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
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
311 #define KEY_FASTFORWARD 208
312 #define KEY_BASSBOOST 209
313 #define KEY_PRINT 210
315 #define KEY_CAMERA 212
316 #define KEY_SOUND 213
317 #define KEY_QUESTION 214
318 #define KEY_EMAIL 215
320 #define KEY_SEARCH 217
321 #define KEY_CONNECT 218
322 #define KEY_FINANCE 219
323 #define KEY_SPORT 220
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
331 #define KEY_SWITCHVIDEOMODE 227
332 #define KEY_KBDILLUMTOGGLE 228
333 #define KEY_KBDILLUMDOWN 229
334 #define KEY_KBDILLUMUP 230
336 #define KEY_UNKNOWN 240
338 #define BTN_MISC 0x100
350 #define BTN_MOUSE 0x110
351 #define BTN_LEFT 0x110
352 #define BTN_RIGHT 0x111
353 #define BTN_MIDDLE 0x112
354 #define BTN_SIDE 0x113
355 #define BTN_EXTRA 0x114
356 #define BTN_FORWARD 0x115
357 #define BTN_BACK 0x116
358 #define BTN_TASK 0x117
360 #define BTN_JOYSTICK 0x120
361 #define BTN_TRIGGER 0x120
362 #define BTN_THUMB 0x121
363 #define BTN_THUMB2 0x122
364 #define BTN_TOP 0x123
365 #define BTN_TOP2 0x124
366 #define BTN_PINKIE 0x125
367 #define BTN_BASE 0x126
368 #define BTN_BASE2 0x127
369 #define BTN_BASE3 0x128
370 #define BTN_BASE4 0x129
371 #define BTN_BASE5 0x12a
372 #define BTN_BASE6 0x12b
373 #define BTN_DEAD 0x12f
375 #define BTN_GAMEPAD 0x130
384 #define BTN_TL2 0x138
385 #define BTN_TR2 0x139
386 #define BTN_SELECT 0x13a
387 #define BTN_START 0x13b
388 #define BTN_MODE 0x13c
389 #define BTN_THUMBL 0x13d
390 #define BTN_THUMBR 0x13e
392 #define BTN_DIGI 0x140
393 #define BTN_TOOL_PEN 0x140
394 #define BTN_TOOL_RUBBER 0x141
395 #define BTN_TOOL_BRUSH 0x142
396 #define BTN_TOOL_PENCIL 0x143
397 #define BTN_TOOL_AIRBRUSH 0x144
398 #define BTN_TOOL_FINGER 0x145
399 #define BTN_TOOL_MOUSE 0x146
400 #define BTN_TOOL_LENS 0x147
401 #define BTN_TOUCH 0x14a
402 #define BTN_STYLUS 0x14b
403 #define BTN_STYLUS2 0x14c
404 #define BTN_TOOL_DOUBLETAP 0x14d
405 #define BTN_TOOL_TRIPLETAP 0x14e
407 #define BTN_WHEEL 0x150
408 #define BTN_GEAR_DOWN 0x150
409 #define BTN_GEAR_UP 0x151
412 #define KEY_SELECT 0x161
413 #define KEY_GOTO 0x162
414 #define KEY_CLEAR 0x163
415 #define KEY_POWER2 0x164
416 #define KEY_OPTION 0x165
417 #define KEY_INFO 0x166
418 #define KEY_TIME 0x167
419 #define KEY_VENDOR 0x168
420 #define KEY_ARCHIVE 0x169
421 #define KEY_PROGRAM 0x16a
422 #define KEY_CHANNEL 0x16b
423 #define KEY_FAVORITES 0x16c
424 #define KEY_EPG 0x16d
425 #define KEY_PVR 0x16e
426 #define KEY_MHP 0x16f
427 #define KEY_LANGUAGE 0x170
428 #define KEY_TITLE 0x171
429 #define KEY_SUBTITLE 0x172
430 #define KEY_ANGLE 0x173
431 #define KEY_ZOOM 0x174
432 #define KEY_MODE 0x175
433 #define KEY_KEYBOARD 0x176
434 #define KEY_SCREEN 0x177
437 #define KEY_TV2 0x17a
438 #define KEY_VCR 0x17b
439 #define KEY_VCR2 0x17c
440 #define KEY_SAT 0x17d
441 #define KEY_SAT2 0x17e
443 #define KEY_TAPE 0x180
444 #define KEY_RADIO 0x181
445 #define KEY_TUNER 0x182
446 #define KEY_PLAYER 0x183
447 #define KEY_TEXT 0x184
448 #define KEY_DVD 0x185
449 #define KEY_AUX 0x186
450 #define KEY_MP3 0x187
451 #define KEY_AUDIO 0x188
452 #define KEY_VIDEO 0x189
453 #define KEY_DIRECTORY 0x18a
454 #define KEY_LIST 0x18b
455 #define KEY_MEMO 0x18c
456 #define KEY_CALENDAR 0x18d
457 #define KEY_RED 0x18e
458 #define KEY_GREEN 0x18f
459 #define KEY_YELLOW 0x190
460 #define KEY_BLUE 0x191
461 #define KEY_CHANNELUP 0x192
462 #define KEY_CHANNELDOWN 0x193
463 #define KEY_FIRST 0x194
464 #define KEY_LAST 0x195
466 #define KEY_NEXT 0x197
467 #define KEY_RESTART 0x198
468 #define KEY_SLOW 0x199
469 #define KEY_SHUFFLE 0x19a
470 #define KEY_BREAK 0x19b
471 #define KEY_PREVIOUS 0x19c
472 #define KEY_DIGITS 0x19d
473 #define KEY_TEEN 0x19e
474 #define KEY_TWEN 0x19f
476 #define KEY_DEL_EOL 0x1c0
477 #define KEY_DEL_EOS 0x1c1
478 #define KEY_INS_LINE 0x1c2
479 #define KEY_DEL_LINE 0x1c3
482 #define KEY_FN_ESC 0x1d1
483 #define KEY_FN_F1 0x1d2
484 #define KEY_FN_F2 0x1d3
485 #define KEY_FN_F3 0x1d4
486 #define KEY_FN_F4 0x1d5
487 #define KEY_FN_F5 0x1d6
488 #define KEY_FN_F6 0x1d7
489 #define KEY_FN_F7 0x1d8
490 #define KEY_FN_F8 0x1d9
491 #define KEY_FN_F9 0x1da
492 #define KEY_FN_F10 0x1db
493 #define KEY_FN_F11 0x1dc
494 #define KEY_FN_F12 0x1dd
495 #define KEY_FN_1 0x1de
496 #define KEY_FN_2 0x1df
497 #define KEY_FN_D 0x1e0
498 #define KEY_FN_E 0x1e1
499 #define KEY_FN_F 0x1e2
500 #define KEY_FN_S 0x1e3
501 #define KEY_FN_B 0x1e4
503 #define KEY_MAX 0x1ff
515 #define REL_HWHEEL 0x06
516 #define REL_DIAL 0x07
517 #define REL_WHEEL 0x08
518 #define REL_MISC 0x09
531 #define ABS_THROTTLE 0x06
532 #define ABS_RUDDER 0x07
533 #define ABS_WHEEL 0x08
535 #define ABS_BRAKE 0x0a
536 #define ABS_HAT0X 0x10
537 #define ABS_HAT0Y 0x11
538 #define ABS_HAT1X 0x12
539 #define ABS_HAT1Y 0x13
540 #define ABS_HAT2X 0x14
541 #define ABS_HAT2Y 0x15
542 #define ABS_HAT3X 0x16
543 #define ABS_HAT3Y 0x17
544 #define ABS_PRESSURE 0x18
545 #define ABS_DISTANCE 0x19
546 #define ABS_TILT_X 0x1a
547 #define ABS_TILT_Y 0x1b
548 #define ABS_TOOL_WIDTH 0x1c
549 #define ABS_VOLUME 0x20
550 #define ABS_MISC 0x28
557 #define MSC_SERIAL 0x00
558 #define MSC_PULSELED 0x01
559 #define MSC_GESTURE 0x02
561 #define MSC_SCAN 0x04
568 #define LED_NUML 0x00
569 #define LED_CAPSL 0x01
570 #define LED_SCROLLL 0x02
571 #define LED_COMPOSE 0x03
572 #define LED_KANA 0x04
573 #define LED_SLEEP 0x05
574 #define LED_SUSPEND 0x06
575 #define LED_MUTE 0x07
576 #define LED_MISC 0x08
577 #define LED_MAIL 0x09
578 #define LED_CHARGING 0x0a
585 #define REP_DELAY 0x00
586 #define REP_PERIOD 0x01
593 #define SND_CLICK 0x00
594 #define SND_BELL 0x01
595 #define SND_TONE 0x02
608 #define BUS_ISAPNP 0x02
611 #define BUS_BLUETOOTH 0x05
614 #define BUS_I8042 0x11
615 #define BUS_XTKBD 0x12
616 #define BUS_RS232 0x13
617 #define BUS_GAMEPORT 0x14
618 #define BUS_PARPORT 0x15
619 #define BUS_AMIGA 0x16
622 #define BUS_HOST 0x19
625 * Values describing the status of an effect
627 #define FF_STATUS_STOPPED 0x00
628 #define FF_STATUS_PLAYING 0x01
629 #define FF_STATUS_MAX 0x01
632 * Structures used in ioctls to upload effects to a device
633 * The first structures are not passed directly by using ioctls.
634 * They are sub-structures of the actually sent structure (called ff_effect)
638 __u16 length
; /* Duration of an effect in ms. All other times are also expressed in ms */
639 __u16 delay
; /* Time to wait before to start playing an effect */
643 __u16 button
; /* Number of button triggering an effect */
644 __u16 interval
; /* Time to wait before an effect can be re-triggered (ms) */
648 __u16 attack_length
; /* Duration of attack (ms) */
649 __u16 attack_level
; /* Level at beginning of attack */
650 __u16 fade_length
; /* Duration of fade (ms) */
651 __u16 fade_level
; /* Level at end of fade */
655 struct ff_constant_effect
{
656 __s16 level
; /* Strength of effect. Negative values are OK */
657 struct ff_envelope envelope
;
661 struct ff_ramp_effect
{
664 struct ff_envelope envelope
;
667 /* FF_SPRING of FF_FRICTION */
668 struct ff_condition_effect
{
669 __u16 right_saturation
; /* Max level when joystick is on the right */
670 __u16 left_saturation
; /* Max level when joystick in on the left */
672 __s16 right_coeff
; /* Indicates how fast the force grows when the
673 joystick moves to the right */
674 __s16 left_coeff
; /* Same for left side */
676 __u16 deadband
; /* Size of area where no force is produced */
677 __s16 center
; /* Position of dead zone */
682 struct ff_periodic_effect
{
683 __u16 waveform
; /* Kind of wave (sine, square...) */
684 __u16 period
; /* in ms */
685 __s16 magnitude
; /* Peak value */
686 __s16 offset
; /* Mean value of wave (roughly) */
687 __u16 phase
; /* 'Horizontal' shift */
689 struct ff_envelope envelope
;
691 /* Only used if waveform == FF_CUSTOM */
692 __u32 custom_len
; /* Number of samples */
693 __s16
*custom_data
; /* Buffer of samples */
694 /* Note: the data pointed by custom_data is copied by the driver. You can
695 * therefore dispose of the memory after the upload/update */
699 /* Some rumble pads have two motors of different weight.
700 strong_magnitude represents the magnitude of the vibration generated
703 struct ff_rumble_effect
{
704 __u16 strong_magnitude
; /* Magnitude of the heavy motor */
705 __u16 weak_magnitude
; /* Magnitude of the light one */
709 * Structure sent through ioctl from the application to the driver
713 /* Following field denotes the unique id assigned to an effect.
714 * If user sets if to -1, a new effect is created, and its id is returned in the same field
715 * Else, the user sets it to the effect id it wants to update.
719 __u16 direction
; /* Direction. 0 deg -> 0x0000 (down)
720 90 deg -> 0x4000 (left)
721 180 deg -> 0x8000 (up)
722 270 deg -> 0xC000 (right)
725 struct ff_trigger trigger
;
726 struct ff_replay replay
;
729 struct ff_constant_effect constant
;
730 struct ff_ramp_effect ramp
;
731 struct ff_periodic_effect periodic
;
732 struct ff_condition_effect condition
[2]; /* One for each axis */
733 struct ff_rumble_effect rumble
;
738 * Force feedback effect types
741 #define FF_RUMBLE 0x50
742 #define FF_PERIODIC 0x51
743 #define FF_CONSTANT 0x52
744 #define FF_SPRING 0x53
745 #define FF_FRICTION 0x54
746 #define FF_DAMPER 0x55
747 #define FF_INERTIA 0x56
751 * Force feedback periodic effect types
754 #define FF_SQUARE 0x58
755 #define FF_TRIANGLE 0x59
757 #define FF_SAW_UP 0x5b
758 #define FF_SAW_DOWN 0x5c
759 #define FF_CUSTOM 0x5d
762 * Set ff device properties
766 #define FF_AUTOCENTER 0x61
773 * In-kernel definitions.
776 #include <linux/fs.h>
777 #include <linux/timer.h>
779 #define NBITS(x) (((x)/BITS_PER_LONG)+1)
780 #define BIT(x) (1UL<<((x)%BITS_PER_LONG))
781 #define LONG(x) ((x)/BITS_PER_LONG)
783 #define INPUT_KEYCODE(dev, scancode) ((dev->keycodesize == 1) ? ((u8*)dev->keycode)[scancode] : \
784 ((dev->keycodesize == 2) ? ((u16*)dev->keycode)[scancode] : (((u32*)dev->keycode)[scancode])))
786 #define SET_INPUT_KEYCODE(dev, scancode, val) \
788 switch (dev->keycodesize) { \
790 u8 *k = (u8 *)dev->keycode; \
791 __old = k[scancode]; \
796 u16 *k = (u16 *)dev->keycode; \
797 __old = k[scancode]; \
802 u32 *k = (u32 *)dev->keycode; \
803 __old = k[scancode]; \
819 unsigned long evbit
[NBITS(EV_MAX
)];
820 unsigned long keybit
[NBITS(KEY_MAX
)];
821 unsigned long relbit
[NBITS(REL_MAX
)];
822 unsigned long absbit
[NBITS(ABS_MAX
)];
823 unsigned long mscbit
[NBITS(MSC_MAX
)];
824 unsigned long ledbit
[NBITS(LED_MAX
)];
825 unsigned long sndbit
[NBITS(SND_MAX
)];
826 unsigned long ffbit
[NBITS(FF_MAX
)];
829 unsigned int keycodemax
;
830 unsigned int keycodesize
;
833 unsigned int repeat_key
;
834 struct timer_list timer
;
836 struct pt_regs
*regs
;
841 int abs
[ABS_MAX
+ 1];
842 int rep
[REP_MAX
+ 1];
844 unsigned long key
[NBITS(KEY_MAX
)];
845 unsigned long led
[NBITS(LED_MAX
)];
846 unsigned long snd
[NBITS(SND_MAX
)];
848 int absmax
[ABS_MAX
+ 1];
849 int absmin
[ABS_MAX
+ 1];
850 int absfuzz
[ABS_MAX
+ 1];
851 int absflat
[ABS_MAX
+ 1];
853 int (*open
)(struct input_dev
*dev
);
854 void (*close
)(struct input_dev
*dev
);
855 int (*accept
)(struct input_dev
*dev
, struct file
*file
);
856 int (*flush
)(struct input_dev
*dev
, struct file
*file
);
857 int (*event
)(struct input_dev
*dev
, unsigned int type
, unsigned int code
, int value
);
858 int (*upload_effect
)(struct input_dev
*dev
, struct ff_effect
*effect
);
859 int (*erase_effect
)(struct input_dev
*dev
, int effect_id
);
861 struct input_handle
*grab
;
863 struct semaphore sem
; /* serializes open and close operations */
868 struct list_head h_list
;
869 struct list_head node
;
873 * Structure for hotplug & device<->driver matching.
876 #define INPUT_DEVICE_ID_MATCH_BUS 1
877 #define INPUT_DEVICE_ID_MATCH_VENDOR 2
878 #define INPUT_DEVICE_ID_MATCH_PRODUCT 4
879 #define INPUT_DEVICE_ID_MATCH_VERSION 8
881 #define INPUT_DEVICE_ID_MATCH_EVBIT 0x010
882 #define INPUT_DEVICE_ID_MATCH_KEYBIT 0x020
883 #define INPUT_DEVICE_ID_MATCH_RELBIT 0x040
884 #define INPUT_DEVICE_ID_MATCH_ABSBIT 0x080
885 #define INPUT_DEVICE_ID_MATCH_MSCIT 0x100
886 #define INPUT_DEVICE_ID_MATCH_LEDBIT 0x200
887 #define INPUT_DEVICE_ID_MATCH_SNDBIT 0x400
888 #define INPUT_DEVICE_ID_MATCH_FFBIT 0x800
890 #define INPUT_DEVICE_ID_MATCH_DEVICE\
891 (INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT)
892 #define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION\
893 (INPUT_DEVICE_ID_MATCH_DEVICE | INPUT_DEVICE_ID_MATCH_VERSION)
895 struct input_device_id
{
901 unsigned long evbit
[NBITS(EV_MAX
)];
902 unsigned long keybit
[NBITS(KEY_MAX
)];
903 unsigned long relbit
[NBITS(REL_MAX
)];
904 unsigned long absbit
[NBITS(ABS_MAX
)];
905 unsigned long mscbit
[NBITS(MSC_MAX
)];
906 unsigned long ledbit
[NBITS(LED_MAX
)];
907 unsigned long sndbit
[NBITS(SND_MAX
)];
908 unsigned long ffbit
[NBITS(FF_MAX
)];
910 unsigned long driver_info
;
915 struct input_handler
{
919 void (*event
)(struct input_handle
*handle
, unsigned int type
, unsigned int code
, int value
);
920 struct input_handle
* (*connect
)(struct input_handler
*handler
, struct input_dev
*dev
, struct input_device_id
*id
);
921 void (*disconnect
)(struct input_handle
*handle
);
923 struct file_operations
*fops
;
927 struct input_device_id
*id_table
;
928 struct input_device_id
*blacklist
;
930 struct list_head h_list
;
931 struct list_head node
;
934 struct input_handle
{
941 struct input_dev
*dev
;
942 struct input_handler
*handler
;
944 struct list_head d_node
;
945 struct list_head h_node
;
948 #define to_dev(n) container_of(n,struct input_dev,node)
949 #define to_handler(n) container_of(n,struct input_handler,node);
950 #define to_handle(n) container_of(n,struct input_handle,d_node)
951 #define to_handle_h(n) container_of(n,struct input_handle,h_node)
953 static inline void init_input_dev(struct input_dev
*dev
)
955 INIT_LIST_HEAD(&dev
->h_list
);
956 INIT_LIST_HEAD(&dev
->node
);
959 void input_register_device(struct input_dev
*);
960 void input_unregister_device(struct input_dev
*);
962 void input_register_handler(struct input_handler
*);
963 void input_unregister_handler(struct input_handler
*);
965 int input_grab_device(struct input_handle
*);
966 void input_release_device(struct input_handle
*);
968 int input_open_device(struct input_handle
*);
969 void input_close_device(struct input_handle
*);
971 int input_accept_process(struct input_handle
*handle
, struct file
*file
);
972 int input_flush_device(struct input_handle
* handle
, struct file
* file
);
974 void input_event(struct input_dev
*dev
, unsigned int type
, unsigned int code
, int value
);
976 static inline void input_report_key(struct input_dev
*dev
, unsigned int code
, int value
)
978 input_event(dev
, EV_KEY
, code
, !!value
);
981 static inline void input_report_rel(struct input_dev
*dev
, unsigned int code
, int value
)
983 input_event(dev
, EV_REL
, code
, value
);
986 static inline void input_report_abs(struct input_dev
*dev
, unsigned int code
, int value
)
988 input_event(dev
, EV_ABS
, code
, value
);
991 static inline void input_report_ff(struct input_dev
*dev
, unsigned int code
, int value
)
993 input_event(dev
, EV_FF
, code
, value
);
996 static inline void input_report_ff_status(struct input_dev
*dev
, unsigned int code
, int value
)
998 input_event(dev
, EV_FF_STATUS
, code
, value
);
1001 static inline void input_regs(struct input_dev
*dev
, struct pt_regs
*regs
)
1006 static inline void input_sync(struct input_dev
*dev
)
1008 input_event(dev
, EV_SYN
, SYN_REPORT
, 0);
1012 static inline void input_set_abs_params(struct input_dev
*dev
, int axis
, int min
, int max
, int fuzz
, int flat
)
1014 dev
->absmin
[axis
] = min
;
1015 dev
->absmax
[axis
] = max
;
1016 dev
->absfuzz
[axis
] = fuzz
;
1017 dev
->absflat
[axis
] = flat
;
1019 dev
->absbit
[LONG(axis
)] |= BIT(axis
);
1022 extern struct class *input_class
;