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wacom_wac.c
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1 /*
2  * drivers/input/tablet/wacom_wac.c
3  *
4  * USB Wacom 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 
15 #include "wacom_wac.h"
16 #include "wacom.h"
17 #include <linux/input/mt.h>
18 #include <linux/hid.h>
19 
20 /* resolution for penabled devices */
21 #define WACOM_PL_RES 20
22 #define WACOM_PENPRTN_RES 40
23 #define WACOM_VOLITO_RES 50
24 #define WACOM_GRAPHIRE_RES 80
25 #define WACOM_INTUOS_RES 100
26 #define WACOM_INTUOS3_RES 200
27 
28 /* Scale factor relating reported contact size to logical contact area.
29  * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo
30  */
31 #define WACOM_CONTACT_AREA_SCALE 2607
32 
33 static int wacom_penpartner_irq(struct wacom_wac *wacom)
34 {
35  unsigned char *data = wacom->data;
36  struct input_dev *input = wacom->input;
37 
38  switch (data[0]) {
39  case 1:
40  if (data[5] & 0x80) {
41  wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
42  wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
43  input_report_key(input, wacom->tool[0], 1);
44  input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
45  input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
46  input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
47  input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
48  input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
49  input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
50  } else {
51  input_report_key(input, wacom->tool[0], 0);
52  input_report_abs(input, ABS_MISC, 0); /* report tool id */
53  input_report_abs(input, ABS_PRESSURE, -1);
54  input_report_key(input, BTN_TOUCH, 0);
55  }
56  break;
57 
58  case 2:
59  input_report_key(input, BTN_TOOL_PEN, 1);
60  input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
61  input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
62  input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
63  input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
64  input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
65  input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
66  break;
67 
68  default:
69  dev_dbg(input->dev.parent,
70  "%s: received unknown report #%d\n", __func__, data[0]);
71  return 0;
72  }
73 
74  return 1;
75 }
76 
77 static int wacom_pl_irq(struct wacom_wac *wacom)
78 {
79  struct wacom_features *features = &wacom->features;
80  unsigned char *data = wacom->data;
81  struct input_dev *input = wacom->input;
82  int prox, pressure;
83 
84  if (data[0] != WACOM_REPORT_PENABLED) {
85  dev_dbg(input->dev.parent,
86  "%s: received unknown report #%d\n", __func__, data[0]);
87  return 0;
88  }
89 
90  prox = data[1] & 0x40;
91 
92  if (prox) {
93  wacom->id[0] = ERASER_DEVICE_ID;
94  pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
95  if (features->pressure_max > 255)
96  pressure = (pressure << 1) | ((data[4] >> 6) & 1);
97  pressure += (features->pressure_max + 1) / 2;
98 
99  /*
100  * if going from out of proximity into proximity select between the eraser
101  * and the pen based on the state of the stylus2 button, choose eraser if
102  * pressed else choose pen. if not a proximity change from out to in, send
103  * an out of proximity for previous tool then a in for new tool.
104  */
105  if (!wacom->tool[0]) {
106  /* Eraser bit set for DTF */
107  if (data[1] & 0x10)
108  wacom->tool[1] = BTN_TOOL_RUBBER;
109  else
110  /* Going into proximity select tool */
111  wacom->tool[1] = (data[4] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
112  } else {
113  /* was entered with stylus2 pressed */
114  if (wacom->tool[1] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
115  /* report out proximity for previous tool */
116  input_report_key(input, wacom->tool[1], 0);
117  input_sync(input);
118  wacom->tool[1] = BTN_TOOL_PEN;
119  return 0;
120  }
121  }
122  if (wacom->tool[1] != BTN_TOOL_RUBBER) {
123  /* Unknown tool selected default to pen tool */
124  wacom->tool[1] = BTN_TOOL_PEN;
125  wacom->id[0] = STYLUS_DEVICE_ID;
126  }
127  input_report_key(input, wacom->tool[1], prox); /* report in proximity for tool */
128  input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
129  input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
130  input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
131  input_report_abs(input, ABS_PRESSURE, pressure);
132 
133  input_report_key(input, BTN_TOUCH, data[4] & 0x08);
134  input_report_key(input, BTN_STYLUS, data[4] & 0x10);
135  /* Only allow the stylus2 button to be reported for the pen tool. */
136  input_report_key(input, BTN_STYLUS2, (wacom->tool[1] == BTN_TOOL_PEN) && (data[4] & 0x20));
137  } else {
138  /* report proximity-out of a (valid) tool */
139  if (wacom->tool[1] != BTN_TOOL_RUBBER) {
140  /* Unknown tool selected default to pen tool */
141  wacom->tool[1] = BTN_TOOL_PEN;
142  }
143  input_report_key(input, wacom->tool[1], prox);
144  }
145 
146  wacom->tool[0] = prox; /* Save proximity state */
147  return 1;
148 }
149 
150 static int wacom_ptu_irq(struct wacom_wac *wacom)
151 {
152  unsigned char *data = wacom->data;
153  struct input_dev *input = wacom->input;
154 
155  if (data[0] != WACOM_REPORT_PENABLED) {
156  dev_dbg(input->dev.parent,
157  "%s: received unknown report #%d\n", __func__, data[0]);
158  return 0;
159  }
160 
161  if (data[1] & 0x04) {
162  input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
163  input_report_key(input, BTN_TOUCH, data[1] & 0x08);
164  wacom->id[0] = ERASER_DEVICE_ID;
165  } else {
166  input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
167  input_report_key(input, BTN_TOUCH, data[1] & 0x01);
168  wacom->id[0] = STYLUS_DEVICE_ID;
169  }
170  input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
171  input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
172  input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
173  input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
174  input_report_key(input, BTN_STYLUS, data[1] & 0x02);
175  input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
176  return 1;
177 }
178 
179 static int wacom_dtu_irq(struct wacom_wac *wacom)
180 {
181  struct wacom_features *features = &wacom->features;
182  char *data = wacom->data;
183  struct input_dev *input = wacom->input;
184  int prox = data[1] & 0x20, pressure;
185 
186  dev_dbg(input->dev.parent,
187  "%s: received report #%d", __func__, data[0]);
188 
189  if (prox) {
190  /* Going into proximity select tool */
191  wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
192  if (wacom->tool[0] == BTN_TOOL_PEN)
193  wacom->id[0] = STYLUS_DEVICE_ID;
194  else
195  wacom->id[0] = ERASER_DEVICE_ID;
196  }
197  input_report_key(input, BTN_STYLUS, data[1] & 0x02);
198  input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
199  input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
200  input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
201  pressure = ((data[7] & 0x01) << 8) | data[6];
202  if (pressure < 0)
203  pressure = features->pressure_max + pressure + 1;
204  input_report_abs(input, ABS_PRESSURE, pressure);
205  input_report_key(input, BTN_TOUCH, data[1] & 0x05);
206  if (!prox) /* out-prox */
207  wacom->id[0] = 0;
208  input_report_key(input, wacom->tool[0], prox);
209  input_report_abs(input, ABS_MISC, wacom->id[0]);
210  return 1;
211 }
212 
213 static int wacom_graphire_irq(struct wacom_wac *wacom)
214 {
215  struct wacom_features *features = &wacom->features;
216  unsigned char *data = wacom->data;
217  struct input_dev *input = wacom->input;
218  int prox;
219  int rw = 0;
220  int retval = 0;
221 
222  if (data[0] != WACOM_REPORT_PENABLED) {
223  dev_dbg(input->dev.parent,
224  "%s: received unknown report #%d\n", __func__, data[0]);
225  goto exit;
226  }
227 
228  prox = data[1] & 0x80;
229  if (prox || wacom->id[0]) {
230  if (prox) {
231  switch ((data[1] >> 5) & 3) {
232 
233  case 0: /* Pen */
234  wacom->tool[0] = BTN_TOOL_PEN;
235  wacom->id[0] = STYLUS_DEVICE_ID;
236  break;
237 
238  case 1: /* Rubber */
239  wacom->tool[0] = BTN_TOOL_RUBBER;
240  wacom->id[0] = ERASER_DEVICE_ID;
241  break;
242 
243  case 2: /* Mouse with wheel */
244  input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
245  /* fall through */
246 
247  case 3: /* Mouse without wheel */
248  wacom->tool[0] = BTN_TOOL_MOUSE;
249  wacom->id[0] = CURSOR_DEVICE_ID;
250  break;
251  }
252  }
253  input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
254  input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
255  if (wacom->tool[0] != BTN_TOOL_MOUSE) {
256  input_report_abs(input, ABS_PRESSURE, data[6] | ((data[7] & 0x03) << 8));
257  input_report_key(input, BTN_TOUCH, data[1] & 0x01);
258  input_report_key(input, BTN_STYLUS, data[1] & 0x02);
259  input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
260  } else {
261  input_report_key(input, BTN_LEFT, data[1] & 0x01);
262  input_report_key(input, BTN_RIGHT, data[1] & 0x02);
263  if (features->type == WACOM_G4 ||
264  features->type == WACOM_MO) {
265  input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
266  rw = (data[7] & 0x04) - (data[7] & 0x03);
267  } else {
268  input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
269  rw = -(signed char)data[6];
270  }
271  input_report_rel(input, REL_WHEEL, rw);
272  }
273 
274  if (!prox)
275  wacom->id[0] = 0;
276  input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
277  input_report_key(input, wacom->tool[0], prox);
278  input_event(input, EV_MSC, MSC_SERIAL, 1);
279  input_sync(input); /* sync last event */
280  }
281 
282  /* send pad data */
283  switch (features->type) {
284  case WACOM_G4:
285  prox = data[7] & 0xf8;
286  if (prox || wacom->id[1]) {
287  wacom->id[1] = PAD_DEVICE_ID;
288  input_report_key(input, BTN_BACK, (data[7] & 0x40));
289  input_report_key(input, BTN_FORWARD, (data[7] & 0x80));
290  rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
291  input_report_rel(input, REL_WHEEL, rw);
292  if (!prox)
293  wacom->id[1] = 0;
294  input_report_abs(input, ABS_MISC, wacom->id[1]);
295  input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
296  retval = 1;
297  }
298  break;
299 
300  case WACOM_MO:
301  prox = (data[7] & 0xf8) || data[8];
302  if (prox || wacom->id[1]) {
303  wacom->id[1] = PAD_DEVICE_ID;
304  input_report_key(input, BTN_BACK, (data[7] & 0x08));
305  input_report_key(input, BTN_LEFT, (data[7] & 0x20));
306  input_report_key(input, BTN_FORWARD, (data[7] & 0x10));
307  input_report_key(input, BTN_RIGHT, (data[7] & 0x40));
308  input_report_abs(input, ABS_WHEEL, (data[8] & 0x7f));
309  if (!prox)
310  wacom->id[1] = 0;
311  input_report_abs(input, ABS_MISC, wacom->id[1]);
312  input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
313  retval = 1;
314  }
315  break;
316  }
317 exit:
318  return retval;
319 }
320 
321 static int wacom_intuos_inout(struct wacom_wac *wacom)
322 {
323  struct wacom_features *features = &wacom->features;
324  unsigned char *data = wacom->data;
325  struct input_dev *input = wacom->input;
326  int idx = 0;
327 
328  /* tool number */
329  if (features->type == INTUOS)
330  idx = data[1] & 0x01;
331 
332  /* Enter report */
333  if ((data[1] & 0xfc) == 0xc0) {
334  if (features->quirks == WACOM_QUIRK_MULTI_INPUT)
335  wacom->shared->stylus_in_proximity = true;
336 
337  /* serial number of the tool */
338  wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
339  (data[4] << 20) + (data[5] << 12) +
340  (data[6] << 4) + (data[7] >> 4);
341 
342  wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
343  ((data[7] & 0x0f) << 20) | ((data[8] & 0xf0) << 12);
344 
345  switch (wacom->id[idx] & 0xfffff) {
346  case 0x812: /* Inking pen */
347  case 0x801: /* Intuos3 Inking pen */
348  case 0x20802: /* Intuos4 Inking Pen */
349  case 0x012:
350  wacom->tool[idx] = BTN_TOOL_PENCIL;
351  break;
352 
353  case 0x822: /* Pen */
354  case 0x842:
355  case 0x852:
356  case 0x823: /* Intuos3 Grip Pen */
357  case 0x813: /* Intuos3 Classic Pen */
358  case 0x885: /* Intuos3 Marker Pen */
359  case 0x802: /* Intuos4 General Pen */
360  case 0x804: /* Intuos4 Marker Pen */
361  case 0x40802: /* Intuos4 Classic Pen */
362  case 0x022:
363  wacom->tool[idx] = BTN_TOOL_PEN;
364  break;
365 
366  case 0x832: /* Stroke pen */
367  case 0x032:
368  wacom->tool[idx] = BTN_TOOL_BRUSH;
369  break;
370 
371  case 0x007: /* Mouse 4D and 2D */
372  case 0x09c:
373  case 0x094:
374  case 0x017: /* Intuos3 2D Mouse */
375  case 0x806: /* Intuos4 Mouse */
376  wacom->tool[idx] = BTN_TOOL_MOUSE;
377  break;
378 
379  case 0x096: /* Lens cursor */
380  case 0x097: /* Intuos3 Lens cursor */
381  case 0x006: /* Intuos4 Lens cursor */
382  wacom->tool[idx] = BTN_TOOL_LENS;
383  break;
384 
385  case 0x82a: /* Eraser */
386  case 0x85a:
387  case 0x91a:
388  case 0xd1a:
389  case 0x0fa:
390  case 0x82b: /* Intuos3 Grip Pen Eraser */
391  case 0x81b: /* Intuos3 Classic Pen Eraser */
392  case 0x91b: /* Intuos3 Airbrush Eraser */
393  case 0x80c: /* Intuos4 Marker Pen Eraser */
394  case 0x80a: /* Intuos4 General Pen Eraser */
395  case 0x4080a: /* Intuos4 Classic Pen Eraser */
396  case 0x90a: /* Intuos4 Airbrush Eraser */
397  wacom->tool[idx] = BTN_TOOL_RUBBER;
398  break;
399 
400  case 0xd12:
401  case 0x912:
402  case 0x112:
403  case 0x913: /* Intuos3 Airbrush */
404  case 0x902: /* Intuos4 Airbrush */
405  wacom->tool[idx] = BTN_TOOL_AIRBRUSH;
406  break;
407 
408  default: /* Unknown tool */
409  wacom->tool[idx] = BTN_TOOL_PEN;
410  break;
411  }
412  return 1;
413  }
414 
415  /* older I4 styli don't work with new Cintiqs */
416  if (!((wacom->id[idx] >> 20) & 0x01) &&
417  (features->type == WACOM_21UX2))
418  return 1;
419 
420  /* Exit report */
421  if ((data[1] & 0xfe) == 0x80) {
422  if (features->quirks == WACOM_QUIRK_MULTI_INPUT)
423  wacom->shared->stylus_in_proximity = false;
424 
425  /*
426  * Reset all states otherwise we lose the initial states
427  * when in-prox next time
428  */
429  input_report_abs(input, ABS_X, 0);
430  input_report_abs(input, ABS_Y, 0);
431  input_report_abs(input, ABS_DISTANCE, 0);
432  input_report_abs(input, ABS_TILT_X, 0);
433  input_report_abs(input, ABS_TILT_Y, 0);
434  if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
435  input_report_key(input, BTN_LEFT, 0);
436  input_report_key(input, BTN_MIDDLE, 0);
437  input_report_key(input, BTN_RIGHT, 0);
438  input_report_key(input, BTN_SIDE, 0);
439  input_report_key(input, BTN_EXTRA, 0);
440  input_report_abs(input, ABS_THROTTLE, 0);
441  input_report_abs(input, ABS_RZ, 0);
442  } else {
443  input_report_abs(input, ABS_PRESSURE, 0);
444  input_report_key(input, BTN_STYLUS, 0);
445  input_report_key(input, BTN_STYLUS2, 0);
446  input_report_key(input, BTN_TOUCH, 0);
447  input_report_abs(input, ABS_WHEEL, 0);
448  if (features->type >= INTUOS3S)
449  input_report_abs(input, ABS_Z, 0);
450  }
451  input_report_key(input, wacom->tool[idx], 0);
452  input_report_abs(input, ABS_MISC, 0); /* reset tool id */
453  input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
454  wacom->id[idx] = 0;
455  return 2;
456  }
457  return 0;
458 }
459 
460 static void wacom_intuos_general(struct wacom_wac *wacom)
461 {
462  struct wacom_features *features = &wacom->features;
463  unsigned char *data = wacom->data;
464  struct input_dev *input = wacom->input;
465  unsigned int t;
466 
467  /* general pen packet */
468  if ((data[1] & 0xb8) == 0xa0) {
469  t = (data[6] << 2) | ((data[7] >> 6) & 3);
470  if ((features->type >= INTUOS4S && features->type <= INTUOS4L) ||
471  (features->type >= INTUOS5S && features->type <= INTUOS5L) ||
472  (features->type >= WACOM_21UX2 && features->type <= WACOM_24HD)) {
473  t = (t << 1) | (data[1] & 1);
474  }
475  input_report_abs(input, ABS_PRESSURE, t);
476  input_report_abs(input, ABS_TILT_X,
477  ((data[7] << 1) & 0x7e) | (data[8] >> 7));
478  input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
479  input_report_key(input, BTN_STYLUS, data[1] & 2);
480  input_report_key(input, BTN_STYLUS2, data[1] & 4);
481  input_report_key(input, BTN_TOUCH, t > 10);
482  }
483 
484  /* airbrush second packet */
485  if ((data[1] & 0xbc) == 0xb4) {
486  input_report_abs(input, ABS_WHEEL,
487  (data[6] << 2) | ((data[7] >> 6) & 3));
488  input_report_abs(input, ABS_TILT_X,
489  ((data[7] << 1) & 0x7e) | (data[8] >> 7));
490  input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
491  }
492 }
493 
494 static int wacom_intuos_irq(struct wacom_wac *wacom)
495 {
496  struct wacom_features *features = &wacom->features;
497  unsigned char *data = wacom->data;
498  struct input_dev *input = wacom->input;
499  unsigned int t;
500  int idx = 0, result;
501 
502  if (data[0] != WACOM_REPORT_PENABLED &&
503  data[0] != WACOM_REPORT_INTUOSREAD &&
504  data[0] != WACOM_REPORT_INTUOSWRITE &&
505  data[0] != WACOM_REPORT_INTUOSPAD &&
506  data[0] != WACOM_REPORT_INTUOS5PAD) {
507  dev_dbg(input->dev.parent,
508  "%s: received unknown report #%d\n", __func__, data[0]);
509  return 0;
510  }
511 
512  /* tool number */
513  if (features->type == INTUOS)
514  idx = data[1] & 0x01;
515 
516  /* pad packets. Works as a second tool and is always in prox */
517  if (data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD) {
518  if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
519  input_report_key(input, BTN_0, (data[2] & 0x01));
520  input_report_key(input, BTN_1, (data[3] & 0x01));
521  input_report_key(input, BTN_2, (data[3] & 0x02));
522  input_report_key(input, BTN_3, (data[3] & 0x04));
523  input_report_key(input, BTN_4, (data[3] & 0x08));
524  input_report_key(input, BTN_5, (data[3] & 0x10));
525  input_report_key(input, BTN_6, (data[3] & 0x20));
526  if (data[1] & 0x80) {
527  input_report_abs(input, ABS_WHEEL, (data[1] & 0x7f));
528  } else {
529  /* Out of proximity, clear wheel value. */
530  input_report_abs(input, ABS_WHEEL, 0);
531  }
532  if (features->type != INTUOS4S) {
533  input_report_key(input, BTN_7, (data[3] & 0x40));
534  input_report_key(input, BTN_8, (data[3] & 0x80));
535  }
536  if (data[1] | (data[2] & 0x01) | data[3]) {
537  input_report_key(input, wacom->tool[1], 1);
538  input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
539  } else {
540  input_report_key(input, wacom->tool[1], 0);
541  input_report_abs(input, ABS_MISC, 0);
542  }
543  } else if (features->type == WACOM_24HD) {
544  input_report_key(input, BTN_0, (data[6] & 0x01));
545  input_report_key(input, BTN_1, (data[6] & 0x02));
546  input_report_key(input, BTN_2, (data[6] & 0x04));
547  input_report_key(input, BTN_3, (data[6] & 0x08));
548  input_report_key(input, BTN_4, (data[6] & 0x10));
549  input_report_key(input, BTN_5, (data[6] & 0x20));
550  input_report_key(input, BTN_6, (data[6] & 0x40));
551  input_report_key(input, BTN_7, (data[6] & 0x80));
552  input_report_key(input, BTN_8, (data[8] & 0x01));
553  input_report_key(input, BTN_9, (data[8] & 0x02));
554  input_report_key(input, BTN_A, (data[8] & 0x04));
555  input_report_key(input, BTN_B, (data[8] & 0x08));
556  input_report_key(input, BTN_C, (data[8] & 0x10));
557  input_report_key(input, BTN_X, (data[8] & 0x20));
558  input_report_key(input, BTN_Y, (data[8] & 0x40));
559  input_report_key(input, BTN_Z, (data[8] & 0x80));
560 
561  /*
562  * Three "buttons" are available on the 24HD which are
563  * physically implemented as a touchstrip. Each button
564  * is approximately 3 bits wide with a 2 bit spacing.
565  * The raw touchstrip bits are stored at:
566  * ((data[3] & 0x1f) << 8) | data[4])
567  */
568  input_report_key(input, KEY_PROG1, data[4] & 0x07);
569  input_report_key(input, KEY_PROG2, data[4] & 0xE0);
570  input_report_key(input, KEY_PROG3, data[3] & 0x1C);
571 
572  if (data[1] & 0x80) {
573  input_report_abs(input, ABS_WHEEL, (data[1] & 0x7f));
574  } else {
575  /* Out of proximity, clear wheel value. */
576  input_report_abs(input, ABS_WHEEL, 0);
577  }
578 
579  if (data[2] & 0x80) {
580  input_report_abs(input, ABS_THROTTLE, (data[2] & 0x7f));
581  } else {
582  /* Out of proximity, clear second wheel value. */
583  input_report_abs(input, ABS_THROTTLE, 0);
584  }
585 
586  if (data[1] | data[2] | (data[3] & 0x1f) | data[4] | data[6] | data[8]) {
587  input_report_key(input, wacom->tool[1], 1);
588  input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
589  } else {
590  input_report_key(input, wacom->tool[1], 0);
591  input_report_abs(input, ABS_MISC, 0);
592  }
593  } else if (features->type >= INTUOS5S && features->type <= INTUOS5L) {
594  int i;
595 
596  /* Touch ring mode switch has no capacitive sensor */
597  input_report_key(input, BTN_0, (data[3] & 0x01));
598 
599  /*
600  * ExpressKeys on Intuos5 have a capacitive sensor in
601  * addition to the mechanical switch. Switch data is
602  * stored in data[4], capacitive data in data[5].
603  */
604  for (i = 0; i < 8; i++)
605  input_report_key(input, BTN_1 + i, data[4] & (1 << i));
606 
607  if (data[2] & 0x80) {
608  input_report_abs(input, ABS_WHEEL, (data[2] & 0x7f));
609  } else {
610  /* Out of proximity, clear wheel value. */
611  input_report_abs(input, ABS_WHEEL, 0);
612  }
613 
614  if (data[2] | (data[3] & 0x01) | data[4] | data[5]) {
615  input_report_key(input, wacom->tool[1], 1);
616  input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
617  } else {
618  input_report_key(input, wacom->tool[1], 0);
619  input_report_abs(input, ABS_MISC, 0);
620  }
621  } else {
622  if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
623  input_report_key(input, BTN_0, (data[5] & 0x01));
624  input_report_key(input, BTN_1, (data[6] & 0x01));
625  input_report_key(input, BTN_2, (data[6] & 0x02));
626  input_report_key(input, BTN_3, (data[6] & 0x04));
627  input_report_key(input, BTN_4, (data[6] & 0x08));
628  input_report_key(input, BTN_5, (data[6] & 0x10));
629  input_report_key(input, BTN_6, (data[6] & 0x20));
630  input_report_key(input, BTN_7, (data[6] & 0x40));
631  input_report_key(input, BTN_8, (data[6] & 0x80));
632  input_report_key(input, BTN_9, (data[7] & 0x01));
633  input_report_key(input, BTN_A, (data[8] & 0x01));
634  input_report_key(input, BTN_B, (data[8] & 0x02));
635  input_report_key(input, BTN_C, (data[8] & 0x04));
636  input_report_key(input, BTN_X, (data[8] & 0x08));
637  input_report_key(input, BTN_Y, (data[8] & 0x10));
638  input_report_key(input, BTN_Z, (data[8] & 0x20));
639  input_report_key(input, BTN_BASE, (data[8] & 0x40));
640  input_report_key(input, BTN_BASE2, (data[8] & 0x80));
641 
642  if (features->type == WACOM_22HD) {
643  input_report_key(input, KEY_PROG1, data[9] & 0x01);
644  input_report_key(input, KEY_PROG2, data[9] & 0x02);
645  input_report_key(input, KEY_PROG3, data[9] & 0x04);
646  }
647  } else {
648  input_report_key(input, BTN_0, (data[5] & 0x01));
649  input_report_key(input, BTN_1, (data[5] & 0x02));
650  input_report_key(input, BTN_2, (data[5] & 0x04));
651  input_report_key(input, BTN_3, (data[5] & 0x08));
652  input_report_key(input, BTN_4, (data[6] & 0x01));
653  input_report_key(input, BTN_5, (data[6] & 0x02));
654  input_report_key(input, BTN_6, (data[6] & 0x04));
655  input_report_key(input, BTN_7, (data[6] & 0x08));
656  input_report_key(input, BTN_8, (data[5] & 0x10));
657  input_report_key(input, BTN_9, (data[6] & 0x10));
658  }
659  input_report_abs(input, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]);
660  input_report_abs(input, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]);
661 
662  if ((data[5] & 0x1f) | data[6] | (data[1] & 0x1f) |
663  data[2] | (data[3] & 0x1f) | data[4] | data[8] |
664  (data[7] & 0x01)) {
665  input_report_key(input, wacom->tool[1], 1);
666  input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
667  } else {
668  input_report_key(input, wacom->tool[1], 0);
669  input_report_abs(input, ABS_MISC, 0);
670  }
671  }
672  input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
673  return 1;
674  }
675 
676  /* process in/out prox events */
677  result = wacom_intuos_inout(wacom);
678  if (result)
679  return result - 1;
680 
681  /* don't proceed if we don't know the ID */
682  if (!wacom->id[idx])
683  return 0;
684 
685  /* Only large Intuos support Lense Cursor */
686  if (wacom->tool[idx] == BTN_TOOL_LENS &&
687  (features->type == INTUOS3 ||
688  features->type == INTUOS3S ||
689  features->type == INTUOS4 ||
690  features->type == INTUOS4S ||
691  features->type == INTUOS5 ||
692  features->type == INTUOS5S)) {
693 
694  return 0;
695  }
696 
697  /* Cintiq doesn't send data when RDY bit isn't set */
698  if (features->type == CINTIQ && !(data[1] & 0x40))
699  return 0;
700 
701  if (features->type >= INTUOS3S) {
702  input_report_abs(input, ABS_X, (data[2] << 9) | (data[3] << 1) | ((data[9] >> 1) & 1));
703  input_report_abs(input, ABS_Y, (data[4] << 9) | (data[5] << 1) | (data[9] & 1));
704  input_report_abs(input, ABS_DISTANCE, ((data[9] >> 2) & 0x3f));
705  } else {
706  input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[2]));
707  input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[4]));
708  input_report_abs(input, ABS_DISTANCE, ((data[9] >> 3) & 0x1f));
709  }
710 
711  /* process general packets */
712  wacom_intuos_general(wacom);
713 
714  /* 4D mouse, 2D mouse, marker pen rotation, tilt mouse, or Lens cursor packets */
715  if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0 || (data[1] & 0xbc) == 0xac) {
716 
717  if (data[1] & 0x02) {
718  /* Rotation packet */
719  if (features->type >= INTUOS3S) {
720  /* I3 marker pen rotation */
721  t = (data[6] << 3) | ((data[7] >> 5) & 7);
722  t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
723  ((t-1) / 2 + 450)) : (450 - t / 2) ;
724  input_report_abs(input, ABS_Z, t);
725  } else {
726  /* 4D mouse rotation packet */
727  t = (data[6] << 3) | ((data[7] >> 5) & 7);
728  input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
729  ((t - 1) / 2) : -t / 2);
730  }
731 
732  } else if (!(data[1] & 0x10) && features->type < INTUOS3S) {
733  /* 4D mouse packet */
734  input_report_key(input, BTN_LEFT, data[8] & 0x01);
735  input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
736  input_report_key(input, BTN_RIGHT, data[8] & 0x04);
737 
738  input_report_key(input, BTN_SIDE, data[8] & 0x20);
739  input_report_key(input, BTN_EXTRA, data[8] & 0x10);
740  t = (data[6] << 2) | ((data[7] >> 6) & 3);
741  input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
742 
743  } else if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
744  /* I4 mouse */
745  if ((features->type >= INTUOS4S && features->type <= INTUOS4L) ||
746  (features->type >= INTUOS5S && features->type <= INTUOS5L)) {
747  input_report_key(input, BTN_LEFT, data[6] & 0x01);
748  input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
749  input_report_key(input, BTN_RIGHT, data[6] & 0x04);
750  input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
751  - ((data[7] & 0x40) >> 6));
752  input_report_key(input, BTN_SIDE, data[6] & 0x08);
753  input_report_key(input, BTN_EXTRA, data[6] & 0x10);
754 
755  input_report_abs(input, ABS_TILT_X,
756  ((data[7] << 1) & 0x7e) | (data[8] >> 7));
757  input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
758  } else {
759  /* 2D mouse packet */
760  input_report_key(input, BTN_LEFT, data[8] & 0x04);
761  input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
762  input_report_key(input, BTN_RIGHT, data[8] & 0x10);
763  input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
764  - ((data[8] & 0x02) >> 1));
765 
766  /* I3 2D mouse side buttons */
767  if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
768  input_report_key(input, BTN_SIDE, data[8] & 0x40);
769  input_report_key(input, BTN_EXTRA, data[8] & 0x20);
770  }
771  }
772  } else if ((features->type < INTUOS3S || features->type == INTUOS3L ||
773  features->type == INTUOS4L || features->type == INTUOS5L) &&
774  wacom->tool[idx] == BTN_TOOL_LENS) {
775  /* Lens cursor packets */
776  input_report_key(input, BTN_LEFT, data[8] & 0x01);
777  input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
778  input_report_key(input, BTN_RIGHT, data[8] & 0x04);
779  input_report_key(input, BTN_SIDE, data[8] & 0x10);
780  input_report_key(input, BTN_EXTRA, data[8] & 0x08);
781  }
782  }
783 
784  input_report_abs(input, ABS_MISC, wacom->id[idx]); /* report tool id */
785  input_report_key(input, wacom->tool[idx], 1);
786  input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
787  return 1;
788 }
789 
790 static int find_slot_from_contactid(struct wacom_wac *wacom, int contactid)
791 {
792  int touch_max = wacom->features.touch_max;
793  int i;
794 
795  if (!wacom->slots)
796  return -1;
797 
798  for (i = 0; i < touch_max; ++i) {
799  if (wacom->slots[i] == contactid)
800  return i;
801  }
802  for (i = 0; i < touch_max; ++i) {
803  if (wacom->slots[i] == -1)
804  return i;
805  }
806  return -1;
807 }
808 
809 static int int_dist(int x1, int y1, int x2, int y2)
810 {
811  int x = x2 - x1;
812  int y = y2 - y1;
813 
814  return int_sqrt(x*x + y*y);
815 }
816 
817 static int wacom_24hdt_irq(struct wacom_wac *wacom)
818 {
819  struct input_dev *input = wacom->input;
820  char *data = wacom->data;
821  int i;
822  int current_num_contacts = data[61];
823  int contacts_to_send = 0;
824 
825  /*
826  * First packet resets the counter since only the first
827  * packet in series will have non-zero current_num_contacts.
828  */
829  if (current_num_contacts)
830  wacom->num_contacts_left = current_num_contacts;
831 
832  /* There are at most 4 contacts per packet */
833  contacts_to_send = min(4, wacom->num_contacts_left);
834 
835  for (i = 0; i < contacts_to_send; i++) {
836  int offset = (WACOM_BYTES_PER_24HDT_PACKET * i) + 1;
837  bool touch = data[offset] & 0x1 && !wacom->shared->stylus_in_proximity;
838  int id = data[offset + 1];
839  int slot = find_slot_from_contactid(wacom, id);
840 
841  if (slot < 0)
842  continue;
843  input_mt_slot(input, slot);
844  input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
845 
846  if (touch) {
847  int t_x = le16_to_cpup((__le16 *)&data[offset + 2]);
848  int c_x = le16_to_cpup((__le16 *)&data[offset + 4]);
849  int t_y = le16_to_cpup((__le16 *)&data[offset + 6]);
850  int c_y = le16_to_cpup((__le16 *)&data[offset + 8]);
851  int w = le16_to_cpup((__le16 *)&data[offset + 10]);
852  int h = le16_to_cpup((__le16 *)&data[offset + 12]);
853 
854  input_report_abs(input, ABS_MT_POSITION_X, t_x);
855  input_report_abs(input, ABS_MT_POSITION_Y, t_y);
856  input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
857  input_report_abs(input, ABS_MT_WIDTH_MAJOR, min(w, h) + int_dist(t_x, t_y, c_x, c_y));
858  input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
859  input_report_abs(input, ABS_MT_ORIENTATION, w > h);
860  }
861  wacom->slots[slot] = touch ? id : -1;
862  }
863 
864  input_mt_report_pointer_emulation(input, true);
865 
866  wacom->num_contacts_left -= contacts_to_send;
867  if (wacom->num_contacts_left <= 0)
868  wacom->num_contacts_left = 0;
869 
870  return 1;
871 }
872 
873 static int wacom_mt_touch(struct wacom_wac *wacom)
874 {
875  struct input_dev *input = wacom->input;
876  char *data = wacom->data;
877  int i;
878  int current_num_contacts = data[2];
879  int contacts_to_send = 0;
880 
881  /*
882  * First packet resets the counter since only the first
883  * packet in series will have non-zero current_num_contacts.
884  */
885  if (current_num_contacts)
886  wacom->num_contacts_left = current_num_contacts;
887 
888  /* There are at most 5 contacts per packet */
889  contacts_to_send = min(5, wacom->num_contacts_left);
890 
891  for (i = 0; i < contacts_to_send; i++) {
892  int offset = (WACOM_BYTES_PER_MT_PACKET * i) + 3;
893  bool touch = data[offset] & 0x1;
894  int id = le16_to_cpup((__le16 *)&data[offset + 1]);
895  int slot = find_slot_from_contactid(wacom, id);
896 
897  if (slot < 0)
898  continue;
899 
900  input_mt_slot(input, slot);
901  input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
902  if (touch) {
903  int x = le16_to_cpup((__le16 *)&data[offset + 7]);
904  int y = le16_to_cpup((__le16 *)&data[offset + 9]);
905  input_report_abs(input, ABS_MT_POSITION_X, x);
906  input_report_abs(input, ABS_MT_POSITION_Y, y);
907  }
908  wacom->slots[slot] = touch ? id : -1;
909  }
910 
911  input_mt_report_pointer_emulation(input, true);
912 
913  wacom->num_contacts_left -= contacts_to_send;
914  if (wacom->num_contacts_left < 0)
915  wacom->num_contacts_left = 0;
916 
917  return 1;
918 }
919 
920 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
921 {
922  struct input_dev *input = wacom->input;
923  unsigned char *data = wacom->data;
924  int contact_with_no_pen_down_count = 0;
925  int i;
926 
927  for (i = 0; i < 2; i++) {
928  int p = data[1] & (1 << i);
929  bool touch = p && !wacom->shared->stylus_in_proximity;
930 
931  input_mt_slot(input, i);
932  input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
933  if (touch) {
934  int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
935  int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
936 
937  input_report_abs(input, ABS_MT_POSITION_X, x);
938  input_report_abs(input, ABS_MT_POSITION_Y, y);
939  contact_with_no_pen_down_count++;
940  }
941  }
942 
943  /* keep touch state for pen event */
944  wacom->shared->touch_down = (contact_with_no_pen_down_count > 0);
945 
946  input_mt_report_pointer_emulation(input, true);
947 
948  return 1;
949 }
950 
951 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
952 {
953  char *data = wacom->data;
954  struct input_dev *input = wacom->input;
955  bool prox;
956  int x = 0, y = 0;
957 
958  if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
959  return 0;
960 
961  if (!wacom->shared->stylus_in_proximity) {
962  if (len == WACOM_PKGLEN_TPC1FG) {
963  prox = data[0] & 0x01;
964  x = get_unaligned_le16(&data[1]);
965  y = get_unaligned_le16(&data[3]);
966  } else {
967  prox = data[1] & 0x01;
968  x = le16_to_cpup((__le16 *)&data[2]);
969  y = le16_to_cpup((__le16 *)&data[4]);
970  }
971  } else
972  /* force touch out when pen is in prox */
973  prox = 0;
974 
975  if (prox) {
976  input_report_abs(input, ABS_X, x);
977  input_report_abs(input, ABS_Y, y);
978  }
979  input_report_key(input, BTN_TOUCH, prox);
980 
981  /* keep touch state for pen events */
982  wacom->shared->touch_down = prox;
983 
984  return 1;
985 }
986 
987 static int wacom_tpc_pen(struct wacom_wac *wacom)
988 {
989  struct wacom_features *features = &wacom->features;
990  char *data = wacom->data;
991  struct input_dev *input = wacom->input;
992  int pressure;
993  bool prox = data[1] & 0x20;
994 
995  if (!wacom->shared->stylus_in_proximity) /* first in prox */
996  /* Going into proximity select tool */
997  wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
998 
999  /* keep pen state for touch events */
1000  wacom->shared->stylus_in_proximity = prox;
1001 
1002  /* send pen events only when touch is up or forced out */
1003  if (!wacom->shared->touch_down) {
1004  input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1005  input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1006  input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1007  input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1008  pressure = ((data[7] & 0x01) << 8) | data[6];
1009  if (pressure < 0)
1010  pressure = features->pressure_max + pressure + 1;
1011  input_report_abs(input, ABS_PRESSURE, pressure);
1012  input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1013  input_report_key(input, wacom->tool[0], prox);
1014  return 1;
1015  }
1016 
1017  return 0;
1018 }
1019 
1020 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1021 {
1022  char *data = wacom->data;
1023 
1024  dev_dbg(wacom->input->dev.parent,
1025  "%s: received report #%d\n", __func__, data[0]);
1026 
1027  switch (len) {
1028  case WACOM_PKGLEN_TPC1FG:
1029  return wacom_tpc_single_touch(wacom, len);
1030 
1031  case WACOM_PKGLEN_TPC2FG:
1032  return wacom_tpc_mt_touch(wacom);
1033 
1034  default:
1035  switch (data[0]) {
1036  case WACOM_REPORT_TPC1FG:
1037  case WACOM_REPORT_TPCHID:
1038  case WACOM_REPORT_TPCST:
1039  case WACOM_REPORT_TPC1FGE:
1040  return wacom_tpc_single_touch(wacom, len);
1041 
1042  case WACOM_REPORT_TPCMT:
1043  return wacom_mt_touch(wacom);
1044 
1045  case WACOM_REPORT_PENABLED:
1046  return wacom_tpc_pen(wacom);
1047  }
1048  }
1049 
1050  return 0;
1051 }
1052 
1053 static int wacom_bpt_touch(struct wacom_wac *wacom)
1054 {
1055  struct wacom_features *features = &wacom->features;
1056  struct input_dev *input = wacom->input;
1057  unsigned char *data = wacom->data;
1058  int i;
1059 
1060  if (data[0] != 0x02)
1061  return 0;
1062 
1063  for (i = 0; i < 2; i++) {
1064  int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
1065  bool touch = data[offset + 3] & 0x80;
1066 
1067  /*
1068  * Touch events need to be disabled while stylus is
1069  * in proximity because user's hand is resting on touchpad
1070  * and sending unwanted events. User expects tablet buttons
1071  * to continue working though.
1072  */
1073  touch = touch && !wacom->shared->stylus_in_proximity;
1074 
1075  input_mt_slot(input, i);
1076  input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1077  if (touch) {
1078  int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
1079  int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
1080  if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
1081  x <<= 5;
1082  y <<= 5;
1083  }
1084  input_report_abs(input, ABS_MT_POSITION_X, x);
1085  input_report_abs(input, ABS_MT_POSITION_Y, y);
1086  }
1087  }
1088 
1089  input_mt_report_pointer_emulation(input, true);
1090 
1091  input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
1092  input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
1093  input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
1094  input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
1095 
1096  input_sync(input);
1097 
1098  return 0;
1099 }
1100 
1101 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
1102 {
1103  struct input_dev *input = wacom->input;
1104  int slot_id = data[0] - 2; /* data[0] is between 2 and 17 */
1105  bool touch = data[1] & 0x80;
1106 
1107  touch = touch && !wacom->shared->stylus_in_proximity;
1108 
1109  input_mt_slot(input, slot_id);
1110  input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1111 
1112  if (touch) {
1113  int x = (data[2] << 4) | (data[4] >> 4);
1114  int y = (data[3] << 4) | (data[4] & 0x0f);
1115  int a = data[5];
1116 
1117  // "a" is a scaled-down area which we assume is roughly
1118  // circular and which can be described as: a=(pi*r^2)/C.
1119  int x_res = input_abs_get_res(input, ABS_X);
1120  int y_res = input_abs_get_res(input, ABS_Y);
1121  int width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
1122  int height = width * y_res / x_res;
1123 
1124  input_report_abs(input, ABS_MT_POSITION_X, x);
1125  input_report_abs(input, ABS_MT_POSITION_Y, y);
1126  input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
1127  input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
1128  }
1129 }
1130 
1131 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
1132 {
1133  struct input_dev *input = wacom->input;
1134 
1135  input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
1136  input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
1137  input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
1138  input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
1139 }
1140 
1141 static int wacom_bpt3_touch(struct wacom_wac *wacom)
1142 {
1143  struct input_dev *input = wacom->input;
1144  unsigned char *data = wacom->data;
1145  int count = data[1] & 0x07;
1146  int i;
1147 
1148  if (data[0] != 0x02)
1149  return 0;
1150 
1151  /* data has up to 7 fixed sized 8-byte messages starting at data[2] */
1152  for (i = 0; i < count; i++) {
1153  int offset = (8 * i) + 2;
1154  int msg_id = data[offset];
1155 
1156  if (msg_id >= 2 && msg_id <= 17)
1157  wacom_bpt3_touch_msg(wacom, data + offset);
1158  else if (msg_id == 128)
1159  wacom_bpt3_button_msg(wacom, data + offset);
1160 
1161  }
1162 
1163  input_mt_report_pointer_emulation(input, true);
1164 
1165  input_sync(input);
1166 
1167  return 0;
1168 }
1169 
1170 static int wacom_bpt_pen(struct wacom_wac *wacom)
1171 {
1172  struct input_dev *input = wacom->input;
1173  unsigned char *data = wacom->data;
1174  int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0;
1175 
1176  if (data[0] != 0x02)
1177  return 0;
1178 
1179  prox = (data[1] & 0x20) == 0x20;
1180 
1181  /*
1182  * All reports shared between PEN and RUBBER tool must be
1183  * forced to a known starting value (zero) when transitioning to
1184  * out-of-prox.
1185  *
1186  * If not reset then, to userspace, it will look like lost events
1187  * if new tool comes in-prox with same values as previous tool sent.
1188  *
1189  * Hardware does report zero in most out-of-prox cases but not all.
1190  */
1191  if (prox) {
1192  if (!wacom->shared->stylus_in_proximity) {
1193  if (data[1] & 0x08) {
1194  wacom->tool[0] = BTN_TOOL_RUBBER;
1195  wacom->id[0] = ERASER_DEVICE_ID;
1196  } else {
1197  wacom->tool[0] = BTN_TOOL_PEN;
1198  wacom->id[0] = STYLUS_DEVICE_ID;
1199  }
1200  wacom->shared->stylus_in_proximity = true;
1201  }
1202  x = le16_to_cpup((__le16 *)&data[2]);
1203  y = le16_to_cpup((__le16 *)&data[4]);
1204  p = le16_to_cpup((__le16 *)&data[6]);
1205  /*
1206  * Convert distance from out prox to distance from tablet.
1207  * distance will be greater than distance_max once
1208  * touching and applying pressure; do not report negative
1209  * distance.
1210  */
1211  if (data[8] <= wacom->features.distance_max)
1212  d = wacom->features.distance_max - data[8];
1213 
1214  pen = data[1] & 0x01;
1215  btn1 = data[1] & 0x02;
1216  btn2 = data[1] & 0x04;
1217  }
1218 
1219  input_report_key(input, BTN_TOUCH, pen);
1220  input_report_key(input, BTN_STYLUS, btn1);
1221  input_report_key(input, BTN_STYLUS2, btn2);
1222 
1223  input_report_abs(input, ABS_X, x);
1224  input_report_abs(input, ABS_Y, y);
1225  input_report_abs(input, ABS_PRESSURE, p);
1226  input_report_abs(input, ABS_DISTANCE, d);
1227 
1228  if (!prox) {
1229  wacom->id[0] = 0;
1230  wacom->shared->stylus_in_proximity = false;
1231  }
1232 
1233  input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */
1234  input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
1235 
1236  return 1;
1237 }
1238 
1239 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
1240 {
1241  if (len == WACOM_PKGLEN_BBTOUCH)
1242  return wacom_bpt_touch(wacom);
1243  else if (len == WACOM_PKGLEN_BBTOUCH3)
1244  return wacom_bpt3_touch(wacom);
1245  else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
1246  return wacom_bpt_pen(wacom);
1247 
1248  return 0;
1249 }
1250 
1251 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
1252 {
1253  unsigned char *data = wacom->data;
1254  int connected;
1255 
1256  if (len != WACOM_PKGLEN_WIRELESS || data[0] != 0x80)
1257  return 0;
1258 
1259  connected = data[1] & 0x01;
1260  if (connected) {
1261  int pid, battery;
1262 
1263  pid = get_unaligned_be16(&data[6]);
1264  battery = data[5] & 0x3f;
1265  if (wacom->pid != pid) {
1266  wacom->pid = pid;
1267  wacom_schedule_work(wacom);
1268  }
1269  wacom->battery_capacity = battery;
1270  } else if (wacom->pid != 0) {
1271  /* disconnected while previously connected */
1272  wacom->pid = 0;
1273  wacom_schedule_work(wacom);
1274  wacom->battery_capacity = 0;
1275  }
1276 
1277  return 0;
1278 }
1279 
1280 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
1281 {
1282  bool sync;
1283 
1284  switch (wacom_wac->features.type) {
1285  case PENPARTNER:
1286  sync = wacom_penpartner_irq(wacom_wac);
1287  break;
1288 
1289  case PL:
1290  sync = wacom_pl_irq(wacom_wac);
1291  break;
1292 
1293  case WACOM_G4:
1294  case GRAPHIRE:
1295  case WACOM_MO:
1296  sync = wacom_graphire_irq(wacom_wac);
1297  break;
1298 
1299  case PTU:
1300  sync = wacom_ptu_irq(wacom_wac);
1301  break;
1302 
1303  case DTU:
1304  sync = wacom_dtu_irq(wacom_wac);
1305  break;
1306 
1307  case INTUOS:
1308  case INTUOS3S:
1309  case INTUOS3:
1310  case INTUOS3L:
1311  case INTUOS4S:
1312  case INTUOS4:
1313  case INTUOS4L:
1314  case CINTIQ:
1315  case WACOM_BEE:
1316  case WACOM_21UX2:
1317  case WACOM_22HD:
1318  case WACOM_24HD:
1319  sync = wacom_intuos_irq(wacom_wac);
1320  break;
1321 
1322  case WACOM_24HDT:
1323  sync = wacom_24hdt_irq(wacom_wac);
1324  break;
1325 
1326  case INTUOS5S:
1327  case INTUOS5:
1328  case INTUOS5L:
1329  if (len == WACOM_PKGLEN_BBTOUCH3)
1330  sync = wacom_bpt3_touch(wacom_wac);
1331  else
1332  sync = wacom_intuos_irq(wacom_wac);
1333  break;
1334 
1335  case TABLETPC:
1336  case TABLETPCE:
1337  case TABLETPC2FG:
1338  case MTSCREEN:
1339  sync = wacom_tpc_irq(wacom_wac, len);
1340  break;
1341 
1342  case BAMBOO_PT:
1343  sync = wacom_bpt_irq(wacom_wac, len);
1344  break;
1345 
1346  case WIRELESS:
1347  sync = wacom_wireless_irq(wacom_wac, len);
1348  break;
1349 
1350  default:
1351  sync = false;
1352  break;
1353  }
1354 
1355  if (sync)
1356  input_sync(wacom_wac->input);
1357 }
1358 
1359 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
1360 {
1361  struct input_dev *input_dev = wacom_wac->input;
1362 
1363  input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
1364 
1365  __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
1366  __set_bit(BTN_TOOL_PEN, input_dev->keybit);
1367  __set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
1368  __set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
1369  __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
1370  __set_bit(BTN_STYLUS, input_dev->keybit);
1371  __set_bit(BTN_STYLUS2, input_dev->keybit);
1372 
1373  input_set_abs_params(input_dev, ABS_DISTANCE,
1374  0, wacom_wac->features.distance_max, 0, 0);
1375  input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
1376  input_set_abs_params(input_dev, ABS_TILT_X, 0, 127, 0, 0);
1377  input_set_abs_params(input_dev, ABS_TILT_Y, 0, 127, 0, 0);
1378 }
1379 
1380 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
1381 {
1382  struct input_dev *input_dev = wacom_wac->input;
1383 
1384  input_set_capability(input_dev, EV_REL, REL_WHEEL);
1385 
1386  wacom_setup_cintiq(wacom_wac);
1387 
1388  __set_bit(BTN_LEFT, input_dev->keybit);
1389  __set_bit(BTN_RIGHT, input_dev->keybit);
1390  __set_bit(BTN_MIDDLE, input_dev->keybit);
1391  __set_bit(BTN_SIDE, input_dev->keybit);
1392  __set_bit(BTN_EXTRA, input_dev->keybit);
1393  __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
1394  __set_bit(BTN_TOOL_LENS, input_dev->keybit);
1395 
1396  input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
1397  input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
1398 }
1399 
1400 void wacom_setup_device_quirks(struct wacom_features *features)
1401 {
1402 
1403  /* touch device found but size is not defined. use default */
1404  if (features->device_type == BTN_TOOL_FINGER && !features->x_max) {
1405  features->x_max = 1023;
1406  features->y_max = 1023;
1407  }
1408 
1409  /* these device have multiple inputs */
1410  if (features->type >= WIRELESS ||
1411  (features->type >= INTUOS5S && features->type <= INTUOS5L) ||
1412  (features->oVid && features->oPid))
1413  features->quirks |= WACOM_QUIRK_MULTI_INPUT;
1414 
1415  /* quirk for bamboo touch with 2 low res touches */
1416  if (features->type == BAMBOO_PT &&
1417  features->pktlen == WACOM_PKGLEN_BBTOUCH) {
1418  features->x_max <<= 5;
1419  features->y_max <<= 5;
1420  features->x_fuzz <<= 5;
1421  features->y_fuzz <<= 5;
1422  features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
1423  }
1424 
1425  if (features->type == WIRELESS) {
1426 
1427  /* monitor never has input and pen/touch have delayed create */
1428  features->quirks |= WACOM_QUIRK_NO_INPUT;
1429 
1430  /* must be monitor interface if no device_type set */
1431  if (!features->device_type)
1432  features->quirks |= WACOM_QUIRK_MONITOR;
1433  }
1434 }
1435 
1436 static unsigned int wacom_calculate_touch_res(unsigned int logical_max,
1437  unsigned int physical_max)
1438 {
1439  /* Touch physical dimensions are in 100th of mm */
1440  return (logical_max * 100) / physical_max;
1441 }
1442 
1443 int wacom_setup_input_capabilities(struct input_dev *input_dev,
1444  struct wacom_wac *wacom_wac)
1445 {
1446  struct wacom_features *features = &wacom_wac->features;
1447  int i;
1448 
1449  input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
1450 
1451  __set_bit(BTN_TOUCH, input_dev->keybit);
1452 
1453  input_set_abs_params(input_dev, ABS_X, 0, features->x_max,
1454  features->x_fuzz, 0);
1455  input_set_abs_params(input_dev, ABS_Y, 0, features->y_max,
1456  features->y_fuzz, 0);
1457 
1458  if (features->device_type == BTN_TOOL_PEN) {
1459  input_set_abs_params(input_dev, ABS_PRESSURE, 0, features->pressure_max,
1460  features->pressure_fuzz, 0);
1461 
1462  /* penabled devices have fixed resolution for each model */
1463  input_abs_set_res(input_dev, ABS_X, features->x_resolution);
1464  input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
1465  } else {
1466  input_abs_set_res(input_dev, ABS_X,
1467  wacom_calculate_touch_res(features->x_max,
1468  features->x_phy));
1469  input_abs_set_res(input_dev, ABS_Y,
1470  wacom_calculate_touch_res(features->y_max,
1471  features->y_phy));
1472  }
1473 
1474  __set_bit(ABS_MISC, input_dev->absbit);
1475 
1476  switch (wacom_wac->features.type) {
1477  case WACOM_MO:
1478  input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
1479  /* fall through */
1480 
1481  case WACOM_G4:
1482  input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
1483 
1484  __set_bit(BTN_BACK, input_dev->keybit);
1485  __set_bit(BTN_FORWARD, input_dev->keybit);
1486  /* fall through */
1487 
1488  case GRAPHIRE:
1489  input_set_capability(input_dev, EV_REL, REL_WHEEL);
1490 
1491  __set_bit(BTN_LEFT, input_dev->keybit);
1492  __set_bit(BTN_RIGHT, input_dev->keybit);
1493  __set_bit(BTN_MIDDLE, input_dev->keybit);
1494 
1495  __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
1496  __set_bit(BTN_TOOL_PEN, input_dev->keybit);
1497  __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
1498  __set_bit(BTN_STYLUS, input_dev->keybit);
1499  __set_bit(BTN_STYLUS2, input_dev->keybit);
1500 
1501  __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1502  break;
1503 
1504  case WACOM_24HD:
1505  __set_bit(BTN_A, input_dev->keybit);
1506  __set_bit(BTN_B, input_dev->keybit);
1507  __set_bit(BTN_C, input_dev->keybit);
1508  __set_bit(BTN_X, input_dev->keybit);
1509  __set_bit(BTN_Y, input_dev->keybit);
1510  __set_bit(BTN_Z, input_dev->keybit);
1511 
1512  for (i = 0; i < 10; i++)
1513  __set_bit(BTN_0 + i, input_dev->keybit);
1514 
1515  __set_bit(KEY_PROG1, input_dev->keybit);
1516  __set_bit(KEY_PROG2, input_dev->keybit);
1517  __set_bit(KEY_PROG3, input_dev->keybit);
1518 
1519  input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1520  input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
1521 
1522  __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
1523 
1524  wacom_setup_cintiq(wacom_wac);
1525  break;
1526 
1527  case WACOM_22HD:
1528  __set_bit(KEY_PROG1, input_dev->keybit);
1529  __set_bit(KEY_PROG2, input_dev->keybit);
1530  __set_bit(KEY_PROG3, input_dev->keybit);
1531  /* fall through */
1532 
1533  case WACOM_21UX2:
1534  __set_bit(BTN_A, input_dev->keybit);
1535  __set_bit(BTN_B, input_dev->keybit);
1536  __set_bit(BTN_C, input_dev->keybit);
1537  __set_bit(BTN_X, input_dev->keybit);
1538  __set_bit(BTN_Y, input_dev->keybit);
1539  __set_bit(BTN_Z, input_dev->keybit);
1540  __set_bit(BTN_BASE, input_dev->keybit);
1541  __set_bit(BTN_BASE2, input_dev->keybit);
1542  /* fall through */
1543 
1544  case WACOM_BEE:
1545  __set_bit(BTN_8, input_dev->keybit);
1546  __set_bit(BTN_9, input_dev->keybit);
1547  /* fall through */
1548 
1549  case CINTIQ:
1550  for (i = 0; i < 8; i++)
1551  __set_bit(BTN_0 + i, input_dev->keybit);
1552 
1553  input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
1554  input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
1555  input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1556 
1557  __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
1558 
1559  wacom_setup_cintiq(wacom_wac);
1560  break;
1561 
1562  case INTUOS3:
1563  case INTUOS3L:
1564  __set_bit(BTN_4, input_dev->keybit);
1565  __set_bit(BTN_5, input_dev->keybit);
1566  __set_bit(BTN_6, input_dev->keybit);
1567  __set_bit(BTN_7, input_dev->keybit);
1568 
1569  input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
1570  /* fall through */
1571 
1572  case INTUOS3S:
1573  __set_bit(BTN_0, input_dev->keybit);
1574  __set_bit(BTN_1, input_dev->keybit);
1575  __set_bit(BTN_2, input_dev->keybit);
1576  __set_bit(BTN_3, input_dev->keybit);
1577 
1578  input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
1579  input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1580  /* fall through */
1581 
1582  case INTUOS:
1583  __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1584 
1585  wacom_setup_intuos(wacom_wac);
1586  break;
1587 
1588  case INTUOS5:
1589  case INTUOS5L:
1590  if (features->device_type == BTN_TOOL_PEN) {
1591  __set_bit(BTN_7, input_dev->keybit);
1592  __set_bit(BTN_8, input_dev->keybit);
1593  }
1594  /* fall through */
1595 
1596  case INTUOS5S:
1597  __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1598 
1599  if (features->device_type == BTN_TOOL_PEN) {
1600  for (i = 0; i < 7; i++)
1601  __set_bit(BTN_0 + i, input_dev->keybit);
1602 
1603  input_set_abs_params(input_dev, ABS_DISTANCE, 0,
1604  features->distance_max,
1605  0, 0);
1606 
1607  input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1608 
1609  wacom_setup_intuos(wacom_wac);
1610  } else if (features->device_type == BTN_TOOL_FINGER) {
1611  __clear_bit(ABS_MISC, input_dev->absbit);
1612 
1613  __set_bit(BTN_TOOL_FINGER, input_dev->keybit);
1614  __set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit);
1615  __set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit);
1616  __set_bit(BTN_TOOL_QUADTAP, input_dev->keybit);
1617 
1618  input_mt_init_slots(input_dev, features->touch_max, 0);
1619 
1620  input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,
1621  0, features->x_max, 0, 0);
1622  input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR,
1623  0, features->y_max, 0, 0);
1624 
1625  input_set_abs_params(input_dev, ABS_MT_POSITION_X,
1626  0, features->x_max,
1627  features->x_fuzz, 0);
1628  input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
1629  0, features->y_max,
1630  features->y_fuzz, 0);
1631  }
1632  break;
1633 
1634  case INTUOS4:
1635  case INTUOS4L:
1636  __set_bit(BTN_7, input_dev->keybit);
1637  __set_bit(BTN_8, input_dev->keybit);
1638  /* fall through */
1639 
1640  case INTUOS4S:
1641  for (i = 0; i < 7; i++)
1642  __set_bit(BTN_0 + i, input_dev->keybit);
1643 
1644  input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1645  wacom_setup_intuos(wacom_wac);
1646 
1647  __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1648  break;
1649 
1650  case WACOM_24HDT:
1651  if (features->device_type == BTN_TOOL_FINGER) {
1652  input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
1653  input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
1654  input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
1655  input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
1656  }
1657  /* fall through */
1658 
1659  case MTSCREEN:
1660  if (features->device_type == BTN_TOOL_FINGER) {
1661  wacom_wac->slots = kmalloc(features->touch_max *
1662  sizeof(int),
1663  GFP_KERNEL);
1664  if (!wacom_wac->slots)
1665  return -ENOMEM;
1666 
1667  for (i = 0; i < features->touch_max; i++)
1668  wacom_wac->slots[i] = -1;
1669  }
1670  /* fall through */
1671 
1672  case TABLETPC2FG:
1673  if (features->device_type == BTN_TOOL_FINGER) {
1674  input_mt_init_slots(input_dev, features->touch_max, 0);
1675  input_set_abs_params(input_dev, ABS_MT_TOOL_TYPE,
1676  0, MT_TOOL_MAX, 0, 0);
1677  input_set_abs_params(input_dev, ABS_MT_POSITION_X,
1678  0, features->x_max, 0, 0);
1679  input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
1680  0, features->y_max, 0, 0);
1681  }
1682  /* fall through */
1683 
1684  case TABLETPC:
1685  case TABLETPCE:
1686  __clear_bit(ABS_MISC, input_dev->absbit);
1687 
1688  __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
1689 
1690  if (features->device_type != BTN_TOOL_PEN)
1691  break; /* no need to process stylus stuff */
1692 
1693  /* fall through */
1694 
1695  case PL:
1696  case DTU:
1697  __set_bit(BTN_TOOL_PEN, input_dev->keybit);
1698  __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
1699  __set_bit(BTN_STYLUS, input_dev->keybit);
1700  __set_bit(BTN_STYLUS2, input_dev->keybit);
1701 
1702  __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
1703  break;
1704 
1705  case PTU:
1706  __set_bit(BTN_STYLUS2, input_dev->keybit);
1707  /* fall through */
1708 
1709  case PENPARTNER:
1710  __set_bit(BTN_TOOL_PEN, input_dev->keybit);
1711  __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
1712  __set_bit(BTN_STYLUS, input_dev->keybit);
1713 
1714  __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1715  break;
1716 
1717  case BAMBOO_PT:
1718  __clear_bit(ABS_MISC, input_dev->absbit);
1719 
1720  __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1721 
1722  if (features->device_type == BTN_TOOL_FINGER) {
1723  __set_bit(BTN_LEFT, input_dev->keybit);
1724  __set_bit(BTN_FORWARD, input_dev->keybit);
1725  __set_bit(BTN_BACK, input_dev->keybit);
1726  __set_bit(BTN_RIGHT, input_dev->keybit);
1727 
1728  __set_bit(BTN_TOOL_FINGER, input_dev->keybit);
1729  __set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit);
1730  input_mt_init_slots(input_dev, features->touch_max, 0);
1731 
1732  if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
1733  __set_bit(BTN_TOOL_TRIPLETAP,
1734  input_dev->keybit);
1735  __set_bit(BTN_TOOL_QUADTAP,
1736  input_dev->keybit);
1737 
1738  input_set_abs_params(input_dev,
1739  ABS_MT_TOUCH_MAJOR,
1740  0, features->x_max, 0, 0);
1741  input_set_abs_params(input_dev,
1742  ABS_MT_TOUCH_MINOR,
1743  0, features->y_max, 0, 0);
1744  }
1745 
1746  input_set_abs_params(input_dev, ABS_MT_POSITION_X,
1747  0, features->x_max,
1748  features->x_fuzz, 0);
1749  input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
1750  0, features->y_max,
1751  features->y_fuzz, 0);
1752  } else if (features->device_type == BTN_TOOL_PEN) {
1753  __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
1754  __set_bit(BTN_TOOL_PEN, input_dev->keybit);
1755  __set_bit(BTN_STYLUS, input_dev->keybit);
1756  __set_bit(BTN_STYLUS2, input_dev->keybit);
1757  input_set_abs_params(input_dev, ABS_DISTANCE, 0,
1758  features->distance_max,
1759  0, 0);
1760  }
1761  break;
1762  }
1763  return 0;
1764 }
1765 
1766 static const struct wacom_features wacom_features_0x00 =
1767  { "Wacom Penpartner", WACOM_PKGLEN_PENPRTN, 5040, 3780, 255,
1768  0, PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
1769 static const struct wacom_features wacom_features_0x10 =
1770  { "Wacom Graphire", WACOM_PKGLEN_GRAPHIRE, 10206, 7422, 511,
1771  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1772 static const struct wacom_features wacom_features_0x11 =
1773  { "Wacom Graphire2 4x5", WACOM_PKGLEN_GRAPHIRE, 10206, 7422, 511,
1774  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1775 static const struct wacom_features wacom_features_0x12 =
1776  { "Wacom Graphire2 5x7", WACOM_PKGLEN_GRAPHIRE, 13918, 10206, 511,
1777  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1778 static const struct wacom_features wacom_features_0x13 =
1779  { "Wacom Graphire3", WACOM_PKGLEN_GRAPHIRE, 10208, 7424, 511,
1780  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1781 static const struct wacom_features wacom_features_0x14 =
1782  { "Wacom Graphire3 6x8", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511,
1783  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1784 static const struct wacom_features wacom_features_0x15 =
1785  { "Wacom Graphire4 4x5", WACOM_PKGLEN_GRAPHIRE, 10208, 7424, 511,
1786  63, WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1787 static const struct wacom_features wacom_features_0x16 =
1788  { "Wacom Graphire4 6x8", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511,
1789  63, WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1790 static const struct wacom_features wacom_features_0x17 =
1791  { "Wacom BambooFun 4x5", WACOM_PKGLEN_BBFUN, 14760, 9225, 511,
1792  63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1793 static const struct wacom_features wacom_features_0x18 =
1794  { "Wacom BambooFun 6x8", WACOM_PKGLEN_BBFUN, 21648, 13530, 511,
1795  63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1796 static const struct wacom_features wacom_features_0x19 =
1797  { "Wacom Bamboo1 Medium", WACOM_PKGLEN_GRAPHIRE, 16704, 12064, 511,
1798  63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1799 static const struct wacom_features wacom_features_0x60 =
1800  { "Wacom Volito", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511,
1801  63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
1802 static const struct wacom_features wacom_features_0x61 =
1803  { "Wacom PenStation2", WACOM_PKGLEN_GRAPHIRE, 3250, 2320, 255,
1804  63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
1805 static const struct wacom_features wacom_features_0x62 =
1806  { "Wacom Volito2 4x5", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511,
1807  63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
1808 static const struct wacom_features wacom_features_0x63 =
1809  { "Wacom Volito2 2x3", WACOM_PKGLEN_GRAPHIRE, 3248, 2320, 511,
1810  63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
1811 static const struct wacom_features wacom_features_0x64 =
1812  { "Wacom PenPartner2", WACOM_PKGLEN_GRAPHIRE, 3250, 2320, 511,
1813  63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
1814 static const struct wacom_features wacom_features_0x65 =
1815  { "Wacom Bamboo", WACOM_PKGLEN_BBFUN, 14760, 9225, 511,
1816  63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1817 static const struct wacom_features wacom_features_0x69 =
1818  { "Wacom Bamboo1", WACOM_PKGLEN_GRAPHIRE, 5104, 3712, 511,
1819  63, GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
1820 static const struct wacom_features wacom_features_0x6A =
1821  { "Wacom Bamboo1 4x6", WACOM_PKGLEN_GRAPHIRE, 14760, 9225, 1023,
1822  63, GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1823 static const struct wacom_features wacom_features_0x6B =
1824  { "Wacom Bamboo1 5x8", WACOM_PKGLEN_GRAPHIRE, 21648, 13530, 1023,
1825  63, GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1826 static const struct wacom_features wacom_features_0x20 =
1827  { "Wacom Intuos 4x5", WACOM_PKGLEN_INTUOS, 12700, 10600, 1023,
1828  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1829 static const struct wacom_features wacom_features_0x21 =
1830  { "Wacom Intuos 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023,
1831  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1832 static const struct wacom_features wacom_features_0x22 =
1833  { "Wacom Intuos 9x12", WACOM_PKGLEN_INTUOS, 30480, 24060, 1023,
1834  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1835 static const struct wacom_features wacom_features_0x23 =
1836  { "Wacom Intuos 12x12", WACOM_PKGLEN_INTUOS, 30480, 31680, 1023,
1837  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1838 static const struct wacom_features wacom_features_0x24 =
1839  { "Wacom Intuos 12x18", WACOM_PKGLEN_INTUOS, 45720, 31680, 1023,
1840  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1841 static const struct wacom_features wacom_features_0x30 =
1842  { "Wacom PL400", WACOM_PKGLEN_GRAPHIRE, 5408, 4056, 255,
1843  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1844 static const struct wacom_features wacom_features_0x31 =
1845  { "Wacom PL500", WACOM_PKGLEN_GRAPHIRE, 6144, 4608, 255,
1846  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1847 static const struct wacom_features wacom_features_0x32 =
1848  { "Wacom PL600", WACOM_PKGLEN_GRAPHIRE, 6126, 4604, 255,
1849  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1850 static const struct wacom_features wacom_features_0x33 =
1851  { "Wacom PL600SX", WACOM_PKGLEN_GRAPHIRE, 6260, 5016, 255,
1852  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1853 static const struct wacom_features wacom_features_0x34 =
1854  { "Wacom PL550", WACOM_PKGLEN_GRAPHIRE, 6144, 4608, 511,
1855  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1856 static const struct wacom_features wacom_features_0x35 =
1857  { "Wacom PL800", WACOM_PKGLEN_GRAPHIRE, 7220, 5780, 511,
1858  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1859 static const struct wacom_features wacom_features_0x37 =
1860  { "Wacom PL700", WACOM_PKGLEN_GRAPHIRE, 6758, 5406, 511,
1861  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1862 static const struct wacom_features wacom_features_0x38 =
1863  { "Wacom PL510", WACOM_PKGLEN_GRAPHIRE, 6282, 4762, 511,
1864  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1865 static const struct wacom_features wacom_features_0x39 =
1866  { "Wacom DTU710", WACOM_PKGLEN_GRAPHIRE, 34080, 27660, 511,
1867  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1868 static const struct wacom_features wacom_features_0xC4 =
1869  { "Wacom DTF521", WACOM_PKGLEN_GRAPHIRE, 6282, 4762, 511,
1870  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1871 static const struct wacom_features wacom_features_0xC0 =
1872  { "Wacom DTF720", WACOM_PKGLEN_GRAPHIRE, 6858, 5506, 511,
1873  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1874 static const struct wacom_features wacom_features_0xC2 =
1875  { "Wacom DTF720a", WACOM_PKGLEN_GRAPHIRE, 6858, 5506, 511,
1876  0, PL, WACOM_PL_RES, WACOM_PL_RES };
1877 static const struct wacom_features wacom_features_0x03 =
1878  { "Wacom Cintiq Partner", WACOM_PKGLEN_GRAPHIRE, 20480, 15360, 511,
1879  0, PTU, WACOM_PL_RES, WACOM_PL_RES };
1880 static const struct wacom_features wacom_features_0x41 =
1881  { "Wacom Intuos2 4x5", WACOM_PKGLEN_INTUOS, 12700, 10600, 1023,
1882  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1883 static const struct wacom_features wacom_features_0x42 =
1884  { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023,
1885  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1886 static const struct wacom_features wacom_features_0x43 =
1887  { "Wacom Intuos2 9x12", WACOM_PKGLEN_INTUOS, 30480, 24060, 1023,
1888  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1889 static const struct wacom_features wacom_features_0x44 =
1890  { "Wacom Intuos2 12x12", WACOM_PKGLEN_INTUOS, 30480, 31680, 1023,
1891  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1892 static const struct wacom_features wacom_features_0x45 =
1893  { "Wacom Intuos2 12x18", WACOM_PKGLEN_INTUOS, 45720, 31680, 1023,
1894  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1895 static const struct wacom_features wacom_features_0xB0 =
1896  { "Wacom Intuos3 4x5", WACOM_PKGLEN_INTUOS, 25400, 20320, 1023,
1897  63, INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1898 static const struct wacom_features wacom_features_0xB1 =
1899  { "Wacom Intuos3 6x8", WACOM_PKGLEN_INTUOS, 40640, 30480, 1023,
1900  63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1901 static const struct wacom_features wacom_features_0xB2 =
1902  { "Wacom Intuos3 9x12", WACOM_PKGLEN_INTUOS, 60960, 45720, 1023,
1903  63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1904 static const struct wacom_features wacom_features_0xB3 =
1905  { "Wacom Intuos3 12x12", WACOM_PKGLEN_INTUOS, 60960, 60960, 1023,
1906  63, INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1907 static const struct wacom_features wacom_features_0xB4 =
1908  { "Wacom Intuos3 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 1023,
1909  63, INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1910 static const struct wacom_features wacom_features_0xB5 =
1911  { "Wacom Intuos3 6x11", WACOM_PKGLEN_INTUOS, 54204, 31750, 1023,
1912  63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1913 static const struct wacom_features wacom_features_0xB7 =
1914  { "Wacom Intuos3 4x6", WACOM_PKGLEN_INTUOS, 31496, 19685, 1023,
1915  63, INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1916 static const struct wacom_features wacom_features_0xB8 =
1917  { "Wacom Intuos4 4x6", WACOM_PKGLEN_INTUOS, 31496, 19685, 2047,
1918  63, INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1919 static const struct wacom_features wacom_features_0xB9 =
1920  { "Wacom Intuos4 6x9", WACOM_PKGLEN_INTUOS, 44704, 27940, 2047,
1921  63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1922 static const struct wacom_features wacom_features_0xBA =
1923  { "Wacom Intuos4 8x13", WACOM_PKGLEN_INTUOS, 65024, 40640, 2047,
1924  63, INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1925 static const struct wacom_features wacom_features_0xBB =
1926  { "Wacom Intuos4 12x19", WACOM_PKGLEN_INTUOS, 97536, 60960, 2047,
1927  63, INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1928 static const struct wacom_features wacom_features_0xBC =
1929  { "Wacom Intuos4 WL", WACOM_PKGLEN_INTUOS, 40840, 25400, 2047,
1930  63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1931 static const struct wacom_features wacom_features_0x26 =
1932  { "Wacom Intuos5 touch S", WACOM_PKGLEN_INTUOS, 31496, 19685, 2047,
1933  63, INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES,
1934  .touch_max = 16 };
1935 static const struct wacom_features wacom_features_0x27 =
1936  { "Wacom Intuos5 touch M", WACOM_PKGLEN_INTUOS, 44704, 27940, 2047,
1937  63, INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES,
1938  .touch_max = 16 };
1939 static const struct wacom_features wacom_features_0x28 =
1940  { "Wacom Intuos5 touch L", WACOM_PKGLEN_INTUOS, 65024, 40640, 2047,
1941  63, INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES,
1942  .touch_max = 16 };
1943 static const struct wacom_features wacom_features_0x29 =
1944  { "Wacom Intuos5 S", WACOM_PKGLEN_INTUOS, 31496, 19685, 2047,
1945  63, INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1946 static const struct wacom_features wacom_features_0x2A =
1947  { "Wacom Intuos5 M", WACOM_PKGLEN_INTUOS, 44704, 27940, 2047,
1948  63, INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1949 static const struct wacom_features wacom_features_0xF4 =
1950  { "Wacom Cintiq 24HD", WACOM_PKGLEN_INTUOS, 104480, 65600, 2047,
1951  63, WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1952 static const struct wacom_features wacom_features_0xF8 =
1953  { "Wacom Cintiq 24HD touch", WACOM_PKGLEN_INTUOS, 104480, 65600, 2047, /* Pen */
1954  63, WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
1955 static const struct wacom_features wacom_features_0xF6 =
1956  { "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
1957  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10 };
1958 static const struct wacom_features wacom_features_0x3F =
1959  { "Wacom Cintiq 21UX", WACOM_PKGLEN_INTUOS, 87200, 65600, 1023,
1960  63, CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1961 static const struct wacom_features wacom_features_0xC5 =
1962  { "Wacom Cintiq 20WSX", WACOM_PKGLEN_INTUOS, 86680, 54180, 1023,
1963  63, WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1964 static const struct wacom_features wacom_features_0xC6 =
1965  { "Wacom Cintiq 12WX", WACOM_PKGLEN_INTUOS, 53020, 33440, 1023,
1966  63, WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1967 static const struct wacom_features wacom_features_0xC7 =
1968  { "Wacom DTU1931", WACOM_PKGLEN_GRAPHIRE, 37832, 30305, 511,
1969  0, PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1970 static const struct wacom_features wacom_features_0xCE =
1971  { "Wacom DTU2231", WACOM_PKGLEN_GRAPHIRE, 47864, 27011, 511,
1972  0, DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1973 static const struct wacom_features wacom_features_0xF0 =
1974  { "Wacom DTU1631", WACOM_PKGLEN_GRAPHIRE, 34623, 19553, 511,
1975  0, DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1976 static const struct wacom_features wacom_features_0xCC =
1977  { "Wacom Cintiq 21UX2", WACOM_PKGLEN_INTUOS, 87200, 65600, 2047,
1978  63, WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1979 static const struct wacom_features wacom_features_0xFA =
1980  { "Wacom Cintiq 22HD", WACOM_PKGLEN_INTUOS, 95840, 54260, 2047,
1981  63, WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1982 static const struct wacom_features wacom_features_0x90 =
1983  { "Wacom ISDv4 90", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255,
1984  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1985 static const struct wacom_features wacom_features_0x93 =
1986  { "Wacom ISDv4 93", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255,
1987  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1988 static const struct wacom_features wacom_features_0x97 =
1989  { "Wacom ISDv4 97", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 511,
1990  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1991 static const struct wacom_features wacom_features_0x9A =
1992  { "Wacom ISDv4 9A", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255,
1993  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1994 static const struct wacom_features wacom_features_0x9F =
1995  { "Wacom ISDv4 9F", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255,
1996  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1997 static const struct wacom_features wacom_features_0xE2 =
1998  { "Wacom ISDv4 E2", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255,
1999  0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2000  .touch_max = 2 };
2001 static const struct wacom_features wacom_features_0xE3 =
2002  { "Wacom ISDv4 E3", WACOM_PKGLEN_TPC2FG, 26202, 16325, 255,
2003  0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2004  .touch_max = 2 };
2005 static const struct wacom_features wacom_features_0xE5 =
2006  { "Wacom ISDv4 E5", WACOM_PKGLEN_MTOUCH, 26202, 16325, 255,
2007  0, MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2008 static const struct wacom_features wacom_features_0xE6 =
2009  { "Wacom ISDv4 E6", WACOM_PKGLEN_TPC2FG, 27760, 15694, 255,
2010  0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2011  .touch_max = 2 };
2012 static const struct wacom_features wacom_features_0xEC =
2013  { "Wacom ISDv4 EC", WACOM_PKGLEN_GRAPHIRE, 25710, 14500, 255,
2014  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2015 static const struct wacom_features wacom_features_0xED =
2016  { "Wacom ISDv4 ED", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255,
2017  0, TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2018 static const struct wacom_features wacom_features_0xEF =
2019  { "Wacom ISDv4 EF", WACOM_PKGLEN_GRAPHIRE, 26202, 16325, 255,
2020  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2021 static const struct wacom_features wacom_features_0x47 =
2022  { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023,
2023  31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2024 static const struct wacom_features wacom_features_0x84 =
2025  { "Wacom Wireless Receiver", WACOM_PKGLEN_WIRELESS, 0, 0, 0,
2026  0, WIRELESS, 0, 0, .touch_max = 16 };
2027 static const struct wacom_features wacom_features_0xD0 =
2028  { "Wacom Bamboo 2FG", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023,
2029  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2030  .touch_max = 2 };
2031 static const struct wacom_features wacom_features_0xD1 =
2032  { "Wacom Bamboo 2FG 4x5", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023,
2033  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2034  .touch_max = 2 };
2035 static const struct wacom_features wacom_features_0xD2 =
2036  { "Wacom Bamboo Craft", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023,
2037  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2038 static const struct wacom_features wacom_features_0xD3 =
2039  { "Wacom Bamboo 2FG 6x8", WACOM_PKGLEN_BBFUN, 21648, 13700, 1023,
2040  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2041  .touch_max = 2 };
2042 static const struct wacom_features wacom_features_0xD4 =
2043  { "Wacom Bamboo Pen", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023,
2044  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2045 static const struct wacom_features wacom_features_0xD5 =
2046  { "Wacom Bamboo Pen 6x8", WACOM_PKGLEN_BBFUN, 21648, 13700, 1023,
2047  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2048 static const struct wacom_features wacom_features_0xD6 =
2049  { "Wacom BambooPT 2FG 4x5", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023,
2050  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2051  .touch_max = 2 };
2052 static const struct wacom_features wacom_features_0xD7 =
2053  { "Wacom BambooPT 2FG Small", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023,
2054  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2055  .touch_max = 2 };
2056 static const struct wacom_features wacom_features_0xD8 =
2057  { "Wacom Bamboo Comic 2FG", WACOM_PKGLEN_BBFUN, 21648, 13700, 1023,
2058  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2059  .touch_max = 2 };
2060 static const struct wacom_features wacom_features_0xDA =
2061  { "Wacom Bamboo 2FG 4x5 SE", WACOM_PKGLEN_BBFUN, 14720, 9200, 1023,
2062  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2063  .touch_max = 2 };
2064 static struct wacom_features wacom_features_0xDB =
2065  { "Wacom Bamboo 2FG 6x8 SE", WACOM_PKGLEN_BBFUN, 21648, 13700, 1023,
2066  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2067  .touch_max = 2 };
2068 static const struct wacom_features wacom_features_0xDD =
2069  { "Wacom Bamboo Connect", WACOM_PKGLEN_BBPEN, 14720, 9200, 1023,
2070  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2071 static const struct wacom_features wacom_features_0xDE =
2072  { "Wacom Bamboo 16FG 4x5", WACOM_PKGLEN_BBPEN, 14720, 9200, 1023,
2073  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2074  .touch_max = 16 };
2075 static const struct wacom_features wacom_features_0xDF =
2076  { "Wacom Bamboo 16FG 6x8", WACOM_PKGLEN_BBPEN, 21648, 13700, 1023,
2077  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2078  .touch_max = 16 };
2079 static const struct wacom_features wacom_features_0x6004 =
2080  { "ISD-V4", WACOM_PKGLEN_GRAPHIRE, 12800, 8000, 255,
2081  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2082 
2083 #define USB_DEVICE_WACOM(prod) \
2084  USB_DEVICE(USB_VENDOR_ID_WACOM, prod), \
2085  .driver_info = (kernel_ulong_t)&wacom_features_##prod
2086 
2087 #define USB_DEVICE_DETAILED(prod, class, sub, proto) \
2088  USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_WACOM, prod, class, \
2089  sub, proto), \
2090  .driver_info = (kernel_ulong_t)&wacom_features_##prod
2091 
2092 #define USB_DEVICE_LENOVO(prod) \
2093  USB_DEVICE(USB_VENDOR_ID_LENOVO, prod), \
2094  .driver_info = (kernel_ulong_t)&wacom_features_##prod
2095 
2096 const struct usb_device_id wacom_ids[] = {
2097  { USB_DEVICE_WACOM(0x00) },
2098  { USB_DEVICE_WACOM(0x10) },
2099  { USB_DEVICE_WACOM(0x11) },
2100  { USB_DEVICE_WACOM(0x12) },
2101  { USB_DEVICE_WACOM(0x13) },
2102  { USB_DEVICE_WACOM(0x14) },
2103  { USB_DEVICE_WACOM(0x15) },
2104  { USB_DEVICE_WACOM(0x16) },
2105  { USB_DEVICE_WACOM(0x17) },
2106  { USB_DEVICE_WACOM(0x18) },
2107  { USB_DEVICE_WACOM(0x19) },
2108  { USB_DEVICE_WACOM(0x60) },
2109  { USB_DEVICE_WACOM(0x61) },
2110  { USB_DEVICE_WACOM(0x62) },
2111  { USB_DEVICE_WACOM(0x63) },
2112  { USB_DEVICE_WACOM(0x64) },
2113  { USB_DEVICE_WACOM(0x65) },
2114  { USB_DEVICE_WACOM(0x69) },
2115  { USB_DEVICE_WACOM(0x6A) },
2116  { USB_DEVICE_WACOM(0x6B) },
2117  { USB_DEVICE_WACOM(0x20) },
2118  { USB_DEVICE_WACOM(0x21) },
2119  { USB_DEVICE_WACOM(0x22) },
2120  { USB_DEVICE_WACOM(0x23) },
2121  { USB_DEVICE_WACOM(0x24) },
2122  { USB_DEVICE_WACOM(0x30) },
2123  { USB_DEVICE_WACOM(0x31) },
2124  { USB_DEVICE_WACOM(0x32) },
2125  { USB_DEVICE_WACOM(0x33) },
2126  { USB_DEVICE_WACOM(0x34) },
2127  { USB_DEVICE_WACOM(0x35) },
2128  { USB_DEVICE_WACOM(0x37) },
2129  { USB_DEVICE_WACOM(0x38) },
2130  { USB_DEVICE_WACOM(0x39) },
2131  { USB_DEVICE_WACOM(0xC4) },
2132  { USB_DEVICE_WACOM(0xC0) },
2133  { USB_DEVICE_WACOM(0xC2) },
2134  { USB_DEVICE_WACOM(0x03) },
2135  { USB_DEVICE_WACOM(0x41) },
2136  { USB_DEVICE_WACOM(0x42) },
2137  { USB_DEVICE_WACOM(0x43) },
2138  { USB_DEVICE_WACOM(0x44) },
2139  { USB_DEVICE_WACOM(0x45) },
2140  { USB_DEVICE_WACOM(0xB0) },
2141  { USB_DEVICE_WACOM(0xB1) },
2142  { USB_DEVICE_WACOM(0xB2) },
2143  { USB_DEVICE_WACOM(0xB3) },
2144  { USB_DEVICE_WACOM(0xB4) },
2145  { USB_DEVICE_WACOM(0xB5) },
2146  { USB_DEVICE_WACOM(0xB7) },
2147  { USB_DEVICE_WACOM(0xB8) },
2148  { USB_DEVICE_WACOM(0xB9) },
2149  { USB_DEVICE_WACOM(0xBA) },
2150  { USB_DEVICE_WACOM(0xBB) },
2151  { USB_DEVICE_WACOM(0xBC) },
2152  { USB_DEVICE_WACOM(0x26) },
2153  { USB_DEVICE_WACOM(0x27) },
2154  { USB_DEVICE_WACOM(0x28) },
2155  { USB_DEVICE_WACOM(0x29) },
2156  { USB_DEVICE_WACOM(0x2A) },
2157  { USB_DEVICE_WACOM(0x3F) },
2158  { USB_DEVICE_WACOM(0xC5) },
2159  { USB_DEVICE_WACOM(0xC6) },
2160  { USB_DEVICE_WACOM(0xC7) },
2161  /*
2162  * DTU-2231 has two interfaces on the same configuration,
2163  * only one is used.
2164  */
2165  { USB_DEVICE_DETAILED(0xCE, USB_CLASS_HID,
2166  USB_INTERFACE_SUBCLASS_BOOT,
2167  USB_INTERFACE_PROTOCOL_MOUSE) },
2168  { USB_DEVICE_WACOM(0x84) },
2169  { USB_DEVICE_WACOM(0xD0) },
2170  { USB_DEVICE_WACOM(0xD1) },
2171  { USB_DEVICE_WACOM(0xD2) },
2172  { USB_DEVICE_WACOM(0xD3) },
2173  { USB_DEVICE_WACOM(0xD4) },
2174  { USB_DEVICE_WACOM(0xD5) },
2175  { USB_DEVICE_WACOM(0xD6) },
2176  { USB_DEVICE_WACOM(0xD7) },
2177  { USB_DEVICE_WACOM(0xD8) },
2178  { USB_DEVICE_WACOM(0xDA) },
2179  { USB_DEVICE_WACOM(0xDB) },
2180  { USB_DEVICE_WACOM(0xDD) },
2181  { USB_DEVICE_WACOM(0xDE) },
2182  { USB_DEVICE_WACOM(0xDF) },
2183  { USB_DEVICE_WACOM(0xF0) },
2184  { USB_DEVICE_WACOM(0xCC) },
2185  { USB_DEVICE_WACOM(0x90) },
2186  { USB_DEVICE_WACOM(0x93) },
2187  { USB_DEVICE_WACOM(0x97) },
2188  { USB_DEVICE_WACOM(0x9A) },
2189  { USB_DEVICE_WACOM(0x9F) },
2190  { USB_DEVICE_WACOM(0xE2) },
2191  { USB_DEVICE_WACOM(0xE3) },
2192  { USB_DEVICE_WACOM(0xE5) },
2193  { USB_DEVICE_WACOM(0xE6) },
2194  { USB_DEVICE_WACOM(0xEC) },
2195  { USB_DEVICE_WACOM(0xED) },
2196  { USB_DEVICE_WACOM(0xEF) },
2197  { USB_DEVICE_WACOM(0x47) },
2198  { USB_DEVICE_WACOM(0xF4) },
2199  { USB_DEVICE_WACOM(0xF8) },
2200  { USB_DEVICE_WACOM(0xF6) },
2201  { USB_DEVICE_WACOM(0xFA) },
2202  { USB_DEVICE_LENOVO(0x6004) },
2203  { }
2204 };
2205 MODULE_DEVICE_TABLE(usb, wacom_ids);
Generated on Thu Jan 10 2013 13:40:06 for Linux Kernel by   doxygen 1.8.2