1 /* 2 * Copyright (c) 2000-2001 Vojtech Pavlik 3 * Copyright (c) 2006-2007 Jiri Kosina 4 * 5 * HID to Linux Input mapping 6 */ 7 8 /* 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License as published by 11 * the Free Software Foundation; either version 2 of the License, or 12 * (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 22 * 23 * Should you need to contact me, the author, you can do so either by 24 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: 25 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic 26 */ 27 28 #include <linux/module.h> 29 #include <linux/slab.h> 30 #include <linux/kernel.h> 31 32 #include <linux/hid.h> 33 #include <linux/hid-debug.h> 34 35 static int hid_apple_fnmode = 1; 36 module_param_named(pb_fnmode, hid_apple_fnmode, int, 0644); 37 MODULE_PARM_DESC(pb_fnmode, 38 "Mode of fn key on Apple keyboards (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)"); 39 40 #define unk KEY_UNKNOWN 41 42 static const unsigned char hid_keyboard[256] = { 43 0, 0, 0, 0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38, 44 50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44, 2, 3, 45 4, 5, 6, 7, 8, 9, 10, 11, 28, 1, 14, 15, 57, 12, 13, 26, 46 27, 43, 43, 39, 40, 41, 51, 52, 53, 58, 59, 60, 61, 62, 63, 64, 47 65, 66, 67, 68, 87, 88, 99, 70,119,110,102,104,111,107,109,106, 48 105,108,103, 69, 98, 55, 74, 78, 96, 79, 80, 81, 75, 76, 77, 71, 49 72, 73, 82, 83, 86,127,116,117,183,184,185,186,187,188,189,190, 50 191,192,193,194,134,138,130,132,128,129,131,137,133,135,136,113, 51 115,114,unk,unk,unk,121,unk, 89, 93,124, 92, 94, 95,unk,unk,unk, 52 122,123, 90, 91, 85,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, 53 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, 54 unk,unk,unk,unk,unk,unk,179,180,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 29, 42, 56,125, 97, 54,100,126,164,166,165,163,161,115,114,113, 58 150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk 59 }; 60 61 /* extended mapping for certain Logitech hardware (Logitech cordless desktop LX500) */ 62 #define LOGITECH_EXPANDED_KEYMAP_SIZE 80 63 static int logitech_expanded_keymap[LOGITECH_EXPANDED_KEYMAP_SIZE] = { 64 0,216, 0,213,175,156, 0, 0, 0, 0, 65 144, 0, 0, 0, 0, 0, 0, 0, 0,212, 66 174,167,152,161,112, 0, 0, 0,154, 0, 67 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 68 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 69 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 70 0, 0, 0, 0, 0,183,184,185,186,187, 71 188,189,190,191,192,193,194, 0, 0, 0 72 }; 73 74 static const struct { 75 __s32 x; 76 __s32 y; 77 } hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}}; 78 79 #define map_abs(c) do { usage->code = c; usage->type = EV_ABS; bit = input->absbit; max = ABS_MAX; } while (0) 80 #define map_rel(c) do { usage->code = c; usage->type = EV_REL; bit = input->relbit; max = REL_MAX; } while (0) 81 #define map_key(c) do { usage->code = c; usage->type = EV_KEY; bit = input->keybit; max = KEY_MAX; } while (0) 82 #define map_led(c) do { usage->code = c; usage->type = EV_LED; bit = input->ledbit; max = LED_MAX; } while (0) 83 84 #define map_abs_clear(c) do { map_abs(c); clear_bit(c, bit); } while (0) 85 #define map_key_clear(c) do { map_key(c); clear_bit(c, bit); } while (0) 86 87 #ifdef CONFIG_USB_HIDINPUT_POWERBOOK 88 89 struct hidinput_key_translation { 90 u16 from; 91 u16 to; 92 u8 flags; 93 }; 94 95 #define APPLE_FLAG_FKEY 0x01 96 97 static struct hidinput_key_translation apple_fn_keys[] = { 98 { KEY_BACKSPACE, KEY_DELETE }, 99 { KEY_F1, KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY }, 100 { KEY_F2, KEY_BRIGHTNESSUP, APPLE_FLAG_FKEY }, 101 { KEY_F3, KEY_FN_F5, APPLE_FLAG_FKEY }, /* Expos� */ 102 { KEY_F4, KEY_FN_F4, APPLE_FLAG_FKEY }, /* Dashboard */ 103 { KEY_F7, KEY_PREVIOUSSONG, APPLE_FLAG_FKEY }, 104 { KEY_F8, KEY_PLAYPAUSE, APPLE_FLAG_FKEY }, 105 { KEY_F9, KEY_NEXTSONG, APPLE_FLAG_FKEY }, 106 { KEY_F10, KEY_MUTE, APPLE_FLAG_FKEY }, 107 { KEY_F11, KEY_VOLUMEDOWN, APPLE_FLAG_FKEY }, 108 { KEY_F12, KEY_VOLUMEUP, APPLE_FLAG_FKEY }, 109 { KEY_UP, KEY_PAGEUP }, 110 { KEY_DOWN, KEY_PAGEDOWN }, 111 { KEY_LEFT, KEY_HOME }, 112 { KEY_RIGHT, KEY_END }, 113 { } 114 }; 115 116 static struct hidinput_key_translation powerbook_fn_keys[] = { 117 { KEY_BACKSPACE, KEY_DELETE }, 118 { KEY_F1, KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY }, 119 { KEY_F2, KEY_BRIGHTNESSUP, APPLE_FLAG_FKEY }, 120 { KEY_F3, KEY_MUTE, APPLE_FLAG_FKEY }, 121 { KEY_F4, KEY_VOLUMEDOWN, APPLE_FLAG_FKEY }, 122 { KEY_F5, KEY_VOLUMEUP, APPLE_FLAG_FKEY }, 123 { KEY_F6, KEY_NUMLOCK, APPLE_FLAG_FKEY }, 124 { KEY_F7, KEY_SWITCHVIDEOMODE, APPLE_FLAG_FKEY }, 125 { KEY_F8, KEY_KBDILLUMTOGGLE, APPLE_FLAG_FKEY }, 126 { KEY_F9, KEY_KBDILLUMDOWN, APPLE_FLAG_FKEY }, 127 { KEY_F10, KEY_KBDILLUMUP, APPLE_FLAG_FKEY }, 128 { KEY_UP, KEY_PAGEUP }, 129 { KEY_DOWN, KEY_PAGEDOWN }, 130 { KEY_LEFT, KEY_HOME }, 131 { KEY_RIGHT, KEY_END }, 132 { } 133 }; 134 135 static struct hidinput_key_translation powerbook_numlock_keys[] = { 136 { KEY_J, KEY_KP1 }, 137 { KEY_K, KEY_KP2 }, 138 { KEY_L, KEY_KP3 }, 139 { KEY_U, KEY_KP4 }, 140 { KEY_I, KEY_KP5 }, 141 { KEY_O, KEY_KP6 }, 142 { KEY_7, KEY_KP7 }, 143 { KEY_8, KEY_KP8 }, 144 { KEY_9, KEY_KP9 }, 145 { KEY_M, KEY_KP0 }, 146 { KEY_DOT, KEY_KPDOT }, 147 { KEY_SLASH, KEY_KPPLUS }, 148 { KEY_SEMICOLON, KEY_KPMINUS }, 149 { KEY_P, KEY_KPASTERISK }, 150 { KEY_MINUS, KEY_KPEQUAL }, 151 { KEY_0, KEY_KPSLASH }, 152 { KEY_F6, KEY_NUMLOCK }, 153 { KEY_KPENTER, KEY_KPENTER }, 154 { KEY_BACKSPACE, KEY_BACKSPACE }, 155 { } 156 }; 157 158 static struct hidinput_key_translation apple_iso_keyboard[] = { 159 { KEY_GRAVE, KEY_102ND }, 160 { KEY_102ND, KEY_GRAVE }, 161 { } 162 }; 163 164 static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from) 165 { 166 struct hidinput_key_translation *trans; 167 168 /* Look for the translation */ 169 for (trans = table; trans->from; trans++) 170 if (trans->from == from) 171 return trans; 172 173 return NULL; 174 } 175 176 int hidinput_apple_event(struct hid_device *hid, struct input_dev *input, 177 struct hid_usage *usage, __s32 value) 178 { 179 struct hidinput_key_translation *trans; 180 181 if (usage->code == KEY_FN) { 182 if (value) hid->quirks |= HID_QUIRK_APPLE_FN_ON; 183 else hid->quirks &= ~HID_QUIRK_APPLE_FN_ON; 184 185 input_event(input, usage->type, usage->code, value); 186 187 return 1; 188 } 189 190 if (hid_apple_fnmode) { 191 int do_translate; 192 193 trans = find_translation((hid->product < 0x220 || 194 hid->product >= 0x300) ? 195 powerbook_fn_keys : apple_fn_keys, 196 usage->code); 197 if (trans) { 198 if (test_bit(usage->code, hid->apple_pressed_fn)) 199 do_translate = 1; 200 else if (trans->flags & APPLE_FLAG_FKEY) 201 do_translate = 202 (hid_apple_fnmode == 2 && (hid->quirks & HID_QUIRK_APPLE_FN_ON)) || 203 (hid_apple_fnmode == 1 && !(hid->quirks & HID_QUIRK_APPLE_FN_ON)); 204 else 205 do_translate = (hid->quirks & HID_QUIRK_APPLE_FN_ON); 206 207 if (do_translate) { 208 if (value) 209 set_bit(usage->code, hid->apple_pressed_fn); 210 else 211 clear_bit(usage->code, hid->apple_pressed_fn); 212 213 input_event(input, usage->type, trans->to, value); 214 215 return 1; 216 } 217 } 218 219 if (hid->quirks & HID_QUIRK_APPLE_NUMLOCK_EMULATION && ( 220 test_bit(usage->code, hid->pb_pressed_numlock) || 221 test_bit(LED_NUML, input->led))) { 222 trans = find_translation(powerbook_numlock_keys, usage->code); 223 224 if (trans) { 225 if (value) 226 set_bit(usage->code, hid->pb_pressed_numlock); 227 else 228 clear_bit(usage->code, hid->pb_pressed_numlock); 229 230 input_event(input, usage->type, trans->to, value); 231 } 232 233 return 1; 234 } 235 } 236 237 if (hid->quirks & HID_QUIRK_APPLE_ISO_KEYBOARD) { 238 trans = find_translation(apple_iso_keyboard, usage->code); 239 if (trans) { 240 input_event(input, usage->type, trans->to, value); 241 return 1; 242 } 243 } 244 245 return 0; 246 } 247 248 static void hidinput_apple_setup(struct input_dev *input) 249 { 250 struct hidinput_key_translation *trans; 251 252 set_bit(KEY_NUMLOCK, input->keybit); 253 254 /* Enable all needed keys */ 255 for (trans = apple_fn_keys; trans->from; trans++) 256 set_bit(trans->to, input->keybit); 257 258 for (trans = powerbook_fn_keys; trans->from; trans++) 259 set_bit(trans->to, input->keybit); 260 261 for (trans = powerbook_numlock_keys; trans->from; trans++) 262 set_bit(trans->to, input->keybit); 263 264 for (trans = apple_iso_keyboard; trans->from; trans++) 265 set_bit(trans->to, input->keybit); 266 267 } 268 #else 269 inline int hidinput_apple_event(struct hid_device *hid, 270 struct input_dev *input, 271 struct hid_usage *usage, __s32 value) 272 { 273 return 0; 274 } 275 276 static inline void hidinput_apple_setup(struct input_dev *input) 277 { 278 } 279 #endif 280 281 static inline int match_scancode(int code, int scancode) 282 { 283 if (scancode == 0) 284 return 1; 285 return ((code & (HID_USAGE_PAGE | HID_USAGE)) == scancode); 286 } 287 288 static inline int match_keycode(int code, int keycode) 289 { 290 if (keycode == 0) 291 return 1; 292 return (code == keycode); 293 } 294 295 static struct hid_usage *hidinput_find_key(struct hid_device *hid, 296 int scancode, int keycode) 297 { 298 int i, j, k; 299 struct hid_report *report; 300 struct hid_usage *usage; 301 302 for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) { 303 list_for_each_entry(report, &hid->report_enum[k].report_list, list) { 304 for (i = 0; i < report->maxfield; i++) { 305 for ( j = 0; j < report->field[i]->maxusage; j++) { 306 usage = report->field[i]->usage + j; 307 if (usage->type == EV_KEY && 308 match_scancode(usage->hid, scancode) && 309 match_keycode(usage->code, keycode)) 310 return usage; 311 } 312 } 313 } 314 } 315 return NULL; 316 } 317 318 static int hidinput_getkeycode(struct input_dev *dev, int scancode, 319 int *keycode) 320 { 321 struct hid_device *hid = input_get_drvdata(dev); 322 struct hid_usage *usage; 323 324 usage = hidinput_find_key(hid, scancode, 0); 325 if (usage) { 326 *keycode = usage->code; 327 return 0; 328 } 329 return -EINVAL; 330 } 331 332 static int hidinput_setkeycode(struct input_dev *dev, int scancode, 333 int keycode) 334 { 335 struct hid_device *hid = input_get_drvdata(dev); 336 struct hid_usage *usage; 337 int old_keycode; 338 339 if (keycode < 0 || keycode > KEY_MAX) 340 return -EINVAL; 341 342 usage = hidinput_find_key(hid, scancode, 0); 343 if (usage) { 344 old_keycode = usage->code; 345 usage->code = keycode; 346 347 clear_bit(old_keycode, dev->keybit); 348 set_bit(usage->code, dev->keybit); 349 dbg_hid(KERN_DEBUG "Assigned keycode %d to HID usage code %x\n", keycode, scancode); 350 /* Set the keybit for the old keycode if the old keycode is used 351 * by another key */ 352 if (hidinput_find_key (hid, 0, old_keycode)) 353 set_bit(old_keycode, dev->keybit); 354 355 return 0; 356 } 357 358 return -EINVAL; 359 } 360 361 362 static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field, 363 struct hid_usage *usage) 364 { 365 struct input_dev *input = hidinput->input; 366 struct hid_device *device = input_get_drvdata(input); 367 int max = 0, code, ret; 368 unsigned long *bit = NULL; 369 370 field->hidinput = hidinput; 371 372 dbg_hid("Mapping: "); 373 hid_resolv_usage(usage->hid); 374 dbg_hid_line(" ---> "); 375 376 if (field->flags & HID_MAIN_ITEM_CONSTANT) 377 goto ignore; 378 379 /* only LED usages are supported in output fields */ 380 if (field->report_type == HID_OUTPUT_REPORT && 381 (usage->hid & HID_USAGE_PAGE) != HID_UP_LED) { 382 dbg_hid_line(" [non-LED output field] "); 383 goto ignore; 384 } 385 386 /* handle input mappings for quirky devices */ 387 ret = hidinput_mapping_quirks(usage, input, &bit, &max); 388 if (ret) 389 goto mapped; 390 391 switch (usage->hid & HID_USAGE_PAGE) { 392 393 case HID_UP_UNDEFINED: 394 goto ignore; 395 396 case HID_UP_KEYBOARD: 397 398 set_bit(EV_REP, input->evbit); 399 400 if ((usage->hid & HID_USAGE) < 256) { 401 if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore; 402 map_key_clear(hid_keyboard[usage->hid & HID_USAGE]); 403 } else 404 map_key(KEY_UNKNOWN); 405 406 break; 407 408 case HID_UP_BUTTON: 409 410 code = ((usage->hid - 1) & 0xf); 411 412 switch (field->application) { 413 case HID_GD_MOUSE: 414 case HID_GD_POINTER: code += 0x110; break; 415 case HID_GD_JOYSTICK: code += 0x120; break; 416 case HID_GD_GAMEPAD: code += 0x130; break; 417 default: 418 switch (field->physical) { 419 case HID_GD_MOUSE: 420 case HID_GD_POINTER: code += 0x110; break; 421 case HID_GD_JOYSTICK: code += 0x120; break; 422 case HID_GD_GAMEPAD: code += 0x130; break; 423 default: code += 0x100; 424 } 425 } 426 427 /* Special handling for Logitech Cordless Desktop */ 428 if (field->application != HID_GD_MOUSE) { 429 if (device->quirks & HID_QUIRK_LOGITECH_EXPANDED_KEYMAP) { 430 int hid = usage->hid & HID_USAGE; 431 if (hid < LOGITECH_EXPANDED_KEYMAP_SIZE && logitech_expanded_keymap[hid] != 0) 432 code = logitech_expanded_keymap[hid]; 433 } 434 } else { 435 if (device->quirks & HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL) { 436 int hid = usage->hid & HID_USAGE; 437 if (hid == 7 || hid == 8) 438 goto ignore; 439 } 440 } 441 442 map_key(code); 443 break; 444 445 446 case HID_UP_SIMULATION: 447 448 switch (usage->hid & 0xffff) { 449 case 0xba: map_abs(ABS_RUDDER); break; 450 case 0xbb: map_abs(ABS_THROTTLE); break; 451 case 0xc4: map_abs(ABS_GAS); break; 452 case 0xc5: map_abs(ABS_BRAKE); break; 453 case 0xc8: map_abs(ABS_WHEEL); break; 454 default: goto ignore; 455 } 456 break; 457 458 case HID_UP_GENDESK: 459 460 if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */ 461 switch (usage->hid & 0xf) { 462 case 0x1: map_key_clear(KEY_POWER); break; 463 case 0x2: map_key_clear(KEY_SLEEP); break; 464 case 0x3: map_key_clear(KEY_WAKEUP); break; 465 default: goto unknown; 466 } 467 break; 468 } 469 470 if ((usage->hid & 0xf0) == 0x90) { /* D-pad */ 471 switch (usage->hid) { 472 case HID_GD_UP: usage->hat_dir = 1; break; 473 case HID_GD_DOWN: usage->hat_dir = 5; break; 474 case HID_GD_RIGHT: usage->hat_dir = 3; break; 475 case HID_GD_LEFT: usage->hat_dir = 7; break; 476 default: goto unknown; 477 } 478 if (field->dpad) { 479 map_abs(field->dpad); 480 goto ignore; 481 } 482 map_abs(ABS_HAT0X); 483 break; 484 } 485 486 switch (usage->hid) { 487 488 /* These usage IDs map directly to the usage codes. */ 489 case HID_GD_X: case HID_GD_Y: case HID_GD_Z: 490 case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ: 491 case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL: 492 if (field->flags & HID_MAIN_ITEM_RELATIVE) 493 map_rel(usage->hid & 0xf); 494 else 495 map_abs(usage->hid & 0xf); 496 break; 497 498 case HID_GD_HATSWITCH: 499 usage->hat_min = field->logical_minimum; 500 usage->hat_max = field->logical_maximum; 501 map_abs(ABS_HAT0X); 502 break; 503 504 case HID_GD_START: map_key_clear(BTN_START); break; 505 case HID_GD_SELECT: map_key_clear(BTN_SELECT); break; 506 507 default: goto unknown; 508 } 509 510 break; 511 512 case HID_UP_LED: 513 514 switch (usage->hid & 0xffff) { /* HID-Value: */ 515 case 0x01: map_led (LED_NUML); break; /* "Num Lock" */ 516 case 0x02: map_led (LED_CAPSL); break; /* "Caps Lock" */ 517 case 0x03: map_led (LED_SCROLLL); break; /* "Scroll Lock" */ 518 case 0x04: map_led (LED_COMPOSE); break; /* "Compose" */ 519 case 0x05: map_led (LED_KANA); break; /* "Kana" */ 520 case 0x27: map_led (LED_SLEEP); break; /* "Stand-By" */ 521 case 0x4c: map_led (LED_SUSPEND); break; /* "System Suspend" */ 522 case 0x09: map_led (LED_MUTE); break; /* "Mute" */ 523 case 0x4b: map_led (LED_MISC); break; /* "Generic Indicator" */ 524 case 0x19: map_led (LED_MAIL); break; /* "Message Waiting" */ 525 case 0x4d: map_led (LED_CHARGING); break; /* "External Power Connected" */ 526 527 default: goto ignore; 528 } 529 break; 530 531 case HID_UP_DIGITIZER: 532 533 switch (usage->hid & 0xff) { 534 535 case 0x30: /* TipPressure */ 536 if (!test_bit(BTN_TOUCH, input->keybit)) { 537 device->quirks |= HID_QUIRK_NOTOUCH; 538 set_bit(EV_KEY, input->evbit); 539 set_bit(BTN_TOUCH, input->keybit); 540 } 541 542 map_abs_clear(ABS_PRESSURE); 543 break; 544 545 case 0x32: /* InRange */ 546 switch (field->physical & 0xff) { 547 case 0x21: map_key(BTN_TOOL_MOUSE); break; 548 case 0x22: map_key(BTN_TOOL_FINGER); break; 549 default: map_key(BTN_TOOL_PEN); break; 550 } 551 break; 552 553 case 0x3c: /* Invert */ 554 map_key_clear(BTN_TOOL_RUBBER); 555 break; 556 557 case 0x33: /* Touch */ 558 case 0x42: /* TipSwitch */ 559 case 0x43: /* TipSwitch2 */ 560 device->quirks &= ~HID_QUIRK_NOTOUCH; 561 map_key_clear(BTN_TOUCH); 562 break; 563 564 case 0x44: /* BarrelSwitch */ 565 map_key_clear(BTN_STYLUS); 566 break; 567 568 default: goto unknown; 569 } 570 break; 571 572 case HID_UP_CONSUMER: /* USB HUT v1.1, pages 56-62 */ 573 574 switch (usage->hid & HID_USAGE) { 575 case 0x000: goto ignore; 576 case 0x034: map_key_clear(KEY_SLEEP); break; 577 case 0x036: map_key_clear(BTN_MISC); break; 578 579 case 0x040: map_key_clear(KEY_MENU); break; 580 case 0x045: map_key_clear(KEY_RADIO); break; 581 582 case 0x083: map_key_clear(KEY_LAST); break; 583 case 0x088: map_key_clear(KEY_PC); break; 584 case 0x089: map_key_clear(KEY_TV); break; 585 case 0x08a: map_key_clear(KEY_WWW); break; 586 case 0x08b: map_key_clear(KEY_DVD); break; 587 case 0x08c: map_key_clear(KEY_PHONE); break; 588 case 0x08d: map_key_clear(KEY_PROGRAM); break; 589 case 0x08e: map_key_clear(KEY_VIDEOPHONE); break; 590 case 0x08f: map_key_clear(KEY_GAMES); break; 591 case 0x090: map_key_clear(KEY_MEMO); break; 592 case 0x091: map_key_clear(KEY_CD); break; 593 case 0x092: map_key_clear(KEY_VCR); break; 594 case 0x093: map_key_clear(KEY_TUNER); break; 595 case 0x094: map_key_clear(KEY_EXIT); break; 596 case 0x095: map_key_clear(KEY_HELP); break; 597 case 0x096: map_key_clear(KEY_TAPE); break; 598 case 0x097: map_key_clear(KEY_TV2); break; 599 case 0x098: map_key_clear(KEY_SAT); break; 600 case 0x09a: map_key_clear(KEY_PVR); break; 601 602 case 0x09c: map_key_clear(KEY_CHANNELUP); break; 603 case 0x09d: map_key_clear(KEY_CHANNELDOWN); break; 604 case 0x0a0: map_key_clear(KEY_VCR2); break; 605 606 case 0x0b0: map_key_clear(KEY_PLAY); break; 607 case 0x0b1: map_key_clear(KEY_PAUSE); break; 608 case 0x0b2: map_key_clear(KEY_RECORD); break; 609 case 0x0b3: map_key_clear(KEY_FASTFORWARD); break; 610 case 0x0b4: map_key_clear(KEY_REWIND); break; 611 case 0x0b5: map_key_clear(KEY_NEXTSONG); break; 612 case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break; 613 case 0x0b7: map_key_clear(KEY_STOPCD); break; 614 case 0x0b8: map_key_clear(KEY_EJECTCD); break; 615 616 case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break; 617 case 0x0e0: map_abs_clear(ABS_VOLUME); break; 618 case 0x0e2: map_key_clear(KEY_MUTE); break; 619 case 0x0e5: map_key_clear(KEY_BASSBOOST); break; 620 case 0x0e9: map_key_clear(KEY_VOLUMEUP); break; 621 case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break; 622 623 case 0x182: map_key_clear(KEY_BOOKMARKS); break; 624 case 0x183: map_key_clear(KEY_CONFIG); break; 625 case 0x184: map_key_clear(KEY_WORDPROCESSOR); break; 626 case 0x185: map_key_clear(KEY_EDITOR); break; 627 case 0x186: map_key_clear(KEY_SPREADSHEET); break; 628 case 0x187: map_key_clear(KEY_GRAPHICSEDITOR); break; 629 case 0x188: map_key_clear(KEY_PRESENTATION); break; 630 case 0x189: map_key_clear(KEY_DATABASE); break; 631 case 0x18a: map_key_clear(KEY_MAIL); break; 632 case 0x18b: map_key_clear(KEY_NEWS); break; 633 case 0x18c: map_key_clear(KEY_VOICEMAIL); break; 634 case 0x18d: map_key_clear(KEY_ADDRESSBOOK); break; 635 case 0x18e: map_key_clear(KEY_CALENDAR); break; 636 case 0x191: map_key_clear(KEY_FINANCE); break; 637 case 0x192: map_key_clear(KEY_CALC); break; 638 case 0x194: map_key_clear(KEY_FILE); break; 639 case 0x196: map_key_clear(KEY_WWW); break; 640 case 0x19c: map_key_clear(KEY_LOGOFF); break; 641 case 0x19e: map_key_clear(KEY_COFFEE); break; 642 case 0x1a6: map_key_clear(KEY_HELP); break; 643 case 0x1a7: map_key_clear(KEY_DOCUMENTS); break; 644 case 0x1ab: map_key_clear(KEY_SPELLCHECK); break; 645 case 0x1b6: map_key_clear(KEY_MEDIA); break; 646 case 0x1b7: map_key_clear(KEY_SOUND); break; 647 case 0x1bc: map_key_clear(KEY_MESSENGER); break; 648 case 0x1bd: map_key_clear(KEY_INFO); break; 649 case 0x201: map_key_clear(KEY_NEW); break; 650 case 0x202: map_key_clear(KEY_OPEN); break; 651 case 0x203: map_key_clear(KEY_CLOSE); break; 652 case 0x204: map_key_clear(KEY_EXIT); break; 653 case 0x207: map_key_clear(KEY_SAVE); break; 654 case 0x208: map_key_clear(KEY_PRINT); break; 655 case 0x209: map_key_clear(KEY_PROPS); break; 656 case 0x21a: map_key_clear(KEY_UNDO); break; 657 case 0x21b: map_key_clear(KEY_COPY); break; 658 case 0x21c: map_key_clear(KEY_CUT); break; 659 case 0x21d: map_key_clear(KEY_PASTE); break; 660 case 0x21f: map_key_clear(KEY_FIND); break; 661 case 0x221: map_key_clear(KEY_SEARCH); break; 662 case 0x222: map_key_clear(KEY_GOTO); break; 663 case 0x223: map_key_clear(KEY_HOMEPAGE); break; 664 case 0x224: map_key_clear(KEY_BACK); break; 665 case 0x225: map_key_clear(KEY_FORWARD); break; 666 case 0x226: map_key_clear(KEY_STOP); break; 667 case 0x227: map_key_clear(KEY_REFRESH); break; 668 case 0x22a: map_key_clear(KEY_BOOKMARKS); break; 669 case 0x22d: map_key_clear(KEY_ZOOMIN); break; 670 case 0x22e: map_key_clear(KEY_ZOOMOUT); break; 671 case 0x22f: map_key_clear(KEY_ZOOMRESET); break; 672 case 0x233: map_key_clear(KEY_SCROLLUP); break; 673 case 0x234: map_key_clear(KEY_SCROLLDOWN); break; 674 case 0x238: map_rel(REL_HWHEEL); break; 675 case 0x25f: map_key_clear(KEY_CANCEL); break; 676 case 0x279: map_key_clear(KEY_REDO); break; 677 678 case 0x289: map_key_clear(KEY_REPLY); break; 679 case 0x28b: map_key_clear(KEY_FORWARDMAIL); break; 680 case 0x28c: map_key_clear(KEY_SEND); break; 681 682 default: goto ignore; 683 } 684 break; 685 686 case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */ 687 688 set_bit(EV_REP, input->evbit); 689 switch (usage->hid & HID_USAGE) { 690 case 0x021: map_key_clear(KEY_PRINT); break; 691 case 0x070: map_key_clear(KEY_HP); break; 692 case 0x071: map_key_clear(KEY_CAMERA); break; 693 case 0x072: map_key_clear(KEY_SOUND); break; 694 case 0x073: map_key_clear(KEY_QUESTION); break; 695 case 0x080: map_key_clear(KEY_EMAIL); break; 696 case 0x081: map_key_clear(KEY_CHAT); break; 697 case 0x082: map_key_clear(KEY_SEARCH); break; 698 case 0x083: map_key_clear(KEY_CONNECT); break; 699 case 0x084: map_key_clear(KEY_FINANCE); break; 700 case 0x085: map_key_clear(KEY_SPORT); break; 701 case 0x086: map_key_clear(KEY_SHOP); break; 702 default: goto ignore; 703 } 704 break; 705 706 case HID_UP_MSVENDOR: 707 708 goto ignore; 709 710 case HID_UP_CUSTOM: /* Reported on Logitech and Apple USB keyboards */ 711 712 set_bit(EV_REP, input->evbit); 713 switch(usage->hid & HID_USAGE) { 714 case 0x003: 715 /* The fn key on Apple USB keyboards */ 716 map_key_clear(KEY_FN); 717 hidinput_apple_setup(input); 718 break; 719 720 default: goto ignore; 721 } 722 break; 723 724 case HID_UP_LOGIVENDOR: 725 726 goto ignore; 727 728 case HID_UP_PID: 729 730 switch(usage->hid & HID_USAGE) { 731 case 0xa4: map_key_clear(BTN_DEAD); break; 732 default: goto ignore; 733 } 734 break; 735 736 default: 737 unknown: 738 if (field->report_size == 1) { 739 if (field->report->type == HID_OUTPUT_REPORT) { 740 map_led(LED_MISC); 741 break; 742 } 743 map_key(BTN_MISC); 744 break; 745 } 746 if (field->flags & HID_MAIN_ITEM_RELATIVE) { 747 map_rel(REL_MISC); 748 break; 749 } 750 map_abs(ABS_MISC); 751 break; 752 } 753 754 mapped: 755 if (device->quirks & HID_QUIRK_MIGHTYMOUSE) { 756 if (usage->hid == HID_GD_Z) 757 map_rel(REL_HWHEEL); 758 else if (usage->code == BTN_1) 759 map_key(BTN_2); 760 else if (usage->code == BTN_2) 761 map_key(BTN_1); 762 } 763 764 if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5 | 765 HID_QUIRK_2WHEEL_MOUSE_HACK_B8)) && (usage->type == EV_REL) && 766 (usage->code == REL_WHEEL)) 767 set_bit(REL_HWHEEL, bit); 768 769 if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) 770 || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) 771 goto ignore; 772 773 if ((device->quirks & HID_QUIRK_BAD_RELATIVE_KEYS) && 774 usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE)) 775 field->flags &= ~HID_MAIN_ITEM_RELATIVE; 776 777 set_bit(usage->type, input->evbit); 778 779 if (device->quirks & HID_QUIRK_DUPLICATE_USAGES && 780 (usage->type == EV_KEY || 781 usage->type == EV_REL || 782 usage->type == EV_ABS)) 783 clear_bit(usage->code, bit); 784 785 while (usage->code <= max && test_and_set_bit(usage->code, bit)) 786 usage->code = find_next_zero_bit(bit, max + 1, usage->code); 787 788 if (usage->code > max) 789 goto ignore; 790 791 792 if (usage->type == EV_ABS) { 793 794 int a = field->logical_minimum; 795 int b = field->logical_maximum; 796 797 if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) { 798 a = field->logical_minimum = 0; 799 b = field->logical_maximum = 255; 800 } 801 802 if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK) 803 input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4); 804 else input_set_abs_params(input, usage->code, a, b, 0, 0); 805 806 } 807 808 if (usage->type == EV_ABS && 809 (usage->hat_min < usage->hat_max || usage->hat_dir)) { 810 int i; 811 for (i = usage->code; i < usage->code + 2 && i <= max; i++) { 812 input_set_abs_params(input, i, -1, 1, 0, 0); 813 set_bit(i, input->absbit); 814 } 815 if (usage->hat_dir && !field->dpad) 816 field->dpad = usage->code; 817 } 818 819 /* for those devices which produce Consumer volume usage as relative, 820 * we emulate pressing volumeup/volumedown appropriate number of times 821 * in hidinput_hid_event() 822 */ 823 if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) && 824 (usage->code == ABS_VOLUME)) { 825 set_bit(KEY_VOLUMEUP, input->keybit); 826 set_bit(KEY_VOLUMEDOWN, input->keybit); 827 } 828 829 if (usage->type == EV_KEY) { 830 set_bit(EV_MSC, input->evbit); 831 set_bit(MSC_SCAN, input->mscbit); 832 } 833 834 hid_resolv_event(usage->type, usage->code); 835 836 dbg_hid_line("\n"); 837 838 return; 839 840 ignore: 841 dbg_hid_line("IGNORED\n"); 842 return; 843 } 844 845 void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value) 846 { 847 struct input_dev *input; 848 unsigned *quirks = &hid->quirks; 849 850 if (!field->hidinput) 851 return; 852 853 input = field->hidinput->input; 854 855 if (!usage->type) 856 return; 857 858 /* handle input events for quirky devices */ 859 if (hidinput_event_quirks(hid, field, usage, value)) 860 return; 861 862 if (usage->hat_min < usage->hat_max || usage->hat_dir) { 863 int hat_dir = usage->hat_dir; 864 if (!hat_dir) 865 hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1; 866 if (hat_dir < 0 || hat_dir > 8) hat_dir = 0; 867 input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x); 868 input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y); 869 return; 870 } 871 872 if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */ 873 *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT); 874 return; 875 } 876 877 if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */ 878 if (value) { 879 input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1); 880 return; 881 } 882 input_event(input, usage->type, usage->code, 0); 883 input_event(input, usage->type, BTN_TOOL_RUBBER, 0); 884 return; 885 } 886 887 if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */ 888 int a = field->logical_minimum; 889 int b = field->logical_maximum; 890 input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3)); 891 } 892 893 if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */ 894 dbg_hid("Maximum Effects - %d\n",value); 895 return; 896 } 897 898 if (usage->hid == (HID_UP_PID | 0x7fUL)) { 899 dbg_hid("PID Pool Report\n"); 900 return; 901 } 902 903 if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */ 904 return; 905 906 if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) && 907 (usage->code == ABS_VOLUME)) { 908 int count = abs(value); 909 int direction = value > 0 ? KEY_VOLUMEUP : KEY_VOLUMEDOWN; 910 int i; 911 912 for (i = 0; i < count; i++) { 913 input_event(input, EV_KEY, direction, 1); 914 input_sync(input); 915 input_event(input, EV_KEY, direction, 0); 916 input_sync(input); 917 } 918 return; 919 } 920 921 /* report the usage code as scancode if the key status has changed */ 922 if (usage->type == EV_KEY && !!test_bit(usage->code, input->key) != value) 923 input_event(input, EV_MSC, MSC_SCAN, usage->hid); 924 925 input_event(input, usage->type, usage->code, value); 926 927 if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY)) 928 input_event(input, usage->type, usage->code, 0); 929 } 930 931 void hidinput_report_event(struct hid_device *hid, struct hid_report *report) 932 { 933 struct hid_input *hidinput; 934 935 list_for_each_entry(hidinput, &hid->inputs, list) 936 input_sync(hidinput->input); 937 } 938 EXPORT_SYMBOL_GPL(hidinput_report_event); 939 940 int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field) 941 { 942 struct hid_report *report; 943 int i, j; 944 945 list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) { 946 for (i = 0; i < report->maxfield; i++) { 947 *field = report->field[i]; 948 for (j = 0; j < (*field)->maxusage; j++) 949 if ((*field)->usage[j].type == type && (*field)->usage[j].code == code) 950 return j; 951 } 952 } 953 return -1; 954 } 955 EXPORT_SYMBOL_GPL(hidinput_find_field); 956 957 static int hidinput_open(struct input_dev *dev) 958 { 959 struct hid_device *hid = input_get_drvdata(dev); 960 961 return hid->hid_open(hid); 962 } 963 964 static void hidinput_close(struct input_dev *dev) 965 { 966 struct hid_device *hid = input_get_drvdata(dev); 967 968 hid->hid_close(hid); 969 } 970 971 /* 972 * Register the input device; print a message. 973 * Configure the input layer interface 974 * Read all reports and initialize the absolute field values. 975 */ 976 977 int hidinput_connect(struct hid_device *hid) 978 { 979 struct hid_report *report; 980 struct hid_input *hidinput = NULL; 981 struct input_dev *input_dev; 982 int i, j, k; 983 int max_report_type = HID_OUTPUT_REPORT; 984 985 if (hid->quirks & HID_QUIRK_IGNORE_HIDINPUT) 986 return -1; 987 988 INIT_LIST_HEAD(&hid->inputs); 989 990 for (i = 0; i < hid->maxcollection; i++) 991 if (hid->collection[i].type == HID_COLLECTION_APPLICATION || 992 hid->collection[i].type == HID_COLLECTION_PHYSICAL) 993 if (IS_INPUT_APPLICATION(hid->collection[i].usage)) 994 break; 995 996 if (i == hid->maxcollection && (hid->quirks & HID_QUIRK_HIDINPUT) == 0) 997 return -1; 998 999 if (hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS) 1000 max_report_type = HID_INPUT_REPORT; 1001 1002 for (k = HID_INPUT_REPORT; k <= max_report_type; k++) 1003 list_for_each_entry(report, &hid->report_enum[k].report_list, list) { 1004 1005 if (!report->maxfield) 1006 continue; 1007 1008 if (!hidinput) { 1009 hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL); 1010 input_dev = input_allocate_device(); 1011 if (!hidinput || !input_dev) { 1012 kfree(hidinput); 1013 input_free_device(input_dev); 1014 err_hid("Out of memory during hid input probe"); 1015 goto out_unwind; 1016 } 1017 1018 input_set_drvdata(input_dev, hid); 1019 input_dev->event = hid->hidinput_input_event; 1020 input_dev->open = hidinput_open; 1021 input_dev->close = hidinput_close; 1022 input_dev->setkeycode = hidinput_setkeycode; 1023 input_dev->getkeycode = hidinput_getkeycode; 1024 1025 input_dev->name = hid->name; 1026 input_dev->phys = hid->phys; 1027 input_dev->uniq = hid->uniq; 1028 input_dev->id.bustype = hid->bus; 1029 input_dev->id.vendor = hid->vendor; 1030 input_dev->id.product = hid->product; 1031 input_dev->id.version = hid->version; 1032 input_dev->dev.parent = hid->dev; 1033 hidinput->input = input_dev; 1034 list_add_tail(&hidinput->list, &hid->inputs); 1035 } 1036 1037 for (i = 0; i < report->maxfield; i++) 1038 for (j = 0; j < report->field[i]->maxusage; j++) 1039 hidinput_configure_usage(hidinput, report->field[i], 1040 report->field[i]->usage + j); 1041 1042 if (hid->quirks & HID_QUIRK_MULTI_INPUT) { 1043 /* This will leave hidinput NULL, so that it 1044 * allocates another one if we have more inputs on 1045 * the same interface. Some devices (e.g. Happ's 1046 * UGCI) cram a lot of unrelated inputs into the 1047 * same interface. */ 1048 hidinput->report = report; 1049 if (input_register_device(hidinput->input)) 1050 goto out_cleanup; 1051 hidinput = NULL; 1052 } 1053 } 1054 1055 if (hidinput && input_register_device(hidinput->input)) 1056 goto out_cleanup; 1057 1058 return 0; 1059 1060 out_cleanup: 1061 input_free_device(hidinput->input); 1062 kfree(hidinput); 1063 out_unwind: 1064 /* unwind the ones we already registered */ 1065 hidinput_disconnect(hid); 1066 1067 return -1; 1068 } 1069 EXPORT_SYMBOL_GPL(hidinput_connect); 1070 1071 void hidinput_disconnect(struct hid_device *hid) 1072 { 1073 struct hid_input *hidinput, *next; 1074 1075 list_for_each_entry_safe(hidinput, next, &hid->inputs, list) { 1076 list_del(&hidinput->list); 1077 input_unregister_device(hidinput->input); 1078 kfree(hidinput); 1079 } 1080 } 1081 EXPORT_SYMBOL_GPL(hidinput_disconnect); 1082 1083