Commit | Line | Data |
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2874c5fd | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
78a849a6 JS |
2 | /* |
3 | * HID driver for some microsoft "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 | |
78a849a6 JS |
9 | * Copyright (c) 2008 Jiri Slaby |
10 | */ | |
11 | ||
12 | /* | |
78a849a6 JS |
13 | */ |
14 | ||
15 | #include <linux/device.h> | |
16 | #include <linux/input.h> | |
17 | #include <linux/hid.h> | |
18 | #include <linux/module.h> | |
19 | ||
20 | #include "hid-ids.h" | |
21 | ||
30576c5f BT |
22 | #define MS_HIDINPUT BIT(0) |
23 | #define MS_ERGONOMY BIT(1) | |
24 | #define MS_PRESENTER BIT(2) | |
25 | #define MS_RDESC BIT(3) | |
26 | #define MS_NOGET BIT(4) | |
27 | #define MS_DUPLICATE_USAGES BIT(5) | |
28 | #define MS_SURFACE_DIAL BIT(6) | |
73c5b254 | 29 | #define MS_QUIRK_FF BIT(7) |
78a849a6 | 30 | |
f2d3b625 AS |
31 | struct ms_data { |
32 | unsigned long quirks; | |
73c5b254 AS |
33 | struct hid_device *hdev; |
34 | struct work_struct ff_worker; | |
35 | __u8 strong; | |
36 | __u8 weak; | |
37 | void *output_report_dmabuf; | |
f2d3b625 AS |
38 | }; |
39 | ||
73c5b254 AS |
40 | #define XB1S_FF_REPORT 3 |
41 | #define ENABLE_WEAK BIT(0) | |
42 | #define ENABLE_STRONG BIT(1) | |
43 | ||
44 | enum { | |
45 | MAGNITUDE_STRONG = 2, | |
46 | MAGNITUDE_WEAK, | |
47 | MAGNITUDE_NUM | |
48 | }; | |
49 | ||
50 | struct xb1s_ff_report { | |
51 | __u8 report_id; | |
52 | __u8 enable; | |
53 | __u8 magnitude[MAGNITUDE_NUM]; | |
54 | __u8 duration_10ms; | |
55 | __u8 start_delay_10ms; | |
56 | __u8 loop_count; | |
57 | } __packed; | |
58 | ||
73e4008d NK |
59 | static __u8 *ms_report_fixup(struct hid_device *hdev, __u8 *rdesc, |
60 | unsigned int *rsize) | |
78a849a6 | 61 | { |
f2d3b625 AS |
62 | struct ms_data *ms = hid_get_drvdata(hdev); |
63 | unsigned long quirks = ms->quirks; | |
78a849a6 | 64 | |
3ccc60f9 JS |
65 | /* |
66 | * Microsoft Wireless Desktop Receiver (Model 1028) has | |
67 | * 'Usage Min/Max' where it ought to have 'Physical Min/Max' | |
68 | */ | |
73e4008d | 69 | if ((quirks & MS_RDESC) && *rsize == 571 && rdesc[557] == 0x19 && |
78a849a6 | 70 | rdesc[559] == 0x29) { |
4291ee30 | 71 | hid_info(hdev, "fixing up Microsoft Wireless Receiver Model 1028 report descriptor\n"); |
0fb21de0 JK |
72 | rdesc[557] = 0x35; |
73 | rdesc[559] = 0x45; | |
78a849a6 | 74 | } |
73e4008d | 75 | return rdesc; |
78a849a6 JS |
76 | } |
77 | ||
78 | #define ms_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, \ | |
79 | EV_KEY, (c)) | |
80 | static int ms_ergonomy_kb_quirk(struct hid_input *hi, struct hid_usage *usage, | |
81 | unsigned long **bit, int *max) | |
82 | { | |
83 | struct input_dev *input = hi->input; | |
84 | ||
34e75dca HG |
85 | if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER) { |
86 | switch (usage->hid & HID_USAGE) { | |
87 | /* | |
88 | * Microsoft uses these 2 reserved usage ids for 2 keys on | |
89 | * the MS office kb labelled "Office Home" and "Task Pane". | |
90 | */ | |
91 | case 0x29d: | |
92 | ms_map_key_clear(KEY_PROG1); | |
93 | return 1; | |
94 | case 0x29e: | |
95 | ms_map_key_clear(KEY_PROG2); | |
96 | return 1; | |
97 | } | |
98 | return 0; | |
99 | } | |
100 | ||
aac59f6a HG |
101 | if ((usage->hid & HID_USAGE_PAGE) != HID_UP_MSVENDOR) |
102 | return 0; | |
103 | ||
78a849a6 JS |
104 | switch (usage->hid & HID_USAGE) { |
105 | case 0xfd06: ms_map_key_clear(KEY_CHAT); break; | |
106 | case 0xfd07: ms_map_key_clear(KEY_PHONE); break; | |
3faed1af HG |
107 | case 0xff00: |
108 | /* Special keypad keys */ | |
109 | ms_map_key_clear(KEY_KPEQUAL); | |
110 | set_bit(KEY_KPLEFTPAREN, input->keybit); | |
111 | set_bit(KEY_KPRIGHTPAREN, input->keybit); | |
112 | break; | |
113 | case 0xff01: | |
114 | /* Scroll wheel */ | |
115 | hid_map_usage_clear(hi, usage, bit, max, EV_REL, REL_WHEEL); | |
116 | break; | |
117 | case 0xff02: | |
118 | /* | |
119 | * This byte contains a copy of the modifier keys byte of a | |
120 | * standard hid keyboard report, as send by interface 0 | |
121 | * (this usage is found on interface 1). | |
122 | * | |
123 | * This byte only gets send when another key in the same report | |
124 | * changes state, and as such is useless, ignore it. | |
125 | */ | |
126 | return -1; | |
78a849a6 JS |
127 | case 0xff05: |
128 | set_bit(EV_REP, input->evbit); | |
129 | ms_map_key_clear(KEY_F13); | |
130 | set_bit(KEY_F14, input->keybit); | |
131 | set_bit(KEY_F15, input->keybit); | |
132 | set_bit(KEY_F16, input->keybit); | |
133 | set_bit(KEY_F17, input->keybit); | |
134 | set_bit(KEY_F18, input->keybit); | |
b2b98ea8 | 135 | break; |
78a849a6 JS |
136 | default: |
137 | return 0; | |
138 | } | |
139 | return 1; | |
140 | } | |
141 | ||
142 | static int ms_presenter_8k_quirk(struct hid_input *hi, struct hid_usage *usage, | |
143 | unsigned long **bit, int *max) | |
144 | { | |
aac59f6a HG |
145 | if ((usage->hid & HID_USAGE_PAGE) != HID_UP_MSVENDOR) |
146 | return 0; | |
147 | ||
78a849a6 JS |
148 | set_bit(EV_REP, hi->input->evbit); |
149 | switch (usage->hid & HID_USAGE) { | |
150 | case 0xfd08: ms_map_key_clear(KEY_FORWARD); break; | |
151 | case 0xfd09: ms_map_key_clear(KEY_BACK); break; | |
152 | case 0xfd0b: ms_map_key_clear(KEY_PLAYPAUSE); break; | |
153 | case 0xfd0e: ms_map_key_clear(KEY_CLOSE); break; | |
154 | case 0xfd0f: ms_map_key_clear(KEY_PLAY); break; | |
155 | default: | |
156 | return 0; | |
157 | } | |
158 | return 1; | |
159 | } | |
160 | ||
30576c5f BT |
161 | static int ms_surface_dial_quirk(struct hid_input *hi, struct hid_field *field, |
162 | struct hid_usage *usage, unsigned long **bit, int *max) | |
163 | { | |
164 | switch (usage->hid & HID_USAGE_PAGE) { | |
165 | case 0xff070000: | |
30576c5f BT |
166 | case HID_UP_DIGITIZER: |
167 | /* ignore those axis */ | |
168 | return -1; | |
169 | case HID_UP_GENDESK: | |
170 | switch (usage->hid) { | |
171 | case HID_GD_X: | |
30576c5f | 172 | case HID_GD_Y: |
30576c5f BT |
173 | case HID_GD_RFKILL_BTN: |
174 | /* ignore those axis */ | |
175 | return -1; | |
176 | } | |
177 | } | |
178 | ||
179 | return 0; | |
180 | } | |
181 | ||
78a849a6 JS |
182 | static int ms_input_mapping(struct hid_device *hdev, struct hid_input *hi, |
183 | struct hid_field *field, struct hid_usage *usage, | |
184 | unsigned long **bit, int *max) | |
185 | { | |
f2d3b625 AS |
186 | struct ms_data *ms = hid_get_drvdata(hdev); |
187 | unsigned long quirks = ms->quirks; | |
78a849a6 | 188 | |
78a849a6 JS |
189 | if (quirks & MS_ERGONOMY) { |
190 | int ret = ms_ergonomy_kb_quirk(hi, usage, bit, max); | |
191 | if (ret) | |
192 | return ret; | |
193 | } | |
194 | ||
195 | if ((quirks & MS_PRESENTER) && | |
196 | ms_presenter_8k_quirk(hi, usage, bit, max)) | |
197 | return 1; | |
198 | ||
30576c5f BT |
199 | if (quirks & MS_SURFACE_DIAL) { |
200 | int ret = ms_surface_dial_quirk(hi, field, usage, bit, max); | |
201 | ||
202 | if (ret) | |
203 | return ret; | |
204 | } | |
205 | ||
78a849a6 JS |
206 | return 0; |
207 | } | |
208 | ||
23c10bec AS |
209 | static int ms_input_mapped(struct hid_device *hdev, struct hid_input *hi, |
210 | struct hid_field *field, struct hid_usage *usage, | |
211 | unsigned long **bit, int *max) | |
212 | { | |
f2d3b625 AS |
213 | struct ms_data *ms = hid_get_drvdata(hdev); |
214 | unsigned long quirks = ms->quirks; | |
23c10bec AS |
215 | |
216 | if (quirks & MS_DUPLICATE_USAGES) | |
217 | clear_bit(usage->code, *bit); | |
218 | ||
219 | return 0; | |
220 | } | |
221 | ||
78a849a6 JS |
222 | static int ms_event(struct hid_device *hdev, struct hid_field *field, |
223 | struct hid_usage *usage, __s32 value) | |
224 | { | |
f2d3b625 AS |
225 | struct ms_data *ms = hid_get_drvdata(hdev); |
226 | unsigned long quirks = ms->quirks; | |
3faed1af | 227 | struct input_dev *input; |
78a849a6 JS |
228 | |
229 | if (!(hdev->claimed & HID_CLAIMED_INPUT) || !field->hidinput || | |
230 | !usage->type) | |
231 | return 0; | |
232 | ||
3faed1af HG |
233 | input = field->hidinput->input; |
234 | ||
78a849a6 | 235 | /* Handling MS keyboards special buttons */ |
3faed1af HG |
236 | if (quirks & MS_ERGONOMY && usage->hid == (HID_UP_MSVENDOR | 0xff00)) { |
237 | /* Special keypad keys */ | |
238 | input_report_key(input, KEY_KPEQUAL, value & 0x01); | |
239 | input_report_key(input, KEY_KPLEFTPAREN, value & 0x02); | |
240 | input_report_key(input, KEY_KPRIGHTPAREN, value & 0x04); | |
241 | return 1; | |
242 | } | |
243 | ||
244 | if (quirks & MS_ERGONOMY && usage->hid == (HID_UP_MSVENDOR | 0xff01)) { | |
245 | /* Scroll wheel */ | |
246 | int step = ((value & 0x60) >> 5) + 1; | |
247 | ||
248 | switch (value & 0x1f) { | |
249 | case 0x01: | |
250 | input_report_rel(input, REL_WHEEL, step); | |
251 | break; | |
252 | case 0x1f: | |
253 | input_report_rel(input, REL_WHEEL, -step); | |
254 | break; | |
255 | } | |
256 | return 1; | |
257 | } | |
258 | ||
78a849a6 | 259 | if (quirks & MS_ERGONOMY && usage->hid == (HID_UP_MSVENDOR | 0xff05)) { |
78a849a6 JS |
260 | static unsigned int last_key = 0; |
261 | unsigned int key = 0; | |
262 | switch (value) { | |
263 | case 0x01: key = KEY_F14; break; | |
264 | case 0x02: key = KEY_F15; break; | |
265 | case 0x04: key = KEY_F16; break; | |
266 | case 0x08: key = KEY_F17; break; | |
267 | case 0x10: key = KEY_F18; break; | |
268 | } | |
269 | if (key) { | |
270 | input_event(input, usage->type, key, 1); | |
271 | last_key = key; | |
272 | } else | |
273 | input_event(input, usage->type, last_key, 0); | |
274 | ||
275 | return 1; | |
276 | } | |
277 | ||
278 | return 0; | |
279 | } | |
280 | ||
73c5b254 AS |
281 | static void ms_ff_worker(struct work_struct *work) |
282 | { | |
283 | struct ms_data *ms = container_of(work, struct ms_data, ff_worker); | |
284 | struct hid_device *hdev = ms->hdev; | |
285 | struct xb1s_ff_report *r = ms->output_report_dmabuf; | |
286 | int ret; | |
287 | ||
288 | memset(r, 0, sizeof(*r)); | |
289 | ||
290 | r->report_id = XB1S_FF_REPORT; | |
291 | r->enable = ENABLE_WEAK | ENABLE_STRONG; | |
292 | /* | |
293 | * Specifying maximum duration and maximum loop count should | |
294 | * cover maximum duration of a single effect, which is 65536 | |
295 | * ms | |
296 | */ | |
297 | r->duration_10ms = U8_MAX; | |
298 | r->loop_count = U8_MAX; | |
299 | r->magnitude[MAGNITUDE_STRONG] = ms->strong; /* left actuator */ | |
300 | r->magnitude[MAGNITUDE_WEAK] = ms->weak; /* right actuator */ | |
301 | ||
302 | ret = hid_hw_output_report(hdev, (__u8 *)r, sizeof(*r)); | |
8bb35370 | 303 | if (ret < 0) |
73c5b254 AS |
304 | hid_warn(hdev, "failed to send FF report\n"); |
305 | } | |
306 | ||
307 | static int ms_play_effect(struct input_dev *dev, void *data, | |
308 | struct ff_effect *effect) | |
309 | { | |
310 | struct hid_device *hid = input_get_drvdata(dev); | |
311 | struct ms_data *ms = hid_get_drvdata(hid); | |
312 | ||
313 | if (effect->type != FF_RUMBLE) | |
314 | return 0; | |
315 | ||
316 | /* | |
317 | * Magnitude is 0..100 so scale the 16-bit input here | |
318 | */ | |
319 | ms->strong = ((u32) effect->u.rumble.strong_magnitude * 100) / U16_MAX; | |
320 | ms->weak = ((u32) effect->u.rumble.weak_magnitude * 100) / U16_MAX; | |
321 | ||
322 | schedule_work(&ms->ff_worker); | |
323 | return 0; | |
324 | } | |
325 | ||
326 | static int ms_init_ff(struct hid_device *hdev) | |
327 | { | |
d9d4b1e4 AS |
328 | struct hid_input *hidinput; |
329 | struct input_dev *input_dev; | |
73c5b254 AS |
330 | struct ms_data *ms = hid_get_drvdata(hdev); |
331 | ||
d9d4b1e4 AS |
332 | if (list_empty(&hdev->inputs)) { |
333 | hid_err(hdev, "no inputs found\n"); | |
334 | return -ENODEV; | |
335 | } | |
336 | hidinput = list_entry(hdev->inputs.next, struct hid_input, list); | |
337 | input_dev = hidinput->input; | |
338 | ||
73c5b254 AS |
339 | if (!(ms->quirks & MS_QUIRK_FF)) |
340 | return 0; | |
341 | ||
342 | ms->hdev = hdev; | |
343 | INIT_WORK(&ms->ff_worker, ms_ff_worker); | |
344 | ||
345 | ms->output_report_dmabuf = devm_kzalloc(&hdev->dev, | |
346 | sizeof(struct xb1s_ff_report), | |
347 | GFP_KERNEL); | |
348 | if (ms->output_report_dmabuf == NULL) | |
349 | return -ENOMEM; | |
350 | ||
351 | input_set_capability(input_dev, EV_FF, FF_RUMBLE); | |
352 | return input_ff_create_memless(input_dev, NULL, ms_play_effect); | |
353 | } | |
354 | ||
355 | static void ms_remove_ff(struct hid_device *hdev) | |
356 | { | |
357 | struct ms_data *ms = hid_get_drvdata(hdev); | |
358 | ||
359 | if (!(ms->quirks & MS_QUIRK_FF)) | |
360 | return; | |
361 | ||
362 | cancel_work_sync(&ms->ff_worker); | |
363 | } | |
364 | ||
78a849a6 JS |
365 | static int ms_probe(struct hid_device *hdev, const struct hid_device_id *id) |
366 | { | |
367 | unsigned long quirks = id->driver_data; | |
f2d3b625 | 368 | struct ms_data *ms; |
78a849a6 JS |
369 | int ret; |
370 | ||
f2d3b625 AS |
371 | ms = devm_kzalloc(&hdev->dev, sizeof(*ms), GFP_KERNEL); |
372 | if (ms == NULL) | |
373 | return -ENOMEM; | |
374 | ||
375 | ms->quirks = quirks; | |
376 | ||
377 | hid_set_drvdata(hdev, ms); | |
78a849a6 | 378 | |
78a849a6 JS |
379 | if (quirks & MS_NOGET) |
380 | hdev->quirks |= HID_QUIRK_NOGET; | |
381 | ||
30576c5f BT |
382 | if (quirks & MS_SURFACE_DIAL) |
383 | hdev->quirks |= HID_QUIRK_INPUT_PER_APP; | |
384 | ||
78a849a6 JS |
385 | ret = hid_parse(hdev); |
386 | if (ret) { | |
4291ee30 | 387 | hid_err(hdev, "parse failed\n"); |
78a849a6 JS |
388 | goto err_free; |
389 | } | |
390 | ||
93c10132 JS |
391 | ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT | ((quirks & MS_HIDINPUT) ? |
392 | HID_CONNECT_HIDINPUT_FORCE : 0)); | |
78a849a6 | 393 | if (ret) { |
4291ee30 | 394 | hid_err(hdev, "hw start failed\n"); |
78a849a6 JS |
395 | goto err_free; |
396 | } | |
397 | ||
73c5b254 AS |
398 | ret = ms_init_ff(hdev); |
399 | if (ret) | |
400 | hid_err(hdev, "could not initialize ff, continuing anyway"); | |
401 | ||
78a849a6 JS |
402 | return 0; |
403 | err_free: | |
404 | return ret; | |
405 | } | |
406 | ||
73c5b254 AS |
407 | static void ms_remove(struct hid_device *hdev) |
408 | { | |
409 | hid_hw_stop(hdev); | |
410 | ms_remove_ff(hdev); | |
411 | } | |
412 | ||
78a849a6 JS |
413 | static const struct hid_device_id ms_devices[] = { |
414 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_SIDEWINDER_GV), | |
415 | .driver_data = MS_HIDINPUT }, | |
3faed1af HG |
416 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_OFFICE_KB), |
417 | .driver_data = MS_ERGONOMY }, | |
78a849a6 JS |
418 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K), |
419 | .driver_data = MS_ERGONOMY }, | |
89759e20 AJ |
420 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE4K_JP), |
421 | .driver_data = MS_ERGONOMY }, | |
ef567cf9 JS |
422 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_NE7K), |
423 | .driver_data = MS_ERGONOMY }, | |
78a849a6 JS |
424 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_LK6K), |
425 | .driver_data = MS_ERGONOMY | MS_RDESC }, | |
426 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_USB), | |
427 | .driver_data = MS_PRESENTER }, | |
f3b83d71 | 428 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3K), |
52dc085a | 429 | .driver_data = MS_ERGONOMY }, |
c847a89a ALH |
430 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_7K), |
431 | .driver_data = MS_ERGONOMY }, | |
432 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_600), | |
433 | .driver_data = MS_ERGONOMY }, | |
434 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_DIGITAL_MEDIA_3KV1), | |
435 | .driver_data = MS_ERGONOMY }, | |
78a849a6 JS |
436 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_WIRELESS_OPTICAL_DESKTOP_3_0), |
437 | .driver_data = MS_NOGET }, | |
23c10bec AS |
438 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500), |
439 | .driver_data = MS_DUPLICATE_USAGES }, | |
18eec2cd RR |
440 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_POWER_COVER), |
441 | .driver_data = MS_HIDINPUT }, | |
f9a82c20 SB |
442 | { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_KEYBOARD), |
443 | .driver_data = MS_ERGONOMY}, | |
78a849a6 JS |
444 | |
445 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_PRESENTER_8K_BT), | |
446 | .driver_data = MS_PRESENTER }, | |
30576c5f BT |
447 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, 0x091B), |
448 | .driver_data = MS_SURFACE_DIAL }, | |
73c5b254 AS |
449 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_XBOX_ONE_S_CONTROLLER), |
450 | .driver_data = MS_QUIRK_FF }, | |
724a419e NM |
451 | { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_8BITDO_SN30_PRO_PLUS), |
452 | .driver_data = MS_QUIRK_FF }, | |
78a849a6 JS |
453 | { } |
454 | }; | |
455 | MODULE_DEVICE_TABLE(hid, ms_devices); | |
456 | ||
457 | static struct hid_driver ms_driver = { | |
458 | .name = "microsoft", | |
459 | .id_table = ms_devices, | |
460 | .report_fixup = ms_report_fixup, | |
461 | .input_mapping = ms_input_mapping, | |
23c10bec | 462 | .input_mapped = ms_input_mapped, |
78a849a6 JS |
463 | .event = ms_event, |
464 | .probe = ms_probe, | |
73c5b254 | 465 | .remove = ms_remove, |
78a849a6 | 466 | }; |
f425458e | 467 | module_hid_driver(ms_driver); |
78a849a6 | 468 | |
78a849a6 | 469 | MODULE_LICENSE("GPL"); |