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HID: hid-multitouch: Switch to device groups
[GitHub/mt8127/android_kernel_alcatel_ttab.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{
4fa3a583
HR		 663 if (usage == HID_DG_CONTACTID)
664 hid->group = HID_GROUP_MULTITOUCH;
734c6609
HR		 665}
666
667/*
668 * Scan a report descriptor before the device is added to the bus.
669 * Sets device groups and other properties that determine what driver
670 * to load.
671 */
672static int hid_scan_report(struct hid_device *hid)
673{
674 unsigned int page = 0, delim = 0;
675 __u8 *start = hid->dev_rdesc;
676 __u8 *end = start + hid->dev_rsize;
677 unsigned int u, u_min = 0, u_max = 0;
678 struct hid_item item;
679
680 hid->group = HID_GROUP_GENERIC;
681 while ((start = fetch_item(start, end, &item)) != NULL) {
682 if (item.format != HID_ITEM_FORMAT_SHORT)
683 return -EINVAL;
684 if (item.type == HID_ITEM_TYPE_GLOBAL) {
685 if (item.tag == HID_GLOBAL_ITEM_TAG_USAGE_PAGE)
686 page = item_udata(&item) << 16;
687 } else if (item.type == HID_ITEM_TYPE_LOCAL) {
688 if (delim > 1)
689 break;
690 u = item_udata(&item);
691 if (item.size <= 2)
692 u += page;
693 switch (item.tag) {
694 case HID_LOCAL_ITEM_TAG_DELIMITER:
695 delim += !!u;
696 break;
697 case HID_LOCAL_ITEM_TAG_USAGE:
698 hid_scan_usage(hid, u);
699 break;
700 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
701 u_min = u;
702 break;
703 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
704 u_max = u;
705 for (u = u_min; u <= u_max; u++)
706 hid_scan_usage(hid, u);
707 break;
708 }
709 }
710 }
711
712 return 0;
713}
714
85cdaf52
JS		 715/**
716 * hid_parse_report - parse device report
717 *
718 * @device: hid device
719 * @start: report start
720 * @size: report size
721 *
a7197c2e
HR		 722 * Allocate the device report as read by the bus driver. This function should
723 * only be called from parse() in ll drivers.
724 */
725int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size)
726{
727 hid->dev_rdesc = kmemdup(start, size, GFP_KERNEL);
728 if (!hid->dev_rdesc)
729 return -ENOMEM;
730 hid->dev_rsize = size;
731 return 0;
732}
733EXPORT_SYMBOL_GPL(hid_parse_report);
734
735/**
736 * hid_open_report - open a driver-specific device report
737 *
738 * @device: hid device
739 *
dde5845a
JK		 740 * Parse a report description into a hid_device structure. Reports are
741 * enumerated, fields are attached to these reports.
85cdaf52 742 * 0 returned on success, otherwise nonzero error value.
a7197c2e
HR		 743 *
744 * This function (or the equivalent hid_parse() macro) should only be
745 * called from probe() in drivers, before starting the device.
dde5845a 746 */
a7197c2e 747int hid_open_report(struct hid_device *device)
dde5845a 748{
dde5845a
JK		 749 struct hid_parser *parser;
750 struct hid_item item;
a7197c2e
HR		 751 unsigned int size;
752 __u8 *start;
dde5845a 753 __u8 *end;
85cdaf52 754 int ret;
dde5845a
JK		 755 static int (*dispatch_type[])(struct hid_parser *parser,
756 struct hid_item *item) = {
757 hid_parser_main,
758 hid_parser_global,
759 hid_parser_local,
760 hid_parser_reserved
761 };
762
a7197c2e
HR		 763 if (WARN_ON(device->status & HID_STAT_PARSED))
764 return -EBUSY;
765
766 start = device->dev_rdesc;
767 if (WARN_ON(!start))
768 return -ENODEV;
769 size = device->dev_rsize;
770
c500c971 771 if (device->driver->report_fixup)
73e4008d 772 start = device->driver->report_fixup(device, start, &size);
c500c971 773
1721a238 774 device->rdesc = kmemdup(start, size, GFP_KERNEL);
85cdaf52
JS		 775 if (device->rdesc == NULL)
776 return -ENOMEM;
dde5845a
JK		 777 device->rsize = size;
778
fe258020 779 parser = vzalloc(sizeof(struct hid_parser));
85cdaf52
JS		 780 if (!parser) {
781 ret = -ENOMEM;
782 goto err;
dde5845a 783 }
85cdaf52 784
dde5845a
JK		 785 parser->device = device;
786
787 end = start + size;
a7197c2e
HR		 788
789 device->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
790 sizeof(struct hid_collection), GFP_KERNEL);
791 if (!device->collection) {
792 ret = -ENOMEM;
793 goto err;
794 }
795 device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
796
85cdaf52 797 ret = -EINVAL;
dde5845a
JK		 798 while ((start = fetch_item(start, end, &item)) != NULL) {
799
800 if (item.format != HID_ITEM_FORMAT_SHORT) {
8c3d52fc 801 hid_err(device, "unexpected long global item\n");
85cdaf52 802 goto err;
dde5845a
JK		 803 }
804
805 if (dispatch_type[item.type](parser, &item)) {
8c3d52fc 806 hid_err(device, "item %u %u %u %u parsing failed\n",
4291ee30
JP		 807 item.format, (unsigned)item.size,
808 (unsigned)item.type, (unsigned)item.tag);
85cdaf52 809 goto err;
dde5845a
JK		 810 }
811
812 if (start == end) {
813 if (parser->collection_stack_ptr) {
8c3d52fc 814 hid_err(device, "unbalanced collection at end of report description\n");
85cdaf52 815 goto err;
dde5845a
JK		 816 }
817 if (parser->local.delimiter_depth) {
8c3d52fc 818 hid_err(device, "unbalanced delimiter at end of report description\n");
85cdaf52 819 goto err;
dde5845a 820 }
47a80edb 821 vfree(parser);
a7197c2e 822 device->status |= HID_STAT_PARSED;
85cdaf52 823 return 0;
dde5845a
JK		 824 }
825 }
826
8c3d52fc 827 hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
85cdaf52 828err:
47a80edb 829 vfree(parser);
a7197c2e 830 hid_close_report(device);
85cdaf52 831 return ret;
dde5845a 832}
a7197c2e 833EXPORT_SYMBOL_GPL(hid_open_report);
dde5845a
JK		 834
835/*
836 * Convert a signed n-bit integer to signed 32-bit integer. Common
837 * cases are done through the compiler, the screwed things has to be
838 * done by hand.
839 */
840
841static s32 snto32(__u32 value, unsigned n)
842{
843 switch (n) {
880d29f1
JS		 844 case 8: return ((__s8)value);
845 case 16: return ((__s16)value);
846 case 32: return ((__s32)value);
dde5845a
JK		 847 }
848 return value & (1 << (n - 1)) ? value | (-1 << n) : value;
849}
850
851/*
852 * Convert a signed 32-bit integer to a signed n-bit integer.
853 */
854
855static u32 s32ton(__s32 value, unsigned n)
856{
857 s32 a = value >> (n - 1);
858 if (a && a != -1)
859 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
860 return value & ((1 << n) - 1);
861}
862
863/*
864 * Extract/implement a data field from/to a little endian report (bit array).
865 *
866 * Code sort-of follows HID spec:
867 * http://www.usb.org/developers/devclass_docs/HID1_11.pdf
868 *
869 * While the USB HID spec allows unlimited length bit fields in "report
870 * descriptors", most devices never use more than 16 bits.
871 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
872 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
873 */
874
16ee4cc8
JP		 875static __u32 extract(const struct hid_device *hid, __u8 *report,
876 unsigned offset, unsigned n)
dde5845a
JK		 877{
878 u64 x;
879
c4124c9b 880 if (n > 32)
4291ee30
JP		 881 hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n",
882 n, current->comm);
dde5845a
JK		 883
884 report += offset >> 3; /* adjust byte index */
229695e5 885 offset &= 7; /* now only need bit offset into one byte */
c105068f 886 x = get_unaligned_le64(report);
229695e5 887 x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */
dde5845a
JK		 888 return (u32) x;
889}
890
891/*
892 * "implement" : set bits in a little endian bit stream.
893 * Same concepts as "extract" (see comments above).
894 * The data mangled in the bit stream remains in little endian
895 * order the whole time. It make more sense to talk about
896 * endianness of register values by considering a register
897 * a "cached" copy of the little endiad bit stream.
898 */
16ee4cc8
JP		 899static void implement(const struct hid_device *hid, __u8 *report,
900 unsigned offset, unsigned n, __u32 value)
dde5845a 901{
6f0168d2 902 u64 x;
dde5845a
JK		 903 u64 m = (1ULL << n) - 1;
904
c4124c9b 905 if (n > 32)
4291ee30
JP		 906 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
907 __func__, n, current->comm);
dde5845a 908
c4124c9b 909 if (value > m)
4291ee30
JP		 910 hid_warn(hid, "%s() called with too large value %d! (%s)\n",
911 __func__, value, current->comm);
dde5845a
JK		 912 WARN_ON(value > m);
913 value &= m;
914
915 report += offset >> 3;
916 offset &= 7;
917
6f0168d2
HH		 918 x = get_unaligned_le64(report);
919 x &= ~(m << offset);
920 x |= ((u64)value) << offset;
921 put_unaligned_le64(x, report);
dde5845a
JK		 922}
923
924/*
925 * Search an array for a value.
926 */
927
16ee4cc8 928static int search(__s32 *array, __s32 value, unsigned n)
dde5845a
JK		 929{
930 while (n--) {
931 if (*array++ == value)
932 return 0;
933 }
934 return -1;
935}
936
85cdaf52
JS		 937/**
938 * hid_match_report - check if driver's raw_event should be called
939 *
940 * @hid: hid device
941 * @report_type: type to match against
942 *
943 * compare hid->driver->report_table->report_type to report->type
944 */
945static int hid_match_report(struct hid_device *hid, struct hid_report *report)
dde5845a 946{
85cdaf52
JS		 947 const struct hid_report_id *id = hid->driver->report_table;
948
949 if (!id) /* NULL means all */
950 return 1;
951
952 for (; id->report_type != HID_TERMINATOR; id++)
953 if (id->report_type == HID_ANY_ID ||
954 id->report_type == report->type)
955 return 1;
956 return 0;
957}
958
959/**
960 * hid_match_usage - check if driver's event should be called
961 *
962 * @hid: hid device
963 * @usage: usage to match against
964 *
965 * compare hid->driver->usage_table->usage_{type,code} to
966 * usage->usage_{type,code}
967 */
968static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
969{
970 const struct hid_usage_id *id = hid->driver->usage_table;
971
972 if (!id) /* NULL means all */
973 return 1;
974
975 for (; id->usage_type != HID_ANY_ID - 1; id++)
976 if ((id->usage_hid == HID_ANY_ID ||
977 id->usage_hid == usage->hid) &&
978 (id->usage_type == HID_ANY_ID ||
979 id->usage_type == usage->type) &&
980 (id->usage_code == HID_ANY_ID ||
981 id->usage_code == usage->code))
982 return 1;
983 return 0;
984}
985
986static void hid_process_event(struct hid_device *hid, struct hid_field *field,
987 struct hid_usage *usage, __s32 value, int interrupt)
988{
989 struct hid_driver *hdrv = hid->driver;
990 int ret;
991
cd667ce2 992 hid_dump_input(hid, usage, value);
85cdaf52
JS		 993
994 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
995 ret = hdrv->event(hid, field, usage, value);
996 if (ret != 0) {
997 if (ret < 0)
8c3d52fc 998 hid_err(hid, "%s's event failed with %d\n",
85cdaf52
JS		 999 hdrv->name, ret);
1000 return;
1001 }
1002 }
1003
dde5845a
JK		 1004 if (hid->claimed & HID_CLAIMED_INPUT)
1005 hidinput_hid_event(hid, field, usage, value);
aa938f79
JK		 1006 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
1007 hid->hiddev_hid_event(hid, field, usage, value);
dde5845a
JK		 1008}
1009
1010/*
1011 * Analyse a received field, and fetch the data from it. The field
1012 * content is stored for next report processing (we do differential
1013 * reporting to the layer).
1014 */
1015
abdff0f7
AB		 1016static void hid_input_field(struct hid_device *hid, struct hid_field *field,
1017 __u8 *data, int interrupt)
dde5845a
JK		 1018{
1019 unsigned n;
1020 unsigned count = field->report_count;
1021 unsigned offset = field->report_offset;
1022 unsigned size = field->report_size;
1023 __s32 min = field->logical_minimum;
1024 __s32 max = field->logical_maximum;
1025 __s32 *value;
1026
a3789a17
JP		 1027 value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
1028 if (!value)
dde5845a
JK		 1029 return;
1030
1031 for (n = 0; n < count; n++) {
1032
4291ee30
JP		 1033 value[n] = min < 0 ?
1034 snto32(extract(hid, data, offset + n * size, size),
1035 size) :
1036 extract(hid, data, offset + n * size, size);
dde5845a 1037
4291ee30
JP		 1038 /* Ignore report if ErrorRollOver */
1039 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
1040 value[n] >= min && value[n] <= max &&
1041 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
1042 goto exit;
dde5845a
JK		 1043 }
1044
1045 for (n = 0; n < count; n++) {
1046
1047 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
1048 hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
1049 continue;
1050 }
1051
1052 if (field->value[n] >= min && field->value[n] <= max
1053 && field->usage[field->value[n] - min].hid
1054 && search(value, field->value[n], count))
1055 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
1056
1057 if (value[n] >= min && value[n] <= max
1058 && field->usage[value[n] - min].hid
1059 && search(field->value, value[n], count))
1060 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1061 }
1062
1063 memcpy(field->value, value, count * sizeof(__s32));
1064exit:
1065 kfree(value);
1066}
dde5845a
JK		 1067
1068/*
1069 * Output the field into the report.
1070 */
1071
4291ee30
JP		 1072static void hid_output_field(const struct hid_device *hid,
1073 struct hid_field *field, __u8 *data)
dde5845a
JK		 1074{
1075 unsigned count = field->report_count;
1076 unsigned offset = field->report_offset;
1077 unsigned size = field->report_size;
1078 unsigned n;
1079
1080 for (n = 0; n < count; n++) {
1081 if (field->logical_minimum < 0) /* signed values */
4291ee30
JP		 1082 implement(hid, data, offset + n * size, size,
1083 s32ton(field->value[n], size));
dde5845a 1084 else /* unsigned values */
4291ee30
JP		 1085 implement(hid, data, offset + n * size, size,
1086 field->value[n]);
dde5845a
JK		 1087 }
1088}
1089
1090/*
1091 * Create a report.
1092 */
1093
229695e5 1094void hid_output_report(struct hid_report *report, __u8 *data)
dde5845a
JK		 1095{
1096 unsigned n;
1097
1098 if (report->id > 0)
1099 *data++ = report->id;
1100
75c28df8 1101 memset(data, 0, ((report->size - 1) >> 3) + 1);
dde5845a 1102 for (n = 0; n < report->maxfield; n++)
4291ee30 1103 hid_output_field(report->device, report->field[n], data);
dde5845a 1104}
229695e5 1105EXPORT_SYMBOL_GPL(hid_output_report);
dde5845a
JK		 1106
1107/*
1108 * Set a field value. The report this field belongs to has to be
1109 * created and transferred to the device, to set this value in the
1110 * device.
1111 */
1112
1113int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1114{
1115 unsigned size = field->report_size;
1116
cd667ce2 1117 hid_dump_input(field->report->device, field->usage + offset, value);
dde5845a
JK		 1118
1119 if (offset >= field->report_count) {
8c3d52fc
JK		 1120 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1121 offset, field->report_count);
dde5845a
JK		 1122 return -1;
1123 }
1124 if (field->logical_minimum < 0) {
1125 if (value != snto32(s32ton(value, size), size)) {
8c3d52fc 1126 hid_err(field->report->device, "value %d is out of range\n", value);
dde5845a
JK		 1127 return -1;
1128 }
1129 }
1130 field->value[offset] = value;
1131 return 0;
1132}
229695e5 1133EXPORT_SYMBOL_GPL(hid_set_field);
dde5845a 1134
85cdaf52
JS		 1135static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1136 const u8 *data)
aa8de2f0 1137{
aa8de2f0 1138 struct hid_report *report;
85cdaf52 1139 unsigned int n = 0; /* Normally report number is 0 */
aa8de2f0 1140
85cdaf52
JS		 1141 /* Device uses numbered reports, data[0] is report number */
1142 if (report_enum->numbered)
1143 n = *data;
aa8de2f0 1144
85cdaf52
JS		 1145 report = report_enum->report_id_hash[n];
1146 if (report == NULL)
1147 dbg_hid("undefined report_id %u received\n", n);
aa8de2f0 1148
85cdaf52
JS		 1149 return report;
1150}
aa8de2f0 1151
85cdaf52
JS		 1152void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
1153 int interrupt)
1154{
1155 struct hid_report_enum *report_enum = hid->report_enum + type;
1156 struct hid_report *report;
1157 unsigned int a;
1158 int rsize, csize = size;
1159 u8 *cdata = data;
aa8de2f0 1160
85cdaf52
JS		 1161 report = hid_get_report(report_enum, data);
1162 if (!report)
1163 return;
aa8de2f0 1164
85cdaf52
JS		 1165 if (report_enum->numbered) {
1166 cdata++;
1167 csize--;
aa8de2f0
JK		 1168 }
1169
1170 rsize = ((report->size - 1) >> 3) + 1;
1171
966922f2
AV		 1172 if (rsize > HID_MAX_BUFFER_SIZE)
1173 rsize = HID_MAX_BUFFER_SIZE;
1174
85cdaf52
JS		 1175 if (csize < rsize) {
1176 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1177 csize, rsize);
1178 memset(cdata + csize, 0, rsize - csize);
aa8de2f0
JK		 1179 }
1180
1181 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1182 hid->hiddev_report_event(hid, report);
5a38f2c7
AO		 1183 if (hid->claimed & HID_CLAIMED_HIDRAW)
1184 hidraw_report_event(hid, data, size);
aa8de2f0 1185
85cdaf52
JS		 1186 for (a = 0; a < report->maxfield; a++)
1187 hid_input_field(hid, report->field[a], cdata, interrupt);
aa8de2f0
JK		 1188
1189 if (hid->claimed & HID_CLAIMED_INPUT)
1190 hidinput_report_event(hid, report);
85cdaf52
JS		 1191}
1192EXPORT_SYMBOL_GPL(hid_report_raw_event);
1193
1194/**
1195 * hid_input_report - report data from lower layer (usb, bt...)
1196 *
1197 * @hid: hid device
1198 * @type: HID report type (HID_*_REPORT)
1199 * @data: report contents
1200 * @size: size of data parameter
ff9b00a2 1201 * @interrupt: distinguish between interrupt and control transfers
85cdaf52
JS		 1202 *
1203 * This is data entry for lower layers.
1204 */
1205int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1206{
76c317d6
JL		 1207 struct hid_report_enum *report_enum;
1208 struct hid_driver *hdrv;
85cdaf52 1209 struct hid_report *report;
cd667ce2 1210 char *buf;
85cdaf52 1211 unsigned int i;
45dc1ac7 1212 int ret = 0;
85cdaf52 1213
4ea54542 1214 if (!hid)
85cdaf52 1215 return -ENODEV;
4ea54542
DH		 1216
1217 if (down_trylock(&hid->driver_lock))
1218 return -EBUSY;
1219
1220 if (!hid->driver) {
1221 ret = -ENODEV;
1222 goto unlock;
1223 }
76c317d6
JL		 1224 report_enum = hid->report_enum + type;
1225 hdrv = hid->driver;
85cdaf52
JS		 1226
1227 if (!size) {
1228 dbg_hid("empty report\n");
4ea54542
DH		 1229 ret = -1;
1230 goto unlock;
85cdaf52
JS		 1231 }
1232
d1ff6522 1233 buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC);
cd667ce2 1234
f77e347b 1235 if (!buf)
cd667ce2 1236 goto nomem;
85cdaf52
JS		 1237
1238 /* dump the report */
cd667ce2 1239 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1caea61e 1240 "\nreport (size %u) (%snumbered) = ", size, report_enum->numbered ? "" : "un");
cd667ce2 1241 hid_debug_event(hid, buf);
1caea61e 1242
cd667ce2
JK		 1243 for (i = 0; i < size; i++) {
1244 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1245 " %02x", data[i]);
1246 hid_debug_event(hid, buf);
1247 }
1248 hid_debug_event(hid, "\n");
cd667ce2 1249 kfree(buf);
85cdaf52 1250
cd667ce2 1251nomem:
1caea61e
JK		 1252 report = hid_get_report(report_enum, data);
1253
4ea54542
DH		 1254 if (!report) {
1255 ret = -1;
1256 goto unlock;
1257 }
85cdaf52
JS		 1258
1259 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1260 ret = hdrv->raw_event(hid, report, data, size);
4ea54542
DH		 1261 if (ret != 0) {
1262 ret = ret < 0 ? ret : 0;
1263 goto unlock;
1264 }
85cdaf52
JS		 1265 }
1266
1267 hid_report_raw_event(hid, type, data, size, interrupt);
aa8de2f0 1268
4ea54542
DH		 1269unlock:
1270 up(&hid->driver_lock);
45dc1ac7 1271 return ret;
aa8de2f0
JK		 1272}
1273EXPORT_SYMBOL_GPL(hid_input_report);
1274
0f37cd03
JK		 1275static bool hid_match_one_id(struct hid_device *hdev,
1276 const struct hid_device_id *id)
1277{
7431fb76 1278 return (id->bus == HID_BUS_ANY || id->bus == hdev->bus) &&
4d53b801 1279 (id->group == HID_GROUP_ANY || id->group == hdev->group) &&
0f37cd03
JK		 1280 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1281 (id->product == HID_ANY_ID || id->product == hdev->product);
1282}
1283
bbc21cfd 1284const struct hid_device_id *hid_match_id(struct hid_device *hdev,
0f37cd03
JK		 1285 const struct hid_device_id *id)
1286{
1287 for (; id->bus; id++)
1288 if (hid_match_one_id(hdev, id))
1289 return id;
1290
1291 return NULL;
1292}
1293
1294static const struct hid_device_id hid_hiddev_list[] = {
c0bd6a42
RH		 1295 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1296 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
0f37cd03
JK		 1297 { }
1298};
1299
1300static bool hid_hiddev(struct hid_device *hdev)
1301{
1302 return !!hid_match_id(hdev, hid_hiddev_list);
1303}
1304
6d3bfb74
AO		 1305
1306static ssize_t
1307read_report_descriptor(struct file *filp, struct kobject *kobj,
1308 struct bin_attribute *attr,
1309 char *buf, loff_t off, size_t count)
1310{
1311 struct device *dev = container_of(kobj, struct device, kobj);
1312 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1313
1314 if (off >= hdev->rsize)
1315 return 0;
1316
1317 if (off + count > hdev->rsize)
1318 count = hdev->rsize - off;
1319
1320 memcpy(buf, hdev->rdesc + off, count);
1321
1322 return count;
1323}
1324
1325static struct bin_attribute dev_bin_attr_report_desc = {
1326 .attr = { .name = "report_descriptor", .mode = 0444 },
1327 .read = read_report_descriptor,
1328 .size = HID_MAX_DESCRIPTOR_SIZE,
1329};
1330
93c10132
JS		 1331int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1332{
1333 static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1334 "Joystick", "Gamepad", "Keyboard", "Keypad",
1335 "Multi-Axis Controller"
1336 };
1337 const char *type, *bus;
1338 char buf[64];
1339 unsigned int i;
1340 int len;
6d3bfb74 1341 int ret;
93c10132 1342
b5e5a37e
BN		 1343 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1344 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
3a343ee4
DM		 1345 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1346 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
93c10132
JS		 1347 if (hdev->bus != BUS_USB)
1348 connect_mask &= ~HID_CONNECT_HIDDEV;
0f37cd03
JK		 1349 if (hid_hiddev(hdev))
1350 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
93c10132
JS		 1351
1352 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1353 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1354 hdev->claimed |= HID_CLAIMED_INPUT;
b77c3920 1355
93c10132
JS		 1356 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1357 !hdev->hiddev_connect(hdev,
1358 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1359 hdev->claimed |= HID_CLAIMED_HIDDEV;
1360 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1361 hdev->claimed |= HID_CLAIMED_HIDRAW;
1362
1363 if (!hdev->claimed) {
4291ee30 1364 hid_err(hdev, "claimed by neither input, hiddev nor hidraw\n");
93c10132
JS		 1365 return -ENODEV;
1366 }
1367
1368 if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1369 (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1370 hdev->ff_init(hdev);
1371
1372 len = 0;
1373 if (hdev->claimed & HID_CLAIMED_INPUT)
1374 len += sprintf(buf + len, "input");
1375 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1376 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1377 hdev->minor);
1378 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1379 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1380 ((struct hidraw *)hdev->hidraw)->minor);
1381
1382 type = "Device";
1383 for (i = 0; i < hdev->maxcollection; i++) {
1384 struct hid_collection *col = &hdev->collection[i];
1385 if (col->type == HID_COLLECTION_APPLICATION &&
1386 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1387 (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1388 type = types[col->usage & 0xffff];
1389 break;
1390 }
1391 }
1392
1393 switch (hdev->bus) {
1394 case BUS_USB:
1395 bus = "USB";
1396 break;
1397 case BUS_BLUETOOTH:
1398 bus = "BLUETOOTH";
1399 break;
1400 default:
1401 bus = "<UNKNOWN>";
1402 }
1403
6d3bfb74
AO		 1404 ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1405 if (ret)
1406 hid_warn(hdev,
1407 "can't create sysfs report descriptor attribute err: %d\n", ret);
1408
4291ee30
JP		 1409 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1410 buf, bus, hdev->version >> 8, hdev->version & 0xff,
1411 type, hdev->name, hdev->phys);
93c10132
JS		 1412
1413 return 0;
1414}
1415EXPORT_SYMBOL_GPL(hid_connect);
1416
c4c259bc
JK		 1417void hid_disconnect(struct hid_device *hdev)
1418{
6d3bfb74 1419 device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
c4c259bc
JK		 1420 if (hdev->claimed & HID_CLAIMED_INPUT)
1421 hidinput_disconnect(hdev);
1422 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1423 hdev->hiddev_disconnect(hdev);
1424 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1425 hidraw_disconnect(hdev);
1426}
1427EXPORT_SYMBOL_GPL(hid_disconnect);
1428
bae7eb33 1429/* a list of devices for which there is a specialized driver on HID bus */
ce06b9d6 1430static const struct hid_device_id hid_have_special_driver[] = {
14a21cd4
JS		 1431 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1432 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
b7e1b203 1433 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
c0dbcc33 1434 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
df9bcace 1435 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL) },
8c19a515
JS		 1436 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1437 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
128537ce 1438 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
a462230e 1439 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
8c19a515
JS		 1440 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1441 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1442 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1443 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1444 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1445 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1446 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1447 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1448 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1449 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1450 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
fef3f571
RF		 1451 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1452 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1453 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
8c19a515
JS		 1454 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1455 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1456 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1457 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1458 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1459 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
ee8a1a0a
JS		 1460 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1461 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1462 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
8c19a515
JS		 1463 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1464 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1465 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1466 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1467 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1468 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
a96d6ef3
HR		 1469 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1470 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1471 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 1472 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1473 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1474 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1475 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1476 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1477 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 1478 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1479 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1480 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 1481 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1482 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1483 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4a4c8799
DB		 1484 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1485 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1486 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
f6f554f0
JK		 1487 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1488 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1489 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
b3aec7b6
JK		 1490 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1491 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1492 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
23aeb61e
CSW		 1493 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1494 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1495 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
ad734bc1 1496 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
8c19a515
JS		 1497 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1498 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
b5635b12 1499 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
bf280628 1500 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
c3dc66de 1501 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
3b239cd7 1502 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1ce31b25 1503 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
fcfacfd3 1504 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
b9e4b1e0 1505 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
3596bb92 1506 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
3a370ca1 1507 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
0f221320
JS		 1508 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1509 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
e8d0eab4 1510 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
0f221320 1511 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
3f866fbd 1512 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
e05eefb9 1513 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
64b386ea 1514 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
04561c5a 1515 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1f243e30 1516 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
5181e594 1517 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
578f3a35 1518 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
5181e594 1519 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
42859e0b 1520 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
949f8fef 1521 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1e093206 1522 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
c2fd1a4e 1523 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
d946e65e 1524 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
fdf93aa3 1525 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
177900e8 1526 { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
79422741 1527 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
22ca20b2
NK		 1528 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
1529 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
1530 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
b5635b12 1531 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
75b07022 1532 { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
5f22a799
JS		 1533 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1534 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1535 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1536 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
1537 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1538 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1539 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
5f22a799
JS		 1540 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1541 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
5f22a799
JS		 1542 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
1543 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
2c6118e4 1544 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
606bd0a8
JS		 1545 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1546 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
1547 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
fd30ea8c 1548 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
606bd0a8 1549 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
74f292ca 1550 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
606bd0a8
JS		 1551 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1552 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
5623a24a 1553 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
e00ddc9b 1554 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
243b706d 1555 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
fdc6807f 1556 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
0944e964 1557#if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
534a7b8e
NLC		 1558 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1559 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
0944e964 1560#endif
32c88cbc 1561 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
606bd0a8 1562 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
24985cf6
JK		 1563 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1564 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
236db47c
BP		 1565 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1566 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
b580169a 1567 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
78a849a6
JS		 1568 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1569 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
1570 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1571 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
f3b83d71 1572 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
78a849a6 1573 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
3b8006e5 1574 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
94011f93 1575 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
6e32819e 1576 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1577 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1578 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1579 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1580 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
1581 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
1582 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
1583 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
1584 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
1585 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
1586 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
1587 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
1588 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
1589 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
1590 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
1591 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
1592 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
1593 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
270fdc07 1594 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
cd9ec30d 1595 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
1e762532 1596 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
f6a04605 1597 { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
f54405db 1598 { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN) },
14bf62cd 1599 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
e68cc603 1600 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
d41c2a70 1601 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
47dbdbff 1602 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
0e70f97f 1603 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
cb7cf3da 1604 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
3fce2246 1605 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
1e93674a 1606 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
980a3da6 1607 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
b355850b 1608 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
d586dca0 1609 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
bd28ce00 1610 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
35dca5b4 1611 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
f9ce7c28 1612 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
cc6e0bbb 1613 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
90231e7e 1614 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
daedb3d6
AH		 1615 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
1616 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
7a84b133
RAG		 1617 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
1618 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
daedb3d6 1619 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
3ee8f0a2 1620 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
daedb3d6 1621 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
d65c3768 1622 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
740363fb 1623 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
44ea35c1 1624 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
f14f526d 1625 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
54001081 1626 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
711a680e 1627 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
41fa9230 1628 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
f8a489cc
NK		 1629 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
1630 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
1631 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
6be914f1 1632 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
fac733f0 1633 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
42fc04e5 1634 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
ad395cca 1635 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
1bcc2067
SY		 1636 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
1637 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
1638 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
ca2dcd40 1639 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
78761ff9 1640 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
72a46344 1641 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
00e7f964 1642 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
4fdc18d1 1643 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
a786e83c 1644 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
72a46344 1645 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
8f1acc32 1646 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
74bc6953 1647 { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
daedb3d6
AH		 1648 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
1649 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
a9885c8f 1650 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
8c19a515 1651
78a849a6 1652 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
02fb72a0 1653 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
85cdaf52
JS		 1654 { }
1655};
1656
3a6f82f7
JS		 1657struct hid_dynid {
1658 struct list_head list;
1659 struct hid_device_id id;
1660};
1661
1662/**
1663 * store_new_id - add a new HID device ID to this driver and re-probe devices
1664 * @driver: target device driver
1665 * @buf: buffer for scanning device ID data
1666 * @count: input size
1667 *
1668 * Adds a new dynamic hid device ID to this driver,
1669 * and causes the driver to probe for all devices again.
1670 */
1671static ssize_t store_new_id(struct device_driver *drv, const char *buf,
1672 size_t count)
1673{
1674 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1675 struct hid_dynid *dynid;
1676 __u32 bus, vendor, product;
1677 unsigned long driver_data = 0;
1678 int ret;
1679
1680 ret = sscanf(buf, "%x %x %x %lx",
1681 &bus, &vendor, &product, &driver_data);
1682 if (ret < 3)
1683 return -EINVAL;
1684
1685 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
1686 if (!dynid)
1687 return -ENOMEM;
1688
1689 dynid->id.bus = bus;
4d53b801 1690 dynid->id.group = HID_GROUP_ANY;
3a6f82f7
JS		 1691 dynid->id.vendor = vendor;
1692 dynid->id.product = product;
1693 dynid->id.driver_data = driver_data;
1694
1695 spin_lock(&hdrv->dyn_lock);
1696 list_add_tail(&dynid->list, &hdrv->dyn_list);
1697 spin_unlock(&hdrv->dyn_lock);
1698
cef9bc56 1699 ret = driver_attach(&hdrv->driver);
3a6f82f7
JS		 1700
1701 return ret ? : count;
1702}
1703static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
1704
1705static void hid_free_dynids(struct hid_driver *hdrv)
1706{
1707 struct hid_dynid *dynid, *n;
1708
1709 spin_lock(&hdrv->dyn_lock);
1710 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
1711 list_del(&dynid->list);
1712 kfree(dynid);
1713 }
1714 spin_unlock(&hdrv->dyn_lock);
1715}
1716
1717static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
1718 struct hid_driver *hdrv)
1719{
1720 struct hid_dynid *dynid;
1721
1722 spin_lock(&hdrv->dyn_lock);
1723 list_for_each_entry(dynid, &hdrv->dyn_list, list) {
1724 if (hid_match_one_id(hdev, &dynid->id)) {
1725 spin_unlock(&hdrv->dyn_lock);
1726 return &dynid->id;
1727 }
1728 }
1729 spin_unlock(&hdrv->dyn_lock);
1730
1731 return hid_match_id(hdev, hdrv->id_table);
1732}
1733
85cdaf52
JS		 1734static int hid_bus_match(struct device *dev, struct device_driver *drv)
1735{
1736 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1737 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1738
070748ed 1739 return hid_match_device(hdev, hdrv) != NULL;
85cdaf52
JS		 1740}
1741
1742static int hid_device_probe(struct device *dev)
1743{
1744 struct hid_driver *hdrv = container_of(dev->driver,
1745 struct hid_driver, driver);
1746 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1747 const struct hid_device_id *id;
1748 int ret = 0;
1749
4ea54542
DH		 1750 if (down_interruptible(&hdev->driver_lock))
1751 return -EINTR;
1752
85cdaf52 1753 if (!hdev->driver) {
3a6f82f7 1754 id = hid_match_device(hdev, hdrv);
ba623a77 1755 if (id == NULL) {
4fa3a583
HR		 1756 ret = -ENODEV;
1757 goto unlock;
ba623a77 1758 }
85cdaf52 1759
c500c971
JS		 1760 hdev->driver = hdrv;
1761 if (hdrv->probe) {
1762 ret = hdrv->probe(hdev, id);
1763 } else { /* default probe */
a7197c2e 1764 ret = hid_open_report(hdev);
c500c971 1765 if (!ret)
93c10132 1766 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
85cdaf52 1767 }
a7197c2e
HR		 1768 if (ret) {
1769 hid_close_report(hdev);
c500c971 1770 hdev->driver = NULL;
a7197c2e 1771 }
85cdaf52 1772 }
ba623a77 1773unlock:
4ea54542 1774 up(&hdev->driver_lock);
85cdaf52
JS		 1775 return ret;
1776}
1777
1778static int hid_device_remove(struct device *dev)
1779{
1780 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
4ea54542
DH		 1781 struct hid_driver *hdrv;
1782
1783 if (down_interruptible(&hdev->driver_lock))
1784 return -EINTR;
85cdaf52 1785
4ea54542 1786 hdrv = hdev->driver;
85cdaf52
JS		 1787 if (hdrv) {
1788 if (hdrv->remove)
1789 hdrv->remove(hdev);
c500c971
JS		 1790 else /* default remove */
1791 hid_hw_stop(hdev);
a7197c2e 1792 hid_close_report(hdev);
85cdaf52
JS		 1793 hdev->driver = NULL;
1794 }
1795
4ea54542 1796 up(&hdev->driver_lock);
85cdaf52
JS		 1797 return 0;
1798}
1799
4d53b801
HR		 1800static ssize_t modalias_show(struct device *dev, struct device_attribute *a,
1801 char *buf)
1802{
1803 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1804 int len;
1805
1806 len = snprintf(buf, PAGE_SIZE, "hid:b%04Xg%04Xv%08Xp%08X\n",
1807 hdev->bus, hdev->group, hdev->vendor, hdev->product);
1808
1809 return (len >= PAGE_SIZE) ? (PAGE_SIZE - 1) : len;
1810}
1811
1812static struct device_attribute hid_dev_attrs[] = {
1813 __ATTR_RO(modalias),
1814 __ATTR_NULL,
1815};
1816
85cdaf52
JS		 1817static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
1818{
1819 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1820
1821 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
1822 hdev->bus, hdev->vendor, hdev->product))
1823 return -ENOMEM;
1824
1825 if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
1826 return -ENOMEM;
1827
1828 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
1829 return -ENOMEM;
1830
1831 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
1832 return -ENOMEM;
1833
4d53b801
HR		 1834 if (add_uevent_var(env, "MODALIAS=hid:b%04Xg%04Xv%08Xp%08X",
1835 hdev->bus, hdev->group, hdev->vendor, hdev->product))
85cdaf52
JS		 1836 return -ENOMEM;
1837
1838 return 0;
1839}
1840
1841static struct bus_type hid_bus_type = {
1842 .name = "hid",
4d53b801 1843 .dev_attrs = hid_dev_attrs,
85cdaf52
JS		 1844 .match = hid_bus_match,
1845 .probe = hid_device_probe,
1846 .remove = hid_device_remove,
1847 .uevent = hid_uevent,
1848};
1849
bae7eb33 1850/* a list of devices that shouldn't be handled by HID core at all */
d458a9df
JS		 1851static const struct hid_device_id hid_ignore_list[] = {
1852 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
1853 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
1854 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
1855 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
1856 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
1857 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
1858 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
1859 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
1860 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
1861 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
1862 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
1863 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
77f720b7
SC		 1864 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
1865 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
62a56582 1866 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
d458a9df
JS		 1867 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
1868 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
1869 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
1870 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
1871 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
1872 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
5f6108cf 1873 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
d458a9df
JS		 1874 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
1875 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
73bc7d31 1876 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
789aaa2e 1877 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) },
d458a9df 1878 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
70c66567 1879 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
df506f2c 1880 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
b1807719 1881 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
d458a9df 1882 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
d458a9df
JS		 1883 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
1884 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30) },
1885 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30) },
1886 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT) },
1887 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT) },
1888 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT) },
1889 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT) },
1890 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT) },
1891 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL) },
1892 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
1893 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
1894 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
1895 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
1896 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
1897 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
1898 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
1899 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
1900 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
1901 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
1902 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
1903 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
1904 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
1905 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
1906 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
1907 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
1908 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
1909 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
1910 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
1911 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
1912 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
1913 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
1914 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
1915 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
1916 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
1917 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
1918 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
1919 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
1920 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
1921 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
1922 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
1923 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
1924 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
1925 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
1926 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
1927 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
1928 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
1929 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
1930 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
1931 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
1932 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
1933 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
1934 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
1935 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
1936 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
1937 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
1938 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
1939 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
1940 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
1941 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
1942 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
1943 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
1944 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
1945 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
c91c21c5 1946 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
d458a9df 1947 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
eb8141cc 1948 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
d458a9df 1949 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
ce97cac8 1950 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
d458a9df 1951 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
ce97cac8 1952 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
d458a9df 1953 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
ce97cac8
MH		 1954 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
1955 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
1956 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
1957 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
1958 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
1959 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
d458a9df
JS		 1960 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
1961 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
1962 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
ce97cac8
MH		 1963 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
1964 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
1965 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
d458a9df
JS		 1966 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
1967 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
ce97cac8 1968 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
d458a9df
JS		 1969 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
1970 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
1971 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
1972 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
1973 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
ce97cac8
MH		 1974 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
1975 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
1976 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
1977 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
1978 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
1979 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
1980 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
d458a9df
JS		 1981 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
1982 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
d458a9df
JS		 1983 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
1984 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
1985 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
1986 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
1987 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
1988 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
1989 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
1990 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
1991 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
1992 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
1993 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
1994 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
1995 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
1996 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
1997 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
1998 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
1999 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
4cfae3e8 2000 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
35cfd1d9 2001 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
8491ee10
JS		 2002#if defined(CONFIG_MOUSE_SYNAPTICS_USB) || defined(CONFIG_MOUSE_SYNAPTICS_USB_MODULE)
2003 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
2004 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
2005 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
2006 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
2007 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
2008 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
2009 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
2010 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
2011#endif
d458a9df
JS		 2012 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
2013 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
2014 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
2015 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
2016 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
2017 { HID_USB_DEVICE(USB_VENDOR_ID_WACOM, HID_ANY_ID) },
2018 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) },
2019 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
2020 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
2021 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
2022 { }
2023};
2024
b4d8e473
JS		 2025/**
2026 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2027 *
2028 * There are composite devices for which we want to ignore only a certain
2029 * interface. This is a list of devices for which only the mouse interface will
2030 * be ignored. This allows a dedicated driver to take care of the interface.
2031 */
2032static const struct hid_device_id hid_mouse_ignore_list[] = {
2033 /* appletouch driver */
2034 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2035 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2036 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2037 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2038 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2039 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2040 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2041 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2042 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2043 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2044 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2045 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2046 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2047 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2048 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2049 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2050 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2051 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2052 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2053 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
ac26fca3
JK		 2054 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2055 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2056 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 2057 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2058 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2059 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2060 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2061 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2062 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
47340bd9
AB		 2063 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2064 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2065 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
213f9da8
GE		 2066 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2067 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2068 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
4b086910
JK		 2069 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2070 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2071 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2072 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2073 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2074 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
b4d8e473
JS		 2075 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2076 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2077 { }
2078};
2079
d458a9df
JS		 2080static bool hid_ignore(struct hid_device *hdev)
2081{
2082 switch (hdev->vendor) {
2083 case USB_VENDOR_ID_CODEMERCS:
2084 /* ignore all Code Mercenaries IOWarrior devices */
2085 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2086 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2087 return true;
2088 break;
2089 case USB_VENDOR_ID_LOGITECH:
2090 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2091 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2092 return true;
65dd3b69
HV		 2093 /*
2094 * The Keene FM transmitter USB device has the same USB ID as
2095 * the Logitech AudioHub Speaker, but it should ignore the hid.
2096 * Check if the name is that of the Keene device.
2097 * For reference: the name of the AudioHub is
2098 * "HOLTEK AudioHub Speaker".
2099 */
2100 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2101 !strcmp(hdev->name, "HOLTEK B-LINK USB Audio "))
2102 return true;
d458a9df 2103 break;
31f7fd79
JW		 2104 case USB_VENDOR_ID_SOUNDGRAPH:
2105 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2106 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2107 return true;
2108 break;
bba5394a
XW		 2109 case USB_VENDOR_ID_HANWANG:
2110 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2111 hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2112 return true;
2113 break;
6dc1418e
TS		 2114 case USB_VENDOR_ID_JESS:
2115 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2116 hdev->type == HID_TYPE_USBNONE)
2117 return true;
2118 break;
d458a9df
JS		 2119 }
2120
b4d8e473
JS		 2121 if (hdev->type == HID_TYPE_USBMOUSE &&
2122 hid_match_id(hdev, hid_mouse_ignore_list))
2123 return true;
2124
d458a9df
JS		 2125 return !!hid_match_id(hdev, hid_ignore_list);
2126}
2127
85cdaf52
JS		 2128int hid_add_device(struct hid_device *hdev)
2129{
2130 static atomic_t id = ATOMIC_INIT(0);
2131 int ret;
2132
2133 if (WARN_ON(hdev->status & HID_STAT_ADDED))
2134 return -EBUSY;
2135
d458a9df
JS		 2136 /* we need to kill them here, otherwise they will stay allocated to
2137 * wait for coming driver */
e5a2a04c
JM		 2138 if (!(hdev->quirks & HID_QUIRK_NO_IGNORE)
2139 && (hid_ignore(hdev) || (hdev->quirks & HID_QUIRK_IGNORE)))
d458a9df
JS		 2140 return -ENODEV;
2141
a7197c2e
HR		 2142 /*
2143 * Read the device report descriptor once and use as template
2144 * for the driver-specific modifications.
2145 */
2146 ret = hdev->ll_driver->parse(hdev);
2147 if (ret)
2148 return ret;
2149 if (!hdev->dev_rdesc)
2150 return -ENODEV;
2151
734c6609
HR		 2152 /*
2153 * Scan generic devices for group information
2154 */
2155 if (hid_ignore_special_drivers ||
2156 !hid_match_id(hdev, hid_have_special_driver)) {
2157 ret = hid_scan_report(hdev);
2158 if (ret)
2159 hid_warn(hdev, "bad device descriptor (%d)\n", ret);
2160 }
2161
6bbe586f
KS		 2162 /* XXX hack, any other cleaner solution after the driver core
2163 * is converted to allow more than 20 bytes as the device name? */
2164 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2165 hdev->vendor, hdev->product, atomic_inc_return(&id));
85cdaf52 2166
4da361b6 2167 hid_debug_register(hdev, dev_name(&hdev->dev));
85cdaf52
JS		 2168 ret = device_add(&hdev->dev);
2169 if (!ret)
2170 hdev->status |= HID_STAT_ADDED;
4da361b6
BP		 2171 else
2172 hid_debug_unregister(hdev);
a635f9dd 2173
85cdaf52
JS		 2174 return ret;
2175}
2176EXPORT_SYMBOL_GPL(hid_add_device);
2177
2178/**
2179 * hid_allocate_device - allocate new hid device descriptor
2180 *
2181 * Allocate and initialize hid device, so that hid_destroy_device might be
2182 * used to free it.
2183 *
2184 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2185 * error value.
2186 */
2187struct hid_device *hid_allocate_device(void)
2188{
2189 struct hid_device *hdev;
85cdaf52
JS		 2190 int ret = -ENOMEM;
2191
2192 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2193 if (hdev == NULL)
2194 return ERR_PTR(ret);
2195
2196 device_initialize(&hdev->dev);
2197 hdev->dev.release = hid_device_release;
2198 hdev->dev.bus = &hid_bus_type;
2199
a7197c2e 2200 hid_close_report(hdev);
85cdaf52 2201
cd667ce2
JK		 2202 init_waitqueue_head(&hdev->debug_wait);
2203 INIT_LIST_HEAD(&hdev->debug_list);
4ea54542 2204 sema_init(&hdev->driver_lock, 1);
cd667ce2 2205
85cdaf52 2206 return hdev;
85cdaf52
JS		 2207}
2208EXPORT_SYMBOL_GPL(hid_allocate_device);
2209
2210static void hid_remove_device(struct hid_device *hdev)
2211{
2212 if (hdev->status & HID_STAT_ADDED) {
2213 device_del(&hdev->dev);
a635f9dd 2214 hid_debug_unregister(hdev);
85cdaf52
JS		 2215 hdev->status &= ~HID_STAT_ADDED;
2216 }
a7197c2e
HR		 2217 kfree(hdev->dev_rdesc);
2218 hdev->dev_rdesc = NULL;
2219 hdev->dev_rsize = 0;
85cdaf52
JS		 2220}
2221
2222/**
2223 * hid_destroy_device - free previously allocated device
2224 *
2225 * @hdev: hid device
2226 *
2227 * If you allocate hid_device through hid_allocate_device, you should ever
2228 * free by this function.
2229 */
2230void hid_destroy_device(struct hid_device *hdev)
2231{
2232 hid_remove_device(hdev);
2233 put_device(&hdev->dev);
2234}
2235EXPORT_SYMBOL_GPL(hid_destroy_device);
2236
2237int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2238 const char *mod_name)
2239{
3a6f82f7
JS		 2240 int ret;
2241
85cdaf52
JS		 2242 hdrv->driver.name = hdrv->name;
2243 hdrv->driver.bus = &hid_bus_type;
2244 hdrv->driver.owner = owner;
2245 hdrv->driver.mod_name = mod_name;
2246
3a6f82f7
JS		 2247 INIT_LIST_HEAD(&hdrv->dyn_list);
2248 spin_lock_init(&hdrv->dyn_lock);
2249
2250 ret = driver_register(&hdrv->driver);
2251 if (ret)
2252 return ret;
2253
2254 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2255 if (ret)
2256 driver_unregister(&hdrv->driver);
2257
2258 return ret;
85cdaf52
JS		 2259}
2260EXPORT_SYMBOL_GPL(__hid_register_driver);
2261
2262void hid_unregister_driver(struct hid_driver *hdrv)
2263{
3a6f82f7 2264 driver_remove_file(&hdrv->driver, &driver_attr_new_id);
85cdaf52 2265 driver_unregister(&hdrv->driver);
3a6f82f7 2266 hid_free_dynids(hdrv);
85cdaf52
JS		 2267}
2268EXPORT_SYMBOL_GPL(hid_unregister_driver);
2269
0361a28d
ON		 2270int hid_check_keys_pressed(struct hid_device *hid)
2271{
2272 struct hid_input *hidinput;
2273 int i;
2274
e5288eb5
JK		 2275 if (!(hid->claimed & HID_CLAIMED_INPUT))
2276 return 0;
2277
0361a28d
ON		 2278 list_for_each_entry(hidinput, &hid->inputs, list) {
2279 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2280 if (hidinput->input->key[i])
2281 return 1;
2282 }
2283
2284 return 0;
2285}
2286
2287EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2288
86166b7b
JK		 2289static int __init hid_init(void)
2290{
85cdaf52
JS		 2291 int ret;
2292
a635f9dd 2293 if (hid_debug)
4291ee30
JP		 2294 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2295 "debugfs is now used for inspecting the device (report descriptor, reports)\n");
a635f9dd 2296
85cdaf52
JS		 2297 ret = bus_register(&hid_bus_type);
2298 if (ret) {
4291ee30 2299 pr_err("can't register hid bus\n");
85cdaf52
JS		 2300 goto err;
2301 }
2302
2303 ret = hidraw_init();
2304 if (ret)
2305 goto err_bus;
2306
a635f9dd
JK		 2307 hid_debug_init();
2308
85cdaf52
JS		 2309 return 0;
2310err_bus:
2311 bus_unregister(&hid_bus_type);
2312err:
2313 return ret;
86166b7b
JK		 2314}
2315
2316static void __exit hid_exit(void)
2317{
a635f9dd 2318 hid_debug_exit();
86166b7b 2319 hidraw_exit();
85cdaf52 2320 bus_unregister(&hid_bus_type);
86166b7b
JK		 2321}
2322
2323module_init(hid_init);
2324module_exit(hid_exit);
2325
88adb72b
JK		 2326MODULE_AUTHOR("Andreas Gal");
2327MODULE_AUTHOR("Vojtech Pavlik");
2328MODULE_AUTHOR("Jiri Kosina");
aa938f79
JK		 2329MODULE_LICENSE(DRIVER_LICENSE);
2330
kernel source for telekom puls (alcatel/mediatek)