Version:  2.0.40 2.2.26 2.4.37 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18 3.19 4.0 4.1 4.2

Linux/drivers/hid/hid-kye.c

  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 
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 
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  */
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 
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 

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