xref: /linux-6.15/include/linux/input.h (revision 1da177e4)
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 <asm/types.h>
19 #endif
20 
21 /*
22  * The event structure itself
23  */
24 
25 struct input_event {
26 	struct timeval time;
27 	__u16 type;
28 	__u16 code;
29 	__s32 value;
30 };
31 
32 /*
33  * Protocol version.
34  */
35 
36 #define EV_VERSION		0x010000
37 
38 /*
39  * IOCTLs (0x00 - 0x7f)
40  */
41 
42 struct input_id {
43 	__u16 bustype;
44 	__u16 vendor;
45 	__u16 product;
46 	__u16 version;
47 };
48 
49 struct input_absinfo {
50 	__s32 value;
51 	__s32 minimum;
52 	__s32 maximum;
53 	__s32 fuzz;
54 	__s32 flat;
55 };
56 
57 #define EVIOCGVERSION		_IOR('E', 0x01, int)			/* get driver version */
58 #define EVIOCGID		_IOR('E', 0x02, struct input_id)	/* get device ID */
59 #define EVIOCGKEYCODE		_IOR('E', 0x04, int[2])			/* get keycode */
60 #define EVIOCSKEYCODE		_IOW('E', 0x04, int[2])			/* set keycode */
61 
62 #define EVIOCGNAME(len)		_IOC(_IOC_READ, 'E', 0x06, len)		/* get device name */
63 #define EVIOCGPHYS(len)		_IOC(_IOC_READ, 'E', 0x07, len)		/* get physical location */
64 #define EVIOCGUNIQ(len)		_IOC(_IOC_READ, 'E', 0x08, len)		/* get unique identifier */
65 
66 #define EVIOCGKEY(len)		_IOC(_IOC_READ, 'E', 0x18, len)		/* get global keystate */
67 #define EVIOCGLED(len)		_IOC(_IOC_READ, 'E', 0x19, len)		/* get all LEDs */
68 #define EVIOCGSND(len)		_IOC(_IOC_READ, 'E', 0x1a, len)		/* get all sounds status */
69 
70 #define EVIOCGBIT(ev,len)	_IOC(_IOC_READ, 'E', 0x20 + ev, len)	/* get event bits */
71 #define EVIOCGABS(abs)		_IOR('E', 0x40 + abs, struct input_absinfo)		/* get abs value/limits */
72 #define EVIOCSABS(abs)		_IOW('E', 0xc0 + abs, struct input_absinfo)		/* set abs value/limits */
73 
74 #define EVIOCSFF		_IOC(_IOC_WRITE, 'E', 0x80, sizeof(struct ff_effect))	/* send a force effect to a force feedback device */
75 #define EVIOCRMFF		_IOW('E', 0x81, int)			/* Erase a force effect */
76 #define EVIOCGEFFECTS		_IOR('E', 0x84, int)			/* Report number of effects playable at the same time */
77 
78 #define EVIOCGRAB		_IOW('E', 0x90, int)			/* Grab/Release device */
79 
80 /*
81  * Event types
82  */
83 
84 #define EV_SYN			0x00
85 #define EV_KEY			0x01
86 #define EV_REL			0x02
87 #define EV_ABS			0x03
88 #define EV_MSC			0x04
89 #define EV_LED			0x11
90 #define EV_SND			0x12
91 #define EV_REP			0x14
92 #define EV_FF			0x15
93 #define EV_PWR			0x16
94 #define EV_FF_STATUS		0x17
95 #define EV_MAX			0x1f
96 
97 /*
98  * Synchronization events.
99  */
100 
101 #define SYN_REPORT		0
102 #define SYN_CONFIG		1
103 
104 /*
105  * Keys and buttons
106  */
107 
108 #define KEY_RESERVED		0
109 #define KEY_ESC			1
110 #define KEY_1			2
111 #define KEY_2			3
112 #define KEY_3			4
113 #define KEY_4			5
114 #define KEY_5			6
115 #define KEY_6			7
116 #define KEY_7			8
117 #define KEY_8			9
118 #define KEY_9			10
119 #define KEY_0			11
120 #define KEY_MINUS		12
121 #define KEY_EQUAL		13
122 #define KEY_BACKSPACE		14
123 #define KEY_TAB			15
124 #define KEY_Q			16
125 #define KEY_W			17
126 #define KEY_E			18
127 #define KEY_R			19
128 #define KEY_T			20
129 #define KEY_Y			21
130 #define KEY_U			22
131 #define KEY_I			23
132 #define KEY_O			24
133 #define KEY_P			25
134 #define KEY_LEFTBRACE		26
135 #define KEY_RIGHTBRACE		27
136 #define KEY_ENTER		28
137 #define KEY_LEFTCTRL		29
138 #define KEY_A			30
139 #define KEY_S			31
140 #define KEY_D			32
141 #define KEY_F			33
142 #define KEY_G			34
143 #define KEY_H			35
144 #define KEY_J			36
145 #define KEY_K			37
146 #define KEY_L			38
147 #define KEY_SEMICOLON		39
148 #define KEY_APOSTROPHE		40
149 #define KEY_GRAVE		41
150 #define KEY_LEFTSHIFT		42
151 #define KEY_BACKSLASH		43
152 #define KEY_Z			44
153 #define KEY_X			45
154 #define KEY_C			46
155 #define KEY_V			47
156 #define KEY_B			48
157 #define KEY_N			49
158 #define KEY_M			50
159 #define KEY_COMMA		51
160 #define KEY_DOT			52
161 #define KEY_SLASH		53
162 #define KEY_RIGHTSHIFT		54
163 #define KEY_KPASTERISK		55
164 #define KEY_LEFTALT		56
165 #define KEY_SPACE		57
166 #define KEY_CAPSLOCK		58
167 #define KEY_F1			59
168 #define KEY_F2			60
169 #define KEY_F3			61
170 #define KEY_F4			62
171 #define KEY_F5			63
172 #define KEY_F6			64
173 #define KEY_F7			65
174 #define KEY_F8			66
175 #define KEY_F9			67
176 #define KEY_F10			68
177 #define KEY_NUMLOCK		69
178 #define KEY_SCROLLLOCK		70
179 #define KEY_KP7			71
180 #define KEY_KP8			72
181 #define KEY_KP9			73
182 #define KEY_KPMINUS		74
183 #define KEY_KP4			75
184 #define KEY_KP5			76
185 #define KEY_KP6			77
186 #define KEY_KPPLUS		78
187 #define KEY_KP1			79
188 #define KEY_KP2			80
189 #define KEY_KP3			81
190 #define KEY_KP0			82
191 #define KEY_KPDOT		83
192 
193 #define KEY_ZENKAKUHANKAKU	85
194 #define KEY_102ND		86
195 #define KEY_F11			87
196 #define KEY_F12			88
197 #define KEY_RO			89
198 #define KEY_KATAKANA		90
199 #define KEY_HIRAGANA		91
200 #define KEY_HENKAN		92
201 #define KEY_KATAKANAHIRAGANA	93
202 #define KEY_MUHENKAN		94
203 #define KEY_KPJPCOMMA		95
204 #define KEY_KPENTER		96
205 #define KEY_RIGHTCTRL		97
206 #define KEY_KPSLASH		98
207 #define KEY_SYSRQ		99
208 #define KEY_RIGHTALT		100
209 #define KEY_LINEFEED		101
210 #define KEY_HOME		102
211 #define KEY_UP			103
212 #define KEY_PAGEUP		104
213 #define KEY_LEFT		105
214 #define KEY_RIGHT		106
215 #define KEY_END			107
216 #define KEY_DOWN		108
217 #define KEY_PAGEDOWN		109
218 #define KEY_INSERT		110
219 #define KEY_DELETE		111
220 #define KEY_MACRO		112
221 #define KEY_MUTE		113
222 #define KEY_VOLUMEDOWN		114
223 #define KEY_VOLUMEUP		115
224 #define KEY_POWER		116
225 #define KEY_KPEQUAL		117
226 #define KEY_KPPLUSMINUS		118
227 #define KEY_PAUSE		119
228 
229 #define KEY_KPCOMMA		121
230 #define KEY_HANGUEL		122
231 #define KEY_HANJA		123
232 #define KEY_YEN			124
233 #define KEY_LEFTMETA		125
234 #define KEY_RIGHTMETA		126
235 #define KEY_COMPOSE		127
236 
237 #define KEY_STOP		128
238 #define KEY_AGAIN		129
239 #define KEY_PROPS		130
240 #define KEY_UNDO		131
241 #define KEY_FRONT		132
242 #define KEY_COPY		133
243 #define KEY_OPEN		134
244 #define KEY_PASTE		135
245 #define KEY_FIND		136
246 #define KEY_CUT			137
247 #define KEY_HELP		138
248 #define KEY_MENU		139
249 #define KEY_CALC		140
250 #define KEY_SETUP		141
251 #define KEY_SLEEP		142
252 #define KEY_WAKEUP		143
253 #define KEY_FILE		144
254 #define KEY_SENDFILE		145
255 #define KEY_DELETEFILE		146
256 #define KEY_XFER		147
257 #define KEY_PROG1		148
258 #define KEY_PROG2		149
259 #define KEY_WWW			150
260 #define KEY_MSDOS		151
261 #define KEY_COFFEE		152
262 #define KEY_DIRECTION		153
263 #define KEY_CYCLEWINDOWS	154
264 #define KEY_MAIL		155
265 #define KEY_BOOKMARKS		156
266 #define KEY_COMPUTER		157
267 #define KEY_BACK		158
268 #define KEY_FORWARD		159
269 #define KEY_CLOSECD		160
270 #define KEY_EJECTCD		161
271 #define KEY_EJECTCLOSECD	162
272 #define KEY_NEXTSONG		163
273 #define KEY_PLAYPAUSE		164
274 #define KEY_PREVIOUSSONG	165
275 #define KEY_STOPCD		166
276 #define KEY_RECORD		167
277 #define KEY_REWIND		168
278 #define KEY_PHONE		169
279 #define KEY_ISO			170
280 #define KEY_CONFIG		171
281 #define KEY_HOMEPAGE		172
282 #define KEY_REFRESH		173
283 #define KEY_EXIT		174
284 #define KEY_MOVE		175
285 #define KEY_EDIT		176
286 #define KEY_SCROLLUP		177
287 #define KEY_SCROLLDOWN		178
288 #define KEY_KPLEFTPAREN		179
289 #define KEY_KPRIGHTPAREN	180
290 
291 #define KEY_F13			183
292 #define KEY_F14			184
293 #define KEY_F15			185
294 #define KEY_F16			186
295 #define KEY_F17			187
296 #define KEY_F18			188
297 #define KEY_F19			189
298 #define KEY_F20			190
299 #define KEY_F21			191
300 #define KEY_F22			192
301 #define KEY_F23			193
302 #define KEY_F24			194
303 
304 #define KEY_PLAYCD		200
305 #define KEY_PAUSECD		201
306 #define KEY_PROG3		202
307 #define KEY_PROG4		203
308 #define KEY_SUSPEND		205
309 #define KEY_CLOSE		206
310 #define KEY_PLAY		207
311 #define KEY_FASTFORWARD		208
312 #define KEY_BASSBOOST		209
313 #define KEY_PRINT		210
314 #define KEY_HP			211
315 #define KEY_CAMERA		212
316 #define KEY_SOUND		213
317 #define KEY_QUESTION		214
318 #define KEY_EMAIL		215
319 #define KEY_CHAT		216
320 #define KEY_SEARCH		217
321 #define KEY_CONNECT		218
322 #define KEY_FINANCE		219
323 #define KEY_SPORT		220
324 #define KEY_SHOP		221
325 #define KEY_ALTERASE		222
326 #define KEY_CANCEL		223
327 #define KEY_BRIGHTNESSDOWN	224
328 #define KEY_BRIGHTNESSUP	225
329 #define KEY_MEDIA		226
330 
331 #define KEY_UNKNOWN		240
332 
333 #define BTN_MISC		0x100
334 #define BTN_0			0x100
335 #define BTN_1			0x101
336 #define BTN_2			0x102
337 #define BTN_3			0x103
338 #define BTN_4			0x104
339 #define BTN_5			0x105
340 #define BTN_6			0x106
341 #define BTN_7			0x107
342 #define BTN_8			0x108
343 #define BTN_9			0x109
344 
345 #define BTN_MOUSE		0x110
346 #define BTN_LEFT		0x110
347 #define BTN_RIGHT		0x111
348 #define BTN_MIDDLE		0x112
349 #define BTN_SIDE		0x113
350 #define BTN_EXTRA		0x114
351 #define BTN_FORWARD		0x115
352 #define BTN_BACK		0x116
353 #define BTN_TASK		0x117
354 
355 #define BTN_JOYSTICK		0x120
356 #define BTN_TRIGGER		0x120
357 #define BTN_THUMB		0x121
358 #define BTN_THUMB2		0x122
359 #define BTN_TOP			0x123
360 #define BTN_TOP2		0x124
361 #define BTN_PINKIE		0x125
362 #define BTN_BASE		0x126
363 #define BTN_BASE2		0x127
364 #define BTN_BASE3		0x128
365 #define BTN_BASE4		0x129
366 #define BTN_BASE5		0x12a
367 #define BTN_BASE6		0x12b
368 #define BTN_DEAD		0x12f
369 
370 #define BTN_GAMEPAD		0x130
371 #define BTN_A			0x130
372 #define BTN_B			0x131
373 #define BTN_C			0x132
374 #define BTN_X			0x133
375 #define BTN_Y			0x134
376 #define BTN_Z			0x135
377 #define BTN_TL			0x136
378 #define BTN_TR			0x137
379 #define BTN_TL2			0x138
380 #define BTN_TR2			0x139
381 #define BTN_SELECT		0x13a
382 #define BTN_START		0x13b
383 #define BTN_MODE		0x13c
384 #define BTN_THUMBL		0x13d
385 #define BTN_THUMBR		0x13e
386 
387 #define BTN_DIGI		0x140
388 #define BTN_TOOL_PEN		0x140
389 #define BTN_TOOL_RUBBER		0x141
390 #define BTN_TOOL_BRUSH		0x142
391 #define BTN_TOOL_PENCIL		0x143
392 #define BTN_TOOL_AIRBRUSH	0x144
393 #define BTN_TOOL_FINGER		0x145
394 #define BTN_TOOL_MOUSE		0x146
395 #define BTN_TOOL_LENS		0x147
396 #define BTN_TOUCH		0x14a
397 #define BTN_STYLUS		0x14b
398 #define BTN_STYLUS2		0x14c
399 #define BTN_TOOL_DOUBLETAP	0x14d
400 #define BTN_TOOL_TRIPLETAP	0x14e
401 
402 #define BTN_WHEEL		0x150
403 #define BTN_GEAR_DOWN		0x150
404 #define BTN_GEAR_UP		0x151
405 
406 #define KEY_OK			0x160
407 #define KEY_SELECT 		0x161
408 #define KEY_GOTO		0x162
409 #define KEY_CLEAR		0x163
410 #define KEY_POWER2		0x164
411 #define KEY_OPTION		0x165
412 #define KEY_INFO		0x166
413 #define KEY_TIME		0x167
414 #define KEY_VENDOR		0x168
415 #define KEY_ARCHIVE		0x169
416 #define KEY_PROGRAM		0x16a
417 #define KEY_CHANNEL		0x16b
418 #define KEY_FAVORITES		0x16c
419 #define KEY_EPG			0x16d
420 #define KEY_PVR			0x16e
421 #define KEY_MHP			0x16f
422 #define KEY_LANGUAGE		0x170
423 #define KEY_TITLE		0x171
424 #define KEY_SUBTITLE		0x172
425 #define KEY_ANGLE		0x173
426 #define KEY_ZOOM		0x174
427 #define KEY_MODE		0x175
428 #define KEY_KEYBOARD		0x176
429 #define KEY_SCREEN		0x177
430 #define KEY_PC			0x178
431 #define KEY_TV			0x179
432 #define KEY_TV2			0x17a
433 #define KEY_VCR			0x17b
434 #define KEY_VCR2		0x17c
435 #define KEY_SAT			0x17d
436 #define KEY_SAT2		0x17e
437 #define KEY_CD			0x17f
438 #define KEY_TAPE		0x180
439 #define KEY_RADIO		0x181
440 #define KEY_TUNER		0x182
441 #define KEY_PLAYER		0x183
442 #define KEY_TEXT		0x184
443 #define KEY_DVD			0x185
444 #define KEY_AUX			0x186
445 #define KEY_MP3			0x187
446 #define KEY_AUDIO		0x188
447 #define KEY_VIDEO		0x189
448 #define KEY_DIRECTORY		0x18a
449 #define KEY_LIST		0x18b
450 #define KEY_MEMO		0x18c
451 #define KEY_CALENDAR		0x18d
452 #define KEY_RED			0x18e
453 #define KEY_GREEN		0x18f
454 #define KEY_YELLOW		0x190
455 #define KEY_BLUE		0x191
456 #define KEY_CHANNELUP		0x192
457 #define KEY_CHANNELDOWN		0x193
458 #define KEY_FIRST		0x194
459 #define KEY_LAST		0x195
460 #define KEY_AB			0x196
461 #define KEY_NEXT		0x197
462 #define KEY_RESTART		0x198
463 #define KEY_SLOW		0x199
464 #define KEY_SHUFFLE		0x19a
465 #define KEY_BREAK		0x19b
466 #define KEY_PREVIOUS		0x19c
467 #define KEY_DIGITS		0x19d
468 #define KEY_TEEN		0x19e
469 #define KEY_TWEN		0x19f
470 
471 #define KEY_DEL_EOL		0x1c0
472 #define KEY_DEL_EOS		0x1c1
473 #define KEY_INS_LINE		0x1c2
474 #define KEY_DEL_LINE		0x1c3
475 
476 #define KEY_FN			0x1d0
477 #define KEY_FN_ESC		0x1d1
478 #define KEY_FN_F1		0x1d2
479 #define KEY_FN_F2		0x1d3
480 #define KEY_FN_F3		0x1d4
481 #define KEY_FN_F4		0x1d5
482 #define KEY_FN_F5		0x1d6
483 #define KEY_FN_F6		0x1d7
484 #define KEY_FN_F7		0x1d8
485 #define KEY_FN_F8		0x1d9
486 #define KEY_FN_F9		0x1da
487 #define KEY_FN_F10		0x1db
488 #define KEY_FN_F11		0x1dc
489 #define KEY_FN_F12		0x1dd
490 #define KEY_FN_1		0x1de
491 #define KEY_FN_2		0x1df
492 #define KEY_FN_D		0x1e0
493 #define KEY_FN_E		0x1e1
494 #define KEY_FN_F		0x1e2
495 #define KEY_FN_S		0x1e3
496 #define KEY_FN_B		0x1e4
497 
498 #define KEY_MAX			0x1ff
499 
500 /*
501  * Relative axes
502  */
503 
504 #define REL_X			0x00
505 #define REL_Y			0x01
506 #define REL_Z			0x02
507 #define REL_RX			0x03
508 #define REL_RY			0x04
509 #define REL_RZ			0x05
510 #define REL_HWHEEL		0x06
511 #define REL_DIAL		0x07
512 #define REL_WHEEL		0x08
513 #define REL_MISC		0x09
514 #define REL_MAX			0x0f
515 
516 /*
517  * Absolute axes
518  */
519 
520 #define ABS_X			0x00
521 #define ABS_Y			0x01
522 #define ABS_Z			0x02
523 #define ABS_RX			0x03
524 #define ABS_RY			0x04
525 #define ABS_RZ			0x05
526 #define ABS_THROTTLE		0x06
527 #define ABS_RUDDER		0x07
528 #define ABS_WHEEL		0x08
529 #define ABS_GAS			0x09
530 #define ABS_BRAKE		0x0a
531 #define ABS_HAT0X		0x10
532 #define ABS_HAT0Y		0x11
533 #define ABS_HAT1X		0x12
534 #define ABS_HAT1Y		0x13
535 #define ABS_HAT2X		0x14
536 #define ABS_HAT2Y		0x15
537 #define ABS_HAT3X		0x16
538 #define ABS_HAT3Y		0x17
539 #define ABS_PRESSURE		0x18
540 #define ABS_DISTANCE		0x19
541 #define ABS_TILT_X		0x1a
542 #define ABS_TILT_Y		0x1b
543 #define ABS_TOOL_WIDTH		0x1c
544 #define ABS_VOLUME		0x20
545 #define ABS_MISC		0x28
546 #define ABS_MAX			0x3f
547 
548 /*
549  * Misc events
550  */
551 
552 #define MSC_SERIAL		0x00
553 #define MSC_PULSELED		0x01
554 #define MSC_GESTURE		0x02
555 #define MSC_RAW			0x03
556 #define MSC_SCAN		0x04
557 #define MSC_MAX			0x07
558 
559 /*
560  * LEDs
561  */
562 
563 #define LED_NUML		0x00
564 #define LED_CAPSL		0x01
565 #define LED_SCROLLL		0x02
566 #define LED_COMPOSE		0x03
567 #define LED_KANA		0x04
568 #define LED_SLEEP		0x05
569 #define LED_SUSPEND		0x06
570 #define LED_MUTE		0x07
571 #define LED_MISC		0x08
572 #define LED_MAIL		0x09
573 #define LED_CHARGING		0x0a
574 #define LED_MAX			0x0f
575 
576 /*
577  * Autorepeat values
578  */
579 
580 #define REP_DELAY		0x00
581 #define REP_PERIOD		0x01
582 #define REP_MAX			0x01
583 
584 /*
585  * Sounds
586  */
587 
588 #define SND_CLICK		0x00
589 #define SND_BELL		0x01
590 #define SND_TONE		0x02
591 #define SND_MAX			0x07
592 
593 /*
594  * IDs.
595  */
596 
597 #define ID_BUS			0
598 #define ID_VENDOR		1
599 #define ID_PRODUCT		2
600 #define ID_VERSION		3
601 
602 #define BUS_PCI			0x01
603 #define BUS_ISAPNP		0x02
604 #define BUS_USB			0x03
605 #define BUS_HIL			0x04
606 #define BUS_BLUETOOTH		0x05
607 
608 #define BUS_ISA			0x10
609 #define BUS_I8042		0x11
610 #define BUS_XTKBD		0x12
611 #define BUS_RS232		0x13
612 #define BUS_GAMEPORT		0x14
613 #define BUS_PARPORT		0x15
614 #define BUS_AMIGA		0x16
615 #define BUS_ADB			0x17
616 #define BUS_I2C			0x18
617 #define BUS_HOST		0x19
618 
619 /*
620  * Values describing the status of an effect
621  */
622 #define FF_STATUS_STOPPED	0x00
623 #define FF_STATUS_PLAYING	0x01
624 #define FF_STATUS_MAX		0x01
625 
626 /*
627  * Structures used in ioctls to upload effects to a device
628  * The first structures are not passed directly by using ioctls.
629  * They are sub-structures of the actually sent structure (called ff_effect)
630  */
631 
632 struct ff_replay {
633 	__u16 length; /* Duration of an effect in ms. All other times are also expressed in ms */
634 	__u16 delay;  /* Time to wait before to start playing an effect */
635 };
636 
637 struct ff_trigger {
638 	__u16 button;   /* Number of button triggering an effect */
639 	__u16 interval; /* Time to wait before an effect can be re-triggered (ms) */
640 };
641 
642 struct ff_envelope {
643 	__u16 attack_length;	/* Duration of attack (ms) */
644 	__u16 attack_level;	/* Level at beginning of attack */
645 	__u16 fade_length;	/* Duration of fade (ms) */
646 	__u16 fade_level;	/* Level at end of fade */
647 };
648 
649 /* FF_CONSTANT */
650 struct ff_constant_effect {
651 	__s16 level;	    /* Strength of effect. Negative values are OK */
652 	struct ff_envelope envelope;
653 };
654 
655 /* FF_RAMP */
656 struct ff_ramp_effect {
657 	__s16 start_level;
658 	__s16 end_level;
659 	struct ff_envelope envelope;
660 };
661 
662 /* FF_SPRING of FF_FRICTION */
663 struct ff_condition_effect {
664 	__u16 right_saturation; /* Max level when joystick is on the right */
665 	__u16 left_saturation;  /* Max level when joystick in on the left */
666 
667 	__s16 right_coeff;	/* Indicates how fast the force grows when the
668 				   joystick moves to the right */
669 	__s16 left_coeff;	/* Same for left side */
670 
671 	__u16 deadband;	/* Size of area where no force is produced */
672 	__s16 center;	/* Position of dead zone */
673 
674 };
675 
676 /* FF_PERIODIC */
677 struct ff_periodic_effect {
678 	__u16 waveform;	/* Kind of wave (sine, square...) */
679 	__u16 period;	/* in ms */
680 	__s16 magnitude;	/* Peak value */
681 	__s16 offset;	/* Mean value of wave (roughly) */
682 	__u16 phase;		/* 'Horizontal' shift */
683 
684 	struct ff_envelope envelope;
685 
686 /* Only used if waveform == FF_CUSTOM */
687 	__u32 custom_len;	/* Number of samples */
688 	__s16 *custom_data;	/* Buffer of samples */
689 /* Note: the data pointed by custom_data is copied by the driver. You can
690  * therefore dispose of the memory after the upload/update */
691 };
692 
693 /* FF_RUMBLE */
694 /* Some rumble pads have two motors of different weight.
695    strong_magnitude represents the magnitude of the vibration generated
696    by the heavy motor.
697 */
698 struct ff_rumble_effect {
699 	__u16 strong_magnitude;  /* Magnitude of the heavy motor */
700 	__u16 weak_magnitude;    /* Magnitude of the light one */
701 };
702 
703 /*
704  * Structure sent through ioctl from the application to the driver
705  */
706 struct ff_effect {
707 	__u16 type;
708 /* Following field denotes the unique id assigned to an effect.
709  * If user sets if to -1, a new effect is created, and its id is returned in the same field
710  * Else, the user sets it to the effect id it wants to update.
711  */
712 	__s16 id;
713 
714 	__u16 direction;	/* Direction. 0 deg -> 0x0000 (down)
715 					     90 deg -> 0x4000 (left)
716 					    180 deg -> 0x8000 (up)
717 					    270 deg -> 0xC000 (right)
718 				*/
719 
720 	struct ff_trigger trigger;
721 	struct ff_replay replay;
722 
723 	union {
724 		struct ff_constant_effect constant;
725 		struct ff_ramp_effect ramp;
726 		struct ff_periodic_effect periodic;
727 		struct ff_condition_effect condition[2]; /* One for each axis */
728 		struct ff_rumble_effect rumble;
729 	} u;
730 };
731 
732 /*
733  * Force feedback effect types
734  */
735 
736 #define FF_RUMBLE	0x50
737 #define FF_PERIODIC	0x51
738 #define FF_CONSTANT	0x52
739 #define FF_SPRING	0x53
740 #define FF_FRICTION	0x54
741 #define FF_DAMPER	0x55
742 #define FF_INERTIA	0x56
743 #define FF_RAMP		0x57
744 
745 /*
746  * Force feedback periodic effect types
747  */
748 
749 #define FF_SQUARE	0x58
750 #define FF_TRIANGLE	0x59
751 #define FF_SINE		0x5a
752 #define FF_SAW_UP	0x5b
753 #define FF_SAW_DOWN	0x5c
754 #define FF_CUSTOM	0x5d
755 
756 /*
757  * Set ff device properties
758  */
759 
760 #define FF_GAIN		0x60
761 #define FF_AUTOCENTER	0x61
762 
763 #define FF_MAX		0x7f
764 
765 #ifdef __KERNEL__
766 
767 /*
768  * In-kernel definitions.
769  */
770 
771 #include <linux/fs.h>
772 #include <linux/timer.h>
773 
774 #define NBITS(x) (((x)/BITS_PER_LONG)+1)
775 #define BIT(x)	(1UL<<((x)%BITS_PER_LONG))
776 #define LONG(x) ((x)/BITS_PER_LONG)
777 
778 #define INPUT_KEYCODE(dev, scancode) ((dev->keycodesize == 1) ? ((u8*)dev->keycode)[scancode] : \
779 	((dev->keycodesize == 2) ? ((u16*)dev->keycode)[scancode] : (((u32*)dev->keycode)[scancode])))
780 
781 #define SET_INPUT_KEYCODE(dev, scancode, val)			\
782 		({	unsigned __old;				\
783 		switch (dev->keycodesize) {			\
784 			case 1: {				\
785 				u8 *k = (u8 *)dev->keycode;	\
786 				__old = k[scancode];		\
787 				k[scancode] = val;		\
788 				break;				\
789 			}					\
790 			case 2: {				\
791 				u16 *k = (u16 *)dev->keycode;	\
792 				__old = k[scancode];		\
793 				k[scancode] = val;		\
794 				break;				\
795 			}					\
796 			default: {				\
797 				u32 *k = (u32 *)dev->keycode;	\
798 				__old = k[scancode];		\
799 				k[scancode] = val;		\
800 				break;				\
801 			}					\
802 		}						\
803 		__old; })
804 
805 struct input_dev {
806 
807 	void *private;
808 
809 	char *name;
810 	char *phys;
811 	char *uniq;
812 	struct input_id id;
813 
814 	unsigned long evbit[NBITS(EV_MAX)];
815 	unsigned long keybit[NBITS(KEY_MAX)];
816 	unsigned long relbit[NBITS(REL_MAX)];
817 	unsigned long absbit[NBITS(ABS_MAX)];
818 	unsigned long mscbit[NBITS(MSC_MAX)];
819 	unsigned long ledbit[NBITS(LED_MAX)];
820 	unsigned long sndbit[NBITS(SND_MAX)];
821 	unsigned long ffbit[NBITS(FF_MAX)];
822 	int ff_effects_max;
823 
824 	unsigned int keycodemax;
825 	unsigned int keycodesize;
826 	void *keycode;
827 
828 	unsigned int repeat_key;
829 	struct timer_list timer;
830 
831 	struct pt_regs *regs;
832 	int state;
833 
834 	int sync;
835 
836 	int abs[ABS_MAX + 1];
837 	int rep[REP_MAX + 1];
838 
839 	unsigned long key[NBITS(KEY_MAX)];
840 	unsigned long led[NBITS(LED_MAX)];
841 	unsigned long snd[NBITS(SND_MAX)];
842 
843 	int absmax[ABS_MAX + 1];
844 	int absmin[ABS_MAX + 1];
845 	int absfuzz[ABS_MAX + 1];
846 	int absflat[ABS_MAX + 1];
847 
848 	int (*open)(struct input_dev *dev);
849 	void (*close)(struct input_dev *dev);
850 	int (*accept)(struct input_dev *dev, struct file *file);
851 	int (*flush)(struct input_dev *dev, struct file *file);
852 	int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value);
853 	int (*upload_effect)(struct input_dev *dev, struct ff_effect *effect);
854 	int (*erase_effect)(struct input_dev *dev, int effect_id);
855 
856 	struct input_handle *grab;
857 	struct device *dev;
858 
859 	struct list_head	h_list;
860 	struct list_head	node;
861 };
862 
863 /*
864  * Structure for hotplug & device<->driver matching.
865  */
866 
867 #define INPUT_DEVICE_ID_MATCH_BUS	1
868 #define INPUT_DEVICE_ID_MATCH_VENDOR	2
869 #define INPUT_DEVICE_ID_MATCH_PRODUCT	4
870 #define INPUT_DEVICE_ID_MATCH_VERSION	8
871 
872 #define INPUT_DEVICE_ID_MATCH_EVBIT	0x010
873 #define INPUT_DEVICE_ID_MATCH_KEYBIT	0x020
874 #define INPUT_DEVICE_ID_MATCH_RELBIT	0x040
875 #define INPUT_DEVICE_ID_MATCH_ABSBIT	0x080
876 #define INPUT_DEVICE_ID_MATCH_MSCIT	0x100
877 #define INPUT_DEVICE_ID_MATCH_LEDBIT	0x200
878 #define INPUT_DEVICE_ID_MATCH_SNDBIT	0x400
879 #define INPUT_DEVICE_ID_MATCH_FFBIT	0x800
880 
881 #define INPUT_DEVICE_ID_MATCH_DEVICE\
882 	(INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT)
883 #define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION\
884 	(INPUT_DEVICE_ID_MATCH_DEVICE | INPUT_DEVICE_ID_MATCH_VERSION)
885 
886 struct input_device_id {
887 
888 	unsigned long flags;
889 
890 	struct input_id id;
891 
892 	unsigned long evbit[NBITS(EV_MAX)];
893 	unsigned long keybit[NBITS(KEY_MAX)];
894 	unsigned long relbit[NBITS(REL_MAX)];
895 	unsigned long absbit[NBITS(ABS_MAX)];
896 	unsigned long mscbit[NBITS(MSC_MAX)];
897 	unsigned long ledbit[NBITS(LED_MAX)];
898 	unsigned long sndbit[NBITS(SND_MAX)];
899 	unsigned long ffbit[NBITS(FF_MAX)];
900 
901 	unsigned long driver_info;
902 };
903 
904 struct input_handle;
905 
906 struct input_handler {
907 
908 	void *private;
909 
910 	void (*event)(struct input_handle *handle, unsigned int type, unsigned int code, int value);
911 	struct input_handle* (*connect)(struct input_handler *handler, struct input_dev *dev, struct input_device_id *id);
912 	void (*disconnect)(struct input_handle *handle);
913 
914 	struct file_operations *fops;
915 	int minor;
916 	char *name;
917 
918 	struct input_device_id *id_table;
919 	struct input_device_id *blacklist;
920 
921 	struct list_head	h_list;
922 	struct list_head	node;
923 };
924 
925 struct input_handle {
926 
927 	void *private;
928 
929 	int open;
930 	char *name;
931 
932 	struct input_dev *dev;
933 	struct input_handler *handler;
934 
935 	struct list_head	d_node;
936 	struct list_head	h_node;
937 };
938 
939 #define to_dev(n) container_of(n,struct input_dev,node)
940 #define to_handler(n) container_of(n,struct input_handler,node);
941 #define to_handle(n) container_of(n,struct input_handle,d_node)
942 #define to_handle_h(n) container_of(n,struct input_handle,h_node)
943 
944 static inline void init_input_dev(struct input_dev *dev)
945 {
946 	INIT_LIST_HEAD(&dev->h_list);
947 	INIT_LIST_HEAD(&dev->node);
948 }
949 
950 void input_register_device(struct input_dev *);
951 void input_unregister_device(struct input_dev *);
952 
953 void input_register_handler(struct input_handler *);
954 void input_unregister_handler(struct input_handler *);
955 
956 int input_grab_device(struct input_handle *);
957 void input_release_device(struct input_handle *);
958 
959 int input_open_device(struct input_handle *);
960 void input_close_device(struct input_handle *);
961 
962 int input_accept_process(struct input_handle *handle, struct file *file);
963 int input_flush_device(struct input_handle* handle, struct file* file);
964 
965 void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value);
966 
967 static inline void input_report_key(struct input_dev *dev, unsigned int code, int value)
968 {
969 	input_event(dev, EV_KEY, code, !!value);
970 }
971 
972 static inline void input_report_rel(struct input_dev *dev, unsigned int code, int value)
973 {
974 	input_event(dev, EV_REL, code, value);
975 }
976 
977 static inline void input_report_abs(struct input_dev *dev, unsigned int code, int value)
978 {
979 	input_event(dev, EV_ABS, code, value);
980 }
981 
982 static inline void input_report_ff(struct input_dev *dev, unsigned int code, int value)
983 {
984 	input_event(dev, EV_FF, code, value);
985 }
986 
987 static inline void input_report_ff_status(struct input_dev *dev, unsigned int code, int value)
988 {
989 	input_event(dev, EV_FF_STATUS, code, value);
990 }
991 
992 static inline void input_regs(struct input_dev *dev, struct pt_regs *regs)
993 {
994 	dev->regs = regs;
995 }
996 
997 static inline void input_sync(struct input_dev *dev)
998 {
999 	input_event(dev, EV_SYN, SYN_REPORT, 0);
1000 	dev->regs = NULL;
1001 }
1002 
1003 static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat)
1004 {
1005 	dev->absmin[axis] = min;
1006 	dev->absmax[axis] = max;
1007 	dev->absfuzz[axis] = fuzz;
1008 	dev->absflat[axis] = flat;
1009 
1010 	dev->absbit[LONG(axis)] |= BIT(axis);
1011 }
1012 
1013 extern struct class_simple *input_class;
1014 
1015 #endif
1016 #endif
1017