1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * HID driver for some logitech "special" devices 4 * 5 * Copyright (c) 1999 Andreas Gal 6 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz> 7 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc 8 * Copyright (c) 2006-2007 Jiri Kosina 9 * Copyright (c) 2008 Jiri Slaby 10 * Copyright (c) 2010 Hendrik Iben 11 */ 12 13/* 14 */ 15 16#include <linux/device.h> 17#include <linux/hid.h> 18#include <linux/module.h> 19#include <linux/random.h> 20#include <linux/sched.h> 21#include <linux/usb.h> 22#include <linux/wait.h> 23 24#include "usbhid/usbhid.h" 25#include "hid-ids.h" 26#include "hid-lg.h" 27#include "hid-lg4ff.h" 28 29#define LG_RDESC 0x001 30#define LG_BAD_RELATIVE_KEYS 0x002 31#define LG_DUPLICATE_USAGES 0x004 32#define LG_EXPANDED_KEYMAP 0x010 33#define LG_IGNORE_DOUBLED_WHEEL 0x020 34#define LG_WIRELESS 0x040 35#define LG_INVERT_HWHEEL 0x080 36#define LG_NOGET 0x100 37#define LG_FF 0x200 38#define LG_FF2 0x400 39#define LG_RDESC_REL_ABS 0x800 40#define LG_FF3 0x1000 41#define LG_FF4 0x2000 42 43/* Size of the original descriptors of the Driving Force (and Pro) wheels */ 44#define DF_RDESC_ORIG_SIZE 130 45#define DFP_RDESC_ORIG_SIZE 97 46#define FV_RDESC_ORIG_SIZE 130 47#define MOMO_RDESC_ORIG_SIZE 87 48#define MOMO2_RDESC_ORIG_SIZE 87 49#define FFG_RDESC_ORIG_SIZE 85 50#define FG_RDESC_ORIG_SIZE 82 51 52/* Fixed report descriptors for Logitech Driving Force (and Pro) 53 * wheel controllers 54 * 55 * The original descriptors hide the separate throttle and brake axes in 56 * a custom vendor usage page, providing only a combined value as 57 * GenericDesktop.Y. 58 * These descriptors remove the combined Y axis and instead report 59 * separate throttle (Y) and brake (RZ). 60 */ 61static __u8 df_rdesc_fixed[] = { 620x05, 0x01, /* Usage Page (Desktop), */ 630x09, 0x04, /* Usage (Joystick), */ 640xA1, 0x01, /* Collection (Application), */ 650xA1, 0x02, /* Collection (Logical), */ 660x95, 0x01, /* Report Count (1), */ 670x75, 0x0A, /* Report Size (10), */ 680x14, /* Logical Minimum (0), */ 690x26, 0xFF, 0x03, /* Logical Maximum (1023), */ 700x34, /* Physical Minimum (0), */ 710x46, 0xFF, 0x03, /* Physical Maximum (1023), */ 720x09, 0x30, /* Usage (X), */ 730x81, 0x02, /* Input (Variable), */ 740x95, 0x0C, /* Report Count (12), */ 750x75, 0x01, /* Report Size (1), */ 760x25, 0x01, /* Logical Maximum (1), */ 770x45, 0x01, /* Physical Maximum (1), */ 780x05, 0x09, /* Usage (Buttons), */ 790x19, 0x01, /* Usage Minimum (1), */ 800x29, 0x0c, /* Usage Maximum (12), */ 810x81, 0x02, /* Input (Variable), */ 820x95, 0x02, /* Report Count (2), */ 830x06, 0x00, 0xFF, /* Usage Page (Vendor: 65280), */ 840x09, 0x01, /* Usage (?: 1), */ 850x81, 0x02, /* Input (Variable), */ 860x05, 0x01, /* Usage Page (Desktop), */ 870x26, 0xFF, 0x00, /* Logical Maximum (255), */ 880x46, 0xFF, 0x00, /* Physical Maximum (255), */ 890x95, 0x01, /* Report Count (1), */ 900x75, 0x08, /* Report Size (8), */ 910x81, 0x02, /* Input (Variable), */ 920x25, 0x07, /* Logical Maximum (7), */ 930x46, 0x3B, 0x01, /* Physical Maximum (315), */ 940x75, 0x04, /* Report Size (4), */ 950x65, 0x14, /* Unit (Degrees), */ 960x09, 0x39, /* Usage (Hat Switch), */ 970x81, 0x42, /* Input (Variable, Null State), */ 980x75, 0x01, /* Report Size (1), */ 990x95, 0x04, /* Report Count (4), */ 1000x65, 0x00, /* Unit (none), */ 1010x06, 0x00, 0xFF, /* Usage Page (Vendor: 65280), */ 1020x09, 0x01, /* Usage (?: 1), */ 1030x25, 0x01, /* Logical Maximum (1), */ 1040x45, 0x01, /* Physical Maximum (1), */ 1050x81, 0x02, /* Input (Variable), */ 1060x05, 0x01, /* Usage Page (Desktop), */ 1070x95, 0x01, /* Report Count (1), */ 1080x75, 0x08, /* Report Size (8), */ 1090x26, 0xFF, 0x00, /* Logical Maximum (255), */ 1100x46, 0xFF, 0x00, /* Physical Maximum (255), */ 1110x09, 0x31, /* Usage (Y), */ 1120x81, 0x02, /* Input (Variable), */ 1130x09, 0x35, /* Usage (Rz), */ 1140x81, 0x02, /* Input (Variable), */ 1150xC0, /* End Collection, */ 1160xA1, 0x02, /* Collection (Logical), */ 1170x26, 0xFF, 0x00, /* Logical Maximum (255), */ 1180x46, 0xFF, 0x00, /* Physical Maximum (255), */ 1190x95, 0x07, /* Report Count (7), */ 1200x75, 0x08, /* Report Size (8), */ 1210x09, 0x03, /* Usage (?: 3), */ 1220x91, 0x02, /* Output (Variable), */ 1230xC0, /* End Collection, */ 1240xC0 /* End Collection */ 125}; 126 127static __u8 dfp_rdesc_fixed[] = { 1280x05, 0x01, /* Usage Page (Desktop), */ 1290x09, 0x04, /* Usage (Joystick), */ 1300xA1, 0x01, /* Collection (Application), */ 1310xA1, 0x02, /* Collection (Logical), */ 1320x95, 0x01, /* Report Count (1), */ 1330x75, 0x0E, /* Report Size (14), */ 1340x14, /* Logical Minimum (0), */ 1350x26, 0xFF, 0x3F, /* Logical Maximum (16383), */ 1360x34, /* Physical Minimum (0), */ 1370x46, 0xFF, 0x3F, /* Physical Maximum (16383), */ 1380x09, 0x30, /* Usage (X), */ 1390x81, 0x02, /* Input (Variable), */ 1400x95, 0x0E, /* Report Count (14), */ 1410x75, 0x01, /* Report Size (1), */ 1420x25, 0x01, /* Logical Maximum (1), */ 1430x45, 0x01, /* Physical Maximum (1), */ 1440x05, 0x09, /* Usage Page (Button), */ 1450x19, 0x01, /* Usage Minimum (01h), */ 1460x29, 0x0E, /* Usage Maximum (0Eh), */ 1470x81, 0x02, /* Input (Variable), */ 1480x05, 0x01, /* Usage Page (Desktop), */ 1490x95, 0x01, /* Report Count (1), */ 1500x75, 0x04, /* Report Size (4), */ 1510x25, 0x07, /* Logical Maximum (7), */ 1520x46, 0x3B, 0x01, /* Physical Maximum (315), */ 1530x65, 0x14, /* Unit (Degrees), */ 1540x09, 0x39, /* Usage (Hat Switch), */ 1550x81, 0x42, /* Input (Variable, Nullstate), */ 1560x65, 0x00, /* Unit, */ 1570x26, 0xFF, 0x00, /* Logical Maximum (255), */ 1580x46, 0xFF, 0x00, /* Physical Maximum (255), */ 1590x75, 0x08, /* Report Size (8), */ 1600x81, 0x01, /* Input (Constant), */ 1610x09, 0x31, /* Usage (Y), */ 1620x81, 0x02, /* Input (Variable), */ 1630x09, 0x35, /* Usage (Rz), */ 1640x81, 0x02, /* Input (Variable), */ 1650x81, 0x01, /* Input (Constant), */ 1660xC0, /* End Collection, */ 1670xA1, 0x02, /* Collection (Logical), */ 1680x09, 0x02, /* Usage (02h), */ 1690x95, 0x07, /* Report Count (7), */ 1700x91, 0x02, /* Output (Variable), */ 1710xC0, /* End Collection, */ 1720xC0 /* End Collection */ 173}; 174 175static __u8 fv_rdesc_fixed[] = { 1760x05, 0x01, /* Usage Page (Desktop), */ 1770x09, 0x04, /* Usage (Joystick), */ 1780xA1, 0x01, /* Collection (Application), */ 1790xA1, 0x02, /* Collection (Logical), */ 1800x95, 0x01, /* Report Count (1), */ 1810x75, 0x0A, /* Report Size (10), */ 1820x15, 0x00, /* Logical Minimum (0), */ 1830x26, 0xFF, 0x03, /* Logical Maximum (1023), */ 1840x35, 0x00, /* Physical Minimum (0), */ 1850x46, 0xFF, 0x03, /* Physical Maximum (1023), */ 1860x09, 0x30, /* Usage (X), */ 1870x81, 0x02, /* Input (Variable), */ 1880x95, 0x0C, /* Report Count (12), */ 1890x75, 0x01, /* Report Size (1), */ 1900x25, 0x01, /* Logical Maximum (1), */ 1910x45, 0x01, /* Physical Maximum (1), */ 1920x05, 0x09, /* Usage Page (Button), */ 1930x19, 0x01, /* Usage Minimum (01h), */ 1940x29, 0x0C, /* Usage Maximum (0Ch), */ 1950x81, 0x02, /* Input (Variable), */ 1960x95, 0x02, /* Report Count (2), */ 1970x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 1980x09, 0x01, /* Usage (01h), */ 1990x81, 0x02, /* Input (Variable), */ 2000x09, 0x02, /* Usage (02h), */ 2010x26, 0xFF, 0x00, /* Logical Maximum (255), */ 2020x46, 0xFF, 0x00, /* Physical Maximum (255), */ 2030x95, 0x01, /* Report Count (1), */ 2040x75, 0x08, /* Report Size (8), */ 2050x81, 0x02, /* Input (Variable), */ 2060x05, 0x01, /* Usage Page (Desktop), */ 2070x25, 0x07, /* Logical Maximum (7), */ 2080x46, 0x3B, 0x01, /* Physical Maximum (315), */ 2090x75, 0x04, /* Report Size (4), */ 2100x65, 0x14, /* Unit (Degrees), */ 2110x09, 0x39, /* Usage (Hat Switch), */ 2120x81, 0x42, /* Input (Variable, Null State), */ 2130x75, 0x01, /* Report Size (1), */ 2140x95, 0x04, /* Report Count (4), */ 2150x65, 0x00, /* Unit, */ 2160x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 2170x09, 0x01, /* Usage (01h), */ 2180x25, 0x01, /* Logical Maximum (1), */ 2190x45, 0x01, /* Physical Maximum (1), */ 2200x81, 0x02, /* Input (Variable), */ 2210x05, 0x01, /* Usage Page (Desktop), */ 2220x95, 0x01, /* Report Count (1), */ 2230x75, 0x08, /* Report Size (8), */ 2240x26, 0xFF, 0x00, /* Logical Maximum (255), */ 2250x46, 0xFF, 0x00, /* Physical Maximum (255), */ 2260x09, 0x31, /* Usage (Y), */ 2270x81, 0x02, /* Input (Variable), */ 2280x09, 0x32, /* Usage (Z), */ 2290x81, 0x02, /* Input (Variable), */ 2300xC0, /* End Collection, */ 2310xA1, 0x02, /* Collection (Logical), */ 2320x26, 0xFF, 0x00, /* Logical Maximum (255), */ 2330x46, 0xFF, 0x00, /* Physical Maximum (255), */ 2340x95, 0x07, /* Report Count (7), */ 2350x75, 0x08, /* Report Size (8), */ 2360x09, 0x03, /* Usage (03h), */ 2370x91, 0x02, /* Output (Variable), */ 2380xC0, /* End Collection, */ 2390xC0 /* End Collection */ 240}; 241 242static __u8 momo_rdesc_fixed[] = { 2430x05, 0x01, /* Usage Page (Desktop), */ 2440x09, 0x04, /* Usage (Joystick), */ 2450xA1, 0x01, /* Collection (Application), */ 2460xA1, 0x02, /* Collection (Logical), */ 2470x95, 0x01, /* Report Count (1), */ 2480x75, 0x0A, /* Report Size (10), */ 2490x15, 0x00, /* Logical Minimum (0), */ 2500x26, 0xFF, 0x03, /* Logical Maximum (1023), */ 2510x35, 0x00, /* Physical Minimum (0), */ 2520x46, 0xFF, 0x03, /* Physical Maximum (1023), */ 2530x09, 0x30, /* Usage (X), */ 2540x81, 0x02, /* Input (Variable), */ 2550x95, 0x08, /* Report Count (8), */ 2560x75, 0x01, /* Report Size (1), */ 2570x25, 0x01, /* Logical Maximum (1), */ 2580x45, 0x01, /* Physical Maximum (1), */ 2590x05, 0x09, /* Usage Page (Button), */ 2600x19, 0x01, /* Usage Minimum (01h), */ 2610x29, 0x08, /* Usage Maximum (08h), */ 2620x81, 0x02, /* Input (Variable), */ 2630x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 2640x75, 0x0E, /* Report Size (14), */ 2650x95, 0x01, /* Report Count (1), */ 2660x26, 0xFF, 0x00, /* Logical Maximum (255), */ 2670x46, 0xFF, 0x00, /* Physical Maximum (255), */ 2680x09, 0x00, /* Usage (00h), */ 2690x81, 0x02, /* Input (Variable), */ 2700x05, 0x01, /* Usage Page (Desktop), */ 2710x75, 0x08, /* Report Size (8), */ 2720x09, 0x31, /* Usage (Y), */ 2730x81, 0x02, /* Input (Variable), */ 2740x09, 0x32, /* Usage (Z), */ 2750x81, 0x02, /* Input (Variable), */ 2760x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 2770x09, 0x01, /* Usage (01h), */ 2780x81, 0x02, /* Input (Variable), */ 2790xC0, /* End Collection, */ 2800xA1, 0x02, /* Collection (Logical), */ 2810x09, 0x02, /* Usage (02h), */ 2820x95, 0x07, /* Report Count (7), */ 2830x91, 0x02, /* Output (Variable), */ 2840xC0, /* End Collection, */ 2850xC0 /* End Collection */ 286}; 287 288static __u8 momo2_rdesc_fixed[] = { 2890x05, 0x01, /* Usage Page (Desktop), */ 2900x09, 0x04, /* Usage (Joystick), */ 2910xA1, 0x01, /* Collection (Application), */ 2920xA1, 0x02, /* Collection (Logical), */ 2930x95, 0x01, /* Report Count (1), */ 2940x75, 0x0A, /* Report Size (10), */ 2950x15, 0x00, /* Logical Minimum (0), */ 2960x26, 0xFF, 0x03, /* Logical Maximum (1023), */ 2970x35, 0x00, /* Physical Minimum (0), */ 2980x46, 0xFF, 0x03, /* Physical Maximum (1023), */ 2990x09, 0x30, /* Usage (X), */ 3000x81, 0x02, /* Input (Variable), */ 3010x95, 0x0A, /* Report Count (10), */ 3020x75, 0x01, /* Report Size (1), */ 3030x25, 0x01, /* Logical Maximum (1), */ 3040x45, 0x01, /* Physical Maximum (1), */ 3050x05, 0x09, /* Usage Page (Button), */ 3060x19, 0x01, /* Usage Minimum (01h), */ 3070x29, 0x0A, /* Usage Maximum (0Ah), */ 3080x81, 0x02, /* Input (Variable), */ 3090x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 3100x09, 0x00, /* Usage (00h), */ 3110x95, 0x04, /* Report Count (4), */ 3120x81, 0x02, /* Input (Variable), */ 3130x95, 0x01, /* Report Count (1), */ 3140x75, 0x08, /* Report Size (8), */ 3150x26, 0xFF, 0x00, /* Logical Maximum (255), */ 3160x46, 0xFF, 0x00, /* Physical Maximum (255), */ 3170x09, 0x01, /* Usage (01h), */ 3180x81, 0x02, /* Input (Variable), */ 3190x05, 0x01, /* Usage Page (Desktop), */ 3200x09, 0x31, /* Usage (Y), */ 3210x81, 0x02, /* Input (Variable), */ 3220x09, 0x32, /* Usage (Z), */ 3230x81, 0x02, /* Input (Variable), */ 3240x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 3250x09, 0x00, /* Usage (00h), */ 3260x81, 0x02, /* Input (Variable), */ 3270xC0, /* End Collection, */ 3280xA1, 0x02, /* Collection (Logical), */ 3290x09, 0x02, /* Usage (02h), */ 3300x95, 0x07, /* Report Count (7), */ 3310x91, 0x02, /* Output (Variable), */ 3320xC0, /* End Collection, */ 3330xC0 /* End Collection */ 334}; 335 336static __u8 ffg_rdesc_fixed[] = { 3370x05, 0x01, /* Usage Page (Desktop), */ 3380x09, 0x04, /* Usage (Joystik), */ 3390xA1, 0x01, /* Collection (Application), */ 3400xA1, 0x02, /* Collection (Logical), */ 3410x95, 0x01, /* Report Count (1), */ 3420x75, 0x0A, /* Report Size (10), */ 3430x15, 0x00, /* Logical Minimum (0), */ 3440x26, 0xFF, 0x03, /* Logical Maximum (1023), */ 3450x35, 0x00, /* Physical Minimum (0), */ 3460x46, 0xFF, 0x03, /* Physical Maximum (1023), */ 3470x09, 0x30, /* Usage (X), */ 3480x81, 0x02, /* Input (Variable), */ 3490x95, 0x06, /* Report Count (6), */ 3500x75, 0x01, /* Report Size (1), */ 3510x25, 0x01, /* Logical Maximum (1), */ 3520x45, 0x01, /* Physical Maximum (1), */ 3530x05, 0x09, /* Usage Page (Button), */ 3540x19, 0x01, /* Usage Minimum (01h), */ 3550x29, 0x06, /* Usage Maximum (06h), */ 3560x81, 0x02, /* Input (Variable), */ 3570x95, 0x01, /* Report Count (1), */ 3580x75, 0x08, /* Report Size (8), */ 3590x26, 0xFF, 0x00, /* Logical Maximum (255), */ 3600x46, 0xFF, 0x00, /* Physical Maximum (255), */ 3610x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 3620x09, 0x01, /* Usage (01h), */ 3630x81, 0x02, /* Input (Variable), */ 3640x05, 0x01, /* Usage Page (Desktop), */ 3650x81, 0x01, /* Input (Constant), */ 3660x09, 0x31, /* Usage (Y), */ 3670x81, 0x02, /* Input (Variable), */ 3680x09, 0x32, /* Usage (Z), */ 3690x81, 0x02, /* Input (Variable), */ 3700x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 3710x09, 0x01, /* Usage (01h), */ 3720x81, 0x02, /* Input (Variable), */ 3730xC0, /* End Collection, */ 3740xA1, 0x02, /* Collection (Logical), */ 3750x09, 0x02, /* Usage (02h), */ 3760x95, 0x07, /* Report Count (7), */ 3770x91, 0x02, /* Output (Variable), */ 3780xC0, /* End Collection, */ 3790xC0 /* End Collection */ 380}; 381 382static __u8 fg_rdesc_fixed[] = { 3830x05, 0x01, /* Usage Page (Desktop), */ 3840x09, 0x04, /* Usage (Joystik), */ 3850xA1, 0x01, /* Collection (Application), */ 3860xA1, 0x02, /* Collection (Logical), */ 3870x15, 0x00, /* Logical Minimum (0), */ 3880x26, 0xFF, 0x00, /* Logical Maximum (255), */ 3890x35, 0x00, /* Physical Minimum (0), */ 3900x46, 0xFF, 0x00, /* Physical Maximum (255), */ 3910x75, 0x08, /* Report Size (8), */ 3920x95, 0x01, /* Report Count (1), */ 3930x09, 0x30, /* Usage (X), */ 3940x81, 0x02, /* Input (Variable), */ 3950xA4, /* Push, */ 3960x25, 0x01, /* Logical Maximum (1), */ 3970x45, 0x01, /* Physical Maximum (1), */ 3980x75, 0x01, /* Report Size (1), */ 3990x95, 0x02, /* Report Count (2), */ 4000x81, 0x01, /* Input (Constant), */ 4010x95, 0x06, /* Report Count (6), */ 4020x05, 0x09, /* Usage Page (Button), */ 4030x19, 0x01, /* Usage Minimum (01h), */ 4040x29, 0x06, /* Usage Maximum (06h), */ 4050x81, 0x02, /* Input (Variable), */ 4060x05, 0x01, /* Usage Page (Desktop), */ 4070xB4, /* Pop, */ 4080x81, 0x02, /* Input (Constant), */ 4090x09, 0x31, /* Usage (Y), */ 4100x81, 0x02, /* Input (Variable), */ 4110x09, 0x32, /* Usage (Z), */ 4120x81, 0x02, /* Input (Variable), */ 4130xC0, /* End Collection, */ 4140xA1, 0x02, /* Collection (Logical), */ 4150x26, 0xFF, 0x00, /* Logical Maximum (255), */ 4160x46, 0xFF, 0x00, /* Physical Maximum (255), */ 4170x75, 0x08, /* Report Size (8), */ 4180x95, 0x04, /* Report Count (4), */ 4190x09, 0x02, /* Usage (02h), */ 4200xB1, 0x02, /* Feature (Variable), */ 4210xC0, /* End Collection, */ 4220xC0 /* End Collection, */ 423}; 424 425/* 426 * Certain Logitech keyboards send in report #3 keys which are far 427 * above the logical maximum described in descriptor. This extends 428 * the original value of 0x28c of logical maximum to 0x104d 429 */ 430static __u8 *lg_report_fixup(struct hid_device *hdev, __u8 *rdesc, 431 unsigned int *rsize) 432{ 433 struct lg_drv_data *drv_data = hid_get_drvdata(hdev); 434 435 if ((drv_data->quirks & LG_RDESC) && *rsize >= 91 && rdesc[83] == 0x26 && 436 rdesc[84] == 0x8c && rdesc[85] == 0x02) { 437 hid_info(hdev, 438 "fixing up Logitech keyboard report descriptor\n"); 439 rdesc[84] = rdesc[89] = 0x4d; 440 rdesc[85] = rdesc[90] = 0x10; 441 } 442 if ((drv_data->quirks & LG_RDESC_REL_ABS) && *rsize >= 51 && 443 rdesc[32] == 0x81 && rdesc[33] == 0x06 && 444 rdesc[49] == 0x81 && rdesc[50] == 0x06) { 445 hid_info(hdev, 446 "fixing up rel/abs in Logitech report descriptor\n"); 447 rdesc[33] = rdesc[50] = 0x02; 448 } 449 450 switch (hdev->product) { 451 452 case USB_DEVICE_ID_LOGITECH_WINGMAN_FG: 453 if (*rsize == FG_RDESC_ORIG_SIZE) { 454 hid_info(hdev, 455 "fixing up Logitech Wingman Formula GP report descriptor\n"); 456 rdesc = fg_rdesc_fixed; 457 *rsize = sizeof(fg_rdesc_fixed); 458 } else { 459 hid_info(hdev, 460 "rdesc size test failed for formula gp\n"); 461 } 462 break; 463 464 465 case USB_DEVICE_ID_LOGITECH_WINGMAN_FFG: 466 if (*rsize == FFG_RDESC_ORIG_SIZE) { 467 hid_info(hdev, 468 "fixing up Logitech Wingman Formula Force GP report descriptor\n"); 469 rdesc = ffg_rdesc_fixed; 470 *rsize = sizeof(ffg_rdesc_fixed); 471 } 472 break; 473 474 /* Several wheels report as this id when operating in emulation mode. */ 475 case USB_DEVICE_ID_LOGITECH_WHEEL: 476 if (*rsize == DF_RDESC_ORIG_SIZE) { 477 hid_info(hdev, 478 "fixing up Logitech Driving Force report descriptor\n"); 479 rdesc = df_rdesc_fixed; 480 *rsize = sizeof(df_rdesc_fixed); 481 } 482 break; 483 484 case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL: 485 if (*rsize == MOMO_RDESC_ORIG_SIZE) { 486 hid_info(hdev, 487 "fixing up Logitech Momo Force (Red) report descriptor\n"); 488 rdesc = momo_rdesc_fixed; 489 *rsize = sizeof(momo_rdesc_fixed); 490 } 491 break; 492 493 case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2: 494 if (*rsize == MOMO2_RDESC_ORIG_SIZE) { 495 hid_info(hdev, 496 "fixing up Logitech Momo Racing Force (Black) report descriptor\n"); 497 rdesc = momo2_rdesc_fixed; 498 *rsize = sizeof(momo2_rdesc_fixed); 499 } 500 break; 501 502 case USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL: 503 if (*rsize == FV_RDESC_ORIG_SIZE) { 504 hid_info(hdev, 505 "fixing up Logitech Formula Vibration report descriptor\n"); 506 rdesc = fv_rdesc_fixed; 507 *rsize = sizeof(fv_rdesc_fixed); 508 } 509 break; 510 511 case USB_DEVICE_ID_LOGITECH_DFP_WHEEL: 512 if (*rsize == DFP_RDESC_ORIG_SIZE) { 513 hid_info(hdev, 514 "fixing up Logitech Driving Force Pro report descriptor\n"); 515 rdesc = dfp_rdesc_fixed; 516 *rsize = sizeof(dfp_rdesc_fixed); 517 } 518 break; 519 520 case USB_DEVICE_ID_LOGITECH_WII_WHEEL: 521 if (*rsize >= 101 && rdesc[41] == 0x95 && rdesc[42] == 0x0B && 522 rdesc[47] == 0x05 && rdesc[48] == 0x09) { 523 hid_info(hdev, "fixing up Logitech Speed Force Wireless report descriptor\n"); 524 rdesc[41] = 0x05; 525 rdesc[42] = 0x09; 526 rdesc[47] = 0x95; 527 rdesc[48] = 0x0B; 528 } 529 break; 530 } 531 532 return rdesc; 533} 534 535#define lg_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \ 536 EV_KEY, (c)) 537 538static int lg_ultrax_remote_mapping(struct hid_input *hi, 539 struct hid_usage *usage, unsigned long **bit, int *max) 540{ 541 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR) 542 return 0; 543 544 set_bit(EV_REP, hi->input->evbit); 545 switch (usage->hid & HID_USAGE) { 546 /* Reported on Logitech Ultra X Media Remote */ 547 case 0x004: lg_map_key_clear(KEY_AGAIN); break; 548 case 0x00d: lg_map_key_clear(KEY_HOME); break; 549 case 0x024: lg_map_key_clear(KEY_SHUFFLE); break; 550 case 0x025: lg_map_key_clear(KEY_TV); break; 551 case 0x026: lg_map_key_clear(KEY_MENU); break; 552 case 0x031: lg_map_key_clear(KEY_AUDIO); break; 553 case 0x032: lg_map_key_clear(KEY_TEXT); break; 554 case 0x033: lg_map_key_clear(KEY_LAST); break; 555 case 0x047: lg_map_key_clear(KEY_MP3); break; 556 case 0x048: lg_map_key_clear(KEY_DVD); break; 557 case 0x049: lg_map_key_clear(KEY_MEDIA); break; 558 case 0x04a: lg_map_key_clear(KEY_VIDEO); break; 559 case 0x04b: lg_map_key_clear(KEY_ANGLE); break; 560 case 0x04c: lg_map_key_clear(KEY_LANGUAGE); break; 561 case 0x04d: lg_map_key_clear(KEY_SUBTITLE); break; 562 case 0x051: lg_map_key_clear(KEY_RED); break; 563 case 0x052: lg_map_key_clear(KEY_CLOSE); break; 564 565 default: 566 return 0; 567 } 568 return 1; 569} 570 571static int lg_wireless_mapping(struct hid_input *hi, struct hid_usage *usage, 572 unsigned long **bit, int *max) 573{ 574 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER) 575 return 0; 576 577 switch (usage->hid & HID_USAGE) { 578 case 0x1001: lg_map_key_clear(KEY_MESSENGER); break; 579 case 0x1003: lg_map_key_clear(KEY_SOUND); break; 580 case 0x1004: lg_map_key_clear(KEY_VIDEO); break; 581 case 0x1005: lg_map_key_clear(KEY_AUDIO); break; 582 case 0x100a: lg_map_key_clear(KEY_DOCUMENTS); break; 583 /* The following two entries are Playlist 1 and 2 on the MX3200 */ 584 case 0x100f: lg_map_key_clear(KEY_FN_1); break; 585 case 0x1010: lg_map_key_clear(KEY_FN_2); break; 586 case 0x1011: lg_map_key_clear(KEY_PREVIOUSSONG); break; 587 case 0x1012: lg_map_key_clear(KEY_NEXTSONG); break; 588 case 0x1013: lg_map_key_clear(KEY_CAMERA); break; 589 case 0x1014: lg_map_key_clear(KEY_MESSENGER); break; 590 case 0x1015: lg_map_key_clear(KEY_RECORD); break; 591 case 0x1016: lg_map_key_clear(KEY_PLAYER); break; 592 case 0x1017: lg_map_key_clear(KEY_EJECTCD); break; 593 case 0x1018: lg_map_key_clear(KEY_MEDIA); break; 594 case 0x1019: lg_map_key_clear(KEY_PROG1); break; 595 case 0x101a: lg_map_key_clear(KEY_PROG2); break; 596 case 0x101b: lg_map_key_clear(KEY_PROG3); break; 597 case 0x101c: lg_map_key_clear(KEY_CYCLEWINDOWS); break; 598 case 0x101f: lg_map_key_clear(KEY_ZOOMIN); break; 599 case 0x1020: lg_map_key_clear(KEY_ZOOMOUT); break; 600 case 0x1021: lg_map_key_clear(KEY_ZOOMRESET); break; 601 case 0x1023: lg_map_key_clear(KEY_CLOSE); break; 602 case 0x1027: lg_map_key_clear(KEY_MENU); break; 603 /* this one is marked as 'Rotate' */ 604 case 0x1028: lg_map_key_clear(KEY_ANGLE); break; 605 case 0x1029: lg_map_key_clear(KEY_SHUFFLE); break; 606 case 0x102a: lg_map_key_clear(KEY_BACK); break; 607 case 0x102b: lg_map_key_clear(KEY_CYCLEWINDOWS); break; 608 case 0x102d: lg_map_key_clear(KEY_WWW); break; 609 /* The following two are 'Start/answer call' and 'End/reject call' 610 on the MX3200 */ 611 case 0x1031: lg_map_key_clear(KEY_OK); break; 612 case 0x1032: lg_map_key_clear(KEY_CANCEL); break; 613 case 0x1041: lg_map_key_clear(KEY_BATTERY); break; 614 case 0x1042: lg_map_key_clear(KEY_WORDPROCESSOR); break; 615 case 0x1043: lg_map_key_clear(KEY_SPREADSHEET); break; 616 case 0x1044: lg_map_key_clear(KEY_PRESENTATION); break; 617 case 0x1045: lg_map_key_clear(KEY_UNDO); break; 618 case 0x1046: lg_map_key_clear(KEY_REDO); break; 619 case 0x1047: lg_map_key_clear(KEY_PRINT); break; 620 case 0x1048: lg_map_key_clear(KEY_SAVE); break; 621 case 0x1049: lg_map_key_clear(KEY_PROG1); break; 622 case 0x104a: lg_map_key_clear(KEY_PROG2); break; 623 case 0x104b: lg_map_key_clear(KEY_PROG3); break; 624 case 0x104c: lg_map_key_clear(KEY_PROG4); break; 625 626 default: 627 return 0; 628 } 629 return 1; 630} 631 632static int lg_input_mapping(struct hid_device *hdev, struct hid_input *hi, 633 struct hid_field *field, struct hid_usage *usage, 634 unsigned long **bit, int *max) 635{ 636 /* extended mapping for certain Logitech hardware (Logitech cordless 637 desktop LX500) */ 638 static const u8 e_keymap[] = { 639 0,216, 0,213,175,156, 0, 0, 0, 0, 640 144, 0, 0, 0, 0, 0, 0, 0, 0,212, 641 174,167,152,161,112, 0, 0, 0,154, 0, 642 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 643 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 644 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 645 0, 0, 0, 0, 0,183,184,185,186,187, 646 188,189,190,191,192,193,194, 0, 0, 0 647 }; 648 struct lg_drv_data *drv_data = hid_get_drvdata(hdev); 649 unsigned int hid = usage->hid; 650 651 if (hdev->product == USB_DEVICE_ID_LOGITECH_RECEIVER && 652 lg_ultrax_remote_mapping(hi, usage, bit, max)) 653 return 1; 654 655 if ((drv_data->quirks & LG_WIRELESS) && lg_wireless_mapping(hi, usage, bit, max)) 656 return 1; 657 658 if ((hid & HID_USAGE_PAGE) != HID_UP_BUTTON) 659 return 0; 660 661 hid &= HID_USAGE; 662 663 /* Special handling for Logitech Cordless Desktop */ 664 if (field->application == HID_GD_MOUSE) { 665 if ((drv_data->quirks & LG_IGNORE_DOUBLED_WHEEL) && 666 (hid == 7 || hid == 8)) 667 return -1; 668 } else { 669 if ((drv_data->quirks & LG_EXPANDED_KEYMAP) && 670 hid < ARRAY_SIZE(e_keymap) && 671 e_keymap[hid] != 0) { 672 hid_map_usage(hi, usage, bit, max, EV_KEY, 673 e_keymap[hid]); 674 return 1; 675 } 676 } 677 678 return 0; 679} 680 681static int lg_input_mapped(struct hid_device *hdev, struct hid_input *hi, 682 struct hid_field *field, struct hid_usage *usage, 683 unsigned long **bit, int *max) 684{ 685 struct lg_drv_data *drv_data = hid_get_drvdata(hdev); 686 687 if ((drv_data->quirks & LG_BAD_RELATIVE_KEYS) && usage->type == EV_KEY && 688 (field->flags & HID_MAIN_ITEM_RELATIVE)) 689 field->flags &= ~HID_MAIN_ITEM_RELATIVE; 690 691 if ((drv_data->quirks & LG_DUPLICATE_USAGES) && (usage->type == EV_KEY || 692 usage->type == EV_REL || usage->type == EV_ABS)) 693 clear_bit(usage->code, *bit); 694 695 /* Ensure that Logitech wheels are not given a default fuzz/flat value */ 696 if (usage->type == EV_ABS && (usage->code == ABS_X || 697 usage->code == ABS_Y || usage->code == ABS_Z || 698 usage->code == ABS_RZ)) { 699 switch (hdev->product) { 700 case USB_DEVICE_ID_LOGITECH_G29_WHEEL: 701 case USB_DEVICE_ID_LOGITECH_WINGMAN_FG: 702 case USB_DEVICE_ID_LOGITECH_WINGMAN_FFG: 703 case USB_DEVICE_ID_LOGITECH_WHEEL: 704 case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL: 705 case USB_DEVICE_ID_LOGITECH_DFP_WHEEL: 706 case USB_DEVICE_ID_LOGITECH_G25_WHEEL: 707 case USB_DEVICE_ID_LOGITECH_DFGT_WHEEL: 708 case USB_DEVICE_ID_LOGITECH_G27_WHEEL: 709 case USB_DEVICE_ID_LOGITECH_WII_WHEEL: 710 case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2: 711 case USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL: 712 field->application = HID_GD_MULTIAXIS; 713 break; 714 default: 715 break; 716 } 717 } 718 719 return 0; 720} 721 722static int lg_event(struct hid_device *hdev, struct hid_field *field, 723 struct hid_usage *usage, __s32 value) 724{ 725 struct lg_drv_data *drv_data = hid_get_drvdata(hdev); 726 727 if ((drv_data->quirks & LG_INVERT_HWHEEL) && usage->code == REL_HWHEEL) { 728 input_event(field->hidinput->input, usage->type, usage->code, 729 -value); 730 return 1; 731 } 732 if (drv_data->quirks & LG_FF4) { 733 return lg4ff_adjust_input_event(hdev, field, usage, value, drv_data); 734 } 735 736 return 0; 737} 738 739static int lg_raw_event(struct hid_device *hdev, struct hid_report *report, 740 u8 *rd, int size) 741{ 742 struct lg_drv_data *drv_data = hid_get_drvdata(hdev); 743 744 if (drv_data->quirks & LG_FF4) 745 return lg4ff_raw_event(hdev, report, rd, size, drv_data); 746 747 return 0; 748} 749 750static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id) 751{ 752 struct usb_interface *iface; 753 __u8 iface_num; 754 unsigned int connect_mask = HID_CONNECT_DEFAULT; 755 struct lg_drv_data *drv_data; 756 int ret; 757 758 if (!hid_is_usb(hdev)) 759 return -EINVAL; 760 761 iface = to_usb_interface(hdev->dev.parent); 762 iface_num = iface->cur_altsetting->desc.bInterfaceNumber; 763 764 /* G29 only work with the 1st interface */ 765 if ((hdev->product == USB_DEVICE_ID_LOGITECH_G29_WHEEL) && 766 (iface_num != 0)) { 767 dbg_hid("%s: ignoring ifnum %d\n", __func__, iface_num); 768 return -ENODEV; 769 } 770 771 drv_data = kzalloc(sizeof(struct lg_drv_data), GFP_KERNEL); 772 if (!drv_data) { 773 hid_err(hdev, "Insufficient memory, cannot allocate driver data\n"); 774 return -ENOMEM; 775 } 776 drv_data->quirks = id->driver_data; 777 778 hid_set_drvdata(hdev, (void *)drv_data); 779 780 if (drv_data->quirks & LG_NOGET) 781 hdev->quirks |= HID_QUIRK_NOGET; 782 783 ret = hid_parse(hdev); 784 if (ret) { 785 hid_err(hdev, "parse failed\n"); 786 goto err_free; 787 } 788 789 if (drv_data->quirks & (LG_FF | LG_FF2 | LG_FF3 | LG_FF4)) 790 connect_mask &= ~HID_CONNECT_FF; 791 792 ret = hid_hw_start(hdev, connect_mask); 793 if (ret) { 794 hid_err(hdev, "hw start failed\n"); 795 goto err_free; 796 } 797 798 /* Setup wireless link with Logitech Wii wheel */ 799 if (hdev->product == USB_DEVICE_ID_LOGITECH_WII_WHEEL) { 800 static const unsigned char cbuf[] = { 801 0x00, 0xAF, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 802 }; 803 u8 *buf = kmemdup(cbuf, sizeof(cbuf), GFP_KERNEL); 804 805 if (!buf) { 806 ret = -ENOMEM; 807 goto err_stop; 808 } 809 810 ret = hid_hw_raw_request(hdev, buf[0], buf, sizeof(cbuf), 811 HID_FEATURE_REPORT, HID_REQ_SET_REPORT); 812 if (ret >= 0) { 813 /* insert a little delay of 10 jiffies ~ 40ms */ 814 wait_queue_head_t wait; 815 init_waitqueue_head (&wait); 816 wait_event_interruptible_timeout(wait, 0, 817 msecs_to_jiffies(40)); 818 819 /* Select random Address */ 820 buf[1] = 0xB2; 821 get_random_bytes(&buf[2], 2); 822 823 ret = hid_hw_raw_request(hdev, buf[0], buf, sizeof(cbuf), 824 HID_FEATURE_REPORT, HID_REQ_SET_REPORT); 825 } 826 kfree(buf); 827 } 828 829 if (drv_data->quirks & LG_FF) 830 ret = lgff_init(hdev); 831 else if (drv_data->quirks & LG_FF2) 832 ret = lg2ff_init(hdev); 833 else if (drv_data->quirks & LG_FF3) 834 ret = lg3ff_init(hdev); 835 else if (drv_data->quirks & LG_FF4) 836 ret = lg4ff_init(hdev); 837 838 if (ret) 839 goto err_stop; 840 841 return 0; 842 843err_stop: 844 hid_hw_stop(hdev); 845err_free: 846 kfree(drv_data); 847 return ret; 848} 849 850static void lg_remove(struct hid_device *hdev) 851{ 852 struct lg_drv_data *drv_data = hid_get_drvdata(hdev); 853 if (drv_data->quirks & LG_FF4) 854 lg4ff_deinit(hdev); 855 hid_hw_stop(hdev); 856 kfree(drv_data); 857} 858 859static const struct hid_device_id lg_devices[] = { 860 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER), 861 .driver_data = LG_RDESC | LG_WIRELESS }, 862 863 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER), 864 .driver_data = LG_BAD_RELATIVE_KEYS }, 865 866 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP), 867 .driver_data = LG_DUPLICATE_USAGES }, 868 869 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD), 870 .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP }, 871 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500), 872 .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP }, 873 874 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D), 875 .driver_data = LG_NOGET }, 876 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DUAL_ACTION), 877 .driver_data = LG_NOGET }, 878 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL), 879 .driver_data = LG_NOGET | LG_FF4 }, 880 881 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD), 882 .driver_data = LG_FF2 }, 883 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD), 884 .driver_data = LG_FF }, 885 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2), 886 .driver_data = LG_FF }, 887 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G29_WHEEL), 888 .driver_data = LG_FF4 }, 889 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D), 890 .driver_data = LG_FF }, 891 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO), 892 .driver_data = LG_FF }, 893 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL), 894 .driver_data = LG_NOGET | LG_FF4 }, 895 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2), 896 .driver_data = LG_FF4 }, 897 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL), 898 .driver_data = LG_FF2 }, 899 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL), 900 .driver_data = LG_FF4 }, 901 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL), 902 .driver_data = LG_FF4 }, 903 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL), 904 .driver_data = LG_FF4 }, 905 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL), 906 .driver_data = LG_NOGET | LG_FF4 }, 907 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL), 908 .driver_data = LG_FF4 }, 909 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FG), 910 .driver_data = LG_NOGET }, 911 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG), 912 .driver_data = LG_NOGET | LG_FF4 }, 913 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2), 914 .driver_data = LG_NOGET | LG_FF2 }, 915 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940), 916 .driver_data = LG_FF3 }, 917 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR), 918 .driver_data = LG_RDESC_REL_ABS }, 919 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER), 920 .driver_data = LG_RDESC_REL_ABS }, 921 { } 922}; 923 924MODULE_DEVICE_TABLE(hid, lg_devices); 925 926static struct hid_driver lg_driver = { 927 .name = "logitech", 928 .id_table = lg_devices, 929 .report_fixup = lg_report_fixup, 930 .input_mapping = lg_input_mapping, 931 .input_mapped = lg_input_mapped, 932 .event = lg_event, 933 .raw_event = lg_raw_event, 934 .probe = lg_probe, 935 .remove = lg_remove, 936}; 937module_hid_driver(lg_driver); 938 939#ifdef CONFIG_LOGIWHEELS_FF 940int lg4ff_no_autoswitch = 0; 941module_param_named(lg4ff_no_autoswitch, lg4ff_no_autoswitch, int, S_IRUGO); 942MODULE_PARM_DESC(lg4ff_no_autoswitch, "Do not switch multimode wheels to their native mode automatically"); 943#endif 944 945MODULE_LICENSE("GPL"); 946