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HID: Remove superfluous __inline__
[linux-2.6-block.git] / drivers / hid / hid-core.c
CommitLineData
dde5845a 1/*
229695e5 2 * HID support for Linux
dde5845a
JK		 3 *
4 * Copyright (c) 1999 Andreas Gal
5 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
6 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
7d39e849 7 * Copyright (c) 2006-2010 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>
dde5845a 32
dde5845a
JK		 33#include <linux/hid.h>
34#include <linux/hiddev.h>
c080d89a 35#include <linux/hid-debug.h>
86166b7b 36#include <linux/hidraw.h>
dde5845a 37
5f22a799
JS		 38#include "hid-ids.h"
39
dde5845a
JK		 40/*
41 * Version Information
42 */
43
53149801 44#define DRIVER_DESC "HID core driver"
dde5845a
JK		 45#define DRIVER_LICENSE "GPL"
46
58037eb9 47int hid_debug = 0;
377e10fb 48module_param_named(debug, hid_debug, int, 0600);
cd667ce2 49MODULE_PARM_DESC(debug, "toggle HID debugging messages");
58037eb9 50EXPORT_SYMBOL_GPL(hid_debug);
58037eb9 51
dde5845a
JK		 52/*
53 * Register a new report for a device.
54 */
55
90a006ab 56struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
dde5845a
JK		 57{
58 struct hid_report_enum *report_enum = device->report_enum + type;
59 struct hid_report *report;
60
61 if (report_enum->report_id_hash[id])
62 return report_enum->report_id_hash[id];
63
64 if (!(report = kzalloc(sizeof(struct hid_report), GFP_KERNEL)))
65 return NULL;
66
67 if (id != 0)
68 report_enum->numbered = 1;
69
70 report->id = id;
71 report->type = type;
72 report->size = 0;
73 report->device = device;
74 report_enum->report_id_hash[id] = report;
75
76 list_add_tail(&report->list, &report_enum->report_list);
77
78 return report;
79}
90a006ab 80EXPORT_SYMBOL_GPL(hid_register_report);
dde5845a
JK		 81
82/*
83 * Register a new field for this report.
84 */
85
86static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
87{
88 struct hid_field *field;
89
90 if (report->maxfield == HID_MAX_FIELDS) {
58037eb9 91 dbg_hid("too many fields in report\n");
dde5845a
JK		 92 return NULL;
93 }
94
95 if (!(field = kzalloc(sizeof(struct hid_field) + usages * sizeof(struct hid_usage)
96 + values * sizeof(unsigned), GFP_KERNEL))) return NULL;
97
98 field->index = report->maxfield++;
99 report->field[field->index] = field;
100 field->usage = (struct hid_usage *)(field + 1);
282bfd4c 101 field->value = (s32 *)(field->usage + usages);
dde5845a
JK		 102 field->report = report;
103
104 return field;
105}
106
107/*
108 * Open a collection. The type/usage is pushed on the stack.
109 */
110
111static int open_collection(struct hid_parser *parser, unsigned type)
112{
113 struct hid_collection *collection;
114 unsigned usage;
115
116 usage = parser->local.usage[0];
117
118 if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
58037eb9 119 dbg_hid("collection stack overflow\n");
dde5845a
JK		 120 return -1;
121 }
122
123 if (parser->device->maxcollection == parser->device->collection_size) {
124 collection = kmalloc(sizeof(struct hid_collection) *
125 parser->device->collection_size * 2, GFP_KERNEL);
126 if (collection == NULL) {
58037eb9 127 dbg_hid("failed to reallocate collection array\n");
dde5845a
JK		 128 return -1;
129 }
130 memcpy(collection, parser->device->collection,
131 sizeof(struct hid_collection) *
132 parser->device->collection_size);
133 memset(collection + parser->device->collection_size, 0,
134 sizeof(struct hid_collection) *
135 parser->device->collection_size);
136 kfree(parser->device->collection);
137 parser->device->collection = collection;
138 parser->device->collection_size *= 2;
139 }
140
141 parser->collection_stack[parser->collection_stack_ptr++] =
142 parser->device->maxcollection;
143
144 collection = parser->device->collection +
145 parser->device->maxcollection++;
146 collection->type = type;
147 collection->usage = usage;
148 collection->level = parser->collection_stack_ptr - 1;
149
150 if (type == HID_COLLECTION_APPLICATION)
151 parser->device->maxapplication++;
152
153 return 0;
154}
155
156/*
157 * Close a collection.
158 */
159
160static int close_collection(struct hid_parser *parser)
161{
162 if (!parser->collection_stack_ptr) {
58037eb9 163 dbg_hid("collection stack underflow\n");
dde5845a
JK		 164 return -1;
165 }
166 parser->collection_stack_ptr--;
167 return 0;
168}
169
170/*
171 * Climb up the stack, search for the specified collection type
172 * and return the usage.
173 */
174
175static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
176{
177 int n;
178 for (n = parser->collection_stack_ptr - 1; n >= 0; n--)
179 if (parser->device->collection[parser->collection_stack[n]].type == type)
180 return parser->device->collection[parser->collection_stack[n]].usage;
181 return 0; /* we know nothing about this usage type */
182}
183
184/*
185 * Add a usage to the temporary parser table.
186 */
187
188static int hid_add_usage(struct hid_parser *parser, unsigned usage)
189{
190 if (parser->local.usage_index >= HID_MAX_USAGES) {
58037eb9 191 dbg_hid("usage index exceeded\n");
dde5845a
JK		 192 return -1;
193 }
194 parser->local.usage[parser->local.usage_index] = usage;
195 parser->local.collection_index[parser->local.usage_index] =
196 parser->collection_stack_ptr ?
197 parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
198 parser->local.usage_index++;
199 return 0;
200}
201
202/*
203 * Register a new field for this report.
204 */
205
206static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
207{
208 struct hid_report *report;
209 struct hid_field *field;
210 int usages;
211 unsigned offset;
212 int i;
213
214 if (!(report = hid_register_report(parser->device, report_type, parser->global.report_id))) {
58037eb9 215 dbg_hid("hid_register_report failed\n");
dde5845a
JK		 216 return -1;
217 }
218
219 if (parser->global.logical_maximum < parser->global.logical_minimum) {
58037eb9 220 dbg_hid("logical range invalid %d %d\n", parser->global.logical_minimum, parser->global.logical_maximum);
dde5845a
JK		 221 return -1;
222 }
223
224 offset = report->size;
225 report->size += parser->global.report_size * parser->global.report_count;
226
227 if (!parser->local.usage_index) /* Ignore padding fields */
228 return 0;
229
230 usages = max_t(int, parser->local.usage_index, parser->global.report_count);
231
232 if ((field = hid_register_field(report, usages, parser->global.report_count)) == NULL)
233 return 0;
234
235 field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
236 field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
237 field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
238
239 for (i = 0; i < usages; i++) {
240 int j = i;
241 /* Duplicate the last usage we parsed if we have excess values */
242 if (i >= parser->local.usage_index)
243 j = parser->local.usage_index - 1;
244 field->usage[i].hid = parser->local.usage[j];
245 field->usage[i].collection_index =
246 parser->local.collection_index[j];
247 }
248
249 field->maxusage = usages;
250 field->flags = flags;
251 field->report_offset = offset;
252 field->report_type = report_type;
253 field->report_size = parser->global.report_size;
254 field->report_count = parser->global.report_count;
255 field->logical_minimum = parser->global.logical_minimum;
256 field->logical_maximum = parser->global.logical_maximum;
257 field->physical_minimum = parser->global.physical_minimum;
258 field->physical_maximum = parser->global.physical_maximum;
259 field->unit_exponent = parser->global.unit_exponent;
260 field->unit = parser->global.unit;
261
262 return 0;
263}
264
265/*
266 * Read data value from item.
267 */
268
269static u32 item_udata(struct hid_item *item)
270{
271 switch (item->size) {
880d29f1
JS		 272 case 1: return item->data.u8;
273 case 2: return item->data.u16;
274 case 4: return item->data.u32;
dde5845a
JK		 275 }
276 return 0;
277}
278
279static s32 item_sdata(struct hid_item *item)
280{
281 switch (item->size) {
880d29f1
JS		 282 case 1: return item->data.s8;
283 case 2: return item->data.s16;
284 case 4: return item->data.s32;
dde5845a
JK		 285 }
286 return 0;
287}
288
289/*
290 * Process a global item.
291 */
292
293static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
294{
295 switch (item->tag) {
880d29f1 296 case HID_GLOBAL_ITEM_TAG_PUSH:
dde5845a 297
880d29f1
JS		 298 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
299 dbg_hid("global enviroment stack overflow\n");
300 return -1;
301 }
dde5845a 302
880d29f1
JS		 303 memcpy(parser->global_stack + parser->global_stack_ptr++,
304 &parser->global, sizeof(struct hid_global));
305 return 0;
dde5845a 306
880d29f1 307 case HID_GLOBAL_ITEM_TAG_POP:
dde5845a 308
880d29f1
JS		 309 if (!parser->global_stack_ptr) {
310 dbg_hid("global enviroment stack underflow\n");
311 return -1;
312 }
dde5845a 313
880d29f1
JS		 314 memcpy(&parser->global, parser->global_stack +
315 --parser->global_stack_ptr, sizeof(struct hid_global));
316 return 0;
dde5845a 317
880d29f1
JS		 318 case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
319 parser->global.usage_page = item_udata(item);
320 return 0;
dde5845a 321
880d29f1
JS		 322 case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
323 parser->global.logical_minimum = item_sdata(item);
324 return 0;
dde5845a 325
880d29f1
JS		 326 case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
327 if (parser->global.logical_minimum < 0)
328 parser->global.logical_maximum = item_sdata(item);
329 else
330 parser->global.logical_maximum = item_udata(item);
331 return 0;
dde5845a 332
880d29f1
JS		 333 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
334 parser->global.physical_minimum = item_sdata(item);
335 return 0;
dde5845a 336
880d29f1
JS		 337 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
338 if (parser->global.physical_minimum < 0)
339 parser->global.physical_maximum = item_sdata(item);
340 else
341 parser->global.physical_maximum = item_udata(item);
342 return 0;
dde5845a 343
880d29f1
JS		 344 case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
345 parser->global.unit_exponent = item_sdata(item);
346 return 0;
dde5845a 347
880d29f1
JS		 348 case HID_GLOBAL_ITEM_TAG_UNIT:
349 parser->global.unit = item_udata(item);
350 return 0;
dde5845a 351
880d29f1
JS		 352 case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
353 parser->global.report_size = item_udata(item);
354 if (parser->global.report_size > 32) {
355 dbg_hid("invalid report_size %d\n",
356 parser->global.report_size);
357 return -1;
358 }
359 return 0;
dde5845a 360
880d29f1
JS		 361 case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
362 parser->global.report_count = item_udata(item);
363 if (parser->global.report_count > HID_MAX_USAGES) {
364 dbg_hid("invalid report_count %d\n",
365 parser->global.report_count);
366 return -1;
367 }
368 return 0;
dde5845a 369
880d29f1
JS		 370 case HID_GLOBAL_ITEM_TAG_REPORT_ID:
371 parser->global.report_id = item_udata(item);
372 if (parser->global.report_id == 0) {
373 dbg_hid("report_id 0 is invalid\n");
dde5845a 374 return -1;
880d29f1
JS		 375 }
376 return 0;
377
378 default:
379 dbg_hid("unknown global tag 0x%x\n", item->tag);
380 return -1;
dde5845a
JK		 381 }
382}
383
384/*
385 * Process a local item.
386 */
387
388static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
389{
390 __u32 data;
391 unsigned n;
392
dde5845a
JK		 393 data = item_udata(item);
394
395 switch (item->tag) {
880d29f1
JS		 396 case HID_LOCAL_ITEM_TAG_DELIMITER:
397
398 if (data) {
399 /*
400 * We treat items before the first delimiter
401 * as global to all usage sets (branch 0).
402 * In the moment we process only these global
403 * items and the first delimiter set.
404 */
405 if (parser->local.delimiter_depth != 0) {
406 dbg_hid("nested delimiters\n");
407 return -1;
dde5845a 408 }
880d29f1
JS		 409 parser->local.delimiter_depth++;
410 parser->local.delimiter_branch++;
411 } else {
412 if (parser->local.delimiter_depth < 1) {
413 dbg_hid("bogus close delimiter\n");
414 return -1;
dde5845a 415 }
880d29f1
JS		 416 parser->local.delimiter_depth--;
417 }
418 return 1;
dde5845a 419
880d29f1 420 case HID_LOCAL_ITEM_TAG_USAGE:
dde5845a 421
880d29f1
JS		 422 if (parser->local.delimiter_branch > 1) {
423 dbg_hid("alternative usage ignored\n");
424 return 0;
425 }
dde5845a 426
880d29f1
JS		 427 if (item->size <= 2)
428 data = (parser->global.usage_page << 16) + data;
dde5845a 429
880d29f1 430 return hid_add_usage(parser, data);
dde5845a 431
880d29f1 432 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
dde5845a 433
880d29f1
JS		 434 if (parser->local.delimiter_branch > 1) {
435 dbg_hid("alternative usage ignored\n");
dde5845a 436 return 0;
880d29f1 437 }
dde5845a 438
880d29f1
JS		 439 if (item->size <= 2)
440 data = (parser->global.usage_page << 16) + data;
dde5845a 441
880d29f1
JS		 442 parser->local.usage_minimum = data;
443 return 0;
dde5845a 444
880d29f1 445 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
dde5845a 446
880d29f1
JS		 447 if (parser->local.delimiter_branch > 1) {
448 dbg_hid("alternative usage ignored\n");
dde5845a 449 return 0;
880d29f1 450 }
dde5845a 451
880d29f1
JS		 452 if (item->size <= 2)
453 data = (parser->global.usage_page << 16) + data;
dde5845a 454
880d29f1
JS		 455 for (n = parser->local.usage_minimum; n <= data; n++)
456 if (hid_add_usage(parser, n)) {
457 dbg_hid("hid_add_usage failed\n");
458 return -1;
459 }
460 return 0;
461
462 default:
463
464 dbg_hid("unknown local item tag 0x%x\n", item->tag);
465 return 0;
dde5845a
JK		 466 }
467 return 0;
468}
469
470/*
471 * Process a main item.
472 */
473
474static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
475{
476 __u32 data;
477 int ret;
478
479 data = item_udata(item);
480
481 switch (item->tag) {
880d29f1
JS		 482 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
483 ret = open_collection(parser, data & 0xff);
484 break;
485 case HID_MAIN_ITEM_TAG_END_COLLECTION:
486 ret = close_collection(parser);
487 break;
488 case HID_MAIN_ITEM_TAG_INPUT:
489 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
490 break;
491 case HID_MAIN_ITEM_TAG_OUTPUT:
492 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
493 break;
494 case HID_MAIN_ITEM_TAG_FEATURE:
495 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
496 break;
497 default:
498 dbg_hid("unknown main item tag 0x%x\n", item->tag);
499 ret = 0;
dde5845a
JK		 500 }
501
502 memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */
503
504 return ret;
505}
506
507/*
508 * Process a reserved item.
509 */
510
511static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
512{
58037eb9 513 dbg_hid("reserved item type, tag 0x%x\n", item->tag);
dde5845a
JK		 514 return 0;
515}
516
517/*
518 * Free a report and all registered fields. The field->usage and
519 * field->value table's are allocated behind the field, so we need
520 * only to free(field) itself.
521 */
522
523static void hid_free_report(struct hid_report *report)
524{
525 unsigned n;
526
527 for (n = 0; n < report->maxfield; n++)
528 kfree(report->field[n]);
529 kfree(report);
530}
531
532/*
533 * Free a device structure, all reports, and all fields.
534 */
535
85cdaf52 536static void hid_device_release(struct device *dev)
dde5845a 537{
85cdaf52
JS		 538 struct hid_device *device = container_of(dev, struct hid_device, dev);
539 unsigned i, j;
dde5845a
JK		 540
541 for (i = 0; i < HID_REPORT_TYPES; i++) {
542 struct hid_report_enum *report_enum = device->report_enum + i;
543
544 for (j = 0; j < 256; j++) {
545 struct hid_report *report = report_enum->report_id_hash[j];
546 if (report)
547 hid_free_report(report);
548 }
549 }
550
551 kfree(device->rdesc);
767fe787 552 kfree(device->collection);
dde5845a
JK		 553 kfree(device);
554}
555
556/*
557 * Fetch a report description item from the data stream. We support long
558 * items, though they are not used yet.
559 */
560
561static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
562{
563 u8 b;
564
565 if ((end - start) <= 0)
566 return NULL;
567
568 b = *start++;
569
570 item->type = (b >> 2) & 3;
571 item->tag = (b >> 4) & 15;
572
573 if (item->tag == HID_ITEM_TAG_LONG) {
574
575 item->format = HID_ITEM_FORMAT_LONG;
576
577 if ((end - start) < 2)
578 return NULL;
579
580 item->size = *start++;
581 item->tag = *start++;
582
583 if ((end - start) < item->size)
584 return NULL;
585
586 item->data.longdata = start;
587 start += item->size;
588 return start;
589 }
590
591 item->format = HID_ITEM_FORMAT_SHORT;
592 item->size = b & 3;
593
594 switch (item->size) {
880d29f1
JS		 595 case 0:
596 return start;
dde5845a 597
880d29f1
JS		 598 case 1:
599 if ((end - start) < 1)
600 return NULL;
601 item->data.u8 = *start++;
602 return start;
603
604 case 2:
605 if ((end - start) < 2)
606 return NULL;
607 item->data.u16 = get_unaligned_le16(start);
608 start = (__u8 *)((__le16 *)start + 1);
609 return start;
610
611 case 3:
612 item->size++;
613 if ((end - start) < 4)
614 return NULL;
615 item->data.u32 = get_unaligned_le32(start);
616 start = (__u8 *)((__le32 *)start + 1);
617 return start;
dde5845a
JK		 618 }
619
620 return NULL;
621}
622
85cdaf52
JS		 623/**
624 * hid_parse_report - parse device report
625 *
626 * @device: hid device
627 * @start: report start
628 * @size: report size
629 *
dde5845a
JK		 630 * Parse a report description into a hid_device structure. Reports are
631 * enumerated, fields are attached to these reports.
85cdaf52 632 * 0 returned on success, otherwise nonzero error value.
dde5845a 633 */
85cdaf52
JS		 634int hid_parse_report(struct hid_device *device, __u8 *start,
635 unsigned size)
dde5845a 636{
dde5845a
JK		 637 struct hid_parser *parser;
638 struct hid_item item;
639 __u8 *end;
85cdaf52 640 int ret;
dde5845a
JK		 641 static int (*dispatch_type[])(struct hid_parser *parser,
642 struct hid_item *item) = {
643 hid_parser_main,
644 hid_parser_global,
645 hid_parser_local,
646 hid_parser_reserved
647 };
648
c500c971 649 if (device->driver->report_fixup)
73e4008d 650 start = device->driver->report_fixup(device, start, &size);
c500c971 651
1721a238 652 device->rdesc = kmemdup(start, size, GFP_KERNEL);
85cdaf52
JS		 653 if (device->rdesc == NULL)
654 return -ENOMEM;
dde5845a
JK		 655 device->rsize = size;
656
fe258020 657 parser = vzalloc(sizeof(struct hid_parser));
85cdaf52
JS		 658 if (!parser) {
659 ret = -ENOMEM;
660 goto err;
dde5845a 661 }
85cdaf52 662
dde5845a
JK		 663 parser->device = device;
664
665 end = start + size;
85cdaf52 666 ret = -EINVAL;
dde5845a
JK		 667 while ((start = fetch_item(start, end, &item)) != NULL) {
668
669 if (item.format != HID_ITEM_FORMAT_SHORT) {
58037eb9 670 dbg_hid("unexpected long global item\n");
85cdaf52 671 goto err;
dde5845a
JK		 672 }
673
674 if (dispatch_type[item.type](parser, &item)) {
58037eb9 675 dbg_hid("item %u %u %u %u parsing failed\n",
4291ee30
JP		 676 item.format, (unsigned)item.size,
677 (unsigned)item.type, (unsigned)item.tag);
85cdaf52 678 goto err;
dde5845a
JK		 679 }
680
681 if (start == end) {
682 if (parser->collection_stack_ptr) {
58037eb9 683 dbg_hid("unbalanced collection at end of report description\n");
85cdaf52 684 goto err;
dde5845a
JK		 685 }
686 if (parser->local.delimiter_depth) {
58037eb9 687 dbg_hid("unbalanced delimiter at end of report description\n");
85cdaf52 688 goto err;
dde5845a 689 }
47a80edb 690 vfree(parser);
85cdaf52 691 return 0;
dde5845a
JK		 692 }
693 }
694
58037eb9 695 dbg_hid("item fetching failed at offset %d\n", (int)(end - start));
85cdaf52 696err:
47a80edb 697 vfree(parser);
85cdaf52 698 return ret;
dde5845a 699}
229695e5 700EXPORT_SYMBOL_GPL(hid_parse_report);
dde5845a
JK		 701
702/*
703 * Convert a signed n-bit integer to signed 32-bit integer. Common
704 * cases are done through the compiler, the screwed things has to be
705 * done by hand.
706 */
707
708static s32 snto32(__u32 value, unsigned n)
709{
710 switch (n) {
880d29f1
JS		 711 case 8: return ((__s8)value);
712 case 16: return ((__s16)value);
713 case 32: return ((__s32)value);
dde5845a
JK		 714 }
715 return value & (1 << (n - 1)) ? value | (-1 << n) : value;
716}
717
718/*
719 * Convert a signed 32-bit integer to a signed n-bit integer.
720 */
721
722static u32 s32ton(__s32 value, unsigned n)
723{
724 s32 a = value >> (n - 1);
725 if (a && a != -1)
726 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
727 return value & ((1 << n) - 1);
728}
729
730/*
731 * Extract/implement a data field from/to a little endian report (bit array).
732 *
733 * Code sort-of follows HID spec:
734 * http://www.usb.org/developers/devclass_docs/HID1_11.pdf
735 *
736 * While the USB HID spec allows unlimited length bit fields in "report
737 * descriptors", most devices never use more than 16 bits.
738 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
739 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
740 */
741
16ee4cc8
JP		 742static __u32 extract(const struct hid_device *hid, __u8 *report,
743 unsigned offset, unsigned n)
dde5845a
JK		 744{
745 u64 x;
746
c4124c9b 747 if (n > 32)
4291ee30
JP		 748 hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n",
749 n, current->comm);
dde5845a
JK		 750
751 report += offset >> 3; /* adjust byte index */
229695e5 752 offset &= 7; /* now only need bit offset into one byte */
c105068f 753 x = get_unaligned_le64(report);
229695e5 754 x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */
dde5845a
JK		 755 return (u32) x;
756}
757
758/*
759 * "implement" : set bits in a little endian bit stream.
760 * Same concepts as "extract" (see comments above).
761 * The data mangled in the bit stream remains in little endian
762 * order the whole time. It make more sense to talk about
763 * endianness of register values by considering a register
764 * a "cached" copy of the little endiad bit stream.
765 */
16ee4cc8
JP		 766static void implement(const struct hid_device *hid, __u8 *report,
767 unsigned offset, unsigned n, __u32 value)
dde5845a 768{
6f0168d2 769 u64 x;
dde5845a
JK		 770 u64 m = (1ULL << n) - 1;
771
c4124c9b 772 if (n > 32)
4291ee30
JP		 773 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
774 __func__, n, current->comm);
dde5845a 775
c4124c9b 776 if (value > m)
4291ee30
JP		 777 hid_warn(hid, "%s() called with too large value %d! (%s)\n",
778 __func__, value, current->comm);
dde5845a
JK		 779 WARN_ON(value > m);
780 value &= m;
781
782 report += offset >> 3;
783 offset &= 7;
784
6f0168d2
HH		 785 x = get_unaligned_le64(report);
786 x &= ~(m << offset);
787 x |= ((u64)value) << offset;
788 put_unaligned_le64(x, report);
dde5845a
JK		 789}
790
791/*
792 * Search an array for a value.
793 */
794
16ee4cc8 795static int search(__s32 *array, __s32 value, unsigned n)
dde5845a
JK		 796{
797 while (n--) {
798 if (*array++ == value)
799 return 0;
800 }
801 return -1;
802}
803
85cdaf52
JS		 804/**
805 * hid_match_report - check if driver's raw_event should be called
806 *
807 * @hid: hid device
808 * @report_type: type to match against
809 *
810 * compare hid->driver->report_table->report_type to report->type
811 */
812static int hid_match_report(struct hid_device *hid, struct hid_report *report)
dde5845a 813{
85cdaf52
JS		 814 const struct hid_report_id *id = hid->driver->report_table;
815
816 if (!id) /* NULL means all */
817 return 1;
818
819 for (; id->report_type != HID_TERMINATOR; id++)
820 if (id->report_type == HID_ANY_ID ||
821 id->report_type == report->type)
822 return 1;
823 return 0;
824}
825
826/**
827 * hid_match_usage - check if driver's event should be called
828 *
829 * @hid: hid device
830 * @usage: usage to match against
831 *
832 * compare hid->driver->usage_table->usage_{type,code} to
833 * usage->usage_{type,code}
834 */
835static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
836{
837 const struct hid_usage_id *id = hid->driver->usage_table;
838
839 if (!id) /* NULL means all */
840 return 1;
841
842 for (; id->usage_type != HID_ANY_ID - 1; id++)
843 if ((id->usage_hid == HID_ANY_ID ||
844 id->usage_hid == usage->hid) &&
845 (id->usage_type == HID_ANY_ID ||
846 id->usage_type == usage->type) &&
847 (id->usage_code == HID_ANY_ID ||
848 id->usage_code == usage->code))
849 return 1;
850 return 0;
851}
852
853static void hid_process_event(struct hid_device *hid, struct hid_field *field,
854 struct hid_usage *usage, __s32 value, int interrupt)
855{
856 struct hid_driver *hdrv = hid->driver;
857 int ret;
858
cd667ce2 859 hid_dump_input(hid, usage, value);
85cdaf52
JS		 860
861 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
862 ret = hdrv->event(hid, field, usage, value);
863 if (ret != 0) {
864 if (ret < 0)
865 dbg_hid("%s's event failed with %d\n",
866 hdrv->name, ret);
867 return;
868 }
869 }
870
dde5845a
JK		 871 if (hid->claimed & HID_CLAIMED_INPUT)
872 hidinput_hid_event(hid, field, usage, value);
aa938f79
JK		 873 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
874 hid->hiddev_hid_event(hid, field, usage, value);
dde5845a
JK		 875}
876
877/*
878 * Analyse a received field, and fetch the data from it. The field
879 * content is stored for next report processing (we do differential
880 * reporting to the layer).
881 */
882
abdff0f7
AB		 883static void hid_input_field(struct hid_device *hid, struct hid_field *field,
884 __u8 *data, int interrupt)
dde5845a
JK		 885{
886 unsigned n;
887 unsigned count = field->report_count;
888 unsigned offset = field->report_offset;
889 unsigned size = field->report_size;
890 __s32 min = field->logical_minimum;
891 __s32 max = field->logical_maximum;
892 __s32 *value;
893
894 if (!(value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC)))
895 return;
896
897 for (n = 0; n < count; n++) {
898
4291ee30
JP		 899 value[n] = min < 0 ?
900 snto32(extract(hid, data, offset + n * size, size),
901 size) :
902 extract(hid, data, offset + n * size, size);
dde5845a 903
4291ee30
JP		 904 /* Ignore report if ErrorRollOver */
905 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
906 value[n] >= min && value[n] <= max &&
907 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
908 goto exit;
dde5845a
JK		 909 }
910
911 for (n = 0; n < count; n++) {
912
913 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
914 hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
915 continue;
916 }
917
918 if (field->value[n] >= min && field->value[n] <= max
919 && field->usage[field->value[n] - min].hid
920 && search(value, field->value[n], count))
921 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
922
923 if (value[n] >= min && value[n] <= max
924 && field->usage[value[n] - min].hid
925 && search(field->value, value[n], count))
926 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
927 }
928
929 memcpy(field->value, value, count * sizeof(__s32));
930exit:
931 kfree(value);
932}
dde5845a
JK		 933
934/*
935 * Output the field into the report.
936 */
937
4291ee30
JP		 938static void hid_output_field(const struct hid_device *hid,
939 struct hid_field *field, __u8 *data)
dde5845a
JK		 940{
941 unsigned count = field->report_count;
942 unsigned offset = field->report_offset;
943 unsigned size = field->report_size;
944 unsigned n;
945
946 for (n = 0; n < count; n++) {
947 if (field->logical_minimum < 0) /* signed values */
4291ee30
JP		 948 implement(hid, data, offset + n * size, size,
949 s32ton(field->value[n], size));
dde5845a 950 else /* unsigned values */
4291ee30
JP		 951 implement(hid, data, offset + n * size, size,
952 field->value[n]);
dde5845a
JK		 953 }
954}
955
956/*
957 * Create a report.
958 */
959
229695e5 960void hid_output_report(struct hid_report *report, __u8 *data)
dde5845a
JK		 961{
962 unsigned n;
963
964 if (report->id > 0)
965 *data++ = report->id;
966
75c28df8 967 memset(data, 0, ((report->size - 1) >> 3) + 1);
dde5845a 968 for (n = 0; n < report->maxfield; n++)
4291ee30 969 hid_output_field(report->device, report->field[n], data);
dde5845a 970}
229695e5 971EXPORT_SYMBOL_GPL(hid_output_report);
dde5845a
JK		 972
973/*
974 * Set a field value. The report this field belongs to has to be
975 * created and transferred to the device, to set this value in the
976 * device.
977 */
978
979int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
980{
981 unsigned size = field->report_size;
982
cd667ce2 983 hid_dump_input(field->report->device, field->usage + offset, value);
dde5845a
JK		 984
985 if (offset >= field->report_count) {
58037eb9 986 dbg_hid("offset (%d) exceeds report_count (%d)\n", offset, field->report_count);
dde5845a
JK		 987 return -1;
988 }
989 if (field->logical_minimum < 0) {
990 if (value != snto32(s32ton(value, size), size)) {
58037eb9 991 dbg_hid("value %d is out of range\n", value);
dde5845a
JK		 992 return -1;
993 }
994 }
995 field->value[offset] = value;
996 return 0;
997}
229695e5 998EXPORT_SYMBOL_GPL(hid_set_field);
dde5845a 999
85cdaf52
JS		 1000static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1001 const u8 *data)
aa8de2f0 1002{
aa8de2f0 1003 struct hid_report *report;
85cdaf52 1004 unsigned int n = 0; /* Normally report number is 0 */
aa8de2f0 1005
85cdaf52
JS		 1006 /* Device uses numbered reports, data[0] is report number */
1007 if (report_enum->numbered)
1008 n = *data;
aa8de2f0 1009
85cdaf52
JS		 1010 report = report_enum->report_id_hash[n];
1011 if (report == NULL)
1012 dbg_hid("undefined report_id %u received\n", n);
aa8de2f0 1013
85cdaf52
JS		 1014 return report;
1015}
aa8de2f0 1016
85cdaf52
JS		 1017void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
1018 int interrupt)
1019{
1020 struct hid_report_enum *report_enum = hid->report_enum + type;
1021 struct hid_report *report;
1022 unsigned int a;
1023 int rsize, csize = size;
1024 u8 *cdata = data;
aa8de2f0 1025
85cdaf52
JS		 1026 report = hid_get_report(report_enum, data);
1027 if (!report)
1028 return;
aa8de2f0 1029
85cdaf52
JS		 1030 if (report_enum->numbered) {
1031 cdata++;
1032 csize--;
aa8de2f0
JK		 1033 }
1034
1035 rsize = ((report->size - 1) >> 3) + 1;
1036
85cdaf52
JS		 1037 if (csize < rsize) {
1038 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1039 csize, rsize);
1040 memset(cdata + csize, 0, rsize - csize);
aa8de2f0
JK		 1041 }
1042
1043 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1044 hid->hiddev_report_event(hid, report);
5a38f2c7
AO		 1045 if (hid->claimed & HID_CLAIMED_HIDRAW)
1046 hidraw_report_event(hid, data, size);
aa8de2f0 1047
85cdaf52
JS		 1048 for (a = 0; a < report->maxfield; a++)
1049 hid_input_field(hid, report->field[a], cdata, interrupt);
aa8de2f0
JK		 1050
1051 if (hid->claimed & HID_CLAIMED_INPUT)
1052 hidinput_report_event(hid, report);
85cdaf52
JS		 1053}
1054EXPORT_SYMBOL_GPL(hid_report_raw_event);
1055
1056/**
1057 * hid_input_report - report data from lower layer (usb, bt...)
1058 *
1059 * @hid: hid device
1060 * @type: HID report type (HID_*_REPORT)
1061 * @data: report contents
1062 * @size: size of data parameter
ff9b00a2 1063 * @interrupt: distinguish between interrupt and control transfers
85cdaf52
JS		 1064 *
1065 * This is data entry for lower layers.
1066 */
1067int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1068{
76c317d6
JL		 1069 struct hid_report_enum *report_enum;
1070 struct hid_driver *hdrv;
85cdaf52 1071 struct hid_report *report;
cd667ce2 1072 char *buf;
85cdaf52
JS		 1073 unsigned int i;
1074 int ret;
1075
1076 if (!hid || !hid->driver)
1077 return -ENODEV;
76c317d6
JL		 1078 report_enum = hid->report_enum + type;
1079 hdrv = hid->driver;
85cdaf52
JS		 1080
1081 if (!size) {
1082 dbg_hid("empty report\n");
1083 return -1;
1084 }
1085
d1ff6522 1086 buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC);
cd667ce2 1087
f77e347b 1088 if (!buf)
cd667ce2 1089 goto nomem;
85cdaf52
JS		 1090
1091 /* dump the report */
cd667ce2 1092 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1caea61e 1093 "\nreport (size %u) (%snumbered) = ", size, report_enum->numbered ? "" : "un");
cd667ce2 1094 hid_debug_event(hid, buf);
1caea61e 1095
cd667ce2
JK		 1096 for (i = 0; i < size; i++) {
1097 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1098 " %02x", data[i]);
1099 hid_debug_event(hid, buf);
1100 }
1101 hid_debug_event(hid, "\n");
cd667ce2 1102 kfree(buf);
85cdaf52 1103
cd667ce2 1104nomem:
1caea61e
JK		 1105 report = hid_get_report(report_enum, data);
1106
f77e347b 1107 if (!report)
1caea61e 1108 return -1;
85cdaf52
JS		 1109
1110 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1111 ret = hdrv->raw_event(hid, report, data, size);
1112 if (ret != 0)
1113 return ret < 0 ? ret : 0;
1114 }
1115
1116 hid_report_raw_event(hid, type, data, size, interrupt);
aa8de2f0
JK		 1117
1118 return 0;
1119}
1120EXPORT_SYMBOL_GPL(hid_input_report);
1121
0f37cd03
JK		 1122static bool hid_match_one_id(struct hid_device *hdev,
1123 const struct hid_device_id *id)
1124{
1125 return id->bus == hdev->bus &&
1126 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1127 (id->product == HID_ANY_ID || id->product == hdev->product);
1128}
1129
1130static const struct hid_device_id *hid_match_id(struct hid_device *hdev,
1131 const struct hid_device_id *id)
1132{
1133 for (; id->bus; id++)
1134 if (hid_match_one_id(hdev, id))
1135 return id;
1136
1137 return NULL;
1138}
1139
1140static const struct hid_device_id hid_hiddev_list[] = {
c0bd6a42
RH		 1141 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1142 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
0f37cd03
JK		 1143 { }
1144};
1145
1146static bool hid_hiddev(struct hid_device *hdev)
1147{
1148 return !!hid_match_id(hdev, hid_hiddev_list);
1149}
1150
93c10132
JS		 1151int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1152{
1153 static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1154 "Joystick", "Gamepad", "Keyboard", "Keypad",
1155 "Multi-Axis Controller"
1156 };
1157 const char *type, *bus;
1158 char buf[64];
1159 unsigned int i;
1160 int len;
1161
b5e5a37e
BN		 1162 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1163 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
3a343ee4
DM		 1164 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1165 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
93c10132
JS		 1166 if (hdev->bus != BUS_USB)
1167 connect_mask &= ~HID_CONNECT_HIDDEV;
0f37cd03
JK		 1168 if (hid_hiddev(hdev))
1169 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
93c10132
JS		 1170
1171 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1172 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1173 hdev->claimed |= HID_CLAIMED_INPUT;
1174 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1175 !hdev->hiddev_connect(hdev,
1176 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1177 hdev->claimed |= HID_CLAIMED_HIDDEV;
1178 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1179 hdev->claimed |= HID_CLAIMED_HIDRAW;
1180
1181 if (!hdev->claimed) {
4291ee30 1182 hid_err(hdev, "claimed by neither input, hiddev nor hidraw\n");
93c10132
JS		 1183 return -ENODEV;
1184 }
1185
1186 if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1187 (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1188 hdev->ff_init(hdev);
1189
1190 len = 0;
1191 if (hdev->claimed & HID_CLAIMED_INPUT)
1192 len += sprintf(buf + len, "input");
1193 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1194 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1195 hdev->minor);
1196 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1197 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1198 ((struct hidraw *)hdev->hidraw)->minor);
1199
1200 type = "Device";
1201 for (i = 0; i < hdev->maxcollection; i++) {
1202 struct hid_collection *col = &hdev->collection[i];
1203 if (col->type == HID_COLLECTION_APPLICATION &&
1204 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1205 (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1206 type = types[col->usage & 0xffff];
1207 break;
1208 }
1209 }
1210
1211 switch (hdev->bus) {
1212 case BUS_USB:
1213 bus = "USB";
1214 break;
1215 case BUS_BLUETOOTH:
1216 bus = "BLUETOOTH";
1217 break;
1218 default:
1219 bus = "<UNKNOWN>";
1220 }
1221
4291ee30
JP		 1222 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1223 buf, bus, hdev->version >> 8, hdev->version & 0xff,
1224 type, hdev->name, hdev->phys);
93c10132
JS		 1225
1226 return 0;
1227}
1228EXPORT_SYMBOL_GPL(hid_connect);
1229
c4c259bc
JK		 1230void hid_disconnect(struct hid_device *hdev)
1231{
1232 if (hdev->claimed & HID_CLAIMED_INPUT)
1233 hidinput_disconnect(hdev);
1234 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1235 hdev->hiddev_disconnect(hdev);
1236 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1237 hidraw_disconnect(hdev);
1238}
1239EXPORT_SYMBOL_GPL(hid_disconnect);
1240
bae7eb33 1241/* a list of devices for which there is a specialized driver on HID bus */
ce06b9d6 1242static const struct hid_device_id hid_have_special_driver[] = {
b6353f4f 1243 { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M1968) },
6dec143a 1244 { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M2256) },
14a21cd4
JS		 1245 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1246 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
b7e1b203 1247 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
c0dbcc33
SK		 1248#if defined(CONFIG_HID_ACRUX_FF) || defined(CONFIG_HID_ACRUX_FF_MODULE)
1249 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
1250#endif
df9bcace 1251 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL) },
8c19a515
JS		 1252 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1253 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
128537ce 1254 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
a462230e 1255 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
8c19a515
JS		 1256 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1257 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1258 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1259 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1260 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1261 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1262 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1263 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1264 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1265 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1266 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
fef3f571
RF		 1267 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1268 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1269 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
8c19a515
JS		 1270 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1271 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1272 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1273 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1274 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1275 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
ee8a1a0a
JS		 1276 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1277 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1278 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
8c19a515
JS		 1279 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1280 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1281 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1282 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1283 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1284 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
a96d6ef3
HR		 1285 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1286 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1287 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 1288 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1289 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1290 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1291 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1292 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1293 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
23aeb61e
CSW		 1294 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1295 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1296 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
8c19a515
JS		 1297 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1298 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
eaca1386 1299 { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT) },
cec15a0e 1300 { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
b5635b12 1301 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
bf280628 1302 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
c3dc66de 1303 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
36213e1e 1304 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
ba4d8abb 1305 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
272036ed 1306 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
3b239cd7 1307 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1ce31b25 1308 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
fcfacfd3 1309 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
b9e4b1e0 1310 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
3a370ca1 1311 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
0f221320
JS		 1312 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1313 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
e8d0eab4 1314 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
0f221320 1315 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
3f866fbd 1316 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
0c3910c2 1317 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH) },
83e44918 1318 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH1) },
64b386ea 1319 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
04561c5a 1320 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1f243e30 1321 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
5181e594 1322 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
578f3a35 1323 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
5181e594 1324 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
42859e0b 1325 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
949f8fef 1326 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1e093206 1327 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
c2fd1a4e 1328 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
fdf93aa3 1329 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
79422741 1330 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
b5635b12 1331 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
5f22a799
JS		 1332 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1333 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1334 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1335 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
1336 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1337 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1338 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
5f22a799
JS		 1339 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1340 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
5f22a799
JS		 1341 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
1342 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
2c6118e4 1343 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
606bd0a8
JS		 1344 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1345 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
1346 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
fd30ea8c 1347 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
606bd0a8 1348 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
74f292ca 1349 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
606bd0a8
JS		 1350 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1351 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
243b706d 1352 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
32c88cbc 1353 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
606bd0a8 1354 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
24985cf6
JK		 1355 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1356 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
236db47c
BP		 1357 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1358 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
78a849a6
JS		 1359 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1360 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
1361 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1362 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
1363 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
3b8006e5 1364 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
94011f93 1365 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
6e32819e 1366 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1367 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1368 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1369 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1370 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
1371 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
1372 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
1373 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
1374 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
1375 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
1376 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
1377 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
1378 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
1379 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
1380 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
1381 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
1382 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
1383 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
cd9ec30d 1384 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
1e762532 1385 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
49e4739a 1386 { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) },
f54405db 1387 { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN) },
14bf62cd 1388 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
cb7cf3da 1389 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
980a3da6 1390 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
b355850b 1391 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
bd28ce00 1392 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
f9ce7c28 1393 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
cc6e0bbb 1394 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
d3fb5454 1395 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, USB_DEVICE_ID_MTP) },
b6dc7992
PAS		 1396 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, USB_DEVICE_ID_MTP_STM) },
1397 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, USB_DEVICE_ID_MTP_SITRONIX) },
90231e7e 1398 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
daedb3d6
AH		 1399 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
1400 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
7a84b133
RAG		 1401 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
1402 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
daedb3d6 1403 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
3ee8f0a2 1404 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
daedb3d6 1405 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
f14f526d 1406 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
54001081 1407 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
711a680e 1408 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
41fa9230 1409 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
f8a489cc
NK		 1410 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
1411 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
1412 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
fac733f0 1413 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
ca2dcd40 1414 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
72a46344 1415 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
00e7f964 1416 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
72a46344 1417 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
8f1acc32 1418 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
daedb3d6
AH		 1419 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
1420 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
a9885c8f 1421 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
8c19a515 1422
78a849a6 1423 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
85cdaf52
JS		 1424 { }
1425};
1426
3a6f82f7
JS		 1427struct hid_dynid {
1428 struct list_head list;
1429 struct hid_device_id id;
1430};
1431
1432/**
1433 * store_new_id - add a new HID device ID to this driver and re-probe devices
1434 * @driver: target device driver
1435 * @buf: buffer for scanning device ID data
1436 * @count: input size
1437 *
1438 * Adds a new dynamic hid device ID to this driver,
1439 * and causes the driver to probe for all devices again.
1440 */
1441static ssize_t store_new_id(struct device_driver *drv, const char *buf,
1442 size_t count)
1443{
1444 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1445 struct hid_dynid *dynid;
1446 __u32 bus, vendor, product;
1447 unsigned long driver_data = 0;
1448 int ret;
1449
1450 ret = sscanf(buf, "%x %x %x %lx",
1451 &bus, &vendor, &product, &driver_data);
1452 if (ret < 3)
1453 return -EINVAL;
1454
1455 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
1456 if (!dynid)
1457 return -ENOMEM;
1458
1459 dynid->id.bus = bus;
1460 dynid->id.vendor = vendor;
1461 dynid->id.product = product;
1462 dynid->id.driver_data = driver_data;
1463
1464 spin_lock(&hdrv->dyn_lock);
1465 list_add_tail(&dynid->list, &hdrv->dyn_list);
1466 spin_unlock(&hdrv->dyn_lock);
1467
1468 ret = 0;
1469 if (get_driver(&hdrv->driver)) {
1470 ret = driver_attach(&hdrv->driver);
1471 put_driver(&hdrv->driver);
1472 }
1473
1474 return ret ? : count;
1475}
1476static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
1477
1478static void hid_free_dynids(struct hid_driver *hdrv)
1479{
1480 struct hid_dynid *dynid, *n;
1481
1482 spin_lock(&hdrv->dyn_lock);
1483 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
1484 list_del(&dynid->list);
1485 kfree(dynid);
1486 }
1487 spin_unlock(&hdrv->dyn_lock);
1488}
1489
1490static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
1491 struct hid_driver *hdrv)
1492{
1493 struct hid_dynid *dynid;
1494
1495 spin_lock(&hdrv->dyn_lock);
1496 list_for_each_entry(dynid, &hdrv->dyn_list, list) {
1497 if (hid_match_one_id(hdev, &dynid->id)) {
1498 spin_unlock(&hdrv->dyn_lock);
1499 return &dynid->id;
1500 }
1501 }
1502 spin_unlock(&hdrv->dyn_lock);
1503
1504 return hid_match_id(hdev, hdrv->id_table);
1505}
1506
85cdaf52
JS		 1507static int hid_bus_match(struct device *dev, struct device_driver *drv)
1508{
1509 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1510 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1511
3a6f82f7 1512 if (!hid_match_device(hdev, hdrv))
85cdaf52
JS		 1513 return 0;
1514
ce06b9d6 1515 /* generic wants all that don't have specialized driver */
85cdaf52 1516 if (!strncmp(hdrv->name, "generic-", 8))
ce06b9d6 1517 return !hid_match_id(hdev, hid_have_special_driver);
85cdaf52
JS		 1518
1519 return 1;
1520}
1521
1522static int hid_device_probe(struct device *dev)
1523{
1524 struct hid_driver *hdrv = container_of(dev->driver,
1525 struct hid_driver, driver);
1526 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1527 const struct hid_device_id *id;
1528 int ret = 0;
1529
1530 if (!hdev->driver) {
3a6f82f7 1531 id = hid_match_device(hdev, hdrv);
c500c971
JS		 1532 if (id == NULL)
1533 return -ENODEV;
85cdaf52 1534
c500c971
JS		 1535 hdev->driver = hdrv;
1536 if (hdrv->probe) {
1537 ret = hdrv->probe(hdev, id);
1538 } else { /* default probe */
1539 ret = hid_parse(hdev);
1540 if (!ret)
93c10132 1541 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
85cdaf52 1542 }
c500c971
JS		 1543 if (ret)
1544 hdev->driver = NULL;
85cdaf52
JS		 1545 }
1546 return ret;
1547}
1548
1549static int hid_device_remove(struct device *dev)
1550{
1551 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1552 struct hid_driver *hdrv = hdev->driver;
1553
1554 if (hdrv) {
1555 if (hdrv->remove)
1556 hdrv->remove(hdev);
c500c971
JS		 1557 else /* default remove */
1558 hid_hw_stop(hdev);
85cdaf52
JS		 1559 hdev->driver = NULL;
1560 }
1561
1562 return 0;
1563}
1564
1565static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
1566{
1567 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1568
1569 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
1570 hdev->bus, hdev->vendor, hdev->product))
1571 return -ENOMEM;
1572
1573 if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
1574 return -ENOMEM;
1575
1576 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
1577 return -ENOMEM;
1578
1579 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
1580 return -ENOMEM;
1581
1582 if (add_uevent_var(env, "MODALIAS=hid:b%04Xv%08Xp%08X",
1583 hdev->bus, hdev->vendor, hdev->product))
1584 return -ENOMEM;
1585
1586 return 0;
1587}
1588
1589static struct bus_type hid_bus_type = {
1590 .name = "hid",
1591 .match = hid_bus_match,
1592 .probe = hid_device_probe,
1593 .remove = hid_device_remove,
1594 .uevent = hid_uevent,
1595};
1596
bae7eb33 1597/* a list of devices that shouldn't be handled by HID core at all */
d458a9df
JS		 1598static const struct hid_device_id hid_ignore_list[] = {
1599 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
1600 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
1601 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
1602 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
1603 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
1604 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
1605 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
1606 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
1607 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
1608 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
1609 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
1610 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
77f720b7
SC		 1611 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
1612 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
62a56582 1613 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
d458a9df
JS		 1614 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
1615 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
1616 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
1617 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
1618 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
1619 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
5f6108cf 1620 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
d458a9df
JS		 1621 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
1622 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
1623 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
70c66567 1624 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
df506f2c 1625 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
d458a9df
JS		 1626 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
1627 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
1628 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0003) },
1629 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
1630 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30) },
1631 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30) },
1632 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT) },
1633 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT) },
1634 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT) },
1635 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT) },
1636 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT) },
1637 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL) },
1638 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
1639 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
1640 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
1641 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
1642 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
1643 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
1644 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
1645 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
1646 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
1647 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
1648 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
1649 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
1650 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
1651 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
1652 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
1653 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
1654 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
1655 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
1656 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
1657 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
1658 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
1659 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
1660 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
1661 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
1662 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
1663 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
1664 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
1665 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
1666 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
1667 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
1668 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
1669 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
1670 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
1671 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
1672 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
1673 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
1674 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
1675 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
1676 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
1677 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
1678 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
1679 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
1680 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
1681 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
1682 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
1683 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
1684 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
1685 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
1686 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
1687 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
1688 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
1689 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
1690 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
6bc235a2 1691 { HID_USB_DEVICE(USB_VENDOR_ID_JESS, USB_DEVICE_ID_JESS_YUREX) },
d458a9df 1692 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
c91c21c5 1693 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
d458a9df 1694 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
eb8141cc 1695 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
d458a9df
JS		 1696 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
1697 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
1698 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
1699 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
1700 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
1701 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
1702 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY1) },
1703 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
1704 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
1705 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
1706 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
1707 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
1708 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
1709 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
1710 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
1711 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
d458a9df
JS		 1712 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
1713 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
1714 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
1715 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
1716 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
1717 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
1718 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
1719 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
1720 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
1721 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
1722 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
1723 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
1724 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
1725 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
1726 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
1727 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
1728 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
4cfae3e8 1729 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
35cfd1d9 1730 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
d458a9df
JS		 1731 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
1732 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
1733 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
1734 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
1735 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
1736 { HID_USB_DEVICE(USB_VENDOR_ID_WACOM, HID_ANY_ID) },
1737 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) },
1738 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
1739 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
1740 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
1741 { }
1742};
1743
b4d8e473
JS		 1744/**
1745 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
1746 *
1747 * There are composite devices for which we want to ignore only a certain
1748 * interface. This is a list of devices for which only the mouse interface will
1749 * be ignored. This allows a dedicated driver to take care of the interface.
1750 */
1751static const struct hid_device_id hid_mouse_ignore_list[] = {
1752 /* appletouch driver */
1753 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1754 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1755 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1756 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1757 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1758 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1759 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1760 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1761 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1762 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1763 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
1764 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1765 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1766 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
1767 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1768 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1769 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1770 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1771 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1772 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
ac26fca3
JK		 1773 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1774 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1775 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
99b9f758
EH		 1776 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1777 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1778 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1779 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1780 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1781 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
b4d8e473
JS		 1782 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1783 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
1784 { }
1785};
1786
d458a9df
JS		 1787static bool hid_ignore(struct hid_device *hdev)
1788{
1789 switch (hdev->vendor) {
1790 case USB_VENDOR_ID_CODEMERCS:
1791 /* ignore all Code Mercenaries IOWarrior devices */
1792 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
1793 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
1794 return true;
1795 break;
1796 case USB_VENDOR_ID_LOGITECH:
1797 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
1798 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
1799 return true;
1800 break;
31f7fd79
JW		 1801 case USB_VENDOR_ID_SOUNDGRAPH:
1802 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
1803 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
1804 return true;
1805 break;
d458a9df
JS		 1806 }
1807
b4d8e473
JS		 1808 if (hdev->type == HID_TYPE_USBMOUSE &&
1809 hid_match_id(hdev, hid_mouse_ignore_list))
1810 return true;
1811
d458a9df
JS		 1812 return !!hid_match_id(hdev, hid_ignore_list);
1813}
1814
85cdaf52
JS		 1815int hid_add_device(struct hid_device *hdev)
1816{
1817 static atomic_t id = ATOMIC_INIT(0);
1818 int ret;
1819
1820 if (WARN_ON(hdev->status & HID_STAT_ADDED))
1821 return -EBUSY;
1822
d458a9df
JS		 1823 /* we need to kill them here, otherwise they will stay allocated to
1824 * wait for coming driver */
e5a2a04c
JM		 1825 if (!(hdev->quirks & HID_QUIRK_NO_IGNORE)
1826 && (hid_ignore(hdev) || (hdev->quirks & HID_QUIRK_IGNORE)))
d458a9df
JS		 1827 return -ENODEV;
1828
6bbe586f
KS		 1829 /* XXX hack, any other cleaner solution after the driver core
1830 * is converted to allow more than 20 bytes as the device name? */
1831 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
1832 hdev->vendor, hdev->product, atomic_inc_return(&id));
85cdaf52 1833
4da361b6 1834 hid_debug_register(hdev, dev_name(&hdev->dev));
85cdaf52
JS		 1835 ret = device_add(&hdev->dev);
1836 if (!ret)
1837 hdev->status |= HID_STAT_ADDED;
4da361b6
BP		 1838 else
1839 hid_debug_unregister(hdev);
a635f9dd 1840
85cdaf52
JS		 1841 return ret;
1842}
1843EXPORT_SYMBOL_GPL(hid_add_device);
1844
1845/**
1846 * hid_allocate_device - allocate new hid device descriptor
1847 *
1848 * Allocate and initialize hid device, so that hid_destroy_device might be
1849 * used to free it.
1850 *
1851 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
1852 * error value.
1853 */
1854struct hid_device *hid_allocate_device(void)
1855{
1856 struct hid_device *hdev;
1857 unsigned int i;
1858 int ret = -ENOMEM;
1859
1860 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
1861 if (hdev == NULL)
1862 return ERR_PTR(ret);
1863
1864 device_initialize(&hdev->dev);
1865 hdev->dev.release = hid_device_release;
1866 hdev->dev.bus = &hid_bus_type;
1867
1868 hdev->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
1869 sizeof(struct hid_collection), GFP_KERNEL);
1870 if (hdev->collection == NULL)
1871 goto err;
1872 hdev->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
1873
1874 for (i = 0; i < HID_REPORT_TYPES; i++)
1875 INIT_LIST_HEAD(&hdev->report_enum[i].report_list);
1876
cd667ce2
JK		 1877 init_waitqueue_head(&hdev->debug_wait);
1878 INIT_LIST_HEAD(&hdev->debug_list);
1879
85cdaf52
JS		 1880 return hdev;
1881err:
1882 put_device(&hdev->dev);
1883 return ERR_PTR(ret);
1884}
1885EXPORT_SYMBOL_GPL(hid_allocate_device);
1886
1887static void hid_remove_device(struct hid_device *hdev)
1888{
1889 if (hdev->status & HID_STAT_ADDED) {
1890 device_del(&hdev->dev);
a635f9dd 1891 hid_debug_unregister(hdev);
85cdaf52
JS		 1892 hdev->status &= ~HID_STAT_ADDED;
1893 }
1894}
1895
1896/**
1897 * hid_destroy_device - free previously allocated device
1898 *
1899 * @hdev: hid device
1900 *
1901 * If you allocate hid_device through hid_allocate_device, you should ever
1902 * free by this function.
1903 */
1904void hid_destroy_device(struct hid_device *hdev)
1905{
1906 hid_remove_device(hdev);
1907 put_device(&hdev->dev);
1908}
1909EXPORT_SYMBOL_GPL(hid_destroy_device);
1910
1911int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
1912 const char *mod_name)
1913{
3a6f82f7
JS		 1914 int ret;
1915
85cdaf52
JS		 1916 hdrv->driver.name = hdrv->name;
1917 hdrv->driver.bus = &hid_bus_type;
1918 hdrv->driver.owner = owner;
1919 hdrv->driver.mod_name = mod_name;
1920
3a6f82f7
JS		 1921 INIT_LIST_HEAD(&hdrv->dyn_list);
1922 spin_lock_init(&hdrv->dyn_lock);
1923
1924 ret = driver_register(&hdrv->driver);
1925 if (ret)
1926 return ret;
1927
1928 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
1929 if (ret)
1930 driver_unregister(&hdrv->driver);
1931
1932 return ret;
85cdaf52
JS		 1933}
1934EXPORT_SYMBOL_GPL(__hid_register_driver);
1935
1936void hid_unregister_driver(struct hid_driver *hdrv)
1937{
3a6f82f7 1938 driver_remove_file(&hdrv->driver, &driver_attr_new_id);
85cdaf52 1939 driver_unregister(&hdrv->driver);
3a6f82f7 1940 hid_free_dynids(hdrv);
85cdaf52
JS		 1941}
1942EXPORT_SYMBOL_GPL(hid_unregister_driver);
1943
0361a28d
ON		 1944int hid_check_keys_pressed(struct hid_device *hid)
1945{
1946 struct hid_input *hidinput;
1947 int i;
1948
e5288eb5
JK		 1949 if (!(hid->claimed & HID_CLAIMED_INPUT))
1950 return 0;
1951
0361a28d
ON		 1952 list_for_each_entry(hidinput, &hid->inputs, list) {
1953 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
1954 if (hidinput->input->key[i])
1955 return 1;
1956 }
1957
1958 return 0;
1959}
1960
1961EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
1962
86166b7b
JK		 1963static int __init hid_init(void)
1964{
85cdaf52
JS		 1965 int ret;
1966
a635f9dd 1967 if (hid_debug)
4291ee30
JP		 1968 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
1969 "debugfs is now used for inspecting the device (report descriptor, reports)\n");
a635f9dd 1970
85cdaf52
JS		 1971 ret = bus_register(&hid_bus_type);
1972 if (ret) {
4291ee30 1973 pr_err("can't register hid bus\n");
85cdaf52
JS		 1974 goto err;
1975 }
1976
1977 ret = hidraw_init();
1978 if (ret)
1979 goto err_bus;
1980
a635f9dd
JK		 1981 hid_debug_init();
1982
85cdaf52
JS		 1983 return 0;
1984err_bus:
1985 bus_unregister(&hid_bus_type);
1986err:
1987 return ret;
86166b7b
JK		 1988}
1989
1990static void __exit hid_exit(void)
1991{
a635f9dd 1992 hid_debug_exit();
86166b7b 1993 hidraw_exit();
85cdaf52 1994 bus_unregister(&hid_bus_type);
86166b7b
JK		 1995}
1996
1997module_init(hid_init);
1998module_exit(hid_exit);
1999
88adb72b
JK		 2000MODULE_AUTHOR("Andreas Gal");
2001MODULE_AUTHOR("Vojtech Pavlik");
2002MODULE_AUTHOR("Jiri Kosina");
aa938f79
JK		 2003MODULE_LICENSE(DRIVER_LICENSE);
2004
Linux 6.x block layer and io_uring tree(s)