xref: /linux-6.15/include/linux/input.h (revision bf74b964)
1 #ifndef _INPUT_H
2 #define _INPUT_H
3 
4 /*
5  * Copyright (c) 1999-2002 Vojtech Pavlik
6  *
7  * This program is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License version 2 as published by
9  * the Free Software Foundation.
10  */
11 
12 #ifdef __KERNEL__
13 #include <linux/time.h>
14 #include <linux/list.h>
15 #else
16 #include <sys/time.h>
17 #include <sys/ioctl.h>
18 #include <sys/types.h>
19 #include <asm/types.h>
20 #endif
21 
22 /*
23  * The event structure itself
24  */
25 
26 struct input_event {
27 	struct timeval time;
28 	__u16 type;
29 	__u16 code;
30 	__s32 value;
31 };
32 
33 /*
34  * Protocol version.
35  */
36 
37 #define EV_VERSION		0x010000
38 
39 /*
40  * IOCTLs (0x00 - 0x7f)
41  */
42 
43 struct input_id {
44 	__u16 bustype;
45 	__u16 vendor;
46 	__u16 product;
47 	__u16 version;
48 };
49 
50 struct input_absinfo {
51 	__s32 value;
52 	__s32 minimum;
53 	__s32 maximum;
54 	__s32 fuzz;
55 	__s32 flat;
56 };
57 
58 #define EVIOCGVERSION		_IOR('E', 0x01, int)			/* get driver version */
59 #define EVIOCGID		_IOR('E', 0x02, struct input_id)	/* get device ID */
60 #define EVIOCGREP		_IOR('E', 0x03, int[2])			/* get repeat settings */
61 #define EVIOCSREP		_IOW('E', 0x03, int[2])			/* set repeat settings */
62 #define EVIOCGKEYCODE		_IOR('E', 0x04, int[2])			/* get keycode */
63 #define EVIOCSKEYCODE		_IOW('E', 0x04, int[2])			/* set keycode */
64 
65 #define EVIOCGNAME(len)		_IOC(_IOC_READ, 'E', 0x06, len)		/* get device name */
66 #define EVIOCGPHYS(len)		_IOC(_IOC_READ, 'E', 0x07, len)		/* get physical location */
67 #define EVIOCGUNIQ(len)		_IOC(_IOC_READ, 'E', 0x08, len)		/* get unique identifier */
68 
69 #define EVIOCGKEY(len)		_IOC(_IOC_READ, 'E', 0x18, len)		/* get global keystate */
70 #define EVIOCGLED(len)		_IOC(_IOC_READ, 'E', 0x19, len)		/* get all LEDs */
71 #define EVIOCGSND(len)		_IOC(_IOC_READ, 'E', 0x1a, len)		/* get all sounds status */
72 #define EVIOCGSW(len)		_IOC(_IOC_READ, 'E', 0x1b, len)		/* get all switch states */
73 
74 #define EVIOCGBIT(ev,len)	_IOC(_IOC_READ, 'E', 0x20 + ev, len)	/* get event bits */
75 #define EVIOCGABS(abs)		_IOR('E', 0x40 + abs, struct input_absinfo)		/* get abs value/limits */
76 #define EVIOCSABS(abs)		_IOW('E', 0xc0 + abs, struct input_absinfo)		/* set abs value/limits */
77 
78 #define EVIOCSFF		_IOC(_IOC_WRITE, 'E', 0x80, sizeof(struct ff_effect))	/* send a force effect to a force feedback device */
79 #define EVIOCRMFF		_IOW('E', 0x81, int)			/* Erase a force effect */
80 #define EVIOCGEFFECTS		_IOR('E', 0x84, int)			/* Report number of effects playable at the same time */
81 
82 #define EVIOCGRAB		_IOW('E', 0x90, int)			/* Grab/Release device */
83 
84 /*
85  * Event types
86  */
87 
88 #define EV_SYN			0x00
89 #define EV_KEY			0x01
90 #define EV_REL			0x02
91 #define EV_ABS			0x03
92 #define EV_MSC			0x04
93 #define EV_SW			0x05
94 #define EV_LED			0x11
95 #define EV_SND			0x12
96 #define EV_REP			0x14
97 #define EV_FF			0x15
98 #define EV_PWR			0x16
99 #define EV_FF_STATUS		0x17
100 #define EV_MAX			0x1f
101 
102 /*
103  * Synchronization events.
104  */
105 
106 #define SYN_REPORT		0
107 #define SYN_CONFIG		1
108 
109 /*
110  * Keys and buttons
111  *
112  * Most of the keys/buttons are modeled after USB HUT 1.12
113  * (see http://www.usb.org/developers/hidpage).
114  * Abbreviations in the comments:
115  * AC - Application Control
116  * AL - Application Launch Button
117  * SC - System Control
118  */
119 
120 #define KEY_RESERVED		0
121 #define KEY_ESC			1
122 #define KEY_1			2
123 #define KEY_2			3
124 #define KEY_3			4
125 #define KEY_4			5
126 #define KEY_5			6
127 #define KEY_6			7
128 #define KEY_7			8
129 #define KEY_8			9
130 #define KEY_9			10
131 #define KEY_0			11
132 #define KEY_MINUS		12
133 #define KEY_EQUAL		13
134 #define KEY_BACKSPACE		14
135 #define KEY_TAB			15
136 #define KEY_Q			16
137 #define KEY_W			17
138 #define KEY_E			18
139 #define KEY_R			19
140 #define KEY_T			20
141 #define KEY_Y			21
142 #define KEY_U			22
143 #define KEY_I			23
144 #define KEY_O			24
145 #define KEY_P			25
146 #define KEY_LEFTBRACE		26
147 #define KEY_RIGHTBRACE		27
148 #define KEY_ENTER		28
149 #define KEY_LEFTCTRL		29
150 #define KEY_A			30
151 #define KEY_S			31
152 #define KEY_D			32
153 #define KEY_F			33
154 #define KEY_G			34
155 #define KEY_H			35
156 #define KEY_J			36
157 #define KEY_K			37
158 #define KEY_L			38
159 #define KEY_SEMICOLON		39
160 #define KEY_APOSTROPHE		40
161 #define KEY_GRAVE		41
162 #define KEY_LEFTSHIFT		42
163 #define KEY_BACKSLASH		43
164 #define KEY_Z			44
165 #define KEY_X			45
166 #define KEY_C			46
167 #define KEY_V			47
168 #define KEY_B			48
169 #define KEY_N			49
170 #define KEY_M			50
171 #define KEY_COMMA		51
172 #define KEY_DOT			52
173 #define KEY_SLASH		53
174 #define KEY_RIGHTSHIFT		54
175 #define KEY_KPASTERISK		55
176 #define KEY_LEFTALT		56
177 #define KEY_SPACE		57
178 #define KEY_CAPSLOCK		58
179 #define KEY_F1			59
180 #define KEY_F2			60
181 #define KEY_F3			61
182 #define KEY_F4			62
183 #define KEY_F5			63
184 #define KEY_F6			64
185 #define KEY_F7			65
186 #define KEY_F8			66
187 #define KEY_F9			67
188 #define KEY_F10			68
189 #define KEY_NUMLOCK		69
190 #define KEY_SCROLLLOCK		70
191 #define KEY_KP7			71
192 #define KEY_KP8			72
193 #define KEY_KP9			73
194 #define KEY_KPMINUS		74
195 #define KEY_KP4			75
196 #define KEY_KP5			76
197 #define KEY_KP6			77
198 #define KEY_KPPLUS		78
199 #define KEY_KP1			79
200 #define KEY_KP2			80
201 #define KEY_KP3			81
202 #define KEY_KP0			82
203 #define KEY_KPDOT		83
204 
205 #define KEY_ZENKAKUHANKAKU	85
206 #define KEY_102ND		86
207 #define KEY_F11			87
208 #define KEY_F12			88
209 #define KEY_RO			89
210 #define KEY_KATAKANA		90
211 #define KEY_HIRAGANA		91
212 #define KEY_HENKAN		92
213 #define KEY_KATAKANAHIRAGANA	93
214 #define KEY_MUHENKAN		94
215 #define KEY_KPJPCOMMA		95
216 #define KEY_KPENTER		96
217 #define KEY_RIGHTCTRL		97
218 #define KEY_KPSLASH		98
219 #define KEY_SYSRQ		99
220 #define KEY_RIGHTALT		100
221 #define KEY_LINEFEED		101
222 #define KEY_HOME		102
223 #define KEY_UP			103
224 #define KEY_PAGEUP		104
225 #define KEY_LEFT		105
226 #define KEY_RIGHT		106
227 #define KEY_END			107
228 #define KEY_DOWN		108
229 #define KEY_PAGEDOWN		109
230 #define KEY_INSERT		110
231 #define KEY_DELETE		111
232 #define KEY_MACRO		112
233 #define KEY_MUTE		113
234 #define KEY_VOLUMEDOWN		114
235 #define KEY_VOLUMEUP		115
236 #define KEY_POWER		116	/* SC System Power Down */
237 #define KEY_KPEQUAL		117
238 #define KEY_KPPLUSMINUS		118
239 #define KEY_PAUSE		119
240 
241 #define KEY_KPCOMMA		121
242 #define KEY_HANGEUL		122
243 #define KEY_HANGUEL		KEY_HANGEUL
244 #define KEY_HANJA		123
245 #define KEY_YEN			124
246 #define KEY_LEFTMETA		125
247 #define KEY_RIGHTMETA		126
248 #define KEY_COMPOSE		127
249 
250 #define KEY_STOP		128	/* AC Stop */
251 #define KEY_AGAIN		129
252 #define KEY_PROPS		130	/* AC Properties */
253 #define KEY_UNDO		131	/* AC Undo */
254 #define KEY_FRONT		132
255 #define KEY_COPY		133	/* AC Copy */
256 #define KEY_OPEN		134	/* AC Open */
257 #define KEY_PASTE		135	/* AC Paste */
258 #define KEY_FIND		136	/* AC Search */
259 #define KEY_CUT			137	/* AC Cut */
260 #define KEY_HELP		138	/* AL Integrated Help Center */
261 #define KEY_MENU		139	/* Menu (show menu) */
262 #define KEY_CALC		140	/* AL Calculator */
263 #define KEY_SETUP		141
264 #define KEY_SLEEP		142	/* SC System Sleep */
265 #define KEY_WAKEUP		143	/* System Wake Up */
266 #define KEY_FILE		144	/* AL Local Machine Browser */
267 #define KEY_SENDFILE		145
268 #define KEY_DELETEFILE		146
269 #define KEY_XFER		147
270 #define KEY_PROG1		148
271 #define KEY_PROG2		149
272 #define KEY_WWW			150	/* AL Internet Browser */
273 #define KEY_MSDOS		151
274 #define KEY_COFFEE		152	/* AL Terminal Lock/Screensaver */
275 #define KEY_SCREENLOCK		KEY_COFFEE
276 #define KEY_DIRECTION		153
277 #define KEY_CYCLEWINDOWS	154
278 #define KEY_MAIL		155
279 #define KEY_BOOKMARKS		156	/* AC Bookmarks */
280 #define KEY_COMPUTER		157
281 #define KEY_BACK		158	/* AC Back */
282 #define KEY_FORWARD		159	/* AC Forward */
283 #define KEY_CLOSECD		160
284 #define KEY_EJECTCD		161
285 #define KEY_EJECTCLOSECD	162
286 #define KEY_NEXTSONG		163
287 #define KEY_PLAYPAUSE		164
288 #define KEY_PREVIOUSSONG	165
289 #define KEY_STOPCD		166
290 #define KEY_RECORD		167
291 #define KEY_REWIND		168
292 #define KEY_PHONE		169	/* Media Select Telephone */
293 #define KEY_ISO			170
294 #define KEY_CONFIG		171	/* AL Consumer Control Configuration */
295 #define KEY_HOMEPAGE		172	/* AC Home */
296 #define KEY_REFRESH		173	/* AC Refresh */
297 #define KEY_EXIT		174	/* AC Exit */
298 #define KEY_MOVE		175
299 #define KEY_EDIT		176
300 #define KEY_SCROLLUP		177
301 #define KEY_SCROLLDOWN		178
302 #define KEY_KPLEFTPAREN		179
303 #define KEY_KPRIGHTPAREN	180
304 #define KEY_NEW			181	/* AC New */
305 #define KEY_REDO		182	/* AC Redo/Repeat */
306 
307 #define KEY_F13			183
308 #define KEY_F14			184
309 #define KEY_F15			185
310 #define KEY_F16			186
311 #define KEY_F17			187
312 #define KEY_F18			188
313 #define KEY_F19			189
314 #define KEY_F20			190
315 #define KEY_F21			191
316 #define KEY_F22			192
317 #define KEY_F23			193
318 #define KEY_F24			194
319 
320 #define KEY_PLAYCD		200
321 #define KEY_PAUSECD		201
322 #define KEY_PROG3		202
323 #define KEY_PROG4		203
324 #define KEY_SUSPEND		205
325 #define KEY_CLOSE		206	/* AC Close */
326 #define KEY_PLAY		207
327 #define KEY_FASTFORWARD		208
328 #define KEY_BASSBOOST		209
329 #define KEY_PRINT		210	/* AC Print */
330 #define KEY_HP			211
331 #define KEY_CAMERA		212
332 #define KEY_SOUND		213
333 #define KEY_QUESTION		214
334 #define KEY_EMAIL		215
335 #define KEY_CHAT		216
336 #define KEY_SEARCH		217
337 #define KEY_CONNECT		218
338 #define KEY_FINANCE		219	/* AL Checkbook/Finance */
339 #define KEY_SPORT		220
340 #define KEY_SHOP		221
341 #define KEY_ALTERASE		222
342 #define KEY_CANCEL		223	/* AC Cancel */
343 #define KEY_BRIGHTNESSDOWN	224
344 #define KEY_BRIGHTNESSUP	225
345 #define KEY_MEDIA		226
346 
347 #define KEY_SWITCHVIDEOMODE	227
348 #define KEY_KBDILLUMTOGGLE	228
349 #define KEY_KBDILLUMDOWN	229
350 #define KEY_KBDILLUMUP		230
351 
352 #define KEY_SEND		231	/* AC Send */
353 #define KEY_REPLY		232	/* AC Reply */
354 #define KEY_FORWARDMAIL		233	/* AC Forward Msg */
355 #define KEY_SAVE		234	/* AC Save */
356 #define KEY_DOCUMENTS		235
357 
358 #define KEY_BATTERY		236
359 
360 #define KEY_BLUETOOTH		237
361 #define KEY_WLAN		238
362 
363 #define KEY_UNKNOWN		240
364 
365 #define BTN_MISC		0x100
366 #define BTN_0			0x100
367 #define BTN_1			0x101
368 #define BTN_2			0x102
369 #define BTN_3			0x103
370 #define BTN_4			0x104
371 #define BTN_5			0x105
372 #define BTN_6			0x106
373 #define BTN_7			0x107
374 #define BTN_8			0x108
375 #define BTN_9			0x109
376 
377 #define BTN_MOUSE		0x110
378 #define BTN_LEFT		0x110
379 #define BTN_RIGHT		0x111
380 #define BTN_MIDDLE		0x112
381 #define BTN_SIDE		0x113
382 #define BTN_EXTRA		0x114
383 #define BTN_FORWARD		0x115
384 #define BTN_BACK		0x116
385 #define BTN_TASK		0x117
386 
387 #define BTN_JOYSTICK		0x120
388 #define BTN_TRIGGER		0x120
389 #define BTN_THUMB		0x121
390 #define BTN_THUMB2		0x122
391 #define BTN_TOP			0x123
392 #define BTN_TOP2		0x124
393 #define BTN_PINKIE		0x125
394 #define BTN_BASE		0x126
395 #define BTN_BASE2		0x127
396 #define BTN_BASE3		0x128
397 #define BTN_BASE4		0x129
398 #define BTN_BASE5		0x12a
399 #define BTN_BASE6		0x12b
400 #define BTN_DEAD		0x12f
401 
402 #define BTN_GAMEPAD		0x130
403 #define BTN_A			0x130
404 #define BTN_B			0x131
405 #define BTN_C			0x132
406 #define BTN_X			0x133
407 #define BTN_Y			0x134
408 #define BTN_Z			0x135
409 #define BTN_TL			0x136
410 #define BTN_TR			0x137
411 #define BTN_TL2			0x138
412 #define BTN_TR2			0x139
413 #define BTN_SELECT		0x13a
414 #define BTN_START		0x13b
415 #define BTN_MODE		0x13c
416 #define BTN_THUMBL		0x13d
417 #define BTN_THUMBR		0x13e
418 
419 #define BTN_DIGI		0x140
420 #define BTN_TOOL_PEN		0x140
421 #define BTN_TOOL_RUBBER		0x141
422 #define BTN_TOOL_BRUSH		0x142
423 #define BTN_TOOL_PENCIL		0x143
424 #define BTN_TOOL_AIRBRUSH	0x144
425 #define BTN_TOOL_FINGER		0x145
426 #define BTN_TOOL_MOUSE		0x146
427 #define BTN_TOOL_LENS		0x147
428 #define BTN_TOUCH		0x14a
429 #define BTN_STYLUS		0x14b
430 #define BTN_STYLUS2		0x14c
431 #define BTN_TOOL_DOUBLETAP	0x14d
432 #define BTN_TOOL_TRIPLETAP	0x14e
433 
434 #define BTN_WHEEL		0x150
435 #define BTN_GEAR_DOWN		0x150
436 #define BTN_GEAR_UP		0x151
437 
438 #define KEY_OK			0x160
439 #define KEY_SELECT		0x161
440 #define KEY_GOTO		0x162
441 #define KEY_CLEAR		0x163
442 #define KEY_POWER2		0x164
443 #define KEY_OPTION		0x165
444 #define KEY_INFO		0x166	/* AL OEM Features/Tips/Tutorial */
445 #define KEY_TIME		0x167
446 #define KEY_VENDOR		0x168
447 #define KEY_ARCHIVE		0x169
448 #define KEY_PROGRAM		0x16a	/* Media Select Program Guide */
449 #define KEY_CHANNEL		0x16b
450 #define KEY_FAVORITES		0x16c
451 #define KEY_EPG			0x16d
452 #define KEY_PVR			0x16e	/* Media Select Home */
453 #define KEY_MHP			0x16f
454 #define KEY_LANGUAGE		0x170
455 #define KEY_TITLE		0x171
456 #define KEY_SUBTITLE		0x172
457 #define KEY_ANGLE		0x173
458 #define KEY_ZOOM		0x174
459 #define KEY_MODE		0x175
460 #define KEY_KEYBOARD		0x176
461 #define KEY_SCREEN		0x177
462 #define KEY_PC			0x178	/* Media Select Computer */
463 #define KEY_TV			0x179	/* Media Select TV */
464 #define KEY_TV2			0x17a	/* Media Select Cable */
465 #define KEY_VCR			0x17b	/* Media Select VCR */
466 #define KEY_VCR2		0x17c	/* VCR Plus */
467 #define KEY_SAT			0x17d	/* Media Select Satellite */
468 #define KEY_SAT2		0x17e
469 #define KEY_CD			0x17f	/* Media Select CD */
470 #define KEY_TAPE		0x180	/* Media Select Tape */
471 #define KEY_RADIO		0x181
472 #define KEY_TUNER		0x182	/* Media Select Tuner */
473 #define KEY_PLAYER		0x183
474 #define KEY_TEXT		0x184
475 #define KEY_DVD			0x185	/* Media Select DVD */
476 #define KEY_AUX			0x186
477 #define KEY_MP3			0x187
478 #define KEY_AUDIO		0x188
479 #define KEY_VIDEO		0x189
480 #define KEY_DIRECTORY		0x18a
481 #define KEY_LIST		0x18b
482 #define KEY_MEMO		0x18c	/* Media Select Messages */
483 #define KEY_CALENDAR		0x18d
484 #define KEY_RED			0x18e
485 #define KEY_GREEN		0x18f
486 #define KEY_YELLOW		0x190
487 #define KEY_BLUE		0x191
488 #define KEY_CHANNELUP		0x192	/* Channel Increment */
489 #define KEY_CHANNELDOWN		0x193	/* Channel Decrement */
490 #define KEY_FIRST		0x194
491 #define KEY_LAST		0x195	/* Recall Last */
492 #define KEY_AB			0x196
493 #define KEY_NEXT		0x197
494 #define KEY_RESTART		0x198
495 #define KEY_SLOW		0x199
496 #define KEY_SHUFFLE		0x19a
497 #define KEY_BREAK		0x19b
498 #define KEY_PREVIOUS		0x19c
499 #define KEY_DIGITS		0x19d
500 #define KEY_TEEN		0x19e
501 #define KEY_TWEN		0x19f
502 #define KEY_VIDEOPHONE		0x1a0	/* Media Select Video Phone */
503 #define KEY_GAMES		0x1a1	/* Media Select Games */
504 #define KEY_ZOOMIN		0x1a2	/* AC Zoom In */
505 #define KEY_ZOOMOUT		0x1a3	/* AC Zoom Out */
506 #define KEY_ZOOMRESET		0x1a4	/* AC Zoom */
507 #define KEY_WORDPROCESSOR	0x1a5	/* AL Word Processor */
508 #define KEY_EDITOR		0x1a6	/* AL Text Editor */
509 #define KEY_SPREADSHEET		0x1a7	/* AL Spreadsheet */
510 #define KEY_GRAPHICSEDITOR	0x1a8	/* AL Graphics Editor */
511 #define KEY_PRESENTATION	0x1a9	/* AL Presentation App */
512 #define KEY_DATABASE		0x1aa	/* AL Database App */
513 #define KEY_NEWS		0x1ab	/* AL Newsreader */
514 #define KEY_VOICEMAIL		0x1ac	/* AL Voicemail */
515 #define KEY_ADDRESSBOOK		0x1ad	/* AL Contacts/Address Book */
516 #define KEY_MESSENGER		0x1ae	/* AL Instant Messaging */
517 #define KEY_DISPLAYTOGGLE	0x1af	/* Turn display (LCD) on and off */
518 
519 #define KEY_DEL_EOL		0x1c0
520 #define KEY_DEL_EOS		0x1c1
521 #define KEY_INS_LINE		0x1c2
522 #define KEY_DEL_LINE		0x1c3
523 
524 #define KEY_FN			0x1d0
525 #define KEY_FN_ESC		0x1d1
526 #define KEY_FN_F1		0x1d2
527 #define KEY_FN_F2		0x1d3
528 #define KEY_FN_F3		0x1d4
529 #define KEY_FN_F4		0x1d5
530 #define KEY_FN_F5		0x1d6
531 #define KEY_FN_F6		0x1d7
532 #define KEY_FN_F7		0x1d8
533 #define KEY_FN_F8		0x1d9
534 #define KEY_FN_F9		0x1da
535 #define KEY_FN_F10		0x1db
536 #define KEY_FN_F11		0x1dc
537 #define KEY_FN_F12		0x1dd
538 #define KEY_FN_1		0x1de
539 #define KEY_FN_2		0x1df
540 #define KEY_FN_D		0x1e0
541 #define KEY_FN_E		0x1e1
542 #define KEY_FN_F		0x1e2
543 #define KEY_FN_S		0x1e3
544 #define KEY_FN_B		0x1e4
545 
546 #define KEY_BRL_DOT1		0x1f1
547 #define KEY_BRL_DOT2		0x1f2
548 #define KEY_BRL_DOT3		0x1f3
549 #define KEY_BRL_DOT4		0x1f4
550 #define KEY_BRL_DOT5		0x1f5
551 #define KEY_BRL_DOT6		0x1f6
552 #define KEY_BRL_DOT7		0x1f7
553 #define KEY_BRL_DOT8		0x1f8
554 
555 /* We avoid low common keys in module aliases so they don't get huge. */
556 #define KEY_MIN_INTERESTING	KEY_MUTE
557 #define KEY_MAX			0x1ff
558 
559 /*
560  * Relative axes
561  */
562 
563 #define REL_X			0x00
564 #define REL_Y			0x01
565 #define REL_Z			0x02
566 #define REL_RX			0x03
567 #define REL_RY			0x04
568 #define REL_RZ			0x05
569 #define REL_HWHEEL		0x06
570 #define REL_DIAL		0x07
571 #define REL_WHEEL		0x08
572 #define REL_MISC		0x09
573 #define REL_MAX			0x0f
574 
575 /*
576  * Absolute axes
577  */
578 
579 #define ABS_X			0x00
580 #define ABS_Y			0x01
581 #define ABS_Z			0x02
582 #define ABS_RX			0x03
583 #define ABS_RY			0x04
584 #define ABS_RZ			0x05
585 #define ABS_THROTTLE		0x06
586 #define ABS_RUDDER		0x07
587 #define ABS_WHEEL		0x08
588 #define ABS_GAS			0x09
589 #define ABS_BRAKE		0x0a
590 #define ABS_HAT0X		0x10
591 #define ABS_HAT0Y		0x11
592 #define ABS_HAT1X		0x12
593 #define ABS_HAT1Y		0x13
594 #define ABS_HAT2X		0x14
595 #define ABS_HAT2Y		0x15
596 #define ABS_HAT3X		0x16
597 #define ABS_HAT3Y		0x17
598 #define ABS_PRESSURE		0x18
599 #define ABS_DISTANCE		0x19
600 #define ABS_TILT_X		0x1a
601 #define ABS_TILT_Y		0x1b
602 #define ABS_TOOL_WIDTH		0x1c
603 #define ABS_VOLUME		0x20
604 #define ABS_MISC		0x28
605 #define ABS_MAX			0x3f
606 
607 /*
608  * Switch events
609  */
610 
611 #define SW_LID			0x00  /* set = lid shut */
612 #define SW_TABLET_MODE		0x01  /* set = tablet mode */
613 #define SW_HEADPHONE_INSERT	0x02  /* set = inserted */
614 #define SW_RADIO		0x03  /* set = radio enabled */
615 #define SW_MAX			0x0f
616 
617 /*
618  * Misc events
619  */
620 
621 #define MSC_SERIAL		0x00
622 #define MSC_PULSELED		0x01
623 #define MSC_GESTURE		0x02
624 #define MSC_RAW			0x03
625 #define MSC_SCAN		0x04
626 #define MSC_MAX			0x07
627 
628 /*
629  * LEDs
630  */
631 
632 #define LED_NUML		0x00
633 #define LED_CAPSL		0x01
634 #define LED_SCROLLL		0x02
635 #define LED_COMPOSE		0x03
636 #define LED_KANA		0x04
637 #define LED_SLEEP		0x05
638 #define LED_SUSPEND		0x06
639 #define LED_MUTE		0x07
640 #define LED_MISC		0x08
641 #define LED_MAIL		0x09
642 #define LED_CHARGING		0x0a
643 #define LED_MAX			0x0f
644 
645 /*
646  * Autorepeat values
647  */
648 
649 #define REP_DELAY		0x00
650 #define REP_PERIOD		0x01
651 #define REP_MAX			0x01
652 
653 /*
654  * Sounds
655  */
656 
657 #define SND_CLICK		0x00
658 #define SND_BELL		0x01
659 #define SND_TONE		0x02
660 #define SND_MAX			0x07
661 
662 /*
663  * IDs.
664  */
665 
666 #define ID_BUS			0
667 #define ID_VENDOR		1
668 #define ID_PRODUCT		2
669 #define ID_VERSION		3
670 
671 #define BUS_PCI			0x01
672 #define BUS_ISAPNP		0x02
673 #define BUS_USB			0x03
674 #define BUS_HIL			0x04
675 #define BUS_BLUETOOTH		0x05
676 #define BUS_VIRTUAL		0x06
677 
678 #define BUS_ISA			0x10
679 #define BUS_I8042		0x11
680 #define BUS_XTKBD		0x12
681 #define BUS_RS232		0x13
682 #define BUS_GAMEPORT		0x14
683 #define BUS_PARPORT		0x15
684 #define BUS_AMIGA		0x16
685 #define BUS_ADB			0x17
686 #define BUS_I2C			0x18
687 #define BUS_HOST		0x19
688 #define BUS_GSC			0x1A
689 #define BUS_ATARI		0x1B
690 
691 /*
692  * Values describing the status of a force-feedback effect
693  */
694 #define FF_STATUS_STOPPED	0x00
695 #define FF_STATUS_PLAYING	0x01
696 #define FF_STATUS_MAX		0x01
697 
698 /*
699  * Structures used in ioctls to upload effects to a device
700  * They are pieces of a bigger structure (called ff_effect)
701  */
702 
703 /*
704  * All duration values are expressed in ms. Values above 32767 ms (0x7fff)
705  * should not be used and have unspecified results.
706  */
707 
708 /**
709  * struct ff_replay - defines scheduling of the force-feedback effect
710  * @length: duration of the effect
711  * @delay: delay before effect should start playing
712  */
713 struct ff_replay {
714 	__u16 length;
715 	__u16 delay;
716 };
717 
718 /**
719  * struct ff_trigger - defines what triggers the force-feedback effect
720  * @button: number of the button triggering the effect
721  * @interval: controls how soon the effect can be re-triggered
722  */
723 struct ff_trigger {
724 	__u16 button;
725 	__u16 interval;
726 };
727 
728 /**
729  * struct ff_envelope - generic force-feedback effect envelope
730  * @attack_length: duration of the attack (ms)
731  * @attack_level: level at the beginning of the attack
732  * @fade_length: duration of fade (ms)
733  * @fade_level: level at the end of fade
734  *
735  * The @attack_level and @fade_level are absolute values; when applying
736  * envelope force-feedback core will convert to positive/negative
737  * value based on polarity of the default level of the effect.
738  * Valid range for the attack and fade levels is 0x0000 - 0x7fff
739  */
740 struct ff_envelope {
741 	__u16 attack_length;
742 	__u16 attack_level;
743 	__u16 fade_length;
744 	__u16 fade_level;
745 };
746 
747 /**
748  * struct ff_constant_effect - defines parameters of a constant force-feedback effect
749  * @level: strength of the effect; may be negative
750  * @envelope: envelope data
751  */
752 struct ff_constant_effect {
753 	__s16 level;
754 	struct ff_envelope envelope;
755 };
756 
757 /**
758  * struct ff_ramp_effect - defines parameters of a ramp force-feedback effect
759  * @start_level: beginning strength of the effect; may be negative
760  * @end_level: final strength of the effect; may be negative
761  * @envelope: envelope data
762  */
763 struct ff_ramp_effect {
764 	__s16 start_level;
765 	__s16 end_level;
766 	struct ff_envelope envelope;
767 };
768 
769 /**
770  * struct ff_condition_effect - defines a spring or friction force-feedback effect
771  * @right_saturation: maximum level when joystick moved all way to the right
772  * @left_saturation: same for the left side
773  * @right_coeff: controls how fast the force grows when the joystick moves
774  *	to the right
775  * @left_coeff: same for the left side
776  * @deadband: size of the dead zone, where no force is produced
777  * @center: position of the dead zone
778  */
779 struct ff_condition_effect {
780 	__u16 right_saturation;
781 	__u16 left_saturation;
782 
783 	__s16 right_coeff;
784 	__s16 left_coeff;
785 
786 	__u16 deadband;
787 	__s16 center;
788 };
789 
790 /**
791  * struct ff_periodic_effect - defines parameters of a periodic force-feedback effect
792  * @waveform: kind of the effect (wave)
793  * @period: period of the wave (ms)
794  * @magnitude: peak value
795  * @offset: mean value of the wave (roughly)
796  * @phase: 'horizontal' shift
797  * @envelope: envelope data
798  * @custom_len: number of samples (FF_CUSTOM only)
799  * @custom_data: buffer of samples (FF_CUSTOM only)
800  *
801  * Known waveforms - FF_SQUARE, FF_TRIANGLE, FF_SINE, FF_SAW_UP,
802  * FF_SAW_DOWN, FF_CUSTOM. The exact syntax FF_CUSTOM is undefined
803  * for the time being as no driver supports it yet.
804  *
805  * Note: the data pointed by custom_data is copied by the driver.
806  * You can therefore dispose of the memory after the upload/update.
807  */
808 struct ff_periodic_effect {
809 	__u16 waveform;
810 	__u16 period;
811 	__s16 magnitude;
812 	__s16 offset;
813 	__u16 phase;
814 
815 	struct ff_envelope envelope;
816 
817 	__u32 custom_len;
818 	__s16 *custom_data;
819 };
820 
821 /**
822  * struct ff_rumble_effect - defines parameters of a periodic force-feedback effect
823  * @strong_magnitude: magnitude of the heavy motor
824  * @weak_magnitude: magnitude of the light one
825  *
826  * Some rumble pads have two motors of different weight. Strong_magnitude
827  * represents the magnitude of the vibration generated by the heavy one.
828  */
829 struct ff_rumble_effect {
830 	__u16 strong_magnitude;
831 	__u16 weak_magnitude;
832 };
833 
834 /**
835  * struct ff_effect - defines force feedback effect
836  * @type: type of the effect (FF_CONSTANT, FF_PERIODIC, FF_RAMP, FF_SPRING,
837  *	FF_FRICTION, FF_DAMPER, FF_RUMBLE, FF_INERTIA, or FF_CUSTOM)
838  * @id: an unique id assigned to an effect
839  * @direction: direction of the effect
840  * @trigger: trigger conditions (struct ff_trigger)
841  * @replay: scheduling of the effect (struct ff_replay)
842  * @u: effect-specific structure (one of ff_constant_effect, ff_ramp_effect,
843  *	ff_periodic_effect, ff_condition_effect, ff_rumble_effect) further
844  *	defining effect parameters
845  *
846  * This structure is sent through ioctl from the application to the driver.
847  * To create a new effect aplication should set its @id to -1; the kernel
848  * will return assigned @id which can later be used to update or delete
849  * this effect.
850  *
851  * Direction of the effect is encoded as follows:
852  *	0 deg -> 0x0000 (down)
853  *	90 deg -> 0x4000 (left)
854  *	180 deg -> 0x8000 (up)
855  *	270 deg -> 0xC000 (right)
856  */
857 struct ff_effect {
858 	__u16 type;
859 	__s16 id;
860 	__u16 direction;
861 	struct ff_trigger trigger;
862 	struct ff_replay replay;
863 
864 	union {
865 		struct ff_constant_effect constant;
866 		struct ff_ramp_effect ramp;
867 		struct ff_periodic_effect periodic;
868 		struct ff_condition_effect condition[2]; /* One for each axis */
869 		struct ff_rumble_effect rumble;
870 	} u;
871 };
872 
873 /*
874  * Force feedback effect types
875  */
876 
877 #define FF_RUMBLE	0x50
878 #define FF_PERIODIC	0x51
879 #define FF_CONSTANT	0x52
880 #define FF_SPRING	0x53
881 #define FF_FRICTION	0x54
882 #define FF_DAMPER	0x55
883 #define FF_INERTIA	0x56
884 #define FF_RAMP		0x57
885 
886 #define FF_EFFECT_MIN	FF_RUMBLE
887 #define FF_EFFECT_MAX	FF_RAMP
888 
889 /*
890  * Force feedback periodic effect types
891  */
892 
893 #define FF_SQUARE	0x58
894 #define FF_TRIANGLE	0x59
895 #define FF_SINE		0x5a
896 #define FF_SAW_UP	0x5b
897 #define FF_SAW_DOWN	0x5c
898 #define FF_CUSTOM	0x5d
899 
900 #define FF_WAVEFORM_MIN	FF_SQUARE
901 #define FF_WAVEFORM_MAX	FF_CUSTOM
902 
903 /*
904  * Set ff device properties
905  */
906 
907 #define FF_GAIN		0x60
908 #define FF_AUTOCENTER	0x61
909 
910 #define FF_MAX		0x7f
911 
912 #ifdef __KERNEL__
913 
914 /*
915  * In-kernel definitions.
916  */
917 
918 #include <linux/device.h>
919 #include <linux/fs.h>
920 #include <linux/timer.h>
921 #include <linux/mod_devicetable.h>
922 
923 #define NBITS(x) (((x)/BITS_PER_LONG)+1)
924 #define BIT(x)	(1UL<<((x)%BITS_PER_LONG))
925 #define LONG(x) ((x)/BITS_PER_LONG)
926 
927 struct input_dev {
928 
929 	void *private;
930 
931 	const char *name;
932 	const char *phys;
933 	const char *uniq;
934 	struct input_id id;
935 
936 	unsigned long evbit[NBITS(EV_MAX)];
937 	unsigned long keybit[NBITS(KEY_MAX)];
938 	unsigned long relbit[NBITS(REL_MAX)];
939 	unsigned long absbit[NBITS(ABS_MAX)];
940 	unsigned long mscbit[NBITS(MSC_MAX)];
941 	unsigned long ledbit[NBITS(LED_MAX)];
942 	unsigned long sndbit[NBITS(SND_MAX)];
943 	unsigned long ffbit[NBITS(FF_MAX)];
944 	unsigned long swbit[NBITS(SW_MAX)];
945 
946 	unsigned int keycodemax;
947 	unsigned int keycodesize;
948 	void *keycode;
949 	int (*setkeycode)(struct input_dev *dev, int scancode, int keycode);
950 	int (*getkeycode)(struct input_dev *dev, int scancode, int *keycode);
951 
952 	struct ff_device *ff;
953 
954 	unsigned int repeat_key;
955 	struct timer_list timer;
956 
957 	int state;
958 
959 	int sync;
960 
961 	int abs[ABS_MAX + 1];
962 	int rep[REP_MAX + 1];
963 
964 	unsigned long key[NBITS(KEY_MAX)];
965 	unsigned long led[NBITS(LED_MAX)];
966 	unsigned long snd[NBITS(SND_MAX)];
967 	unsigned long sw[NBITS(SW_MAX)];
968 
969 	int absmax[ABS_MAX + 1];
970 	int absmin[ABS_MAX + 1];
971 	int absfuzz[ABS_MAX + 1];
972 	int absflat[ABS_MAX + 1];
973 
974 	int (*open)(struct input_dev *dev);
975 	void (*close)(struct input_dev *dev);
976 	int (*flush)(struct input_dev *dev, struct file *file);
977 	int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value);
978 
979 	struct input_handle *grab;
980 
981 	struct mutex mutex;	/* serializes open and close operations */
982 	unsigned int users;
983 
984 	struct class_device cdev;
985 	union {			/* temporarily so while we switching to struct device */
986 		struct device *parent;
987 	} dev;
988 
989 	struct list_head	h_list;
990 	struct list_head	node;
991 };
992 #define to_input_dev(d) container_of(d, struct input_dev, cdev)
993 
994 /*
995  * Verify that we are in sync with input_device_id mod_devicetable.h #defines
996  */
997 
998 #if EV_MAX != INPUT_DEVICE_ID_EV_MAX
999 #error "EV_MAX and INPUT_DEVICE_ID_EV_MAX do not match"
1000 #endif
1001 
1002 #if KEY_MIN_INTERESTING != INPUT_DEVICE_ID_KEY_MIN_INTERESTING
1003 #error "KEY_MIN_INTERESTING and INPUT_DEVICE_ID_KEY_MIN_INTERESTING do not match"
1004 #endif
1005 
1006 #if KEY_MAX != INPUT_DEVICE_ID_KEY_MAX
1007 #error "KEY_MAX and INPUT_DEVICE_ID_KEY_MAX do not match"
1008 #endif
1009 
1010 #if REL_MAX != INPUT_DEVICE_ID_REL_MAX
1011 #error "REL_MAX and INPUT_DEVICE_ID_REL_MAX do not match"
1012 #endif
1013 
1014 #if ABS_MAX != INPUT_DEVICE_ID_ABS_MAX
1015 #error "ABS_MAX and INPUT_DEVICE_ID_ABS_MAX do not match"
1016 #endif
1017 
1018 #if MSC_MAX != INPUT_DEVICE_ID_MSC_MAX
1019 #error "MSC_MAX and INPUT_DEVICE_ID_MSC_MAX do not match"
1020 #endif
1021 
1022 #if LED_MAX != INPUT_DEVICE_ID_LED_MAX
1023 #error "LED_MAX and INPUT_DEVICE_ID_LED_MAX do not match"
1024 #endif
1025 
1026 #if SND_MAX != INPUT_DEVICE_ID_SND_MAX
1027 #error "SND_MAX and INPUT_DEVICE_ID_SND_MAX do not match"
1028 #endif
1029 
1030 #if FF_MAX != INPUT_DEVICE_ID_FF_MAX
1031 #error "FF_MAX and INPUT_DEVICE_ID_FF_MAX do not match"
1032 #endif
1033 
1034 #if SW_MAX != INPUT_DEVICE_ID_SW_MAX
1035 #error "SW_MAX and INPUT_DEVICE_ID_SW_MAX do not match"
1036 #endif
1037 
1038 #define INPUT_DEVICE_ID_MATCH_DEVICE \
1039 	(INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT)
1040 #define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION \
1041 	(INPUT_DEVICE_ID_MATCH_DEVICE | INPUT_DEVICE_ID_MATCH_VERSION)
1042 
1043 struct input_handle;
1044 
1045 /**
1046  * struct input_handler - implements one of interfaces for input devices
1047  * @private: driver-specific data
1048  * @event: event handler
1049  * @connect: called when attaching a handler to an input device
1050  * @disconnect: disconnects a handler from input device
1051  * @start: starts handler for given handle. This function is called by
1052  *	input core right after connect() method and also when a process
1053  *	that "grabbed" a device releases it
1054  * @fops: file operations this driver implements
1055  * @minor: beginning of range of 32 minors for devices this driver
1056  *	can provide
1057  * @name: name of the handler, to be shown in /proc/bus/input/handlers
1058  * @id_table: pointer to a table of input_device_ids this driver can
1059  *	handle
1060  * @blacklist: prointer to a table of input_device_ids this driver should
1061  *	ignore even if they match @id_table
1062  * @h_list: list of input handles associated with the handler
1063  * @node: for placing the driver onto input_handler_list
1064  */
1065 struct input_handler {
1066 
1067 	void *private;
1068 
1069 	void (*event)(struct input_handle *handle, unsigned int type, unsigned int code, int value);
1070 	int (*connect)(struct input_handler *handler, struct input_dev *dev, const struct input_device_id *id);
1071 	void (*disconnect)(struct input_handle *handle);
1072 	void (*start)(struct input_handle *handle);
1073 
1074 	const struct file_operations *fops;
1075 	int minor;
1076 	const char *name;
1077 
1078 	const struct input_device_id *id_table;
1079 	const struct input_device_id *blacklist;
1080 
1081 	struct list_head	h_list;
1082 	struct list_head	node;
1083 };
1084 
1085 struct input_handle {
1086 
1087 	void *private;
1088 
1089 	int open;
1090 	const char *name;
1091 
1092 	struct input_dev *dev;
1093 	struct input_handler *handler;
1094 
1095 	struct list_head	d_node;
1096 	struct list_head	h_node;
1097 };
1098 
1099 #define to_dev(n) container_of(n,struct input_dev,node)
1100 #define to_handler(n) container_of(n,struct input_handler,node)
1101 #define to_handle(n) container_of(n,struct input_handle,d_node)
1102 #define to_handle_h(n) container_of(n,struct input_handle,h_node)
1103 
1104 struct input_dev *input_allocate_device(void);
1105 void input_free_device(struct input_dev *dev);
1106 
1107 static inline struct input_dev *input_get_device(struct input_dev *dev)
1108 {
1109 	return to_input_dev(class_device_get(&dev->cdev));
1110 }
1111 
1112 static inline void input_put_device(struct input_dev *dev)
1113 {
1114 	class_device_put(&dev->cdev);
1115 }
1116 
1117 static inline void *input_get_drvdata(struct input_dev *dev)
1118 {
1119 	return dev->private;
1120 }
1121 
1122 static inline void input_set_drvdata(struct input_dev *dev, void *data)
1123 {
1124 	dev->private = data;
1125 }
1126 
1127 int input_register_device(struct input_dev *);
1128 void input_unregister_device(struct input_dev *);
1129 
1130 int input_register_handler(struct input_handler *);
1131 void input_unregister_handler(struct input_handler *);
1132 
1133 int input_register_handle(struct input_handle *);
1134 void input_unregister_handle(struct input_handle *);
1135 
1136 int input_grab_device(struct input_handle *);
1137 void input_release_device(struct input_handle *);
1138 
1139 int input_open_device(struct input_handle *);
1140 void input_close_device(struct input_handle *);
1141 
1142 int input_flush_device(struct input_handle* handle, struct file* file);
1143 
1144 void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value);
1145 void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value);
1146 
1147 static inline void input_report_key(struct input_dev *dev, unsigned int code, int value)
1148 {
1149 	input_event(dev, EV_KEY, code, !!value);
1150 }
1151 
1152 static inline void input_report_rel(struct input_dev *dev, unsigned int code, int value)
1153 {
1154 	input_event(dev, EV_REL, code, value);
1155 }
1156 
1157 static inline void input_report_abs(struct input_dev *dev, unsigned int code, int value)
1158 {
1159 	input_event(dev, EV_ABS, code, value);
1160 }
1161 
1162 static inline void input_report_ff_status(struct input_dev *dev, unsigned int code, int value)
1163 {
1164 	input_event(dev, EV_FF_STATUS, code, value);
1165 }
1166 
1167 static inline void input_report_switch(struct input_dev *dev, unsigned int code, int value)
1168 {
1169 	input_event(dev, EV_SW, code, !!value);
1170 }
1171 
1172 static inline void input_sync(struct input_dev *dev)
1173 {
1174 	input_event(dev, EV_SYN, SYN_REPORT, 0);
1175 }
1176 
1177 void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code);
1178 
1179 static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat)
1180 {
1181 	dev->absmin[axis] = min;
1182 	dev->absmax[axis] = max;
1183 	dev->absfuzz[axis] = fuzz;
1184 	dev->absflat[axis] = flat;
1185 
1186 	dev->absbit[LONG(axis)] |= BIT(axis);
1187 }
1188 
1189 extern struct class input_class;
1190 
1191 /**
1192  * struct ff_device - force-feedback part of an input device
1193  * @upload: Called to upload an new effect into device
1194  * @erase: Called to erase an effect from device
1195  * @playback: Called to request device to start playing specified effect
1196  * @set_gain: Called to set specified gain
1197  * @set_autocenter: Called to auto-center device
1198  * @destroy: called by input core when parent input device is being
1199  *	destroyed
1200  * @private: driver-specific data, will be freed automatically
1201  * @ffbit: bitmap of force feedback capabilities truly supported by
1202  *	device (not emulated like ones in input_dev->ffbit)
1203  * @mutex: mutex for serializing access to the device
1204  * @max_effects: maximum number of effects supported by device
1205  * @effects: pointer to an array of effects currently loaded into device
1206  * @effect_owners: array of effect owners; when file handle owning
1207  *	an effect gets closed the effcet is automatically erased
1208  *
1209  * Every force-feedback device must implement upload() and playback()
1210  * methods; erase() is optional. set_gain() and set_autocenter() need
1211  * only be implemented if driver sets up FF_GAIN and FF_AUTOCENTER
1212  * bits.
1213  */
1214 struct ff_device {
1215 	int (*upload)(struct input_dev *dev, struct ff_effect *effect,
1216 		      struct ff_effect *old);
1217 	int (*erase)(struct input_dev *dev, int effect_id);
1218 
1219 	int (*playback)(struct input_dev *dev, int effect_id, int value);
1220 	void (*set_gain)(struct input_dev *dev, u16 gain);
1221 	void (*set_autocenter)(struct input_dev *dev, u16 magnitude);
1222 
1223 	void (*destroy)(struct ff_device *);
1224 
1225 	void *private;
1226 
1227 	unsigned long ffbit[NBITS(FF_MAX)];
1228 
1229 	struct mutex mutex;
1230 
1231 	int max_effects;
1232 	struct ff_effect *effects;
1233 	struct file *effect_owners[];
1234 };
1235 
1236 int input_ff_create(struct input_dev *dev, int max_effects);
1237 void input_ff_destroy(struct input_dev *dev);
1238 
1239 int input_ff_event(struct input_dev *dev, unsigned int type, unsigned int code, int value);
1240 
1241 int input_ff_upload(struct input_dev *dev, struct ff_effect *effect, struct file *file);
1242 int input_ff_erase(struct input_dev *dev, int effect_id, struct file *file);
1243 
1244 int input_ff_create_memless(struct input_dev *dev, void *data,
1245 		int (*play_effect)(struct input_dev *, void *, struct ff_effect *));
1246 
1247 #endif
1248 #endif
1249