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add pfn_valid_within helper for sub-MAX_ORDER hole detection
[pv_ops_mirror.git] / drivers / hid / hid-input.c
bloba19b65ed3119873548664c160f9f6f700f45843d
1 /*
2 * $Id: hid-input.c,v 1.2 2002/04/23 00:59:25 rdamazio Exp $
3 *
4 * Copyright (c) 2000-2001 Vojtech Pavlik
5 * Copyright (c) 2006-2007 Jiri Kosina
6 *
7 * HID to Linux Input mapping
8 */
9
10 /*
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 *
25 * Should you need to contact me, the author, you can do so either by
26 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
27 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
28 */
29
30 #include <linux/module.h>
31 #include <linux/slab.h>
32 #include <linux/kernel.h>
33
34 #include <linux/hid.h>
35 #include <linux/hid-debug.h>
36
37 static int hid_pb_fnmode = 1;
38 module_param_named(pb_fnmode, hid_pb_fnmode, int, 0644);
39 MODULE_PARM_DESC(pb_fnmode,
40 "Mode of fn key on PowerBooks (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)");
41
42 #define unk KEY_UNKNOWN
43
44 static const unsigned char hid_keyboard[256] = {
45 0, 0, 0, 0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38,
46 50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44, 2, 3,
47 4, 5, 6, 7, 8, 9, 10, 11, 28, 1, 14, 15, 57, 12, 13, 26,
48 27, 43, 43, 39, 40, 41, 51, 52, 53, 58, 59, 60, 61, 62, 63, 64,
49 65, 66, 67, 68, 87, 88, 99, 70,119,110,102,104,111,107,109,106,
50 105,108,103, 69, 98, 55, 74, 78, 96, 79, 80, 81, 75, 76, 77, 71,
51 72, 73, 82, 83, 86,127,116,117,183,184,185,186,187,188,189,190,
52 191,192,193,194,134,138,130,132,128,129,131,137,133,135,136,113,
53 115,114,unk,unk,unk,121,unk, 89, 93,124, 92, 94, 95,unk,unk,unk,
54 122,123, 90, 91, 85,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
55 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
56 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
57 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
58 unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
59 29, 42, 56,125, 97, 54,100,126,164,166,165,163,161,115,114,113,
60 150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk
61 };
62
63 static const struct {
64 __s32 x;
65 __s32 y;
66 } hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}};
67
68 #define map_abs(c) do { usage->code = c; usage->type = EV_ABS; bit = input->absbit; max = ABS_MAX; } while (0)
69 #define map_rel(c) do { usage->code = c; usage->type = EV_REL; bit = input->relbit; max = REL_MAX; } while (0)
70 #define map_key(c) do { usage->code = c; usage->type = EV_KEY; bit = input->keybit; max = KEY_MAX; } while (0)
71 #define map_led(c) do { usage->code = c; usage->type = EV_LED; bit = input->ledbit; max = LED_MAX; } while (0)
72
73 #define map_abs_clear(c) do { map_abs(c); clear_bit(c, bit); } while (0)
74 #define map_key_clear(c) do { map_key(c); clear_bit(c, bit); } while (0)
75
76 #ifdef CONFIG_USB_HIDINPUT_POWERBOOK
77
78 struct hidinput_key_translation {
79 u16 from;
80 u16 to;
81 u8 flags;
82 };
83
84 #define POWERBOOK_FLAG_FKEY 0x01
85
86 static struct hidinput_key_translation powerbook_fn_keys[] = {
87 { KEY_BACKSPACE, KEY_DELETE },
88 { KEY_F1, KEY_BRIGHTNESSDOWN, POWERBOOK_FLAG_FKEY },
89 { KEY_F2, KEY_BRIGHTNESSUP, POWERBOOK_FLAG_FKEY },
90 { KEY_F3, KEY_MUTE, POWERBOOK_FLAG_FKEY },
91 { KEY_F4, KEY_VOLUMEDOWN, POWERBOOK_FLAG_FKEY },
92 { KEY_F5, KEY_VOLUMEUP, POWERBOOK_FLAG_FKEY },
93 { KEY_F6, KEY_NUMLOCK, POWERBOOK_FLAG_FKEY },
94 { KEY_F7, KEY_SWITCHVIDEOMODE, POWERBOOK_FLAG_FKEY },
95 { KEY_F8, KEY_KBDILLUMTOGGLE, POWERBOOK_FLAG_FKEY },
96 { KEY_F9, KEY_KBDILLUMDOWN, POWERBOOK_FLAG_FKEY },
97 { KEY_F10, KEY_KBDILLUMUP, POWERBOOK_FLAG_FKEY },
98 { KEY_UP, KEY_PAGEUP },
99 { KEY_DOWN, KEY_PAGEDOWN },
100 { KEY_LEFT, KEY_HOME },
101 { KEY_RIGHT, KEY_END },
102 { }
103 };
104
105 static struct hidinput_key_translation powerbook_numlock_keys[] = {
106 { KEY_J, KEY_KP1 },
107 { KEY_K, KEY_KP2 },
108 { KEY_L, KEY_KP3 },
109 { KEY_U, KEY_KP4 },
110 { KEY_I, KEY_KP5 },
111 { KEY_O, KEY_KP6 },
112 { KEY_7, KEY_KP7 },
113 { KEY_8, KEY_KP8 },
114 { KEY_9, KEY_KP9 },
115 { KEY_M, KEY_KP0 },
116 { KEY_DOT, KEY_KPDOT },
117 { KEY_SLASH, KEY_KPPLUS },
118 { KEY_SEMICOLON, KEY_KPMINUS },
119 { KEY_P, KEY_KPASTERISK },
120 { KEY_MINUS, KEY_KPEQUAL },
121 { KEY_0, KEY_KPSLASH },
122 { KEY_F6, KEY_NUMLOCK },
123 { KEY_KPENTER, KEY_KPENTER },
124 { KEY_BACKSPACE, KEY_BACKSPACE },
125 { }
126 };
127
128 static struct hidinput_key_translation powerbook_iso_keyboard[] = {
129 { KEY_GRAVE, KEY_102ND },
130 { KEY_102ND, KEY_GRAVE },
131 { }
132 };
133
134 static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from)
135 {
136 struct hidinput_key_translation *trans;
137
138 /* Look for the translation */
139 for (trans = table; trans->from; trans++)
140 if (trans->from == from)
141 return trans;
142
143 return NULL;
144 }
145
146 static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
147 struct hid_usage *usage, __s32 value)
148 {
149 struct hidinput_key_translation *trans;
150
151 if (usage->code == KEY_FN) {
152 if (value) hid->quirks |= HID_QUIRK_POWERBOOK_FN_ON;
153 else hid->quirks &= ~HID_QUIRK_POWERBOOK_FN_ON;
154
155 input_event(input, usage->type, usage->code, value);
156
157 return 1;
158 }
159
160 if (hid_pb_fnmode) {
161 int do_translate;
162
163 trans = find_translation(powerbook_fn_keys, usage->code);
164 if (trans) {
165 if (test_bit(usage->code, hid->pb_pressed_fn))
166 do_translate = 1;
167 else if (trans->flags & POWERBOOK_FLAG_FKEY)
168 do_translate =
169 (hid_pb_fnmode == 2 && (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)) ||
170 (hid_pb_fnmode == 1 && !(hid->quirks & HID_QUIRK_POWERBOOK_FN_ON));
171 else
172 do_translate = (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON);
173
174 if (do_translate) {
175 if (value)
176 set_bit(usage->code, hid->pb_pressed_fn);
177 else
178 clear_bit(usage->code, hid->pb_pressed_fn);
179
180 input_event(input, usage->type, trans->to, value);
181
182 return 1;
183 }
184 }
185
186 if (test_bit(usage->code, hid->pb_pressed_numlock) ||
187 test_bit(LED_NUML, input->led)) {
188 trans = find_translation(powerbook_numlock_keys, usage->code);
189
190 if (trans) {
191 if (value)
192 set_bit(usage->code, hid->pb_pressed_numlock);
193 else
194 clear_bit(usage->code, hid->pb_pressed_numlock);
195
196 input_event(input, usage->type, trans->to, value);
197 }
198
199 return 1;
200 }
201 }
202
203 if (hid->quirks & HID_QUIRK_POWERBOOK_ISO_KEYBOARD) {
204 trans = find_translation(powerbook_iso_keyboard, usage->code);
205 if (trans) {
206 input_event(input, usage->type, trans->to, value);
207 return 1;
208 }
209 }
210
211 return 0;
212 }
213
214 static void hidinput_pb_setup(struct input_dev *input)
215 {
216 struct hidinput_key_translation *trans;
217
218 set_bit(KEY_NUMLOCK, input->keybit);
219
220 /* Enable all needed keys */
221 for (trans = powerbook_fn_keys; trans->from; trans++)
222 set_bit(trans->to, input->keybit);
223
224 for (trans = powerbook_numlock_keys; trans->from; trans++)
225 set_bit(trans->to, input->keybit);
226
227 for (trans = powerbook_iso_keyboard; trans->from; trans++)
228 set_bit(trans->to, input->keybit);
229
230 }
231 #else
232 static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
233 struct hid_usage *usage, __s32 value)
234 {
235 return 0;
236 }
237
238 static inline void hidinput_pb_setup(struct input_dev *input)
239 {
240 }
241 #endif
242
243 static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field,
244 struct hid_usage *usage)
245 {
246 struct input_dev *input = hidinput->input;
247 struct hid_device *device = input->private;
248 int max = 0, code;
249 unsigned long *bit = NULL;
250
251 field->hidinput = hidinput;
252
253 #ifdef CONFIG_HID_DEBUG
254 printk(KERN_DEBUG "Mapping: ");
255 hid_resolv_usage(usage->hid);
256 printk(" ---> ");
257 #endif
258
259 if (field->flags & HID_MAIN_ITEM_CONSTANT)
260 goto ignore;
261
262 switch (usage->hid & HID_USAGE_PAGE) {
263
264 case HID_UP_UNDEFINED:
265 goto ignore;
266
267 case HID_UP_KEYBOARD:
268
269 set_bit(EV_REP, input->evbit);
270
271 if ((usage->hid & HID_USAGE) < 256) {
272 if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore;
273 map_key_clear(hid_keyboard[usage->hid & HID_USAGE]);
274 } else
275 map_key(KEY_UNKNOWN);
276
277 break;
278
279 case HID_UP_BUTTON:
280
281 code = ((usage->hid - 1) & 0xf);
282
283 switch (field->application) {
284 case HID_GD_MOUSE:
285 case HID_GD_POINTER: code += 0x110; break;
286 case HID_GD_JOYSTICK: code += 0x120; break;
287 case HID_GD_GAMEPAD: code += 0x130; break;
288 default:
289 switch (field->physical) {
290 case HID_GD_MOUSE:
291 case HID_GD_POINTER: code += 0x110; break;
292 case HID_GD_JOYSTICK: code += 0x120; break;
293 case HID_GD_GAMEPAD: code += 0x130; break;
294 default: code += 0x100;
295 }
296 }
297
298 map_key(code);
299 break;
300
301
302 case HID_UP_SIMULATION:
303
304 switch (usage->hid & 0xffff) {
305 case 0xba: map_abs(ABS_RUDDER); break;
306 case 0xbb: map_abs(ABS_THROTTLE); break;
307 case 0xc4: map_abs(ABS_GAS); break;
308 case 0xc5: map_abs(ABS_BRAKE); break;
309 case 0xc8: map_abs(ABS_WHEEL); break;
310 default: goto ignore;
311 }
312 break;
313
314 case HID_UP_GENDESK:
315
316 if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */
317 switch (usage->hid & 0xf) {
318 case 0x1: map_key_clear(KEY_POWER); break;
319 case 0x2: map_key_clear(KEY_SLEEP); break;
320 case 0x3: map_key_clear(KEY_WAKEUP); break;
321 default: goto unknown;
322 }
323 break;
324 }
325
326 if ((usage->hid & 0xf0) == 0x90) { /* D-pad */
327 switch (usage->hid) {
328 case HID_GD_UP: usage->hat_dir = 1; break;
329 case HID_GD_DOWN: usage->hat_dir = 5; break;
330 case HID_GD_RIGHT: usage->hat_dir = 3; break;
331 case HID_GD_LEFT: usage->hat_dir = 7; break;
332 default: goto unknown;
333 }
334 if (field->dpad) {
335 map_abs(field->dpad);
336 goto ignore;
337 }
338 map_abs(ABS_HAT0X);
339 break;
340 }
341
342 switch (usage->hid) {
343
344 /* These usage IDs map directly to the usage codes. */
345 case HID_GD_X: case HID_GD_Y: case HID_GD_Z:
346 case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ:
347 case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL:
348 if (field->flags & HID_MAIN_ITEM_RELATIVE)
349 map_rel(usage->hid & 0xf);
350 else
351 map_abs(usage->hid & 0xf);
352 break;
353
354 case HID_GD_HATSWITCH:
355 usage->hat_min = field->logical_minimum;
356 usage->hat_max = field->logical_maximum;
357 map_abs(ABS_HAT0X);
358 break;
359
360 case HID_GD_START: map_key_clear(BTN_START); break;
361 case HID_GD_SELECT: map_key_clear(BTN_SELECT); break;
362
363 default: goto unknown;
364 }
365
366 break;
367
368 case HID_UP_LED:
369
370 switch (usage->hid & 0xffff) { /* HID-Value: */
371 case 0x01: map_led (LED_NUML); break; /* "Num Lock" */
372 case 0x02: map_led (LED_CAPSL); break; /* "Caps Lock" */
373 case 0x03: map_led (LED_SCROLLL); break; /* "Scroll Lock" */
374 case 0x04: map_led (LED_COMPOSE); break; /* "Compose" */
375 case 0x05: map_led (LED_KANA); break; /* "Kana" */
376 case 0x27: map_led (LED_SLEEP); break; /* "Stand-By" */
377 case 0x4c: map_led (LED_SUSPEND); break; /* "System Suspend" */
378 case 0x09: map_led (LED_MUTE); break; /* "Mute" */
379 case 0x4b: map_led (LED_MISC); break; /* "Generic Indicator" */
380 case 0x19: map_led (LED_MAIL); break; /* "Message Waiting" */
381 case 0x4d: map_led (LED_CHARGING); break; /* "External Power Connected" */
382
383 default: goto ignore;
384 }
385 break;
386
387 case HID_UP_DIGITIZER:
388
389 switch (usage->hid & 0xff) {
390
391 case 0x30: /* TipPressure */
392 if (!test_bit(BTN_TOUCH, input->keybit)) {
393 device->quirks |= HID_QUIRK_NOTOUCH;
394 set_bit(EV_KEY, input->evbit);
395 set_bit(BTN_TOUCH, input->keybit);
396 }
397
398 map_abs_clear(ABS_PRESSURE);
399 break;
400
401 case 0x32: /* InRange */
402 switch (field->physical & 0xff) {
403 case 0x21: map_key(BTN_TOOL_MOUSE); break;
404 case 0x22: map_key(BTN_TOOL_FINGER); break;
405 default: map_key(BTN_TOOL_PEN); break;
406 }
407 break;
408
409 case 0x3c: /* Invert */
410 map_key_clear(BTN_TOOL_RUBBER);
411 break;
412
413 case 0x33: /* Touch */
414 case 0x42: /* TipSwitch */
415 case 0x43: /* TipSwitch2 */
416 device->quirks &= ~HID_QUIRK_NOTOUCH;
417 map_key_clear(BTN_TOUCH);
418 break;
419
420 case 0x44: /* BarrelSwitch */
421 map_key_clear(BTN_STYLUS);
422 break;
423
424 default: goto unknown;
425 }
426 break;
427
428 case HID_UP_CONSUMER: /* USB HUT v1.1, pages 56-62 */
429
430 switch (usage->hid & HID_USAGE) {
431 case 0x000: goto ignore;
432 case 0x034: map_key_clear(KEY_SLEEP); break;
433 case 0x036: map_key_clear(BTN_MISC); break;
434 /*
435 * The next three are reported by Belkin wireless
436 * keyboard (1020:0006). These values are "reserved"
437 * in HUT 1.12.
438 */
439 case 0x03a: map_key_clear(KEY_SOUND); break;
440 case 0x03b: map_key_clear(KEY_CAMERA); break;
441 case 0x03c: map_key_clear(KEY_DOCUMENTS); break;
442
443 case 0x040: map_key_clear(KEY_MENU); break;
444 case 0x045: map_key_clear(KEY_RADIO); break;
445
446 case 0x083: map_key_clear(KEY_LAST); break;
447 case 0x088: map_key_clear(KEY_PC); break;
448 case 0x089: map_key_clear(KEY_TV); break;
449 case 0x08a: map_key_clear(KEY_WWW); break;
450 case 0x08b: map_key_clear(KEY_DVD); break;
451 case 0x08c: map_key_clear(KEY_PHONE); break;
452 case 0x08d: map_key_clear(KEY_PROGRAM); break;
453 case 0x08e: map_key_clear(KEY_VIDEOPHONE); break;
454 case 0x08f: map_key_clear(KEY_GAMES); break;
455 case 0x090: map_key_clear(KEY_MEMO); break;
456 case 0x091: map_key_clear(KEY_CD); break;
457 case 0x092: map_key_clear(KEY_VCR); break;
458 case 0x093: map_key_clear(KEY_TUNER); break;
459 case 0x094: map_key_clear(KEY_EXIT); break;
460 case 0x095: map_key_clear(KEY_HELP); break;
461 case 0x096: map_key_clear(KEY_TAPE); break;
462 case 0x097: map_key_clear(KEY_TV2); break;
463 case 0x098: map_key_clear(KEY_SAT); break;
464 case 0x09a: map_key_clear(KEY_PVR); break;
465
466 case 0x09c: map_key_clear(KEY_CHANNELUP); break;
467 case 0x09d: map_key_clear(KEY_CHANNELDOWN); break;
468 case 0x0a0: map_key_clear(KEY_VCR2); break;
469
470 case 0x0b0: map_key_clear(KEY_PLAY); break;
471 case 0x0b1: map_key_clear(KEY_PAUSE); break;
472 case 0x0b2: map_key_clear(KEY_RECORD); break;
473 case 0x0b3: map_key_clear(KEY_FASTFORWARD); break;
474 case 0x0b4: map_key_clear(KEY_REWIND); break;
475 case 0x0b5: map_key_clear(KEY_NEXTSONG); break;
476 case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break;
477 case 0x0b7: map_key_clear(KEY_STOPCD); break;
478 case 0x0b8: map_key_clear(KEY_EJECTCD); break;
479
480 case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break;
481 case 0x0e0: map_abs_clear(ABS_VOLUME); break;
482 case 0x0e2: map_key_clear(KEY_MUTE); break;
483 case 0x0e5: map_key_clear(KEY_BASSBOOST); break;
484 case 0x0e9: map_key_clear(KEY_VOLUMEUP); break;
485 case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break;
486 case 0x183: map_key_clear(KEY_CONFIG); break;
487 case 0x184: map_key_clear(KEY_WORDPROCESSOR); break;
488 case 0x185: map_key_clear(KEY_EDITOR); break;
489 case 0x186: map_key_clear(KEY_SPREADSHEET); break;
490 case 0x187: map_key_clear(KEY_GRAPHICSEDITOR); break;
491 case 0x188: map_key_clear(KEY_PRESENTATION); break;
492 case 0x189: map_key_clear(KEY_DATABASE); break;
493 case 0x18a: map_key_clear(KEY_MAIL); break;
494 case 0x18b: map_key_clear(KEY_NEWS); break;
495 case 0x18c: map_key_clear(KEY_VOICEMAIL); break;
496 case 0x18d: map_key_clear(KEY_ADDRESSBOOK); break;
497 case 0x18e: map_key_clear(KEY_CALENDAR); break;
498 case 0x191: map_key_clear(KEY_FINANCE); break;
499 case 0x192: map_key_clear(KEY_CALC); break;
500 case 0x194: map_key_clear(KEY_FILE); break;
501 case 0x196: map_key_clear(KEY_WWW); break;
502 case 0x19e: map_key_clear(KEY_COFFEE); break;
503 case 0x1a6: map_key_clear(KEY_HELP); break;
504 case 0x1a7: map_key_clear(KEY_DOCUMENTS); break;
505 case 0x1bc: map_key_clear(KEY_MESSENGER); break;
506 case 0x1bd: map_key_clear(KEY_INFO); break;
507 case 0x201: map_key_clear(KEY_NEW); break;
508 case 0x202: map_key_clear(KEY_OPEN); break;
509 case 0x203: map_key_clear(KEY_CLOSE); break;
510 case 0x204: map_key_clear(KEY_EXIT); break;
511 case 0x207: map_key_clear(KEY_SAVE); break;
512 case 0x208: map_key_clear(KEY_PRINT); break;
513 case 0x209: map_key_clear(KEY_PROPS); break;
514 case 0x21a: map_key_clear(KEY_UNDO); break;
515 case 0x21b: map_key_clear(KEY_COPY); break;
516 case 0x21c: map_key_clear(KEY_CUT); break;
517 case 0x21d: map_key_clear(KEY_PASTE); break;
518 case 0x221: map_key_clear(KEY_FIND); break;
519 case 0x223: map_key_clear(KEY_HOMEPAGE); break;
520 case 0x224: map_key_clear(KEY_BACK); break;
521 case 0x225: map_key_clear(KEY_FORWARD); break;
522 case 0x226: map_key_clear(KEY_STOP); break;
523 case 0x227: map_key_clear(KEY_REFRESH); break;
524 case 0x22a: map_key_clear(KEY_BOOKMARKS); break;
525 case 0x22d: map_key_clear(KEY_ZOOMIN); break;
526 case 0x22e: map_key_clear(KEY_ZOOMOUT); break;
527 case 0x22f: map_key_clear(KEY_ZOOMRESET); break;
528 case 0x233: map_key_clear(KEY_SCROLLUP); break;
529 case 0x234: map_key_clear(KEY_SCROLLDOWN); break;
530 case 0x238: map_rel(REL_HWHEEL); break;
531 case 0x25f: map_key_clear(KEY_CANCEL); break;
532 case 0x279: map_key_clear(KEY_REDO); break;
533
534 case 0x289: map_key_clear(KEY_REPLY); break;
535 case 0x28b: map_key_clear(KEY_FORWARDMAIL); break;
536 case 0x28c: map_key_clear(KEY_SEND); break;
537
538 /* Reported on a Cherry Cymotion keyboard */
539 case 0x301: map_key_clear(KEY_PROG1); break;
540 case 0x302: map_key_clear(KEY_PROG2); break;
541 case 0x303: map_key_clear(KEY_PROG3); break;
542
543 /* Reported on certain Logitech wireless keyboards */
544 case 0x1001: map_key_clear(KEY_MESSENGER); break;
545 case 0x1003: map_key_clear(KEY_SOUND); break;
546 case 0x1004: map_key_clear(KEY_VIDEO); break;
547 case 0x1005: map_key_clear(KEY_AUDIO); break;
548 case 0x100a: map_key_clear(KEY_DOCUMENTS); break;
549 case 0x1011: map_key_clear(KEY_PREVIOUSSONG); break;
550 case 0x1012: map_key_clear(KEY_NEXTSONG); break;
551 case 0x1013: map_key_clear(KEY_CAMERA); break;
552 case 0x1014: map_key_clear(KEY_MESSENGER); break;
553 case 0x1015: map_key_clear(KEY_RECORD); break;
554 case 0x1016: map_key_clear(KEY_PLAYER); break;
555 case 0x1017: map_key_clear(KEY_EJECTCD); break;
556 case 0x1019: map_key_clear(KEY_PROG1); break;
557 case 0x101a: map_key_clear(KEY_PROG2); break;
558 case 0x101b: map_key_clear(KEY_PROG3); break;
559 case 0x101f: map_key_clear(KEY_ZOOMIN); break;
560 case 0x1020: map_key_clear(KEY_ZOOMOUT); break;
561 case 0x1021: map_key_clear(KEY_ZOOMRESET); break;
562 case 0x1023: map_key_clear(KEY_CLOSE); break;
563 /* this one is marked as 'Rotate' */
564 case 0x1028: map_key_clear(KEY_ANGLE); break;
565 case 0x1029: map_key_clear(KEY_SHUFFLE); break;
566 case 0x1041: map_key_clear(KEY_BATTERY); break;
567 case 0x1042: map_key_clear(KEY_WORDPROCESSOR); break;
568 case 0x1043: map_key_clear(KEY_SPREADSHEET); break;
569 case 0x1044: map_key_clear(KEY_PRESENTATION); break;
570 case 0x1045: map_key_clear(KEY_UNDO); break;
571 case 0x1046: map_key_clear(KEY_REDO); break;
572 case 0x1047: map_key_clear(KEY_PRINT); break;
573 case 0x1048: map_key_clear(KEY_SAVE); break;
574 case 0x1049: map_key_clear(KEY_PROG1); break;
575 case 0x104a: map_key_clear(KEY_PROG2); break;
576 case 0x104b: map_key_clear(KEY_PROG3); break;
577 case 0x104c: map_key_clear(KEY_PROG4); break;
578
579 default: goto ignore;
580 }
581 break;
582
583 case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */
584
585 set_bit(EV_REP, input->evbit);
586 switch (usage->hid & HID_USAGE) {
587 case 0x021: map_key_clear(KEY_PRINT); break;
588 case 0x070: map_key_clear(KEY_HP); break;
589 case 0x071: map_key_clear(KEY_CAMERA); break;
590 case 0x072: map_key_clear(KEY_SOUND); break;
591 case 0x073: map_key_clear(KEY_QUESTION); break;
592 case 0x080: map_key_clear(KEY_EMAIL); break;
593 case 0x081: map_key_clear(KEY_CHAT); break;
594 case 0x082: map_key_clear(KEY_SEARCH); break;
595 case 0x083: map_key_clear(KEY_CONNECT); break;
596 case 0x084: map_key_clear(KEY_FINANCE); break;
597 case 0x085: map_key_clear(KEY_SPORT); break;
598 case 0x086: map_key_clear(KEY_SHOP); break;
599 default: goto ignore;
600 }
601 break;
602
603 case HID_UP_MSVENDOR:
604 goto ignore;
605
606 case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */
607
608 set_bit(EV_REP, input->evbit);
609 switch(usage->hid & HID_USAGE) {
610 case 0x003:
611 /* The fn key on Apple PowerBooks */
612 map_key_clear(KEY_FN);
613 hidinput_pb_setup(input);
614 break;
615
616 default: goto ignore;
617 }
618 break;
619
620 case HID_UP_LOGIVENDOR: /* Reported on Logitech Ultra X Media Remote */
621
622 set_bit(EV_REP, input->evbit);
623 switch(usage->hid & HID_USAGE) {
624 case 0x004: map_key_clear(KEY_AGAIN); break;
625 case 0x00d: map_key_clear(KEY_HOME); break;
626 case 0x024: map_key_clear(KEY_SHUFFLE); break;
627 case 0x025: map_key_clear(KEY_TV); break;
628 case 0x026: map_key_clear(KEY_MENU); break;
629 case 0x031: map_key_clear(KEY_AUDIO); break;
630 case 0x032: map_key_clear(KEY_TEXT); break;
631 case 0x033: map_key_clear(KEY_LAST); break;
632 case 0x047: map_key_clear(KEY_MP3); break;
633 case 0x048: map_key_clear(KEY_DVD); break;
634 case 0x049: map_key_clear(KEY_MEDIA); break;
635 case 0x04a: map_key_clear(KEY_VIDEO); break;
636 case 0x04b: map_key_clear(KEY_ANGLE); break;
637 case 0x04c: map_key_clear(KEY_LANGUAGE); break;
638 case 0x04d: map_key_clear(KEY_SUBTITLE); break;
639 case 0x051: map_key_clear(KEY_RED); break;
640 case 0x052: map_key_clear(KEY_CLOSE); break;
641 default: goto ignore;
642 }
643 break;
644
645 case HID_UP_PID:
646
647 switch(usage->hid & HID_USAGE) {
648 case 0xa4: map_key_clear(BTN_DEAD); break;
649 default: goto ignore;
650 }
651 break;
652
653 default:
654 unknown:
655 if (field->report_size == 1) {
656 if (field->report->type == HID_OUTPUT_REPORT) {
657 map_led(LED_MISC);
658 break;
659 }
660 map_key(BTN_MISC);
661 break;
662 }
663 if (field->flags & HID_MAIN_ITEM_RELATIVE) {
664 map_rel(REL_MISC);
665 break;
666 }
667 map_abs(ABS_MISC);
668 break;
669 }
670
671 if (device->quirks & HID_QUIRK_MIGHTYMOUSE) {
672 if (usage->hid == HID_GD_Z)
673 map_rel(REL_HWHEEL);
674 else if (usage->code == BTN_1)
675 map_key(BTN_2);
676 else if (usage->code == BTN_2)
677 map_key(BTN_1);
678 }
679
680 if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) &&
681 (usage->type == EV_REL) && (usage->code == REL_WHEEL))
682 set_bit(REL_HWHEEL, bit);
683
684 if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
685 || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007)))
686 goto ignore;
687
688 if ((device->quirks & HID_QUIRK_BAD_RELATIVE_KEYS) &&
689 usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE))
690 field->flags &= ~HID_MAIN_ITEM_RELATIVE;
691
692 set_bit(usage->type, input->evbit);
693
694 if (device->quirks & HID_QUIRK_DUPLICATE_USAGES &&
695 (usage->type == EV_KEY ||
696 usage->type == EV_REL ||
697 usage->type == EV_ABS))
698 clear_bit(usage->code, bit);
699
700 while (usage->code <= max && test_and_set_bit(usage->code, bit))
701 usage->code = find_next_zero_bit(bit, max + 1, usage->code);
702
703 if (usage->code > max)
704 goto ignore;
705
706
707 if (usage->type == EV_ABS) {
708
709 int a = field->logical_minimum;
710 int b = field->logical_maximum;
711
712 if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) {
713 a = field->logical_minimum = 0;
714 b = field->logical_maximum = 255;
715 }
716
717 if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK)
718 input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4);
719 else input_set_abs_params(input, usage->code, a, b, 0, 0);
720
721 }
722
723 if (usage->type == EV_ABS &&
724 (usage->hat_min < usage->hat_max || usage->hat_dir)) {
725 int i;
726 for (i = usage->code; i < usage->code + 2 && i <= max; i++) {
727 input_set_abs_params(input, i, -1, 1, 0, 0);
728 set_bit(i, input->absbit);
729 }
730 if (usage->hat_dir && !field->dpad)
731 field->dpad = usage->code;
732 }
733
734 hid_resolv_event(usage->type, usage->code);
735 #ifdef CONFIG_HID_DEBUG
736 printk("\n");
737 #endif
738 return;
739
740 ignore:
741 #ifdef CONFIG_HID_DEBUG
742 printk("IGNORED\n");
743 #endif
744 return;
745 }
746
747 void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value)
748 {
749 struct input_dev *input;
750 int *quirks = &hid->quirks;
751
752 if (!field->hidinput)
753 return;
754
755 input = field->hidinput->input;
756
757 if (!usage->type)
758 return;
759
760 if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
761 || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) {
762 if (value) hid->quirks |= HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
763 else hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
764 return;
765 }
766
767 if ((hid->quirks & HID_QUIRK_INVERT_HWHEEL) && (usage->code == REL_HWHEEL)) {
768 input_event(input, usage->type, usage->code, -value);
769 return;
770 }
771
772 if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) {
773 input_event(input, usage->type, REL_HWHEEL, value);
774 return;
775 }
776
777 if ((hid->quirks & HID_QUIRK_POWERBOOK_HAS_FN) && hidinput_pb_event(hid, input, usage, value))
778 return;
779
780 if (usage->hat_min < usage->hat_max || usage->hat_dir) {
781 int hat_dir = usage->hat_dir;
782 if (!hat_dir)
783 hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1;
784 if (hat_dir < 0 || hat_dir > 8) hat_dir = 0;
785 input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x);
786 input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y);
787 return;
788 }
789
790 if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */
791 *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT);
792 return;
793 }
794
795 if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */
796 if (value) {
797 input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1);
798 return;
799 }
800 input_event(input, usage->type, usage->code, 0);
801 input_event(input, usage->type, BTN_TOOL_RUBBER, 0);
802 return;
803 }
804
805 if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */
806 int a = field->logical_minimum;
807 int b = field->logical_maximum;
808 input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3));
809 }
810
811 if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */
812 dbg("Maximum Effects - %d",value);
813 return;
814 }
815
816 if (usage->hid == (HID_UP_PID | 0x7fUL)) {
817 dbg("PID Pool Report\n");
818 return;
819 }
820
821 if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */
822 return;
823
824 input_event(input, usage->type, usage->code, value);
825
826 if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY))
827 input_event(input, usage->type, usage->code, 0);
828 }
829
830 void hidinput_report_event(struct hid_device *hid, struct hid_report *report)
831 {
832 struct hid_input *hidinput;
833
834 list_for_each_entry(hidinput, &hid->inputs, list)
835 input_sync(hidinput->input);
836 }
837 EXPORT_SYMBOL_GPL(hidinput_report_event);
838
839 int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field)
840 {
841 struct hid_report *report;
842 int i, j;
843
844 list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) {
845 for (i = 0; i < report->maxfield; i++) {
846 *field = report->field[i];
847 for (j = 0; j < (*field)->maxusage; j++)
848 if ((*field)->usage[j].type == type && (*field)->usage[j].code == code)
849 return j;
850 }
851 }
852 return -1;
853 }
854 EXPORT_SYMBOL_GPL(hidinput_find_field);
855
856 static int hidinput_open(struct input_dev *dev)
857 {
858 struct hid_device *hid = dev->private;
859 return hid->hid_open(hid);
860 }
861
862 static void hidinput_close(struct input_dev *dev)
863 {
864 struct hid_device *hid = dev->private;
865 hid->hid_close(hid);
866 }
867
868 /*
869 * Register the input device; print a message.
870 * Configure the input layer interface
871 * Read all reports and initialize the absolute field values.
872 */
873
874 int hidinput_connect(struct hid_device *hid)
875 {
876 struct hid_report *report;
877 struct hid_input *hidinput = NULL;
878 struct input_dev *input_dev;
879 int i, j, k;
880 int max_report_type = HID_OUTPUT_REPORT;
881
882 INIT_LIST_HEAD(&hid->inputs);
883
884 for (i = 0; i < hid->maxcollection; i++)
885 if (hid->collection[i].type == HID_COLLECTION_APPLICATION ||
886 hid->collection[i].type == HID_COLLECTION_PHYSICAL)
887 if (IS_INPUT_APPLICATION(hid->collection[i].usage))
888 break;
889
890 if (i == hid->maxcollection)
891 return -1;
892
893 if (hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS)
894 max_report_type = HID_INPUT_REPORT;
895
896 for (k = HID_INPUT_REPORT; k <= max_report_type; k++)
897 list_for_each_entry(report, &hid->report_enum[k].report_list, list) {
898
899 if (!report->maxfield)
900 continue;
901
902 if (!hidinput) {
903 hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL);
904 input_dev = input_allocate_device();
905 if (!hidinput || !input_dev) {
906 kfree(hidinput);
907 input_free_device(input_dev);
908 err("Out of memory during hid input probe");
909 return -1;
910 }
911
912 input_dev->private = hid;
913 input_dev->event = hid->hidinput_input_event;
914 input_dev->open = hidinput_open;
915 input_dev->close = hidinput_close;
916
917 input_dev->name = hid->name;
918 input_dev->phys = hid->phys;
919 input_dev->uniq = hid->uniq;
920 input_dev->id.bustype = hid->bus;
921 input_dev->id.vendor = hid->vendor;
922 input_dev->id.product = hid->product;
923 input_dev->id.version = hid->version;
924 input_dev->cdev.dev = hid->dev;
925 hidinput->input = input_dev;
926 list_add_tail(&hidinput->list, &hid->inputs);
927 }
928
929 for (i = 0; i < report->maxfield; i++)
930 for (j = 0; j < report->field[i]->maxusage; j++)
931 hidinput_configure_usage(hidinput, report->field[i],
932 report->field[i]->usage + j);
933
934 if (hid->quirks & HID_QUIRK_MULTI_INPUT) {
935 /* This will leave hidinput NULL, so that it
936 * allocates another one if we have more inputs on
937 * the same interface. Some devices (e.g. Happ's
938 * UGCI) cram a lot of unrelated inputs into the
939 * same interface. */
940 hidinput->report = report;
941 input_register_device(hidinput->input);
942 hidinput = NULL;
943 }
944 }
945
946 if (hidinput)
947 input_register_device(hidinput->input);
948
949 return 0;
950 }
951 EXPORT_SYMBOL_GPL(hidinput_connect);
952
953 void hidinput_disconnect(struct hid_device *hid)
954 {
955 struct hid_input *hidinput, *next;
956
957 list_for_each_entry_safe(hidinput, next, &hid->inputs, list) {
958 list_del(&hidinput->list);
959 input_unregister_device(hidinput->input);
960 kfree(hidinput);
961 }
962 }
963 EXPORT_SYMBOL_GPL(hidinput_disconnect);
964
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