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5f22a799 JS |
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 | ||
25 | #define LG_RDESC 0x001 | |
26 | #define LG_BAD_RELATIVE_KEYS 0x002 | |
27 | #define LG_DUPLICATE_USAGES 0x004 | |
28 | #define LG_RESET_LEDS 0x008 | |
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 | ||
35 | /* | |
36 | * Certain Logitech keyboards send in report #3 keys which are far | |
37 | * above the logical maximum described in descriptor. This extends | |
38 | * the original value of 0x28c of logical maximum to 0x104d | |
39 | */ | |
40 | static void lg_report_fixup(struct hid_device *hdev, __u8 *rdesc, | |
41 | unsigned int rsize) | |
42 | { | |
43 | unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); | |
44 | ||
45 | if ((quirks & LG_RDESC) && rsize >= 90 && rdesc[83] == 0x26 && | |
46 | rdesc[84] == 0x8c && rdesc[85] == 0x02) { | |
47 | dev_info(&hdev->dev, "fixing up Logitech keyboard report " | |
48 | "descriptor\n"); | |
49 | rdesc[84] = rdesc[89] = 0x4d; | |
50 | rdesc[85] = rdesc[90] = 0x10; | |
51 | } | |
52 | } | |
53 | ||
54 | #define lg_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \ | |
55 | EV_KEY, (c)) | |
56 | ||
57 | static int lg_ultrax_remote_mapping(struct hid_input *hi, | |
58 | struct hid_usage *usage, unsigned long **bit, int *max) | |
59 | { | |
60 | if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR) | |
61 | return 0; | |
62 | ||
63 | set_bit(EV_REP, hi->input->evbit); | |
64 | switch (usage->hid & HID_USAGE) { | |
65 | /* Reported on Logitech Ultra X Media Remote */ | |
66 | case 0x004: lg_map_key_clear(KEY_AGAIN); break; | |
67 | case 0x00d: lg_map_key_clear(KEY_HOME); break; | |
68 | case 0x024: lg_map_key_clear(KEY_SHUFFLE); break; | |
69 | case 0x025: lg_map_key_clear(KEY_TV); break; | |
70 | case 0x026: lg_map_key_clear(KEY_MENU); break; | |
71 | case 0x031: lg_map_key_clear(KEY_AUDIO); break; | |
72 | case 0x032: lg_map_key_clear(KEY_TEXT); break; | |
73 | case 0x033: lg_map_key_clear(KEY_LAST); break; | |
74 | case 0x047: lg_map_key_clear(KEY_MP3); break; | |
75 | case 0x048: lg_map_key_clear(KEY_DVD); break; | |
76 | case 0x049: lg_map_key_clear(KEY_MEDIA); break; | |
77 | case 0x04a: lg_map_key_clear(KEY_VIDEO); break; | |
78 | case 0x04b: lg_map_key_clear(KEY_ANGLE); break; | |
79 | case 0x04c: lg_map_key_clear(KEY_LANGUAGE); break; | |
80 | case 0x04d: lg_map_key_clear(KEY_SUBTITLE); break; | |
81 | case 0x051: lg_map_key_clear(KEY_RED); break; | |
82 | case 0x052: lg_map_key_clear(KEY_CLOSE); break; | |
83 | ||
84 | default: | |
85 | return 0; | |
86 | } | |
87 | return 1; | |
88 | } | |
89 | ||
90 | static int lg_wireless_mapping(struct hid_input *hi, struct hid_usage *usage, | |
91 | unsigned long **bit, int *max) | |
92 | { | |
93 | if ((usage->hid & HID_USAGE_PAGE) != HID_UP_CONSUMER) | |
94 | return 0; | |
95 | ||
96 | switch (usage->hid & HID_USAGE) { | |
97 | case 0x1001: lg_map_key_clear(KEY_MESSENGER); break; | |
98 | case 0x1003: lg_map_key_clear(KEY_SOUND); break; | |
99 | case 0x1004: lg_map_key_clear(KEY_VIDEO); break; | |
100 | case 0x1005: lg_map_key_clear(KEY_AUDIO); break; | |
101 | case 0x100a: lg_map_key_clear(KEY_DOCUMENTS); break; | |
102 | case 0x1011: lg_map_key_clear(KEY_PREVIOUSSONG); break; | |
103 | case 0x1012: lg_map_key_clear(KEY_NEXTSONG); break; | |
104 | case 0x1013: lg_map_key_clear(KEY_CAMERA); break; | |
105 | case 0x1014: lg_map_key_clear(KEY_MESSENGER); break; | |
106 | case 0x1015: lg_map_key_clear(KEY_RECORD); break; | |
107 | case 0x1016: lg_map_key_clear(KEY_PLAYER); break; | |
108 | case 0x1017: lg_map_key_clear(KEY_EJECTCD); break; | |
109 | case 0x1018: lg_map_key_clear(KEY_MEDIA); break; | |
110 | case 0x1019: lg_map_key_clear(KEY_PROG1); break; | |
111 | case 0x101a: lg_map_key_clear(KEY_PROG2); break; | |
112 | case 0x101b: lg_map_key_clear(KEY_PROG3); break; | |
113 | case 0x101f: lg_map_key_clear(KEY_ZOOMIN); break; | |
114 | case 0x1020: lg_map_key_clear(KEY_ZOOMOUT); break; | |
115 | case 0x1021: lg_map_key_clear(KEY_ZOOMRESET); break; | |
116 | case 0x1023: lg_map_key_clear(KEY_CLOSE); break; | |
117 | case 0x1027: lg_map_key_clear(KEY_MENU); break; | |
118 | /* this one is marked as 'Rotate' */ | |
119 | case 0x1028: lg_map_key_clear(KEY_ANGLE); break; | |
120 | case 0x1029: lg_map_key_clear(KEY_SHUFFLE); break; | |
121 | case 0x102a: lg_map_key_clear(KEY_BACK); break; | |
122 | case 0x102b: lg_map_key_clear(KEY_CYCLEWINDOWS); break; | |
123 | case 0x1041: lg_map_key_clear(KEY_BATTERY); break; | |
124 | case 0x1042: lg_map_key_clear(KEY_WORDPROCESSOR); break; | |
125 | case 0x1043: lg_map_key_clear(KEY_SPREADSHEET); break; | |
126 | case 0x1044: lg_map_key_clear(KEY_PRESENTATION); break; | |
127 | case 0x1045: lg_map_key_clear(KEY_UNDO); break; | |
128 | case 0x1046: lg_map_key_clear(KEY_REDO); break; | |
129 | case 0x1047: lg_map_key_clear(KEY_PRINT); break; | |
130 | case 0x1048: lg_map_key_clear(KEY_SAVE); break; | |
131 | case 0x1049: lg_map_key_clear(KEY_PROG1); break; | |
132 | case 0x104a: lg_map_key_clear(KEY_PROG2); break; | |
133 | case 0x104b: lg_map_key_clear(KEY_PROG3); break; | |
134 | case 0x104c: lg_map_key_clear(KEY_PROG4); break; | |
135 | ||
136 | default: | |
137 | return 0; | |
138 | } | |
139 | return 1; | |
140 | } | |
141 | ||
142 | static int lg_input_mapping(struct hid_device *hdev, struct hid_input *hi, | |
143 | struct hid_field *field, struct hid_usage *usage, | |
144 | unsigned long **bit, int *max) | |
145 | { | |
146 | /* extended mapping for certain Logitech hardware (Logitech cordless | |
147 | desktop LX500) */ | |
148 | static const u8 e_keymap[] = { | |
149 | 0,216, 0,213,175,156, 0, 0, 0, 0, | |
150 | 144, 0, 0, 0, 0, 0, 0, 0, 0,212, | |
151 | 174,167,152,161,112, 0, 0, 0,154, 0, | |
152 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
153 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
154 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
155 | 0, 0, 0, 0, 0,183,184,185,186,187, | |
156 | 188,189,190,191,192,193,194, 0, 0, 0 | |
157 | }; | |
158 | unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); | |
159 | unsigned int hid = usage->hid; | |
160 | ||
161 | if (hdev->product == USB_DEVICE_ID_LOGITECH_RECEIVER && | |
162 | lg_ultrax_remote_mapping(hi, usage, bit, max)) | |
163 | return 1; | |
164 | ||
165 | if ((quirks & LG_WIRELESS) && lg_wireless_mapping(hi, usage, bit, max)) | |
166 | return 1; | |
167 | ||
168 | if ((hid & HID_USAGE_PAGE) != HID_UP_BUTTON) | |
169 | return 0; | |
170 | ||
171 | hid &= HID_USAGE; | |
172 | ||
173 | /* Special handling for Logitech Cordless Desktop */ | |
174 | if (field->application == HID_GD_MOUSE) { | |
175 | if ((quirks & LG_IGNORE_DOUBLED_WHEEL) && | |
176 | (hid == 7 || hid == 8)) | |
177 | return -1; | |
178 | } else { | |
179 | if ((quirks & LG_EXPANDED_KEYMAP) && | |
180 | hid < ARRAY_SIZE(e_keymap) && | |
181 | e_keymap[hid] != 0) { | |
182 | hid_map_usage(hi, usage, bit, max, EV_KEY, | |
183 | e_keymap[hid]); | |
184 | return 1; | |
185 | } | |
186 | } | |
187 | ||
188 | return 0; | |
189 | } | |
190 | ||
191 | static int lg_input_mapped(struct hid_device *hdev, struct hid_input *hi, | |
192 | struct hid_field *field, struct hid_usage *usage, | |
193 | unsigned long **bit, int *max) | |
194 | { | |
195 | unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); | |
196 | ||
197 | if ((quirks & LG_BAD_RELATIVE_KEYS) && usage->type == EV_KEY && | |
198 | (field->flags & HID_MAIN_ITEM_RELATIVE)) | |
199 | field->flags &= ~HID_MAIN_ITEM_RELATIVE; | |
200 | ||
201 | if ((quirks & LG_DUPLICATE_USAGES) && (usage->type == EV_KEY || | |
202 | usage->type == EV_REL || usage->type == EV_ABS)) | |
203 | clear_bit(usage->code, *bit); | |
204 | ||
205 | return 0; | |
206 | } | |
207 | ||
208 | static int lg_event(struct hid_device *hdev, struct hid_field *field, | |
209 | struct hid_usage *usage, __s32 value) | |
210 | { | |
211 | unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); | |
212 | ||
213 | if ((quirks & LG_INVERT_HWHEEL) && usage->code == REL_HWHEEL) { | |
214 | input_event(field->hidinput->input, usage->type, usage->code, | |
215 | -value); | |
216 | return 1; | |
217 | } | |
218 | ||
219 | return 0; | |
220 | } | |
221 | ||
222 | static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id) | |
223 | { | |
224 | unsigned long quirks = id->driver_data; | |
225 | int ret; | |
226 | ||
227 | hid_set_drvdata(hdev, (void *)quirks); | |
228 | ||
229 | if (quirks & LG_RESET_LEDS) | |
230 | hdev->quirks |= HID_QUIRK_RESET_LEDS; | |
231 | if (quirks & LG_NOGET) | |
232 | hdev->quirks |= HID_QUIRK_NOGET; | |
233 | ||
234 | ret = hid_parse(hdev); | |
235 | if (ret) { | |
236 | dev_err(&hdev->dev, "parse failed\n"); | |
237 | goto err_free; | |
238 | } | |
239 | ||
93c10132 | 240 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT); |
5f22a799 JS |
241 | if (ret) { |
242 | dev_err(&hdev->dev, "hw start failed\n"); | |
243 | goto err_free; | |
244 | } | |
245 | ||
246 | return 0; | |
247 | err_free: | |
248 | return ret; | |
249 | } | |
250 | ||
251 | static const struct hid_device_id lg_devices[] = { | |
252 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_MX3000_RECEIVER), | |
253 | .driver_data = LG_RDESC | LG_WIRELESS }, | |
254 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER), | |
255 | .driver_data = LG_RDESC | LG_WIRELESS }, | |
256 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_S510_RECEIVER_2), | |
257 | .driver_data = LG_RDESC | LG_WIRELESS }, | |
258 | ||
259 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_RECEIVER), | |
260 | .driver_data = LG_BAD_RELATIVE_KEYS }, | |
261 | ||
262 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_DESKTOP), | |
263 | .driver_data = LG_DUPLICATE_USAGES }, | |
264 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_EDGE), | |
265 | .driver_data = LG_DUPLICATE_USAGES }, | |
266 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_DINOVO_MINI), | |
267 | .driver_data = LG_DUPLICATE_USAGES }, | |
268 | ||
269 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_KBD), | |
270 | .driver_data = LG_RESET_LEDS }, | |
271 | ||
272 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_ELITE_KBD), | |
273 | .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP }, | |
274 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_CORDLESS_DESKTOP_LX500), | |
275 | .driver_data = LG_IGNORE_DOUBLED_WHEEL | LG_EXPANDED_KEYMAP }, | |
276 | ||
277 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_LX3), | |
278 | .driver_data = LG_INVERT_HWHEEL }, | |
279 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_V150), | |
280 | .driver_data = LG_INVERT_HWHEEL }, | |
281 | ||
282 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_EXTREME_3D), | |
283 | .driver_data = LG_NOGET }, | |
284 | { HID_USB_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_WHEEL), | |
285 | .driver_data = LG_NOGET }, | |
286 | { } | |
287 | }; | |
288 | MODULE_DEVICE_TABLE(hid, lg_devices); | |
289 | ||
290 | static struct hid_driver lg_driver = { | |
291 | .name = "logitech", | |
292 | .id_table = lg_devices, | |
293 | .report_fixup = lg_report_fixup, | |
294 | .input_mapping = lg_input_mapping, | |
295 | .input_mapped = lg_input_mapped, | |
296 | .event = lg_event, | |
297 | .probe = lg_probe, | |
298 | }; | |
299 | ||
300 | static int lg_init(void) | |
301 | { | |
302 | return hid_register_driver(&lg_driver); | |
303 | } | |
304 | ||
305 | static void lg_exit(void) | |
306 | { | |
307 | hid_unregister_driver(&lg_driver); | |
308 | } | |
309 | ||
310 | module_init(lg_init); | |
311 | module_exit(lg_exit); | |
312 | MODULE_LICENSE("GPL"); | |
02ae9a1a JS |
313 | |
314 | HID_COMPAT_LOAD_DRIVER(logitech); |