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[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / hid / hid-core.c
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dde5845a 1/*
229695e5 2 * HID support for Linux
dde5845a
JK		 3 *
4 * Copyright (c) 1999 Andreas Gal
5 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
6 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
6b1968d5 7 * Copyright (c) 2006-2012 Jiri Kosina
dde5845a
JK		 8 */
9
10/*
11 * This program is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License as published by the Free
13 * Software Foundation; either version 2 of the License, or (at your option)
14 * any later version.
15 */
16
4291ee30
JP		 17#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
18
dde5845a
JK		 19#include <linux/module.h>
20#include <linux/slab.h>
21#include <linux/init.h>
22#include <linux/kernel.h>
dde5845a
JK		 23#include <linux/list.h>
24#include <linux/mm.h>
dde5845a
JK		 25#include <linux/spinlock.h>
26#include <asm/unaligned.h>
27#include <asm/byteorder.h>
28#include <linux/input.h>
29#include <linux/wait.h>
47a80edb 30#include <linux/vmalloc.h>
c4124c9b 31#include <linux/sched.h>
4ea54542 32#include <linux/semaphore.h>
dde5845a 33
dde5845a
JK		 34#include <linux/hid.h>
35#include <linux/hiddev.h>
c080d89a 36#include <linux/hid-debug.h>
86166b7b 37#include <linux/hidraw.h>
dde5845a 38
5f22a799
JS		 39#include "hid-ids.h"
40
dde5845a
JK		 41/*
42 * Version Information
43 */
44
53149801 45#define DRIVER_DESC "HID core driver"
dde5845a
JK		 46#define DRIVER_LICENSE "GPL"
47
58037eb9 48int hid_debug = 0;
377e10fb 49module_param_named(debug, hid_debug, int, 0600);
cd667ce2 50MODULE_PARM_DESC(debug, "toggle HID debugging messages");
58037eb9 51EXPORT_SYMBOL_GPL(hid_debug);
58037eb9 52
6b1968d5
JK		 53static int hid_ignore_special_drivers = 0;
54module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600);
55MODULE_PARM_DESC(debug, "Ignore any special drivers and handle all devices by generic driver");
56
dde5845a
JK		 57/*
58 * Register a new report for a device.
59 */
60
90a006ab 61struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
dde5845a
JK		 62{
63 struct hid_report_enum *report_enum = device->report_enum + type;
64 struct hid_report *report;
65
56085cec
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;
ae5c98a4 225 unsigned usages;
dde5845a 226 unsigned offset;
ae5c98a4 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
ae5c98a4
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++) {
ae5c98a4 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];
ae5c98a4 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{
77463838 322 __u32 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:
77463838
BT		 373 /* Units exponent negative numbers are given through a
374 * two's complement.
375 * See "6.2.2.7 Global Items" for more information. */
376 raw_value = item_udata(item);
377 if (!(raw_value & 0xfffffff0))
378 parser->global.unit_exponent = hid_snto32(raw_value, 4);
379 else
380 parser->global.unit_exponent = raw_value;
880d29f1 381 return 0;
dde5845a 382
880d29f1
JS		 383 case HID_GLOBAL_ITEM_TAG_UNIT:
384 parser->global.unit = item_udata(item);
385 return 0;
dde5845a 386
880d29f1
JS		 387 case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
388 parser->global.report_size = item_udata(item);
23408f95 389 if (parser->global.report_size > 128) {
8c3d52fc 390 hid_err(parser->device, "invalid report_size %d\n",
880d29f1
JS		 391 parser->global.report_size);
392 return -1;
393 }
394 return 0;
dde5845a 395
880d29f1
JS		 396 case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
397 parser->global.report_count = item_udata(item);
398 if (parser->global.report_count > HID_MAX_USAGES) {
8c3d52fc 399 hid_err(parser->device, "invalid report_count %d\n",
880d29f1
JS		 400 parser->global.report_count);
401 return -1;
402 }
403 return 0;
dde5845a 404
880d29f1
JS		 405 case HID_GLOBAL_ITEM_TAG_REPORT_ID:
406 parser->global.report_id = item_udata(item);
56085cec
KC		 407 if (parser->global.report_id == 0 ||
408 parser->global.report_id >= HID_MAX_IDS) {
409 hid_err(parser->device, "report_id %u is invalid\n",
410 parser->global.report_id);
dde5845a 411 return -1;
880d29f1
JS		 412 }
413 return 0;
414
415 default:
8c3d52fc 416 hid_err(parser->device, "unknown global tag 0x%x\n", item->tag);
880d29f1 417 return -1;
dde5845a
JK		 418 }
419}
420
421/*
422 * Process a local item.
423 */
424
425static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
426{
427 __u32 data;
428 unsigned n;
429
dde5845a
JK		 430 data = item_udata(item);
431
432 switch (item->tag) {
880d29f1
JS		 433 case HID_LOCAL_ITEM_TAG_DELIMITER:
434
435 if (data) {
436 /*
437 * We treat items before the first delimiter
438 * as global to all usage sets (branch 0).
439 * In the moment we process only these global
440 * items and the first delimiter set.
441 */
442 if (parser->local.delimiter_depth != 0) {
8c3d52fc 443 hid_err(parser->device, "nested delimiters\n");
880d29f1 444 return -1;
dde5845a 445 }
880d29f1
JS		 446 parser->local.delimiter_depth++;
447 parser->local.delimiter_branch++;
448 } else {
449 if (parser->local.delimiter_depth < 1) {
8c3d52fc 450 hid_err(parser->device, "bogus close delimiter\n");
880d29f1 451 return -1;
dde5845a 452 }
880d29f1
JS		 453 parser->local.delimiter_depth--;
454 }
455 return 1;
dde5845a 456
880d29f1 457 case HID_LOCAL_ITEM_TAG_USAGE:
dde5845a 458
880d29f1
JS		 459 if (parser->local.delimiter_branch > 1) {
460 dbg_hid("alternative usage ignored\n");
461 return 0;
462 }
dde5845a 463
880d29f1
JS		 464 if (item->size <= 2)
465 data = (parser->global.usage_page << 16) + data;
dde5845a 466
880d29f1 467 return hid_add_usage(parser, data);
dde5845a 468
880d29f1 469 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
dde5845a 470
880d29f1
JS		 471 if (parser->local.delimiter_branch > 1) {
472 dbg_hid("alternative usage ignored\n");
dde5845a 473 return 0;
880d29f1 474 }
dde5845a 475
880d29f1
JS		 476 if (item->size <= 2)
477 data = (parser->global.usage_page << 16) + data;
dde5845a 478
880d29f1
JS		 479 parser->local.usage_minimum = data;
480 return 0;
dde5845a 481
880d29f1 482 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
dde5845a 483
880d29f1
JS		 484 if (parser->local.delimiter_branch > 1) {
485 dbg_hid("alternative usage ignored\n");
dde5845a 486 return 0;
880d29f1 487 }
dde5845a 488
880d29f1
JS		 489 if (item->size <= 2)
490 data = (parser->global.usage_page << 16) + data;
dde5845a 491
880d29f1
JS		 492 for (n = parser->local.usage_minimum; n <= data; n++)
493 if (hid_add_usage(parser, n)) {
494 dbg_hid("hid_add_usage failed\n");
495 return -1;
496 }
497 return 0;
498
499 default:
500
501 dbg_hid("unknown local item tag 0x%x\n", item->tag);
502 return 0;
dde5845a
JK		 503 }
504 return 0;
505}
506
507/*
508 * Process a main item.
509 */
510
511static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
512{
513 __u32 data;
514 int ret;
515
516 data = item_udata(item);
517
518 switch (item->tag) {
880d29f1
JS		 519 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
520 ret = open_collection(parser, data & 0xff);
521 break;
522 case HID_MAIN_ITEM_TAG_END_COLLECTION:
523 ret = close_collection(parser);
524 break;
525 case HID_MAIN_ITEM_TAG_INPUT:
526 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
527 break;
528 case HID_MAIN_ITEM_TAG_OUTPUT:
529 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
530 break;
531 case HID_MAIN_ITEM_TAG_FEATURE:
532 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
533 break;
534 default:
8c3d52fc 535 hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
880d29f1 536 ret = 0;
dde5845a
JK		 537 }
538
539 memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */
540
541 return ret;
542}
543
544/*
545 * Process a reserved item.
546 */
547
548static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
549{
58037eb9 550 dbg_hid("reserved item type, tag 0x%x\n", item->tag);
dde5845a
JK		 551 return 0;
552}
553
554/*
555 * Free a report and all registered fields. The field->usage and
556 * field->value table's are allocated behind the field, so we need
557 * only to free(field) itself.
558 */
559
560static void hid_free_report(struct hid_report *report)
561{
562 unsigned n;
563
564 for (n = 0; n < report->maxfield; n++)
565 kfree(report->field[n]);
566 kfree(report);
567}
568
569/*
a7197c2e
HR		 570 * Close report. This function returns the device
571 * state to the point prior to hid_open_report().
dde5845a 572 */
a7197c2e 573static void hid_close_report(struct hid_device *device)
dde5845a 574{
85cdaf52 575 unsigned i, j;
dde5845a
JK		 576
577 for (i = 0; i < HID_REPORT_TYPES; i++) {
578 struct hid_report_enum *report_enum = device->report_enum + i;
579
56085cec 580 for (j = 0; j < HID_MAX_IDS; j++) {
dde5845a
JK		 581 struct hid_report *report = report_enum->report_id_hash[j];
582 if (report)
583 hid_free_report(report);
584 }
a7197c2e
HR		 585 memset(report_enum, 0, sizeof(*report_enum));
586 INIT_LIST_HEAD(&report_enum->report_list);
dde5845a
JK		 587 }
588
589 kfree(device->rdesc);
a7197c2e
HR		 590 device->rdesc = NULL;
591 device->rsize = 0;
592
767fe787 593 kfree(device->collection);
a7197c2e
HR		 594 device->collection = NULL;
595 device->collection_size = 0;
596 device->maxcollection = 0;
597 device->maxapplication = 0;
598
599 device->status &= ~HID_STAT_PARSED;
600}
601
602/*
603 * Free a device structure, all reports, and all fields.
604 */
605
606static void hid_device_release(struct device *dev)
607{
608 struct hid_device *hid = container_of(dev, struct hid_device, dev);
609
610 hid_close_report(hid);
611 kfree(hid->dev_rdesc);
612 kfree(hid);
dde5845a
JK		 613}
614
615/*
616 * Fetch a report description item from the data stream. We support long
617 * items, though they are not used yet.
618 */
619
620static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
621{
622 u8 b;
623
624 if ((end - start) <= 0)
625 return NULL;
626
627 b = *start++;
628
629 item->type = (b >> 2) & 3;
630 item->tag = (b >> 4) & 15;
631
632 if (item->tag == HID_ITEM_TAG_LONG) {
633
634 item->format = HID_ITEM_FORMAT_LONG;
635
636 if ((end - start) < 2)
637 return NULL;
638
639 item->size = *start++;
640 item->tag = *start++;
641
642 if ((end - start) < item->size)
643 return NULL;
644
645 item->data.longdata = start;
646 start += item->size;
647 return start;
648 }
649
650 item->format = HID_ITEM_FORMAT_SHORT;
651 item->size = b & 3;
652
653 switch (item->size) {
880d29f1
JS		 654 case 0:
655 return start;
dde5845a 656
880d29f1
JS		 657 case 1:
658 if ((end - start) < 1)
659 return NULL;
660 item->data.u8 = *start++;
661 return start;
662
663 case 2:
664 if ((end - start) < 2)
665 return NULL;
666 item->data.u16 = get_unaligned_le16(start);
667 start = (__u8 *)((__le16 *)start + 1);
668 return start;
669
670 case 3:
671 item->size++;
672 if ((end - start) < 4)
673 return NULL;
674 item->data.u32 = get_unaligned_le32(start);
675 start = (__u8 *)((__le32 *)start + 1);
676 return start;
dde5845a
JK		 677 }
678
679 return NULL;
680}
681
734c6609
HR		 682static void hid_scan_usage(struct hid_device *hid, u32 usage)
683{
4fa3a583
HR		 684 if (usage == HID_DG_CONTACTID)
685 hid->group = HID_GROUP_MULTITOUCH;
734c6609
HR		 686}
687
688/*
689 * Scan a report descriptor before the device is added to the bus.
690 * Sets device groups and other properties that determine what driver
691 * to load.
692 */
693static int hid_scan_report(struct hid_device *hid)
694{
695 unsigned int page = 0, delim = 0;
696 __u8 *start = hid->dev_rdesc;
697 __u8 *end = start + hid->dev_rsize;
698 unsigned int u, u_min = 0, u_max = 0;
699 struct hid_item item;
700
701 hid->group = HID_GROUP_GENERIC;
702 while ((start = fetch_item(start, end, &item)) != NULL) {
703 if (item.format != HID_ITEM_FORMAT_SHORT)
704 return -EINVAL;
705 if (item.type == HID_ITEM_TYPE_GLOBAL) {
706 if (item.tag == HID_GLOBAL_ITEM_TAG_USAGE_PAGE)
707 page = item_udata(&item) << 16;
708 } else if (item.type == HID_ITEM_TYPE_LOCAL) {
709 if (delim > 1)
710 break;
711 u = item_udata(&item);
712 if (item.size <= 2)
713 u += page;
714 switch (item.tag) {
715 case HID_LOCAL_ITEM_TAG_DELIMITER:
716 delim += !!u;
717 break;
718 case HID_LOCAL_ITEM_TAG_USAGE:
719 hid_scan_usage(hid, u);
720 break;
721 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
722 u_min = u;
723 break;
724 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
725 u_max = u;
726 for (u = u_min; u <= u_max; u++)
727 hid_scan_usage(hid, u);
728 break;
729 }
83499b52
AH		 730 } else if (page == HID_UP_SENSOR &&
731 item.type == HID_ITEM_TYPE_MAIN &&
732 item.tag == HID_MAIN_ITEM_TAG_BEGIN_COLLECTION &&
6399f335 733 (item_udata(&item) & 0xff) == HID_COLLECTION_PHYSICAL)
83499b52 734 hid->group = HID_GROUP_SENSOR_HUB;
734c6609
HR		 735 }
736
737 return 0;
738}
739
85cdaf52
JS		 740/**
741 * hid_parse_report - parse device report
742 *
743 * @device: hid device
744 * @start: report start
745 * @size: report size
746 *
a7197c2e
HR		 747 * Allocate the device report as read by the bus driver. This function should
748 * only be called from parse() in ll drivers.
749 */
750int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
751{
752 hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
753 if (!hid->dev_rdesc)
754 return -ENOMEM;
755 hid->dev_rsize = size;
756 return 0;
757}
758EXPORT_SYMBOL_GPL(hid_parse_report);
759
791abfbe
KC		 760static const char * const hid_report_names[] = {
761 "HID_INPUT_REPORT",
762 "HID_OUTPUT_REPORT",
763 "HID_FEATURE_REPORT",
764};
765/**
766 * hid_validate_values - validate existing device report's value indexes
767 *
768 * @device: hid device
769 * @type: which report type to examine
770 * @id: which report ID to examine (0 for first)
771 * @field_index: which report field to examine
772 * @report_counts: expected number of values
773 *
774 * Validate the number of values in a given field of a given report, after
775 * parsing.
776 */
777struct hid_report *hid_validate_values(struct hid_device *hid,
778 unsigned int type, unsigned int id,
779 unsigned int field_index,
780 unsigned int report_counts)
781{
782 struct hid_report *report;
783
784 if (type > HID_FEATURE_REPORT) {
785 hid_err(hid, "invalid HID report type %u\n", type);
786 return NULL;
787 }
788
789 if (id >= HID_MAX_IDS) {
790 hid_err(hid, "invalid HID report id %u\n", id);
791 return NULL;
792 }
793
794 /*
795 * Explicitly not using hid_get_report() here since it depends on
796 * ->numbered being checked, which may not always be the case when
797 * drivers go to access report values.
798 */
9f125af2
KC		 799 if (id == 0) {
800 /*
801 * Validating on id 0 means we should examine the first
802 * report in the list.
803 */
804 report = list_entry(
805 hid->report_enum[type].report_list.next,
806 struct hid_report, list);
807 } else {
808 report = hid->report_enum[type].report_id_hash[id];
809 }
791abfbe
KC		 810 if (!report) {
811 hid_err(hid, "missing %s %u\n", hid_report_names[type], id);
812 return NULL;
813 }
814 if (report->maxfield <= field_index) {
815 hid_err(hid, "not enough fields in %s %u\n",
816 hid_report_names[type], id);
817 return NULL;
818 }
819 if (report->field[field_index]->report_count < report_counts) {
820 hid_err(hid, "not enough values in %s %u field %u\n",
821 hid_report_names[type], id, field_index);
822 return NULL;
823 }
824 return report;
825}
826EXPORT_SYMBOL_GPL(hid_validate_values);
827
a7197c2e
HR		 828/**
829 * hid_open_report - open a driver-specific device report
830 *
831 * @device: hid device
832 *
dde5845a
JK		 833 * Parse a report description into a hid_device structure. Reports are
834 * enumerated, fields are attached to these reports.
85cdaf52 835 * 0 returned on success, otherwise nonzero error value.
a7197c2e
HR		 836 *
837 * This function (or the equivalent hid_parse() macro) should only be
838 * called from probe() in drivers, before starting the device.
dde5845a 839 */
a7197c2e 840int hid_open_report(struct hid_device *device)
dde5845a 841{
dde5845a
JK		 842 struct hid_parser *parser;
843 struct hid_item item;
a7197c2e
HR		 844 unsigned int size;
845 __u8 *start;
86e6b77e 846 __u8 *buf;
dde5845a 847 __u8 *end;
85cdaf52 848 int ret;
dde5845a
JK		 849 static int (*dispatch_type[])(struct hid_parser *parser,
850 struct hid_item *item) = {
851 hid_parser_main,
852 hid_parser_global,
853 hid_parser_local,
854 hid_parser_reserved
855 };
856
a7197c2e
HR		 857 if (WARN_ON(device->status & HID_STAT_PARSED))
858 return -EBUSY;
859
860 start = device->dev_rdesc;
861 if (WARN_ON(!start))
862 return -ENODEV;
863 size = device->dev_rsize;
864
86e6b77e
KD		 865 buf = kmemdup(start, size, GFP_KERNEL);
866 if (buf == NULL)
867 return -ENOMEM;
868
c500c971 869 if (device->driver->report_fixup)
86e6b77e
KD		 870 start = device->driver->report_fixup(device, buf, &size);
871 else
872 start = buf;
c500c971 873
86e6b77e
KD		 874 start = kmemdup(start, size, GFP_KERNEL);
875 kfree(buf);
876 if (start == NULL)
85cdaf52 877 return -ENOMEM;
86e6b77e
KD		 878
879 device->rdesc = start;
dde5845a
JK		 880 device->rsize = size;
881
fe258020 882 parser = vzalloc(sizeof(struct hid_parser));
85cdaf52
JS		 883 if (!parser) {
884 ret = -ENOMEM;
885 goto err;
dde5845a 886 }
85cdaf52 887
dde5845a
JK		 888 parser->device = device;
889
890 end = start + size;
a7197c2e
HR		 891
892 device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
893 sizeof(struct hid_collection), GFP_KERNEL);
894 if (!device->collection) {
895 ret = -ENOMEM;
896 goto err;
897 }
898 device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
899
85cdaf52 900 ret = -EINVAL;
dde5845a
JK		 901 while ((start = fetch_item(start, end, &item)) != NULL) {
902
903 if (item.format != HID_ITEM_FORMAT_SHORT) {
8c3d52fc 904 hid_err(device, "unexpected long global item\n");
85cdaf52 905 goto err;
dde5845a
JK		 906 }
907
908 if (dispatch_type[item.type](parser, &item)) {
8c3d52fc 909 hid_err(device, "item %u %u %u %u parsing failed\n",
4291ee30
JP		 910 item.format, (unsigned)item.size,
911 (unsigned)item.type, (unsigned)item.tag);
85cdaf52 912 goto err;
dde5845a
JK		 913 }
914
915 if (start == end) {
916 if (parser->collection_stack_ptr) {
8c3d52fc 917 hid_err(device, "unbalanced collection at end of report description\n");
85cdaf52 918 goto err;
dde5845a
JK		 919 }
920 if (parser->local.delimiter_depth) {
8c3d52fc 921 hid_err(device, "unbalanced delimiter at end of report description\n");
85cdaf52 922 goto err;
dde5845a 923 }
47a80edb 924 vfree(parser);
a7197c2e 925 device->status |= HID_STAT_PARSED;
85cdaf52 926 return 0;
dde5845a
JK		 927 }
928 }
929
8c3d52fc 930 hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
85cdaf52 931err:
47a80edb 932 vfree(parser);
a7197c2e 933 hid_close_report(device);
85cdaf52 934 return ret;
dde5845a 935}
a7197c2e 936EXPORT_SYMBOL_GPL(hid_open_report);
dde5845a
JK		 937
938/*
939 * Convert a signed n-bit integer to signed 32-bit integer. Common
940 * cases are done through the compiler, the screwed things has to be
941 * done by hand.
942 */
943
944static s32 snto32(__u32 value, unsigned n)
945{
946 switch (n) {
880d29f1
JS		 947 case 8: return ((__s8)value);
948 case 16: return ((__s16)value);
949 case 32: return ((__s32)value);
dde5845a
JK		 950 }
951 return value & (1 << (n - 1)) ? value | (-1 << n) : value;
952}
953
77463838
BT		 954s32 hid_snto32(__u32 value, unsigned n)
955{
956 return snto32(value, n);
957}
958EXPORT_SYMBOL_GPL(hid_snto32);
959
dde5845a
JK		 960/*
961 * Convert a signed 32-bit integer to a signed n-bit integer.
962 */
963
964static u32 s32ton(__s32 value, unsigned n)
965{
966 s32 a = value >> (n - 1);
967 if (a && a != -1)
968 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
969 return value & ((1 << n) - 1);
970}
971
972/*
973 * Extract/implement a data field from/to a little endian report (bit array).
974 *
975 * Code sort-of follows HID spec:
976 * http://www.usb.org/developers/devclass_docs/HID1_11.pdf
977 *
978 * While the USB HID spec allows unlimited length bit fields in "report
979 * descriptors", most devices never use more than 16 bits.
980 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
981 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
982 */
983
16ee4cc8
JP		 984static __u32 extract(const struct hid_device *hid, __u8 *report,
985 unsigned offset, unsigned n)
dde5845a
JK		 986{
987 u64 x;
988
c4124c9b 989 if (n > 32)
4291ee30
JP		 990 hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n",
991 n, current->comm);
dde5845a
JK		 992
993 report += offset >> 3; /* adjust byte index */
229695e5 994 offset &= 7; /* now only need bit offset into one byte */
c105068f 995 x = get_unaligned_le64(report);
229695e5 996 x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */
dde5845a
JK		 997 return (u32) x;
998}
999
1000/*
1001 * "implement" : set bits in a little endian bit stream.
1002 * Same concepts as "extract" (see comments above).
1003 * The data mangled in the bit stream remains in little endian
1004 * order the whole time. It make more sense to talk about
1005 * endianness of register values by considering a register
1006 * a "cached" copy of the little endiad bit stream.
1007 */
16ee4cc8
JP		 1008static void implement(const struct hid_device *hid, __u8 *report,
1009 unsigned offset, unsigned n, __u32 value)
dde5845a 1010{
6f0168d2 1011 u64 x;
dde5845a
JK		 1012 u64 m = (1ULL << n) - 1;
1013
c4124c9b 1014 if (n > 32)
4291ee30
JP		 1015 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
1016 __func__, n, current->comm);
dde5845a 1017
c4124c9b 1018 if (value > m)
4291ee30
JP		 1019 hid_warn(hid, "%s() called with too large value %d! (%s)\n",
1020 __func__, value, current->comm);
dde5845a
JK		 1021 WARN_ON(value > m);
1022 value &= m;
1023
1024 report += offset >> 3;
1025 offset &= 7;
1026
6f0168d2
HH		 1027 x = get_unaligned_le64(report);
1028 x &= ~(m << offset);
1029 x |= ((u64)value) << offset;
1030 put_unaligned_le64(x, report);
dde5845a
JK		 1031}
1032
1033/*
1034 * Search an array for a value.
1035 */
1036
16ee4cc8 1037static int search(__s32 *array, __s32 value, unsigned n)
dde5845a
JK		 1038{
1039 while (n--) {
1040 if (*array++ == value)
1041 return 0;
1042 }
1043 return -1;
1044}
1045
85cdaf52
JS		 1046/**
1047 * hid_match_report - check if driver's raw_event should be called
1048 *
1049 * @hid: hid device
1050 * @report_type: type to match against
1051 *
1052 * compare hid->driver->report_table->report_type to report->type
1053 */
1054static int hid_match_report(struct hid_device *hid, struct hid_report *report)
dde5845a 1055{
85cdaf52
JS		 1056 const struct hid_report_id *id = hid->driver->report_table;
1057
1058 if (!id) /* NULL means all */
1059 return 1;
1060
1061 for (; id->report_type != HID_TERMINATOR; id++)
1062 if (id->report_type == HID_ANY_ID ||
1063 id->report_type == report->type)
1064 return 1;
1065 return 0;
1066}
1067
1068/**
1069 * hid_match_usage - check if driver's event should be called
1070 *
1071 * @hid: hid device
1072 * @usage: usage to match against
1073 *
1074 * compare hid->driver->usage_table->usage_{type,code} to
1075 * usage->usage_{type,code}
1076 */
1077static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
1078{
1079 const struct hid_usage_id *id = hid->driver->usage_table;
1080
1081 if (!id) /* NULL means all */
1082 return 1;
1083
1084 for (; id->usage_type != HID_ANY_ID - 1; id++)
1085 if ((id->usage_hid == HID_ANY_ID ||
1086 id->usage_hid == usage->hid) &&
1087 (id->usage_type == HID_ANY_ID ||
1088 id->usage_type == usage->type) &&
1089 (id->usage_code == HID_ANY_ID ||
1090 id->usage_code == usage->code))
1091 return 1;
1092 return 0;
1093}
1094
1095static void hid_process_event(struct hid_device *hid, struct hid_field *field,
1096 struct hid_usage *usage, __s32 value, int interrupt)
1097{
1098 struct hid_driver *hdrv = hid->driver;
1099 int ret;
1100
9bfc8da0
HR		 1101 if (!list_empty(&hid->debug_list))
1102 hid_dump_input(hid, usage, value);
85cdaf52
JS		 1103
1104 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
1105 ret = hdrv->event(hid, field, usage, value);
1106 if (ret != 0) {
1107 if (ret < 0)
8c3d52fc 1108 hid_err(hid, "%s's event failed with %d\n",
85cdaf52
JS		 1109 hdrv->name, ret);
1110 return;
1111 }
1112 }
1113
dde5845a
JK		 1114 if (hid->claimed & HID_CLAIMED_INPUT)
1115 hidinput_hid_event(hid, field, usage, value);
aa938f79
JK		 1116 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
1117 hid->hiddev_hid_event(hid, field, usage, value);
dde5845a
JK		 1118}
1119
1120/*
1121 * Analyse a received field, and fetch the data from it. The field
1122 * content is stored for next report processing (we do differential
1123 * reporting to the layer).
1124 */
1125
abdff0f7
AB		 1126static void hid_input_field(struct hid_device *hid, struct hid_field *field,
1127 __u8 *data, int interrupt)
dde5845a
JK		 1128{
1129 unsigned n;
1130 unsigned count = field->report_count;
1131 unsigned offset = field->report_offset;
1132 unsigned size = field->report_size;
1133 __s32 min = field->logical_minimum;
1134 __s32 max = field->logical_maximum;
1135 __s32 *value;
1136
a3789a17
JP		 1137 value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
1138 if (!value)
dde5845a
JK		 1139 return;
1140
1141 for (n = 0; n < count; n++) {
1142
4291ee30
JP		 1143 value[n] = min < 0 ?
1144 snto32(extract(hid, data, offset + n * size, size),
1145 size) :
1146 extract(hid, data, offset + n * size, size);
dde5845a 1147
4291ee30
JP		 1148 /* Ignore report if ErrorRollOver */
1149 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
1150 value[n] >= min && value[n] <= max &&
1151 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
1152 goto exit;
dde5845a
JK		 1153 }
1154
1155 for (n = 0; n < count; n++) {
1156
1157 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
1158 hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
1159 continue;
1160 }
1161
1162 if (field->value[n] >= min && field->value[n] <= max
1163 && field->usage[field->value[n] - min].hid
1164 && search(value, field->value[n], count))
1165 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
1166
1167 if (value[n] >= min && value[n] <= max
1168 && field->usage[value[n] - min].hid
1169 && search(field->value, value[n], count))
1170 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1171 }
1172
1173 memcpy(field->value, value, count * sizeof(__s32));
1174exit:
1175 kfree(value);
1176}
dde5845a
JK		 1177
1178/*
1179 * Output the field into the report.
1180 */
1181
4291ee30
JP		 1182static void hid_output_field(const struct hid_device *hid,
1183 struct hid_field *field, __u8 *data)
dde5845a
JK		 1184{
1185 unsigned count = field->report_count;
1186 unsigned offset = field->report_offset;
1187 unsigned size = field->report_size;
1188 unsigned n;
1189
1190 for (n = 0; n < count; n++) {
1191 if (field->logical_minimum < 0) /* signed values */
4291ee30
JP		 1192 implement(hid, data, offset + n * size, size,
1193 s32ton(field->value[n], size));
dde5845a 1194 else /* unsigned values */
4291ee30
JP		 1195 implement(hid, data, offset + n * size, size,
1196 field->value[n]);
dde5845a
JK		 1197 }
1198}
1199
1200/*
b2b6cada
JK		 1201 * Create a report. 'data' has to be allocated using
1202 * hid_alloc_report_buf() so that it has proper size.
dde5845a
JK		 1203 */
1204
229695e5 1205void hid_output_report(struct hid_report *report, __u8 *data)
dde5845a
JK		 1206{
1207 unsigned n;
1208
1209 if (report->id > 0)
1210 *data++ = report->id;
1211
75c28df8 1212 memset(data, 0, ((report->size - 1) >> 3) + 1);
dde5845a 1213 for (n = 0; n < report->maxfield; n++)
4291ee30 1214 hid_output_field(report->device, report->field[n], data);
dde5845a 1215}
229695e5 1216EXPORT_SYMBOL_GPL(hid_output_report);
dde5845a 1217
b2b6cada
JK		 1218/*
1219 * Allocator for buffer that is going to be passed to hid_output_report()
1220 */
1221u8 *hid_alloc_report_buf(struct hid_report *report, gfp_t flags)
1222{
1223 /*
1224 * 7 extra bytes are necessary to achieve proper functionality
1225 * of implement() working on 8 byte chunks
1226 */
1227
1228 int len = ((report->size - 1) >> 3) + 1 + (report->id > 0) + 7;
1229
1230 return kmalloc(len, flags);
1231}
1232EXPORT_SYMBOL_GPL(hid_alloc_report_buf);
1233
dde5845a
JK		 1234/*
1235 * Set a field value. The report this field belongs to has to be
1236 * created and transferred to the device, to set this value in the
1237 * device.
1238 */
1239
1240int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1241{
8bb7aace
KC		 1242 unsigned size;
1243
1244 if (!field)
1245 return -1;
1246
1247 size = field->report_size;
dde5845a 1248
cd667ce2 1249 hid_dump_input(field->report->device, field->usage + offset, value);
dde5845a
JK		 1250
1251 if (offset >= field->report_count) {
8c3d52fc
JK		 1252 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1253 offset, field->report_count);
dde5845a
JK		 1254 return -1;
1255 }
1256 if (field->logical_minimum < 0) {
1257 if (value != snto32(s32ton(value, size), size)) {
8c3d52fc 1258 hid_err(field->report->device, "value %d is out of range\n", value);
dde5845a
JK		 1259 return -1;
1260 }
1261 }
1262 field->value[offset] = value;
1263 return 0;
1264}
229695e5 1265EXPORT_SYMBOL_GPL(hid_set_field);
dde5845a 1266
85cdaf52
JS		 1267static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1268 const u8 *data)
aa8de2f0 1269{
aa8de2f0 1270 struct hid_report *report;
85cdaf52 1271 unsigned int n = 0; /* Normally report number is 0 */
aa8de2f0 1272
85cdaf52
JS		 1273 /* Device uses numbered reports, data[0] is report number */
1274 if (report_enum->numbered)
1275 n = *data;
aa8de2f0 1276
85cdaf52
JS		 1277 report = report_enum->report_id_hash[n];
1278 if (report == NULL)
1279 dbg_hid("undefined report_id %u received\n", n);
aa8de2f0 1280
85cdaf52
JS		 1281 return report;
1282}
aa8de2f0 1283
b6787242 1284int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
85cdaf52
JS		 1285 int interrupt)
1286{
1287 struct hid_report_enum *report_enum = hid->report_enum + type;
1288 struct hid_report *report;
6d85d037 1289 struct hid_driver *hdrv;
85cdaf52
JS		 1290 unsigned int a;
1291 int rsize, csize = size;
1292 u8 *cdata = data;
b6787242 1293 int ret = 0;
aa8de2f0 1294
85cdaf52
JS		 1295 report = hid_get_report(report_enum, data);
1296 if (!report)
b6787242 1297 goto out;
aa8de2f0 1298
85cdaf52
JS		 1299 if (report_enum->numbered) {
1300 cdata++;
1301 csize--;
aa8de2f0
JK		 1302 }
1303
1304 rsize = ((report->size - 1) >> 3) + 1;
1305
966922f2
AV		 1306 if (rsize > HID_MAX_BUFFER_SIZE)
1307 rsize = HID_MAX_BUFFER_SIZE;
1308
85cdaf52
JS		 1309 if (csize < rsize) {
1310 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1311 csize, rsize);
1312 memset(cdata + csize, 0, rsize - csize);
aa8de2f0
JK		 1313 }
1314
1315 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1316 hid->hiddev_report_event(hid, report);
b6787242
JK		 1317 if (hid->claimed & HID_CLAIMED_HIDRAW) {
1318 ret = hidraw_report_event(hid, data, size);
1319 if (ret)
1320 goto out;
1321 }
aa8de2f0 1322
ae5c98a4 1323 if (hid->claimed != HID_CLAIMED_HIDRAW && report->maxfield) {
b94e3c94
MC		 1324 for (a = 0; a < report->maxfield; a++)
1325 hid_input_field(hid, report->field[a], cdata, interrupt);
6d85d037
BT		 1326 hdrv = hid->driver;
1327 if (hdrv && hdrv->report)
1328 hdrv->report(hid, report);
b94e3c94 1329 }
aa8de2f0
JK		 1330
1331 if (hid->claimed & HID_CLAIMED_INPUT)
1332 hidinput_report_event(hid, report);
b6787242
JK		 1333out:
1334 return ret;
85cdaf52
JS		 1335}
1336EXPORT_SYMBOL_GPL(hid_report_raw_event);
1337
1338/**
1339 * hid_input_report - report data from lower layer (usb, bt...)
1340 *
1341 * @hid: hid device
1342 * @type: HID report type (HID_*_REPORT)
1343 * @data: report contents
1344 * @size: size of data parameter
ff9b00a2 1345 * @interrupt: distinguish between interrupt and control transfers
85cdaf52
JS		 1346 *
1347 * This is data entry for lower layers.
1348 */
1349int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1350{
76c317d6
JL		 1351 struct hid_report_enum *report_enum;
1352 struct hid_driver *hdrv;
85cdaf52 1353 struct hid_report *report;
45dc1ac7 1354 int ret = 0;
85cdaf52 1355
4ea54542 1356 if (!hid)
85cdaf52 1357 return -ENODEV;
4ea54542 1358
c849a614 1359 if (down_trylock(&hid->driver_input_lock))
4ea54542
DH		 1360 return -EBUSY;
1361
1362 if (!hid->driver) {
1363 ret = -ENODEV;
1364 goto unlock;
1365 }
76c317d6
JL		 1366 report_enum = hid->report_enum + type;
1367 hdrv = hid->driver;
85cdaf52
JS		 1368
1369 if (!size) {
1370 dbg_hid("empty report\n");
4ea54542
DH		 1371 ret = -1;
1372 goto unlock;
85cdaf52
JS		 1373 }
1374
b94e3c94 1375 /* Avoid unnecessary overhead if debugfs is disabled */
a5f04b9d
BT		 1376 if (!list_empty(&hid->debug_list))
1377 hid_dump_report(hid, type, data, size);
85cdaf52 1378
1caea61e
JK		 1379 report = hid_get_report(report_enum, data);
1380
4ea54542
DH		 1381 if (!report) {
1382 ret = -1;
1383 goto unlock;
1384 }
85cdaf52
JS		 1385
1386 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1387 ret = hdrv->raw_event(hid, report, data, size);
4ea54542
DH		 1388 if (ret != 0) {
1389 ret = ret < 0 ? ret : 0;
1390 goto unlock;
1391 }
85cdaf52
JS		 1392 }
1393
b6787242 1394 ret = hid_report_raw_event(hid, type, data, size, interrupt);
aa8de2f0 1395
4ea54542 1396unlock:
c849a614 1397 up(&hid->driver_input_lock);
45dc1ac7 1398 return ret;
aa8de2f0
JK		 1399}
1400EXPORT_SYMBOL_GPL(hid_input_report);
1401
0f37cd03
JK		 1402static bool hid_match_one_id(struct hid_device *hdev,
1403 const struct hid_device_id *id)
1404{
7431fb76 1405 return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) &&
4d53b801 1406 (id->group == HID_GROUP_ANY || id->group == hdev->group) &&
0f37cd03
JK		 1407 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1408 (id->product == HID_ANY_ID || id->product == hdev->product);
1409}
1410
bbc21cfd 1411const struct hid_device_id *hid_match_id(struct hid_device *hdev,
0f37cd03
JK		 1412 const struct hid_device_id *id)
1413{
1414 for (; id->bus; id++)
1415 if (hid_match_one_id(hdev, id))
1416 return id;
1417
1418 return NULL;
1419}
1420
1421static const struct hid_device_id hid_hiddev_list[] = {
c0bd6a42
RH		 1422 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1423 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
0f37cd03
JK		 1424 { }
1425};
1426
1427static bool hid_hiddev(struct hid_device *hdev)
1428{
1429 return !!hid_match_id(hdev, hid_hiddev_list);
1430}
1431
6d3bfb74
AO		 1432
1433static ssize_t
1434read_report_descriptor(struct file *filp, struct kobject *kobj,
1435 struct bin_attribute *attr,
1436 char *buf, loff_t off, size_t count)
1437{
1438 struct device *dev = container_of(kobj, struct device, kobj);
1439 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1440
1441 if (off >= hdev->rsize)
1442 return 0;
1443
1444 if (off + count > hdev->rsize)
1445 count = hdev->rsize - off;
1446
1447 memcpy(buf, hdev->rdesc + off, count);
1448
1449 return count;
1450}
1451
1452static struct bin_attribute dev_bin_attr_report_desc = {
1453 .attr = { .name = "report_descriptor", .mode = 0444 },
1454 .read = read_report_descriptor,
1455 .size = HID_MAX_DESCRIPTOR_SIZE,
1456};
1457
93c10132
JS		 1458int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1459{
1460 static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1461 "Joystick", "Gamepad", "Keyboard", "Keypad",
1462 "Multi-Axis Controller"
1463 };
1464 const char *type, *bus;
51bf4d0d 1465 char buf[64] = "";
93c10132
JS		 1466 unsigned int i;
1467 int len;
6d3bfb74 1468 int ret;
93c10132 1469
b5e5a37e
BN		 1470 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1471 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
3a343ee4
DM		 1472 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1473 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
93c10132
JS		 1474 if (hdev->bus != BUS_USB)
1475 connect_mask &= ~HID_CONNECT_HIDDEV;
0f37cd03
JK		 1476 if (hid_hiddev(hdev))
1477 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
93c10132
JS		 1478
1479 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1480 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1481 hdev->claimed |= HID_CLAIMED_INPUT;
b77c3920 1482
93c10132
JS		 1483 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1484 !hdev->hiddev_connect(hdev,
1485 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1486 hdev->claimed |= HID_CLAIMED_HIDDEV;
1487 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1488 hdev->claimed |= HID_CLAIMED_HIDRAW;
1489
4bc19f62
DH		 1490 /* Drivers with the ->raw_event callback set are not required to connect
1491 * to any other listener. */
1492 if (!hdev->claimed && !hdev->driver->raw_event) {
1493 hid_err(hdev, "device has no listeners, quitting\n");
93c10132
JS		 1494 return -ENODEV;
1495 }
1496
1497 if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1498 (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1499 hdev->ff_init(hdev);
1500
1501 len = 0;
1502 if (hdev->claimed & HID_CLAIMED_INPUT)
1503 len += sprintf(buf + len, "input");
1504 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1505 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1506 hdev->minor);
1507 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1508 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1509 ((struct hidraw *)hdev->hidraw)->minor);
1510
1511 type = "Device";
1512 for (i = 0; i < hdev->maxcollection; i++) {
1513 struct hid_collection *col = &hdev->collection[i];
1514 if (col->type == HID_COLLECTION_APPLICATION &&
1515 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1516 (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1517 type = types[col->usage & 0xffff];
1518 break;
1519 }
1520 }
1521
1522 switch (hdev->bus) {
1523 case BUS_USB:
1524 bus = "USB";
1525 break;
1526 case BUS_BLUETOOTH:
1527 bus = "BLUETOOTH";
1528 break;
1529 default:
1530 bus = "<UNKNOWN>";
1531 }
1532
6d3bfb74
AO		 1533 ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1534 if (ret)
1535 hid_warn(hdev,
1536 "can't create sysfs report descriptor attribute err: %d\n", ret);
1537
4291ee30
JP		 1538 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1539 buf, bus, hdev->version >> 8, hdev->version & 0xff,
1540 type, hdev->name, hdev->phys);
93c10132
JS		 1541
1542 return 0;
1543}
1544EXPORT_SYMBOL_GPL(hid_connect);
1545
c4c259bc
JK		 1546void hid_disconnect(struct hid_device *hdev)
1547{
6d3bfb74 1548 device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
c4c259bc
JK		 1549 if (hdev->claimed & HID_CLAIMED_INPUT)
1550 hidinput_disconnect(hdev);
1551 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1552 hdev->hiddev_disconnect(hdev);
1553 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1554 hidraw_disconnect(hdev);
1555}
1556EXPORT_SYMBOL_GPL(hid_disconnect);
1557
00315e4f
JK		 1558/*
1559 * A list of devices for which there is a specialized driver on HID bus.
1560 *
1561 * Please note that for multitouch devices (driven by hid-multitouch driver),
1562 * there is a proper autodetection and autoloading in place (based on presence
1563 * of HID_DG_CONTACTID), so those devices don't need to be added to this list,
1564 * as we are doing the right thing in hid_scan_usage().
83499b52
AH		 1565 *
1566 * Autodetection for (USB) HID sensor hubs exists too. If a collection of type
1567 * physical is found inside a usage page of type sensor, hid-sensor-hub will be
1568 * used as a driver. See hid_scan_report().
00315e4f 1569 */
ce06b9d6 1570static const struct hid_device_id hid_have_special_driver[] = {
14a21cd4
JS		 1571 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1572 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
b7e1b203 1573 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
c0dbcc33 1574 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
bb4522d3 1575 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0xf705) },
8c19a515 1576 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
128537ce 1577 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
a462230e 1578 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
8c19a515
JS		 1579 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1580 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1581 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1582 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1583 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1584 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1585 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1586 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1587 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1588 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1589 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
fef3f571
RF		 1590 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1591 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1592 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
8c19a515
JS		 1593 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1594 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1595 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1596 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1597 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1598 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
9a4a5574
BT		 1599 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL) },
1600 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL2) },
1601 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL3) },
1602 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1603 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL5) },
ee8a1a0a
JS		 1604 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1605 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1606 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
8c19a515
JS		 1607 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1608 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1609 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1610 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1611 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1612 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
a96d6ef3
HR		 1613 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1614 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1615 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 1616 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1617 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1618 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1619 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1620 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1621 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 1622 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1623 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1624 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 1625 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1626 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1627 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4a4c8799
DB		 1628 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1629 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1630 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
f6f554f0
JK		 1631 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1632 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1633 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
b3aec7b6
JK		 1634 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1635 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1636 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b2e6ad7d
RB		 1637 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
1638 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
1639 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
8d80da90
DH		 1640 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
1641 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
1642 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
391c2e14
DT		 1643 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
1644 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
1645 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
23aeb61e
CSW		 1646 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1647 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1648 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
f9af7b9e 1649 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) },
ad734bc1 1650 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
8c19a515
JS		 1651 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1652 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
212da74d 1653 { HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
b5635b12 1654 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
bf280628 1655 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
c3dc66de 1656 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
3b239cd7 1657 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1ce31b25 1658 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
fcfacfd3 1659 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
b9e4b1e0 1660 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
3596bb92 1661 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
2d8767bb 1662 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_AK1D) },
3a370ca1 1663 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
0f221320
JS		 1664 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1665 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
e8d0eab4 1666 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
76c9d8fe 1667 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) },
0f221320 1668 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
3f866fbd 1669 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
e05eefb9 1670 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
64b386ea 1671 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
04561c5a 1672 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1f243e30 1673 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
5181e594 1674 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
578f3a35 1675 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
5181e594 1676 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
42859e0b 1677 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
949f8fef 1678 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1e093206 1679 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
c2fd1a4e 1680 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
d946e65e 1681 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
ff9bf5a2 1682 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK_ALT, USB_DEVICE_ID_HOLTEK_ALT_KEYBOARD) },
aaca9cc0 1683 { HID_USB_DEVICE(USB_VENDOR_ID_JESS2, USB_DEVICE_ID_JESS2_COLOR_RUMBLE_PAD) },
4ddfe028 1684 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ION, USB_DEVICE_ID_ICADE) },
fdf93aa3 1685 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
177900e8 1686 { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
79422741 1687 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
22ca20b2
NK		 1688 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
1689 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
a0dd9ca4 1690 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2) },
22ca20b2 1691 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
b5635b12 1692 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
75b07022 1693 { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
aad932e7
AF		 1694#if IS_ENABLED(CONFIG_HID_LENOVO_TPKBD)
1695 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
1696#endif
5f22a799
JS		 1697 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1698 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1699 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1700 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
5844c1cd 1701 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_HARMONY_PS3) },
5f22a799
JS		 1702 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1703 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1704 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
5f22a799
JS		 1705 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1706 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
5f22a799
JS		 1707 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
1708 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
2c6118e4 1709 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
606bd0a8
JS		 1710 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1711 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
1712 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
fd30ea8c 1713 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
606bd0a8 1714 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
74f292ca 1715 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
606bd0a8
JS		 1716 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1717 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
82a645a3 1718 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL) },
5623a24a 1719 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
e00ddc9b 1720 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
243b706d 1721 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
fdc6807f 1722 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
0944e964 1723#if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
534a7b8e
NLC		 1724 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1725 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
0944e964 1726#endif
32c88cbc 1727 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
606bd0a8 1728 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
24985cf6
JK		 1729 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1730 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
236db47c
BP		 1731 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1732 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
b580169a 1733 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
78a849a6
JS		 1734 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1735 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
89759e20 1736 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP) },
78a849a6
JS		 1737 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1738 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
f3b83d71 1739 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
78a849a6 1740 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
3b8006e5 1741 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
94011f93 1742 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
6e32819e 1743 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1744 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1745 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1746 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1747 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
1748 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
1749 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
1750 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
1751 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
1752 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
1753 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
1754 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
1755 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
1756 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
1757 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
1758 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
1759 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
1760 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
270fdc07 1761 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
cd9ec30d 1762 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
1e762532 1763 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
f6a04605 1764 { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
ca9bbdcc 1765#if IS_ENABLED(CONFIG_HID_ROCCAT)
e68cc603 1766 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
d41c2a70 1767 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
4370a0d5
SA		 1768 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKUFX) },
1769 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
47dbdbff 1770 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
8936aa31 1771 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE) },
a873420a 1772 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPURE_OPTICAL) },
4370a0d5 1773 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEXTD) },
0e70f97f 1774 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
4424f616 1775 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_LUA) },
cb7cf3da 1776 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
3fce2246 1777 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
6a2a6390 1778 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_SAVU) },
ca9bbdcc 1779#endif
1e93674a 1780 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
980a3da6 1781 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
b355850b 1782 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
a7a6904f
FB		 1783 { HID_USB_DEVICE(USB_VENDOR_ID_SIS2_TOUCH, USB_DEVICE_ID_SIS9200_TOUCH) },
1784 { HID_USB_DEVICE(USB_VENDOR_ID_SIS2_TOUCH, USB_DEVICE_ID_SIS817_TOUCH) },
d586dca0 1785 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
5844c1cd 1786 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_BDREMOTE) },
bd28ce00 1787 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
35dca5b4 1788 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
f9ce7c28 1789 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
cc6e0bbb 1790 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
c1e0ac19 1791 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) },
75dbb953 1792 { HID_USB_DEVICE(USB_VENDOR_ID_STEELSERIES, USB_DEVICE_ID_STEELSERIES_SRWS1) },
90231e7e 1793 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
30ba2fbd 1794 { HID_USB_DEVICE(USB_VENDOR_ID_THINGM, USB_DEVICE_ID_BLINK1) },
daedb3d6
AH		 1795 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
1796 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
7a84b133
RAG		 1797 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
1798 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
daedb3d6 1799 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
3ee8f0a2 1800 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
daedb3d6 1801 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
d65c3768 1802 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
740363fb 1803 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
44ea35c1 1804 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
f14f526d 1805 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
54001081 1806 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
711a680e 1807 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
41fa9230 1808 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
f8a489cc
NK		 1809 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
1810 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
1811 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
6be914f1 1812 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
d1257081 1813 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) },
eb4e426a 1814 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) },
fac733f0 1815 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
42fc04e5 1816 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
ad395cca 1817 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
1bcc2067
SY		 1818 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
1819 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
1820 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
ca2dcd40 1821 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
78761ff9 1822 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
72a46344 1823 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
00e7f964 1824 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
4fdc18d1 1825 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
a786e83c 1826 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
72a46344 1827 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
8f1acc32 1828 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
d2ee4dd9 1829 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
74bc6953 1830 { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
daedb3d6
AH		 1831 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
1832 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
a9885c8f 1833 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
8c19a515 1834
78a849a6 1835 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
02fb72a0 1836 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
a33042fa 1837 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE2) },
85cdaf52
JS		 1838 { }
1839};
1840
3a6f82f7
JS		 1841struct hid_dynid {
1842 struct list_head list;
1843 struct hid_device_id id;
1844};
1845
1846/**
1847 * store_new_id - add a new HID device ID to this driver and re-probe devices
1848 * @driver: target device driver
1849 * @buf: buffer for scanning device ID data
1850 * @count: input size
1851 *
1852 * Adds a new dynamic hid device ID to this driver,
1853 * and causes the driver to probe for all devices again.
1854 */
1855static ssize_t store_new_id(struct device_driver *drv, const char *buf,
1856 size_t count)
1857{
1858 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1859 struct hid_dynid *dynid;
1860 __u32 bus, vendor, product;
1861 unsigned long driver_data = 0;
1862 int ret;
1863
1864 ret = sscanf(buf, "%x %x %x %lx",
1865 &bus, &vendor, &product, &driver_data);
1866 if (ret < 3)
1867 return -EINVAL;
1868
1869 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
1870 if (!dynid)
1871 return -ENOMEM;
1872
1873 dynid->id.bus = bus;
4d53b801 1874 dynid->id.group = HID_GROUP_ANY;
3a6f82f7
JS		 1875 dynid->id.vendor = vendor;
1876 dynid->id.product = product;
1877 dynid->id.driver_data = driver_data;
1878
1879 spin_lock(&hdrv->dyn_lock);
1880 list_add_tail(&dynid->list, &hdrv->dyn_list);
1881 spin_unlock(&hdrv->dyn_lock);
1882
cef9bc56 1883 ret = driver_attach(&hdrv->driver);
3a6f82f7
JS		 1884
1885 return ret ? : count;
1886}
1887static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
1888
1889static void hid_free_dynids(struct hid_driver *hdrv)
1890{
1891 struct hid_dynid *dynid, *n;
1892
1893 spin_lock(&hdrv->dyn_lock);
1894 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
1895 list_del(&dynid->list);
1896 kfree(dynid);
1897 }
1898 spin_unlock(&hdrv->dyn_lock);
1899}
1900
1901static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
1902 struct hid_driver *hdrv)
1903{
1904 struct hid_dynid *dynid;
1905
1906 spin_lock(&hdrv->dyn_lock);
1907 list_for_each_entry(dynid, &hdrv->dyn_list, list) {
1908 if (hid_match_one_id(hdev, &dynid->id)) {
1909 spin_unlock(&hdrv->dyn_lock);
1910 return &dynid->id;
1911 }
1912 }
1913 spin_unlock(&hdrv->dyn_lock);
1914
1915 return hid_match_id(hdev, hdrv->id_table);
1916}
1917
85cdaf52
JS		 1918static int hid_bus_match(struct device *dev, struct device_driver *drv)
1919{
1920 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1921 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1922
070748ed 1923 return hid_match_device(hdev, hdrv) != NULL;
85cdaf52
JS		 1924}
1925
1926static int hid_device_probe(struct device *dev)
1927{
1928 struct hid_driver *hdrv = container_of(dev->driver,
1929 struct hid_driver, driver);
1930 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1931 const struct hid_device_id *id;
1932 int ret = 0;
1933
4ea54542
DH		 1934 if (down_interruptible(&hdev->driver_lock))
1935 return -EINTR;
c849a614
AR		 1936 if (down_interruptible(&hdev->driver_input_lock)) {
1937 ret = -EINTR;
1938 goto unlock_driver_lock;
1939 }
1940 hdev->io_started = false;
4ea54542 1941
85cdaf52 1942 if (!hdev->driver) {
3a6f82f7 1943 id = hid_match_device(hdev, hdrv);
ba623a77 1944 if (id == NULL) {
4fa3a583
HR		 1945 ret = -ENODEV;
1946 goto unlock;
ba623a77 1947 }
85cdaf52 1948
c500c971
JS		 1949 hdev->driver = hdrv;
1950 if (hdrv->probe) {
1951 ret = hdrv->probe(hdev, id);
1952 } else { /* default probe */
a7197c2e 1953 ret = hid_open_report(hdev);
c500c971 1954 if (!ret)
93c10132 1955 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
85cdaf52 1956 }
a7197c2e
HR		 1957 if (ret) {
1958 hid_close_report(hdev);
c500c971 1959 hdev->driver = NULL;
a7197c2e 1960 }
85cdaf52 1961 }
ba623a77 1962unlock:
c849a614
AR		 1963 if (!hdev->io_started)
1964 up(&hdev->driver_input_lock);
1965unlock_driver_lock:
4ea54542 1966 up(&hdev->driver_lock);
85cdaf52
JS		 1967 return ret;
1968}
1969
1970static int hid_device_remove(struct device *dev)
1971{
1972 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
4ea54542 1973 struct hid_driver *hdrv;
c849a614 1974 int ret = 0;
4ea54542
DH		 1975
1976 if (down_interruptible(&hdev->driver_lock))
1977 return -EINTR;
c849a614
AR		 1978 if (down_interruptible(&hdev->driver_input_lock)) {
1979 ret = -EINTR;
1980 goto unlock_driver_lock;
1981 }
1982 hdev->io_started = false;
85cdaf52 1983
4ea54542 1984 hdrv = hdev->driver;
85cdaf52
JS		 1985 if (hdrv) {
1986 if (hdrv->remove)
1987 hdrv->remove(hdev);
c500c971
JS		 1988 else /* default remove */
1989 hid_hw_stop(hdev);
a7197c2e 1990 hid_close_report(hdev);
85cdaf52
JS		 1991 hdev->driver = NULL;
1992 }
1993
c849a614
AR		 1994 if (!hdev->io_started)
1995 up(&hdev->driver_input_lock);
1996unlock_driver_lock:
4ea54542 1997 up(&hdev->driver_lock);
c849a614 1998 return ret;
85cdaf52
JS		 1999}
2000
4d53b801
HR		 2001static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
2002 char *buf)
2003{
2004 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
2005 int len;
2006
2007 len = snprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
2008 hdev->bus, hdev->group, hdev->vendor, hdev->product);
2009
2010 return (len >= PAGE_SIZE) ? (PAGE_SIZE - 1) : len;
2011}
2012
2013static struct device_attribute hid_dev_attrs[] = {
2014 __ATTR_RO(modalias),
2015 __ATTR_NULL,
2016};
2017
85cdaf52
JS		 2018static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
2019{
2020 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
2021
2022 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
2023 hdev->bus, hdev->vendor, hdev->product))
2024 return -ENOMEM;
2025
2026 if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
2027 return -ENOMEM;
2028
2029 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
2030 return -ENOMEM;
2031
2032 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
2033 return -ENOMEM;
2034
4d53b801
HR		 2035 if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
2036 hdev->bus, hdev->group, hdev->vendor, hdev->product))
85cdaf52
JS		 2037 return -ENOMEM;
2038
2039 return 0;
2040}
2041
2042static struct bus_type hid_bus_type = {
2043 .name = "hid",
4d53b801 2044 .dev_attrs = hid_dev_attrs,
85cdaf52
JS		 2045 .match = hid_bus_match,
2046 .probe = hid_device_probe,
2047 .remove = hid_device_remove,
2048 .uevent = hid_uevent,
2049};
2050
bae7eb33 2051/* a list of devices that shouldn't be handled by HID core at all */
d458a9df
JS		 2052static const struct hid_device_id hid_ignore_list[] = {
2053 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
2054 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
2055 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
2056 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
2057 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
2058 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
2059 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
2060 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
2061 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
2062 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
2063 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
2064 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
77f720b7
SC		 2065 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
2066 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
62a56582 2067 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
11030183 2068 { HID_USB_DEVICE(USB_VENDOR_ID_AXENTIA, USB_DEVICE_ID_AXENTIA_FM_RADIO) },
d458a9df
JS		 2069 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
2070 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
2071 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
2072 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
2073 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
2074 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
5f6108cf 2075 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
d458a9df
JS		 2076 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
2077 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
73bc7d31 2078 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
789aaa2e 2079 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) },
d458a9df 2080 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
70c66567 2081 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
df506f2c 2082 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
b1807719 2083 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
d458a9df 2084 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
d458a9df
JS		 2085 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
2086 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30) },
2087 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30) },
2088 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT) },
2089 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT) },
2090 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT) },
2091 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT) },
2092 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT) },
2093 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL) },
2094 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
2095 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
2096 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
2097 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
2098 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
2099 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
8e2ce73e 2100 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_RADIOSHARK) },
d458a9df
JS		 2101 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
2102 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
2103 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
2104 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
2105 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
2106 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
2107 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
2108 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
2109 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
2110 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
2111 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
2112 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
2113 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
2114 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
2115 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
2116 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
2117 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
2118 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
2119 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
2120 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
2121 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
2122 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
2123 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
2124 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
2125 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
2126 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
2127 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
2128 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
2129 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
2130 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
2131 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
2132 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
2133 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
2134 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
2135 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
2136 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
2137 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
2138 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
2139 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
2140 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
2141 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
2142 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
2143 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
2144 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
2145 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
2146 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
2147 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
2148 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
c91c21c5 2149 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
d458a9df 2150 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
eb8141cc 2151 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
d458a9df 2152 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
ce97cac8 2153 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
d458a9df 2154 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
ce97cac8 2155 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
d458a9df 2156 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
ce97cac8
MH		 2157 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
2158 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
2159 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
2160 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
2161 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
2162 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
d458a9df
JS		 2163 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
2164 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
2165 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
ce97cac8
MH		 2166 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
2167 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
2168 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
d458a9df
JS		 2169 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
2170 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
ce97cac8 2171 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
d458a9df
JS		 2172 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
2173 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
2174 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
2175 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
2176 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
ce97cac8
MH		 2177 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
2178 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
2179 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
2180 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
2181 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
2182 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
2183 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
3ffb62cb 2184 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) },
d458a9df
JS		 2185 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
2186 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
d458a9df
JS		 2187 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
2188 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
2189 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
2190 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
2191 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
2192 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
2193 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
2194 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
2195 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
2196 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
2197 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
2198 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
2199 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
2200 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
2201 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
2202 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
2203 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
4cfae3e8 2204 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
35cfd1d9 2205 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
8491ee10
JS		 2206#if defined(CONFIG_MOUSE_SYNAPTICS_USB) || defined(CONFIG_MOUSE_SYNAPTICS_USB_MODULE)
2207 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
2208 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
2209 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
2210 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
2211 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
2212 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
2213 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
2214 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
2215#endif
d458a9df
JS		 2216 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
2217 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
2218 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
2219 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
2220 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
2221 { HID_USB_DEVICE(USB_VENDOR_ID_WACOM, HID_ANY_ID) },
2222 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) },
2223 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
2224 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
2225 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
2226 { }
2227};
2228
b4d8e473
JS		 2229/**
2230 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2231 *
2232 * There are composite devices for which we want to ignore only a certain
2233 * interface. This is a list of devices for which only the mouse interface will
2234 * be ignored. This allows a dedicated driver to take care of the interface.
2235 */
2236static const struct hid_device_id hid_mouse_ignore_list[] = {
2237 /* appletouch driver */
2238 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2239 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2240 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2241 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2242 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2243 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2244 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2245 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2246 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2247 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2248 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2249 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2250 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2251 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2252 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2253 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2254 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2255 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2256 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2257 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
ac26fca3
JK		 2258 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2259 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2260 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 2261 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2262 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2263 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2264 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2265 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2266 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 2267 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2268 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2269 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 2270 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2271 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2272 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4b086910
JK		 2273 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2274 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2275 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2276 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2277 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2278 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b2e6ad7d
RB		 2279 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
2280 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
2281 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
8d80da90
DH		 2282 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI) },
2283 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO) },
2284 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS) },
391c2e14
DT		 2285 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI) },
2286 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO) },
2287 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS) },
b4d8e473
JS		 2288 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2289 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2290 { }
2291};
2292
4529eefa 2293bool hid_ignore(struct hid_device *hdev)
d458a9df 2294{
4529eefa
LS		 2295 if (hdev->quirks & HID_QUIRK_NO_IGNORE)
2296 return false;
2297 if (hdev->quirks & HID_QUIRK_IGNORE)
2298 return true;
2299
d458a9df
JS		 2300 switch (hdev->vendor) {
2301 case USB_VENDOR_ID_CODEMERCS:
2302 /* ignore all Code Mercenaries IOWarrior devices */
2303 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2304 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2305 return true;
2306 break;
2307 case USB_VENDOR_ID_LOGITECH:
2308 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2309 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2310 return true;
65dd3b69
HV		 2311 /*
2312 * The Keene FM transmitter USB device has the same USB ID as
2313 * the Logitech AudioHub Speaker, but it should ignore the hid.
2314 * Check if the name is that of the Keene device.
2315 * For reference: the name of the AudioHub is
2316 * "HOLTEK AudioHub Speaker".
2317 */
2318 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2319 !strcmp(hdev->name, "HOLTEK B-LINK USB Audio "))
2320 return true;
d458a9df 2321 break;
31f7fd79
JW		 2322 case USB_VENDOR_ID_SOUNDGRAPH:
2323 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2324 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2325 return true;
2326 break;
bba5394a
XW		 2327 case USB_VENDOR_ID_HANWANG:
2328 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2329 hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2330 return true;
2331 break;
6dc1418e
TS		 2332 case USB_VENDOR_ID_JESS:
2333 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2334 hdev->type == HID_TYPE_USBNONE)
2335 return true;
729b814a 2336 break;
30b6b7d8
IA		 2337 case USB_VENDOR_ID_VELLEMAN:
2338 /* These are not HID devices. They are handled by comedi. */
2339 if ((hdev->product >= USB_DEVICE_ID_VELLEMAN_K8055_FIRST &&
2340 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8055_LAST) ||
2341 (hdev->product >= USB_DEVICE_ID_VELLEMAN_K8061_FIRST &&
2342 hdev->product <= USB_DEVICE_ID_VELLEMAN_K8061_LAST))
2343 return true;
2344 break;
5b4617d8
AK		 2345 case USB_VENDOR_ID_ATMEL_V_USB:
2346 /* Masterkit MA901 usb radio based on Atmel tiny85 chip and
2347 * it has the same USB ID as many Atmel V-USB devices. This
2348 * usb radio is handled by radio-ma901.c driver so we want
2349 * ignore the hid. Check the name, bus, product and ignore
2350 * if we have MA901 usb radio.
2351 */
2352 if (hdev->product == USB_DEVICE_ID_ATMEL_V_USB &&
2353 hdev->bus == BUS_USB &&
2354 strncmp(hdev->name, "www.masterkit.ru MA901", 22) == 0)
2355 return true;
2356 break;
d458a9df
JS		 2357 }
2358
b4d8e473
JS		 2359 if (hdev->type == HID_TYPE_USBMOUSE &&
2360 hid_match_id(hdev, hid_mouse_ignore_list))
2361 return true;
2362
d458a9df
JS		 2363 return !!hid_match_id(hdev, hid_ignore_list);
2364}
4529eefa 2365EXPORT_SYMBOL_GPL(hid_ignore);
d458a9df 2366
85cdaf52
JS		 2367int hid_add_device(struct hid_device *hdev)
2368{
2369 static atomic_t id = ATOMIC_INIT(0);
2370 int ret;
2371
2372 if (WARN_ON(hdev->status & HID_STAT_ADDED))
2373 return -EBUSY;
2374
d458a9df
JS		 2375 /* we need to kill them here, otherwise they will stay allocated to
2376 * wait for coming driver */
4529eefa 2377 if (hid_ignore(hdev))
d458a9df
JS		 2378 return -ENODEV;
2379
a7197c2e
HR		 2380 /*
2381 * Read the device report descriptor once and use as template
2382 * for the driver-specific modifications.
2383 */
2384 ret = hdev->ll_driver->parse(hdev);
2385 if (ret)
2386 return ret;
2387 if (!hdev->dev_rdesc)
2388 return -ENODEV;
2389
734c6609
HR		 2390 /*
2391 * Scan generic devices for group information
2392 */
2393 if (hid_ignore_special_drivers ||
2394 !hid_match_id(hdev, hid_have_special_driver)) {
2395 ret = hid_scan_report(hdev);
2396 if (ret)
2397 hid_warn(hdev, "bad device descriptor (%d)\n", ret);
2398 }
2399
6bbe586f
KS		 2400 /* XXX hack, any other cleaner solution after the driver core
2401 * is converted to allow more than 20 bytes as the device name? */
2402 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2403 hdev->vendor, hdev->product, atomic_inc_return(&id));
85cdaf52 2404
4da361b6 2405 hid_debug_register(hdev, dev_name(&hdev->dev));
85cdaf52
JS		 2406 ret = device_add(&hdev->dev);
2407 if (!ret)
2408 hdev->status |= HID_STAT_ADDED;
4da361b6
BP		 2409 else
2410 hid_debug_unregister(hdev);
a635f9dd 2411
85cdaf52
JS		 2412 return ret;
2413}
2414EXPORT_SYMBOL_GPL(hid_add_device);
2415
2416/**
2417 * hid_allocate_device - allocate new hid device descriptor
2418 *
2419 * Allocate and initialize hid device, so that hid_destroy_device might be
2420 * used to free it.
2421 *
2422 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2423 * error value.
2424 */
2425struct hid_device *hid_allocate_device(void)
2426{
2427 struct hid_device *hdev;
85cdaf52
JS		 2428 int ret = -ENOMEM;
2429
2430 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2431 if (hdev == NULL)
2432 return ERR_PTR(ret);
2433
2434 device_initialize(&hdev->dev);
2435 hdev->dev.release = hid_device_release;
2436 hdev->dev.bus = &hid_bus_type;
2437
a7197c2e 2438 hid_close_report(hdev);
85cdaf52 2439
cd667ce2
JK		 2440 init_waitqueue_head(&hdev->debug_wait);
2441 INIT_LIST_HEAD(&hdev->debug_list);
1deb9d34 2442 spin_lock_init(&hdev->debug_list_lock);
4ea54542 2443 sema_init(&hdev->driver_lock, 1);
c849a614 2444 sema_init(&hdev->driver_input_lock, 1);
cd667ce2 2445
85cdaf52 2446 return hdev;
85cdaf52
JS		 2447}
2448EXPORT_SYMBOL_GPL(hid_allocate_device);
2449
2450static void hid_remove_device(struct hid_device *hdev)
2451{
2452 if (hdev->status & HID_STAT_ADDED) {
2453 device_del(&hdev->dev);
a635f9dd 2454 hid_debug_unregister(hdev);
85cdaf52
JS		 2455 hdev->status &= ~HID_STAT_ADDED;
2456 }
a7197c2e
HR		 2457 kfree(hdev->dev_rdesc);
2458 hdev->dev_rdesc = NULL;
2459 hdev->dev_rsize = 0;
85cdaf52
JS		 2460}
2461
2462/**
2463 * hid_destroy_device - free previously allocated device
2464 *
2465 * @hdev: hid device
2466 *
2467 * If you allocate hid_device through hid_allocate_device, you should ever
2468 * free by this function.
2469 */
2470void hid_destroy_device(struct hid_device *hdev)
2471{
2472 hid_remove_device(hdev);
2473 put_device(&hdev->dev);
2474}
2475EXPORT_SYMBOL_GPL(hid_destroy_device);
2476
2477int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2478 const char *mod_name)
2479{
3a6f82f7
JS		 2480 int ret;
2481
85cdaf52
JS		 2482 hdrv->driver.name = hdrv->name;
2483 hdrv->driver.bus = &hid_bus_type;
2484 hdrv->driver.owner = owner;
2485 hdrv->driver.mod_name = mod_name;
2486
3a6f82f7
JS		 2487 INIT_LIST_HEAD(&hdrv->dyn_list);
2488 spin_lock_init(&hdrv->dyn_lock);
2489
2490 ret = driver_register(&hdrv->driver);
2491 if (ret)
2492 return ret;
2493
2494 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2495 if (ret)
2496 driver_unregister(&hdrv->driver);
2497
2498 return ret;
85cdaf52
JS		 2499}
2500EXPORT_SYMBOL_GPL(__hid_register_driver);
2501
2502void hid_unregister_driver(struct hid_driver *hdrv)
2503{
3a6f82f7 2504 driver_remove_file(&hdrv->driver, &driver_attr_new_id);
85cdaf52 2505 driver_unregister(&hdrv->driver);
3a6f82f7 2506 hid_free_dynids(hdrv);
85cdaf52
JS		 2507}
2508EXPORT_SYMBOL_GPL(hid_unregister_driver);
2509
0361a28d
ON		 2510int hid_check_keys_pressed(struct hid_device *hid)
2511{
2512 struct hid_input *hidinput;
2513 int i;
2514
e5288eb5
JK		 2515 if (!(hid->claimed & HID_CLAIMED_INPUT))
2516 return 0;
2517
0361a28d
ON		 2518 list_for_each_entry(hidinput, &hid->inputs, list) {
2519 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2520 if (hidinput->input->key[i])
2521 return 1;
2522 }
2523
2524 return 0;
2525}
2526
2527EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2528
86166b7b
JK		 2529static int __init hid_init(void)
2530{
85cdaf52
JS		 2531 int ret;
2532
a635f9dd 2533 if (hid_debug)
4291ee30
JP		 2534 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2535 "debugfs is now used for inspecting the device (report descriptor, reports)\n");
a635f9dd 2536
85cdaf52
JS		 2537 ret = bus_register(&hid_bus_type);
2538 if (ret) {
4291ee30 2539 pr_err("can't register hid bus\n");
85cdaf52
JS		 2540 goto err;
2541 }
2542
2543 ret = hidraw_init();
2544 if (ret)
2545 goto err_bus;
2546
a635f9dd
JK		 2547 hid_debug_init();
2548
85cdaf52
JS		 2549 return 0;
2550err_bus:
2551 bus_unregister(&hid_bus_type);
2552err:
2553 return ret;
86166b7b
JK		 2554}
2555
2556static void __exit hid_exit(void)
2557{
a635f9dd 2558 hid_debug_exit();
86166b7b 2559 hidraw_exit();
85cdaf52 2560 bus_unregister(&hid_bus_type);
86166b7b
JK		 2561}
2562
2563module_init(hid_init);
2564module_exit(hid_exit);
2565
88adb72b
JK		 2566MODULE_AUTHOR("Andreas Gal");
2567MODULE_AUTHOR("Vojtech Pavlik");
2568MODULE_AUTHOR("Jiri Kosina");
aa938f79
JK		 2569MODULE_LICENSE(DRIVER_LICENSE);
2570
kernel source for telekom puls (alcatel/mediatek)