1 /* 2 * HID support for Linux 3 * 4 * Copyright (c) 1999 Andreas Gal 5 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> 6 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc 7 * Copyright (c) 2006-2012 Jiri Kosina 8 */ 9 10 /* 11 * This program is free software; you can redistribute it and/or modify it 12 * under the terms of the GNU General Public License as published by the Free 13 * Software Foundation; either version 2 of the License, or (at your option) 14 * any later version. 15 */ 16 17 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 18 19 #include <linux/module.h> 20 #include <linux/slab.h> 21 #include <linux/init.h> 22 #include <linux/kernel.h> 23 #include <linux/list.h> 24 #include <linux/mm.h> 25 #include <linux/spinlock.h> 26 #include <asm/unaligned.h> 27 #include <asm/byteorder.h> 28 #include <linux/input.h> 29 #include <linux/wait.h> 30 #include <linux/vmalloc.h> 31 #include <linux/sched.h> 32 #include <linux/semaphore.h> 33 34 #include <linux/hid.h> 35 #include <linux/hiddev.h> 36 #include <linux/hid-debug.h> 37 #include <linux/hidraw.h> 38 39 #include "hid-ids.h" 40 41 /* 42 * Version Information 43 */ 44 45 #define DRIVER_DESC "HID core driver" 46 #define DRIVER_LICENSE "GPL" 47 48 int hid_debug = 0; 49 module_param_named(debug, hid_debug, int, 0600); 50 MODULE_PARM_DESC(debug, "toggle HID debugging messages"); 51 EXPORT_SYMBOL_GPL(hid_debug); 52 53 static int hid_ignore_special_drivers = 0; 54 module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600); 55 MODULE_PARM_DESC(ignore_special_drivers, "Ignore any special drivers and handle all devices by generic driver"); 56 57 /* 58 * Register a new report for a device. 59 */ 60 61 struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id) 62 { 63 struct hid_report_enum *report_enum = device->report_enum + type; 64 struct hid_report *report; 65 66 if (id >= HID_MAX_IDS) 67 return NULL; 68 if (report_enum->report_id_hash[id]) 69 return report_enum->report_id_hash[id]; 70 71 report = kzalloc(sizeof(struct hid_report), GFP_KERNEL); 72 if (!report) 73 return NULL; 74 75 if (id != 0) 76 report_enum->numbered = 1; 77 78 report->id = id; 79 report->type = type; 80 report->size = 0; 81 report->device = device; 82 report_enum->report_id_hash[id] = report; 83 84 list_add_tail(&report->list, &report_enum->report_list); 85 86 return report; 87 } 88 EXPORT_SYMBOL_GPL(hid_register_report); 89 90 /* 91 * Register a new field for this report. 92 */ 93 94 static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values) 95 { 96 struct hid_field *field; 97 98 if (report->maxfield == HID_MAX_FIELDS) { 99 hid_err(report->device, "too many fields in report\n"); 100 return NULL; 101 } 102 103 field = kzalloc((sizeof(struct hid_field) + 104 usages * sizeof(struct hid_usage) + 105 values * sizeof(unsigned)), GFP_KERNEL); 106 if (!field) 107 return NULL; 108 109 field->index = report->maxfield++; 110 report->field[field->index] = field; 111 field->usage = (struct hid_usage *)(field + 1); 112 field->value = (s32 *)(field->usage + usages); 113 field->report = report; 114 115 return field; 116 } 117 118 /* 119 * Open a collection. The type/usage is pushed on the stack. 120 */ 121 122 static int open_collection(struct hid_parser *parser, unsigned type) 123 { 124 struct hid_collection *collection; 125 unsigned usage; 126 127 usage = parser->local.usage[0]; 128 129 if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) { 130 hid_err(parser->device, "collection stack overflow\n"); 131 return -EINVAL; 132 } 133 134 if (parser->device->maxcollection == parser->device->collection_size) { 135 collection = kmalloc(sizeof(struct hid_collection) * 136 parser->device->collection_size * 2, GFP_KERNEL); 137 if (collection == NULL) { 138 hid_err(parser->device, "failed to reallocate collection array\n"); 139 return -ENOMEM; 140 } 141 memcpy(collection, parser->device->collection, 142 sizeof(struct hid_collection) * 143 parser->device->collection_size); 144 memset(collection + parser->device->collection_size, 0, 145 sizeof(struct hid_collection) * 146 parser->device->collection_size); 147 kfree(parser->device->collection); 148 parser->device->collection = collection; 149 parser->device->collection_size *= 2; 150 } 151 152 parser->collection_stack[parser->collection_stack_ptr++] = 153 parser->device->maxcollection; 154 155 collection = parser->device->collection + 156 parser->device->maxcollection++; 157 collection->type = type; 158 collection->usage = usage; 159 collection->level = parser->collection_stack_ptr - 1; 160 161 if (type == HID_COLLECTION_APPLICATION) 162 parser->device->maxapplication++; 163 164 return 0; 165 } 166 167 /* 168 * Close a collection. 169 */ 170 171 static int close_collection(struct hid_parser *parser) 172 { 173 if (!parser->collection_stack_ptr) { 174 hid_err(parser->device, "collection stack underflow\n"); 175 return -EINVAL; 176 } 177 parser->collection_stack_ptr--; 178 return 0; 179 } 180 181 /* 182 * Climb up the stack, search for the specified collection type 183 * and return the usage. 184 */ 185 186 static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type) 187 { 188 struct hid_collection *collection = parser->device->collection; 189 int n; 190 191 for (n = parser->collection_stack_ptr - 1; n >= 0; n--) { 192 unsigned index = parser->collection_stack[n]; 193 if (collection[index].type == type) 194 return collection[index].usage; 195 } 196 return 0; /* we know nothing about this usage type */ 197 } 198 199 /* 200 * Add a usage to the temporary parser table. 201 */ 202 203 static int hid_add_usage(struct hid_parser *parser, unsigned usage) 204 { 205 if (parser->local.usage_index >= HID_MAX_USAGES) { 206 hid_err(parser->device, "usage index exceeded\n"); 207 return -1; 208 } 209 parser->local.usage[parser->local.usage_index] = usage; 210 parser->local.collection_index[parser->local.usage_index] = 211 parser->collection_stack_ptr ? 212 parser->collection_stack[parser->collection_stack_ptr - 1] : 0; 213 parser->local.usage_index++; 214 return 0; 215 } 216 217 /* 218 * Register a new field for this report. 219 */ 220 221 static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags) 222 { 223 struct hid_report *report; 224 struct hid_field *field; 225 unsigned usages; 226 unsigned offset; 227 unsigned i; 228 229 report = hid_register_report(parser->device, report_type, parser->global.report_id); 230 if (!report) { 231 hid_err(parser->device, "hid_register_report failed\n"); 232 return -1; 233 } 234 235 /* Handle both signed and unsigned cases properly */ 236 if ((parser->global.logical_minimum < 0 && 237 parser->global.logical_maximum < 238 parser->global.logical_minimum) || 239 (parser->global.logical_minimum >= 0 && 240 (__u32)parser->global.logical_maximum < 241 (__u32)parser->global.logical_minimum)) { 242 dbg_hid("logical range invalid 0x%x 0x%x\n", 243 parser->global.logical_minimum, 244 parser->global.logical_maximum); 245 return -1; 246 } 247 248 offset = report->size; 249 report->size += parser->global.report_size * parser->global.report_count; 250 251 if (!parser->local.usage_index) /* Ignore padding fields */ 252 return 0; 253 254 usages = max_t(unsigned, parser->local.usage_index, 255 parser->global.report_count); 256 257 field = hid_register_field(report, usages, parser->global.report_count); 258 if (!field) 259 return 0; 260 261 field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL); 262 field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL); 263 field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION); 264 265 for (i = 0; i < usages; i++) { 266 unsigned j = i; 267 /* Duplicate the last usage we parsed if we have excess values */ 268 if (i >= parser->local.usage_index) 269 j = parser->local.usage_index - 1; 270 field->usage[i].hid = parser->local.usage[j]; 271 field->usage[i].collection_index = 272 parser->local.collection_index[j]; 273 field->usage[i].usage_index = i; 274 } 275 276 field->maxusage = usages; 277 field->flags = flags; 278 field->report_offset = offset; 279 field->report_type = report_type; 280 field->report_size = parser->global.report_size; 281 field->report_count = parser->global.report_count; 282 field->logical_minimum = parser->global.logical_minimum; 283 field->logical_maximum = parser->global.logical_maximum; 284 field->physical_minimum = parser->global.physical_minimum; 285 field->physical_maximum = parser->global.physical_maximum; 286 field->unit_exponent = parser->global.unit_exponent; 287 field->unit = parser->global.unit; 288 289 return 0; 290 } 291 292 /* 293 * Read data value from item. 294 */ 295 296 static u32 item_udata(struct hid_item *item) 297 { 298 switch (item->size) { 299 case 1: return item->data.u8; 300 case 2: return item->data.u16; 301 case 4: return item->data.u32; 302 } 303 return 0; 304 } 305 306 static s32 item_sdata(struct hid_item *item) 307 { 308 switch (item->size) { 309 case 1: return item->data.s8; 310 case 2: return item->data.s16; 311 case 4: return item->data.s32; 312 } 313 return 0; 314 } 315 316 /* 317 * Process a global item. 318 */ 319 320 static int hid_parser_global(struct hid_parser *parser, struct hid_item *item) 321 { 322 __s32 raw_value; 323 switch (item->tag) { 324 case HID_GLOBAL_ITEM_TAG_PUSH: 325 326 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) { 327 hid_err(parser->device, "global environment stack overflow\n"); 328 return -1; 329 } 330 331 memcpy(parser->global_stack + parser->global_stack_ptr++, 332 &parser->global, sizeof(struct hid_global)); 333 return 0; 334 335 case HID_GLOBAL_ITEM_TAG_POP: 336 337 if (!parser->global_stack_ptr) { 338 hid_err(parser->device, "global environment stack underflow\n"); 339 return -1; 340 } 341 342 memcpy(&parser->global, parser->global_stack + 343 --parser->global_stack_ptr, sizeof(struct hid_global)); 344 return 0; 345 346 case HID_GLOBAL_ITEM_TAG_USAGE_PAGE: 347 parser->global.usage_page = item_udata(item); 348 return 0; 349 350 case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM: 351 parser->global.logical_minimum = item_sdata(item); 352 return 0; 353 354 case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM: 355 if (parser->global.logical_minimum < 0) 356 parser->global.logical_maximum = item_sdata(item); 357 else 358 parser->global.logical_maximum = item_udata(item); 359 return 0; 360 361 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM: 362 parser->global.physical_minimum = item_sdata(item); 363 return 0; 364 365 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM: 366 if (parser->global.physical_minimum < 0) 367 parser->global.physical_maximum = item_sdata(item); 368 else 369 parser->global.physical_maximum = item_udata(item); 370 return 0; 371 372 case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT: 373 /* Many devices provide unit exponent as a two's complement 374 * nibble due to the common misunderstanding of HID 375 * specification 1.11, 6.2.2.7 Global Items. Attempt to handle 376 * both this and the standard encoding. */ 377 raw_value = item_sdata(item); 378 if (!(raw_value & 0xfffffff0)) 379 parser->global.unit_exponent = hid_snto32(raw_value, 4); 380 else 381 parser->global.unit_exponent = raw_value; 382 return 0; 383 384 case HID_GLOBAL_ITEM_TAG_UNIT: 385 parser->global.unit = item_udata(item); 386 return 0; 387 388 case HID_GLOBAL_ITEM_TAG_REPORT_SIZE: 389 parser->global.report_size = item_udata(item); 390 if (parser->global.report_size > 128) { 391 hid_err(parser->device, "invalid report_size %d\n", 392 parser->global.report_size); 393 return -1; 394 } 395 return 0; 396 397 case HID_GLOBAL_ITEM_TAG_REPORT_COUNT: 398 parser->global.report_count = item_udata(item); 399 if (parser->global.report_count > HID_MAX_USAGES) { 400 hid_err(parser->device, "invalid report_count %d\n", 401 parser->global.report_count); 402 return -1; 403 } 404 return 0; 405 406 case HID_GLOBAL_ITEM_TAG_REPORT_ID: 407 parser->global.report_id = item_udata(item); 408 if (parser->global.report_id == 0 || 409 parser->global.report_id >= HID_MAX_IDS) { 410 hid_err(parser->device, "report_id %u is invalid\n", 411 parser->global.report_id); 412 return -1; 413 } 414 return 0; 415 416 default: 417 hid_err(parser->device, "unknown global tag 0x%x\n", item->tag); 418 return -1; 419 } 420 } 421 422 /* 423 * Process a local item. 424 */ 425 426 static int hid_parser_local(struct hid_parser *parser, struct hid_item *item) 427 { 428 __u32 data; 429 unsigned n; 430 __u32 count; 431 432 data = item_udata(item); 433 434 switch (item->tag) { 435 case HID_LOCAL_ITEM_TAG_DELIMITER: 436 437 if (data) { 438 /* 439 * We treat items before the first delimiter 440 * as global to all usage sets (branch 0). 441 * In the moment we process only these global 442 * items and the first delimiter set. 443 */ 444 if (parser->local.delimiter_depth != 0) { 445 hid_err(parser->device, "nested delimiters\n"); 446 return -1; 447 } 448 parser->local.delimiter_depth++; 449 parser->local.delimiter_branch++; 450 } else { 451 if (parser->local.delimiter_depth < 1) { 452 hid_err(parser->device, "bogus close delimiter\n"); 453 return -1; 454 } 455 parser->local.delimiter_depth--; 456 } 457 return 0; 458 459 case HID_LOCAL_ITEM_TAG_USAGE: 460 461 if (parser->local.delimiter_branch > 1) { 462 dbg_hid("alternative usage ignored\n"); 463 return 0; 464 } 465 466 if (item->size <= 2) 467 data = (parser->global.usage_page << 16) + data; 468 469 return hid_add_usage(parser, data); 470 471 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM: 472 473 if (parser->local.delimiter_branch > 1) { 474 dbg_hid("alternative usage ignored\n"); 475 return 0; 476 } 477 478 if (item->size <= 2) 479 data = (parser->global.usage_page << 16) + data; 480 481 parser->local.usage_minimum = data; 482 return 0; 483 484 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM: 485 486 if (parser->local.delimiter_branch > 1) { 487 dbg_hid("alternative usage ignored\n"); 488 return 0; 489 } 490 491 if (item->size <= 2) 492 data = (parser->global.usage_page << 16) + data; 493 494 count = data - parser->local.usage_minimum; 495 if (count + parser->local.usage_index >= HID_MAX_USAGES) { 496 /* 497 * We do not warn if the name is not set, we are 498 * actually pre-scanning the device. 499 */ 500 if (dev_name(&parser->device->dev)) 501 hid_warn(parser->device, 502 "ignoring exceeding usage max\n"); 503 data = HID_MAX_USAGES - parser->local.usage_index + 504 parser->local.usage_minimum - 1; 505 if (data <= 0) { 506 hid_err(parser->device, 507 "no more usage index available\n"); 508 return -1; 509 } 510 } 511 512 for (n = parser->local.usage_minimum; n <= data; n++) 513 if (hid_add_usage(parser, n)) { 514 dbg_hid("hid_add_usage failed\n"); 515 return -1; 516 } 517 return 0; 518 519 default: 520 521 dbg_hid("unknown local item tag 0x%x\n", item->tag); 522 return 0; 523 } 524 return 0; 525 } 526 527 /* 528 * Process a main item. 529 */ 530 531 static int hid_parser_main(struct hid_parser *parser, struct hid_item *item) 532 { 533 __u32 data; 534 int ret; 535 536 data = item_udata(item); 537 538 switch (item->tag) { 539 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION: 540 ret = open_collection(parser, data & 0xff); 541 break; 542 case HID_MAIN_ITEM_TAG_END_COLLECTION: 543 ret = close_collection(parser); 544 break; 545 case HID_MAIN_ITEM_TAG_INPUT: 546 ret = hid_add_field(parser, HID_INPUT_REPORT, data); 547 break; 548 case HID_MAIN_ITEM_TAG_OUTPUT: 549 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data); 550 break; 551 case HID_MAIN_ITEM_TAG_FEATURE: 552 ret = hid_add_field(parser, HID_FEATURE_REPORT, data); 553 break; 554 default: 555 hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag); 556 ret = 0; 557 } 558 559 memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */ 560 561 return ret; 562 } 563 564 /* 565 * Process a reserved item. 566 */ 567 568 static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item) 569 { 570 dbg_hid("reserved item type, tag 0x%x\n", item->tag); 571 return 0; 572 } 573 574 /* 575 * Free a report and all registered fields. The field->usage and 576 * field->value table's are allocated behind the field, so we need 577 * only to free(field) itself. 578 */ 579 580 static void hid_free_report(struct hid_report *report) 581 { 582 unsigned n; 583 584 for (n = 0; n < report->maxfield; n++) 585 kfree(report->field[n]); 586 kfree(report); 587 } 588 589 /* 590 * Close report. This function returns the device 591 * state to the point prior to hid_open_report(). 592 */ 593 static void hid_close_report(struct hid_device *device) 594 { 595 unsigned i, j; 596 597 for (i = 0; i < HID_REPORT_TYPES; i++) { 598 struct hid_report_enum *report_enum = device->report_enum + i; 599 600 for (j = 0; j < HID_MAX_IDS; j++) { 601 struct hid_report *report = report_enum->report_id_hash[j]; 602 if (report) 603 hid_free_report(report); 604 } 605 memset(report_enum, 0, sizeof(*report_enum)); 606 INIT_LIST_HEAD(&report_enum->report_list); 607 } 608 609 kfree(device->rdesc); 610 device->rdesc = NULL; 611 device->rsize = 0; 612 613 kfree(device->collection); 614 device->collection = NULL; 615 device->collection_size = 0; 616 device->maxcollection = 0; 617 device->maxapplication = 0; 618 619 device->status &= ~HID_STAT_PARSED; 620 } 621 622 /* 623 * Free a device structure, all reports, and all fields. 624 */ 625 626 static void hid_device_release(struct device *dev) 627 { 628 struct hid_device *hid = container_of(dev, struct hid_device, dev); 629 630 hid_close_report(hid); 631 kfree(hid->dev_rdesc); 632 kfree(hid); 633 } 634 635 /* 636 * Fetch a report description item from the data stream. We support long 637 * items, though they are not used yet. 638 */ 639 640 static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item) 641 { 642 u8 b; 643 644 if ((end - start) <= 0) 645 return NULL; 646 647 b = *start++; 648 649 item->type = (b >> 2) & 3; 650 item->tag = (b >> 4) & 15; 651 652 if (item->tag == HID_ITEM_TAG_LONG) { 653 654 item->format = HID_ITEM_FORMAT_LONG; 655 656 if ((end - start) < 2) 657 return NULL; 658 659 item->size = *start++; 660 item->tag = *start++; 661 662 if ((end - start) < item->size) 663 return NULL; 664 665 item->data.longdata = start; 666 start += item->size; 667 return start; 668 } 669 670 item->format = HID_ITEM_FORMAT_SHORT; 671 item->size = b & 3; 672 673 switch (item->size) { 674 case 0: 675 return start; 676 677 case 1: 678 if ((end - start) < 1) 679 return NULL; 680 item->data.u8 = *start++; 681 return start; 682 683 case 2: 684 if ((end - start) < 2) 685 return NULL; 686 item->data.u16 = get_unaligned_le16(start); 687 start = (__u8 *)((__le16 *)start + 1); 688 return start; 689 690 case 3: 691 item->size++; 692 if ((end - start) < 4) 693 return NULL; 694 item->data.u32 = get_unaligned_le32(start); 695 start = (__u8 *)((__le32 *)start + 1); 696 return start; 697 } 698 699 return NULL; 700 } 701 702 static void hid_scan_input_usage(struct hid_parser *parser, u32 usage) 703 { 704 struct hid_device *hid = parser->device; 705 706 if (usage == HID_DG_CONTACTID) 707 hid->group = HID_GROUP_MULTITOUCH; 708 } 709 710 static void hid_scan_feature_usage(struct hid_parser *parser, u32 usage) 711 { 712 if (usage == 0xff0000c5 && parser->global.report_count == 256 && 713 parser->global.report_size == 8) 714 parser->scan_flags |= HID_SCAN_FLAG_MT_WIN_8; 715 } 716 717 static void hid_scan_collection(struct hid_parser *parser, unsigned type) 718 { 719 struct hid_device *hid = parser->device; 720 int i; 721 722 if (((parser->global.usage_page << 16) == HID_UP_SENSOR) && 723 type == HID_COLLECTION_PHYSICAL) 724 hid->group = HID_GROUP_SENSOR_HUB; 725 726 if (hid->vendor == USB_VENDOR_ID_MICROSOFT && 727 (hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3 || 728 hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2 || 729 hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP || 730 hid->product == USB_DEVICE_ID_MS_TYPE_COVER_3 || 731 hid->product == USB_DEVICE_ID_MS_POWER_COVER) && 732 hid->group == HID_GROUP_MULTITOUCH) 733 hid->group = HID_GROUP_GENERIC; 734 735 if ((parser->global.usage_page << 16) == HID_UP_GENDESK) 736 for (i = 0; i < parser->local.usage_index; i++) 737 if (parser->local.usage[i] == HID_GD_POINTER) 738 parser->scan_flags |= HID_SCAN_FLAG_GD_POINTER; 739 740 if ((parser->global.usage_page << 16) >= HID_UP_MSVENDOR) 741 parser->scan_flags |= HID_SCAN_FLAG_VENDOR_SPECIFIC; 742 } 743 744 static int hid_scan_main(struct hid_parser *parser, struct hid_item *item) 745 { 746 __u32 data; 747 int i; 748 749 data = item_udata(item); 750 751 switch (item->tag) { 752 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION: 753 hid_scan_collection(parser, data & 0xff); 754 break; 755 case HID_MAIN_ITEM_TAG_END_COLLECTION: 756 break; 757 case HID_MAIN_ITEM_TAG_INPUT: 758 /* ignore constant inputs, they will be ignored by hid-input */ 759 if (data & HID_MAIN_ITEM_CONSTANT) 760 break; 761 for (i = 0; i < parser->local.usage_index; i++) 762 hid_scan_input_usage(parser, parser->local.usage[i]); 763 break; 764 case HID_MAIN_ITEM_TAG_OUTPUT: 765 break; 766 case HID_MAIN_ITEM_TAG_FEATURE: 767 for (i = 0; i < parser->local.usage_index; i++) 768 hid_scan_feature_usage(parser, parser->local.usage[i]); 769 break; 770 } 771 772 /* Reset the local parser environment */ 773 memset(&parser->local, 0, sizeof(parser->local)); 774 775 return 0; 776 } 777 778 /* 779 * Scan a report descriptor before the device is added to the bus. 780 * Sets device groups and other properties that determine what driver 781 * to load. 782 */ 783 static int hid_scan_report(struct hid_device *hid) 784 { 785 struct hid_parser *parser; 786 struct hid_item item; 787 __u8 *start = hid->dev_rdesc; 788 __u8 *end = start + hid->dev_rsize; 789 static int (*dispatch_type[])(struct hid_parser *parser, 790 struct hid_item *item) = { 791 hid_scan_main, 792 hid_parser_global, 793 hid_parser_local, 794 hid_parser_reserved 795 }; 796 797 parser = vzalloc(sizeof(struct hid_parser)); 798 if (!parser) 799 return -ENOMEM; 800 801 parser->device = hid; 802 hid->group = HID_GROUP_GENERIC; 803 804 /* 805 * The parsing is simpler than the one in hid_open_report() as we should 806 * be robust against hid errors. Those errors will be raised by 807 * hid_open_report() anyway. 808 */ 809 while ((start = fetch_item(start, end, &item)) != NULL) 810 dispatch_type[item.type](parser, &item); 811 812 /* 813 * Handle special flags set during scanning. 814 */ 815 if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) && 816 (hid->group == HID_GROUP_MULTITOUCH)) 817 hid->group = HID_GROUP_MULTITOUCH_WIN_8; 818 819 /* 820 * Vendor specific handlings 821 */ 822 switch (hid->vendor) { 823 case USB_VENDOR_ID_WACOM: 824 hid->group = HID_GROUP_WACOM; 825 break; 826 case USB_VENDOR_ID_SYNAPTICS: 827 if (hid->group == HID_GROUP_GENERIC) 828 if ((parser->scan_flags & HID_SCAN_FLAG_VENDOR_SPECIFIC) 829 && (parser->scan_flags & HID_SCAN_FLAG_GD_POINTER)) 830 /* 831 * hid-rmi should take care of them, 832 * not hid-generic 833 */ 834 hid->group = HID_GROUP_RMI; 835 break; 836 } 837 838 vfree(parser); 839 return 0; 840 } 841 842 /** 843 * hid_parse_report - parse device report 844 * 845 * @device: hid device 846 * @start: report start 847 * @size: report size 848 * 849 * Allocate the device report as read by the bus driver. This function should 850 * only be called from parse() in ll drivers. 851 */ 852 int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size) 853 { 854 hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL); 855 if (!hid->dev_rdesc) 856 return -ENOMEM; 857 hid->dev_rsize = size; 858 return 0; 859 } 860 EXPORT_SYMBOL_GPL(hid_parse_report); 861 862 static const char * const hid_report_names[] = { 863 "HID_INPUT_REPORT", 864 "HID_OUTPUT_REPORT", 865 "HID_FEATURE_REPORT", 866 }; 867 /** 868 * hid_validate_values - validate existing device report's value indexes 869 * 870 * @device: hid device 871 * @type: which report type to examine 872 * @id: which report ID to examine (0 for first) 873 * @field_index: which report field to examine 874 * @report_counts: expected number of values 875 * 876 * Validate the number of values in a given field of a given report, after 877 * parsing. 878 */ 879 struct hid_report *hid_validate_values(struct hid_device *hid, 880 unsigned int type, unsigned int id, 881 unsigned int field_index, 882 unsigned int report_counts) 883 { 884 struct hid_report *report; 885 886 if (type > HID_FEATURE_REPORT) { 887 hid_err(hid, "invalid HID report type %u\n", type); 888 return NULL; 889 } 890 891 if (id >= HID_MAX_IDS) { 892 hid_err(hid, "invalid HID report id %u\n", id); 893 return NULL; 894 } 895 896 /* 897 * Explicitly not using hid_get_report() here since it depends on 898 * ->numbered being checked, which may not always be the case when 899 * drivers go to access report values. 900 */ 901 if (id == 0) { 902 /* 903 * Validating on id 0 means we should examine the first 904 * report in the list. 905 */ 906 report = list_entry( 907 hid->report_enum[type].report_list.next, 908 struct hid_report, list); 909 } else { 910 report = hid->report_enum[type].report_id_hash[id]; 911 } 912 if (!report) { 913 hid_err(hid, "missing %s %u\n", hid_report_names[type], id); 914 return NULL; 915 } 916 if (report->maxfield <= field_index) { 917 hid_err(hid, "not enough fields in %s %u\n", 918 hid_report_names[type], id); 919 return NULL; 920 } 921 if (report->field[field_index]->report_count < report_counts) { 922 hid_err(hid, "not enough values in %s %u field %u\n", 923 hid_report_names[type], id, field_index); 924 return NULL; 925 } 926 return report; 927 } 928 EXPORT_SYMBOL_GPL(hid_validate_values); 929 930 /** 931 * hid_open_report - open a driver-specific device report 932 * 933 * @device: hid device 934 * 935 * Parse a report description into a hid_device structure. Reports are 936 * enumerated, fields are attached to these reports. 937 * 0 returned on success, otherwise nonzero error value. 938 * 939 * This function (or the equivalent hid_parse() macro) should only be 940 * called from probe() in drivers, before starting the device. 941 */ 942 int hid_open_report(struct hid_device *device) 943 { 944 struct hid_parser *parser; 945 struct hid_item item; 946 unsigned int size; 947 __u8 *start; 948 __u8 *buf; 949 __u8 *end; 950 int ret; 951 static int (*dispatch_type[])(struct hid_parser *parser, 952 struct hid_item *item) = { 953 hid_parser_main, 954 hid_parser_global, 955 hid_parser_local, 956 hid_parser_reserved 957 }; 958 959 if (WARN_ON(device->status & HID_STAT_PARSED)) 960 return -EBUSY; 961 962 start = device->dev_rdesc; 963 if (WARN_ON(!start)) 964 return -ENODEV; 965 size = device->dev_rsize; 966 967 buf = kmemdup(start, size, GFP_KERNEL); 968 if (buf == NULL) 969 return -ENOMEM; 970 971 if (device->driver->report_fixup) 972 start = device->driver->report_fixup(device, buf, &size); 973 else 974 start = buf; 975 976 start = kmemdup(start, size, GFP_KERNEL); 977 kfree(buf); 978 if (start == NULL) 979 return -ENOMEM; 980 981 device->rdesc = start; 982 device->rsize = size; 983 984 parser = vzalloc(sizeof(struct hid_parser)); 985 if (!parser) { 986 ret = -ENOMEM; 987 goto err; 988 } 989 990 parser->device = device; 991 992 end = start + size; 993 994 device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS, 995 sizeof(struct hid_collection), GFP_KERNEL); 996 if (!device->collection) { 997 ret = -ENOMEM; 998 goto err; 999 } 1000 device->collection_size = HID_DEFAULT_NUM_COLLECTIONS; 1001 1002 ret = -EINVAL; 1003 while ((start = fetch_item(start, end, &item)) != NULL) { 1004 1005 if (item.format != HID_ITEM_FORMAT_SHORT) { 1006 hid_err(device, "unexpected long global item\n"); 1007 goto err; 1008 } 1009 1010 if (dispatch_type[item.type](parser, &item)) { 1011 hid_err(device, "item %u %u %u %u parsing failed\n", 1012 item.format, (unsigned)item.size, 1013 (unsigned)item.type, (unsigned)item.tag); 1014 goto err; 1015 } 1016 1017 if (start == end) { 1018 if (parser->collection_stack_ptr) { 1019 hid_err(device, "unbalanced collection at end of report description\n"); 1020 goto err; 1021 } 1022 if (parser->local.delimiter_depth) { 1023 hid_err(device, "unbalanced delimiter at end of report description\n"); 1024 goto err; 1025 } 1026 vfree(parser); 1027 device->status |= HID_STAT_PARSED; 1028 return 0; 1029 } 1030 } 1031 1032 hid_err(device, "item fetching failed at offset %d\n", (int)(end - start)); 1033 err: 1034 vfree(parser); 1035 hid_close_report(device); 1036 return ret; 1037 } 1038 EXPORT_SYMBOL_GPL(hid_open_report); 1039 1040 /* 1041 * Convert a signed n-bit integer to signed 32-bit integer. Common 1042 * cases are done through the compiler, the screwed things has to be 1043 * done by hand. 1044 */ 1045 1046 static s32 snto32(__u32 value, unsigned n) 1047 { 1048 switch (n) { 1049 case 8: return ((__s8)value); 1050 case 16: return ((__s16)value); 1051 case 32: return ((__s32)value); 1052 } 1053 return value & (1 << (n - 1)) ? value | (-1 << n) : value; 1054 } 1055 1056 s32 hid_snto32(__u32 value, unsigned n) 1057 { 1058 return snto32(value, n); 1059 } 1060 EXPORT_SYMBOL_GPL(hid_snto32); 1061 1062 /* 1063 * Convert a signed 32-bit integer to a signed n-bit integer. 1064 */ 1065 1066 static u32 s32ton(__s32 value, unsigned n) 1067 { 1068 s32 a = value >> (n - 1); 1069 if (a && a != -1) 1070 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1; 1071 return value & ((1 << n) - 1); 1072 } 1073 1074 /* 1075 * Extract/implement a data field from/to a little endian report (bit array). 1076 * 1077 * Code sort-of follows HID spec: 1078 * http://www.usb.org/developers/devclass_docs/HID1_11.pdf 1079 * 1080 * While the USB HID spec allows unlimited length bit fields in "report 1081 * descriptors", most devices never use more than 16 bits. 1082 * One model of UPS is claimed to report "LINEV" as a 32-bit field. 1083 * Search linux-kernel and linux-usb-devel archives for "hid-core extract". 1084 */ 1085 1086 __u32 hid_field_extract(const struct hid_device *hid, __u8 *report, 1087 unsigned offset, unsigned n) 1088 { 1089 u64 x; 1090 1091 if (n > 32) 1092 hid_warn(hid, "hid_field_extract() called with n (%d) > 32! (%s)\n", 1093 n, current->comm); 1094 1095 report += offset >> 3; /* adjust byte index */ 1096 offset &= 7; /* now only need bit offset into one byte */ 1097 x = get_unaligned_le64(report); 1098 x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */ 1099 return (u32) x; 1100 } 1101 EXPORT_SYMBOL_GPL(hid_field_extract); 1102 1103 /* 1104 * "implement" : set bits in a little endian bit stream. 1105 * Same concepts as "extract" (see comments above). 1106 * The data mangled in the bit stream remains in little endian 1107 * order the whole time. It make more sense to talk about 1108 * endianness of register values by considering a register 1109 * a "cached" copy of the little endiad bit stream. 1110 */ 1111 static void implement(const struct hid_device *hid, __u8 *report, 1112 unsigned offset, unsigned n, __u32 value) 1113 { 1114 u64 x; 1115 u64 m = (1ULL << n) - 1; 1116 1117 if (n > 32) 1118 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n", 1119 __func__, n, current->comm); 1120 1121 if (value > m) 1122 hid_warn(hid, "%s() called with too large value %d! (%s)\n", 1123 __func__, value, current->comm); 1124 WARN_ON(value > m); 1125 value &= m; 1126 1127 report += offset >> 3; 1128 offset &= 7; 1129 1130 x = get_unaligned_le64(report); 1131 x &= ~(m << offset); 1132 x |= ((u64)value) << offset; 1133 put_unaligned_le64(x, report); 1134 } 1135 1136 /* 1137 * Search an array for a value. 1138 */ 1139 1140 static int search(__s32 *array, __s32 value, unsigned n) 1141 { 1142 while (n--) { 1143 if (*array++ == value) 1144 return 0; 1145 } 1146 return -1; 1147 } 1148 1149 /** 1150 * hid_match_report - check if driver's raw_event should be called 1151 * 1152 * @hid: hid device 1153 * @report_type: type to match against 1154 * 1155 * compare hid->driver->report_table->report_type to report->type 1156 */ 1157 static int hid_match_report(struct hid_device *hid, struct hid_report *report) 1158 { 1159 const struct hid_report_id *id = hid->driver->report_table; 1160 1161 if (!id) /* NULL means all */ 1162 return 1; 1163 1164 for (; id->report_type != HID_TERMINATOR; id++) 1165 if (id->report_type == HID_ANY_ID || 1166 id->report_type == report->type) 1167 return 1; 1168 return 0; 1169 } 1170 1171 /** 1172 * hid_match_usage - check if driver's event should be called 1173 * 1174 * @hid: hid device 1175 * @usage: usage to match against 1176 * 1177 * compare hid->driver->usage_table->usage_{type,code} to 1178 * usage->usage_{type,code} 1179 */ 1180 static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage) 1181 { 1182 const struct hid_usage_id *id = hid->driver->usage_table; 1183 1184 if (!id) /* NULL means all */ 1185 return 1; 1186 1187 for (; id->usage_type != HID_ANY_ID - 1; id++) 1188 if ((id->usage_hid == HID_ANY_ID || 1189 id->usage_hid == usage->hid) && 1190 (id->usage_type == HID_ANY_ID || 1191 id->usage_type == usage->type) && 1192 (id->usage_code == HID_ANY_ID || 1193 id->usage_code == usage->code)) 1194 return 1; 1195 return 0; 1196 } 1197 1198 static void hid_process_event(struct hid_device *hid, struct hid_field *field, 1199 struct hid_usage *usage, __s32 value, int interrupt) 1200 { 1201 struct hid_driver *hdrv = hid->driver; 1202 int ret; 1203 1204 if (!list_empty(&hid->debug_list)) 1205 hid_dump_input(hid, usage, value); 1206 1207 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) { 1208 ret = hdrv->event(hid, field, usage, value); 1209 if (ret != 0) { 1210 if (ret < 0) 1211 hid_err(hid, "%s's event failed with %d\n", 1212 hdrv->name, ret); 1213 return; 1214 } 1215 } 1216 1217 if (hid->claimed & HID_CLAIMED_INPUT) 1218 hidinput_hid_event(hid, field, usage, value); 1219 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event) 1220 hid->hiddev_hid_event(hid, field, usage, value); 1221 } 1222 1223 /* 1224 * Analyse a received field, and fetch the data from it. The field 1225 * content is stored for next report processing (we do differential 1226 * reporting to the layer). 1227 */ 1228 1229 static void hid_input_field(struct hid_device *hid, struct hid_field *field, 1230 __u8 *data, int interrupt) 1231 { 1232 unsigned n; 1233 unsigned count = field->report_count; 1234 unsigned offset = field->report_offset; 1235 unsigned size = field->report_size; 1236 __s32 min = field->logical_minimum; 1237 __s32 max = field->logical_maximum; 1238 __s32 *value; 1239 1240 value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC); 1241 if (!value) 1242 return; 1243 1244 for (n = 0; n < count; n++) { 1245 1246 value[n] = min < 0 ? 1247 snto32(hid_field_extract(hid, data, offset + n * size, 1248 size), size) : 1249 hid_field_extract(hid, data, offset + n * size, size); 1250 1251 /* Ignore report if ErrorRollOver */ 1252 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) && 1253 value[n] >= min && value[n] <= max && 1254 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1) 1255 goto exit; 1256 } 1257 1258 for (n = 0; n < count; n++) { 1259 1260 if (HID_MAIN_ITEM_VARIABLE & field->flags) { 1261 hid_process_event(hid, field, &field->usage[n], value[n], interrupt); 1262 continue; 1263 } 1264 1265 if (field->value[n] >= min && field->value[n] <= max 1266 && field->usage[field->value[n] - min].hid 1267 && search(value, field->value[n], count)) 1268 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt); 1269 1270 if (value[n] >= min && value[n] <= max 1271 && field->usage[value[n] - min].hid 1272 && search(field->value, value[n], count)) 1273 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt); 1274 } 1275 1276 memcpy(field->value, value, count * sizeof(__s32)); 1277 exit: 1278 kfree(value); 1279 } 1280 1281 /* 1282 * Output the field into the report. 1283 */ 1284 1285 static void hid_output_field(const struct hid_device *hid, 1286 struct hid_field *field, __u8 *data) 1287 { 1288 unsigned count = field->report_count; 1289 unsigned offset = field->report_offset; 1290 unsigned size = field->report_size; 1291 unsigned n; 1292 1293 for (n = 0; n < count; n++) { 1294 if (field->logical_minimum < 0) /* signed values */ 1295 implement(hid, data, offset + n * size, size, 1296 s32ton(field->value[n], size)); 1297 else /* unsigned values */ 1298 implement(hid, data, offset + n * size, size, 1299 field->value[n]); 1300 } 1301 } 1302 1303 /* 1304 * Create a report. 'data' has to be allocated using 1305 * hid_alloc_report_buf() so that it has proper size. 1306 */ 1307 1308 void hid_output_report(struct hid_report *report, __u8 *data) 1309 { 1310 unsigned n; 1311 1312 if (report->id > 0) 1313 *data++ = report->id; 1314 1315 memset(data, 0, ((report->size - 1) >> 3) + 1); 1316 for (n = 0; n < report->maxfield; n++) 1317 hid_output_field(report->device, report->field[n], data); 1318 } 1319 EXPORT_SYMBOL_GPL(hid_output_report); 1320 1321 /* 1322 * Allocator for buffer that is going to be passed to hid_output_report() 1323 */ 1324 u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags) 1325 { 1326 /* 1327 * 7 extra bytes are necessary to achieve proper functionality 1328 * of implement() working on 8 byte chunks 1329 */ 1330 1331 int len = hid_report_len(report) + 7; 1332 1333 return kmalloc(len, flags); 1334 } 1335 EXPORT_SYMBOL_GPL(hid_alloc_report_buf); 1336 1337 /* 1338 * Set a field value. The report this field belongs to has to be 1339 * created and transferred to the device, to set this value in the 1340 * device. 1341 */ 1342 1343 int hid_set_field(struct hid_field *field, unsigned offset, __s32 value) 1344 { 1345 unsigned size; 1346 1347 if (!field) 1348 return -1; 1349 1350 size = field->report_size; 1351 1352 hid_dump_input(field->report->device, field->usage + offset, value); 1353 1354 if (offset >= field->report_count) { 1355 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n", 1356 offset, field->report_count); 1357 return -1; 1358 } 1359 if (field->logical_minimum < 0) { 1360 if (value != snto32(s32ton(value, size), size)) { 1361 hid_err(field->report->device, "value %d is out of range\n", value); 1362 return -1; 1363 } 1364 } 1365 field->value[offset] = value; 1366 return 0; 1367 } 1368 EXPORT_SYMBOL_GPL(hid_set_field); 1369 1370 static struct hid_report *hid_get_report(struct hid_report_enum *report_enum, 1371 const u8 *data) 1372 { 1373 struct hid_report *report; 1374 unsigned int n = 0; /* Normally report number is 0 */ 1375 1376 /* Device uses numbered reports, data[0] is report number */ 1377 if (report_enum->numbered) 1378 n = *data; 1379 1380 report = report_enum->report_id_hash[n]; 1381 if (report == NULL) 1382 dbg_hid("undefined report_id %u received\n", n); 1383 1384 return report; 1385 } 1386 1387 /* 1388 * Implement a generic .request() callback, using .raw_request() 1389 * DO NOT USE in hid drivers directly, but through hid_hw_request instead. 1390 */ 1391 void __hid_request(struct hid_device *hid, struct hid_report *report, 1392 int reqtype) 1393 { 1394 char *buf; 1395 int ret; 1396 int len; 1397 1398 buf = hid_alloc_report_buf(report, GFP_KERNEL); 1399 if (!buf) 1400 return; 1401 1402 len = hid_report_len(report); 1403 1404 if (reqtype == HID_REQ_SET_REPORT) 1405 hid_output_report(report, buf); 1406 1407 ret = hid->ll_driver->raw_request(hid, report->id, buf, len, 1408 report->type, reqtype); 1409 if (ret < 0) { 1410 dbg_hid("unable to complete request: %d\n", ret); 1411 goto out; 1412 } 1413 1414 if (reqtype == HID_REQ_GET_REPORT) 1415 hid_input_report(hid, report->type, buf, ret, 0); 1416 1417 out: 1418 kfree(buf); 1419 } 1420 EXPORT_SYMBOL_GPL(__hid_request); 1421 1422 int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size, 1423 int interrupt) 1424 { 1425 struct hid_report_enum *report_enum = hid->report_enum + type; 1426 struct hid_report *report; 1427 struct hid_driver *hdrv; 1428 unsigned int a; 1429 int rsize, csize = size; 1430 u8 *cdata = data; 1431 int ret = 0; 1432 1433 report = hid_get_report(report_enum, data); 1434 if (!report) 1435 goto out; 1436 1437 if (report_enum->numbered) { 1438 cdata++; 1439 csize--; 1440 } 1441 1442 rsize = ((report->size - 1) >> 3) + 1; 1443 1444 if (rsize > HID_MAX_BUFFER_SIZE) 1445 rsize = HID_MAX_BUFFER_SIZE; 1446 1447 if (csize < rsize) { 1448 dbg_hid("report %d is too short, (%d < %d)\n", report->id, 1449 csize, rsize); 1450 memset(cdata + csize, 0, rsize - csize); 1451 } 1452 1453 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event) 1454 hid->hiddev_report_event(hid, report); 1455 if (hid->claimed & HID_CLAIMED_HIDRAW) { 1456 ret = hidraw_report_event(hid, data, size); 1457 if (ret) 1458 goto out; 1459 } 1460 1461 if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) { 1462 for (a = 0; a < report->maxfield; a++) 1463 hid_input_field(hid, report->field[a], cdata, interrupt); 1464 hdrv = hid->driver; 1465 if (hdrv && hdrv->report) 1466 hdrv->report(hid, report); 1467 } 1468 1469 if (hid->claimed & HID_CLAIMED_INPUT) 1470 hidinput_report_event(hid, report); 1471 out: 1472 return ret; 1473 } 1474 EXPORT_SYMBOL_GPL(hid_report_raw_event); 1475 1476 /** 1477 * hid_input_report - report data from lower layer (usb, bt...) 1478 * 1479 * @hid: hid device 1480 * @type: HID report type (HID_*_REPORT) 1481 * @data: report contents 1482 * @size: size of data parameter 1483 * @interrupt: distinguish between interrupt and control transfers 1484 * 1485 * This is data entry for lower layers. 1486 */ 1487 int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt) 1488 { 1489 struct hid_report_enum *report_enum; 1490 struct hid_driver *hdrv; 1491 struct hid_report *report; 1492 int ret = 0; 1493 1494 if (!hid) 1495 return -ENODEV; 1496 1497 if (down_trylock(&hid->driver_input_lock)) 1498 return -EBUSY; 1499 1500 if (!hid->driver) { 1501 ret = -ENODEV; 1502 goto unlock; 1503 } 1504 report_enum = hid->report_enum + type; 1505 hdrv = hid->driver; 1506 1507 if (!size) { 1508 dbg_hid("empty report\n"); 1509 ret = -1; 1510 goto unlock; 1511 } 1512 1513 /* Avoid unnecessary overhead if debugfs is disabled */ 1514 if (!list_empty(&hid->debug_list)) 1515 hid_dump_report(hid, type, data, size); 1516 1517 report = hid_get_report(report_enum, data); 1518 1519 if (!report) { 1520 ret = -1; 1521 goto unlock; 1522 } 1523 1524 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) { 1525 ret = hdrv->raw_event(hid, report, data, size); 1526 if (ret < 0) 1527 goto unlock; 1528 } 1529 1530 ret = hid_report_raw_event(hid, type, data, size, interrupt); 1531 1532 unlock: 1533 up(&hid->driver_input_lock); 1534 return ret; 1535 } 1536 EXPORT_SYMBOL_GPL(hid_input_report); 1537 1538 static bool hid_match_one_id(struct hid_device *hdev, 1539 const struct hid_device_id *id) 1540 { 1541 return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) && 1542 (id->group == HID_GROUP_ANY || id->group == hdev->group) && 1543 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) && 1544 (id->product == HID_ANY_ID || id->product == hdev->product); 1545 } 1546 1547 const struct hid_device_id *hid_match_id(struct hid_device *hdev, 1548 const struct hid_device_id *id) 1549 { 1550 for (; id->bus; id++) 1551 if (hid_match_one_id(hdev, id)) 1552 return id; 1553 1554 return NULL; 1555 } 1556 1557 static const struct hid_device_id hid_hiddev_list[] = { 1558 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) }, 1559 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) }, 1560 { } 1561 }; 1562 1563 static bool hid_hiddev(struct hid_device *hdev) 1564 { 1565 return !!hid_match_id(hdev, hid_hiddev_list); 1566 } 1567 1568 1569 static ssize_t 1570 read_report_descriptor(struct file *filp, struct kobject *kobj, 1571 struct bin_attribute *attr, 1572 char *buf, loff_t off, size_t count) 1573 { 1574 struct device *dev = container_of(kobj, struct device, kobj); 1575 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 1576 1577 if (off >= hdev->rsize) 1578 return 0; 1579 1580 if (off + count > hdev->rsize) 1581 count = hdev->rsize - off; 1582 1583 memcpy(buf, hdev->rdesc + off, count); 1584 1585 return count; 1586 } 1587 1588 static ssize_t 1589 show_country(struct device *dev, struct device_attribute *attr, 1590 char *buf) 1591 { 1592 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 1593 1594 return sprintf(buf, "%02x\n", hdev->country & 0xff); 1595 } 1596 1597 static struct bin_attribute dev_bin_attr_report_desc = { 1598 .attr = { .name = "report_descriptor", .mode = 0444 }, 1599 .read = read_report_descriptor, 1600 .size = HID_MAX_DESCRIPTOR_SIZE, 1601 }; 1602 1603 static struct device_attribute dev_attr_country = { 1604 .attr = { .name = "country", .mode = 0444 }, 1605 .show = show_country, 1606 }; 1607 1608 int hid_connect(struct hid_device *hdev, unsigned int connect_mask) 1609 { 1610 static const char *types[] = { "Device", "Pointer", "Mouse", "Device", 1611 "Joystick", "Gamepad", "Keyboard", "Keypad", 1612 "Multi-Axis Controller" 1613 }; 1614 const char *type, *bus; 1615 char buf[64] = ""; 1616 unsigned int i; 1617 int len; 1618 int ret; 1619 1620 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE) 1621 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV); 1622 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE) 1623 connect_mask |= HID_CONNECT_HIDINPUT_FORCE; 1624 if (hdev->bus != BUS_USB) 1625 connect_mask &= ~HID_CONNECT_HIDDEV; 1626 if (hid_hiddev(hdev)) 1627 connect_mask |= HID_CONNECT_HIDDEV_FORCE; 1628 1629 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev, 1630 connect_mask & HID_CONNECT_HIDINPUT_FORCE)) 1631 hdev->claimed |= HID_CLAIMED_INPUT; 1632 1633 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect && 1634 !hdev->hiddev_connect(hdev, 1635 connect_mask & HID_CONNECT_HIDDEV_FORCE)) 1636 hdev->claimed |= HID_CLAIMED_HIDDEV; 1637 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev)) 1638 hdev->claimed |= HID_CLAIMED_HIDRAW; 1639 1640 if (connect_mask & HID_CONNECT_DRIVER) 1641 hdev->claimed |= HID_CLAIMED_DRIVER; 1642 1643 /* Drivers with the ->raw_event callback set are not required to connect 1644 * to any other listener. */ 1645 if (!hdev->claimed && !hdev->driver->raw_event) { 1646 hid_err(hdev, "device has no listeners, quitting\n"); 1647 return -ENODEV; 1648 } 1649 1650 if ((hdev->claimed & HID_CLAIMED_INPUT) && 1651 (connect_mask & HID_CONNECT_FF) && hdev->ff_init) 1652 hdev->ff_init(hdev); 1653 1654 len = 0; 1655 if (hdev->claimed & HID_CLAIMED_INPUT) 1656 len += sprintf(buf + len, "input"); 1657 if (hdev->claimed & HID_CLAIMED_HIDDEV) 1658 len += sprintf(buf + len, "%shiddev%d", len ? "," : "", 1659 hdev->minor); 1660 if (hdev->claimed & HID_CLAIMED_HIDRAW) 1661 len += sprintf(buf + len, "%shidraw%d", len ? "," : "", 1662 ((struct hidraw *)hdev->hidraw)->minor); 1663 1664 type = "Device"; 1665 for (i = 0; i < hdev->maxcollection; i++) { 1666 struct hid_collection *col = &hdev->collection[i]; 1667 if (col->type == HID_COLLECTION_APPLICATION && 1668 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK && 1669 (col->usage & 0xffff) < ARRAY_SIZE(types)) { 1670 type = types[col->usage & 0xffff]; 1671 break; 1672 } 1673 } 1674 1675 switch (hdev->bus) { 1676 case BUS_USB: 1677 bus = "USB"; 1678 break; 1679 case BUS_BLUETOOTH: 1680 bus = "BLUETOOTH"; 1681 break; 1682 case BUS_I2C: 1683 bus = "I2C"; 1684 break; 1685 default: 1686 bus = "<UNKNOWN>"; 1687 } 1688 1689 ret = device_create_file(&hdev->dev, &dev_attr_country); 1690 if (ret) 1691 hid_warn(hdev, 1692 "can't create sysfs country code attribute err: %d\n", ret); 1693 1694 ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc); 1695 if (ret) 1696 hid_warn(hdev, 1697 "can't create sysfs report descriptor attribute err: %d\n", ret); 1698 1699 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n", 1700 buf, bus, hdev->version >> 8, hdev->version & 0xff, 1701 type, hdev->name, hdev->phys); 1702 1703 return 0; 1704 } 1705 EXPORT_SYMBOL_GPL(hid_connect); 1706 1707 void hid_disconnect(struct hid_device *hdev) 1708 { 1709 device_remove_file(&hdev->dev, &dev_attr_country); 1710 device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc); 1711 if (hdev->claimed & HID_CLAIMED_INPUT) 1712 hidinput_disconnect(hdev); 1713 if (hdev->claimed & HID_CLAIMED_HIDDEV) 1714 hdev->hiddev_disconnect(hdev); 1715 if (hdev->claimed & HID_CLAIMED_HIDRAW) 1716 hidraw_disconnect(hdev); 1717 hdev->claimed = 0; 1718 } 1719 EXPORT_SYMBOL_GPL(hid_disconnect); 1720 1721 /* 1722 * A list of devices for which there is a specialized driver on HID bus. 1723 * 1724 * Please note that for multitouch devices (driven by hid-multitouch driver), 1725 * there is a proper autodetection and autoloading in place (based on presence 1726 * of HID_DG_CONTACTID), so those devices don't need to be added to this list, 1727 * as we are doing the right thing in hid_scan_usage(). 1728 * 1729 * Autodetection for (USB) HID sensor hubs exists too. If a collection of type 1730 * physical is found inside a usage page of type sensor, hid-sensor-hub will be 1731 * used as a driver. See hid_scan_report(). 1732 */ 1733 static const struct hid_device_id hid_have_special_driver[] = { 1734 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) }, 1735 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) }, 1736 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) }, 1737 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) }, 1738 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0xf705) }, 1739 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) }, 1740 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) }, 1741 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) }, 1742 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) }, 1743 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) }, 1744 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) }, 1745 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) }, 1746 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) }, 1747 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) }, 1748 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) }, 1749 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) }, 1750 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) }, 1751 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) }, 1752 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) }, 1753 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) }, 1754 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) }, 1755 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) }, 1756 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) }, 1757 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) }, 1758 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) }, 1759 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) }, 1760 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) }, 1761 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) }, 1762 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) }, 1763 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL2) }, 1764 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL3) }, 1765 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) }, 1766 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL5) }, 1767 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) }, 1768 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) }, 1769 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) }, 1770 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) }, 1771 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) }, 1772 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) }, 1773 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) }, 1774 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) }, 1775 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) }, 1776 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) }, 1777 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) }, 1778 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) }, 1779 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) }, 1780 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) }, 1781 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) }, 1782 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) }, 1783 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) }, 1784 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) }, 1785 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) }, 1786 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) }, 1787 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) }, 1788 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) }, 1789 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) }, 1790 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) }, 1791 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) }, 1792 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) }, 1793 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) }, 1794 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) }, 1795 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) }, 1796 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) }, 1797 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) }, 1798 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) }, 1799 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) }, 1800 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) }, 1801 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) }, 1802 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) }, 1803 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) }, 1804 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) }, 1805 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) }, 1806 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) }, 1807 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) }, 1808 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) }, 1809 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) }, 1810 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) }, 1811 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) }, 1812 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) }, 1813 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) }, 1814 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) }, 1815 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) }, 1816 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) }, 1817 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS) }, 1818 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) }, 1819 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) }, 1820 { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) }, 1821 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) }, 1822 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185BFM, 0x2208) }, 1823 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185PC, 0x5506) }, 1824 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2PC, 0x1850) }, 1825 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2BFM, 0x5500) }, 1826 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) }, 1827 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) }, 1828 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) }, 1829 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) }, 1830 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) }, 1831 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) }, 1832 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) }, 1833 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_AK1D) }, 1834 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_ACER_SWITCH12) }, 1835 { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_K90) }, 1836 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) }, 1837 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_CP2112) }, 1838 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) }, 1839 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) }, 1840 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) }, 1841 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) }, 1842 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) }, 1843 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) }, 1844 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) }, 1845 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) }, 1846 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) }, 1847 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) }, 1848 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) }, 1849 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) }, 1850 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) }, 1851 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) }, 1852 { HID_USB_DEVICE(USB_VENDOR_ID_GEMBIRD, USB_DEVICE_ID_GEMBIRD_JPD_DUALFORCE2) }, 1853 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) }, 1854 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) }, 1855 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) }, 1856 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) }, 1857 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) }, 1858 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) }, 1859 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) }, 1860 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) }, 1861 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) }, 1862 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070) }, 1863 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) }, 1864 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) }, 1865 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) }, 1866 { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) }, 1867 { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) }, 1868 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) }, 1869 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) }, 1870 { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) }, 1871 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) }, 1872 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_MANTICORE) }, 1873 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GX_IMPERATOR) }, 1874 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) }, 1875 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) }, 1876 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) }, 1877 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2) }, 1878 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) }, 1879 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_PENSKETCH_M912) }, 1880 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) }, 1881 { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) }, 1882 #if IS_ENABLED(CONFIG_HID_LENOVO) 1883 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) }, 1884 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) }, 1885 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) }, 1886 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) }, 1887 #endif 1888 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) }, 1889 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) }, 1890 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) }, 1891 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) }, 1892 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) }, 1893 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_T651) }, 1894 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) }, 1895 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) }, 1896 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) }, 1897 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) }, 1898 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) }, 1899 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) }, 1900 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) }, 1901 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) }, 1902 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) }, 1903 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) }, 1904 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G29_WHEEL) }, 1905 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) }, 1906 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) }, 1907 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) }, 1908 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) }, 1909 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) }, 1910 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) }, 1911 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL) }, 1912 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) }, 1913 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) }, 1914 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) }, 1915 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) }, 1916 #if IS_ENABLED(CONFIG_HID_LOGITECH_DJ) 1917 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) }, 1918 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) }, 1919 #endif 1920 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) }, 1921 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) }, 1922 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) }, 1923 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) }, 1924 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) }, 1925 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) }, 1926 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) }, 1927 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) }, 1928 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) }, 1929 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) }, 1930 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE7K) }, 1931 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) }, 1932 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) }, 1933 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) }, 1934 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) }, 1935 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) }, 1936 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3) }, 1937 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2) }, 1938 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP) }, 1939 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3) }, 1940 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER) }, 1941 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) }, 1942 { HID_USB_DEVICE(USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL) }, 1943 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) }, 1944 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) }, 1945 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) }, 1946 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) }, 1947 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) }, 1948 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) }, 1949 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) }, 1950 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) }, 1951 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) }, 1952 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) }, 1953 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) }, 1954 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) }, 1955 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) }, 1956 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) }, 1957 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) }, 1958 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) }, 1959 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) }, 1960 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) }, 1961 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) }, 1962 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) }, 1963 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) }, 1964 { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_6000) }, 1965 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) }, 1966 { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) }, 1967 { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) }, 1968 #if IS_ENABLED(CONFIG_HID_ROCCAT) 1969 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) }, 1970 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) }, 1971 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) }, 1972 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) }, 1973 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) }, 1974 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) }, 1975 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) }, 1976 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) }, 1977 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) }, 1978 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_LUA) }, 1979 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) }, 1980 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) }, 1981 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK) }, 1982 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_GLOW) }, 1983 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_PRO) }, 1984 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_SAVU) }, 1985 #endif 1986 #if IS_ENABLED(CONFIG_HID_SAITEK) 1987 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) }, 1988 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7_OLD) }, 1989 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7) }, 1990 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_MMO7) }, 1991 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT5) }, 1992 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT9) }, 1993 #endif 1994 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) }, 1995 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) }, 1996 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) }, 1997 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SMK, USB_DEVICE_ID_SMK_PS3_BDREMOTE) }, 1998 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER) }, 1999 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER) }, 2000 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) }, 2001 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) }, 2002 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) }, 2003 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) }, 2004 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) }, 2005 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) }, 2006 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) }, 2007 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) }, 2008 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) }, 2009 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) }, 2010 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) }, 2011 { HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, USB_DEVICE_ID_STEELSERIES_SRWS1) }, 2012 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) }, 2013 { HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) }, 2014 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) }, 2015 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) }, 2016 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) }, 2017 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) }, 2018 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) }, 2019 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) }, 2020 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) }, 2021 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) }, 2022 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) }, 2023 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) }, 2024 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_PRO) }, 2025 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) }, 2026 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) }, 2027 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) }, 2028 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) }, 2029 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) }, 2030 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) }, 2031 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) }, 2032 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) }, 2033 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) }, 2034 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) }, 2035 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) }, 2036 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) }, 2037 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) }, 2038 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) }, 2039 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) }, 2040 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) }, 2041 { HID_USB_DEVICE(USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII) }, 2042 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) }, 2043 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) }, 2044 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) }, 2045 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) }, 2046 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) }, 2047 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) }, 2048 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) }, 2049 { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) }, 2050 { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) }, 2051 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) }, 2052 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) }, 2053 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) }, 2054 2055 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) }, 2056 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) }, 2057 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE2) }, 2058 { HID_USB_DEVICE(USB_VENDOR_ID_RAZER, USB_DEVICE_ID_RAZER_BLADE_14) }, 2059 { } 2060 }; 2061 2062 struct hid_dynid { 2063 struct list_head list; 2064 struct hid_device_id id; 2065 }; 2066 2067 /** 2068 * store_new_id - add a new HID device ID to this driver and re-probe devices 2069 * @driver: target device driver 2070 * @buf: buffer for scanning device ID data 2071 * @count: input size 2072 * 2073 * Adds a new dynamic hid device ID to this driver, 2074 * and causes the driver to probe for all devices again. 2075 */ 2076 static ssize_t store_new_id(struct device_driver *drv, const char *buf, 2077 size_t count) 2078 { 2079 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver); 2080 struct hid_dynid *dynid; 2081 __u32 bus, vendor, product; 2082 unsigned long driver_data = 0; 2083 int ret; 2084 2085 ret = sscanf(buf, "%x %x %x %lx", 2086 &bus, &vendor, &product, &driver_data); 2087 if (ret < 3) 2088 return -EINVAL; 2089 2090 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL); 2091 if (!dynid) 2092 return -ENOMEM; 2093 2094 dynid->id.bus = bus; 2095 dynid->id.group = HID_GROUP_ANY; 2096 dynid->id.vendor = vendor; 2097 dynid->id.product = product; 2098 dynid->id.driver_data = driver_data; 2099 2100 spin_lock(&hdrv->dyn_lock); 2101 list_add_tail(&dynid->list, &hdrv->dyn_list); 2102 spin_unlock(&hdrv->dyn_lock); 2103 2104 ret = driver_attach(&hdrv->driver); 2105 2106 return ret ? : count; 2107 } 2108 static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id); 2109 2110 static void hid_free_dynids(struct hid_driver *hdrv) 2111 { 2112 struct hid_dynid *dynid, *n; 2113 2114 spin_lock(&hdrv->dyn_lock); 2115 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) { 2116 list_del(&dynid->list); 2117 kfree(dynid); 2118 } 2119 spin_unlock(&hdrv->dyn_lock); 2120 } 2121 2122 static const struct hid_device_id *hid_match_device(struct hid_device *hdev, 2123 struct hid_driver *hdrv) 2124 { 2125 struct hid_dynid *dynid; 2126 2127 spin_lock(&hdrv->dyn_lock); 2128 list_for_each_entry(dynid, &hdrv->dyn_list, list) { 2129 if (hid_match_one_id(hdev, &dynid->id)) { 2130 spin_unlock(&hdrv->dyn_lock); 2131 return &dynid->id; 2132 } 2133 } 2134 spin_unlock(&hdrv->dyn_lock); 2135 2136 return hid_match_id(hdev, hdrv->id_table); 2137 } 2138 2139 static int hid_bus_match(struct device *dev, struct device_driver *drv) 2140 { 2141 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver); 2142 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 2143 2144 return hid_match_device(hdev, hdrv) != NULL; 2145 } 2146 2147 static int hid_device_probe(struct device *dev) 2148 { 2149 struct hid_driver *hdrv = container_of(dev->driver, 2150 struct hid_driver, driver); 2151 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 2152 const struct hid_device_id *id; 2153 int ret = 0; 2154 2155 if (down_interruptible(&hdev->driver_lock)) 2156 return -EINTR; 2157 if (down_interruptible(&hdev->driver_input_lock)) { 2158 ret = -EINTR; 2159 goto unlock_driver_lock; 2160 } 2161 hdev->io_started = false; 2162 2163 if (!hdev->driver) { 2164 id = hid_match_device(hdev, hdrv); 2165 if (id == NULL) { 2166 ret = -ENODEV; 2167 goto unlock; 2168 } 2169 2170 hdev->driver = hdrv; 2171 if (hdrv->probe) { 2172 ret = hdrv->probe(hdev, id); 2173 } else { /* default probe */ 2174 ret = hid_open_report(hdev); 2175 if (!ret) 2176 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); 2177 } 2178 if (ret) { 2179 hid_close_report(hdev); 2180 hdev->driver = NULL; 2181 } 2182 } 2183 unlock: 2184 if (!hdev->io_started) 2185 up(&hdev->driver_input_lock); 2186 unlock_driver_lock: 2187 up(&hdev->driver_lock); 2188 return ret; 2189 } 2190 2191 static int hid_device_remove(struct device *dev) 2192 { 2193 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 2194 struct hid_driver *hdrv; 2195 int ret = 0; 2196 2197 if (down_interruptible(&hdev->driver_lock)) 2198 return -EINTR; 2199 if (down_interruptible(&hdev->driver_input_lock)) { 2200 ret = -EINTR; 2201 goto unlock_driver_lock; 2202 } 2203 hdev->io_started = false; 2204 2205 hdrv = hdev->driver; 2206 if (hdrv) { 2207 if (hdrv->remove) 2208 hdrv->remove(hdev); 2209 else /* default remove */ 2210 hid_hw_stop(hdev); 2211 hid_close_report(hdev); 2212 hdev->driver = NULL; 2213 } 2214 2215 if (!hdev->io_started) 2216 up(&hdev->driver_input_lock); 2217 unlock_driver_lock: 2218 up(&hdev->driver_lock); 2219 return ret; 2220 } 2221 2222 static ssize_t modalias_show(struct device *dev, struct device_attribute *a, 2223 char *buf) 2224 { 2225 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 2226 int len; 2227 2228 len = snprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n", 2229 hdev->bus, hdev->group, hdev->vendor, hdev->product); 2230 2231 return (len >= PAGE_SIZE) ? (PAGE_SIZE - 1) : len; 2232 } 2233 static DEVICE_ATTR_RO(modalias); 2234 2235 static struct attribute *hid_dev_attrs[] = { 2236 &dev_attr_modalias.attr, 2237 NULL, 2238 }; 2239 ATTRIBUTE_GROUPS(hid_dev); 2240 2241 static int hid_uevent(struct device *dev, struct kobj_uevent_env *env) 2242 { 2243 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 2244 2245 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X", 2246 hdev->bus, hdev->vendor, hdev->product)) 2247 return -ENOMEM; 2248 2249 if (add_uevent_var(env, "HID_NAME=%s", hdev->name)) 2250 return -ENOMEM; 2251 2252 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys)) 2253 return -ENOMEM; 2254 2255 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq)) 2256 return -ENOMEM; 2257 2258 if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X", 2259 hdev->bus, hdev->group, hdev->vendor, hdev->product)) 2260 return -ENOMEM; 2261 2262 return 0; 2263 } 2264 2265 static struct bus_type hid_bus_type = { 2266 .name = "hid", 2267 .dev_groups = hid_dev_groups, 2268 .match = hid_bus_match, 2269 .probe = hid_device_probe, 2270 .remove = hid_device_remove, 2271 .uevent = hid_uevent, 2272 }; 2273 2274 /* a list of devices that shouldn't be handled by HID core at all */ 2275 static const struct hid_device_id hid_ignore_list[] = { 2276 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) }, 2277 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) }, 2278 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) }, 2279 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) }, 2280 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) }, 2281 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) }, 2282 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) }, 2283 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) }, 2284 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) }, 2285 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) }, 2286 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) }, 2287 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) }, 2288 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)}, 2289 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)}, 2290 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) }, 2291 { HID_USB_DEVICE(USB_VENDOR_ID_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) }, 2292 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) }, 2293 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) }, 2294 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) }, 2295 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI4713) }, 2296 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) }, 2297 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) }, 2298 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) }, 2299 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) }, 2300 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) }, 2301 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) }, 2302 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) }, 2303 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) }, 2304 { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0400) }, 2305 { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0401) }, 2306 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) }, 2307 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) }, 2308 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) }, 2309 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) }, 2310 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) }, 2311 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) }, 2312 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) }, 2313 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) }, 2314 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) }, 2315 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) }, 2316 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) }, 2317 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) }, 2318 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_RADIOSHARK) }, 2319 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) }, 2320 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) }, 2321 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) }, 2322 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) }, 2323 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) }, 2324 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) }, 2325 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) }, 2326 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) }, 2327 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) }, 2328 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) }, 2329 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) }, 2330 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) }, 2331 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) }, 2332 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) }, 2333 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) }, 2334 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) }, 2335 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) }, 2336 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) }, 2337 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) }, 2338 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) }, 2339 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) }, 2340 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) }, 2341 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) }, 2342 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) }, 2343 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) }, 2344 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) }, 2345 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) }, 2346 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) }, 2347 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) }, 2348 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) }, 2349 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) }, 2350 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) }, 2351 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) }, 2352 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) }, 2353 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) }, 2354 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) }, 2355 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) }, 2356 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) }, 2357 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) }, 2358 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) }, 2359 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) }, 2360 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) }, 2361 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) }, 2362 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) }, 2363 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) }, 2364 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) }, 2365 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) }, 2366 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_410) }, 2367 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_510) }, 2368 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_GN9350E) }, 2369 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) }, 2370 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) }, 2371 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) }, 2372 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) }, 2373 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) }, 2374 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) }, 2375 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) }, 2376 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) }, 2377 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) }, 2378 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) }, 2379 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) }, 2380 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) }, 2381 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) }, 2382 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) }, 2383 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) }, 2384 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) }, 2385 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) }, 2386 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) }, 2387 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) }, 2388 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) }, 2389 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) }, 2390 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) }, 2391 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) }, 2392 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) }, 2393 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) }, 2394 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) }, 2395 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) }, 2396 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) }, 2397 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) }, 2398 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) }, 2399 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) }, 2400 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) }, 2401 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) }, 2402 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) }, 2403 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) }, 2404 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) }, 2405 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) }, 2406 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) }, 2407 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) }, 2408 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) }, 2409 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) }, 2410 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454) }, 2411 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) }, 2412 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) }, 2413 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) }, 2414 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) }, 2415 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) }, 2416 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) }, 2417 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) }, 2418 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) }, 2419 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) }, 2420 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) }, 2421 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) }, 2422 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) }, 2423 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) }, 2424 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) }, 2425 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) }, 2426 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) }, 2427 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) }, 2428 #if defined(CONFIG_MOUSE_SYNAPTICS_USB) || defined(CONFIG_MOUSE_SYNAPTICS_USB_MODULE) 2429 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) }, 2430 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) }, 2431 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) }, 2432 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) }, 2433 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) }, 2434 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) }, 2435 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) }, 2436 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) }, 2437 #endif 2438 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) }, 2439 { HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) }, 2440 { } 2441 }; 2442 2443 /** 2444 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer 2445 * 2446 * There are composite devices for which we want to ignore only a certain 2447 * interface. This is a list of devices for which only the mouse interface will 2448 * be ignored. This allows a dedicated driver to take care of the interface. 2449 */ 2450 static const struct hid_device_id hid_mouse_ignore_list[] = { 2451 /* appletouch driver */ 2452 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) }, 2453 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) }, 2454 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) }, 2455 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) }, 2456 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) }, 2457 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) }, 2458 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) }, 2459 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) }, 2460 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) }, 2461 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) }, 2462 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) }, 2463 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) }, 2464 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) }, 2465 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) }, 2466 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) }, 2467 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) }, 2468 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) }, 2469 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) }, 2470 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) }, 2471 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) }, 2472 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) }, 2473 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) }, 2474 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) }, 2475 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) }, 2476 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) }, 2477 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) }, 2478 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) }, 2479 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) }, 2480 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) }, 2481 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) }, 2482 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) }, 2483 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) }, 2484 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) }, 2485 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) }, 2486 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) }, 2487 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) }, 2488 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) }, 2489 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) }, 2490 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) }, 2491 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) }, 2492 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) }, 2493 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) }, 2494 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) }, 2495 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) }, 2496 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) }, 2497 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) }, 2498 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) }, 2499 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) }, 2500 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) }, 2501 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) }, 2502 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) }, 2503 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) }, 2504 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) }, 2505 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) }, 2506 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) }, 2507 { } 2508 }; 2509 2510 bool hid_ignore(struct hid_device *hdev) 2511 { 2512 if (hdev->quirks & HID_QUIRK_NO_IGNORE) 2513 return false; 2514 if (hdev->quirks & HID_QUIRK_IGNORE) 2515 return true; 2516 2517 switch (hdev->vendor) { 2518 case USB_VENDOR_ID_CODEMERCS: 2519 /* ignore all Code Mercenaries IOWarrior devices */ 2520 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST && 2521 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST) 2522 return true; 2523 break; 2524 case USB_VENDOR_ID_LOGITECH: 2525 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST && 2526 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST) 2527 return true; 2528 /* 2529 * The Keene FM transmitter USB device has the same USB ID as 2530 * the Logitech AudioHub Speaker, but it should ignore the hid. 2531 * Check if the name is that of the Keene device. 2532 * For reference: the name of the AudioHub is 2533 * "HOLTEK AudioHub Speaker". 2534 */ 2535 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB && 2536 !strcmp(hdev->name, "HOLTEK B-LINK USB Audio ")) 2537 return true; 2538 break; 2539 case USB_VENDOR_ID_SOUNDGRAPH: 2540 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST && 2541 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST) 2542 return true; 2543 break; 2544 case USB_VENDOR_ID_HANWANG: 2545 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST && 2546 hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST) 2547 return true; 2548 break; 2549 case USB_VENDOR_ID_JESS: 2550 if (hdev->product == USB_DEVICE_ID_JESS_YUREX && 2551 hdev->type == HID_TYPE_USBNONE) 2552 return true; 2553 break; 2554 case USB_VENDOR_ID_VELLEMAN: 2555 /* These are not HID devices. They are handled by comedi. */ 2556 if ((hdev->product >= USB_DEVICE_ID_VELLEMAN_K8055_FIRST && 2557 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8055_LAST) || 2558 (hdev->product >= USB_DEVICE_ID_VELLEMAN_K8061_FIRST && 2559 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST)) 2560 return true; 2561 break; 2562 case USB_VENDOR_ID_ATMEL_V_USB: 2563 /* Masterkit MA901 usb radio based on Atmel tiny85 chip and 2564 * it has the same USB ID as many Atmel V-USB devices. This 2565 * usb radio is handled by radio-ma901.c driver so we want 2566 * ignore the hid. Check the name, bus, product and ignore 2567 * if we have MA901 usb radio. 2568 */ 2569 if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB && 2570 hdev->bus == BUS_USB && 2571 strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0) 2572 return true; 2573 break; 2574 } 2575 2576 if (hdev->type == HID_TYPE_USBMOUSE && 2577 hid_match_id(hdev, hid_mouse_ignore_list)) 2578 return true; 2579 2580 return !!hid_match_id(hdev, hid_ignore_list); 2581 } 2582 EXPORT_SYMBOL_GPL(hid_ignore); 2583 2584 int hid_add_device(struct hid_device *hdev) 2585 { 2586 static atomic_t id = ATOMIC_INIT(0); 2587 int ret; 2588 2589 if (WARN_ON(hdev->status & HID_STAT_ADDED)) 2590 return -EBUSY; 2591 2592 /* we need to kill them here, otherwise they will stay allocated to 2593 * wait for coming driver */ 2594 if (hid_ignore(hdev)) 2595 return -ENODEV; 2596 2597 /* 2598 * Check for the mandatory transport channel. 2599 */ 2600 if (!hdev->ll_driver->raw_request) { 2601 hid_err(hdev, "transport driver missing .raw_request()\n"); 2602 return -EINVAL; 2603 } 2604 2605 /* 2606 * Read the device report descriptor once and use as template 2607 * for the driver-specific modifications. 2608 */ 2609 ret = hdev->ll_driver->parse(hdev); 2610 if (ret) 2611 return ret; 2612 if (!hdev->dev_rdesc) 2613 return -ENODEV; 2614 2615 /* 2616 * Scan generic devices for group information 2617 */ 2618 if (hid_ignore_special_drivers || 2619 (!hdev->group && 2620 !hid_match_id(hdev, hid_have_special_driver))) { 2621 ret = hid_scan_report(hdev); 2622 if (ret) 2623 hid_warn(hdev, "bad device descriptor (%d)\n", ret); 2624 } 2625 2626 /* XXX hack, any other cleaner solution after the driver core 2627 * is converted to allow more than 20 bytes as the device name? */ 2628 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus, 2629 hdev->vendor, hdev->product, atomic_inc_return(&id)); 2630 2631 hid_debug_register(hdev, dev_name(&hdev->dev)); 2632 ret = device_add(&hdev->dev); 2633 if (!ret) 2634 hdev->status |= HID_STAT_ADDED; 2635 else 2636 hid_debug_unregister(hdev); 2637 2638 return ret; 2639 } 2640 EXPORT_SYMBOL_GPL(hid_add_device); 2641 2642 /** 2643 * hid_allocate_device - allocate new hid device descriptor 2644 * 2645 * Allocate and initialize hid device, so that hid_destroy_device might be 2646 * used to free it. 2647 * 2648 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded 2649 * error value. 2650 */ 2651 struct hid_device *hid_allocate_device(void) 2652 { 2653 struct hid_device *hdev; 2654 int ret = -ENOMEM; 2655 2656 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL); 2657 if (hdev == NULL) 2658 return ERR_PTR(ret); 2659 2660 device_initialize(&hdev->dev); 2661 hdev->dev.release = hid_device_release; 2662 hdev->dev.bus = &hid_bus_type; 2663 2664 hid_close_report(hdev); 2665 2666 init_waitqueue_head(&hdev->debug_wait); 2667 INIT_LIST_HEAD(&hdev->debug_list); 2668 spin_lock_init(&hdev->debug_list_lock); 2669 sema_init(&hdev->driver_lock, 1); 2670 sema_init(&hdev->driver_input_lock, 1); 2671 2672 return hdev; 2673 } 2674 EXPORT_SYMBOL_GPL(hid_allocate_device); 2675 2676 static void hid_remove_device(struct hid_device *hdev) 2677 { 2678 if (hdev->status & HID_STAT_ADDED) { 2679 device_del(&hdev->dev); 2680 hid_debug_unregister(hdev); 2681 hdev->status &= ~HID_STAT_ADDED; 2682 } 2683 kfree(hdev->dev_rdesc); 2684 hdev->dev_rdesc = NULL; 2685 hdev->dev_rsize = 0; 2686 } 2687 2688 /** 2689 * hid_destroy_device - free previously allocated device 2690 * 2691 * @hdev: hid device 2692 * 2693 * If you allocate hid_device through hid_allocate_device, you should ever 2694 * free by this function. 2695 */ 2696 void hid_destroy_device(struct hid_device *hdev) 2697 { 2698 hid_remove_device(hdev); 2699 put_device(&hdev->dev); 2700 } 2701 EXPORT_SYMBOL_GPL(hid_destroy_device); 2702 2703 int __hid_register_driver(struct hid_driver *hdrv, struct module *owner, 2704 const char *mod_name) 2705 { 2706 int ret; 2707 2708 hdrv->driver.name = hdrv->name; 2709 hdrv->driver.bus = &hid_bus_type; 2710 hdrv->driver.owner = owner; 2711 hdrv->driver.mod_name = mod_name; 2712 2713 INIT_LIST_HEAD(&hdrv->dyn_list); 2714 spin_lock_init(&hdrv->dyn_lock); 2715 2716 ret = driver_register(&hdrv->driver); 2717 if (ret) 2718 return ret; 2719 2720 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id); 2721 if (ret) 2722 driver_unregister(&hdrv->driver); 2723 2724 return ret; 2725 } 2726 EXPORT_SYMBOL_GPL(__hid_register_driver); 2727 2728 void hid_unregister_driver(struct hid_driver *hdrv) 2729 { 2730 driver_remove_file(&hdrv->driver, &driver_attr_new_id); 2731 driver_unregister(&hdrv->driver); 2732 hid_free_dynids(hdrv); 2733 } 2734 EXPORT_SYMBOL_GPL(hid_unregister_driver); 2735 2736 int hid_check_keys_pressed(struct hid_device *hid) 2737 { 2738 struct hid_input *hidinput; 2739 int i; 2740 2741 if (!(hid->claimed & HID_CLAIMED_INPUT)) 2742 return 0; 2743 2744 list_for_each_entry(hidinput, &hid->inputs, list) { 2745 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++) 2746 if (hidinput->input->key[i]) 2747 return 1; 2748 } 2749 2750 return 0; 2751 } 2752 2753 EXPORT_SYMBOL_GPL(hid_check_keys_pressed); 2754 2755 static int __init hid_init(void) 2756 { 2757 int ret; 2758 2759 if (hid_debug) 2760 pr_warn("hid_debug is now used solely for parser and driver debugging.\n" 2761 "debugfs is now used for inspecting the device (report descriptor, reports)\n"); 2762 2763 ret = bus_register(&hid_bus_type); 2764 if (ret) { 2765 pr_err("can't register hid bus\n"); 2766 goto err; 2767 } 2768 2769 ret = hidraw_init(); 2770 if (ret) 2771 goto err_bus; 2772 2773 hid_debug_init(); 2774 2775 return 0; 2776 err_bus: 2777 bus_unregister(&hid_bus_type); 2778 err: 2779 return ret; 2780 } 2781 2782 static void __exit hid_exit(void) 2783 { 2784 hid_debug_exit(); 2785 hidraw_exit(); 2786 bus_unregister(&hid_bus_type); 2787 } 2788 2789 module_init(hid_init); 2790 module_exit(hid_exit); 2791 2792 MODULE_AUTHOR("Andreas Gal"); 2793 MODULE_AUTHOR("Vojtech Pavlik"); 2794 MODULE_AUTHOR("Jiri Kosina"); 2795 MODULE_LICENSE(DRIVER_LICENSE); 2796 2797