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tracehook_notify_death: use task_detached() helper
[linux-2.6/mini2440.git] / drivers / input / tablet / wacom_wac.c
blob2638811c61ace2eff774a5bf212f1043036e978a
1 /*
2 * drivers/input/tablet/wacom_wac.c
3 *
4 * USB Wacom Graphire and Wacom Intuos tablet support - Wacom specific code
5 *
6 */
7
8 /*
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 */
14 #include "wacom.h"
15 #include "wacom_wac.h"
16
17 static int wacom_penpartner_irq(struct wacom_wac *wacom, void *wcombo)
18 {
19 unsigned char *data = wacom->data;
20
21 switch (data[0]) {
22 case 1:
23 if (data[5] & 0x80) {
24 wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
25 wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
26 wacom_report_key(wcombo, wacom->tool[0], 1);
27 wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); /* report tool id */
28 wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1]));
29 wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[3]));
30 wacom_report_abs(wcombo, ABS_PRESSURE, (signed char)data[6] + 127);
31 wacom_report_key(wcombo, BTN_TOUCH, ((signed char)data[6] > -127));
32 wacom_report_key(wcombo, BTN_STYLUS, (data[5] & 0x40));
33 } else {
34 wacom_report_key(wcombo, wacom->tool[0], 0);
35 wacom_report_abs(wcombo, ABS_MISC, 0); /* report tool id */
36 wacom_report_abs(wcombo, ABS_PRESSURE, -1);
37 wacom_report_key(wcombo, BTN_TOUCH, 0);
38 }
39 break;
40 case 2:
41 wacom_report_key(wcombo, BTN_TOOL_PEN, 1);
42 wacom_report_abs(wcombo, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
43 wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1]));
44 wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[3]));
45 wacom_report_abs(wcombo, ABS_PRESSURE, (signed char)data[6] + 127);
46 wacom_report_key(wcombo, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
47 wacom_report_key(wcombo, BTN_STYLUS, (data[5] & 0x40));
48 break;
49 default:
50 printk(KERN_INFO "wacom_penpartner_irq: received unknown report #%d\n", data[0]);
51 return 0;
52 }
53 return 1;
54 }
55
56 static int wacom_pl_irq(struct wacom_wac *wacom, void *wcombo)
57 {
58 unsigned char *data = wacom->data;
59 int prox, pressure;
60
61 if (data[0] != 2) {
62 dbg("wacom_pl_irq: received unknown report #%d", data[0]);
63 return 0;
64 }
65
66 prox = data[1] & 0x40;
67
68 wacom->id[0] = ERASER_DEVICE_ID;
69 if (prox) {
70
71 pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
72 if (wacom->features->pressure_max > 255)
73 pressure = (pressure << 1) | ((data[4] >> 6) & 1);
74 pressure += (wacom->features->pressure_max + 1) / 2;
75
76 /*
77 * if going from out of proximity into proximity select between the eraser
78 * and the pen based on the state of the stylus2 button, choose eraser if
79 * pressed else choose pen. if not a proximity change from out to in, send
80 * an out of proximity for previous tool then a in for new tool.
81 */
82 if (!wacom->tool[0]) {
83 /* Eraser bit set for DTF */
84 if (data[1] & 0x10)
85 wacom->tool[1] = BTN_TOOL_RUBBER;
86 else
87 /* Going into proximity select tool */
88 wacom->tool[1] = (data[4] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
89 } else {
90 /* was entered with stylus2 pressed */
91 if (wacom->tool[1] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
92 /* report out proximity for previous tool */
93 wacom_report_key(wcombo, wacom->tool[1], 0);
94 wacom_input_sync(wcombo);
95 wacom->tool[1] = BTN_TOOL_PEN;
96 return 0;
97 }
98 }
99 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
100 /* Unknown tool selected default to pen tool */
101 wacom->tool[1] = BTN_TOOL_PEN;
102 wacom->id[0] = STYLUS_DEVICE_ID;
103 }
104 wacom_report_key(wcombo, wacom->tool[1], prox); /* report in proximity for tool */
105 wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); /* report tool id */
106 wacom_report_abs(wcombo, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
107 wacom_report_abs(wcombo, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
108 wacom_report_abs(wcombo, ABS_PRESSURE, pressure);
109
110 wacom_report_key(wcombo, BTN_TOUCH, data[4] & 0x08);
111 wacom_report_key(wcombo, BTN_STYLUS, data[4] & 0x10);
112 /* Only allow the stylus2 button to be reported for the pen tool. */
113 wacom_report_key(wcombo, BTN_STYLUS2, (wacom->tool[1] == BTN_TOOL_PEN) && (data[4] & 0x20));
114 } else {
115 /* report proximity-out of a (valid) tool */
116 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
117 /* Unknown tool selected default to pen tool */
118 wacom->tool[1] = BTN_TOOL_PEN;
119 }
120 wacom_report_key(wcombo, wacom->tool[1], prox);
121 }
122
123 wacom->tool[0] = prox; /* Save proximity state */
124 return 1;
125 }
126
127 static int wacom_ptu_irq(struct wacom_wac *wacom, void *wcombo)
128 {
129 unsigned char *data = wacom->data;
130
131 if (data[0] != 2) {
132 printk(KERN_INFO "wacom_ptu_irq: received unknown report #%d\n", data[0]);
133 return 0;
134 }
135
136 if (data[1] & 0x04) {
137 wacom_report_key(wcombo, BTN_TOOL_RUBBER, data[1] & 0x20);
138 wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x08);
139 wacom->id[0] = ERASER_DEVICE_ID;
140 } else {
141 wacom_report_key(wcombo, BTN_TOOL_PEN, data[1] & 0x20);
142 wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x01);
143 wacom->id[0] = STYLUS_DEVICE_ID;
144 }
145 wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); /* report tool id */
146 wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[2]));
147 wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[4]));
148 wacom_report_abs(wcombo, ABS_PRESSURE, wacom_le16_to_cpu(&data[6]));
149 wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02);
150 wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x10);
151 return 1;
152 }
153
154 static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
155 {
156 unsigned char *data = wacom->data;
157 int x, y, rw;
158
159 if (data[0] != 2) {
160 dbg("wacom_graphire_irq: received unknown report #%d", data[0]);
161 return 0;
162 }
163
164 if (data[1] & 0x80) {
165 /* in prox and not a pad data */
166
167 switch ((data[1] >> 5) & 3) {
168
169 case 0: /* Pen */
170 wacom->tool[0] = BTN_TOOL_PEN;
171 wacom->id[0] = STYLUS_DEVICE_ID;
172 break;
173
174 case 1: /* Rubber */
175 wacom->tool[0] = BTN_TOOL_RUBBER;
176 wacom->id[0] = ERASER_DEVICE_ID;
177 break;
178
179 case 2: /* Mouse with wheel */
180 wacom_report_key(wcombo, BTN_MIDDLE, data[1] & 0x04);
181 if (wacom->features->type == WACOM_G4 ||
182 wacom->features->type == WACOM_MO) {
183 rw = data[7] & 0x04 ? (data[7] & 0x03)-4 : (data[7] & 0x03);
184 wacom_report_rel(wcombo, REL_WHEEL, -rw);
185 } else
186 wacom_report_rel(wcombo, REL_WHEEL, -(signed char) data[6]);
187 /* fall through */
188
189 case 3: /* Mouse without wheel */
190 wacom->tool[0] = BTN_TOOL_MOUSE;
191 wacom->id[0] = CURSOR_DEVICE_ID;
192 wacom_report_key(wcombo, BTN_LEFT, data[1] & 0x01);
193 wacom_report_key(wcombo, BTN_RIGHT, data[1] & 0x02);
194 if (wacom->features->type == WACOM_G4 ||
195 wacom->features->type == WACOM_MO)
196 wacom_report_abs(wcombo, ABS_DISTANCE, data[6] & 0x3f);
197 else
198 wacom_report_abs(wcombo, ABS_DISTANCE, data[7] & 0x3f);
199 break;
200 }
201 x = wacom_le16_to_cpu(&data[2]);
202 y = wacom_le16_to_cpu(&data[4]);
203 wacom_report_abs(wcombo, ABS_X, x);
204 wacom_report_abs(wcombo, ABS_Y, y);
205 if (wacom->tool[0] != BTN_TOOL_MOUSE) {
206 wacom_report_abs(wcombo, ABS_PRESSURE, data[6] | ((data[7] & 0x01) << 8));
207 wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x01);
208 wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02);
209 wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x04);
210 }
211 wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); /* report tool id */
212 wacom_report_key(wcombo, wacom->tool[0], 1);
213 } else if (wacom->id[0]) {
214 wacom_report_abs(wcombo, ABS_X, 0);
215 wacom_report_abs(wcombo, ABS_Y, 0);
216 if (wacom->tool[0] == BTN_TOOL_MOUSE) {
217 wacom_report_key(wcombo, BTN_LEFT, 0);
218 wacom_report_key(wcombo, BTN_RIGHT, 0);
219 wacom_report_abs(wcombo, ABS_DISTANCE, 0);
220 } else {
221 wacom_report_abs(wcombo, ABS_PRESSURE, 0);
222 wacom_report_key(wcombo, BTN_TOUCH, 0);
223 wacom_report_key(wcombo, BTN_STYLUS, 0);
224 wacom_report_key(wcombo, BTN_STYLUS2, 0);
225 }
226 wacom->id[0] = 0;
227 wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */
228 wacom_report_key(wcombo, wacom->tool[0], 0);
229 }
230
231 /* send pad data */
232 switch (wacom->features->type) {
233 case WACOM_G4:
234 if (data[7] & 0xf8) {
235 wacom_input_sync(wcombo); /* sync last event */
236 wacom->id[1] = PAD_DEVICE_ID;
237 wacom_report_key(wcombo, BTN_0, (data[7] & 0x40));
238 wacom_report_key(wcombo, BTN_4, (data[7] & 0x80));
239 rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
240 wacom_report_rel(wcombo, REL_WHEEL, rw);
241 wacom_report_key(wcombo, BTN_TOOL_FINGER, 0xf0);
242 wacom_report_abs(wcombo, ABS_MISC, wacom->id[1]);
243 wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0);
244 } else if (wacom->id[1]) {
245 wacom_input_sync(wcombo); /* sync last event */
246 wacom->id[1] = 0;
247 wacom_report_key(wcombo, BTN_0, (data[7] & 0x40));
248 wacom_report_key(wcombo, BTN_4, (data[7] & 0x80));
249 wacom_report_key(wcombo, BTN_TOOL_FINGER, 0);
250 wacom_report_abs(wcombo, ABS_MISC, 0);
251 wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0);
252 }
253 break;
254 case WACOM_MO:
255 if ((data[7] & 0xf8) || (data[8] & 0xff)) {
256 wacom_input_sync(wcombo); /* sync last event */
257 wacom->id[1] = PAD_DEVICE_ID;
258 wacom_report_key(wcombo, BTN_0, (data[7] & 0x08));
259 wacom_report_key(wcombo, BTN_1, (data[7] & 0x20));
260 wacom_report_key(wcombo, BTN_4, (data[7] & 0x10));
261 wacom_report_key(wcombo, BTN_5, (data[7] & 0x40));
262 wacom_report_abs(wcombo, ABS_WHEEL, (data[8] & 0x7f));
263 wacom_report_key(wcombo, BTN_TOOL_FINGER, 0xf0);
264 wacom_report_abs(wcombo, ABS_MISC, wacom->id[1]);
265 wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0);
266 } else if (wacom->id[1]) {
267 wacom_input_sync(wcombo); /* sync last event */
268 wacom->id[1] = 0;
269 wacom_report_key(wcombo, BTN_0, (data[7] & 0x08));
270 wacom_report_key(wcombo, BTN_1, (data[7] & 0x20));
271 wacom_report_key(wcombo, BTN_4, (data[7] & 0x10));
272 wacom_report_key(wcombo, BTN_5, (data[7] & 0x40));
273 wacom_report_abs(wcombo, ABS_WHEEL, (data[8] & 0x7f));
274 wacom_report_key(wcombo, BTN_TOOL_FINGER, 0);
275 wacom_report_abs(wcombo, ABS_MISC, 0);
276 wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0);
277 }
278 break;
279 }
280 return 1;
281 }
282
283 static int wacom_intuos_inout(struct wacom_wac *wacom, void *wcombo)
284 {
285 unsigned char *data = wacom->data;
286 int idx;
287
288 /* tool number */
289 idx = data[1] & 0x01;
290
291 /* Enter report */
292 if ((data[1] & 0xfc) == 0xc0) {
293 /* serial number of the tool */
294 wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
295 (data[4] << 20) + (data[5] << 12) +
296 (data[6] << 4) + (data[7] >> 4);
297
298 wacom->id[idx] = (data[2] << 4) | (data[3] >> 4);
299 switch (wacom->id[idx]) {
300 case 0x812: /* Inking pen */
301 case 0x801: /* Intuos3 Inking pen */
302 case 0x012:
303 wacom->tool[idx] = BTN_TOOL_PENCIL;
304 break;
305 case 0x822: /* Pen */
306 case 0x842:
307 case 0x852:
308 case 0x823: /* Intuos3 Grip Pen */
309 case 0x813: /* Intuos3 Classic Pen */
310 case 0x885: /* Intuos3 Marker Pen */
311 case 0x022:
312 wacom->tool[idx] = BTN_TOOL_PEN;
313 break;
314 case 0x832: /* Stroke pen */
315 case 0x032:
316 wacom->tool[idx] = BTN_TOOL_BRUSH;
317 break;
318 case 0x007: /* Mouse 4D and 2D */
319 case 0x09c:
320 case 0x094:
321 case 0x017: /* Intuos3 2D Mouse */
322 wacom->tool[idx] = BTN_TOOL_MOUSE;
323 break;
324 case 0x096: /* Lens cursor */
325 case 0x097: /* Intuos3 Lens cursor */
326 wacom->tool[idx] = BTN_TOOL_LENS;
327 break;
328 case 0x82a: /* Eraser */
329 case 0x85a:
330 case 0x91a:
331 case 0xd1a:
332 case 0x0fa:
333 case 0x82b: /* Intuos3 Grip Pen Eraser */
334 case 0x81b: /* Intuos3 Classic Pen Eraser */
335 case 0x91b: /* Intuos3 Airbrush Eraser */
336 wacom->tool[idx] = BTN_TOOL_RUBBER;
337 break;
338 case 0xd12:
339 case 0x912:
340 case 0x112:
341 case 0x913: /* Intuos3 Airbrush */
342 wacom->tool[idx] = BTN_TOOL_AIRBRUSH;
343 break;
344 default: /* Unknown tool */
345 wacom->tool[idx] = BTN_TOOL_PEN;
346 }
347 return 1;
348 }
349
350 /* Exit report */
351 if ((data[1] & 0xfe) == 0x80) {
352 wacom_report_abs(wcombo, ABS_X, 0);
353 wacom_report_abs(wcombo, ABS_Y, 0);
354 wacom_report_abs(wcombo, ABS_DISTANCE, 0);
355 if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
356 wacom_report_key(wcombo, BTN_LEFT, 0);
357 wacom_report_key(wcombo, BTN_MIDDLE, 0);
358 wacom_report_key(wcombo, BTN_RIGHT, 0);
359 wacom_report_key(wcombo, BTN_SIDE, 0);
360 wacom_report_key(wcombo, BTN_EXTRA, 0);
361 wacom_report_abs(wcombo, ABS_THROTTLE, 0);
362 wacom_report_abs(wcombo, ABS_RZ, 0);
363 } else {
364 wacom_report_abs(wcombo, ABS_PRESSURE, 0);
365 wacom_report_abs(wcombo, ABS_TILT_X, 0);
366 wacom_report_abs(wcombo, ABS_TILT_Y, 0);
367 wacom_report_key(wcombo, BTN_STYLUS, 0);
368 wacom_report_key(wcombo, BTN_STYLUS2, 0);
369 wacom_report_key(wcombo, BTN_TOUCH, 0);
370 wacom_report_abs(wcombo, ABS_WHEEL, 0);
371 }
372 wacom_report_key(wcombo, wacom->tool[idx], 0);
373 wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */
374 wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
375 return 2;
376 }
377 return 0;
378 }
379
380 static void wacom_intuos_general(struct wacom_wac *wacom, void *wcombo)
381 {
382 unsigned char *data = wacom->data;
383 unsigned int t;
384
385 /* general pen packet */
386 if ((data[1] & 0xb8) == 0xa0) {
387 t = (data[6] << 2) | ((data[7] >> 6) & 3);
388 wacom_report_abs(wcombo, ABS_PRESSURE, t);
389 wacom_report_abs(wcombo, ABS_TILT_X,
390 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
391 wacom_report_abs(wcombo, ABS_TILT_Y, data[8] & 0x7f);
392 wacom_report_key(wcombo, BTN_STYLUS, data[1] & 2);
393 wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 4);
394 wacom_report_key(wcombo, BTN_TOUCH, t > 10);
395 }
396
397 /* airbrush second packet */
398 if ((data[1] & 0xbc) == 0xb4) {
399 wacom_report_abs(wcombo, ABS_WHEEL,
400 (data[6] << 2) | ((data[7] >> 6) & 3));
401 wacom_report_abs(wcombo, ABS_TILT_X,
402 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
403 wacom_report_abs(wcombo, ABS_TILT_Y, data[8] & 0x7f);
404 }
405 return;
406 }
407
408 static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo)
409 {
410 unsigned char *data = wacom->data;
411 unsigned int t;
412 int idx, result;
413
414 if (data[0] != 2 && data[0] != 5 && data[0] != 6 && data[0] != 12) {
415 dbg("wacom_intuos_irq: received unknown report #%d", data[0]);
416 return 0;
417 }
418
419 /* tool number */
420 idx = data[1] & 0x01;
421
422 /* pad packets. Works as a second tool and is always in prox */
423 if (data[0] == 12) {
424 /* initiate the pad as a device */
425 if (wacom->tool[1] != BTN_TOOL_FINGER)
426 wacom->tool[1] = BTN_TOOL_FINGER;
427
428 wacom_report_key(wcombo, BTN_0, (data[5] & 0x01));
429 wacom_report_key(wcombo, BTN_1, (data[5] & 0x02));
430 wacom_report_key(wcombo, BTN_2, (data[5] & 0x04));
431 wacom_report_key(wcombo, BTN_3, (data[5] & 0x08));
432 wacom_report_key(wcombo, BTN_4, (data[6] & 0x01));
433 wacom_report_key(wcombo, BTN_5, (data[6] & 0x02));
434 wacom_report_key(wcombo, BTN_6, (data[6] & 0x04));
435 wacom_report_key(wcombo, BTN_7, (data[6] & 0x08));
436 wacom_report_key(wcombo, BTN_8, (data[5] & 0x10));
437 wacom_report_key(wcombo, BTN_9, (data[6] & 0x10));
438 wacom_report_abs(wcombo, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]);
439 wacom_report_abs(wcombo, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]);
440
441 if ((data[5] & 0x1f) | (data[6] & 0x1f) | (data[1] & 0x1f) |
442 data[2] | (data[3] & 0x1f) | data[4])
443 wacom_report_key(wcombo, wacom->tool[1], 1);
444 else
445 wacom_report_key(wcombo, wacom->tool[1], 0);
446 wacom_report_abs(wcombo, ABS_MISC, PAD_DEVICE_ID);
447 wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xffffffff);
448 return 1;
449 }
450
451 /* process in/out prox events */
452 result = wacom_intuos_inout(wacom, wcombo);
453 if (result)
454 return result-1;
455
456 /* Only large I3 and I1 & I2 support Lense Cursor */
457 if ((wacom->tool[idx] == BTN_TOOL_LENS)
458 && ((wacom->features->type == INTUOS3)
459 || (wacom->features->type == INTUOS3S)))
460 return 0;
461
462 /* Cintiq doesn't send data when RDY bit isn't set */
463 if ((wacom->features->type == CINTIQ) && !(data[1] & 0x40))
464 return 0;
465
466 if (wacom->features->type >= INTUOS3S) {
467 wacom_report_abs(wcombo, ABS_X, (data[2] << 9) | (data[3] << 1) | ((data[9] >> 1) & 1));
468 wacom_report_abs(wcombo, ABS_Y, (data[4] << 9) | (data[5] << 1) | (data[9] & 1));
469 wacom_report_abs(wcombo, ABS_DISTANCE, ((data[9] >> 2) & 0x3f));
470 } else {
471 wacom_report_abs(wcombo, ABS_X, wacom_be16_to_cpu(&data[2]));
472 wacom_report_abs(wcombo, ABS_Y, wacom_be16_to_cpu(&data[4]));
473 wacom_report_abs(wcombo, ABS_DISTANCE, ((data[9] >> 3) & 0x1f));
474 }
475
476 /* process general packets */
477 wacom_intuos_general(wacom, wcombo);
478
479 /* 4D mouse, 2D mouse, marker pen rotation, or Lens cursor packets */
480 if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0) {
481
482 if (data[1] & 0x02) {
483 /* Rotation packet */
484 if (wacom->features->type >= INTUOS3S) {
485 /* I3 marker pen rotation */
486 t = (data[6] << 3) | ((data[7] >> 5) & 7);
487 t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
488 ((t-1) / 2 + 450)) : (450 - t / 2) ;
489 wacom_report_abs(wcombo, ABS_Z, t);
490 } else {
491 /* 4D mouse rotation packet */
492 t = (data[6] << 3) | ((data[7] >> 5) & 7);
493 wacom_report_abs(wcombo, ABS_RZ, (data[7] & 0x20) ?
494 ((t - 1) / 2) : -t / 2);
495 }
496
497 } else if (!(data[1] & 0x10) && wacom->features->type < INTUOS3S) {
498 /* 4D mouse packet */
499 wacom_report_key(wcombo, BTN_LEFT, data[8] & 0x01);
500 wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x02);
501 wacom_report_key(wcombo, BTN_RIGHT, data[8] & 0x04);
502
503 wacom_report_key(wcombo, BTN_SIDE, data[8] & 0x20);
504 wacom_report_key(wcombo, BTN_EXTRA, data[8] & 0x10);
505 t = (data[6] << 2) | ((data[7] >> 6) & 3);
506 wacom_report_abs(wcombo, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
507
508 } else if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
509 /* 2D mouse packet */
510 wacom_report_key(wcombo, BTN_LEFT, data[8] & 0x04);
511 wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x08);
512 wacom_report_key(wcombo, BTN_RIGHT, data[8] & 0x10);
513 wacom_report_rel(wcombo, REL_WHEEL, (data[8] & 0x01)
514 - ((data[8] & 0x02) >> 1));
515
516 /* I3 2D mouse side buttons */
517 if (wacom->features->type >= INTUOS3S && wacom->features->type <= INTUOS3L) {
518 wacom_report_key(wcombo, BTN_SIDE, data[8] & 0x40);
519 wacom_report_key(wcombo, BTN_EXTRA, data[8] & 0x20);
520 }
521
522 } else if (wacom->features->type < INTUOS3S || wacom->features->type == INTUOS3L) {
523 /* Lens cursor packets */
524 wacom_report_key(wcombo, BTN_LEFT, data[8] & 0x01);
525 wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x02);
526 wacom_report_key(wcombo, BTN_RIGHT, data[8] & 0x04);
527 wacom_report_key(wcombo, BTN_SIDE, data[8] & 0x10);
528 wacom_report_key(wcombo, BTN_EXTRA, data[8] & 0x08);
529 }
530 }
531
532 wacom_report_abs(wcombo, ABS_MISC, wacom->id[idx]); /* report tool id */
533 wacom_report_key(wcombo, wacom->tool[idx], 1);
534 wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
535 return 1;
536 }
537
538 static int wacom_tpc_irq(struct wacom_wac *wacom, void *wcombo)
539 {
540 char *data = wacom->data;
541 int prox = 0, pressure;
542 static int stylusInProx, touchInProx = 1, touchOut;
543 struct urb *urb = ((struct wacom_combo *)wcombo)->urb;
544
545 dbg("wacom_tpc_irq: received report #%d", data[0]);
546
547 if (urb->actual_length == 5 || data[0] == 6) { /* Touch data */
548 if (urb->actual_length == 5) { /* with touch */
549 prox = data[0] & 0x03;
550 } else { /* with capacity */
551 prox = data[1] & 0x03;
552 }
553
554 if (!stylusInProx) { /* stylus not in prox */
555 if (prox) {
556 if (touchInProx) {
557 wacom->tool[1] = BTN_TOOL_DOUBLETAP;
558 wacom->id[0] = TOUCH_DEVICE_ID;
559 if (urb->actual_length != 5) {
560 wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[2]));
561 wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[4]));
562 wacom_report_abs(wcombo, ABS_PRESSURE, wacom_le16_to_cpu(&data[6]));
563 wacom_report_key(wcombo, BTN_TOUCH, wacom_le16_to_cpu(&data[6]));
564 } else {
565 wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1]));
566 wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[3]));
567 wacom_report_key(wcombo, BTN_TOUCH, 1);
568 }
569 wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]);
570 wacom_report_key(wcombo, wacom->tool[1], prox & 0x01);
571 touchOut = 1;
572 return 1;
573 }
574 } else {
575 wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]);
576 wacom_report_key(wcombo, wacom->tool[1], prox & 0x01);
577 wacom_report_key(wcombo, BTN_TOUCH, 0);
578 touchOut = 0;
579 touchInProx = 1;
580 return 1;
581 }
582 } else if (touchOut || !prox) { /* force touch out-prox */
583 wacom_report_abs(wcombo, ABS_MISC, TOUCH_DEVICE_ID);
584 wacom_report_key(wcombo, BTN_TOUCH, 0);
585 touchOut = 0;
586 touchInProx = 1;
587 return 1;
588 }
589 } else if (data[0] == 2) { /* Penabled */
590 prox = data[1] & 0x20;
591
592 touchInProx = 0;
593
594 wacom->id[0] = ERASER_DEVICE_ID;
595
596 /*
597 * if going from out of proximity into proximity select between the eraser
598 * and the pen based on the state of the stylus2 button, choose eraser if
599 * pressed else choose pen. if not a proximity change from out to in, send
600 * an out of proximity for previous tool then a in for new tool.
601 */
602 if (prox) { /* in prox */
603 if (!wacom->tool[0]) {
604 /* Going into proximity select tool */
605 wacom->tool[1] = (data[1] & 0x08) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
606 if (wacom->tool[1] == BTN_TOOL_PEN)
607 wacom->id[0] = STYLUS_DEVICE_ID;
608 } else if (wacom->tool[1] == BTN_TOOL_RUBBER && !(data[1] & 0x08)) {
609 /*
610 * was entered with stylus2 pressed
611 * report out proximity for previous tool
612 */
613 wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]);
614 wacom_report_key(wcombo, wacom->tool[1], 0);
615 wacom_input_sync(wcombo);
616
617 /* set new tool */
618 wacom->tool[1] = BTN_TOOL_PEN;
619 wacom->id[0] = STYLUS_DEVICE_ID;
620 return 0;
621 }
622 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
623 /* Unknown tool selected default to pen tool */
624 wacom->tool[1] = BTN_TOOL_PEN;
625 wacom->id[0] = STYLUS_DEVICE_ID;
626 }
627 wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02);
628 wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x10);
629 wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[2]));
630 wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[4]));
631 pressure = ((data[7] & 0x01) << 8) | data[6];
632 if (pressure < 0)
633 pressure = wacom->features->pressure_max + pressure + 1;
634 wacom_report_abs(wcombo, ABS_PRESSURE, pressure);
635 wacom_report_key(wcombo, BTN_TOUCH, pressure);
636 } else {
637 wacom_report_abs(wcombo, ABS_PRESSURE, 0);
638 wacom_report_key(wcombo, BTN_STYLUS, 0);
639 wacom_report_key(wcombo, BTN_STYLUS2, 0);
640 wacom_report_key(wcombo, BTN_TOUCH, 0);
641 }
642 wacom_report_key(wcombo, wacom->tool[1], prox);
643 wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]);
644 stylusInProx = prox;
645 wacom->tool[0] = prox;
646 return 1;
647 }
648 return 0;
649 }
650
651 int wacom_wac_irq(struct wacom_wac *wacom_wac, void *wcombo)
652 {
653 switch (wacom_wac->features->type) {
654 case PENPARTNER:
655 return wacom_penpartner_irq(wacom_wac, wcombo);
656
657 case PL:
658 return wacom_pl_irq(wacom_wac, wcombo);
659
660 case WACOM_G4:
661 case GRAPHIRE:
662 case WACOM_MO:
663 return wacom_graphire_irq(wacom_wac, wcombo);
664
665 case PTU:
666 return wacom_ptu_irq(wacom_wac, wcombo);
667
668 case INTUOS:
669 case INTUOS3S:
670 case INTUOS3:
671 case INTUOS3L:
672 case CINTIQ:
673 case WACOM_BEE:
674 return wacom_intuos_irq(wacom_wac, wcombo);
675
676 case TABLETPC:
677 return wacom_tpc_irq(wacom_wac, wcombo);
678
679 default:
680 return 0;
681 }
682 return 0;
683 }
684
685 void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
686 {
687 switch (wacom_wac->features->type) {
688 case WACOM_MO:
689 input_dev_mo(input_dev, wacom_wac);
690 case WACOM_G4:
691 input_dev_g4(input_dev, wacom_wac);
692 /* fall through */
693 case GRAPHIRE:
694 input_dev_g(input_dev, wacom_wac);
695 break;
696 case WACOM_BEE:
697 input_dev_bee(input_dev, wacom_wac);
698 case INTUOS3:
699 case INTUOS3L:
700 case CINTIQ:
701 input_dev_i3(input_dev, wacom_wac);
702 /* fall through */
703 case INTUOS3S:
704 input_dev_i3s(input_dev, wacom_wac);
705 /* fall through */
706 case INTUOS:
707 input_dev_i(input_dev, wacom_wac);
708 break;
709 case PL:
710 case PTU:
711 case TABLETPC:
712 input_dev_pl(input_dev, wacom_wac);
713 /* fall through */
714 case PENPARTNER:
715 input_dev_pt(input_dev, wacom_wac);
716 break;
717 }
718 return;
719 }
720
721 static struct wacom_features wacom_features[] = {
722 { "Wacom Penpartner", 7, 5040, 3780, 255, 0, PENPARTNER },
723 { "Wacom Graphire", 8, 10206, 7422, 511, 63, GRAPHIRE },
724 { "Wacom Graphire2 4x5", 8, 10206, 7422, 511, 63, GRAPHIRE },
725 { "Wacom Graphire2 5x7", 8, 13918, 10206, 511, 63, GRAPHIRE },
726 { "Wacom Graphire3", 8, 10208, 7424, 511, 63, GRAPHIRE },
727 { "Wacom Graphire3 6x8", 8, 16704, 12064, 511, 63, GRAPHIRE },
728 { "Wacom Graphire4 4x5", 8, 10208, 7424, 511, 63, WACOM_G4 },
729 { "Wacom Graphire4 6x8", 8, 16704, 12064, 511, 63, WACOM_G4 },
730 { "Wacom BambooFun 4x5", 9, 14760, 9225, 511, 63, WACOM_MO },
731 { "Wacom BambooFun 6x8", 9, 21648, 13530, 511, 63, WACOM_MO },
732 { "Wacom Bamboo1 Medium",8, 16704, 12064, 511, 63, GRAPHIRE },
733 { "Wacom Volito", 8, 5104, 3712, 511, 63, GRAPHIRE },
734 { "Wacom PenStation2", 8, 3250, 2320, 255, 63, GRAPHIRE },
735 { "Wacom Volito2 4x5", 8, 5104, 3712, 511, 63, GRAPHIRE },
736 { "Wacom Volito2 2x3", 8, 3248, 2320, 511, 63, GRAPHIRE },
737 { "Wacom PenPartner2", 8, 3250, 2320, 511, 63, GRAPHIRE },
738 { "Wacom Bamboo", 9, 14760, 9225, 511, 63, WACOM_MO },
739 { "Wacom Bamboo1", 8, 5104, 3712, 511, 63, GRAPHIRE },
740 { "Wacom Intuos 4x5", 10, 12700, 10600, 1023, 31, INTUOS },
741 { "Wacom Intuos 6x8", 10, 20320, 16240, 1023, 31, INTUOS },
742 { "Wacom Intuos 9x12", 10, 30480, 24060, 1023, 31, INTUOS },
743 { "Wacom Intuos 12x12", 10, 30480, 31680, 1023, 31, INTUOS },
744 { "Wacom Intuos 12x18", 10, 45720, 31680, 1023, 31, INTUOS },
745 { "Wacom PL400", 8, 5408, 4056, 255, 0, PL },
746 { "Wacom PL500", 8, 6144, 4608, 255, 0, PL },
747 { "Wacom PL600", 8, 6126, 4604, 255, 0, PL },
748 { "Wacom PL600SX", 8, 6260, 5016, 255, 0, PL },
749 { "Wacom PL550", 8, 6144, 4608, 511, 0, PL },
750 { "Wacom PL800", 8, 7220, 5780, 511, 0, PL },
751 { "Wacom PL700", 8, 6758, 5406, 511, 0, PL },
752 { "Wacom PL510", 8, 6282, 4762, 511, 0, PL },
753 { "Wacom DTU710", 8, 34080, 27660, 511, 0, PL },
754 { "Wacom DTF521", 8, 6282, 4762, 511, 0, PL },
755 { "Wacom DTF720", 8, 6858, 5506, 511, 0, PL },
756 { "Wacom Cintiq Partner",8, 20480, 15360, 511, 0, PTU },
757 { "Wacom Intuos2 4x5", 10, 12700, 10600, 1023, 31, INTUOS },
758 { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 31, INTUOS },
759 { "Wacom Intuos2 9x12", 10, 30480, 24060, 1023, 31, INTUOS },
760 { "Wacom Intuos2 12x12", 10, 30480, 31680, 1023, 31, INTUOS },
761 { "Wacom Intuos2 12x18", 10, 45720, 31680, 1023, 31, INTUOS },
762 { "Wacom Intuos3 4x5", 10, 25400, 20320, 1023, 63, INTUOS3S },
763 { "Wacom Intuos3 6x8", 10, 40640, 30480, 1023, 63, INTUOS3 },
764 { "Wacom Intuos3 9x12", 10, 60960, 45720, 1023, 63, INTUOS3 },
765 { "Wacom Intuos3 12x12", 10, 60960, 60960, 1023, 63, INTUOS3L },
766 { "Wacom Intuos3 12x19", 10, 97536, 60960, 1023, 63, INTUOS3L },
767 { "Wacom Intuos3 6x11", 10, 54204, 31750, 1023, 63, INTUOS3 },
768 { "Wacom Intuos3 4x6", 10, 31496, 19685, 1023, 63, INTUOS3S },
769 { "Wacom Cintiq 21UX", 10, 87200, 65600, 1023, 63, CINTIQ },
770 { "Wacom Cintiq 20WSX", 10, 86680, 54180, 1023, 63, WACOM_BEE },
771 { "Wacom Cintiq 12WX", 10, 53020, 33440, 1023, 63, WACOM_BEE },
772 { "Wacom DTU1931", 8, 37832, 30305, 511, 0, PL },
773 { "Wacom ISDv4 90", 8, 26202, 16325, 255, 0, TABLETPC },
774 { "Wacom ISDv4 93", 8, 26202, 16325, 255, 0, TABLETPC },
775 { "Wacom ISDv4 9A", 8, 26202, 16325, 255, 0, TABLETPC },
776 { "Wacom Intuos2 6x8", 10, 20320, 16240, 1023, 31, INTUOS },
777 { }
778 };
779
780 static struct usb_device_id wacom_ids[] = {
781 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x00) },
782 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x10) },
783 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x11) },
784 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x12) },
785 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x13) },
786 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x14) },
787 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x15) },
788 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x16) },
789 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x17) },
790 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x18) },
791 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x19) },
792 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x60) },
793 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x61) },
794 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x62) },
795 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x63) },
796 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x64) },
797 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x65) },
798 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x69) },
799 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x20) },
800 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x21) },
801 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x22) },
802 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x23) },
803 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x24) },
804 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x30) },
805 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x31) },
806 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x32) },
807 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x33) },
808 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x34) },
809 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x35) },
810 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x37) },
811 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x38) },
812 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x39) },
813 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC0) },
814 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC4) },
815 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x03) },
816 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x41) },
817 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x42) },
818 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x43) },
819 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x44) },
820 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x45) },
821 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB0) },
822 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB1) },
823 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB2) },
824 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB3) },
825 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB4) },
826 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB5) },
827 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB7) },
828 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x3F) },
829 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC5) },
830 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC6) },
831 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC7) },
832 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x90) },
833 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x93) },
834 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x9A) },
835 { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x47) },
836 { }
837 };
838
839 const struct usb_device_id *get_device_table(void)
840 {
841 const struct usb_device_id *id_table = wacom_ids;
842
843 return id_table;
844 }
845
846 struct wacom_features * get_wacom_feature(const struct usb_device_id *id)
847 {
848 int index = id - wacom_ids;
849 struct wacom_features *wf = &wacom_features[index];
850
851 return wf;
852 }
853
854 MODULE_DEVICE_TABLE(usb, wacom_ids);
Support for the Chinese Samsung S3C2440 based development boards