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 <asm/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 }; 57 58 #define EVIOCGVERSION _IOR('E', 0x01, int) /* get driver version */ 59 #define EVIOCGID _IOR('E', 0x02, struct input_id) /* get device ID */ 60 #define EVIOCGREP _IOR('E', 0x03, int[2]) /* get repeat settings */ 61 #define EVIOCSREP _IOW('E', 0x03, int[2]) /* set repeat settings */ 62 #define EVIOCGKEYCODE _IOR('E', 0x04, int[2]) /* get keycode */ 63 #define EVIOCSKEYCODE _IOW('E', 0x04, int[2]) /* set keycode */ 64 65 #define EVIOCGNAME(len) _IOC(_IOC_READ, 'E', 0x06, len) /* get device name */ 66 #define EVIOCGPHYS(len) _IOC(_IOC_READ, 'E', 0x07, len) /* get physical location */ 67 #define EVIOCGUNIQ(len) _IOC(_IOC_READ, 'E', 0x08, len) /* get unique identifier */ 68 69 #define EVIOCGKEY(len) _IOC(_IOC_READ, 'E', 0x18, len) /* get global keystate */ 70 #define EVIOCGLED(len) _IOC(_IOC_READ, 'E', 0x19, len) /* get all LEDs */ 71 #define EVIOCGSND(len) _IOC(_IOC_READ, 'E', 0x1a, len) /* get all sounds status */ 72 #define EVIOCGSW(len) _IOC(_IOC_READ, 'E', 0x1b, len) /* get all switch states */ 73 74 #define EVIOCGBIT(ev,len) _IOC(_IOC_READ, 'E', 0x20 + ev, len) /* get event bits */ 75 #define EVIOCGABS(abs) _IOR('E', 0x40 + abs, struct input_absinfo) /* get abs value/limits */ 76 #define EVIOCSABS(abs) _IOW('E', 0xc0 + abs, struct input_absinfo) /* set abs value/limits */ 77 78 #define EVIOCSFF _IOC(_IOC_WRITE, 'E', 0x80, sizeof(struct ff_effect)) /* send a force effect to a force feedback device */ 79 #define EVIOCRMFF _IOW('E', 0x81, int) /* Erase a force effect */ 80 #define EVIOCGEFFECTS _IOR('E', 0x84, int) /* Report number of effects playable at the same time */ 81 82 #define EVIOCGRAB _IOW('E', 0x90, int) /* Grab/Release device */ 83 84 /* 85 * Event types 86 */ 87 88 #define EV_SYN 0x00 89 #define EV_KEY 0x01 90 #define EV_REL 0x02 91 #define EV_ABS 0x03 92 #define EV_MSC 0x04 93 #define EV_SW 0x05 94 #define EV_LED 0x11 95 #define EV_SND 0x12 96 #define EV_REP 0x14 97 #define EV_FF 0x15 98 #define EV_PWR 0x16 99 #define EV_FF_STATUS 0x17 100 #define EV_MAX 0x1f 101 #define EV_CNT (EV_MAX+1) 102 103 /* 104 * Synchronization events. 105 */ 106 107 #define SYN_REPORT 0 108 #define SYN_CONFIG 1 109 110 /* 111 * Keys and buttons 112 * 113 * Most of the keys/buttons are modeled after USB HUT 1.12 114 * (see http://www.usb.org/developers/hidpage). 115 * Abbreviations in the comments: 116 * AC - Application Control 117 * AL - Application Launch Button 118 * SC - System Control 119 */ 120 121 #define KEY_RESERVED 0 122 #define KEY_ESC 1 123 #define KEY_1 2 124 #define KEY_2 3 125 #define KEY_3 4 126 #define KEY_4 5 127 #define KEY_5 6 128 #define KEY_6 7 129 #define KEY_7 8 130 #define KEY_8 9 131 #define KEY_9 10 132 #define KEY_0 11 133 #define KEY_MINUS 12 134 #define KEY_EQUAL 13 135 #define KEY_BACKSPACE 14 136 #define KEY_TAB 15 137 #define KEY_Q 16 138 #define KEY_W 17 139 #define KEY_E 18 140 #define KEY_R 19 141 #define KEY_T 20 142 #define KEY_Y 21 143 #define KEY_U 22 144 #define KEY_I 23 145 #define KEY_O 24 146 #define KEY_P 25 147 #define KEY_LEFTBRACE 26 148 #define KEY_RIGHTBRACE 27 149 #define KEY_ENTER 28 150 #define KEY_LEFTCTRL 29 151 #define KEY_A 30 152 #define KEY_S 31 153 #define KEY_D 32 154 #define KEY_F 33 155 #define KEY_G 34 156 #define KEY_H 35 157 #define KEY_J 36 158 #define KEY_K 37 159 #define KEY_L 38 160 #define KEY_SEMICOLON 39 161 #define KEY_APOSTROPHE 40 162 #define KEY_GRAVE 41 163 #define KEY_LEFTSHIFT 42 164 #define KEY_BACKSLASH 43 165 #define KEY_Z 44 166 #define KEY_X 45 167 #define KEY_C 46 168 #define KEY_V 47 169 #define KEY_B 48 170 #define KEY_N 49 171 #define KEY_M 50 172 #define KEY_COMMA 51 173 #define KEY_DOT 52 174 #define KEY_SLASH 53 175 #define KEY_RIGHTSHIFT 54 176 #define KEY_KPASTERISK 55 177 #define KEY_LEFTALT 56 178 #define KEY_SPACE 57 179 #define KEY_CAPSLOCK 58 180 #define KEY_F1 59 181 #define KEY_F2 60 182 #define KEY_F3 61 183 #define KEY_F4 62 184 #define KEY_F5 63 185 #define KEY_F6 64 186 #define KEY_F7 65 187 #define KEY_F8 66 188 #define KEY_F9 67 189 #define KEY_F10 68 190 #define KEY_NUMLOCK 69 191 #define KEY_SCROLLLOCK 70 192 #define KEY_KP7 71 193 #define KEY_KP8 72 194 #define KEY_KP9 73 195 #define KEY_KPMINUS 74 196 #define KEY_KP4 75 197 #define KEY_KP5 76 198 #define KEY_KP6 77 199 #define KEY_KPPLUS 78 200 #define KEY_KP1 79 201 #define KEY_KP2 80 202 #define KEY_KP3 81 203 #define KEY_KP0 82 204 #define KEY_KPDOT 83 205 206 #define KEY_ZENKAKUHANKAKU 85 207 #define KEY_102ND 86 208 #define KEY_F11 87 209 #define KEY_F12 88 210 #define KEY_RO 89 211 #define KEY_KATAKANA 90 212 #define KEY_HIRAGANA 91 213 #define KEY_HENKAN 92 214 #define KEY_KATAKANAHIRAGANA 93 215 #define KEY_MUHENKAN 94 216 #define KEY_KPJPCOMMA 95 217 #define KEY_KPENTER 96 218 #define KEY_RIGHTCTRL 97 219 #define KEY_KPSLASH 98 220 #define KEY_SYSRQ 99 221 #define KEY_RIGHTALT 100 222 #define KEY_LINEFEED 101 223 #define KEY_HOME 102 224 #define KEY_UP 103 225 #define KEY_PAGEUP 104 226 #define KEY_LEFT 105 227 #define KEY_RIGHT 106 228 #define KEY_END 107 229 #define KEY_DOWN 108 230 #define KEY_PAGEDOWN 109 231 #define KEY_INSERT 110 232 #define KEY_DELETE 111 233 #define KEY_MACRO 112 234 #define KEY_MUTE 113 235 #define KEY_VOLUMEDOWN 114 236 #define KEY_VOLUMEUP 115 237 #define KEY_POWER 116 /* SC System Power Down */ 238 #define KEY_KPEQUAL 117 239 #define KEY_KPPLUSMINUS 118 240 #define KEY_PAUSE 119 241 242 #define KEY_KPCOMMA 121 243 #define KEY_HANGEUL 122 244 #define KEY_HANGUEL KEY_HANGEUL 245 #define KEY_HANJA 123 246 #define KEY_YEN 124 247 #define KEY_LEFTMETA 125 248 #define KEY_RIGHTMETA 126 249 #define KEY_COMPOSE 127 250 251 #define KEY_STOP 128 /* AC Stop */ 252 #define KEY_AGAIN 129 253 #define KEY_PROPS 130 /* AC Properties */ 254 #define KEY_UNDO 131 /* AC Undo */ 255 #define KEY_FRONT 132 256 #define KEY_COPY 133 /* AC Copy */ 257 #define KEY_OPEN 134 /* AC Open */ 258 #define KEY_PASTE 135 /* AC Paste */ 259 #define KEY_FIND 136 /* AC Search */ 260 #define KEY_CUT 137 /* AC Cut */ 261 #define KEY_HELP 138 /* AL Integrated Help Center */ 262 #define KEY_MENU 139 /* Menu (show menu) */ 263 #define KEY_CALC 140 /* AL Calculator */ 264 #define KEY_SETUP 141 265 #define KEY_SLEEP 142 /* SC System Sleep */ 266 #define KEY_WAKEUP 143 /* System Wake Up */ 267 #define KEY_FILE 144 /* AL Local Machine Browser */ 268 #define KEY_SENDFILE 145 269 #define KEY_DELETEFILE 146 270 #define KEY_XFER 147 271 #define KEY_PROG1 148 272 #define KEY_PROG2 149 273 #define KEY_WWW 150 /* AL Internet Browser */ 274 #define KEY_MSDOS 151 275 #define KEY_COFFEE 152 /* AL Terminal Lock/Screensaver */ 276 #define KEY_SCREENLOCK KEY_COFFEE 277 #define KEY_DIRECTION 153 278 #define KEY_CYCLEWINDOWS 154 279 #define KEY_MAIL 155 280 #define KEY_BOOKMARKS 156 /* AC Bookmarks */ 281 #define KEY_COMPUTER 157 282 #define KEY_BACK 158 /* AC Back */ 283 #define KEY_FORWARD 159 /* AC Forward */ 284 #define KEY_CLOSECD 160 285 #define KEY_EJECTCD 161 286 #define KEY_EJECTCLOSECD 162 287 #define KEY_NEXTSONG 163 288 #define KEY_PLAYPAUSE 164 289 #define KEY_PREVIOUSSONG 165 290 #define KEY_STOPCD 166 291 #define KEY_RECORD 167 292 #define KEY_REWIND 168 293 #define KEY_PHONE 169 /* Media Select Telephone */ 294 #define KEY_ISO 170 295 #define KEY_CONFIG 171 /* AL Consumer Control Configuration */ 296 #define KEY_HOMEPAGE 172 /* AC Home */ 297 #define KEY_REFRESH 173 /* AC Refresh */ 298 #define KEY_EXIT 174 /* AC Exit */ 299 #define KEY_MOVE 175 300 #define KEY_EDIT 176 301 #define KEY_SCROLLUP 177 302 #define KEY_SCROLLDOWN 178 303 #define KEY_KPLEFTPAREN 179 304 #define KEY_KPRIGHTPAREN 180 305 #define KEY_NEW 181 /* AC New */ 306 #define KEY_REDO 182 /* AC Redo/Repeat */ 307 308 #define KEY_F13 183 309 #define KEY_F14 184 310 #define KEY_F15 185 311 #define KEY_F16 186 312 #define KEY_F17 187 313 #define KEY_F18 188 314 #define KEY_F19 189 315 #define KEY_F20 190 316 #define KEY_F21 191 317 #define KEY_F22 192 318 #define KEY_F23 193 319 #define KEY_F24 194 320 321 #define KEY_PLAYCD 200 322 #define KEY_PAUSECD 201 323 #define KEY_PROG3 202 324 #define KEY_PROG4 203 325 #define KEY_SUSPEND 205 326 #define KEY_CLOSE 206 /* AC Close */ 327 #define KEY_PLAY 207 328 #define KEY_FASTFORWARD 208 329 #define KEY_BASSBOOST 209 330 #define KEY_PRINT 210 /* AC Print */ 331 #define KEY_HP 211 332 #define KEY_CAMERA 212 333 #define KEY_SOUND 213 334 #define KEY_QUESTION 214 335 #define KEY_EMAIL 215 336 #define KEY_CHAT 216 337 #define KEY_SEARCH 217 338 #define KEY_CONNECT 218 339 #define KEY_FINANCE 219 /* AL Checkbook/Finance */ 340 #define KEY_SPORT 220 341 #define KEY_SHOP 221 342 #define KEY_ALTERASE 222 343 #define KEY_CANCEL 223 /* AC Cancel */ 344 #define KEY_BRIGHTNESSDOWN 224 345 #define KEY_BRIGHTNESSUP 225 346 #define KEY_MEDIA 226 347 348 #define KEY_SWITCHVIDEOMODE 227 /* Cycle between available video 349 outputs (Monitor/LCD/TV-out/etc) */ 350 #define KEY_KBDILLUMTOGGLE 228 351 #define KEY_KBDILLUMDOWN 229 352 #define KEY_KBDILLUMUP 230 353 354 #define KEY_SEND 231 /* AC Send */ 355 #define KEY_REPLY 232 /* AC Reply */ 356 #define KEY_FORWARDMAIL 233 /* AC Forward Msg */ 357 #define KEY_SAVE 234 /* AC Save */ 358 #define KEY_DOCUMENTS 235 359 360 #define KEY_BATTERY 236 361 362 #define KEY_BLUETOOTH 237 363 #define KEY_WLAN 238 364 #define KEY_UWB 239 365 366 #define KEY_UNKNOWN 240 367 368 #define KEY_VIDEO_NEXT 241 /* drive next video source */ 369 #define KEY_VIDEO_PREV 242 /* drive previous video source */ 370 #define KEY_BRIGHTNESS_CYCLE 243 /* brightness up, after max is min */ 371 #define KEY_BRIGHTNESS_ZERO 244 /* brightness off, use ambient */ 372 #define KEY_DISPLAY_OFF 245 /* display device to off state */ 373 374 #define KEY_WIMAX 246 375 376 /* Range 248 - 255 is reserved for special needs of AT keyboard driver */ 377 378 #define BTN_MISC 0x100 379 #define BTN_0 0x100 380 #define BTN_1 0x101 381 #define BTN_2 0x102 382 #define BTN_3 0x103 383 #define BTN_4 0x104 384 #define BTN_5 0x105 385 #define BTN_6 0x106 386 #define BTN_7 0x107 387 #define BTN_8 0x108 388 #define BTN_9 0x109 389 390 #define BTN_MOUSE 0x110 391 #define BTN_LEFT 0x110 392 #define BTN_RIGHT 0x111 393 #define BTN_MIDDLE 0x112 394 #define BTN_SIDE 0x113 395 #define BTN_EXTRA 0x114 396 #define BTN_FORWARD 0x115 397 #define BTN_BACK 0x116 398 #define BTN_TASK 0x117 399 400 #define BTN_JOYSTICK 0x120 401 #define BTN_TRIGGER 0x120 402 #define BTN_THUMB 0x121 403 #define BTN_THUMB2 0x122 404 #define BTN_TOP 0x123 405 #define BTN_TOP2 0x124 406 #define BTN_PINKIE 0x125 407 #define BTN_BASE 0x126 408 #define BTN_BASE2 0x127 409 #define BTN_BASE3 0x128 410 #define BTN_BASE4 0x129 411 #define BTN_BASE5 0x12a 412 #define BTN_BASE6 0x12b 413 #define BTN_DEAD 0x12f 414 415 #define BTN_GAMEPAD 0x130 416 #define BTN_A 0x130 417 #define BTN_B 0x131 418 #define BTN_C 0x132 419 #define BTN_X 0x133 420 #define BTN_Y 0x134 421 #define BTN_Z 0x135 422 #define BTN_TL 0x136 423 #define BTN_TR 0x137 424 #define BTN_TL2 0x138 425 #define BTN_TR2 0x139 426 #define BTN_SELECT 0x13a 427 #define BTN_START 0x13b 428 #define BTN_MODE 0x13c 429 #define BTN_THUMBL 0x13d 430 #define BTN_THUMBR 0x13e 431 432 #define BTN_DIGI 0x140 433 #define BTN_TOOL_PEN 0x140 434 #define BTN_TOOL_RUBBER 0x141 435 #define BTN_TOOL_BRUSH 0x142 436 #define BTN_TOOL_PENCIL 0x143 437 #define BTN_TOOL_AIRBRUSH 0x144 438 #define BTN_TOOL_FINGER 0x145 439 #define BTN_TOOL_MOUSE 0x146 440 #define BTN_TOOL_LENS 0x147 441 #define BTN_TOUCH 0x14a 442 #define BTN_STYLUS 0x14b 443 #define BTN_STYLUS2 0x14c 444 #define BTN_TOOL_DOUBLETAP 0x14d 445 #define BTN_TOOL_TRIPLETAP 0x14e 446 447 #define BTN_WHEEL 0x150 448 #define BTN_GEAR_DOWN 0x150 449 #define BTN_GEAR_UP 0x151 450 451 #define KEY_OK 0x160 452 #define KEY_SELECT 0x161 453 #define KEY_GOTO 0x162 454 #define KEY_CLEAR 0x163 455 #define KEY_POWER2 0x164 456 #define KEY_OPTION 0x165 457 #define KEY_INFO 0x166 /* AL OEM Features/Tips/Tutorial */ 458 #define KEY_TIME 0x167 459 #define KEY_VENDOR 0x168 460 #define KEY_ARCHIVE 0x169 461 #define KEY_PROGRAM 0x16a /* Media Select Program Guide */ 462 #define KEY_CHANNEL 0x16b 463 #define KEY_FAVORITES 0x16c 464 #define KEY_EPG 0x16d 465 #define KEY_PVR 0x16e /* Media Select Home */ 466 #define KEY_MHP 0x16f 467 #define KEY_LANGUAGE 0x170 468 #define KEY_TITLE 0x171 469 #define KEY_SUBTITLE 0x172 470 #define KEY_ANGLE 0x173 471 #define KEY_ZOOM 0x174 472 #define KEY_MODE 0x175 473 #define KEY_KEYBOARD 0x176 474 #define KEY_SCREEN 0x177 475 #define KEY_PC 0x178 /* Media Select Computer */ 476 #define KEY_TV 0x179 /* Media Select TV */ 477 #define KEY_TV2 0x17a /* Media Select Cable */ 478 #define KEY_VCR 0x17b /* Media Select VCR */ 479 #define KEY_VCR2 0x17c /* VCR Plus */ 480 #define KEY_SAT 0x17d /* Media Select Satellite */ 481 #define KEY_SAT2 0x17e 482 #define KEY_CD 0x17f /* Media Select CD */ 483 #define KEY_TAPE 0x180 /* Media Select Tape */ 484 #define KEY_RADIO 0x181 485 #define KEY_TUNER 0x182 /* Media Select Tuner */ 486 #define KEY_PLAYER 0x183 487 #define KEY_TEXT 0x184 488 #define KEY_DVD 0x185 /* Media Select DVD */ 489 #define KEY_AUX 0x186 490 #define KEY_MP3 0x187 491 #define KEY_AUDIO 0x188 492 #define KEY_VIDEO 0x189 493 #define KEY_DIRECTORY 0x18a 494 #define KEY_LIST 0x18b 495 #define KEY_MEMO 0x18c /* Media Select Messages */ 496 #define KEY_CALENDAR 0x18d 497 #define KEY_RED 0x18e 498 #define KEY_GREEN 0x18f 499 #define KEY_YELLOW 0x190 500 #define KEY_BLUE 0x191 501 #define KEY_CHANNELUP 0x192 /* Channel Increment */ 502 #define KEY_CHANNELDOWN 0x193 /* Channel Decrement */ 503 #define KEY_FIRST 0x194 504 #define KEY_LAST 0x195 /* Recall Last */ 505 #define KEY_AB 0x196 506 #define KEY_NEXT 0x197 507 #define KEY_RESTART 0x198 508 #define KEY_SLOW 0x199 509 #define KEY_SHUFFLE 0x19a 510 #define KEY_BREAK 0x19b 511 #define KEY_PREVIOUS 0x19c 512 #define KEY_DIGITS 0x19d 513 #define KEY_TEEN 0x19e 514 #define KEY_TWEN 0x19f 515 #define KEY_VIDEOPHONE 0x1a0 /* Media Select Video Phone */ 516 #define KEY_GAMES 0x1a1 /* Media Select Games */ 517 #define KEY_ZOOMIN 0x1a2 /* AC Zoom In */ 518 #define KEY_ZOOMOUT 0x1a3 /* AC Zoom Out */ 519 #define KEY_ZOOMRESET 0x1a4 /* AC Zoom */ 520 #define KEY_WORDPROCESSOR 0x1a5 /* AL Word Processor */ 521 #define KEY_EDITOR 0x1a6 /* AL Text Editor */ 522 #define KEY_SPREADSHEET 0x1a7 /* AL Spreadsheet */ 523 #define KEY_GRAPHICSEDITOR 0x1a8 /* AL Graphics Editor */ 524 #define KEY_PRESENTATION 0x1a9 /* AL Presentation App */ 525 #define KEY_DATABASE 0x1aa /* AL Database App */ 526 #define KEY_NEWS 0x1ab /* AL Newsreader */ 527 #define KEY_VOICEMAIL 0x1ac /* AL Voicemail */ 528 #define KEY_ADDRESSBOOK 0x1ad /* AL Contacts/Address Book */ 529 #define KEY_MESSENGER 0x1ae /* AL Instant Messaging */ 530 #define KEY_DISPLAYTOGGLE 0x1af /* Turn display (LCD) on and off */ 531 #define KEY_SPELLCHECK 0x1b0 /* AL Spell Check */ 532 #define KEY_LOGOFF 0x1b1 /* AL Logoff */ 533 534 #define KEY_DOLLAR 0x1b2 535 #define KEY_EURO 0x1b3 536 537 #define KEY_FRAMEBACK 0x1b4 /* Consumer - transport controls */ 538 #define KEY_FRAMEFORWARD 0x1b5 539 #define KEY_CONTEXT_MENU 0x1b6 /* GenDesc - system context menu */ 540 #define KEY_MEDIA_REPEAT 0x1b7 /* Consumer - transport control */ 541 542 #define KEY_DEL_EOL 0x1c0 543 #define KEY_DEL_EOS 0x1c1 544 #define KEY_INS_LINE 0x1c2 545 #define KEY_DEL_LINE 0x1c3 546 547 #define KEY_FN 0x1d0 548 #define KEY_FN_ESC 0x1d1 549 #define KEY_FN_F1 0x1d2 550 #define KEY_FN_F2 0x1d3 551 #define KEY_FN_F3 0x1d4 552 #define KEY_FN_F4 0x1d5 553 #define KEY_FN_F5 0x1d6 554 #define KEY_FN_F6 0x1d7 555 #define KEY_FN_F7 0x1d8 556 #define KEY_FN_F8 0x1d9 557 #define KEY_FN_F9 0x1da 558 #define KEY_FN_F10 0x1db 559 #define KEY_FN_F11 0x1dc 560 #define KEY_FN_F12 0x1dd 561 #define KEY_FN_1 0x1de 562 #define KEY_FN_2 0x1df 563 #define KEY_FN_D 0x1e0 564 #define KEY_FN_E 0x1e1 565 #define KEY_FN_F 0x1e2 566 #define KEY_FN_S 0x1e3 567 #define KEY_FN_B 0x1e4 568 569 #define KEY_BRL_DOT1 0x1f1 570 #define KEY_BRL_DOT2 0x1f2 571 #define KEY_BRL_DOT3 0x1f3 572 #define KEY_BRL_DOT4 0x1f4 573 #define KEY_BRL_DOT5 0x1f5 574 #define KEY_BRL_DOT6 0x1f6 575 #define KEY_BRL_DOT7 0x1f7 576 #define KEY_BRL_DOT8 0x1f8 577 #define KEY_BRL_DOT9 0x1f9 578 #define KEY_BRL_DOT10 0x1fa 579 580 /* We avoid low common keys in module aliases so they don't get huge. */ 581 #define KEY_MIN_INTERESTING KEY_MUTE 582 #define KEY_MAX 0x1ff 583 #define KEY_CNT (KEY_MAX+1) 584 585 /* 586 * Relative axes 587 */ 588 589 #define REL_X 0x00 590 #define REL_Y 0x01 591 #define REL_Z 0x02 592 #define REL_RX 0x03 593 #define REL_RY 0x04 594 #define REL_RZ 0x05 595 #define REL_HWHEEL 0x06 596 #define REL_DIAL 0x07 597 #define REL_WHEEL 0x08 598 #define REL_MISC 0x09 599 #define REL_MAX 0x0f 600 #define REL_CNT (REL_MAX+1) 601 602 /* 603 * Absolute axes 604 */ 605 606 #define ABS_X 0x00 607 #define ABS_Y 0x01 608 #define ABS_Z 0x02 609 #define ABS_RX 0x03 610 #define ABS_RY 0x04 611 #define ABS_RZ 0x05 612 #define ABS_THROTTLE 0x06 613 #define ABS_RUDDER 0x07 614 #define ABS_WHEEL 0x08 615 #define ABS_GAS 0x09 616 #define ABS_BRAKE 0x0a 617 #define ABS_HAT0X 0x10 618 #define ABS_HAT0Y 0x11 619 #define ABS_HAT1X 0x12 620 #define ABS_HAT1Y 0x13 621 #define ABS_HAT2X 0x14 622 #define ABS_HAT2Y 0x15 623 #define ABS_HAT3X 0x16 624 #define ABS_HAT3Y 0x17 625 #define ABS_PRESSURE 0x18 626 #define ABS_DISTANCE 0x19 627 #define ABS_TILT_X 0x1a 628 #define ABS_TILT_Y 0x1b 629 #define ABS_TOOL_WIDTH 0x1c 630 #define ABS_VOLUME 0x20 631 #define ABS_MISC 0x28 632 #define ABS_MAX 0x3f 633 #define ABS_CNT (ABS_MAX+1) 634 635 /* 636 * Switch events 637 */ 638 639 #define SW_LID 0x00 /* set = lid shut */ 640 #define SW_TABLET_MODE 0x01 /* set = tablet mode */ 641 #define SW_HEADPHONE_INSERT 0x02 /* set = inserted */ 642 #define SW_RFKILL_ALL 0x03 /* rfkill master switch, type "any" 643 set = radio enabled */ 644 #define SW_RADIO SW_RFKILL_ALL /* deprecated */ 645 #define SW_MICROPHONE_INSERT 0x04 /* set = inserted */ 646 #define SW_DOCK 0x05 /* set = plugged into dock */ 647 #define SW_MAX 0x0f 648 #define SW_CNT (SW_MAX+1) 649 650 /* 651 * Misc events 652 */ 653 654 #define MSC_SERIAL 0x00 655 #define MSC_PULSELED 0x01 656 #define MSC_GESTURE 0x02 657 #define MSC_RAW 0x03 658 #define MSC_SCAN 0x04 659 #define MSC_MAX 0x07 660 #define MSC_CNT (MSC_MAX+1) 661 662 /* 663 * LEDs 664 */ 665 666 #define LED_NUML 0x00 667 #define LED_CAPSL 0x01 668 #define LED_SCROLLL 0x02 669 #define LED_COMPOSE 0x03 670 #define LED_KANA 0x04 671 #define LED_SLEEP 0x05 672 #define LED_SUSPEND 0x06 673 #define LED_MUTE 0x07 674 #define LED_MISC 0x08 675 #define LED_MAIL 0x09 676 #define LED_CHARGING 0x0a 677 #define LED_MAX 0x0f 678 #define LED_CNT (LED_MAX+1) 679 680 /* 681 * Autorepeat values 682 */ 683 684 #define REP_DELAY 0x00 685 #define REP_PERIOD 0x01 686 #define REP_MAX 0x01 687 688 /* 689 * Sounds 690 */ 691 692 #define SND_CLICK 0x00 693 #define SND_BELL 0x01 694 #define SND_TONE 0x02 695 #define SND_MAX 0x07 696 #define SND_CNT (SND_MAX+1) 697 698 /* 699 * IDs. 700 */ 701 702 #define ID_BUS 0 703 #define ID_VENDOR 1 704 #define ID_PRODUCT 2 705 #define ID_VERSION 3 706 707 #define BUS_PCI 0x01 708 #define BUS_ISAPNP 0x02 709 #define BUS_USB 0x03 710 #define BUS_HIL 0x04 711 #define BUS_BLUETOOTH 0x05 712 #define BUS_VIRTUAL 0x06 713 714 #define BUS_ISA 0x10 715 #define BUS_I8042 0x11 716 #define BUS_XTKBD 0x12 717 #define BUS_RS232 0x13 718 #define BUS_GAMEPORT 0x14 719 #define BUS_PARPORT 0x15 720 #define BUS_AMIGA 0x16 721 #define BUS_ADB 0x17 722 #define BUS_I2C 0x18 723 #define BUS_HOST 0x19 724 #define BUS_GSC 0x1A 725 #define BUS_ATARI 0x1B 726 727 /* 728 * Values describing the status of a force-feedback effect 729 */ 730 #define FF_STATUS_STOPPED 0x00 731 #define FF_STATUS_PLAYING 0x01 732 #define FF_STATUS_MAX 0x01 733 734 /* 735 * Structures used in ioctls to upload effects to a device 736 * They are pieces of a bigger structure (called ff_effect) 737 */ 738 739 /* 740 * All duration values are expressed in ms. Values above 32767 ms (0x7fff) 741 * should not be used and have unspecified results. 742 */ 743 744 /** 745 * struct ff_replay - defines scheduling of the force-feedback effect 746 * @length: duration of the effect 747 * @delay: delay before effect should start playing 748 */ 749 struct ff_replay { 750 __u16 length; 751 __u16 delay; 752 }; 753 754 /** 755 * struct ff_trigger - defines what triggers the force-feedback effect 756 * @button: number of the button triggering the effect 757 * @interval: controls how soon the effect can be re-triggered 758 */ 759 struct ff_trigger { 760 __u16 button; 761 __u16 interval; 762 }; 763 764 /** 765 * struct ff_envelope - generic force-feedback effect envelope 766 * @attack_length: duration of the attack (ms) 767 * @attack_level: level at the beginning of the attack 768 * @fade_length: duration of fade (ms) 769 * @fade_level: level at the end of fade 770 * 771 * The @attack_level and @fade_level are absolute values; when applying 772 * envelope force-feedback core will convert to positive/negative 773 * value based on polarity of the default level of the effect. 774 * Valid range for the attack and fade levels is 0x0000 - 0x7fff 775 */ 776 struct ff_envelope { 777 __u16 attack_length; 778 __u16 attack_level; 779 __u16 fade_length; 780 __u16 fade_level; 781 }; 782 783 /** 784 * struct ff_constant_effect - defines parameters of a constant force-feedback effect 785 * @level: strength of the effect; may be negative 786 * @envelope: envelope data 787 */ 788 struct ff_constant_effect { 789 __s16 level; 790 struct ff_envelope envelope; 791 }; 792 793 /** 794 * struct ff_ramp_effect - defines parameters of a ramp force-feedback effect 795 * @start_level: beginning strength of the effect; may be negative 796 * @end_level: final strength of the effect; may be negative 797 * @envelope: envelope data 798 */ 799 struct ff_ramp_effect { 800 __s16 start_level; 801 __s16 end_level; 802 struct ff_envelope envelope; 803 }; 804 805 /** 806 * struct ff_condition_effect - defines a spring or friction force-feedback effect 807 * @right_saturation: maximum level when joystick moved all way to the right 808 * @left_saturation: same for the left side 809 * @right_coeff: controls how fast the force grows when the joystick moves 810 * to the right 811 * @left_coeff: same for the left side 812 * @deadband: size of the dead zone, where no force is produced 813 * @center: position of the dead zone 814 */ 815 struct ff_condition_effect { 816 __u16 right_saturation; 817 __u16 left_saturation; 818 819 __s16 right_coeff; 820 __s16 left_coeff; 821 822 __u16 deadband; 823 __s16 center; 824 }; 825 826 /** 827 * struct ff_periodic_effect - defines parameters of a periodic force-feedback effect 828 * @waveform: kind of the effect (wave) 829 * @period: period of the wave (ms) 830 * @magnitude: peak value 831 * @offset: mean value of the wave (roughly) 832 * @phase: 'horizontal' shift 833 * @envelope: envelope data 834 * @custom_len: number of samples (FF_CUSTOM only) 835 * @custom_data: buffer of samples (FF_CUSTOM only) 836 * 837 * Known waveforms - FF_SQUARE, FF_TRIANGLE, FF_SINE, FF_SAW_UP, 838 * FF_SAW_DOWN, FF_CUSTOM. The exact syntax FF_CUSTOM is undefined 839 * for the time being as no driver supports it yet. 840 * 841 * Note: the data pointed by custom_data is copied by the driver. 842 * You can therefore dispose of the memory after the upload/update. 843 */ 844 struct ff_periodic_effect { 845 __u16 waveform; 846 __u16 period; 847 __s16 magnitude; 848 __s16 offset; 849 __u16 phase; 850 851 struct ff_envelope envelope; 852 853 __u32 custom_len; 854 __s16 *custom_data; 855 }; 856 857 /** 858 * struct ff_rumble_effect - defines parameters of a periodic force-feedback effect 859 * @strong_magnitude: magnitude of the heavy motor 860 * @weak_magnitude: magnitude of the light one 861 * 862 * Some rumble pads have two motors of different weight. Strong_magnitude 863 * represents the magnitude of the vibration generated by the heavy one. 864 */ 865 struct ff_rumble_effect { 866 __u16 strong_magnitude; 867 __u16 weak_magnitude; 868 }; 869 870 /** 871 * struct ff_effect - defines force feedback effect 872 * @type: type of the effect (FF_CONSTANT, FF_PERIODIC, FF_RAMP, FF_SPRING, 873 * FF_FRICTION, FF_DAMPER, FF_RUMBLE, FF_INERTIA, or FF_CUSTOM) 874 * @id: an unique id assigned to an effect 875 * @direction: direction of the effect 876 * @trigger: trigger conditions (struct ff_trigger) 877 * @replay: scheduling of the effect (struct ff_replay) 878 * @u: effect-specific structure (one of ff_constant_effect, ff_ramp_effect, 879 * ff_periodic_effect, ff_condition_effect, ff_rumble_effect) further 880 * defining effect parameters 881 * 882 * This structure is sent through ioctl from the application to the driver. 883 * To create a new effect application should set its @id to -1; the kernel 884 * will return assigned @id which can later be used to update or delete 885 * this effect. 886 * 887 * Direction of the effect is encoded as follows: 888 * 0 deg -> 0x0000 (down) 889 * 90 deg -> 0x4000 (left) 890 * 180 deg -> 0x8000 (up) 891 * 270 deg -> 0xC000 (right) 892 */ 893 struct ff_effect { 894 __u16 type; 895 __s16 id; 896 __u16 direction; 897 struct ff_trigger trigger; 898 struct ff_replay replay; 899 900 union { 901 struct ff_constant_effect constant; 902 struct ff_ramp_effect ramp; 903 struct ff_periodic_effect periodic; 904 struct ff_condition_effect condition[2]; /* One for each axis */ 905 struct ff_rumble_effect rumble; 906 } u; 907 }; 908 909 /* 910 * Force feedback effect types 911 */ 912 913 #define FF_RUMBLE 0x50 914 #define FF_PERIODIC 0x51 915 #define FF_CONSTANT 0x52 916 #define FF_SPRING 0x53 917 #define FF_FRICTION 0x54 918 #define FF_DAMPER 0x55 919 #define FF_INERTIA 0x56 920 #define FF_RAMP 0x57 921 922 #define FF_EFFECT_MIN FF_RUMBLE 923 #define FF_EFFECT_MAX FF_RAMP 924 925 /* 926 * Force feedback periodic effect types 927 */ 928 929 #define FF_SQUARE 0x58 930 #define FF_TRIANGLE 0x59 931 #define FF_SINE 0x5a 932 #define FF_SAW_UP 0x5b 933 #define FF_SAW_DOWN 0x5c 934 #define FF_CUSTOM 0x5d 935 936 #define FF_WAVEFORM_MIN FF_SQUARE 937 #define FF_WAVEFORM_MAX FF_CUSTOM 938 939 /* 940 * Set ff device properties 941 */ 942 943 #define FF_GAIN 0x60 944 #define FF_AUTOCENTER 0x61 945 946 #define FF_MAX 0x7f 947 #define FF_CNT (FF_MAX+1) 948 949 #ifdef __KERNEL__ 950 951 /* 952 * In-kernel definitions. 953 */ 954 955 #include <linux/device.h> 956 #include <linux/fs.h> 957 #include <linux/timer.h> 958 #include <linux/mod_devicetable.h> 959 960 /** 961 * struct input_dev - represents an input device 962 * @name: name of the device 963 * @phys: physical path to the device in the system hierarchy 964 * @uniq: unique identification code for the device (if device has it) 965 * @id: id of the device (struct input_id) 966 * @evbit: bitmap of types of events supported by the device (EV_KEY, 967 * EV_REL, etc.) 968 * @keybit: bitmap of keys/buttons this device has 969 * @relbit: bitmap of relative axes for the device 970 * @absbit: bitmap of absolute axes for the device 971 * @mscbit: bitmap of miscellaneous events supported by the device 972 * @ledbit: bitmap of leds present on the device 973 * @sndbit: bitmap of sound effects supported by the device 974 * @ffbit: bitmap of force feedback effects supported by the device 975 * @swbit: bitmap of switches present on the device 976 * @keycodemax: size of keycode table 977 * @keycodesize: size of elements in keycode table 978 * @keycode: map of scancodes to keycodes for this device 979 * @setkeycode: optional method to alter current keymap, used to implement 980 * sparse keymaps. If not supplied default mechanism will be used 981 * @getkeycode: optional method to retrieve current keymap. If not supplied 982 * default mechanism will be used 983 * @ff: force feedback structure associated with the device if device 984 * supports force feedback effects 985 * @repeat_key: stores key code of the last key pressed; used to implement 986 * software autorepeat 987 * @timer: timer for software autorepeat 988 * @sync: set to 1 when there were no new events since last EV_SYNC 989 * @abs: current values for reports from absolute axes 990 * @rep: current values for autorepeat parameters (delay, rate) 991 * @key: reflects current state of device's keys/buttons 992 * @led: reflects current state of device's LEDs 993 * @snd: reflects current state of sound effects 994 * @sw: reflects current state of device's switches 995 * @absmax: maximum values for events coming from absolute axes 996 * @absmin: minimum values for events coming from absolute axes 997 * @absfuzz: describes noisiness for axes 998 * @absflat: size of the center flat position (used by joydev) 999 * @open: this method is called when the very first user calls 1000 * input_open_device(). The driver must prepare the device 1001 * to start generating events (start polling thread, 1002 * request an IRQ, submit URB, etc.) 1003 * @close: this method is called when the very last user calls 1004 * input_close_device(). 1005 * @flush: purges the device. Most commonly used to get rid of force 1006 * feedback effects loaded into the device when disconnecting 1007 * from it 1008 * @event: event handler for events sent _to_ the device, like EV_LED 1009 * or EV_SND. The device is expected to carry out the requested 1010 * action (turn on a LED, play sound, etc.) The call is protected 1011 * by @event_lock and must not sleep 1012 * @grab: input handle that currently has the device grabbed (via 1013 * EVIOCGRAB ioctl). When a handle grabs a device it becomes sole 1014 * recipient for all input events coming from the device 1015 * @event_lock: this spinlock is is taken when input core receives 1016 * and processes a new event for the device (in input_event()). 1017 * Code that accesses and/or modifies parameters of a device 1018 * (such as keymap or absmin, absmax, absfuzz, etc.) after device 1019 * has been registered with input core must take this lock. 1020 * @mutex: serializes calls to open(), close() and flush() methods 1021 * @users: stores number of users (input handlers) that opened this 1022 * device. It is used by input_open_device() and input_close_device() 1023 * to make sure that dev->open() is only called when the first 1024 * user opens device and dev->close() is called when the very 1025 * last user closes the device 1026 * @going_away: marks devices that are in a middle of unregistering and 1027 * causes input_open_device*() fail with -ENODEV. 1028 * @dev: driver model's view of this device 1029 * @h_list: list of input handles associated with the device. When 1030 * accessing the list dev->mutex must be held 1031 * @node: used to place the device onto input_dev_list 1032 */ 1033 struct input_dev { 1034 const char *name; 1035 const char *phys; 1036 const char *uniq; 1037 struct input_id id; 1038 1039 unsigned long evbit[BITS_TO_LONGS(EV_CNT)]; 1040 unsigned long keybit[BITS_TO_LONGS(KEY_CNT)]; 1041 unsigned long relbit[BITS_TO_LONGS(REL_CNT)]; 1042 unsigned long absbit[BITS_TO_LONGS(ABS_CNT)]; 1043 unsigned long mscbit[BITS_TO_LONGS(MSC_CNT)]; 1044 unsigned long ledbit[BITS_TO_LONGS(LED_CNT)]; 1045 unsigned long sndbit[BITS_TO_LONGS(SND_CNT)]; 1046 unsigned long ffbit[BITS_TO_LONGS(FF_CNT)]; 1047 unsigned long swbit[BITS_TO_LONGS(SW_CNT)]; 1048 1049 unsigned int keycodemax; 1050 unsigned int keycodesize; 1051 void *keycode; 1052 int (*setkeycode)(struct input_dev *dev, int scancode, int keycode); 1053 int (*getkeycode)(struct input_dev *dev, int scancode, int *keycode); 1054 1055 struct ff_device *ff; 1056 1057 unsigned int repeat_key; 1058 struct timer_list timer; 1059 1060 int sync; 1061 1062 int abs[ABS_MAX + 1]; 1063 int rep[REP_MAX + 1]; 1064 1065 unsigned long key[BITS_TO_LONGS(KEY_CNT)]; 1066 unsigned long led[BITS_TO_LONGS(LED_CNT)]; 1067 unsigned long snd[BITS_TO_LONGS(SND_CNT)]; 1068 unsigned long sw[BITS_TO_LONGS(SW_CNT)]; 1069 1070 int absmax[ABS_MAX + 1]; 1071 int absmin[ABS_MAX + 1]; 1072 int absfuzz[ABS_MAX + 1]; 1073 int absflat[ABS_MAX + 1]; 1074 1075 int (*open)(struct input_dev *dev); 1076 void (*close)(struct input_dev *dev); 1077 int (*flush)(struct input_dev *dev, struct file *file); 1078 int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1079 1080 struct input_handle *grab; 1081 1082 spinlock_t event_lock; 1083 struct mutex mutex; 1084 1085 unsigned int users; 1086 int going_away; 1087 1088 struct device dev; 1089 1090 struct list_head h_list; 1091 struct list_head node; 1092 }; 1093 #define to_input_dev(d) container_of(d, struct input_dev, dev) 1094 1095 /* 1096 * Verify that we are in sync with input_device_id mod_devicetable.h #defines 1097 */ 1098 1099 #if EV_MAX != INPUT_DEVICE_ID_EV_MAX 1100 #error "EV_MAX and INPUT_DEVICE_ID_EV_MAX do not match" 1101 #endif 1102 1103 #if KEY_MIN_INTERESTING != INPUT_DEVICE_ID_KEY_MIN_INTERESTING 1104 #error "KEY_MIN_INTERESTING and INPUT_DEVICE_ID_KEY_MIN_INTERESTING do not match" 1105 #endif 1106 1107 #if KEY_MAX != INPUT_DEVICE_ID_KEY_MAX 1108 #error "KEY_MAX and INPUT_DEVICE_ID_KEY_MAX do not match" 1109 #endif 1110 1111 #if REL_MAX != INPUT_DEVICE_ID_REL_MAX 1112 #error "REL_MAX and INPUT_DEVICE_ID_REL_MAX do not match" 1113 #endif 1114 1115 #if ABS_MAX != INPUT_DEVICE_ID_ABS_MAX 1116 #error "ABS_MAX and INPUT_DEVICE_ID_ABS_MAX do not match" 1117 #endif 1118 1119 #if MSC_MAX != INPUT_DEVICE_ID_MSC_MAX 1120 #error "MSC_MAX and INPUT_DEVICE_ID_MSC_MAX do not match" 1121 #endif 1122 1123 #if LED_MAX != INPUT_DEVICE_ID_LED_MAX 1124 #error "LED_MAX and INPUT_DEVICE_ID_LED_MAX do not match" 1125 #endif 1126 1127 #if SND_MAX != INPUT_DEVICE_ID_SND_MAX 1128 #error "SND_MAX and INPUT_DEVICE_ID_SND_MAX do not match" 1129 #endif 1130 1131 #if FF_MAX != INPUT_DEVICE_ID_FF_MAX 1132 #error "FF_MAX and INPUT_DEVICE_ID_FF_MAX do not match" 1133 #endif 1134 1135 #if SW_MAX != INPUT_DEVICE_ID_SW_MAX 1136 #error "SW_MAX and INPUT_DEVICE_ID_SW_MAX do not match" 1137 #endif 1138 1139 #define INPUT_DEVICE_ID_MATCH_DEVICE \ 1140 (INPUT_DEVICE_ID_MATCH_BUS | INPUT_DEVICE_ID_MATCH_VENDOR | INPUT_DEVICE_ID_MATCH_PRODUCT) 1141 #define INPUT_DEVICE_ID_MATCH_DEVICE_AND_VERSION \ 1142 (INPUT_DEVICE_ID_MATCH_DEVICE | INPUT_DEVICE_ID_MATCH_VERSION) 1143 1144 struct input_handle; 1145 1146 /** 1147 * struct input_handler - implements one of interfaces for input devices 1148 * @private: driver-specific data 1149 * @event: event handler. This method is being called by input core with 1150 * interrupts disabled and dev->event_lock spinlock held and so 1151 * it may not sleep 1152 * @connect: called when attaching a handler to an input device 1153 * @disconnect: disconnects a handler from input device 1154 * @start: starts handler for given handle. This function is called by 1155 * input core right after connect() method and also when a process 1156 * that "grabbed" a device releases it 1157 * @fops: file operations this driver implements 1158 * @minor: beginning of range of 32 minors for devices this driver 1159 * can provide 1160 * @name: name of the handler, to be shown in /proc/bus/input/handlers 1161 * @id_table: pointer to a table of input_device_ids this driver can 1162 * handle 1163 * @blacklist: pointer to a table of input_device_ids this driver should 1164 * ignore even if they match @id_table 1165 * @h_list: list of input handles associated with the handler 1166 * @node: for placing the driver onto input_handler_list 1167 * 1168 * Input handlers attach to input devices and create input handles. There 1169 * are likely several handlers attached to any given input device at the 1170 * same time. All of them will get their copy of input event generated by 1171 * the device. 1172 * 1173 * Note that input core serializes calls to connect() and disconnect() 1174 * methods. 1175 */ 1176 struct input_handler { 1177 1178 void *private; 1179 1180 void (*event)(struct input_handle *handle, unsigned int type, unsigned int code, int value); 1181 int (*connect)(struct input_handler *handler, struct input_dev *dev, const struct input_device_id *id); 1182 void (*disconnect)(struct input_handle *handle); 1183 void (*start)(struct input_handle *handle); 1184 1185 const struct file_operations *fops; 1186 int minor; 1187 const char *name; 1188 1189 const struct input_device_id *id_table; 1190 const struct input_device_id *blacklist; 1191 1192 struct list_head h_list; 1193 struct list_head node; 1194 }; 1195 1196 /** 1197 * struct input_handle - links input device with an input handler 1198 * @private: handler-specific data 1199 * @open: counter showing whether the handle is 'open', i.e. should deliver 1200 * events from its device 1201 * @name: name given to the handle by handler that created it 1202 * @dev: input device the handle is attached to 1203 * @handler: handler that works with the device through this handle 1204 * @d_node: used to put the handle on device's list of attached handles 1205 * @h_node: used to put the handle on handler's list of handles from which 1206 * it gets events 1207 */ 1208 struct input_handle { 1209 1210 void *private; 1211 1212 int open; 1213 const char *name; 1214 1215 struct input_dev *dev; 1216 struct input_handler *handler; 1217 1218 struct list_head d_node; 1219 struct list_head h_node; 1220 }; 1221 1222 struct input_dev *input_allocate_device(void); 1223 void input_free_device(struct input_dev *dev); 1224 1225 static inline struct input_dev *input_get_device(struct input_dev *dev) 1226 { 1227 return dev ? to_input_dev(get_device(&dev->dev)) : NULL; 1228 } 1229 1230 static inline void input_put_device(struct input_dev *dev) 1231 { 1232 if (dev) 1233 put_device(&dev->dev); 1234 } 1235 1236 static inline void *input_get_drvdata(struct input_dev *dev) 1237 { 1238 return dev_get_drvdata(&dev->dev); 1239 } 1240 1241 static inline void input_set_drvdata(struct input_dev *dev, void *data) 1242 { 1243 dev_set_drvdata(&dev->dev, data); 1244 } 1245 1246 int __must_check input_register_device(struct input_dev *); 1247 void input_unregister_device(struct input_dev *); 1248 1249 int __must_check input_register_handler(struct input_handler *); 1250 void input_unregister_handler(struct input_handler *); 1251 1252 int input_register_handle(struct input_handle *); 1253 void input_unregister_handle(struct input_handle *); 1254 1255 int input_grab_device(struct input_handle *); 1256 void input_release_device(struct input_handle *); 1257 1258 int input_open_device(struct input_handle *); 1259 void input_close_device(struct input_handle *); 1260 1261 int input_flush_device(struct input_handle* handle, struct file* file); 1262 1263 void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1264 void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value); 1265 1266 static inline void input_report_key(struct input_dev *dev, unsigned int code, int value) 1267 { 1268 input_event(dev, EV_KEY, code, !!value); 1269 } 1270 1271 static inline void input_report_rel(struct input_dev *dev, unsigned int code, int value) 1272 { 1273 input_event(dev, EV_REL, code, value); 1274 } 1275 1276 static inline void input_report_abs(struct input_dev *dev, unsigned int code, int value) 1277 { 1278 input_event(dev, EV_ABS, code, value); 1279 } 1280 1281 static inline void input_report_ff_status(struct input_dev *dev, unsigned int code, int value) 1282 { 1283 input_event(dev, EV_FF_STATUS, code, value); 1284 } 1285 1286 static inline void input_report_switch(struct input_dev *dev, unsigned int code, int value) 1287 { 1288 input_event(dev, EV_SW, code, !!value); 1289 } 1290 1291 static inline void input_sync(struct input_dev *dev) 1292 { 1293 input_event(dev, EV_SYN, SYN_REPORT, 0); 1294 } 1295 1296 void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code); 1297 1298 static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat) 1299 { 1300 dev->absmin[axis] = min; 1301 dev->absmax[axis] = max; 1302 dev->absfuzz[axis] = fuzz; 1303 dev->absflat[axis] = flat; 1304 1305 dev->absbit[BIT_WORD(axis)] |= BIT_MASK(axis); 1306 } 1307 1308 int input_get_keycode(struct input_dev *dev, int scancode, int *keycode); 1309 int input_set_keycode(struct input_dev *dev, int scancode, int keycode); 1310 1311 extern struct class input_class; 1312 1313 /** 1314 * struct ff_device - force-feedback part of an input device 1315 * @upload: Called to upload an new effect into device 1316 * @erase: Called to erase an effect from device 1317 * @playback: Called to request device to start playing specified effect 1318 * @set_gain: Called to set specified gain 1319 * @set_autocenter: Called to auto-center device 1320 * @destroy: called by input core when parent input device is being 1321 * destroyed 1322 * @private: driver-specific data, will be freed automatically 1323 * @ffbit: bitmap of force feedback capabilities truly supported by 1324 * device (not emulated like ones in input_dev->ffbit) 1325 * @mutex: mutex for serializing access to the device 1326 * @max_effects: maximum number of effects supported by device 1327 * @effects: pointer to an array of effects currently loaded into device 1328 * @effect_owners: array of effect owners; when file handle owning 1329 * an effect gets closed the effect is automatically erased 1330 * 1331 * Every force-feedback device must implement upload() and playback() 1332 * methods; erase() is optional. set_gain() and set_autocenter() need 1333 * only be implemented if driver sets up FF_GAIN and FF_AUTOCENTER 1334 * bits. 1335 */ 1336 struct ff_device { 1337 int (*upload)(struct input_dev *dev, struct ff_effect *effect, 1338 struct ff_effect *old); 1339 int (*erase)(struct input_dev *dev, int effect_id); 1340 1341 int (*playback)(struct input_dev *dev, int effect_id, int value); 1342 void (*set_gain)(struct input_dev *dev, u16 gain); 1343 void (*set_autocenter)(struct input_dev *dev, u16 magnitude); 1344 1345 void (*destroy)(struct ff_device *); 1346 1347 void *private; 1348 1349 unsigned long ffbit[BITS_TO_LONGS(FF_CNT)]; 1350 1351 struct mutex mutex; 1352 1353 int max_effects; 1354 struct ff_effect *effects; 1355 struct file *effect_owners[]; 1356 }; 1357 1358 int input_ff_create(struct input_dev *dev, int max_effects); 1359 void input_ff_destroy(struct input_dev *dev); 1360 1361 int input_ff_event(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1362 1363 int input_ff_upload(struct input_dev *dev, struct ff_effect *effect, struct file *file); 1364 int input_ff_erase(struct input_dev *dev, int effect_id, struct file *file); 1365 1366 int input_ff_create_memless(struct input_dev *dev, void *data, 1367 int (*play_effect)(struct input_dev *, void *, struct ff_effect *)); 1368 1369 #endif 1370 #endif 1371