } 297 298 if ((info->sc_flags & UMS_FLAG_T_AXIS) && 299 (id == info->sc_iid_t)) { 300 dt += hid_get_data(buf, len, &info->sc_loc_t); 301 /* T-axis is translated into button presses */ 302 buttons_found |= (1UL << 5) | (1UL << 6); 303 } 304 305 for (i = 0; i < info->sc_buttons; i++) { 306 uint32_t mask; 307 mask = 1UL << UMS_BUT(i); 308 /* check for correct button ID */ 309 if (id != info->sc_iid_btn[i]) 310 continue; 311 /* check for button pressed */ 312 if (hid_get_data(buf, len, &info->sc_loc_btn[i])) 313 buttons |= mask; 314 /* register button mask */ 315 buttons_found |= mask; 316 } 317 318 if (++info != &sc->sc_info[UMS_INFO_MAX]) 319 goto repeat; 320 321 #ifdef EVDEV_SUPPORT 322 buttons_reported = buttons; 323 #endif 324 /* keep old button value(s) for non-detected buttons */ 325 buttons |= sc->sc_status.button & ~buttons_found; 326 327 if (dx || dy || dz || dt || dw || 328 (buttons != sc->sc_status.button)) { 329 330 DPRINTFN(6, "x:%d y:%d z:%d t:%d w:%d buttons:0x%08x\n", 331 dx, dy, dz, dt, dw, buttons); 332 333 /* translate T-axis into button presses until further */ 334 if (dt > 0) { 335 ums_put_queue(sc, 0, 0, 0, 0, buttons); 336 buttons |= 1UL << 6; 337 } else if (dt < 0) { 338 ums_put_queue(sc, 0, 0, 0, 0, buttons); 339 buttons |= 1UL << 5; 340 } 341 342 sc->sc_status.button = buttons; 343 sc->sc_status.dx += dx; 344 sc->sc_status.dy += dy; 345 sc->sc_status.dz += dz; 346 /* 347 * sc->sc_status.dt += dt; 348 * no way to export this yet 349 */ 350 351 /* 352 * The Qtronix keyboard has a built in PS/2 353 * port for a mouse. The firmware once in a 354 * while posts a spurious button up 355 * event. This event we ignore by doing a 356 * timeout for 50 msecs. If we receive 357 * dx=dy=dz=buttons=0 before we add the event 358 * to the queue. In any other case we delete 359 * the timeout event. 360 */ 361 if ((sc->sc_info[0].sc_flags & UMS_FLAG_SBU) && 362 (dx == 0) && (dy == 0) && (dz == 0) && (dt == 0) && 363 (dw == 0) && (buttons == 0)) { 364 365 usb_callout_reset(&sc->sc_callout, hz / 20, 366 &ums_put_queue_timeout, sc); 367 } else { 368 369 usb_callout_stop(&sc->sc_callout); 370 371 ums_put_queue(sc, dx, dy, dz, dt, buttons); 372 #ifdef EVDEV_SUPPORT 373 ums_evdev_push(sc, dx, dy, dz, dt, 374 buttons_reported); 375 #endif 376 377 } 378 } 379 case USB_ST_SETUP: 380 tr_setup: 381 /* check if we can put more data into the FIFO */ 382 if (usb_fifo_put_bytes_max(sc->sc_fifo.fp[USB_FIFO_RX]) == 0) { 383 #ifdef EVDEV_SUPPORT 384 if (sc->sc_evflags == 0) 385 break; 386 #else 387 break; 388 #endif 389 } 390 391 usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer)); 392 usbd_transfer_submit(xfer); 393 break; 394 395 default: /* Error */ 396 if (error != USB_ERR_CANCELLED) { 397 /* try clear stall first */ 398 usbd_xfer_set_stall(xfer); 399 goto tr_setup; 400 } 401 break; 402 } 403 } 404 405 static const struct usb_config ums_config[UMS_N_TRANSFER] = { 406 407 [UMS_INTR_DT] = { 408 .type = UE_INTERRUPT, 409 .endpoint = UE_ADDR_ANY, 410 .direction = UE_DIR_IN, 411 .flags = {.pipe_bof = 1,.short_xfer_ok = 1,}, 412 .bufsize = 0, /* use wMaxPacketSize */ 413 .callback = &ums_intr_callback, 414 }, 415 }; 416 417 /* A match on these entries will load ums */ 418 static const STRUCT_USB_HOST_ID __used ums_devs[] = { 419 {USB_IFACE_CLASS(UICLASS_HID), 420 USB_IFACE_SUBCLASS(UISUBCLASS_BOOT), 421 USB_IFACE_PROTOCOL(UIPROTO_MOUSE),}, 422 }; 423 424 static int 425 ums_probe(device_t dev) 426 { 427 struct usb_attach_arg *uaa = device_get_ivars(dev); 428 void *d_ptr; 429 int error; 430 uint16_t d_len; 431 432 DPRINTFN(11, "\n"); 433 434 if (uaa->usb_mode != USB_MODE_HOST) 435 return (ENXIO); 436 437 if (uaa->info.bInterfaceClass != UICLASS_HID) 438 return (ENXIO); 439 440 if (usb_test_quirk(uaa, UQ_UMS_IGNORE)) 441 return (ENXIO); 442 443 if ((uaa->info.bInterfaceSubClass == UISUBCLASS_BOOT) && 444 (uaa->info.bInterfaceProtocol == UIPROTO_MOUSE)) 445 return (BUS_PROBE_DEFAULT); 446 447 error = usbd_req_get_hid_desc(uaa->device, NULL, 448 &d_ptr, &d_len, M_TEMP, uaa->info.bIfaceIndex); 449 450 if (error) 451 return (ENXIO); 452 453 if (hid_is_mouse(d_ptr, d_len)) 454 error = BUS_PROBE_DEFAULT; 455 else 456 error = ENXIO; 457 458 free(d_ptr, M_TEMP); 459 return (error); 460 } 461 462 static void 463 ums_hid_parse(struct ums_softc *sc, device_t dev, const uint8_t *buf, 464 uint16_t len, uint8_t index) 465 { 466 struct ums_info *info = &sc->sc_info[index]; 467 uint32_t flags; 468 uint8_t i; 469 uint8_t j; 470 471 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_X), 472 hid_input, index, &info->sc_loc_x, &flags, &info->sc_iid_x)) { 473 474 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { 475 info->sc_flags |= UMS_FLAG_X_AXIS; 476 } 477 } 478 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_Y), 479 hid_input, index, &info->sc_loc_y, &flags, &info->sc_iid_y)) { 480 481 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { 482 info->sc_flags |= UMS_FLAG_Y_AXIS; 483 } 484 } 485 /* Try the wheel first as the Z activator since it's tradition. */ 486 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, 487 HUG_WHEEL), hid_input, index, &info->sc_loc_z, &flags, 488 &info->sc_iid_z) || 489 hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, 490 HUG_TWHEEL), hid_input, index, &info->sc_loc_z, &flags, 491 &info->sc_iid_z)) { 492 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { 493 info->sc_flags |= UMS_FLAG_Z_AXIS; 494 } 495 /* 496 * We might have both a wheel and Z direction, if so put 497 * put the Z on the W coordinate. 498 */ 499 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, 500 HUG_Z), hid_input, index, &info->sc_loc_w, &flags, 501 &info->sc_iid_w)) { 502 503 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { 504 info->sc_flags |= UMS_FLAG_W_AXIS; 505 } 506 } 507 } else if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, 508 HUG_Z), hid_input, index, &info->sc_loc_z, &flags, 509 &info->sc_iid_z)) { 510 511 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { 512 info->sc_flags |= UMS_FLAG_Z_AXIS; 513 } 514 } 515 /* 516 * The Microsoft Wireless Intellimouse 2.0 reports it's wheel 517 * using 0x0048, which is HUG_TWHEEL, and seems to expect you 518 * to know that the byte after the wheel is the tilt axis. 519 * There are no other HID axis descriptors other than X,Y and 520 * TWHEEL 521 */ 522 if (hid_locate(buf, len, HID_USAGE2(HUP_GENERIC_DESKTOP, 523 HUG_TWHEEL), hid_input, index, &info->sc_loc_t, 524 &flags, &info->sc_iid_t)) { 525 526 info->sc_loc_t.pos += 8; 527 528 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) { 529 info->sc_flags |= UMS_FLAG_T_AXIS; 530 } 531 } else if (hid_locate(buf, len, HID_USAGE2(HUP_CONSUMER, 532 HUC_AC_PAN), hid_input, index, &info->sc_loc_t, 533 &flags, &info->sc_iid_t)) { 534 535 if ((flags & MOUSE_FLAGS_MASK) == MOUSE_FLAGS) 536 info->sc_flags |= UMS_FLAG_T_AXIS; 537 } 538 /* figure out the number of buttons */ 539 540 for (i = 0; i < UMS_BUTTON_MAX; i++) { 541 if (!hid_locate(buf, len, HID_USAGE2(HUP_BUTTON, (i + 1)), 542 hid_input, index, &info->sc_loc_btn[i], NULL, 543 &info->sc_iid_btn[i])) { 544 break; 545 } 546 } 547 548 /* detect other buttons */ 549 550 for (j = 0; (i < UMS_BUTTON_MAX) && (j < 2); i++, j++) { 551 if (!hid_locate(buf, len, HID_USAGE2(HUP_MICROSOFT, (j + 1)), 552 hid_input, index, &info->sc_loc_btn[i], NULL, 553 &info->sc_iid_btn[i])) { 554 break; 555 } 556 } 557 558 info->sc_buttons = i; 559 560 if (i > sc->sc_buttons) 561 sc->sc_buttons = i; 562 563 if (info->sc_flags == 0) 564 return; 565 566 /* announce information about the mouse */ 567 device_printf(dev, "%d buttons and [%s%s%s%s%s] coordinates ID=%u\n", 568 (info->sc_buttons), 569 (info->sc_flags & UMS_FLAG_X_AXIS) ? "X" : "", 570 (info->sc_flags & UMS_FLAG_Y_AXIS) ? "Y" : "", 571 (info->sc_flags & UMS_FLAG_Z_AXIS) ? "Z" : "", 572 (info->sc_flags & UMS_FLAG_T_AXIS) ? "T" : "", 573 (info->sc_flags & UMS_FLAG_W_AXIS) ? "W" : "", 574 info->sc_iid_x); 575 } 576 577 static int 578 ums_attach(device_t dev) 579 { 580 struct usb_attach_arg *uaa = device_get_ivars(dev); 581 struct ums_softc *sc = device_get_softc(dev); 582 struct ums_info *info; 583 void *d_ptr = NULL; 584 int isize; 585 int err; 586 uint16_t d_len; 587 uint8_t i; 588 #ifdef USB_DEBUG 589 uint8_t j; 590 #endif 591 592 DPRINTFN(11, "sc=%p\n", sc); 593 594 device_set_usb_desc(dev); 595 596 mtx_init(&sc->sc_mtx, "ums lock", NULL, MTX_DEF | MTX_RECURSE); 597 598 usb_callout_init_mtx(&sc->sc_callout, &sc->sc_mtx, 0); 599 600 /* 601 * Force the report (non-boot) protocol. 602 * 603 * Mice without boot protocol support may choose not to implement 604 * Set_Protocol at all; Ignore any error. 605 */ 606 err = usbd_req_set_protocol(uaa->device, NULL, 607 uaa->info.bIfaceIndex, 1); 608 609 err = usbd_transfer_setup(uaa->device, 610 &uaa->info.bIfaceIndex, sc->sc_xfer, ums_config, 611 UMS_N_TRANSFER, sc, &sc->sc_mtx); 612 613 if (err) { 614 DPRINTF("error=%s\n", usbd_errstr(err)); 615 goto detach; 616 } 617 618 /* Get HID descriptor */ 619 err = usbd_req_get_hid_desc(uaa->device, NULL, &d_ptr, 620 &d_len, M_TEMP, uaa->info.bIfaceIndex); 621 622 if (err) { 623 device_printf(dev, "error reading report description\n"); 624 goto detach; 625 } 626 627 isize = hid_report_size(d_ptr, d_len, hid_input, &sc->sc_iid); 628 629 /* 630 * The Microsoft Wireless Notebook Optical Mouse seems to be in worse 631 * shape than the Wireless Intellimouse 2.0, as its X, Y, wheel, and 632 * all of its other button positions are all off. It also reports that 633 * it has two additional buttons and a tilt wheel. 634 */ 635 if (usb_test_quirk(uaa, UQ_MS_BAD_CLASS)) { 636 637 sc->sc_iid = 0; 638 639 info = &sc->sc_info[0]; 640 info->sc_flags = (UMS_FLAG_X_AXIS | 641 UMS_FLAG_Y_AXIS | 642 UMS_FLAG_Z_AXIS | 643 UMS_FLAG_SBU); 644 info->sc_buttons = 3; 645 isize = 5; 646 /* 1st byte of descriptor report contains garbage */ 647 info->sc_loc_x.pos = 16; 648 info->sc_loc_x.size = 8; 649 info->sc_loc_y.pos = 24; 650 info->sc_loc_y.size = 8; 651 info->sc_loc_z.pos = 32; 652 info->sc_loc_z.size = 8; 653 info->sc_loc_btn[0].pos = 8; 654 info->sc_loc_btn[0].size = 1; 655 info->sc_loc_btn[1].pos = 9; 656 info->sc_loc_btn[1].size = 1; 657 info->sc_loc_btn[2].pos = 10; 658 info->sc_loc_btn[2].size = 1; 659 660 /* Announce device */ 661 device_printf(dev, "3 buttons and [XYZ] " 662 "coordinates ID=0\n"); 663 664 } else { 665 /* Search the HID descriptor and announce device */ 666 for (i = 0; i < UMS_INFO_MAX; i++) { 667 ums_hid_parse(sc, dev, d_ptr, d_len, i); 668 } 669 } 670 671 if (usb_test_quirk(uaa, UQ_MS_REVZ)) { 672 info = &sc->sc_info[0]; 673 /* Some wheels need the Z axis reversed. */ 674 info->sc_flags |= UMS_FLAG_REVZ; 675 } 676 if (isize > (int)usbd_xfer_max_framelen(sc->sc_xfer[UMS_INTR_DT])) { 677 DPRINTF("WARNING: report size, %d bytes, is larger " 678 "than interrupt size, %d bytes!\n", isize, 679 usbd_xfer_max_framelen(sc->sc_xfer[UMS_INTR_DT])); 680 } 681 free(d_ptr, M_TEMP); 682 d_ptr = NULL; 683 684 #ifdef USB_DEBUG 685 for (j = 0; j < UMS_INFO_MAX; j++) { 686 info = &sc->sc_info[j]; 687 688 DPRINTF("sc=%p, index=%d\n", sc, j); 689 DPRINTF("X\t%d/%d id=%d\n", info->sc_loc_x.pos, 690 info->sc_loc_x.size, info->sc_iid_x); 691 DPRINTF("Y\t%d/%d id=%d\n", info->sc_loc_y.pos, 692 info->sc_loc_y.size, info->sc_iid_y); 693 DPRINTF("Z\t%d/%d id=%d\n", info->sc_loc_z.pos, 694 info->sc_loc_z.size, info->sc_iid_z); 695 DPRINTF("T\t%d/%d id=%d\n", info->sc_loc_t.pos, 696 info->sc_loc_t.size, info->sc_iid_t); 697 DPRINTF("W\t%d/%d id=%d\n", info->sc_loc_w.pos, 698 info->sc_loc_w.size, info->sc_iid_w); 699 700 for (i = 0; i < info->sc_buttons; i++) { 701 DPRINTF("B%d\t%d/%d id=%d\n", 702 i + 1, info->sc_loc_btn[i].pos, 703 info->sc_loc_btn[i].size, info->sc_iid_btn[i]); 704 } 705 } 706 DPRINTF("size=%d, id=%d\n", isize, sc->sc_iid); 707 #endif 708 709 err = usb_fifo_attach(uaa->device, sc, &sc->sc_mtx, 710 &ums_fifo_methods, &sc->sc_fifo, 711 device_get_unit(dev), -1, uaa->info.bIfaceIndex, 712 UID_ROOT, GID_OPERATOR, 0644); 713 if (err) 714 goto detach; 715 716 #ifdef EVDEV_SUPPORT 717 sc->sc_evdev = evdev_alloc(); 718 evdev_set_name(sc->sc_evdev, device_get_desc(dev)); 719 evdev_set_phys(sc->sc_evdev, device_get_nameunit(dev)); 720 evdev_set_id(sc->sc_evdev, BUS_USB, uaa->info.idVendor, 721 uaa->info.idProduct, 0); 722 evdev_set_serial(sc->sc_evdev, usb_get_serial(uaa->device)); 723 evdev_set_methods(sc->sc_evdev, sc, &ums_evdev_methods); 724 evdev_support_prop(sc->sc_evdev, INPUT_PROP_POINTER); 725 evdev_support_event(sc->sc_evdev, EV_SYN); 726 evdev_support_event(sc->sc_evdev, EV_REL); 727 evdev_support_event(sc->sc_evdev, EV_KEY); 728 729 info = &sc->sc_info[0]; 730 731 if (info->sc_flags & UMS_FLAG_X_AXIS) 732 evdev_support_rel(sc->sc_evdev, REL_X); 733 734 if (info->sc_flags & UMS_FLAG_Y_AXIS) 735 evdev_support_rel(sc->sc_evdev, REL_Y); 736 737 if (info->sc_flags & UMS_FLAG_Z_AXIS) 738 evdev_support_rel(sc->sc_evdev, REL_WHEEL); 739 740 if (info->sc_flags & UMS_FLAG_T_AXIS) 741 evdev_support_rel(sc->sc_evdev, REL_HWHEEL); 742 743 for (i = 0; i < info->sc_buttons; i++) 744 evdev_support_key(sc->sc_evdev, BTN_MOUSE + i); 745 746 err = evdev_register_mtx(sc->sc_evdev, &sc->sc_mtx); 747 if (err) 748 goto detach; 749 #endif 750 751 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), 752 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), 753 OID_AUTO, "parseinfo", CTLTYPE_STRING|CTLFLAG_RD, 754 sc, 0, ums_sysctl_handler_parseinfo, 755 "", "Dump of parsed HID report descriptor"); 756 757 return (0); 758 759 detach: 760 if (d_ptr) { 761 free(d_ptr, M_TEMP); 762 } 763 ums_detach(dev); 764 return (ENOMEM); 765 } 766 767 static int 768 ums_detach(device_t self) 769 { 770 struct ums_softc *sc = device_get_softc(self); 771 772 DPRINTF("sc=%p\n", sc); 773 774 usb_fifo_detach(&sc->sc_fifo); 775 776 #ifdef EVDEV_SUPPORT 777 evdev_free(sc->sc_evdev); 778 #endif 779 780 usbd_transfer_unsetup(sc->sc_xfer, UMS_N_TRANSFER); 781 782 usb_callout_drain(&sc->sc_callout); 783 784 mtx_destroy(&sc->sc_mtx); 785 786 return (0); 787 } 788 789 static void 790 ums_reset(struct ums_softc *sc) 791 { 792 793 /* reset all USB mouse parameters */ 794 795 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON) 796 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON; 797 else 798 sc->sc_hw.buttons = sc->sc_buttons; 799 800 sc->sc_hw.iftype = MOUSE_IF_USB; 801 sc->sc_hw.type = MOUSE_MOUSE; 802 sc->sc_hw.model = MOUSE_MODEL_GENERIC; 803 sc->sc_hw.hwid = 0; 804 805 sc->sc_mode.protocol = MOUSE_PROTO_MSC; 806 sc->sc_mode.rate = -1; 807 sc->sc_mode.resolution = MOUSE_RES_UNKNOWN; 808 sc->sc_mode.accelfactor = 0; 809 sc->sc_mode.level = 0; 810 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE; 811 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK; 812 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC; 813 814 /* reset status */ 815 816 sc->sc_status.flags = 0; 817 sc->sc_status.button = 0; 818 sc->sc_status.obutton = 0; 819 sc->sc_status.dx = 0; 820 sc->sc_status.dy = 0; 821 sc->sc_status.dz = 0; 822 /* sc->sc_status.dt = 0; */ 823 } 824 825 static void 826 ums_start_rx(struct ums_softc *sc) 827 { 828 int rate; 829 830 /* Check if we should override the default polling interval */ 831 rate = sc->sc_pollrate; 832 /* Range check rate */ 833 if (rate > 1000) 834 rate = 1000; 835 /* Check for set rate */ 836 if ((rate > 0) && (sc->sc_xfer[UMS_INTR_DT] != NULL)) { 837 DPRINTF("Setting pollrate = %d\n", rate); 838 /* Stop current transfer, if any */ 839 usbd_transfer_stop(sc->sc_xfer[UMS_INTR_DT]); 840 /* Set new interval */ 841 usbd_xfer_set_interval(sc->sc_xfer[UMS_INTR_DT], 1000 / rate); 842 /* Only set pollrate once */ 843 sc->sc_pollrate = 0; 844 } 845 846 usbd_transfer_start(sc->sc_xfer[UMS_INTR_DT]); 847 } 848 849 static void 850 ums_stop_rx(struct ums_softc *sc) 851 { 852 usbd_transfer_stop(sc->sc_xfer[UMS_INTR_DT]); 853 usb_callout_stop(&sc->sc_callout); 854 } 855 856 static void 857 ums_fifo_start_read(struct usb_fifo *fifo) 858 { 859 struct ums_softc *sc = usb_fifo_softc(fifo); 860 861 ums_start_rx(sc); 862 } 863 864 static void 865 ums_fifo_stop_read(struct usb_fifo *fifo) 866 { 867 struct ums_softc *sc = usb_fifo_softc(fifo); 868 869 ums_stop_rx(sc); 870 } 871 872 873 #if ((MOUSE_SYS_PACKETSIZE != 8) || \ 874 (MOUSE_MSC_PACKETSIZE != 5)) 875 #error "Software assumptions are not met. Please update code." 876 #endif 877 878 static void 879 ums_put_queue(struct ums_softc *sc, int32_t dx, int32_t dy, 880 int32_t dz, int32_t dt, int32_t buttons) 881 { 882 uint8_t buf[8]; 883 884 if (1) { 885 886 if (dx > 254) 887 dx = 254; 888 if (dx < -256) 889 dx = -256; 890 if (dy > 254) 891 dy = 254; 892 if (dy < -256) 893 dy = -256; 894 if (dz > 126) 895 dz = 126; 896 if (dz < -128) 897 dz = -128; 898 if (dt > 126) 899 dt = 126; 900 if (dt < -128) 901 dt = -128; 902 903 buf[0] = sc->sc_mode.syncmask[1]; 904 buf[0] |= (~buttons) & MOUSE_MSC_BUTTONS; 905 buf[1] = dx >> 1; 906 buf[2] = dy >> 1; 907 buf[3] = dx - (dx >> 1); 908 buf[4] = dy - (dy >> 1); 909 910 if (sc->sc_mode.level == 1) { 911 buf[5] = dz >> 1; 912 buf[6] = dz - (dz >> 1); 913 buf[7] = (((~buttons) >> 3) & MOUSE_SYS_EXTBUTTONS); 914 } 915 usb_fifo_put_data_linear(sc->sc_fifo.fp[USB_FIFO_RX], buf, 916 sc->sc_mode.packetsize, 1); 917 } else { 918 DPRINTF("Buffer full, discarded packet\n"); 919 } 920 } 921 922 #ifdef EVDEV_SUPPORT 923 static void 924 ums_evdev_push(struct ums_softc *sc, int32_t dx, int32_t dy, 925 int32_t dz, int32_t dt, int32_t buttons) 926 { 927 if (evdev_rcpt_mask & EVDEV_RCPT_HW_MOUSE) { 928 /* Push evdev event */ 929 evdev_push_rel(sc->sc_evdev, REL_X, dx); 930 evdev_push_rel(sc->sc_evdev, REL_Y, -dy); 931 evdev_push_rel(sc->sc_evdev, REL_WHEEL, -dz); 932 evdev_push_rel(sc->sc_evdev, REL_HWHEEL, dt); 933 evdev_push_mouse_btn(sc->sc_evdev, 934 (buttons & ~MOUSE_STDBUTTONS) | 935 (buttons & (1 << 2) ? MOUSE_BUTTON1DOWN : 0) | 936 (buttons & (1 << 1) ? MOUSE_BUTTON2DOWN : 0) | 937 (buttons & (1 << 0) ? MOUSE_BUTTON3DOWN : 0)); 938 evdev_sync(sc->sc_evdev); 939 } 940 } 941 #endif 942 943 static void 944 ums_reset_buf(struct ums_softc *sc) 945 { 946 /* reset read queue, must be called locked */ 947 usb_fifo_reset(sc->sc_fifo.fp[USB_FIFO_RX]); 948 } 949 950 #ifdef EVDEV_SUPPORT 951 static int 952 ums_ev_open(struct evdev_dev *evdev) 953 { 954 struct ums_softc *sc = evdev_get_softc(evdev); 955 956 mtx_assert(&sc->sc_mtx, MA_OWNED); 957 958 sc->sc_evflags = UMS_EVDEV_OPENED; 959 960 if (sc->sc_fflags == 0) { 961 ums_reset(sc); 962 ums_start_rx(sc); 963 } 964 965 return (0); 966 } 967 968 static int 969 ums_ev_close(struct evdev_dev *evdev) 970 { 971 struct ums_softc *sc = evdev_get_softc(evdev); 972 973 mtx_assert(&sc->sc_mtx, MA_OWNED); 974 975 sc->sc_evflags = 0; 976 977 if (sc->sc_fflags == 0) 978 ums_stop_rx(sc); 979 980 return (0); 981 } 982 #endif 983 984 static int 985 ums_fifo_open(struct usb_fifo *fifo, int fflags) 986 { 987 struct ums_softc *sc = usb_fifo_softc(fifo); 988 989 DPRINTFN(2, "\n"); 990 991 /* check for duplicate open, should not happen */ 992 if (sc->sc_fflags & fflags) 993 return (EBUSY); 994 995 /* check for first open */ 996 #ifdef EVDEV_SUPPORT 997 if (sc->sc_fflags == 0 && sc->sc_evflags == 0) 998 ums_reset(sc); 999 #else 1000 if (sc->sc_fflags == 0) 1001 ums_reset(sc); 1002 #endif 1003 1004 if (fflags & FREAD) { 1005 /* allocate RX buffer */ 1006 if (usb_fifo_alloc_buffer(fifo, 1007 UMS_BUF_SIZE, UMS_IFQ_MAXLEN)) { 1008 return (ENOMEM); 1009 } 1010 } 1011 1012 sc->sc_fflags |= fflags & (FREAD | FWRITE); 1013 return (0); 1014 } 1015 1016 static void 1017 ums_fifo_close(struct usb_fifo *fifo, int fflags) 1018 { 1019 struct ums_softc *sc = usb_fifo_softc(fifo); 1020 1021 DPRINTFN(2, "\n"); 1022 1023 if (fflags & FREAD) 1024 usb_fifo_free_buffer(fifo); 1025 1026 sc->sc_fflags &= ~(fflags & (FREAD | FWRITE)); 1027 } 1028 1029 static int 1030 ums_fifo_ioctl(struct usb_fifo *fifo, u_long cmd, void *addr, int fflags) 1031 { 1032 struct ums_softc *sc = usb_fifo_softc(fifo); 1033 mousemode_t mode; 1034 int error = 0; 1035 1036 DPRINTFN(2, "\n"); 1037 1038 mtx_lock(&sc->sc_mtx); 1039 1040 switch (cmd) { 1041 case MOUSE_GETHWINFO: 1042 *(mousehw_t *)addr = sc->sc_hw; 1043 break; 1044 1045 case MOUSE_GETMODE: 1046 *(mousemode_t *)addr = sc->sc_mode; 1047 break; 1048 1049 case MOUSE_SETMODE: 1050 mode = *(mousemode_t *)addr; 1051 1052 if (mode.level == -1) { 1053 /* don't change the current setting */ 1054 } else if ((mode.level < 0) || (mode.level > 1)) { 1055 error = EINVAL; 1056 break; 1057 } else { 1058 sc->sc_mode.level = mode.level; 1059 } 1060 1061 /* store polling rate */ 1062 sc->sc_pollrate = mode.rate; 1063 1064 if (sc->sc_mode.level == 0) { 1065 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON) 1066 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON; 1067 else 1068 sc->sc_hw.buttons = sc->sc_buttons; 1069 sc->sc_mode.protocol = MOUSE_PROTO_MSC; 1070 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE; 1071 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK; 1072 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC; 1073 } else if (sc->sc_mode.level == 1) { 1074 if (sc->sc_buttons > MOUSE_SYS_MAXBUTTON) 1075 sc->sc_hw.buttons = MOUSE_SYS_MAXBUTTON; 1076 else 1077 sc->sc_hw.buttons = sc->sc_buttons; 1078 sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE; 1079 sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE; 1080 sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK; 1081 sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC; 1082 } 1083 ums_reset_buf(sc); 1084 break; 1085 1086 case MOUSE_GETLEVEL: 1087 *(int *)addr = sc->sc_mode.level; 1088 break; 1089 1090 case MOUSE_SETLEVEL: 1091 if (*(int *)addr < 0 || *(int *)addr > 1) { 1092 error = EINVAL; 1093 break; 1094 } 1095 sc->sc_mode.level = *(int *)addr; 1096 1097 if (sc->sc_mode.level == 0) { 1098 if (sc->sc_buttons > MOUSE_MSC_MAXBUTTON) 1099 sc->sc_hw.buttons = MOUSE_MSC_MAXBUTTON; 1100 else 1101 sc->sc_hw.buttons = sc->sc_buttons; 1102 sc->sc_mode.protocol = MOUSE_PROTO_MSC; 1103 sc->sc_mode.packetsize = MOUSE_MSC_PACKETSIZE; 1104 sc->sc_mode.syncmask[0] = MOUSE_MSC_SYNCMASK; 1105 sc->sc_mode.syncmask[1] = MOUSE_MSC_SYNC; 1106 } else if (sc->sc_mode.level == 1) { 1107 if (sc->sc_buttons > MOUSE_SYS_MAXBUTTON) 1108 sc->sc_hw.buttons = MOUSE_SYS_MAXBUTTON; 1109 else 1110 sc->sc_hw.buttons = sc->sc_buttons; 1111 sc->sc_mode.protocol = MOUSE_PROTO_SYSMOUSE; 1112 sc->sc_mode.packetsize = MOUSE_SYS_PACKETSIZE; 1113 sc->sc_mode.syncmask[0] = MOUSE_SYS_SYNCMASK; 1114 sc->sc_mode.syncmask[1] = MOUSE_SYS_SYNC; 1115 } 1116 ums_reset_buf(sc); 1117 break; 1118 1119 case MOUSE_GETSTATUS:{ 1120 mousestatus_t *status = (mousestatus_t *)addr; 1121 1122 *status = sc->sc_status; 1123 sc->sc_status.obutton = sc->sc_status.button; 1124 sc->sc_status.button = 0; 1125 sc->sc_status.dx = 0; 1126 sc->sc_status.dy = 0; 1127 sc->sc_status.dz = 0; 1128 /* sc->sc_status.dt = 0; */ 1129 1130 if (status->dx || status->dy || status->dz /* || status->dt */ ) { 1131 status->flags |= MOUSE_POSCHANGED; 1132 } 1133 if (status->button != status->obutton) { 1134 status->flags |= MOUSE_BUTTONSCHANGED; 1135 } 1136 break; 1137 } 1138 default: 1139 error = ENOTTY; 1140 break; 1141 } 1142 1143 mtx_unlock(&sc->sc_mtx); 1144 return (error); 1145 } 1146 1147 static int 1148 ums_sysctl_handler_parseinfo(SYSCTL_HANDLER_ARGS) 1149 { 1150 struct ums_softc *sc = arg1; 1151 struct ums_info *info; 1152 struct sbuf *sb; 1153 int i, j, err, had_output; 1154 1155 sb = sbuf_new_auto(); 1156 for (i = 0, had_output = 0; i < UMS_INFO_MAX; i++) { 1157 info = &sc->sc_info[i]; 1158 1159 /* Don't emit empty info */ 1160 if ((info->sc_flags & 1161 (UMS_FLAG_X_AXIS | UMS_FLAG_Y_AXIS | UMS_FLAG_Z_AXIS | 1162 UMS_FLAG_T_AXIS | UMS_FLAG_W_AXIS)) == 0 && 1163 info->sc_buttons == 0) 1164 continue; 1165 1166 if (had_output) 1167 sbuf_printf(sb, "\n"); 1168 had_output = 1; 1169 sbuf_printf(sb, "i%d:", i + 1); 1170 if (info->sc_flags & UMS_FLAG_X_AXIS) 1171 sbuf_printf(sb, " X:r%d, p%d, s%d;", 1172 (int)info->sc_iid_x, 1173 (int)info->sc_loc_x.pos, 1174 (int)info->sc_loc_x.size); 1175 if (info->sc_flags & UMS_FLAG_Y_AXIS) 1176 sbuf_printf(sb, " Y:r%d, p%d, s%d;", 1177 (int)info->sc_iid_y, 1178 (int)info->sc_loc_y.pos, 1179 (int)info->sc_loc_y.size); 1180 if (info->sc_flags & UMS_FLAG_Z_AXIS) 1181 sbuf_printf(sb, " Z:r%d, p%d, s%d;", 1182 (int)info->sc_iid_z, 1183 (int)info->sc_loc_z.pos, 1184 (int)info->sc_loc_z.size); 1185 if (info->sc_flags & UMS_FLAG_T_AXIS) 1186 sbuf_printf(sb, " T:r%d, p%d, s%d;", 1187 (int)info->sc_iid_t, 1188 (int)info->sc_loc_t.pos, 1189 (int)info->sc_loc_t.size); 1190 if (info->sc_flags & UMS_FLAG_W_AXIS) 1191 sbuf_printf(sb, " W:r%d, p%d, s%d;", 1192 (int)info->sc_iid_w, 1193 (int)info->sc_loc_w.pos, 1194 (int)info->sc_loc_w.size); 1195 1196 for (j = 0; j < info->sc_buttons; j++) { 1197 sbuf_printf(sb, " B%d:r%d, p%d, s%d;", j + 1, 1198 (int)info->sc_iid_btn[j], 1199 (int)info->sc_loc_btn[j].pos, 1200 (int)info->sc_loc_btn[j].size); 1201 } 1202 } 1203 sbuf_finish(sb); 1204 err = SYSCTL_OUT(req, sbuf_data(sb), sbuf_len(sb) + 1); 1205 sbuf_delete(sb); 1206 1207 return (err); 1208 } 1209 1210 static devclass_t ums_devclass; 1211 1212 static device_method_t ums_methods[] = { 1213 DEVMETHOD(device_probe, ums_probe), 1214 DEVMETHOD(device_attach, ums_attach), 1215 DEVMETHOD(device_detach, ums_detach), 1216 1217 DEVMETHOD_END 1218 }; 1219 1220 static driver_t ums_driver = { 1221 .name = "ums", 1222 .methods = ums_methods, 1223 .size = sizeof(struct ums_softc), 1224 }; 1225 1226 DRIVER_MODULE(ums, uhub, ums_driver, ums_devclass, NULL, 0); 1227 MODULE_DEPEND(ums, usb, 1, 1, 1); 1228 #ifdef EVDEV_SUPPORT 1229 MODULE_DEPEND(ums, evdev, 1, 1, 1); 1230 #endif 1231 MODULE_VERSION(ums, 1); 1232 USB_PNP_HOST_INFO(ums_devs); 1233