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HID: handle logical min/max signedness properly in parser
[mirror_ubuntu-bionic-kernel.git] / drivers / hid / hid-core.c
CommitLineData
dde5845a 1/*
229695e5 2 * HID support for Linux
dde5845a
JK		 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
6b1968d5 7 * Copyright (c) 2006-2012 Jiri Kosina
dde5845a
JK		 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
4291ee30
JP		 17#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
18
dde5845a
JK		 19#include <linux/module.h>
20#include <linux/slab.h>
21#include <linux/init.h>
22#include <linux/kernel.h>
dde5845a
JK		 23#include <linux/list.h>
24#include <linux/mm.h>
dde5845a
JK		 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>
47a80edb 30#include <linux/vmalloc.h>
c4124c9b 31#include <linux/sched.h>
4ea54542 32#include <linux/semaphore.h>
dde5845a 33
dde5845a
JK		 34#include <linux/hid.h>
35#include <linux/hiddev.h>
c080d89a 36#include <linux/hid-debug.h>
86166b7b 37#include <linux/hidraw.h>
dde5845a 38
5f22a799
JS		 39#include "hid-ids.h"
40
dde5845a
JK		 41/*
42 * Version Information
43 */
44
53149801 45#define DRIVER_DESC "HID core driver"
dde5845a
JK		 46#define DRIVER_LICENSE "GPL"
47
58037eb9 48int hid_debug = 0;
377e10fb 49module_param_named(debug, hid_debug, int, 0600);
cd667ce2 50MODULE_PARM_DESC(debug, "toggle HID debugging messages");
58037eb9 51EXPORT_SYMBOL_GPL(hid_debug);
58037eb9 52
6b1968d5
JK		 53static int hid_ignore_special_drivers = 0;
54module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600);
55MODULE_PARM_DESC(debug, "Ignore any special drivers and handle all devices by generic driver");
56
dde5845a
JK		 57/*
58 * Register a new report for a device.
59 */
60
90a006ab 61struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
dde5845a
JK		 62{
63 struct hid_report_enum *report_enum = device->report_enum + type;
64 struct hid_report *report;
65
66 if (report_enum->report_id_hash[id])
67 return report_enum->report_id_hash[id];
68
a3789a17
JP		 69 report = kzalloc(sizeof(struct hid_report), GFP_KERNEL);
70 if (!report)
dde5845a
JK		 71 return NULL;
72
73 if (id != 0)
74 report_enum->numbered = 1;
75
76 report->id = id;
77 report->type = type;
78 report->size = 0;
79 report->device = device;
80 report_enum->report_id_hash[id] = report;
81
82 list_add_tail(&report->list, &report_enum->report_list);
83
84 return report;
85}
90a006ab 86EXPORT_SYMBOL_GPL(hid_register_report);
dde5845a
JK		 87
88/*
89 * Register a new field for this report.
90 */
91
92static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
93{
94 struct hid_field *field;
95
96 if (report->maxfield == HID_MAX_FIELDS) {
8c3d52fc 97 hid_err(report->device, "too many fields in report\n");
dde5845a
JK		 98 return NULL;
99 }
100
a3789a17
JP		 101 field = kzalloc((sizeof(struct hid_field) +
102 usages * sizeof(struct hid_usage) +
103 values * sizeof(unsigned)), GFP_KERNEL);
104 if (!field)
105 return NULL;
dde5845a
JK		 106
107 field->index = report->maxfield++;
108 report->field[field->index] = field;
109 field->usage = (struct hid_usage *)(field + 1);
282bfd4c 110 field->value = (s32 *)(field->usage + usages);
dde5845a
JK		 111 field->report = report;
112
113 return field;
114}
115
116/*
117 * Open a collection. The type/usage is pushed on the stack.
118 */
119
120static int open_collection(struct hid_parser *parser, unsigned type)
121{
122 struct hid_collection *collection;
123 unsigned usage;
124
125 usage = parser->local.usage[0];
126
127 if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
8c3d52fc 128 hid_err(parser->device, "collection stack overflow\n");
dde5845a
JK		 129 return -1;
130 }
131
132 if (parser->device->maxcollection == parser->device->collection_size) {
133 collection = kmalloc(sizeof(struct hid_collection) *
134 parser->device->collection_size * 2, GFP_KERNEL);
135 if (collection == NULL) {
8c3d52fc 136 hid_err(parser->device, "failed to reallocate collection array\n");
dde5845a
JK		 137 return -1;
138 }
139 memcpy(collection, parser->device->collection,
140 sizeof(struct hid_collection) *
141 parser->device->collection_size);
142 memset(collection + parser->device->collection_size, 0,
143 sizeof(struct hid_collection) *
144 parser->device->collection_size);
145 kfree(parser->device->collection);
146 parser->device->collection = collection;
147 parser->device->collection_size *= 2;
148 }
149
150 parser->collection_stack[parser->collection_stack_ptr++] =
151 parser->device->maxcollection;
152
153 collection = parser->device->collection +
154 parser->device->maxcollection++;
155 collection->type = type;
156 collection->usage = usage;
157 collection->level = parser->collection_stack_ptr - 1;
158
159 if (type == HID_COLLECTION_APPLICATION)
160 parser->device->maxapplication++;
161
162 return 0;
163}
164
165/*
166 * Close a collection.
167 */
168
169static int close_collection(struct hid_parser *parser)
170{
171 if (!parser->collection_stack_ptr) {
8c3d52fc 172 hid_err(parser->device, "collection stack underflow\n");
dde5845a
JK		 173 return -1;
174 }
175 parser->collection_stack_ptr--;
176 return 0;
177}
178
179/*
180 * Climb up the stack, search for the specified collection type
181 * and return the usage.
182 */
183
184static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
185{
504499f2 186 struct hid_collection *collection = parser->device->collection;
dde5845a 187 int n;
504499f2
JP		 188
189 for (n = parser->collection_stack_ptr - 1; n >= 0; n--) {
190 unsigned index = parser->collection_stack[n];
191 if (collection[index].type == type)
192 return collection[index].usage;
193 }
dde5845a
JK		 194 return 0; /* we know nothing about this usage type */
195}
196
197/*
198 * Add a usage to the temporary parser table.
199 */
200
201static int hid_add_usage(struct hid_parser *parser, unsigned usage)
202{
203 if (parser->local.usage_index >= HID_MAX_USAGES) {
8c3d52fc 204 hid_err(parser->device, "usage index exceeded\n");
dde5845a
JK		 205 return -1;
206 }
207 parser->local.usage[parser->local.usage_index] = usage;
208 parser->local.collection_index[parser->local.usage_index] =
209 parser->collection_stack_ptr ?
210 parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
211 parser->local.usage_index++;
212 return 0;
213}
214
215/*
216 * Register a new field for this report.
217 */
218
219static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
220{
221 struct hid_report *report;
222 struct hid_field *field;
223 int usages;
224 unsigned offset;
225 int i;
226
a3789a17
JP		 227 report = hid_register_report(parser->device, report_type, parser->global.report_id);
228 if (!report) {
8c3d52fc 229 hid_err(parser->device, "hid_register_report failed\n");
dde5845a
JK		 230 return -1;
231 }
232
0cd516c2 233 if ((parser->global.logical_minimum < 0 &&
234 parser->global.logical_maximum <
235 parser->global.logical_minimum) ||
236 (parser->global.logical_minimum >= 0 &&
237 (__u32)parser->global.logical_maximum <
238 (__u32)parser->global.logical_minimum)) {
239 dbg_hid("logical range invalid 0x%x 0x%x\n",
240 parser->global.logical_minimum,
241 parser->global.logical_maximum);
dde5845a
JK		 242 return -1;
243 }
244
245 offset = report->size;
246 report->size += parser->global.report_size * parser->global.report_count;
247
248 if (!parser->local.usage_index) /* Ignore padding fields */
249 return 0;
250
251 usages = max_t(int, parser->local.usage_index, parser->global.report_count);
252
a3789a17
JP		 253 field = hid_register_field(report, usages, parser->global.report_count);
254 if (!field)
dde5845a
JK		 255 return 0;
256
257 field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
258 field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
259 field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
260
261 for (i = 0; i < usages; i++) {
262 int j = i;
263 /* Duplicate the last usage we parsed if we have excess values */
264 if (i >= parser->local.usage_index)
265 j = parser->local.usage_index - 1;
266 field->usage[i].hid = parser->local.usage[j];
267 field->usage[i].collection_index =
268 parser->local.collection_index[j];
269 }
270
271 field->maxusage = usages;
272 field->flags = flags;
273 field->report_offset = offset;
274 field->report_type = report_type;
275 field->report_size = parser->global.report_size;
276 field->report_count = parser->global.report_count;
277 field->logical_minimum = parser->global.logical_minimum;
278 field->logical_maximum = parser->global.logical_maximum;
279 field->physical_minimum = parser->global.physical_minimum;
280 field->physical_maximum = parser->global.physical_maximum;
281 field->unit_exponent = parser->global.unit_exponent;
282 field->unit = parser->global.unit;
283
284 return 0;
285}
286
287/*
288 * Read data value from item.
289 */
290
291static u32 item_udata(struct hid_item *item)
292{
293 switch (item->size) {
880d29f1
JS		 294 case 1: return item->data.u8;
295 case 2: return item->data.u16;
296 case 4: return item->data.u32;
dde5845a
JK		 297 }
298 return 0;
299}
300
301static s32 item_sdata(struct hid_item *item)
302{
303 switch (item->size) {
880d29f1
JS		 304 case 1: return item->data.s8;
305 case 2: return item->data.s16;
306 case 4: return item->data.s32;
dde5845a
JK		 307 }
308 return 0;
309}
310
311/*
312 * Process a global item.
313 */
314
315static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
316{
317 switch (item->tag) {
880d29f1 318 case HID_GLOBAL_ITEM_TAG_PUSH:
dde5845a 319
880d29f1 320 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
8c3d52fc 321 hid_err(parser->device, "global environment stack overflow\n");
880d29f1
JS		 322 return -1;
323 }
dde5845a 324
880d29f1
JS		 325 memcpy(parser->global_stack + parser->global_stack_ptr++,
326 &parser->global, sizeof(struct hid_global));
327 return 0;
dde5845a 328
880d29f1 329 case HID_GLOBAL_ITEM_TAG_POP:
dde5845a 330
880d29f1 331 if (!parser->global_stack_ptr) {
8c3d52fc 332 hid_err(parser->device, "global environment stack underflow\n");
880d29f1
JS		 333 return -1;
334 }
dde5845a 335
880d29f1
JS		 336 memcpy(&parser->global, parser->global_stack +
337 --parser->global_stack_ptr, sizeof(struct hid_global));
338 return 0;
dde5845a 339
880d29f1
JS		 340 case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
341 parser->global.usage_page = item_udata(item);
342 return 0;
dde5845a 343
880d29f1
JS		 344 case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
345 parser->global.logical_minimum = item_sdata(item);
346 return 0;
dde5845a 347
880d29f1
JS		 348 case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
349 if (parser->global.logical_minimum < 0)
350 parser->global.logical_maximum = item_sdata(item);
351 else
352 parser->global.logical_maximum = item_udata(item);
353 return 0;
dde5845a 354
880d29f1
JS		 355 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
356 parser->global.physical_minimum = item_sdata(item);
357 return 0;
dde5845a 358
880d29f1
JS		 359 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
360 if (parser->global.physical_minimum < 0)
361 parser->global.physical_maximum = item_sdata(item);
362 else
363 parser->global.physical_maximum = item_udata(item);
364 return 0;
dde5845a 365
880d29f1
JS		 366 case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
367 parser->global.unit_exponent = item_sdata(item);
368 return 0;
dde5845a 369
880d29f1
JS		 370 case HID_GLOBAL_ITEM_TAG_UNIT:
371 parser->global.unit = item_udata(item);
372 return 0;
dde5845a 373
880d29f1
JS		 374 case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
375 parser->global.report_size = item_udata(item);
e46e927b 376 if (parser->global.report_size > 96) {
8c3d52fc 377 hid_err(parser->device, "invalid report_size %d\n",
880d29f1
JS		 378 parser->global.report_size);
379 return -1;
380 }
381 return 0;
dde5845a 382
880d29f1
JS		 383 case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
384 parser->global.report_count = item_udata(item);
385 if (parser->global.report_count > HID_MAX_USAGES) {
8c3d52fc 386 hid_err(parser->device, "invalid report_count %d\n",
880d29f1
JS		 387 parser->global.report_count);
388 return -1;
389 }
390 return 0;
dde5845a 391
880d29f1
JS		 392 case HID_GLOBAL_ITEM_TAG_REPORT_ID:
393 parser->global.report_id = item_udata(item);
394 if (parser->global.report_id == 0) {
8c3d52fc 395 hid_err(parser->device, "report_id 0 is invalid\n");
dde5845a 396 return -1;
880d29f1
JS		 397 }
398 return 0;
399
400 default:
8c3d52fc 401 hid_err(parser->device, "unknown global tag 0x%x\n", item->tag);
880d29f1 402 return -1;
dde5845a
JK		 403 }
404}
405
406/*
407 * Process a local item.
408 */
409
410static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
411{
412 __u32 data;
413 unsigned n;
414
dde5845a
JK		 415 data = item_udata(item);
416
417 switch (item->tag) {
880d29f1
JS		 418 case HID_LOCAL_ITEM_TAG_DELIMITER:
419
420 if (data) {
421 /*
422 * We treat items before the first delimiter
423 * as global to all usage sets (branch 0).
424 * In the moment we process only these global
425 * items and the first delimiter set.
426 */
427 if (parser->local.delimiter_depth != 0) {
8c3d52fc 428 hid_err(parser->device, "nested delimiters\n");
880d29f1 429 return -1;
dde5845a 430 }
880d29f1
JS		 431 parser->local.delimiter_depth++;
432 parser->local.delimiter_branch++;
433 } else {
434 if (parser->local.delimiter_depth < 1) {
8c3d52fc 435 hid_err(parser->device, "bogus close delimiter\n");
880d29f1 436 return -1;
dde5845a 437 }
880d29f1
JS		 438 parser->local.delimiter_depth--;
439 }
440 return 1;
dde5845a 441
880d29f1 442 case HID_LOCAL_ITEM_TAG_USAGE:
dde5845a 443
880d29f1
JS		 444 if (parser->local.delimiter_branch > 1) {
445 dbg_hid("alternative usage ignored\n");
446 return 0;
447 }
dde5845a 448
880d29f1
JS		 449 if (item->size <= 2)
450 data = (parser->global.usage_page << 16) + data;
dde5845a 451
880d29f1 452 return hid_add_usage(parser, data);
dde5845a 453
880d29f1 454 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
dde5845a 455
880d29f1
JS		 456 if (parser->local.delimiter_branch > 1) {
457 dbg_hid("alternative usage ignored\n");
dde5845a 458 return 0;
880d29f1 459 }
dde5845a 460
880d29f1
JS		 461 if (item->size <= 2)
462 data = (parser->global.usage_page << 16) + data;
dde5845a 463
880d29f1
JS		 464 parser->local.usage_minimum = data;
465 return 0;
dde5845a 466
880d29f1 467 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
dde5845a 468
880d29f1
JS		 469 if (parser->local.delimiter_branch > 1) {
470 dbg_hid("alternative usage ignored\n");
dde5845a 471 return 0;
880d29f1 472 }
dde5845a 473
880d29f1
JS		 474 if (item->size <= 2)
475 data = (parser->global.usage_page << 16) + data;
dde5845a 476
880d29f1
JS		 477 for (n = parser->local.usage_minimum; n <= data; n++)
478 if (hid_add_usage(parser, n)) {
479 dbg_hid("hid_add_usage failed\n");
480 return -1;
481 }
482 return 0;
483
484 default:
485
486 dbg_hid("unknown local item tag 0x%x\n", item->tag);
487 return 0;
dde5845a
JK		 488 }
489 return 0;
490}
491
492/*
493 * Process a main item.
494 */
495
496static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
497{
498 __u32 data;
499 int ret;
500
501 data = item_udata(item);
502
503 switch (item->tag) {
880d29f1
JS		 504 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
505 ret = open_collection(parser, data & 0xff);
506 break;
507 case HID_MAIN_ITEM_TAG_END_COLLECTION:
508 ret = close_collection(parser);
509 break;
510 case HID_MAIN_ITEM_TAG_INPUT:
511 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
512 break;
513 case HID_MAIN_ITEM_TAG_OUTPUT:
514 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
515 break;
516 case HID_MAIN_ITEM_TAG_FEATURE:
517 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
518 break;
519 default:
8c3d52fc 520 hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
880d29f1 521 ret = 0;
dde5845a
JK		 522 }
523
524 memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */
525
526 return ret;
527}
528
529/*
530 * Process a reserved item.
531 */
532
533static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
534{
58037eb9 535 dbg_hid("reserved item type, tag 0x%x\n", item->tag);
dde5845a
JK		 536 return 0;
537}
538
539/*
540 * Free a report and all registered fields. The field->usage and
541 * field->value table's are allocated behind the field, so we need
542 * only to free(field) itself.
543 */
544
545static void hid_free_report(struct hid_report *report)
546{
547 unsigned n;
548
549 for (n = 0; n < report->maxfield; n++)
550 kfree(report->field[n]);
551 kfree(report);
552}
553
554/*
555 * Free a device structure, all reports, and all fields.
556 */
557
85cdaf52 558static void hid_device_release(struct device *dev)
dde5845a 559{
85cdaf52
JS		 560 struct hid_device *device = container_of(dev, struct hid_device, dev);
561 unsigned i, j;
dde5845a
JK		 562
563 for (i = 0; i < HID_REPORT_TYPES; i++) {
564 struct hid_report_enum *report_enum = device->report_enum + i;
565
566 for (j = 0; j < 256; j++) {
567 struct hid_report *report = report_enum->report_id_hash[j];
568 if (report)
569 hid_free_report(report);
570 }
571 }
572
573 kfree(device->rdesc);
767fe787 574 kfree(device->collection);
dde5845a
JK		 575 kfree(device);
576}
577
578/*
579 * Fetch a report description item from the data stream. We support long
580 * items, though they are not used yet.
581 */
582
583static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
584{
585 u8 b;
586
587 if ((end - start) <= 0)
588 return NULL;
589
590 b = *start++;
591
592 item->type = (b >> 2) & 3;
593 item->tag = (b >> 4) & 15;
594
595 if (item->tag == HID_ITEM_TAG_LONG) {
596
597 item->format = HID_ITEM_FORMAT_LONG;
598
599 if ((end - start) < 2)
600 return NULL;
601
602 item->size = *start++;
603 item->tag = *start++;
604
605 if ((end - start) < item->size)
606 return NULL;
607
608 item->data.longdata = start;
609 start += item->size;
610 return start;
611 }
612
613 item->format = HID_ITEM_FORMAT_SHORT;
614 item->size = b & 3;
615
616 switch (item->size) {
880d29f1
JS		 617 case 0:
618 return start;
dde5845a 619
880d29f1
JS		 620 case 1:
621 if ((end - start) < 1)
622 return NULL;
623 item->data.u8 = *start++;
624 return start;
625
626 case 2:
627 if ((end - start) < 2)
628 return NULL;
629 item->data.u16 = get_unaligned_le16(start);
630 start = (__u8 *)((__le16 *)start + 1);
631 return start;
632
633 case 3:
634 item->size++;
635 if ((end - start) < 4)
636 return NULL;
637 item->data.u32 = get_unaligned_le32(start);
638 start = (__u8 *)((__le32 *)start + 1);
639 return start;
dde5845a
JK		 640 }
641
642 return NULL;
643}
644
85cdaf52
JS		 645/**
646 * hid_parse_report - parse device report
647 *
648 * @device: hid device
649 * @start: report start
650 * @size: report size
651 *
dde5845a
JK		 652 * Parse a report description into a hid_device structure. Reports are
653 * enumerated, fields are attached to these reports.
85cdaf52 654 * 0 returned on success, otherwise nonzero error value.
dde5845a 655 */
85cdaf52
JS		 656int hid_parse_report(struct hid_device *device, __u8 *start,
657 unsigned size)
dde5845a 658{
dde5845a
JK		 659 struct hid_parser *parser;
660 struct hid_item item;
661 __u8 *end;
85cdaf52 662 int ret;
dde5845a
JK		 663 static int (*dispatch_type[])(struct hid_parser *parser,
664 struct hid_item *item) = {
665 hid_parser_main,
666 hid_parser_global,
667 hid_parser_local,
668 hid_parser_reserved
669 };
670
c500c971 671 if (device->driver->report_fixup)
73e4008d 672 start = device->driver->report_fixup(device, start, &size);
c500c971 673
1721a238 674 device->rdesc = kmemdup(start, size, GFP_KERNEL);
85cdaf52
JS		 675 if (device->rdesc == NULL)
676 return -ENOMEM;
dde5845a
JK		 677 device->rsize = size;
678
fe258020 679 parser = vzalloc(sizeof(struct hid_parser));
85cdaf52
JS		 680 if (!parser) {
681 ret = -ENOMEM;
682 goto err;
dde5845a 683 }
85cdaf52 684
dde5845a
JK		 685 parser->device = device;
686
687 end = start + size;
85cdaf52 688 ret = -EINVAL;
dde5845a
JK		 689 while ((start = fetch_item(start, end, &item)) != NULL) {
690
691 if (item.format != HID_ITEM_FORMAT_SHORT) {
8c3d52fc 692 hid_err(device, "unexpected long global item\n");
85cdaf52 693 goto err;
dde5845a
JK		 694 }
695
696 if (dispatch_type[item.type](parser, &item)) {
8c3d52fc 697 hid_err(device, "item %u %u %u %u parsing failed\n",
4291ee30
JP		 698 item.format, (unsigned)item.size,
699 (unsigned)item.type, (unsigned)item.tag);
85cdaf52 700 goto err;
dde5845a
JK		 701 }
702
703 if (start == end) {
704 if (parser->collection_stack_ptr) {
8c3d52fc 705 hid_err(device, "unbalanced collection at end of report description\n");
85cdaf52 706 goto err;
dde5845a
JK		 707 }
708 if (parser->local.delimiter_depth) {
8c3d52fc 709 hid_err(device, "unbalanced delimiter at end of report description\n");
85cdaf52 710 goto err;
dde5845a 711 }
47a80edb 712 vfree(parser);
85cdaf52 713 return 0;
dde5845a
JK		 714 }
715 }
716
8c3d52fc 717 hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
85cdaf52 718err:
47a80edb 719 vfree(parser);
85cdaf52 720 return ret;
dde5845a 721}
229695e5 722EXPORT_SYMBOL_GPL(hid_parse_report);
dde5845a
JK		 723
724/*
725 * Convert a signed n-bit integer to signed 32-bit integer. Common
726 * cases are done through the compiler, the screwed things has to be
727 * done by hand.
728 */
729
730static s32 snto32(__u32 value, unsigned n)
731{
732 switch (n) {
880d29f1
JS		 733 case 8: return ((__s8)value);
734 case 16: return ((__s16)value);
735 case 32: return ((__s32)value);
dde5845a
JK		 736 }
737 return value & (1 << (n - 1)) ? value | (-1 << n) : value;
738}
739
740/*
741 * Convert a signed 32-bit integer to a signed n-bit integer.
742 */
743
744static u32 s32ton(__s32 value, unsigned n)
745{
746 s32 a = value >> (n - 1);
747 if (a && a != -1)
748 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
749 return value & ((1 << n) - 1);
750}
751
752/*
753 * Extract/implement a data field from/to a little endian report (bit array).
754 *
755 * Code sort-of follows HID spec:
756 * http://www.usb.org/developers/devclass_docs/HID1_11.pdf
757 *
758 * While the USB HID spec allows unlimited length bit fields in "report
759 * descriptors", most devices never use more than 16 bits.
760 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
761 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
762 */
763
16ee4cc8
JP		 764static __u32 extract(const struct hid_device *hid, __u8 *report,
765 unsigned offset, unsigned n)
dde5845a
JK		 766{
767 u64 x;
768
c4124c9b 769 if (n > 32)
4291ee30
JP		 770 hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n",
771 n, current->comm);
dde5845a
JK		 772
773 report += offset >> 3; /* adjust byte index */
229695e5 774 offset &= 7; /* now only need bit offset into one byte */
c105068f 775 x = get_unaligned_le64(report);
229695e5 776 x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */
dde5845a
JK		 777 return (u32) x;
778}
779
780/*
781 * "implement" : set bits in a little endian bit stream.
782 * Same concepts as "extract" (see comments above).
783 * The data mangled in the bit stream remains in little endian
784 * order the whole time. It make more sense to talk about
785 * endianness of register values by considering a register
786 * a "cached" copy of the little endiad bit stream.
787 */
16ee4cc8
JP		 788static void implement(const struct hid_device *hid, __u8 *report,
789 unsigned offset, unsigned n, __u32 value)
dde5845a 790{
6f0168d2 791 u64 x;
dde5845a
JK		 792 u64 m = (1ULL << n) - 1;
793
c4124c9b 794 if (n > 32)
4291ee30
JP		 795 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
796 __func__, n, current->comm);
dde5845a 797
c4124c9b 798 if (value > m)
4291ee30
JP		 799 hid_warn(hid, "%s() called with too large value %d! (%s)\n",
800 __func__, value, current->comm);
dde5845a
JK		 801 WARN_ON(value > m);
802 value &= m;
803
804 report += offset >> 3;
805 offset &= 7;
806
6f0168d2
HH		 807 x = get_unaligned_le64(report);
808 x &= ~(m << offset);
809 x |= ((u64)value) << offset;
810 put_unaligned_le64(x, report);
dde5845a
JK		 811}
812
813/*
814 * Search an array for a value.
815 */
816
16ee4cc8 817static int search(__s32 *array, __s32 value, unsigned n)
dde5845a
JK		 818{
819 while (n--) {
820 if (*array++ == value)
821 return 0;
822 }
823 return -1;
824}
825
85cdaf52
JS		 826/**
827 * hid_match_report - check if driver's raw_event should be called
828 *
829 * @hid: hid device
830 * @report_type: type to match against
831 *
832 * compare hid->driver->report_table->report_type to report->type
833 */
834static int hid_match_report(struct hid_device *hid, struct hid_report *report)
dde5845a 835{
85cdaf52
JS		 836 const struct hid_report_id *id = hid->driver->report_table;
837
838 if (!id) /* NULL means all */
839 return 1;
840
841 for (; id->report_type != HID_TERMINATOR; id++)
842 if (id->report_type == HID_ANY_ID ||
843 id->report_type == report->type)
844 return 1;
845 return 0;
846}
847
848/**
849 * hid_match_usage - check if driver's event should be called
850 *
851 * @hid: hid device
852 * @usage: usage to match against
853 *
854 * compare hid->driver->usage_table->usage_{type,code} to
855 * usage->usage_{type,code}
856 */
857static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
858{
859 const struct hid_usage_id *id = hid->driver->usage_table;
860
861 if (!id) /* NULL means all */
862 return 1;
863
864 for (; id->usage_type != HID_ANY_ID - 1; id++)
865 if ((id->usage_hid == HID_ANY_ID ||
866 id->usage_hid == usage->hid) &&
867 (id->usage_type == HID_ANY_ID ||
868 id->usage_type == usage->type) &&
869 (id->usage_code == HID_ANY_ID ||
870 id->usage_code == usage->code))
871 return 1;
872 return 0;
873}
874
875static void hid_process_event(struct hid_device *hid, struct hid_field *field,
876 struct hid_usage *usage, __s32 value, int interrupt)
877{
878 struct hid_driver *hdrv = hid->driver;
879 int ret;
880
cd667ce2 881 hid_dump_input(hid, usage, value);
85cdaf52
JS		 882
883 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
884 ret = hdrv->event(hid, field, usage, value);
885 if (ret != 0) {
886 if (ret < 0)
8c3d52fc 887 hid_err(hid, "%s's event failed with %d\n",
85cdaf52
JS		 888 hdrv->name, ret);
889 return;
890 }
891 }
892
dde5845a
JK		 893 if (hid->claimed & HID_CLAIMED_INPUT)
894 hidinput_hid_event(hid, field, usage, value);
aa938f79
JK		 895 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
896 hid->hiddev_hid_event(hid, field, usage, value);
dde5845a
JK		 897}
898
899/*
900 * Analyse a received field, and fetch the data from it. The field
901 * content is stored for next report processing (we do differential
902 * reporting to the layer).
903 */
904
abdff0f7
AB		 905static void hid_input_field(struct hid_device *hid, struct hid_field *field,
906 __u8 *data, int interrupt)
dde5845a
JK		 907{
908 unsigned n;
909 unsigned count = field->report_count;
910 unsigned offset = field->report_offset;
911 unsigned size = field->report_size;
912 __s32 min = field->logical_minimum;
913 __s32 max = field->logical_maximum;
914 __s32 *value;
915
a3789a17
JP		 916 value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
917 if (!value)
dde5845a
JK		 918 return;
919
920 for (n = 0; n < count; n++) {
921
4291ee30
JP		 922 value[n] = min < 0 ?
923 snto32(extract(hid, data, offset + n * size, size),
924 size) :
925 extract(hid, data, offset + n * size, size);
dde5845a 926
4291ee30
JP		 927 /* Ignore report if ErrorRollOver */
928 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
929 value[n] >= min && value[n] <= max &&
930 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
931 goto exit;
dde5845a
JK		 932 }
933
934 for (n = 0; n < count; n++) {
935
936 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
937 hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
938 continue;
939 }
940
941 if (field->value[n] >= min && field->value[n] <= max
942 && field->usage[field->value[n] - min].hid
943 && search(value, field->value[n], count))
944 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
945
946 if (value[n] >= min && value[n] <= max
947 && field->usage[value[n] - min].hid
948 && search(field->value, value[n], count))
949 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
950 }
951
952 memcpy(field->value, value, count * sizeof(__s32));
953exit:
954 kfree(value);
955}
dde5845a
JK		 956
957/*
958 * Output the field into the report.
959 */
960
4291ee30
JP		 961static void hid_output_field(const struct hid_device *hid,
962 struct hid_field *field, __u8 *data)
dde5845a
JK		 963{
964 unsigned count = field->report_count;
965 unsigned offset = field->report_offset;
966 unsigned size = field->report_size;
967 unsigned n;
968
969 for (n = 0; n < count; n++) {
970 if (field->logical_minimum < 0) /* signed values */
4291ee30
JP		 971 implement(hid, data, offset + n * size, size,
972 s32ton(field->value[n], size));
dde5845a 973 else /* unsigned values */
4291ee30
JP		 974 implement(hid, data, offset + n * size, size,
975 field->value[n]);
dde5845a
JK		 976 }
977}
978
979/*
980 * Create a report.
981 */
982
229695e5 983void hid_output_report(struct hid_report *report, __u8 *data)
dde5845a
JK		 984{
985 unsigned n;
986
987 if (report->id > 0)
988 *data++ = report->id;
989
75c28df8 990 memset(data, 0, ((report->size - 1) >> 3) + 1);
dde5845a 991 for (n = 0; n < report->maxfield; n++)
4291ee30 992 hid_output_field(report->device, report->field[n], data);
dde5845a 993}
229695e5 994EXPORT_SYMBOL_GPL(hid_output_report);
dde5845a
JK		 995
996/*
997 * Set a field value. The report this field belongs to has to be
998 * created and transferred to the device, to set this value in the
999 * device.
1000 */
1001
1002int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1003{
1004 unsigned size = field->report_size;
1005
cd667ce2 1006 hid_dump_input(field->report->device, field->usage + offset, value);
dde5845a
JK		 1007
1008 if (offset >= field->report_count) {
8c3d52fc
JK		 1009 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1010 offset, field->report_count);
dde5845a
JK		 1011 return -1;
1012 }
1013 if (field->logical_minimum < 0) {
1014 if (value != snto32(s32ton(value, size), size)) {
8c3d52fc 1015 hid_err(field->report->device, "value %d is out of range\n", value);
dde5845a
JK		 1016 return -1;
1017 }
1018 }
1019 field->value[offset] = value;
1020 return 0;
1021}
229695e5 1022EXPORT_SYMBOL_GPL(hid_set_field);
dde5845a 1023
85cdaf52
JS		 1024static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1025 const u8 *data)
aa8de2f0 1026{
aa8de2f0 1027 struct hid_report *report;
85cdaf52 1028 unsigned int n = 0; /* Normally report number is 0 */
aa8de2f0 1029
85cdaf52
JS		 1030 /* Device uses numbered reports, data[0] is report number */
1031 if (report_enum->numbered)
1032 n = *data;
aa8de2f0 1033
85cdaf52
JS		 1034 report = report_enum->report_id_hash[n];
1035 if (report == NULL)
1036 dbg_hid("undefined report_id %u received\n", n);
aa8de2f0 1037
85cdaf52
JS		 1038 return report;
1039}
aa8de2f0 1040
b6787242 1041int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
85cdaf52
JS		 1042 int interrupt)
1043{
1044 struct hid_report_enum *report_enum = hid->report_enum + type;
1045 struct hid_report *report;
1046 unsigned int a;
1047 int rsize, csize = size;
1048 u8 *cdata = data;
b6787242 1049 int ret = 0;
aa8de2f0 1050
85cdaf52
JS		 1051 report = hid_get_report(report_enum, data);
1052 if (!report)
b6787242 1053 goto out;
aa8de2f0 1054
85cdaf52
JS		 1055 if (report_enum->numbered) {
1056 cdata++;
1057 csize--;
aa8de2f0
JK		 1058 }
1059
1060 rsize = ((report->size - 1) >> 3) + 1;
1061
966922f2
AV		 1062 if (rsize > HID_MAX_BUFFER_SIZE)
1063 rsize = HID_MAX_BUFFER_SIZE;
1064
85cdaf52
JS		 1065 if (csize < rsize) {
1066 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1067 csize, rsize);
1068 memset(cdata + csize, 0, rsize - csize);
aa8de2f0
JK		 1069 }
1070
1071 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1072 hid->hiddev_report_event(hid, report);
b6787242
JK		 1073 if (hid->claimed & HID_CLAIMED_HIDRAW) {
1074 ret = hidraw_report_event(hid, data, size);
1075 if (ret)
1076 goto out;
1077 }
aa8de2f0 1078
85cdaf52
JS		 1079 for (a = 0; a < report->maxfield; a++)
1080 hid_input_field(hid, report->field[a], cdata, interrupt);
aa8de2f0
JK		 1081
1082 if (hid->claimed & HID_CLAIMED_INPUT)
1083 hidinput_report_event(hid, report);
b6787242
JK		 1084out:
1085 return ret;
85cdaf52
JS		 1086}
1087EXPORT_SYMBOL_GPL(hid_report_raw_event);
1088
1089/**
1090 * hid_input_report - report data from lower layer (usb, bt...)
1091 *
1092 * @hid: hid device
1093 * @type: HID report type (HID_*_REPORT)
1094 * @data: report contents
1095 * @size: size of data parameter
ff9b00a2 1096 * @interrupt: distinguish between interrupt and control transfers
85cdaf52
JS		 1097 *
1098 * This is data entry for lower layers.
1099 */
1100int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1101{
76c317d6
JL		 1102 struct hid_report_enum *report_enum;
1103 struct hid_driver *hdrv;
85cdaf52 1104 struct hid_report *report;
cd667ce2 1105 char *buf;
85cdaf52 1106 unsigned int i;
45dc1ac7 1107 int ret = 0;
85cdaf52 1108
4ea54542 1109 if (!hid)
85cdaf52 1110 return -ENODEV;
4ea54542
DH		 1111
1112 if (down_trylock(&hid->driver_lock))
1113 return -EBUSY;
1114
1115 if (!hid->driver) {
1116 ret = -ENODEV;
1117 goto unlock;
1118 }
76c317d6
JL		 1119 report_enum = hid->report_enum + type;
1120 hdrv = hid->driver;
85cdaf52
JS		 1121
1122 if (!size) {
1123 dbg_hid("empty report\n");
4ea54542
DH		 1124 ret = -1;
1125 goto unlock;
85cdaf52
JS		 1126 }
1127
d1ff6522 1128 buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC);
cd667ce2 1129
f77e347b 1130 if (!buf)
cd667ce2 1131 goto nomem;
85cdaf52
JS		 1132
1133 /* dump the report */
cd667ce2 1134 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1caea61e 1135 "\nreport (size %u) (%snumbered) = ", size, report_enum->numbered ? "" : "un");
cd667ce2 1136 hid_debug_event(hid, buf);
1caea61e 1137
cd667ce2
JK		 1138 for (i = 0; i < size; i++) {
1139 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1140 " %02x", data[i]);
1141 hid_debug_event(hid, buf);
1142 }
1143 hid_debug_event(hid, "\n");
cd667ce2 1144 kfree(buf);
85cdaf52 1145
cd667ce2 1146nomem:
1caea61e
JK		 1147 report = hid_get_report(report_enum, data);
1148
4ea54542
DH		 1149 if (!report) {
1150 ret = -1;
1151 goto unlock;
1152 }
85cdaf52
JS		 1153
1154 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1155 ret = hdrv->raw_event(hid, report, data, size);
4ea54542
DH		 1156 if (ret != 0) {
1157 ret = ret < 0 ? ret : 0;
1158 goto unlock;
1159 }
85cdaf52
JS		 1160 }
1161
b6787242 1162 ret = hid_report_raw_event(hid, type, data, size, interrupt);
aa8de2f0 1163
4ea54542
DH		 1164unlock:
1165 up(&hid->driver_lock);
45dc1ac7 1166 return ret;
aa8de2f0
JK		 1167}
1168EXPORT_SYMBOL_GPL(hid_input_report);
1169
0f37cd03
JK		 1170static bool hid_match_one_id(struct hid_device *hdev,
1171 const struct hid_device_id *id)
1172{
1173 return id->bus == hdev->bus &&
1174 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1175 (id->product == HID_ANY_ID || id->product == hdev->product);
1176}
1177
bbc21cfd 1178const struct hid_device_id *hid_match_id(struct hid_device *hdev,
0f37cd03
JK		 1179 const struct hid_device_id *id)
1180{
1181 for (; id->bus; id++)
1182 if (hid_match_one_id(hdev, id))
1183 return id;
1184
1185 return NULL;
1186}
1187
1188static const struct hid_device_id hid_hiddev_list[] = {
c0bd6a42
RH		 1189 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1190 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
0f37cd03
JK		 1191 { }
1192};
1193
1194static bool hid_hiddev(struct hid_device *hdev)
1195{
1196 return !!hid_match_id(hdev, hid_hiddev_list);
1197}
1198
6d3bfb74
AO		 1199
1200static ssize_t
1201read_report_descriptor(struct file *filp, struct kobject *kobj,
1202 struct bin_attribute *attr,
1203 char *buf, loff_t off, size_t count)
1204{
1205 struct device *dev = container_of(kobj, struct device, kobj);
1206 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1207
1208 if (off >= hdev->rsize)
1209 return 0;
1210
1211 if (off + count > hdev->rsize)
1212 count = hdev->rsize - off;
1213
1214 memcpy(buf, hdev->rdesc + off, count);
1215
1216 return count;
1217}
1218
1219static struct bin_attribute dev_bin_attr_report_desc = {
1220 .attr = { .name = "report_descriptor", .mode = 0444 },
1221 .read = read_report_descriptor,
1222 .size = HID_MAX_DESCRIPTOR_SIZE,
1223};
1224
93c10132
JS		 1225int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1226{
1227 static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1228 "Joystick", "Gamepad", "Keyboard", "Keypad",
1229 "Multi-Axis Controller"
1230 };
1231 const char *type, *bus;
1232 char buf[64];
1233 unsigned int i;
1234 int len;
6d3bfb74 1235 int ret;
93c10132 1236
b5e5a37e
BN		 1237 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1238 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
3a343ee4
DM		 1239 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1240 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
93c10132
JS		 1241 if (hdev->bus != BUS_USB)
1242 connect_mask &= ~HID_CONNECT_HIDDEV;
0f37cd03
JK		 1243 if (hid_hiddev(hdev))
1244 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
93c10132
JS		 1245
1246 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1247 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1248 hdev->claimed |= HID_CLAIMED_INPUT;
b77c3920
BT		 1249 if (hdev->quirks & HID_QUIRK_MULTITOUCH) {
1250 /* this device should be handled by hid-multitouch, skip it */
b77c3920
BT		 1251 return -ENODEV;
1252 }
1253
93c10132
JS		 1254 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1255 !hdev->hiddev_connect(hdev,
1256 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1257 hdev->claimed |= HID_CLAIMED_HIDDEV;
1258 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1259 hdev->claimed |= HID_CLAIMED_HIDRAW;
1260
1261 if (!hdev->claimed) {
4291ee30 1262 hid_err(hdev, "claimed by neither input, hiddev nor hidraw\n");
93c10132
JS		 1263 return -ENODEV;
1264 }
1265
1266 if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1267 (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1268 hdev->ff_init(hdev);
1269
1270 len = 0;
1271 if (hdev->claimed & HID_CLAIMED_INPUT)
1272 len += sprintf(buf + len, "input");
1273 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1274 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1275 hdev->minor);
1276 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1277 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1278 ((struct hidraw *)hdev->hidraw)->minor);
1279
1280 type = "Device";
1281 for (i = 0; i < hdev->maxcollection; i++) {
1282 struct hid_collection *col = &hdev->collection[i];
1283 if (col->type == HID_COLLECTION_APPLICATION &&
1284 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1285 (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1286 type = types[col->usage & 0xffff];
1287 break;
1288 }
1289 }
1290
1291 switch (hdev->bus) {
1292 case BUS_USB:
1293 bus = "USB";
1294 break;
1295 case BUS_BLUETOOTH:
1296 bus = "BLUETOOTH";
1297 break;
1298 default:
1299 bus = "<UNKNOWN>";
1300 }
1301
6d3bfb74
AO		 1302 ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1303 if (ret)
1304 hid_warn(hdev,
1305 "can't create sysfs report descriptor attribute err: %d\n", ret);
1306
4291ee30
JP		 1307 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1308 buf, bus, hdev->version >> 8, hdev->version & 0xff,
1309 type, hdev->name, hdev->phys);
93c10132
JS		 1310
1311 return 0;
1312}
1313EXPORT_SYMBOL_GPL(hid_connect);
1314
c4c259bc
JK		 1315void hid_disconnect(struct hid_device *hdev)
1316{
6d3bfb74 1317 device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
c4c259bc
JK		 1318 if (hdev->claimed & HID_CLAIMED_INPUT)
1319 hidinput_disconnect(hdev);
1320 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1321 hdev->hiddev_disconnect(hdev);
1322 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1323 hidraw_disconnect(hdev);
1324}
1325EXPORT_SYMBOL_GPL(hid_disconnect);
1326
bae7eb33 1327/* a list of devices for which there is a specialized driver on HID bus */
ce06b9d6 1328static const struct hid_device_id hid_have_special_driver[] = {
b6353f4f 1329 { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M1968) },
6dec143a 1330 { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M2256) },
14a21cd4
JS		 1331 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1332 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
b7e1b203 1333 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
c0dbcc33 1334 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
e6aac342 1335 { HID_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR, USB_DEVICE_ID_ACTIONSTAR_1011) },
df9bcace 1336 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL) },
8c19a515
JS		 1337 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1338 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
128537ce 1339 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
a462230e 1340 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
8c19a515
JS		 1341 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1342 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1343 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1344 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1345 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1346 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1347 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1348 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1349 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1350 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1351 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
fef3f571
RF		 1352 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1353 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1354 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
8c19a515
JS		 1355 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1356 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1357 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1358 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1359 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1360 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
ee8a1a0a
JS		 1361 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1362 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1363 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
8c19a515
JS		 1364 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1365 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1366 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1367 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1368 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1369 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
a96d6ef3
HR		 1370 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1371 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1372 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 1373 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1374 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1375 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1376 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1377 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1378 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 1379 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1380 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1381 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 1382 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1383 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1384 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4a4c8799
DB		 1385 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1386 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1387 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
f6f554f0
JK		 1388 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1389 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1390 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
b3aec7b6
JK		 1391 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1392 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1393 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
23aeb61e
CSW		 1394 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1395 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1396 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
ad734bc1 1397 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
8c19a515
JS		 1398 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1399 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
eaca1386 1400 { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT) },
cec15a0e 1401 { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
212da74d 1402 { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
b5635b12 1403 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
bf280628 1404 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
c3dc66de 1405 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
5519cab4 1406 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
36213e1e 1407 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
bc5ab083 1408 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) },
ba4d8abb 1409 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
272036ed 1410 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
3b239cd7 1411 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1ce31b25 1412 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
fcfacfd3 1413 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
b9e4b1e0 1414 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
3596bb92 1415 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
942fd422 1416 { HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
3a370ca1 1417 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
79603dc9 1418 { HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, USB_DEVICE_ID_CVTOUCH_SCREEN) },
0f221320
JS		 1419 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1420 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
e8d0eab4 1421 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
0f221320 1422 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
a3b5e577 1423 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_TRUETOUCH) },
3f866fbd 1424 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
e05eefb9 1425 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
e36f690b
BT		 1426 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
1427 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
1428 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
fd1d1525
BT		 1429 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) },
1430 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) },
e36f690b
BT		 1431 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
1432 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
bb9ff210 1433 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
e36f690b 1434 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
64b386ea 1435 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
c04abeef 1436 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2515) },
04561c5a 1437 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1f243e30 1438 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
4d5df5d1 1439 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_FRUCTEL, USB_DEVICE_ID_GAMETEL_MT_MODE) },
5181e594 1440 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
578f3a35 1441 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
5572da08 1442 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
ee0fbd14 1443 { HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, USB_DEVICE_ID_GOODTOUCH_000f) },
5181e594 1444 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
42859e0b 1445 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
949f8fef 1446 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1e093206 1447 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
c2fd1a4e 1448 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
5519cab4 1449 { HID_USB_DEVICE(USB_VENDOR_ID_HANVON, USB_DEVICE_ID_HANVON_MULTITOUCH) },
54580365 1450 { HID_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
a062cc5a 1451 { HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM, USB_DEVICE_ID_IDEACOM_IDC6650) },
d946e65e 1452 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
4e61f0d7 1453 { HID_USB_DEVICE(USB_VENDOR_ID_ILITEK, USB_DEVICE_ID_ILITEK_MULTITOUCH) },
b2e7617e 1454 { HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS, USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
fdf93aa3 1455 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
177900e8 1456 { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
79422741 1457 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
22ca20b2
NK		 1458 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
1459 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
1460 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
b5635b12 1461 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
75b07022 1462 { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
c50bb1a4 1463 { HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MULTITOUCH) },
5f22a799
JS		 1464 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1465 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1466 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1467 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
1468 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1469 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1470 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
5f22a799
JS		 1471 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1472 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
5f22a799
JS		 1473 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
1474 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
2c6118e4 1475 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
606bd0a8
JS		 1476 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1477 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
1478 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
fd30ea8c 1479 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
606bd0a8 1480 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
74f292ca 1481 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
606bd0a8
JS		 1482 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1483 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
5623a24a 1484 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
e00ddc9b 1485 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
243b706d 1486 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
fdc6807f 1487 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
0944e964 1488#if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
534a7b8e
NLC		 1489 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1490 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
0944e964 1491#endif
32c88cbc 1492 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
606bd0a8 1493 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
24985cf6
JK		 1494 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1495 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
df167c4a 1496 { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH) },
c3ead6de 1497 { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH_DUAL) },
236db47c
BP		 1498 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1499 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
b580169a 1500 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
78a849a6
JS		 1501 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1502 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
1503 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1504 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
f3b83d71 1505 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
78a849a6 1506 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
3b8006e5 1507 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
94011f93 1508 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
6e32819e 1509 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1510 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1511 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1512 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1513 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
1514 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
1515 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
1516 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
1517 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
1518 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
1519 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
1520 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
1521 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
1522 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
1523 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
1524 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
1525 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
1526 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
270fdc07 1527 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
cd9ec30d 1528 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
2258e863
DK		 1529 { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT780) },
1530 { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT880) },
6ab3a9a6 1531 { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_PCI) },
1e762532 1532 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
b7ea95ff
AT		 1533 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
1534 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) },
1535 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
f6a04605 1536 { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
49e4739a 1537 { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) },
f54405db 1538 { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN) },
14bf62cd 1539 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
e68cc603 1540 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
d41c2a70 1541 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
47dbdbff 1542 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
0e70f97f 1543 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
cb7cf3da 1544 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
3fce2246 1545 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
1e93674a 1546 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
980a3da6 1547 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
b355850b 1548 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
d586dca0 1549 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
bd28ce00 1550 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
35dca5b4 1551 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
f9ce7c28 1552 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
cc6e0bbb 1553 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
d3fb5454 1554 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, USB_DEVICE_ID_MTP) },
b6dc7992
PAS		 1555 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, USB_DEVICE_ID_MTP_STM) },
1556 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, USB_DEVICE_ID_MTP_SITRONIX) },
90231e7e 1557 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
daedb3d6
AH		 1558 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
1559 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
7a84b133
RAG		 1560 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
1561 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
daedb3d6 1562 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
3ee8f0a2 1563 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
daedb3d6 1564 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
d65c3768 1565 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
740363fb 1566 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
44ea35c1 1567 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
f14f526d 1568 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
54001081 1569 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
5e74e56d 1570 { HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
711a680e 1571 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
c64f6f93 1572 { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
41fa9230 1573 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
f8a489cc
NK		 1574 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
1575 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
1576 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
6be914f1 1577 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
617b64f9
BT		 1578 { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
1579 { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
fac733f0 1580 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
42fc04e5 1581 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
ad395cca 1582 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
1bcc2067
SY		 1583 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
1584 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
1585 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
ca2dcd40 1586 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
78761ff9 1587 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
72a46344 1588 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
00e7f964 1589 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
4fdc18d1 1590 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
a786e83c 1591 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
72a46344 1592 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
8f1acc32 1593 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
bc8a2a9b 1594 { HID_USB_DEVICE(USB_VENDOR_ID_XAT, USB_DEVICE_ID_XAT_CSR) },
11576c61
MH		 1595 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX) },
1596 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX) },
1597 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR) },
1598 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX1) },
1599 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX1) },
1600 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR1) },
1601 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX2) },
1602 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX2) },
1603 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR2) },
74bc6953 1604 { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
daedb3d6
AH		 1605 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
1606 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
a9885c8f 1607 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
8c19a515 1608
78a849a6 1609 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
02fb72a0 1610 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
85cdaf52
JS		 1611 { }
1612};
1613
3a6f82f7
JS		 1614struct hid_dynid {
1615 struct list_head list;
1616 struct hid_device_id id;
1617};
1618
1619/**
1620 * store_new_id - add a new HID device ID to this driver and re-probe devices
1621 * @driver: target device driver
1622 * @buf: buffer for scanning device ID data
1623 * @count: input size
1624 *
1625 * Adds a new dynamic hid device ID to this driver,
1626 * and causes the driver to probe for all devices again.
1627 */
1628static ssize_t store_new_id(struct device_driver *drv, const char *buf,
1629 size_t count)
1630{
1631 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1632 struct hid_dynid *dynid;
1633 __u32 bus, vendor, product;
1634 unsigned long driver_data = 0;
1635 int ret;
1636
1637 ret = sscanf(buf, "%x %x %x %lx",
1638 &bus, &vendor, &product, &driver_data);
1639 if (ret < 3)
1640 return -EINVAL;
1641
1642 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
1643 if (!dynid)
1644 return -ENOMEM;
1645
1646 dynid->id.bus = bus;
1647 dynid->id.vendor = vendor;
1648 dynid->id.product = product;
1649 dynid->id.driver_data = driver_data;
1650
1651 spin_lock(&hdrv->dyn_lock);
1652 list_add_tail(&dynid->list, &hdrv->dyn_list);
1653 spin_unlock(&hdrv->dyn_lock);
1654
cef9bc56 1655 ret = driver_attach(&hdrv->driver);
3a6f82f7
JS		 1656
1657 return ret ? : count;
1658}
1659static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
1660
1661static void hid_free_dynids(struct hid_driver *hdrv)
1662{
1663 struct hid_dynid *dynid, *n;
1664
1665 spin_lock(&hdrv->dyn_lock);
1666 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
1667 list_del(&dynid->list);
1668 kfree(dynid);
1669 }
1670 spin_unlock(&hdrv->dyn_lock);
1671}
1672
1673static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
1674 struct hid_driver *hdrv)
1675{
1676 struct hid_dynid *dynid;
1677
1678 spin_lock(&hdrv->dyn_lock);
1679 list_for_each_entry(dynid, &hdrv->dyn_list, list) {
1680 if (hid_match_one_id(hdev, &dynid->id)) {
1681 spin_unlock(&hdrv->dyn_lock);
1682 return &dynid->id;
1683 }
1684 }
1685 spin_unlock(&hdrv->dyn_lock);
1686
1687 return hid_match_id(hdev, hdrv->id_table);
1688}
1689
85cdaf52
JS		 1690static int hid_bus_match(struct device *dev, struct device_driver *drv)
1691{
1692 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1693 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1694
8d179a9e
BT		 1695 if ((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
1696 !strncmp(hdrv->name, "hid-multitouch", 14))
1697 return 1;
1698
3a6f82f7 1699 if (!hid_match_device(hdev, hdrv))
85cdaf52
JS		 1700 return 0;
1701
ce06b9d6 1702 /* generic wants all that don't have specialized driver */
6b1968d5 1703 if (!strncmp(hdrv->name, "generic-", 8) && !hid_ignore_special_drivers)
ce06b9d6 1704 return !hid_match_id(hdev, hid_have_special_driver);
85cdaf52
JS		 1705
1706 return 1;
1707}
1708
1709static int hid_device_probe(struct device *dev)
1710{
1711 struct hid_driver *hdrv = container_of(dev->driver,
1712 struct hid_driver, driver);
1713 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1714 const struct hid_device_id *id;
1715 int ret = 0;
1716
4ea54542
DH		 1717 if (down_interruptible(&hdev->driver_lock))
1718 return -EINTR;
1719
85cdaf52 1720 if (!hdev->driver) {
3a6f82f7 1721 id = hid_match_device(hdev, hdrv);
ba623a77 1722 if (id == NULL) {
8d179a9e
BT		 1723 if (!((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
1724 !strncmp(hdrv->name, "hid-multitouch", 14))) {
1725 ret = -ENODEV;
1726 goto unlock;
1727 }
ba623a77 1728 }
85cdaf52 1729
c500c971
JS		 1730 hdev->driver = hdrv;
1731 if (hdrv->probe) {
1732 ret = hdrv->probe(hdev, id);
1733 } else { /* default probe */
1734 ret = hid_parse(hdev);
1735 if (!ret)
93c10132 1736 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
85cdaf52 1737 }
c500c971
JS		 1738 if (ret)
1739 hdev->driver = NULL;
85cdaf52 1740 }
ba623a77 1741unlock:
4ea54542 1742 up(&hdev->driver_lock);
85cdaf52
JS		 1743 return ret;
1744}
1745
1746static int hid_device_remove(struct device *dev)
1747{
1748 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
4ea54542
DH		 1749 struct hid_driver *hdrv;
1750
1751 if (down_interruptible(&hdev->driver_lock))
1752 return -EINTR;
85cdaf52 1753
4ea54542 1754 hdrv = hdev->driver;
85cdaf52
JS		 1755 if (hdrv) {
1756 if (hdrv->remove)
1757 hdrv->remove(hdev);
c500c971
JS		 1758 else /* default remove */
1759 hid_hw_stop(hdev);
85cdaf52
JS		 1760 hdev->driver = NULL;
1761 }
1762
4ea54542 1763 up(&hdev->driver_lock);
85cdaf52
JS		 1764 return 0;
1765}
1766
1767static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
1768{
1769 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1770
1771 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
1772 hdev->bus, hdev->vendor, hdev->product))
1773 return -ENOMEM;
1774
1775 if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
1776 return -ENOMEM;
1777
1778 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
1779 return -ENOMEM;
1780
1781 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
1782 return -ENOMEM;
1783
1784 if (add_uevent_var(env, "MODALIAS=hid:b%04Xv%08Xp%08X",
1785 hdev->bus, hdev->vendor, hdev->product))
1786 return -ENOMEM;
1787
1788 return 0;
1789}
1790
1791static struct bus_type hid_bus_type = {
1792 .name = "hid",
1793 .match = hid_bus_match,
1794 .probe = hid_device_probe,
1795 .remove = hid_device_remove,
1796 .uevent = hid_uevent,
1797};
1798
bae7eb33 1799/* a list of devices that shouldn't be handled by HID core at all */
d458a9df
JS		 1800static const struct hid_device_id hid_ignore_list[] = {
1801 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
1802 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
1803 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
1804 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
1805 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
1806 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
1807 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
1808 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
1809 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
1810 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
1811 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
1812 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
77f720b7
SC		 1813 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
1814 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
62a56582 1815 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
d458a9df
JS		 1816 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
1817 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
1818 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
1819 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
1820 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
1821 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
5f6108cf 1822 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
d458a9df
JS		 1823 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
1824 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
73bc7d31 1825 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
789aaa2e 1826 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) },
d458a9df 1827 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
70c66567 1828 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
df506f2c 1829 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
b1807719 1830 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
d458a9df 1831 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
d458a9df
JS		 1832 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
1833 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30) },
1834 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30) },
1835 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT) },
1836 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT) },
1837 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT) },
1838 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT) },
1839 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT) },
1840 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL) },
1841 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
1842 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
1843 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
1844 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
1845 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
1846 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
1847 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
1848 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
1849 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
1850 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
1851 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
1852 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
1853 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
1854 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
1855 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
1856 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
1857 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
1858 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
1859 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
1860 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
1861 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
1862 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
1863 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
1864 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
1865 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
1866 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
1867 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
1868 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
1869 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
1870 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
1871 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
1872 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
1873 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
1874 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
1875 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
1876 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
1877 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
1878 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
1879 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
1880 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
1881 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
1882 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
1883 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
1884 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
1885 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
1886 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
1887 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
1888 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
1889 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
1890 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
1891 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
1892 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
1893 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
1894 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
c91c21c5 1895 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
d458a9df 1896 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
eb8141cc 1897 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
d458a9df 1898 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
ce97cac8 1899 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
d458a9df 1900 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
ce97cac8 1901 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
d458a9df 1902 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
ce97cac8
MH		 1903 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
1904 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
1905 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
1906 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
1907 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
1908 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
d458a9df
JS		 1909 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
1910 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
1911 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
ce97cac8
MH		 1912 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
1913 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
1914 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
d458a9df
JS		 1915 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
1916 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
ce97cac8 1917 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
d458a9df
JS		 1918 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
1919 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
1920 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
1921 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
1922 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
ce97cac8
MH		 1923 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
1924 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
1925 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
1926 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
1927 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
1928 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
1929 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
d458a9df
JS		 1930 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
1931 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
d458a9df
JS		 1932 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
1933 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
1934 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
1935 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
1936 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
1937 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
1938 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
1939 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
1940 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
1941 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
1942 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
1943 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
1944 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
1945 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
1946 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
1947 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
1948 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
4cfae3e8 1949 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
35cfd1d9 1950 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
d458a9df
JS		 1951 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
1952 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
1953 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
1954 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
1955 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
1956 { HID_USB_DEVICE(USB_VENDOR_ID_WACOM, HID_ANY_ID) },
1957 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) },
1958 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
1959 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
1960 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
1961 { }
1962};
1963
b4d8e473
JS		 1964/**
1965 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
1966 *
1967 * There are composite devices for which we want to ignore only a certain
1968 * interface. This is a list of devices for which only the mouse interface will
1969 * be ignored. This allows a dedicated driver to take care of the interface.
1970 */
1971static const struct hid_device_id hid_mouse_ignore_list[] = {
1972 /* appletouch driver */
1973 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1974 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1975 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1976 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1977 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1978 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1979 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1980 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1981 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1982 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1983 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
1984 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1985 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1986 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
1987 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1988 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1989 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1990 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1991 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1992 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
ac26fca3
JK		 1993 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1994 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1995 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 1996 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1997 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1998 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1999 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2000 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2001 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 2002 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2003 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2004 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 2005 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2006 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2007 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4b086910
JK		 2008 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2009 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2010 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2011 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2012 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2013 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b4d8e473
JS		 2014 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2015 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2016 { }
2017};
2018
d458a9df
JS		 2019static bool hid_ignore(struct hid_device *hdev)
2020{
2021 switch (hdev->vendor) {
2022 case USB_VENDOR_ID_CODEMERCS:
2023 /* ignore all Code Mercenaries IOWarrior devices */
2024 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2025 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2026 return true;
2027 break;
2028 case USB_VENDOR_ID_LOGITECH:
2029 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2030 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2031 return true;
2032 break;
31f7fd79
JW		 2033 case USB_VENDOR_ID_SOUNDGRAPH:
2034 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2035 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2036 return true;
2037 break;
bba5394a
XW		 2038 case USB_VENDOR_ID_HANWANG:
2039 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2040 hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2041 return true;
2042 break;
6dc1418e
TS		 2043 case USB_VENDOR_ID_JESS:
2044 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2045 hdev->type == HID_TYPE_USBNONE)
2046 return true;
2047 break;
d458a9df
JS		 2048 }
2049
b4d8e473
JS		 2050 if (hdev->type == HID_TYPE_USBMOUSE &&
2051 hid_match_id(hdev, hid_mouse_ignore_list))
2052 return true;
2053
d458a9df
JS		 2054 return !!hid_match_id(hdev, hid_ignore_list);
2055}
2056
85cdaf52
JS		 2057int hid_add_device(struct hid_device *hdev)
2058{
2059 static atomic_t id = ATOMIC_INIT(0);
2060 int ret;
2061
2062 if (WARN_ON(hdev->status & HID_STAT_ADDED))
2063 return -EBUSY;
2064
d458a9df
JS		 2065 /* we need to kill them here, otherwise they will stay allocated to
2066 * wait for coming driver */
e5a2a04c
JM		 2067 if (!(hdev->quirks & HID_QUIRK_NO_IGNORE)
2068 && (hid_ignore(hdev) || (hdev->quirks & HID_QUIRK_IGNORE)))
d458a9df
JS		 2069 return -ENODEV;
2070
6bbe586f
KS		 2071 /* XXX hack, any other cleaner solution after the driver core
2072 * is converted to allow more than 20 bytes as the device name? */
2073 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2074 hdev->vendor, hdev->product, atomic_inc_return(&id));
85cdaf52 2075
4da361b6 2076 hid_debug_register(hdev, dev_name(&hdev->dev));
85cdaf52
JS		 2077 ret = device_add(&hdev->dev);
2078 if (!ret)
2079 hdev->status |= HID_STAT_ADDED;
4da361b6
BP		 2080 else
2081 hid_debug_unregister(hdev);
a635f9dd 2082
85cdaf52
JS		 2083 return ret;
2084}
2085EXPORT_SYMBOL_GPL(hid_add_device);
2086
2087/**
2088 * hid_allocate_device - allocate new hid device descriptor
2089 *
2090 * Allocate and initialize hid device, so that hid_destroy_device might be
2091 * used to free it.
2092 *
2093 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2094 * error value.
2095 */
2096struct hid_device *hid_allocate_device(void)
2097{
2098 struct hid_device *hdev;
2099 unsigned int i;
2100 int ret = -ENOMEM;
2101
2102 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2103 if (hdev == NULL)
2104 return ERR_PTR(ret);
2105
2106 device_initialize(&hdev->dev);
2107 hdev->dev.release = hid_device_release;
2108 hdev->dev.bus = &hid_bus_type;
2109
2110 hdev->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
2111 sizeof(struct hid_collection), GFP_KERNEL);
2112 if (hdev->collection == NULL)
2113 goto err;
2114 hdev->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
2115
2116 for (i = 0; i < HID_REPORT_TYPES; i++)
2117 INIT_LIST_HEAD(&hdev->report_enum[i].report_list);
2118
cd667ce2
JK		 2119 init_waitqueue_head(&hdev->debug_wait);
2120 INIT_LIST_HEAD(&hdev->debug_list);
4ea54542 2121 sema_init(&hdev->driver_lock, 1);
cd667ce2 2122
85cdaf52
JS		 2123 return hdev;
2124err:
2125 put_device(&hdev->dev);
2126 return ERR_PTR(ret);
2127}
2128EXPORT_SYMBOL_GPL(hid_allocate_device);
2129
2130static void hid_remove_device(struct hid_device *hdev)
2131{
2132 if (hdev->status & HID_STAT_ADDED) {
2133 device_del(&hdev->dev);
a635f9dd 2134 hid_debug_unregister(hdev);
85cdaf52
JS		 2135 hdev->status &= ~HID_STAT_ADDED;
2136 }
2137}
2138
2139/**
2140 * hid_destroy_device - free previously allocated device
2141 *
2142 * @hdev: hid device
2143 *
2144 * If you allocate hid_device through hid_allocate_device, you should ever
2145 * free by this function.
2146 */
2147void hid_destroy_device(struct hid_device *hdev)
2148{
2149 hid_remove_device(hdev);
2150 put_device(&hdev->dev);
2151}
2152EXPORT_SYMBOL_GPL(hid_destroy_device);
2153
2154int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2155 const char *mod_name)
2156{
3a6f82f7
JS		 2157 int ret;
2158
85cdaf52
JS		 2159 hdrv->driver.name = hdrv->name;
2160 hdrv->driver.bus = &hid_bus_type;
2161 hdrv->driver.owner = owner;
2162 hdrv->driver.mod_name = mod_name;
2163
3a6f82f7
JS		 2164 INIT_LIST_HEAD(&hdrv->dyn_list);
2165 spin_lock_init(&hdrv->dyn_lock);
2166
2167 ret = driver_register(&hdrv->driver);
2168 if (ret)
2169 return ret;
2170
2171 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2172 if (ret)
2173 driver_unregister(&hdrv->driver);
2174
2175 return ret;
85cdaf52
JS		 2176}
2177EXPORT_SYMBOL_GPL(__hid_register_driver);
2178
2179void hid_unregister_driver(struct hid_driver *hdrv)
2180{
3a6f82f7 2181 driver_remove_file(&hdrv->driver, &driver_attr_new_id);
85cdaf52 2182 driver_unregister(&hdrv->driver);
3a6f82f7 2183 hid_free_dynids(hdrv);
85cdaf52
JS		 2184}
2185EXPORT_SYMBOL_GPL(hid_unregister_driver);
2186
0361a28d
ON		 2187int hid_check_keys_pressed(struct hid_device *hid)
2188{
2189 struct hid_input *hidinput;
2190 int i;
2191
e5288eb5
JK		 2192 if (!(hid->claimed & HID_CLAIMED_INPUT))
2193 return 0;
2194
0361a28d
ON		 2195 list_for_each_entry(hidinput, &hid->inputs, list) {
2196 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2197 if (hidinput->input->key[i])
2198 return 1;
2199 }
2200
2201 return 0;
2202}
2203
2204EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2205
86166b7b
JK		 2206static int __init hid_init(void)
2207{
85cdaf52
JS		 2208 int ret;
2209
a635f9dd 2210 if (hid_debug)
4291ee30
JP		 2211 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2212 "debugfs is now used for inspecting the device (report descriptor, reports)\n");
a635f9dd 2213
85cdaf52
JS		 2214 ret = bus_register(&hid_bus_type);
2215 if (ret) {
4291ee30 2216 pr_err("can't register hid bus\n");
85cdaf52
JS		 2217 goto err;
2218 }
2219
2220 ret = hidraw_init();
2221 if (ret)
2222 goto err_bus;
2223
a635f9dd
JK		 2224 hid_debug_init();
2225
85cdaf52
JS		 2226 return 0;
2227err_bus:
2228 bus_unregister(&hid_bus_type);
2229err:
2230 return ret;
86166b7b
JK		 2231}
2232
2233static void __exit hid_exit(void)
2234{
a635f9dd 2235 hid_debug_exit();
86166b7b 2236 hidraw_exit();
85cdaf52 2237 bus_unregister(&hid_bus_type);
86166b7b
JK		 2238}
2239
2240module_init(hid_init);
2241module_exit(hid_exit);
2242
88adb72b
JK		 2243MODULE_AUTHOR("Andreas Gal");
2244MODULE_AUTHOR("Vojtech Pavlik");
2245MODULE_AUTHOR("Jiri Kosina");
aa938f79
JK		 2246MODULE_LICENSE(DRIVER_LICENSE);
2247
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