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 inline int match_scancode(int code, int scancode) 244 { 245 if (scancode == 0) 246 return 1; 247 return ((code & (HID_USAGE_PAGE | HID_USAGE)) == scancode); 248 } 249 250 static inline int match_keycode(int code, int keycode) 251 { 252 if (keycode == 0) 253 return 1; 254 return (code == keycode); 255 } 256 257 static struct hid_usage *hidinput_find_key(struct hid_device *hid, 258 int scancode, int keycode) 259 { 260 int i, j, k; 261 struct hid_report *report; 262 struct hid_usage *usage; 263 264 for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) { 265 list_for_each_entry(report, &hid->report_enum[k].report_list, list) { 266 for (i = 0; i < report->maxfield; i++) { 267 for ( j = 0; j < report->field[i]->maxusage; j++) { 268 usage = report->field[i]->usage + j; 269 if (usage->type == EV_KEY && 270 match_scancode(usage->hid, scancode) && 271 match_keycode(usage->code, keycode)) 272 return usage; 273 } 274 } 275 } 276 } 277 return NULL; 278 } 279 280 static int hidinput_getkeycode(struct input_dev *dev, int scancode, 281 int *keycode) 282 { 283 struct hid_device *hid = dev->private; 284 struct hid_usage *usage; 285 286 usage = hidinput_find_key(hid, scancode, 0); 287 if (usage) { 288 *keycode = usage->code; 289 return 0; 290 } 291 return -EINVAL; 292 } 293 294 static int hidinput_setkeycode(struct input_dev *dev, int scancode, 295 int keycode) 296 { 297 struct hid_device *hid = dev->private; 298 struct hid_usage *usage; 299 int old_keycode; 300 301 if (keycode < 0 || keycode > KEY_MAX) 302 return -EINVAL; 303 304 usage = hidinput_find_key(hid, scancode, 0); 305 if (usage) { 306 old_keycode = usage->code; 307 usage->code = keycode; 308 309 clear_bit(old_keycode, dev->keybit); 310 set_bit(usage->code, dev->keybit); 311 #ifdef CONFIG_HID_DEBUG 312 printk (KERN_DEBUG "Assigned keycode %d to HID usage code %x\n", keycode, scancode); 313 #endif 314 /* Set the keybit for the old keycode if the old keycode is used 315 * by another key */ 316 if (hidinput_find_key (hid, 0, old_keycode)) 317 set_bit(old_keycode, dev->keybit); 318 319 return 0; 320 } 321 322 return -EINVAL; 323 } 324 325 326 static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field, 327 struct hid_usage *usage) 328 { 329 struct input_dev *input = hidinput->input; 330 struct hid_device *device = input_get_drvdata(input); 331 int max = 0, code; 332 unsigned long *bit = NULL; 333 334 field->hidinput = hidinput; 335 336 #ifdef CONFIG_HID_DEBUG 337 printk(KERN_DEBUG "Mapping: "); 338 hid_resolv_usage(usage->hid); 339 printk(" ---> "); 340 #endif 341 342 if (field->flags & HID_MAIN_ITEM_CONSTANT) 343 goto ignore; 344 345 switch (usage->hid & HID_USAGE_PAGE) { 346 347 case HID_UP_UNDEFINED: 348 goto ignore; 349 350 case HID_UP_KEYBOARD: 351 352 set_bit(EV_REP, input->evbit); 353 354 if ((usage->hid & HID_USAGE) < 256) { 355 if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore; 356 map_key_clear(hid_keyboard[usage->hid & HID_USAGE]); 357 } else 358 map_key(KEY_UNKNOWN); 359 360 break; 361 362 case HID_UP_BUTTON: 363 364 code = ((usage->hid - 1) & 0xf); 365 366 switch (field->application) { 367 case HID_GD_MOUSE: 368 case HID_GD_POINTER: code += 0x110; break; 369 case HID_GD_JOYSTICK: code += 0x120; break; 370 case HID_GD_GAMEPAD: code += 0x130; break; 371 default: 372 switch (field->physical) { 373 case HID_GD_MOUSE: 374 case HID_GD_POINTER: code += 0x110; break; 375 case HID_GD_JOYSTICK: code += 0x120; break; 376 case HID_GD_GAMEPAD: code += 0x130; break; 377 default: code += 0x100; 378 } 379 } 380 381 map_key(code); 382 break; 383 384 385 case HID_UP_SIMULATION: 386 387 switch (usage->hid & 0xffff) { 388 case 0xba: map_abs(ABS_RUDDER); break; 389 case 0xbb: map_abs(ABS_THROTTLE); break; 390 case 0xc4: map_abs(ABS_GAS); break; 391 case 0xc5: map_abs(ABS_BRAKE); break; 392 case 0xc8: map_abs(ABS_WHEEL); break; 393 default: goto ignore; 394 } 395 break; 396 397 case HID_UP_GENDESK: 398 399 if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */ 400 switch (usage->hid & 0xf) { 401 case 0x1: map_key_clear(KEY_POWER); break; 402 case 0x2: map_key_clear(KEY_SLEEP); break; 403 case 0x3: map_key_clear(KEY_WAKEUP); break; 404 default: goto unknown; 405 } 406 break; 407 } 408 409 if ((usage->hid & 0xf0) == 0x90) { /* D-pad */ 410 switch (usage->hid) { 411 case HID_GD_UP: usage->hat_dir = 1; break; 412 case HID_GD_DOWN: usage->hat_dir = 5; break; 413 case HID_GD_RIGHT: usage->hat_dir = 3; break; 414 case HID_GD_LEFT: usage->hat_dir = 7; break; 415 default: goto unknown; 416 } 417 if (field->dpad) { 418 map_abs(field->dpad); 419 goto ignore; 420 } 421 map_abs(ABS_HAT0X); 422 break; 423 } 424 425 switch (usage->hid) { 426 427 /* These usage IDs map directly to the usage codes. */ 428 case HID_GD_X: case HID_GD_Y: case HID_GD_Z: 429 case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ: 430 case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL: 431 if (field->flags & HID_MAIN_ITEM_RELATIVE) 432 map_rel(usage->hid & 0xf); 433 else 434 map_abs(usage->hid & 0xf); 435 break; 436 437 case HID_GD_HATSWITCH: 438 usage->hat_min = field->logical_minimum; 439 usage->hat_max = field->logical_maximum; 440 map_abs(ABS_HAT0X); 441 break; 442 443 case HID_GD_START: map_key_clear(BTN_START); break; 444 case HID_GD_SELECT: map_key_clear(BTN_SELECT); break; 445 446 default: goto unknown; 447 } 448 449 break; 450 451 case HID_UP_LED: 452 453 switch (usage->hid & 0xffff) { /* HID-Value: */ 454 case 0x01: map_led (LED_NUML); break; /* "Num Lock" */ 455 case 0x02: map_led (LED_CAPSL); break; /* "Caps Lock" */ 456 case 0x03: map_led (LED_SCROLLL); break; /* "Scroll Lock" */ 457 case 0x04: map_led (LED_COMPOSE); break; /* "Compose" */ 458 case 0x05: map_led (LED_KANA); break; /* "Kana" */ 459 case 0x27: map_led (LED_SLEEP); break; /* "Stand-By" */ 460 case 0x4c: map_led (LED_SUSPEND); break; /* "System Suspend" */ 461 case 0x09: map_led (LED_MUTE); break; /* "Mute" */ 462 case 0x4b: map_led (LED_MISC); break; /* "Generic Indicator" */ 463 case 0x19: map_led (LED_MAIL); break; /* "Message Waiting" */ 464 case 0x4d: map_led (LED_CHARGING); break; /* "External Power Connected" */ 465 466 default: goto ignore; 467 } 468 break; 469 470 case HID_UP_DIGITIZER: 471 472 switch (usage->hid & 0xff) { 473 474 case 0x30: /* TipPressure */ 475 if (!test_bit(BTN_TOUCH, input->keybit)) { 476 device->quirks |= HID_QUIRK_NOTOUCH; 477 set_bit(EV_KEY, input->evbit); 478 set_bit(BTN_TOUCH, input->keybit); 479 } 480 481 map_abs_clear(ABS_PRESSURE); 482 break; 483 484 case 0x32: /* InRange */ 485 switch (field->physical & 0xff) { 486 case 0x21: map_key(BTN_TOOL_MOUSE); break; 487 case 0x22: map_key(BTN_TOOL_FINGER); break; 488 default: map_key(BTN_TOOL_PEN); break; 489 } 490 break; 491 492 case 0x3c: /* Invert */ 493 map_key_clear(BTN_TOOL_RUBBER); 494 break; 495 496 case 0x33: /* Touch */ 497 case 0x42: /* TipSwitch */ 498 case 0x43: /* TipSwitch2 */ 499 device->quirks &= ~HID_QUIRK_NOTOUCH; 500 map_key_clear(BTN_TOUCH); 501 break; 502 503 case 0x44: /* BarrelSwitch */ 504 map_key_clear(BTN_STYLUS); 505 break; 506 507 default: goto unknown; 508 } 509 break; 510 511 case HID_UP_CONSUMER: /* USB HUT v1.1, pages 56-62 */ 512 513 switch (usage->hid & HID_USAGE) { 514 case 0x000: goto ignore; 515 case 0x034: map_key_clear(KEY_SLEEP); break; 516 case 0x036: map_key_clear(BTN_MISC); break; 517 /* 518 * The next three are reported by Belkin wireless 519 * keyboard (1020:0006). These values are "reserved" 520 * in HUT 1.12. 521 */ 522 case 0x03a: map_key_clear(KEY_SOUND); break; 523 case 0x03b: map_key_clear(KEY_CAMERA); break; 524 case 0x03c: map_key_clear(KEY_DOCUMENTS); break; 525 526 case 0x040: map_key_clear(KEY_MENU); break; 527 case 0x045: map_key_clear(KEY_RADIO); break; 528 529 case 0x083: map_key_clear(KEY_LAST); break; 530 case 0x088: map_key_clear(KEY_PC); break; 531 case 0x089: map_key_clear(KEY_TV); break; 532 case 0x08a: map_key_clear(KEY_WWW); break; 533 case 0x08b: map_key_clear(KEY_DVD); break; 534 case 0x08c: map_key_clear(KEY_PHONE); break; 535 case 0x08d: map_key_clear(KEY_PROGRAM); break; 536 case 0x08e: map_key_clear(KEY_VIDEOPHONE); break; 537 case 0x08f: map_key_clear(KEY_GAMES); break; 538 case 0x090: map_key_clear(KEY_MEMO); break; 539 case 0x091: map_key_clear(KEY_CD); break; 540 case 0x092: map_key_clear(KEY_VCR); break; 541 case 0x093: map_key_clear(KEY_TUNER); break; 542 case 0x094: map_key_clear(KEY_EXIT); break; 543 case 0x095: map_key_clear(KEY_HELP); break; 544 case 0x096: map_key_clear(KEY_TAPE); break; 545 case 0x097: map_key_clear(KEY_TV2); break; 546 case 0x098: map_key_clear(KEY_SAT); break; 547 case 0x09a: map_key_clear(KEY_PVR); break; 548 549 case 0x09c: map_key_clear(KEY_CHANNELUP); break; 550 case 0x09d: map_key_clear(KEY_CHANNELDOWN); break; 551 case 0x0a0: map_key_clear(KEY_VCR2); break; 552 553 case 0x0b0: map_key_clear(KEY_PLAY); break; 554 case 0x0b1: map_key_clear(KEY_PAUSE); break; 555 case 0x0b2: map_key_clear(KEY_RECORD); break; 556 case 0x0b3: map_key_clear(KEY_FASTFORWARD); break; 557 case 0x0b4: map_key_clear(KEY_REWIND); break; 558 case 0x0b5: map_key_clear(KEY_NEXTSONG); break; 559 case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break; 560 case 0x0b7: map_key_clear(KEY_STOPCD); break; 561 case 0x0b8: map_key_clear(KEY_EJECTCD); break; 562 563 case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break; 564 case 0x0e0: map_abs_clear(ABS_VOLUME); break; 565 case 0x0e2: map_key_clear(KEY_MUTE); break; 566 case 0x0e5: map_key_clear(KEY_BASSBOOST); break; 567 case 0x0e9: map_key_clear(KEY_VOLUMEUP); break; 568 case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break; 569 case 0x183: map_key_clear(KEY_CONFIG); break; 570 case 0x184: map_key_clear(KEY_WORDPROCESSOR); break; 571 case 0x185: map_key_clear(KEY_EDITOR); break; 572 case 0x186: map_key_clear(KEY_SPREADSHEET); break; 573 case 0x187: map_key_clear(KEY_GRAPHICSEDITOR); break; 574 case 0x188: map_key_clear(KEY_PRESENTATION); break; 575 case 0x189: map_key_clear(KEY_DATABASE); break; 576 case 0x18a: map_key_clear(KEY_MAIL); break; 577 case 0x18b: map_key_clear(KEY_NEWS); break; 578 case 0x18c: map_key_clear(KEY_VOICEMAIL); break; 579 case 0x18d: map_key_clear(KEY_ADDRESSBOOK); break; 580 case 0x18e: map_key_clear(KEY_CALENDAR); break; 581 case 0x191: map_key_clear(KEY_FINANCE); break; 582 case 0x192: map_key_clear(KEY_CALC); break; 583 case 0x194: map_key_clear(KEY_FILE); break; 584 case 0x196: map_key_clear(KEY_WWW); break; 585 case 0x19e: map_key_clear(KEY_COFFEE); break; 586 case 0x1a6: map_key_clear(KEY_HELP); break; 587 case 0x1a7: map_key_clear(KEY_DOCUMENTS); break; 588 case 0x1bc: map_key_clear(KEY_MESSENGER); break; 589 case 0x1bd: map_key_clear(KEY_INFO); break; 590 case 0x201: map_key_clear(KEY_NEW); break; 591 case 0x202: map_key_clear(KEY_OPEN); break; 592 case 0x203: map_key_clear(KEY_CLOSE); break; 593 case 0x204: map_key_clear(KEY_EXIT); break; 594 case 0x207: map_key_clear(KEY_SAVE); break; 595 case 0x208: map_key_clear(KEY_PRINT); break; 596 case 0x209: map_key_clear(KEY_PROPS); break; 597 case 0x21a: map_key_clear(KEY_UNDO); break; 598 case 0x21b: map_key_clear(KEY_COPY); break; 599 case 0x21c: map_key_clear(KEY_CUT); break; 600 case 0x21d: map_key_clear(KEY_PASTE); break; 601 case 0x221: map_key_clear(KEY_FIND); break; 602 case 0x223: map_key_clear(KEY_HOMEPAGE); break; 603 case 0x224: map_key_clear(KEY_BACK); break; 604 case 0x225: map_key_clear(KEY_FORWARD); break; 605 case 0x226: map_key_clear(KEY_STOP); break; 606 case 0x227: map_key_clear(KEY_REFRESH); break; 607 case 0x22a: map_key_clear(KEY_BOOKMARKS); break; 608 case 0x22d: map_key_clear(KEY_ZOOMIN); break; 609 case 0x22e: map_key_clear(KEY_ZOOMOUT); break; 610 case 0x22f: map_key_clear(KEY_ZOOMRESET); break; 611 case 0x233: map_key_clear(KEY_SCROLLUP); break; 612 case 0x234: map_key_clear(KEY_SCROLLDOWN); break; 613 case 0x238: map_rel(REL_HWHEEL); break; 614 case 0x25f: map_key_clear(KEY_CANCEL); break; 615 case 0x279: map_key_clear(KEY_REDO); break; 616 617 case 0x289: map_key_clear(KEY_REPLY); break; 618 case 0x28b: map_key_clear(KEY_FORWARDMAIL); break; 619 case 0x28c: map_key_clear(KEY_SEND); break; 620 621 /* Reported on a Cherry Cymotion keyboard */ 622 case 0x301: map_key_clear(KEY_PROG1); break; 623 case 0x302: map_key_clear(KEY_PROG2); break; 624 case 0x303: map_key_clear(KEY_PROG3); break; 625 626 /* Reported on certain Logitech wireless keyboards */ 627 case 0x1001: map_key_clear(KEY_MESSENGER); break; 628 case 0x1003: map_key_clear(KEY_SOUND); break; 629 case 0x1004: map_key_clear(KEY_VIDEO); break; 630 case 0x1005: map_key_clear(KEY_AUDIO); break; 631 case 0x100a: map_key_clear(KEY_DOCUMENTS); break; 632 case 0x1011: map_key_clear(KEY_PREVIOUSSONG); break; 633 case 0x1012: map_key_clear(KEY_NEXTSONG); break; 634 case 0x1013: map_key_clear(KEY_CAMERA); break; 635 case 0x1014: map_key_clear(KEY_MESSENGER); break; 636 case 0x1015: map_key_clear(KEY_RECORD); break; 637 case 0x1016: map_key_clear(KEY_PLAYER); break; 638 case 0x1017: map_key_clear(KEY_EJECTCD); break; 639 case 0x1018: map_key_clear(KEY_MEDIA); break; 640 case 0x1019: map_key_clear(KEY_PROG1); break; 641 case 0x101a: map_key_clear(KEY_PROG2); break; 642 case 0x101b: map_key_clear(KEY_PROG3); break; 643 case 0x101f: map_key_clear(KEY_ZOOMIN); break; 644 case 0x1020: map_key_clear(KEY_ZOOMOUT); break; 645 case 0x1021: map_key_clear(KEY_ZOOMRESET); break; 646 case 0x1023: map_key_clear(KEY_CLOSE); break; 647 case 0x1027: map_key_clear(KEY_MENU); break; 648 /* this one is marked as 'Rotate' */ 649 case 0x1028: map_key_clear(KEY_ANGLE); break; 650 case 0x1029: map_key_clear(KEY_SHUFFLE); break; 651 case 0x102a: map_key_clear(KEY_BACK); break; 652 case 0x102b: map_key_clear(KEY_CYCLEWINDOWS); break; 653 case 0x1041: map_key_clear(KEY_BATTERY); break; 654 case 0x1042: map_key_clear(KEY_WORDPROCESSOR); break; 655 case 0x1043: map_key_clear(KEY_SPREADSHEET); break; 656 case 0x1044: map_key_clear(KEY_PRESENTATION); break; 657 case 0x1045: map_key_clear(KEY_UNDO); break; 658 case 0x1046: map_key_clear(KEY_REDO); break; 659 case 0x1047: map_key_clear(KEY_PRINT); break; 660 case 0x1048: map_key_clear(KEY_SAVE); break; 661 case 0x1049: map_key_clear(KEY_PROG1); break; 662 case 0x104a: map_key_clear(KEY_PROG2); break; 663 case 0x104b: map_key_clear(KEY_PROG3); break; 664 case 0x104c: map_key_clear(KEY_PROG4); break; 665 666 default: goto ignore; 667 } 668 break; 669 670 case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */ 671 672 set_bit(EV_REP, input->evbit); 673 switch (usage->hid & HID_USAGE) { 674 case 0x021: map_key_clear(KEY_PRINT); break; 675 case 0x070: map_key_clear(KEY_HP); break; 676 case 0x071: map_key_clear(KEY_CAMERA); break; 677 case 0x072: map_key_clear(KEY_SOUND); break; 678 case 0x073: map_key_clear(KEY_QUESTION); break; 679 case 0x080: map_key_clear(KEY_EMAIL); break; 680 case 0x081: map_key_clear(KEY_CHAT); break; 681 case 0x082: map_key_clear(KEY_SEARCH); break; 682 case 0x083: map_key_clear(KEY_CONNECT); break; 683 case 0x084: map_key_clear(KEY_FINANCE); break; 684 case 0x085: map_key_clear(KEY_SPORT); break; 685 case 0x086: map_key_clear(KEY_SHOP); break; 686 default: goto ignore; 687 } 688 break; 689 690 case HID_UP_MSVENDOR: 691 goto ignore; 692 693 case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */ 694 695 set_bit(EV_REP, input->evbit); 696 switch(usage->hid & HID_USAGE) { 697 case 0x003: 698 /* The fn key on Apple PowerBooks */ 699 map_key_clear(KEY_FN); 700 hidinput_pb_setup(input); 701 break; 702 703 default: goto ignore; 704 } 705 break; 706 707 case HID_UP_LOGIVENDOR: /* Reported on Logitech Ultra X Media Remote */ 708 709 set_bit(EV_REP, input->evbit); 710 switch(usage->hid & HID_USAGE) { 711 case 0x004: map_key_clear(KEY_AGAIN); break; 712 case 0x00d: map_key_clear(KEY_HOME); break; 713 case 0x024: map_key_clear(KEY_SHUFFLE); break; 714 case 0x025: map_key_clear(KEY_TV); break; 715 case 0x026: map_key_clear(KEY_MENU); break; 716 case 0x031: map_key_clear(KEY_AUDIO); break; 717 case 0x032: map_key_clear(KEY_TEXT); break; 718 case 0x033: map_key_clear(KEY_LAST); break; 719 case 0x047: map_key_clear(KEY_MP3); break; 720 case 0x048: map_key_clear(KEY_DVD); break; 721 case 0x049: map_key_clear(KEY_MEDIA); break; 722 case 0x04a: map_key_clear(KEY_VIDEO); break; 723 case 0x04b: map_key_clear(KEY_ANGLE); break; 724 case 0x04c: map_key_clear(KEY_LANGUAGE); break; 725 case 0x04d: map_key_clear(KEY_SUBTITLE); break; 726 case 0x051: map_key_clear(KEY_RED); break; 727 case 0x052: map_key_clear(KEY_CLOSE); break; 728 default: goto ignore; 729 } 730 break; 731 732 case HID_UP_PID: 733 734 switch(usage->hid & HID_USAGE) { 735 case 0xa4: map_key_clear(BTN_DEAD); break; 736 default: goto ignore; 737 } 738 break; 739 740 default: 741 unknown: 742 if (field->report_size == 1) { 743 if (field->report->type == HID_OUTPUT_REPORT) { 744 map_led(LED_MISC); 745 break; 746 } 747 map_key(BTN_MISC); 748 break; 749 } 750 if (field->flags & HID_MAIN_ITEM_RELATIVE) { 751 map_rel(REL_MISC); 752 break; 753 } 754 map_abs(ABS_MISC); 755 break; 756 } 757 758 if (device->quirks & HID_QUIRK_MIGHTYMOUSE) { 759 if (usage->hid == HID_GD_Z) 760 map_rel(REL_HWHEEL); 761 else if (usage->code == BTN_1) 762 map_key(BTN_2); 763 else if (usage->code == BTN_2) 764 map_key(BTN_1); 765 } 766 767 if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) && 768 (usage->type == EV_REL) && (usage->code == REL_WHEEL)) 769 set_bit(REL_HWHEEL, bit); 770 771 if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) 772 || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) 773 goto ignore; 774 775 if ((device->quirks & HID_QUIRK_BAD_RELATIVE_KEYS) && 776 usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE)) 777 field->flags &= ~HID_MAIN_ITEM_RELATIVE; 778 779 set_bit(usage->type, input->evbit); 780 781 if (device->quirks & HID_QUIRK_DUPLICATE_USAGES && 782 (usage->type == EV_KEY || 783 usage->type == EV_REL || 784 usage->type == EV_ABS)) 785 clear_bit(usage->code, bit); 786 787 while (usage->code <= max && test_and_set_bit(usage->code, bit)) 788 usage->code = find_next_zero_bit(bit, max + 1, usage->code); 789 790 if (usage->code > max) 791 goto ignore; 792 793 794 if (usage->type == EV_ABS) { 795 796 int a = field->logical_minimum; 797 int b = field->logical_maximum; 798 799 if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) { 800 a = field->logical_minimum = 0; 801 b = field->logical_maximum = 255; 802 } 803 804 if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK) 805 input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4); 806 else input_set_abs_params(input, usage->code, a, b, 0, 0); 807 808 } 809 810 if (usage->type == EV_ABS && 811 (usage->hat_min < usage->hat_max || usage->hat_dir)) { 812 int i; 813 for (i = usage->code; i < usage->code + 2 && i <= max; i++) { 814 input_set_abs_params(input, i, -1, 1, 0, 0); 815 set_bit(i, input->absbit); 816 } 817 if (usage->hat_dir && !field->dpad) 818 field->dpad = usage->code; 819 } 820 821 hid_resolv_event(usage->type, usage->code); 822 #ifdef CONFIG_HID_DEBUG 823 printk("\n"); 824 #endif 825 return; 826 827 ignore: 828 #ifdef CONFIG_HID_DEBUG 829 printk("IGNORED\n"); 830 #endif 831 return; 832 } 833 834 void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value) 835 { 836 struct input_dev *input; 837 int *quirks = &hid->quirks; 838 839 if (!field->hidinput) 840 return; 841 842 input = field->hidinput->input; 843 844 if (!usage->type) 845 return; 846 847 if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) 848 || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) { 849 if (value) hid->quirks |= HID_QUIRK_2WHEEL_MOUSE_HACK_ON; 850 else hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON; 851 return; 852 } 853 854 if ((hid->quirks & HID_QUIRK_INVERT_HWHEEL) && (usage->code == REL_HWHEEL)) { 855 input_event(input, usage->type, usage->code, -value); 856 return; 857 } 858 859 if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) { 860 input_event(input, usage->type, REL_HWHEEL, value); 861 return; 862 } 863 864 if ((hid->quirks & HID_QUIRK_POWERBOOK_HAS_FN) && hidinput_pb_event(hid, input, usage, value)) 865 return; 866 867 if (usage->hat_min < usage->hat_max || usage->hat_dir) { 868 int hat_dir = usage->hat_dir; 869 if (!hat_dir) 870 hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1; 871 if (hat_dir < 0 || hat_dir > 8) hat_dir = 0; 872 input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x); 873 input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y); 874 return; 875 } 876 877 if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */ 878 *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT); 879 return; 880 } 881 882 if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */ 883 if (value) { 884 input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1); 885 return; 886 } 887 input_event(input, usage->type, usage->code, 0); 888 input_event(input, usage->type, BTN_TOOL_RUBBER, 0); 889 return; 890 } 891 892 if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */ 893 int a = field->logical_minimum; 894 int b = field->logical_maximum; 895 input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3)); 896 } 897 898 if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */ 899 dbg("Maximum Effects - %d",value); 900 return; 901 } 902 903 if (usage->hid == (HID_UP_PID | 0x7fUL)) { 904 dbg("PID Pool Report\n"); 905 return; 906 } 907 908 if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */ 909 return; 910 911 input_event(input, usage->type, usage->code, value); 912 913 if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY)) 914 input_event(input, usage->type, usage->code, 0); 915 } 916 917 void hidinput_report_event(struct hid_device *hid, struct hid_report *report) 918 { 919 struct hid_input *hidinput; 920 921 list_for_each_entry(hidinput, &hid->inputs, list) 922 input_sync(hidinput->input); 923 } 924 EXPORT_SYMBOL_GPL(hidinput_report_event); 925 926 int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field) 927 { 928 struct hid_report *report; 929 int i, j; 930 931 list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) { 932 for (i = 0; i < report->maxfield; i++) { 933 *field = report->field[i]; 934 for (j = 0; j < (*field)->maxusage; j++) 935 if ((*field)->usage[j].type == type && (*field)->usage[j].code == code) 936 return j; 937 } 938 } 939 return -1; 940 } 941 EXPORT_SYMBOL_GPL(hidinput_find_field); 942 943 static int hidinput_open(struct input_dev *dev) 944 { 945 struct hid_device *hid = input_get_drvdata(dev); 946 947 return hid->hid_open(hid); 948 } 949 950 static void hidinput_close(struct input_dev *dev) 951 { 952 struct hid_device *hid = input_get_drvdata(dev); 953 954 hid->hid_close(hid); 955 } 956 957 /* 958 * Register the input device; print a message. 959 * Configure the input layer interface 960 * Read all reports and initialize the absolute field values. 961 */ 962 963 int hidinput_connect(struct hid_device *hid) 964 { 965 struct hid_report *report; 966 struct hid_input *hidinput = NULL; 967 struct input_dev *input_dev; 968 int i, j, k; 969 int max_report_type = HID_OUTPUT_REPORT; 970 971 INIT_LIST_HEAD(&hid->inputs); 972 973 for (i = 0; i < hid->maxcollection; i++) 974 if (hid->collection[i].type == HID_COLLECTION_APPLICATION || 975 hid->collection[i].type == HID_COLLECTION_PHYSICAL) 976 if (IS_INPUT_APPLICATION(hid->collection[i].usage)) 977 break; 978 979 if (i == hid->maxcollection) 980 return -1; 981 982 if (hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS) 983 max_report_type = HID_INPUT_REPORT; 984 985 for (k = HID_INPUT_REPORT; k <= max_report_type; k++) 986 list_for_each_entry(report, &hid->report_enum[k].report_list, list) { 987 988 if (!report->maxfield) 989 continue; 990 991 if (!hidinput) { 992 hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL); 993 input_dev = input_allocate_device(); 994 if (!hidinput || !input_dev) { 995 kfree(hidinput); 996 input_free_device(input_dev); 997 err("Out of memory during hid input probe"); 998 return -1; 999 } 1000 1001 input_set_drvdata(input_dev, hid); 1002 input_dev->event = hid->hidinput_input_event; 1003 input_dev->open = hidinput_open; 1004 input_dev->close = hidinput_close; 1005 input_dev->setkeycode = hidinput_setkeycode; 1006 input_dev->getkeycode = hidinput_getkeycode; 1007 1008 input_dev->name = hid->name; 1009 input_dev->phys = hid->phys; 1010 input_dev->uniq = hid->uniq; 1011 input_dev->id.bustype = hid->bus; 1012 input_dev->id.vendor = hid->vendor; 1013 input_dev->id.product = hid->product; 1014 input_dev->id.version = hid->version; 1015 input_dev->dev.parent = hid->dev; 1016 hidinput->input = input_dev; 1017 list_add_tail(&hidinput->list, &hid->inputs); 1018 } 1019 1020 for (i = 0; i < report->maxfield; i++) 1021 for (j = 0; j < report->field[i]->maxusage; j++) 1022 hidinput_configure_usage(hidinput, report->field[i], 1023 report->field[i]->usage + j); 1024 1025 if (hid->quirks & HID_QUIRK_MULTI_INPUT) { 1026 /* This will leave hidinput NULL, so that it 1027 * allocates another one if we have more inputs on 1028 * the same interface. Some devices (e.g. Happ's 1029 * UGCI) cram a lot of unrelated inputs into the 1030 * same interface. */ 1031 hidinput->report = report; 1032 input_register_device(hidinput->input); 1033 hidinput = NULL; 1034 } 1035 } 1036 1037 if (hidinput) 1038 input_register_device(hidinput->input); 1039 1040 return 0; 1041 } 1042 EXPORT_SYMBOL_GPL(hidinput_connect); 1043 1044 void hidinput_disconnect(struct hid_device *hid) 1045 { 1046 struct hid_input *hidinput, *next; 1047 1048 list_for_each_entry_safe(hidinput, next, &hid->inputs, list) { 1049 list_del(&hidinput->list); 1050 input_unregister_device(hidinput->input); 1051 kfree(hidinput); 1052 } 1053 } 1054 EXPORT_SYMBOL_GPL(hidinput_disconnect); 1055 1056