1 /* 2 * $Id: hid-input.c,v 1.2 2002/04/23 00:59:25 rdamazio Exp $ 3 * 4 * Copyright (c) 2000-2001 Vojtech Pavlik 5 * Copyright (c) 2006-2007 Jiri Kosina 6 * 7 * HID to Linux Input mapping 8 */ 9 10 /* 11 * This program is free software; you can redistribute it and/or modify 12 * it under the terms of the GNU General Public License as published by 13 * the Free Software Foundation; either version 2 of the License, or 14 * (at your option) any later version. 15 * 16 * This program is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 24 * 25 * Should you need to contact me, the author, you can do so either by 26 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: 27 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic 28 */ 29 30 #include <linux/module.h> 31 #include <linux/slab.h> 32 #include <linux/kernel.h> 33 34 #include <linux/hid.h> 35 #include <linux/hid-debug.h> 36 37 static int hid_pb_fnmode = 1; 38 module_param_named(pb_fnmode, hid_pb_fnmode, int, 0644); 39 MODULE_PARM_DESC(pb_fnmode, 40 "Mode of fn key on PowerBooks (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)"); 41 42 #define unk KEY_UNKNOWN 43 44 static const unsigned char hid_keyboard[256] = { 45 0, 0, 0, 0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38, 46 50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44, 2, 3, 47 4, 5, 6, 7, 8, 9, 10, 11, 28, 1, 14, 15, 57, 12, 13, 26, 48 27, 43, 43, 39, 40, 41, 51, 52, 53, 58, 59, 60, 61, 62, 63, 64, 49 65, 66, 67, 68, 87, 88, 99, 70,119,110,102,104,111,107,109,106, 50 105,108,103, 69, 98, 55, 74, 78, 96, 79, 80, 81, 75, 76, 77, 71, 51 72, 73, 82, 83, 86,127,116,117,183,184,185,186,187,188,189,190, 52 191,192,193,194,134,138,130,132,128,129,131,137,133,135,136,113, 53 115,114,unk,unk,unk,121,unk, 89, 93,124, 92, 94, 95,unk,unk,unk, 54 122,123, 90, 91, 85,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, 55 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, 56 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, 57 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, 58 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, 59 29, 42, 56,125, 97, 54,100,126,164,166,165,163,161,115,114,113, 60 150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk 61 }; 62 63 static const struct { 64 __s32 x; 65 __s32 y; 66 } hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}}; 67 68 #define map_abs(c) do { usage->code = c; usage->type = EV_ABS; bit = input->absbit; max = ABS_MAX; } while (0) 69 #define map_rel(c) do { usage->code = c; usage->type = EV_REL; bit = input->relbit; max = REL_MAX; } while (0) 70 #define map_key(c) do { usage->code = c; usage->type = EV_KEY; bit = input->keybit; max = KEY_MAX; } while (0) 71 #define map_led(c) do { usage->code = c; usage->type = EV_LED; bit = input->ledbit; max = LED_MAX; } while (0) 72 73 #define map_abs_clear(c) do { map_abs(c); clear_bit(c, bit); } while (0) 74 #define map_key_clear(c) do { map_key(c); clear_bit(c, bit); } while (0) 75 76 #ifdef CONFIG_USB_HIDINPUT_POWERBOOK 77 78 struct hidinput_key_translation { 79 u16 from; 80 u16 to; 81 u8 flags; 82 }; 83 84 #define POWERBOOK_FLAG_FKEY 0x01 85 86 static struct hidinput_key_translation powerbook_fn_keys[] = { 87 { KEY_BACKSPACE, KEY_DELETE }, 88 { KEY_F1, KEY_BRIGHTNESSDOWN, POWERBOOK_FLAG_FKEY }, 89 { KEY_F2, KEY_BRIGHTNESSUP, POWERBOOK_FLAG_FKEY }, 90 { KEY_F3, KEY_MUTE, POWERBOOK_FLAG_FKEY }, 91 { KEY_F4, KEY_VOLUMEDOWN, POWERBOOK_FLAG_FKEY }, 92 { KEY_F5, KEY_VOLUMEUP, POWERBOOK_FLAG_FKEY }, 93 { KEY_F6, KEY_NUMLOCK, POWERBOOK_FLAG_FKEY }, 94 { KEY_F7, KEY_SWITCHVIDEOMODE, POWERBOOK_FLAG_FKEY }, 95 { KEY_F8, KEY_KBDILLUMTOGGLE, POWERBOOK_FLAG_FKEY }, 96 { KEY_F9, KEY_KBDILLUMDOWN, POWERBOOK_FLAG_FKEY }, 97 { KEY_F10, KEY_KBDILLUMUP, POWERBOOK_FLAG_FKEY }, 98 { KEY_UP, KEY_PAGEUP }, 99 { KEY_DOWN, KEY_PAGEDOWN }, 100 { KEY_LEFT, KEY_HOME }, 101 { KEY_RIGHT, KEY_END }, 102 { } 103 }; 104 105 static struct hidinput_key_translation powerbook_numlock_keys[] = { 106 { KEY_J, KEY_KP1 }, 107 { KEY_K, KEY_KP2 }, 108 { KEY_L, KEY_KP3 }, 109 { KEY_U, KEY_KP4 }, 110 { KEY_I, KEY_KP5 }, 111 { KEY_O, KEY_KP6 }, 112 { KEY_7, KEY_KP7 }, 113 { KEY_8, KEY_KP8 }, 114 { KEY_9, KEY_KP9 }, 115 { KEY_M, KEY_KP0 }, 116 { KEY_DOT, KEY_KPDOT }, 117 { KEY_SLASH, KEY_KPPLUS }, 118 { KEY_SEMICOLON, KEY_KPMINUS }, 119 { KEY_P, KEY_KPASTERISK }, 120 { KEY_MINUS, KEY_KPEQUAL }, 121 { KEY_0, KEY_KPSLASH }, 122 { KEY_F6, KEY_NUMLOCK }, 123 { KEY_KPENTER, KEY_KPENTER }, 124 { KEY_BACKSPACE, KEY_BACKSPACE }, 125 { } 126 }; 127 128 static struct hidinput_key_translation powerbook_iso_keyboard[] = { 129 { KEY_GRAVE, KEY_102ND }, 130 { KEY_102ND, KEY_GRAVE }, 131 { } 132 }; 133 134 static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from) 135 { 136 struct hidinput_key_translation *trans; 137 138 /* Look for the translation */ 139 for (trans = table; trans->from; trans++) 140 if (trans->from == from) 141 return trans; 142 143 return NULL; 144 } 145 146 static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input, 147 struct hid_usage *usage, __s32 value) 148 { 149 struct hidinput_key_translation *trans; 150 151 if (usage->code == KEY_FN) { 152 if (value) hid->quirks |= HID_QUIRK_POWERBOOK_FN_ON; 153 else hid->quirks &= ~HID_QUIRK_POWERBOOK_FN_ON; 154 155 input_event(input, usage->type, usage->code, value); 156 157 return 1; 158 } 159 160 if (hid_pb_fnmode) { 161 int do_translate; 162 163 trans = find_translation(powerbook_fn_keys, usage->code); 164 if (trans) { 165 if (test_bit(usage->code, hid->pb_pressed_fn)) 166 do_translate = 1; 167 else if (trans->flags & POWERBOOK_FLAG_FKEY) 168 do_translate = 169 (hid_pb_fnmode == 2 && (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)) || 170 (hid_pb_fnmode == 1 && !(hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)); 171 else 172 do_translate = (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON); 173 174 if (do_translate) { 175 if (value) 176 set_bit(usage->code, hid->pb_pressed_fn); 177 else 178 clear_bit(usage->code, hid->pb_pressed_fn); 179 180 input_event(input, usage->type, trans->to, value); 181 182 return 1; 183 } 184 } 185 186 if (test_bit(usage->code, hid->pb_pressed_numlock) || 187 test_bit(LED_NUML, input->led)) { 188 trans = find_translation(powerbook_numlock_keys, usage->code); 189 190 if (trans) { 191 if (value) 192 set_bit(usage->code, hid->pb_pressed_numlock); 193 else 194 clear_bit(usage->code, hid->pb_pressed_numlock); 195 196 input_event(input, usage->type, trans->to, value); 197 } 198 199 return 1; 200 } 201 } 202 203 if (hid->quirks & HID_QUIRK_POWERBOOK_ISO_KEYBOARD) { 204 trans = find_translation(powerbook_iso_keyboard, usage->code); 205 if (trans) { 206 input_event(input, usage->type, trans->to, value); 207 return 1; 208 } 209 } 210 211 return 0; 212 } 213 214 static void hidinput_pb_setup(struct input_dev *input) 215 { 216 struct hidinput_key_translation *trans; 217 218 set_bit(KEY_NUMLOCK, input->keybit); 219 220 /* Enable all needed keys */ 221 for (trans = powerbook_fn_keys; trans->from; trans++) 222 set_bit(trans->to, input->keybit); 223 224 for (trans = powerbook_numlock_keys; trans->from; trans++) 225 set_bit(trans->to, input->keybit); 226 227 for (trans = powerbook_iso_keyboard; trans->from; trans++) 228 set_bit(trans->to, input->keybit); 229 230 } 231 #else 232 static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input, 233 struct hid_usage *usage, __s32 value) 234 { 235 return 0; 236 } 237 238 static inline void hidinput_pb_setup(struct input_dev *input) 239 { 240 } 241 #endif 242 243 static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field, 244 struct hid_usage *usage) 245 { 246 struct input_dev *input = hidinput->input; 247 struct hid_device *device = input->private; 248 int max = 0, code; 249 unsigned long *bit = NULL; 250 251 field->hidinput = hidinput; 252 253 #ifdef CONFIG_HID_DEBUG 254 printk(KERN_DEBUG "Mapping: "); 255 hid_resolv_usage(usage->hid); 256 printk(" ---> "); 257 #endif 258 259 if (field->flags & HID_MAIN_ITEM_CONSTANT) 260 goto ignore; 261 262 switch (usage->hid & HID_USAGE_PAGE) { 263 264 case HID_UP_UNDEFINED: 265 goto ignore; 266 267 case HID_UP_KEYBOARD: 268 269 set_bit(EV_REP, input->evbit); 270 271 if ((usage->hid & HID_USAGE) < 256) { 272 if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore; 273 map_key_clear(hid_keyboard[usage->hid & HID_USAGE]); 274 } else 275 map_key(KEY_UNKNOWN); 276 277 break; 278 279 case HID_UP_BUTTON: 280 281 code = ((usage->hid - 1) & 0xf); 282 283 switch (field->application) { 284 case HID_GD_MOUSE: 285 case HID_GD_POINTER: code += 0x110; break; 286 case HID_GD_JOYSTICK: code += 0x120; break; 287 case HID_GD_GAMEPAD: code += 0x130; break; 288 default: 289 switch (field->physical) { 290 case HID_GD_MOUSE: 291 case HID_GD_POINTER: code += 0x110; break; 292 case HID_GD_JOYSTICK: code += 0x120; break; 293 case HID_GD_GAMEPAD: code += 0x130; break; 294 default: code += 0x100; 295 } 296 } 297 298 map_key(code); 299 break; 300 301 302 case HID_UP_SIMULATION: 303 304 switch (usage->hid & 0xffff) { 305 case 0xba: map_abs(ABS_RUDDER); break; 306 case 0xbb: map_abs(ABS_THROTTLE); break; 307 case 0xc4: map_abs(ABS_GAS); break; 308 case 0xc5: map_abs(ABS_BRAKE); break; 309 case 0xc8: map_abs(ABS_WHEEL); break; 310 default: goto ignore; 311 } 312 break; 313 314 case HID_UP_GENDESK: 315 316 if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */ 317 switch (usage->hid & 0xf) { 318 case 0x1: map_key_clear(KEY_POWER); break; 319 case 0x2: map_key_clear(KEY_SLEEP); break; 320 case 0x3: map_key_clear(KEY_WAKEUP); break; 321 default: goto unknown; 322 } 323 break; 324 } 325 326 if ((usage->hid & 0xf0) == 0x90) { /* D-pad */ 327 switch (usage->hid) { 328 case HID_GD_UP: usage->hat_dir = 1; break; 329 case HID_GD_DOWN: usage->hat_dir = 5; break; 330 case HID_GD_RIGHT: usage->hat_dir = 3; break; 331 case HID_GD_LEFT: usage->hat_dir = 7; break; 332 default: goto unknown; 333 } 334 if (field->dpad) { 335 map_abs(field->dpad); 336 goto ignore; 337 } 338 map_abs(ABS_HAT0X); 339 break; 340 } 341 342 switch (usage->hid) { 343 344 /* These usage IDs map directly to the usage codes. */ 345 case HID_GD_X: case HID_GD_Y: case HID_GD_Z: 346 case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ: 347 case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL: 348 if (field->flags & HID_MAIN_ITEM_RELATIVE) 349 map_rel(usage->hid & 0xf); 350 else 351 map_abs(usage->hid & 0xf); 352 break; 353 354 case HID_GD_HATSWITCH: 355 usage->hat_min = field->logical_minimum; 356 usage->hat_max = field->logical_maximum; 357 map_abs(ABS_HAT0X); 358 break; 359 360 case HID_GD_START: map_key_clear(BTN_START); break; 361 case HID_GD_SELECT: map_key_clear(BTN_SELECT); break; 362 363 default: goto unknown; 364 } 365 366 break; 367 368 case HID_UP_LED: 369 370 switch (usage->hid & 0xffff) { /* HID-Value: */ 371 case 0x01: map_led (LED_NUML); break; /* "Num Lock" */ 372 case 0x02: map_led (LED_CAPSL); break; /* "Caps Lock" */ 373 case 0x03: map_led (LED_SCROLLL); break; /* "Scroll Lock" */ 374 case 0x04: map_led (LED_COMPOSE); break; /* "Compose" */ 375 case 0x05: map_led (LED_KANA); break; /* "Kana" */ 376 case 0x27: map_led (LED_SLEEP); break; /* "Stand-By" */ 377 case 0x4c: map_led (LED_SUSPEND); break; /* "System Suspend" */ 378 case 0x09: map_led (LED_MUTE); break; /* "Mute" */ 379 case 0x4b: map_led (LED_MISC); break; /* "Generic Indicator" */ 380 case 0x19: map_led (LED_MAIL); break; /* "Message Waiting" */ 381 case 0x4d: map_led (LED_CHARGING); break; /* "External Power Connected" */ 382 383 default: goto ignore; 384 } 385 break; 386 387 case HID_UP_DIGITIZER: 388 389 switch (usage->hid & 0xff) { 390 391 case 0x30: /* TipPressure */ 392 if (!test_bit(BTN_TOUCH, input->keybit)) { 393 device->quirks |= HID_QUIRK_NOTOUCH; 394 set_bit(EV_KEY, input->evbit); 395 set_bit(BTN_TOUCH, input->keybit); 396 } 397 398 map_abs_clear(ABS_PRESSURE); 399 break; 400 401 case 0x32: /* InRange */ 402 switch (field->physical & 0xff) { 403 case 0x21: map_key(BTN_TOOL_MOUSE); break; 404 case 0x22: map_key(BTN_TOOL_FINGER); break; 405 default: map_key(BTN_TOOL_PEN); break; 406 } 407 break; 408 409 case 0x3c: /* Invert */ 410 map_key_clear(BTN_TOOL_RUBBER); 411 break; 412 413 case 0x33: /* Touch */ 414 case 0x42: /* TipSwitch */ 415 case 0x43: /* TipSwitch2 */ 416 device->quirks &= ~HID_QUIRK_NOTOUCH; 417 map_key_clear(BTN_TOUCH); 418 break; 419 420 case 0x44: /* BarrelSwitch */ 421 map_key_clear(BTN_STYLUS); 422 break; 423 424 default: goto unknown; 425 } 426 break; 427 428 case HID_UP_CONSUMER: /* USB HUT v1.1, pages 56-62 */ 429 430 switch (usage->hid & HID_USAGE) { 431 case 0x000: goto ignore; 432 case 0x034: map_key_clear(KEY_SLEEP); break; 433 case 0x036: map_key_clear(BTN_MISC); break; 434 case 0x040: map_key_clear(KEY_MENU); break; 435 case 0x045: map_key_clear(KEY_RADIO); break; 436 437 case 0x083: map_key_clear(KEY_LAST); break; 438 case 0x088: map_key_clear(KEY_PC); break; 439 case 0x089: map_key_clear(KEY_TV); break; 440 case 0x08a: map_key_clear(KEY_WWW); break; 441 case 0x08b: map_key_clear(KEY_DVD); break; 442 case 0x08c: map_key_clear(KEY_PHONE); break; 443 case 0x08d: map_key_clear(KEY_PROGRAM); break; 444 case 0x08e: map_key_clear(KEY_VIDEOPHONE); break; 445 case 0x08f: map_key_clear(KEY_GAMES); break; 446 case 0x090: map_key_clear(KEY_MEMO); break; 447 case 0x091: map_key_clear(KEY_CD); break; 448 case 0x092: map_key_clear(KEY_VCR); break; 449 case 0x093: map_key_clear(KEY_TUNER); break; 450 case 0x094: map_key_clear(KEY_EXIT); break; 451 case 0x095: map_key_clear(KEY_HELP); break; 452 case 0x096: map_key_clear(KEY_TAPE); break; 453 case 0x097: map_key_clear(KEY_TV2); break; 454 case 0x098: map_key_clear(KEY_SAT); break; 455 case 0x09a: map_key_clear(KEY_PVR); break; 456 457 case 0x09c: map_key_clear(KEY_CHANNELUP); break; 458 case 0x09d: map_key_clear(KEY_CHANNELDOWN); break; 459 case 0x0a0: map_key_clear(KEY_VCR2); break; 460 461 case 0x0b0: map_key_clear(KEY_PLAY); break; 462 case 0x0b1: map_key_clear(KEY_PAUSE); break; 463 case 0x0b2: map_key_clear(KEY_RECORD); break; 464 case 0x0b3: map_key_clear(KEY_FASTFORWARD); break; 465 case 0x0b4: map_key_clear(KEY_REWIND); break; 466 case 0x0b5: map_key_clear(KEY_NEXTSONG); break; 467 case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break; 468 case 0x0b7: map_key_clear(KEY_STOPCD); break; 469 case 0x0b8: map_key_clear(KEY_EJECTCD); break; 470 471 case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break; 472 case 0x0e0: map_abs_clear(ABS_VOLUME); break; 473 case 0x0e2: map_key_clear(KEY_MUTE); break; 474 case 0x0e5: map_key_clear(KEY_BASSBOOST); break; 475 case 0x0e9: map_key_clear(KEY_VOLUMEUP); break; 476 case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break; 477 case 0x183: map_key_clear(KEY_CONFIG); break; 478 case 0x184: map_key_clear(KEY_WORDPROCESSOR); break; 479 case 0x185: map_key_clear(KEY_EDITOR); break; 480 case 0x186: map_key_clear(KEY_SPREADSHEET); break; 481 case 0x187: map_key_clear(KEY_GRAPHICSEDITOR); break; 482 case 0x188: map_key_clear(KEY_PRESENTATION); break; 483 case 0x189: map_key_clear(KEY_DATABASE); break; 484 case 0x18a: map_key_clear(KEY_MAIL); break; 485 case 0x18b: map_key_clear(KEY_NEWS); break; 486 case 0x18c: map_key_clear(KEY_VOICEMAIL); break; 487 case 0x18d: map_key_clear(KEY_ADDRESSBOOK); break; 488 case 0x18e: map_key_clear(KEY_CALENDAR); break; 489 case 0x191: map_key_clear(KEY_FINANCE); break; 490 case 0x192: map_key_clear(KEY_CALC); break; 491 case 0x194: map_key_clear(KEY_FILE); break; 492 case 0x196: map_key_clear(KEY_WWW); break; 493 case 0x19e: map_key_clear(KEY_COFFEE); break; 494 case 0x1a6: map_key_clear(KEY_HELP); break; 495 case 0x1a7: map_key_clear(KEY_DOCUMENTS); break; 496 case 0x1bc: map_key_clear(KEY_MESSENGER); break; 497 case 0x1bd: map_key_clear(KEY_INFO); break; 498 case 0x201: map_key_clear(KEY_NEW); break; 499 case 0x202: map_key_clear(KEY_OPEN); break; 500 case 0x203: map_key_clear(KEY_CLOSE); break; 501 case 0x204: map_key_clear(KEY_EXIT); break; 502 case 0x207: map_key_clear(KEY_SAVE); break; 503 case 0x208: map_key_clear(KEY_PRINT); break; 504 case 0x209: map_key_clear(KEY_PROPS); break; 505 case 0x21a: map_key_clear(KEY_UNDO); break; 506 case 0x21b: map_key_clear(KEY_COPY); break; 507 case 0x21c: map_key_clear(KEY_CUT); break; 508 case 0x21d: map_key_clear(KEY_PASTE); break; 509 case 0x221: map_key_clear(KEY_FIND); break; 510 case 0x223: map_key_clear(KEY_HOMEPAGE); break; 511 case 0x224: map_key_clear(KEY_BACK); break; 512 case 0x225: map_key_clear(KEY_FORWARD); break; 513 case 0x226: map_key_clear(KEY_STOP); break; 514 case 0x227: map_key_clear(KEY_REFRESH); break; 515 case 0x22a: map_key_clear(KEY_BOOKMARKS); break; 516 case 0x22d: map_key_clear(KEY_ZOOMIN); break; 517 case 0x22e: map_key_clear(KEY_ZOOMOUT); break; 518 case 0x22f: map_key_clear(KEY_ZOOMRESET); break; 519 case 0x233: map_key_clear(KEY_SCROLLUP); break; 520 case 0x234: map_key_clear(KEY_SCROLLDOWN); break; 521 case 0x238: map_rel(REL_HWHEEL); break; 522 case 0x25f: map_key_clear(KEY_CANCEL); break; 523 case 0x279: map_key_clear(KEY_REDO); break; 524 525 case 0x289: map_key_clear(KEY_REPLY); break; 526 case 0x28b: map_key_clear(KEY_FORWARDMAIL); break; 527 case 0x28c: map_key_clear(KEY_SEND); break; 528 529 /* Reported on a Cherry Cymotion keyboard */ 530 case 0x301: map_key_clear(KEY_PROG1); break; 531 case 0x302: map_key_clear(KEY_PROG2); break; 532 case 0x303: map_key_clear(KEY_PROG3); break; 533 534 /* Reported on Logitech S510 wireless keyboard */ 535 case 0x101f: map_key_clear(KEY_ZOOMIN); break; 536 case 0x1020: map_key_clear(KEY_ZOOMOUT); break; 537 case 0x1021: map_key_clear(KEY_ZOOMRESET); break; 538 /* this one is marked as 'Rotate' */ 539 case 0x1028: map_key_clear(KEY_ANGLE); break; 540 case 0x1029: map_key_clear(KEY_SHUFFLE); break; 541 case 0x1041: map_key_clear(KEY_BATTERY); break; 542 case 0x1042: map_key_clear(KEY_WORDPROCESSOR); break; 543 case 0x1043: map_key_clear(KEY_SPREADSHEET); break; 544 case 0x1044: map_key_clear(KEY_PRESENTATION); break; 545 case 0x1045: map_key_clear(KEY_UNDO); break; 546 case 0x1046: map_key_clear(KEY_REDO); break; 547 case 0x1047: map_key_clear(KEY_PRINT); break; 548 case 0x1048: map_key_clear(KEY_SAVE); break; 549 case 0x1049: map_key_clear(KEY_PROG1); break; 550 case 0x104a: map_key_clear(KEY_PROG2); break; 551 case 0x104b: map_key_clear(KEY_PROG3); break; 552 case 0x104c: map_key_clear(KEY_PROG4); break; 553 554 default: goto ignore; 555 } 556 break; 557 558 case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */ 559 560 set_bit(EV_REP, input->evbit); 561 switch (usage->hid & HID_USAGE) { 562 case 0x021: map_key_clear(KEY_PRINT); break; 563 case 0x070: map_key_clear(KEY_HP); break; 564 case 0x071: map_key_clear(KEY_CAMERA); break; 565 case 0x072: map_key_clear(KEY_SOUND); break; 566 case 0x073: map_key_clear(KEY_QUESTION); break; 567 case 0x080: map_key_clear(KEY_EMAIL); break; 568 case 0x081: map_key_clear(KEY_CHAT); break; 569 case 0x082: map_key_clear(KEY_SEARCH); break; 570 case 0x083: map_key_clear(KEY_CONNECT); break; 571 case 0x084: map_key_clear(KEY_FINANCE); break; 572 case 0x085: map_key_clear(KEY_SPORT); break; 573 case 0x086: map_key_clear(KEY_SHOP); break; 574 default: goto ignore; 575 } 576 break; 577 578 case HID_UP_MSVENDOR: 579 goto ignore; 580 581 case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */ 582 583 set_bit(EV_REP, input->evbit); 584 switch(usage->hid & HID_USAGE) { 585 case 0x003: 586 /* The fn key on Apple PowerBooks */ 587 map_key_clear(KEY_FN); 588 hidinput_pb_setup(input); 589 break; 590 591 default: goto ignore; 592 } 593 break; 594 595 case HID_UP_LOGIVENDOR: /* Reported on Logitech Ultra X Media Remote */ 596 597 set_bit(EV_REP, input->evbit); 598 switch(usage->hid & HID_USAGE) { 599 case 0x004: map_key_clear(KEY_AGAIN); break; 600 case 0x00d: map_key_clear(KEY_HOME); break; 601 case 0x024: map_key_clear(KEY_SHUFFLE); break; 602 case 0x025: map_key_clear(KEY_TV); break; 603 case 0x026: map_key_clear(KEY_MENU); break; 604 case 0x031: map_key_clear(KEY_AUDIO); break; 605 case 0x032: map_key_clear(KEY_TEXT); break; 606 case 0x033: map_key_clear(KEY_LAST); break; 607 case 0x047: map_key_clear(KEY_MP3); break; 608 case 0x048: map_key_clear(KEY_DVD); break; 609 case 0x049: map_key_clear(KEY_MEDIA); break; 610 case 0x04a: map_key_clear(KEY_VIDEO); break; 611 case 0x04b: map_key_clear(KEY_ANGLE); break; 612 case 0x04c: map_key_clear(KEY_LANGUAGE); break; 613 case 0x04d: map_key_clear(KEY_SUBTITLE); break; 614 case 0x051: map_key_clear(KEY_RED); break; 615 case 0x052: map_key_clear(KEY_CLOSE); break; 616 default: goto ignore; 617 } 618 break; 619 620 case HID_UP_PID: 621 622 switch(usage->hid & HID_USAGE) { 623 case 0xa4: map_key_clear(BTN_DEAD); break; 624 default: goto ignore; 625 } 626 break; 627 628 default: 629 unknown: 630 if (field->report_size == 1) { 631 if (field->report->type == HID_OUTPUT_REPORT) { 632 map_led(LED_MISC); 633 break; 634 } 635 map_key(BTN_MISC); 636 break; 637 } 638 if (field->flags & HID_MAIN_ITEM_RELATIVE) { 639 map_rel(REL_MISC); 640 break; 641 } 642 map_abs(ABS_MISC); 643 break; 644 } 645 646 if (device->quirks & HID_QUIRK_MIGHTYMOUSE) { 647 if (usage->hid == HID_GD_Z) 648 map_rel(REL_HWHEEL); 649 else if (usage->code == BTN_1) 650 map_key(BTN_2); 651 else if (usage->code == BTN_2) 652 map_key(BTN_1); 653 } 654 655 if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) && 656 (usage->type == EV_REL) && (usage->code == REL_WHEEL)) 657 set_bit(REL_HWHEEL, bit); 658 659 if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) 660 || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) 661 goto ignore; 662 663 if ((device->quirks & HID_QUIRK_BAD_RELATIVE_KEYS) && 664 usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE)) 665 field->flags &= ~HID_MAIN_ITEM_RELATIVE; 666 667 set_bit(usage->type, input->evbit); 668 669 if (device->quirks & HID_QUIRK_DUPLICATE_USAGES && 670 (usage->type == EV_KEY || 671 usage->type == EV_REL || 672 usage->type == EV_ABS)) 673 clear_bit(usage->code, bit); 674 675 while (usage->code <= max && test_and_set_bit(usage->code, bit)) 676 usage->code = find_next_zero_bit(bit, max + 1, usage->code); 677 678 if (usage->code > max) 679 goto ignore; 680 681 682 if (usage->type == EV_ABS) { 683 684 int a = field->logical_minimum; 685 int b = field->logical_maximum; 686 687 if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) { 688 a = field->logical_minimum = 0; 689 b = field->logical_maximum = 255; 690 } 691 692 if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK) 693 input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4); 694 else input_set_abs_params(input, usage->code, a, b, 0, 0); 695 696 } 697 698 if (usage->type == EV_ABS && 699 (usage->hat_min < usage->hat_max || usage->hat_dir)) { 700 int i; 701 for (i = usage->code; i < usage->code + 2 && i <= max; i++) { 702 input_set_abs_params(input, i, -1, 1, 0, 0); 703 set_bit(i, input->absbit); 704 } 705 if (usage->hat_dir && !field->dpad) 706 field->dpad = usage->code; 707 } 708 709 hid_resolv_event(usage->type, usage->code); 710 #ifdef CONFIG_HID_DEBUG 711 printk("\n"); 712 #endif 713 return; 714 715 ignore: 716 #ifdef CONFIG_HID_DEBUG 717 printk("IGNORED\n"); 718 #endif 719 return; 720 } 721 722 void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value) 723 { 724 struct input_dev *input; 725 int *quirks = &hid->quirks; 726 727 if (!field->hidinput) 728 return; 729 730 input = field->hidinput->input; 731 732 if (!usage->type) 733 return; 734 735 if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) 736 || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) { 737 if (value) hid->quirks |= HID_QUIRK_2WHEEL_MOUSE_HACK_ON; 738 else hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON; 739 return; 740 } 741 742 if ((hid->quirks & HID_QUIRK_INVERT_HWHEEL) && (usage->code == REL_HWHEEL)) { 743 input_event(input, usage->type, usage->code, -value); 744 return; 745 } 746 747 if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) { 748 input_event(input, usage->type, REL_HWHEEL, value); 749 return; 750 } 751 752 if ((hid->quirks & HID_QUIRK_POWERBOOK_HAS_FN) && hidinput_pb_event(hid, input, usage, value)) 753 return; 754 755 if (usage->hat_min < usage->hat_max || usage->hat_dir) { 756 int hat_dir = usage->hat_dir; 757 if (!hat_dir) 758 hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1; 759 if (hat_dir < 0 || hat_dir > 8) hat_dir = 0; 760 input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x); 761 input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y); 762 return; 763 } 764 765 if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */ 766 *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT); 767 return; 768 } 769 770 if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */ 771 if (value) { 772 input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1); 773 return; 774 } 775 input_event(input, usage->type, usage->code, 0); 776 input_event(input, usage->type, BTN_TOOL_RUBBER, 0); 777 return; 778 } 779 780 if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */ 781 int a = field->logical_minimum; 782 int b = field->logical_maximum; 783 input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3)); 784 } 785 786 if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */ 787 dbg("Maximum Effects - %d",value); 788 return; 789 } 790 791 if (usage->hid == (HID_UP_PID | 0x7fUL)) { 792 dbg("PID Pool Report\n"); 793 return; 794 } 795 796 if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */ 797 return; 798 799 input_event(input, usage->type, usage->code, value); 800 801 if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY)) 802 input_event(input, usage->type, usage->code, 0); 803 } 804 805 void hidinput_report_event(struct hid_device *hid, struct hid_report *report) 806 { 807 struct hid_input *hidinput; 808 809 list_for_each_entry(hidinput, &hid->inputs, list) 810 input_sync(hidinput->input); 811 } 812 EXPORT_SYMBOL_GPL(hidinput_report_event); 813 814 int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field) 815 { 816 struct hid_report *report; 817 int i, j; 818 819 list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) { 820 for (i = 0; i < report->maxfield; i++) { 821 *field = report->field[i]; 822 for (j = 0; j < (*field)->maxusage; j++) 823 if ((*field)->usage[j].type == type && (*field)->usage[j].code == code) 824 return j; 825 } 826 } 827 return -1; 828 } 829 EXPORT_SYMBOL_GPL(hidinput_find_field); 830 831 static int hidinput_open(struct input_dev *dev) 832 { 833 struct hid_device *hid = dev->private; 834 return hid->hid_open(hid); 835 } 836 837 static void hidinput_close(struct input_dev *dev) 838 { 839 struct hid_device *hid = dev->private; 840 hid->hid_close(hid); 841 } 842 843 /* 844 * Register the input device; print a message. 845 * Configure the input layer interface 846 * Read all reports and initialize the absolute field values. 847 */ 848 849 int hidinput_connect(struct hid_device *hid) 850 { 851 struct hid_report *report; 852 struct hid_input *hidinput = NULL; 853 struct input_dev *input_dev; 854 int i, j, k; 855 int max_report_type = HID_OUTPUT_REPORT; 856 857 INIT_LIST_HEAD(&hid->inputs); 858 859 for (i = 0; i < hid->maxcollection; i++) 860 if (hid->collection[i].type == HID_COLLECTION_APPLICATION || 861 hid->collection[i].type == HID_COLLECTION_PHYSICAL) 862 if (IS_INPUT_APPLICATION(hid->collection[i].usage)) 863 break; 864 865 if (i == hid->maxcollection) 866 return -1; 867 868 if (hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS) 869 max_report_type = HID_INPUT_REPORT; 870 871 for (k = HID_INPUT_REPORT; k <= max_report_type; k++) 872 list_for_each_entry(report, &hid->report_enum[k].report_list, list) { 873 874 if (!report->maxfield) 875 continue; 876 877 if (!hidinput) { 878 hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL); 879 input_dev = input_allocate_device(); 880 if (!hidinput || !input_dev) { 881 kfree(hidinput); 882 input_free_device(input_dev); 883 err("Out of memory during hid input probe"); 884 return -1; 885 } 886 887 input_dev->private = hid; 888 input_dev->event = hid->hidinput_input_event; 889 input_dev->open = hidinput_open; 890 input_dev->close = hidinput_close; 891 892 input_dev->name = hid->name; 893 input_dev->phys = hid->phys; 894 input_dev->uniq = hid->uniq; 895 input_dev->id.bustype = hid->bus; 896 input_dev->id.vendor = hid->vendor; 897 input_dev->id.product = hid->product; 898 input_dev->id.version = hid->version; 899 input_dev->cdev.dev = hid->dev; 900 hidinput->input = input_dev; 901 list_add_tail(&hidinput->list, &hid->inputs); 902 } 903 904 for (i = 0; i < report->maxfield; i++) 905 for (j = 0; j < report->field[i]->maxusage; j++) 906 hidinput_configure_usage(hidinput, report->field[i], 907 report->field[i]->usage + j); 908 909 if (hid->quirks & HID_QUIRK_MULTI_INPUT) { 910 /* This will leave hidinput NULL, so that it 911 * allocates another one if we have more inputs on 912 * the same interface. Some devices (e.g. Happ's 913 * UGCI) cram a lot of unrelated inputs into the 914 * same interface. */ 915 hidinput->report = report; 916 input_register_device(hidinput->input); 917 hidinput = NULL; 918 } 919 } 920 921 if (hidinput) 922 input_register_device(hidinput->input); 923 924 return 0; 925 } 926 EXPORT_SYMBOL_GPL(hidinput_connect); 927 928 void hidinput_disconnect(struct hid_device *hid) 929 { 930 struct hid_input *hidinput, *next; 931 932 list_for_each_entry_safe(hidinput, next, &hid->inputs, list) { 933 list_del(&hidinput->list); 934 input_unregister_device(hidinput->input); 935 kfree(hidinput); 936 } 937 } 938 EXPORT_SYMBOL_GPL(hidinput_disconnect); 939 940