hid-lg.c revision afa5eb7c68689ced4284f01c96feed44a2d0a127
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 */ 11 12/* 13 * This program is free software; you can redistribute it and/or modify it 14 * under the terms of the GNU General Public License as published by the Free 15 * Software Foundation; either version 2 of the License, or (at your option) 16 * any later version. 17 */ 18 19#include <linux/device.h> 20#include <linux/hid.h> 21#include <linux/module.h> 22 23#include "hid-ids.h" 24#include "hid-lg.h" 25 26#define LG_RDESC 0x001 27#define LG_BAD_RELATIVE_KEYS 0x002 28#define LG_DUPLICATE_USAGES 0x004 29#define LG_EXPANDED_KEYMAP 0x010 30#define LG_IGNORE_DOUBLED_WHEEL 0x020 31#define LG_WIRELESS 0x040 32#define LG_INVERT_HWHEEL 0x080 33#define LG_NOGET 0x100 34#define LG_FF 0x200 35#define LG_FF2 0x400 36 37/* 38 * Certain Logitech keyboards send in report #3 keys which are far 39 * above the logical maximum described in descriptor. This extends 40 * the original value of 0x28c of logical maximum to 0x104d 41 */ 42static void lg_report_fixup(struct hid_device *hdev, __u8 *rdesc, 43 unsigned int rsize) 44{ 45 unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); 46 47 if ((quirks & LG_RDESC) && rsize >= 90 && rdesc[83] == 0x26 && 48 rdesc[84] == 0x8c && rdesc[85] == 0x02) { 49 dev_info(&hdev->dev, "fixing up Logitech keyboard report " 50 "descriptor\n"); 51 rdesc[84] = rdesc[89] = 0x4d; 52 rdesc[85] = rdesc[90] = 0x10; 53 } 54} 55 56#define lg_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \ 57 EV_KEY, (c)) 58 59static int lg_ultrax_remote_mapping(struct hid_input *hi, 60 struct hid_usage *usage, unsigned long **bit, int *max) 61{ 62 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR) 63 return 0; 64 65 set_bit(EV_REP, hi->input->evbit); 66 switch (usage->hid & HID_USAGE) { 67 /* Reported on Logitech Ultra X Media Remote */ 68 case 0x004: lg_map_key_clear(KEY_AGAIN); break; 69 case 0x00d: lg_map_key_clear(KEY_HOME); break; 70 case 0x024: lg_map_key_clear(KEY_SHUFFLE); break; 71 case 0x025: lg_map_key_clear(KEY_TV); break; 72 case 0x026: lg_map_key_clear(KEY_MENU); break; 73 case 0x031: lg_map_key_clear(KEY_AUDIO); break; 74 case 0x032: lg_map_key_clear(KEY_TEXT); break; 75 case 0x033: lg_map_key_clear(KEY_LAST); break; 76 case 0x047: lg_map_key_clear(KEY_MP3); break; 77 case 0x048: lg_map_key_clear(KEY_DVD); break; 78 case 0x049: lg_map_key_clear(KEY_MEDIA); break; 79 case 0x04a: lg_map_key_clear(KEY_VIDEO); break; 80 case 0x04b: lg_map_key_clear(KEY_ANGLE); break; 81 case 0x04c: lg_map_key_clear(KEY_LANGUAGE); break; 82 case 0x04d: lg_map_key_clear(KEY_SUBTITLE); break; 83 case 0x051: lg_map_key_clear(KEY_RED); break; 84 case 0x052: lg_map_key_clear(KEY_CLOSE); break; 85 86 default: 87 return 0; 88 } 89 return 1; 90} 91 92static int lg_wireless_mapping(struct hid_input *hi, struct hid_usage *usage, 93 unsigned long **bit, int *max) 94{ 95 if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER) 96 return 0; 97 98 switch (usage->hid & HID_USAGE) { 99 case 0x1001: lg_map_key_clear(KEY_MESSENGER); break; 100 case 0x1003: lg_map_key_clear(KEY_SOUND); break; 101 case 0x1004: lg_map_key_clear(KEY_VIDEO); break; 102 case 0x1005: lg_map_key_clear(KEY_AUDIO); break; 103 case 0x100a: lg_map_key_clear(KEY_DOCUMENTS); break; 104 case 0x1011: lg_map_key_clear(KEY_PREVIOUSSONG); break; 105 case 0x1012: lg_map_key_clear(KEY_NEXTSONG); break; 106 case 0x1013: lg_map_key_clear(KEY_CAMERA); break; 107 case 0x1014: lg_map_key_clear(KEY_MESSENGER); break; 108 case 0x1015: lg_map_key_clear(KEY_RECORD); break; 109 case 0x1016: lg_map_key_clear(KEY_PLAYER); break; 110 case 0x1017: lg_map_key_clear(KEY_EJECTCD); break; 111 case 0x1018: lg_map_key_clear(KEY_MEDIA); break; 112 case 0x1019: lg_map_key_clear(KEY_PROG1); break; 113 case 0x101a: lg_map_key_clear(KEY_PROG2); break; 114 case 0x101b: lg_map_key_clear(KEY_PROG3); break; 115 case 0x101f: lg_map_key_clear(KEY_ZOOMIN); break; 116 case 0x1020: lg_map_key_clear(KEY_ZOOMOUT); break; 117 case 0x1021: lg_map_key_clear(KEY_ZOOMRESET); break; 118 case 0x1023: lg_map_key_clear(KEY_CLOSE); break; 119 case 0x1027: lg_map_key_clear(KEY_MENU); break; 120 /* this one is marked as 'Rotate' */ 121 case 0x1028: lg_map_key_clear(KEY_ANGLE); break; 122 case 0x1029: lg_map_key_clear(KEY_SHUFFLE); break; 123 case 0x102a: lg_map_key_clear(KEY_BACK); break; 124 case 0x102b: lg_map_key_clear(KEY_CYCLEWINDOWS); break; 125 case 0x1041: lg_map_key_clear(KEY_BATTERY); break; 126 case 0x1042: lg_map_key_clear(KEY_WORDPROCESSOR); break; 127 case 0x1043: lg_map_key_clear(KEY_SPREADSHEET); break; 128 case 0x1044: lg_map_key_clear(KEY_PRESENTATION); break; 129 case 0x1045: lg_map_key_clear(KEY_UNDO); break; 130 case 0x1046: lg_map_key_clear(KEY_REDO); break; 131 case 0x1047: lg_map_key_clear(KEY_PRINT); break; 132 case 0x1048: lg_map_key_clear(KEY_SAVE); break; 133 case 0x1049: lg_map_key_clear(KEY_PROG1); break; 134 case 0x104a: lg_map_key_clear(KEY_PROG2); break; 135 case 0x104b: lg_map_key_clear(KEY_PROG3); break; 136 case 0x104c: lg_map_key_clear(KEY_PROG4); break; 137 138 default: 139 return 0; 140 } 141 return 1; 142} 143 144static int lg_input_mapping(struct hid_device *hdev, struct hid_input *hi, 145 struct hid_field *field, struct hid_usage *usage, 146 unsigned long **bit, int *max) 147{ 148 /* extended mapping for certain Logitech hardware (Logitech cordless 149 desktop LX500) */ 150 static const u8 e_keymap[] = { 151 0,216, 0,213,175,156, 0, 0, 0, 0, 152 144, 0, 0, 0, 0, 0, 0, 0, 0,212, 153 174,167,152,161,112, 0, 0, 0,154, 0, 154 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 155 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 156 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 157 0, 0, 0, 0, 0,183,184,185,186,187, 158 188,189,190,191,192,193,194, 0, 0, 0 159 }; 160 unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); 161 unsigned int hid = usage->hid; 162 163 if (hdev->product == USB_DEVICE_ID_LOGITECH_RECEIVER && 164 lg_ultrax_remote_mapping(hi, usage, bit, max)) 165 return 1; 166 167 if ((quirks & LG_WIRELESS) && lg_wireless_mapping(hi, usage, bit, max)) 168 return 1; 169 170 if ((hid & HID_USAGE_PAGE) != HID_UP_BUTTON) 171 return 0; 172 173 hid &= HID_USAGE; 174 175 /* Special handling for Logitech Cordless Desktop */ 176 if (field->application == HID_GD_MOUSE) { 177 if ((quirks & LG_IGNORE_DOUBLED_WHEEL) && 178 (hid == 7 || hid == 8)) 179 return -1; 180 } else { 181 if ((quirks & LG_EXPANDED_KEYMAP) && 182 hid < ARRAY_SIZE(e_keymap) && 183 e_keymap[hid] != 0) { 184 hid_map_usage(hi, usage, bit, max, EV_KEY, 185 e_keymap[hid]); 186 return 1; 187 } 188 } 189 190 return 0; 191} 192 193static int lg_input_mapped(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 unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); 198 199 if ((quirks & LG_BAD_RELATIVE_KEYS) && usage->type == EV_KEY && 200 (field->flags & HID_MAIN_ITEM_RELATIVE)) 201 field->flags &= ~HID_MAIN_ITEM_RELATIVE; 202 203 if ((quirks & LG_DUPLICATE_USAGES) && (usage->type == EV_KEY || 204 usage->type == EV_REL || usage->type == EV_ABS)) 205 clear_bit(usage->code, *bit); 206 207 return 0; 208} 209 210static int lg_event(struct hid_device *hdev, struct hid_field *field, 211 struct hid_usage *usage, __s32 value) 212{ 213 unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); 214 215 if ((quirks & LG_INVERT_HWHEEL) && usage->code == REL_HWHEEL) { 216 input_event(field->hidinput->input, usage->type, usage->code, 217 -value); 218 return 1; 219 } 220 221 return 0; 222} 223 224static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id) 225{ 226 unsigned long quirks = id->driver_data; 227 unsigned int connect_mask = HID_CONNECT_DEFAULT; 228 int ret; 229 230 hid_set_drvdata(hdev, (void *)quirks); 231 232 if (quirks & LG_NOGET) 233 hdev->quirks |= HID_QUIRK_NOGET; 234 235 ret = hid_parse(hdev); 236 if (ret) { 237 dev_err(&hdev->dev, "parse failed\n"); 238 goto err_free; 239 } 240 241 if (quirks & (LG_FF | LG_FF2)) 242 connect_mask &= ~HID_CONNECT_FF; 243 244 ret = hid_hw_start(hdev, connect_mask); 245 if (ret) { 246 dev_err(&hdev->dev, "hw start failed\n"); 247 goto err_free; 248 } 249 250 if (quirks & LG_FF) 251 lgff_init(hdev); 252 if (quirks & LG_FF2) 253 lg2ff_init(hdev); 254 255 return 0; 256err_free: 257 return ret; 258} 259 260static const struct hid_device_id lg_devices[] = { 261 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER), 262 .driver_data = LG_RDESC | LG_WIRELESS }, 263 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER), 264 .driver_data = LG_RDESC | LG_WIRELESS }, 265 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2), 266 .driver_data = LG_RDESC | LG_WIRELESS }, 267 268 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER), 269 .driver_data = LG_BAD_RELATIVE_KEYS }, 270 271 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP), 272 .driver_data = LG_DUPLICATE_USAGES }, 273 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE), 274 .driver_data = LG_DUPLICATE_USAGES }, 275 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI), 276 .driver_data = LG_DUPLICATE_USAGES }, 277 278 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD), 279 .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP }, 280 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500), 281 .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP }, 282 283 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D), 284 .driver_data = LG_NOGET }, 285 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL), 286 .driver_data = LG_NOGET | LG_FF }, 287 288 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD), 289 .driver_data = LG_FF }, 290 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2_2), 291 .driver_data = LG_FF }, 292 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WINGMAN_F3D), 293 .driver_data = LG_FF }, 294 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_FORCE3D_PRO), 295 .driver_data = LG_FF }, 296 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL), 297 .driver_data = LG_FF }, 298 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_MOMO_WHEEL2), 299 .driver_data = LG_FF }, 300 { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RUMBLEPAD2), 301 .driver_data = LG_FF2 }, 302 { } 303}; 304MODULE_DEVICE_TABLE(hid, lg_devices); 305 306static struct hid_driver lg_driver = { 307 .name = "logitech", 308 .id_table = lg_devices, 309 .report_fixup = lg_report_fixup, 310 .input_mapping = lg_input_mapping, 311 .input_mapped = lg_input_mapped, 312 .event = lg_event, 313 .probe = lg_probe, 314}; 315 316static int lg_init(void) 317{ 318 return hid_register_driver(&lg_driver); 319} 320 321static void lg_exit(void) 322{ 323 hid_unregister_driver(&lg_driver); 324} 325 326module_init(lg_init); 327module_exit(lg_exit); 328MODULE_LICENSE("GPL"); 329