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 EVIOCGREP _IOR('E', 0x03, int[2]) /* get repeat settings */
60 #define EVIOCSREP _IOW('E', 0x03, int[2]) /* set repeat settings */
61 #define EVIOCGKEYCODE _IOR('E', 0x04, int[2]) /* get keycode */
62 #define EVIOCSKEYCODE _IOW('E', 0x04, int[2]) /* set keycode */
64 #define EVIOCGNAME(len) _IOC(_IOC_READ, 'E', 0x06, len) /* get device name */
65 #define EVIOCGPHYS(len) _IOC(_IOC_READ, 'E', 0x07, len) /* get physical location */
66 #define EVIOCGUNIQ(len) _IOC(_IOC_READ, 'E', 0x08, len) /* get unique identifier */
68 #define EVIOCGKEY(len) _IOC(_IOC_READ, 'E', 0x18, len) /* get global keystate */
69 #define EVIOCGLED(len) _IOC(_IOC_READ, 'E', 0x19, len) /* get all LEDs */
70 #define EVIOCGSND(len) _IOC(_IOC_READ, 'E', 0x1a, len) /* get all sounds status */
71 #define EVIOCGSW(len) _IOC(_IOC_READ, 'E', 0x1b, len) /* get all switch states */
73 #define EVIOCGBIT(ev,len) _IOC(_IOC_READ, 'E', 0x20 + ev, len) /* get event bits */
74 #define EVIOCGABS(abs) _IOR('E', 0x40 + abs, struct input_absinfo) /* get abs value/limits */
75 #define EVIOCSABS(abs) _IOW('E', 0xc0 + abs, struct input_absinfo) /* set abs value/limits */
77 #define EVIOCSFF _IOC(_IOC_WRITE, 'E', 0x80, sizeof(struct ff_effect)) /* send a force effect to a force feedback device */
78 #define EVIOCRMFF _IOW('E', 0x81, int) /* Erase a force effect */
79 #define EVIOCGEFFECTS _IOR('E', 0x84, int) /* Report number of effects playable at the same time */
81 #define EVIOCGRAB _IOW('E', 0x90, int) /* Grab/Release device */
98 #define EV_FF_STATUS 0x17
102 * Synchronization events.
112 #define KEY_RESERVED 0
126 #define KEY_BACKSPACE 14
138 #define KEY_LEFTBRACE 26
139 #define KEY_RIGHTBRACE 27
141 #define KEY_LEFTCTRL 29
151 #define KEY_SEMICOLON 39
152 #define KEY_APOSTROPHE 40
154 #define KEY_LEFTSHIFT 42
155 #define KEY_BACKSLASH 43
166 #define KEY_RIGHTSHIFT 54
167 #define KEY_KPASTERISK 55
168 #define KEY_LEFTALT 56
170 #define KEY_CAPSLOCK 58
181 #define KEY_NUMLOCK 69
182 #define KEY_SCROLLLOCK 70
186 #define KEY_KPMINUS 74
190 #define KEY_KPPLUS 78
197 #define KEY_ZENKAKUHANKAKU 85
202 #define KEY_KATAKANA 90
203 #define KEY_HIRAGANA 91
204 #define KEY_HENKAN 92
205 #define KEY_KATAKANAHIRAGANA 93
206 #define KEY_MUHENKAN 94
207 #define KEY_KPJPCOMMA 95
208 #define KEY_KPENTER 96
209 #define KEY_RIGHTCTRL 97
210 #define KEY_KPSLASH 98
212 #define KEY_RIGHTALT 100
213 #define KEY_LINEFEED 101
216 #define KEY_PAGEUP 104
218 #define KEY_RIGHT 106
221 #define KEY_PAGEDOWN 109
222 #define KEY_INSERT 110
223 #define KEY_DELETE 111
224 #define KEY_MACRO 112
226 #define KEY_VOLUMEDOWN 114
227 #define KEY_VOLUMEUP 115
228 #define KEY_POWER 116
229 #define KEY_KPEQUAL 117
230 #define KEY_KPPLUSMINUS 118
231 #define KEY_PAUSE 119
233 #define KEY_KPCOMMA 121
234 #define KEY_HANGUEL 122
235 #define KEY_HANJA 123
237 #define KEY_LEFTMETA 125
238 #define KEY_RIGHTMETA 126
239 #define KEY_COMPOSE 127
242 #define KEY_AGAIN 129
243 #define KEY_PROPS 130
245 #define KEY_FRONT 132
248 #define KEY_PASTE 135
254 #define KEY_SETUP 141
255 #define KEY_SLEEP 142
256 #define KEY_WAKEUP 143
258 #define KEY_SENDFILE 145
259 #define KEY_DELETEFILE 146
261 #define KEY_PROG1 148
262 #define KEY_PROG2 149
264 #define KEY_MSDOS 151
265 #define KEY_COFFEE 152
266 #define KEY_DIRECTION 153
267 #define KEY_CYCLEWINDOWS 154
269 #define KEY_BOOKMARKS 156
270 #define KEY_COMPUTER 157
272 #define KEY_FORWARD 159
273 #define KEY_CLOSECD 160
274 #define KEY_EJECTCD 161
275 #define KEY_EJECTCLOSECD 162
276 #define KEY_NEXTSONG 163
277 #define KEY_PLAYPAUSE 164
278 #define KEY_PREVIOUSSONG 165
279 #define KEY_STOPCD 166
280 #define KEY_RECORD 167
281 #define KEY_REWIND 168
282 #define KEY_PHONE 169
284 #define KEY_CONFIG 171
285 #define KEY_HOMEPAGE 172
286 #define KEY_REFRESH 173
290 #define KEY_SCROLLUP 177
291 #define KEY_SCROLLDOWN 178
292 #define KEY_KPLEFTPAREN 179
293 #define KEY_KPRIGHTPAREN 180
310 #define KEY_PLAYCD 200
311 #define KEY_PAUSECD 201
312 #define KEY_PROG3 202
313 #define KEY_PROG4 203
314 #define KEY_SUSPEND 205
315 #define KEY_CLOSE 206
317 #define KEY_FASTFORWARD 208
318 #define KEY_BASSBOOST 209
319 #define KEY_PRINT 210
321 #define KEY_CAMERA 212
322 #define KEY_SOUND 213
323 #define KEY_QUESTION 214
324 #define KEY_EMAIL 215
326 #define KEY_SEARCH 217
327 #define KEY_CONNECT 218
328 #define KEY_FINANCE 219
329 #define KEY_SPORT 220
331 #define KEY_ALTERASE 222
332 #define KEY_CANCEL 223
333 #define KEY_BRIGHTNESSDOWN 224
334 #define KEY_BRIGHTNESSUP 225
335 #define KEY_MEDIA 226
337 #define KEY_SWITCHVIDEOMODE 227
338 #define KEY_KBDILLUMTOGGLE 228
339 #define KEY_KBDILLUMDOWN 229
340 #define KEY_KBDILLUMUP 230
343 #define KEY_REPLY 232
344 #define KEY_FORWARDMAIL 233
346 #define KEY_DOCUMENTS 235
348 #define KEY_UNKNOWN 240
350 #define BTN_MISC 0x100
362 #define BTN_MOUSE 0x110
363 #define BTN_LEFT 0x110
364 #define BTN_RIGHT 0x111
365 #define BTN_MIDDLE 0x112
366 #define BTN_SIDE 0x113
367 #define BTN_EXTRA 0x114
368 #define BTN_FORWARD 0x115
369 #define BTN_BACK 0x116
370 #define BTN_TASK 0x117
372 #define BTN_JOYSTICK 0x120
373 #define BTN_TRIGGER 0x120
374 #define BTN_THUMB 0x121
375 #define BTN_THUMB2 0x122
376 #define BTN_TOP 0x123
377 #define BTN_TOP2 0x124
378 #define BTN_PINKIE 0x125
379 #define BTN_BASE 0x126
380 #define BTN_BASE2 0x127
381 #define BTN_BASE3 0x128
382 #define BTN_BASE4 0x129
383 #define BTN_BASE5 0x12a
384 #define BTN_BASE6 0x12b
385 #define BTN_DEAD 0x12f
387 #define BTN_GAMEPAD 0x130
396 #define BTN_TL2 0x138
397 #define BTN_TR2 0x139
398 #define BTN_SELECT 0x13a
399 #define BTN_START 0x13b
400 #define BTN_MODE 0x13c
401 #define BTN_THUMBL 0x13d
402 #define BTN_THUMBR 0x13e
404 #define BTN_DIGI 0x140
405 #define BTN_TOOL_PEN 0x140
406 #define BTN_TOOL_RUBBER 0x141
407 #define BTN_TOOL_BRUSH 0x142
408 #define BTN_TOOL_PENCIL 0x143
409 #define BTN_TOOL_AIRBRUSH 0x144
410 #define BTN_TOOL_FINGER 0x145
411 #define BTN_TOOL_MOUSE 0x146
412 #define BTN_TOOL_LENS 0x147
413 #define BTN_TOUCH 0x14a
414 #define BTN_STYLUS 0x14b
415 #define BTN_STYLUS2 0x14c
416 #define BTN_TOOL_DOUBLETAP 0x14d
417 #define BTN_TOOL_TRIPLETAP 0x14e
419 #define BTN_WHEEL 0x150
420 #define BTN_GEAR_DOWN 0x150
421 #define BTN_GEAR_UP 0x151
424 #define KEY_SELECT 0x161
425 #define KEY_GOTO 0x162
426 #define KEY_CLEAR 0x163
427 #define KEY_POWER2 0x164
428 #define KEY_OPTION 0x165
429 #define KEY_INFO 0x166
430 #define KEY_TIME 0x167
431 #define KEY_VENDOR 0x168
432 #define KEY_ARCHIVE 0x169
433 #define KEY_PROGRAM 0x16a
434 #define KEY_CHANNEL 0x16b
435 #define KEY_FAVORITES 0x16c
436 #define KEY_EPG 0x16d
437 #define KEY_PVR 0x16e
438 #define KEY_MHP 0x16f
439 #define KEY_LANGUAGE 0x170
440 #define KEY_TITLE 0x171
441 #define KEY_SUBTITLE 0x172
442 #define KEY_ANGLE 0x173
443 #define KEY_ZOOM 0x174
444 #define KEY_MODE 0x175
445 #define KEY_KEYBOARD 0x176
446 #define KEY_SCREEN 0x177
449 #define KEY_TV2 0x17a
450 #define KEY_VCR 0x17b
451 #define KEY_VCR2 0x17c
452 #define KEY_SAT 0x17d
453 #define KEY_SAT2 0x17e
455 #define KEY_TAPE 0x180
456 #define KEY_RADIO 0x181
457 #define KEY_TUNER 0x182
458 #define KEY_PLAYER 0x183
459 #define KEY_TEXT 0x184
460 #define KEY_DVD 0x185
461 #define KEY_AUX 0x186
462 #define KEY_MP3 0x187
463 #define KEY_AUDIO 0x188
464 #define KEY_VIDEO 0x189
465 #define KEY_DIRECTORY 0x18a
466 #define KEY_LIST 0x18b
467 #define KEY_MEMO 0x18c
468 #define KEY_CALENDAR 0x18d
469 #define KEY_RED 0x18e
470 #define KEY_GREEN 0x18f
471 #define KEY_YELLOW 0x190
472 #define KEY_BLUE 0x191
473 #define KEY_CHANNELUP 0x192
474 #define KEY_CHANNELDOWN 0x193
475 #define KEY_FIRST 0x194
476 #define KEY_LAST 0x195
478 #define KEY_NEXT 0x197
479 #define KEY_RESTART 0x198
480 #define KEY_SLOW 0x199
481 #define KEY_SHUFFLE 0x19a
482 #define KEY_BREAK 0x19b
483 #define KEY_PREVIOUS 0x19c
484 #define KEY_DIGITS 0x19d
485 #define KEY_TEEN 0x19e
486 #define KEY_TWEN 0x19f
488 #define KEY_DEL_EOL 0x1c0
489 #define KEY_DEL_EOS 0x1c1
490 #define KEY_INS_LINE 0x1c2
491 #define KEY_DEL_LINE 0x1c3
494 #define KEY_FN_ESC 0x1d1
495 #define KEY_FN_F1 0x1d2
496 #define KEY_FN_F2 0x1d3
497 #define KEY_FN_F3 0x1d4
498 #define KEY_FN_F4 0x1d5
499 #define KEY_FN_F5 0x1d6
500 #define KEY_FN_F6 0x1d7
501 #define KEY_FN_F7 0x1d8
502 #define KEY_FN_F8 0x1d9
503 #define KEY_FN_F9 0x1da
504 #define KEY_FN_F10 0x1db
505 #define KEY_FN_F11 0x1dc
506 #define KEY_FN_F12 0x1dd
507 #define KEY_FN_1 0x1de
508 #define KEY_FN_2 0x1df
509 #define KEY_FN_D 0x1e0
510 #define KEY_FN_E 0x1e1
511 #define KEY_FN_F 0x1e2
512 #define KEY_FN_S 0x1e3
513 #define KEY_FN_B 0x1e4
515 #define KEY_BRL_DOT1 0x1f1
516 #define KEY_BRL_DOT2 0x1f2
517 #define KEY_BRL_DOT3 0x1f3
518 #define KEY_BRL_DOT4 0x1f4
519 #define KEY_BRL_DOT5 0x1f5
520 #define KEY_BRL_DOT6 0x1f6
521 #define KEY_BRL_DOT7 0x1f7
522 #define KEY_BRL_DOT8 0x1f8
524 /* We avoid low common keys in module aliases so they don't get huge. */
525 #define KEY_MIN_INTERESTING KEY_MUTE
526 #define KEY_MAX 0x1ff
538 #define REL_HWHEEL 0x06
539 #define REL_DIAL 0x07
540 #define REL_WHEEL 0x08
541 #define REL_MISC 0x09
554 #define ABS_THROTTLE 0x06
555 #define ABS_RUDDER 0x07
556 #define ABS_WHEEL 0x08
558 #define ABS_BRAKE 0x0a
559 #define ABS_HAT0X 0x10
560 #define ABS_HAT0Y 0x11
561 #define ABS_HAT1X 0x12
562 #define ABS_HAT1Y 0x13
563 #define ABS_HAT2X 0x14
564 #define ABS_HAT2Y 0x15
565 #define ABS_HAT3X 0x16
566 #define ABS_HAT3Y 0x17
567 #define ABS_PRESSURE 0x18
568 #define ABS_DISTANCE 0x19
569 #define ABS_TILT_X 0x1a
570 #define ABS_TILT_Y 0x1b
571 #define ABS_TOOL_WIDTH 0x1c
572 #define ABS_VOLUME 0x20
573 #define ABS_MISC 0x28
594 #define MSC_SERIAL 0x00
595 #define MSC_PULSELED 0x01
596 #define MSC_GESTURE 0x02
598 #define MSC_SCAN 0x04
605 #define LED_NUML 0x00
606 #define LED_CAPSL 0x01
607 #define LED_SCROLLL 0x02
608 #define LED_COMPOSE 0x03
609 #define LED_KANA 0x04
610 #define LED_SLEEP 0x05
611 #define LED_SUSPEND 0x06
612 #define LED_MUTE 0x07
613 #define LED_MISC 0x08
614 #define LED_MAIL 0x09
615 #define LED_CHARGING 0x0a
622 #define REP_DELAY 0x00
623 #define REP_PERIOD 0x01
630 #define SND_CLICK 0x00
631 #define SND_BELL 0x01
632 #define SND_TONE 0x02
645 #define BUS_ISAPNP 0x02
648 #define BUS_BLUETOOTH 0x05
651 #define BUS_I8042 0x11
652 #define BUS_XTKBD 0x12
653 #define BUS_RS232 0x13
654 #define BUS_GAMEPORT 0x14
655 #define BUS_PARPORT 0x15
656 #define BUS_AMIGA 0x16
659 #define BUS_HOST 0x19
663 * Values describing the status of an effect
665 #define FF_STATUS_STOPPED 0x00
666 #define FF_STATUS_PLAYING 0x01
667 #define FF_STATUS_MAX 0x01
670 * Structures used in ioctls to upload effects to a device
671 * The first structures are not passed directly by using ioctls.
672 * They are sub-structures of the actually sent structure (called ff_effect)
676 __u16 length
; /* Duration of an effect in ms. All other times are also expressed in ms */
677 __u16 delay
; /* Time to wait before to start playing an effect */
681 __u16 button
; /* Number of button triggering an effect */
682 __u16 interval
; /* Time to wait before an effect can be re-triggered (ms) */
686 __u16 attack_length
; /* Duration of attack (ms) */
687 __u16 attack_level
; /* Level at beginning of attack */
688 __u16 fade_length
; /* Duration of fade (ms) */
689 __u16 fade_level
; /* Level at end of fade */
693 struct ff_constant_effect
{
694 __s16 level
; /* Strength of effect. Negative values are OK */
695 struct ff_envelope envelope
;
699 struct ff_ramp_effect
{
702 struct ff_envelope envelope
;
705 /* FF_SPRING of FF_FRICTION */
706 struct ff_condition_effect
{
707 __u16 right_saturation
; /* Max level when joystick is on the right */
708 __u16 left_saturation
; /* Max level when joystick in on the left */
710 __s16 right_coeff
; /* Indicates how fast the force grows when the
711 joystick moves to the right */
712 __s16 left_coeff
; /* Same for left side */
714 __u16 deadband
; /* Size of area where no force is produced */
715 __s16 center
; /* Position of dead zone */
720 struct ff_periodic_effect
{
721 __u16 waveform
; /* Kind of wave (sine, square...) */
722 __u16 period
; /* in ms */
723 __s16 magnitude
; /* Peak value */
724 __s16 offset
; /* Mean value of wave (roughly) */
725 __u16 phase
; /* 'Horizontal' shift */
727 struct ff_envelope envelope
;
729 /* Only used if waveform == FF_CUSTOM */
730 __u32 custom_len
; /* Number of samples */
731 __s16
*custom_data
; /* Buffer of samples */
732 /* Note: the data pointed by custom_data is copied by the driver. You can
733 * therefore dispose of the memory after the upload/update */
737 /* Some rumble pads have two motors of different weight.
738 strong_magnitude represents the magnitude of the vibration generated
741 struct ff_rumble_effect
{
742 __u16 strong_magnitude
; /* Magnitude of the heavy motor */
743 __u16 weak_magnitude
; /* Magnitude of the light one */
747 * Structure sent through ioctl from the application to the driver
751 /* Following field denotes the unique id assigned to an effect.
752 * If user sets if to -1, a new effect is created, and its id is returned in the same field
753 * Else, the user sets it to the effect id it wants to update.
757 __u16 direction
; /* Direction. 0 deg -> 0x0000 (down)
758 90 deg -> 0x4000 (left)
759 180 deg -> 0x8000 (up)
760 270 deg -> 0xC000 (right)
763 struct ff_trigger trigger
;
764 struct ff_replay replay
;
767 struct ff_constant_effect constant
;
768 struct ff_ramp_effect ramp
;
769 struct ff_periodic_effect periodic
;
770 struct ff_condition_effect condition
[2]; /* One for each axis */
771 struct ff_rumble_effect rumble
;
776 * Force feedback effect types
779 #define FF_RUMBLE 0x50
780 #define FF_PERIODIC 0x51
781 #define FF_CONSTANT 0x52
782 #define FF_SPRING 0x53
783 #define FF_FRICTION 0x54
784 #define FF_DAMPER 0x55
785 #define FF_INERTIA 0x56
789 * Force feedback periodic effect types
792 #define FF_SQUARE 0x58
793 #define FF_TRIANGLE 0x59
795 #define FF_SAW_UP 0x5b
796 #define FF_SAW_DOWN 0x5c
797 #define FF_CUSTOM 0x5d
800 * Set ff device properties
804 #define FF_AUTOCENTER 0x61
811 * In-kernel definitions.
814 #include <linux/device.h>
815 #include <linux/fs.h>
816 #include <linux/timer.h>
817 #include <linux/mod_devicetable.h>
819 #define NBITS(x) (((x)/BITS_PER_LONG)+1)
820 #define BIT(x) (1UL<<((x)%BITS_PER_LONG))
821 #define LONG(x) ((x)/BITS_PER_LONG)
823 #define INPUT_KEYCODE(dev, scancode) ((dev->keycodesize == 1) ? ((u8*)dev->keycode)[scancode] : \
824 ((dev->keycodesize == 2) ? ((u16*)dev->keycode)[scancode] : (((u32*)dev->keycode)[scancode])))
826 #define SET_INPUT_KEYCODE(dev, scancode, val) \
828 switch (dev->keycodesize) { \
830 u8 *k = (u8 *)dev->keycode; \
831 __old = k[scancode]; \
836 u16 *k = (u16 *)dev->keycode; \
837 __old = k[scancode]; \
842 u32 *k = (u32 *)dev->keycode; \
843 __old = k[scancode]; \
859 unsigned long evbit
[NBITS(EV_MAX
)];
860 unsigned long keybit
[NBITS(KEY_MAX
)];
861 unsigned long relbit
[NBITS(REL_MAX
)];
862 unsigned long absbit
[NBITS(ABS_MAX
)];
863 unsigned long mscbit
[NBITS(MSC_MAX
)];
864 unsigned long ledbit
[NBITS(LED_MAX
)];
865 unsigned long sndbit
[NBITS(SND_MAX
)];
866 unsigned long ffbit
[NBITS(FF_MAX
)];
867 unsigned long swbit
[NBITS(SW_MAX
)];
870 unsigned int keycodemax
;
871 unsigned int keycodesize
;
874 unsigned int repeat_key
;
875 struct timer_list timer
;
877 struct pt_regs
*regs
;
882 int abs
[ABS_MAX
+ 1];
883 int rep
[REP_MAX
+ 1];
885 unsigned long key
[NBITS(KEY_MAX
)];
886 unsigned long led
[NBITS(LED_MAX
)];
887 unsigned long snd
[NBITS(SND_MAX
)];
888 unsigned long sw
[NBITS(SW_MAX
)];
890 int absmax
[ABS_MAX
+ 1];
891 int absmin
[ABS_MAX
+ 1];
892 int absfuzz
[ABS_MAX
+ 1];
893 int absflat
[ABS_MAX
+ 1];
895 int (*open
)(struct input_dev
*dev
);
896 void (*close
)(struct input_dev
*dev
);
897 int (*accept
)(struct input_dev
*dev
, struct file
*file
);
898 int (*flush
)(struct input_dev
*dev
, struct file
*file
);
899 int (*event
)(struct input_dev
*dev
, unsigned int type
, unsigned int code
, int value
);
900 int (*upload_effect
)(struct input_dev
*dev
, struct ff_effect
*effect
);
901 int (*erase_effect
)(struct input_dev
*dev
, int effect_id
);
903 struct input_handle
*grab
;
905 struct mutex mutex
; /* serializes open and close operations */
908 struct class_device cdev
;
909 struct device
*dev
; /* will be removed soon */
911 int dynalloc
; /* temporarily */
913 struct list_head h_list
;
914 struct list_head node
;
916 #define to_input_dev(d) container_of(d, struct input_dev, cdev)
919 * Verify that we are in sync with input_device_id mod_devicetable.h #defines
922 #if EV_MAX != INPUT_DEVICE_ID_EV_MAX
923 #error "EV_MAX and INPUT_DEVICE_ID_EV_MAX do not match"
926 #if KEY_MAX != INPUT_DEVICE_ID_KEY_MAX
927 #error "KEY_MAX and INPUT_DEVICE_ID_KEY_MAX do not match"
930 #if REL_MAX != INPUT_DEVICE_ID_REL_MAX
931 #error "REL_MAX and INPUT_DEVICE_ID_REL_MAX do not match"
934 #if ABS_MAX != INPUT_DEVICE_ID_ABS_MAX
935 #error "ABS_MAX and INPUT_DEVICE_ID_ABS_MAX do not match"
938 #if MSC_MAX != INPUT_DEVICE_ID_MSC_MAX
939 #error "MSC_MAX and INPUT_DEVICE_ID_MSC_MAX do not match"
942 #if LED_MAX != INPUT_DEVICE_ID_LED_MAX
943 #error "LED_MAX and INPUT_DEVICE_ID_LED_MAX do not match"
946 #if SND_MAX != INPUT_DEVICE_ID_SND_MAX
947 #error "SND_MAX and INPUT_DEVICE_ID_SND_MAX do not match"
950 #if FF_MAX != INPUT_DEVICE_ID_FF_MAX
951 #error "FF_MAX and INPUT_DEVICE_ID_FF_MAX do not match"
954 #if SW_MAX != INPUT_DEVICE_ID_SW_MAX
955 #error "SW_MAX and INPUT_DEVICE_ID_SW_MAX do not match"
958 #define INPUT_DEVICE_ID_MATCH_DEVICE \
959 (INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT)
960 #define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION \
961 (INPUT_DEVICE_ID_MATCH_DEVICE | INPUT_DEVICE_ID_MATCH_VERSION)
965 struct input_handler
{
969 void (*event
)(struct input_handle
*handle
, unsigned int type
, unsigned int code
, int value
);
970 struct input_handle
* (*connect
)(struct input_handler
*handler
, struct input_dev
*dev
, struct input_device_id
*id
);
971 void (*disconnect
)(struct input_handle
*handle
);
973 const struct file_operations
*fops
;
977 struct input_device_id
*id_table
;
978 struct input_device_id
*blacklist
;
980 struct list_head h_list
;
981 struct list_head node
;
984 struct input_handle
{
991 struct input_dev
*dev
;
992 struct input_handler
*handler
;
994 struct list_head d_node
;
995 struct list_head h_node
;
998 #define to_dev(n) container_of(n,struct input_dev,node)
999 #define to_handler(n) container_of(n,struct input_handler,node);
1000 #define to_handle(n) container_of(n,struct input_handle,d_node)
1001 #define to_handle_h(n) container_of(n,struct input_handle,h_node)
1003 static inline void init_input_dev(struct input_dev
*dev
)
1005 INIT_LIST_HEAD(&dev
->h_list
);
1006 INIT_LIST_HEAD(&dev
->node
);
1009 struct input_dev
*input_allocate_device(void);
1011 static inline struct input_dev
*input_get_device(struct input_dev
*dev
)
1013 return to_input_dev(class_device_get(&dev
->cdev
));
1016 static inline void input_put_device(struct input_dev
*dev
)
1018 class_device_put(&dev
->cdev
);
1021 static inline void input_free_device(struct input_dev
*dev
)
1024 input_put_device(dev
);
1027 int input_register_device(struct input_dev
*);
1028 void input_unregister_device(struct input_dev
*);
1030 void input_register_handler(struct input_handler
*);
1031 void input_unregister_handler(struct input_handler
*);
1033 int input_grab_device(struct input_handle
*);
1034 void input_release_device(struct input_handle
*);
1036 int input_open_device(struct input_handle
*);
1037 void input_close_device(struct input_handle
*);
1039 int input_accept_process(struct input_handle
*handle
, struct file
*file
);
1040 int input_flush_device(struct input_handle
* handle
, struct file
* file
);
1042 void input_event(struct input_dev
*dev
, unsigned int type
, unsigned int code
, int value
);
1044 static inline void input_report_key(struct input_dev
*dev
, unsigned int code
, int value
)
1046 input_event(dev
, EV_KEY
, code
, !!value
);
1049 static inline void input_report_rel(struct input_dev
*dev
, unsigned int code
, int value
)
1051 input_event(dev
, EV_REL
, code
, value
);
1054 static inline void input_report_abs(struct input_dev
*dev
, unsigned int code
, int value
)
1056 input_event(dev
, EV_ABS
, code
, value
);
1059 static inline void input_report_ff(struct input_dev
*dev
, unsigned int code
, int value
)
1061 input_event(dev
, EV_FF
, code
, value
);
1064 static inline void input_report_ff_status(struct input_dev
*dev
, unsigned int code
, int value
)
1066 input_event(dev
, EV_FF_STATUS
, code
, value
);
1069 static inline void input_report_switch(struct input_dev
*dev
, unsigned int code
, int value
)
1071 input_event(dev
, EV_SW
, code
, !!value
);
1074 static inline void input_regs(struct input_dev
*dev
, struct pt_regs
*regs
)
1079 static inline void input_sync(struct input_dev
*dev
)
1081 input_event(dev
, EV_SYN
, SYN_REPORT
, 0);
1085 static inline void input_set_abs_params(struct input_dev
*dev
, int axis
, int min
, int max
, int fuzz
, int flat
)
1087 dev
->absmin
[axis
] = min
;
1088 dev
->absmax
[axis
] = max
;
1089 dev
->absfuzz
[axis
] = fuzz
;
1090 dev
->absflat
[axis
] = flat
;
1092 dev
->absbit
[LONG(axis
)] |= BIT(axis
);
1095 extern struct class input_class
;