drivers/hid/hid-core.c

   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) 2006-2010 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 /*
  54  * Register a new report for a device.
  55  */
  56
  57 struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
  58 {
  59         struct hid_report_enum *report_enum = device->report_enum + type;
  60         struct hid_report *report;
  61
  62         if (id >= HID_MAX_IDS)
  63                 return NULL;
  64         if (report_enum->report_id_hash[id])
  65                 return report_enum->report_id_hash[id];
  66
  67         report = kzalloc(sizeof(struct hid_report), GFP_KERNEL);
  68         if (!report)
  69                 return NULL;
  70
  71         if (id != 0)
  72                 report_enum->numbered = 1;
  73
  74         report->id = id;
  75         report->type = type;
  76         report->size = 0;
  77         report->device = device;
  78         report_enum->report_id_hash[id] = report;
  79
  80         list_add_tail(&report->list, &report_enum->report_list);
  81
  82         return report;
  83 }
  84 EXPORT_SYMBOL_GPL(hid_register_report);
  85
  86 /*
  87  * Register a new field for this report.
  88  */
  89
  90 static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
  91 {
  92         struct hid_field *field;
  93
  94         if (report->maxfield == HID_MAX_FIELDS) {
  95                 dbg_hid("too many fields in report\n");
  96                 return NULL;
  97         }
  98
  99         field = kzalloc((sizeof(struct hid_field) +
 100                          usages * sizeof(struct hid_usage) +
 101                          values * sizeof(unsigned)), GFP_KERNEL);
 102         if (!field)
 103                 return NULL;
 104
 105         field->index = report->maxfield++;
 106         report->field[field->index] = field;
 107         field->usage = (struct hid_usage *)(field + 1);
 108         field->value = (s32 *)(field->usage + usages);
 109         field->report = report;
 110
 111         return field;
 112 }
 113
 114 /*
 115  * Open a collection. The type/usage is pushed on the stack.
 116  */
 117
 118 static int open_collection(struct hid_parser *parser, unsigned type)
 119 {
 120         struct hid_collection *collection;
 121         unsigned usage;
 122
 123         usage = parser->local.usage[0];
 124
 125         if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
 126                 dbg_hid("collection stack overflow\n");
 127                 return -1;
 128         }
 129
 130         if (parser->device->maxcollection == parser->device->collection_size) {
 131                 collection = kmalloc(sizeof(struct hid_collection) *
 132                                 parser->device->collection_size * 2, GFP_KERNEL);
 133                 if (collection == NULL) {
 134                         dbg_hid("failed to reallocate collection array\n");
 135                         return -1;
 136                 }
 137                 memcpy(collection, parser->device->collection,
 138                         sizeof(struct hid_collection) *
 139                         parser->device->collection_size);
 140                 memset(collection + parser->device->collection_size, 0,
 141                         sizeof(struct hid_collection) *
 142                         parser->device->collection_size);
 143                 kfree(parser->device->collection);
 144                 parser->device->collection = collection;
 145                 parser->device->collection_size *= 2;
 146         }
 147
 148         parser->collection_stack[parser->collection_stack_ptr++] =
 149                 parser->device->maxcollection;
 150
 151         collection = parser->device->collection +
 152                 parser->device->maxcollection++;
 153         collection->type = type;
 154         collection->usage = usage;
 155         collection->level = parser->collection_stack_ptr - 1;
 156
 157         if (type == HID_COLLECTION_APPLICATION)
 158                 parser->device->maxapplication++;
 159
 160         return 0;
 161 }
 162
 163 /*
 164  * Close a collection.
 165  */
 166
 167 static int close_collection(struct hid_parser *parser)
 168 {
 169         if (!parser->collection_stack_ptr) {
 170                 dbg_hid("collection stack underflow\n");
 171                 return -1;
 172         }
 173         parser->collection_stack_ptr--;
 174         return 0;
 175 }
 176
 177 /*
 178  * Climb up the stack, search for the specified collection type
 179  * and return the usage.
 180  */
 181
 182 static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
 183 {
 184         struct hid_collection *collection = parser->device->collection;
 185         int n;
 186
 187         for (n = parser->collection_stack_ptr - 1; n >= 0; n--) {
 188                 unsigned index = parser->collection_stack[n];
 189                 if (collection[index].type == type)
 190                         return collection[index].usage;
 191         }
 192         return 0; /* we know nothing about this usage type */
 193 }
 194
 195 /*
 196  * Add a usage to the temporary parser table.
 197  */
 198
 199 static int hid_add_usage(struct hid_parser *parser, unsigned usage)
 200 {
 201         if (parser->local.usage_index >= HID_MAX_USAGES) {
 202                 dbg_hid("usage index exceeded\n");
 203                 return -1;
 204         }
 205         parser->local.usage[parser->local.usage_index] = usage;
 206         parser->local.collection_index[parser->local.usage_index] =
 207                 parser->collection_stack_ptr ?
 208                 parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
 209         parser->local.usage_index++;
 210         return 0;
 211 }
 212
 213 /*
 214  * Register a new field for this report.
 215  */
 216
 217 static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
 218 {
 219         struct hid_report *report;
 220         struct hid_field *field;
 221         unsigned usages;
 222         unsigned offset;
 223         unsigned i;
 224
 225         report = hid_register_report(parser->device, report_type, parser->global.report_id);
 226         if (!report) {
 227                 dbg_hid("hid_register_report failed\n");
 228                 return -1;
 229         }
 230
 231         if (parser->global.logical_maximum < parser->global.logical_minimum) {
 232                 dbg_hid("logical range invalid %d %d\n", parser->global.logical_minimum, parser->global.logical_maximum);
 233                 return -1;
 234         }
 235
 236         offset = report->size;
 237         report->size += parser->global.report_size * parser->global.report_count;
 238
 239         if (!parser->local.usage_index) /* Ignore padding fields */
 240                 return 0;
 241
 242         usages = max_t(unsigned, parser->local.usage_index,
 243                                  parser->global.report_count);
 244
 245         field = hid_register_field(report, usages, parser->global.report_count);
 246         if (!field)
 247                 return 0;
 248
 249         field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
 250         field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
 251         field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
 252
 253         for (i = 0; i < usages; i++) {
 254                 unsigned j = i;
 255                 /* Duplicate the last usage we parsed if we have excess values */
 256                 if (i >= parser->local.usage_index)
 257                         j = parser->local.usage_index - 1;
 258                 field->usage[i].hid = parser->local.usage[j];
 259                 field->usage[i].collection_index =
 260                         parser->local.collection_index[j];
 261         }
 262
 263         field->maxusage = usages;
 264         field->flags = flags;
 265         field->report_offset = offset;
 266         field->report_type = report_type;
 267         field->report_size = parser->global.report_size;
 268         field->report_count = parser->global.report_count;
 269         field->logical_minimum = parser->global.logical_minimum;
 270         field->logical_maximum = parser->global.logical_maximum;
 271         field->physical_minimum = parser->global.physical_minimum;
 272         field->physical_maximum = parser->global.physical_maximum;
 273         field->unit_exponent = parser->global.unit_exponent;
 274         field->unit = parser->global.unit;
 275
 276         return 0;
 277 }
 278
 279 /*
 280  * Read data value from item.
 281  */
 282
 283 static u32 item_udata(struct hid_item *item)
 284 {
 285         switch (item->size) {
 286         case 1: return item->data.u8;
 287         case 2: return item->data.u16;
 288         case 4: return item->data.u32;
 289         }
 290         return 0;
 291 }
 292
 293 static s32 item_sdata(struct hid_item *item)
 294 {
 295         switch (item->size) {
 296         case 1: return item->data.s8;
 297         case 2: return item->data.s16;
 298         case 4: return item->data.s32;
 299         }
 300         return 0;
 301 }
 302
 303 /*
 304  * Process a global item.
 305  */
 306
 307 static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
 308 {
 309         switch (item->tag) {
 310         case HID_GLOBAL_ITEM_TAG_PUSH:
 311
 312                 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
 313                         dbg_hid("global environment stack overflow\n");
 314                         return -1;
 315                 }
 316
 317                 memcpy(parser->global_stack + parser->global_stack_ptr++,
 318                         &parser->global, sizeof(struct hid_global));
 319                 return 0;
 320
 321         case HID_GLOBAL_ITEM_TAG_POP:
 322
 323                 if (!parser->global_stack_ptr) {
 324                         dbg_hid("global environment stack underflow\n");
 325                         return -1;
 326                 }
 327
 328                 memcpy(&parser->global, parser->global_stack +
 329                         --parser->global_stack_ptr, sizeof(struct hid_global));
 330                 return 0;
 331
 332         case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
 333                 parser->global.usage_page = item_udata(item);
 334                 return 0;
 335
 336         case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
 337                 parser->global.logical_minimum = item_sdata(item);
 338                 return 0;
 339
 340         case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
 341                 if (parser->global.logical_minimum < 0)
 342                         parser->global.logical_maximum = item_sdata(item);
 343                 else
 344                         parser->global.logical_maximum = item_udata(item);
 345                 return 0;
 346
 347         case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
 348                 parser->global.physical_minimum = item_sdata(item);
 349                 return 0;
 350
 351         case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
 352                 if (parser->global.physical_minimum < 0)
 353                         parser->global.physical_maximum = item_sdata(item);
 354                 else
 355                         parser->global.physical_maximum = item_udata(item);
 356                 return 0;
 357
 358         case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
 359                 parser->global.unit_exponent = item_sdata(item);
 360                 return 0;
 361
 362         case HID_GLOBAL_ITEM_TAG_UNIT:
 363                 parser->global.unit = item_udata(item);
 364                 return 0;
 365
 366         case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
 367                 parser->global.report_size = item_udata(item);
 368                 if (parser->global.report_size > 96) {
 369                         dbg_hid("invalid report_size %d\n",
 370                                         parser->global.report_size);
 371                         return -1;
 372                 }
 373                 return 0;
 374
 375         case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
 376                 parser->global.report_count = item_udata(item);
 377                 if (parser->global.report_count > HID_MAX_USAGES) {
 378                         dbg_hid("invalid report_count %d\n",
 379                                         parser->global.report_count);
 380                         return -1;
 381                 }
 382                 return 0;
 383
 384         case HID_GLOBAL_ITEM_TAG_REPORT_ID:
 385                 parser->global.report_id = item_udata(item);
 386                 if (parser->global.report_id == 0 ||
 387                     parser->global.report_id >= HID_MAX_IDS) {
 388                         dbg_hid("report_id %u is invalid\n",
 389                                 parser->global.report_id);
 390                         return -1;
 391                 }
 392                 return 0;
 393
 394         default:
 395                 dbg_hid("unknown global tag 0x%x\n", item->tag);
 396                 return -1;
 397         }
 398 }
 399
 400 /*
 401  * Process a local item.
 402  */
 403
 404 static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
 405 {
 406         __u32 data;
 407         unsigned n;
 408
 409         data = item_udata(item);
 410
 411         switch (item->tag) {
 412         case HID_LOCAL_ITEM_TAG_DELIMITER:
 413
 414                 if (data) {
 415                         /*
 416                          * We treat items before the first delimiter
 417                          * as global to all usage sets (branch 0).
 418                          * In the moment we process only these global
 419                          * items and the first delimiter set.
 420                          */
 421                         if (parser->local.delimiter_depth != 0) {
 422                                 dbg_hid("nested delimiters\n");
 423                                 return -1;
 424                         }
 425                         parser->local.delimiter_depth++;
 426                         parser->local.delimiter_branch++;
 427                 } else {
 428                         if (parser->local.delimiter_depth < 1) {
 429                                 dbg_hid("bogus close delimiter\n");
 430                                 return -1;
 431                         }
 432                         parser->local.delimiter_depth--;
 433                 }
 434                 return 1;
 435
 436         case HID_LOCAL_ITEM_TAG_USAGE:
 437
 438                 if (parser->local.delimiter_branch > 1) {
 439                         dbg_hid("alternative usage ignored\n");
 440                         return 0;
 441                 }
 442
 443                 if (item->size <= 2)
 444                         data = (parser->global.usage_page << 16) + data;
 445
 446                 return hid_add_usage(parser, data);
 447
 448         case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
 449
 450                 if (parser->local.delimiter_branch > 1) {
 451                         dbg_hid("alternative usage ignored\n");
 452                         return 0;
 453                 }
 454
 455                 if (item->size <= 2)
 456                         data = (parser->global.usage_page << 16) + data;
 457
 458                 parser->local.usage_minimum = data;
 459                 return 0;
 460
 461         case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
 462
 463                 if (parser->local.delimiter_branch > 1) {
 464                         dbg_hid("alternative usage ignored\n");
 465                         return 0;
 466                 }
 467
 468                 if (item->size <= 2)
 469                         data = (parser->global.usage_page << 16) + data;
 470
 471                 for (n = parser->local.usage_minimum; n <= data; n++)
 472                         if (hid_add_usage(parser, n)) {
 473                                 dbg_hid("hid_add_usage failed\n");
 474                                 return -1;
 475                         }
 476                 return 0;
 477
 478         default:
 479
 480                 dbg_hid("unknown local item tag 0x%x\n", item->tag);
 481                 return 0;
 482         }
 483         return 0;
 484 }
 485
 486 /*
 487  * Process a main item.
 488  */
 489
 490 static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
 491 {
 492         __u32 data;
 493         int ret;
 494
 495         data = item_udata(item);
 496
 497         switch (item->tag) {
 498         case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
 499                 ret = open_collection(parser, data & 0xff);
 500                 break;
 501         case HID_MAIN_ITEM_TAG_END_COLLECTION:
 502                 ret = close_collection(parser);
 503                 break;
 504         case HID_MAIN_ITEM_TAG_INPUT:
 505                 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
 506                 break;
 507         case HID_MAIN_ITEM_TAG_OUTPUT:
 508                 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
 509                 break;
 510         case HID_MAIN_ITEM_TAG_FEATURE:
 511                 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
 512                 break;
 513         default:
 514                 dbg_hid("unknown main item tag 0x%x\n", item->tag);
 515                 ret = 0;
 516         }
 517
 518         memset(&parser->local, 0, sizeof(parser->local));       /* Reset the local parser environment */
 519
 520         return ret;
 521 }
 522
 523 /*
 524  * Process a reserved item.
 525  */
 526
 527 static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
 528 {
 529         dbg_hid("reserved item type, tag 0x%x\n", item->tag);
 530         return 0;
 531 }
 532
 533 /*
 534  * Free a report and all registered fields. The field->usage and
 535  * field->value table's are allocated behind the field, so we need
 536  * only to free(field) itself.
 537  */
 538
 539 static void hid_free_report(struct hid_report *report)
 540 {
 541         unsigned n;
 542
 543         for (n = 0; n < report->maxfield; n++)
 544                 kfree(report->field[n]);
 545         kfree(report);
 546 }
 547
 548 /*
 549  * Free a device structure, all reports, and all fields.
 550  */
 551
 552 static void hid_device_release(struct device *dev)
 553 {
 554         struct hid_device *device = container_of(dev, struct hid_device, dev);
 555         unsigned i, j;
 556
 557         for (i = 0; i < HID_REPORT_TYPES; i++) {
 558                 struct hid_report_enum *report_enum = device->report_enum + i;
 559
 560                 for (j = 0; j < HID_MAX_IDS; j++) {
 561                         struct hid_report *report = report_enum->report_id_hash[j];
 562                         if (report)
 563                                 hid_free_report(report);
 564                 }
 565         }
 566
 567         kfree(device->rdesc);
 568         kfree(device->collection);
 569         kfree(device);
 570 }
 571
 572 /*
 573  * Fetch a report description item from the data stream. We support long
 574  * items, though they are not used yet.
 575  */
 576
 577 static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
 578 {
 579         u8 b;
 580
 581         if ((end - start) <= 0)
 582                 return NULL;
 583
 584         b = *start++;
 585
 586         item->type = (b >> 2) & 3;
 587         item->tag  = (b >> 4) & 15;
 588
 589         if (item->tag == HID_ITEM_TAG_LONG) {
 590
 591                 item->format = HID_ITEM_FORMAT_LONG;
 592
 593                 if ((end - start) < 2)
 594                         return NULL;
 595
 596                 item->size = *start++;
 597                 item->tag  = *start++;
 598
 599                 if ((end - start) < item->size)
 600                         return NULL;
 601
 602                 item->data.longdata = start;
 603                 start += item->size;
 604                 return start;
 605         }
 606
 607         item->format = HID_ITEM_FORMAT_SHORT;
 608         item->size = b & 3;
 609
 610         switch (item->size) {
 611         case 0:
 612                 return start;
 613
 614         case 1:
 615                 if ((end - start) < 1)
 616                         return NULL;
 617                 item->data.u8 = *start++;
 618                 return start;
 619
 620         case 2:
 621                 if ((end - start) < 2)
 622                         return NULL;
 623                 item->data.u16 = get_unaligned_le16(start);
 624                 start = (__u8 *)((__le16 *)start + 1);
 625                 return start;
 626
 627         case 3:
 628                 item->size++;
 629                 if ((end - start) < 4)
 630                         return NULL;
 631                 item->data.u32 = get_unaligned_le32(start);
 632                 start = (__u8 *)((__le32 *)start + 1);
 633                 return start;
 634         }
 635
 636         return NULL;
 637 }
 638
 639 /**
 640  * hid_parse_report - parse device report
 641  *
 642  * @device: hid device
 643  * @start: report start
 644  * @size: report size
 645  *
 646  * Parse a report description into a hid_device structure. Reports are
 647  * enumerated, fields are attached to these reports.
 648  * 0 returned on success, otherwise nonzero error value.
 649  */
 650 int hid_parse_report(struct hid_device *device, __u8 *start,
 651                 unsigned size)
 652 {
 653         struct hid_parser *parser;
 654         struct hid_item item;
 655         __u8 *end;
 656         int ret;
 657         static int (*dispatch_type[])(struct hid_parser *parser,
 658                                       struct hid_item *item) = {
 659                 hid_parser_main,
 660                 hid_parser_global,
 661                 hid_parser_local,
 662                 hid_parser_reserved
 663         };
 664
 665         if (device->driver->report_fixup)
 666                 start = device->driver->report_fixup(device, start, &size);
 667
 668         device->rdesc = kmemdup(start, size, GFP_KERNEL);
 669         if (device->rdesc == NULL)
 670                 return -ENOMEM;
 671         device->rsize = size;
 672
 673         parser = vzalloc(sizeof(struct hid_parser));
 674         if (!parser) {
 675                 ret = -ENOMEM;
 676                 goto err;
 677         }
 678
 679         parser->device = device;
 680
 681         end = start + size;
 682         ret = -EINVAL;
 683         while ((start = fetch_item(start, end, &item)) != NULL) {
 684
 685                 if (item.format != HID_ITEM_FORMAT_SHORT) {
 686                         dbg_hid("unexpected long global item\n");
 687                         goto err;
 688                 }
 689
 690                 if (dispatch_type[item.type](parser, &item)) {
 691                         dbg_hid("item %u %u %u %u parsing failed\n",
 692                                 item.format, (unsigned)item.size,
 693                                 (unsigned)item.type, (unsigned)item.tag);
 694                         goto err;
 695                 }
 696
 697                 if (start == end) {
 698                         if (parser->collection_stack_ptr) {
 699                                 dbg_hid("unbalanced collection at end of report description\n");
 700                                 goto err;
 701                         }
 702                         if (parser->local.delimiter_depth) {
 703                                 dbg_hid("unbalanced delimiter at end of report description\n");
 704                                 goto err;
 705                         }
 706                         vfree(parser);
 707                         return 0;
 708                 }
 709         }
 710
 711         dbg_hid("item fetching failed at offset %d\n", (int)(end - start));
 712 err:
 713         vfree(parser);
 714         return ret;
 715 }
 716 EXPORT_SYMBOL_GPL(hid_parse_report);
 717
 718 static const char * const hid_report_names[] = {
 719         "HID_INPUT_REPORT",
 720         "HID_OUTPUT_REPORT",
 721         "HID_FEATURE_REPORT",
 722 };
 723 /**
 724  * hid_validate_values - validate existing device report's value indexes
 725  *
 726  * @device: hid device
 727  * @type: which report type to examine
 728  * @id: which report ID to examine (0 for first)
 729  * @field_index: which report field to examine
 730  * @report_counts: expected number of values
 731  *
 732  * Validate the number of values in a given field of a given report, after
 733  * parsing.
 734  */
 735 struct hid_report *hid_validate_values(struct hid_device *hid,
 736                                        unsigned int type, unsigned int id,
 737                                        unsigned int field_index,
 738                                        unsigned int report_counts)
 739 {
 740         struct hid_report *report;
 741
 742         if (type > HID_FEATURE_REPORT) {
 743                 hid_err(hid, "invalid HID report type %u\n", type);
 744                 return NULL;
 745         }
 746
 747         if (id >= HID_MAX_IDS) {
 748                 hid_err(hid, "invalid HID report id %u\n", id);
 749                 return NULL;
 750         }
 751
 752         /*
 753          * Explicitly not using hid_get_report() here since it depends on
 754          * ->numbered being checked, which may not always be the case when
 755          * drivers go to access report values.
 756          */
 757         report = hid->report_enum[type].report_id_hash[id];
 758         if (!report) {
 759                 hid_err(hid, "missing %s %u\n", hid_report_names[type], id);
 760                 return NULL;
 761         }
 762         if (report->maxfield <= field_index) {
 763                 hid_err(hid, "not enough fields in %s %u\n",
 764                         hid_report_names[type], id);
 765                 return NULL;
 766         }
 767         if (report->field[field_index]->report_count < report_counts) {
 768                 hid_err(hid, "not enough values in %s %u field %u\n",
 769                         hid_report_names[type], id, field_index);
 770                 return NULL;
 771         }
 772         return report;
 773 }
 774 EXPORT_SYMBOL_GPL(hid_validate_values);
 775
 776 /*
 777  * Convert a signed n-bit integer to signed 32-bit integer. Common
 778  * cases are done through the compiler, the screwed things has to be
 779  * done by hand.
 780  */
 781
 782 static s32 snto32(__u32 value, unsigned n)
 783 {
 784         switch (n) {
 785         case 8:  return ((__s8)value);
 786         case 16: return ((__s16)value);
 787         case 32: return ((__s32)value);
 788         }
 789         return value & (1 << (n - 1)) ? value | (-1 << n) : value;
 790 }
 791
 792 /*
 793  * Convert a signed 32-bit integer to a signed n-bit integer.
 794  */
 795
 796 static u32 s32ton(__s32 value, unsigned n)
 797 {
 798         s32 a = value >> (n - 1);
 799         if (a && a != -1)
 800                 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
 801         return value & ((1 << n) - 1);
 802 }
 803
 804 /*
 805  * Extract/implement a data field from/to a little endian report (bit array).
 806  *
 807  * Code sort-of follows HID spec:
 808  *     http://www.usb.org/developers/devclass_docs/HID1_11.pdf
 809  *
 810  * While the USB HID spec allows unlimited length bit fields in "report
 811  * descriptors", most devices never use more than 16 bits.
 812  * One model of UPS is claimed to report "LINEV" as a 32-bit field.
 813  * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
 814  */
 815
 816 static __u32 extract(const struct hid_device *hid, __u8 *report,
 817                      unsigned offset, unsigned n)
 818 {
 819         u64 x;
 820
 821         if (n > 32)
 822                 hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n",
 823                          n, current->comm);
 824
 825         report += offset >> 3;  /* adjust byte index */
 826         offset &= 7;            /* now only need bit offset into one byte */
 827         x = get_unaligned_le64(report);
 828         x = (x >> offset) & ((1ULL << n) - 1);  /* extract bit field */
 829         return (u32) x;
 830 }
 831
 832 /*
 833  * "implement" : set bits in a little endian bit stream.
 834  * Same concepts as "extract" (see comments above).
 835  * The data mangled in the bit stream remains in little endian
 836  * order the whole time. It make more sense to talk about
 837  * endianness of register values by considering a register
 838  * a "cached" copy of the little endiad bit stream.
 839  */
 840 static void implement(const struct hid_device *hid, __u8 *report,
 841                       unsigned offset, unsigned n, __u32 value)
 842 {
 843         u64 x;
 844         u64 m = (1ULL << n) - 1;
 845
 846         if (n > 32)
 847                 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
 848                          __func__, n, current->comm);
 849
 850         if (value > m)
 851                 hid_warn(hid, "%s() called with too large value %d! (%s)\n",
 852                          __func__, value, current->comm);
 853         WARN_ON(value > m);
 854         value &= m;
 855
 856         report += offset >> 3;
 857         offset &= 7;
 858
 859         x = get_unaligned_le64(report);
 860         x &= ~(m << offset);
 861         x |= ((u64)value) << offset;
 862         put_unaligned_le64(x, report);
 863 }
 864
 865 /*
 866  * Search an array for a value.
 867  */
 868
 869 static int search(__s32 *array, __s32 value, unsigned n)
 870 {
 871         while (n--) {
 872                 if (*array++ == value)
 873                         return 0;
 874         }
 875         return -1;
 876 }
 877
 878 /**
 879  * hid_match_report - check if driver's raw_event should be called
 880  *
 881  * @hid: hid device
 882  * @report_type: type to match against
 883  *
 884  * compare hid->driver->report_table->report_type to report->type
 885  */
 886 static int hid_match_report(struct hid_device *hid, struct hid_report *report)
 887 {
 888         const struct hid_report_id *id = hid->driver->report_table;
 889
 890         if (!id) /* NULL means all */
 891                 return 1;
 892
 893         for (; id->report_type != HID_TERMINATOR; id++)
 894                 if (id->report_type == HID_ANY_ID ||
 895                                 id->report_type == report->type)
 896                         return 1;
 897         return 0;
 898 }
 899
 900 /**
 901  * hid_match_usage - check if driver's event should be called
 902  *
 903  * @hid: hid device
 904  * @usage: usage to match against
 905  *
 906  * compare hid->driver->usage_table->usage_{type,code} to
 907  * usage->usage_{type,code}
 908  */
 909 static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
 910 {
 911         const struct hid_usage_id *id = hid->driver->usage_table;
 912
 913         if (!id) /* NULL means all */
 914                 return 1;
 915
 916         for (; id->usage_type != HID_ANY_ID - 1; id++)
 917                 if ((id->usage_hid == HID_ANY_ID ||
 918                                 id->usage_hid == usage->hid) &&
 919                                 (id->usage_type == HID_ANY_ID ||
 920                                 id->usage_type == usage->type) &&
 921                                 (id->usage_code == HID_ANY_ID ||
 922                                  id->usage_code == usage->code))
 923                         return 1;
 924         return 0;
 925 }
 926
 927 static void hid_process_event(struct hid_device *hid, struct hid_field *field,
 928                 struct hid_usage *usage, __s32 value, int interrupt)
 929 {
 930         struct hid_driver *hdrv = hid->driver;
 931         int ret;
 932
 933         hid_dump_input(hid, usage, value);
 934
 935         if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
 936                 ret = hdrv->event(hid, field, usage, value);
 937                 if (ret != 0) {
 938                         if (ret < 0)
 939                                 dbg_hid("%s's event failed with %d\n",
 940                                                 hdrv->name, ret);
 941                         return;
 942                 }
 943         }
 944
 945         if (hid->claimed & HID_CLAIMED_INPUT)
 946                 hidinput_hid_event(hid, field, usage, value);
 947         if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
 948                 hid->hiddev_hid_event(hid, field, usage, value);
 949 }
 950
 951 /*
 952  * Analyse a received field, and fetch the data from it. The field
 953  * content is stored for next report processing (we do differential
 954  * reporting to the layer).
 955  */
 956
 957 static void hid_input_field(struct hid_device *hid, struct hid_field *field,
 958                             __u8 *data, int interrupt)
 959 {
 960         unsigned n;
 961         unsigned count = field->report_count;
 962         unsigned offset = field->report_offset;
 963         unsigned size = field->report_size;
 964         __s32 min = field->logical_minimum;
 965         __s32 max = field->logical_maximum;
 966         __s32 *value;
 967
 968         value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
 969         if (!value)
 970                 return;
 971
 972         for (n = 0; n < count; n++) {
 973
 974                 value[n] = min < 0 ?
 975                         snto32(extract(hid, data, offset + n * size, size),
 976                                size) :
 977                         extract(hid, data, offset + n * size, size);
 978
 979                 /* Ignore report if ErrorRollOver */
 980                 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
 981                     value[n] >= min && value[n] <= max &&
 982                     field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
 983                         goto exit;
 984         }
 985
 986         for (n = 0; n < count; n++) {
 987
 988                 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
 989                         hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
 990                         continue;
 991                 }
 992
 993                 if (field->value[n] >= min && field->value[n] <= max
 994                         && field->usage[field->value[n] - min].hid
 995                         && search(value, field->value[n], count))
 996                                 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
 997
 998                 if (value[n] >= min && value[n] <= max
 999                         && field->usage[value[n] - min].hid
1000                         && search(field->value, value[n], count))
1001                                 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1002         }
1003
1004         memcpy(field->value, value, count * sizeof(__s32));
1005 exit:
1006         kfree(value);
1007 }
1008
1009 /*
1010  * Output the field into the report.
1011  */
1012
1013 static void hid_output_field(const struct hid_device *hid,
1014                              struct hid_field *field, __u8 *data)
1015 {
1016         unsigned count = field->report_count;
1017         unsigned offset = field->report_offset;
1018         unsigned size = field->report_size;
1019         unsigned n;
1020
1021         for (n = 0; n < count; n++) {
1022                 if (field->logical_minimum < 0) /* signed values */
1023                         implement(hid, data, offset + n * size, size,
1024                                   s32ton(field->value[n], size));
1025                 else                            /* unsigned values */
1026                         implement(hid, data, offset + n * size, size,
1027                                   field->value[n]);
1028         }
1029 }
1030
1031 /*
1032  * Create a report.
1033  */
1034
1035 void hid_output_report(struct hid_report *report, __u8 *data)
1036 {
1037         unsigned n;
1038
1039         if (report->id > 0)
1040                 *data++ = report->id;
1041
1042         memset(data, 0, ((report->size - 1) >> 3) + 1);
1043         for (n = 0; n < report->maxfield; n++)
1044                 hid_output_field(report->device, report->field[n], data);
1045 }
1046 EXPORT_SYMBOL_GPL(hid_output_report);
1047
1048 /*
1049  * Set a field value. The report this field belongs to has to be
1050  * created and transferred to the device, to set this value in the
1051  * device.
1052  */
1053
1054 int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1055 {
1056         unsigned size;
1057
1058         if (!field)
1059                 return -1;
1060
1061         size = field->report_size;
1062
1063         hid_dump_input(field->report->device, field->usage + offset, value);
1064
1065         if (offset >= field->report_count) {
1066                 dbg_hid("offset (%d) exceeds report_count (%d)\n", offset, field->report_count);
1067                 return -1;
1068         }
1069         if (field->logical_minimum < 0) {
1070                 if (value != snto32(s32ton(value, size), size)) {
1071                         dbg_hid("value %d is out of range\n", value);
1072                         return -1;
1073                 }
1074         }
1075         field->value[offset] = value;
1076         return 0;
1077 }
1078 EXPORT_SYMBOL_GPL(hid_set_field);
1079
1080 static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1081                 const u8 *data)
1082 {
1083         struct hid_report *report;
1084         unsigned int n = 0;     /* Normally report number is 0 */
1085
1086         /* Device uses numbered reports, data[0] is report number */
1087         if (report_enum->numbered)
1088                 n = *data;
1089
1090         report = report_enum->report_id_hash[n];
1091         if (report == NULL)
1092                 dbg_hid("undefined report_id %u received\n", n);
1093
1094         return report;
1095 }
1096
1097 int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
1098                 int interrupt)
1099 {
1100         struct hid_report_enum *report_enum = hid->report_enum + type;
1101         struct hid_report *report;
1102         unsigned int a;
1103         int rsize, csize = size;
1104         u8 *cdata = data;
1105         int ret = 0;
1106
1107         report = hid_get_report(report_enum, data);
1108         if (!report)
1109                 goto out;
1110
1111         if (report_enum->numbered) {
1112                 cdata++;
1113                 csize--;
1114         }
1115
1116         rsize = ((report->size - 1) >> 3) + 1;
1117
1118         if (rsize > HID_MAX_BUFFER_SIZE)
1119                 rsize = HID_MAX_BUFFER_SIZE;
1120
1121         if (csize < rsize) {
1122                 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1123                                 csize, rsize);
1124                 memset(cdata + csize, 0, rsize - csize);
1125         }
1126
1127         if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1128                 hid->hiddev_report_event(hid, report);
1129         if (hid->claimed & HID_CLAIMED_HIDRAW) {
1130                 ret = hidraw_report_event(hid, data, size);
1131                 if (ret)
1132                         goto out;
1133         }
1134
1135         for (a = 0; a < report->maxfield; a++)
1136                 hid_input_field(hid, report->field[a], cdata, interrupt);
1137
1138         if (hid->claimed & HID_CLAIMED_INPUT)
1139                 hidinput_report_event(hid, report);
1140 out:
1141         return ret;
1142 }
1143 EXPORT_SYMBOL_GPL(hid_report_raw_event);
1144
1145 /**
1146  * hid_input_report - report data from lower layer (usb, bt...)
1147  *
1148  * @hid: hid device
1149  * @type: HID report type (HID_*_REPORT)
1150  * @data: report contents
1151  * @size: size of data parameter
1152  * @interrupt: distinguish between interrupt and control transfers
1153  *
1154  * This is data entry for lower layers.
1155  */
1156 int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1157 {
1158         struct hid_report_enum *report_enum;
1159         struct hid_driver *hdrv;
1160         struct hid_report *report;
1161         char *buf;
1162         unsigned int i;
1163         int ret = 0;
1164
1165         if (!hid)
1166                 return -ENODEV;
1167
1168         if (down_trylock(&hid->driver_lock))
1169                 return -EBUSY;
1170
1171         if (!hid->driver) {
1172                 ret = -ENODEV;
1173                 goto unlock;
1174         }
1175         report_enum = hid->report_enum + type;
1176         hdrv = hid->driver;
1177
1178         if (!size) {
1179                 dbg_hid("empty report\n");
1180                 ret = -1;
1181                 goto unlock;
1182         }
1183
1184         buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC);
1185
1186         if (!buf)
1187                 goto nomem;
1188
1189         /* dump the report */
1190         snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1191                         "\nreport (size %u) (%snumbered) = ", size, report_enum->numbered ? "" : "un");
1192         hid_debug_event(hid, buf);
1193
1194         for (i = 0; i < size; i++) {
1195                 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1196                                 " %02x", data[i]);
1197                 hid_debug_event(hid, buf);
1198         }
1199         hid_debug_event(hid, "\n");
1200         kfree(buf);
1201
1202 nomem:
1203         report = hid_get_report(report_enum, data);
1204
1205         if (!report) {
1206                 ret = -1;
1207                 goto unlock;
1208         }
1209
1210         if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1211                 ret = hdrv->raw_event(hid, report, data, size);
1212                 if (ret != 0) {
1213                         ret = ret < 0 ? ret : 0;
1214                         goto unlock;
1215                 }
1216         }
1217
1218         ret = hid_report_raw_event(hid, type, data, size, interrupt);
1219
1220 unlock:
1221         up(&hid->driver_lock);
1222         return ret;
1223 }
1224 EXPORT_SYMBOL_GPL(hid_input_report);
1225
1226 static bool hid_match_one_id(struct hid_device *hdev,
1227                 const struct hid_device_id *id)
1228 {
1229         return id->bus == hdev->bus &&
1230                 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1231                 (id->product == HID_ANY_ID || id->product == hdev->product);
1232 }
1233
1234 static const struct hid_device_id *hid_match_id(struct hid_device *hdev,
1235                 const struct hid_device_id *id)
1236 {
1237         for (; id->bus; id++)
1238                 if (hid_match_one_id(hdev, id))
1239                         return id;
1240
1241         return NULL;
1242 }
1243
1244 static const struct hid_device_id hid_hiddev_list[] = {
1245         { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1246         { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
1247         { }
1248 };
1249
1250 static bool hid_hiddev(struct hid_device *hdev)
1251 {
1252         return !!hid_match_id(hdev, hid_hiddev_list);
1253 }
1254
1255
1256 static ssize_t
1257 read_report_descriptor(struct file *filp, struct kobject *kobj,
1258                 struct bin_attribute *attr,
1259                 char *buf, loff_t off, size_t count)
1260 {
1261         struct device *dev = container_of(kobj, struct device, kobj);
1262         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1263
1264         if (off >= hdev->rsize)
1265                 return 0;
1266
1267         if (off + count > hdev->rsize)
1268                 count = hdev->rsize - off;
1269
1270         memcpy(buf, hdev->rdesc + off, count);
1271
1272         return count;
1273 }
1274
1275 static struct bin_attribute dev_bin_attr_report_desc = {
1276         .attr = { .name = "report_descriptor", .mode = 0444 },
1277         .read = read_report_descriptor,
1278         .size = HID_MAX_DESCRIPTOR_SIZE,
1279 };
1280
1281 int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1282 {
1283         static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1284                 "Joystick", "Gamepad", "Keyboard", "Keypad",
1285                 "Multi-Axis Controller"
1286         };
1287         const char *type, *bus;
1288         char buf[64];
1289         unsigned int i;
1290         int len;
1291         int ret;
1292
1293         if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1294                 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
1295         if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1296                 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
1297         if (hdev->bus != BUS_USB)
1298                 connect_mask &= ~HID_CONNECT_HIDDEV;
1299         if (hid_hiddev(hdev))
1300                 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
1301
1302         if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1303                                 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1304                 hdev->claimed |= HID_CLAIMED_INPUT;
1305         if (hdev->quirks & HID_QUIRK_MULTITOUCH) {
1306                 /* this device should be handled by hid-multitouch, skip it */
1307                 hdev->quirks &= ~HID_QUIRK_MULTITOUCH;
1308                 return -ENODEV;
1309         }
1310
1311         if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1312                         !hdev->hiddev_connect(hdev,
1313                                 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1314                 hdev->claimed |= HID_CLAIMED_HIDDEV;
1315         if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1316                 hdev->claimed |= HID_CLAIMED_HIDRAW;
1317
1318         if (!hdev->claimed) {
1319                 hid_err(hdev, "claimed by neither input, hiddev nor hidraw\n");
1320                 return -ENODEV;
1321         }
1322
1323         if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1324                         (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1325                 hdev->ff_init(hdev);
1326
1327         len = 0;
1328         if (hdev->claimed & HID_CLAIMED_INPUT)
1329                 len += sprintf(buf + len, "input");
1330         if (hdev->claimed & HID_CLAIMED_HIDDEV)
1331                 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1332                                 hdev->minor);
1333         if (hdev->claimed & HID_CLAIMED_HIDRAW)
1334                 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1335                                 ((struct hidraw *)hdev->hidraw)->minor);
1336
1337         type = "Device";
1338         for (i = 0; i < hdev->maxcollection; i++) {
1339                 struct hid_collection *col = &hdev->collection[i];
1340                 if (col->type == HID_COLLECTION_APPLICATION &&
1341                    (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1342                    (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1343                         type = types[col->usage & 0xffff];
1344                         break;
1345                 }
1346         }
1347
1348         switch (hdev->bus) {
1349         case BUS_USB:
1350                 bus = "USB";
1351                 break;
1352         case BUS_BLUETOOTH:
1353                 bus = "BLUETOOTH";
1354                 break;
1355         default:
1356                 bus = "<UNKNOWN>";
1357         }
1358
1359         ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1360         if (ret)
1361                 hid_warn(hdev,
1362                          "can't create sysfs report descriptor attribute err: %d\n", ret);
1363
1364         hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1365                  buf, bus, hdev->version >> 8, hdev->version & 0xff,
1366                  type, hdev->name, hdev->phys);
1367
1368         return 0;
1369 }
1370 EXPORT_SYMBOL_GPL(hid_connect);
1371
1372 void hid_disconnect(struct hid_device *hdev)
1373 {
1374         device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1375         if (hdev->claimed & HID_CLAIMED_INPUT)
1376                 hidinput_disconnect(hdev);
1377         if (hdev->claimed & HID_CLAIMED_HIDDEV)
1378                 hdev->hiddev_disconnect(hdev);
1379         if (hdev->claimed & HID_CLAIMED_HIDRAW)
1380                 hidraw_disconnect(hdev);
1381 }
1382 EXPORT_SYMBOL_GPL(hid_disconnect);
1383
1384 /* a list of devices for which there is a specialized driver on HID bus */
1385 static const struct hid_device_id hid_have_special_driver[] = {
1386         { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M1968) },
1387         { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M2256) },
1388         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1389         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
1390         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
1391         { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
1392         { HID_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR, USB_DEVICE_ID_ACTIONSTAR_1011) },
1393         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL) },
1394         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1395         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
1396         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
1397         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
1398         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1399         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1400         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1401         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1402         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1403         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1404         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1405         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1406         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1407         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1408         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
1409         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1410         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1411         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
1412         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1413         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1414         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1415         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1416         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1417         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
1418         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1419         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1420         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
1421         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1422         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1423         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1424         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1425         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1426         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
1427         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1428         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1429         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
1430         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1431         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1432         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1433         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1434         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1435         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
1436         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1437         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1438         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
1439         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1440         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1441         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
1442         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1443         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1444         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
1445         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1446         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1447         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
1448         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1449         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1450         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
1451         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
1452         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
1453         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
1454         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1455         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1456         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
1457         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) },
1458         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
1459         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1460         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
1461         { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT) },
1462         { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
1463         { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
1464         { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
1465         { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
1466         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
1467         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
1468         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) },
1469         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
1470         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
1471         { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1472         { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
1473         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
1474         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
1475         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
1476         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_AK1D) },
1477         { HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
1478         { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
1479         { HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, USB_DEVICE_ID_CVTOUCH_SCREEN) },
1480         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1481         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
1482         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
1483         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) },
1484         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
1485         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_TRUETOUCH) },
1486         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
1487         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
1488         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
1489         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
1490         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
1491         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
1492         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
1493         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
1494         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
1495         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
1496         { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2515) },
1497         { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1498         { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
1499         { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
1500         { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
1501         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
1502         { HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, USB_DEVICE_ID_GOODTOUCH_000f) },
1503         { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
1504         { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
1505         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1506         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
1507         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
1508         { HID_USB_DEVICE(USB_VENDOR_ID_HANVON, USB_DEVICE_ID_HANVON_MULTITOUCH) },
1509         { HID_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
1510         { HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM, USB_DEVICE_ID_IDEACOM_IDC6650) },
1511         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
1512         { HID_USB_DEVICE(USB_VENDOR_ID_ILITEK, USB_DEVICE_ID_ILITEK_MULTITOUCH) },
1513         { HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS, USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
1514         { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
1515         { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
1516         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
1517         { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
1518         { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
1519         { HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MULTITOUCH) },
1520         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1521         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1522         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1523         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
1524         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1525         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1526         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
1527         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1528         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
1529         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
1530         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
1531         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
1532         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1533         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
1534         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
1535         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
1536         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
1537         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
1538         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1539         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
1540         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
1541         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
1542         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
1543         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
1544         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1545         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
1546         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
1547         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
1548         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1549         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
1550         { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH) },
1551         { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH_DUAL) },
1552         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1553         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
1554         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
1555         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1556         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
1557         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1558         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
1559         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
1560         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
1561         { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
1562         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
1563         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1564         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1565         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1566         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1567         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
1568         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
1569         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
1570         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
1571         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
1572         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
1573         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
1574         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
1575         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
1576         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
1577         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
1578         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
1579         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
1580         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
1581         { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
1582         { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
1583         { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_PCI) },
1584         { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
1585         { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
1586         { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) },
1587         { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
1588         { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
1589         { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) },
1590         { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN) },
1591         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
1592         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
1593         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
1594         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
1595         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
1596         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
1597         { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
1598         { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
1599         { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
1600         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
1601         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
1602         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
1603         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
1604         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) },
1605         { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, USB_DEVICE_ID_MTP) },
1606         { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, USB_DEVICE_ID_MTP_STM) },
1607         { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, USB_DEVICE_ID_MTP_SITRONIX) },
1608         { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
1609         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
1610         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
1611         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
1612         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
1613         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
1614         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
1615         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
1616         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
1617         { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
1618         { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
1619         { HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
1620         { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
1621         { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
1622         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
1623         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
1624         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
1625         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
1626         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
1627         { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
1628         { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
1629         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
1630         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
1631         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
1632         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
1633         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
1634         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
1635         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
1636         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
1637         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
1638         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
1639         { HID_USB_DEVICE(USB_VENDOR_ID_XAT, USB_DEVICE_ID_XAT_CSR) },
1640         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX) },
1641         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX) },
1642         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR) },
1643         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX1) },
1644         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX1) },
1645         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR1) },
1646         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX2) },
1647         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX2) },
1648         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR2) },
1649         { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
1650         { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
1651         { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
1652         { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
1653
1654         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
1655         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
1656         { }
1657 };
1658
1659 struct hid_dynid {
1660         struct list_head list;
1661         struct hid_device_id id;
1662 };
1663
1664 /**
1665  * store_new_id - add a new HID device ID to this driver and re-probe devices
1666  * @driver: target device driver
1667  * @buf: buffer for scanning device ID data
1668  * @count: input size
1669  *
1670  * Adds a new dynamic hid device ID to this driver,
1671  * and causes the driver to probe for all devices again.
1672  */
1673 static ssize_t store_new_id(struct device_driver *drv, const char *buf,
1674                 size_t count)
1675 {
1676         struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1677         struct hid_dynid *dynid;
1678         __u32 bus, vendor, product;
1679         unsigned long driver_data = 0;
1680         int ret;
1681
1682         ret = sscanf(buf, "%x %x %x %lx",
1683                         &bus, &vendor, &product, &driver_data);
1684         if (ret < 3)
1685                 return -EINVAL;
1686
1687         dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
1688         if (!dynid)
1689                 return -ENOMEM;
1690
1691         dynid->id.bus = bus;
1692         dynid->id.vendor = vendor;
1693         dynid->id.product = product;
1694         dynid->id.driver_data = driver_data;
1695
1696         spin_lock(&hdrv->dyn_lock);
1697         list_add_tail(&dynid->list, &hdrv->dyn_list);
1698         spin_unlock(&hdrv->dyn_lock);
1699
1700         ret = 0;
1701         if (get_driver(&hdrv->driver)) {
1702                 ret = driver_attach(&hdrv->driver);
1703                 put_driver(&hdrv->driver);
1704         }
1705
1706         return ret ? : count;
1707 }
1708 static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
1709
1710 static void hid_free_dynids(struct hid_driver *hdrv)
1711 {
1712         struct hid_dynid *dynid, *n;
1713
1714         spin_lock(&hdrv->dyn_lock);
1715         list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
1716                 list_del(&dynid->list);
1717                 kfree(dynid);
1718         }
1719         spin_unlock(&hdrv->dyn_lock);
1720 }
1721
1722 static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
1723                 struct hid_driver *hdrv)
1724 {
1725         struct hid_dynid *dynid;
1726
1727         spin_lock(&hdrv->dyn_lock);
1728         list_for_each_entry(dynid, &hdrv->dyn_list, list) {
1729                 if (hid_match_one_id(hdev, &dynid->id)) {
1730                         spin_unlock(&hdrv->dyn_lock);
1731                         return &dynid->id;
1732                 }
1733         }
1734         spin_unlock(&hdrv->dyn_lock);
1735
1736         return hid_match_id(hdev, hdrv->id_table);
1737 }
1738
1739 static int hid_bus_match(struct device *dev, struct device_driver *drv)
1740 {
1741         struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1742         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1743
1744         if (!hid_match_device(hdev, hdrv))
1745                 return 0;
1746
1747         /* generic wants all that don't have specialized driver */
1748         if (!strncmp(hdrv->name, "generic-", 8))
1749                 return !hid_match_id(hdev, hid_have_special_driver);
1750
1751         return 1;
1752 }
1753
1754 static int hid_device_probe(struct device *dev)
1755 {
1756         struct hid_driver *hdrv = container_of(dev->driver,
1757                         struct hid_driver, driver);
1758         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1759         const struct hid_device_id *id;
1760         int ret = 0;
1761
1762         if (down_interruptible(&hdev->driver_lock))
1763                 return -EINTR;
1764
1765         if (!hdev->driver) {
1766                 id = hid_match_device(hdev, hdrv);
1767                 if (id == NULL) {
1768                         ret = -ENODEV;
1769                         goto unlock;
1770                 }
1771
1772                 hdev->driver = hdrv;
1773                 if (hdrv->probe) {
1774                         ret = hdrv->probe(hdev, id);
1775                 } else { /* default probe */
1776                         ret = hid_parse(hdev);
1777                         if (!ret)
1778                                 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
1779                 }
1780                 if (ret)
1781                         hdev->driver = NULL;
1782         }
1783 unlock:
1784         up(&hdev->driver_lock);
1785         return ret;
1786 }
1787
1788 static int hid_device_remove(struct device *dev)
1789 {
1790         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1791         struct hid_driver *hdrv;
1792
1793         if (down_interruptible(&hdev->driver_lock))
1794                 return -EINTR;
1795
1796         hdrv = hdev->driver;
1797         if (hdrv) {
1798                 if (hdrv->remove)
1799                         hdrv->remove(hdev);
1800                 else /* default remove */
1801                         hid_hw_stop(hdev);
1802                 hdev->driver = NULL;
1803         }
1804
1805         up(&hdev->driver_lock);
1806         return 0;
1807 }
1808
1809 static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
1810 {
1811         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1812
1813         if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
1814                         hdev->bus, hdev->vendor, hdev->product))
1815                 return -ENOMEM;
1816
1817         if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
1818                 return -ENOMEM;
1819
1820         if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
1821                 return -ENOMEM;
1822
1823         if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
1824                 return -ENOMEM;
1825
1826         if (add_uevent_var(env, "MODALIAS=hid:b%04Xv%08Xp%08X",
1827                         hdev->bus, hdev->vendor, hdev->product))
1828                 return -ENOMEM;
1829
1830         return 0;
1831 }
1832
1833 static struct bus_type hid_bus_type = {
1834         .name           = "hid",
1835         .match          = hid_bus_match,
1836         .probe          = hid_device_probe,
1837         .remove         = hid_device_remove,
1838         .uevent         = hid_uevent,
1839 };
1840
1841 /* a list of devices that shouldn't be handled by HID core at all */
1842 static const struct hid_device_id hid_ignore_list[] = {
1843         { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
1844         { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
1845         { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
1846         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
1847         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
1848         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
1849         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
1850         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
1851         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
1852         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
1853         { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
1854         { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
1855         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
1856         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
1857         { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
1858         { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
1859         { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
1860         { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
1861         { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
1862         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
1863         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
1864         { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
1865         { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
1866         { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
1867         { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
1868         { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
1869         { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
1870         { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
1871         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
1872         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
1873         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
1874         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30) },
1875         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30) },
1876         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT) },
1877         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT) },
1878         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT) },
1879         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT) },
1880         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT) },
1881         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL) },
1882         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
1883         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
1884         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
1885         { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
1886         { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
1887         { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
1888         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
1889         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
1890         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
1891         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
1892         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
1893         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
1894         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
1895         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
1896         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
1897         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
1898         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
1899         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
1900         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
1901         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
1902         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
1903         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
1904         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
1905         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
1906         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
1907         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
1908         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
1909         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
1910         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
1911         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
1912         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
1913         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
1914         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
1915         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
1916         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
1917         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
1918         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
1919         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
1920         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
1921         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
1922         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
1923         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
1924         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
1925         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
1926         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
1927         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
1928         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
1929         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
1930         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
1931         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
1932         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
1933         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
1934         { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
1935         { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
1936         { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
1937         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
1938         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
1939         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
1940         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
1941         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
1942         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
1943         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
1944         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
1945         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
1946         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
1947         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
1948         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
1949         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
1950         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
1951         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
1952         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
1953         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
1954         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
1955         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
1956         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
1957         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
1958         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
1959         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
1960         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
1961         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
1962         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
1963         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
1964         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
1965         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
1966         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
1967         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
1968         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
1969         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
1970         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
1971         { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) },
1972         { HID_USB_DEVICE(USB_VENDOR_ID_MASTERKIT, USB_DEVICE_ID_MASTERKIT_MA901RADIO) },
1973         { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
1974         { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
1975         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
1976         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
1977         { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
1978         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
1979         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
1980         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
1981         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
1982         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
1983         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
1984         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
1985         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
1986         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
1987         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
1988         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
1989         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
1990         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
1991         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
1992         { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
1993         { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
1994         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
1995         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
1996         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
1997         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
1998         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
1999         { HID_USB_DEVICE(USB_VENDOR_ID_WACOM, HID_ANY_ID) },
2000         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) },
2001         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
2002         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
2003         { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
2004         { }
2005 };
2006
2007 /**
2008  * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2009  *
2010  * There are composite devices for which we want to ignore only a certain
2011  * interface. This is a list of devices for which only the mouse interface will
2012  * be ignored. This allows a dedicated driver to take care of the interface.
2013  */
2014 static const struct hid_device_id hid_mouse_ignore_list[] = {
2015         /* appletouch driver */
2016         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2017         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2018         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2019         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2020         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2021         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2022         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2023         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2024         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2025         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2026         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2027         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2028         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2029         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2030         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2031         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2032         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2033         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2034         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2035         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
2036         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2037         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2038         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
2039         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2040         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2041         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2042         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2043         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2044         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
2045         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2046         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2047         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
2048         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2049         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2050         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
2051         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2052         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2053         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2054         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2055         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2056         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
2057         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
2058         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
2059         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
2060         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2061         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2062         { }
2063 };
2064
2065 static bool hid_ignore(struct hid_device *hdev)
2066 {
2067         switch (hdev->vendor) {
2068         case USB_VENDOR_ID_CODEMERCS:
2069                 /* ignore all Code Mercenaries IOWarrior devices */
2070                 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2071                                 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2072                         return true;
2073                 break;
2074         case USB_VENDOR_ID_LOGITECH:
2075                 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2076                                 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2077                         return true;
2078                 break;
2079         case USB_VENDOR_ID_SOUNDGRAPH:
2080                 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2081                     hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2082                         return true;
2083                 break;
2084         case USB_VENDOR_ID_HANWANG:
2085                 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2086                     hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2087                         return true;
2088                 break;
2089         case USB_VENDOR_ID_JESS:
2090                 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2091                                 hdev->type == HID_TYPE_USBNONE)
2092                         return true;
2093         break;
2094         }
2095
2096         if (hdev->type == HID_TYPE_USBMOUSE &&
2097                         hid_match_id(hdev, hid_mouse_ignore_list))
2098                 return true;
2099
2100         return !!hid_match_id(hdev, hid_ignore_list);
2101 }
2102
2103 int hid_add_device(struct hid_device *hdev)
2104 {
2105         static atomic_t id = ATOMIC_INIT(0);
2106         int ret;
2107
2108         if (WARN_ON(hdev->status & HID_STAT_ADDED))
2109                 return -EBUSY;
2110
2111         /* we need to kill them here, otherwise they will stay allocated to
2112          * wait for coming driver */
2113         if (!(hdev->quirks & HID_QUIRK_NO_IGNORE)
2114             && (hid_ignore(hdev) || (hdev->quirks & HID_QUIRK_IGNORE)))
2115                 return -ENODEV;
2116
2117         /* XXX hack, any other cleaner solution after the driver core
2118          * is converted to allow more than 20 bytes as the device name? */
2119         dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2120                      hdev->vendor, hdev->product, atomic_inc_return(&id));
2121
2122         hid_debug_register(hdev, dev_name(&hdev->dev));
2123         ret = device_add(&hdev->dev);
2124         if (!ret)
2125                 hdev->status |= HID_STAT_ADDED;
2126         else
2127                 hid_debug_unregister(hdev);
2128
2129         return ret;
2130 }
2131 EXPORT_SYMBOL_GPL(hid_add_device);
2132
2133 /**
2134  * hid_allocate_device - allocate new hid device descriptor
2135  *
2136  * Allocate and initialize hid device, so that hid_destroy_device might be
2137  * used to free it.
2138  *
2139  * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2140  * error value.
2141  */
2142 struct hid_device *hid_allocate_device(void)
2143 {
2144         struct hid_device *hdev;
2145         unsigned int i;
2146         int ret = -ENOMEM;
2147
2148         hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2149         if (hdev == NULL)
2150                 return ERR_PTR(ret);
2151
2152         device_initialize(&hdev->dev);
2153         hdev->dev.release = hid_device_release;
2154         hdev->dev.bus = &hid_bus_type;
2155
2156         hdev->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
2157                         sizeof(struct hid_collection), GFP_KERNEL);
2158         if (hdev->collection == NULL)
2159                 goto err;
2160         hdev->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
2161
2162         for (i = 0; i < HID_REPORT_TYPES; i++)
2163                 INIT_LIST_HEAD(&hdev->report_enum[i].report_list);
2164
2165         init_waitqueue_head(&hdev->debug_wait);
2166         INIT_LIST_HEAD(&hdev->debug_list);
2167         sema_init(&hdev->driver_lock, 1);
2168
2169         return hdev;
2170 err:
2171         put_device(&hdev->dev);
2172         return ERR_PTR(ret);
2173 }
2174 EXPORT_SYMBOL_GPL(hid_allocate_device);
2175
2176 static void hid_remove_device(struct hid_device *hdev)
2177 {
2178         if (hdev->status & HID_STAT_ADDED) {
2179                 device_del(&hdev->dev);
2180                 hid_debug_unregister(hdev);
2181                 hdev->status &= ~HID_STAT_ADDED;
2182         }
2183 }
2184
2185 /**
2186  * hid_destroy_device - free previously allocated device
2187  *
2188  * @hdev: hid device
2189  *
2190  * If you allocate hid_device through hid_allocate_device, you should ever
2191  * free by this function.
2192  */
2193 void hid_destroy_device(struct hid_device *hdev)
2194 {
2195         hid_remove_device(hdev);
2196         put_device(&hdev->dev);
2197 }
2198 EXPORT_SYMBOL_GPL(hid_destroy_device);
2199
2200 int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2201                 const char *mod_name)
2202 {
2203         int ret;
2204
2205         hdrv->driver.name = hdrv->name;
2206         hdrv->driver.bus = &hid_bus_type;
2207         hdrv->driver.owner = owner;
2208         hdrv->driver.mod_name = mod_name;
2209
2210         INIT_LIST_HEAD(&hdrv->dyn_list);
2211         spin_lock_init(&hdrv->dyn_lock);
2212
2213         ret = driver_register(&hdrv->driver);
2214         if (ret)
2215                 return ret;
2216
2217         ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2218         if (ret)
2219                 driver_unregister(&hdrv->driver);
2220
2221         return ret;
2222 }
2223 EXPORT_SYMBOL_GPL(__hid_register_driver);
2224
2225 void hid_unregister_driver(struct hid_driver *hdrv)
2226 {
2227         driver_remove_file(&hdrv->driver, &driver_attr_new_id);
2228         driver_unregister(&hdrv->driver);
2229         hid_free_dynids(hdrv);
2230 }
2231 EXPORT_SYMBOL_GPL(hid_unregister_driver);
2232
2233 int hid_check_keys_pressed(struct hid_device *hid)
2234 {
2235         struct hid_input *hidinput;
2236         int i;
2237
2238         if (!(hid->claimed & HID_CLAIMED_INPUT))
2239                 return 0;
2240
2241         list_for_each_entry(hidinput, &hid->inputs, list) {
2242                 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2243                         if (hidinput->input->key[i])
2244                                 return 1;
2245         }
2246
2247         return 0;
2248 }
2249
2250 EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2251
2252 static int __init hid_init(void)
2253 {
2254         int ret;
2255
2256         if (hid_debug)
2257                 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2258                         "debugfs is now used for inspecting the device (report descriptor, reports)\n");
2259
2260         ret = bus_register(&hid_bus_type);
2261         if (ret) {
2262                 pr_err("can't register hid bus\n");
2263                 goto err;
2264         }
2265
2266         ret = hidraw_init();
2267         if (ret)
2268                 goto err_bus;
2269
2270         hid_debug_init();
2271
2272         return 0;
2273 err_bus:
2274         bus_unregister(&hid_bus_type);
2275 err:
2276         return ret;
2277 }
2278
2279 static void __exit hid_exit(void)
2280 {
2281         hid_debug_exit();
2282         hidraw_exit();
2283         bus_unregister(&hid_bus_type);
2284 }
2285
2286 module_init(hid_init);
2287 module_exit(hid_exit);
2288
2289 MODULE_AUTHOR("Andreas Gal");
2290 MODULE_AUTHOR("Vojtech Pavlik");
2291 MODULE_AUTHOR("Jiri Kosina");
2292 MODULE_LICENSE(DRIVER_LICENSE);
2293