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Merge remote-tracking branch 'regulator/for-next'
[deliverable/linux.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);
643727a9 55MODULE_PARM_DESC(ignore_special_drivers, "Ignore any special drivers and handle all devices by generic driver");
6b1968d5 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
43622021
KC		 66 if (id >= HID_MAX_IDS)
67 return NULL;
dde5845a
JK		 68 if (report_enum->report_id_hash[id])
69 return report_enum->report_id_hash[id];
70
a3789a17
JP		 71 report = kzalloc(sizeof(struct hid_report), GFP_KERNEL);
72 if (!report)
dde5845a
JK		 73 return NULL;
74
75 if (id != 0)
76 report_enum->numbered = 1;
77
78 report->id = id;
79 report->type = type;
80 report->size = 0;
81 report->device = device;
82 report_enum->report_id_hash[id] = report;
83
84 list_add_tail(&report->list, &report_enum->report_list);
85
86 return report;
87}
90a006ab 88EXPORT_SYMBOL_GPL(hid_register_report);
dde5845a
JK		 89
90/*
91 * Register a new field for this report.
92 */
93
94static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
95{
96 struct hid_field *field;
97
98 if (report->maxfield == HID_MAX_FIELDS) {
8c3d52fc 99 hid_err(report->device, "too many fields in report\n");
dde5845a
JK		 100 return NULL;
101 }
102
a3789a17
JP		 103 field = kzalloc((sizeof(struct hid_field) +
104 usages * sizeof(struct hid_usage) +
105 values * sizeof(unsigned)), GFP_KERNEL);
106 if (!field)
107 return NULL;
dde5845a
JK		 108
109 field->index = report->maxfield++;
110 report->field[field->index] = field;
111 field->usage = (struct hid_usage *)(field + 1);
282bfd4c 112 field->value = (s32 *)(field->usage + usages);
dde5845a
JK		 113 field->report = report;
114
115 return field;
116}
117
118/*
119 * Open a collection. The type/usage is pushed on the stack.
120 */
121
122static int open_collection(struct hid_parser *parser, unsigned type)
123{
124 struct hid_collection *collection;
125 unsigned usage;
126
127 usage = parser->local.usage[0];
128
129 if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
8c3d52fc 130 hid_err(parser->device, "collection stack overflow\n");
a6fbaacf 131 return -EINVAL;
dde5845a
JK		 132 }
133
134 if (parser->device->maxcollection == parser->device->collection_size) {
135 collection = kmalloc(sizeof(struct hid_collection) *
136 parser->device->collection_size * 2, GFP_KERNEL);
137 if (collection == NULL) {
8c3d52fc 138 hid_err(parser->device, "failed to reallocate collection array\n");
a6fbaacf 139 return -ENOMEM;
dde5845a
JK		 140 }
141 memcpy(collection, parser->device->collection,
142 sizeof(struct hid_collection) *
143 parser->device->collection_size);
144 memset(collection + parser->device->collection_size, 0,
145 sizeof(struct hid_collection) *
146 parser->device->collection_size);
147 kfree(parser->device->collection);
148 parser->device->collection = collection;
149 parser->device->collection_size *= 2;
150 }
151
152 parser->collection_stack[parser->collection_stack_ptr++] =
153 parser->device->maxcollection;
154
155 collection = parser->device->collection +
156 parser->device->maxcollection++;
157 collection->type = type;
158 collection->usage = usage;
159 collection->level = parser->collection_stack_ptr - 1;
160
161 if (type == HID_COLLECTION_APPLICATION)
162 parser->device->maxapplication++;
163
164 return 0;
165}
166
167/*
168 * Close a collection.
169 */
170
171static int close_collection(struct hid_parser *parser)
172{
173 if (!parser->collection_stack_ptr) {
8c3d52fc 174 hid_err(parser->device, "collection stack underflow\n");
a6fbaacf 175 return -EINVAL;
dde5845a
JK		 176 }
177 parser->collection_stack_ptr--;
178 return 0;
179}
180
181/*
182 * Climb up the stack, search for the specified collection type
183 * and return the usage.
184 */
185
186static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
187{
504499f2 188 struct hid_collection *collection = parser->device->collection;
dde5845a 189 int n;
504499f2
JP		 190
191 for (n = parser->collection_stack_ptr - 1; n >= 0; n--) {
192 unsigned index = parser->collection_stack[n];
193 if (collection[index].type == type)
194 return collection[index].usage;
195 }
dde5845a
JK		 196 return 0; /* we know nothing about this usage type */
197}
198
199/*
200 * Add a usage to the temporary parser table.
201 */
202
203static int hid_add_usage(struct hid_parser *parser, unsigned usage)
204{
205 if (parser->local.usage_index >= HID_MAX_USAGES) {
8c3d52fc 206 hid_err(parser->device, "usage index exceeded\n");
dde5845a
JK		 207 return -1;
208 }
209 parser->local.usage[parser->local.usage_index] = usage;
210 parser->local.collection_index[parser->local.usage_index] =
211 parser->collection_stack_ptr ?
212 parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
213 parser->local.usage_index++;
214 return 0;
215}
216
217/*
218 * Register a new field for this report.
219 */
220
221static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
222{
223 struct hid_report *report;
224 struct hid_field *field;
cc6b54aa 225 unsigned usages;
dde5845a 226 unsigned offset;
cc6b54aa 227 unsigned i;
dde5845a 228
a3789a17
JP		 229 report = hid_register_report(parser->device, report_type, parser->global.report_id);
230 if (!report) {
8c3d52fc 231 hid_err(parser->device, "hid_register_report failed\n");
dde5845a
JK		 232 return -1;
233 }
234
bb2e1976 235 /* Handle both signed and unsigned cases properly */
0cd516c2 236 if ((parser->global.logical_minimum < 0 &&
237 parser->global.logical_maximum <
238 parser->global.logical_minimum) ||
239 (parser->global.logical_minimum >= 0 &&
240 (__u32)parser->global.logical_maximum <
241 (__u32)parser->global.logical_minimum)) {
242 dbg_hid("logical range invalid 0x%x 0x%x\n",
243 parser->global.logical_minimum,
244 parser->global.logical_maximum);
dde5845a
JK		 245 return -1;
246 }
247
248 offset = report->size;
249 report->size += parser->global.report_size * parser->global.report_count;
250
251 if (!parser->local.usage_index) /* Ignore padding fields */
252 return 0;
253
cc6b54aa
BT		 254 usages = max_t(unsigned, parser->local.usage_index,
255 parser->global.report_count);
dde5845a 256
a3789a17
JP		 257 field = hid_register_field(report, usages, parser->global.report_count);
258 if (!field)
dde5845a
JK		 259 return 0;
260
261 field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
262 field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
263 field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
264
265 for (i = 0; i < usages; i++) {
cc6b54aa 266 unsigned j = i;
dde5845a
JK		 267 /* Duplicate the last usage we parsed if we have excess values */
268 if (i >= parser->local.usage_index)
269 j = parser->local.usage_index - 1;
270 field->usage[i].hid = parser->local.usage[j];
271 field->usage[i].collection_index =
272 parser->local.collection_index[j];
cc6b54aa 273 field->usage[i].usage_index = i;
dde5845a
JK		 274 }
275
276 field->maxusage = usages;
277 field->flags = flags;
278 field->report_offset = offset;
279 field->report_type = report_type;
280 field->report_size = parser->global.report_size;
281 field->report_count = parser->global.report_count;
282 field->logical_minimum = parser->global.logical_minimum;
283 field->logical_maximum = parser->global.logical_maximum;
284 field->physical_minimum = parser->global.physical_minimum;
285 field->physical_maximum = parser->global.physical_maximum;
286 field->unit_exponent = parser->global.unit_exponent;
287 field->unit = parser->global.unit;
288
289 return 0;
290}
291
292/*
293 * Read data value from item.
294 */
295
296static u32 item_udata(struct hid_item *item)
297{
298 switch (item->size) {
880d29f1
JS		 299 case 1: return item->data.u8;
300 case 2: return item->data.u16;
301 case 4: return item->data.u32;
dde5845a
JK		 302 }
303 return 0;
304}
305
306static s32 item_sdata(struct hid_item *item)
307{
308 switch (item->size) {
880d29f1
JS		 309 case 1: return item->data.s8;
310 case 2: return item->data.s16;
311 case 4: return item->data.s32;
dde5845a
JK		 312 }
313 return 0;
314}
315
316/*
317 * Process a global item.
318 */
319
320static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
321{
ad0e669b 322 __s32 raw_value;
dde5845a 323 switch (item->tag) {
880d29f1 324 case HID_GLOBAL_ITEM_TAG_PUSH:
dde5845a 325
880d29f1 326 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
8c3d52fc 327 hid_err(parser->device, "global environment stack overflow\n");
880d29f1
JS		 328 return -1;
329 }
dde5845a 330
880d29f1
JS		 331 memcpy(parser->global_stack + parser->global_stack_ptr++,
332 &parser->global, sizeof(struct hid_global));
333 return 0;
dde5845a 334
880d29f1 335 case HID_GLOBAL_ITEM_TAG_POP:
dde5845a 336
880d29f1 337 if (!parser->global_stack_ptr) {
8c3d52fc 338 hid_err(parser->device, "global environment stack underflow\n");
880d29f1
JS		 339 return -1;
340 }
dde5845a 341
880d29f1
JS		 342 memcpy(&parser->global, parser->global_stack +
343 --parser->global_stack_ptr, sizeof(struct hid_global));
344 return 0;
dde5845a 345
880d29f1
JS		 346 case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
347 parser->global.usage_page = item_udata(item);
348 return 0;
dde5845a 349
880d29f1
JS		 350 case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
351 parser->global.logical_minimum = item_sdata(item);
352 return 0;
dde5845a 353
880d29f1
JS		 354 case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
355 if (parser->global.logical_minimum < 0)
356 parser->global.logical_maximum = item_sdata(item);
357 else
358 parser->global.logical_maximum = item_udata(item);
359 return 0;
dde5845a 360
880d29f1
JS		 361 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
362 parser->global.physical_minimum = item_sdata(item);
363 return 0;
dde5845a 364
880d29f1
JS		 365 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
366 if (parser->global.physical_minimum < 0)
367 parser->global.physical_maximum = item_sdata(item);
368 else
369 parser->global.physical_maximum = item_udata(item);
370 return 0;
dde5845a 371
880d29f1 372 case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
ad0e669b
NK		 373 /* Many devices provide unit exponent as a two's complement
374 * nibble due to the common misunderstanding of HID
375 * specification 1.11, 6.2.2.7 Global Items. Attempt to handle
376 * both this and the standard encoding. */
377 raw_value = item_sdata(item);
77463838
BT		 378 if (!(raw_value & 0xfffffff0))
379 parser->global.unit_exponent = hid_snto32(raw_value, 4);
380 else
381 parser->global.unit_exponent = raw_value;
880d29f1 382 return 0;
dde5845a 383
880d29f1
JS		 384 case HID_GLOBAL_ITEM_TAG_UNIT:
385 parser->global.unit = item_udata(item);
386 return 0;
dde5845a 387
880d29f1
JS		 388 case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
389 parser->global.report_size = item_udata(item);
23408f95 390 if (parser->global.report_size > 128) {
8c3d52fc 391 hid_err(parser->device, "invalid report_size %d\n",
880d29f1
JS		 392 parser->global.report_size);
393 return -1;
394 }
395 return 0;
dde5845a 396
880d29f1
JS		 397 case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
398 parser->global.report_count = item_udata(item);
399 if (parser->global.report_count > HID_MAX_USAGES) {
8c3d52fc 400 hid_err(parser->device, "invalid report_count %d\n",
880d29f1
JS		 401 parser->global.report_count);
402 return -1;
403 }
404 return 0;
dde5845a 405
880d29f1
JS		 406 case HID_GLOBAL_ITEM_TAG_REPORT_ID:
407 parser->global.report_id = item_udata(item);
43622021
KC		 408 if (parser->global.report_id == 0 ||
409 parser->global.report_id >= HID_MAX_IDS) {
410 hid_err(parser->device, "report_id %u is invalid\n",
411 parser->global.report_id);
dde5845a 412 return -1;
880d29f1
JS		 413 }
414 return 0;
415
416 default:
8c3d52fc 417 hid_err(parser->device, "unknown global tag 0x%x\n", item->tag);
880d29f1 418 return -1;
dde5845a
JK		 419 }
420}
421
422/*
423 * Process a local item.
424 */
425
426static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
427{
428 __u32 data;
429 unsigned n;
ba532198 430 __u32 count;
dde5845a 431
dde5845a
JK		 432 data = item_udata(item);
433
434 switch (item->tag) {
880d29f1
JS		 435 case HID_LOCAL_ITEM_TAG_DELIMITER:
436
437 if (data) {
438 /*
439 * We treat items before the first delimiter
440 * as global to all usage sets (branch 0).
441 * In the moment we process only these global
442 * items and the first delimiter set.
443 */
444 if (parser->local.delimiter_depth != 0) {
8c3d52fc 445 hid_err(parser->device, "nested delimiters\n");
880d29f1 446 return -1;
dde5845a 447 }
880d29f1
JS		 448 parser->local.delimiter_depth++;
449 parser->local.delimiter_branch++;
450 } else {
451 if (parser->local.delimiter_depth < 1) {
8c3d52fc 452 hid_err(parser->device, "bogus close delimiter\n");
880d29f1 453 return -1;
dde5845a 454 }
880d29f1
JS		 455 parser->local.delimiter_depth--;
456 }
38ead6ef 457 return 0;
dde5845a 458
880d29f1 459 case HID_LOCAL_ITEM_TAG_USAGE:
dde5845a 460
880d29f1
JS		 461 if (parser->local.delimiter_branch > 1) {
462 dbg_hid("alternative usage ignored\n");
463 return 0;
464 }
dde5845a 465
880d29f1
JS		 466 if (item->size <= 2)
467 data = (parser->global.usage_page << 16) + data;
dde5845a 468
880d29f1 469 return hid_add_usage(parser, data);
dde5845a 470
880d29f1 471 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
dde5845a 472
880d29f1
JS		 473 if (parser->local.delimiter_branch > 1) {
474 dbg_hid("alternative usage ignored\n");
dde5845a 475 return 0;
880d29f1 476 }
dde5845a 477
880d29f1
JS		 478 if (item->size <= 2)
479 data = (parser->global.usage_page << 16) + data;
dde5845a 480
880d29f1
JS		 481 parser->local.usage_minimum = data;
482 return 0;
dde5845a 483
880d29f1 484 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
dde5845a 485
880d29f1
JS		 486 if (parser->local.delimiter_branch > 1) {
487 dbg_hid("alternative usage ignored\n");
dde5845a 488 return 0;
880d29f1 489 }
dde5845a 490
880d29f1
JS		 491 if (item->size <= 2)
492 data = (parser->global.usage_page << 16) + data;
dde5845a 493
ba532198
BT		 494 count = data - parser->local.usage_minimum;
495 if (count + parser->local.usage_index >= HID_MAX_USAGES) {
496 /*
497 * We do not warn if the name is not set, we are
498 * actually pre-scanning the device.
499 */
500 if (dev_name(&parser->device->dev))
501 hid_warn(parser->device,
502 "ignoring exceeding usage max\n");
503 data = HID_MAX_USAGES - parser->local.usage_index +
504 parser->local.usage_minimum - 1;
505 if (data <= 0) {
506 hid_err(parser->device,
507 "no more usage index available\n");
508 return -1;
509 }
510 }
511
880d29f1
JS		 512 for (n = parser->local.usage_minimum; n <= data; n++)
513 if (hid_add_usage(parser, n)) {
514 dbg_hid("hid_add_usage failed\n");
515 return -1;
516 }
517 return 0;
518
519 default:
520
521 dbg_hid("unknown local item tag 0x%x\n", item->tag);
522 return 0;
dde5845a
JK		 523 }
524 return 0;
525}
526
527/*
528 * Process a main item.
529 */
530
531static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
532{
533 __u32 data;
534 int ret;
535
536 data = item_udata(item);
537
538 switch (item->tag) {
880d29f1
JS		 539 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
540 ret = open_collection(parser, data & 0xff);
541 break;
542 case HID_MAIN_ITEM_TAG_END_COLLECTION:
543 ret = close_collection(parser);
544 break;
545 case HID_MAIN_ITEM_TAG_INPUT:
546 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
547 break;
548 case HID_MAIN_ITEM_TAG_OUTPUT:
549 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
550 break;
551 case HID_MAIN_ITEM_TAG_FEATURE:
552 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
553 break;
554 default:
8c3d52fc 555 hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
880d29f1 556 ret = 0;
dde5845a
JK		 557 }
558
559 memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */
560
561 return ret;
562}
563
564/*
565 * Process a reserved item.
566 */
567
568static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
569{
58037eb9 570 dbg_hid("reserved item type, tag 0x%x\n", item->tag);
dde5845a
JK		 571 return 0;
572}
573
574/*
575 * Free a report and all registered fields. The field->usage and
576 * field->value table's are allocated behind the field, so we need
577 * only to free(field) itself.
578 */
579
580static void hid_free_report(struct hid_report *report)
581{
582 unsigned n;
583
584 for (n = 0; n < report->maxfield; n++)
585 kfree(report->field[n]);
586 kfree(report);
587}
588
589/*
a7197c2e
HR		 590 * Close report. This function returns the device
591 * state to the point prior to hid_open_report().
dde5845a 592 */
a7197c2e 593static void hid_close_report(struct hid_device *device)
dde5845a 594{
85cdaf52 595 unsigned i, j;
dde5845a
JK		 596
597 for (i = 0; i < HID_REPORT_TYPES; i++) {
598 struct hid_report_enum *report_enum = device->report_enum + i;
599
43622021 600 for (j = 0; j < HID_MAX_IDS; j++) {
dde5845a
JK		 601 struct hid_report *report = report_enum->report_id_hash[j];
602 if (report)
603 hid_free_report(report);
604 }
a7197c2e
HR		 605 memset(report_enum, 0, sizeof(*report_enum));
606 INIT_LIST_HEAD(&report_enum->report_list);
dde5845a
JK		 607 }
608
609 kfree(device->rdesc);
a7197c2e
HR		 610 device->rdesc = NULL;
611 device->rsize = 0;
612
767fe787 613 kfree(device->collection);
a7197c2e
HR		 614 device->collection = NULL;
615 device->collection_size = 0;
616 device->maxcollection = 0;
617 device->maxapplication = 0;
618
619 device->status &= ~HID_STAT_PARSED;
620}
621
622/*
623 * Free a device structure, all reports, and all fields.
624 */
625
626static void hid_device_release(struct device *dev)
627{
ee79a8f8 628 struct hid_device *hid = to_hid_device(dev);
a7197c2e
HR		 629
630 hid_close_report(hid);
631 kfree(hid->dev_rdesc);
632 kfree(hid);
dde5845a
JK		 633}
634
635/*
636 * Fetch a report description item from the data stream. We support long
637 * items, though they are not used yet.
638 */
639
640static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
641{
642 u8 b;
643
644 if ((end - start) <= 0)
645 return NULL;
646
647 b = *start++;
648
649 item->type = (b >> 2) & 3;
650 item->tag = (b >> 4) & 15;
651
652 if (item->tag == HID_ITEM_TAG_LONG) {
653
654 item->format = HID_ITEM_FORMAT_LONG;
655
656 if ((end - start) < 2)
657 return NULL;
658
659 item->size = *start++;
660 item->tag = *start++;
661
662 if ((end - start) < item->size)
663 return NULL;
664
665 item->data.longdata = start;
666 start += item->size;
667 return start;
668 }
669
670 item->format = HID_ITEM_FORMAT_SHORT;
671 item->size = b & 3;
672
673 switch (item->size) {
880d29f1
JS		 674 case 0:
675 return start;
dde5845a 676
880d29f1
JS		 677 case 1:
678 if ((end - start) < 1)
679 return NULL;
680 item->data.u8 = *start++;
681 return start;
682
683 case 2:
684 if ((end - start) < 2)
685 return NULL;
686 item->data.u16 = get_unaligned_le16(start);
687 start = (__u8 *)((__le16 *)start + 1);
688 return start;
689
690 case 3:
691 item->size++;
692 if ((end - start) < 4)
693 return NULL;
694 item->data.u32 = get_unaligned_le32(start);
695 start = (__u8 *)((__le32 *)start + 1);
696 return start;
dde5845a
JK		 697 }
698
699 return NULL;
700}
701
3dc8fc08 702static void hid_scan_input_usage(struct hid_parser *parser, u32 usage)
734c6609 703{
3dc8fc08
BT		 704 struct hid_device *hid = parser->device;
705
4fa3a583
HR		 706 if (usage == HID_DG_CONTACTID)
707 hid->group = HID_GROUP_MULTITOUCH;
734c6609
HR		 708}
709
f961bd35
BT		 710static void hid_scan_feature_usage(struct hid_parser *parser, u32 usage)
711{
712 if (usage == 0xff0000c5 && parser->global.report_count == 256 &&
713 parser->global.report_size == 8)
714 parser->scan_flags |= HID_SCAN_FLAG_MT_WIN_8;
715}
716
3dc8fc08
BT		 717static void hid_scan_collection(struct hid_parser *parser, unsigned type)
718{
719 struct hid_device *hid = parser->device;
e39f2d59 720 int i;
3dc8fc08
BT		 721
722 if (((parser->global.usage_page << 16) == HID_UP_SENSOR) &&
723 type == HID_COLLECTION_PHYSICAL)
724 hid->group = HID_GROUP_SENSOR_HUB;
be3b1634
AW		 725
726 if (hid->vendor == USB_VENDOR_ID_MICROSOFT &&
0439de75 727 (hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3 ||
c6956eb7 728 hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2 ||
0439de75 729 hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP ||
b490a853 730 hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_JP ||
0439de75 731 hid->product == USB_DEVICE_ID_MS_TYPE_COVER_3 ||
18eec2cd 732 hid->product == USB_DEVICE_ID_MS_POWER_COVER) &&
be3b1634
AW		 733 hid->group == HID_GROUP_MULTITOUCH)
734 hid->group = HID_GROUP_GENERIC;
e39f2d59
AD		 735
736 if ((parser->global.usage_page << 16) == HID_UP_GENDESK)
737 for (i = 0; i < parser->local.usage_index; i++)
738 if (parser->local.usage[i] == HID_GD_POINTER)
739 parser->scan_flags |= HID_SCAN_FLAG_GD_POINTER;
740
741 if ((parser->global.usage_page << 16) >= HID_UP_MSVENDOR)
742 parser->scan_flags |= HID_SCAN_FLAG_VENDOR_SPECIFIC;
3dc8fc08
BT		 743}
744
745static int hid_scan_main(struct hid_parser *parser, struct hid_item *item)
746{
747 __u32 data;
748 int i;
749
750 data = item_udata(item);
751
752 switch (item->tag) {
753 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
754 hid_scan_collection(parser, data & 0xff);
755 break;
756 case HID_MAIN_ITEM_TAG_END_COLLECTION:
757 break;
758 case HID_MAIN_ITEM_TAG_INPUT:
e24d0d39
BT		 759 /* ignore constant inputs, they will be ignored by hid-input */
760 if (data & HID_MAIN_ITEM_CONSTANT)
761 break;
3dc8fc08
BT		 762 for (i = 0; i < parser->local.usage_index; i++)
763 hid_scan_input_usage(parser, parser->local.usage[i]);
764 break;
765 case HID_MAIN_ITEM_TAG_OUTPUT:
766 break;
767 case HID_MAIN_ITEM_TAG_FEATURE:
f961bd35
BT		 768 for (i = 0; i < parser->local.usage_index; i++)
769 hid_scan_feature_usage(parser, parser->local.usage[i]);
3dc8fc08
BT		 770 break;
771 }
772
773 /* Reset the local parser environment */
774 memset(&parser->local, 0, sizeof(parser->local));
775
776 return 0;
777}
778
734c6609
HR		 779/*
780 * Scan a report descriptor before the device is added to the bus.
781 * Sets device groups and other properties that determine what driver
782 * to load.
783 */
784static int hid_scan_report(struct hid_device *hid)
785{
3dc8fc08
BT		 786 struct hid_parser *parser;
787 struct hid_item item;
734c6609
HR		 788 __u8 *start = hid->dev_rdesc;
789 __u8 *end = start + hid->dev_rsize;
3dc8fc08
BT		 790 static int (*dispatch_type[])(struct hid_parser *parser,
791 struct hid_item *item) = {
792 hid_scan_main,
793 hid_parser_global,
794 hid_parser_local,
795 hid_parser_reserved
796 };
797
798 parser = vzalloc(sizeof(struct hid_parser));
799 if (!parser)
800 return -ENOMEM;
734c6609 801
3dc8fc08 802 parser->device = hid;
734c6609 803 hid->group = HID_GROUP_GENERIC;
734c6609 804
3dc8fc08
BT		 805 /*
806 * The parsing is simpler than the one in hid_open_report() as we should
807 * be robust against hid errors. Those errors will be raised by
808 * hid_open_report() anyway.
809 */
810 while ((start = fetch_item(start, end, &item)) != NULL)
811 dispatch_type[item.type](parser, &item);
812
f961bd35
BT		 813 /*
814 * Handle special flags set during scanning.
815 */
816 if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) &&
817 (hid->group == HID_GROUP_MULTITOUCH))
818 hid->group = HID_GROUP_MULTITOUCH_WIN_8;
819
29b47391
BT		 820 /*
821 * Vendor specific handlings
822 */
823 switch (hid->vendor) {
824 case USB_VENDOR_ID_WACOM:
825 hid->group = HID_GROUP_WACOM;
826 break;
c241c5ee 827 case USB_VENDOR_ID_SYNAPTICS:
e39f2d59
AD		 828 if (hid->group == HID_GROUP_GENERIC)
829 if ((parser->scan_flags & HID_SCAN_FLAG_VENDOR_SPECIFIC)
830 && (parser->scan_flags & HID_SCAN_FLAG_GD_POINTER))
831 /*
832 * hid-rmi should take care of them,
833 * not hid-generic
834 */
835 hid->group = HID_GROUP_RMI;
c241c5ee 836 break;
29b47391
BT		 837 }
838
3dc8fc08 839 vfree(parser);
734c6609
HR		 840 return 0;
841}
842
85cdaf52
JS		 843/**
844 * hid_parse_report - parse device report
845 *
846 * @device: hid device
847 * @start: report start
848 * @size: report size
849 *
a7197c2e
HR		 850 * Allocate the device report as read by the bus driver. This function should
851 * only be called from parse() in ll drivers.
852 */
853int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
854{
855 hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
856 if (!hid->dev_rdesc)
857 return -ENOMEM;
858 hid->dev_rsize = size;
859 return 0;
860}
861EXPORT_SYMBOL_GPL(hid_parse_report);
862
331415ff
KC		 863static const char * const hid_report_names[] = {
864 "HID_INPUT_REPORT",
865 "HID_OUTPUT_REPORT",
866 "HID_FEATURE_REPORT",
867};
868/**
869 * hid_validate_values - validate existing device report's value indexes
870 *
871 * @device: hid device
872 * @type: which report type to examine
873 * @id: which report ID to examine (0 for first)
874 * @field_index: which report field to examine
875 * @report_counts: expected number of values
876 *
877 * Validate the number of values in a given field of a given report, after
878 * parsing.
879 */
880struct hid_report *hid_validate_values(struct hid_device *hid,
881 unsigned int type, unsigned int id,
882 unsigned int field_index,
883 unsigned int report_counts)
884{
885 struct hid_report *report;
886
887 if (type > HID_FEATURE_REPORT) {
888 hid_err(hid, "invalid HID report type %u\n", type);
889 return NULL;
890 }
891
892 if (id >= HID_MAX_IDS) {
893 hid_err(hid, "invalid HID report id %u\n", id);
894 return NULL;
895 }
896
897 /*
898 * Explicitly not using hid_get_report() here since it depends on
899 * ->numbered being checked, which may not always be the case when
900 * drivers go to access report values.
901 */
1b15d2e5
KC		 902 if (id == 0) {
903 /*
904 * Validating on id 0 means we should examine the first
905 * report in the list.
906 */
907 report = list_entry(
908 hid->report_enum[type].report_list.next,
909 struct hid_report, list);
910 } else {
911 report = hid->report_enum[type].report_id_hash[id];
912 }
331415ff
KC		 913 if (!report) {
914 hid_err(hid, "missing %s %u\n", hid_report_names[type], id);
915 return NULL;
916 }
917 if (report->maxfield <= field_index) {
918 hid_err(hid, "not enough fields in %s %u\n",
919 hid_report_names[type], id);
920 return NULL;
921 }
922 if (report->field[field_index]->report_count < report_counts) {
923 hid_err(hid, "not enough values in %s %u field %u\n",
924 hid_report_names[type], id, field_index);
925 return NULL;
926 }
927 return report;
928}
929EXPORT_SYMBOL_GPL(hid_validate_values);
930
a7197c2e
HR		 931/**
932 * hid_open_report - open a driver-specific device report
933 *
934 * @device: hid device
935 *
dde5845a
JK		 936 * Parse a report description into a hid_device structure. Reports are
937 * enumerated, fields are attached to these reports.
85cdaf52 938 * 0 returned on success, otherwise nonzero error value.
a7197c2e
HR		 939 *
940 * This function (or the equivalent hid_parse() macro) should only be
941 * called from probe() in drivers, before starting the device.
dde5845a 942 */
a7197c2e 943int hid_open_report(struct hid_device *device)
dde5845a 944{
dde5845a
JK		 945 struct hid_parser *parser;
946 struct hid_item item;
a7197c2e
HR		 947 unsigned int size;
948 __u8 *start;
86e6b77e 949 __u8 *buf;
dde5845a 950 __u8 *end;
85cdaf52 951 int ret;
dde5845a
JK		 952 static int (*dispatch_type[])(struct hid_parser *parser,
953 struct hid_item *item) = {
954 hid_parser_main,
955 hid_parser_global,
956 hid_parser_local,
957 hid_parser_reserved
958 };
959
a7197c2e
HR		 960 if (WARN_ON(device->status & HID_STAT_PARSED))
961 return -EBUSY;
962
963 start = device->dev_rdesc;
964 if (WARN_ON(!start))
965 return -ENODEV;
966 size = device->dev_rsize;
967
86e6b77e
KD		 968 buf = kmemdup(start, size, GFP_KERNEL);
969 if (buf == NULL)
970 return -ENOMEM;
971
c500c971 972 if (device->driver->report_fixup)
86e6b77e
KD		 973 start = device->driver->report_fixup(device, buf, &size);
974 else
975 start = buf;
c500c971 976
86e6b77e
KD		 977 start = kmemdup(start, size, GFP_KERNEL);
978 kfree(buf);
979 if (start == NULL)
85cdaf52 980 return -ENOMEM;
86e6b77e
KD		 981
982 device->rdesc = start;
dde5845a
JK		 983 device->rsize = size;
984
fe258020 985 parser = vzalloc(sizeof(struct hid_parser));
85cdaf52
JS		 986 if (!parser) {
987 ret = -ENOMEM;
988 goto err;
dde5845a 989 }
85cdaf52 990
dde5845a
JK		 991 parser->device = device;
992
993 end = start + size;
a7197c2e
HR		 994
995 device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
996 sizeof(struct hid_collection), GFP_KERNEL);
997 if (!device->collection) {
998 ret = -ENOMEM;
999 goto err;
1000 }
1001 device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
1002
85cdaf52 1003 ret = -EINVAL;
dde5845a
JK		 1004 while ((start = fetch_item(start, end, &item)) != NULL) {
1005
1006 if (item.format != HID_ITEM_FORMAT_SHORT) {
8c3d52fc 1007 hid_err(device, "unexpected long global item\n");
85cdaf52 1008 goto err;
dde5845a
JK		 1009 }
1010
1011 if (dispatch_type[item.type](parser, &item)) {
8c3d52fc 1012 hid_err(device, "item %u %u %u %u parsing failed\n",
4291ee30
JP		 1013 item.format, (unsigned)item.size,
1014 (unsigned)item.type, (unsigned)item.tag);
85cdaf52 1015 goto err;
dde5845a
JK		 1016 }
1017
1018 if (start == end) {
1019 if (parser->collection_stack_ptr) {
8c3d52fc 1020 hid_err(device, "unbalanced collection at end of report description\n");
85cdaf52 1021 goto err;
dde5845a
JK		 1022 }
1023 if (parser->local.delimiter_depth) {
8c3d52fc 1024 hid_err(device, "unbalanced delimiter at end of report description\n");
85cdaf52 1025 goto err;
dde5845a 1026 }
47a80edb 1027 vfree(parser);
a7197c2e 1028 device->status |= HID_STAT_PARSED;
85cdaf52 1029 return 0;
dde5845a
JK		 1030 }
1031 }
1032
8c3d52fc 1033 hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
85cdaf52 1034err:
47a80edb 1035 vfree(parser);
a7197c2e 1036 hid_close_report(device);
85cdaf52 1037 return ret;
dde5845a 1038}
a7197c2e 1039EXPORT_SYMBOL_GPL(hid_open_report);
dde5845a
JK		 1040
1041/*
1042 * Convert a signed n-bit integer to signed 32-bit integer. Common
1043 * cases are done through the compiler, the screwed things has to be
1044 * done by hand.
1045 */
1046
1047static s32 snto32(__u32 value, unsigned n)
1048{
1049 switch (n) {
880d29f1
JS		 1050 case 8: return ((__s8)value);
1051 case 16: return ((__s16)value);
1052 case 32: return ((__s32)value);
dde5845a
JK		 1053 }
1054 return value & (1 << (n - 1)) ? value | (-1 << n) : value;
1055}
1056
77463838
BT		 1057s32 hid_snto32(__u32 value, unsigned n)
1058{
1059 return snto32(value, n);
1060}
1061EXPORT_SYMBOL_GPL(hid_snto32);
1062
dde5845a
JK		 1063/*
1064 * Convert a signed 32-bit integer to a signed n-bit integer.
1065 */
1066
1067static u32 s32ton(__s32 value, unsigned n)
1068{
1069 s32 a = value >> (n - 1);
1070 if (a && a != -1)
1071 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
1072 return value & ((1 << n) - 1);
1073}
1074
1075/*
1076 * Extract/implement a data field from/to a little endian report (bit array).
1077 *
1078 * Code sort-of follows HID spec:
5137b354 1079 * http://www.usb.org/developers/hidpage/HID1_11.pdf
dde5845a
JK		 1080 *
1081 * While the USB HID spec allows unlimited length bit fields in "report
1082 * descriptors", most devices never use more than 16 bits.
1083 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
1084 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
1085 */
1086
5137b354 1087static u32 __extract(u8 *report, unsigned offset, int n)
dde5845a 1088{
5137b354
DT		 1089 unsigned int idx = offset / 8;
1090 unsigned int bit_nr = 0;
1091 unsigned int bit_shift = offset % 8;
1092 int bits_to_copy = 8 - bit_shift;
1093 u32 value = 0;
1094 u32 mask = n < 32 ? (1U << n) - 1 : ~0U;
1095
1096 while (n > 0) {
1097 value |= ((u32)report[idx] >> bit_shift) << bit_nr;
1098 n -= bits_to_copy;
1099 bit_nr += bits_to_copy;
1100 bits_to_copy = 8;
1101 bit_shift = 0;
1102 idx++;
1103 }
1104
1105 return value & mask;
1106}
dde5845a 1107
5137b354
DT		 1108u32 hid_field_extract(const struct hid_device *hid, u8 *report,
1109 unsigned offset, unsigned n)
1110{
1111 if (n > 32) {
04fba786 1112 hid_warn(hid, "hid_field_extract() called with n (%d) > 32! (%s)\n",
4291ee30 1113 n, current->comm);
5137b354
DT		 1114 n = 32;
1115 }
dde5845a 1116
5137b354 1117 return __extract(report, offset, n);
dde5845a 1118}
04fba786 1119EXPORT_SYMBOL_GPL(hid_field_extract);
dde5845a
JK		 1120
1121/*
1122 * "implement" : set bits in a little endian bit stream.
1123 * Same concepts as "extract" (see comments above).
1124 * The data mangled in the bit stream remains in little endian
1125 * order the whole time. It make more sense to talk about
1126 * endianness of register values by considering a register
5137b354 1127 * a "cached" copy of the little endian bit stream.
dde5845a 1128 */
5137b354
DT		 1129
1130static void __implement(u8 *report, unsigned offset, int n, u32 value)
1131{
1132 unsigned int idx = offset / 8;
5137b354
DT		 1133 unsigned int bit_shift = offset % 8;
1134 int bits_to_set = 8 - bit_shift;
5137b354
DT		 1135
1136 while (n - bits_to_set >= 0) {
95d1c895 1137 report[idx] &= ~(0xff << bit_shift);
5137b354
DT		 1138 report[idx] |= value << bit_shift;
1139 value >>= bits_to_set;
1140 n -= bits_to_set;
1141 bits_to_set = 8;
5137b354
DT		 1142 bit_shift = 0;
1143 idx++;
1144 }
1145
1146 /* last nibble */
1147 if (n) {
95d1c895
DT		 1148 u8 bit_mask = ((1U << n) - 1);
1149 report[idx] &= ~(bit_mask << bit_shift);
1150 report[idx] |= value << bit_shift;
5137b354
DT		 1151 }
1152}
1153
1154static void implement(const struct hid_device *hid, u8 *report,
1155 unsigned offset, unsigned n, u32 value)
dde5845a 1156{
95d1c895 1157 if (unlikely(n > 32)) {
4291ee30
JP		 1158 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
1159 __func__, n, current->comm);
5137b354 1160 n = 32;
95d1c895
DT		 1161 } else if (n < 32) {
1162 u32 m = (1U << n) - 1;
1163
1164 if (unlikely(value > m)) {
1165 hid_warn(hid,
1166 "%s() called with too large value %d (n: %d)! (%s)\n",
1167 __func__, value, n, current->comm);
1168 WARN_ON(1);
1169 value &= m;
1170 }
5137b354 1171 }
dde5845a 1172
5137b354 1173 __implement(report, offset, n, value);
dde5845a
JK		 1174}
1175
1176/*
1177 * Search an array for a value.
1178 */
1179
16ee4cc8 1180static int search(__s32 *array, __s32 value, unsigned n)
dde5845a
JK		 1181{
1182 while (n--) {
1183 if (*array++ == value)
1184 return 0;
1185 }
1186 return -1;
1187}
1188
85cdaf52
JS		 1189/**
1190 * hid_match_report - check if driver's raw_event should be called
1191 *
1192 * @hid: hid device
1193 * @report_type: type to match against
1194 *
1195 * compare hid->driver->report_table->report_type to report->type
1196 */
1197static int hid_match_report(struct hid_device *hid, struct hid_report *report)
dde5845a 1198{
85cdaf52
JS		 1199 const struct hid_report_id *id = hid->driver->report_table;
1200
1201 if (!id) /* NULL means all */
1202 return 1;
1203
1204 for (; id->report_type != HID_TERMINATOR; id++)
1205 if (id->report_type == HID_ANY_ID ||
1206 id->report_type == report->type)
1207 return 1;
1208 return 0;
1209}
1210
1211/**
1212 * hid_match_usage - check if driver's event should be called
1213 *
1214 * @hid: hid device
1215 * @usage: usage to match against
1216 *
1217 * compare hid->driver->usage_table->usage_{type,code} to
1218 * usage->usage_{type,code}
1219 */
1220static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
1221{
1222 const struct hid_usage_id *id = hid->driver->usage_table;
1223
1224 if (!id) /* NULL means all */
1225 return 1;
1226
1227 for (; id->usage_type != HID_ANY_ID - 1; id++)
1228 if ((id->usage_hid == HID_ANY_ID ||
1229 id->usage_hid == usage->hid) &&
1230 (id->usage_type == HID_ANY_ID ||
1231 id->usage_type == usage->type) &&
1232 (id->usage_code == HID_ANY_ID ||
1233 id->usage_code == usage->code))
1234 return 1;
1235 return 0;
1236}
1237
1238static void hid_process_event(struct hid_device *hid, struct hid_field *field,
1239 struct hid_usage *usage, __s32 value, int interrupt)
1240{
1241 struct hid_driver *hdrv = hid->driver;
1242 int ret;
1243
9bfc8da0
HR		 1244 if (!list_empty(&hid->debug_list))
1245 hid_dump_input(hid, usage, value);
85cdaf52
JS		 1246
1247 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
1248 ret = hdrv->event(hid, field, usage, value);
1249 if (ret != 0) {
1250 if (ret < 0)
8c3d52fc 1251 hid_err(hid, "%s's event failed with %d\n",
85cdaf52
JS		 1252 hdrv->name, ret);
1253 return;
1254 }
1255 }
1256
dde5845a
JK		 1257 if (hid->claimed & HID_CLAIMED_INPUT)
1258 hidinput_hid_event(hid, field, usage, value);
aa938f79
JK		 1259 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
1260 hid->hiddev_hid_event(hid, field, usage, value);
dde5845a
JK		 1261}
1262
1263/*
1264 * Analyse a received field, and fetch the data from it. The field
1265 * content is stored for next report processing (we do differential
1266 * reporting to the layer).
1267 */
1268
abdff0f7
AB		 1269static void hid_input_field(struct hid_device *hid, struct hid_field *field,
1270 __u8 *data, int interrupt)
dde5845a
JK		 1271{
1272 unsigned n;
1273 unsigned count = field->report_count;
1274 unsigned offset = field->report_offset;
1275 unsigned size = field->report_size;
1276 __s32 min = field->logical_minimum;
1277 __s32 max = field->logical_maximum;
1278 __s32 *value;
1279
a3789a17
JP		 1280 value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
1281 if (!value)
dde5845a
JK		 1282 return;
1283
1284 for (n = 0; n < count; n++) {
1285
4291ee30 1286 value[n] = min < 0 ?
04fba786
GB		 1287 snto32(hid_field_extract(hid, data, offset + n * size,
1288 size), size) :
1289 hid_field_extract(hid, data, offset + n * size, size);
dde5845a 1290
4291ee30
JP		 1291 /* Ignore report if ErrorRollOver */
1292 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
1293 value[n] >= min && value[n] <= max &&
50220dea 1294 value[n] - min < field->maxusage &&
4291ee30
JP		 1295 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
1296 goto exit;
dde5845a
JK		 1297 }
1298
1299 for (n = 0; n < count; n++) {
1300
1301 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
1302 hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
1303 continue;
1304 }
1305
1306 if (field->value[n] >= min && field->value[n] <= max
50220dea 1307 && field->value[n] - min < field->maxusage
dde5845a
JK		 1308 && field->usage[field->value[n] - min].hid
1309 && search(value, field->value[n], count))
1310 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
1311
1312 if (value[n] >= min && value[n] <= max
50220dea 1313 && value[n] - min < field->maxusage
dde5845a
JK		 1314 && field->usage[value[n] - min].hid
1315 && search(field->value, value[n], count))
1316 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1317 }
1318
1319 memcpy(field->value, value, count * sizeof(__s32));
1320exit:
1321 kfree(value);
1322}
dde5845a
JK		 1323
1324/*
1325 * Output the field into the report.
1326 */
1327
4291ee30
JP		 1328static void hid_output_field(const struct hid_device *hid,
1329 struct hid_field *field, __u8 *data)
dde5845a
JK		 1330{
1331 unsigned count = field->report_count;
1332 unsigned offset = field->report_offset;
1333 unsigned size = field->report_size;
1334 unsigned n;
1335
1336 for (n = 0; n < count; n++) {
1337 if (field->logical_minimum < 0) /* signed values */
4291ee30
JP		 1338 implement(hid, data, offset + n * size, size,
1339 s32ton(field->value[n], size));
dde5845a 1340 else /* unsigned values */
4291ee30
JP		 1341 implement(hid, data, offset + n * size, size,
1342 field->value[n]);
dde5845a
JK		 1343 }
1344}
1345
1346/*
27ce4050
JK		 1347 * Create a report. 'data' has to be allocated using
1348 * hid_alloc_report_buf() so that it has proper size.
dde5845a
JK		 1349 */
1350
229695e5 1351void hid_output_report(struct hid_report *report, __u8 *data)
dde5845a
JK		 1352{
1353 unsigned n;
1354
1355 if (report->id > 0)
1356 *data++ = report->id;
1357
75c28df8 1358 memset(data, 0, ((report->size - 1) >> 3) + 1);
dde5845a 1359 for (n = 0; n < report->maxfield; n++)
4291ee30 1360 hid_output_field(report->device, report->field[n], data);
dde5845a 1361}
229695e5 1362EXPORT_SYMBOL_GPL(hid_output_report);
dde5845a 1363
27ce4050
JK		 1364/*
1365 * Allocator for buffer that is going to be passed to hid_output_report()
1366 */
1367u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags)
1368{
1369 /*
1370 * 7 extra bytes are necessary to achieve proper functionality
1371 * of implement() working on 8 byte chunks
1372 */
1373
19e4ec52 1374 int len = hid_report_len(report) + 7;
27ce4050
JK		 1375
1376 return kmalloc(len, flags);
1377}
1378EXPORT_SYMBOL_GPL(hid_alloc_report_buf);
1379
dde5845a
JK		 1380/*
1381 * Set a field value. The report this field belongs to has to be
1382 * created and transferred to the device, to set this value in the
1383 * device.
1384 */
1385
1386int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1387{
be67b68d
KC		 1388 unsigned size;
1389
1390 if (!field)
1391 return -1;
1392
1393 size = field->report_size;
dde5845a 1394
cd667ce2 1395 hid_dump_input(field->report->device, field->usage + offset, value);
dde5845a
JK		 1396
1397 if (offset >= field->report_count) {
8c3d52fc
JK		 1398 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1399 offset, field->report_count);
dde5845a
JK		 1400 return -1;
1401 }
1402 if (field->logical_minimum < 0) {
1403 if (value != snto32(s32ton(value, size), size)) {
8c3d52fc 1404 hid_err(field->report->device, "value %d is out of range\n", value);
dde5845a
JK		 1405 return -1;
1406 }
1407 }
1408 field->value[offset] = value;
1409 return 0;
1410}
229695e5 1411EXPORT_SYMBOL_GPL(hid_set_field);
dde5845a 1412
85cdaf52
JS		 1413static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1414 const u8 *data)
aa8de2f0 1415{
aa8de2f0 1416 struct hid_report *report;
85cdaf52 1417 unsigned int n = 0; /* Normally report number is 0 */
aa8de2f0 1418
85cdaf52
JS		 1419 /* Device uses numbered reports, data[0] is report number */
1420 if (report_enum->numbered)
1421 n = *data;
aa8de2f0 1422
85cdaf52
JS		 1423 report = report_enum->report_id_hash[n];
1424 if (report == NULL)
1425 dbg_hid("undefined report_id %u received\n", n);
aa8de2f0 1426
85cdaf52
JS		 1427 return report;
1428}
aa8de2f0 1429
4fa5a7f7
BT		 1430/*
1431 * Implement a generic .request() callback, using .raw_request()
1432 * DO NOT USE in hid drivers directly, but through hid_hw_request instead.
1433 */
1434void __hid_request(struct hid_device *hid, struct hid_report *report,
1435 int reqtype)
1436{
1437 char *buf;
1438 int ret;
1439 int len;
1440
4fa5a7f7
BT		 1441 buf = hid_alloc_report_buf(report, GFP_KERNEL);
1442 if (!buf)
1443 return;
1444
1445 len = hid_report_len(report);
1446
1447 if (reqtype == HID_REQ_SET_REPORT)
1448 hid_output_report(report, buf);
1449
1450 ret = hid->ll_driver->raw_request(hid, report->id, buf, len,
1451 report->type, reqtype);
1452 if (ret < 0) {
1453 dbg_hid("unable to complete request: %d\n", ret);
1454 goto out;
1455 }
1456
1457 if (reqtype == HID_REQ_GET_REPORT)
1458 hid_input_report(hid, report->type, buf, ret, 0);
1459
1460out:
1461 kfree(buf);
1462}
1463EXPORT_SYMBOL_GPL(__hid_request);
1464
b6787242 1465int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
85cdaf52
JS		 1466 int interrupt)
1467{
1468 struct hid_report_enum *report_enum = hid->report_enum + type;
1469 struct hid_report *report;
6d85d037 1470 struct hid_driver *hdrv;
85cdaf52
JS		 1471 unsigned int a;
1472 int rsize, csize = size;
1473 u8 *cdata = data;
b6787242 1474 int ret = 0;
aa8de2f0 1475
85cdaf52
JS		 1476 report = hid_get_report(report_enum, data);
1477 if (!report)
b6787242 1478 goto out;
aa8de2f0 1479
85cdaf52
JS		 1480 if (report_enum->numbered) {
1481 cdata++;
1482 csize--;
aa8de2f0
JK		 1483 }
1484
1485 rsize = ((report->size - 1) >> 3) + 1;
1486
966922f2
AV		 1487 if (rsize > HID_MAX_BUFFER_SIZE)
1488 rsize = HID_MAX_BUFFER_SIZE;
1489
85cdaf52
JS		 1490 if (csize < rsize) {
1491 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1492 csize, rsize);
1493 memset(cdata + csize, 0, rsize - csize);
aa8de2f0
JK		 1494 }
1495
1496 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1497 hid->hiddev_report_event(hid, report);
b6787242
JK		 1498 if (hid->claimed & HID_CLAIMED_HIDRAW) {
1499 ret = hidraw_report_event(hid, data, size);
1500 if (ret)
1501 goto out;
1502 }
aa8de2f0 1503
cc6b54aa 1504 if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) {
b94e3c94
MC		 1505 for (a = 0; a < report->maxfield; a++)
1506 hid_input_field(hid, report->field[a], cdata, interrupt);
6d85d037
BT		 1507 hdrv = hid->driver;
1508 if (hdrv && hdrv->report)
1509 hdrv->report(hid, report);
b94e3c94 1510 }
aa8de2f0
JK		 1511
1512 if (hid->claimed & HID_CLAIMED_INPUT)
1513 hidinput_report_event(hid, report);
b6787242
JK		 1514out:
1515 return ret;
85cdaf52
JS		 1516}
1517EXPORT_SYMBOL_GPL(hid_report_raw_event);
1518
1519/**
1520 * hid_input_report - report data from lower layer (usb, bt...)
1521 *
1522 * @hid: hid device
1523 * @type: HID report type (HID_*_REPORT)
1524 * @data: report contents
1525 * @size: size of data parameter
ff9b00a2 1526 * @interrupt: distinguish between interrupt and control transfers
85cdaf52
JS		 1527 *
1528 * This is data entry for lower layers.
1529 */
1530int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1531{
76c317d6
JL		 1532 struct hid_report_enum *report_enum;
1533 struct hid_driver *hdrv;
85cdaf52 1534 struct hid_report *report;
45dc1ac7 1535 int ret = 0;
85cdaf52 1536
4ea54542 1537 if (!hid)
85cdaf52 1538 return -ENODEV;
4ea54542 1539
c849a614 1540 if (down_trylock(&hid->driver_input_lock))
4ea54542
DH		 1541 return -EBUSY;
1542
1543 if (!hid->driver) {
1544 ret = -ENODEV;
1545 goto unlock;
1546 }
76c317d6
JL		 1547 report_enum = hid->report_enum + type;
1548 hdrv = hid->driver;
85cdaf52
JS		 1549
1550 if (!size) {
1551 dbg_hid("empty report\n");
4ea54542
DH		 1552 ret = -1;
1553 goto unlock;
85cdaf52
JS		 1554 }
1555
b94e3c94 1556 /* Avoid unnecessary overhead if debugfs is disabled */
a5f04b9d
BT		 1557 if (!list_empty(&hid->debug_list))
1558 hid_dump_report(hid, type, data, size);
85cdaf52 1559
1caea61e
JK		 1560 report = hid_get_report(report_enum, data);
1561
4ea54542
DH		 1562 if (!report) {
1563 ret = -1;
1564 goto unlock;
1565 }
85cdaf52
JS		 1566
1567 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1568 ret = hdrv->raw_event(hid, report, data, size);
556483e2 1569 if (ret < 0)
4ea54542 1570 goto unlock;
85cdaf52
JS		 1571 }
1572
b6787242 1573 ret = hid_report_raw_event(hid, type, data, size, interrupt);
aa8de2f0 1574
4ea54542 1575unlock:
c849a614 1576 up(&hid->driver_input_lock);
45dc1ac7 1577 return ret;
aa8de2f0
JK		 1578}
1579EXPORT_SYMBOL_GPL(hid_input_report);
1580
0f37cd03
JK		 1581static bool hid_match_one_id(struct hid_device *hdev,
1582 const struct hid_device_id *id)
1583{
7431fb76 1584 return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) &&
4d53b801 1585 (id->group == HID_GROUP_ANY || id->group == hdev->group) &&
0f37cd03
JK		 1586 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1587 (id->product == HID_ANY_ID || id->product == hdev->product);
1588}
1589
bbc21cfd 1590const struct hid_device_id *hid_match_id(struct hid_device *hdev,
0f37cd03
JK		 1591 const struct hid_device_id *id)
1592{
1593 for (; id->bus; id++)
1594 if (hid_match_one_id(hdev, id))
1595 return id;
1596
1597 return NULL;
1598}
1599
1600static const struct hid_device_id hid_hiddev_list[] = {
c0bd6a42
RH		 1601 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1602 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
0f37cd03
JK		 1603 { }
1604};
1605
1606static bool hid_hiddev(struct hid_device *hdev)
1607{
1608 return !!hid_match_id(hdev, hid_hiddev_list);
1609}
1610
6d3bfb74
AO		 1611
1612static ssize_t
1613read_report_descriptor(struct file *filp, struct kobject *kobj,
1614 struct bin_attribute *attr,
1615 char *buf, loff_t off, size_t count)
1616{
2cf83833 1617 struct device *dev = kobj_to_dev(kobj);
ee79a8f8 1618 struct hid_device *hdev = to_hid_device(dev);
6d3bfb74
AO		 1619
1620 if (off >= hdev->rsize)
1621 return 0;
1622
1623 if (off + count > hdev->rsize)
1624 count = hdev->rsize - off;
1625
1626 memcpy(buf, hdev->rdesc + off, count);
1627
1628 return count;
1629}
1630
a877417e
OG		 1631static ssize_t
1632show_country(struct device *dev, struct device_attribute *attr,
1633 char *buf)
1634{
ee79a8f8 1635 struct hid_device *hdev = to_hid_device(dev);
a877417e
OG		 1636
1637 return sprintf(buf, "%02x\n", hdev->country & 0xff);
1638}
1639
6d3bfb74
AO		 1640static struct bin_attribute dev_bin_attr_report_desc = {
1641 .attr = { .name = "report_descriptor", .mode = 0444 },
1642 .read = read_report_descriptor,
1643 .size = HID_MAX_DESCRIPTOR_SIZE,
1644};
1645
a877417e
OG		 1646static struct device_attribute dev_attr_country = {
1647 .attr = { .name = "country", .mode = 0444 },
1648 .show = show_country,
1649};
1650
93c10132
JS		 1651int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1652{
1653 static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1654 "Joystick", "Gamepad", "Keyboard", "Keypad",
1655 "Multi-Axis Controller"
1656 };
1657 const char *type, *bus;
79b568b9 1658 char buf[64] = "";
93c10132
JS		 1659 unsigned int i;
1660 int len;
6d3bfb74 1661 int ret;
93c10132 1662
b5e5a37e
BN		 1663 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1664 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
3a343ee4
DM		 1665 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1666 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
93c10132
JS		 1667 if (hdev->bus != BUS_USB)
1668 connect_mask &= ~HID_CONNECT_HIDDEV;
0f37cd03
JK		 1669 if (hid_hiddev(hdev))
1670 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
93c10132
JS		 1671
1672 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1673 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1674 hdev->claimed |= HID_CLAIMED_INPUT;
b77c3920 1675
93c10132
JS		 1676 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1677 !hdev->hiddev_connect(hdev,
1678 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1679 hdev->claimed |= HID_CLAIMED_HIDDEV;
1680 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1681 hdev->claimed |= HID_CLAIMED_HIDRAW;
1682
7704ac93
BT		 1683 if (connect_mask & HID_CONNECT_DRIVER)
1684 hdev->claimed |= HID_CLAIMED_DRIVER;
1685
4bc19f62
DH		 1686 /* Drivers with the ->raw_event callback set are not required to connect
1687 * to any other listener. */
1688 if (!hdev->claimed && !hdev->driver->raw_event) {
1689 hid_err(hdev, "device has no listeners, quitting\n");
93c10132
JS		 1690 return -ENODEV;
1691 }
1692
1693 if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1694 (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1695 hdev->ff_init(hdev);
1696
1697 len = 0;
1698 if (hdev->claimed & HID_CLAIMED_INPUT)
1699 len += sprintf(buf + len, "input");
1700 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1701 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1702 hdev->minor);
1703 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1704 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1705 ((struct hidraw *)hdev->hidraw)->minor);
1706
1707 type = "Device";
1708 for (i = 0; i < hdev->maxcollection; i++) {
1709 struct hid_collection *col = &hdev->collection[i];
1710 if (col->type == HID_COLLECTION_APPLICATION &&
1711 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1712 (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1713 type = types[col->usage & 0xffff];
1714 break;
1715 }
1716 }
1717
1718 switch (hdev->bus) {
1719 case BUS_USB:
1720 bus = "USB";
1721 break;
1722 case BUS_BLUETOOTH:
1723 bus = "BLUETOOTH";
1724 break;
06780727
DM		 1725 case BUS_I2C:
1726 bus = "I2C";
1727 break;
93c10132
JS		 1728 default:
1729 bus = "<UNKNOWN>";
1730 }
1731
a877417e
OG		 1732 ret = device_create_file(&hdev->dev, &dev_attr_country);
1733 if (ret)
1734 hid_warn(hdev,
1735 "can't create sysfs country code attribute err: %d\n", ret);
1736
4291ee30
JP		 1737 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1738 buf, bus, hdev->version >> 8, hdev->version & 0xff,
1739 type, hdev->name, hdev->phys);
93c10132
JS		 1740
1741 return 0;
1742}
1743EXPORT_SYMBOL_GPL(hid_connect);
1744
c4c259bc
JK		 1745void hid_disconnect(struct hid_device *hdev)
1746{
a877417e 1747 device_remove_file(&hdev->dev, &dev_attr_country);
c4c259bc
JK		 1748 if (hdev->claimed & HID_CLAIMED_INPUT)
1749 hidinput_disconnect(hdev);
1750 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1751 hdev->hiddev_disconnect(hdev);
1752 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1753 hidraw_disconnect(hdev);
9c5c6ed7 1754 hdev->claimed = 0;
c4c259bc
JK		 1755}
1756EXPORT_SYMBOL_GPL(hid_disconnect);
1757
00315e4f
JK		 1758/*
1759 * A list of devices for which there is a specialized driver on HID bus.
1760 *
1761 * Please note that for multitouch devices (driven by hid-multitouch driver),
1762 * there is a proper autodetection and autoloading in place (based on presence
1763 * of HID_DG_CONTACTID), so those devices don't need to be added to this list,
1764 * as we are doing the right thing in hid_scan_usage().
83499b52
AH		 1765 *
1766 * Autodetection for (USB) HID sensor hubs exists too. If a collection of type
1767 * physical is found inside a usage page of type sensor, hid-sensor-hub will be
1768 * used as a driver. See hid_scan_report().
00315e4f 1769 */
ce06b9d6 1770static const struct hid_device_id hid_have_special_driver[] = {
14a21cd4
JS		 1771 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1772 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
b7e1b203 1773 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
c0dbcc33 1774 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
e17f5d76 1775 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0xf705) },
819d64e5 1776 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_ALPS_JP, HID_DEVICE_ID_ALPS_U1_DUAL) },
8c19a515 1777 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
128537ce 1778 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
a462230e 1779 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
8c19a515
JS		 1780 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1781 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1782 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1783 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1784 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1785 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1786 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1787 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1788 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1789 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1790 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
fef3f571
RF		 1791 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1792 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1793 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
8c19a515
JS		 1794 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1795 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1796 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1797 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1798 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1799 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
9a4a5574
BT		 1800 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) },
1801 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL2) },
1802 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL3) },
1803 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1804 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL5) },
ee8a1a0a
JS		 1805 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1806 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1807 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
8c19a515
JS		 1808 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1809 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1810 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1811 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1812 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1813 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
a96d6ef3
HR		 1814 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1815 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1816 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 1817 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1818 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1819 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1820 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1821 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1822 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 1823 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1824 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1825 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 1826 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1827 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1828 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4a4c8799
DB		 1829 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1830 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1831 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
f6f554f0
JK		 1832 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1833 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1834 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
b3aec7b6
JK		 1835 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1836 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1837 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b2e6ad7d
RB		 1838 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
1839 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
1840 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
8d80da90
DH		 1841 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
1842 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
1843 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
9d9a04ee
DT		 1844 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
1845 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
1846 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
a4a2c545
HR		 1847 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
1848 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
1849 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
23aeb61e
CSW		 1850 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1851 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1852 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
f9af7b9e 1853 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) },
ad734bc1 1854 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
bd4a7ce1 1855 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS) },
b5d94275 1856 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGIC_KEYBOARD_ANSI) },
8c19a515
JS		 1857 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1858 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
b94f7d5d 1859 { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_NOTEBOOK_KEYBOARD) },
212da74d 1860 { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
b5635b12 1861 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
fc38a8a6
HB		 1862 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185BFM, 0x2208) },
1863 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185PC, 0x5506) },
1864 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2PC, 0x1850) },
1865 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2BFM, 0x5500) },
bf280628 1866 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
c3dc66de 1867 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
3b239cd7 1868 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1ce31b25 1869 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
fcfacfd3 1870 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
b9e4b1e0 1871 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
3596bb92 1872 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
2d8767bb 1873 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_AK1D) },
9a1d78a3 1874 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_ACER_SWITCH12) },
6f78193e 1875 { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_K90) },
3a370ca1 1876 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
e932d817 1877 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_CP2112) },
0f221320
JS		 1878 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1879 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
e8d0eab4 1880 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
76c9d8fe 1881 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) },
0f221320 1882 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
de908650 1883 { HID_USB_DEVICE(USB_VENDOR_ID_DELCOM, USB_DEVICE_ID_DELCOM_VISUAL_IND) },
3f866fbd 1884 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
e05eefb9 1885 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
6c7ad07e
HK		 1886 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_WN) },
1887 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_FA) },
64b386ea 1888 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
d23efc19
JS		 1889 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) },
1890 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) },
04561c5a 1891 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1f243e30 1892 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
5181e594 1893 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
578f3a35 1894 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
931830aa 1895 { HID_USB_DEVICE(USB_VENDOR_ID_GEMBIRD, USB_DEVICE_ID_GEMBIRD_JPD_DUALFORCE2) },
5181e594 1896 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
42859e0b 1897 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
949f8fef 1898 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1e093206 1899 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
c2fd1a4e 1900 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
d946e65e 1901 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
ff9bf5a2 1902 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) },
40d3597f
JK		 1903 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) },
1904 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) },
274be3eb 1905 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070) },
f1a4914b 1906 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) },
7da7cbbb 1907 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) },
5df4eb05 1908 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) },
e917e98f 1909 { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) },
aaca9cc0 1910 { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) },
4ddfe028 1911 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) },
fdf93aa3 1912 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
177900e8 1913 { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
3685c18e 1914 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) },
4a2c94c9 1915 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_MANTICORE) },
0adb9c2c 1916 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GX_IMPERATOR) },
79422741 1917 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
22ca20b2
NK		 1918 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
1919 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
2bacedad 1920 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2) },
22ca20b2 1921 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
feb6faf1 1922 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_PENSKETCH_M912) },
b5635b12 1923 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
75b07022 1924 { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
94723bfa 1925#if IS_ENABLED(CONFIG_HID_LENOVO)
aad932e7 1926 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
f3d4ff0e
JL		 1927 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
1928 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
181a8b91 1929 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
aad932e7 1930#endif
5f22a799
JS		 1931 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1932 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1933 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1934 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
5844c1cd 1935 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) },
2f31c525 1936 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_T651) },
5f22a799
JS		 1937 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1938 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1939 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
5f22a799
JS		 1940 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1941 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
5f22a799 1942 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
5d74325a 1943 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DUAL_ACTION) },
5f22a799 1944 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
2c6118e4 1945 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
606bd0a8
JS		 1946 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1947 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
29fae1c8 1948 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G29_WHEEL) },
7bfd2927 1949 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G920_WHEEL) },
606bd0a8 1950 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
fd30ea8c 1951 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
606bd0a8 1952 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
74f292ca 1953 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
606bd0a8
JS		 1954 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1955 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
bd04363d 1956 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL) },
5623a24a 1957 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
e00ddc9b 1958 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
243b706d 1959 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
fdc6807f 1960 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
0944e964 1961#if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
534a7b8e
NLC		 1962 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1963 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
0944e964 1964#endif
32c88cbc 1965 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
606bd0a8 1966 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
24985cf6
JK		 1967 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1968 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
236db47c
BP		 1969 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1970 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
9d1e048c 1971 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_LUXAFOR) },
b580169a 1972 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
f9a82c20 1973 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_KEYBOARD) },
78a849a6
JS		 1974 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1975 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
89759e20 1976 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) },
ef567cf9 1977 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE7K) },
78a849a6
JS		 1978 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1979 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
f3b83d71 1980 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
78a849a6 1981 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
3faed1af 1982 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) },
0439de75 1983 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3) },
c6956eb7 1984 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2) },
0439de75 1985 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP) },
b490a853 1986 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_4_JP) },
be3b1634 1987 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3) },
c847a89a
ALH		 1988 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_7K) },
1989 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_600) },
1990 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3KV1) },
18eec2cd 1991 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER) },
3b8006e5 1992 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
f471d948 1993 { HID_USB_DEVICE(USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL) },
94011f93 1994 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
6e32819e 1995 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1996 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1997 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1998 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1999 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
2000 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
2001 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
2002 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
2003 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
2004 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
2005 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
2006 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
2007 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
2008 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
2009 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
2010 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
2011 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
2012 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
270fdc07 2013 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
cd9ec30d 2014 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
ffe51d0d 2015 { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_6000) },
1e762532 2016 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
1a3f83f6 2017 { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) },
f6a04605 2018 { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
6c7ad07e 2019 { HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) },
ca9bbdcc 2020#if IS_ENABLED(CONFIG_HID_ROCCAT)
e68cc603 2021 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
d41c2a70 2022 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
e078809d
SA		 2023 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) },
2024 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
47dbdbff 2025 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
8936aa31 2026 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) },
a4be0ed3 2027 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) },
e078809d 2028 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) },
0e70f97f 2029 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
4424f616 2030 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_LUA) },
cb7cf3da 2031 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
3fce2246 2032 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
6f3a1936
SA		 2033 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK) },
2034 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_GLOW) },
2035 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_PRO) },
6a2a6390 2036 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_SAVU) },
ca9bbdcc 2037#endif
37c492c8 2038#if IS_ENABLED(CONFIG_HID_SAITEK)
1e93674a 2039 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
afe98939 2040 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7_OLD) },
37c492c8 2041 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7) },
7d3ea5c1 2042 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT9) },
37c492c8 2043 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_MMO7) },
8ffd341c 2044 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT5) },
7bb9d643 2045 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT9) },
37c492c8 2046#endif
980a3da6 2047 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
b355850b 2048 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
d586dca0 2049 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
68a49e51 2050 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SMK, USB_DEVICE_ID_SMK_PS3_BDREMOTE) },
f04d5140
CL		 2051 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER) },
2052 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER) },
7c886d09 2053 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
a4afa854 2054 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
35dca5b4 2055 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
6eabaaa0 2056 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
5844c1cd 2057 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) },
bd28ce00 2058 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
f9ce7c28 2059 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
0bd88dd3
FP		 2060 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
2061 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
cc6e0bbb 2062 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
c1e0ac19 2063 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) },
74500cc8 2064 { HID_USB_DEVICE(USB_VENDOR_ID_SINO_LITE, USB_DEVICE_ID_SINO_LITE_CONTROLLER) },
75dbb953 2065 { HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, USB_DEVICE_ID_STEELSERIES_SRWS1) },
90231e7e 2066 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
30ba2fbd 2067 { HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) },
daedb3d6
AH		 2068 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
2069 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
7a84b133
RAG		 2070 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
2071 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
daedb3d6 2072 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
3ee8f0a2 2073 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
daedb3d6 2074 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
d65c3768 2075 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
740363fb 2076 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
44ea35c1 2077 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
9b028649 2078 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_PRO) },
f14f526d 2079 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
54001081 2080 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
711a680e 2081 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
41fa9230 2082 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
f8a489cc
NK		 2083 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
2084 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
2085 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
6be914f1 2086 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
d1257081 2087 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) },
eb4e426a 2088 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) },
fac733f0 2089 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
42fc04e5 2090 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
ad395cca 2091 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
1bcc2067
SY		 2092 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
2093 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
2094 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
6e5e9a06 2095 { HID_USB_DEVICE(USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII) },
72a46344 2096 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
00e7f964 2097 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
4fdc18d1 2098 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
a786e83c 2099 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
72a46344 2100 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
8f1acc32 2101 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
d2ee4dd9 2102 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
74bc6953 2103 { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
cb2c9e3f 2104 { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) },
daedb3d6
AH		 2105 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
2106 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
a9885c8f 2107 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
8c19a515 2108
78a849a6 2109 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
02fb72a0 2110 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
a33042fa 2111 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE2) },
e9287099 2112 { HID_USB_DEVICE(USB_VENDOR_ID_RAZER, USB_DEVICE_ID_RAZER_BLADE_14) },
ad8ddc57 2113 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM6533) },
85cdaf52
JS		 2114 { }
2115};
2116
3a6f82f7
JS		 2117struct hid_dynid {
2118 struct list_head list;
2119 struct hid_device_id id;
2120};
2121
2122/**
2123 * store_new_id - add a new HID device ID to this driver and re-probe devices
2124 * @driver: target device driver
2125 * @buf: buffer for scanning device ID data
2126 * @count: input size
2127 *
2128 * Adds a new dynamic hid device ID to this driver,
2129 * and causes the driver to probe for all devices again.
2130 */
2131static ssize_t store_new_id(struct device_driver *drv, const char *buf,
2132 size_t count)
2133{
ba91a967 2134 struct hid_driver *hdrv = to_hid_driver(drv);
3a6f82f7
JS		 2135 struct hid_dynid *dynid;
2136 __u32 bus, vendor, product;
2137 unsigned long driver_data = 0;
2138 int ret;
2139
2140 ret = sscanf(buf, "%x %x %x %lx",
2141 &bus, &vendor, &product, &driver_data);
2142 if (ret < 3)
2143 return -EINVAL;
2144
2145 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
2146 if (!dynid)
2147 return -ENOMEM;
2148
2149 dynid->id.bus = bus;
4d53b801 2150 dynid->id.group = HID_GROUP_ANY;
3a6f82f7
JS		 2151 dynid->id.vendor = vendor;
2152 dynid->id.product = product;
2153 dynid->id.driver_data = driver_data;
2154
2155 spin_lock(&hdrv->dyn_lock);
2156 list_add_tail(&dynid->list, &hdrv->dyn_list);
2157 spin_unlock(&hdrv->dyn_lock);
2158
cef9bc56 2159 ret = driver_attach(&hdrv->driver);
3a6f82f7
JS		 2160
2161 return ret ? : count;
2162}
2163static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
2164
2165static void hid_free_dynids(struct hid_driver *hdrv)
2166{
2167 struct hid_dynid *dynid, *n;
2168
2169 spin_lock(&hdrv->dyn_lock);
2170 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
2171 list_del(&dynid->list);
2172 kfree(dynid);
2173 }
2174 spin_unlock(&hdrv->dyn_lock);
2175}
2176
2177static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
2178 struct hid_driver *hdrv)
2179{
2180 struct hid_dynid *dynid;
2181
2182 spin_lock(&hdrv->dyn_lock);
2183 list_for_each_entry(dynid, &hdrv->dyn_list, list) {
2184 if (hid_match_one_id(hdev, &dynid->id)) {
2185 spin_unlock(&hdrv->dyn_lock);
2186 return &dynid->id;
2187 }
2188 }
2189 spin_unlock(&hdrv->dyn_lock);
2190
2191 return hid_match_id(hdev, hdrv->id_table);
2192}
2193
85cdaf52
JS		 2194static int hid_bus_match(struct device *dev, struct device_driver *drv)
2195{
ba91a967 2196 struct hid_driver *hdrv = to_hid_driver(drv);
ee79a8f8 2197 struct hid_device *hdev = to_hid_device(dev);
85cdaf52 2198
070748ed 2199 return hid_match_device(hdev, hdrv) != NULL;
85cdaf52
JS		 2200}
2201
2202static int hid_device_probe(struct device *dev)
2203{
ba91a967 2204 struct hid_driver *hdrv = to_hid_driver(dev->driver);
ee79a8f8 2205 struct hid_device *hdev = to_hid_device(dev);
85cdaf52
JS		 2206 const struct hid_device_id *id;
2207 int ret = 0;
2208
4ea54542
DH		 2209 if (down_interruptible(&hdev->driver_lock))
2210 return -EINTR;
c849a614
AR		 2211 if (down_interruptible(&hdev->driver_input_lock)) {
2212 ret = -EINTR;
2213 goto unlock_driver_lock;
2214 }
2215 hdev->io_started = false;
4ea54542 2216
85cdaf52 2217 if (!hdev->driver) {
3a6f82f7 2218 id = hid_match_device(hdev, hdrv);
ba623a77 2219 if (id == NULL) {
4fa3a583
HR		 2220 ret = -ENODEV;
2221 goto unlock;
ba623a77 2222 }
85cdaf52 2223
c500c971
JS		 2224 hdev->driver = hdrv;
2225 if (hdrv->probe) {
2226 ret = hdrv->probe(hdev, id);
2227 } else { /* default probe */
a7197c2e 2228 ret = hid_open_report(hdev);
c500c971 2229 if (!ret)
93c10132 2230 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
85cdaf52 2231 }
a7197c2e
HR		 2232 if (ret) {
2233 hid_close_report(hdev);
c500c971 2234 hdev->driver = NULL;
a7197c2e 2235 }
85cdaf52 2236 }
ba623a77 2237unlock:
c849a614
AR		 2238 if (!hdev->io_started)
2239 up(&hdev->driver_input_lock);
2240unlock_driver_lock:
4ea54542 2241 up(&hdev->driver_lock);
85cdaf52
JS		 2242 return ret;
2243}
2244
2245static int hid_device_remove(struct device *dev)
2246{
ee79a8f8 2247 struct hid_device *hdev = to_hid_device(dev);
4ea54542 2248 struct hid_driver *hdrv;
c849a614 2249 int ret = 0;
4ea54542
DH		 2250
2251 if (down_interruptible(&hdev->driver_lock))
2252 return -EINTR;
c849a614
AR		 2253 if (down_interruptible(&hdev->driver_input_lock)) {
2254 ret = -EINTR;
2255 goto unlock_driver_lock;
2256 }
2257 hdev->io_started = false;
85cdaf52 2258
4ea54542 2259 hdrv = hdev->driver;
85cdaf52
JS		 2260 if (hdrv) {
2261 if (hdrv->remove)
2262 hdrv->remove(hdev);
c500c971
JS		 2263 else /* default remove */
2264 hid_hw_stop(hdev);
a7197c2e 2265 hid_close_report(hdev);
85cdaf52
JS		 2266 hdev->driver = NULL;
2267 }
2268
c849a614
AR		 2269 if (!hdev->io_started)
2270 up(&hdev->driver_input_lock);
2271unlock_driver_lock:
4ea54542 2272 up(&hdev->driver_lock);
c849a614 2273 return ret;
85cdaf52
JS		 2274}
2275
4d53b801
HR		 2276static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
2277 char *buf)
2278{
2279 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
4d53b801 2280
dfa0c5fa
RV		 2281 return scnprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
2282 hdev->bus, hdev->group, hdev->vendor, hdev->product);
4d53b801 2283}
0d4260e0 2284static DEVICE_ATTR_RO(modalias);
4d53b801 2285
0d4260e0
GKH		 2286static struct attribute *hid_dev_attrs[] = {
2287 &dev_attr_modalias.attr,
2288 NULL,
4d53b801 2289};
54f32fd5
AL		 2290static struct bin_attribute *hid_dev_bin_attrs[] = {
2291 &dev_bin_attr_report_desc,
2292 NULL
2293};
2294static const struct attribute_group hid_dev_group = {
2295 .attrs = hid_dev_attrs,
2296 .bin_attrs = hid_dev_bin_attrs,
2297};
2298__ATTRIBUTE_GROUPS(hid_dev);
4d53b801 2299
85cdaf52
JS		 2300static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
2301{
ee79a8f8 2302 struct hid_device *hdev = to_hid_device(dev);
85cdaf52
JS		 2303
2304 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
2305 hdev->bus, hdev->vendor, hdev->product))
2306 return -ENOMEM;
2307
2308 if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
2309 return -ENOMEM;
2310
2311 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
2312 return -ENOMEM;
2313
2314 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
2315 return -ENOMEM;
2316
4d53b801
HR		 2317 if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
2318 hdev->bus, hdev->group, hdev->vendor, hdev->product))
85cdaf52
JS		 2319 return -ENOMEM;
2320
2321 return 0;
2322}
2323
2324static struct bus_type hid_bus_type = {
2325 .name = "hid",
0d4260e0 2326 .dev_groups = hid_dev_groups,
85cdaf52
JS		 2327 .match = hid_bus_match,
2328 .probe = hid_device_probe,
2329 .remove = hid_device_remove,
2330 .uevent = hid_uevent,
2331};
2332
bae7eb33 2333/* a list of devices that shouldn't be handled by HID core at all */
d458a9df
JS		 2334static const struct hid_device_id hid_ignore_list[] = {
2335 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
2336 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
2337 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
2338 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
2339 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
2340 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
2341 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
2342 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
2343 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
2344 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
2345 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
2346 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
77f720b7
SC		 2347 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
2348 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
62a56582 2349 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
11030183 2350 { HID_USB_DEVICE(USB_VENDOR_ID_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) },
d458a9df
JS		 2351 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
2352 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
2353 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
adc23259 2354 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI4713) },
d458a9df
JS		 2355 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
2356 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
2357 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
5f6108cf 2358 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
d458a9df
JS		 2359 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
2360 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
6ccfe64c 2361 { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0400) },
534fcb3b 2362 { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0401) },
d458a9df 2363 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
70c66567 2364 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
df506f2c 2365 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
b1807719 2366 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
d458a9df 2367 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
d458a9df 2368 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
d458a9df
JS		 2369 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
2370 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
2371 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
2372 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
2373 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
2374 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
8e2ce73e 2375 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_RADIOSHARK) },
d458a9df
JS		 2376 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
2377 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
2378 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
2379 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
2380 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
2381 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
2382 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
2383 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
2384 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
2385 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
2386 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
2387 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
2388 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
2389 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
2390 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
2391 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
2392 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
2393 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
2394 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
2395 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
2396 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
2397 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
2398 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
2399 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
2400 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
2401 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
2402 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
2403 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
2404 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
2405 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
2406 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
2407 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
2408 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
2409 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
2410 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
2411 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
2412 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
2413 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
2414 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
2415 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
2416 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
2417 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
2418 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
2419 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
2420 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
2421 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
2422 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
31b9779c
VP		 2423 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_410) },
2424 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_510) },
43c1a0a9 2425 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_GN9350E) },
d458a9df 2426 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
c91c21c5 2427 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
d458a9df 2428 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
eb8141cc 2429 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
d458a9df 2430 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
ce97cac8 2431 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
d458a9df 2432 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
ce97cac8 2433 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
d458a9df 2434 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
ce97cac8
MH		 2435 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
2436 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
2437 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
2438 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
2439 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
2440 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
d458a9df
JS		 2441 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
2442 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
2443 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
ce97cac8
MH		 2444 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
2445 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
2446 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
d458a9df
JS		 2447 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
2448 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
ce97cac8 2449 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
d458a9df
JS		 2450 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
2451 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
2452 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
2453 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
2454 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
ce97cac8
MH		 2455 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
2456 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
2457 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
2458 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
2459 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
2460 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
2461 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
3ffb62cb 2462 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) },
d458a9df
JS		 2463 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
2464 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
d458a9df
JS		 2465 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
2466 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
a8c8316b 2467 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454) },
84f6ea1d 2468 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454_V2) },
d458a9df
JS		 2469 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
2470 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
2471 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
2472 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
2473 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
2474 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
2475 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
2476 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
2477 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
2478 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
2479 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
2480 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
2481 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
2482 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
2483 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
4cfae3e8 2484 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
35cfd1d9 2485 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
20d11305 2486#if IS_ENABLED(CONFIG_MOUSE_SYNAPTICS_USB)
8491ee10
JS		 2487 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
2488 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
2489 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
2490 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
2491 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
2492 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
2493 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
2494 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
2495#endif
d458a9df
JS		 2496 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
2497 { }
2498};
2499
b4d8e473
JS		 2500/**
2501 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2502 *
2503 * There are composite devices for which we want to ignore only a certain
2504 * interface. This is a list of devices for which only the mouse interface will
2505 * be ignored. This allows a dedicated driver to take care of the interface.
2506 */
2507static const struct hid_device_id hid_mouse_ignore_list[] = {
2508 /* appletouch driver */
2509 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2510 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2511 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2512 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2513 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2514 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2515 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2516 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2517 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2518 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2519 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2520 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2521 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2522 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2523 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2524 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2525 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2526 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2527 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2528 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
ac26fca3
JK		 2529 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2530 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2531 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 2532 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2533 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2534 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2535 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2536 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2537 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 2538 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2539 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2540 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 2541 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2542 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2543 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4b086910
JK		 2544 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2545 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2546 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2547 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2548 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2549 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b2e6ad7d
RB		 2550 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
2551 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
2552 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
8d80da90
DH		 2553 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
2554 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
2555 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
9d9a04ee
DT		 2556 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
2557 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
2558 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
a4a2c545
HR		 2559 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
2560 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
2561 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
b4d8e473
JS		 2562 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2563 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2564 { }
2565};
2566
4529eefa 2567bool hid_ignore(struct hid_device *hdev)
d458a9df 2568{
4529eefa
LS		 2569 if (hdev->quirks & HID_QUIRK_NO_IGNORE)
2570 return false;
2571 if (hdev->quirks & HID_QUIRK_IGNORE)
2572 return true;
2573
d458a9df
JS		 2574 switch (hdev->vendor) {
2575 case USB_VENDOR_ID_CODEMERCS:
2576 /* ignore all Code Mercenaries IOWarrior devices */
2577 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2578 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2579 return true;
2580 break;
2581 case USB_VENDOR_ID_LOGITECH:
2582 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2583 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2584 return true;
65dd3b69
HV		 2585 /*
2586 * The Keene FM transmitter USB device has the same USB ID as
2587 * the Logitech AudioHub Speaker, but it should ignore the hid.
2588 * Check if the name is that of the Keene device.
2589 * For reference: the name of the AudioHub is
2590 * "HOLTEK AudioHub Speaker".
2591 */
2592 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2593 !strcmp(hdev->name, "HOLTEK B-LINK USB Audio "))
2594 return true;
d458a9df 2595 break;
31f7fd79
JW		 2596 case USB_VENDOR_ID_SOUNDGRAPH:
2597 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2598 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2599 return true;
2600 break;
bba5394a
XW		 2601 case USB_VENDOR_ID_HANWANG:
2602 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2603 hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2604 return true;
2605 break;
6dc1418e
TS		 2606 case USB_VENDOR_ID_JESS:
2607 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2608 hdev->type == HID_TYPE_USBNONE)
2609 return true;
729b814a 2610 break;
30b6b7d8
IA		 2611 case USB_VENDOR_ID_VELLEMAN:
2612 /* These are not HID devices. They are handled by comedi. */
2613 if ((hdev->product >= USB_DEVICE_ID_VELLEMAN_K8055_FIRST &&
2614 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8055_LAST) ||
2615 (hdev->product >= USB_DEVICE_ID_VELLEMAN_K8061_FIRST &&
2616 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST))
2617 return true;
2618 break;
5b4617d8
AK		 2619 case USB_VENDOR_ID_ATMEL_V_USB:
2620 /* Masterkit MA901 usb radio based on Atmel tiny85 chip and
2621 * it has the same USB ID as many Atmel V-USB devices. This
2622 * usb radio is handled by radio-ma901.c driver so we want
2623 * ignore the hid. Check the name, bus, product and ignore
2624 * if we have MA901 usb radio.
2625 */
2626 if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB &&
2627 hdev->bus == BUS_USB &&
2628 strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0)
2629 return true;
2630 break;
d458a9df
JS		 2631 }
2632
b4d8e473
JS		 2633 if (hdev->type == HID_TYPE_USBMOUSE &&
2634 hid_match_id(hdev, hid_mouse_ignore_list))
2635 return true;
2636
d458a9df
JS		 2637 return !!hid_match_id(hdev, hid_ignore_list);
2638}
4529eefa 2639EXPORT_SYMBOL_GPL(hid_ignore);
d458a9df 2640
85cdaf52
JS		 2641int hid_add_device(struct hid_device *hdev)
2642{
2643 static atomic_t id = ATOMIC_INIT(0);
2644 int ret;
2645
2646 if (WARN_ON(hdev->status & HID_STAT_ADDED))
2647 return -EBUSY;
2648
d458a9df
JS		 2649 /* we need to kill them here, otherwise they will stay allocated to
2650 * wait for coming driver */
4529eefa 2651 if (hid_ignore(hdev))
d458a9df
JS		 2652 return -ENODEV;
2653
3c86726c
BT		 2654 /*
2655 * Check for the mandatory transport channel.
2656 */
2657 if (!hdev->ll_driver->raw_request) {
2658 hid_err(hdev, "transport driver missing .raw_request()\n");
2659 return -EINVAL;
2660 }
2661
a7197c2e
HR		 2662 /*
2663 * Read the device report descriptor once and use as template
2664 * for the driver-specific modifications.
2665 */
2666 ret = hdev->ll_driver->parse(hdev);
2667 if (ret)
2668 return ret;
2669 if (!hdev->dev_rdesc)
2670 return -ENODEV;
2671
734c6609
HR		 2672 /*
2673 * Scan generic devices for group information
2674 */
4392bf33
BT		 2675 if (hid_ignore_special_drivers) {
2676 hdev->group = HID_GROUP_GENERIC;
2677 } else if (!hdev->group &&
2678 !hid_match_id(hdev, hid_have_special_driver)) {
734c6609
HR		 2679 ret = hid_scan_report(hdev);
2680 if (ret)
2681 hid_warn(hdev, "bad device descriptor (%d)\n", ret);
2682 }
2683
6bbe586f
KS		 2684 /* XXX hack, any other cleaner solution after the driver core
2685 * is converted to allow more than 20 bytes as the device name? */
2686 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2687 hdev->vendor, hdev->product, atomic_inc_return(&id));
85cdaf52 2688
4da361b6 2689 hid_debug_register(hdev, dev_name(&hdev->dev));
85cdaf52
JS		 2690 ret = device_add(&hdev->dev);
2691 if (!ret)
2692 hdev->status |= HID_STAT_ADDED;
4da361b6
BP		 2693 else
2694 hid_debug_unregister(hdev);
a635f9dd 2695
85cdaf52
JS		 2696 return ret;
2697}
2698EXPORT_SYMBOL_GPL(hid_add_device);
2699
2700/**
2701 * hid_allocate_device - allocate new hid device descriptor
2702 *
2703 * Allocate and initialize hid device, so that hid_destroy_device might be
2704 * used to free it.
2705 *
2706 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2707 * error value.
2708 */
2709struct hid_device *hid_allocate_device(void)
2710{
2711 struct hid_device *hdev;
85cdaf52
JS		 2712 int ret = -ENOMEM;
2713
2714 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2715 if (hdev == NULL)
2716 return ERR_PTR(ret);
2717
2718 device_initialize(&hdev->dev);
2719 hdev->dev.release = hid_device_release;
2720 hdev->dev.bus = &hid_bus_type;
64bebefc 2721 device_enable_async_suspend(&hdev->dev);
85cdaf52 2722
a7197c2e 2723 hid_close_report(hdev);
85cdaf52 2724
cd667ce2
JK		 2725 init_waitqueue_head(&hdev->debug_wait);
2726 INIT_LIST_HEAD(&hdev->debug_list);
1deb9d34 2727 spin_lock_init(&hdev->debug_list_lock);
4ea54542 2728 sema_init(&hdev->driver_lock, 1);
c849a614 2729 sema_init(&hdev->driver_input_lock, 1);
cd667ce2 2730
85cdaf52 2731 return hdev;
85cdaf52
JS		 2732}
2733EXPORT_SYMBOL_GPL(hid_allocate_device);
2734
2735static void hid_remove_device(struct hid_device *hdev)
2736{
2737 if (hdev->status & HID_STAT_ADDED) {
2738 device_del(&hdev->dev);
a635f9dd 2739 hid_debug_unregister(hdev);
85cdaf52
JS		 2740 hdev->status &= ~HID_STAT_ADDED;
2741 }
a7197c2e
HR		 2742 kfree(hdev->dev_rdesc);
2743 hdev->dev_rdesc = NULL;
2744 hdev->dev_rsize = 0;
85cdaf52
JS		 2745}
2746
2747/**
2748 * hid_destroy_device - free previously allocated device
2749 *
2750 * @hdev: hid device
2751 *
2752 * If you allocate hid_device through hid_allocate_device, you should ever
2753 * free by this function.
2754 */
2755void hid_destroy_device(struct hid_device *hdev)
2756{
2757 hid_remove_device(hdev);
2758 put_device(&hdev->dev);
2759}
2760EXPORT_SYMBOL_GPL(hid_destroy_device);
2761
2762int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2763 const char *mod_name)
2764{
3a6f82f7
JS		 2765 int ret;
2766
85cdaf52
JS		 2767 hdrv->driver.name = hdrv->name;
2768 hdrv->driver.bus = &hid_bus_type;
2769 hdrv->driver.owner = owner;
2770 hdrv->driver.mod_name = mod_name;
2771
3a6f82f7
JS		 2772 INIT_LIST_HEAD(&hdrv->dyn_list);
2773 spin_lock_init(&hdrv->dyn_lock);
2774
2775 ret = driver_register(&hdrv->driver);
2776 if (ret)
2777 return ret;
2778
2779 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2780 if (ret)
2781 driver_unregister(&hdrv->driver);
2782
2783 return ret;
85cdaf52
JS		 2784}
2785EXPORT_SYMBOL_GPL(__hid_register_driver);
2786
2787void hid_unregister_driver(struct hid_driver *hdrv)
2788{
3a6f82f7 2789 driver_remove_file(&hdrv->driver, &driver_attr_new_id);
85cdaf52 2790 driver_unregister(&hdrv->driver);
3a6f82f7 2791 hid_free_dynids(hdrv);
85cdaf52
JS		 2792}
2793EXPORT_SYMBOL_GPL(hid_unregister_driver);
2794
0361a28d
ON		 2795int hid_check_keys_pressed(struct hid_device *hid)
2796{
2797 struct hid_input *hidinput;
2798 int i;
2799
e5288eb5
JK		 2800 if (!(hid->claimed & HID_CLAIMED_INPUT))
2801 return 0;
2802
0361a28d
ON		 2803 list_for_each_entry(hidinput, &hid->inputs, list) {
2804 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2805 if (hidinput->input->key[i])
2806 return 1;
2807 }
2808
2809 return 0;
2810}
2811
2812EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2813
86166b7b
JK		 2814static int __init hid_init(void)
2815{
85cdaf52
JS		 2816 int ret;
2817
a635f9dd 2818 if (hid_debug)
4291ee30
JP		 2819 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2820 "debugfs is now used for inspecting the device (report descriptor, reports)\n");
a635f9dd 2821
85cdaf52
JS		 2822 ret = bus_register(&hid_bus_type);
2823 if (ret) {
4291ee30 2824 pr_err("can't register hid bus\n");
85cdaf52
JS		 2825 goto err;
2826 }
2827
2828 ret = hidraw_init();
2829 if (ret)
2830 goto err_bus;
2831
a635f9dd
JK		 2832 hid_debug_init();
2833
85cdaf52
JS		 2834 return 0;
2835err_bus:
2836 bus_unregister(&hid_bus_type);
2837err:
2838 return ret;
86166b7b
JK		 2839}
2840
2841static void __exit hid_exit(void)
2842{
a635f9dd 2843 hid_debug_exit();
86166b7b 2844 hidraw_exit();
85cdaf52 2845 bus_unregister(&hid_bus_type);
86166b7b
JK		 2846}
2847
2848module_init(hid_init);
2849module_exit(hid_exit);
2850
88adb72b
JK		 2851MODULE_AUTHOR("Andreas Gal");
2852MODULE_AUTHOR("Vojtech Pavlik");
2853MODULE_AUTHOR("Jiri Kosina");
aa938f79
JK		 2854MODULE_LICENSE(DRIVER_LICENSE);
2855
Linux kernel - Deliverables
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