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,179,180,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 /* extended mapping for certain Logitech hardware (Logitech cordless desktop LX500) */ 64 #define LOGITECH_EXPANDED_KEYMAP_SIZE 80 65 static int logitech_expanded_keymap[LOGITECH_EXPANDED_KEYMAP_SIZE] = { 66 0,216, 0,213,175,156, 0, 0, 0, 0, 67 144, 0, 0, 0, 0, 0, 0, 0, 0,212, 68 174,167,152,161,112, 0, 0, 0,154, 0, 69 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 70 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 71 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 72 0, 0, 0, 0, 0,183,184,185,186,187, 73 188,189,190,191,192,193,194, 0, 0, 0 74 }; 75 76 static const struct { 77 __s32 x; 78 __s32 y; 79 } hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}}; 80 81 #define map_abs(c) do { usage->code = c; usage->type = EV_ABS; bit = input->absbit; max = ABS_MAX; } while (0) 82 #define map_rel(c) do { usage->code = c; usage->type = EV_REL; bit = input->relbit; max = REL_MAX; } while (0) 83 #define map_key(c) do { usage->code = c; usage->type = EV_KEY; bit = input->keybit; max = KEY_MAX; } while (0) 84 #define map_led(c) do { usage->code = c; usage->type = EV_LED; bit = input->ledbit; max = LED_MAX; } while (0) 85 86 #define map_abs_clear(c) do { map_abs(c); clear_bit(c, bit); } while (0) 87 #define map_key_clear(c) do { map_key(c); clear_bit(c, bit); } while (0) 88 89 /* hardware needing special handling due to colliding MSVENDOR page usages */ 90 #define IS_CHICONY_TACTICAL_PAD(x) (x->vendor == 0x04f2 && device->product == 0x0418) 91 #define IS_MS_KB(x) (x->vendor == 0x045e && (x->product == 0x00db || x->product == 0x00f9)) 92 93 #ifdef CONFIG_USB_HIDINPUT_POWERBOOK 94 95 struct hidinput_key_translation { 96 u16 from; 97 u16 to; 98 u8 flags; 99 }; 100 101 #define POWERBOOK_FLAG_FKEY 0x01 102 103 static struct hidinput_key_translation powerbook_fn_keys[] = { 104 { KEY_BACKSPACE, KEY_DELETE }, 105 { KEY_F1, KEY_BRIGHTNESSDOWN, POWERBOOK_FLAG_FKEY }, 106 { KEY_F2, KEY_BRIGHTNESSUP, POWERBOOK_FLAG_FKEY }, 107 { KEY_F3, KEY_MUTE, POWERBOOK_FLAG_FKEY }, 108 { KEY_F4, KEY_VOLUMEDOWN, POWERBOOK_FLAG_FKEY }, 109 { KEY_F5, KEY_VOLUMEUP, POWERBOOK_FLAG_FKEY }, 110 { KEY_F6, KEY_NUMLOCK, POWERBOOK_FLAG_FKEY }, 111 { KEY_F7, KEY_SWITCHVIDEOMODE, POWERBOOK_FLAG_FKEY }, 112 { KEY_F8, KEY_KBDILLUMTOGGLE, POWERBOOK_FLAG_FKEY }, 113 { KEY_F9, KEY_KBDILLUMDOWN, POWERBOOK_FLAG_FKEY }, 114 { KEY_F10, KEY_KBDILLUMUP, POWERBOOK_FLAG_FKEY }, 115 { KEY_UP, KEY_PAGEUP }, 116 { KEY_DOWN, KEY_PAGEDOWN }, 117 { KEY_LEFT, KEY_HOME }, 118 { KEY_RIGHT, KEY_END }, 119 { } 120 }; 121 122 static struct hidinput_key_translation powerbook_numlock_keys[] = { 123 { KEY_J, KEY_KP1 }, 124 { KEY_K, KEY_KP2 }, 125 { KEY_L, KEY_KP3 }, 126 { KEY_U, KEY_KP4 }, 127 { KEY_I, KEY_KP5 }, 128 { KEY_O, KEY_KP6 }, 129 { KEY_7, KEY_KP7 }, 130 { KEY_8, KEY_KP8 }, 131 { KEY_9, KEY_KP9 }, 132 { KEY_M, KEY_KP0 }, 133 { KEY_DOT, KEY_KPDOT }, 134 { KEY_SLASH, KEY_KPPLUS }, 135 { KEY_SEMICOLON, KEY_KPMINUS }, 136 { KEY_P, KEY_KPASTERISK }, 137 { KEY_MINUS, KEY_KPEQUAL }, 138 { KEY_0, KEY_KPSLASH }, 139 { KEY_F6, KEY_NUMLOCK }, 140 { KEY_KPENTER, KEY_KPENTER }, 141 { KEY_BACKSPACE, KEY_BACKSPACE }, 142 { } 143 }; 144 145 static struct hidinput_key_translation powerbook_iso_keyboard[] = { 146 { KEY_GRAVE, KEY_102ND }, 147 { KEY_102ND, KEY_GRAVE }, 148 { } 149 }; 150 151 static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from) 152 { 153 struct hidinput_key_translation *trans; 154 155 /* Look for the translation */ 156 for (trans = table; trans->from; trans++) 157 if (trans->from == from) 158 return trans; 159 160 return NULL; 161 } 162 163 static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input, 164 struct hid_usage *usage, __s32 value) 165 { 166 struct hidinput_key_translation *trans; 167 168 if (usage->code == KEY_FN) { 169 if (value) hid->quirks |= HID_QUIRK_POWERBOOK_FN_ON; 170 else hid->quirks &= ~HID_QUIRK_POWERBOOK_FN_ON; 171 172 input_event(input, usage->type, usage->code, value); 173 174 return 1; 175 } 176 177 if (hid_pb_fnmode) { 178 int do_translate; 179 180 trans = find_translation(powerbook_fn_keys, usage->code); 181 if (trans) { 182 if (test_bit(usage->code, hid->pb_pressed_fn)) 183 do_translate = 1; 184 else if (trans->flags & POWERBOOK_FLAG_FKEY) 185 do_translate = 186 (hid_pb_fnmode == 2 && (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)) || 187 (hid_pb_fnmode == 1 && !(hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)); 188 else 189 do_translate = (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON); 190 191 if (do_translate) { 192 if (value) 193 set_bit(usage->code, hid->pb_pressed_fn); 194 else 195 clear_bit(usage->code, hid->pb_pressed_fn); 196 197 input_event(input, usage->type, trans->to, value); 198 199 return 1; 200 } 201 } 202 203 if (test_bit(usage->code, hid->pb_pressed_numlock) || 204 test_bit(LED_NUML, input->led)) { 205 trans = find_translation(powerbook_numlock_keys, usage->code); 206 207 if (trans) { 208 if (value) 209 set_bit(usage->code, hid->pb_pressed_numlock); 210 else 211 clear_bit(usage->code, hid->pb_pressed_numlock); 212 213 input_event(input, usage->type, trans->to, value); 214 } 215 216 return 1; 217 } 218 } 219 220 if (hid->quirks & HID_QUIRK_POWERBOOK_ISO_KEYBOARD) { 221 trans = find_translation(powerbook_iso_keyboard, usage->code); 222 if (trans) { 223 input_event(input, usage->type, trans->to, value); 224 return 1; 225 } 226 } 227 228 return 0; 229 } 230 231 static void hidinput_pb_setup(struct input_dev *input) 232 { 233 struct hidinput_key_translation *trans; 234 235 set_bit(KEY_NUMLOCK, input->keybit); 236 237 /* Enable all needed keys */ 238 for (trans = powerbook_fn_keys; trans->from; trans++) 239 set_bit(trans->to, input->keybit); 240 241 for (trans = powerbook_numlock_keys; trans->from; trans++) 242 set_bit(trans->to, input->keybit); 243 244 for (trans = powerbook_iso_keyboard; trans->from; trans++) 245 set_bit(trans->to, input->keybit); 246 247 } 248 #else 249 static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input, 250 struct hid_usage *usage, __s32 value) 251 { 252 return 0; 253 } 254 255 static inline void hidinput_pb_setup(struct input_dev *input) 256 { 257 } 258 #endif 259 260 static inline int match_scancode(int code, int scancode) 261 { 262 if (scancode == 0) 263 return 1; 264 return ((code & (HID_USAGE_PAGE | HID_USAGE)) == scancode); 265 } 266 267 static inline int match_keycode(int code, int keycode) 268 { 269 if (keycode == 0) 270 return 1; 271 return (code == keycode); 272 } 273 274 static struct hid_usage *hidinput_find_key(struct hid_device *hid, 275 int scancode, int keycode) 276 { 277 int i, j, k; 278 struct hid_report *report; 279 struct hid_usage *usage; 280 281 for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) { 282 list_for_each_entry(report, &hid->report_enum[k].report_list, list) { 283 for (i = 0; i < report->maxfield; i++) { 284 for ( j = 0; j < report->field[i]->maxusage; j++) { 285 usage = report->field[i]->usage + j; 286 if (usage->type == EV_KEY && 287 match_scancode(usage->hid, scancode) && 288 match_keycode(usage->code, keycode)) 289 return usage; 290 } 291 } 292 } 293 } 294 return NULL; 295 } 296 297 static int hidinput_getkeycode(struct input_dev *dev, int scancode, 298 int *keycode) 299 { 300 struct hid_device *hid = dev->private; 301 struct hid_usage *usage; 302 303 usage = hidinput_find_key(hid, scancode, 0); 304 if (usage) { 305 *keycode = usage->code; 306 return 0; 307 } 308 return -EINVAL; 309 } 310 311 static int hidinput_setkeycode(struct input_dev *dev, int scancode, 312 int keycode) 313 { 314 struct hid_device *hid = dev->private; 315 struct hid_usage *usage; 316 int old_keycode; 317 318 if (keycode < 0 || keycode > KEY_MAX) 319 return -EINVAL; 320 321 usage = hidinput_find_key(hid, scancode, 0); 322 if (usage) { 323 old_keycode = usage->code; 324 usage->code = keycode; 325 326 clear_bit(old_keycode, dev->keybit); 327 set_bit(usage->code, dev->keybit); 328 dbg_hid(KERN_DEBUG "Assigned keycode %d to HID usage code %x\n", keycode, scancode); 329 /* Set the keybit for the old keycode if the old keycode is used 330 * by another key */ 331 if (hidinput_find_key (hid, 0, old_keycode)) 332 set_bit(old_keycode, dev->keybit); 333 334 return 0; 335 } 336 337 return -EINVAL; 338 } 339 340 341 static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field, 342 struct hid_usage *usage) 343 { 344 struct input_dev *input = hidinput->input; 345 struct hid_device *device = input_get_drvdata(input); 346 int max = 0, code; 347 unsigned long *bit = NULL; 348 349 field->hidinput = hidinput; 350 351 dbg_hid("Mapping: "); 352 hid_resolv_usage(usage->hid); 353 dbg_hid_line(" ---> "); 354 355 if (field->flags & HID_MAIN_ITEM_CONSTANT) 356 goto ignore; 357 358 /* only LED usages are supported in output fields */ 359 if (field->report_type == HID_OUTPUT_REPORT && 360 (usage->hid & HID_USAGE_PAGE) != HID_UP_LED) { 361 dbg_hid_line(" [non-LED output field] "); 362 goto ignore; 363 } 364 365 switch (usage->hid & HID_USAGE_PAGE) { 366 367 case HID_UP_UNDEFINED: 368 goto ignore; 369 370 case HID_UP_KEYBOARD: 371 372 set_bit(EV_REP, input->evbit); 373 374 if ((usage->hid & HID_USAGE) < 256) { 375 if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore; 376 map_key_clear(hid_keyboard[usage->hid & HID_USAGE]); 377 } else 378 map_key(KEY_UNKNOWN); 379 380 break; 381 382 case HID_UP_BUTTON: 383 384 code = ((usage->hid - 1) & 0xf); 385 386 switch (field->application) { 387 case HID_GD_MOUSE: 388 case HID_GD_POINTER: code += 0x110; break; 389 case HID_GD_JOYSTICK: code += 0x120; break; 390 case HID_GD_GAMEPAD: code += 0x130; break; 391 default: 392 switch (field->physical) { 393 case HID_GD_MOUSE: 394 case HID_GD_POINTER: code += 0x110; break; 395 case HID_GD_JOYSTICK: code += 0x120; break; 396 case HID_GD_GAMEPAD: code += 0x130; break; 397 default: code += 0x100; 398 } 399 } 400 401 /* Special handling for Logitech Cordless Desktop */ 402 if (field->application != HID_GD_MOUSE) { 403 if (device->quirks & HID_QUIRK_LOGITECH_EXPANDED_KEYMAP) { 404 int hid = usage->hid & HID_USAGE; 405 if (hid < LOGITECH_EXPANDED_KEYMAP_SIZE && logitech_expanded_keymap[hid] != 0) 406 code = logitech_expanded_keymap[hid]; 407 } 408 } else { 409 if (device->quirks & HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL) { 410 int hid = usage->hid & HID_USAGE; 411 if (hid == 7 || hid == 8) 412 goto ignore; 413 } 414 } 415 416 map_key(code); 417 break; 418 419 420 case HID_UP_SIMULATION: 421 422 switch (usage->hid & 0xffff) { 423 case 0xba: map_abs(ABS_RUDDER); break; 424 case 0xbb: map_abs(ABS_THROTTLE); break; 425 case 0xc4: map_abs(ABS_GAS); break; 426 case 0xc5: map_abs(ABS_BRAKE); break; 427 case 0xc8: map_abs(ABS_WHEEL); break; 428 default: goto ignore; 429 } 430 break; 431 432 case HID_UP_GENDESK: 433 434 if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */ 435 switch (usage->hid & 0xf) { 436 case 0x1: map_key_clear(KEY_POWER); break; 437 case 0x2: map_key_clear(KEY_SLEEP); break; 438 case 0x3: map_key_clear(KEY_WAKEUP); break; 439 default: goto unknown; 440 } 441 break; 442 } 443 444 if ((usage->hid & 0xf0) == 0x90) { /* D-pad */ 445 switch (usage->hid) { 446 case HID_GD_UP: usage->hat_dir = 1; break; 447 case HID_GD_DOWN: usage->hat_dir = 5; break; 448 case HID_GD_RIGHT: usage->hat_dir = 3; break; 449 case HID_GD_LEFT: usage->hat_dir = 7; break; 450 default: goto unknown; 451 } 452 if (field->dpad) { 453 map_abs(field->dpad); 454 goto ignore; 455 } 456 map_abs(ABS_HAT0X); 457 break; 458 } 459 460 switch (usage->hid) { 461 462 /* These usage IDs map directly to the usage codes. */ 463 case HID_GD_X: case HID_GD_Y: case HID_GD_Z: 464 case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ: 465 case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL: 466 if (field->flags & HID_MAIN_ITEM_RELATIVE) 467 map_rel(usage->hid & 0xf); 468 else 469 map_abs(usage->hid & 0xf); 470 break; 471 472 case HID_GD_HATSWITCH: 473 usage->hat_min = field->logical_minimum; 474 usage->hat_max = field->logical_maximum; 475 map_abs(ABS_HAT0X); 476 break; 477 478 case HID_GD_START: map_key_clear(BTN_START); break; 479 case HID_GD_SELECT: map_key_clear(BTN_SELECT); break; 480 481 default: goto unknown; 482 } 483 484 break; 485 486 case HID_UP_LED: 487 488 switch (usage->hid & 0xffff) { /* HID-Value: */ 489 case 0x01: map_led (LED_NUML); break; /* "Num Lock" */ 490 case 0x02: map_led (LED_CAPSL); break; /* "Caps Lock" */ 491 case 0x03: map_led (LED_SCROLLL); break; /* "Scroll Lock" */ 492 case 0x04: map_led (LED_COMPOSE); break; /* "Compose" */ 493 case 0x05: map_led (LED_KANA); break; /* "Kana" */ 494 case 0x27: map_led (LED_SLEEP); break; /* "Stand-By" */ 495 case 0x4c: map_led (LED_SUSPEND); break; /* "System Suspend" */ 496 case 0x09: map_led (LED_MUTE); break; /* "Mute" */ 497 case 0x4b: map_led (LED_MISC); break; /* "Generic Indicator" */ 498 case 0x19: map_led (LED_MAIL); break; /* "Message Waiting" */ 499 case 0x4d: map_led (LED_CHARGING); break; /* "External Power Connected" */ 500 501 default: goto ignore; 502 } 503 break; 504 505 case HID_UP_DIGITIZER: 506 507 switch (usage->hid & 0xff) { 508 509 case 0x30: /* TipPressure */ 510 if (!test_bit(BTN_TOUCH, input->keybit)) { 511 device->quirks |= HID_QUIRK_NOTOUCH; 512 set_bit(EV_KEY, input->evbit); 513 set_bit(BTN_TOUCH, input->keybit); 514 } 515 516 map_abs_clear(ABS_PRESSURE); 517 break; 518 519 case 0x32: /* InRange */ 520 switch (field->physical & 0xff) { 521 case 0x21: map_key(BTN_TOOL_MOUSE); break; 522 case 0x22: map_key(BTN_TOOL_FINGER); break; 523 default: map_key(BTN_TOOL_PEN); break; 524 } 525 break; 526 527 case 0x3c: /* Invert */ 528 map_key_clear(BTN_TOOL_RUBBER); 529 break; 530 531 case 0x33: /* Touch */ 532 case 0x42: /* TipSwitch */ 533 case 0x43: /* TipSwitch2 */ 534 device->quirks &= ~HID_QUIRK_NOTOUCH; 535 map_key_clear(BTN_TOUCH); 536 break; 537 538 case 0x44: /* BarrelSwitch */ 539 map_key_clear(BTN_STYLUS); 540 break; 541 542 default: goto unknown; 543 } 544 break; 545 546 case HID_UP_CONSUMER: /* USB HUT v1.1, pages 56-62 */ 547 548 switch (usage->hid & HID_USAGE) { 549 case 0x000: goto ignore; 550 case 0x034: map_key_clear(KEY_SLEEP); break; 551 case 0x036: map_key_clear(BTN_MISC); break; 552 /* 553 * The next three are reported by Belkin wireless 554 * keyboard (1020:0006). These values are "reserved" 555 * in HUT 1.12. 556 */ 557 case 0x03a: map_key_clear(KEY_SOUND); break; 558 case 0x03b: map_key_clear(KEY_CAMERA); break; 559 case 0x03c: map_key_clear(KEY_DOCUMENTS); break; 560 561 case 0x040: map_key_clear(KEY_MENU); break; 562 case 0x045: map_key_clear(KEY_RADIO); break; 563 564 case 0x083: map_key_clear(KEY_LAST); break; 565 case 0x088: map_key_clear(KEY_PC); break; 566 case 0x089: map_key_clear(KEY_TV); break; 567 case 0x08a: map_key_clear(KEY_WWW); break; 568 case 0x08b: map_key_clear(KEY_DVD); break; 569 case 0x08c: map_key_clear(KEY_PHONE); break; 570 case 0x08d: map_key_clear(KEY_PROGRAM); break; 571 case 0x08e: map_key_clear(KEY_VIDEOPHONE); break; 572 case 0x08f: map_key_clear(KEY_GAMES); break; 573 case 0x090: map_key_clear(KEY_MEMO); break; 574 case 0x091: map_key_clear(KEY_CD); break; 575 case 0x092: map_key_clear(KEY_VCR); break; 576 case 0x093: map_key_clear(KEY_TUNER); break; 577 case 0x094: map_key_clear(KEY_EXIT); break; 578 case 0x095: map_key_clear(KEY_HELP); break; 579 case 0x096: map_key_clear(KEY_TAPE); break; 580 case 0x097: map_key_clear(KEY_TV2); break; 581 case 0x098: map_key_clear(KEY_SAT); break; 582 case 0x09a: map_key_clear(KEY_PVR); break; 583 584 case 0x09c: map_key_clear(KEY_CHANNELUP); break; 585 case 0x09d: map_key_clear(KEY_CHANNELDOWN); break; 586 case 0x0a0: map_key_clear(KEY_VCR2); break; 587 588 case 0x0b0: map_key_clear(KEY_PLAY); break; 589 case 0x0b1: map_key_clear(KEY_PAUSE); break; 590 case 0x0b2: map_key_clear(KEY_RECORD); break; 591 case 0x0b3: map_key_clear(KEY_FASTFORWARD); break; 592 case 0x0b4: map_key_clear(KEY_REWIND); break; 593 case 0x0b5: map_key_clear(KEY_NEXTSONG); break; 594 case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break; 595 case 0x0b7: map_key_clear(KEY_STOPCD); break; 596 case 0x0b8: map_key_clear(KEY_EJECTCD); break; 597 598 case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break; 599 case 0x0e0: map_abs_clear(ABS_VOLUME); break; 600 case 0x0e2: map_key_clear(KEY_MUTE); break; 601 case 0x0e5: map_key_clear(KEY_BASSBOOST); break; 602 case 0x0e9: map_key_clear(KEY_VOLUMEUP); break; 603 case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break; 604 605 /* reserved in HUT 1.12. Reported on Petalynx remote */ 606 case 0x0f6: map_key_clear(KEY_NEXT); break; 607 case 0x0fa: map_key_clear(KEY_BACK); break; 608 609 case 0x182: map_key_clear(KEY_BOOKMARKS); break; 610 case 0x183: map_key_clear(KEY_CONFIG); break; 611 case 0x184: map_key_clear(KEY_WORDPROCESSOR); break; 612 case 0x185: map_key_clear(KEY_EDITOR); break; 613 case 0x186: map_key_clear(KEY_SPREADSHEET); break; 614 case 0x187: map_key_clear(KEY_GRAPHICSEDITOR); break; 615 case 0x188: map_key_clear(KEY_PRESENTATION); break; 616 case 0x189: map_key_clear(KEY_DATABASE); break; 617 case 0x18a: map_key_clear(KEY_MAIL); break; 618 case 0x18b: map_key_clear(KEY_NEWS); break; 619 case 0x18c: map_key_clear(KEY_VOICEMAIL); break; 620 case 0x18d: map_key_clear(KEY_ADDRESSBOOK); break; 621 case 0x18e: map_key_clear(KEY_CALENDAR); break; 622 case 0x191: map_key_clear(KEY_FINANCE); break; 623 case 0x192: map_key_clear(KEY_CALC); break; 624 case 0x194: map_key_clear(KEY_FILE); break; 625 case 0x196: map_key_clear(KEY_WWW); break; 626 case 0x19c: map_key_clear(KEY_LOGOFF); break; 627 case 0x19e: map_key_clear(KEY_COFFEE); break; 628 case 0x1a6: map_key_clear(KEY_HELP); break; 629 case 0x1a7: map_key_clear(KEY_DOCUMENTS); break; 630 case 0x1ab: map_key_clear(KEY_SPELLCHECK); break; 631 case 0x1b6: map_key_clear(KEY_MEDIA); break; 632 case 0x1b7: map_key_clear(KEY_SOUND); break; 633 case 0x1bc: map_key_clear(KEY_MESSENGER); break; 634 case 0x1bd: map_key_clear(KEY_INFO); break; 635 case 0x201: map_key_clear(KEY_NEW); break; 636 case 0x202: map_key_clear(KEY_OPEN); break; 637 case 0x203: map_key_clear(KEY_CLOSE); break; 638 case 0x204: map_key_clear(KEY_EXIT); break; 639 case 0x207: map_key_clear(KEY_SAVE); break; 640 case 0x208: map_key_clear(KEY_PRINT); break; 641 case 0x209: map_key_clear(KEY_PROPS); break; 642 case 0x21a: map_key_clear(KEY_UNDO); break; 643 case 0x21b: map_key_clear(KEY_COPY); break; 644 case 0x21c: map_key_clear(KEY_CUT); break; 645 case 0x21d: map_key_clear(KEY_PASTE); break; 646 case 0x21f: map_key_clear(KEY_FIND); break; 647 case 0x221: map_key_clear(KEY_SEARCH); break; 648 case 0x222: map_key_clear(KEY_GOTO); break; 649 case 0x223: map_key_clear(KEY_HOMEPAGE); break; 650 case 0x224: map_key_clear(KEY_BACK); break; 651 case 0x225: map_key_clear(KEY_FORWARD); break; 652 case 0x226: map_key_clear(KEY_STOP); break; 653 case 0x227: map_key_clear(KEY_REFRESH); break; 654 case 0x22a: map_key_clear(KEY_BOOKMARKS); break; 655 case 0x22d: map_key_clear(KEY_ZOOMIN); break; 656 case 0x22e: map_key_clear(KEY_ZOOMOUT); break; 657 case 0x22f: map_key_clear(KEY_ZOOMRESET); break; 658 case 0x233: map_key_clear(KEY_SCROLLUP); break; 659 case 0x234: map_key_clear(KEY_SCROLLDOWN); break; 660 case 0x238: map_rel(REL_HWHEEL); break; 661 case 0x25f: map_key_clear(KEY_CANCEL); break; 662 case 0x279: map_key_clear(KEY_REDO); break; 663 664 case 0x289: map_key_clear(KEY_REPLY); break; 665 case 0x28b: map_key_clear(KEY_FORWARDMAIL); break; 666 case 0x28c: map_key_clear(KEY_SEND); break; 667 668 /* Reported on a Cherry Cymotion keyboard */ 669 case 0x301: map_key_clear(KEY_PROG1); break; 670 case 0x302: map_key_clear(KEY_PROG2); break; 671 case 0x303: map_key_clear(KEY_PROG3); break; 672 673 /* Reported on certain Logitech wireless keyboards */ 674 case 0x1001: map_key_clear(KEY_MESSENGER); break; 675 case 0x1003: map_key_clear(KEY_SOUND); break; 676 case 0x1004: map_key_clear(KEY_VIDEO); break; 677 case 0x1005: map_key_clear(KEY_AUDIO); break; 678 case 0x100a: map_key_clear(KEY_DOCUMENTS); break; 679 case 0x1011: map_key_clear(KEY_PREVIOUSSONG); break; 680 case 0x1012: map_key_clear(KEY_NEXTSONG); break; 681 case 0x1013: map_key_clear(KEY_CAMERA); break; 682 case 0x1014: map_key_clear(KEY_MESSENGER); break; 683 case 0x1015: map_key_clear(KEY_RECORD); break; 684 case 0x1016: map_key_clear(KEY_PLAYER); break; 685 case 0x1017: map_key_clear(KEY_EJECTCD); break; 686 case 0x1018: map_key_clear(KEY_MEDIA); break; 687 case 0x1019: map_key_clear(KEY_PROG1); break; 688 case 0x101a: map_key_clear(KEY_PROG2); break; 689 case 0x101b: map_key_clear(KEY_PROG3); break; 690 case 0x101f: map_key_clear(KEY_ZOOMIN); break; 691 case 0x1020: map_key_clear(KEY_ZOOMOUT); break; 692 case 0x1021: map_key_clear(KEY_ZOOMRESET); break; 693 case 0x1023: map_key_clear(KEY_CLOSE); break; 694 case 0x1027: map_key_clear(KEY_MENU); break; 695 /* this one is marked as 'Rotate' */ 696 case 0x1028: map_key_clear(KEY_ANGLE); break; 697 case 0x1029: map_key_clear(KEY_SHUFFLE); break; 698 case 0x102a: map_key_clear(KEY_BACK); break; 699 case 0x102b: map_key_clear(KEY_CYCLEWINDOWS); break; 700 case 0x1041: map_key_clear(KEY_BATTERY); break; 701 case 0x1042: map_key_clear(KEY_WORDPROCESSOR); break; 702 case 0x1043: map_key_clear(KEY_SPREADSHEET); break; 703 case 0x1044: map_key_clear(KEY_PRESENTATION); break; 704 case 0x1045: map_key_clear(KEY_UNDO); break; 705 case 0x1046: map_key_clear(KEY_REDO); break; 706 case 0x1047: map_key_clear(KEY_PRINT); break; 707 case 0x1048: map_key_clear(KEY_SAVE); break; 708 case 0x1049: map_key_clear(KEY_PROG1); break; 709 case 0x104a: map_key_clear(KEY_PROG2); break; 710 case 0x104b: map_key_clear(KEY_PROG3); break; 711 case 0x104c: map_key_clear(KEY_PROG4); break; 712 713 default: goto ignore; 714 } 715 break; 716 717 case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */ 718 719 set_bit(EV_REP, input->evbit); 720 switch (usage->hid & HID_USAGE) { 721 case 0x021: map_key_clear(KEY_PRINT); break; 722 case 0x070: map_key_clear(KEY_HP); break; 723 case 0x071: map_key_clear(KEY_CAMERA); break; 724 case 0x072: map_key_clear(KEY_SOUND); break; 725 case 0x073: map_key_clear(KEY_QUESTION); break; 726 case 0x080: map_key_clear(KEY_EMAIL); break; 727 case 0x081: map_key_clear(KEY_CHAT); break; 728 case 0x082: map_key_clear(KEY_SEARCH); break; 729 case 0x083: map_key_clear(KEY_CONNECT); break; 730 case 0x084: map_key_clear(KEY_FINANCE); break; 731 case 0x085: map_key_clear(KEY_SPORT); break; 732 case 0x086: map_key_clear(KEY_SHOP); break; 733 default: goto ignore; 734 } 735 break; 736 737 case HID_UP_MSVENDOR: 738 739 /* Unfortunately, there are multiple devices which 740 * emit usages from MSVENDOR page that require different 741 * handling. If this list grows too much in the future, 742 * more general handling will have to be introduced here 743 * (i.e. another blacklist). 744 */ 745 746 /* Chicony Chicony KU-0418 tactical pad */ 747 if (IS_CHICONY_TACTICAL_PAD(device)) { 748 set_bit(EV_REP, input->evbit); 749 switch(usage->hid & HID_USAGE) { 750 case 0xff01: map_key_clear(BTN_1); break; 751 case 0xff02: map_key_clear(BTN_2); break; 752 case 0xff03: map_key_clear(BTN_3); break; 753 case 0xff04: map_key_clear(BTN_4); break; 754 case 0xff05: map_key_clear(BTN_5); break; 755 case 0xff06: map_key_clear(BTN_6); break; 756 case 0xff07: map_key_clear(BTN_7); break; 757 case 0xff08: map_key_clear(BTN_8); break; 758 case 0xff09: map_key_clear(BTN_9); break; 759 case 0xff0a: map_key_clear(BTN_A); break; 760 case 0xff0b: map_key_clear(BTN_B); break; 761 default: goto ignore; 762 } 763 764 /* Microsoft Natural Ergonomic Keyboard 4000 */ 765 } else if (IS_MS_KB(device)) { 766 switch(usage->hid & HID_USAGE) { 767 case 0xfd06: 768 map_key_clear(KEY_CHAT); 769 break; 770 case 0xfd07: 771 map_key_clear(KEY_PHONE); 772 break; 773 case 0xff05: 774 set_bit(EV_REP, input->evbit); 775 map_key_clear(KEY_F13); 776 set_bit(KEY_F14, input->keybit); 777 set_bit(KEY_F15, input->keybit); 778 set_bit(KEY_F16, input->keybit); 779 set_bit(KEY_F17, input->keybit); 780 set_bit(KEY_F18, input->keybit); 781 default: goto ignore; 782 } 783 } else { 784 goto ignore; 785 } 786 break; 787 788 case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */ 789 790 set_bit(EV_REP, input->evbit); 791 switch(usage->hid & HID_USAGE) { 792 case 0x003: 793 /* The fn key on Apple PowerBooks */ 794 map_key_clear(KEY_FN); 795 hidinput_pb_setup(input); 796 break; 797 798 default: goto ignore; 799 } 800 break; 801 802 case HID_UP_LOGIVENDOR: 803 set_bit(EV_REP, input->evbit); 804 switch(usage->hid & HID_USAGE) { 805 /* Reported on Logitech Ultra X Media Remote */ 806 case 0x004: map_key_clear(KEY_AGAIN); break; 807 case 0x00d: map_key_clear(KEY_HOME); break; 808 case 0x024: map_key_clear(KEY_SHUFFLE); break; 809 case 0x025: map_key_clear(KEY_TV); break; 810 case 0x026: map_key_clear(KEY_MENU); break; 811 case 0x031: map_key_clear(KEY_AUDIO); break; 812 case 0x032: map_key_clear(KEY_TEXT); break; 813 case 0x033: map_key_clear(KEY_LAST); break; 814 case 0x047: map_key_clear(KEY_MP3); break; 815 case 0x048: map_key_clear(KEY_DVD); break; 816 case 0x049: map_key_clear(KEY_MEDIA); break; 817 case 0x04a: map_key_clear(KEY_VIDEO); break; 818 case 0x04b: map_key_clear(KEY_ANGLE); break; 819 case 0x04c: map_key_clear(KEY_LANGUAGE); break; 820 case 0x04d: map_key_clear(KEY_SUBTITLE); break; 821 case 0x051: map_key_clear(KEY_RED); break; 822 case 0x052: map_key_clear(KEY_CLOSE); break; 823 824 /* Reported on Petalynx Maxter remote */ 825 case 0x05a: map_key_clear(KEY_TEXT); break; 826 case 0x05b: map_key_clear(KEY_RED); break; 827 case 0x05c: map_key_clear(KEY_GREEN); break; 828 case 0x05d: map_key_clear(KEY_YELLOW); break; 829 case 0x05e: map_key_clear(KEY_BLUE); break; 830 831 default: goto ignore; 832 } 833 break; 834 835 case HID_UP_PID: 836 837 switch(usage->hid & HID_USAGE) { 838 case 0xa4: map_key_clear(BTN_DEAD); break; 839 default: goto ignore; 840 } 841 break; 842 843 default: 844 unknown: 845 if (field->report_size == 1) { 846 if (field->report->type == HID_OUTPUT_REPORT) { 847 map_led(LED_MISC); 848 break; 849 } 850 map_key(BTN_MISC); 851 break; 852 } 853 if (field->flags & HID_MAIN_ITEM_RELATIVE) { 854 map_rel(REL_MISC); 855 break; 856 } 857 map_abs(ABS_MISC); 858 break; 859 } 860 861 if (device->quirks & HID_QUIRK_MIGHTYMOUSE) { 862 if (usage->hid == HID_GD_Z) 863 map_rel(REL_HWHEEL); 864 else if (usage->code == BTN_1) 865 map_key(BTN_2); 866 else if (usage->code == BTN_2) 867 map_key(BTN_1); 868 } 869 870 if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) && 871 (usage->type == EV_REL) && (usage->code == REL_WHEEL)) 872 set_bit(REL_HWHEEL, bit); 873 874 if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) 875 || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) 876 goto ignore; 877 878 if ((device->quirks & HID_QUIRK_BAD_RELATIVE_KEYS) && 879 usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE)) 880 field->flags &= ~HID_MAIN_ITEM_RELATIVE; 881 882 set_bit(usage->type, input->evbit); 883 884 if (device->quirks & HID_QUIRK_DUPLICATE_USAGES && 885 (usage->type == EV_KEY || 886 usage->type == EV_REL || 887 usage->type == EV_ABS)) 888 clear_bit(usage->code, bit); 889 890 while (usage->code <= max && test_and_set_bit(usage->code, bit)) 891 usage->code = find_next_zero_bit(bit, max + 1, usage->code); 892 893 if (usage->code > max) 894 goto ignore; 895 896 897 if (usage->type == EV_ABS) { 898 899 int a = field->logical_minimum; 900 int b = field->logical_maximum; 901 902 if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) { 903 a = field->logical_minimum = 0; 904 b = field->logical_maximum = 255; 905 } 906 907 if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK) 908 input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4); 909 else input_set_abs_params(input, usage->code, a, b, 0, 0); 910 911 } 912 913 if (usage->type == EV_ABS && 914 (usage->hat_min < usage->hat_max || usage->hat_dir)) { 915 int i; 916 for (i = usage->code; i < usage->code + 2 && i <= max; i++) { 917 input_set_abs_params(input, i, -1, 1, 0, 0); 918 set_bit(i, input->absbit); 919 } 920 if (usage->hat_dir && !field->dpad) 921 field->dpad = usage->code; 922 } 923 924 /* for those devices which produce Consumer volume usage as relative, 925 * we emulate pressing volumeup/volumedown appropriate number of times 926 * in hidinput_hid_event() 927 */ 928 if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) && 929 (usage->code == ABS_VOLUME)) { 930 set_bit(KEY_VOLUMEUP, input->keybit); 931 set_bit(KEY_VOLUMEDOWN, input->keybit); 932 } 933 934 if (usage->type == EV_KEY) { 935 set_bit(EV_MSC, input->evbit); 936 set_bit(MSC_SCAN, input->mscbit); 937 } 938 939 hid_resolv_event(usage->type, usage->code); 940 941 dbg_hid_line("\n"); 942 943 return; 944 945 ignore: 946 dbg_hid_line("IGNORED\n"); 947 return; 948 } 949 950 void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value) 951 { 952 struct input_dev *input; 953 unsigned *quirks = &hid->quirks; 954 955 if (!field->hidinput) 956 return; 957 958 input = field->hidinput->input; 959 960 if (!usage->type) 961 return; 962 963 if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) 964 || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) { 965 if (value) hid->quirks |= HID_QUIRK_2WHEEL_MOUSE_HACK_ON; 966 else hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON; 967 return; 968 } 969 970 if ((hid->quirks & HID_QUIRK_INVERT_HWHEEL) && (usage->code == REL_HWHEEL)) { 971 input_event(input, usage->type, usage->code, -value); 972 return; 973 } 974 975 if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) { 976 input_event(input, usage->type, REL_HWHEEL, value); 977 return; 978 } 979 980 if ((hid->quirks & HID_QUIRK_POWERBOOK_HAS_FN) && hidinput_pb_event(hid, input, usage, value)) 981 return; 982 983 if (usage->hat_min < usage->hat_max || usage->hat_dir) { 984 int hat_dir = usage->hat_dir; 985 if (!hat_dir) 986 hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1; 987 if (hat_dir < 0 || hat_dir > 8) hat_dir = 0; 988 input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x); 989 input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y); 990 return; 991 } 992 993 if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */ 994 *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT); 995 return; 996 } 997 998 if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */ 999 if (value) { 1000 input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1); 1001 return; 1002 } 1003 input_event(input, usage->type, usage->code, 0); 1004 input_event(input, usage->type, BTN_TOOL_RUBBER, 0); 1005 return; 1006 } 1007 1008 if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */ 1009 int a = field->logical_minimum; 1010 int b = field->logical_maximum; 1011 input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3)); 1012 } 1013 1014 if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */ 1015 dbg_hid("Maximum Effects - %d\n",value); 1016 return; 1017 } 1018 1019 if (usage->hid == (HID_UP_PID | 0x7fUL)) { 1020 dbg_hid("PID Pool Report\n"); 1021 return; 1022 } 1023 1024 if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */ 1025 return; 1026 1027 if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) && 1028 (usage->code == ABS_VOLUME)) { 1029 int count = abs(value); 1030 int direction = value > 0 ? KEY_VOLUMEUP : KEY_VOLUMEDOWN; 1031 int i; 1032 1033 for (i = 0; i < count; i++) { 1034 input_event(input, EV_KEY, direction, 1); 1035 input_sync(input); 1036 input_event(input, EV_KEY, direction, 0); 1037 input_sync(input); 1038 } 1039 return; 1040 } 1041 1042 /* Handling MS keyboards special buttons */ 1043 if (IS_MS_KB(hid) && usage->hid == (HID_UP_MSVENDOR | 0xff05)) { 1044 int key = 0; 1045 static int last_key = 0; 1046 switch (value) { 1047 case 0x01: key = KEY_F14; break; 1048 case 0x02: key = KEY_F15; break; 1049 case 0x04: key = KEY_F16; break; 1050 case 0x08: key = KEY_F17; break; 1051 case 0x10: key = KEY_F18; break; 1052 default: break; 1053 } 1054 if (key) { 1055 input_event(input, usage->type, key, 1); 1056 last_key = key; 1057 } else { 1058 input_event(input, usage->type, last_key, 0); 1059 } 1060 } 1061 /* report the usage code as scancode if the key status has changed */ 1062 if (usage->type == EV_KEY && !!test_bit(usage->code, input->key) != value) 1063 input_event(input, EV_MSC, MSC_SCAN, usage->hid); 1064 1065 input_event(input, usage->type, usage->code, value); 1066 1067 if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY)) 1068 input_event(input, usage->type, usage->code, 0); 1069 } 1070 1071 void hidinput_report_event(struct hid_device *hid, struct hid_report *report) 1072 { 1073 struct hid_input *hidinput; 1074 1075 list_for_each_entry(hidinput, &hid->inputs, list) 1076 input_sync(hidinput->input); 1077 } 1078 EXPORT_SYMBOL_GPL(hidinput_report_event); 1079 1080 int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field) 1081 { 1082 struct hid_report *report; 1083 int i, j; 1084 1085 list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) { 1086 for (i = 0; i < report->maxfield; i++) { 1087 *field = report->field[i]; 1088 for (j = 0; j < (*field)->maxusage; j++) 1089 if ((*field)->usage[j].type == type && (*field)->usage[j].code == code) 1090 return j; 1091 } 1092 } 1093 return -1; 1094 } 1095 EXPORT_SYMBOL_GPL(hidinput_find_field); 1096 1097 static int hidinput_open(struct input_dev *dev) 1098 { 1099 struct hid_device *hid = input_get_drvdata(dev); 1100 1101 return hid->hid_open(hid); 1102 } 1103 1104 static void hidinput_close(struct input_dev *dev) 1105 { 1106 struct hid_device *hid = input_get_drvdata(dev); 1107 1108 hid->hid_close(hid); 1109 } 1110 1111 /* 1112 * Register the input device; print a message. 1113 * Configure the input layer interface 1114 * Read all reports and initialize the absolute field values. 1115 */ 1116 1117 int hidinput_connect(struct hid_device *hid) 1118 { 1119 struct hid_report *report; 1120 struct hid_input *hidinput = NULL; 1121 struct input_dev *input_dev; 1122 int i, j, k; 1123 int max_report_type = HID_OUTPUT_REPORT; 1124 1125 if (hid->quirks & HID_QUIRK_IGNORE_HIDINPUT) 1126 return -1; 1127 1128 INIT_LIST_HEAD(&hid->inputs); 1129 1130 for (i = 0; i < hid->maxcollection; i++) 1131 if (hid->collection[i].type == HID_COLLECTION_APPLICATION || 1132 hid->collection[i].type == HID_COLLECTION_PHYSICAL) 1133 if (IS_INPUT_APPLICATION(hid->collection[i].usage)) 1134 break; 1135 1136 if (i == hid->maxcollection && (hid->quirks & HID_QUIRK_HIDINPUT) == 0) 1137 return -1; 1138 1139 if (hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS) 1140 max_report_type = HID_INPUT_REPORT; 1141 1142 for (k = HID_INPUT_REPORT; k <= max_report_type; k++) 1143 list_for_each_entry(report, &hid->report_enum[k].report_list, list) { 1144 1145 if (!report->maxfield) 1146 continue; 1147 1148 if (!hidinput) { 1149 hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL); 1150 input_dev = input_allocate_device(); 1151 if (!hidinput || !input_dev) { 1152 kfree(hidinput); 1153 input_free_device(input_dev); 1154 err_hid("Out of memory during hid input probe"); 1155 return -1; 1156 } 1157 1158 input_set_drvdata(input_dev, hid); 1159 input_dev->event = hid->hidinput_input_event; 1160 input_dev->open = hidinput_open; 1161 input_dev->close = hidinput_close; 1162 input_dev->setkeycode = hidinput_setkeycode; 1163 input_dev->getkeycode = hidinput_getkeycode; 1164 1165 input_dev->name = hid->name; 1166 input_dev->phys = hid->phys; 1167 input_dev->uniq = hid->uniq; 1168 input_dev->id.bustype = hid->bus; 1169 input_dev->id.vendor = hid->vendor; 1170 input_dev->id.product = hid->product; 1171 input_dev->id.version = hid->version; 1172 input_dev->dev.parent = hid->dev; 1173 hidinput->input = input_dev; 1174 list_add_tail(&hidinput->list, &hid->inputs); 1175 } 1176 1177 for (i = 0; i < report->maxfield; i++) 1178 for (j = 0; j < report->field[i]->maxusage; j++) 1179 hidinput_configure_usage(hidinput, report->field[i], 1180 report->field[i]->usage + j); 1181 1182 if (hid->quirks & HID_QUIRK_MULTI_INPUT) { 1183 /* This will leave hidinput NULL, so that it 1184 * allocates another one if we have more inputs on 1185 * the same interface. Some devices (e.g. Happ's 1186 * UGCI) cram a lot of unrelated inputs into the 1187 * same interface. */ 1188 hidinput->report = report; 1189 input_register_device(hidinput->input); 1190 hidinput = NULL; 1191 } 1192 } 1193 1194 if (hidinput) 1195 input_register_device(hidinput->input); 1196 1197 return 0; 1198 } 1199 EXPORT_SYMBOL_GPL(hidinput_connect); 1200 1201 void hidinput_disconnect(struct hid_device *hid) 1202 { 1203 struct hid_input *hidinput, *next; 1204 1205 list_for_each_entry_safe(hidinput, next, &hid->inputs, list) { 1206 list_del(&hidinput->list); 1207 input_unregister_device(hidinput->input); 1208 kfree(hidinput); 1209 } 1210 } 1211 EXPORT_SYMBOL_GPL(hidinput_disconnect); 1212 1213