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