Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[linux-2.6-microblaze.git] / drivers / hid / hid-uclogic.c
1 /*
2  *  HID driver for UC-Logic devices not fully compliant with HID standard
3  *
4  *  Copyright (c) 2010 Nikolai Kondrashov
5  */
6
7 /*
8  * This program is free software; you can redistribute it and/or modify it
9  * under the terms of the GNU General Public License as published by the Free
10  * Software Foundation; either version 2 of the License, or (at your option)
11  * any later version.
12  */
13
14 #include <linux/device.h>
15 #include <linux/hid.h>
16 #include <linux/module.h>
17 #include <linux/usb.h>
18
19 #include "hid-ids.h"
20
21 /*
22  * See WPXXXXU model descriptions, device and HID report descriptors at
23  * http://sf.net/apps/mediawiki/digimend/?title=UC-Logic_Tablet_WP4030U
24  * http://sf.net/apps/mediawiki/digimend/?title=UC-Logic_Tablet_WP5540U
25  * http://sf.net/apps/mediawiki/digimend/?title=UC-Logic_Tablet_WP8060U
26  */
27
28 /* Size of the original descriptor of WPXXXXU tablets */
29 #define WPXXXXU_RDESC_ORIG_SIZE 212
30
31 /* Fixed WP4030U report descriptor */
32 static __u8 wp4030u_rdesc_fixed[] = {
33         0x05, 0x0D,         /*  Usage Page (Digitizer),             */
34         0x09, 0x02,         /*  Usage (Pen),                        */
35         0xA1, 0x01,         /*  Collection (Application),           */
36         0x85, 0x09,         /*      Report ID (9),                  */
37         0x09, 0x20,         /*      Usage (Stylus),                 */
38         0xA0,               /*      Collection (Physical),          */
39         0x75, 0x01,         /*          Report Size (1),            */
40         0x09, 0x42,         /*          Usage (Tip Switch),         */
41         0x09, 0x44,         /*          Usage (Barrel Switch),      */
42         0x09, 0x46,         /*          Usage (Tablet Pick),        */
43         0x14,               /*          Logical Minimum (0),        */
44         0x25, 0x01,         /*          Logical Maximum (1),        */
45         0x95, 0x03,         /*          Report Count (3),           */
46         0x81, 0x02,         /*          Input (Variable),           */
47         0x95, 0x05,         /*          Report Count (5),           */
48         0x81, 0x01,         /*          Input (Constant),           */
49         0x75, 0x10,         /*          Report Size (16),           */
50         0x95, 0x01,         /*          Report Count (1),           */
51         0x14,               /*          Logical Minimum (0),        */
52         0xA4,               /*          Push,                       */
53         0x05, 0x01,         /*          Usage Page (Desktop),       */
54         0x55, 0xFD,         /*          Unit Exponent (-3),         */
55         0x65, 0x13,         /*          Unit (Inch),                */
56         0x34,               /*          Physical Minimum (0),       */
57         0x09, 0x30,         /*          Usage (X),                  */
58         0x46, 0xA0, 0x0F,   /*          Physical Maximum (4000),    */
59         0x26, 0xFF, 0x7F,   /*          Logical Maximum (32767),    */
60         0x81, 0x02,         /*          Input (Variable),           */
61         0x09, 0x31,         /*          Usage (Y),                  */
62         0x46, 0xB8, 0x0B,   /*          Physical Maximum (3000),    */
63         0x26, 0xFF, 0x7F,   /*          Logical Maximum (32767),    */
64         0x81, 0x02,         /*          Input (Variable),           */
65         0xB4,               /*          Pop,                        */
66         0x09, 0x30,         /*          Usage (Tip Pressure),       */
67         0x26, 0xFF, 0x03,   /*          Logical Maximum (1023),     */
68         0x81, 0x02,         /*          Input (Variable),           */
69         0xC0,               /*      End Collection,                 */
70         0xC0                /*  End Collection                      */
71 };
72
73 /* Fixed WP5540U report descriptor */
74 static __u8 wp5540u_rdesc_fixed[] = {
75         0x05, 0x0D,         /*  Usage Page (Digitizer),             */
76         0x09, 0x02,         /*  Usage (Pen),                        */
77         0xA1, 0x01,         /*  Collection (Application),           */
78         0x85, 0x09,         /*      Report ID (9),                  */
79         0x09, 0x20,         /*      Usage (Stylus),                 */
80         0xA0,               /*      Collection (Physical),          */
81         0x75, 0x01,         /*          Report Size (1),            */
82         0x09, 0x42,         /*          Usage (Tip Switch),         */
83         0x09, 0x44,         /*          Usage (Barrel Switch),      */
84         0x09, 0x46,         /*          Usage (Tablet Pick),        */
85         0x14,               /*          Logical Minimum (0),        */
86         0x25, 0x01,         /*          Logical Maximum (1),        */
87         0x95, 0x03,         /*          Report Count (3),           */
88         0x81, 0x02,         /*          Input (Variable),           */
89         0x95, 0x05,         /*          Report Count (5),           */
90         0x81, 0x01,         /*          Input (Constant),           */
91         0x75, 0x10,         /*          Report Size (16),           */
92         0x95, 0x01,         /*          Report Count (1),           */
93         0x14,               /*          Logical Minimum (0),        */
94         0xA4,               /*          Push,                       */
95         0x05, 0x01,         /*          Usage Page (Desktop),       */
96         0x55, 0xFD,         /*          Unit Exponent (-3),         */
97         0x65, 0x13,         /*          Unit (Inch),                */
98         0x34,               /*          Physical Minimum (0),       */
99         0x09, 0x30,         /*          Usage (X),                  */
100         0x46, 0x7C, 0x15,   /*          Physical Maximum (5500),    */
101         0x26, 0xFF, 0x7F,   /*          Logical Maximum (32767),    */
102         0x81, 0x02,         /*          Input (Variable),           */
103         0x09, 0x31,         /*          Usage (Y),                  */
104         0x46, 0xA0, 0x0F,   /*          Physical Maximum (4000),    */
105         0x26, 0xFF, 0x7F,   /*          Logical Maximum (32767),    */
106         0x81, 0x02,         /*          Input (Variable),           */
107         0xB4,               /*          Pop,                        */
108         0x09, 0x30,         /*          Usage (Tip Pressure),       */
109         0x26, 0xFF, 0x03,   /*          Logical Maximum (1023),     */
110         0x81, 0x02,         /*          Input (Variable),           */
111         0xC0,               /*      End Collection,                 */
112         0xC0,               /*  End Collection,                     */
113         0x05, 0x01,         /*  Usage Page (Desktop),               */
114         0x09, 0x02,         /*  Usage (Mouse),                      */
115         0xA1, 0x01,         /*  Collection (Application),           */
116         0x85, 0x08,         /*      Report ID (8),                  */
117         0x09, 0x01,         /*      Usage (Pointer),                */
118         0xA0,               /*      Collection (Physical),          */
119         0x75, 0x01,         /*          Report Size (1),            */
120         0x05, 0x09,         /*          Usage Page (Button),        */
121         0x19, 0x01,         /*          Usage Minimum (01h),        */
122         0x29, 0x03,         /*          Usage Maximum (03h),        */
123         0x14,               /*          Logical Minimum (0),        */
124         0x25, 0x01,         /*          Logical Maximum (1),        */
125         0x95, 0x03,         /*          Report Count (3),           */
126         0x81, 0x02,         /*          Input (Variable),           */
127         0x95, 0x05,         /*          Report Count (5),           */
128         0x81, 0x01,         /*          Input (Constant),           */
129         0x05, 0x01,         /*          Usage Page (Desktop),       */
130         0x75, 0x08,         /*          Report Size (8),            */
131         0x09, 0x30,         /*          Usage (X),                  */
132         0x09, 0x31,         /*          Usage (Y),                  */
133         0x15, 0x81,         /*          Logical Minimum (-127),     */
134         0x25, 0x7F,         /*          Logical Maximum (127),      */
135         0x95, 0x02,         /*          Report Count (2),           */
136         0x81, 0x06,         /*          Input (Variable, Relative), */
137         0x09, 0x38,         /*          Usage (Wheel),              */
138         0x15, 0xFF,         /*          Logical Minimum (-1),       */
139         0x25, 0x01,         /*          Logical Maximum (1),        */
140         0x95, 0x01,         /*          Report Count (1),           */
141         0x81, 0x06,         /*          Input (Variable, Relative), */
142         0x81, 0x01,         /*          Input (Constant),           */
143         0xC0,               /*      End Collection,                 */
144         0xC0                /*  End Collection                      */
145 };
146
147 /* Fixed WP8060U report descriptor */
148 static __u8 wp8060u_rdesc_fixed[] = {
149         0x05, 0x0D,         /*  Usage Page (Digitizer),             */
150         0x09, 0x02,         /*  Usage (Pen),                        */
151         0xA1, 0x01,         /*  Collection (Application),           */
152         0x85, 0x09,         /*      Report ID (9),                  */
153         0x09, 0x20,         /*      Usage (Stylus),                 */
154         0xA0,               /*      Collection (Physical),          */
155         0x75, 0x01,         /*          Report Size (1),            */
156         0x09, 0x42,         /*          Usage (Tip Switch),         */
157         0x09, 0x44,         /*          Usage (Barrel Switch),      */
158         0x09, 0x46,         /*          Usage (Tablet Pick),        */
159         0x14,               /*          Logical Minimum (0),        */
160         0x25, 0x01,         /*          Logical Maximum (1),        */
161         0x95, 0x03,         /*          Report Count (3),           */
162         0x81, 0x02,         /*          Input (Variable),           */
163         0x95, 0x05,         /*          Report Count (5),           */
164         0x81, 0x01,         /*          Input (Constant),           */
165         0x75, 0x10,         /*          Report Size (16),           */
166         0x95, 0x01,         /*          Report Count (1),           */
167         0x14,               /*          Logical Minimum (0),        */
168         0xA4,               /*          Push,                       */
169         0x05, 0x01,         /*          Usage Page (Desktop),       */
170         0x55, 0xFD,         /*          Unit Exponent (-3),         */
171         0x65, 0x13,         /*          Unit (Inch),                */
172         0x34,               /*          Physical Minimum (0),       */
173         0x09, 0x30,         /*          Usage (X),                  */
174         0x46, 0x40, 0x1F,   /*          Physical Maximum (8000),    */
175         0x26, 0xFF, 0x7F,   /*          Logical Maximum (32767),    */
176         0x81, 0x02,         /*          Input (Variable),           */
177         0x09, 0x31,         /*          Usage (Y),                  */
178         0x46, 0x70, 0x17,   /*          Physical Maximum (6000),    */
179         0x26, 0xFF, 0x7F,   /*          Logical Maximum (32767),    */
180         0x81, 0x02,         /*          Input (Variable),           */
181         0xB4,               /*          Pop,                        */
182         0x09, 0x30,         /*          Usage (Tip Pressure),       */
183         0x26, 0xFF, 0x03,   /*          Logical Maximum (1023),     */
184         0x81, 0x02,         /*          Input (Variable),           */
185         0xC0,               /*      End Collection,                 */
186         0xC0,               /*  End Collection,                     */
187         0x05, 0x01,         /*  Usage Page (Desktop),               */
188         0x09, 0x02,         /*  Usage (Mouse),                      */
189         0xA1, 0x01,         /*  Collection (Application),           */
190         0x85, 0x08,         /*      Report ID (8),                  */
191         0x09, 0x01,         /*      Usage (Pointer),                */
192         0xA0,               /*      Collection (Physical),          */
193         0x75, 0x01,         /*          Report Size (1),            */
194         0x05, 0x09,         /*          Usage Page (Button),        */
195         0x19, 0x01,         /*          Usage Minimum (01h),        */
196         0x29, 0x03,         /*          Usage Maximum (03h),        */
197         0x14,               /*          Logical Minimum (0),        */
198         0x25, 0x01,         /*          Logical Maximum (1),        */
199         0x95, 0x03,         /*          Report Count (3),           */
200         0x81, 0x02,         /*          Input (Variable),           */
201         0x95, 0x05,         /*          Report Count (5),           */
202         0x81, 0x01,         /*          Input (Constant),           */
203         0x05, 0x01,         /*          Usage Page (Desktop),       */
204         0x75, 0x08,         /*          Report Size (8),            */
205         0x09, 0x30,         /*          Usage (X),                  */
206         0x09, 0x31,         /*          Usage (Y),                  */
207         0x15, 0x81,         /*          Logical Minimum (-127),     */
208         0x25, 0x7F,         /*          Logical Maximum (127),      */
209         0x95, 0x02,         /*          Report Count (2),           */
210         0x81, 0x06,         /*          Input (Variable, Relative), */
211         0x09, 0x38,         /*          Usage (Wheel),              */
212         0x15, 0xFF,         /*          Logical Minimum (-1),       */
213         0x25, 0x01,         /*          Logical Maximum (1),        */
214         0x95, 0x01,         /*          Report Count (1),           */
215         0x81, 0x06,         /*          Input (Variable, Relative), */
216         0x81, 0x01,         /*          Input (Constant),           */
217         0xC0,               /*      End Collection,                 */
218         0xC0                /*  End Collection                      */
219 };
220
221 /*
222  * See WP1062 description, device and HID report descriptors at
223  * http://sf.net/apps/mediawiki/digimend/?title=UC-Logic_Tablet_WP1062
224  */
225
226 /* Size of the original descriptor of WP1062 tablet */
227 #define WP1062_RDESC_ORIG_SIZE  254
228
229 /* Fixed WP1062 report descriptor */
230 static __u8 wp1062_rdesc_fixed[] = {
231         0x05, 0x0D,         /*  Usage Page (Digitizer),             */
232         0x09, 0x02,         /*  Usage (Pen),                        */
233         0xA1, 0x01,         /*  Collection (Application),           */
234         0x85, 0x09,         /*      Report ID (9),                  */
235         0x09, 0x20,         /*      Usage (Stylus),                 */
236         0xA0,               /*      Collection (Physical),          */
237         0x75, 0x01,         /*          Report Size (1),            */
238         0x09, 0x42,         /*          Usage (Tip Switch),         */
239         0x09, 0x44,         /*          Usage (Barrel Switch),      */
240         0x09, 0x46,         /*          Usage (Tablet Pick),        */
241         0x14,               /*          Logical Minimum (0),        */
242         0x25, 0x01,         /*          Logical Maximum (1),        */
243         0x95, 0x03,         /*          Report Count (3),           */
244         0x81, 0x02,         /*          Input (Variable),           */
245         0x95, 0x04,         /*          Report Count (4),           */
246         0x81, 0x01,         /*          Input (Constant),           */
247         0x09, 0x32,         /*          Usage (In Range),           */
248         0x95, 0x01,         /*          Report Count (1),           */
249         0x81, 0x02,         /*          Input (Variable),           */
250         0x75, 0x10,         /*          Report Size (16),           */
251         0x95, 0x01,         /*          Report Count (1),           */
252         0x14,               /*          Logical Minimum (0),        */
253         0xA4,               /*          Push,                       */
254         0x05, 0x01,         /*          Usage Page (Desktop),       */
255         0x55, 0xFD,         /*          Unit Exponent (-3),         */
256         0x65, 0x13,         /*          Unit (Inch),                */
257         0x34,               /*          Physical Minimum (0),       */
258         0x09, 0x30,         /*          Usage (X),                  */
259         0x46, 0x10, 0x27,   /*          Physical Maximum (10000),   */
260         0x26, 0x20, 0x4E,   /*          Logical Maximum (20000),    */
261         0x81, 0x02,         /*          Input (Variable),           */
262         0x09, 0x31,         /*          Usage (Y),                  */
263         0x46, 0xB7, 0x19,   /*          Physical Maximum (6583),    */
264         0x26, 0x6E, 0x33,   /*          Logical Maximum (13166),    */
265         0x81, 0x02,         /*          Input (Variable),           */
266         0xB4,               /*          Pop,                        */
267         0x09, 0x30,         /*          Usage (Tip Pressure),       */
268         0x26, 0xFF, 0x03,   /*          Logical Maximum (1023),     */
269         0x81, 0x02,         /*          Input (Variable),           */
270         0xC0,               /*      End Collection,                 */
271         0xC0                /*  End Collection                      */
272 };
273
274 /*
275  * See PF1209 description, device and HID report descriptors at
276  * http://sf.net/apps/mediawiki/digimend/?title=UC-Logic_Tablet_PF1209
277  */
278
279 /* Size of the original descriptor of PF1209 tablet */
280 #define PF1209_RDESC_ORIG_SIZE  234
281
282 /* Fixed PF1209 report descriptor */
283 static __u8 pf1209_rdesc_fixed[] = {
284         0x05, 0x0D,         /*  Usage Page (Digitizer),             */
285         0x09, 0x02,         /*  Usage (Pen),                        */
286         0xA1, 0x01,         /*  Collection (Application),           */
287         0x85, 0x09,         /*      Report ID (9),                  */
288         0x09, 0x20,         /*      Usage (Stylus),                 */
289         0xA0,               /*      Collection (Physical),          */
290         0x75, 0x01,         /*          Report Size (1),            */
291         0x09, 0x42,         /*          Usage (Tip Switch),         */
292         0x09, 0x44,         /*          Usage (Barrel Switch),      */
293         0x09, 0x46,         /*          Usage (Tablet Pick),        */
294         0x14,               /*          Logical Minimum (0),        */
295         0x25, 0x01,         /*          Logical Maximum (1),        */
296         0x95, 0x03,         /*          Report Count (3),           */
297         0x81, 0x02,         /*          Input (Variable),           */
298         0x95, 0x05,         /*          Report Count (5),           */
299         0x81, 0x01,         /*          Input (Constant),           */
300         0x75, 0x10,         /*          Report Size (16),           */
301         0x95, 0x01,         /*          Report Count (1),           */
302         0x14,               /*          Logical Minimum (0),        */
303         0xA4,               /*          Push,                       */
304         0x05, 0x01,         /*          Usage Page (Desktop),       */
305         0x55, 0xFD,         /*          Unit Exponent (-3),         */
306         0x65, 0x13,         /*          Unit (Inch),                */
307         0x34,               /*          Physical Minimum (0),       */
308         0x09, 0x30,         /*          Usage (X),                  */
309         0x46, 0xE0, 0x2E,   /*          Physical Maximum (12000),   */
310         0x26, 0xFF, 0x7F,   /*          Logical Maximum (32767),    */
311         0x81, 0x02,         /*          Input (Variable),           */
312         0x09, 0x31,         /*          Usage (Y),                  */
313         0x46, 0x28, 0x23,   /*          Physical Maximum (9000),    */
314         0x26, 0xFF, 0x7F,   /*          Logical Maximum (32767),    */
315         0x81, 0x02,         /*          Input (Variable),           */
316         0xB4,               /*          Pop,                        */
317         0x09, 0x30,         /*          Usage (Tip Pressure),       */
318         0x26, 0xFF, 0x03,   /*          Logical Maximum (1023),     */
319         0x81, 0x02,         /*          Input (Variable),           */
320         0xC0,               /*      End Collection,                 */
321         0xC0,               /*  End Collection,                     */
322         0x05, 0x01,         /*  Usage Page (Desktop),               */
323         0x09, 0x02,         /*  Usage (Mouse),                      */
324         0xA1, 0x01,         /*  Collection (Application),           */
325         0x85, 0x08,         /*      Report ID (8),                  */
326         0x09, 0x01,         /*      Usage (Pointer),                */
327         0xA0,               /*      Collection (Physical),          */
328         0x75, 0x01,         /*          Report Size (1),            */
329         0x05, 0x09,         /*          Usage Page (Button),        */
330         0x19, 0x01,         /*          Usage Minimum (01h),        */
331         0x29, 0x03,         /*          Usage Maximum (03h),        */
332         0x14,               /*          Logical Minimum (0),        */
333         0x25, 0x01,         /*          Logical Maximum (1),        */
334         0x95, 0x03,         /*          Report Count (3),           */
335         0x81, 0x02,         /*          Input (Variable),           */
336         0x95, 0x05,         /*          Report Count (5),           */
337         0x81, 0x01,         /*          Input (Constant),           */
338         0x05, 0x01,         /*          Usage Page (Desktop),       */
339         0x75, 0x08,         /*          Report Size (8),            */
340         0x09, 0x30,         /*          Usage (X),                  */
341         0x09, 0x31,         /*          Usage (Y),                  */
342         0x15, 0x81,         /*          Logical Minimum (-127),     */
343         0x25, 0x7F,         /*          Logical Maximum (127),      */
344         0x95, 0x02,         /*          Report Count (2),           */
345         0x81, 0x06,         /*          Input (Variable, Relative), */
346         0x09, 0x38,         /*          Usage (Wheel),              */
347         0x15, 0xFF,         /*          Logical Minimum (-1),       */
348         0x25, 0x01,         /*          Logical Maximum (1),        */
349         0x95, 0x01,         /*          Report Count (1),           */
350         0x81, 0x06,         /*          Input (Variable, Relative), */
351         0x81, 0x01,         /*          Input (Constant),           */
352         0xC0,               /*      End Collection,                 */
353         0xC0                /*  End Collection                      */
354 };
355
356 /*
357  * See TWHL850 description, device and HID report descriptors at
358  * http://sf.net/apps/mediawiki/digimend/?title=UC-Logic_Wireless_Tablet_TWHL850
359  */
360
361 /* Size of the original descriptors of TWHL850 tablet */
362 #define TWHL850_RDESC_ORIG_SIZE0        182
363 #define TWHL850_RDESC_ORIG_SIZE1        161
364 #define TWHL850_RDESC_ORIG_SIZE2        92
365
366 /* Fixed PID 0522 tablet report descriptor, interface 0 (stylus) */
367 static __u8 twhl850_rdesc_fixed0[] = {
368         0x05, 0x0D,         /*  Usage Page (Digitizer),             */
369         0x09, 0x02,         /*  Usage (Pen),                        */
370         0xA1, 0x01,         /*  Collection (Application),           */
371         0x85, 0x09,         /*      Report ID (9),                  */
372         0x09, 0x20,         /*      Usage (Stylus),                 */
373         0xA0,               /*      Collection (Physical),          */
374         0x14,               /*          Logical Minimum (0),        */
375         0x25, 0x01,         /*          Logical Maximum (1),        */
376         0x75, 0x01,         /*          Report Size (1),            */
377         0x95, 0x03,         /*          Report Count (3),           */
378         0x09, 0x42,         /*          Usage (Tip Switch),         */
379         0x09, 0x44,         /*          Usage (Barrel Switch),      */
380         0x09, 0x46,         /*          Usage (Tablet Pick),        */
381         0x81, 0x02,         /*          Input (Variable),           */
382         0x81, 0x03,         /*          Input (Constant, Variable), */
383         0x95, 0x01,         /*          Report Count (1),           */
384         0x09, 0x32,         /*          Usage (In Range),           */
385         0x81, 0x02,         /*          Input (Variable),           */
386         0x81, 0x03,         /*          Input (Constant, Variable), */
387         0x75, 0x10,         /*          Report Size (16),           */
388         0xA4,               /*          Push,                       */
389         0x05, 0x01,         /*          Usage Page (Desktop),       */
390         0x65, 0x13,         /*          Unit (Inch),                */
391         0x55, 0xFD,         /*          Unit Exponent (-3),         */
392         0x34,               /*          Physical Minimum (0),       */
393         0x09, 0x30,         /*          Usage (X),                  */
394         0x46, 0x40, 0x1F,   /*          Physical Maximum (8000),    */
395         0x26, 0x00, 0x7D,   /*          Logical Maximum (32000),    */
396         0x81, 0x02,         /*          Input (Variable),           */
397         0x09, 0x31,         /*          Usage (Y),                  */
398         0x46, 0x88, 0x13,   /*          Physical Maximum (5000),    */
399         0x26, 0x20, 0x4E,   /*          Logical Maximum (20000),    */
400         0x81, 0x02,         /*          Input (Variable),           */
401         0xB4,               /*          Pop,                        */
402         0x09, 0x30,         /*          Usage (Tip Pressure),       */
403         0x26, 0xFF, 0x03,   /*          Logical Maximum (1023),     */
404         0x81, 0x02,         /*          Input (Variable),           */
405         0xC0,               /*      End Collection,                 */
406         0xC0                /*  End Collection                      */
407 };
408
409 /* Fixed PID 0522 tablet report descriptor, interface 1 (mouse) */
410 static __u8 twhl850_rdesc_fixed1[] = {
411         0x05, 0x01,         /*  Usage Page (Desktop),               */
412         0x09, 0x02,         /*  Usage (Mouse),                      */
413         0xA1, 0x01,         /*  Collection (Application),           */
414         0x85, 0x01,         /*      Report ID (1),                  */
415         0x09, 0x01,         /*      Usage (Pointer),                */
416         0xA0,               /*      Collection (Physical),          */
417         0x05, 0x09,         /*          Usage Page (Button),        */
418         0x75, 0x01,         /*          Report Size (1),            */
419         0x95, 0x03,         /*          Report Count (3),           */
420         0x19, 0x01,         /*          Usage Minimum (01h),        */
421         0x29, 0x03,         /*          Usage Maximum (03h),        */
422         0x14,               /*          Logical Minimum (0),        */
423         0x25, 0x01,         /*          Logical Maximum (1),        */
424         0x81, 0x02,         /*          Input (Variable),           */
425         0x95, 0x05,         /*          Report Count (5),           */
426         0x81, 0x03,         /*          Input (Constant, Variable), */
427         0x05, 0x01,         /*          Usage Page (Desktop),       */
428         0x09, 0x30,         /*          Usage (X),                  */
429         0x09, 0x31,         /*          Usage (Y),                  */
430         0x16, 0x00, 0x80,   /*          Logical Minimum (-32768),   */
431         0x26, 0xFF, 0x7F,   /*          Logical Maximum (32767),    */
432         0x75, 0x10,         /*          Report Size (16),           */
433         0x95, 0x02,         /*          Report Count (2),           */
434         0x81, 0x06,         /*          Input (Variable, Relative), */
435         0x09, 0x38,         /*          Usage (Wheel),              */
436         0x15, 0xFF,         /*          Logical Minimum (-1),       */
437         0x25, 0x01,         /*          Logical Maximum (1),        */
438         0x95, 0x01,         /*          Report Count (1),           */
439         0x75, 0x08,         /*          Report Size (8),            */
440         0x81, 0x06,         /*          Input (Variable, Relative), */
441         0x81, 0x03,         /*          Input (Constant, Variable), */
442         0xC0,               /*      End Collection,                 */
443         0xC0                /*  End Collection                      */
444 };
445
446 /* Fixed PID 0522 tablet report descriptor, interface 2 (frame buttons) */
447 static __u8 twhl850_rdesc_fixed2[] = {
448         0x05, 0x01,         /*  Usage Page (Desktop),               */
449         0x09, 0x06,         /*  Usage (Keyboard),                   */
450         0xA1, 0x01,         /*  Collection (Application),           */
451         0x85, 0x03,         /*      Report ID (3),                  */
452         0x05, 0x07,         /*      Usage Page (Keyboard),          */
453         0x14,               /*      Logical Minimum (0),            */
454         0x19, 0xE0,         /*      Usage Minimum (KB Leftcontrol), */
455         0x29, 0xE7,         /*      Usage Maximum (KB Right GUI),   */
456         0x25, 0x01,         /*      Logical Maximum (1),            */
457         0x75, 0x01,         /*      Report Size (1),                */
458         0x95, 0x08,         /*      Report Count (8),               */
459         0x81, 0x02,         /*      Input (Variable),               */
460         0x18,               /*      Usage Minimum (None),           */
461         0x29, 0xFF,         /*      Usage Maximum (FFh),            */
462         0x26, 0xFF, 0x00,   /*      Logical Maximum (255),          */
463         0x75, 0x08,         /*      Report Size (8),                */
464         0x95, 0x06,         /*      Report Count (6),               */
465         0x80,               /*      Input,                          */
466         0xC0                /*  End Collection                      */
467 };
468
469 /*
470  * See TWHA60 description, device and HID report descriptors at
471  * http://sf.net/apps/mediawiki/digimend/?title=UC-Logic_Tablet_TWHA60
472  */
473
474 /* Size of the original descriptors of TWHA60 tablet */
475 #define TWHA60_RDESC_ORIG_SIZE0 254
476 #define TWHA60_RDESC_ORIG_SIZE1 139
477
478 /* Fixed TWHA60 report descriptor, interface 0 (stylus) */
479 static __u8 twha60_rdesc_fixed0[] = {
480         0x05, 0x0D,         /*  Usage Page (Digitizer),             */
481         0x09, 0x02,         /*  Usage (Pen),                        */
482         0xA1, 0x01,         /*  Collection (Application),           */
483         0x85, 0x09,         /*      Report ID (9),                  */
484         0x09, 0x20,         /*      Usage (Stylus),                 */
485         0xA0,               /*      Collection (Physical),          */
486         0x75, 0x01,         /*          Report Size (1),            */
487         0x09, 0x42,         /*          Usage (Tip Switch),         */
488         0x09, 0x44,         /*          Usage (Barrel Switch),      */
489         0x09, 0x46,         /*          Usage (Tablet Pick),        */
490         0x14,               /*          Logical Minimum (0),        */
491         0x25, 0x01,         /*          Logical Maximum (1),        */
492         0x95, 0x03,         /*          Report Count (3),           */
493         0x81, 0x02,         /*          Input (Variable),           */
494         0x95, 0x04,         /*          Report Count (4),           */
495         0x81, 0x01,         /*          Input (Constant),           */
496         0x09, 0x32,         /*          Usage (In Range),           */
497         0x95, 0x01,         /*          Report Count (1),           */
498         0x81, 0x02,         /*          Input (Variable),           */
499         0x75, 0x10,         /*          Report Size (16),           */
500         0x95, 0x01,         /*          Report Count (1),           */
501         0x14,               /*          Logical Minimum (0),        */
502         0xA4,               /*          Push,                       */
503         0x05, 0x01,         /*          Usage Page (Desktop),       */
504         0x55, 0xFD,         /*          Unit Exponent (-3),         */
505         0x65, 0x13,         /*          Unit (Inch),                */
506         0x34,               /*          Physical Minimum (0),       */
507         0x09, 0x30,         /*          Usage (X),                  */
508         0x46, 0x10, 0x27,   /*          Physical Maximum (10000),   */
509         0x27, 0x3F, 0x9C,
510                 0x00, 0x00, /*          Logical Maximum (39999),    */
511         0x81, 0x02,         /*          Input (Variable),           */
512         0x09, 0x31,         /*          Usage (Y),                  */
513         0x46, 0x6A, 0x18,   /*          Physical Maximum (6250),    */
514         0x26, 0xA7, 0x61,   /*          Logical Maximum (24999),    */
515         0x81, 0x02,         /*          Input (Variable),           */
516         0xB4,               /*          Pop,                        */
517         0x09, 0x30,         /*          Usage (Tip Pressure),       */
518         0x26, 0xFF, 0x03,   /*          Logical Maximum (1023),     */
519         0x81, 0x02,         /*          Input (Variable),           */
520         0xC0,               /*      End Collection,                 */
521         0xC0                /*  End Collection                      */
522 };
523
524 /* Fixed TWHA60 report descriptor, interface 1 (frame buttons) */
525 static __u8 twha60_rdesc_fixed1[] = {
526         0x05, 0x01, /*  Usage Page (Desktop),       */
527         0x09, 0x06, /*  Usage (Keyboard),           */
528         0xA1, 0x01, /*  Collection (Application),   */
529         0x85, 0x05, /*      Report ID (5),          */
530         0x05, 0x07, /*      Usage Page (Keyboard),  */
531         0x14,       /*      Logical Minimum (0),    */
532         0x25, 0x01, /*      Logical Maximum (1),    */
533         0x75, 0x01, /*      Report Size (1),        */
534         0x95, 0x08, /*      Report Count (8),       */
535         0x81, 0x01, /*      Input (Constant),       */
536         0x95, 0x0C, /*      Report Count (12),      */
537         0x19, 0x3A, /*      Usage Minimum (KB F1),  */
538         0x29, 0x45, /*      Usage Maximum (KB F12), */
539         0x81, 0x02, /*      Input (Variable),       */
540         0x95, 0x0C, /*      Report Count (12),      */
541         0x19, 0x68, /*      Usage Minimum (KB F13), */
542         0x29, 0x73, /*      Usage Maximum (KB F24), */
543         0x81, 0x02, /*      Input (Variable),       */
544         0x95, 0x08, /*      Report Count (8),       */
545         0x81, 0x01, /*      Input (Constant),       */
546         0xC0        /*  End Collection              */
547 };
548
549 static __u8 *uclogic_report_fixup(struct hid_device *hdev, __u8 *rdesc,
550                                         unsigned int *rsize)
551 {
552         struct usb_interface *iface = to_usb_interface(hdev->dev.parent);
553         __u8 iface_num = iface->cur_altsetting->desc.bInterfaceNumber;
554
555         switch (hdev->product) {
556         case USB_DEVICE_ID_UCLOGIC_TABLET_PF1209:
557                 if (*rsize == PF1209_RDESC_ORIG_SIZE) {
558                         rdesc = pf1209_rdesc_fixed;
559                         *rsize = sizeof(pf1209_rdesc_fixed);
560                 }
561                 break;
562         case USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U:
563                 if (*rsize == WPXXXXU_RDESC_ORIG_SIZE) {
564                         rdesc = wp4030u_rdesc_fixed;
565                         *rsize = sizeof(wp4030u_rdesc_fixed);
566                 }
567                 break;
568         case USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U:
569                 if (*rsize == WPXXXXU_RDESC_ORIG_SIZE) {
570                         rdesc = wp5540u_rdesc_fixed;
571                         *rsize = sizeof(wp5540u_rdesc_fixed);
572                 }
573                 break;
574         case USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U:
575                 if (*rsize == WPXXXXU_RDESC_ORIG_SIZE) {
576                         rdesc = wp8060u_rdesc_fixed;
577                         *rsize = sizeof(wp8060u_rdesc_fixed);
578                 }
579                 break;
580         case USB_DEVICE_ID_UCLOGIC_TABLET_WP1062:
581                 if (*rsize == WP1062_RDESC_ORIG_SIZE) {
582                         rdesc = wp1062_rdesc_fixed;
583                         *rsize = sizeof(wp1062_rdesc_fixed);
584                 }
585                 break;
586         case USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850:
587                 switch (iface_num) {
588                 case 0:
589                         if (*rsize == TWHL850_RDESC_ORIG_SIZE0) {
590                                 rdesc = twhl850_rdesc_fixed0;
591                                 *rsize = sizeof(twhl850_rdesc_fixed0);
592                         }
593                         break;
594                 case 1:
595                         if (*rsize == TWHL850_RDESC_ORIG_SIZE1) {
596                                 rdesc = twhl850_rdesc_fixed1;
597                                 *rsize = sizeof(twhl850_rdesc_fixed1);
598                         }
599                         break;
600                 case 2:
601                         if (*rsize == TWHL850_RDESC_ORIG_SIZE2) {
602                                 rdesc = twhl850_rdesc_fixed2;
603                                 *rsize = sizeof(twhl850_rdesc_fixed2);
604                         }
605                         break;
606                 }
607                 break;
608         case USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60:
609                 switch (iface_num) {
610                 case 0:
611                         if (*rsize == TWHA60_RDESC_ORIG_SIZE0) {
612                                 rdesc = twha60_rdesc_fixed0;
613                                 *rsize = sizeof(twha60_rdesc_fixed0);
614                         }
615                         break;
616                 case 1:
617                         if (*rsize == TWHA60_RDESC_ORIG_SIZE1) {
618                                 rdesc = twha60_rdesc_fixed1;
619                                 *rsize = sizeof(twha60_rdesc_fixed1);
620                         }
621                         break;
622                 }
623                 break;
624         }
625
626         return rdesc;
627 }
628
629 static const struct hid_device_id uclogic_devices[] = {
630         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC,
631                                 USB_DEVICE_ID_UCLOGIC_TABLET_PF1209) },
632         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC,
633                                 USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
634         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC,
635                                 USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
636         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC,
637                                 USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
638         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC,
639                                 USB_DEVICE_ID_UCLOGIC_TABLET_WP1062) },
640         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC,
641                                 USB_DEVICE_ID_UCLOGIC_WIRELESS_TABLET_TWHL850) },
642         { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC,
643                                 USB_DEVICE_ID_UCLOGIC_TABLET_TWHA60) },
644         { }
645 };
646 MODULE_DEVICE_TABLE(hid, uclogic_devices);
647
648 static struct hid_driver uclogic_driver = {
649         .name = "uclogic",
650         .id_table = uclogic_devices,
651         .report_fixup = uclogic_report_fixup,
652 };
653 module_hid_driver(uclogic_driver);
654
655 MODULE_LICENSE("GPL");