[SCSI] ibmvscsi: remove drivers/scsi/ibmvscsi/srp.h
[linux-2.6] / drivers / usb / input / 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  *
6  *  USB HID to Linux Input mapping
7  */
8
9 /*
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23  *
24  * Should you need to contact me, the author, you can do so either by
25  * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
26  * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
27  */
28
29 #include <linux/module.h>
30 #include <linux/slab.h>
31 #include <linux/kernel.h>
32 #include <linux/input.h>
33 #include <linux/usb.h>
34 #include <linux/usb_input.h>
35
36 #undef DEBUG
37
38 #include "hid.h"
39
40 #define unk     KEY_UNKNOWN
41
42 static const unsigned char hid_keyboard[256] = {
43           0,  0,  0,  0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38,
44          50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44,  2,  3,
45           4,  5,  6,  7,  8,  9, 10, 11, 28,  1, 14, 15, 57, 12, 13, 26,
46          27, 43, 43, 39, 40, 41, 51, 52, 53, 58, 59, 60, 61, 62, 63, 64,
47          65, 66, 67, 68, 87, 88, 99, 70,119,110,102,104,111,107,109,106,
48         105,108,103, 69, 98, 55, 74, 78, 96, 79, 80, 81, 75, 76, 77, 71,
49          72, 73, 82, 83, 86,127,116,117,183,184,185,186,187,188,189,190,
50         191,192,193,194,134,138,130,132,128,129,131,137,133,135,136,113,
51         115,114,unk,unk,unk,121,unk, 89, 93,124, 92, 94, 95,unk,unk,unk,
52         122,123, 90, 91, 85,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
53         unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,
54         unk,unk,unk,unk,unk,unk,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          29, 42, 56,125, 97, 54,100,126,164,166,165,163,161,115,114,113,
58         150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk
59 };
60
61 static const struct {
62         __s32 x;
63         __s32 y;
64 }  hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}};
65
66 #define map_abs(c)      do { usage->code = c; usage->type = EV_ABS; bit = input->absbit; max = ABS_MAX; } while (0)
67 #define map_rel(c)      do { usage->code = c; usage->type = EV_REL; bit = input->relbit; max = REL_MAX; } while (0)
68 #define map_key(c)      do { usage->code = c; usage->type = EV_KEY; bit = input->keybit; max = KEY_MAX; } while (0)
69 #define map_led(c)      do { usage->code = c; usage->type = EV_LED; bit = input->ledbit; max = LED_MAX; } while (0)
70 #define map_ff(c)       do { usage->code = c; usage->type = EV_FF;  bit = input->ffbit;  max =  FF_MAX; } while (0)
71
72 #define map_abs_clear(c)        do { map_abs(c); clear_bit(c, bit); } while (0)
73 #define map_key_clear(c)        do { map_key(c); clear_bit(c, bit); } while (0)
74 #define map_ff_effect(c)        do { set_bit(c, input->ffbit); } 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 int usbhid_pb_fnmode = 1;
129 module_param_named(pb_fnmode, usbhid_pb_fnmode, int, 0644);
130 MODULE_PARM_DESC(pb_fnmode,
131         "Mode of fn key on PowerBooks (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)");
132
133 static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from)
134 {
135         struct hidinput_key_translation *trans;
136
137         /* Look for the translation */
138         for (trans = table; trans->from; trans++)
139                 if (trans->from == from)
140                         return trans;
141
142         return NULL;
143 }
144
145 static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
146                              struct hid_usage *usage, __s32 value)
147 {
148         struct hidinput_key_translation *trans;
149
150         if (usage->code == KEY_FN) {
151                 if (value) hid->quirks |=  HID_QUIRK_POWERBOOK_FN_ON;
152                 else       hid->quirks &= ~HID_QUIRK_POWERBOOK_FN_ON;
153
154                 input_event(input, usage->type, usage->code, value);
155
156                 return 1;
157         }
158
159         if (usbhid_pb_fnmode) {
160                 int do_translate;
161
162                 trans = find_translation(powerbook_fn_keys, usage->code);
163                 if (trans) {
164                         if (test_bit(usage->code, hid->pb_pressed_fn))
165                                 do_translate = 1;
166                         else if (trans->flags & POWERBOOK_FLAG_FKEY)
167                                 do_translate =
168                                         (usbhid_pb_fnmode == 2 &&  (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON)) ||
169                                         (usbhid_pb_fnmode == 1 && !(hid->quirks & HID_QUIRK_POWERBOOK_FN_ON));
170                         else
171                                 do_translate = (hid->quirks & HID_QUIRK_POWERBOOK_FN_ON);
172
173                         if (do_translate) {
174                                 if (value)
175                                         set_bit(usage->code, hid->pb_pressed_fn);
176                                 else
177                                         clear_bit(usage->code, hid->pb_pressed_fn);
178
179                                 input_event(input, usage->type, trans->to, value);
180
181                                 return 1;
182                         }
183                 }
184
185                 if (test_bit(usage->code, hid->pb_pressed_numlock) ||
186                     test_bit(LED_NUML, input->led)) {
187                         trans = find_translation(powerbook_numlock_keys, usage->code);
188
189                         if (trans) {
190                                 if (value)
191                                         set_bit(usage->code, hid->pb_pressed_numlock);
192                                 else
193                                         clear_bit(usage->code, hid->pb_pressed_numlock);
194
195                                 input_event(input, usage->type, trans->to, value);
196                         }
197
198                         return 1;
199                 }
200         }
201
202         return 0;
203 }
204
205 static void hidinput_pb_setup(struct input_dev *input)
206 {
207         struct hidinput_key_translation *trans;
208
209         set_bit(KEY_NUMLOCK, input->keybit);
210
211         /* Enable all needed keys */
212         for (trans = powerbook_fn_keys; trans->from; trans++)
213                 set_bit(trans->to, input->keybit);
214
215         for (trans = powerbook_numlock_keys; trans->from; trans++)
216                 set_bit(trans->to, input->keybit);
217 }
218 #else
219 static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
220                                     struct hid_usage *usage, __s32 value)
221 {
222         return 0;
223 }
224
225 static inline void hidinput_pb_setup(struct input_dev *input)
226 {
227 }
228 #endif
229
230 static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field,
231                                      struct hid_usage *usage)
232 {
233         struct input_dev *input = hidinput->input;
234         struct hid_device *device = input->private;
235         int max = 0, code;
236         unsigned long *bit = NULL;
237
238         field->hidinput = hidinput;
239
240 #ifdef DEBUG
241         printk(KERN_DEBUG "Mapping: ");
242         resolv_usage(usage->hid);
243         printk(" ---> ");
244 #endif
245
246         if (field->flags & HID_MAIN_ITEM_CONSTANT)
247                 goto ignore;
248
249         switch (usage->hid & HID_USAGE_PAGE) {
250
251                 case HID_UP_UNDEFINED:
252                         goto ignore;
253
254                 case HID_UP_KEYBOARD:
255
256                         set_bit(EV_REP, input->evbit);
257
258                         if ((usage->hid & HID_USAGE) < 256) {
259                                 if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore;
260                                 map_key_clear(hid_keyboard[usage->hid & HID_USAGE]);
261                         } else
262                                 map_key(KEY_UNKNOWN);
263
264                         break;
265
266                 case HID_UP_BUTTON:
267
268                         code = ((usage->hid - 1) & 0xf);
269
270                         switch (field->application) {
271                                 case HID_GD_MOUSE:
272                                 case HID_GD_POINTER:  code += 0x110; break;
273                                 case HID_GD_JOYSTICK: code += 0x120; break;
274                                 case HID_GD_GAMEPAD:  code += 0x130; break;
275                                 default:
276                                         switch (field->physical) {
277                                                 case HID_GD_MOUSE:
278                                                 case HID_GD_POINTER:  code += 0x110; break;
279                                                 case HID_GD_JOYSTICK: code += 0x120; break;
280                                                 case HID_GD_GAMEPAD:  code += 0x130; break;
281                                                 default:              code += 0x100;
282                                         }
283                         }
284
285                         map_key(code);
286                         break;
287
288
289                 case HID_UP_SIMULATION:
290
291                         switch (usage->hid & 0xffff) {
292                                 case 0xba: map_abs(ABS_RUDDER);   break;
293                                 case 0xbb: map_abs(ABS_THROTTLE); break;
294                                 case 0xc4: map_abs(ABS_GAS);      break;
295                                 case 0xc5: map_abs(ABS_BRAKE);    break;
296                                 case 0xc8: map_abs(ABS_WHEEL);    break;
297                                 default:   goto ignore;
298                         }
299                         break;
300
301                 case HID_UP_GENDESK:
302
303                         if ((usage->hid & 0xf0) == 0x80) {      /* SystemControl */
304                                 switch (usage->hid & 0xf) {
305                                         case 0x1: map_key_clear(KEY_POWER);  break;
306                                         case 0x2: map_key_clear(KEY_SLEEP);  break;
307                                         case 0x3: map_key_clear(KEY_WAKEUP); break;
308                                         default: goto unknown;
309                                 }
310                                 break;
311                         }
312
313                         if ((usage->hid & 0xf0) == 0x90) {      /* D-pad */
314                                 switch (usage->hid) {
315                                         case HID_GD_UP:    usage->hat_dir = 1; break;
316                                         case HID_GD_DOWN:  usage->hat_dir = 5; break;
317                                         case HID_GD_RIGHT: usage->hat_dir = 3; break;
318                                         case HID_GD_LEFT:  usage->hat_dir = 7; break;
319                                         default: goto unknown;
320                                 }
321                                 if (field->dpad) {
322                                         map_abs(field->dpad);
323                                         goto ignore;
324                                 }
325                                 map_abs(ABS_HAT0X);
326                                 break;
327                         }
328
329                         switch (usage->hid) {
330
331                                 /* These usage IDs map directly to the usage codes. */
332                                 case HID_GD_X: case HID_GD_Y: case HID_GD_Z:
333                                 case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ:
334                                 case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL:
335                                         if (field->flags & HID_MAIN_ITEM_RELATIVE)
336                                                 map_rel(usage->hid & 0xf);
337                                         else
338                                                 map_abs(usage->hid & 0xf);
339                                         break;
340
341                                 case HID_GD_HATSWITCH:
342                                         usage->hat_min = field->logical_minimum;
343                                         usage->hat_max = field->logical_maximum;
344                                         map_abs(ABS_HAT0X);
345                                         break;
346
347                                 case HID_GD_START:      map_key_clear(BTN_START);       break;
348                                 case HID_GD_SELECT:     map_key_clear(BTN_SELECT);      break;
349
350                                 default: goto unknown;
351                         }
352
353                         break;
354
355                 case HID_UP_LED:
356                         if (((usage->hid - 1) & 0xffff) >= LED_MAX)
357                                 goto ignore;
358                         map_led((usage->hid - 1) & 0xffff);
359                         break;
360
361                 case HID_UP_DIGITIZER:
362
363                         switch (usage->hid & 0xff) {
364
365                                 case 0x30: /* TipPressure */
366                                         if (!test_bit(BTN_TOUCH, input->keybit)) {
367                                                 device->quirks |= HID_QUIRK_NOTOUCH;
368                                                 set_bit(EV_KEY, input->evbit);
369                                                 set_bit(BTN_TOUCH, input->keybit);
370                                         }
371
372                                         map_abs_clear(ABS_PRESSURE);
373                                         break;
374
375                                 case 0x32: /* InRange */
376                                         switch (field->physical & 0xff) {
377                                                 case 0x21: map_key(BTN_TOOL_MOUSE); break;
378                                                 case 0x22: map_key(BTN_TOOL_FINGER); break;
379                                                 default: map_key(BTN_TOOL_PEN); break;
380                                         }
381                                         break;
382
383                                 case 0x3c: /* Invert */
384                                         map_key_clear(BTN_TOOL_RUBBER);
385                                         break;
386
387                                 case 0x33: /* Touch */
388                                 case 0x42: /* TipSwitch */
389                                 case 0x43: /* TipSwitch2 */
390                                         device->quirks &= ~HID_QUIRK_NOTOUCH;
391                                         map_key_clear(BTN_TOUCH);
392                                         break;
393
394                                 case 0x44: /* BarrelSwitch */
395                                         map_key_clear(BTN_STYLUS);
396                                         break;
397
398                                 default:  goto unknown;
399                         }
400                         break;
401
402                 case HID_UP_CONSUMER:   /* USB HUT v1.1, pages 56-62 */
403
404                         switch (usage->hid & HID_USAGE) {
405                                 case 0x000: goto ignore;
406                                 case 0x034: map_key_clear(KEY_SLEEP);           break;
407                                 case 0x036: map_key_clear(BTN_MISC);            break;
408                                 case 0x045: map_key_clear(KEY_RADIO);           break;
409                                 case 0x08a: map_key_clear(KEY_WWW);             break;
410                                 case 0x08d: map_key_clear(KEY_PROGRAM);         break;
411                                 case 0x095: map_key_clear(KEY_HELP);            break;
412                                 case 0x09c: map_key_clear(KEY_CHANNELUP);       break;
413                                 case 0x09d: map_key_clear(KEY_CHANNELDOWN);     break;
414                                 case 0x0b0: map_key_clear(KEY_PLAY);            break;
415                                 case 0x0b1: map_key_clear(KEY_PAUSE);           break;
416                                 case 0x0b2: map_key_clear(KEY_RECORD);          break;
417                                 case 0x0b3: map_key_clear(KEY_FASTFORWARD);     break;
418                                 case 0x0b4: map_key_clear(KEY_REWIND);          break;
419                                 case 0x0b5: map_key_clear(KEY_NEXTSONG);        break;
420                                 case 0x0b6: map_key_clear(KEY_PREVIOUSSONG);    break;
421                                 case 0x0b7: map_key_clear(KEY_STOPCD);          break;
422                                 case 0x0b8: map_key_clear(KEY_EJECTCD);         break;
423                                 case 0x0cd: map_key_clear(KEY_PLAYPAUSE);       break;
424                                 case 0x0e0: map_abs_clear(ABS_VOLUME);          break;
425                                 case 0x0e2: map_key_clear(KEY_MUTE);            break;
426                                 case 0x0e5: map_key_clear(KEY_BASSBOOST);       break;
427                                 case 0x0e9: map_key_clear(KEY_VOLUMEUP);        break;
428                                 case 0x0ea: map_key_clear(KEY_VOLUMEDOWN);      break;
429                                 case 0x183: map_key_clear(KEY_CONFIG);          break;
430                                 case 0x18a: map_key_clear(KEY_MAIL);            break;
431                                 case 0x192: map_key_clear(KEY_CALC);            break;
432                                 case 0x194: map_key_clear(KEY_FILE);            break;
433                                 case 0x1a7: map_key_clear(KEY_DOCUMENTS);       break;
434                                 case 0x201: map_key_clear(KEY_NEW);             break;
435                                 case 0x207: map_key_clear(KEY_SAVE);            break;
436                                 case 0x208: map_key_clear(KEY_PRINT);           break;
437                                 case 0x209: map_key_clear(KEY_PROPS);           break;
438                                 case 0x21a: map_key_clear(KEY_UNDO);            break;
439                                 case 0x21b: map_key_clear(KEY_COPY);            break;
440                                 case 0x21c: map_key_clear(KEY_CUT);             break;
441                                 case 0x21d: map_key_clear(KEY_PASTE);           break;
442                                 case 0x221: map_key_clear(KEY_FIND);            break;
443                                 case 0x223: map_key_clear(KEY_HOMEPAGE);        break;
444                                 case 0x224: map_key_clear(KEY_BACK);            break;
445                                 case 0x225: map_key_clear(KEY_FORWARD);         break;
446                                 case 0x226: map_key_clear(KEY_STOP);            break;
447                                 case 0x227: map_key_clear(KEY_REFRESH);         break;
448                                 case 0x22a: map_key_clear(KEY_BOOKMARKS);       break;
449                                 case 0x233: map_key_clear(KEY_SCROLLUP);        break;
450                                 case 0x234: map_key_clear(KEY_SCROLLDOWN);      break;
451                                 case 0x238: map_rel(REL_HWHEEL);                break;
452                                 case 0x279: map_key_clear(KEY_REDO);            break;
453                                 case 0x289: map_key_clear(KEY_REPLY);           break;
454                                 case 0x28b: map_key_clear(KEY_FORWARDMAIL);     break;
455                                 case 0x28c: map_key_clear(KEY_SEND);            break;
456
457                                 /* Reported on a Cherry Cymotion keyboard */
458                                 case 0x301: map_key_clear(KEY_PROG1);           break;
459                                 case 0x302: map_key_clear(KEY_PROG2);           break;
460                                 case 0x303: map_key_clear(KEY_PROG3);           break;
461
462                                 default:    goto ignore;
463                         }
464                         break;
465
466                 case HID_UP_HPVENDOR:   /* Reported on a Dutch layout HP5308 */
467
468                         set_bit(EV_REP, input->evbit);
469                         switch (usage->hid & HID_USAGE) {
470                                 case 0x021: map_key_clear(KEY_PRINT);           break;
471                                 case 0x070: map_key_clear(KEY_HP);              break;
472                                 case 0x071: map_key_clear(KEY_CAMERA);          break;
473                                 case 0x072: map_key_clear(KEY_SOUND);           break;
474                                 case 0x073: map_key_clear(KEY_QUESTION);        break;
475                                 case 0x080: map_key_clear(KEY_EMAIL);           break;
476                                 case 0x081: map_key_clear(KEY_CHAT);            break;
477                                 case 0x082: map_key_clear(KEY_SEARCH);          break;
478                                 case 0x083: map_key_clear(KEY_CONNECT);         break;
479                                 case 0x084: map_key_clear(KEY_FINANCE);         break;
480                                 case 0x085: map_key_clear(KEY_SPORT);           break;
481                                 case 0x086: map_key_clear(KEY_SHOP);            break;
482                                 default:    goto ignore;
483                         }
484                         break;
485
486                 case HID_UP_MSVENDOR:
487                         goto ignore;
488
489                 case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */
490
491                         set_bit(EV_REP, input->evbit);
492                         switch(usage->hid & HID_USAGE) {
493                                 case 0x003:
494                                         /* The fn key on Apple PowerBooks */
495                                         map_key_clear(KEY_FN);
496                                         hidinput_pb_setup(input);
497                                         break;
498
499                                 default:    goto ignore;
500                         }
501                         break;
502
503                 case HID_UP_LOGIVENDOR: /* Reported on Logitech Ultra X Media Remote */
504
505                         set_bit(EV_REP, input->evbit);
506                         switch(usage->hid & HID_USAGE) {
507                                 case 0x004: map_key_clear(KEY_AGAIN);           break;
508                                 case 0x00d: map_key_clear(KEY_HOME);            break;
509                                 case 0x024: map_key_clear(KEY_SHUFFLE);         break;
510                                 case 0x025: map_key_clear(KEY_TV);              break;
511                                 case 0x026: map_key_clear(KEY_MENU);            break;
512                                 case 0x031: map_key_clear(KEY_AUDIO);           break;
513                                 case 0x032: map_key_clear(KEY_TEXT);            break;
514                                 case 0x033: map_key_clear(KEY_LAST);            break;
515                                 case 0x047: map_key_clear(KEY_MP3);             break;
516                                 case 0x048: map_key_clear(KEY_DVD);             break;
517                                 case 0x049: map_key_clear(KEY_MEDIA);           break;
518                                 case 0x04a: map_key_clear(KEY_VIDEO);           break;
519                                 case 0x04b: map_key_clear(KEY_ANGLE);           break;
520                                 case 0x04c: map_key_clear(KEY_LANGUAGE);        break;
521                                 case 0x04d: map_key_clear(KEY_SUBTITLE);        break;
522                                 case 0x051: map_key_clear(KEY_RED);             break;
523                                 case 0x052: map_key_clear(KEY_CLOSE);           break;
524                                 default:    goto ignore;
525                         }
526                         break;
527
528                 case HID_UP_PID:
529
530                         set_bit(EV_FF, input->evbit);
531                         switch(usage->hid & HID_USAGE) {
532                                 case 0x26: map_ff_effect(FF_CONSTANT);  goto ignore;
533                                 case 0x27: map_ff_effect(FF_RAMP);      goto ignore;
534                                 case 0x28: map_ff_effect(FF_CUSTOM);    goto ignore;
535                                 case 0x30: map_ff_effect(FF_SQUARE);    map_ff_effect(FF_PERIODIC); goto ignore;
536                                 case 0x31: map_ff_effect(FF_SINE);      map_ff_effect(FF_PERIODIC); goto ignore;
537                                 case 0x32: map_ff_effect(FF_TRIANGLE);  map_ff_effect(FF_PERIODIC); goto ignore;
538                                 case 0x33: map_ff_effect(FF_SAW_UP);    map_ff_effect(FF_PERIODIC); goto ignore;
539                                 case 0x34: map_ff_effect(FF_SAW_DOWN);  map_ff_effect(FF_PERIODIC); goto ignore;
540                                 case 0x40: map_ff_effect(FF_SPRING);    goto ignore;
541                                 case 0x41: map_ff_effect(FF_DAMPER);    goto ignore;
542                                 case 0x42: map_ff_effect(FF_INERTIA);   goto ignore;
543                                 case 0x43: map_ff_effect(FF_FRICTION);  goto ignore;
544                                 case 0x7e: map_ff(FF_GAIN);             break;
545                                 case 0x83: input->ff_effects_max = field->value[0]; goto ignore;
546                                 case 0x98: map_ff(FF_AUTOCENTER);       break;
547                                 case 0xa4: map_key_clear(BTN_DEAD);     break;
548                                 default: goto ignore;
549                         }
550                         break;
551
552                 default:
553                 unknown:
554                         if (field->report_size == 1) {
555                                 if (field->report->type == HID_OUTPUT_REPORT) {
556                                         map_led(LED_MISC);
557                                         break;
558                                 }
559                                 map_key(BTN_MISC);
560                                 break;
561                         }
562                         if (field->flags & HID_MAIN_ITEM_RELATIVE) {
563                                 map_rel(REL_MISC);
564                                 break;
565                         }
566                         map_abs(ABS_MISC);
567                         break;
568         }
569
570         set_bit(usage->type, input->evbit);
571
572         while (usage->code <= max && test_and_set_bit(usage->code, bit))
573                 usage->code = find_next_zero_bit(bit, max + 1, usage->code);
574
575         if (usage->code > max)
576                 goto ignore;
577
578         if (((device->quirks & (HID_QUIRK_2WHEEL_POWERMOUSE)) && (usage->hid == 0x00010032)))
579                 map_rel(REL_HWHEEL);
580
581         if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) &&
582                  (usage->type == EV_REL) && (usage->code == REL_WHEEL))
583                         set_bit(REL_HWHEEL, bit);
584
585         if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
586                 || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007)))
587                 goto ignore;
588
589         if (usage->type == EV_ABS) {
590
591                 int a = field->logical_minimum;
592                 int b = field->logical_maximum;
593
594                 if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) {
595                         a = field->logical_minimum = 0;
596                         b = field->logical_maximum = 255;
597                 }
598
599                 if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK)
600                         input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4);
601                 else    input_set_abs_params(input, usage->code, a, b, 0, 0);
602
603         }
604
605         if (usage->hat_min < usage->hat_max || usage->hat_dir) {
606                 int i;
607                 for (i = usage->code; i < usage->code + 2 && i <= max; i++) {
608                         input_set_abs_params(input, i, -1, 1, 0, 0);
609                         set_bit(i, input->absbit);
610                 }
611                 if (usage->hat_dir && !field->dpad)
612                         field->dpad = usage->code;
613         }
614
615 #ifdef DEBUG
616         resolv_event(usage->type, usage->code);
617         printk("\n");
618 #endif
619         return;
620
621 ignore:
622 #ifdef DEBUG
623         printk("IGNORED\n");
624 #endif
625         return;
626 }
627
628 void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, struct pt_regs *regs)
629 {
630         struct input_dev *input;
631         int *quirks = &hid->quirks;
632
633         if (!field->hidinput)
634                 return;
635
636         input = field->hidinput->input;
637
638         input_regs(input, regs);
639
640         if (!usage->type)
641                 return;
642
643         if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005))
644                 || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) {
645                 if (value) hid->quirks |=  HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
646                 else       hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
647                 return;
648         }
649
650         if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) {
651                 input_event(input, usage->type, REL_HWHEEL, value);
652                 return;
653         }
654
655         if ((hid->quirks & HID_QUIRK_POWERBOOK_HAS_FN) && hidinput_pb_event(hid, input, usage, value))
656                 return;
657
658         if (usage->hat_min < usage->hat_max || usage->hat_dir) {
659                 int hat_dir = usage->hat_dir;
660                 if (!hat_dir)
661                         hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1;
662                 if (hat_dir < 0 || hat_dir > 8) hat_dir = 0;
663                 input_event(input, usage->type, usage->code    , hid_hat_to_axis[hat_dir].x);
664                 input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y);
665                 return;
666         }
667
668         if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */
669                 *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT);
670                 return;
671         }
672
673         if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */
674                 if (value) {
675                         input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1);
676                         return;
677                 }
678                 input_event(input, usage->type, usage->code, 0);
679                 input_event(input, usage->type, BTN_TOOL_RUBBER, 0);
680                 return;
681         }
682
683         if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */
684                 int a = field->logical_minimum;
685                 int b = field->logical_maximum;
686                 input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3));
687         }
688
689         if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */
690                 input->ff_effects_max = value;
691                 dbg("Maximum Effects - %d",input->ff_effects_max);
692                 return;
693         }
694
695         if (usage->hid == (HID_UP_PID | 0x7fUL)) {
696                 dbg("PID Pool Report\n");
697                 return;
698         }
699
700         if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */
701                 return;
702
703         input_event(input, usage->type, usage->code, value);
704
705         if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY))
706                 input_event(input, usage->type, usage->code, 0);
707 }
708
709 void hidinput_report_event(struct hid_device *hid, struct hid_report *report)
710 {
711         struct hid_input *hidinput;
712
713         list_for_each_entry(hidinput, &hid->inputs, list)
714                 input_sync(hidinput->input);
715 }
716
717 static int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field)
718 {
719         struct hid_report *report;
720         int i, j;
721
722         list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) {
723                 for (i = 0; i < report->maxfield; i++) {
724                         *field = report->field[i];
725                         for (j = 0; j < (*field)->maxusage; j++)
726                                 if ((*field)->usage[j].type == type && (*field)->usage[j].code == code)
727                                         return j;
728                 }
729         }
730         return -1;
731 }
732
733 static int hidinput_input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
734 {
735         struct hid_device *hid = dev->private;
736         struct hid_field *field;
737         int offset;
738
739         if (type == EV_FF)
740                 return hid_ff_event(hid, dev, type, code, value);
741
742         if (type != EV_LED)
743                 return -1;
744
745         if ((offset = hidinput_find_field(hid, type, code, &field)) == -1) {
746                 warn("event field not found");
747                 return -1;
748         }
749
750         hid_set_field(field, offset, value);
751         hid_submit_report(hid, field->report, USB_DIR_OUT);
752
753         return 0;
754 }
755
756 static int hidinput_open(struct input_dev *dev)
757 {
758         struct hid_device *hid = dev->private;
759         return hid_open(hid);
760 }
761
762 static void hidinput_close(struct input_dev *dev)
763 {
764         struct hid_device *hid = dev->private;
765         hid_close(hid);
766 }
767
768 /*
769  * Register the input device; print a message.
770  * Configure the input layer interface
771  * Read all reports and initialize the absolute field values.
772  */
773
774 int hidinput_connect(struct hid_device *hid)
775 {
776         struct usb_device *dev = hid->dev;
777         struct hid_report *report;
778         struct hid_input *hidinput = NULL;
779         struct input_dev *input_dev;
780         int i, j, k;
781
782         INIT_LIST_HEAD(&hid->inputs);
783
784         for (i = 0; i < hid->maxcollection; i++)
785                 if (hid->collection[i].type == HID_COLLECTION_APPLICATION ||
786                     hid->collection[i].type == HID_COLLECTION_PHYSICAL)
787                         if (IS_INPUT_APPLICATION(hid->collection[i].usage))
788                                 break;
789
790         if (i == hid->maxcollection)
791                 return -1;
792
793         for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++)
794                 list_for_each_entry(report, &hid->report_enum[k].report_list, list) {
795
796                         if (!report->maxfield)
797                                 continue;
798
799                         if (!hidinput) {
800                                 hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL);
801                                 input_dev = input_allocate_device();
802                                 if (!hidinput || !input_dev) {
803                                         kfree(hidinput);
804                                         input_free_device(input_dev);
805                                         err("Out of memory during hid input probe");
806                                         return -1;
807                                 }
808
809                                 input_dev->private = hid;
810                                 input_dev->event = hidinput_input_event;
811                                 input_dev->open = hidinput_open;
812                                 input_dev->close = hidinput_close;
813
814                                 input_dev->name = hid->name;
815                                 input_dev->phys = hid->phys;
816                                 input_dev->uniq = hid->uniq;
817                                 usb_to_input_id(dev, &input_dev->id);
818                                 input_dev->cdev.dev = &hid->intf->dev;
819
820                                 hidinput->input = input_dev;
821                                 list_add_tail(&hidinput->list, &hid->inputs);
822                         }
823
824                         for (i = 0; i < report->maxfield; i++)
825                                 for (j = 0; j < report->field[i]->maxusage; j++)
826                                         hidinput_configure_usage(hidinput, report->field[i],
827                                                                  report->field[i]->usage + j);
828
829                         if (hid->quirks & HID_QUIRK_MULTI_INPUT) {
830                                 /* This will leave hidinput NULL, so that it
831                                  * allocates another one if we have more inputs on
832                                  * the same interface. Some devices (e.g. Happ's
833                                  * UGCI) cram a lot of unrelated inputs into the
834                                  * same interface. */
835                                 hidinput->report = report;
836                                 input_register_device(hidinput->input);
837                                 hidinput = NULL;
838                         }
839                 }
840
841         /* This only gets called when we are a single-input (most of the
842          * time). IOW, not a HID_QUIRK_MULTI_INPUT. The hid_ff_init() is
843          * only useful in this case, and not for multi-input quirks. */
844         if (hidinput) {
845                 hid_ff_init(hid);
846                 input_register_device(hidinput->input);
847         }
848
849         return 0;
850 }
851
852 void hidinput_disconnect(struct hid_device *hid)
853 {
854         struct hid_input *hidinput, *next;
855
856         list_for_each_entry_safe(hidinput, next, &hid->inputs, list) {
857                 list_del(&hidinput->list);
858                 input_unregister_device(hidinput->input);
859                 kfree(hidinput);
860         }
861 }