drivers/hid/hid-lg.c

   1 /*
   2  *  HID driver for some logitech "special" devices
   3  *
   4  *  Copyright (c) 1999 Andreas Gal
   5  *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
   6  *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
   7  *  Copyright (c) 2006-2007 Jiri Kosina
   8  *  Copyright (c) 2007 Paul Walmsley
   9  *  Copyright (c) 2008 Jiri Slaby
  10  *  Copyright (c) 2010 Hendrik Iben
  11  */
  12
  13 /*
  14  * This program is free software; you can redistribute it and/or modify it
  15  * under the terms of the GNU General Public License as published by the Free
  16  * Software Foundation; either version 2 of the License, or (at your option)
  17  * any later version.
  18  */
  19
  20 #include <linux/device.h>
  21 #include <linux/hid.h>
  22 #include <linux/module.h>
  23 #include <linux/random.h>
  24 #include <linux/sched.h>
  25 #include <linux/wait.h>
  26
  27 #include "hid-ids.h"
  28 #include "hid-lg.h"
  29
  30 #define LG_RDESC                0x001
  31 #define LG_BAD_RELATIVE_KEYS    0x002
  32 #define LG_DUPLICATE_USAGES     0x004
  33 #define LG_EXPANDED_KEYMAP      0x010
  34 #define LG_IGNORE_DOUBLED_WHEEL 0x020
  35 #define LG_WIRELESS             0x040
  36 #define LG_INVERT_HWHEEL        0x080
  37 #define LG_NOGET                0x100
  38 #define LG_FF                   0x200
  39 #define LG_FF2                  0x400
  40 #define LG_RDESC_REL_ABS        0x800
  41 #define LG_FF3                  0x1000
  42 #define LG_FF4                  0x2000
  43
  44 /*
  45  * Certain Logitech keyboards send in report #3 keys which are far
  46  * above the logical maximum described in descriptor. This extends
  47  * the original value of 0x28c of logical maximum to 0x104d
  48  */
  49 static __u8 *lg_report_fixup(struct hid_device *hdev, __u8 *rdesc,
  50                 unsigned int *rsize)
  51 {
  52         unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
  53
  54         if ((quirks & LG_RDESC) && *rsize >= 90 && rdesc[83] == 0x26 &&
  55                         rdesc[84] == 0x8c && rdesc[85] == 0x02) {
  56                 hid_info(hdev,
  57                          "fixing up Logitech keyboard report descriptor\n");
  58                 rdesc[84] = rdesc[89] = 0x4d;
  59                 rdesc[85] = rdesc[90] = 0x10;
  60         }
  61         if ((quirks & LG_RDESC_REL_ABS) && *rsize >= 50 &&
  62                         rdesc[32] == 0x81 && rdesc[33] == 0x06 &&
  63                         rdesc[49] == 0x81 && rdesc[50] == 0x06) {
  64                 hid_info(hdev,
  65                          "fixing up rel/abs in Logitech report descriptor\n");
  66                 rdesc[33] = rdesc[50] = 0x02;
  67         }
  68         if ((quirks & LG_FF4) && *rsize >= 101 &&
  69                         rdesc[41] == 0x95 && rdesc[42] == 0x0B &&
  70                         rdesc[47] == 0x05 && rdesc[48] == 0x09) {
  71                 hid_info(hdev, "fixing up Logitech Speed Force Wireless button descriptor\n");
  72                 rdesc[41] = 0x05;
  73                 rdesc[42] = 0x09;
  74                 rdesc[47] = 0x95;
  75                 rdesc[48] = 0x0B;
  76         }
  77         return rdesc;
  78 }
  79
  80 #define lg_map_key_clear(c)     hid_map_usage_clear(hi, usage, bit, max, \
  81                 EV_KEY, (c))
  82
  83 static int lg_ultrax_remote_mapping(struct hid_input *hi,
  84                 struct hid_usage *usage, unsigned long **bit, int *max)
  85 {
  86         if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
  87                 return 0;
  88
  89         set_bit(EV_REP, hi->input->evbit);
  90         switch (usage->hid & HID_USAGE) {
  91         /* Reported on Logitech Ultra X Media Remote */
  92         case 0x004: lg_map_key_clear(KEY_AGAIN);        break;
  93         case 0x00d: lg_map_key_clear(KEY_HOME);         break;
  94         case 0x024: lg_map_key_clear(KEY_SHUFFLE);      break;
  95         case 0x025: lg_map_key_clear(KEY_TV);           break;
  96         case 0x026: lg_map_key_clear(KEY_MENU);         break;
  97         case 0x031: lg_map_key_clear(KEY_AUDIO);        break;
  98         case 0x032: lg_map_key_clear(KEY_TEXT);         break;
  99         case 0x033: lg_map_key_clear(KEY_LAST);         break;
 100         case 0x047: lg_map_key_clear(KEY_MP3);          break;
 101         case 0x048: lg_map_key_clear(KEY_DVD);          break;
 102         case 0x049: lg_map_key_clear(KEY_MEDIA);        break;
 103         case 0x04a: lg_map_key_clear(KEY_VIDEO);        break;
 104         case 0x04b: lg_map_key_clear(KEY_ANGLE);        break;
 105         case 0x04c: lg_map_key_clear(KEY_LANGUAGE);     break;
 106         case 0x04d: lg_map_key_clear(KEY_SUBTITLE);     break;
 107         case 0x051: lg_map_key_clear(KEY_RED);          break;
 108         case 0x052: lg_map_key_clear(KEY_CLOSE);        break;
 109
 110         default:
 111                 return 0;
 112         }
 113         return 1;
 114 }
 115
 116 static int lg_dinovo_mapping(struct hid_input *hi, struct hid_usage *usage,
 117                 unsigned long **bit, int *max)
 118 {
 119         if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR)
 120                 return 0;
 121
 122         switch (usage->hid & HID_USAGE) {
 123
 124         case 0x00d: lg_map_key_clear(KEY_MEDIA);        break;
 125         default:
 126                 return 0;
 127
 128         }
 129         return 1;
 130 }
 131
 132 static int lg_wireless_mapping(struct hid_input *hi, struct hid_usage *usage,
 133                 unsigned long **bit, int *max)
 134 {
 135         if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER)
 136                 return 0;
 137
 138         switch (usage->hid & HID_USAGE) {
 139         case 0x1001: lg_map_key_clear(KEY_MESSENGER);           break;
 140         case 0x1003: lg_map_key_clear(KEY_SOUND);               break;
 141         case 0x1004: lg_map_key_clear(KEY_VIDEO);               break;
 142         case 0x1005: lg_map_key_clear(KEY_AUDIO);               break;
 143         case 0x100a: lg_map_key_clear(KEY_DOCUMENTS);           break;
 144         /* The following two entries are Playlist 1 and 2 on the MX3200 */
 145         case 0x100f: lg_map_key_clear(KEY_FN_1);                break;
 146         case 0x1010: lg_map_key_clear(KEY_FN_2);                break;
 147         case 0x1011: lg_map_key_clear(KEY_PREVIOUSSONG);        break;
 148         case 0x1012: lg_map_key_clear(KEY_NEXTSONG);            break;
 149         case 0x1013: lg_map_key_clear(KEY_CAMERA);              break;
 150         case 0x1014: lg_map_key_clear(KEY_MESSENGER);           break;
 151         case 0x1015: lg_map_key_clear(KEY_RECORD);              break;
 152         case 0x1016: lg_map_key_clear(KEY_PLAYER);              break;
 153         case 0x1017: lg_map_key_clear(KEY_EJECTCD);             break;
 154         case 0x1018: lg_map_key_clear(KEY_MEDIA);               break;
 155         case 0x1019: lg_map_key_clear(KEY_PROG1);               break;
 156         case 0x101a: lg_map_key_clear(KEY_PROG2);               break;
 157         case 0x101b: lg_map_key_clear(KEY_PROG3);               break;
 158         case 0x101c: lg_map_key_clear(KEY_CYCLEWINDOWS);        break;
 159         case 0x101f: lg_map_key_clear(KEY_ZOOMIN);              break;
 160         case 0x1020: lg_map_key_clear(KEY_ZOOMOUT);             break;
 161         case 0x1021: lg_map_key_clear(KEY_ZOOMRESET);           break;
 162         case 0x1023: lg_map_key_clear(KEY_CLOSE);               break;
 163         case 0x1027: lg_map_key_clear(KEY_MENU);                break;
 164         /* this one is marked as 'Rotate' */
 165         case 0x1028: lg_map_key_clear(KEY_ANGLE);               break;
 166         case 0x1029: lg_map_key_clear(KEY_SHUFFLE);             break;
 167         case 0x102a: lg_map_key_clear(KEY_BACK);                break;
 168         case 0x102b: lg_map_key_clear(KEY_CYCLEWINDOWS);        break;
 169         case 0x102d: lg_map_key_clear(KEY_WWW);                 break;
 170         /* The following two are 'Start/answer call' and 'End/reject call'
 171            on the MX3200 */
 172         case 0x1031: lg_map_key_clear(KEY_OK);                  break;
 173         case 0x1032: lg_map_key_clear(KEY_CANCEL);              break;
 174         case 0x1041: lg_map_key_clear(KEY_BATTERY);             break;
 175         case 0x1042: lg_map_key_clear(KEY_WORDPROCESSOR);       break;
 176         case 0x1043: lg_map_key_clear(KEY_SPREADSHEET);         break;
 177         case 0x1044: lg_map_key_clear(KEY_PRESENTATION);        break;
 178         case 0x1045: lg_map_key_clear(KEY_UNDO);                break;
 179         case 0x1046: lg_map_key_clear(KEY_REDO);                break;
 180         case 0x1047: lg_map_key_clear(KEY_PRINT);               break;
 181         case 0x1048: lg_map_key_clear(KEY_SAVE);                break;
 182         case 0x1049: lg_map_key_clear(KEY_PROG1);               break;
 183         case 0x104a: lg_map_key_clear(KEY_PROG2);               break;
 184         case 0x104b: lg_map_key_clear(KEY_PROG3);               break;
 185         case 0x104c: lg_map_key_clear(KEY_PROG4);               break;
 186
 187         default:
 188                 return 0;
 189         }
 190         return 1;
 191 }
 192
 193 static int lg_input_mapping(struct hid_device *hdev, struct hid_input *hi,
 194                 struct hid_field *field, struct hid_usage *usage,
 195                 unsigned long **bit, int *max)
 196 {
 197         /* extended mapping for certain Logitech hardware (Logitech cordless
 198            desktop LX500) */
 199         static const u8 e_keymap[] = {
 200                   0,216,  0,213,175,156,  0,  0,  0,  0,
 201                 144,  0,  0,  0,  0,  0,  0,  0,  0,212,
 202                 174,167,152,161,112,  0,  0,  0,154,  0,
 203                   0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
 204                   0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
 205                   0,  0,  0,  0,  0,  0,  0,  0,  0,  0,
 206                   0,  0,  0,  0,  0,183,184,185,186,187,
 207                 188,189,190,191,192,193,194,  0,  0,  0
 208         };
 209         unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
 210         unsigned int hid = usage->hid;
 211
 212         if (hdev->product == USB_DEVICE_ID_LOGITECH_RECEIVER &&
 213                         lg_ultrax_remote_mapping(hi, usage, bit, max))
 214                 return 1;
 215
 216         if (hdev->product == USB_DEVICE_ID_DINOVO_MINI &&
 217                         lg_dinovo_mapping(hi, usage, bit, max))
 218                 return 1;
 219
 220         if ((quirks & LG_WIRELESS) && lg_wireless_mapping(hi, usage, bit, max))
 221                 return 1;
 222
 223         if ((hid & HID_USAGE_PAGE) != HID_UP_BUTTON)
 224                 return 0;
 225
 226         hid &= HID_USAGE;
 227
 228         /* Special handling for Logitech Cordless Desktop */
 229         if (field->application == HID_GD_MOUSE) {
 230                 if ((quirks & LG_IGNORE_DOUBLED_WHEEL) &&
 231                                 (hid == 7 || hid == 8))
 232                         return -1;
 233         } else {
 234                 if ((quirks & LG_EXPANDED_KEYMAP) &&
 235                                 hid < ARRAY_SIZE(e_keymap) &&
 236                                 e_keymap[hid] != 0) {
 237                         hid_map_usage(hi, usage, bit, max, EV_KEY,
 238                                         e_keymap[hid]);
 239                         return 1;
 240                 }
 241         }
 242
 243         return 0;
 244 }
 245
 246 static int lg_input_mapped(struct hid_device *hdev, struct hid_input *hi,
 247                 struct hid_field *field, struct hid_usage *usage,
 248                 unsigned long **bit, int *max)
 249 {
 250         unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
 251
 252         if ((quirks & LG_BAD_RELATIVE_KEYS) && usage->type == EV_KEY &&
 253                         (field->flags & HID_MAIN_ITEM_RELATIVE))
 254                 field->flags &= ~HID_MAIN_ITEM_RELATIVE;
 255
 256         if ((quirks & LG_DUPLICATE_USAGES) && (usage->type == EV_KEY ||
 257                          usage->type == EV_REL || usage->type == EV_ABS))
 258                 clear_bit(usage->code, *bit);
 259
 260         return 0;
 261 }
 262
 263 static int lg_event(struct hid_device *hdev, struct hid_field *field,
 264                 struct hid_usage *usage, __s32 value)
 265 {
 266         unsigned long quirks = (unsigned long)hid_get_drvdata(hdev);
 267
 268         if ((quirks & LG_INVERT_HWHEEL) && usage->code == REL_HWHEEL) {
 269                 input_event(field->hidinput->input, usage->type, usage->code,
 270                                 -value);
 271                 return 1;
 272         }
 273
 274         return 0;
 275 }
 276
 277 static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id)
 278 {
 279         unsigned long quirks = id->driver_data;
 280         unsigned int connect_mask = HID_CONNECT_DEFAULT;
 281         int ret;
 282
 283         hid_set_drvdata(hdev, (void *)quirks);
 284
 285         if (quirks & LG_NOGET)
 286                 hdev->quirks |= HID_QUIRK_NOGET;
 287
 288         ret = hid_parse(hdev);
 289         if (ret) {
 290                 hid_err(hdev, "parse failed\n");
 291                 goto err_free;
 292         }
 293
 294         if (quirks & (LG_FF | LG_FF2 | LG_FF3))
 295                 connect_mask &= ~HID_CONNECT_FF;
 296
 297         ret = hid_hw_start(hdev, connect_mask);
 298         if (ret) {
 299                 hid_err(hdev, "hw start failed\n");
 300                 goto err_free;
 301         }
 302
 303         if (quirks & LG_FF4) {
 304                 unsigned char buf[] = { 0x00, 0xAF,  0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 305
 306                 ret = hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
 307
 308                 if (ret >= 0) {
 309                         /* insert a little delay of 10 jiffies ~ 40ms */
 310                         wait_queue_head_t wait;
 311                         init_waitqueue_head (&wait);
 312                         wait_event_interruptible_timeout(wait, 0, 10);
 313
 314                         /* Select random Address */
 315                         buf[1] = 0xB2;
 316                         get_random_bytes(&buf[2], 2);
 317
 318                         ret = hdev->hid_output_raw_report(hdev, buf, sizeof(buf), HID_FEATURE_REPORT);
 319                 }
 320         }
 321
 322         if (quirks & LG_FF)
 323                 lgff_init(hdev);
 324         if (quirks & LG_FF2)
 325                 lg2ff_init(hdev);
 326         if (quirks & LG_FF3)
 327                 lg3ff_init(hdev);
 328         if (quirks & LG_FF4)
 329                 lg4ff_init(hdev);
 330
 331         return 0;
 332 err_free:
 333         return ret;
 334 }
 335
 336 static const struct hid_device_id lg_devices[] = {
 337         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER),
 338                 .driver_data = LG_RDESC | LG_WIRELESS },
 339         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER),
 340                 .driver_data = LG_RDESC | LG_WIRELESS },
 341         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2),
 342                 .driver_data = LG_RDESC | LG_WIRELESS },
 343
 344         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER),
 345                 .driver_data = LG_BAD_RELATIVE_KEYS },
 346
 347         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP),
 348                 .driver_data = LG_DUPLICATE_USAGES },
 349         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE),
 350                 .driver_data = LG_DUPLICATE_USAGES },
 351         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI),
 352                 .driver_data = LG_DUPLICATE_USAGES },
 353
 354         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD),
 355                 .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP },
 356         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500),
 357                 .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP },
 358
 359         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D),
 360                 .driver_data = LG_NOGET },
 361         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL),
 362                 .driver_data = LG_NOGET | LG_FF },
 363
 364         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD),
 365                 .driver_data = LG_FF2 },
 366         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD),
 367                 .driver_data = LG_FF },
 368         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2),
 369                 .driver_data = LG_FF },
 370         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D),
 371                 .driver_data = LG_FF },
 372         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO),
 373                 .driver_data = LG_FF },
 374         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL),
 375                 .driver_data = LG_FF },
 376         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2),
 377                 .driver_data = LG_FF },
 378         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL),
 379                 .driver_data = LG_FF },
 380         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL),
 381                 .driver_data = LG_FF4 },
 382         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG ),
 383                 .driver_data = LG_FF },
 384         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2),
 385                 .driver_data = LG_FF2 },
 386         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940),
 387                 .driver_data = LG_FF3 },
 388         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR),
 389                 .driver_data = LG_RDESC_REL_ABS },
 390         { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER),
 391                 .driver_data = LG_RDESC_REL_ABS },
 392         { }
 393 };
 394
 395 MODULE_DEVICE_TABLE(hid, lg_devices);
 396
 397 static struct hid_driver lg_driver = {
 398         .name = "logitech",
 399         .id_table = lg_devices,
 400         .report_fixup = lg_report_fixup,
 401         .input_mapping = lg_input_mapping,
 402         .input_mapped = lg_input_mapped,
 403         .event = lg_event,
 404         .probe = lg_probe,
 405 };
 406
 407 static int __init lg_init(void)
 408 {
 409         return hid_register_driver(&lg_driver);
 410 }
 411
 412 static void __exit lg_exit(void)
 413 {
 414         hid_unregister_driver(&lg_driver);
 415 }
 416
 417 module_init(lg_init);
 418 module_exit(lg_exit);
 419 MODULE_LICENSE("GPL");