Merge git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched
[deliverable/linux.git] / include / linux / input.h
CommitLineData
1da177e4
LT
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>
7b1c6ca7 18#include <sys/types.h>
1da177e4
LT
19#include <asm/types.h>
20#endif
21
22/*
23 * The event structure itself
24 */
25
26struct 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
43struct input_id {
44 __u16 bustype;
45 __u16 vendor;
46 __u16 product;
47 __u16 version;
48};
49
50struct 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 */
08791e5c
DT
60#define EVIOCGREP _IOR('E', 0x03, int[2]) /* get repeat settings */
61#define EVIOCSREP _IOW('E', 0x03, int[2]) /* set repeat settings */
1da177e4
LT
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 */
31581066 72#define EVIOCGSW(len) _IOC(_IOC_READ, 'E', 0x1b, len) /* get all switch states */
1da177e4
LT
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
31581066 93#define EV_SW 0x05
1da177e4
LT
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
4e4eda86
DT
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
1da177e4
LT
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
4e4eda86 236#define KEY_POWER 116 /* SC System Power Down */
1da177e4
LT
237#define KEY_KPEQUAL 117
238#define KEY_KPPLUSMINUS 118
239#define KEY_PAUSE 119
240
241#define KEY_KPCOMMA 121
b9ab58dd
JP
242#define KEY_HANGEUL 122
243#define KEY_HANGUEL KEY_HANGEUL
1da177e4
LT
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
4e4eda86 250#define KEY_STOP 128 /* AC Stop */
1da177e4 251#define KEY_AGAIN 129
4e4eda86
DT
252#define KEY_PROPS 130 /* AC Properties */
253#define KEY_UNDO 131 /* AC Undo */
1da177e4 254#define KEY_FRONT 132
4e4eda86
DT
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 */
1da177e4 263#define KEY_SETUP 141
4e4eda86
DT
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 */
1da177e4
LT
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
4e4eda86 272#define KEY_WWW 150 /* AL Internet Browser */
1da177e4 273#define KEY_MSDOS 151
4e4eda86
DT
274#define KEY_COFFEE 152 /* AL Terminal Lock/Screensaver */
275#define KEY_SCREENLOCK KEY_COFFEE
1da177e4
LT
276#define KEY_DIRECTION 153
277#define KEY_CYCLEWINDOWS 154
278#define KEY_MAIL 155
4e4eda86 279#define KEY_BOOKMARKS 156 /* AC Bookmarks */
1da177e4 280#define KEY_COMPUTER 157
4e4eda86
DT
281#define KEY_BACK 158 /* AC Back */
282#define KEY_FORWARD 159 /* AC Forward */
1da177e4
LT
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
4e4eda86 292#define KEY_PHONE 169 /* Media Select Telephone */
1da177e4 293#define KEY_ISO 170
4e4eda86
DT
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 */
1da177e4
LT
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
4e4eda86
DT
304#define KEY_NEW 181 /* AC New */
305#define KEY_REDO 182 /* AC Redo/Repeat */
1da177e4
LT
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
4e4eda86 325#define KEY_CLOSE 206 /* AC Close */
1da177e4
LT
326#define KEY_PLAY 207
327#define KEY_FASTFORWARD 208
328#define KEY_BASSBOOST 209
4e4eda86 329#define KEY_PRINT 210 /* AC Print */
1da177e4
LT
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
4e4eda86 338#define KEY_FINANCE 219 /* AL Checkbook/Finance */
1da177e4
LT
339#define KEY_SPORT 220
340#define KEY_SHOP 221
341#define KEY_ALTERASE 222
4e4eda86 342#define KEY_CANCEL 223 /* AC Cancel */
1da177e4
LT
343#define KEY_BRIGHTNESSDOWN 224
344#define KEY_BRIGHTNESSUP 225
345#define KEY_MEDIA 226
346
55178537
DT
347#define KEY_SWITCHVIDEOMODE 227 /* Cycle between available video
348 outputs (Monitor/LCD/TV-out/etc) */
146a4b3b
AJ
349#define KEY_KBDILLUMTOGGLE 228
350#define KEY_KBDILLUMDOWN 229
351#define KEY_KBDILLUMUP 230
352
4e4eda86
DT
353#define KEY_SEND 231 /* AC Send */
354#define KEY_REPLY 232 /* AC Reply */
355#define KEY_FORWARDMAIL 233 /* AC Forward Msg */
356#define KEY_SAVE 234 /* AC Save */
8a409b01
VP
357#define KEY_DOCUMENTS 235
358
f39b25be
MG
359#define KEY_BATTERY 236
360
90da1151
LP
361#define KEY_BLUETOOTH 237
362#define KEY_WLAN 238
363
1da177e4
LT
364#define KEY_UNKNOWN 240
365
a7ecd1ea
YL
366#define KEY_VIDEO_NEXT 241 /* drive next video source */
367#define KEY_VIDEO_PREV 242 /* drive previous video source */
368#define KEY_BRIGHTNESS_CYCLE 243 /* brightness up, after max is min */
369#define KEY_BRIGHTNESS_ZERO 244 /* brightness off, use ambient */
370#define KEY_DISPLAY_OFF 245 /* display device to off state */
371
1da177e4
LT
372#define BTN_MISC 0x100
373#define BTN_0 0x100
374#define BTN_1 0x101
375#define BTN_2 0x102
376#define BTN_3 0x103
377#define BTN_4 0x104
378#define BTN_5 0x105
379#define BTN_6 0x106
380#define BTN_7 0x107
381#define BTN_8 0x108
382#define BTN_9 0x109
383
384#define BTN_MOUSE 0x110
385#define BTN_LEFT 0x110
386#define BTN_RIGHT 0x111
387#define BTN_MIDDLE 0x112
388#define BTN_SIDE 0x113
389#define BTN_EXTRA 0x114
390#define BTN_FORWARD 0x115
391#define BTN_BACK 0x116
392#define BTN_TASK 0x117
393
394#define BTN_JOYSTICK 0x120
395#define BTN_TRIGGER 0x120
396#define BTN_THUMB 0x121
397#define BTN_THUMB2 0x122
398#define BTN_TOP 0x123
399#define BTN_TOP2 0x124
400#define BTN_PINKIE 0x125
401#define BTN_BASE 0x126
402#define BTN_BASE2 0x127
403#define BTN_BASE3 0x128
404#define BTN_BASE4 0x129
405#define BTN_BASE5 0x12a
406#define BTN_BASE6 0x12b
407#define BTN_DEAD 0x12f
408
409#define BTN_GAMEPAD 0x130
410#define BTN_A 0x130
411#define BTN_B 0x131
412#define BTN_C 0x132
413#define BTN_X 0x133
414#define BTN_Y 0x134
415#define BTN_Z 0x135
416#define BTN_TL 0x136
417#define BTN_TR 0x137
418#define BTN_TL2 0x138
419#define BTN_TR2 0x139
420#define BTN_SELECT 0x13a
421#define BTN_START 0x13b
422#define BTN_MODE 0x13c
423#define BTN_THUMBL 0x13d
424#define BTN_THUMBR 0x13e
425
426#define BTN_DIGI 0x140
427#define BTN_TOOL_PEN 0x140
428#define BTN_TOOL_RUBBER 0x141
429#define BTN_TOOL_BRUSH 0x142
430#define BTN_TOOL_PENCIL 0x143
431#define BTN_TOOL_AIRBRUSH 0x144
432#define BTN_TOOL_FINGER 0x145
433#define BTN_TOOL_MOUSE 0x146
434#define BTN_TOOL_LENS 0x147
435#define BTN_TOUCH 0x14a
436#define BTN_STYLUS 0x14b
437#define BTN_STYLUS2 0x14c
438#define BTN_TOOL_DOUBLETAP 0x14d
439#define BTN_TOOL_TRIPLETAP 0x14e
440
441#define BTN_WHEEL 0x150
442#define BTN_GEAR_DOWN 0x150
443#define BTN_GEAR_UP 0x151
444
445#define KEY_OK 0x160
493a7e0d 446#define KEY_SELECT 0x161
1da177e4
LT
447#define KEY_GOTO 0x162
448#define KEY_CLEAR 0x163
449#define KEY_POWER2 0x164
450#define KEY_OPTION 0x165
4e4eda86 451#define KEY_INFO 0x166 /* AL OEM Features/Tips/Tutorial */
1da177e4
LT
452#define KEY_TIME 0x167
453#define KEY_VENDOR 0x168
454#define KEY_ARCHIVE 0x169
4e4eda86 455#define KEY_PROGRAM 0x16a /* Media Select Program Guide */
1da177e4
LT
456#define KEY_CHANNEL 0x16b
457#define KEY_FAVORITES 0x16c
458#define KEY_EPG 0x16d
4e4eda86 459#define KEY_PVR 0x16e /* Media Select Home */
1da177e4
LT
460#define KEY_MHP 0x16f
461#define KEY_LANGUAGE 0x170
462#define KEY_TITLE 0x171
463#define KEY_SUBTITLE 0x172
464#define KEY_ANGLE 0x173
465#define KEY_ZOOM 0x174
466#define KEY_MODE 0x175
467#define KEY_KEYBOARD 0x176
468#define KEY_SCREEN 0x177
4e4eda86
DT
469#define KEY_PC 0x178 /* Media Select Computer */
470#define KEY_TV 0x179 /* Media Select TV */
471#define KEY_TV2 0x17a /* Media Select Cable */
472#define KEY_VCR 0x17b /* Media Select VCR */
473#define KEY_VCR2 0x17c /* VCR Plus */
474#define KEY_SAT 0x17d /* Media Select Satellite */
1da177e4 475#define KEY_SAT2 0x17e
4e4eda86
DT
476#define KEY_CD 0x17f /* Media Select CD */
477#define KEY_TAPE 0x180 /* Media Select Tape */
1da177e4 478#define KEY_RADIO 0x181
4e4eda86 479#define KEY_TUNER 0x182 /* Media Select Tuner */
1da177e4
LT
480#define KEY_PLAYER 0x183
481#define KEY_TEXT 0x184
4e4eda86 482#define KEY_DVD 0x185 /* Media Select DVD */
1da177e4
LT
483#define KEY_AUX 0x186
484#define KEY_MP3 0x187
485#define KEY_AUDIO 0x188
486#define KEY_VIDEO 0x189
487#define KEY_DIRECTORY 0x18a
488#define KEY_LIST 0x18b
4e4eda86 489#define KEY_MEMO 0x18c /* Media Select Messages */
1da177e4
LT
490#define KEY_CALENDAR 0x18d
491#define KEY_RED 0x18e
492#define KEY_GREEN 0x18f
493#define KEY_YELLOW 0x190
494#define KEY_BLUE 0x191
4e4eda86
DT
495#define KEY_CHANNELUP 0x192 /* Channel Increment */
496#define KEY_CHANNELDOWN 0x193 /* Channel Decrement */
1da177e4 497#define KEY_FIRST 0x194
4e4eda86 498#define KEY_LAST 0x195 /* Recall Last */
1da177e4
LT
499#define KEY_AB 0x196
500#define KEY_NEXT 0x197
501#define KEY_RESTART 0x198
502#define KEY_SLOW 0x199
503#define KEY_SHUFFLE 0x19a
504#define KEY_BREAK 0x19b
505#define KEY_PREVIOUS 0x19c
506#define KEY_DIGITS 0x19d
507#define KEY_TEEN 0x19e
508#define KEY_TWEN 0x19f
4e4eda86
DT
509#define KEY_VIDEOPHONE 0x1a0 /* Media Select Video Phone */
510#define KEY_GAMES 0x1a1 /* Media Select Games */
511#define KEY_ZOOMIN 0x1a2 /* AC Zoom In */
512#define KEY_ZOOMOUT 0x1a3 /* AC Zoom Out */
513#define KEY_ZOOMRESET 0x1a4 /* AC Zoom */
514#define KEY_WORDPROCESSOR 0x1a5 /* AL Word Processor */
515#define KEY_EDITOR 0x1a6 /* AL Text Editor */
516#define KEY_SPREADSHEET 0x1a7 /* AL Spreadsheet */
517#define KEY_GRAPHICSEDITOR 0x1a8 /* AL Graphics Editor */
518#define KEY_PRESENTATION 0x1a9 /* AL Presentation App */
519#define KEY_DATABASE 0x1aa /* AL Database App */
520#define KEY_NEWS 0x1ab /* AL Newsreader */
521#define KEY_VOICEMAIL 0x1ac /* AL Voicemail */
522#define KEY_ADDRESSBOOK 0x1ad /* AL Contacts/Address Book */
523#define KEY_MESSENGER 0x1ae /* AL Instant Messaging */
6480e2a2 524#define KEY_DISPLAYTOGGLE 0x1af /* Turn display (LCD) on and off */
1da177e4
LT
525
526#define KEY_DEL_EOL 0x1c0
527#define KEY_DEL_EOS 0x1c1
528#define KEY_INS_LINE 0x1c2
529#define KEY_DEL_LINE 0x1c3
530
531#define KEY_FN 0x1d0
532#define KEY_FN_ESC 0x1d1
533#define KEY_FN_F1 0x1d2
534#define KEY_FN_F2 0x1d3
535#define KEY_FN_F3 0x1d4
536#define KEY_FN_F4 0x1d5
537#define KEY_FN_F5 0x1d6
538#define KEY_FN_F6 0x1d7
539#define KEY_FN_F7 0x1d8
540#define KEY_FN_F8 0x1d9
541#define KEY_FN_F9 0x1da
542#define KEY_FN_F10 0x1db
543#define KEY_FN_F11 0x1dc
544#define KEY_FN_F12 0x1dd
545#define KEY_FN_1 0x1de
546#define KEY_FN_2 0x1df
547#define KEY_FN_D 0x1e0
548#define KEY_FN_E 0x1e1
549#define KEY_FN_F 0x1e2
550#define KEY_FN_S 0x1e3
551#define KEY_FN_B 0x1e4
552
b9ec4e10
ST
553#define KEY_BRL_DOT1 0x1f1
554#define KEY_BRL_DOT2 0x1f2
555#define KEY_BRL_DOT3 0x1f3
556#define KEY_BRL_DOT4 0x1f4
557#define KEY_BRL_DOT5 0x1f5
558#define KEY_BRL_DOT6 0x1f6
559#define KEY_BRL_DOT7 0x1f7
560#define KEY_BRL_DOT8 0x1f8
561
1d8f430c
RR
562/* We avoid low common keys in module aliases so they don't get huge. */
563#define KEY_MIN_INTERESTING KEY_MUTE
1da177e4
LT
564#define KEY_MAX 0x1ff
565
566/*
567 * Relative axes
568 */
569
570#define REL_X 0x00
571#define REL_Y 0x01
572#define REL_Z 0x02
573#define REL_RX 0x03
574#define REL_RY 0x04
575#define REL_RZ 0x05
576#define REL_HWHEEL 0x06
577#define REL_DIAL 0x07
578#define REL_WHEEL 0x08
579#define REL_MISC 0x09
580#define REL_MAX 0x0f
581
582/*
583 * Absolute axes
584 */
585
586#define ABS_X 0x00
587#define ABS_Y 0x01
588#define ABS_Z 0x02
589#define ABS_RX 0x03
590#define ABS_RY 0x04
591#define ABS_RZ 0x05
592#define ABS_THROTTLE 0x06
593#define ABS_RUDDER 0x07
594#define ABS_WHEEL 0x08
595#define ABS_GAS 0x09
596#define ABS_BRAKE 0x0a
597#define ABS_HAT0X 0x10
598#define ABS_HAT0Y 0x11
599#define ABS_HAT1X 0x12
600#define ABS_HAT1Y 0x13
601#define ABS_HAT2X 0x14
602#define ABS_HAT2Y 0x15
603#define ABS_HAT3X 0x16
604#define ABS_HAT3Y 0x17
605#define ABS_PRESSURE 0x18
606#define ABS_DISTANCE 0x19
607#define ABS_TILT_X 0x1a
608#define ABS_TILT_Y 0x1b
609#define ABS_TOOL_WIDTH 0x1c
610#define ABS_VOLUME 0x20
611#define ABS_MISC 0x28
612#define ABS_MAX 0x3f
613
31581066
RP
614/*
615 * Switch events
616 */
617
ed8f9e2f
RP
618#define SW_LID 0x00 /* set = lid shut */
619#define SW_TABLET_MODE 0x01 /* set = tablet mode */
620#define SW_HEADPHONE_INSERT 0x02 /* set = inserted */
c77da178 621#define SW_RADIO 0x03 /* set = radio enabled */
ddc5d341 622#define SW_MAX 0x0f
31581066 623
1da177e4
LT
624/*
625 * Misc events
626 */
627
628#define MSC_SERIAL 0x00
629#define MSC_PULSELED 0x01
630#define MSC_GESTURE 0x02
631#define MSC_RAW 0x03
632#define MSC_SCAN 0x04
633#define MSC_MAX 0x07
634
635/*
636 * LEDs
637 */
638
639#define LED_NUML 0x00
640#define LED_CAPSL 0x01
641#define LED_SCROLLL 0x02
642#define LED_COMPOSE 0x03
643#define LED_KANA 0x04
644#define LED_SLEEP 0x05
645#define LED_SUSPEND 0x06
646#define LED_MUTE 0x07
647#define LED_MISC 0x08
648#define LED_MAIL 0x09
649#define LED_CHARGING 0x0a
650#define LED_MAX 0x0f
651
652/*
653 * Autorepeat values
654 */
655
656#define REP_DELAY 0x00
657#define REP_PERIOD 0x01
658#define REP_MAX 0x01
659
660/*
661 * Sounds
662 */
663
664#define SND_CLICK 0x00
665#define SND_BELL 0x01
666#define SND_TONE 0x02
667#define SND_MAX 0x07
668
669/*
670 * IDs.
671 */
672
673#define ID_BUS 0
674#define ID_VENDOR 1
675#define ID_PRODUCT 2
676#define ID_VERSION 3
677
678#define BUS_PCI 0x01
679#define BUS_ISAPNP 0x02
680#define BUS_USB 0x03
681#define BUS_HIL 0x04
682#define BUS_BLUETOOTH 0x05
9a87fdde 683#define BUS_VIRTUAL 0x06
1da177e4
LT
684
685#define BUS_ISA 0x10
686#define BUS_I8042 0x11
687#define BUS_XTKBD 0x12
688#define BUS_RS232 0x13
689#define BUS_GAMEPORT 0x14
690#define BUS_PARPORT 0x15
691#define BUS_AMIGA 0x16
692#define BUS_ADB 0x17
693#define BUS_I2C 0x18
694#define BUS_HOST 0x19
6ab0f5cd 695#define BUS_GSC 0x1A
c04cb856 696#define BUS_ATARI 0x1B
1da177e4
LT
697
698/*
e4477d2d 699 * Values describing the status of a force-feedback effect
1da177e4
LT
700 */
701#define FF_STATUS_STOPPED 0x00
702#define FF_STATUS_PLAYING 0x01
703#define FF_STATUS_MAX 0x01
704
705/*
706 * Structures used in ioctls to upload effects to a device
8b8277a1 707 * They are pieces of a bigger structure (called ff_effect)
1da177e4
LT
708 */
709
8b8277a1
AH
710/*
711 * All duration values are expressed in ms. Values above 32767 ms (0x7fff)
712 * should not be used and have unspecified results.
713 */
714
715/**
e4477d2d 716 * struct ff_replay - defines scheduling of the force-feedback effect
8b8277a1
AH
717 * @length: duration of the effect
718 * @delay: delay before effect should start playing
719 */
1da177e4 720struct ff_replay {
8b8277a1
AH
721 __u16 length;
722 __u16 delay;
1da177e4
LT
723};
724
8b8277a1 725/**
e4477d2d 726 * struct ff_trigger - defines what triggers the force-feedback effect
8b8277a1
AH
727 * @button: number of the button triggering the effect
728 * @interval: controls how soon the effect can be re-triggered
729 */
1da177e4 730struct ff_trigger {
8b8277a1
AH
731 __u16 button;
732 __u16 interval;
1da177e4
LT
733};
734
8b8277a1 735/**
e4477d2d 736 * struct ff_envelope - generic force-feedback effect envelope
8b8277a1
AH
737 * @attack_length: duration of the attack (ms)
738 * @attack_level: level at the beginning of the attack
739 * @fade_length: duration of fade (ms)
740 * @fade_level: level at the end of fade
741 *
742 * The @attack_level and @fade_level are absolute values; when applying
743 * envelope force-feedback core will convert to positive/negative
744 * value based on polarity of the default level of the effect.
745 * Valid range for the attack and fade levels is 0x0000 - 0x7fff
746 */
1da177e4 747struct ff_envelope {
8b8277a1
AH
748 __u16 attack_length;
749 __u16 attack_level;
750 __u16 fade_length;
751 __u16 fade_level;
1da177e4
LT
752};
753
8b8277a1 754/**
e4477d2d 755 * struct ff_constant_effect - defines parameters of a constant force-feedback effect
8b8277a1
AH
756 * @level: strength of the effect; may be negative
757 * @envelope: envelope data
758 */
1da177e4 759struct ff_constant_effect {
8b8277a1 760 __s16 level;
1da177e4
LT
761 struct ff_envelope envelope;
762};
763
8b8277a1 764/**
e4477d2d 765 * struct ff_ramp_effect - defines parameters of a ramp force-feedback effect
8b8277a1
AH
766 * @start_level: beginning strength of the effect; may be negative
767 * @end_level: final strength of the effect; may be negative
768 * @envelope: envelope data
769 */
1da177e4
LT
770struct ff_ramp_effect {
771 __s16 start_level;
772 __s16 end_level;
773 struct ff_envelope envelope;
774};
775
8b8277a1 776/**
e4477d2d 777 * struct ff_condition_effect - defines a spring or friction force-feedback effect
8b8277a1
AH
778 * @right_saturation: maximum level when joystick moved all way to the right
779 * @left_saturation: same for the left side
780 * @right_coeff: controls how fast the force grows when the joystick moves
781 * to the right
782 * @left_coeff: same for the left side
783 * @deadband: size of the dead zone, where no force is produced
784 * @center: position of the dead zone
785 */
1da177e4 786struct ff_condition_effect {
8b8277a1
AH
787 __u16 right_saturation;
788 __u16 left_saturation;
1da177e4 789
8b8277a1
AH
790 __s16 right_coeff;
791 __s16 left_coeff;
1da177e4 792
8b8277a1
AH
793 __u16 deadband;
794 __s16 center;
1da177e4
LT
795};
796
8b8277a1 797/**
e4477d2d 798 * struct ff_periodic_effect - defines parameters of a periodic force-feedback effect
8b8277a1
AH
799 * @waveform: kind of the effect (wave)
800 * @period: period of the wave (ms)
801 * @magnitude: peak value
802 * @offset: mean value of the wave (roughly)
803 * @phase: 'horizontal' shift
804 * @envelope: envelope data
805 * @custom_len: number of samples (FF_CUSTOM only)
806 * @custom_data: buffer of samples (FF_CUSTOM only)
807 *
808 * Known waveforms - FF_SQUARE, FF_TRIANGLE, FF_SINE, FF_SAW_UP,
809 * FF_SAW_DOWN, FF_CUSTOM. The exact syntax FF_CUSTOM is undefined
810 * for the time being as no driver supports it yet.
811 *
812 * Note: the data pointed by custom_data is copied by the driver.
813 * You can therefore dispose of the memory after the upload/update.
814 */
1da177e4 815struct ff_periodic_effect {
8b8277a1
AH
816 __u16 waveform;
817 __u16 period;
818 __s16 magnitude;
819 __s16 offset;
820 __u16 phase;
1da177e4
LT
821
822 struct ff_envelope envelope;
823
8b8277a1
AH
824 __u32 custom_len;
825 __s16 *custom_data;
1da177e4
LT
826};
827
8b8277a1 828/**
e4477d2d 829 * struct ff_rumble_effect - defines parameters of a periodic force-feedback effect
8b8277a1
AH
830 * @strong_magnitude: magnitude of the heavy motor
831 * @weak_magnitude: magnitude of the light one
832 *
833 * Some rumble pads have two motors of different weight. Strong_magnitude
834 * represents the magnitude of the vibration generated by the heavy one.
835 */
1da177e4 836struct ff_rumble_effect {
8b8277a1
AH
837 __u16 strong_magnitude;
838 __u16 weak_magnitude;
1da177e4
LT
839};
840
8b8277a1
AH
841/**
842 * struct ff_effect - defines force feedback effect
843 * @type: type of the effect (FF_CONSTANT, FF_PERIODIC, FF_RAMP, FF_SPRING,
844 * FF_FRICTION, FF_DAMPER, FF_RUMBLE, FF_INERTIA, or FF_CUSTOM)
845 * @id: an unique id assigned to an effect
846 * @direction: direction of the effect
847 * @trigger: trigger conditions (struct ff_trigger)
848 * @replay: scheduling of the effect (struct ff_replay)
849 * @u: effect-specific structure (one of ff_constant_effect, ff_ramp_effect,
850 * ff_periodic_effect, ff_condition_effect, ff_rumble_effect) further
851 * defining effect parameters
852 *
853 * This structure is sent through ioctl from the application to the driver.
854 * To create a new effect aplication should set its @id to -1; the kernel
855 * will return assigned @id which can later be used to update or delete
856 * this effect.
857 *
858 * Direction of the effect is encoded as follows:
859 * 0 deg -> 0x0000 (down)
860 * 90 deg -> 0x4000 (left)
861 * 180 deg -> 0x8000 (up)
862 * 270 deg -> 0xC000 (right)
1da177e4
LT
863 */
864struct ff_effect {
865 __u16 type;
1da177e4 866 __s16 id;
8b8277a1 867 __u16 direction;
1da177e4
LT
868 struct ff_trigger trigger;
869 struct ff_replay replay;
870
871 union {
872 struct ff_constant_effect constant;
873 struct ff_ramp_effect ramp;
874 struct ff_periodic_effect periodic;
875 struct ff_condition_effect condition[2]; /* One for each axis */
876 struct ff_rumble_effect rumble;
877 } u;
878};
879
880/*
881 * Force feedback effect types
882 */
883
884#define FF_RUMBLE 0x50
885#define FF_PERIODIC 0x51
886#define FF_CONSTANT 0x52
887#define FF_SPRING 0x53
888#define FF_FRICTION 0x54
889#define FF_DAMPER 0x55
890#define FF_INERTIA 0x56
891#define FF_RAMP 0x57
892
509ca1a9
AH
893#define FF_EFFECT_MIN FF_RUMBLE
894#define FF_EFFECT_MAX FF_RAMP
895
1da177e4
LT
896/*
897 * Force feedback periodic effect types
898 */
899
900#define FF_SQUARE 0x58
901#define FF_TRIANGLE 0x59
902#define FF_SINE 0x5a
903#define FF_SAW_UP 0x5b
904#define FF_SAW_DOWN 0x5c
905#define FF_CUSTOM 0x5d
906
509ca1a9
AH
907#define FF_WAVEFORM_MIN FF_SQUARE
908#define FF_WAVEFORM_MAX FF_CUSTOM
909
1da177e4
LT
910/*
911 * Set ff device properties
912 */
913
914#define FF_GAIN 0x60
915#define FF_AUTOCENTER 0x61
916
917#define FF_MAX 0x7f
918
919#ifdef __KERNEL__
920
921/*
922 * In-kernel definitions.
923 */
924
ddc5d341 925#include <linux/device.h>
1da177e4
LT
926#include <linux/fs.h>
927#include <linux/timer.h>
ddc5d341 928#include <linux/mod_devicetable.h>
1da177e4
LT
929
930#define NBITS(x) (((x)/BITS_PER_LONG)+1)
931#define BIT(x) (1UL<<((x)%BITS_PER_LONG))
932#define LONG(x) ((x)/BITS_PER_LONG)
933
1da177e4
LT
934struct input_dev {
935
936 void *private;
937
5b6271bd
DT
938 const char *name;
939 const char *phys;
940 const char *uniq;
1da177e4
LT
941 struct input_id id;
942
943 unsigned long evbit[NBITS(EV_MAX)];
944 unsigned long keybit[NBITS(KEY_MAX)];
945 unsigned long relbit[NBITS(REL_MAX)];
946 unsigned long absbit[NBITS(ABS_MAX)];
947 unsigned long mscbit[NBITS(MSC_MAX)];
948 unsigned long ledbit[NBITS(LED_MAX)];
949 unsigned long sndbit[NBITS(SND_MAX)];
950 unsigned long ffbit[NBITS(FF_MAX)];
31581066 951 unsigned long swbit[NBITS(SW_MAX)];
1da177e4
LT
952
953 unsigned int keycodemax;
954 unsigned int keycodesize;
955 void *keycode;
c8e4c772
MR
956 int (*setkeycode)(struct input_dev *dev, int scancode, int keycode);
957 int (*getkeycode)(struct input_dev *dev, int scancode, int *keycode);
1da177e4 958
509ca1a9
AH
959 struct ff_device *ff;
960
1da177e4
LT
961 unsigned int repeat_key;
962 struct timer_list timer;
963
1da177e4
LT
964 int state;
965
966 int sync;
967
968 int abs[ABS_MAX + 1];
969 int rep[REP_MAX + 1];
970
971 unsigned long key[NBITS(KEY_MAX)];
972 unsigned long led[NBITS(LED_MAX)];
973 unsigned long snd[NBITS(SND_MAX)];
31581066 974 unsigned long sw[NBITS(SW_MAX)];
1da177e4
LT
975
976 int absmax[ABS_MAX + 1];
977 int absmin[ABS_MAX + 1];
978 int absfuzz[ABS_MAX + 1];
979 int absflat[ABS_MAX + 1];
980
981 int (*open)(struct input_dev *dev);
982 void (*close)(struct input_dev *dev);
1da177e4
LT
983 int (*flush)(struct input_dev *dev, struct file *file);
984 int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value);
1da177e4
LT
985
986 struct input_handle *grab;
0fbf87ca 987
e676c232 988 struct mutex mutex; /* serializes open and close operations */
0fbf87ca
DT
989 unsigned int users;
990
9657d75c 991 struct device dev;
88a447a0 992 union { /* temporarily so while we switching to struct device */
9657d75c
DT
993 struct device *dev;
994 } cdev;
1da177e4
LT
995
996 struct list_head h_list;
997 struct list_head node;
998};
9657d75c 999#define to_input_dev(d) container_of(d, struct input_dev, dev)
1da177e4 1000
ddc5d341
DT
1001/*
1002 * Verify that we are in sync with input_device_id mod_devicetable.h #defines
1003 */
1004
1005#if EV_MAX != INPUT_DEVICE_ID_EV_MAX
1006#error "EV_MAX and INPUT_DEVICE_ID_EV_MAX do not match"
1007#endif
1008
dc24f0e7
SR
1009#if KEY_MIN_INTERESTING != INPUT_DEVICE_ID_KEY_MIN_INTERESTING
1010#error "KEY_MIN_INTERESTING and INPUT_DEVICE_ID_KEY_MIN_INTERESTING do not match"
1011#endif
1012
ddc5d341
DT
1013#if KEY_MAX != INPUT_DEVICE_ID_KEY_MAX
1014#error "KEY_MAX and INPUT_DEVICE_ID_KEY_MAX do not match"
1015#endif
1016
1017#if REL_MAX != INPUT_DEVICE_ID_REL_MAX
1018#error "REL_MAX and INPUT_DEVICE_ID_REL_MAX do not match"
1019#endif
1020
1021#if ABS_MAX != INPUT_DEVICE_ID_ABS_MAX
1022#error "ABS_MAX and INPUT_DEVICE_ID_ABS_MAX do not match"
1023#endif
1024
1025#if MSC_MAX != INPUT_DEVICE_ID_MSC_MAX
1026#error "MSC_MAX and INPUT_DEVICE_ID_MSC_MAX do not match"
1027#endif
1028
1029#if LED_MAX != INPUT_DEVICE_ID_LED_MAX
1030#error "LED_MAX and INPUT_DEVICE_ID_LED_MAX do not match"
1031#endif
1032
1033#if SND_MAX != INPUT_DEVICE_ID_SND_MAX
1034#error "SND_MAX and INPUT_DEVICE_ID_SND_MAX do not match"
1035#endif
1036
1037#if FF_MAX != INPUT_DEVICE_ID_FF_MAX
1038#error "FF_MAX and INPUT_DEVICE_ID_FF_MAX do not match"
1039#endif
1040
1041#if SW_MAX != INPUT_DEVICE_ID_SW_MAX
1042#error "SW_MAX and INPUT_DEVICE_ID_SW_MAX do not match"
1043#endif
1044
1045#define INPUT_DEVICE_ID_MATCH_DEVICE \
1da177e4 1046 (INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT)
ddc5d341 1047#define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION \
1da177e4
LT
1048 (INPUT_DEVICE_ID_MATCH_DEVICE | INPUT_DEVICE_ID_MATCH_VERSION)
1049
1da177e4
LT
1050struct input_handle;
1051
c7e8dc6e
DT
1052/**
1053 * struct input_handler - implements one of interfaces for input devices
1054 * @private: driver-specific data
1055 * @event: event handler
1056 * @connect: called when attaching a handler to an input device
1057 * @disconnect: disconnects a handler from input device
1058 * @start: starts handler for given handle. This function is called by
1059 * input core right after connect() method and also when a process
1060 * that "grabbed" a device releases it
1061 * @fops: file operations this driver implements
1062 * @minor: beginning of range of 32 minors for devices this driver
1063 * can provide
1064 * @name: name of the handler, to be shown in /proc/bus/input/handlers
1065 * @id_table: pointer to a table of input_device_ids this driver can
1066 * handle
1067 * @blacklist: prointer to a table of input_device_ids this driver should
1068 * ignore even if they match @id_table
1069 * @h_list: list of input handles associated with the handler
1070 * @node: for placing the driver onto input_handler_list
1071 */
1da177e4
LT
1072struct input_handler {
1073
1074 void *private;
1075
1076 void (*event)(struct input_handle *handle, unsigned int type, unsigned int code, int value);
5b2a0826 1077 int (*connect)(struct input_handler *handler, struct input_dev *dev, const struct input_device_id *id);
1da177e4 1078 void (*disconnect)(struct input_handle *handle);
c7e8dc6e 1079 void (*start)(struct input_handle *handle);
1da177e4 1080
99ac48f5 1081 const struct file_operations *fops;
1da177e4 1082 int minor;
66e66118 1083 const char *name;
1da177e4 1084
66e66118
DT
1085 const struct input_device_id *id_table;
1086 const struct input_device_id *blacklist;
1da177e4
LT
1087
1088 struct list_head h_list;
1089 struct list_head node;
1090};
1091
1092struct input_handle {
1093
1094 void *private;
1095
1096 int open;
66e66118 1097 const char *name;
1da177e4
LT
1098
1099 struct input_dev *dev;
1100 struct input_handler *handler;
1101
1102 struct list_head d_node;
1103 struct list_head h_node;
1104};
1105
9657d75c
DT
1106#define to_dev(n) container_of(n, struct input_dev, node)
1107#define to_handler(n) container_of(n, struct input_handler, node)
1108#define to_handle(n) container_of(n, struct input_handle, d_node)
1109#define to_handle_h(n) container_of(n, struct input_handle, h_node)
1da177e4 1110
d19fbe8a 1111struct input_dev *input_allocate_device(void);
f60d2b11 1112void input_free_device(struct input_dev *dev);
d19fbe8a 1113
d19fbe8a
DT
1114static inline struct input_dev *input_get_device(struct input_dev *dev)
1115{
9657d75c 1116 return to_input_dev(get_device(&dev->dev));
d19fbe8a
DT
1117}
1118
1119static inline void input_put_device(struct input_dev *dev)
1120{
9657d75c 1121 put_device(&dev->dev);
d19fbe8a
DT
1122}
1123
3abccf36
DT
1124static inline void *input_get_drvdata(struct input_dev *dev)
1125{
1126 return dev->private;
1127}
1128
1129static inline void input_set_drvdata(struct input_dev *dev, void *data)
1130{
1131 dev->private = data;
1132}
1133
5f945489 1134int input_register_device(struct input_dev *);
1da177e4
LT
1135void input_unregister_device(struct input_dev *);
1136
4263cf0f 1137int input_register_handler(struct input_handler *);
1da177e4
LT
1138void input_unregister_handler(struct input_handler *);
1139
5b2a0826
DT
1140int input_register_handle(struct input_handle *);
1141void input_unregister_handle(struct input_handle *);
1142
1da177e4
LT
1143int input_grab_device(struct input_handle *);
1144void input_release_device(struct input_handle *);
1145
1146int input_open_device(struct input_handle *);
1147void input_close_device(struct input_handle *);
1148
1da177e4
LT
1149int input_flush_device(struct input_handle* handle, struct file* file);
1150
1151void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value);
0e739d28 1152void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value);
1da177e4
LT
1153
1154static inline void input_report_key(struct input_dev *dev, unsigned int code, int value)
1155{
1156 input_event(dev, EV_KEY, code, !!value);
1157}
1158
1159static inline void input_report_rel(struct input_dev *dev, unsigned int code, int value)
1160{
1161 input_event(dev, EV_REL, code, value);
1162}
1163
1164static inline void input_report_abs(struct input_dev *dev, unsigned int code, int value)
1165{
1166 input_event(dev, EV_ABS, code, value);
1167}
1168
1da177e4
LT
1169static inline void input_report_ff_status(struct input_dev *dev, unsigned int code, int value)
1170{
1171 input_event(dev, EV_FF_STATUS, code, value);
1172}
1173
31581066
RP
1174static inline void input_report_switch(struct input_dev *dev, unsigned int code, int value)
1175{
1176 input_event(dev, EV_SW, code, !!value);
1177}
1178
1da177e4
LT
1179static inline void input_sync(struct input_dev *dev)
1180{
1181 input_event(dev, EV_SYN, SYN_REPORT, 0);
1da177e4
LT
1182}
1183
534565f2
DT
1184void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code);
1185
1da177e4
LT
1186static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat)
1187{
1188 dev->absmin[axis] = min;
1189 dev->absmax[axis] = max;
1190 dev->absfuzz[axis] = fuzz;
1191 dev->absflat[axis] = flat;
1192
1193 dev->absbit[LONG(axis)] |= BIT(axis);
1194}
1195
ea9f240b 1196extern struct class input_class;
1da177e4 1197
509ca1a9
AH
1198/**
1199 * struct ff_device - force-feedback part of an input device
1200 * @upload: Called to upload an new effect into device
1201 * @erase: Called to erase an effect from device
1202 * @playback: Called to request device to start playing specified effect
1203 * @set_gain: Called to set specified gain
1204 * @set_autocenter: Called to auto-center device
1205 * @destroy: called by input core when parent input device is being
1206 * destroyed
1207 * @private: driver-specific data, will be freed automatically
1208 * @ffbit: bitmap of force feedback capabilities truly supported by
1209 * device (not emulated like ones in input_dev->ffbit)
1210 * @mutex: mutex for serializing access to the device
1211 * @max_effects: maximum number of effects supported by device
1212 * @effects: pointer to an array of effects currently loaded into device
1213 * @effect_owners: array of effect owners; when file handle owning
1214 * an effect gets closed the effcet is automatically erased
1215 *
1216 * Every force-feedback device must implement upload() and playback()
1217 * methods; erase() is optional. set_gain() and set_autocenter() need
1218 * only be implemented if driver sets up FF_GAIN and FF_AUTOCENTER
1219 * bits.
1220 */
1221struct ff_device {
1222 int (*upload)(struct input_dev *dev, struct ff_effect *effect,
1223 struct ff_effect *old);
1224 int (*erase)(struct input_dev *dev, int effect_id);
1225
1226 int (*playback)(struct input_dev *dev, int effect_id, int value);
1227 void (*set_gain)(struct input_dev *dev, u16 gain);
1228 void (*set_autocenter)(struct input_dev *dev, u16 magnitude);
1229
1230 void (*destroy)(struct ff_device *);
1231
1232 void *private;
1233
1234 unsigned long ffbit[NBITS(FF_MAX)];
1235
1236 struct mutex mutex;
1237
1238 int max_effects;
1239 struct ff_effect *effects;
1240 struct file *effect_owners[];
1241};
1242
1243int input_ff_create(struct input_dev *dev, int max_effects);
1244void input_ff_destroy(struct input_dev *dev);
1245
1246int input_ff_event(struct input_dev *dev, unsigned int type, unsigned int code, int value);
1247
1248int input_ff_upload(struct input_dev *dev, struct ff_effect *effect, struct file *file);
1249int input_ff_erase(struct input_dev *dev, int effect_id, struct file *file);
1250
7d928a2b
AH
1251int input_ff_create_memless(struct input_dev *dev, void *data,
1252 int (*play_effect)(struct input_dev *, void *, struct ff_effect *));
1253
1da177e4
LT
1254#endif
1255#endif
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