xref: /linux/drivers/hid/wacom_wac.c (revision f2527d8f566a45fa00ee5abd04d1c9476d4d704f)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  USB Wacom tablet support - Wacom specific code
4  */
5 
6 #include "wacom_wac.h"
7 #include "wacom.h"
8 #include <linux/input/mt.h>
9 #include <linux/jiffies.h>
10 
11 /* resolution for penabled devices */
12 #define WACOM_PL_RES		20
13 #define WACOM_PENPRTN_RES	40
14 #define WACOM_VOLITO_RES	50
15 #define WACOM_GRAPHIRE_RES	80
16 #define WACOM_INTUOS_RES	100
17 #define WACOM_INTUOS3_RES	200
18 
19 /* Newer Cintiq and DTU have an offset between tablet and screen areas */
20 #define WACOM_DTU_OFFSET	200
21 #define WACOM_CINTIQ_OFFSET	400
22 
23 /*
24  * Scale factor relating reported contact size to logical contact area.
25  * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo
26  */
27 #define WACOM_CONTACT_AREA_SCALE 2607
28 
29 static bool touch_arbitration = 1;
30 module_param(touch_arbitration, bool, 0644);
31 MODULE_PARM_DESC(touch_arbitration, " on (Y) off (N)");
32 
33 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
34 				int button_count, int mask);
35 
36 static int wacom_numbered_button_to_key(int n);
37 
38 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
39 			     int group);
40 
41 static void wacom_force_proxout(struct wacom_wac *wacom_wac)
42 {
43 	struct input_dev *input = wacom_wac->pen_input;
44 
45 	wacom_wac->shared->stylus_in_proximity = 0;
46 
47 	input_report_key(input, BTN_TOUCH, 0);
48 	input_report_key(input, BTN_STYLUS, 0);
49 	input_report_key(input, BTN_STYLUS2, 0);
50 	input_report_key(input, BTN_STYLUS3, 0);
51 	input_report_key(input, wacom_wac->tool[0], 0);
52 	if (wacom_wac->serial[0]) {
53 		input_report_abs(input, ABS_MISC, 0);
54 	}
55 	input_report_abs(input, ABS_PRESSURE, 0);
56 
57 	wacom_wac->tool[0] = 0;
58 	wacom_wac->id[0] = 0;
59 	wacom_wac->serial[0] = 0;
60 
61 	input_sync(input);
62 }
63 
64 void wacom_idleprox_timeout(struct timer_list *list)
65 {
66 	struct wacom *wacom = from_timer(wacom, list, idleprox_timer);
67 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
68 
69 	if (!wacom_wac->hid_data.sense_state) {
70 		return;
71 	}
72 
73 	hid_warn(wacom->hdev, "%s: tool appears to be hung in-prox. forcing it out.\n", __func__);
74 	wacom_force_proxout(wacom_wac);
75 }
76 
77 /*
78  * Percent of battery capacity for Graphire.
79  * 8th value means AC online and show 100% capacity.
80  */
81 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
82 
83 /*
84  * Percent of battery capacity for Intuos4 WL, AC has a separate bit.
85  */
86 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
87 
88 static void __wacom_notify_battery(struct wacom_battery *battery,
89 				   int bat_status, int bat_capacity,
90 				   bool bat_charging, bool bat_connected,
91 				   bool ps_connected)
92 {
93 	bool changed = battery->bat_status       != bat_status    ||
94 		       battery->battery_capacity != bat_capacity  ||
95 		       battery->bat_charging     != bat_charging  ||
96 		       battery->bat_connected    != bat_connected ||
97 		       battery->ps_connected     != ps_connected;
98 
99 	if (changed) {
100 		battery->bat_status = bat_status;
101 		battery->battery_capacity = bat_capacity;
102 		battery->bat_charging = bat_charging;
103 		battery->bat_connected = bat_connected;
104 		battery->ps_connected = ps_connected;
105 
106 		if (battery->battery)
107 			power_supply_changed(battery->battery);
108 	}
109 }
110 
111 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
112 	int bat_status, int bat_capacity, bool bat_charging,
113 	bool bat_connected, bool ps_connected)
114 {
115 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
116 
117 	__wacom_notify_battery(&wacom->battery, bat_status, bat_capacity,
118 			       bat_charging, bat_connected, ps_connected);
119 }
120 
121 static int wacom_penpartner_irq(struct wacom_wac *wacom)
122 {
123 	unsigned char *data = wacom->data;
124 	struct input_dev *input = wacom->pen_input;
125 
126 	switch (data[0]) {
127 	case 1:
128 		if (data[5] & 0x80) {
129 			wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
130 			wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
131 			input_report_key(input, wacom->tool[0], 1);
132 			input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
133 			input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
134 			input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
135 			input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
136 			input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
137 			input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
138 		} else {
139 			input_report_key(input, wacom->tool[0], 0);
140 			input_report_abs(input, ABS_MISC, 0); /* report tool id */
141 			input_report_abs(input, ABS_PRESSURE, -1);
142 			input_report_key(input, BTN_TOUCH, 0);
143 		}
144 		break;
145 
146 	case 2:
147 		input_report_key(input, BTN_TOOL_PEN, 1);
148 		input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
149 		input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
150 		input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
151 		input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
152 		input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
153 		input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
154 		break;
155 
156 	default:
157 		dev_dbg(input->dev.parent,
158 			"%s: received unknown report #%d\n", __func__, data[0]);
159 		return 0;
160         }
161 
162 	return 1;
163 }
164 
165 static int wacom_pl_irq(struct wacom_wac *wacom)
166 {
167 	struct wacom_features *features = &wacom->features;
168 	unsigned char *data = wacom->data;
169 	struct input_dev *input = wacom->pen_input;
170 	int prox, pressure;
171 
172 	if (data[0] != WACOM_REPORT_PENABLED) {
173 		dev_dbg(input->dev.parent,
174 			"%s: received unknown report #%d\n", __func__, data[0]);
175 		return 0;
176 	}
177 
178 	prox = data[1] & 0x40;
179 
180 	if (!wacom->id[0]) {
181 		if ((data[0] & 0x10) || (data[4] & 0x20)) {
182 			wacom->tool[0] = BTN_TOOL_RUBBER;
183 			wacom->id[0] = ERASER_DEVICE_ID;
184 		}
185 		else {
186 			wacom->tool[0] = BTN_TOOL_PEN;
187 			wacom->id[0] = STYLUS_DEVICE_ID;
188 		}
189 	}
190 
191 	/* If the eraser is in prox, STYLUS2 is always set. If we
192 	 * mis-detected the type and notice that STYLUS2 isn't set
193 	 * then force the eraser out of prox and let the pen in.
194 	 */
195 	if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
196 		input_report_key(input, BTN_TOOL_RUBBER, 0);
197 		input_report_abs(input, ABS_MISC, 0);
198 		input_sync(input);
199 		wacom->tool[0] = BTN_TOOL_PEN;
200 		wacom->id[0] = STYLUS_DEVICE_ID;
201 	}
202 
203 	if (prox) {
204 		pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
205 		if (features->pressure_max > 255)
206 			pressure = (pressure << 1) | ((data[4] >> 6) & 1);
207 		pressure += (features->pressure_max + 1) / 2;
208 
209 		input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
210 		input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
211 		input_report_abs(input, ABS_PRESSURE, pressure);
212 
213 		input_report_key(input, BTN_TOUCH, data[4] & 0x08);
214 		input_report_key(input, BTN_STYLUS, data[4] & 0x10);
215 		/* Only allow the stylus2 button to be reported for the pen tool. */
216 		input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
217 	}
218 
219 	if (!prox)
220 		wacom->id[0] = 0;
221 	input_report_key(input, wacom->tool[0], prox);
222 	input_report_abs(input, ABS_MISC, wacom->id[0]);
223 	return 1;
224 }
225 
226 static int wacom_ptu_irq(struct wacom_wac *wacom)
227 {
228 	unsigned char *data = wacom->data;
229 	struct input_dev *input = wacom->pen_input;
230 
231 	if (data[0] != WACOM_REPORT_PENABLED) {
232 		dev_dbg(input->dev.parent,
233 			"%s: received unknown report #%d\n", __func__, data[0]);
234 		return 0;
235 	}
236 
237 	if (data[1] & 0x04) {
238 		input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
239 		input_report_key(input, BTN_TOUCH, data[1] & 0x08);
240 		wacom->id[0] = ERASER_DEVICE_ID;
241 	} else {
242 		input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
243 		input_report_key(input, BTN_TOUCH, data[1] & 0x01);
244 		wacom->id[0] = STYLUS_DEVICE_ID;
245 	}
246 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
247 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
248 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
249 	input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
250 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
251 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
252 	return 1;
253 }
254 
255 static int wacom_dtu_irq(struct wacom_wac *wacom)
256 {
257 	unsigned char *data = wacom->data;
258 	struct input_dev *input = wacom->pen_input;
259 	int prox = data[1] & 0x20;
260 
261 	dev_dbg(input->dev.parent,
262 		"%s: received report #%d", __func__, data[0]);
263 
264 	if (prox) {
265 		/* Going into proximity select tool */
266 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
267 		if (wacom->tool[0] == BTN_TOOL_PEN)
268 			wacom->id[0] = STYLUS_DEVICE_ID;
269 		else
270 			wacom->id[0] = ERASER_DEVICE_ID;
271 	}
272 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
273 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
274 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
275 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
276 	input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
277 	input_report_key(input, BTN_TOUCH, data[1] & 0x05);
278 	if (!prox) /* out-prox */
279 		wacom->id[0] = 0;
280 	input_report_key(input, wacom->tool[0], prox);
281 	input_report_abs(input, ABS_MISC, wacom->id[0]);
282 	return 1;
283 }
284 
285 static int wacom_dtus_irq(struct wacom_wac *wacom)
286 {
287 	unsigned char *data = wacom->data;
288 	struct input_dev *input = wacom->pen_input;
289 	unsigned short prox, pressure = 0;
290 
291 	if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
292 		dev_dbg(input->dev.parent,
293 			"%s: received unknown report #%d", __func__, data[0]);
294 		return 0;
295 	} else if (data[0] == WACOM_REPORT_DTUSPAD) {
296 		input = wacom->pad_input;
297 		input_report_key(input, BTN_0, (data[1] & 0x01));
298 		input_report_key(input, BTN_1, (data[1] & 0x02));
299 		input_report_key(input, BTN_2, (data[1] & 0x04));
300 		input_report_key(input, BTN_3, (data[1] & 0x08));
301 		input_report_abs(input, ABS_MISC,
302 				 data[1] & 0x0f ? PAD_DEVICE_ID : 0);
303 		return 1;
304 	} else {
305 		prox = data[1] & 0x80;
306 		if (prox) {
307 			switch ((data[1] >> 3) & 3) {
308 			case 1: /* Rubber */
309 				wacom->tool[0] = BTN_TOOL_RUBBER;
310 				wacom->id[0] = ERASER_DEVICE_ID;
311 				break;
312 
313 			case 2: /* Pen */
314 				wacom->tool[0] = BTN_TOOL_PEN;
315 				wacom->id[0] = STYLUS_DEVICE_ID;
316 				break;
317 			}
318 		}
319 
320 		input_report_key(input, BTN_STYLUS, data[1] & 0x20);
321 		input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
322 		input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
323 		input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
324 		pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
325 		input_report_abs(input, ABS_PRESSURE, pressure);
326 		input_report_key(input, BTN_TOUCH, pressure > 10);
327 
328 		if (!prox) /* out-prox */
329 			wacom->id[0] = 0;
330 		input_report_key(input, wacom->tool[0], prox);
331 		input_report_abs(input, ABS_MISC, wacom->id[0]);
332 		return 1;
333 	}
334 }
335 
336 static int wacom_graphire_irq(struct wacom_wac *wacom)
337 {
338 	struct wacom_features *features = &wacom->features;
339 	unsigned char *data = wacom->data;
340 	struct input_dev *input = wacom->pen_input;
341 	struct input_dev *pad_input = wacom->pad_input;
342 	int battery_capacity, ps_connected;
343 	int prox;
344 	int rw = 0;
345 	int retval = 0;
346 
347 	if (features->type == GRAPHIRE_BT) {
348 		if (data[0] != WACOM_REPORT_PENABLED_BT) {
349 			dev_dbg(input->dev.parent,
350 				"%s: received unknown report #%d\n", __func__,
351 				data[0]);
352 			goto exit;
353 		}
354 	} else if (data[0] != WACOM_REPORT_PENABLED) {
355 		dev_dbg(input->dev.parent,
356 			"%s: received unknown report #%d\n", __func__, data[0]);
357 		goto exit;
358 	}
359 
360 	prox = data[1] & 0x80;
361 	if (prox || wacom->id[0]) {
362 		if (prox) {
363 			switch ((data[1] >> 5) & 3) {
364 
365 			case 0:	/* Pen */
366 				wacom->tool[0] = BTN_TOOL_PEN;
367 				wacom->id[0] = STYLUS_DEVICE_ID;
368 				break;
369 
370 			case 1: /* Rubber */
371 				wacom->tool[0] = BTN_TOOL_RUBBER;
372 				wacom->id[0] = ERASER_DEVICE_ID;
373 				break;
374 
375 			case 2: /* Mouse with wheel */
376 				input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
377 				fallthrough;
378 
379 			case 3: /* Mouse without wheel */
380 				wacom->tool[0] = BTN_TOOL_MOUSE;
381 				wacom->id[0] = CURSOR_DEVICE_ID;
382 				break;
383 			}
384 		}
385 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
386 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
387 		if (wacom->tool[0] != BTN_TOOL_MOUSE) {
388 			if (features->type == GRAPHIRE_BT)
389 				input_report_abs(input, ABS_PRESSURE, data[6] |
390 					(((__u16) (data[1] & 0x08)) << 5));
391 			else
392 				input_report_abs(input, ABS_PRESSURE, data[6] |
393 					((data[7] & 0x03) << 8));
394 			input_report_key(input, BTN_TOUCH, data[1] & 0x01);
395 			input_report_key(input, BTN_STYLUS, data[1] & 0x02);
396 			input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
397 		} else {
398 			input_report_key(input, BTN_LEFT, data[1] & 0x01);
399 			input_report_key(input, BTN_RIGHT, data[1] & 0x02);
400 			if (features->type == WACOM_G4 ||
401 					features->type == WACOM_MO) {
402 				input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
403 				rw = (data[7] & 0x04) - (data[7] & 0x03);
404 			} else if (features->type == GRAPHIRE_BT) {
405 				/* Compute distance between mouse and tablet */
406 				rw = 44 - (data[6] >> 2);
407 				rw = clamp_val(rw, 0, 31);
408 				input_report_abs(input, ABS_DISTANCE, rw);
409 				if (((data[1] >> 5) & 3) == 2) {
410 					/* Mouse with wheel */
411 					input_report_key(input, BTN_MIDDLE,
412 							data[1] & 0x04);
413 					rw = (data[6] & 0x01) ? -1 :
414 						(data[6] & 0x02) ? 1 : 0;
415 				} else {
416 					rw = 0;
417 				}
418 			} else {
419 				input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
420 				rw = -(signed char)data[6];
421 			}
422 			input_report_rel(input, REL_WHEEL, rw);
423 		}
424 
425 		if (!prox)
426 			wacom->id[0] = 0;
427 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
428 		input_report_key(input, wacom->tool[0], prox);
429 		input_sync(input); /* sync last event */
430 	}
431 
432 	/* send pad data */
433 	switch (features->type) {
434 	case WACOM_G4:
435 		prox = data[7] & 0xf8;
436 		if (prox || wacom->id[1]) {
437 			wacom->id[1] = PAD_DEVICE_ID;
438 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
439 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
440 			rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
441 			input_report_rel(pad_input, REL_WHEEL, rw);
442 			if (!prox)
443 				wacom->id[1] = 0;
444 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
445 			retval = 1;
446 		}
447 		break;
448 
449 	case WACOM_MO:
450 		prox = (data[7] & 0xf8) || data[8];
451 		if (prox || wacom->id[1]) {
452 			wacom->id[1] = PAD_DEVICE_ID;
453 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
454 			input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
455 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
456 			input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
457 			input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
458 			if (!prox)
459 				wacom->id[1] = 0;
460 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
461 			retval = 1;
462 		}
463 		break;
464 	case GRAPHIRE_BT:
465 		prox = data[7] & 0x03;
466 		if (prox || wacom->id[1]) {
467 			wacom->id[1] = PAD_DEVICE_ID;
468 			input_report_key(pad_input, BTN_0, (data[7] & 0x02));
469 			input_report_key(pad_input, BTN_1, (data[7] & 0x01));
470 			if (!prox)
471 				wacom->id[1] = 0;
472 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
473 			retval = 1;
474 		}
475 		break;
476 	}
477 
478 	/* Store current battery capacity and power supply state */
479 	if (features->type == GRAPHIRE_BT) {
480 		rw = (data[7] >> 2 & 0x07);
481 		battery_capacity = batcap_gr[rw];
482 		ps_connected = rw == 7;
483 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
484 				     battery_capacity, ps_connected, 1,
485 				     ps_connected);
486 	}
487 exit:
488 	return retval;
489 }
490 
491 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
492 {
493 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
494 	struct wacom_features *features = &wacom_wac->features;
495 	struct hid_report *r;
496 	struct hid_report_enum *re;
497 
498 	re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
499 	if (features->type == INTUOSHT2)
500 		r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
501 	else
502 		r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
503 	if (r) {
504 		hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
505 	}
506 }
507 
508 static int wacom_intuos_pad(struct wacom_wac *wacom)
509 {
510 	struct wacom_features *features = &wacom->features;
511 	unsigned char *data = wacom->data;
512 	struct input_dev *input = wacom->pad_input;
513 	int i;
514 	int buttons = 0, nbuttons = features->numbered_buttons;
515 	int keys = 0, nkeys = 0;
516 	int ring1 = 0, ring2 = 0;
517 	int strip1 = 0, strip2 = 0;
518 	bool prox = false;
519 	bool wrench = false, keyboard = false, mute_touch = false, menu = false,
520 	     info = false;
521 
522 	/* pad packets. Works as a second tool and is always in prox */
523 	if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
524 	      data[0] == WACOM_REPORT_CINTIQPAD))
525 		return 0;
526 
527 	if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
528 		buttons = (data[3] << 1) | (data[2] & 0x01);
529 		ring1 = data[1];
530 	} else if (features->type == DTK) {
531 		buttons = data[6];
532 	} else if (features->type == WACOM_13HD) {
533 		buttons = (data[4] << 1) | (data[3] & 0x01);
534 	} else if (features->type == WACOM_24HD) {
535 		buttons = (data[8] << 8) | data[6];
536 		ring1 = data[1];
537 		ring2 = data[2];
538 
539 		/*
540 		 * Three "buttons" are available on the 24HD which are
541 		 * physically implemented as a touchstrip. Each button
542 		 * is approximately 3 bits wide with a 2 bit spacing.
543 		 * The raw touchstrip bits are stored at:
544 		 *    ((data[3] & 0x1f) << 8) | data[4])
545 		 */
546 		nkeys = 3;
547 		keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
548 		       ((data[4] & 0xE0) ? 1<<1 : 0) |
549 		       ((data[4] & 0x07) ? 1<<0 : 0);
550 		keyboard = !!(data[4] & 0xE0);
551 		info = !!(data[3] & 0x1C);
552 
553 		if (features->oPid) {
554 			mute_touch = !!(data[4] & 0x07);
555 			if (mute_touch)
556 				wacom->shared->is_touch_on =
557 					!wacom->shared->is_touch_on;
558 		} else {
559 			wrench = !!(data[4] & 0x07);
560 		}
561 	} else if (features->type == WACOM_27QHD) {
562 		nkeys = 3;
563 		keys = data[2] & 0x07;
564 
565 		wrench = !!(data[2] & 0x01);
566 		keyboard = !!(data[2] & 0x02);
567 
568 		if (features->oPid) {
569 			mute_touch = !!(data[2] & 0x04);
570 			if (mute_touch)
571 				wacom->shared->is_touch_on =
572 					!wacom->shared->is_touch_on;
573 		} else {
574 			menu = !!(data[2] & 0x04);
575 		}
576 		input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
577 		input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
578 		input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
579 	} else if (features->type == CINTIQ_HYBRID) {
580 		/*
581 		 * Do not send hardware buttons under Android. They
582 		 * are already sent to the system through GPIO (and
583 		 * have different meaning).
584 		 *
585 		 * d-pad right  -> data[4] & 0x10
586 		 * d-pad up     -> data[4] & 0x20
587 		 * d-pad left   -> data[4] & 0x40
588 		 * d-pad down   -> data[4] & 0x80
589 		 * d-pad center -> data[3] & 0x01
590 		 */
591 		buttons = (data[4] << 1) | (data[3] & 0x01);
592 	} else if (features->type == CINTIQ_COMPANION_2) {
593 		/* d-pad right  -> data[2] & 0x10
594 		 * d-pad up     -> data[2] & 0x20
595 		 * d-pad left   -> data[2] & 0x40
596 		 * d-pad down   -> data[2] & 0x80
597 		 * d-pad center -> data[1] & 0x01
598 		 */
599 		buttons = ((data[2] >> 4) << 7) |
600 		          ((data[1] & 0x04) << 4) |
601 		          ((data[2] & 0x0F) << 2) |
602 		          (data[1] & 0x03);
603 	} else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
604 		/*
605 		 * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
606 		 * addition to the mechanical switch. Switch data is
607 		 * stored in data[4], capacitive data in data[5].
608 		 *
609 		 * Touch ring mode switch (data[3]) has no capacitive sensor
610 		 */
611 		buttons = (data[4] << 1) | (data[3] & 0x01);
612 		ring1 = data[2];
613 	} else {
614 		if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
615 			buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
616 			          (data[6] << 1) | (data[5] & 0x01);
617 
618 			if (features->type == WACOM_22HD) {
619 				nkeys = 3;
620 				keys = data[9] & 0x07;
621 
622 				info = !!(data[9] & 0x01);
623 				wrench = !!(data[9] & 0x02);
624 			}
625 		} else {
626 			buttons = ((data[6] & 0x10) << 5)  |
627 			          ((data[5] & 0x10) << 4)  |
628 			          ((data[6] & 0x0F) << 4)  |
629 			          (data[5] & 0x0F);
630 		}
631 		strip1 = ((data[1] & 0x1f) << 8) | data[2];
632 		strip2 = ((data[3] & 0x1f) << 8) | data[4];
633 	}
634 
635 	prox = (buttons & ~(~0U << nbuttons)) | (keys & ~(~0U << nkeys)) |
636 	       (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
637 
638 	wacom_report_numbered_buttons(input, nbuttons, buttons);
639 
640 	for (i = 0; i < nkeys; i++)
641 		input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
642 
643 	input_report_key(input, KEY_BUTTONCONFIG, wrench);
644 	input_report_key(input, KEY_ONSCREEN_KEYBOARD, keyboard);
645 	input_report_key(input, KEY_CONTROLPANEL, menu);
646 	input_report_key(input, KEY_INFO, info);
647 
648 	if (wacom->shared && wacom->shared->touch_input) {
649 		input_report_switch(wacom->shared->touch_input,
650 				    SW_MUTE_DEVICE,
651 				    !wacom->shared->is_touch_on);
652 		input_sync(wacom->shared->touch_input);
653 	}
654 
655 	input_report_abs(input, ABS_RX, strip1);
656 	input_report_abs(input, ABS_RY, strip2);
657 
658 	input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
659 	input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
660 
661 	input_report_key(input, wacom->tool[1], prox ? 1 : 0);
662 	input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
663 
664 	input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
665 
666 	return 1;
667 }
668 
669 static int wacom_intuos_id_mangle(int tool_id)
670 {
671 	return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
672 }
673 
674 static bool wacom_is_art_pen(int tool_id)
675 {
676 	bool is_art_pen = false;
677 
678 	switch (tool_id) {
679 	case 0x885:	/* Intuos3 Marker Pen */
680 	case 0x804:	/* Intuos4/5 13HD/24HD Marker Pen */
681 	case 0x10804:	/* Intuos4/5 13HD/24HD Art Pen */
682 		is_art_pen = true;
683 		break;
684 	}
685 	return is_art_pen;
686 }
687 
688 static int wacom_intuos_get_tool_type(int tool_id)
689 {
690 	int tool_type = BTN_TOOL_PEN;
691 
692 	if (wacom_is_art_pen(tool_id))
693 		return tool_type;
694 
695 	switch (tool_id) {
696 	case 0x812: /* Inking pen */
697 	case 0x801: /* Intuos3 Inking pen */
698 	case 0x12802: /* Intuos4/5 Inking Pen */
699 	case 0x012:
700 		tool_type = BTN_TOOL_PENCIL;
701 		break;
702 
703 	case 0x822: /* Pen */
704 	case 0x842:
705 	case 0x852:
706 	case 0x823: /* Intuos3 Grip Pen */
707 	case 0x813: /* Intuos3 Classic Pen */
708 	case 0x802: /* Intuos4/5 13HD/24HD General Pen */
709 	case 0x8e2: /* IntuosHT2 pen */
710 	case 0x022:
711 	case 0x200: /* Pro Pen 3 */
712 	case 0x04200: /* Pro Pen 3 */
713 	case 0x10842: /* MobileStudio Pro Pro Pen slim */
714 	case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
715 	case 0x16802: /* Cintiq 13HD Pro Pen */
716 	case 0x18802: /* DTH2242 Pen */
717 	case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
718 	case 0x80842: /* Intuos Pro and Cintiq Pro 3D Pen */
719 		tool_type = BTN_TOOL_PEN;
720 		break;
721 
722 	case 0x832: /* Stroke pen */
723 	case 0x032:
724 		tool_type = BTN_TOOL_BRUSH;
725 		break;
726 
727 	case 0x007: /* Mouse 4D and 2D */
728 	case 0x09c:
729 	case 0x094:
730 	case 0x017: /* Intuos3 2D Mouse */
731 	case 0x806: /* Intuos4 Mouse */
732 		tool_type = BTN_TOOL_MOUSE;
733 		break;
734 
735 	case 0x096: /* Lens cursor */
736 	case 0x097: /* Intuos3 Lens cursor */
737 	case 0x006: /* Intuos4 Lens cursor */
738 		tool_type = BTN_TOOL_LENS;
739 		break;
740 
741 	case 0x82a: /* Eraser */
742 	case 0x84a:
743 	case 0x85a:
744 	case 0x91a:
745 	case 0xd1a:
746 	case 0x0fa:
747 	case 0x82b: /* Intuos3 Grip Pen Eraser */
748 	case 0x81b: /* Intuos3 Classic Pen Eraser */
749 	case 0x91b: /* Intuos3 Airbrush Eraser */
750 	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
751 	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
752 	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
753 	case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
754 	case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
755 	case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
756 	case 0x1084a: /* MobileStudio Pro Pro Pen slim Eraser */
757 	case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
758 	case 0x1880a: /* DTH2242 Eraser */
759 	case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
760 		tool_type = BTN_TOOL_RUBBER;
761 		break;
762 
763 	case 0xd12:
764 	case 0x912:
765 	case 0x112:
766 	case 0x913: /* Intuos3 Airbrush */
767 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
768 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
769 		tool_type = BTN_TOOL_AIRBRUSH;
770 		break;
771 	}
772 	return tool_type;
773 }
774 
775 static void wacom_exit_report(struct wacom_wac *wacom)
776 {
777 	struct input_dev *input = wacom->pen_input;
778 	struct wacom_features *features = &wacom->features;
779 	unsigned char *data = wacom->data;
780 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
781 
782 	/*
783 	 * Reset all states otherwise we lose the initial states
784 	 * when in-prox next time
785 	 */
786 	input_report_abs(input, ABS_X, 0);
787 	input_report_abs(input, ABS_Y, 0);
788 	input_report_abs(input, ABS_DISTANCE, 0);
789 	input_report_abs(input, ABS_TILT_X, 0);
790 	input_report_abs(input, ABS_TILT_Y, 0);
791 	if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
792 		input_report_key(input, BTN_LEFT, 0);
793 		input_report_key(input, BTN_MIDDLE, 0);
794 		input_report_key(input, BTN_RIGHT, 0);
795 		input_report_key(input, BTN_SIDE, 0);
796 		input_report_key(input, BTN_EXTRA, 0);
797 		input_report_abs(input, ABS_THROTTLE, 0);
798 		input_report_abs(input, ABS_RZ, 0);
799 	} else {
800 		input_report_abs(input, ABS_PRESSURE, 0);
801 		input_report_key(input, BTN_STYLUS, 0);
802 		input_report_key(input, BTN_STYLUS2, 0);
803 		input_report_key(input, BTN_TOUCH, 0);
804 		input_report_abs(input, ABS_WHEEL, 0);
805 		if (features->type >= INTUOS3S)
806 			input_report_abs(input, ABS_Z, 0);
807 	}
808 	input_report_key(input, wacom->tool[idx], 0);
809 	input_report_abs(input, ABS_MISC, 0); /* reset tool id */
810 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
811 	wacom->id[idx] = 0;
812 }
813 
814 static int wacom_intuos_inout(struct wacom_wac *wacom)
815 {
816 	struct wacom_features *features = &wacom->features;
817 	unsigned char *data = wacom->data;
818 	struct input_dev *input = wacom->pen_input;
819 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
820 
821 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
822 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
823 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
824 		return 0;
825 
826 	/* Enter report */
827 	if ((data[1] & 0xfc) == 0xc0) {
828 		/* serial number of the tool */
829 		wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
830 			(data[4] << 20) + (data[5] << 12) +
831 			(data[6] << 4) + (data[7] >> 4);
832 
833 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
834 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
835 
836 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
837 
838 		wacom->shared->stylus_in_proximity = true;
839 		return 1;
840 	}
841 
842 	/* in Range */
843 	if ((data[1] & 0xfe) == 0x20) {
844 		if (features->type != INTUOSHT2)
845 			wacom->shared->stylus_in_proximity = true;
846 
847 		/* in Range while exiting */
848 		if (wacom->reporting_data) {
849 			input_report_key(input, BTN_TOUCH, 0);
850 			input_report_abs(input, ABS_PRESSURE, 0);
851 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
852 			return 2;
853 		}
854 		return 1;
855 	}
856 
857 	/* Exit report */
858 	if ((data[1] & 0xfe) == 0x80) {
859 		wacom->shared->stylus_in_proximity = false;
860 		wacom->reporting_data = false;
861 
862 		/* don't report exit if we don't know the ID */
863 		if (!wacom->id[idx])
864 			return 1;
865 
866 		wacom_exit_report(wacom);
867 		return 2;
868 	}
869 
870 	return 0;
871 }
872 
873 static inline bool touch_is_muted(struct wacom_wac *wacom_wac)
874 {
875 	return wacom_wac->probe_complete &&
876 	       wacom_wac->shared->has_mute_touch_switch &&
877 	       !wacom_wac->shared->is_touch_on;
878 }
879 
880 static inline bool report_touch_events(struct wacom_wac *wacom)
881 {
882 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
883 }
884 
885 static inline bool delay_pen_events(struct wacom_wac *wacom)
886 {
887 	return (wacom->shared->touch_down && touch_arbitration);
888 }
889 
890 static int wacom_intuos_general(struct wacom_wac *wacom)
891 {
892 	struct wacom_features *features = &wacom->features;
893 	unsigned char *data = wacom->data;
894 	struct input_dev *input = wacom->pen_input;
895 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
896 	unsigned char type = (data[1] >> 1) & 0x0F;
897 	unsigned int x, y, distance, t;
898 
899 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
900 		data[0] != WACOM_REPORT_INTUOS_PEN)
901 		return 0;
902 
903 	if (delay_pen_events(wacom))
904 		return 1;
905 
906 	/* don't report events if we don't know the tool ID */
907 	if (!wacom->id[idx]) {
908 		/* but reschedule a read of the current tool */
909 		wacom_intuos_schedule_prox_event(wacom);
910 		return 1;
911 	}
912 
913 	/*
914 	 * don't report events for invalid data
915 	 */
916 	/* older I4 styli don't work with new Cintiqs */
917 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
918 			(features->type == WACOM_21UX2)) ||
919 	    /* Only large Intuos support Lense Cursor */
920 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
921 		(features->type == INTUOS3 ||
922 		 features->type == INTUOS3S ||
923 		 features->type == INTUOS4 ||
924 		 features->type == INTUOS4S ||
925 		 features->type == INTUOS5 ||
926 		 features->type == INTUOS5S ||
927 		 features->type == INTUOSPM ||
928 		 features->type == INTUOSPS)) ||
929 	   /* Cintiq doesn't send data when RDY bit isn't set */
930 	   (features->type == CINTIQ && !(data[1] & 0x40)))
931 		return 1;
932 
933 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
934 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
935 	distance = data[9] >> 2;
936 	if (features->type < INTUOS3S) {
937 		x >>= 1;
938 		y >>= 1;
939 		distance >>= 1;
940 	}
941 	if (features->type == INTUOSHT2)
942 		distance = features->distance_max - distance;
943 	input_report_abs(input, ABS_X, x);
944 	input_report_abs(input, ABS_Y, y);
945 	input_report_abs(input, ABS_DISTANCE, distance);
946 
947 	switch (type) {
948 	case 0x00:
949 	case 0x01:
950 	case 0x02:
951 	case 0x03:
952 		/* general pen packet */
953 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
954 		if (features->pressure_max < 2047)
955 			t >>= 1;
956 		input_report_abs(input, ABS_PRESSURE, t);
957 		if (features->type != INTUOSHT2) {
958 		    input_report_abs(input, ABS_TILT_X,
959 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
960 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
961 		}
962 		input_report_key(input, BTN_STYLUS, data[1] & 2);
963 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
964 		input_report_key(input, BTN_TOUCH, t > 10);
965 		break;
966 
967 	case 0x0a:
968 		/* airbrush second packet */
969 		input_report_abs(input, ABS_WHEEL,
970 				(data[6] << 2) | ((data[7] >> 6) & 3));
971 		input_report_abs(input, ABS_TILT_X,
972 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
973 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
974 		break;
975 
976 	case 0x05:
977 		/* Rotation packet */
978 		if (features->type >= INTUOS3S) {
979 			/* I3 marker pen rotation */
980 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
981 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
982 				((t-1) / 2 + 450)) : (450 - t / 2) ;
983 			input_report_abs(input, ABS_Z, t);
984 		} else {
985 			/* 4D mouse 2nd packet */
986 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
987 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
988 				((t - 1) / 2) : -t / 2);
989 		}
990 		break;
991 
992 	case 0x04:
993 		/* 4D mouse 1st packet */
994 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
995 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
996 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
997 
998 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
999 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
1000 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
1001 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
1002 		break;
1003 
1004 	case 0x06:
1005 		/* I4 mouse */
1006 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
1007 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
1008 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
1009 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
1010 				 - ((data[7] & 0x40) >> 6));
1011 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
1012 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
1013 
1014 		input_report_abs(input, ABS_TILT_X,
1015 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
1016 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
1017 		break;
1018 
1019 	case 0x08:
1020 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
1021 			/* 2D mouse packet */
1022 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
1023 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
1024 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
1025 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
1026 					 - ((data[8] & 0x02) >> 1));
1027 
1028 			/* I3 2D mouse side buttons */
1029 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
1030 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
1031 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
1032 			}
1033 		}
1034 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
1035 			/* Lens cursor packets */
1036 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1037 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1038 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1039 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
1040 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
1041 		}
1042 		break;
1043 
1044 	case 0x07:
1045 	case 0x09:
1046 	case 0x0b:
1047 	case 0x0c:
1048 	case 0x0d:
1049 	case 0x0e:
1050 	case 0x0f:
1051 		/* unhandled */
1052 		break;
1053 	}
1054 
1055 	input_report_abs(input, ABS_MISC,
1056 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1057 	input_report_key(input, wacom->tool[idx], 1);
1058 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1059 	wacom->reporting_data = true;
1060 	return 2;
1061 }
1062 
1063 static int wacom_intuos_irq(struct wacom_wac *wacom)
1064 {
1065 	unsigned char *data = wacom->data;
1066 	struct input_dev *input = wacom->pen_input;
1067 	int result;
1068 
1069 	if (data[0] != WACOM_REPORT_PENABLED &&
1070 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
1071 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
1072 	    data[0] != WACOM_REPORT_INTUOSPAD &&
1073 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
1074 	    data[0] != WACOM_REPORT_CINTIQ &&
1075 	    data[0] != WACOM_REPORT_CINTIQPAD &&
1076 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
1077 		dev_dbg(input->dev.parent,
1078 			"%s: received unknown report #%d\n", __func__, data[0]);
1079                 return 0;
1080 	}
1081 
1082 	/* process pad events */
1083 	result = wacom_intuos_pad(wacom);
1084 	if (result)
1085 		return result;
1086 
1087 	/* process in/out prox events */
1088 	result = wacom_intuos_inout(wacom);
1089 	if (result)
1090 		return result - 1;
1091 
1092 	/* process general packets */
1093 	result = wacom_intuos_general(wacom);
1094 	if (result)
1095 		return result - 1;
1096 
1097 	return 0;
1098 }
1099 
1100 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1101 {
1102 	unsigned char *data = wacom_wac->data;
1103 	struct input_dev *input;
1104 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1105 	struct wacom_remote *remote = wacom->remote;
1106 	int bat_charging, bat_percent, touch_ring_mode;
1107 	__u32 serial;
1108 	int i, index = -1;
1109 	unsigned long flags;
1110 
1111 	if (data[0] != WACOM_REPORT_REMOTE) {
1112 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1113 			__func__, data[0]);
1114 		return 0;
1115 	}
1116 
1117 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1118 	wacom_wac->id[0] = PAD_DEVICE_ID;
1119 
1120 	spin_lock_irqsave(&remote->remote_lock, flags);
1121 
1122 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1123 		if (remote->remotes[i].serial == serial) {
1124 			index = i;
1125 			break;
1126 		}
1127 	}
1128 
1129 	if (index < 0 || !remote->remotes[index].registered)
1130 		goto out;
1131 
1132 	input = remote->remotes[index].input;
1133 
1134 	input_report_key(input, BTN_0, (data[9] & 0x01));
1135 	input_report_key(input, BTN_1, (data[9] & 0x02));
1136 	input_report_key(input, BTN_2, (data[9] & 0x04));
1137 	input_report_key(input, BTN_3, (data[9] & 0x08));
1138 	input_report_key(input, BTN_4, (data[9] & 0x10));
1139 	input_report_key(input, BTN_5, (data[9] & 0x20));
1140 	input_report_key(input, BTN_6, (data[9] & 0x40));
1141 	input_report_key(input, BTN_7, (data[9] & 0x80));
1142 
1143 	input_report_key(input, BTN_8, (data[10] & 0x01));
1144 	input_report_key(input, BTN_9, (data[10] & 0x02));
1145 	input_report_key(input, BTN_A, (data[10] & 0x04));
1146 	input_report_key(input, BTN_B, (data[10] & 0x08));
1147 	input_report_key(input, BTN_C, (data[10] & 0x10));
1148 	input_report_key(input, BTN_X, (data[10] & 0x20));
1149 	input_report_key(input, BTN_Y, (data[10] & 0x40));
1150 	input_report_key(input, BTN_Z, (data[10] & 0x80));
1151 
1152 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1153 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1154 
1155 	if (data[12] & 0x80)
1156 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
1157 	else
1158 		input_report_abs(input, ABS_WHEEL, 0);
1159 
1160 	bat_percent = data[7] & 0x7f;
1161 	bat_charging = !!(data[7] & 0x80);
1162 
1163 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1164 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1165 	else
1166 		input_report_abs(input, ABS_MISC, 0);
1167 
1168 	input_event(input, EV_MSC, MSC_SERIAL, serial);
1169 
1170 	input_sync(input);
1171 
1172 	/*Which mode select (LED light) is currently on?*/
1173 	touch_ring_mode = (data[11] & 0xC0) >> 6;
1174 
1175 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1176 		if (remote->remotes[i].serial == serial)
1177 			wacom->led.groups[i].select = touch_ring_mode;
1178 	}
1179 
1180 	__wacom_notify_battery(&remote->remotes[index].battery,
1181 				WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1182 				bat_charging, 1, bat_charging);
1183 
1184 out:
1185 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1186 	return 0;
1187 }
1188 
1189 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1190 {
1191 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1192 	unsigned char *data = wacom_wac->data;
1193 	struct wacom_remote *remote = wacom->remote;
1194 	struct wacom_remote_data remote_data;
1195 	unsigned long flags;
1196 	int i, ret;
1197 
1198 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1199 		return;
1200 
1201 	memset(&remote_data, 0, sizeof(struct wacom_remote_data));
1202 
1203 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1204 		int j = i * 6;
1205 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1206 		bool connected = data[j+2];
1207 
1208 		remote_data.remote[i].serial = serial;
1209 		remote_data.remote[i].connected = connected;
1210 	}
1211 
1212 	spin_lock_irqsave(&remote->remote_lock, flags);
1213 
1214 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1215 	if (ret != sizeof(remote_data)) {
1216 		spin_unlock_irqrestore(&remote->remote_lock, flags);
1217 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1218 		return;
1219 	}
1220 
1221 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1222 
1223 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1224 }
1225 
1226 static int int_dist(int x1, int y1, int x2, int y2)
1227 {
1228 	int x = x2 - x1;
1229 	int y = y2 - y1;
1230 
1231 	return int_sqrt(x*x + y*y);
1232 }
1233 
1234 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1235 		unsigned char *data)
1236 {
1237 	memcpy(wacom->data, data, 10);
1238 	wacom_intuos_irq(wacom);
1239 
1240 	input_sync(wacom->pen_input);
1241 	if (wacom->pad_input)
1242 		input_sync(wacom->pad_input);
1243 }
1244 
1245 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1246 {
1247 	unsigned char data[WACOM_PKGLEN_MAX];
1248 	int i = 1;
1249 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1250 
1251 	memcpy(data, wacom->data, len);
1252 
1253 	switch (data[0]) {
1254 	case 0x04:
1255 		wacom_intuos_bt_process_data(wacom, data + i);
1256 		i += 10;
1257 		fallthrough;
1258 	case 0x03:
1259 		wacom_intuos_bt_process_data(wacom, data + i);
1260 		i += 10;
1261 		wacom_intuos_bt_process_data(wacom, data + i);
1262 		i += 10;
1263 		power_raw = data[i];
1264 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1265 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1266 		battery_capacity = batcap_i4[power_raw & 0x07];
1267 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1268 				     battery_capacity, bat_charging,
1269 				     battery_capacity || bat_charging,
1270 				     ps_connected);
1271 		break;
1272 	default:
1273 		dev_dbg(wacom->pen_input->dev.parent,
1274 				"Unknown report: %d,%d size:%zu\n",
1275 				data[0], data[1], len);
1276 		return 0;
1277 	}
1278 	return 0;
1279 }
1280 
1281 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1282 {
1283 	struct input_dev *input = wacom->touch_input;
1284 	unsigned touch_max = wacom->features.touch_max;
1285 	int count = 0;
1286 	int i;
1287 
1288 	if (!touch_max)
1289 		return 0;
1290 
1291 	if (touch_max == 1)
1292 		return test_bit(BTN_TOUCH, input->key) &&
1293 			report_touch_events(wacom);
1294 
1295 	for (i = 0; i < input->mt->num_slots; i++) {
1296 		struct input_mt_slot *ps = &input->mt->slots[i];
1297 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1298 		if (id >= 0)
1299 			count++;
1300 	}
1301 
1302 	return count;
1303 }
1304 
1305 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1306 {
1307 	int pen_frame_len, pen_frames;
1308 
1309 	struct input_dev *pen_input = wacom->pen_input;
1310 	unsigned char *data = wacom->data;
1311 	int i;
1312 
1313 	if (wacom->features.type == INTUOSP2_BT ||
1314 	    wacom->features.type == INTUOSP2S_BT) {
1315 		wacom->serial[0] = get_unaligned_le64(&data[99]);
1316 		wacom->id[0]     = get_unaligned_le16(&data[107]);
1317 		pen_frame_len = 14;
1318 		pen_frames = 7;
1319 	} else {
1320 		wacom->serial[0] = get_unaligned_le64(&data[33]);
1321 		wacom->id[0]     = get_unaligned_le16(&data[41]);
1322 		pen_frame_len = 8;
1323 		pen_frames = 4;
1324 	}
1325 
1326 	if (wacom->serial[0] >> 52 == 1) {
1327 		/* Add back in missing bits of ID for non-USI pens */
1328 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1329 	}
1330 
1331 	for (i = 0; i < pen_frames; i++) {
1332 		unsigned char *frame = &data[i*pen_frame_len + 1];
1333 		bool valid = frame[0] & 0x80;
1334 		bool prox = frame[0] & 0x40;
1335 		bool range = frame[0] & 0x20;
1336 		bool invert = frame[0] & 0x10;
1337 
1338 		if (!valid)
1339 			continue;
1340 
1341 		if (!prox) {
1342 			wacom->shared->stylus_in_proximity = false;
1343 			wacom_exit_report(wacom);
1344 			input_sync(pen_input);
1345 
1346 			wacom->tool[0] = 0;
1347 			wacom->id[0] = 0;
1348 			wacom->serial[0] = 0;
1349 			return;
1350 		}
1351 
1352 		if (range) {
1353 			if (!wacom->tool[0]) { /* first in range */
1354 				/* Going into range select tool */
1355 				if (invert)
1356 					wacom->tool[0] = BTN_TOOL_RUBBER;
1357 				else if (wacom->id[0])
1358 					wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1359 				else
1360 					wacom->tool[0] = BTN_TOOL_PEN;
1361 			}
1362 
1363 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1364 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1365 
1366 			if (wacom->features.type == INTUOSP2_BT ||
1367 			    wacom->features.type == INTUOSP2S_BT) {
1368 				/* Fix rotation alignment: userspace expects zero at left */
1369 				int16_t rotation =
1370 					(int16_t)get_unaligned_le16(&frame[9]);
1371 				rotation += 1800/4;
1372 
1373 				if (rotation > 899)
1374 					rotation -= 1800;
1375 
1376 				input_report_abs(pen_input, ABS_TILT_X,
1377 						 (char)frame[7]);
1378 				input_report_abs(pen_input, ABS_TILT_Y,
1379 						 (char)frame[8]);
1380 				input_report_abs(pen_input, ABS_Z, rotation);
1381 				input_report_abs(pen_input, ABS_WHEEL,
1382 						 get_unaligned_le16(&frame[11]));
1383 			}
1384 		}
1385 		if (wacom->tool[0]) {
1386 			input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1387 			if (wacom->features.type == INTUOSP2_BT ||
1388 			    wacom->features.type == INTUOSP2S_BT) {
1389 				input_report_abs(pen_input, ABS_DISTANCE,
1390 						 range ? frame[13] : wacom->features.distance_max);
1391 			} else {
1392 				input_report_abs(pen_input, ABS_DISTANCE,
1393 						 range ? frame[7] : wacom->features.distance_max);
1394 			}
1395 
1396 			input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1397 			input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1398 			input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1399 
1400 			input_report_key(pen_input, wacom->tool[0], prox);
1401 			input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1402 			input_report_abs(pen_input, ABS_MISC,
1403 					 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1404 		}
1405 
1406 		wacom->shared->stylus_in_proximity = prox;
1407 
1408 		input_sync(pen_input);
1409 	}
1410 }
1411 
1412 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1413 {
1414 	const int finger_touch_len = 8;
1415 	const int finger_frames = 4;
1416 	const int finger_frame_len = 43;
1417 
1418 	struct input_dev *touch_input = wacom->touch_input;
1419 	unsigned char *data = wacom->data;
1420 	int num_contacts_left = 5;
1421 	int i, j;
1422 
1423 	for (i = 0; i < finger_frames; i++) {
1424 		unsigned char *frame = &data[i*finger_frame_len + 109];
1425 		int current_num_contacts = frame[0] & 0x7F;
1426 		int contacts_to_send;
1427 
1428 		if (!(frame[0] & 0x80))
1429 			continue;
1430 
1431 		/*
1432 		 * First packet resets the counter since only the first
1433 		 * packet in series will have non-zero current_num_contacts.
1434 		 */
1435 		if (current_num_contacts)
1436 			wacom->num_contacts_left = current_num_contacts;
1437 
1438 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1439 
1440 		for (j = 0; j < contacts_to_send; j++) {
1441 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1442 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1443 			int x = get_unaligned_le16(&touch[2]);
1444 			int y = get_unaligned_le16(&touch[4]);
1445 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1446 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1447 
1448 			if (slot < 0)
1449 				continue;
1450 
1451 			input_mt_slot(touch_input, slot);
1452 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1453 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1454 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1455 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1456 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1457 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1458 		}
1459 
1460 		input_mt_sync_frame(touch_input);
1461 
1462 		wacom->num_contacts_left -= contacts_to_send;
1463 		if (wacom->num_contacts_left <= 0) {
1464 			wacom->num_contacts_left = 0;
1465 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1466 			input_sync(touch_input);
1467 		}
1468 	}
1469 
1470 	if (wacom->num_contacts_left == 0) {
1471 		// Be careful that we don't accidentally call input_sync with
1472 		// only a partial set of fingers of processed
1473 		input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1474 		input_sync(touch_input);
1475 	}
1476 
1477 }
1478 
1479 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1480 {
1481 	struct input_dev *pad_input = wacom->pad_input;
1482 	unsigned char *data = wacom->data;
1483 	int nbuttons = wacom->features.numbered_buttons;
1484 
1485 	int expresskeys = data[282];
1486 	int center = (data[281] & 0x40) >> 6;
1487 	int ring = data[285] & 0x7F;
1488 	bool ringstatus = data[285] & 0x80;
1489 	bool prox = expresskeys || center || ringstatus;
1490 
1491 	/* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1492 	ring = 71 - ring;
1493 	ring += 3*72/16;
1494 	if (ring > 71)
1495 		ring -= 72;
1496 
1497 	wacom_report_numbered_buttons(pad_input, nbuttons,
1498                                       expresskeys | (center << (nbuttons - 1)));
1499 
1500 	input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1501 
1502 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1503 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1504 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1505 
1506 	input_sync(pad_input);
1507 }
1508 
1509 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1510 {
1511 	unsigned char *data = wacom->data;
1512 
1513 	bool chg = data[284] & 0x80;
1514 	int battery_status = data[284] & 0x7F;
1515 
1516 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1517 			     battery_status, chg, 1, chg);
1518 }
1519 
1520 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1521 {
1522 	struct input_dev *pad_input = wacom->pad_input;
1523 	unsigned char *data = wacom->data;
1524 
1525 	int buttons = data[44];
1526 
1527 	wacom_report_numbered_buttons(pad_input, 4, buttons);
1528 
1529 	input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1530 	input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1531 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1532 
1533 	input_sync(pad_input);
1534 }
1535 
1536 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1537 {
1538 	unsigned char *data = wacom->data;
1539 
1540 	bool chg = data[45] & 0x80;
1541 	int battery_status = data[45] & 0x7F;
1542 
1543 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1544 			     battery_status, chg, 1, chg);
1545 }
1546 
1547 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1548 {
1549 	unsigned char *data = wacom->data;
1550 
1551 	if (data[0] != 0x80 && data[0] != 0x81) {
1552 		dev_dbg(wacom->pen_input->dev.parent,
1553 			"%s: received unknown report #%d\n", __func__, data[0]);
1554 		return 0;
1555 	}
1556 
1557 	wacom_intuos_pro2_bt_pen(wacom);
1558 	if (wacom->features.type == INTUOSP2_BT ||
1559 	    wacom->features.type == INTUOSP2S_BT) {
1560 		wacom_intuos_pro2_bt_touch(wacom);
1561 		wacom_intuos_pro2_bt_pad(wacom);
1562 		wacom_intuos_pro2_bt_battery(wacom);
1563 	} else {
1564 		wacom_intuos_gen3_bt_pad(wacom);
1565 		wacom_intuos_gen3_bt_battery(wacom);
1566 	}
1567 	return 0;
1568 }
1569 
1570 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1571 {
1572 	struct input_dev *input = wacom->touch_input;
1573 	unsigned char *data = wacom->data;
1574 	int i;
1575 	int current_num_contacts = data[61];
1576 	int contacts_to_send = 0;
1577 	int num_contacts_left = 4; /* maximum contacts per packet */
1578 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1579 	int y_offset = 2;
1580 
1581 	if (touch_is_muted(wacom) && !wacom->shared->touch_down)
1582 		return 0;
1583 
1584 	if (wacom->features.type == WACOM_27QHDT) {
1585 		current_num_contacts = data[63];
1586 		num_contacts_left = 10;
1587 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1588 		y_offset = 0;
1589 	}
1590 
1591 	/*
1592 	 * First packet resets the counter since only the first
1593 	 * packet in series will have non-zero current_num_contacts.
1594 	 */
1595 	if (current_num_contacts)
1596 		wacom->num_contacts_left = current_num_contacts;
1597 
1598 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1599 
1600 	for (i = 0; i < contacts_to_send; i++) {
1601 		int offset = (byte_per_packet * i) + 1;
1602 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1603 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1604 
1605 		if (slot < 0)
1606 			continue;
1607 		input_mt_slot(input, slot);
1608 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1609 
1610 		if (touch) {
1611 			int t_x = get_unaligned_le16(&data[offset + 2]);
1612 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1613 
1614 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1615 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1616 
1617 			if (wacom->features.type != WACOM_27QHDT) {
1618 				int c_x = get_unaligned_le16(&data[offset + 4]);
1619 				int c_y = get_unaligned_le16(&data[offset + 8]);
1620 				int w = get_unaligned_le16(&data[offset + 10]);
1621 				int h = get_unaligned_le16(&data[offset + 12]);
1622 
1623 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1624 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1625 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1626 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1627 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1628 			}
1629 		}
1630 	}
1631 	input_mt_sync_frame(input);
1632 
1633 	wacom->num_contacts_left -= contacts_to_send;
1634 	if (wacom->num_contacts_left <= 0) {
1635 		wacom->num_contacts_left = 0;
1636 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1637 	}
1638 	return 1;
1639 }
1640 
1641 static int wacom_mt_touch(struct wacom_wac *wacom)
1642 {
1643 	struct input_dev *input = wacom->touch_input;
1644 	unsigned char *data = wacom->data;
1645 	int i;
1646 	int current_num_contacts = data[2];
1647 	int contacts_to_send = 0;
1648 	int x_offset = 0;
1649 
1650 	/* MTTPC does not support Height and Width */
1651 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1652 		x_offset = -4;
1653 
1654 	/*
1655 	 * First packet resets the counter since only the first
1656 	 * packet in series will have non-zero current_num_contacts.
1657 	 */
1658 	if (current_num_contacts)
1659 		wacom->num_contacts_left = current_num_contacts;
1660 
1661 	/* There are at most 5 contacts per packet */
1662 	contacts_to_send = min(5, wacom->num_contacts_left);
1663 
1664 	for (i = 0; i < contacts_to_send; i++) {
1665 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1666 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1667 		int id = get_unaligned_le16(&data[offset + 1]);
1668 		int slot = input_mt_get_slot_by_key(input, id);
1669 
1670 		if (slot < 0)
1671 			continue;
1672 
1673 		input_mt_slot(input, slot);
1674 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1675 		if (touch) {
1676 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1677 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1678 			input_report_abs(input, ABS_MT_POSITION_X, x);
1679 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1680 		}
1681 	}
1682 	input_mt_sync_frame(input);
1683 
1684 	wacom->num_contacts_left -= contacts_to_send;
1685 	if (wacom->num_contacts_left <= 0) {
1686 		wacom->num_contacts_left = 0;
1687 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1688 	}
1689 	return 1;
1690 }
1691 
1692 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1693 {
1694 	struct input_dev *input = wacom->touch_input;
1695 	unsigned char *data = wacom->data;
1696 	int i;
1697 
1698 	for (i = 0; i < 2; i++) {
1699 		int p = data[1] & (1 << i);
1700 		bool touch = p && report_touch_events(wacom);
1701 
1702 		input_mt_slot(input, i);
1703 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1704 		if (touch) {
1705 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1706 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1707 
1708 			input_report_abs(input, ABS_MT_POSITION_X, x);
1709 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1710 		}
1711 	}
1712 	input_mt_sync_frame(input);
1713 
1714 	/* keep touch state for pen event */
1715 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1716 
1717 	return 1;
1718 }
1719 
1720 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1721 {
1722 	unsigned char *data = wacom->data;
1723 	struct input_dev *input = wacom->touch_input;
1724 	bool prox = report_touch_events(wacom);
1725 	int x = 0, y = 0;
1726 
1727 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1728 		return 0;
1729 
1730 	if (len == WACOM_PKGLEN_TPC1FG) {
1731 		prox = prox && (data[0] & 0x01);
1732 		x = get_unaligned_le16(&data[1]);
1733 		y = get_unaligned_le16(&data[3]);
1734 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1735 		prox = prox && (data[2] & 0x01);
1736 		x = get_unaligned_le16(&data[3]);
1737 		y = get_unaligned_le16(&data[5]);
1738 	} else {
1739 		prox = prox && (data[1] & 0x01);
1740 		x = le16_to_cpup((__le16 *)&data[2]);
1741 		y = le16_to_cpup((__le16 *)&data[4]);
1742 	}
1743 
1744 	if (prox) {
1745 		input_report_abs(input, ABS_X, x);
1746 		input_report_abs(input, ABS_Y, y);
1747 	}
1748 	input_report_key(input, BTN_TOUCH, prox);
1749 
1750 	/* keep touch state for pen events */
1751 	wacom->shared->touch_down = prox;
1752 
1753 	return 1;
1754 }
1755 
1756 static int wacom_tpc_pen(struct wacom_wac *wacom)
1757 {
1758 	unsigned char *data = wacom->data;
1759 	struct input_dev *input = wacom->pen_input;
1760 	bool prox = data[1] & 0x20;
1761 
1762 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1763 		/* Going into proximity select tool */
1764 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1765 
1766 	/* keep pen state for touch events */
1767 	wacom->shared->stylus_in_proximity = prox;
1768 
1769 	/* send pen events only when touch is up or forced out
1770 	 * or touch arbitration is off
1771 	 */
1772 	if (!delay_pen_events(wacom)) {
1773 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1774 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1775 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1776 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1777 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1778 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1779 		input_report_key(input, wacom->tool[0], prox);
1780 		return 1;
1781 	}
1782 
1783 	return 0;
1784 }
1785 
1786 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1787 {
1788 	unsigned char *data = wacom->data;
1789 
1790 	if (wacom->pen_input) {
1791 		dev_dbg(wacom->pen_input->dev.parent,
1792 			"%s: received report #%d\n", __func__, data[0]);
1793 
1794 		if (len == WACOM_PKGLEN_PENABLED ||
1795 		    data[0] == WACOM_REPORT_PENABLED)
1796 			return wacom_tpc_pen(wacom);
1797 	}
1798 	else if (wacom->touch_input) {
1799 		dev_dbg(wacom->touch_input->dev.parent,
1800 			"%s: received report #%d\n", __func__, data[0]);
1801 
1802 		switch (len) {
1803 		case WACOM_PKGLEN_TPC1FG:
1804 			return wacom_tpc_single_touch(wacom, len);
1805 
1806 		case WACOM_PKGLEN_TPC2FG:
1807 			return wacom_tpc_mt_touch(wacom);
1808 
1809 		default:
1810 			switch (data[0]) {
1811 			case WACOM_REPORT_TPC1FG:
1812 			case WACOM_REPORT_TPCHID:
1813 			case WACOM_REPORT_TPCST:
1814 			case WACOM_REPORT_TPC1FGE:
1815 				return wacom_tpc_single_touch(wacom, len);
1816 
1817 			case WACOM_REPORT_TPCMT:
1818 			case WACOM_REPORT_TPCMT2:
1819 				return wacom_mt_touch(wacom);
1820 
1821 			}
1822 		}
1823 	}
1824 
1825 	return 0;
1826 }
1827 
1828 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1829 				 int value, int num, int denom)
1830 {
1831 	struct input_absinfo *abs = &input->absinfo[usage->code];
1832 	int range = (abs->maximum - abs->minimum + 1);
1833 
1834 	value += num*range/denom;
1835 	if (value > abs->maximum)
1836 		value -= range;
1837 	else if (value < abs->minimum)
1838 		value += range;
1839 	return value;
1840 }
1841 
1842 int wacom_equivalent_usage(int usage)
1843 {
1844 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1845 		int subpage = (usage & 0xFF00) << 8;
1846 		int subusage = (usage & 0xFF);
1847 
1848 		if (subpage == WACOM_HID_SP_PAD ||
1849 		    subpage == WACOM_HID_SP_BUTTON ||
1850 		    subpage == WACOM_HID_SP_DIGITIZER ||
1851 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1852 		    usage == WACOM_HID_WD_SENSE ||
1853 		    usage == WACOM_HID_WD_SERIALHI ||
1854 		    usage == WACOM_HID_WD_TOOLTYPE ||
1855 		    usage == WACOM_HID_WD_DISTANCE ||
1856 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1857 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1858 		    usage == WACOM_HID_WD_TOUCHRING ||
1859 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1860 		    usage == WACOM_HID_WD_REPORT_VALID ||
1861 		    usage == WACOM_HID_WD_BARRELSWITCH3 ||
1862 		    usage == WACOM_HID_WD_SEQUENCENUMBER) {
1863 			return usage;
1864 		}
1865 
1866 		if (subpage == HID_UP_UNDEFINED)
1867 			subpage = HID_UP_DIGITIZER;
1868 
1869 		return subpage | subusage;
1870 	}
1871 
1872 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1873 		int subpage = (usage & 0xFF00) << 8;
1874 		int subusage = (usage & 0xFF);
1875 
1876 		if (usage == WACOM_HID_WT_REPORT_VALID)
1877 			return usage;
1878 
1879 		if (subpage == HID_UP_UNDEFINED)
1880 			subpage = WACOM_HID_SP_DIGITIZER;
1881 
1882 		return subpage | subusage;
1883 	}
1884 
1885 	return usage;
1886 }
1887 
1888 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1889 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1890 {
1891 	struct wacom *wacom = input_get_drvdata(input);
1892 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1893 	struct wacom_features *features = &wacom_wac->features;
1894 	int fmin = field->logical_minimum;
1895 	int fmax = field->logical_maximum;
1896 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1897 	int resolution_code = code;
1898 
1899 	if (equivalent_usage == HID_DG_TWIST) {
1900 		resolution_code = ABS_RZ;
1901 	}
1902 
1903 	if (equivalent_usage == HID_GD_X) {
1904 		fmin += features->offset_left;
1905 		fmax -= features->offset_right;
1906 	}
1907 	if (equivalent_usage == HID_GD_Y) {
1908 		fmin += features->offset_top;
1909 		fmax -= features->offset_bottom;
1910 	}
1911 
1912 	usage->type = type;
1913 	usage->code = code;
1914 
1915 	switch (type) {
1916 	case EV_ABS:
1917 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1918 		input_abs_set_res(input, code,
1919 				  hidinput_calc_abs_res(field, resolution_code));
1920 		break;
1921 	case EV_KEY:
1922 	case EV_MSC:
1923 	case EV_SW:
1924 		input_set_capability(input, type, code);
1925 		break;
1926 	}
1927 }
1928 
1929 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1930 		struct hid_field *field, struct hid_usage *usage)
1931 {
1932 	struct wacom *wacom = hid_get_drvdata(hdev);
1933 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1934 	struct wacom_features *features = &wacom_wac->features;
1935 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1936 
1937 	switch (equivalent_usage) {
1938 	case HID_DG_BATTERYSTRENGTH:
1939 	case WACOM_HID_WD_BATTERY_LEVEL:
1940 	case WACOM_HID_WD_BATTERY_CHARGING:
1941 		features->quirks |= WACOM_QUIRK_BATTERY;
1942 		break;
1943 	}
1944 }
1945 
1946 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1947 		struct hid_usage *usage, __s32 value)
1948 {
1949 	struct wacom *wacom = hid_get_drvdata(hdev);
1950 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1951 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1952 
1953 	switch (equivalent_usage) {
1954 	case HID_DG_BATTERYSTRENGTH:
1955 		if (value == 0) {
1956 			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1957 		}
1958 		else {
1959 			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1960 			wacom_wac->hid_data.battery_capacity = value;
1961 			wacom_wac->hid_data.bat_connected = 1;
1962 			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1963 		}
1964 		break;
1965 	case WACOM_HID_WD_BATTERY_LEVEL:
1966 		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1967 		wacom_wac->hid_data.battery_capacity = value;
1968 		wacom_wac->hid_data.bat_connected = 1;
1969 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1970 		break;
1971 	case WACOM_HID_WD_BATTERY_CHARGING:
1972 		wacom_wac->hid_data.bat_charging = value;
1973 		wacom_wac->hid_data.ps_connected = value;
1974 		wacom_wac->hid_data.bat_connected = 1;
1975 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1976 		break;
1977 	}
1978 }
1979 
1980 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
1981 		struct hid_report *report)
1982 {
1983 	return;
1984 }
1985 
1986 static void wacom_wac_battery_report(struct hid_device *hdev,
1987 		struct hid_report *report)
1988 {
1989 	struct wacom *wacom = hid_get_drvdata(hdev);
1990 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1991 	struct wacom_features *features = &wacom_wac->features;
1992 
1993 	if (features->quirks & WACOM_QUIRK_BATTERY) {
1994 		int status = wacom_wac->hid_data.bat_status;
1995 		int capacity = wacom_wac->hid_data.battery_capacity;
1996 		bool charging = wacom_wac->hid_data.bat_charging;
1997 		bool connected = wacom_wac->hid_data.bat_connected;
1998 		bool powered = wacom_wac->hid_data.ps_connected;
1999 
2000 		wacom_notify_battery(wacom_wac, status, capacity, charging,
2001 				     connected, powered);
2002 	}
2003 }
2004 
2005 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
2006 		struct hid_field *field, struct hid_usage *usage)
2007 {
2008 	struct wacom *wacom = hid_get_drvdata(hdev);
2009 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2010 	struct wacom_features *features = &wacom_wac->features;
2011 	struct input_dev *input = wacom_wac->pad_input;
2012 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2013 
2014 	switch (equivalent_usage) {
2015 	case WACOM_HID_WD_ACCELEROMETER_X:
2016 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2017 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2018 		features->device_type |= WACOM_DEVICETYPE_PAD;
2019 		break;
2020 	case WACOM_HID_WD_ACCELEROMETER_Y:
2021 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2022 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2023 		features->device_type |= WACOM_DEVICETYPE_PAD;
2024 		break;
2025 	case WACOM_HID_WD_ACCELEROMETER_Z:
2026 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2027 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2028 		features->device_type |= WACOM_DEVICETYPE_PAD;
2029 		break;
2030 	case WACOM_HID_WD_BUTTONCENTER:
2031 	case WACOM_HID_WD_BUTTONHOME:
2032 	case WACOM_HID_WD_BUTTONUP:
2033 	case WACOM_HID_WD_BUTTONDOWN:
2034 	case WACOM_HID_WD_BUTTONLEFT:
2035 	case WACOM_HID_WD_BUTTONRIGHT:
2036 		wacom_map_usage(input, usage, field, EV_KEY,
2037 				wacom_numbered_button_to_key(features->numbered_buttons),
2038 				0);
2039 		features->numbered_buttons++;
2040 		features->device_type |= WACOM_DEVICETYPE_PAD;
2041 		break;
2042 	case WACOM_HID_WD_MUTE_DEVICE:
2043 		/* softkey touch switch */
2044 		wacom_wac->is_soft_touch_switch = true;
2045 		fallthrough;
2046 	case WACOM_HID_WD_TOUCHONOFF:
2047 		/*
2048 		 * These two usages, which are used to mute touch events, come
2049 		 * from the pad packet, but are reported on the touch
2050 		 * interface. Because the touch interface may not have
2051 		 * been created yet, we cannot call wacom_map_usage(). In
2052 		 * order to process the usages when we receive them, we set
2053 		 * the usage type and code directly.
2054 		 */
2055 		wacom_wac->has_mute_touch_switch = true;
2056 		usage->type = EV_SW;
2057 		usage->code = SW_MUTE_DEVICE;
2058 		break;
2059 	case WACOM_HID_WD_TOUCHSTRIP:
2060 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2061 		features->device_type |= WACOM_DEVICETYPE_PAD;
2062 		break;
2063 	case WACOM_HID_WD_TOUCHSTRIP2:
2064 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2065 		features->device_type |= WACOM_DEVICETYPE_PAD;
2066 		break;
2067 	case WACOM_HID_WD_TOUCHRING:
2068 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2069 		features->device_type |= WACOM_DEVICETYPE_PAD;
2070 		break;
2071 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2072 		/*
2073 		 * Only set up type/code association. Completely mapping
2074 		 * this usage may overwrite the axis resolution and range.
2075 		 */
2076 		usage->type = EV_ABS;
2077 		usage->code = ABS_WHEEL;
2078 		set_bit(EV_ABS, input->evbit);
2079 		features->device_type |= WACOM_DEVICETYPE_PAD;
2080 		break;
2081 	case WACOM_HID_WD_BUTTONCONFIG:
2082 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2083 		features->device_type |= WACOM_DEVICETYPE_PAD;
2084 		break;
2085 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2086 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2087 		features->device_type |= WACOM_DEVICETYPE_PAD;
2088 		break;
2089 	case WACOM_HID_WD_CONTROLPANEL:
2090 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2091 		features->device_type |= WACOM_DEVICETYPE_PAD;
2092 		break;
2093 	case WACOM_HID_WD_MODE_CHANGE:
2094 		/* do not overwrite previous data */
2095 		if (!wacom_wac->has_mode_change) {
2096 			wacom_wac->has_mode_change = true;
2097 			wacom_wac->is_direct_mode = true;
2098 		}
2099 		features->device_type |= WACOM_DEVICETYPE_PAD;
2100 		break;
2101 	}
2102 
2103 	switch (equivalent_usage & 0xfffffff0) {
2104 	case WACOM_HID_WD_EXPRESSKEY00:
2105 		wacom_map_usage(input, usage, field, EV_KEY,
2106 				wacom_numbered_button_to_key(features->numbered_buttons),
2107 				0);
2108 		features->numbered_buttons++;
2109 		features->device_type |= WACOM_DEVICETYPE_PAD;
2110 		break;
2111 	}
2112 }
2113 
2114 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2115 		struct hid_usage *usage, __s32 value)
2116 {
2117 	struct wacom *wacom = hid_get_drvdata(hdev);
2118 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2119 	struct input_dev *input = wacom_wac->pad_input;
2120 	struct wacom_features *features = &wacom_wac->features;
2121 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2122 	int i;
2123 	bool do_report = false;
2124 
2125 	/*
2126 	 * Avoid reporting this event and setting inrange_state if this usage
2127 	 * hasn't been mapped.
2128 	 */
2129 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2130 		return;
2131 
2132 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2133 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
2134 			wacom_wac->hid_data.inrange_state |= value;
2135 	}
2136 
2137 	/* Process touch switch state first since it is reported through touch interface,
2138 	 * which is indepentent of pad interface. In the case when there are no other pad
2139 	 * events, the pad interface will not even be created.
2140 	 */
2141 	if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2142 	   (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2143 		if (wacom_wac->shared->touch_input) {
2144 			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2145 
2146 			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2147 				*is_touch_on = !(*is_touch_on);
2148 			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2149 				*is_touch_on = value;
2150 
2151 			input_report_switch(wacom_wac->shared->touch_input,
2152 					    SW_MUTE_DEVICE, !(*is_touch_on));
2153 			input_sync(wacom_wac->shared->touch_input);
2154 		}
2155 		return;
2156 	}
2157 
2158 	if (!input)
2159 		return;
2160 
2161 	switch (equivalent_usage) {
2162 	case WACOM_HID_WD_TOUCHRING:
2163 		/*
2164 		 * Userspace expects touchrings to increase in value with
2165 		 * clockwise gestures and have their zero point at the
2166 		 * tablet's left. HID events "should" be clockwise-
2167 		 * increasing and zero at top, though the MobileStudio
2168 		 * Pro and 2nd-gen Intuos Pro don't do this...
2169 		 */
2170 		if (hdev->vendor == 0x56a &&
2171 		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2172 		     hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2173 		     hdev->product == 0x392 ||				  /* Intuos Pro 2 */
2174 		     hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2175 		     hdev->product == 0x3AA)) {				  /* MobileStudio Pro */
2176 			value = (field->logical_maximum - value);
2177 
2178 			if (hdev->product == 0x357 || hdev->product == 0x358 ||
2179 			    hdev->product == 0x392)
2180 				value = wacom_offset_rotation(input, usage, value, 3, 16);
2181 			else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2182 				 hdev->product == 0x398 || hdev->product == 0x399 ||
2183 				 hdev->product == 0x3AA)
2184 				value = wacom_offset_rotation(input, usage, value, 1, 2);
2185 		}
2186 		else {
2187 			value = wacom_offset_rotation(input, usage, value, 1, 4);
2188 		}
2189 		do_report = true;
2190 		break;
2191 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2192 		if (!value)
2193 			input_event(input, usage->type, usage->code, 0);
2194 		break;
2195 
2196 	case WACOM_HID_WD_MODE_CHANGE:
2197 		if (wacom_wac->is_direct_mode != value) {
2198 			wacom_wac->is_direct_mode = value;
2199 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2200 		}
2201 		break;
2202 
2203 	case WACOM_HID_WD_BUTTONCENTER:
2204 		for (i = 0; i < wacom->led.count; i++)
2205 			wacom_update_led(wacom, features->numbered_buttons,
2206 					 value, i);
2207 		fallthrough;
2208 	default:
2209 		do_report = true;
2210 		break;
2211 	}
2212 
2213 	if (do_report) {
2214 		input_event(input, usage->type, usage->code, value);
2215 		if (value)
2216 			wacom_wac->hid_data.pad_input_event_flag = true;
2217 	}
2218 }
2219 
2220 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2221 		struct hid_report *report)
2222 {
2223 	struct wacom *wacom = hid_get_drvdata(hdev);
2224 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2225 
2226 	wacom_wac->hid_data.inrange_state = 0;
2227 }
2228 
2229 static void wacom_wac_pad_report(struct hid_device *hdev,
2230 		struct hid_report *report, struct hid_field *field)
2231 {
2232 	struct wacom *wacom = hid_get_drvdata(hdev);
2233 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2234 	struct input_dev *input = wacom_wac->pad_input;
2235 	bool active = wacom_wac->hid_data.inrange_state != 0;
2236 
2237 	/* report prox for expresskey events */
2238 	if (wacom_wac->hid_data.pad_input_event_flag) {
2239 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2240 		input_sync(input);
2241 		if (!active)
2242 			wacom_wac->hid_data.pad_input_event_flag = false;
2243 	}
2244 }
2245 
2246 static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2247 {
2248 	struct input_dev *input = wacom_wac->pen_input;
2249 	struct wacom_features *features = &wacom_wac->features;
2250 
2251 	if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2252 	    wacom_wac->hid_data.barrelswitch &&
2253 	    wacom_wac->hid_data.barrelswitch2 &&
2254 	    wacom_wac->hid_data.serialhi &&
2255 	    !wacom_wac->hid_data.barrelswitch3) {
2256 		input_set_capability(input, EV_KEY, BTN_STYLUS3);
2257 		features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2258 	}
2259 }
2260 
2261 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2262 		struct hid_field *field, struct hid_usage *usage)
2263 {
2264 	struct wacom *wacom = hid_get_drvdata(hdev);
2265 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2266 	struct wacom_features *features = &wacom_wac->features;
2267 	struct input_dev *input = wacom_wac->pen_input;
2268 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2269 
2270 	switch (equivalent_usage) {
2271 	case HID_GD_X:
2272 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2273 		break;
2274 	case HID_GD_Y:
2275 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2276 		break;
2277 	case WACOM_HID_WD_DISTANCE:
2278 	case HID_GD_Z:
2279 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2280 		break;
2281 	case HID_DG_TIPPRESSURE:
2282 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2283 		break;
2284 	case HID_DG_INRANGE:
2285 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2286 		break;
2287 	case HID_DG_INVERT:
2288 		wacom_map_usage(input, usage, field, EV_KEY,
2289 				BTN_TOOL_RUBBER, 0);
2290 		break;
2291 	case HID_DG_TILT_X:
2292 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2293 		break;
2294 	case HID_DG_TILT_Y:
2295 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2296 		break;
2297 	case HID_DG_TWIST:
2298 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2299 		break;
2300 	case HID_DG_ERASER:
2301 		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2302 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2303 		break;
2304 	case HID_DG_TIPSWITCH:
2305 		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2306 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2307 		break;
2308 	case HID_DG_BARRELSWITCH:
2309 		wacom_wac->hid_data.barrelswitch = true;
2310 		wacom_set_barrel_switch3_usage(wacom_wac);
2311 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2312 		break;
2313 	case HID_DG_BARRELSWITCH2:
2314 		wacom_wac->hid_data.barrelswitch2 = true;
2315 		wacom_set_barrel_switch3_usage(wacom_wac);
2316 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2317 		break;
2318 	case HID_DG_TOOLSERIALNUMBER:
2319 		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2320 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2321 		break;
2322 	case HID_DG_SCANTIME:
2323 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2324 		break;
2325 	case WACOM_HID_WD_SENSE:
2326 		features->quirks |= WACOM_QUIRK_SENSE;
2327 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2328 		break;
2329 	case WACOM_HID_WD_SERIALHI:
2330 		wacom_wac->hid_data.serialhi = true;
2331 		wacom_set_barrel_switch3_usage(wacom_wac);
2332 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2333 		break;
2334 	case WACOM_HID_WD_FINGERWHEEL:
2335 		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2336 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2337 		break;
2338 	case WACOM_HID_WD_BARRELSWITCH3:
2339 		wacom_wac->hid_data.barrelswitch3 = true;
2340 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2341 		features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2342 		break;
2343 	}
2344 }
2345 
2346 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2347 		struct hid_usage *usage, __s32 value)
2348 {
2349 	struct wacom *wacom = hid_get_drvdata(hdev);
2350 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2351 	struct wacom_features *features = &wacom_wac->features;
2352 	struct input_dev *input = wacom_wac->pen_input;
2353 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2354 
2355 	if (wacom_wac->is_invalid_bt_frame)
2356 		return;
2357 
2358 	switch (equivalent_usage) {
2359 	case HID_GD_Z:
2360 		/*
2361 		 * HID_GD_Z "should increase as the control's position is
2362 		 * moved from high to low", while ABS_DISTANCE instead
2363 		 * increases in value as the tool moves from low to high.
2364 		 */
2365 		value = field->logical_maximum - value;
2366 		break;
2367 	case HID_DG_INRANGE:
2368 		mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2369 		wacom_wac->hid_data.inrange_state = value;
2370 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2371 			wacom_wac->hid_data.sense_state = value;
2372 		return;
2373 	case HID_DG_INVERT:
2374 		wacom_wac->hid_data.invert_state = value;
2375 		return;
2376 	case HID_DG_ERASER:
2377 	case HID_DG_TIPSWITCH:
2378 		wacom_wac->hid_data.tipswitch |= value;
2379 		return;
2380 	case HID_DG_BARRELSWITCH:
2381 		wacom_wac->hid_data.barrelswitch = value;
2382 		return;
2383 	case HID_DG_BARRELSWITCH2:
2384 		wacom_wac->hid_data.barrelswitch2 = value;
2385 		return;
2386 	case HID_DG_TOOLSERIALNUMBER:
2387 		if (value) {
2388 			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2389 			wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2390 		}
2391 		return;
2392 	case HID_DG_TWIST:
2393 		/* don't modify the value if the pen doesn't support the feature */
2394 		if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2395 
2396 		/*
2397 		 * Userspace expects pen twist to have its zero point when
2398 		 * the buttons/finger is on the tablet's left. HID values
2399 		 * are zero when buttons are toward the top.
2400 		 */
2401 		value = wacom_offset_rotation(input, usage, value, 1, 4);
2402 		break;
2403 	case WACOM_HID_WD_SENSE:
2404 		wacom_wac->hid_data.sense_state = value;
2405 		return;
2406 	case WACOM_HID_WD_SERIALHI:
2407 		if (value) {
2408 			__u32 raw_value = wacom_s32tou(value, field->report_size);
2409 
2410 			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2411 			wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2412 			/*
2413 			 * Non-USI EMR devices may contain additional tool type
2414 			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2415 			 * more details.
2416 			 */
2417 			if (value >> 20 == 1) {
2418 				wacom_wac->id[0] |= raw_value & 0xFFFFF;
2419 			}
2420 		}
2421 		return;
2422 	case WACOM_HID_WD_TOOLTYPE:
2423 		/*
2424 		 * Some devices (MobileStudio Pro, and possibly later
2425 		 * devices as well) do not return the complete tool
2426 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2427 		 * bitwise OR so the complete value can be built
2428 		 * up over time :(
2429 		 */
2430 		wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2431 		return;
2432 	case WACOM_HID_WD_OFFSETLEFT:
2433 		if (features->offset_left && value != features->offset_left)
2434 			hid_warn(hdev, "%s: overriding existing left offset "
2435 				 "%d -> %d\n", __func__, value,
2436 				 features->offset_left);
2437 		features->offset_left = value;
2438 		return;
2439 	case WACOM_HID_WD_OFFSETRIGHT:
2440 		if (features->offset_right && value != features->offset_right)
2441 			hid_warn(hdev, "%s: overriding existing right offset "
2442 				 "%d -> %d\n", __func__, value,
2443 				 features->offset_right);
2444 		features->offset_right = value;
2445 		return;
2446 	case WACOM_HID_WD_OFFSETTOP:
2447 		if (features->offset_top && value != features->offset_top)
2448 			hid_warn(hdev, "%s: overriding existing top offset "
2449 				 "%d -> %d\n", __func__, value,
2450 				 features->offset_top);
2451 		features->offset_top = value;
2452 		return;
2453 	case WACOM_HID_WD_OFFSETBOTTOM:
2454 		if (features->offset_bottom && value != features->offset_bottom)
2455 			hid_warn(hdev, "%s: overriding existing bottom offset "
2456 				 "%d -> %d\n", __func__, value,
2457 				 features->offset_bottom);
2458 		features->offset_bottom = value;
2459 		return;
2460 	case WACOM_HID_WD_REPORT_VALID:
2461 		wacom_wac->is_invalid_bt_frame = !value;
2462 		return;
2463 	case WACOM_HID_WD_BARRELSWITCH3:
2464 		wacom_wac->hid_data.barrelswitch3 = value;
2465 		return;
2466 	case WACOM_HID_WD_SEQUENCENUMBER:
2467 		if (wacom_wac->hid_data.sequence_number != value)
2468 			hid_warn(hdev, "Dropped %hu packets", (unsigned short)(value - wacom_wac->hid_data.sequence_number));
2469 		wacom_wac->hid_data.sequence_number = value + 1;
2470 		return;
2471 	}
2472 
2473 	/* send pen events only when touch is up or forced out
2474 	 * or touch arbitration is off
2475 	 */
2476 	if (!usage->type || delay_pen_events(wacom_wac))
2477 		return;
2478 
2479 	/* send pen events only when the pen is in range */
2480 	if (wacom_wac->hid_data.inrange_state)
2481 		input_event(input, usage->type, usage->code, value);
2482 	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2483 		input_event(input, usage->type, usage->code, 0);
2484 }
2485 
2486 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2487 		struct hid_report *report)
2488 {
2489 	struct wacom *wacom = hid_get_drvdata(hdev);
2490 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2491 
2492 	wacom_wac->is_invalid_bt_frame = false;
2493 	return;
2494 }
2495 
2496 static void wacom_wac_pen_report(struct hid_device *hdev,
2497 		struct hid_report *report)
2498 {
2499 	struct wacom *wacom = hid_get_drvdata(hdev);
2500 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2501 	struct input_dev *input = wacom_wac->pen_input;
2502 	bool range = wacom_wac->hid_data.inrange_state;
2503 	bool sense = wacom_wac->hid_data.sense_state;
2504 
2505 	if (wacom_wac->is_invalid_bt_frame)
2506 		return;
2507 
2508 	if (!wacom_wac->tool[0] && range) { /* first in range */
2509 		/* Going into range select tool */
2510 		if (wacom_wac->hid_data.invert_state)
2511 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2512 		else if (wacom_wac->id[0])
2513 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2514 		else
2515 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2516 	}
2517 
2518 	/* keep pen state for touch events */
2519 	wacom_wac->shared->stylus_in_proximity = sense;
2520 
2521 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2522 		int id = wacom_wac->id[0];
2523 		if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2524 			int sw_state = wacom_wac->hid_data.barrelswitch |
2525 				       (wacom_wac->hid_data.barrelswitch2 << 1);
2526 			wacom_wac->hid_data.barrelswitch = sw_state == 1;
2527 			wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2528 			wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2529 		}
2530 		input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2531 		input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2532 		input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2533 
2534 		/*
2535 		 * Non-USI EMR tools should have their IDs mangled to
2536 		 * match the legacy behavior of wacom_intuos_general
2537 		 */
2538 		if (wacom_wac->serial[0] >> 52 == 1)
2539 			id = wacom_intuos_id_mangle(id);
2540 
2541 		/*
2542 		 * To ensure compatibility with xf86-input-wacom, we should
2543 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2544 		 * MSC_SERIAL events.
2545 		 */
2546 		input_report_key(input, BTN_TOUCH,
2547 				wacom_wac->hid_data.tipswitch);
2548 		input_report_key(input, wacom_wac->tool[0], sense);
2549 		if (wacom_wac->serial[0]) {
2550 			input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]);
2551 			input_report_abs(input, ABS_MISC, sense ? id : 0);
2552 		}
2553 
2554 		wacom_wac->hid_data.tipswitch = false;
2555 
2556 		input_sync(input);
2557 	}
2558 
2559 	if (!sense) {
2560 		wacom_wac->tool[0] = 0;
2561 		wacom_wac->id[0] = 0;
2562 		wacom_wac->serial[0] = 0;
2563 	}
2564 }
2565 
2566 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2567 		struct hid_field *field, struct hid_usage *usage)
2568 {
2569 	struct wacom *wacom = hid_get_drvdata(hdev);
2570 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2571 	struct input_dev *input = wacom_wac->touch_input;
2572 	unsigned touch_max = wacom_wac->features.touch_max;
2573 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2574 
2575 	switch (equivalent_usage) {
2576 	case HID_GD_X:
2577 		if (touch_max == 1)
2578 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2579 		else
2580 			wacom_map_usage(input, usage, field, EV_ABS,
2581 					ABS_MT_POSITION_X, 4);
2582 		break;
2583 	case HID_GD_Y:
2584 		if (touch_max == 1)
2585 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2586 		else
2587 			wacom_map_usage(input, usage, field, EV_ABS,
2588 					ABS_MT_POSITION_Y, 4);
2589 		break;
2590 	case HID_DG_WIDTH:
2591 	case HID_DG_HEIGHT:
2592 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2593 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2594 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2595 		break;
2596 	case HID_DG_TIPSWITCH:
2597 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2598 		break;
2599 	case HID_DG_CONTACTCOUNT:
2600 		wacom_wac->hid_data.cc_report = field->report->id;
2601 		wacom_wac->hid_data.cc_index = field->index;
2602 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2603 		break;
2604 	case HID_DG_CONTACTID:
2605 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2606 			/*
2607 			 * The HID descriptor for G11 sensors leaves logical
2608 			 * maximum set to '1' despite it being a multitouch
2609 			 * device. Override to a sensible number.
2610 			 */
2611 			field->logical_maximum = 255;
2612 		}
2613 		break;
2614 	case HID_DG_SCANTIME:
2615 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2616 		break;
2617 	}
2618 }
2619 
2620 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2621 		struct input_dev *input)
2622 {
2623 	struct hid_data *hid_data = &wacom_wac->hid_data;
2624 	bool mt = wacom_wac->features.touch_max > 1;
2625 	bool prox = hid_data->tipswitch &&
2626 		    report_touch_events(wacom_wac);
2627 
2628 	if (touch_is_muted(wacom_wac)) {
2629 		if (!wacom_wac->shared->touch_down)
2630 			return;
2631 		prox = false;
2632 	}
2633 
2634 	wacom_wac->hid_data.num_received++;
2635 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2636 		return;
2637 
2638 	if (mt) {
2639 		int slot;
2640 
2641 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2642 		if (slot < 0) {
2643 			return;
2644 		} else {
2645 			struct input_mt_slot *ps = &input->mt->slots[slot];
2646 			int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2647 
2648 			if (!prox && mt_id < 0) {
2649 				// No data to send for this slot; short-circuit
2650 				return;
2651 			}
2652 		}
2653 
2654 		input_mt_slot(input, slot);
2655 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2656 	}
2657 	else {
2658 		input_report_key(input, BTN_TOUCH, prox);
2659 	}
2660 
2661 	if (prox) {
2662 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2663 				 hid_data->x);
2664 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2665 				 hid_data->y);
2666 
2667 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2668 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2669 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2670 			if (hid_data->width != hid_data->height)
2671 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2672 		}
2673 	}
2674 }
2675 
2676 static bool wacom_wac_slot_is_active(struct input_dev *dev, int key)
2677 {
2678 	struct input_mt *mt = dev->mt;
2679 	struct input_mt_slot *s;
2680 
2681 	if (!mt)
2682 		return false;
2683 
2684 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++) {
2685 		if (s->key == key &&
2686 			input_mt_get_value(s, ABS_MT_TRACKING_ID) >= 0) {
2687 			return true;
2688 		}
2689 	}
2690 
2691 	return false;
2692 }
2693 
2694 static void wacom_wac_finger_event(struct hid_device *hdev,
2695 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2696 {
2697 	struct wacom *wacom = hid_get_drvdata(hdev);
2698 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2699 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2700 	struct wacom_features *features = &wacom->wacom_wac.features;
2701 
2702 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2703 		return;
2704 
2705 	if (wacom_wac->is_invalid_bt_frame)
2706 		return;
2707 
2708 	switch (equivalent_usage) {
2709 	case HID_DG_CONFIDENCE:
2710 		wacom_wac->hid_data.confidence = value;
2711 		break;
2712 	case HID_GD_X:
2713 		wacom_wac->hid_data.x = value;
2714 		break;
2715 	case HID_GD_Y:
2716 		wacom_wac->hid_data.y = value;
2717 		break;
2718 	case HID_DG_WIDTH:
2719 		wacom_wac->hid_data.width = value;
2720 		break;
2721 	case HID_DG_HEIGHT:
2722 		wacom_wac->hid_data.height = value;
2723 		break;
2724 	case HID_DG_CONTACTID:
2725 		wacom_wac->hid_data.id = value;
2726 		break;
2727 	case HID_DG_TIPSWITCH:
2728 		wacom_wac->hid_data.tipswitch = value;
2729 		break;
2730 	case WACOM_HID_WT_REPORT_VALID:
2731 		wacom_wac->is_invalid_bt_frame = !value;
2732 		return;
2733 	case HID_DG_CONTACTMAX:
2734 		if (!features->touch_max) {
2735 			features->touch_max = value;
2736 		} else {
2737 			hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2738 				 "%d -> %d\n", __func__, features->touch_max, value);
2739 		}
2740 		return;
2741 	}
2742 
2743 	if (usage->usage_index + 1 == field->report_count) {
2744 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field) {
2745 			bool touch_removed = wacom_wac_slot_is_active(wacom_wac->touch_input,
2746 				wacom_wac->hid_data.id) && !wacom_wac->hid_data.tipswitch;
2747 
2748 			if (wacom_wac->hid_data.confidence || touch_removed) {
2749 				wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2750 			}
2751 		}
2752 	}
2753 }
2754 
2755 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2756 		struct hid_report *report)
2757 {
2758 	struct wacom *wacom = hid_get_drvdata(hdev);
2759 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2760 	struct hid_data* hid_data = &wacom_wac->hid_data;
2761 	int i;
2762 
2763 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2764 		return;
2765 
2766 	wacom_wac->is_invalid_bt_frame = false;
2767 
2768 	hid_data->confidence = true;
2769 
2770 	hid_data->cc_report = 0;
2771 	hid_data->cc_index = -1;
2772 	hid_data->cc_value_index = -1;
2773 
2774 	for (i = 0; i < report->maxfield; i++) {
2775 		struct hid_field *field = report->field[i];
2776 		int j;
2777 
2778 		for (j = 0; j < field->maxusage; j++) {
2779 			struct hid_usage *usage = &field->usage[j];
2780 			unsigned int equivalent_usage =
2781 				wacom_equivalent_usage(usage->hid);
2782 
2783 			switch (equivalent_usage) {
2784 			case HID_GD_X:
2785 			case HID_GD_Y:
2786 			case HID_DG_WIDTH:
2787 			case HID_DG_HEIGHT:
2788 			case HID_DG_CONTACTID:
2789 			case HID_DG_INRANGE:
2790 			case HID_DG_INVERT:
2791 			case HID_DG_TIPSWITCH:
2792 				hid_data->last_slot_field = equivalent_usage;
2793 				break;
2794 			case HID_DG_CONTACTCOUNT:
2795 				hid_data->cc_report = report->id;
2796 				hid_data->cc_index = i;
2797 				hid_data->cc_value_index = j;
2798 				break;
2799 			}
2800 		}
2801 	}
2802 
2803 	if (hid_data->cc_report != 0 &&
2804 	    hid_data->cc_index >= 0) {
2805 		struct hid_field *field = report->field[hid_data->cc_index];
2806 		int value = field->value[hid_data->cc_value_index];
2807 		if (value) {
2808 			hid_data->num_expected = value;
2809 			hid_data->num_received = 0;
2810 		}
2811 	}
2812 	else {
2813 		hid_data->num_expected = wacom_wac->features.touch_max;
2814 		hid_data->num_received = 0;
2815 	}
2816 }
2817 
2818 static void wacom_wac_finger_report(struct hid_device *hdev,
2819 		struct hid_report *report)
2820 {
2821 	struct wacom *wacom = hid_get_drvdata(hdev);
2822 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2823 	struct input_dev *input = wacom_wac->touch_input;
2824 	unsigned touch_max = wacom_wac->features.touch_max;
2825 
2826 	/* if there was nothing to process, don't send an empty sync */
2827 	if (wacom_wac->hid_data.num_expected == 0)
2828 		return;
2829 
2830 	/* If more packets of data are expected, give us a chance to
2831 	 * process them rather than immediately syncing a partial
2832 	 * update.
2833 	 */
2834 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2835 		return;
2836 
2837 	if (touch_max > 1)
2838 		input_mt_sync_frame(input);
2839 
2840 	input_sync(input);
2841 	wacom_wac->hid_data.num_received = 0;
2842 	wacom_wac->hid_data.num_expected = 0;
2843 
2844 	/* keep touch state for pen event */
2845 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2846 }
2847 
2848 void wacom_wac_usage_mapping(struct hid_device *hdev,
2849 		struct hid_field *field, struct hid_usage *usage)
2850 {
2851 	struct wacom *wacom = hid_get_drvdata(hdev);
2852 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2853 	struct wacom_features *features = &wacom_wac->features;
2854 
2855 	if (WACOM_DIRECT_DEVICE(field))
2856 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2857 
2858 	/* usage tests must precede field tests */
2859 	if (WACOM_BATTERY_USAGE(usage))
2860 		wacom_wac_battery_usage_mapping(hdev, field, usage);
2861 	else if (WACOM_PAD_FIELD(field))
2862 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2863 	else if (WACOM_PEN_FIELD(field))
2864 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2865 	else if (WACOM_FINGER_FIELD(field))
2866 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2867 }
2868 
2869 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2870 		struct hid_usage *usage, __s32 value)
2871 {
2872 	struct wacom *wacom = hid_get_drvdata(hdev);
2873 
2874 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2875 		return;
2876 
2877 	if (value > field->logical_maximum || value < field->logical_minimum)
2878 		return;
2879 
2880 	/* usage tests must precede field tests */
2881 	if (WACOM_BATTERY_USAGE(usage))
2882 		wacom_wac_battery_event(hdev, field, usage, value);
2883 	else if (WACOM_PAD_FIELD(field))
2884 		wacom_wac_pad_event(hdev, field, usage, value);
2885 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2886 		wacom_wac_pen_event(hdev, field, usage, value);
2887 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2888 		wacom_wac_finger_event(hdev, field, usage, value);
2889 }
2890 
2891 static void wacom_report_events(struct hid_device *hdev,
2892 				struct hid_report *report, int collection_index,
2893 				int field_index)
2894 {
2895 	int r;
2896 
2897 	for (r = field_index; r < report->maxfield; r++) {
2898 		struct hid_field *field;
2899 		unsigned count, n;
2900 
2901 		field = report->field[r];
2902 		count = field->report_count;
2903 
2904 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2905 			continue;
2906 
2907 		for (n = 0 ; n < count; n++) {
2908 			if (field->usage[n].collection_index == collection_index)
2909 				wacom_wac_event(hdev, field, &field->usage[n],
2910 						field->value[n]);
2911 			else
2912 				return;
2913 		}
2914 	}
2915 }
2916 
2917 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2918 			 int collection_index, struct hid_field *field,
2919 			 int field_index)
2920 {
2921 	struct wacom *wacom = hid_get_drvdata(hdev);
2922 
2923 	wacom_report_events(hdev, report, collection_index, field_index);
2924 
2925 	/*
2926 	 * Non-input reports may be sent prior to the device being
2927 	 * completely initialized. Since only their events need
2928 	 * to be processed, exit after 'wacom_report_events' has
2929 	 * been called to prevent potential crashes in the report-
2930 	 * processing functions.
2931 	 */
2932 	if (report->type != HID_INPUT_REPORT)
2933 		return -1;
2934 
2935 	if (WACOM_PAD_FIELD(field))
2936 		return 0;
2937 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2938 		wacom_wac_pen_report(hdev, report);
2939 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2940 		wacom_wac_finger_report(hdev, report);
2941 
2942 	return 0;
2943 }
2944 
2945 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2946 {
2947 	struct wacom *wacom = hid_get_drvdata(hdev);
2948 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2949 	struct hid_field *field;
2950 	bool pad_in_hid_field = false, pen_in_hid_field = false,
2951 		finger_in_hid_field = false, true_pad = false;
2952 	int r;
2953 	int prev_collection = -1;
2954 
2955 	if (wacom_wac->features.type != HID_GENERIC)
2956 		return;
2957 
2958 	for (r = 0; r < report->maxfield; r++) {
2959 		field = report->field[r];
2960 
2961 		if (WACOM_PAD_FIELD(field))
2962 			pad_in_hid_field = true;
2963 		if (WACOM_PEN_FIELD(field))
2964 			pen_in_hid_field = true;
2965 		if (WACOM_FINGER_FIELD(field))
2966 			finger_in_hid_field = true;
2967 		if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
2968 			true_pad = true;
2969 	}
2970 
2971 	wacom_wac_battery_pre_report(hdev, report);
2972 
2973 	if (pad_in_hid_field && wacom->wacom_wac.pad_input)
2974 		wacom_wac_pad_pre_report(hdev, report);
2975 	if (pen_in_hid_field && wacom->wacom_wac.pen_input)
2976 		wacom_wac_pen_pre_report(hdev, report);
2977 	if (finger_in_hid_field && wacom->wacom_wac.touch_input)
2978 		wacom_wac_finger_pre_report(hdev, report);
2979 
2980 	for (r = 0; r < report->maxfield; r++) {
2981 		field = report->field[r];
2982 
2983 		if (field->usage[0].collection_index != prev_collection) {
2984 			if (wacom_wac_collection(hdev, report,
2985 				field->usage[0].collection_index, field, r) < 0)
2986 				return;
2987 			prev_collection = field->usage[0].collection_index;
2988 		}
2989 	}
2990 
2991 	wacom_wac_battery_report(hdev, report);
2992 
2993 	if (true_pad && wacom->wacom_wac.pad_input)
2994 		wacom_wac_pad_report(hdev, report, field);
2995 }
2996 
2997 static int wacom_bpt_touch(struct wacom_wac *wacom)
2998 {
2999 	struct wacom_features *features = &wacom->features;
3000 	struct input_dev *input = wacom->touch_input;
3001 	struct input_dev *pad_input = wacom->pad_input;
3002 	unsigned char *data = wacom->data;
3003 	int i;
3004 
3005 	if (data[0] != 0x02)
3006 	    return 0;
3007 
3008 	for (i = 0; i < 2; i++) {
3009 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
3010 		bool touch = report_touch_events(wacom)
3011 			   && (data[offset + 3] & 0x80);
3012 
3013 		input_mt_slot(input, i);
3014 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3015 		if (touch) {
3016 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
3017 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
3018 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
3019 				x <<= 5;
3020 				y <<= 5;
3021 			}
3022 			input_report_abs(input, ABS_MT_POSITION_X, x);
3023 			input_report_abs(input, ABS_MT_POSITION_Y, y);
3024 		}
3025 	}
3026 
3027 	input_mt_sync_frame(input);
3028 
3029 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3030 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3031 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3032 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3033 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3034 
3035 	return 1;
3036 }
3037 
3038 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3039 {
3040 	struct wacom_features *features = &wacom->features;
3041 	struct input_dev *input = wacom->touch_input;
3042 	bool touch = data[1] & 0x80;
3043 	int slot = input_mt_get_slot_by_key(input, data[0]);
3044 
3045 	if (slot < 0)
3046 		return;
3047 
3048 	touch = touch && report_touch_events(wacom);
3049 
3050 	input_mt_slot(input, slot);
3051 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3052 
3053 	if (touch) {
3054 		int x = (data[2] << 4) | (data[4] >> 4);
3055 		int y = (data[3] << 4) | (data[4] & 0x0f);
3056 		int width, height;
3057 
3058 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3059 			width  = data[5] * 100;
3060 			height = data[6] * 100;
3061 		} else {
3062 			/*
3063 			 * "a" is a scaled-down area which we assume is
3064 			 * roughly circular and which can be described as:
3065 			 * a=(pi*r^2)/C.
3066 			 */
3067 			int a = data[5];
3068 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3069 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3070 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3071 			height = width * y_res / x_res;
3072 		}
3073 
3074 		input_report_abs(input, ABS_MT_POSITION_X, x);
3075 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3076 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3077 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3078 	}
3079 }
3080 
3081 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3082 {
3083 	struct input_dev *input = wacom->pad_input;
3084 	struct wacom_features *features = &wacom->features;
3085 
3086 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3087 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3088 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3089 	} else {
3090 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3091 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3092 	}
3093 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3094 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3095 }
3096 
3097 static int wacom_bpt3_touch(struct wacom_wac *wacom)
3098 {
3099 	unsigned char *data = wacom->data;
3100 	int count = data[1] & 0x07;
3101 	int  touch_changed = 0, i;
3102 
3103 	if (data[0] != 0x02)
3104 	    return 0;
3105 
3106 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3107 	for (i = 0; i < count; i++) {
3108 		int offset = (8 * i) + 2;
3109 		int msg_id = data[offset];
3110 
3111 		if (msg_id >= 2 && msg_id <= 17) {
3112 			wacom_bpt3_touch_msg(wacom, data + offset);
3113 			touch_changed++;
3114 		} else if (msg_id == 128)
3115 			wacom_bpt3_button_msg(wacom, data + offset);
3116 
3117 	}
3118 
3119 	/* only update touch if we actually have a touchpad and touch data changed */
3120 	if (wacom->touch_input && touch_changed) {
3121 		input_mt_sync_frame(wacom->touch_input);
3122 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3123 	}
3124 
3125 	return 1;
3126 }
3127 
3128 static int wacom_bpt_pen(struct wacom_wac *wacom)
3129 {
3130 	struct wacom_features *features = &wacom->features;
3131 	struct input_dev *input = wacom->pen_input;
3132 	unsigned char *data = wacom->data;
3133 	int x = 0, y = 0, p = 0, d = 0;
3134 	bool pen = false, btn1 = false, btn2 = false;
3135 	bool range, prox, rdy;
3136 
3137 	if (data[0] != WACOM_REPORT_PENABLED)
3138 	    return 0;
3139 
3140 	range = (data[1] & 0x80) == 0x80;
3141 	prox = (data[1] & 0x40) == 0x40;
3142 	rdy = (data[1] & 0x20) == 0x20;
3143 
3144 	wacom->shared->stylus_in_proximity = range;
3145 	if (delay_pen_events(wacom))
3146 		return 0;
3147 
3148 	if (rdy) {
3149 		p = le16_to_cpup((__le16 *)&data[6]);
3150 		pen = data[1] & 0x01;
3151 		btn1 = data[1] & 0x02;
3152 		btn2 = data[1] & 0x04;
3153 	}
3154 	if (prox) {
3155 		x = le16_to_cpup((__le16 *)&data[2]);
3156 		y = le16_to_cpup((__le16 *)&data[4]);
3157 
3158 		if (data[1] & 0x08) {
3159 			wacom->tool[0] = BTN_TOOL_RUBBER;
3160 			wacom->id[0] = ERASER_DEVICE_ID;
3161 		} else {
3162 			wacom->tool[0] = BTN_TOOL_PEN;
3163 			wacom->id[0] = STYLUS_DEVICE_ID;
3164 		}
3165 		wacom->reporting_data = true;
3166 	}
3167 	if (range) {
3168 		/*
3169 		 * Convert distance from out prox to distance from tablet.
3170 		 * distance will be greater than distance_max once
3171 		 * touching and applying pressure; do not report negative
3172 		 * distance.
3173 		 */
3174 		if (data[8] <= features->distance_max)
3175 			d = features->distance_max - data[8];
3176 	} else {
3177 		wacom->id[0] = 0;
3178 	}
3179 
3180 	if (wacom->reporting_data) {
3181 		input_report_key(input, BTN_TOUCH, pen);
3182 		input_report_key(input, BTN_STYLUS, btn1);
3183 		input_report_key(input, BTN_STYLUS2, btn2);
3184 
3185 		if (prox || !range) {
3186 			input_report_abs(input, ABS_X, x);
3187 			input_report_abs(input, ABS_Y, y);
3188 		}
3189 		input_report_abs(input, ABS_PRESSURE, p);
3190 		input_report_abs(input, ABS_DISTANCE, d);
3191 
3192 		input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3193 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3194 	}
3195 
3196 	if (!range) {
3197 		wacom->reporting_data = false;
3198 	}
3199 
3200 	return 1;
3201 }
3202 
3203 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3204 {
3205 	struct wacom_features *features = &wacom->features;
3206 
3207 	if ((features->type == INTUOSHT2) &&
3208 	    (features->device_type & WACOM_DEVICETYPE_PEN))
3209 		return wacom_intuos_irq(wacom);
3210 	else if (len == WACOM_PKGLEN_BBTOUCH)
3211 		return wacom_bpt_touch(wacom);
3212 	else if (len == WACOM_PKGLEN_BBTOUCH3)
3213 		return wacom_bpt3_touch(wacom);
3214 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3215 		return wacom_bpt_pen(wacom);
3216 
3217 	return 0;
3218 }
3219 
3220 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3221 		unsigned char *data)
3222 {
3223 	unsigned char prefix;
3224 
3225 	/*
3226 	 * We need to reroute the event from the debug interface to the
3227 	 * pen interface.
3228 	 * We need to add the report ID to the actual pen report, so we
3229 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
3230 	 * and memcpy the report.
3231 	 */
3232 	prefix = data[0];
3233 	data[0] = WACOM_REPORT_BPAD_PEN;
3234 
3235 	/*
3236 	 * actually reroute the event.
3237 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
3238 	 * will check for us.
3239 	 */
3240 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3241 			 WACOM_PKGLEN_PENABLED, 1);
3242 
3243 	data[0] = prefix;
3244 }
3245 
3246 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3247 		unsigned char *data)
3248 {
3249 	struct input_dev *input = wacom->touch_input;
3250 	unsigned char *finger_data, prefix;
3251 	unsigned id;
3252 	int x, y;
3253 	bool valid;
3254 
3255 	prefix = data[0];
3256 
3257 	for (id = 0; id < wacom->features.touch_max; id++) {
3258 		valid = !!(prefix & BIT(id)) &&
3259 			report_touch_events(wacom);
3260 
3261 		input_mt_slot(input, id);
3262 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3263 
3264 		if (!valid)
3265 			continue;
3266 
3267 		finger_data = data + 1 + id * 3;
3268 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3269 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3270 
3271 		input_report_abs(input, ABS_MT_POSITION_X, x);
3272 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3273 	}
3274 
3275 	input_mt_sync_frame(input);
3276 
3277 	input_report_key(input, BTN_LEFT, prefix & 0x40);
3278 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3279 
3280 	/* keep touch state for pen event */
3281 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3282 
3283 	return 1;
3284 }
3285 
3286 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3287 {
3288 	unsigned char *data = wacom->data;
3289 
3290 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3291 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3292 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3293 		return 0;
3294 
3295 	if (data[1] & 0x01)
3296 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3297 
3298 	if (data[1] & 0x02)
3299 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3300 
3301 	return 0;
3302 }
3303 
3304 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3305 {
3306 	unsigned char *data = wacom->data;
3307 	int connected;
3308 
3309 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3310 		return 0;
3311 
3312 	connected = data[1] & 0x01;
3313 	if (connected) {
3314 		int pid, battery, charging;
3315 
3316 		if ((wacom->shared->type == INTUOSHT ||
3317 		    wacom->shared->type == INTUOSHT2) &&
3318 		    wacom->shared->touch_input &&
3319 		    wacom->shared->touch_max) {
3320 			input_report_switch(wacom->shared->touch_input,
3321 					SW_MUTE_DEVICE, data[5] & 0x40);
3322 			input_sync(wacom->shared->touch_input);
3323 		}
3324 
3325 		pid = get_unaligned_be16(&data[6]);
3326 		battery = (data[5] & 0x3f) * 100 / 31;
3327 		charging = !!(data[5] & 0x80);
3328 		if (wacom->pid != pid) {
3329 			wacom->pid = pid;
3330 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3331 		}
3332 
3333 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3334 				     battery, charging, 1, 0);
3335 
3336 	} else if (wacom->pid != 0) {
3337 		/* disconnected while previously connected */
3338 		wacom->pid = 0;
3339 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3340 		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3341 	}
3342 
3343 	return 0;
3344 }
3345 
3346 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3347 {
3348 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3349 	struct wacom_features *features = &wacom_wac->features;
3350 	unsigned char *data = wacom_wac->data;
3351 
3352 	if (data[0] != WACOM_REPORT_USB)
3353 		return 0;
3354 
3355 	if ((features->type == INTUOSHT ||
3356 	    features->type == INTUOSHT2) &&
3357 	    wacom_wac->shared->touch_input &&
3358 	    features->touch_max) {
3359 		input_report_switch(wacom_wac->shared->touch_input,
3360 				    SW_MUTE_DEVICE, data[8] & 0x40);
3361 		input_sync(wacom_wac->shared->touch_input);
3362 	}
3363 
3364 	if (data[9] & 0x02) { /* wireless module is attached */
3365 		int battery = (data[8] & 0x3f) * 100 / 31;
3366 		bool charging = !!(data[8] & 0x80);
3367 
3368 		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3369 				     battery, charging, battery || charging, 1);
3370 
3371 		if (!wacom->battery.battery &&
3372 		    !(features->quirks & WACOM_QUIRK_BATTERY)) {
3373 			features->quirks |= WACOM_QUIRK_BATTERY;
3374 			wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
3375 		}
3376 	}
3377 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3378 		 wacom->battery.battery) {
3379 		features->quirks &= ~WACOM_QUIRK_BATTERY;
3380 		wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
3381 		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3382 	}
3383 	return 0;
3384 }
3385 
3386 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3387 {
3388 	bool sync;
3389 
3390 	switch (wacom_wac->features.type) {
3391 	case PENPARTNER:
3392 		sync = wacom_penpartner_irq(wacom_wac);
3393 		break;
3394 
3395 	case PL:
3396 		sync = wacom_pl_irq(wacom_wac);
3397 		break;
3398 
3399 	case WACOM_G4:
3400 	case GRAPHIRE:
3401 	case GRAPHIRE_BT:
3402 	case WACOM_MO:
3403 		sync = wacom_graphire_irq(wacom_wac);
3404 		break;
3405 
3406 	case PTU:
3407 		sync = wacom_ptu_irq(wacom_wac);
3408 		break;
3409 
3410 	case DTU:
3411 		sync = wacom_dtu_irq(wacom_wac);
3412 		break;
3413 
3414 	case DTUS:
3415 	case DTUSX:
3416 		sync = wacom_dtus_irq(wacom_wac);
3417 		break;
3418 
3419 	case INTUOS:
3420 	case INTUOS3S:
3421 	case INTUOS3:
3422 	case INTUOS3L:
3423 	case INTUOS4S:
3424 	case INTUOS4:
3425 	case INTUOS4L:
3426 	case CINTIQ:
3427 	case WACOM_BEE:
3428 	case WACOM_13HD:
3429 	case WACOM_21UX2:
3430 	case WACOM_22HD:
3431 	case WACOM_24HD:
3432 	case WACOM_27QHD:
3433 	case DTK:
3434 	case CINTIQ_HYBRID:
3435 	case CINTIQ_COMPANION_2:
3436 		sync = wacom_intuos_irq(wacom_wac);
3437 		break;
3438 
3439 	case INTUOS4WL:
3440 		sync = wacom_intuos_bt_irq(wacom_wac, len);
3441 		break;
3442 
3443 	case WACOM_24HDT:
3444 	case WACOM_27QHDT:
3445 		sync = wacom_24hdt_irq(wacom_wac);
3446 		break;
3447 
3448 	case INTUOS5S:
3449 	case INTUOS5:
3450 	case INTUOS5L:
3451 	case INTUOSPS:
3452 	case INTUOSPM:
3453 	case INTUOSPL:
3454 		if (len == WACOM_PKGLEN_BBTOUCH3)
3455 			sync = wacom_bpt3_touch(wacom_wac);
3456 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3457 			sync = wacom_status_irq(wacom_wac, len);
3458 		else
3459 			sync = wacom_intuos_irq(wacom_wac);
3460 		break;
3461 
3462 	case INTUOSP2_BT:
3463 	case INTUOSP2S_BT:
3464 	case INTUOSHT3_BT:
3465 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3466 		break;
3467 
3468 	case TABLETPC:
3469 	case TABLETPCE:
3470 	case TABLETPC2FG:
3471 	case MTSCREEN:
3472 	case MTTPC:
3473 	case MTTPC_B:
3474 		sync = wacom_tpc_irq(wacom_wac, len);
3475 		break;
3476 
3477 	case BAMBOO_PT:
3478 	case BAMBOO_PEN:
3479 	case BAMBOO_TOUCH:
3480 	case INTUOSHT:
3481 	case INTUOSHT2:
3482 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3483 			sync = wacom_status_irq(wacom_wac, len);
3484 		else
3485 			sync = wacom_bpt_irq(wacom_wac, len);
3486 		break;
3487 
3488 	case BAMBOO_PAD:
3489 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3490 		break;
3491 
3492 	case WIRELESS:
3493 		sync = wacom_wireless_irq(wacom_wac, len);
3494 		break;
3495 
3496 	case REMOTE:
3497 		sync = false;
3498 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3499 			wacom_remote_status_irq(wacom_wac, len);
3500 		else
3501 			sync = wacom_remote_irq(wacom_wac, len);
3502 		break;
3503 
3504 	default:
3505 		sync = false;
3506 		break;
3507 	}
3508 
3509 	if (sync) {
3510 		if (wacom_wac->pen_input)
3511 			input_sync(wacom_wac->pen_input);
3512 		if (wacom_wac->touch_input)
3513 			input_sync(wacom_wac->touch_input);
3514 		if (wacom_wac->pad_input)
3515 			input_sync(wacom_wac->pad_input);
3516 	}
3517 }
3518 
3519 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3520 {
3521 	struct input_dev *input_dev = wacom_wac->pen_input;
3522 
3523 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3524 
3525 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3526 	__set_bit(BTN_STYLUS, input_dev->keybit);
3527 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3528 
3529 	input_set_abs_params(input_dev, ABS_DISTANCE,
3530 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3531 }
3532 
3533 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3534 {
3535 	struct input_dev *input_dev = wacom_wac->pen_input;
3536 	struct wacom_features *features = &wacom_wac->features;
3537 
3538 	wacom_setup_basic_pro_pen(wacom_wac);
3539 
3540 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3541 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3542 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3543 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3544 
3545 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3546 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3547 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3548 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3549 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3550 }
3551 
3552 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3553 {
3554 	struct input_dev *input_dev = wacom_wac->pen_input;
3555 
3556 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3557 
3558 	wacom_setup_cintiq(wacom_wac);
3559 
3560 	__set_bit(BTN_LEFT, input_dev->keybit);
3561 	__set_bit(BTN_RIGHT, input_dev->keybit);
3562 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3563 	__set_bit(BTN_SIDE, input_dev->keybit);
3564 	__set_bit(BTN_EXTRA, input_dev->keybit);
3565 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3566 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3567 
3568 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3569 	input_abs_set_res(input_dev, ABS_RZ, 287);
3570 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3571 }
3572 
3573 void wacom_setup_device_quirks(struct wacom *wacom)
3574 {
3575 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3576 	struct wacom_features *features = &wacom->wacom_wac.features;
3577 
3578 	/* The pen and pad share the same interface on most devices */
3579 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3580 	    features->type == DTUS ||
3581 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3582 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3583 			features->device_type |= WACOM_DEVICETYPE_PAD;
3584 	}
3585 
3586 	/* touch device found but size is not defined. use default */
3587 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3588 		features->x_max = 1023;
3589 		features->y_max = 1023;
3590 	}
3591 
3592 	/*
3593 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3594 	 * touch interface in its HID descriptor. If this is the touch
3595 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3596 	 * tablet values.
3597 	 */
3598 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3599 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3600 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3601 			if (features->touch_max)
3602 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3603 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3604 				features->device_type |= WACOM_DEVICETYPE_PAD;
3605 
3606 			if (features->type == INTUOSHT2) {
3607 				features->x_max = features->x_max / 10;
3608 				features->y_max = features->y_max / 10;
3609 			}
3610 			else {
3611 				features->x_max = 4096;
3612 				features->y_max = 4096;
3613 			}
3614 		}
3615 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3616 			features->device_type |= WACOM_DEVICETYPE_PAD;
3617 		}
3618 	}
3619 
3620 	/*
3621 	 * Hack for the Bamboo One:
3622 	 * the device presents a PAD/Touch interface as most Bamboos and even
3623 	 * sends ghosts PAD data on it. However, later, we must disable this
3624 	 * ghost interface, and we can not detect it unless we set it here
3625 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3626 	 */
3627 	if (features->type == BAMBOO_PEN &&
3628 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3629 		features->device_type |= WACOM_DEVICETYPE_PAD;
3630 
3631 	/*
3632 	 * Raw Wacom-mode pen and touch events both come from interface
3633 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3634 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3635 	 * out through the HID_GENERIC device created for interface 1,
3636 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3637 	 */
3638 	if (features->type == BAMBOO_PAD)
3639 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3640 
3641 	if (features->type == REMOTE)
3642 		features->device_type = WACOM_DEVICETYPE_PAD;
3643 
3644 	if (features->type == INTUOSP2_BT ||
3645 	    features->type == INTUOSP2S_BT) {
3646 		features->device_type |= WACOM_DEVICETYPE_PEN |
3647 					 WACOM_DEVICETYPE_PAD |
3648 					 WACOM_DEVICETYPE_TOUCH;
3649 		features->quirks |= WACOM_QUIRK_BATTERY;
3650 	}
3651 
3652 	if (features->type == INTUOSHT3_BT) {
3653 		features->device_type |= WACOM_DEVICETYPE_PEN |
3654 					 WACOM_DEVICETYPE_PAD;
3655 		features->quirks |= WACOM_QUIRK_BATTERY;
3656 	}
3657 
3658 	switch (features->type) {
3659 	case PL:
3660 	case DTU:
3661 	case DTUS:
3662 	case DTUSX:
3663 	case WACOM_21UX2:
3664 	case WACOM_22HD:
3665 	case DTK:
3666 	case WACOM_24HD:
3667 	case WACOM_27QHD:
3668 	case CINTIQ_HYBRID:
3669 	case CINTIQ_COMPANION_2:
3670 	case CINTIQ:
3671 	case WACOM_BEE:
3672 	case WACOM_13HD:
3673 	case WACOM_24HDT:
3674 	case WACOM_27QHDT:
3675 	case TABLETPC:
3676 	case TABLETPCE:
3677 	case TABLETPC2FG:
3678 	case MTSCREEN:
3679 	case MTTPC:
3680 	case MTTPC_B:
3681 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3682 		break;
3683 	}
3684 
3685 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3686 		features->quirks |= WACOM_QUIRK_BATTERY;
3687 
3688 	/* quirk for bamboo touch with 2 low res touches */
3689 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3690 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3691 		features->x_max <<= 5;
3692 		features->y_max <<= 5;
3693 		features->x_fuzz <<= 5;
3694 		features->y_fuzz <<= 5;
3695 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3696 	}
3697 
3698 	if (features->type == WIRELESS) {
3699 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3700 			features->quirks |= WACOM_QUIRK_BATTERY;
3701 		}
3702 	}
3703 
3704 	if (features->type == REMOTE)
3705 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3706 
3707 	/* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3708 	 * of things it shouldn't. Lets fix up the damage...
3709 	 */
3710 	if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3711 		features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3712 		__clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3713 		__clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3714 		__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3715 		__clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3716 		__clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3717 		__clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3718 		__clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3719 		__clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3720 		__clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3721 		__clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3722 		__clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3723 	}
3724 }
3725 
3726 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3727 				   struct wacom_wac *wacom_wac)
3728 {
3729 	struct wacom_features *features = &wacom_wac->features;
3730 
3731 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3732 		return -ENODEV;
3733 
3734 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3735 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3736 	else
3737 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3738 
3739 	if (features->type == HID_GENERIC)
3740 		/* setup has already been done */
3741 		return 0;
3742 
3743 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3744 	__set_bit(BTN_TOUCH, input_dev->keybit);
3745 	__set_bit(ABS_MISC, input_dev->absbit);
3746 
3747 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3748 			     features->x_max - features->offset_right,
3749 			     features->x_fuzz, 0);
3750 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3751 			     features->y_max - features->offset_bottom,
3752 			     features->y_fuzz, 0);
3753 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3754 		features->pressure_max, features->pressure_fuzz, 0);
3755 
3756 	/* penabled devices have fixed resolution for each model */
3757 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3758 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3759 
3760 	switch (features->type) {
3761 	case GRAPHIRE_BT:
3762 		__clear_bit(ABS_MISC, input_dev->absbit);
3763 		fallthrough;
3764 
3765 	case WACOM_MO:
3766 	case WACOM_G4:
3767 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3768 					      features->distance_max,
3769 					      features->distance_fuzz, 0);
3770 		fallthrough;
3771 
3772 	case GRAPHIRE:
3773 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3774 
3775 		__set_bit(BTN_LEFT, input_dev->keybit);
3776 		__set_bit(BTN_RIGHT, input_dev->keybit);
3777 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3778 
3779 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3780 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3781 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3782 		__set_bit(BTN_STYLUS, input_dev->keybit);
3783 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3784 		break;
3785 
3786 	case WACOM_27QHD:
3787 	case WACOM_24HD:
3788 	case DTK:
3789 	case WACOM_22HD:
3790 	case WACOM_21UX2:
3791 	case WACOM_BEE:
3792 	case CINTIQ:
3793 	case WACOM_13HD:
3794 	case CINTIQ_HYBRID:
3795 	case CINTIQ_COMPANION_2:
3796 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3797 		input_abs_set_res(input_dev, ABS_Z, 287);
3798 		wacom_setup_cintiq(wacom_wac);
3799 		break;
3800 
3801 	case INTUOS3:
3802 	case INTUOS3L:
3803 	case INTUOS3S:
3804 	case INTUOS4:
3805 	case INTUOS4WL:
3806 	case INTUOS4L:
3807 	case INTUOS4S:
3808 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3809 		input_abs_set_res(input_dev, ABS_Z, 287);
3810 		fallthrough;
3811 
3812 	case INTUOS:
3813 		wacom_setup_intuos(wacom_wac);
3814 		break;
3815 
3816 	case INTUOS5:
3817 	case INTUOS5L:
3818 	case INTUOSPM:
3819 	case INTUOSPL:
3820 	case INTUOS5S:
3821 	case INTUOSPS:
3822 	case INTUOSP2_BT:
3823 	case INTUOSP2S_BT:
3824 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3825 				      features->distance_max,
3826 				      features->distance_fuzz, 0);
3827 
3828 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3829 		input_abs_set_res(input_dev, ABS_Z, 287);
3830 
3831 		wacom_setup_intuos(wacom_wac);
3832 		break;
3833 
3834 	case WACOM_24HDT:
3835 	case WACOM_27QHDT:
3836 	case MTSCREEN:
3837 	case MTTPC:
3838 	case MTTPC_B:
3839 	case TABLETPC2FG:
3840 	case TABLETPC:
3841 	case TABLETPCE:
3842 		__clear_bit(ABS_MISC, input_dev->absbit);
3843 		fallthrough;
3844 
3845 	case DTUS:
3846 	case DTUSX:
3847 	case PL:
3848 	case DTU:
3849 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3850 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3851 		__set_bit(BTN_STYLUS, input_dev->keybit);
3852 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3853 		break;
3854 
3855 	case PTU:
3856 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3857 		fallthrough;
3858 
3859 	case PENPARTNER:
3860 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3861 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3862 		__set_bit(BTN_STYLUS, input_dev->keybit);
3863 		break;
3864 
3865 	case INTUOSHT:
3866 	case BAMBOO_PT:
3867 	case BAMBOO_PEN:
3868 	case INTUOSHT2:
3869 	case INTUOSHT3_BT:
3870 		if (features->type == INTUOSHT2 ||
3871 		    features->type == INTUOSHT3_BT) {
3872 			wacom_setup_basic_pro_pen(wacom_wac);
3873 		} else {
3874 			__clear_bit(ABS_MISC, input_dev->absbit);
3875 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3876 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3877 			__set_bit(BTN_STYLUS, input_dev->keybit);
3878 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3879 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3880 				      features->distance_max,
3881 				      features->distance_fuzz, 0);
3882 		}
3883 		break;
3884 	case BAMBOO_PAD:
3885 		__clear_bit(ABS_MISC, input_dev->absbit);
3886 		break;
3887 	}
3888 	return 0;
3889 }
3890 
3891 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3892 					 struct wacom_wac *wacom_wac)
3893 {
3894 	struct wacom_features *features = &wacom_wac->features;
3895 
3896 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3897 		return -ENODEV;
3898 
3899 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3900 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3901 	else
3902 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3903 
3904 	if (features->type == HID_GENERIC)
3905 		/* setup has already been done */
3906 		return 0;
3907 
3908 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3909 	__set_bit(BTN_TOUCH, input_dev->keybit);
3910 
3911 	if (features->touch_max == 1) {
3912 		input_set_abs_params(input_dev, ABS_X, 0,
3913 			features->x_max, features->x_fuzz, 0);
3914 		input_set_abs_params(input_dev, ABS_Y, 0,
3915 			features->y_max, features->y_fuzz, 0);
3916 		input_abs_set_res(input_dev, ABS_X,
3917 				  features->x_resolution);
3918 		input_abs_set_res(input_dev, ABS_Y,
3919 				  features->y_resolution);
3920 	}
3921 	else if (features->touch_max > 1) {
3922 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3923 			features->x_max, features->x_fuzz, 0);
3924 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3925 			features->y_max, features->y_fuzz, 0);
3926 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3927 				  features->x_resolution);
3928 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3929 				  features->y_resolution);
3930 	}
3931 
3932 	switch (features->type) {
3933 	case INTUOSP2_BT:
3934 	case INTUOSP2S_BT:
3935 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3936 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3937 
3938 		if (wacom_wac->shared->touch->product == 0x361) {
3939 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3940 					     0, 12440, 4, 0);
3941 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3942 					     0, 8640, 4, 0);
3943 		}
3944 		else if (wacom_wac->shared->touch->product == 0x360) {
3945 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3946 					     0, 8960, 4, 0);
3947 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3948 					     0, 5920, 4, 0);
3949 		}
3950 		else if (wacom_wac->shared->touch->product == 0x393) {
3951 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3952 					     0, 6400, 4, 0);
3953 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3954 					     0, 4000, 4, 0);
3955 		}
3956 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3957 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
3958 
3959 		fallthrough;
3960 
3961 	case INTUOS5:
3962 	case INTUOS5L:
3963 	case INTUOSPM:
3964 	case INTUOSPL:
3965 	case INTUOS5S:
3966 	case INTUOSPS:
3967 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3968 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3969 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3970 		break;
3971 
3972 	case WACOM_24HDT:
3973 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3974 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3975 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3976 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3977 		fallthrough;
3978 
3979 	case WACOM_27QHDT:
3980 		if (wacom_wac->shared->touch->product == 0x32C ||
3981 		    wacom_wac->shared->touch->product == 0xF6) {
3982 			input_dev->evbit[0] |= BIT_MASK(EV_SW);
3983 			__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3984 			wacom_wac->has_mute_touch_switch = true;
3985 			wacom_wac->is_soft_touch_switch = true;
3986 		}
3987 		fallthrough;
3988 
3989 	case MTSCREEN:
3990 	case MTTPC:
3991 	case MTTPC_B:
3992 	case TABLETPC2FG:
3993 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3994 		fallthrough;
3995 
3996 	case TABLETPC:
3997 	case TABLETPCE:
3998 		break;
3999 
4000 	case INTUOSHT:
4001 	case INTUOSHT2:
4002 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
4003 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4004 		fallthrough;
4005 
4006 	case BAMBOO_PT:
4007 	case BAMBOO_TOUCH:
4008 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
4009 			input_set_abs_params(input_dev,
4010 				     ABS_MT_TOUCH_MAJOR,
4011 				     0, features->x_max, 0, 0);
4012 			input_set_abs_params(input_dev,
4013 				     ABS_MT_TOUCH_MINOR,
4014 				     0, features->y_max, 0, 0);
4015 		}
4016 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4017 		break;
4018 
4019 	case BAMBOO_PAD:
4020 		input_mt_init_slots(input_dev, features->touch_max,
4021 				    INPUT_MT_POINTER);
4022 		__set_bit(BTN_LEFT, input_dev->keybit);
4023 		__set_bit(BTN_RIGHT, input_dev->keybit);
4024 		break;
4025 	}
4026 	return 0;
4027 }
4028 
4029 static int wacom_numbered_button_to_key(int n)
4030 {
4031 	if (n < 10)
4032 		return BTN_0 + n;
4033 	else if (n < 16)
4034 		return BTN_A + (n-10);
4035 	else if (n < 18)
4036 		return BTN_BASE + (n-16);
4037 	else
4038 		return 0;
4039 }
4040 
4041 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4042 				int button_count)
4043 {
4044 	int i;
4045 
4046 	for (i = 0; i < button_count; i++) {
4047 		int key = wacom_numbered_button_to_key(i);
4048 
4049 		if (key)
4050 			__set_bit(key, input_dev->keybit);
4051 	}
4052 }
4053 
4054 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4055 {
4056 	struct wacom_led *led;
4057 	int i;
4058 	bool updated = false;
4059 
4060 	/*
4061 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
4062 	 * So group 0 matches the second half of the buttons and thus the mask
4063 	 * needs to be shifted.
4064 	 */
4065 	if (group == 0)
4066 		mask >>= 8;
4067 
4068 	for (i = 0; i < 3; i++) {
4069 		led = wacom_led_find(wacom, group, i);
4070 		if (!led) {
4071 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4072 				i, group);
4073 			continue;
4074 		}
4075 		if (!updated && mask & BIT(i)) {
4076 			led->held = true;
4077 			led_trigger_event(&led->trigger, LED_FULL);
4078 		} else {
4079 			led->held = false;
4080 		}
4081 	}
4082 }
4083 
4084 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4085 				 int mask, int group)
4086 {
4087 	int group_button;
4088 
4089 	/*
4090 	 * 21UX2 has LED group 1 to the left and LED group 0
4091 	 * to the right. We need to reverse the group to match this
4092 	 * historical behavior.
4093 	 */
4094 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
4095 		group = 1 - group;
4096 
4097 	group_button = group * (button_count/wacom->led.count);
4098 
4099 	if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4100 		group_button = 8;
4101 
4102 	return mask & (1 << group_button);
4103 }
4104 
4105 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4106 			     int group)
4107 {
4108 	struct wacom_led *led, *next_led;
4109 	int cur;
4110 	bool pressed;
4111 
4112 	if (wacom->wacom_wac.features.type == WACOM_24HD)
4113 		return wacom_24hd_update_leds(wacom, mask, group);
4114 
4115 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4116 	cur = wacom->led.groups[group].select;
4117 
4118 	led = wacom_led_find(wacom, group, cur);
4119 	if (!led) {
4120 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4121 			cur, group);
4122 		return;
4123 	}
4124 
4125 	if (!pressed) {
4126 		led->held = false;
4127 		return;
4128 	}
4129 
4130 	if (led->held && pressed)
4131 		return;
4132 
4133 	next_led = wacom_led_next(wacom, led);
4134 	if (!next_led) {
4135 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
4136 			group);
4137 		return;
4138 	}
4139 	if (next_led == led)
4140 		return;
4141 
4142 	next_led->held = true;
4143 	led_trigger_event(&next_led->trigger,
4144 			  wacom_leds_brightness_get(next_led));
4145 }
4146 
4147 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4148 				int button_count, int mask)
4149 {
4150 	struct wacom *wacom = input_get_drvdata(input_dev);
4151 	int i;
4152 
4153 	for (i = 0; i < wacom->led.count; i++)
4154 		wacom_update_led(wacom,  button_count, mask, i);
4155 
4156 	for (i = 0; i < button_count; i++) {
4157 		int key = wacom_numbered_button_to_key(i);
4158 
4159 		if (key)
4160 			input_report_key(input_dev, key, mask & (1 << i));
4161 	}
4162 }
4163 
4164 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4165 				   struct wacom_wac *wacom_wac)
4166 {
4167 	struct wacom_features *features = &wacom_wac->features;
4168 
4169 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4170 		features->device_type |= WACOM_DEVICETYPE_PAD;
4171 
4172 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4173 		return -ENODEV;
4174 
4175 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4176 		return -ENODEV;
4177 
4178 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4179 
4180 	/* kept for making legacy xf86-input-wacom working with the wheels */
4181 	__set_bit(ABS_MISC, input_dev->absbit);
4182 
4183 	/* kept for making legacy xf86-input-wacom accepting the pad */
4184 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4185 	      input_dev->absinfo[ABS_X].maximum)))
4186 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4187 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4188 	      input_dev->absinfo[ABS_Y].maximum)))
4189 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4190 
4191 	/* kept for making udev and libwacom accepting the pad */
4192 	__set_bit(BTN_STYLUS, input_dev->keybit);
4193 
4194 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4195 
4196 	switch (features->type) {
4197 
4198 	case CINTIQ_HYBRID:
4199 	case CINTIQ_COMPANION_2:
4200 	case DTK:
4201 	case DTUS:
4202 	case GRAPHIRE_BT:
4203 		break;
4204 
4205 	case WACOM_MO:
4206 		__set_bit(BTN_BACK, input_dev->keybit);
4207 		__set_bit(BTN_LEFT, input_dev->keybit);
4208 		__set_bit(BTN_FORWARD, input_dev->keybit);
4209 		__set_bit(BTN_RIGHT, input_dev->keybit);
4210 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4211 		break;
4212 
4213 	case WACOM_G4:
4214 		__set_bit(BTN_BACK, input_dev->keybit);
4215 		__set_bit(BTN_FORWARD, input_dev->keybit);
4216 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
4217 		break;
4218 
4219 	case WACOM_24HD:
4220 		__set_bit(KEY_PROG1, input_dev->keybit);
4221 		__set_bit(KEY_PROG2, input_dev->keybit);
4222 		__set_bit(KEY_PROG3, input_dev->keybit);
4223 
4224 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4225 		__set_bit(KEY_INFO, input_dev->keybit);
4226 
4227 		if (!features->oPid)
4228 			__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4229 
4230 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4231 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4232 		break;
4233 
4234 	case WACOM_27QHD:
4235 		__set_bit(KEY_PROG1, input_dev->keybit);
4236 		__set_bit(KEY_PROG2, input_dev->keybit);
4237 		__set_bit(KEY_PROG3, input_dev->keybit);
4238 
4239 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4240 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4241 
4242 		if (!features->oPid)
4243 			__set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4244 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4245 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4246 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4247 		input_abs_set_res(input_dev, ABS_Y, 1024);
4248 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4249 		input_abs_set_res(input_dev, ABS_Z, 1024);
4250 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4251 		break;
4252 
4253 	case WACOM_22HD:
4254 		__set_bit(KEY_PROG1, input_dev->keybit);
4255 		__set_bit(KEY_PROG2, input_dev->keybit);
4256 		__set_bit(KEY_PROG3, input_dev->keybit);
4257 
4258 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4259 		__set_bit(KEY_INFO, input_dev->keybit);
4260 		fallthrough;
4261 
4262 	case WACOM_21UX2:
4263 	case WACOM_BEE:
4264 	case CINTIQ:
4265 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4266 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4267 		break;
4268 
4269 	case WACOM_13HD:
4270 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4271 		break;
4272 
4273 	case INTUOS3:
4274 	case INTUOS3L:
4275 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4276 		fallthrough;
4277 
4278 	case INTUOS3S:
4279 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4280 		break;
4281 
4282 	case INTUOS5:
4283 	case INTUOS5L:
4284 	case INTUOSPM:
4285 	case INTUOSPL:
4286 	case INTUOS5S:
4287 	case INTUOSPS:
4288 	case INTUOSP2_BT:
4289 	case INTUOSP2S_BT:
4290 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4291 		break;
4292 
4293 	case INTUOS4WL:
4294 		/*
4295 		 * For Bluetooth devices, the udev rule does not work correctly
4296 		 * for pads unless we add a stylus capability, which forces
4297 		 * ID_INPUT_TABLET to be set.
4298 		 */
4299 		__set_bit(BTN_STYLUS, input_dev->keybit);
4300 		fallthrough;
4301 
4302 	case INTUOS4:
4303 	case INTUOS4L:
4304 	case INTUOS4S:
4305 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4306 		break;
4307 
4308 	case INTUOSHT:
4309 	case BAMBOO_PT:
4310 	case BAMBOO_TOUCH:
4311 	case INTUOSHT2:
4312 		__clear_bit(ABS_MISC, input_dev->absbit);
4313 
4314 		__set_bit(BTN_LEFT, input_dev->keybit);
4315 		__set_bit(BTN_FORWARD, input_dev->keybit);
4316 		__set_bit(BTN_BACK, input_dev->keybit);
4317 		__set_bit(BTN_RIGHT, input_dev->keybit);
4318 
4319 		break;
4320 
4321 	case REMOTE:
4322 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4323 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4324 		break;
4325 
4326 	case INTUOSHT3_BT:
4327 	case HID_GENERIC:
4328 		break;
4329 
4330 	default:
4331 		/* no pad supported */
4332 		return -ENODEV;
4333 	}
4334 	return 0;
4335 }
4336 
4337 static const struct wacom_features wacom_features_0x00 =
4338 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4339 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4340 static const struct wacom_features wacom_features_0x10 =
4341 	{ "Wacom Graphire", 10206, 7422, 511, 63,
4342 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4343 static const struct wacom_features wacom_features_0x81 =
4344 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4345 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4346 static const struct wacom_features wacom_features_0x11 =
4347 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4348 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4349 static const struct wacom_features wacom_features_0x12 =
4350 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4351 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4352 static const struct wacom_features wacom_features_0x13 =
4353 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4354 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4355 static const struct wacom_features wacom_features_0x14 =
4356 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4357 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4358 static const struct wacom_features wacom_features_0x15 =
4359 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4360 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4361 static const struct wacom_features wacom_features_0x16 =
4362 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4363 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4364 static const struct wacom_features wacom_features_0x17 =
4365 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4366 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4367 static const struct wacom_features wacom_features_0x18 =
4368 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4369 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4370 static const struct wacom_features wacom_features_0x19 =
4371 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4372 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4373 static const struct wacom_features wacom_features_0x60 =
4374 	{ "Wacom Volito", 5104, 3712, 511, 63,
4375 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4376 static const struct wacom_features wacom_features_0x61 =
4377 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4378 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4379 static const struct wacom_features wacom_features_0x62 =
4380 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4381 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4382 static const struct wacom_features wacom_features_0x63 =
4383 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4384 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4385 static const struct wacom_features wacom_features_0x64 =
4386 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4387 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4388 static const struct wacom_features wacom_features_0x65 =
4389 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4390 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4391 static const struct wacom_features wacom_features_0x69 =
4392 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4393 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4394 static const struct wacom_features wacom_features_0x6A =
4395 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4396 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4397 static const struct wacom_features wacom_features_0x6B =
4398 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4399 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4400 static const struct wacom_features wacom_features_0x20 =
4401 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4402 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4403 static const struct wacom_features wacom_features_0x21 =
4404 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4405 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4406 static const struct wacom_features wacom_features_0x22 =
4407 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4408 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4409 static const struct wacom_features wacom_features_0x23 =
4410 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4411 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4412 static const struct wacom_features wacom_features_0x24 =
4413 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4414 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4415 static const struct wacom_features wacom_features_0x30 =
4416 	{ "Wacom PL400", 5408, 4056, 255, 0,
4417 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4418 static const struct wacom_features wacom_features_0x31 =
4419 	{ "Wacom PL500", 6144, 4608, 255, 0,
4420 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4421 static const struct wacom_features wacom_features_0x32 =
4422 	{ "Wacom PL600", 6126, 4604, 255, 0,
4423 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4424 static const struct wacom_features wacom_features_0x33 =
4425 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4426 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4427 static const struct wacom_features wacom_features_0x34 =
4428 	{ "Wacom PL550", 6144, 4608, 511, 0,
4429 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4430 static const struct wacom_features wacom_features_0x35 =
4431 	{ "Wacom PL800", 7220, 5780, 511, 0,
4432 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4433 static const struct wacom_features wacom_features_0x37 =
4434 	{ "Wacom PL700", 6758, 5406, 511, 0,
4435 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4436 static const struct wacom_features wacom_features_0x38 =
4437 	{ "Wacom PL510", 6282, 4762, 511, 0,
4438 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4439 static const struct wacom_features wacom_features_0x39 =
4440 	{ "Wacom DTU710", 34080, 27660, 511, 0,
4441 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4442 static const struct wacom_features wacom_features_0xC4 =
4443 	{ "Wacom DTF521", 6282, 4762, 511, 0,
4444 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4445 static const struct wacom_features wacom_features_0xC0 =
4446 	{ "Wacom DTF720", 6858, 5506, 511, 0,
4447 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4448 static const struct wacom_features wacom_features_0xC2 =
4449 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4450 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4451 static const struct wacom_features wacom_features_0x03 =
4452 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4453 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4454 static const struct wacom_features wacom_features_0x41 =
4455 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4456 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4457 static const struct wacom_features wacom_features_0x42 =
4458 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4459 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4460 static const struct wacom_features wacom_features_0x43 =
4461 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4462 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4463 static const struct wacom_features wacom_features_0x44 =
4464 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4465 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4466 static const struct wacom_features wacom_features_0x45 =
4467 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4468 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4469 static const struct wacom_features wacom_features_0xB0 =
4470 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4471 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4472 static const struct wacom_features wacom_features_0xB1 =
4473 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4474 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4475 static const struct wacom_features wacom_features_0xB2 =
4476 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4477 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4478 static const struct wacom_features wacom_features_0xB3 =
4479 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4480 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4481 static const struct wacom_features wacom_features_0xB4 =
4482 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4483 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4484 static const struct wacom_features wacom_features_0xB5 =
4485 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4486 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4487 static const struct wacom_features wacom_features_0xB7 =
4488 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4489 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4490 static const struct wacom_features wacom_features_0xB8 =
4491 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4492 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4493 static const struct wacom_features wacom_features_0xB9 =
4494 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4495 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4496 static const struct wacom_features wacom_features_0xBA =
4497 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4498 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4499 static const struct wacom_features wacom_features_0xBB =
4500 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4501 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4502 static const struct wacom_features wacom_features_0xBC =
4503 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4504 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4505 static const struct wacom_features wacom_features_0xBD =
4506 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4507 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4508 static const struct wacom_features wacom_features_0x26 =
4509 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4510 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4511 static const struct wacom_features wacom_features_0x27 =
4512 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4513 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4514 static const struct wacom_features wacom_features_0x28 =
4515 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4516 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4517 static const struct wacom_features wacom_features_0x29 =
4518 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4519 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4520 static const struct wacom_features wacom_features_0x2A =
4521 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4522 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4523 static const struct wacom_features wacom_features_0x314 =
4524 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4525 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4526 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4527 static const struct wacom_features wacom_features_0x315 =
4528 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4529 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4530 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4531 static const struct wacom_features wacom_features_0x317 =
4532 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4533 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4534 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4535 static const struct wacom_features wacom_features_0xF4 =
4536 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4537 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4538 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4539 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4540 static const struct wacom_features wacom_features_0xF8 =
4541 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4542 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4543 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4544 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4545 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4546 static const struct wacom_features wacom_features_0xF6 =
4547 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4548 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4549 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4550 static const struct wacom_features wacom_features_0x32A =
4551 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4552 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4553 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4554 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4555 static const struct wacom_features wacom_features_0x32B =
4556 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4557 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4558 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4559 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4560 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4561 static const struct wacom_features wacom_features_0x32C =
4562 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4563 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4564 static const struct wacom_features wacom_features_0x3F =
4565 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4566 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4567 static const struct wacom_features wacom_features_0xC5 =
4568 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4569 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4570 static const struct wacom_features wacom_features_0xC6 =
4571 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4572 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4573 static const struct wacom_features wacom_features_0x304 =
4574 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4575 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4576 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4577 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4578 static const struct wacom_features wacom_features_0x333 =
4579 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4580 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4581 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4582 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4583 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4584 static const struct wacom_features wacom_features_0x335 =
4585 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4586 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4587 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4588 static const struct wacom_features wacom_features_0xC7 =
4589 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4590 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4591 static const struct wacom_features wacom_features_0xCE =
4592 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4593 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4594 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4595 static const struct wacom_features wacom_features_0xF0 =
4596 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4597 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4598 static const struct wacom_features wacom_features_0xFB =
4599 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4600 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4601 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4602 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4603 static const struct wacom_features wacom_features_0x32F =
4604 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4605 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4606 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4607 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4608 static const struct wacom_features wacom_features_0x336 =
4609 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4610 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4611 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4612 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4613 static const struct wacom_features wacom_features_0x57 =
4614 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4615 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4616 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4617 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4618 static const struct wacom_features wacom_features_0x59 = /* Pen */
4619 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4620 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4621 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4622 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4623 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4624 static const struct wacom_features wacom_features_0x5D = /* Touch */
4625 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4626 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4627 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4628 static const struct wacom_features wacom_features_0xCC =
4629 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4630 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4631 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4632 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4633 static const struct wacom_features wacom_features_0xFA =
4634 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4635 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4636 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4637 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4638 static const struct wacom_features wacom_features_0x5B =
4639 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4640 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4641 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4642 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4643 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4644 static const struct wacom_features wacom_features_0x5E =
4645 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4646 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4647 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4648 static const struct wacom_features wacom_features_0x90 =
4649 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4650 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4651 static const struct wacom_features wacom_features_0x93 =
4652 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4653 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4654 static const struct wacom_features wacom_features_0x97 =
4655 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4656 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4657 static const struct wacom_features wacom_features_0x9A =
4658 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4659 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4660 static const struct wacom_features wacom_features_0x9F =
4661 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4662 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4663 static const struct wacom_features wacom_features_0xE2 =
4664 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4665 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4666 static const struct wacom_features wacom_features_0xE3 =
4667 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4668 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4669 static const struct wacom_features wacom_features_0xE5 =
4670 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4671 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4672 static const struct wacom_features wacom_features_0xE6 =
4673 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4674 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4675 static const struct wacom_features wacom_features_0xEC =
4676 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4677 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4678 static const struct wacom_features wacom_features_0xED =
4679 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4680 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4681 static const struct wacom_features wacom_features_0xEF =
4682 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4683 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4684 static const struct wacom_features wacom_features_0x100 =
4685 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4686 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4687 static const struct wacom_features wacom_features_0x101 =
4688 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4689 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4690 static const struct wacom_features wacom_features_0x10D =
4691 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4692 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4693 static const struct wacom_features wacom_features_0x10E =
4694 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4695 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4696 static const struct wacom_features wacom_features_0x10F =
4697 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4698 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4699 static const struct wacom_features wacom_features_0x116 =
4700 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4701 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4702 static const struct wacom_features wacom_features_0x12C =
4703 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4704 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4705 static const struct wacom_features wacom_features_0x4001 =
4706 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4707 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4708 static const struct wacom_features wacom_features_0x4004 =
4709 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4710 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4711 static const struct wacom_features wacom_features_0x5000 =
4712 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4713 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4714 static const struct wacom_features wacom_features_0x5002 =
4715 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4716 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4717 static const struct wacom_features wacom_features_0x47 =
4718 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4719 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4720 static const struct wacom_features wacom_features_0x84 =
4721 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4722 static const struct wacom_features wacom_features_0xD0 =
4723 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4724 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4725 static const struct wacom_features wacom_features_0xD1 =
4726 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4727 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4728 static const struct wacom_features wacom_features_0xD2 =
4729 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4730 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4731 static const struct wacom_features wacom_features_0xD3 =
4732 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4733 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4734 static const struct wacom_features wacom_features_0xD4 =
4735 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4736 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4737 static const struct wacom_features wacom_features_0xD5 =
4738 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4739 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4740 static const struct wacom_features wacom_features_0xD6 =
4741 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4742 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4743 static const struct wacom_features wacom_features_0xD7 =
4744 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4745 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4746 static const struct wacom_features wacom_features_0xD8 =
4747 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4748 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4749 static const struct wacom_features wacom_features_0xDA =
4750 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4751 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4752 static const struct wacom_features wacom_features_0xDB =
4753 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4754 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4755 static const struct wacom_features wacom_features_0xDD =
4756         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4757           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4758 static const struct wacom_features wacom_features_0xDE =
4759         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4760 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4761 static const struct wacom_features wacom_features_0xDF =
4762         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4763 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4764 static const struct wacom_features wacom_features_0x300 =
4765 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4766 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4767 static const struct wacom_features wacom_features_0x301 =
4768 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4769 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4770 static const struct wacom_features wacom_features_0x302 =
4771 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4772 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4773 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4774 static const struct wacom_features wacom_features_0x303 =
4775 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4776 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4777 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4778 static const struct wacom_features wacom_features_0x30E =
4779 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4780 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4781 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4782 static const struct wacom_features wacom_features_0x6004 =
4783 	{ "ISD-V4", 12800, 8000, 255, 0,
4784 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4785 static const struct wacom_features wacom_features_0x307 =
4786 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4787 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4788 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4789 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4790 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4791 static const struct wacom_features wacom_features_0x309 =
4792 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4793 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4794 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4795 static const struct wacom_features wacom_features_0x30A =
4796 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4797 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4798 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4799 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4800 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4801 static const struct wacom_features wacom_features_0x30C =
4802 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4803 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4804 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4805 static const struct wacom_features wacom_features_0x318 =
4806 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4807 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4808 static const struct wacom_features wacom_features_0x319 =
4809 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4810 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4811 static const struct wacom_features wacom_features_0x325 =
4812 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4813 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4814 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4815 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4816 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4817 static const struct wacom_features wacom_features_0x326 = /* Touch */
4818 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4819 	  .oPid = 0x325 };
4820 static const struct wacom_features wacom_features_0x323 =
4821 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4822 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4823 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4824 static const struct wacom_features wacom_features_0x331 =
4825 	{ "Wacom Express Key Remote", .type = REMOTE,
4826 	  .numbered_buttons = 18, .check_for_hid_type = true,
4827 	  .hid_type = HID_TYPE_USBNONE };
4828 static const struct wacom_features wacom_features_0x33B =
4829 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4830 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4831 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4832 static const struct wacom_features wacom_features_0x33C =
4833 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4834 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4835 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4836 static const struct wacom_features wacom_features_0x33D =
4837 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4838 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4839 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4840 static const struct wacom_features wacom_features_0x33E =
4841 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4842 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4843 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4844 static const struct wacom_features wacom_features_0x343 =
4845 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4846 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4847 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4848 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4849 static const struct wacom_features wacom_features_0x360 =
4850 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4851 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4852 static const struct wacom_features wacom_features_0x361 =
4853 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4854 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4855 static const struct wacom_features wacom_features_0x377 =
4856 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4857 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4858 static const struct wacom_features wacom_features_0x379 =
4859 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4860 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4861 static const struct wacom_features wacom_features_0x37A =
4862 	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4863 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4864 static const struct wacom_features wacom_features_0x37B =
4865 	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4866 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4867 static const struct wacom_features wacom_features_0x393 =
4868 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4869 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4870 	  .touch_max = 10 };
4871 static const struct wacom_features wacom_features_0x3c6 =
4872 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4873 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4874 static const struct wacom_features wacom_features_0x3c8 =
4875 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4876 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4877 static const struct wacom_features wacom_features_0x3dd =
4878 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4879 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4880 	  .touch_max = 10 };
4881 
4882 static const struct wacom_features wacom_features_HID_ANY_ID =
4883 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4884 
4885 static const struct wacom_features wacom_features_0x94 =
4886 	{ "Wacom Bootloader", .type = BOOTLOADER };
4887 
4888 #define USB_DEVICE_WACOM(prod)						\
4889 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4890 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4891 
4892 #define BT_DEVICE_WACOM(prod)						\
4893 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4894 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4895 
4896 #define I2C_DEVICE_WACOM(prod)						\
4897 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4898 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4899 
4900 #define USB_DEVICE_LENOVO(prod)					\
4901 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4902 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4903 
4904 const struct hid_device_id wacom_ids[] = {
4905 	{ USB_DEVICE_WACOM(0x00) },
4906 	{ USB_DEVICE_WACOM(0x03) },
4907 	{ USB_DEVICE_WACOM(0x10) },
4908 	{ USB_DEVICE_WACOM(0x11) },
4909 	{ USB_DEVICE_WACOM(0x12) },
4910 	{ USB_DEVICE_WACOM(0x13) },
4911 	{ USB_DEVICE_WACOM(0x14) },
4912 	{ USB_DEVICE_WACOM(0x15) },
4913 	{ USB_DEVICE_WACOM(0x16) },
4914 	{ USB_DEVICE_WACOM(0x17) },
4915 	{ USB_DEVICE_WACOM(0x18) },
4916 	{ USB_DEVICE_WACOM(0x19) },
4917 	{ USB_DEVICE_WACOM(0x20) },
4918 	{ USB_DEVICE_WACOM(0x21) },
4919 	{ USB_DEVICE_WACOM(0x22) },
4920 	{ USB_DEVICE_WACOM(0x23) },
4921 	{ USB_DEVICE_WACOM(0x24) },
4922 	{ USB_DEVICE_WACOM(0x26) },
4923 	{ USB_DEVICE_WACOM(0x27) },
4924 	{ USB_DEVICE_WACOM(0x28) },
4925 	{ USB_DEVICE_WACOM(0x29) },
4926 	{ USB_DEVICE_WACOM(0x2A) },
4927 	{ USB_DEVICE_WACOM(0x30) },
4928 	{ USB_DEVICE_WACOM(0x31) },
4929 	{ USB_DEVICE_WACOM(0x32) },
4930 	{ USB_DEVICE_WACOM(0x33) },
4931 	{ USB_DEVICE_WACOM(0x34) },
4932 	{ USB_DEVICE_WACOM(0x35) },
4933 	{ USB_DEVICE_WACOM(0x37) },
4934 	{ USB_DEVICE_WACOM(0x38) },
4935 	{ USB_DEVICE_WACOM(0x39) },
4936 	{ USB_DEVICE_WACOM(0x3F) },
4937 	{ USB_DEVICE_WACOM(0x41) },
4938 	{ USB_DEVICE_WACOM(0x42) },
4939 	{ USB_DEVICE_WACOM(0x43) },
4940 	{ USB_DEVICE_WACOM(0x44) },
4941 	{ USB_DEVICE_WACOM(0x45) },
4942 	{ USB_DEVICE_WACOM(0x47) },
4943 	{ USB_DEVICE_WACOM(0x57) },
4944 	{ USB_DEVICE_WACOM(0x59) },
4945 	{ USB_DEVICE_WACOM(0x5B) },
4946 	{ USB_DEVICE_WACOM(0x5D) },
4947 	{ USB_DEVICE_WACOM(0x5E) },
4948 	{ USB_DEVICE_WACOM(0x60) },
4949 	{ USB_DEVICE_WACOM(0x61) },
4950 	{ USB_DEVICE_WACOM(0x62) },
4951 	{ USB_DEVICE_WACOM(0x63) },
4952 	{ USB_DEVICE_WACOM(0x64) },
4953 	{ USB_DEVICE_WACOM(0x65) },
4954 	{ USB_DEVICE_WACOM(0x69) },
4955 	{ USB_DEVICE_WACOM(0x6A) },
4956 	{ USB_DEVICE_WACOM(0x6B) },
4957 	{ BT_DEVICE_WACOM(0x81) },
4958 	{ USB_DEVICE_WACOM(0x84) },
4959 	{ USB_DEVICE_WACOM(0x90) },
4960 	{ USB_DEVICE_WACOM(0x93) },
4961 	{ USB_DEVICE_WACOM(0x94) },
4962 	{ USB_DEVICE_WACOM(0x97) },
4963 	{ USB_DEVICE_WACOM(0x9A) },
4964 	{ USB_DEVICE_WACOM(0x9F) },
4965 	{ USB_DEVICE_WACOM(0xB0) },
4966 	{ USB_DEVICE_WACOM(0xB1) },
4967 	{ USB_DEVICE_WACOM(0xB2) },
4968 	{ USB_DEVICE_WACOM(0xB3) },
4969 	{ USB_DEVICE_WACOM(0xB4) },
4970 	{ USB_DEVICE_WACOM(0xB5) },
4971 	{ USB_DEVICE_WACOM(0xB7) },
4972 	{ USB_DEVICE_WACOM(0xB8) },
4973 	{ USB_DEVICE_WACOM(0xB9) },
4974 	{ USB_DEVICE_WACOM(0xBA) },
4975 	{ USB_DEVICE_WACOM(0xBB) },
4976 	{ USB_DEVICE_WACOM(0xBC) },
4977 	{ BT_DEVICE_WACOM(0xBD) },
4978 	{ USB_DEVICE_WACOM(0xC0) },
4979 	{ USB_DEVICE_WACOM(0xC2) },
4980 	{ USB_DEVICE_WACOM(0xC4) },
4981 	{ USB_DEVICE_WACOM(0xC5) },
4982 	{ USB_DEVICE_WACOM(0xC6) },
4983 	{ USB_DEVICE_WACOM(0xC7) },
4984 	{ USB_DEVICE_WACOM(0xCC) },
4985 	{ USB_DEVICE_WACOM(0xCE) },
4986 	{ USB_DEVICE_WACOM(0xD0) },
4987 	{ USB_DEVICE_WACOM(0xD1) },
4988 	{ USB_DEVICE_WACOM(0xD2) },
4989 	{ USB_DEVICE_WACOM(0xD3) },
4990 	{ USB_DEVICE_WACOM(0xD4) },
4991 	{ USB_DEVICE_WACOM(0xD5) },
4992 	{ USB_DEVICE_WACOM(0xD6) },
4993 	{ USB_DEVICE_WACOM(0xD7) },
4994 	{ USB_DEVICE_WACOM(0xD8) },
4995 	{ USB_DEVICE_WACOM(0xDA) },
4996 	{ USB_DEVICE_WACOM(0xDB) },
4997 	{ USB_DEVICE_WACOM(0xDD) },
4998 	{ USB_DEVICE_WACOM(0xDE) },
4999 	{ USB_DEVICE_WACOM(0xDF) },
5000 	{ USB_DEVICE_WACOM(0xE2) },
5001 	{ USB_DEVICE_WACOM(0xE3) },
5002 	{ USB_DEVICE_WACOM(0xE5) },
5003 	{ USB_DEVICE_WACOM(0xE6) },
5004 	{ USB_DEVICE_WACOM(0xEC) },
5005 	{ USB_DEVICE_WACOM(0xED) },
5006 	{ USB_DEVICE_WACOM(0xEF) },
5007 	{ USB_DEVICE_WACOM(0xF0) },
5008 	{ USB_DEVICE_WACOM(0xF4) },
5009 	{ USB_DEVICE_WACOM(0xF6) },
5010 	{ USB_DEVICE_WACOM(0xF8) },
5011 	{ USB_DEVICE_WACOM(0xFA) },
5012 	{ USB_DEVICE_WACOM(0xFB) },
5013 	{ USB_DEVICE_WACOM(0x100) },
5014 	{ USB_DEVICE_WACOM(0x101) },
5015 	{ USB_DEVICE_WACOM(0x10D) },
5016 	{ USB_DEVICE_WACOM(0x10E) },
5017 	{ USB_DEVICE_WACOM(0x10F) },
5018 	{ USB_DEVICE_WACOM(0x116) },
5019 	{ USB_DEVICE_WACOM(0x12C) },
5020 	{ USB_DEVICE_WACOM(0x300) },
5021 	{ USB_DEVICE_WACOM(0x301) },
5022 	{ USB_DEVICE_WACOM(0x302) },
5023 	{ USB_DEVICE_WACOM(0x303) },
5024 	{ USB_DEVICE_WACOM(0x304) },
5025 	{ USB_DEVICE_WACOM(0x307) },
5026 	{ USB_DEVICE_WACOM(0x309) },
5027 	{ USB_DEVICE_WACOM(0x30A) },
5028 	{ USB_DEVICE_WACOM(0x30C) },
5029 	{ USB_DEVICE_WACOM(0x30E) },
5030 	{ USB_DEVICE_WACOM(0x314) },
5031 	{ USB_DEVICE_WACOM(0x315) },
5032 	{ USB_DEVICE_WACOM(0x317) },
5033 	{ USB_DEVICE_WACOM(0x318) },
5034 	{ USB_DEVICE_WACOM(0x319) },
5035 	{ USB_DEVICE_WACOM(0x323) },
5036 	{ USB_DEVICE_WACOM(0x325) },
5037 	{ USB_DEVICE_WACOM(0x326) },
5038 	{ USB_DEVICE_WACOM(0x32A) },
5039 	{ USB_DEVICE_WACOM(0x32B) },
5040 	{ USB_DEVICE_WACOM(0x32C) },
5041 	{ USB_DEVICE_WACOM(0x32F) },
5042 	{ USB_DEVICE_WACOM(0x331) },
5043 	{ USB_DEVICE_WACOM(0x333) },
5044 	{ USB_DEVICE_WACOM(0x335) },
5045 	{ USB_DEVICE_WACOM(0x336) },
5046 	{ USB_DEVICE_WACOM(0x33B) },
5047 	{ USB_DEVICE_WACOM(0x33C) },
5048 	{ USB_DEVICE_WACOM(0x33D) },
5049 	{ USB_DEVICE_WACOM(0x33E) },
5050 	{ USB_DEVICE_WACOM(0x343) },
5051 	{ BT_DEVICE_WACOM(0x360) },
5052 	{ BT_DEVICE_WACOM(0x361) },
5053 	{ BT_DEVICE_WACOM(0x377) },
5054 	{ BT_DEVICE_WACOM(0x379) },
5055 	{ USB_DEVICE_WACOM(0x37A) },
5056 	{ USB_DEVICE_WACOM(0x37B) },
5057 	{ BT_DEVICE_WACOM(0x393) },
5058 	{ BT_DEVICE_WACOM(0x3c6) },
5059 	{ BT_DEVICE_WACOM(0x3c8) },
5060 	{ BT_DEVICE_WACOM(0x3dd) },
5061 	{ USB_DEVICE_WACOM(0x4001) },
5062 	{ USB_DEVICE_WACOM(0x4004) },
5063 	{ USB_DEVICE_WACOM(0x5000) },
5064 	{ USB_DEVICE_WACOM(0x5002) },
5065 	{ USB_DEVICE_LENOVO(0x6004) },
5066 
5067 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
5068 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
5069 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
5070 	{ }
5071 };
5072 MODULE_DEVICE_TABLE(hid, wacom_ids);
5073