1 #ifndef _INPUT_H 2 #define _INPUT_H 3 4 /* 5 * Copyright (c) 1999-2002 Vojtech Pavlik 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License version 2 as published by 9 * the Free Software Foundation. 10 */ 11 12 #ifdef __KERNEL__ 13 #include <linux/time.h> 14 #include <linux/list.h> 15 #else 16 #include <sys/time.h> 17 #include <sys/ioctl.h> 18 #include <sys/types.h> 19 #include <linux/types.h> 20 #endif 21 22 /* 23 * The event structure itself 24 */ 25 26 struct 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 43 struct input_id { 44 __u16 bustype; 45 __u16 vendor; 46 __u16 product; 47 __u16 version; 48 }; 49 50 struct input_absinfo { 51 __s32 value; 52 __s32 minimum; 53 __s32 maximum; 54 __s32 fuzz; 55 __s32 flat; 56 __s32 resolution; 57 }; 58 59 #define EVIOCGVERSION _IOR('E', 0x01, int) /* get driver version */ 60 #define EVIOCGID _IOR('E', 0x02, struct input_id) /* get device ID */ 61 #define EVIOCGREP _IOR('E', 0x03, int[2]) /* get repeat settings */ 62 #define EVIOCSREP _IOW('E', 0x03, int[2]) /* set repeat settings */ 63 #define EVIOCGKEYCODE _IOR('E', 0x04, int[2]) /* get keycode */ 64 #define EVIOCSKEYCODE _IOW('E', 0x04, int[2]) /* set keycode */ 65 66 #define EVIOCGNAME(len) _IOC(_IOC_READ, 'E', 0x06, len) /* get device name */ 67 #define EVIOCGPHYS(len) _IOC(_IOC_READ, 'E', 0x07, len) /* get physical location */ 68 #define EVIOCGUNIQ(len) _IOC(_IOC_READ, 'E', 0x08, len) /* get unique identifier */ 69 70 #define EVIOCGKEY(len) _IOC(_IOC_READ, 'E', 0x18, len) /* get global keystate */ 71 #define EVIOCGLED(len) _IOC(_IOC_READ, 'E', 0x19, len) /* get all LEDs */ 72 #define EVIOCGSND(len) _IOC(_IOC_READ, 'E', 0x1a, len) /* get all sounds status */ 73 #define EVIOCGSW(len) _IOC(_IOC_READ, 'E', 0x1b, len) /* get all switch states */ 74 75 #define EVIOCGBIT(ev,len) _IOC(_IOC_READ, 'E', 0x20 + ev, len) /* get event bits */ 76 #define EVIOCGABS(abs) _IOR('E', 0x40 + abs, struct input_absinfo) /* get abs value/limits */ 77 #define EVIOCSABS(abs) _IOW('E', 0xc0 + abs, struct input_absinfo) /* set abs value/limits */ 78 79 #define EVIOCSFF _IOC(_IOC_WRITE, 'E', 0x80, sizeof(struct ff_effect)) /* send a force effect to a force feedback device */ 80 #define EVIOCRMFF _IOW('E', 0x81, int) /* Erase a force effect */ 81 #define EVIOCGEFFECTS _IOR('E', 0x84, int) /* Report number of effects playable at the same time */ 82 83 #define EVIOCGRAB _IOW('E', 0x90, int) /* Grab/Release device */ 84 85 /* 86 * Event types 87 */ 88 89 #define EV_SYN 0x00 90 #define EV_KEY 0x01 91 #define EV_REL 0x02 92 #define EV_ABS 0x03 93 #define EV_MSC 0x04 94 #define EV_SW 0x05 95 #define EV_LED 0x11 96 #define EV_SND 0x12 97 #define EV_REP 0x14 98 #define EV_FF 0x15 99 #define EV_PWR 0x16 100 #define EV_FF_STATUS 0x17 101 #define EV_MAX 0x1f 102 #define EV_CNT (EV_MAX+1) 103 104 /* 105 * Synchronization events. 106 */ 107 108 #define SYN_REPORT 0 109 #define SYN_CONFIG 1 110 #define SYN_MT_REPORT 2 111 112 /* 113 * Keys and buttons 114 * 115 * Most of the keys/buttons are modeled after USB HUT 1.12 116 * (see http://www.usb.org/developers/hidpage). 117 * Abbreviations in the comments: 118 * AC - Application Control 119 * AL - Application Launch Button 120 * SC - System Control 121 */ 122 123 #define KEY_RESERVED 0 124 #define KEY_ESC 1 125 #define KEY_1 2 126 #define KEY_2 3 127 #define KEY_3 4 128 #define KEY_4 5 129 #define KEY_5 6 130 #define KEY_6 7 131 #define KEY_7 8 132 #define KEY_8 9 133 #define KEY_9 10 134 #define KEY_0 11 135 #define KEY_MINUS 12 136 #define KEY_EQUAL 13 137 #define KEY_BACKSPACE 14 138 #define KEY_TAB 15 139 #define KEY_Q 16 140 #define KEY_W 17 141 #define KEY_E 18 142 #define KEY_R 19 143 #define KEY_T 20 144 #define KEY_Y 21 145 #define KEY_U 22 146 #define KEY_I 23 147 #define KEY_O 24 148 #define KEY_P 25 149 #define KEY_LEFTBRACE 26 150 #define KEY_RIGHTBRACE 27 151 #define KEY_ENTER 28 152 #define KEY_LEFTCTRL 29 153 #define KEY_A 30 154 #define KEY_S 31 155 #define KEY_D 32 156 #define KEY_F 33 157 #define KEY_G 34 158 #define KEY_H 35 159 #define KEY_J 36 160 #define KEY_K 37 161 #define KEY_L 38 162 #define KEY_SEMICOLON 39 163 #define KEY_APOSTROPHE 40 164 #define KEY_GRAVE 41 165 #define KEY_LEFTSHIFT 42 166 #define KEY_BACKSLASH 43 167 #define KEY_Z 44 168 #define KEY_X 45 169 #define KEY_C 46 170 #define KEY_V 47 171 #define KEY_B 48 172 #define KEY_N 49 173 #define KEY_M 50 174 #define KEY_COMMA 51 175 #define KEY_DOT 52 176 #define KEY_SLASH 53 177 #define KEY_RIGHTSHIFT 54 178 #define KEY_KPASTERISK 55 179 #define KEY_LEFTALT 56 180 #define KEY_SPACE 57 181 #define KEY_CAPSLOCK 58 182 #define KEY_F1 59 183 #define KEY_F2 60 184 #define KEY_F3 61 185 #define KEY_F4 62 186 #define KEY_F5 63 187 #define KEY_F6 64 188 #define KEY_F7 65 189 #define KEY_F8 66 190 #define KEY_F9 67 191 #define KEY_F10 68 192 #define KEY_NUMLOCK 69 193 #define KEY_SCROLLLOCK 70 194 #define KEY_KP7 71 195 #define KEY_KP8 72 196 #define KEY_KP9 73 197 #define KEY_KPMINUS 74 198 #define KEY_KP4 75 199 #define KEY_KP5 76 200 #define KEY_KP6 77 201 #define KEY_KPPLUS 78 202 #define KEY_KP1 79 203 #define KEY_KP2 80 204 #define KEY_KP3 81 205 #define KEY_KP0 82 206 #define KEY_KPDOT 83 207 208 #define KEY_ZENKAKUHANKAKU 85 209 #define KEY_102ND 86 210 #define KEY_F11 87 211 #define KEY_F12 88 212 #define KEY_RO 89 213 #define KEY_KATAKANA 90 214 #define KEY_HIRAGANA 91 215 #define KEY_HENKAN 92 216 #define KEY_KATAKANAHIRAGANA 93 217 #define KEY_MUHENKAN 94 218 #define KEY_KPJPCOMMA 95 219 #define KEY_KPENTER 96 220 #define KEY_RIGHTCTRL 97 221 #define KEY_KPSLASH 98 222 #define KEY_SYSRQ 99 223 #define KEY_RIGHTALT 100 224 #define KEY_LINEFEED 101 225 #define KEY_HOME 102 226 #define KEY_UP 103 227 #define KEY_PAGEUP 104 228 #define KEY_LEFT 105 229 #define KEY_RIGHT 106 230 #define KEY_END 107 231 #define KEY_DOWN 108 232 #define KEY_PAGEDOWN 109 233 #define KEY_INSERT 110 234 #define KEY_DELETE 111 235 #define KEY_MACRO 112 236 #define KEY_MUTE 113 237 #define KEY_VOLUMEDOWN 114 238 #define KEY_VOLUMEUP 115 239 #define KEY_POWER 116 /* SC System Power Down */ 240 #define KEY_KPEQUAL 117 241 #define KEY_KPPLUSMINUS 118 242 #define KEY_PAUSE 119 243 #define KEY_SCALE 120 /* AL Compiz Scale (Expose) */ 244 245 #define KEY_KPCOMMA 121 246 #define KEY_HANGEUL 122 247 #define KEY_HANGUEL KEY_HANGEUL 248 #define KEY_HANJA 123 249 #define KEY_YEN 124 250 #define KEY_LEFTMETA 125 251 #define KEY_RIGHTMETA 126 252 #define KEY_COMPOSE 127 253 254 #define KEY_STOP 128 /* AC Stop */ 255 #define KEY_AGAIN 129 256 #define KEY_PROPS 130 /* AC Properties */ 257 #define KEY_UNDO 131 /* AC Undo */ 258 #define KEY_FRONT 132 259 #define KEY_COPY 133 /* AC Copy */ 260 #define KEY_OPEN 134 /* AC Open */ 261 #define KEY_PASTE 135 /* AC Paste */ 262 #define KEY_FIND 136 /* AC Search */ 263 #define KEY_CUT 137 /* AC Cut */ 264 #define KEY_HELP 138 /* AL Integrated Help Center */ 265 #define KEY_MENU 139 /* Menu (show menu) */ 266 #define KEY_CALC 140 /* AL Calculator */ 267 #define KEY_SETUP 141 268 #define KEY_SLEEP 142 /* SC System Sleep */ 269 #define KEY_WAKEUP 143 /* System Wake Up */ 270 #define KEY_FILE 144 /* AL Local Machine Browser */ 271 #define KEY_SENDFILE 145 272 #define KEY_DELETEFILE 146 273 #define KEY_XFER 147 274 #define KEY_PROG1 148 275 #define KEY_PROG2 149 276 #define KEY_WWW 150 /* AL Internet Browser */ 277 #define KEY_MSDOS 151 278 #define KEY_COFFEE 152 /* AL Terminal Lock/Screensaver */ 279 #define KEY_SCREENLOCK KEY_COFFEE 280 #define KEY_DIRECTION 153 281 #define KEY_CYCLEWINDOWS 154 282 #define KEY_MAIL 155 283 #define KEY_BOOKMARKS 156 /* AC Bookmarks */ 284 #define KEY_COMPUTER 157 285 #define KEY_BACK 158 /* AC Back */ 286 #define KEY_FORWARD 159 /* AC Forward */ 287 #define KEY_CLOSECD 160 288 #define KEY_EJECTCD 161 289 #define KEY_EJECTCLOSECD 162 290 #define KEY_NEXTSONG 163 291 #define KEY_PLAYPAUSE 164 292 #define KEY_PREVIOUSSONG 165 293 #define KEY_STOPCD 166 294 #define KEY_RECORD 167 295 #define KEY_REWIND 168 296 #define KEY_PHONE 169 /* Media Select Telephone */ 297 #define KEY_ISO 170 298 #define KEY_CONFIG 171 /* AL Consumer Control Configuration */ 299 #define KEY_HOMEPAGE 172 /* AC Home */ 300 #define KEY_REFRESH 173 /* AC Refresh */ 301 #define KEY_EXIT 174 /* AC Exit */ 302 #define KEY_MOVE 175 303 #define KEY_EDIT 176 304 #define KEY_SCROLLUP 177 305 #define KEY_SCROLLDOWN 178 306 #define KEY_KPLEFTPAREN 179 307 #define KEY_KPRIGHTPAREN 180 308 #define KEY_NEW 181 /* AC New */ 309 #define KEY_REDO 182 /* AC Redo/Repeat */ 310 311 #define KEY_F13 183 312 #define KEY_F14 184 313 #define KEY_F15 185 314 #define KEY_F16 186 315 #define KEY_F17 187 316 #define KEY_F18 188 317 #define KEY_F19 189 318 #define KEY_F20 190 319 #define KEY_F21 191 320 #define KEY_F22 192 321 #define KEY_F23 193 322 #define KEY_F24 194 323 324 #define KEY_PLAYCD 200 325 #define KEY_PAUSECD 201 326 #define KEY_PROG3 202 327 #define KEY_PROG4 203 328 #define KEY_DASHBOARD 204 /* AL Dashboard */ 329 #define KEY_SUSPEND 205 330 #define KEY_CLOSE 206 /* AC Close */ 331 #define KEY_PLAY 207 332 #define KEY_FASTFORWARD 208 333 #define KEY_BASSBOOST 209 334 #define KEY_PRINT 210 /* AC Print */ 335 #define KEY_HP 211 336 #define KEY_CAMERA 212 337 #define KEY_SOUND 213 338 #define KEY_QUESTION 214 339 #define KEY_EMAIL 215 340 #define KEY_CHAT 216 341 #define KEY_SEARCH 217 342 #define KEY_CONNECT 218 343 #define KEY_FINANCE 219 /* AL Checkbook/Finance */ 344 #define KEY_SPORT 220 345 #define KEY_SHOP 221 346 #define KEY_ALTERASE 222 347 #define KEY_CANCEL 223 /* AC Cancel */ 348 #define KEY_BRIGHTNESSDOWN 224 349 #define KEY_BRIGHTNESSUP 225 350 #define KEY_MEDIA 226 351 352 #define KEY_SWITCHVIDEOMODE 227 /* Cycle between available video 353 outputs (Monitor/LCD/TV-out/etc) */ 354 #define KEY_KBDILLUMTOGGLE 228 355 #define KEY_KBDILLUMDOWN 229 356 #define KEY_KBDILLUMUP 230 357 358 #define KEY_SEND 231 /* AC Send */ 359 #define KEY_REPLY 232 /* AC Reply */ 360 #define KEY_FORWARDMAIL 233 /* AC Forward Msg */ 361 #define KEY_SAVE 234 /* AC Save */ 362 #define KEY_DOCUMENTS 235 363 364 #define KEY_BATTERY 236 365 366 #define KEY_BLUETOOTH 237 367 #define KEY_WLAN 238 368 #define KEY_UWB 239 369 370 #define KEY_UNKNOWN 240 371 372 #define KEY_VIDEO_NEXT 241 /* drive next video source */ 373 #define KEY_VIDEO_PREV 242 /* drive previous video source */ 374 #define KEY_BRIGHTNESS_CYCLE 243 /* brightness up, after max is min */ 375 #define KEY_BRIGHTNESS_ZERO 244 /* brightness off, use ambient */ 376 #define KEY_DISPLAY_OFF 245 /* display device to off state */ 377 378 #define KEY_WIMAX 246 379 #define KEY_RFKILL 247 /* Key that controls all radios */ 380 381 /* Code 255 is reserved for special needs of AT keyboard driver */ 382 383 #define BTN_MISC 0x100 384 #define BTN_0 0x100 385 #define BTN_1 0x101 386 #define BTN_2 0x102 387 #define BTN_3 0x103 388 #define BTN_4 0x104 389 #define BTN_5 0x105 390 #define BTN_6 0x106 391 #define BTN_7 0x107 392 #define BTN_8 0x108 393 #define BTN_9 0x109 394 395 #define BTN_MOUSE 0x110 396 #define BTN_LEFT 0x110 397 #define BTN_RIGHT 0x111 398 #define BTN_MIDDLE 0x112 399 #define BTN_SIDE 0x113 400 #define BTN_EXTRA 0x114 401 #define BTN_FORWARD 0x115 402 #define BTN_BACK 0x116 403 #define BTN_TASK 0x117 404 405 #define BTN_JOYSTICK 0x120 406 #define BTN_TRIGGER 0x120 407 #define BTN_THUMB 0x121 408 #define BTN_THUMB2 0x122 409 #define BTN_TOP 0x123 410 #define BTN_TOP2 0x124 411 #define BTN_PINKIE 0x125 412 #define BTN_BASE 0x126 413 #define BTN_BASE2 0x127 414 #define BTN_BASE3 0x128 415 #define BTN_BASE4 0x129 416 #define BTN_BASE5 0x12a 417 #define BTN_BASE6 0x12b 418 #define BTN_DEAD 0x12f 419 420 #define BTN_GAMEPAD 0x130 421 #define BTN_A 0x130 422 #define BTN_B 0x131 423 #define BTN_C 0x132 424 #define BTN_X 0x133 425 #define BTN_Y 0x134 426 #define BTN_Z 0x135 427 #define BTN_TL 0x136 428 #define BTN_TR 0x137 429 #define BTN_TL2 0x138 430 #define BTN_TR2 0x139 431 #define BTN_SELECT 0x13a 432 #define BTN_START 0x13b 433 #define BTN_MODE 0x13c 434 #define BTN_THUMBL 0x13d 435 #define BTN_THUMBR 0x13e 436 437 #define BTN_DIGI 0x140 438 #define BTN_TOOL_PEN 0x140 439 #define BTN_TOOL_RUBBER 0x141 440 #define BTN_TOOL_BRUSH 0x142 441 #define BTN_TOOL_PENCIL 0x143 442 #define BTN_TOOL_AIRBRUSH 0x144 443 #define BTN_TOOL_FINGER 0x145 444 #define BTN_TOOL_MOUSE 0x146 445 #define BTN_TOOL_LENS 0x147 446 #define BTN_TOUCH 0x14a 447 #define BTN_STYLUS 0x14b 448 #define BTN_STYLUS2 0x14c 449 #define BTN_TOOL_DOUBLETAP 0x14d 450 #define BTN_TOOL_TRIPLETAP 0x14e 451 #define BTN_TOOL_QUADTAP 0x14f /* Four fingers on trackpad */ 452 453 #define BTN_WHEEL 0x150 454 #define BTN_GEAR_DOWN 0x150 455 #define BTN_GEAR_UP 0x151 456 457 #define KEY_OK 0x160 458 #define KEY_SELECT 0x161 459 #define KEY_GOTO 0x162 460 #define KEY_CLEAR 0x163 461 #define KEY_POWER2 0x164 462 #define KEY_OPTION 0x165 463 #define KEY_INFO 0x166 /* AL OEM Features/Tips/Tutorial */ 464 #define KEY_TIME 0x167 465 #define KEY_VENDOR 0x168 466 #define KEY_ARCHIVE 0x169 467 #define KEY_PROGRAM 0x16a /* Media Select Program Guide */ 468 #define KEY_CHANNEL 0x16b 469 #define KEY_FAVORITES 0x16c 470 #define KEY_EPG 0x16d 471 #define KEY_PVR 0x16e /* Media Select Home */ 472 #define KEY_MHP 0x16f 473 #define KEY_LANGUAGE 0x170 474 #define KEY_TITLE 0x171 475 #define KEY_SUBTITLE 0x172 476 #define KEY_ANGLE 0x173 477 #define KEY_ZOOM 0x174 478 #define KEY_MODE 0x175 479 #define KEY_KEYBOARD 0x176 480 #define KEY_SCREEN 0x177 481 #define KEY_PC 0x178 /* Media Select Computer */ 482 #define KEY_TV 0x179 /* Media Select TV */ 483 #define KEY_TV2 0x17a /* Media Select Cable */ 484 #define KEY_VCR 0x17b /* Media Select VCR */ 485 #define KEY_VCR2 0x17c /* VCR Plus */ 486 #define KEY_SAT 0x17d /* Media Select Satellite */ 487 #define KEY_SAT2 0x17e 488 #define KEY_CD 0x17f /* Media Select CD */ 489 #define KEY_TAPE 0x180 /* Media Select Tape */ 490 #define KEY_RADIO 0x181 491 #define KEY_TUNER 0x182 /* Media Select Tuner */ 492 #define KEY_PLAYER 0x183 493 #define KEY_TEXT 0x184 494 #define KEY_DVD 0x185 /* Media Select DVD */ 495 #define KEY_AUX 0x186 496 #define KEY_MP3 0x187 497 #define KEY_AUDIO 0x188 498 #define KEY_VIDEO 0x189 499 #define KEY_DIRECTORY 0x18a 500 #define KEY_LIST 0x18b 501 #define KEY_MEMO 0x18c /* Media Select Messages */ 502 #define KEY_CALENDAR 0x18d 503 #define KEY_RED 0x18e 504 #define KEY_GREEN 0x18f 505 #define KEY_YELLOW 0x190 506 #define KEY_BLUE 0x191 507 #define KEY_CHANNELUP 0x192 /* Channel Increment */ 508 #define KEY_CHANNELDOWN 0x193 /* Channel Decrement */ 509 #define KEY_FIRST 0x194 510 #define KEY_LAST 0x195 /* Recall Last */ 511 #define KEY_AB 0x196 512 #define KEY_NEXT 0x197 513 #define KEY_RESTART 0x198 514 #define KEY_SLOW 0x199 515 #define KEY_SHUFFLE 0x19a 516 #define KEY_BREAK 0x19b 517 #define KEY_PREVIOUS 0x19c 518 #define KEY_DIGITS 0x19d 519 #define KEY_TEEN 0x19e 520 #define KEY_TWEN 0x19f 521 #define KEY_VIDEOPHONE 0x1a0 /* Media Select Video Phone */ 522 #define KEY_GAMES 0x1a1 /* Media Select Games */ 523 #define KEY_ZOOMIN 0x1a2 /* AC Zoom In */ 524 #define KEY_ZOOMOUT 0x1a3 /* AC Zoom Out */ 525 #define KEY_ZOOMRESET 0x1a4 /* AC Zoom */ 526 #define KEY_WORDPROCESSOR 0x1a5 /* AL Word Processor */ 527 #define KEY_EDITOR 0x1a6 /* AL Text Editor */ 528 #define KEY_SPREADSHEET 0x1a7 /* AL Spreadsheet */ 529 #define KEY_GRAPHICSEDITOR 0x1a8 /* AL Graphics Editor */ 530 #define KEY_PRESENTATION 0x1a9 /* AL Presentation App */ 531 #define KEY_DATABASE 0x1aa /* AL Database App */ 532 #define KEY_NEWS 0x1ab /* AL Newsreader */ 533 #define KEY_VOICEMAIL 0x1ac /* AL Voicemail */ 534 #define KEY_ADDRESSBOOK 0x1ad /* AL Contacts/Address Book */ 535 #define KEY_MESSENGER 0x1ae /* AL Instant Messaging */ 536 #define KEY_DISPLAYTOGGLE 0x1af /* Turn display (LCD) on and off */ 537 #define KEY_SPELLCHECK 0x1b0 /* AL Spell Check */ 538 #define KEY_LOGOFF 0x1b1 /* AL Logoff */ 539 540 #define KEY_DOLLAR 0x1b2 541 #define KEY_EURO 0x1b3 542 543 #define KEY_FRAMEBACK 0x1b4 /* Consumer - transport controls */ 544 #define KEY_FRAMEFORWARD 0x1b5 545 #define KEY_CONTEXT_MENU 0x1b6 /* GenDesc - system context menu */ 546 #define KEY_MEDIA_REPEAT 0x1b7 /* Consumer - transport control */ 547 548 #define KEY_DEL_EOL 0x1c0 549 #define KEY_DEL_EOS 0x1c1 550 #define KEY_INS_LINE 0x1c2 551 #define KEY_DEL_LINE 0x1c3 552 553 #define KEY_FN 0x1d0 554 #define KEY_FN_ESC 0x1d1 555 #define KEY_FN_F1 0x1d2 556 #define KEY_FN_F2 0x1d3 557 #define KEY_FN_F3 0x1d4 558 #define KEY_FN_F4 0x1d5 559 #define KEY_FN_F5 0x1d6 560 #define KEY_FN_F6 0x1d7 561 #define KEY_FN_F7 0x1d8 562 #define KEY_FN_F8 0x1d9 563 #define KEY_FN_F9 0x1da 564 #define KEY_FN_F10 0x1db 565 #define KEY_FN_F11 0x1dc 566 #define KEY_FN_F12 0x1dd 567 #define KEY_FN_1 0x1de 568 #define KEY_FN_2 0x1df 569 #define KEY_FN_D 0x1e0 570 #define KEY_FN_E 0x1e1 571 #define KEY_FN_F 0x1e2 572 #define KEY_FN_S 0x1e3 573 #define KEY_FN_B 0x1e4 574 575 #define KEY_BRL_DOT1 0x1f1 576 #define KEY_BRL_DOT2 0x1f2 577 #define KEY_BRL_DOT3 0x1f3 578 #define KEY_BRL_DOT4 0x1f4 579 #define KEY_BRL_DOT5 0x1f5 580 #define KEY_BRL_DOT6 0x1f6 581 #define KEY_BRL_DOT7 0x1f7 582 #define KEY_BRL_DOT8 0x1f8 583 #define KEY_BRL_DOT9 0x1f9 584 #define KEY_BRL_DOT10 0x1fa 585 586 #define KEY_NUMERIC_0 0x200 /* used by phones, remote controls, */ 587 #define KEY_NUMERIC_1 0x201 /* and other keypads */ 588 #define KEY_NUMERIC_2 0x202 589 #define KEY_NUMERIC_3 0x203 590 #define KEY_NUMERIC_4 0x204 591 #define KEY_NUMERIC_5 0x205 592 #define KEY_NUMERIC_6 0x206 593 #define KEY_NUMERIC_7 0x207 594 #define KEY_NUMERIC_8 0x208 595 #define KEY_NUMERIC_9 0x209 596 #define KEY_NUMERIC_STAR 0x20a 597 #define KEY_NUMERIC_POUND 0x20b 598 599 #define KEY_CAMERA_FOCUS 0x210 600 #define KEY_WPS_BUTTON 0x211 /* WiFi Protected Setup key */ 601 602 #define BTN_TRIGGER_HAPPY 0x2c0 603 #define BTN_TRIGGER_HAPPY1 0x2c0 604 #define BTN_TRIGGER_HAPPY2 0x2c1 605 #define BTN_TRIGGER_HAPPY3 0x2c2 606 #define BTN_TRIGGER_HAPPY4 0x2c3 607 #define BTN_TRIGGER_HAPPY5 0x2c4 608 #define BTN_TRIGGER_HAPPY6 0x2c5 609 #define BTN_TRIGGER_HAPPY7 0x2c6 610 #define BTN_TRIGGER_HAPPY8 0x2c7 611 #define BTN_TRIGGER_HAPPY9 0x2c8 612 #define BTN_TRIGGER_HAPPY10 0x2c9 613 #define BTN_TRIGGER_HAPPY11 0x2ca 614 #define BTN_TRIGGER_HAPPY12 0x2cb 615 #define BTN_TRIGGER_HAPPY13 0x2cc 616 #define BTN_TRIGGER_HAPPY14 0x2cd 617 #define BTN_TRIGGER_HAPPY15 0x2ce 618 #define BTN_TRIGGER_HAPPY16 0x2cf 619 #define BTN_TRIGGER_HAPPY17 0x2d0 620 #define BTN_TRIGGER_HAPPY18 0x2d1 621 #define BTN_TRIGGER_HAPPY19 0x2d2 622 #define BTN_TRIGGER_HAPPY20 0x2d3 623 #define BTN_TRIGGER_HAPPY21 0x2d4 624 #define BTN_TRIGGER_HAPPY22 0x2d5 625 #define BTN_TRIGGER_HAPPY23 0x2d6 626 #define BTN_TRIGGER_HAPPY24 0x2d7 627 #define BTN_TRIGGER_HAPPY25 0x2d8 628 #define BTN_TRIGGER_HAPPY26 0x2d9 629 #define BTN_TRIGGER_HAPPY27 0x2da 630 #define BTN_TRIGGER_HAPPY28 0x2db 631 #define BTN_TRIGGER_HAPPY29 0x2dc 632 #define BTN_TRIGGER_HAPPY30 0x2dd 633 #define BTN_TRIGGER_HAPPY31 0x2de 634 #define BTN_TRIGGER_HAPPY32 0x2df 635 #define BTN_TRIGGER_HAPPY33 0x2e0 636 #define BTN_TRIGGER_HAPPY34 0x2e1 637 #define BTN_TRIGGER_HAPPY35 0x2e2 638 #define BTN_TRIGGER_HAPPY36 0x2e3 639 #define BTN_TRIGGER_HAPPY37 0x2e4 640 #define BTN_TRIGGER_HAPPY38 0x2e5 641 #define BTN_TRIGGER_HAPPY39 0x2e6 642 #define BTN_TRIGGER_HAPPY40 0x2e7 643 644 /* We avoid low common keys in module aliases so they don't get huge. */ 645 #define KEY_MIN_INTERESTING KEY_MUTE 646 #define KEY_MAX 0x2ff 647 #define KEY_CNT (KEY_MAX+1) 648 649 /* 650 * Relative axes 651 */ 652 653 #define REL_X 0x00 654 #define REL_Y 0x01 655 #define REL_Z 0x02 656 #define REL_RX 0x03 657 #define REL_RY 0x04 658 #define REL_RZ 0x05 659 #define REL_HWHEEL 0x06 660 #define REL_DIAL 0x07 661 #define REL_WHEEL 0x08 662 #define REL_MISC 0x09 663 #define REL_MAX 0x0f 664 #define REL_CNT (REL_MAX+1) 665 666 /* 667 * Absolute axes 668 */ 669 670 #define ABS_X 0x00 671 #define ABS_Y 0x01 672 #define ABS_Z 0x02 673 #define ABS_RX 0x03 674 #define ABS_RY 0x04 675 #define ABS_RZ 0x05 676 #define ABS_THROTTLE 0x06 677 #define ABS_RUDDER 0x07 678 #define ABS_WHEEL 0x08 679 #define ABS_GAS 0x09 680 #define ABS_BRAKE 0x0a 681 #define ABS_HAT0X 0x10 682 #define ABS_HAT0Y 0x11 683 #define ABS_HAT1X 0x12 684 #define ABS_HAT1Y 0x13 685 #define ABS_HAT2X 0x14 686 #define ABS_HAT2Y 0x15 687 #define ABS_HAT3X 0x16 688 #define ABS_HAT3Y 0x17 689 #define ABS_PRESSURE 0x18 690 #define ABS_DISTANCE 0x19 691 #define ABS_TILT_X 0x1a 692 #define ABS_TILT_Y 0x1b 693 #define ABS_TOOL_WIDTH 0x1c 694 #define ABS_VOLUME 0x20 695 #define ABS_MISC 0x28 696 697 #define ABS_MT_TOUCH_MAJOR 0x30 /* Major axis of touching ellipse */ 698 #define ABS_MT_TOUCH_MINOR 0x31 /* Minor axis (omit if circular) */ 699 #define ABS_MT_WIDTH_MAJOR 0x32 /* Major axis of approaching ellipse */ 700 #define ABS_MT_WIDTH_MINOR 0x33 /* Minor axis (omit if circular) */ 701 #define ABS_MT_ORIENTATION 0x34 /* Ellipse orientation */ 702 #define ABS_MT_POSITION_X 0x35 /* Center X ellipse position */ 703 #define ABS_MT_POSITION_Y 0x36 /* Center Y ellipse position */ 704 #define ABS_MT_TOOL_TYPE 0x37 /* Type of touching device */ 705 #define ABS_MT_BLOB_ID 0x38 /* Group a set of packets as a blob */ 706 #define ABS_MT_TRACKING_ID 0x39 /* Unique ID of initiated contact */ 707 #define ABS_MT_PRESSURE 0x3a /* Pressure on contact area */ 708 709 #define ABS_MAX 0x3f 710 #define ABS_CNT (ABS_MAX+1) 711 712 /* 713 * Switch events 714 */ 715 716 #define SW_LID 0x00 /* set = lid shut */ 717 #define SW_TABLET_MODE 0x01 /* set = tablet mode */ 718 #define SW_HEADPHONE_INSERT 0x02 /* set = inserted */ 719 #define SW_RFKILL_ALL 0x03 /* rfkill master switch, type "any" 720 set = radio enabled */ 721 #define SW_RADIO SW_RFKILL_ALL /* deprecated */ 722 #define SW_MICROPHONE_INSERT 0x04 /* set = inserted */ 723 #define SW_DOCK 0x05 /* set = plugged into dock */ 724 #define SW_LINEOUT_INSERT 0x06 /* set = inserted */ 725 #define SW_JACK_PHYSICAL_INSERT 0x07 /* set = mechanical switch set */ 726 #define SW_VIDEOOUT_INSERT 0x08 /* set = inserted */ 727 #define SW_CAMERA_LENS_COVER 0x09 /* set = lens covered */ 728 #define SW_KEYPAD_SLIDE 0x0a /* set = keypad slide out */ 729 #define SW_FRONT_PROXIMITY 0x0b /* set = front proximity sensor active */ 730 #define SW_MAX 0x0f 731 #define SW_CNT (SW_MAX+1) 732 733 /* 734 * Misc events 735 */ 736 737 #define MSC_SERIAL 0x00 738 #define MSC_PULSELED 0x01 739 #define MSC_GESTURE 0x02 740 #define MSC_RAW 0x03 741 #define MSC_SCAN 0x04 742 #define MSC_MAX 0x07 743 #define MSC_CNT (MSC_MAX+1) 744 745 /* 746 * LEDs 747 */ 748 749 #define LED_NUML 0x00 750 #define LED_CAPSL 0x01 751 #define LED_SCROLLL 0x02 752 #define LED_COMPOSE 0x03 753 #define LED_KANA 0x04 754 #define LED_SLEEP 0x05 755 #define LED_SUSPEND 0x06 756 #define LED_MUTE 0x07 757 #define LED_MISC 0x08 758 #define LED_MAIL 0x09 759 #define LED_CHARGING 0x0a 760 #define LED_MAX 0x0f 761 #define LED_CNT (LED_MAX+1) 762 763 /* 764 * Autorepeat values 765 */ 766 767 #define REP_DELAY 0x00 768 #define REP_PERIOD 0x01 769 #define REP_MAX 0x01 770 771 /* 772 * Sounds 773 */ 774 775 #define SND_CLICK 0x00 776 #define SND_BELL 0x01 777 #define SND_TONE 0x02 778 #define SND_MAX 0x07 779 #define SND_CNT (SND_MAX+1) 780 781 /* 782 * IDs. 783 */ 784 785 #define ID_BUS 0 786 #define ID_VENDOR 1 787 #define ID_PRODUCT 2 788 #define ID_VERSION 3 789 790 #define BUS_PCI 0x01 791 #define BUS_ISAPNP 0x02 792 #define BUS_USB 0x03 793 #define BUS_HIL 0x04 794 #define BUS_BLUETOOTH 0x05 795 #define BUS_VIRTUAL 0x06 796 797 #define BUS_ISA 0x10 798 #define BUS_I8042 0x11 799 #define BUS_XTKBD 0x12 800 #define BUS_RS232 0x13 801 #define BUS_GAMEPORT 0x14 802 #define BUS_PARPORT 0x15 803 #define BUS_AMIGA 0x16 804 #define BUS_ADB 0x17 805 #define BUS_I2C 0x18 806 #define BUS_HOST 0x19 807 #define BUS_GSC 0x1A 808 #define BUS_ATARI 0x1B 809 810 /* 811 * MT_TOOL types 812 */ 813 #define MT_TOOL_FINGER 0 814 #define MT_TOOL_PEN 1 815 816 /* 817 * Values describing the status of a force-feedback effect 818 */ 819 #define FF_STATUS_STOPPED 0x00 820 #define FF_STATUS_PLAYING 0x01 821 #define FF_STATUS_MAX 0x01 822 823 /* 824 * Structures used in ioctls to upload effects to a device 825 * They are pieces of a bigger structure (called ff_effect) 826 */ 827 828 /* 829 * All duration values are expressed in ms. Values above 32767 ms (0x7fff) 830 * should not be used and have unspecified results. 831 */ 832 833 /** 834 * struct ff_replay - defines scheduling of the force-feedback effect 835 * @length: duration of the effect 836 * @delay: delay before effect should start playing 837 */ 838 struct ff_replay { 839 __u16 length; 840 __u16 delay; 841 }; 842 843 /** 844 * struct ff_trigger - defines what triggers the force-feedback effect 845 * @button: number of the button triggering the effect 846 * @interval: controls how soon the effect can be re-triggered 847 */ 848 struct ff_trigger { 849 __u16 button; 850 __u16 interval; 851 }; 852 853 /** 854 * struct ff_envelope - generic force-feedback effect envelope 855 * @attack_length: duration of the attack (ms) 856 * @attack_level: level at the beginning of the attack 857 * @fade_length: duration of fade (ms) 858 * @fade_level: level at the end of fade 859 * 860 * The @attack_level and @fade_level are absolute values; when applying 861 * envelope force-feedback core will convert to positive/negative 862 * value based on polarity of the default level of the effect. 863 * Valid range for the attack and fade levels is 0x0000 - 0x7fff 864 */ 865 struct ff_envelope { 866 __u16 attack_length; 867 __u16 attack_level; 868 __u16 fade_length; 869 __u16 fade_level; 870 }; 871 872 /** 873 * struct ff_constant_effect - defines parameters of a constant force-feedback effect 874 * @level: strength of the effect; may be negative 875 * @envelope: envelope data 876 */ 877 struct ff_constant_effect { 878 __s16 level; 879 struct ff_envelope envelope; 880 }; 881 882 /** 883 * struct ff_ramp_effect - defines parameters of a ramp force-feedback effect 884 * @start_level: beginning strength of the effect; may be negative 885 * @end_level: final strength of the effect; may be negative 886 * @envelope: envelope data 887 */ 888 struct ff_ramp_effect { 889 __s16 start_level; 890 __s16 end_level; 891 struct ff_envelope envelope; 892 }; 893 894 /** 895 * struct ff_condition_effect - defines a spring or friction force-feedback effect 896 * @right_saturation: maximum level when joystick moved all way to the right 897 * @left_saturation: same for the left side 898 * @right_coeff: controls how fast the force grows when the joystick moves 899 * to the right 900 * @left_coeff: same for the left side 901 * @deadband: size of the dead zone, where no force is produced 902 * @center: position of the dead zone 903 */ 904 struct ff_condition_effect { 905 __u16 right_saturation; 906 __u16 left_saturation; 907 908 __s16 right_coeff; 909 __s16 left_coeff; 910 911 __u16 deadband; 912 __s16 center; 913 }; 914 915 /** 916 * struct ff_periodic_effect - defines parameters of a periodic force-feedback effect 917 * @waveform: kind of the effect (wave) 918 * @period: period of the wave (ms) 919 * @magnitude: peak value 920 * @offset: mean value of the wave (roughly) 921 * @phase: 'horizontal' shift 922 * @envelope: envelope data 923 * @custom_len: number of samples (FF_CUSTOM only) 924 * @custom_data: buffer of samples (FF_CUSTOM only) 925 * 926 * Known waveforms - FF_SQUARE, FF_TRIANGLE, FF_SINE, FF_SAW_UP, 927 * FF_SAW_DOWN, FF_CUSTOM. The exact syntax FF_CUSTOM is undefined 928 * for the time being as no driver supports it yet. 929 * 930 * Note: the data pointed by custom_data is copied by the driver. 931 * You can therefore dispose of the memory after the upload/update. 932 */ 933 struct ff_periodic_effect { 934 __u16 waveform; 935 __u16 period; 936 __s16 magnitude; 937 __s16 offset; 938 __u16 phase; 939 940 struct ff_envelope envelope; 941 942 __u32 custom_len; 943 __s16 __user *custom_data; 944 }; 945 946 /** 947 * struct ff_rumble_effect - defines parameters of a periodic force-feedback effect 948 * @strong_magnitude: magnitude of the heavy motor 949 * @weak_magnitude: magnitude of the light one 950 * 951 * Some rumble pads have two motors of different weight. Strong_magnitude 952 * represents the magnitude of the vibration generated by the heavy one. 953 */ 954 struct ff_rumble_effect { 955 __u16 strong_magnitude; 956 __u16 weak_magnitude; 957 }; 958 959 /** 960 * struct ff_effect - defines force feedback effect 961 * @type: type of the effect (FF_CONSTANT, FF_PERIODIC, FF_RAMP, FF_SPRING, 962 * FF_FRICTION, FF_DAMPER, FF_RUMBLE, FF_INERTIA, or FF_CUSTOM) 963 * @id: an unique id assigned to an effect 964 * @direction: direction of the effect 965 * @trigger: trigger conditions (struct ff_trigger) 966 * @replay: scheduling of the effect (struct ff_replay) 967 * @u: effect-specific structure (one of ff_constant_effect, ff_ramp_effect, 968 * ff_periodic_effect, ff_condition_effect, ff_rumble_effect) further 969 * defining effect parameters 970 * 971 * This structure is sent through ioctl from the application to the driver. 972 * To create a new effect application should set its @id to -1; the kernel 973 * will return assigned @id which can later be used to update or delete 974 * this effect. 975 * 976 * Direction of the effect is encoded as follows: 977 * 0 deg -> 0x0000 (down) 978 * 90 deg -> 0x4000 (left) 979 * 180 deg -> 0x8000 (up) 980 * 270 deg -> 0xC000 (right) 981 */ 982 struct ff_effect { 983 __u16 type; 984 __s16 id; 985 __u16 direction; 986 struct ff_trigger trigger; 987 struct ff_replay replay; 988 989 union { 990 struct ff_constant_effect constant; 991 struct ff_ramp_effect ramp; 992 struct ff_periodic_effect periodic; 993 struct ff_condition_effect condition[2]; /* One for each axis */ 994 struct ff_rumble_effect rumble; 995 } u; 996 }; 997 998 /* 999 * Force feedback effect types 1000 */ 1001 1002 #define FF_RUMBLE 0x50 1003 #define FF_PERIODIC 0x51 1004 #define FF_CONSTANT 0x52 1005 #define FF_SPRING 0x53 1006 #define FF_FRICTION 0x54 1007 #define FF_DAMPER 0x55 1008 #define FF_INERTIA 0x56 1009 #define FF_RAMP 0x57 1010 1011 #define FF_EFFECT_MIN FF_RUMBLE 1012 #define FF_EFFECT_MAX FF_RAMP 1013 1014 /* 1015 * Force feedback periodic effect types 1016 */ 1017 1018 #define FF_SQUARE 0x58 1019 #define FF_TRIANGLE 0x59 1020 #define FF_SINE 0x5a 1021 #define FF_SAW_UP 0x5b 1022 #define FF_SAW_DOWN 0x5c 1023 #define FF_CUSTOM 0x5d 1024 1025 #define FF_WAVEFORM_MIN FF_SQUARE 1026 #define FF_WAVEFORM_MAX FF_CUSTOM 1027 1028 /* 1029 * Set ff device properties 1030 */ 1031 1032 #define FF_GAIN 0x60 1033 #define FF_AUTOCENTER 0x61 1034 1035 #define FF_MAX 0x7f 1036 #define FF_CNT (FF_MAX+1) 1037 1038 #ifdef __KERNEL__ 1039 1040 /* 1041 * In-kernel definitions. 1042 */ 1043 1044 #include <linux/device.h> 1045 #include <linux/fs.h> 1046 #include <linux/timer.h> 1047 #include <linux/mod_devicetable.h> 1048 1049 /** 1050 * struct input_dev - represents an input device 1051 * @name: name of the device 1052 * @phys: physical path to the device in the system hierarchy 1053 * @uniq: unique identification code for the device (if device has it) 1054 * @id: id of the device (struct input_id) 1055 * @evbit: bitmap of types of events supported by the device (EV_KEY, 1056 * EV_REL, etc.) 1057 * @keybit: bitmap of keys/buttons this device has 1058 * @relbit: bitmap of relative axes for the device 1059 * @absbit: bitmap of absolute axes for the device 1060 * @mscbit: bitmap of miscellaneous events supported by the device 1061 * @ledbit: bitmap of leds present on the device 1062 * @sndbit: bitmap of sound effects supported by the device 1063 * @ffbit: bitmap of force feedback effects supported by the device 1064 * @swbit: bitmap of switches present on the device 1065 * @keycodemax: size of keycode table 1066 * @keycodesize: size of elements in keycode table 1067 * @keycode: map of scancodes to keycodes for this device 1068 * @setkeycode: optional method to alter current keymap, used to implement 1069 * sparse keymaps. If not supplied default mechanism will be used. 1070 * The method is being called while holding event_lock and thus must 1071 * not sleep 1072 * @getkeycode: optional method to retrieve current keymap. If not supplied 1073 * default mechanism will be used. The method is being called while 1074 * holding event_lock and thus must not sleep 1075 * @ff: force feedback structure associated with the device if device 1076 * supports force feedback effects 1077 * @repeat_key: stores key code of the last key pressed; used to implement 1078 * software autorepeat 1079 * @timer: timer for software autorepeat 1080 * @sync: set to 1 when there were no new events since last EV_SYNC 1081 * @abs: current values for reports from absolute axes 1082 * @rep: current values for autorepeat parameters (delay, rate) 1083 * @key: reflects current state of device's keys/buttons 1084 * @led: reflects current state of device's LEDs 1085 * @snd: reflects current state of sound effects 1086 * @sw: reflects current state of device's switches 1087 * @absmax: maximum values for events coming from absolute axes 1088 * @absmin: minimum values for events coming from absolute axes 1089 * @absfuzz: describes noisiness for axes 1090 * @absflat: size of the center flat position (used by joydev) 1091 * @absres: resolution used for events coming form absolute axes 1092 * @open: this method is called when the very first user calls 1093 * input_open_device(). The driver must prepare the device 1094 * to start generating events (start polling thread, 1095 * request an IRQ, submit URB, etc.) 1096 * @close: this method is called when the very last user calls 1097 * input_close_device(). 1098 * @flush: purges the device. Most commonly used to get rid of force 1099 * feedback effects loaded into the device when disconnecting 1100 * from it 1101 * @event: event handler for events sent _to_ the device, like EV_LED 1102 * or EV_SND. The device is expected to carry out the requested 1103 * action (turn on a LED, play sound, etc.) The call is protected 1104 * by @event_lock and must not sleep 1105 * @grab: input handle that currently has the device grabbed (via 1106 * EVIOCGRAB ioctl). When a handle grabs a device it becomes sole 1107 * recipient for all input events coming from the device 1108 * @event_lock: this spinlock is is taken when input core receives 1109 * and processes a new event for the device (in input_event()). 1110 * Code that accesses and/or modifies parameters of a device 1111 * (such as keymap or absmin, absmax, absfuzz, etc.) after device 1112 * has been registered with input core must take this lock. 1113 * @mutex: serializes calls to open(), close() and flush() methods 1114 * @users: stores number of users (input handlers) that opened this 1115 * device. It is used by input_open_device() and input_close_device() 1116 * to make sure that dev->open() is only called when the first 1117 * user opens device and dev->close() is called when the very 1118 * last user closes the device 1119 * @going_away: marks devices that are in a middle of unregistering and 1120 * causes input_open_device*() fail with -ENODEV. 1121 * @dev: driver model's view of this device 1122 * @h_list: list of input handles associated with the device. When 1123 * accessing the list dev->mutex must be held 1124 * @node: used to place the device onto input_dev_list 1125 */ 1126 struct input_dev { 1127 const char *name; 1128 const char *phys; 1129 const char *uniq; 1130 struct input_id id; 1131 1132 unsigned long evbit[BITS_TO_LONGS(EV_CNT)]; 1133 unsigned long keybit[BITS_TO_LONGS(KEY_CNT)]; 1134 unsigned long relbit[BITS_TO_LONGS(REL_CNT)]; 1135 unsigned long absbit[BITS_TO_LONGS(ABS_CNT)]; 1136 unsigned long mscbit[BITS_TO_LONGS(MSC_CNT)]; 1137 unsigned long ledbit[BITS_TO_LONGS(LED_CNT)]; 1138 unsigned long sndbit[BITS_TO_LONGS(SND_CNT)]; 1139 unsigned long ffbit[BITS_TO_LONGS(FF_CNT)]; 1140 unsigned long swbit[BITS_TO_LONGS(SW_CNT)]; 1141 1142 unsigned int keycodemax; 1143 unsigned int keycodesize; 1144 void *keycode; 1145 int (*setkeycode)(struct input_dev *dev, int scancode, int keycode); 1146 int (*getkeycode)(struct input_dev *dev, int scancode, int *keycode); 1147 1148 struct ff_device *ff; 1149 1150 unsigned int repeat_key; 1151 struct timer_list timer; 1152 1153 int sync; 1154 1155 int abs[ABS_MAX + 1]; 1156 int rep[REP_MAX + 1]; 1157 1158 unsigned long key[BITS_TO_LONGS(KEY_CNT)]; 1159 unsigned long led[BITS_TO_LONGS(LED_CNT)]; 1160 unsigned long snd[BITS_TO_LONGS(SND_CNT)]; 1161 unsigned long sw[BITS_TO_LONGS(SW_CNT)]; 1162 1163 int absmax[ABS_MAX + 1]; 1164 int absmin[ABS_MAX + 1]; 1165 int absfuzz[ABS_MAX + 1]; 1166 int absflat[ABS_MAX + 1]; 1167 int absres[ABS_MAX + 1]; 1168 1169 int (*open)(struct input_dev *dev); 1170 void (*close)(struct input_dev *dev); 1171 int (*flush)(struct input_dev *dev, struct file *file); 1172 int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1173 1174 struct input_handle *grab; 1175 1176 spinlock_t event_lock; 1177 struct mutex mutex; 1178 1179 unsigned int users; 1180 bool going_away; 1181 1182 struct device dev; 1183 1184 struct list_head h_list; 1185 struct list_head node; 1186 }; 1187 #define to_input_dev(d) container_of(d, struct input_dev, dev) 1188 1189 /* 1190 * Verify that we are in sync with input_device_id mod_devicetable.h #defines 1191 */ 1192 1193 #if EV_MAX != INPUT_DEVICE_ID_EV_MAX 1194 #error "EV_MAX and INPUT_DEVICE_ID_EV_MAX do not match" 1195 #endif 1196 1197 #if KEY_MIN_INTERESTING != INPUT_DEVICE_ID_KEY_MIN_INTERESTING 1198 #error "KEY_MIN_INTERESTING and INPUT_DEVICE_ID_KEY_MIN_INTERESTING do not match" 1199 #endif 1200 1201 #if KEY_MAX != INPUT_DEVICE_ID_KEY_MAX 1202 #error "KEY_MAX and INPUT_DEVICE_ID_KEY_MAX do not match" 1203 #endif 1204 1205 #if REL_MAX != INPUT_DEVICE_ID_REL_MAX 1206 #error "REL_MAX and INPUT_DEVICE_ID_REL_MAX do not match" 1207 #endif 1208 1209 #if ABS_MAX != INPUT_DEVICE_ID_ABS_MAX 1210 #error "ABS_MAX and INPUT_DEVICE_ID_ABS_MAX do not match" 1211 #endif 1212 1213 #if MSC_MAX != INPUT_DEVICE_ID_MSC_MAX 1214 #error "MSC_MAX and INPUT_DEVICE_ID_MSC_MAX do not match" 1215 #endif 1216 1217 #if LED_MAX != INPUT_DEVICE_ID_LED_MAX 1218 #error "LED_MAX and INPUT_DEVICE_ID_LED_MAX do not match" 1219 #endif 1220 1221 #if SND_MAX != INPUT_DEVICE_ID_SND_MAX 1222 #error "SND_MAX and INPUT_DEVICE_ID_SND_MAX do not match" 1223 #endif 1224 1225 #if FF_MAX != INPUT_DEVICE_ID_FF_MAX 1226 #error "FF_MAX and INPUT_DEVICE_ID_FF_MAX do not match" 1227 #endif 1228 1229 #if SW_MAX != INPUT_DEVICE_ID_SW_MAX 1230 #error "SW_MAX and INPUT_DEVICE_ID_SW_MAX do not match" 1231 #endif 1232 1233 #define INPUT_DEVICE_ID_MATCH_DEVICE \ 1234 (INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT) 1235 #define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION \ 1236 (INPUT_DEVICE_ID_MATCH_DEVICE | INPUT_DEVICE_ID_MATCH_VERSION) 1237 1238 struct input_handle; 1239 1240 /** 1241 * struct input_handler - implements one of interfaces for input devices 1242 * @private: driver-specific data 1243 * @event: event handler. This method is being called by input core with 1244 * interrupts disabled and dev->event_lock spinlock held and so 1245 * it may not sleep 1246 * @filter: similar to @event; separates normal event handlers from 1247 * "filters". 1248 * @match: called after comparing device's id with handler's id_table 1249 * to perform fine-grained matching between device and handler 1250 * @connect: called when attaching a handler to an input device 1251 * @disconnect: disconnects a handler from input device 1252 * @start: starts handler for given handle. This function is called by 1253 * input core right after connect() method and also when a process 1254 * that "grabbed" a device releases it 1255 * @fops: file operations this driver implements 1256 * @minor: beginning of range of 32 minors for devices this driver 1257 * can provide 1258 * @name: name of the handler, to be shown in /proc/bus/input/handlers 1259 * @id_table: pointer to a table of input_device_ids this driver can 1260 * handle 1261 * @h_list: list of input handles associated with the handler 1262 * @node: for placing the driver onto input_handler_list 1263 * 1264 * Input handlers attach to input devices and create input handles. There 1265 * are likely several handlers attached to any given input device at the 1266 * same time. All of them will get their copy of input event generated by 1267 * the device. 1268 * 1269 * The very same structure is used to implement input filters. Input core 1270 * allows filters to run first and will not pass event to regular handlers 1271 * if any of the filters indicate that the event should be filtered (by 1272 * returning %true from their filter() method). 1273 * 1274 * Note that input core serializes calls to connect() and disconnect() 1275 * methods. 1276 */ 1277 struct input_handler { 1278 1279 void *private; 1280 1281 void (*event)(struct input_handle *handle, unsigned int type, unsigned int code, int value); 1282 bool (*filter)(struct input_handle *handle, unsigned int type, unsigned int code, int value); 1283 bool (*match)(struct input_handler *handler, struct input_dev *dev); 1284 int (*connect)(struct input_handler *handler, struct input_dev *dev, const struct input_device_id *id); 1285 void (*disconnect)(struct input_handle *handle); 1286 void (*start)(struct input_handle *handle); 1287 1288 const struct file_operations *fops; 1289 int minor; 1290 const char *name; 1291 1292 const struct input_device_id *id_table; 1293 1294 struct list_head h_list; 1295 struct list_head node; 1296 }; 1297 1298 /** 1299 * struct input_handle - links input device with an input handler 1300 * @private: handler-specific data 1301 * @open: counter showing whether the handle is 'open', i.e. should deliver 1302 * events from its device 1303 * @name: name given to the handle by handler that created it 1304 * @dev: input device the handle is attached to 1305 * @handler: handler that works with the device through this handle 1306 * @d_node: used to put the handle on device's list of attached handles 1307 * @h_node: used to put the handle on handler's list of handles from which 1308 * it gets events 1309 */ 1310 struct input_handle { 1311 1312 void *private; 1313 1314 int open; 1315 const char *name; 1316 1317 struct input_dev *dev; 1318 struct input_handler *handler; 1319 1320 struct list_head d_node; 1321 struct list_head h_node; 1322 }; 1323 1324 struct input_dev *input_allocate_device(void); 1325 void input_free_device(struct input_dev *dev); 1326 1327 static inline struct input_dev *input_get_device(struct input_dev *dev) 1328 { 1329 return dev ? to_input_dev(get_device(&dev->dev)) : NULL; 1330 } 1331 1332 static inline void input_put_device(struct input_dev *dev) 1333 { 1334 if (dev) 1335 put_device(&dev->dev); 1336 } 1337 1338 static inline void *input_get_drvdata(struct input_dev *dev) 1339 { 1340 return dev_get_drvdata(&dev->dev); 1341 } 1342 1343 static inline void input_set_drvdata(struct input_dev *dev, void *data) 1344 { 1345 dev_set_drvdata(&dev->dev, data); 1346 } 1347 1348 int __must_check input_register_device(struct input_dev *); 1349 void input_unregister_device(struct input_dev *); 1350 1351 int __must_check input_register_handler(struct input_handler *); 1352 void input_unregister_handler(struct input_handler *); 1353 1354 int input_handler_for_each_handle(struct input_handler *, void *data, 1355 int (*fn)(struct input_handle *, void *)); 1356 1357 int input_register_handle(struct input_handle *); 1358 void input_unregister_handle(struct input_handle *); 1359 1360 int input_grab_device(struct input_handle *); 1361 void input_release_device(struct input_handle *); 1362 1363 int input_open_device(struct input_handle *); 1364 void input_close_device(struct input_handle *); 1365 1366 int input_flush_device(struct input_handle* handle, struct file* file); 1367 1368 void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1369 void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value); 1370 1371 static inline void input_report_key(struct input_dev *dev, unsigned int code, int value) 1372 { 1373 input_event(dev, EV_KEY, code, !!value); 1374 } 1375 1376 static inline void input_report_rel(struct input_dev *dev, unsigned int code, int value) 1377 { 1378 input_event(dev, EV_REL, code, value); 1379 } 1380 1381 static inline void input_report_abs(struct input_dev *dev, unsigned int code, int value) 1382 { 1383 input_event(dev, EV_ABS, code, value); 1384 } 1385 1386 static inline void input_report_ff_status(struct input_dev *dev, unsigned int code, int value) 1387 { 1388 input_event(dev, EV_FF_STATUS, code, value); 1389 } 1390 1391 static inline void input_report_switch(struct input_dev *dev, unsigned int code, int value) 1392 { 1393 input_event(dev, EV_SW, code, !!value); 1394 } 1395 1396 static inline void input_sync(struct input_dev *dev) 1397 { 1398 input_event(dev, EV_SYN, SYN_REPORT, 0); 1399 } 1400 1401 static inline void input_mt_sync(struct input_dev *dev) 1402 { 1403 input_event(dev, EV_SYN, SYN_MT_REPORT, 0); 1404 } 1405 1406 void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code); 1407 1408 static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat) 1409 { 1410 dev->absmin[axis] = min; 1411 dev->absmax[axis] = max; 1412 dev->absfuzz[axis] = fuzz; 1413 dev->absflat[axis] = flat; 1414 1415 dev->absbit[BIT_WORD(axis)] |= BIT_MASK(axis); 1416 } 1417 1418 int input_get_keycode(struct input_dev *dev, int scancode, int *keycode); 1419 int input_set_keycode(struct input_dev *dev, int scancode, int keycode); 1420 1421 extern struct class input_class; 1422 1423 /** 1424 * struct ff_device - force-feedback part of an input device 1425 * @upload: Called to upload an new effect into device 1426 * @erase: Called to erase an effect from device 1427 * @playback: Called to request device to start playing specified effect 1428 * @set_gain: Called to set specified gain 1429 * @set_autocenter: Called to auto-center device 1430 * @destroy: called by input core when parent input device is being 1431 * destroyed 1432 * @private: driver-specific data, will be freed automatically 1433 * @ffbit: bitmap of force feedback capabilities truly supported by 1434 * device (not emulated like ones in input_dev->ffbit) 1435 * @mutex: mutex for serializing access to the device 1436 * @max_effects: maximum number of effects supported by device 1437 * @effects: pointer to an array of effects currently loaded into device 1438 * @effect_owners: array of effect owners; when file handle owning 1439 * an effect gets closed the effect is automatically erased 1440 * 1441 * Every force-feedback device must implement upload() and playback() 1442 * methods; erase() is optional. set_gain() and set_autocenter() need 1443 * only be implemented if driver sets up FF_GAIN and FF_AUTOCENTER 1444 * bits. 1445 * 1446 * Note that playback(), set_gain() and set_autocenter() are called with 1447 * dev->event_lock spinlock held and interrupts off and thus may not 1448 * sleep. 1449 */ 1450 struct ff_device { 1451 int (*upload)(struct input_dev *dev, struct ff_effect *effect, 1452 struct ff_effect *old); 1453 int (*erase)(struct input_dev *dev, int effect_id); 1454 1455 int (*playback)(struct input_dev *dev, int effect_id, int value); 1456 void (*set_gain)(struct input_dev *dev, u16 gain); 1457 void (*set_autocenter)(struct input_dev *dev, u16 magnitude); 1458 1459 void (*destroy)(struct ff_device *); 1460 1461 void *private; 1462 1463 unsigned long ffbit[BITS_TO_LONGS(FF_CNT)]; 1464 1465 struct mutex mutex; 1466 1467 int max_effects; 1468 struct ff_effect *effects; 1469 struct file *effect_owners[]; 1470 }; 1471 1472 int input_ff_create(struct input_dev *dev, int max_effects); 1473 void input_ff_destroy(struct input_dev *dev); 1474 1475 int input_ff_event(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1476 1477 int input_ff_upload(struct input_dev *dev, struct ff_effect *effect, struct file *file); 1478 int input_ff_erase(struct input_dev *dev, int effect_id, struct file *file); 1479 1480 int input_ff_create_memless(struct input_dev *dev, void *data, 1481 int (*play_effect)(struct input_dev *, void *, struct ff_effect *)); 1482 1483 #endif 1484 #endif 1485