// SPDX-License-Identifier: GPL-2.0-or-later /* * HID driver for some logitech "special" devices * * Copyright (c) 1999 Andreas Gal * Copyright (c) 2000-2005 Vojtech Pavlik * Copyright (c) 2005 Michael Haboustak for Concept2, Inc * Copyright (c) 2006-2007 Jiri Kosina * Copyright (c) 2008 Jiri Slaby * Copyright (c) 2010 Hendrik Iben */ /* */ #include #include #include #include #include #include #include #include "usbhid/usbhid.h" #include "hid-ids.h" #include "hid-lg.h" #include "hid-lg4ff.h" #define LG_RDESC 0x001 #define LG_BAD_RELATIVE_KEYS 0x002 #define LG_DUPLICATE_USAGES 0x004 #define LG_EXPANDED_KEYMAP 0x010 #define LG_IGNORE_DOUBLED_WHEEL 0x020 #define LG_WIRELESS 0x040 #define LG_INVERT_HWHEEL 0x080 #define LG_NOGET 0x100 #define LG_FF 0x200 #define LG_FF2 0x400 #define LG_RDESC_REL_ABS 0x800 #define LG_FF3 0x1000 #define LG_FF4 0x2000 /* Size of the original descriptors of the Driving Force (and Pro) wheels */ #define DF_RDESC_ORIG_SIZE 130 #define DFP_RDESC_ORIG_SIZE 97 #define FV_RDESC_ORIG_SIZE 130 #define MOMO_RDESC_ORIG_SIZE 87 #define MOMO2_RDESC_ORIG_SIZE 87 #define FFG_RDESC_ORIG_SIZE 85 #define FG_RDESC_ORIG_SIZE 82 /* Fixed report descriptors for Logitech Driving Force (and Pro) * wheel controllers * * The original descriptors hide the separate throttle and brake axes in * a custom vendor usage page, providing only a combined value as * GenericDesktop.Y. * These descriptors remove the combined Y axis and instead report * separate throttle (Y) and brake (RZ). */ static const __u8 df_rdesc_fixed[] = { 0x05, 0x01, /* Usage Page (Desktop), */ 0x09, 0x04, /* Usage (Joystick), */ 0xA1, 0x01, /* Collection (Application), */ 0xA1, 0x02, /* Collection (Logical), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x0A, /* Report Size (10), */ 0x14, /* Logical Minimum (0), */ 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ 0x34, /* Physical Minimum (0), */ 0x46, 0xFF, 0x03, /* Physical Maximum (1023), */ 0x09, 0x30, /* Usage (X), */ 0x81, 0x02, /* Input (Variable), */ 0x95, 0x0C, /* Report Count (12), */ 0x75, 0x01, /* Report Size (1), */ 0x25, 0x01, /* Logical Maximum (1), */ 0x45, 0x01, /* Physical Maximum (1), */ 0x05, 0x09, /* Usage (Buttons), */ 0x19, 0x01, /* Usage Minimum (1), */ 0x29, 0x0c, /* Usage Maximum (12), */ 0x81, 0x02, /* Input (Variable), */ 0x95, 0x02, /* Report Count (2), */ 0x06, 0x00, 0xFF, /* Usage Page (Vendor: 65280), */ 0x09, 0x01, /* Usage (?: 1), */ 0x81, 0x02, /* Input (Variable), */ 0x05, 0x01, /* Usage Page (Desktop), */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x08, /* Report Size (8), */ 0x81, 0x02, /* Input (Variable), */ 0x25, 0x07, /* Logical Maximum (7), */ 0x46, 0x3B, 0x01, /* Physical Maximum (315), */ 0x75, 0x04, /* Report Size (4), */ 0x65, 0x14, /* Unit (Degrees), */ 0x09, 0x39, /* Usage (Hat Switch), */ 0x81, 0x42, /* Input (Variable, Null State), */ 0x75, 0x01, /* Report Size (1), */ 0x95, 0x04, /* Report Count (4), */ 0x65, 0x00, /* Unit (none), */ 0x06, 0x00, 0xFF, /* Usage Page (Vendor: 65280), */ 0x09, 0x01, /* Usage (?: 1), */ 0x25, 0x01, /* Logical Maximum (1), */ 0x45, 0x01, /* Physical Maximum (1), */ 0x81, 0x02, /* Input (Variable), */ 0x05, 0x01, /* Usage Page (Desktop), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x08, /* Report Size (8), */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x09, 0x31, /* Usage (Y), */ 0x81, 0x02, /* Input (Variable), */ 0x09, 0x35, /* Usage (Rz), */ 0x81, 0x02, /* Input (Variable), */ 0xC0, /* End Collection, */ 0xA1, 0x02, /* Collection (Logical), */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x95, 0x07, /* Report Count (7), */ 0x75, 0x08, /* Report Size (8), */ 0x09, 0x03, /* Usage (?: 3), */ 0x91, 0x02, /* Output (Variable), */ 0xC0, /* End Collection, */ 0xC0 /* End Collection */ }; static const __u8 dfp_rdesc_fixed[] = { 0x05, 0x01, /* Usage Page (Desktop), */ 0x09, 0x04, /* Usage (Joystick), */ 0xA1, 0x01, /* Collection (Application), */ 0xA1, 0x02, /* Collection (Logical), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x0E, /* Report Size (14), */ 0x14, /* Logical Minimum (0), */ 0x26, 0xFF, 0x3F, /* Logical Maximum (16383), */ 0x34, /* Physical Minimum (0), */ 0x46, 0xFF, 0x3F, /* Physical Maximum (16383), */ 0x09, 0x30, /* Usage (X), */ 0x81, 0x02, /* Input (Variable), */ 0x95, 0x0E, /* Report Count (14), */ 0x75, 0x01, /* Report Size (1), */ 0x25, 0x01, /* Logical Maximum (1), */ 0x45, 0x01, /* Physical Maximum (1), */ 0x05, 0x09, /* Usage Page (Button), */ 0x19, 0x01, /* Usage Minimum (01h), */ 0x29, 0x0E, /* Usage Maximum (0Eh), */ 0x81, 0x02, /* Input (Variable), */ 0x05, 0x01, /* Usage Page (Desktop), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x04, /* Report Size (4), */ 0x25, 0x07, /* Logical Maximum (7), */ 0x46, 0x3B, 0x01, /* Physical Maximum (315), */ 0x65, 0x14, /* Unit (Degrees), */ 0x09, 0x39, /* Usage (Hat Switch), */ 0x81, 0x42, /* Input (Variable, Nullstate), */ 0x65, 0x00, /* Unit, */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x75, 0x08, /* Report Size (8), */ 0x81, 0x01, /* Input (Constant), */ 0x09, 0x31, /* Usage (Y), */ 0x81, 0x02, /* Input (Variable), */ 0x09, 0x35, /* Usage (Rz), */ 0x81, 0x02, /* Input (Variable), */ 0x81, 0x01, /* Input (Constant), */ 0xC0, /* End Collection, */ 0xA1, 0x02, /* Collection (Logical), */ 0x09, 0x02, /* Usage (02h), */ 0x95, 0x07, /* Report Count (7), */ 0x91, 0x02, /* Output (Variable), */ 0xC0, /* End Collection, */ 0xC0 /* End Collection */ }; static const __u8 fv_rdesc_fixed[] = { 0x05, 0x01, /* Usage Page (Desktop), */ 0x09, 0x04, /* Usage (Joystick), */ 0xA1, 0x01, /* Collection (Application), */ 0xA1, 0x02, /* Collection (Logical), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x0A, /* Report Size (10), */ 0x15, 0x00, /* Logical Minimum (0), */ 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ 0x35, 0x00, /* Physical Minimum (0), */ 0x46, 0xFF, 0x03, /* Physical Maximum (1023), */ 0x09, 0x30, /* Usage (X), */ 0x81, 0x02, /* Input (Variable), */ 0x95, 0x0C, /* Report Count (12), */ 0x75, 0x01, /* Report Size (1), */ 0x25, 0x01, /* Logical Maximum (1), */ 0x45, 0x01, /* Physical Maximum (1), */ 0x05, 0x09, /* Usage Page (Button), */ 0x19, 0x01, /* Usage Minimum (01h), */ 0x29, 0x0C, /* Usage Maximum (0Ch), */ 0x81, 0x02, /* Input (Variable), */ 0x95, 0x02, /* Report Count (2), */ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 0x09, 0x01, /* Usage (01h), */ 0x81, 0x02, /* Input (Variable), */ 0x09, 0x02, /* Usage (02h), */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x08, /* Report Size (8), */ 0x81, 0x02, /* Input (Variable), */ 0x05, 0x01, /* Usage Page (Desktop), */ 0x25, 0x07, /* Logical Maximum (7), */ 0x46, 0x3B, 0x01, /* Physical Maximum (315), */ 0x75, 0x04, /* Report Size (4), */ 0x65, 0x14, /* Unit (Degrees), */ 0x09, 0x39, /* Usage (Hat Switch), */ 0x81, 0x42, /* Input (Variable, Null State), */ 0x75, 0x01, /* Report Size (1), */ 0x95, 0x04, /* Report Count (4), */ 0x65, 0x00, /* Unit, */ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 0x09, 0x01, /* Usage (01h), */ 0x25, 0x01, /* Logical Maximum (1), */ 0x45, 0x01, /* Physical Maximum (1), */ 0x81, 0x02, /* Input (Variable), */ 0x05, 0x01, /* Usage Page (Desktop), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x08, /* Report Size (8), */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x09, 0x31, /* Usage (Y), */ 0x81, 0x02, /* Input (Variable), */ 0x09, 0x32, /* Usage (Z), */ 0x81, 0x02, /* Input (Variable), */ 0xC0, /* End Collection, */ 0xA1, 0x02, /* Collection (Logical), */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x95, 0x07, /* Report Count (7), */ 0x75, 0x08, /* Report Size (8), */ 0x09, 0x03, /* Usage (03h), */ 0x91, 0x02, /* Output (Variable), */ 0xC0, /* End Collection, */ 0xC0 /* End Collection */ }; static const __u8 momo_rdesc_fixed[] = { 0x05, 0x01, /* Usage Page (Desktop), */ 0x09, 0x04, /* Usage (Joystick), */ 0xA1, 0x01, /* Collection (Application), */ 0xA1, 0x02, /* Collection (Logical), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x0A, /* Report Size (10), */ 0x15, 0x00, /* Logical Minimum (0), */ 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ 0x35, 0x00, /* Physical Minimum (0), */ 0x46, 0xFF, 0x03, /* Physical Maximum (1023), */ 0x09, 0x30, /* Usage (X), */ 0x81, 0x02, /* Input (Variable), */ 0x95, 0x08, /* Report Count (8), */ 0x75, 0x01, /* Report Size (1), */ 0x25, 0x01, /* Logical Maximum (1), */ 0x45, 0x01, /* Physical Maximum (1), */ 0x05, 0x09, /* Usage Page (Button), */ 0x19, 0x01, /* Usage Minimum (01h), */ 0x29, 0x08, /* Usage Maximum (08h), */ 0x81, 0x02, /* Input (Variable), */ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 0x75, 0x0E, /* Report Size (14), */ 0x95, 0x01, /* Report Count (1), */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x09, 0x00, /* Usage (00h), */ 0x81, 0x02, /* Input (Variable), */ 0x05, 0x01, /* Usage Page (Desktop), */ 0x75, 0x08, /* Report Size (8), */ 0x09, 0x31, /* Usage (Y), */ 0x81, 0x02, /* Input (Variable), */ 0x09, 0x32, /* Usage (Z), */ 0x81, 0x02, /* Input (Variable), */ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 0x09, 0x01, /* Usage (01h), */ 0x81, 0x02, /* Input (Variable), */ 0xC0, /* End Collection, */ 0xA1, 0x02, /* Collection (Logical), */ 0x09, 0x02, /* Usage (02h), */ 0x95, 0x07, /* Report Count (7), */ 0x91, 0x02, /* Output (Variable), */ 0xC0, /* End Collection, */ 0xC0 /* End Collection */ }; static const __u8 momo2_rdesc_fixed[] = { 0x05, 0x01, /* Usage Page (Desktop), */ 0x09, 0x04, /* Usage (Joystick), */ 0xA1, 0x01, /* Collection (Application), */ 0xA1, 0x02, /* Collection (Logical), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x0A, /* Report Size (10), */ 0x15, 0x00, /* Logical Minimum (0), */ 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ 0x35, 0x00, /* Physical Minimum (0), */ 0x46, 0xFF, 0x03, /* Physical Maximum (1023), */ 0x09, 0x30, /* Usage (X), */ 0x81, 0x02, /* Input (Variable), */ 0x95, 0x0A, /* Report Count (10), */ 0x75, 0x01, /* Report Size (1), */ 0x25, 0x01, /* Logical Maximum (1), */ 0x45, 0x01, /* Physical Maximum (1), */ 0x05, 0x09, /* Usage Page (Button), */ 0x19, 0x01, /* Usage Minimum (01h), */ 0x29, 0x0A, /* Usage Maximum (0Ah), */ 0x81, 0x02, /* Input (Variable), */ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 0x09, 0x00, /* Usage (00h), */ 0x95, 0x04, /* Report Count (4), */ 0x81, 0x02, /* Input (Variable), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x08, /* Report Size (8), */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x09, 0x01, /* Usage (01h), */ 0x81, 0x02, /* Input (Variable), */ 0x05, 0x01, /* Usage Page (Desktop), */ 0x09, 0x31, /* Usage (Y), */ 0x81, 0x02, /* Input (Variable), */ 0x09, 0x32, /* Usage (Z), */ 0x81, 0x02, /* Input (Variable), */ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 0x09, 0x00, /* Usage (00h), */ 0x81, 0x02, /* Input (Variable), */ 0xC0, /* End Collection, */ 0xA1, 0x02, /* Collection (Logical), */ 0x09, 0x02, /* Usage (02h), */ 0x95, 0x07, /* Report Count (7), */ 0x91, 0x02, /* Output (Variable), */ 0xC0, /* End Collection, */ 0xC0 /* End Collection */ }; static const __u8 ffg_rdesc_fixed[] = { 0x05, 0x01, /* Usage Page (Desktop), */ 0x09, 0x04, /* Usage (Joystik), */ 0xA1, 0x01, /* Collection (Application), */ 0xA1, 0x02, /* Collection (Logical), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x0A, /* Report Size (10), */ 0x15, 0x00, /* Logical Minimum (0), */ 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */ 0x35, 0x00, /* Physical Minimum (0), */ 0x46, 0xFF, 0x03, /* Physical Maximum (1023), */ 0x09, 0x30, /* Usage (X), */ 0x81, 0x02, /* Input (Variable), */ 0x95, 0x06, /* Report Count (6), */ 0x75, 0x01, /* Report Size (1), */ 0x25, 0x01, /* Logical Maximum (1), */ 0x45, 0x01, /* Physical Maximum (1), */ 0x05, 0x09, /* Usage Page (Button), */ 0x19, 0x01, /* Usage Minimum (01h), */ 0x29, 0x06, /* Usage Maximum (06h), */ 0x81, 0x02, /* Input (Variable), */ 0x95, 0x01, /* Report Count (1), */ 0x75, 0x08, /* Report Size (8), */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 0x09, 0x01, /* Usage (01h), */ 0x81, 0x02, /* Input (Variable), */ 0x05, 0x01, /* Usage Page (Desktop), */ 0x81, 0x01, /* Input (Constant), */ 0x09, 0x31, /* Usage (Y), */ 0x81, 0x02, /* Input (Variable), */ 0x09, 0x32, /* Usage (Z), */ 0x81, 0x02, /* Input (Variable), */ 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */ 0x09, 0x01, /* Usage (01h), */ 0x81, 0x02, /* Input (Variable), */ 0xC0, /* End Collection, */ 0xA1, 0x02, /* Collection (Logical), */ 0x09, 0x02, /* Usage (02h), */ 0x95, 0x07, /* Report Count (7), */ 0x91, 0x02, /* Output (Variable), */ 0xC0, /* End Collection, */ 0xC0 /* End Collection */ }; static const __u8 fg_rdesc_fixed[] = { 0x05, 0x01, /* Usage Page (Desktop), */ 0x09, 0x04, /* Usage (Joystik), */ 0xA1, 0x01, /* Collection (Application), */ 0xA1, 0x02, /* Collection (Logical), */ 0x15, 0x00, /* Logical Minimum (0), */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x35, 0x00, /* Physical Minimum (0), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x75, 0x08, /* Report Size (8), */ 0x95, 0x01, /* Report Count (1), */ 0x09, 0x30, /* Usage (X), */ 0x81, 0x02, /* Input (Variable), */ 0xA4, /* Push, */ 0x25, 0x01, /* Logical Maximum (1), */ 0x45, 0x01, /* Physical Maximum (1), */ 0x75, 0x01, /* Report Size (1), */ 0x95, 0x02, /* Report Count (2), */ 0x81, 0x01, /* Input (Constant), */ 0x95, 0x06, /* Report Count (6), */ 0x05, 0x09, /* Usage Page (Button), */ 0x19, 0x01, /* Usage Minimum (01h), */ 0x29, 0x06, /* Usage Maximum (06h), */ 0x81, 0x02, /* Input (Variable), */ 0x05, 0x01, /* Usage Page (Desktop), */ 0xB4, /* Pop, */ 0x81, 0x02, /* Input (Constant), */ 0x09, 0x31, /* Usage (Y), */ 0x81, 0x02, /* Input (Variable), */ 0x09, 0x32, /* Usage (Z), */ 0x81, 0x02, /* Input (Variable), */ 0xC0, /* End Collection, */ 0xA1, 0x02, /* Collection (Logical), */ 0x26, 0xFF, 0x00, /* Logical Maximum (255), */ 0x46, 0xFF, 0x00, /* Physical Maximum (255), */ 0x75, 0x08, /* Report Size (8), */ 0x95, 0x04, /* Report Count (4), */ 0x09, 0x02, /* Usage (02h), */ 0xB1, 0x02, /* Feature (Variable), */ 0xC0, /* End Collection, */ 0xC0 /* End Collection, */ }; /* * Certain Logitech keyboards send in report #3 keys which are far * above the logical maximum described in descriptor. This extends * the original value of 0x28c of logical maximum to 0x104d */ static const __u8 *lg_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) { struct lg_drv_data *drv_data = hid_get_drvdata(hdev); if ((drv_data->quirks & LG_RDESC) && *rsize >= 91 && rdesc[83] == 0x26 && rdesc[84] == 0x8c && rdesc[85] == 0x02) { hid_info(hdev, "fixing up Logitech keyboard report descriptor\n"); rdesc[84] = rdesc[89] = 0x4d; rdesc[85] = rdesc[90] = 0x10; } if ((drv_data->quirks & LG_RDESC_REL_ABS) && *rsize >= 51 && rdesc[32] == 0x81 && rdesc[33] == 0x06 && rdesc[49] == 0x81 && rdesc[50] == 0x06) { hid_info(hdev, "fixing up rel/abs in Logitech report descriptor\n"); rdesc[33] = rdesc[50] = 0x02; } switch (hdev->product) { case USB_DEVICE_ID_LOGITECH_WINGMAN_FG: if (*rsize == FG_RDESC_ORIG_SIZE) { hid_info(hdev, "fixing up Logitech Wingman Formula GP report descriptor\n"); *rsize = sizeof(fg_rdesc_fixed); return fg_rdesc_fixed; } else { hid_info(hdev, "rdesc size test failed for formula gp\n"); } break; case USB_DEVICE_ID_LOGITECH_WINGMAN_FFG: if (*rsize == FFG_RDESC_ORIG_SIZE) { hid_info(hdev, "fixing up Logitech Wingman Formula Force GP report descriptor\n"); *rsize = sizeof(ffg_rdesc_fixed); return ffg_rdesc_fixed; } break; /* Several wheels report as this id when operating in emulation mode. */ case USB_DEVICE_ID_LOGITECH_WHEEL: if (*rsize == DF_RDESC_ORIG_SIZE) { hid_info(hdev, "fixing up Logitech Driving Force report descriptor\n"); *rsize = sizeof(df_rdesc_fixed); return df_rdesc_fixed; } break; case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL: if (*rsize == MOMO_RDESC_ORIG_SIZE) { hid_info(hdev, "fixing up Logitech Momo Force (Red) report descriptor\n"); *rsize = sizeof(momo_rdesc_fixed); return momo_rdesc_fixed; } break; case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2: if (*rsize == MOMO2_RDESC_ORIG_SIZE) { hid_info(hdev, "fixing up Logitech Momo Racing Force (Black) report descriptor\n"); *rsize = sizeof(momo2_rdesc_fixed); return momo2_rdesc_fixed; } break; case USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL: if (*rsize == FV_RDESC_ORIG_SIZE) { hid_info(hdev, "fixing up Logitech Formula Vibration report descriptor\n"); *rsize = sizeof(fv_rdesc_fixed); return fv_rdesc_fixed; } break; case USB_DEVICE_ID_LOGITECH_DFP_WHEEL: if (*rsize == DFP_RDESC_ORIG_SIZE) { hid_info(hdev, "fixing up Logitech Driving Force Pro report descriptor\n"); *rsize = sizeof(dfp_rdesc_fixed); return dfp_rdesc_fixed; } break; case USB_DEVICE_ID_LOGITECH_WII_WHEEL: if (*rsize >= 101 && rdesc[41] == 0x95 && rdesc[42] == 0x0B && rdesc[47] == 0x05 && rdesc[48] == 0x09) { hid_info(hdev, "fixing up Logitech Speed Force Wireless report descriptor\n"); rdesc[41] = 0x05; rdesc[42] = 0x09; rdesc[47] = 0x95; rdesc[48] = 0x0B; } break; } return rdesc; } #define lg_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \ EV_KEY, (c)) static int lg_ultrax_remote_mapping(struct hid_input *hi, struct hid_usage *usage, unsigned long **bit, int *max) { if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR) return 0; set_bit(EV_REP, hi->input->evbit); switch (usage->hid & HID_USAGE) { /* Reported on Logitech Ultra X Media Remote */ case 0x004: lg_map_key_clear(KEY_AGAIN); break; case 0x00d: lg_map_key_clear(KEY_HOME); break; case 0x024: lg_map_key_clear(KEY_SHUFFLE); break; case 0x025: lg_map_key_clear(KEY_TV); break; case 0x026: lg_map_key_clear(KEY_MENU); break; case 0x031: lg_map_key_clear(KEY_AUDIO); break; case 0x032: lg_map_key_clear(KEY_TEXT); break; case 0x033: lg_map_key_clear(KEY_LAST); break; case 0x047: lg_map_key_clear(KEY_MP3); break; case 0x048: lg_map_key_clear(KEY_DVD); break; case 0x049: lg_map_key_clear(KEY_MEDIA); break; case 0x04a: lg_map_key_clear(KEY_VIDEO); break; case 0x04b: lg_map_key_clear(KEY_ANGLE); break; case 0x04c: lg_map_key_clear(KEY_LANGUAGE); break; case 0x04d: lg_map_key_clear(KEY_SUBTITLE); break; case 0x051: lg_map_key_clear(KEY_RED); break; case 0x052: lg_map_key_clear(KEY_CLOSE); break; default: return 0; } return 1; } static int lg_wireless_mapping(struct hid_input *hi, struct hid_usage *usage, unsigned long **bit, int *max) { if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER) return 0; switch (usage->hid & HID_USAGE) { case 0x1001: lg_map_key_clear(KEY_MESSENGER); break; case 0x1003: lg_map_key_clear(KEY_SOUND); break; case 0x1004: lg_map_key_clear(KEY_VIDEO); break; case 0x1005: lg_map_key_clear(KEY_AUDIO); break; case 0x100a: lg_map_key_clear(KEY_DOCUMENTS); break; /* The following two entries are Playlist 1 and 2 on the MX3200 */ case 0x100f: lg_map_key_clear(KEY_FN_1); break; case 0x1010: lg_map_key_clear(KEY_FN_2); break; case 0x1011: lg_map_key_clear(KEY_PREVIOUSSONG); break; case 0x1012: lg_map_key_clear(KEY_NEXTSONG); break; case 0x1013: lg_map_key_clear(KEY_CAMERA); break; case 0x1014: lg_map_key_clear(KEY_MESSENGER); break; case 0x1015: lg_map_key_clear(KEY_RECORD); break; case 0x1016: lg_map_key_clear(KEY_PLAYER); break; case 0x1017: lg_map_key_clear(KEY_EJECTCD); break; case 0x1018: lg_map_key_clear(KEY_MEDIA); break; case 0x1019: lg_map_key_clear(KEY_PROG1); break; case 0x101a: lg_map_key_clear(KEY_PROG2); break; case 0x101b: lg_map_key_clear(KEY_PROG3); break; case 0x101c: lg_map_key_clear(KEY_CYCLEWINDOWS); break; case 0x101f: lg_map_key_clear(KEY_ZOOMIN); break; case 0x1020: lg_map_key_clear(KEY_ZOOMOUT); break; case 0x1021: lg_map_key_clear(KEY_ZOOMRESET); break; case 0x1023: lg_map_key_clear(KEY_CLOSE); break; case 0x1027: lg_map_key_clear(KEY_MENU); break; /* this one is marked as 'Rotate' */ case 0x1028: lg_map_key_clear(KEY_ANGLE); break; case 0x1029: lg_map_key_clear(KEY_SHUFFLE); break; case 0x102a: lg_map_key_clear(KEY_BACK); break; case 0x102b: lg_map_key_clear(KEY_CYCLEWINDOWS); break; case 0x102d: lg_map_key_clear(KEY_WWW); break; /* The following two are 'Start/answer call' and 'End/reject call' on the MX3200 */ case 0x1031: lg_map_key_clear(KEY_OK); break; case 0x1032: lg_map_key_clear(KEY_CANCEL); break; case 0x1041: lg_map_key_clear(KEY_BATTERY); break; case 0x1042: lg_map_key_clear(KEY_WORDPROCESSOR); break; case 0x1043: lg_map_key_clear(KEY_SPREADSHEET); break; case 0x1044: lg_map_key_clear(KEY_PRESENTATION); break; case 0x1045: lg_map_key_clear(KEY_UNDO); break; case 0x1046: lg_map_key_clear(KEY_REDO); break; case 0x1047: lg_map_key_clear(KEY_PRINT); break; case 0x1048: lg_map_key_clear(KEY_SAVE); break; case 0x1049: lg_map_key_clear(KEY_PROG1); break; case 0x104a: lg_map_key_clear(KEY_PROG2); break; case 0x104b: lg_map_key_clear(KEY_PROG3); break; case 0x104c: lg_map_key_clear(KEY_PROG4); break; default: return 0; } return 1; } static int lg_input_mapping(struct hid_device *hdev, struct hid_input *hi, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max) { /* extended mapping for certain Logitech hardware (Logitech cordless desktop LX500) */ static const u8 e_keymap[] = { 0,216, 0,213,175,156, 0, 0, 0, 0, 144, 0, 0, 0, 0, 0, 0, 0, 0,212, 174,167,152,161,112, 0, 0, 0,154, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,183,184,185,186,187, 188,189,190,191,192,193,194, 0, 0, 0 }; struct lg_drv_data *drv_data = hid_get_drvdata(hdev); unsigned int hid = usage->hid; if (hdev->product == USB_DEVICE_ID_LOGITECH_RECEIVER && lg_ultrax_remote_mapping(hi, usage, bit, max)) return 1; if ((drv_data->quirks & LG_WIRELESS) && lg_wireless_mapping(hi, usage, bit, max)) return 1; if ((hid & HID_USAGE_PAGE) != HID_UP_BUTTON) return 0; hid &= HID_USAGE; /* Special handling for Logitech Cordless Desktop */ if (field->application == HID_GD_MOUSE) { if ((drv_data->quirks & LG_IGNORE_DOUBLED_WHEEL) && (hid == 7 || hid == 8)) return -1; } else { if ((drv_data->quirks & LG_EXPANDED_KEYMAP) && hid < ARRAY_SIZE(e_keymap) && e_keymap[hid] != 0) { hid_map_usage(hi, usage, bit, max, EV_KEY, e_keymap[hid]); return 1; } } return 0; } static int lg_input_mapped(struct hid_device *hdev, struct hid_input *hi, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max) { struct lg_drv_data *drv_data = hid_get_drvdata(hdev); if ((drv_data->quirks & LG_BAD_RELATIVE_KEYS) && usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE)) field->flags &= ~HID_MAIN_ITEM_RELATIVE; if ((drv_data->quirks & LG_DUPLICATE_USAGES) && (usage->type == EV_KEY || usage->type == EV_REL || usage->type == EV_ABS)) clear_bit(usage->code, *bit); /* Ensure that Logitech wheels are not given a default fuzz/flat value */ if (usage->type == EV_ABS && (usage->code == ABS_X || usage->code == ABS_Y || usage->code == ABS_Z || usage->code == ABS_RZ)) { switch (hdev->product) { case USB_DEVICE_ID_LOGITECH_G29_WHEEL: case USB_DEVICE_ID_LOGITECH_WINGMAN_FG: case USB_DEVICE_ID_LOGITECH_WINGMAN_FFG: case USB_DEVICE_ID_LOGITECH_WHEEL: case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL: case USB_DEVICE_ID_LOGITECH_DFP_WHEEL: case USB_DEVICE_ID_LOGITECH_G25_WHEEL: case USB_DEVICE_ID_LOGITECH_DFGT_WHEEL: case USB_DEVICE_ID_LOGITECH_G27_WHEEL: case USB_DEVICE_ID_LOGITECH_WII_WHEEL: case USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2: case USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL: field->application = HID_GD_MULTIAXIS; break; default: break; } } return 0; } static int lg_event(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage, __s32 value) { struct lg_drv_data *drv_data = hid_get_drvdata(hdev); if ((drv_data->quirks & LG_INVERT_HWHEEL) && usage->code == REL_HWHEEL) { input_event(field->hidinput->input, usage->type, usage->code, -value); return 1; } if (drv_data->quirks & LG_FF4) { return lg4ff_adjust_input_event(hdev, field, usage, value, drv_data); } return 0; } static int lg_raw_event(struct hid_device *hdev, struct hid_report *report, u8 *rd, int size) { struct lg_drv_data *drv_data = hid_get_drvdata(hdev); if (drv_data->quirks & LG_FF4) return lg4ff_raw_event(hdev, report, rd, size, drv_data); return 0; } static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id) { struct usb_interface *iface; __u8 iface_num; unsigned int connect_mask = HID_CONNECT_DEFAULT; struct lg_drv_data *drv_data; int ret; if (!hid_is_usb(hdev)) return -EINVAL; iface = to_usb_interface(hdev->dev.parent); iface_num = iface->cur_altsetting->desc.bInterfaceNumber; /* G29 only work with the 1st interface */ if ((hdev->product == USB_DEVICE_ID_LOGITECH_G29_WHEEL) && (iface_num != 0)) { dbg_hid("%s: ignoring ifnum %d\n", __func__, iface_num); return -ENODEV; } drv_data = kzalloc(sizeof(struct lg_drv_data), GFP_KERNEL); if (!drv_data) { hid_err(hdev, "Insufficient memory, cannot allocate driver data\n"); return -ENOMEM; } drv_data->quirks = id->driver_data; hid_set_drvdata(hdev, (void *)drv_data); if (drv_data->quirks & LG_NOGET) hdev->quirks |= HID_QUIRK_NOGET; ret = hid_parse(hdev); if (ret) { hid_err(hdev, "parse failed\n"); goto err_free; } if (drv_data->quirks & (LG_FF | LG_FF2 | LG_FF3 | LG_FF4)) connect_mask &= ~HID_CONNECT_FF; ret = hid_hw_start(hdev, connect_mask); if (ret) { hid_err(hdev, "hw start failed\n"); goto err_free; } /* Setup wireless link with Logitech Wii wheel */ if (hdev->product == USB_DEVICE_ID_LOGITECH_WII_WHEEL) { static const unsigned char cbuf[] = { 0x00, 0xAF, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; u8 *buf = kmemdup(cbuf, sizeof(cbuf), GFP_KERNEL); if (!buf) { ret = -ENOMEM; goto err_stop; } ret = hid_hw_raw_request(hdev, buf[0], buf, sizeof(cbuf), HID_FEATURE_REPORT, HID_REQ_SET_REPORT); if (ret >= 0) { /* insert a little delay of 10 jiffies ~ 40ms */ wait_queue_head_t wait; init_waitqueue_head (&wait); wait_event_interruptible_timeout(wait, 0, msecs_to_jiffies(40)); /* Select random Address */ buf[1] = 0xB2; get_random_bytes(&buf[2], 2); ret = hid_hw_raw_request(hdev, buf[0], buf, sizeof(cbuf), HID_FEATURE_REPORT, HID_REQ_SET_REPORT); } kfree(buf); } if (drv_data->quirks & LG_FF) ret = lgff_init(hdev); else if (drv_data->quirks & LG_FF2) ret = lg2ff_init(hdev); else if (drv_data->quirks & LG_FF3) ret = lg3ff_init(hdev); else if (drv_data->quirks & LG_FF4) ret = lg4ff_init(hdev); if (ret) goto err_stop; return 0; err_stop: hid_hw_stop(hdev); err_free: kfree(drv_data); return ret; } static void lg_remove(struct hid_device *hdev) { struct lg_drv_data *drv_data = hid_get_drvdata(hdev); if (drv_data->quirks & LG_FF4) lg4ff_deinit(hdev); hid_hw_stop(hdev); kfree(drv_data); } static const struct hid_device_id lg_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER), .driver_data = LG_RDESC | LG_WIRELESS }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER), .driver_data = LG_BAD_RELATIVE_KEYS }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP), .driver_data = LG_DUPLICATE_USAGES }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD), .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500), .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D), .driver_data = LG_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DUAL_ACTION), .driver_data = LG_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL), .driver_data = LG_NOGET | LG_FF4 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD_CORD), .driver_data = LG_FF2 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD), .driver_data = LG_FF }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2), .driver_data = LG_FF }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G29_WHEEL), .driver_data = LG_FF4 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D), .driver_data = LG_FF }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO), .driver_data = LG_FF }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL), .driver_data = LG_NOGET | LG_FF4 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2), .driver_data = LG_FF4 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_VIBRATION_WHEEL), .driver_data = LG_FF2 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G25_WHEEL), .driver_data = LG_FF4 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFGT_WHEEL), .driver_data = LG_FF4 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_G27_WHEEL), .driver_data = LG_FF4 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DFP_WHEEL), .driver_data = LG_NOGET | LG_FF4 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WII_WHEEL), .driver_data = LG_FF4 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FG), .driver_data = LG_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_FFG), .driver_data = LG_NOGET | LG_FF4 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2), .driver_data = LG_NOGET | LG_FF2 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FLIGHT_SYSTEM_G940), .driver_data = LG_FF3 }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACENAVIGATOR), .driver_data = LG_RDESC_REL_ABS }, { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_SPACETRAVELLER), .driver_data = LG_RDESC_REL_ABS }, { } }; MODULE_DEVICE_TABLE(hid, lg_devices); static struct hid_driver lg_driver = { .name = "logitech", .id_table = lg_devices, .report_fixup = lg_report_fixup, .input_mapping = lg_input_mapping, .input_mapped = lg_input_mapped, .event = lg_event, .raw_event = lg_raw_event, .probe = lg_probe, .remove = lg_remove, }; module_hid_driver(lg_driver); #ifdef CONFIG_LOGIWHEELS_FF int lg4ff_no_autoswitch = 0; module_param_named(lg4ff_no_autoswitch, lg4ff_no_autoswitch, int, S_IRUGO); MODULE_PARM_DESC(lg4ff_no_autoswitch, "Do not switch multimode wheels to their native mode automatically"); #endif MODULE_DESCRIPTION("HID driver for some logitech \"special\" devices"); MODULE_LICENSE("GPL");