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HID: roccat: Fix code style issues
[linux-2.6-block.git] / drivers / hid / hid-core.c
CommitLineData
dde5845a 1/*
229695e5 2 * HID support for Linux
dde5845a
JK		 3 *
4 * Copyright (c) 1999 Andreas Gal
5 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
6 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
6b1968d5 7 * Copyright (c) 2006-2012 Jiri Kosina
dde5845a
JK		 8 */
9
10/*
11 * This program is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License as published by the Free
13 * Software Foundation; either version 2 of the License, or (at your option)
14 * any later version.
15 */
16
4291ee30
JP		 17#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
18
dde5845a
JK		 19#include <linux/module.h>
20#include <linux/slab.h>
21#include <linux/init.h>
22#include <linux/kernel.h>
dde5845a
JK		 23#include <linux/list.h>
24#include <linux/mm.h>
dde5845a
JK		 25#include <linux/spinlock.h>
26#include <asm/unaligned.h>
27#include <asm/byteorder.h>
28#include <linux/input.h>
29#include <linux/wait.h>
47a80edb 30#include <linux/vmalloc.h>
c4124c9b 31#include <linux/sched.h>
4ea54542 32#include <linux/semaphore.h>
dde5845a 33
dde5845a
JK		 34#include <linux/hid.h>
35#include <linux/hiddev.h>
c080d89a 36#include <linux/hid-debug.h>
86166b7b 37#include <linux/hidraw.h>
dde5845a 38
5f22a799
JS		 39#include "hid-ids.h"
40
dde5845a
JK		 41/*
42 * Version Information
43 */
44
53149801 45#define DRIVER_DESC "HID core driver"
dde5845a
JK		 46#define DRIVER_LICENSE "GPL"
47
58037eb9 48int hid_debug = 0;
377e10fb 49module_param_named(debug, hid_debug, int, 0600);
cd667ce2 50MODULE_PARM_DESC(debug, "toggle HID debugging messages");
58037eb9 51EXPORT_SYMBOL_GPL(hid_debug);
58037eb9 52
6b1968d5
JK		 53static int hid_ignore_special_drivers = 0;
54module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600);
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;
430
dde5845a
JK		 431 data = item_udata(item);
432
433 switch (item->tag) {
880d29f1
JS		 434 case HID_LOCAL_ITEM_TAG_DELIMITER:
435
436 if (data) {
437 /*
438 * We treat items before the first delimiter
439 * as global to all usage sets (branch 0).
440 * In the moment we process only these global
441 * items and the first delimiter set.
442 */
443 if (parser->local.delimiter_depth != 0) {
8c3d52fc 444 hid_err(parser->device, "nested delimiters\n");
880d29f1 445 return -1;
dde5845a 446 }
880d29f1
JS		 447 parser->local.delimiter_depth++;
448 parser->local.delimiter_branch++;
449 } else {
450 if (parser->local.delimiter_depth < 1) {
8c3d52fc 451 hid_err(parser->device, "bogus close delimiter\n");
880d29f1 452 return -1;
dde5845a 453 }
880d29f1
JS		 454 parser->local.delimiter_depth--;
455 }
38ead6ef 456 return 0;
dde5845a 457
880d29f1 458 case HID_LOCAL_ITEM_TAG_USAGE:
dde5845a 459
880d29f1
JS		 460 if (parser->local.delimiter_branch > 1) {
461 dbg_hid("alternative usage ignored\n");
462 return 0;
463 }
dde5845a 464
880d29f1
JS		 465 if (item->size <= 2)
466 data = (parser->global.usage_page << 16) + data;
dde5845a 467
880d29f1 468 return hid_add_usage(parser, data);
dde5845a 469
880d29f1 470 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
dde5845a 471
880d29f1
JS		 472 if (parser->local.delimiter_branch > 1) {
473 dbg_hid("alternative usage ignored\n");
dde5845a 474 return 0;
880d29f1 475 }
dde5845a 476
880d29f1
JS		 477 if (item->size <= 2)
478 data = (parser->global.usage_page << 16) + data;
dde5845a 479
880d29f1
JS		 480 parser->local.usage_minimum = data;
481 return 0;
dde5845a 482
880d29f1 483 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
dde5845a 484
880d29f1
JS		 485 if (parser->local.delimiter_branch > 1) {
486 dbg_hid("alternative usage ignored\n");
dde5845a 487 return 0;
880d29f1 488 }
dde5845a 489
880d29f1
JS		 490 if (item->size <= 2)
491 data = (parser->global.usage_page << 16) + data;
dde5845a 492
880d29f1
JS		 493 for (n = parser->local.usage_minimum; n <= data; n++)
494 if (hid_add_usage(parser, n)) {
495 dbg_hid("hid_add_usage failed\n");
496 return -1;
497 }
498 return 0;
499
500 default:
501
502 dbg_hid("unknown local item tag 0x%x\n", item->tag);
503 return 0;
dde5845a
JK		 504 }
505 return 0;
506}
507
508/*
509 * Process a main item.
510 */
511
512static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
513{
514 __u32 data;
515 int ret;
516
517 data = item_udata(item);
518
519 switch (item->tag) {
880d29f1
JS		 520 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
521 ret = open_collection(parser, data & 0xff);
522 break;
523 case HID_MAIN_ITEM_TAG_END_COLLECTION:
524 ret = close_collection(parser);
525 break;
526 case HID_MAIN_ITEM_TAG_INPUT:
527 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
528 break;
529 case HID_MAIN_ITEM_TAG_OUTPUT:
530 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
531 break;
532 case HID_MAIN_ITEM_TAG_FEATURE:
533 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
534 break;
535 default:
8c3d52fc 536 hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
880d29f1 537 ret = 0;
dde5845a
JK		 538 }
539
540 memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */
541
542 return ret;
543}
544
545/*
546 * Process a reserved item.
547 */
548
549static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
550{
58037eb9 551 dbg_hid("reserved item type, tag 0x%x\n", item->tag);
dde5845a
JK		 552 return 0;
553}
554
555/*
556 * Free a report and all registered fields. The field->usage and
557 * field->value table's are allocated behind the field, so we need
558 * only to free(field) itself.
559 */
560
561static void hid_free_report(struct hid_report *report)
562{
563 unsigned n;
564
565 for (n = 0; n < report->maxfield; n++)
566 kfree(report->field[n]);
567 kfree(report);
568}
569
570/*
a7197c2e
HR		 571 * Close report. This function returns the device
572 * state to the point prior to hid_open_report().
dde5845a 573 */
a7197c2e 574static void hid_close_report(struct hid_device *device)
dde5845a 575{
85cdaf52 576 unsigned i, j;
dde5845a
JK		 577
578 for (i = 0; i < HID_REPORT_TYPES; i++) {
579 struct hid_report_enum *report_enum = device->report_enum + i;
580
43622021 581 for (j = 0; j < HID_MAX_IDS; j++) {
dde5845a
JK		 582 struct hid_report *report = report_enum->report_id_hash[j];
583 if (report)
584 hid_free_report(report);
585 }
a7197c2e
HR		 586 memset(report_enum, 0, sizeof(*report_enum));
587 INIT_LIST_HEAD(&report_enum->report_list);
dde5845a
JK		 588 }
589
590 kfree(device->rdesc);
a7197c2e
HR		 591 device->rdesc = NULL;
592 device->rsize = 0;
593
767fe787 594 kfree(device->collection);
a7197c2e
HR		 595 device->collection = NULL;
596 device->collection_size = 0;
597 device->maxcollection = 0;
598 device->maxapplication = 0;
599
600 device->status &= ~HID_STAT_PARSED;
601}
602
603/*
604 * Free a device structure, all reports, and all fields.
605 */
606
607static void hid_device_release(struct device *dev)
608{
609 struct hid_device *hid = container_of(dev, struct hid_device, dev);
610
611 hid_close_report(hid);
612 kfree(hid->dev_rdesc);
613 kfree(hid);
dde5845a
JK		 614}
615
616/*
617 * Fetch a report description item from the data stream. We support long
618 * items, though they are not used yet.
619 */
620
621static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
622{
623 u8 b;
624
625 if ((end - start) <= 0)
626 return NULL;
627
628 b = *start++;
629
630 item->type = (b >> 2) & 3;
631 item->tag = (b >> 4) & 15;
632
633 if (item->tag == HID_ITEM_TAG_LONG) {
634
635 item->format = HID_ITEM_FORMAT_LONG;
636
637 if ((end - start) < 2)
638 return NULL;
639
640 item->size = *start++;
641 item->tag = *start++;
642
643 if ((end - start) < item->size)
644 return NULL;
645
646 item->data.longdata = start;
647 start += item->size;
648 return start;
649 }
650
651 item->format = HID_ITEM_FORMAT_SHORT;
652 item->size = b & 3;
653
654 switch (item->size) {
880d29f1
JS		 655 case 0:
656 return start;
dde5845a 657
880d29f1
JS		 658 case 1:
659 if ((end - start) < 1)
660 return NULL;
661 item->data.u8 = *start++;
662 return start;
663
664 case 2:
665 if ((end - start) < 2)
666 return NULL;
667 item->data.u16 = get_unaligned_le16(start);
668 start = (__u8 *)((__le16 *)start + 1);
669 return start;
670
671 case 3:
672 item->size++;
673 if ((end - start) < 4)
674 return NULL;
675 item->data.u32 = get_unaligned_le32(start);
676 start = (__u8 *)((__le32 *)start + 1);
677 return start;
dde5845a
JK		 678 }
679
680 return NULL;
681}
682
3dc8fc08 683static void hid_scan_input_usage(struct hid_parser *parser, u32 usage)
734c6609 684{
3dc8fc08
BT		 685 struct hid_device *hid = parser->device;
686
4fa3a583
HR		 687 if (usage == HID_DG_CONTACTID)
688 hid->group = HID_GROUP_MULTITOUCH;
734c6609
HR		 689}
690
f961bd35
BT		 691static void hid_scan_feature_usage(struct hid_parser *parser, u32 usage)
692{
693 if (usage == 0xff0000c5 && parser->global.report_count == 256 &&
694 parser->global.report_size == 8)
695 parser->scan_flags |= HID_SCAN_FLAG_MT_WIN_8;
696}
697
3dc8fc08
BT		 698static void hid_scan_collection(struct hid_parser *parser, unsigned type)
699{
700 struct hid_device *hid = parser->device;
701
702 if (((parser->global.usage_page << 16) == HID_UP_SENSOR) &&
703 type == HID_COLLECTION_PHYSICAL)
704 hid->group = HID_GROUP_SENSOR_HUB;
705}
706
707static int hid_scan_main(struct hid_parser *parser, struct hid_item *item)
708{
709 __u32 data;
710 int i;
711
712 data = item_udata(item);
713
714 switch (item->tag) {
715 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
716 hid_scan_collection(parser, data & 0xff);
717 break;
718 case HID_MAIN_ITEM_TAG_END_COLLECTION:
719 break;
720 case HID_MAIN_ITEM_TAG_INPUT:
e24d0d39
BT		 721 /* ignore constant inputs, they will be ignored by hid-input */
722 if (data & HID_MAIN_ITEM_CONSTANT)
723 break;
3dc8fc08
BT		 724 for (i = 0; i < parser->local.usage_index; i++)
725 hid_scan_input_usage(parser, parser->local.usage[i]);
726 break;
727 case HID_MAIN_ITEM_TAG_OUTPUT:
728 break;
729 case HID_MAIN_ITEM_TAG_FEATURE:
f961bd35
BT		 730 for (i = 0; i < parser->local.usage_index; i++)
731 hid_scan_feature_usage(parser, parser->local.usage[i]);
3dc8fc08
BT		 732 break;
733 }
734
735 /* Reset the local parser environment */
736 memset(&parser->local, 0, sizeof(parser->local));
737
738 return 0;
739}
740
734c6609
HR		 741/*
742 * Scan a report descriptor before the device is added to the bus.
743 * Sets device groups and other properties that determine what driver
744 * to load.
745 */
746static int hid_scan_report(struct hid_device *hid)
747{
3dc8fc08
BT		 748 struct hid_parser *parser;
749 struct hid_item item;
734c6609
HR		 750 __u8 *start = hid->dev_rdesc;
751 __u8 *end = start + hid->dev_rsize;
3dc8fc08
BT		 752 static int (*dispatch_type[])(struct hid_parser *parser,
753 struct hid_item *item) = {
754 hid_scan_main,
755 hid_parser_global,
756 hid_parser_local,
757 hid_parser_reserved
758 };
759
760 parser = vzalloc(sizeof(struct hid_parser));
761 if (!parser)
762 return -ENOMEM;
734c6609 763
3dc8fc08 764 parser->device = hid;
734c6609 765 hid->group = HID_GROUP_GENERIC;
734c6609 766
3dc8fc08
BT		 767 /*
768 * The parsing is simpler than the one in hid_open_report() as we should
769 * be robust against hid errors. Those errors will be raised by
770 * hid_open_report() anyway.
771 */
772 while ((start = fetch_item(start, end, &item)) != NULL)
773 dispatch_type[item.type](parser, &item);
774
f961bd35
BT		 775 /*
776 * Handle special flags set during scanning.
777 */
778 if ((parser->scan_flags & HID_SCAN_FLAG_MT_WIN_8) &&
779 (hid->group == HID_GROUP_MULTITOUCH))
780 hid->group = HID_GROUP_MULTITOUCH_WIN_8;
781
29b47391
BT		 782 /*
783 * Vendor specific handlings
784 */
785 switch (hid->vendor) {
786 case USB_VENDOR_ID_WACOM:
787 hid->group = HID_GROUP_WACOM;
788 break;
c241c5ee
BT		 789 case USB_VENDOR_ID_SYNAPTICS:
790 if ((hid->group == HID_GROUP_GENERIC) &&
791 (hid->bus != BUS_USB || hid->type == HID_TYPE_USBMOUSE))
792 /* hid-rmi should only bind to the mouse interface of
793 * composite USB devices */
794 hid->group = HID_GROUP_RMI;
795 break;
29b47391
BT		 796 }
797
3dc8fc08 798 vfree(parser);
734c6609
HR		 799 return 0;
800}
801
85cdaf52
JS		 802/**
803 * hid_parse_report - parse device report
804 *
805 * @device: hid device
806 * @start: report start
807 * @size: report size
808 *
a7197c2e
HR		 809 * Allocate the device report as read by the bus driver. This function should
810 * only be called from parse() in ll drivers.
811 */
812int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
813{
814 hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
815 if (!hid->dev_rdesc)
816 return -ENOMEM;
817 hid->dev_rsize = size;
818 return 0;
819}
820EXPORT_SYMBOL_GPL(hid_parse_report);
821
331415ff
KC		 822static const char * const hid_report_names[] = {
823 "HID_INPUT_REPORT",
824 "HID_OUTPUT_REPORT",
825 "HID_FEATURE_REPORT",
826};
827/**
828 * hid_validate_values - validate existing device report's value indexes
829 *
830 * @device: hid device
831 * @type: which report type to examine
832 * @id: which report ID to examine (0 for first)
833 * @field_index: which report field to examine
834 * @report_counts: expected number of values
835 *
836 * Validate the number of values in a given field of a given report, after
837 * parsing.
838 */
839struct hid_report *hid_validate_values(struct hid_device *hid,
840 unsigned int type, unsigned int id,
841 unsigned int field_index,
842 unsigned int report_counts)
843{
844 struct hid_report *report;
845
846 if (type > HID_FEATURE_REPORT) {
847 hid_err(hid, "invalid HID report type %u\n", type);
848 return NULL;
849 }
850
851 if (id >= HID_MAX_IDS) {
852 hid_err(hid, "invalid HID report id %u\n", id);
853 return NULL;
854 }
855
856 /*
857 * Explicitly not using hid_get_report() here since it depends on
858 * ->numbered being checked, which may not always be the case when
859 * drivers go to access report values.
860 */
1b15d2e5
KC		 861 if (id == 0) {
862 /*
863 * Validating on id 0 means we should examine the first
864 * report in the list.
865 */
866 report = list_entry(
867 hid->report_enum[type].report_list.next,
868 struct hid_report, list);
869 } else {
870 report = hid->report_enum[type].report_id_hash[id];
871 }
331415ff
KC		 872 if (!report) {
873 hid_err(hid, "missing %s %u\n", hid_report_names[type], id);
874 return NULL;
875 }
876 if (report->maxfield <= field_index) {
877 hid_err(hid, "not enough fields in %s %u\n",
878 hid_report_names[type], id);
879 return NULL;
880 }
881 if (report->field[field_index]->report_count < report_counts) {
882 hid_err(hid, "not enough values in %s %u field %u\n",
883 hid_report_names[type], id, field_index);
884 return NULL;
885 }
886 return report;
887}
888EXPORT_SYMBOL_GPL(hid_validate_values);
889
a7197c2e
HR		 890/**
891 * hid_open_report - open a driver-specific device report
892 *
893 * @device: hid device
894 *
dde5845a
JK		 895 * Parse a report description into a hid_device structure. Reports are
896 * enumerated, fields are attached to these reports.
85cdaf52 897 * 0 returned on success, otherwise nonzero error value.
a7197c2e
HR		 898 *
899 * This function (or the equivalent hid_parse() macro) should only be
900 * called from probe() in drivers, before starting the device.
dde5845a 901 */
a7197c2e 902int hid_open_report(struct hid_device *device)
dde5845a 903{
dde5845a
JK		 904 struct hid_parser *parser;
905 struct hid_item item;
a7197c2e
HR		 906 unsigned int size;
907 __u8 *start;
86e6b77e 908 __u8 *buf;
dde5845a 909 __u8 *end;
85cdaf52 910 int ret;
dde5845a
JK		 911 static int (*dispatch_type[])(struct hid_parser *parser,
912 struct hid_item *item) = {
913 hid_parser_main,
914 hid_parser_global,
915 hid_parser_local,
916 hid_parser_reserved
917 };
918
a7197c2e
HR		 919 if (WARN_ON(device->status & HID_STAT_PARSED))
920 return -EBUSY;
921
922 start = device->dev_rdesc;
923 if (WARN_ON(!start))
924 return -ENODEV;
925 size = device->dev_rsize;
926
86e6b77e
KD		 927 buf = kmemdup(start, size, GFP_KERNEL);
928 if (buf == NULL)
929 return -ENOMEM;
930
c500c971 931 if (device->driver->report_fixup)
86e6b77e
KD		 932 start = device->driver->report_fixup(device, buf, &size);
933 else
934 start = buf;
c500c971 935
86e6b77e
KD		 936 start = kmemdup(start, size, GFP_KERNEL);
937 kfree(buf);
938 if (start == NULL)
85cdaf52 939 return -ENOMEM;
86e6b77e
KD		 940
941 device->rdesc = start;
dde5845a
JK		 942 device->rsize = size;
943
fe258020 944 parser = vzalloc(sizeof(struct hid_parser));
85cdaf52
JS		 945 if (!parser) {
946 ret = -ENOMEM;
947 goto err;
dde5845a 948 }
85cdaf52 949
dde5845a
JK		 950 parser->device = device;
951
952 end = start + size;
a7197c2e
HR		 953
954 device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
955 sizeof(struct hid_collection), GFP_KERNEL);
956 if (!device->collection) {
957 ret = -ENOMEM;
958 goto err;
959 }
960 device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
961
85cdaf52 962 ret = -EINVAL;
dde5845a
JK		 963 while ((start = fetch_item(start, end, &item)) != NULL) {
964
965 if (item.format != HID_ITEM_FORMAT_SHORT) {
8c3d52fc 966 hid_err(device, "unexpected long global item\n");
85cdaf52 967 goto err;
dde5845a
JK		 968 }
969
970 if (dispatch_type[item.type](parser, &item)) {
8c3d52fc 971 hid_err(device, "item %u %u %u %u parsing failed\n",
4291ee30
JP		 972 item.format, (unsigned)item.size,
973 (unsigned)item.type, (unsigned)item.tag);
85cdaf52 974 goto err;
dde5845a
JK		 975 }
976
977 if (start == end) {
978 if (parser->collection_stack_ptr) {
8c3d52fc 979 hid_err(device, "unbalanced collection at end of report description\n");
85cdaf52 980 goto err;
dde5845a
JK		 981 }
982 if (parser->local.delimiter_depth) {
8c3d52fc 983 hid_err(device, "unbalanced delimiter at end of report description\n");
85cdaf52 984 goto err;
dde5845a 985 }
47a80edb 986 vfree(parser);
a7197c2e 987 device->status |= HID_STAT_PARSED;
85cdaf52 988 return 0;
dde5845a
JK		 989 }
990 }
991
8c3d52fc 992 hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
85cdaf52 993err:
47a80edb 994 vfree(parser);
a7197c2e 995 hid_close_report(device);
85cdaf52 996 return ret;
dde5845a 997}
a7197c2e 998EXPORT_SYMBOL_GPL(hid_open_report);
dde5845a
JK		 999
1000/*
1001 * Convert a signed n-bit integer to signed 32-bit integer. Common
1002 * cases are done through the compiler, the screwed things has to be
1003 * done by hand.
1004 */
1005
1006static s32 snto32(__u32 value, unsigned n)
1007{
1008 switch (n) {
880d29f1
JS		 1009 case 8: return ((__s8)value);
1010 case 16: return ((__s16)value);
1011 case 32: return ((__s32)value);
dde5845a
JK		 1012 }
1013 return value & (1 << (n - 1)) ? value | (-1 << n) : value;
1014}
1015
77463838
BT		 1016s32 hid_snto32(__u32 value, unsigned n)
1017{
1018 return snto32(value, n);
1019}
1020EXPORT_SYMBOL_GPL(hid_snto32);
1021
dde5845a
JK		 1022/*
1023 * Convert a signed 32-bit integer to a signed n-bit integer.
1024 */
1025
1026static u32 s32ton(__s32 value, unsigned n)
1027{
1028 s32 a = value >> (n - 1);
1029 if (a && a != -1)
1030 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
1031 return value & ((1 << n) - 1);
1032}
1033
1034/*
1035 * Extract/implement a data field from/to a little endian report (bit array).
1036 *
1037 * Code sort-of follows HID spec:
1038 * http://www.usb.org/developers/devclass_docs/HID1_11.pdf
1039 *
1040 * While the USB HID spec allows unlimited length bit fields in "report
1041 * descriptors", most devices never use more than 16 bits.
1042 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
1043 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
1044 */
1045
16ee4cc8
JP		 1046static __u32 extract(const struct hid_device *hid, __u8 *report,
1047 unsigned offset, unsigned n)
dde5845a
JK		 1048{
1049 u64 x;
1050
c4124c9b 1051 if (n > 32)
4291ee30
JP		 1052 hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n",
1053 n, current->comm);
dde5845a
JK		 1054
1055 report += offset >> 3; /* adjust byte index */
229695e5 1056 offset &= 7; /* now only need bit offset into one byte */
c105068f 1057 x = get_unaligned_le64(report);
229695e5 1058 x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */
dde5845a
JK		 1059 return (u32) x;
1060}
1061
1062/*
1063 * "implement" : set bits in a little endian bit stream.
1064 * Same concepts as "extract" (see comments above).
1065 * The data mangled in the bit stream remains in little endian
1066 * order the whole time. It make more sense to talk about
1067 * endianness of register values by considering a register
1068 * a "cached" copy of the little endiad bit stream.
1069 */
16ee4cc8
JP		 1070static void implement(const struct hid_device *hid, __u8 *report,
1071 unsigned offset, unsigned n, __u32 value)
dde5845a 1072{
6f0168d2 1073 u64 x;
dde5845a
JK		 1074 u64 m = (1ULL << n) - 1;
1075
c4124c9b 1076 if (n > 32)
4291ee30
JP		 1077 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
1078 __func__, n, current->comm);
dde5845a 1079
c4124c9b 1080 if (value > m)
4291ee30
JP		 1081 hid_warn(hid, "%s() called with too large value %d! (%s)\n",
1082 __func__, value, current->comm);
dde5845a
JK		 1083 WARN_ON(value > m);
1084 value &= m;
1085
1086 report += offset >> 3;
1087 offset &= 7;
1088
6f0168d2
HH		 1089 x = get_unaligned_le64(report);
1090 x &= ~(m << offset);
1091 x |= ((u64)value) << offset;
1092 put_unaligned_le64(x, report);
dde5845a
JK		 1093}
1094
1095/*
1096 * Search an array for a value.
1097 */
1098
16ee4cc8 1099static int search(__s32 *array, __s32 value, unsigned n)
dde5845a
JK		 1100{
1101 while (n--) {
1102 if (*array++ == value)
1103 return 0;
1104 }
1105 return -1;
1106}
1107
85cdaf52
JS		 1108/**
1109 * hid_match_report - check if driver's raw_event should be called
1110 *
1111 * @hid: hid device
1112 * @report_type: type to match against
1113 *
1114 * compare hid->driver->report_table->report_type to report->type
1115 */
1116static int hid_match_report(struct hid_device *hid, struct hid_report *report)
dde5845a 1117{
85cdaf52
JS		 1118 const struct hid_report_id *id = hid->driver->report_table;
1119
1120 if (!id) /* NULL means all */
1121 return 1;
1122
1123 for (; id->report_type != HID_TERMINATOR; id++)
1124 if (id->report_type == HID_ANY_ID ||
1125 id->report_type == report->type)
1126 return 1;
1127 return 0;
1128}
1129
1130/**
1131 * hid_match_usage - check if driver's event should be called
1132 *
1133 * @hid: hid device
1134 * @usage: usage to match against
1135 *
1136 * compare hid->driver->usage_table->usage_{type,code} to
1137 * usage->usage_{type,code}
1138 */
1139static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
1140{
1141 const struct hid_usage_id *id = hid->driver->usage_table;
1142
1143 if (!id) /* NULL means all */
1144 return 1;
1145
1146 for (; id->usage_type != HID_ANY_ID - 1; id++)
1147 if ((id->usage_hid == HID_ANY_ID ||
1148 id->usage_hid == usage->hid) &&
1149 (id->usage_type == HID_ANY_ID ||
1150 id->usage_type == usage->type) &&
1151 (id->usage_code == HID_ANY_ID ||
1152 id->usage_code == usage->code))
1153 return 1;
1154 return 0;
1155}
1156
1157static void hid_process_event(struct hid_device *hid, struct hid_field *field,
1158 struct hid_usage *usage, __s32 value, int interrupt)
1159{
1160 struct hid_driver *hdrv = hid->driver;
1161 int ret;
1162
9bfc8da0
HR		 1163 if (!list_empty(&hid->debug_list))
1164 hid_dump_input(hid, usage, value);
85cdaf52
JS		 1165
1166 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
1167 ret = hdrv->event(hid, field, usage, value);
1168 if (ret != 0) {
1169 if (ret < 0)
8c3d52fc 1170 hid_err(hid, "%s's event failed with %d\n",
85cdaf52
JS		 1171 hdrv->name, ret);
1172 return;
1173 }
1174 }
1175
dde5845a
JK		 1176 if (hid->claimed & HID_CLAIMED_INPUT)
1177 hidinput_hid_event(hid, field, usage, value);
aa938f79
JK		 1178 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
1179 hid->hiddev_hid_event(hid, field, usage, value);
dde5845a
JK		 1180}
1181
1182/*
1183 * Analyse a received field, and fetch the data from it. The field
1184 * content is stored for next report processing (we do differential
1185 * reporting to the layer).
1186 */
1187
abdff0f7
AB		 1188static void hid_input_field(struct hid_device *hid, struct hid_field *field,
1189 __u8 *data, int interrupt)
dde5845a
JK		 1190{
1191 unsigned n;
1192 unsigned count = field->report_count;
1193 unsigned offset = field->report_offset;
1194 unsigned size = field->report_size;
1195 __s32 min = field->logical_minimum;
1196 __s32 max = field->logical_maximum;
1197 __s32 *value;
1198
a3789a17
JP		 1199 value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
1200 if (!value)
dde5845a
JK		 1201 return;
1202
1203 for (n = 0; n < count; n++) {
1204
4291ee30
JP		 1205 value[n] = min < 0 ?
1206 snto32(extract(hid, data, offset + n * size, size),
1207 size) :
1208 extract(hid, data, offset + n * size, size);
dde5845a 1209
4291ee30
JP		 1210 /* Ignore report if ErrorRollOver */
1211 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
1212 value[n] >= min && value[n] <= max &&
1213 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
1214 goto exit;
dde5845a
JK		 1215 }
1216
1217 for (n = 0; n < count; n++) {
1218
1219 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
1220 hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
1221 continue;
1222 }
1223
1224 if (field->value[n] >= min && field->value[n] <= max
1225 && field->usage[field->value[n] - min].hid
1226 && search(value, field->value[n], count))
1227 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
1228
1229 if (value[n] >= min && value[n] <= max
1230 && field->usage[value[n] - min].hid
1231 && search(field->value, value[n], count))
1232 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1233 }
1234
1235 memcpy(field->value, value, count * sizeof(__s32));
1236exit:
1237 kfree(value);
1238}
dde5845a
JK		 1239
1240/*
1241 * Output the field into the report.
1242 */
1243
4291ee30
JP		 1244static void hid_output_field(const struct hid_device *hid,
1245 struct hid_field *field, __u8 *data)
dde5845a
JK		 1246{
1247 unsigned count = field->report_count;
1248 unsigned offset = field->report_offset;
1249 unsigned size = field->report_size;
1250 unsigned n;
1251
1252 for (n = 0; n < count; n++) {
1253 if (field->logical_minimum < 0) /* signed values */
4291ee30
JP		 1254 implement(hid, data, offset + n * size, size,
1255 s32ton(field->value[n], size));
dde5845a 1256 else /* unsigned values */
4291ee30
JP		 1257 implement(hid, data, offset + n * size, size,
1258 field->value[n]);
dde5845a
JK		 1259 }
1260}
1261
1262/*
27ce4050
JK		 1263 * Create a report. 'data' has to be allocated using
1264 * hid_alloc_report_buf() so that it has proper size.
dde5845a
JK		 1265 */
1266
229695e5 1267void hid_output_report(struct hid_report *report, __u8 *data)
dde5845a
JK		 1268{
1269 unsigned n;
1270
1271 if (report->id > 0)
1272 *data++ = report->id;
1273
75c28df8 1274 memset(data, 0, ((report->size - 1) >> 3) + 1);
dde5845a 1275 for (n = 0; n < report->maxfield; n++)
4291ee30 1276 hid_output_field(report->device, report->field[n], data);
dde5845a 1277}
229695e5 1278EXPORT_SYMBOL_GPL(hid_output_report);
dde5845a 1279
4fa5a7f7
BT		 1280static int hid_report_len(struct hid_report *report)
1281{
19e4ec52
BT		 1282 /* equivalent to DIV_ROUND_UP(report->size, 8) + !!(report->id > 0) */
1283 return ((report->size - 1) >> 3) + 1 + (report->id > 0);
4fa5a7f7
BT		 1284}
1285
27ce4050
JK		 1286/*
1287 * Allocator for buffer that is going to be passed to hid_output_report()
1288 */
1289u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags)
1290{
1291 /*
1292 * 7 extra bytes are necessary to achieve proper functionality
1293 * of implement() working on 8 byte chunks
1294 */
1295
19e4ec52 1296 int len = hid_report_len(report) + 7;
27ce4050
JK		 1297
1298 return kmalloc(len, flags);
1299}
1300EXPORT_SYMBOL_GPL(hid_alloc_report_buf);
1301
dde5845a
JK		 1302/*
1303 * Set a field value. The report this field belongs to has to be
1304 * created and transferred to the device, to set this value in the
1305 * device.
1306 */
1307
1308int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1309{
be67b68d
KC		 1310 unsigned size;
1311
1312 if (!field)
1313 return -1;
1314
1315 size = field->report_size;
dde5845a 1316
cd667ce2 1317 hid_dump_input(field->report->device, field->usage + offset, value);
dde5845a
JK		 1318
1319 if (offset >= field->report_count) {
8c3d52fc
JK		 1320 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1321 offset, field->report_count);
dde5845a
JK		 1322 return -1;
1323 }
1324 if (field->logical_minimum < 0) {
1325 if (value != snto32(s32ton(value, size), size)) {
8c3d52fc 1326 hid_err(field->report->device, "value %d is out of range\n", value);
dde5845a
JK		 1327 return -1;
1328 }
1329 }
1330 field->value[offset] = value;
1331 return 0;
1332}
229695e5 1333EXPORT_SYMBOL_GPL(hid_set_field);
dde5845a 1334
85cdaf52
JS		 1335static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1336 const u8 *data)
aa8de2f0 1337{
aa8de2f0 1338 struct hid_report *report;
85cdaf52 1339 unsigned int n = 0; /* Normally report number is 0 */
aa8de2f0 1340
85cdaf52
JS		 1341 /* Device uses numbered reports, data[0] is report number */
1342 if (report_enum->numbered)
1343 n = *data;
aa8de2f0 1344
85cdaf52
JS		 1345 report = report_enum->report_id_hash[n];
1346 if (report == NULL)
1347 dbg_hid("undefined report_id %u received\n", n);
aa8de2f0 1348
85cdaf52
JS		 1349 return report;
1350}
aa8de2f0 1351
4fa5a7f7
BT		 1352/*
1353 * Implement a generic .request() callback, using .raw_request()
1354 * DO NOT USE in hid drivers directly, but through hid_hw_request instead.
1355 */
1356void __hid_request(struct hid_device *hid, struct hid_report *report,
1357 int reqtype)
1358{
1359 char *buf;
1360 int ret;
1361 int len;
1362
4fa5a7f7
BT		 1363 buf = hid_alloc_report_buf(report, GFP_KERNEL);
1364 if (!buf)
1365 return;
1366
1367 len = hid_report_len(report);
1368
1369 if (reqtype == HID_REQ_SET_REPORT)
1370 hid_output_report(report, buf);
1371
1372 ret = hid->ll_driver->raw_request(hid, report->id, buf, len,
1373 report->type, reqtype);
1374 if (ret < 0) {
1375 dbg_hid("unable to complete request: %d\n", ret);
1376 goto out;
1377 }
1378
1379 if (reqtype == HID_REQ_GET_REPORT)
1380 hid_input_report(hid, report->type, buf, ret, 0);
1381
1382out:
1383 kfree(buf);
1384}
1385EXPORT_SYMBOL_GPL(__hid_request);
1386
b6787242 1387int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
85cdaf52
JS		 1388 int interrupt)
1389{
1390 struct hid_report_enum *report_enum = hid->report_enum + type;
1391 struct hid_report *report;
6d85d037 1392 struct hid_driver *hdrv;
85cdaf52
JS		 1393 unsigned int a;
1394 int rsize, csize = size;
1395 u8 *cdata = data;
b6787242 1396 int ret = 0;
aa8de2f0 1397
85cdaf52
JS		 1398 report = hid_get_report(report_enum, data);
1399 if (!report)
b6787242 1400 goto out;
aa8de2f0 1401
85cdaf52
JS		 1402 if (report_enum->numbered) {
1403 cdata++;
1404 csize--;
aa8de2f0
JK		 1405 }
1406
1407 rsize = ((report->size - 1) >> 3) + 1;
1408
966922f2
AV		 1409 if (rsize > HID_MAX_BUFFER_SIZE)
1410 rsize = HID_MAX_BUFFER_SIZE;
1411
85cdaf52
JS		 1412 if (csize < rsize) {
1413 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1414 csize, rsize);
1415 memset(cdata + csize, 0, rsize - csize);
aa8de2f0
JK		 1416 }
1417
1418 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1419 hid->hiddev_report_event(hid, report);
b6787242
JK		 1420 if (hid->claimed & HID_CLAIMED_HIDRAW) {
1421 ret = hidraw_report_event(hid, data, size);
1422 if (ret)
1423 goto out;
1424 }
aa8de2f0 1425
cc6b54aa 1426 if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) {
b94e3c94
MC		 1427 for (a = 0; a < report->maxfield; a++)
1428 hid_input_field(hid, report->field[a], cdata, interrupt);
6d85d037
BT		 1429 hdrv = hid->driver;
1430 if (hdrv && hdrv->report)
1431 hdrv->report(hid, report);
b94e3c94 1432 }
aa8de2f0
JK		 1433
1434 if (hid->claimed & HID_CLAIMED_INPUT)
1435 hidinput_report_event(hid, report);
b6787242
JK		 1436out:
1437 return ret;
85cdaf52
JS		 1438}
1439EXPORT_SYMBOL_GPL(hid_report_raw_event);
1440
1441/**
1442 * hid_input_report - report data from lower layer (usb, bt...)
1443 *
1444 * @hid: hid device
1445 * @type: HID report type (HID_*_REPORT)
1446 * @data: report contents
1447 * @size: size of data parameter
ff9b00a2 1448 * @interrupt: distinguish between interrupt and control transfers
85cdaf52
JS		 1449 *
1450 * This is data entry for lower layers.
1451 */
1452int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1453{
76c317d6
JL		 1454 struct hid_report_enum *report_enum;
1455 struct hid_driver *hdrv;
85cdaf52 1456 struct hid_report *report;
45dc1ac7 1457 int ret = 0;
85cdaf52 1458
4ea54542 1459 if (!hid)
85cdaf52 1460 return -ENODEV;
4ea54542 1461
c849a614 1462 if (down_trylock(&hid->driver_input_lock))
4ea54542
DH		 1463 return -EBUSY;
1464
1465 if (!hid->driver) {
1466 ret = -ENODEV;
1467 goto unlock;
1468 }
76c317d6
JL		 1469 report_enum = hid->report_enum + type;
1470 hdrv = hid->driver;
85cdaf52
JS		 1471
1472 if (!size) {
1473 dbg_hid("empty report\n");
4ea54542
DH		 1474 ret = -1;
1475 goto unlock;
85cdaf52
JS		 1476 }
1477
b94e3c94 1478 /* Avoid unnecessary overhead if debugfs is disabled */
a5f04b9d
BT		 1479 if (!list_empty(&hid->debug_list))
1480 hid_dump_report(hid, type, data, size);
85cdaf52 1481
1caea61e
JK		 1482 report = hid_get_report(report_enum, data);
1483
4ea54542
DH		 1484 if (!report) {
1485 ret = -1;
1486 goto unlock;
1487 }
85cdaf52
JS		 1488
1489 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1490 ret = hdrv->raw_event(hid, report, data, size);
556483e2 1491 if (ret < 0)
4ea54542 1492 goto unlock;
85cdaf52
JS		 1493 }
1494
b6787242 1495 ret = hid_report_raw_event(hid, type, data, size, interrupt);
aa8de2f0 1496
4ea54542 1497unlock:
c849a614 1498 up(&hid->driver_input_lock);
45dc1ac7 1499 return ret;
aa8de2f0
JK		 1500}
1501EXPORT_SYMBOL_GPL(hid_input_report);
1502
0f37cd03
JK		 1503static bool hid_match_one_id(struct hid_device *hdev,
1504 const struct hid_device_id *id)
1505{
7431fb76 1506 return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) &&
4d53b801 1507 (id->group == HID_GROUP_ANY || id->group == hdev->group) &&
0f37cd03
JK		 1508 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1509 (id->product == HID_ANY_ID || id->product == hdev->product);
1510}
1511
bbc21cfd 1512const struct hid_device_id *hid_match_id(struct hid_device *hdev,
0f37cd03
JK		 1513 const struct hid_device_id *id)
1514{
1515 for (; id->bus; id++)
1516 if (hid_match_one_id(hdev, id))
1517 return id;
1518
1519 return NULL;
1520}
1521
1522static const struct hid_device_id hid_hiddev_list[] = {
c0bd6a42
RH		 1523 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1524 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
0f37cd03
JK		 1525 { }
1526};
1527
1528static bool hid_hiddev(struct hid_device *hdev)
1529{
1530 return !!hid_match_id(hdev, hid_hiddev_list);
1531}
1532
6d3bfb74
AO		 1533
1534static ssize_t
1535read_report_descriptor(struct file *filp, struct kobject *kobj,
1536 struct bin_attribute *attr,
1537 char *buf, loff_t off, size_t count)
1538{
1539 struct device *dev = container_of(kobj, struct device, kobj);
1540 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1541
1542 if (off >= hdev->rsize)
1543 return 0;
1544
1545 if (off + count > hdev->rsize)
1546 count = hdev->rsize - off;
1547
1548 memcpy(buf, hdev->rdesc + off, count);
1549
1550 return count;
1551}
1552
1553static struct bin_attribute dev_bin_attr_report_desc = {
1554 .attr = { .name = "report_descriptor", .mode = 0444 },
1555 .read = read_report_descriptor,
1556 .size = HID_MAX_DESCRIPTOR_SIZE,
1557};
1558
93c10132
JS		 1559int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1560{
1561 static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1562 "Joystick", "Gamepad", "Keyboard", "Keypad",
1563 "Multi-Axis Controller"
1564 };
1565 const char *type, *bus;
1566 char buf[64];
1567 unsigned int i;
1568 int len;
6d3bfb74 1569 int ret;
93c10132 1570
b5e5a37e
BN		 1571 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1572 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
3a343ee4
DM		 1573 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1574 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
93c10132
JS		 1575 if (hdev->bus != BUS_USB)
1576 connect_mask &= ~HID_CONNECT_HIDDEV;
0f37cd03
JK		 1577 if (hid_hiddev(hdev))
1578 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
93c10132
JS		 1579
1580 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1581 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1582 hdev->claimed |= HID_CLAIMED_INPUT;
b77c3920 1583
93c10132
JS		 1584 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1585 !hdev->hiddev_connect(hdev,
1586 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1587 hdev->claimed |= HID_CLAIMED_HIDDEV;
1588 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1589 hdev->claimed |= HID_CLAIMED_HIDRAW;
1590
7704ac93
BT		 1591 if (connect_mask & HID_CONNECT_DRIVER)
1592 hdev->claimed |= HID_CLAIMED_DRIVER;
1593
4bc19f62
DH		 1594 /* Drivers with the ->raw_event callback set are not required to connect
1595 * to any other listener. */
1596 if (!hdev->claimed && !hdev->driver->raw_event) {
1597 hid_err(hdev, "device has no listeners, quitting\n");
93c10132
JS		 1598 return -ENODEV;
1599 }
1600
1601 if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1602 (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1603 hdev->ff_init(hdev);
1604
1605 len = 0;
1606 if (hdev->claimed & HID_CLAIMED_INPUT)
1607 len += sprintf(buf + len, "input");
1608 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1609 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1610 hdev->minor);
1611 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1612 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1613 ((struct hidraw *)hdev->hidraw)->minor);
1614
1615 type = "Device";
1616 for (i = 0; i < hdev->maxcollection; i++) {
1617 struct hid_collection *col = &hdev->collection[i];
1618 if (col->type == HID_COLLECTION_APPLICATION &&
1619 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1620 (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1621 type = types[col->usage & 0xffff];
1622 break;
1623 }
1624 }
1625
1626 switch (hdev->bus) {
1627 case BUS_USB:
1628 bus = "USB";
1629 break;
1630 case BUS_BLUETOOTH:
1631 bus = "BLUETOOTH";
1632 break;
1633 default:
1634 bus = "<UNKNOWN>";
1635 }
1636
6d3bfb74
AO		 1637 ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1638 if (ret)
1639 hid_warn(hdev,
1640 "can't create sysfs report descriptor attribute err: %d\n", ret);
1641
4291ee30
JP		 1642 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1643 buf, bus, hdev->version >> 8, hdev->version & 0xff,
1644 type, hdev->name, hdev->phys);
93c10132
JS		 1645
1646 return 0;
1647}
1648EXPORT_SYMBOL_GPL(hid_connect);
1649
c4c259bc
JK		 1650void hid_disconnect(struct hid_device *hdev)
1651{
6d3bfb74 1652 device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
c4c259bc
JK		 1653 if (hdev->claimed & HID_CLAIMED_INPUT)
1654 hidinput_disconnect(hdev);
1655 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1656 hdev->hiddev_disconnect(hdev);
1657 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1658 hidraw_disconnect(hdev);
1659}
1660EXPORT_SYMBOL_GPL(hid_disconnect);
1661
00315e4f
JK		 1662/*
1663 * A list of devices for which there is a specialized driver on HID bus.
1664 *
1665 * Please note that for multitouch devices (driven by hid-multitouch driver),
1666 * there is a proper autodetection and autoloading in place (based on presence
1667 * of HID_DG_CONTACTID), so those devices don't need to be added to this list,
1668 * as we are doing the right thing in hid_scan_usage().
83499b52
AH		 1669 *
1670 * Autodetection for (USB) HID sensor hubs exists too. If a collection of type
1671 * physical is found inside a usage page of type sensor, hid-sensor-hub will be
1672 * used as a driver. See hid_scan_report().
00315e4f 1673 */
ce06b9d6 1674static const struct hid_device_id hid_have_special_driver[] = {
14a21cd4
JS		 1675 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1676 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
b7e1b203 1677 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
c0dbcc33 1678 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
e17f5d76 1679 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0xf705) },
8c19a515 1680 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
128537ce 1681 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
a462230e 1682 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
8c19a515
JS		 1683 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1684 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1685 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1686 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1687 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1688 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1689 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1690 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1691 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1692 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1693 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
fef3f571
RF		 1694 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1695 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1696 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
8c19a515
JS		 1697 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1698 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1699 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1700 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1701 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1702 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
9a4a5574
BT		 1703 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) },
1704 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL2) },
1705 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL3) },
1706 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1707 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL5) },
ee8a1a0a
JS		 1708 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1709 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1710 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
8c19a515
JS		 1711 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1712 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1713 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1714 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1715 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1716 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
a96d6ef3
HR		 1717 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1718 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1719 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 1720 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1721 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1722 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1723 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1724 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1725 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 1726 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1727 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1728 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 1729 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1730 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1731 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4a4c8799
DB		 1732 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1733 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1734 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
f6f554f0
JK		 1735 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1736 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1737 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
b3aec7b6
JK		 1738 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1739 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1740 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b2e6ad7d
RB		 1741 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
1742 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
1743 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
8d80da90
DH		 1744 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
1745 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
1746 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
9d9a04ee
DT		 1747 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
1748 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
1749 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
23aeb61e
CSW		 1750 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1751 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1752 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
f9af7b9e 1753 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) },
ad734bc1 1754 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
bd4a7ce1 1755 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_JIS) },
8c19a515
JS		 1756 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1757 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
212da74d 1758 { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
b5635b12 1759 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
bf280628 1760 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
c3dc66de 1761 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
3b239cd7 1762 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1ce31b25 1763 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
fcfacfd3 1764 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
b9e4b1e0 1765 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
3596bb92 1766 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
2d8767bb 1767 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_AK1D) },
3a370ca1 1768 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
e932d817 1769 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_CP2112) },
0f221320
JS		 1770 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1771 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
e8d0eab4 1772 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
76c9d8fe 1773 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) },
0f221320 1774 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
3f866fbd 1775 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
e05eefb9 1776 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
64b386ea 1777 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
d23efc19
JS		 1778 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0009) },
1779 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, 0x0030) },
04561c5a 1780 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1f243e30 1781 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
5181e594 1782 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
578f3a35 1783 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
5181e594 1784 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
42859e0b 1785 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
949f8fef 1786 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1e093206 1787 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
c2fd1a4e 1788 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
d946e65e 1789 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
ff9bf5a2 1790 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) },
40d3597f
JK		 1791 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A04A) },
1792 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A067) },
274be3eb 1793 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A070) },
f1a4914b 1794 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A072) },
7da7cbbb 1795 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A081) },
5df4eb05 1796 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_MOUSE_A0C2) },
e917e98f 1797 { HID_USB_DEVICE(USB_VENDOR_ID_HUION, USB_DEVICE_ID_HUION_TABLET) },
aaca9cc0 1798 { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) },
4ddfe028 1799 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) },
fdf93aa3 1800 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
177900e8 1801 { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
3685c18e 1802 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) },
4a2c94c9 1803 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_MANTICORE) },
0adb9c2c 1804 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_GENIUS_GX_IMPERATOR) },
79422741 1805 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
22ca20b2
NK		 1806 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
1807 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
1808 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
b5635b12 1809 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
75b07022 1810 { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
94723bfa 1811#if IS_ENABLED(CONFIG_HID_LENOVO)
aad932e7 1812 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
f3d4ff0e
JL		 1813 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
1814 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
aad932e7 1815#endif
5f22a799
JS		 1816 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1817 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1818 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1819 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
5844c1cd 1820 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) },
5f22a799
JS		 1821 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1822 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1823 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
5f22a799
JS		 1824 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1825 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
5f22a799
JS		 1826 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
1827 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
2c6118e4 1828 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
606bd0a8
JS		 1829 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1830 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
1831 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
fd30ea8c 1832 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
606bd0a8 1833 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
74f292ca 1834 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
606bd0a8
JS		 1835 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1836 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
bd04363d 1837 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL) },
5623a24a 1838 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
e00ddc9b 1839 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
243b706d 1840 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
fdc6807f 1841 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
0944e964 1842#if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
534a7b8e
NLC		 1843 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1844 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
0944e964 1845#endif
32c88cbc 1846 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
606bd0a8 1847 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
24985cf6
JK		 1848 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1849 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
236db47c
BP		 1850 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1851 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
b580169a 1852 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
78a849a6
JS		 1853 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1854 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
89759e20 1855 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) },
78a849a6
JS		 1856 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1857 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
f3b83d71 1858 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
78a849a6 1859 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
3faed1af 1860 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB) },
3b8006e5 1861 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
f471d948 1862 { HID_USB_DEVICE(USB_VENDOR_ID_MSI, USB_DEVICE_ID_MSI_GT683R_LED_PANEL) },
94011f93 1863 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
6e32819e 1864 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1865 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1866 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1867 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1868 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
1869 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
1870 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
1871 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
1872 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
1873 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
1874 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
1875 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
1876 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
1877 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
1878 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
1879 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
1880 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
1881 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
270fdc07 1882 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
cd9ec30d 1883 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
ffe51d0d 1884 { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_6000) },
1e762532 1885 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
f6a04605 1886 { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
ca9bbdcc 1887#if IS_ENABLED(CONFIG_HID_ROCCAT)
e68cc603 1888 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
d41c2a70 1889 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
e078809d
SA		 1890 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) },
1891 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
47dbdbff 1892 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
8936aa31 1893 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) },
a4be0ed3 1894 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) },
e078809d 1895 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) },
0e70f97f 1896 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
4424f616 1897 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_LUA) },
cb7cf3da 1898 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
3fce2246 1899 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
6f3a1936
SA		 1900 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK) },
1901 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_GLOW) },
1902 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_RYOS_MK_PRO) },
6a2a6390 1903 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_SAVU) },
ca9bbdcc 1904#endif
37c492c8 1905#if IS_ENABLED(CONFIG_HID_SAITEK)
1e93674a 1906 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
37c492c8
HB		 1907 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_RAT7) },
1908 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_MMO7) },
1909#endif
980a3da6 1910 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
b355850b 1911 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
d586dca0 1912 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
f04d5140
CL		 1913 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_BUZZ_CONTROLLER) },
1914 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_WIRELESS_BUZZ_CONTROLLER) },
5844c1cd 1915 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) },
bd28ce00 1916 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
35dca5b4 1917 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
f9ce7c28 1918 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
0bd88dd3
FP		 1919 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
1920 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS4_CONTROLLER) },
cc6e0bbb 1921 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
c1e0ac19 1922 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) },
75dbb953 1923 { HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, USB_DEVICE_ID_STEELSERIES_SRWS1) },
90231e7e 1924 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
30ba2fbd 1925 { HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) },
daedb3d6
AH		 1926 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
1927 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
7a84b133
RAG		 1928 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
1929 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
daedb3d6 1930 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
3ee8f0a2 1931 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
daedb3d6 1932 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
d65c3768 1933 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
740363fb 1934 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
44ea35c1 1935 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
f14f526d 1936 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
54001081 1937 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
711a680e 1938 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
41fa9230 1939 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
f8a489cc
NK		 1940 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
1941 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
1942 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
6be914f1 1943 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
d1257081 1944 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) },
eb4e426a 1945 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) },
fac733f0 1946 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
42fc04e5 1947 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
ad395cca 1948 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
1bcc2067
SY		 1949 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
1950 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
1951 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
72a46344 1952 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
00e7f964 1953 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
4fdc18d1 1954 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
a786e83c 1955 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
72a46344 1956 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
8f1acc32 1957 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
d2ee4dd9 1958 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
74bc6953 1959 { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
cb2c9e3f 1960 { HID_USB_DEVICE(USB_VENDOR_ID_XIN_MO, USB_DEVICE_ID_XIN_MO_DUAL_ARCADE) },
daedb3d6
AH		 1961 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
1962 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
a9885c8f 1963 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
8c19a515 1964
78a849a6 1965 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
02fb72a0 1966 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
a33042fa 1967 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE2) },
85cdaf52
JS		 1968 { }
1969};
1970
3a6f82f7
JS		 1971struct hid_dynid {
1972 struct list_head list;
1973 struct hid_device_id id;
1974};
1975
1976/**
1977 * store_new_id - add a new HID device ID to this driver and re-probe devices
1978 * @driver: target device driver
1979 * @buf: buffer for scanning device ID data
1980 * @count: input size
1981 *
1982 * Adds a new dynamic hid device ID to this driver,
1983 * and causes the driver to probe for all devices again.
1984 */
1985static ssize_t store_new_id(struct device_driver *drv, const char *buf,
1986 size_t count)
1987{
1988 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1989 struct hid_dynid *dynid;
1990 __u32 bus, vendor, product;
1991 unsigned long driver_data = 0;
1992 int ret;
1993
1994 ret = sscanf(buf, "%x %x %x %lx",
1995 &bus, &vendor, &product, &driver_data);
1996 if (ret < 3)
1997 return -EINVAL;
1998
1999 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
2000 if (!dynid)
2001 return -ENOMEM;
2002
2003 dynid->id.bus = bus;
4d53b801 2004 dynid->id.group = HID_GROUP_ANY;
3a6f82f7
JS		 2005 dynid->id.vendor = vendor;
2006 dynid->id.product = product;
2007 dynid->id.driver_data = driver_data;
2008
2009 spin_lock(&hdrv->dyn_lock);
2010 list_add_tail(&dynid->list, &hdrv->dyn_list);
2011 spin_unlock(&hdrv->dyn_lock);
2012
cef9bc56 2013 ret = driver_attach(&hdrv->driver);
3a6f82f7
JS		 2014
2015 return ret ? : count;
2016}
2017static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
2018
2019static void hid_free_dynids(struct hid_driver *hdrv)
2020{
2021 struct hid_dynid *dynid, *n;
2022
2023 spin_lock(&hdrv->dyn_lock);
2024 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
2025 list_del(&dynid->list);
2026 kfree(dynid);
2027 }
2028 spin_unlock(&hdrv->dyn_lock);
2029}
2030
2031static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
2032 struct hid_driver *hdrv)
2033{
2034 struct hid_dynid *dynid;
2035
2036 spin_lock(&hdrv->dyn_lock);
2037 list_for_each_entry(dynid, &hdrv->dyn_list, list) {
2038 if (hid_match_one_id(hdev, &dynid->id)) {
2039 spin_unlock(&hdrv->dyn_lock);
2040 return &dynid->id;
2041 }
2042 }
2043 spin_unlock(&hdrv->dyn_lock);
2044
2045 return hid_match_id(hdev, hdrv->id_table);
2046}
2047
85cdaf52
JS		 2048static int hid_bus_match(struct device *dev, struct device_driver *drv)
2049{
2050 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
2051 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
2052
070748ed 2053 return hid_match_device(hdev, hdrv) != NULL;
85cdaf52
JS		 2054}
2055
2056static int hid_device_probe(struct device *dev)
2057{
2058 struct hid_driver *hdrv = container_of(dev->driver,
2059 struct hid_driver, driver);
2060 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
2061 const struct hid_device_id *id;
2062 int ret = 0;
2063
4ea54542
DH		 2064 if (down_interruptible(&hdev->driver_lock))
2065 return -EINTR;
c849a614
AR		 2066 if (down_interruptible(&hdev->driver_input_lock)) {
2067 ret = -EINTR;
2068 goto unlock_driver_lock;
2069 }
2070 hdev->io_started = false;
4ea54542 2071
85cdaf52 2072 if (!hdev->driver) {
3a6f82f7 2073 id = hid_match_device(hdev, hdrv);
ba623a77 2074 if (id == NULL) {
4fa3a583
HR		 2075 ret = -ENODEV;
2076 goto unlock;
ba623a77 2077 }
85cdaf52 2078
c500c971
JS		 2079 hdev->driver = hdrv;
2080 if (hdrv->probe) {
2081 ret = hdrv->probe(hdev, id);
2082 } else { /* default probe */
a7197c2e 2083 ret = hid_open_report(hdev);
c500c971 2084 if (!ret)
93c10132 2085 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
85cdaf52 2086 }
a7197c2e
HR		 2087 if (ret) {
2088 hid_close_report(hdev);
c500c971 2089 hdev->driver = NULL;
a7197c2e 2090 }
85cdaf52 2091 }
ba623a77 2092unlock:
c849a614
AR		 2093 if (!hdev->io_started)
2094 up(&hdev->driver_input_lock);
2095unlock_driver_lock:
4ea54542 2096 up(&hdev->driver_lock);
85cdaf52
JS		 2097 return ret;
2098}
2099
2100static int hid_device_remove(struct device *dev)
2101{
2102 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
4ea54542 2103 struct hid_driver *hdrv;
c849a614 2104 int ret = 0;
4ea54542
DH		 2105
2106 if (down_interruptible(&hdev->driver_lock))
2107 return -EINTR;
c849a614
AR		 2108 if (down_interruptible(&hdev->driver_input_lock)) {
2109 ret = -EINTR;
2110 goto unlock_driver_lock;
2111 }
2112 hdev->io_started = false;
85cdaf52 2113
4ea54542 2114 hdrv = hdev->driver;
85cdaf52
JS		 2115 if (hdrv) {
2116 if (hdrv->remove)
2117 hdrv->remove(hdev);
c500c971
JS		 2118 else /* default remove */
2119 hid_hw_stop(hdev);
a7197c2e 2120 hid_close_report(hdev);
85cdaf52
JS		 2121 hdev->driver = NULL;
2122 }
2123
c849a614
AR		 2124 if (!hdev->io_started)
2125 up(&hdev->driver_input_lock);
2126unlock_driver_lock:
4ea54542 2127 up(&hdev->driver_lock);
c849a614 2128 return ret;
85cdaf52
JS		 2129}
2130
4d53b801
HR		 2131static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
2132 char *buf)
2133{
2134 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
2135 int len;
2136
2137 len = snprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
2138 hdev->bus, hdev->group, hdev->vendor, hdev->product);
2139
2140 return (len >= PAGE_SIZE) ? (PAGE_SIZE - 1) : len;
2141}
0d4260e0 2142static DEVICE_ATTR_RO(modalias);
4d53b801 2143
0d4260e0
GKH		 2144static struct attribute *hid_dev_attrs[] = {
2145 &dev_attr_modalias.attr,
2146 NULL,
4d53b801 2147};
0d4260e0 2148ATTRIBUTE_GROUPS(hid_dev);
4d53b801 2149
85cdaf52
JS		 2150static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
2151{
2152 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
2153
2154 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
2155 hdev->bus, hdev->vendor, hdev->product))
2156 return -ENOMEM;
2157
2158 if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
2159 return -ENOMEM;
2160
2161 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
2162 return -ENOMEM;
2163
2164 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
2165 return -ENOMEM;
2166
4d53b801
HR		 2167 if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
2168 hdev->bus, hdev->group, hdev->vendor, hdev->product))
85cdaf52
JS		 2169 return -ENOMEM;
2170
2171 return 0;
2172}
2173
2174static struct bus_type hid_bus_type = {
2175 .name = "hid",
0d4260e0 2176 .dev_groups = hid_dev_groups,
85cdaf52
JS		 2177 .match = hid_bus_match,
2178 .probe = hid_device_probe,
2179 .remove = hid_device_remove,
2180 .uevent = hid_uevent,
2181};
2182
bae7eb33 2183/* a list of devices that shouldn't be handled by HID core at all */
d458a9df
JS		 2184static const struct hid_device_id hid_ignore_list[] = {
2185 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
2186 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
2187 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
2188 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
2189 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
2190 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
2191 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
2192 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
2193 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
2194 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
2195 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
2196 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
77f720b7
SC		 2197 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
2198 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
62a56582 2199 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
11030183 2200 { HID_USB_DEVICE(USB_VENDOR_ID_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) },
d458a9df
JS		 2201 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
2202 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
2203 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
adc23259 2204 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI4713) },
d458a9df
JS		 2205 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
2206 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
2207 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
5f6108cf 2208 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
d458a9df
JS		 2209 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
2210 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
73bc7d31 2211 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
789aaa2e 2212 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) },
d458a9df 2213 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
70c66567 2214 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
df506f2c 2215 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
b1807719 2216 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
d458a9df 2217 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
d458a9df
JS		 2218 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
2219 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30) },
2220 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30) },
2221 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT) },
2222 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT) },
2223 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT) },
2224 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT) },
2225 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT) },
2226 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL) },
2227 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
2228 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
2229 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
2230 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
2231 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
2232 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
8e2ce73e 2233 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_RADIOSHARK) },
d458a9df
JS		 2234 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
2235 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
2236 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
2237 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
2238 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
2239 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
2240 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
2241 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
2242 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
2243 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
2244 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
2245 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
2246 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
2247 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
2248 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
2249 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
2250 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
2251 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
2252 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
2253 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
2254 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
2255 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
2256 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
2257 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
2258 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
2259 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
2260 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
2261 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
2262 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
2263 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
2264 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
2265 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
2266 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
2267 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
2268 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
2269 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
2270 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
2271 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
2272 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
2273 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
2274 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
2275 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
2276 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
2277 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
2278 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
2279 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
2280 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
31b9779c
VP		 2281 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_410) },
2282 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_SPEAK_510) },
43c1a0a9 2283 { HID_USB_DEVICE(USB_VENDOR_ID_JABRA, USB_DEVICE_ID_JABRA_GN9350E) },
d458a9df 2284 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
c91c21c5 2285 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
d458a9df 2286 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
eb8141cc 2287 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
d458a9df 2288 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
ce97cac8 2289 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
d458a9df 2290 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
ce97cac8 2291 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
d458a9df 2292 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
ce97cac8
MH		 2293 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
2294 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
2295 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
2296 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
2297 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
2298 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
d458a9df
JS		 2299 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
2300 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
2301 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
ce97cac8
MH		 2302 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
2303 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
2304 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
d458a9df
JS		 2305 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
2306 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
ce97cac8 2307 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
d458a9df
JS		 2308 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
2309 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
2310 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
2311 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
2312 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
ce97cac8
MH		 2313 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
2314 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
2315 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
2316 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
2317 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
2318 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
2319 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
3ffb62cb 2320 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) },
d458a9df
JS		 2321 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
2322 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
d458a9df
JS		 2323 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
2324 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
2325 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
2326 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
2327 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
2328 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
2329 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
2330 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
2331 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
2332 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
2333 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
2334 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
2335 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
2336 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
2337 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
2338 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
2339 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
4cfae3e8 2340 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
35cfd1d9 2341 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
8491ee10
JS		 2342#if defined(CONFIG_MOUSE_SYNAPTICS_USB) || defined(CONFIG_MOUSE_SYNAPTICS_USB_MODULE)
2343 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
2344 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
2345 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
2346 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
2347 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
2348 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
2349 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
2350 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
2351#endif
d458a9df
JS		 2352 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
2353 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
2354 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
2355 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
2356 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
d458a9df
JS		 2357 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) },
2358 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
2359 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
2360 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
759db9ea 2361 { HID_USB_DEVICE(USB_VENDOR_ID_RISO_KAGAKU, USB_DEVICE_ID_RI_KA_WEBMAIL) },
d458a9df
JS		 2362 { }
2363};
2364
b4d8e473
JS		 2365/**
2366 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2367 *
2368 * There are composite devices for which we want to ignore only a certain
2369 * interface. This is a list of devices for which only the mouse interface will
2370 * be ignored. This allows a dedicated driver to take care of the interface.
2371 */
2372static const struct hid_device_id hid_mouse_ignore_list[] = {
2373 /* appletouch driver */
2374 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2375 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2376 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2377 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2378 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2379 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2380 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2381 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2382 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2383 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2384 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2385 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2386 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2387 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2388 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2389 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2390 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2391 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2392 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2393 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
ac26fca3
JK		 2394 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2395 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2396 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 2397 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2398 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2399 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2400 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2401 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2402 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 2403 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2404 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2405 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 2406 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2407 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2408 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4b086910
JK		 2409 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2410 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2411 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2412 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2413 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2414 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b2e6ad7d
RB		 2415 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
2416 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
2417 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
8d80da90
DH		 2418 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
2419 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
2420 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
9d9a04ee
DT		 2421 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
2422 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
2423 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
b4d8e473
JS		 2424 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2425 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2426 { }
2427};
2428
4529eefa 2429bool hid_ignore(struct hid_device *hdev)
d458a9df 2430{
4529eefa
LS		 2431 if (hdev->quirks & HID_QUIRK_NO_IGNORE)
2432 return false;
2433 if (hdev->quirks & HID_QUIRK_IGNORE)
2434 return true;
2435
d458a9df
JS		 2436 switch (hdev->vendor) {
2437 case USB_VENDOR_ID_CODEMERCS:
2438 /* ignore all Code Mercenaries IOWarrior devices */
2439 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2440 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2441 return true;
2442 break;
2443 case USB_VENDOR_ID_LOGITECH:
2444 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2445 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2446 return true;
65dd3b69
HV		 2447 /*
2448 * The Keene FM transmitter USB device has the same USB ID as
2449 * the Logitech AudioHub Speaker, but it should ignore the hid.
2450 * Check if the name is that of the Keene device.
2451 * For reference: the name of the AudioHub is
2452 * "HOLTEK AudioHub Speaker".
2453 */
2454 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2455 !strcmp(hdev->name, "HOLTEK B-LINK USB Audio "))
2456 return true;
d458a9df 2457 break;
31f7fd79
JW		 2458 case USB_VENDOR_ID_SOUNDGRAPH:
2459 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2460 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2461 return true;
2462 break;
bba5394a
XW		 2463 case USB_VENDOR_ID_HANWANG:
2464 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2465 hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2466 return true;
2467 break;
6dc1418e
TS		 2468 case USB_VENDOR_ID_JESS:
2469 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2470 hdev->type == HID_TYPE_USBNONE)
2471 return true;
729b814a 2472 break;
30b6b7d8
IA		 2473 case USB_VENDOR_ID_VELLEMAN:
2474 /* These are not HID devices. They are handled by comedi. */
2475 if ((hdev->product >= USB_DEVICE_ID_VELLEMAN_K8055_FIRST &&
2476 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8055_LAST) ||
2477 (hdev->product >= USB_DEVICE_ID_VELLEMAN_K8061_FIRST &&
2478 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST))
2479 return true;
2480 break;
5b4617d8
AK		 2481 case USB_VENDOR_ID_ATMEL_V_USB:
2482 /* Masterkit MA901 usb radio based on Atmel tiny85 chip and
2483 * it has the same USB ID as many Atmel V-USB devices. This
2484 * usb radio is handled by radio-ma901.c driver so we want
2485 * ignore the hid. Check the name, bus, product and ignore
2486 * if we have MA901 usb radio.
2487 */
2488 if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB &&
2489 hdev->bus == BUS_USB &&
2490 strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0)
2491 return true;
2492 break;
d458a9df
JS		 2493 }
2494
b4d8e473
JS		 2495 if (hdev->type == HID_TYPE_USBMOUSE &&
2496 hid_match_id(hdev, hid_mouse_ignore_list))
2497 return true;
2498
d458a9df
JS		 2499 return !!hid_match_id(hdev, hid_ignore_list);
2500}
4529eefa 2501EXPORT_SYMBOL_GPL(hid_ignore);
d458a9df 2502
85cdaf52
JS		 2503int hid_add_device(struct hid_device *hdev)
2504{
2505 static atomic_t id = ATOMIC_INIT(0);
2506 int ret;
2507
2508 if (WARN_ON(hdev->status & HID_STAT_ADDED))
2509 return -EBUSY;
2510
d458a9df
JS		 2511 /* we need to kill them here, otherwise they will stay allocated to
2512 * wait for coming driver */
4529eefa 2513 if (hid_ignore(hdev))
d458a9df
JS		 2514 return -ENODEV;
2515
3c86726c
BT		 2516 /*
2517 * Check for the mandatory transport channel.
2518 */
2519 if (!hdev->ll_driver->raw_request) {
2520 hid_err(hdev, "transport driver missing .raw_request()\n");
2521 return -EINVAL;
2522 }
2523
a7197c2e
HR		 2524 /*
2525 * Read the device report descriptor once and use as template
2526 * for the driver-specific modifications.
2527 */
2528 ret = hdev->ll_driver->parse(hdev);
2529 if (ret)
2530 return ret;
2531 if (!hdev->dev_rdesc)
2532 return -ENODEV;
2533
734c6609
HR		 2534 /*
2535 * Scan generic devices for group information
2536 */
2537 if (hid_ignore_special_drivers ||
9578f41a
BT		 2538 (!hdev->group &&
2539 !hid_match_id(hdev, hid_have_special_driver))) {
734c6609
HR		 2540 ret = hid_scan_report(hdev);
2541 if (ret)
2542 hid_warn(hdev, "bad device descriptor (%d)\n", ret);
2543 }
2544
6bbe586f
KS		 2545 /* XXX hack, any other cleaner solution after the driver core
2546 * is converted to allow more than 20 bytes as the device name? */
2547 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2548 hdev->vendor, hdev->product, atomic_inc_return(&id));
85cdaf52 2549
4da361b6 2550 hid_debug_register(hdev, dev_name(&hdev->dev));
85cdaf52
JS		 2551 ret = device_add(&hdev->dev);
2552 if (!ret)
2553 hdev->status |= HID_STAT_ADDED;
4da361b6
BP		 2554 else
2555 hid_debug_unregister(hdev);
a635f9dd 2556
85cdaf52
JS		 2557 return ret;
2558}
2559EXPORT_SYMBOL_GPL(hid_add_device);
2560
2561/**
2562 * hid_allocate_device - allocate new hid device descriptor
2563 *
2564 * Allocate and initialize hid device, so that hid_destroy_device might be
2565 * used to free it.
2566 *
2567 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2568 * error value.
2569 */
2570struct hid_device *hid_allocate_device(void)
2571{
2572 struct hid_device *hdev;
85cdaf52
JS		 2573 int ret = -ENOMEM;
2574
2575 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2576 if (hdev == NULL)
2577 return ERR_PTR(ret);
2578
2579 device_initialize(&hdev->dev);
2580 hdev->dev.release = hid_device_release;
2581 hdev->dev.bus = &hid_bus_type;
2582
a7197c2e 2583 hid_close_report(hdev);
85cdaf52 2584
cd667ce2
JK		 2585 init_waitqueue_head(&hdev->debug_wait);
2586 INIT_LIST_HEAD(&hdev->debug_list);
1deb9d34 2587 spin_lock_init(&hdev->debug_list_lock);
4ea54542 2588 sema_init(&hdev->driver_lock, 1);
c849a614 2589 sema_init(&hdev->driver_input_lock, 1);
cd667ce2 2590
85cdaf52 2591 return hdev;
85cdaf52
JS		 2592}
2593EXPORT_SYMBOL_GPL(hid_allocate_device);
2594
2595static void hid_remove_device(struct hid_device *hdev)
2596{
2597 if (hdev->status & HID_STAT_ADDED) {
2598 device_del(&hdev->dev);
a635f9dd 2599 hid_debug_unregister(hdev);
85cdaf52
JS		 2600 hdev->status &= ~HID_STAT_ADDED;
2601 }
a7197c2e
HR		 2602 kfree(hdev->dev_rdesc);
2603 hdev->dev_rdesc = NULL;
2604 hdev->dev_rsize = 0;
85cdaf52
JS		 2605}
2606
2607/**
2608 * hid_destroy_device - free previously allocated device
2609 *
2610 * @hdev: hid device
2611 *
2612 * If you allocate hid_device through hid_allocate_device, you should ever
2613 * free by this function.
2614 */
2615void hid_destroy_device(struct hid_device *hdev)
2616{
2617 hid_remove_device(hdev);
2618 put_device(&hdev->dev);
2619}
2620EXPORT_SYMBOL_GPL(hid_destroy_device);
2621
2622int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2623 const char *mod_name)
2624{
3a6f82f7
JS		 2625 int ret;
2626
85cdaf52
JS		 2627 hdrv->driver.name = hdrv->name;
2628 hdrv->driver.bus = &hid_bus_type;
2629 hdrv->driver.owner = owner;
2630 hdrv->driver.mod_name = mod_name;
2631
3a6f82f7
JS		 2632 INIT_LIST_HEAD(&hdrv->dyn_list);
2633 spin_lock_init(&hdrv->dyn_lock);
2634
2635 ret = driver_register(&hdrv->driver);
2636 if (ret)
2637 return ret;
2638
2639 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2640 if (ret)
2641 driver_unregister(&hdrv->driver);
2642
2643 return ret;
85cdaf52
JS		 2644}
2645EXPORT_SYMBOL_GPL(__hid_register_driver);
2646
2647void hid_unregister_driver(struct hid_driver *hdrv)
2648{
3a6f82f7 2649 driver_remove_file(&hdrv->driver, &driver_attr_new_id);
85cdaf52 2650 driver_unregister(&hdrv->driver);
3a6f82f7 2651 hid_free_dynids(hdrv);
85cdaf52
JS		 2652}
2653EXPORT_SYMBOL_GPL(hid_unregister_driver);
2654
0361a28d
ON		 2655int hid_check_keys_pressed(struct hid_device *hid)
2656{
2657 struct hid_input *hidinput;
2658 int i;
2659
e5288eb5
JK		 2660 if (!(hid->claimed & HID_CLAIMED_INPUT))
2661 return 0;
2662
0361a28d
ON		 2663 list_for_each_entry(hidinput, &hid->inputs, list) {
2664 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2665 if (hidinput->input->key[i])
2666 return 1;
2667 }
2668
2669 return 0;
2670}
2671
2672EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2673
86166b7b
JK		 2674static int __init hid_init(void)
2675{
85cdaf52
JS		 2676 int ret;
2677
a635f9dd 2678 if (hid_debug)
4291ee30
JP		 2679 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2680 "debugfs is now used for inspecting the device (report descriptor, reports)\n");
a635f9dd 2681
85cdaf52
JS		 2682 ret = bus_register(&hid_bus_type);
2683 if (ret) {
4291ee30 2684 pr_err("can't register hid bus\n");
85cdaf52
JS		 2685 goto err;
2686 }
2687
2688 ret = hidraw_init();
2689 if (ret)
2690 goto err_bus;
2691
a635f9dd
JK		 2692 hid_debug_init();
2693
85cdaf52
JS		 2694 return 0;
2695err_bus:
2696 bus_unregister(&hid_bus_type);
2697err:
2698 return ret;
86166b7b
JK		 2699}
2700
2701static void __exit hid_exit(void)
2702{
a635f9dd 2703 hid_debug_exit();
86166b7b 2704 hidraw_exit();
85cdaf52 2705 bus_unregister(&hid_bus_type);
86166b7b
JK		 2706}
2707
2708module_init(hid_init);
2709module_exit(hid_exit);
2710
88adb72b
JK		 2711MODULE_AUTHOR("Andreas Gal");
2712MODULE_AUTHOR("Vojtech Pavlik");
2713MODULE_AUTHOR("Jiri Kosina");
aa938f79
JK		 2714MODULE_LICENSE(DRIVER_LICENSE);
2715
Linux 6.x block layer and io_uring tree(s)