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authorHenrik Rydberg <rydberg@euromail.se>2008-11-15 16:58:37 +0100
committerHenrik Rydberg <rydberg@euromail.se>2008-11-15 16:58:37 +0100
commit7719ba2882094b58e142cd11849d6226900b3120 (patch)
tree362f4cf3c56f57582ab6231e82fe6346ef20c237 /usr/src/dkms_source_tree
Importing 0.10.2 to GIT
Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
Diffstat (limited to 'usr/src/dkms_source_tree')
-rw-r--r--usr/src/dkms_source_tree/KERNEL_SOURCE_VERSION1
-rw-r--r--usr/src/dkms_source_tree/Makefile9
-rw-r--r--usr/src/dkms_source_tree/dkms.conf9
-rw-r--r--usr/src/dkms_source_tree/hid-core.c1023
-rw-r--r--usr/src/dkms_source_tree/hid-debug.c778
-rw-r--r--usr/src/dkms_source_tree/hid-input-quirks.c484
-rw-r--r--usr/src/dkms_source_tree/hid-input.c1086
-rw-r--r--usr/src/dkms_source_tree/hidraw.c415
-rw-r--r--usr/src/dkms_source_tree/patches/10-expose-and-dashboard.patch17
9 files changed, 3822 insertions, 0 deletions
diff --git a/usr/src/dkms_source_tree/KERNEL_SOURCE_VERSION b/usr/src/dkms_source_tree/KERNEL_SOURCE_VERSION
new file mode 100644
index 0000000..9cd2822
--- /dev/null
+++ b/usr/src/dkms_source_tree/KERNEL_SOURCE_VERSION
@@ -0,0 +1 @@
2.6.27-7-generic
diff --git a/usr/src/dkms_source_tree/Makefile b/usr/src/dkms_source_tree/Makefile
new file mode 100644
index 0000000..2537695
--- /dev/null
+++ b/usr/src/dkms_source_tree/Makefile
@@ -0,0 +1,9 @@
1#
2# Makefile for the HID driver
3#
4hid-objs := hid-core.o hid-input.o hid-input-quirks.o
5
6obj-$(CONFIG_HID) += hid.o
7
8hid-$(CONFIG_HID_DEBUG) += hid-debug.o
9hid-$(CONFIG_HIDRAW) += hidraw.o
diff --git a/usr/src/dkms_source_tree/dkms.conf b/usr/src/dkms_source_tree/dkms.conf
new file mode 100644
index 0000000..941ae52
--- /dev/null
+++ b/usr/src/dkms_source_tree/dkms.conf
@@ -0,0 +1,9 @@
1NAME=hid
2VERSION=0.10.2
3PACKAGE_NAME="$NAME"
4PACKAGE_VERSION="$VERSION"
5MAKE[0]="make -C ${kernel_source_dir}
6 SUBDIRS=${dkms_tree}/${NAME}/${VERSION}/build modules"
7BUILT_MODULE_NAME[0]="hid"
8DEST_MODULE_LOCATION[0]="/kernel/drivers/hid"
9REMAKE_INITRD=y
diff --git a/usr/src/dkms_source_tree/hid-core.c b/usr/src/dkms_source_tree/hid-core.c
new file mode 100644
index 0000000..426ac5a
--- /dev/null
+++ b/usr/src/dkms_source_tree/hid-core.c
@@ -0,0 +1,1023 @@
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) 2006-2007 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#include <linux/module.h>
18#include <linux/slab.h>
19#include <linux/init.h>
20#include <linux/kernel.h>
21#include <linux/list.h>
22#include <linux/mm.h>
23#include <linux/spinlock.h>
24#include <asm/unaligned.h>
25#include <asm/byteorder.h>
26#include <linux/input.h>
27#include <linux/wait.h>
28#include <linux/vmalloc.h>
29#include <linux/sched.h>
30
31#include <linux/hid.h>
32#include <linux/hiddev.h>
33#include <linux/hid-debug.h>
34#include <linux/hidraw.h>
35
36/*
37 * Version Information
38 */
39
40#define DRIVER_VERSION "v2.6"
41#define DRIVER_AUTHOR "Andreas Gal, Vojtech Pavlik, Jiri Kosina"
42#define DRIVER_DESC "HID core driver"
43#define DRIVER_LICENSE "GPL"
44
45#ifdef CONFIG_HID_DEBUG
46int hid_debug = 0;
47module_param_named(debug, hid_debug, int, 0600);
48MODULE_PARM_DESC(debug, "HID debugging (0=off, 1=probing info, 2=continuous data dumping)");
49EXPORT_SYMBOL_GPL(hid_debug);
50#endif
51
52/*
53 * Register a new report for a device.
54 */
55
56static struct hid_report *hid_register_report(struct hid_device *device, unsigned type, unsigned id)
57{
58 struct hid_report_enum *report_enum = device->report_enum + type;
59 struct hid_report *report;
60
61 if (report_enum->report_id_hash[id])
62 return report_enum->report_id_hash[id];
63
64 if (!(report = kzalloc(sizeof(struct hid_report), GFP_KERNEL)))
65 return NULL;
66
67 if (id != 0)
68 report_enum->numbered = 1;
69
70 report->id = id;
71 report->type = type;
72 report->size = 0;
73 report->device = device;
74 report_enum->report_id_hash[id] = report;
75
76 list_add_tail(&report->list, &report_enum->report_list);
77
78 return report;
79}
80
81/*
82 * Register a new field for this report.
83 */
84
85static struct hid_field *hid_register_field(struct hid_report *report, unsigned usages, unsigned values)
86{
87 struct hid_field *field;
88
89 if (report->maxfield == HID_MAX_FIELDS) {
90 dbg_hid("too many fields in report\n");
91 return NULL;
92 }
93
94 if (!(field = kzalloc(sizeof(struct hid_field) + usages * sizeof(struct hid_usage)
95 + values * sizeof(unsigned), GFP_KERNEL))) return NULL;
96
97 field->index = report->maxfield++;
98 report->field[field->index] = field;
99 field->usage = (struct hid_usage *)(field + 1);
100 field->value = (s32 *)(field->usage + usages);
101 field->report = report;
102
103 return field;
104}
105
106/*
107 * Open a collection. The type/usage is pushed on the stack.
108 */
109
110static int open_collection(struct hid_parser *parser, unsigned type)
111{
112 struct hid_collection *collection;
113 unsigned usage;
114
115 usage = parser->local.usage[0];
116
117 if (parser->collection_stack_ptr == HID_COLLECTION_STACK_SIZE) {
118 dbg_hid("collection stack overflow\n");
119 return -1;
120 }
121
122 if (parser->device->maxcollection == parser->device->collection_size) {
123 collection = kmalloc(sizeof(struct hid_collection) *
124 parser->device->collection_size * 2, GFP_KERNEL);
125 if (collection == NULL) {
126 dbg_hid("failed to reallocate collection array\n");
127 return -1;
128 }
129 memcpy(collection, parser->device->collection,
130 sizeof(struct hid_collection) *
131 parser->device->collection_size);
132 memset(collection + parser->device->collection_size, 0,
133 sizeof(struct hid_collection) *
134 parser->device->collection_size);
135 kfree(parser->device->collection);
136 parser->device->collection = collection;
137 parser->device->collection_size *= 2;
138 }
139
140 parser->collection_stack[parser->collection_stack_ptr++] =
141 parser->device->maxcollection;
142
143 collection = parser->device->collection +
144 parser->device->maxcollection++;
145 collection->type = type;
146 collection->usage = usage;
147 collection->level = parser->collection_stack_ptr - 1;
148
149 if (type == HID_COLLECTION_APPLICATION)
150 parser->device->maxapplication++;
151
152 return 0;
153}
154
155/*
156 * Close a collection.
157 */
158
159static int close_collection(struct hid_parser *parser)
160{
161 if (!parser->collection_stack_ptr) {
162 dbg_hid("collection stack underflow\n");
163 return -1;
164 }
165 parser->collection_stack_ptr--;
166 return 0;
167}
168
169/*
170 * Climb up the stack, search for the specified collection type
171 * and return the usage.
172 */
173
174static unsigned hid_lookup_collection(struct hid_parser *parser, unsigned type)
175{
176 int n;
177 for (n = parser->collection_stack_ptr - 1; n >= 0; n--)
178 if (parser->device->collection[parser->collection_stack[n]].type == type)
179 return parser->device->collection[parser->collection_stack[n]].usage;
180 return 0; /* we know nothing about this usage type */
181}
182
183/*
184 * Add a usage to the temporary parser table.
185 */
186
187static int hid_add_usage(struct hid_parser *parser, unsigned usage)
188{
189 if (parser->local.usage_index >= HID_MAX_USAGES) {
190 dbg_hid("usage index exceeded\n");
191 return -1;
192 }
193 parser->local.usage[parser->local.usage_index] = usage;
194 parser->local.collection_index[parser->local.usage_index] =
195 parser->collection_stack_ptr ?
196 parser->collection_stack[parser->collection_stack_ptr - 1] : 0;
197 parser->local.usage_index++;
198 return 0;
199}
200
201/*
202 * Register a new field for this report.
203 */
204
205static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsigned flags)
206{
207 struct hid_report *report;
208 struct hid_field *field;
209 int usages;
210 unsigned offset;
211 int i;
212
213 if (!(report = hid_register_report(parser->device, report_type, parser->global.report_id))) {
214 dbg_hid("hid_register_report failed\n");
215 return -1;
216 }
217
218 if (parser->global.logical_maximum < parser->global.logical_minimum) {
219 dbg_hid("logical range invalid %d %d\n", parser->global.logical_minimum, parser->global.logical_maximum);
220 return -1;
221 }
222
223 offset = report->size;
224 report->size += parser->global.report_size * parser->global.report_count;
225
226 if (!parser->local.usage_index) /* Ignore padding fields */
227 return 0;
228
229 usages = max_t(int, parser->local.usage_index, parser->global.report_count);
230
231 if ((field = hid_register_field(report, usages, parser->global.report_count)) == NULL)
232 return 0;
233
234 field->physical = hid_lookup_collection(parser, HID_COLLECTION_PHYSICAL);
235 field->logical = hid_lookup_collection(parser, HID_COLLECTION_LOGICAL);
236 field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION);
237
238 for (i = 0; i < usages; i++) {
239 int j = i;
240 /* Duplicate the last usage we parsed if we have excess values */
241 if (i >= parser->local.usage_index)
242 j = parser->local.usage_index - 1;
243 field->usage[i].hid = parser->local.usage[j];
244 field->usage[i].collection_index =
245 parser->local.collection_index[j];
246 }
247
248 field->maxusage = usages;
249 field->flags = flags;
250 field->report_offset = offset;
251 field->report_type = report_type;
252 field->report_size = parser->global.report_size;
253 field->report_count = parser->global.report_count;
254 field->logical_minimum = parser->global.logical_minimum;
255 field->logical_maximum = parser->global.logical_maximum;
256 field->physical_minimum = parser->global.physical_minimum;
257 field->physical_maximum = parser->global.physical_maximum;
258 field->unit_exponent = parser->global.unit_exponent;
259 field->unit = parser->global.unit;
260
261 return 0;
262}
263
264/*
265 * Read data value from item.
266 */
267
268static u32 item_udata(struct hid_item *item)
269{
270 switch (item->size) {
271 case 1: return item->data.u8;
272 case 2: return item->data.u16;
273 case 4: return item->data.u32;
274 }
275 return 0;
276}
277
278static s32 item_sdata(struct hid_item *item)
279{
280 switch (item->size) {
281 case 1: return item->data.s8;
282 case 2: return item->data.s16;
283 case 4: return item->data.s32;
284 }
285 return 0;
286}
287
288/*
289 * Process a global item.
290 */
291
292static int hid_parser_global(struct hid_parser *parser, struct hid_item *item)
293{
294 switch (item->tag) {
295
296 case HID_GLOBAL_ITEM_TAG_PUSH:
297
298 if (parser->global_stack_ptr == HID_GLOBAL_STACK_SIZE) {
299 dbg_hid("global enviroment stack overflow\n");
300 return -1;
301 }
302
303 memcpy(parser->global_stack + parser->global_stack_ptr++,
304 &parser->global, sizeof(struct hid_global));
305 return 0;
306
307 case HID_GLOBAL_ITEM_TAG_POP:
308
309 if (!parser->global_stack_ptr) {
310 dbg_hid("global enviroment stack underflow\n");
311 return -1;
312 }
313
314 memcpy(&parser->global, parser->global_stack + --parser->global_stack_ptr,
315 sizeof(struct hid_global));
316 return 0;
317
318 case HID_GLOBAL_ITEM_TAG_USAGE_PAGE:
319 parser->global.usage_page = item_udata(item);
320 return 0;
321
322 case HID_GLOBAL_ITEM_TAG_LOGICAL_MINIMUM:
323 parser->global.logical_minimum = item_sdata(item);
324 return 0;
325
326 case HID_GLOBAL_ITEM_TAG_LOGICAL_MAXIMUM:
327 if (parser->global.logical_minimum < 0)
328 parser->global.logical_maximum = item_sdata(item);
329 else
330 parser->global.logical_maximum = item_udata(item);
331 return 0;
332
333 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MINIMUM:
334 parser->global.physical_minimum = item_sdata(item);
335 return 0;
336
337 case HID_GLOBAL_ITEM_TAG_PHYSICAL_MAXIMUM:
338 if (parser->global.physical_minimum < 0)
339 parser->global.physical_maximum = item_sdata(item);
340 else
341 parser->global.physical_maximum = item_udata(item);
342 return 0;
343
344 case HID_GLOBAL_ITEM_TAG_UNIT_EXPONENT:
345 parser->global.unit_exponent = item_sdata(item);
346 return 0;
347
348 case HID_GLOBAL_ITEM_TAG_UNIT:
349 parser->global.unit = item_udata(item);
350 return 0;
351
352 case HID_GLOBAL_ITEM_TAG_REPORT_SIZE:
353 if ((parser->global.report_size = item_udata(item)) > 32) {
354 dbg_hid("invalid report_size %d\n", parser->global.report_size);
355 return -1;
356 }
357 return 0;
358
359 case HID_GLOBAL_ITEM_TAG_REPORT_COUNT:
360 if ((parser->global.report_count = item_udata(item)) > HID_MAX_USAGES) {
361 dbg_hid("invalid report_count %d\n", parser->global.report_count);
362 return -1;
363 }
364 return 0;
365
366 case HID_GLOBAL_ITEM_TAG_REPORT_ID:
367 if ((parser->global.report_id = item_udata(item)) == 0) {
368 dbg_hid("report_id 0 is invalid\n");
369 return -1;
370 }
371 return 0;
372
373 default:
374 dbg_hid("unknown global tag 0x%x\n", item->tag);
375 return -1;
376 }
377}
378
379/*
380 * Process a local item.
381 */
382
383static int hid_parser_local(struct hid_parser *parser, struct hid_item *item)
384{
385 __u32 data;
386 unsigned n;
387
388 if (item->size == 0) {
389 dbg_hid("item data expected for local item\n");
390 return -1;
391 }
392
393 data = item_udata(item);
394
395 switch (item->tag) {
396
397 case HID_LOCAL_ITEM_TAG_DELIMITER:
398
399 if (data) {
400 /*
401 * We treat items before the first delimiter
402 * as global to all usage sets (branch 0).
403 * In the moment we process only these global
404 * items and the first delimiter set.
405 */
406 if (parser->local.delimiter_depth != 0) {
407 dbg_hid("nested delimiters\n");
408 return -1;
409 }
410 parser->local.delimiter_depth++;
411 parser->local.delimiter_branch++;
412 } else {
413 if (parser->local.delimiter_depth < 1) {
414 dbg_hid("bogus close delimiter\n");
415 return -1;
416 }
417 parser->local.delimiter_depth--;
418 }
419 return 1;
420
421 case HID_LOCAL_ITEM_TAG_USAGE:
422
423 if (parser->local.delimiter_branch > 1) {
424 dbg_hid("alternative usage ignored\n");
425 return 0;
426 }
427
428 if (item->size <= 2)
429 data = (parser->global.usage_page << 16) + data;
430
431 return hid_add_usage(parser, data);
432
433 case HID_LOCAL_ITEM_TAG_USAGE_MINIMUM:
434
435 if (parser->local.delimiter_branch > 1) {
436 dbg_hid("alternative usage ignored\n");
437 return 0;
438 }
439
440 if (item->size <= 2)
441 data = (parser->global.usage_page << 16) + data;
442
443 parser->local.usage_minimum = data;
444 return 0;
445
446 case HID_LOCAL_ITEM_TAG_USAGE_MAXIMUM:
447
448 if (parser->local.delimiter_branch > 1) {
449 dbg_hid("alternative usage ignored\n");
450 return 0;
451 }
452
453 if (item->size <= 2)
454 data = (parser->global.usage_page << 16) + data;
455
456 for (n = parser->local.usage_minimum; n <= data; n++)
457 if (hid_add_usage(parser, n)) {
458 dbg_hid("hid_add_usage failed\n");
459 return -1;
460 }
461 return 0;
462
463 default:
464
465 dbg_hid("unknown local item tag 0x%x\n", item->tag);
466 return 0;
467 }
468 return 0;
469}
470
471/*
472 * Process a main item.
473 */
474
475static int hid_parser_main(struct hid_parser *parser, struct hid_item *item)
476{
477 __u32 data;
478 int ret;
479
480 data = item_udata(item);
481
482 switch (item->tag) {
483 case HID_MAIN_ITEM_TAG_BEGIN_COLLECTION:
484 ret = open_collection(parser, data & 0xff);
485 break;
486 case HID_MAIN_ITEM_TAG_END_COLLECTION:
487 ret = close_collection(parser);
488 break;
489 case HID_MAIN_ITEM_TAG_INPUT:
490 ret = hid_add_field(parser, HID_INPUT_REPORT, data);
491 break;
492 case HID_MAIN_ITEM_TAG_OUTPUT:
493 ret = hid_add_field(parser, HID_OUTPUT_REPORT, data);
494 break;
495 case HID_MAIN_ITEM_TAG_FEATURE:
496 ret = hid_add_field(parser, HID_FEATURE_REPORT, data);
497 break;
498 default:
499 dbg_hid("unknown main item tag 0x%x\n", item->tag);
500 ret = 0;
501 }
502
503 memset(&parser->local, 0, sizeof(parser->local)); /* Reset the local parser environment */
504
505 return ret;
506}
507
508/*
509 * Process a reserved item.
510 */
511
512static int hid_parser_reserved(struct hid_parser *parser, struct hid_item *item)
513{
514 dbg_hid("reserved item type, tag 0x%x\n", item->tag);
515 return 0;
516}
517
518/*
519 * Free a report and all registered fields. The field->usage and
520 * field->value table's are allocated behind the field, so we need
521 * only to free(field) itself.
522 */
523
524static void hid_free_report(struct hid_report *report)
525{
526 unsigned n;
527
528 for (n = 0; n < report->maxfield; n++)
529 kfree(report->field[n]);
530 kfree(report);
531}
532
533/*
534 * Free a device structure, all reports, and all fields.
535 */
536
537void hid_free_device(struct hid_device *device)
538{
539 unsigned i,j;
540
541 for (i = 0; i < HID_REPORT_TYPES; i++) {
542 struct hid_report_enum *report_enum = device->report_enum + i;
543
544 for (j = 0; j < 256; j++) {
545 struct hid_report *report = report_enum->report_id_hash[j];
546 if (report)
547 hid_free_report(report);
548 }
549 }
550
551 kfree(device->rdesc);
552 kfree(device->collection);
553 kfree(device);
554}
555EXPORT_SYMBOL_GPL(hid_free_device);
556
557/*
558 * Fetch a report description item from the data stream. We support long
559 * items, though they are not used yet.
560 */
561
562static u8 *fetch_item(__u8 *start, __u8 *end, struct hid_item *item)
563{
564 u8 b;
565
566 if ((end - start) <= 0)
567 return NULL;
568
569 b = *start++;
570
571 item->type = (b >> 2) & 3;
572 item->tag = (b >> 4) & 15;
573
574 if (item->tag == HID_ITEM_TAG_LONG) {
575
576 item->format = HID_ITEM_FORMAT_LONG;
577
578 if ((end - start) < 2)
579 return NULL;
580
581 item->size = *start++;
582 item->tag = *start++;
583
584 if ((end - start) < item->size)
585 return NULL;
586
587 item->data.longdata = start;
588 start += item->size;
589 return start;
590 }
591
592 item->format = HID_ITEM_FORMAT_SHORT;
593 item->size = b & 3;
594
595 switch (item->size) {
596
597 case 0:
598 return start;
599
600 case 1:
601 if ((end - start) < 1)
602 return NULL;
603 item->data.u8 = *start++;
604 return start;
605
606 case 2:
607 if ((end - start) < 2)
608 return NULL;
609 item->data.u16 = get_unaligned_le16(start);
610 start = (__u8 *)((__le16 *)start + 1);
611 return start;
612
613 case 3:
614 item->size++;
615 if ((end - start) < 4)
616 return NULL;
617 item->data.u32 = get_unaligned_le32(start);
618 start = (__u8 *)((__le32 *)start + 1);
619 return start;
620 }
621
622 return NULL;
623}
624
625/*
626 * Parse a report description into a hid_device structure. Reports are
627 * enumerated, fields are attached to these reports.
628 */
629
630struct hid_device *hid_parse_report(__u8 *start, unsigned size)
631{
632 struct hid_device *device;
633 struct hid_parser *parser;
634 struct hid_item item;
635 __u8 *end;
636 unsigned i;
637 static int (*dispatch_type[])(struct hid_parser *parser,
638 struct hid_item *item) = {
639 hid_parser_main,
640 hid_parser_global,
641 hid_parser_local,
642 hid_parser_reserved
643 };
644
645 if (!(device = kzalloc(sizeof(struct hid_device), GFP_KERNEL)))
646 return NULL;
647
648 if (!(device->collection = kzalloc(sizeof(struct hid_collection) *
649 HID_DEFAULT_NUM_COLLECTIONS, GFP_KERNEL))) {
650 kfree(device);
651 return NULL;
652 }
653 device->collection_size = HID_DEFAULT_NUM_COLLECTIONS;
654
655 for (i = 0; i < HID_REPORT_TYPES; i++)
656 INIT_LIST_HEAD(&device->report_enum[i].report_list);
657
658 if (!(device->rdesc = kmalloc(size, GFP_KERNEL))) {
659 kfree(device->collection);
660 kfree(device);
661 return NULL;
662 }
663 memcpy(device->rdesc, start, size);
664 device->rsize = size;
665
666 if (!(parser = vmalloc(sizeof(struct hid_parser)))) {
667 kfree(device->rdesc);
668 kfree(device->collection);
669 kfree(device);
670 return NULL;
671 }
672 memset(parser, 0, sizeof(struct hid_parser));
673 parser->device = device;
674
675 end = start + size;
676 while ((start = fetch_item(start, end, &item)) != NULL) {
677
678 if (item.format != HID_ITEM_FORMAT_SHORT) {
679 dbg_hid("unexpected long global item\n");
680 hid_free_device(device);
681 vfree(parser);
682 return NULL;
683 }
684
685 if (dispatch_type[item.type](parser, &item)) {
686 dbg_hid("item %u %u %u %u parsing failed\n",
687 item.format, (unsigned)item.size, (unsigned)item.type, (unsigned)item.tag);
688 hid_free_device(device);
689 vfree(parser);
690 return NULL;
691 }
692
693 if (start == end) {
694 if (parser->collection_stack_ptr) {
695 dbg_hid("unbalanced collection at end of report description\n");
696 hid_free_device(device);
697 vfree(parser);
698 return NULL;
699 }
700 if (parser->local.delimiter_depth) {
701 dbg_hid("unbalanced delimiter at end of report description\n");
702 hid_free_device(device);
703 vfree(parser);
704 return NULL;
705 }
706 vfree(parser);
707 return device;
708 }
709 }
710
711 dbg_hid("item fetching failed at offset %d\n", (int)(end - start));
712 hid_free_device(device);
713 vfree(parser);
714 return NULL;
715}
716EXPORT_SYMBOL_GPL(hid_parse_report);
717
718/*
719 * Convert a signed n-bit integer to signed 32-bit integer. Common
720 * cases are done through the compiler, the screwed things has to be
721 * done by hand.
722 */
723
724static s32 snto32(__u32 value, unsigned n)
725{
726 switch (n) {
727 case 8: return ((__s8)value);
728 case 16: return ((__s16)value);
729 case 32: return ((__s32)value);
730 }
731 return value & (1 << (n - 1)) ? value | (-1 << n) : value;
732}
733
734/*
735 * Convert a signed 32-bit integer to a signed n-bit integer.
736 */
737
738static u32 s32ton(__s32 value, unsigned n)
739{
740 s32 a = value >> (n - 1);
741 if (a && a != -1)
742 return value < 0 ? 1 << (n - 1) : (1 << (n - 1)) - 1;
743 return value & ((1 << n) - 1);
744}
745
746/*
747 * Extract/implement a data field from/to a little endian report (bit array).
748 *
749 * Code sort-of follows HID spec:
750 * http://www.usb.org/developers/devclass_docs/HID1_11.pdf
751 *
752 * While the USB HID spec allows unlimited length bit fields in "report
753 * descriptors", most devices never use more than 16 bits.
754 * One model of UPS is claimed to report "LINEV" as a 32-bit field.
755 * Search linux-kernel and linux-usb-devel archives for "hid-core extract".
756 */
757
758static __inline__ __u32 extract(__u8 *report, unsigned offset, unsigned n)
759{
760 u64 x;
761
762 if (n > 32)
763 printk(KERN_WARNING "HID: extract() called with n (%d) > 32! (%s)\n",
764 n, current->comm);
765
766 report += offset >> 3; /* adjust byte index */
767 offset &= 7; /* now only need bit offset into one byte */
768 x = get_unaligned_le64(report);
769 x = (x >> offset) & ((1ULL << n) - 1); /* extract bit field */
770 return (u32) x;
771}
772
773/*
774 * "implement" : set bits in a little endian bit stream.
775 * Same concepts as "extract" (see comments above).
776 * The data mangled in the bit stream remains in little endian
777 * order the whole time. It make more sense to talk about
778 * endianness of register values by considering a register
779 * a "cached" copy of the little endiad bit stream.
780 */
781static __inline__ void implement(__u8 *report, unsigned offset, unsigned n, __u32 value)
782{
783 u64 x;
784 u64 m = (1ULL << n) - 1;
785
786 if (n > 32)
787 printk(KERN_WARNING "HID: implement() called with n (%d) > 32! (%s)\n",
788 n, current->comm);
789
790 if (value > m)
791 printk(KERN_WARNING "HID: implement() called with too large value %d! (%s)\n",
792 value, current->comm);
793 WARN_ON(value > m);
794 value &= m;
795
796 report += offset >> 3;
797 offset &= 7;
798
799 x = get_unaligned_le64(report);
800 x &= ~(m << offset);
801 x |= ((u64)value) << offset;
802 put_unaligned_le64(x, report);
803}
804
805/*
806 * Search an array for a value.
807 */
808
809static __inline__ int search(__s32 *array, __s32 value, unsigned n)
810{
811 while (n--) {
812 if (*array++ == value)
813 return 0;
814 }
815 return -1;
816}
817
818static void hid_process_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, int interrupt)
819{
820 hid_dump_input(usage, value);
821 if (hid->claimed & HID_CLAIMED_INPUT)
822 hidinput_hid_event(hid, field, usage, value);
823 if (hid->claimed & HID_CLAIMED_HIDDEV && interrupt && hid->hiddev_hid_event)
824 hid->hiddev_hid_event(hid, field, usage, value);
825}
826
827/*
828 * Analyse a received field, and fetch the data from it. The field
829 * content is stored for next report processing (we do differential
830 * reporting to the layer).
831 */
832
833static void hid_input_field(struct hid_device *hid, struct hid_field *field,
834 __u8 *data, int interrupt)
835{
836 unsigned n;
837 unsigned count = field->report_count;
838 unsigned offset = field->report_offset;
839 unsigned size = field->report_size;
840 __s32 min = field->logical_minimum;
841 __s32 max = field->logical_maximum;
842 __s32 *value;
843
844 if (!(value = kmalloc(sizeof(__s32) * count, GFP_ATOMIC)))
845 return;
846
847 for (n = 0; n < count; n++) {
848
849 value[n] = min < 0 ? snto32(extract(data, offset + n * size, size), size) :
850 extract(data, offset + n * size, size);
851
852 if (!(field->flags & HID_MAIN_ITEM_VARIABLE) /* Ignore report if ErrorRollOver */
853 && value[n] >= min && value[n] <= max
854 && field->usage[value[n] - min].hid == HID_UP_KEYBOARD + 1)
855 goto exit;
856 }
857
858 for (n = 0; n < count; n++) {
859
860 if (HID_MAIN_ITEM_VARIABLE & field->flags) {
861 hid_process_event(hid, field, &field->usage[n], value[n], interrupt);
862 continue;
863 }
864
865 if (field->value[n] >= min && field->value[n] <= max
866 && field->usage[field->value[n] - min].hid
867 && search(value, field->value[n], count))
868 hid_process_event(hid, field, &field->usage[field->value[n] - min], 0, interrupt);
869
870 if (value[n] >= min && value[n] <= max
871 && field->usage[value[n] - min].hid
872 && search(field->value, value[n], count))
873 hid_process_event(hid, field, &field->usage[value[n] - min], 1, interrupt);
874 }
875
876 memcpy(field->value, value, count * sizeof(__s32));
877exit:
878 kfree(value);
879}
880
881/*
882 * Output the field into the report.
883 */
884
885static void hid_output_field(struct hid_field *field, __u8 *data)
886{
887 unsigned count = field->report_count;
888 unsigned offset = field->report_offset;
889 unsigned size = field->report_size;
890 unsigned bitsused = offset + count * size;
891 unsigned n;
892
893 /* make sure the unused bits in the last byte are zeros */
894 if (count > 0 && size > 0 && (bitsused % 8) != 0)
895 data[(bitsused-1)/8] &= (1 << (bitsused % 8)) - 1;
896
897 for (n = 0; n < count; n++) {
898 if (field->logical_minimum < 0) /* signed values */
899 implement(data, offset + n * size, size, s32ton(field->value[n], size));
900 else /* unsigned values */
901 implement(data, offset + n * size, size, field->value[n]);
902 }
903}
904
905/*
906 * Create a report.
907 */
908
909void hid_output_report(struct hid_report *report, __u8 *data)
910{
911 unsigned n;
912
913 if (report->id > 0)
914 *data++ = report->id;
915
916 for (n = 0; n < report->maxfield; n++)
917 hid_output_field(report->field[n], data);
918}
919EXPORT_SYMBOL_GPL(hid_output_report);
920
921/*
922 * Set a field value. The report this field belongs to has to be
923 * created and transferred to the device, to set this value in the
924 * device.
925 */
926
927int hid_set_field(struct hid_field *field, unsigned offset, __s32 value)
928{
929 unsigned size = field->report_size;
930
931 hid_dump_input(field->usage + offset, value);
932
933 if (offset >= field->report_count) {
934 dbg_hid("offset (%d) exceeds report_count (%d)\n", offset, field->report_count);
935 hid_dump_field(field, 8);
936 return -1;
937 }
938 if (field->logical_minimum < 0) {
939 if (value != snto32(s32ton(value, size), size)) {
940 dbg_hid("value %d is out of range\n", value);
941 return -1;
942 }
943 }
944 field->value[offset] = value;
945 return 0;
946}
947EXPORT_SYMBOL_GPL(hid_set_field);
948
949int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
950{
951 struct hid_report_enum *report_enum = hid->report_enum + type;
952 struct hid_report *report;
953 int n, rsize, i;
954
955 if (!hid)
956 return -ENODEV;
957
958 if (!size) {
959 dbg_hid("empty report\n");
960 return -1;
961 }
962
963 dbg_hid("report (size %u) (%snumbered)\n", size, report_enum->numbered ? "" : "un");
964
965 n = 0; /* Normally report number is 0 */
966 if (report_enum->numbered) { /* Device uses numbered reports, data[0] is report number */
967 n = *data++;
968 size--;
969 }
970
971 /* dump the report */
972 dbg_hid("report %d (size %u) = ", n, size);
973 for (i = 0; i < size; i++)
974 dbg_hid_line(" %02x", data[i]);
975 dbg_hid_line("\n");
976
977 if (!(report = report_enum->report_id_hash[n])) {
978 dbg_hid("undefined report_id %d received\n", n);
979 return -1;
980 }
981
982 rsize = ((report->size - 1) >> 3) + 1;
983
984 if (size < rsize) {
985 dbg_hid("report %d is too short, (%d < %d)\n", report->id, size, rsize);
986 memset(data + size, 0, rsize - size);
987 }
988
989 if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event)
990 hid->hiddev_report_event(hid, report);
991 if (hid->claimed & HID_CLAIMED_HIDRAW) {
992 /* numbered reports need to be passed with the report num */
993 if (report_enum->numbered)
994 hidraw_report_event(hid, data - 1, size + 1);
995 else
996 hidraw_report_event(hid, data, size);
997 }
998
999 for (n = 0; n < report->maxfield; n++)
1000 hid_input_field(hid, report->field[n], data, interrupt);
1001
1002 if (hid->claimed & HID_CLAIMED_INPUT)
1003 hidinput_report_event(hid, report);
1004
1005 return 0;
1006}
1007EXPORT_SYMBOL_GPL(hid_input_report);
1008
1009static int __init hid_init(void)
1010{
1011 return hidraw_init();
1012}
1013
1014static void __exit hid_exit(void)
1015{
1016 hidraw_exit();
1017}
1018
1019module_init(hid_init);
1020module_exit(hid_exit);
1021
1022MODULE_LICENSE(DRIVER_LICENSE);
1023
diff --git a/usr/src/dkms_source_tree/hid-debug.c b/usr/src/dkms_source_tree/hid-debug.c
new file mode 100644
index 0000000..47ac1a7
--- /dev/null
+++ b/usr/src/dkms_source_tree/hid-debug.c
@@ -0,0 +1,778 @@
1/*
2 * (c) 1999 Andreas Gal <gal@cs.uni-magdeburg.de>
3 * (c) 2000-2001 Vojtech Pavlik <vojtech@ucw.cz>
4 * (c) 2007 Jiri Kosina
5 *
6 * Some debug stuff for the HID parser.
7 */
8
9/*
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 *
24 * Should you need to contact me, the author, you can do so either by
25 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
26 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
27 */
28
29#include <linux/hid.h>
30#include <linux/hid-debug.h>
31
32struct hid_usage_entry {
33 unsigned page;
34 unsigned usage;
35 const char *description;
36};
37
38static const struct hid_usage_entry hid_usage_table[] = {
39 { 0, 0, "Undefined" },
40 { 1, 0, "GenericDesktop" },
41 {0, 0x01, "Pointer"},
42 {0, 0x02, "Mouse"},
43 {0, 0x04, "Joystick"},
44 {0, 0x05, "GamePad"},
45 {0, 0x06, "Keyboard"},
46 {0, 0x07, "Keypad"},
47 {0, 0x08, "MultiAxis"},
48 {0, 0x30, "X"},
49 {0, 0x31, "Y"},
50 {0, 0x32, "Z"},
51 {0, 0x33, "Rx"},
52 {0, 0x34, "Ry"},
53 {0, 0x35, "Rz"},
54 {0, 0x36, "Slider"},
55 {0, 0x37, "Dial"},
56 {0, 0x38, "Wheel"},
57 {0, 0x39, "HatSwitch"},
58 {0, 0x3a, "CountedBuffer"},
59 {0, 0x3b, "ByteCount"},
60 {0, 0x3c, "MotionWakeup"},
61 {0, 0x3d, "Start"},
62 {0, 0x3e, "Select"},
63 {0, 0x40, "Vx"},
64 {0, 0x41, "Vy"},
65 {0, 0x42, "Vz"},
66 {0, 0x43, "Vbrx"},
67 {0, 0x44, "Vbry"},
68 {0, 0x45, "Vbrz"},
69 {0, 0x46, "Vno"},
70 {0, 0x80, "SystemControl"},
71 {0, 0x81, "SystemPowerDown"},
72 {0, 0x82, "SystemSleep"},
73 {0, 0x83, "SystemWakeUp"},
74 {0, 0x84, "SystemContextMenu"},
75 {0, 0x85, "SystemMainMenu"},
76 {0, 0x86, "SystemAppMenu"},
77 {0, 0x87, "SystemMenuHelp"},
78 {0, 0x88, "SystemMenuExit"},
79 {0, 0x89, "SystemMenuSelect"},
80 {0, 0x8a, "SystemMenuRight"},
81 {0, 0x8b, "SystemMenuLeft"},
82 {0, 0x8c, "SystemMenuUp"},
83 {0, 0x8d, "SystemMenuDown"},
84 {0, 0x90, "D-PadUp"},
85 {0, 0x91, "D-PadDown"},
86 {0, 0x92, "D-PadRight"},
87 {0, 0x93, "D-PadLeft"},
88 { 2, 0, "Simulation" },
89 {0, 0xb0, "Aileron"},
90 {0, 0xb1, "AileronTrim"},
91 {0, 0xb2, "Anti-Torque"},
92 {0, 0xb3, "Autopilot"},
93 {0, 0xb4, "Chaff"},
94 {0, 0xb5, "Collective"},
95 {0, 0xb6, "DiveBrake"},
96 {0, 0xb7, "ElectronicCountermeasures"},
97 {0, 0xb8, "Elevator"},
98 {0, 0xb9, "ElevatorTrim"},
99 {0, 0xba, "Rudder"},
100 {0, 0xbb, "Throttle"},
101 {0, 0xbc, "FlightCommunications"},
102 {0, 0xbd, "FlareRelease"},
103 {0, 0xbe, "LandingGear"},
104 {0, 0xbf, "ToeBrake"},
105 { 7, 0, "Keyboard" },
106 { 8, 0, "LED" },
107 {0, 0x01, "NumLock"},
108 {0, 0x02, "CapsLock"},
109 {0, 0x03, "ScrollLock"},
110 {0, 0x04, "Compose"},
111 {0, 0x05, "Kana"},
112 {0, 0x4b, "GenericIndicator"},
113 { 9, 0, "Button" },
114 { 10, 0, "Ordinal" },
115 { 12, 0, "Consumer" },
116 {0, 0x238, "HorizontalWheel"},
117 { 13, 0, "Digitizers" },
118 {0, 0x01, "Digitizer"},
119 {0, 0x02, "Pen"},
120 {0, 0x03, "LightPen"},
121 {0, 0x04, "TouchScreen"},
122 {0, 0x05, "TouchPad"},
123 {0, 0x20, "Stylus"},
124 {0, 0x21, "Puck"},
125 {0, 0x22, "Finger"},
126 {0, 0x30, "TipPressure"},
127 {0, 0x31, "BarrelPressure"},
128 {0, 0x32, "InRange"},
129 {0, 0x33, "Touch"},
130 {0, 0x34, "UnTouch"},
131 {0, 0x35, "Tap"},
132 {0, 0x39, "TabletFunctionKey"},
133 {0, 0x3a, "ProgramChangeKey"},
134 {0, 0x3c, "Invert"},
135 {0, 0x42, "TipSwitch"},
136 {0, 0x43, "SecondaryTipSwitch"},
137 {0, 0x44, "BarrelSwitch"},
138 {0, 0x45, "Eraser"},
139 {0, 0x46, "TabletPick"},
140 { 15, 0, "PhysicalInterfaceDevice" },
141 {0, 0x00, "Undefined"},
142 {0, 0x01, "Physical_Interface_Device"},
143 {0, 0x20, "Normal"},
144 {0, 0x21, "Set_Effect_Report"},
145 {0, 0x22, "Effect_Block_Index"},
146 {0, 0x23, "Parameter_Block_Offset"},
147 {0, 0x24, "ROM_Flag"},
148 {0, 0x25, "Effect_Type"},
149 {0, 0x26, "ET_Constant_Force"},
150 {0, 0x27, "ET_Ramp"},
151 {0, 0x28, "ET_Custom_Force_Data"},
152 {0, 0x30, "ET_Square"},
153 {0, 0x31, "ET_Sine"},
154 {0, 0x32, "ET_Triangle"},
155 {0, 0x33, "ET_Sawtooth_Up"},
156 {0, 0x34, "ET_Sawtooth_Down"},
157 {0, 0x40, "ET_Spring"},
158 {0, 0x41, "ET_Damper"},
159 {0, 0x42, "ET_Inertia"},
160 {0, 0x43, "ET_Friction"},
161 {0, 0x50, "Duration"},
162 {0, 0x51, "Sample_Period"},
163 {0, 0x52, "Gain"},
164 {0, 0x53, "Trigger_Button"},
165 {0, 0x54, "Trigger_Repeat_Interval"},
166 {0, 0x55, "Axes_Enable"},
167 {0, 0x56, "Direction_Enable"},
168 {0, 0x57, "Direction"},
169 {0, 0x58, "Type_Specific_Block_Offset"},
170 {0, 0x59, "Block_Type"},
171 {0, 0x5A, "Set_Envelope_Report"},
172 {0, 0x5B, "Attack_Level"},
173 {0, 0x5C, "Attack_Time"},
174 {0, 0x5D, "Fade_Level"},
175 {0, 0x5E, "Fade_Time"},
176 {0, 0x5F, "Set_Condition_Report"},
177 {0, 0x60, "CP_Offset"},
178 {0, 0x61, "Positive_Coefficient"},
179 {0, 0x62, "Negative_Coefficient"},
180 {0, 0x63, "Positive_Saturation"},
181 {0, 0x64, "Negative_Saturation"},
182 {0, 0x65, "Dead_Band"},
183 {0, 0x66, "Download_Force_Sample"},
184 {0, 0x67, "Isoch_Custom_Force_Enable"},
185 {0, 0x68, "Custom_Force_Data_Report"},
186 {0, 0x69, "Custom_Force_Data"},
187 {0, 0x6A, "Custom_Force_Vendor_Defined_Data"},
188 {0, 0x6B, "Set_Custom_Force_Report"},
189 {0, 0x6C, "Custom_Force_Data_Offset"},
190 {0, 0x6D, "Sample_Count"},
191 {0, 0x6E, "Set_Periodic_Report"},
192 {0, 0x6F, "Offset"},
193 {0, 0x70, "Magnitude"},
194 {0, 0x71, "Phase"},
195 {0, 0x72, "Period"},
196 {0, 0x73, "Set_Constant_Force_Report"},
197 {0, 0x74, "Set_Ramp_Force_Report"},
198 {0, 0x75, "Ramp_Start"},
199 {0, 0x76, "Ramp_End"},
200 {0, 0x77, "Effect_Operation_Report"},
201 {0, 0x78, "Effect_Operation"},
202 {0, 0x79, "Op_Effect_Start"},
203 {0, 0x7A, "Op_Effect_Start_Solo"},
204 {0, 0x7B, "Op_Effect_Stop"},
205 {0, 0x7C, "Loop_Count"},
206 {0, 0x7D, "Device_Gain_Report"},
207 {0, 0x7E, "Device_Gain"},
208 {0, 0x7F, "PID_Pool_Report"},
209 {0, 0x80, "RAM_Pool_Size"},
210 {0, 0x81, "ROM_Pool_Size"},
211 {0, 0x82, "ROM_Effect_Block_Count"},
212 {0, 0x83, "Simultaneous_Effects_Max"},
213 {0, 0x84, "Pool_Alignment"},
214 {0, 0x85, "PID_Pool_Move_Report"},
215 {0, 0x86, "Move_Source"},
216 {0, 0x87, "Move_Destination"},
217 {0, 0x88, "Move_Length"},
218 {0, 0x89, "PID_Block_Load_Report"},
219 {0, 0x8B, "Block_Load_Status"},
220 {0, 0x8C, "Block_Load_Success"},
221 {0, 0x8D, "Block_Load_Full"},
222 {0, 0x8E, "Block_Load_Error"},
223 {0, 0x8F, "Block_Handle"},
224 {0, 0x90, "PID_Block_Free_Report"},
225 {0, 0x91, "Type_Specific_Block_Handle"},
226 {0, 0x92, "PID_State_Report"},
227 {0, 0x94, "Effect_Playing"},
228 {0, 0x95, "PID_Device_Control_Report"},
229 {0, 0x96, "PID_Device_Control"},
230 {0, 0x97, "DC_Enable_Actuators"},
231 {0, 0x98, "DC_Disable_Actuators"},
232 {0, 0x99, "DC_Stop_All_Effects"},
233 {0, 0x9A, "DC_Device_Reset"},
234 {0, 0x9B, "DC_Device_Pause"},
235 {0, 0x9C, "DC_Device_Continue"},
236 {0, 0x9F, "Device_Paused"},
237 {0, 0xA0, "Actuators_Enabled"},
238 {0, 0xA4, "Safety_Switch"},
239 {0, 0xA5, "Actuator_Override_Switch"},
240 {0, 0xA6, "Actuator_Power"},
241 {0, 0xA7, "Start_Delay"},
242 {0, 0xA8, "Parameter_Block_Size"},
243 {0, 0xA9, "Device_Managed_Pool"},
244 {0, 0xAA, "Shared_Parameter_Blocks"},
245 {0, 0xAB, "Create_New_Effect_Report"},
246 {0, 0xAC, "RAM_Pool_Available"},
247 { 0x84, 0, "Power Device" },
248 { 0x84, 0x02, "PresentStatus" },
249 { 0x84, 0x03, "ChangeStatus" },
250 { 0x84, 0x04, "UPS" },
251 { 0x84, 0x05, "PowerSupply" },
252 { 0x84, 0x10, "BatterySystem" },
253 { 0x84, 0x11, "BatterySystemID" },
254 { 0x84, 0x12, "Battery" },
255 { 0x84, 0x13, "BatteryID" },
256 { 0x84, 0x14, "Charger" },
257 { 0x84, 0x15, "ChargerID" },
258 { 0x84, 0x16, "PowerConverter" },
259 { 0x84, 0x17, "PowerConverterID" },
260 { 0x84, 0x18, "OutletSystem" },
261 { 0x84, 0x19, "OutletSystemID" },
262 { 0x84, 0x1a, "Input" },
263 { 0x84, 0x1b, "InputID" },
264 { 0x84, 0x1c, "Output" },
265 { 0x84, 0x1d, "OutputID" },
266 { 0x84, 0x1e, "Flow" },
267 { 0x84, 0x1f, "FlowID" },
268 { 0x84, 0x20, "Outlet" },
269 { 0x84, 0x21, "OutletID" },
270 { 0x84, 0x22, "Gang" },
271 { 0x84, 0x24, "PowerSummary" },
272 { 0x84, 0x25, "PowerSummaryID" },
273 { 0x84, 0x30, "Voltage" },
274 { 0x84, 0x31, "Current" },
275 { 0x84, 0x32, "Frequency" },
276 { 0x84, 0x33, "ApparentPower" },
277 { 0x84, 0x35, "PercentLoad" },
278 { 0x84, 0x40, "ConfigVoltage" },
279 { 0x84, 0x41, "ConfigCurrent" },
280 { 0x84, 0x43, "ConfigApparentPower" },
281 { 0x84, 0x53, "LowVoltageTransfer" },
282 { 0x84, 0x54, "HighVoltageTransfer" },
283 { 0x84, 0x56, "DelayBeforeStartup" },
284 { 0x84, 0x57, "DelayBeforeShutdown" },
285 { 0x84, 0x58, "Test" },
286 { 0x84, 0x5a, "AudibleAlarmControl" },
287 { 0x84, 0x60, "Present" },
288 { 0x84, 0x61, "Good" },
289 { 0x84, 0x62, "InternalFailure" },
290 { 0x84, 0x65, "Overload" },
291 { 0x84, 0x66, "OverCharged" },
292 { 0x84, 0x67, "OverTemperature" },
293 { 0x84, 0x68, "ShutdownRequested" },
294 { 0x84, 0x69, "ShutdownImminent" },
295 { 0x84, 0x6b, "SwitchOn/Off" },
296 { 0x84, 0x6c, "Switchable" },
297 { 0x84, 0x6d, "Used" },
298 { 0x84, 0x6e, "Boost" },
299 { 0x84, 0x73, "CommunicationLost" },
300 { 0x84, 0xfd, "iManufacturer" },
301 { 0x84, 0xfe, "iProduct" },
302 { 0x84, 0xff, "iSerialNumber" },
303 { 0x85, 0, "Battery System" },
304 { 0x85, 0x01, "SMBBatteryMode" },
305 { 0x85, 0x02, "SMBBatteryStatus" },
306 { 0x85, 0x03, "SMBAlarmWarning" },
307 { 0x85, 0x04, "SMBChargerMode" },
308 { 0x85, 0x05, "SMBChargerStatus" },
309 { 0x85, 0x06, "SMBChargerSpecInfo" },
310 { 0x85, 0x07, "SMBSelectorState" },
311 { 0x85, 0x08, "SMBSelectorPresets" },
312 { 0x85, 0x09, "SMBSelectorInfo" },
313 { 0x85, 0x29, "RemainingCapacityLimit" },
314 { 0x85, 0x2c, "CapacityMode" },
315 { 0x85, 0x42, "BelowRemainingCapacityLimit" },
316 { 0x85, 0x44, "Charging" },
317 { 0x85, 0x45, "Discharging" },
318 { 0x85, 0x4b, "NeedReplacement" },
319 { 0x85, 0x66, "RemainingCapacity" },
320 { 0x85, 0x68, "RunTimeToEmpty" },
321 { 0x85, 0x6a, "AverageTimeToFull" },
322 { 0x85, 0x83, "DesignCapacity" },
323 { 0x85, 0x85, "ManufacturerDate" },
324 { 0x85, 0x89, "iDeviceChemistry" },
325 { 0x85, 0x8b, "Rechargable" },
326 { 0x85, 0x8f, "iOEMInformation" },
327 { 0x85, 0x8d, "CapacityGranularity1" },
328 { 0x85, 0xd0, "ACPresent" },
329 /* pages 0xff00 to 0xffff are vendor-specific */
330 { 0xffff, 0, "Vendor-specific-FF" },
331 { 0, 0, NULL }
332};
333
334static void resolv_usage_page(unsigned page) {
335 const struct hid_usage_entry *p;
336
337 for (p = hid_usage_table; p->description; p++)
338 if (p->page == page) {
339 printk("%s", p->description);
340 return;
341 }
342 printk("%04x", page);
343}
344
345void hid_resolv_usage(unsigned usage) {
346 const struct hid_usage_entry *p;
347
348 if (!hid_debug)
349 return;
350
351 resolv_usage_page(usage >> 16);
352 printk(".");
353 for (p = hid_usage_table; p->description; p++)
354 if (p->page == (usage >> 16)) {
355 for(++p; p->description && p->usage != 0; p++)
356 if (p->usage == (usage & 0xffff)) {
357 printk("%s", p->description);
358 return;
359 }
360 break;
361 }
362 printk("%04x", usage & 0xffff);
363}
364EXPORT_SYMBOL_GPL(hid_resolv_usage);
365
366static void tab(int n) {
367 printk(KERN_DEBUG "%*s", n, "");
368}
369
370void hid_dump_field(struct hid_field *field, int n) {
371 int j;
372
373 if (!hid_debug)
374 return;
375
376 if (field->physical) {
377 tab(n);
378 printk("Physical(");
379 hid_resolv_usage(field->physical); printk(")\n");
380 }
381 if (field->logical) {
382 tab(n);
383 printk("Logical(");
384 hid_resolv_usage(field->logical); printk(")\n");
385 }
386 tab(n); printk("Usage(%d)\n", field->maxusage);
387 for (j = 0; j < field->maxusage; j++) {
388 tab(n+2); hid_resolv_usage(field->usage[j].hid); printk("\n");
389 }
390 if (field->logical_minimum != field->logical_maximum) {
391 tab(n); printk("Logical Minimum(%d)\n", field->logical_minimum);
392 tab(n); printk("Logical Maximum(%d)\n", field->logical_maximum);
393 }
394 if (field->physical_minimum != field->physical_maximum) {
395 tab(n); printk("Physical Minimum(%d)\n", field->physical_minimum);
396 tab(n); printk("Physical Maximum(%d)\n", field->physical_maximum);
397 }
398 if (field->unit_exponent) {
399 tab(n); printk("Unit Exponent(%d)\n", field->unit_exponent);
400 }
401 if (field->unit) {
402 static const char *systems[5] = { "None", "SI Linear", "SI Rotation", "English Linear", "English Rotation" };
403 static const char *units[5][8] = {
404 { "None", "None", "None", "None", "None", "None", "None", "None" },
405 { "None", "Centimeter", "Gram", "Seconds", "Kelvin", "Ampere", "Candela", "None" },
406 { "None", "Radians", "Gram", "Seconds", "Kelvin", "Ampere", "Candela", "None" },
407 { "None", "Inch", "Slug", "Seconds", "Fahrenheit", "Ampere", "Candela", "None" },
408 { "None", "Degrees", "Slug", "Seconds", "Fahrenheit", "Ampere", "Candela", "None" }
409 };
410
411 int i;
412 int sys;
413 __u32 data = field->unit;
414
415 /* First nibble tells us which system we're in. */
416 sys = data & 0xf;
417 data >>= 4;
418
419 if(sys > 4) {
420 tab(n); printk("Unit(Invalid)\n");
421 }
422 else {
423 int earlier_unit = 0;
424
425 tab(n); printk("Unit(%s : ", systems[sys]);
426
427 for (i=1 ; i<sizeof(__u32)*2 ; i++) {
428 char nibble = data & 0xf;
429 data >>= 4;
430 if (nibble != 0) {
431 if(earlier_unit++ > 0)
432 printk("*");
433 printk("%s", units[sys][i]);
434 if(nibble != 1) {
435 /* This is a _signed_ nibble(!) */
436
437 int val = nibble & 0x7;
438 if(nibble & 0x08)
439 val = -((0x7 & ~val) +1);
440 printk("^%d", val);
441 }
442 }
443 }
444 printk(")\n");
445 }
446 }
447 tab(n); printk("Report Size(%u)\n", field->report_size);
448 tab(n); printk("Report Count(%u)\n", field->report_count);
449 tab(n); printk("Report Offset(%u)\n", field->report_offset);
450
451 tab(n); printk("Flags( ");
452 j = field->flags;
453 printk("%s", HID_MAIN_ITEM_CONSTANT & j ? "Constant " : "");
454 printk("%s", HID_MAIN_ITEM_VARIABLE & j ? "Variable " : "Array ");
455 printk("%s", HID_MAIN_ITEM_RELATIVE & j ? "Relative " : "Absolute ");
456 printk("%s", HID_MAIN_ITEM_WRAP & j ? "Wrap " : "");
457 printk("%s", HID_MAIN_ITEM_NONLINEAR & j ? "NonLinear " : "");
458 printk("%s", HID_MAIN_ITEM_NO_PREFERRED & j ? "NoPreferredState " : "");
459 printk("%s", HID_MAIN_ITEM_NULL_STATE & j ? "NullState " : "");
460 printk("%s", HID_MAIN_ITEM_VOLATILE & j ? "Volatile " : "");
461 printk("%s", HID_MAIN_ITEM_BUFFERED_BYTE & j ? "BufferedByte " : "");
462 printk(")\n");
463}
464EXPORT_SYMBOL_GPL(hid_dump_field);
465
466void hid_dump_device(struct hid_device *device) {
467 struct hid_report_enum *report_enum;
468 struct hid_report *report;
469 struct list_head *list;
470 unsigned i,k;
471 static const char *table[] = {"INPUT", "OUTPUT", "FEATURE"};
472
473 if (!hid_debug)
474 return;
475
476 for (i = 0; i < HID_REPORT_TYPES; i++) {
477 report_enum = device->report_enum + i;
478 list = report_enum->report_list.next;
479 while (list != &report_enum->report_list) {
480 report = (struct hid_report *) list;
481 tab(2);
482 printk("%s", table[i]);
483 if (report->id)
484 printk("(%d)", report->id);
485 printk("[%s]", table[report->type]);
486 printk("\n");
487 for (k = 0; k < report->maxfield; k++) {
488 tab(4);
489 printk("Field(%d)\n", k);
490 hid_dump_field(report->field[k], 6);
491 }
492 list = list->next;
493 }
494 }
495}
496EXPORT_SYMBOL_GPL(hid_dump_device);
497
498void hid_dump_input(struct hid_usage *usage, __s32 value) {
499 if (hid_debug < 2)
500 return;
501
502 printk(KERN_DEBUG "hid-debug: input ");
503 hid_resolv_usage(usage->hid);
504 printk(" = %d\n", value);
505}
506EXPORT_SYMBOL_GPL(hid_dump_input);
507
508static const char *events[EV_MAX + 1] = {
509 [EV_SYN] = "Sync", [EV_KEY] = "Key",
510 [EV_REL] = "Relative", [EV_ABS] = "Absolute",
511 [EV_MSC] = "Misc", [EV_LED] = "LED",
512 [EV_SND] = "Sound", [EV_REP] = "Repeat",
513 [EV_FF] = "ForceFeedback", [EV_PWR] = "Power",
514 [EV_FF_STATUS] = "ForceFeedbackStatus",
515};
516
517static const char *syncs[2] = {
518 [SYN_REPORT] = "Report", [SYN_CONFIG] = "Config",
519};
520static const char *keys[KEY_MAX + 1] = {
521 [KEY_RESERVED] = "Reserved", [KEY_ESC] = "Esc",
522 [KEY_1] = "1", [KEY_2] = "2",
523 [KEY_3] = "3", [KEY_4] = "4",
524 [KEY_5] = "5", [KEY_6] = "6",
525 [KEY_7] = "7", [KEY_8] = "8",
526 [KEY_9] = "9", [KEY_0] = "0",
527 [KEY_MINUS] = "Minus", [KEY_EQUAL] = "Equal",
528 [KEY_BACKSPACE] = "Backspace", [KEY_TAB] = "Tab",
529 [KEY_Q] = "Q", [KEY_W] = "W",
530 [KEY_E] = "E", [KEY_R] = "R",
531 [KEY_T] = "T", [KEY_Y] = "Y",
532 [KEY_U] = "U", [KEY_I] = "I",
533 [KEY_O] = "O", [KEY_P] = "P",
534 [KEY_LEFTBRACE] = "LeftBrace", [KEY_RIGHTBRACE] = "RightBrace",
535 [KEY_ENTER] = "Enter", [KEY_LEFTCTRL] = "LeftControl",
536 [KEY_A] = "A", [KEY_S] = "S",
537 [KEY_D] = "D", [KEY_F] = "F",
538 [KEY_G] = "G", [KEY_H] = "H",
539 [KEY_J] = "J", [KEY_K] = "K",
540 [KEY_L] = "L", [KEY_SEMICOLON] = "Semicolon",
541 [KEY_APOSTROPHE] = "Apostrophe", [KEY_GRAVE] = "Grave",
542 [KEY_LEFTSHIFT] = "LeftShift", [KEY_BACKSLASH] = "BackSlash",
543 [KEY_Z] = "Z", [KEY_X] = "X",
544 [KEY_C] = "C", [KEY_V] = "V",
545 [KEY_B] = "B", [KEY_N] = "N",
546 [KEY_M] = "M", [KEY_COMMA] = "Comma",
547 [KEY_DOT] = "Dot", [KEY_SLASH] = "Slash",
548 [KEY_RIGHTSHIFT] = "RightShift", [KEY_KPASTERISK] = "KPAsterisk",
549 [KEY_LEFTALT] = "LeftAlt", [KEY_SPACE] = "Space",
550 [KEY_CAPSLOCK] = "CapsLock", [KEY_F1] = "F1",
551 [KEY_F2] = "F2", [KEY_F3] = "F3",
552 [KEY_F4] = "F4", [KEY_F5] = "F5",
553 [KEY_F6] = "F6", [KEY_F7] = "F7",
554 [KEY_F8] = "F8", [KEY_F9] = "F9",
555 [KEY_F10] = "F10", [KEY_NUMLOCK] = "NumLock",
556 [KEY_SCROLLLOCK] = "ScrollLock", [KEY_KP7] = "KP7",
557 [KEY_KP8] = "KP8", [KEY_KP9] = "KP9",
558 [KEY_KPMINUS] = "KPMinus", [KEY_KP4] = "KP4",
559 [KEY_KP5] = "KP5", [KEY_KP6] = "KP6",
560 [KEY_KPPLUS] = "KPPlus", [KEY_KP1] = "KP1",
561 [KEY_KP2] = "KP2", [KEY_KP3] = "KP3",
562 [KEY_KP0] = "KP0", [KEY_KPDOT] = "KPDot",
563 [KEY_ZENKAKUHANKAKU] = "Zenkaku/Hankaku", [KEY_102ND] = "102nd",
564 [KEY_F11] = "F11", [KEY_F12] = "F12",
565 [KEY_RO] = "RO", [KEY_KATAKANA] = "Katakana",
566 [KEY_HIRAGANA] = "HIRAGANA", [KEY_HENKAN] = "Henkan",
567 [KEY_KATAKANAHIRAGANA] = "Katakana/Hiragana", [KEY_MUHENKAN] = "Muhenkan",
568 [KEY_KPJPCOMMA] = "KPJpComma", [KEY_KPENTER] = "KPEnter",
569 [KEY_RIGHTCTRL] = "RightCtrl", [KEY_KPSLASH] = "KPSlash",
570 [KEY_SYSRQ] = "SysRq", [KEY_RIGHTALT] = "RightAlt",
571 [KEY_LINEFEED] = "LineFeed", [KEY_HOME] = "Home",
572 [KEY_UP] = "Up", [KEY_PAGEUP] = "PageUp",
573 [KEY_LEFT] = "Left", [KEY_RIGHT] = "Right",
574 [KEY_END] = "End", [KEY_DOWN] = "Down",
575 [KEY_PAGEDOWN] = "PageDown", [KEY_INSERT] = "Insert",
576 [KEY_DELETE] = "Delete", [KEY_MACRO] = "Macro",
577 [KEY_MUTE] = "Mute", [KEY_VOLUMEDOWN] = "VolumeDown",
578 [KEY_VOLUMEUP] = "VolumeUp", [KEY_POWER] = "Power",
579 [KEY_KPEQUAL] = "KPEqual", [KEY_KPPLUSMINUS] = "KPPlusMinus",
580 [KEY_PAUSE] = "Pause", [KEY_KPCOMMA] = "KPComma",
581 [KEY_HANGUEL] = "Hangeul", [KEY_HANJA] = "Hanja",
582 [KEY_YEN] = "Yen", [KEY_LEFTMETA] = "LeftMeta",
583 [KEY_RIGHTMETA] = "RightMeta", [KEY_COMPOSE] = "Compose",
584 [KEY_STOP] = "Stop", [KEY_AGAIN] = "Again",
585 [KEY_PROPS] = "Props", [KEY_UNDO] = "Undo",
586 [KEY_FRONT] = "Front", [KEY_COPY] = "Copy",
587 [KEY_OPEN] = "Open", [KEY_PASTE] = "Paste",
588 [KEY_FIND] = "Find", [KEY_CUT] = "Cut",
589 [KEY_HELP] = "Help", [KEY_MENU] = "Menu",
590 [KEY_CALC] = "Calc", [KEY_SETUP] = "Setup",
591 [KEY_SLEEP] = "Sleep", [KEY_WAKEUP] = "WakeUp",
592 [KEY_FILE] = "File", [KEY_SENDFILE] = "SendFile",
593 [KEY_DELETEFILE] = "DeleteFile", [KEY_XFER] = "X-fer",
594 [KEY_PROG1] = "Prog1", [KEY_PROG2] = "Prog2",
595 [KEY_WWW] = "WWW", [KEY_MSDOS] = "MSDOS",
596 [KEY_COFFEE] = "Coffee", [KEY_DIRECTION] = "Direction",
597 [KEY_CYCLEWINDOWS] = "CycleWindows", [KEY_MAIL] = "Mail",
598 [KEY_BOOKMARKS] = "Bookmarks", [KEY_COMPUTER] = "Computer",
599 [KEY_BACK] = "Back", [KEY_FORWARD] = "Forward",
600 [KEY_CLOSECD] = "CloseCD", [KEY_EJECTCD] = "EjectCD",
601 [KEY_EJECTCLOSECD] = "EjectCloseCD", [KEY_NEXTSONG] = "NextSong",
602 [KEY_PLAYPAUSE] = "PlayPause", [KEY_PREVIOUSSONG] = "PreviousSong",
603 [KEY_STOPCD] = "StopCD", [KEY_RECORD] = "Record",
604 [KEY_REWIND] = "Rewind", [KEY_PHONE] = "Phone",
605 [KEY_ISO] = "ISOKey", [KEY_CONFIG] = "Config",
606 [KEY_HOMEPAGE] = "HomePage", [KEY_REFRESH] = "Refresh",
607 [KEY_EXIT] = "Exit", [KEY_MOVE] = "Move",
608 [KEY_EDIT] = "Edit", [KEY_SCROLLUP] = "ScrollUp",
609 [KEY_SCROLLDOWN] = "ScrollDown", [KEY_KPLEFTPAREN] = "KPLeftParenthesis",
610 [KEY_KPRIGHTPAREN] = "KPRightParenthesis", [KEY_NEW] = "New",
611 [KEY_REDO] = "Redo", [KEY_F13] = "F13",
612 [KEY_F14] = "F14", [KEY_F15] = "F15",
613 [KEY_F16] = "F16", [KEY_F17] = "F17",
614 [KEY_F18] = "F18", [KEY_F19] = "F19",
615 [KEY_F20] = "F20", [KEY_F21] = "F21",
616 [KEY_F22] = "F22", [KEY_F23] = "F23",
617 [KEY_F24] = "F24", [KEY_PLAYCD] = "PlayCD",
618 [KEY_PAUSECD] = "PauseCD", [KEY_PROG3] = "Prog3",
619 [KEY_PROG4] = "Prog4", [KEY_SUSPEND] = "Suspend",
620 [KEY_CLOSE] = "Close", [KEY_PLAY] = "Play",
621 [KEY_FASTFORWARD] = "FastForward", [KEY_BASSBOOST] = "BassBoost",
622 [KEY_PRINT] = "Print", [KEY_HP] = "HP",
623 [KEY_CAMERA] = "Camera", [KEY_SOUND] = "Sound",
624 [KEY_QUESTION] = "Question", [KEY_EMAIL] = "Email",
625 [KEY_CHAT] = "Chat", [KEY_SEARCH] = "Search",
626 [KEY_CONNECT] = "Connect", [KEY_FINANCE] = "Finance",
627 [KEY_SPORT] = "Sport", [KEY_SHOP] = "Shop",
628 [KEY_ALTERASE] = "AlternateErase", [KEY_CANCEL] = "Cancel",
629 [KEY_BRIGHTNESSDOWN] = "BrightnessDown", [KEY_BRIGHTNESSUP] = "BrightnessUp",
630 [KEY_MEDIA] = "Media", [KEY_UNKNOWN] = "Unknown",
631 [BTN_0] = "Btn0", [BTN_1] = "Btn1",
632 [BTN_2] = "Btn2", [BTN_3] = "Btn3",
633 [BTN_4] = "Btn4", [BTN_5] = "Btn5",
634 [BTN_6] = "Btn6", [BTN_7] = "Btn7",
635 [BTN_8] = "Btn8", [BTN_9] = "Btn9",
636 [BTN_LEFT] = "LeftBtn", [BTN_RIGHT] = "RightBtn",
637 [BTN_MIDDLE] = "MiddleBtn", [BTN_SIDE] = "SideBtn",
638 [BTN_EXTRA] = "ExtraBtn", [BTN_FORWARD] = "ForwardBtn",
639 [BTN_BACK] = "BackBtn", [BTN_TASK] = "TaskBtn",
640 [BTN_TRIGGER] = "Trigger", [BTN_THUMB] = "ThumbBtn",
641 [BTN_THUMB2] = "ThumbBtn2", [BTN_TOP] = "TopBtn",
642 [BTN_TOP2] = "TopBtn2", [BTN_PINKIE] = "PinkieBtn",
643 [BTN_BASE] = "BaseBtn", [BTN_BASE2] = "BaseBtn2",
644 [BTN_BASE3] = "BaseBtn3", [BTN_BASE4] = "BaseBtn4",
645 [BTN_BASE5] = "BaseBtn5", [BTN_BASE6] = "BaseBtn6",
646 [BTN_DEAD] = "BtnDead", [BTN_A] = "BtnA",
647 [BTN_B] = "BtnB", [BTN_C] = "BtnC",
648 [BTN_X] = "BtnX", [BTN_Y] = "BtnY",
649 [BTN_Z] = "BtnZ", [BTN_TL] = "BtnTL",
650 [BTN_TR] = "BtnTR", [BTN_TL2] = "BtnTL2",
651 [BTN_TR2] = "BtnTR2", [BTN_SELECT] = "BtnSelect",
652 [BTN_START] = "BtnStart", [BTN_MODE] = "BtnMode",
653 [BTN_THUMBL] = "BtnThumbL", [BTN_THUMBR] = "BtnThumbR",
654 [BTN_TOOL_PEN] = "ToolPen", [BTN_TOOL_RUBBER] = "ToolRubber",
655 [BTN_TOOL_BRUSH] = "ToolBrush", [BTN_TOOL_PENCIL] = "ToolPencil",
656 [BTN_TOOL_AIRBRUSH] = "ToolAirbrush", [BTN_TOOL_FINGER] = "ToolFinger",
657 [BTN_TOOL_MOUSE] = "ToolMouse", [BTN_TOOL_LENS] = "ToolLens",
658 [BTN_TOUCH] = "Touch", [BTN_STYLUS] = "Stylus",
659 [BTN_STYLUS2] = "Stylus2", [BTN_TOOL_DOUBLETAP] = "ToolDoubleTap",
660 [BTN_TOOL_TRIPLETAP] = "ToolTripleTap", [BTN_GEAR_DOWN] = "WheelBtn",
661 [BTN_GEAR_UP] = "Gear up", [KEY_OK] = "Ok",
662 [KEY_SELECT] = "Select", [KEY_GOTO] = "Goto",
663 [KEY_CLEAR] = "Clear", [KEY_POWER2] = "Power2",
664 [KEY_OPTION] = "Option", [KEY_INFO] = "Info",
665 [KEY_TIME] = "Time", [KEY_VENDOR] = "Vendor",
666 [KEY_ARCHIVE] = "Archive", [KEY_PROGRAM] = "Program",
667 [KEY_CHANNEL] = "Channel", [KEY_FAVORITES] = "Favorites",
668 [KEY_EPG] = "EPG", [KEY_PVR] = "PVR",
669 [KEY_MHP] = "MHP", [KEY_LANGUAGE] = "Language",
670 [KEY_TITLE] = "Title", [KEY_SUBTITLE] = "Subtitle",
671 [KEY_ANGLE] = "Angle", [KEY_ZOOM] = "Zoom",
672 [KEY_MODE] = "Mode", [KEY_KEYBOARD] = "Keyboard",
673 [KEY_SCREEN] = "Screen", [KEY_PC] = "PC",
674 [KEY_TV] = "TV", [KEY_TV2] = "TV2",
675 [KEY_VCR] = "VCR", [KEY_VCR2] = "VCR2",
676 [KEY_SAT] = "Sat", [KEY_SAT2] = "Sat2",
677 [KEY_CD] = "CD", [KEY_TAPE] = "Tape",
678 [KEY_RADIO] = "Radio", [KEY_TUNER] = "Tuner",
679 [KEY_PLAYER] = "Player", [KEY_TEXT] = "Text",
680 [KEY_DVD] = "DVD", [KEY_AUX] = "Aux",
681 [KEY_MP3] = "MP3", [KEY_AUDIO] = "Audio",
682 [KEY_VIDEO] = "Video", [KEY_DIRECTORY] = "Directory",
683 [KEY_LIST] = "List", [KEY_MEMO] = "Memo",
684 [KEY_CALENDAR] = "Calendar", [KEY_RED] = "Red",
685 [KEY_GREEN] = "Green", [KEY_YELLOW] = "Yellow",
686 [KEY_BLUE] = "Blue", [KEY_CHANNELUP] = "ChannelUp",
687 [KEY_CHANNELDOWN] = "ChannelDown", [KEY_FIRST] = "First",
688 [KEY_LAST] = "Last", [KEY_AB] = "AB",
689 [KEY_NEXT] = "Next", [KEY_RESTART] = "Restart",
690 [KEY_SLOW] = "Slow", [KEY_SHUFFLE] = "Shuffle",
691 [KEY_BREAK] = "Break", [KEY_PREVIOUS] = "Previous",
692 [KEY_DIGITS] = "Digits", [KEY_TEEN] = "TEEN",
693 [KEY_TWEN] = "TWEN", [KEY_DEL_EOL] = "DeleteEOL",
694 [KEY_DEL_EOS] = "DeleteEOS", [KEY_INS_LINE] = "InsertLine",
695 [KEY_DEL_LINE] = "DeleteLine",
696 [KEY_SEND] = "Send", [KEY_REPLY] = "Reply",
697 [KEY_FORWARDMAIL] = "ForwardMail", [KEY_SAVE] = "Save",
698 [KEY_DOCUMENTS] = "Documents", [KEY_SPELLCHECK] = "SpellCheck",
699 [KEY_LOGOFF] = "Logoff",
700 [KEY_FN] = "Fn", [KEY_FN_ESC] = "Fn+ESC",
701 [KEY_FN_1] = "Fn+1", [KEY_FN_2] = "Fn+2",
702 [KEY_FN_B] = "Fn+B", [KEY_FN_D] = "Fn+D",
703 [KEY_FN_E] = "Fn+E", [KEY_FN_F] = "Fn+F",
704 [KEY_FN_S] = "Fn+S",
705 [KEY_FN_F1] = "Fn+F1", [KEY_FN_F2] = "Fn+F2",
706 [KEY_FN_F3] = "Fn+F3", [KEY_FN_F4] = "Fn+F4",
707 [KEY_FN_F5] = "Fn+F5", [KEY_FN_F6] = "Fn+F6",
708 [KEY_FN_F7] = "Fn+F7", [KEY_FN_F8] = "Fn+F8",
709 [KEY_FN_F9] = "Fn+F9", [KEY_FN_F10] = "Fn+F10",
710 [KEY_FN_F11] = "Fn+F11", [KEY_FN_F12] = "Fn+F12",
711 [KEY_KBDILLUMTOGGLE] = "KbdIlluminationToggle",
712 [KEY_KBDILLUMDOWN] = "KbdIlluminationDown",
713 [KEY_KBDILLUMUP] = "KbdIlluminationUp",
714 [KEY_SWITCHVIDEOMODE] = "SwitchVideoMode",
715};
716
717static const char *relatives[REL_MAX + 1] = {
718 [REL_X] = "X", [REL_Y] = "Y",
719 [REL_Z] = "Z", [REL_RX] = "Rx",
720 [REL_RY] = "Ry", [REL_RZ] = "Rz",
721 [REL_HWHEEL] = "HWheel", [REL_DIAL] = "Dial",
722 [REL_WHEEL] = "Wheel", [REL_MISC] = "Misc",
723};
724
725static const char *absolutes[ABS_MAX + 1] = {
726 [ABS_X] = "X", [ABS_Y] = "Y",
727 [ABS_Z] = "Z", [ABS_RX] = "Rx",
728 [ABS_RY] = "Ry", [ABS_RZ] = "Rz",
729 [ABS_THROTTLE] = "Throttle", [ABS_RUDDER] = "Rudder",
730 [ABS_WHEEL] = "Wheel", [ABS_GAS] = "Gas",
731 [ABS_BRAKE] = "Brake", [ABS_HAT0X] = "Hat0X",
732 [ABS_HAT0Y] = "Hat0Y", [ABS_HAT1X] = "Hat1X",
733 [ABS_HAT1Y] = "Hat1Y", [ABS_HAT2X] = "Hat2X",
734 [ABS_HAT2Y] = "Hat2Y", [ABS_HAT3X] = "Hat3X",
735 [ABS_HAT3Y] = "Hat 3Y", [ABS_PRESSURE] = "Pressure",
736 [ABS_DISTANCE] = "Distance", [ABS_TILT_X] = "XTilt",
737 [ABS_TILT_Y] = "YTilt", [ABS_TOOL_WIDTH] = "Tool Width",
738 [ABS_VOLUME] = "Volume", [ABS_MISC] = "Misc",
739};
740
741static const char *misc[MSC_MAX + 1] = {
742 [MSC_SERIAL] = "Serial", [MSC_PULSELED] = "Pulseled",
743 [MSC_GESTURE] = "Gesture", [MSC_RAW] = "RawData"
744};
745
746static const char *leds[LED_MAX + 1] = {
747 [LED_NUML] = "NumLock", [LED_CAPSL] = "CapsLock",
748 [LED_SCROLLL] = "ScrollLock", [LED_COMPOSE] = "Compose",
749 [LED_KANA] = "Kana", [LED_SLEEP] = "Sleep",
750 [LED_SUSPEND] = "Suspend", [LED_MUTE] = "Mute",
751 [LED_MISC] = "Misc",
752};
753
754static const char *repeats[REP_MAX + 1] = {
755 [REP_DELAY] = "Delay", [REP_PERIOD] = "Period"
756};
757
758static const char *sounds[SND_MAX + 1] = {
759 [SND_CLICK] = "Click", [SND_BELL] = "Bell",
760 [SND_TONE] = "Tone"
761};
762
763static const char **names[EV_MAX + 1] = {
764 [EV_SYN] = syncs, [EV_KEY] = keys,
765 [EV_REL] = relatives, [EV_ABS] = absolutes,
766 [EV_MSC] = misc, [EV_LED] = leds,
767 [EV_SND] = sounds, [EV_REP] = repeats,
768};
769
770void hid_resolv_event(__u8 type, __u16 code) {
771
772 if (!hid_debug)
773 return;
774
775 printk("%s.%s", events[type] ? events[type] : "?",
776 names[type] ? (names[type][code] ? names[type][code] : "?") : "?");
777}
778EXPORT_SYMBOL_GPL(hid_resolv_event);
diff --git a/usr/src/dkms_source_tree/hid-input-quirks.c b/usr/src/dkms_source_tree/hid-input-quirks.c
new file mode 100644
index 0000000..16feea0
--- /dev/null
+++ b/usr/src/dkms_source_tree/hid-input-quirks.c
@@ -0,0 +1,484 @@
1/*
2 * HID-input usage mapping quirks
3 *
4 * This is used to handle HID-input mappings for devices violating
5 * HUT 1.12 specification.
6 *
7 * Copyright (c) 2007-2008 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
14 */
15
16#include <linux/input.h>
17#include <linux/hid.h>
18
19#define map_abs(c) do { usage->code = c; usage->type = EV_ABS; *bit = input->absbit; *max = ABS_MAX; } while (0)
20#define map_rel(c) do { usage->code = c; usage->type = EV_REL; *bit = input->relbit; *max = REL_MAX; } while (0)
21#define map_key(c) do { usage->code = c; usage->type = EV_KEY; *bit = input->keybit; *max = KEY_MAX; } while (0)
22#define map_led(c) do { usage->code = c; usage->type = EV_LED; *bit = input->ledbit; *max = LED_MAX; } while (0)
23
24#define map_abs_clear(c) do { map_abs(c); clear_bit(c, *bit); } while (0)
25#define map_key_clear(c) do { map_key(c); clear_bit(c, *bit); } while (0)
26
27static int quirk_belkin_wkbd(struct hid_usage *usage, struct input_dev *input,
28 unsigned long **bit, int *max)
29{
30 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
31 return 0;
32
33 switch (usage->hid & HID_USAGE) {
34 case 0x03a: map_key_clear(KEY_SOUND); break;
35 case 0x03b: map_key_clear(KEY_CAMERA); break;
36 case 0x03c: map_key_clear(KEY_DOCUMENTS); break;
37 default:
38 return 0;
39 }
40 return 1;
41}
42
43static int quirk_cherry_cymotion(struct hid_usage *usage, struct input_dev *input,
44 unsigned long **bit, int *max)
45{
46 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
47 return 0;
48
49 switch (usage->hid & HID_USAGE) {
50 case 0x301: map_key_clear(KEY_PROG1); break;
51 case 0x302: map_key_clear(KEY_PROG2); break;
52 case 0x303: map_key_clear(KEY_PROG3); break;
53 default:
54 return 0;
55 }
56 return 1;
57}
58
59static int quirk_logitech_ultrax_remote(struct hid_usage *usage, struct input_dev *input,
60 unsigned long **bit, int *max)
61{
62 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
63 return 0;
64
65 set_bit(EV_REP, input->evbit);
66 switch(usage->hid & HID_USAGE) {
67 /* Reported on Logitech Ultra X Media Remote */
68 case 0x004: map_key_clear(KEY_AGAIN); break;
69 case 0x00d: map_key_clear(KEY_HOME); break;
70 case 0x024: map_key_clear(KEY_SHUFFLE); break;
71 case 0x025: map_key_clear(KEY_TV); break;
72 case 0x026: map_key_clear(KEY_MENU); break;
73 case 0x031: map_key_clear(KEY_AUDIO); break;
74 case 0x032: map_key_clear(KEY_TEXT); break;
75 case 0x033: map_key_clear(KEY_LAST); break;
76 case 0x047: map_key_clear(KEY_MP3); break;
77 case 0x048: map_key_clear(KEY_DVD); break;
78 case 0x049: map_key_clear(KEY_MEDIA); break;
79 case 0x04a: map_key_clear(KEY_VIDEO); break;
80 case 0x04b: map_key_clear(KEY_ANGLE); break;
81 case 0x04c: map_key_clear(KEY_LANGUAGE); break;
82 case 0x04d: map_key_clear(KEY_SUBTITLE); break;
83 case 0x051: map_key_clear(KEY_RED); break;
84 case 0x052: map_key_clear(KEY_CLOSE); break;
85
86 default:
87 return 0;
88 }
89 return 1;
90}
91
92static int quirk_gyration_remote(struct hid_usage *usage, struct input_dev *input,
93 unsigned long **bit, int *max)
94{
95 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
96 return 0;
97
98 set_bit(EV_REP, input->evbit);
99 switch(usage->hid & HID_USAGE) {
100 /* Reported on Gyration MCE Remote */
101 case 0x00d: map_key_clear(KEY_HOME); break;
102 case 0x024: map_key_clear(KEY_DVD); break;
103 case 0x025: map_key_clear(KEY_PVR); break;
104 case 0x046: map_key_clear(KEY_MEDIA); break;
105 case 0x047: map_key_clear(KEY_MP3); break;
106 case 0x049: map_key_clear(KEY_CAMERA); break;
107 case 0x04a: map_key_clear(KEY_VIDEO); break;
108
109 default:
110 return 0;
111 }
112 return 1;
113}
114
115static int quirk_chicony_tactical_pad(struct hid_usage *usage, struct input_dev *input,
116 unsigned long **bit, int *max)
117{
118 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_MSVENDOR)
119 return 0;
120
121 set_bit(EV_REP, input->evbit);
122 switch (usage->hid & HID_USAGE) {
123 case 0xff01: map_key_clear(BTN_1); break;
124 case 0xff02: map_key_clear(BTN_2); break;
125 case 0xff03: map_key_clear(BTN_3); break;
126 case 0xff04: map_key_clear(BTN_4); break;
127 case 0xff05: map_key_clear(BTN_5); break;
128 case 0xff06: map_key_clear(BTN_6); break;
129 case 0xff07: map_key_clear(BTN_7); break;
130 case 0xff08: map_key_clear(BTN_8); break;
131 case 0xff09: map_key_clear(BTN_9); break;
132 case 0xff0a: map_key_clear(BTN_A); break;
133 case 0xff0b: map_key_clear(BTN_B); break;
134 default:
135 return 0;
136 }
137 return 1;
138}
139
140static int quirk_microsoft_ergonomy_kb(struct hid_usage *usage, struct input_dev *input,
141 unsigned long **bit, int *max)
142{
143 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_MSVENDOR)
144 return 0;
145
146 switch(usage->hid & HID_USAGE) {
147 case 0xfd06: map_key_clear(KEY_CHAT); break;
148 case 0xfd07: map_key_clear(KEY_PHONE); break;
149 case 0xff05:
150 set_bit(EV_REP, input->evbit);
151 map_key_clear(KEY_F13);
152 set_bit(KEY_F14, input->keybit);
153 set_bit(KEY_F15, input->keybit);
154 set_bit(KEY_F16, input->keybit);
155 set_bit(KEY_F17, input->keybit);
156 set_bit(KEY_F18, input->keybit);
157 default:
158 return 0;
159 }
160 return 1;
161}
162
163static int quirk_microsoft_presenter_8k(struct hid_usage *usage, struct input_dev *input,
164 unsigned long **bit, int *max)
165{
166 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_MSVENDOR)
167 return 0;
168
169 set_bit(EV_REP, input->evbit);
170 switch(usage->hid & HID_USAGE) {
171 case 0xfd08: map_key_clear(KEY_FORWARD); break;
172 case 0xfd09: map_key_clear(KEY_BACK); break;
173 case 0xfd0b: map_key_clear(KEY_PLAYPAUSE); break;
174 case 0xfd0e: map_key_clear(KEY_CLOSE); break;
175 case 0xfd0f: map_key_clear(KEY_PLAY); break;
176 default:
177 return 0;
178 }
179 return 1;
180}
181
182static int quirk_petalynx_remote(struct hid_usage *usage, struct input_dev *input,
183 unsigned long **bit, int *max)
184{
185 if (((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR) &&
186 ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER))
187 return 0;
188
189 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_LOGIVENDOR)
190 switch(usage->hid & HID_USAGE) {
191 case 0x05a: map_key_clear(KEY_TEXT); break;
192 case 0x05b: map_key_clear(KEY_RED); break;
193 case 0x05c: map_key_clear(KEY_GREEN); break;
194 case 0x05d: map_key_clear(KEY_YELLOW); break;
195 case 0x05e: map_key_clear(KEY_BLUE); break;
196 default:
197 return 0;
198 }
199
200 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER)
201 switch(usage->hid & HID_USAGE) {
202 case 0x0f6: map_key_clear(KEY_NEXT); break;
203 case 0x0fa: map_key_clear(KEY_BACK); break;
204 default:
205 return 0;
206 }
207 return 1;
208}
209
210static int quirk_logitech_wireless(struct hid_usage *usage, struct input_dev *input,
211 unsigned long **bit, int *max)
212{
213 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
214 return 0;
215
216 switch (usage->hid & HID_USAGE) {
217 case 0x1001: map_key_clear(KEY_MESSENGER); break;
218 case 0x1003: map_key_clear(KEY_SOUND); break;
219 case 0x1004: map_key_clear(KEY_VIDEO); break;
220 case 0x1005: map_key_clear(KEY_AUDIO); break;
221 case 0x100a: map_key_clear(KEY_DOCUMENTS); break;
222 case 0x1011: map_key_clear(KEY_PREVIOUSSONG); break;
223 case 0x1012: map_key_clear(KEY_NEXTSONG); break;
224 case 0x1013: map_key_clear(KEY_CAMERA); break;
225 case 0x1014: map_key_clear(KEY_MESSENGER); break;
226 case 0x1015: map_key_clear(KEY_RECORD); break;
227 case 0x1016: map_key_clear(KEY_PLAYER); break;
228 case 0x1017: map_key_clear(KEY_EJECTCD); break;
229 case 0x1018: map_key_clear(KEY_MEDIA); break;
230 case 0x1019: map_key_clear(KEY_PROG1); break;
231 case 0x101a: map_key_clear(KEY_PROG2); break;
232 case 0x101b: map_key_clear(KEY_PROG3); break;
233 case 0x101f: map_key_clear(KEY_ZOOMIN); break;
234 case 0x1020: map_key_clear(KEY_ZOOMOUT); break;
235 case 0x1021: map_key_clear(KEY_ZOOMRESET); break;
236 case 0x1023: map_key_clear(KEY_CLOSE); break;
237 case 0x1027: map_key_clear(KEY_MENU); break;
238 /* this one is marked as 'Rotate' */
239 case 0x1028: map_key_clear(KEY_ANGLE); break;
240 case 0x1029: map_key_clear(KEY_SHUFFLE); break;
241 case 0x102a: map_key_clear(KEY_BACK); break;
242 case 0x102b: map_key_clear(KEY_CYCLEWINDOWS); break;
243 case 0x1041: map_key_clear(KEY_BATTERY); break;
244 case 0x1042: map_key_clear(KEY_WORDPROCESSOR); break;
245 case 0x1043: map_key_clear(KEY_SPREADSHEET); break;
246 case 0x1044: map_key_clear(KEY_PRESENTATION); break;
247 case 0x1045: map_key_clear(KEY_UNDO); break;
248 case 0x1046: map_key_clear(KEY_REDO); break;
249 case 0x1047: map_key_clear(KEY_PRINT); break;
250 case 0x1048: map_key_clear(KEY_SAVE); break;
251 case 0x1049: map_key_clear(KEY_PROG1); break;
252 case 0x104a: map_key_clear(KEY_PROG2); break;
253 case 0x104b: map_key_clear(KEY_PROG3); break;
254 case 0x104c: map_key_clear(KEY_PROG4); break;
255
256 default:
257 return 0;
258 }
259 return 1;
260}
261
262static int quirk_cherry_genius_29e(struct hid_usage *usage, struct input_dev *input,
263 unsigned long **bit, int *max)
264{
265 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
266 return 0;
267
268 switch (usage->hid & HID_USAGE) {
269 case 0x156: map_key_clear(KEY_WORDPROCESSOR); break;
270 case 0x157: map_key_clear(KEY_SPREADSHEET); break;
271 case 0x158: map_key_clear(KEY_PRESENTATION); break;
272 case 0x15c: map_key_clear(KEY_STOP); break;
273
274 default:
275 return 0;
276 }
277 return 1;
278}
279
280static int quirk_btc_8193(struct hid_usage *usage, struct input_dev *input,
281 unsigned long **bit, int *max)
282{
283 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
284 return 0;
285
286 switch (usage->hid & HID_USAGE) {
287 case 0x230: map_key(BTN_MOUSE); break;
288 case 0x231: map_rel(REL_WHEEL); break;
289 /*
290 * this keyboard has a scrollwheel implemented in
291 * totally broken way. We map this usage temporarily
292 * to HWHEEL and handle it in the event quirk handler
293 */
294 case 0x232: map_rel(REL_HWHEEL); break;
295
296 default:
297 return 0;
298 }
299 return 1;
300}
301
302static int quirk_sunplus_wdesktop(struct hid_usage *usage, struct input_dev *input,
303 unsigned long **bit, int *max)
304{
305 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
306 return 0;
307
308 switch (usage->hid & HID_USAGE) {
309 case 0x2003: map_key_clear(KEY_ZOOMIN); break;
310 case 0x2103: map_key_clear(KEY_ZOOMOUT); break;
311 default:
312 return 0;
313 }
314 return 1;
315}
316
317#define VENDOR_ID_BELKIN 0x1020
318#define DEVICE_ID_BELKIN_WIRELESS_KEYBOARD 0x0006
319
320#define VENDOR_ID_CHERRY 0x046a
321#define DEVICE_ID_CHERRY_CYMOTION 0x0023
322
323#define VENDOR_ID_CHICONY 0x04f2
324#define DEVICE_ID_CHICONY_TACTICAL_PAD 0x0418
325
326#define VENDOR_ID_EZKEY 0x0518
327#define DEVICE_ID_BTC_8193 0x0002
328
329#define VENDOR_ID_GYRATION 0x0c16
330#define DEVICE_ID_GYRATION_REMOTE 0x0002
331
332#define VENDOR_ID_LOGITECH 0x046d
333#define DEVICE_ID_LOGITECH_RECEIVER 0xc101
334#define DEVICE_ID_S510_RECEIVER 0xc50c
335#define DEVICE_ID_S510_RECEIVER_2 0xc517
336#define DEVICE_ID_MX3000_RECEIVER 0xc513
337
338#define VENDOR_ID_MICROSOFT 0x045e
339#define DEVICE_ID_MS4K 0x00db
340#define DEVICE_ID_MS6K 0x00f9
341#define DEVICE_IS_MS_PRESENTER_8K_BT 0x0701
342#define DEVICE_ID_MS_PRESENTER_8K_USB 0x0713
343
344#define VENDOR_ID_MONTEREY 0x0566
345#define DEVICE_ID_GENIUS_KB29E 0x3004
346
347#define VENDOR_ID_PETALYNX 0x18b1
348#define DEVICE_ID_PETALYNX_MAXTER_REMOTE 0x0037
349
350#define VENDOR_ID_SUNPLUS 0x04fc
351#define DEVICE_ID_SUNPLUS_WDESKTOP 0x05d8
352
353static const struct hid_input_blacklist {
354 __u16 idVendor;
355 __u16 idProduct;
356 int (*quirk)(struct hid_usage *, struct input_dev *, unsigned long **, int *);
357} hid_input_blacklist[] = {
358 { VENDOR_ID_BELKIN, DEVICE_ID_BELKIN_WIRELESS_KEYBOARD, quirk_belkin_wkbd },
359
360 { VENDOR_ID_CHERRY, DEVICE_ID_CHERRY_CYMOTION, quirk_cherry_cymotion },
361
362 { VENDOR_ID_CHICONY, DEVICE_ID_CHICONY_TACTICAL_PAD, quirk_chicony_tactical_pad },
363
364 { VENDOR_ID_EZKEY, DEVICE_ID_BTC_8193, quirk_btc_8193 },
365
366 { VENDOR_ID_GYRATION, DEVICE_ID_GYRATION_REMOTE, quirk_gyration_remote },
367
368 { VENDOR_ID_LOGITECH, DEVICE_ID_LOGITECH_RECEIVER, quirk_logitech_ultrax_remote },
369 { VENDOR_ID_LOGITECH, DEVICE_ID_S510_RECEIVER, quirk_logitech_wireless },
370 { VENDOR_ID_LOGITECH, DEVICE_ID_S510_RECEIVER_2, quirk_logitech_wireless },
371 { VENDOR_ID_LOGITECH, DEVICE_ID_MX3000_RECEIVER, quirk_logitech_wireless },
372
373 { VENDOR_ID_MICROSOFT, DEVICE_ID_MS4K, quirk_microsoft_ergonomy_kb },
374 { VENDOR_ID_MICROSOFT, DEVICE_ID_MS6K, quirk_microsoft_ergonomy_kb },
375 { VENDOR_ID_MICROSOFT, DEVICE_IS_MS_PRESENTER_8K_BT, quirk_microsoft_presenter_8k },
376 { VENDOR_ID_MICROSOFT, DEVICE_ID_MS_PRESENTER_8K_USB, quirk_microsoft_presenter_8k },
377
378 { VENDOR_ID_MONTEREY, DEVICE_ID_GENIUS_KB29E, quirk_cherry_genius_29e },
379
380 { VENDOR_ID_PETALYNX, DEVICE_ID_PETALYNX_MAXTER_REMOTE, quirk_petalynx_remote },
381
382 { VENDOR_ID_SUNPLUS, DEVICE_ID_SUNPLUS_WDESKTOP, quirk_sunplus_wdesktop },
383
384 { 0, 0, NULL }
385};
386
387int hidinput_mapping_quirks(struct hid_usage *usage,
388 struct input_dev *input,
389 unsigned long **bit, int *max)
390{
391 struct hid_device *device = input_get_drvdata(input);
392 int i = 0;
393
394 while (hid_input_blacklist[i].quirk) {
395 if (hid_input_blacklist[i].idVendor == device->vendor &&
396 hid_input_blacklist[i].idProduct == device->product)
397 return hid_input_blacklist[i].quirk(usage, input, bit, max);
398 i++;
399 }
400 return 0;
401}
402
403int hidinput_event_quirks(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value)
404{
405 struct input_dev *input;
406
407 input = field->hidinput->input;
408
409 if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
410 || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) {
411 if (value) hid->quirks |= HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
412 else hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
413 return 1;
414 }
415
416 if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_B8) &&
417 (usage->type == EV_REL) &&
418 (usage->code == REL_WHEEL)) {
419 hid->delayed_value = value;
420 return 1;
421 }
422
423 if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_B8) &&
424 (usage->hid == 0x000100b8)) {
425 input_event(input, EV_REL, value ? REL_HWHEEL : REL_WHEEL, hid->delayed_value);
426 return 1;
427 }
428
429 if ((hid->quirks & HID_QUIRK_INVERT_HWHEEL) && (usage->code == REL_HWHEEL)) {
430 input_event(input, usage->type, usage->code, -value);
431 return 1;
432 }
433
434 if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) {
435 input_event(input, usage->type, REL_HWHEEL, value);
436 return 1;
437 }
438
439 if ((hid->quirks & HID_QUIRK_APPLE_HAS_FN) && hidinput_apple_event(hid, input, usage, value))
440 return 1;
441
442 /* Handling MS keyboards special buttons */
443 if (hid->quirks & HID_QUIRK_MICROSOFT_KEYS &&
444 usage->hid == (HID_UP_MSVENDOR | 0xff05)) {
445 int key = 0;
446 static int last_key = 0;
447 switch (value) {
448 case 0x01: key = KEY_F14; break;
449 case 0x02: key = KEY_F15; break;
450 case 0x04: key = KEY_F16; break;
451 case 0x08: key = KEY_F17; break;
452 case 0x10: key = KEY_F18; break;
453 default: break;
454 }
455 if (key) {
456 input_event(input, usage->type, key, 1);
457 last_key = key;
458 } else {
459 input_event(input, usage->type, last_key, 0);
460 }
461 }
462
463 /* handle the temporary quirky mapping to HWHEEL */
464 if (hid->quirks & HID_QUIRK_HWHEEL_WHEEL_INVERT &&
465 usage->type == EV_REL && usage->code == REL_HWHEEL) {
466 input_event(input, usage->type, REL_WHEEL, -value);
467 return 1;
468 }
469
470 /* Gyration MCE remote "Sleep" key */
471 if (hid->vendor == VENDOR_ID_GYRATION &&
472 hid->product == DEVICE_ID_GYRATION_REMOTE &&
473 (usage->hid & HID_USAGE_PAGE) == HID_UP_GENDESK &&
474 (usage->hid & 0xff) == 0x82) {
475 input_event(input, usage->type, usage->code, 1);
476 input_sync(input);
477 input_event(input, usage->type, usage->code, 0);
478 input_sync(input);
479 return 1;
480 }
481 return 0;
482}
483
484
diff --git a/usr/src/dkms_source_tree/hid-input.c b/usr/src/dkms_source_tree/hid-input.c
new file mode 100644
index 0000000..782048d
--- /dev/null
+++ b/usr/src/dkms_source_tree/hid-input.c
@@ -0,0 +1,1086 @@
1/*
2 * Copyright (c) 2000-2001 Vojtech Pavlik
3 * Copyright (c) 2006-2007 Jiri Kosina
4 *
5 * HID to Linux Input mapping
6 */
7
8/*
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 *
23 * Should you need to contact me, the author, you can do so either by
24 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
25 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
26 */
27
28#include <linux/module.h>
29#include <linux/slab.h>
30#include <linux/kernel.h>
31
32#include <linux/hid.h>
33#include <linux/hid-debug.h>
34
35static int hid_apple_fnmode = 1;
36module_param_named(pb_fnmode, hid_apple_fnmode, int, 0644);
37MODULE_PARM_DESC(pb_fnmode,
38 "Mode of fn key on Apple keyboards (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)");
39
40#define unk KEY_UNKNOWN
41
42static const unsigned char hid_keyboard[256] = {
43 0, 0, 0, 0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38,
44 50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44, 2, 3,
45 4, 5, 6, 7, 8, 9, 10, 11, 28, 1, 14, 15, 57, 12, 13, 26,
46 27, 43, 43, 39, 40, 41, 51, 52, 53, 58, 59, 60, 61, 62, 63, 64,
47 65, 66, 67, 68, 87, 88, 99, 70,119,110,102,104,111,107,109,106,
48 105,108,103, 69, 98, 55, 74, 78, 96, 79, 80, 81, 75, 76, 77, 71,
49 72, 73, 82, 83, 86,127,116,117,183,184,185,186,187,188,189,190,
50 191,192,193,194,134,138,130,132,128,129,131,137,133,135,136,113,
51 115,114,unk,unk,unk,121,unk, 89, 93,124, 92, 94, 95,unk,unk,unk,
52 122,123, 90, 91, 85,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
53 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
54 unk,unk,unk,unk,unk,unk,179,180,unk,unk,unk,unk,unk,unk,unk,unk,
55 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
56 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
57 29, 42, 56,125, 97, 54,100,126,164,166,165,163,161,115,114,113,
58 150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk
59};
60
61/* extended mapping for certain Logitech hardware (Logitech cordless desktop LX500) */
62#define LOGITECH_EXPANDED_KEYMAP_SIZE 80
63static int logitech_expanded_keymap[LOGITECH_EXPANDED_KEYMAP_SIZE] = {
64 0,216, 0,213,175,156, 0, 0, 0, 0,
65 144, 0, 0, 0, 0, 0, 0, 0, 0,212,
66 174,167,152,161,112, 0, 0, 0,154, 0,
67 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
68 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
69 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
70 0, 0, 0, 0, 0,183,184,185,186,187,
71 188,189,190,191,192,193,194, 0, 0, 0
72};
73
74static const struct {
75 __s32 x;
76 __s32 y;
77} hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}};
78
79#define map_abs(c) do { usage->code = c; usage->type = EV_ABS; bit = input->absbit; max = ABS_MAX; } while (0)
80#define map_rel(c) do { usage->code = c; usage->type = EV_REL; bit = input->relbit; max = REL_MAX; } while (0)
81#define map_key(c) do { usage->code = c; usage->type = EV_KEY; bit = input->keybit; max = KEY_MAX; } while (0)
82#define map_led(c) do { usage->code = c; usage->type = EV_LED; bit = input->ledbit; max = LED_MAX; } while (0)
83
84#define map_abs_clear(c) do { map_abs(c); clear_bit(c, bit); } while (0)
85#define map_key_clear(c) do { map_key(c); clear_bit(c, bit); } while (0)
86
87#ifdef CONFIG_USB_HIDINPUT_POWERBOOK
88
89struct hidinput_key_translation {
90 u16 from;
91 u16 to;
92 u8 flags;
93};
94
95#define APPLE_FLAG_FKEY 0x01
96
97static struct hidinput_key_translation apple_fn_keys[] = {
98 { KEY_BACKSPACE, KEY_DELETE },
99 { KEY_ENTER, KEY_INSERT },
100 { KEY_F1, KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
101 { KEY_F2, KEY_BRIGHTNESSUP, APPLE_FLAG_FKEY },
102 { KEY_F3, KEY_CYCLEWINDOWS, APPLE_FLAG_FKEY }, /* Exposé */
103 { KEY_F4, KEY_CALC, APPLE_FLAG_FKEY }, /* Dashboard */
104 { KEY_F5, KEY_KBDILLUMDOWN, APPLE_FLAG_FKEY },
105 { KEY_F6, KEY_KBDILLUMUP, APPLE_FLAG_FKEY },
106 { KEY_F7, KEY_PREVIOUSSONG, APPLE_FLAG_FKEY },
107 { KEY_F8, KEY_PLAYPAUSE, APPLE_FLAG_FKEY },
108 { KEY_F9, KEY_NEXTSONG, APPLE_FLAG_FKEY },
109 { KEY_F10, KEY_MUTE, APPLE_FLAG_FKEY },
110 { KEY_F11, KEY_VOLUMEDOWN, APPLE_FLAG_FKEY },
111 { KEY_F12, KEY_VOLUMEUP, APPLE_FLAG_FKEY },
112 { KEY_UP, KEY_PAGEUP },
113 { KEY_DOWN, KEY_PAGEDOWN },
114 { KEY_LEFT, KEY_HOME },
115 { KEY_RIGHT, KEY_END },
116 { }
117};
118
119static struct hidinput_key_translation powerbook_fn_keys[] = {
120 { KEY_BACKSPACE, KEY_DELETE },
121 { KEY_F1, KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
122 { KEY_F2, KEY_BRIGHTNESSUP, APPLE_FLAG_FKEY },
123 { KEY_F3, KEY_MUTE, APPLE_FLAG_FKEY },
124 { KEY_F4, KEY_VOLUMEDOWN, APPLE_FLAG_FKEY },
125 { KEY_F5, KEY_VOLUMEUP, APPLE_FLAG_FKEY },
126 { KEY_F6, KEY_NUMLOCK, APPLE_FLAG_FKEY },
127 { KEY_F7, KEY_SWITCHVIDEOMODE, APPLE_FLAG_FKEY },
128 { KEY_F8, KEY_KBDILLUMTOGGLE, APPLE_FLAG_FKEY },
129 { KEY_F9, KEY_KBDILLUMDOWN, APPLE_FLAG_FKEY },
130 { KEY_F10, KEY_KBDILLUMUP, APPLE_FLAG_FKEY },
131 { KEY_UP, KEY_PAGEUP },
132 { KEY_DOWN, KEY_PAGEDOWN },
133 { KEY_LEFT, KEY_HOME },
134 { KEY_RIGHT, KEY_END },
135 { }
136};
137
138static struct hidinput_key_translation powerbook_numlock_keys[] = {
139 { KEY_J, KEY_KP1 },
140 { KEY_K, KEY_KP2 },
141 { KEY_L, KEY_KP3 },
142 { KEY_U, KEY_KP4 },
143 { KEY_I, KEY_KP5 },
144 { KEY_O, KEY_KP6 },
145 { KEY_7, KEY_KP7 },
146 { KEY_8, KEY_KP8 },
147 { KEY_9, KEY_KP9 },
148 { KEY_M, KEY_KP0 },
149 { KEY_DOT, KEY_KPDOT },
150 { KEY_SLASH, KEY_KPPLUS },
151 { KEY_SEMICOLON, KEY_KPMINUS },
152 { KEY_P, KEY_KPASTERISK },
153 { KEY_MINUS, KEY_KPEQUAL },
154 { KEY_0, KEY_KPSLASH },
155 { KEY_F6, KEY_NUMLOCK },
156 { KEY_KPENTER, KEY_KPENTER },
157 { KEY_BACKSPACE, KEY_BACKSPACE },
158 { }
159};
160
161static struct hidinput_key_translation apple_iso_keyboard[] = {
162 { KEY_GRAVE, KEY_102ND },
163 { KEY_102ND, KEY_GRAVE },
164 { }
165};
166
167static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from)
168{
169 struct hidinput_key_translation *trans;
170
171 /* Look for the translation */
172 for (trans = table; trans->from; trans++)
173 if (trans->from == from)
174 return trans;
175
176 return NULL;
177}
178
179int hidinput_apple_event(struct hid_device *hid, struct input_dev *input,
180 struct hid_usage *usage, __s32 value)
181{
182 struct hidinput_key_translation *trans;
183
184 if (usage->code == KEY_FN) {
185 if (value) hid->quirks |= HID_QUIRK_APPLE_FN_ON;
186 else hid->quirks &= ~HID_QUIRK_APPLE_FN_ON;
187
188 input_event(input, usage->type, usage->code, value);
189
190 return 1;
191 }
192
193 if (hid_apple_fnmode) {
194 int do_translate;
195
196 trans = find_translation((hid->product < 0x220 ||
197 hid->product >= 0x300) ?
198 powerbook_fn_keys : apple_fn_keys,
199 usage->code);
200 if (trans) {
201 if (test_bit(usage->code, hid->apple_pressed_fn))
202 do_translate = 1;
203 else if (trans->flags & APPLE_FLAG_FKEY)
204 do_translate =
205 (hid_apple_fnmode == 2 && (hid->quirks & HID_QUIRK_APPLE_FN_ON)) ||
206 (hid_apple_fnmode == 1 && !(hid->quirks & HID_QUIRK_APPLE_FN_ON));
207 else
208 do_translate = (hid->quirks & HID_QUIRK_APPLE_FN_ON);
209
210 if (do_translate) {
211 if (value)
212 set_bit(usage->code, hid->apple_pressed_fn);
213 else
214 clear_bit(usage->code, hid->apple_pressed_fn);
215
216 input_event(input, usage->type, trans->to, value);
217
218 return 1;
219 }
220 }
221
222 if (hid->quirks & HID_QUIRK_APPLE_NUMLOCK_EMULATION && (
223 test_bit(usage->code, hid->pb_pressed_numlock) ||
224 test_bit(LED_NUML, input->led))) {
225 trans = find_translation(powerbook_numlock_keys, usage->code);
226
227 if (trans) {
228 if (value)
229 set_bit(usage->code, hid->pb_pressed_numlock);
230 else
231 clear_bit(usage->code, hid->pb_pressed_numlock);
232
233 input_event(input, usage->type, trans->to, value);
234 }
235
236 return 1;
237 }
238 }
239
240 if (hid->quirks & HID_QUIRK_APPLE_ISO_KEYBOARD) {
241 trans = find_translation(apple_iso_keyboard, usage->code);
242 if (trans) {
243 input_event(input, usage->type, trans->to, value);
244 return 1;
245 }
246 }
247
248 return 0;
249}
250
251static void hidinput_apple_setup(struct input_dev *input)
252{
253 struct hidinput_key_translation *trans;
254
255 set_bit(KEY_NUMLOCK, input->keybit);
256
257 /* Enable all needed keys */
258 for (trans = apple_fn_keys; trans->from; trans++)
259 set_bit(trans->to, input->keybit);
260
261 for (trans = powerbook_fn_keys; trans->from; trans++)
262 set_bit(trans->to, input->keybit);
263
264 for (trans = powerbook_numlock_keys; trans->from; trans++)
265 set_bit(trans->to, input->keybit);
266
267 for (trans = apple_iso_keyboard; trans->from; trans++)
268 set_bit(trans->to, input->keybit);
269
270}
271#else
272inline int hidinput_apple_event(struct hid_device *hid,
273 struct input_dev *input,
274 struct hid_usage *usage, __s32 value)
275{
276 return 0;
277}
278
279static inline void hidinput_apple_setup(struct input_dev *input)
280{
281}
282#endif
283
284static inline int match_scancode(int code, int scancode)
285{
286 if (scancode == 0)
287 return 1;
288 return ((code & (HID_USAGE_PAGE | HID_USAGE)) == scancode);
289}
290
291static inline int match_keycode(int code, int keycode)
292{
293 if (keycode == 0)
294 return 1;
295 return (code == keycode);
296}
297
298static struct hid_usage *hidinput_find_key(struct hid_device *hid,
299 int scancode, int keycode)
300{
301 int i, j, k;
302 struct hid_report *report;
303 struct hid_usage *usage;
304
305 for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) {
306 list_for_each_entry(report, &hid->report_enum[k].report_list, list) {
307 for (i = 0; i < report->maxfield; i++) {
308 for ( j = 0; j < report->field[i]->maxusage; j++) {
309 usage = report->field[i]->usage + j;
310 if (usage->type == EV_KEY &&
311 match_scancode(usage->hid, scancode) &&
312 match_keycode(usage->code, keycode))
313 return usage;
314 }
315 }
316 }
317 }
318 return NULL;
319}
320
321static int hidinput_getkeycode(struct input_dev *dev, int scancode,
322 int *keycode)
323{
324 struct hid_device *hid = input_get_drvdata(dev);
325 struct hid_usage *usage;
326
327 usage = hidinput_find_key(hid, scancode, 0);
328 if (usage) {
329 *keycode = usage->code;
330 return 0;
331 }
332 return -EINVAL;
333}
334
335static int hidinput_setkeycode(struct input_dev *dev, int scancode,
336 int keycode)
337{
338 struct hid_device *hid = input_get_drvdata(dev);
339 struct hid_usage *usage;
340 int old_keycode;
341
342 if (keycode < 0 || keycode > KEY_MAX)
343 return -EINVAL;
344
345 usage = hidinput_find_key(hid, scancode, 0);
346 if (usage) {
347 old_keycode = usage->code;
348 usage->code = keycode;
349
350 clear_bit(old_keycode, dev->keybit);
351 set_bit(usage->code, dev->keybit);
352 dbg_hid(KERN_DEBUG "Assigned keycode %d to HID usage code %x\n", keycode, scancode);
353 /* Set the keybit for the old keycode if the old keycode is used
354 * by another key */
355 if (hidinput_find_key (hid, 0, old_keycode))
356 set_bit(old_keycode, dev->keybit);
357
358 return 0;
359 }
360
361 return -EINVAL;
362}
363
364
365static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field,
366 struct hid_usage *usage)
367{
368 struct input_dev *input = hidinput->input;
369 struct hid_device *device = input_get_drvdata(input);
370 int max = 0, code, ret;
371 unsigned long *bit = NULL;
372
373 field->hidinput = hidinput;
374
375 dbg_hid("Mapping: ");
376 hid_resolv_usage(usage->hid);
377 dbg_hid_line(" ---> ");
378
379 if (field->flags & HID_MAIN_ITEM_CONSTANT)
380 goto ignore;
381
382 /* only LED usages are supported in output fields */
383 if (field->report_type == HID_OUTPUT_REPORT &&
384 (usage->hid & HID_USAGE_PAGE) != HID_UP_LED) {
385 dbg_hid_line(" [non-LED output field] ");
386 goto ignore;
387 }
388
389 /* handle input mappings for quirky devices */
390 ret = hidinput_mapping_quirks(usage, input, &bit, &max);
391 if (ret)
392 goto mapped;
393
394 switch (usage->hid & HID_USAGE_PAGE) {
395
396 case HID_UP_UNDEFINED:
397 goto ignore;
398
399 case HID_UP_KEYBOARD:
400
401 set_bit(EV_REP, input->evbit);
402
403 if ((usage->hid & HID_USAGE) < 256) {
404 if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore;
405 map_key_clear(hid_keyboard[usage->hid & HID_USAGE]);
406 } else
407 map_key(KEY_UNKNOWN);
408
409 break;
410
411 case HID_UP_BUTTON:
412
413 code = ((usage->hid - 1) & 0xf);
414
415 switch (field->application) {
416 case HID_GD_MOUSE:
417 case HID_GD_POINTER: code += 0x110; break;
418 case HID_GD_JOYSTICK: code += 0x120; break;
419 case HID_GD_GAMEPAD: code += 0x130; break;
420 default:
421 switch (field->physical) {
422 case HID_GD_MOUSE:
423 case HID_GD_POINTER: code += 0x110; break;
424 case HID_GD_JOYSTICK: code += 0x120; break;
425 case HID_GD_GAMEPAD: code += 0x130; break;
426 default: code += 0x100;
427 }
428 }
429
430 /* Special handling for Logitech Cordless Desktop */
431 if (field->application != HID_GD_MOUSE) {
432 if (device->quirks & HID_QUIRK_LOGITECH_EXPANDED_KEYMAP) {
433 int hid = usage->hid & HID_USAGE;
434 if (hid < LOGITECH_EXPANDED_KEYMAP_SIZE && logitech_expanded_keymap[hid] != 0)
435 code = logitech_expanded_keymap[hid];
436 }
437 } else {
438 if (device->quirks & HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL) {
439 int hid = usage->hid & HID_USAGE;
440 if (hid == 7 || hid == 8)
441 goto ignore;
442 }
443 }
444
445 map_key(code);
446 break;
447
448
449 case HID_UP_SIMULATION:
450
451 switch (usage->hid & 0xffff) {
452 case 0xba: map_abs(ABS_RUDDER); break;
453 case 0xbb: map_abs(ABS_THROTTLE); break;
454 case 0xc4: map_abs(ABS_GAS); break;
455 case 0xc5: map_abs(ABS_BRAKE); break;
456 case 0xc8: map_abs(ABS_WHEEL); break;
457 default: goto ignore;
458 }
459 break;
460
461 case HID_UP_GENDESK:
462
463 if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */
464 switch (usage->hid & 0xf) {
465 case 0x1: map_key_clear(KEY_POWER); break;
466 case 0x2: map_key_clear(KEY_SLEEP); break;
467 case 0x3: map_key_clear(KEY_WAKEUP); break;
468 default: goto unknown;
469 }
470 break;
471 }
472
473 if ((usage->hid & 0xf0) == 0x90) { /* D-pad */
474 switch (usage->hid) {
475 case HID_GD_UP: usage->hat_dir = 1; break;
476 case HID_GD_DOWN: usage->hat_dir = 5; break;
477 case HID_GD_RIGHT: usage->hat_dir = 3; break;
478 case HID_GD_LEFT: usage->hat_dir = 7; break;
479 default: goto unknown;
480 }
481 if (field->dpad) {
482 map_abs(field->dpad);
483 goto ignore;
484 }
485 map_abs(ABS_HAT0X);
486 break;
487 }
488
489 switch (usage->hid) {
490
491 /* These usage IDs map directly to the usage codes. */
492 case HID_GD_X: case HID_GD_Y: case HID_GD_Z:
493 case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ:
494 case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL:
495 if (field->flags & HID_MAIN_ITEM_RELATIVE)
496 map_rel(usage->hid & 0xf);
497 else
498 map_abs(usage->hid & 0xf);
499 break;
500
501 case HID_GD_HATSWITCH:
502 usage->hat_min = field->logical_minimum;
503 usage->hat_max = field->logical_maximum;
504 map_abs(ABS_HAT0X);
505 break;
506
507 case HID_GD_START: map_key_clear(BTN_START); break;
508 case HID_GD_SELECT: map_key_clear(BTN_SELECT); break;
509
510 default: goto unknown;
511 }
512
513 break;
514
515 case HID_UP_LED:
516
517 switch (usage->hid & 0xffff) { /* HID-Value: */
518 case 0x01: map_led (LED_NUML); break; /* "Num Lock" */
519 case 0x02: map_led (LED_CAPSL); break; /* "Caps Lock" */
520 case 0x03: map_led (LED_SCROLLL); break; /* "Scroll Lock" */
521 case 0x04: map_led (LED_COMPOSE); break; /* "Compose" */
522 case 0x05: map_led (LED_KANA); break; /* "Kana" */
523 case 0x27: map_led (LED_SLEEP); break; /* "Stand-By" */
524 case 0x4c: map_led (LED_SUSPEND); break; /* "System Suspend" */
525 case 0x09: map_led (LED_MUTE); break; /* "Mute" */
526 case 0x4b: map_led (LED_MISC); break; /* "Generic Indicator" */
527 case 0x19: map_led (LED_MAIL); break; /* "Message Waiting" */
528 case 0x4d: map_led (LED_CHARGING); break; /* "External Power Connected" */
529
530 default: goto ignore;
531 }
532 break;
533
534 case HID_UP_DIGITIZER:
535
536 switch (usage->hid & 0xff) {
537
538 case 0x30: /* TipPressure */
539 if (!test_bit(BTN_TOUCH, input->keybit)) {
540 device->quirks |= HID_QUIRK_NOTOUCH;
541 set_bit(EV_KEY, input->evbit);
542 set_bit(BTN_TOUCH, input->keybit);
543 }
544
545 map_abs_clear(ABS_PRESSURE);
546 break;
547
548 case 0x32: /* InRange */
549 switch (field->physical & 0xff) {
550 case 0x21: map_key(BTN_TOOL_MOUSE); break;
551 case 0x22: map_key(BTN_TOOL_FINGER); break;
552 default: map_key(BTN_TOOL_PEN); break;
553 }
554 break;
555
556 case 0x3c: /* Invert */
557 map_key_clear(BTN_TOOL_RUBBER);
558 break;
559
560 case 0x33: /* Touch */
561 case 0x42: /* TipSwitch */
562 case 0x43: /* TipSwitch2 */
563 device->quirks &= ~HID_QUIRK_NOTOUCH;
564 map_key_clear(BTN_TOUCH);
565 break;
566
567 case 0x44: /* BarrelSwitch */
568 map_key_clear(BTN_STYLUS);
569 break;
570
571 default: goto unknown;
572 }
573 break;
574
575 case HID_UP_CONSUMER: /* USB HUT v1.1, pages 56-62 */
576
577 switch (usage->hid & HID_USAGE) {
578 case 0x000: goto ignore;
579 case 0x034: map_key_clear(KEY_SLEEP); break;
580 case 0x036: map_key_clear(BTN_MISC); break;
581
582 case 0x040: map_key_clear(KEY_MENU); break;
583 case 0x045: map_key_clear(KEY_RADIO); break;
584
585 case 0x083: map_key_clear(KEY_LAST); break;
586 case 0x088: map_key_clear(KEY_PC); break;
587 case 0x089: map_key_clear(KEY_TV); break;
588 case 0x08a: map_key_clear(KEY_WWW); break;
589 case 0x08b: map_key_clear(KEY_DVD); break;
590 case 0x08c: map_key_clear(KEY_PHONE); break;
591 case 0x08d: map_key_clear(KEY_PROGRAM); break;
592 case 0x08e: map_key_clear(KEY_VIDEOPHONE); break;
593 case 0x08f: map_key_clear(KEY_GAMES); break;
594 case 0x090: map_key_clear(KEY_MEMO); break;
595 case 0x091: map_key_clear(KEY_CD); break;
596 case 0x092: map_key_clear(KEY_VCR); break;
597 case 0x093: map_key_clear(KEY_TUNER); break;
598 case 0x094: map_key_clear(KEY_EXIT); break;
599 case 0x095: map_key_clear(KEY_HELP); break;
600 case 0x096: map_key_clear(KEY_TAPE); break;
601 case 0x097: map_key_clear(KEY_TV2); break;
602 case 0x098: map_key_clear(KEY_SAT); break;
603 case 0x09a: map_key_clear(KEY_PVR); break;
604
605 case 0x09c: map_key_clear(KEY_CHANNELUP); break;
606 case 0x09d: map_key_clear(KEY_CHANNELDOWN); break;
607 case 0x0a0: map_key_clear(KEY_VCR2); break;
608
609 case 0x0b0: map_key_clear(KEY_PLAY); break;
610 case 0x0b1: map_key_clear(KEY_PAUSE); break;
611 case 0x0b2: map_key_clear(KEY_RECORD); break;
612 case 0x0b3: map_key_clear(KEY_FASTFORWARD); break;
613 case 0x0b4: map_key_clear(KEY_REWIND); break;
614 case 0x0b5: map_key_clear(KEY_NEXTSONG); break;
615 case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break;
616 case 0x0b7: map_key_clear(KEY_STOPCD); break;
617 case 0x0b8: map_key_clear(KEY_EJECTCD); break;
618 case 0x0bc: map_key_clear(KEY_MEDIA_REPEAT); break;
619
620 case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break;
621 case 0x0e0: map_abs_clear(ABS_VOLUME); break;
622 case 0x0e2: map_key_clear(KEY_MUTE); break;
623 case 0x0e5: map_key_clear(KEY_BASSBOOST); break;
624 case 0x0e9: map_key_clear(KEY_VOLUMEUP); break;
625 case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break;
626
627 case 0x182: map_key_clear(KEY_BOOKMARKS); break;
628 case 0x183: map_key_clear(KEY_CONFIG); break;
629 case 0x184: map_key_clear(KEY_WORDPROCESSOR); break;
630 case 0x185: map_key_clear(KEY_EDITOR); break;
631 case 0x186: map_key_clear(KEY_SPREADSHEET); break;
632 case 0x187: map_key_clear(KEY_GRAPHICSEDITOR); break;
633 case 0x188: map_key_clear(KEY_PRESENTATION); break;
634 case 0x189: map_key_clear(KEY_DATABASE); break;
635 case 0x18a: map_key_clear(KEY_MAIL); break;
636 case 0x18b: map_key_clear(KEY_NEWS); break;
637 case 0x18c: map_key_clear(KEY_VOICEMAIL); break;
638 case 0x18d: map_key_clear(KEY_ADDRESSBOOK); break;
639 case 0x18e: map_key_clear(KEY_CALENDAR); break;
640 case 0x191: map_key_clear(KEY_FINANCE); break;
641 case 0x192: map_key_clear(KEY_CALC); break;
642 case 0x194: map_key_clear(KEY_FILE); break;
643 case 0x196: map_key_clear(KEY_WWW); break;
644 case 0x19c: map_key_clear(KEY_LOGOFF); break;
645 case 0x19e: map_key_clear(KEY_COFFEE); break;
646 case 0x1a6: map_key_clear(KEY_HELP); break;
647 case 0x1a7: map_key_clear(KEY_DOCUMENTS); break;
648 case 0x1ab: map_key_clear(KEY_SPELLCHECK); break;
649 case 0x1b6: map_key_clear(KEY_MEDIA); break;
650 case 0x1b7: map_key_clear(KEY_SOUND); break;
651 case 0x1bc: map_key_clear(KEY_MESSENGER); break;
652 case 0x1bd: map_key_clear(KEY_INFO); break;
653 case 0x201: map_key_clear(KEY_NEW); break;
654 case 0x202: map_key_clear(KEY_OPEN); break;
655 case 0x203: map_key_clear(KEY_CLOSE); break;
656 case 0x204: map_key_clear(KEY_EXIT); break;
657 case 0x207: map_key_clear(KEY_SAVE); break;
658 case 0x208: map_key_clear(KEY_PRINT); break;
659 case 0x209: map_key_clear(KEY_PROPS); break;
660 case 0x21a: map_key_clear(KEY_UNDO); break;
661 case 0x21b: map_key_clear(KEY_COPY); break;
662 case 0x21c: map_key_clear(KEY_CUT); break;
663 case 0x21d: map_key_clear(KEY_PASTE); break;
664 case 0x21f: map_key_clear(KEY_FIND); break;
665 case 0x221: map_key_clear(KEY_SEARCH); break;
666 case 0x222: map_key_clear(KEY_GOTO); break;
667 case 0x223: map_key_clear(KEY_HOMEPAGE); break;
668 case 0x224: map_key_clear(KEY_BACK); break;
669 case 0x225: map_key_clear(KEY_FORWARD); break;
670 case 0x226: map_key_clear(KEY_STOP); break;
671 case 0x227: map_key_clear(KEY_REFRESH); break;
672 case 0x22a: map_key_clear(KEY_BOOKMARKS); break;
673 case 0x22d: map_key_clear(KEY_ZOOMIN); break;
674 case 0x22e: map_key_clear(KEY_ZOOMOUT); break;
675 case 0x22f: map_key_clear(KEY_ZOOMRESET); break;
676 case 0x233: map_key_clear(KEY_SCROLLUP); break;
677 case 0x234: map_key_clear(KEY_SCROLLDOWN); break;
678 case 0x238: map_rel(REL_HWHEEL); break;
679 case 0x25f: map_key_clear(KEY_CANCEL); break;
680 case 0x279: map_key_clear(KEY_REDO); break;
681
682 case 0x289: map_key_clear(KEY_REPLY); break;
683 case 0x28b: map_key_clear(KEY_FORWARDMAIL); break;
684 case 0x28c: map_key_clear(KEY_SEND); break;
685
686 default: goto ignore;
687 }
688 break;
689
690 case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */
691
692 set_bit(EV_REP, input->evbit);
693 switch (usage->hid & HID_USAGE) {
694 case 0x021: map_key_clear(KEY_PRINT); break;
695 case 0x070: map_key_clear(KEY_HP); break;
696 case 0x071: map_key_clear(KEY_CAMERA); break;
697 case 0x072: map_key_clear(KEY_SOUND); break;
698 case 0x073: map_key_clear(KEY_QUESTION); break;
699 case 0x080: map_key_clear(KEY_EMAIL); break;
700 case 0x081: map_key_clear(KEY_CHAT); break;
701 case 0x082: map_key_clear(KEY_SEARCH); break;
702 case 0x083: map_key_clear(KEY_CONNECT); break;
703 case 0x084: map_key_clear(KEY_FINANCE); break;
704 case 0x085: map_key_clear(KEY_SPORT); break;
705 case 0x086: map_key_clear(KEY_SHOP); break;
706 default: goto ignore;
707 }
708 break;
709
710 case HID_UP_MSVENDOR:
711
712 goto ignore;
713
714 case HID_UP_CUSTOM: /* Reported on Logitech and Apple USB keyboards */
715
716 set_bit(EV_REP, input->evbit);
717 switch(usage->hid & HID_USAGE) {
718 case 0x003:
719 /* The fn key on Apple USB keyboards */
720 map_key_clear(KEY_FN);
721 hidinput_apple_setup(input);
722 break;
723
724 default: goto ignore;
725 }
726 break;
727
728 case HID_UP_LOGIVENDOR:
729
730 goto ignore;
731
732 case HID_UP_PID:
733
734 switch(usage->hid & HID_USAGE) {
735 case 0xa4: map_key_clear(BTN_DEAD); break;
736 default: goto ignore;
737 }
738 break;
739
740 default:
741 unknown:
742 if (field->report_size == 1) {
743 if (field->report->type == HID_OUTPUT_REPORT) {
744 map_led(LED_MISC);
745 break;
746 }
747 map_key(BTN_MISC);
748 break;
749 }
750 if (field->flags & HID_MAIN_ITEM_RELATIVE) {
751 map_rel(REL_MISC);
752 break;
753 }
754 map_abs(ABS_MISC);
755 break;
756 }
757
758mapped:
759 if (device->quirks & HID_QUIRK_MIGHTYMOUSE) {
760 if (usage->hid == HID_GD_Z)
761 map_rel(REL_HWHEEL);
762 else if (usage->code == BTN_1)
763 map_key(BTN_2);
764 else if (usage->code == BTN_2)
765 map_key(BTN_1);
766 }
767
768 if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5 |
769 HID_QUIRK_2WHEEL_MOUSE_HACK_B8)) && (usage->type == EV_REL) &&
770 (usage->code == REL_WHEEL))
771 set_bit(REL_HWHEEL, bit);
772
773 if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
774 || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007)))
775 goto ignore;
776
777 if ((device->quirks & HID_QUIRK_BAD_RELATIVE_KEYS) &&
778 usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE))
779 field->flags &= ~HID_MAIN_ITEM_RELATIVE;
780
781 set_bit(usage->type, input->evbit);
782
783 if (device->quirks & HID_QUIRK_DUPLICATE_USAGES &&
784 (usage->type == EV_KEY ||
785 usage->type == EV_REL ||
786 usage->type == EV_ABS))
787 clear_bit(usage->code, bit);
788
789 while (usage->code <= max && test_and_set_bit(usage->code, bit))
790 usage->code = find_next_zero_bit(bit, max + 1, usage->code);
791
792 if (usage->code > max)
793 goto ignore;
794
795
796 if (usage->type == EV_ABS) {
797
798 int a = field->logical_minimum;
799 int b = field->logical_maximum;
800
801 if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) {
802 a = field->logical_minimum = 0;
803 b = field->logical_maximum = 255;
804 }
805
806 if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK)
807 input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4);
808 else input_set_abs_params(input, usage->code, a, b, 0, 0);
809
810 }
811
812 if (usage->type == EV_ABS &&
813 (usage->hat_min < usage->hat_max || usage->hat_dir)) {
814 int i;
815 for (i = usage->code; i < usage->code + 2 && i <= max; i++) {
816 input_set_abs_params(input, i, -1, 1, 0, 0);
817 set_bit(i, input->absbit);
818 }
819 if (usage->hat_dir && !field->dpad)
820 field->dpad = usage->code;
821 }
822
823 /* for those devices which produce Consumer volume usage as relative,
824 * we emulate pressing volumeup/volumedown appropriate number of times
825 * in hidinput_hid_event()
826 */
827 if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) &&
828 (usage->code == ABS_VOLUME)) {
829 set_bit(KEY_VOLUMEUP, input->keybit);
830 set_bit(KEY_VOLUMEDOWN, input->keybit);
831 }
832
833 if (usage->type == EV_KEY) {
834 set_bit(EV_MSC, input->evbit);
835 set_bit(MSC_SCAN, input->mscbit);
836 }
837
838 hid_resolv_event(usage->type, usage->code);
839
840 dbg_hid_line("\n");
841
842 return;
843
844ignore:
845 dbg_hid_line("IGNORED\n");
846 return;
847}
848
849void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value)
850{
851 struct input_dev *input;
852 unsigned *quirks = &hid->quirks;
853
854 if (!field->hidinput)
855 return;
856
857 input = field->hidinput->input;
858
859 if (!usage->type)
860 return;
861
862 /* handle input events for quirky devices */
863 if (hidinput_event_quirks(hid, field, usage, value))
864 return;
865
866 if (usage->hat_min < usage->hat_max || usage->hat_dir) {
867 int hat_dir = usage->hat_dir;
868 if (!hat_dir)
869 hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1;
870 if (hat_dir < 0 || hat_dir > 8) hat_dir = 0;
871 input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x);
872 input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y);
873 return;
874 }
875
876 if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */
877 *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT);
878 return;
879 }
880
881 if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */
882 if (value) {
883 input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1);
884 return;
885 }
886 input_event(input, usage->type, usage->code, 0);
887 input_event(input, usage->type, BTN_TOOL_RUBBER, 0);
888 return;
889 }
890
891 if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */
892 int a = field->logical_minimum;
893 int b = field->logical_maximum;
894 input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3));
895 }
896
897 if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */
898 dbg_hid("Maximum Effects - %d\n",value);
899 return;
900 }
901
902 if (usage->hid == (HID_UP_PID | 0x7fUL)) {
903 dbg_hid("PID Pool Report\n");
904 return;
905 }
906
907 if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */
908 return;
909
910 if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) &&
911 (usage->code == ABS_VOLUME)) {
912 int count = abs(value);
913 int direction = value > 0 ? KEY_VOLUMEUP : KEY_VOLUMEDOWN;
914 int i;
915
916 for (i = 0; i < count; i++) {
917 input_event(input, EV_KEY, direction, 1);
918 input_sync(input);
919 input_event(input, EV_KEY, direction, 0);
920 input_sync(input);
921 }
922 return;
923 }
924
925 /* report the usage code as scancode if the key status has changed */
926 if (usage->type == EV_KEY && !!test_bit(usage->code, input->key) != value)
927 input_event(input, EV_MSC, MSC_SCAN, usage->hid);
928
929 input_event(input, usage->type, usage->code, value);
930
931 if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY))
932 input_event(input, usage->type, usage->code, 0);
933}
934
935void hidinput_report_event(struct hid_device *hid, struct hid_report *report)
936{
937 struct hid_input *hidinput;
938
939 list_for_each_entry(hidinput, &hid->inputs, list)
940 input_sync(hidinput->input);
941}
942EXPORT_SYMBOL_GPL(hidinput_report_event);
943
944int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field)
945{
946 struct hid_report *report;
947 int i, j;
948
949 list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) {
950 for (i = 0; i < report->maxfield; i++) {
951 *field = report->field[i];
952 for (j = 0; j < (*field)->maxusage; j++)
953 if ((*field)->usage[j].type == type && (*field)->usage[j].code == code)
954 return j;
955 }
956 }
957 return -1;
958}
959EXPORT_SYMBOL_GPL(hidinput_find_field);
960
961static int hidinput_open(struct input_dev *dev)
962{
963 struct hid_device *hid = input_get_drvdata(dev);
964
965 return hid->hid_open(hid);
966}
967
968static void hidinput_close(struct input_dev *dev)
969{
970 struct hid_device *hid = input_get_drvdata(dev);
971
972 hid->hid_close(hid);
973}
974
975/*
976 * Register the input device; print a message.
977 * Configure the input layer interface
978 * Read all reports and initialize the absolute field values.
979 */
980
981int hidinput_connect(struct hid_device *hid)
982{
983 struct hid_report *report;
984 struct hid_input *hidinput = NULL;
985 struct input_dev *input_dev;
986 int i, j, k;
987 int max_report_type = HID_OUTPUT_REPORT;
988
989 if (hid->quirks & HID_QUIRK_IGNORE_HIDINPUT)
990 return -1;
991
992 INIT_LIST_HEAD(&hid->inputs);
993
994 for (i = 0; i < hid->maxcollection; i++)
995 if (hid->collection[i].type == HID_COLLECTION_APPLICATION ||
996 hid->collection[i].type == HID_COLLECTION_PHYSICAL)
997 if (IS_INPUT_APPLICATION(hid->collection[i].usage))
998 break;
999
1000 if (i == hid->maxcollection && (hid->quirks & HID_QUIRK_HIDINPUT) == 0)
1001 return -1;
1002
1003 if (hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS)
1004 max_report_type = HID_INPUT_REPORT;
1005
1006 for (k = HID_INPUT_REPORT; k <= max_report_type; k++)
1007 list_for_each_entry(report, &hid->report_enum[k].report_list, list) {
1008
1009 if (!report->maxfield)
1010 continue;
1011
1012 if (!hidinput) {
1013 hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL);
1014 input_dev = input_allocate_device();
1015 if (!hidinput || !input_dev) {
1016 kfree(hidinput);
1017 input_free_device(input_dev);
1018 err_hid("Out of memory during hid input probe");
1019 goto out_unwind;
1020 }
1021
1022 input_set_drvdata(input_dev, hid);
1023 input_dev->event = hid->hidinput_input_event;
1024 input_dev->open = hidinput_open;
1025 input_dev->close = hidinput_close;
1026 input_dev->setkeycode = hidinput_setkeycode;
1027 input_dev->getkeycode = hidinput_getkeycode;
1028
1029 input_dev->name = hid->name;
1030 input_dev->phys = hid->phys;
1031 input_dev->uniq = hid->uniq;
1032 input_dev->id.bustype = hid->bus;
1033 input_dev->id.vendor = hid->vendor;
1034 input_dev->id.product = hid->product;
1035 input_dev->id.version = hid->version;
1036 input_dev->dev.parent = hid->dev;
1037 hidinput->input = input_dev;
1038 list_add_tail(&hidinput->list, &hid->inputs);
1039 }
1040
1041 for (i = 0; i < report->maxfield; i++)
1042 for (j = 0; j < report->field[i]->maxusage; j++)
1043 hidinput_configure_usage(hidinput, report->field[i],
1044 report->field[i]->usage + j);
1045
1046 if (hid->quirks & HID_QUIRK_MULTI_INPUT) {
1047 /* This will leave hidinput NULL, so that it
1048 * allocates another one if we have more inputs on
1049 * the same interface. Some devices (e.g. Happ's
1050 * UGCI) cram a lot of unrelated inputs into the
1051 * same interface. */
1052 hidinput->report = report;
1053 if (input_register_device(hidinput->input))
1054 goto out_cleanup;
1055 hidinput = NULL;
1056 }
1057 }
1058
1059 if (hidinput && input_register_device(hidinput->input))
1060 goto out_cleanup;
1061
1062 return 0;
1063
1064out_cleanup:
1065 input_free_device(hidinput->input);
1066 kfree(hidinput);
1067out_unwind:
1068 /* unwind the ones we already registered */
1069 hidinput_disconnect(hid);
1070
1071 return -1;
1072}
1073EXPORT_SYMBOL_GPL(hidinput_connect);
1074
1075void hidinput_disconnect(struct hid_device *hid)
1076{
1077 struct hid_input *hidinput, *next;
1078
1079 list_for_each_entry_safe(hidinput, next, &hid->inputs, list) {
1080 list_del(&hidinput->list);
1081 input_unregister_device(hidinput->input);
1082 kfree(hidinput);
1083 }
1084}
1085EXPORT_SYMBOL_GPL(hidinput_disconnect);
1086
diff --git a/usr/src/dkms_source_tree/hidraw.c b/usr/src/dkms_source_tree/hidraw.c
new file mode 100644
index 0000000..c40f040
--- /dev/null
+++ b/usr/src/dkms_source_tree/hidraw.c
@@ -0,0 +1,415 @@
1/*
2 * HID raw devices, giving access to raw HID events.
3 *
4 * In comparison to hiddev, this device does not process the
5 * hid events at all (no parsing, no lookups). This lets applications
6 * to work on raw hid events as they want to, and avoids a need to
7 * use a transport-specific userspace libhid/libusb libraries.
8 *
9 * Copyright (c) 2007 Jiri Kosina
10 */
11
12/*
13 * This program is free software; you can redistribute it and/or modify it
14 * under the terms and conditions of the GNU General Public License,
15 * version 2, as published by the Free Software Foundation.
16 *
17 * You should have received a copy of the GNU General Public License along with
18 * this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
20 */
21
22#include <linux/fs.h>
23#include <linux/module.h>
24#include <linux/errno.h>
25#include <linux/kernel.h>
26#include <linux/init.h>
27#include <linux/cdev.h>
28#include <linux/poll.h>
29#include <linux/device.h>
30#include <linux/major.h>
31#include <linux/hid.h>
32#include <linux/mutex.h>
33#include <linux/smp_lock.h>
34
35#include <linux/hidraw.h>
36
37static int hidraw_major;
38static struct cdev hidraw_cdev;
39static struct class *hidraw_class;
40static struct hidraw *hidraw_table[HIDRAW_MAX_DEVICES];
41static DEFINE_SPINLOCK(minors_lock);
42
43static ssize_t hidraw_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos)
44{
45 struct hidraw_list *list = file->private_data;
46 int ret = 0, len;
47 char *report;
48 DECLARE_WAITQUEUE(wait, current);
49
50 while (ret == 0) {
51
52 mutex_lock(&list->read_mutex);
53
54 if (list->head == list->tail) {
55 add_wait_queue(&list->hidraw->wait, &wait);
56 set_current_state(TASK_INTERRUPTIBLE);
57
58 while (list->head == list->tail) {
59 if (file->f_flags & O_NONBLOCK) {
60 ret = -EAGAIN;
61 break;
62 }
63 if (signal_pending(current)) {
64 ret = -ERESTARTSYS;
65 break;
66 }
67 if (!list->hidraw->exist) {
68 ret = -EIO;
69 break;
70 }
71
72 /* allow O_NONBLOCK to work well from other threads */
73 mutex_unlock(&list->read_mutex);
74 schedule();
75 mutex_lock(&list->read_mutex);
76 set_current_state(TASK_INTERRUPTIBLE);
77 }
78
79 set_current_state(TASK_RUNNING);
80 remove_wait_queue(&list->hidraw->wait, &wait);
81 }
82
83 if (ret)
84 goto out;
85
86 report = list->buffer[list->tail].value;
87 len = list->buffer[list->tail].len > count ?
88 count : list->buffer[list->tail].len;
89
90 if (copy_to_user(buffer, list->buffer[list->tail].value, len)) {
91 ret = -EFAULT;
92 goto out;
93 }
94 ret += len;
95
96 kfree(list->buffer[list->tail].value);
97 list->tail = (list->tail + 1) & (HIDRAW_BUFFER_SIZE - 1);
98 }
99out:
100 mutex_unlock(&list->read_mutex);
101 return ret;
102}
103
104/* the first byte is expected to be a report number */
105static ssize_t hidraw_write(struct file *file, const char __user *buffer, size_t count, loff_t *ppos)
106{
107 unsigned int minor = iminor(file->f_path.dentry->d_inode);
108 /* FIXME: What stops hidraw_table going NULL */
109 struct hid_device *dev = hidraw_table[minor]->hid;
110 __u8 *buf;
111 int ret = 0;
112
113 if (!dev->hid_output_raw_report)
114 return -ENODEV;
115
116 if (count > HID_MIN_BUFFER_SIZE) {
117 printk(KERN_WARNING "hidraw: pid %d passed too large report\n",
118 task_pid_nr(current));
119 return -EINVAL;
120 }
121
122 if (count < 2) {
123 printk(KERN_WARNING "hidraw: pid %d passed too short report\n",
124 task_pid_nr(current));
125 return -EINVAL;
126 }
127
128 buf = kmalloc(count * sizeof(__u8), GFP_KERNEL);
129 if (!buf)
130 return -ENOMEM;
131
132 if (copy_from_user(buf, buffer, count)) {
133 ret = -EFAULT;
134 goto out;
135 }
136
137 ret = dev->hid_output_raw_report(dev, buf, count);
138out:
139 kfree(buf);
140 return ret;
141}
142
143static unsigned int hidraw_poll(struct file *file, poll_table *wait)
144{
145 struct hidraw_list *list = file->private_data;
146
147 poll_wait(file, &list->hidraw->wait, wait);
148 if (list->head != list->tail)
149 return POLLIN | POLLRDNORM;
150 if (!list->hidraw->exist)
151 return POLLERR | POLLHUP;
152 return 0;
153}
154
155static int hidraw_open(struct inode *inode, struct file *file)
156{
157 unsigned int minor = iminor(inode);
158 struct hidraw *dev;
159 struct hidraw_list *list;
160 int err = 0;
161
162 lock_kernel();
163 if (!(list = kzalloc(sizeof(struct hidraw_list), GFP_KERNEL))) {
164 err = -ENOMEM;
165 goto out;
166 }
167
168 spin_lock(&minors_lock);
169 if (!hidraw_table[minor]) {
170 printk(KERN_EMERG "hidraw device with minor %d doesn't exist\n",
171 minor);
172 kfree(list);
173 err = -ENODEV;
174 goto out_unlock;
175 }
176
177 list->hidraw = hidraw_table[minor];
178 mutex_init(&list->read_mutex);
179 list_add_tail(&list->node, &hidraw_table[minor]->list);
180 file->private_data = list;
181
182 dev = hidraw_table[minor];
183 if (!dev->open++)
184 dev->hid->hid_open(dev->hid);
185
186out_unlock:
187 spin_unlock(&minors_lock);
188out:
189 unlock_kernel();
190 return err;
191
192}
193
194static int hidraw_release(struct inode * inode, struct file * file)
195{
196 unsigned int minor = iminor(inode);
197 struct hidraw *dev;
198 struct hidraw_list *list = file->private_data;
199
200 if (!hidraw_table[minor]) {
201 printk(KERN_EMERG "hidraw device with minor %d doesn't exist\n",
202 minor);
203 return -ENODEV;
204 }
205
206 list_del(&list->node);
207 dev = hidraw_table[minor];
208 if (!dev->open--) {
209 if (list->hidraw->exist)
210 dev->hid->hid_close(dev->hid);
211 else
212 kfree(list->hidraw);
213 }
214
215 kfree(list);
216
217 return 0;
218}
219
220static long hidraw_ioctl(struct file *file, unsigned int cmd,
221 unsigned long arg)
222{
223 struct inode *inode = file->f_path.dentry->d_inode;
224 unsigned int minor = iminor(inode);
225 long ret = 0;
226 /* FIXME: What stops hidraw_table going NULL */
227 struct hidraw *dev = hidraw_table[minor];
228 void __user *user_arg = (void __user*) arg;
229
230 lock_kernel();
231 switch (cmd) {
232 case HIDIOCGRDESCSIZE:
233 if (put_user(dev->hid->rsize, (int __user *)arg))
234 ret = -EFAULT;
235 break;
236
237 case HIDIOCGRDESC:
238 {
239 __u32 len;
240
241 if (get_user(len, (int __user *)arg))
242 ret = -EFAULT;
243 else if (len > HID_MAX_DESCRIPTOR_SIZE - 1)
244 ret = -EINVAL;
245 else if (copy_to_user(user_arg + offsetof(
246 struct hidraw_report_descriptor,
247 value[0]),
248 dev->hid->rdesc,
249 min(dev->hid->rsize, len)))
250 ret = -EFAULT;
251 break;
252 }
253 case HIDIOCGRAWINFO:
254 {
255 struct hidraw_devinfo dinfo;
256
257 dinfo.bustype = dev->hid->bus;
258 dinfo.vendor = dev->hid->vendor;
259 dinfo.product = dev->hid->product;
260 if (copy_to_user(user_arg, &dinfo, sizeof(dinfo)))
261 ret = -EFAULT;
262 break;
263 }
264 default:
265 ret = -ENOTTY;
266 }
267 return ret;
268}
269
270static const struct file_operations hidraw_ops = {
271 .owner = THIS_MODULE,
272 .read = hidraw_read,
273 .write = hidraw_write,
274 .poll = hidraw_poll,
275 .open = hidraw_open,
276 .release = hidraw_release,
277 .unlocked_ioctl = hidraw_ioctl,
278};
279
280void hidraw_report_event(struct hid_device *hid, u8 *data, int len)
281{
282 struct hidraw *dev = hid->hidraw;
283 struct hidraw_list *list;
284
285 list_for_each_entry(list, &dev->list, node) {
286 list->buffer[list->head].value = kmemdup(data, len, GFP_ATOMIC);
287 list->buffer[list->head].len = len;
288 list->head = (list->head + 1) & (HIDRAW_BUFFER_SIZE - 1);
289 kill_fasync(&list->fasync, SIGIO, POLL_IN);
290 }
291
292 wake_up_interruptible(&dev->wait);
293}
294EXPORT_SYMBOL_GPL(hidraw_report_event);
295
296int hidraw_connect(struct hid_device *hid)
297{
298 int minor, result;
299 struct hidraw *dev;
300
301 /* TODO currently we accept any HID device. This should later
302 * probably be fixed to accept only those devices which provide
303 * non-input applications
304 */
305
306 dev = kzalloc(sizeof(struct hidraw), GFP_KERNEL);
307 if (!dev)
308 return -ENOMEM;
309
310 result = -EINVAL;
311
312 spin_lock(&minors_lock);
313
314 for (minor = 0; minor < HIDRAW_MAX_DEVICES; minor++) {
315 if (hidraw_table[minor])
316 continue;
317 hidraw_table[minor] = dev;
318 result = 0;
319 break;
320 }
321
322 spin_unlock(&minors_lock);
323
324 if (result) {
325 kfree(dev);
326 goto out;
327 }
328
329 dev->dev = device_create_drvdata(hidraw_class, NULL,
330 MKDEV(hidraw_major, minor), NULL,
331 "%s%d", "hidraw", minor);
332
333 if (IS_ERR(dev->dev)) {
334 spin_lock(&minors_lock);
335 hidraw_table[minor] = NULL;
336 spin_unlock(&minors_lock);
337 result = PTR_ERR(dev->dev);
338 kfree(dev);
339 goto out;
340 }
341
342 init_waitqueue_head(&dev->wait);
343 INIT_LIST_HEAD(&dev->list);
344
345 dev->hid = hid;
346 dev->minor = minor;
347
348 dev->exist = 1;
349 hid->hidraw = dev;
350
351out:
352 return result;
353
354}
355EXPORT_SYMBOL_GPL(hidraw_connect);
356
357void hidraw_disconnect(struct hid_device *hid)
358{
359 struct hidraw *hidraw = hid->hidraw;
360
361 hidraw->exist = 0;
362
363 spin_lock(&minors_lock);
364 hidraw_table[hidraw->minor] = NULL;
365 spin_unlock(&minors_lock);
366
367 device_destroy(hidraw_class, MKDEV(hidraw_major, hidraw->minor));
368
369 if (hidraw->open) {
370 hid->hid_close(hid);
371 wake_up_interruptible(&hidraw->wait);
372 } else {
373 kfree(hidraw);
374 }
375}
376EXPORT_SYMBOL_GPL(hidraw_disconnect);
377
378int __init hidraw_init(void)
379{
380 int result;
381 dev_t dev_id;
382
383 result = alloc_chrdev_region(&dev_id, HIDRAW_FIRST_MINOR,
384 HIDRAW_MAX_DEVICES, "hidraw");
385
386 hidraw_major = MAJOR(dev_id);
387
388 if (result < 0) {
389 printk(KERN_WARNING "hidraw: can't get major number\n");
390 result = 0;
391 goto out;
392 }
393
394 hidraw_class = class_create(THIS_MODULE, "hidraw");
395 if (IS_ERR(hidraw_class)) {
396 result = PTR_ERR(hidraw_class);
397 unregister_chrdev(hidraw_major, "hidraw");
398 goto out;
399 }
400
401 cdev_init(&hidraw_cdev, &hidraw_ops);
402 cdev_add(&hidraw_cdev, dev_id, HIDRAW_MAX_DEVICES);
403out:
404 return result;
405}
406
407void __exit hidraw_exit(void)
408{
409 dev_t dev_id = MKDEV(hidraw_major, 0);
410
411 cdev_del(&hidraw_cdev);
412 class_destroy(hidraw_class);
413 unregister_chrdev_region(dev_id, HIDRAW_MAX_DEVICES);
414
415}
diff --git a/usr/src/dkms_source_tree/patches/10-expose-and-dashboard.patch b/usr/src/dkms_source_tree/patches/10-expose-and-dashboard.patch
new file mode 100644
index 0000000..de64ac1
--- /dev/null
+++ b/usr/src/dkms_source_tree/patches/10-expose-and-dashboard.patch
@@ -0,0 +1,17 @@
1diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
2--- a/drivers/hid/hid-input.c
3+++ b/drivers/hid/hid-input.c
4@@ -98,10 +98,11 @@ static struct hidinput_key_translation apple_fn_keys[] = {
5
6 static struct hidinput_key_translation apple_fn_keys[] = {
7 { KEY_BACKSPACE, KEY_DELETE },
8+ { KEY_ENTER, KEY_INSERT },
9 { KEY_F1, KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY },
10 { KEY_F2, KEY_BRIGHTNESSUP, APPLE_FLAG_FKEY },
11- { KEY_F3, KEY_FN_F5, APPLE_FLAG_FKEY }, /* Exposé */
12- { KEY_F4, KEY_FN_F4, APPLE_FLAG_FKEY }, /* Dashboard */
13+ { KEY_F3, KEY_CYCLEWINDOWS, APPLE_FLAG_FKEY }, /* Exposé */
14+ { KEY_F4, KEY_CALC, APPLE_FLAG_FKEY }, /* Dashboard */
15 { KEY_F5, KEY_KBDILLUMDOWN, APPLE_FLAG_FKEY },
16 { KEY_F6, KEY_KBDILLUMUP, APPLE_FLAG_FKEY },
17 { KEY_F7, KEY_PREVIOUSSONG, APPLE_FLAG_FKEY },
generated by cgit v1.2.3 (git 2.39.1) at 2026-09-20 17:36:29 +0000