drivers/hid/hid-input-quirks.c

   1 /*
   2  *  HID-input usage mapping quirks
   3  *
   4  *  This is used to handle HID-input mappings for devices violating
   5  *  HUT 1.12 specification.
   6  *
   7  * Copyright (c) 2007-2008 Jiri Kosina
   8  */
   9
  10 /*
  11  * This program is free software; you can redistribute it and/or modify it
  12  * under the terms of the GNU General Public License as published by the Free
  13  * Software Foundation; either version 2 of the License
  14  */
  15
  16 #include <linux/input.h>
  17 #include <linux/hid.h>
  18
  19 #define map_key_clear(c)        hid_map_usage_clear(hidinput, usage, bit, \
  20                 max, EV_KEY, (c))
  21
  22 static int quirk_gyration_remote(struct hid_usage *usage,
  23                 struct hid_input *hidinput, unsigned long **bit, int *max)
  24 {
  25         if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
  26                 return 0;
  27
  28         set_bit(EV_REP, hidinput->input->evbit);
  29         switch(usage->hid & HID_USAGE) {
  30                 /* Reported on Gyration MCE Remote */
  31                 case 0x00d: map_key_clear(KEY_HOME);            break;
  32                 case 0x024: map_key_clear(KEY_DVD);             break;
  33                 case 0x025: map_key_clear(KEY_PVR);             break;
  34                 case 0x046: map_key_clear(KEY_MEDIA);           break;
  35                 case 0x047: map_key_clear(KEY_MP3);             break;
  36                 case 0x049: map_key_clear(KEY_CAMERA);          break;
  37                 case 0x04a: map_key_clear(KEY_VIDEO);           break;
  38
  39                 default:
  40                         return 0;
  41         }
  42         return 1;
  43 }
  44
  45 static int quirk_petalynx_remote(struct hid_usage *usage,
  46                 struct hid_input *hidinput, unsigned long **bit, int *max)
  47 {
  48         if (((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR) &&
  49                         ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER))
  50                 return 0;
  51
  52         if ((usage->hid & HID_USAGE_PAGE) == HID_UP_LOGIVENDOR)
  53                 switch(usage->hid & HID_USAGE) {
  54                         case 0x05a: map_key_clear(KEY_TEXT);            break;
  55                         case 0x05b: map_key_clear(KEY_RED);             break;
  56                         case 0x05c: map_key_clear(KEY_GREEN);           break;
  57                         case 0x05d: map_key_clear(KEY_YELLOW);          break;
  58                         case 0x05e: map_key_clear(KEY_BLUE);            break;
  59                         default:
  60                                 return 0;
  61                 }
  62
  63         if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER)
  64                 switch(usage->hid & HID_USAGE) {
  65                         case 0x0f6: map_key_clear(KEY_NEXT);            break;
  66                         case 0x0fa: map_key_clear(KEY_BACK);            break;
  67                         default:
  68                                 return 0;
  69                 }
  70         return 1;
  71 }
  72
  73 static int quirk_cherry_genius_29e(struct hid_usage *usage,
  74                 struct hid_input *hidinput, unsigned long **bit, int *max)
  75 {
  76         if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
  77                 return 0;
  78
  79         switch (usage->hid & HID_USAGE) {
  80                 case 0x156: map_key_clear(KEY_WORDPROCESSOR);   break;
  81                 case 0x157: map_key_clear(KEY_SPREADSHEET);     break;
  82                 case 0x158: map_key_clear(KEY_PRESENTATION);    break;
  83                 case 0x15c: map_key_clear(KEY_STOP);            break;
  84
  85                 default:
  86                         return 0;
  87         }
  88         return 1;
  89 }
  90
  91 #define VENDOR_ID_GYRATION                      0x0c16
  92 #define DEVICE_ID_GYRATION_REMOTE               0x0002
  93
  94 #define VENDOR_ID_MONTEREY                      0x0566
  95 #define DEVICE_ID_GENIUS_KB29E                  0x3004
  96
  97 #define VENDOR_ID_PETALYNX                      0x18b1
  98 #define DEVICE_ID_PETALYNX_MAXTER_REMOTE        0x0037
  99
 100 static const struct hid_input_blacklist {
 101         __u16 idVendor;
 102         __u16 idProduct;
 103         int (*quirk)(struct hid_usage *, struct hid_input *, unsigned long **,
 104                         int *);
 105 } hid_input_blacklist[] = {
 106         { VENDOR_ID_GYRATION, DEVICE_ID_GYRATION_REMOTE, quirk_gyration_remote },
 107
 108         { VENDOR_ID_MONTEREY, DEVICE_ID_GENIUS_KB29E, quirk_cherry_genius_29e },
 109
 110         { VENDOR_ID_PETALYNX, DEVICE_ID_PETALYNX_MAXTER_REMOTE, quirk_petalynx_remote },
 111
 112         { 0, 0, NULL }
 113 };
 114
 115 int hidinput_mapping_quirks(struct hid_usage *usage,
 116                 struct hid_input *hi, unsigned long **bit, int *max)
 117 {
 118         struct hid_device *device = input_get_drvdata(hi->input);
 119         int i = 0;
 120
 121         while (hid_input_blacklist[i].quirk) {
 122                 if (hid_input_blacklist[i].idVendor == device->vendor &&
 123                                 hid_input_blacklist[i].idProduct == device->product)
 124                         return hid_input_blacklist[i].quirk(usage, hi, bit,
 125                                         max);
 126                 i++;
 127         }
 128         return 0;
 129 }
 130
 131 int hidinput_event_quirks(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value)
 132 {
 133         struct input_dev *input;
 134
 135         input = field->hidinput->input;
 136
 137         /* Gyration MCE remote "Sleep" key */
 138         if (hid->vendor == VENDOR_ID_GYRATION &&
 139             hid->product == DEVICE_ID_GYRATION_REMOTE &&
 140             (usage->hid & HID_USAGE_PAGE) == HID_UP_GENDESK &&
 141             (usage->hid & 0xff) == 0x82) {
 142                 input_event(input, usage->type, usage->code, 1);
 143                 input_sync(input);
 144                 input_event(input, usage->type, usage->code, 0);
 145                 input_sync(input);
 146                 return 1;
 147         }
 148         return 0;
 149 }
 150
 151