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HID: Add device group to modalias
[linux-2.6-block.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
233 if (parser->global.logical_maximum < parser->global.logical_minimum) {
8c3d52fc
JK		 234 hid_err(parser->device, "logical range invalid %d %d\n",
235 parser->global.logical_minimum, parser->global.logical_maximum);
dde5845a
JK		 236 return -1;
237 }
238
239 offset = report->size;
240 report->size += parser->global.report_size * parser->global.report_count;
241
242 if (!parser->local.usage_index) /* Ignore padding fields */
243 return 0;
244
245 usages = max_t(int, parser->local.usage_index, parser->global.report_count);
246
a3789a17
JP		 247 field = hid_register_field(report, usages, parser->global.report_count);
248 if (!field)
dde5845a
JK		 249 return 0;
250
251 field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
252 field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
253 field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
254
255 for (i = 0; i < usages; i++) {
256 int j = i;
257 /* Duplicate the last usage we parsed if we have excess values */
258 if (i >= parser->local.usage_index)
259 j = parser->local.usage_index - 1;
260 field->usage[i].hid = parser->local.usage[j];
261 field->usage[i].collection_index =
262 parser->local.collection_index[j];
263 }
264
265 field->maxusage = usages;
266 field->flags = flags;
267 field->report_offset = offset;
268 field->report_type = report_type;
269 field->report_size = parser->global.report_size;
270 field->report_count = parser->global.report_count;
271 field->logical_minimum = parser->global.logical_minimum;
272 field->logical_maximum = parser->global.logical_maximum;
273 field->physical_minimum = parser->global.physical_minimum;
274 field->physical_maximum = parser->global.physical_maximum;
275 field->unit_exponent = parser->global.unit_exponent;
276 field->unit = parser->global.unit;
277
278 return 0;
279}
280
281/*
282 * Read data value from item.
283 */
284
285static u32 item_udata(struct hid_item *item)
286{
287 switch (item->size) {
880d29f1
JS		 288 case 1: return item->data.u8;
289 case 2: return item->data.u16;
290 case 4: return item->data.u32;
dde5845a
JK		 291 }
292 return 0;
293}
294
295static s32 item_sdata(struct hid_item *item)
296{
297 switch (item->size) {
880d29f1
JS		 298 case 1: return item->data.s8;
299 case 2: return item->data.s16;
300 case 4: return item->data.s32;
dde5845a
JK		 301 }
302 return 0;
303}
304
305/*
306 * Process a global item.
307 */
308
309static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
310{
311 switch (item->tag) {
880d29f1 312 case HID_GLOBAL_ITEM_TAG_PUSH:
dde5845a 313
880d29f1 314 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
8c3d52fc 315 hid_err(parser->device, "global environment stack overflow\n");
880d29f1
JS		 316 return -1;
317 }
dde5845a 318
880d29f1
JS		 319 memcpy(parser->global_stack + parser->global_stack_ptr++,
320 &parser->global, sizeof(struct hid_global));
321 return 0;
dde5845a 322
880d29f1 323 case HID_GLOBAL_ITEM_TAG_POP:
dde5845a 324
880d29f1 325 if (!parser->global_stack_ptr) {
8c3d52fc 326 hid_err(parser->device, "global environment stack underflow\n");
880d29f1
JS		 327 return -1;
328 }
dde5845a 329
880d29f1
JS		 330 memcpy(&parser->global, parser->global_stack +
331 --parser->global_stack_ptr, sizeof(struct hid_global));
332 return 0;
dde5845a 333
880d29f1
JS		 334 case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
335 parser->global.usage_page = item_udata(item);
336 return 0;
dde5845a 337
880d29f1
JS		 338 case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
339 parser->global.logical_minimum = item_sdata(item);
340 return 0;
dde5845a 341
880d29f1
JS		 342 case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
343 if (parser->global.logical_minimum < 0)
344 parser->global.logical_maximum = item_sdata(item);
345 else
346 parser->global.logical_maximum = item_udata(item);
347 return 0;
dde5845a 348
880d29f1
JS		 349 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
350 parser->global.physical_minimum = item_sdata(item);
351 return 0;
dde5845a 352
880d29f1
JS		 353 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
354 if (parser->global.physical_minimum < 0)
355 parser->global.physical_maximum = item_sdata(item);
356 else
357 parser->global.physical_maximum = item_udata(item);
358 return 0;
dde5845a 359
880d29f1
JS		 360 case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
361 parser->global.unit_exponent = item_sdata(item);
362 return 0;
dde5845a 363
880d29f1
JS		 364 case HID_GLOBAL_ITEM_TAG_UNIT:
365 parser->global.unit = item_udata(item);
366 return 0;
dde5845a 367
880d29f1
JS		 368 case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
369 parser->global.report_size = item_udata(item);
e46e927b 370 if (parser->global.report_size > 96) {
8c3d52fc 371 hid_err(parser->device, "invalid report_size %d\n",
880d29f1
JS		 372 parser->global.report_size);
373 return -1;
374 }
375 return 0;
dde5845a 376
880d29f1
JS		 377 case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
378 parser->global.report_count = item_udata(item);
379 if (parser->global.report_count > HID_MAX_USAGES) {
8c3d52fc 380 hid_err(parser->device, "invalid report_count %d\n",
880d29f1
JS		 381 parser->global.report_count);
382 return -1;
383 }
384 return 0;
dde5845a 385
880d29f1
JS		 386 case HID_GLOBAL_ITEM_TAG_REPORT_ID:
387 parser->global.report_id = item_udata(item);
388 if (parser->global.report_id == 0) {
8c3d52fc 389 hid_err(parser->device, "report_id 0 is invalid\n");
dde5845a 390 return -1;
880d29f1
JS		 391 }
392 return 0;
393
394 default:
8c3d52fc 395 hid_err(parser->device, "unknown global tag 0x%x\n", item->tag);
880d29f1 396 return -1;
dde5845a
JK		 397 }
398}
399
400/*
401 * Process a local item.
402 */
403
404static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
405{
406 __u32 data;
407 unsigned n;
408
dde5845a
JK		 409 data = item_udata(item);
410
411 switch (item->tag) {
880d29f1
JS		 412 case HID_LOCAL_ITEM_TAG_DELIMITER:
413
414 if (data) {
415 /*
416 * We treat items before the first delimiter
417 * as global to all usage sets (branch 0).
418 * In the moment we process only these global
419 * items and the first delimiter set.
420 */
421 if (parser->local.delimiter_depth != 0) {
8c3d52fc 422 hid_err(parser->device, "nested delimiters\n");
880d29f1 423 return -1;
dde5845a 424 }
880d29f1
JS		 425 parser->local.delimiter_depth++;
426 parser->local.delimiter_branch++;
427 } else {
428 if (parser->local.delimiter_depth < 1) {
8c3d52fc 429 hid_err(parser->device, "bogus close delimiter\n");
880d29f1 430 return -1;
dde5845a 431 }
880d29f1
JS		 432 parser->local.delimiter_depth--;
433 }
434 return 1;
dde5845a 435
880d29f1 436 case HID_LOCAL_ITEM_TAG_USAGE:
dde5845a 437
880d29f1
JS		 438 if (parser->local.delimiter_branch > 1) {
439 dbg_hid("alternative usage ignored\n");
440 return 0;
441 }
dde5845a 442
880d29f1
JS		 443 if (item->size <= 2)
444 data = (parser->global.usage_page << 16) + data;
dde5845a 445
880d29f1 446 return hid_add_usage(parser, data);
dde5845a 447
880d29f1 448 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
dde5845a 449
880d29f1
JS		 450 if (parser->local.delimiter_branch > 1) {
451 dbg_hid("alternative usage ignored\n");
dde5845a 452 return 0;
880d29f1 453 }
dde5845a 454
880d29f1
JS		 455 if (item->size <= 2)
456 data = (parser->global.usage_page << 16) + data;
dde5845a 457
880d29f1
JS		 458 parser->local.usage_minimum = data;
459 return 0;
dde5845a 460
880d29f1 461 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
dde5845a 462
880d29f1
JS		 463 if (parser->local.delimiter_branch > 1) {
464 dbg_hid("alternative usage ignored\n");
dde5845a 465 return 0;
880d29f1 466 }
dde5845a 467
880d29f1
JS		 468 if (item->size <= 2)
469 data = (parser->global.usage_page << 16) + data;
dde5845a 470
880d29f1
JS		 471 for (n = parser->local.usage_minimum; n <= data; n++)
472 if (hid_add_usage(parser, n)) {
473 dbg_hid("hid_add_usage failed\n");
474 return -1;
475 }
476 return 0;
477
478 default:
479
480 dbg_hid("unknown local item tag 0x%x\n", item->tag);
481 return 0;
dde5845a
JK		 482 }
483 return 0;
484}
485
486/*
487 * Process a main item.
488 */
489
490static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
491{
492 __u32 data;
493 int ret;
494
495 data = item_udata(item);
496
497 switch (item->tag) {
880d29f1
JS		 498 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
499 ret = open_collection(parser, data & 0xff);
500 break;
501 case HID_MAIN_ITEM_TAG_END_COLLECTION:
502 ret = close_collection(parser);
503 break;
504 case HID_MAIN_ITEM_TAG_INPUT:
505 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
506 break;
507 case HID_MAIN_ITEM_TAG_OUTPUT:
508 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
509 break;
510 case HID_MAIN_ITEM_TAG_FEATURE:
511 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
512 break;
513 default:
8c3d52fc 514 hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
880d29f1 515 ret = 0;
dde5845a
JK		 516 }
517
518 memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */
519
520 return ret;
521}
522
523/*
524 * Process a reserved item.
525 */
526
527static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
528{
58037eb9 529 dbg_hid("reserved item type, tag 0x%x\n", item->tag);
dde5845a
JK		 530 return 0;
531}
532
533/*
534 * Free a report and all registered fields. The field->usage and
535 * field->value table's are allocated behind the field, so we need
536 * only to free(field) itself.
537 */
538
539static void hid_free_report(struct hid_report *report)
540{
541 unsigned n;
542
543 for (n = 0; n < report->maxfield; n++)
544 kfree(report->field[n]);
545 kfree(report);
546}
547
548/*
a7197c2e
HR		 549 * Close report. This function returns the device
550 * state to the point prior to hid_open_report().
dde5845a 551 */
a7197c2e 552static void hid_close_report(struct hid_device *device)
dde5845a 553{
85cdaf52 554 unsigned i, j;
dde5845a
JK		 555
556 for (i = 0; i < HID_REPORT_TYPES; i++) {
557 struct hid_report_enum *report_enum = device->report_enum + i;
558
559 for (j = 0; j < 256; j++) {
560 struct hid_report *report = report_enum->report_id_hash[j];
561 if (report)
562 hid_free_report(report);
563 }
a7197c2e
HR		 564 memset(report_enum, 0, sizeof(*report_enum));
565 INIT_LIST_HEAD(&report_enum->report_list);
dde5845a
JK		 566 }
567
568 kfree(device->rdesc);
a7197c2e
HR		 569 device->rdesc = NULL;
570 device->rsize = 0;
571
767fe787 572 kfree(device->collection);
a7197c2e
HR		 573 device->collection = NULL;
574 device->collection_size = 0;
575 device->maxcollection = 0;
576 device->maxapplication = 0;
577
578 device->status &= ~HID_STAT_PARSED;
579}
580
581/*
582 * Free a device structure, all reports, and all fields.
583 */
584
585static void hid_device_release(struct device *dev)
586{
587 struct hid_device *hid = container_of(dev, struct hid_device, dev);
588
589 hid_close_report(hid);
590 kfree(hid->dev_rdesc);
591 kfree(hid);
dde5845a
JK		 592}
593
594/*
595 * Fetch a report description item from the data stream. We support long
596 * items, though they are not used yet.
597 */
598
599static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
600{
601 u8 b;
602
603 if ((end - start) <= 0)
604 return NULL;
605
606 b = *start++;
607
608 item->type = (b >> 2) & 3;
609 item->tag = (b >> 4) & 15;
610
611 if (item->tag == HID_ITEM_TAG_LONG) {
612
613 item->format = HID_ITEM_FORMAT_LONG;
614
615 if ((end - start) < 2)
616 return NULL;
617
618 item->size = *start++;
619 item->tag = *start++;
620
621 if ((end - start) < item->size)
622 return NULL;
623
624 item->data.longdata = start;
625 start += item->size;
626 return start;
627 }
628
629 item->format = HID_ITEM_FORMAT_SHORT;
630 item->size = b & 3;
631
632 switch (item->size) {
880d29f1
JS		 633 case 0:
634 return start;
dde5845a 635
880d29f1
JS		 636 case 1:
637 if ((end - start) < 1)
638 return NULL;
639 item->data.u8 = *start++;
640 return start;
641
642 case 2:
643 if ((end - start) < 2)
644 return NULL;
645 item->data.u16 = get_unaligned_le16(start);
646 start = (__u8 *)((__le16 *)start + 1);
647 return start;
648
649 case 3:
650 item->size++;
651 if ((end - start) < 4)
652 return NULL;
653 item->data.u32 = get_unaligned_le32(start);
654 start = (__u8 *)((__le32 *)start + 1);
655 return start;
dde5845a
JK		 656 }
657
658 return NULL;
659}
660
85cdaf52
JS		 661/**
662 * hid_parse_report - parse device report
663 *
664 * @device: hid device
665 * @start: report start
666 * @size: report size
667 *
a7197c2e
HR		 668 * Allocate the device report as read by the bus driver. This function should
669 * only be called from parse() in ll drivers.
670 */
671int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
672{
673 hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
674 if (!hid->dev_rdesc)
675 return -ENOMEM;
676 hid->dev_rsize = size;
677 return 0;
678}
679EXPORT_SYMBOL_GPL(hid_parse_report);
680
681/**
682 * hid_open_report - open a driver-specific device report
683 *
684 * @device: hid device
685 *
dde5845a
JK		 686 * Parse a report description into a hid_device structure. Reports are
687 * enumerated, fields are attached to these reports.
85cdaf52 688 * 0 returned on success, otherwise nonzero error value.
a7197c2e
HR		 689 *
690 * This function (or the equivalent hid_parse() macro) should only be
691 * called from probe() in drivers, before starting the device.
dde5845a 692 */
a7197c2e 693int hid_open_report(struct hid_device *device)
dde5845a 694{
dde5845a
JK		 695 struct hid_parser *parser;
696 struct hid_item item;
a7197c2e
HR		 697 unsigned int size;
698 __u8 *start;
dde5845a 699 __u8 *end;
85cdaf52 700 int ret;
dde5845a
JK		 701 static int (*dispatch_type[])(struct hid_parser *parser,
702 struct hid_item *item) = {
703 hid_parser_main,
704 hid_parser_global,
705 hid_parser_local,
706 hid_parser_reserved
707 };
708
a7197c2e
HR		 709 if (WARN_ON(device->status & HID_STAT_PARSED))
710 return -EBUSY;
711
712 start = device->dev_rdesc;
713 if (WARN_ON(!start))
714 return -ENODEV;
715 size = device->dev_rsize;
716
c500c971 717 if (device->driver->report_fixup)
73e4008d 718 start = device->driver->report_fixup(device, start, &size);
c500c971 719
1721a238 720 device->rdesc = kmemdup(start, size, GFP_KERNEL);
85cdaf52
JS		 721 if (device->rdesc == NULL)
722 return -ENOMEM;
dde5845a
JK		 723 device->rsize = size;
724
fe258020 725 parser = vzalloc(sizeof(struct hid_parser));
85cdaf52
JS		 726 if (!parser) {
727 ret = -ENOMEM;
728 goto err;
dde5845a 729 }
85cdaf52 730
dde5845a
JK		 731 parser->device = device;
732
733 end = start + size;
a7197c2e
HR		 734
735 device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
736 sizeof(struct hid_collection), GFP_KERNEL);
737 if (!device->collection) {
738 ret = -ENOMEM;
739 goto err;
740 }
741 device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
742
85cdaf52 743 ret = -EINVAL;
dde5845a
JK		 744 while ((start = fetch_item(start, end, &item)) != NULL) {
745
746 if (item.format != HID_ITEM_FORMAT_SHORT) {
8c3d52fc 747 hid_err(device, "unexpected long global item\n");
85cdaf52 748 goto err;
dde5845a
JK		 749 }
750
751 if (dispatch_type[item.type](parser, &item)) {
8c3d52fc 752 hid_err(device, "item %u %u %u %u parsing failed\n",
4291ee30
JP		 753 item.format, (unsigned)item.size,
754 (unsigned)item.type, (unsigned)item.tag);
85cdaf52 755 goto err;
dde5845a
JK		 756 }
757
758 if (start == end) {
759 if (parser->collection_stack_ptr) {
8c3d52fc 760 hid_err(device, "unbalanced collection at end of report description\n");
85cdaf52 761 goto err;
dde5845a
JK		 762 }
763 if (parser->local.delimiter_depth) {
8c3d52fc 764 hid_err(device, "unbalanced delimiter at end of report description\n");
85cdaf52 765 goto err;
dde5845a 766 }
47a80edb 767 vfree(parser);
a7197c2e 768 device->status |= HID_STAT_PARSED;
85cdaf52 769 return 0;
dde5845a
JK		 770 }
771 }
772
8c3d52fc 773 hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
85cdaf52 774err:
47a80edb 775 vfree(parser);
a7197c2e 776 hid_close_report(device);
85cdaf52 777 return ret;
dde5845a 778}
a7197c2e 779EXPORT_SYMBOL_GPL(hid_open_report);
dde5845a
JK		 780
781/*
782 * Convert a signed n-bit integer to signed 32-bit integer. Common
783 * cases are done through the compiler, the screwed things has to be
784 * done by hand.
785 */
786
787static s32 snto32(__u32 value, unsigned n)
788{
789 switch (n) {
880d29f1
JS		 790 case 8: return ((__s8)value);
791 case 16: return ((__s16)value);
792 case 32: return ((__s32)value);
dde5845a
JK		 793 }
794 return value & (1 << (n - 1)) ? value | (-1 << n) : value;
795}
796
797/*
798 * Convert a signed 32-bit integer to a signed n-bit integer.
799 */
800
801static u32 s32ton(__s32 value, unsigned n)
802{
803 s32 a = value >> (n - 1);
804 if (a && a != -1)
805 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
806 return value & ((1 << n) - 1);
807}
808
809/*
810 * Extract/implement a data field from/to a little endian report (bit array).
811 *
812 * Code sort-of follows HID spec:
813 * http://www.usb.org/developers/devclass_docs/HID1_11.pdf
814 *
815 * While the USB HID spec allows unlimited length bit fields in "report
816 * descriptors", most devices never use more than 16 bits.
817 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
818 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
819 */
820
16ee4cc8
JP		 821static __u32 extract(const struct hid_device *hid, __u8 *report,
822 unsigned offset, unsigned n)
dde5845a
JK		 823{
824 u64 x;
825
c4124c9b 826 if (n > 32)
4291ee30
JP		 827 hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n",
828 n, current->comm);
dde5845a
JK		 829
830 report += offset >> 3; /* adjust byte index */
229695e5 831 offset &= 7; /* now only need bit offset into one byte */
c105068f 832 x = get_unaligned_le64(report);
229695e5 833 x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */
dde5845a
JK		 834 return (u32) x;
835}
836
837/*
838 * "implement" : set bits in a little endian bit stream.
839 * Same concepts as "extract" (see comments above).
840 * The data mangled in the bit stream remains in little endian
841 * order the whole time. It make more sense to talk about
842 * endianness of register values by considering a register
843 * a "cached" copy of the little endiad bit stream.
844 */
16ee4cc8
JP		 845static void implement(const struct hid_device *hid, __u8 *report,
846 unsigned offset, unsigned n, __u32 value)
dde5845a 847{
6f0168d2 848 u64 x;
dde5845a
JK		 849 u64 m = (1ULL << n) - 1;
850
c4124c9b 851 if (n > 32)
4291ee30
JP		 852 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
853 __func__, n, current->comm);
dde5845a 854
c4124c9b 855 if (value > m)
4291ee30
JP		 856 hid_warn(hid, "%s() called with too large value %d! (%s)\n",
857 __func__, value, current->comm);
dde5845a
JK		 858 WARN_ON(value > m);
859 value &= m;
860
861 report += offset >> 3;
862 offset &= 7;
863
6f0168d2
HH		 864 x = get_unaligned_le64(report);
865 x &= ~(m << offset);
866 x |= ((u64)value) << offset;
867 put_unaligned_le64(x, report);
dde5845a
JK		 868}
869
870/*
871 * Search an array for a value.
872 */
873
16ee4cc8 874static int search(__s32 *array, __s32 value, unsigned n)
dde5845a
JK		 875{
876 while (n--) {
877 if (*array++ == value)
878 return 0;
879 }
880 return -1;
881}
882
85cdaf52
JS		 883/**
884 * hid_match_report - check if driver's raw_event should be called
885 *
886 * @hid: hid device
887 * @report_type: type to match against
888 *
889 * compare hid->driver->report_table->report_type to report->type
890 */
891static int hid_match_report(struct hid_device *hid, struct hid_report *report)
dde5845a 892{
85cdaf52
JS		 893 const struct hid_report_id *id = hid->driver->report_table;
894
895 if (!id) /* NULL means all */
896 return 1;
897
898 for (; id->report_type != HID_TERMINATOR; id++)
899 if (id->report_type == HID_ANY_ID ||
900 id->report_type == report->type)
901 return 1;
902 return 0;
903}
904
905/**
906 * hid_match_usage - check if driver's event should be called
907 *
908 * @hid: hid device
909 * @usage: usage to match against
910 *
911 * compare hid->driver->usage_table->usage_{type,code} to
912 * usage->usage_{type,code}
913 */
914static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
915{
916 const struct hid_usage_id *id = hid->driver->usage_table;
917
918 if (!id) /* NULL means all */
919 return 1;
920
921 for (; id->usage_type != HID_ANY_ID - 1; id++)
922 if ((id->usage_hid == HID_ANY_ID ||
923 id->usage_hid == usage->hid) &&
924 (id->usage_type == HID_ANY_ID ||
925 id->usage_type == usage->type) &&
926 (id->usage_code == HID_ANY_ID ||
927 id->usage_code == usage->code))
928 return 1;
929 return 0;
930}
931
932static void hid_process_event(struct hid_device *hid, struct hid_field *field,
933 struct hid_usage *usage, __s32 value, int interrupt)
934{
935 struct hid_driver *hdrv = hid->driver;
936 int ret;
937
cd667ce2 938 hid_dump_input(hid, usage, value);
85cdaf52
JS		 939
940 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
941 ret = hdrv->event(hid, field, usage, value);
942 if (ret != 0) {
943 if (ret < 0)
8c3d52fc 944 hid_err(hid, "%s's event failed with %d\n",
85cdaf52
JS		 945 hdrv->name, ret);
946 return;
947 }
948 }
949
dde5845a
JK		 950 if (hid->claimed & HID_CLAIMED_INPUT)
951 hidinput_hid_event(hid, field, usage, value);
aa938f79
JK		 952 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
953 hid->hiddev_hid_event(hid, field, usage, value);
dde5845a
JK		 954}
955
956/*
957 * Analyse a received field, and fetch the data from it. The field
958 * content is stored for next report processing (we do differential
959 * reporting to the layer).
960 */
961
abdff0f7
AB		 962static void hid_input_field(struct hid_device *hid, struct hid_field *field,
963 __u8 *data, int interrupt)
dde5845a
JK		 964{
965 unsigned n;
966 unsigned count = field->report_count;
967 unsigned offset = field->report_offset;
968 unsigned size = field->report_size;
969 __s32 min = field->logical_minimum;
970 __s32 max = field->logical_maximum;
971 __s32 *value;
972
a3789a17
JP		 973 value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
974 if (!value)
dde5845a
JK		 975 return;
976
977 for (n = 0; n < count; n++) {
978
4291ee30
JP		 979 value[n] = min < 0 ?
980 snto32(extract(hid, data, offset + n * size, size),
981 size) :
982 extract(hid, data, offset + n * size, size);
dde5845a 983
4291ee30
JP		 984 /* Ignore report if ErrorRollOver */
985 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
986 value[n] >= min && value[n] <= max &&
987 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
988 goto exit;
dde5845a
JK		 989 }
990
991 for (n = 0; n < count; n++) {
992
993 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
994 hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
995 continue;
996 }
997
998 if (field->value[n] >= min && field->value[n] <= max
999 && field->usage[field->value[n] - min].hid
1000 && search(value, field->value[n], count))
1001 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
1002
1003 if (value[n] >= min && value[n] <= max
1004 && field->usage[value[n] - min].hid
1005 && search(field->value, value[n], count))
1006 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1007 }
1008
1009 memcpy(field->value, value, count * sizeof(__s32));
1010exit:
1011 kfree(value);
1012}
dde5845a
JK		 1013
1014/*
1015 * Output the field into the report.
1016 */
1017
4291ee30
JP		 1018static void hid_output_field(const struct hid_device *hid,
1019 struct hid_field *field, __u8 *data)
dde5845a
JK		 1020{
1021 unsigned count = field->report_count;
1022 unsigned offset = field->report_offset;
1023 unsigned size = field->report_size;
1024 unsigned n;
1025
1026 for (n = 0; n < count; n++) {
1027 if (field->logical_minimum < 0) /* signed values */
4291ee30
JP		 1028 implement(hid, data, offset + n * size, size,
1029 s32ton(field->value[n], size));
dde5845a 1030 else /* unsigned values */
4291ee30
JP		 1031 implement(hid, data, offset + n * size, size,
1032 field->value[n]);
dde5845a
JK		 1033 }
1034}
1035
1036/*
1037 * Create a report.
1038 */
1039
229695e5 1040void hid_output_report(struct hid_report *report, __u8 *data)
dde5845a
JK		 1041{
1042 unsigned n;
1043
1044 if (report->id > 0)
1045 *data++ = report->id;
1046
75c28df8 1047 memset(data, 0, ((report->size - 1) >> 3) + 1);
dde5845a 1048 for (n = 0; n < report->maxfield; n++)
4291ee30 1049 hid_output_field(report->device, report->field[n], data);
dde5845a 1050}
229695e5 1051EXPORT_SYMBOL_GPL(hid_output_report);
dde5845a
JK		 1052
1053/*
1054 * Set a field value. The report this field belongs to has to be
1055 * created and transferred to the device, to set this value in the
1056 * device.
1057 */
1058
1059int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1060{
1061 unsigned size = field->report_size;
1062
cd667ce2 1063 hid_dump_input(field->report->device, field->usage + offset, value);
dde5845a
JK		 1064
1065 if (offset >= field->report_count) {
8c3d52fc
JK		 1066 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1067 offset, field->report_count);
dde5845a
JK		 1068 return -1;
1069 }
1070 if (field->logical_minimum < 0) {
1071 if (value != snto32(s32ton(value, size), size)) {
8c3d52fc 1072 hid_err(field->report->device, "value %d is out of range\n", value);
dde5845a
JK		 1073 return -1;
1074 }
1075 }
1076 field->value[offset] = value;
1077 return 0;
1078}
229695e5 1079EXPORT_SYMBOL_GPL(hid_set_field);
dde5845a 1080
85cdaf52
JS		 1081static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1082 const u8 *data)
aa8de2f0 1083{
aa8de2f0 1084 struct hid_report *report;
85cdaf52 1085 unsigned int n = 0; /* Normally report number is 0 */
aa8de2f0 1086
85cdaf52
JS		 1087 /* Device uses numbered reports, data[0] is report number */
1088 if (report_enum->numbered)
1089 n = *data;
aa8de2f0 1090
85cdaf52
JS		 1091 report = report_enum->report_id_hash[n];
1092 if (report == NULL)
1093 dbg_hid("undefined report_id %u received\n", n);
aa8de2f0 1094
85cdaf52
JS		 1095 return report;
1096}
aa8de2f0 1097
85cdaf52
JS		 1098void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
1099 int interrupt)
1100{
1101 struct hid_report_enum *report_enum = hid->report_enum + type;
1102 struct hid_report *report;
1103 unsigned int a;
1104 int rsize, csize = size;
1105 u8 *cdata = data;
aa8de2f0 1106
85cdaf52
JS		 1107 report = hid_get_report(report_enum, data);
1108 if (!report)
1109 return;
aa8de2f0 1110
85cdaf52
JS		 1111 if (report_enum->numbered) {
1112 cdata++;
1113 csize--;
aa8de2f0
JK		 1114 }
1115
1116 rsize = ((report->size - 1) >> 3) + 1;
1117
966922f2
AV		 1118 if (rsize > HID_MAX_BUFFER_SIZE)
1119 rsize = HID_MAX_BUFFER_SIZE;
1120
85cdaf52
JS		 1121 if (csize < rsize) {
1122 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1123 csize, rsize);
1124 memset(cdata + csize, 0, rsize - csize);
aa8de2f0
JK		 1125 }
1126
1127 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1128 hid->hiddev_report_event(hid, report);
5a38f2c7
AO		 1129 if (hid->claimed & HID_CLAIMED_HIDRAW)
1130 hidraw_report_event(hid, data, size);
aa8de2f0 1131
85cdaf52
JS		 1132 for (a = 0; a < report->maxfield; a++)
1133 hid_input_field(hid, report->field[a], cdata, interrupt);
aa8de2f0
JK		 1134
1135 if (hid->claimed & HID_CLAIMED_INPUT)
1136 hidinput_report_event(hid, report);
85cdaf52
JS		 1137}
1138EXPORT_SYMBOL_GPL(hid_report_raw_event);
1139
1140/**
1141 * hid_input_report - report data from lower layer (usb, bt...)
1142 *
1143 * @hid: hid device
1144 * @type: HID report type (HID_*_REPORT)
1145 * @data: report contents
1146 * @size: size of data parameter
ff9b00a2 1147 * @interrupt: distinguish between interrupt and control transfers
85cdaf52
JS		 1148 *
1149 * This is data entry for lower layers.
1150 */
1151int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1152{
76c317d6
JL		 1153 struct hid_report_enum *report_enum;
1154 struct hid_driver *hdrv;
85cdaf52 1155 struct hid_report *report;
cd667ce2 1156 char *buf;
85cdaf52 1157 unsigned int i;
45dc1ac7 1158 int ret = 0;
85cdaf52 1159
4ea54542 1160 if (!hid)
85cdaf52 1161 return -ENODEV;
4ea54542
DH		 1162
1163 if (down_trylock(&hid->driver_lock))
1164 return -EBUSY;
1165
1166 if (!hid->driver) {
1167 ret = -ENODEV;
1168 goto unlock;
1169 }
76c317d6
JL		 1170 report_enum = hid->report_enum + type;
1171 hdrv = hid->driver;
85cdaf52
JS		 1172
1173 if (!size) {
1174 dbg_hid("empty report\n");
4ea54542
DH		 1175 ret = -1;
1176 goto unlock;
85cdaf52
JS		 1177 }
1178
d1ff6522 1179 buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC);
cd667ce2 1180
f77e347b 1181 if (!buf)
cd667ce2 1182 goto nomem;
85cdaf52
JS		 1183
1184 /* dump the report */
cd667ce2 1185 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1caea61e 1186 "\nreport (size %u) (%snumbered) = ", size, report_enum->numbered ? "" : "un");
cd667ce2 1187 hid_debug_event(hid, buf);
1caea61e 1188
cd667ce2
JK		 1189 for (i = 0; i < size; i++) {
1190 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1191 " %02x", data[i]);
1192 hid_debug_event(hid, buf);
1193 }
1194 hid_debug_event(hid, "\n");
cd667ce2 1195 kfree(buf);
85cdaf52 1196
cd667ce2 1197nomem:
1caea61e
JK		 1198 report = hid_get_report(report_enum, data);
1199
4ea54542
DH		 1200 if (!report) {
1201 ret = -1;
1202 goto unlock;
1203 }
85cdaf52
JS		 1204
1205 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1206 ret = hdrv->raw_event(hid, report, data, size);
4ea54542
DH		 1207 if (ret != 0) {
1208 ret = ret < 0 ? ret : 0;
1209 goto unlock;
1210 }
85cdaf52
JS		 1211 }
1212
1213 hid_report_raw_event(hid, type, data, size, interrupt);
aa8de2f0 1214
4ea54542
DH		 1215unlock:
1216 up(&hid->driver_lock);
45dc1ac7 1217 return ret;
aa8de2f0
JK		 1218}
1219EXPORT_SYMBOL_GPL(hid_input_report);
1220
0f37cd03
JK		 1221static bool hid_match_one_id(struct hid_device *hdev,
1222 const struct hid_device_id *id)
1223{
1224 return id->bus == hdev->bus &&
4d53b801 1225 (id->group == HID_GROUP_ANY || id->group == hdev->group) &&
0f37cd03
JK		 1226 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1227 (id->product == HID_ANY_ID || id->product == hdev->product);
1228}
1229
bbc21cfd 1230const struct hid_device_id *hid_match_id(struct hid_device *hdev,
0f37cd03
JK		 1231 const struct hid_device_id *id)
1232{
1233 for (; id->bus; id++)
1234 if (hid_match_one_id(hdev, id))
1235 return id;
1236
1237 return NULL;
1238}
1239
1240static const struct hid_device_id hid_hiddev_list[] = {
c0bd6a42
RH		 1241 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1242 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
0f37cd03
JK		 1243 { }
1244};
1245
1246static bool hid_hiddev(struct hid_device *hdev)
1247{
1248 return !!hid_match_id(hdev, hid_hiddev_list);
1249}
1250
6d3bfb74
AO		 1251
1252static ssize_t
1253read_report_descriptor(struct file *filp, struct kobject *kobj,
1254 struct bin_attribute *attr,
1255 char *buf, loff_t off, size_t count)
1256{
1257 struct device *dev = container_of(kobj, struct device, kobj);
1258 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1259
1260 if (off >= hdev->rsize)
1261 return 0;
1262
1263 if (off + count > hdev->rsize)
1264 count = hdev->rsize - off;
1265
1266 memcpy(buf, hdev->rdesc + off, count);
1267
1268 return count;
1269}
1270
1271static struct bin_attribute dev_bin_attr_report_desc = {
1272 .attr = { .name = "report_descriptor", .mode = 0444 },
1273 .read = read_report_descriptor,
1274 .size = HID_MAX_DESCRIPTOR_SIZE,
1275};
1276
93c10132
JS		 1277int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1278{
1279 static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1280 "Joystick", "Gamepad", "Keyboard", "Keypad",
1281 "Multi-Axis Controller"
1282 };
1283 const char *type, *bus;
1284 char buf[64];
1285 unsigned int i;
1286 int len;
6d3bfb74 1287 int ret;
93c10132 1288
b5e5a37e
BN		 1289 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1290 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
3a343ee4
DM		 1291 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1292 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
93c10132
JS		 1293 if (hdev->bus != BUS_USB)
1294 connect_mask &= ~HID_CONNECT_HIDDEV;
0f37cd03
JK		 1295 if (hid_hiddev(hdev))
1296 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
93c10132
JS		 1297
1298 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1299 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1300 hdev->claimed |= HID_CLAIMED_INPUT;
b77c3920
BT		 1301 if (hdev->quirks & HID_QUIRK_MULTITOUCH) {
1302 /* this device should be handled by hid-multitouch, skip it */
b77c3920
BT		 1303 return -ENODEV;
1304 }
1305
93c10132
JS		 1306 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1307 !hdev->hiddev_connect(hdev,
1308 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1309 hdev->claimed |= HID_CLAIMED_HIDDEV;
1310 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1311 hdev->claimed |= HID_CLAIMED_HIDRAW;
1312
1313 if (!hdev->claimed) {
4291ee30 1314 hid_err(hdev, "claimed by neither input, hiddev nor hidraw\n");
93c10132
JS		 1315 return -ENODEV;
1316 }
1317
1318 if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1319 (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1320 hdev->ff_init(hdev);
1321
1322 len = 0;
1323 if (hdev->claimed & HID_CLAIMED_INPUT)
1324 len += sprintf(buf + len, "input");
1325 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1326 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1327 hdev->minor);
1328 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1329 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1330 ((struct hidraw *)hdev->hidraw)->minor);
1331
1332 type = "Device";
1333 for (i = 0; i < hdev->maxcollection; i++) {
1334 struct hid_collection *col = &hdev->collection[i];
1335 if (col->type == HID_COLLECTION_APPLICATION &&
1336 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1337 (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1338 type = types[col->usage & 0xffff];
1339 break;
1340 }
1341 }
1342
1343 switch (hdev->bus) {
1344 case BUS_USB:
1345 bus = "USB";
1346 break;
1347 case BUS_BLUETOOTH:
1348 bus = "BLUETOOTH";
1349 break;
1350 default:
1351 bus = "<UNKNOWN>";
1352 }
1353
6d3bfb74
AO		 1354 ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1355 if (ret)
1356 hid_warn(hdev,
1357 "can't create sysfs report descriptor attribute err: %d\n", ret);
1358
4291ee30
JP		 1359 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1360 buf, bus, hdev->version >> 8, hdev->version & 0xff,
1361 type, hdev->name, hdev->phys);
93c10132
JS		 1362
1363 return 0;
1364}
1365EXPORT_SYMBOL_GPL(hid_connect);
1366
c4c259bc
JK		 1367void hid_disconnect(struct hid_device *hdev)
1368{
6d3bfb74 1369 device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
c4c259bc
JK		 1370 if (hdev->claimed & HID_CLAIMED_INPUT)
1371 hidinput_disconnect(hdev);
1372 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1373 hdev->hiddev_disconnect(hdev);
1374 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1375 hidraw_disconnect(hdev);
1376}
1377EXPORT_SYMBOL_GPL(hid_disconnect);
1378
bae7eb33 1379/* a list of devices for which there is a specialized driver on HID bus */
ce06b9d6 1380static const struct hid_device_id hid_have_special_driver[] = {
b6353f4f 1381 { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M1968) },
6dec143a 1382 { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M2256) },
14a21cd4
JS		 1383 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1384 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
b7e1b203 1385 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
c0dbcc33 1386 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
e6aac342 1387 { HID_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR, USB_DEVICE_ID_ACTIONSTAR_1011) },
df9bcace 1388 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL) },
8c19a515
JS		 1389 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1390 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
128537ce 1391 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
a462230e 1392 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
8c19a515
JS		 1393 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1394 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1395 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1396 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1397 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1398 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1399 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1400 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1401 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1402 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1403 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
fef3f571
RF		 1404 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1405 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1406 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
8c19a515
JS		 1407 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1408 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1409 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1410 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1411 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1412 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
ee8a1a0a
JS		 1413 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1414 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1415 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
8c19a515
JS		 1416 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1417 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1418 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1419 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1420 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1421 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
a96d6ef3
HR		 1422 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1423 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1424 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 1425 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1426 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1427 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1428 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1429 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1430 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 1431 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1432 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1433 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 1434 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1435 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1436 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4a4c8799
DB		 1437 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1438 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1439 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
f6f554f0
JK		 1440 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1441 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1442 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
b3aec7b6
JK		 1443 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1444 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1445 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
23aeb61e
CSW		 1446 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1447 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1448 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
ad734bc1 1449 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
8c19a515
JS		 1450 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1451 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
eaca1386 1452 { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT) },
cec15a0e 1453 { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
b5635b12 1454 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
bf280628 1455 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
c3dc66de 1456 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
5519cab4 1457 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
36213e1e 1458 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
bc5ab083 1459 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) },
ba4d8abb 1460 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
272036ed 1461 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
3b239cd7 1462 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1ce31b25 1463 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
fcfacfd3 1464 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
b9e4b1e0 1465 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
3596bb92 1466 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
942fd422 1467 { HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
3a370ca1 1468 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
79603dc9 1469 { HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, USB_DEVICE_ID_CVTOUCH_SCREEN) },
0f221320
JS		 1470 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1471 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
e8d0eab4 1472 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
0f221320 1473 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
a3b5e577 1474 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_TRUETOUCH) },
3f866fbd 1475 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
e05eefb9 1476 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
e36f690b
BT		 1477 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
1478 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
1479 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
fd1d1525
BT		 1480 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) },
1481 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) },
e36f690b
BT		 1482 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
1483 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
bb9ff210 1484 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
e36f690b 1485 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
64b386ea 1486 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
c04abeef 1487 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2515) },
04561c5a 1488 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1f243e30 1489 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
4d5df5d1 1490 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_FRUCTEL, USB_DEVICE_ID_GAMETEL_MT_MODE) },
5181e594 1491 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
578f3a35 1492 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
5572da08 1493 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
ee0fbd14 1494 { HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, USB_DEVICE_ID_GOODTOUCH_000f) },
5181e594 1495 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
42859e0b 1496 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
949f8fef 1497 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1e093206 1498 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
c2fd1a4e 1499 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
5519cab4 1500 { HID_USB_DEVICE(USB_VENDOR_ID_HANVON, USB_DEVICE_ID_HANVON_MULTITOUCH) },
54580365 1501 { HID_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
a062cc5a 1502 { HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM, USB_DEVICE_ID_IDEACOM_IDC6650) },
d946e65e 1503 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
4e61f0d7 1504 { HID_USB_DEVICE(USB_VENDOR_ID_ILITEK, USB_DEVICE_ID_ILITEK_MULTITOUCH) },
b2e7617e 1505 { HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS, USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
fdf93aa3 1506 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
177900e8 1507 { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
79422741 1508 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
22ca20b2
NK		 1509 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
1510 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
1511 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
b5635b12 1512 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
75b07022 1513 { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
c50bb1a4 1514 { HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MULTITOUCH) },
5f22a799
JS		 1515 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1516 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1517 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1518 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
1519 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1520 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1521 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
5f22a799
JS		 1522 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1523 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
5f22a799
JS		 1524 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
1525 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
2c6118e4 1526 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
606bd0a8
JS		 1527 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1528 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
1529 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
fd30ea8c 1530 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
606bd0a8 1531 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
74f292ca 1532 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
606bd0a8
JS		 1533 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1534 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
5623a24a 1535 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
e00ddc9b 1536 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
243b706d 1537 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
fdc6807f 1538 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
0944e964 1539#if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
534a7b8e
NLC		 1540 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1541 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
0944e964 1542#endif
32c88cbc 1543 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
606bd0a8 1544 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
24985cf6
JK		 1545 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1546 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
df167c4a 1547 { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH) },
c3ead6de 1548 { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH_DUAL) },
236db47c
BP		 1549 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1550 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
b580169a 1551 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
78a849a6
JS		 1552 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1553 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
1554 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1555 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
f3b83d71 1556 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
78a849a6 1557 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
3b8006e5 1558 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
94011f93 1559 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
6e32819e 1560 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1561 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1562 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1563 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1564 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
1565 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
1566 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
1567 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
1568 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
1569 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
1570 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
1571 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
1572 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
1573 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
1574 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
1575 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
1576 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
1577 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
270fdc07 1578 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
cd9ec30d 1579 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
2258e863
DK		 1580 { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT780) },
1581 { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT880) },
6ab3a9a6 1582 { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_PCI) },
1e762532 1583 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
b7ea95ff
AT		 1584 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
1585 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) },
1586 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
f6a04605 1587 { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
49e4739a 1588 { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) },
f54405db 1589 { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN) },
14bf62cd 1590 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
e68cc603 1591 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
d41c2a70 1592 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
47dbdbff 1593 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
0e70f97f 1594 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
cb7cf3da 1595 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
3fce2246 1596 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
1e93674a 1597 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
980a3da6 1598 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
b355850b 1599 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
d586dca0 1600 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
bd28ce00 1601 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
35dca5b4 1602 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
f9ce7c28 1603 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
cc6e0bbb 1604 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
d3fb5454 1605 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, USB_DEVICE_ID_MTP) },
b6dc7992
PAS		 1606 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, USB_DEVICE_ID_MTP_STM) },
1607 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, USB_DEVICE_ID_MTP_SITRONIX) },
90231e7e 1608 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
daedb3d6
AH		 1609 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
1610 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
7a84b133
RAG		 1611 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
1612 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
daedb3d6 1613 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
3ee8f0a2 1614 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
daedb3d6 1615 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
d65c3768 1616 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
740363fb 1617 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
44ea35c1 1618 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
f14f526d 1619 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
54001081 1620 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
5e74e56d 1621 { HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
711a680e 1622 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
c64f6f93 1623 { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
41fa9230 1624 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
f8a489cc
NK		 1625 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
1626 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
1627 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
6be914f1 1628 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
617b64f9
BT		 1629 { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
1630 { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
fac733f0 1631 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
42fc04e5 1632 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
ad395cca 1633 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
1bcc2067
SY		 1634 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
1635 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
1636 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
ca2dcd40 1637 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
78761ff9 1638 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
72a46344 1639 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
00e7f964 1640 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
4fdc18d1 1641 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
a786e83c 1642 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
72a46344 1643 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
8f1acc32 1644 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
bc8a2a9b 1645 { HID_USB_DEVICE(USB_VENDOR_ID_XAT, USB_DEVICE_ID_XAT_CSR) },
11576c61
MH		 1646 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX) },
1647 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX) },
1648 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR) },
1649 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX1) },
1650 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX1) },
1651 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR1) },
1652 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX2) },
1653 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX2) },
1654 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR2) },
74bc6953 1655 { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
daedb3d6
AH		 1656 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
1657 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
a9885c8f 1658 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
8c19a515 1659
78a849a6 1660 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
02fb72a0 1661 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
85cdaf52
JS		 1662 { }
1663};
1664
3a6f82f7
JS		 1665struct hid_dynid {
1666 struct list_head list;
1667 struct hid_device_id id;
1668};
1669
1670/**
1671 * store_new_id - add a new HID device ID to this driver and re-probe devices
1672 * @driver: target device driver
1673 * @buf: buffer for scanning device ID data
1674 * @count: input size
1675 *
1676 * Adds a new dynamic hid device ID to this driver,
1677 * and causes the driver to probe for all devices again.
1678 */
1679static ssize_t store_new_id(struct device_driver *drv, const char *buf,
1680 size_t count)
1681{
1682 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1683 struct hid_dynid *dynid;
1684 __u32 bus, vendor, product;
1685 unsigned long driver_data = 0;
1686 int ret;
1687
1688 ret = sscanf(buf, "%x %x %x %lx",
1689 &bus, &vendor, &product, &driver_data);
1690 if (ret < 3)
1691 return -EINVAL;
1692
1693 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
1694 if (!dynid)
1695 return -ENOMEM;
1696
1697 dynid->id.bus = bus;
4d53b801 1698 dynid->id.group = HID_GROUP_ANY;
3a6f82f7
JS		 1699 dynid->id.vendor = vendor;
1700 dynid->id.product = product;
1701 dynid->id.driver_data = driver_data;
1702
1703 spin_lock(&hdrv->dyn_lock);
1704 list_add_tail(&dynid->list, &hdrv->dyn_list);
1705 spin_unlock(&hdrv->dyn_lock);
1706
cef9bc56 1707 ret = driver_attach(&hdrv->driver);
3a6f82f7
JS		 1708
1709 return ret ? : count;
1710}
1711static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
1712
1713static void hid_free_dynids(struct hid_driver *hdrv)
1714{
1715 struct hid_dynid *dynid, *n;
1716
1717 spin_lock(&hdrv->dyn_lock);
1718 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
1719 list_del(&dynid->list);
1720 kfree(dynid);
1721 }
1722 spin_unlock(&hdrv->dyn_lock);
1723}
1724
1725static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
1726 struct hid_driver *hdrv)
1727{
1728 struct hid_dynid *dynid;
1729
1730 spin_lock(&hdrv->dyn_lock);
1731 list_for_each_entry(dynid, &hdrv->dyn_list, list) {
1732 if (hid_match_one_id(hdev, &dynid->id)) {
1733 spin_unlock(&hdrv->dyn_lock);
1734 return &dynid->id;
1735 }
1736 }
1737 spin_unlock(&hdrv->dyn_lock);
1738
1739 return hid_match_id(hdev, hdrv->id_table);
1740}
1741
85cdaf52
JS		 1742static int hid_bus_match(struct device *dev, struct device_driver *drv)
1743{
1744 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1745 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1746
8d179a9e
BT		 1747 if ((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
1748 !strncmp(hdrv->name, "hid-multitouch", 14))
1749 return 1;
1750
3a6f82f7 1751 if (!hid_match_device(hdev, hdrv))
85cdaf52
JS		 1752 return 0;
1753
ce06b9d6 1754 /* generic wants all that don't have specialized driver */
6b1968d5 1755 if (!strncmp(hdrv->name, "generic-", 8) && !hid_ignore_special_drivers)
ce06b9d6 1756 return !hid_match_id(hdev, hid_have_special_driver);
85cdaf52
JS		 1757
1758 return 1;
1759}
1760
1761static int hid_device_probe(struct device *dev)
1762{
1763 struct hid_driver *hdrv = container_of(dev->driver,
1764 struct hid_driver, driver);
1765 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1766 const struct hid_device_id *id;
1767 int ret = 0;
1768
4ea54542
DH		 1769 if (down_interruptible(&hdev->driver_lock))
1770 return -EINTR;
1771
85cdaf52 1772 if (!hdev->driver) {
3a6f82f7 1773 id = hid_match_device(hdev, hdrv);
ba623a77 1774 if (id == NULL) {
8d179a9e
BT		 1775 if (!((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
1776 !strncmp(hdrv->name, "hid-multitouch", 14))) {
1777 ret = -ENODEV;
1778 goto unlock;
1779 }
ba623a77 1780 }
85cdaf52 1781
c500c971
JS		 1782 hdev->driver = hdrv;
1783 if (hdrv->probe) {
1784 ret = hdrv->probe(hdev, id);
1785 } else { /* default probe */
a7197c2e 1786 ret = hid_open_report(hdev);
c500c971 1787 if (!ret)
93c10132 1788 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
85cdaf52 1789 }
a7197c2e
HR		 1790 if (ret) {
1791 hid_close_report(hdev);
c500c971 1792 hdev->driver = NULL;
a7197c2e 1793 }
85cdaf52 1794 }
ba623a77 1795unlock:
4ea54542 1796 up(&hdev->driver_lock);
85cdaf52
JS		 1797 return ret;
1798}
1799
1800static int hid_device_remove(struct device *dev)
1801{
1802 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
4ea54542
DH		 1803 struct hid_driver *hdrv;
1804
1805 if (down_interruptible(&hdev->driver_lock))
1806 return -EINTR;
85cdaf52 1807
4ea54542 1808 hdrv = hdev->driver;
85cdaf52
JS		 1809 if (hdrv) {
1810 if (hdrv->remove)
1811 hdrv->remove(hdev);
c500c971
JS		 1812 else /* default remove */
1813 hid_hw_stop(hdev);
a7197c2e 1814 hid_close_report(hdev);
85cdaf52
JS		 1815 hdev->driver = NULL;
1816 }
1817
4ea54542 1818 up(&hdev->driver_lock);
85cdaf52
JS		 1819 return 0;
1820}
1821
4d53b801
HR		 1822static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
1823 char *buf)
1824{
1825 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1826 int len;
1827
1828 len = snprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
1829 hdev->bus, hdev->group, hdev->vendor, hdev->product);
1830
1831 return (len >= PAGE_SIZE) ? (PAGE_SIZE - 1) : len;
1832}
1833
1834static struct device_attribute hid_dev_attrs[] = {
1835 __ATTR_RO(modalias),
1836 __ATTR_NULL,
1837};
1838
85cdaf52
JS		 1839static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
1840{
1841 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1842
1843 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
1844 hdev->bus, hdev->vendor, hdev->product))
1845 return -ENOMEM;
1846
1847 if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
1848 return -ENOMEM;
1849
1850 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
1851 return -ENOMEM;
1852
1853 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
1854 return -ENOMEM;
1855
4d53b801
HR		 1856 if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
1857 hdev->bus, hdev->group, hdev->vendor, hdev->product))
85cdaf52
JS		 1858 return -ENOMEM;
1859
1860 return 0;
1861}
1862
1863static struct bus_type hid_bus_type = {
1864 .name = "hid",
4d53b801 1865 .dev_attrs = hid_dev_attrs,
85cdaf52
JS		 1866 .match = hid_bus_match,
1867 .probe = hid_device_probe,
1868 .remove = hid_device_remove,
1869 .uevent = hid_uevent,
1870};
1871
bae7eb33 1872/* a list of devices that shouldn't be handled by HID core at all */
d458a9df
JS		 1873static const struct hid_device_id hid_ignore_list[] = {
1874 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
1875 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
1876 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
1877 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
1878 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
1879 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
1880 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
1881 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
1882 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
1883 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
1884 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
1885 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
77f720b7
SC		 1886 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
1887 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
62a56582 1888 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
d458a9df
JS		 1889 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
1890 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
1891 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
1892 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
1893 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
1894 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
5f6108cf 1895 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
d458a9df
JS		 1896 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
1897 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
73bc7d31 1898 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
789aaa2e 1899 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) },
d458a9df 1900 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
70c66567 1901 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
df506f2c 1902 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
b1807719 1903 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
d458a9df 1904 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
d458a9df
JS		 1905 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
1906 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30) },
1907 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30) },
1908 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT) },
1909 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT) },
1910 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT) },
1911 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT) },
1912 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT) },
1913 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL) },
1914 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
1915 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
1916 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
1917 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
1918 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
1919 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
1920 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
1921 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
1922 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
1923 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
1924 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
1925 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
1926 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
1927 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
1928 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
1929 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
1930 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
1931 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
1932 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
1933 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
1934 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
1935 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
1936 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
1937 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
1938 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
1939 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
1940 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
1941 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
1942 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
1943 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
1944 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
1945 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
1946 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
1947 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
1948 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
1949 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
1950 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
1951 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
1952 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
1953 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
1954 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
1955 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
1956 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
1957 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
1958 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
1959 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
1960 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
1961 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
1962 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
1963 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
1964 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
1965 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
1966 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
1967 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
c91c21c5 1968 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
d458a9df 1969 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
eb8141cc 1970 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
d458a9df 1971 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
ce97cac8 1972 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
d458a9df 1973 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
ce97cac8 1974 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
d458a9df 1975 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
ce97cac8
MH		 1976 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
1977 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
1978 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
1979 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
1980 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
1981 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
d458a9df
JS		 1982 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
1983 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
1984 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
ce97cac8
MH		 1985 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
1986 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
1987 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
d458a9df
JS		 1988 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
1989 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
ce97cac8 1990 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
d458a9df
JS		 1991 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
1992 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
1993 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
1994 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
1995 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
ce97cac8
MH		 1996 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
1997 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
1998 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
1999 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
2000 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
2001 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
2002 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
d458a9df
JS		 2003 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
2004 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
d458a9df
JS		 2005 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
2006 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
2007 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
2008 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
2009 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
2010 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
2011 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
2012 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
2013 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
2014 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
2015 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
2016 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
2017 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
2018 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
2019 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
2020 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
2021 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
4cfae3e8 2022 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
35cfd1d9 2023 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
8491ee10
JS		 2024#if defined(CONFIG_MOUSE_SYNAPTICS_USB) || defined(CONFIG_MOUSE_SYNAPTICS_USB_MODULE)
2025 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
2026 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
2027 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
2028 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
2029 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
2030 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
2031 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
2032 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
2033#endif
d458a9df
JS		 2034 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
2035 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
2036 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
2037 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
2038 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
2039 { HID_USB_DEVICE(USB_VENDOR_ID_WACOM, HID_ANY_ID) },
2040 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) },
2041 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
2042 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
2043 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
2044 { }
2045};
2046
b4d8e473
JS		 2047/**
2048 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2049 *
2050 * There are composite devices for which we want to ignore only a certain
2051 * interface. This is a list of devices for which only the mouse interface will
2052 * be ignored. This allows a dedicated driver to take care of the interface.
2053 */
2054static const struct hid_device_id hid_mouse_ignore_list[] = {
2055 /* appletouch driver */
2056 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2057 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2058 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2059 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2060 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2061 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2062 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2063 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2064 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2065 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2066 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2067 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2068 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2069 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2070 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2071 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2072 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2073 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2074 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2075 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
ac26fca3
JK		 2076 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2077 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2078 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 2079 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2080 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2081 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2082 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2083 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2084 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 2085 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2086 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2087 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 2088 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2089 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2090 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4b086910
JK		 2091 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2092 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2093 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2094 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2095 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2096 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b4d8e473
JS		 2097 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2098 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2099 { }
2100};
2101
d458a9df
JS		 2102static bool hid_ignore(struct hid_device *hdev)
2103{
2104 switch (hdev->vendor) {
2105 case USB_VENDOR_ID_CODEMERCS:
2106 /* ignore all Code Mercenaries IOWarrior devices */
2107 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2108 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2109 return true;
2110 break;
2111 case USB_VENDOR_ID_LOGITECH:
2112 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2113 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2114 return true;
65dd3b69
HV		 2115 /*
2116 * The Keene FM transmitter USB device has the same USB ID as
2117 * the Logitech AudioHub Speaker, but it should ignore the hid.
2118 * Check if the name is that of the Keene device.
2119 * For reference: the name of the AudioHub is
2120 * "HOLTEK AudioHub Speaker".
2121 */
2122 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2123 !strcmp(hdev->name, "HOLTEK B-LINK USB Audio "))
2124 return true;
d458a9df 2125 break;
31f7fd79
JW		 2126 case USB_VENDOR_ID_SOUNDGRAPH:
2127 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2128 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2129 return true;
2130 break;
bba5394a
XW		 2131 case USB_VENDOR_ID_HANWANG:
2132 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2133 hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2134 return true;
2135 break;
6dc1418e
TS		 2136 case USB_VENDOR_ID_JESS:
2137 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2138 hdev->type == HID_TYPE_USBNONE)
2139 return true;
2140 break;
d458a9df
JS		 2141 }
2142
b4d8e473
JS		 2143 if (hdev->type == HID_TYPE_USBMOUSE &&
2144 hid_match_id(hdev, hid_mouse_ignore_list))
2145 return true;
2146
d458a9df
JS		 2147 return !!hid_match_id(hdev, hid_ignore_list);
2148}
2149
85cdaf52
JS		 2150int hid_add_device(struct hid_device *hdev)
2151{
2152 static atomic_t id = ATOMIC_INIT(0);
2153 int ret;
2154
2155 if (WARN_ON(hdev->status & HID_STAT_ADDED))
2156 return -EBUSY;
2157
d458a9df
JS		 2158 /* we need to kill them here, otherwise they will stay allocated to
2159 * wait for coming driver */
e5a2a04c
JM		 2160 if (!(hdev->quirks & HID_QUIRK_NO_IGNORE)
2161 && (hid_ignore(hdev) || (hdev->quirks & HID_QUIRK_IGNORE)))
d458a9df
JS		 2162 return -ENODEV;
2163
a7197c2e
HR		 2164 /*
2165 * Read the device report descriptor once and use as template
2166 * for the driver-specific modifications.
2167 */
2168 ret = hdev->ll_driver->parse(hdev);
2169 if (ret)
2170 return ret;
2171 if (!hdev->dev_rdesc)
2172 return -ENODEV;
2173
6bbe586f
KS		 2174 /* XXX hack, any other cleaner solution after the driver core
2175 * is converted to allow more than 20 bytes as the device name? */
2176 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2177 hdev->vendor, hdev->product, atomic_inc_return(&id));
85cdaf52 2178
4da361b6 2179 hid_debug_register(hdev, dev_name(&hdev->dev));
85cdaf52
JS		 2180 ret = device_add(&hdev->dev);
2181 if (!ret)
2182 hdev->status |= HID_STAT_ADDED;
4da361b6
BP		 2183 else
2184 hid_debug_unregister(hdev);
a635f9dd 2185
85cdaf52
JS		 2186 return ret;
2187}
2188EXPORT_SYMBOL_GPL(hid_add_device);
2189
2190/**
2191 * hid_allocate_device - allocate new hid device descriptor
2192 *
2193 * Allocate and initialize hid device, so that hid_destroy_device might be
2194 * used to free it.
2195 *
2196 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2197 * error value.
2198 */
2199struct hid_device *hid_allocate_device(void)
2200{
2201 struct hid_device *hdev;
85cdaf52
JS		 2202 int ret = -ENOMEM;
2203
2204 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2205 if (hdev == NULL)
2206 return ERR_PTR(ret);
2207
2208 device_initialize(&hdev->dev);
2209 hdev->dev.release = hid_device_release;
2210 hdev->dev.bus = &hid_bus_type;
2211
a7197c2e 2212 hid_close_report(hdev);
85cdaf52 2213
cd667ce2
JK		 2214 init_waitqueue_head(&hdev->debug_wait);
2215 INIT_LIST_HEAD(&hdev->debug_list);
4ea54542 2216 sema_init(&hdev->driver_lock, 1);
cd667ce2 2217
85cdaf52 2218 return hdev;
85cdaf52
JS		 2219}
2220EXPORT_SYMBOL_GPL(hid_allocate_device);
2221
2222static void hid_remove_device(struct hid_device *hdev)
2223{
2224 if (hdev->status & HID_STAT_ADDED) {
2225 device_del(&hdev->dev);
a635f9dd 2226 hid_debug_unregister(hdev);
85cdaf52
JS		 2227 hdev->status &= ~HID_STAT_ADDED;
2228 }
a7197c2e
HR		 2229 kfree(hdev->dev_rdesc);
2230 hdev->dev_rdesc = NULL;
2231 hdev->dev_rsize = 0;
85cdaf52
JS		 2232}
2233
2234/**
2235 * hid_destroy_device - free previously allocated device
2236 *
2237 * @hdev: hid device
2238 *
2239 * If you allocate hid_device through hid_allocate_device, you should ever
2240 * free by this function.
2241 */
2242void hid_destroy_device(struct hid_device *hdev)
2243{
2244 hid_remove_device(hdev);
2245 put_device(&hdev->dev);
2246}
2247EXPORT_SYMBOL_GPL(hid_destroy_device);
2248
2249int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2250 const char *mod_name)
2251{
3a6f82f7
JS		 2252 int ret;
2253
85cdaf52
JS		 2254 hdrv->driver.name = hdrv->name;
2255 hdrv->driver.bus = &hid_bus_type;
2256 hdrv->driver.owner = owner;
2257 hdrv->driver.mod_name = mod_name;
2258
3a6f82f7
JS		 2259 INIT_LIST_HEAD(&hdrv->dyn_list);
2260 spin_lock_init(&hdrv->dyn_lock);
2261
2262 ret = driver_register(&hdrv->driver);
2263 if (ret)
2264 return ret;
2265
2266 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2267 if (ret)
2268 driver_unregister(&hdrv->driver);
2269
2270 return ret;
85cdaf52
JS		 2271}
2272EXPORT_SYMBOL_GPL(__hid_register_driver);
2273
2274void hid_unregister_driver(struct hid_driver *hdrv)
2275{
3a6f82f7 2276 driver_remove_file(&hdrv->driver, &driver_attr_new_id);
85cdaf52 2277 driver_unregister(&hdrv->driver);
3a6f82f7 2278 hid_free_dynids(hdrv);
85cdaf52
JS		 2279}
2280EXPORT_SYMBOL_GPL(hid_unregister_driver);
2281
0361a28d
ON		 2282int hid_check_keys_pressed(struct hid_device *hid)
2283{
2284 struct hid_input *hidinput;
2285 int i;
2286
e5288eb5
JK		 2287 if (!(hid->claimed & HID_CLAIMED_INPUT))
2288 return 0;
2289
0361a28d
ON		 2290 list_for_each_entry(hidinput, &hid->inputs, list) {
2291 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2292 if (hidinput->input->key[i])
2293 return 1;
2294 }
2295
2296 return 0;
2297}
2298
2299EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2300
86166b7b
JK		 2301static int __init hid_init(void)
2302{
85cdaf52
JS		 2303 int ret;
2304
a635f9dd 2305 if (hid_debug)
4291ee30
JP		 2306 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2307 "debugfs is now used for inspecting the device (report descriptor, reports)\n");
a635f9dd 2308
85cdaf52
JS		 2309 ret = bus_register(&hid_bus_type);
2310 if (ret) {
4291ee30 2311 pr_err("can't register hid bus\n");
85cdaf52
JS		 2312 goto err;
2313 }
2314
2315 ret = hidraw_init();
2316 if (ret)
2317 goto err_bus;
2318
a635f9dd
JK		 2319 hid_debug_init();
2320
85cdaf52
JS		 2321 return 0;
2322err_bus:
2323 bus_unregister(&hid_bus_type);
2324err:
2325 return ret;
86166b7b
JK		 2326}
2327
2328static void __exit hid_exit(void)
2329{
a635f9dd 2330 hid_debug_exit();
86166b7b 2331 hidraw_exit();
85cdaf52 2332 bus_unregister(&hid_bus_type);
86166b7b
JK		 2333}
2334
2335module_init(hid_init);
2336module_exit(hid_exit);
2337
88adb72b
JK		 2338MODULE_AUTHOR("Andreas Gal");
2339MODULE_AUTHOR("Vojtech Pavlik");
2340MODULE_AUTHOR("Jiri Kosina");
aa938f79
JK		 2341MODULE_LICENSE(DRIVER_LICENSE);
2342
Linux 6.x block layer and io_uring tree(s)