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HID: Allow bus wildcard matching
[linux-2.6-block.git] / drivers / hid / hid-core.c
CommitLineData
dde5845a 1/*
229695e5 2 * HID support for Linux
dde5845a
JK		 3 *
4 * Copyright (c) 1999 Andreas Gal
5 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
6 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
6b1968d5 7 * Copyright (c) 2006-2012 Jiri Kosina
dde5845a
JK		 8 */
9
10/*
11 * This program is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License as published by the Free
13 * Software Foundation; either version 2 of the License, or (at your option)
14 * any later version.
15 */
16
4291ee30
JP		 17#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
18
dde5845a
JK		 19#include <linux/module.h>
20#include <linux/slab.h>
21#include <linux/init.h>
22#include <linux/kernel.h>
dde5845a
JK		 23#include <linux/list.h>
24#include <linux/mm.h>
dde5845a
JK		 25#include <linux/spinlock.h>
26#include <asm/unaligned.h>
27#include <asm/byteorder.h>
28#include <linux/input.h>
29#include <linux/wait.h>
47a80edb 30#include <linux/vmalloc.h>
c4124c9b 31#include <linux/sched.h>
4ea54542 32#include <linux/semaphore.h>
dde5845a 33
dde5845a
JK		 34#include <linux/hid.h>
35#include <linux/hiddev.h>
c080d89a 36#include <linux/hid-debug.h>
86166b7b 37#include <linux/hidraw.h>
dde5845a 38
5f22a799
JS		 39#include "hid-ids.h"
40
dde5845a
JK		 41/*
42 * Version Information
43 */
44
53149801 45#define DRIVER_DESC "HID core driver"
dde5845a
JK		 46#define DRIVER_LICENSE "GPL"
47
58037eb9 48int hid_debug = 0;
377e10fb 49module_param_named(debug, hid_debug, int, 0600);
cd667ce2 50MODULE_PARM_DESC(debug, "toggle HID debugging messages");
58037eb9 51EXPORT_SYMBOL_GPL(hid_debug);
58037eb9 52
6b1968d5
JK		 53static int hid_ignore_special_drivers = 0;
54module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600);
55MODULE_PARM_DESC(debug, "Ignore any special drivers and handle all devices by generic driver");
56
dde5845a
JK		 57/*
58 * Register a new report for a device.
59 */
60
90a006ab 61struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
dde5845a
JK		 62{
63 struct hid_report_enum *report_enum = device->report_enum + type;
64 struct hid_report *report;
65
66 if (report_enum->report_id_hash[id])
67 return report_enum->report_id_hash[id];
68
a3789a17
JP		 69 report = kzalloc(sizeof(struct hid_report), GFP_KERNEL);
70 if (!report)
dde5845a
JK		 71 return NULL;
72
73 if (id != 0)
74 report_enum->numbered = 1;
75
76 report->id = id;
77 report->type = type;
78 report->size = 0;
79 report->device = device;
80 report_enum->report_id_hash[id] = report;
81
82 list_add_tail(&report->list, &report_enum->report_list);
83
84 return report;
85}
90a006ab 86EXPORT_SYMBOL_GPL(hid_register_report);
dde5845a
JK		 87
88/*
89 * Register a new field for this report.
90 */
91
92static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
93{
94 struct hid_field *field;
95
96 if (report->maxfield == HID_MAX_FIELDS) {
8c3d52fc 97 hid_err(report->device, "too many fields in report\n");
dde5845a
JK		 98 return NULL;
99 }
100
a3789a17
JP		 101 field = kzalloc((sizeof(struct hid_field) +
102 usages * sizeof(struct hid_usage) +
103 values * sizeof(unsigned)), GFP_KERNEL);
104 if (!field)
105 return NULL;
dde5845a
JK		 106
107 field->index = report->maxfield++;
108 report->field[field->index] = field;
109 field->usage = (struct hid_usage *)(field + 1);
282bfd4c 110 field->value = (s32 *)(field->usage + usages);
dde5845a
JK		 111 field->report = report;
112
113 return field;
114}
115
116/*
117 * Open a collection. The type/usage is pushed on the stack.
118 */
119
120static int open_collection(struct hid_parser *parser, unsigned type)
121{
122 struct hid_collection *collection;
123 unsigned usage;
124
125 usage = parser->local.usage[0];
126
127 if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
8c3d52fc 128 hid_err(parser->device, "collection stack overflow\n");
dde5845a
JK		 129 return -1;
130 }
131
132 if (parser->device->maxcollection == parser->device->collection_size) {
133 collection = kmalloc(sizeof(struct hid_collection) *
134 parser->device->collection_size * 2, GFP_KERNEL);
135 if (collection == NULL) {
8c3d52fc 136 hid_err(parser->device, "failed to reallocate collection array\n");
dde5845a
JK		 137 return -1;
138 }
139 memcpy(collection, parser->device->collection,
140 sizeof(struct hid_collection) *
141 parser->device->collection_size);
142 memset(collection + parser->device->collection_size, 0,
143 sizeof(struct hid_collection) *
144 parser->device->collection_size);
145 kfree(parser->device->collection);
146 parser->device->collection = collection;
147 parser->device->collection_size *= 2;
148 }
149
150 parser->collection_stack[parser->collection_stack_ptr++] =
151 parser->device->maxcollection;
152
153 collection = parser->device->collection +
154 parser->device->maxcollection++;
155 collection->type = type;
156 collection->usage = usage;
157 collection->level = parser->collection_stack_ptr - 1;
158
159 if (type == HID_COLLECTION_APPLICATION)
160 parser->device->maxapplication++;
161
162 return 0;
163}
164
165/*
166 * Close a collection.
167 */
168
169static int close_collection(struct hid_parser *parser)
170{
171 if (!parser->collection_stack_ptr) {
8c3d52fc 172 hid_err(parser->device, "collection stack underflow\n");
dde5845a
JK		 173 return -1;
174 }
175 parser->collection_stack_ptr--;
176 return 0;
177}
178
179/*
180 * Climb up the stack, search for the specified collection type
181 * and return the usage.
182 */
183
184static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
185{
504499f2 186 struct hid_collection *collection = parser->device->collection;
dde5845a 187 int n;
504499f2
JP		 188
189 for (n = parser->collection_stack_ptr - 1; n >= 0; n--) {
190 unsigned index = parser->collection_stack[n];
191 if (collection[index].type == type)
192 return collection[index].usage;
193 }
dde5845a
JK		 194 return 0; /* we know nothing about this usage type */
195}
196
197/*
198 * Add a usage to the temporary parser table.
199 */
200
201static int hid_add_usage(struct hid_parser *parser, unsigned usage)
202{
203 if (parser->local.usage_index >= HID_MAX_USAGES) {
8c3d52fc 204 hid_err(parser->device, "usage index exceeded\n");
dde5845a
JK		 205 return -1;
206 }
207 parser->local.usage[parser->local.usage_index] = usage;
208 parser->local.collection_index[parser->local.usage_index] =
209 parser->collection_stack_ptr ?
210 parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
211 parser->local.usage_index++;
212 return 0;
213}
214
215/*
216 * Register a new field for this report.
217 */
218
219static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
220{
221 struct hid_report *report;
222 struct hid_field *field;
223 int usages;
224 unsigned offset;
225 int i;
226
a3789a17
JP		 227 report = hid_register_report(parser->device, report_type, parser->global.report_id);
228 if (!report) {
8c3d52fc 229 hid_err(parser->device, "hid_register_report failed\n");
dde5845a
JK		 230 return -1;
231 }
232
233 if (parser->global.logical_maximum < parser->global.logical_minimum) {
8c3d52fc
JK		 234 hid_err(parser->device, "logical range invalid %d %d\n",
235 parser->global.logical_minimum, parser->global.logical_maximum);
dde5845a
JK		 236 return -1;
237 }
238
239 offset = report->size;
240 report->size += parser->global.report_size * parser->global.report_count;
241
242 if (!parser->local.usage_index) /* Ignore padding fields */
243 return 0;
244
245 usages = max_t(int, parser->local.usage_index, parser->global.report_count);
246
a3789a17
JP		 247 field = hid_register_field(report, usages, parser->global.report_count);
248 if (!field)
dde5845a
JK		 249 return 0;
250
251 field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
252 field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
253 field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
254
255 for (i = 0; i < usages; i++) {
256 int j = i;
257 /* Duplicate the last usage we parsed if we have excess values */
258 if (i >= parser->local.usage_index)
259 j = parser->local.usage_index - 1;
260 field->usage[i].hid = parser->local.usage[j];
261 field->usage[i].collection_index =
262 parser->local.collection_index[j];
263 }
264
265 field->maxusage = usages;
266 field->flags = flags;
267 field->report_offset = offset;
268 field->report_type = report_type;
269 field->report_size = parser->global.report_size;
270 field->report_count = parser->global.report_count;
271 field->logical_minimum = parser->global.logical_minimum;
272 field->logical_maximum = parser->global.logical_maximum;
273 field->physical_minimum = parser->global.physical_minimum;
274 field->physical_maximum = parser->global.physical_maximum;
275 field->unit_exponent = parser->global.unit_exponent;
276 field->unit = parser->global.unit;
277
278 return 0;
279}
280
281/*
282 * Read data value from item.
283 */
284
285static u32 item_udata(struct hid_item *item)
286{
287 switch (item->size) {
880d29f1
JS		 288 case 1: return item->data.u8;
289 case 2: return item->data.u16;
290 case 4: return item->data.u32;
dde5845a
JK		 291 }
292 return 0;
293}
294
295static s32 item_sdata(struct hid_item *item)
296{
297 switch (item->size) {
880d29f1
JS		 298 case 1: return item->data.s8;
299 case 2: return item->data.s16;
300 case 4: return item->data.s32;
dde5845a
JK		 301 }
302 return 0;
303}
304
305/*
306 * Process a global item.
307 */
308
309static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
310{
311 switch (item->tag) {
880d29f1 312 case HID_GLOBAL_ITEM_TAG_PUSH:
dde5845a 313
880d29f1 314 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
8c3d52fc 315 hid_err(parser->device, "global environment stack overflow\n");
880d29f1
JS		 316 return -1;
317 }
dde5845a 318
880d29f1
JS		 319 memcpy(parser->global_stack + parser->global_stack_ptr++,
320 &parser->global, sizeof(struct hid_global));
321 return 0;
dde5845a 322
880d29f1 323 case HID_GLOBAL_ITEM_TAG_POP:
dde5845a 324
880d29f1 325 if (!parser->global_stack_ptr) {
8c3d52fc 326 hid_err(parser->device, "global environment stack underflow\n");
880d29f1
JS		 327 return -1;
328 }
dde5845a 329
880d29f1
JS		 330 memcpy(&parser->global, parser->global_stack +
331 --parser->global_stack_ptr, sizeof(struct hid_global));
332 return 0;
dde5845a 333
880d29f1
JS		 334 case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
335 parser->global.usage_page = item_udata(item);
336 return 0;
dde5845a 337
880d29f1
JS		 338 case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
339 parser->global.logical_minimum = item_sdata(item);
340 return 0;
dde5845a 341
880d29f1
JS		 342 case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
343 if (parser->global.logical_minimum < 0)
344 parser->global.logical_maximum = item_sdata(item);
345 else
346 parser->global.logical_maximum = item_udata(item);
347 return 0;
dde5845a 348
880d29f1
JS		 349 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
350 parser->global.physical_minimum = item_sdata(item);
351 return 0;
dde5845a 352
880d29f1
JS		 353 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
354 if (parser->global.physical_minimum < 0)
355 parser->global.physical_maximum = item_sdata(item);
356 else
357 parser->global.physical_maximum = item_udata(item);
358 return 0;
dde5845a 359
880d29f1
JS		 360 case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
361 parser->global.unit_exponent = item_sdata(item);
362 return 0;
dde5845a 363
880d29f1
JS		 364 case HID_GLOBAL_ITEM_TAG_UNIT:
365 parser->global.unit = item_udata(item);
366 return 0;
dde5845a 367
880d29f1
JS		 368 case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
369 parser->global.report_size = item_udata(item);
e46e927b 370 if (parser->global.report_size > 96) {
8c3d52fc 371 hid_err(parser->device, "invalid report_size %d\n",
880d29f1
JS		 372 parser->global.report_size);
373 return -1;
374 }
375 return 0;
dde5845a 376
880d29f1
JS		 377 case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
378 parser->global.report_count = item_udata(item);
379 if (parser->global.report_count > HID_MAX_USAGES) {
8c3d52fc 380 hid_err(parser->device, "invalid report_count %d\n",
880d29f1
JS		 381 parser->global.report_count);
382 return -1;
383 }
384 return 0;
dde5845a 385
880d29f1
JS		 386 case HID_GLOBAL_ITEM_TAG_REPORT_ID:
387 parser->global.report_id = item_udata(item);
388 if (parser->global.report_id == 0) {
8c3d52fc 389 hid_err(parser->device, "report_id 0 is invalid\n");
dde5845a 390 return -1;
880d29f1
JS		 391 }
392 return 0;
393
394 default:
8c3d52fc 395 hid_err(parser->device, "unknown global tag 0x%x\n", item->tag);
880d29f1 396 return -1;
dde5845a
JK		 397 }
398}
399
400/*
401 * Process a local item.
402 */
403
404static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
405{
406 __u32 data;
407 unsigned n;
408
dde5845a
JK		 409 data = item_udata(item);
410
411 switch (item->tag) {
880d29f1
JS		 412 case HID_LOCAL_ITEM_TAG_DELIMITER:
413
414 if (data) {
415 /*
416 * We treat items before the first delimiter
417 * as global to all usage sets (branch 0).
418 * In the moment we process only these global
419 * items and the first delimiter set.
420 */
421 if (parser->local.delimiter_depth != 0) {
8c3d52fc 422 hid_err(parser->device, "nested delimiters\n");
880d29f1 423 return -1;
dde5845a 424 }
880d29f1
JS		 425 parser->local.delimiter_depth++;
426 parser->local.delimiter_branch++;
427 } else {
428 if (parser->local.delimiter_depth < 1) {
8c3d52fc 429 hid_err(parser->device, "bogus close delimiter\n");
880d29f1 430 return -1;
dde5845a 431 }
880d29f1
JS		 432 parser->local.delimiter_depth--;
433 }
434 return 1;
dde5845a 435
880d29f1 436 case HID_LOCAL_ITEM_TAG_USAGE:
dde5845a 437
880d29f1
JS		 438 if (parser->local.delimiter_branch > 1) {
439 dbg_hid("alternative usage ignored\n");
440 return 0;
441 }
dde5845a 442
880d29f1
JS		 443 if (item->size <= 2)
444 data = (parser->global.usage_page << 16) + data;
dde5845a 445
880d29f1 446 return hid_add_usage(parser, data);
dde5845a 447
880d29f1 448 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
dde5845a 449
880d29f1
JS		 450 if (parser->local.delimiter_branch > 1) {
451 dbg_hid("alternative usage ignored\n");
dde5845a 452 return 0;
880d29f1 453 }
dde5845a 454
880d29f1
JS		 455 if (item->size <= 2)
456 data = (parser->global.usage_page << 16) + data;
dde5845a 457
880d29f1
JS		 458 parser->local.usage_minimum = data;
459 return 0;
dde5845a 460
880d29f1 461 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
dde5845a 462
880d29f1
JS		 463 if (parser->local.delimiter_branch > 1) {
464 dbg_hid("alternative usage ignored\n");
dde5845a 465 return 0;
880d29f1 466 }
dde5845a 467
880d29f1
JS		 468 if (item->size <= 2)
469 data = (parser->global.usage_page << 16) + data;
dde5845a 470
880d29f1
JS		 471 for (n = parser->local.usage_minimum; n <= data; n++)
472 if (hid_add_usage(parser, n)) {
473 dbg_hid("hid_add_usage failed\n");
474 return -1;
475 }
476 return 0;
477
478 default:
479
480 dbg_hid("unknown local item tag 0x%x\n", item->tag);
481 return 0;
dde5845a
JK		 482 }
483 return 0;
484}
485
486/*
487 * Process a main item.
488 */
489
490static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
491{
492 __u32 data;
493 int ret;
494
495 data = item_udata(item);
496
497 switch (item->tag) {
880d29f1
JS		 498 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
499 ret = open_collection(parser, data & 0xff);
500 break;
501 case HID_MAIN_ITEM_TAG_END_COLLECTION:
502 ret = close_collection(parser);
503 break;
504 case HID_MAIN_ITEM_TAG_INPUT:
505 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
506 break;
507 case HID_MAIN_ITEM_TAG_OUTPUT:
508 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
509 break;
510 case HID_MAIN_ITEM_TAG_FEATURE:
511 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
512 break;
513 default:
8c3d52fc 514 hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
880d29f1 515 ret = 0;
dde5845a
JK		 516 }
517
518 memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */
519
520 return ret;
521}
522
523/*
524 * Process a reserved item.
525 */
526
527static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
528{
58037eb9 529 dbg_hid("reserved item type, tag 0x%x\n", item->tag);
dde5845a
JK		 530 return 0;
531}
532
533/*
534 * Free a report and all registered fields. The field->usage and
535 * field->value table's are allocated behind the field, so we need
536 * only to free(field) itself.
537 */
538
539static void hid_free_report(struct hid_report *report)
540{
541 unsigned n;
542
543 for (n = 0; n < report->maxfield; n++)
544 kfree(report->field[n]);
545 kfree(report);
546}
547
548/*
a7197c2e
HR		 549 * Close report. This function returns the device
550 * state to the point prior to hid_open_report().
dde5845a 551 */
a7197c2e 552static void hid_close_report(struct hid_device *device)
dde5845a 553{
85cdaf52 554 unsigned i, j;
dde5845a
JK		 555
556 for (i = 0; i < HID_REPORT_TYPES; i++) {
557 struct hid_report_enum *report_enum = device->report_enum + i;
558
559 for (j = 0; j < 256; j++) {
560 struct hid_report *report = report_enum->report_id_hash[j];
561 if (report)
562 hid_free_report(report);
563 }
a7197c2e
HR		 564 memset(report_enum, 0, sizeof(*report_enum));
565 INIT_LIST_HEAD(&report_enum->report_list);
dde5845a
JK		 566 }
567
568 kfree(device->rdesc);
a7197c2e
HR		 569 device->rdesc = NULL;
570 device->rsize = 0;
571
767fe787 572 kfree(device->collection);
a7197c2e
HR		 573 device->collection = NULL;
574 device->collection_size = 0;
575 device->maxcollection = 0;
576 device->maxapplication = 0;
577
578 device->status &= ~HID_STAT_PARSED;
579}
580
581/*
582 * Free a device structure, all reports, and all fields.
583 */
584
585static void hid_device_release(struct device *dev)
586{
587 struct hid_device *hid = container_of(dev, struct hid_device, dev);
588
589 hid_close_report(hid);
590 kfree(hid->dev_rdesc);
591 kfree(hid);
dde5845a
JK		 592}
593
594/*
595 * Fetch a report description item from the data stream. We support long
596 * items, though they are not used yet.
597 */
598
599static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
600{
601 u8 b;
602
603 if ((end - start) <= 0)
604 return NULL;
605
606 b = *start++;
607
608 item->type = (b >> 2) & 3;
609 item->tag = (b >> 4) & 15;
610
611 if (item->tag == HID_ITEM_TAG_LONG) {
612
613 item->format = HID_ITEM_FORMAT_LONG;
614
615 if ((end - start) < 2)
616 return NULL;
617
618 item->size = *start++;
619 item->tag = *start++;
620
621 if ((end - start) < item->size)
622 return NULL;
623
624 item->data.longdata = start;
625 start += item->size;
626 return start;
627 }
628
629 item->format = HID_ITEM_FORMAT_SHORT;
630 item->size = b & 3;
631
632 switch (item->size) {
880d29f1
JS		 633 case 0:
634 return start;
dde5845a 635
880d29f1
JS		 636 case 1:
637 if ((end - start) < 1)
638 return NULL;
639 item->data.u8 = *start++;
640 return start;
641
642 case 2:
643 if ((end - start) < 2)
644 return NULL;
645 item->data.u16 = get_unaligned_le16(start);
646 start = (__u8 *)((__le16 *)start + 1);
647 return start;
648
649 case 3:
650 item->size++;
651 if ((end - start) < 4)
652 return NULL;
653 item->data.u32 = get_unaligned_le32(start);
654 start = (__u8 *)((__le32 *)start + 1);
655 return start;
dde5845a
JK		 656 }
657
658 return NULL;
659}
660
734c6609
HR		 661static void hid_scan_usage(struct hid_device *hid, u32 usage)
662{
663}
664
665/*
666 * Scan a report descriptor before the device is added to the bus.
667 * Sets device groups and other properties that determine what driver
668 * to load.
669 */
670static int hid_scan_report(struct hid_device *hid)
671{
672 unsigned int page = 0, delim = 0;
673 __u8 *start = hid->dev_rdesc;
674 __u8 *end = start + hid->dev_rsize;
675 unsigned int u, u_min = 0, u_max = 0;
676 struct hid_item item;
677
678 hid->group = HID_GROUP_GENERIC;
679 while ((start = fetch_item(start, end, &item)) != NULL) {
680 if (item.format != HID_ITEM_FORMAT_SHORT)
681 return -EINVAL;
682 if (item.type == HID_ITEM_TYPE_GLOBAL) {
683 if (item.tag == HID_GLOBAL_ITEM_TAG_USAGE_PAGE)
684 page = item_udata(&item) << 16;
685 } else if (item.type == HID_ITEM_TYPE_LOCAL) {
686 if (delim > 1)
687 break;
688 u = item_udata(&item);
689 if (item.size <= 2)
690 u += page;
691 switch (item.tag) {
692 case HID_LOCAL_ITEM_TAG_DELIMITER:
693 delim += !!u;
694 break;
695 case HID_LOCAL_ITEM_TAG_USAGE:
696 hid_scan_usage(hid, u);
697 break;
698 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
699 u_min = u;
700 break;
701 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
702 u_max = u;
703 for (u = u_min; u <= u_max; u++)
704 hid_scan_usage(hid, u);
705 break;
706 }
707 }
708 }
709
710 return 0;
711}
712
85cdaf52
JS		 713/**
714 * hid_parse_report - parse device report
715 *
716 * @device: hid device
717 * @start: report start
718 * @size: report size
719 *
a7197c2e
HR		 720 * Allocate the device report as read by the bus driver. This function should
721 * only be called from parse() in ll drivers.
722 */
723int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
724{
725 hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
726 if (!hid->dev_rdesc)
727 return -ENOMEM;
728 hid->dev_rsize = size;
729 return 0;
730}
731EXPORT_SYMBOL_GPL(hid_parse_report);
732
733/**
734 * hid_open_report - open a driver-specific device report
735 *
736 * @device: hid device
737 *
dde5845a
JK		 738 * Parse a report description into a hid_device structure. Reports are
739 * enumerated, fields are attached to these reports.
85cdaf52 740 * 0 returned on success, otherwise nonzero error value.
a7197c2e
HR		 741 *
742 * This function (or the equivalent hid_parse() macro) should only be
743 * called from probe() in drivers, before starting the device.
dde5845a 744 */
a7197c2e 745int hid_open_report(struct hid_device *device)
dde5845a 746{
dde5845a
JK		 747 struct hid_parser *parser;
748 struct hid_item item;
a7197c2e
HR		 749 unsigned int size;
750 __u8 *start;
dde5845a 751 __u8 *end;
85cdaf52 752 int ret;
dde5845a
JK		 753 static int (*dispatch_type[])(struct hid_parser *parser,
754 struct hid_item *item) = {
755 hid_parser_main,
756 hid_parser_global,
757 hid_parser_local,
758 hid_parser_reserved
759 };
760
a7197c2e
HR		 761 if (WARN_ON(device->status & HID_STAT_PARSED))
762 return -EBUSY;
763
764 start = device->dev_rdesc;
765 if (WARN_ON(!start))
766 return -ENODEV;
767 size = device->dev_rsize;
768
c500c971 769 if (device->driver->report_fixup)
73e4008d 770 start = device->driver->report_fixup(device, start, &size);
c500c971 771
1721a238 772 device->rdesc = kmemdup(start, size, GFP_KERNEL);
85cdaf52
JS		 773 if (device->rdesc == NULL)
774 return -ENOMEM;
dde5845a
JK		 775 device->rsize = size;
776
fe258020 777 parser = vzalloc(sizeof(struct hid_parser));
85cdaf52
JS		 778 if (!parser) {
779 ret = -ENOMEM;
780 goto err;
dde5845a 781 }
85cdaf52 782
dde5845a
JK		 783 parser->device = device;
784
785 end = start + size;
a7197c2e
HR		 786
787 device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
788 sizeof(struct hid_collection), GFP_KERNEL);
789 if (!device->collection) {
790 ret = -ENOMEM;
791 goto err;
792 }
793 device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
794
85cdaf52 795 ret = -EINVAL;
dde5845a
JK		 796 while ((start = fetch_item(start, end, &item)) != NULL) {
797
798 if (item.format != HID_ITEM_FORMAT_SHORT) {
8c3d52fc 799 hid_err(device, "unexpected long global item\n");
85cdaf52 800 goto err;
dde5845a
JK		 801 }
802
803 if (dispatch_type[item.type](parser, &item)) {
8c3d52fc 804 hid_err(device, "item %u %u %u %u parsing failed\n",
4291ee30
JP		 805 item.format, (unsigned)item.size,
806 (unsigned)item.type, (unsigned)item.tag);
85cdaf52 807 goto err;
dde5845a
JK		 808 }
809
810 if (start == end) {
811 if (parser->collection_stack_ptr) {
8c3d52fc 812 hid_err(device, "unbalanced collection at end of report description\n");
85cdaf52 813 goto err;
dde5845a
JK		 814 }
815 if (parser->local.delimiter_depth) {
8c3d52fc 816 hid_err(device, "unbalanced delimiter at end of report description\n");
85cdaf52 817 goto err;
dde5845a 818 }
47a80edb 819 vfree(parser);
a7197c2e 820 device->status |= HID_STAT_PARSED;
85cdaf52 821 return 0;
dde5845a
JK		 822 }
823 }
824
8c3d52fc 825 hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
85cdaf52 826err:
47a80edb 827 vfree(parser);
a7197c2e 828 hid_close_report(device);
85cdaf52 829 return ret;
dde5845a 830}
a7197c2e 831EXPORT_SYMBOL_GPL(hid_open_report);
dde5845a
JK		 832
833/*
834 * Convert a signed n-bit integer to signed 32-bit integer. Common
835 * cases are done through the compiler, the screwed things has to be
836 * done by hand.
837 */
838
839static s32 snto32(__u32 value, unsigned n)
840{
841 switch (n) {
880d29f1
JS		 842 case 8: return ((__s8)value);
843 case 16: return ((__s16)value);
844 case 32: return ((__s32)value);
dde5845a
JK		 845 }
846 return value & (1 << (n - 1)) ? value | (-1 << n) : value;
847}
848
849/*
850 * Convert a signed 32-bit integer to a signed n-bit integer.
851 */
852
853static u32 s32ton(__s32 value, unsigned n)
854{
855 s32 a = value >> (n - 1);
856 if (a && a != -1)
857 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
858 return value & ((1 << n) - 1);
859}
860
861/*
862 * Extract/implement a data field from/to a little endian report (bit array).
863 *
864 * Code sort-of follows HID spec:
865 * http://www.usb.org/developers/devclass_docs/HID1_11.pdf
866 *
867 * While the USB HID spec allows unlimited length bit fields in "report
868 * descriptors", most devices never use more than 16 bits.
869 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
870 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
871 */
872
16ee4cc8
JP		 873static __u32 extract(const struct hid_device *hid, __u8 *report,
874 unsigned offset, unsigned n)
dde5845a
JK		 875{
876 u64 x;
877
c4124c9b 878 if (n > 32)
4291ee30
JP		 879 hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n",
880 n, current->comm);
dde5845a
JK		 881
882 report += offset >> 3; /* adjust byte index */
229695e5 883 offset &= 7; /* now only need bit offset into one byte */
c105068f 884 x = get_unaligned_le64(report);
229695e5 885 x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */
dde5845a
JK		 886 return (u32) x;
887}
888
889/*
890 * "implement" : set bits in a little endian bit stream.
891 * Same concepts as "extract" (see comments above).
892 * The data mangled in the bit stream remains in little endian
893 * order the whole time. It make more sense to talk about
894 * endianness of register values by considering a register
895 * a "cached" copy of the little endiad bit stream.
896 */
16ee4cc8
JP		 897static void implement(const struct hid_device *hid, __u8 *report,
898 unsigned offset, unsigned n, __u32 value)
dde5845a 899{
6f0168d2 900 u64 x;
dde5845a
JK		 901 u64 m = (1ULL << n) - 1;
902
c4124c9b 903 if (n > 32)
4291ee30
JP		 904 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
905 __func__, n, current->comm);
dde5845a 906
c4124c9b 907 if (value > m)
4291ee30
JP		 908 hid_warn(hid, "%s() called with too large value %d! (%s)\n",
909 __func__, value, current->comm);
dde5845a
JK		 910 WARN_ON(value > m);
911 value &= m;
912
913 report += offset >> 3;
914 offset &= 7;
915
6f0168d2
HH		 916 x = get_unaligned_le64(report);
917 x &= ~(m << offset);
918 x |= ((u64)value) << offset;
919 put_unaligned_le64(x, report);
dde5845a
JK		 920}
921
922/*
923 * Search an array for a value.
924 */
925
16ee4cc8 926static int search(__s32 *array, __s32 value, unsigned n)
dde5845a
JK		 927{
928 while (n--) {
929 if (*array++ == value)
930 return 0;
931 }
932 return -1;
933}
934
85cdaf52
JS		 935/**
936 * hid_match_report - check if driver's raw_event should be called
937 *
938 * @hid: hid device
939 * @report_type: type to match against
940 *
941 * compare hid->driver->report_table->report_type to report->type
942 */
943static int hid_match_report(struct hid_device *hid, struct hid_report *report)
dde5845a 944{
85cdaf52
JS		 945 const struct hid_report_id *id = hid->driver->report_table;
946
947 if (!id) /* NULL means all */
948 return 1;
949
950 for (; id->report_type != HID_TERMINATOR; id++)
951 if (id->report_type == HID_ANY_ID ||
952 id->report_type == report->type)
953 return 1;
954 return 0;
955}
956
957/**
958 * hid_match_usage - check if driver's event should be called
959 *
960 * @hid: hid device
961 * @usage: usage to match against
962 *
963 * compare hid->driver->usage_table->usage_{type,code} to
964 * usage->usage_{type,code}
965 */
966static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
967{
968 const struct hid_usage_id *id = hid->driver->usage_table;
969
970 if (!id) /* NULL means all */
971 return 1;
972
973 for (; id->usage_type != HID_ANY_ID - 1; id++)
974 if ((id->usage_hid == HID_ANY_ID ||
975 id->usage_hid == usage->hid) &&
976 (id->usage_type == HID_ANY_ID ||
977 id->usage_type == usage->type) &&
978 (id->usage_code == HID_ANY_ID ||
979 id->usage_code == usage->code))
980 return 1;
981 return 0;
982}
983
984static void hid_process_event(struct hid_device *hid, struct hid_field *field,
985 struct hid_usage *usage, __s32 value, int interrupt)
986{
987 struct hid_driver *hdrv = hid->driver;
988 int ret;
989
cd667ce2 990 hid_dump_input(hid, usage, value);
85cdaf52
JS		 991
992 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
993 ret = hdrv->event(hid, field, usage, value);
994 if (ret != 0) {
995 if (ret < 0)
8c3d52fc 996 hid_err(hid, "%s's event failed with %d\n",
85cdaf52
JS		 997 hdrv->name, ret);
998 return;
999 }
1000 }
1001
dde5845a
JK		 1002 if (hid->claimed & HID_CLAIMED_INPUT)
1003 hidinput_hid_event(hid, field, usage, value);
aa938f79
JK		 1004 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
1005 hid->hiddev_hid_event(hid, field, usage, value);
dde5845a
JK		 1006}
1007
1008/*
1009 * Analyse a received field, and fetch the data from it. The field
1010 * content is stored for next report processing (we do differential
1011 * reporting to the layer).
1012 */
1013
abdff0f7
AB		 1014static void hid_input_field(struct hid_device *hid, struct hid_field *field,
1015 __u8 *data, int interrupt)
dde5845a
JK		 1016{
1017 unsigned n;
1018 unsigned count = field->report_count;
1019 unsigned offset = field->report_offset;
1020 unsigned size = field->report_size;
1021 __s32 min = field->logical_minimum;
1022 __s32 max = field->logical_maximum;
1023 __s32 *value;
1024
a3789a17
JP		 1025 value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
1026 if (!value)
dde5845a
JK		 1027 return;
1028
1029 for (n = 0; n < count; n++) {
1030
4291ee30
JP		 1031 value[n] = min < 0 ?
1032 snto32(extract(hid, data, offset + n * size, size),
1033 size) :
1034 extract(hid, data, offset + n * size, size);
dde5845a 1035
4291ee30
JP		 1036 /* Ignore report if ErrorRollOver */
1037 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
1038 value[n] >= min && value[n] <= max &&
1039 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
1040 goto exit;
dde5845a
JK		 1041 }
1042
1043 for (n = 0; n < count; n++) {
1044
1045 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
1046 hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
1047 continue;
1048 }
1049
1050 if (field->value[n] >= min && field->value[n] <= max
1051 && field->usage[field->value[n] - min].hid
1052 && search(value, field->value[n], count))
1053 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
1054
1055 if (value[n] >= min && value[n] <= max
1056 && field->usage[value[n] - min].hid
1057 && search(field->value, value[n], count))
1058 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1059 }
1060
1061 memcpy(field->value, value, count * sizeof(__s32));
1062exit:
1063 kfree(value);
1064}
dde5845a
JK		 1065
1066/*
1067 * Output the field into the report.
1068 */
1069
4291ee30
JP		 1070static void hid_output_field(const struct hid_device *hid,
1071 struct hid_field *field, __u8 *data)
dde5845a
JK		 1072{
1073 unsigned count = field->report_count;
1074 unsigned offset = field->report_offset;
1075 unsigned size = field->report_size;
1076 unsigned n;
1077
1078 for (n = 0; n < count; n++) {
1079 if (field->logical_minimum < 0) /* signed values */
4291ee30
JP		 1080 implement(hid, data, offset + n * size, size,
1081 s32ton(field->value[n], size));
dde5845a 1082 else /* unsigned values */
4291ee30
JP		 1083 implement(hid, data, offset + n * size, size,
1084 field->value[n]);
dde5845a
JK		 1085 }
1086}
1087
1088/*
1089 * Create a report.
1090 */
1091
229695e5 1092void hid_output_report(struct hid_report *report, __u8 *data)
dde5845a
JK		 1093{
1094 unsigned n;
1095
1096 if (report->id > 0)
1097 *data++ = report->id;
1098
75c28df8 1099 memset(data, 0, ((report->size - 1) >> 3) + 1);
dde5845a 1100 for (n = 0; n < report->maxfield; n++)
4291ee30 1101 hid_output_field(report->device, report->field[n], data);
dde5845a 1102}
229695e5 1103EXPORT_SYMBOL_GPL(hid_output_report);
dde5845a
JK		 1104
1105/*
1106 * Set a field value. The report this field belongs to has to be
1107 * created and transferred to the device, to set this value in the
1108 * device.
1109 */
1110
1111int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1112{
1113 unsigned size = field->report_size;
1114
cd667ce2 1115 hid_dump_input(field->report->device, field->usage + offset, value);
dde5845a
JK		 1116
1117 if (offset >= field->report_count) {
8c3d52fc
JK		 1118 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1119 offset, field->report_count);
dde5845a
JK		 1120 return -1;
1121 }
1122 if (field->logical_minimum < 0) {
1123 if (value != snto32(s32ton(value, size), size)) {
8c3d52fc 1124 hid_err(field->report->device, "value %d is out of range\n", value);
dde5845a
JK		 1125 return -1;
1126 }
1127 }
1128 field->value[offset] = value;
1129 return 0;
1130}
229695e5 1131EXPORT_SYMBOL_GPL(hid_set_field);
dde5845a 1132
85cdaf52
JS		 1133static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1134 const u8 *data)
aa8de2f0 1135{
aa8de2f0 1136 struct hid_report *report;
85cdaf52 1137 unsigned int n = 0; /* Normally report number is 0 */
aa8de2f0 1138
85cdaf52
JS		 1139 /* Device uses numbered reports, data[0] is report number */
1140 if (report_enum->numbered)
1141 n = *data;
aa8de2f0 1142
85cdaf52
JS		 1143 report = report_enum->report_id_hash[n];
1144 if (report == NULL)
1145 dbg_hid("undefined report_id %u received\n", n);
aa8de2f0 1146
85cdaf52
JS		 1147 return report;
1148}
aa8de2f0 1149
85cdaf52
JS		 1150void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
1151 int interrupt)
1152{
1153 struct hid_report_enum *report_enum = hid->report_enum + type;
1154 struct hid_report *report;
1155 unsigned int a;
1156 int rsize, csize = size;
1157 u8 *cdata = data;
aa8de2f0 1158
85cdaf52
JS		 1159 report = hid_get_report(report_enum, data);
1160 if (!report)
1161 return;
aa8de2f0 1162
85cdaf52
JS		 1163 if (report_enum->numbered) {
1164 cdata++;
1165 csize--;
aa8de2f0
JK		 1166 }
1167
1168 rsize = ((report->size - 1) >> 3) + 1;
1169
966922f2
AV		 1170 if (rsize > HID_MAX_BUFFER_SIZE)
1171 rsize = HID_MAX_BUFFER_SIZE;
1172
85cdaf52
JS		 1173 if (csize < rsize) {
1174 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1175 csize, rsize);
1176 memset(cdata + csize, 0, rsize - csize);
aa8de2f0
JK		 1177 }
1178
1179 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1180 hid->hiddev_report_event(hid, report);
5a38f2c7
AO		 1181 if (hid->claimed & HID_CLAIMED_HIDRAW)
1182 hidraw_report_event(hid, data, size);
aa8de2f0 1183
85cdaf52
JS		 1184 for (a = 0; a < report->maxfield; a++)
1185 hid_input_field(hid, report->field[a], cdata, interrupt);
aa8de2f0
JK		 1186
1187 if (hid->claimed & HID_CLAIMED_INPUT)
1188 hidinput_report_event(hid, report);
85cdaf52
JS		 1189}
1190EXPORT_SYMBOL_GPL(hid_report_raw_event);
1191
1192/**
1193 * hid_input_report - report data from lower layer (usb, bt...)
1194 *
1195 * @hid: hid device
1196 * @type: HID report type (HID_*_REPORT)
1197 * @data: report contents
1198 * @size: size of data parameter
ff9b00a2 1199 * @interrupt: distinguish between interrupt and control transfers
85cdaf52
JS		 1200 *
1201 * This is data entry for lower layers.
1202 */
1203int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1204{
76c317d6
JL		 1205 struct hid_report_enum *report_enum;
1206 struct hid_driver *hdrv;
85cdaf52 1207 struct hid_report *report;
cd667ce2 1208 char *buf;
85cdaf52 1209 unsigned int i;
45dc1ac7 1210 int ret = 0;
85cdaf52 1211
4ea54542 1212 if (!hid)
85cdaf52 1213 return -ENODEV;
4ea54542
DH		 1214
1215 if (down_trylock(&hid->driver_lock))
1216 return -EBUSY;
1217
1218 if (!hid->driver) {
1219 ret = -ENODEV;
1220 goto unlock;
1221 }
76c317d6
JL		 1222 report_enum = hid->report_enum + type;
1223 hdrv = hid->driver;
85cdaf52
JS		 1224
1225 if (!size) {
1226 dbg_hid("empty report\n");
4ea54542
DH		 1227 ret = -1;
1228 goto unlock;
85cdaf52
JS		 1229 }
1230
d1ff6522 1231 buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC);
cd667ce2 1232
f77e347b 1233 if (!buf)
cd667ce2 1234 goto nomem;
85cdaf52
JS		 1235
1236 /* dump the report */
cd667ce2 1237 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1caea61e 1238 "\nreport (size %u) (%snumbered) = ", size, report_enum->numbered ? "" : "un");
cd667ce2 1239 hid_debug_event(hid, buf);
1caea61e 1240
cd667ce2
JK		 1241 for (i = 0; i < size; i++) {
1242 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1243 " %02x", data[i]);
1244 hid_debug_event(hid, buf);
1245 }
1246 hid_debug_event(hid, "\n");
cd667ce2 1247 kfree(buf);
85cdaf52 1248
cd667ce2 1249nomem:
1caea61e
JK		 1250 report = hid_get_report(report_enum, data);
1251
4ea54542
DH		 1252 if (!report) {
1253 ret = -1;
1254 goto unlock;
1255 }
85cdaf52
JS		 1256
1257 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1258 ret = hdrv->raw_event(hid, report, data, size);
4ea54542
DH		 1259 if (ret != 0) {
1260 ret = ret < 0 ? ret : 0;
1261 goto unlock;
1262 }
85cdaf52
JS		 1263 }
1264
1265 hid_report_raw_event(hid, type, data, size, interrupt);
aa8de2f0 1266
4ea54542
DH		 1267unlock:
1268 up(&hid->driver_lock);
45dc1ac7 1269 return ret;
aa8de2f0
JK		 1270}
1271EXPORT_SYMBOL_GPL(hid_input_report);
1272
0f37cd03
JK		 1273static bool hid_match_one_id(struct hid_device *hdev,
1274 const struct hid_device_id *id)
1275{
7431fb76 1276 return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) &&
4d53b801 1277 (id->group == HID_GROUP_ANY || id->group == hdev->group) &&
0f37cd03
JK		 1278 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1279 (id->product == HID_ANY_ID || id->product == hdev->product);
1280}
1281
bbc21cfd 1282const struct hid_device_id *hid_match_id(struct hid_device *hdev,
0f37cd03
JK		 1283 const struct hid_device_id *id)
1284{
1285 for (; id->bus; id++)
1286 if (hid_match_one_id(hdev, id))
1287 return id;
1288
1289 return NULL;
1290}
1291
1292static const struct hid_device_id hid_hiddev_list[] = {
c0bd6a42
RH		 1293 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1294 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
0f37cd03
JK		 1295 { }
1296};
1297
1298static bool hid_hiddev(struct hid_device *hdev)
1299{
1300 return !!hid_match_id(hdev, hid_hiddev_list);
1301}
1302
6d3bfb74
AO		 1303
1304static ssize_t
1305read_report_descriptor(struct file *filp, struct kobject *kobj,
1306 struct bin_attribute *attr,
1307 char *buf, loff_t off, size_t count)
1308{
1309 struct device *dev = container_of(kobj, struct device, kobj);
1310 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1311
1312 if (off >= hdev->rsize)
1313 return 0;
1314
1315 if (off + count > hdev->rsize)
1316 count = hdev->rsize - off;
1317
1318 memcpy(buf, hdev->rdesc + off, count);
1319
1320 return count;
1321}
1322
1323static struct bin_attribute dev_bin_attr_report_desc = {
1324 .attr = { .name = "report_descriptor", .mode = 0444 },
1325 .read = read_report_descriptor,
1326 .size = HID_MAX_DESCRIPTOR_SIZE,
1327};
1328
93c10132
JS		 1329int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1330{
1331 static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1332 "Joystick", "Gamepad", "Keyboard", "Keypad",
1333 "Multi-Axis Controller"
1334 };
1335 const char *type, *bus;
1336 char buf[64];
1337 unsigned int i;
1338 int len;
6d3bfb74 1339 int ret;
93c10132 1340
b5e5a37e
BN		 1341 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1342 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
3a343ee4
DM		 1343 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1344 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
93c10132
JS		 1345 if (hdev->bus != BUS_USB)
1346 connect_mask &= ~HID_CONNECT_HIDDEV;
0f37cd03
JK		 1347 if (hid_hiddev(hdev))
1348 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
93c10132
JS		 1349
1350 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1351 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1352 hdev->claimed |= HID_CLAIMED_INPUT;
b77c3920
BT		 1353 if (hdev->quirks & HID_QUIRK_MULTITOUCH) {
1354 /* this device should be handled by hid-multitouch, skip it */
b77c3920
BT		 1355 return -ENODEV;
1356 }
1357
93c10132
JS		 1358 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1359 !hdev->hiddev_connect(hdev,
1360 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1361 hdev->claimed |= HID_CLAIMED_HIDDEV;
1362 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1363 hdev->claimed |= HID_CLAIMED_HIDRAW;
1364
1365 if (!hdev->claimed) {
4291ee30 1366 hid_err(hdev, "claimed by neither input, hiddev nor hidraw\n");
93c10132
JS		 1367 return -ENODEV;
1368 }
1369
1370 if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1371 (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1372 hdev->ff_init(hdev);
1373
1374 len = 0;
1375 if (hdev->claimed & HID_CLAIMED_INPUT)
1376 len += sprintf(buf + len, "input");
1377 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1378 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1379 hdev->minor);
1380 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1381 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1382 ((struct hidraw *)hdev->hidraw)->minor);
1383
1384 type = "Device";
1385 for (i = 0; i < hdev->maxcollection; i++) {
1386 struct hid_collection *col = &hdev->collection[i];
1387 if (col->type == HID_COLLECTION_APPLICATION &&
1388 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1389 (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1390 type = types[col->usage & 0xffff];
1391 break;
1392 }
1393 }
1394
1395 switch (hdev->bus) {
1396 case BUS_USB:
1397 bus = "USB";
1398 break;
1399 case BUS_BLUETOOTH:
1400 bus = "BLUETOOTH";
1401 break;
1402 default:
1403 bus = "<UNKNOWN>";
1404 }
1405
6d3bfb74
AO		 1406 ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1407 if (ret)
1408 hid_warn(hdev,
1409 "can't create sysfs report descriptor attribute err: %d\n", ret);
1410
4291ee30
JP		 1411 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1412 buf, bus, hdev->version >> 8, hdev->version & 0xff,
1413 type, hdev->name, hdev->phys);
93c10132
JS		 1414
1415 return 0;
1416}
1417EXPORT_SYMBOL_GPL(hid_connect);
1418
c4c259bc
JK		 1419void hid_disconnect(struct hid_device *hdev)
1420{
6d3bfb74 1421 device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
c4c259bc
JK		 1422 if (hdev->claimed & HID_CLAIMED_INPUT)
1423 hidinput_disconnect(hdev);
1424 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1425 hdev->hiddev_disconnect(hdev);
1426 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1427 hidraw_disconnect(hdev);
1428}
1429EXPORT_SYMBOL_GPL(hid_disconnect);
1430
bae7eb33 1431/* a list of devices for which there is a specialized driver on HID bus */
ce06b9d6 1432static const struct hid_device_id hid_have_special_driver[] = {
b6353f4f 1433 { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M1968) },
6dec143a 1434 { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M2256) },
14a21cd4
JS		 1435 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1436 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
b7e1b203 1437 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
c0dbcc33 1438 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
e6aac342 1439 { HID_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR, USB_DEVICE_ID_ACTIONSTAR_1011) },
df9bcace 1440 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL) },
8c19a515
JS		 1441 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1442 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
128537ce 1443 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
a462230e 1444 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
8c19a515
JS		 1445 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1446 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1447 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1448 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1449 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1450 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1451 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1452 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1453 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1454 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1455 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
fef3f571
RF		 1456 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1457 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1458 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
8c19a515
JS		 1459 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1460 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1461 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1462 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1463 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1464 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
ee8a1a0a
JS		 1465 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1466 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1467 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
8c19a515
JS		 1468 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1469 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1470 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1471 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1472 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1473 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
a96d6ef3
HR		 1474 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1475 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1476 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 1477 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1478 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1479 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1480 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1481 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1482 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 1483 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1484 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1485 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 1486 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1487 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1488 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4a4c8799
DB		 1489 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1490 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1491 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
f6f554f0
JK		 1492 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1493 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1494 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
b3aec7b6
JK		 1495 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1496 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1497 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
23aeb61e
CSW		 1498 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1499 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1500 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
ad734bc1 1501 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
8c19a515
JS		 1502 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1503 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
eaca1386 1504 { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT) },
cec15a0e 1505 { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
b5635b12 1506 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
bf280628 1507 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
c3dc66de 1508 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
5519cab4 1509 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
36213e1e 1510 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
bc5ab083 1511 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) },
ba4d8abb 1512 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
272036ed 1513 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
3b239cd7 1514 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1ce31b25 1515 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
fcfacfd3 1516 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
b9e4b1e0 1517 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
3596bb92 1518 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
942fd422 1519 { HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
3a370ca1 1520 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
79603dc9 1521 { HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, USB_DEVICE_ID_CVTOUCH_SCREEN) },
0f221320
JS		 1522 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1523 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
e8d0eab4 1524 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
0f221320 1525 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
a3b5e577 1526 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_TRUETOUCH) },
3f866fbd 1527 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
e05eefb9 1528 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
e36f690b
BT		 1529 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
1530 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
1531 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
fd1d1525
BT		 1532 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) },
1533 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) },
e36f690b
BT		 1534 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
1535 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
bb9ff210 1536 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
e36f690b 1537 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
64b386ea 1538 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
c04abeef 1539 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2515) },
04561c5a 1540 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1f243e30 1541 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
4d5df5d1 1542 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_FRUCTEL, USB_DEVICE_ID_GAMETEL_MT_MODE) },
5181e594 1543 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
578f3a35 1544 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
5572da08 1545 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
ee0fbd14 1546 { HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, USB_DEVICE_ID_GOODTOUCH_000f) },
5181e594 1547 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
42859e0b 1548 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
949f8fef 1549 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1e093206 1550 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
c2fd1a4e 1551 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
5519cab4 1552 { HID_USB_DEVICE(USB_VENDOR_ID_HANVON, USB_DEVICE_ID_HANVON_MULTITOUCH) },
54580365 1553 { HID_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
a062cc5a 1554 { HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM, USB_DEVICE_ID_IDEACOM_IDC6650) },
d946e65e 1555 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
4e61f0d7 1556 { HID_USB_DEVICE(USB_VENDOR_ID_ILITEK, USB_DEVICE_ID_ILITEK_MULTITOUCH) },
b2e7617e 1557 { HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS, USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
fdf93aa3 1558 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
177900e8 1559 { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
79422741 1560 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
22ca20b2
NK		 1561 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
1562 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
1563 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
b5635b12 1564 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
75b07022 1565 { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
c50bb1a4 1566 { HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MULTITOUCH) },
5f22a799
JS		 1567 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1568 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1569 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1570 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
1571 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1572 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1573 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
5f22a799
JS		 1574 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1575 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
5f22a799
JS		 1576 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
1577 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
2c6118e4 1578 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
606bd0a8
JS		 1579 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1580 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
1581 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
fd30ea8c 1582 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
606bd0a8 1583 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
74f292ca 1584 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
606bd0a8
JS		 1585 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1586 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
5623a24a 1587 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
e00ddc9b 1588 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
243b706d 1589 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
fdc6807f 1590 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
0944e964 1591#if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
534a7b8e
NLC		 1592 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1593 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
0944e964 1594#endif
32c88cbc 1595 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
606bd0a8 1596 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
24985cf6
JK		 1597 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1598 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
df167c4a 1599 { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH) },
c3ead6de 1600 { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH_DUAL) },
236db47c
BP		 1601 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1602 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
b580169a 1603 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
78a849a6
JS		 1604 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1605 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
1606 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1607 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
f3b83d71 1608 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
78a849a6 1609 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
3b8006e5 1610 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
94011f93 1611 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
6e32819e 1612 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1613 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1614 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1615 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1616 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
1617 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
1618 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
1619 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
1620 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
1621 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
1622 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
1623 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
1624 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
1625 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
1626 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
1627 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
1628 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
1629 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
270fdc07 1630 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
cd9ec30d 1631 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
2258e863
DK		 1632 { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT780) },
1633 { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT880) },
6ab3a9a6 1634 { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_PCI) },
1e762532 1635 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
b7ea95ff
AT		 1636 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
1637 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) },
1638 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
f6a04605 1639 { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
49e4739a 1640 { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) },
f54405db 1641 { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN) },
14bf62cd 1642 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
e68cc603 1643 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
d41c2a70 1644 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
47dbdbff 1645 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
0e70f97f 1646 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
cb7cf3da 1647 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
3fce2246 1648 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
1e93674a 1649 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
980a3da6 1650 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
b355850b 1651 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
d586dca0 1652 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
bd28ce00 1653 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
35dca5b4 1654 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
f9ce7c28 1655 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
cc6e0bbb 1656 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
d3fb5454 1657 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, USB_DEVICE_ID_MTP) },
b6dc7992
PAS		 1658 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, USB_DEVICE_ID_MTP_STM) },
1659 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, USB_DEVICE_ID_MTP_SITRONIX) },
90231e7e 1660 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
daedb3d6
AH		 1661 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
1662 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
7a84b133
RAG		 1663 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
1664 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
daedb3d6 1665 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
3ee8f0a2 1666 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
daedb3d6 1667 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
d65c3768 1668 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
740363fb 1669 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
44ea35c1 1670 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
f14f526d 1671 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
54001081 1672 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
5e74e56d 1673 { HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
711a680e 1674 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
c64f6f93 1675 { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
41fa9230 1676 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
f8a489cc
NK		 1677 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
1678 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
1679 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
6be914f1 1680 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
617b64f9
BT		 1681 { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
1682 { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
fac733f0 1683 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
42fc04e5 1684 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
ad395cca 1685 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
1bcc2067
SY		 1686 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
1687 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
1688 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
ca2dcd40 1689 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
78761ff9 1690 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
72a46344 1691 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
00e7f964 1692 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
4fdc18d1 1693 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
a786e83c 1694 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
72a46344 1695 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
8f1acc32 1696 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
bc8a2a9b 1697 { HID_USB_DEVICE(USB_VENDOR_ID_XAT, USB_DEVICE_ID_XAT_CSR) },
11576c61
MH		 1698 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX) },
1699 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX) },
1700 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR) },
1701 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX1) },
1702 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX1) },
1703 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR1) },
1704 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX2) },
1705 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX2) },
1706 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR2) },
74bc6953 1707 { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
daedb3d6
AH		 1708 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
1709 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
a9885c8f 1710 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
8c19a515 1711
78a849a6 1712 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
02fb72a0 1713 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
85cdaf52
JS		 1714 { }
1715};
1716
3a6f82f7
JS		 1717struct hid_dynid {
1718 struct list_head list;
1719 struct hid_device_id id;
1720};
1721
1722/**
1723 * store_new_id - add a new HID device ID to this driver and re-probe devices
1724 * @driver: target device driver
1725 * @buf: buffer for scanning device ID data
1726 * @count: input size
1727 *
1728 * Adds a new dynamic hid device ID to this driver,
1729 * and causes the driver to probe for all devices again.
1730 */
1731static ssize_t store_new_id(struct device_driver *drv, const char *buf,
1732 size_t count)
1733{
1734 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1735 struct hid_dynid *dynid;
1736 __u32 bus, vendor, product;
1737 unsigned long driver_data = 0;
1738 int ret;
1739
1740 ret = sscanf(buf, "%x %x %x %lx",
1741 &bus, &vendor, &product, &driver_data);
1742 if (ret < 3)
1743 return -EINVAL;
1744
1745 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
1746 if (!dynid)
1747 return -ENOMEM;
1748
1749 dynid->id.bus = bus;
4d53b801 1750 dynid->id.group = HID_GROUP_ANY;
3a6f82f7
JS		 1751 dynid->id.vendor = vendor;
1752 dynid->id.product = product;
1753 dynid->id.driver_data = driver_data;
1754
1755 spin_lock(&hdrv->dyn_lock);
1756 list_add_tail(&dynid->list, &hdrv->dyn_list);
1757 spin_unlock(&hdrv->dyn_lock);
1758
cef9bc56 1759 ret = driver_attach(&hdrv->driver);
3a6f82f7
JS		 1760
1761 return ret ? : count;
1762}
1763static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
1764
1765static void hid_free_dynids(struct hid_driver *hdrv)
1766{
1767 struct hid_dynid *dynid, *n;
1768
1769 spin_lock(&hdrv->dyn_lock);
1770 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
1771 list_del(&dynid->list);
1772 kfree(dynid);
1773 }
1774 spin_unlock(&hdrv->dyn_lock);
1775}
1776
1777static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
1778 struct hid_driver *hdrv)
1779{
1780 struct hid_dynid *dynid;
1781
1782 spin_lock(&hdrv->dyn_lock);
1783 list_for_each_entry(dynid, &hdrv->dyn_list, list) {
1784 if (hid_match_one_id(hdev, &dynid->id)) {
1785 spin_unlock(&hdrv->dyn_lock);
1786 return &dynid->id;
1787 }
1788 }
1789 spin_unlock(&hdrv->dyn_lock);
1790
1791 return hid_match_id(hdev, hdrv->id_table);
1792}
1793
85cdaf52
JS		 1794static int hid_bus_match(struct device *dev, struct device_driver *drv)
1795{
1796 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1797 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1798
8d179a9e
BT		 1799 if ((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
1800 !strncmp(hdrv->name, "hid-multitouch", 14))
1801 return 1;
1802
3a6f82f7 1803 if (!hid_match_device(hdev, hdrv))
85cdaf52
JS		 1804 return 0;
1805
ce06b9d6 1806 /* generic wants all that don't have specialized driver */
6b1968d5 1807 if (!strncmp(hdrv->name, "generic-", 8) && !hid_ignore_special_drivers)
ce06b9d6 1808 return !hid_match_id(hdev, hid_have_special_driver);
85cdaf52
JS		 1809
1810 return 1;
1811}
1812
1813static int hid_device_probe(struct device *dev)
1814{
1815 struct hid_driver *hdrv = container_of(dev->driver,
1816 struct hid_driver, driver);
1817 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1818 const struct hid_device_id *id;
1819 int ret = 0;
1820
4ea54542
DH		 1821 if (down_interruptible(&hdev->driver_lock))
1822 return -EINTR;
1823
85cdaf52 1824 if (!hdev->driver) {
3a6f82f7 1825 id = hid_match_device(hdev, hdrv);
ba623a77 1826 if (id == NULL) {
8d179a9e
BT		 1827 if (!((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
1828 !strncmp(hdrv->name, "hid-multitouch", 14))) {
1829 ret = -ENODEV;
1830 goto unlock;
1831 }
ba623a77 1832 }
85cdaf52 1833
c500c971
JS		 1834 hdev->driver = hdrv;
1835 if (hdrv->probe) {
1836 ret = hdrv->probe(hdev, id);
1837 } else { /* default probe */
a7197c2e 1838 ret = hid_open_report(hdev);
c500c971 1839 if (!ret)
93c10132 1840 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
85cdaf52 1841 }
a7197c2e
HR		 1842 if (ret) {
1843 hid_close_report(hdev);
c500c971 1844 hdev->driver = NULL;
a7197c2e 1845 }
85cdaf52 1846 }
ba623a77 1847unlock:
4ea54542 1848 up(&hdev->driver_lock);
85cdaf52
JS		 1849 return ret;
1850}
1851
1852static int hid_device_remove(struct device *dev)
1853{
1854 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
4ea54542
DH		 1855 struct hid_driver *hdrv;
1856
1857 if (down_interruptible(&hdev->driver_lock))
1858 return -EINTR;
85cdaf52 1859
4ea54542 1860 hdrv = hdev->driver;
85cdaf52
JS		 1861 if (hdrv) {
1862 if (hdrv->remove)
1863 hdrv->remove(hdev);
c500c971
JS		 1864 else /* default remove */
1865 hid_hw_stop(hdev);
a7197c2e 1866 hid_close_report(hdev);
85cdaf52
JS		 1867 hdev->driver = NULL;
1868 }
1869
4ea54542 1870 up(&hdev->driver_lock);
85cdaf52
JS		 1871 return 0;
1872}
1873
4d53b801
HR		 1874static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
1875 char *buf)
1876{
1877 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1878 int len;
1879
1880 len = snprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
1881 hdev->bus, hdev->group, hdev->vendor, hdev->product);
1882
1883 return (len >= PAGE_SIZE) ? (PAGE_SIZE - 1) : len;
1884}
1885
1886static struct device_attribute hid_dev_attrs[] = {
1887 __ATTR_RO(modalias),
1888 __ATTR_NULL,
1889};
1890
85cdaf52
JS		 1891static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
1892{
1893 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1894
1895 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
1896 hdev->bus, hdev->vendor, hdev->product))
1897 return -ENOMEM;
1898
1899 if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
1900 return -ENOMEM;
1901
1902 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
1903 return -ENOMEM;
1904
1905 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
1906 return -ENOMEM;
1907
4d53b801
HR		 1908 if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
1909 hdev->bus, hdev->group, hdev->vendor, hdev->product))
85cdaf52
JS		 1910 return -ENOMEM;
1911
1912 return 0;
1913}
1914
1915static struct bus_type hid_bus_type = {
1916 .name = "hid",
4d53b801 1917 .dev_attrs = hid_dev_attrs,
85cdaf52
JS		 1918 .match = hid_bus_match,
1919 .probe = hid_device_probe,
1920 .remove = hid_device_remove,
1921 .uevent = hid_uevent,
1922};
1923
bae7eb33 1924/* a list of devices that shouldn't be handled by HID core at all */
d458a9df
JS		 1925static const struct hid_device_id hid_ignore_list[] = {
1926 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
1927 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
1928 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
1929 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
1930 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
1931 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
1932 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
1933 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
1934 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
1935 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
1936 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
1937 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
77f720b7
SC		 1938 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
1939 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
62a56582 1940 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
d458a9df
JS		 1941 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
1942 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
1943 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
1944 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
1945 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
1946 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
5f6108cf 1947 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
d458a9df
JS		 1948 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
1949 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
73bc7d31 1950 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
789aaa2e 1951 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) },
d458a9df 1952 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
70c66567 1953 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
df506f2c 1954 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
b1807719 1955 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
d458a9df 1956 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
d458a9df
JS		 1957 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
1958 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30) },
1959 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30) },
1960 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT) },
1961 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT) },
1962 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT) },
1963 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT) },
1964 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT) },
1965 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL) },
1966 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
1967 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
1968 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
1969 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
1970 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
1971 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
1972 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
1973 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
1974 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
1975 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
1976 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
1977 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
1978 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
1979 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
1980 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
1981 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
1982 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
1983 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
1984 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
1985 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
1986 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
1987 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
1988 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
1989 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
1990 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
1991 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
1992 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
1993 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
1994 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
1995 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
1996 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
1997 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
1998 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
1999 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
2000 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
2001 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
2002 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
2003 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
2004 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
2005 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
2006 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
2007 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
2008 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
2009 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
2010 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
2011 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
2012 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
2013 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
2014 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
2015 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
2016 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
2017 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
2018 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
2019 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
c91c21c5 2020 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
d458a9df 2021 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
eb8141cc 2022 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
d458a9df 2023 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
ce97cac8 2024 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
d458a9df 2025 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
ce97cac8 2026 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
d458a9df 2027 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
ce97cac8
MH		 2028 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
2029 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
2030 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
2031 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
2032 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
2033 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
d458a9df
JS		 2034 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
2035 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
2036 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
ce97cac8
MH		 2037 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
2038 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
2039 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
d458a9df
JS		 2040 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
2041 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
ce97cac8 2042 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
d458a9df
JS		 2043 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
2044 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
2045 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
2046 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
2047 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
ce97cac8
MH		 2048 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
2049 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
2050 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
2051 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
2052 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
2053 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
2054 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
d458a9df
JS		 2055 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
2056 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
d458a9df
JS		 2057 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
2058 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
2059 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
2060 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
2061 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
2062 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
2063 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
2064 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
2065 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
2066 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
2067 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
2068 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
2069 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
2070 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
2071 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
2072 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
2073 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
4cfae3e8 2074 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
35cfd1d9 2075 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
8491ee10
JS		 2076#if defined(CONFIG_MOUSE_SYNAPTICS_USB) || defined(CONFIG_MOUSE_SYNAPTICS_USB_MODULE)
2077 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
2078 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
2079 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
2080 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
2081 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
2082 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
2083 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
2084 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
2085#endif
d458a9df
JS		 2086 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
2087 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
2088 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
2089 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
2090 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
2091 { HID_USB_DEVICE(USB_VENDOR_ID_WACOM, HID_ANY_ID) },
2092 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) },
2093 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
2094 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
2095 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
2096 { }
2097};
2098
b4d8e473
JS		 2099/**
2100 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2101 *
2102 * There are composite devices for which we want to ignore only a certain
2103 * interface. This is a list of devices for which only the mouse interface will
2104 * be ignored. This allows a dedicated driver to take care of the interface.
2105 */
2106static const struct hid_device_id hid_mouse_ignore_list[] = {
2107 /* appletouch driver */
2108 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2109 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2110 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2111 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2112 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2113 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2114 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2115 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2116 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2117 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2118 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2119 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2120 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2121 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2122 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2123 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2124 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2125 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2126 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2127 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
ac26fca3
JK		 2128 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2129 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2130 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 2131 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2132 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2133 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2134 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2135 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2136 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 2137 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2138 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2139 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 2140 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2141 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2142 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4b086910
JK		 2143 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2144 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2145 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2146 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2147 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2148 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b4d8e473
JS		 2149 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2150 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2151 { }
2152};
2153
d458a9df
JS		 2154static bool hid_ignore(struct hid_device *hdev)
2155{
2156 switch (hdev->vendor) {
2157 case USB_VENDOR_ID_CODEMERCS:
2158 /* ignore all Code Mercenaries IOWarrior devices */
2159 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2160 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2161 return true;
2162 break;
2163 case USB_VENDOR_ID_LOGITECH:
2164 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2165 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2166 return true;
65dd3b69
HV		 2167 /*
2168 * The Keene FM transmitter USB device has the same USB ID as
2169 * the Logitech AudioHub Speaker, but it should ignore the hid.
2170 * Check if the name is that of the Keene device.
2171 * For reference: the name of the AudioHub is
2172 * "HOLTEK AudioHub Speaker".
2173 */
2174 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2175 !strcmp(hdev->name, "HOLTEK B-LINK USB Audio "))
2176 return true;
d458a9df 2177 break;
31f7fd79
JW		 2178 case USB_VENDOR_ID_SOUNDGRAPH:
2179 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2180 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2181 return true;
2182 break;
bba5394a
XW		 2183 case USB_VENDOR_ID_HANWANG:
2184 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2185 hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2186 return true;
2187 break;
6dc1418e
TS		 2188 case USB_VENDOR_ID_JESS:
2189 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2190 hdev->type == HID_TYPE_USBNONE)
2191 return true;
2192 break;
d458a9df
JS		 2193 }
2194
b4d8e473
JS		 2195 if (hdev->type == HID_TYPE_USBMOUSE &&
2196 hid_match_id(hdev, hid_mouse_ignore_list))
2197 return true;
2198
d458a9df
JS		 2199 return !!hid_match_id(hdev, hid_ignore_list);
2200}
2201
85cdaf52
JS		 2202int hid_add_device(struct hid_device *hdev)
2203{
2204 static atomic_t id = ATOMIC_INIT(0);
2205 int ret;
2206
2207 if (WARN_ON(hdev->status & HID_STAT_ADDED))
2208 return -EBUSY;
2209
d458a9df
JS		 2210 /* we need to kill them here, otherwise they will stay allocated to
2211 * wait for coming driver */
e5a2a04c
JM		 2212 if (!(hdev->quirks & HID_QUIRK_NO_IGNORE)
2213 && (hid_ignore(hdev) || (hdev->quirks & HID_QUIRK_IGNORE)))
d458a9df
JS		 2214 return -ENODEV;
2215
a7197c2e
HR		 2216 /*
2217 * Read the device report descriptor once and use as template
2218 * for the driver-specific modifications.
2219 */
2220 ret = hdev->ll_driver->parse(hdev);
2221 if (ret)
2222 return ret;
2223 if (!hdev->dev_rdesc)
2224 return -ENODEV;
2225
734c6609
HR		 2226 /*
2227 * Scan generic devices for group information
2228 */
2229 if (hid_ignore_special_drivers ||
2230 !hid_match_id(hdev, hid_have_special_driver)) {
2231 ret = hid_scan_report(hdev);
2232 if (ret)
2233 hid_warn(hdev, "bad device descriptor (%d)\n", ret);
2234 }
2235
6bbe586f
KS		 2236 /* XXX hack, any other cleaner solution after the driver core
2237 * is converted to allow more than 20 bytes as the device name? */
2238 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2239 hdev->vendor, hdev->product, atomic_inc_return(&id));
85cdaf52 2240
4da361b6 2241 hid_debug_register(hdev, dev_name(&hdev->dev));
85cdaf52
JS		 2242 ret = device_add(&hdev->dev);
2243 if (!ret)
2244 hdev->status |= HID_STAT_ADDED;
4da361b6
BP		 2245 else
2246 hid_debug_unregister(hdev);
a635f9dd 2247
85cdaf52
JS		 2248 return ret;
2249}
2250EXPORT_SYMBOL_GPL(hid_add_device);
2251
2252/**
2253 * hid_allocate_device - allocate new hid device descriptor
2254 *
2255 * Allocate and initialize hid device, so that hid_destroy_device might be
2256 * used to free it.
2257 *
2258 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2259 * error value.
2260 */
2261struct hid_device *hid_allocate_device(void)
2262{
2263 struct hid_device *hdev;
85cdaf52
JS		 2264 int ret = -ENOMEM;
2265
2266 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2267 if (hdev == NULL)
2268 return ERR_PTR(ret);
2269
2270 device_initialize(&hdev->dev);
2271 hdev->dev.release = hid_device_release;
2272 hdev->dev.bus = &hid_bus_type;
2273
a7197c2e 2274 hid_close_report(hdev);
85cdaf52 2275
cd667ce2
JK		 2276 init_waitqueue_head(&hdev->debug_wait);
2277 INIT_LIST_HEAD(&hdev->debug_list);
4ea54542 2278 sema_init(&hdev->driver_lock, 1);
cd667ce2 2279
85cdaf52 2280 return hdev;
85cdaf52
JS		 2281}
2282EXPORT_SYMBOL_GPL(hid_allocate_device);
2283
2284static void hid_remove_device(struct hid_device *hdev)
2285{
2286 if (hdev->status & HID_STAT_ADDED) {
2287 device_del(&hdev->dev);
a635f9dd 2288 hid_debug_unregister(hdev);
85cdaf52
JS		 2289 hdev->status &= ~HID_STAT_ADDED;
2290 }
a7197c2e
HR		 2291 kfree(hdev->dev_rdesc);
2292 hdev->dev_rdesc = NULL;
2293 hdev->dev_rsize = 0;
85cdaf52
JS		 2294}
2295
2296/**
2297 * hid_destroy_device - free previously allocated device
2298 *
2299 * @hdev: hid device
2300 *
2301 * If you allocate hid_device through hid_allocate_device, you should ever
2302 * free by this function.
2303 */
2304void hid_destroy_device(struct hid_device *hdev)
2305{
2306 hid_remove_device(hdev);
2307 put_device(&hdev->dev);
2308}
2309EXPORT_SYMBOL_GPL(hid_destroy_device);
2310
2311int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2312 const char *mod_name)
2313{
3a6f82f7
JS		 2314 int ret;
2315
85cdaf52
JS		 2316 hdrv->driver.name = hdrv->name;
2317 hdrv->driver.bus = &hid_bus_type;
2318 hdrv->driver.owner = owner;
2319 hdrv->driver.mod_name = mod_name;
2320
3a6f82f7
JS		 2321 INIT_LIST_HEAD(&hdrv->dyn_list);
2322 spin_lock_init(&hdrv->dyn_lock);
2323
2324 ret = driver_register(&hdrv->driver);
2325 if (ret)
2326 return ret;
2327
2328 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2329 if (ret)
2330 driver_unregister(&hdrv->driver);
2331
2332 return ret;
85cdaf52
JS		 2333}
2334EXPORT_SYMBOL_GPL(__hid_register_driver);
2335
2336void hid_unregister_driver(struct hid_driver *hdrv)
2337{
3a6f82f7 2338 driver_remove_file(&hdrv->driver, &driver_attr_new_id);
85cdaf52 2339 driver_unregister(&hdrv->driver);
3a6f82f7 2340 hid_free_dynids(hdrv);
85cdaf52
JS		 2341}
2342EXPORT_SYMBOL_GPL(hid_unregister_driver);
2343
0361a28d
ON		 2344int hid_check_keys_pressed(struct hid_device *hid)
2345{
2346 struct hid_input *hidinput;
2347 int i;
2348
e5288eb5
JK		 2349 if (!(hid->claimed & HID_CLAIMED_INPUT))
2350 return 0;
2351
0361a28d
ON		 2352 list_for_each_entry(hidinput, &hid->inputs, list) {
2353 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2354 if (hidinput->input->key[i])
2355 return 1;
2356 }
2357
2358 return 0;
2359}
2360
2361EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2362
86166b7b
JK		 2363static int __init hid_init(void)
2364{
85cdaf52
JS		 2365 int ret;
2366
a635f9dd 2367 if (hid_debug)
4291ee30
JP		 2368 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2369 "debugfs is now used for inspecting the device (report descriptor, reports)\n");
a635f9dd 2370
85cdaf52
JS		 2371 ret = bus_register(&hid_bus_type);
2372 if (ret) {
4291ee30 2373 pr_err("can't register hid bus\n");
85cdaf52
JS		 2374 goto err;
2375 }
2376
2377 ret = hidraw_init();
2378 if (ret)
2379 goto err_bus;
2380
a635f9dd
JK		 2381 hid_debug_init();
2382
85cdaf52
JS		 2383 return 0;
2384err_bus:
2385 bus_unregister(&hid_bus_type);
2386err:
2387 return ret;
86166b7b
JK		 2388}
2389
2390static void __exit hid_exit(void)
2391{
a635f9dd 2392 hid_debug_exit();
86166b7b 2393 hidraw_exit();
85cdaf52 2394 bus_unregister(&hid_bus_type);
86166b7b
JK		 2395}
2396
2397module_init(hid_init);
2398module_exit(hid_exit);
2399
88adb72b
JK		 2400MODULE_AUTHOR("Andreas Gal");
2401MODULE_AUTHOR("Vojtech Pavlik");
2402MODULE_AUTHOR("Jiri Kosina");
aa938f79
JK		 2403MODULE_LICENSE(DRIVER_LICENSE);
2404
Linux 6.x block layer and io_uring tree(s)