projects / deliverable / linux.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
HID: hid-led: add support for Delcom Visual Signal Indicator G2
[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
SJ		 729 hid->product == USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP ||
730 hid->product == USB_DEVICE_ID_MS_TYPE_COVER_3 ||
18eec2cd 731 hid->product == USB_DEVICE_ID_MS_POWER_COVER) &&
be3b1634
AW		 732 hid->group == HID_GROUP_MULTITOUCH)
733 hid->group = HID_GROUP_GENERIC;
e39f2d59
AD		 734
735 if ((parser->global.usage_page << 16) == HID_UP_GENDESK)
736 for (i = 0; i < parser->local.usage_index; i++)
737 if (parser->local.usage[i] == HID_GD_POINTER)
738 parser->scan_flags |= HID_SCAN_FLAG_GD_POINTER;
739
740 if ((parser->global.usage_page << 16) >= HID_UP_MSVENDOR)
741 parser->scan_flags |= HID_SCAN_FLAG_VENDOR_SPECIFIC;
3dc8fc08
BT		 742}
743
744static int hid_scan_main(struct hid_parser *parser, struct hid_item *item)
745{
746 __u32 data;
747 int i;
748
749 data = item_udata(item);
750
751 switch (item->tag) {
752 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
753 hid_scan_collection(parser, data & 0xff);
754 break;
755 case HID_MAIN_ITEM_TAG_END_COLLECTION:
756 break;
757 case HID_MAIN_ITEM_TAG_INPUT:
e24d0d39
BT		 758 /* ignore constant inputs, they will be ignored by hid-input */
759 if (data & HID_MAIN_ITEM_CONSTANT)
760 break;
3dc8fc08
BT		 761 for (i = 0; i < parser->local.usage_index; i++)
762 hid_scan_input_usage(parser, parser->local.usage[i]);
763 break;
764 case HID_MAIN_ITEM_TAG_OUTPUT:
765 break;
766 case HID_MAIN_ITEM_TAG_FEATURE:
f961bd35
BT		 767 for (i = 0; i < parser->local.usage_index; i++)
768 hid_scan_feature_usage(parser, parser->local.usage[i]);
3dc8fc08
BT		 769 break;
770 }
771
772 /* Reset the local parser environment */
773 memset(&parser->local, 0, sizeof(parser->local));
774
775 return 0;
776}
777
734c6609
HR		 778/*
779 * Scan a report descriptor before the device is added to the bus.
780 * Sets device groups and other properties that determine what driver
781 * to load.
782 */
783static int hid_scan_report(struct hid_device *hid)
784{
3dc8fc08
BT		 785 struct hid_parser *parser;
786 struct hid_item item;
734c6609
HR		 787 __u8 *start = hid->dev_rdesc;
788 __u8 *end = start + hid->dev_rsize;
3dc8fc08
BT		 789 static int (*dispatch_type[])(struct hid_parser *parser,
790 struct hid_item *item) = {
791 hid_scan_main,
792 hid_parser_global,
793 hid_parser_local,
794 hid_parser_reserved
795 };
796
797 parser = vzalloc(sizeof(struct hid_parser));
798 if (!parser)
799 return -ENOMEM;
734c6609 800
3dc8fc08 801 parser->device = hid;
734c6609 802 hid->group = HID_GROUP_GENERIC;
734c6609 803
3dc8fc08
BT		 804 /*
805 * The parsing is simpler than the one in hid_open_report() as we should
806 * be robust against hid errors. Those errors will be raised by
807 * hid_open_report() anyway.
808 */
809 while ((start = fetch_item(start, end, &item)) != NULL)
810 dispatch_type[item.type](parser, &item);
811
f961bd35
BT		 812 /*
813 * Handle special flags set during scanning.
814 */
815 if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) &&
816 (hid->group == HID_GROUP_MULTITOUCH))
817 hid->group = HID_GROUP_MULTITOUCH_WIN_8;
818
29b47391
BT		 819 /*
820 * Vendor specific handlings
821 */
822 switch (hid->vendor) {
823 case USB_VENDOR_ID_WACOM:
824 hid->group = HID_GROUP_WACOM;
825 break;
c241c5ee 826 case USB_VENDOR_ID_SYNAPTICS:
e39f2d59
AD		 827 if (hid->group == HID_GROUP_GENERIC)
828 if ((parser->scan_flags & HID_SCAN_FLAG_VENDOR_SPECIFIC)
829 && (parser->scan_flags & HID_SCAN_FLAG_GD_POINTER))
830 /*
831 * hid-rmi should take care of them,
832 * not hid-generic
833 */
834 hid->group = HID_GROUP_RMI;
c241c5ee 835 break;
29b47391
BT		 836 }
837
3dc8fc08 838 vfree(parser);
734c6609
HR		 839 return 0;
840}
841
85cdaf52
JS		 842/**
843 * hid_parse_report - parse device report
844 *
845 * @device: hid device
846 * @start: report start
847 * @size: report size
848 *
a7197c2e
HR		 849 * Allocate the device report as read by the bus driver. This function should
850 * only be called from parse() in ll drivers.
851 */
852int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
853{
854 hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
855 if (!hid->dev_rdesc)
856 return -ENOMEM;
857 hid->dev_rsize = size;
858 return 0;
859}
860EXPORT_SYMBOL_GPL(hid_parse_report);
861
331415ff
KC		 862static const char * const hid_report_names[] = {
863 "HID_INPUT_REPORT",
864 "HID_OUTPUT_REPORT",
865 "HID_FEATURE_REPORT",
866};
867/**
868 * hid_validate_values - validate existing device report's value indexes
869 *
870 * @device: hid device
871 * @type: which report type to examine
872 * @id: which report ID to examine (0 for first)
873 * @field_index: which report field to examine
874 * @report_counts: expected number of values
875 *
876 * Validate the number of values in a given field of a given report, after
877 * parsing.
878 */
879struct hid_report *hid_validate_values(struct hid_device *hid,
880 unsigned int type, unsigned int id,
881 unsigned int field_index,
882 unsigned int report_counts)
883{
884 struct hid_report *report;
885
886 if (type > HID_FEATURE_REPORT) {
887 hid_err(hid, "invalid HID report type %u\n", type);
888 return NULL;
889 }
890
891 if (id >= HID_MAX_IDS) {
892 hid_err(hid, "invalid HID report id %u\n", id);
893 return NULL;
894 }
895
896 /*
897 * Explicitly not using hid_get_report() here since it depends on
898 * ->numbered being checked, which may not always be the case when
899 * drivers go to access report values.
900 */
1b15d2e5
KC		 901 if (id == 0) {
902 /*
903 * Validating on id 0 means we should examine the first
904 * report in the list.
905 */
906 report = list_entry(
907 hid->report_enum[type].report_list.next,
908 struct hid_report, list);
909 } else {
910 report = hid->report_enum[type].report_id_hash[id];
911 }
331415ff
KC		 912 if (!report) {
913 hid_err(hid, "missing %s %u\n", hid_report_names[type], id);
914 return NULL;
915 }
916 if (report->maxfield <= field_index) {
917 hid_err(hid, "not enough fields in %s %u\n",
918 hid_report_names[type], id);
919 return NULL;
920 }
921 if (report->field[field_index]->report_count < report_counts) {
922 hid_err(hid, "not enough values in %s %u field %u\n",
923 hid_report_names[type], id, field_index);
924 return NULL;
925 }
926 return report;
927}
928EXPORT_SYMBOL_GPL(hid_validate_values);
929
a7197c2e
HR		 930/**
931 * hid_open_report - open a driver-specific device report
932 *
933 * @device: hid device
934 *
dde5845a
JK		 935 * Parse a report description into a hid_device structure. Reports are
936 * enumerated, fields are attached to these reports.
85cdaf52 937 * 0 returned on success, otherwise nonzero error value.
a7197c2e
HR		 938 *
939 * This function (or the equivalent hid_parse() macro) should only be
940 * called from probe() in drivers, before starting the device.
dde5845a 941 */
a7197c2e 942int hid_open_report(struct hid_device *device)
dde5845a 943{
dde5845a
JK		 944 struct hid_parser *parser;
945 struct hid_item item;
a7197c2e
HR		 946 unsigned int size;
947 __u8 *start;
86e6b77e 948 __u8 *buf;
dde5845a 949 __u8 *end;
85cdaf52 950 int ret;
dde5845a
JK		 951 static int (*dispatch_type[])(struct hid_parser *parser,
952 struct hid_item *item) = {
953 hid_parser_main,
954 hid_parser_global,
955 hid_parser_local,
956 hid_parser_reserved
957 };
958
a7197c2e
HR		 959 if (WARN_ON(device->status & HID_STAT_PARSED))
960 return -EBUSY;
961
962 start = device->dev_rdesc;
963 if (WARN_ON(!start))
964 return -ENODEV;
965 size = device->dev_rsize;
966
86e6b77e
KD		 967 buf = kmemdup(start, size, GFP_KERNEL);
968 if (buf == NULL)
969 return -ENOMEM;
970
c500c971 971 if (device->driver->report_fixup)
86e6b77e
KD		 972 start = device->driver->report_fixup(device, buf, &size);
973 else
974 start = buf;
c500c971 975
86e6b77e
KD		 976 start = kmemdup(start, size, GFP_KERNEL);
977 kfree(buf);
978 if (start == NULL)
85cdaf52 979 return -ENOMEM;
86e6b77e
KD		 980
981 device->rdesc = start;
dde5845a
JK		 982 device->rsize = size;
983
fe258020 984 parser = vzalloc(sizeof(struct hid_parser));
85cdaf52
JS		 985 if (!parser) {
986 ret = -ENOMEM;
987 goto err;
dde5845a 988 }
85cdaf52 989
dde5845a
JK		 990 parser->device = device;
991
992 end = start + size;
a7197c2e
HR		 993
994 device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
995 sizeof(struct hid_collection), GFP_KERNEL);
996 if (!device->collection) {
997 ret = -ENOMEM;
998 goto err;
999 }
1000 device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
1001
85cdaf52 1002 ret = -EINVAL;
dde5845a
JK		 1003 while ((start = fetch_item(start, end, &item)) != NULL) {
1004
1005 if (item.format != HID_ITEM_FORMAT_SHORT) {
8c3d52fc 1006 hid_err(device, "unexpected long global item\n");
85cdaf52 1007 goto err;
dde5845a
JK		 1008 }
1009
1010 if (dispatch_type[item.type](parser, &item)) {
8c3d52fc 1011 hid_err(device, "item %u %u %u %u parsing failed\n",
4291ee30
JP		 1012 item.format, (unsigned)item.size,
1013 (unsigned)item.type, (unsigned)item.tag);
85cdaf52 1014 goto err;
dde5845a
JK		 1015 }
1016
1017 if (start == end) {
1018 if (parser->collection_stack_ptr) {
8c3d52fc 1019 hid_err(device, "unbalanced collection at end of report description\n");
85cdaf52 1020 goto err;
dde5845a
JK		 1021 }
1022 if (parser->local.delimiter_depth) {
8c3d52fc 1023 hid_err(device, "unbalanced delimiter at end of report description\n");
85cdaf52 1024 goto err;
dde5845a 1025 }
47a80edb 1026 vfree(parser);
a7197c2e 1027 device->status |= HID_STAT_PARSED;
85cdaf52 1028 return 0;
dde5845a
JK		 1029 }
1030 }
1031
8c3d52fc 1032 hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
85cdaf52 1033err:
47a80edb 1034 vfree(parser);
a7197c2e 1035 hid_close_report(device);
85cdaf52 1036 return ret;
dde5845a 1037}
a7197c2e 1038EXPORT_SYMBOL_GPL(hid_open_report);
dde5845a
JK		 1039
1040/*
1041 * Convert a signed n-bit integer to signed 32-bit integer. Common
1042 * cases are done through the compiler, the screwed things has to be
1043 * done by hand.
1044 */
1045
1046static s32 snto32(__u32 value, unsigned n)
1047{
1048 switch (n) {
880d29f1
JS		 1049 case 8: return ((__s8)value);
1050 case 16: return ((__s16)value);
1051 case 32: return ((__s32)value);
dde5845a
JK		 1052 }
1053 return value & (1 << (n - 1)) ? value | (-1 << n) : value;
1054}
1055
77463838
BT		 1056s32 hid_snto32(__u32 value, unsigned n)
1057{
1058 return snto32(value, n);
1059}
1060EXPORT_SYMBOL_GPL(hid_snto32);
1061
dde5845a
JK		 1062/*
1063 * Convert a signed 32-bit integer to a signed n-bit integer.
1064 */
1065
1066static u32 s32ton(__s32 value, unsigned n)
1067{
1068 s32 a = value >> (n - 1);
1069 if (a && a != -1)
1070 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
1071 return value & ((1 << n) - 1);
1072}
1073
1074/*
1075 * Extract/implement a data field from/to a little endian report (bit array).
1076 *
1077 * Code sort-of follows HID spec:
5137b354 1078 * http://www.usb.org/developers/hidpage/HID1_11.pdf
dde5845a
JK		 1079 *
1080 * While the USB HID spec allows unlimited length bit fields in "report
1081 * descriptors", most devices never use more than 16 bits.
1082 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
1083 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
1084 */
1085
5137b354 1086static u32 __extract(u8 *report, unsigned offset, int n)
dde5845a 1087{
5137b354
DT		 1088 unsigned int idx = offset / 8;
1089 unsigned int bit_nr = 0;
1090 unsigned int bit_shift = offset % 8;
1091 int bits_to_copy = 8 - bit_shift;
1092 u32 value = 0;
1093 u32 mask = n < 32 ? (1U << n) - 1 : ~0U;
1094
1095 while (n > 0) {
1096 value |= ((u32)report[idx] >> bit_shift) << bit_nr;
1097 n -= bits_to_copy;
1098 bit_nr += bits_to_copy;
1099 bits_to_copy = 8;
1100 bit_shift = 0;
1101 idx++;
1102 }
1103
1104 return value & mask;
1105}
dde5845a 1106
5137b354
DT		 1107u32 hid_field_extract(const struct hid_device *hid, u8 *report,
1108 unsigned offset, unsigned n)
1109{
1110 if (n > 32) {
04fba786 1111 hid_warn(hid, "hid_field_extract() called with n (%d) > 32! (%s)\n",
4291ee30 1112 n, current->comm);
5137b354
DT		 1113 n = 32;
1114 }
dde5845a 1115
5137b354 1116 return __extract(report, offset, n);
dde5845a 1117}
04fba786 1118EXPORT_SYMBOL_GPL(hid_field_extract);
dde5845a
JK		 1119
1120/*
1121 * "implement" : set bits in a little endian bit stream.
1122 * Same concepts as "extract" (see comments above).
1123 * The data mangled in the bit stream remains in little endian
1124 * order the whole time. It make more sense to talk about
1125 * endianness of register values by considering a register
5137b354 1126 * a "cached" copy of the little endian bit stream.
dde5845a 1127 */
5137b354
DT		 1128
1129static void __implement(u8 *report, unsigned offset, int n, u32 value)
1130{
1131 unsigned int idx = offset / 8;
5137b354
DT		 1132 unsigned int bit_shift = offset % 8;
1133 int bits_to_set = 8 - bit_shift;
5137b354
DT		 1134
1135 while (n - bits_to_set >= 0) {
95d1c895 1136 report[idx] &= ~(0xff << bit_shift);
5137b354
DT		 1137 report[idx] |= value << bit_shift;
1138 value >>= bits_to_set;
1139 n -= bits_to_set;
1140 bits_to_set = 8;
5137b354
DT		 1141 bit_shift = 0;
1142 idx++;
1143 }
1144
1145 /* last nibble */
1146 if (n) {
95d1c895
DT		 1147 u8 bit_mask = ((1U << n) - 1);
1148 report[idx] &= ~(bit_mask << bit_shift);
1149 report[idx] |= value << bit_shift;
5137b354
DT		 1150 }
1151}
1152
1153static void implement(const struct hid_device *hid, u8 *report,
1154 unsigned offset, unsigned n, u32 value)
dde5845a 1155{
95d1c895 1156 if (unlikely(n > 32)) {
4291ee30
JP		 1157 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
1158 __func__, n, current->comm);
5137b354 1159 n = 32;
95d1c895
DT		 1160 } else if (n < 32) {
1161 u32 m = (1U << n) - 1;
1162
1163 if (unlikely(value > m)) {
1164 hid_warn(hid,
1165 "%s() called with too large value %d (n: %d)! (%s)\n",
1166 __func__, value, n, current->comm);
1167 WARN_ON(1);
1168 value &= m;
1169 }
5137b354 1170 }
dde5845a 1171
5137b354 1172 __implement(report, offset, n, value);
dde5845a
JK		 1173}
1174
1175/*
1176 * Search an array for a value.
1177 */
1178
16ee4cc8 1179static int search(__s32 *array, __s32 value, unsigned n)
dde5845a
JK		 1180{
1181 while (n--) {
1182 if (*array++ == value)
1183 return 0;
1184 }
1185 return -1;
1186}
1187
85cdaf52
JS		 1188/**
1189 * hid_match_report - check if driver's raw_event should be called
1190 *
1191 * @hid: hid device
1192 * @report_type: type to match against
1193 *
1194 * compare hid->driver->report_table->report_type to report->type
1195 */
1196static int hid_match_report(struct hid_device *hid, struct hid_report *report)
dde5845a 1197{
85cdaf52
JS		 1198 const struct hid_report_id *id = hid->driver->report_table;
1199
1200 if (!id) /* NULL means all */
1201 return 1;
1202
1203 for (; id->report_type != HID_TERMINATOR; id++)
1204 if (id->report_type == HID_ANY_ID ||
1205 id->report_type == report->type)
1206 return 1;
1207 return 0;
1208}
1209
1210/**
1211 * hid_match_usage - check if driver's event should be called
1212 *
1213 * @hid: hid device
1214 * @usage: usage to match against
1215 *
1216 * compare hid->driver->usage_table->usage_{type,code} to
1217 * usage->usage_{type,code}
1218 */
1219static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
1220{
1221 const struct hid_usage_id *id = hid->driver->usage_table;
1222
1223 if (!id) /* NULL means all */
1224 return 1;
1225
1226 for (; id->usage_type != HID_ANY_ID - 1; id++)
1227 if ((id->usage_hid == HID_ANY_ID ||
1228 id->usage_hid == usage->hid) &&
1229 (id->usage_type == HID_ANY_ID ||
1230 id->usage_type == usage->type) &&
1231 (id->usage_code == HID_ANY_ID ||
1232 id->usage_code == usage->code))
1233 return 1;
1234 return 0;
1235}
1236
1237static void hid_process_event(struct hid_device *hid, struct hid_field *field,
1238 struct hid_usage *usage, __s32 value, int interrupt)
1239{
1240 struct hid_driver *hdrv = hid->driver;
1241 int ret;
1242
9bfc8da0
HR		 1243 if (!list_empty(&hid->debug_list))
1244 hid_dump_input(hid, usage, value);
85cdaf52
JS		 1245
1246 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
1247 ret = hdrv->event(hid, field, usage, value);
1248 if (ret != 0) {
1249 if (ret < 0)
8c3d52fc 1250 hid_err(hid, "%s's event failed with %d\n",
85cdaf52
JS		 1251 hdrv->name, ret);
1252 return;
1253 }
1254 }
1255
dde5845a
JK		 1256 if (hid->claimed & HID_CLAIMED_INPUT)
1257 hidinput_hid_event(hid, field, usage, value);
aa938f79
JK		 1258 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
1259 hid->hiddev_hid_event(hid, field, usage, value);
dde5845a
JK		 1260}
1261
1262/*
1263 * Analyse a received field, and fetch the data from it. The field
1264 * content is stored for next report processing (we do differential
1265 * reporting to the layer).
1266 */
1267
abdff0f7
AB		 1268static void hid_input_field(struct hid_device *hid, struct hid_field *field,
1269 __u8 *data, int interrupt)
dde5845a
JK		 1270{
1271 unsigned n;
1272 unsigned count = field->report_count;
1273 unsigned offset = field->report_offset;
1274 unsigned size = field->report_size;
1275 __s32 min = field->logical_minimum;
1276 __s32 max = field->logical_maximum;
1277 __s32 *value;
1278
a3789a17
JP		 1279 value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
1280 if (!value)
dde5845a
JK		 1281 return;
1282
1283 for (n = 0; n < count; n++) {
1284
4291ee30 1285 value[n] = min < 0 ?
04fba786
GB		 1286 snto32(hid_field_extract(hid, data, offset + n * size,
1287 size), size) :
1288 hid_field_extract(hid, data, offset + n * size, size);
dde5845a 1289
4291ee30
JP		 1290 /* Ignore report if ErrorRollOver */
1291 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
1292 value[n] >= min && value[n] <= max &&
50220dea 1293 value[n] - min < field->maxusage &&
4291ee30
JP		 1294 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
1295 goto exit;
dde5845a
JK		 1296 }
1297
1298 for (n = 0; n < count; n++) {
1299
1300 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
1301 hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
1302 continue;
1303 }
1304
1305 if (field->value[n] >= min && field->value[n] <= max
50220dea 1306 && field->value[n] - min < field->maxusage
dde5845a
JK		 1307 && field->usage[field->value[n] - min].hid
1308 && search(value, field->value[n], count))
1309 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
1310
1311 if (value[n] >= min && value[n] <= max
50220dea 1312 && value[n] - min < field->maxusage
dde5845a
JK		 1313 && field->usage[value[n] - min].hid
1314 && search(field->value, value[n], count))
1315 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1316 }
1317
1318 memcpy(field->value, value, count * sizeof(__s32));
1319exit:
1320 kfree(value);
1321}
dde5845a
JK		 1322
1323/*
1324 * Output the field into the report.
1325 */
1326
4291ee30
JP		 1327static void hid_output_field(const struct hid_device *hid,
1328 struct hid_field *field, __u8 *data)
dde5845a
JK		 1329{
1330 unsigned count = field->report_count;
1331 unsigned offset = field->report_offset;
1332 unsigned size = field->report_size;
1333 unsigned n;
1334
1335 for (n = 0; n < count; n++) {
1336 if (field->logical_minimum < 0) /* signed values */
4291ee30
JP		 1337 implement(hid, data, offset + n * size, size,
1338 s32ton(field->value[n], size));
dde5845a 1339 else /* unsigned values */
4291ee30
JP		 1340 implement(hid, data, offset + n * size, size,
1341 field->value[n]);
dde5845a
JK		 1342 }
1343}
1344
1345/*
27ce4050
JK		 1346 * Create a report. 'data' has to be allocated using
1347 * hid_alloc_report_buf() so that it has proper size.
dde5845a
JK		 1348 */
1349
229695e5 1350void hid_output_report(struct hid_report *report, __u8 *data)
dde5845a
JK		 1351{
1352 unsigned n;
1353
1354 if (report->id > 0)
1355 *data++ = report->id;
1356
75c28df8 1357 memset(data, 0, ((report->size - 1) >> 3) + 1);
dde5845a 1358 for (n = 0; n < report->maxfield; n++)
4291ee30 1359 hid_output_field(report->device, report->field[n], data);
dde5845a 1360}
229695e5 1361EXPORT_SYMBOL_GPL(hid_output_report);
dde5845a 1362
27ce4050
JK		 1363/*
1364 * Allocator for buffer that is going to be passed to hid_output_report()
1365 */
1366u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags)
1367{
1368 /*
1369 * 7 extra bytes are necessary to achieve proper functionality
1370 * of implement() working on 8 byte chunks
1371 */
1372
19e4ec52 1373 int len = hid_report_len(report) + 7;
27ce4050
JK		 1374
1375 return kmalloc(len, flags);
1376}
1377EXPORT_SYMBOL_GPL(hid_alloc_report_buf);
1378
dde5845a
JK		 1379/*
1380 * Set a field value. The report this field belongs to has to be
1381 * created and transferred to the device, to set this value in the
1382 * device.
1383 */
1384
1385int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1386{
be67b68d
KC		 1387 unsigned size;
1388
1389 if (!field)
1390 return -1;
1391
1392 size = field->report_size;
dde5845a 1393
cd667ce2 1394 hid_dump_input(field->report->device, field->usage + offset, value);
dde5845a
JK		 1395
1396 if (offset >= field->report_count) {
8c3d52fc
JK		 1397 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1398 offset, field->report_count);
dde5845a
JK		 1399 return -1;
1400 }
1401 if (field->logical_minimum < 0) {
1402 if (value != snto32(s32ton(value, size), size)) {
8c3d52fc 1403 hid_err(field->report->device, "value %d is out of range\n", value);
dde5845a
JK		 1404 return -1;
1405 }
1406 }
1407 field->value[offset] = value;
1408 return 0;
1409}
229695e5 1410EXPORT_SYMBOL_GPL(hid_set_field);
dde5845a 1411
85cdaf52
JS		 1412static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1413 const u8 *data)
aa8de2f0 1414{
aa8de2f0 1415 struct hid_report *report;
85cdaf52 1416 unsigned int n = 0; /* Normally report number is 0 */
aa8de2f0 1417
85cdaf52
JS		 1418 /* Device uses numbered reports, data[0] is report number */
1419 if (report_enum->numbered)
1420 n = *data;
aa8de2f0 1421
85cdaf52
JS		 1422 report = report_enum->report_id_hash[n];
1423 if (report == NULL)
1424 dbg_hid("undefined report_id %u received\n", n);
aa8de2f0 1425
85cdaf52
JS		 1426 return report;
1427}
aa8de2f0 1428
4fa5a7f7
BT		 1429/*
1430 * Implement a generic .request() callback, using .raw_request()
1431 * DO NOT USE in hid drivers directly, but through hid_hw_request instead.
1432 */
1433void __hid_request(struct hid_device *hid, struct hid_report *report,
1434 int reqtype)
1435{
1436 char *buf;
1437 int ret;
1438 int len;
1439
4fa5a7f7
BT		 1440 buf = hid_alloc_report_buf(report, GFP_KERNEL);
1441 if (!buf)
1442 return;
1443
1444 len = hid_report_len(report);
1445
1446 if (reqtype == HID_REQ_SET_REPORT)
1447 hid_output_report(report, buf);
1448
1449 ret = hid->ll_driver->raw_request(hid, report->id, buf, len,
1450 report->type, reqtype);
1451 if (ret < 0) {
1452 dbg_hid("unable to complete request: %d\n", ret);
1453 goto out;
1454 }
1455
1456 if (reqtype == HID_REQ_GET_REPORT)
1457 hid_input_report(hid, report->type, buf, ret, 0);
1458
1459out:
1460 kfree(buf);
1461}
1462EXPORT_SYMBOL_GPL(__hid_request);
1463
b6787242 1464int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
85cdaf52
JS		 1465 int interrupt)
1466{
1467 struct hid_report_enum *report_enum = hid->report_enum + type;
1468 struct hid_report *report;
6d85d037 1469 struct hid_driver *hdrv;
85cdaf52
JS		 1470 unsigned int a;
1471 int rsize, csize = size;
1472 u8 *cdata = data;
b6787242 1473 int ret = 0;
aa8de2f0 1474
85cdaf52
JS		 1475 report = hid_get_report(report_enum, data);
1476 if (!report)
b6787242 1477 goto out;
aa8de2f0 1478
85cdaf52
JS		 1479 if (report_enum->numbered) {
1480 cdata++;
1481 csize--;
aa8de2f0
JK		 1482 }
1483
1484 rsize = ((report->size - 1) >> 3) + 1;
1485
966922f2
AV		 1486 if (rsize > HID_MAX_BUFFER_SIZE)
1487 rsize = HID_MAX_BUFFER_SIZE;
1488
85cdaf52
JS		 1489 if (csize < rsize) {
1490 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1491 csize, rsize);
1492 memset(cdata + csize, 0, rsize - csize);
aa8de2f0
JK		 1493 }
1494
1495 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1496 hid->hiddev_report_event(hid, report);
b6787242
JK		 1497 if (hid->claimed & HID_CLAIMED_HIDRAW) {
1498 ret = hidraw_report_event(hid, data, size);
1499 if (ret)
1500 goto out;
1501 }
aa8de2f0 1502
cc6b54aa 1503 if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) {
b94e3c94
MC		 1504 for (a = 0; a < report->maxfield; a++)
1505 hid_input_field(hid, report->field[a], cdata, interrupt);
6d85d037
BT		 1506 hdrv = hid->driver;
1507 if (hdrv && hdrv->report)
1508 hdrv->report(hid, report);
b94e3c94 1509 }
aa8de2f0
JK		 1510
1511 if (hid->claimed & HID_CLAIMED_INPUT)
1512 hidinput_report_event(hid, report);
b6787242
JK		 1513out:
1514 return ret;
85cdaf52
JS		 1515}
1516EXPORT_SYMBOL_GPL(hid_report_raw_event);
1517
1518/**
1519 * hid_input_report - report data from lower layer (usb, bt...)
1520 *
1521 * @hid: hid device
1522 * @type: HID report type (HID_*_REPORT)
1523 * @data: report contents
1524 * @size: size of data parameter
ff9b00a2 1525 * @interrupt: distinguish between interrupt and control transfers
85cdaf52
JS		 1526 *
1527 * This is data entry for lower layers.
1528 */
1529int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1530{
76c317d6
JL		 1531 struct hid_report_enum *report_enum;
1532 struct hid_driver *hdrv;
85cdaf52 1533 struct hid_report *report;
45dc1ac7 1534 int ret = 0;
85cdaf52 1535
4ea54542 1536 if (!hid)
85cdaf52 1537 return -ENODEV;
4ea54542 1538
c849a614 1539 if (down_trylock(&hid->driver_input_lock))
4ea54542
DH		 1540 return -EBUSY;
1541
1542 if (!hid->driver) {
1543 ret = -ENODEV;
1544 goto unlock;
1545 }
76c317d6
JL		 1546 report_enum = hid->report_enum + type;
1547 hdrv = hid->driver;
85cdaf52
JS		 1548
1549 if (!size) {
1550 dbg_hid("empty report\n");
4ea54542
DH		 1551 ret = -1;
1552 goto unlock;
85cdaf52
JS		 1553 }
1554
b94e3c94 1555 /* Avoid unnecessary overhead if debugfs is disabled */
a5f04b9d
BT		 1556 if (!list_empty(&hid->debug_list))
1557 hid_dump_report(hid, type, data, size);
85cdaf52 1558
1caea61e
JK		 1559 report = hid_get_report(report_enum, data);
1560
4ea54542
DH		 1561 if (!report) {
1562 ret = -1;
1563 goto unlock;
1564 }
85cdaf52
JS		 1565
1566 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1567 ret = hdrv->raw_event(hid, report, data, size);
556483e2 1568 if (ret < 0)
4ea54542 1569 goto unlock;
85cdaf52
JS		 1570 }
1571
b6787242 1572 ret = hid_report_raw_event(hid, type, data, size, interrupt);
aa8de2f0 1573
4ea54542 1574unlock:
c849a614 1575 up(&hid->driver_input_lock);
45dc1ac7 1576 return ret;
aa8de2f0
JK		 1577}
1578EXPORT_SYMBOL_GPL(hid_input_report);
1579
0f37cd03
JK		 1580static bool hid_match_one_id(struct hid_device *hdev,
1581 const struct hid_device_id *id)
1582{
7431fb76 1583 return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) &&
4d53b801 1584 (id->group == HID_GROUP_ANY || id->group == hdev->group) &&
0f37cd03
JK		 1585 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1586 (id->product == HID_ANY_ID || id->product == hdev->product);
1587}
1588
bbc21cfd 1589const struct hid_device_id *hid_match_id(struct hid_device *hdev,
0f37cd03
JK		 1590 const struct hid_device_id *id)
1591{
1592 for (; id->bus; id++)
1593 if (hid_match_one_id(hdev, id))
1594 return id;
1595
1596 return NULL;
1597}
1598
1599static const struct hid_device_id hid_hiddev_list[] = {
c0bd6a42
RH		 1600 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1601 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
0f37cd03
JK		 1602 { }
1603};
1604
1605static bool hid_hiddev(struct hid_device *hdev)
1606{
1607 return !!hid_match_id(hdev, hid_hiddev_list);
1608}
1609
6d3bfb74
AO		 1610
1611static ssize_t
1612read_report_descriptor(struct file *filp, struct kobject *kobj,
1613 struct bin_attribute *attr,
1614 char *buf, loff_t off, size_t count)
1615{
2cf83833 1616 struct device *dev = kobj_to_dev(kobj);
ee79a8f8 1617 struct hid_device *hdev = to_hid_device(dev);
6d3bfb74
AO		 1618
1619 if (off >= hdev->rsize)
1620 return 0;
1621
1622 if (off + count > hdev->rsize)
1623 count = hdev->rsize - off;
1624
1625 memcpy(buf, hdev->rdesc + off, count);
1626
1627 return count;
1628}
1629
a877417e
OG		 1630static ssize_t
1631show_country(struct device *dev, struct device_attribute *attr,
1632 char *buf)
1633{
ee79a8f8 1634 struct hid_device *hdev = to_hid_device(dev);
a877417e
OG		 1635
1636 return sprintf(buf, "%02x\n", hdev->country & 0xff);
1637}
1638
6d3bfb74
AO		 1639static struct bin_attribute dev_bin_attr_report_desc = {
1640 .attr = { .name = "report_descriptor", .mode = 0444 },
1641 .read = read_report_descriptor,
1642 .size = HID_MAX_DESCRIPTOR_SIZE,
1643};
1644
a877417e
OG		 1645static struct device_attribute dev_attr_country = {
1646 .attr = { .name = "country", .mode = 0444 },
1647 .show = show_country,
1648};
1649
93c10132
JS		 1650int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1651{
1652 static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1653 "Joystick", "Gamepad", "Keyboard", "Keypad",
1654 "Multi-Axis Controller"
1655 };
1656 const char *type, *bus;
79b568b9 1657 char buf[64] = "";
93c10132
JS		 1658 unsigned int i;
1659 int len;
6d3bfb74 1660 int ret;
93c10132 1661
b5e5a37e
BN		 1662 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1663 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
3a343ee4
DM		 1664 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1665 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
93c10132
JS		 1666 if (hdev->bus != BUS_USB)
1667 connect_mask &= ~HID_CONNECT_HIDDEV;
0f37cd03
JK		 1668 if (hid_hiddev(hdev))
1669 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
93c10132
JS		 1670
1671 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1672 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1673 hdev->claimed |= HID_CLAIMED_INPUT;
b77c3920 1674
93c10132
JS		 1675 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1676 !hdev->hiddev_connect(hdev,
1677 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1678 hdev->claimed |= HID_CLAIMED_HIDDEV;
1679 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1680 hdev->claimed |= HID_CLAIMED_HIDRAW;
1681
7704ac93
BT		 1682 if (connect_mask & HID_CONNECT_DRIVER)
1683 hdev->claimed |= HID_CLAIMED_DRIVER;
1684
4bc19f62
DH		 1685 /* Drivers with the ->raw_event callback set are not required to connect
1686 * to any other listener. */
1687 if (!hdev->claimed && !hdev->driver->raw_event) {
1688 hid_err(hdev, "device has no listeners, quitting\n");
93c10132
JS		 1689 return -ENODEV;
1690 }
1691
1692 if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1693 (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1694 hdev->ff_init(hdev);
1695
1696 len = 0;
1697 if (hdev->claimed & HID_CLAIMED_INPUT)
1698 len += sprintf(buf + len, "input");
1699 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1700 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1701 hdev->minor);
1702 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1703 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1704 ((struct hidraw *)hdev->hidraw)->minor);
1705
1706 type = "Device";
1707 for (i = 0; i < hdev->maxcollection; i++) {
1708 struct hid_collection *col = &hdev->collection[i];
1709 if (col->type == HID_COLLECTION_APPLICATION &&
1710 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1711 (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1712 type = types[col->usage & 0xffff];
1713 break;
1714 }
1715 }
1716
1717 switch (hdev->bus) {
1718 case BUS_USB:
1719 bus = "USB";
1720 break;
1721 case BUS_BLUETOOTH:
1722 bus = "BLUETOOTH";
1723 break;
06780727
DM		 1724 case BUS_I2C:
1725 bus = "I2C";
1726 break;
93c10132
JS		 1727 default:
1728 bus = "<UNKNOWN>";
1729 }
1730
a877417e
OG		 1731 ret = device_create_file(&hdev->dev, &dev_attr_country);
1732 if (ret)
1733 hid_warn(hdev,
1734 "can't create sysfs country code attribute err: %d\n", ret);
1735
4291ee30
JP		 1736 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1737 buf, bus, hdev->version >> 8, hdev->version & 0xff,
1738 type, hdev->name, hdev->phys);
93c10132
JS		 1739
1740 return 0;
1741}
1742EXPORT_SYMBOL_GPL(hid_connect);
1743
c4c259bc
JK		 1744void hid_disconnect(struct hid_device *hdev)
1745{
a877417e 1746 device_remove_file(&hdev->dev, &dev_attr_country);
c4c259bc
JK		 1747 if (hdev->claimed & HID_CLAIMED_INPUT)
1748 hidinput_disconnect(hdev);
1749 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1750 hdev->hiddev_disconnect(hdev);
1751 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1752 hidraw_disconnect(hdev);
9c5c6ed7 1753 hdev->claimed = 0;
c4c259bc
JK		 1754}
1755EXPORT_SYMBOL_GPL(hid_disconnect);
1756
00315e4f
JK		 1757/*
1758 * A list of devices for which there is a specialized driver on HID bus.
1759 *
1760 * Please note that for multitouch devices (driven by hid-multitouch driver),
1761 * there is a proper autodetection and autoloading in place (based on presence
1762 * of HID_DG_CONTACTID), so those devices don't need to be added to this list,
1763 * as we are doing the right thing in hid_scan_usage().
83499b52
AH		 1764 *
1765 * Autodetection for (USB) HID sensor hubs exists too. If a collection of type
1766 * physical is found inside a usage page of type sensor, hid-sensor-hub will be
1767 * used as a driver. See hid_scan_report().
00315e4f 1768 */
ce06b9d6 1769static const struct hid_device_id hid_have_special_driver[] = {
14a21cd4
JS		 1770 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1771 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
b7e1b203 1772 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
c0dbcc33 1773 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
e17f5d76 1774 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0xf705) },
8c19a515 1775 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
128537ce 1776 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
a462230e 1777 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
8c19a515
JS		 1778 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1779 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1780 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1781 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1782 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1783 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1784 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1785 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1786 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1787 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1788 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
fef3f571
RF		 1789 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1790 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1791 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
8c19a515
JS		 1792 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1793 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1794 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1795 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1796 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1797 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
9a4a5574
BT		 1798 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) },
1799 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL2) },
1800 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL3) },
1801 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1802 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL5) },
ee8a1a0a
JS		 1803 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1804 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1805 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
8c19a515
JS		 1806 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1807 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1808 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1809 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1810 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1811 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
a96d6ef3
HR		 1812 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1813 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1814 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 1815 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1816 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1817 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1818 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1819 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1820 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 1821 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1822 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1823 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 1824 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1825 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1826 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4a4c8799
DB		 1827 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1828 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1829 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
f6f554f0
JK		 1830 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1831 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1832 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
b3aec7b6
JK		 1833 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1834 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1835 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b2e6ad7d
RB		 1836 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
1837 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
1838 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
8d80da90
DH		 1839 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
1840 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
1841 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
9d9a04ee
DT		 1842 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
1843 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
1844 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
a4a2c545
HR		 1845 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
1846 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
1847 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
23aeb61e
CSW		 1848 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1849 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1850 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
f9af7b9e 1851 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) },
ad734bc1 1852 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
bd4a7ce1 1853 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS) },
8c19a515
JS		 1854 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1855 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
b94f7d5d 1856 { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_NOTEBOOK_KEYBOARD) },
212da74d 1857 { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
b5635b12 1858 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
fc38a8a6
HB		 1859 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185BFM, 0x2208) },
1860 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185PC, 0x5506) },
1861 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2PC, 0x1850) },
1862 { HID_USB_DEVICE(USB_VENDOR_ID_BETOP_2185V2BFM, 0x5500) },
bf280628 1863 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
c3dc66de 1864 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
3b239cd7 1865 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1ce31b25 1866 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
fcfacfd3 1867 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
b9e4b1e0 1868 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
3596bb92 1869 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
2d8767bb 1870 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_AK1D) },
9a1d78a3 1871 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_ACER_SWITCH12) },
6f78193e 1872 { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_K90) },
3a370ca1 1873 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
e932d817 1874 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_CP2112) },
0f221320
JS		 1875 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1876 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
e8d0eab4 1877 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
76c9d8fe 1878 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) },
0f221320 1879 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
de908650 1880 { HID_USB_DEVICE(USB_VENDOR_ID_DELCOM, USB_DEVICE_ID_DELCOM_VISUAL_IND) },
3f866fbd 1881 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
e05eefb9 1882 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
6c7ad07e
HK		 1883 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_WN) },
1884 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, USB_DEVICE_ID_DREAM_CHEEKY_FA) },
64b386ea 1885 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
d23efc19
JS		 1886 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) },
1887 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) },
04561c5a 1888 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1f243e30 1889 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
5181e594 1890 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
578f3a35 1891 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
931830aa 1892 { HID_USB_DEVICE(USB_VENDOR_ID_GEMBIRD, USB_DEVICE_ID_GEMBIRD_JPD_DUALFORCE2) },
5181e594 1893 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
42859e0b 1894 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
949f8fef 1895 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1e093206 1896 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
c2fd1a4e 1897 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
d946e65e 1898 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
ff9bf5a2 1899 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) },
40d3597f
JK		 1900 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) },
1901 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) },
274be3eb 1902 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070) },
f1a4914b 1903 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) },
7da7cbbb 1904 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) },
5df4eb05 1905 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) },
e917e98f 1906 { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) },
aaca9cc0 1907 { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) },
4ddfe028 1908 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) },
fdf93aa3 1909 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
177900e8 1910 { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
3685c18e 1911 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) },
4a2c94c9 1912 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_MANTICORE) },
0adb9c2c 1913 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GX_IMPERATOR) },
79422741 1914 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
22ca20b2
NK		 1915 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
1916 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
2bacedad 1917 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2) },
22ca20b2 1918 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
feb6faf1 1919 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_PENSKETCH_M912) },
b5635b12 1920 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
75b07022 1921 { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
94723bfa 1922#if IS_ENABLED(CONFIG_HID_LENOVO)
aad932e7 1923 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
f3d4ff0e
JL		 1924 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
1925 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
181a8b91 1926 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
aad932e7 1927#endif
5f22a799
JS		 1928 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1929 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1930 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1931 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
5844c1cd 1932 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) },
2f31c525 1933 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_T651) },
5f22a799
JS		 1934 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1935 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1936 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
5f22a799
JS		 1937 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1938 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
5f22a799 1939 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
5d74325a 1940 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DUAL_ACTION) },
5f22a799 1941 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
2c6118e4 1942 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
606bd0a8
JS		 1943 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1944 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
29fae1c8 1945 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G29_WHEEL) },
7bfd2927 1946 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G920_WHEEL) },
606bd0a8 1947 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
fd30ea8c 1948 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
606bd0a8 1949 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
74f292ca 1950 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
606bd0a8
JS		 1951 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1952 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
bd04363d 1953 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL) },
5623a24a 1954 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
e00ddc9b 1955 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
243b706d 1956 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
fdc6807f 1957 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
0944e964 1958#if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
534a7b8e
NLC		 1959 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1960 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
0944e964 1961#endif
32c88cbc 1962 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
606bd0a8 1963 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
24985cf6
JK		 1964 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1965 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
236db47c
BP		 1966 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1967 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
b580169a 1968 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
f9a82c20 1969 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_KEYBOARD) },
78a849a6
JS		 1970 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1971 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
89759e20 1972 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) },
ef567cf9 1973 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE7K) },
78a849a6
JS		 1974 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1975 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
f3b83d71 1976 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
78a849a6 1977 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
3faed1af 1978 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) },
0439de75 1979 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3) },
c6956eb7 1980 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_2) },
0439de75 1981 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_PRO_3_JP) },
be3b1634 1982 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_TYPE_COVER_3) },
c847a89a
ALH		 1983 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_7K) },
1984 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_600) },
1985 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3KV1) },
18eec2cd 1986 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER) },
3b8006e5 1987 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
f471d948 1988 { HID_USB_DEVICE(USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL) },
94011f93 1989 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
6e32819e 1990 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1991 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1992 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1993 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1994 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
1995 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
1996 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
1997 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
1998 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
1999 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
2000 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
2001 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
2002 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
2003 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
2004 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
2005 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
2006 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
2007 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
270fdc07 2008 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
cd9ec30d 2009 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
ffe51d0d 2010 { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_6000) },
1e762532 2011 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
1a3f83f6 2012 { HID_USB_DEVICE(USB_VENDOR_ID_PLANTRONICS, HID_ANY_ID) },
f6a04605 2013 { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
6c7ad07e 2014 { HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) },
ca9bbdcc 2015#if IS_ENABLED(CONFIG_HID_ROCCAT)
e68cc603 2016 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
d41c2a70 2017 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
e078809d
SA		 2018 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) },
2019 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
47dbdbff 2020 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
8936aa31 2021 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) },
a4be0ed3 2022 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) },
e078809d 2023 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) },
0e70f97f 2024 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
4424f616 2025 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_LUA) },
cb7cf3da 2026 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
3fce2246 2027 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
6f3a1936
SA		 2028 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK) },
2029 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_GLOW) },
2030 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_PRO) },
6a2a6390 2031 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_SAVU) },
ca9bbdcc 2032#endif
37c492c8 2033#if IS_ENABLED(CONFIG_HID_SAITEK)
1e93674a 2034 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
afe98939 2035 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7_OLD) },
37c492c8
HB		 2036 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7) },
2037 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_MMO7) },
8ffd341c 2038 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT5) },
7bb9d643 2039 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_RAT9) },
37c492c8 2040#endif
980a3da6 2041 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
b355850b 2042 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
d586dca0 2043 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
68a49e51 2044 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SMK, USB_DEVICE_ID_SMK_PS3_BDREMOTE) },
f04d5140
CL		 2045 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER) },
2046 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER) },
7c886d09 2047 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
a4afa854 2048 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_MOTION_CONTROLLER) },
35dca5b4 2049 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
6eabaaa0 2050 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
5844c1cd 2051 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) },
bd28ce00 2052 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
f9ce7c28 2053 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
0bd88dd3
FP		 2054 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
2055 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
cc6e0bbb 2056 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
c1e0ac19 2057 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) },
74500cc8 2058 { HID_USB_DEVICE(USB_VENDOR_ID_SINO_LITE, USB_DEVICE_ID_SINO_LITE_CONTROLLER) },
75dbb953 2059 { HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, USB_DEVICE_ID_STEELSERIES_SRWS1) },
90231e7e 2060 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
30ba2fbd 2061 { HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) },
daedb3d6
AH		 2062 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
2063 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
7a84b133
RAG		 2064 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
2065 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
daedb3d6 2066 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
3ee8f0a2 2067 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
daedb3d6 2068 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
d65c3768 2069 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
740363fb 2070 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
44ea35c1 2071 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
9b028649 2072 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_PRO) },
f14f526d 2073 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
54001081 2074 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
711a680e 2075 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
41fa9230 2076 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
f8a489cc
NK		 2077 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
2078 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
2079 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
6be914f1 2080 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
d1257081 2081 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) },
eb4e426a 2082 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) },
fac733f0 2083 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
42fc04e5 2084 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
ad395cca 2085 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
1bcc2067
SY		 2086 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
2087 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
2088 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
6e5e9a06 2089 { HID_USB_DEVICE(USB_VENDOR_ID_PLAYDOTCOM, USB_DEVICE_ID_PLAYDOTCOM_EMS_USBII) },
72a46344 2090 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
00e7f964 2091 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
4fdc18d1 2092 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
a786e83c 2093 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
72a46344 2094 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
8f1acc32 2095 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
d2ee4dd9 2096 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
74bc6953 2097 { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
cb2c9e3f 2098 { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) },
daedb3d6
AH		 2099 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
2100 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
a9885c8f 2101 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
8c19a515 2102
78a849a6 2103 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
02fb72a0 2104 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
a33042fa 2105 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE2) },
e9287099 2106 { HID_USB_DEVICE(USB_VENDOR_ID_RAZER, USB_DEVICE_ID_RAZER_BLADE_14) },
ad8ddc57 2107 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM6533) },
85cdaf52
JS		 2108 { }
2109};
2110
3a6f82f7
JS		 2111struct hid_dynid {
2112 struct list_head list;
2113 struct hid_device_id id;
2114};
2115
2116/**
2117 * store_new_id - add a new HID device ID to this driver and re-probe devices
2118 * @driver: target device driver
2119 * @buf: buffer for scanning device ID data
2120 * @count: input size
2121 *
2122 * Adds a new dynamic hid device ID to this driver,
2123 * and causes the driver to probe for all devices again.
2124 */
2125static ssize_t store_new_id(struct device_driver *drv, const char *buf,
2126 size_t count)
2127{
ba91a967 2128 struct hid_driver *hdrv = to_hid_driver(drv);
3a6f82f7
JS		 2129 struct hid_dynid *dynid;
2130 __u32 bus, vendor, product;
2131 unsigned long driver_data = 0;
2132 int ret;
2133
2134 ret = sscanf(buf, "%x %x %x %lx",
2135 &bus, &vendor, &product, &driver_data);
2136 if (ret < 3)
2137 return -EINVAL;
2138
2139 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
2140 if (!dynid)
2141 return -ENOMEM;
2142
2143 dynid->id.bus = bus;
4d53b801 2144 dynid->id.group = HID_GROUP_ANY;
3a6f82f7
JS		 2145 dynid->id.vendor = vendor;
2146 dynid->id.product = product;
2147 dynid->id.driver_data = driver_data;
2148
2149 spin_lock(&hdrv->dyn_lock);
2150 list_add_tail(&dynid->list, &hdrv->dyn_list);
2151 spin_unlock(&hdrv->dyn_lock);
2152
cef9bc56 2153 ret = driver_attach(&hdrv->driver);
3a6f82f7
JS		 2154
2155 return ret ? : count;
2156}
2157static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
2158
2159static void hid_free_dynids(struct hid_driver *hdrv)
2160{
2161 struct hid_dynid *dynid, *n;
2162
2163 spin_lock(&hdrv->dyn_lock);
2164 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
2165 list_del(&dynid->list);
2166 kfree(dynid);
2167 }
2168 spin_unlock(&hdrv->dyn_lock);
2169}
2170
2171static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
2172 struct hid_driver *hdrv)
2173{
2174 struct hid_dynid *dynid;
2175
2176 spin_lock(&hdrv->dyn_lock);
2177 list_for_each_entry(dynid, &hdrv->dyn_list, list) {
2178 if (hid_match_one_id(hdev, &dynid->id)) {
2179 spin_unlock(&hdrv->dyn_lock);
2180 return &dynid->id;
2181 }
2182 }
2183 spin_unlock(&hdrv->dyn_lock);
2184
2185 return hid_match_id(hdev, hdrv->id_table);
2186}
2187
85cdaf52
JS		 2188static int hid_bus_match(struct device *dev, struct device_driver *drv)
2189{
ba91a967 2190 struct hid_driver *hdrv = to_hid_driver(drv);
ee79a8f8 2191 struct hid_device *hdev = to_hid_device(dev);
85cdaf52 2192
070748ed 2193 return hid_match_device(hdev, hdrv) != NULL;
85cdaf52
JS		 2194}
2195
2196static int hid_device_probe(struct device *dev)
2197{
ba91a967 2198 struct hid_driver *hdrv = to_hid_driver(dev->driver);
ee79a8f8 2199 struct hid_device *hdev = to_hid_device(dev);
85cdaf52
JS		 2200 const struct hid_device_id *id;
2201 int ret = 0;
2202
4ea54542
DH		 2203 if (down_interruptible(&hdev->driver_lock))
2204 return -EINTR;
c849a614
AR		 2205 if (down_interruptible(&hdev->driver_input_lock)) {
2206 ret = -EINTR;
2207 goto unlock_driver_lock;
2208 }
2209 hdev->io_started = false;
4ea54542 2210
85cdaf52 2211 if (!hdev->driver) {
3a6f82f7 2212 id = hid_match_device(hdev, hdrv);
ba623a77 2213 if (id == NULL) {
4fa3a583
HR		 2214 ret = -ENODEV;
2215 goto unlock;
ba623a77 2216 }
85cdaf52 2217
c500c971
JS		 2218 hdev->driver = hdrv;
2219 if (hdrv->probe) {
2220 ret = hdrv->probe(hdev, id);
2221 } else { /* default probe */
a7197c2e 2222 ret = hid_open_report(hdev);
c500c971 2223 if (!ret)
93c10132 2224 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
85cdaf52 2225 }
a7197c2e
HR		 2226 if (ret) {
2227 hid_close_report(hdev);
c500c971 2228 hdev->driver = NULL;
a7197c2e 2229 }
85cdaf52 2230 }
ba623a77 2231unlock:
c849a614
AR		 2232 if (!hdev->io_started)
2233 up(&hdev->driver_input_lock);
2234unlock_driver_lock:
4ea54542 2235 up(&hdev->driver_lock);
85cdaf52
JS		 2236 return ret;
2237}
2238
2239static int hid_device_remove(struct device *dev)
2240{
ee79a8f8 2241 struct hid_device *hdev = to_hid_device(dev);
4ea54542 2242 struct hid_driver *hdrv;
c849a614 2243 int ret = 0;
4ea54542
DH		 2244
2245 if (down_interruptible(&hdev->driver_lock))
2246 return -EINTR;
c849a614
AR		 2247 if (down_interruptible(&hdev->driver_input_lock)) {
2248 ret = -EINTR;
2249 goto unlock_driver_lock;
2250 }
2251 hdev->io_started = false;
85cdaf52 2252
4ea54542 2253 hdrv = hdev->driver;
85cdaf52
JS		 2254 if (hdrv) {
2255 if (hdrv->remove)
2256 hdrv->remove(hdev);
c500c971
JS		 2257 else /* default remove */
2258 hid_hw_stop(hdev);
a7197c2e 2259 hid_close_report(hdev);
85cdaf52
JS		 2260 hdev->driver = NULL;
2261 }
2262
c849a614
AR		 2263 if (!hdev->io_started)
2264 up(&hdev->driver_input_lock);
2265unlock_driver_lock:
4ea54542 2266 up(&hdev->driver_lock);
c849a614 2267 return ret;
85cdaf52
JS		 2268}
2269
4d53b801
HR		 2270static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
2271 char *buf)
2272{
2273 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
4d53b801 2274
dfa0c5fa
RV		 2275 return scnprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
2276 hdev->bus, hdev->group, hdev->vendor, hdev->product);
4d53b801 2277}
0d4260e0 2278static DEVICE_ATTR_RO(modalias);
4d53b801 2279
0d4260e0
GKH		 2280static struct attribute *hid_dev_attrs[] = {
2281 &dev_attr_modalias.attr,
2282 NULL,
4d53b801 2283};
54f32fd5
AL		 2284static struct bin_attribute *hid_dev_bin_attrs[] = {
2285 &dev_bin_attr_report_desc,
2286 NULL
2287};
2288static const struct attribute_group hid_dev_group = {
2289 .attrs = hid_dev_attrs,
2290 .bin_attrs = hid_dev_bin_attrs,
2291};
2292__ATTRIBUTE_GROUPS(hid_dev);
4d53b801 2293
85cdaf52
JS		 2294static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
2295{
ee79a8f8 2296 struct hid_device *hdev = to_hid_device(dev);
85cdaf52
JS		 2297
2298 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
2299 hdev->bus, hdev->vendor, hdev->product))
2300 return -ENOMEM;
2301
2302 if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
2303 return -ENOMEM;
2304
2305 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
2306 return -ENOMEM;
2307
2308 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
2309 return -ENOMEM;
2310
4d53b801
HR		 2311 if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
2312 hdev->bus, hdev->group, hdev->vendor, hdev->product))
85cdaf52
JS		 2313 return -ENOMEM;
2314
2315 return 0;
2316}
2317
2318static struct bus_type hid_bus_type = {
2319 .name = "hid",
0d4260e0 2320 .dev_groups = hid_dev_groups,
85cdaf52
JS		 2321 .match = hid_bus_match,
2322 .probe = hid_device_probe,
2323 .remove = hid_device_remove,
2324 .uevent = hid_uevent,
2325};
2326
bae7eb33 2327/* a list of devices that shouldn't be handled by HID core at all */
d458a9df
JS		 2328static const struct hid_device_id hid_ignore_list[] = {
2329 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
2330 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
2331 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
2332 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
2333 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
2334 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
2335 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
2336 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
2337 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
2338 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
2339 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
2340 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
77f720b7
SC		 2341 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
2342 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
62a56582 2343 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
11030183 2344 { HID_USB_DEVICE(USB_VENDOR_ID_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) },
d458a9df
JS		 2345 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
2346 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
2347 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
adc23259 2348 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI4713) },
d458a9df
JS		 2349 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
2350 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
2351 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
5f6108cf 2352 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
d458a9df
JS		 2353 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
2354 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
6ccfe64c 2355 { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0400) },
534fcb3b 2356 { HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, 0x0401) },
d458a9df 2357 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
70c66567 2358 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
df506f2c 2359 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
b1807719 2360 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
d458a9df 2361 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
d458a9df 2362 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
d458a9df
JS		 2363 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
2364 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
2365 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
2366 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
2367 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
2368 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
8e2ce73e 2369 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_RADIOSHARK) },
d458a9df
JS		 2370 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
2371 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
2372 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
2373 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
2374 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
2375 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
2376 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
2377 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
2378 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
2379 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
2380 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
2381 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
2382 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
2383 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
2384 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
2385 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
2386 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
2387 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
2388 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
2389 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
2390 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
2391 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
2392 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
2393 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
2394 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
2395 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
2396 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
2397 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
2398 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
2399 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
2400 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
2401 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
2402 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
2403 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
2404 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
2405 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
2406 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
2407 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
2408 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
2409 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
2410 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
2411 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
2412 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
2413 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
2414 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
2415 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
2416 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
31b9779c
VP		 2417 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_410) },
2418 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_510) },
43c1a0a9 2419 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_GN9350E) },
d458a9df 2420 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
c91c21c5 2421 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
d458a9df 2422 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
eb8141cc 2423 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
d458a9df 2424 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
ce97cac8 2425 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
d458a9df 2426 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
ce97cac8 2427 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
d458a9df 2428 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
ce97cac8
MH		 2429 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
2430 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
2431 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
2432 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
2433 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
2434 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
d458a9df
JS		 2435 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
2436 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
2437 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
ce97cac8
MH		 2438 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
2439 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
2440 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
d458a9df
JS		 2441 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
2442 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
ce97cac8 2443 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
d458a9df
JS		 2444 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
2445 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
2446 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
2447 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
2448 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
ce97cac8
MH		 2449 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
2450 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
2451 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
2452 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
2453 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
2454 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
2455 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
3ffb62cb 2456 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) },
d458a9df
JS		 2457 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
2458 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
d458a9df
JS		 2459 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
2460 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
a8c8316b 2461 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454) },
84f6ea1d 2462 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICK16F1454_V2) },
d458a9df
JS		 2463 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
2464 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
2465 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
2466 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
2467 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
2468 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
2469 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
2470 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
2471 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
2472 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
2473 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
2474 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
2475 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
2476 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
2477 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
4cfae3e8 2478 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
35cfd1d9 2479 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
8491ee10
JS		 2480#if defined(CONFIG_MOUSE_SYNAPTICS_USB) || defined(CONFIG_MOUSE_SYNAPTICS_USB_MODULE)
2481 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
2482 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
2483 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
2484 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
2485 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
2486 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
2487 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
2488 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
2489#endif
d458a9df
JS		 2490 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
2491 { }
2492};
2493
b4d8e473
JS		 2494/**
2495 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2496 *
2497 * There are composite devices for which we want to ignore only a certain
2498 * interface. This is a list of devices for which only the mouse interface will
2499 * be ignored. This allows a dedicated driver to take care of the interface.
2500 */
2501static const struct hid_device_id hid_mouse_ignore_list[] = {
2502 /* appletouch driver */
2503 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2504 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2505 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2506 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2507 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2508 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2509 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2510 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2511 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2512 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2513 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2514 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2515 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2516 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2517 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2518 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2519 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2520 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2521 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2522 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
ac26fca3
JK		 2523 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2524 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2525 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 2526 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2527 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2528 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2529 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2530 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2531 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 2532 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2533 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2534 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 2535 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2536 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2537 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4b086910
JK		 2538 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2539 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2540 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2541 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2542 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2543 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b2e6ad7d
RB		 2544 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
2545 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
2546 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
8d80da90
DH		 2547 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
2548 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
2549 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
9d9a04ee
DT		 2550 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
2551 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
2552 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
a4a2c545
HR		 2553 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI) },
2554 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO) },
2555 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS) },
b4d8e473
JS		 2556 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2557 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2558 { }
2559};
2560
4529eefa 2561bool hid_ignore(struct hid_device *hdev)
d458a9df 2562{
4529eefa
LS		 2563 if (hdev->quirks & HID_QUIRK_NO_IGNORE)
2564 return false;
2565 if (hdev->quirks & HID_QUIRK_IGNORE)
2566 return true;
2567
d458a9df
JS		 2568 switch (hdev->vendor) {
2569 case USB_VENDOR_ID_CODEMERCS:
2570 /* ignore all Code Mercenaries IOWarrior devices */
2571 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2572 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2573 return true;
2574 break;
2575 case USB_VENDOR_ID_LOGITECH:
2576 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2577 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2578 return true;
65dd3b69
HV		 2579 /*
2580 * The Keene FM transmitter USB device has the same USB ID as
2581 * the Logitech AudioHub Speaker, but it should ignore the hid.
2582 * Check if the name is that of the Keene device.
2583 * For reference: the name of the AudioHub is
2584 * "HOLTEK AudioHub Speaker".
2585 */
2586 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2587 !strcmp(hdev->name, "HOLTEK B-LINK USB Audio "))
2588 return true;
d458a9df 2589 break;
31f7fd79
JW		 2590 case USB_VENDOR_ID_SOUNDGRAPH:
2591 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2592 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2593 return true;
2594 break;
bba5394a
XW		 2595 case USB_VENDOR_ID_HANWANG:
2596 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2597 hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2598 return true;
2599 break;
6dc1418e
TS		 2600 case USB_VENDOR_ID_JESS:
2601 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2602 hdev->type == HID_TYPE_USBNONE)
2603 return true;
729b814a 2604 break;
30b6b7d8
IA		 2605 case USB_VENDOR_ID_VELLEMAN:
2606 /* These are not HID devices. They are handled by comedi. */
2607 if ((hdev->product >= USB_DEVICE_ID_VELLEMAN_K8055_FIRST &&
2608 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8055_LAST) ||
2609 (hdev->product >= USB_DEVICE_ID_VELLEMAN_K8061_FIRST &&
2610 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST))
2611 return true;
2612 break;
5b4617d8
AK		 2613 case USB_VENDOR_ID_ATMEL_V_USB:
2614 /* Masterkit MA901 usb radio based on Atmel tiny85 chip and
2615 * it has the same USB ID as many Atmel V-USB devices. This
2616 * usb radio is handled by radio-ma901.c driver so we want
2617 * ignore the hid. Check the name, bus, product and ignore
2618 * if we have MA901 usb radio.
2619 */
2620 if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB &&
2621 hdev->bus == BUS_USB &&
2622 strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0)
2623 return true;
2624 break;
d458a9df
JS		 2625 }
2626
b4d8e473
JS		 2627 if (hdev->type == HID_TYPE_USBMOUSE &&
2628 hid_match_id(hdev, hid_mouse_ignore_list))
2629 return true;
2630
d458a9df
JS		 2631 return !!hid_match_id(hdev, hid_ignore_list);
2632}
4529eefa 2633EXPORT_SYMBOL_GPL(hid_ignore);
d458a9df 2634
85cdaf52
JS		 2635int hid_add_device(struct hid_device *hdev)
2636{
2637 static atomic_t id = ATOMIC_INIT(0);
2638 int ret;
2639
2640 if (WARN_ON(hdev->status & HID_STAT_ADDED))
2641 return -EBUSY;
2642
d458a9df
JS		 2643 /* we need to kill them here, otherwise they will stay allocated to
2644 * wait for coming driver */
4529eefa 2645 if (hid_ignore(hdev))
d458a9df
JS		 2646 return -ENODEV;
2647
3c86726c
BT		 2648 /*
2649 * Check for the mandatory transport channel.
2650 */
2651 if (!hdev->ll_driver->raw_request) {
2652 hid_err(hdev, "transport driver missing .raw_request()\n");
2653 return -EINVAL;
2654 }
2655
a7197c2e
HR		 2656 /*
2657 * Read the device report descriptor once and use as template
2658 * for the driver-specific modifications.
2659 */
2660 ret = hdev->ll_driver->parse(hdev);
2661 if (ret)
2662 return ret;
2663 if (!hdev->dev_rdesc)
2664 return -ENODEV;
2665
734c6609
HR		 2666 /*
2667 * Scan generic devices for group information
2668 */
4392bf33
BT		 2669 if (hid_ignore_special_drivers) {
2670 hdev->group = HID_GROUP_GENERIC;
2671 } else if (!hdev->group &&
2672 !hid_match_id(hdev, hid_have_special_driver)) {
734c6609
HR		 2673 ret = hid_scan_report(hdev);
2674 if (ret)
2675 hid_warn(hdev, "bad device descriptor (%d)\n", ret);
2676 }
2677
6bbe586f
KS		 2678 /* XXX hack, any other cleaner solution after the driver core
2679 * is converted to allow more than 20 bytes as the device name? */
2680 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2681 hdev->vendor, hdev->product, atomic_inc_return(&id));
85cdaf52 2682
4da361b6 2683 hid_debug_register(hdev, dev_name(&hdev->dev));
85cdaf52
JS		 2684 ret = device_add(&hdev->dev);
2685 if (!ret)
2686 hdev->status |= HID_STAT_ADDED;
4da361b6
BP		 2687 else
2688 hid_debug_unregister(hdev);
a635f9dd 2689
85cdaf52
JS		 2690 return ret;
2691}
2692EXPORT_SYMBOL_GPL(hid_add_device);
2693
2694/**
2695 * hid_allocate_device - allocate new hid device descriptor
2696 *
2697 * Allocate and initialize hid device, so that hid_destroy_device might be
2698 * used to free it.
2699 *
2700 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2701 * error value.
2702 */
2703struct hid_device *hid_allocate_device(void)
2704{
2705 struct hid_device *hdev;
85cdaf52
JS		 2706 int ret = -ENOMEM;
2707
2708 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2709 if (hdev == NULL)
2710 return ERR_PTR(ret);
2711
2712 device_initialize(&hdev->dev);
2713 hdev->dev.release = hid_device_release;
2714 hdev->dev.bus = &hid_bus_type;
64bebefc 2715 device_enable_async_suspend(&hdev->dev);
85cdaf52 2716
a7197c2e 2717 hid_close_report(hdev);
85cdaf52 2718
cd667ce2
JK		 2719 init_waitqueue_head(&hdev->debug_wait);
2720 INIT_LIST_HEAD(&hdev->debug_list);
1deb9d34 2721 spin_lock_init(&hdev->debug_list_lock);
4ea54542 2722 sema_init(&hdev->driver_lock, 1);
c849a614 2723 sema_init(&hdev->driver_input_lock, 1);
cd667ce2 2724
85cdaf52 2725 return hdev;
85cdaf52
JS		 2726}
2727EXPORT_SYMBOL_GPL(hid_allocate_device);
2728
2729static void hid_remove_device(struct hid_device *hdev)
2730{
2731 if (hdev->status & HID_STAT_ADDED) {
2732 device_del(&hdev->dev);
a635f9dd 2733 hid_debug_unregister(hdev);
85cdaf52
JS		 2734 hdev->status &= ~HID_STAT_ADDED;
2735 }
a7197c2e
HR		 2736 kfree(hdev->dev_rdesc);
2737 hdev->dev_rdesc = NULL;
2738 hdev->dev_rsize = 0;
85cdaf52
JS		 2739}
2740
2741/**
2742 * hid_destroy_device - free previously allocated device
2743 *
2744 * @hdev: hid device
2745 *
2746 * If you allocate hid_device through hid_allocate_device, you should ever
2747 * free by this function.
2748 */
2749void hid_destroy_device(struct hid_device *hdev)
2750{
2751 hid_remove_device(hdev);
2752 put_device(&hdev->dev);
2753}
2754EXPORT_SYMBOL_GPL(hid_destroy_device);
2755
2756int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2757 const char *mod_name)
2758{
3a6f82f7
JS		 2759 int ret;
2760
85cdaf52
JS		 2761 hdrv->driver.name = hdrv->name;
2762 hdrv->driver.bus = &hid_bus_type;
2763 hdrv->driver.owner = owner;
2764 hdrv->driver.mod_name = mod_name;
2765
3a6f82f7
JS		 2766 INIT_LIST_HEAD(&hdrv->dyn_list);
2767 spin_lock_init(&hdrv->dyn_lock);
2768
2769 ret = driver_register(&hdrv->driver);
2770 if (ret)
2771 return ret;
2772
2773 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2774 if (ret)
2775 driver_unregister(&hdrv->driver);
2776
2777 return ret;
85cdaf52
JS		 2778}
2779EXPORT_SYMBOL_GPL(__hid_register_driver);
2780
2781void hid_unregister_driver(struct hid_driver *hdrv)
2782{
3a6f82f7 2783 driver_remove_file(&hdrv->driver, &driver_attr_new_id);
85cdaf52 2784 driver_unregister(&hdrv->driver);
3a6f82f7 2785 hid_free_dynids(hdrv);
85cdaf52
JS		 2786}
2787EXPORT_SYMBOL_GPL(hid_unregister_driver);
2788
0361a28d
ON		 2789int hid_check_keys_pressed(struct hid_device *hid)
2790{
2791 struct hid_input *hidinput;
2792 int i;
2793
e5288eb5
JK		 2794 if (!(hid->claimed & HID_CLAIMED_INPUT))
2795 return 0;
2796
0361a28d
ON		 2797 list_for_each_entry(hidinput, &hid->inputs, list) {
2798 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2799 if (hidinput->input->key[i])
2800 return 1;
2801 }
2802
2803 return 0;
2804}
2805
2806EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2807
86166b7b
JK		 2808static int __init hid_init(void)
2809{
85cdaf52
JS		 2810 int ret;
2811
a635f9dd 2812 if (hid_debug)
4291ee30
JP		 2813 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2814 "debugfs is now used for inspecting the device (report descriptor, reports)\n");
a635f9dd 2815
85cdaf52
JS		 2816 ret = bus_register(&hid_bus_type);
2817 if (ret) {
4291ee30 2818 pr_err("can't register hid bus\n");
85cdaf52
JS		 2819 goto err;
2820 }
2821
2822 ret = hidraw_init();
2823 if (ret)
2824 goto err_bus;
2825
a635f9dd
JK		 2826 hid_debug_init();
2827
85cdaf52
JS		 2828 return 0;
2829err_bus:
2830 bus_unregister(&hid_bus_type);
2831err:
2832 return ret;
86166b7b
JK		 2833}
2834
2835static void __exit hid_exit(void)
2836{
a635f9dd 2837 hid_debug_exit();
86166b7b 2838 hidraw_exit();
85cdaf52 2839 bus_unregister(&hid_bus_type);
86166b7b
JK		 2840}
2841
2842module_init(hid_init);
2843module_exit(hid_exit);
2844
88adb72b
JK		 2845MODULE_AUTHOR("Andreas Gal");
2846MODULE_AUTHOR("Vojtech Pavlik");
2847MODULE_AUTHOR("Jiri Kosina");
aa938f79
JK		 2848MODULE_LICENSE(DRIVER_LICENSE);
2849
Linux kernel - Deliverables
This page took 1.03337 seconds and 5 git commands to generate.