LXR linux/drivers/hid/hid-core.c

   1/*
   2 *  HID support for Linux
   3 *
   4 *  Copyright (c) 1999 Andreas Gal
   5 *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
   6 *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
   7 *  Copyright (c) 2006-2012 Jiri Kosina
   8 */
   9
  10/*
  11 * This program is free software; you can redistribute it and/or modify it
  12 * under the terms of the GNU General Public License as published by the Free
  13 * Software Foundation; either version 2 of the License, or (at your option)
  14 * any later version.
  15 */
  16
  17#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  18
  19#include <linux/module.h>
  20#include <linux/slab.h>
  21#include <linux/init.h>
  22#include <linux/kernel.h>
  23#include <linux/list.h>
  24#include <linux/mm.h>
  25#include <linux/spinlock.h>
  26#include <asm/unaligned.h>
  27#include <asm/byteorder.h>
  28#include <linux/input.h>
  29#include <linux/wait.h>
  30#include <linux/vmalloc.h>
  31#include <linux/sched.h>
  32#include <linux/semaphore.h>
  33
  34#include <linux/hid.h>
  35#include <linux/hiddev.h>
  36#include <linux/hid-debug.h>
  37#include <linux/hidraw.h>
  38
  39#include "hid-ids.h"
  40
  41/*
  42 * Version Information
  43 */
  44
  45#define DRIVER_DESC "HID core driver"
  46#define DRIVER_LICENSE "GPL"
  47
  48int hid_debug = 0;
  49module_param_named(debug, hid_debug, int, 0600);
  50MODULE_PARM_DESC(debug, "toggle HID debugging messages");
  51EXPORT_SYMBOL_GPL(hid_debug);
  52
  53static int hid_ignore_special_drivers = 0;
  54module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600);
  55MODULE_PARM_DESC(ignore_special_drivers, "Ignore any special drivers and handle all devices by generic driver");
  56
  57/*
  58 * Register a new report for a device.
  59 */
  60
  61struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
  62{
  63        struct hid_report_enum *report_enum = device->report_enum + type;
  64        struct hid_report *report;
  65
  66        if (id >= HID_MAX_IDS)
  67                return NULL;
  68        if (report_enum->report_id_hash[id])
  69                return report_enum->report_id_hash[id];
  70
  71        report = kzalloc(sizeof(struct hid_report), GFP_KERNEL);
  72        if (!report)
  73                return NULL;
  74
  75        if (id != 0)
  76                report_enum->numbered = 1;
  77
  78        report->id = id;
  79        report->type = type;
  80        report->size = 0;
  81        report->device = device;
  82        report_enum->report_id_hash[id] = report;
  83
  84        list_add_tail(&report->list, &report_enum->report_list);
  85
  86        return report;
  87}
  88EXPORT_SYMBOL_GPL(hid_register_report);
  89
  90/*
  91 * Register a new field for this report.
  92 */
  93
  94static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
  95{
  96        struct hid_field *field;
  97
  98        if (report->maxfield == HID_MAX_FIELDS) {
  99                hid_err(report->device, "too many fields in report\n");
 100                return NULL;
 101        }
 102
 103        field = kzalloc((sizeof(struct hid_field) +
 104                         usages * sizeof(struct hid_usage) +
 105                         values * sizeof(unsigned)), GFP_KERNEL);
 106        if (!field)
 107                return NULL;
 108
 109        field->index = report->maxfield++;
 110        report->field[field->index] = field;
 111        field->usage = (struct hid_usage *)(field + 1);
 112        field->value = (s32 *)(field->usage + usages);
 113        field->report = report;
 114
 115        return field;
 116}
 117
 118/*
 119 * Open a collection. The type/usage is pushed on the stack.
 120 */
 121
 122static int open_collection(struct hid_parser *parser, unsigned type)
 123{
 124        struct hid_collection *collection;
 125        unsigned usage;
 126
 127        usage = parser->local.usage[0];
 128
 129        if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
 130                hid_err(parser->device, "collection stack overflow\n");
 131                return -EINVAL;
 132        }
 133
 134        if (parser->device->maxcollection == parser->device->collection_size) {
 135                collection = kmalloc(sizeof(struct hid_collection) *
 136                                parser->device->collection_size * 2, GFP_KERNEL);
 137                if (collection == NULL) {
 138                        hid_err(parser->device, "failed to reallocate collection array\n");
 139                        return -ENOMEM;
 140                }
 141                memcpy(collection, parser->device->collection,
 142                        sizeof(struct hid_collection) *
 143                        parser->device->collection_size);
 144                memset(collection + parser->device->collection_size, 0,
 145                        sizeof(struct hid_collection) *
 146                        parser->device->collection_size);
 147                kfree(parser->device->collection);
 148                parser->device->collection = collection;
 149                parser->device->collection_size *= 2;
 150        }
 151
 152        parser->collection_stack[parser->collection_stack_ptr++] =
 153                parser->device->maxcollection;
 154
 155        collection = parser->device->collection +
 156                parser->device->maxcollection++;
 157        collection->type = type;
 158        collection->usage = usage;
 159        collection->level = parser->collection_stack_ptr - 1;
 160
 161        if (type == HID_COLLECTION_APPLICATION)
 162                parser->device->maxapplication++;
 163
 164        return 0;
 165}
 166
 167/*
 168 * Close a collection.
 169 */
 170
 171static int close_collection(struct hid_parser *parser)
 172{
 173        if (!parser->collection_stack_ptr) {
 174                hid_err(parser->device, "collection stack underflow\n");
 175                return -EINVAL;
 176        }
 177        parser->collection_stack_ptr--;
 178        return 0;
 179}
 180
 181/*
 182 * Climb up the stack, search for the specified collection type
 183 * and return the usage.
 184 */
 185
 186static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
 187{
 188        struct hid_collection *collection = parser->device->collection;
 189        int n;
 190
 191        for (n = parser->collection_stack_ptr - 1; n >= 0; n--) {
 192                unsigned index = parser->collection_stack[n];
 193                if (collection[index].type == type)
 194                        return collection[index].usage;
 195        }
 196        return 0; /* we know nothing about this usage type */
 197}
 198
 199/*
 200 * Add a usage to the temporary parser table.
 201 */
 202
 203static int hid_add_usage(struct hid_parser *parser, unsigned usage)
 204{
 205        if (parser->local.usage_index >= HID_MAX_USAGES) {
 206                hid_err(parser->device, "usage index exceeded\n");
 207                return -1;
 208        }
 209        parser->local.usage[parser->local.usage_index] = usage;
 210        parser->local.collection_index[parser->local.usage_index] =
 211                parser->collection_stack_ptr ?
 212                parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
 213        parser->local.usage_index++;
 214        return 0;
 215}
 216
 217/*
 218 * Register a new field for this report.
 219 */
 220
 221static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
 222{
 223        struct hid_report *report;
 224        struct hid_field *field;
 225        unsigned usages;
 226        unsigned offset;
 227        unsigned i;
 228
 229        report = hid_register_report(parser->device, report_type, parser->global.report_id);
 230        if (!report) {
 231                hid_err(parser->device, "hid_register_report failed\n");
 232                return -1;
 233        }
 234
 235        /* Handle both signed and unsigned cases properly */
 236        if ((parser->global.logical_minimum < 0 &&
 237                parser->global.logical_maximum <
 238                parser->global.logical_minimum) ||
 239                (parser->global.logical_minimum >= 0 &&
 240                (__u32)parser->global.logical_maximum <
 241                (__u32)parser->global.logical_minimum)) {
 242                dbg_hid("logical range invalid 0x%x 0x%x\n",
 243                        parser->global.logical_minimum,
 244                        parser->global.logical_maximum);
 245                return -1;
 246        }
 247
 248        offset = report->size;
 249        report->size += parser->global.report_size * parser->global.report_count;
 250
 251        if (!parser->local.usage_index) /* Ignore padding fields */
 252                return 0;
 253
 254        usages = max_t(unsigned, parser->local.usage_index,
 255                                 parser->global.report_count);
 256
 257        field = hid_register_field(report, usages, parser->global.report_count);
 258        if (!field)
 259                return 0;
 260
 261        field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
 262        field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
 263        field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
 264
 265        for (i = 0; i < usages; i++) {
 266                unsigned j = i;
 267                /* Duplicate the last usage we parsed if we have excess values */
 268                if (i >= parser->local.usage_index)
 269                        j = parser->local.usage_index - 1;
 270                field->usage[i].hid = parser->local.usage[j];
 271                field->usage[i].collection_index =
 272                        parser->local.collection_index[j];
 273                field->usage[i].usage_index = i;
 274        }
 275
 276        field->maxusage = usages;
 277        field->flags = flags;
 278        field->report_offset = offset;
 279        field->report_type = report_type;
 280        field->report_size = parser->global.report_size;
 281        field->report_count = parser->global.report_count;
 282        field->logical_minimum = parser->global.logical_minimum;
 283        field->logical_maximum = parser->global.logical_maximum;
 284        field->physical_minimum = parser->global.physical_minimum;
 285        field->physical_maximum = parser->global.physical_maximum;
 286        field->unit_exponent = parser->global.unit_exponent;
 287        field->unit = parser->global.unit;
 288
 289        return 0;
 290}
 291
 292/*
 293 * Read data value from item.
 294 */
 295
 296static u32 item_udata(struct hid_item *item)
 297{
 298        switch (item->size) {
 299        case 1: return item->data.u8;
 300        case 2: return item->data.u16;
 301        case 4: return item->data.u32;
 302        }
 303        return 0;
 304}
 305
 306static s32 item_sdata(struct hid_item *item)
 307{
 308        switch (item->size) {
 309        case 1: return item->data.s8;
 310        case 2: return item->data.s16;
 311        case 4: return item->data.s32;
 312        }
 313        return 0;
 314}
 315
 316/*
 317 * Process a global item.
 318 */
 319
 320static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
 321{
 322        __s32 raw_value;
 323        switch (item->tag) {
 324        case HID_GLOBAL_ITEM_TAG_PUSH:
 325
 326                if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
 327                        hid_err(parser->device, "global environment stack overflow\n");
 328                        return -1;
 329                }
 330
 331                memcpy(parser->global_stack + parser->global_stack_ptr++,
 332                        &parser->global, sizeof(struct hid_global));
 333                return 0;
 334
 335        case HID_GLOBAL_ITEM_TAG_POP:
 336
 337                if (!parser->global_stack_ptr) {
 338                        hid_err(parser->device, "global environment stack underflow\n");
 339                        return -1;
 340                }
 341
 342                memcpy(&parser->global, parser->global_stack +
 343                        --parser->global_stack_ptr, sizeof(struct hid_global));
 344                return 0;
 345
 346        case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
 347                parser->global.usage_page = item_udata(item);
 348                return 0;
 349
 350        case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
 351                parser->global.logical_minimum = item_sdata(item);
 352                return 0;
 353
 354        case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
 355                if (parser->global.logical_minimum < 0)
 356                        parser->global.logical_maximum = item_sdata(item);
 357                else
 358                        parser->global.logical_maximum = item_udata(item);
 359                return 0;
 360
 361        case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
 362                parser->global.physical_minimum = item_sdata(item);
 363                return 0;
 364
 365        case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
 366                if (parser->global.physical_minimum < 0)
 367                        parser->global.physical_maximum = item_sdata(item);
 368                else
 369                        parser->global.physical_maximum = item_udata(item);
 370                return 0;
 371
 372        case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
 373                /* Many devices provide unit exponent as a two's complement
 374                 * nibble due to the common misunderstanding of HID
 375                 * specification 1.11, 6.2.2.7 Global Items. Attempt to handle
 376                 * both this and the standard encoding. */
 377                raw_value = item_sdata(item);
 378                if (!(raw_value & 0xfffffff0))
 379                        parser->global.unit_exponent = hid_snto32(raw_value, 4);
 380                else
 381                        parser->global.unit_exponent = raw_value;
 382                return 0;
 383
 384        case HID_GLOBAL_ITEM_TAG_UNIT:
 385                parser->global.unit = item_udata(item);
 386                return 0;
 387
 388        case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
 389                parser->global.report_size = item_udata(item);
 390                if (parser->global.report_size > 128) {
 391                        hid_err(parser->device, "invalid report_size %d\n",
 392                                        parser->global.report_size);
 393                        return -1;
 394                }
 395                return 0;
 396
 397        case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
 398                parser->global.report_count = item_udata(item);
 399                if (parser->global.report_count > HID_MAX_USAGES) {
 400                        hid_err(parser->device, "invalid report_count %d\n",
 401                                        parser->global.report_count);
 402                        return -1;
 403                }
 404                return 0;
 405
 406        case HID_GLOBAL_ITEM_TAG_REPORT_ID:
 407                parser->global.report_id = item_udata(item);
 408                if (parser->global.report_id == 0 ||
 409                    parser->global.report_id >= HID_MAX_IDS) {
 410                        hid_err(parser->device, "report_id %u is invalid\n",
 411                                parser->global.report_id);
 412                        return -1;
 413                }
 414                return 0;
 415
 416        default:
 417                hid_err(parser->device, "unknown global tag 0x%x\n", item->tag);
 418                return -1;
 419        }
 420}
 421
 422/*
 423 * Process a local item.
 424 */
 425
 426static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
 427{
 428        __u32 data;
 429        unsigned n;
 430        __u32 count;
 431
 432        data = item_udata(item);
 433
 434        switch (item->tag) {
 435        case HID_LOCAL_ITEM_TAG_DELIMITER:
 436
 437                if (data) {
 438                        /*
 439                         * We treat items before the first delimiter
 440                         * as global to all usage sets (branch 0).
 441                         * In the moment we process only these global
 442                         * items and the first delimiter set.
 443                         */
 444                        if (parser->local.delimiter_depth != 0) {
 445                                hid_err(parser->device, "nested delimiters\n");
 446                                return -1;
 447                        }
 448                        parser->local.delimiter_depth++;
 449                        parser->local.delimiter_branch++;
 450                } else {
 451                        if (parser->local.delimiter_depth < 1) {
 452                                hid_err(parser->device, "bogus close delimiter\n");
 453                                return -1;
 454                        }
 455                        parser->local.delimiter_depth--;
 456                }
 457                return 0;
 458
 459        case HID_LOCAL_ITEM_TAG_USAGE:
 460
 461                if (parser->local.delimiter_branch > 1) {
 462                        dbg_hid("alternative usage ignored\n");
 463                        return 0;
 464                }
 465
 466                if (item->size <= 2)
 467                        data = (parser->global.usage_page << 16) + data;
 468
 469                return hid_add_usage(parser, data);
 470
 471        case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
 472
 473                if (parser->local.delimiter_branch > 1) {
 474                        dbg_hid("alternative usage ignored\n");
 475                        return 0;
 476                }
 477
 478                if (item->size <= 2)
 479                        data = (parser->global.usage_page << 16) + data;
 480
 481                parser->local.usage_minimum = data;
 482                return 0;
 483
 484        case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
 485
 486                if (parser->local.delimiter_branch > 1) {
 487                        dbg_hid("alternative usage ignored\n");
 488                        return 0;
 489                }
 490
 491                if (item->size <= 2)
 492                        data = (parser->global.usage_page << 16) + data;
 493
 494                count = data - parser->local.usage_minimum;
 495                if (count + parser->local.usage_index >= HID_MAX_USAGES) {
 496                        /*
 497                         * We do not warn if the name is not set, we are
 498                         * actually pre-scanning the device.
 499                         */
 500                        if (dev_name(&parser->device->dev))
 501                                hid_warn(parser->device,
 502                                         "ignoring exceeding usage max\n");
 503                        data = HID_MAX_USAGES - parser->local.usage_index +
 504                                parser->local.usage_minimum - 1;
 505                        if (data <= 0) {
 506                                hid_err(parser->device,
 507                                        "no more usage index available\n");
 508                                return -1;
 509                        }
 510                }
 511
 512                for (n = parser->local.usage_minimum; n <= data; n++)
 513                        if (hid_add_usage(parser, n)) {
 514                                dbg_hid("hid_add_usage failed\n");
 515                                return -1;
 516                        }
 517                return 0;
 518
 519        default:
 520
 521                dbg_hid("unknown local item tag 0x%x\n", item->tag);
 522                return 0;
 523        }
 524        return 0;
 525}
 526
 527/*
 528 * Process a main item.
 529 */
 530
 531static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
 532{
 533        __u32 data;
 534        int ret;
 535
 536        data = item_udata(item);
 537
 538        switch (item->tag) {
 539        case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
 540                ret = open_collection(parser, data & 0xff);
 541                break;
 542        case HID_MAIN_ITEM_TAG_END_COLLECTION:
 543                ret = close_collection(parser);
 544                break;
 545        case HID_MAIN_ITEM_TAG_INPUT:
 546                ret = hid_add_field(parser, HID_INPUT_REPORT, data);
 547                break;
 548        case HID_MAIN_ITEM_TAG_OUTPUT:
 549                ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
 550                break;
 551        case HID_MAIN_ITEM_TAG_FEATURE:
 552                ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
 553                break;
 554        default:
 555                hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
 556                ret = 0;
 557        }
 558
 559        memset(&parser->local, 0, sizeof(parser->local));       /* Reset the local parser environment */
 560
 561        return ret;
 562}
 563
 564/*
 565 * Process a reserved item.
 566 */
 567
 568static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
 569{
 570        dbg_hid("reserved item type, tag 0x%x\n", item->tag);
 571        return 0;
 572}
 573
 574/*
 575 * Free a report and all registered fields. The field->usage and
 576 * field->value table's are allocated behind the field, so we need
 577 * only to free(field) itself.
 578 */
 579
 580static void hid_free_report(struct hid_report *report)
 581{
 582        unsigned n;
 583
 584        for (n = 0; n < report->maxfield; n++)
 585                kfree(report->field[n]);
 586        kfree(report);
 587}
 588
 589/*
 590 * Close report. This function returns the device
 591 * state to the point prior to hid_open_report().
 592 */
 593static void hid_close_report(struct hid_device *device)
 594{
 595        unsigned i, j;
 596
 597        for (i = 0; i < HID_REPORT_TYPES; i++) {
 598                struct hid_report_enum *report_enum = device->report_enum + i;
 599
 600                for (j = 0; j < HID_MAX_IDS; j++) {
 601                        struct hid_report *report = report_enum->report_id_hash[j];
 602                        if (report)
 603                                hid_free_report(report);
 604                }
 605                memset(report_enum, 0, sizeof(*report_enum));
 606                INIT_LIST_HEAD(&report_enum->report_list);
 607        }
 608
 609        kfree(device->rdesc);
 610        device->rdesc = NULL;
 611        device->rsize = 0;
 612
 613        kfree(device->collection);
 614        device->collection = NULL;
 615        device->collection_size = 0;
 616        device->maxcollection = 0;
 617        device->maxapplication = 0;
 618
 619        device->status &= ~HID_STAT_PARSED;
 620}
 621
 622/*
 623 * Free a device structure, all reports, and all fields.
 624 */
 625
 626static void hid_device_release(struct device *dev)
 627{
 628        struct hid_device *hid = to_hid_device(dev);
 629
 630        hid_close_report(hid);
 631        kfree(hid->dev_rdesc);
 632        kfree(hid);
 633}
 634
 635/*
 636 * Fetch a report description item from the data stream. We support long
 637 * items, though they are not used yet.
 638 */
 639
 640static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
 641{
 642        u8 b;
 643
 644        if ((end - start) <= 0)
 645                return NULL;
 646
 647        b = *start++;
 648
 649        item->type = (b >> 2) & 3;
 650        item->tag  = (b >> 4) & 15;
 651
 652        if (item->tag == HID_ITEM_TAG_LONG) {
 653
 654                item->format = HID_ITEM_FORMAT_LONG;
 655
 656                if ((end - start) < 2)
 657                        return NULL;
 658
 659                item->size = *start++;
 660                item->tag  = *start++;
 661
 662                if ((end - start) < item->size)
 663                        return NULL;
 664
 665                item->data.longdata = start;
 666                start += item->size;
 667                return start;
 668        }
 669
 670        item->format = HID_ITEM_FORMAT_SHORT;
 671        item->size = b & 3;
 672
 673        switch (item->size) {
 674        case 0:
 675                return start;
 676
 677        case 1:
 678                if ((end - start) < 1)
 679                        return NULL;
 680                item->data.u8 = *start++;
 681                return start;
 682
 683        case 2:
 684                if ((end - start) < 2)
 685                        return NULL;
 686                item->data.u16 = get_unaligned_le16(start);
 687                start = (__u8 *)((__le16 *)start + 1);
 688                return start;
 689
 690        case 3:
 691                item->size++;
 692                if ((end - start) < 4)
 693                        return NULL;
 694                item->data.u32 = get_unaligned_le32(start);
 695                start = (__u8 *)((__le32 *)start + 1);
 696                return start;
 697        }
 698
 699        return NULL;
 700}
 701
 702static void hid_scan_input_usage(struct hid_parser *parser, u32 usage)
 703{
 704        struct hid_device *hid = parser->device;
 705
 706        if (usage == HID_DG_CONTACTID)
 707                hid->group = HID_GROUP_MULTITOUCH;
 708}
 709
 710static void hid_scan_feature_usage(struct hid_parser *parser, u32 usage)
 711{
 712        if (usage == 0xff0000c5 && parser->global.report_count == 256 &&
 713            parser->global.report_size == 8)
 714                parser->scan_flags |= HID_SCAN_FLAG_MT_WIN_8;
 715}
 716
 717static void hid_scan_collection(struct hid_parser *parser, unsigned type)
 718{
 719        struct hid_device *hid = parser->device;
 720        int i;
 721
 722        if (((parser->global.usage_page << 16) == HID_UP_SENSOR) &&
 723            type == HID_COLLECTION_PHYSICAL)
 724                hid->group = HID_GROUP_SENSOR_HUB;
 725
 726        if (hid->vendor == USB_VENDOR_ID_MICROSOFT &&
 727            (hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3 ||
 728             hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2 ||
 729             hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP ||
 730             hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_JP ||
 731             hid->product == USB_DEVICE_ID_MS_TYPE_COVER_3 ||
 732             hid->product == USB_DEVICE_ID_MS_POWER_COVER) &&
 733            hid->group == HID_GROUP_MULTITOUCH)
 734                hid->group = HID_GROUP_GENERIC;
 735
 736        if ((parser->global.usage_page << 16) == HID_UP_GENDESK)
 737                for (i = 0; i < parser->local.usage_index; i++)
 738                        if (parser->local.usage[i] == HID_GD_POINTER)
 739                                parser->scan_flags |= HID_SCAN_FLAG_GD_POINTER;
 740
 741        if ((parser->global.usage_page << 16) >= HID_UP_MSVENDOR)
 742                parser->scan_flags |= HID_SCAN_FLAG_VENDOR_SPECIFIC;
 743}
 744
 745static int hid_scan_main(struct hid_parser *parser, struct hid_item *item)
 746{
 747        __u32 data;
 748        int i;
 749
 750        data = item_udata(item);
 751
 752        switch (item->tag) {
 753        case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
 754                hid_scan_collection(parser, data & 0xff);
 755                break;
 756        case HID_MAIN_ITEM_TAG_END_COLLECTION:
 757                break;
 758        case HID_MAIN_ITEM_TAG_INPUT:
 759                /* ignore constant inputs, they will be ignored by hid-input */
 760                if (data & HID_MAIN_ITEM_CONSTANT)
 761                        break;
 762                for (i = 0; i < parser->local.usage_index; i++)
 763                        hid_scan_input_usage(parser, parser->local.usage[i]);
 764                break;
 765        case HID_MAIN_ITEM_TAG_OUTPUT:
 766                break;
 767        case HID_MAIN_ITEM_TAG_FEATURE:
 768                for (i = 0; i < parser->local.usage_index; i++)
 769                        hid_scan_feature_usage(parser, parser->local.usage[i]);
 770                break;
 771        }
 772
 773        /* Reset the local parser environment */
 774        memset(&parser->local, 0, sizeof(parser->local));
 775
 776        return 0;
 777}
 778
 779/*
 780 * Scan a report descriptor before the device is added to the bus.
 781 * Sets device groups and other properties that determine what driver
 782 * to load.
 783 */
 784static int hid_scan_report(struct hid_device *hid)
 785{
 786        struct hid_parser *parser;
 787        struct hid_item item;
 788        __u8 *start = hid->dev_rdesc;
 789        __u8 *end = start + hid->dev_rsize;
 790        static int (*dispatch_type[])(struct hid_parser *parser,
 791                                      struct hid_item *item) = {
 792                hid_scan_main,
 793                hid_parser_global,
 794                hid_parser_local,
 795                hid_parser_reserved
 796        };
 797
 798        parser = vzalloc(sizeof(struct hid_parser));
 799        if (!parser)
 800                return -ENOMEM;
 801
 802        parser->device = hid;
 803        hid->group = HID_GROUP_GENERIC;
 804
 805        /*
 806         * The parsing is simpler than the one in hid_open_report() as we should
 807         * be robust against hid errors. Those errors will be raised by
 808         * hid_open_report() anyway.
 809         */
 810        while ((start = fetch_item(start, end, &item)) != NULL)
 811                dispatch_type[item.type](parser, &item);
 812
 813        /*
 814         * Handle special flags set during scanning.
 815         */
 816        if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) &&
 817            (hid->group == HID_GROUP_MULTITOUCH))
 818                hid->group = HID_GROUP_MULTITOUCH_WIN_8;
 819
 820        /*
 821         * Vendor specific handlings
 822         */
 823        switch (hid->vendor) {
 824        case USB_VENDOR_ID_WACOM:
 825                hid->group = HID_GROUP_WACOM;
 826                break;
 827        case USB_VENDOR_ID_SYNAPTICS:
 828                if (hid->group == HID_GROUP_GENERIC)
 829                        if ((parser->scan_flags & HID_SCAN_FLAG_VENDOR_SPECIFIC)
 830                            && (parser->scan_flags & HID_SCAN_FLAG_GD_POINTER))
 831                                /*
 832                                 * hid-rmi should take care of them,
 833                                 * not hid-generic
 834                                 */
 835                                hid->group = HID_GROUP_RMI;
 836                break;
 837        }
 838
 839        vfree(parser);
 840        return 0;
 841}
 842
 843/**
 844 * hid_parse_report - parse device report
 845 *
 846 * @device: hid device
 847 * @start: report start
 848 * @size: report size
 849 *
 850 * Allocate the device report as read by the bus driver. This function should
 851 * only be called from parse() in ll drivers.
 852 */
 853int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
 854{
 855        hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
 856        if (!hid->dev_rdesc)
 857                return -ENOMEM;
 858        hid->dev_rsize = size;
 859        return 0;
 860}
 861EXPORT_SYMBOL_GPL(hid_parse_report);
 862
 863static const char * const hid_report_names[] = {
 864        "HID_INPUT_REPORT",
 865        "HID_OUTPUT_REPORT",
 866        "HID_FEATURE_REPORT",
 867};
 868/**
 869 * hid_validate_values - validate existing device report's value indexes
 870 *
 871 * @device: hid device
 872 * @type: which report type to examine
 873 * @id: which report ID to examine (0 for first)
 874 * @field_index: which report field to examine
 875 * @report_counts: expected number of values
 876 *
 877 * Validate the number of values in a given field of a given report, after
 878 * parsing.
 879 */
 880struct hid_report *hid_validate_values(struct hid_device *hid,
 881                                       unsigned int type, unsigned int id,
 882                                       unsigned int field_index,
 883                                       unsigned int report_counts)
 884{
 885        struct hid_report *report;
 886
 887        if (type > HID_FEATURE_REPORT) {
 888                hid_err(hid, "invalid HID report type %u\n", type);
 889                return NULL;
 890        }
 891
 892        if (id >= HID_MAX_IDS) {
 893                hid_err(hid, "invalid HID report id %u\n", id);
 894                return NULL;
 895        }
 896
 897        /*
 898         * Explicitly not using hid_get_report() here since it depends on
 899         * ->numbered being checked, which may not always be the case when
 900         * drivers go to access report values.
 901         */
 902        if (id == 0) {
 903                /*
 904                 * Validating on id 0 means we should examine the first
 905                 * report in the list.
 906                 */
 907                report = list_entry(
 908                                hid->report_enum[type].report_list.next,
 909                                struct hid_report, list);
 910        } else {
 911                report = hid->report_enum[type].report_id_hash[id];
 912        }
 913        if (!report) {
 914                hid_err(hid, "missing %s %u\n", hid_report_names[type], id);
 915                return NULL;
 916        }
 917        if (report->maxfield <= field_index) {
 918                hid_err(hid, "not enough fields in %s %u\n",
 919                        hid_report_names[type], id);
 920                return NULL;
 921        }
 922        if (report->field[field_index]->report_count < report_counts) {
 923                hid_err(hid, "not enough values in %s %u field %u\n",
 924                        hid_report_names[type], id, field_index);
 925                return NULL;
 926        }
 927        return report;
 928}
 929EXPORT_SYMBOL_GPL(hid_validate_values);
 930
 931/**
 932 * hid_open_report - open a driver-specific device report
 933 *
 934 * @device: hid device
 935 *
 936 * Parse a report description into a hid_device structure. Reports are
 937 * enumerated, fields are attached to these reports.
 938 * 0 returned on success, otherwise nonzero error value.
 939 *
 940 * This function (or the equivalent hid_parse() macro) should only be
 941 * called from probe() in drivers, before starting the device.
 942 */
 943int hid_open_report(struct hid_device *device)
 944{
 945        struct hid_parser *parser;
 946        struct hid_item item;
 947        unsigned int size;
 948        __u8 *start;
 949        __u8 *buf;
 950        __u8 *end;
 951        int ret;
 952        static int (*dispatch_type[])(struct hid_parser *parser,
 953                                      struct hid_item *item) = {
 954                hid_parser_main,
 955                hid_parser_global,
 956                hid_parser_local,
 957                hid_parser_reserved
 958        };
 959
 960        if (WARN_ON(device->status & HID_STAT_PARSED))
 961                return -EBUSY;
 962
 963        start = device->dev_rdesc;
 964        if (WARN_ON(!start))
 965                return -ENODEV;
 966        size = device->dev_rsize;
 967
 968        buf = kmemdup(start, size, GFP_KERNEL);
 969        if (buf == NULL)
 970                return -ENOMEM;
 971
 972        if (device->driver->report_fixup)
 973                start = device->driver->report_fixup(device, buf, &size);
 974        else
 975                start = buf;
 976
 977        start = kmemdup(start, size, GFP_KERNEL);
 978        kfree(buf);
 979        if (start == NULL)
 980                return -ENOMEM;
 981
 982        device->rdesc = start;
 983        device->rsize = size;
 984
 985        parser = vzalloc(sizeof(struct hid_parser));
 986        if (!parser) {
 987                ret = -ENOMEM;
 988                goto err;
 989        }
 990
 991        parser->device = device;
 992
 993        end = start + size;
 994
 995        device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
 996                                     sizeof(struct hid_collection), GFP_KERNEL);
 997        if (!device->collection) {
 998                ret = -ENOMEM;
 999                goto err;
1000        }

1001        device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
1002
1003        ret = -EINVAL;
1004        while ((start = fetch_item(start, end, &item)) != NULL) {
1005
1006                if (item.format != HID_ITEM_FORMAT_SHORT) {
1007                        hid_err(device, "unexpected long global item\n");
1008                        goto err;
1009                }
1010
1011                if (dispatch_type[item.type](parser, &item)) {
1012                        hid_err(device, "item %u %u %u %u parsing failed\n",
1013                                item.format, (unsigned)item.size,
1014                                (unsigned)item.type, (unsigned)item.tag);
1015                        goto err;
1016                }
1017
1018                if (start == end) {
1019                        if (parser->collection_stack_ptr) {
1020                                hid_err(device, "unbalanced collection at end of report description\n");
1021                                goto err;
1022                        }
1023                        if (parser->local.delimiter_depth) {
1024                                hid_err(device, "unbalanced delimiter at end of report description\n");
1025                                goto err;
1026                        }
1027                        vfree(parser);
1028                        device->status |= HID_STAT_PARSED;
1029                        return 0;
1030                }
1031        }
1032
1033        hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
1034err:
1035        vfree(parser);
1036        hid_close_report(device);
1037        return ret;
1038}
1039EXPORT_SYMBOL_GPL(hid_open_report);
1040
1041/*
1042 * Convert a signed n-bit integer to signed 32-bit integer. Common
1043 * cases are done through the compiler, the screwed things has to be
1044 * done by hand.
1045 */
1046
1047static s32 snto32(__u32 value, unsigned n)
1048{
1049        switch (n) {
1050        case 8:  return ((__s8)value);
1051        case 16: return ((__s16)value);
1052        case 32: return ((__s32)value);
1053        }
1054        return value & (1 << (n - 1)) ? value | (-1 << n) : value;
1055}
1056
1057s32 hid_snto32(__u32 value, unsigned n)
1058{
1059        return snto32(value, n);
1060}
1061EXPORT_SYMBOL_GPL(hid_snto32);
1062
1063/*
1064 * Convert a signed 32-bit integer to a signed n-bit integer.
1065 */
1066
1067static u32 s32ton(__s32 value, unsigned n)
1068{
1069        s32 a = value >> (n - 1);
1070        if (a && a != -1)
1071                return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
1072        return value & ((1 << n) - 1);
1073}
1074
1075/*
1076 * Extract/implement a data field from/to a little endian report (bit array).
1077 *
1078 * Code sort-of follows HID spec:
1079 *     http://www.usb.org/developers/hidpage/HID1_11.pdf
1080 *
1081 * While the USB HID spec allows unlimited length bit fields in "report
1082 * descriptors", most devices never use more than 16 bits.
1083 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
1084 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
1085 */
1086
1087static u32 __extract(u8 *report, unsigned offset, int n)
1088{
1089        unsigned int idx = offset / 8;
1090        unsigned int bit_nr = 0;
1091        unsigned int bit_shift = offset % 8;
1092        int bits_to_copy = 8 - bit_shift;
1093        u32 value = 0;
1094        u32 mask = n < 32 ? (1U << n) - 1 : ~0U;
1095
1096        while (n > 0) {
1097                value |= ((u32)report[idx] >> bit_shift) << bit_nr;
1098                n -= bits_to_copy;
1099                bit_nr += bits_to_copy;
1100                bits_to_copy = 8;
1101                bit_shift = 0;
1102                idx++;
1103        }
1104
1105        return value & mask;
1106}
1107
1108u32 hid_field_extract(const struct hid_device *hid, u8 *report,
1109                        unsigned offset, unsigned n)
1110{
1111        if (n > 32) {
1112                hid_warn(hid, "hid_field_extract() called with n (%d) > 32! (%s)\n",
1113                         n, current->comm);
1114                n = 32;
1115        }
1116
1117        return __extract(report, offset, n);
1118}
1119EXPORT_SYMBOL_GPL(hid_field_extract);
1120
1121/*
1122 * "implement" : set bits in a little endian bit stream.
1123 * Same concepts as "extract" (see comments above).
1124 * The data mangled in the bit stream remains in little endian
1125 * order the whole time. It make more sense to talk about
1126 * endianness of register values by considering a register
1127 * a "cached" copy of the little endian bit stream.
1128 */
1129
1130static void __implement(u8 *report, unsigned offset, int n, u32 value)
1131{
1132        unsigned int idx = offset / 8;
1133        unsigned int bit_shift = offset % 8;
1134        int bits_to_set = 8 - bit_shift;
1135
1136        while (n - bits_to_set >= 0) {
1137                report[idx] &= ~(0xff << bit_shift);
1138                report[idx] |= value << bit_shift;
1139                value >>= bits_to_set;
1140                n -= bits_to_set;
1141                bits_to_set = 8;
1142                bit_shift = 0;
1143                idx++;
1144        }
1145
1146        /* last nibble */
1147        if (n) {
1148                u8 bit_mask = ((1U << n) - 1);
1149                report[idx] &= ~(bit_mask << bit_shift);
1150                report[idx] |= value << bit_shift;
1151        }
1152}
1153
1154static void implement(const struct hid_device *hid, u8 *report,
1155                      unsigned offset, unsigned n, u32 value)
1156{
1157        if (unlikely(n > 32)) {
1158                hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
1159                         __func__, n, current->comm);
1160                n = 32;
1161        } else if (n < 32) {
1162                u32 m = (1U << n) - 1;
1163
1164                if (unlikely(value > m)) {
1165                        hid_warn(hid,
1166                                 "%s() called with too large value %d (n: %d)! (%s)\n",
1167                                 __func__, value, n, current->comm);
1168                        WARN_ON(1);
1169                        value &= m;
1170                }
1171        }
1172
1173        __implement(report, offset, n, value);
1174}
1175
1176/*
1177 * Search an array for a value.
1178 */
1179
1180static int search(__s32 *array, __s32 value, unsigned n)
1181{
1182        while (n--) {
1183                if (*array++ == value)
1184                        return 0;
1185        }
1186        return -1;
1187}
1188
1189/**
1190 * hid_match_report - check if driver's raw_event should be called
1191 *
1192 * @hid: hid device
1193 * @report_type: type to match against
1194 *
1195 * compare hid->driver->report_table->report_type to report->type
1196 */
1197static int hid_match_report(struct hid_device *hid, struct hid_report *report)
1198{
1199        const struct hid_report_id *id = hid->driver->report_table;
1200
1201        if (!id) /* NULL means all */
1202                return 1;
1203
1204        for (; id->report_type != HID_TERMINATOR; id++)
1205                if (id->report_type == HID_ANY_ID ||
1206                                id->report_type == report->type)
1207                        return 1;
1208        return 0;
1209}
1210
1211/**
1212 * hid_match_usage - check if driver's event should be called
1213 *
1214 * @hid: hid device
1215 * @usage: usage to match against
1216 *
1217 * compare hid->driver->usage_table->usage_{type,code} to
1218 * usage->usage_{type,code}
1219 */
1220static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
1221{
1222        const struct hid_usage_id *id = hid->driver->usage_table;
1223
1224        if (!id) /* NULL means all */
1225                return 1;
1226
1227        for (; id->usage_type != HID_ANY_ID - 1; id++)
1228                if ((id->usage_hid == HID_ANY_ID ||
1229                                id->usage_hid == usage->hid) &&
1230                                (id->usage_type == HID_ANY_ID ||
1231                                id->usage_type == usage->type) &&
1232                                (id->usage_code == HID_ANY_ID ||
1233                                 id->usage_code == usage->code))
1234                        return 1;
1235        return 0;
1236}
1237
1238static void hid_process_event(struct hid_device *hid, struct hid_field *field,
1239                struct hid_usage *usage, __s32 value, int interrupt)
1240{
1241        struct hid_driver *hdrv = hid->driver;
1242        int ret;
1243
1244        if (!list_empty(&hid->debug_list))
1245                hid_dump_input(hid, usage, value);
1246
1247        if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
1248                ret = hdrv->event(hid, field, usage, value);
1249                if (ret != 0) {
1250                        if (ret < 0)
1251                                hid_err(hid, "%s's event failed with %d\n",
1252                                                hdrv->name, ret);
1253                        return;
1254                }
1255        }
1256
1257        if (hid->claimed & HID_CLAIMED_INPUT)
1258                hidinput_hid_event(hid, field, usage, value);
1259        if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
1260                hid->hiddev_hid_event(hid, field, usage, value);
1261}
1262
1263/*
1264 * Analyse a received field, and fetch the data from it. The field
1265 * content is stored for next report processing (we do differential
1266 * reporting to the layer).
1267 */
1268
1269static void hid_input_field(struct hid_device *hid, struct hid_field *field,
1270                            __u8 *data, int interrupt)
1271{
1272        unsigned n;
1273        unsigned count = field->report_count;
1274        unsigned offset = field->report_offset;
1275        unsigned size = field->report_size;
1276        __s32 min = field->logical_minimum;
1277        __s32 max = field->logical_maximum;
1278        __s32 *value;
1279
1280        value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
1281        if (!value)
1282                return;
1283
1284        for (n = 0; n < count; n++) {
1285
1286                value[n] = min < 0 ?
1287                        snto32(hid_field_extract(hid, data, offset + n * size,
1288                               size), size) :
1289                        hid_field_extract(hid, data, offset + n * size, size);
1290
1291                /* Ignore report if ErrorRollOver */
1292                if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
1293                    value[n] >= min && value[n] <= max &&
1294                    value[n] - min < field->maxusage &&
1295                    field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
1296                        goto exit;
1297        }
1298
1299        for (n = 0; n < count; n++) {
1300
1301                if (HID_MAIN_ITEM_VARIABLE & field->flags) {
1302                        hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
1303                        continue;
1304                }
1305
1306                if (field->value[n] >= min && field->value[n] <= max
1307                        && field->value[n] - min < field->maxusage
1308                        && field->usage[field->value[n] - min].hid
1309                        && search(value, field->value[n], count))
1310                                hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
1311
1312                if (value[n] >= min && value[n] <= max
1313                        && value[n] - min < field->maxusage
1314                        && field->usage[value[n] - min].hid
1315                        && search(field->value, value[n], count))
1316                                hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1317        }
1318
1319        memcpy(field->value, value, count * sizeof(__s32));
1320exit:
1321        kfree(value);
1322}
1323
1324/*
1325 * Output the field into the report.
1326 */
1327
1328static void hid_output_field(const struct hid_device *hid,
1329                             struct hid_field *field, __u8 *data)
1330{
1331        unsigned count = field->report_count;
1332        unsigned offset = field->report_offset;
1333        unsigned size = field->report_size;
1334        unsigned n;
1335
1336        for (n = 0; n < count; n++) {
1337                if (field->logical_minimum < 0) /* signed values */
1338                        implement(hid, data, offset + n * size, size,
1339                                  s32ton(field->value[n], size));
1340                else                            /* unsigned values */
1341                        implement(hid, data, offset + n * size, size,
1342                                  field->value[n]);
1343        }
1344}
1345
1346/*
1347 * Create a report. 'data' has to be allocated using
1348 * hid_alloc_report_buf() so that it has proper size.
1349 */
1350
1351void hid_output_report(struct hid_report *report, __u8 *data)
1352{
1353        unsigned n;
1354
1355        if (report->id > 0)
1356                *data++ = report->id;
1357
1358        memset(data, 0, ((report->size - 1) >> 3) + 1);
1359        for (n = 0; n < report->maxfield; n++)
1360                hid_output_field(report->device, report->field[n], data);
1361}
1362EXPORT_SYMBOL_GPL(hid_output_report);
1363
1364/*
1365 * Allocator for buffer that is going to be passed to hid_output_report()
1366 */
1367u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags)
1368{
1369        /*
1370         * 7 extra bytes are necessary to achieve proper functionality
1371         * of implement() working on 8 byte chunks
1372         */
1373
1374        int len = hid_report_len(report) + 7;
1375
1376        return kmalloc(len, flags);
1377}
1378EXPORT_SYMBOL_GPL(hid_alloc_report_buf);
1379
1380/*
1381 * Set a field value. The report this field belongs to has to be
1382 * created and transferred to the device, to set this value in the
1383 * device.
1384 */
1385
1386int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1387{
1388        unsigned size;
1389
1390        if (!field)
1391                return -1;
1392
1393        size = field->report_size;
1394
1395        hid_dump_input(field->report->device, field->usage + offset, value);
1396
1397        if (offset >= field->report_count) {
1398                hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1399                                offset, field->report_count);
1400                return -1;
1401        }
1402        if (field->logical_minimum < 0) {
1403                if (value != snto32(s32ton(value, size), size)) {
1404                        hid_err(field->report->device, "value %d is out of range\n", value);
1405                        return -1;
1406                }
1407        }
1408        field->value[offset] = value;
1409        return 0;
1410}
1411EXPORT_SYMBOL_GPL(hid_set_field);
1412
1413static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1414                const u8 *data)
1415{
1416        struct hid_report *report;
1417        unsigned int n = 0;     /* Normally report number is 0 */
1418
1419        /* Device uses numbered reports, data[0] is report number */
1420        if (report_enum->numbered)
1421                n = *data;
1422
1423        report = report_enum->report_id_hash[n];
1424        if (report == NULL)
1425                dbg_hid("undefined report_id %u received\n", n);
1426
1427        return report;
1428}
1429
1430/*
1431 * Implement a generic .request() callback, using .raw_request()
1432 * DO NOT USE in hid drivers directly, but through hid_hw_request instead.
1433 */
1434void __hid_request(struct hid_device *hid, struct hid_report *report,
1435                int reqtype)
1436{
1437        char *buf;
1438        int ret;
1439        int len;
1440
1441        buf = hid_alloc_report_buf(report, GFP_KERNEL);
1442        if (!buf)
1443                return;
1444
1445        len = hid_report_len(report);
1446
1447        if (reqtype == HID_REQ_SET_REPORT)
1448                hid_output_report(report, buf);
1449
1450        ret = hid->ll_driver->raw_request(hid, report->id, buf, len,
1451                                          report->type, reqtype);
1452        if (ret < 0) {
1453                dbg_hid("unable to complete request: %d\n", ret);
1454                goto out;
1455        }
1456
1457        if (reqtype == HID_REQ_GET_REPORT)
1458                hid_input_report(hid, report->type, buf, ret, 0);
1459
1460out:
1461        kfree(buf);
1462}
1463EXPORT_SYMBOL_GPL(__hid_request);
1464
1465int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
1466                int interrupt)
1467{
1468        struct hid_report_enum *report_enum = hid->report_enum + type;
1469        struct hid_report *report;
1470        struct hid_driver *hdrv;
1471        unsigned int a;
1472        int rsize, csize = size;
1473        u8 *cdata = data;
1474        int ret = 0;
1475
1476        report = hid_get_report(report_enum, data);
1477        if (!report)
1478                goto out;
1479
1480        if (report_enum->numbered) {
1481                cdata++;
1482                csize--;
1483        }
1484
1485        rsize = ((report->size - 1) >> 3) + 1;
1486
1487        if (rsize > HID_MAX_BUFFER_SIZE)
1488                rsize = HID_MAX_BUFFER_SIZE;
1489
1490        if (csize < rsize) {
1491                dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1492                                csize, rsize);
1493                memset(cdata + csize, 0, rsize - csize);
1494        }
1495
1496        if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1497                hid->hiddev_report_event(hid, report);
1498        if (hid->claimed & HID_CLAIMED_HIDRAW) {
1499                ret = hidraw_report_event(hid, data, size);
1500                if (ret)
1501                        goto out;
1502        }
1503
1504        if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) {
1505                for (a = 0; a < report->maxfield; a++)
1506                        hid_input_field(hid, report->field[a], cdata, interrupt);
1507                hdrv = hid->driver;
1508                if (hdrv && hdrv->report)
1509                        hdrv->report(hid, report);
1510        }
1511
1512        if (hid->claimed & HID_CLAIMED_INPUT)
1513                hidinput_report_event(hid, report);
1514out:
1515        return ret;
1516}
1517EXPORT_SYMBOL_GPL(hid_report_raw_event);
1518
1519/**
1520 * hid_input_report - report data from lower layer (usb, bt...)
1521 *
1522 * @hid: hid device
1523 * @type: HID report type (HID_*_REPORT)
1524 * @data: report contents
1525 * @size: size of data parameter
1526 * @interrupt: distinguish between interrupt and control transfers
1527 *
1528 * This is data entry for lower layers.
1529 */
1530int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1531{
1532        struct hid_report_enum *report_enum;
1533        struct hid_driver *hdrv;
1534        struct hid_report *report;
1535        int ret = 0;
1536
1537        if (!hid)
1538                return -ENODEV;
1539
1540        if (down_trylock(&hid->driver_input_lock))
1541                return -EBUSY;
1542
1543        if (!hid->driver) {
1544                ret = -ENODEV;
1545                goto unlock;
1546        }
1547        report_enum = hid->report_enum + type;
1548        hdrv = hid->driver;
1549
1550        if (!size) {
1551                dbg_hid("empty report\n");
1552                ret = -1;
1553                goto unlock;
1554        }
1555
1556        /* Avoid unnecessary overhead if debugfs is disabled */
1557        if (!list_empty(&hid->debug_list))
1558                hid_dump_report(hid, type, data, size);
1559
1560        report = hid_get_report(report_enum, data);
1561
1562        if (!report) {
1563                ret = -1;
1564                goto unlock;
1565        }
1566
1567        if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1568                ret = hdrv->raw_event(hid, report, data, size);
1569                if (ret < 0)
1570                        goto unlock;
1571        }
1572
1573        ret = hid_report_raw_event(hid, type, data, size, interrupt);
1574
1575unlock:
1576        up(&hid->driver_input_lock);
1577        return ret;
1578}
1579EXPORT_SYMBOL_GPL(hid_input_report);
1580
1581static bool hid_match_one_id(struct hid_device *hdev,
1582                const struct hid_device_id *id)
1583{
1584        return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) &&
1585                (id->group == HID_GROUP_ANY || id->group == hdev->group) &&
1586                (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1587                (id->product == HID_ANY_ID || id->product == hdev->product);
1588}
1589
1590const struct hid_device_id *hid_match_id(struct hid_device *hdev,
1591                const struct hid_device_id *id)
1592{
1593        for (; id->bus; id++)
1594                if (hid_match_one_id(hdev, id))
1595                        return id;
1596
1597        return NULL;
1598}
1599
1600static const struct hid_device_id hid_hiddev_list[] = {
1601        { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1602        { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
1603        { }
1604};
1605
1606static bool hid_hiddev(struct hid_device *hdev)
1607{
1608        return !!hid_match_id(hdev, hid_hiddev_list);
1609}
1610
1611
1612static ssize_t
1613read_report_descriptor(struct file *filp, struct kobject *kobj,
1614                struct bin_attribute *attr,
1615                char *buf, loff_t off, size_t count)
1616{
1617        struct device *dev = kobj_to_dev(kobj);
1618        struct hid_device *hdev = to_hid_device(dev);
1619
1620        if (off >= hdev->rsize)
1621                return 0;
1622
1623        if (off + count > hdev->rsize)
1624                count = hdev->rsize - off;
1625
1626        memcpy(buf, hdev->rdesc + off, count);
1627
1628        return count;
1629}
1630
1631static ssize_t
1632show_country(struct device *dev, struct device_attribute *attr,
1633                char *buf)
1634{
1635        struct hid_device *hdev = to_hid_device(dev);
1636
1637        return sprintf(buf, "%02x\n", hdev->country & 0xff);
1638}
1639
1640static struct bin_attribute dev_bin_attr_report_desc = {
1641        .attr = { .name = "report_descriptor", .mode = 0444 },
1642        .read = read_report_descriptor,
1643        .size = HID_MAX_DESCRIPTOR_SIZE,
1644};
1645
1646static struct device_attribute dev_attr_country = {
1647        .attr = { .name = "country", .mode = 0444 },
1648        .show = show_country,
1649};
1650
1651int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1652{
1653        static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1654                "Joystick", "Gamepad", "Keyboard", "Keypad",
1655                "Multi-Axis Controller"
1656        };
1657        const char *type, *bus;
1658        char buf[64] = "";
1659        unsigned int i;
1660        int len;
1661        int ret;
1662
1663        if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1664                connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
1665        if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1666                connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
1667        if (hdev->bus != BUS_USB)
1668                connect_mask &= ~HID_CONNECT_HIDDEV;
1669        if (hid_hiddev(hdev))
1670                connect_mask |= HID_CONNECT_HIDDEV_FORCE;
1671
1672        if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1673                                connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1674                hdev->claimed |= HID_CLAIMED_INPUT;
1675
1676        if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1677                        !hdev->hiddev_connect(hdev,
1678                                connect_mask & HID_CONNECT_HIDDEV_FORCE))
1679                hdev->claimed |= HID_CLAIMED_HIDDEV;
1680        if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1681                hdev->claimed |= HID_CLAIMED_HIDRAW;
1682
1683        if (connect_mask & HID_CONNECT_DRIVER)
1684                hdev->claimed |= HID_CLAIMED_DRIVER;
1685
1686        /* Drivers with the ->raw_event callback set are not required to connect
1687         * to any other listener. */
1688        if (!hdev->claimed && !hdev->driver->raw_event) {
1689                hid_err(hdev, "device has no listeners, quitting\n");
1690                return -ENODEV;
1691        }
1692
1693        if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1694                        (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1695                hdev->ff_init(hdev);
1696
1697        len = 0;
1698        if (hdev->claimed & HID_CLAIMED_INPUT)
1699                len += sprintf(buf + len, "input");
1700        if (hdev->claimed & HID_CLAIMED_HIDDEV)
1701                len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1702                                hdev->minor);
1703        if (hdev->claimed & HID_CLAIMED_HIDRAW)
1704                len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1705                                ((struct hidraw *)hdev->hidraw)->minor);
1706
1707        type = "Device";
1708        for (i = 0; i < hdev->maxcollection; i++) {
1709                struct hid_collection *col = &hdev->collection[i];
1710                if (col->type == HID_COLLECTION_APPLICATION &&
1711                   (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1712                   (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1713                        type = types[col->usage & 0xffff];
1714                        break;
1715                }
1716        }
1717
1718        switch (hdev->bus) {
1719        case BUS_USB:
1720                bus = "USB";
1721                break;
1722        case BUS_BLUETOOTH:
1723                bus = "BLUETOOTH";
1724                break;
1725        case BUS_I2C:
1726                bus = "I2C";
1727                break;
1728        default:
1729                bus = "<UNKNOWN>";
1730        }
1731
1732        ret = device_create_file(&hdev->dev, &dev_attr_country);
1733        if (ret)
1734                hid_warn(hdev,
1735                         "can't create sysfs country code attribute err: %d\n", ret);
1736
1737        hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1738                 buf, bus, hdev->version >> 8, hdev->version & 0xff,
1739                 type, hdev->name, hdev->phys);
1740
1741        return 0;
1742}
1743EXPORT_SYMBOL_GPL(hid_connect);
1744
1745void hid_disconnect(struct hid_device *hdev)
1746{
1747        device_remove_file(&hdev->dev, &dev_attr_country);
1748        if (hdev->claimed & HID_CLAIMED_INPUT)
1749                hidinput_disconnect(hdev);
1750        if (hdev->claimed & HID_CLAIMED_HIDDEV)
1751                hdev->hiddev_disconnect(hdev);
1752        if (hdev->claimed & HID_CLAIMED_HIDRAW)
1753                hidraw_disconnect(hdev);
1754        hdev->claimed = 0;
1755}
1756EXPORT_SYMBOL_GPL(hid_disconnect);
1757
1758/*
1759 * A list of devices for which there is a specialized driver on HID bus.
1760 *
1761 * Please note that for multitouch devices (driven by hid-multitouch driver),
1762 * there is a proper autodetection and autoloading in place (based on presence
1763 * of HID_DG_CONTACTID), so those devices don't need to be added to this list,
1764 * as we are doing the right thing in hid_scan_usage().
1765 *
1766 * Autodetection for (USB) HID sensor hubs exists too. If a collection of type
1767 * physical is found inside a usage page of type sensor, hid-sensor-hub will be
1768 * used as a driver. See hid_scan_report().
1769 */
1770static const struct hid_device_id hid_have_special_driver[] = {
1771        { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1772        { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
1773        { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
1774        { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
1775        { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0xf705) },
1776        { HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_ALPS_JP, HID_DEVICE_ID_ALPS_U1_DUAL) },
1777        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
1778        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
1779        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
1780        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1781        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1782        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1783        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1784        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1785        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1786        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1787        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1788        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1789        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1790        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
1791        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1792        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1793        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
1794        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1795        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1796        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1797        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1798        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1799        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
1800        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) },
1801        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL2) },
1802        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL3) },
1803        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1804        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL5) },
1805        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1806        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1807        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
1808        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1809        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1810        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1811        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1812        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1813        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
1814        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1815        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1816        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
1817        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1818        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1819        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1820        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1821        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1822        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
1823        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1824        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1825        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
1826        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1827        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1828        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
1829        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1830        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1831        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
1832        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1833        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1834        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
1835        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1836        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1837        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
1838        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
1839        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
1840        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
1841        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
1842        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
1843        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
1844        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
1845        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
1846        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
1847        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
1848        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
1849        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
1850        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1851        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1852        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
1853        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) },
1854        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
1855        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS) },
1856        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_ANSI) },
1857        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1858        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
1859        { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_NOTEBOOK_KEYBOARD) },
1860        { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
1861        { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
1862        { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185BFM, 0x2208) },
1863        { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185PC, 0x5506) },
1864        { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2PC, 0x1850) },
1865        { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2BFM, 0x5500) },
1866        { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
1867        { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
1868        { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1869        { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
1870        { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
1871        { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
1872        { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
1873        { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_AK1D) },
1874        { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_ACER_SWITCH12) },
1875        { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_K90) },
1876        { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
1877        { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_CP2112) },
1878        { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1879        { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
1880        { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
1881        { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) },
1882        { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
1883        { HID_USB_DEVICE(USB_VENDOR_ID_DELCOM, USB_DEVICE_ID_DELCOM_VISUAL_IND) },
1884        { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
1885        { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
1886        { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_WN) },
1887        { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_FA) },
1888        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
1889        { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) },
1890        { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) },
1891        { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1892        { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
1893        { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
1894        { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
1895        { HID_USB_DEVICE(USB_VENDOR_ID_GEMBIRD, USB_DEVICE_ID_GEMBIRD_JPD_DUALFORCE2) },
1896        { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
1897        { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
1898        { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1899        { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
1900        { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
1901        { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
1902        { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) },
1903        { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) },
1904        { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) },
1905        { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070) },
1906        { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) },
1907        { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) },
1908        { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) },
1909        { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) },
1910        { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) },
1911        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) },
1912        { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
1913        { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
1914        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) },
1915        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_MANTICORE) },
1916        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GX_IMPERATOR) },
1917        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
1918        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
1919        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
1920        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_V2) },
1921        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
1922        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_PENSKETCH_M912) },
1923        { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
1924        { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
1925#if IS_ENABLED(CONFIG_HID_LENOVO)
1926        { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
1927        { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
1928        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
1929        { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
1930#endif
1931        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1932        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1933        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1934        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
1935        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) },
1936        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_T651) },
1937        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1938        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1939        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
1940        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1941        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
1942        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
1943        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DUAL_ACTION) },
1944        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
1945        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
1946        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1947        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
1948        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G29_WHEEL) },
1949        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G920_WHEEL) },
1950        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
1951        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
1952        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
1953        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
1954        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1955        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
1956        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL) },
1957        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
1958        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
1959        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
1960        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
1961#if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
1962        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1963        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
1964#endif
1965        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
1966        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
1967        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1968        { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
1969        { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1970        { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
1971        { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_LUXAFOR) },
1972        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
1973        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_KEYBOARD) },
1974        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1975        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
1976        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) },
1977        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE7K) },
1978        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1979        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
1980        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
1981        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
1982        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) },
1983        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3) },
1984        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2) },
1985        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP) },
1986        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_JP) },
1987        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3) },
1988        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_7K) },
1989        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_600) },
1990        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3KV1) },
1991        { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER) },
1992        { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
1993        { HID_USB_DEVICE(USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL) },
1994        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
1995        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1996        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1997        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1998        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1999        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
2000        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },

2001        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
2002        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
2003        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
2004        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
2005        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
2006        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
2007        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
2008        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
2009        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
2010        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
2011        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
2012        { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
2013        { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
2014        { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
2015        { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_6000) },
2016        { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
2017        { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) },
2018        { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
2019        { HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) },
2020#if IS_ENABLED(CONFIG_HID_ROCCAT)
2021        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
2022        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
2023        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) },
2024        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
2025        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
2026        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) },
2027        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) },
2028        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) },
2029        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
2030        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_LUA) },
2031        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
2032        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
2033        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK) },
2034        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_GLOW) },
2035        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_PRO) },
2036        { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_SAVU) },
2037#endif
2038#if IS_ENABLED(CONFIG_HID_SAITEK)
2039        { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
2040        { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7_OLD) },
2041        { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7) },
2042        { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT9) },
2043        { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_MMO7) },
2044        { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT5) },
2045        { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT9) },
2046#endif
2047        { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
2048        { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
2049        { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
2050        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SMK, USB_DEVICE_ID_SMK_PS3_BDREMOTE) },
2051        { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER) },
2052        { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER) },
2053        { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
2054        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
2055        { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
2056        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
2057        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) },
2058        { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
2059        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
2060        { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
2061        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
2062        { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
2063        { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) },
2064        { HID_USB_DEVICE(USB_VENDOR_ID_SINO_LITE, USB_DEVICE_ID_SINO_LITE_CONTROLLER) },
2065        { HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, USB_DEVICE_ID_STEELSERIES_SRWS1) },
2066        { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
2067        { HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) },
2068        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
2069        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
2070        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
2071        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
2072        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
2073        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
2074        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
2075        { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
2076        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
2077        { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
2078        { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_PRO) },
2079        { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
2080        { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
2081        { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
2082        { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
2083        { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
2084        { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
2085        { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
2086        { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
2087        { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) },
2088        { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) },
2089        { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_YIYNOVA_TABLET) },
2090        { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UGEE_TABLET_81) },
2091        { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UGEE_TABLET_45) },
2092        { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_DRAWIMAGE_G3) },
2093        { HID_USB_DEVICE(USB_VENDOR_ID_UGTIZER, USB_DEVICE_ID_UGTIZER_TABLET_GP0610) },
2094        { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
2095        { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
2096        { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
2097        { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
2098        { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
2099        { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
2100        { HID_USB_DEVICE(USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII) },
2101        { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
2102        { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
2103        { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
2104        { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
2105        { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
2106        { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
2107        { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
2108        { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
2109        { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) },
2110        { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
2111        { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
2112        { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
2113
2114        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
2115        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
2116        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE2) },
2117        { HID_USB_DEVICE(USB_VENDOR_ID_RAZER, USB_DEVICE_ID_RAZER_BLADE_14) },
2118        { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM6533) },
2119        { }
2120};
2121
2122struct hid_dynid {
2123        struct list_head list;
2124        struct hid_device_id id;
2125};
2126
2127/**
2128 * store_new_id - add a new HID device ID to this driver and re-probe devices
2129 * @driver: target device driver
2130 * @buf: buffer for scanning device ID data
2131 * @count: input size
2132 *
2133 * Adds a new dynamic hid device ID to this driver,
2134 * and causes the driver to probe for all devices again.
2135 */
2136static ssize_t store_new_id(struct device_driver *drv, const char *buf,
2137                size_t count)
2138{
2139        struct hid_driver *hdrv = to_hid_driver(drv);
2140        struct hid_dynid *dynid;
2141        __u32 bus, vendor, product;
2142        unsigned long driver_data = 0;
2143        int ret;
2144
2145        ret = sscanf(buf, "%x %x %x %lx",
2146                        &bus, &vendor, &product, &driver_data);
2147        if (ret < 3)
2148                return -EINVAL;
2149
2150        dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
2151        if (!dynid)
2152                return -ENOMEM;
2153
2154        dynid->id.bus = bus;
2155        dynid->id.group = HID_GROUP_ANY;
2156        dynid->id.vendor = vendor;
2157        dynid->id.product = product;
2158        dynid->id.driver_data = driver_data;
2159
2160        spin_lock(&hdrv->dyn_lock);
2161        list_add_tail(&dynid->list, &hdrv->dyn_list);
2162        spin_unlock(&hdrv->dyn_lock);
2163
2164        ret = driver_attach(&hdrv->driver);
2165
2166        return ret ? : count;
2167}
2168static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
2169
2170static void hid_free_dynids(struct hid_driver *hdrv)
2171{
2172        struct hid_dynid *dynid, *n;
2173
2174        spin_lock(&hdrv->dyn_lock);
2175        list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
2176                list_del(&dynid->list);
2177                kfree(dynid);
2178        }
2179        spin_unlock(&hdrv->dyn_lock);
2180}
2181
2182static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
2183                struct hid_driver *hdrv)
2184{
2185        struct hid_dynid *dynid;
2186
2187        spin_lock(&hdrv->dyn_lock);
2188        list_for_each_entry(dynid, &hdrv->dyn_list, list) {
2189                if (hid_match_one_id(hdev, &dynid->id)) {
2190                        spin_unlock(&hdrv->dyn_lock);
2191                        return &dynid->id;
2192                }
2193        }
2194        spin_unlock(&hdrv->dyn_lock);
2195
2196        return hid_match_id(hdev, hdrv->id_table);
2197}
2198
2199static int hid_bus_match(struct device *dev, struct device_driver *drv)
2200{
2201        struct hid_driver *hdrv = to_hid_driver(drv);
2202        struct hid_device *hdev = to_hid_device(dev);
2203
2204        return hid_match_device(hdev, hdrv) != NULL;
2205}
2206
2207static int hid_device_probe(struct device *dev)
2208{
2209        struct hid_driver *hdrv = to_hid_driver(dev->driver);
2210        struct hid_device *hdev = to_hid_device(dev);
2211        const struct hid_device_id *id;
2212        int ret = 0;
2213
2214        if (down_interruptible(&hdev->driver_lock))
2215                return -EINTR;
2216        if (down_interruptible(&hdev->driver_input_lock)) {
2217                ret = -EINTR;
2218                goto unlock_driver_lock;
2219        }
2220        hdev->io_started = false;
2221
2222        if (!hdev->driver) {
2223                id = hid_match_device(hdev, hdrv);
2224                if (id == NULL) {
2225                        ret = -ENODEV;
2226                        goto unlock;
2227                }
2228
2229                hdev->driver = hdrv;
2230                if (hdrv->probe) {
2231                        ret = hdrv->probe(hdev, id);
2232                } else { /* default probe */
2233                        ret = hid_open_report(hdev);
2234                        if (!ret)
2235                                ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
2236                }
2237                if (ret) {
2238                        hid_close_report(hdev);
2239                        hdev->driver = NULL;
2240                }
2241        }
2242unlock:
2243        if (!hdev->io_started)
2244                up(&hdev->driver_input_lock);
2245unlock_driver_lock:
2246        up(&hdev->driver_lock);
2247        return ret;
2248}
2249
2250static int hid_device_remove(struct device *dev)
2251{
2252        struct hid_device *hdev = to_hid_device(dev);
2253        struct hid_driver *hdrv;
2254        int ret = 0;
2255
2256        if (down_interruptible(&hdev->driver_lock))
2257                return -EINTR;
2258        if (down_interruptible(&hdev->driver_input_lock)) {
2259                ret = -EINTR;
2260                goto unlock_driver_lock;
2261        }
2262        hdev->io_started = false;
2263
2264        hdrv = hdev->driver;
2265        if (hdrv) {
2266                if (hdrv->remove)
2267                        hdrv->remove(hdev);
2268                else /* default remove */
2269                        hid_hw_stop(hdev);
2270                hid_close_report(hdev);
2271                hdev->driver = NULL;
2272        }
2273
2274        if (!hdev->io_started)
2275                up(&hdev->driver_input_lock);
2276unlock_driver_lock:
2277        up(&hdev->driver_lock);
2278        return ret;
2279}
2280
2281static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
2282                             char *buf)
2283{
2284        struct hid_device *hdev = container_of(dev, struct hid_device, dev);
2285
2286        return scnprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
2287                         hdev->bus, hdev->group, hdev->vendor, hdev->product);
2288}
2289static DEVICE_ATTR_RO(modalias);
2290
2291static struct attribute *hid_dev_attrs[] = {
2292        &dev_attr_modalias.attr,
2293        NULL,
2294};
2295static struct bin_attribute *hid_dev_bin_attrs[] = {
2296        &dev_bin_attr_report_desc,
2297        NULL
2298};
2299static const struct attribute_group hid_dev_group = {
2300        .attrs = hid_dev_attrs,
2301        .bin_attrs = hid_dev_bin_attrs,
2302};
2303__ATTRIBUTE_GROUPS(hid_dev);
2304
2305static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
2306{
2307        struct hid_device *hdev = to_hid_device(dev);   
2308
2309        if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
2310                        hdev->bus, hdev->vendor, hdev->product))
2311                return -ENOMEM;
2312
2313        if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
2314                return -ENOMEM;
2315
2316        if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
2317                return -ENOMEM;
2318
2319        if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
2320                return -ENOMEM;
2321
2322        if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
2323                           hdev->bus, hdev->group, hdev->vendor, hdev->product))
2324                return -ENOMEM;
2325
2326        return 0;
2327}
2328
2329static struct bus_type hid_bus_type = {
2330        .name           = "hid",
2331        .dev_groups     = hid_dev_groups,
2332        .match          = hid_bus_match,
2333        .probe          = hid_device_probe,
2334        .remove         = hid_device_remove,
2335        .uevent         = hid_uevent,
2336};
2337
2338/* a list of devices that shouldn't be handled by HID core at all */
2339static const struct hid_device_id hid_ignore_list[] = {
2340        { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
2341        { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
2342        { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
2343        { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
2344        { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
2345        { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
2346        { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
2347        { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
2348        { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
2349        { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
2350        { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
2351        { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
2352        { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
2353        { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
2354        { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
2355        { HID_USB_DEVICE(USB_VENDOR_ID_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) },
2356        { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
2357        { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
2358        { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
2359        { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI4713) },
2360        { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
2361        { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
2362        { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
2363        { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
2364        { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
2365        { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
2366        { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0400) },
2367        { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0401) },
2368        { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
2369        { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
2370        { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
2371        { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
2372        { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
2373        { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
2374        { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
2375        { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
2376        { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
2377        { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
2378        { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
2379        { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
2380        { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_RADIOSHARK) },
2381        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
2382        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
2383        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
2384        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
2385        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
2386        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
2387        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
2388        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
2389        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
2390        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
2391        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
2392        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
2393        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
2394        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
2395        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
2396        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
2397        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
2398        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
2399        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
2400        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
2401        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
2402        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
2403        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
2404        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
2405        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
2406        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
2407        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
2408        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
2409        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
2410        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
2411        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
2412        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
2413        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
2414        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
2415        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
2416        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
2417        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
2418        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
2419        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
2420        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
2421        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
2422        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
2423        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
2424        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
2425        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
2426        { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
2427        { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
2428        { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_410) },
2429        { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_510) },
2430        { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_GN9350E) },
2431        { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
2432        { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
2433        { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
2434        { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
2435        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
2436        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
2437        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
2438        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
2439        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
2440        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
2441        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
2442        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
2443        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
2444        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
2445        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
2446        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
2447        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
2448        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
2449        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
2450        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
2451        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
2452        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
2453        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
2454        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
2455        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
2456        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
2457        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
2458        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
2459        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
2460        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
2461        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
2462        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
2463        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
2464        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
2465        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
2466        { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
2467        { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) },
2468        { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
2469        { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
2470        { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
2471        { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
2472        { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454) },
2473        { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454_V2) },
2474        { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
2475        { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
2476        { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
2477        { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
2478        { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
2479        { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
2480        { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
2481        { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
2482        { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
2483        { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
2484        { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
2485        { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
2486        { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
2487        { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
2488        { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
2489        { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
2490        { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
2491#if IS_ENABLED(CONFIG_MOUSE_SYNAPTICS_USB)
2492        { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
2493        { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
2494        { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
2495        { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
2496        { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
2497        { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
2498        { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
2499        { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
2500#endif
2501        { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
2502        { }
2503};
2504
2505/**
2506 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2507 *
2508 * There are composite devices for which we want to ignore only a certain
2509 * interface. This is a list of devices for which only the mouse interface will
2510 * be ignored. This allows a dedicated driver to take care of the interface.
2511 */
2512static const struct hid_device_id hid_mouse_ignore_list[] = {
2513        /* appletouch driver */
2514        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2515        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2516        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2517        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2518        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2519        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2520        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2521        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2522        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2523        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2524        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2525        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2526        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2527        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2528        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2529        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2530        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2531        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2532        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2533        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
2534        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2535        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2536        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
2537        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2538        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2539        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2540        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2541        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2542        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
2543        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2544        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2545        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
2546        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2547        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2548        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
2549        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2550        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2551        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2552        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2553        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2554        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
2555        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
2556        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
2557        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
2558        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
2559        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
2560        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
2561        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
2562        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
2563        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
2564        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
2565        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
2566        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
2567        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2568        { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2569        { }
2570};
2571
2572bool hid_ignore(struct hid_device *hdev)
2573{
2574        if (hdev->quirks & HID_QUIRK_NO_IGNORE)
2575                return false;
2576        if (hdev->quirks & HID_QUIRK_IGNORE)
2577                return true;
2578
2579        switch (hdev->vendor) {
2580        case USB_VENDOR_ID_CODEMERCS:
2581                /* ignore all Code Mercenaries IOWarrior devices */
2582                if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2583                                hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2584                        return true;
2585                break;
2586        case USB_VENDOR_ID_LOGITECH:
2587                if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2588                                hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2589                        return true;
2590                /*
2591                 * The Keene FM transmitter USB device has the same USB ID as
2592                 * the Logitech AudioHub Speaker, but it should ignore the hid.
2593                 * Check if the name is that of the Keene device.
2594                 * For reference: the name of the AudioHub is
2595                 * "HOLTEK  AudioHub Speaker".
2596                 */
2597                if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2598                        !strcmp(hdev->name, "HOLTEK  B-LINK USB Audio  "))
2599                                return true;
2600                break;
2601        case USB_VENDOR_ID_SOUNDGRAPH:
2602                if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2603                    hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2604                        return true;
2605                break;
2606        case USB_VENDOR_ID_HANWANG:
2607                if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2608                    hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2609                        return true;
2610                break;
2611        case USB_VENDOR_ID_JESS:
2612                if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2613                                hdev->type == HID_TYPE_USBNONE)
2614                        return true;
2615                break;
2616        case USB_VENDOR_ID_VELLEMAN:
2617                /* These are not HID devices.  They are handled by comedi. */
2618                if ((hdev->product >= USB_DEVICE_ID_VELLEMAN_K8055_FIRST &&
2619                     hdev->product <= USB_DEVICE_ID_VELLEMAN_K8055_LAST) ||
2620                    (hdev->product >= USB_DEVICE_ID_VELLEMAN_K8061_FIRST &&
2621                     hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST))
2622                        return true;
2623                break;
2624        case USB_VENDOR_ID_ATMEL_V_USB:
2625                /* Masterkit MA901 usb radio based on Atmel tiny85 chip and
2626                 * it has the same USB ID as many Atmel V-USB devices. This
2627                 * usb radio is handled by radio-ma901.c driver so we want
2628                 * ignore the hid. Check the name, bus, product and ignore
2629                 * if we have MA901 usb radio.
2630                 */
2631                if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB &&
2632                        hdev->bus == BUS_USB &&
2633                        strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0)
2634                        return true;
2635                break;
2636        }
2637
2638        if (hdev->type == HID_TYPE_USBMOUSE &&
2639                        hid_match_id(hdev, hid_mouse_ignore_list))
2640                return true;
2641
2642        return !!hid_match_id(hdev, hid_ignore_list);
2643}
2644EXPORT_SYMBOL_GPL(hid_ignore);
2645
2646int hid_add_device(struct hid_device *hdev)
2647{
2648        static atomic_t id = ATOMIC_INIT(0);
2649        int ret;
2650
2651        if (WARN_ON(hdev->status & HID_STAT_ADDED))
2652                return -EBUSY;
2653
2654        /* we need to kill them here, otherwise they will stay allocated to
2655         * wait for coming driver */
2656        if (hid_ignore(hdev))
2657                return -ENODEV;
2658
2659        /*
2660         * Check for the mandatory transport channel.
2661         */
2662         if (!hdev->ll_driver->raw_request) {
2663                hid_err(hdev, "transport driver missing .raw_request()\n");
2664                return -EINVAL;
2665         }
2666
2667        /*
2668         * Read the device report descriptor once and use as template
2669         * for the driver-specific modifications.
2670         */
2671        ret = hdev->ll_driver->parse(hdev);
2672        if (ret)
2673                return ret;
2674        if (!hdev->dev_rdesc)
2675                return -ENODEV;
2676
2677        /*
2678         * Scan generic devices for group information
2679         */
2680        if (hid_ignore_special_drivers) {
2681                hdev->group = HID_GROUP_GENERIC;
2682        } else if (!hdev->group &&
2683                   !hid_match_id(hdev, hid_have_special_driver)) {
2684                ret = hid_scan_report(hdev);
2685                if (ret)
2686                        hid_warn(hdev, "bad device descriptor (%d)\n", ret);
2687        }
2688
2689        /* XXX hack, any other cleaner solution after the driver core
2690         * is converted to allow more than 20 bytes as the device name? */
2691        dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2692                     hdev->vendor, hdev->product, atomic_inc_return(&id));
2693
2694        hid_debug_register(hdev, dev_name(&hdev->dev));
2695        ret = device_add(&hdev->dev);
2696        if (!ret)
2697                hdev->status |= HID_STAT_ADDED;
2698        else
2699                hid_debug_unregister(hdev);
2700
2701        return ret;
2702}
2703EXPORT_SYMBOL_GPL(hid_add_device);
2704
2705/**
2706 * hid_allocate_device - allocate new hid device descriptor
2707 *
2708 * Allocate and initialize hid device, so that hid_destroy_device might be
2709 * used to free it.
2710 *
2711 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2712 * error value.
2713 */
2714struct hid_device *hid_allocate_device(void)
2715{
2716        struct hid_device *hdev;
2717        int ret = -ENOMEM;
2718
2719        hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2720        if (hdev == NULL)
2721                return ERR_PTR(ret);
2722
2723        device_initialize(&hdev->dev);
2724        hdev->dev.release = hid_device_release;
2725        hdev->dev.bus = &hid_bus_type;
2726        device_enable_async_suspend(&hdev->dev);
2727
2728        hid_close_report(hdev);
2729
2730        init_waitqueue_head(&hdev->debug_wait);
2731        INIT_LIST_HEAD(&hdev->debug_list);
2732        spin_lock_init(&hdev->debug_list_lock);
2733        sema_init(&hdev->driver_lock, 1);
2734        sema_init(&hdev->driver_input_lock, 1);
2735
2736        return hdev;
2737}
2738EXPORT_SYMBOL_GPL(hid_allocate_device);
2739
2740static void hid_remove_device(struct hid_device *hdev)
2741{
2742        if (hdev->status & HID_STAT_ADDED) {
2743                device_del(&hdev->dev);
2744                hid_debug_unregister(hdev);
2745                hdev->status &= ~HID_STAT_ADDED;
2746        }
2747        kfree(hdev->dev_rdesc);
2748        hdev->dev_rdesc = NULL;
2749        hdev->dev_rsize = 0;
2750}
2751
2752/**
2753 * hid_destroy_device - free previously allocated device
2754 *
2755 * @hdev: hid device
2756 *
2757 * If you allocate hid_device through hid_allocate_device, you should ever
2758 * free by this function.
2759 */
2760void hid_destroy_device(struct hid_device *hdev)
2761{
2762        hid_remove_device(hdev);
2763        put_device(&hdev->dev);
2764}
2765EXPORT_SYMBOL_GPL(hid_destroy_device);
2766
2767int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2768                const char *mod_name)
2769{
2770        int ret;
2771
2772        hdrv->driver.name = hdrv->name;
2773        hdrv->driver.bus = &hid_bus_type;
2774        hdrv->driver.owner = owner;
2775        hdrv->driver.mod_name = mod_name;
2776
2777        INIT_LIST_HEAD(&hdrv->dyn_list);
2778        spin_lock_init(&hdrv->dyn_lock);
2779
2780        ret = driver_register(&hdrv->driver);
2781        if (ret)
2782                return ret;
2783
2784        ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2785        if (ret)
2786                driver_unregister(&hdrv->driver);
2787
2788        return ret;
2789}
2790EXPORT_SYMBOL_GPL(__hid_register_driver);
2791
2792void hid_unregister_driver(struct hid_driver *hdrv)
2793{
2794        driver_remove_file(&hdrv->driver, &driver_attr_new_id);
2795        driver_unregister(&hdrv->driver);
2796        hid_free_dynids(hdrv);
2797}
2798EXPORT_SYMBOL_GPL(hid_unregister_driver);
2799
2800int hid_check_keys_pressed(struct hid_device *hid)
2801{
2802        struct hid_input *hidinput;
2803        int i;
2804
2805        if (!(hid->claimed & HID_CLAIMED_INPUT))
2806                return 0;
2807
2808        list_for_each_entry(hidinput, &hid->inputs, list) {
2809                for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2810                        if (hidinput->input->key[i])
2811                                return 1;
2812        }
2813
2814        return 0;
2815}
2816
2817EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2818
2819static int __init hid_init(void)
2820{
2821        int ret;
2822
2823        if (hid_debug)
2824                pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2825                        "debugfs is now used for inspecting the device (report descriptor, reports)\n");
2826
2827        ret = bus_register(&hid_bus_type);
2828        if (ret) {
2829                pr_err("can't register hid bus\n");
2830                goto err;
2831        }
2832
2833        ret = hidraw_init();
2834        if (ret)
2835                goto err_bus;
2836
2837        hid_debug_init();
2838
2839        return 0;
2840err_bus:
2841        bus_unregister(&hid_bus_type);
2842err:
2843        return ret;
2844}
2845
2846static void __exit hid_exit(void)
2847{
2848        hid_debug_exit();
2849        hidraw_exit();
2850        bus_unregister(&hid_bus_type);
2851}
2852
2853module_init(hid_init);
2854module_exit(hid_exit);
2855
2856MODULE_AUTHOR("Andreas Gal");
2857MODULE_AUTHOR("Vojtech Pavlik");
2858MODULE_AUTHOR("Jiri Kosina");
2859MODULE_LICENSE(DRIVER_LICENSE);
2860
2861