5 * Copyright (c) 1999-2002 Vojtech Pavlik
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.
13 #include <linux/time.h>
14 #include <linux/list.h>
17 #include <sys/ioctl.h>
18 #include <asm/types.h>
22 * The event structure itself
36 #define EV_VERSION 0x010000
39 * IOCTLs (0x00 - 0x7f)
49 struct input_absinfo {
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 */
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 */
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 */
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 */
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 */
78 #define EVIOCGRAB _IOW('E', 0x90, int) /* Grab/Release device */
94 #define EV_FF_STATUS 0x17
98 * Synchronization events.
108 #define KEY_RESERVED 0
122 #define KEY_BACKSPACE 14
134 #define KEY_LEFTBRACE 26
135 #define KEY_RIGHTBRACE 27
137 #define KEY_LEFTCTRL 29
147 #define KEY_SEMICOLON 39
148 #define KEY_APOSTROPHE 40
150 #define KEY_LEFTSHIFT 42
151 #define KEY_BACKSLASH 43
162 #define KEY_RIGHTSHIFT 54
163 #define KEY_KPASTERISK 55
164 #define KEY_LEFTALT 56
166 #define KEY_CAPSLOCK 58
177 #define KEY_NUMLOCK 69
178 #define KEY_SCROLLLOCK 70
182 #define KEY_KPMINUS 74
186 #define KEY_KPPLUS 78
193 #define KEY_ZENKAKUHANKAKU 85
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
208 #define KEY_RIGHTALT 100
209 #define KEY_LINEFEED 101
212 #define KEY_PAGEUP 104
214 #define KEY_RIGHT 106
217 #define KEY_PAGEDOWN 109
218 #define KEY_INSERT 110
219 #define KEY_DELETE 111
220 #define KEY_MACRO 112
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
229 #define KEY_KPCOMMA 121
230 #define KEY_HANGUEL 122
231 #define KEY_HANJA 123
233 #define KEY_LEFTMETA 125
234 #define KEY_RIGHTMETA 126
235 #define KEY_COMPOSE 127
238 #define KEY_AGAIN 129
239 #define KEY_PROPS 130
241 #define KEY_FRONT 132
244 #define KEY_PASTE 135
250 #define KEY_SETUP 141
251 #define KEY_SLEEP 142
252 #define KEY_WAKEUP 143
254 #define KEY_SENDFILE 145
255 #define KEY_DELETEFILE 146
257 #define KEY_PROG1 148
258 #define KEY_PROG2 149
260 #define KEY_MSDOS 151
261 #define KEY_COFFEE 152
262 #define KEY_DIRECTION 153
263 #define KEY_CYCLEWINDOWS 154
265 #define KEY_BOOKMARKS 156
266 #define KEY_COMPUTER 157
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
280 #define KEY_CONFIG 171
281 #define KEY_HOMEPAGE 172
282 #define KEY_REFRESH 173
286 #define KEY_SCROLLUP 177
287 #define KEY_SCROLLDOWN 178
288 #define KEY_KPLEFTPAREN 179
289 #define KEY_KPRIGHTPAREN 180
306 #define KEY_PLAYCD 200
307 #define KEY_PAUSECD 201
308 #define KEY_PROG3 202
309 #define KEY_PROG4 203
310 #define KEY_SUSPEND 205
311 #define KEY_CLOSE 206
313 #define KEY_FASTFORWARD 208
314 #define KEY_BASSBOOST 209
315 #define KEY_PRINT 210
317 #define KEY_CAMERA 212
318 #define KEY_SOUND 213
319 #define KEY_QUESTION 214
320 #define KEY_EMAIL 215
322 #define KEY_SEARCH 217
323 #define KEY_CONNECT 218
324 #define KEY_FINANCE 219
325 #define KEY_SPORT 220
327 #define KEY_ALTERASE 222
328 #define KEY_CANCEL 223
329 #define KEY_BRIGHTNESSDOWN 224
330 #define KEY_BRIGHTNESSUP 225
331 #define KEY_MEDIA 226
333 #define KEY_SWITCHVIDEOMODE 227
334 #define KEY_KBDILLUMTOGGLE 228
335 #define KEY_KBDILLUMDOWN 229
336 #define KEY_KBDILLUMUP 230
339 #define KEY_REPLY 232
340 #define KEY_FORWARDMAIL 233
342 #define KEY_DOCUMENTS 235
344 #define KEY_UNKNOWN 240
346 #define BTN_MISC 0x100
358 #define BTN_MOUSE 0x110
359 #define BTN_LEFT 0x110
360 #define BTN_RIGHT 0x111
361 #define BTN_MIDDLE 0x112
362 #define BTN_SIDE 0x113
363 #define BTN_EXTRA 0x114
364 #define BTN_FORWARD 0x115
365 #define BTN_BACK 0x116
366 #define BTN_TASK 0x117
368 #define BTN_JOYSTICK 0x120
369 #define BTN_TRIGGER 0x120
370 #define BTN_THUMB 0x121
371 #define BTN_THUMB2 0x122
372 #define BTN_TOP 0x123
373 #define BTN_TOP2 0x124
374 #define BTN_PINKIE 0x125
375 #define BTN_BASE 0x126
376 #define BTN_BASE2 0x127
377 #define BTN_BASE3 0x128
378 #define BTN_BASE4 0x129
379 #define BTN_BASE5 0x12a
380 #define BTN_BASE6 0x12b
381 #define BTN_DEAD 0x12f
383 #define BTN_GAMEPAD 0x130
392 #define BTN_TL2 0x138
393 #define BTN_TR2 0x139
394 #define BTN_SELECT 0x13a
395 #define BTN_START 0x13b
396 #define BTN_MODE 0x13c
397 #define BTN_THUMBL 0x13d
398 #define BTN_THUMBR 0x13e
400 #define BTN_DIGI 0x140
401 #define BTN_TOOL_PEN 0x140
402 #define BTN_TOOL_RUBBER 0x141
403 #define BTN_TOOL_BRUSH 0x142
404 #define BTN_TOOL_PENCIL 0x143
405 #define BTN_TOOL_AIRBRUSH 0x144
406 #define BTN_TOOL_FINGER 0x145
407 #define BTN_TOOL_MOUSE 0x146
408 #define BTN_TOOL_LENS 0x147
409 #define BTN_TOUCH 0x14a
410 #define BTN_STYLUS 0x14b
411 #define BTN_STYLUS2 0x14c
412 #define BTN_TOOL_DOUBLETAP 0x14d
413 #define BTN_TOOL_TRIPLETAP 0x14e
415 #define BTN_WHEEL 0x150
416 #define BTN_GEAR_DOWN 0x150
417 #define BTN_GEAR_UP 0x151
420 #define KEY_SELECT 0x161
421 #define KEY_GOTO 0x162
422 #define KEY_CLEAR 0x163
423 #define KEY_POWER2 0x164
424 #define KEY_OPTION 0x165
425 #define KEY_INFO 0x166
426 #define KEY_TIME 0x167
427 #define KEY_VENDOR 0x168
428 #define KEY_ARCHIVE 0x169
429 #define KEY_PROGRAM 0x16a
430 #define KEY_CHANNEL 0x16b
431 #define KEY_FAVORITES 0x16c
432 #define KEY_EPG 0x16d
433 #define KEY_PVR 0x16e
434 #define KEY_MHP 0x16f
435 #define KEY_LANGUAGE 0x170
436 #define KEY_TITLE 0x171
437 #define KEY_SUBTITLE 0x172
438 #define KEY_ANGLE 0x173
439 #define KEY_ZOOM 0x174
440 #define KEY_MODE 0x175
441 #define KEY_KEYBOARD 0x176
442 #define KEY_SCREEN 0x177
445 #define KEY_TV2 0x17a
446 #define KEY_VCR 0x17b
447 #define KEY_VCR2 0x17c
448 #define KEY_SAT 0x17d
449 #define KEY_SAT2 0x17e
451 #define KEY_TAPE 0x180
452 #define KEY_RADIO 0x181
453 #define KEY_TUNER 0x182
454 #define KEY_PLAYER 0x183
455 #define KEY_TEXT 0x184
456 #define KEY_DVD 0x185
457 #define KEY_AUX 0x186
458 #define KEY_MP3 0x187
459 #define KEY_AUDIO 0x188
460 #define KEY_VIDEO 0x189
461 #define KEY_DIRECTORY 0x18a
462 #define KEY_LIST 0x18b
463 #define KEY_MEMO 0x18c
464 #define KEY_CALENDAR 0x18d
465 #define KEY_RED 0x18e
466 #define KEY_GREEN 0x18f
467 #define KEY_YELLOW 0x190
468 #define KEY_BLUE 0x191
469 #define KEY_CHANNELUP 0x192
470 #define KEY_CHANNELDOWN 0x193
471 #define KEY_FIRST 0x194
472 #define KEY_LAST 0x195
474 #define KEY_NEXT 0x197
475 #define KEY_RESTART 0x198
476 #define KEY_SLOW 0x199
477 #define KEY_SHUFFLE 0x19a
478 #define KEY_BREAK 0x19b
479 #define KEY_PREVIOUS 0x19c
480 #define KEY_DIGITS 0x19d
481 #define KEY_TEEN 0x19e
482 #define KEY_TWEN 0x19f
484 #define KEY_DEL_EOL 0x1c0
485 #define KEY_DEL_EOS 0x1c1
486 #define KEY_INS_LINE 0x1c2
487 #define KEY_DEL_LINE 0x1c3
490 #define KEY_FN_ESC 0x1d1
491 #define KEY_FN_F1 0x1d2
492 #define KEY_FN_F2 0x1d3
493 #define KEY_FN_F3 0x1d4
494 #define KEY_FN_F4 0x1d5
495 #define KEY_FN_F5 0x1d6
496 #define KEY_FN_F6 0x1d7
497 #define KEY_FN_F7 0x1d8
498 #define KEY_FN_F8 0x1d9
499 #define KEY_FN_F9 0x1da
500 #define KEY_FN_F10 0x1db
501 #define KEY_FN_F11 0x1dc
502 #define KEY_FN_F12 0x1dd
503 #define KEY_FN_1 0x1de
504 #define KEY_FN_2 0x1df
505 #define KEY_FN_D 0x1e0
506 #define KEY_FN_E 0x1e1
507 #define KEY_FN_F 0x1e2
508 #define KEY_FN_S 0x1e3
509 #define KEY_FN_B 0x1e4
511 #define KEY_MAX 0x1ff
523 #define REL_HWHEEL 0x06
524 #define REL_DIAL 0x07
525 #define REL_WHEEL 0x08
526 #define REL_MISC 0x09
539 #define ABS_THROTTLE 0x06
540 #define ABS_RUDDER 0x07
541 #define ABS_WHEEL 0x08
543 #define ABS_BRAKE 0x0a
544 #define ABS_HAT0X 0x10
545 #define ABS_HAT0Y 0x11
546 #define ABS_HAT1X 0x12
547 #define ABS_HAT1Y 0x13
548 #define ABS_HAT2X 0x14
549 #define ABS_HAT2Y 0x15
550 #define ABS_HAT3X 0x16
551 #define ABS_HAT3Y 0x17
552 #define ABS_PRESSURE 0x18
553 #define ABS_DISTANCE 0x19
554 #define ABS_TILT_X 0x1a
555 #define ABS_TILT_Y 0x1b
556 #define ABS_TOOL_WIDTH 0x1c
557 #define ABS_VOLUME 0x20
558 #define ABS_MISC 0x28
565 #define MSC_SERIAL 0x00
566 #define MSC_PULSELED 0x01
567 #define MSC_GESTURE 0x02
569 #define MSC_SCAN 0x04
576 #define LED_NUML 0x00
577 #define LED_CAPSL 0x01
578 #define LED_SCROLLL 0x02
579 #define LED_COMPOSE 0x03
580 #define LED_KANA 0x04
581 #define LED_SLEEP 0x05
582 #define LED_SUSPEND 0x06
583 #define LED_MUTE 0x07
584 #define LED_MISC 0x08
585 #define LED_MAIL 0x09
586 #define LED_CHARGING 0x0a
593 #define REP_DELAY 0x00
594 #define REP_PERIOD 0x01
601 #define SND_CLICK 0x00
602 #define SND_BELL 0x01
603 #define SND_TONE 0x02
616 #define BUS_ISAPNP 0x02
619 #define BUS_BLUETOOTH 0x05
622 #define BUS_I8042 0x11
623 #define BUS_XTKBD 0x12
624 #define BUS_RS232 0x13
625 #define BUS_GAMEPORT 0x14
626 #define BUS_PARPORT 0x15
627 #define BUS_AMIGA 0x16
630 #define BUS_HOST 0x19
633 * Values describing the status of an effect
635 #define FF_STATUS_STOPPED 0x00
636 #define FF_STATUS_PLAYING 0x01
637 #define FF_STATUS_MAX 0x01
640 * Structures used in ioctls to upload effects to a device
641 * The first structures are not passed directly by using ioctls.
642 * They are sub-structures of the actually sent structure (called ff_effect)
646 __u16 length; /* Duration of an effect in ms. All other times are also expressed in ms */
647 __u16 delay; /* Time to wait before to start playing an effect */
651 __u16 button; /* Number of button triggering an effect */
652 __u16 interval; /* Time to wait before an effect can be re-triggered (ms) */
656 __u16 attack_length; /* Duration of attack (ms) */
657 __u16 attack_level; /* Level at beginning of attack */
658 __u16 fade_length; /* Duration of fade (ms) */
659 __u16 fade_level; /* Level at end of fade */
663 struct ff_constant_effect {
664 __s16 level; /* Strength of effect. Negative values are OK */
665 struct ff_envelope envelope;
669 struct ff_ramp_effect {
672 struct ff_envelope envelope;
675 /* FF_SPRING of FF_FRICTION */
676 struct ff_condition_effect {
677 __u16 right_saturation; /* Max level when joystick is on the right */
678 __u16 left_saturation; /* Max level when joystick in on the left */
680 __s16 right_coeff; /* Indicates how fast the force grows when the
681 joystick moves to the right */
682 __s16 left_coeff; /* Same for left side */
684 __u16 deadband; /* Size of area where no force is produced */
685 __s16 center; /* Position of dead zone */
690 struct ff_periodic_effect {
691 __u16 waveform; /* Kind of wave (sine, square...) */
692 __u16 period; /* in ms */
693 __s16 magnitude; /* Peak value */
694 __s16 offset; /* Mean value of wave (roughly) */
695 __u16 phase; /* 'Horizontal' shift */
697 struct ff_envelope envelope;
699 /* Only used if waveform == FF_CUSTOM */
700 __u32 custom_len; /* Number of samples */
701 __s16 *custom_data; /* Buffer of samples */
702 /* Note: the data pointed by custom_data is copied by the driver. You can
703 * therefore dispose of the memory after the upload/update */
707 /* Some rumble pads have two motors of different weight.
708 strong_magnitude represents the magnitude of the vibration generated
711 struct ff_rumble_effect {
712 __u16 strong_magnitude; /* Magnitude of the heavy motor */
713 __u16 weak_magnitude; /* Magnitude of the light one */
717 * Structure sent through ioctl from the application to the driver
721 /* Following field denotes the unique id assigned to an effect.
722 * If user sets if to -1, a new effect is created, and its id is returned in the same field
723 * Else, the user sets it to the effect id it wants to update.
727 __u16 direction; /* Direction. 0 deg -> 0x0000 (down)
728 90 deg -> 0x4000 (left)
729 180 deg -> 0x8000 (up)
730 270 deg -> 0xC000 (right)
733 struct ff_trigger trigger;
734 struct ff_replay replay;
737 struct ff_constant_effect constant;
738 struct ff_ramp_effect ramp;
739 struct ff_periodic_effect periodic;
740 struct ff_condition_effect condition[2]; /* One for each axis */
741 struct ff_rumble_effect rumble;
746 * Force feedback effect types
749 #define FF_RUMBLE 0x50
750 #define FF_PERIODIC 0x51
751 #define FF_CONSTANT 0x52
752 #define FF_SPRING 0x53
753 #define FF_FRICTION 0x54
754 #define FF_DAMPER 0x55
755 #define FF_INERTIA 0x56
759 * Force feedback periodic effect types
762 #define FF_SQUARE 0x58
763 #define FF_TRIANGLE 0x59
765 #define FF_SAW_UP 0x5b
766 #define FF_SAW_DOWN 0x5c
767 #define FF_CUSTOM 0x5d
770 * Set ff device properties
774 #define FF_AUTOCENTER 0x61
781 * In-kernel definitions.
784 #include <linux/fs.h>
785 #include <linux/timer.h>
787 #define NBITS(x) (((x)/BITS_PER_LONG)+1)
788 #define BIT(x) (1UL<<((x)%BITS_PER_LONG))
789 #define LONG(x) ((x)/BITS_PER_LONG)
791 #define INPUT_KEYCODE(dev, scancode) ((dev->keycodesize == 1) ? ((u8*)dev->keycode)[scancode] : \
792 ((dev->keycodesize == 2) ? ((u16*)dev->keycode)[scancode] : (((u32*)dev->keycode)[scancode])))
794 #define SET_INPUT_KEYCODE(dev, scancode, val) \
796 switch (dev->keycodesize) { \
798 u8 *k = (u8 *)dev->keycode; \
799 __old = k[scancode]; \
804 u16 *k = (u16 *)dev->keycode; \
805 __old = k[scancode]; \
810 u32 *k = (u32 *)dev->keycode; \
811 __old = k[scancode]; \
827 unsigned long evbit[NBITS(EV_MAX)];
828 unsigned long keybit[NBITS(KEY_MAX)];
829 unsigned long relbit[NBITS(REL_MAX)];
830 unsigned long absbit[NBITS(ABS_MAX)];
831 unsigned long mscbit[NBITS(MSC_MAX)];
832 unsigned long ledbit[NBITS(LED_MAX)];
833 unsigned long sndbit[NBITS(SND_MAX)];
834 unsigned long ffbit[NBITS(FF_MAX)];
837 unsigned int keycodemax;
838 unsigned int keycodesize;
841 unsigned int repeat_key;
842 struct timer_list timer;
844 struct pt_regs *regs;
849 int abs[ABS_MAX + 1];
850 int rep[REP_MAX + 1];
852 unsigned long key[NBITS(KEY_MAX)];
853 unsigned long led[NBITS(LED_MAX)];
854 unsigned long snd[NBITS(SND_MAX)];
856 int absmax[ABS_MAX + 1];
857 int absmin[ABS_MAX + 1];
858 int absfuzz[ABS_MAX + 1];
859 int absflat[ABS_MAX + 1];
861 int (*open)(struct input_dev *dev);
862 void (*close)(struct input_dev *dev);
863 int (*accept)(struct input_dev *dev, struct file *file);
864 int (*flush)(struct input_dev *dev, struct file *file);
865 int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value);
866 int (*upload_effect)(struct input_dev *dev, struct ff_effect *effect);
867 int (*erase_effect)(struct input_dev *dev, int effect_id);
869 struct input_handle *grab;
871 struct semaphore sem; /* serializes open and close operations */
876 struct list_head h_list;
877 struct list_head node;
881 * Structure for hotplug & device<->driver matching.
884 #define INPUT_DEVICE_ID_MATCH_BUS 1
885 #define INPUT_DEVICE_ID_MATCH_VENDOR 2
886 #define INPUT_DEVICE_ID_MATCH_PRODUCT 4
887 #define INPUT_DEVICE_ID_MATCH_VERSION 8
889 #define INPUT_DEVICE_ID_MATCH_EVBIT 0x010
890 #define INPUT_DEVICE_ID_MATCH_KEYBIT 0x020
891 #define INPUT_DEVICE_ID_MATCH_RELBIT 0x040
892 #define INPUT_DEVICE_ID_MATCH_ABSBIT 0x080
893 #define INPUT_DEVICE_ID_MATCH_MSCIT 0x100
894 #define INPUT_DEVICE_ID_MATCH_LEDBIT 0x200
895 #define INPUT_DEVICE_ID_MATCH_SNDBIT 0x400
896 #define INPUT_DEVICE_ID_MATCH_FFBIT 0x800
898 #define INPUT_DEVICE_ID_MATCH_DEVICE\
899 (INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT)
900 #define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION\
901 (INPUT_DEVICE_ID_MATCH_DEVICE | INPUT_DEVICE_ID_MATCH_VERSION)
903 struct input_device_id {
909 unsigned long evbit[NBITS(EV_MAX)];
910 unsigned long keybit[NBITS(KEY_MAX)];
911 unsigned long relbit[NBITS(REL_MAX)];
912 unsigned long absbit[NBITS(ABS_MAX)];
913 unsigned long mscbit[NBITS(MSC_MAX)];
914 unsigned long ledbit[NBITS(LED_MAX)];
915 unsigned long sndbit[NBITS(SND_MAX)];
916 unsigned long ffbit[NBITS(FF_MAX)];
918 unsigned long driver_info;
923 struct input_handler {
927 void (*event)(struct input_handle *handle, unsigned int type, unsigned int code, int value);
928 struct input_handle* (*connect)(struct input_handler *handler, struct input_dev *dev, struct input_device_id *id);
929 void (*disconnect)(struct input_handle *handle);
931 struct file_operations *fops;
935 struct input_device_id *id_table;
936 struct input_device_id *blacklist;
938 struct list_head h_list;
939 struct list_head node;
942 struct input_handle {
949 struct input_dev *dev;
950 struct input_handler *handler;
952 struct list_head d_node;
953 struct list_head h_node;
956 #define to_dev(n) container_of(n,struct input_dev,node)
957 #define to_handler(n) container_of(n,struct input_handler,node);
958 #define to_handle(n) container_of(n,struct input_handle,d_node)
959 #define to_handle_h(n) container_of(n,struct input_handle,h_node)
961 static inline void init_input_dev(struct input_dev *dev)
963 INIT_LIST_HEAD(&dev->h_list);
964 INIT_LIST_HEAD(&dev->node);
967 void input_register_device(struct input_dev *);
968 void input_unregister_device(struct input_dev *);
970 void input_register_handler(struct input_handler *);
971 void input_unregister_handler(struct input_handler *);
973 int input_grab_device(struct input_handle *);
974 void input_release_device(struct input_handle *);
976 int input_open_device(struct input_handle *);
977 void input_close_device(struct input_handle *);
979 int input_accept_process(struct input_handle *handle, struct file *file);
980 int input_flush_device(struct input_handle* handle, struct file* file);
982 void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value);
984 static inline void input_report_key(struct input_dev *dev, unsigned int code, int value)
986 input_event(dev, EV_KEY, code, !!value);
989 static inline void input_report_rel(struct input_dev *dev, unsigned int code, int value)
991 input_event(dev, EV_REL, code, value);
994 static inline void input_report_abs(struct input_dev *dev, unsigned int code, int value)
996 input_event(dev, EV_ABS, code, value);
999 static inline void input_report_ff(struct input_dev *dev, unsigned int code, int value)
1001 input_event(dev, EV_FF, code, value);
1004 static inline void input_report_ff_status(struct input_dev *dev, unsigned int code, int value)
1006 input_event(dev, EV_FF_STATUS, code, value);
1009 static inline void input_regs(struct input_dev *dev, struct pt_regs *regs)
1014 static inline void input_sync(struct input_dev *dev)
1016 input_event(dev, EV_SYN, SYN_REPORT, 0);
1020 static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat)
1022 dev->absmin[axis] = min;
1023 dev->absmax[axis] = max;
1024 dev->absfuzz[axis] = fuzz;
1025 dev->absflat[axis] = flat;
1027 dev->absbit[LONG(axis)] |= BIT(axis);
1030 extern struct class *input_class;