2 * $Id: hid-input.c,v 1.2 2002/04/23 00:59:25 rdamazio Exp $
4 * Copyright (c) 2000-2001 Vojtech Pavlik
5 * Copyright (c) 2006 Jiri Kosina
7 * HID to Linux Input mapping
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 * Should you need to contact me, the author, you can do so either by
26 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
27 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
30 #include <linux/module.h>
31 #include <linux/slab.h>
32 #include <linux/kernel.h>
33 #include <linux/usb/input.h>
37 #include <linux/hid.h>
39 #define unk KEY_UNKNOWN
41 static const unsigned char hid_keyboard[256] = {
42 0, 0, 0, 0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38,
43 50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44, 2, 3,
44 4, 5, 6, 7, 8, 9, 10, 11, 28, 1, 14, 15, 57, 12, 13, 26,
45 27, 43, 43, 39, 40, 41, 51, 52, 53, 58, 59, 60, 61, 62, 63, 64,
46 65, 66, 67, 68, 87, 88, 99, 70,119,110,102,104,111,107,109,106,
47 105,108,103, 69, 98, 55, 74, 78, 96, 79, 80, 81, 75, 76, 77, 71,
48 72, 73, 82, 83, 86,127,116,117,183,184,185,186,187,188,189,190,
49 191,192,193,194,134,138,130,132,128,129,131,137,133,135,136,113,
50 115,114,unk,unk,unk,121,unk, 89, 93,124, 92, 94, 95,unk,unk,unk,
51 122,123, 90, 91, 85,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
52 unk,unk,unk,unk,unk,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,unk,unk,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 29, 42, 56,125, 97, 54,100,126,164,166,165,163,161,115,114,113,
57 150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk
63 } hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}};
65 #define map_abs(c) do { usage->code = c; usage->type = EV_ABS; bit = input->absbit; max = ABS_MAX; } while (0)
66 #define map_rel(c) do { usage->code = c; usage->type = EV_REL; bit = input->relbit; max = REL_MAX; } while (0)
67 #define map_key(c) do { usage->code = c; usage->type = EV_KEY; bit = input->keybit; max = KEY_MAX; } while (0)
68 #define map_led(c) do { usage->code = c; usage->type = EV_LED; bit = input->ledbit; max = LED_MAX; } while (0)
70 #define map_abs_clear(c) do { map_abs(c); clear_bit(c, bit); } while (0)
71 #define map_key_clear(c) do { map_key(c); clear_bit(c, bit); } while (0)
73 #ifdef CONFIG_USB_HIDINPUT_POWERBOOK
75 struct hidinput_key_translation {
81 #define POWERBOOK_FLAG_FKEY 0x01
83 static struct hidinput_key_translation powerbook_fn_keys[] = {
84 { KEY_BACKSPACE, KEY_DELETE },
85 { KEY_F1, KEY_BRIGHTNESSDOWN, POWERBOOK_FLAG_FKEY },
86 { KEY_F2, KEY_BRIGHTNESSUP, POWERBOOK_FLAG_FKEY },
87 { KEY_F3, KEY_MUTE, POWERBOOK_FLAG_FKEY },
88 { KEY_F4, KEY_VOLUMEDOWN, POWERBOOK_FLAG_FKEY },
89 { KEY_F5, KEY_VOLUMEUP, POWERBOOK_FLAG_FKEY },
90 { KEY_F6, KEY_NUMLOCK, POWERBOOK_FLAG_FKEY },
91 { KEY_F7, KEY_SWITCHVIDEOMODE, POWERBOOK_FLAG_FKEY },
92 { KEY_F8, KEY_KBDILLUMTOGGLE, POWERBOOK_FLAG_FKEY },
93 { KEY_F9, KEY_KBDILLUMDOWN, POWERBOOK_FLAG_FKEY },
94 { KEY_F10, KEY_KBDILLUMUP, POWERBOOK_FLAG_FKEY },
95 { KEY_UP, KEY_PAGEUP },
96 { KEY_DOWN, KEY_PAGEDOWN },
97 { KEY_LEFT, KEY_HOME },
98 { KEY_RIGHT, KEY_END },
102 static struct hidinput_key_translation powerbook_numlock_keys[] = {
113 { KEY_DOT, KEY_KPDOT },
114 { KEY_SLASH, KEY_KPPLUS },
115 { KEY_SEMICOLON, KEY_KPMINUS },
116 { KEY_P, KEY_KPASTERISK },
117 { KEY_MINUS, KEY_KPEQUAL },
118 { KEY_0, KEY_KPSLASH },
119 { KEY_F6, KEY_NUMLOCK },
120 { KEY_KPENTER, KEY_KPENTER },
121 { KEY_BACKSPACE, KEY_BACKSPACE },
125 static struct hidinput_key_translation powerbook_iso_keyboard[] = {
126 { KEY_GRAVE, KEY_102ND },
127 { KEY_102ND, KEY_GRAVE },
131 static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from)
133 struct hidinput_key_translation *trans;
135 /* Look for the translation */
136 for (trans = table; trans->from; trans++)
137 if (trans->from == from)
143 static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
144 struct hid_usage *usage, __s32 value)
146 struct hidinput_key_translation *trans;
148 if (usage->code == KEY_FN) {
149 if (value) hid->quirks |= HID_QUIRK_POWERBOOK_FN_ON;
150 else hid->quirks &= ~HID_QUIRK_POWERBOOK_FN_ON;
152 input_event(input, usage->type, usage->code, value);
157 if (hid->pb_fnmode) {
160 trans = find_translation(powerbook_fn_keys, usage->code);
162 if (test_bit(usage->code, hid->pb_pressed_fn))
164 else if (trans->flags & POWERBOOK_FLAG_FKEY)
166 (hid->pb_fnmode == 2 && (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)) ||
167 (hid->pb_fnmode == 1 && !(hid->quirks & HID_QUIRK_POWERBOOK_FN_ON));
169 do_translate = (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON);
173 set_bit(usage->code, hid->pb_pressed_fn);
175 clear_bit(usage->code, hid->pb_pressed_fn);
177 input_event(input, usage->type, trans->to, value);
183 if (test_bit(usage->code, hid->pb_pressed_numlock) ||
184 test_bit(LED_NUML, input->led)) {
185 trans = find_translation(powerbook_numlock_keys, usage->code);
189 set_bit(usage->code, hid->pb_pressed_numlock);
191 clear_bit(usage->code, hid->pb_pressed_numlock);
193 input_event(input, usage->type, trans->to, value);
200 if (hid->quirks & HID_QUIRK_POWERBOOK_ISO_KEYBOARD) {
201 trans = find_translation(powerbook_iso_keyboard, usage->code);
203 input_event(input, usage->type, trans->to, value);
211 static void hidinput_pb_setup(struct input_dev *input)
213 struct hidinput_key_translation *trans;
215 set_bit(KEY_NUMLOCK, input->keybit);
217 /* Enable all needed keys */
218 for (trans = powerbook_fn_keys; trans->from; trans++)
219 set_bit(trans->to, input->keybit);
221 for (trans = powerbook_numlock_keys; trans->from; trans++)
222 set_bit(trans->to, input->keybit);
224 for (trans = powerbook_iso_keyboard; trans->from; trans++)
225 set_bit(trans->to, input->keybit);
229 static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
230 struct hid_usage *usage, __s32 value)
235 static inline void hidinput_pb_setup(struct input_dev *input)
240 static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field,
241 struct hid_usage *usage)
243 struct input_dev *input = hidinput->input;
244 struct hid_device *device = input->private;
246 unsigned long *bit = NULL;
248 field->hidinput = hidinput;
251 printk(KERN_DEBUG "Mapping: ");
252 resolv_usage(usage->hid);
256 if (field->flags & HID_MAIN_ITEM_CONSTANT)
259 switch (usage->hid & HID_USAGE_PAGE) {
261 case HID_UP_UNDEFINED:
264 case HID_UP_KEYBOARD:
266 set_bit(EV_REP, input->evbit);
268 if ((usage->hid & HID_USAGE) < 256) {
269 if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore;
270 map_key_clear(hid_keyboard[usage->hid & HID_USAGE]);
272 map_key(KEY_UNKNOWN);
278 code = ((usage->hid - 1) & 0xf);
280 switch (field->application) {
282 case HID_GD_POINTER: code += 0x110; break;
283 case HID_GD_JOYSTICK: code += 0x120; break;
284 case HID_GD_GAMEPAD: code += 0x130; break;
286 switch (field->physical) {
288 case HID_GD_POINTER: code += 0x110; break;
289 case HID_GD_JOYSTICK: code += 0x120; break;
290 case HID_GD_GAMEPAD: code += 0x130; break;
291 default: code += 0x100;
299 case HID_UP_SIMULATION:
301 switch (usage->hid & 0xffff) {
302 case 0xba: map_abs(ABS_RUDDER); break;
303 case 0xbb: map_abs(ABS_THROTTLE); break;
304 case 0xc4: map_abs(ABS_GAS); break;
305 case 0xc5: map_abs(ABS_BRAKE); break;
306 case 0xc8: map_abs(ABS_WHEEL); break;
307 default: goto ignore;
313 if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */
314 switch (usage->hid & 0xf) {
315 case 0x1: map_key_clear(KEY_POWER); break;
316 case 0x2: map_key_clear(KEY_SLEEP); break;
317 case 0x3: map_key_clear(KEY_WAKEUP); break;
318 default: goto unknown;
323 if ((usage->hid & 0xf0) == 0x90) { /* D-pad */
324 switch (usage->hid) {
325 case HID_GD_UP: usage->hat_dir = 1; break;
326 case HID_GD_DOWN: usage->hat_dir = 5; break;
327 case HID_GD_RIGHT: usage->hat_dir = 3; break;
328 case HID_GD_LEFT: usage->hat_dir = 7; break;
329 default: goto unknown;
332 map_abs(field->dpad);
339 switch (usage->hid) {
341 /* These usage IDs map directly to the usage codes. */
342 case HID_GD_X: case HID_GD_Y: case HID_GD_Z:
343 case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ:
344 case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL:
345 if (field->flags & HID_MAIN_ITEM_RELATIVE)
346 map_rel(usage->hid & 0xf);
348 map_abs(usage->hid & 0xf);
351 case HID_GD_HATSWITCH:
352 usage->hat_min = field->logical_minimum;
353 usage->hat_max = field->logical_maximum;
357 case HID_GD_START: map_key_clear(BTN_START); break;
358 case HID_GD_SELECT: map_key_clear(BTN_SELECT); break;
360 default: goto unknown;
366 if (((usage->hid - 1) & 0xffff) >= LED_MAX)
368 map_led((usage->hid - 1) & 0xffff);
371 case HID_UP_DIGITIZER:
373 switch (usage->hid & 0xff) {
375 case 0x30: /* TipPressure */
376 if (!test_bit(BTN_TOUCH, input->keybit)) {
377 device->quirks |= HID_QUIRK_NOTOUCH;
378 set_bit(EV_KEY, input->evbit);
379 set_bit(BTN_TOUCH, input->keybit);
382 map_abs_clear(ABS_PRESSURE);
385 case 0x32: /* InRange */
386 switch (field->physical & 0xff) {
387 case 0x21: map_key(BTN_TOOL_MOUSE); break;
388 case 0x22: map_key(BTN_TOOL_FINGER); break;
389 default: map_key(BTN_TOOL_PEN); break;
393 case 0x3c: /* Invert */
394 map_key_clear(BTN_TOOL_RUBBER);
397 case 0x33: /* Touch */
398 case 0x42: /* TipSwitch */
399 case 0x43: /* TipSwitch2 */
400 device->quirks &= ~HID_QUIRK_NOTOUCH;
401 map_key_clear(BTN_TOUCH);
404 case 0x44: /* BarrelSwitch */
405 map_key_clear(BTN_STYLUS);
408 default: goto unknown;
412 case HID_UP_CONSUMER: /* USB HUT v1.1, pages 56-62 */
414 switch (usage->hid & HID_USAGE) {
415 case 0x000: goto ignore;
416 case 0x034: map_key_clear(KEY_SLEEP); break;
417 case 0x036: map_key_clear(BTN_MISC); break;
418 case 0x040: map_key_clear(KEY_MENU); break;
419 case 0x045: map_key_clear(KEY_RADIO); break;
421 case 0x088: map_key_clear(KEY_PC); break;
422 case 0x089: map_key_clear(KEY_TV); break;
423 case 0x08a: map_key_clear(KEY_WWW); break;
424 case 0x08b: map_key_clear(KEY_DVD); break;
425 case 0x08c: map_key_clear(KEY_PHONE); break;
426 case 0x08d: map_key_clear(KEY_PROGRAM); break;
427 case 0x08e: map_key_clear(KEY_VIDEOPHONE); break;
428 case 0x08f: map_key_clear(KEY_GAMES); break;
429 case 0x090: map_key_clear(KEY_MEMO); break;
430 case 0x091: map_key_clear(KEY_CD); break;
431 case 0x092: map_key_clear(KEY_VCR); break;
432 case 0x093: map_key_clear(KEY_TUNER); break;
433 case 0x094: map_key_clear(KEY_EXIT); break;
434 case 0x095: map_key_clear(KEY_HELP); break;
435 case 0x096: map_key_clear(KEY_TAPE); break;
436 case 0x097: map_key_clear(KEY_TV2); break;
437 case 0x098: map_key_clear(KEY_SAT); break;
439 case 0x09c: map_key_clear(KEY_CHANNELUP); break;
440 case 0x09d: map_key_clear(KEY_CHANNELDOWN); break;
441 case 0x0a0: map_key_clear(KEY_VCR2); break;
443 case 0x0b0: map_key_clear(KEY_PLAY); break;
444 case 0x0b1: map_key_clear(KEY_PAUSE); break;
445 case 0x0b2: map_key_clear(KEY_RECORD); break;
446 case 0x0b3: map_key_clear(KEY_FASTFORWARD); break;
447 case 0x0b4: map_key_clear(KEY_REWIND); break;
448 case 0x0b5: map_key_clear(KEY_NEXTSONG); break;
449 case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break;
450 case 0x0b7: map_key_clear(KEY_STOPCD); break;
451 case 0x0b8: map_key_clear(KEY_EJECTCD); break;
453 case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break;
454 case 0x0e0: map_abs_clear(ABS_VOLUME); break;
455 case 0x0e2: map_key_clear(KEY_MUTE); break;
456 case 0x0e5: map_key_clear(KEY_BASSBOOST); break;
457 case 0x0e9: map_key_clear(KEY_VOLUMEUP); break;
458 case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break;
459 case 0x183: map_key_clear(KEY_CONFIG); break;
460 case 0x184: map_key_clear(KEY_WORDPROCESSOR); break;
461 case 0x185: map_key_clear(KEY_EDITOR); break;
462 case 0x186: map_key_clear(KEY_SPREADSHEET); break;
463 case 0x187: map_key_clear(KEY_GRAPHICSEDITOR); break;
464 case 0x188: map_key_clear(KEY_PRESENTATION); break;
465 case 0x189: map_key_clear(KEY_DATABASE); break;
466 case 0x18a: map_key_clear(KEY_MAIL); break;
467 case 0x18b: map_key_clear(KEY_NEWS); break;
468 case 0x18c: map_key_clear(KEY_VOICEMAIL); break;
469 case 0x18d: map_key_clear(KEY_ADDRESSBOOK); break;
470 case 0x18e: map_key_clear(KEY_CALENDAR); break;
471 case 0x191: map_key_clear(KEY_FINANCE); break;
472 case 0x192: map_key_clear(KEY_CALC); break;
473 case 0x194: map_key_clear(KEY_FILE); break;
474 case 0x196: map_key_clear(KEY_WWW); break;
475 case 0x19e: map_key_clear(KEY_COFFEE); break;
476 case 0x1a6: map_key_clear(KEY_HELP); break;
477 case 0x1a7: map_key_clear(KEY_DOCUMENTS); break;
478 case 0x1bc: map_key_clear(KEY_MESSENGER); break;
479 case 0x1bd: map_key_clear(KEY_INFO); break;
480 case 0x201: map_key_clear(KEY_NEW); break;
481 case 0x202: map_key_clear(KEY_OPEN); break;
482 case 0x203: map_key_clear(KEY_CLOSE); break;
483 case 0x204: map_key_clear(KEY_EXIT); break;
484 case 0x207: map_key_clear(KEY_SAVE); break;
485 case 0x208: map_key_clear(KEY_PRINT); break;
486 case 0x209: map_key_clear(KEY_PROPS); break;
487 case 0x21a: map_key_clear(KEY_UNDO); break;
488 case 0x21b: map_key_clear(KEY_COPY); break;
489 case 0x21c: map_key_clear(KEY_CUT); break;
490 case 0x21d: map_key_clear(KEY_PASTE); break;
491 case 0x221: map_key_clear(KEY_FIND); break;
492 case 0x223: map_key_clear(KEY_HOMEPAGE); break;
493 case 0x224: map_key_clear(KEY_BACK); break;
494 case 0x225: map_key_clear(KEY_FORWARD); break;
495 case 0x226: map_key_clear(KEY_STOP); break;
496 case 0x227: map_key_clear(KEY_REFRESH); break;
497 case 0x22a: map_key_clear(KEY_BOOKMARKS); break;
498 case 0x22d: map_key_clear(KEY_ZOOMIN); break;
499 case 0x22e: map_key_clear(KEY_ZOOMOUT); break;
500 case 0x22f: map_key_clear(KEY_ZOOMRESET); break;
501 case 0x233: map_key_clear(KEY_SCROLLUP); break;
502 case 0x234: map_key_clear(KEY_SCROLLDOWN); break;
503 case 0x238: map_rel(REL_HWHEEL); break;
504 case 0x25f: map_key_clear(KEY_CANCEL); break;
505 case 0x279: map_key_clear(KEY_REDO); break;
507 case 0x289: map_key_clear(KEY_REPLY); break;
508 case 0x28b: map_key_clear(KEY_FORWARDMAIL); break;
509 case 0x28c: map_key_clear(KEY_SEND); break;
511 /* Reported on a Cherry Cymotion keyboard */
512 case 0x301: map_key_clear(KEY_PROG1); break;
513 case 0x302: map_key_clear(KEY_PROG2); break;
514 case 0x303: map_key_clear(KEY_PROG3); break;
516 default: goto ignore;
520 case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */
522 set_bit(EV_REP, input->evbit);
523 switch (usage->hid & HID_USAGE) {
524 case 0x021: map_key_clear(KEY_PRINT); break;
525 case 0x070: map_key_clear(KEY_HP); break;
526 case 0x071: map_key_clear(KEY_CAMERA); break;
527 case 0x072: map_key_clear(KEY_SOUND); break;
528 case 0x073: map_key_clear(KEY_QUESTION); break;
529 case 0x080: map_key_clear(KEY_EMAIL); break;
530 case 0x081: map_key_clear(KEY_CHAT); break;
531 case 0x082: map_key_clear(KEY_SEARCH); break;
532 case 0x083: map_key_clear(KEY_CONNECT); break;
533 case 0x084: map_key_clear(KEY_FINANCE); break;
534 case 0x085: map_key_clear(KEY_SPORT); break;
535 case 0x086: map_key_clear(KEY_SHOP); break;
536 default: goto ignore;
540 case HID_UP_MSVENDOR:
543 case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */
545 set_bit(EV_REP, input->evbit);
546 switch(usage->hid & HID_USAGE) {
548 /* The fn key on Apple PowerBooks */
549 map_key_clear(KEY_FN);
550 hidinput_pb_setup(input);
553 default: goto ignore;
557 case HID_UP_LOGIVENDOR: /* Reported on Logitech Ultra X Media Remote */
559 set_bit(EV_REP, input->evbit);
560 switch(usage->hid & HID_USAGE) {
561 case 0x004: map_key_clear(KEY_AGAIN); break;
562 case 0x00d: map_key_clear(KEY_HOME); break;
563 case 0x024: map_key_clear(KEY_SHUFFLE); break;
564 case 0x025: map_key_clear(KEY_TV); break;
565 case 0x026: map_key_clear(KEY_MENU); break;
566 case 0x031: map_key_clear(KEY_AUDIO); break;
567 case 0x032: map_key_clear(KEY_TEXT); break;
568 case 0x033: map_key_clear(KEY_LAST); break;
569 case 0x047: map_key_clear(KEY_MP3); break;
570 case 0x048: map_key_clear(KEY_DVD); break;
571 case 0x049: map_key_clear(KEY_MEDIA); break;
572 case 0x04a: map_key_clear(KEY_VIDEO); break;
573 case 0x04b: map_key_clear(KEY_ANGLE); break;
574 case 0x04c: map_key_clear(KEY_LANGUAGE); break;
575 case 0x04d: map_key_clear(KEY_SUBTITLE); break;
576 case 0x051: map_key_clear(KEY_RED); break;
577 case 0x052: map_key_clear(KEY_CLOSE); break;
578 default: goto ignore;
584 switch(usage->hid & HID_USAGE) {
585 case 0xa4: map_key_clear(BTN_DEAD); break;
586 default: goto ignore;
592 if (field->report_size == 1) {
593 if (field->report->type == HID_OUTPUT_REPORT) {
600 if (field->flags & HID_MAIN_ITEM_RELATIVE) {
608 if (device->quirks & HID_QUIRK_MIGHTYMOUSE) {
609 if (usage->hid == HID_GD_Z)
611 else if (usage->code == BTN_1)
613 else if (usage->code == BTN_2)
617 if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) &&
618 (usage->type == EV_REL) && (usage->code == REL_WHEEL))
619 set_bit(REL_HWHEEL, bit);
621 if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
622 || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007)))
625 if ((device->quirks & HID_QUIRK_BAD_RELATIVE_KEYS) &&
626 usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE))
627 field->flags &= ~HID_MAIN_ITEM_RELATIVE;
629 set_bit(usage->type, input->evbit);
631 while (usage->code <= max && test_and_set_bit(usage->code, bit))
632 usage->code = find_next_zero_bit(bit, max + 1, usage->code);
634 if (usage->code > max)
638 if (usage->type == EV_ABS) {
640 int a = field->logical_minimum;
641 int b = field->logical_maximum;
643 if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) {
644 a = field->logical_minimum = 0;
645 b = field->logical_maximum = 255;
648 if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK)
649 input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4);
650 else input_set_abs_params(input, usage->code, a, b, 0, 0);
654 if (usage->type == EV_ABS &&
655 (usage->hat_min < usage->hat_max || usage->hat_dir)) {
657 for (i = usage->code; i < usage->code + 2 && i <= max; i++) {
658 input_set_abs_params(input, i, -1, 1, 0, 0);
659 set_bit(i, input->absbit);
661 if (usage->hat_dir && !field->dpad)
662 field->dpad = usage->code;
666 resolv_event(usage->type, usage->code);
678 void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value)
680 struct input_dev *input;
681 int *quirks = &hid->quirks;
683 if (!field->hidinput)
686 input = field->hidinput->input;
691 if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
692 || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) {
693 if (value) hid->quirks |= HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
694 else hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
698 if ((hid->quirks & HID_QUIRK_INVERT_HWHEEL) && (usage->code == REL_HWHEEL)) {
699 input_event(input, usage->type, usage->code, -value);
703 if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) {
704 input_event(input, usage->type, REL_HWHEEL, value);
708 if ((hid->quirks & HID_QUIRK_POWERBOOK_HAS_FN) && hidinput_pb_event(hid, input, usage, value))
711 if (usage->hat_min < usage->hat_max || usage->hat_dir) {
712 int hat_dir = usage->hat_dir;
714 hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1;
715 if (hat_dir < 0 || hat_dir > 8) hat_dir = 0;
716 input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x);
717 input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y);
721 if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */
722 *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT);
726 if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */
728 input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1);
731 input_event(input, usage->type, usage->code, 0);
732 input_event(input, usage->type, BTN_TOOL_RUBBER, 0);
736 if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */
737 int a = field->logical_minimum;
738 int b = field->logical_maximum;
739 input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3));
742 if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */
743 dbg("Maximum Effects - %d",value);
747 if (usage->hid == (HID_UP_PID | 0x7fUL)) {
748 dbg("PID Pool Report\n");
752 if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */
755 input_event(input, usage->type, usage->code, value);
757 if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY))
758 input_event(input, usage->type, usage->code, 0);
761 void hidinput_report_event(struct hid_device *hid, struct hid_report *report)
763 struct hid_input *hidinput;
765 list_for_each_entry(hidinput, &hid->inputs, list)
766 input_sync(hidinput->input);
768 EXPORT_SYMBOL_GPL(hidinput_report_event);
770 int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field)
772 struct hid_report *report;
775 list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) {
776 for (i = 0; i < report->maxfield; i++) {
777 *field = report->field[i];
778 for (j = 0; j < (*field)->maxusage; j++)
779 if ((*field)->usage[j].type == type && (*field)->usage[j].code == code)
785 EXPORT_SYMBOL_GPL(hidinput_find_field);
788 * Register the input device; print a message.
789 * Configure the input layer interface
790 * Read all reports and initialize the absolute field values.
793 int hidinput_connect(struct hid_device *hid)
795 struct hid_report *report;
796 struct hid_input *hidinput = NULL;
797 struct input_dev *input_dev;
800 INIT_LIST_HEAD(&hid->inputs);
802 for (i = 0; i < hid->maxcollection; i++)
803 if (hid->collection[i].type == HID_COLLECTION_APPLICATION ||
804 hid->collection[i].type == HID_COLLECTION_PHYSICAL)
805 if (IS_INPUT_APPLICATION(hid->collection[i].usage))
808 if (i == hid->maxcollection)
811 for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++)
812 list_for_each_entry(report, &hid->report_enum[k].report_list, list) {
814 if (!report->maxfield)
818 hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL);
819 input_dev = input_allocate_device();
820 if (!hidinput || !input_dev) {
822 input_free_device(input_dev);
823 err("Out of memory during hid input probe");
827 input_dev->private = hid;
828 input_dev->event = hid->hidinput_input_event;
829 input_dev->open = hid->hidinput_open;
830 input_dev->close = hid->hidinput_close;
832 input_dev->name = hid->name;
833 input_dev->phys = hid->phys;
834 input_dev->uniq = hid->uniq;
835 input_dev->id.bustype = hid->bus;
836 input_dev->id.vendor = hid->vendor;
837 input_dev->id.product = hid->product;
838 input_dev->id.version = hid->version;
839 input_dev->cdev.dev = hid->dev;
840 hidinput->input = input_dev;
841 list_add_tail(&hidinput->list, &hid->inputs);
844 for (i = 0; i < report->maxfield; i++)
845 for (j = 0; j < report->field[i]->maxusage; j++)
846 hidinput_configure_usage(hidinput, report->field[i],
847 report->field[i]->usage + j);
849 if (hid->quirks & HID_QUIRK_MULTI_INPUT) {
850 /* This will leave hidinput NULL, so that it
851 * allocates another one if we have more inputs on
852 * the same interface. Some devices (e.g. Happ's
853 * UGCI) cram a lot of unrelated inputs into the
855 hidinput->report = report;
856 input_register_device(hidinput->input);
862 input_register_device(hidinput->input);
866 EXPORT_SYMBOL_GPL(hidinput_connect);
868 void hidinput_disconnect(struct hid_device *hid)
870 struct hid_input *hidinput, *next;
872 list_for_each_entry_safe(hidinput, next, &hid->inputs, list) {
873 list_del(&hidinput->list);
874 input_unregister_device(hidinput->input);
878 EXPORT_SYMBOL_GPL(hidinput_disconnect);