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 246 379 380 /* Range 248 - 255 is reserved for special needs of AT keyboard driver */ 381 382 #define BTN_MISC 0x100 383 #define BTN_0 0x100 384 #define BTN_1 0x101 385 #define BTN_2 0x102 386 #define BTN_3 0x103 387 #define BTN_4 0x104 388 #define BTN_5 0x105 389 #define BTN_6 0x106 390 #define BTN_7 0x107 391 #define BTN_8 0x108 392 #define BTN_9 0x109 393 394 #define BTN_MOUSE 0x110 395 #define BTN_LEFT 0x110 396 #define BTN_RIGHT 0x111 397 #define BTN_MIDDLE 0x112 398 #define BTN_SIDE 0x113 399 #define BTN_EXTRA 0x114 400 #define BTN_FORWARD 0x115 401 #define BTN_BACK 0x116 402 #define BTN_TASK 0x117 403 404 #define BTN_JOYSTICK 0x120 405 #define BTN_TRIGGER 0x120 406 #define BTN_THUMB 0x121 407 #define BTN_THUMB2 0x122 408 #define BTN_TOP 0x123 409 #define BTN_TOP2 0x124 410 #define BTN_PINKIE 0x125 411 #define BTN_BASE 0x126 412 #define BTN_BASE2 0x127 413 #define BTN_BASE3 0x128 414 #define BTN_BASE4 0x129 415 #define BTN_BASE5 0x12a 416 #define BTN_BASE6 0x12b 417 #define BTN_DEAD 0x12f 418 419 #define BTN_GAMEPAD 0x130 420 #define BTN_A 0x130 421 #define BTN_B 0x131 422 #define BTN_C 0x132 423 #define BTN_X 0x133 424 #define BTN_Y 0x134 425 #define BTN_Z 0x135 426 #define BTN_TL 0x136 427 #define BTN_TR 0x137 428 #define BTN_TL2 0x138 429 #define BTN_TR2 0x139 430 #define BTN_SELECT 0x13a 431 #define BTN_START 0x13b 432 #define BTN_MODE 0x13c 433 #define BTN_THUMBL 0x13d 434 #define BTN_THUMBR 0x13e 435 436 #define BTN_DIGI 0x140 437 #define BTN_TOOL_PEN 0x140 438 #define BTN_TOOL_RUBBER 0x141 439 #define BTN_TOOL_BRUSH 0x142 440 #define BTN_TOOL_PENCIL 0x143 441 #define BTN_TOOL_AIRBRUSH 0x144 442 #define BTN_TOOL_FINGER 0x145 443 #define BTN_TOOL_MOUSE 0x146 444 #define BTN_TOOL_LENS 0x147 445 #define BTN_TOUCH 0x14a 446 #define BTN_STYLUS 0x14b 447 #define BTN_STYLUS2 0x14c 448 #define BTN_TOOL_DOUBLETAP 0x14d 449 #define BTN_TOOL_TRIPLETAP 0x14e 450 #define BTN_TOOL_QUADTAP 0x14f /* Four fingers on trackpad */ 451 452 #define BTN_WHEEL 0x150 453 #define BTN_GEAR_DOWN 0x150 454 #define BTN_GEAR_UP 0x151 455 456 #define KEY_OK 0x160 457 #define KEY_SELECT 0x161 458 #define KEY_GOTO 0x162 459 #define KEY_CLEAR 0x163 460 #define KEY_POWER2 0x164 461 #define KEY_OPTION 0x165 462 #define KEY_INFO 0x166 /* AL OEM Features/Tips/Tutorial */ 463 #define KEY_TIME 0x167 464 #define KEY_VENDOR 0x168 465 #define KEY_ARCHIVE 0x169 466 #define KEY_PROGRAM 0x16a /* Media Select Program Guide */ 467 #define KEY_CHANNEL 0x16b 468 #define KEY_FAVORITES 0x16c 469 #define KEY_EPG 0x16d 470 #define KEY_PVR 0x16e /* Media Select Home */ 471 #define KEY_MHP 0x16f 472 #define KEY_LANGUAGE 0x170 473 #define KEY_TITLE 0x171 474 #define KEY_SUBTITLE 0x172 475 #define KEY_ANGLE 0x173 476 #define KEY_ZOOM 0x174 477 #define KEY_MODE 0x175 478 #define KEY_KEYBOARD 0x176 479 #define KEY_SCREEN 0x177 480 #define KEY_PC 0x178 /* Media Select Computer */ 481 #define KEY_TV 0x179 /* Media Select TV */ 482 #define KEY_TV2 0x17a /* Media Select Cable */ 483 #define KEY_VCR 0x17b /* Media Select VCR */ 484 #define KEY_VCR2 0x17c /* VCR Plus */ 485 #define KEY_SAT 0x17d /* Media Select Satellite */ 486 #define KEY_SAT2 0x17e 487 #define KEY_CD 0x17f /* Media Select CD */ 488 #define KEY_TAPE 0x180 /* Media Select Tape */ 489 #define KEY_RADIO 0x181 490 #define KEY_TUNER 0x182 /* Media Select Tuner */ 491 #define KEY_PLAYER 0x183 492 #define KEY_TEXT 0x184 493 #define KEY_DVD 0x185 /* Media Select DVD */ 494 #define KEY_AUX 0x186 495 #define KEY_MP3 0x187 496 #define KEY_AUDIO 0x188 497 #define KEY_VIDEO 0x189 498 #define KEY_DIRECTORY 0x18a 499 #define KEY_LIST 0x18b 500 #define KEY_MEMO 0x18c /* Media Select Messages */ 501 #define KEY_CALENDAR 0x18d 502 #define KEY_RED 0x18e 503 #define KEY_GREEN 0x18f 504 #define KEY_YELLOW 0x190 505 #define KEY_BLUE 0x191 506 #define KEY_CHANNELUP 0x192 /* Channel Increment */ 507 #define KEY_CHANNELDOWN 0x193 /* Channel Decrement */ 508 #define KEY_FIRST 0x194 509 #define KEY_LAST 0x195 /* Recall Last */ 510 #define KEY_AB 0x196 511 #define KEY_NEXT 0x197 512 #define KEY_RESTART 0x198 513 #define KEY_SLOW 0x199 514 #define KEY_SHUFFLE 0x19a 515 #define KEY_BREAK 0x19b 516 #define KEY_PREVIOUS 0x19c 517 #define KEY_DIGITS 0x19d 518 #define KEY_TEEN 0x19e 519 #define KEY_TWEN 0x19f 520 #define KEY_VIDEOPHONE 0x1a0 /* Media Select Video Phone */ 521 #define KEY_GAMES 0x1a1 /* Media Select Games */ 522 #define KEY_ZOOMIN 0x1a2 /* AC Zoom In */ 523 #define KEY_ZOOMOUT 0x1a3 /* AC Zoom Out */ 524 #define KEY_ZOOMRESET 0x1a4 /* AC Zoom */ 525 #define KEY_WORDPROCESSOR 0x1a5 /* AL Word Processor */ 526 #define KEY_EDITOR 0x1a6 /* AL Text Editor */ 527 #define KEY_SPREADSHEET 0x1a7 /* AL Spreadsheet */ 528 #define KEY_GRAPHICSEDITOR 0x1a8 /* AL Graphics Editor */ 529 #define KEY_PRESENTATION 0x1a9 /* AL Presentation App */ 530 #define KEY_DATABASE 0x1aa /* AL Database App */ 531 #define KEY_NEWS 0x1ab /* AL Newsreader */ 532 #define KEY_VOICEMAIL 0x1ac /* AL Voicemail */ 533 #define KEY_ADDRESSBOOK 0x1ad /* AL Contacts/Address Book */ 534 #define KEY_MESSENGER 0x1ae /* AL Instant Messaging */ 535 #define KEY_DISPLAYTOGGLE 0x1af /* Turn display (LCD) on and off */ 536 #define KEY_SPELLCHECK 0x1b0 /* AL Spell Check */ 537 #define KEY_LOGOFF 0x1b1 /* AL Logoff */ 538 539 #define KEY_DOLLAR 0x1b2 540 #define KEY_EURO 0x1b3 541 542 #define KEY_FRAMEBACK 0x1b4 /* Consumer - transport controls */ 543 #define KEY_FRAMEFORWARD 0x1b5 544 #define KEY_CONTEXT_MENU 0x1b6 /* GenDesc - system context menu */ 545 #define KEY_MEDIA_REPEAT 0x1b7 /* Consumer - transport control */ 546 547 #define KEY_DEL_EOL 0x1c0 548 #define KEY_DEL_EOS 0x1c1 549 #define KEY_INS_LINE 0x1c2 550 #define KEY_DEL_LINE 0x1c3 551 552 #define KEY_FN 0x1d0 553 #define KEY_FN_ESC 0x1d1 554 #define KEY_FN_F1 0x1d2 555 #define KEY_FN_F2 0x1d3 556 #define KEY_FN_F3 0x1d4 557 #define KEY_FN_F4 0x1d5 558 #define KEY_FN_F5 0x1d6 559 #define KEY_FN_F6 0x1d7 560 #define KEY_FN_F7 0x1d8 561 #define KEY_FN_F8 0x1d9 562 #define KEY_FN_F9 0x1da 563 #define KEY_FN_F10 0x1db 564 #define KEY_FN_F11 0x1dc 565 #define KEY_FN_F12 0x1dd 566 #define KEY_FN_1 0x1de 567 #define KEY_FN_2 0x1df 568 #define KEY_FN_D 0x1e0 569 #define KEY_FN_E 0x1e1 570 #define KEY_FN_F 0x1e2 571 #define KEY_FN_S 0x1e3 572 #define KEY_FN_B 0x1e4 573 574 #define KEY_BRL_DOT1 0x1f1 575 #define KEY_BRL_DOT2 0x1f2 576 #define KEY_BRL_DOT3 0x1f3 577 #define KEY_BRL_DOT4 0x1f4 578 #define KEY_BRL_DOT5 0x1f5 579 #define KEY_BRL_DOT6 0x1f6 580 #define KEY_BRL_DOT7 0x1f7 581 #define KEY_BRL_DOT8 0x1f8 582 #define KEY_BRL_DOT9 0x1f9 583 #define KEY_BRL_DOT10 0x1fa 584 585 #define KEY_NUMERIC_0 0x200 /* used by phones, remote controls, */ 586 #define KEY_NUMERIC_1 0x201 /* and other keypads */ 587 #define KEY_NUMERIC_2 0x202 588 #define KEY_NUMERIC_3 0x203 589 #define KEY_NUMERIC_4 0x204 590 #define KEY_NUMERIC_5 0x205 591 #define KEY_NUMERIC_6 0x206 592 #define KEY_NUMERIC_7 0x207 593 #define KEY_NUMERIC_8 0x208 594 #define KEY_NUMERIC_9 0x209 595 #define KEY_NUMERIC_STAR 0x20a 596 #define KEY_NUMERIC_POUND 0x20b 597 598 #define KEY_CAMERA_FOCUS 0x210 599 600 /* We avoid low common keys in module aliases so they don't get huge. */ 601 #define KEY_MIN_INTERESTING KEY_MUTE 602 #define KEY_MAX 0x2ff 603 #define KEY_CNT (KEY_MAX+1) 604 605 /* 606 * Relative axes 607 */ 608 609 #define REL_X 0x00 610 #define REL_Y 0x01 611 #define REL_Z 0x02 612 #define REL_RX 0x03 613 #define REL_RY 0x04 614 #define REL_RZ 0x05 615 #define REL_HWHEEL 0x06 616 #define REL_DIAL 0x07 617 #define REL_WHEEL 0x08 618 #define REL_MISC 0x09 619 #define REL_MAX 0x0f 620 #define REL_CNT (REL_MAX+1) 621 622 /* 623 * Absolute axes 624 */ 625 626 #define ABS_X 0x00 627 #define ABS_Y 0x01 628 #define ABS_Z 0x02 629 #define ABS_RX 0x03 630 #define ABS_RY 0x04 631 #define ABS_RZ 0x05 632 #define ABS_THROTTLE 0x06 633 #define ABS_RUDDER 0x07 634 #define ABS_WHEEL 0x08 635 #define ABS_GAS 0x09 636 #define ABS_BRAKE 0x0a 637 #define ABS_HAT0X 0x10 638 #define ABS_HAT0Y 0x11 639 #define ABS_HAT1X 0x12 640 #define ABS_HAT1Y 0x13 641 #define ABS_HAT2X 0x14 642 #define ABS_HAT2Y 0x15 643 #define ABS_HAT3X 0x16 644 #define ABS_HAT3Y 0x17 645 #define ABS_PRESSURE 0x18 646 #define ABS_DISTANCE 0x19 647 #define ABS_TILT_X 0x1a 648 #define ABS_TILT_Y 0x1b 649 #define ABS_TOOL_WIDTH 0x1c 650 #define ABS_VOLUME 0x20 651 #define ABS_MISC 0x28 652 653 #define ABS_MT_TOUCH_MAJOR 0x30 /* Major axis of touching ellipse */ 654 #define ABS_MT_TOUCH_MINOR 0x31 /* Minor axis (omit if circular) */ 655 #define ABS_MT_WIDTH_MAJOR 0x32 /* Major axis of approaching ellipse */ 656 #define ABS_MT_WIDTH_MINOR 0x33 /* Minor axis (omit if circular) */ 657 #define ABS_MT_ORIENTATION 0x34 /* Ellipse orientation */ 658 #define ABS_MT_POSITION_X 0x35 /* Center X ellipse position */ 659 #define ABS_MT_POSITION_Y 0x36 /* Center Y ellipse position */ 660 #define ABS_MT_TOOL_TYPE 0x37 /* Type of touching device */ 661 #define ABS_MT_BLOB_ID 0x38 /* Group a set of packets as a blob */ 662 #define ABS_MT_TRACKING_ID 0x39 /* Unique ID of initiated contact */ 663 664 #define ABS_MAX 0x3f 665 #define ABS_CNT (ABS_MAX+1) 666 667 /* 668 * Switch events 669 */ 670 671 #define SW_LID 0x00 /* set = lid shut */ 672 #define SW_TABLET_MODE 0x01 /* set = tablet mode */ 673 #define SW_HEADPHONE_INSERT 0x02 /* set = inserted */ 674 #define SW_RFKILL_ALL 0x03 /* rfkill master switch, type "any" 675 set = radio enabled */ 676 #define SW_RADIO SW_RFKILL_ALL /* deprecated */ 677 #define SW_MICROPHONE_INSERT 0x04 /* set = inserted */ 678 #define SW_DOCK 0x05 /* set = plugged into dock */ 679 #define SW_LINEOUT_INSERT 0x06 /* set = inserted */ 680 #define SW_JACK_PHYSICAL_INSERT 0x07 /* set = mechanical switch set */ 681 #define SW_VIDEOOUT_INSERT 0x08 /* set = inserted */ 682 #define SW_CAMERA_LENS_COVER 0x09 /* set = lens covered */ 683 #define SW_KEYPAD_SLIDE 0x0a /* set = keypad slide out */ 684 #define SW_FRONT_PROXIMITY 0x0b /* set = front proximity sensor active */ 685 #define SW_MAX 0x0f 686 #define SW_CNT (SW_MAX+1) 687 688 /* 689 * Misc events 690 */ 691 692 #define MSC_SERIAL 0x00 693 #define MSC_PULSELED 0x01 694 #define MSC_GESTURE 0x02 695 #define MSC_RAW 0x03 696 #define MSC_SCAN 0x04 697 #define MSC_MAX 0x07 698 #define MSC_CNT (MSC_MAX+1) 699 700 /* 701 * LEDs 702 */ 703 704 #define LED_NUML 0x00 705 #define LED_CAPSL 0x01 706 #define LED_SCROLLL 0x02 707 #define LED_COMPOSE 0x03 708 #define LED_KANA 0x04 709 #define LED_SLEEP 0x05 710 #define LED_SUSPEND 0x06 711 #define LED_MUTE 0x07 712 #define LED_MISC 0x08 713 #define LED_MAIL 0x09 714 #define LED_CHARGING 0x0a 715 #define LED_MAX 0x0f 716 #define LED_CNT (LED_MAX+1) 717 718 /* 719 * Autorepeat values 720 */ 721 722 #define REP_DELAY 0x00 723 #define REP_PERIOD 0x01 724 #define REP_MAX 0x01 725 726 /* 727 * Sounds 728 */ 729 730 #define SND_CLICK 0x00 731 #define SND_BELL 0x01 732 #define SND_TONE 0x02 733 #define SND_MAX 0x07 734 #define SND_CNT (SND_MAX+1) 735 736 /* 737 * IDs. 738 */ 739 740 #define ID_BUS 0 741 #define ID_VENDOR 1 742 #define ID_PRODUCT 2 743 #define ID_VERSION 3 744 745 #define BUS_PCI 0x01 746 #define BUS_ISAPNP 0x02 747 #define BUS_USB 0x03 748 #define BUS_HIL 0x04 749 #define BUS_BLUETOOTH 0x05 750 #define BUS_VIRTUAL 0x06 751 752 #define BUS_ISA 0x10 753 #define BUS_I8042 0x11 754 #define BUS_XTKBD 0x12 755 #define BUS_RS232 0x13 756 #define BUS_GAMEPORT 0x14 757 #define BUS_PARPORT 0x15 758 #define BUS_AMIGA 0x16 759 #define BUS_ADB 0x17 760 #define BUS_I2C 0x18 761 #define BUS_HOST 0x19 762 #define BUS_GSC 0x1A 763 #define BUS_ATARI 0x1B 764 765 /* 766 * MT_TOOL types 767 */ 768 #define MT_TOOL_FINGER 0 769 #define MT_TOOL_PEN 1 770 771 /* 772 * Values describing the status of a force-feedback effect 773 */ 774 #define FF_STATUS_STOPPED 0x00 775 #define FF_STATUS_PLAYING 0x01 776 #define FF_STATUS_MAX 0x01 777 778 /* 779 * Structures used in ioctls to upload effects to a device 780 * They are pieces of a bigger structure (called ff_effect) 781 */ 782 783 /* 784 * All duration values are expressed in ms. Values above 32767 ms (0x7fff) 785 * should not be used and have unspecified results. 786 */ 787 788 /** 789 * struct ff_replay - defines scheduling of the force-feedback effect 790 * @length: duration of the effect 791 * @delay: delay before effect should start playing 792 */ 793 struct ff_replay { 794 __u16 length; 795 __u16 delay; 796 }; 797 798 /** 799 * struct ff_trigger - defines what triggers the force-feedback effect 800 * @button: number of the button triggering the effect 801 * @interval: controls how soon the effect can be re-triggered 802 */ 803 struct ff_trigger { 804 __u16 button; 805 __u16 interval; 806 }; 807 808 /** 809 * struct ff_envelope - generic force-feedback effect envelope 810 * @attack_length: duration of the attack (ms) 811 * @attack_level: level at the beginning of the attack 812 * @fade_length: duration of fade (ms) 813 * @fade_level: level at the end of fade 814 * 815 * The @attack_level and @fade_level are absolute values; when applying 816 * envelope force-feedback core will convert to positive/negative 817 * value based on polarity of the default level of the effect. 818 * Valid range for the attack and fade levels is 0x0000 - 0x7fff 819 */ 820 struct ff_envelope { 821 __u16 attack_length; 822 __u16 attack_level; 823 __u16 fade_length; 824 __u16 fade_level; 825 }; 826 827 /** 828 * struct ff_constant_effect - defines parameters of a constant force-feedback effect 829 * @level: strength of the effect; may be negative 830 * @envelope: envelope data 831 */ 832 struct ff_constant_effect { 833 __s16 level; 834 struct ff_envelope envelope; 835 }; 836 837 /** 838 * struct ff_ramp_effect - defines parameters of a ramp force-feedback effect 839 * @start_level: beginning strength of the effect; may be negative 840 * @end_level: final strength of the effect; may be negative 841 * @envelope: envelope data 842 */ 843 struct ff_ramp_effect { 844 __s16 start_level; 845 __s16 end_level; 846 struct ff_envelope envelope; 847 }; 848 849 /** 850 * struct ff_condition_effect - defines a spring or friction force-feedback effect 851 * @right_saturation: maximum level when joystick moved all way to the right 852 * @left_saturation: same for the left side 853 * @right_coeff: controls how fast the force grows when the joystick moves 854 * to the right 855 * @left_coeff: same for the left side 856 * @deadband: size of the dead zone, where no force is produced 857 * @center: position of the dead zone 858 */ 859 struct ff_condition_effect { 860 __u16 right_saturation; 861 __u16 left_saturation; 862 863 __s16 right_coeff; 864 __s16 left_coeff; 865 866 __u16 deadband; 867 __s16 center; 868 }; 869 870 /** 871 * struct ff_periodic_effect - defines parameters of a periodic force-feedback effect 872 * @waveform: kind of the effect (wave) 873 * @period: period of the wave (ms) 874 * @magnitude: peak value 875 * @offset: mean value of the wave (roughly) 876 * @phase: 'horizontal' shift 877 * @envelope: envelope data 878 * @custom_len: number of samples (FF_CUSTOM only) 879 * @custom_data: buffer of samples (FF_CUSTOM only) 880 * 881 * Known waveforms - FF_SQUARE, FF_TRIANGLE, FF_SINE, FF_SAW_UP, 882 * FF_SAW_DOWN, FF_CUSTOM. The exact syntax FF_CUSTOM is undefined 883 * for the time being as no driver supports it yet. 884 * 885 * Note: the data pointed by custom_data is copied by the driver. 886 * You can therefore dispose of the memory after the upload/update. 887 */ 888 struct ff_periodic_effect { 889 __u16 waveform; 890 __u16 period; 891 __s16 magnitude; 892 __s16 offset; 893 __u16 phase; 894 895 struct ff_envelope envelope; 896 897 __u32 custom_len; 898 __s16 __user *custom_data; 899 }; 900 901 /** 902 * struct ff_rumble_effect - defines parameters of a periodic force-feedback effect 903 * @strong_magnitude: magnitude of the heavy motor 904 * @weak_magnitude: magnitude of the light one 905 * 906 * Some rumble pads have two motors of different weight. Strong_magnitude 907 * represents the magnitude of the vibration generated by the heavy one. 908 */ 909 struct ff_rumble_effect { 910 __u16 strong_magnitude; 911 __u16 weak_magnitude; 912 }; 913 914 /** 915 * struct ff_effect - defines force feedback effect 916 * @type: type of the effect (FF_CONSTANT, FF_PERIODIC, FF_RAMP, FF_SPRING, 917 * FF_FRICTION, FF_DAMPER, FF_RUMBLE, FF_INERTIA, or FF_CUSTOM) 918 * @id: an unique id assigned to an effect 919 * @direction: direction of the effect 920 * @trigger: trigger conditions (struct ff_trigger) 921 * @replay: scheduling of the effect (struct ff_replay) 922 * @u: effect-specific structure (one of ff_constant_effect, ff_ramp_effect, 923 * ff_periodic_effect, ff_condition_effect, ff_rumble_effect) further 924 * defining effect parameters 925 * 926 * This structure is sent through ioctl from the application to the driver. 927 * To create a new effect application should set its @id to -1; the kernel 928 * will return assigned @id which can later be used to update or delete 929 * this effect. 930 * 931 * Direction of the effect is encoded as follows: 932 * 0 deg -> 0x0000 (down) 933 * 90 deg -> 0x4000 (left) 934 * 180 deg -> 0x8000 (up) 935 * 270 deg -> 0xC000 (right) 936 */ 937 struct ff_effect { 938 __u16 type; 939 __s16 id; 940 __u16 direction; 941 struct ff_trigger trigger; 942 struct ff_replay replay; 943 944 union { 945 struct ff_constant_effect constant; 946 struct ff_ramp_effect ramp; 947 struct ff_periodic_effect periodic; 948 struct ff_condition_effect condition[2]; /* One for each axis */ 949 struct ff_rumble_effect rumble; 950 } u; 951 }; 952 953 /* 954 * Force feedback effect types 955 */ 956 957 #define FF_RUMBLE 0x50 958 #define FF_PERIODIC 0x51 959 #define FF_CONSTANT 0x52 960 #define FF_SPRING 0x53 961 #define FF_FRICTION 0x54 962 #define FF_DAMPER 0x55 963 #define FF_INERTIA 0x56 964 #define FF_RAMP 0x57 965 966 #define FF_EFFECT_MIN FF_RUMBLE 967 #define FF_EFFECT_MAX FF_RAMP 968 969 /* 970 * Force feedback periodic effect types 971 */ 972 973 #define FF_SQUARE 0x58 974 #define FF_TRIANGLE 0x59 975 #define FF_SINE 0x5a 976 #define FF_SAW_UP 0x5b 977 #define FF_SAW_DOWN 0x5c 978 #define FF_CUSTOM 0x5d 979 980 #define FF_WAVEFORM_MIN FF_SQUARE 981 #define FF_WAVEFORM_MAX FF_CUSTOM 982 983 /* 984 * Set ff device properties 985 */ 986 987 #define FF_GAIN 0x60 988 #define FF_AUTOCENTER 0x61 989 990 #define FF_MAX 0x7f 991 #define FF_CNT (FF_MAX+1) 992 993 #ifdef __KERNEL__ 994 995 /* 996 * In-kernel definitions. 997 */ 998 999 #include <linux/device.h> 1000 #include <linux/fs.h> 1001 #include <linux/timer.h> 1002 #include <linux/mod_devicetable.h> 1003 1004 /** 1005 * struct input_dev - represents an input device 1006 * @name: name of the device 1007 * @phys: physical path to the device in the system hierarchy 1008 * @uniq: unique identification code for the device (if device has it) 1009 * @id: id of the device (struct input_id) 1010 * @evbit: bitmap of types of events supported by the device (EV_KEY, 1011 * EV_REL, etc.) 1012 * @keybit: bitmap of keys/buttons this device has 1013 * @relbit: bitmap of relative axes for the device 1014 * @absbit: bitmap of absolute axes for the device 1015 * @mscbit: bitmap of miscellaneous events supported by the device 1016 * @ledbit: bitmap of leds present on the device 1017 * @sndbit: bitmap of sound effects supported by the device 1018 * @ffbit: bitmap of force feedback effects supported by the device 1019 * @swbit: bitmap of switches present on the device 1020 * @keycodemax: size of keycode table 1021 * @keycodesize: size of elements in keycode table 1022 * @keycode: map of scancodes to keycodes for this device 1023 * @setkeycode: optional method to alter current keymap, used to implement 1024 * sparse keymaps. If not supplied default mechanism will be used. 1025 * The method is being called while holding event_lock and thus must 1026 * not sleep 1027 * @getkeycode: optional method to retrieve current keymap. If not supplied 1028 * default mechanism will be used. The method is being called while 1029 * holding event_lock and thus must not sleep 1030 * @ff: force feedback structure associated with the device if device 1031 * supports force feedback effects 1032 * @repeat_key: stores key code of the last key pressed; used to implement 1033 * software autorepeat 1034 * @timer: timer for software autorepeat 1035 * @sync: set to 1 when there were no new events since last EV_SYNC 1036 * @abs: current values for reports from absolute axes 1037 * @rep: current values for autorepeat parameters (delay, rate) 1038 * @key: reflects current state of device's keys/buttons 1039 * @led: reflects current state of device's LEDs 1040 * @snd: reflects current state of sound effects 1041 * @sw: reflects current state of device's switches 1042 * @absmax: maximum values for events coming from absolute axes 1043 * @absmin: minimum values for events coming from absolute axes 1044 * @absfuzz: describes noisiness for axes 1045 * @absflat: size of the center flat position (used by joydev) 1046 * @absres: resolution used for events coming form absolute axes 1047 * @open: this method is called when the very first user calls 1048 * input_open_device(). The driver must prepare the device 1049 * to start generating events (start polling thread, 1050 * request an IRQ, submit URB, etc.) 1051 * @close: this method is called when the very last user calls 1052 * input_close_device(). 1053 * @flush: purges the device. Most commonly used to get rid of force 1054 * feedback effects loaded into the device when disconnecting 1055 * from it 1056 * @event: event handler for events sent _to_ the device, like EV_LED 1057 * or EV_SND. The device is expected to carry out the requested 1058 * action (turn on a LED, play sound, etc.) The call is protected 1059 * by @event_lock and must not sleep 1060 * @grab: input handle that currently has the device grabbed (via 1061 * EVIOCGRAB ioctl). When a handle grabs a device it becomes sole 1062 * recipient for all input events coming from the device 1063 * @event_lock: this spinlock is is taken when input core receives 1064 * and processes a new event for the device (in input_event()). 1065 * Code that accesses and/or modifies parameters of a device 1066 * (such as keymap or absmin, absmax, absfuzz, etc.) after device 1067 * has been registered with input core must take this lock. 1068 * @mutex: serializes calls to open(), close() and flush() methods 1069 * @users: stores number of users (input handlers) that opened this 1070 * device. It is used by input_open_device() and input_close_device() 1071 * to make sure that dev->open() is only called when the first 1072 * user opens device and dev->close() is called when the very 1073 * last user closes the device 1074 * @going_away: marks devices that are in a middle of unregistering and 1075 * causes input_open_device*() fail with -ENODEV. 1076 * @dev: driver model's view of this device 1077 * @h_list: list of input handles associated with the device. When 1078 * accessing the list dev->mutex must be held 1079 * @node: used to place the device onto input_dev_list 1080 */ 1081 struct input_dev { 1082 const char *name; 1083 const char *phys; 1084 const char *uniq; 1085 struct input_id id; 1086 1087 unsigned long evbit[BITS_TO_LONGS(EV_CNT)]; 1088 unsigned long keybit[BITS_TO_LONGS(KEY_CNT)]; 1089 unsigned long relbit[BITS_TO_LONGS(REL_CNT)]; 1090 unsigned long absbit[BITS_TO_LONGS(ABS_CNT)]; 1091 unsigned long mscbit[BITS_TO_LONGS(MSC_CNT)]; 1092 unsigned long ledbit[BITS_TO_LONGS(LED_CNT)]; 1093 unsigned long sndbit[BITS_TO_LONGS(SND_CNT)]; 1094 unsigned long ffbit[BITS_TO_LONGS(FF_CNT)]; 1095 unsigned long swbit[BITS_TO_LONGS(SW_CNT)]; 1096 1097 unsigned int keycodemax; 1098 unsigned int keycodesize; 1099 void *keycode; 1100 int (*setkeycode)(struct input_dev *dev, int scancode, int keycode); 1101 int (*getkeycode)(struct input_dev *dev, int scancode, int *keycode); 1102 1103 struct ff_device *ff; 1104 1105 unsigned int repeat_key; 1106 struct timer_list timer; 1107 1108 int sync; 1109 1110 int abs[ABS_MAX + 1]; 1111 int rep[REP_MAX + 1]; 1112 1113 unsigned long key[BITS_TO_LONGS(KEY_CNT)]; 1114 unsigned long led[BITS_TO_LONGS(LED_CNT)]; 1115 unsigned long snd[BITS_TO_LONGS(SND_CNT)]; 1116 unsigned long sw[BITS_TO_LONGS(SW_CNT)]; 1117 1118 int absmax[ABS_MAX + 1]; 1119 int absmin[ABS_MAX + 1]; 1120 int absfuzz[ABS_MAX + 1]; 1121 int absflat[ABS_MAX + 1]; 1122 int absres[ABS_MAX + 1]; 1123 1124 int (*open)(struct input_dev *dev); 1125 void (*close)(struct input_dev *dev); 1126 int (*flush)(struct input_dev *dev, struct file *file); 1127 int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1128 1129 struct input_handle *grab; 1130 1131 spinlock_t event_lock; 1132 struct mutex mutex; 1133 1134 unsigned int users; 1135 bool going_away; 1136 1137 struct device dev; 1138 1139 struct list_head h_list; 1140 struct list_head node; 1141 }; 1142 #define to_input_dev(d) container_of(d, struct input_dev, dev) 1143 1144 /* 1145 * Verify that we are in sync with input_device_id mod_devicetable.h #defines 1146 */ 1147 1148 #if EV_MAX != INPUT_DEVICE_ID_EV_MAX 1149 #error "EV_MAX and INPUT_DEVICE_ID_EV_MAX do not match" 1150 #endif 1151 1152 #if KEY_MIN_INTERESTING != INPUT_DEVICE_ID_KEY_MIN_INTERESTING 1153 #error "KEY_MIN_INTERESTING and INPUT_DEVICE_ID_KEY_MIN_INTERESTING do not match" 1154 #endif 1155 1156 #if KEY_MAX != INPUT_DEVICE_ID_KEY_MAX 1157 #error "KEY_MAX and INPUT_DEVICE_ID_KEY_MAX do not match" 1158 #endif 1159 1160 #if REL_MAX != INPUT_DEVICE_ID_REL_MAX 1161 #error "REL_MAX and INPUT_DEVICE_ID_REL_MAX do not match" 1162 #endif 1163 1164 #if ABS_MAX != INPUT_DEVICE_ID_ABS_MAX 1165 #error "ABS_MAX and INPUT_DEVICE_ID_ABS_MAX do not match" 1166 #endif 1167 1168 #if MSC_MAX != INPUT_DEVICE_ID_MSC_MAX 1169 #error "MSC_MAX and INPUT_DEVICE_ID_MSC_MAX do not match" 1170 #endif 1171 1172 #if LED_MAX != INPUT_DEVICE_ID_LED_MAX 1173 #error "LED_MAX and INPUT_DEVICE_ID_LED_MAX do not match" 1174 #endif 1175 1176 #if SND_MAX != INPUT_DEVICE_ID_SND_MAX 1177 #error "SND_MAX and INPUT_DEVICE_ID_SND_MAX do not match" 1178 #endif 1179 1180 #if FF_MAX != INPUT_DEVICE_ID_FF_MAX 1181 #error "FF_MAX and INPUT_DEVICE_ID_FF_MAX do not match" 1182 #endif 1183 1184 #if SW_MAX != INPUT_DEVICE_ID_SW_MAX 1185 #error "SW_MAX and INPUT_DEVICE_ID_SW_MAX do not match" 1186 #endif 1187 1188 #define INPUT_DEVICE_ID_MATCH_DEVICE \ 1189 (INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT) 1190 #define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION \ 1191 (INPUT_DEVICE_ID_MATCH_DEVICE | INPUT_DEVICE_ID_MATCH_VERSION) 1192 1193 struct input_handle; 1194 1195 /** 1196 * struct input_handler - implements one of interfaces for input devices 1197 * @private: driver-specific data 1198 * @event: event handler. This method is being called by input core with 1199 * interrupts disabled and dev->event_lock spinlock held and so 1200 * it may not sleep 1201 * @connect: called when attaching a handler to an input device 1202 * @disconnect: disconnects a handler from input device 1203 * @start: starts handler for given handle. This function is called by 1204 * input core right after connect() method and also when a process 1205 * that "grabbed" a device releases it 1206 * @fops: file operations this driver implements 1207 * @minor: beginning of range of 32 minors for devices this driver 1208 * can provide 1209 * @name: name of the handler, to be shown in /proc/bus/input/handlers 1210 * @id_table: pointer to a table of input_device_ids this driver can 1211 * handle 1212 * @blacklist: pointer to a table of input_device_ids this driver should 1213 * ignore even if they match @id_table 1214 * @h_list: list of input handles associated with the handler 1215 * @node: for placing the driver onto input_handler_list 1216 * 1217 * Input handlers attach to input devices and create input handles. There 1218 * are likely several handlers attached to any given input device at the 1219 * same time. All of them will get their copy of input event generated by 1220 * the device. 1221 * 1222 * Note that input core serializes calls to connect() and disconnect() 1223 * methods. 1224 */ 1225 struct input_handler { 1226 1227 void *private; 1228 1229 void (*event)(struct input_handle *handle, unsigned int type, unsigned int code, int value); 1230 int (*connect)(struct input_handler *handler, struct input_dev *dev, const struct input_device_id *id); 1231 void (*disconnect)(struct input_handle *handle); 1232 void (*start)(struct input_handle *handle); 1233 1234 const struct file_operations *fops; 1235 int minor; 1236 const char *name; 1237 1238 const struct input_device_id *id_table; 1239 const struct input_device_id *blacklist; 1240 1241 struct list_head h_list; 1242 struct list_head node; 1243 }; 1244 1245 /** 1246 * struct input_handle - links input device with an input handler 1247 * @private: handler-specific data 1248 * @open: counter showing whether the handle is 'open', i.e. should deliver 1249 * events from its device 1250 * @name: name given to the handle by handler that created it 1251 * @dev: input device the handle is attached to 1252 * @handler: handler that works with the device through this handle 1253 * @d_node: used to put the handle on device's list of attached handles 1254 * @h_node: used to put the handle on handler's list of handles from which 1255 * it gets events 1256 */ 1257 struct input_handle { 1258 1259 void *private; 1260 1261 int open; 1262 const char *name; 1263 1264 struct input_dev *dev; 1265 struct input_handler *handler; 1266 1267 struct list_head d_node; 1268 struct list_head h_node; 1269 }; 1270 1271 struct input_dev *input_allocate_device(void); 1272 void input_free_device(struct input_dev *dev); 1273 1274 static inline struct input_dev *input_get_device(struct input_dev *dev) 1275 { 1276 return dev ? to_input_dev(get_device(&dev->dev)) : NULL; 1277 } 1278 1279 static inline void input_put_device(struct input_dev *dev) 1280 { 1281 if (dev) 1282 put_device(&dev->dev); 1283 } 1284 1285 static inline void *input_get_drvdata(struct input_dev *dev) 1286 { 1287 return dev_get_drvdata(&dev->dev); 1288 } 1289 1290 static inline void input_set_drvdata(struct input_dev *dev, void *data) 1291 { 1292 dev_set_drvdata(&dev->dev, data); 1293 } 1294 1295 int __must_check input_register_device(struct input_dev *); 1296 void input_unregister_device(struct input_dev *); 1297 1298 int __must_check input_register_handler(struct input_handler *); 1299 void input_unregister_handler(struct input_handler *); 1300 1301 int input_handler_for_each_handle(struct input_handler *, void *data, 1302 int (*fn)(struct input_handle *, void *)); 1303 1304 int input_register_handle(struct input_handle *); 1305 void input_unregister_handle(struct input_handle *); 1306 1307 int input_grab_device(struct input_handle *); 1308 void input_release_device(struct input_handle *); 1309 1310 int input_open_device(struct input_handle *); 1311 void input_close_device(struct input_handle *); 1312 1313 int input_flush_device(struct input_handle* handle, struct file* file); 1314 1315 void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1316 void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value); 1317 1318 static inline void input_report_key(struct input_dev *dev, unsigned int code, int value) 1319 { 1320 input_event(dev, EV_KEY, code, !!value); 1321 } 1322 1323 static inline void input_report_rel(struct input_dev *dev, unsigned int code, int value) 1324 { 1325 input_event(dev, EV_REL, code, value); 1326 } 1327 1328 static inline void input_report_abs(struct input_dev *dev, unsigned int code, int value) 1329 { 1330 input_event(dev, EV_ABS, code, value); 1331 } 1332 1333 static inline void input_report_ff_status(struct input_dev *dev, unsigned int code, int value) 1334 { 1335 input_event(dev, EV_FF_STATUS, code, value); 1336 } 1337 1338 static inline void input_report_switch(struct input_dev *dev, unsigned int code, int value) 1339 { 1340 input_event(dev, EV_SW, code, !!value); 1341 } 1342 1343 static inline void input_sync(struct input_dev *dev) 1344 { 1345 input_event(dev, EV_SYN, SYN_REPORT, 0); 1346 } 1347 1348 static inline void input_mt_sync(struct input_dev *dev) 1349 { 1350 input_event(dev, EV_SYN, SYN_MT_REPORT, 0); 1351 } 1352 1353 void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code); 1354 1355 static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat) 1356 { 1357 dev->absmin[axis] = min; 1358 dev->absmax[axis] = max; 1359 dev->absfuzz[axis] = fuzz; 1360 dev->absflat[axis] = flat; 1361 1362 dev->absbit[BIT_WORD(axis)] |= BIT_MASK(axis); 1363 } 1364 1365 int input_get_keycode(struct input_dev *dev, int scancode, int *keycode); 1366 int input_set_keycode(struct input_dev *dev, int scancode, int keycode); 1367 1368 extern struct class input_class; 1369 1370 /** 1371 * struct ff_device - force-feedback part of an input device 1372 * @upload: Called to upload an new effect into device 1373 * @erase: Called to erase an effect from device 1374 * @playback: Called to request device to start playing specified effect 1375 * @set_gain: Called to set specified gain 1376 * @set_autocenter: Called to auto-center device 1377 * @destroy: called by input core when parent input device is being 1378 * destroyed 1379 * @private: driver-specific data, will be freed automatically 1380 * @ffbit: bitmap of force feedback capabilities truly supported by 1381 * device (not emulated like ones in input_dev->ffbit) 1382 * @mutex: mutex for serializing access to the device 1383 * @max_effects: maximum number of effects supported by device 1384 * @effects: pointer to an array of effects currently loaded into device 1385 * @effect_owners: array of effect owners; when file handle owning 1386 * an effect gets closed the effect is automatically erased 1387 * 1388 * Every force-feedback device must implement upload() and playback() 1389 * methods; erase() is optional. set_gain() and set_autocenter() need 1390 * only be implemented if driver sets up FF_GAIN and FF_AUTOCENTER 1391 * bits. 1392 * 1393 * Note that playback(), set_gain() and set_autocenter() are called with 1394 * dev->event_lock spinlock held and interrupts off and thus may not 1395 * sleep. 1396 */ 1397 struct ff_device { 1398 int (*upload)(struct input_dev *dev, struct ff_effect *effect, 1399 struct ff_effect *old); 1400 int (*erase)(struct input_dev *dev, int effect_id); 1401 1402 int (*playback)(struct input_dev *dev, int effect_id, int value); 1403 void (*set_gain)(struct input_dev *dev, u16 gain); 1404 void (*set_autocenter)(struct input_dev *dev, u16 magnitude); 1405 1406 void (*destroy)(struct ff_device *); 1407 1408 void *private; 1409 1410 unsigned long ffbit[BITS_TO_LONGS(FF_CNT)]; 1411 1412 struct mutex mutex; 1413 1414 int max_effects; 1415 struct ff_effect *effects; 1416 struct file *effect_owners[]; 1417 }; 1418 1419 int input_ff_create(struct input_dev *dev, int max_effects); 1420 void input_ff_destroy(struct input_dev *dev); 1421 1422 int input_ff_event(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1423 1424 int input_ff_upload(struct input_dev *dev, struct ff_effect *effect, struct file *file); 1425 int input_ff_erase(struct input_dev *dev, int effect_id, struct file *file); 1426 1427 int input_ff_create_memless(struct input_dev *dev, void *data, 1428 int (*play_effect)(struct input_dev *, void *, struct ff_effect *)); 1429 1430 #endif 1431 #endif 1432