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) 2006-2012 Jiri Kosina
   8  */
   9
  10 /*
  11  * This program is free software; you can redistribute it and/or modify it
  12  * under the terms of the GNU General Public License as published by the Free
  13  * Software Foundation; either version 2 of the License, or (at your option)
  14  * any later version.
  15  */
  16
  17 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  18
  19 #include <linux/module.h>
  20 #include <linux/slab.h>
  21 #include <linux/init.h>
  22 #include <linux/kernel.h>
  23 #include <linux/list.h>
  24 #include <linux/mm.h>
  25 #include <linux/spinlock.h>
  26 #include <asm/unaligned.h>
  27 #include <asm/byteorder.h>
  28 #include <linux/input.h>
  29 #include <linux/wait.h>
  30 #include <linux/vmalloc.h>
  31 #include <linux/sched.h>
  32 #include <linux/semaphore.h>
  33
  34 #include <linux/hid.h>
  35 #include <linux/hiddev.h>
  36 #include <linux/hid-debug.h>
  37 #include <linux/hidraw.h>
  38
  39 #include "hid-ids.h"
  40
  41 /*
  42  * Version Information
  43  */
  44
  45 #define DRIVER_DESC "HID core driver"
  46 #define DRIVER_LICENSE "GPL"
  47
  48 int hid_debug = 0;
  49 module_param_named(debug, hid_debug, int, 0600);
  50 MODULE_PARM_DESC(debug, "toggle HID debugging messages");
  51 EXPORT_SYMBOL_GPL(hid_debug);
  52
  53 static int hid_ignore_special_drivers = 0;
  54 module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600);
  55 MODULE_PARM_DESC(debug, "Ignore any special drivers and handle all devices by generic driver");
  56
  57 /*
  58  * Register a new report for a device.
  59  */
  60
  61 struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
  62 {
  63         struct hid_report_enum *report_enum = device->report_enum + type;
  64         struct hid_report *report;
  65
  66         if (report_enum->report_id_hash[id])
  67                 return report_enum->report_id_hash[id];
  68
  69         report = kzalloc(sizeof(struct hid_report), GFP_KERNEL);
  70         if (!report)
  71                 return NULL;
  72
  73         if (id != 0)
  74                 report_enum->numbered = 1;
  75
  76         report->id = id;
  77         report->type = type;
  78         report->size = 0;
  79         report->device = device;
  80         report_enum->report_id_hash[id] = report;
  81
  82         list_add_tail(&report->list, &report_enum->report_list);
  83
  84         return report;
  85 }
  86 EXPORT_SYMBOL_GPL(hid_register_report);
  87
  88 /*
  89  * Register a new field for this report.
  90  */
  91
  92 static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
  93 {
  94         struct hid_field *field;
  95
  96         if (report->maxfield == HID_MAX_FIELDS) {
  97                 hid_err(report->device, "too many fields in report\n");
  98                 return NULL;
  99         }
 100
 101         field = kzalloc((sizeof(struct hid_field) +
 102                          usages * sizeof(struct hid_usage) +
 103                          values * sizeof(unsigned)), GFP_KERNEL);
 104         if (!field)
 105                 return NULL;
 106
 107         field->index = report->maxfield++;
 108         report->field[field->index] = field;
 109         field->usage = (struct hid_usage *)(field + 1);
 110         field->value = (s32 *)(field->usage + usages);
 111         field->report = report;
 112
 113         return field;
 114 }
 115
 116 /*
 117  * Open a collection. The type/usage is pushed on the stack.
 118  */
 119
 120 static int open_collection(struct hid_parser *parser, unsigned type)
 121 {
 122         struct hid_collection *collection;
 123         unsigned usage;
 124
 125         usage = parser->local.usage[0];
 126
 127         if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
 128                 hid_err(parser->device, "collection stack overflow\n");
 129                 return -1;
 130         }
 131
 132         if (parser->device->maxcollection == parser->device->collection_size) {
 133                 collection = kmalloc(sizeof(struct hid_collection) *
 134                                 parser->device->collection_size * 2, GFP_KERNEL);
 135                 if (collection == NULL) {
 136                         hid_err(parser->device, "failed to reallocate collection array\n");
 137                         return -1;
 138                 }
 139                 memcpy(collection, parser->device->collection,
 140                         sizeof(struct hid_collection) *
 141                         parser->device->collection_size);
 142                 memset(collection + parser->device->collection_size, 0,
 143                         sizeof(struct hid_collection) *
 144                         parser->device->collection_size);
 145                 kfree(parser->device->collection);
 146                 parser->device->collection = collection;
 147                 parser->device->collection_size *= 2;
 148         }
 149
 150         parser->collection_stack[parser->collection_stack_ptr++] =
 151                 parser->device->maxcollection;
 152
 153         collection = parser->device->collection +
 154                 parser->device->maxcollection++;
 155         collection->type = type;
 156         collection->usage = usage;
 157         collection->level = parser->collection_stack_ptr - 1;
 158
 159         if (type == HID_COLLECTION_APPLICATION)
 160                 parser->device->maxapplication++;
 161
 162         return 0;
 163 }
 164
 165 /*
 166  * Close a collection.
 167  */
 168
 169 static int close_collection(struct hid_parser *parser)
 170 {
 171         if (!parser->collection_stack_ptr) {
 172                 hid_err(parser->device, "collection stack underflow\n");
 173                 return -1;
 174         }
 175         parser->collection_stack_ptr--;
 176         return 0;
 177 }
 178
 179 /*
 180  * Climb up the stack, search for the specified collection type
 181  * and return the usage.
 182  */
 183
 184 static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
 185 {
 186         struct hid_collection *collection = parser->device->collection;
 187         int n;
 188
 189         for (n = parser->collection_stack_ptr - 1; n >= 0; n--) {
 190                 unsigned index = parser->collection_stack[n];
 191                 if (collection[index].type == type)
 192                         return collection[index].usage;
 193         }
 194         return 0; /* we know nothing about this usage type */
 195 }
 196
 197 /*
 198  * Add a usage to the temporary parser table.
 199  */
 200
 201 static int hid_add_usage(struct hid_parser *parser, unsigned usage)
 202 {
 203         if (parser->local.usage_index >= HID_MAX_USAGES) {
 204                 hid_err(parser->device, "usage index exceeded\n");
 205                 return -1;
 206         }
 207         parser->local.usage[parser->local.usage_index] = usage;
 208         parser->local.collection_index[parser->local.usage_index] =
 209                 parser->collection_stack_ptr ?
 210                 parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
 211         parser->local.usage_index++;
 212         return 0;
 213 }
 214
 215 /*
 216  * Register a new field for this report.
 217  */
 218
 219 static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
 220 {
 221         struct hid_report *report;
 222         struct hid_field *field;
 223         int usages;
 224         unsigned offset;
 225         int i;
 226
 227         report = hid_register_report(parser->device, report_type, parser->global.report_id);
 228         if (!report) {
 229                 hid_err(parser->device, "hid_register_report failed\n");
 230                 return -1;
 231         }
 232
 233         if (parser->global.logical_maximum < parser->global.logical_minimum) {
 234                 hid_err(parser->device, "logical range invalid %d %d\n",
 235                                 parser->global.logical_minimum, parser->global.logical_maximum);
 236                 return -1;
 237         }
 238
 239         offset = report->size;
 240         report->size += parser->global.report_size * parser->global.report_count;
 241
 242         if (!parser->local.usage_index) /* Ignore padding fields */
 243                 return 0;
 244
 245         usages = max_t(int, parser->local.usage_index, parser->global.report_count);
 246
 247         field = hid_register_field(report, usages, parser->global.report_count);
 248         if (!field)
 249                 return 0;
 250
 251         field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
 252         field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
 253         field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
 254
 255         for (i = 0; i < usages; i++) {
 256                 int j = i;
 257                 /* Duplicate the last usage we parsed if we have excess values */
 258                 if (i >= parser->local.usage_index)
 259                         j = parser->local.usage_index - 1;
 260                 field->usage[i].hid = parser->local.usage[j];
 261                 field->usage[i].collection_index =
 262                         parser->local.collection_index[j];
 263         }
 264
 265         field->maxusage = usages;
 266         field->flags = flags;
 267         field->report_offset = offset;
 268         field->report_type = report_type;
 269         field->report_size = parser->global.report_size;
 270         field->report_count = parser->global.report_count;
 271         field->logical_minimum = parser->global.logical_minimum;
 272         field->logical_maximum = parser->global.logical_maximum;
 273         field->physical_minimum = parser->global.physical_minimum;
 274         field->physical_maximum = parser->global.physical_maximum;
 275         field->unit_exponent = parser->global.unit_exponent;
 276         field->unit = parser->global.unit;
 277
 278         return 0;
 279 }
 280
 281 /*
 282  * Read data value from item.
 283  */
 284
 285 static u32 item_udata(struct hid_item *item)
 286 {
 287         switch (item->size) {
 288         case 1: return item->data.u8;
 289         case 2: return item->data.u16;
 290         case 4: return item->data.u32;
 291         }
 292         return 0;
 293 }
 294
 295 static s32 item_sdata(struct hid_item *item)
 296 {
 297         switch (item->size) {
 298         case 1: return item->data.s8;
 299         case 2: return item->data.s16;
 300         case 4: return item->data.s32;
 301         }
 302         return 0;
 303 }
 304
 305 /*
 306  * Process a global item.
 307  */
 308
 309 static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
 310 {
 311         switch (item->tag) {
 312         case HID_GLOBAL_ITEM_TAG_PUSH:
 313
 314                 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
 315                         hid_err(parser->device, "global environment stack overflow\n");
 316                         return -1;
 317                 }
 318
 319                 memcpy(parser->global_stack + parser->global_stack_ptr++,
 320                         &parser->global, sizeof(struct hid_global));
 321                 return 0;
 322
 323         case HID_GLOBAL_ITEM_TAG_POP:
 324
 325                 if (!parser->global_stack_ptr) {
 326                         hid_err(parser->device, "global environment stack underflow\n");
 327                         return -1;
 328                 }
 329
 330                 memcpy(&parser->global, parser->global_stack +
 331                         --parser->global_stack_ptr, sizeof(struct hid_global));
 332                 return 0;
 333
 334         case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
 335                 parser->global.usage_page = item_udata(item);
 336                 return 0;
 337
 338         case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
 339                 parser->global.logical_minimum = item_sdata(item);
 340                 return 0;
 341
 342         case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
 343                 if (parser->global.logical_minimum < 0)
 344                         parser->global.logical_maximum = item_sdata(item);
 345                 else
 346                         parser->global.logical_maximum = item_udata(item);
 347                 return 0;
 348
 349         case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
 350                 parser->global.physical_minimum = item_sdata(item);
 351                 return 0;
 352
 353         case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
 354                 if (parser->global.physical_minimum < 0)
 355                         parser->global.physical_maximum = item_sdata(item);
 356                 else
 357                         parser->global.physical_maximum = item_udata(item);
 358                 return 0;
 359
 360         case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
 361                 parser->global.unit_exponent = item_sdata(item);
 362                 return 0;
 363
 364         case HID_GLOBAL_ITEM_TAG_UNIT:
 365                 parser->global.unit = item_udata(item);
 366                 return 0;
 367
 368         case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
 369                 parser->global.report_size = item_udata(item);
 370                 if (parser->global.report_size > 96) {
 371                         hid_err(parser->device, "invalid report_size %d\n",
 372                                         parser->global.report_size);
 373                         return -1;
 374                 }
 375                 return 0;
 376
 377         case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
 378                 parser->global.report_count = item_udata(item);
 379                 if (parser->global.report_count > HID_MAX_USAGES) {
 380                         hid_err(parser->device, "invalid report_count %d\n",
 381                                         parser->global.report_count);
 382                         return -1;
 383                 }
 384                 return 0;
 385
 386         case HID_GLOBAL_ITEM_TAG_REPORT_ID:
 387                 parser->global.report_id = item_udata(item);
 388                 if (parser->global.report_id == 0) {
 389                         hid_err(parser->device, "report_id 0 is invalid\n");
 390                         return -1;
 391                 }
 392                 return 0;
 393
 394         default:
 395                 hid_err(parser->device, "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                                 hid_err(parser->device, "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                                 hid_err(parser->device, "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                 hid_err(parser->device, "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 < 256; 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                         hid_err(device, "unexpected long global item\n");
 687                         goto err;
 688                 }
 689
 690                 if (dispatch_type[item.type](parser, &item)) {
 691                         hid_err(device, "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                                 hid_err(device, "unbalanced collection at end of report description\n");
 700                                 goto err;
 701                         }
 702                         if (parser->local.delimiter_depth) {
 703                                 hid_err(device, "unbalanced delimiter at end of report description\n");
 704                                 goto err;
 705                         }
 706                         vfree(parser);
 707                         return 0;
 708                 }
 709         }
 710
 711         hid_err(device, "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 /*
 719  * Convert a signed n-bit integer to signed 32-bit integer. Common
 720  * cases are done through the compiler, the screwed things has to be
 721  * done by hand.
 722  */
 723
 724 static s32 snto32(__u32 value, unsigned n)
 725 {
 726         switch (n) {
 727         case 8:  return ((__s8)value);
 728         case 16: return ((__s16)value);
 729         case 32: return ((__s32)value);
 730         }
 731         return value & (1 << (n - 1)) ? value | (-1 << n) : value;
 732 }
 733
 734 /*
 735  * Convert a signed 32-bit integer to a signed n-bit integer.
 736  */
 737
 738 static u32 s32ton(__s32 value, unsigned n)
 739 {
 740         s32 a = value >> (n - 1);
 741         if (a && a != -1)
 742                 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
 743         return value & ((1 << n) - 1);
 744 }
 745
 746 /*
 747  * Extract/implement a data field from/to a little endian report (bit array).
 748  *
 749  * Code sort-of follows HID spec:
 750  *     http://www.usb.org/developers/devclass_docs/HID1_11.pdf
 751  *
 752  * While the USB HID spec allows unlimited length bit fields in "report
 753  * descriptors", most devices never use more than 16 bits.
 754  * One model of UPS is claimed to report "LINEV" as a 32-bit field.
 755  * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
 756  */
 757
 758 static __u32 extract(const struct hid_device *hid, __u8 *report,
 759                      unsigned offset, unsigned n)
 760 {
 761         u64 x;
 762
 763         if (n > 32)
 764                 hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n",
 765                          n, current->comm);
 766
 767         report += offset >> 3;  /* adjust byte index */
 768         offset &= 7;            /* now only need bit offset into one byte */
 769         x = get_unaligned_le64(report);
 770         x = (x >> offset) & ((1ULL << n) - 1);  /* extract bit field */
 771         return (u32) x;
 772 }
 773
 774 /*
 775  * "implement" : set bits in a little endian bit stream.
 776  * Same concepts as "extract" (see comments above).
 777  * The data mangled in the bit stream remains in little endian
 778  * order the whole time. It make more sense to talk about
 779  * endianness of register values by considering a register
 780  * a "cached" copy of the little endiad bit stream.
 781  */
 782 static void implement(const struct hid_device *hid, __u8 *report,
 783                       unsigned offset, unsigned n, __u32 value)
 784 {
 785         u64 x;
 786         u64 m = (1ULL << n) - 1;
 787
 788         if (n > 32)
 789                 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
 790                          __func__, n, current->comm);
 791
 792         if (value > m)
 793                 hid_warn(hid, "%s() called with too large value %d! (%s)\n",
 794                          __func__, value, current->comm);
 795         WARN_ON(value > m);
 796         value &= m;
 797
 798         report += offset >> 3;
 799         offset &= 7;
 800
 801         x = get_unaligned_le64(report);
 802         x &= ~(m << offset);
 803         x |= ((u64)value) << offset;
 804         put_unaligned_le64(x, report);
 805 }
 806
 807 /*
 808  * Search an array for a value.
 809  */
 810
 811 static int search(__s32 *array, __s32 value, unsigned n)
 812 {
 813         while (n--) {
 814                 if (*array++ == value)
 815                         return 0;
 816         }
 817         return -1;
 818 }
 819
 820 /**
 821  * hid_match_report - check if driver's raw_event should be called
 822  *
 823  * @hid: hid device
 824  * @report_type: type to match against
 825  *
 826  * compare hid->driver->report_table->report_type to report->type
 827  */
 828 static int hid_match_report(struct hid_device *hid, struct hid_report *report)
 829 {
 830         const struct hid_report_id *id = hid->driver->report_table;
 831
 832         if (!id) /* NULL means all */
 833                 return 1;
 834
 835         for (; id->report_type != HID_TERMINATOR; id++)
 836                 if (id->report_type == HID_ANY_ID ||
 837                                 id->report_type == report->type)
 838                         return 1;
 839         return 0;
 840 }
 841
 842 /**
 843  * hid_match_usage - check if driver's event should be called
 844  *
 845  * @hid: hid device
 846  * @usage: usage to match against
 847  *
 848  * compare hid->driver->usage_table->usage_{type,code} to
 849  * usage->usage_{type,code}
 850  */
 851 static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
 852 {
 853         const struct hid_usage_id *id = hid->driver->usage_table;
 854
 855         if (!id) /* NULL means all */
 856                 return 1;
 857
 858         for (; id->usage_type != HID_ANY_ID - 1; id++)
 859                 if ((id->usage_hid == HID_ANY_ID ||
 860                                 id->usage_hid == usage->hid) &&
 861                                 (id->usage_type == HID_ANY_ID ||
 862                                 id->usage_type == usage->type) &&
 863                                 (id->usage_code == HID_ANY_ID ||
 864                                  id->usage_code == usage->code))
 865                         return 1;
 866         return 0;
 867 }
 868
 869 static void hid_process_event(struct hid_device *hid, struct hid_field *field,
 870                 struct hid_usage *usage, __s32 value, int interrupt)
 871 {
 872         struct hid_driver *hdrv = hid->driver;
 873         int ret;
 874
 875         hid_dump_input(hid, usage, value);
 876
 877         if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
 878                 ret = hdrv->event(hid, field, usage, value);
 879                 if (ret != 0) {
 880                         if (ret < 0)
 881                                 hid_err(hid, "%s's event failed with %d\n",
 882                                                 hdrv->name, ret);
 883                         return;
 884                 }
 885         }
 886
 887         if (hid->claimed & HID_CLAIMED_INPUT)
 888                 hidinput_hid_event(hid, field, usage, value);
 889         if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
 890                 hid->hiddev_hid_event(hid, field, usage, value);
 891 }
 892
 893 /*
 894  * Analyse a received field, and fetch the data from it. The field
 895  * content is stored for next report processing (we do differential
 896  * reporting to the layer).
 897  */
 898
 899 static void hid_input_field(struct hid_device *hid, struct hid_field *field,
 900                             __u8 *data, int interrupt)
 901 {
 902         unsigned n;
 903         unsigned count = field->report_count;
 904         unsigned offset = field->report_offset;
 905         unsigned size = field->report_size;
 906         __s32 min = field->logical_minimum;
 907         __s32 max = field->logical_maximum;
 908         __s32 *value;
 909
 910         value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
 911         if (!value)
 912                 return;
 913
 914         for (n = 0; n < count; n++) {
 915
 916                 value[n] = min < 0 ?
 917                         snto32(extract(hid, data, offset + n * size, size),
 918                                size) :
 919                         extract(hid, data, offset + n * size, size);
 920
 921                 /* Ignore report if ErrorRollOver */
 922                 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
 923                     value[n] >= min && value[n] <= max &&
 924                     field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
 925                         goto exit;
 926         }
 927
 928         for (n = 0; n < count; n++) {
 929
 930                 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
 931                         hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
 932                         continue;
 933                 }
 934
 935                 if (field->value[n] >= min && field->value[n] <= max
 936                         && field->usage[field->value[n] - min].hid
 937                         && search(value, field->value[n], count))
 938                                 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
 939
 940                 if (value[n] >= min && value[n] <= max
 941                         && field->usage[value[n] - min].hid
 942                         && search(field->value, value[n], count))
 943                                 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
 944         }
 945
 946         memcpy(field->value, value, count * sizeof(__s32));
 947 exit:
 948         kfree(value);
 949 }
 950
 951 /*
 952  * Output the field into the report.
 953  */
 954
 955 static void hid_output_field(const struct hid_device *hid,
 956                              struct hid_field *field, __u8 *data)
 957 {
 958         unsigned count = field->report_count;
 959         unsigned offset = field->report_offset;
 960         unsigned size = field->report_size;
 961         unsigned n;
 962
 963         for (n = 0; n < count; n++) {
 964                 if (field->logical_minimum < 0) /* signed values */
 965                         implement(hid, data, offset + n * size, size,
 966                                   s32ton(field->value[n], size));
 967                 else                            /* unsigned values */
 968                         implement(hid, data, offset + n * size, size,
 969                                   field->value[n]);
 970         }
 971 }
 972
 973 /*
 974  * Create a report.
 975  */
 976
 977 void hid_output_report(struct hid_report *report, __u8 *data)
 978 {
 979         unsigned n;
 980
 981         if (report->id > 0)
 982                 *data++ = report->id;
 983
 984         memset(data, 0, ((report->size - 1) >> 3) + 1);
 985         for (n = 0; n < report->maxfield; n++)
 986                 hid_output_field(report->device, report->field[n], data);
 987 }
 988 EXPORT_SYMBOL_GPL(hid_output_report);
 989
 990 /*
 991  * Set a field value. The report this field belongs to has to be
 992  * created and transferred to the device, to set this value in the
 993  * device.
 994  */
 995
 996 int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
 997 {
 998         unsigned size = field->report_size;
 999
1000         hid_dump_input(field->report->device, field->usage + offset, value);
1001
1002         if (offset >= field->report_count) {
1003                 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1004                                 offset, field->report_count);
1005                 return -1;
1006         }
1007         if (field->logical_minimum < 0) {
1008                 if (value != snto32(s32ton(value, size), size)) {
1009                         hid_err(field->report->device, "value %d is out of range\n", value);
1010                         return -1;
1011                 }
1012         }
1013         field->value[offset] = value;
1014         return 0;
1015 }
1016 EXPORT_SYMBOL_GPL(hid_set_field);
1017
1018 static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1019                 const u8 *data)
1020 {
1021         struct hid_report *report;
1022         unsigned int n = 0;     /* Normally report number is 0 */
1023
1024         /* Device uses numbered reports, data[0] is report number */
1025         if (report_enum->numbered)
1026                 n = *data;
1027
1028         report = report_enum->report_id_hash[n];
1029         if (report == NULL)
1030                 dbg_hid("undefined report_id %u received\n", n);
1031
1032         return report;
1033 }
1034
1035 void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
1036                 int interrupt)
1037 {
1038         struct hid_report_enum *report_enum = hid->report_enum + type;
1039         struct hid_report *report;
1040         unsigned int a;
1041         int rsize, csize = size;
1042         u8 *cdata = data;
1043
1044         report = hid_get_report(report_enum, data);
1045         if (!report)
1046                 return;
1047
1048         if (report_enum->numbered) {
1049                 cdata++;
1050                 csize--;
1051         }
1052
1053         rsize = ((report->size - 1) >> 3) + 1;
1054
1055         if (rsize > HID_MAX_BUFFER_SIZE)
1056                 rsize = HID_MAX_BUFFER_SIZE;
1057
1058         if (csize < rsize) {
1059                 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1060                                 csize, rsize);
1061                 memset(cdata + csize, 0, rsize - csize);
1062         }
1063
1064         if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1065                 hid->hiddev_report_event(hid, report);
1066         if (hid->claimed & HID_CLAIMED_HIDRAW)
1067                 hidraw_report_event(hid, data, size);
1068
1069         for (a = 0; a < report->maxfield; a++)
1070                 hid_input_field(hid, report->field[a], cdata, interrupt);
1071
1072         if (hid->claimed & HID_CLAIMED_INPUT)
1073                 hidinput_report_event(hid, report);
1074 }
1075 EXPORT_SYMBOL_GPL(hid_report_raw_event);
1076
1077 /**
1078  * hid_input_report - report data from lower layer (usb, bt...)
1079  *
1080  * @hid: hid device
1081  * @type: HID report type (HID_*_REPORT)
1082  * @data: report contents
1083  * @size: size of data parameter
1084  * @interrupt: distinguish between interrupt and control transfers
1085  *
1086  * This is data entry for lower layers.
1087  */
1088 int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1089 {
1090         struct hid_report_enum *report_enum;
1091         struct hid_driver *hdrv;
1092         struct hid_report *report;
1093         char *buf;
1094         unsigned int i;
1095         int ret = 0;
1096
1097         if (!hid)
1098                 return -ENODEV;
1099
1100         if (down_trylock(&hid->driver_lock))
1101                 return -EBUSY;
1102
1103         if (!hid->driver) {
1104                 ret = -ENODEV;
1105                 goto unlock;
1106         }
1107         report_enum = hid->report_enum + type;
1108         hdrv = hid->driver;
1109
1110         if (!size) {
1111                 dbg_hid("empty report\n");
1112                 ret = -1;
1113                 goto unlock;
1114         }
1115
1116         buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC);
1117
1118         if (!buf)
1119                 goto nomem;
1120
1121         /* dump the report */
1122         snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1123                         "\nreport (size %u) (%snumbered) = ", size, report_enum->numbered ? "" : "un");
1124         hid_debug_event(hid, buf);
1125
1126         for (i = 0; i < size; i++) {
1127                 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1128                                 " %02x", data[i]);
1129                 hid_debug_event(hid, buf);
1130         }
1131         hid_debug_event(hid, "\n");
1132         kfree(buf);
1133
1134 nomem:
1135         report = hid_get_report(report_enum, data);
1136
1137         if (!report) {
1138                 ret = -1;
1139                 goto unlock;
1140         }
1141
1142         if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1143                 ret = hdrv->raw_event(hid, report, data, size);
1144                 if (ret != 0) {
1145                         ret = ret < 0 ? ret : 0;
1146                         goto unlock;
1147                 }
1148         }
1149
1150         hid_report_raw_event(hid, type, data, size, interrupt);
1151
1152 unlock:
1153         up(&hid->driver_lock);
1154         return ret;
1155 }
1156 EXPORT_SYMBOL_GPL(hid_input_report);
1157
1158 static bool hid_match_one_id(struct hid_device *hdev,
1159                 const struct hid_device_id *id)
1160 {
1161         return id->bus == hdev->bus &&
1162                 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1163                 (id->product == HID_ANY_ID || id->product == hdev->product);
1164 }
1165
1166 const struct hid_device_id *hid_match_id(struct hid_device *hdev,
1167                 const struct hid_device_id *id)
1168 {
1169         for (; id->bus; id++)
1170                 if (hid_match_one_id(hdev, id))
1171                         return id;
1172
1173         return NULL;
1174 }
1175
1176 static const struct hid_device_id hid_hiddev_list[] = {
1177         { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1178         { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
1179         { }
1180 };
1181
1182 static bool hid_hiddev(struct hid_device *hdev)
1183 {
1184         return !!hid_match_id(hdev, hid_hiddev_list);
1185 }
1186
1187
1188 static ssize_t
1189 read_report_descriptor(struct file *filp, struct kobject *kobj,
1190                 struct bin_attribute *attr,
1191                 char *buf, loff_t off, size_t count)
1192 {
1193         struct device *dev = container_of(kobj, struct device, kobj);
1194         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1195
1196         if (off >= hdev->rsize)
1197                 return 0;
1198
1199         if (off + count > hdev->rsize)
1200                 count = hdev->rsize - off;
1201
1202         memcpy(buf, hdev->rdesc + off, count);
1203
1204         return count;
1205 }
1206
1207 static struct bin_attribute dev_bin_attr_report_desc = {
1208         .attr = { .name = "report_descriptor", .mode = 0444 },
1209         .read = read_report_descriptor,
1210         .size = HID_MAX_DESCRIPTOR_SIZE,
1211 };
1212
1213 int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1214 {
1215         static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1216                 "Joystick", "Gamepad", "Keyboard", "Keypad",
1217                 "Multi-Axis Controller"
1218         };
1219         const char *type, *bus;
1220         char buf[64];
1221         unsigned int i;
1222         int len;
1223         int ret;
1224
1225         if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1226                 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
1227         if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1228                 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
1229         if (hdev->bus != BUS_USB)
1230                 connect_mask &= ~HID_CONNECT_HIDDEV;
1231         if (hid_hiddev(hdev))
1232                 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
1233
1234         if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1235                                 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1236                 hdev->claimed |= HID_CLAIMED_INPUT;
1237         if (hdev->quirks & HID_QUIRK_MULTITOUCH) {
1238                 /* this device should be handled by hid-multitouch, skip it */
1239                 return -ENODEV;
1240         }
1241
1242         if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1243                         !hdev->hiddev_connect(hdev,
1244                                 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1245                 hdev->claimed |= HID_CLAIMED_HIDDEV;
1246         if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1247                 hdev->claimed |= HID_CLAIMED_HIDRAW;
1248
1249         if (!hdev->claimed) {
1250                 hid_err(hdev, "claimed by neither input, hiddev nor hidraw\n");
1251                 return -ENODEV;
1252         }
1253
1254         if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1255                         (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1256                 hdev->ff_init(hdev);
1257
1258         len = 0;
1259         if (hdev->claimed & HID_CLAIMED_INPUT)
1260                 len += sprintf(buf + len, "input");
1261         if (hdev->claimed & HID_CLAIMED_HIDDEV)
1262                 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1263                                 hdev->minor);
1264         if (hdev->claimed & HID_CLAIMED_HIDRAW)
1265                 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1266                                 ((struct hidraw *)hdev->hidraw)->minor);
1267
1268         type = "Device";
1269         for (i = 0; i < hdev->maxcollection; i++) {
1270                 struct hid_collection *col = &hdev->collection[i];
1271                 if (col->type == HID_COLLECTION_APPLICATION &&
1272                    (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1273                    (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1274                         type = types[col->usage & 0xffff];
1275                         break;
1276                 }
1277         }
1278
1279         switch (hdev->bus) {
1280         case BUS_USB:
1281                 bus = "USB";
1282                 break;
1283         case BUS_BLUETOOTH:
1284                 bus = "BLUETOOTH";
1285                 break;
1286         default:
1287                 bus = "<UNKNOWN>";
1288         }
1289
1290         ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1291         if (ret)
1292                 hid_warn(hdev,
1293                          "can't create sysfs report descriptor attribute err: %d\n", ret);
1294
1295         hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1296                  buf, bus, hdev->version >> 8, hdev->version & 0xff,
1297                  type, hdev->name, hdev->phys);
1298
1299         return 0;
1300 }
1301 EXPORT_SYMBOL_GPL(hid_connect);
1302
1303 void hid_disconnect(struct hid_device *hdev)
1304 {
1305         device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1306         if (hdev->claimed & HID_CLAIMED_INPUT)
1307                 hidinput_disconnect(hdev);
1308         if (hdev->claimed & HID_CLAIMED_HIDDEV)
1309                 hdev->hiddev_disconnect(hdev);
1310         if (hdev->claimed & HID_CLAIMED_HIDRAW)
1311                 hidraw_disconnect(hdev);
1312 }
1313 EXPORT_SYMBOL_GPL(hid_disconnect);
1314
1315 /* a list of devices for which there is a specialized driver on HID bus */
1316 static const struct hid_device_id hid_have_special_driver[] = {
1317         { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M1968) },
1318         { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M2256) },
1319         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1320         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
1321         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
1322         { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
1323         { HID_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR, USB_DEVICE_ID_ACTIONSTAR_1011) },
1324         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL) },
1325         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1326         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
1327         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
1328         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
1329         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1330         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1331         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1332         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1333         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1334         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1335         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1336         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1337         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1338         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1339         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
1340         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1341         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1342         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
1343         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1344         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1345         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1346         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1347         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1348         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
1349         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1350         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1351         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
1352         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1353         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1354         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1355         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1356         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1357         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
1358         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1359         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1360         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
1361         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1362         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1363         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1364         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1365         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1366         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
1367         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1368         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1369         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
1370         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1371         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1372         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
1373         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1374         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1375         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
1376         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1377         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1378         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
1379         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1380         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1381         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
1382         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1383         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1384         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
1385         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
1386         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1387         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
1388         { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT) },
1389         { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
1390         { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
1391         { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
1392         { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
1393         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
1394         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
1395         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) },
1396         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
1397         { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
1398         { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1399         { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
1400         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
1401         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
1402         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
1403         { HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
1404         { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
1405         { HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, USB_DEVICE_ID_CVTOUCH_SCREEN) },
1406         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1407         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
1408         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
1409         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
1410         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_TRUETOUCH) },
1411         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
1412         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
1413         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
1414         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
1415         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
1416         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) },
1417         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) },
1418         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
1419         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
1420         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
1421         { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
1422         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
1423         { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2515) },
1424         { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1425         { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
1426         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_FRUCTEL, USB_DEVICE_ID_GAMETEL_MT_MODE) },
1427         { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
1428         { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
1429         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
1430         { HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, USB_DEVICE_ID_GOODTOUCH_000f) },
1431         { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
1432         { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
1433         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1434         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
1435         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
1436         { HID_USB_DEVICE(USB_VENDOR_ID_HANVON, USB_DEVICE_ID_HANVON_MULTITOUCH) },
1437         { HID_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
1438         { HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM, USB_DEVICE_ID_IDEACOM_IDC6650) },
1439         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
1440         { HID_USB_DEVICE(USB_VENDOR_ID_ILITEK, USB_DEVICE_ID_ILITEK_MULTITOUCH) },
1441         { HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS, USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
1442         { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
1443         { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
1444         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
1445         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
1446         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
1447         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
1448         { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
1449         { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
1450         { HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MULTITOUCH) },
1451         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1452         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1453         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1454         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
1455         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1456         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1457         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
1458         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1459         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
1460         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
1461         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
1462         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
1463         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1464         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
1465         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
1466         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
1467         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
1468         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
1469         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1470         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
1471         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
1472         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
1473         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
1474         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
1475 #if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
1476         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1477         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
1478 #endif
1479         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
1480         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
1481         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1482         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
1483         { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH) },
1484         { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH_DUAL) },
1485         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1486         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
1487         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
1488         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1489         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
1490         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1491         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
1492         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
1493         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
1494         { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
1495         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
1496         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1497         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1498         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1499         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1500         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
1501         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
1502         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
1503         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
1504         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
1505         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
1506         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
1507         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
1508         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
1509         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
1510         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
1511         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
1512         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
1513         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
1514         { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
1515         { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
1516         { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT780) },
1517         { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT880) },
1518         { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_PCI) },
1519         { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
1520         { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
1521         { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) },
1522         { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
1523         { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
1524         { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) },
1525         { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN) },
1526         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
1527         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
1528         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
1529         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
1530         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
1531         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
1532         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
1533         { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
1534         { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
1535         { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
1536         { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
1537         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
1538         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
1539         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
1540         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
1541         { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, USB_DEVICE_ID_MTP) },
1542         { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, USB_DEVICE_ID_MTP_STM) },
1543         { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, USB_DEVICE_ID_MTP_SITRONIX) },
1544         { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
1545         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
1546         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
1547         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
1548         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
1549         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
1550         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
1551         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
1552         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
1553         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
1554         { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
1555         { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
1556         { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
1557         { HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
1558         { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
1559         { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
1560         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
1561         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
1562         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
1563         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
1564         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
1565         { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
1566         { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
1567         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
1568         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
1569         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
1570         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
1571         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
1572         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
1573         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
1574         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
1575         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
1576         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
1577         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
1578         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
1579         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
1580         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
1581         { HID_USB_DEVICE(USB_VENDOR_ID_XAT, USB_DEVICE_ID_XAT_CSR) },
1582         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX) },
1583         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX) },
1584         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR) },
1585         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX1) },
1586         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX1) },
1587         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR1) },
1588         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX2) },
1589         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX2) },
1590         { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR2) },
1591         { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
1592         { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
1593         { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
1594         { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
1595
1596         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
1597         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
1598         { }
1599 };
1600
1601 struct hid_dynid {
1602         struct list_head list;
1603         struct hid_device_id id;
1604 };
1605
1606 /**
1607  * store_new_id - add a new HID device ID to this driver and re-probe devices
1608  * @driver: target device driver
1609  * @buf: buffer for scanning device ID data
1610  * @count: input size
1611  *
1612  * Adds a new dynamic hid device ID to this driver,
1613  * and causes the driver to probe for all devices again.
1614  */
1615 static ssize_t store_new_id(struct device_driver *drv, const char *buf,
1616                 size_t count)
1617 {
1618         struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1619         struct hid_dynid *dynid;
1620         __u32 bus, vendor, product;
1621         unsigned long driver_data = 0;
1622         int ret;
1623
1624         ret = sscanf(buf, "%x %x %x %lx",
1625                         &bus, &vendor, &product, &driver_data);
1626         if (ret < 3)
1627                 return -EINVAL;
1628
1629         dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
1630         if (!dynid)
1631                 return -ENOMEM;
1632
1633         dynid->id.bus = bus;
1634         dynid->id.vendor = vendor;
1635         dynid->id.product = product;
1636         dynid->id.driver_data = driver_data;
1637
1638         spin_lock(&hdrv->dyn_lock);
1639         list_add_tail(&dynid->list, &hdrv->dyn_list);
1640         spin_unlock(&hdrv->dyn_lock);
1641
1642         ret = driver_attach(&hdrv->driver);
1643
1644         return ret ? : count;
1645 }
1646 static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
1647
1648 static void hid_free_dynids(struct hid_driver *hdrv)
1649 {
1650         struct hid_dynid *dynid, *n;
1651
1652         spin_lock(&hdrv->dyn_lock);
1653         list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
1654                 list_del(&dynid->list);
1655                 kfree(dynid);
1656         }
1657         spin_unlock(&hdrv->dyn_lock);
1658 }
1659
1660 static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
1661                 struct hid_driver *hdrv)
1662 {
1663         struct hid_dynid *dynid;
1664
1665         spin_lock(&hdrv->dyn_lock);
1666         list_for_each_entry(dynid, &hdrv->dyn_list, list) {
1667                 if (hid_match_one_id(hdev, &dynid->id)) {
1668                         spin_unlock(&hdrv->dyn_lock);
1669                         return &dynid->id;
1670                 }
1671         }
1672         spin_unlock(&hdrv->dyn_lock);
1673
1674         return hid_match_id(hdev, hdrv->id_table);
1675 }
1676
1677 static int hid_bus_match(struct device *dev, struct device_driver *drv)
1678 {
1679         struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1680         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1681
1682         if ((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
1683                 !strncmp(hdrv->name, "hid-multitouch", 14))
1684                 return 1;
1685
1686         if (!hid_match_device(hdev, hdrv))
1687                 return 0;
1688
1689         /* generic wants all that don't have specialized driver */
1690         if (!strncmp(hdrv->name, "generic-", 8) && !hid_ignore_special_drivers)
1691                 return !hid_match_id(hdev, hid_have_special_driver);
1692
1693         return 1;
1694 }
1695
1696 static int hid_device_probe(struct device *dev)
1697 {
1698         struct hid_driver *hdrv = container_of(dev->driver,
1699                         struct hid_driver, driver);
1700         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1701         const struct hid_device_id *id;
1702         int ret = 0;
1703
1704         if (down_interruptible(&hdev->driver_lock))
1705                 return -EINTR;
1706
1707         if (!hdev->driver) {
1708                 id = hid_match_device(hdev, hdrv);
1709                 if (id == NULL) {
1710                         if (!((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
1711                                 !strncmp(hdrv->name, "hid-multitouch", 14))) {
1712                                 ret = -ENODEV;
1713                                 goto unlock;
1714                         }
1715                 }
1716
1717                 hdev->driver = hdrv;
1718                 if (hdrv->probe) {
1719                         ret = hdrv->probe(hdev, id);
1720                 } else { /* default probe */
1721                         ret = hid_parse(hdev);
1722                         if (!ret)
1723                                 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
1724                 }
1725                 if (ret)
1726                         hdev->driver = NULL;
1727         }
1728 unlock:
1729         up(&hdev->driver_lock);
1730         return ret;
1731 }
1732
1733 static int hid_device_remove(struct device *dev)
1734 {
1735         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1736         struct hid_driver *hdrv;
1737
1738         if (down_interruptible(&hdev->driver_lock))
1739                 return -EINTR;
1740
1741         hdrv = hdev->driver;
1742         if (hdrv) {
1743                 if (hdrv->remove)
1744                         hdrv->remove(hdev);
1745                 else /* default remove */
1746                         hid_hw_stop(hdev);
1747                 hdev->driver = NULL;
1748         }
1749
1750         up(&hdev->driver_lock);
1751         return 0;
1752 }
1753
1754 static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
1755 {
1756         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1757
1758         if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
1759                         hdev->bus, hdev->vendor, hdev->product))
1760                 return -ENOMEM;
1761
1762         if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
1763                 return -ENOMEM;
1764
1765         if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
1766                 return -ENOMEM;
1767
1768         if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
1769                 return -ENOMEM;
1770
1771         if (add_uevent_var(env, "MODALIAS=hid:b%04Xv%08Xp%08X",
1772                         hdev->bus, hdev->vendor, hdev->product))
1773                 return -ENOMEM;
1774
1775         return 0;
1776 }
1777
1778 static struct bus_type hid_bus_type = {
1779         .name           = "hid",
1780         .match          = hid_bus_match,
1781         .probe          = hid_device_probe,
1782         .remove         = hid_device_remove,
1783         .uevent         = hid_uevent,
1784 };
1785
1786 /* a list of devices that shouldn't be handled by HID core at all */
1787 static const struct hid_device_id hid_ignore_list[] = {
1788         { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
1789         { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
1790         { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
1791         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
1792         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
1793         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
1794         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
1795         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
1796         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
1797         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
1798         { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
1799         { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
1800         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
1801         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
1802         { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
1803         { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
1804         { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
1805         { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
1806         { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
1807         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
1808         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
1809         { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
1810         { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
1811         { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
1812         { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
1813         { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) },
1814         { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
1815         { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
1816         { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
1817         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
1818         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
1819         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
1820         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30) },
1821         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30) },
1822         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT) },
1823         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT) },
1824         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT) },
1825         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT) },
1826         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT) },
1827         { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL) },
1828         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
1829         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
1830         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
1831         { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
1832         { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
1833         { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
1834         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
1835         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
1836         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
1837         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
1838         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
1839         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
1840         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
1841         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
1842         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
1843         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
1844         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
1845         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
1846         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
1847         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
1848         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
1849         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
1850         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
1851         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
1852         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
1853         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
1854         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
1855         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
1856         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
1857         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
1858         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
1859         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
1860         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
1861         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
1862         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
1863         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
1864         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
1865         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
1866         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
1867         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
1868         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
1869         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
1870         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
1871         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
1872         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
1873         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
1874         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
1875         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
1876         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
1877         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
1878         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
1879         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
1880         { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
1881         { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
1882         { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
1883         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
1884         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
1885         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
1886         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
1887         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
1888         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
1889         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
1890         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
1891         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
1892         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
1893         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
1894         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
1895         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
1896         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
1897         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
1898         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
1899         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
1900         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
1901         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
1902         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
1903         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
1904         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
1905         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
1906         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
1907         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
1908         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
1909         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
1910         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
1911         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
1912         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
1913         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
1914         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
1915         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
1916         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
1917         { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
1918         { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
1919         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
1920         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
1921         { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
1922         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
1923         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
1924         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
1925         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
1926         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
1927         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
1928         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
1929         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
1930         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
1931         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
1932         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
1933         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
1934         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
1935         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
1936         { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
1937         { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
1938 #if defined(CONFIG_MOUSE_SYNAPTICS_USB) || defined(CONFIG_MOUSE_SYNAPTICS_USB_MODULE)
1939         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
1940         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
1941         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
1942         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
1943         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
1944         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
1945         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
1946         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
1947 #endif
1948         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
1949         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
1950         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
1951         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
1952         { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
1953         { HID_USB_DEVICE(USB_VENDOR_ID_WACOM, HID_ANY_ID) },
1954         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) },
1955         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
1956         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
1957         { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
1958         { }
1959 };
1960
1961 /**
1962  * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
1963  *
1964  * There are composite devices for which we want to ignore only a certain
1965  * interface. This is a list of devices for which only the mouse interface will
1966  * be ignored. This allows a dedicated driver to take care of the interface.
1967  */
1968 static const struct hid_device_id hid_mouse_ignore_list[] = {
1969         /* appletouch driver */
1970         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1971         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1972         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1973         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1974         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1975         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1976         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1977         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1978         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1979         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1980         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
1981         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1982         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1983         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
1984         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1985         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1986         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1987         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1988         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1989         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
1990         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1991         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1992         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
1993         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1994         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1995         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1996         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1997         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1998         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
1999         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2000         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2001         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
2002         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2003         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2004         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
2005         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2006         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2007         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2008         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2009         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2010         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
2011         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2012         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2013         { }
2014 };
2015
2016 static bool hid_ignore(struct hid_device *hdev)
2017 {
2018         switch (hdev->vendor) {
2019         case USB_VENDOR_ID_CODEMERCS:
2020                 /* ignore all Code Mercenaries IOWarrior devices */
2021                 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2022                                 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2023                         return true;
2024                 break;
2025         case USB_VENDOR_ID_LOGITECH:
2026                 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2027                                 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2028                         return true;
2029                 /*
2030                  * The Keene FM transmitter USB device has the same USB ID as
2031                  * the Logitech AudioHub Speaker, but it should ignore the hid.
2032                  * Check if the name is that of the Keene device.
2033                  * For reference: the name of the AudioHub is
2034                  * "HOLTEK  AudioHub Speaker".
2035                  */
2036                 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2037                         !strcmp(hdev->name, "HOLTEK  B-LINK USB Audio  "))
2038                                 return true;
2039                 break;
2040         case USB_VENDOR_ID_SOUNDGRAPH:
2041                 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2042                     hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2043                         return true;
2044                 break;
2045         case USB_VENDOR_ID_HANWANG:
2046                 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2047                     hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2048                         return true;
2049                 break;
2050         case USB_VENDOR_ID_JESS:
2051                 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2052                                 hdev->type == HID_TYPE_USBNONE)
2053                         return true;
2054         break;
2055         }
2056
2057         if (hdev->type == HID_TYPE_USBMOUSE &&
2058                         hid_match_id(hdev, hid_mouse_ignore_list))
2059                 return true;
2060
2061         return !!hid_match_id(hdev, hid_ignore_list);
2062 }
2063
2064 int hid_add_device(struct hid_device *hdev)
2065 {
2066         static atomic_t id = ATOMIC_INIT(0);
2067         int ret;
2068
2069         if (WARN_ON(hdev->status & HID_STAT_ADDED))
2070                 return -EBUSY;
2071
2072         /* we need to kill them here, otherwise they will stay allocated to
2073          * wait for coming driver */
2074         if (!(hdev->quirks & HID_QUIRK_NO_IGNORE)
2075             && (hid_ignore(hdev) || (hdev->quirks & HID_QUIRK_IGNORE)))
2076                 return -ENODEV;
2077
2078         /* XXX hack, any other cleaner solution after the driver core
2079          * is converted to allow more than 20 bytes as the device name? */
2080         dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2081                      hdev->vendor, hdev->product, atomic_inc_return(&id));
2082
2083         hid_debug_register(hdev, dev_name(&hdev->dev));
2084         ret = device_add(&hdev->dev);
2085         if (!ret)
2086                 hdev->status |= HID_STAT_ADDED;
2087         else
2088                 hid_debug_unregister(hdev);
2089
2090         return ret;
2091 }
2092 EXPORT_SYMBOL_GPL(hid_add_device);
2093
2094 /**
2095  * hid_allocate_device - allocate new hid device descriptor
2096  *
2097  * Allocate and initialize hid device, so that hid_destroy_device might be
2098  * used to free it.
2099  *
2100  * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2101  * error value.
2102  */
2103 struct hid_device *hid_allocate_device(void)
2104 {
2105         struct hid_device *hdev;
2106         unsigned int i;
2107         int ret = -ENOMEM;
2108
2109         hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2110         if (hdev == NULL)
2111                 return ERR_PTR(ret);
2112
2113         device_initialize(&hdev->dev);
2114         hdev->dev.release = hid_device_release;
2115         hdev->dev.bus = &hid_bus_type;
2116
2117         hdev->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
2118                         sizeof(struct hid_collection), GFP_KERNEL);
2119         if (hdev->collection == NULL)
2120                 goto err;
2121         hdev->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
2122
2123         for (i = 0; i < HID_REPORT_TYPES; i++)
2124                 INIT_LIST_HEAD(&hdev->report_enum[i].report_list);
2125
2126         init_waitqueue_head(&hdev->debug_wait);
2127         INIT_LIST_HEAD(&hdev->debug_list);
2128         sema_init(&hdev->driver_lock, 1);
2129
2130         return hdev;
2131 err:
2132         put_device(&hdev->dev);
2133         return ERR_PTR(ret);
2134 }
2135 EXPORT_SYMBOL_GPL(hid_allocate_device);
2136
2137 static void hid_remove_device(struct hid_device *hdev)
2138 {
2139         if (hdev->status & HID_STAT_ADDED) {
2140                 device_del(&hdev->dev);
2141                 hid_debug_unregister(hdev);
2142                 hdev->status &= ~HID_STAT_ADDED;
2143         }
2144 }
2145
2146 /**
2147  * hid_destroy_device - free previously allocated device
2148  *
2149  * @hdev: hid device
2150  *
2151  * If you allocate hid_device through hid_allocate_device, you should ever
2152  * free by this function.
2153  */
2154 void hid_destroy_device(struct hid_device *hdev)
2155 {
2156         hid_remove_device(hdev);
2157         put_device(&hdev->dev);
2158 }
2159 EXPORT_SYMBOL_GPL(hid_destroy_device);
2160
2161 int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2162                 const char *mod_name)
2163 {
2164         int ret;
2165
2166         hdrv->driver.name = hdrv->name;
2167         hdrv->driver.bus = &hid_bus_type;
2168         hdrv->driver.owner = owner;
2169         hdrv->driver.mod_name = mod_name;
2170
2171         INIT_LIST_HEAD(&hdrv->dyn_list);
2172         spin_lock_init(&hdrv->dyn_lock);
2173
2174         ret = driver_register(&hdrv->driver);
2175         if (ret)
2176                 return ret;
2177
2178         ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2179         if (ret)
2180                 driver_unregister(&hdrv->driver);
2181
2182         return ret;
2183 }
2184 EXPORT_SYMBOL_GPL(__hid_register_driver);
2185
2186 void hid_unregister_driver(struct hid_driver *hdrv)
2187 {
2188         driver_remove_file(&hdrv->driver, &driver_attr_new_id);
2189         driver_unregister(&hdrv->driver);
2190         hid_free_dynids(hdrv);
2191 }
2192 EXPORT_SYMBOL_GPL(hid_unregister_driver);
2193
2194 int hid_check_keys_pressed(struct hid_device *hid)
2195 {
2196         struct hid_input *hidinput;
2197         int i;
2198
2199         if (!(hid->claimed & HID_CLAIMED_INPUT))
2200                 return 0;
2201
2202         list_for_each_entry(hidinput, &hid->inputs, list) {
2203                 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2204                         if (hidinput->input->key[i])
2205                                 return 1;
2206         }
2207
2208         return 0;
2209 }
2210
2211 EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2212
2213 static int __init hid_init(void)
2214 {
2215         int ret;
2216
2217         if (hid_debug)
2218                 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2219                         "debugfs is now used for inspecting the device (report descriptor, reports)\n");
2220
2221         ret = bus_register(&hid_bus_type);
2222         if (ret) {
2223                 pr_err("can't register hid bus\n");
2224                 goto err;
2225         }
2226
2227         ret = hidraw_init();
2228         if (ret)
2229                 goto err_bus;
2230
2231         hid_debug_init();
2232
2233         return 0;
2234 err_bus:
2235         bus_unregister(&hid_bus_type);
2236 err:
2237         return ret;
2238 }
2239
2240 static void __exit hid_exit(void)
2241 {
2242         hid_debug_exit();
2243         hidraw_exit();
2244         bus_unregister(&hid_bus_type);
2245 }
2246
2247 module_init(hid_init);
2248 module_exit(hid_exit);
2249
2250 MODULE_AUTHOR("Andreas Gal");
2251 MODULE_AUTHOR("Vojtech Pavlik");
2252 MODULE_AUTHOR("Jiri Kosina");
2253 MODULE_LICENSE(DRIVER_LICENSE);
2254