pasemi_mac: clear out old errors on interface open
[linux-2.6] / drivers / hid / hid-input.c
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 /* 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 #ifdef CONFIG_USB_HIDINPUT_POWERBOOK
90
91 struct hidinput_key_translation {
92         u16 from;
93         u16 to;
94         u8 flags;
95 };
96
97 #define POWERBOOK_FLAG_FKEY 0x01
98
99 static struct hidinput_key_translation powerbook_fn_keys[] = {
100         { KEY_BACKSPACE, KEY_DELETE },
101         { KEY_F1,       KEY_BRIGHTNESSDOWN,     POWERBOOK_FLAG_FKEY },
102         { KEY_F2,       KEY_BRIGHTNESSUP,       POWERBOOK_FLAG_FKEY },
103         { KEY_F3,       KEY_MUTE,               POWERBOOK_FLAG_FKEY },
104         { KEY_F4,       KEY_VOLUMEDOWN,         POWERBOOK_FLAG_FKEY },
105         { KEY_F5,       KEY_VOLUMEUP,           POWERBOOK_FLAG_FKEY },
106         { KEY_F6,       KEY_NUMLOCK,            POWERBOOK_FLAG_FKEY },
107         { KEY_F7,       KEY_SWITCHVIDEOMODE,    POWERBOOK_FLAG_FKEY },
108         { KEY_F8,       KEY_KBDILLUMTOGGLE,     POWERBOOK_FLAG_FKEY },
109         { KEY_F9,       KEY_KBDILLUMDOWN,       POWERBOOK_FLAG_FKEY },
110         { KEY_F10,      KEY_KBDILLUMUP,         POWERBOOK_FLAG_FKEY },
111         { KEY_UP,       KEY_PAGEUP },
112         { KEY_DOWN,     KEY_PAGEDOWN },
113         { KEY_LEFT,     KEY_HOME },
114         { KEY_RIGHT,    KEY_END },
115         { }
116 };
117
118 static struct hidinput_key_translation powerbook_numlock_keys[] = {
119         { KEY_J,        KEY_KP1 },
120         { KEY_K,        KEY_KP2 },
121         { KEY_L,        KEY_KP3 },
122         { KEY_U,        KEY_KP4 },
123         { KEY_I,        KEY_KP5 },
124         { KEY_O,        KEY_KP6 },
125         { KEY_7,        KEY_KP7 },
126         { KEY_8,        KEY_KP8 },
127         { KEY_9,        KEY_KP9 },
128         { KEY_M,        KEY_KP0 },
129         { KEY_DOT,      KEY_KPDOT },
130         { KEY_SLASH,    KEY_KPPLUS },
131         { KEY_SEMICOLON, KEY_KPMINUS },
132         { KEY_P,        KEY_KPASTERISK },
133         { KEY_MINUS,    KEY_KPEQUAL },
134         { KEY_0,        KEY_KPSLASH },
135         { KEY_F6,       KEY_NUMLOCK },
136         { KEY_KPENTER,  KEY_KPENTER },
137         { KEY_BACKSPACE, KEY_BACKSPACE },
138         { }
139 };
140
141 static struct hidinput_key_translation powerbook_iso_keyboard[] = {
142         { KEY_GRAVE,    KEY_102ND },
143         { KEY_102ND,    KEY_GRAVE },
144         { }
145 };
146
147 static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from)
148 {
149         struct hidinput_key_translation *trans;
150
151         /* Look for the translation */
152         for (trans = table; trans->from; trans++)
153                 if (trans->from == from)
154                         return trans;
155
156         return NULL;
157 }
158
159 static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
160                 struct hid_usage *usage, __s32 value)
161 {
162         struct hidinput_key_translation *trans;
163
164         if (usage->code == KEY_FN) {
165                 if (value) hid->quirks |=  HID_QUIRK_POWERBOOK_FN_ON;
166                 else       hid->quirks &= ~HID_QUIRK_POWERBOOK_FN_ON;
167
168                 input_event(input, usage->type, usage->code, value);
169
170                 return 1;
171         }
172
173         if (hid_pb_fnmode) {
174                 int do_translate;
175
176                 trans = find_translation(powerbook_fn_keys, usage->code);
177                 if (trans) {
178                         if (test_bit(usage->code, hid->pb_pressed_fn))
179                                 do_translate = 1;
180                         else if (trans->flags & POWERBOOK_FLAG_FKEY)
181                                 do_translate =
182                                         (hid_pb_fnmode == 2 &&  (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)) ||
183                                         (hid_pb_fnmode == 1 && !(hid->quirks & HID_QUIRK_POWERBOOK_FN_ON));
184                         else
185                                 do_translate = (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON);
186
187                         if (do_translate) {
188                                 if (value)
189                                         set_bit(usage->code, hid->pb_pressed_fn);
190                                 else
191                                         clear_bit(usage->code, hid->pb_pressed_fn);
192
193                                 input_event(input, usage->type, trans->to, value);
194
195                                 return 1;
196                         }
197                 }
198
199                 if (test_bit(usage->code, hid->pb_pressed_numlock) ||
200                                 test_bit(LED_NUML, input->led)) {
201                         trans = find_translation(powerbook_numlock_keys, usage->code);
202
203                         if (trans) {
204                                 if (value)
205                                         set_bit(usage->code, hid->pb_pressed_numlock);
206                                 else
207                                         clear_bit(usage->code, hid->pb_pressed_numlock);
208
209                                 input_event(input, usage->type, trans->to, value);
210                         }
211
212                         return 1;
213                 }
214         }
215
216         if (hid->quirks & HID_QUIRK_POWERBOOK_ISO_KEYBOARD) {
217                 trans = find_translation(powerbook_iso_keyboard, usage->code);
218                 if (trans) {
219                         input_event(input, usage->type, trans->to, value);
220                         return 1;
221                 }
222         }
223
224         return 0;
225 }
226
227 static void hidinput_pb_setup(struct input_dev *input)
228 {
229         struct hidinput_key_translation *trans;
230
231         set_bit(KEY_NUMLOCK, input->keybit);
232
233         /* Enable all needed keys */
234         for (trans = powerbook_fn_keys; trans->from; trans++)
235                 set_bit(trans->to, input->keybit);
236
237         for (trans = powerbook_numlock_keys; trans->from; trans++)
238                 set_bit(trans->to, input->keybit);
239
240         for (trans = powerbook_iso_keyboard; trans->from; trans++)
241                 set_bit(trans->to, input->keybit);
242
243 }
244 #else
245 static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
246                 struct hid_usage *usage, __s32 value)
247 {
248         return 0;
249 }
250
251 static inline void hidinput_pb_setup(struct input_dev *input)
252 {
253 }
254 #endif
255
256 static inline int match_scancode(int code, int scancode)
257 {
258         if (scancode == 0)
259                 return 1;
260         return ((code & (HID_USAGE_PAGE | HID_USAGE)) == scancode);
261 }
262
263 static inline int match_keycode(int code, int keycode)
264 {
265         if (keycode == 0)
266                 return 1;
267         return (code == keycode);
268 }
269
270 static struct hid_usage *hidinput_find_key(struct hid_device *hid,
271                 int scancode, int keycode)
272 {
273         int i, j, k;
274         struct hid_report *report;
275         struct hid_usage *usage;
276
277         for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) {
278                 list_for_each_entry(report, &hid->report_enum[k].report_list, list) {
279                         for (i = 0; i < report->maxfield; i++) {
280                                 for ( j = 0; j < report->field[i]->maxusage; j++) {
281                                         usage = report->field[i]->usage + j;
282                                         if (usage->type == EV_KEY &&
283                                                 match_scancode(usage->hid, scancode) &&
284                                                 match_keycode(usage->code, keycode))
285                                                 return usage;
286                                 }
287                         }
288                 }
289         }
290         return NULL;
291 }
292
293 static int hidinput_getkeycode(struct input_dev *dev, int scancode,
294                                 int *keycode)
295 {
296         struct hid_device *hid = dev->private;
297         struct hid_usage *usage;
298         
299         usage = hidinput_find_key(hid, scancode, 0);
300         if (usage) {
301                 *keycode = usage->code;
302                 return 0;
303         }
304         return -EINVAL;
305 }
306
307 static int hidinput_setkeycode(struct input_dev *dev, int scancode,
308                                 int keycode)
309 {
310         struct hid_device *hid = dev->private;
311         struct hid_usage *usage;
312         int old_keycode;
313         
314         if (keycode < 0 || keycode > KEY_MAX)
315                 return -EINVAL;
316         
317         usage = hidinput_find_key(hid, scancode, 0);
318         if (usage) {
319                 old_keycode = usage->code;
320                 usage->code = keycode;
321                 
322                 clear_bit(old_keycode, dev->keybit);
323                 set_bit(usage->code, dev->keybit);
324                 dbg_hid(KERN_DEBUG "Assigned keycode %d to HID usage code %x\n", keycode, scancode);
325                 /* Set the keybit for the old keycode if the old keycode is used
326                  * by another key */
327                 if (hidinput_find_key (hid, 0, old_keycode))
328                         set_bit(old_keycode, dev->keybit);
329                 
330                 return 0;
331         }
332         
333         return -EINVAL;
334 }
335
336
337 static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field,
338                                      struct hid_usage *usage)
339 {
340         struct input_dev *input = hidinput->input;
341         struct hid_device *device = input_get_drvdata(input);
342         int max = 0, code;
343         unsigned long *bit = NULL;
344
345         field->hidinput = hidinput;
346
347         dbg_hid("Mapping: ");
348         hid_resolv_usage(usage->hid);
349         dbg_hid_line(" ---> ");
350
351         if (field->flags & HID_MAIN_ITEM_CONSTANT)
352                 goto ignore;
353
354         switch (usage->hid & HID_USAGE_PAGE) {
355
356                 case HID_UP_UNDEFINED:
357                         goto ignore;
358
359                 case HID_UP_KEYBOARD:
360
361                         set_bit(EV_REP, input->evbit);
362
363                         if ((usage->hid & HID_USAGE) < 256) {
364                                 if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore;
365                                 map_key_clear(hid_keyboard[usage->hid & HID_USAGE]);
366                         } else
367                                 map_key(KEY_UNKNOWN);
368
369                         break;
370
371                 case HID_UP_BUTTON:
372
373                         code = ((usage->hid - 1) & 0xf);
374
375                         switch (field->application) {
376                                 case HID_GD_MOUSE:
377                                 case HID_GD_POINTER:  code += 0x110; break;
378                                 case HID_GD_JOYSTICK: code += 0x120; break;
379                                 case HID_GD_GAMEPAD:  code += 0x130; break;
380                                 default:
381                                         switch (field->physical) {
382                                                 case HID_GD_MOUSE:
383                                                 case HID_GD_POINTER:  code += 0x110; break;
384                                                 case HID_GD_JOYSTICK: code += 0x120; break;
385                                                 case HID_GD_GAMEPAD:  code += 0x130; break;
386                                                 default:              code += 0x100;
387                                         }
388                         }
389
390                         /* Special handling for Logitech Cordless Desktop */
391                         if (field->application != HID_GD_MOUSE) {
392                                 if (device->quirks & HID_QUIRK_LOGITECH_EXPANDED_KEYMAP) {
393                                         int hid = usage->hid & HID_USAGE;
394                                         if (hid < LOGITECH_EXPANDED_KEYMAP_SIZE && logitech_expanded_keymap[hid] != 0)
395                                                 code = logitech_expanded_keymap[hid];
396                                 }
397                         } else {
398                                 if (device->quirks & HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL) {
399                                         int hid = usage->hid & HID_USAGE;
400                                         if (hid == 7 || hid == 8)
401                                                 goto ignore;
402                                 }
403                         }
404
405                         map_key(code);
406                         break;
407
408
409                 case HID_UP_SIMULATION:
410
411                         switch (usage->hid & 0xffff) {
412                                 case 0xba: map_abs(ABS_RUDDER);   break;
413                                 case 0xbb: map_abs(ABS_THROTTLE); break;
414                                 case 0xc4: map_abs(ABS_GAS);      break;
415                                 case 0xc5: map_abs(ABS_BRAKE);    break;
416                                 case 0xc8: map_abs(ABS_WHEEL);    break;
417                                 default:   goto ignore;
418                         }
419                         break;
420
421                 case HID_UP_GENDESK:
422
423                         if ((usage->hid & 0xf0) == 0x80) {      /* SystemControl */
424                                 switch (usage->hid & 0xf) {
425                                         case 0x1: map_key_clear(KEY_POWER);  break;
426                                         case 0x2: map_key_clear(KEY_SLEEP);  break;
427                                         case 0x3: map_key_clear(KEY_WAKEUP); break;
428                                         default: goto unknown;
429                                 }
430                                 break;
431                         }
432
433                         if ((usage->hid & 0xf0) == 0x90) {      /* D-pad */
434                                 switch (usage->hid) {
435                                         case HID_GD_UP:    usage->hat_dir = 1; break;
436                                         case HID_GD_DOWN:  usage->hat_dir = 5; break;
437                                         case HID_GD_RIGHT: usage->hat_dir = 3; break;
438                                         case HID_GD_LEFT:  usage->hat_dir = 7; break;
439                                         default: goto unknown;
440                                 }
441                                 if (field->dpad) {
442                                         map_abs(field->dpad);
443                                         goto ignore;
444                                 }
445                                 map_abs(ABS_HAT0X);
446                                 break;
447                         }
448
449                         switch (usage->hid) {
450
451                                 /* These usage IDs map directly to the usage codes. */
452                                 case HID_GD_X: case HID_GD_Y: case HID_GD_Z:
453                                 case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ:
454                                 case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL:
455                                         if (field->flags & HID_MAIN_ITEM_RELATIVE)
456                                                 map_rel(usage->hid & 0xf);
457                                         else
458                                                 map_abs(usage->hid & 0xf);
459                                         break;
460
461                                 case HID_GD_HATSWITCH:
462                                         usage->hat_min = field->logical_minimum;
463                                         usage->hat_max = field->logical_maximum;
464                                         map_abs(ABS_HAT0X);
465                                         break;
466
467                                 case HID_GD_START:      map_key_clear(BTN_START);       break;
468                                 case HID_GD_SELECT:     map_key_clear(BTN_SELECT);      break;
469
470                                 default: goto unknown;
471                         }
472
473                         break;
474
475                 case HID_UP_LED:
476
477                         switch (usage->hid & 0xffff) {                        /* HID-Value:                   */
478                                 case 0x01:  map_led (LED_NUML);     break;    /*   "Num Lock"                 */
479                                 case 0x02:  map_led (LED_CAPSL);    break;    /*   "Caps Lock"                */
480                                 case 0x03:  map_led (LED_SCROLLL);  break;    /*   "Scroll Lock"              */
481                                 case 0x04:  map_led (LED_COMPOSE);  break;    /*   "Compose"                  */
482                                 case 0x05:  map_led (LED_KANA);     break;    /*   "Kana"                     */
483                                 case 0x27:  map_led (LED_SLEEP);    break;    /*   "Stand-By"                 */
484                                 case 0x4c:  map_led (LED_SUSPEND);  break;    /*   "System Suspend"           */
485                                 case 0x09:  map_led (LED_MUTE);     break;    /*   "Mute"                     */
486                                 case 0x4b:  map_led (LED_MISC);     break;    /*   "Generic Indicator"        */
487                                 case 0x19:  map_led (LED_MAIL);     break;    /*   "Message Waiting"          */
488                                 case 0x4d:  map_led (LED_CHARGING); break;    /*   "External Power Connected" */
489
490                                 default: goto ignore;
491                         }
492                         break;
493
494                 case HID_UP_DIGITIZER:
495
496                         switch (usage->hid & 0xff) {
497
498                                 case 0x30: /* TipPressure */
499                                         if (!test_bit(BTN_TOUCH, input->keybit)) {
500                                                 device->quirks |= HID_QUIRK_NOTOUCH;
501                                                 set_bit(EV_KEY, input->evbit);
502                                                 set_bit(BTN_TOUCH, input->keybit);
503                                         }
504
505                                         map_abs_clear(ABS_PRESSURE);
506                                         break;
507
508                                 case 0x32: /* InRange */
509                                         switch (field->physical & 0xff) {
510                                                 case 0x21: map_key(BTN_TOOL_MOUSE); break;
511                                                 case 0x22: map_key(BTN_TOOL_FINGER); break;
512                                                 default: map_key(BTN_TOOL_PEN); break;
513                                         }
514                                         break;
515
516                                 case 0x3c: /* Invert */
517                                         map_key_clear(BTN_TOOL_RUBBER);
518                                         break;
519
520                                 case 0x33: /* Touch */
521                                 case 0x42: /* TipSwitch */
522                                 case 0x43: /* TipSwitch2 */
523                                         device->quirks &= ~HID_QUIRK_NOTOUCH;
524                                         map_key_clear(BTN_TOUCH);
525                                         break;
526
527                                 case 0x44: /* BarrelSwitch */
528                                         map_key_clear(BTN_STYLUS);
529                                         break;
530
531                                 default:  goto unknown;
532                         }
533                         break;
534
535                 case HID_UP_CONSUMER:   /* USB HUT v1.1, pages 56-62 */
536
537                         switch (usage->hid & HID_USAGE) {
538                                 case 0x000: goto ignore;
539                                 case 0x034: map_key_clear(KEY_SLEEP);           break;
540                                 case 0x036: map_key_clear(BTN_MISC);            break;
541                                 /*
542                                  * The next three are reported by Belkin wireless
543                                  * keyboard (1020:0006). These values are "reserved"
544                                  * in HUT 1.12.
545                                  */
546                                 case 0x03a: map_key_clear(KEY_SOUND);           break;
547                                 case 0x03b: map_key_clear(KEY_CAMERA);          break;
548                                 case 0x03c: map_key_clear(KEY_DOCUMENTS);       break;
549
550                                 case 0x040: map_key_clear(KEY_MENU);            break;
551                                 case 0x045: map_key_clear(KEY_RADIO);           break;
552
553                                 case 0x083: map_key_clear(KEY_LAST);            break;
554                                 case 0x088: map_key_clear(KEY_PC);              break;
555                                 case 0x089: map_key_clear(KEY_TV);              break;
556                                 case 0x08a: map_key_clear(KEY_WWW);             break;
557                                 case 0x08b: map_key_clear(KEY_DVD);             break;
558                                 case 0x08c: map_key_clear(KEY_PHONE);           break;
559                                 case 0x08d: map_key_clear(KEY_PROGRAM);         break;
560                                 case 0x08e: map_key_clear(KEY_VIDEOPHONE);      break;
561                                 case 0x08f: map_key_clear(KEY_GAMES);           break;
562                                 case 0x090: map_key_clear(KEY_MEMO);            break;
563                                 case 0x091: map_key_clear(KEY_CD);              break;
564                                 case 0x092: map_key_clear(KEY_VCR);             break;
565                                 case 0x093: map_key_clear(KEY_TUNER);           break;
566                                 case 0x094: map_key_clear(KEY_EXIT);            break;
567                                 case 0x095: map_key_clear(KEY_HELP);            break;
568                                 case 0x096: map_key_clear(KEY_TAPE);            break;
569                                 case 0x097: map_key_clear(KEY_TV2);             break;
570                                 case 0x098: map_key_clear(KEY_SAT);             break;
571                                 case 0x09a: map_key_clear(KEY_PVR);             break;
572
573                                 case 0x09c: map_key_clear(KEY_CHANNELUP);       break;
574                                 case 0x09d: map_key_clear(KEY_CHANNELDOWN);     break;
575                                 case 0x0a0: map_key_clear(KEY_VCR2);            break;
576
577                                 case 0x0b0: map_key_clear(KEY_PLAY);            break;
578                                 case 0x0b1: map_key_clear(KEY_PAUSE);           break;
579                                 case 0x0b2: map_key_clear(KEY_RECORD);          break;
580                                 case 0x0b3: map_key_clear(KEY_FASTFORWARD);     break;
581                                 case 0x0b4: map_key_clear(KEY_REWIND);          break;
582                                 case 0x0b5: map_key_clear(KEY_NEXTSONG);        break;
583                                 case 0x0b6: map_key_clear(KEY_PREVIOUSSONG);    break;
584                                 case 0x0b7: map_key_clear(KEY_STOPCD);          break;
585                                 case 0x0b8: map_key_clear(KEY_EJECTCD);         break;
586
587                                 case 0x0cd: map_key_clear(KEY_PLAYPAUSE);       break;
588                                 case 0x0e0: map_abs_clear(ABS_VOLUME);          break;
589                                 case 0x0e2: map_key_clear(KEY_MUTE);            break;
590                                 case 0x0e5: map_key_clear(KEY_BASSBOOST);       break;
591                                 case 0x0e9: map_key_clear(KEY_VOLUMEUP);        break;
592                                 case 0x0ea: map_key_clear(KEY_VOLUMEDOWN);      break;
593
594                                 /* reserved in HUT 1.12. Reported on Petalynx remote */
595                                 case 0x0f6: map_key_clear(KEY_NEXT);            break;
596                                 case 0x0fa: map_key_clear(KEY_BACK);            break;
597
598                                 case 0x183: map_key_clear(KEY_CONFIG);          break;
599                                 case 0x184: map_key_clear(KEY_WORDPROCESSOR);   break;
600                                 case 0x185: map_key_clear(KEY_EDITOR);          break;
601                                 case 0x186: map_key_clear(KEY_SPREADSHEET);     break;
602                                 case 0x187: map_key_clear(KEY_GRAPHICSEDITOR);  break;
603                                 case 0x188: map_key_clear(KEY_PRESENTATION);    break;
604                                 case 0x189: map_key_clear(KEY_DATABASE);        break;
605                                 case 0x18a: map_key_clear(KEY_MAIL);            break;
606                                 case 0x18b: map_key_clear(KEY_NEWS);            break;
607                                 case 0x18c: map_key_clear(KEY_VOICEMAIL);       break;
608                                 case 0x18d: map_key_clear(KEY_ADDRESSBOOK);     break;
609                                 case 0x18e: map_key_clear(KEY_CALENDAR);        break;
610                                 case 0x191: map_key_clear(KEY_FINANCE);         break;
611                                 case 0x192: map_key_clear(KEY_CALC);            break;
612                                 case 0x194: map_key_clear(KEY_FILE);            break;
613                                 case 0x196: map_key_clear(KEY_WWW);             break;
614                                 case 0x19e: map_key_clear(KEY_COFFEE);          break;
615                                 case 0x1a6: map_key_clear(KEY_HELP);            break;
616                                 case 0x1a7: map_key_clear(KEY_DOCUMENTS);       break;
617                                 case 0x1bc: map_key_clear(KEY_MESSENGER);       break;
618                                 case 0x1bd: map_key_clear(KEY_INFO);            break;
619                                 case 0x201: map_key_clear(KEY_NEW);             break;
620                                 case 0x202: map_key_clear(KEY_OPEN);            break;
621                                 case 0x203: map_key_clear(KEY_CLOSE);           break;
622                                 case 0x204: map_key_clear(KEY_EXIT);            break;
623                                 case 0x207: map_key_clear(KEY_SAVE);            break;
624                                 case 0x208: map_key_clear(KEY_PRINT);           break;
625                                 case 0x209: map_key_clear(KEY_PROPS);           break;
626                                 case 0x21a: map_key_clear(KEY_UNDO);            break;
627                                 case 0x21b: map_key_clear(KEY_COPY);            break;
628                                 case 0x21c: map_key_clear(KEY_CUT);             break;
629                                 case 0x21d: map_key_clear(KEY_PASTE);           break;
630                                 case 0x21f: map_key_clear(KEY_FIND);            break;
631                                 case 0x221: map_key_clear(KEY_SEARCH);          break;
632                                 case 0x222: map_key_clear(KEY_GOTO);            break;
633                                 case 0x223: map_key_clear(KEY_HOMEPAGE);        break;
634                                 case 0x224: map_key_clear(KEY_BACK);            break;
635                                 case 0x225: map_key_clear(KEY_FORWARD);         break;
636                                 case 0x226: map_key_clear(KEY_STOP);            break;
637                                 case 0x227: map_key_clear(KEY_REFRESH);         break;
638                                 case 0x22a: map_key_clear(KEY_BOOKMARKS);       break;
639                                 case 0x22d: map_key_clear(KEY_ZOOMIN);          break;
640                                 case 0x22e: map_key_clear(KEY_ZOOMOUT);         break;
641                                 case 0x22f: map_key_clear(KEY_ZOOMRESET);       break;
642                                 case 0x233: map_key_clear(KEY_SCROLLUP);        break;
643                                 case 0x234: map_key_clear(KEY_SCROLLDOWN);      break;
644                                 case 0x238: map_rel(REL_HWHEEL);                break;
645                                 case 0x25f: map_key_clear(KEY_CANCEL);          break;
646                                 case 0x279: map_key_clear(KEY_REDO);            break;
647
648                                 case 0x289: map_key_clear(KEY_REPLY);           break;
649                                 case 0x28b: map_key_clear(KEY_FORWARDMAIL);     break;
650                                 case 0x28c: map_key_clear(KEY_SEND);            break;
651
652                                 /* Reported on a Cherry Cymotion keyboard */
653                                 case 0x301: map_key_clear(KEY_PROG1);           break;
654                                 case 0x302: map_key_clear(KEY_PROG2);           break;
655                                 case 0x303: map_key_clear(KEY_PROG3);           break;
656
657                                 /* Reported on certain Logitech wireless keyboards */
658                                 case 0x1001: map_key_clear(KEY_MESSENGER);      break;
659                                 case 0x1003: map_key_clear(KEY_SOUND);          break;
660                                 case 0x1004: map_key_clear(KEY_VIDEO);          break;
661                                 case 0x1005: map_key_clear(KEY_AUDIO);          break;
662                                 case 0x100a: map_key_clear(KEY_DOCUMENTS);      break;
663                                 case 0x1011: map_key_clear(KEY_PREVIOUSSONG);   break;
664                                 case 0x1012: map_key_clear(KEY_NEXTSONG);       break;
665                                 case 0x1013: map_key_clear(KEY_CAMERA);         break;
666                                 case 0x1014: map_key_clear(KEY_MESSENGER);      break;
667                                 case 0x1015: map_key_clear(KEY_RECORD);         break;
668                                 case 0x1016: map_key_clear(KEY_PLAYER);         break;
669                                 case 0x1017: map_key_clear(KEY_EJECTCD);        break;
670                                 case 0x1018: map_key_clear(KEY_MEDIA);          break;
671                                 case 0x1019: map_key_clear(KEY_PROG1);          break;
672                                 case 0x101a: map_key_clear(KEY_PROG2);          break;
673                                 case 0x101b: map_key_clear(KEY_PROG3);          break;
674                                 case 0x101f: map_key_clear(KEY_ZOOMIN);         break;
675                                 case 0x1020: map_key_clear(KEY_ZOOMOUT);        break;
676                                 case 0x1021: map_key_clear(KEY_ZOOMRESET);      break;
677                                 case 0x1023: map_key_clear(KEY_CLOSE);          break;
678                                 case 0x1027: map_key_clear(KEY_MENU);           break;
679                                 /* this one is marked as 'Rotate' */
680                                 case 0x1028: map_key_clear(KEY_ANGLE);          break;
681                                 case 0x1029: map_key_clear(KEY_SHUFFLE);        break;
682                                 case 0x102a: map_key_clear(KEY_BACK);           break;
683                                 case 0x102b: map_key_clear(KEY_CYCLEWINDOWS);   break;
684                                 case 0x1041: map_key_clear(KEY_BATTERY);        break;
685                                 case 0x1042: map_key_clear(KEY_WORDPROCESSOR);  break;
686                                 case 0x1043: map_key_clear(KEY_SPREADSHEET);    break;
687                                 case 0x1044: map_key_clear(KEY_PRESENTATION);   break;
688                                 case 0x1045: map_key_clear(KEY_UNDO);           break;
689                                 case 0x1046: map_key_clear(KEY_REDO);           break;
690                                 case 0x1047: map_key_clear(KEY_PRINT);          break;
691                                 case 0x1048: map_key_clear(KEY_SAVE);           break;
692                                 case 0x1049: map_key_clear(KEY_PROG1);          break;
693                                 case 0x104a: map_key_clear(KEY_PROG2);          break;
694                                 case 0x104b: map_key_clear(KEY_PROG3);          break;
695                                 case 0x104c: map_key_clear(KEY_PROG4);          break;
696
697                                 default:    goto ignore;
698                         }
699                         break;
700
701                 case HID_UP_HPVENDOR:   /* Reported on a Dutch layout HP5308 */
702
703                         set_bit(EV_REP, input->evbit);
704                         switch (usage->hid & HID_USAGE) {
705                                 case 0x021: map_key_clear(KEY_PRINT);           break;
706                                 case 0x070: map_key_clear(KEY_HP);              break;
707                                 case 0x071: map_key_clear(KEY_CAMERA);          break;
708                                 case 0x072: map_key_clear(KEY_SOUND);           break;
709                                 case 0x073: map_key_clear(KEY_QUESTION);        break;
710                                 case 0x080: map_key_clear(KEY_EMAIL);           break;
711                                 case 0x081: map_key_clear(KEY_CHAT);            break;
712                                 case 0x082: map_key_clear(KEY_SEARCH);          break;
713                                 case 0x083: map_key_clear(KEY_CONNECT);         break;
714                                 case 0x084: map_key_clear(KEY_FINANCE);         break;
715                                 case 0x085: map_key_clear(KEY_SPORT);           break;
716                                 case 0x086: map_key_clear(KEY_SHOP);            break;
717                                 default:    goto ignore;
718                         }
719                         break;
720
721                 case HID_UP_MSVENDOR:
722
723                         /* special case - Chicony Chicony KU-0418 tactical pad */
724                         if (device->vendor == 0x04f2 && device->product == 0x0418) {
725                                 set_bit(EV_REP, input->evbit);
726                                 switch(usage->hid & HID_USAGE) {
727                                         case 0xff01: map_key_clear(BTN_1);              break;
728                                         case 0xff02: map_key_clear(BTN_2);              break;
729                                         case 0xff03: map_key_clear(BTN_3);              break;
730                                         case 0xff04: map_key_clear(BTN_4);              break;
731                                         case 0xff05: map_key_clear(BTN_5);              break;
732                                         case 0xff06: map_key_clear(BTN_6);              break;
733                                         case 0xff07: map_key_clear(BTN_7);              break;
734                                         case 0xff08: map_key_clear(BTN_8);              break;
735                                         case 0xff09: map_key_clear(BTN_9);              break;
736                                         case 0xff0a: map_key_clear(BTN_A);              break;
737                                         case 0xff0b: map_key_clear(BTN_B);              break;
738                                         default:    goto ignore;
739                                 }
740                         } else {
741                                 goto ignore;
742                         }
743                         break;
744
745                 case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */
746
747                         set_bit(EV_REP, input->evbit);
748                         switch(usage->hid & HID_USAGE) {
749                                 case 0x003:
750                                         /* The fn key on Apple PowerBooks */
751                                         map_key_clear(KEY_FN);
752                                         hidinput_pb_setup(input);
753                                         break;
754
755                                 default:    goto ignore;
756                         }
757                         break;
758
759                 case HID_UP_LOGIVENDOR:
760                         set_bit(EV_REP, input->evbit);
761                         switch(usage->hid & HID_USAGE) {
762                                 /* Reported on Logitech Ultra X Media Remote */
763                                 case 0x004: map_key_clear(KEY_AGAIN);           break;
764                                 case 0x00d: map_key_clear(KEY_HOME);            break;
765                                 case 0x024: map_key_clear(KEY_SHUFFLE);         break;
766                                 case 0x025: map_key_clear(KEY_TV);              break;
767                                 case 0x026: map_key_clear(KEY_MENU);            break;
768                                 case 0x031: map_key_clear(KEY_AUDIO);           break;
769                                 case 0x032: map_key_clear(KEY_TEXT);            break;
770                                 case 0x033: map_key_clear(KEY_LAST);            break;
771                                 case 0x047: map_key_clear(KEY_MP3);             break;
772                                 case 0x048: map_key_clear(KEY_DVD);             break;
773                                 case 0x049: map_key_clear(KEY_MEDIA);           break;
774                                 case 0x04a: map_key_clear(KEY_VIDEO);           break;
775                                 case 0x04b: map_key_clear(KEY_ANGLE);           break;
776                                 case 0x04c: map_key_clear(KEY_LANGUAGE);        break;
777                                 case 0x04d: map_key_clear(KEY_SUBTITLE);        break;
778                                 case 0x051: map_key_clear(KEY_RED);             break;
779                                 case 0x052: map_key_clear(KEY_CLOSE);           break;
780
781                                 /* Reported on Petalynx Maxter remote */
782                                 case 0x05a: map_key_clear(KEY_TEXT);            break;
783                                 case 0x05b: map_key_clear(KEY_RED);             break;
784                                 case 0x05c: map_key_clear(KEY_GREEN);           break;
785                                 case 0x05d: map_key_clear(KEY_YELLOW);          break;
786                                 case 0x05e: map_key_clear(KEY_BLUE);            break;
787
788                                 default:    goto ignore;
789                         }
790                         break;
791
792                 case HID_UP_PID:
793
794                         switch(usage->hid & HID_USAGE) {
795                                 case 0xa4: map_key_clear(BTN_DEAD);     break;
796                                 default: goto ignore;
797                         }
798                         break;
799
800                 default:
801                 unknown:
802                         if (field->report_size == 1) {
803                                 if (field->report->type == HID_OUTPUT_REPORT) {
804                                         map_led(LED_MISC);
805                                         break;
806                                 }
807                                 map_key(BTN_MISC);
808                                 break;
809                         }
810                         if (field->flags & HID_MAIN_ITEM_RELATIVE) {
811                                 map_rel(REL_MISC);
812                                 break;
813                         }
814                         map_abs(ABS_MISC);
815                         break;
816         }
817
818         if (device->quirks & HID_QUIRK_MIGHTYMOUSE) {
819                 if (usage->hid == HID_GD_Z)
820                         map_rel(REL_HWHEEL);
821                 else if (usage->code == BTN_1)
822                         map_key(BTN_2);
823                 else if (usage->code == BTN_2)
824                         map_key(BTN_1);
825         }
826
827         if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) &&
828                  (usage->type == EV_REL) && (usage->code == REL_WHEEL))
829                         set_bit(REL_HWHEEL, bit);
830
831         if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
832                 || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007)))
833                 goto ignore;
834
835         if ((device->quirks & HID_QUIRK_BAD_RELATIVE_KEYS) &&
836                 usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE))
837                 field->flags &= ~HID_MAIN_ITEM_RELATIVE;
838
839         set_bit(usage->type, input->evbit);
840
841         if (device->quirks & HID_QUIRK_DUPLICATE_USAGES &&
842                         (usage->type == EV_KEY ||
843                          usage->type == EV_REL ||
844                          usage->type == EV_ABS))
845                 clear_bit(usage->code, bit);
846
847         while (usage->code <= max && test_and_set_bit(usage->code, bit))
848                 usage->code = find_next_zero_bit(bit, max + 1, usage->code);
849
850         if (usage->code > max)
851                 goto ignore;
852
853
854         if (usage->type == EV_ABS) {
855
856                 int a = field->logical_minimum;
857                 int b = field->logical_maximum;
858
859                 if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) {
860                         a = field->logical_minimum = 0;
861                         b = field->logical_maximum = 255;
862                 }
863
864                 if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK)
865                         input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4);
866                 else    input_set_abs_params(input, usage->code, a, b, 0, 0);
867
868         }
869
870         if (usage->type == EV_ABS &&
871             (usage->hat_min < usage->hat_max || usage->hat_dir)) {
872                 int i;
873                 for (i = usage->code; i < usage->code + 2 && i <= max; i++) {
874                         input_set_abs_params(input, i, -1, 1, 0, 0);
875                         set_bit(i, input->absbit);
876                 }
877                 if (usage->hat_dir && !field->dpad)
878                         field->dpad = usage->code;
879         }
880
881         /* for those devices which produce Consumer volume usage as relative,
882          * we emulate pressing volumeup/volumedown appropriate number of times
883          * in hidinput_hid_event()
884          */
885         if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) &&
886                         (usage->code == ABS_VOLUME)) {
887                 set_bit(KEY_VOLUMEUP, input->keybit);
888                 set_bit(KEY_VOLUMEDOWN, input->keybit);
889         }
890
891         hid_resolv_event(usage->type, usage->code);
892
893         dbg_hid_line("\n");
894
895         return;
896
897 ignore:
898         dbg_hid_line("IGNORED\n");
899         return;
900 }
901
902 void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value)
903 {
904         struct input_dev *input;
905         int *quirks = &hid->quirks;
906
907         if (!field->hidinput)
908                 return;
909
910         input = field->hidinput->input;
911
912         if (!usage->type)
913                 return;
914
915         if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
916                 || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) {
917                 if (value) hid->quirks |=  HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
918                 else       hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
919                 return;
920         }
921
922         if ((hid->quirks & HID_QUIRK_INVERT_HWHEEL) && (usage->code == REL_HWHEEL)) {
923                 input_event(input, usage->type, usage->code, -value);
924                 return;
925         }
926
927         if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) {
928                 input_event(input, usage->type, REL_HWHEEL, value);
929                 return;
930         }
931
932         if ((hid->quirks & HID_QUIRK_POWERBOOK_HAS_FN) && hidinput_pb_event(hid, input, usage, value))
933                 return;
934
935         if (usage->hat_min < usage->hat_max || usage->hat_dir) {
936                 int hat_dir = usage->hat_dir;
937                 if (!hat_dir)
938                         hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1;
939                 if (hat_dir < 0 || hat_dir > 8) hat_dir = 0;
940                 input_event(input, usage->type, usage->code    , hid_hat_to_axis[hat_dir].x);
941                 input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y);
942                 return;
943         }
944
945         if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */
946                 *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT);
947                 return;
948         }
949
950         if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */
951                 if (value) {
952                         input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1);
953                         return;
954                 }
955                 input_event(input, usage->type, usage->code, 0);
956                 input_event(input, usage->type, BTN_TOOL_RUBBER, 0);
957                 return;
958         }
959
960         if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */
961                 int a = field->logical_minimum;
962                 int b = field->logical_maximum;
963                 input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3));
964         }
965
966         if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */
967                 dbg_hid("Maximum Effects - %d\n",value);
968                 return;
969         }
970
971         if (usage->hid == (HID_UP_PID | 0x7fUL)) {
972                 dbg_hid("PID Pool Report\n");
973                 return;
974         }
975
976         if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */
977                 return;
978
979         if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) &&
980                         (usage->code == ABS_VOLUME)) {
981                 int count = abs(value);
982                 int direction = value > 0 ? KEY_VOLUMEUP : KEY_VOLUMEDOWN;
983                 int i;
984
985                 for (i = 0; i < count; i++) {
986                         input_event(input, EV_KEY, direction, 1);
987                         input_sync(input);
988                         input_event(input, EV_KEY, direction, 0);
989                         input_sync(input);
990                 }
991                 return;
992         }
993
994         input_event(input, usage->type, usage->code, value);
995
996         if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY))
997                 input_event(input, usage->type, usage->code, 0);
998 }
999
1000 void hidinput_report_event(struct hid_device *hid, struct hid_report *report)
1001 {
1002         struct hid_input *hidinput;
1003
1004         list_for_each_entry(hidinput, &hid->inputs, list)
1005                 input_sync(hidinput->input);
1006 }
1007 EXPORT_SYMBOL_GPL(hidinput_report_event);
1008
1009 int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field)
1010 {
1011         struct hid_report *report;
1012         int i, j;
1013
1014         list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) {
1015                 for (i = 0; i < report->maxfield; i++) {
1016                         *field = report->field[i];
1017                         for (j = 0; j < (*field)->maxusage; j++)
1018                                 if ((*field)->usage[j].type == type && (*field)->usage[j].code == code)
1019                                         return j;
1020                 }
1021         }
1022         return -1;
1023 }
1024 EXPORT_SYMBOL_GPL(hidinput_find_field);
1025
1026 static int hidinput_open(struct input_dev *dev)
1027 {
1028         struct hid_device *hid = input_get_drvdata(dev);
1029
1030         return hid->hid_open(hid);
1031 }
1032
1033 static void hidinput_close(struct input_dev *dev)
1034 {
1035         struct hid_device *hid = input_get_drvdata(dev);
1036
1037         hid->hid_close(hid);
1038 }
1039
1040 /*
1041  * Register the input device; print a message.
1042  * Configure the input layer interface
1043  * Read all reports and initialize the absolute field values.
1044  */
1045
1046 int hidinput_connect(struct hid_device *hid)
1047 {
1048         struct hid_report *report;
1049         struct hid_input *hidinput = NULL;
1050         struct input_dev *input_dev;
1051         int i, j, k;
1052         int max_report_type = HID_OUTPUT_REPORT;
1053
1054         INIT_LIST_HEAD(&hid->inputs);
1055
1056         for (i = 0; i < hid->maxcollection; i++)
1057                 if (hid->collection[i].type == HID_COLLECTION_APPLICATION ||
1058                     hid->collection[i].type == HID_COLLECTION_PHYSICAL)
1059                         if (IS_INPUT_APPLICATION(hid->collection[i].usage))
1060                                 break;
1061
1062         if (i == hid->maxcollection && (hid->quirks & HID_QUIRK_HIDINPUT) == 0)
1063                 return -1;
1064
1065         if (hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS)
1066                 max_report_type = HID_INPUT_REPORT;
1067
1068         for (k = HID_INPUT_REPORT; k <= max_report_type; k++)
1069                 list_for_each_entry(report, &hid->report_enum[k].report_list, list) {
1070
1071                         if (!report->maxfield)
1072                                 continue;
1073
1074                         if (!hidinput) {
1075                                 hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL);
1076                                 input_dev = input_allocate_device();
1077                                 if (!hidinput || !input_dev) {
1078                                         kfree(hidinput);
1079                                         input_free_device(input_dev);
1080                                         err_hid("Out of memory during hid input probe");
1081                                         return -1;
1082                                 }
1083
1084                                 input_set_drvdata(input_dev, hid);
1085                                 input_dev->event = hid->hidinput_input_event;
1086                                 input_dev->open = hidinput_open;
1087                                 input_dev->close = hidinput_close;
1088                                 input_dev->setkeycode = hidinput_setkeycode;
1089                                 input_dev->getkeycode = hidinput_getkeycode;
1090
1091                                 input_dev->name = hid->name;
1092                                 input_dev->phys = hid->phys;
1093                                 input_dev->uniq = hid->uniq;
1094                                 input_dev->id.bustype = hid->bus;
1095                                 input_dev->id.vendor  = hid->vendor;
1096                                 input_dev->id.product = hid->product;
1097                                 input_dev->id.version = hid->version;
1098                                 input_dev->dev.parent = hid->dev;
1099                                 hidinput->input = input_dev;
1100                                 list_add_tail(&hidinput->list, &hid->inputs);
1101                         }
1102
1103                         for (i = 0; i < report->maxfield; i++)
1104                                 for (j = 0; j < report->field[i]->maxusage; j++)
1105                                         hidinput_configure_usage(hidinput, report->field[i],
1106                                                                  report->field[i]->usage + j);
1107
1108                         if (hid->quirks & HID_QUIRK_MULTI_INPUT) {
1109                                 /* This will leave hidinput NULL, so that it
1110                                  * allocates another one if we have more inputs on
1111                                  * the same interface. Some devices (e.g. Happ's
1112                                  * UGCI) cram a lot of unrelated inputs into the
1113                                  * same interface. */
1114                                 hidinput->report = report;
1115                                 input_register_device(hidinput->input);
1116                                 hidinput = NULL;
1117                         }
1118                 }
1119
1120         if (hidinput)
1121                 input_register_device(hidinput->input);
1122
1123         return 0;
1124 }
1125 EXPORT_SYMBOL_GPL(hidinput_connect);
1126
1127 void hidinput_disconnect(struct hid_device *hid)
1128 {
1129         struct hid_input *hidinput, *next;
1130
1131         list_for_each_entry_safe(hidinput, next, &hid->inputs, list) {
1132                 list_del(&hidinput->list);
1133                 input_unregister_device(hidinput->input);
1134                 kfree(hidinput);
1135         }
1136 }
1137 EXPORT_SYMBOL_GPL(hidinput_disconnect);
1138