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)
  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                          usages * 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  * Concatenate usage which defines 16 bits or less with the
 200  * currently defined usage page to form a 32 bit usage
 201  */
 202
 203 static void complete_usage(struct hid_parser *parser, unsigned int index)
 204 {
 205         parser->local.usage[index] &= 0xFFFF;
 206         parser->local.usage[index] |=
 207                 (parser->global.usage_page & 0xFFFF) << 16;
 208 }
 209
 210 /*
 211  * Add a usage to the temporary parser table.
 212  */
 213
 214 static int hid_add_usage(struct hid_parser *parser, unsigned usage, u8 size)
 215 {
 216         if (parser->local.usage_index >= HID_MAX_USAGES) {
 217                 hid_err(parser->device, "usage index exceeded\n");
 218                 return -1;
 219         }
 220         parser->local.usage[parser->local.usage_index] = usage;
 221
 222         /*
 223          * If Usage item only includes usage id, concatenate it with
 224          * currently defined usage page
 225          */
 226         if (size <= 2)
 227                 complete_usage(parser, parser->local.usage_index);
 228
 229         parser->local.usage_size[parser->local.usage_index] = size;
 230         parser->local.collection_index[parser->local.usage_index] =
 231                 parser->collection_stack_ptr ?
 232                 parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
 233         parser->local.usage_index++;
 234         return 0;
 235 }
 236
 237 /*
 238  * Register a new field for this report.
 239  */
 240
 241 static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
 242 {
 243         struct hid_report *report;
 244         struct hid_field *field;
 245         unsigned usages;
 246         unsigned offset;
 247         unsigned i;
 248
 249         report = hid_register_report(parser->device, report_type, parser->global.report_id);
 250         if (!report) {
 251                 hid_err(parser->device, "hid_register_report failed\n");
 252                 return -1;
 253         }
 254
 255         /* Handle both signed and unsigned cases properly */
 256         if ((parser->global.logical_minimum < 0 &&
 257                 parser->global.logical_maximum <
 258                 parser->global.logical_minimum) ||
 259                 (parser->global.logical_minimum >= 0 &&
 260                 (__u32)parser->global.logical_maximum <
 261                 (__u32)parser->global.logical_minimum)) {
 262                 dbg_hid("logical range invalid 0x%x 0x%x\n",
 263                         parser->global.logical_minimum,
 264                         parser->global.logical_maximum);
 265                 return -1;
 266         }
 267
 268         offset = report->size;
 269         report->size += parser->global.report_size * parser->global.report_count;
 270
 271         /* Total size check: Allow for possible report index byte */
 272         if (report->size > (HID_MAX_BUFFER_SIZE - 1) << 3) {
 273                 hid_err(parser->device, "report is too long\n");
 274                 return -1;
 275         }
 276
 277         if (!parser->local.usage_index) /* Ignore padding fields */
 278                 return 0;
 279
 280         usages = max_t(unsigned, parser->local.usage_index,
 281                                  parser->global.report_count);
 282
 283         field = hid_register_field(report, usages);
 284         if (!field)
 285                 return 0;
 286
 287         field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
 288         field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
 289         field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
 290
 291         for (i = 0; i < usages; i++) {
 292                 unsigned j = i;
 293                 /* Duplicate the last usage we parsed if we have excess values */
 294                 if (i >= parser->local.usage_index)
 295                         j = parser->local.usage_index - 1;
 296                 field->usage[i].hid = parser->local.usage[j];
 297                 field->usage[i].collection_index =
 298                         parser->local.collection_index[j];
 299                 field->usage[i].usage_index = i;
 300         }
 301
 302         field->maxusage = usages;
 303         field->flags = flags;
 304         field->report_offset = offset;
 305         field->report_type = report_type;
 306         field->report_size = parser->global.report_size;
 307         field->report_count = parser->global.report_count;
 308         field->logical_minimum = parser->global.logical_minimum;
 309         field->logical_maximum = parser->global.logical_maximum;
 310         field->physical_minimum = parser->global.physical_minimum;
 311         field->physical_maximum = parser->global.physical_maximum;
 312         field->unit_exponent = parser->global.unit_exponent;
 313         field->unit = parser->global.unit;
 314
 315         return 0;
 316 }
 317
 318 /*
 319  * Read data value from item.
 320  */
 321
 322 static u32 item_udata(struct hid_item *item)
 323 {
 324         switch (item->size) {
 325         case 1: return item->data.u8;
 326         case 2: return item->data.u16;
 327         case 4: return item->data.u32;
 328         }
 329         return 0;
 330 }
 331
 332 static s32 item_sdata(struct hid_item *item)
 333 {
 334         switch (item->size) {
 335         case 1: return item->data.s8;
 336         case 2: return item->data.s16;
 337         case 4: return item->data.s32;
 338         }
 339         return 0;
 340 }
 341
 342 /*
 343  * Process a global item.
 344  */
 345
 346 static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
 347 {
 348         __s32 raw_value;
 349         switch (item->tag) {
 350         case HID_GLOBAL_ITEM_TAG_PUSH:
 351
 352                 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
 353                         hid_err(parser->device, "global environment stack overflow\n");
 354                         return -1;
 355                 }
 356
 357                 memcpy(parser->global_stack + parser->global_stack_ptr++,
 358                         &parser->global, sizeof(struct hid_global));
 359                 return 0;
 360
 361         case HID_GLOBAL_ITEM_TAG_POP:
 362
 363                 if (!parser->global_stack_ptr) {
 364                         hid_err(parser->device, "global environment stack underflow\n");
 365                         return -1;
 366                 }
 367
 368                 memcpy(&parser->global, parser->global_stack +
 369                         --parser->global_stack_ptr, sizeof(struct hid_global));
 370                 return 0;
 371
 372         case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
 373                 parser->global.usage_page = item_udata(item);
 374                 return 0;
 375
 376         case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
 377                 parser->global.logical_minimum = item_sdata(item);
 378                 return 0;
 379
 380         case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
 381                 if (parser->global.logical_minimum < 0)
 382                         parser->global.logical_maximum = item_sdata(item);
 383                 else
 384                         parser->global.logical_maximum = item_udata(item);
 385                 return 0;
 386
 387         case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
 388                 parser->global.physical_minimum = item_sdata(item);
 389                 return 0;
 390
 391         case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
 392                 if (parser->global.physical_minimum < 0)
 393                         parser->global.physical_maximum = item_sdata(item);
 394                 else
 395                         parser->global.physical_maximum = item_udata(item);
 396                 return 0;
 397
 398         case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
 399                 /* Many devices provide unit exponent as a two's complement
 400                  * nibble due to the common misunderstanding of HID
 401                  * specification 1.11, 6.2.2.7 Global Items. Attempt to handle
 402                  * both this and the standard encoding. */
 403                 raw_value = item_sdata(item);
 404                 if (!(raw_value & 0xfffffff0))
 405                         parser->global.unit_exponent = hid_snto32(raw_value, 4);
 406                 else
 407                         parser->global.unit_exponent = raw_value;
 408                 return 0;
 409
 410         case HID_GLOBAL_ITEM_TAG_UNIT:
 411                 parser->global.unit = item_udata(item);
 412                 return 0;
 413
 414         case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
 415                 parser->global.report_size = item_udata(item);
 416                 if (parser->global.report_size > 128) {
 417                         hid_err(parser->device, "invalid report_size %d\n",
 418                                         parser->global.report_size);
 419                         return -1;
 420                 }
 421                 return 0;
 422
 423         case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
 424                 parser->global.report_count = item_udata(item);
 425                 if (parser->global.report_count > HID_MAX_USAGES) {
 426                         hid_err(parser->device, "invalid report_count %d\n",
 427                                         parser->global.report_count);
 428                         return -1;
 429                 }
 430                 return 0;
 431
 432         case HID_GLOBAL_ITEM_TAG_REPORT_ID:
 433                 parser->global.report_id = item_udata(item);
 434                 if (parser->global.report_id == 0 ||
 435                     parser->global.report_id >= HID_MAX_IDS) {
 436                         hid_err(parser->device, "report_id %u is invalid\n",
 437                                 parser->global.report_id);
 438                         return -1;
 439                 }
 440                 return 0;
 441
 442         default:
 443                 hid_err(parser->device, "unknown global tag 0x%x\n", item->tag);
 444                 return -1;
 445         }
 446 }
 447
 448 /*
 449  * Process a local item.
 450  */
 451
 452 static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
 453 {
 454         __u32 data;
 455         unsigned n;
 456         __u32 count;
 457
 458         data = item_udata(item);
 459
 460         switch (item->tag) {
 461         case HID_LOCAL_ITEM_TAG_DELIMITER:
 462
 463                 if (data) {
 464                         /*
 465                          * We treat items before the first delimiter
 466                          * as global to all usage sets (branch 0).
 467                          * In the moment we process only these global
 468                          * items and the first delimiter set.
 469                          */
 470                         if (parser->local.delimiter_depth != 0) {
 471                                 hid_err(parser->device, "nested delimiters\n");
 472                                 return -1;
 473                         }
 474                         parser->local.delimiter_depth++;
 475                         parser->local.delimiter_branch++;
 476                 } else {
 477                         if (parser->local.delimiter_depth < 1) {
 478                                 hid_err(parser->device, "bogus close delimiter\n");
 479                                 return -1;
 480                         }
 481                         parser->local.delimiter_depth--;
 482                 }
 483                 return 0;
 484
 485         case HID_LOCAL_ITEM_TAG_USAGE:
 486
 487                 if (parser->local.delimiter_branch > 1) {
 488                         dbg_hid("alternative usage ignored\n");
 489                         return 0;
 490                 }
 491
 492                 return hid_add_usage(parser, data, item->size);
 493
 494         case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
 495
 496                 if (parser->local.delimiter_branch > 1) {
 497                         dbg_hid("alternative usage ignored\n");
 498                         return 0;
 499                 }
 500
 501                 parser->local.usage_minimum = data;
 502                 return 0;
 503
 504         case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
 505
 506                 if (parser->local.delimiter_branch > 1) {
 507                         dbg_hid("alternative usage ignored\n");
 508                         return 0;
 509                 }
 510
 511                 count = data - parser->local.usage_minimum;
 512                 if (count + parser->local.usage_index >= HID_MAX_USAGES) {
 513                         /*
 514                          * We do not warn if the name is not set, we are
 515                          * actually pre-scanning the device.
 516                          */
 517                         if (dev_name(&parser->device->dev))
 518                                 hid_warn(parser->device,
 519                                          "ignoring exceeding usage max\n");
 520                         data = HID_MAX_USAGES - parser->local.usage_index +
 521                                 parser->local.usage_minimum - 1;
 522                         if (data <= 0) {
 523                                 hid_err(parser->device,
 524                                         "no more usage index available\n");
 525                                 return -1;
 526                         }
 527                 }
 528
 529                 for (n = parser->local.usage_minimum; n <= data; n++)
 530                         if (hid_add_usage(parser, n, item->size)) {
 531                                 dbg_hid("hid_add_usage failed\n");
 532                                 return -1;
 533                         }
 534                 return 0;
 535
 536         default:
 537
 538                 dbg_hid("unknown local item tag 0x%x\n", item->tag);
 539                 return 0;
 540         }
 541         return 0;
 542 }
 543
 544 /*
 545  * Concatenate Usage Pages into Usages where relevant:
 546  * As per specification, 6.2.2.8: "When the parser encounters a main item it
 547  * concatenates the last declared Usage Page with a Usage to form a complete
 548  * usage value."
 549  */
 550
 551 static void hid_concatenate_last_usage_page(struct hid_parser *parser)
 552 {
 553         int i;
 554         unsigned int usage_page;
 555         unsigned int current_page;
 556
 557         if (!parser->local.usage_index)
 558                 return;
 559
 560         usage_page = parser->global.usage_page;
 561
 562         /*
 563          * Concatenate usage page again only if last declared Usage Page
 564          * has not been already used in previous usages concatenation
 565          */
 566         for (i = parser->local.usage_index - 1; i >= 0; i--) {
 567                 if (parser->local.usage_size[i] > 2)
 568                         /* Ignore extended usages */
 569                         continue;
 570
 571                 current_page = parser->local.usage[i] >> 16;
 572                 if (current_page == usage_page)
 573                         break;
 574
 575                 complete_usage(parser, i);
 576         }
 577 }
 578
 579 /*
 580  * Process a main item.
 581  */
 582
 583 static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
 584 {
 585         __u32 data;
 586         int ret;
 587
 588         hid_concatenate_last_usage_page(parser);
 589
 590         data = item_udata(item);
 591
 592         switch (item->tag) {
 593         case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
 594                 ret = open_collection(parser, data & 0xff);
 595                 break;
 596         case HID_MAIN_ITEM_TAG_END_COLLECTION:
 597                 ret = close_collection(parser);
 598                 break;
 599         case HID_MAIN_ITEM_TAG_INPUT:
 600                 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
 601                 break;
 602         case HID_MAIN_ITEM_TAG_OUTPUT:
 603                 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
 604                 break;
 605         case HID_MAIN_ITEM_TAG_FEATURE:
 606                 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
 607                 break;
 608         default:
 609                 hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
 610                 ret = 0;
 611         }
 612
 613         memset(&parser->local, 0, sizeof(parser->local));       /* Reset the local parser environment */
 614
 615         return ret;
 616 }
 617
 618 /*
 619  * Process a reserved item.
 620  */
 621
 622 static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
 623 {
 624         dbg_hid("reserved item type, tag 0x%x\n", item->tag);
 625         return 0;
 626 }
 627
 628 /*
 629  * Free a report and all registered fields. The field->usage and
 630  * field->value table's are allocated behind the field, so we need
 631  * only to free(field) itself.
 632  */
 633
 634 static void hid_free_report(struct hid_report *report)
 635 {
 636         unsigned n;
 637
 638         for (n = 0; n < report->maxfield; n++)
 639                 kfree(report->field[n]);
 640         kfree(report);
 641 }
 642
 643 /*
 644  * Close report. This function returns the device
 645  * state to the point prior to hid_open_report().
 646  */
 647 static void hid_close_report(struct hid_device *device)
 648 {
 649         unsigned i, j;
 650
 651         for (i = 0; i < HID_REPORT_TYPES; i++) {
 652                 struct hid_report_enum *report_enum = device->report_enum + i;
 653
 654                 for (j = 0; j < HID_MAX_IDS; j++) {
 655                         struct hid_report *report = report_enum->report_id_hash[j];
 656                         if (report)
 657                                 hid_free_report(report);
 658                 }
 659                 memset(report_enum, 0, sizeof(*report_enum));
 660                 INIT_LIST_HEAD(&report_enum->report_list);
 661         }
 662
 663         kfree(device->rdesc);
 664         device->rdesc = NULL;
 665         device->rsize = 0;
 666
 667         kfree(device->collection);
 668         device->collection = NULL;
 669         device->collection_size = 0;
 670         device->maxcollection = 0;
 671         device->maxapplication = 0;
 672
 673         device->status &= ~HID_STAT_PARSED;
 674 }
 675
 676 /*
 677  * Free a device structure, all reports, and all fields.
 678  */
 679
 680 static void hid_device_release(struct device *dev)
 681 {
 682         struct hid_device *hid = to_hid_device(dev);
 683
 684         hid_close_report(hid);
 685         kfree(hid->dev_rdesc);
 686         kfree(hid);
 687 }
 688
 689 /*
 690  * Fetch a report description item from the data stream. We support long
 691  * items, though they are not used yet.
 692  */
 693
 694 static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
 695 {
 696         u8 b;
 697
 698         if ((end - start) <= 0)
 699                 return NULL;
 700
 701         b = *start++;
 702
 703         item->type = (b >> 2) & 3;
 704         item->tag  = (b >> 4) & 15;
 705
 706         if (item->tag == HID_ITEM_TAG_LONG) {
 707
 708                 item->format = HID_ITEM_FORMAT_LONG;
 709
 710                 if ((end - start) < 2)
 711                         return NULL;
 712
 713                 item->size = *start++;
 714                 item->tag  = *start++;
 715
 716                 if ((end - start) < item->size)
 717                         return NULL;
 718
 719                 item->data.longdata = start;
 720                 start += item->size;
 721                 return start;
 722         }
 723
 724         item->format = HID_ITEM_FORMAT_SHORT;
 725         item->size = b & 3;
 726
 727         switch (item->size) {
 728         case 0:
 729                 return start;
 730
 731         case 1:
 732                 if ((end - start) < 1)
 733                         return NULL;
 734                 item->data.u8 = *start++;
 735                 return start;
 736
 737         case 2:
 738                 if ((end - start) < 2)
 739                         return NULL;
 740                 item->data.u16 = get_unaligned_le16(start);
 741                 start = (__u8 *)((__le16 *)start + 1);
 742                 return start;
 743
 744         case 3:
 745                 item->size++;
 746                 if ((end - start) < 4)
 747                         return NULL;
 748                 item->data.u32 = get_unaligned_le32(start);
 749                 start = (__u8 *)((__le32 *)start + 1);
 750                 return start;
 751         }
 752
 753         return NULL;
 754 }
 755
 756 static void hid_scan_input_usage(struct hid_parser *parser, u32 usage)
 757 {
 758         struct hid_device *hid = parser->device;
 759
 760         if (usage == HID_DG_CONTACTID)
 761                 hid->group = HID_GROUP_MULTITOUCH;
 762 }
 763
 764 static void hid_scan_feature_usage(struct hid_parser *parser, u32 usage)
 765 {
 766         if (usage == 0xff0000c5 && parser->global.report_count == 256 &&
 767             parser->global.report_size == 8)
 768                 parser->scan_flags |= HID_SCAN_FLAG_MT_WIN_8;
 769
 770         if (usage == 0xff0000c6 && parser->global.report_count == 1 &&
 771             parser->global.report_size == 8)
 772                 parser->scan_flags |= HID_SCAN_FLAG_MT_WIN_8;
 773 }
 774
 775 static void hid_scan_collection(struct hid_parser *parser, unsigned type)
 776 {
 777         struct hid_device *hid = parser->device;
 778         int i;
 779
 780         if (((parser->global.usage_page << 16) == HID_UP_SENSOR) &&
 781             type == HID_COLLECTION_PHYSICAL)
 782                 hid->group = HID_GROUP_SENSOR_HUB;
 783
 784         if (hid->vendor == USB_VENDOR_ID_MICROSOFT &&
 785             hid->product == USB_DEVICE_ID_MS_POWER_COVER &&
 786             hid->group == HID_GROUP_MULTITOUCH)
 787                 hid->group = HID_GROUP_GENERIC;
 788
 789         if ((parser->global.usage_page << 16) == HID_UP_GENDESK)
 790                 for (i = 0; i < parser->local.usage_index; i++)
 791                         if (parser->local.usage[i] == HID_GD_POINTER)
 792                                 parser->scan_flags |= HID_SCAN_FLAG_GD_POINTER;
 793
 794         if ((parser->global.usage_page << 16) >= HID_UP_MSVENDOR)
 795                 parser->scan_flags |= HID_SCAN_FLAG_VENDOR_SPECIFIC;
 796 }
 797
 798 static int hid_scan_main(struct hid_parser *parser, struct hid_item *item)
 799 {
 800         __u32 data;
 801         int i;
 802
 803         hid_concatenate_last_usage_page(parser);
 804
 805         data = item_udata(item);
 806
 807         switch (item->tag) {
 808         case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
 809                 hid_scan_collection(parser, data & 0xff);
 810                 break;
 811         case HID_MAIN_ITEM_TAG_END_COLLECTION:
 812                 break;
 813         case HID_MAIN_ITEM_TAG_INPUT:
 814                 /* ignore constant inputs, they will be ignored by hid-input */
 815                 if (data & HID_MAIN_ITEM_CONSTANT)
 816                         break;
 817                 for (i = 0; i < parser->local.usage_index; i++)
 818                         hid_scan_input_usage(parser, parser->local.usage[i]);
 819                 break;
 820         case HID_MAIN_ITEM_TAG_OUTPUT:
 821                 break;
 822         case HID_MAIN_ITEM_TAG_FEATURE:
 823                 for (i = 0; i < parser->local.usage_index; i++)
 824                         hid_scan_feature_usage(parser, parser->local.usage[i]);
 825                 break;
 826         }
 827
 828         /* Reset the local parser environment */
 829         memset(&parser->local, 0, sizeof(parser->local));
 830
 831         return 0;
 832 }
 833
 834 /*
 835  * Scan a report descriptor before the device is added to the bus.
 836  * Sets device groups and other properties that determine what driver
 837  * to load.
 838  */
 839 static int hid_scan_report(struct hid_device *hid)
 840 {
 841         struct hid_parser *parser;
 842         struct hid_item item;
 843         __u8 *start = hid->dev_rdesc;
 844         __u8 *end = start + hid->dev_rsize;
 845         static int (*dispatch_type[])(struct hid_parser *parser,
 846                                       struct hid_item *item) = {
 847                 hid_scan_main,
 848                 hid_parser_global,
 849                 hid_parser_local,
 850                 hid_parser_reserved
 851         };
 852
 853         parser = vzalloc(sizeof(struct hid_parser));
 854         if (!parser)
 855                 return -ENOMEM;
 856
 857         parser->device = hid;
 858         hid->group = HID_GROUP_GENERIC;
 859
 860         /*
 861          * The parsing is simpler than the one in hid_open_report() as we should
 862          * be robust against hid errors. Those errors will be raised by
 863          * hid_open_report() anyway.
 864          */
 865         while ((start = fetch_item(start, end, &item)) != NULL)
 866                 dispatch_type[item.type](parser, &item);
 867
 868         /*
 869          * Handle special flags set during scanning.
 870          */
 871         if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) &&
 872             (hid->group == HID_GROUP_MULTITOUCH))
 873                 hid->group = HID_GROUP_MULTITOUCH_WIN_8;
 874
 875         /*
 876          * Vendor specific handlings
 877          */
 878         switch (hid->vendor) {
 879         case USB_VENDOR_ID_WACOM:
 880                 hid->group = HID_GROUP_WACOM;
 881                 break;
 882         case USB_VENDOR_ID_SYNAPTICS:
 883                 if (hid->group == HID_GROUP_GENERIC)
 884                         if ((parser->scan_flags & HID_SCAN_FLAG_VENDOR_SPECIFIC)
 885                             && (parser->scan_flags & HID_SCAN_FLAG_GD_POINTER))
 886                                 /*
 887                                  * hid-rmi should take care of them,
 888                                  * not hid-generic
 889                                  */
 890                                 hid->group = HID_GROUP_RMI;
 891                 break;
 892         }
 893
 894         /* fall back to generic driver in case specific driver doesn't exist */
 895         switch (hid->group) {
 896         case HID_GROUP_MULTITOUCH_WIN_8:
 897                 /* fall-through */
 898         case HID_GROUP_MULTITOUCH:
 899                 if (!IS_ENABLED(CONFIG_HID_MULTITOUCH))
 900                         hid->group = HID_GROUP_GENERIC;
 901                 break;
 902         case HID_GROUP_SENSOR_HUB:
 903                 if (!IS_ENABLED(CONFIG_HID_SENSOR_HUB))
 904                         hid->group = HID_GROUP_GENERIC;
 905                 break;
 906         case HID_GROUP_RMI:
 907                 if (!IS_ENABLED(CONFIG_HID_RMI))
 908                         hid->group = HID_GROUP_GENERIC;
 909                 break;
 910         case HID_GROUP_WACOM:
 911                 if (!IS_ENABLED(CONFIG_HID_WACOM))
 912                         hid->group = HID_GROUP_GENERIC;
 913                 break;
 914         case HID_GROUP_LOGITECH_DJ_DEVICE:
 915                 if (!IS_ENABLED(CONFIG_HID_LOGITECH_DJ))
 916                         hid->group = HID_GROUP_GENERIC;
 917                 break;
 918         }
 919         vfree(parser);
 920         return 0;
 921 }
 922
 923 /**
 924  * hid_parse_report - parse device report
 925  *
 926  * @device: hid device
 927  * @start: report start
 928  * @size: report size
 929  *
 930  * Allocate the device report as read by the bus driver. This function should
 931  * only be called from parse() in ll drivers.
 932  */
 933 int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
 934 {
 935         hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
 936         if (!hid->dev_rdesc)
 937                 return -ENOMEM;
 938         hid->dev_rsize = size;
 939         return 0;
 940 }
 941 EXPORT_SYMBOL_GPL(hid_parse_report);
 942
 943 static const char * const hid_report_names[] = {
 944         "HID_INPUT_REPORT",
 945         "HID_OUTPUT_REPORT",
 946         "HID_FEATURE_REPORT",
 947 };
 948 /**
 949  * hid_validate_values - validate existing device report's value indexes
 950  *
 951  * @device: hid device
 952  * @type: which report type to examine
 953  * @id: which report ID to examine (0 for first)
 954  * @field_index: which report field to examine
 955  * @report_counts: expected number of values
 956  *
 957  * Validate the number of values in a given field of a given report, after
 958  * parsing.
 959  */
 960 struct hid_report *hid_validate_values(struct hid_device *hid,
 961                                        unsigned int type, unsigned int id,
 962                                        unsigned int field_index,
 963                                        unsigned int report_counts)
 964 {
 965         struct hid_report *report;
 966
 967         if (type > HID_FEATURE_REPORT) {
 968                 hid_err(hid, "invalid HID report type %u\n", type);
 969                 return NULL;
 970         }
 971
 972         if (id >= HID_MAX_IDS) {
 973                 hid_err(hid, "invalid HID report id %u\n", id);
 974                 return NULL;
 975         }
 976
 977         /*
 978          * Explicitly not using hid_get_report() here since it depends on
 979          * ->numbered being checked, which may not always be the case when
 980          * drivers go to access report values.
 981          */
 982         if (id == 0) {
 983                 /*
 984                  * Validating on id 0 means we should examine the first
 985                  * report in the list.
 986                  */
 987                 report = list_entry(
 988                                 hid->report_enum[type].report_list.next,
 989                                 struct hid_report, list);
 990         } else {
 991                 report = hid->report_enum[type].report_id_hash[id];
 992         }
 993         if (!report) {
 994                 hid_err(hid, "missing %s %u\n", hid_report_names[type], id);
 995                 return NULL;
 996         }
 997         if (report->maxfield <= field_index) {
 998                 hid_err(hid, "not enough fields in %s %u\n",
 999                         hid_report_names[type], id);
1000                 return NULL;
1001         }
1002         if (report->field[field_index]->report_count < report_counts) {
1003                 hid_err(hid, "not enough values in %s %u field %u\n",
1004                         hid_report_names[type], id, field_index);
1005                 return NULL;
1006         }
1007         return report;
1008 }
1009 EXPORT_SYMBOL_GPL(hid_validate_values);
1010
1011 /**
1012  * hid_open_report - open a driver-specific device report
1013  *
1014  * @device: hid device
1015  *
1016  * Parse a report description into a hid_device structure. Reports are
1017  * enumerated, fields are attached to these reports.
1018  * 0 returned on success, otherwise nonzero error value.
1019  *
1020  * This function (or the equivalent hid_parse() macro) should only be
1021  * called from probe() in drivers, before starting the device.
1022  */
1023 int hid_open_report(struct hid_device *device)
1024 {
1025         struct hid_parser *parser;
1026         struct hid_item item;
1027         unsigned int size;
1028         __u8 *start;
1029         __u8 *buf;
1030         __u8 *end;
1031         __u8 *next;
1032         int ret;
1033         static int (*dispatch_type[])(struct hid_parser *parser,
1034                                       struct hid_item *item) = {
1035                 hid_parser_main,
1036                 hid_parser_global,
1037                 hid_parser_local,
1038                 hid_parser_reserved
1039         };
1040
1041         if (WARN_ON(device->status & HID_STAT_PARSED))
1042                 return -EBUSY;
1043
1044         start = device->dev_rdesc;
1045         if (WARN_ON(!start))
1046                 return -ENODEV;
1047         size = device->dev_rsize;
1048
1049         buf = kmemdup(start, size, GFP_KERNEL);
1050         if (buf == NULL)
1051                 return -ENOMEM;
1052
1053         if (device->driver->report_fixup)
1054                 start = device->driver->report_fixup(device, buf, &size);
1055         else
1056                 start = buf;
1057
1058         start = kmemdup(start, size, GFP_KERNEL);
1059         kfree(buf);
1060         if (start == NULL)
1061                 return -ENOMEM;
1062
1063         device->rdesc = start;
1064         device->rsize = size;
1065
1066         parser = vzalloc(sizeof(struct hid_parser));
1067         if (!parser) {
1068                 ret = -ENOMEM;
1069                 goto err;
1070         }
1071
1072         parser->device = device;
1073
1074         end = start + size;
1075
1076         device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
1077                                      sizeof(struct hid_collection), GFP_KERNEL);
1078         if (!device->collection) {
1079                 ret = -ENOMEM;
1080                 goto err;
1081         }
1082         device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
1083
1084         ret = -EINVAL;
1085         while ((next = fetch_item(start, end, &item)) != NULL) {
1086                 start = next;
1087
1088                 if (item.format != HID_ITEM_FORMAT_SHORT) {
1089                         hid_err(device, "unexpected long global item\n");
1090                         goto err;
1091                 }
1092
1093                 if (dispatch_type[item.type](parser, &item)) {
1094                         hid_err(device, "item %u %u %u %u parsing failed\n",
1095                                 item.format, (unsigned)item.size,
1096                                 (unsigned)item.type, (unsigned)item.tag);
1097                         goto err;
1098                 }
1099
1100                 if (start == end) {
1101                         if (parser->collection_stack_ptr) {
1102                                 hid_err(device, "unbalanced collection at end of report description\n");
1103                                 goto err;
1104                         }
1105                         if (parser->local.delimiter_depth) {
1106                                 hid_err(device, "unbalanced delimiter at end of report description\n");
1107                                 goto err;
1108                         }
1109                         vfree(parser);
1110                         device->status |= HID_STAT_PARSED;
1111                         return 0;
1112                 }
1113         }
1114
1115         hid_err(device, "item fetching failed at offset %u/%u\n",
1116                 size - (unsigned int)(end - start), size);
1117 err:
1118         vfree(parser);
1119         hid_close_report(device);
1120         return ret;
1121 }
1122 EXPORT_SYMBOL_GPL(hid_open_report);
1123
1124 /*
1125  * Convert a signed n-bit integer to signed 32-bit integer. Common
1126  * cases are done through the compiler, the screwed things has to be
1127  * done by hand.
1128  */
1129
1130 static s32 snto32(__u32 value, unsigned n)
1131 {
1132         if (!value || !n)
1133                 return 0;
1134
1135         switch (n) {
1136         case 8:  return ((__s8)value);
1137         case 16: return ((__s16)value);
1138         case 32: return ((__s32)value);
1139         }
1140         return value & (1 << (n - 1)) ? value | (~0U << n) : value;
1141 }
1142
1143 s32 hid_snto32(__u32 value, unsigned n)
1144 {
1145         return snto32(value, n);
1146 }
1147 EXPORT_SYMBOL_GPL(hid_snto32);
1148
1149 /*
1150  * Convert a signed 32-bit integer to a signed n-bit integer.
1151  */
1152
1153 static u32 s32ton(__s32 value, unsigned n)
1154 {
1155         s32 a = value >> (n - 1);
1156         if (a && a != -1)
1157                 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
1158         return value & ((1 << n) - 1);
1159 }
1160
1161 /*
1162  * Extract/implement a data field from/to a little endian report (bit array).
1163  *
1164  * Code sort-of follows HID spec:
1165  *     http://www.usb.org/developers/hidpage/HID1_11.pdf
1166  *
1167  * While the USB HID spec allows unlimited length bit fields in "report
1168  * descriptors", most devices never use more than 16 bits.
1169  * One model of UPS is claimed to report "LINEV" as a 32-bit field.
1170  * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
1171  */
1172
1173 static u32 __extract(u8 *report, unsigned offset, int n)
1174 {
1175         unsigned int idx = offset / 8;
1176         unsigned int bit_nr = 0;
1177         unsigned int bit_shift = offset % 8;
1178         int bits_to_copy = 8 - bit_shift;
1179         u32 value = 0;
1180         u32 mask = n < 32 ? (1U << n) - 1 : ~0U;
1181
1182         while (n > 0) {
1183                 value |= ((u32)report[idx] >> bit_shift) << bit_nr;
1184                 n -= bits_to_copy;
1185                 bit_nr += bits_to_copy;
1186                 bits_to_copy = 8;
1187                 bit_shift = 0;
1188                 idx++;
1189         }
1190
1191         return value & mask;
1192 }
1193
1194 u32 hid_field_extract(const struct hid_device *hid, u8 *report,
1195                         unsigned offset, unsigned n)
1196 {
1197         if (n > 32) {
1198                 hid_warn(hid, "hid_field_extract() called with n (%d) > 32! (%s)\n",
1199                          n, current->comm);
1200                 n = 32;
1201         }
1202
1203         return __extract(report, offset, n);
1204 }
1205 EXPORT_SYMBOL_GPL(hid_field_extract);
1206
1207 /*
1208  * "implement" : set bits in a little endian bit stream.
1209  * Same concepts as "extract" (see comments above).
1210  * The data mangled in the bit stream remains in little endian
1211  * order the whole time. It make more sense to talk about
1212  * endianness of register values by considering a register
1213  * a "cached" copy of the little endian bit stream.
1214  */
1215
1216 static void __implement(u8 *report, unsigned offset, int n, u32 value)
1217 {
1218         unsigned int idx = offset / 8;
1219         unsigned int bit_shift = offset % 8;
1220         int bits_to_set = 8 - bit_shift;
1221
1222         while (n - bits_to_set >= 0) {
1223                 report[idx] &= ~(0xff << bit_shift);
1224                 report[idx] |= value << bit_shift;
1225                 value >>= bits_to_set;
1226                 n -= bits_to_set;
1227                 bits_to_set = 8;
1228                 bit_shift = 0;
1229                 idx++;
1230         }
1231
1232         /* last nibble */
1233         if (n) {
1234                 u8 bit_mask = ((1U << n) - 1);
1235                 report[idx] &= ~(bit_mask << bit_shift);
1236                 report[idx] |= value << bit_shift;
1237         }
1238 }
1239
1240 static void implement(const struct hid_device *hid, u8 *report,
1241                       unsigned offset, unsigned n, u32 value)
1242 {
1243         if (unlikely(n > 32)) {
1244                 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
1245                          __func__, n, current->comm);
1246                 n = 32;
1247         } else if (n < 32) {
1248                 u32 m = (1U << n) - 1;
1249
1250                 if (unlikely(value > m)) {
1251                         hid_warn(hid,
1252                                  "%s() called with too large value %d (n: %d)! (%s)\n",
1253                                  __func__, value, n, current->comm);
1254                         WARN_ON(1);
1255                         value &= m;
1256                 }
1257         }
1258
1259         __implement(report, offset, n, value);
1260 }
1261
1262 /*
1263  * Search an array for a value.
1264  */
1265
1266 static int search(__s32 *array, __s32 value, unsigned n)
1267 {
1268         while (n--) {
1269                 if (*array++ == value)
1270                         return 0;
1271         }
1272         return -1;
1273 }
1274
1275 /**
1276  * hid_match_report - check if driver's raw_event should be called
1277  *
1278  * @hid: hid device
1279  * @report_type: type to match against
1280  *
1281  * compare hid->driver->report_table->report_type to report->type
1282  */
1283 static int hid_match_report(struct hid_device *hid, struct hid_report *report)
1284 {
1285         const struct hid_report_id *id = hid->driver->report_table;
1286
1287         if (!id) /* NULL means all */
1288                 return 1;
1289
1290         for (; id->report_type != HID_TERMINATOR; id++)
1291                 if (id->report_type == HID_ANY_ID ||
1292                                 id->report_type == report->type)
1293                         return 1;
1294         return 0;
1295 }
1296
1297 /**
1298  * hid_match_usage - check if driver's event should be called
1299  *
1300  * @hid: hid device
1301  * @usage: usage to match against
1302  *
1303  * compare hid->driver->usage_table->usage_{type,code} to
1304  * usage->usage_{type,code}
1305  */
1306 static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
1307 {
1308         const struct hid_usage_id *id = hid->driver->usage_table;
1309
1310         if (!id) /* NULL means all */
1311                 return 1;
1312
1313         for (; id->usage_type != HID_ANY_ID - 1; id++)
1314                 if ((id->usage_hid == HID_ANY_ID ||
1315                                 id->usage_hid == usage->hid) &&
1316                                 (id->usage_type == HID_ANY_ID ||
1317                                 id->usage_type == usage->type) &&
1318                                 (id->usage_code == HID_ANY_ID ||
1319                                  id->usage_code == usage->code))
1320                         return 1;
1321         return 0;
1322 }
1323
1324 static void hid_process_event(struct hid_device *hid, struct hid_field *field,
1325                 struct hid_usage *usage, __s32 value, int interrupt)
1326 {
1327         struct hid_driver *hdrv = hid->driver;
1328         int ret;
1329
1330         if (!list_empty(&hid->debug_list))
1331                 hid_dump_input(hid, usage, value);
1332
1333         if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
1334                 ret = hdrv->event(hid, field, usage, value);
1335                 if (ret != 0) {
1336                         if (ret < 0)
1337                                 hid_err(hid, "%s's event failed with %d\n",
1338                                                 hdrv->name, ret);
1339                         return;
1340                 }
1341         }
1342
1343         if (hid->claimed & HID_CLAIMED_INPUT)
1344                 hidinput_hid_event(hid, field, usage, value);
1345         if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
1346                 hid->hiddev_hid_event(hid, field, usage, value);
1347 }
1348
1349 /*
1350  * Analyse a received field, and fetch the data from it. The field
1351  * content is stored for next report processing (we do differential
1352  * reporting to the layer).
1353  */
1354
1355 static void hid_input_field(struct hid_device *hid, struct hid_field *field,
1356                             __u8 *data, int interrupt)
1357 {
1358         unsigned n;
1359         unsigned count = field->report_count;
1360         unsigned offset = field->report_offset;
1361         unsigned size = field->report_size;
1362         __s32 min = field->logical_minimum;
1363         __s32 max = field->logical_maximum;
1364         __s32 *value;
1365
1366         value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
1367         if (!value)
1368                 return;
1369
1370         for (n = 0; n < count; n++) {
1371
1372                 value[n] = min < 0 ?
1373                         snto32(hid_field_extract(hid, data, offset + n * size,
1374                                size), size) :
1375                         hid_field_extract(hid, data, offset + n * size, size);
1376
1377                 /* Ignore report if ErrorRollOver */
1378                 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
1379                     value[n] >= min && value[n] <= max &&
1380                     value[n] - min < field->maxusage &&
1381                     field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
1382                         goto exit;
1383         }
1384
1385         for (n = 0; n < count; n++) {
1386
1387                 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
1388                         hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
1389                         continue;
1390                 }
1391
1392                 if (field->value[n] >= min && field->value[n] <= max
1393                         && field->value[n] - min < field->maxusage
1394                         && field->usage[field->value[n] - min].hid
1395                         && search(value, field->value[n], count))
1396                                 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
1397
1398                 if (value[n] >= min && value[n] <= max
1399                         && value[n] - min < field->maxusage
1400                         && field->usage[value[n] - min].hid
1401                         && search(field->value, value[n], count))
1402                                 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1403         }
1404
1405         memcpy(field->value, value, count * sizeof(__s32));
1406 exit:
1407         kfree(value);
1408 }
1409
1410 /*
1411  * Output the field into the report.
1412  */
1413
1414 static void hid_output_field(const struct hid_device *hid,
1415                              struct hid_field *field, __u8 *data)
1416 {
1417         unsigned count = field->report_count;
1418         unsigned offset = field->report_offset;
1419         unsigned size = field->report_size;
1420         unsigned n;
1421
1422         for (n = 0; n < count; n++) {
1423                 if (field->logical_minimum < 0) /* signed values */
1424                         implement(hid, data, offset + n * size, size,
1425                                   s32ton(field->value[n], size));
1426                 else                            /* unsigned values */
1427                         implement(hid, data, offset + n * size, size,
1428                                   field->value[n]);
1429         }
1430 }
1431
1432 /*
1433  * Compute the size of a report.
1434  */
1435 static size_t hid_compute_report_size(struct hid_report *report)
1436 {
1437         if (report->size)
1438                 return ((report->size - 1) >> 3) + 1;
1439
1440         return 0;
1441 }
1442
1443 /*
1444  * Create a report. 'data' has to be allocated using
1445  * hid_alloc_report_buf() so that it has proper size.
1446  */
1447
1448 void hid_output_report(struct hid_report *report, __u8 *data)
1449 {
1450         unsigned n;
1451
1452         if (report->id > 0)
1453                 *data++ = report->id;
1454
1455         memset(data, 0, hid_compute_report_size(report));
1456         for (n = 0; n < report->maxfield; n++)
1457                 hid_output_field(report->device, report->field[n], data);
1458 }
1459 EXPORT_SYMBOL_GPL(hid_output_report);
1460
1461 /*
1462  * Allocator for buffer that is going to be passed to hid_output_report()
1463  */
1464 u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags)
1465 {
1466         /*
1467          * 7 extra bytes are necessary to achieve proper functionality
1468          * of implement() working on 8 byte chunks
1469          */
1470
1471         u32 len = hid_report_len(report) + 7;
1472
1473         return kmalloc(len, flags);
1474 }
1475 EXPORT_SYMBOL_GPL(hid_alloc_report_buf);
1476
1477 /*
1478  * Set a field value. The report this field belongs to has to be
1479  * created and transferred to the device, to set this value in the
1480  * device.
1481  */
1482
1483 int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1484 {
1485         unsigned size;
1486
1487         if (!field)
1488                 return -1;
1489
1490         size = field->report_size;
1491
1492         hid_dump_input(field->report->device, field->usage + offset, value);
1493
1494         if (offset >= field->report_count) {
1495                 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1496                                 offset, field->report_count);
1497                 return -1;
1498         }
1499         if (field->logical_minimum < 0) {
1500                 if (value != snto32(s32ton(value, size), size)) {
1501                         hid_err(field->report->device, "value %d is out of range\n", value);
1502                         return -1;
1503                 }
1504         }
1505         field->value[offset] = value;
1506         return 0;
1507 }
1508 EXPORT_SYMBOL_GPL(hid_set_field);
1509
1510 static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1511                 const u8 *data)
1512 {
1513         struct hid_report *report;
1514         unsigned int n = 0;     /* Normally report number is 0 */
1515
1516         /* Device uses numbered reports, data[0] is report number */
1517         if (report_enum->numbered)
1518                 n = *data;
1519
1520         report = report_enum->report_id_hash[n];
1521         if (report == NULL)
1522                 dbg_hid("undefined report_id %u received\n", n);
1523
1524         return report;
1525 }
1526
1527 /*
1528  * Implement a generic .request() callback, using .raw_request()
1529  * DO NOT USE in hid drivers directly, but through hid_hw_request instead.
1530  */
1531 void __hid_request(struct hid_device *hid, struct hid_report *report,
1532                 int reqtype)
1533 {
1534         char *buf;
1535         int ret;
1536         u32 len;
1537
1538         buf = hid_alloc_report_buf(report, GFP_KERNEL);
1539         if (!buf)
1540                 return;
1541
1542         len = hid_report_len(report);
1543
1544         if (reqtype == HID_REQ_SET_REPORT)
1545                 hid_output_report(report, buf);
1546
1547         ret = hid->ll_driver->raw_request(hid, report->id, buf, len,
1548                                           report->type, reqtype);
1549         if (ret < 0) {
1550                 dbg_hid("unable to complete request: %d\n", ret);
1551                 goto out;
1552         }
1553
1554         if (reqtype == HID_REQ_GET_REPORT)
1555                 hid_input_report(hid, report->type, buf, ret, 0);
1556
1557 out:
1558         kfree(buf);
1559 }
1560 EXPORT_SYMBOL_GPL(__hid_request);
1561
1562 int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, u32 size,
1563                 int interrupt)
1564 {
1565         struct hid_report_enum *report_enum = hid->report_enum + type;
1566         struct hid_report *report;
1567         struct hid_driver *hdrv;
1568         unsigned int a;
1569         u32 rsize, csize = size;
1570         u8 *cdata = data;
1571         int ret = 0;
1572
1573         report = hid_get_report(report_enum, data);
1574         if (!report)
1575                 goto out;
1576
1577         if (report_enum->numbered) {
1578                 cdata++;
1579                 csize--;
1580         }
1581
1582         rsize = hid_compute_report_size(report);
1583
1584         if (report_enum->numbered && rsize >= HID_MAX_BUFFER_SIZE)
1585                 rsize = HID_MAX_BUFFER_SIZE - 1;
1586         else if (rsize > HID_MAX_BUFFER_SIZE)
1587                 rsize = HID_MAX_BUFFER_SIZE;
1588
1589         if (csize < rsize) {
1590                 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1591                                 csize, rsize);
1592                 memset(cdata + csize, 0, rsize - csize);
1593         }
1594
1595         if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1596                 hid->hiddev_report_event(hid, report);
1597         if (hid->claimed & HID_CLAIMED_HIDRAW) {
1598                 ret = hidraw_report_event(hid, data, size);
1599                 if (ret)
1600                         goto out;
1601         }
1602
1603         if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) {
1604                 for (a = 0; a < report->maxfield; a++)
1605                         hid_input_field(hid, report->field[a], cdata, interrupt);
1606                 hdrv = hid->driver;
1607                 if (hdrv && hdrv->report)
1608                         hdrv->report(hid, report);
1609         }
1610
1611         if (hid->claimed & HID_CLAIMED_INPUT)
1612                 hidinput_report_event(hid, report);
1613 out:
1614         return ret;
1615 }
1616 EXPORT_SYMBOL_GPL(hid_report_raw_event);
1617
1618 /**
1619  * hid_input_report - report data from lower layer (usb, bt...)
1620  *
1621  * @hid: hid device
1622  * @type: HID report type (HID_*_REPORT)
1623  * @data: report contents
1624  * @size: size of data parameter
1625  * @interrupt: distinguish between interrupt and control transfers
1626  *
1627  * This is data entry for lower layers.
1628  */
1629 int hid_input_report(struct hid_device *hid, int type, u8 *data, u32 size, int interrupt)
1630 {
1631         struct hid_report_enum *report_enum;
1632         struct hid_driver *hdrv;
1633         struct hid_report *report;
1634         int ret = 0;
1635
1636         if (!hid)
1637                 return -ENODEV;
1638
1639         if (down_trylock(&hid->driver_input_lock))
1640                 return -EBUSY;
1641
1642         if (!hid->driver) {
1643                 ret = -ENODEV;
1644                 goto unlock;
1645         }
1646         report_enum = hid->report_enum + type;
1647         hdrv = hid->driver;
1648
1649         if (!size) {
1650                 dbg_hid("empty report\n");
1651                 ret = -1;
1652                 goto unlock;
1653         }
1654
1655         /* Avoid unnecessary overhead if debugfs is disabled */
1656         if (!list_empty(&hid->debug_list))
1657                 hid_dump_report(hid, type, data, size);
1658
1659         report = hid_get_report(report_enum, data);
1660
1661         if (!report) {
1662                 ret = -1;
1663                 goto unlock;
1664         }
1665
1666         if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1667                 ret = hdrv->raw_event(hid, report, data, size);
1668                 if (ret < 0)
1669                         goto unlock;
1670         }
1671
1672         ret = hid_report_raw_event(hid, type, data, size, interrupt);
1673
1674 unlock:
1675         up(&hid->driver_input_lock);
1676         return ret;
1677 }
1678 EXPORT_SYMBOL_GPL(hid_input_report);
1679
1680 static bool hid_match_one_id(struct hid_device *hdev,
1681                 const struct hid_device_id *id)
1682 {
1683         return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) &&
1684                 (id->group == HID_GROUP_ANY || id->group == hdev->group) &&
1685                 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1686                 (id->product == HID_ANY_ID || id->product == hdev->product);
1687 }
1688
1689 const struct hid_device_id *hid_match_id(struct hid_device *hdev,
1690                 const struct hid_device_id *id)
1691 {
1692         for (; id->bus; id++)
1693                 if (hid_match_one_id(hdev, id))
1694                         return id;
1695
1696         return NULL;
1697 }
1698
1699 static const struct hid_device_id hid_hiddev_list[] = {
1700         { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1701         { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
1702         { }
1703 };
1704
1705 static bool hid_hiddev(struct hid_device *hdev)
1706 {
1707         return !!hid_match_id(hdev, hid_hiddev_list);
1708 }
1709
1710
1711 static ssize_t
1712 read_report_descriptor(struct file *filp, struct kobject *kobj,
1713                 struct bin_attribute *attr,
1714                 char *buf, loff_t off, size_t count)
1715 {
1716         struct device *dev = kobj_to_dev(kobj);
1717         struct hid_device *hdev = to_hid_device(dev);
1718
1719         if (off >= hdev->rsize)
1720                 return 0;
1721
1722         if (off + count > hdev->rsize)
1723                 count = hdev->rsize - off;
1724
1725         memcpy(buf, hdev->rdesc + off, count);
1726
1727         return count;
1728 }
1729
1730 static ssize_t
1731 show_country(struct device *dev, struct device_attribute *attr,
1732                 char *buf)
1733 {
1734         struct hid_device *hdev = to_hid_device(dev);
1735
1736         return sprintf(buf, "%02x\n", hdev->country & 0xff);
1737 }
1738
1739 static struct bin_attribute dev_bin_attr_report_desc = {
1740         .attr = { .name = "report_descriptor", .mode = 0444 },
1741         .read = read_report_descriptor,
1742         .size = HID_MAX_DESCRIPTOR_SIZE,
1743 };
1744
1745 static struct device_attribute dev_attr_country = {
1746         .attr = { .name = "country", .mode = 0444 },
1747         .show = show_country,
1748 };
1749
1750 int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1751 {
1752         static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1753                 "Joystick", "Gamepad", "Keyboard", "Keypad",
1754                 "Multi-Axis Controller"
1755         };
1756         const char *type, *bus;
1757         char buf[64] = "";
1758         unsigned int i;
1759         int len;
1760         int ret;
1761
1762         if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1763                 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
1764         if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1765                 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
1766         if (hdev->bus != BUS_USB)
1767                 connect_mask &= ~HID_CONNECT_HIDDEV;
1768         if (hid_hiddev(hdev))
1769                 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
1770
1771         if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1772                                 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1773                 hdev->claimed |= HID_CLAIMED_INPUT;
1774
1775         if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1776                         !hdev->hiddev_connect(hdev,
1777                                 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1778                 hdev->claimed |= HID_CLAIMED_HIDDEV;
1779         if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1780                 hdev->claimed |= HID_CLAIMED_HIDRAW;
1781
1782         if (connect_mask & HID_CONNECT_DRIVER)
1783                 hdev->claimed |= HID_CLAIMED_DRIVER;
1784
1785         /* Drivers with the ->raw_event callback set are not required to connect
1786          * to any other listener. */
1787         if (!hdev->claimed && !hdev->driver->raw_event) {
1788                 hid_err(hdev, "device has no listeners, quitting\n");
1789                 return -ENODEV;
1790         }
1791
1792         if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1793                         (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1794                 hdev->ff_init(hdev);
1795
1796         len = 0;
1797         if (hdev->claimed & HID_CLAIMED_INPUT)
1798                 len += sprintf(buf + len, "input");
1799         if (hdev->claimed & HID_CLAIMED_HIDDEV)
1800                 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1801                                 ((struct hiddev *)hdev->hiddev)->minor);
1802         if (hdev->claimed & HID_CLAIMED_HIDRAW)
1803                 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1804                                 ((struct hidraw *)hdev->hidraw)->minor);
1805
1806         type = "Device";
1807         for (i = 0; i < hdev->maxcollection; i++) {
1808                 struct hid_collection *col = &hdev->collection[i];
1809                 if (col->type == HID_COLLECTION_APPLICATION &&
1810                    (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1811                    (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1812                         type = types[col->usage & 0xffff];
1813                         break;
1814                 }
1815         }
1816
1817         switch (hdev->bus) {
1818         case BUS_USB:
1819                 bus = "USB";
1820                 break;
1821         case BUS_BLUETOOTH:
1822                 bus = "BLUETOOTH";
1823                 break;
1824         case BUS_I2C:
1825                 bus = "I2C";
1826                 break;
1827         case BUS_VIRTUAL:
1828                 bus = "VIRTUAL";
1829                 break;
1830         default:
1831                 bus = "<UNKNOWN>";
1832         }
1833
1834         ret = device_create_file(&hdev->dev, &dev_attr_country);
1835         if (ret)
1836                 hid_warn(hdev,
1837                          "can't create sysfs country code attribute err: %d\n", ret);
1838
1839         hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1840                  buf, bus, hdev->version >> 8, hdev->version & 0xff,
1841                  type, hdev->name, hdev->phys);
1842
1843         return 0;
1844 }
1845 EXPORT_SYMBOL_GPL(hid_connect);
1846
1847 void hid_disconnect(struct hid_device *hdev)
1848 {
1849         device_remove_file(&hdev->dev, &dev_attr_country);
1850         if (hdev->claimed & HID_CLAIMED_INPUT)
1851                 hidinput_disconnect(hdev);
1852         if (hdev->claimed & HID_CLAIMED_HIDDEV)
1853                 hdev->hiddev_disconnect(hdev);
1854         if (hdev->claimed & HID_CLAIMED_HIDRAW)
1855                 hidraw_disconnect(hdev);
1856         hdev->claimed = 0;
1857 }
1858 EXPORT_SYMBOL_GPL(hid_disconnect);
1859
1860 /**
1861  * hid_hw_start - start underlying HW
1862  * @hdev: hid device
1863  * @connect_mask: which outputs to connect, see HID_CONNECT_*
1864  *
1865  * Call this in probe function *after* hid_parse. This will setup HW
1866  * buffers and start the device (if not defeirred to device open).
1867  * hid_hw_stop must be called if this was successful.
1868  */
1869 int hid_hw_start(struct hid_device *hdev, unsigned int connect_mask)
1870 {
1871         int error;
1872
1873         error = hdev->ll_driver->start(hdev);
1874         if (error)
1875                 return error;
1876
1877         if (connect_mask) {
1878                 error = hid_connect(hdev, connect_mask);
1879                 if (error) {
1880                         hdev->ll_driver->stop(hdev);
1881                         return error;
1882                 }
1883         }
1884
1885         return 0;
1886 }
1887 EXPORT_SYMBOL_GPL(hid_hw_start);
1888
1889 /**
1890  * hid_hw_stop - stop underlying HW
1891  * @hdev: hid device
1892  *
1893  * This is usually called from remove function or from probe when something
1894  * failed and hid_hw_start was called already.
1895  */
1896 void hid_hw_stop(struct hid_device *hdev)
1897 {
1898         hid_disconnect(hdev);
1899         hdev->ll_driver->stop(hdev);
1900 }
1901 EXPORT_SYMBOL_GPL(hid_hw_stop);
1902
1903 /**
1904  * hid_hw_open - signal underlying HW to start delivering events
1905  * @hdev: hid device
1906  *
1907  * Tell underlying HW to start delivering events from the device.
1908  * This function should be called sometime after successful call
1909  * to hid_hiw_start().
1910  */
1911 int hid_hw_open(struct hid_device *hdev)
1912 {
1913         int ret;
1914
1915         ret = mutex_lock_killable(&hdev->ll_open_lock);
1916         if (ret)
1917                 return ret;
1918
1919         if (!hdev->ll_open_count++) {
1920                 ret = hdev->ll_driver->open(hdev);
1921                 if (ret)
1922                         hdev->ll_open_count--;
1923         }
1924
1925         mutex_unlock(&hdev->ll_open_lock);
1926         return ret;
1927 }
1928 EXPORT_SYMBOL_GPL(hid_hw_open);
1929
1930 /**
1931  * hid_hw_close - signal underlaying HW to stop delivering events
1932  *
1933  * @hdev: hid device
1934  *
1935  * This function indicates that we are not interested in the events
1936  * from this device anymore. Delivery of events may or may not stop,
1937  * depending on the number of users still outstanding.
1938  */
1939 void hid_hw_close(struct hid_device *hdev)
1940 {
1941         mutex_lock(&hdev->ll_open_lock);
1942         if (!--hdev->ll_open_count)
1943                 hdev->ll_driver->close(hdev);
1944         mutex_unlock(&hdev->ll_open_lock);
1945 }
1946 EXPORT_SYMBOL_GPL(hid_hw_close);
1947
1948 /*
1949  * A list of devices for which there is a specialized driver on HID bus.
1950  *
1951  * Please note that for multitouch devices (driven by hid-multitouch driver),
1952  * there is a proper autodetection and autoloading in place (based on presence
1953  * of HID_DG_CONTACTID), so those devices don't need to be added to this list,
1954  * as we are doing the right thing in hid_scan_usage().
1955  *
1956  * Autodetection for (USB) HID sensor hubs exists too. If a collection of type
1957  * physical is found inside a usage page of type sensor, hid-sensor-hub will be
1958  * used as a driver. See hid_scan_report().
1959  */
1960 static const struct hid_device_id hid_have_special_driver[] = {
1961 #if IS_ENABLED(CONFIG_HID_A4TECH)
1962         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1963         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
1964         { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
1965 #endif
1966 #if IS_ENABLED(CONFIG_HID_ACCUTOUCH)
1967         { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_ACCUTOUCH_2216) },
1968 #endif
1969 #if IS_ENABLED(CONFIG_HID_ACRUX)
1970         { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
1971         { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0xf705) },
1972 #endif
1973 #if IS_ENABLED(CONFIG_HID_ALPS)
1974         { HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_ALPS_JP, HID_DEVICE_ID_ALPS_U1_DUAL) },
1975 #endif
1976 #if IS_ENABLED(CONFIG_HID_APPLE)
1977         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
1978         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1979         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1980         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1981         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1982         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1983         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1984         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1985         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1986         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1987         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1988         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
1989         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1990         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1991         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
1992         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1993         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1994         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1995         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1996         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1997         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
1998         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1999         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
2000         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
2001         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2002         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2003         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2004         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2005         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2006         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
2007         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2008         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2009         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
2010         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2011         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2012         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2013         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2014         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2015         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
2016         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2017         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2018         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
2019         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2020         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2021         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
2022         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
2023         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
2024         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
2025         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2026         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2027         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2028         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2029         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2030         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
2031         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
2032         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
2033         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
2034         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
2035         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
2036         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
2037         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
2038         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
2039         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
2040         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
2041         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
2042         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
2043         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
2044         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
2045         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
2046         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) },
2047         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
2048         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS) },
2049         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_ANSI) },
2050         { HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_ANSI) },
2051         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_ANSI) },
2052         { HID_BLUETOOTH_DEVICE(BT_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_NUMPAD_ANSI) },
2053         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2054         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2055 #endif
2056 #if IS_ENABLED(CONFIG_HID_APPLEIR)
2057         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) },
2058         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL2) },
2059         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL3) },
2060         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
2061         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL5) },
2062 #endif
2063 #if IS_ENABLED(CONFIG_HID_ASUS)
2064         { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_I2C_KEYBOARD) },
2065         { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_I2C_TOUCHPAD) },
2066         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD1) },
2067         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_ROG_KEYBOARD2) },
2068         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T100_KEYBOARD) },
2069         { HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_ASUS_MD_5112) },
2070         { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_ASUS_MD_5110) },
2071         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD) },
2072 #endif
2073 #if IS_ENABLED(CONFIG_HID_AUREAL)
2074         { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
2075 #endif
2076 #if IS_ENABLED(CONFIG_HID_BELKIN)
2077         { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
2078         { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
2079 #endif
2080 #if IS_ENABLED(CONFIG_HID_BETOP_FF)
2081         { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185BFM, 0x2208) },
2082         { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185PC, 0x5506) },
2083         { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2PC, 0x1850) },
2084         { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2BFM, 0x5500) },
2085 #endif
2086 #if IS_ENABLED(CONFIG_HID_CHERRY)
2087         { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
2088         { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
2089 #endif
2090 #if IS_ENABLED(CONFIG_HID_CHICONY)
2091         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
2092         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
2093         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_ASUS_AK1D) },
2094         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_ACER_SWITCH12) },
2095 #endif
2096 #if IS_ENABLED(CONFIG_HID_CMEDIA)
2097         { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM6533) },
2098 #endif
2099 #if IS_ENABLED(CONFIG_HID_CORSAIR)
2100         { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_K90) },
2101         { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_SCIMITAR_PRO_RGB) },
2102 #endif
2103 #if IS_ENABLED(CONFIG_HID_CP2112)
2104         { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_CP2112) },
2105 #endif
2106 #if IS_ENABLED(CONFIG_HID_CYPRESS)
2107         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
2108         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
2109         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
2110         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) },
2111         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
2112 #endif
2113 #if IS_ENABLED(CONFIG_HID_DRAGONRISE)
2114         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
2115         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
2116 #endif
2117 #if IS_ENABLED(CONFIG_HID_ELECOM)
2118         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
2119         { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_DEFT_WIRED) },
2120         { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_DEFT_WIRELESS) },
2121         { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_HUGE_WIRED) },
2122         { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_HUGE_WIRELESS) },
2123 #endif
2124 #if IS_ENABLED(CONFIG_HID_ELO)
2125         { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) },
2126         { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) },
2127 #endif
2128 #if IS_ENABLED(CONFIG_HID_EMS_FF)
2129         { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
2130 #endif
2131 #if IS_ENABLED(CONFIG_HID_EZKEY)
2132         { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
2133 #endif
2134 #if IS_ENABLED(CONFIG_HID_GEMBIRD)
2135         { HID_USB_DEVICE(USB_VENDOR_ID_GEMBIRD, USB_DEVICE_ID_GEMBIRD_JPD_DUALFORCE2) },
2136 #endif
2137 #if IS_ENABLED(CONFIG_HID_GFRM)
2138         { HID_BLUETOOTH_DEVICE(0x58, 0x2000) },
2139         { HID_BLUETOOTH_DEVICE(0x471, 0x2210) },
2140 #endif
2141 #if IS_ENABLED(CONFIG_HID_GREENASIA)
2142         { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
2143 #endif
2144 #if IS_ENABLED(CONFIG_HID_GT683R)
2145         { HID_USB_DEVICE(USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL) },
2146 #endif
2147 #if IS_ENABLED(CONFIG_HID_GYRATION)
2148         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
2149         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
2150         { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
2151 #endif
2152 #if IS_ENABLED(CONFIG_HID_HOLTEK)
2153         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
2154         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) },
2155         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) },
2156         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) },
2157         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070) },
2158         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) },
2159         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) },
2160         { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) },
2161 #endif
2162 #if IS_ENABLED(CONFIG_HID_ICADE)
2163         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) },
2164 #endif
2165 #if IS_ENABLED(CONFIG_HID_ITE)
2166         { HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE8595) },
2167 #endif
2168 #if IS_ENABLED(CONFIG_HID_KENSINGTON)
2169         { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
2170 #endif
2171 #if IS_ENABLED(CONFIG_HID_KEYTOUCH)
2172         { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
2173 #endif
2174 #if IS_ENABLED(CONFIG_HID_KYE)
2175         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) },
2176         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_MANTICORE) },
2177         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GX_IMPERATOR) },
2178         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
2179         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
2180         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
2181         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_V2) },
2182         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
2183         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_PENSKETCH_M912) },
2184 #endif
2185 #if IS_ENABLED(CONFIG_HID_LCPOWER)
2186         { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
2187 #endif
2188 #if IS_ENABLED(CONFIG_HID_LED)
2189         { HID_USB_DEVICE(USB_VENDOR_ID_DELCOM, USB_DEVICE_ID_DELCOM_VISUAL_IND) },
2190         { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_WN) },
2191         { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_FA) },
2192         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_LUXAFOR) },
2193         { HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) },
2194         { HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) },
2195 #endif
2196 #if IS_ENABLED(CONFIG_HID_LENOVO)
2197         { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
2198         { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
2199         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
2200         { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
2201 #endif
2202 #if IS_ENABLED(CONFIG_HID_LOGITECH)
2203         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
2204         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
2205         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
2206         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
2207         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
2208         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
2209         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
2210         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
2211         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
2212         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
2213         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DUAL_ACTION) },
2214         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
2215         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
2216         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
2217         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
2218         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G29_WHEEL) },
2219         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
2220         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
2221         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
2222         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
2223         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
2224         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
2225         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL) },
2226         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
2227         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
2228         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
2229         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
2230         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
2231         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
2232         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
2233         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
2234 #endif
2235 #if IS_ENABLED(CONFIG_HID_LOGITECH_HIDPP)
2236         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_T651) },
2237         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G920_WHEEL) },
2238 #endif
2239 #if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
2240         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
2241         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
2242 #endif
2243 #if IS_ENABLED(CONFIG_HID_MAGICMOUSE)
2244         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
2245         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
2246 #endif
2247 #if IS_ENABLED(CONFIG_HID_MAYFLASH)
2248         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_PS3) },
2249         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR) },
2250         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE1) },
2251         { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE2) },
2252 #endif
2253 #if IS_ENABLED(CONFIG_HID_MICROSOFT)
2254         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
2255         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_KEYBOARD) },
2256         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
2257         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
2258         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) },
2259         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE7K) },
2260         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
2261         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
2262         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
2263         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
2264         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) },
2265         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_7K) },
2266         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_600) },
2267         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3KV1) },
2268         { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER) },
2269         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
2270 #endif
2271 #if IS_ENABLED(CONFIG_HID_MONTEREY)
2272         { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
2273 #endif
2274 #if IS_ENABLED(CONFIG_HID_MULTITOUCH)
2275         { HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MELFAS_MT) },
2276 #endif
2277 #if IS_ENABLED(CONFIG_HID_WIIMOTE)
2278         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
2279         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE2) },
2280 #endif
2281 #if IS_ENABLED(CONFIG_HID_NTI)
2282         { HID_USB_DEVICE(USB_VENDOR_ID_NTI, USB_DEVICE_ID_USB_SUN) },
2283 #endif
2284 #if IS_ENABLED(CONFIG_HID_NTRIG)
2285         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
2286         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
2287         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
2288         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
2289         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
2290         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
2291         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
2292         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
2293         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
2294         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
2295         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
2296         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
2297         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
2298         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
2299         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
2300         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
2301         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
2302         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
2303         { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
2304 #endif
2305 #if IS_ENABLED(CONFIG_HID_ORTEK)
2306         { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
2307         { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
2308         { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_IHOME_IMAC_A210S) },
2309         { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
2310 #endif
2311 #if IS_ENABLED(CONFIG_HID_PANTHERLORD)
2312         { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
2313         { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
2314         { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
2315         { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) },
2316 #endif
2317 #if IS_ENABLED(CONFIG_HID_PENMOUNT)
2318         { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_6000) },
2319 #endif
2320 #if IS_ENABLED(CONFIG_HID_PETALYNX)
2321         { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
2322 #endif
2323 #if IS_ENABLED(CONFIG_HID_PICOLCD)
2324         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
2325         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
2326 #endif
2327 #if IS_ENABLED(CONFIG_HID_PLANTRONICS)
2328         { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) },
2329 #endif
2330 #if IS_ENABLED(CONFIG_HID_PRIMAX)
2331         { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
2332 #endif
2333 #if IS_ENABLED(CONFIG_HID_PRODIKEYS)
2334         { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
2335 #endif
2336 #if IS_ENABLED(CONFIG_HID_RETRODE)
2337         { HID_USB_DEVICE(USB_VENDOR_ID_FUTURE_TECHNOLOGY, USB_DEVICE_ID_RETRODE2) },
2338 #endif
2339 #if IS_ENABLED(CONFIG_HID_RMI)
2340         { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_X1_COVER) },
2341         { HID_USB_DEVICE(USB_VENDOR_ID_RAZER, USB_DEVICE_ID_RAZER_BLADE_14) },
2342 #endif
2343 #if IS_ENABLED(CONFIG_HID_ROCCAT)
2344         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
2345         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
2346         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) },
2347         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
2348         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
2349         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) },
2350         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) },
2351         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) },
2352         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
2353         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_LUA) },
2354         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
2355         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
2356         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK) },
2357         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_GLOW) },
2358         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_PRO) },
2359         { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_SAVU) },
2360 #endif
2361 #if IS_ENABLED(CONFIG_HID_SAITEK)
2362         { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
2363         { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7_OLD) },
2364         { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7) },
2365         { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT9) },
2366         { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_MMO7) },
2367         { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT5) },
2368         { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT9) },
2369 #endif
2370 #if IS_ENABLED(CONFIG_HID_SAMSUNG)
2371         { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
2372         { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
2373 #endif
2374 #if IS_ENABLED(CONFIG_HID_SMARTJOYPLUS)
2375         { HID_USB_DEVICE(USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII) },
2376         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
2377         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
2378         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
2379         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
2380         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
2381         { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
2382 #endif
2383 #if IS_ENABLED(CONFIG_HID_SONY)
2384         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) },
2385         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SMK, USB_DEVICE_ID_SMK_PS3_BDREMOTE) },
2386         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER) },
2387         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER) },
2388         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
2389         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
2390         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
2391         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
2392         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) },
2393         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
2394         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
2395         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
2396         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
2397         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_2) },
2398         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_2) },
2399         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER_DONGLE) },
2400         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
2401         { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) },
2402         { HID_USB_DEVICE(USB_VENDOR_ID_SINO_LITE, USB_DEVICE_ID_SINO_LITE_CONTROLLER) },
2403 #endif
2404 #if IS_ENABLED(CONFIG_HID_SPEEDLINK)
2405         { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
2406 #endif
2407 #if IS_ENABLED(CONFIG_HID_STEELSERIES)
2408         { HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, USB_DEVICE_ID_STEELSERIES_SRWS1) },
2409 #endif
2410 #if IS_ENABLED(CONFIG_HID_SUNPLUS)
2411         { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
2412 #endif
2413 #if IS_ENABLED(CONFIG_HID_THRUSTMASTER)
2414         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
2415         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
2416         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
2417         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
2418         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
2419         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
2420         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
2421         { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
2422 #endif
2423 #if IS_ENABLED(CONFIG_HID_TIVO)
2424         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
2425         { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
2426         { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_PRO) },
2427 #endif
2428 #if IS_ENABLED(CONFIG_HID_TOPSEED)
2429         { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
2430         { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
2431         { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
2432         { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
2433         { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
2434 #endif
2435 #if IS_ENABLED(CONFIG_HID_TWINHAN)
2436         { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
2437 #endif
2438 #if IS_ENABLED(CONFIG_HID_UCLOGIC)
2439         { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) },
2440         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_HUION_TABLET) },
2441         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
2442         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
2443         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
2444         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
2445         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
2446         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) },
2447         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) },
2448         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_YIYNOVA_TABLET) },
2449         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UGEE_TABLET_81) },
2450         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UGEE_TABLET_45) },
2451         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_DRAWIMAGE_G3) },
2452         { HID_USB_DEVICE(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_TABLET_EX07S) },
2453         { HID_USB_DEVICE(USB_VENDOR_ID_UGTIZER, USB_DEVICE_ID_UGTIZER_TABLET_GP0610) },
2454 #endif
2455 #if IS_ENABLED(CONFIG_HID_UDRAW_PS3)
2456         { HID_USB_DEVICE(USB_VENDOR_ID_THQ, USB_DEVICE_ID_THQ_PS3_UDRAW) },
2457 #endif
2458 #if IS_ENABLED(CONFIG_HID_WALTOP)
2459         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
2460         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
2461         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
2462         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
2463         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
2464         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
2465         { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
2466 #endif
2467 #if IS_ENABLED(CONFIG_HID_XINMO)
2468         { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) },
2469         { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_THT_2P_ARCADE) },
2470 #endif
2471 #if IS_ENABLED(CONFIG_HID_ZEROPLUS)
2472         { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
2473         { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
2474 #endif
2475 #if IS_ENABLED(CONFIG_HID_ZYDACRON)
2476         { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
2477 #endif
2478         { }
2479 };
2480
2481 struct hid_dynid {
2482         struct list_head list;
2483         struct hid_device_id id;
2484 };
2485
2486 /**
2487  * store_new_id - add a new HID device ID to this driver and re-probe devices
2488  * @driver: target device driver
2489  * @buf: buffer for scanning device ID data
2490  * @count: input size
2491  *
2492  * Adds a new dynamic hid device ID to this driver,
2493  * and causes the driver to probe for all devices again.
2494  */
2495 static ssize_t new_id_store(struct device_driver *drv, const char *buf,
2496                 size_t count)
2497 {
2498         struct hid_driver *hdrv = to_hid_driver(drv);
2499         struct hid_dynid *dynid;
2500         __u32 bus, vendor, product;
2501         unsigned long driver_data = 0;
2502         int ret;
2503
2504         ret = sscanf(buf, "%x %x %x %lx",
2505                         &bus, &vendor, &product, &driver_data);
2506         if (ret < 3)
2507                 return -EINVAL;
2508
2509         dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
2510         if (!dynid)
2511                 return -ENOMEM;
2512
2513         dynid->id.bus = bus;
2514         dynid->id.group = HID_GROUP_ANY;
2515         dynid->id.vendor = vendor;
2516         dynid->id.product = product;
2517         dynid->id.driver_data = driver_data;
2518
2519         spin_lock(&hdrv->dyn_lock);
2520         list_add_tail(&dynid->list, &hdrv->dyn_list);
2521         spin_unlock(&hdrv->dyn_lock);
2522
2523         ret = driver_attach(&hdrv->driver);
2524
2525         return ret ? : count;
2526 }
2527 static DRIVER_ATTR_WO(new_id);
2528
2529 static struct attribute *hid_drv_attrs[] = {
2530         &driver_attr_new_id.attr,
2531         NULL,
2532 };
2533 ATTRIBUTE_GROUPS(hid_drv);
2534
2535 static void hid_free_dynids(struct hid_driver *hdrv)
2536 {
2537         struct hid_dynid *dynid, *n;
2538
2539         spin_lock(&hdrv->dyn_lock);
2540         list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
2541                 list_del(&dynid->list);
2542                 kfree(dynid);
2543         }
2544         spin_unlock(&hdrv->dyn_lock);
2545 }
2546
2547 static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
2548                 struct hid_driver *hdrv)
2549 {
2550         struct hid_dynid *dynid;
2551
2552         spin_lock(&hdrv->dyn_lock);
2553         list_for_each_entry(dynid, &hdrv->dyn_list, list) {
2554                 if (hid_match_one_id(hdev, &dynid->id)) {
2555                         spin_unlock(&hdrv->dyn_lock);
2556                         return &dynid->id;
2557                 }
2558         }
2559         spin_unlock(&hdrv->dyn_lock);
2560
2561         return hid_match_id(hdev, hdrv->id_table);
2562 }
2563
2564 static int hid_bus_match(struct device *dev, struct device_driver *drv)
2565 {
2566         struct hid_driver *hdrv = to_hid_driver(drv);
2567         struct hid_device *hdev = to_hid_device(dev);
2568
2569         return hid_match_device(hdev, hdrv) != NULL;
2570 }
2571
2572 static int hid_device_probe(struct device *dev)
2573 {
2574         struct hid_driver *hdrv = to_hid_driver(dev->driver);
2575         struct hid_device *hdev = to_hid_device(dev);
2576         const struct hid_device_id *id;
2577         int ret = 0;
2578
2579         if (down_interruptible(&hdev->driver_input_lock)) {
2580                 ret = -EINTR;
2581                 goto end;
2582         }
2583         hdev->io_started = false;
2584
2585         if (!hdev->driver) {
2586                 id = hid_match_device(hdev, hdrv);
2587                 if (id == NULL) {
2588                         ret = -ENODEV;
2589                         goto unlock;
2590                 }
2591
2592                 hdev->driver = hdrv;
2593                 if (hdrv->probe) {
2594                         ret = hdrv->probe(hdev, id);
2595                 } else { /* default probe */
2596                         ret = hid_open_report(hdev);
2597                         if (!ret)
2598                                 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
2599                 }
2600                 if (ret) {
2601                         hid_close_report(hdev);
2602                         hdev->driver = NULL;
2603                 }
2604         }
2605 unlock:
2606         if (!hdev->io_started)
2607                 up(&hdev->driver_input_lock);
2608 end:
2609         return ret;
2610 }
2611
2612 static int hid_device_remove(struct device *dev)
2613 {
2614         struct hid_device *hdev = to_hid_device(dev);
2615         struct hid_driver *hdrv;
2616
2617         down(&hdev->driver_input_lock);
2618         hdev->io_started = false;
2619
2620         hdrv = hdev->driver;
2621         if (hdrv) {
2622                 if (hdrv->remove)
2623                         hdrv->remove(hdev);
2624                 else /* default remove */
2625                         hid_hw_stop(hdev);
2626                 hid_close_report(hdev);
2627                 hdev->driver = NULL;
2628         }
2629
2630         if (!hdev->io_started)
2631                 up(&hdev->driver_input_lock);
2632
2633         return 0;
2634 }
2635
2636 static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
2637                              char *buf)
2638 {
2639         struct hid_device *hdev = container_of(dev, struct hid_device, dev);
2640
2641         return scnprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
2642                          hdev->bus, hdev->group, hdev->vendor, hdev->product);
2643 }
2644 static DEVICE_ATTR_RO(modalias);
2645
2646 static struct attribute *hid_dev_attrs[] = {
2647         &dev_attr_modalias.attr,
2648         NULL,
2649 };
2650 static struct bin_attribute *hid_dev_bin_attrs[] = {
2651         &dev_bin_attr_report_desc,
2652         NULL
2653 };
2654 static const struct attribute_group hid_dev_group = {
2655         .attrs = hid_dev_attrs,
2656         .bin_attrs = hid_dev_bin_attrs,
2657 };
2658 __ATTRIBUTE_GROUPS(hid_dev);
2659
2660 static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
2661 {
2662         struct hid_device *hdev = to_hid_device(dev);
2663
2664         if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
2665                         hdev->bus, hdev->vendor, hdev->product))
2666                 return -ENOMEM;
2667
2668         if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
2669                 return -ENOMEM;
2670
2671         if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
2672                 return -ENOMEM;
2673
2674         if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
2675                 return -ENOMEM;
2676
2677         if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
2678                            hdev->bus, hdev->group, hdev->vendor, hdev->product))
2679                 return -ENOMEM;
2680
2681         return 0;
2682 }
2683
2684 static struct bus_type hid_bus_type = {
2685         .name           = "hid",
2686         .dev_groups     = hid_dev_groups,
2687         .drv_groups     = hid_drv_groups,
2688         .match          = hid_bus_match,
2689         .probe          = hid_device_probe,
2690         .remove         = hid_device_remove,
2691         .uevent         = hid_uevent,
2692 };
2693
2694 /* a list of devices that shouldn't be handled by HID core at all */
2695 static const struct hid_device_id hid_ignore_list[] = {
2696         { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
2697         { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
2698         { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
2699         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
2700         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
2701         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
2702         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
2703         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
2704         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
2705         { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
2706         { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
2707         { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
2708         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
2709         { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
2710         { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
2711         { HID_USB_DEVICE(USB_VENDOR_ID_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) },
2712         { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
2713         { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
2714         { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
2715         { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI4713) },
2716         { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
2717         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
2718         { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
2719         { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
2720         { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
2721         { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
2722         { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0400) },
2723         { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
2724         { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
2725         { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
2726         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
2727         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
2728         { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
2729         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
2730         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
2731         { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
2732         { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
2733         { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
2734         { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
2735         { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_RADIOSHARK) },
2736         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
2737         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
2738         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
2739         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
2740         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
2741         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
2742         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
2743         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
2744         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
2745         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
2746         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
2747         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
2748         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
2749         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
2750         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
2751         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
2752         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
2753         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
2754         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
2755         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
2756         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
2757         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
2758         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
2759         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
2760         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
2761         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
2762         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
2763         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
2764         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
2765         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
2766         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
2767         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
2768         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
2769         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
2770         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
2771         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
2772         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
2773         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
2774         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
2775         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
2776         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
2777         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
2778         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
2779         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
2780         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
2781         { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
2782         { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
2783         { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_410) },
2784         { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_510) },
2785         { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_GN9350E) },
2786         { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
2787         { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
2788         { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
2789         { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
2790         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
2791         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
2792         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
2793         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
2794         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
2795         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
2796         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
2797         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
2798         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
2799         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
2800         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
2801         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERANALYSERCASSY) },
2802         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CONVERTERCONTROLLERCASSY) },
2803         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETESTCASSY) },
2804         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
2805         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
2806         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
2807         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
2808         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
2809         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
2810         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
2811         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
2812         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
2813         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
2814         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
2815         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
2816         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
2817         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
2818         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
2819         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
2820         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
2821         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
2822         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
2823         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
2824         { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
2825         { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) },
2826         { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
2827         { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
2828         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
2829         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
2830         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454) },
2831         { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454_V2) },
2832         { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
2833         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
2834         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
2835         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
2836         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
2837         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
2838         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
2839         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
2840         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
2841         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
2842         { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
2843         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
2844         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
2845         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
2846         { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
2847         { HID_USB_DEVICE(USB_VENDOR_ID_PETZL, USB_DEVICE_ID_PETZL_HEADLAMP) },
2848         { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
2849         { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
2850 #if IS_ENABLED(CONFIG_MOUSE_SYNAPTICS_USB)
2851         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
2852         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
2853         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
2854         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
2855         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
2856         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
2857         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
2858         { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
2859 #endif
2860         { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
2861         { }
2862 };
2863
2864 /**
2865  * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2866  *
2867  * There are composite devices for which we want to ignore only a certain
2868  * interface. This is a list of devices for which only the mouse interface will
2869  * be ignored. This allows a dedicated driver to take care of the interface.
2870  */
2871 static const struct hid_device_id hid_mouse_ignore_list[] = {
2872         /* appletouch driver */
2873         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2874         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2875         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2876         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2877         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2878         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2879         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2880         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2881         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2882         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2883         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2884         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2885         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2886         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2887         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2888         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2889         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2890         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2891         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2892         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
2893         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2894         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2895         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
2896         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2897         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2898         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2899         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2900         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2901         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
2902         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2903         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2904         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
2905         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2906         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2907         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
2908         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2909         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2910         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2911         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2912         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2913         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
2914         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
2915         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
2916         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
2917         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
2918         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
2919         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
2920         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
2921         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
2922         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
2923         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
2924         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
2925         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
2926         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2927         { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2928         { }
2929 };
2930
2931 bool hid_ignore(struct hid_device *hdev)
2932 {
2933         if (hdev->quirks & HID_QUIRK_NO_IGNORE)
2934                 return false;
2935         if (hdev->quirks & HID_QUIRK_IGNORE)
2936                 return true;
2937
2938         switch (hdev->vendor) {
2939         case USB_VENDOR_ID_CODEMERCS:
2940                 /* ignore all Code Mercenaries IOWarrior devices */
2941                 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2942                                 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2943                         return true;
2944                 break;
2945         case USB_VENDOR_ID_LOGITECH:
2946                 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2947                                 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2948                         return true;
2949                 /*
2950                  * The Keene FM transmitter USB device has the same USB ID as
2951                  * the Logitech AudioHub Speaker, but it should ignore the hid.
2952                  * Check if the name is that of the Keene device.
2953                  * For reference: the name of the AudioHub is
2954                  * "HOLTEK  AudioHub Speaker".
2955                  */
2956                 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2957                         !strcmp(hdev->name, "HOLTEK  B-LINK USB Audio  "))
2958                                 return true;
2959                 break;
2960         case USB_VENDOR_ID_SOUNDGRAPH:
2961                 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2962                     hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2963                         return true;
2964                 break;
2965         case USB_VENDOR_ID_HANWANG:
2966                 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2967                     hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2968                         return true;
2969                 break;
2970         case USB_VENDOR_ID_JESS:
2971                 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2972                                 hdev->type == HID_TYPE_USBNONE)
2973                         return true;
2974                 break;
2975         case USB_VENDOR_ID_VELLEMAN:
2976                 /* These are not HID devices.  They are handled by comedi. */
2977                 if ((hdev->product >= USB_DEVICE_ID_VELLEMAN_K8055_FIRST &&
2978                      hdev->product <= USB_DEVICE_ID_VELLEMAN_K8055_LAST) ||
2979                     (hdev->product >= USB_DEVICE_ID_VELLEMAN_K8061_FIRST &&
2980                      hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST))
2981                         return true;
2982                 break;
2983         case USB_VENDOR_ID_ATMEL_V_USB:
2984                 /* Masterkit MA901 usb radio based on Atmel tiny85 chip and
2985                  * it has the same USB ID as many Atmel V-USB devices. This
2986                  * usb radio is handled by radio-ma901.c driver so we want
2987                  * ignore the hid. Check the name, bus, product and ignore
2988                  * if we have MA901 usb radio.
2989                  */
2990                 if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB &&
2991                         hdev->bus == BUS_USB &&
2992                         strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0)
2993                         return true;
2994                 break;
2995         case USB_VENDOR_ID_ELAN:
2996                 /*
2997                  * Many Elan devices have a product id of 0x0401 and are handled
2998                  * by the elan_i2c input driver. But the ACPI HID ELAN0800 dev
2999                  * is not (and cannot be) handled by that driver ->
3000                  * Ignore all 0x0401 devs except for the ELAN0800 dev.
3001                  */
3002                 if (hdev->product == 0x0401 &&
3003                     strncmp(hdev->name, "ELAN0800", 8) != 0)
3004                         return true;
3005                 break;
3006         }
3007
3008         if (hdev->type == HID_TYPE_USBMOUSE &&
3009                         hid_match_id(hdev, hid_mouse_ignore_list))
3010                 return true;
3011
3012         return !!hid_match_id(hdev, hid_ignore_list);
3013 }
3014 EXPORT_SYMBOL_GPL(hid_ignore);
3015
3016 int hid_add_device(struct hid_device *hdev)
3017 {
3018         static atomic_t id = ATOMIC_INIT(0);
3019         int ret;
3020
3021         if (WARN_ON(hdev->status & HID_STAT_ADDED))
3022                 return -EBUSY;
3023
3024         /* we need to kill them here, otherwise they will stay allocated to
3025          * wait for coming driver */
3026         if (hid_ignore(hdev))
3027                 return -ENODEV;
3028
3029         /*
3030          * Check for the mandatory transport channel.
3031          */
3032          if (!hdev->ll_driver->raw_request) {
3033                 hid_err(hdev, "transport driver missing .raw_request()\n");
3034                 return -EINVAL;
3035          }
3036
3037         /*
3038          * Read the device report descriptor once and use as template
3039          * for the driver-specific modifications.
3040          */
3041         ret = hdev->ll_driver->parse(hdev);
3042         if (ret)
3043                 return ret;
3044         if (!hdev->dev_rdesc)
3045                 return -ENODEV;
3046
3047         /*
3048          * Scan generic devices for group information
3049          */
3050         if (hid_ignore_special_drivers) {
3051                 hdev->group = HID_GROUP_GENERIC;
3052         } else if (!hdev->group &&
3053                    !hid_match_id(hdev, hid_have_special_driver)) {
3054                 ret = hid_scan_report(hdev);
3055                 if (ret)
3056                         hid_warn(hdev, "bad device descriptor (%d)\n", ret);
3057         }
3058
3059         /* XXX hack, any other cleaner solution after the driver core
3060          * is converted to allow more than 20 bytes as the device name? */
3061         dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
3062                      hdev->vendor, hdev->product, atomic_inc_return(&id));
3063
3064         hid_debug_register(hdev, dev_name(&hdev->dev));
3065         ret = device_add(&hdev->dev);
3066         if (!ret)
3067                 hdev->status |= HID_STAT_ADDED;
3068         else
3069                 hid_debug_unregister(hdev);
3070
3071         return ret;
3072 }
3073 EXPORT_SYMBOL_GPL(hid_add_device);
3074
3075 /**
3076  * hid_allocate_device - allocate new hid device descriptor
3077  *
3078  * Allocate and initialize hid device, so that hid_destroy_device might be
3079  * used to free it.
3080  *
3081  * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
3082  * error value.
3083  */
3084 struct hid_device *hid_allocate_device(void)
3085 {
3086         struct hid_device *hdev;
3087         int ret = -ENOMEM;
3088
3089         hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
3090         if (hdev == NULL)
3091                 return ERR_PTR(ret);
3092
3093         device_initialize(&hdev->dev);
3094         hdev->dev.release = hid_device_release;
3095         hdev->dev.bus = &hid_bus_type;
3096         device_enable_async_suspend(&hdev->dev);
3097
3098         hid_close_report(hdev);
3099
3100         init_waitqueue_head(&hdev->debug_wait);
3101         INIT_LIST_HEAD(&hdev->debug_list);
3102         spin_lock_init(&hdev->debug_list_lock);
3103         sema_init(&hdev->driver_input_lock, 1);
3104         mutex_init(&hdev->ll_open_lock);
3105
3106         return hdev;
3107 }
3108 EXPORT_SYMBOL_GPL(hid_allocate_device);
3109
3110 static void hid_remove_device(struct hid_device *hdev)
3111 {
3112         if (hdev->status & HID_STAT_ADDED) {
3113                 device_del(&hdev->dev);
3114                 hid_debug_unregister(hdev);
3115                 hdev->status &= ~HID_STAT_ADDED;
3116         }
3117         kfree(hdev->dev_rdesc);
3118         hdev->dev_rdesc = NULL;
3119         hdev->dev_rsize = 0;
3120 }
3121
3122 /**
3123  * hid_destroy_device - free previously allocated device
3124  *
3125  * @hdev: hid device
3126  *
3127  * If you allocate hid_device through hid_allocate_device, you should ever
3128  * free by this function.
3129  */
3130 void hid_destroy_device(struct hid_device *hdev)
3131 {
3132         hid_remove_device(hdev);
3133         put_device(&hdev->dev);
3134 }
3135 EXPORT_SYMBOL_GPL(hid_destroy_device);
3136
3137 int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
3138                 const char *mod_name)
3139 {
3140         hdrv->driver.name = hdrv->name;
3141         hdrv->driver.bus = &hid_bus_type;
3142         hdrv->driver.owner = owner;
3143         hdrv->driver.mod_name = mod_name;
3144
3145         INIT_LIST_HEAD(&hdrv->dyn_list);
3146         spin_lock_init(&hdrv->dyn_lock);
3147
3148         return driver_register(&hdrv->driver);
3149 }
3150 EXPORT_SYMBOL_GPL(__hid_register_driver);
3151
3152 void hid_unregister_driver(struct hid_driver *hdrv)
3153 {
3154         driver_unregister(&hdrv->driver);
3155         hid_free_dynids(hdrv);
3156 }
3157 EXPORT_SYMBOL_GPL(hid_unregister_driver);
3158
3159 int hid_check_keys_pressed(struct hid_device *hid)
3160 {
3161         struct hid_input *hidinput;
3162         int i;
3163
3164         if (!(hid->claimed & HID_CLAIMED_INPUT))
3165                 return 0;
3166
3167         list_for_each_entry(hidinput, &hid->inputs, list) {
3168                 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
3169                         if (hidinput->input->key[i])
3170                                 return 1;
3171         }
3172
3173         return 0;
3174 }
3175
3176 EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
3177
3178 static int __init hid_init(void)
3179 {
3180         int ret;
3181
3182         if (hid_debug)
3183                 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
3184                         "debugfs is now used for inspecting the device (report descriptor, reports)\n");
3185
3186         ret = bus_register(&hid_bus_type);
3187         if (ret) {
3188                 pr_err("can't register hid bus\n");
3189                 goto err;
3190         }
3191
3192         ret = hidraw_init();
3193         if (ret)
3194                 goto err_bus;
3195
3196         hid_debug_init();
3197
3198         return 0;
3199 err_bus:
3200         bus_unregister(&hid_bus_type);
3201 err:
3202         return ret;
3203 }
3204
3205 static void __exit hid_exit(void)
3206 {
3207         hid_debug_exit();
3208         hidraw_exit();
3209         bus_unregister(&hid_bus_type);
3210 }
3211
3212 module_init(hid_init);
3213 module_exit(hid_exit);
3214
3215 MODULE_AUTHOR("Andreas Gal");
3216 MODULE_AUTHOR("Vojtech Pavlik");
3217 MODULE_AUTHOR("Jiri Kosina");
3218 MODULE_LICENSE("GPL");
3219