1 /* 2 * HID support for Linux 3 * 4 * Copyright (c) 1999 Andreas Gal 5 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> 6 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc 7 * Copyright (c) 2006-2012 Jiri Kosina 8 */ 9 10 /* 11 * This program is free software; you can redistribute it and/or modify it 12 * under the terms of the GNU General Public License as published by the Free 13 * Software Foundation; either version 2 of the License, or (at your option) 14 * any later version. 15 */ 16 17 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 18 19 #include <linux/module.h> 20 #include <linux/slab.h> 21 #include <linux/init.h> 22 #include <linux/kernel.h> 23 #include <linux/list.h> 24 #include <linux/mm.h> 25 #include <linux/spinlock.h> 26 #include <asm/unaligned.h> 27 #include <asm/byteorder.h> 28 #include <linux/input.h> 29 #include <linux/wait.h> 30 #include <linux/vmalloc.h> 31 #include <linux/sched.h> 32 #include <linux/semaphore.h> 33 34 #include <linux/hid.h> 35 #include <linux/hiddev.h> 36 #include <linux/hid-debug.h> 37 #include <linux/hidraw.h> 38 39 #include "hid-ids.h" 40 41 /* 42 * Version Information 43 */ 44 45 #define DRIVER_DESC "HID core driver" 46 #define DRIVER_LICENSE "GPL" 47 48 int hid_debug = 0; 49 module_param_named(debug, hid_debug, int, 0600); 50 MODULE_PARM_DESC(debug, "toggle HID debugging messages"); 51 EXPORT_SYMBOL_GPL(hid_debug); 52 53 static int hid_ignore_special_drivers = 0; 54 module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600); 55 MODULE_PARM_DESC(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 61 struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id) 62 { 63 struct hid_report_enum *report_enum = device->report_enum + type; 64 struct hid_report *report; 65 66 if (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 } 88 EXPORT_SYMBOL_GPL(hid_register_report); 89 90 /* 91 * Register a new field for this report. 92 */ 93 94 static 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 */ 121 122 static 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 */ 170 171 static 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 */ 185 186 static 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 */ 202 203 static 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 */ 220 221 static 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 */ 295 296 static 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 } 305 306 static 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 */ 319 320 static 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 */ 425 426 static 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 */ 530 531 static 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 */ 567 568 static 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 */ 579 580 static 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 */ 593 static 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 */ 625 626 static void hid_device_release(struct device *dev) 627 { 628 struct hid_device *hid = container_of(dev, struct 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 */ 639 640 static 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 } 701 702 static 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 } 709 710 static 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 } 716 717 static 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_JP || 729 hid->product == USB_DEVICE_ID_MS_TYPE_COVER_3 || 730 hid->product == USB_DEVICE_ID_MS_POWER_COVER) && 731 hid->group == HID_GROUP_MULTITOUCH) 732 hid->group = HID_GROUP_GENERIC; 733 734 if ((parser->global.usage_page << 16) == HID_UP_GENDESK) 735 for (i = 0; i < parser->local.usage_index; i++) 736 if (parser->local.usage[i] == HID_GD_POINTER) 737 parser->scan_flags |= HID_SCAN_FLAG_GD_POINTER; 738 739 if ((parser->global.usage_page << 16) >= HID_UP_MSVENDOR) 740 parser->scan_flags |= HID_SCAN_FLAG_VENDOR_SPECIFIC; 741 } 742 743 static int hid_scan_main(struct hid_parser *parser, struct hid_item *item) 744 { 745 __u32 data; 746 int i; 747 748 data = item_udata(item); 749 750 switch (item->tag) { 751 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION: 752 hid_scan_collection(parser, data & 0xff); 753 break; 754 case HID_MAIN_ITEM_TAG_END_COLLECTION: 755 break; 756 case HID_MAIN_ITEM_TAG_INPUT: 757 /* ignore constant inputs, they will be ignored by hid-input */ 758 if (data & HID_MAIN_ITEM_CONSTANT) 759 break; 760 for (i = 0; i < parser->local.usage_index; i++) 761 hid_scan_input_usage(parser, parser->local.usage[i]); 762 break; 763 case HID_MAIN_ITEM_TAG_OUTPUT: 764 break; 765 case HID_MAIN_ITEM_TAG_FEATURE: 766 for (i = 0; i < parser->local.usage_index; i++) 767 hid_scan_feature_usage(parser, parser->local.usage[i]); 768 break; 769 } 770 771 /* Reset the local parser environment */ 772 memset(&parser->local, 0, sizeof(parser->local)); 773 774 return 0; 775 } 776 777 /* 778 * Scan a report descriptor before the device is added to the bus. 779 * Sets device groups and other properties that determine what driver 780 * to load. 781 */ 782 static int hid_scan_report(struct hid_device *hid) 783 { 784 struct hid_parser *parser; 785 struct hid_item item; 786 __u8 *start = hid->dev_rdesc; 787 __u8 *end = start + hid->dev_rsize; 788 static int (*dispatch_type[])(struct hid_parser *parser, 789 struct hid_item *item) = { 790 hid_scan_main, 791 hid_parser_global, 792 hid_parser_local, 793 hid_parser_reserved 794 }; 795 796 parser = vzalloc(sizeof(struct hid_parser)); 797 if (!parser) 798 return -ENOMEM; 799 800 parser->device = hid; 801 hid->group = HID_GROUP_GENERIC; 802 803 /* 804 * The parsing is simpler than the one in hid_open_report() as we should 805 * be robust against hid errors. Those errors will be raised by 806 * hid_open_report() anyway. 807 */ 808 while ((start = fetch_item(start, end, &item)) != NULL) 809 dispatch_type[item.type](parser, &item); 810 811 /* 812 * Handle special flags set during scanning. 813 */ 814 if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) && 815 (hid->group == HID_GROUP_MULTITOUCH)) 816 hid->group = HID_GROUP_MULTITOUCH_WIN_8; 817 818 /* 819 * Vendor specific handlings 820 */ 821 switch (hid->vendor) { 822 case USB_VENDOR_ID_WACOM: 823 hid->group = HID_GROUP_WACOM; 824 break; 825 case USB_VENDOR_ID_SYNAPTICS: 826 if (hid->group == HID_GROUP_GENERIC) 827 if ((parser->scan_flags & HID_SCAN_FLAG_VENDOR_SPECIFIC) 828 && (parser->scan_flags & HID_SCAN_FLAG_GD_POINTER)) 829 /* 830 * hid-rmi should take care of them, 831 * not hid-generic 832 */ 833 hid->group = HID_GROUP_RMI; 834 break; 835 } 836 837 vfree(parser); 838 return 0; 839 } 840 841 /** 842 * hid_parse_report - parse device report 843 * 844 * @device: hid device 845 * @start: report start 846 * @size: report size 847 * 848 * Allocate the device report as read by the bus driver. This function should 849 * only be called from parse() in ll drivers. 850 */ 851 int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size) 852 { 853 hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL); 854 if (!hid->dev_rdesc) 855 return -ENOMEM; 856 hid->dev_rsize = size; 857 return 0; 858 } 859 EXPORT_SYMBOL_GPL(hid_parse_report); 860 861 static const char * const hid_report_names[] = { 862 "HID_INPUT_REPORT", 863 "HID_OUTPUT_REPORT", 864 "HID_FEATURE_REPORT", 865 }; 866 /** 867 * hid_validate_values - validate existing device report's value indexes 868 * 869 * @device: hid device 870 * @type: which report type to examine 871 * @id: which report ID to examine (0 for first) 872 * @field_index: which report field to examine 873 * @report_counts: expected number of values 874 * 875 * Validate the number of values in a given field of a given report, after 876 * parsing. 877 */ 878 struct hid_report *hid_validate_values(struct hid_device *hid, 879 unsigned int type, unsigned int id, 880 unsigned int field_index, 881 unsigned int report_counts) 882 { 883 struct hid_report *report; 884 885 if (type > HID_FEATURE_REPORT) { 886 hid_err(hid, "invalid HID report type %u\n", type); 887 return NULL; 888 } 889 890 if (id >= HID_MAX_IDS) { 891 hid_err(hid, "invalid HID report id %u\n", id); 892 return NULL; 893 } 894 895 /* 896 * Explicitly not using hid_get_report() here since it depends on 897 * ->numbered being checked, which may not always be the case when 898 * drivers go to access report values. 899 */ 900 if (id == 0) { 901 /* 902 * Validating on id 0 means we should examine the first 903 * report in the list. 904 */ 905 report = list_entry( 906 hid->report_enum[type].report_list.next, 907 struct hid_report, list); 908 } else { 909 report = hid->report_enum[type].report_id_hash[id]; 910 } 911 if (!report) { 912 hid_err(hid, "missing %s %u\n", hid_report_names[type], id); 913 return NULL; 914 } 915 if (report->maxfield <= field_index) { 916 hid_err(hid, "not enough fields in %s %u\n", 917 hid_report_names[type], id); 918 return NULL; 919 } 920 if (report->field[field_index]->report_count < report_counts) { 921 hid_err(hid, "not enough values in %s %u field %u\n", 922 hid_report_names[type], id, field_index); 923 return NULL; 924 } 925 return report; 926 } 927 EXPORT_SYMBOL_GPL(hid_validate_values); 928 929 /** 930 * hid_open_report - open a driver-specific device report 931 * 932 * @device: hid device 933 * 934 * Parse a report description into a hid_device structure. Reports are 935 * enumerated, fields are attached to these reports. 936 * 0 returned on success, otherwise nonzero error value. 937 * 938 * This function (or the equivalent hid_parse() macro) should only be 939 * called from probe() in drivers, before starting the device. 940 */ 941 int hid_open_report(struct hid_device *device) 942 { 943 struct hid_parser *parser; 944 struct hid_item item; 945 unsigned int size; 946 __u8 *start; 947 __u8 *buf; 948 __u8 *end; 949 int ret; 950 static int (*dispatch_type[])(struct hid_parser *parser, 951 struct hid_item *item) = { 952 hid_parser_main, 953 hid_parser_global, 954 hid_parser_local, 955 hid_parser_reserved 956 }; 957 958 if (WARN_ON(device->status & HID_STAT_PARSED)) 959 return -EBUSY; 960 961 start = device->dev_rdesc; 962 if (WARN_ON(!start)) 963 return -ENODEV; 964 size = device->dev_rsize; 965 966 buf = kmemdup(start, size, GFP_KERNEL); 967 if (buf == NULL) 968 return -ENOMEM; 969 970 if (device->driver->report_fixup) 971 start = device->driver->report_fixup(device, buf, &size); 972 else 973 start = buf; 974 975 start = kmemdup(start, size, GFP_KERNEL); 976 kfree(buf); 977 if (start == NULL) 978 return -ENOMEM; 979 980 device->rdesc = start; 981 device->rsize = size; 982 983 parser = vzalloc(sizeof(struct hid_parser)); 984 if (!parser) { 985 ret = -ENOMEM; 986 goto err; 987 } 988 989 parser->device = device; 990 991 end = start + size; 992 993 device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS, 994 sizeof(struct hid_collection), GFP_KERNEL); 995 if (!device->collection) { 996 ret = -ENOMEM; 997 goto err; 998 } 999 device->collection_size = HID_DEFAULT_NUM_COLLECTIONS; 1000 1001 ret = -EINVAL; 1002 while ((start = fetch_item(start, end, &item)) != NULL) { 1003 1004 if (item.format != HID_ITEM_FORMAT_SHORT) { 1005 hid_err(device, "unexpected long global item\n"); 1006 goto err; 1007 } 1008 1009 if (dispatch_type[item.type](parser, &item)) { 1010 hid_err(device, "item %u %u %u %u parsing failed\n", 1011 item.format, (unsigned)item.size, 1012 (unsigned)item.type, (unsigned)item.tag); 1013 goto err; 1014 } 1015 1016 if (start == end) { 1017 if (parser->collection_stack_ptr) { 1018 hid_err(device, "unbalanced collection at end of report description\n"); 1019 goto err; 1020 } 1021 if (parser->local.delimiter_depth) { 1022 hid_err(device, "unbalanced delimiter at end of report description\n"); 1023 goto err; 1024 } 1025 vfree(parser); 1026 device->status |= HID_STAT_PARSED; 1027 return 0; 1028 } 1029 } 1030 1031 hid_err(device, "item fetching failed at offset %d\n", (int)(end - start)); 1032 err: 1033 vfree(parser); 1034 hid_close_report(device); 1035 return ret; 1036 } 1037 EXPORT_SYMBOL_GPL(hid_open_report); 1038 1039 /* 1040 * Convert a signed n-bit integer to signed 32-bit integer. Common 1041 * cases are done through the compiler, the screwed things has to be 1042 * done by hand. 1043 */ 1044 1045 static s32 snto32(__u32 value, unsigned n) 1046 { 1047 switch (n) { 1048 case 8: return ((__s8)value); 1049 case 16: return ((__s16)value); 1050 case 32: return ((__s32)value); 1051 } 1052 return value & (1 << (n - 1)) ? value | (-1 << n) : value; 1053 } 1054 1055 s32 hid_snto32(__u32 value, unsigned n) 1056 { 1057 return snto32(value, n); 1058 } 1059 EXPORT_SYMBOL_GPL(hid_snto32); 1060 1061 /* 1062 * Convert a signed 32-bit integer to a signed n-bit integer. 1063 */ 1064 1065 static u32 s32ton(__s32 value, unsigned n) 1066 { 1067 s32 a = value >> (n - 1); 1068 if (a && a != -1) 1069 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1; 1070 return value & ((1 << n) - 1); 1071 } 1072 1073 /* 1074 * Extract/implement a data field from/to a little endian report (bit array). 1075 * 1076 * Code sort-of follows HID spec: 1077 * http://www.usb.org/developers/devclass_docs/HID1_11.pdf 1078 * 1079 * While the USB HID spec allows unlimited length bit fields in "report 1080 * descriptors", most devices never use more than 16 bits. 1081 * One model of UPS is claimed to report "LINEV" as a 32-bit field. 1082 * Search linux-kernel and linux-usb-devel archives for "hid-core extract". 1083 */ 1084 1085 __u32 hid_field_extract(const struct hid_device *hid, __u8 *report, 1086 unsigned offset, unsigned n) 1087 { 1088 u64 x; 1089 1090 if (n > 32) 1091 hid_warn(hid, "hid_field_extract() called with n (%d) > 32! (%s)\n", 1092 n, current->comm); 1093 1094 report += offset >> 3; /* adjust byte index */ 1095 offset &= 7; /* now only need bit offset into one byte */ 1096 x = get_unaligned_le64(report); 1097 x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */ 1098 return (u32) x; 1099 } 1100 EXPORT_SYMBOL_GPL(hid_field_extract); 1101 1102 /* 1103 * "implement" : set bits in a little endian bit stream. 1104 * Same concepts as "extract" (see comments above). 1105 * The data mangled in the bit stream remains in little endian 1106 * order the whole time. It make more sense to talk about 1107 * endianness of register values by considering a register 1108 * a "cached" copy of the little endiad bit stream. 1109 */ 1110 static void implement(const struct hid_device *hid, __u8 *report, 1111 unsigned offset, unsigned n, __u32 value) 1112 { 1113 u64 x; 1114 u64 m = (1ULL << n) - 1; 1115 1116 if (n > 32) 1117 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n", 1118 __func__, n, current->comm); 1119 1120 if (value > m) 1121 hid_warn(hid, "%s() called with too large value %d! (%s)\n", 1122 __func__, value, current->comm); 1123 WARN_ON(value > m); 1124 value &= m; 1125 1126 report += offset >> 3; 1127 offset &= 7; 1128 1129 x = get_unaligned_le64(report); 1130 x &= ~(m << offset); 1131 x |= ((u64)value) << offset; 1132 put_unaligned_le64(x, report); 1133 } 1134 1135 /* 1136 * Search an array for a value. 1137 */ 1138 1139 static int search(__s32 *array, __s32 value, unsigned n) 1140 { 1141 while (n--) { 1142 if (*array++ == value) 1143 return 0; 1144 } 1145 return -1; 1146 } 1147 1148 /** 1149 * hid_match_report - check if driver's raw_event should be called 1150 * 1151 * @hid: hid device 1152 * @report_type: type to match against 1153 * 1154 * compare hid->driver->report_table->report_type to report->type 1155 */ 1156 static int hid_match_report(struct hid_device *hid, struct hid_report *report) 1157 { 1158 const struct hid_report_id *id = hid->driver->report_table; 1159 1160 if (!id) /* NULL means all */ 1161 return 1; 1162 1163 for (; id->report_type != HID_TERMINATOR; id++) 1164 if (id->report_type == HID_ANY_ID || 1165 id->report_type == report->type) 1166 return 1; 1167 return 0; 1168 } 1169 1170 /** 1171 * hid_match_usage - check if driver's event should be called 1172 * 1173 * @hid: hid device 1174 * @usage: usage to match against 1175 * 1176 * compare hid->driver->usage_table->usage_{type,code} to 1177 * usage->usage_{type,code} 1178 */ 1179 static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage) 1180 { 1181 const struct hid_usage_id *id = hid->driver->usage_table; 1182 1183 if (!id) /* NULL means all */ 1184 return 1; 1185 1186 for (; id->usage_type != HID_ANY_ID - 1; id++) 1187 if ((id->usage_hid == HID_ANY_ID || 1188 id->usage_hid == usage->hid) && 1189 (id->usage_type == HID_ANY_ID || 1190 id->usage_type == usage->type) && 1191 (id->usage_code == HID_ANY_ID || 1192 id->usage_code == usage->code)) 1193 return 1; 1194 return 0; 1195 } 1196 1197 static void hid_process_event(struct hid_device *hid, struct hid_field *field, 1198 struct hid_usage *usage, __s32 value, int interrupt) 1199 { 1200 struct hid_driver *hdrv = hid->driver; 1201 int ret; 1202 1203 if (!list_empty(&hid->debug_list)) 1204 hid_dump_input(hid, usage, value); 1205 1206 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) { 1207 ret = hdrv->event(hid, field, usage, value); 1208 if (ret != 0) { 1209 if (ret < 0) 1210 hid_err(hid, "%s's event failed with %d\n", 1211 hdrv->name, ret); 1212 return; 1213 } 1214 } 1215 1216 if (hid->claimed & HID_CLAIMED_INPUT) 1217 hidinput_hid_event(hid, field, usage, value); 1218 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event) 1219 hid->hiddev_hid_event(hid, field, usage, value); 1220 } 1221 1222 /* 1223 * Analyse a received field, and fetch the data from it. The field 1224 * content is stored for next report processing (we do differential 1225 * reporting to the layer). 1226 */ 1227 1228 static void hid_input_field(struct hid_device *hid, struct hid_field *field, 1229 __u8 *data, int interrupt) 1230 { 1231 unsigned n; 1232 unsigned count = field->report_count; 1233 unsigned offset = field->report_offset; 1234 unsigned size = field->report_size; 1235 __s32 min = field->logical_minimum; 1236 __s32 max = field->logical_maximum; 1237 __s32 *value; 1238 1239 value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC); 1240 if (!value) 1241 return; 1242 1243 for (n = 0; n < count; n++) { 1244 1245 value[n] = min < 0 ? 1246 snto32(hid_field_extract(hid, data, offset + n * size, 1247 size), size) : 1248 hid_field_extract(hid, data, offset + n * size, size); 1249 1250 /* Ignore report if ErrorRollOver */ 1251 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) && 1252 value[n] >= min && value[n] <= max && 1253 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1) 1254 goto exit; 1255 } 1256 1257 for (n = 0; n < count; n++) { 1258 1259 if (HID_MAIN_ITEM_VARIABLE & field->flags) { 1260 hid_process_event(hid, field, &field->usage[n], value[n], interrupt); 1261 continue; 1262 } 1263 1264 if (field->value[n] >= min && field->value[n] <= max 1265 && field->usage[field->value[n] - min].hid 1266 && search(value, field->value[n], count)) 1267 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt); 1268 1269 if (value[n] >= min && value[n] <= max 1270 && field->usage[value[n] - min].hid 1271 && search(field->value, value[n], count)) 1272 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt); 1273 } 1274 1275 memcpy(field->value, value, count * sizeof(__s32)); 1276 exit: 1277 kfree(value); 1278 } 1279 1280 /* 1281 * Output the field into the report. 1282 */ 1283 1284 static void hid_output_field(const struct hid_device *hid, 1285 struct hid_field *field, __u8 *data) 1286 { 1287 unsigned count = field->report_count; 1288 unsigned offset = field->report_offset; 1289 unsigned size = field->report_size; 1290 unsigned n; 1291 1292 for (n = 0; n < count; n++) { 1293 if (field->logical_minimum < 0) /* signed values */ 1294 implement(hid, data, offset + n * size, size, 1295 s32ton(field->value[n], size)); 1296 else /* unsigned values */ 1297 implement(hid, data, offset + n * size, size, 1298 field->value[n]); 1299 } 1300 } 1301 1302 /* 1303 * Create a report. 'data' has to be allocated using 1304 * hid_alloc_report_buf() so that it has proper size. 1305 */ 1306 1307 void hid_output_report(struct hid_report *report, __u8 *data) 1308 { 1309 unsigned n; 1310 1311 if (report->id > 0) 1312 *data++ = report->id; 1313 1314 memset(data, 0, ((report->size - 1) >> 3) + 1); 1315 for (n = 0; n < report->maxfield; n++) 1316 hid_output_field(report->device, report->field[n], data); 1317 } 1318 EXPORT_SYMBOL_GPL(hid_output_report); 1319 1320 /* 1321 * Allocator for buffer that is going to be passed to hid_output_report() 1322 */ 1323 u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags) 1324 { 1325 /* 1326 * 7 extra bytes are necessary to achieve proper functionality 1327 * of implement() working on 8 byte chunks 1328 */ 1329 1330 int len = hid_report_len(report) + 7; 1331 1332 return kmalloc(len, flags); 1333 } 1334 EXPORT_SYMBOL_GPL(hid_alloc_report_buf); 1335 1336 /* 1337 * Set a field value. The report this field belongs to has to be 1338 * created and transferred to the device, to set this value in the 1339 * device. 1340 */ 1341 1342 int hid_set_field(struct hid_field *field, unsigned offset, __s32 value) 1343 { 1344 unsigned size; 1345 1346 if (!field) 1347 return -1; 1348 1349 size = field->report_size; 1350 1351 hid_dump_input(field->report->device, field->usage + offset, value); 1352 1353 if (offset >= field->report_count) { 1354 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n", 1355 offset, field->report_count); 1356 return -1; 1357 } 1358 if (field->logical_minimum < 0) { 1359 if (value != snto32(s32ton(value, size), size)) { 1360 hid_err(field->report->device, "value %d is out of range\n", value); 1361 return -1; 1362 } 1363 } 1364 field->value[offset] = value; 1365 return 0; 1366 } 1367 EXPORT_SYMBOL_GPL(hid_set_field); 1368 1369 static struct hid_report *hid_get_report(struct hid_report_enum *report_enum, 1370 const u8 *data) 1371 { 1372 struct hid_report *report; 1373 unsigned int n = 0; /* Normally report number is 0 */ 1374 1375 /* Device uses numbered reports, data[0] is report number */ 1376 if (report_enum->numbered) 1377 n = *data; 1378 1379 report = report_enum->report_id_hash[n]; 1380 if (report == NULL) 1381 dbg_hid("undefined report_id %u received\n", n); 1382 1383 return report; 1384 } 1385 1386 /* 1387 * Implement a generic .request() callback, using .raw_request() 1388 * DO NOT USE in hid drivers directly, but through hid_hw_request instead. 1389 */ 1390 void __hid_request(struct hid_device *hid, struct hid_report *report, 1391 int reqtype) 1392 { 1393 char *buf; 1394 int ret; 1395 int len; 1396 1397 buf = hid_alloc_report_buf(report, GFP_KERNEL); 1398 if (!buf) 1399 return; 1400 1401 len = hid_report_len(report); 1402 1403 if (reqtype == HID_REQ_SET_REPORT) 1404 hid_output_report(report, buf); 1405 1406 ret = hid->ll_driver->raw_request(hid, report->id, buf, len, 1407 report->type, reqtype); 1408 if (ret < 0) { 1409 dbg_hid("unable to complete request: %d\n", ret); 1410 goto out; 1411 } 1412 1413 if (reqtype == HID_REQ_GET_REPORT) 1414 hid_input_report(hid, report->type, buf, ret, 0); 1415 1416 out: 1417 kfree(buf); 1418 } 1419 EXPORT_SYMBOL_GPL(__hid_request); 1420 1421 int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size, 1422 int interrupt) 1423 { 1424 struct hid_report_enum *report_enum = hid->report_enum + type; 1425 struct hid_report *report; 1426 struct hid_driver *hdrv; 1427 unsigned int a; 1428 int rsize, csize = size; 1429 u8 *cdata = data; 1430 int ret = 0; 1431 1432 report = hid_get_report(report_enum, data); 1433 if (!report) 1434 goto out; 1435 1436 if (report_enum->numbered) { 1437 cdata++; 1438 csize--; 1439 } 1440 1441 rsize = ((report->size - 1) >> 3) + 1; 1442 1443 if (rsize > HID_MAX_BUFFER_SIZE) 1444 rsize = HID_MAX_BUFFER_SIZE; 1445 1446 if (csize < rsize) { 1447 dbg_hid("report %d is too short, (%d < %d)\n", report->id, 1448 csize, rsize); 1449 memset(cdata + csize, 0, rsize - csize); 1450 } 1451 1452 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event) 1453 hid->hiddev_report_event(hid, report); 1454 if (hid->claimed & HID_CLAIMED_HIDRAW) { 1455 ret = hidraw_report_event(hid, data, size); 1456 if (ret) 1457 goto out; 1458 } 1459 1460 if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) { 1461 for (a = 0; a < report->maxfield; a++) 1462 hid_input_field(hid, report->field[a], cdata, interrupt); 1463 hdrv = hid->driver; 1464 if (hdrv && hdrv->report) 1465 hdrv->report(hid, report); 1466 } 1467 1468 if (hid->claimed & HID_CLAIMED_INPUT) 1469 hidinput_report_event(hid, report); 1470 out: 1471 return ret; 1472 } 1473 EXPORT_SYMBOL_GPL(hid_report_raw_event); 1474 1475 /** 1476 * hid_input_report - report data from lower layer (usb, bt...) 1477 * 1478 * @hid: hid device 1479 * @type: HID report type (HID_*_REPORT) 1480 * @data: report contents 1481 * @size: size of data parameter 1482 * @interrupt: distinguish between interrupt and control transfers 1483 * 1484 * This is data entry for lower layers. 1485 */ 1486 int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt) 1487 { 1488 struct hid_report_enum *report_enum; 1489 struct hid_driver *hdrv; 1490 struct hid_report *report; 1491 int ret = 0; 1492 1493 if (!hid) 1494 return -ENODEV; 1495 1496 if (down_trylock(&hid->driver_input_lock)) 1497 return -EBUSY; 1498 1499 if (!hid->driver) { 1500 ret = -ENODEV; 1501 goto unlock; 1502 } 1503 report_enum = hid->report_enum + type; 1504 hdrv = hid->driver; 1505 1506 if (!size) { 1507 dbg_hid("empty report\n"); 1508 ret = -1; 1509 goto unlock; 1510 } 1511 1512 /* Avoid unnecessary overhead if debugfs is disabled */ 1513 if (!list_empty(&hid->debug_list)) 1514 hid_dump_report(hid, type, data, size); 1515 1516 report = hid_get_report(report_enum, data); 1517 1518 if (!report) { 1519 ret = -1; 1520 goto unlock; 1521 } 1522 1523 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) { 1524 ret = hdrv->raw_event(hid, report, data, size); 1525 if (ret < 0) 1526 goto unlock; 1527 } 1528 1529 ret = hid_report_raw_event(hid, type, data, size, interrupt); 1530 1531 unlock: 1532 up(&hid->driver_input_lock); 1533 return ret; 1534 } 1535 EXPORT_SYMBOL_GPL(hid_input_report); 1536 1537 static bool hid_match_one_id(struct hid_device *hdev, 1538 const struct hid_device_id *id) 1539 { 1540 return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) && 1541 (id->group == HID_GROUP_ANY || id->group == hdev->group) && 1542 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) && 1543 (id->product == HID_ANY_ID || id->product == hdev->product); 1544 } 1545 1546 const struct hid_device_id *hid_match_id(struct hid_device *hdev, 1547 const struct hid_device_id *id) 1548 { 1549 for (; id->bus; id++) 1550 if (hid_match_one_id(hdev, id)) 1551 return id; 1552 1553 return NULL; 1554 } 1555 1556 static const struct hid_device_id hid_hiddev_list[] = { 1557 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) }, 1558 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) }, 1559 { } 1560 }; 1561 1562 static bool hid_hiddev(struct hid_device *hdev) 1563 { 1564 return !!hid_match_id(hdev, hid_hiddev_list); 1565 } 1566 1567 1568 static ssize_t 1569 read_report_descriptor(struct file *filp, struct kobject *kobj, 1570 struct bin_attribute *attr, 1571 char *buf, loff_t off, size_t count) 1572 { 1573 struct device *dev = container_of(kobj, struct device, kobj); 1574 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 1575 1576 if (off >= hdev->rsize) 1577 return 0; 1578 1579 if (off + count > hdev->rsize) 1580 count = hdev->rsize - off; 1581 1582 memcpy(buf, hdev->rdesc + off, count); 1583 1584 return count; 1585 } 1586 1587 static ssize_t 1588 show_country(struct device *dev, struct device_attribute *attr, 1589 char *buf) 1590 { 1591 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 1592 1593 return sprintf(buf, "%02x\n", hdev->country & 0xff); 1594 } 1595 1596 static struct bin_attribute dev_bin_attr_report_desc = { 1597 .attr = { .name = "report_descriptor", .mode = 0444 }, 1598 .read = read_report_descriptor, 1599 .size = HID_MAX_DESCRIPTOR_SIZE, 1600 }; 1601 1602 static struct device_attribute dev_attr_country = { 1603 .attr = { .name = "country", .mode = 0444 }, 1604 .show = show_country, 1605 }; 1606 1607 int hid_connect(struct hid_device *hdev, unsigned int connect_mask) 1608 { 1609 static const char *types[] = { "Device", "Pointer", "Mouse", "Device", 1610 "Joystick", "Gamepad", "Keyboard", "Keypad", 1611 "Multi-Axis Controller" 1612 }; 1613 const char *type, *bus; 1614 char buf[64]; 1615 unsigned int i; 1616 int len; 1617 int ret; 1618 1619 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE) 1620 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV); 1621 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE) 1622 connect_mask |= HID_CONNECT_HIDINPUT_FORCE; 1623 if (hdev->bus != BUS_USB) 1624 connect_mask &= ~HID_CONNECT_HIDDEV; 1625 if (hid_hiddev(hdev)) 1626 connect_mask |= HID_CONNECT_HIDDEV_FORCE; 1627 1628 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev, 1629 connect_mask & HID_CONNECT_HIDINPUT_FORCE)) 1630 hdev->claimed |= HID_CLAIMED_INPUT; 1631 1632 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect && 1633 !hdev->hiddev_connect(hdev, 1634 connect_mask & HID_CONNECT_HIDDEV_FORCE)) 1635 hdev->claimed |= HID_CLAIMED_HIDDEV; 1636 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev)) 1637 hdev->claimed |= HID_CLAIMED_HIDRAW; 1638 1639 if (connect_mask & HID_CONNECT_DRIVER) 1640 hdev->claimed |= HID_CLAIMED_DRIVER; 1641 1642 /* Drivers with the ->raw_event callback set are not required to connect 1643 * to any other listener. */ 1644 if (!hdev->claimed && !hdev->driver->raw_event) { 1645 hid_err(hdev, "device has no listeners, quitting\n"); 1646 return -ENODEV; 1647 } 1648 1649 if ((hdev->claimed & HID_CLAIMED_INPUT) && 1650 (connect_mask & HID_CONNECT_FF) && hdev->ff_init) 1651 hdev->ff_init(hdev); 1652 1653 len = 0; 1654 if (hdev->claimed & HID_CLAIMED_INPUT) 1655 len += sprintf(buf + len, "input"); 1656 if (hdev->claimed & HID_CLAIMED_HIDDEV) 1657 len += sprintf(buf + len, "%shiddev%d", len ? "," : "", 1658 hdev->minor); 1659 if (hdev->claimed & HID_CLAIMED_HIDRAW) 1660 len += sprintf(buf + len, "%shidraw%d", len ? "," : "", 1661 ((struct hidraw *)hdev->hidraw)->minor); 1662 1663 type = "Device"; 1664 for (i = 0; i < hdev->maxcollection; i++) { 1665 struct hid_collection *col = &hdev->collection[i]; 1666 if (col->type == HID_COLLECTION_APPLICATION && 1667 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK && 1668 (col->usage & 0xffff) < ARRAY_SIZE(types)) { 1669 type = types[col->usage & 0xffff]; 1670 break; 1671 } 1672 } 1673 1674 switch (hdev->bus) { 1675 case BUS_USB: 1676 bus = "USB"; 1677 break; 1678 case BUS_BLUETOOTH: 1679 bus = "BLUETOOTH"; 1680 break; 1681 default: 1682 bus = "<UNKNOWN>"; 1683 } 1684 1685 ret = device_create_file(&hdev->dev, &dev_attr_country); 1686 if (ret) 1687 hid_warn(hdev, 1688 "can't create sysfs country code attribute err: %d\n", ret); 1689 1690 ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc); 1691 if (ret) 1692 hid_warn(hdev, 1693 "can't create sysfs report descriptor attribute err: %d\n", ret); 1694 1695 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n", 1696 buf, bus, hdev->version >> 8, hdev->version & 0xff, 1697 type, hdev->name, hdev->phys); 1698 1699 return 0; 1700 } 1701 EXPORT_SYMBOL_GPL(hid_connect); 1702 1703 void hid_disconnect(struct hid_device *hdev) 1704 { 1705 device_remove_file(&hdev->dev, &dev_attr_country); 1706 device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc); 1707 if (hdev->claimed & HID_CLAIMED_INPUT) 1708 hidinput_disconnect(hdev); 1709 if (hdev->claimed & HID_CLAIMED_HIDDEV) 1710 hdev->hiddev_disconnect(hdev); 1711 if (hdev->claimed & HID_CLAIMED_HIDRAW) 1712 hidraw_disconnect(hdev); 1713 hdev->claimed = 0; 1714 } 1715 EXPORT_SYMBOL_GPL(hid_disconnect); 1716 1717 /* 1718 * A list of devices for which there is a specialized driver on HID bus. 1719 * 1720 * Please note that for multitouch devices (driven by hid-multitouch driver), 1721 * there is a proper autodetection and autoloading in place (based on presence 1722 * of HID_DG_CONTACTID), so those devices don't need to be added to this list, 1723 * as we are doing the right thing in hid_scan_usage(). 1724 * 1725 * Autodetection for (USB) HID sensor hubs exists too. If a collection of type 1726 * physical is found inside a usage page of type sensor, hid-sensor-hub will be 1727 * used as a driver. See hid_scan_report(). 1728 */ 1729 static const struct hid_device_id hid_have_special_driver[] = { 1730 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) }, 1731 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) }, 1732 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) }, 1733 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) }, 1734 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0xf705) }, 1735 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) }, 1736 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) }, 1737 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) }, 1738 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) }, 1739 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) }, 1740 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) }, 1741 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) }, 1742 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) }, 1743 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) }, 1744 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) }, 1745 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) }, 1746 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) }, 1747 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) }, 1748 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) }, 1749 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) }, 1750 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) }, 1751 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) }, 1752 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) }, 1753 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) }, 1754 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) }, 1755 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) }, 1756 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) }, 1757 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) }, 1758 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) }, 1759 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL2) }, 1760 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL3) }, 1761 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) }, 1762 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL5) }, 1763 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) }, 1764 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) }, 1765 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) }, 1766 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) }, 1767 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) }, 1768 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) }, 1769 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) }, 1770 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) }, 1771 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) }, 1772 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) }, 1773 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) }, 1774 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) }, 1775 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) }, 1776 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) }, 1777 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) }, 1778 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) }, 1779 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) }, 1780 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) }, 1781 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) }, 1782 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) }, 1783 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) }, 1784 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) }, 1785 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) }, 1786 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) }, 1787 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) }, 1788 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) }, 1789 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) }, 1790 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) }, 1791 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) }, 1792 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) }, 1793 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) }, 1794 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) }, 1795 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) }, 1796 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) }, 1797 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) }, 1798 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) }, 1799 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) }, 1800 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) }, 1801 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) }, 1802 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) }, 1803 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) }, 1804 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) }, 1805 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) }, 1806 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) }, 1807 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) }, 1808 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) }, 1809 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) }, 1810 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) }, 1811 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) }, 1812 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) }, 1813 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS) }, 1814 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) }, 1815 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) }, 1816 { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) }, 1817 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) }, 1818 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185BFM, 0x2208) }, 1819 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185PC, 0x5506) }, 1820 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2PC, 0x1850) }, 1821 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2BFM, 0x5500) }, 1822 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) }, 1823 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) }, 1824 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) }, 1825 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) }, 1826 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) }, 1827 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) }, 1828 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) }, 1829 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_AK1D) }, 1830 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_ACER_SWITCH12) }, 1831 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) }, 1832 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_CP2112) }, 1833 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) }, 1834 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) }, 1835 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) }, 1836 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) }, 1837 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) }, 1838 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) }, 1839 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) }, 1840 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) }, 1841 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) }, 1842 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) }, 1843 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) }, 1844 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) }, 1845 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) }, 1846 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) }, 1847 { HID_USB_DEVICE(USB_VENDOR_ID_GEMBIRD, USB_DEVICE_ID_GEMBIRD_JPD_DUALFORCE2) }, 1848 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) }, 1849 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) }, 1850 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) }, 1851 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) }, 1852 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) }, 1853 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) }, 1854 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) }, 1855 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) }, 1856 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) }, 1857 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070) }, 1858 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) }, 1859 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) }, 1860 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) }, 1861 { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) }, 1862 { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) }, 1863 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) }, 1864 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) }, 1865 { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) }, 1866 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) }, 1867 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_MANTICORE) }, 1868 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GX_IMPERATOR) }, 1869 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) }, 1870 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) }, 1871 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) }, 1872 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2) }, 1873 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) }, 1874 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_PENSKETCH_M912) }, 1875 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) }, 1876 { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) }, 1877 #if IS_ENABLED(CONFIG_HID_LENOVO) 1878 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) }, 1879 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) }, 1880 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) }, 1881 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) }, 1882 #endif 1883 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) }, 1884 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) }, 1885 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) }, 1886 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) }, 1887 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) }, 1888 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_T651) }, 1889 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) }, 1890 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) }, 1891 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) }, 1892 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) }, 1893 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) }, 1894 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) }, 1895 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) }, 1896 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) }, 1897 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) }, 1898 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) }, 1899 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) }, 1900 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) }, 1901 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) }, 1902 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) }, 1903 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) }, 1904 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) }, 1905 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL) }, 1906 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) }, 1907 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) }, 1908 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) }, 1909 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) }, 1910 #if IS_ENABLED(CONFIG_HID_LOGITECH_DJ) 1911 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) }, 1912 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) }, 1913 #endif 1914 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) }, 1915 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) }, 1916 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) }, 1917 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) }, 1918 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) }, 1919 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) }, 1920 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) }, 1921 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) }, 1922 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) }, 1923 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) }, 1924 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE7K) }, 1925 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) }, 1926 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) }, 1927 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) }, 1928 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) }, 1929 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) }, 1930 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3) }, 1931 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP) }, 1932 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3) }, 1933 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER) }, 1934 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) }, 1935 { HID_USB_DEVICE(USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL) }, 1936 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) }, 1937 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) }, 1938 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) }, 1939 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) }, 1940 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) }, 1941 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) }, 1942 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) }, 1943 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) }, 1944 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) }, 1945 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) }, 1946 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) }, 1947 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) }, 1948 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) }, 1949 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) }, 1950 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) }, 1951 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) }, 1952 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) }, 1953 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) }, 1954 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) }, 1955 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) }, 1956 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) }, 1957 { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_6000) }, 1958 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) }, 1959 { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) }, 1960 { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) }, 1961 #if IS_ENABLED(CONFIG_HID_ROCCAT) 1962 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) }, 1963 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) }, 1964 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) }, 1965 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) }, 1966 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) }, 1967 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) }, 1968 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) }, 1969 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) }, 1970 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) }, 1971 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_LUA) }, 1972 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) }, 1973 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) }, 1974 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK) }, 1975 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_GLOW) }, 1976 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_PRO) }, 1977 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_SAVU) }, 1978 #endif 1979 #if IS_ENABLED(CONFIG_HID_SAITEK) 1980 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) }, 1981 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7_OLD) }, 1982 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7) }, 1983 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_MMO7) }, 1984 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT9) }, 1985 #endif 1986 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) }, 1987 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) }, 1988 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) }, 1989 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SMK, USB_DEVICE_ID_SMK_PS3_BDREMOTE) }, 1990 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER) }, 1991 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER) }, 1992 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) }, 1993 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) }, 1994 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) }, 1995 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) }, 1996 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) }, 1997 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) }, 1998 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) }, 1999 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) }, 2000 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) }, 2001 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) }, 2002 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) }, 2003 { HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, USB_DEVICE_ID_STEELSERIES_SRWS1) }, 2004 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) }, 2005 { HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) }, 2006 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) }, 2007 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) }, 2008 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) }, 2009 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) }, 2010 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) }, 2011 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) }, 2012 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) }, 2013 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) }, 2014 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) }, 2015 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) }, 2016 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_PRO) }, 2017 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) }, 2018 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) }, 2019 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) }, 2020 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) }, 2021 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) }, 2022 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) }, 2023 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) }, 2024 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) }, 2025 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) }, 2026 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) }, 2027 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) }, 2028 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) }, 2029 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) }, 2030 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) }, 2031 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) }, 2032 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) }, 2033 { HID_USB_DEVICE(USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII) }, 2034 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) }, 2035 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) }, 2036 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) }, 2037 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) }, 2038 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) }, 2039 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) }, 2040 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) }, 2041 { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) }, 2042 { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) }, 2043 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) }, 2044 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) }, 2045 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) }, 2046 2047 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) }, 2048 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) }, 2049 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE2) }, 2050 { HID_USB_DEVICE(USB_VENDOR_ID_RAZER, USB_DEVICE_ID_RAZER_BLADE_14) }, 2051 { } 2052 }; 2053 2054 struct hid_dynid { 2055 struct list_head list; 2056 struct hid_device_id id; 2057 }; 2058 2059 /** 2060 * store_new_id - add a new HID device ID to this driver and re-probe devices 2061 * @driver: target device driver 2062 * @buf: buffer for scanning device ID data 2063 * @count: input size 2064 * 2065 * Adds a new dynamic hid device ID to this driver, 2066 * and causes the driver to probe for all devices again. 2067 */ 2068 static ssize_t store_new_id(struct device_driver *drv, const char *buf, 2069 size_t count) 2070 { 2071 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver); 2072 struct hid_dynid *dynid; 2073 __u32 bus, vendor, product; 2074 unsigned long driver_data = 0; 2075 int ret; 2076 2077 ret = sscanf(buf, "%x %x %x %lx", 2078 &bus, &vendor, &product, &driver_data); 2079 if (ret < 3) 2080 return -EINVAL; 2081 2082 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL); 2083 if (!dynid) 2084 return -ENOMEM; 2085 2086 dynid->id.bus = bus; 2087 dynid->id.group = HID_GROUP_ANY; 2088 dynid->id.vendor = vendor; 2089 dynid->id.product = product; 2090 dynid->id.driver_data = driver_data; 2091 2092 spin_lock(&hdrv->dyn_lock); 2093 list_add_tail(&dynid->list, &hdrv->dyn_list); 2094 spin_unlock(&hdrv->dyn_lock); 2095 2096 ret = driver_attach(&hdrv->driver); 2097 2098 return ret ? : count; 2099 } 2100 static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id); 2101 2102 static void hid_free_dynids(struct hid_driver *hdrv) 2103 { 2104 struct hid_dynid *dynid, *n; 2105 2106 spin_lock(&hdrv->dyn_lock); 2107 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) { 2108 list_del(&dynid->list); 2109 kfree(dynid); 2110 } 2111 spin_unlock(&hdrv->dyn_lock); 2112 } 2113 2114 static const struct hid_device_id *hid_match_device(struct hid_device *hdev, 2115 struct hid_driver *hdrv) 2116 { 2117 struct hid_dynid *dynid; 2118 2119 spin_lock(&hdrv->dyn_lock); 2120 list_for_each_entry(dynid, &hdrv->dyn_list, list) { 2121 if (hid_match_one_id(hdev, &dynid->id)) { 2122 spin_unlock(&hdrv->dyn_lock); 2123 return &dynid->id; 2124 } 2125 } 2126 spin_unlock(&hdrv->dyn_lock); 2127 2128 return hid_match_id(hdev, hdrv->id_table); 2129 } 2130 2131 static int hid_bus_match(struct device *dev, struct device_driver *drv) 2132 { 2133 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver); 2134 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 2135 2136 return hid_match_device(hdev, hdrv) != NULL; 2137 } 2138 2139 static int hid_device_probe(struct device *dev) 2140 { 2141 struct hid_driver *hdrv = container_of(dev->driver, 2142 struct hid_driver, driver); 2143 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 2144 const struct hid_device_id *id; 2145 int ret = 0; 2146 2147 if (down_interruptible(&hdev->driver_lock)) 2148 return -EINTR; 2149 if (down_interruptible(&hdev->driver_input_lock)) { 2150 ret = -EINTR; 2151 goto unlock_driver_lock; 2152 } 2153 hdev->io_started = false; 2154 2155 if (!hdev->driver) { 2156 id = hid_match_device(hdev, hdrv); 2157 if (id == NULL) { 2158 ret = -ENODEV; 2159 goto unlock; 2160 } 2161 2162 hdev->driver = hdrv; 2163 if (hdrv->probe) { 2164 ret = hdrv->probe(hdev, id); 2165 } else { /* default probe */ 2166 ret = hid_open_report(hdev); 2167 if (!ret) 2168 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); 2169 } 2170 if (ret) { 2171 hid_close_report(hdev); 2172 hdev->driver = NULL; 2173 } 2174 } 2175 unlock: 2176 if (!hdev->io_started) 2177 up(&hdev->driver_input_lock); 2178 unlock_driver_lock: 2179 up(&hdev->driver_lock); 2180 return ret; 2181 } 2182 2183 static int hid_device_remove(struct device *dev) 2184 { 2185 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 2186 struct hid_driver *hdrv; 2187 int ret = 0; 2188 2189 if (down_interruptible(&hdev->driver_lock)) 2190 return -EINTR; 2191 if (down_interruptible(&hdev->driver_input_lock)) { 2192 ret = -EINTR; 2193 goto unlock_driver_lock; 2194 } 2195 hdev->io_started = false; 2196 2197 hdrv = hdev->driver; 2198 if (hdrv) { 2199 if (hdrv->remove) 2200 hdrv->remove(hdev); 2201 else /* default remove */ 2202 hid_hw_stop(hdev); 2203 hid_close_report(hdev); 2204 hdev->driver = NULL; 2205 } 2206 2207 if (!hdev->io_started) 2208 up(&hdev->driver_input_lock); 2209 unlock_driver_lock: 2210 up(&hdev->driver_lock); 2211 return ret; 2212 } 2213 2214 static ssize_t modalias_show(struct device *dev, struct device_attribute *a, 2215 char *buf) 2216 { 2217 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 2218 int len; 2219 2220 len = snprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n", 2221 hdev->bus, hdev->group, hdev->vendor, hdev->product); 2222 2223 return (len >= PAGE_SIZE) ? (PAGE_SIZE - 1) : len; 2224 } 2225 static DEVICE_ATTR_RO(modalias); 2226 2227 static struct attribute *hid_dev_attrs[] = { 2228 &dev_attr_modalias.attr, 2229 NULL, 2230 }; 2231 ATTRIBUTE_GROUPS(hid_dev); 2232 2233 static int hid_uevent(struct device *dev, struct kobj_uevent_env *env) 2234 { 2235 struct hid_device *hdev = container_of(dev, struct hid_device, dev); 2236 2237 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X", 2238 hdev->bus, hdev->vendor, hdev->product)) 2239 return -ENOMEM; 2240 2241 if (add_uevent_var(env, "HID_NAME=%s", hdev->name)) 2242 return -ENOMEM; 2243 2244 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys)) 2245 return -ENOMEM; 2246 2247 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq)) 2248 return -ENOMEM; 2249 2250 if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X", 2251 hdev->bus, hdev->group, hdev->vendor, hdev->product)) 2252 return -ENOMEM; 2253 2254 return 0; 2255 } 2256 2257 static struct bus_type hid_bus_type = { 2258 .name = "hid", 2259 .dev_groups = hid_dev_groups, 2260 .match = hid_bus_match, 2261 .probe = hid_device_probe, 2262 .remove = hid_device_remove, 2263 .uevent = hid_uevent, 2264 }; 2265 2266 /* a list of devices that shouldn't be handled by HID core at all */ 2267 static const struct hid_device_id hid_ignore_list[] = { 2268 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) }, 2269 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) }, 2270 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) }, 2271 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) }, 2272 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) }, 2273 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) }, 2274 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) }, 2275 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) }, 2276 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) }, 2277 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) }, 2278 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) }, 2279 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) }, 2280 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)}, 2281 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)}, 2282 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) }, 2283 { HID_USB_DEVICE(USB_VENDOR_ID_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) }, 2284 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) }, 2285 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) }, 2286 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) }, 2287 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI4713) }, 2288 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) }, 2289 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) }, 2290 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) }, 2291 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) }, 2292 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) }, 2293 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) }, 2294 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) }, 2295 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) }, 2296 { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0400) }, 2297 { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0401) }, 2298 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) }, 2299 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) }, 2300 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) }, 2301 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) }, 2302 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) }, 2303 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) }, 2304 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) }, 2305 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) }, 2306 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) }, 2307 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) }, 2308 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) }, 2309 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) }, 2310 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_RADIOSHARK) }, 2311 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) }, 2312 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) }, 2313 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) }, 2314 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) }, 2315 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) }, 2316 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) }, 2317 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) }, 2318 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) }, 2319 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) }, 2320 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) }, 2321 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) }, 2322 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) }, 2323 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) }, 2324 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) }, 2325 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) }, 2326 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) }, 2327 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) }, 2328 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) }, 2329 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) }, 2330 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) }, 2331 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) }, 2332 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) }, 2333 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) }, 2334 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) }, 2335 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) }, 2336 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) }, 2337 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) }, 2338 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) }, 2339 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) }, 2340 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) }, 2341 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) }, 2342 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) }, 2343 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) }, 2344 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) }, 2345 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) }, 2346 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) }, 2347 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) }, 2348 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) }, 2349 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) }, 2350 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) }, 2351 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) }, 2352 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) }, 2353 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) }, 2354 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) }, 2355 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) }, 2356 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) }, 2357 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) }, 2358 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_410) }, 2359 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_510) }, 2360 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_GN9350E) }, 2361 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) }, 2362 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) }, 2363 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) }, 2364 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) }, 2365 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) }, 2366 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) }, 2367 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) }, 2368 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) }, 2369 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) }, 2370 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) }, 2371 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) }, 2372 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) }, 2373 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) }, 2374 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) }, 2375 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) }, 2376 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) }, 2377 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) }, 2378 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) }, 2379 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) }, 2380 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) }, 2381 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) }, 2382 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) }, 2383 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) }, 2384 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) }, 2385 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) }, 2386 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) }, 2387 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) }, 2388 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) }, 2389 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) }, 2390 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) }, 2391 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) }, 2392 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) }, 2393 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) }, 2394 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) }, 2395 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) }, 2396 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) }, 2397 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) }, 2398 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) }, 2399 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) }, 2400 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) }, 2401 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) }, 2402 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454) }, 2403 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) }, 2404 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) }, 2405 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) }, 2406 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) }, 2407 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) }, 2408 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) }, 2409 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) }, 2410 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) }, 2411 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) }, 2412 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) }, 2413 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) }, 2414 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) }, 2415 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) }, 2416 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) }, 2417 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) }, 2418 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) }, 2419 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) }, 2420 #if defined(CONFIG_MOUSE_SYNAPTICS_USB) || defined(CONFIG_MOUSE_SYNAPTICS_USB_MODULE) 2421 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) }, 2422 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) }, 2423 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) }, 2424 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) }, 2425 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) }, 2426 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) }, 2427 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) }, 2428 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) }, 2429 #endif 2430 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) }, 2431 { HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) }, 2432 { } 2433 }; 2434 2435 /** 2436 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer 2437 * 2438 * There are composite devices for which we want to ignore only a certain 2439 * interface. This is a list of devices for which only the mouse interface will 2440 * be ignored. This allows a dedicated driver to take care of the interface. 2441 */ 2442 static const struct hid_device_id hid_mouse_ignore_list[] = { 2443 /* appletouch driver */ 2444 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) }, 2445 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) }, 2446 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) }, 2447 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) }, 2448 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) }, 2449 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) }, 2450 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) }, 2451 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) }, 2452 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) }, 2453 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) }, 2454 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) }, 2455 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) }, 2456 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) }, 2457 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) }, 2458 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) }, 2459 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) }, 2460 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) }, 2461 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) }, 2462 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) }, 2463 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) }, 2464 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) }, 2465 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) }, 2466 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) }, 2467 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) }, 2468 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) }, 2469 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) }, 2470 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) }, 2471 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) }, 2472 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) }, 2473 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) }, 2474 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) }, 2475 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) }, 2476 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) }, 2477 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) }, 2478 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) }, 2479 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) }, 2480 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) }, 2481 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) }, 2482 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) }, 2483 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) }, 2484 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) }, 2485 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) }, 2486 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) }, 2487 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) }, 2488 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) }, 2489 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) }, 2490 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) }, 2491 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) }, 2492 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) }, 2493 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) }, 2494 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) }, 2495 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) }, 2496 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) }, 2497 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) }, 2498 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) }, 2499 { } 2500 }; 2501 2502 bool hid_ignore(struct hid_device *hdev) 2503 { 2504 if (hdev->quirks & HID_QUIRK_NO_IGNORE) 2505 return false; 2506 if (hdev->quirks & HID_QUIRK_IGNORE) 2507 return true; 2508 2509 switch (hdev->vendor) { 2510 case USB_VENDOR_ID_CODEMERCS: 2511 /* ignore all Code Mercenaries IOWarrior devices */ 2512 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST && 2513 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST) 2514 return true; 2515 break; 2516 case USB_VENDOR_ID_LOGITECH: 2517 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST && 2518 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST) 2519 return true; 2520 /* 2521 * The Keene FM transmitter USB device has the same USB ID as 2522 * the Logitech AudioHub Speaker, but it should ignore the hid. 2523 * Check if the name is that of the Keene device. 2524 * For reference: the name of the AudioHub is 2525 * "HOLTEK AudioHub Speaker". 2526 */ 2527 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB && 2528 !strcmp(hdev->name, "HOLTEK B-LINK USB Audio ")) 2529 return true; 2530 break; 2531 case USB_VENDOR_ID_SOUNDGRAPH: 2532 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST && 2533 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST) 2534 return true; 2535 break; 2536 case USB_VENDOR_ID_HANWANG: 2537 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST && 2538 hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST) 2539 return true; 2540 break; 2541 case USB_VENDOR_ID_JESS: 2542 if (hdev->product == USB_DEVICE_ID_JESS_YUREX && 2543 hdev->type == HID_TYPE_USBNONE) 2544 return true; 2545 break; 2546 case USB_VENDOR_ID_VELLEMAN: 2547 /* These are not HID devices. They are handled by comedi. */ 2548 if ((hdev->product >= USB_DEVICE_ID_VELLEMAN_K8055_FIRST && 2549 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8055_LAST) || 2550 (hdev->product >= USB_DEVICE_ID_VELLEMAN_K8061_FIRST && 2551 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST)) 2552 return true; 2553 break; 2554 case USB_VENDOR_ID_ATMEL_V_USB: 2555 /* Masterkit MA901 usb radio based on Atmel tiny85 chip and 2556 * it has the same USB ID as many Atmel V-USB devices. This 2557 * usb radio is handled by radio-ma901.c driver so we want 2558 * ignore the hid. Check the name, bus, product and ignore 2559 * if we have MA901 usb radio. 2560 */ 2561 if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB && 2562 hdev->bus == BUS_USB && 2563 strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0) 2564 return true; 2565 break; 2566 } 2567 2568 if (hdev->type == HID_TYPE_USBMOUSE && 2569 hid_match_id(hdev, hid_mouse_ignore_list)) 2570 return true; 2571 2572 return !!hid_match_id(hdev, hid_ignore_list); 2573 } 2574 EXPORT_SYMBOL_GPL(hid_ignore); 2575 2576 int hid_add_device(struct hid_device *hdev) 2577 { 2578 static atomic_t id = ATOMIC_INIT(0); 2579 int ret; 2580 2581 if (WARN_ON(hdev->status & HID_STAT_ADDED)) 2582 return -EBUSY; 2583 2584 /* we need to kill them here, otherwise they will stay allocated to 2585 * wait for coming driver */ 2586 if (hid_ignore(hdev)) 2587 return -ENODEV; 2588 2589 /* 2590 * Check for the mandatory transport channel. 2591 */ 2592 if (!hdev->ll_driver->raw_request) { 2593 hid_err(hdev, "transport driver missing .raw_request()\n"); 2594 return -EINVAL; 2595 } 2596 2597 /* 2598 * Read the device report descriptor once and use as template 2599 * for the driver-specific modifications. 2600 */ 2601 ret = hdev->ll_driver->parse(hdev); 2602 if (ret) 2603 return ret; 2604 if (!hdev->dev_rdesc) 2605 return -ENODEV; 2606 2607 /* 2608 * Scan generic devices for group information 2609 */ 2610 if (hid_ignore_special_drivers || 2611 (!hdev->group && 2612 !hid_match_id(hdev, hid_have_special_driver))) { 2613 ret = hid_scan_report(hdev); 2614 if (ret) 2615 hid_warn(hdev, "bad device descriptor (%d)\n", ret); 2616 } 2617 2618 /* XXX hack, any other cleaner solution after the driver core 2619 * is converted to allow more than 20 bytes as the device name? */ 2620 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus, 2621 hdev->vendor, hdev->product, atomic_inc_return(&id)); 2622 2623 hid_debug_register(hdev, dev_name(&hdev->dev)); 2624 ret = device_add(&hdev->dev); 2625 if (!ret) 2626 hdev->status |= HID_STAT_ADDED; 2627 else 2628 hid_debug_unregister(hdev); 2629 2630 return ret; 2631 } 2632 EXPORT_SYMBOL_GPL(hid_add_device); 2633 2634 /** 2635 * hid_allocate_device - allocate new hid device descriptor 2636 * 2637 * Allocate and initialize hid device, so that hid_destroy_device might be 2638 * used to free it. 2639 * 2640 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded 2641 * error value. 2642 */ 2643 struct hid_device *hid_allocate_device(void) 2644 { 2645 struct hid_device *hdev; 2646 int ret = -ENOMEM; 2647 2648 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL); 2649 if (hdev == NULL) 2650 return ERR_PTR(ret); 2651 2652 device_initialize(&hdev->dev); 2653 hdev->dev.release = hid_device_release; 2654 hdev->dev.bus = &hid_bus_type; 2655 2656 hid_close_report(hdev); 2657 2658 init_waitqueue_head(&hdev->debug_wait); 2659 INIT_LIST_HEAD(&hdev->debug_list); 2660 spin_lock_init(&hdev->debug_list_lock); 2661 sema_init(&hdev->driver_lock, 1); 2662 sema_init(&hdev->driver_input_lock, 1); 2663 2664 return hdev; 2665 } 2666 EXPORT_SYMBOL_GPL(hid_allocate_device); 2667 2668 static void hid_remove_device(struct hid_device *hdev) 2669 { 2670 if (hdev->status & HID_STAT_ADDED) { 2671 device_del(&hdev->dev); 2672 hid_debug_unregister(hdev); 2673 hdev->status &= ~HID_STAT_ADDED; 2674 } 2675 kfree(hdev->dev_rdesc); 2676 hdev->dev_rdesc = NULL; 2677 hdev->dev_rsize = 0; 2678 } 2679 2680 /** 2681 * hid_destroy_device - free previously allocated device 2682 * 2683 * @hdev: hid device 2684 * 2685 * If you allocate hid_device through hid_allocate_device, you should ever 2686 * free by this function. 2687 */ 2688 void hid_destroy_device(struct hid_device *hdev) 2689 { 2690 hid_remove_device(hdev); 2691 put_device(&hdev->dev); 2692 } 2693 EXPORT_SYMBOL_GPL(hid_destroy_device); 2694 2695 int __hid_register_driver(struct hid_driver *hdrv, struct module *owner, 2696 const char *mod_name) 2697 { 2698 int ret; 2699 2700 hdrv->driver.name = hdrv->name; 2701 hdrv->driver.bus = &hid_bus_type; 2702 hdrv->driver.owner = owner; 2703 hdrv->driver.mod_name = mod_name; 2704 2705 INIT_LIST_HEAD(&hdrv->dyn_list); 2706 spin_lock_init(&hdrv->dyn_lock); 2707 2708 ret = driver_register(&hdrv->driver); 2709 if (ret) 2710 return ret; 2711 2712 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id); 2713 if (ret) 2714 driver_unregister(&hdrv->driver); 2715 2716 return ret; 2717 } 2718 EXPORT_SYMBOL_GPL(__hid_register_driver); 2719 2720 void hid_unregister_driver(struct hid_driver *hdrv) 2721 { 2722 driver_remove_file(&hdrv->driver, &driver_attr_new_id); 2723 driver_unregister(&hdrv->driver); 2724 hid_free_dynids(hdrv); 2725 } 2726 EXPORT_SYMBOL_GPL(hid_unregister_driver); 2727 2728 int hid_check_keys_pressed(struct hid_device *hid) 2729 { 2730 struct hid_input *hidinput; 2731 int i; 2732 2733 if (!(hid->claimed & HID_CLAIMED_INPUT)) 2734 return 0; 2735 2736 list_for_each_entry(hidinput, &hid->inputs, list) { 2737 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++) 2738 if (hidinput->input->key[i]) 2739 return 1; 2740 } 2741 2742 return 0; 2743 } 2744 2745 EXPORT_SYMBOL_GPL(hid_check_keys_pressed); 2746 2747 static int __init hid_init(void) 2748 { 2749 int ret; 2750 2751 if (hid_debug) 2752 pr_warn("hid_debug is now used solely for parser and driver debugging.\n" 2753 "debugfs is now used for inspecting the device (report descriptor, reports)\n"); 2754 2755 ret = bus_register(&hid_bus_type); 2756 if (ret) { 2757 pr_err("can't register hid bus\n"); 2758 goto err; 2759 } 2760 2761 ret = hidraw_init(); 2762 if (ret) 2763 goto err_bus; 2764 2765 hid_debug_init(); 2766 2767 return 0; 2768 err_bus: 2769 bus_unregister(&hid_bus_type); 2770 err: 2771 return ret; 2772 } 2773 2774 static void __exit hid_exit(void) 2775 { 2776 hid_debug_exit(); 2777 hidraw_exit(); 2778 bus_unregister(&hid_bus_type); 2779 } 2780 2781 module_init(hid_init); 2782 module_exit(hid_exit); 2783 2784 MODULE_AUTHOR("Andreas Gal"); 2785 MODULE_AUTHOR("Vojtech Pavlik"); 2786 MODULE_AUTHOR("Jiri Kosina"); 2787 MODULE_LICENSE(DRIVER_LICENSE); 2788 2789