2 * $Id: hid-input.c,v 1.2 2002/04/23 00:59:25 rdamazio Exp $
4 * Copyright (c) 2000-2001 Vojtech Pavlik
6 * USB HID to Linux Input mapping
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.
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.
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
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
29 #include <linux/module.h>
30 #include <linux/slab.h>
31 #include <linux/kernel.h>
32 #include <linux/usb/input.h>
38 #define unk KEY_UNKNOWN
40 static const unsigned char hid_keyboard[256] = {
41 0, 0, 0, 0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38,
42 50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44, 2, 3,
43 4, 5, 6, 7, 8, 9, 10, 11, 28, 1, 14, 15, 57, 12, 13, 26,
44 27, 43, 43, 39, 40, 41, 51, 52, 53, 58, 59, 60, 61, 62, 63, 64,
45 65, 66, 67, 68, 87, 88, 99, 70,119,110,102,104,111,107,109,106,
46 105,108,103, 69, 98, 55, 74, 78, 96, 79, 80, 81, 75, 76, 77, 71,
47 72, 73, 82, 83, 86,127,116,117,183,184,185,186,187,188,189,190,
48 191,192,193,194,134,138,130,132,128,129,131,137,133,135,136,113,
49 115,114,unk,unk,unk,121,unk, 89, 93,124, 92, 94, 95,unk,unk,unk,
50 122,123, 90, 91, 85,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
51 unk,unk,unk,unk,unk,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 29, 42, 56,125, 97, 54,100,126,164,166,165,163,161,115,114,113,
56 150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk
62 } hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}};
64 #define map_abs(c) do { usage->code = c; usage->type = EV_ABS; bit = input->absbit; max = ABS_MAX; } while (0)
65 #define map_rel(c) do { usage->code = c; usage->type = EV_REL; bit = input->relbit; max = REL_MAX; } while (0)
66 #define map_key(c) do { usage->code = c; usage->type = EV_KEY; bit = input->keybit; max = KEY_MAX; } while (0)
67 #define map_led(c) do { usage->code = c; usage->type = EV_LED; bit = input->ledbit; max = LED_MAX; } while (0)
68 #define map_ff(c) do { usage->code = c; usage->type = EV_FF; bit = input->ffbit; max = FF_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)
72 #define map_ff_effect(c) do { set_bit(c, input->ffbit); } while (0)
74 #ifdef CONFIG_USB_HIDINPUT_POWERBOOK
76 struct hidinput_key_translation {
82 #define POWERBOOK_FLAG_FKEY 0x01
84 static struct hidinput_key_translation powerbook_fn_keys[] = {
85 { KEY_BACKSPACE, KEY_DELETE },
86 { KEY_F1, KEY_BRIGHTNESSDOWN, POWERBOOK_FLAG_FKEY },
87 { KEY_F2, KEY_BRIGHTNESSUP, POWERBOOK_FLAG_FKEY },
88 { KEY_F3, KEY_MUTE, POWERBOOK_FLAG_FKEY },
89 { KEY_F4, KEY_VOLUMEDOWN, POWERBOOK_FLAG_FKEY },
90 { KEY_F5, KEY_VOLUMEUP, POWERBOOK_FLAG_FKEY },
91 { KEY_F6, KEY_NUMLOCK, POWERBOOK_FLAG_FKEY },
92 { KEY_F7, KEY_SWITCHVIDEOMODE, POWERBOOK_FLAG_FKEY },
93 { KEY_F8, KEY_KBDILLUMTOGGLE, POWERBOOK_FLAG_FKEY },
94 { KEY_F9, KEY_KBDILLUMDOWN, POWERBOOK_FLAG_FKEY },
95 { KEY_F10, KEY_KBDILLUMUP, POWERBOOK_FLAG_FKEY },
96 { KEY_UP, KEY_PAGEUP },
97 { KEY_DOWN, KEY_PAGEDOWN },
98 { KEY_LEFT, KEY_HOME },
99 { KEY_RIGHT, KEY_END },
103 static struct hidinput_key_translation powerbook_numlock_keys[] = {
114 { KEY_DOT, KEY_KPDOT },
115 { KEY_SLASH, KEY_KPPLUS },
116 { KEY_SEMICOLON, KEY_KPMINUS },
117 { KEY_P, KEY_KPASTERISK },
118 { KEY_MINUS, KEY_KPEQUAL },
119 { KEY_0, KEY_KPSLASH },
120 { KEY_F6, KEY_NUMLOCK },
121 { KEY_KPENTER, KEY_KPENTER },
122 { KEY_BACKSPACE, KEY_BACKSPACE },
126 static struct hidinput_key_translation powerbook_iso_keyboard[] = {
127 { KEY_GRAVE, KEY_102ND },
128 { KEY_102ND, KEY_GRAVE },
132 static int usbhid_pb_fnmode = 1;
133 module_param_named(pb_fnmode, usbhid_pb_fnmode, int, 0644);
134 MODULE_PARM_DESC(pb_fnmode,
135 "Mode of fn key on PowerBooks (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)");
137 static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from)
139 struct hidinput_key_translation *trans;
141 /* Look for the translation */
142 for (trans = table; trans->from; trans++)
143 if (trans->from == from)
149 static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
150 struct hid_usage *usage, __s32 value)
152 struct hidinput_key_translation *trans;
154 if (usage->code == KEY_FN) {
155 if (value) hid->quirks |= HID_QUIRK_POWERBOOK_FN_ON;
156 else hid->quirks &= ~HID_QUIRK_POWERBOOK_FN_ON;
158 input_event(input, usage->type, usage->code, value);
163 if (usbhid_pb_fnmode) {
166 trans = find_translation(powerbook_fn_keys, usage->code);
168 if (test_bit(usage->code, hid->pb_pressed_fn))
170 else if (trans->flags & POWERBOOK_FLAG_FKEY)
172 (usbhid_pb_fnmode == 2 && (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)) ||
173 (usbhid_pb_fnmode == 1 && !(hid->quirks & HID_QUIRK_POWERBOOK_FN_ON));
175 do_translate = (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON);
179 set_bit(usage->code, hid->pb_pressed_fn);
181 clear_bit(usage->code, hid->pb_pressed_fn);
183 input_event(input, usage->type, trans->to, value);
189 if (test_bit(usage->code, hid->pb_pressed_numlock) ||
190 test_bit(LED_NUML, input->led)) {
191 trans = find_translation(powerbook_numlock_keys, usage->code);
195 set_bit(usage->code, hid->pb_pressed_numlock);
197 clear_bit(usage->code, hid->pb_pressed_numlock);
199 input_event(input, usage->type, trans->to, value);
206 if (hid->quirks & HID_QUIRK_POWERBOOK_ISO_KEYBOARD) {
207 trans = find_translation(powerbook_iso_keyboard, usage->code);
209 input_event(input, usage->type, trans->to, value);
217 static void hidinput_pb_setup(struct input_dev *input)
219 struct hidinput_key_translation *trans;
221 set_bit(KEY_NUMLOCK, input->keybit);
223 /* Enable all needed keys */
224 for (trans = powerbook_fn_keys; trans->from; trans++)
225 set_bit(trans->to, input->keybit);
227 for (trans = powerbook_numlock_keys; trans->from; trans++)
228 set_bit(trans->to, input->keybit);
230 for (trans = powerbook_iso_keyboard; trans->from; trans++)
231 set_bit(trans->to, input->keybit);
234 static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
235 struct hid_usage *usage, __s32 value)
240 static inline void hidinput_pb_setup(struct input_dev *input)
245 static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field,
246 struct hid_usage *usage)
248 struct input_dev *input = hidinput->input;
249 struct hid_device *device = input->private;
251 unsigned long *bit = NULL;
253 field->hidinput = hidinput;
256 printk(KERN_DEBUG "Mapping: ");
257 resolv_usage(usage->hid);
261 if (field->flags & HID_MAIN_ITEM_CONSTANT)
264 switch (usage->hid & HID_USAGE_PAGE) {
266 case HID_UP_UNDEFINED:
269 case HID_UP_KEYBOARD:
271 set_bit(EV_REP, input->evbit);
273 if ((usage->hid & HID_USAGE) < 256) {
274 if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore;
275 map_key_clear(hid_keyboard[usage->hid & HID_USAGE]);
277 map_key(KEY_UNKNOWN);
283 code = ((usage->hid - 1) & 0xf);
285 switch (field->application) {
287 case HID_GD_POINTER: code += 0x110; break;
288 case HID_GD_JOYSTICK: code += 0x120; break;
289 case HID_GD_GAMEPAD: code += 0x130; break;
291 switch (field->physical) {
293 case HID_GD_POINTER: code += 0x110; break;
294 case HID_GD_JOYSTICK: code += 0x120; break;
295 case HID_GD_GAMEPAD: code += 0x130; break;
296 default: code += 0x100;
304 case HID_UP_SIMULATION:
306 switch (usage->hid & 0xffff) {
307 case 0xba: map_abs(ABS_RUDDER); break;
308 case 0xbb: map_abs(ABS_THROTTLE); break;
309 case 0xc4: map_abs(ABS_GAS); break;
310 case 0xc5: map_abs(ABS_BRAKE); break;
311 case 0xc8: map_abs(ABS_WHEEL); break;
312 default: goto ignore;
318 if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */
319 switch (usage->hid & 0xf) {
320 case 0x1: map_key_clear(KEY_POWER); break;
321 case 0x2: map_key_clear(KEY_SLEEP); break;
322 case 0x3: map_key_clear(KEY_WAKEUP); break;
323 default: goto unknown;
328 if ((usage->hid & 0xf0) == 0x90) { /* D-pad */
329 switch (usage->hid) {
330 case HID_GD_UP: usage->hat_dir = 1; break;
331 case HID_GD_DOWN: usage->hat_dir = 5; break;
332 case HID_GD_RIGHT: usage->hat_dir = 3; break;
333 case HID_GD_LEFT: usage->hat_dir = 7; break;
334 default: goto unknown;
337 map_abs(field->dpad);
344 switch (usage->hid) {
346 /* These usage IDs map directly to the usage codes. */
347 case HID_GD_X: case HID_GD_Y: case HID_GD_Z:
348 case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ:
349 case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL:
350 if (field->flags & HID_MAIN_ITEM_RELATIVE)
351 map_rel(usage->hid & 0xf);
353 map_abs(usage->hid & 0xf);
356 case HID_GD_HATSWITCH:
357 usage->hat_min = field->logical_minimum;
358 usage->hat_max = field->logical_maximum;
362 case HID_GD_START: map_key_clear(BTN_START); break;
363 case HID_GD_SELECT: map_key_clear(BTN_SELECT); break;
365 default: goto unknown;
371 if (((usage->hid - 1) & 0xffff) >= LED_MAX)
373 map_led((usage->hid - 1) & 0xffff);
376 case HID_UP_DIGITIZER:
378 switch (usage->hid & 0xff) {
380 case 0x30: /* TipPressure */
381 if (!test_bit(BTN_TOUCH, input->keybit)) {
382 device->quirks |= HID_QUIRK_NOTOUCH;
383 set_bit(EV_KEY, input->evbit);
384 set_bit(BTN_TOUCH, input->keybit);
387 map_abs_clear(ABS_PRESSURE);
390 case 0x32: /* InRange */
391 switch (field->physical & 0xff) {
392 case 0x21: map_key(BTN_TOOL_MOUSE); break;
393 case 0x22: map_key(BTN_TOOL_FINGER); break;
394 default: map_key(BTN_TOOL_PEN); break;
398 case 0x3c: /* Invert */
399 map_key_clear(BTN_TOOL_RUBBER);
402 case 0x33: /* Touch */
403 case 0x42: /* TipSwitch */
404 case 0x43: /* TipSwitch2 */
405 device->quirks &= ~HID_QUIRK_NOTOUCH;
406 map_key_clear(BTN_TOUCH);
409 case 0x44: /* BarrelSwitch */
410 map_key_clear(BTN_STYLUS);
413 default: goto unknown;
417 case HID_UP_CONSUMER: /* USB HUT v1.1, pages 56-62 */
419 switch (usage->hid & HID_USAGE) {
420 case 0x000: goto ignore;
421 case 0x034: map_key_clear(KEY_SLEEP); break;
422 case 0x036: map_key_clear(BTN_MISC); break;
423 case 0x045: map_key_clear(KEY_RADIO); break;
424 case 0x08a: map_key_clear(KEY_WWW); break;
425 case 0x08d: map_key_clear(KEY_PROGRAM); break;
426 case 0x095: map_key_clear(KEY_HELP); break;
427 case 0x09c: map_key_clear(KEY_CHANNELUP); break;
428 case 0x09d: map_key_clear(KEY_CHANNELDOWN); break;
429 case 0x0b0: map_key_clear(KEY_PLAY); break;
430 case 0x0b1: map_key_clear(KEY_PAUSE); break;
431 case 0x0b2: map_key_clear(KEY_RECORD); break;
432 case 0x0b3: map_key_clear(KEY_FASTFORWARD); break;
433 case 0x0b4: map_key_clear(KEY_REWIND); break;
434 case 0x0b5: map_key_clear(KEY_NEXTSONG); break;
435 case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break;
436 case 0x0b7: map_key_clear(KEY_STOPCD); break;
437 case 0x0b8: map_key_clear(KEY_EJECTCD); break;
438 case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break;
439 case 0x0e0: map_abs_clear(ABS_VOLUME); break;
440 case 0x0e2: map_key_clear(KEY_MUTE); break;
441 case 0x0e5: map_key_clear(KEY_BASSBOOST); break;
442 case 0x0e9: map_key_clear(KEY_VOLUMEUP); break;
443 case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break;
444 case 0x183: map_key_clear(KEY_CONFIG); break;
445 case 0x18a: map_key_clear(KEY_MAIL); break;
446 case 0x192: map_key_clear(KEY_CALC); break;
447 case 0x194: map_key_clear(KEY_FILE); break;
448 case 0x1a7: map_key_clear(KEY_DOCUMENTS); break;
449 case 0x201: map_key_clear(KEY_NEW); break;
450 case 0x207: map_key_clear(KEY_SAVE); break;
451 case 0x208: map_key_clear(KEY_PRINT); break;
452 case 0x209: map_key_clear(KEY_PROPS); break;
453 case 0x21a: map_key_clear(KEY_UNDO); break;
454 case 0x21b: map_key_clear(KEY_COPY); break;
455 case 0x21c: map_key_clear(KEY_CUT); break;
456 case 0x21d: map_key_clear(KEY_PASTE); break;
457 case 0x221: map_key_clear(KEY_FIND); break;
458 case 0x223: map_key_clear(KEY_HOMEPAGE); break;
459 case 0x224: map_key_clear(KEY_BACK); break;
460 case 0x225: map_key_clear(KEY_FORWARD); break;
461 case 0x226: map_key_clear(KEY_STOP); break;
462 case 0x227: map_key_clear(KEY_REFRESH); break;
463 case 0x22a: map_key_clear(KEY_BOOKMARKS); break;
464 case 0x233: map_key_clear(KEY_SCROLLUP); break;
465 case 0x234: map_key_clear(KEY_SCROLLDOWN); break;
466 case 0x238: map_rel(REL_HWHEEL); break;
467 case 0x279: map_key_clear(KEY_REDO); break;
468 case 0x289: map_key_clear(KEY_REPLY); break;
469 case 0x28b: map_key_clear(KEY_FORWARDMAIL); break;
470 case 0x28c: map_key_clear(KEY_SEND); break;
472 /* Reported on a Cherry Cymotion keyboard */
473 case 0x301: map_key_clear(KEY_PROG1); break;
474 case 0x302: map_key_clear(KEY_PROG2); break;
475 case 0x303: map_key_clear(KEY_PROG3); break;
477 default: goto ignore;
481 case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */
483 set_bit(EV_REP, input->evbit);
484 switch (usage->hid & HID_USAGE) {
485 case 0x021: map_key_clear(KEY_PRINT); break;
486 case 0x070: map_key_clear(KEY_HP); break;
487 case 0x071: map_key_clear(KEY_CAMERA); break;
488 case 0x072: map_key_clear(KEY_SOUND); break;
489 case 0x073: map_key_clear(KEY_QUESTION); break;
490 case 0x080: map_key_clear(KEY_EMAIL); break;
491 case 0x081: map_key_clear(KEY_CHAT); break;
492 case 0x082: map_key_clear(KEY_SEARCH); break;
493 case 0x083: map_key_clear(KEY_CONNECT); break;
494 case 0x084: map_key_clear(KEY_FINANCE); break;
495 case 0x085: map_key_clear(KEY_SPORT); break;
496 case 0x086: map_key_clear(KEY_SHOP); break;
497 default: goto ignore;
501 case HID_UP_MSVENDOR:
504 case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */
506 set_bit(EV_REP, input->evbit);
507 switch(usage->hid & HID_USAGE) {
509 /* The fn key on Apple PowerBooks */
510 map_key_clear(KEY_FN);
511 hidinput_pb_setup(input);
514 default: goto ignore;
518 case HID_UP_LOGIVENDOR: /* Reported on Logitech Ultra X Media Remote */
520 set_bit(EV_REP, input->evbit);
521 switch(usage->hid & HID_USAGE) {
522 case 0x004: map_key_clear(KEY_AGAIN); break;
523 case 0x00d: map_key_clear(KEY_HOME); break;
524 case 0x024: map_key_clear(KEY_SHUFFLE); break;
525 case 0x025: map_key_clear(KEY_TV); break;
526 case 0x026: map_key_clear(KEY_MENU); break;
527 case 0x031: map_key_clear(KEY_AUDIO); break;
528 case 0x032: map_key_clear(KEY_TEXT); break;
529 case 0x033: map_key_clear(KEY_LAST); break;
530 case 0x047: map_key_clear(KEY_MP3); break;
531 case 0x048: map_key_clear(KEY_DVD); break;
532 case 0x049: map_key_clear(KEY_MEDIA); break;
533 case 0x04a: map_key_clear(KEY_VIDEO); break;
534 case 0x04b: map_key_clear(KEY_ANGLE); break;
535 case 0x04c: map_key_clear(KEY_LANGUAGE); break;
536 case 0x04d: map_key_clear(KEY_SUBTITLE); break;
537 case 0x051: map_key_clear(KEY_RED); break;
538 case 0x052: map_key_clear(KEY_CLOSE); break;
539 default: goto ignore;
545 set_bit(EV_FF, input->evbit);
546 switch(usage->hid & HID_USAGE) {
547 case 0x26: map_ff_effect(FF_CONSTANT); goto ignore;
548 case 0x27: map_ff_effect(FF_RAMP); goto ignore;
549 case 0x28: map_ff_effect(FF_CUSTOM); goto ignore;
550 case 0x30: map_ff_effect(FF_SQUARE); map_ff_effect(FF_PERIODIC); goto ignore;
551 case 0x31: map_ff_effect(FF_SINE); map_ff_effect(FF_PERIODIC); goto ignore;
552 case 0x32: map_ff_effect(FF_TRIANGLE); map_ff_effect(FF_PERIODIC); goto ignore;
553 case 0x33: map_ff_effect(FF_SAW_UP); map_ff_effect(FF_PERIODIC); goto ignore;
554 case 0x34: map_ff_effect(FF_SAW_DOWN); map_ff_effect(FF_PERIODIC); goto ignore;
555 case 0x40: map_ff_effect(FF_SPRING); goto ignore;
556 case 0x41: map_ff_effect(FF_DAMPER); goto ignore;
557 case 0x42: map_ff_effect(FF_INERTIA); goto ignore;
558 case 0x43: map_ff_effect(FF_FRICTION); goto ignore;
559 case 0x7e: map_ff(FF_GAIN); break;
560 case 0x83: input->ff_effects_max = field->value[0]; goto ignore;
561 case 0x98: map_ff(FF_AUTOCENTER); break;
562 case 0xa4: map_key_clear(BTN_DEAD); break;
563 default: goto ignore;
569 if (field->report_size == 1) {
570 if (field->report->type == HID_OUTPUT_REPORT) {
577 if (field->flags & HID_MAIN_ITEM_RELATIVE) {
585 if (device->quirks & HID_QUIRK_MIGHTYMOUSE) {
586 if (usage->hid == HID_GD_Z)
588 else if (usage->code == BTN_1)
590 else if (usage->code == BTN_2)
594 if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) &&
595 (usage->type == EV_REL) && (usage->code == REL_WHEEL))
596 set_bit(REL_HWHEEL, bit);
598 if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
599 || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007)))
602 set_bit(usage->type, input->evbit);
604 while (usage->code <= max && test_and_set_bit(usage->code, bit))
605 usage->code = find_next_zero_bit(bit, max + 1, usage->code);
607 if (usage->code > max)
611 if (usage->type == EV_ABS) {
613 int a = field->logical_minimum;
614 int b = field->logical_maximum;
616 if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) {
617 a = field->logical_minimum = 0;
618 b = field->logical_maximum = 255;
621 if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK)
622 input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4);
623 else input_set_abs_params(input, usage->code, a, b, 0, 0);
627 if (usage->type == EV_ABS &&
628 (usage->hat_min < usage->hat_max || usage->hat_dir)) {
630 for (i = usage->code; i < usage->code + 2 && i <= max; i++) {
631 input_set_abs_params(input, i, -1, 1, 0, 0);
632 set_bit(i, input->absbit);
634 if (usage->hat_dir && !field->dpad)
635 field->dpad = usage->code;
639 resolv_event(usage->type, usage->code);
651 void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, struct pt_regs *regs)
653 struct input_dev *input;
654 int *quirks = &hid->quirks;
656 if (!field->hidinput)
659 input = field->hidinput->input;
661 input_regs(input, regs);
666 if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
667 || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) {
668 if (value) hid->quirks |= HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
669 else hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
673 if ((hid->quirks & HID_QUIRK_INVERT_HWHEEL) && (usage->code == REL_HWHEEL)) {
674 input_event(input, usage->type, usage->code, -value);
678 if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) {
679 input_event(input, usage->type, REL_HWHEEL, value);
683 if ((hid->quirks & HID_QUIRK_POWERBOOK_HAS_FN) && hidinput_pb_event(hid, input, usage, value))
686 if (usage->hat_min < usage->hat_max || usage->hat_dir) {
687 int hat_dir = usage->hat_dir;
689 hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1;
690 if (hat_dir < 0 || hat_dir > 8) hat_dir = 0;
691 input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x);
692 input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y);
696 if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */
697 *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT);
701 if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */
703 input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1);
706 input_event(input, usage->type, usage->code, 0);
707 input_event(input, usage->type, BTN_TOOL_RUBBER, 0);
711 if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */
712 int a = field->logical_minimum;
713 int b = field->logical_maximum;
714 input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3));
717 if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */
718 input->ff_effects_max = value;
719 dbg("Maximum Effects - %d",input->ff_effects_max);
723 if (usage->hid == (HID_UP_PID | 0x7fUL)) {
724 dbg("PID Pool Report\n");
728 if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */
731 input_event(input, usage->type, usage->code, value);
733 if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY))
734 input_event(input, usage->type, usage->code, 0);
737 void hidinput_report_event(struct hid_device *hid, struct hid_report *report)
739 struct hid_input *hidinput;
741 list_for_each_entry(hidinput, &hid->inputs, list)
742 input_sync(hidinput->input);
745 static int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field)
747 struct hid_report *report;
750 list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) {
751 for (i = 0; i < report->maxfield; i++) {
752 *field = report->field[i];
753 for (j = 0; j < (*field)->maxusage; j++)
754 if ((*field)->usage[j].type == type && (*field)->usage[j].code == code)
761 static int hidinput_input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
763 struct hid_device *hid = dev->private;
764 struct hid_field *field;
768 return hid_ff_event(hid, dev, type, code, value);
773 if ((offset = hidinput_find_field(hid, type, code, &field)) == -1) {
774 warn("event field not found");
778 hid_set_field(field, offset, value);
779 hid_submit_report(hid, field->report, USB_DIR_OUT);
784 static int hidinput_open(struct input_dev *dev)
786 struct hid_device *hid = dev->private;
787 return hid_open(hid);
790 static void hidinput_close(struct input_dev *dev)
792 struct hid_device *hid = dev->private;
797 * Register the input device; print a message.
798 * Configure the input layer interface
799 * Read all reports and initialize the absolute field values.
802 int hidinput_connect(struct hid_device *hid)
804 struct usb_device *dev = hid->dev;
805 struct hid_report *report;
806 struct hid_input *hidinput = NULL;
807 struct input_dev *input_dev;
810 INIT_LIST_HEAD(&hid->inputs);
812 for (i = 0; i < hid->maxcollection; i++)
813 if (hid->collection[i].type == HID_COLLECTION_APPLICATION ||
814 hid->collection[i].type == HID_COLLECTION_PHYSICAL)
815 if (IS_INPUT_APPLICATION(hid->collection[i].usage))
818 if (i == hid->maxcollection)
821 for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++)
822 list_for_each_entry(report, &hid->report_enum[k].report_list, list) {
824 if (!report->maxfield)
828 hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL);
829 input_dev = input_allocate_device();
830 if (!hidinput || !input_dev) {
832 input_free_device(input_dev);
833 err("Out of memory during hid input probe");
837 input_dev->private = hid;
838 input_dev->event = hidinput_input_event;
839 input_dev->open = hidinput_open;
840 input_dev->close = hidinput_close;
842 input_dev->name = hid->name;
843 input_dev->phys = hid->phys;
844 input_dev->uniq = hid->uniq;
845 usb_to_input_id(dev, &input_dev->id);
846 input_dev->cdev.dev = &hid->intf->dev;
848 hidinput->input = input_dev;
849 list_add_tail(&hidinput->list, &hid->inputs);
852 for (i = 0; i < report->maxfield; i++)
853 for (j = 0; j < report->field[i]->maxusage; j++)
854 hidinput_configure_usage(hidinput, report->field[i],
855 report->field[i]->usage + j);
857 if (hid->quirks & HID_QUIRK_MULTI_INPUT) {
858 /* This will leave hidinput NULL, so that it
859 * allocates another one if we have more inputs on
860 * the same interface. Some devices (e.g. Happ's
861 * UGCI) cram a lot of unrelated inputs into the
863 hidinput->report = report;
864 input_register_device(hidinput->input);
869 /* This only gets called when we are a single-input (most of the
870 * time). IOW, not a HID_QUIRK_MULTI_INPUT. The hid_ff_init() is
871 * only useful in this case, and not for multi-input quirks. */
874 input_register_device(hidinput->input);
880 void hidinput_disconnect(struct hid_device *hid)
882 struct hid_input *hidinput, *next;
884 list_for_each_entry_safe(hidinput, next, &hid->inputs, list) {
885 list_del(&hidinput->list);
886 input_unregister_device(hidinput->input);