1 /*
2 * HID driver for Kye/Genius devices not fully compliant with HID standard
3 *
4 * Copyright (c) 2009 Jiri Kosina
5 * Copyright (c) 2009 Tomas Hanak
6 * Copyright (c) 2012 Nikolai Kondrashov
7 */
8
9 /*
10 * This program is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by the Free
12 * Software Foundation; either version 2 of the License, or (at your option)
13 * any later version.
14 */
15
16 #include <linux/device.h>
17 #include <linux/hid.h>
18 #include <linux/module.h>
19
20 #include "hid-ids.h"
21
22 /*
23 * See EasyPen i405X description, device and HID report descriptors at
24 * http://sf.net/apps/mediawiki/digimend/?title=KYE_EasyPen_i405X
25 */
26
27 /* Original EasyPen i405X report descriptor size */
28 #define EASYPEN_I405X_RDESC_ORIG_SIZE 476
29
30 /* Fixed EasyPen i405X report descriptor */
31 static __u8 easypen_i405x_rdesc_fixed[] = {
32 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
33 0x09, 0x01, /* Usage (01h), */
34 0xA1, 0x01, /* Collection (Application), */
35 0x85, 0x05, /* Report ID (5), */
36 0x09, 0x01, /* Usage (01h), */
37 0x15, 0x80, /* Logical Minimum (-128), */
38 0x25, 0x7F, /* Logical Maximum (127), */
39 0x75, 0x08, /* Report Size (8), */
40 0x95, 0x07, /* Report Count (7), */
41 0xB1, 0x02, /* Feature (Variable), */
42 0xC0, /* End Collection, */
43 0x05, 0x0D, /* Usage Page (Digitizer), */
44 0x09, 0x02, /* Usage (Pen), */
45 0xA1, 0x01, /* Collection (Application), */
46 0x85, 0x10, /* Report ID (16), */
47 0x09, 0x20, /* Usage (Stylus), */
48 0xA0, /* Collection (Physical), */
49 0x14, /* Logical Minimum (0), */
50 0x25, 0x01, /* Logical Maximum (1), */
51 0x75, 0x01, /* Report Size (1), */
52 0x09, 0x42, /* Usage (Tip Switch), */
53 0x09, 0x44, /* Usage (Barrel Switch), */
54 0x09, 0x46, /* Usage (Tablet Pick), */
55 0x95, 0x03, /* Report Count (3), */
56 0x81, 0x02, /* Input (Variable), */
57 0x95, 0x04, /* Report Count (4), */
58 0x81, 0x03, /* Input (Constant, Variable), */
59 0x09, 0x32, /* Usage (In Range), */
60 0x95, 0x01, /* Report Count (1), */
61 0x81, 0x02, /* Input (Variable), */
62 0x75, 0x10, /* Report Size (16), */
63 0x95, 0x01, /* Report Count (1), */
64 0xA4, /* Push, */
65 0x05, 0x01, /* Usage Page (Desktop), */
66 0x55, 0xFD, /* Unit Exponent (-3), */
67 0x65, 0x13, /* Unit (Inch), */
68 0x34, /* Physical Minimum (0), */
69 0x09, 0x30, /* Usage (X), */
70 0x46, 0x7C, 0x15, /* Physical Maximum (5500), */
71 0x26, 0x00, 0x37, /* Logical Maximum (14080), */
72 0x81, 0x02, /* Input (Variable), */
73 0x09, 0x31, /* Usage (Y), */
74 0x46, 0xA0, 0x0F, /* Physical Maximum (4000), */
75 0x26, 0x00, 0x28, /* Logical Maximum (10240), */
76 0x81, 0x02, /* Input (Variable), */
77 0xB4, /* Pop, */
78 0x09, 0x30, /* Usage (Tip Pressure), */
79 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
80 0x81, 0x02, /* Input (Variable), */
81 0xC0, /* End Collection, */
82 0xC0 /* End Collection */
83 };
84
85 /*
86 * See MousePen i608X description, device and HID report descriptors at
87 * http://sf.net/apps/mediawiki/digimend/?title=KYE_MousePen_i608X
88 */
89
90 /* Original MousePen i608X report descriptor size */
91 #define MOUSEPEN_I608X_RDESC_ORIG_SIZE 476
92
93 /* Fixed MousePen i608X report descriptor */
94 static __u8 mousepen_i608x_rdesc_fixed[] = {
95 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
96 0x09, 0x01, /* Usage (01h), */
97 0xA1, 0x01, /* Collection (Application), */
98 0x85, 0x05, /* Report ID (5), */
99 0x09, 0x01, /* Usage (01h), */
100 0x15, 0x80, /* Logical Minimum (-128), */
101 0x25, 0x7F, /* Logical Maximum (127), */
102 0x75, 0x08, /* Report Size (8), */
103 0x95, 0x07, /* Report Count (7), */
104 0xB1, 0x02, /* Feature (Variable), */
105 0xC0, /* End Collection, */
106 0x05, 0x0D, /* Usage Page (Digitizer), */
107 0x09, 0x02, /* Usage (Pen), */
108 0xA1, 0x01, /* Collection (Application), */
109 0x85, 0x10, /* Report ID (16), */
110 0x09, 0x20, /* Usage (Stylus), */
111 0xA0, /* Collection (Physical), */
112 0x14, /* Logical Minimum (0), */
113 0x25, 0x01, /* Logical Maximum (1), */
114 0x75, 0x01, /* Report Size (1), */
115 0x09, 0x42, /* Usage (Tip Switch), */
116 0x09, 0x44, /* Usage (Barrel Switch), */
117 0x09, 0x46, /* Usage (Tablet Pick), */
118 0x95, 0x03, /* Report Count (3), */
119 0x81, 0x02, /* Input (Variable), */
120 0x95, 0x04, /* Report Count (4), */
121 0x81, 0x03, /* Input (Constant, Variable), */
122 0x09, 0x32, /* Usage (In Range), */
123 0x95, 0x01, /* Report Count (1), */
124 0x81, 0x02, /* Input (Variable), */
125 0x75, 0x10, /* Report Size (16), */
126 0x95, 0x01, /* Report Count (1), */
127 0xA4, /* Push, */
128 0x05, 0x01, /* Usage Page (Desktop), */
129 0x55, 0xFD, /* Unit Exponent (-3), */
130 0x65, 0x13, /* Unit (Inch), */
131 0x34, /* Physical Minimum (0), */
132 0x09, 0x30, /* Usage (X), */
133 0x46, 0x40, 0x1F, /* Physical Maximum (8000), */
134 0x26, 0x00, 0x50, /* Logical Maximum (20480), */
135 0x81, 0x02, /* Input (Variable), */
136 0x09, 0x31, /* Usage (Y), */
137 0x46, 0x70, 0x17, /* Physical Maximum (6000), */
138 0x26, 0x00, 0x3C, /* Logical Maximum (15360), */
139 0x81, 0x02, /* Input (Variable), */
140 0xB4, /* Pop, */
141 0x09, 0x30, /* Usage (Tip Pressure), */
142 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
143 0x81, 0x02, /* Input (Variable), */
144 0xC0, /* End Collection, */
145 0xC0, /* End Collection, */
146 0x05, 0x01, /* Usage Page (Desktop), */
147 0x09, 0x02, /* Usage (Mouse), */
148 0xA1, 0x01, /* Collection (Application), */
149 0x85, 0x11, /* Report ID (17), */
150 0x09, 0x01, /* Usage (Pointer), */
151 0xA0, /* Collection (Physical), */
152 0x14, /* Logical Minimum (0), */
153 0xA4, /* Push, */
154 0x05, 0x09, /* Usage Page (Button), */
155 0x75, 0x01, /* Report Size (1), */
156 0x19, 0x01, /* Usage Minimum (01h), */
157 0x29, 0x03, /* Usage Maximum (03h), */
158 0x25, 0x01, /* Logical Maximum (1), */
159 0x95, 0x03, /* Report Count (3), */
160 0x81, 0x02, /* Input (Variable), */
161 0x95, 0x05, /* Report Count (5), */
162 0x81, 0x01, /* Input (Constant), */
163 0xB4, /* Pop, */
164 0x95, 0x01, /* Report Count (1), */
165 0xA4, /* Push, */
166 0x55, 0xFD, /* Unit Exponent (-3), */
167 0x65, 0x13, /* Unit (Inch), */
168 0x34, /* Physical Minimum (0), */
169 0x75, 0x10, /* Report Size (16), */
170 0x09, 0x30, /* Usage (X), */
171 0x46, 0x40, 0x1F, /* Physical Maximum (8000), */
172 0x26, 0x00, 0x50, /* Logical Maximum (20480), */
173 0x81, 0x02, /* Input (Variable), */
174 0x09, 0x31, /* Usage (Y), */
175 0x46, 0x70, 0x17, /* Physical Maximum (6000), */
176 0x26, 0x00, 0x3C, /* Logical Maximum (15360), */
177 0x81, 0x02, /* Input (Variable), */
178 0xB4, /* Pop, */
179 0x75, 0x08, /* Report Size (8), */
180 0x09, 0x38, /* Usage (Wheel), */
181 0x15, 0xFF, /* Logical Minimum (-1), */
182 0x25, 0x01, /* Logical Maximum (1), */
183 0x81, 0x06, /* Input (Variable, Relative), */
184 0x81, 0x01, /* Input (Constant), */
185 0xC0, /* End Collection, */
186 0xC0 /* End Collection */
187 };
188
189 /*
190 * See EasyPen M610X description, device and HID report descriptors at
191 * http://sf.net/apps/mediawiki/digimend/?title=KYE_EasyPen_M610X
192 */
193
194 /* Original EasyPen M610X report descriptor size */
195 #define EASYPEN_M610X_RDESC_ORIG_SIZE 476
196
197 /* Fixed EasyPen M610X report descriptor */
198 static __u8 easypen_m610x_rdesc_fixed[] = {
199 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
200 0x09, 0x01, /* Usage (01h), */
201 0xA1, 0x01, /* Collection (Application), */
202 0x85, 0x05, /* Report ID (5), */
203 0x09, 0x01, /* Usage (01h), */
204 0x15, 0x80, /* Logical Minimum (-128), */
205 0x25, 0x7F, /* Logical Maximum (127), */
206 0x75, 0x08, /* Report Size (8), */
207 0x95, 0x07, /* Report Count (7), */
208 0xB1, 0x02, /* Feature (Variable), */
209 0xC0, /* End Collection, */
210 0x05, 0x0D, /* Usage Page (Digitizer), */
211 0x09, 0x02, /* Usage (Pen), */
212 0xA1, 0x01, /* Collection (Application), */
213 0x85, 0x10, /* Report ID (16), */
214 0x09, 0x20, /* Usage (Stylus), */
215 0xA0, /* Collection (Physical), */
216 0x14, /* Logical Minimum (0), */
217 0x25, 0x01, /* Logical Maximum (1), */
218 0x75, 0x01, /* Report Size (1), */
219 0x09, 0x42, /* Usage (Tip Switch), */
220 0x09, 0x44, /* Usage (Barrel Switch), */
221 0x09, 0x46, /* Usage (Tablet Pick), */
222 0x95, 0x03, /* Report Count (3), */
223 0x81, 0x02, /* Input (Variable), */
224 0x95, 0x04, /* Report Count (4), */
225 0x81, 0x03, /* Input (Constant, Variable), */
226 0x09, 0x32, /* Usage (In Range), */
227 0x95, 0x01, /* Report Count (1), */
228 0x81, 0x02, /* Input (Variable), */
229 0x75, 0x10, /* Report Size (16), */
230 0x95, 0x01, /* Report Count (1), */
231 0xA4, /* Push, */
232 0x05, 0x01, /* Usage Page (Desktop), */
233 0x55, 0xFD, /* Unit Exponent (-3), */
234 0x65, 0x13, /* Unit (Inch), */
235 0x34, /* Physical Minimum (0), */
236 0x09, 0x30, /* Usage (X), */
237 0x46, 0x10, 0x27, /* Physical Maximum (10000), */
238 0x27, 0x00, 0xA0, 0x00, 0x00, /* Logical Maximum (40960), */
239 0x81, 0x02, /* Input (Variable), */
240 0x09, 0x31, /* Usage (Y), */
241 0x46, 0x6A, 0x18, /* Physical Maximum (6250), */
242 0x26, 0x00, 0x64, /* Logical Maximum (25600), */
243 0x81, 0x02, /* Input (Variable), */
244 0xB4, /* Pop, */
245 0x09, 0x30, /* Usage (Tip Pressure), */
246 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
247 0x81, 0x02, /* Input (Variable), */
248 0xC0, /* End Collection, */
249 0xC0, /* End Collection, */
250 0x05, 0x0C, /* Usage Page (Consumer), */
251 0x09, 0x01, /* Usage (Consumer Control), */
252 0xA1, 0x01, /* Collection (Application), */
253 0x85, 0x12, /* Report ID (18), */
254 0x14, /* Logical Minimum (0), */
255 0x25, 0x01, /* Logical Maximum (1), */
256 0x75, 0x01, /* Report Size (1), */
257 0x95, 0x04, /* Report Count (4), */
258 0x0A, 0x1A, 0x02, /* Usage (AC Undo), */
259 0x0A, 0x79, 0x02, /* Usage (AC Redo Or Repeat), */
260 0x0A, 0x2D, 0x02, /* Usage (AC Zoom In), */
261 0x0A, 0x2E, 0x02, /* Usage (AC Zoom Out), */
262 0x81, 0x02, /* Input (Variable), */
263 0x95, 0x01, /* Report Count (1), */
264 0x75, 0x14, /* Report Size (20), */
265 0x81, 0x03, /* Input (Constant, Variable), */
266 0x75, 0x20, /* Report Size (32), */
267 0x81, 0x03, /* Input (Constant, Variable), */
268 0xC0 /* End Collection */
269 };
270
271
272 /* Original PenSketch M912 report descriptor size */
273 #define PENSKETCH_M912_RDESC_ORIG_SIZE 482
274
275 /* Fixed PenSketch M912 report descriptor */
276 static __u8 pensketch_m912_rdesc_fixed[] = {
277 0x05, 0x01, /* Usage Page (Desktop), */
278 0x08, /* Usage (00h), */
279 0xA1, 0x01, /* Collection (Application), */
280 0x85, 0x05, /* Report ID (5), */
281 0x06, 0x00, 0xFF, /* Usage Page (FF00h), */
282 0x09, 0x01, /* Usage (01h), */
283 0x15, 0x81, /* Logical Minimum (-127), */
284 0x25, 0x7F, /* Logical Maximum (127), */
285 0x75, 0x08, /* Report Size (8), */
286 0x95, 0x07, /* Report Count (7), */
287 0xB1, 0x02, /* Feature (Variable), */
288 0xC0, /* End Collection, */
289 0x05, 0x0D, /* Usage Page (Digitizer), */
290 0x09, 0x02, /* Usage (Pen), */
291 0xA1, 0x01, /* Collection (Application), */
292 0x85, 0x10, /* Report ID (16), */
293 0x09, 0x20, /* Usage (Stylus), */
294 0xA0, /* Collection (Physical), */
295 0x09, 0x42, /* Usage (Tip Switch), */
296 0x09, 0x44, /* Usage (Barrel Switch), */
297 0x09, 0x46, /* Usage (Tablet Pick), */
298 0x14, /* Logical Minimum (0), */
299 0x25, 0x01, /* Logical Maximum (1), */
300 0x75, 0x01, /* Report Size (1), */
301 0x95, 0x03, /* Report Count (3), */
302 0x81, 0x02, /* Input (Variable), */
303 0x95, 0x04, /* Report Count (4), */
304 0x81, 0x03, /* Input (Constant, Variable), */
305 0x09, 0x32, /* Usage (In Range), */
306 0x95, 0x01, /* Report Count (1), */
307 0x81, 0x02, /* Input (Variable), */
308 0x75, 0x10, /* Report Size (16), */
309 0x95, 0x01, /* Report Count (1), */
310 0xA4, /* Push, */
311 0x05, 0x01, /* Usage Page (Desktop), */
312 0x55, 0xFD, /* Unit Exponent (-3), */
313 0x65, 0x13, /* Unit (Inch), */
314 0x14, /* Logical Minimum (0), */
315 0x34, /* Physical Minimum (0), */
316 0x09, 0x30, /* Usage (X), */
317 0x27, 0x00, 0xF0, 0x00, 0x00, /* Logical Maximum (61440), */
318 0x46, 0xE0, 0x2E, /* Physical Maximum (12000), */
319 0x81, 0x02, /* Input (Variable), */
320 0x09, 0x31, /* Usage (Y), */
321 0x27, 0x00, 0xB4, 0x00, 0x00, /* Logical Maximum (46080), */
322 0x46, 0x28, 0x23, /* Physical Maximum (9000), */
323 0x81, 0x02, /* Input (Variable), */
324 0xB4, /* Pop, */
325 0x09, 0x30, /* Usage (Tip Pressure), */
326 0x14, /* Logical Minimum (0), */
327 0x26, 0xFF, 0x07, /* Logical Maximum (2047), */
328 0x81, 0x02, /* Input (Variable), */
329 0xC0, /* End Collection, */
330 0xC0, /* End Collection, */
331 0x05, 0x0D, /* Usage Page (Digitizer), */
332 0x09, 0x21, /* Usage (Puck), */
333 0xA1, 0x01, /* Collection (Application), */
334 0x85, 0x11, /* Report ID (17), */
335 0x09, 0x21, /* Usage (Puck), */
336 0xA0, /* Collection (Physical), */
337 0x05, 0x09, /* Usage Page (Button), */
338 0x75, 0x01, /* Report Size (1), */
339 0x19, 0x01, /* Usage Minimum (01h), */
340 0x29, 0x03, /* Usage Maximum (03h), */
341 0x14, /* Logical Minimum (0), */
342 0x25, 0x01, /* Logical Maximum (1), */
343 0x95, 0x03, /* Report Count (3), */
344 0x81, 0x02, /* Input (Variable), */
345 0x95, 0x04, /* Report Count (4), */
346 0x81, 0x01, /* Input (Constant), */
347 0x95, 0x01, /* Report Count (1), */
348 0x0B, 0x32, 0x00, 0x0D, 0x00, /* Usage (Digitizer In Range), */
349 0x14, /* Logical Minimum (0), */
350 0x25, 0x01, /* Logical Maximum (1), */
351 0x81, 0x02, /* Input (Variable), */
352 0xA4, /* Push, */
353 0x05, 0x01, /* Usage Page (Desktop), */
354 0x75, 0x10, /* Report Size (16), */
355 0x95, 0x01, /* Report Count (1), */
356 0x55, 0xFD, /* Unit Exponent (-3), */
357 0x65, 0x13, /* Unit (Inch), */
358 0x14, /* Logical Minimum (0), */
359 0x34, /* Physical Minimum (0), */
360 0x09, 0x30, /* Usage (X), */
361 0x27, 0x00, 0xF0, 0x00, 0x00, /* Logical Maximum (61440), */
362 0x46, 0xE0, 0x2E, /* Physical Maximum (12000), */
363 0x81, 0x02, /* Input (Variable), */
364 0x09, 0x31, /* Usage (Y), */
365 0x27, 0x00, 0xB4, 0x00, 0x00, /* Logical Maximum (46080), */
366 0x46, 0x28, 0x23, /* Physical Maximum (9000), */
367 0x81, 0x02, /* Input (Variable), */
368 0x09, 0x38, /* Usage (Wheel), */
369 0x75, 0x08, /* Report Size (8), */
370 0x95, 0x01, /* Report Count (1), */
371 0x15, 0xFF, /* Logical Minimum (-1), */
372 0x25, 0x01, /* Logical Maximum (1), */
373 0x34, /* Physical Minimum (0), */
374 0x44, /* Physical Maximum (0), */
375 0x81, 0x06, /* Input (Variable, Relative), */
376 0xB4, /* Pop, */
377 0xC0, /* End Collection, */
378 0xC0, /* End Collection, */
379 0x05, 0x0C, /* Usage Page (Consumer), */
380 0x09, 0x01, /* Usage (Consumer Control), */
381 0xA1, 0x01, /* Collection (Application), */
382 0x85, 0x12, /* Report ID (18), */
383 0x14, /* Logical Minimum (0), */
384 0x25, 0x01, /* Logical Maximum (1), */
385 0x75, 0x01, /* Report Size (1), */
386 0x95, 0x08, /* Report Count (8), */
387 0x05, 0x0C, /* Usage Page (Consumer), */
388 0x0A, 0x6A, 0x02, /* Usage (AC Delete), */
389 0x0A, 0x1A, 0x02, /* Usage (AC Undo), */
390 0x0A, 0x01, 0x02, /* Usage (AC New), */
391 0x0A, 0x2F, 0x02, /* Usage (AC Zoom), */
392 0x0A, 0x25, 0x02, /* Usage (AC Forward), */
393 0x0A, 0x24, 0x02, /* Usage (AC Back), */
394 0x0A, 0x2D, 0x02, /* Usage (AC Zoom In), */
395 0x0A, 0x2E, 0x02, /* Usage (AC Zoom Out), */
396 0x81, 0x02, /* Input (Variable), */
397 0x95, 0x30, /* Report Count (48), */
398 0x81, 0x03, /* Input (Constant, Variable), */
399 0xC0 /* End Collection */
400 };
401
kye_consumer_control_fixup(struct hid_device * hdev,__u8 * rdesc,unsigned int * rsize,int offset,const char * device_name)402 static __u8 *kye_consumer_control_fixup(struct hid_device *hdev, __u8 *rdesc,
403 unsigned int *rsize, int offset, const char *device_name) {
404 /*
405 * the fixup that need to be done:
406 * - change Usage Maximum in the Comsumer Control
407 * (report ID 3) to a reasonable value
408 */
409 if (*rsize >= offset + 31 &&
410 /* Usage Page (Consumer Devices) */
411 rdesc[offset] == 0x05 && rdesc[offset + 1] == 0x0c &&
412 /* Usage (Consumer Control) */
413 rdesc[offset + 2] == 0x09 && rdesc[offset + 3] == 0x01 &&
414 /* Usage Maximum > 12287 */
415 rdesc[offset + 10] == 0x2a && rdesc[offset + 12] > 0x2f) {
416 hid_info(hdev, "fixing up %s report descriptor\n", device_name);
417 rdesc[offset + 12] = 0x2f;
418 }
419 return rdesc;
420 }
421
kye_report_fixup(struct hid_device * hdev,__u8 * rdesc,unsigned int * rsize)422 static __u8 *kye_report_fixup(struct hid_device *hdev, __u8 *rdesc,
423 unsigned int *rsize)
424 {
425 switch (hdev->product) {
426 case USB_DEVICE_ID_KYE_ERGO_525V:
427 /* the fixups that need to be done:
428 * - change led usage page to button for extra buttons
429 * - report size 8 count 1 must be size 1 count 8 for button
430 * bitfield
431 * - change the button usage range to 4-7 for the extra
432 * buttons
433 */
434 if (*rsize >= 75 &&
435 rdesc[61] == 0x05 && rdesc[62] == 0x08 &&
436 rdesc[63] == 0x19 && rdesc[64] == 0x08 &&
437 rdesc[65] == 0x29 && rdesc[66] == 0x0f &&
438 rdesc[71] == 0x75 && rdesc[72] == 0x08 &&
439 rdesc[73] == 0x95 && rdesc[74] == 0x01) {
440 hid_info(hdev,
441 "fixing up Kye/Genius Ergo Mouse "
442 "report descriptor\n");
443 rdesc[62] = 0x09;
444 rdesc[64] = 0x04;
445 rdesc[66] = 0x07;
446 rdesc[72] = 0x01;
447 rdesc[74] = 0x08;
448 }
449 break;
450 case USB_DEVICE_ID_KYE_EASYPEN_I405X:
451 if (*rsize == EASYPEN_I405X_RDESC_ORIG_SIZE) {
452 rdesc = easypen_i405x_rdesc_fixed;
453 *rsize = sizeof(easypen_i405x_rdesc_fixed);
454 }
455 break;
456 case USB_DEVICE_ID_KYE_MOUSEPEN_I608X:
457 case USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2:
458 if (*rsize == MOUSEPEN_I608X_RDESC_ORIG_SIZE) {
459 rdesc = mousepen_i608x_rdesc_fixed;
460 *rsize = sizeof(mousepen_i608x_rdesc_fixed);
461 }
462 break;
463 case USB_DEVICE_ID_KYE_EASYPEN_M610X:
464 if (*rsize == EASYPEN_M610X_RDESC_ORIG_SIZE) {
465 rdesc = easypen_m610x_rdesc_fixed;
466 *rsize = sizeof(easypen_m610x_rdesc_fixed);
467 }
468 break;
469 case USB_DEVICE_ID_KYE_PENSKETCH_M912:
470 if (*rsize == PENSKETCH_M912_RDESC_ORIG_SIZE) {
471 rdesc = pensketch_m912_rdesc_fixed;
472 *rsize = sizeof(pensketch_m912_rdesc_fixed);
473 }
474 break;
475 case USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE:
476 rdesc = kye_consumer_control_fixup(hdev, rdesc, rsize, 104,
477 "Genius Gila Gaming Mouse");
478 break;
479 case USB_DEVICE_ID_GENIUS_GX_IMPERATOR:
480 rdesc = kye_consumer_control_fixup(hdev, rdesc, rsize, 83,
481 "Genius Gx Imperator Keyboard");
482 break;
483 case USB_DEVICE_ID_GENIUS_MANTICORE:
484 rdesc = kye_consumer_control_fixup(hdev, rdesc, rsize, 104,
485 "Genius Manticore Keyboard");
486 break;
487 }
488 return rdesc;
489 }
490
491 /**
492 * Enable fully-functional tablet mode by setting a special feature report.
493 *
494 * @hdev: HID device
495 *
496 * The specific report ID and data were discovered by sniffing the
497 * Windows driver traffic.
498 */
kye_tablet_enable(struct hid_device * hdev)499 static int kye_tablet_enable(struct hid_device *hdev)
500 {
501 struct list_head *list;
502 struct list_head *head;
503 struct hid_report *report;
504 __s32 *value;
505
506 list = &hdev->report_enum[HID_FEATURE_REPORT].report_list;
507 list_for_each(head, list) {
508 report = list_entry(head, struct hid_report, list);
509 if (report->id == 5)
510 break;
511 }
512
513 if (head == list) {
514 hid_err(hdev, "tablet-enabling feature report not found\n");
515 return -ENODEV;
516 }
517
518 if (report->maxfield < 1 || report->field[0]->report_count < 7) {
519 hid_err(hdev, "invalid tablet-enabling feature report\n");
520 return -ENODEV;
521 }
522
523 value = report->field[0]->value;
524
525 value[0] = 0x12;
526 value[1] = 0x10;
527 value[2] = 0x11;
528 value[3] = 0x12;
529 value[4] = 0x00;
530 value[5] = 0x00;
531 value[6] = 0x00;
532 hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
533
534 return 0;
535 }
536
kye_probe(struct hid_device * hdev,const struct hid_device_id * id)537 static int kye_probe(struct hid_device *hdev, const struct hid_device_id *id)
538 {
539 int ret;
540
541 ret = hid_parse(hdev);
542 if (ret) {
543 hid_err(hdev, "parse failed\n");
544 goto err;
545 }
546
547 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
548 if (ret) {
549 hid_err(hdev, "hw start failed\n");
550 goto err;
551 }
552
553 switch (id->product) {
554 case USB_DEVICE_ID_KYE_EASYPEN_I405X:
555 case USB_DEVICE_ID_KYE_MOUSEPEN_I608X:
556 case USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2:
557 case USB_DEVICE_ID_KYE_EASYPEN_M610X:
558 case USB_DEVICE_ID_KYE_PENSKETCH_M912:
559 ret = kye_tablet_enable(hdev);
560 if (ret) {
561 hid_err(hdev, "tablet enabling failed\n");
562 goto enabling_err;
563 }
564 break;
565 case USB_DEVICE_ID_GENIUS_MANTICORE:
566 /*
567 * The manticore keyboard needs to have all the interfaces
568 * opened at least once to be fully functional.
569 */
570 if (hid_hw_open(hdev))
571 hid_hw_close(hdev);
572 break;
573 }
574
575 return 0;
576 enabling_err:
577 hid_hw_stop(hdev);
578 err:
579 return ret;
580 }
581
582 static const struct hid_device_id kye_devices[] = {
583 { HID_USB_DEVICE(USB_VENDOR_ID_KYE, USB_DEVICE_ID_KYE_ERGO_525V) },
584 { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
585 USB_DEVICE_ID_KYE_EASYPEN_I405X) },
586 { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
587 USB_DEVICE_ID_KYE_MOUSEPEN_I608X) },
588 { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
589 USB_DEVICE_ID_KYE_MOUSEPEN_I608X_2) },
590 { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
591 USB_DEVICE_ID_KYE_EASYPEN_M610X) },
592 { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
593 USB_DEVICE_ID_GENIUS_GILA_GAMING_MOUSE) },
594 { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
595 USB_DEVICE_ID_GENIUS_GX_IMPERATOR) },
596 { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
597 USB_DEVICE_ID_GENIUS_MANTICORE) },
598 { HID_USB_DEVICE(USB_VENDOR_ID_KYE,
599 USB_DEVICE_ID_KYE_PENSKETCH_M912) },
600 { }
601 };
602 MODULE_DEVICE_TABLE(hid, kye_devices);
603
604 static struct hid_driver kye_driver = {
605 .name = "kye",
606 .id_table = kye_devices,
607 .probe = kye_probe,
608 .report_fixup = kye_report_fixup,
609 };
610 module_hid_driver(kye_driver);
611
612 MODULE_LICENSE("GPL");
613