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
  47 int hid_debug = 0;
  48 module_param_named(debug, hid_debug, int, 0600);
  49 MODULE_PARM_DESC(debug, "toggle HID debugging messages");
  50 EXPORT_SYMBOL_GPL(hid_debug);
  51
  52 static int hid_ignore_special_drivers = 0;
  53 module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600);
  54 MODULE_PARM_DESC(ignore_special_drivers, "Ignore any special drivers and handle all devices by generic driver");
  55
  56 /*
  57  * Register a new report for a device.
  58  */
  59
  60 struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
  61 {
  62         struct hid_report_enum *report_enum = device->report_enum + type;
  63         struct hid_report *report;
  64
  65         if (id >= HID_MAX_IDS)
  66                 return NULL;
  67         if (report_enum->report_id_hash[id])
  68                 return report_enum->report_id_hash[id];
  69
  70         report = kzalloc(sizeof(struct hid_report), GFP_KERNEL);
  71         if (!report)
  72                 return NULL;
  73
  74         if (id != 0)
  75                 report_enum->numbered = 1;
  76
  77         report->id = id;
  78         report->type = type;
  79         report->size = 0;
  80         report->device = device;
  81         report_enum->report_id_hash[id] = report;
  82
  83         list_add_tail(&report->list, &report_enum->report_list);
  84
  85         return report;
  86 }
  87 EXPORT_SYMBOL_GPL(hid_register_report);
  88
  89 /*
  90  * Register a new field for this report.
  91  */
  92
  93 static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
  94 {
  95         struct hid_field *field;
  96
  97         if (report->maxfield == HID_MAX_FIELDS) {
  98                 hid_err(report->device, "too many fields in report\n");
  99                 return NULL;
 100         }
 101
 102         field = kzalloc((sizeof(struct hid_field) +
 103                          usages * sizeof(struct hid_usage) +
 104                          values * sizeof(unsigned)), GFP_KERNEL);
 105         if (!field)
 106                 return NULL;
 107
 108         field->index = report->maxfield++;
 109         report->field[field->index] = field;
 110         field->usage = (struct hid_usage *)(field + 1);
 111         field->value = (s32 *)(field->usage + usages);
 112         field->report = report;
 113
 114         return field;
 115 }
 116
 117 /*
 118  * Open a collection. The type/usage is pushed on the stack.
 119  */
 120
 121 static int open_collection(struct hid_parser *parser, unsigned type)
 122 {
 123         struct hid_collection *collection;
 124         unsigned usage;
 125
 126         usage = parser->local.usage[0];
 127
 128         if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
 129                 hid_err(parser->device, "collection stack overflow\n");
 130                 return -EINVAL;
 131         }
 132
 133         if (parser->device->maxcollection == parser->device->collection_size) {
 134                 collection = kmalloc(sizeof(struct hid_collection) *
 135                                 parser->device->collection_size * 2, GFP_KERNEL);
 136                 if (collection == NULL) {
 137                         hid_err(parser->device, "failed to reallocate collection array\n");
 138                         return -ENOMEM;
 139                 }
 140                 memcpy(collection, parser->device->collection,
 141                         sizeof(struct hid_collection) *
 142                         parser->device->collection_size);
 143                 memset(collection + parser->device->collection_size, 0,
 144                         sizeof(struct hid_collection) *
 145                         parser->device->collection_size);
 146                 kfree(parser->device->collection);
 147                 parser->device->collection = collection;
 148                 parser->device->collection_size *= 2;
 149         }
 150
 151         parser->collection_stack[parser->collection_stack_ptr++] =
 152                 parser->device->maxcollection;
 153
 154         collection = parser->device->collection +
 155                 parser->device->maxcollection++;
 156         collection->type = type;
 157         collection->usage = usage;
 158         collection->level = parser->collection_stack_ptr - 1;
 159
 160         if (type == HID_COLLECTION_APPLICATION)
 161                 parser->device->maxapplication++;
 162
 163         return 0;
 164 }
 165
 166 /*
 167  * Close a collection.
 168  */
 169
 170 static int close_collection(struct hid_parser *parser)
 171 {
 172         if (!parser->collection_stack_ptr) {
 173                 hid_err(parser->device, "collection stack underflow\n");
 174                 return -EINVAL;
 175         }
 176         parser->collection_stack_ptr--;
 177         return 0;
 178 }
 179
 180 /*
 181  * Climb up the stack, search for the specified collection type
 182  * and return the usage.
 183  */
 184
 185 static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
 186 {
 187         struct hid_collection *collection = parser->device->collection;
 188         int n;
 189
 190         for (n = parser->collection_stack_ptr - 1; n >= 0; n--) {
 191                 unsigned index = parser->collection_stack[n];
 192                 if (collection[index].type == type)
 193                         return collection[index].usage;
 194         }
 195         return 0; /* we know nothing about this usage type */
 196 }
 197
 198 /*
 199  * Add a usage to the temporary parser table.
 200  */
 201
 202 static int hid_add_usage(struct hid_parser *parser, unsigned usage)
 203 {
 204         if (parser->local.usage_index >= HID_MAX_USAGES) {
 205                 hid_err(parser->device, "usage index exceeded\n");
 206                 return -1;
 207         }
 208         parser->local.usage[parser->local.usage_index] = usage;
 209         parser->local.collection_index[parser->local.usage_index] =
 210                 parser->collection_stack_ptr ?
 211                 parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
 212         parser->local.usage_index++;
 213         return 0;
 214 }
 215
 216 /*
 217  * Register a new field for this report.
 218  */
 219
 220 static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
 221 {
 222         struct hid_report *report;
 223         struct hid_field *field;
 224         unsigned usages;
 225         unsigned offset;
 226         unsigned i;
 227
 228         report = hid_register_report(parser->device, report_type, parser->global.report_id);
 229         if (!report) {
 230                 hid_err(parser->device, "hid_register_report failed\n");
 231                 return -1;
 232         }
 233
 234         /* Handle both signed and unsigned cases properly */
 235         if ((parser->global.logical_minimum < 0 &&
 236                 parser->global.logical_maximum <
 237                 parser->global.logical_minimum) ||
 238                 (parser->global.logical_minimum >= 0 &&
 239                 (__u32)parser->global.logical_maximum <
 240                 (__u32)parser->global.logical_minimum)) {
 241                 dbg_hid("logical range invalid 0x%x 0x%x\n",
 242                         parser->global.logical_minimum,
 243                         parser->global.logical_maximum);
 244                 return -1;
 245         }
 246
 247         offset = report->size;
 248         report->size += parser->global.report_size * parser->global.report_count;
 249
 250         if (!parser->local.usage_index) /* Ignore padding fields */
 251                 return 0;
 252
 253         usages = max_t(unsigned, parser->local.usage_index,
 254                                  parser->global.report_count);
 255
 256         field = hid_register_field(report, usages, parser->global.report_count);
 257         if (!field)
 258                 return 0;
 259
 260         field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
 261         field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
 262         field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
 263
 264         for (i = 0; i < usages; i++) {
 265                 unsigned j = i;
 266                 /* Duplicate the last usage we parsed if we have excess values */
 267                 if (i >= parser->local.usage_index)
 268                         j = parser->local.usage_index - 1;
 269                 field->usage[i].hid = parser->local.usage[j];
 270                 field->usage[i].collection_index =
 271                         parser->local.collection_index[j];
 272                 field->usage[i].usage_index = i;
 273         }
 274
 275         field->maxusage = usages;
 276         field->flags = flags;
 277         field->report_offset = offset;
 278         field->report_type = report_type;
 279         field->report_size = parser->global.report_size;
 280         field->report_count = parser->global.report_count;
 281         field->logical_minimum = parser->global.logical_minimum;
 282         field->logical_maximum = parser->global.logical_maximum;
 283         field->physical_minimum = parser->global.physical_minimum;
 284         field->physical_maximum = parser->global.physical_maximum;
 285         field->unit_exponent = parser->global.unit_exponent;
 286         field->unit = parser->global.unit;
 287
 288         return 0;
 289 }
 290
 291 /*
 292  * Read data value from item.
 293  */
 294
 295 static u32 item_udata(struct hid_item *item)
 296 {
 297         switch (item->size) {
 298         case 1: return item->data.u8;
 299         case 2: return item->data.u16;
 300         case 4: return item->data.u32;
 301         }
 302         return 0;
 303 }
 304
 305 static s32 item_sdata(struct hid_item *item)
 306 {
 307         switch (item->size) {
 308         case 1: return item->data.s8;
 309         case 2: return item->data.s16;
 310         case 4: return item->data.s32;
 311         }
 312         return 0;
 313 }
 314
 315 /*
 316  * Process a global item.
 317  */
 318
 319 static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
 320 {
 321         __s32 raw_value;
 322         switch (item->tag) {
 323         case HID_GLOBAL_ITEM_TAG_PUSH:
 324
 325                 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
 326                         hid_err(parser->device, "global environment stack overflow\n");
 327                         return -1;
 328                 }
 329
 330                 memcpy(parser->global_stack + parser->global_stack_ptr++,
 331                         &parser->global, sizeof(struct hid_global));
 332                 return 0;
 333
 334         case HID_GLOBAL_ITEM_TAG_POP:
 335
 336                 if (!parser->global_stack_ptr) {
 337                         hid_err(parser->device, "global environment stack underflow\n");
 338                         return -1;
 339                 }
 340
 341                 memcpy(&parser->global, parser->global_stack +
 342                         --parser->global_stack_ptr, sizeof(struct hid_global));
 343                 return 0;
 344
 345         case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
 346                 parser->global.usage_page = item_udata(item);
 347                 return 0;
 348
 349         case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
 350                 parser->global.logical_minimum = item_sdata(item);
 351                 return 0;
 352
 353         case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
 354                 if (parser->global.logical_minimum < 0)
 355                         parser->global.logical_maximum = item_sdata(item);
 356                 else
 357                         parser->global.logical_maximum = item_udata(item);
 358                 return 0;
 359
 360         case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
 361                 parser->global.physical_minimum = item_sdata(item);
 362                 return 0;
 363
 364         case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
 365                 if (parser->global.physical_minimum < 0)
 366                         parser->global.physical_maximum = item_sdata(item);
 367                 else
 368                         parser->global.physical_maximum = item_udata(item);
 369                 return 0;
 370
 371         case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
 372                 /* Many devices provide unit exponent as a two's complement
 373                  * nibble due to the common misunderstanding of HID
 374                  * specification 1.11, 6.2.2.7 Global Items. Attempt to handle
 375                  * both this and the standard encoding. */
 376                 raw_value = item_sdata(item);
 377                 if (!(raw_value & 0xfffffff0))
 378                         parser->global.unit_exponent = hid_snto32(raw_value, 4);
 379                 else
 380                         parser->global.unit_exponent = raw_value;
 381                 return 0;
 382
 383         case HID_GLOBAL_ITEM_TAG_UNIT:
 384                 parser->global.unit = item_udata(item);
 385                 return 0;
 386
 387         case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
 388                 parser->global.report_size = item_udata(item);
 389                 if (parser->global.report_size > 128) {
 390                         hid_err(parser->device, "invalid report_size %d\n",
 391                                         parser->global.report_size);
 392                         return -1;
 393                 }
 394                 return 0;
 395
 396         case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
 397                 parser->global.report_count = item_udata(item);
 398                 if (parser->global.report_count > HID_MAX_USAGES) {
 399                         hid_err(parser->device, "invalid report_count %d\n",
 400                                         parser->global.report_count);
 401                         return -1;
 402                 }
 403                 return 0;
 404
 405         case HID_GLOBAL_ITEM_TAG_REPORT_ID:
 406                 parser->global.report_id = item_udata(item);
 407                 if (parser->global.report_id == 0 ||
 408                     parser->global.report_id >= HID_MAX_IDS) {
 409                         hid_err(parser->device, "report_id %u is invalid\n",
 410                                 parser->global.report_id);
 411                         return -1;
 412                 }
 413                 return 0;
 414
 415         default:
 416                 hid_err(parser->device, "unknown global tag 0x%x\n", item->tag);
 417                 return -1;
 418         }
 419 }
 420
 421 /*
 422  * Process a local item.
 423  */
 424
 425 static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
 426 {
 427         __u32 data;
 428         unsigned n;
 429         __u32 count;
 430
 431         data = item_udata(item);
 432
 433         switch (item->tag) {
 434         case HID_LOCAL_ITEM_TAG_DELIMITER:
 435
 436                 if (data) {
 437                         /*
 438                          * We treat items before the first delimiter
 439                          * as global to all usage sets (branch 0).
 440                          * In the moment we process only these global
 441                          * items and the first delimiter set.
 442                          */
 443                         if (parser->local.delimiter_depth != 0) {
 444                                 hid_err(parser->device, "nested delimiters\n");
 445                                 return -1;
 446                         }
 447                         parser->local.delimiter_depth++;
 448                         parser->local.delimiter_branch++;
 449                 } else {
 450                         if (parser->local.delimiter_depth < 1) {
 451                                 hid_err(parser->device, "bogus close delimiter\n");
 452                                 return -1;
 453                         }
 454                         parser->local.delimiter_depth--;
 455                 }
 456                 return 0;
 457
 458         case HID_LOCAL_ITEM_TAG_USAGE:
 459
 460                 if (parser->local.delimiter_branch > 1) {
 461                         dbg_hid("alternative usage ignored\n");
 462                         return 0;
 463                 }
 464
 465                 if (item->size <= 2)
 466                         data = (parser->global.usage_page << 16) + data;
 467
 468                 return hid_add_usage(parser, data);
 469
 470         case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
 471
 472                 if (parser->local.delimiter_branch > 1) {
 473                         dbg_hid("alternative usage ignored\n");
 474                         return 0;
 475                 }
 476
 477                 if (item->size <= 2)
 478                         data = (parser->global.usage_page << 16) + data;
 479
 480                 parser->local.usage_minimum = data;
 481                 return 0;
 482
 483         case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
 484
 485                 if (parser->local.delimiter_branch > 1) {
 486                         dbg_hid("alternative usage ignored\n");
 487                         return 0;
 488                 }
 489
 490                 if (item->size <= 2)
 491                         data = (parser->global.usage_page << 16) + data;
 492
 493                 count = data - parser->local.usage_minimum;
 494                 if (count + parser->local.usage_index >= HID_MAX_USAGES) {
 495                         /*
 496                          * We do not warn if the name is not set, we are
 497                          * actually pre-scanning the device.
 498                          */
 499                         if (dev_name(&parser->device->dev))
 500                                 hid_warn(parser->device,
 501                                          "ignoring exceeding usage max\n");
 502                         data = HID_MAX_USAGES - parser->local.usage_index +
 503                                 parser->local.usage_minimum - 1;
 504                         if (data <= 0) {
 505                                 hid_err(parser->device,
 506                                         "no more usage index available\n");
 507                                 return -1;
 508                         }
 509                 }
 510
 511                 for (n = parser->local.usage_minimum; n <= data; n++)
 512                         if (hid_add_usage(parser, n)) {
 513                                 dbg_hid("hid_add_usage failed\n");
 514                                 return -1;
 515                         }
 516                 return 0;
 517
 518         default:
 519
 520                 dbg_hid("unknown local item tag 0x%x\n", item->tag);
 521                 return 0;
 522         }
 523         return 0;
 524 }
 525
 526 /*
 527  * Process a main item.
 528  */
 529
 530 static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
 531 {
 532         __u32 data;
 533         int ret;
 534
 535         data = item_udata(item);
 536
 537         switch (item->tag) {
 538         case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
 539                 ret = open_collection(parser, data & 0xff);
 540                 break;
 541         case HID_MAIN_ITEM_TAG_END_COLLECTION:
 542                 ret = close_collection(parser);
 543                 break;
 544         case HID_MAIN_ITEM_TAG_INPUT:
 545                 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
 546                 break;
 547         case HID_MAIN_ITEM_TAG_OUTPUT:
 548                 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
 549                 break;
 550         case HID_MAIN_ITEM_TAG_FEATURE:
 551                 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
 552                 break;
 553         default:
 554                 hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
 555                 ret = 0;
 556         }
 557
 558         memset(&parser->local, 0, sizeof(parser->local));       /* Reset the local parser environment */
 559
 560         return ret;
 561 }
 562
 563 /*
 564  * Process a reserved item.
 565  */
 566
 567 static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
 568 {
 569         dbg_hid("reserved item type, tag 0x%x\n", item->tag);
 570         return 0;
 571 }
 572
 573 /*
 574  * Free a report and all registered fields. The field->usage and
 575  * field->value table's are allocated behind the field, so we need
 576  * only to free(field) itself.
 577  */
 578
 579 static void hid_free_report(struct hid_report *report)
 580 {
 581         unsigned n;
 582
 583         for (n = 0; n < report->maxfield; n++)
 584                 kfree(report->field[n]);
 585         kfree(report);
 586 }
 587
 588 /*
 589  * Close report. This function returns the device
 590  * state to the point prior to hid_open_report().
 591  */
 592 static void hid_close_report(struct hid_device *device)
 593 {
 594         unsigned i, j;
 595
 596         for (i = 0; i < HID_REPORT_TYPES; i++) {
 597                 struct hid_report_enum *report_enum = device->report_enum + i;
 598
 599                 for (j = 0; j < HID_MAX_IDS; j++) {
 600                         struct hid_report *report = report_enum->report_id_hash[j];
 601                         if (report)
 602                                 hid_free_report(report);
 603                 }
 604                 memset(report_enum, 0, sizeof(*report_enum));
 605                 INIT_LIST_HEAD(&report_enum->report_list);
 606         }
 607
 608         kfree(device->rdesc);
 609         device->rdesc = NULL;
 610         device->rsize = 0;
 611
 612         kfree(device->collection);
 613         device->collection = NULL;
 614         device->collection_size = 0;
 615         device->maxcollection = 0;
 616         device->maxapplication = 0;
 617
 618         device->status &= ~HID_STAT_PARSED;
 619 }
 620
 621 /*
 622  * Free a device structure, all reports, and all fields.
 623  */
 624
 625 static void hid_device_release(struct device *dev)
 626 {
 627         struct hid_device *hid = to_hid_device(dev);
 628
 629         hid_close_report(hid);
 630         kfree(hid->dev_rdesc);
 631         kfree(hid);
 632 }
 633
 634 /*
 635  * Fetch a report description item from the data stream. We support long
 636  * items, though they are not used yet.
 637  */
 638
 639 static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
 640 {
 641         u8 b;
 642
 643         if ((end - start) <= 0)
 644                 return NULL;
 645
 646         b = *start++;
 647
 648         item->type = (b >> 2) & 3;
 649         item->tag  = (b >> 4) & 15;
 650
 651         if (item->tag == HID_ITEM_TAG_LONG) {
 652
 653                 item->format = HID_ITEM_FORMAT_LONG;
 654
 655                 if ((end - start) < 2)
 656                         return NULL;
 657
 658                 item->size = *start++;
 659                 item->tag  = *start++;
 660
 661                 if ((end - start) < item->size)
 662                         return NULL;
 663
 664                 item->data.longdata = start;
 665                 start += item->size;
 666                 return start;
 667         }
 668
 669         item->format = HID_ITEM_FORMAT_SHORT;
 670         item->size = b & 3;
 671
 672         switch (item->size) {
 673         case 0:
 674                 return start;
 675
 676         case 1:
 677                 if ((end - start) < 1)
 678                         return NULL;
 679                 item->data.u8 = *start++;
 680                 return start;
 681
 682         case 2:
 683                 if ((end - start) < 2)
 684                         return NULL;
 685                 item->data.u16 = get_unaligned_le16(start);
 686                 start = (__u8 *)((__le16 *)start + 1);
 687                 return start;
 688
 689         case 3:
 690                 item->size++;
 691                 if ((end - start) < 4)
 692                         return NULL;
 693                 item->data.u32 = get_unaligned_le32(start);
 694                 start = (__u8 *)((__le32 *)start + 1);
 695                 return start;
 696         }
 697
 698         return NULL;
 699 }
 700
 701 static void hid_scan_input_usage(struct hid_parser *parser, u32 usage)
 702 {
 703         struct hid_device *hid = parser->device;
 704
 705         if (usage == HID_DG_CONTACTID)
 706                 hid->group = HID_GROUP_MULTITOUCH;
 707 }
 708
 709 static void hid_scan_feature_usage(struct hid_parser *parser, u32 usage)
 710 {
 711         if (usage == 0xff0000c5 && parser->global.report_count == 256 &&
 712             parser->global.report_size == 8)
 713                 parser->scan_flags |= HID_SCAN_FLAG_MT_WIN_8;
 714 }
 715
 716 static void hid_scan_collection(struct hid_parser *parser, unsigned type)
 717 {
 718         struct hid_device *hid = parser->device;
 719         int i;
 720
 721         if (((parser->global.usage_page << 16) == HID_UP_SENSOR) &&
 722             type == HID_COLLECTION_PHYSICAL)
 723                 hid->group = HID_GROUP_SENSOR_HUB;
 724
 725         if (hid->vendor == USB_VENDOR_ID_MICROSOFT &&
 726             hid->product == USB_DEVICE_ID_MS_POWER_COVER &&
 727             hid->group == HID_GROUP_MULTITOUCH)
 728                 hid->group = HID_GROUP_GENERIC;
 729
 730         if ((parser->global.usage_page << 16) == HID_UP_GENDESK)
 731                 for (i = 0; i < parser->local.usage_index; i++)
 732                         if (parser->local.usage[i] == HID_GD_POINTER)
 733                                 parser->scan_flags |= HID_SCAN_FLAG_GD_POINTER;
 734
 735         if ((parser->global.usage_page << 16) >= HID_UP_MSVENDOR)
 736                 parser->scan_flags |= HID_SCAN_FLAG_VENDOR_SPECIFIC;
 737 }
 738
 739 static int hid_scan_main(struct hid_parser *parser, struct hid_item *item)
 740 {
 741         __u32 data;
 742         int i;
 743
 744         data = item_udata(item);
 745
 746         switch (item->tag) {
 747         case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
 748                 hid_scan_collection(parser, data & 0xff);
 749                 break;
 750         case HID_MAIN_ITEM_TAG_END_COLLECTION:
 751                 break;
 752         case HID_MAIN_ITEM_TAG_INPUT:
 753                 /* ignore constant inputs, they will be ignored by hid-input */
 754                 if (data & HID_MAIN_ITEM_CONSTANT)
 755                         break;
 756                 for (i = 0; i < parser->local.usage_index; i++)
 757                         hid_scan_input_usage(parser, parser->local.usage[i]);
 758                 break;
 759         case HID_MAIN_ITEM_TAG_OUTPUT:
 760                 break;
 761         case HID_MAIN_ITEM_TAG_FEATURE:
 762                 for (i = 0; i < parser->local.usage_index; i++)
 763                         hid_scan_feature_usage(parser, parser->local.usage[i]);
 764                 break;
 765         }
 766
 767         /* Reset the local parser environment */
 768         memset(&parser->local, 0, sizeof(parser->local));
 769
 770         return 0;
 771 }
 772
 773 /*
 774  * Scan a report descriptor before the device is added to the bus.
 775  * Sets device groups and other properties that determine what driver
 776  * to load.
 777  */
 778 static int hid_scan_report(struct hid_device *hid)
 779 {
 780         struct hid_parser *parser;
 781         struct hid_item item;
 782         __u8 *start = hid->dev_rdesc;
 783         __u8 *end = start + hid->dev_rsize;
 784         static int (*dispatch_type[])(struct hid_parser *parser,
 785                                       struct hid_item *item) = {
 786                 hid_scan_main,
 787                 hid_parser_global,
 788                 hid_parser_local,
 789                 hid_parser_reserved
 790         };
 791
 792         parser = vzalloc(sizeof(struct hid_parser));
 793         if (!parser)
 794                 return -ENOMEM;
 795
 796         parser->device = hid;
 797         hid->group = HID_GROUP_GENERIC;
 798
 799         /*
 800          * The parsing is simpler than the one in hid_open_report() as we should
 801          * be robust against hid errors. Those errors will be raised by
 802          * hid_open_report() anyway.
 803          */
 804         while ((start = fetch_item(start, end, &item)) != NULL)
 805                 dispatch_type[item.type](parser, &item);
 806
 807         /*
 808          * Handle special flags set during scanning.
 809          */
 810         if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) &&
 811             (hid->group == HID_GROUP_MULTITOUCH))
 812                 hid->group = HID_GROUP_MULTITOUCH_WIN_8;
 813
 814         /*
 815          * Vendor specific handlings
 816          */
 817         switch (hid->vendor) {
 818         case USB_VENDOR_ID_WACOM:
 819                 hid->group = HID_GROUP_WACOM;
 820                 break;
 821         case USB_VENDOR_ID_SYNAPTICS:
 822                 if (hid->group == HID_GROUP_GENERIC)
 823                         if ((parser->scan_flags & HID_SCAN_FLAG_VENDOR_SPECIFIC)
 824                             && (parser->scan_flags & HID_SCAN_FLAG_GD_POINTER))
 825                                 /*
 826                                  * hid-rmi should take care of them,
 827                                  * not hid-generic
 828                                  */
 829                                 hid->group = HID_GROUP_RMI;
 830                 break;
 831         }
 832
 833         /* fall back to generic driver in case specific driver doesn't exist */
 834         switch (hid->group) {
 835         case HID_GROUP_MULTITOUCH_WIN_8:
 836                 /* fall-through */
 837         case HID_GROUP_MULTITOUCH:
 838                 if (!IS_ENABLED(CONFIG_HID_MULTITOUCH))
 839                         hid->group = HID_GROUP_GENERIC;
 840                 break;
 841         case HID_GROUP_SENSOR_HUB:
 842                 if (!IS_ENABLED(CONFIG_HID_SENSOR_HUB))
 843                         hid->group = HID_GROUP_GENERIC;
 844                 break;
 845         case HID_GROUP_RMI:
 846                 if (!IS_ENABLED(CONFIG_HID_RMI))
 847                         hid->group = HID_GROUP_GENERIC;
 848                 break;
 849         case HID_GROUP_WACOM:
 850                 if (!IS_ENABLED(CONFIG_HID_WACOM))
 851                         hid->group = HID_GROUP_GENERIC;
 852                 break;
 853         case HID_GROUP_LOGITECH_DJ_DEVICE:
 854                 if (!IS_ENABLED(CONFIG_HID_LOGITECH_DJ))
 855                         hid->group = HID_GROUP_GENERIC;
 856                 break;
 857         }
 858         vfree(parser);
 859         return 0;
 860 }
 861
 862 /**
 863  * hid_parse_report - parse device report
 864  *
 865  * @device: hid device
 866  * @start: report start
 867  * @size: report size
 868  *
 869  * Allocate the device report as read by the bus driver. This function should
 870  * only be called from parse() in ll drivers.
 871  */
 872 int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
 873 {
 874         hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
 875         if (!hid->dev_rdesc)
 876                 return -ENOMEM;
 877         hid->dev_rsize = size;
 878         return 0;
 879 }
 880 EXPORT_SYMBOL_GPL(hid_parse_report);
 881
 882 static const char * const hid_report_names[] = {
 883         "HID_INPUT_REPORT",
 884         "HID_OUTPUT_REPORT",
 885         "HID_FEATURE_REPORT",
 886 };
 887 /**
 888  * hid_validate_values - validate existing device report's value indexes
 889  *
 890  * @device: hid device
 891  * @type: which report type to examine
 892  * @id: which report ID to examine (0 for first)
 893  * @field_index: which report field to examine
 894  * @report_counts: expected number of values
 895  *
 896  * Validate the number of values in a given field of a given report, after
 897  * parsing.
 898  */
 899 struct hid_report *hid_validate_values(struct hid_device *hid,
 900                                        unsigned int type, unsigned int id,
 901                                        unsigned int field_index,
 902                                        unsigned int report_counts)
 903 {
 904         struct hid_report *report;
 905
 906         if (type > HID_FEATURE_REPORT) {
 907                 hid_err(hid, "invalid HID report type %u\n", type);
 908                 return NULL;
 909         }
 910
 911         if (id >= HID_MAX_IDS) {
 912                 hid_err(hid, "invalid HID report id %u\n", id);
 913                 return NULL;
 914         }
 915
 916         /*
 917          * Explicitly not using hid_get_report() here since it depends on
 918          * ->numbered being checked, which may not always be the case when
 919          * drivers go to access report values.
 920          */
 921         if (id == 0) {
 922                 /*
 923                  * Validating on id 0 means we should examine the first
 924                  * report in the list.
 925                  */
 926                 report = list_entry(
 927                                 hid->report_enum[type].report_list.next,
 928                                 struct hid_report, list);
 929         } else {
 930                 report = hid->report_enum[type].report_id_hash[id];
 931         }
 932         if (!report) {
 933                 hid_err(hid, "missing %s %u\n", hid_report_names[type], id);
 934                 return NULL;
 935         }
 936         if (report->maxfield <= field_index) {
 937                 hid_err(hid, "not enough fields in %s %u\n",
 938                         hid_report_names[type], id);
 939                 return NULL;
 940         }
 941         if (report->field[field_index]->report_count < report_counts) {
 942                 hid_err(hid, "not enough values in %s %u field %u\n",
 943                         hid_report_names[type], id, field_index);
 944                 return NULL;
 945         }
 946         return report;
 947 }
 948 EXPORT_SYMBOL_GPL(hid_validate_values);
 949
 950 /**
 951  * hid_open_report - open a driver-specific device report
 952  *
 953  * @device: hid device
 954  *
 955  * Parse a report description into a hid_device structure. Reports are
 956  * enumerated, fields are attached to these reports.
 957  * 0 returned on success, otherwise nonzero error value.
 958  *
 959  * This function (or the equivalent hid_parse() macro) should only be
 960  * called from probe() in drivers, before starting the device.
 961  */
 962 int hid_open_report(struct hid_device *device)
 963 {
 964         struct hid_parser *parser;
 965         struct hid_item item;
 966         unsigned int size;
 967         __u8 *start;
 968         __u8 *buf;
 969         __u8 *end;
 970         int ret;
 971         static int (*dispatch_type[])(struct hid_parser *parser,
 972                                       struct hid_item *item) = {
 973                 hid_parser_main,
 974                 hid_parser_global,
 975                 hid_parser_local,
 976                 hid_parser_reserved
 977         };
 978
 979         if (WARN_ON(device->status & HID_STAT_PARSED))
 980                 return -EBUSY;
 981
 982         start = device->dev_rdesc;
 983         if (WARN_ON(!start))
 984                 return -ENODEV;
 985         size = device->dev_rsize;
 986
 987         buf = kmemdup(start, size, GFP_KERNEL);
 988         if (buf == NULL)
 989                 return -ENOMEM;
 990
 991         if (device->driver->report_fixup)
 992                 start = device->driver->report_fixup(device, buf, &size);
 993         else
 994                 start = buf;
 995
 996         start = kmemdup(start, size, GFP_KERNEL);
 997         kfree(buf);
 998         if (start == NULL)
 999                 return -ENOMEM;
1000
1001         device->rdesc = start;
1002         device->rsize = size;
1003
1004         parser = vzalloc(sizeof(struct hid_parser));
1005         if (!parser) {
1006                 ret = -ENOMEM;
1007                 goto err;
1008         }
1009
1010         parser->device = device;
1011
1012         end = start + size;
1013
1014         device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
1015                                      sizeof(struct hid_collection), GFP_KERNEL);
1016         if (!device->collection) {
1017                 ret = -ENOMEM;
1018                 goto err;
1019         }
1020         device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
1021
1022         ret = -EINVAL;
1023         while ((start = fetch_item(start, end, &item)) != NULL) {
1024
1025                 if (item.format != HID_ITEM_FORMAT_SHORT) {
1026                         hid_err(device, "unexpected long global item\n");
1027                         goto err;
1028                 }
1029
1030                 if (dispatch_type[item.type](parser, &item)) {
1031                         hid_err(device, "item %u %u %u %u parsing failed\n",
1032                                 item.format, (unsigned)item.size,
1033                                 (unsigned)item.type, (unsigned)item.tag);
1034                         goto err;
1035                 }
1036
1037                 if (start == end) {
1038                         if (parser->collection_stack_ptr) {
1039                                 hid_err(device, "unbalanced collection at end of report description\n");
1040                                 goto err;
1041                         }
1042                         if (parser->local.delimiter_depth) {
1043                                 hid_err(device, "unbalanced delimiter at end of report description\n");
1044                                 goto err;
1045                         }
1046                         vfree(parser);
1047                         device->status |= HID_STAT_PARSED;
1048                         return 0;
1049                 }
1050         }
1051
1052         hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
1053 err:
1054         vfree(parser);
1055         hid_close_report(device);
1056         return ret;
1057 }
1058 EXPORT_SYMBOL_GPL(hid_open_report);
1059
1060 /*
1061  * Convert a signed n-bit integer to signed 32-bit integer. Common
1062  * cases are done through the compiler, the screwed things has to be
1063  * done by hand.
1064  */
1065
1066 static s32 snto32(__u32 value, unsigned n)
1067 {
1068         switch (n) {
1069         case 8:  return ((__s8)value);
1070         case 16: return ((__s16)value);
1071         case 32: return ((__s32)value);
1072         }
1073         return value & (1 << (n - 1)) ? value | (~0U << n) : value;
1074 }
1075
1076 s32 hid_snto32(__u32 value, unsigned n)
1077 {
1078         return snto32(value, n);
1079 }
1080 EXPORT_SYMBOL_GPL(hid_snto32);
1081
1082 /*
1083  * Convert a signed 32-bit integer to a signed n-bit integer.
1084  */
1085
1086 static u32 s32ton(__s32 value, unsigned n)
1087 {
1088         s32 a = value >> (n - 1);
1089         if (a && a != -1)
1090                 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
1091         return value & ((1 << n) - 1);
1092 }
1093
1094 /*
1095  * Extract/implement a data field from/to a little endian report (bit array).
1096  *
1097  * Code sort-of follows HID spec:
1098  *     http://www.usb.org/developers/hidpage/HID1_11.pdf
1099  *
1100  * While the USB HID spec allows unlimited length bit fields in "report
1101  * descriptors", most devices never use more than 16 bits.
1102  * One model of UPS is claimed to report "LINEV" as a 32-bit field.
1103  * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
1104  */
1105
1106 static u32 __extract(u8 *report, unsigned offset, int n)
1107 {
1108         unsigned int idx = offset / 8;
1109         unsigned int bit_nr = 0;
1110         unsigned int bit_shift = offset % 8;
1111         int bits_to_copy = 8 - bit_shift;
1112         u32 value = 0;
1113         u32 mask = n < 32 ? (1U << n) - 1 : ~0U;
1114
1115         while (n > 0) {
1116                 value |= ((u32)report[idx] >> bit_shift) << bit_nr;
1117                 n -= bits_to_copy;
1118                 bit_nr += bits_to_copy;
1119                 bits_to_copy = 8;
1120                 bit_shift = 0;
1121                 idx++;
1122         }
1123
1124         return value & mask;
1125 }
1126
1127 u32 hid_field_extract(const struct hid_device *hid, u8 *report,
1128                         unsigned offset, unsigned n)
1129 {
1130         if (n > 32) {
1131                 hid_warn(hid, "hid_field_extract() called with n (%d) > 32! (%s)\n",
1132                          n, current->comm);
1133                 n = 32;
1134         }
1135
1136         return __extract(report, offset, n);
1137 }
1138 EXPORT_SYMBOL_GPL(hid_field_extract);
1139
1140 /*
1141  * "implement" : set bits in a little endian bit stream.
1142  * Same concepts as "extract" (see comments above).
1143  * The data mangled in the bit stream remains in little endian
1144  * order the whole time. It make more sense to talk about
1145  * endianness of register values by considering a register
1146  * a "cached" copy of the little endian bit stream.
1147  */
1148
1149 static void __implement(u8 *report, unsigned offset, int n, u32 value)
1150 {
1151         unsigned int idx = offset / 8;
1152         unsigned int bit_shift = offset % 8;
1153         int bits_to_set = 8 - bit_shift;
1154
1155         while (n - bits_to_set >= 0) {
1156                 report[idx] &= ~(0xff << bit_shift);
1157                 report[idx] |= value << bit_shift;
1158                 value >>= bits_to_set;
1159                 n -= bits_to_set;
1160                 bits_to_set = 8;
1161                 bit_shift = 0;
1162                 idx++;
1163         }
1164
1165         /* last nibble */
1166         if (n) {
1167                 u8 bit_mask = ((1U << n) - 1);
1168                 report[idx] &= ~(bit_mask << bit_shift);
1169                 report[idx] |= value << bit_shift;
1170         }
1171 }
1172
1173 static void implement(const struct hid_device *hid, u8 *report,
1174                       unsigned offset, unsigned n, u32 value)
1175 {
1176         if (unlikely(n > 32)) {
1177                 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
1178                          __func__, n, current->comm);
1179                 n = 32;
1180         } else if (n < 32) {
1181                 u32 m = (1U << n) - 1;
1182
1183                 if (unlikely(value > m)) {
1184                         hid_warn(hid,
1185                                  "%s() called with too large value %d (n: %d)! (%s)\n",
1186                                  __func__, value, n, current->comm);
1187                         WARN_ON(1);
1188                         value &= m;
1189                 }
1190         }
1191
1192         __implement(report, offset, n, value);
1193 }
1194
1195 /*
1196  * Search an array for a value.
1197  */
1198
1199 static int search(__s32 *array, __s32 value, unsigned n)
1200 {
1201         while (n--) {
1202                 if (*array++ == value)
1203                         return 0;
1204         }
1205         return -1;
1206 }
1207
1208 /**
1209  * hid_match_report - check if driver's raw_event should be called
1210  *
1211  * @hid: hid device
1212  * @report_type: type to match against
1213  *
1214  * compare hid->driver->report_table->report_type to report->type
1215  */
1216 static int hid_match_report(struct hid_device *hid, struct hid_report *report)
1217 {
1218         const struct hid_report_id *id = hid->driver->report_table;
1219
1220         if (!id) /* NULL means all */
1221                 return 1;
1222
1223         for (; id->report_type != HID_TERMINATOR; id++)
1224                 if (id->report_type == HID_ANY_ID ||
1225                                 id->report_type == report->type)
1226                         return 1;
1227         return 0;
1228 }
1229
1230 /**
1231  * hid_match_usage - check if driver's event should be called
1232  *
1233  * @hid: hid device
1234  * @usage: usage to match against
1235  *
1236  * compare hid->driver->usage_table->usage_{type,code} to
1237  * usage->usage_{type,code}
1238  */
1239 static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
1240 {
1241         const struct hid_usage_id *id = hid->driver->usage_table;
1242
1243         if (!id) /* NULL means all */
1244                 return 1;
1245
1246         for (; id->usage_type != HID_ANY_ID - 1; id++)
1247                 if ((id->usage_hid == HID_ANY_ID ||
1248                                 id->usage_hid == usage->hid) &&
1249                                 (id->usage_type == HID_ANY_ID ||
1250                                 id->usage_type == usage->type) &&
1251                                 (id->usage_code == HID_ANY_ID ||
1252                                  id->usage_code == usage->code))
1253                         return 1;
1254         return 0;
1255 }
1256
1257 static void hid_process_event(struct hid_device *hid, struct hid_field *field,
1258                 struct hid_usage *usage, __s32 value, int interrupt)
1259 {
1260         struct hid_driver *hdrv = hid->driver;
1261         int ret;
1262
1263         if (!list_empty(&hid->debug_list))
1264                 hid_dump_input(hid, usage, value);
1265
1266         if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
1267                 ret = hdrv->event(hid, field, usage, value);
1268                 if (ret != 0) {
1269                         if (ret < 0)
1270                                 hid_err(hid, "%s's event failed with %d\n",
1271                                                 hdrv->name, ret);
1272                         return;
1273                 }
1274         }
1275
1276         if (hid->claimed & HID_CLAIMED_INPUT)
1277                 hidinput_hid_event(hid, field, usage, value);
1278         if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
1279                 hid->hiddev_hid_event(hid, field, usage, value);
1280 }
1281
1282 /*
1283  * Analyse a received field, and fetch the data from it. The field
1284  * content is stored for next report processing (we do differential
1285  * reporting to the layer).
1286  */
1287
1288 static void hid_input_field(struct hid_device *hid, struct hid_field *field,
1289                             __u8 *data, int interrupt)
1290 {
1291         unsigned n;
1292         unsigned count = field->report_count;
1293         unsigned offset = field->report_offset;
1294         unsigned size = field->report_size;
1295         __s32 min = field->logical_minimum;
1296         __s32 max = field->logical_maximum;
1297         __s32 *value;
1298
1299         value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
1300         if (!value)
1301                 return;
1302
1303         for (n = 0; n < count; n++) {
1304
1305                 value[n] = min < 0 ?
1306                         snto32(hid_field_extract(hid, data, offset + n * size,
1307                                size), size) :
1308                         hid_field_extract(hid, data, offset + n * size, size);
1309
1310                 /* Ignore report if ErrorRollOver */
1311                 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
1312                     value[n] >= min && value[n] <= max &&
1313                     value[n] - min < field->maxusage &&
1314                     field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
1315                         goto exit;
1316         }
1317
1318         for (n = 0; n < count; n++) {
1319
1320                 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
1321                         hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
1322                         continue;
1323                 }
1324
1325                 if (field->value[n] >= min && field->value[n] <= max
1326                         && field->value[n] - min < field->maxusage
1327                         && field->usage[field->value[n] - min].hid
1328                         && search(value, field->value[n], count))
1329                                 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
1330
1331                 if (value[n] >= min && value[n] <= max
1332                         && value[n] - min < field->maxusage
1333                         && field->usage[value[n] - min].hid
1334                         && search(field->value, value[n], count))
1335                                 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1336         }
1337
1338         memcpy(field->value, value, count * sizeof(__s32));
1339 exit:
1340         kfree(value);
1341 }
1342
1343 /*
1344  * Output the field into the report.
1345  */
1346
1347 static void hid_output_field(const struct hid_device *hid,
1348                              struct hid_field *field, __u8 *data)
1349 {
1350         unsigned count = field->report_count;
1351         unsigned offset = field->report_offset;
1352         unsigned size = field->report_size;
1353         unsigned n;
1354
1355         for (n = 0; n < count; n++) {
1356                 if (field->logical_minimum < 0) /* signed values */
1357                         implement(hid, data, offset + n * size, size,
1358                                   s32ton(field->value[n], size));
1359                 else                            /* unsigned values */
1360                         implement(hid, data, offset + n * size, size,
1361                                   field->value[n]);
1362         }
1363 }
1364
1365 /*
1366  * Create a report. 'data' has to be allocated using
1367  * hid_alloc_report_buf() so that it has proper size.
1368  */
1369
1370 void hid_output_report(struct hid_report *report, __u8 *data)
1371 {
1372         unsigned n;
1373
1374         if (report->id > 0)
1375                 *data++ = report->id;
1376
1377         memset(data, 0, ((report->size - 1) >> 3) + 1);
1378         for (n = 0; n < report->maxfield; n++)
1379                 hid_output_field(report->device, report->field[n], data);
1380 }
1381 EXPORT_SYMBOL_GPL(hid_output_report);
1382
1383 /*
1384  * Allocator for buffer that is going to be passed to hid_output_report()
1385  */
1386 u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags)
1387 {
1388         /*
1389          * 7 extra bytes are necessary to achieve proper functionality
1390          * of implement() working on 8 byte chunks
1391          */
1392
1393         int len = hid_report_len(report) + 7;
1394
1395         return kmalloc(len, flags);
1396 }
1397 EXPORT_SYMBOL_GPL(hid_alloc_report_buf);
1398
1399 /*
1400  * Set a field value. The report this field belongs to has to be
1401  * created and transferred to the device, to set this value in the
1402  * device.
1403  */
1404
1405 int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1406 {
1407         unsigned size;
1408
1409         if (!field)
1410                 return -1;
1411
1412         size = field->report_size;
1413
1414         hid_dump_input(field->report->device, field->usage + offset, value);
1415
1416         if (offset >= field->report_count) {
1417                 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1418                                 offset, field->report_count);
1419                 return -1;
1420         }
1421         if (field->logical_minimum < 0) {
1422                 if (value != snto32(s32ton(value, size), size)) {
1423                         hid_err(field->report->device, "value %d is out of range\n", value);
1424                         return -1;
1425                 }
1426         }
1427         field->value[offset] = value;
1428         return 0;
1429 }
1430 EXPORT_SYMBOL_GPL(hid_set_field);
1431
1432 static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1433                 const u8 *data)
1434 {
1435         struct hid_report *report;
1436         unsigned int n = 0;     /* Normally report number is 0 */
1437
1438         /* Device uses numbered reports, data[0] is report number */
1439         if (report_enum->numbered)
1440                 n = *data;
1441
1442         report = report_enum->report_id_hash[n];
1443         if (report == NULL)
1444                 dbg_hid("undefined report_id %u received\n", n);
1445
1446         return report;
1447 }
1448
1449 /*
1450  * Implement a generic .request() callback, using .raw_request()
1451  * DO NOT USE in hid drivers directly, but through hid_hw_request instead.
1452  */
1453 void __hid_request(struct hid_device *hid, struct hid_report *report,
1454                 int reqtype)
1455 {
1456         char *buf;
1457         int ret;
1458         int len;
1459
1460         buf = hid_alloc_report_buf(report, GFP_KERNEL);
1461         if (!buf)
1462                 return;
1463
1464         len = hid_report_len(report);
1465
1466         if (reqtype == HID_REQ_SET_REPORT)
1467                 hid_output_report(report, buf);
1468
1469         ret = hid->ll_driver->raw_request(hid, report->id, buf, len,
1470                                           report->type, reqtype);
1471         if (ret < 0) {
1472                 dbg_hid("unable to complete request: %d\n", ret);
1473                 goto out;
1474         }
1475
1476         if (reqtype == HID_REQ_GET_REPORT)
1477                 hid_input_report(hid, report->type, buf, ret, 0);
1478
1479 out:
1480         kfree(buf);
1481 }
1482 EXPORT_SYMBOL_GPL(__hid_request);
1483
1484 int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
1485                 int interrupt)
1486 {
1487         struct hid_report_enum *report_enum = hid->report_enum + type;
1488         struct hid_report *report;
1489         struct hid_driver *hdrv;
1490         unsigned int a;
1491         int rsize, csize = size;
1492         u8 *cdata = data;
1493         int ret = 0;
1494
1495         report = hid_get_report(report_enum, data);
1496         if (!report)
1497                 goto out;
1498
1499         if (report_enum->numbered) {
1500                 cdata++;
1501                 csize--;
1502         }
1503
1504         rsize = ((report->size - 1) >> 3) + 1;
1505
1506         if (rsize > HID_MAX_BUFFER_SIZE)
1507                 rsize = HID_MAX_BUFFER_SIZE;
1508
1509         if (csize < rsize) {
1510                 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1511                                 csize, rsize);
1512                 memset(cdata + csize, 0, rsize - csize);
1513         }
1514
1515         if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1516                 hid->hiddev_report_event(hid, report);
1517         if (hid->claimed & HID_CLAIMED_HIDRAW) {
1518                 ret = hidraw_report_event(hid, data, size);
1519                 if (ret)
1520                         goto out;
1521         }
1522
1523         if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) {
1524                 for (a = 0; a < report->maxfield; a++)
1525                         hid_input_field(hid, report->field[a], cdata, interrupt);
1526                 hdrv = hid->driver;
1527                 if (hdrv && hdrv->report)
1528                         hdrv->report(hid, report);
1529         }
1530
1531         if (hid->claimed & HID_CLAIMED_INPUT)
1532                 hidinput_report_event(hid, report);
1533 out:
1534         return ret;
1535 }
1536 EXPORT_SYMBOL_GPL(hid_report_raw_event);
1537
1538 /**
1539  * hid_input_report - report data from lower layer (usb, bt...)
1540  *
1541  * @hid: hid device
1542  * @type: HID report type (HID_*_REPORT)
1543  * @data: report contents
1544  * @size: size of data parameter
1545  * @interrupt: distinguish between interrupt and control transfers
1546  *
1547  * This is data entry for lower layers.
1548  */
1549 int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1550 {
1551         struct hid_report_enum *report_enum;
1552         struct hid_driver *hdrv;
1553         struct hid_report *report;
1554         int ret = 0;
1555
1556         if (!hid)
1557                 return -ENODEV;
1558
1559         if (down_trylock(&hid->driver_input_lock))
1560                 return -EBUSY;
1561
1562         if (!hid->driver) {
1563                 ret = -ENODEV;
1564                 goto unlock;
1565         }
1566         report_enum = hid->report_enum + type;
1567         hdrv = hid->driver;
1568
1569         if (!size) {
1570                 dbg_hid("empty report\n");
1571                 ret = -1;
1572                 goto unlock;
1573         }
1574
1575         /* Avoid unnecessary overhead if debugfs is disabled */
1576         if (!list_empty(&hid->debug_list))
1577                 hid_dump_report(hid, type, data, size);
1578
1579         report = hid_get_report(report_enum, data);
1580
1581         if (!report) {
1582                 ret = -1;
1583                 goto unlock;
1584         }
1585
1586         if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1587                 ret = hdrv->raw_event(hid, report, data, size);
1588                 if (ret < 0)
1589                         goto unlock;
1590         }
1591
1592         ret = hid_report_raw_event(hid, type, data, size, interrupt);
1593
1594 unlock:
1595         up(&hid->driver_input_lock);
1596         return ret;
1597 }
1598 EXPORT_SYMBOL_GPL(hid_input_report);
1599
1600 static bool hid_match_one_id(struct hid_device *hdev,
1601                 const struct hid_device_id *id)
1602 {
1603         return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) &&
1604                 (id->group == HID_GROUP_ANY || id->group == hdev->group) &&
1605                 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1606                 (id->product == HID_ANY_ID || id->product == hdev->product);
1607 }
1608
1609 const struct hid_device_id *hid_match_id(struct hid_device *hdev,
1610                 const struct hid_device_id *id)
1611 {
1612         for (; id->bus; id++)
1613                 if (hid_match_one_id(hdev, id))
1614                         return id;
1615
1616         return NULL;
1617 }
1618
1619 static const struct hid_device_id hid_hiddev_list[] = {
1620         { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1621         { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
1622         { }
1623 };
1624
1625 static bool hid_hiddev(struct hid_device *hdev)
1626 {
1627         return !!hid_match_id(hdev, hid_hiddev_list);
1628 }
1629
1630
1631 static ssize_t
1632 read_report_descriptor(struct file *filp, struct kobject *kobj,
1633                 struct bin_attribute *attr,
1634                 char *buf, loff_t off, size_t count)
1635 {
1636         struct device *dev = kobj_to_dev(kobj);
1637         struct hid_device *hdev = to_hid_device(dev);
1638
1639         if (off >= hdev->rsize)
1640                 return 0;
1641
1642         if (off + count > hdev->rsize)
1643                 count = hdev->rsize - off;
1644
1645         memcpy(buf, hdev->rdesc + off, count);
1646
1647         return count;
1648 }
1649
1650 static ssize_t
1651 show_country(struct device *dev, struct device_attribute *attr,
1652                 char *buf)
1653 {
1654         struct hid_device *hdev = to_hid_device(dev);
1655
1656         return sprintf(buf, "%02x\n", hdev->country & 0xff);
1657 }
1658
1659 static struct bin_attribute dev_bin_attr_report_desc = {
1660         .attr = { .name = "report_descriptor", .mode = 0444 },
1661         .read = read_report_descriptor,
1662         .size = HID_MAX_DESCRIPTOR_SIZE,
1663 };
1664
1665 static struct device_attribute dev_attr_country = {
1666         .attr = { .name = "country", .mode = 0444 },
1667         .show = show_country,
1668 };
1669
1670 int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1671 {
1672         static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1673                 "Joystick", "Gamepad", "Keyboard", "Keypad",
1674                 "Multi-Axis Controller"
1675         };
1676         const char *type, *bus;
1677         char buf[64] = "";
1678         unsigned int i;
1679         int len;
1680         int ret;
1681
1682         if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1683                 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
1684         if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1685                 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
1686         if (hdev->bus != BUS_USB)
1687                 connect_mask &= ~HID_CONNECT_HIDDEV;
1688         if (hid_hiddev(hdev))
1689                 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
1690
1691         if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1692                                 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1693                 hdev->claimed |= HID_CLAIMED_INPUT;
1694
1695         if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1696                         !hdev->hiddev_connect(hdev,
1697                                 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1698                 hdev->claimed |= HID_CLAIMED_HIDDEV;
1699         if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1700                 hdev->claimed |= HID_CLAIMED_HIDRAW;
1701
1702         if (connect_mask & HID_CONNECT_DRIVER)
1703                 hdev->claimed |= HID_CLAIMED_DRIVER;
1704
1705         /* Drivers with the ->raw_event callback set are not required to connect
1706          * to any other listener. */
1707         if (!hdev->claimed && !hdev->driver->raw_event) {
1708                 hid_err(hdev, "device has no listeners, quitting\n");
1709                 return -ENODEV;
1710         }
1711
1712         if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1713                         (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1714                 hdev->ff_init(hdev);
1715
1716         len = 0;
1717         if (hdev->claimed & HID_CLAIMED_INPUT)
1718                 len += sprintf(buf + len, "input");
1719         if (hdev->claimed & HID_CLAIMED_HIDDEV)
1720                 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1721                                 ((struct hiddev *)hdev->hiddev)->minor);
1722         if (hdev->claimed & HID_CLAIMED_HIDRAW)
1723                 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1724                                 ((struct hidraw *)hdev->hidraw)->minor);
1725
1726         type = "Device";
1727         for (i = 0; i < hdev->maxcollection; i++) {
1728                 struct hid_collection *col = &hdev->collection[i];
1729                 if (col->type == HID_COLLECTION_APPLICATION &&
1730                    (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1731                    (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1732                         type = types[col->usage & 0xffff];
1733                         break;
1734                 }
1735         }
1736
1737         switch (hdev->bus) {
1738         case BUS_USB:
1739                 bus = "USB";
1740                 break;
1741         case BUS_BLUETOOTH:
1742                 bus = "BLUETOOTH";
1743                 break;
1744         case BUS_I2C:
1745                 bus = "I2C";
1746                 break;
1747         default:
1748                 bus = "<UNKNOWN>";
1749         }
1750
1751         ret = device_create_file(&hdev->dev, &dev_attr_country);
1752         if (ret)
1753                 hid_warn(hdev,
1754                          "can't create sysfs country code attribute err: %d\n", ret);
1755
1756         hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1757                  buf, bus, hdev->version >> 8, hdev->version & 0xff,
1758                  type, hdev->name, hdev->phys);
1759
1760         return 0;
1761 }
1762 EXPORT_SYMBOL_GPL(hid_connect);
1763
1764 void hid_disconnect(struct hid_device *hdev)
1765 {
1766         device_remove_file(&hdev->dev, &dev_attr_country);
1767         if (hdev->claimed & HID_CLAIMED_INPUT)
1768                 hidinput_disconnect(hdev);
1769         if (hdev->claimed & HID_CLAIMED_HIDDEV)
1770                 hdev->hiddev_disconnect(hdev);
1771         if (hdev->claimed & HID_CLAIMED_HIDRAW)
1772                 hidraw_disconnect(hdev);
1773         hdev->claimed = 0;
1774 }
1775 EXPORT_SYMBOL_GPL(hid_disconnect);
1776
1777 /**
1778  * hid_hw_start - start underlying HW
1779  * @hdev: hid device
1780  * @connect_mask: which outputs to connect, see HID_CONNECT_*
1781  *
1782  * Call this in probe function *after* hid_parse. This will setup HW
1783  * buffers and start the device (if not defeirred to device open).
1784  * hid_hw_stop must be called if this was successful.
1785  */
1786 int hid_hw_start(struct hid_device *hdev, unsigned int connect_mask)
1787 {
1788         int error;
1789
1790         error = hdev->ll_driver->start(hdev);
1791         if (error)
1792                 return error;
1793
1794         if (connect_mask) {
1795                 error = hid_connect(hdev, connect_mask);
1796                 if (error) {
1797                         hdev->ll_driver->stop(hdev);
1798                         return error;
1799                 }
1800         }
1801
1802         return 0;
1803 }
1804 EXPORT_SYMBOL_GPL(hid_hw_start);
1805
1806 /**
1807  * hid_hw_stop - stop underlying HW
1808  * @hdev: hid device
1809  *
1810  * This is usually called from remove function or from probe when something
1811  * failed and hid_hw_start was called already.
1812  */
1813 void hid_hw_stop(struct hid_device *hdev)
1814 {
1815         hid_disconnect(hdev);
1816         hdev->ll_driver->stop(hdev);
1817 }
1818 EXPORT_SYMBOL_GPL(hid_hw_stop);
1819
1820 /**
1821  * hid_hw_open - signal underlying HW to start delivering events
1822  * @hdev: hid device
1823  *
1824  * Tell underlying HW to start delivering events from the device.
1825  * This function should be called sometime after successful call
1826  * to hid_hiw_start().
1827  */
1828 int hid_hw_open(struct hid_device *hdev)
1829 {
1830         int ret;
1831
1832         ret = mutex_lock_killable(&hdev->ll_open_lock);
1833         if (ret)
1834                 return ret;
1835
1836         if (!hdev->ll_open_count++) {
1837                 ret = hdev->ll_driver->open(hdev);
1838                 if (ret)
1839                         hdev->ll_open_count--;
1840         }
1841
1842         mutex_unlock(&hdev->ll_open_lock);
1843         return ret;
1844 }
1845 EXPORT_SYMBOL_GPL(hid_hw_open);
1846
1847 /**
1848  * hid_hw_close - signal underlaying HW to stop delivering events
1849  *
1850  * @hdev: hid device
1851  *
1852  * This function indicates that we are not interested in the events
1853  * from this device anymore. Delivery of events may or may not stop,
1854  * depending on the number of users still outstanding.
1855  */
1856 void hid_hw_close(struct hid_device *hdev)
1857 {
1858         mutex_lock(&hdev->ll_open_lock);
1859         if (!--hdev->ll_open_count)
1860                 hdev->ll_driver->close(hdev);
1861         mutex_unlock(&hdev->ll_open_lock);
1862 }
1863 EXPORT_SYMBOL_GPL(hid_hw_close);
1864
1865 /*
1866  * A list of devices for which there is a specialized driver on HID bus.
1867  *
1868  * Please note that for multitouch devices (driven by hid-multitouch driver),
1869  * there is a proper autodetection and autoloading in place (based on presence
1870  * of HID_DG_CONTACTID), so those devices don't need to be added to this list,
1871  * as we are doing the right thing in hid_scan_usage().
1872  *
1873  * Autodetection for (USB) HID sensor hubs exists too. If a collection of type
1874  * physical is found inside a usage page of type sensor, hid-sensor-hub will be
1875  * used as a driver. See hid_scan_report().
1876  */
1877 static const struct hid_device_id hid_have_special_driver[] = {
1878 #if IS_ENABLED(CONFIG_HID_A4TECH)
1879         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1880         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
1881         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
1882 #endif
1883 #if IS_ENABLED(CONFIG_HID_ACCUTOUCH)
1884         { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_ACCUTOUCH_2216) },
1885 #endif
1886 #if IS_ENABLED(CONFIG_HID_ACRUX)
1887         { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
1888         { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0xf705) },
1889 #endif
1890 #if IS_ENABLED(CONFIG_HID_ALPS)
1891         { HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_ALPS_JP, HID_DEVICE_ID_ALPS_U1_DUAL) },
1892 #endif
1893 #if IS_ENABLED(CONFIG_HID_APPLE)
1894         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
1895         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1896         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1897         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1898         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1899         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1900         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1901         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1902         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1903         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1904         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1905         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
1906         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1907         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1908         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
1909         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1910         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1911         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1912         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1913         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1914         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
1915         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1916         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1917         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
1918         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1919         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1920         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1921         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1922         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1923         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
1924         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1925         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1926         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
1927         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1928         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1929         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1930         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1931         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1932         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
1933         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1934         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1935         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
1936         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1937         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1938         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
1939         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1940         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1941         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
1942         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1943         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1944         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
1945         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1946         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1947         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
1948         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
1949         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
1950         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
1951         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
1952         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
1953         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
1954         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
1955         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
1956         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
1957         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
1958         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
1959         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
1960         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1961         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1962         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
1963         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) },
1964         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
1965         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS) },
1966         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_ANSI) },
1967         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1968         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
1969 #endif
1970 #if IS_ENABLED(CONFIG_HID_APPLEIR)
1971         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) },
1972         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL2) },
1973         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL3) },
1974         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1975         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL5) },
1976 #endif
1977 #if IS_ENABLED(CONFIG_HID_ASUS)
1978         { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_I2C_KEYBOARD) },
1979         { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_I2C_TOUCHPAD) },
1980         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD1) },
1981         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD2) },
1982         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T100_KEYBOARD) },
1983         { HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_ASUS_MD_5112) },
1984         { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_ASUS_MD_5110) },
1985 #endif
1986 #if IS_ENABLED(CONFIG_HID_AUREAL)
1987         { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
1988 #endif
1989 #if IS_ENABLED(CONFIG_HID_BELKIN)
1990         { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
1991         { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
1992 #endif
1993 #if IS_ENABLED(CONFIG_HID_BETOP_FF)
1994         { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185BFM, 0x2208) },
1995         { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185PC, 0x5506) },
1996         { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2PC, 0x1850) },
1997         { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2BFM, 0x5500) },
1998 #endif
1999 #if IS_ENABLED(CONFIG_HID_CHERRY)
2000         { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
2001         { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
2002 #endif
2003 #if IS_ENABLED(CONFIG_HID_CHICONY)
2004         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
2005         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
2006         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_ASUS_AK1D) },
2007         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_ACER_SWITCH12) },
2008 #endif
2009 #if IS_ENABLED(CONFIG_HID_CMEDIA)
2010         { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM6533) },
2011 #endif
2012 #if IS_ENABLED(CONFIG_HID_CORSAIR)
2013         { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_K90) },
2014         { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_SCIMITAR_PRO_RGB) },
2015 #endif
2016 #if IS_ENABLED(CONFIG_HID_CP2112)
2017         { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_CP2112) },
2018 #endif
2019 #if IS_ENABLED(CONFIG_HID_CYPRESS)
2020         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
2021         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
2022         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
2023         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) },
2024         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
2025 #endif
2026 #if IS_ENABLED(CONFIG_HID_DRAGONRISE)
2027         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
2028         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
2029 #endif
2030 #if IS_ENABLED(CONFIG_HID_ELECOM)
2031         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
2032         { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_DEFT_WIRED) },
2033         { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_DEFT_WIRELESS) },
2034 #endif
2035 #if IS_ENABLED(CONFIG_HID_ELO)
2036         { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) },
2037         { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) },
2038 #endif
2039 #if IS_ENABLED(CONFIG_HID_EMS_FF)
2040         { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
2041 #endif
2042 #if IS_ENABLED(CONFIG_HID_EZKEY)
2043         { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
2044 #endif
2045 #if IS_ENABLED(CONFIG_HID_GEMBIRD)
2046         { HID_USB_DEVICE(USB_VENDOR_ID_GEMBIRD, USB_DEVICE_ID_GEMBIRD_JPD_DUALFORCE2) },
2047 #endif
2048 #if IS_ENABLED(CONFIG_HID_GFRM)
2049         { HID_BLUETOOTH_DEVICE(0x58, 0x2000) },
2050         { HID_BLUETOOTH_DEVICE(0x471, 0x2210) },
2051 #endif
2052 #if IS_ENABLED(CONFIG_HID_GREENASIA)
2053         { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
2054 #endif
2055 #if IS_ENABLED(CONFIG_HID_GT683R)
2056         { HID_USB_DEVICE(USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL) },
2057 #endif
2058 #if IS_ENABLED(CONFIG_HID_GYRATION)
2059         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
2060         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
2061         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
2062 #endif
2063 #if IS_ENABLED(CONFIG_HID_HOLTEK)
2064         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
2065         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) },
2066         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) },
2067         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) },
2068         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070) },
2069         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) },
2070         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) },
2071         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) },
2072 #endif
2073 #if IS_ENABLED(CONFIG_HID_ICADE)
2074         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) },
2075 #endif
2076 #if IS_ENABLED(CONFIG_HID_ITE)
2077         { HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE8595) },
2078 #endif
2079 #if IS_ENABLED(CONFIG_HID_KENSINGTON)
2080         { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
2081 #endif
2082 #if IS_ENABLED(CONFIG_HID_KEYTOUCH)
2083         { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
2084 #endif
2085 #if IS_ENABLED(CONFIG_HID_KYE)
2086         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) },
2087         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_MANTICORE) },
2088         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GX_IMPERATOR) },
2089         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
2090         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
2091         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
2092         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_V2) },
2093         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
2094         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_PENSKETCH_M912) },
2095 #endif
2096 #if IS_ENABLED(CONFIG_HID_LCPOWER)
2097         { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
2098 #endif
2099 #if IS_ENABLED(CONFIG_HID_LED)
2100         { HID_USB_DEVICE(USB_VENDOR_ID_DELCOM, USB_DEVICE_ID_DELCOM_VISUAL_IND) },
2101         { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_WN) },
2102         { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_FA) },
2103         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_LUXAFOR) },
2104         { HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) },
2105         { HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) },
2106 #endif
2107 #if IS_ENABLED(CONFIG_HID_LENOVO)
2108         { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
2109         { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
2110         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
2111         { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
2112 #endif
2113 #if IS_ENABLED(CONFIG_HID_LOGITECH)
2114         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
2115         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
2116         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
2117         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
2118         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
2119         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
2120         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
2121         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
2122         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
2123         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
2124         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DUAL_ACTION) },
2125         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
2126         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
2127         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
2128         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
2129         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G29_WHEEL) },
2130         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
2131         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
2132         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
2133         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
2134         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
2135         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
2136         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL) },
2137         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
2138         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
2139         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
2140         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
2141         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
2142         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
2143         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
2144         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
2145 #endif
2146 #if IS_ENABLED(CONFIG_HID_LOGITECH_HIDPP)
2147         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_T651) },
2148         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G920_WHEEL) },
2149 #endif
2150 #if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
2151         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
2152         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
2153 #endif
2154 #if IS_ENABLED(CONFIG_HID_MAGICMOUSE)
2155         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
2156         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
2157 #endif
2158 #if IS_ENABLED(CONFIG_HID_MAYFLASH)
2159         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_PS3) },
2160         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR) },
2161         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE1) },
2162         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE2) },
2163 #endif
2164 #if IS_ENABLED(CONFIG_HID_MICROSOFT)
2165         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
2166         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_KEYBOARD) },
2167         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
2168         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
2169         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) },
2170         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE7K) },
2171         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
2172         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
2173         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
2174         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
2175         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) },
2176         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_7K) },
2177         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_600) },
2178         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3KV1) },
2179         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER) },
2180         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
2181 #endif
2182 #if IS_ENABLED(CONFIG_HID_MONTEREY)
2183         { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
2184 #endif
2185 #if IS_ENABLED(CONFIG_HID_MULTITOUCH)
2186         { HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MELFAS_MT) },
2187 #endif
2188 #if IS_ENABLED(CONFIG_HID_WIIMOTE)
2189         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
2190         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE2) },
2191 #endif
2192 #if IS_ENABLED(CONFIG_HID_NTI)
2193         { HID_USB_DEVICE(USB_VENDOR_ID_NTI, USB_DEVICE_ID_USB_SUN) },
2194 #endif
2195 #if IS_ENABLED(CONFIG_HID_NTRIG)
2196         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
2197         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
2198         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
2199         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
2200         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
2201         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
2202         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
2203         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
2204         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
2205         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
2206         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
2207         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
2208         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
2209         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
2210         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
2211         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
2212         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
2213         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
2214         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
2215 #endif
2216 #if IS_ENABLED(CONFIG_HID_ORTEK)
2217         { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
2218         { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
2219         { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_IHOME_IMAC_A210S) },
2220         { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
2221 #endif
2222 #if IS_ENABLED(CONFIG_HID_PANTHERLORD)
2223         { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
2224         { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
2225         { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
2226         { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) },
2227 #endif
2228 #if IS_ENABLED(CONFIG_HID_PENMOUNT)
2229         { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_6000) },
2230 #endif
2231 #if IS_ENABLED(CONFIG_HID_PETALYNX)
2232         { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
2233 #endif
2234 #if IS_ENABLED(CONFIG_HID_PICOLCD)
2235         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
2236         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
2237 #endif
2238 #if IS_ENABLED(CONFIG_HID_PLANTRONICS)
2239         { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) },
2240 #endif
2241 #if IS_ENABLED(CONFIG_HID_PRIMAX)
2242         { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
2243 #endif
2244 #if IS_ENABLED(CONFIG_HID_PRODIKEYS)
2245         { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
2246 #endif
2247 #if IS_ENABLED(CONFIG_HID_RETRODE)
2248         { HID_USB_DEVICE(USB_VENDOR_ID_FUTURE_TECHNOLOGY, USB_DEVICE_ID_RETRODE2) },
2249 #endif
2250 #if IS_ENABLED(CONFIG_HID_RMI)
2251         { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_X1_COVER) },
2252         { HID_USB_DEVICE(USB_VENDOR_ID_RAZER, USB_DEVICE_ID_RAZER_BLADE_14) },
2253 #endif
2254 #if IS_ENABLED(CONFIG_HID_ROCCAT)
2255         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
2256         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
2257         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) },
2258         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
2259         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
2260         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) },
2261         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) },
2262         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) },
2263         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
2264         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_LUA) },
2265         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
2266         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
2267         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK) },
2268         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_GLOW) },
2269         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_PRO) },
2270         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_SAVU) },
2271 #endif
2272 #if IS_ENABLED(CONFIG_HID_SAITEK)
2273         { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
2274         { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7_OLD) },
2275         { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7) },
2276         { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT9) },
2277         { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_MMO7) },
2278         { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT5) },
2279         { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT9) },
2280 #endif
2281 #if IS_ENABLED(CONFIG_HID_SAMSUNG)
2282         { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
2283         { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
2284 #endif
2285 #if IS_ENABLED(CONFIG_HID_SMARTJOYPLUS)
2286         { HID_USB_DEVICE(USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII) },
2287         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
2288         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
2289         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
2290         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
2291         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
2292         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
2293 #endif
2294 #if IS_ENABLED(CONFIG_HID_SONY)
2295         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) },
2296         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SMK, USB_DEVICE_ID_SMK_PS3_BDREMOTE) },
2297         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER) },
2298         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER) },
2299         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
2300         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
2301         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
2302         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
2303         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) },
2304         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
2305         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
2306         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
2307         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
2308         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_2) },
2309         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_2) },
2310         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_DONGLE) },
2311         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
2312         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) },
2313         { HID_USB_DEVICE(USB_VENDOR_ID_SINO_LITE, USB_DEVICE_ID_SINO_LITE_CONTROLLER) },
2314 #endif
2315 #if IS_ENABLED(CONFIG_HID_SPEEDLINK)
2316         { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
2317 #endif
2318 #if IS_ENABLED(CONFIG_HID_STEELSERIES)
2319         { HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, USB_DEVICE_ID_STEELSERIES_SRWS1) },
2320 #endif
2321 #if IS_ENABLED(CONFIG_HID_SUNPLUS)
2322         { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
2323 #endif
2324 #if IS_ENABLED(CONFIG_HID_THRUSTMASTER)
2325         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
2326         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
2327         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
2328         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
2329         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
2330         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
2331         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
2332         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
2333 #endif
2334 #if IS_ENABLED(CONFIG_HID_TIVO)
2335         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
2336         { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
2337         { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_PRO) },
2338 #endif
2339 #if IS_ENABLED(CONFIG_HID_TOPSEED)
2340         { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
2341         { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
2342         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
2343         { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
2344         { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
2345 #endif
2346 #if IS_ENABLED(CONFIG_HID_TWINHAN)
2347         { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
2348 #endif
2349 #if IS_ENABLED(CONFIG_HID_UCLOGIC)
2350         { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) },
2351         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_HUION_TABLET) },
2352         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
2353         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
2354         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
2355         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
2356         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
2357         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) },
2358         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) },
2359         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_YIYNOVA_TABLET) },
2360         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UGEE_TABLET_81) },
2361         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UGEE_TABLET_45) },
2362         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_DRAWIMAGE_G3) },
2363         { HID_USB_DEVICE(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_TABLET_EX07S) },
2364         { HID_USB_DEVICE(USB_VENDOR_ID_UGTIZER, USB_DEVICE_ID_UGTIZER_TABLET_GP0610) },
2365 #endif
2366 #if IS_ENABLED(CONFIG_HID_UDRAW_PS3)
2367         { HID_USB_DEVICE(USB_VENDOR_ID_THQ, USB_DEVICE_ID_THQ_PS3_UDRAW) },
2368 #endif
2369 #if IS_ENABLED(CONFIG_HID_WALTOP)
2370         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
2371         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
2372         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
2373         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
2374         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
2375         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
2376         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
2377 #endif
2378 #if IS_ENABLED(CONFIG_HID_XINMO)
2379         { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) },
2380         { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_THT_2P_ARCADE) },
2381 #endif
2382 #if IS_ENABLED(CONFIG_HID_ZEROPLUS)
2383         { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
2384         { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
2385 #endif
2386 #if IS_ENABLED(CONFIG_HID_ZYDACRON)
2387         { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
2388 #endif
2389         { }
2390 };
2391
2392 struct hid_dynid {
2393         struct list_head list;
2394         struct hid_device_id id;
2395 };
2396
2397 /**
2398  * store_new_id - add a new HID device ID to this driver and re-probe devices
2399  * @driver: target device driver
2400  * @buf: buffer for scanning device ID data
2401  * @count: input size
2402  *
2403  * Adds a new dynamic hid device ID to this driver,
2404  * and causes the driver to probe for all devices again.
2405  */
2406 static ssize_t new_id_store(struct device_driver *drv, const char *buf,
2407                 size_t count)
2408 {
2409         struct hid_driver *hdrv = to_hid_driver(drv);
2410         struct hid_dynid *dynid;
2411         __u32 bus, vendor, product;
2412         unsigned long driver_data = 0;
2413         int ret;
2414
2415         ret = sscanf(buf, "%x %x %x %lx",
2416                         &bus, &vendor, &product, &driver_data);
2417         if (ret < 3)
2418                 return -EINVAL;
2419
2420         dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
2421         if (!dynid)
2422                 return -ENOMEM;
2423
2424         dynid->id.bus = bus;
2425         dynid->id.group = HID_GROUP_ANY;
2426         dynid->id.vendor = vendor;
2427         dynid->id.product = product;
2428         dynid->id.driver_data = driver_data;
2429
2430         spin_lock(&hdrv->dyn_lock);
2431         list_add_tail(&dynid->list, &hdrv->dyn_list);
2432         spin_unlock(&hdrv->dyn_lock);
2433
2434         ret = driver_attach(&hdrv->driver);
2435
2436         return ret ? : count;
2437 }
2438 static DRIVER_ATTR_WO(new_id);
2439
2440 static struct attribute *hid_drv_attrs[] = {
2441         &driver_attr_new_id.attr,
2442         NULL,
2443 };
2444 ATTRIBUTE_GROUPS(hid_drv);
2445
2446 static void hid_free_dynids(struct hid_driver *hdrv)
2447 {
2448         struct hid_dynid *dynid, *n;
2449
2450         spin_lock(&hdrv->dyn_lock);
2451         list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
2452                 list_del(&dynid->list);
2453                 kfree(dynid);
2454         }
2455         spin_unlock(&hdrv->dyn_lock);
2456 }
2457
2458 static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
2459                 struct hid_driver *hdrv)
2460 {
2461         struct hid_dynid *dynid;
2462
2463         spin_lock(&hdrv->dyn_lock);
2464         list_for_each_entry(dynid, &hdrv->dyn_list, list) {
2465                 if (hid_match_one_id(hdev, &dynid->id)) {
2466                         spin_unlock(&hdrv->dyn_lock);
2467                         return &dynid->id;
2468                 }
2469         }
2470         spin_unlock(&hdrv->dyn_lock);
2471
2472         return hid_match_id(hdev, hdrv->id_table);
2473 }
2474
2475 static int hid_bus_match(struct device *dev, struct device_driver *drv)
2476 {
2477         struct hid_driver *hdrv = to_hid_driver(drv);
2478         struct hid_device *hdev = to_hid_device(dev);
2479
2480         return hid_match_device(hdev, hdrv) != NULL;
2481 }
2482
2483 static int hid_device_probe(struct device *dev)
2484 {
2485         struct hid_driver *hdrv = to_hid_driver(dev->driver);
2486         struct hid_device *hdev = to_hid_device(dev);
2487         const struct hid_device_id *id;
2488         int ret = 0;
2489
2490         if (down_interruptible(&hdev->driver_lock))
2491                 return -EINTR;
2492         if (down_interruptible(&hdev->driver_input_lock)) {
2493                 ret = -EINTR;
2494                 goto unlock_driver_lock;
2495         }
2496         hdev->io_started = false;
2497
2498         if (!hdev->driver) {
2499                 id = hid_match_device(hdev, hdrv);
2500                 if (id == NULL) {
2501                         ret = -ENODEV;
2502                         goto unlock;
2503                 }
2504
2505                 hdev->driver = hdrv;
2506                 if (hdrv->probe) {
2507                         ret = hdrv->probe(hdev, id);
2508                 } else { /* default probe */
2509                         ret = hid_open_report(hdev);
2510                         if (!ret)
2511                                 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
2512                 }
2513                 if (ret) {
2514                         hid_close_report(hdev);
2515                         hdev->driver = NULL;
2516                 }
2517         }
2518 unlock:
2519         if (!hdev->io_started)
2520                 up(&hdev->driver_input_lock);
2521 unlock_driver_lock:
2522         up(&hdev->driver_lock);
2523         return ret;
2524 }
2525
2526 static int hid_device_remove(struct device *dev)
2527 {
2528         struct hid_device *hdev = to_hid_device(dev);
2529         struct hid_driver *hdrv;
2530         int ret = 0;
2531
2532         if (down_interruptible(&hdev->driver_lock))
2533                 return -EINTR;
2534         if (down_interruptible(&hdev->driver_input_lock)) {
2535                 ret = -EINTR;
2536                 goto unlock_driver_lock;
2537         }
2538         hdev->io_started = false;
2539
2540         hdrv = hdev->driver;
2541         if (hdrv) {
2542                 if (hdrv->remove)
2543                         hdrv->remove(hdev);
2544                 else /* default remove */
2545                         hid_hw_stop(hdev);
2546                 hid_close_report(hdev);
2547                 hdev->driver = NULL;
2548         }
2549
2550         if (!hdev->io_started)
2551                 up(&hdev->driver_input_lock);
2552 unlock_driver_lock:
2553         up(&hdev->driver_lock);
2554         return ret;
2555 }
2556
2557 static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
2558                              char *buf)
2559 {
2560         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
2561
2562         return scnprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
2563                          hdev->bus, hdev->group, hdev->vendor, hdev->product);
2564 }
2565 static DEVICE_ATTR_RO(modalias);
2566
2567 static struct attribute *hid_dev_attrs[] = {
2568         &dev_attr_modalias.attr,
2569         NULL,
2570 };
2571 static struct bin_attribute *hid_dev_bin_attrs[] = {
2572         &dev_bin_attr_report_desc,
2573         NULL
2574 };
2575 static const struct attribute_group hid_dev_group = {
2576         .attrs = hid_dev_attrs,
2577         .bin_attrs = hid_dev_bin_attrs,
2578 };
2579 __ATTRIBUTE_GROUPS(hid_dev);
2580
2581 static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
2582 {
2583         struct hid_device *hdev = to_hid_device(dev);
2584
2585         if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
2586                         hdev->bus, hdev->vendor, hdev->product))
2587                 return -ENOMEM;
2588
2589         if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
2590                 return -ENOMEM;
2591
2592         if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
2593                 return -ENOMEM;
2594
2595         if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
2596                 return -ENOMEM;
2597
2598         if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
2599                            hdev->bus, hdev->group, hdev->vendor, hdev->product))
2600                 return -ENOMEM;
2601
2602         return 0;
2603 }
2604
2605 static struct bus_type hid_bus_type = {
2606         .name           = "hid",
2607         .dev_groups     = hid_dev_groups,
2608         .drv_groups     = hid_drv_groups,
2609         .match          = hid_bus_match,
2610         .probe          = hid_device_probe,
2611         .remove         = hid_device_remove,
2612         .uevent         = hid_uevent,
2613 };
2614
2615 /* a list of devices that shouldn't be handled by HID core at all */
2616 static const struct hid_device_id hid_ignore_list[] = {
2617         { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
2618         { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
2619         { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
2620         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
2621         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
2622         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
2623         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
2624         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
2625         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
2626         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
2627         { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
2628         { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
2629         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
2630         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
2631         { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
2632         { HID_USB_DEVICE(USB_VENDOR_ID_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) },
2633         { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
2634         { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
2635         { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
2636         { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI4713) },
2637         { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
2638         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
2639         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
2640         { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
2641         { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
2642         { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
2643         { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0400) },
2644         { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0401) },
2645         { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
2646         { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
2647         { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
2648         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
2649         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
2650         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
2651         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
2652         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
2653         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
2654         { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
2655         { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
2656         { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
2657         { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_RADIOSHARK) },
2658         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
2659         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
2660         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
2661         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
2662         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
2663         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
2664         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
2665         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
2666         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
2667         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
2668         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
2669         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
2670         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
2671         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
2672         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
2673         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
2674         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
2675         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
2676         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
2677         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
2678         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
2679         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
2680         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
2681         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
2682         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
2683         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
2684         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
2685         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
2686         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
2687         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
2688         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
2689         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
2690         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
2691         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
2692         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
2693         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
2694         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
2695         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
2696         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
2697         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
2698         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
2699         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
2700         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
2701         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
2702         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
2703         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
2704         { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
2705         { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_410) },
2706         { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_510) },
2707         { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_GN9350E) },
2708         { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
2709         { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
2710         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
2711         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
2712         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
2713         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
2714         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
2715         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
2716         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
2717         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
2718         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
2719         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
2720         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
2721         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
2722         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
2723         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
2724         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
2725         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
2726         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
2727         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
2728         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
2729         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
2730         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
2731         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
2732         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
2733         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
2734         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
2735         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
2736         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
2737         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
2738         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
2739         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
2740         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
2741         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
2742         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
2743         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
2744         { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) },
2745         { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
2746         { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
2747         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
2748         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
2749         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454) },
2750         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454_V2) },
2751         { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
2752         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
2753         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
2754         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
2755         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
2756         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
2757         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
2758         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
2759         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
2760         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
2761         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
2762         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
2763         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
2764         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
2765         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
2766         { HID_USB_DEVICE(USB_VENDOR_ID_PETZL, USB_DEVICE_ID_PETZL_HEADLAMP) },
2767         { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
2768         { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
2769 #if IS_ENABLED(CONFIG_MOUSE_SYNAPTICS_USB)
2770         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
2771         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
2772         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
2773         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
2774         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
2775         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
2776         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
2777         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
2778 #endif
2779         { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
2780         { }
2781 };
2782
2783 /**
2784  * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2785  *
2786  * There are composite devices for which we want to ignore only a certain
2787  * interface. This is a list of devices for which only the mouse interface will
2788  * be ignored. This allows a dedicated driver to take care of the interface.
2789  */
2790 static const struct hid_device_id hid_mouse_ignore_list[] = {
2791         /* appletouch driver */
2792         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2793         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2794         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2795         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2796         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2797         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2798         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2799         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2800         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2801         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2802         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2803         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2804         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2805         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2806         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2807         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2808         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2809         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2810         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2811         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
2812         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2813         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2814         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
2815         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2816         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2817         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2818         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2819         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2820         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
2821         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2822         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2823         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
2824         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2825         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2826         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
2827         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2828         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2829         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2830         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2831         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2832         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
2833         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
2834         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
2835         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
2836         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
2837         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
2838         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
2839         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
2840         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
2841         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
2842         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
2843         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
2844         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
2845         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2846         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2847         { }
2848 };
2849
2850 bool hid_ignore(struct hid_device *hdev)
2851 {
2852         if (hdev->quirks & HID_QUIRK_NO_IGNORE)
2853                 return false;
2854         if (hdev->quirks & HID_QUIRK_IGNORE)
2855                 return true;
2856
2857         switch (hdev->vendor) {
2858         case USB_VENDOR_ID_CODEMERCS:
2859                 /* ignore all Code Mercenaries IOWarrior devices */
2860                 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2861                                 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2862                         return true;
2863                 break;
2864         case USB_VENDOR_ID_LOGITECH:
2865                 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2866                                 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2867                         return true;
2868                 /*
2869                  * The Keene FM transmitter USB device has the same USB ID as
2870                  * the Logitech AudioHub Speaker, but it should ignore the hid.
2871                  * Check if the name is that of the Keene device.
2872                  * For reference: the name of the AudioHub is
2873                  * "HOLTEK  AudioHub Speaker".
2874                  */
2875                 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2876                         !strcmp(hdev->name, "HOLTEK  B-LINK USB Audio  "))
2877                                 return true;
2878                 break;
2879         case USB_VENDOR_ID_SOUNDGRAPH:
2880                 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2881                     hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2882                         return true;
2883                 break;
2884         case USB_VENDOR_ID_HANWANG:
2885                 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2886                     hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2887                         return true;
2888                 break;
2889         case USB_VENDOR_ID_JESS:
2890                 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2891                                 hdev->type == HID_TYPE_USBNONE)
2892                         return true;
2893                 break;
2894         case USB_VENDOR_ID_VELLEMAN:
2895                 /* These are not HID devices.  They are handled by comedi. */
2896                 if ((hdev->product >= USB_DEVICE_ID_VELLEMAN_K8055_FIRST &&
2897                      hdev->product <= USB_DEVICE_ID_VELLEMAN_K8055_LAST) ||
2898                     (hdev->product >= USB_DEVICE_ID_VELLEMAN_K8061_FIRST &&
2899                      hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST))
2900                         return true;
2901                 break;
2902         case USB_VENDOR_ID_ATMEL_V_USB:
2903                 /* Masterkit MA901 usb radio based on Atmel tiny85 chip and
2904                  * it has the same USB ID as many Atmel V-USB devices. This
2905                  * usb radio is handled by radio-ma901.c driver so we want
2906                  * ignore the hid. Check the name, bus, product and ignore
2907                  * if we have MA901 usb radio.
2908                  */
2909                 if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB &&
2910                         hdev->bus == BUS_USB &&
2911                         strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0)
2912                         return true;
2913                 break;
2914         }
2915
2916         if (hdev->type == HID_TYPE_USBMOUSE &&
2917                         hid_match_id(hdev, hid_mouse_ignore_list))
2918                 return true;
2919
2920         return !!hid_match_id(hdev, hid_ignore_list);
2921 }
2922 EXPORT_SYMBOL_GPL(hid_ignore);
2923
2924 int hid_add_device(struct hid_device *hdev)
2925 {
2926         static atomic_t id = ATOMIC_INIT(0);
2927         int ret;
2928
2929         if (WARN_ON(hdev->status & HID_STAT_ADDED))
2930                 return -EBUSY;
2931
2932         /* we need to kill them here, otherwise they will stay allocated to
2933          * wait for coming driver */
2934         if (hid_ignore(hdev))
2935                 return -ENODEV;
2936
2937         /*
2938          * Check for the mandatory transport channel.
2939          */
2940          if (!hdev->ll_driver->raw_request) {
2941                 hid_err(hdev, "transport driver missing .raw_request()\n");
2942                 return -EINVAL;
2943          }
2944
2945         /*
2946          * Read the device report descriptor once and use as template
2947          * for the driver-specific modifications.
2948          */
2949         ret = hdev->ll_driver->parse(hdev);
2950         if (ret)
2951                 return ret;
2952         if (!hdev->dev_rdesc)
2953                 return -ENODEV;
2954
2955         /*
2956          * Scan generic devices for group information
2957          */
2958         if (hid_ignore_special_drivers) {
2959                 hdev->group = HID_GROUP_GENERIC;
2960         } else if (!hdev->group &&
2961                    !hid_match_id(hdev, hid_have_special_driver)) {
2962                 ret = hid_scan_report(hdev);
2963                 if (ret)
2964                         hid_warn(hdev, "bad device descriptor (%d)\n", ret);
2965         }
2966
2967         /* XXX hack, any other cleaner solution after the driver core
2968          * is converted to allow more than 20 bytes as the device name? */
2969         dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2970                      hdev->vendor, hdev->product, atomic_inc_return(&id));
2971
2972         hid_debug_register(hdev, dev_name(&hdev->dev));
2973         ret = device_add(&hdev->dev);
2974         if (!ret)
2975                 hdev->status |= HID_STAT_ADDED;
2976         else
2977                 hid_debug_unregister(hdev);
2978
2979         return ret;
2980 }
2981 EXPORT_SYMBOL_GPL(hid_add_device);
2982
2983 /**
2984  * hid_allocate_device - allocate new hid device descriptor
2985  *
2986  * Allocate and initialize hid device, so that hid_destroy_device might be
2987  * used to free it.
2988  *
2989  * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2990  * error value.
2991  */
2992 struct hid_device *hid_allocate_device(void)
2993 {
2994         struct hid_device *hdev;
2995         int ret = -ENOMEM;
2996
2997         hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2998         if (hdev == NULL)
2999                 return ERR_PTR(ret);
3000
3001         device_initialize(&hdev->dev);
3002         hdev->dev.release = hid_device_release;
3003         hdev->dev.bus = &hid_bus_type;
3004         device_enable_async_suspend(&hdev->dev);
3005
3006         hid_close_report(hdev);
3007
3008         init_waitqueue_head(&hdev->debug_wait);
3009         INIT_LIST_HEAD(&hdev->debug_list);
3010         spin_lock_init(&hdev->debug_list_lock);
3011         sema_init(&hdev->driver_lock, 1);
3012         sema_init(&hdev->driver_input_lock, 1);
3013         mutex_init(&hdev->ll_open_lock);
3014
3015         return hdev;
3016 }
3017 EXPORT_SYMBOL_GPL(hid_allocate_device);
3018
3019 static void hid_remove_device(struct hid_device *hdev)
3020 {
3021         if (hdev->status & HID_STAT_ADDED) {
3022                 device_del(&hdev->dev);
3023                 hid_debug_unregister(hdev);
3024                 hdev->status &= ~HID_STAT_ADDED;
3025         }
3026         kfree(hdev->dev_rdesc);
3027         hdev->dev_rdesc = NULL;
3028         hdev->dev_rsize = 0;
3029 }
3030
3031 /**
3032  * hid_destroy_device - free previously allocated device
3033  *
3034  * @hdev: hid device
3035  *
3036  * If you allocate hid_device through hid_allocate_device, you should ever
3037  * free by this function.
3038  */
3039 void hid_destroy_device(struct hid_device *hdev)
3040 {
3041         hid_remove_device(hdev);
3042         put_device(&hdev->dev);
3043 }
3044 EXPORT_SYMBOL_GPL(hid_destroy_device);
3045
3046 int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
3047                 const char *mod_name)
3048 {
3049         hdrv->driver.name = hdrv->name;
3050         hdrv->driver.bus = &hid_bus_type;
3051         hdrv->driver.owner = owner;
3052         hdrv->driver.mod_name = mod_name;
3053
3054         INIT_LIST_HEAD(&hdrv->dyn_list);
3055         spin_lock_init(&hdrv->dyn_lock);
3056
3057         return driver_register(&hdrv->driver);
3058 }
3059 EXPORT_SYMBOL_GPL(__hid_register_driver);
3060
3061 void hid_unregister_driver(struct hid_driver *hdrv)
3062 {
3063         driver_unregister(&hdrv->driver);
3064         hid_free_dynids(hdrv);
3065 }
3066 EXPORT_SYMBOL_GPL(hid_unregister_driver);
3067
3068 int hid_check_keys_pressed(struct hid_device *hid)
3069 {
3070         struct hid_input *hidinput;
3071         int i;
3072
3073         if (!(hid->claimed & HID_CLAIMED_INPUT))
3074                 return 0;
3075
3076         list_for_each_entry(hidinput, &hid->inputs, list) {
3077                 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
3078                         if (hidinput->input->key[i])
3079                                 return 1;
3080         }
3081
3082         return 0;
3083 }
3084
3085 EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
3086
3087 static int __init hid_init(void)
3088 {
3089         int ret;
3090
3091         if (hid_debug)
3092                 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
3093                         "debugfs is now used for inspecting the device (report descriptor, reports)\n");
3094
3095         ret = bus_register(&hid_bus_type);
3096         if (ret) {
3097                 pr_err("can't register hid bus\n");
3098                 goto err;
3099         }
3100
3101         ret = hidraw_init();
3102         if (ret)
3103                 goto err_bus;
3104
3105         hid_debug_init();
3106
3107         return 0;
3108 err_bus:
3109         bus_unregister(&hid_bus_type);
3110 err:
3111         return ret;
3112 }
3113
3114 static void __exit hid_exit(void)
3115 {
3116         hid_debug_exit();
3117         hidraw_exit();
3118         bus_unregister(&hid_bus_type);
3119 }
3120
3121 module_init(hid_init);
3122 module_exit(hid_exit);
3123
3124 MODULE_AUTHOR("Andreas Gal");
3125 MODULE_AUTHOR("Vojtech Pavlik");
3126 MODULE_AUTHOR("Jiri Kosina");
3127 MODULE_LICENSE("GPL");
3128