1 /*
2 * HID support for Linux
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
7 * Copyright (c) 2006-2012 Jiri Kosina
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
17 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
18
19 #include <linux/module.h>
20 #include <linux/slab.h>
21 #include <linux/init.h>
22 #include <linux/kernel.h>
23 #include <linux/list.h>
24 #include <linux/mm.h>
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>
30 #include <linux/vmalloc.h>
31 #include <linux/sched.h>
32 #include <linux/semaphore.h>
33
34 #include <linux/hid.h>
35 #include <linux/hiddev.h>
36 #include <linux/hid-debug.h>
37 #include <linux/hidraw.h>
38
39 #include "hid-ids.h"
40
41 /*
42 * Version Information
43 */
44
45 #define DRIVER_DESC "HID core driver"
46 #define DRIVER_LICENSE "GPL"
47
48 int hid_debug = 0;
49 module_param_named(debug, hid_debug, int, 0600);
50 MODULE_PARM_DESC(debug, "toggle HID debugging messages");
51 EXPORT_SYMBOL_GPL(hid_debug);
52
53 static int hid_ignore_special_drivers = 0;
54 module_param_named(ignore_special_drivers, hid_ignore_special_drivers, int, 0600);
55 MODULE_PARM_DESC(debug, "Ignore any special drivers and handle all devices by generic driver");
56
57 /*
58 * Register a new report for a device.
59 */
60
hid_register_report(struct hid_device * device,unsigned type,unsigned id)61 struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
62 {
63 struct hid_report_enum *report_enum = device->report_enum + type;
64 struct hid_report *report;
65
66 if (id >= HID_MAX_IDS)
67 return NULL;
68 if (report_enum->report_id_hash[id])
69 return report_enum->report_id_hash[id];
70
71 report = kzalloc(sizeof(struct hid_report), GFP_KERNEL);
72 if (!report)
73 return NULL;
74
75 if (id != 0)
76 report_enum->numbered = 1;
77
78 report->id = id;
79 report->type = type;
80 report->size = 0;
81 report->device = device;
82 report_enum->report_id_hash[id] = report;
83
84 list_add_tail(&report->list, &report_enum->report_list);
85
86 return report;
87 }
88 EXPORT_SYMBOL_GPL(hid_register_report);
89
90 /*
91 * Register a new field for this report.
92 */
93
hid_register_field(struct hid_report * report,unsigned usages,unsigned values)94 static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
95 {
96 struct hid_field *field;
97
98 if (report->maxfield == HID_MAX_FIELDS) {
99 hid_err(report->device, "too many fields in report\n");
100 return NULL;
101 }
102
103 field = kzalloc((sizeof(struct hid_field) +
104 usages * sizeof(struct hid_usage) +
105 values * sizeof(unsigned)), GFP_KERNEL);
106 if (!field)
107 return NULL;
108
109 field->index = report->maxfield++;
110 report->field[field->index] = field;
111 field->usage = (struct hid_usage *)(field + 1);
112 field->value = (s32 *)(field->usage + usages);
113 field->report = report;
114
115 return field;
116 }
117
118 /*
119 * Open a collection. The type/usage is pushed on the stack.
120 */
121
open_collection(struct hid_parser * parser,unsigned type)122 static int open_collection(struct hid_parser *parser, unsigned type)
123 {
124 struct hid_collection *collection;
125 unsigned usage;
126
127 usage = parser->local.usage[0];
128
129 if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
130 hid_err(parser->device, "collection stack overflow\n");
131 return -1;
132 }
133
134 if (parser->device->maxcollection == parser->device->collection_size) {
135 collection = kmalloc(sizeof(struct hid_collection) *
136 parser->device->collection_size * 2, GFP_KERNEL);
137 if (collection == NULL) {
138 hid_err(parser->device, "failed to reallocate collection array\n");
139 return -1;
140 }
141 memcpy(collection, parser->device->collection,
142 sizeof(struct hid_collection) *
143 parser->device->collection_size);
144 memset(collection + parser->device->collection_size, 0,
145 sizeof(struct hid_collection) *
146 parser->device->collection_size);
147 kfree(parser->device->collection);
148 parser->device->collection = collection;
149 parser->device->collection_size *= 2;
150 }
151
152 parser->collection_stack[parser->collection_stack_ptr++] =
153 parser->device->maxcollection;
154
155 collection = parser->device->collection +
156 parser->device->maxcollection++;
157 collection->type = type;
158 collection->usage = usage;
159 collection->level = parser->collection_stack_ptr - 1;
160
161 if (type == HID_COLLECTION_APPLICATION)
162 parser->device->maxapplication++;
163
164 return 0;
165 }
166
167 /*
168 * Close a collection.
169 */
170
close_collection(struct hid_parser * parser)171 static int close_collection(struct hid_parser *parser)
172 {
173 if (!parser->collection_stack_ptr) {
174 hid_err(parser->device, "collection stack underflow\n");
175 return -1;
176 }
177 parser->collection_stack_ptr--;
178 return 0;
179 }
180
181 /*
182 * Climb up the stack, search for the specified collection type
183 * and return the usage.
184 */
185
hid_lookup_collection(struct hid_parser * parser,unsigned type)186 static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
187 {
188 struct hid_collection *collection = parser->device->collection;
189 int n;
190
191 for (n = parser->collection_stack_ptr - 1; n >= 0; n--) {
192 unsigned index = parser->collection_stack[n];
193 if (collection[index].type == type)
194 return collection[index].usage;
195 }
196 return 0; /* we know nothing about this usage type */
197 }
198
199 /*
200 * Add a usage to the temporary parser table.
201 */
202
hid_add_usage(struct hid_parser * parser,unsigned usage)203 static int hid_add_usage(struct hid_parser *parser, unsigned usage)
204 {
205 if (parser->local.usage_index >= HID_MAX_USAGES) {
206 hid_err(parser->device, "usage index exceeded\n");
207 return -1;
208 }
209 parser->local.usage[parser->local.usage_index] = usage;
210 parser->local.collection_index[parser->local.usage_index] =
211 parser->collection_stack_ptr ?
212 parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
213 parser->local.usage_index++;
214 return 0;
215 }
216
217 /*
218 * Register a new field for this report.
219 */
220
hid_add_field(struct hid_parser * parser,unsigned report_type,unsigned flags)221 static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
222 {
223 struct hid_report *report;
224 struct hid_field *field;
225 int usages;
226 unsigned offset;
227 int i;
228
229 report = hid_register_report(parser->device, report_type, parser->global.report_id);
230 if (!report) {
231 hid_err(parser->device, "hid_register_report failed\n");
232 return -1;
233 }
234
235 if (parser->global.logical_maximum < parser->global.logical_minimum) {
236 hid_err(parser->device, "logical range invalid %d %d\n",
237 parser->global.logical_minimum, parser->global.logical_maximum);
238 return -1;
239 }
240
241 offset = report->size;
242 report->size += parser->global.report_size * parser->global.report_count;
243
244 if (!parser->local.usage_index) /* Ignore padding fields */
245 return 0;
246
247 usages = max_t(int, parser->local.usage_index, parser->global.report_count);
248
249 field = hid_register_field(report, usages, parser->global.report_count);
250 if (!field)
251 return 0;
252
253 field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
254 field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
255 field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
256
257 for (i = 0; i < usages; i++) {
258 int j = i;
259 /* Duplicate the last usage we parsed if we have excess values */
260 if (i >= parser->local.usage_index)
261 j = parser->local.usage_index - 1;
262 field->usage[i].hid = parser->local.usage[j];
263 field->usage[i].collection_index =
264 parser->local.collection_index[j];
265 }
266
267 field->maxusage = usages;
268 field->flags = flags;
269 field->report_offset = offset;
270 field->report_type = report_type;
271 field->report_size = parser->global.report_size;
272 field->report_count = parser->global.report_count;
273 field->logical_minimum = parser->global.logical_minimum;
274 field->logical_maximum = parser->global.logical_maximum;
275 field->physical_minimum = parser->global.physical_minimum;
276 field->physical_maximum = parser->global.physical_maximum;
277 field->unit_exponent = parser->global.unit_exponent;
278 field->unit = parser->global.unit;
279
280 return 0;
281 }
282
283 /*
284 * Read data value from item.
285 */
286
item_udata(struct hid_item * item)287 static u32 item_udata(struct hid_item *item)
288 {
289 switch (item->size) {
290 case 1: return item->data.u8;
291 case 2: return item->data.u16;
292 case 4: return item->data.u32;
293 }
294 return 0;
295 }
296
item_sdata(struct hid_item * item)297 static s32 item_sdata(struct hid_item *item)
298 {
299 switch (item->size) {
300 case 1: return item->data.s8;
301 case 2: return item->data.s16;
302 case 4: return item->data.s32;
303 }
304 return 0;
305 }
306
307 /*
308 * Process a global item.
309 */
310
hid_parser_global(struct hid_parser * parser,struct hid_item * item)311 static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
312 {
313 switch (item->tag) {
314 case HID_GLOBAL_ITEM_TAG_PUSH:
315
316 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
317 hid_err(parser->device, "global environment stack overflow\n");
318 return -1;
319 }
320
321 memcpy(parser->global_stack + parser->global_stack_ptr++,
322 &parser->global, sizeof(struct hid_global));
323 return 0;
324
325 case HID_GLOBAL_ITEM_TAG_POP:
326
327 if (!parser->global_stack_ptr) {
328 hid_err(parser->device, "global environment stack underflow\n");
329 return -1;
330 }
331
332 memcpy(&parser->global, parser->global_stack +
333 --parser->global_stack_ptr, sizeof(struct hid_global));
334 return 0;
335
336 case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
337 parser->global.usage_page = item_udata(item);
338 return 0;
339
340 case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
341 parser->global.logical_minimum = item_sdata(item);
342 return 0;
343
344 case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
345 if (parser->global.logical_minimum < 0)
346 parser->global.logical_maximum = item_sdata(item);
347 else
348 parser->global.logical_maximum = item_udata(item);
349 return 0;
350
351 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
352 parser->global.physical_minimum = item_sdata(item);
353 return 0;
354
355 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
356 if (parser->global.physical_minimum < 0)
357 parser->global.physical_maximum = item_sdata(item);
358 else
359 parser->global.physical_maximum = item_udata(item);
360 return 0;
361
362 case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
363 parser->global.unit_exponent = item_sdata(item);
364 return 0;
365
366 case HID_GLOBAL_ITEM_TAG_UNIT:
367 parser->global.unit = item_udata(item);
368 return 0;
369
370 case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
371 parser->global.report_size = item_udata(item);
372 if (parser->global.report_size > 96) {
373 hid_err(parser->device, "invalid report_size %d\n",
374 parser->global.report_size);
375 return -1;
376 }
377 return 0;
378
379 case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
380 parser->global.report_count = item_udata(item);
381 if (parser->global.report_count > HID_MAX_USAGES) {
382 hid_err(parser->device, "invalid report_count %d\n",
383 parser->global.report_count);
384 return -1;
385 }
386 return 0;
387
388 case HID_GLOBAL_ITEM_TAG_REPORT_ID:
389 parser->global.report_id = item_udata(item);
390 if (parser->global.report_id == 0 ||
391 parser->global.report_id >= HID_MAX_IDS) {
392 hid_err(parser->device, "report_id %u is invalid\n",
393 parser->global.report_id);
394 return -1;
395 }
396 return 0;
397
398 default:
399 hid_err(parser->device, "unknown global tag 0x%x\n", item->tag);
400 return -1;
401 }
402 }
403
404 /*
405 * Process a local item.
406 */
407
hid_parser_local(struct hid_parser * parser,struct hid_item * item)408 static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
409 {
410 __u32 data;
411 unsigned n;
412
413 data = item_udata(item);
414
415 switch (item->tag) {
416 case HID_LOCAL_ITEM_TAG_DELIMITER:
417
418 if (data) {
419 /*
420 * We treat items before the first delimiter
421 * as global to all usage sets (branch 0).
422 * In the moment we process only these global
423 * items and the first delimiter set.
424 */
425 if (parser->local.delimiter_depth != 0) {
426 hid_err(parser->device, "nested delimiters\n");
427 return -1;
428 }
429 parser->local.delimiter_depth++;
430 parser->local.delimiter_branch++;
431 } else {
432 if (parser->local.delimiter_depth < 1) {
433 hid_err(parser->device, "bogus close delimiter\n");
434 return -1;
435 }
436 parser->local.delimiter_depth--;
437 }
438 return 1;
439
440 case HID_LOCAL_ITEM_TAG_USAGE:
441
442 if (parser->local.delimiter_branch > 1) {
443 dbg_hid("alternative usage ignored\n");
444 return 0;
445 }
446
447 if (item->size <= 2)
448 data = (parser->global.usage_page << 16) + data;
449
450 return hid_add_usage(parser, data);
451
452 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
453
454 if (parser->local.delimiter_branch > 1) {
455 dbg_hid("alternative usage ignored\n");
456 return 0;
457 }
458
459 if (item->size <= 2)
460 data = (parser->global.usage_page << 16) + data;
461
462 parser->local.usage_minimum = data;
463 return 0;
464
465 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
466
467 if (parser->local.delimiter_branch > 1) {
468 dbg_hid("alternative usage ignored\n");
469 return 0;
470 }
471
472 if (item->size <= 2)
473 data = (parser->global.usage_page << 16) + data;
474
475 for (n = parser->local.usage_minimum; n <= data; n++)
476 if (hid_add_usage(parser, n)) {
477 dbg_hid("hid_add_usage failed\n");
478 return -1;
479 }
480 return 0;
481
482 default:
483
484 dbg_hid("unknown local item tag 0x%x\n", item->tag);
485 return 0;
486 }
487 return 0;
488 }
489
490 /*
491 * Process a main item.
492 */
493
hid_parser_main(struct hid_parser * parser,struct hid_item * item)494 static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
495 {
496 __u32 data;
497 int ret;
498
499 data = item_udata(item);
500
501 switch (item->tag) {
502 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
503 ret = open_collection(parser, data & 0xff);
504 break;
505 case HID_MAIN_ITEM_TAG_END_COLLECTION:
506 ret = close_collection(parser);
507 break;
508 case HID_MAIN_ITEM_TAG_INPUT:
509 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
510 break;
511 case HID_MAIN_ITEM_TAG_OUTPUT:
512 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
513 break;
514 case HID_MAIN_ITEM_TAG_FEATURE:
515 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
516 break;
517 default:
518 hid_err(parser->device, "unknown main item tag 0x%x\n", item->tag);
519 ret = 0;
520 }
521
522 memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */
523
524 return ret;
525 }
526
527 /*
528 * Process a reserved item.
529 */
530
hid_parser_reserved(struct hid_parser * parser,struct hid_item * item)531 static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
532 {
533 dbg_hid("reserved item type, tag 0x%x\n", item->tag);
534 return 0;
535 }
536
537 /*
538 * Free a report and all registered fields. The field->usage and
539 * field->value table's are allocated behind the field, so we need
540 * only to free(field) itself.
541 */
542
hid_free_report(struct hid_report * report)543 static void hid_free_report(struct hid_report *report)
544 {
545 unsigned n;
546
547 for (n = 0; n < report->maxfield; n++)
548 kfree(report->field[n]);
549 kfree(report);
550 }
551
552 /*
553 * Free a device structure, all reports, and all fields.
554 */
555
hid_device_release(struct device * dev)556 static void hid_device_release(struct device *dev)
557 {
558 struct hid_device *device = container_of(dev, struct hid_device, dev);
559 unsigned i, j;
560
561 for (i = 0; i < HID_REPORT_TYPES; i++) {
562 struct hid_report_enum *report_enum = device->report_enum + i;
563
564 for (j = 0; j < HID_MAX_IDS; j++) {
565 struct hid_report *report = report_enum->report_id_hash[j];
566 if (report)
567 hid_free_report(report);
568 }
569 }
570
571 kfree(device->rdesc);
572 kfree(device->collection);
573 kfree(device);
574 }
575
576 /*
577 * Fetch a report description item from the data stream. We support long
578 * items, though they are not used yet.
579 */
580
fetch_item(__u8 * start,__u8 * end,struct hid_item * item)581 static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
582 {
583 u8 b;
584
585 if ((end - start) <= 0)
586 return NULL;
587
588 b = *start++;
589
590 item->type = (b >> 2) & 3;
591 item->tag = (b >> 4) & 15;
592
593 if (item->tag == HID_ITEM_TAG_LONG) {
594
595 item->format = HID_ITEM_FORMAT_LONG;
596
597 if ((end - start) < 2)
598 return NULL;
599
600 item->size = *start++;
601 item->tag = *start++;
602
603 if ((end - start) < item->size)
604 return NULL;
605
606 item->data.longdata = start;
607 start += item->size;
608 return start;
609 }
610
611 item->format = HID_ITEM_FORMAT_SHORT;
612 item->size = b & 3;
613
614 switch (item->size) {
615 case 0:
616 return start;
617
618 case 1:
619 if ((end - start) < 1)
620 return NULL;
621 item->data.u8 = *start++;
622 return start;
623
624 case 2:
625 if ((end - start) < 2)
626 return NULL;
627 item->data.u16 = get_unaligned_le16(start);
628 start = (__u8 *)((__le16 *)start + 1);
629 return start;
630
631 case 3:
632 item->size++;
633 if ((end - start) < 4)
634 return NULL;
635 item->data.u32 = get_unaligned_le32(start);
636 start = (__u8 *)((__le32 *)start + 1);
637 return start;
638 }
639
640 return NULL;
641 }
642
643 /**
644 * hid_parse_report - parse device report
645 *
646 * @device: hid device
647 * @start: report start
648 * @size: report size
649 *
650 * Parse a report description into a hid_device structure. Reports are
651 * enumerated, fields are attached to these reports.
652 * 0 returned on success, otherwise nonzero error value.
653 */
hid_parse_report(struct hid_device * device,__u8 * start,unsigned size)654 int hid_parse_report(struct hid_device *device, __u8 *start,
655 unsigned size)
656 {
657 struct hid_parser *parser;
658 struct hid_item item;
659 __u8 *end;
660 int ret;
661 static int (*dispatch_type[])(struct hid_parser *parser,
662 struct hid_item *item) = {
663 hid_parser_main,
664 hid_parser_global,
665 hid_parser_local,
666 hid_parser_reserved
667 };
668
669 if (device->driver->report_fixup)
670 start = device->driver->report_fixup(device, start, &size);
671
672 device->rdesc = kmemdup(start, size, GFP_KERNEL);
673 if (device->rdesc == NULL)
674 return -ENOMEM;
675 device->rsize = size;
676
677 parser = vzalloc(sizeof(struct hid_parser));
678 if (!parser) {
679 ret = -ENOMEM;
680 goto err;
681 }
682
683 parser->device = device;
684
685 end = start + size;
686 ret = -EINVAL;
687 while ((start = fetch_item(start, end, &item)) != NULL) {
688
689 if (item.format != HID_ITEM_FORMAT_SHORT) {
690 hid_err(device, "unexpected long global item\n");
691 goto err;
692 }
693
694 if (dispatch_type[item.type](parser, &item)) {
695 hid_err(device, "item %u %u %u %u parsing failed\n",
696 item.format, (unsigned)item.size,
697 (unsigned)item.type, (unsigned)item.tag);
698 goto err;
699 }
700
701 if (start == end) {
702 if (parser->collection_stack_ptr) {
703 hid_err(device, "unbalanced collection at end of report description\n");
704 goto err;
705 }
706 if (parser->local.delimiter_depth) {
707 hid_err(device, "unbalanced delimiter at end of report description\n");
708 goto err;
709 }
710 vfree(parser);
711 return 0;
712 }
713 }
714
715 hid_err(device, "item fetching failed at offset %d\n", (int)(end - start));
716 err:
717 vfree(parser);
718 return ret;
719 }
720 EXPORT_SYMBOL_GPL(hid_parse_report);
721
722 /*
723 * Convert a signed n-bit integer to signed 32-bit integer. Common
724 * cases are done through the compiler, the screwed things has to be
725 * done by hand.
726 */
727
snto32(__u32 value,unsigned n)728 static s32 snto32(__u32 value, unsigned n)
729 {
730 switch (n) {
731 case 8: return ((__s8)value);
732 case 16: return ((__s16)value);
733 case 32: return ((__s32)value);
734 }
735 return value & (1 << (n - 1)) ? value | (-1 << n) : value;
736 }
737
738 /*
739 * Convert a signed 32-bit integer to a signed n-bit integer.
740 */
741
s32ton(__s32 value,unsigned n)742 static u32 s32ton(__s32 value, unsigned n)
743 {
744 s32 a = value >> (n - 1);
745 if (a && a != -1)
746 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
747 return value & ((1 << n) - 1);
748 }
749
750 /*
751 * Extract/implement a data field from/to a little endian report (bit array).
752 *
753 * Code sort-of follows HID spec:
754 * http://www.usb.org/developers/devclass_docs/HID1_11.pdf
755 *
756 * While the USB HID spec allows unlimited length bit fields in "report
757 * descriptors", most devices never use more than 16 bits.
758 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
759 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
760 */
761
extract(const struct hid_device * hid,__u8 * report,unsigned offset,unsigned n)762 static __u32 extract(const struct hid_device *hid, __u8 *report,
763 unsigned offset, unsigned n)
764 {
765 u64 x;
766
767 if (n > 32)
768 hid_warn(hid, "extract() called with n (%d) > 32! (%s)\n",
769 n, current->comm);
770
771 report += offset >> 3; /* adjust byte index */
772 offset &= 7; /* now only need bit offset into one byte */
773 x = get_unaligned_le64(report);
774 x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */
775 return (u32) x;
776 }
777
778 /*
779 * "implement" : set bits in a little endian bit stream.
780 * Same concepts as "extract" (see comments above).
781 * The data mangled in the bit stream remains in little endian
782 * order the whole time. It make more sense to talk about
783 * endianness of register values by considering a register
784 * a "cached" copy of the little endiad bit stream.
785 */
implement(const struct hid_device * hid,__u8 * report,unsigned offset,unsigned n,__u32 value)786 static void implement(const struct hid_device *hid, __u8 *report,
787 unsigned offset, unsigned n, __u32 value)
788 {
789 u64 x;
790 u64 m = (1ULL << n) - 1;
791
792 if (n > 32)
793 hid_warn(hid, "%s() called with n (%d) > 32! (%s)\n",
794 __func__, n, current->comm);
795
796 if (value > m)
797 hid_warn(hid, "%s() called with too large value %d! (%s)\n",
798 __func__, value, current->comm);
799 WARN_ON(value > m);
800 value &= m;
801
802 report += offset >> 3;
803 offset &= 7;
804
805 x = get_unaligned_le64(report);
806 x &= ~(m << offset);
807 x |= ((u64)value) << offset;
808 put_unaligned_le64(x, report);
809 }
810
811 /*
812 * Search an array for a value.
813 */
814
search(__s32 * array,__s32 value,unsigned n)815 static int search(__s32 *array, __s32 value, unsigned n)
816 {
817 while (n--) {
818 if (*array++ == value)
819 return 0;
820 }
821 return -1;
822 }
823
824 static const char * const hid_report_names[] = {
825 "HID_INPUT_REPORT",
826 "HID_OUTPUT_REPORT",
827 "HID_FEATURE_REPORT",
828 };
829 /**
830 * hid_validate_values - validate existing device report's value indexes
831 *
832 * @device: hid device
833 * @type: which report type to examine
834 * @id: which report ID to examine (0 for first)
835 * @field_index: which report field to examine
836 * @report_counts: expected number of values
837 *
838 * Validate the number of values in a given field of a given report, after
839 * parsing.
840 */
hid_validate_values(struct hid_device * hid,unsigned int type,unsigned int id,unsigned int field_index,unsigned int report_counts)841 struct hid_report *hid_validate_values(struct hid_device *hid,
842 unsigned int type, unsigned int id,
843 unsigned int field_index,
844 unsigned int report_counts)
845 {
846 struct hid_report *report;
847
848 if (type > HID_FEATURE_REPORT) {
849 hid_err(hid, "invalid HID report type %u\n", type);
850 return NULL;
851 }
852
853 if (id >= HID_MAX_IDS) {
854 hid_err(hid, "invalid HID report id %u\n", id);
855 return NULL;
856 }
857
858 /*
859 * Explicitly not using hid_get_report() here since it depends on
860 * ->numbered being checked, which may not always be the case when
861 * drivers go to access report values.
862 */
863 report = hid->report_enum[type].report_id_hash[id];
864 if (!report) {
865 hid_err(hid, "missing %s %u\n", hid_report_names[type], id);
866 return NULL;
867 }
868 if (report->maxfield <= field_index) {
869 hid_err(hid, "not enough fields in %s %u\n",
870 hid_report_names[type], id);
871 return NULL;
872 }
873 if (report->field[field_index]->report_count < report_counts) {
874 hid_err(hid, "not enough values in %s %u field %u\n",
875 hid_report_names[type], id, field_index);
876 return NULL;
877 }
878 return report;
879 }
880 EXPORT_SYMBOL_GPL(hid_validate_values);
881
882 /**
883 * hid_match_report - check if driver's raw_event should be called
884 *
885 * @hid: hid device
886 * @report_type: type to match against
887 *
888 * compare hid->driver->report_table->report_type to report->type
889 */
hid_match_report(struct hid_device * hid,struct hid_report * report)890 static int hid_match_report(struct hid_device *hid, struct hid_report *report)
891 {
892 const struct hid_report_id *id = hid->driver->report_table;
893
894 if (!id) /* NULL means all */
895 return 1;
896
897 for (; id->report_type != HID_TERMINATOR; id++)
898 if (id->report_type == HID_ANY_ID ||
899 id->report_type == report->type)
900 return 1;
901 return 0;
902 }
903
904 /**
905 * hid_match_usage - check if driver's event should be called
906 *
907 * @hid: hid device
908 * @usage: usage to match against
909 *
910 * compare hid->driver->usage_table->usage_{type,code} to
911 * usage->usage_{type,code}
912 */
hid_match_usage(struct hid_device * hid,struct hid_usage * usage)913 static int hid_match_usage(struct hid_device *hid, struct hid_usage *usage)
914 {
915 const struct hid_usage_id *id = hid->driver->usage_table;
916
917 if (!id) /* NULL means all */
918 return 1;
919
920 for (; id->usage_type != HID_ANY_ID - 1; id++)
921 if ((id->usage_hid == HID_ANY_ID ||
922 id->usage_hid == usage->hid) &&
923 (id->usage_type == HID_ANY_ID ||
924 id->usage_type == usage->type) &&
925 (id->usage_code == HID_ANY_ID ||
926 id->usage_code == usage->code))
927 return 1;
928 return 0;
929 }
930
hid_process_event(struct hid_device * hid,struct hid_field * field,struct hid_usage * usage,__s32 value,int interrupt)931 static void hid_process_event(struct hid_device *hid, struct hid_field *field,
932 struct hid_usage *usage, __s32 value, int interrupt)
933 {
934 struct hid_driver *hdrv = hid->driver;
935 int ret;
936
937 hid_dump_input(hid, usage, value);
938
939 if (hdrv && hdrv->event && hid_match_usage(hid, usage)) {
940 ret = hdrv->event(hid, field, usage, value);
941 if (ret != 0) {
942 if (ret < 0)
943 hid_err(hid, "%s's event failed with %d\n",
944 hdrv->name, ret);
945 return;
946 }
947 }
948
949 if (hid->claimed & HID_CLAIMED_INPUT)
950 hidinput_hid_event(hid, field, usage, value);
951 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
952 hid->hiddev_hid_event(hid, field, usage, value);
953 }
954
955 /*
956 * Analyse a received field, and fetch the data from it. The field
957 * content is stored for next report processing (we do differential
958 * reporting to the layer).
959 */
960
hid_input_field(struct hid_device * hid,struct hid_field * field,__u8 * data,int interrupt)961 static void hid_input_field(struct hid_device *hid, struct hid_field *field,
962 __u8 *data, int interrupt)
963 {
964 unsigned n;
965 unsigned count = field->report_count;
966 unsigned offset = field->report_offset;
967 unsigned size = field->report_size;
968 __s32 min = field->logical_minimum;
969 __s32 max = field->logical_maximum;
970 __s32 *value;
971
972 value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC);
973 if (!value)
974 return;
975
976 for (n = 0; n < count; n++) {
977
978 value[n] = min < 0 ?
979 snto32(extract(hid, data, offset + n * size, size),
980 size) :
981 extract(hid, data, offset + n * size, size);
982
983 /* Ignore report if ErrorRollOver */
984 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) &&
985 value[n] >= min && value[n] <= max &&
986 field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
987 goto exit;
988 }
989
990 for (n = 0; n < count; n++) {
991
992 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
993 hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
994 continue;
995 }
996
997 if (field->value[n] >= min && field->value[n] <= max
998 && field->usage[field->value[n] - min].hid
999 && search(value, field->value[n], count))
1000 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
1001
1002 if (value[n] >= min && value[n] <= max
1003 && field->usage[value[n] - min].hid
1004 && search(field->value, value[n], count))
1005 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
1006 }
1007
1008 memcpy(field->value, value, count * sizeof(__s32));
1009 exit:
1010 kfree(value);
1011 }
1012
1013 /*
1014 * Output the field into the report.
1015 */
1016
hid_output_field(const struct hid_device * hid,struct hid_field * field,__u8 * data)1017 static void hid_output_field(const struct hid_device *hid,
1018 struct hid_field *field, __u8 *data)
1019 {
1020 unsigned count = field->report_count;
1021 unsigned offset = field->report_offset;
1022 unsigned size = field->report_size;
1023 unsigned n;
1024
1025 for (n = 0; n < count; n++) {
1026 if (field->logical_minimum < 0) /* signed values */
1027 implement(hid, data, offset + n * size, size,
1028 s32ton(field->value[n], size));
1029 else /* unsigned values */
1030 implement(hid, data, offset + n * size, size,
1031 field->value[n]);
1032 }
1033 }
1034
1035 /*
1036 * Create a report.
1037 */
1038
hid_output_report(struct hid_report * report,__u8 * data)1039 void hid_output_report(struct hid_report *report, __u8 *data)
1040 {
1041 unsigned n;
1042
1043 if (report->id > 0)
1044 *data++ = report->id;
1045
1046 memset(data, 0, ((report->size - 1) >> 3) + 1);
1047 for (n = 0; n < report->maxfield; n++)
1048 hid_output_field(report->device, report->field[n], data);
1049 }
1050 EXPORT_SYMBOL_GPL(hid_output_report);
1051
1052 /*
1053 * Set a field value. The report this field belongs to has to be
1054 * created and transferred to the device, to set this value in the
1055 * device.
1056 */
1057
hid_set_field(struct hid_field * field,unsigned offset,__s32 value)1058 int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
1059 {
1060 unsigned size;
1061
1062 if (!field)
1063 return -1;
1064
1065 size = field->report_size;
1066
1067 hid_dump_input(field->report->device, field->usage + offset, value);
1068
1069 if (offset >= field->report_count) {
1070 hid_err(field->report->device, "offset (%d) exceeds report_count (%d)\n",
1071 offset, field->report_count);
1072 return -1;
1073 }
1074 if (field->logical_minimum < 0) {
1075 if (value != snto32(s32ton(value, size), size)) {
1076 hid_err(field->report->device, "value %d is out of range\n", value);
1077 return -1;
1078 }
1079 }
1080 field->value[offset] = value;
1081 return 0;
1082 }
1083 EXPORT_SYMBOL_GPL(hid_set_field);
1084
hid_get_report(struct hid_report_enum * report_enum,const u8 * data)1085 static struct hid_report *hid_get_report(struct hid_report_enum *report_enum,
1086 const u8 *data)
1087 {
1088 struct hid_report *report;
1089 unsigned int n = 0; /* Normally report number is 0 */
1090
1091 /* Device uses numbered reports, data[0] is report number */
1092 if (report_enum->numbered)
1093 n = *data;
1094
1095 report = report_enum->report_id_hash[n];
1096 if (report == NULL)
1097 dbg_hid("undefined report_id %u received\n", n);
1098
1099 return report;
1100 }
1101
hid_report_raw_event(struct hid_device * hid,int type,u8 * data,int size,int interrupt)1102 void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size,
1103 int interrupt)
1104 {
1105 struct hid_report_enum *report_enum = hid->report_enum + type;
1106 struct hid_report *report;
1107 unsigned int a;
1108 int rsize, csize = size;
1109 u8 *cdata = data;
1110
1111 report = hid_get_report(report_enum, data);
1112 if (!report)
1113 return;
1114
1115 if (report_enum->numbered) {
1116 cdata++;
1117 csize--;
1118 }
1119
1120 rsize = ((report->size - 1) >> 3) + 1;
1121
1122 if (rsize > HID_MAX_BUFFER_SIZE)
1123 rsize = HID_MAX_BUFFER_SIZE;
1124
1125 if (csize < rsize) {
1126 dbg_hid("report %d is too short, (%d < %d)\n", report->id,
1127 csize, rsize);
1128 memset(cdata + csize, 0, rsize - csize);
1129 }
1130
1131 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
1132 hid->hiddev_report_event(hid, report);
1133 if (hid->claimed & HID_CLAIMED_HIDRAW)
1134 hidraw_report_event(hid, data, size);
1135
1136 for (a = 0; a < report->maxfield; a++)
1137 hid_input_field(hid, report->field[a], cdata, interrupt);
1138
1139 if (hid->claimed & HID_CLAIMED_INPUT)
1140 hidinput_report_event(hid, report);
1141 }
1142 EXPORT_SYMBOL_GPL(hid_report_raw_event);
1143
1144 /**
1145 * hid_input_report - report data from lower layer (usb, bt...)
1146 *
1147 * @hid: hid device
1148 * @type: HID report type (HID_*_REPORT)
1149 * @data: report contents
1150 * @size: size of data parameter
1151 * @interrupt: distinguish between interrupt and control transfers
1152 *
1153 * This is data entry for lower layers.
1154 */
hid_input_report(struct hid_device * hid,int type,u8 * data,int size,int interrupt)1155 int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
1156 {
1157 struct hid_report_enum *report_enum;
1158 struct hid_driver *hdrv;
1159 struct hid_report *report;
1160 char *buf;
1161 unsigned int i;
1162 int ret = 0;
1163
1164 if (!hid)
1165 return -ENODEV;
1166
1167 if (down_trylock(&hid->driver_lock))
1168 return -EBUSY;
1169
1170 if (!hid->driver) {
1171 ret = -ENODEV;
1172 goto unlock;
1173 }
1174 report_enum = hid->report_enum + type;
1175 hdrv = hid->driver;
1176
1177 if (!size) {
1178 dbg_hid("empty report\n");
1179 ret = -1;
1180 goto unlock;
1181 }
1182
1183 buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC);
1184
1185 if (!buf)
1186 goto nomem;
1187
1188 /* dump the report */
1189 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1190 "\nreport (size %u) (%snumbered) = ", size, report_enum->numbered ? "" : "un");
1191 hid_debug_event(hid, buf);
1192
1193 for (i = 0; i < size; i++) {
1194 snprintf(buf, HID_DEBUG_BUFSIZE - 1,
1195 " %02x", data[i]);
1196 hid_debug_event(hid, buf);
1197 }
1198 hid_debug_event(hid, "\n");
1199 kfree(buf);
1200
1201 nomem:
1202 report = hid_get_report(report_enum, data);
1203
1204 if (!report) {
1205 ret = -1;
1206 goto unlock;
1207 }
1208
1209 if (hdrv && hdrv->raw_event && hid_match_report(hid, report)) {
1210 ret = hdrv->raw_event(hid, report, data, size);
1211 if (ret != 0) {
1212 ret = ret < 0 ? ret : 0;
1213 goto unlock;
1214 }
1215 }
1216
1217 hid_report_raw_event(hid, type, data, size, interrupt);
1218
1219 unlock:
1220 up(&hid->driver_lock);
1221 return ret;
1222 }
1223 EXPORT_SYMBOL_GPL(hid_input_report);
1224
hid_match_one_id(struct hid_device * hdev,const struct hid_device_id * id)1225 static bool hid_match_one_id(struct hid_device *hdev,
1226 const struct hid_device_id *id)
1227 {
1228 return id->bus == hdev->bus &&
1229 (id->vendor == HID_ANY_ID || id->vendor == hdev->vendor) &&
1230 (id->product == HID_ANY_ID || id->product == hdev->product);
1231 }
1232
hid_match_id(struct hid_device * hdev,const struct hid_device_id * id)1233 const struct hid_device_id *hid_match_id(struct hid_device *hdev,
1234 const struct hid_device_id *id)
1235 {
1236 for (; id->bus; id++)
1237 if (hid_match_one_id(hdev, id))
1238 return id;
1239
1240 return NULL;
1241 }
1242
1243 static const struct hid_device_id hid_hiddev_list[] = {
1244 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS) },
1245 { HID_USB_DEVICE(USB_VENDOR_ID_MGE, USB_DEVICE_ID_MGE_UPS1) },
1246 { }
1247 };
1248
hid_hiddev(struct hid_device * hdev)1249 static bool hid_hiddev(struct hid_device *hdev)
1250 {
1251 return !!hid_match_id(hdev, hid_hiddev_list);
1252 }
1253
1254
1255 static ssize_t
read_report_descriptor(struct file * filp,struct kobject * kobj,struct bin_attribute * attr,char * buf,loff_t off,size_t count)1256 read_report_descriptor(struct file *filp, struct kobject *kobj,
1257 struct bin_attribute *attr,
1258 char *buf, loff_t off, size_t count)
1259 {
1260 struct device *dev = container_of(kobj, struct device, kobj);
1261 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1262
1263 if (off >= hdev->rsize)
1264 return 0;
1265
1266 if (off + count > hdev->rsize)
1267 count = hdev->rsize - off;
1268
1269 memcpy(buf, hdev->rdesc + off, count);
1270
1271 return count;
1272 }
1273
1274 static struct bin_attribute dev_bin_attr_report_desc = {
1275 .attr = { .name = "report_descriptor", .mode = 0444 },
1276 .read = read_report_descriptor,
1277 .size = HID_MAX_DESCRIPTOR_SIZE,
1278 };
1279
hid_connect(struct hid_device * hdev,unsigned int connect_mask)1280 int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
1281 {
1282 static const char *types[] = { "Device", "Pointer", "Mouse", "Device",
1283 "Joystick", "Gamepad", "Keyboard", "Keypad",
1284 "Multi-Axis Controller"
1285 };
1286 const char *type, *bus;
1287 char buf[64];
1288 unsigned int i;
1289 int len;
1290 int ret;
1291
1292 if (hdev->quirks & HID_QUIRK_HIDDEV_FORCE)
1293 connect_mask |= (HID_CONNECT_HIDDEV_FORCE | HID_CONNECT_HIDDEV);
1294 if (hdev->quirks & HID_QUIRK_HIDINPUT_FORCE)
1295 connect_mask |= HID_CONNECT_HIDINPUT_FORCE;
1296 if (hdev->bus != BUS_USB)
1297 connect_mask &= ~HID_CONNECT_HIDDEV;
1298 if (hid_hiddev(hdev))
1299 connect_mask |= HID_CONNECT_HIDDEV_FORCE;
1300
1301 if ((connect_mask & HID_CONNECT_HIDINPUT) && !hidinput_connect(hdev,
1302 connect_mask & HID_CONNECT_HIDINPUT_FORCE))
1303 hdev->claimed |= HID_CLAIMED_INPUT;
1304 if (hdev->quirks & HID_QUIRK_MULTITOUCH) {
1305 /* this device should be handled by hid-multitouch, skip it */
1306 return -ENODEV;
1307 }
1308
1309 if ((connect_mask & HID_CONNECT_HIDDEV) && hdev->hiddev_connect &&
1310 !hdev->hiddev_connect(hdev,
1311 connect_mask & HID_CONNECT_HIDDEV_FORCE))
1312 hdev->claimed |= HID_CLAIMED_HIDDEV;
1313 if ((connect_mask & HID_CONNECT_HIDRAW) && !hidraw_connect(hdev))
1314 hdev->claimed |= HID_CLAIMED_HIDRAW;
1315
1316 if (!hdev->claimed) {
1317 hid_err(hdev, "claimed by neither input, hiddev nor hidraw\n");
1318 return -ENODEV;
1319 }
1320
1321 if ((hdev->claimed & HID_CLAIMED_INPUT) &&
1322 (connect_mask & HID_CONNECT_FF) && hdev->ff_init)
1323 hdev->ff_init(hdev);
1324
1325 len = 0;
1326 if (hdev->claimed & HID_CLAIMED_INPUT)
1327 len += sprintf(buf + len, "input");
1328 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1329 len += sprintf(buf + len, "%shiddev%d", len ? "," : "",
1330 hdev->minor);
1331 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1332 len += sprintf(buf + len, "%shidraw%d", len ? "," : "",
1333 ((struct hidraw *)hdev->hidraw)->minor);
1334
1335 type = "Device";
1336 for (i = 0; i < hdev->maxcollection; i++) {
1337 struct hid_collection *col = &hdev->collection[i];
1338 if (col->type == HID_COLLECTION_APPLICATION &&
1339 (col->usage & HID_USAGE_PAGE) == HID_UP_GENDESK &&
1340 (col->usage & 0xffff) < ARRAY_SIZE(types)) {
1341 type = types[col->usage & 0xffff];
1342 break;
1343 }
1344 }
1345
1346 switch (hdev->bus) {
1347 case BUS_USB:
1348 bus = "USB";
1349 break;
1350 case BUS_BLUETOOTH:
1351 bus = "BLUETOOTH";
1352 break;
1353 default:
1354 bus = "<UNKNOWN>";
1355 }
1356
1357 ret = device_create_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1358 if (ret)
1359 hid_warn(hdev,
1360 "can't create sysfs report descriptor attribute err: %d\n", ret);
1361
1362 hid_info(hdev, "%s: %s HID v%x.%02x %s [%s] on %s\n",
1363 buf, bus, hdev->version >> 8, hdev->version & 0xff,
1364 type, hdev->name, hdev->phys);
1365
1366 return 0;
1367 }
1368 EXPORT_SYMBOL_GPL(hid_connect);
1369
hid_disconnect(struct hid_device * hdev)1370 void hid_disconnect(struct hid_device *hdev)
1371 {
1372 device_remove_bin_file(&hdev->dev, &dev_bin_attr_report_desc);
1373 if (hdev->claimed & HID_CLAIMED_INPUT)
1374 hidinput_disconnect(hdev);
1375 if (hdev->claimed & HID_CLAIMED_HIDDEV)
1376 hdev->hiddev_disconnect(hdev);
1377 if (hdev->claimed & HID_CLAIMED_HIDRAW)
1378 hidraw_disconnect(hdev);
1379 }
1380 EXPORT_SYMBOL_GPL(hid_disconnect);
1381
1382 /* a list of devices for which there is a specialized driver on HID bus */
1383 static const struct hid_device_id hid_have_special_driver[] = {
1384 { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M1968) },
1385 { HID_USB_DEVICE(USB_VENDOR_ID_3M, USB_DEVICE_ID_3M2256) },
1386 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
1387 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_X5_005D) },
1388 { HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_RP_649) },
1389 { HID_USB_DEVICE(USB_VENDOR_ID_ACRUX, 0x0802) },
1390 { HID_USB_DEVICE(USB_VENDOR_ID_ACTIONSTAR, USB_DEVICE_ID_ACTIONSTAR_1011) },
1391 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ATV_IRCONTROL) },
1392 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_IRCONTROL4) },
1393 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE) },
1394 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICMOUSE) },
1395 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MAGICTRACKPAD) },
1396 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
1397 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
1398 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
1399 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
1400 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
1401 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
1402 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
1403 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
1404 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
1405 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
1406 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
1407 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ANSI) },
1408 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_ISO) },
1409 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_MINI_JIS) },
1410 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI) },
1411 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO) },
1412 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS) },
1413 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
1414 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
1415 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
1416 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI) },
1417 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO) },
1418 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS) },
1419 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
1420 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
1421 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
1422 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
1423 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
1424 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
1425 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
1426 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
1427 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
1428 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
1429 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
1430 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
1431 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
1432 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
1433 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
1434 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
1435 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
1436 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
1437 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
1438 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
1439 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
1440 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ANSI) },
1441 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_ISO) },
1442 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_REVB_JIS) },
1443 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
1444 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
1445 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
1446 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
1447 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
1448 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
1449 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
1450 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
1451 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
1452 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI) },
1453 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ISO) },
1454 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_JIS) },
1455 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI) },
1456 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO) },
1457 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
1458 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
1459 { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUS_T91MT) },
1460 { HID_USB_DEVICE(USB_VENDOR_ID_ASUS, USB_DEVICE_ID_ASUSTEK_MULTITOUCH_YFO) },
1461 { HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
1462 { HID_USB_DEVICE(USB_VENDOR_ID_BAANTO, USB_DEVICE_ID_BAANTO_MT_190W2), },
1463 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
1464 { HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
1465 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_PIXCIR_MULTI_TOUCH) },
1466 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH) },
1467 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_10_1) },
1468 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_11_6) },
1469 { HID_USB_DEVICE(USB_VENDOR_ID_CANDO, USB_DEVICE_ID_CANDO_MULTI_TOUCH_15_6) },
1470 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
1471 { HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION_SOLAR) },
1472 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_TACTICAL_PAD) },
1473 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS) },
1474 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_WIRELESS2) },
1475 { HID_USB_DEVICE(USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_AK1D) },
1476 { HID_USB_DEVICE(USB_VENDOR_ID_CHUNGHWAT, USB_DEVICE_ID_CHUNGHWAT_MULTITOUCH) },
1477 { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_PRODIKEYS_PCMIDI) },
1478 { HID_USB_DEVICE(USB_VENDOR_ID_CVTOUCH, USB_DEVICE_ID_CVTOUCH_SCREEN) },
1479 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_1) },
1480 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_2) },
1481 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_3) },
1482 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_BARCODE_4) },
1483 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE) },
1484 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_TRUETOUCH) },
1485 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0006) },
1486 { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, 0x0011) },
1487 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480D) },
1488 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_480E) },
1489 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_720C) },
1490 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7224) },
1491 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_725E) },
1492 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_726B) },
1493 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_72A1) },
1494 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7302) },
1495 { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
1496 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
1497 { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_TS2515) },
1498 { HID_USB_DEVICE(USB_VENDOR_ID_EMS, USB_DEVICE_ID_EMS_TRIO_LINKER_PLUS_II) },
1499 { HID_USB_DEVICE(USB_VENDOR_ID_EZKEY, USB_DEVICE_ID_BTC_8193) },
1500 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_FRUCTEL, USB_DEVICE_ID_GAMETEL_MT_MODE) },
1501 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
1502 { HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
1503 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
1504 { HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, USB_DEVICE_ID_GOODTOUCH_000f) },
1505 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
1506 { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
1507 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
1508 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_2) },
1509 { HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE_3) },
1510 { HID_USB_DEVICE(USB_VENDOR_ID_HANVON, USB_DEVICE_ID_HANVON_MULTITOUCH) },
1511 { HID_USB_DEVICE(USB_VENDOR_ID_HANVON_ALT, USB_DEVICE_ID_HANVON_ALT_MULTITOUCH) },
1512 { HID_USB_DEVICE(USB_VENDOR_ID_IDEACOM, USB_DEVICE_ID_IDEACOM_IDC6650) },
1513 { HID_USB_DEVICE(USB_VENDOR_ID_HOLTEK, USB_DEVICE_ID_HOLTEK_ON_LINE_GRIP) },
1514 { HID_USB_DEVICE(USB_VENDOR_ID_ILITEK, USB_DEVICE_ID_ILITEK_MULTITOUCH) },
1515 { HID_USB_DEVICE(USB_VENDOR_ID_IRTOUCHSYSTEMS, USB_DEVICE_ID_IRTOUCH_INFRARED_USB) },
1516 { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) },
1517 { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) },
1518 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
1519 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_I405X) },
1520 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
1521 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_EASYPEN_M610X) },
1522 { HID_USB_DEVICE(USB_VENDOR_ID_LABTEC, USB_DEVICE_ID_LABTEC_WIRELESS_KEYBOARD) },
1523 { HID_USB_DEVICE(USB_VENDOR_ID_LCPOWER, USB_DEVICE_ID_LCPOWER_LC1000 ) },
1524 { HID_USB_DEVICE(USB_VENDOR_ID_LG, USB_DEVICE_ID_LG_MULTITOUCH) },
1525 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER) },
1526 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER) },
1527 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2) },
1528 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER) },
1529 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP) },
1530 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE) },
1531 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI) },
1532 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD) },
1533 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500) },
1534 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D) },
1535 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL) },
1536 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD) },
1537 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD) },
1538 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2) },
1539 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D) },
1540 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ) },
1541 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO) },
1542 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940) },
1543 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL) },
1544 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2) },
1545 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL) },
1546 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL) },
1547 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL) },
1548 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL) },
1549 #if IS_ENABLED(CONFIG_HID_LOGITECH_DJ)
1550 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER) },
1551 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_UNIFYING_RECEIVER_2) },
1552 #endif
1553 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL) },
1554 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2) },
1555 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER) },
1556 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR) },
1557 { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH) },
1558 { HID_USB_DEVICE(USB_VENDOR_ID_LUMIO, USB_DEVICE_ID_CRYSTALTOUCH_DUAL) },
1559 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD) },
1560 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICOLCD_BOOTLOADER) },
1561 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) },
1562 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV) },
1563 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K) },
1564 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K) },
1565 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB) },
1566 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K) },
1567 { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0) },
1568 { HID_USB_DEVICE(USB_VENDOR_ID_MONTEREY, USB_DEVICE_ID_GENIUS_KB29E) },
1569 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN) },
1570 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_1) },
1571 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_2) },
1572 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_3) },
1573 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_4) },
1574 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_5) },
1575 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_6) },
1576 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_7) },
1577 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_8) },
1578 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_9) },
1579 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_10) },
1580 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_11) },
1581 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_12) },
1582 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_13) },
1583 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_14) },
1584 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_15) },
1585 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_16) },
1586 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_17) },
1587 { HID_USB_DEVICE(USB_VENDOR_ID_NTRIG, USB_DEVICE_ID_NTRIG_TOUCH_SCREEN_18) },
1588 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_PKB1700) },
1589 { HID_USB_DEVICE(USB_VENDOR_ID_ORTEK, USB_DEVICE_ID_ORTEK_WKB2000) },
1590 { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT780) },
1591 { HID_USB_DEVICE(USB_VENDOR_ID_PANASONIC, USB_DEVICE_ID_PANABOARD_UBT880) },
1592 { HID_USB_DEVICE(USB_VENDOR_ID_PENMOUNT, USB_DEVICE_ID_PENMOUNT_PCI) },
1593 { HID_USB_DEVICE(USB_VENDOR_ID_PETALYNX, USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE) },
1594 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN) },
1595 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN1) },
1596 { HID_USB_DEVICE(USB_VENDOR_ID_PIXART, USB_DEVICE_ID_PIXART_OPTICAL_TOUCH_SCREEN2) },
1597 { HID_USB_DEVICE(USB_VENDOR_ID_PRIMAX, USB_DEVICE_ID_PRIMAX_KEYBOARD) },
1598 { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_QUANTA_OPTICAL_TOUCH) },
1599 { HID_USB_DEVICE(USB_VENDOR_ID_QUANTA, USB_DEVICE_ID_PIXART_IMAGING_INC_OPTICAL_TOUCH_SCREEN) },
1600 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONE) },
1601 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ARVO) },
1602 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_ISKU) },
1603 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KONEPLUS) },
1604 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_KOVAPLUS) },
1605 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRED) },
1606 { HID_USB_DEVICE(USB_VENDOR_ID_ROCCAT, USB_DEVICE_ID_ROCCAT_PYRA_WIRELESS) },
1607 { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000) },
1608 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_IR_REMOTE) },
1609 { HID_USB_DEVICE(USB_VENDOR_ID_SAMSUNG, USB_DEVICE_ID_SAMSUNG_WIRELESS_KBD_MOUSE) },
1610 { HID_USB_DEVICE(USB_VENDOR_ID_SKYCABLE, USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER) },
1611 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
1612 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) },
1613 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) },
1614 { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) },
1615 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, USB_DEVICE_ID_MTP) },
1616 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, USB_DEVICE_ID_MTP_STM) },
1617 { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, USB_DEVICE_ID_MTP_SITRONIX) },
1618 { HID_USB_DEVICE(USB_VENDOR_ID_SUNPLUS, USB_DEVICE_ID_SUNPLUS_WDESKTOP) },
1619 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb300) },
1620 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb304) },
1621 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb323) },
1622 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb324) },
1623 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb651) },
1624 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb653) },
1625 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb654) },
1626 { HID_USB_DEVICE(USB_VENDOR_ID_THRUSTMASTER, 0xb65a) },
1627 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE_BT) },
1628 { HID_USB_DEVICE(USB_VENDOR_ID_TIVO, USB_DEVICE_ID_TIVO_SLIDE) },
1629 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED, USB_DEVICE_ID_TOPSEED_CYBERLINK) },
1630 { HID_USB_DEVICE(USB_VENDOR_ID_TOPSEED2, USB_DEVICE_ID_TOPSEED2_RF_COMBO) },
1631 { HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL, USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
1632 { HID_USB_DEVICE(USB_VENDOR_ID_TWINHAN, USB_DEVICE_ID_TWINHAN_IR_REMOTE) },
1633 { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_TOUCHSCREEN_MOSART) },
1634 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
1635 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
1636 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
1637 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
1638 { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
1639 { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
1640 { HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
1641 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
1642 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SUPER_JOY_BOX_3) },
1643 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD) },
1644 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
1645 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
1646 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
1647 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
1648 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
1649 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
1650 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
1651 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
1652 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
1653 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
1654 { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
1655 { HID_USB_DEVICE(USB_VENDOR_ID_XAT, USB_DEVICE_ID_XAT_CSR) },
1656 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX) },
1657 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX) },
1658 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR) },
1659 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX1) },
1660 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX1) },
1661 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR1) },
1662 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_SPX2) },
1663 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_MPX2) },
1664 { HID_USB_DEVICE(USB_VENDOR_ID_XIROKU, USB_DEVICE_ID_XIROKU_CSR2) },
1665 { HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
1666 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
1667 { HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
1668 { HID_USB_DEVICE(USB_VENDOR_ID_ZYDACRON, USB_DEVICE_ID_ZYDACRON_REMOTE_CONTROL) },
1669
1670 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT) },
1671 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_NINTENDO, USB_DEVICE_ID_NINTENDO_WIIMOTE) },
1672 { }
1673 };
1674
1675 struct hid_dynid {
1676 struct list_head list;
1677 struct hid_device_id id;
1678 };
1679
1680 /**
1681 * store_new_id - add a new HID device ID to this driver and re-probe devices
1682 * @driver: target device driver
1683 * @buf: buffer for scanning device ID data
1684 * @count: input size
1685 *
1686 * Adds a new dynamic hid device ID to this driver,
1687 * and causes the driver to probe for all devices again.
1688 */
store_new_id(struct device_driver * drv,const char * buf,size_t count)1689 static ssize_t store_new_id(struct device_driver *drv, const char *buf,
1690 size_t count)
1691 {
1692 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1693 struct hid_dynid *dynid;
1694 __u32 bus, vendor, product;
1695 unsigned long driver_data = 0;
1696 int ret;
1697
1698 ret = sscanf(buf, "%x %x %x %lx",
1699 &bus, &vendor, &product, &driver_data);
1700 if (ret < 3)
1701 return -EINVAL;
1702
1703 dynid = kzalloc(sizeof(*dynid), GFP_KERNEL);
1704 if (!dynid)
1705 return -ENOMEM;
1706
1707 dynid->id.bus = bus;
1708 dynid->id.vendor = vendor;
1709 dynid->id.product = product;
1710 dynid->id.driver_data = driver_data;
1711
1712 spin_lock(&hdrv->dyn_lock);
1713 list_add_tail(&dynid->list, &hdrv->dyn_list);
1714 spin_unlock(&hdrv->dyn_lock);
1715
1716 ret = driver_attach(&hdrv->driver);
1717
1718 return ret ? : count;
1719 }
1720 static DRIVER_ATTR(new_id, S_IWUSR, NULL, store_new_id);
1721
hid_free_dynids(struct hid_driver * hdrv)1722 static void hid_free_dynids(struct hid_driver *hdrv)
1723 {
1724 struct hid_dynid *dynid, *n;
1725
1726 spin_lock(&hdrv->dyn_lock);
1727 list_for_each_entry_safe(dynid, n, &hdrv->dyn_list, list) {
1728 list_del(&dynid->list);
1729 kfree(dynid);
1730 }
1731 spin_unlock(&hdrv->dyn_lock);
1732 }
1733
hid_match_device(struct hid_device * hdev,struct hid_driver * hdrv)1734 static const struct hid_device_id *hid_match_device(struct hid_device *hdev,
1735 struct hid_driver *hdrv)
1736 {
1737 struct hid_dynid *dynid;
1738
1739 spin_lock(&hdrv->dyn_lock);
1740 list_for_each_entry(dynid, &hdrv->dyn_list, list) {
1741 if (hid_match_one_id(hdev, &dynid->id)) {
1742 spin_unlock(&hdrv->dyn_lock);
1743 return &dynid->id;
1744 }
1745 }
1746 spin_unlock(&hdrv->dyn_lock);
1747
1748 return hid_match_id(hdev, hdrv->id_table);
1749 }
1750
hid_bus_match(struct device * dev,struct device_driver * drv)1751 static int hid_bus_match(struct device *dev, struct device_driver *drv)
1752 {
1753 struct hid_driver *hdrv = container_of(drv, struct hid_driver, driver);
1754 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1755
1756 if ((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
1757 !strncmp(hdrv->name, "hid-multitouch", 14))
1758 return 1;
1759
1760 if (!hid_match_device(hdev, hdrv))
1761 return 0;
1762
1763 /* generic wants all that don't have specialized driver */
1764 if (!strncmp(hdrv->name, "generic-", 8) && !hid_ignore_special_drivers)
1765 return !hid_match_id(hdev, hid_have_special_driver);
1766
1767 return 1;
1768 }
1769
hid_device_probe(struct device * dev)1770 static int hid_device_probe(struct device *dev)
1771 {
1772 struct hid_driver *hdrv = container_of(dev->driver,
1773 struct hid_driver, driver);
1774 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1775 const struct hid_device_id *id;
1776 int ret = 0;
1777
1778 if (down_interruptible(&hdev->driver_lock))
1779 return -EINTR;
1780
1781 if (!hdev->driver) {
1782 id = hid_match_device(hdev, hdrv);
1783 if (id == NULL) {
1784 if (!((hdev->quirks & HID_QUIRK_MULTITOUCH) &&
1785 !strncmp(hdrv->name, "hid-multitouch", 14))) {
1786 ret = -ENODEV;
1787 goto unlock;
1788 }
1789 }
1790
1791 hdev->driver = hdrv;
1792 if (hdrv->probe) {
1793 ret = hdrv->probe(hdev, id);
1794 } else { /* default probe */
1795 ret = hid_parse(hdev);
1796 if (!ret)
1797 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
1798 }
1799 if (ret)
1800 hdev->driver = NULL;
1801 }
1802 unlock:
1803 up(&hdev->driver_lock);
1804 return ret;
1805 }
1806
hid_device_remove(struct device * dev)1807 static int hid_device_remove(struct device *dev)
1808 {
1809 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1810 struct hid_driver *hdrv;
1811
1812 if (down_interruptible(&hdev->driver_lock))
1813 return -EINTR;
1814
1815 hdrv = hdev->driver;
1816 if (hdrv) {
1817 if (hdrv->remove)
1818 hdrv->remove(hdev);
1819 else /* default remove */
1820 hid_hw_stop(hdev);
1821 hdev->driver = NULL;
1822 }
1823
1824 up(&hdev->driver_lock);
1825 return 0;
1826 }
1827
hid_uevent(struct device * dev,struct kobj_uevent_env * env)1828 static int hid_uevent(struct device *dev, struct kobj_uevent_env *env)
1829 {
1830 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
1831
1832 if (add_uevent_var(env, "HID_ID=%04X:%08X:%08X",
1833 hdev->bus, hdev->vendor, hdev->product))
1834 return -ENOMEM;
1835
1836 if (add_uevent_var(env, "HID_NAME=%s", hdev->name))
1837 return -ENOMEM;
1838
1839 if (add_uevent_var(env, "HID_PHYS=%s", hdev->phys))
1840 return -ENOMEM;
1841
1842 if (add_uevent_var(env, "HID_UNIQ=%s", hdev->uniq))
1843 return -ENOMEM;
1844
1845 if (add_uevent_var(env, "MODALIAS=hid:b%04Xv%08Xp%08X",
1846 hdev->bus, hdev->vendor, hdev->product))
1847 return -ENOMEM;
1848
1849 return 0;
1850 }
1851
1852 static struct bus_type hid_bus_type = {
1853 .name = "hid",
1854 .match = hid_bus_match,
1855 .probe = hid_device_probe,
1856 .remove = hid_device_remove,
1857 .uevent = hid_uevent,
1858 };
1859
1860 /* a list of devices that shouldn't be handled by HID core at all */
1861 static const struct hid_device_id hid_ignore_list[] = {
1862 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_FLAIR) },
1863 { HID_USB_DEVICE(USB_VENDOR_ID_ACECAD, USB_DEVICE_ID_ACECAD_302) },
1864 { HID_USB_DEVICE(USB_VENDOR_ID_ADS_TECH, USB_DEVICE_ID_ADS_TECH_RADIO_SI470X) },
1865 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_01) },
1866 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_10) },
1867 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_20) },
1868 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_21) },
1869 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_22) },
1870 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_23) },
1871 { HID_USB_DEVICE(USB_VENDOR_ID_AIPTEK, USB_DEVICE_ID_AIPTEK_24) },
1872 { HID_USB_DEVICE(USB_VENDOR_ID_AIRCABLE, USB_DEVICE_ID_AIRCABLE1) },
1873 { HID_USB_DEVICE(USB_VENDOR_ID_ALCOR, USB_DEVICE_ID_ALCOR_USBRS232) },
1874 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM)},
1875 { HID_USB_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_LCM2)},
1876 { HID_USB_DEVICE(USB_VENDOR_ID_AVERMEDIA, USB_DEVICE_ID_AVER_FM_MR800) },
1877 { HID_USB_DEVICE(USB_VENDOR_ID_BERKSHIRE, USB_DEVICE_ID_BERKSHIRE_PCWD) },
1878 { HID_USB_DEVICE(USB_VENDOR_ID_CIDC, 0x0103) },
1879 { HID_USB_DEVICE(USB_VENDOR_ID_CYGNAL, USB_DEVICE_ID_CYGNAL_RADIO_SI470X) },
1880 { HID_USB_DEVICE(USB_VENDOR_ID_CMEDIA, USB_DEVICE_ID_CM109) },
1881 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM) },
1882 { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE) },
1883 { HID_USB_DEVICE(USB_VENDOR_ID_DEALEXTREAME, USB_DEVICE_ID_DEALEXTREAME_RADIO_SI4701) },
1884 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE) },
1885 { HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
1886 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x0004) },
1887 { HID_USB_DEVICE(USB_VENDOR_ID_DREAM_CHEEKY, 0x000a) },
1888 { HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
1889 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
1890 { HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
1891 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
1892 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
1893 { HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0004) },
1894 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_4_PHIDGETSERVO_30) },
1895 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_1_PHIDGETSERVO_30) },
1896 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_0_4_IF_KIT) },
1897 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_16_16_IF_KIT) },
1898 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_8_8_8_IF_KIT) },
1899 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_7_IF_KIT) },
1900 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_0_8_8_IF_KIT) },
1901 { HID_USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_PHIDGET_MOTORCONTROL) },
1902 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_SUPER_Q2) },
1903 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_GOGOPEN) },
1904 { HID_USB_DEVICE(USB_VENDOR_ID_GOTOP, USB_DEVICE_ID_PENPOWER) },
1905 { HID_USB_DEVICE(USB_VENDOR_ID_GRETAGMACBETH, USB_DEVICE_ID_GRETAGMACBETH_HUEY) },
1906 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_POWERMATE) },
1907 { HID_USB_DEVICE(USB_VENDOR_ID_GRIFFIN, USB_DEVICE_ID_SOUNDKNOB) },
1908 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_90) },
1909 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_100) },
1910 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_101) },
1911 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_103) },
1912 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_104) },
1913 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_105) },
1914 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_106) },
1915 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_107) },
1916 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_108) },
1917 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_200) },
1918 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_201) },
1919 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_202) },
1920 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_203) },
1921 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_204) },
1922 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_205) },
1923 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_206) },
1924 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_207) },
1925 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_300) },
1926 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_301) },
1927 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_302) },
1928 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_303) },
1929 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_304) },
1930 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_305) },
1931 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_306) },
1932 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_307) },
1933 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_308) },
1934 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_309) },
1935 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_400) },
1936 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_401) },
1937 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_402) },
1938 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_403) },
1939 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_404) },
1940 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_405) },
1941 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_500) },
1942 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_501) },
1943 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502) },
1944 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503) },
1945 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504) },
1946 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000) },
1947 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001) },
1948 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002) },
1949 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1003) },
1950 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004) },
1951 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005) },
1952 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006) },
1953 { HID_USB_DEVICE(USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007) },
1954 { HID_USB_DEVICE(USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA) },
1955 { HID_USB_DEVICE(USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO) },
1956 { HID_USB_DEVICE(USB_VENDOR_ID_KWORLD, USB_DEVICE_ID_KWORLD_RADIO_FM700) },
1957 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_GPEN_560) },
1958 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_KYE, 0x0058) },
1959 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY) },
1960 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY2) },
1961 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY) },
1962 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POCKETCASSY2) },
1963 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY) },
1964 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOBILECASSY2) },
1965 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYVOLTAGE) },
1966 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYCURRENT) },
1967 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTIME) },
1968 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYTEMPERATURE) },
1969 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MICROCASSYPH) },
1970 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_JWM) },
1971 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_DMMP) },
1972 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIP) },
1973 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIC) },
1974 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_UMIB) },
1975 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY) },
1976 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_XRAY2) },
1977 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_VIDEOCOM) },
1978 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOTOR) },
1979 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_COM3LAB) },
1980 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_TELEPORT) },
1981 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_NETWORKANALYSER) },
1982 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_POWERCONTROL) },
1983 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MACHINETEST) },
1984 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER) },
1985 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MOSTANALYSER2) },
1986 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_ABSESP) },
1987 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_AUTODATABUS) },
1988 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_MCT) },
1989 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HYBRID) },
1990 { HID_USB_DEVICE(USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_HEATCONTROL) },
1991 { HID_USB_DEVICE(USB_VENDOR_ID_MADCATZ, USB_DEVICE_ID_MADCATZ_BEATPAD) },
1992 { HID_USB_DEVICE(USB_VENDOR_ID_MASTERKIT, USB_DEVICE_ID_MASTERKIT_MA901RADIO) },
1993 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1024LS) },
1994 { HID_USB_DEVICE(USB_VENDOR_ID_MCC, USB_DEVICE_ID_MCC_PMD1208LS) },
1995 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT1) },
1996 { HID_USB_DEVICE(USB_VENDOR_ID_MICROCHIP, USB_DEVICE_ID_PICKIT2) },
1997 { HID_USB_DEVICE(USB_VENDOR_ID_NATIONAL_SEMICONDUCTOR, USB_DEVICE_ID_N_S_HARMONY) },
1998 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100) },
1999 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 20) },
2000 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 30) },
2001 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 100) },
2002 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 108) },
2003 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 118) },
2004 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 200) },
2005 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 300) },
2006 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 400) },
2007 { HID_USB_DEVICE(USB_VENDOR_ID_ONTRAK, USB_DEVICE_ID_ONTRAK_ADU100 + 500) },
2008 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0001) },
2009 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
2010 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
2011 { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
2012 { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
2013 { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
2014 #if defined(CONFIG_MOUSE_SYNAPTICS_USB) || defined(CONFIG_MOUSE_SYNAPTICS_USB_MODULE)
2015 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP) },
2016 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_INT_TP) },
2017 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_CPAD) },
2018 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_STICK) },
2019 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WP) },
2020 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_COMP_TP) },
2021 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_WTP) },
2022 { HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DPAD) },
2023 #endif
2024 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LABPRO) },
2025 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP) },
2026 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
2027 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
2028 { HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
2029 { HID_USB_DEVICE(USB_VENDOR_ID_WACOM, HID_ANY_ID) },
2030 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) },
2031 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
2032 { HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },
2033 { HID_USB_DEVICE(USB_VENDOR_ID_YEALINK, USB_DEVICE_ID_YEALINK_P1K_P4K_B2K) },
2034 { }
2035 };
2036
2037 /**
2038 * hid_mouse_ignore_list - mouse devices which should not be handled by the hid layer
2039 *
2040 * There are composite devices for which we want to ignore only a certain
2041 * interface. This is a list of devices for which only the mouse interface will
2042 * be ignored. This allows a dedicated driver to take care of the interface.
2043 */
2044 static const struct hid_device_id hid_mouse_ignore_list[] = {
2045 /* appletouch driver */
2046 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI) },
2047 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO) },
2048 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI) },
2049 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO) },
2050 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS) },
2051 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI) },
2052 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO) },
2053 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS) },
2054 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI) },
2055 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO) },
2056 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS) },
2057 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI) },
2058 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO) },
2059 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS) },
2060 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI) },
2061 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO) },
2062 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS) },
2063 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI) },
2064 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO) },
2065 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS) },
2066 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ANSI) },
2067 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_ISO) },
2068 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING3_JIS) },
2069 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ANSI) },
2070 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_ISO) },
2071 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4_JIS) },
2072 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ANSI) },
2073 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_ISO) },
2074 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING4A_JIS) },
2075 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI) },
2076 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO) },
2077 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS) },
2078 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI) },
2079 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO) },
2080 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS) },
2081 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI) },
2082 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO) },
2083 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS) },
2084 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI) },
2085 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO) },
2086 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS) },
2087 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI) },
2088 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO) },
2089 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS) },
2090 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY) },
2091 { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
2092 { }
2093 };
2094
hid_ignore(struct hid_device * hdev)2095 static bool hid_ignore(struct hid_device *hdev)
2096 {
2097 switch (hdev->vendor) {
2098 case USB_VENDOR_ID_CODEMERCS:
2099 /* ignore all Code Mercenaries IOWarrior devices */
2100 if (hdev->product >= USB_DEVICE_ID_CODEMERCS_IOW_FIRST &&
2101 hdev->product <= USB_DEVICE_ID_CODEMERCS_IOW_LAST)
2102 return true;
2103 break;
2104 case USB_VENDOR_ID_LOGITECH:
2105 if (hdev->product >= USB_DEVICE_ID_LOGITECH_HARMONY_FIRST &&
2106 hdev->product <= USB_DEVICE_ID_LOGITECH_HARMONY_LAST)
2107 return true;
2108 /*
2109 * The Keene FM transmitter USB device has the same USB ID as
2110 * the Logitech AudioHub Speaker, but it should ignore the hid.
2111 * Check if the name is that of the Keene device.
2112 * For reference: the name of the AudioHub is
2113 * "HOLTEK AudioHub Speaker".
2114 */
2115 if (hdev->product == USB_DEVICE_ID_LOGITECH_AUDIOHUB &&
2116 !strcmp(hdev->name, "HOLTEK B-LINK USB Audio "))
2117 return true;
2118 break;
2119 case USB_VENDOR_ID_SOUNDGRAPH:
2120 if (hdev->product >= USB_DEVICE_ID_SOUNDGRAPH_IMON_FIRST &&
2121 hdev->product <= USB_DEVICE_ID_SOUNDGRAPH_IMON_LAST)
2122 return true;
2123 break;
2124 case USB_VENDOR_ID_HANWANG:
2125 if (hdev->product >= USB_DEVICE_ID_HANWANG_TABLET_FIRST &&
2126 hdev->product <= USB_DEVICE_ID_HANWANG_TABLET_LAST)
2127 return true;
2128 break;
2129 case USB_VENDOR_ID_JESS:
2130 if (hdev->product == USB_DEVICE_ID_JESS_YUREX &&
2131 hdev->type == HID_TYPE_USBNONE)
2132 return true;
2133 break;
2134 }
2135
2136 if (hdev->type == HID_TYPE_USBMOUSE &&
2137 hid_match_id(hdev, hid_mouse_ignore_list))
2138 return true;
2139
2140 return !!hid_match_id(hdev, hid_ignore_list);
2141 }
2142
hid_add_device(struct hid_device * hdev)2143 int hid_add_device(struct hid_device *hdev)
2144 {
2145 static atomic_t id = ATOMIC_INIT(0);
2146 int ret;
2147
2148 if (WARN_ON(hdev->status & HID_STAT_ADDED))
2149 return -EBUSY;
2150
2151 /* we need to kill them here, otherwise they will stay allocated to
2152 * wait for coming driver */
2153 if (!(hdev->quirks & HID_QUIRK_NO_IGNORE)
2154 && (hid_ignore(hdev) || (hdev->quirks & HID_QUIRK_IGNORE)))
2155 return -ENODEV;
2156
2157 /* XXX hack, any other cleaner solution after the driver core
2158 * is converted to allow more than 20 bytes as the device name? */
2159 dev_set_name(&hdev->dev, "%04X:%04X:%04X.%04X", hdev->bus,
2160 hdev->vendor, hdev->product, atomic_inc_return(&id));
2161
2162 hid_debug_register(hdev, dev_name(&hdev->dev));
2163 ret = device_add(&hdev->dev);
2164 if (!ret)
2165 hdev->status |= HID_STAT_ADDED;
2166 else
2167 hid_debug_unregister(hdev);
2168
2169 return ret;
2170 }
2171 EXPORT_SYMBOL_GPL(hid_add_device);
2172
2173 /**
2174 * hid_allocate_device - allocate new hid device descriptor
2175 *
2176 * Allocate and initialize hid device, so that hid_destroy_device might be
2177 * used to free it.
2178 *
2179 * New hid_device pointer is returned on success, otherwise ERR_PTR encoded
2180 * error value.
2181 */
hid_allocate_device(void)2182 struct hid_device *hid_allocate_device(void)
2183 {
2184 struct hid_device *hdev;
2185 unsigned int i;
2186 int ret = -ENOMEM;
2187
2188 hdev = kzalloc(sizeof(*hdev), GFP_KERNEL);
2189 if (hdev == NULL)
2190 return ERR_PTR(ret);
2191
2192 device_initialize(&hdev->dev);
2193 hdev->dev.release = hid_device_release;
2194 hdev->dev.bus = &hid_bus_type;
2195
2196 hdev->collection = kcalloc(HID_DEFAULT_NUM_COLLECTIONS,
2197 sizeof(struct hid_collection), GFP_KERNEL);
2198 if (hdev->collection == NULL)
2199 goto err;
2200 hdev->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
2201
2202 for (i = 0; i < HID_REPORT_TYPES; i++)
2203 INIT_LIST_HEAD(&hdev->report_enum[i].report_list);
2204
2205 init_waitqueue_head(&hdev->debug_wait);
2206 INIT_LIST_HEAD(&hdev->debug_list);
2207 sema_init(&hdev->driver_lock, 1);
2208
2209 return hdev;
2210 err:
2211 put_device(&hdev->dev);
2212 return ERR_PTR(ret);
2213 }
2214 EXPORT_SYMBOL_GPL(hid_allocate_device);
2215
hid_remove_device(struct hid_device * hdev)2216 static void hid_remove_device(struct hid_device *hdev)
2217 {
2218 if (hdev->status & HID_STAT_ADDED) {
2219 device_del(&hdev->dev);
2220 hid_debug_unregister(hdev);
2221 hdev->status &= ~HID_STAT_ADDED;
2222 }
2223 }
2224
2225 /**
2226 * hid_destroy_device - free previously allocated device
2227 *
2228 * @hdev: hid device
2229 *
2230 * If you allocate hid_device through hid_allocate_device, you should ever
2231 * free by this function.
2232 */
hid_destroy_device(struct hid_device * hdev)2233 void hid_destroy_device(struct hid_device *hdev)
2234 {
2235 hid_remove_device(hdev);
2236 put_device(&hdev->dev);
2237 }
2238 EXPORT_SYMBOL_GPL(hid_destroy_device);
2239
__hid_register_driver(struct hid_driver * hdrv,struct module * owner,const char * mod_name)2240 int __hid_register_driver(struct hid_driver *hdrv, struct module *owner,
2241 const char *mod_name)
2242 {
2243 int ret;
2244
2245 hdrv->driver.name = hdrv->name;
2246 hdrv->driver.bus = &hid_bus_type;
2247 hdrv->driver.owner = owner;
2248 hdrv->driver.mod_name = mod_name;
2249
2250 INIT_LIST_HEAD(&hdrv->dyn_list);
2251 spin_lock_init(&hdrv->dyn_lock);
2252
2253 ret = driver_register(&hdrv->driver);
2254 if (ret)
2255 return ret;
2256
2257 ret = driver_create_file(&hdrv->driver, &driver_attr_new_id);
2258 if (ret)
2259 driver_unregister(&hdrv->driver);
2260
2261 return ret;
2262 }
2263 EXPORT_SYMBOL_GPL(__hid_register_driver);
2264
hid_unregister_driver(struct hid_driver * hdrv)2265 void hid_unregister_driver(struct hid_driver *hdrv)
2266 {
2267 driver_remove_file(&hdrv->driver, &driver_attr_new_id);
2268 driver_unregister(&hdrv->driver);
2269 hid_free_dynids(hdrv);
2270 }
2271 EXPORT_SYMBOL_GPL(hid_unregister_driver);
2272
hid_check_keys_pressed(struct hid_device * hid)2273 int hid_check_keys_pressed(struct hid_device *hid)
2274 {
2275 struct hid_input *hidinput;
2276 int i;
2277
2278 if (!(hid->claimed & HID_CLAIMED_INPUT))
2279 return 0;
2280
2281 list_for_each_entry(hidinput, &hid->inputs, list) {
2282 for (i = 0; i < BITS_TO_LONGS(KEY_MAX); i++)
2283 if (hidinput->input->key[i])
2284 return 1;
2285 }
2286
2287 return 0;
2288 }
2289
2290 EXPORT_SYMBOL_GPL(hid_check_keys_pressed);
2291
hid_init(void)2292 static int __init hid_init(void)
2293 {
2294 int ret;
2295
2296 if (hid_debug)
2297 pr_warn("hid_debug is now used solely for parser and driver debugging.\n"
2298 "debugfs is now used for inspecting the device (report descriptor, reports)\n");
2299
2300 ret = bus_register(&hid_bus_type);
2301 if (ret) {
2302 pr_err("can't register hid bus\n");
2303 goto err;
2304 }
2305
2306 ret = hidraw_init();
2307 if (ret)
2308 goto err_bus;
2309
2310 hid_debug_init();
2311
2312 return 0;
2313 err_bus:
2314 bus_unregister(&hid_bus_type);
2315 err:
2316 return ret;
2317 }
2318
hid_exit(void)2319 static void __exit hid_exit(void)
2320 {
2321 hid_debug_exit();
2322 hidraw_exit();
2323 bus_unregister(&hid_bus_type);
2324 }
2325
2326 module_init(hid_init);
2327 module_exit(hid_exit);
2328
2329 MODULE_AUTHOR("Andreas Gal");
2330 MODULE_AUTHOR("Vojtech Pavlik");
2331 MODULE_AUTHOR("Jiri Kosina");
2332 MODULE_LICENSE(DRIVER_LICENSE);
2333
2334