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 BTN_MISC 0x100 375 #define BTN_0 0x100 376 #define BTN_1 0x101 377 #define BTN_2 0x102 378 #define BTN_3 0x103 379 #define BTN_4 0x104 380 #define BTN_5 0x105 381 #define BTN_6 0x106 382 #define BTN_7 0x107 383 #define BTN_8 0x108 384 #define BTN_9 0x109 385 386 #define BTN_MOUSE 0x110 387 #define BTN_LEFT 0x110 388 #define BTN_RIGHT 0x111 389 #define BTN_MIDDLE 0x112 390 #define BTN_SIDE 0x113 391 #define BTN_EXTRA 0x114 392 #define BTN_FORWARD 0x115 393 #define BTN_BACK 0x116 394 #define BTN_TASK 0x117 395 396 #define BTN_JOYSTICK 0x120 397 #define BTN_TRIGGER 0x120 398 #define BTN_THUMB 0x121 399 #define BTN_THUMB2 0x122 400 #define BTN_TOP 0x123 401 #define BTN_TOP2 0x124 402 #define BTN_PINKIE 0x125 403 #define BTN_BASE 0x126 404 #define BTN_BASE2 0x127 405 #define BTN_BASE3 0x128 406 #define BTN_BASE4 0x129 407 #define BTN_BASE5 0x12a 408 #define BTN_BASE6 0x12b 409 #define BTN_DEAD 0x12f 410 411 #define BTN_GAMEPAD 0x130 412 #define BTN_A 0x130 413 #define BTN_B 0x131 414 #define BTN_C 0x132 415 #define BTN_X 0x133 416 #define BTN_Y 0x134 417 #define BTN_Z 0x135 418 #define BTN_TL 0x136 419 #define BTN_TR 0x137 420 #define BTN_TL2 0x138 421 #define BTN_TR2 0x139 422 #define BTN_SELECT 0x13a 423 #define BTN_START 0x13b 424 #define BTN_MODE 0x13c 425 #define BTN_THUMBL 0x13d 426 #define BTN_THUMBR 0x13e 427 428 #define BTN_DIGI 0x140 429 #define BTN_TOOL_PEN 0x140 430 #define BTN_TOOL_RUBBER 0x141 431 #define BTN_TOOL_BRUSH 0x142 432 #define BTN_TOOL_PENCIL 0x143 433 #define BTN_TOOL_AIRBRUSH 0x144 434 #define BTN_TOOL_FINGER 0x145 435 #define BTN_TOOL_MOUSE 0x146 436 #define BTN_TOOL_LENS 0x147 437 #define BTN_TOUCH 0x14a 438 #define BTN_STYLUS 0x14b 439 #define BTN_STYLUS2 0x14c 440 #define BTN_TOOL_DOUBLETAP 0x14d 441 #define BTN_TOOL_TRIPLETAP 0x14e 442 443 #define BTN_WHEEL 0x150 444 #define BTN_GEAR_DOWN 0x150 445 #define BTN_GEAR_UP 0x151 446 447 #define KEY_OK 0x160 448 #define KEY_SELECT 0x161 449 #define KEY_GOTO 0x162 450 #define KEY_CLEAR 0x163 451 #define KEY_POWER2 0x164 452 #define KEY_OPTION 0x165 453 #define KEY_INFO 0x166 /* AL OEM Features/Tips/Tutorial */ 454 #define KEY_TIME 0x167 455 #define KEY_VENDOR 0x168 456 #define KEY_ARCHIVE 0x169 457 #define KEY_PROGRAM 0x16a /* Media Select Program Guide */ 458 #define KEY_CHANNEL 0x16b 459 #define KEY_FAVORITES 0x16c 460 #define KEY_EPG 0x16d 461 #define KEY_PVR 0x16e /* Media Select Home */ 462 #define KEY_MHP 0x16f 463 #define KEY_LANGUAGE 0x170 464 #define KEY_TITLE 0x171 465 #define KEY_SUBTITLE 0x172 466 #define KEY_ANGLE 0x173 467 #define KEY_ZOOM 0x174 468 #define KEY_MODE 0x175 469 #define KEY_KEYBOARD 0x176 470 #define KEY_SCREEN 0x177 471 #define KEY_PC 0x178 /* Media Select Computer */ 472 #define KEY_TV 0x179 /* Media Select TV */ 473 #define KEY_TV2 0x17a /* Media Select Cable */ 474 #define KEY_VCR 0x17b /* Media Select VCR */ 475 #define KEY_VCR2 0x17c /* VCR Plus */ 476 #define KEY_SAT 0x17d /* Media Select Satellite */ 477 #define KEY_SAT2 0x17e 478 #define KEY_CD 0x17f /* Media Select CD */ 479 #define KEY_TAPE 0x180 /* Media Select Tape */ 480 #define KEY_RADIO 0x181 481 #define KEY_TUNER 0x182 /* Media Select Tuner */ 482 #define KEY_PLAYER 0x183 483 #define KEY_TEXT 0x184 484 #define KEY_DVD 0x185 /* Media Select DVD */ 485 #define KEY_AUX 0x186 486 #define KEY_MP3 0x187 487 #define KEY_AUDIO 0x188 488 #define KEY_VIDEO 0x189 489 #define KEY_DIRECTORY 0x18a 490 #define KEY_LIST 0x18b 491 #define KEY_MEMO 0x18c /* Media Select Messages */ 492 #define KEY_CALENDAR 0x18d 493 #define KEY_RED 0x18e 494 #define KEY_GREEN 0x18f 495 #define KEY_YELLOW 0x190 496 #define KEY_BLUE 0x191 497 #define KEY_CHANNELUP 0x192 /* Channel Increment */ 498 #define KEY_CHANNELDOWN 0x193 /* Channel Decrement */ 499 #define KEY_FIRST 0x194 500 #define KEY_LAST 0x195 /* Recall Last */ 501 #define KEY_AB 0x196 502 #define KEY_NEXT 0x197 503 #define KEY_RESTART 0x198 504 #define KEY_SLOW 0x199 505 #define KEY_SHUFFLE 0x19a 506 #define KEY_BREAK 0x19b 507 #define KEY_PREVIOUS 0x19c 508 #define KEY_DIGITS 0x19d 509 #define KEY_TEEN 0x19e 510 #define KEY_TWEN 0x19f 511 #define KEY_VIDEOPHONE 0x1a0 /* Media Select Video Phone */ 512 #define KEY_GAMES 0x1a1 /* Media Select Games */ 513 #define KEY_ZOOMIN 0x1a2 /* AC Zoom In */ 514 #define KEY_ZOOMOUT 0x1a3 /* AC Zoom Out */ 515 #define KEY_ZOOMRESET 0x1a4 /* AC Zoom */ 516 #define KEY_WORDPROCESSOR 0x1a5 /* AL Word Processor */ 517 #define KEY_EDITOR 0x1a6 /* AL Text Editor */ 518 #define KEY_SPREADSHEET 0x1a7 /* AL Spreadsheet */ 519 #define KEY_GRAPHICSEDITOR 0x1a8 /* AL Graphics Editor */ 520 #define KEY_PRESENTATION 0x1a9 /* AL Presentation App */ 521 #define KEY_DATABASE 0x1aa /* AL Database App */ 522 #define KEY_NEWS 0x1ab /* AL Newsreader */ 523 #define KEY_VOICEMAIL 0x1ac /* AL Voicemail */ 524 #define KEY_ADDRESSBOOK 0x1ad /* AL Contacts/Address Book */ 525 #define KEY_MESSENGER 0x1ae /* AL Instant Messaging */ 526 #define KEY_DISPLAYTOGGLE 0x1af /* Turn display (LCD) on and off */ 527 #define KEY_SPELLCHECK 0x1b0 /* AL Spell Check */ 528 #define KEY_LOGOFF 0x1b1 /* AL Logoff */ 529 530 #define KEY_DOLLAR 0x1b2 531 #define KEY_EURO 0x1b3 532 533 #define KEY_FRAMEBACK 0x1b4 /* Consumer - transport controls */ 534 #define KEY_FRAMEFORWARD 0x1b5 535 536 #define KEY_CONTEXT_MENU 0x1b6 /* GenDesc - system context menu */ 537 538 #define KEY_DEL_EOL 0x1c0 539 #define KEY_DEL_EOS 0x1c1 540 #define KEY_INS_LINE 0x1c2 541 #define KEY_DEL_LINE 0x1c3 542 543 #define KEY_FN 0x1d0 544 #define KEY_FN_ESC 0x1d1 545 #define KEY_FN_F1 0x1d2 546 #define KEY_FN_F2 0x1d3 547 #define KEY_FN_F3 0x1d4 548 #define KEY_FN_F4 0x1d5 549 #define KEY_FN_F5 0x1d6 550 #define KEY_FN_F6 0x1d7 551 #define KEY_FN_F7 0x1d8 552 #define KEY_FN_F8 0x1d9 553 #define KEY_FN_F9 0x1da 554 #define KEY_FN_F10 0x1db 555 #define KEY_FN_F11 0x1dc 556 #define KEY_FN_F12 0x1dd 557 #define KEY_FN_1 0x1de 558 #define KEY_FN_2 0x1df 559 #define KEY_FN_D 0x1e0 560 #define KEY_FN_E 0x1e1 561 #define KEY_FN_F 0x1e2 562 #define KEY_FN_S 0x1e3 563 #define KEY_FN_B 0x1e4 564 565 #define KEY_BRL_DOT1 0x1f1 566 #define KEY_BRL_DOT2 0x1f2 567 #define KEY_BRL_DOT3 0x1f3 568 #define KEY_BRL_DOT4 0x1f4 569 #define KEY_BRL_DOT5 0x1f5 570 #define KEY_BRL_DOT6 0x1f6 571 #define KEY_BRL_DOT7 0x1f7 572 #define KEY_BRL_DOT8 0x1f8 573 #define KEY_BRL_DOT9 0x1f9 574 #define KEY_BRL_DOT10 0x1fa 575 576 /* We avoid low common keys in module aliases so they don't get huge. */ 577 #define KEY_MIN_INTERESTING KEY_MUTE 578 #define KEY_MAX 0x1ff 579 #define KEY_CNT (KEY_MAX+1) 580 581 /* 582 * Relative axes 583 */ 584 585 #define REL_X 0x00 586 #define REL_Y 0x01 587 #define REL_Z 0x02 588 #define REL_RX 0x03 589 #define REL_RY 0x04 590 #define REL_RZ 0x05 591 #define REL_HWHEEL 0x06 592 #define REL_DIAL 0x07 593 #define REL_WHEEL 0x08 594 #define REL_MISC 0x09 595 #define REL_MAX 0x0f 596 #define REL_CNT (REL_MAX+1) 597 598 /* 599 * Absolute axes 600 */ 601 602 #define ABS_X 0x00 603 #define ABS_Y 0x01 604 #define ABS_Z 0x02 605 #define ABS_RX 0x03 606 #define ABS_RY 0x04 607 #define ABS_RZ 0x05 608 #define ABS_THROTTLE 0x06 609 #define ABS_RUDDER 0x07 610 #define ABS_WHEEL 0x08 611 #define ABS_GAS 0x09 612 #define ABS_BRAKE 0x0a 613 #define ABS_HAT0X 0x10 614 #define ABS_HAT0Y 0x11 615 #define ABS_HAT1X 0x12 616 #define ABS_HAT1Y 0x13 617 #define ABS_HAT2X 0x14 618 #define ABS_HAT2Y 0x15 619 #define ABS_HAT3X 0x16 620 #define ABS_HAT3Y 0x17 621 #define ABS_PRESSURE 0x18 622 #define ABS_DISTANCE 0x19 623 #define ABS_TILT_X 0x1a 624 #define ABS_TILT_Y 0x1b 625 #define ABS_TOOL_WIDTH 0x1c 626 #define ABS_VOLUME 0x20 627 #define ABS_MISC 0x28 628 #define ABS_MAX 0x3f 629 #define ABS_CNT (ABS_MAX+1) 630 631 /* 632 * Switch events 633 */ 634 635 #define SW_LID 0x00 /* set = lid shut */ 636 #define SW_TABLET_MODE 0x01 /* set = tablet mode */ 637 #define SW_HEADPHONE_INSERT 0x02 /* set = inserted */ 638 #define SW_RADIO 0x03 /* set = radio enabled */ 639 #define SW_MAX 0x0f 640 #define SW_CNT (SW_MAX+1) 641 642 /* 643 * Misc events 644 */ 645 646 #define MSC_SERIAL 0x00 647 #define MSC_PULSELED 0x01 648 #define MSC_GESTURE 0x02 649 #define MSC_RAW 0x03 650 #define MSC_SCAN 0x04 651 #define MSC_MAX 0x07 652 #define MSC_CNT (MSC_MAX+1) 653 654 /* 655 * LEDs 656 */ 657 658 #define LED_NUML 0x00 659 #define LED_CAPSL 0x01 660 #define LED_SCROLLL 0x02 661 #define LED_COMPOSE 0x03 662 #define LED_KANA 0x04 663 #define LED_SLEEP 0x05 664 #define LED_SUSPEND 0x06 665 #define LED_MUTE 0x07 666 #define LED_MISC 0x08 667 #define LED_MAIL 0x09 668 #define LED_CHARGING 0x0a 669 #define LED_MAX 0x0f 670 #define LED_CNT (LED_MAX+1) 671 672 /* 673 * Autorepeat values 674 */ 675 676 #define REP_DELAY 0x00 677 #define REP_PERIOD 0x01 678 #define REP_MAX 0x01 679 680 /* 681 * Sounds 682 */ 683 684 #define SND_CLICK 0x00 685 #define SND_BELL 0x01 686 #define SND_TONE 0x02 687 #define SND_MAX 0x07 688 #define SND_CNT (SND_MAX+1) 689 690 /* 691 * IDs. 692 */ 693 694 #define ID_BUS 0 695 #define ID_VENDOR 1 696 #define ID_PRODUCT 2 697 #define ID_VERSION 3 698 699 #define BUS_PCI 0x01 700 #define BUS_ISAPNP 0x02 701 #define BUS_USB 0x03 702 #define BUS_HIL 0x04 703 #define BUS_BLUETOOTH 0x05 704 #define BUS_VIRTUAL 0x06 705 706 #define BUS_ISA 0x10 707 #define BUS_I8042 0x11 708 #define BUS_XTKBD 0x12 709 #define BUS_RS232 0x13 710 #define BUS_GAMEPORT 0x14 711 #define BUS_PARPORT 0x15 712 #define BUS_AMIGA 0x16 713 #define BUS_ADB 0x17 714 #define BUS_I2C 0x18 715 #define BUS_HOST 0x19 716 #define BUS_GSC 0x1A 717 #define BUS_ATARI 0x1B 718 719 /* 720 * Values describing the status of a force-feedback effect 721 */ 722 #define FF_STATUS_STOPPED 0x00 723 #define FF_STATUS_PLAYING 0x01 724 #define FF_STATUS_MAX 0x01 725 726 /* 727 * Structures used in ioctls to upload effects to a device 728 * They are pieces of a bigger structure (called ff_effect) 729 */ 730 731 /* 732 * All duration values are expressed in ms. Values above 32767 ms (0x7fff) 733 * should not be used and have unspecified results. 734 */ 735 736 /** 737 * struct ff_replay - defines scheduling of the force-feedback effect 738 * @length: duration of the effect 739 * @delay: delay before effect should start playing 740 */ 741 struct ff_replay { 742 __u16 length; 743 __u16 delay; 744 }; 745 746 /** 747 * struct ff_trigger - defines what triggers the force-feedback effect 748 * @button: number of the button triggering the effect 749 * @interval: controls how soon the effect can be re-triggered 750 */ 751 struct ff_trigger { 752 __u16 button; 753 __u16 interval; 754 }; 755 756 /** 757 * struct ff_envelope - generic force-feedback effect envelope 758 * @attack_length: duration of the attack (ms) 759 * @attack_level: level at the beginning of the attack 760 * @fade_length: duration of fade (ms) 761 * @fade_level: level at the end of fade 762 * 763 * The @attack_level and @fade_level are absolute values; when applying 764 * envelope force-feedback core will convert to positive/negative 765 * value based on polarity of the default level of the effect. 766 * Valid range for the attack and fade levels is 0x0000 - 0x7fff 767 */ 768 struct ff_envelope { 769 __u16 attack_length; 770 __u16 attack_level; 771 __u16 fade_length; 772 __u16 fade_level; 773 }; 774 775 /** 776 * struct ff_constant_effect - defines parameters of a constant force-feedback effect 777 * @level: strength of the effect; may be negative 778 * @envelope: envelope data 779 */ 780 struct ff_constant_effect { 781 __s16 level; 782 struct ff_envelope envelope; 783 }; 784 785 /** 786 * struct ff_ramp_effect - defines parameters of a ramp force-feedback effect 787 * @start_level: beginning strength of the effect; may be negative 788 * @end_level: final strength of the effect; may be negative 789 * @envelope: envelope data 790 */ 791 struct ff_ramp_effect { 792 __s16 start_level; 793 __s16 end_level; 794 struct ff_envelope envelope; 795 }; 796 797 /** 798 * struct ff_condition_effect - defines a spring or friction force-feedback effect 799 * @right_saturation: maximum level when joystick moved all way to the right 800 * @left_saturation: same for the left side 801 * @right_coeff: controls how fast the force grows when the joystick moves 802 * to the right 803 * @left_coeff: same for the left side 804 * @deadband: size of the dead zone, where no force is produced 805 * @center: position of the dead zone 806 */ 807 struct ff_condition_effect { 808 __u16 right_saturation; 809 __u16 left_saturation; 810 811 __s16 right_coeff; 812 __s16 left_coeff; 813 814 __u16 deadband; 815 __s16 center; 816 }; 817 818 /** 819 * struct ff_periodic_effect - defines parameters of a periodic force-feedback effect 820 * @waveform: kind of the effect (wave) 821 * @period: period of the wave (ms) 822 * @magnitude: peak value 823 * @offset: mean value of the wave (roughly) 824 * @phase: 'horizontal' shift 825 * @envelope: envelope data 826 * @custom_len: number of samples (FF_CUSTOM only) 827 * @custom_data: buffer of samples (FF_CUSTOM only) 828 * 829 * Known waveforms - FF_SQUARE, FF_TRIANGLE, FF_SINE, FF_SAW_UP, 830 * FF_SAW_DOWN, FF_CUSTOM. The exact syntax FF_CUSTOM is undefined 831 * for the time being as no driver supports it yet. 832 * 833 * Note: the data pointed by custom_data is copied by the driver. 834 * You can therefore dispose of the memory after the upload/update. 835 */ 836 struct ff_periodic_effect { 837 __u16 waveform; 838 __u16 period; 839 __s16 magnitude; 840 __s16 offset; 841 __u16 phase; 842 843 struct ff_envelope envelope; 844 845 __u32 custom_len; 846 __s16 *custom_data; 847 }; 848 849 /** 850 * struct ff_rumble_effect - defines parameters of a periodic force-feedback effect 851 * @strong_magnitude: magnitude of the heavy motor 852 * @weak_magnitude: magnitude of the light one 853 * 854 * Some rumble pads have two motors of different weight. Strong_magnitude 855 * represents the magnitude of the vibration generated by the heavy one. 856 */ 857 struct ff_rumble_effect { 858 __u16 strong_magnitude; 859 __u16 weak_magnitude; 860 }; 861 862 /** 863 * struct ff_effect - defines force feedback effect 864 * @type: type of the effect (FF_CONSTANT, FF_PERIODIC, FF_RAMP, FF_SPRING, 865 * FF_FRICTION, FF_DAMPER, FF_RUMBLE, FF_INERTIA, or FF_CUSTOM) 866 * @id: an unique id assigned to an effect 867 * @direction: direction of the effect 868 * @trigger: trigger conditions (struct ff_trigger) 869 * @replay: scheduling of the effect (struct ff_replay) 870 * @u: effect-specific structure (one of ff_constant_effect, ff_ramp_effect, 871 * ff_periodic_effect, ff_condition_effect, ff_rumble_effect) further 872 * defining effect parameters 873 * 874 * This structure is sent through ioctl from the application to the driver. 875 * To create a new effect application should set its @id to -1; the kernel 876 * will return assigned @id which can later be used to update or delete 877 * this effect. 878 * 879 * Direction of the effect is encoded as follows: 880 * 0 deg -> 0x0000 (down) 881 * 90 deg -> 0x4000 (left) 882 * 180 deg -> 0x8000 (up) 883 * 270 deg -> 0xC000 (right) 884 */ 885 struct ff_effect { 886 __u16 type; 887 __s16 id; 888 __u16 direction; 889 struct ff_trigger trigger; 890 struct ff_replay replay; 891 892 union { 893 struct ff_constant_effect constant; 894 struct ff_ramp_effect ramp; 895 struct ff_periodic_effect periodic; 896 struct ff_condition_effect condition[2]; /* One for each axis */ 897 struct ff_rumble_effect rumble; 898 } u; 899 }; 900 901 /* 902 * Force feedback effect types 903 */ 904 905 #define FF_RUMBLE 0x50 906 #define FF_PERIODIC 0x51 907 #define FF_CONSTANT 0x52 908 #define FF_SPRING 0x53 909 #define FF_FRICTION 0x54 910 #define FF_DAMPER 0x55 911 #define FF_INERTIA 0x56 912 #define FF_RAMP 0x57 913 914 #define FF_EFFECT_MIN FF_RUMBLE 915 #define FF_EFFECT_MAX FF_RAMP 916 917 /* 918 * Force feedback periodic effect types 919 */ 920 921 #define FF_SQUARE 0x58 922 #define FF_TRIANGLE 0x59 923 #define FF_SINE 0x5a 924 #define FF_SAW_UP 0x5b 925 #define FF_SAW_DOWN 0x5c 926 #define FF_CUSTOM 0x5d 927 928 #define FF_WAVEFORM_MIN FF_SQUARE 929 #define FF_WAVEFORM_MAX FF_CUSTOM 930 931 /* 932 * Set ff device properties 933 */ 934 935 #define FF_GAIN 0x60 936 #define FF_AUTOCENTER 0x61 937 938 #define FF_MAX 0x7f 939 #define FF_CNT (FF_MAX+1) 940 941 #ifdef __KERNEL__ 942 943 /* 944 * In-kernel definitions. 945 */ 946 947 #include <linux/device.h> 948 #include <linux/fs.h> 949 #include <linux/timer.h> 950 #include <linux/mod_devicetable.h> 951 952 /** 953 * struct input_dev - represents an input device 954 * @name: name of the device 955 * @phys: physical path to the device in the system hierarchy 956 * @uniq: unique identification code for the device (if device has it) 957 * @id: id of the device (struct input_id) 958 * @evbit: bitmap of types of events supported by the device (EV_KEY, 959 * EV_REL, etc.) 960 * @keybit: bitmap of keys/buttons this device has 961 * @relbit: bitmap of relative axes for the device 962 * @absbit: bitmap of absolute axes for the device 963 * @mscbit: bitmap of miscellaneous events supported by the device 964 * @ledbit: bitmap of leds present on the device 965 * @sndbit: bitmap of sound effects supported by the device 966 * @ffbit: bitmap of force feedback effects supported by the device 967 * @swbit: bitmap of switches present on the device 968 * @keycodemax: size of keycode table 969 * @keycodesize: size of elements in keycode table 970 * @keycode: map of scancodes to keycodes for this device 971 * @setkeycode: optional method to alter current keymap, used to implement 972 * sparse keymaps. If not supplied default mechanism will be used 973 * @getkeycode: optional method to retrieve current keymap. If not supplied 974 * default mechanism will be used 975 * @ff: force feedback structure associated with the device if device 976 * supports force feedback effects 977 * @repeat_key: stores key code of the last key pressed; used to implement 978 * software autorepeat 979 * @timer: timer for software autorepeat 980 * @sync: set to 1 when there were no new events since last EV_SYNC 981 * @abs: current values for reports from absolute axes 982 * @rep: current values for autorepeat parameters (delay, rate) 983 * @key: reflects current state of device's keys/buttons 984 * @led: reflects current state of device's LEDs 985 * @snd: reflects current state of sound effects 986 * @sw: reflects current state of device's switches 987 * @absmax: maximum values for events coming from absolute axes 988 * @absmin: minimum values for events coming from absolute axes 989 * @absfuzz: describes noisiness for axes 990 * @absflat: size of the center flat position (used by joydev) 991 * @open: this method is called when the very first user calls 992 * input_open_device(). The driver must prepare the device 993 * to start generating events (start polling thread, 994 * request an IRQ, submit URB, etc.) 995 * @close: this method is called when the very last user calls 996 * input_close_device(). 997 * @flush: purges the device. Most commonly used to get rid of force 998 * feedback effects loaded into the device when disconnecting 999 * from it 1000 * @event: event handler for events sent _to_ the device, like EV_LED 1001 * or EV_SND. The device is expected to carry out the requested 1002 * action (turn on a LED, play sound, etc.) The call is protected 1003 * by @event_lock and must not sleep 1004 * @grab: input handle that currently has the device grabbed (via 1005 * EVIOCGRAB ioctl). When a handle grabs a device it becomes sole 1006 * recipient for all input events coming from the device 1007 * @event_lock: this spinlock is is taken when input core receives 1008 * and processes a new event for the device (in input_event()). 1009 * Code that accesses and/or modifies parameters of a device 1010 * (such as keymap or absmin, absmax, absfuzz, etc.) after device 1011 * has been registered with input core must take this lock. 1012 * @mutex: serializes calls to open(), close() and flush() methods 1013 * @users: stores number of users (input handlers) that opened this 1014 * device. It is used by input_open_device() and input_close_device() 1015 * to make sure that dev->open() is only called when the first 1016 * user opens device and dev->close() is called when the very 1017 * last user closes the device 1018 * @going_away: marks devices that are in a middle of unregistering and 1019 * causes input_open_device*() fail with -ENODEV. 1020 * @dev: driver model's view of this device 1021 * @cdev: union for struct device pointer 1022 * @h_list: list of input handles associated with the device. When 1023 * accessing the list dev->mutex must be held 1024 * @node: used to place the device onto input_dev_list 1025 */ 1026 struct input_dev { 1027 /* private: */ 1028 void *private; /* do not use */ 1029 /* public: */ 1030 1031 const char *name; 1032 const char *phys; 1033 const char *uniq; 1034 struct input_id id; 1035 1036 unsigned long evbit[BITS_TO_LONGS(EV_CNT)]; 1037 unsigned long keybit[BITS_TO_LONGS(KEY_CNT)]; 1038 unsigned long relbit[BITS_TO_LONGS(REL_CNT)]; 1039 unsigned long absbit[BITS_TO_LONGS(ABS_CNT)]; 1040 unsigned long mscbit[BITS_TO_LONGS(MSC_CNT)]; 1041 unsigned long ledbit[BITS_TO_LONGS(LED_CNT)]; 1042 unsigned long sndbit[BITS_TO_LONGS(SND_CNT)]; 1043 unsigned long ffbit[BITS_TO_LONGS(FF_CNT)]; 1044 unsigned long swbit[BITS_TO_LONGS(SW_CNT)]; 1045 1046 unsigned int keycodemax; 1047 unsigned int keycodesize; 1048 void *keycode; 1049 int (*setkeycode)(struct input_dev *dev, int scancode, int keycode); 1050 int (*getkeycode)(struct input_dev *dev, int scancode, int *keycode); 1051 1052 struct ff_device *ff; 1053 1054 unsigned int repeat_key; 1055 struct timer_list timer; 1056 1057 int sync; 1058 1059 int abs[ABS_MAX + 1]; 1060 int rep[REP_MAX + 1]; 1061 1062 unsigned long key[BITS_TO_LONGS(KEY_CNT)]; 1063 unsigned long led[BITS_TO_LONGS(LED_CNT)]; 1064 unsigned long snd[BITS_TO_LONGS(SND_CNT)]; 1065 unsigned long sw[BITS_TO_LONGS(SW_CNT)]; 1066 1067 int absmax[ABS_MAX + 1]; 1068 int absmin[ABS_MAX + 1]; 1069 int absfuzz[ABS_MAX + 1]; 1070 int absflat[ABS_MAX + 1]; 1071 1072 int (*open)(struct input_dev *dev); 1073 void (*close)(struct input_dev *dev); 1074 int (*flush)(struct input_dev *dev, struct file *file); 1075 int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1076 1077 struct input_handle *grab; 1078 1079 spinlock_t event_lock; 1080 struct mutex mutex; 1081 1082 unsigned int users; 1083 int going_away; 1084 1085 struct device dev; 1086 union { /* temporarily so while we switching to struct device */ 1087 struct device *dev; 1088 } cdev; 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 #define to_dev(n) container_of(n, struct input_dev, node) 1223 #define to_handler(n) container_of(n, struct input_handler, node) 1224 #define to_handle(n) container_of(n, struct input_handle, d_node) 1225 #define to_handle_h(n) container_of(n, struct input_handle, h_node) 1226 1227 struct input_dev *input_allocate_device(void); 1228 void input_free_device(struct input_dev *dev); 1229 1230 static inline struct input_dev *input_get_device(struct input_dev *dev) 1231 { 1232 return to_input_dev(get_device(&dev->dev)); 1233 } 1234 1235 static inline void input_put_device(struct input_dev *dev) 1236 { 1237 put_device(&dev->dev); 1238 } 1239 1240 static inline void *input_get_drvdata(struct input_dev *dev) 1241 { 1242 return dev->private; 1243 } 1244 1245 static inline void input_set_drvdata(struct input_dev *dev, void *data) 1246 { 1247 dev->private = data; 1248 } 1249 1250 int __must_check input_register_device(struct input_dev *); 1251 void input_unregister_device(struct input_dev *); 1252 1253 int __must_check input_register_handler(struct input_handler *); 1254 void input_unregister_handler(struct input_handler *); 1255 1256 int input_register_handle(struct input_handle *); 1257 void input_unregister_handle(struct input_handle *); 1258 1259 int input_grab_device(struct input_handle *); 1260 void input_release_device(struct input_handle *); 1261 1262 int input_open_device(struct input_handle *); 1263 void input_close_device(struct input_handle *); 1264 1265 int input_flush_device(struct input_handle* handle, struct file* file); 1266 1267 void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1268 void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value); 1269 1270 static inline void input_report_key(struct input_dev *dev, unsigned int code, int value) 1271 { 1272 input_event(dev, EV_KEY, code, !!value); 1273 } 1274 1275 static inline void input_report_rel(struct input_dev *dev, unsigned int code, int value) 1276 { 1277 input_event(dev, EV_REL, code, value); 1278 } 1279 1280 static inline void input_report_abs(struct input_dev *dev, unsigned int code, int value) 1281 { 1282 input_event(dev, EV_ABS, code, value); 1283 } 1284 1285 static inline void input_report_ff_status(struct input_dev *dev, unsigned int code, int value) 1286 { 1287 input_event(dev, EV_FF_STATUS, code, value); 1288 } 1289 1290 static inline void input_report_switch(struct input_dev *dev, unsigned int code, int value) 1291 { 1292 input_event(dev, EV_SW, code, !!value); 1293 } 1294 1295 static inline void input_sync(struct input_dev *dev) 1296 { 1297 input_event(dev, EV_SYN, SYN_REPORT, 0); 1298 } 1299 1300 void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code); 1301 1302 static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat) 1303 { 1304 dev->absmin[axis] = min; 1305 dev->absmax[axis] = max; 1306 dev->absfuzz[axis] = fuzz; 1307 dev->absflat[axis] = flat; 1308 1309 dev->absbit[BIT_WORD(axis)] |= BIT_MASK(axis); 1310 } 1311 1312 extern struct class input_class; 1313 1314 /** 1315 * struct ff_device - force-feedback part of an input device 1316 * @upload: Called to upload an new effect into device 1317 * @erase: Called to erase an effect from device 1318 * @playback: Called to request device to start playing specified effect 1319 * @set_gain: Called to set specified gain 1320 * @set_autocenter: Called to auto-center device 1321 * @destroy: called by input core when parent input device is being 1322 * destroyed 1323 * @private: driver-specific data, will be freed automatically 1324 * @ffbit: bitmap of force feedback capabilities truly supported by 1325 * device (not emulated like ones in input_dev->ffbit) 1326 * @mutex: mutex for serializing access to the device 1327 * @max_effects: maximum number of effects supported by device 1328 * @effects: pointer to an array of effects currently loaded into device 1329 * @effect_owners: array of effect owners; when file handle owning 1330 * an effect gets closed the effect is automatically erased 1331 * 1332 * Every force-feedback device must implement upload() and playback() 1333 * methods; erase() is optional. set_gain() and set_autocenter() need 1334 * only be implemented if driver sets up FF_GAIN and FF_AUTOCENTER 1335 * bits. 1336 */ 1337 struct ff_device { 1338 int (*upload)(struct input_dev *dev, struct ff_effect *effect, 1339 struct ff_effect *old); 1340 int (*erase)(struct input_dev *dev, int effect_id); 1341 1342 int (*playback)(struct input_dev *dev, int effect_id, int value); 1343 void (*set_gain)(struct input_dev *dev, u16 gain); 1344 void (*set_autocenter)(struct input_dev *dev, u16 magnitude); 1345 1346 void (*destroy)(struct ff_device *); 1347 1348 void *private; 1349 1350 unsigned long ffbit[BITS_TO_LONGS(FF_CNT)]; 1351 1352 struct mutex mutex; 1353 1354 int max_effects; 1355 struct ff_effect *effects; 1356 struct file *effect_owners[]; 1357 }; 1358 1359 int input_ff_create(struct input_dev *dev, int max_effects); 1360 void input_ff_destroy(struct input_dev *dev); 1361 1362 int input_ff_event(struct input_dev *dev, unsigned int type, unsigned int code, int value); 1363 1364 int input_ff_upload(struct input_dev *dev, struct ff_effect *effect, struct file *file); 1365 int input_ff_erase(struct input_dev *dev, int effect_id, struct file *file); 1366 1367 int input_ff_create_memless(struct input_dev *dev, void *data, 1368 int (*play_effect)(struct input_dev *, void *, struct ff_effect *)); 1369 1370 #endif 1371 #endif 1372