xref: /linux/drivers/hid/wacom_wac.c (revision 2f804aca48322f02a8f44cca540663845ee80fb1)
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 	bool bat_initialized = wacom->battery.battery;
117 	bool has_quirk = wacom_wac->features.quirks & WACOM_QUIRK_BATTERY;
118 
119 	if (bat_initialized != has_quirk)
120 		wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
121 
122 	__wacom_notify_battery(&wacom->battery, bat_status, bat_capacity,
123 			       bat_charging, bat_connected, ps_connected);
124 }
125 
126 static int wacom_penpartner_irq(struct wacom_wac *wacom)
127 {
128 	unsigned char *data = wacom->data;
129 	struct input_dev *input = wacom->pen_input;
130 
131 	switch (data[0]) {
132 	case 1:
133 		if (data[5] & 0x80) {
134 			wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
135 			wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
136 			input_report_key(input, wacom->tool[0], 1);
137 			input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
138 			input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
139 			input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
140 			input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
141 			input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
142 			input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
143 		} else {
144 			input_report_key(input, wacom->tool[0], 0);
145 			input_report_abs(input, ABS_MISC, 0); /* report tool id */
146 			input_report_abs(input, ABS_PRESSURE, -1);
147 			input_report_key(input, BTN_TOUCH, 0);
148 		}
149 		break;
150 
151 	case 2:
152 		input_report_key(input, BTN_TOOL_PEN, 1);
153 		input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
154 		input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
155 		input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
156 		input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
157 		input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
158 		input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
159 		break;
160 
161 	default:
162 		dev_dbg(input->dev.parent,
163 			"%s: received unknown report #%d\n", __func__, data[0]);
164 		return 0;
165         }
166 
167 	return 1;
168 }
169 
170 static int wacom_pl_irq(struct wacom_wac *wacom)
171 {
172 	struct wacom_features *features = &wacom->features;
173 	unsigned char *data = wacom->data;
174 	struct input_dev *input = wacom->pen_input;
175 	int prox, pressure;
176 
177 	if (data[0] != WACOM_REPORT_PENABLED) {
178 		dev_dbg(input->dev.parent,
179 			"%s: received unknown report #%d\n", __func__, data[0]);
180 		return 0;
181 	}
182 
183 	prox = data[1] & 0x40;
184 
185 	if (!wacom->id[0]) {
186 		if ((data[0] & 0x10) || (data[4] & 0x20)) {
187 			wacom->tool[0] = BTN_TOOL_RUBBER;
188 			wacom->id[0] = ERASER_DEVICE_ID;
189 		}
190 		else {
191 			wacom->tool[0] = BTN_TOOL_PEN;
192 			wacom->id[0] = STYLUS_DEVICE_ID;
193 		}
194 	}
195 
196 	/* If the eraser is in prox, STYLUS2 is always set. If we
197 	 * mis-detected the type and notice that STYLUS2 isn't set
198 	 * then force the eraser out of prox and let the pen in.
199 	 */
200 	if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
201 		input_report_key(input, BTN_TOOL_RUBBER, 0);
202 		input_report_abs(input, ABS_MISC, 0);
203 		input_sync(input);
204 		wacom->tool[0] = BTN_TOOL_PEN;
205 		wacom->id[0] = STYLUS_DEVICE_ID;
206 	}
207 
208 	if (prox) {
209 		pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
210 		if (features->pressure_max > 255)
211 			pressure = (pressure << 1) | ((data[4] >> 6) & 1);
212 		pressure += (features->pressure_max + 1) / 2;
213 
214 		input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
215 		input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
216 		input_report_abs(input, ABS_PRESSURE, pressure);
217 
218 		input_report_key(input, BTN_TOUCH, data[4] & 0x08);
219 		input_report_key(input, BTN_STYLUS, data[4] & 0x10);
220 		/* Only allow the stylus2 button to be reported for the pen tool. */
221 		input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
222 	}
223 
224 	if (!prox)
225 		wacom->id[0] = 0;
226 	input_report_key(input, wacom->tool[0], prox);
227 	input_report_abs(input, ABS_MISC, wacom->id[0]);
228 	return 1;
229 }
230 
231 static int wacom_ptu_irq(struct wacom_wac *wacom)
232 {
233 	unsigned char *data = wacom->data;
234 	struct input_dev *input = wacom->pen_input;
235 
236 	if (data[0] != WACOM_REPORT_PENABLED) {
237 		dev_dbg(input->dev.parent,
238 			"%s: received unknown report #%d\n", __func__, data[0]);
239 		return 0;
240 	}
241 
242 	if (data[1] & 0x04) {
243 		input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
244 		input_report_key(input, BTN_TOUCH, data[1] & 0x08);
245 		wacom->id[0] = ERASER_DEVICE_ID;
246 	} else {
247 		input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
248 		input_report_key(input, BTN_TOUCH, data[1] & 0x01);
249 		wacom->id[0] = STYLUS_DEVICE_ID;
250 	}
251 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
252 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
253 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
254 	input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
255 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
256 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
257 	return 1;
258 }
259 
260 static int wacom_dtu_irq(struct wacom_wac *wacom)
261 {
262 	unsigned char *data = wacom->data;
263 	struct input_dev *input = wacom->pen_input;
264 	int prox = data[1] & 0x20;
265 
266 	dev_dbg(input->dev.parent,
267 		"%s: received report #%d", __func__, data[0]);
268 
269 	if (prox) {
270 		/* Going into proximity select tool */
271 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
272 		if (wacom->tool[0] == BTN_TOOL_PEN)
273 			wacom->id[0] = STYLUS_DEVICE_ID;
274 		else
275 			wacom->id[0] = ERASER_DEVICE_ID;
276 	}
277 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
278 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
279 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
280 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
281 	input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
282 	input_report_key(input, BTN_TOUCH, data[1] & 0x05);
283 	if (!prox) /* out-prox */
284 		wacom->id[0] = 0;
285 	input_report_key(input, wacom->tool[0], prox);
286 	input_report_abs(input, ABS_MISC, wacom->id[0]);
287 	return 1;
288 }
289 
290 static int wacom_dtus_irq(struct wacom_wac *wacom)
291 {
292 	unsigned char *data = wacom->data;
293 	struct input_dev *input = wacom->pen_input;
294 	unsigned short prox, pressure = 0;
295 
296 	if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
297 		dev_dbg(input->dev.parent,
298 			"%s: received unknown report #%d", __func__, data[0]);
299 		return 0;
300 	} else if (data[0] == WACOM_REPORT_DTUSPAD) {
301 		input = wacom->pad_input;
302 		input_report_key(input, BTN_0, (data[1] & 0x01));
303 		input_report_key(input, BTN_1, (data[1] & 0x02));
304 		input_report_key(input, BTN_2, (data[1] & 0x04));
305 		input_report_key(input, BTN_3, (data[1] & 0x08));
306 		input_report_abs(input, ABS_MISC,
307 				 data[1] & 0x0f ? PAD_DEVICE_ID : 0);
308 		return 1;
309 	} else {
310 		prox = data[1] & 0x80;
311 		if (prox) {
312 			switch ((data[1] >> 3) & 3) {
313 			case 1: /* Rubber */
314 				wacom->tool[0] = BTN_TOOL_RUBBER;
315 				wacom->id[0] = ERASER_DEVICE_ID;
316 				break;
317 
318 			case 2: /* Pen */
319 				wacom->tool[0] = BTN_TOOL_PEN;
320 				wacom->id[0] = STYLUS_DEVICE_ID;
321 				break;
322 			}
323 		}
324 
325 		input_report_key(input, BTN_STYLUS, data[1] & 0x20);
326 		input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
327 		input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
328 		input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
329 		pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
330 		input_report_abs(input, ABS_PRESSURE, pressure);
331 		input_report_key(input, BTN_TOUCH, pressure > 10);
332 
333 		if (!prox) /* out-prox */
334 			wacom->id[0] = 0;
335 		input_report_key(input, wacom->tool[0], prox);
336 		input_report_abs(input, ABS_MISC, wacom->id[0]);
337 		return 1;
338 	}
339 }
340 
341 static int wacom_graphire_irq(struct wacom_wac *wacom)
342 {
343 	struct wacom_features *features = &wacom->features;
344 	unsigned char *data = wacom->data;
345 	struct input_dev *input = wacom->pen_input;
346 	struct input_dev *pad_input = wacom->pad_input;
347 	int battery_capacity, ps_connected;
348 	int prox;
349 	int rw = 0;
350 	int retval = 0;
351 
352 	if (features->type == GRAPHIRE_BT) {
353 		if (data[0] != WACOM_REPORT_PENABLED_BT) {
354 			dev_dbg(input->dev.parent,
355 				"%s: received unknown report #%d\n", __func__,
356 				data[0]);
357 			goto exit;
358 		}
359 	} else if (data[0] != WACOM_REPORT_PENABLED) {
360 		dev_dbg(input->dev.parent,
361 			"%s: received unknown report #%d\n", __func__, data[0]);
362 		goto exit;
363 	}
364 
365 	prox = data[1] & 0x80;
366 	if (prox || wacom->id[0]) {
367 		if (prox) {
368 			switch ((data[1] >> 5) & 3) {
369 
370 			case 0:	/* Pen */
371 				wacom->tool[0] = BTN_TOOL_PEN;
372 				wacom->id[0] = STYLUS_DEVICE_ID;
373 				break;
374 
375 			case 1: /* Rubber */
376 				wacom->tool[0] = BTN_TOOL_RUBBER;
377 				wacom->id[0] = ERASER_DEVICE_ID;
378 				break;
379 
380 			case 2: /* Mouse with wheel */
381 				input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
382 				fallthrough;
383 
384 			case 3: /* Mouse without wheel */
385 				wacom->tool[0] = BTN_TOOL_MOUSE;
386 				wacom->id[0] = CURSOR_DEVICE_ID;
387 				break;
388 			}
389 		}
390 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
391 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
392 		if (wacom->tool[0] != BTN_TOOL_MOUSE) {
393 			if (features->type == GRAPHIRE_BT)
394 				input_report_abs(input, ABS_PRESSURE, data[6] |
395 					(((__u16) (data[1] & 0x08)) << 5));
396 			else
397 				input_report_abs(input, ABS_PRESSURE, data[6] |
398 					((data[7] & 0x03) << 8));
399 			input_report_key(input, BTN_TOUCH, data[1] & 0x01);
400 			input_report_key(input, BTN_STYLUS, data[1] & 0x02);
401 			input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
402 		} else {
403 			input_report_key(input, BTN_LEFT, data[1] & 0x01);
404 			input_report_key(input, BTN_RIGHT, data[1] & 0x02);
405 			if (features->type == WACOM_G4 ||
406 					features->type == WACOM_MO) {
407 				input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
408 				rw = (data[7] & 0x04) - (data[7] & 0x03);
409 			} else if (features->type == GRAPHIRE_BT) {
410 				/* Compute distance between mouse and tablet */
411 				rw = 44 - (data[6] >> 2);
412 				rw = clamp_val(rw, 0, 31);
413 				input_report_abs(input, ABS_DISTANCE, rw);
414 				if (((data[1] >> 5) & 3) == 2) {
415 					/* Mouse with wheel */
416 					input_report_key(input, BTN_MIDDLE,
417 							data[1] & 0x04);
418 					rw = (data[6] & 0x01) ? -1 :
419 						(data[6] & 0x02) ? 1 : 0;
420 				} else {
421 					rw = 0;
422 				}
423 			} else {
424 				input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
425 				rw = -(signed char)data[6];
426 			}
427 			input_report_rel(input, REL_WHEEL, rw);
428 		}
429 
430 		if (!prox)
431 			wacom->id[0] = 0;
432 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
433 		input_report_key(input, wacom->tool[0], prox);
434 		input_sync(input); /* sync last event */
435 	}
436 
437 	/* send pad data */
438 	switch (features->type) {
439 	case WACOM_G4:
440 		prox = data[7] & 0xf8;
441 		if (prox || wacom->id[1]) {
442 			wacom->id[1] = PAD_DEVICE_ID;
443 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
444 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
445 			rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
446 			input_report_rel(pad_input, REL_WHEEL, rw);
447 			if (!prox)
448 				wacom->id[1] = 0;
449 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
450 			retval = 1;
451 		}
452 		break;
453 
454 	case WACOM_MO:
455 		prox = (data[7] & 0xf8) || data[8];
456 		if (prox || wacom->id[1]) {
457 			wacom->id[1] = PAD_DEVICE_ID;
458 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
459 			input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
460 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
461 			input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
462 			input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
463 			if (!prox)
464 				wacom->id[1] = 0;
465 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
466 			retval = 1;
467 		}
468 		break;
469 	case GRAPHIRE_BT:
470 		prox = data[7] & 0x03;
471 		if (prox || wacom->id[1]) {
472 			wacom->id[1] = PAD_DEVICE_ID;
473 			input_report_key(pad_input, BTN_0, (data[7] & 0x02));
474 			input_report_key(pad_input, BTN_1, (data[7] & 0x01));
475 			if (!prox)
476 				wacom->id[1] = 0;
477 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
478 			retval = 1;
479 		}
480 		break;
481 	}
482 
483 	/* Store current battery capacity and power supply state */
484 	if (features->type == GRAPHIRE_BT) {
485 		rw = (data[7] >> 2 & 0x07);
486 		battery_capacity = batcap_gr[rw];
487 		ps_connected = rw == 7;
488 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
489 				     battery_capacity, ps_connected, 1,
490 				     ps_connected);
491 	}
492 exit:
493 	return retval;
494 }
495 
496 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
497 {
498 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
499 	struct wacom_features *features = &wacom_wac->features;
500 	struct hid_report *r;
501 	struct hid_report_enum *re;
502 
503 	re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
504 	if (features->type == INTUOSHT2)
505 		r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
506 	else
507 		r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
508 	if (r) {
509 		hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
510 	}
511 }
512 
513 static int wacom_intuos_pad(struct wacom_wac *wacom)
514 {
515 	struct wacom_features *features = &wacom->features;
516 	unsigned char *data = wacom->data;
517 	struct input_dev *input = wacom->pad_input;
518 	int i;
519 	int buttons = 0, nbuttons = features->numbered_buttons;
520 	int keys = 0, nkeys = 0;
521 	int ring1 = 0, ring2 = 0;
522 	int strip1 = 0, strip2 = 0;
523 	bool prox = false;
524 	bool wrench = false, keyboard = false, mute_touch = false, menu = false,
525 	     info = false;
526 
527 	/* pad packets. Works as a second tool and is always in prox */
528 	if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
529 	      data[0] == WACOM_REPORT_CINTIQPAD))
530 		return 0;
531 
532 	if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
533 		buttons = (data[3] << 1) | (data[2] & 0x01);
534 		ring1 = data[1];
535 	} else if (features->type == DTK) {
536 		buttons = data[6];
537 	} else if (features->type == WACOM_13HD) {
538 		buttons = (data[4] << 1) | (data[3] & 0x01);
539 	} else if (features->type == WACOM_24HD) {
540 		buttons = (data[8] << 8) | data[6];
541 		ring1 = data[1];
542 		ring2 = data[2];
543 
544 		/*
545 		 * Three "buttons" are available on the 24HD which are
546 		 * physically implemented as a touchstrip. Each button
547 		 * is approximately 3 bits wide with a 2 bit spacing.
548 		 * The raw touchstrip bits are stored at:
549 		 *    ((data[3] & 0x1f) << 8) | data[4])
550 		 */
551 		nkeys = 3;
552 		keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
553 		       ((data[4] & 0xE0) ? 1<<1 : 0) |
554 		       ((data[4] & 0x07) ? 1<<0 : 0);
555 		keyboard = !!(data[4] & 0xE0);
556 		info = !!(data[3] & 0x1C);
557 
558 		if (features->oPid) {
559 			mute_touch = !!(data[4] & 0x07);
560 			if (mute_touch)
561 				wacom->shared->is_touch_on =
562 					!wacom->shared->is_touch_on;
563 		} else {
564 			wrench = !!(data[4] & 0x07);
565 		}
566 	} else if (features->type == WACOM_27QHD) {
567 		nkeys = 3;
568 		keys = data[2] & 0x07;
569 
570 		wrench = !!(data[2] & 0x01);
571 		keyboard = !!(data[2] & 0x02);
572 
573 		if (features->oPid) {
574 			mute_touch = !!(data[2] & 0x04);
575 			if (mute_touch)
576 				wacom->shared->is_touch_on =
577 					!wacom->shared->is_touch_on;
578 		} else {
579 			menu = !!(data[2] & 0x04);
580 		}
581 		input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
582 		input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
583 		input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
584 	} else if (features->type == CINTIQ_HYBRID) {
585 		/*
586 		 * Do not send hardware buttons under Android. They
587 		 * are already sent to the system through GPIO (and
588 		 * have different meaning).
589 		 *
590 		 * d-pad right  -> data[4] & 0x10
591 		 * d-pad up     -> data[4] & 0x20
592 		 * d-pad left   -> data[4] & 0x40
593 		 * d-pad down   -> data[4] & 0x80
594 		 * d-pad center -> data[3] & 0x01
595 		 */
596 		buttons = (data[4] << 1) | (data[3] & 0x01);
597 	} else if (features->type == CINTIQ_COMPANION_2) {
598 		/* d-pad right  -> data[2] & 0x10
599 		 * d-pad up     -> data[2] & 0x20
600 		 * d-pad left   -> data[2] & 0x40
601 		 * d-pad down   -> data[2] & 0x80
602 		 * d-pad center -> data[1] & 0x01
603 		 */
604 		buttons = ((data[2] >> 4) << 7) |
605 		          ((data[1] & 0x04) << 4) |
606 		          ((data[2] & 0x0F) << 2) |
607 		          (data[1] & 0x03);
608 	} else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
609 		/*
610 		 * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
611 		 * addition to the mechanical switch. Switch data is
612 		 * stored in data[4], capacitive data in data[5].
613 		 *
614 		 * Touch ring mode switch (data[3]) has no capacitive sensor
615 		 */
616 		buttons = (data[4] << 1) | (data[3] & 0x01);
617 		ring1 = data[2];
618 	} else {
619 		if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
620 			buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
621 			          (data[6] << 1) | (data[5] & 0x01);
622 
623 			if (features->type == WACOM_22HD) {
624 				nkeys = 3;
625 				keys = data[9] & 0x07;
626 
627 				info = !!(data[9] & 0x01);
628 				wrench = !!(data[9] & 0x02);
629 			}
630 		} else {
631 			buttons = ((data[6] & 0x10) << 5)  |
632 			          ((data[5] & 0x10) << 4)  |
633 			          ((data[6] & 0x0F) << 4)  |
634 			          (data[5] & 0x0F);
635 		}
636 		strip1 = ((data[1] & 0x1f) << 8) | data[2];
637 		strip2 = ((data[3] & 0x1f) << 8) | data[4];
638 	}
639 
640 	prox = (buttons & ~(~0U << nbuttons)) | (keys & ~(~0U << nkeys)) |
641 	       (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
642 
643 	wacom_report_numbered_buttons(input, nbuttons, buttons);
644 
645 	for (i = 0; i < nkeys; i++)
646 		input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
647 
648 	input_report_key(input, KEY_BUTTONCONFIG, wrench);
649 	input_report_key(input, KEY_ONSCREEN_KEYBOARD, keyboard);
650 	input_report_key(input, KEY_CONTROLPANEL, menu);
651 	input_report_key(input, KEY_INFO, info);
652 
653 	if (wacom->shared && wacom->shared->touch_input) {
654 		input_report_switch(wacom->shared->touch_input,
655 				    SW_MUTE_DEVICE,
656 				    !wacom->shared->is_touch_on);
657 		input_sync(wacom->shared->touch_input);
658 	}
659 
660 	input_report_abs(input, ABS_RX, strip1);
661 	input_report_abs(input, ABS_RY, strip2);
662 
663 	input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
664 	input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
665 
666 	input_report_key(input, wacom->tool[1], prox ? 1 : 0);
667 	input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
668 
669 	input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
670 
671 	return 1;
672 }
673 
674 static int wacom_intuos_id_mangle(int tool_id)
675 {
676 	return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
677 }
678 
679 static bool wacom_is_art_pen(int tool_id)
680 {
681 	bool is_art_pen = false;
682 
683 	switch (tool_id) {
684 	case 0x885:	/* Intuos3 Marker Pen */
685 	case 0x804:	/* Intuos4/5 13HD/24HD Marker Pen */
686 	case 0x10804:	/* Intuos4/5 13HD/24HD Art Pen */
687 		is_art_pen = true;
688 		break;
689 	}
690 	return is_art_pen;
691 }
692 
693 static int wacom_intuos_get_tool_type(int tool_id)
694 {
695 	int tool_type = BTN_TOOL_PEN;
696 
697 	if (wacom_is_art_pen(tool_id))
698 		return tool_type;
699 
700 	switch (tool_id) {
701 	case 0x812: /* Inking pen */
702 	case 0x801: /* Intuos3 Inking pen */
703 	case 0x12802: /* Intuos4/5 Inking Pen */
704 	case 0x012:
705 		tool_type = BTN_TOOL_PENCIL;
706 		break;
707 
708 	case 0x822: /* Pen */
709 	case 0x842:
710 	case 0x852:
711 	case 0x823: /* Intuos3 Grip Pen */
712 	case 0x813: /* Intuos3 Classic Pen */
713 	case 0x802: /* Intuos4/5 13HD/24HD General Pen */
714 	case 0x8e2: /* IntuosHT2 pen */
715 	case 0x022:
716 	case 0x200: /* Pro Pen 3 */
717 	case 0x04200: /* Pro Pen 3 */
718 	case 0x10842: /* MobileStudio Pro Pro Pen slim */
719 	case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
720 	case 0x16802: /* Cintiq 13HD Pro Pen */
721 	case 0x18802: /* DTH2242 Pen */
722 	case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
723 	case 0x80842: /* Intuos Pro and Cintiq Pro 3D Pen */
724 		tool_type = BTN_TOOL_PEN;
725 		break;
726 
727 	case 0x832: /* Stroke pen */
728 	case 0x032:
729 		tool_type = BTN_TOOL_BRUSH;
730 		break;
731 
732 	case 0x007: /* Mouse 4D and 2D */
733 	case 0x09c:
734 	case 0x094:
735 	case 0x017: /* Intuos3 2D Mouse */
736 	case 0x806: /* Intuos4 Mouse */
737 		tool_type = BTN_TOOL_MOUSE;
738 		break;
739 
740 	case 0x096: /* Lens cursor */
741 	case 0x097: /* Intuos3 Lens cursor */
742 	case 0x006: /* Intuos4 Lens cursor */
743 		tool_type = BTN_TOOL_LENS;
744 		break;
745 
746 	case 0x82a: /* Eraser */
747 	case 0x84a:
748 	case 0x85a:
749 	case 0x91a:
750 	case 0xd1a:
751 	case 0x0fa:
752 	case 0x82b: /* Intuos3 Grip Pen Eraser */
753 	case 0x81b: /* Intuos3 Classic Pen Eraser */
754 	case 0x91b: /* Intuos3 Airbrush Eraser */
755 	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
756 	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
757 	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
758 	case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
759 	case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
760 	case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
761 	case 0x1084a: /* MobileStudio Pro Pro Pen slim Eraser */
762 	case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
763 	case 0x1880a: /* DTH2242 Eraser */
764 	case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
765 		tool_type = BTN_TOOL_RUBBER;
766 		break;
767 
768 	case 0xd12:
769 	case 0x912:
770 	case 0x112:
771 	case 0x913: /* Intuos3 Airbrush */
772 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
773 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
774 		tool_type = BTN_TOOL_AIRBRUSH;
775 		break;
776 	}
777 	return tool_type;
778 }
779 
780 static void wacom_exit_report(struct wacom_wac *wacom)
781 {
782 	struct input_dev *input = wacom->pen_input;
783 	struct wacom_features *features = &wacom->features;
784 	unsigned char *data = wacom->data;
785 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
786 
787 	/*
788 	 * Reset all states otherwise we lose the initial states
789 	 * when in-prox next time
790 	 */
791 	input_report_abs(input, ABS_X, 0);
792 	input_report_abs(input, ABS_Y, 0);
793 	input_report_abs(input, ABS_DISTANCE, 0);
794 	input_report_abs(input, ABS_TILT_X, 0);
795 	input_report_abs(input, ABS_TILT_Y, 0);
796 	if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
797 		input_report_key(input, BTN_LEFT, 0);
798 		input_report_key(input, BTN_MIDDLE, 0);
799 		input_report_key(input, BTN_RIGHT, 0);
800 		input_report_key(input, BTN_SIDE, 0);
801 		input_report_key(input, BTN_EXTRA, 0);
802 		input_report_abs(input, ABS_THROTTLE, 0);
803 		input_report_abs(input, ABS_RZ, 0);
804 	} else {
805 		input_report_abs(input, ABS_PRESSURE, 0);
806 		input_report_key(input, BTN_STYLUS, 0);
807 		input_report_key(input, BTN_STYLUS2, 0);
808 		input_report_key(input, BTN_TOUCH, 0);
809 		input_report_abs(input, ABS_WHEEL, 0);
810 		if (features->type >= INTUOS3S)
811 			input_report_abs(input, ABS_Z, 0);
812 	}
813 	input_report_key(input, wacom->tool[idx], 0);
814 	input_report_abs(input, ABS_MISC, 0); /* reset tool id */
815 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
816 	wacom->id[idx] = 0;
817 }
818 
819 static int wacom_intuos_inout(struct wacom_wac *wacom)
820 {
821 	struct wacom_features *features = &wacom->features;
822 	unsigned char *data = wacom->data;
823 	struct input_dev *input = wacom->pen_input;
824 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
825 
826 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
827 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
828 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
829 		return 0;
830 
831 	/* Enter report */
832 	if ((data[1] & 0xfc) == 0xc0) {
833 		/* serial number of the tool */
834 		wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
835 			(data[4] << 20) + (data[5] << 12) +
836 			(data[6] << 4) + (data[7] >> 4);
837 
838 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
839 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
840 
841 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
842 
843 		wacom->shared->stylus_in_proximity = true;
844 		return 1;
845 	}
846 
847 	/* in Range */
848 	if ((data[1] & 0xfe) == 0x20) {
849 		if (features->type != INTUOSHT2)
850 			wacom->shared->stylus_in_proximity = true;
851 
852 		/* in Range while exiting */
853 		if (wacom->reporting_data) {
854 			input_report_key(input, BTN_TOUCH, 0);
855 			input_report_abs(input, ABS_PRESSURE, 0);
856 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
857 			return 2;
858 		}
859 		return 1;
860 	}
861 
862 	/* Exit report */
863 	if ((data[1] & 0xfe) == 0x80) {
864 		wacom->shared->stylus_in_proximity = false;
865 		wacom->reporting_data = false;
866 
867 		/* don't report exit if we don't know the ID */
868 		if (!wacom->id[idx])
869 			return 1;
870 
871 		wacom_exit_report(wacom);
872 		return 2;
873 	}
874 
875 	return 0;
876 }
877 
878 static inline bool touch_is_muted(struct wacom_wac *wacom_wac)
879 {
880 	return wacom_wac->probe_complete &&
881 	       wacom_wac->shared->has_mute_touch_switch &&
882 	       !wacom_wac->shared->is_touch_on;
883 }
884 
885 static inline bool report_touch_events(struct wacom_wac *wacom)
886 {
887 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
888 }
889 
890 static inline bool delay_pen_events(struct wacom_wac *wacom)
891 {
892 	return (wacom->shared->touch_down && touch_arbitration);
893 }
894 
895 static int wacom_intuos_general(struct wacom_wac *wacom)
896 {
897 	struct wacom_features *features = &wacom->features;
898 	unsigned char *data = wacom->data;
899 	struct input_dev *input = wacom->pen_input;
900 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
901 	unsigned char type = (data[1] >> 1) & 0x0F;
902 	unsigned int x, y, distance, t;
903 
904 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
905 		data[0] != WACOM_REPORT_INTUOS_PEN)
906 		return 0;
907 
908 	if (delay_pen_events(wacom))
909 		return 1;
910 
911 	/* don't report events if we don't know the tool ID */
912 	if (!wacom->id[idx]) {
913 		/* but reschedule a read of the current tool */
914 		wacom_intuos_schedule_prox_event(wacom);
915 		return 1;
916 	}
917 
918 	/*
919 	 * don't report events for invalid data
920 	 */
921 	/* older I4 styli don't work with new Cintiqs */
922 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
923 			(features->type == WACOM_21UX2)) ||
924 	    /* Only large Intuos support Lense Cursor */
925 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
926 		(features->type == INTUOS3 ||
927 		 features->type == INTUOS3S ||
928 		 features->type == INTUOS4 ||
929 		 features->type == INTUOS4S ||
930 		 features->type == INTUOS5 ||
931 		 features->type == INTUOS5S ||
932 		 features->type == INTUOSPM ||
933 		 features->type == INTUOSPS)) ||
934 	   /* Cintiq doesn't send data when RDY bit isn't set */
935 	   (features->type == CINTIQ && !(data[1] & 0x40)))
936 		return 1;
937 
938 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
939 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
940 	distance = data[9] >> 2;
941 	if (features->type < INTUOS3S) {
942 		x >>= 1;
943 		y >>= 1;
944 		distance >>= 1;
945 	}
946 	if (features->type == INTUOSHT2)
947 		distance = features->distance_max - distance;
948 	input_report_abs(input, ABS_X, x);
949 	input_report_abs(input, ABS_Y, y);
950 	input_report_abs(input, ABS_DISTANCE, distance);
951 
952 	switch (type) {
953 	case 0x00:
954 	case 0x01:
955 	case 0x02:
956 	case 0x03:
957 		/* general pen packet */
958 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
959 		if (features->pressure_max < 2047)
960 			t >>= 1;
961 		input_report_abs(input, ABS_PRESSURE, t);
962 		if (features->type != INTUOSHT2) {
963 		    input_report_abs(input, ABS_TILT_X,
964 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
965 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
966 		}
967 		input_report_key(input, BTN_STYLUS, data[1] & 2);
968 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
969 		input_report_key(input, BTN_TOUCH, t > 10);
970 		break;
971 
972 	case 0x0a:
973 		/* airbrush second packet */
974 		input_report_abs(input, ABS_WHEEL,
975 				(data[6] << 2) | ((data[7] >> 6) & 3));
976 		input_report_abs(input, ABS_TILT_X,
977 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
978 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
979 		break;
980 
981 	case 0x05:
982 		/* Rotation packet */
983 		if (features->type >= INTUOS3S) {
984 			/* I3 marker pen rotation */
985 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
986 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
987 				((t-1) / 2 + 450)) : (450 - t / 2) ;
988 			input_report_abs(input, ABS_Z, t);
989 		} else {
990 			/* 4D mouse 2nd packet */
991 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
992 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
993 				((t - 1) / 2) : -t / 2);
994 		}
995 		break;
996 
997 	case 0x04:
998 		/* 4D mouse 1st packet */
999 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1000 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1001 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1002 
1003 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
1004 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
1005 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
1006 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
1007 		break;
1008 
1009 	case 0x06:
1010 		/* I4 mouse */
1011 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
1012 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
1013 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
1014 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
1015 				 - ((data[7] & 0x40) >> 6));
1016 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
1017 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
1018 
1019 		input_report_abs(input, ABS_TILT_X,
1020 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
1021 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
1022 		break;
1023 
1024 	case 0x08:
1025 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
1026 			/* 2D mouse packet */
1027 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
1028 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
1029 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
1030 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
1031 					 - ((data[8] & 0x02) >> 1));
1032 
1033 			/* I3 2D mouse side buttons */
1034 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
1035 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
1036 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
1037 			}
1038 		}
1039 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
1040 			/* Lens cursor packets */
1041 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1042 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1043 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1044 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
1045 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
1046 		}
1047 		break;
1048 
1049 	case 0x07:
1050 	case 0x09:
1051 	case 0x0b:
1052 	case 0x0c:
1053 	case 0x0d:
1054 	case 0x0e:
1055 	case 0x0f:
1056 		/* unhandled */
1057 		break;
1058 	}
1059 
1060 	input_report_abs(input, ABS_MISC,
1061 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1062 	input_report_key(input, wacom->tool[idx], 1);
1063 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1064 	wacom->reporting_data = true;
1065 	return 2;
1066 }
1067 
1068 static int wacom_intuos_irq(struct wacom_wac *wacom)
1069 {
1070 	unsigned char *data = wacom->data;
1071 	struct input_dev *input = wacom->pen_input;
1072 	int result;
1073 
1074 	if (data[0] != WACOM_REPORT_PENABLED &&
1075 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
1076 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
1077 	    data[0] != WACOM_REPORT_INTUOSPAD &&
1078 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
1079 	    data[0] != WACOM_REPORT_CINTIQ &&
1080 	    data[0] != WACOM_REPORT_CINTIQPAD &&
1081 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
1082 		dev_dbg(input->dev.parent,
1083 			"%s: received unknown report #%d\n", __func__, data[0]);
1084                 return 0;
1085 	}
1086 
1087 	/* process pad events */
1088 	result = wacom_intuos_pad(wacom);
1089 	if (result)
1090 		return result;
1091 
1092 	/* process in/out prox events */
1093 	result = wacom_intuos_inout(wacom);
1094 	if (result)
1095 		return result - 1;
1096 
1097 	/* process general packets */
1098 	result = wacom_intuos_general(wacom);
1099 	if (result)
1100 		return result - 1;
1101 
1102 	return 0;
1103 }
1104 
1105 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1106 {
1107 	unsigned char *data = wacom_wac->data;
1108 	struct input_dev *input;
1109 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1110 	struct wacom_remote *remote = wacom->remote;
1111 	int bat_charging, bat_percent, touch_ring_mode;
1112 	__u32 serial;
1113 	int i, index = -1;
1114 	unsigned long flags;
1115 
1116 	if (data[0] != WACOM_REPORT_REMOTE) {
1117 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1118 			__func__, data[0]);
1119 		return 0;
1120 	}
1121 
1122 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1123 	wacom_wac->id[0] = PAD_DEVICE_ID;
1124 
1125 	spin_lock_irqsave(&remote->remote_lock, flags);
1126 
1127 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1128 		if (remote->remotes[i].serial == serial) {
1129 			index = i;
1130 			break;
1131 		}
1132 	}
1133 
1134 	if (index < 0 || !remote->remotes[index].registered)
1135 		goto out;
1136 
1137 	input = remote->remotes[index].input;
1138 
1139 	input_report_key(input, BTN_0, (data[9] & 0x01));
1140 	input_report_key(input, BTN_1, (data[9] & 0x02));
1141 	input_report_key(input, BTN_2, (data[9] & 0x04));
1142 	input_report_key(input, BTN_3, (data[9] & 0x08));
1143 	input_report_key(input, BTN_4, (data[9] & 0x10));
1144 	input_report_key(input, BTN_5, (data[9] & 0x20));
1145 	input_report_key(input, BTN_6, (data[9] & 0x40));
1146 	input_report_key(input, BTN_7, (data[9] & 0x80));
1147 
1148 	input_report_key(input, BTN_8, (data[10] & 0x01));
1149 	input_report_key(input, BTN_9, (data[10] & 0x02));
1150 	input_report_key(input, BTN_A, (data[10] & 0x04));
1151 	input_report_key(input, BTN_B, (data[10] & 0x08));
1152 	input_report_key(input, BTN_C, (data[10] & 0x10));
1153 	input_report_key(input, BTN_X, (data[10] & 0x20));
1154 	input_report_key(input, BTN_Y, (data[10] & 0x40));
1155 	input_report_key(input, BTN_Z, (data[10] & 0x80));
1156 
1157 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1158 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1159 
1160 	if (data[12] & 0x80)
1161 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
1162 	else
1163 		input_report_abs(input, ABS_WHEEL, 0);
1164 
1165 	bat_percent = data[7] & 0x7f;
1166 	bat_charging = !!(data[7] & 0x80);
1167 
1168 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1169 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1170 	else
1171 		input_report_abs(input, ABS_MISC, 0);
1172 
1173 	input_event(input, EV_MSC, MSC_SERIAL, serial);
1174 
1175 	input_sync(input);
1176 
1177 	/*Which mode select (LED light) is currently on?*/
1178 	touch_ring_mode = (data[11] & 0xC0) >> 6;
1179 
1180 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1181 		if (remote->remotes[i].serial == serial)
1182 			wacom->led.groups[i].select = touch_ring_mode;
1183 	}
1184 
1185 	__wacom_notify_battery(&remote->remotes[index].battery,
1186 				WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1187 				bat_charging, 1, bat_charging);
1188 
1189 out:
1190 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1191 	return 0;
1192 }
1193 
1194 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1195 {
1196 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1197 	unsigned char *data = wacom_wac->data;
1198 	struct wacom_remote *remote = wacom->remote;
1199 	struct wacom_remote_data remote_data;
1200 	unsigned long flags;
1201 	int i, ret;
1202 
1203 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1204 		return;
1205 
1206 	memset(&remote_data, 0, sizeof(struct wacom_remote_data));
1207 
1208 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1209 		int j = i * 6;
1210 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1211 		bool connected = data[j+2];
1212 
1213 		remote_data.remote[i].serial = serial;
1214 		remote_data.remote[i].connected = connected;
1215 	}
1216 
1217 	spin_lock_irqsave(&remote->remote_lock, flags);
1218 
1219 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1220 	if (ret != sizeof(remote_data)) {
1221 		spin_unlock_irqrestore(&remote->remote_lock, flags);
1222 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1223 		return;
1224 	}
1225 
1226 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1227 
1228 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1229 }
1230 
1231 static int int_dist(int x1, int y1, int x2, int y2)
1232 {
1233 	int x = x2 - x1;
1234 	int y = y2 - y1;
1235 
1236 	return int_sqrt(x*x + y*y);
1237 }
1238 
1239 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1240 		unsigned char *data)
1241 {
1242 	memcpy(wacom->data, data, 10);
1243 	wacom_intuos_irq(wacom);
1244 
1245 	input_sync(wacom->pen_input);
1246 	if (wacom->pad_input)
1247 		input_sync(wacom->pad_input);
1248 }
1249 
1250 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1251 {
1252 	unsigned char data[WACOM_PKGLEN_MAX];
1253 	int i = 1;
1254 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1255 
1256 	memcpy(data, wacom->data, len);
1257 
1258 	switch (data[0]) {
1259 	case 0x04:
1260 		wacom_intuos_bt_process_data(wacom, data + i);
1261 		i += 10;
1262 		fallthrough;
1263 	case 0x03:
1264 		wacom_intuos_bt_process_data(wacom, data + i);
1265 		i += 10;
1266 		wacom_intuos_bt_process_data(wacom, data + i);
1267 		i += 10;
1268 		power_raw = data[i];
1269 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1270 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1271 		battery_capacity = batcap_i4[power_raw & 0x07];
1272 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1273 				     battery_capacity, bat_charging,
1274 				     battery_capacity || bat_charging,
1275 				     ps_connected);
1276 		break;
1277 	default:
1278 		dev_dbg(wacom->pen_input->dev.parent,
1279 				"Unknown report: %d,%d size:%zu\n",
1280 				data[0], data[1], len);
1281 		return 0;
1282 	}
1283 	return 0;
1284 }
1285 
1286 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1287 {
1288 	struct input_dev *input = wacom->touch_input;
1289 	unsigned touch_max = wacom->features.touch_max;
1290 	int count = 0;
1291 	int i;
1292 
1293 	if (!touch_max)
1294 		return 0;
1295 
1296 	if (touch_max == 1)
1297 		return test_bit(BTN_TOUCH, input->key) &&
1298 			report_touch_events(wacom);
1299 
1300 	for (i = 0; i < input->mt->num_slots; i++) {
1301 		struct input_mt_slot *ps = &input->mt->slots[i];
1302 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1303 		if (id >= 0)
1304 			count++;
1305 	}
1306 
1307 	return count;
1308 }
1309 
1310 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1311 {
1312 	int pen_frame_len, pen_frames;
1313 
1314 	struct input_dev *pen_input = wacom->pen_input;
1315 	unsigned char *data = wacom->data;
1316 	int number_of_valid_frames = 0;
1317 	int time_interval = 15000000;
1318 	ktime_t time_packet_received = ktime_get();
1319 	int i;
1320 
1321 	if (wacom->features.type == INTUOSP2_BT ||
1322 	    wacom->features.type == INTUOSP2S_BT) {
1323 		wacom->serial[0] = get_unaligned_le64(&data[99]);
1324 		wacom->id[0]     = get_unaligned_le16(&data[107]);
1325 		pen_frame_len = 14;
1326 		pen_frames = 7;
1327 	} else {
1328 		wacom->serial[0] = get_unaligned_le64(&data[33]);
1329 		wacom->id[0]     = get_unaligned_le16(&data[41]);
1330 		pen_frame_len = 8;
1331 		pen_frames = 4;
1332 	}
1333 
1334 	if (wacom->serial[0] >> 52 == 1) {
1335 		/* Add back in missing bits of ID for non-USI pens */
1336 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1337 	}
1338 
1339 	/* number of valid frames */
1340 	for (i = 0; i < pen_frames; i++) {
1341 		unsigned char *frame = &data[i*pen_frame_len + 1];
1342 		bool valid = frame[0] & 0x80;
1343 
1344 		if (valid)
1345 			number_of_valid_frames++;
1346 	}
1347 
1348 	if (number_of_valid_frames) {
1349 		if (wacom->hid_data.time_delayed)
1350 			time_interval = ktime_get() - wacom->hid_data.time_delayed;
1351 		time_interval /= number_of_valid_frames;
1352 		wacom->hid_data.time_delayed = time_packet_received;
1353 	}
1354 
1355 	for (i = 0; i < number_of_valid_frames; i++) {
1356 		unsigned char *frame = &data[i*pen_frame_len + 1];
1357 		bool valid = frame[0] & 0x80;
1358 		bool prox = frame[0] & 0x40;
1359 		bool range = frame[0] & 0x20;
1360 		bool invert = frame[0] & 0x10;
1361 		int frames_number_reversed = number_of_valid_frames - i - 1;
1362 		int event_timestamp = time_packet_received - frames_number_reversed * time_interval;
1363 
1364 		if (!valid)
1365 			continue;
1366 
1367 		if (!prox) {
1368 			wacom->shared->stylus_in_proximity = false;
1369 			wacom_exit_report(wacom);
1370 			input_sync(pen_input);
1371 
1372 			wacom->tool[0] = 0;
1373 			wacom->id[0] = 0;
1374 			wacom->serial[0] = 0;
1375 			wacom->hid_data.time_delayed = 0;
1376 			return;
1377 		}
1378 
1379 		if (range) {
1380 			if (!wacom->tool[0]) { /* first in range */
1381 				/* Going into range select tool */
1382 				if (invert)
1383 					wacom->tool[0] = BTN_TOOL_RUBBER;
1384 				else if (wacom->id[0])
1385 					wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1386 				else
1387 					wacom->tool[0] = BTN_TOOL_PEN;
1388 			}
1389 
1390 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1391 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1392 
1393 			if (wacom->features.type == INTUOSP2_BT ||
1394 			    wacom->features.type == INTUOSP2S_BT) {
1395 				/* Fix rotation alignment: userspace expects zero at left */
1396 				int16_t rotation =
1397 					(int16_t)get_unaligned_le16(&frame[9]);
1398 				rotation += 1800/4;
1399 
1400 				if (rotation > 899)
1401 					rotation -= 1800;
1402 
1403 				input_report_abs(pen_input, ABS_TILT_X,
1404 						 (char)frame[7]);
1405 				input_report_abs(pen_input, ABS_TILT_Y,
1406 						 (char)frame[8]);
1407 				input_report_abs(pen_input, ABS_Z, rotation);
1408 				input_report_abs(pen_input, ABS_WHEEL,
1409 						 get_unaligned_le16(&frame[11]));
1410 			}
1411 		}
1412 
1413 		if (wacom->tool[0]) {
1414 			input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1415 			if (wacom->features.type == INTUOSP2_BT ||
1416 			    wacom->features.type == INTUOSP2S_BT) {
1417 				input_report_abs(pen_input, ABS_DISTANCE,
1418 						 range ? frame[13] : wacom->features.distance_max);
1419 			} else {
1420 				input_report_abs(pen_input, ABS_DISTANCE,
1421 						 range ? frame[7] : wacom->features.distance_max);
1422 			}
1423 
1424 			input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1425 			input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1426 			input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1427 
1428 			input_report_key(pen_input, wacom->tool[0], prox);
1429 			input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1430 			input_report_abs(pen_input, ABS_MISC,
1431 					 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1432 		}
1433 
1434 		wacom->shared->stylus_in_proximity = prox;
1435 
1436 		/* add timestamp to unpack the frames */
1437 		input_set_timestamp(pen_input, event_timestamp);
1438 
1439 		input_sync(pen_input);
1440 	}
1441 }
1442 
1443 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1444 {
1445 	const int finger_touch_len = 8;
1446 	const int finger_frames = 4;
1447 	const int finger_frame_len = 43;
1448 
1449 	struct input_dev *touch_input = wacom->touch_input;
1450 	unsigned char *data = wacom->data;
1451 	int num_contacts_left = 5;
1452 	int i, j;
1453 
1454 	for (i = 0; i < finger_frames; i++) {
1455 		unsigned char *frame = &data[i*finger_frame_len + 109];
1456 		int current_num_contacts = frame[0] & 0x7F;
1457 		int contacts_to_send;
1458 
1459 		if (!(frame[0] & 0x80))
1460 			continue;
1461 
1462 		/*
1463 		 * First packet resets the counter since only the first
1464 		 * packet in series will have non-zero current_num_contacts.
1465 		 */
1466 		if (current_num_contacts)
1467 			wacom->num_contacts_left = current_num_contacts;
1468 
1469 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1470 
1471 		for (j = 0; j < contacts_to_send; j++) {
1472 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1473 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1474 			int x = get_unaligned_le16(&touch[2]);
1475 			int y = get_unaligned_le16(&touch[4]);
1476 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1477 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1478 
1479 			if (slot < 0)
1480 				continue;
1481 
1482 			input_mt_slot(touch_input, slot);
1483 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1484 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1485 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1486 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1487 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1488 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1489 		}
1490 
1491 		input_mt_sync_frame(touch_input);
1492 
1493 		wacom->num_contacts_left -= contacts_to_send;
1494 		if (wacom->num_contacts_left <= 0) {
1495 			wacom->num_contacts_left = 0;
1496 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1497 			input_sync(touch_input);
1498 		}
1499 	}
1500 
1501 	if (wacom->num_contacts_left == 0) {
1502 		// Be careful that we don't accidentally call input_sync with
1503 		// only a partial set of fingers of processed
1504 		input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1505 		input_sync(touch_input);
1506 	}
1507 
1508 }
1509 
1510 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1511 {
1512 	struct input_dev *pad_input = wacom->pad_input;
1513 	unsigned char *data = wacom->data;
1514 	int nbuttons = wacom->features.numbered_buttons;
1515 
1516 	int expresskeys = data[282];
1517 	int center = (data[281] & 0x40) >> 6;
1518 	int ring = data[285] & 0x7F;
1519 	bool ringstatus = data[285] & 0x80;
1520 	bool prox = expresskeys || center || ringstatus;
1521 
1522 	/* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1523 	ring = 71 - ring;
1524 	ring += 3*72/16;
1525 	if (ring > 71)
1526 		ring -= 72;
1527 
1528 	wacom_report_numbered_buttons(pad_input, nbuttons,
1529                                       expresskeys | (center << (nbuttons - 1)));
1530 
1531 	input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1532 
1533 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1534 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1535 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1536 
1537 	input_sync(pad_input);
1538 }
1539 
1540 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1541 {
1542 	unsigned char *data = wacom->data;
1543 
1544 	bool chg = data[284] & 0x80;
1545 	int battery_status = data[284] & 0x7F;
1546 
1547 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1548 			     battery_status, chg, 1, chg);
1549 }
1550 
1551 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1552 {
1553 	struct input_dev *pad_input = wacom->pad_input;
1554 	unsigned char *data = wacom->data;
1555 
1556 	int buttons = data[44];
1557 
1558 	wacom_report_numbered_buttons(pad_input, 4, buttons);
1559 
1560 	input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1561 	input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1562 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1563 
1564 	input_sync(pad_input);
1565 }
1566 
1567 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1568 {
1569 	unsigned char *data = wacom->data;
1570 
1571 	bool chg = data[45] & 0x80;
1572 	int battery_status = data[45] & 0x7F;
1573 
1574 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1575 			     battery_status, chg, 1, chg);
1576 }
1577 
1578 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1579 {
1580 	unsigned char *data = wacom->data;
1581 
1582 	if (data[0] != 0x80 && data[0] != 0x81) {
1583 		dev_dbg(wacom->pen_input->dev.parent,
1584 			"%s: received unknown report #%d\n", __func__, data[0]);
1585 		return 0;
1586 	}
1587 
1588 	wacom_intuos_pro2_bt_pen(wacom);
1589 	if (wacom->features.type == INTUOSP2_BT ||
1590 	    wacom->features.type == INTUOSP2S_BT) {
1591 		wacom_intuos_pro2_bt_touch(wacom);
1592 		wacom_intuos_pro2_bt_pad(wacom);
1593 		wacom_intuos_pro2_bt_battery(wacom);
1594 	} else {
1595 		wacom_intuos_gen3_bt_pad(wacom);
1596 		wacom_intuos_gen3_bt_battery(wacom);
1597 	}
1598 	return 0;
1599 }
1600 
1601 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1602 {
1603 	struct input_dev *input = wacom->touch_input;
1604 	unsigned char *data = wacom->data;
1605 	int i;
1606 	int current_num_contacts = data[61];
1607 	int contacts_to_send = 0;
1608 	int num_contacts_left = 4; /* maximum contacts per packet */
1609 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1610 	int y_offset = 2;
1611 
1612 	if (touch_is_muted(wacom) && !wacom->shared->touch_down)
1613 		return 0;
1614 
1615 	if (wacom->features.type == WACOM_27QHDT) {
1616 		current_num_contacts = data[63];
1617 		num_contacts_left = 10;
1618 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1619 		y_offset = 0;
1620 	}
1621 
1622 	/*
1623 	 * First packet resets the counter since only the first
1624 	 * packet in series will have non-zero current_num_contacts.
1625 	 */
1626 	if (current_num_contacts)
1627 		wacom->num_contacts_left = current_num_contacts;
1628 
1629 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1630 
1631 	for (i = 0; i < contacts_to_send; i++) {
1632 		int offset = (byte_per_packet * i) + 1;
1633 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1634 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1635 
1636 		if (slot < 0)
1637 			continue;
1638 		input_mt_slot(input, slot);
1639 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1640 
1641 		if (touch) {
1642 			int t_x = get_unaligned_le16(&data[offset + 2]);
1643 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1644 
1645 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1646 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1647 
1648 			if (wacom->features.type != WACOM_27QHDT) {
1649 				int c_x = get_unaligned_le16(&data[offset + 4]);
1650 				int c_y = get_unaligned_le16(&data[offset + 8]);
1651 				int w = get_unaligned_le16(&data[offset + 10]);
1652 				int h = get_unaligned_le16(&data[offset + 12]);
1653 
1654 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1655 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1656 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1657 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1658 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1659 			}
1660 		}
1661 	}
1662 	input_mt_sync_frame(input);
1663 
1664 	wacom->num_contacts_left -= contacts_to_send;
1665 	if (wacom->num_contacts_left <= 0) {
1666 		wacom->num_contacts_left = 0;
1667 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1668 	}
1669 	return 1;
1670 }
1671 
1672 static int wacom_mt_touch(struct wacom_wac *wacom)
1673 {
1674 	struct input_dev *input = wacom->touch_input;
1675 	unsigned char *data = wacom->data;
1676 	int i;
1677 	int current_num_contacts = data[2];
1678 	int contacts_to_send = 0;
1679 	int x_offset = 0;
1680 
1681 	/* MTTPC does not support Height and Width */
1682 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1683 		x_offset = -4;
1684 
1685 	/*
1686 	 * First packet resets the counter since only the first
1687 	 * packet in series will have non-zero current_num_contacts.
1688 	 */
1689 	if (current_num_contacts)
1690 		wacom->num_contacts_left = current_num_contacts;
1691 
1692 	/* There are at most 5 contacts per packet */
1693 	contacts_to_send = min(5, wacom->num_contacts_left);
1694 
1695 	for (i = 0; i < contacts_to_send; i++) {
1696 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1697 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1698 		int id = get_unaligned_le16(&data[offset + 1]);
1699 		int slot = input_mt_get_slot_by_key(input, id);
1700 
1701 		if (slot < 0)
1702 			continue;
1703 
1704 		input_mt_slot(input, slot);
1705 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1706 		if (touch) {
1707 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1708 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1709 			input_report_abs(input, ABS_MT_POSITION_X, x);
1710 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1711 		}
1712 	}
1713 	input_mt_sync_frame(input);
1714 
1715 	wacom->num_contacts_left -= contacts_to_send;
1716 	if (wacom->num_contacts_left <= 0) {
1717 		wacom->num_contacts_left = 0;
1718 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1719 	}
1720 	return 1;
1721 }
1722 
1723 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1724 {
1725 	struct input_dev *input = wacom->touch_input;
1726 	unsigned char *data = wacom->data;
1727 	int i;
1728 
1729 	for (i = 0; i < 2; i++) {
1730 		int p = data[1] & (1 << i);
1731 		bool touch = p && report_touch_events(wacom);
1732 
1733 		input_mt_slot(input, i);
1734 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1735 		if (touch) {
1736 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1737 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1738 
1739 			input_report_abs(input, ABS_MT_POSITION_X, x);
1740 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1741 		}
1742 	}
1743 	input_mt_sync_frame(input);
1744 
1745 	/* keep touch state for pen event */
1746 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1747 
1748 	return 1;
1749 }
1750 
1751 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1752 {
1753 	unsigned char *data = wacom->data;
1754 	struct input_dev *input = wacom->touch_input;
1755 	bool prox = report_touch_events(wacom);
1756 	int x = 0, y = 0;
1757 
1758 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1759 		return 0;
1760 
1761 	if (len == WACOM_PKGLEN_TPC1FG) {
1762 		prox = prox && (data[0] & 0x01);
1763 		x = get_unaligned_le16(&data[1]);
1764 		y = get_unaligned_le16(&data[3]);
1765 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1766 		prox = prox && (data[2] & 0x01);
1767 		x = get_unaligned_le16(&data[3]);
1768 		y = get_unaligned_le16(&data[5]);
1769 	} else {
1770 		prox = prox && (data[1] & 0x01);
1771 		x = le16_to_cpup((__le16 *)&data[2]);
1772 		y = le16_to_cpup((__le16 *)&data[4]);
1773 	}
1774 
1775 	if (prox) {
1776 		input_report_abs(input, ABS_X, x);
1777 		input_report_abs(input, ABS_Y, y);
1778 	}
1779 	input_report_key(input, BTN_TOUCH, prox);
1780 
1781 	/* keep touch state for pen events */
1782 	wacom->shared->touch_down = prox;
1783 
1784 	return 1;
1785 }
1786 
1787 static int wacom_tpc_pen(struct wacom_wac *wacom)
1788 {
1789 	unsigned char *data = wacom->data;
1790 	struct input_dev *input = wacom->pen_input;
1791 	bool prox = data[1] & 0x20;
1792 
1793 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1794 		/* Going into proximity select tool */
1795 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1796 
1797 	/* keep pen state for touch events */
1798 	wacom->shared->stylus_in_proximity = prox;
1799 
1800 	/* send pen events only when touch is up or forced out
1801 	 * or touch arbitration is off
1802 	 */
1803 	if (!delay_pen_events(wacom)) {
1804 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1805 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1806 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1807 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1808 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1809 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1810 		input_report_key(input, wacom->tool[0], prox);
1811 		return 1;
1812 	}
1813 
1814 	return 0;
1815 }
1816 
1817 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1818 {
1819 	unsigned char *data = wacom->data;
1820 
1821 	if (wacom->pen_input) {
1822 		dev_dbg(wacom->pen_input->dev.parent,
1823 			"%s: received report #%d\n", __func__, data[0]);
1824 
1825 		if (len == WACOM_PKGLEN_PENABLED ||
1826 		    data[0] == WACOM_REPORT_PENABLED)
1827 			return wacom_tpc_pen(wacom);
1828 	}
1829 	else if (wacom->touch_input) {
1830 		dev_dbg(wacom->touch_input->dev.parent,
1831 			"%s: received report #%d\n", __func__, data[0]);
1832 
1833 		switch (len) {
1834 		case WACOM_PKGLEN_TPC1FG:
1835 			return wacom_tpc_single_touch(wacom, len);
1836 
1837 		case WACOM_PKGLEN_TPC2FG:
1838 			return wacom_tpc_mt_touch(wacom);
1839 
1840 		default:
1841 			switch (data[0]) {
1842 			case WACOM_REPORT_TPC1FG:
1843 			case WACOM_REPORT_TPCHID:
1844 			case WACOM_REPORT_TPCST:
1845 			case WACOM_REPORT_TPC1FGE:
1846 				return wacom_tpc_single_touch(wacom, len);
1847 
1848 			case WACOM_REPORT_TPCMT:
1849 			case WACOM_REPORT_TPCMT2:
1850 				return wacom_mt_touch(wacom);
1851 
1852 			}
1853 		}
1854 	}
1855 
1856 	return 0;
1857 }
1858 
1859 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1860 				 int value, int num, int denom)
1861 {
1862 	struct input_absinfo *abs = &input->absinfo[usage->code];
1863 	int range = (abs->maximum - abs->minimum + 1);
1864 
1865 	value += num*range/denom;
1866 	if (value > abs->maximum)
1867 		value -= range;
1868 	else if (value < abs->minimum)
1869 		value += range;
1870 	return value;
1871 }
1872 
1873 int wacom_equivalent_usage(int usage)
1874 {
1875 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1876 		int subpage = (usage & 0xFF00) << 8;
1877 		int subusage = (usage & 0xFF);
1878 
1879 		if (subpage == WACOM_HID_SP_PAD ||
1880 		    subpage == WACOM_HID_SP_BUTTON ||
1881 		    subpage == WACOM_HID_SP_DIGITIZER ||
1882 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1883 		    usage == WACOM_HID_WD_SENSE ||
1884 		    usage == WACOM_HID_WD_SERIALHI ||
1885 		    usage == WACOM_HID_WD_TOOLTYPE ||
1886 		    usage == WACOM_HID_WD_DISTANCE ||
1887 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1888 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1889 		    usage == WACOM_HID_WD_TOUCHRING ||
1890 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1891 		    usage == WACOM_HID_WD_REPORT_VALID ||
1892 		    usage == WACOM_HID_WD_BARRELSWITCH3 ||
1893 		    usage == WACOM_HID_WD_SEQUENCENUMBER) {
1894 			return usage;
1895 		}
1896 
1897 		if (subpage == HID_UP_UNDEFINED)
1898 			subpage = HID_UP_DIGITIZER;
1899 
1900 		return subpage | subusage;
1901 	}
1902 
1903 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1904 		int subpage = (usage & 0xFF00) << 8;
1905 		int subusage = (usage & 0xFF);
1906 
1907 		if (usage == WACOM_HID_WT_REPORT_VALID)
1908 			return usage;
1909 
1910 		if (subpage == HID_UP_UNDEFINED)
1911 			subpage = WACOM_HID_SP_DIGITIZER;
1912 
1913 		return subpage | subusage;
1914 	}
1915 
1916 	return usage;
1917 }
1918 
1919 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1920 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1921 {
1922 	struct wacom *wacom = input_get_drvdata(input);
1923 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1924 	struct wacom_features *features = &wacom_wac->features;
1925 	int fmin = field->logical_minimum;
1926 	int fmax = field->logical_maximum;
1927 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1928 	int resolution_code = code;
1929 	int resolution = hidinput_calc_abs_res(field, resolution_code);
1930 
1931 	if (equivalent_usage == HID_DG_TWIST) {
1932 		resolution_code = ABS_RZ;
1933 	}
1934 
1935 	if (equivalent_usage == HID_GD_X) {
1936 		fmin += features->offset_left;
1937 		fmax -= features->offset_right;
1938 	}
1939 	if (equivalent_usage == HID_GD_Y) {
1940 		fmin += features->offset_top;
1941 		fmax -= features->offset_bottom;
1942 	}
1943 
1944 	usage->type = type;
1945 	usage->code = code;
1946 
1947 	switch (type) {
1948 	case EV_ABS:
1949 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1950 
1951 		/* older tablet may miss physical usage */
1952 		if ((code == ABS_X || code == ABS_Y) && !resolution) {
1953 			resolution = WACOM_INTUOS_RES;
1954 			hid_warn(input,
1955 				 "Wacom usage (%d) missing resolution \n",
1956 				 code);
1957 		}
1958 		input_abs_set_res(input, code, resolution);
1959 		break;
1960 	case EV_KEY:
1961 	case EV_MSC:
1962 	case EV_SW:
1963 		input_set_capability(input, type, code);
1964 		break;
1965 	}
1966 }
1967 
1968 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1969 		struct hid_field *field, struct hid_usage *usage)
1970 {
1971 	return;
1972 }
1973 
1974 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1975 		struct hid_usage *usage, __s32 value)
1976 {
1977 	struct wacom *wacom = hid_get_drvdata(hdev);
1978 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1979 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1980 
1981 	switch (equivalent_usage) {
1982 	case HID_DG_BATTERYSTRENGTH:
1983 		if (value == 0) {
1984 			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1985 		}
1986 		else {
1987 			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1988 			wacom_wac->hid_data.battery_capacity = value;
1989 			wacom_wac->hid_data.bat_connected = 1;
1990 			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1991 		}
1992 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1993 		break;
1994 	case WACOM_HID_WD_BATTERY_LEVEL:
1995 		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1996 		wacom_wac->hid_data.battery_capacity = value;
1997 		wacom_wac->hid_data.bat_connected = 1;
1998 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1999 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
2000 		break;
2001 	case WACOM_HID_WD_BATTERY_CHARGING:
2002 		wacom_wac->hid_data.bat_charging = value;
2003 		wacom_wac->hid_data.ps_connected = value;
2004 		wacom_wac->hid_data.bat_connected = 1;
2005 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
2006 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
2007 		break;
2008 	}
2009 }
2010 
2011 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
2012 		struct hid_report *report)
2013 {
2014 	return;
2015 }
2016 
2017 static void wacom_wac_battery_report(struct hid_device *hdev,
2018 		struct hid_report *report)
2019 {
2020 	struct wacom *wacom = hid_get_drvdata(hdev);
2021 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2022 
2023 	int status = wacom_wac->hid_data.bat_status;
2024 	int capacity = wacom_wac->hid_data.battery_capacity;
2025 	bool charging = wacom_wac->hid_data.bat_charging;
2026 	bool connected = wacom_wac->hid_data.bat_connected;
2027 	bool powered = wacom_wac->hid_data.ps_connected;
2028 
2029 	wacom_notify_battery(wacom_wac, status, capacity, charging,
2030 			     connected, powered);
2031 }
2032 
2033 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
2034 		struct hid_field *field, struct hid_usage *usage)
2035 {
2036 	struct wacom *wacom = hid_get_drvdata(hdev);
2037 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2038 	struct wacom_features *features = &wacom_wac->features;
2039 	struct input_dev *input = wacom_wac->pad_input;
2040 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2041 
2042 	switch (equivalent_usage) {
2043 	case WACOM_HID_WD_ACCELEROMETER_X:
2044 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2045 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2046 		features->device_type |= WACOM_DEVICETYPE_PAD;
2047 		break;
2048 	case WACOM_HID_WD_ACCELEROMETER_Y:
2049 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2050 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2051 		features->device_type |= WACOM_DEVICETYPE_PAD;
2052 		break;
2053 	case WACOM_HID_WD_ACCELEROMETER_Z:
2054 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2055 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2056 		features->device_type |= WACOM_DEVICETYPE_PAD;
2057 		break;
2058 	case WACOM_HID_WD_BUTTONCENTER:
2059 	case WACOM_HID_WD_BUTTONHOME:
2060 	case WACOM_HID_WD_BUTTONUP:
2061 	case WACOM_HID_WD_BUTTONDOWN:
2062 	case WACOM_HID_WD_BUTTONLEFT:
2063 	case WACOM_HID_WD_BUTTONRIGHT:
2064 		wacom_map_usage(input, usage, field, EV_KEY,
2065 				wacom_numbered_button_to_key(features->numbered_buttons),
2066 				0);
2067 		features->numbered_buttons++;
2068 		features->device_type |= WACOM_DEVICETYPE_PAD;
2069 		break;
2070 	case WACOM_HID_WD_MUTE_DEVICE:
2071 		/* softkey touch switch */
2072 		wacom_wac->is_soft_touch_switch = true;
2073 		fallthrough;
2074 	case WACOM_HID_WD_TOUCHONOFF:
2075 		/*
2076 		 * These two usages, which are used to mute touch events, come
2077 		 * from the pad packet, but are reported on the touch
2078 		 * interface. Because the touch interface may not have
2079 		 * been created yet, we cannot call wacom_map_usage(). In
2080 		 * order to process the usages when we receive them, we set
2081 		 * the usage type and code directly.
2082 		 */
2083 		wacom_wac->has_mute_touch_switch = true;
2084 		usage->type = EV_SW;
2085 		usage->code = SW_MUTE_DEVICE;
2086 		break;
2087 	case WACOM_HID_WD_TOUCHSTRIP:
2088 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2089 		features->device_type |= WACOM_DEVICETYPE_PAD;
2090 		break;
2091 	case WACOM_HID_WD_TOUCHSTRIP2:
2092 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2093 		features->device_type |= WACOM_DEVICETYPE_PAD;
2094 		break;
2095 	case WACOM_HID_WD_TOUCHRING:
2096 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2097 		features->device_type |= WACOM_DEVICETYPE_PAD;
2098 		break;
2099 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2100 		/*
2101 		 * Only set up type/code association. Completely mapping
2102 		 * this usage may overwrite the axis resolution and range.
2103 		 */
2104 		usage->type = EV_ABS;
2105 		usage->code = ABS_WHEEL;
2106 		set_bit(EV_ABS, input->evbit);
2107 		features->device_type |= WACOM_DEVICETYPE_PAD;
2108 		break;
2109 	case WACOM_HID_WD_BUTTONCONFIG:
2110 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2111 		features->device_type |= WACOM_DEVICETYPE_PAD;
2112 		break;
2113 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2114 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2115 		features->device_type |= WACOM_DEVICETYPE_PAD;
2116 		break;
2117 	case WACOM_HID_WD_CONTROLPANEL:
2118 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2119 		features->device_type |= WACOM_DEVICETYPE_PAD;
2120 		break;
2121 	case WACOM_HID_WD_MODE_CHANGE:
2122 		/* do not overwrite previous data */
2123 		if (!wacom_wac->has_mode_change) {
2124 			wacom_wac->has_mode_change = true;
2125 			wacom_wac->is_direct_mode = true;
2126 		}
2127 		features->device_type |= WACOM_DEVICETYPE_PAD;
2128 		break;
2129 	}
2130 
2131 	switch (equivalent_usage & 0xfffffff0) {
2132 	case WACOM_HID_WD_EXPRESSKEY00:
2133 		wacom_map_usage(input, usage, field, EV_KEY,
2134 				wacom_numbered_button_to_key(features->numbered_buttons),
2135 				0);
2136 		features->numbered_buttons++;
2137 		features->device_type |= WACOM_DEVICETYPE_PAD;
2138 		break;
2139 	}
2140 }
2141 
2142 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2143 		struct hid_usage *usage, __s32 value)
2144 {
2145 	struct wacom *wacom = hid_get_drvdata(hdev);
2146 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2147 	struct input_dev *input = wacom_wac->pad_input;
2148 	struct wacom_features *features = &wacom_wac->features;
2149 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2150 	int i;
2151 	bool do_report = false;
2152 
2153 	/*
2154 	 * Avoid reporting this event and setting inrange_state if this usage
2155 	 * hasn't been mapped.
2156 	 */
2157 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2158 		return;
2159 
2160 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2161 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
2162 			wacom_wac->hid_data.inrange_state |= value;
2163 	}
2164 
2165 	/* Process touch switch state first since it is reported through touch interface,
2166 	 * which is indepentent of pad interface. In the case when there are no other pad
2167 	 * events, the pad interface will not even be created.
2168 	 */
2169 	if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2170 	   (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2171 		if (wacom_wac->shared->touch_input) {
2172 			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2173 
2174 			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2175 				*is_touch_on = !(*is_touch_on);
2176 			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2177 				*is_touch_on = value;
2178 
2179 			input_report_switch(wacom_wac->shared->touch_input,
2180 					    SW_MUTE_DEVICE, !(*is_touch_on));
2181 			input_sync(wacom_wac->shared->touch_input);
2182 		}
2183 		return;
2184 	}
2185 
2186 	if (!input)
2187 		return;
2188 
2189 	switch (equivalent_usage) {
2190 	case WACOM_HID_WD_TOUCHRING:
2191 		/*
2192 		 * Userspace expects touchrings to increase in value with
2193 		 * clockwise gestures and have their zero point at the
2194 		 * tablet's left. HID events "should" be clockwise-
2195 		 * increasing and zero at top, though the MobileStudio
2196 		 * Pro and 2nd-gen Intuos Pro don't do this...
2197 		 */
2198 		if (hdev->vendor == 0x56a &&
2199 		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2200 		     hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2201 		     hdev->product == 0x392 ||				  /* Intuos Pro 2 */
2202 		     hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2203 		     hdev->product == 0x3AA)) {				  /* MobileStudio Pro */
2204 			value = (field->logical_maximum - value);
2205 
2206 			if (hdev->product == 0x357 || hdev->product == 0x358 ||
2207 			    hdev->product == 0x392)
2208 				value = wacom_offset_rotation(input, usage, value, 3, 16);
2209 			else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2210 				 hdev->product == 0x398 || hdev->product == 0x399 ||
2211 				 hdev->product == 0x3AA)
2212 				value = wacom_offset_rotation(input, usage, value, 1, 2);
2213 		}
2214 		else {
2215 			value = wacom_offset_rotation(input, usage, value, 1, 4);
2216 		}
2217 		do_report = true;
2218 		break;
2219 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2220 		if (!value)
2221 			input_event(input, usage->type, usage->code, 0);
2222 		break;
2223 
2224 	case WACOM_HID_WD_MODE_CHANGE:
2225 		if (wacom_wac->is_direct_mode != value) {
2226 			wacom_wac->is_direct_mode = value;
2227 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2228 		}
2229 		break;
2230 
2231 	case WACOM_HID_WD_BUTTONCENTER:
2232 		for (i = 0; i < wacom->led.count; i++)
2233 			wacom_update_led(wacom, features->numbered_buttons,
2234 					 value, i);
2235 		fallthrough;
2236 	default:
2237 		do_report = true;
2238 		break;
2239 	}
2240 
2241 	if (do_report) {
2242 		input_event(input, usage->type, usage->code, value);
2243 		if (value)
2244 			wacom_wac->hid_data.pad_input_event_flag = true;
2245 	}
2246 }
2247 
2248 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2249 		struct hid_report *report)
2250 {
2251 	struct wacom *wacom = hid_get_drvdata(hdev);
2252 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2253 
2254 	wacom_wac->hid_data.inrange_state = 0;
2255 }
2256 
2257 static void wacom_wac_pad_report(struct hid_device *hdev,
2258 		struct hid_report *report, struct hid_field *field)
2259 {
2260 	struct wacom *wacom = hid_get_drvdata(hdev);
2261 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2262 	struct input_dev *input = wacom_wac->pad_input;
2263 	bool active = wacom_wac->hid_data.inrange_state != 0;
2264 
2265 	/* report prox for expresskey events */
2266 	if (wacom_wac->hid_data.pad_input_event_flag) {
2267 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2268 		input_sync(input);
2269 		if (!active)
2270 			wacom_wac->hid_data.pad_input_event_flag = false;
2271 	}
2272 }
2273 
2274 static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2275 {
2276 	struct input_dev *input = wacom_wac->pen_input;
2277 	struct wacom_features *features = &wacom_wac->features;
2278 
2279 	if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2280 	    wacom_wac->hid_data.barrelswitch &&
2281 	    wacom_wac->hid_data.barrelswitch2 &&
2282 	    wacom_wac->hid_data.serialhi &&
2283 	    !wacom_wac->hid_data.barrelswitch3) {
2284 		input_set_capability(input, EV_KEY, BTN_STYLUS3);
2285 		features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2286 	}
2287 }
2288 
2289 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2290 		struct hid_field *field, struct hid_usage *usage)
2291 {
2292 	struct wacom *wacom = hid_get_drvdata(hdev);
2293 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2294 	struct wacom_features *features = &wacom_wac->features;
2295 	struct input_dev *input = wacom_wac->pen_input;
2296 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2297 
2298 	switch (equivalent_usage) {
2299 	case HID_GD_X:
2300 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2301 		break;
2302 	case HID_GD_Y:
2303 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2304 		break;
2305 	case WACOM_HID_WD_DISTANCE:
2306 	case HID_GD_Z:
2307 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2308 		break;
2309 	case HID_DG_TIPPRESSURE:
2310 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2311 		break;
2312 	case HID_DG_INRANGE:
2313 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2314 		break;
2315 	case HID_DG_INVERT:
2316 		wacom_map_usage(input, usage, field, EV_KEY,
2317 				BTN_TOOL_RUBBER, 0);
2318 		break;
2319 	case HID_DG_TILT_X:
2320 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2321 		break;
2322 	case HID_DG_TILT_Y:
2323 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2324 		break;
2325 	case HID_DG_TWIST:
2326 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2327 		break;
2328 	case HID_DG_ERASER:
2329 		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2330 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2331 		break;
2332 	case HID_DG_TIPSWITCH:
2333 		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2334 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2335 		break;
2336 	case HID_DG_BARRELSWITCH:
2337 		wacom_wac->hid_data.barrelswitch = true;
2338 		wacom_set_barrel_switch3_usage(wacom_wac);
2339 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2340 		break;
2341 	case HID_DG_BARRELSWITCH2:
2342 		wacom_wac->hid_data.barrelswitch2 = true;
2343 		wacom_set_barrel_switch3_usage(wacom_wac);
2344 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2345 		break;
2346 	case HID_DG_TOOLSERIALNUMBER:
2347 		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2348 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2349 		break;
2350 	case HID_DG_SCANTIME:
2351 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2352 		break;
2353 	case WACOM_HID_WD_SENSE:
2354 		features->quirks |= WACOM_QUIRK_SENSE;
2355 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2356 		break;
2357 	case WACOM_HID_WD_SERIALHI:
2358 		wacom_wac->hid_data.serialhi = true;
2359 		wacom_set_barrel_switch3_usage(wacom_wac);
2360 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2361 		break;
2362 	case WACOM_HID_WD_FINGERWHEEL:
2363 		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2364 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2365 		break;
2366 	case WACOM_HID_WD_BARRELSWITCH3:
2367 		wacom_wac->hid_data.barrelswitch3 = true;
2368 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2369 		features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2370 		break;
2371 	}
2372 }
2373 
2374 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2375 		struct hid_usage *usage, __s32 value)
2376 {
2377 	struct wacom *wacom = hid_get_drvdata(hdev);
2378 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2379 	struct wacom_features *features = &wacom_wac->features;
2380 	struct input_dev *input = wacom_wac->pen_input;
2381 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2382 
2383 	if (wacom_wac->is_invalid_bt_frame)
2384 		return;
2385 
2386 	switch (equivalent_usage) {
2387 	case HID_GD_Z:
2388 		/*
2389 		 * HID_GD_Z "should increase as the control's position is
2390 		 * moved from high to low", while ABS_DISTANCE instead
2391 		 * increases in value as the tool moves from low to high.
2392 		 */
2393 		value = field->logical_maximum - value;
2394 		break;
2395 	case HID_DG_INRANGE:
2396 		mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2397 		wacom_wac->hid_data.inrange_state = value;
2398 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2399 			wacom_wac->hid_data.sense_state = value;
2400 		return;
2401 	case HID_DG_INVERT:
2402 		wacom_wac->hid_data.invert_state = value;
2403 		return;
2404 	case HID_DG_ERASER:
2405 	case HID_DG_TIPSWITCH:
2406 		wacom_wac->hid_data.tipswitch |= value;
2407 		return;
2408 	case HID_DG_BARRELSWITCH:
2409 		wacom_wac->hid_data.barrelswitch = value;
2410 		return;
2411 	case HID_DG_BARRELSWITCH2:
2412 		wacom_wac->hid_data.barrelswitch2 = value;
2413 		return;
2414 	case HID_DG_TOOLSERIALNUMBER:
2415 		if (value) {
2416 			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2417 			wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2418 		}
2419 		return;
2420 	case HID_DG_TWIST:
2421 		/* don't modify the value if the pen doesn't support the feature */
2422 		if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2423 
2424 		/*
2425 		 * Userspace expects pen twist to have its zero point when
2426 		 * the buttons/finger is on the tablet's left. HID values
2427 		 * are zero when buttons are toward the top.
2428 		 */
2429 		value = wacom_offset_rotation(input, usage, value, 1, 4);
2430 		break;
2431 	case WACOM_HID_WD_SENSE:
2432 		wacom_wac->hid_data.sense_state = value;
2433 		return;
2434 	case WACOM_HID_WD_SERIALHI:
2435 		if (value) {
2436 			__u32 raw_value = wacom_s32tou(value, field->report_size);
2437 
2438 			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2439 			wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2440 			/*
2441 			 * Non-USI EMR devices may contain additional tool type
2442 			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2443 			 * more details.
2444 			 */
2445 			if (value >> 20 == 1) {
2446 				wacom_wac->id[0] |= raw_value & 0xFFFFF;
2447 			}
2448 		}
2449 		return;
2450 	case WACOM_HID_WD_TOOLTYPE:
2451 		/*
2452 		 * Some devices (MobileStudio Pro, and possibly later
2453 		 * devices as well) do not return the complete tool
2454 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2455 		 * bitwise OR so the complete value can be built
2456 		 * up over time :(
2457 		 */
2458 		wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2459 		return;
2460 	case WACOM_HID_WD_OFFSETLEFT:
2461 		if (features->offset_left && value != features->offset_left)
2462 			hid_warn(hdev, "%s: overriding existing left offset "
2463 				 "%d -> %d\n", __func__, value,
2464 				 features->offset_left);
2465 		features->offset_left = value;
2466 		return;
2467 	case WACOM_HID_WD_OFFSETRIGHT:
2468 		if (features->offset_right && value != features->offset_right)
2469 			hid_warn(hdev, "%s: overriding existing right offset "
2470 				 "%d -> %d\n", __func__, value,
2471 				 features->offset_right);
2472 		features->offset_right = value;
2473 		return;
2474 	case WACOM_HID_WD_OFFSETTOP:
2475 		if (features->offset_top && value != features->offset_top)
2476 			hid_warn(hdev, "%s: overriding existing top offset "
2477 				 "%d -> %d\n", __func__, value,
2478 				 features->offset_top);
2479 		features->offset_top = value;
2480 		return;
2481 	case WACOM_HID_WD_OFFSETBOTTOM:
2482 		if (features->offset_bottom && value != features->offset_bottom)
2483 			hid_warn(hdev, "%s: overriding existing bottom offset "
2484 				 "%d -> %d\n", __func__, value,
2485 				 features->offset_bottom);
2486 		features->offset_bottom = value;
2487 		return;
2488 	case WACOM_HID_WD_REPORT_VALID:
2489 		wacom_wac->is_invalid_bt_frame = !value;
2490 		return;
2491 	case WACOM_HID_WD_BARRELSWITCH3:
2492 		wacom_wac->hid_data.barrelswitch3 = value;
2493 		return;
2494 	case WACOM_HID_WD_SEQUENCENUMBER:
2495 		if (wacom_wac->hid_data.sequence_number != value)
2496 			hid_warn(hdev, "Dropped %hu packets", (unsigned short)(value - wacom_wac->hid_data.sequence_number));
2497 		wacom_wac->hid_data.sequence_number = value + 1;
2498 		return;
2499 	}
2500 
2501 	/* send pen events only when touch is up or forced out
2502 	 * or touch arbitration is off
2503 	 */
2504 	if (!usage->type || delay_pen_events(wacom_wac))
2505 		return;
2506 
2507 	/* send pen events only when the pen is in range */
2508 	if (wacom_wac->hid_data.inrange_state)
2509 		input_event(input, usage->type, usage->code, value);
2510 	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2511 		input_event(input, usage->type, usage->code, 0);
2512 }
2513 
2514 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2515 		struct hid_report *report)
2516 {
2517 	struct wacom *wacom = hid_get_drvdata(hdev);
2518 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2519 
2520 	wacom_wac->is_invalid_bt_frame = false;
2521 	return;
2522 }
2523 
2524 static void wacom_wac_pen_report(struct hid_device *hdev,
2525 		struct hid_report *report)
2526 {
2527 	struct wacom *wacom = hid_get_drvdata(hdev);
2528 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2529 	struct input_dev *input = wacom_wac->pen_input;
2530 	bool range = wacom_wac->hid_data.inrange_state;
2531 	bool sense = wacom_wac->hid_data.sense_state;
2532 
2533 	if (wacom_wac->is_invalid_bt_frame)
2534 		return;
2535 
2536 	if (!wacom_wac->tool[0] && range) { /* first in range */
2537 		/* Going into range select tool */
2538 		if (wacom_wac->hid_data.invert_state)
2539 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2540 		else if (wacom_wac->id[0])
2541 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2542 		else
2543 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2544 	}
2545 
2546 	/* keep pen state for touch events */
2547 	wacom_wac->shared->stylus_in_proximity = sense;
2548 
2549 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2550 		int id = wacom_wac->id[0];
2551 		if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2552 			int sw_state = wacom_wac->hid_data.barrelswitch |
2553 				       (wacom_wac->hid_data.barrelswitch2 << 1);
2554 			wacom_wac->hid_data.barrelswitch = sw_state == 1;
2555 			wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2556 			wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2557 		}
2558 		input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2559 		input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2560 		input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2561 
2562 		/*
2563 		 * Non-USI EMR tools should have their IDs mangled to
2564 		 * match the legacy behavior of wacom_intuos_general
2565 		 */
2566 		if (wacom_wac->serial[0] >> 52 == 1)
2567 			id = wacom_intuos_id_mangle(id);
2568 
2569 		/*
2570 		 * To ensure compatibility with xf86-input-wacom, we should
2571 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2572 		 * MSC_SERIAL events.
2573 		 */
2574 		input_report_key(input, BTN_TOUCH,
2575 				wacom_wac->hid_data.tipswitch);
2576 		input_report_key(input, wacom_wac->tool[0], sense);
2577 		if (wacom_wac->serial[0]) {
2578 			input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]);
2579 			input_report_abs(input, ABS_MISC, sense ? id : 0);
2580 		}
2581 
2582 		wacom_wac->hid_data.tipswitch = false;
2583 
2584 		input_sync(input);
2585 	}
2586 
2587 	if (!sense) {
2588 		wacom_wac->tool[0] = 0;
2589 		wacom_wac->id[0] = 0;
2590 		wacom_wac->serial[0] = 0;
2591 	}
2592 }
2593 
2594 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2595 		struct hid_field *field, struct hid_usage *usage)
2596 {
2597 	struct wacom *wacom = hid_get_drvdata(hdev);
2598 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2599 	struct input_dev *input = wacom_wac->touch_input;
2600 	unsigned touch_max = wacom_wac->features.touch_max;
2601 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2602 
2603 	switch (equivalent_usage) {
2604 	case HID_GD_X:
2605 		if (touch_max == 1)
2606 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2607 		else
2608 			wacom_map_usage(input, usage, field, EV_ABS,
2609 					ABS_MT_POSITION_X, 4);
2610 		break;
2611 	case HID_GD_Y:
2612 		if (touch_max == 1)
2613 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2614 		else
2615 			wacom_map_usage(input, usage, field, EV_ABS,
2616 					ABS_MT_POSITION_Y, 4);
2617 		break;
2618 	case HID_DG_WIDTH:
2619 	case HID_DG_HEIGHT:
2620 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2621 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2622 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2623 		break;
2624 	case HID_DG_TIPSWITCH:
2625 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2626 		break;
2627 	case HID_DG_CONTACTCOUNT:
2628 		wacom_wac->hid_data.cc_report = field->report->id;
2629 		wacom_wac->hid_data.cc_index = field->index;
2630 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2631 		break;
2632 	case HID_DG_CONTACTID:
2633 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2634 			/*
2635 			 * The HID descriptor for G11 sensors leaves logical
2636 			 * maximum set to '1' despite it being a multitouch
2637 			 * device. Override to a sensible number.
2638 			 */
2639 			field->logical_maximum = 255;
2640 		}
2641 		break;
2642 	case HID_DG_SCANTIME:
2643 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2644 		break;
2645 	}
2646 }
2647 
2648 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2649 		struct input_dev *input)
2650 {
2651 	struct hid_data *hid_data = &wacom_wac->hid_data;
2652 	bool mt = wacom_wac->features.touch_max > 1;
2653 	bool prox = hid_data->tipswitch &&
2654 		    report_touch_events(wacom_wac);
2655 
2656 	if (touch_is_muted(wacom_wac)) {
2657 		if (!wacom_wac->shared->touch_down)
2658 			return;
2659 		prox = false;
2660 	}
2661 
2662 	wacom_wac->hid_data.num_received++;
2663 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2664 		return;
2665 
2666 	if (mt) {
2667 		int slot;
2668 
2669 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2670 		if (slot < 0) {
2671 			return;
2672 		} else {
2673 			struct input_mt_slot *ps = &input->mt->slots[slot];
2674 			int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2675 
2676 			if (!prox && mt_id < 0) {
2677 				// No data to send for this slot; short-circuit
2678 				return;
2679 			}
2680 		}
2681 
2682 		input_mt_slot(input, slot);
2683 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2684 	}
2685 	else {
2686 		input_report_key(input, BTN_TOUCH, prox);
2687 	}
2688 
2689 	if (prox) {
2690 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2691 				 hid_data->x);
2692 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2693 				 hid_data->y);
2694 
2695 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2696 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2697 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2698 			if (hid_data->width != hid_data->height)
2699 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2700 		}
2701 	}
2702 }
2703 
2704 static bool wacom_wac_slot_is_active(struct input_dev *dev, int key)
2705 {
2706 	struct input_mt *mt = dev->mt;
2707 	struct input_mt_slot *s;
2708 
2709 	if (!mt)
2710 		return false;
2711 
2712 	for (s = mt->slots; s != mt->slots + mt->num_slots; s++) {
2713 		if (s->key == key &&
2714 			input_mt_get_value(s, ABS_MT_TRACKING_ID) >= 0) {
2715 			return true;
2716 		}
2717 	}
2718 
2719 	return false;
2720 }
2721 
2722 static void wacom_wac_finger_event(struct hid_device *hdev,
2723 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2724 {
2725 	struct wacom *wacom = hid_get_drvdata(hdev);
2726 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2727 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2728 	struct wacom_features *features = &wacom->wacom_wac.features;
2729 
2730 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2731 		return;
2732 
2733 	if (wacom_wac->is_invalid_bt_frame)
2734 		return;
2735 
2736 	switch (equivalent_usage) {
2737 	case HID_DG_CONFIDENCE:
2738 		wacom_wac->hid_data.confidence = value;
2739 		break;
2740 	case HID_GD_X:
2741 		wacom_wac->hid_data.x = value;
2742 		break;
2743 	case HID_GD_Y:
2744 		wacom_wac->hid_data.y = value;
2745 		break;
2746 	case HID_DG_WIDTH:
2747 		wacom_wac->hid_data.width = value;
2748 		break;
2749 	case HID_DG_HEIGHT:
2750 		wacom_wac->hid_data.height = value;
2751 		break;
2752 	case HID_DG_CONTACTID:
2753 		wacom_wac->hid_data.id = value;
2754 		break;
2755 	case HID_DG_TIPSWITCH:
2756 		wacom_wac->hid_data.tipswitch = value;
2757 		break;
2758 	case WACOM_HID_WT_REPORT_VALID:
2759 		wacom_wac->is_invalid_bt_frame = !value;
2760 		return;
2761 	case HID_DG_CONTACTMAX:
2762 		if (!features->touch_max) {
2763 			features->touch_max = value;
2764 		} else {
2765 			hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2766 				 "%d -> %d\n", __func__, features->touch_max, value);
2767 		}
2768 		return;
2769 	}
2770 
2771 	if (usage->usage_index + 1 == field->report_count) {
2772 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field) {
2773 			bool touch_removed = wacom_wac_slot_is_active(wacom_wac->touch_input,
2774 				wacom_wac->hid_data.id) && !wacom_wac->hid_data.tipswitch;
2775 
2776 			if (wacom_wac->hid_data.confidence || touch_removed) {
2777 				wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2778 			}
2779 		}
2780 	}
2781 }
2782 
2783 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2784 		struct hid_report *report)
2785 {
2786 	struct wacom *wacom = hid_get_drvdata(hdev);
2787 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2788 	struct hid_data* hid_data = &wacom_wac->hid_data;
2789 	int i;
2790 
2791 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2792 		return;
2793 
2794 	wacom_wac->is_invalid_bt_frame = false;
2795 
2796 	hid_data->confidence = true;
2797 
2798 	hid_data->cc_report = 0;
2799 	hid_data->cc_index = -1;
2800 	hid_data->cc_value_index = -1;
2801 
2802 	for (i = 0; i < report->maxfield; i++) {
2803 		struct hid_field *field = report->field[i];
2804 		int j;
2805 
2806 		for (j = 0; j < field->maxusage; j++) {
2807 			struct hid_usage *usage = &field->usage[j];
2808 			unsigned int equivalent_usage =
2809 				wacom_equivalent_usage(usage->hid);
2810 
2811 			switch (equivalent_usage) {
2812 			case HID_GD_X:
2813 			case HID_GD_Y:
2814 			case HID_DG_WIDTH:
2815 			case HID_DG_HEIGHT:
2816 			case HID_DG_CONTACTID:
2817 			case HID_DG_INRANGE:
2818 			case HID_DG_INVERT:
2819 			case HID_DG_TIPSWITCH:
2820 				hid_data->last_slot_field = equivalent_usage;
2821 				break;
2822 			case HID_DG_CONTACTCOUNT:
2823 				hid_data->cc_report = report->id;
2824 				hid_data->cc_index = i;
2825 				hid_data->cc_value_index = j;
2826 				break;
2827 			}
2828 		}
2829 	}
2830 
2831 	if (hid_data->cc_report != 0 &&
2832 	    hid_data->cc_index >= 0) {
2833 		struct hid_field *field = report->field[hid_data->cc_index];
2834 		int value = field->value[hid_data->cc_value_index];
2835 		if (value) {
2836 			hid_data->num_expected = value;
2837 			hid_data->num_received = 0;
2838 		}
2839 	}
2840 	else {
2841 		hid_data->num_expected = wacom_wac->features.touch_max;
2842 		hid_data->num_received = 0;
2843 	}
2844 }
2845 
2846 static void wacom_wac_finger_report(struct hid_device *hdev,
2847 		struct hid_report *report)
2848 {
2849 	struct wacom *wacom = hid_get_drvdata(hdev);
2850 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2851 	struct input_dev *input = wacom_wac->touch_input;
2852 	unsigned touch_max = wacom_wac->features.touch_max;
2853 
2854 	/* if there was nothing to process, don't send an empty sync */
2855 	if (wacom_wac->hid_data.num_expected == 0)
2856 		return;
2857 
2858 	/* If more packets of data are expected, give us a chance to
2859 	 * process them rather than immediately syncing a partial
2860 	 * update.
2861 	 */
2862 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2863 		return;
2864 
2865 	if (touch_max > 1)
2866 		input_mt_sync_frame(input);
2867 
2868 	input_sync(input);
2869 	wacom_wac->hid_data.num_received = 0;
2870 	wacom_wac->hid_data.num_expected = 0;
2871 
2872 	/* keep touch state for pen event */
2873 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2874 }
2875 
2876 void wacom_wac_usage_mapping(struct hid_device *hdev,
2877 		struct hid_field *field, struct hid_usage *usage)
2878 {
2879 	struct wacom *wacom = hid_get_drvdata(hdev);
2880 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2881 	struct wacom_features *features = &wacom_wac->features;
2882 
2883 	if (WACOM_DIRECT_DEVICE(field))
2884 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2885 
2886 	/* usage tests must precede field tests */
2887 	if (WACOM_BATTERY_USAGE(usage))
2888 		wacom_wac_battery_usage_mapping(hdev, field, usage);
2889 	else if (WACOM_PAD_FIELD(field))
2890 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2891 	else if (WACOM_PEN_FIELD(field))
2892 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2893 	else if (WACOM_FINGER_FIELD(field))
2894 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2895 }
2896 
2897 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2898 		struct hid_usage *usage, __s32 value)
2899 {
2900 	struct wacom *wacom = hid_get_drvdata(hdev);
2901 
2902 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2903 		return;
2904 
2905 	if (value > field->logical_maximum || value < field->logical_minimum)
2906 		return;
2907 
2908 	/* usage tests must precede field tests */
2909 	if (WACOM_BATTERY_USAGE(usage))
2910 		wacom_wac_battery_event(hdev, field, usage, value);
2911 	else if (WACOM_PAD_FIELD(field))
2912 		wacom_wac_pad_event(hdev, field, usage, value);
2913 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2914 		wacom_wac_pen_event(hdev, field, usage, value);
2915 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2916 		wacom_wac_finger_event(hdev, field, usage, value);
2917 }
2918 
2919 static void wacom_report_events(struct hid_device *hdev,
2920 				struct hid_report *report, int collection_index,
2921 				int field_index)
2922 {
2923 	int r;
2924 
2925 	for (r = field_index; r < report->maxfield; r++) {
2926 		struct hid_field *field;
2927 		unsigned count, n;
2928 
2929 		field = report->field[r];
2930 		count = field->report_count;
2931 
2932 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2933 			continue;
2934 
2935 		for (n = 0 ; n < count; n++) {
2936 			if (field->usage[n].collection_index == collection_index)
2937 				wacom_wac_event(hdev, field, &field->usage[n],
2938 						field->value[n]);
2939 			else
2940 				return;
2941 		}
2942 	}
2943 }
2944 
2945 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2946 			 int collection_index, struct hid_field *field,
2947 			 int field_index)
2948 {
2949 	struct wacom *wacom = hid_get_drvdata(hdev);
2950 
2951 	wacom_report_events(hdev, report, collection_index, field_index);
2952 
2953 	/*
2954 	 * Non-input reports may be sent prior to the device being
2955 	 * completely initialized. Since only their events need
2956 	 * to be processed, exit after 'wacom_report_events' has
2957 	 * been called to prevent potential crashes in the report-
2958 	 * processing functions.
2959 	 */
2960 	if (report->type != HID_INPUT_REPORT)
2961 		return -1;
2962 
2963 	if (WACOM_PAD_FIELD(field))
2964 		return 0;
2965 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2966 		wacom_wac_pen_report(hdev, report);
2967 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2968 		wacom_wac_finger_report(hdev, report);
2969 
2970 	return 0;
2971 }
2972 
2973 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2974 {
2975 	struct wacom *wacom = hid_get_drvdata(hdev);
2976 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2977 	struct hid_field *field;
2978 	bool pad_in_hid_field = false, pen_in_hid_field = false,
2979 		finger_in_hid_field = false, true_pad = false;
2980 	int r;
2981 	int prev_collection = -1;
2982 
2983 	if (wacom_wac->features.type != HID_GENERIC)
2984 		return;
2985 
2986 	for (r = 0; r < report->maxfield; r++) {
2987 		field = report->field[r];
2988 
2989 		if (WACOM_PAD_FIELD(field))
2990 			pad_in_hid_field = true;
2991 		if (WACOM_PEN_FIELD(field))
2992 			pen_in_hid_field = true;
2993 		if (WACOM_FINGER_FIELD(field))
2994 			finger_in_hid_field = true;
2995 		if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
2996 			true_pad = true;
2997 	}
2998 
2999 	wacom_wac_battery_pre_report(hdev, report);
3000 
3001 	if (pad_in_hid_field && wacom->wacom_wac.pad_input)
3002 		wacom_wac_pad_pre_report(hdev, report);
3003 	if (pen_in_hid_field && wacom->wacom_wac.pen_input)
3004 		wacom_wac_pen_pre_report(hdev, report);
3005 	if (finger_in_hid_field && wacom->wacom_wac.touch_input)
3006 		wacom_wac_finger_pre_report(hdev, report);
3007 
3008 	for (r = 0; r < report->maxfield; r++) {
3009 		field = report->field[r];
3010 
3011 		if (field->usage[0].collection_index != prev_collection) {
3012 			if (wacom_wac_collection(hdev, report,
3013 				field->usage[0].collection_index, field, r) < 0)
3014 				return;
3015 			prev_collection = field->usage[0].collection_index;
3016 		}
3017 	}
3018 
3019 	wacom_wac_battery_report(hdev, report);
3020 
3021 	if (true_pad && wacom->wacom_wac.pad_input)
3022 		wacom_wac_pad_report(hdev, report, field);
3023 }
3024 
3025 static int wacom_bpt_touch(struct wacom_wac *wacom)
3026 {
3027 	struct wacom_features *features = &wacom->features;
3028 	struct input_dev *input = wacom->touch_input;
3029 	struct input_dev *pad_input = wacom->pad_input;
3030 	unsigned char *data = wacom->data;
3031 	int i;
3032 
3033 	if (data[0] != 0x02)
3034 	    return 0;
3035 
3036 	for (i = 0; i < 2; i++) {
3037 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
3038 		bool touch = report_touch_events(wacom)
3039 			   && (data[offset + 3] & 0x80);
3040 
3041 		input_mt_slot(input, i);
3042 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3043 		if (touch) {
3044 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
3045 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
3046 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
3047 				x <<= 5;
3048 				y <<= 5;
3049 			}
3050 			input_report_abs(input, ABS_MT_POSITION_X, x);
3051 			input_report_abs(input, ABS_MT_POSITION_Y, y);
3052 		}
3053 	}
3054 
3055 	input_mt_sync_frame(input);
3056 
3057 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3058 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3059 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3060 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3061 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3062 
3063 	return 1;
3064 }
3065 
3066 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3067 {
3068 	struct wacom_features *features = &wacom->features;
3069 	struct input_dev *input = wacom->touch_input;
3070 	bool touch = data[1] & 0x80;
3071 	int slot = input_mt_get_slot_by_key(input, data[0]);
3072 
3073 	if (slot < 0)
3074 		return;
3075 
3076 	touch = touch && report_touch_events(wacom);
3077 
3078 	input_mt_slot(input, slot);
3079 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3080 
3081 	if (touch) {
3082 		int x = (data[2] << 4) | (data[4] >> 4);
3083 		int y = (data[3] << 4) | (data[4] & 0x0f);
3084 		int width, height;
3085 
3086 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3087 			width  = data[5] * 100;
3088 			height = data[6] * 100;
3089 		} else {
3090 			/*
3091 			 * "a" is a scaled-down area which we assume is
3092 			 * roughly circular and which can be described as:
3093 			 * a=(pi*r^2)/C.
3094 			 */
3095 			int a = data[5];
3096 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3097 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3098 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3099 			height = width * y_res / x_res;
3100 		}
3101 
3102 		input_report_abs(input, ABS_MT_POSITION_X, x);
3103 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3104 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3105 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3106 	}
3107 }
3108 
3109 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3110 {
3111 	struct input_dev *input = wacom->pad_input;
3112 	struct wacom_features *features = &wacom->features;
3113 
3114 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3115 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3116 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3117 	} else {
3118 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3119 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3120 	}
3121 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3122 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3123 }
3124 
3125 static int wacom_bpt3_touch(struct wacom_wac *wacom)
3126 {
3127 	unsigned char *data = wacom->data;
3128 	int count = data[1] & 0x07;
3129 	int  touch_changed = 0, i;
3130 
3131 	if (data[0] != 0x02)
3132 	    return 0;
3133 
3134 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3135 	for (i = 0; i < count; i++) {
3136 		int offset = (8 * i) + 2;
3137 		int msg_id = data[offset];
3138 
3139 		if (msg_id >= 2 && msg_id <= 17) {
3140 			wacom_bpt3_touch_msg(wacom, data + offset);
3141 			touch_changed++;
3142 		} else if (msg_id == 128)
3143 			wacom_bpt3_button_msg(wacom, data + offset);
3144 
3145 	}
3146 
3147 	/* only update touch if we actually have a touchpad and touch data changed */
3148 	if (wacom->touch_input && touch_changed) {
3149 		input_mt_sync_frame(wacom->touch_input);
3150 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3151 	}
3152 
3153 	return 1;
3154 }
3155 
3156 static int wacom_bpt_pen(struct wacom_wac *wacom)
3157 {
3158 	struct wacom_features *features = &wacom->features;
3159 	struct input_dev *input = wacom->pen_input;
3160 	unsigned char *data = wacom->data;
3161 	int x = 0, y = 0, p = 0, d = 0;
3162 	bool pen = false, btn1 = false, btn2 = false;
3163 	bool range, prox, rdy;
3164 
3165 	if (data[0] != WACOM_REPORT_PENABLED)
3166 	    return 0;
3167 
3168 	range = (data[1] & 0x80) == 0x80;
3169 	prox = (data[1] & 0x40) == 0x40;
3170 	rdy = (data[1] & 0x20) == 0x20;
3171 
3172 	wacom->shared->stylus_in_proximity = range;
3173 	if (delay_pen_events(wacom))
3174 		return 0;
3175 
3176 	if (rdy) {
3177 		p = le16_to_cpup((__le16 *)&data[6]);
3178 		pen = data[1] & 0x01;
3179 		btn1 = data[1] & 0x02;
3180 		btn2 = data[1] & 0x04;
3181 	}
3182 	if (prox) {
3183 		x = le16_to_cpup((__le16 *)&data[2]);
3184 		y = le16_to_cpup((__le16 *)&data[4]);
3185 
3186 		if (data[1] & 0x08) {
3187 			wacom->tool[0] = BTN_TOOL_RUBBER;
3188 			wacom->id[0] = ERASER_DEVICE_ID;
3189 		} else {
3190 			wacom->tool[0] = BTN_TOOL_PEN;
3191 			wacom->id[0] = STYLUS_DEVICE_ID;
3192 		}
3193 		wacom->reporting_data = true;
3194 	}
3195 	if (range) {
3196 		/*
3197 		 * Convert distance from out prox to distance from tablet.
3198 		 * distance will be greater than distance_max once
3199 		 * touching and applying pressure; do not report negative
3200 		 * distance.
3201 		 */
3202 		if (data[8] <= features->distance_max)
3203 			d = features->distance_max - data[8];
3204 	} else {
3205 		wacom->id[0] = 0;
3206 	}
3207 
3208 	if (wacom->reporting_data) {
3209 		input_report_key(input, BTN_TOUCH, pen);
3210 		input_report_key(input, BTN_STYLUS, btn1);
3211 		input_report_key(input, BTN_STYLUS2, btn2);
3212 
3213 		if (prox || !range) {
3214 			input_report_abs(input, ABS_X, x);
3215 			input_report_abs(input, ABS_Y, y);
3216 		}
3217 		input_report_abs(input, ABS_PRESSURE, p);
3218 		input_report_abs(input, ABS_DISTANCE, d);
3219 
3220 		input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3221 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3222 	}
3223 
3224 	if (!range) {
3225 		wacom->reporting_data = false;
3226 	}
3227 
3228 	return 1;
3229 }
3230 
3231 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3232 {
3233 	struct wacom_features *features = &wacom->features;
3234 
3235 	if ((features->type == INTUOSHT2) &&
3236 	    (features->device_type & WACOM_DEVICETYPE_PEN))
3237 		return wacom_intuos_irq(wacom);
3238 	else if (len == WACOM_PKGLEN_BBTOUCH)
3239 		return wacom_bpt_touch(wacom);
3240 	else if (len == WACOM_PKGLEN_BBTOUCH3)
3241 		return wacom_bpt3_touch(wacom);
3242 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3243 		return wacom_bpt_pen(wacom);
3244 
3245 	return 0;
3246 }
3247 
3248 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3249 		unsigned char *data)
3250 {
3251 	unsigned char prefix;
3252 
3253 	/*
3254 	 * We need to reroute the event from the debug interface to the
3255 	 * pen interface.
3256 	 * We need to add the report ID to the actual pen report, so we
3257 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
3258 	 * and memcpy the report.
3259 	 */
3260 	prefix = data[0];
3261 	data[0] = WACOM_REPORT_BPAD_PEN;
3262 
3263 	/*
3264 	 * actually reroute the event.
3265 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
3266 	 * will check for us.
3267 	 */
3268 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3269 			 WACOM_PKGLEN_PENABLED, 1);
3270 
3271 	data[0] = prefix;
3272 }
3273 
3274 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3275 		unsigned char *data)
3276 {
3277 	struct input_dev *input = wacom->touch_input;
3278 	unsigned char *finger_data, prefix;
3279 	unsigned id;
3280 	int x, y;
3281 	bool valid;
3282 
3283 	prefix = data[0];
3284 
3285 	for (id = 0; id < wacom->features.touch_max; id++) {
3286 		valid = !!(prefix & BIT(id)) &&
3287 			report_touch_events(wacom);
3288 
3289 		input_mt_slot(input, id);
3290 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3291 
3292 		if (!valid)
3293 			continue;
3294 
3295 		finger_data = data + 1 + id * 3;
3296 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3297 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3298 
3299 		input_report_abs(input, ABS_MT_POSITION_X, x);
3300 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3301 	}
3302 
3303 	input_mt_sync_frame(input);
3304 
3305 	input_report_key(input, BTN_LEFT, prefix & 0x40);
3306 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3307 
3308 	/* keep touch state for pen event */
3309 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3310 
3311 	return 1;
3312 }
3313 
3314 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3315 {
3316 	unsigned char *data = wacom->data;
3317 
3318 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3319 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3320 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3321 		return 0;
3322 
3323 	if (data[1] & 0x01)
3324 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3325 
3326 	if (data[1] & 0x02)
3327 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3328 
3329 	return 0;
3330 }
3331 
3332 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3333 {
3334 	unsigned char *data = wacom->data;
3335 	int connected;
3336 
3337 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3338 		return 0;
3339 
3340 	connected = data[1] & 0x01;
3341 	if (connected) {
3342 		int pid, battery, charging;
3343 
3344 		if ((wacom->shared->type == INTUOSHT ||
3345 		    wacom->shared->type == INTUOSHT2) &&
3346 		    wacom->shared->touch_input &&
3347 		    wacom->shared->touch_max) {
3348 			input_report_switch(wacom->shared->touch_input,
3349 					SW_MUTE_DEVICE, data[5] & 0x40);
3350 			input_sync(wacom->shared->touch_input);
3351 		}
3352 
3353 		pid = get_unaligned_be16(&data[6]);
3354 		battery = (data[5] & 0x3f) * 100 / 31;
3355 		charging = !!(data[5] & 0x80);
3356 		if (wacom->pid != pid) {
3357 			wacom->pid = pid;
3358 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3359 		}
3360 
3361 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3362 				     battery, charging, 1, 0);
3363 
3364 	} else if (wacom->pid != 0) {
3365 		/* disconnected while previously connected */
3366 		wacom->pid = 0;
3367 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3368 		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3369 	}
3370 
3371 	return 0;
3372 }
3373 
3374 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3375 {
3376 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3377 	struct wacom_features *features = &wacom_wac->features;
3378 	unsigned char *data = wacom_wac->data;
3379 
3380 	if (data[0] != WACOM_REPORT_USB)
3381 		return 0;
3382 
3383 	if ((features->type == INTUOSHT ||
3384 	    features->type == INTUOSHT2) &&
3385 	    wacom_wac->shared->touch_input &&
3386 	    features->touch_max) {
3387 		input_report_switch(wacom_wac->shared->touch_input,
3388 				    SW_MUTE_DEVICE, data[8] & 0x40);
3389 		input_sync(wacom_wac->shared->touch_input);
3390 	}
3391 
3392 	if (data[9] & 0x02) { /* wireless module is attached */
3393 		int battery = (data[8] & 0x3f) * 100 / 31;
3394 		bool charging = !!(data[8] & 0x80);
3395 
3396 		features->quirks |= WACOM_QUIRK_BATTERY;
3397 		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3398 				     battery, charging, battery || charging, 1);
3399 	}
3400 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3401 		 wacom->battery.battery) {
3402 		features->quirks &= ~WACOM_QUIRK_BATTERY;
3403 		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3404 	}
3405 	return 0;
3406 }
3407 
3408 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3409 {
3410 	bool sync;
3411 
3412 	switch (wacom_wac->features.type) {
3413 	case PENPARTNER:
3414 		sync = wacom_penpartner_irq(wacom_wac);
3415 		break;
3416 
3417 	case PL:
3418 		sync = wacom_pl_irq(wacom_wac);
3419 		break;
3420 
3421 	case WACOM_G4:
3422 	case GRAPHIRE:
3423 	case GRAPHIRE_BT:
3424 	case WACOM_MO:
3425 		sync = wacom_graphire_irq(wacom_wac);
3426 		break;
3427 
3428 	case PTU:
3429 		sync = wacom_ptu_irq(wacom_wac);
3430 		break;
3431 
3432 	case DTU:
3433 		sync = wacom_dtu_irq(wacom_wac);
3434 		break;
3435 
3436 	case DTUS:
3437 	case DTUSX:
3438 		sync = wacom_dtus_irq(wacom_wac);
3439 		break;
3440 
3441 	case INTUOS:
3442 	case INTUOS3S:
3443 	case INTUOS3:
3444 	case INTUOS3L:
3445 	case INTUOS4S:
3446 	case INTUOS4:
3447 	case INTUOS4L:
3448 	case CINTIQ:
3449 	case WACOM_BEE:
3450 	case WACOM_13HD:
3451 	case WACOM_21UX2:
3452 	case WACOM_22HD:
3453 	case WACOM_24HD:
3454 	case WACOM_27QHD:
3455 	case DTK:
3456 	case CINTIQ_HYBRID:
3457 	case CINTIQ_COMPANION_2:
3458 		sync = wacom_intuos_irq(wacom_wac);
3459 		break;
3460 
3461 	case INTUOS4WL:
3462 		sync = wacom_intuos_bt_irq(wacom_wac, len);
3463 		break;
3464 
3465 	case WACOM_24HDT:
3466 	case WACOM_27QHDT:
3467 		sync = wacom_24hdt_irq(wacom_wac);
3468 		break;
3469 
3470 	case INTUOS5S:
3471 	case INTUOS5:
3472 	case INTUOS5L:
3473 	case INTUOSPS:
3474 	case INTUOSPM:
3475 	case INTUOSPL:
3476 		if (len == WACOM_PKGLEN_BBTOUCH3)
3477 			sync = wacom_bpt3_touch(wacom_wac);
3478 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3479 			sync = wacom_status_irq(wacom_wac, len);
3480 		else
3481 			sync = wacom_intuos_irq(wacom_wac);
3482 		break;
3483 
3484 	case INTUOSP2_BT:
3485 	case INTUOSP2S_BT:
3486 	case INTUOSHT3_BT:
3487 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3488 		break;
3489 
3490 	case TABLETPC:
3491 	case TABLETPCE:
3492 	case TABLETPC2FG:
3493 	case MTSCREEN:
3494 	case MTTPC:
3495 	case MTTPC_B:
3496 		sync = wacom_tpc_irq(wacom_wac, len);
3497 		break;
3498 
3499 	case BAMBOO_PT:
3500 	case BAMBOO_PEN:
3501 	case BAMBOO_TOUCH:
3502 	case INTUOSHT:
3503 	case INTUOSHT2:
3504 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3505 			sync = wacom_status_irq(wacom_wac, len);
3506 		else
3507 			sync = wacom_bpt_irq(wacom_wac, len);
3508 		break;
3509 
3510 	case BAMBOO_PAD:
3511 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3512 		break;
3513 
3514 	case WIRELESS:
3515 		sync = wacom_wireless_irq(wacom_wac, len);
3516 		break;
3517 
3518 	case REMOTE:
3519 		sync = false;
3520 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3521 			wacom_remote_status_irq(wacom_wac, len);
3522 		else
3523 			sync = wacom_remote_irq(wacom_wac, len);
3524 		break;
3525 
3526 	default:
3527 		sync = false;
3528 		break;
3529 	}
3530 
3531 	if (sync) {
3532 		if (wacom_wac->pen_input)
3533 			input_sync(wacom_wac->pen_input);
3534 		if (wacom_wac->touch_input)
3535 			input_sync(wacom_wac->touch_input);
3536 		if (wacom_wac->pad_input)
3537 			input_sync(wacom_wac->pad_input);
3538 	}
3539 }
3540 
3541 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3542 {
3543 	struct input_dev *input_dev = wacom_wac->pen_input;
3544 
3545 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3546 
3547 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3548 	__set_bit(BTN_STYLUS, input_dev->keybit);
3549 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3550 
3551 	input_set_abs_params(input_dev, ABS_DISTANCE,
3552 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3553 }
3554 
3555 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3556 {
3557 	struct input_dev *input_dev = wacom_wac->pen_input;
3558 	struct wacom_features *features = &wacom_wac->features;
3559 
3560 	wacom_setup_basic_pro_pen(wacom_wac);
3561 
3562 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3563 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3564 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3565 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3566 
3567 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3568 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3569 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3570 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3571 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3572 }
3573 
3574 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3575 {
3576 	struct input_dev *input_dev = wacom_wac->pen_input;
3577 
3578 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3579 
3580 	wacom_setup_cintiq(wacom_wac);
3581 
3582 	__set_bit(BTN_LEFT, input_dev->keybit);
3583 	__set_bit(BTN_RIGHT, input_dev->keybit);
3584 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3585 	__set_bit(BTN_SIDE, input_dev->keybit);
3586 	__set_bit(BTN_EXTRA, input_dev->keybit);
3587 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3588 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3589 
3590 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3591 	input_abs_set_res(input_dev, ABS_RZ, 287);
3592 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3593 }
3594 
3595 void wacom_setup_device_quirks(struct wacom *wacom)
3596 {
3597 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3598 	struct wacom_features *features = &wacom->wacom_wac.features;
3599 
3600 	/* The pen and pad share the same interface on most devices */
3601 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3602 	    features->type == DTUS ||
3603 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3604 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3605 			features->device_type |= WACOM_DEVICETYPE_PAD;
3606 	}
3607 
3608 	/* touch device found but size is not defined. use default */
3609 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3610 		features->x_max = 1023;
3611 		features->y_max = 1023;
3612 	}
3613 
3614 	/*
3615 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3616 	 * touch interface in its HID descriptor. If this is the touch
3617 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3618 	 * tablet values.
3619 	 */
3620 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3621 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3622 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3623 			if (features->touch_max)
3624 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3625 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3626 				features->device_type |= WACOM_DEVICETYPE_PAD;
3627 
3628 			if (features->type == INTUOSHT2) {
3629 				features->x_max = features->x_max / 10;
3630 				features->y_max = features->y_max / 10;
3631 			}
3632 			else {
3633 				features->x_max = 4096;
3634 				features->y_max = 4096;
3635 			}
3636 		}
3637 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3638 			features->device_type |= WACOM_DEVICETYPE_PAD;
3639 		}
3640 	}
3641 
3642 	/*
3643 	 * Hack for the Bamboo One:
3644 	 * the device presents a PAD/Touch interface as most Bamboos and even
3645 	 * sends ghosts PAD data on it. However, later, we must disable this
3646 	 * ghost interface, and we can not detect it unless we set it here
3647 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3648 	 */
3649 	if (features->type == BAMBOO_PEN &&
3650 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3651 		features->device_type |= WACOM_DEVICETYPE_PAD;
3652 
3653 	/*
3654 	 * Raw Wacom-mode pen and touch events both come from interface
3655 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3656 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3657 	 * out through the HID_GENERIC device created for interface 1,
3658 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3659 	 */
3660 	if (features->type == BAMBOO_PAD)
3661 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3662 
3663 	if (features->type == REMOTE)
3664 		features->device_type = WACOM_DEVICETYPE_PAD;
3665 
3666 	if (features->type == INTUOSP2_BT ||
3667 	    features->type == INTUOSP2S_BT) {
3668 		features->device_type |= WACOM_DEVICETYPE_PEN |
3669 					 WACOM_DEVICETYPE_PAD |
3670 					 WACOM_DEVICETYPE_TOUCH;
3671 		features->quirks |= WACOM_QUIRK_BATTERY;
3672 	}
3673 
3674 	if (features->type == INTUOSHT3_BT) {
3675 		features->device_type |= WACOM_DEVICETYPE_PEN |
3676 					 WACOM_DEVICETYPE_PAD;
3677 		features->quirks |= WACOM_QUIRK_BATTERY;
3678 	}
3679 
3680 	switch (features->type) {
3681 	case PL:
3682 	case DTU:
3683 	case DTUS:
3684 	case DTUSX:
3685 	case WACOM_21UX2:
3686 	case WACOM_22HD:
3687 	case DTK:
3688 	case WACOM_24HD:
3689 	case WACOM_27QHD:
3690 	case CINTIQ_HYBRID:
3691 	case CINTIQ_COMPANION_2:
3692 	case CINTIQ:
3693 	case WACOM_BEE:
3694 	case WACOM_13HD:
3695 	case WACOM_24HDT:
3696 	case WACOM_27QHDT:
3697 	case TABLETPC:
3698 	case TABLETPCE:
3699 	case TABLETPC2FG:
3700 	case MTSCREEN:
3701 	case MTTPC:
3702 	case MTTPC_B:
3703 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3704 		break;
3705 	}
3706 
3707 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3708 		features->quirks |= WACOM_QUIRK_BATTERY;
3709 
3710 	/* quirk for bamboo touch with 2 low res touches */
3711 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3712 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3713 		features->x_max <<= 5;
3714 		features->y_max <<= 5;
3715 		features->x_fuzz <<= 5;
3716 		features->y_fuzz <<= 5;
3717 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3718 	}
3719 
3720 	if (features->type == WIRELESS) {
3721 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3722 			features->quirks |= WACOM_QUIRK_BATTERY;
3723 		}
3724 	}
3725 
3726 	if (features->type == REMOTE)
3727 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3728 
3729 	/* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3730 	 * of things it shouldn't. Lets fix up the damage...
3731 	 */
3732 	if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3733 		features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3734 		__clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3735 		__clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3736 		__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3737 		__clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3738 		__clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3739 		__clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3740 		__clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3741 		__clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3742 		__clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3743 		__clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3744 		__clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3745 	}
3746 }
3747 
3748 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3749 				   struct wacom_wac *wacom_wac)
3750 {
3751 	struct wacom_features *features = &wacom_wac->features;
3752 
3753 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3754 		return -ENODEV;
3755 
3756 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3757 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3758 	else
3759 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3760 
3761 	if (features->type == HID_GENERIC)
3762 		/* setup has already been done */
3763 		return 0;
3764 
3765 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3766 	__set_bit(BTN_TOUCH, input_dev->keybit);
3767 	__set_bit(ABS_MISC, input_dev->absbit);
3768 
3769 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3770 			     features->x_max - features->offset_right,
3771 			     features->x_fuzz, 0);
3772 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3773 			     features->y_max - features->offset_bottom,
3774 			     features->y_fuzz, 0);
3775 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3776 		features->pressure_max, features->pressure_fuzz, 0);
3777 
3778 	/* penabled devices have fixed resolution for each model */
3779 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3780 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3781 
3782 	switch (features->type) {
3783 	case GRAPHIRE_BT:
3784 		__clear_bit(ABS_MISC, input_dev->absbit);
3785 		fallthrough;
3786 
3787 	case WACOM_MO:
3788 	case WACOM_G4:
3789 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3790 					      features->distance_max,
3791 					      features->distance_fuzz, 0);
3792 		fallthrough;
3793 
3794 	case GRAPHIRE:
3795 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3796 
3797 		__set_bit(BTN_LEFT, input_dev->keybit);
3798 		__set_bit(BTN_RIGHT, input_dev->keybit);
3799 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3800 
3801 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3802 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3803 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3804 		__set_bit(BTN_STYLUS, input_dev->keybit);
3805 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3806 		break;
3807 
3808 	case WACOM_27QHD:
3809 	case WACOM_24HD:
3810 	case DTK:
3811 	case WACOM_22HD:
3812 	case WACOM_21UX2:
3813 	case WACOM_BEE:
3814 	case CINTIQ:
3815 	case WACOM_13HD:
3816 	case CINTIQ_HYBRID:
3817 	case CINTIQ_COMPANION_2:
3818 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3819 		input_abs_set_res(input_dev, ABS_Z, 287);
3820 		wacom_setup_cintiq(wacom_wac);
3821 		break;
3822 
3823 	case INTUOS3:
3824 	case INTUOS3L:
3825 	case INTUOS3S:
3826 	case INTUOS4:
3827 	case INTUOS4WL:
3828 	case INTUOS4L:
3829 	case INTUOS4S:
3830 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3831 		input_abs_set_res(input_dev, ABS_Z, 287);
3832 		fallthrough;
3833 
3834 	case INTUOS:
3835 		wacom_setup_intuos(wacom_wac);
3836 		break;
3837 
3838 	case INTUOS5:
3839 	case INTUOS5L:
3840 	case INTUOSPM:
3841 	case INTUOSPL:
3842 	case INTUOS5S:
3843 	case INTUOSPS:
3844 	case INTUOSP2_BT:
3845 	case INTUOSP2S_BT:
3846 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3847 				      features->distance_max,
3848 				      features->distance_fuzz, 0);
3849 
3850 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3851 		input_abs_set_res(input_dev, ABS_Z, 287);
3852 
3853 		wacom_setup_intuos(wacom_wac);
3854 		break;
3855 
3856 	case WACOM_24HDT:
3857 	case WACOM_27QHDT:
3858 	case MTSCREEN:
3859 	case MTTPC:
3860 	case MTTPC_B:
3861 	case TABLETPC2FG:
3862 	case TABLETPC:
3863 	case TABLETPCE:
3864 		__clear_bit(ABS_MISC, input_dev->absbit);
3865 		fallthrough;
3866 
3867 	case DTUS:
3868 	case DTUSX:
3869 	case PL:
3870 	case DTU:
3871 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3872 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3873 		__set_bit(BTN_STYLUS, input_dev->keybit);
3874 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3875 		break;
3876 
3877 	case PTU:
3878 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3879 		fallthrough;
3880 
3881 	case PENPARTNER:
3882 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3883 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3884 		__set_bit(BTN_STYLUS, input_dev->keybit);
3885 		break;
3886 
3887 	case INTUOSHT:
3888 	case BAMBOO_PT:
3889 	case BAMBOO_PEN:
3890 	case INTUOSHT2:
3891 	case INTUOSHT3_BT:
3892 		if (features->type == INTUOSHT2 ||
3893 		    features->type == INTUOSHT3_BT) {
3894 			wacom_setup_basic_pro_pen(wacom_wac);
3895 		} else {
3896 			__clear_bit(ABS_MISC, input_dev->absbit);
3897 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3898 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3899 			__set_bit(BTN_STYLUS, input_dev->keybit);
3900 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3901 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3902 				      features->distance_max,
3903 				      features->distance_fuzz, 0);
3904 		}
3905 		break;
3906 	case BAMBOO_PAD:
3907 		__clear_bit(ABS_MISC, input_dev->absbit);
3908 		break;
3909 	}
3910 	return 0;
3911 }
3912 
3913 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3914 					 struct wacom_wac *wacom_wac)
3915 {
3916 	struct wacom_features *features = &wacom_wac->features;
3917 
3918 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3919 		return -ENODEV;
3920 
3921 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3922 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3923 	else
3924 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3925 
3926 	if (features->type == HID_GENERIC)
3927 		/* setup has already been done */
3928 		return 0;
3929 
3930 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3931 	__set_bit(BTN_TOUCH, input_dev->keybit);
3932 
3933 	if (features->touch_max == 1) {
3934 		input_set_abs_params(input_dev, ABS_X, 0,
3935 			features->x_max, features->x_fuzz, 0);
3936 		input_set_abs_params(input_dev, ABS_Y, 0,
3937 			features->y_max, features->y_fuzz, 0);
3938 		input_abs_set_res(input_dev, ABS_X,
3939 				  features->x_resolution);
3940 		input_abs_set_res(input_dev, ABS_Y,
3941 				  features->y_resolution);
3942 	}
3943 	else if (features->touch_max > 1) {
3944 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3945 			features->x_max, features->x_fuzz, 0);
3946 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3947 			features->y_max, features->y_fuzz, 0);
3948 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3949 				  features->x_resolution);
3950 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3951 				  features->y_resolution);
3952 	}
3953 
3954 	switch (features->type) {
3955 	case INTUOSP2_BT:
3956 	case INTUOSP2S_BT:
3957 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3958 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3959 
3960 		if (wacom_wac->shared->touch->product == 0x361) {
3961 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3962 					     0, 12440, 4, 0);
3963 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3964 					     0, 8640, 4, 0);
3965 		}
3966 		else if (wacom_wac->shared->touch->product == 0x360) {
3967 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3968 					     0, 8960, 4, 0);
3969 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3970 					     0, 5920, 4, 0);
3971 		}
3972 		else if (wacom_wac->shared->touch->product == 0x393) {
3973 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3974 					     0, 6400, 4, 0);
3975 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3976 					     0, 4000, 4, 0);
3977 		}
3978 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3979 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
3980 
3981 		fallthrough;
3982 
3983 	case INTUOS5:
3984 	case INTUOS5L:
3985 	case INTUOSPM:
3986 	case INTUOSPL:
3987 	case INTUOS5S:
3988 	case INTUOSPS:
3989 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3990 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3991 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3992 		break;
3993 
3994 	case WACOM_24HDT:
3995 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3996 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3997 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3998 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3999 		fallthrough;
4000 
4001 	case WACOM_27QHDT:
4002 		if (wacom_wac->shared->touch->product == 0x32C ||
4003 		    wacom_wac->shared->touch->product == 0xF6) {
4004 			input_dev->evbit[0] |= BIT_MASK(EV_SW);
4005 			__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4006 			wacom_wac->has_mute_touch_switch = true;
4007 			wacom_wac->is_soft_touch_switch = true;
4008 		}
4009 		fallthrough;
4010 
4011 	case MTSCREEN:
4012 	case MTTPC:
4013 	case MTTPC_B:
4014 	case TABLETPC2FG:
4015 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
4016 		fallthrough;
4017 
4018 	case TABLETPC:
4019 	case TABLETPCE:
4020 		break;
4021 
4022 	case INTUOSHT:
4023 	case INTUOSHT2:
4024 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
4025 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4026 		fallthrough;
4027 
4028 	case BAMBOO_PT:
4029 	case BAMBOO_TOUCH:
4030 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
4031 			input_set_abs_params(input_dev,
4032 				     ABS_MT_TOUCH_MAJOR,
4033 				     0, features->x_max, 0, 0);
4034 			input_set_abs_params(input_dev,
4035 				     ABS_MT_TOUCH_MINOR,
4036 				     0, features->y_max, 0, 0);
4037 		}
4038 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4039 		break;
4040 
4041 	case BAMBOO_PAD:
4042 		input_mt_init_slots(input_dev, features->touch_max,
4043 				    INPUT_MT_POINTER);
4044 		__set_bit(BTN_LEFT, input_dev->keybit);
4045 		__set_bit(BTN_RIGHT, input_dev->keybit);
4046 		break;
4047 	}
4048 	return 0;
4049 }
4050 
4051 static int wacom_numbered_button_to_key(int n)
4052 {
4053 	if (n < 10)
4054 		return BTN_0 + n;
4055 	else if (n < 16)
4056 		return BTN_A + (n-10);
4057 	else if (n < 18)
4058 		return BTN_BASE + (n-16);
4059 	else
4060 		return 0;
4061 }
4062 
4063 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4064 				int button_count)
4065 {
4066 	int i;
4067 
4068 	for (i = 0; i < button_count; i++) {
4069 		int key = wacom_numbered_button_to_key(i);
4070 
4071 		if (key)
4072 			__set_bit(key, input_dev->keybit);
4073 	}
4074 }
4075 
4076 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4077 {
4078 	struct wacom_led *led;
4079 	int i;
4080 	bool updated = false;
4081 
4082 	/*
4083 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
4084 	 * So group 0 matches the second half of the buttons and thus the mask
4085 	 * needs to be shifted.
4086 	 */
4087 	if (group == 0)
4088 		mask >>= 8;
4089 
4090 	for (i = 0; i < 3; i++) {
4091 		led = wacom_led_find(wacom, group, i);
4092 		if (!led) {
4093 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4094 				i, group);
4095 			continue;
4096 		}
4097 		if (!updated && mask & BIT(i)) {
4098 			led->held = true;
4099 			led_trigger_event(&led->trigger, LED_FULL);
4100 		} else {
4101 			led->held = false;
4102 		}
4103 	}
4104 }
4105 
4106 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4107 				 int mask, int group)
4108 {
4109 	int group_button;
4110 
4111 	/*
4112 	 * 21UX2 has LED group 1 to the left and LED group 0
4113 	 * to the right. We need to reverse the group to match this
4114 	 * historical behavior.
4115 	 */
4116 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
4117 		group = 1 - group;
4118 
4119 	group_button = group * (button_count/wacom->led.count);
4120 
4121 	if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4122 		group_button = 8;
4123 
4124 	return mask & (1 << group_button);
4125 }
4126 
4127 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4128 			     int group)
4129 {
4130 	struct wacom_led *led, *next_led;
4131 	int cur;
4132 	bool pressed;
4133 
4134 	if (wacom->wacom_wac.features.type == WACOM_24HD)
4135 		return wacom_24hd_update_leds(wacom, mask, group);
4136 
4137 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4138 	cur = wacom->led.groups[group].select;
4139 
4140 	led = wacom_led_find(wacom, group, cur);
4141 	if (!led) {
4142 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4143 			cur, group);
4144 		return;
4145 	}
4146 
4147 	if (!pressed) {
4148 		led->held = false;
4149 		return;
4150 	}
4151 
4152 	if (led->held && pressed)
4153 		return;
4154 
4155 	next_led = wacom_led_next(wacom, led);
4156 	if (!next_led) {
4157 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
4158 			group);
4159 		return;
4160 	}
4161 	if (next_led == led)
4162 		return;
4163 
4164 	next_led->held = true;
4165 	led_trigger_event(&next_led->trigger,
4166 			  wacom_leds_brightness_get(next_led));
4167 }
4168 
4169 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4170 				int button_count, int mask)
4171 {
4172 	struct wacom *wacom = input_get_drvdata(input_dev);
4173 	int i;
4174 
4175 	for (i = 0; i < wacom->led.count; i++)
4176 		wacom_update_led(wacom,  button_count, mask, i);
4177 
4178 	for (i = 0; i < button_count; i++) {
4179 		int key = wacom_numbered_button_to_key(i);
4180 
4181 		if (key)
4182 			input_report_key(input_dev, key, mask & (1 << i));
4183 	}
4184 }
4185 
4186 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4187 				   struct wacom_wac *wacom_wac)
4188 {
4189 	struct wacom_features *features = &wacom_wac->features;
4190 
4191 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4192 		features->device_type |= WACOM_DEVICETYPE_PAD;
4193 
4194 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4195 		return -ENODEV;
4196 
4197 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4198 		return -ENODEV;
4199 
4200 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4201 
4202 	/* kept for making legacy xf86-input-wacom working with the wheels */
4203 	__set_bit(ABS_MISC, input_dev->absbit);
4204 
4205 	/* kept for making legacy xf86-input-wacom accepting the pad */
4206 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4207 	      input_dev->absinfo[ABS_X].maximum)))
4208 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4209 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4210 	      input_dev->absinfo[ABS_Y].maximum)))
4211 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4212 
4213 	/* kept for making udev and libwacom accepting the pad */
4214 	__set_bit(BTN_STYLUS, input_dev->keybit);
4215 
4216 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4217 
4218 	switch (features->type) {
4219 
4220 	case CINTIQ_HYBRID:
4221 	case CINTIQ_COMPANION_2:
4222 	case DTK:
4223 	case DTUS:
4224 	case GRAPHIRE_BT:
4225 		break;
4226 
4227 	case WACOM_MO:
4228 		__set_bit(BTN_BACK, input_dev->keybit);
4229 		__set_bit(BTN_LEFT, input_dev->keybit);
4230 		__set_bit(BTN_FORWARD, input_dev->keybit);
4231 		__set_bit(BTN_RIGHT, input_dev->keybit);
4232 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4233 		break;
4234 
4235 	case WACOM_G4:
4236 		__set_bit(BTN_BACK, input_dev->keybit);
4237 		__set_bit(BTN_FORWARD, input_dev->keybit);
4238 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
4239 		break;
4240 
4241 	case WACOM_24HD:
4242 		__set_bit(KEY_PROG1, input_dev->keybit);
4243 		__set_bit(KEY_PROG2, input_dev->keybit);
4244 		__set_bit(KEY_PROG3, input_dev->keybit);
4245 
4246 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4247 		__set_bit(KEY_INFO, input_dev->keybit);
4248 
4249 		if (!features->oPid)
4250 			__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4251 
4252 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4253 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4254 		break;
4255 
4256 	case WACOM_27QHD:
4257 		__set_bit(KEY_PROG1, input_dev->keybit);
4258 		__set_bit(KEY_PROG2, input_dev->keybit);
4259 		__set_bit(KEY_PROG3, input_dev->keybit);
4260 
4261 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4262 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4263 
4264 		if (!features->oPid)
4265 			__set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4266 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4267 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4268 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4269 		input_abs_set_res(input_dev, ABS_Y, 1024);
4270 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4271 		input_abs_set_res(input_dev, ABS_Z, 1024);
4272 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4273 		break;
4274 
4275 	case WACOM_22HD:
4276 		__set_bit(KEY_PROG1, input_dev->keybit);
4277 		__set_bit(KEY_PROG2, input_dev->keybit);
4278 		__set_bit(KEY_PROG3, input_dev->keybit);
4279 
4280 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4281 		__set_bit(KEY_INFO, input_dev->keybit);
4282 		fallthrough;
4283 
4284 	case WACOM_21UX2:
4285 	case WACOM_BEE:
4286 	case CINTIQ:
4287 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4288 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4289 		break;
4290 
4291 	case WACOM_13HD:
4292 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4293 		break;
4294 
4295 	case INTUOS3:
4296 	case INTUOS3L:
4297 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4298 		fallthrough;
4299 
4300 	case INTUOS3S:
4301 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4302 		break;
4303 
4304 	case INTUOS5:
4305 	case INTUOS5L:
4306 	case INTUOSPM:
4307 	case INTUOSPL:
4308 	case INTUOS5S:
4309 	case INTUOSPS:
4310 	case INTUOSP2_BT:
4311 	case INTUOSP2S_BT:
4312 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4313 		break;
4314 
4315 	case INTUOS4WL:
4316 		/*
4317 		 * For Bluetooth devices, the udev rule does not work correctly
4318 		 * for pads unless we add a stylus capability, which forces
4319 		 * ID_INPUT_TABLET to be set.
4320 		 */
4321 		__set_bit(BTN_STYLUS, input_dev->keybit);
4322 		fallthrough;
4323 
4324 	case INTUOS4:
4325 	case INTUOS4L:
4326 	case INTUOS4S:
4327 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4328 		break;
4329 
4330 	case INTUOSHT:
4331 	case BAMBOO_PT:
4332 	case BAMBOO_TOUCH:
4333 	case INTUOSHT2:
4334 		__clear_bit(ABS_MISC, input_dev->absbit);
4335 
4336 		__set_bit(BTN_LEFT, input_dev->keybit);
4337 		__set_bit(BTN_FORWARD, input_dev->keybit);
4338 		__set_bit(BTN_BACK, input_dev->keybit);
4339 		__set_bit(BTN_RIGHT, input_dev->keybit);
4340 
4341 		break;
4342 
4343 	case REMOTE:
4344 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4345 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4346 		break;
4347 
4348 	case INTUOSHT3_BT:
4349 	case HID_GENERIC:
4350 		break;
4351 
4352 	default:
4353 		/* no pad supported */
4354 		return -ENODEV;
4355 	}
4356 	return 0;
4357 }
4358 
4359 static const struct wacom_features wacom_features_0x00 =
4360 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4361 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4362 static const struct wacom_features wacom_features_0x10 =
4363 	{ "Wacom Graphire", 10206, 7422, 511, 63,
4364 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4365 static const struct wacom_features wacom_features_0x81 =
4366 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4367 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4368 static const struct wacom_features wacom_features_0x11 =
4369 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4370 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4371 static const struct wacom_features wacom_features_0x12 =
4372 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4373 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4374 static const struct wacom_features wacom_features_0x13 =
4375 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4376 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4377 static const struct wacom_features wacom_features_0x14 =
4378 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4379 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4380 static const struct wacom_features wacom_features_0x15 =
4381 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4382 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4383 static const struct wacom_features wacom_features_0x16 =
4384 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4385 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4386 static const struct wacom_features wacom_features_0x17 =
4387 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4388 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4389 static const struct wacom_features wacom_features_0x18 =
4390 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4391 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4392 static const struct wacom_features wacom_features_0x19 =
4393 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4394 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4395 static const struct wacom_features wacom_features_0x60 =
4396 	{ "Wacom Volito", 5104, 3712, 511, 63,
4397 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4398 static const struct wacom_features wacom_features_0x61 =
4399 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4400 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4401 static const struct wacom_features wacom_features_0x62 =
4402 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4403 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4404 static const struct wacom_features wacom_features_0x63 =
4405 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4406 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4407 static const struct wacom_features wacom_features_0x64 =
4408 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4409 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4410 static const struct wacom_features wacom_features_0x65 =
4411 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4412 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4413 static const struct wacom_features wacom_features_0x69 =
4414 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4415 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4416 static const struct wacom_features wacom_features_0x6A =
4417 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4418 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4419 static const struct wacom_features wacom_features_0x6B =
4420 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4421 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4422 static const struct wacom_features wacom_features_0x20 =
4423 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4424 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4425 static const struct wacom_features wacom_features_0x21 =
4426 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4427 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4428 static const struct wacom_features wacom_features_0x22 =
4429 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4430 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4431 static const struct wacom_features wacom_features_0x23 =
4432 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4433 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4434 static const struct wacom_features wacom_features_0x24 =
4435 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4436 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4437 static const struct wacom_features wacom_features_0x30 =
4438 	{ "Wacom PL400", 5408, 4056, 255, 0,
4439 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4440 static const struct wacom_features wacom_features_0x31 =
4441 	{ "Wacom PL500", 6144, 4608, 255, 0,
4442 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4443 static const struct wacom_features wacom_features_0x32 =
4444 	{ "Wacom PL600", 6126, 4604, 255, 0,
4445 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4446 static const struct wacom_features wacom_features_0x33 =
4447 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4448 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4449 static const struct wacom_features wacom_features_0x34 =
4450 	{ "Wacom PL550", 6144, 4608, 511, 0,
4451 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4452 static const struct wacom_features wacom_features_0x35 =
4453 	{ "Wacom PL800", 7220, 5780, 511, 0,
4454 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4455 static const struct wacom_features wacom_features_0x37 =
4456 	{ "Wacom PL700", 6758, 5406, 511, 0,
4457 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4458 static const struct wacom_features wacom_features_0x38 =
4459 	{ "Wacom PL510", 6282, 4762, 511, 0,
4460 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4461 static const struct wacom_features wacom_features_0x39 =
4462 	{ "Wacom DTU710", 34080, 27660, 511, 0,
4463 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4464 static const struct wacom_features wacom_features_0xC4 =
4465 	{ "Wacom DTF521", 6282, 4762, 511, 0,
4466 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4467 static const struct wacom_features wacom_features_0xC0 =
4468 	{ "Wacom DTF720", 6858, 5506, 511, 0,
4469 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4470 static const struct wacom_features wacom_features_0xC2 =
4471 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4472 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4473 static const struct wacom_features wacom_features_0x03 =
4474 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4475 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4476 static const struct wacom_features wacom_features_0x41 =
4477 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4478 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4479 static const struct wacom_features wacom_features_0x42 =
4480 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4481 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4482 static const struct wacom_features wacom_features_0x43 =
4483 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4484 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4485 static const struct wacom_features wacom_features_0x44 =
4486 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4487 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4488 static const struct wacom_features wacom_features_0x45 =
4489 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4490 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4491 static const struct wacom_features wacom_features_0xB0 =
4492 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4493 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4494 static const struct wacom_features wacom_features_0xB1 =
4495 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4496 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4497 static const struct wacom_features wacom_features_0xB2 =
4498 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4499 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4500 static const struct wacom_features wacom_features_0xB3 =
4501 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4502 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4503 static const struct wacom_features wacom_features_0xB4 =
4504 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4505 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4506 static const struct wacom_features wacom_features_0xB5 =
4507 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4508 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4509 static const struct wacom_features wacom_features_0xB7 =
4510 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4511 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4512 static const struct wacom_features wacom_features_0xB8 =
4513 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4514 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4515 static const struct wacom_features wacom_features_0xB9 =
4516 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4517 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4518 static const struct wacom_features wacom_features_0xBA =
4519 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4520 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4521 static const struct wacom_features wacom_features_0xBB =
4522 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4523 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4524 static const struct wacom_features wacom_features_0xBC =
4525 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4526 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4527 static const struct wacom_features wacom_features_0xBD =
4528 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4529 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4530 static const struct wacom_features wacom_features_0x26 =
4531 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4532 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4533 static const struct wacom_features wacom_features_0x27 =
4534 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4535 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4536 static const struct wacom_features wacom_features_0x28 =
4537 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4538 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4539 static const struct wacom_features wacom_features_0x29 =
4540 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4541 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4542 static const struct wacom_features wacom_features_0x2A =
4543 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4544 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4545 static const struct wacom_features wacom_features_0x314 =
4546 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4547 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4548 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4549 static const struct wacom_features wacom_features_0x315 =
4550 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4551 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4552 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4553 static const struct wacom_features wacom_features_0x317 =
4554 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4555 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4556 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4557 static const struct wacom_features wacom_features_0xF4 =
4558 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4559 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4560 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4561 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4562 static const struct wacom_features wacom_features_0xF8 =
4563 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4564 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4565 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4566 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4567 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4568 static const struct wacom_features wacom_features_0xF6 =
4569 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4570 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4571 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4572 static const struct wacom_features wacom_features_0x32A =
4573 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4574 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4575 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4576 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4577 static const struct wacom_features wacom_features_0x32B =
4578 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4579 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4580 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4581 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4582 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4583 static const struct wacom_features wacom_features_0x32C =
4584 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4585 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4586 static const struct wacom_features wacom_features_0x3F =
4587 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4588 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4589 static const struct wacom_features wacom_features_0xC5 =
4590 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4591 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4592 static const struct wacom_features wacom_features_0xC6 =
4593 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4594 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4595 static const struct wacom_features wacom_features_0x304 =
4596 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4597 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4598 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4599 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4600 static const struct wacom_features wacom_features_0x333 =
4601 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4602 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4603 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4604 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4605 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4606 static const struct wacom_features wacom_features_0x335 =
4607 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4608 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4609 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4610 static const struct wacom_features wacom_features_0xC7 =
4611 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4612 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4613 static const struct wacom_features wacom_features_0xCE =
4614 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4615 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4616 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4617 static const struct wacom_features wacom_features_0xF0 =
4618 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4619 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4620 static const struct wacom_features wacom_features_0xFB =
4621 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4622 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4623 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4624 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4625 static const struct wacom_features wacom_features_0x32F =
4626 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4627 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4628 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4629 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4630 static const struct wacom_features wacom_features_0x336 =
4631 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4632 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4633 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4634 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4635 static const struct wacom_features wacom_features_0x57 =
4636 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4637 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4638 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4639 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4640 static const struct wacom_features wacom_features_0x59 = /* Pen */
4641 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4642 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4643 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4644 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4645 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4646 static const struct wacom_features wacom_features_0x5D = /* Touch */
4647 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4648 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4649 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4650 static const struct wacom_features wacom_features_0xCC =
4651 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4652 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4653 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4654 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4655 static const struct wacom_features wacom_features_0xFA =
4656 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4657 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4658 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4659 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4660 static const struct wacom_features wacom_features_0x5B =
4661 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4662 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4663 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4664 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4665 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4666 static const struct wacom_features wacom_features_0x5E =
4667 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4668 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4669 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4670 static const struct wacom_features wacom_features_0x90 =
4671 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4672 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4673 static const struct wacom_features wacom_features_0x93 =
4674 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4675 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4676 static const struct wacom_features wacom_features_0x97 =
4677 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4678 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4679 static const struct wacom_features wacom_features_0x9A =
4680 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4681 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4682 static const struct wacom_features wacom_features_0x9F =
4683 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4684 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4685 static const struct wacom_features wacom_features_0xE2 =
4686 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4687 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4688 static const struct wacom_features wacom_features_0xE3 =
4689 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4690 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4691 static const struct wacom_features wacom_features_0xE5 =
4692 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4693 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4694 static const struct wacom_features wacom_features_0xE6 =
4695 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4696 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4697 static const struct wacom_features wacom_features_0xEC =
4698 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4699 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4700 static const struct wacom_features wacom_features_0xED =
4701 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4702 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4703 static const struct wacom_features wacom_features_0xEF =
4704 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4705 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4706 static const struct wacom_features wacom_features_0x100 =
4707 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4708 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4709 static const struct wacom_features wacom_features_0x101 =
4710 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4711 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4712 static const struct wacom_features wacom_features_0x10D =
4713 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4714 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4715 static const struct wacom_features wacom_features_0x10E =
4716 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4717 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4718 static const struct wacom_features wacom_features_0x10F =
4719 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4720 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4721 static const struct wacom_features wacom_features_0x116 =
4722 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4723 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4724 static const struct wacom_features wacom_features_0x12C =
4725 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4726 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4727 static const struct wacom_features wacom_features_0x4001 =
4728 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4729 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4730 static const struct wacom_features wacom_features_0x4004 =
4731 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4732 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4733 static const struct wacom_features wacom_features_0x5000 =
4734 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4735 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4736 static const struct wacom_features wacom_features_0x5002 =
4737 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4738 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4739 static const struct wacom_features wacom_features_0x47 =
4740 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4741 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4742 static const struct wacom_features wacom_features_0x84 =
4743 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4744 static const struct wacom_features wacom_features_0xD0 =
4745 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4746 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4747 static const struct wacom_features wacom_features_0xD1 =
4748 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4749 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4750 static const struct wacom_features wacom_features_0xD2 =
4751 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4752 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4753 static const struct wacom_features wacom_features_0xD3 =
4754 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4755 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4756 static const struct wacom_features wacom_features_0xD4 =
4757 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4758 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4759 static const struct wacom_features wacom_features_0xD5 =
4760 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4761 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4762 static const struct wacom_features wacom_features_0xD6 =
4763 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4764 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4765 static const struct wacom_features wacom_features_0xD7 =
4766 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4767 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4768 static const struct wacom_features wacom_features_0xD8 =
4769 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4770 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4771 static const struct wacom_features wacom_features_0xDA =
4772 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4773 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4774 static const struct wacom_features wacom_features_0xDB =
4775 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4776 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4777 static const struct wacom_features wacom_features_0xDD =
4778         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4779           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4780 static const struct wacom_features wacom_features_0xDE =
4781         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4782 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4783 static const struct wacom_features wacom_features_0xDF =
4784         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4785 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4786 static const struct wacom_features wacom_features_0x300 =
4787 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4788 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4789 static const struct wacom_features wacom_features_0x301 =
4790 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4791 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4792 static const struct wacom_features wacom_features_0x302 =
4793 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4794 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4795 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4796 static const struct wacom_features wacom_features_0x303 =
4797 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4798 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4799 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4800 static const struct wacom_features wacom_features_0x30E =
4801 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4802 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4803 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4804 static const struct wacom_features wacom_features_0x6004 =
4805 	{ "ISD-V4", 12800, 8000, 255, 0,
4806 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4807 static const struct wacom_features wacom_features_0x307 =
4808 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4809 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4810 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4811 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4812 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4813 static const struct wacom_features wacom_features_0x309 =
4814 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4815 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4816 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4817 static const struct wacom_features wacom_features_0x30A =
4818 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4819 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4820 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4821 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4822 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4823 static const struct wacom_features wacom_features_0x30C =
4824 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4825 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4826 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4827 static const struct wacom_features wacom_features_0x318 =
4828 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4829 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4830 static const struct wacom_features wacom_features_0x319 =
4831 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4832 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4833 static const struct wacom_features wacom_features_0x325 =
4834 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4835 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4836 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4837 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4838 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4839 static const struct wacom_features wacom_features_0x326 = /* Touch */
4840 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4841 	  .oPid = 0x325 };
4842 static const struct wacom_features wacom_features_0x323 =
4843 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4844 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4845 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4846 static const struct wacom_features wacom_features_0x331 =
4847 	{ "Wacom Express Key Remote", .type = REMOTE,
4848 	  .numbered_buttons = 18, .check_for_hid_type = true,
4849 	  .hid_type = HID_TYPE_USBNONE };
4850 static const struct wacom_features wacom_features_0x33B =
4851 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4852 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4853 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4854 static const struct wacom_features wacom_features_0x33C =
4855 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4856 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4857 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4858 static const struct wacom_features wacom_features_0x33D =
4859 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4860 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4861 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4862 static const struct wacom_features wacom_features_0x33E =
4863 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4864 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4865 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4866 static const struct wacom_features wacom_features_0x343 =
4867 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4868 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4869 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4870 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4871 static const struct wacom_features wacom_features_0x360 =
4872 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4873 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4874 static const struct wacom_features wacom_features_0x361 =
4875 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4876 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4877 static const struct wacom_features wacom_features_0x377 =
4878 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4879 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4880 static const struct wacom_features wacom_features_0x379 =
4881 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4882 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4883 static const struct wacom_features wacom_features_0x37A =
4884 	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4885 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4886 static const struct wacom_features wacom_features_0x37B =
4887 	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4888 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4889 static const struct wacom_features wacom_features_0x393 =
4890 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4891 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4892 	  .touch_max = 10 };
4893 static const struct wacom_features wacom_features_0x3c6 =
4894 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4895 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4896 static const struct wacom_features wacom_features_0x3c8 =
4897 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4898 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4899 static const struct wacom_features wacom_features_0x3dd =
4900 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4901 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4902 	  .touch_max = 10 };
4903 
4904 static const struct wacom_features wacom_features_HID_ANY_ID =
4905 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4906 
4907 static const struct wacom_features wacom_features_0x94 =
4908 	{ "Wacom Bootloader", .type = BOOTLOADER };
4909 
4910 #define USB_DEVICE_WACOM(prod)						\
4911 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4912 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4913 
4914 #define BT_DEVICE_WACOM(prod)						\
4915 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4916 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4917 
4918 #define I2C_DEVICE_WACOM(prod)						\
4919 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4920 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4921 
4922 #define USB_DEVICE_LENOVO(prod)					\
4923 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4924 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4925 
4926 const struct hid_device_id wacom_ids[] = {
4927 	{ USB_DEVICE_WACOM(0x00) },
4928 	{ USB_DEVICE_WACOM(0x03) },
4929 	{ USB_DEVICE_WACOM(0x10) },
4930 	{ USB_DEVICE_WACOM(0x11) },
4931 	{ USB_DEVICE_WACOM(0x12) },
4932 	{ USB_DEVICE_WACOM(0x13) },
4933 	{ USB_DEVICE_WACOM(0x14) },
4934 	{ USB_DEVICE_WACOM(0x15) },
4935 	{ USB_DEVICE_WACOM(0x16) },
4936 	{ USB_DEVICE_WACOM(0x17) },
4937 	{ USB_DEVICE_WACOM(0x18) },
4938 	{ USB_DEVICE_WACOM(0x19) },
4939 	{ USB_DEVICE_WACOM(0x20) },
4940 	{ USB_DEVICE_WACOM(0x21) },
4941 	{ USB_DEVICE_WACOM(0x22) },
4942 	{ USB_DEVICE_WACOM(0x23) },
4943 	{ USB_DEVICE_WACOM(0x24) },
4944 	{ USB_DEVICE_WACOM(0x26) },
4945 	{ USB_DEVICE_WACOM(0x27) },
4946 	{ USB_DEVICE_WACOM(0x28) },
4947 	{ USB_DEVICE_WACOM(0x29) },
4948 	{ USB_DEVICE_WACOM(0x2A) },
4949 	{ USB_DEVICE_WACOM(0x30) },
4950 	{ USB_DEVICE_WACOM(0x31) },
4951 	{ USB_DEVICE_WACOM(0x32) },
4952 	{ USB_DEVICE_WACOM(0x33) },
4953 	{ USB_DEVICE_WACOM(0x34) },
4954 	{ USB_DEVICE_WACOM(0x35) },
4955 	{ USB_DEVICE_WACOM(0x37) },
4956 	{ USB_DEVICE_WACOM(0x38) },
4957 	{ USB_DEVICE_WACOM(0x39) },
4958 	{ USB_DEVICE_WACOM(0x3F) },
4959 	{ USB_DEVICE_WACOM(0x41) },
4960 	{ USB_DEVICE_WACOM(0x42) },
4961 	{ USB_DEVICE_WACOM(0x43) },
4962 	{ USB_DEVICE_WACOM(0x44) },
4963 	{ USB_DEVICE_WACOM(0x45) },
4964 	{ USB_DEVICE_WACOM(0x47) },
4965 	{ USB_DEVICE_WACOM(0x57) },
4966 	{ USB_DEVICE_WACOM(0x59) },
4967 	{ USB_DEVICE_WACOM(0x5B) },
4968 	{ USB_DEVICE_WACOM(0x5D) },
4969 	{ USB_DEVICE_WACOM(0x5E) },
4970 	{ USB_DEVICE_WACOM(0x60) },
4971 	{ USB_DEVICE_WACOM(0x61) },
4972 	{ USB_DEVICE_WACOM(0x62) },
4973 	{ USB_DEVICE_WACOM(0x63) },
4974 	{ USB_DEVICE_WACOM(0x64) },
4975 	{ USB_DEVICE_WACOM(0x65) },
4976 	{ USB_DEVICE_WACOM(0x69) },
4977 	{ USB_DEVICE_WACOM(0x6A) },
4978 	{ USB_DEVICE_WACOM(0x6B) },
4979 	{ BT_DEVICE_WACOM(0x81) },
4980 	{ USB_DEVICE_WACOM(0x84) },
4981 	{ USB_DEVICE_WACOM(0x90) },
4982 	{ USB_DEVICE_WACOM(0x93) },
4983 	{ USB_DEVICE_WACOM(0x94) },
4984 	{ USB_DEVICE_WACOM(0x97) },
4985 	{ USB_DEVICE_WACOM(0x9A) },
4986 	{ USB_DEVICE_WACOM(0x9F) },
4987 	{ USB_DEVICE_WACOM(0xB0) },
4988 	{ USB_DEVICE_WACOM(0xB1) },
4989 	{ USB_DEVICE_WACOM(0xB2) },
4990 	{ USB_DEVICE_WACOM(0xB3) },
4991 	{ USB_DEVICE_WACOM(0xB4) },
4992 	{ USB_DEVICE_WACOM(0xB5) },
4993 	{ USB_DEVICE_WACOM(0xB7) },
4994 	{ USB_DEVICE_WACOM(0xB8) },
4995 	{ USB_DEVICE_WACOM(0xB9) },
4996 	{ USB_DEVICE_WACOM(0xBA) },
4997 	{ USB_DEVICE_WACOM(0xBB) },
4998 	{ USB_DEVICE_WACOM(0xBC) },
4999 	{ BT_DEVICE_WACOM(0xBD) },
5000 	{ USB_DEVICE_WACOM(0xC0) },
5001 	{ USB_DEVICE_WACOM(0xC2) },
5002 	{ USB_DEVICE_WACOM(0xC4) },
5003 	{ USB_DEVICE_WACOM(0xC5) },
5004 	{ USB_DEVICE_WACOM(0xC6) },
5005 	{ USB_DEVICE_WACOM(0xC7) },
5006 	{ USB_DEVICE_WACOM(0xCC) },
5007 	{ USB_DEVICE_WACOM(0xCE) },
5008 	{ USB_DEVICE_WACOM(0xD0) },
5009 	{ USB_DEVICE_WACOM(0xD1) },
5010 	{ USB_DEVICE_WACOM(0xD2) },
5011 	{ USB_DEVICE_WACOM(0xD3) },
5012 	{ USB_DEVICE_WACOM(0xD4) },
5013 	{ USB_DEVICE_WACOM(0xD5) },
5014 	{ USB_DEVICE_WACOM(0xD6) },
5015 	{ USB_DEVICE_WACOM(0xD7) },
5016 	{ USB_DEVICE_WACOM(0xD8) },
5017 	{ USB_DEVICE_WACOM(0xDA) },
5018 	{ USB_DEVICE_WACOM(0xDB) },
5019 	{ USB_DEVICE_WACOM(0xDD) },
5020 	{ USB_DEVICE_WACOM(0xDE) },
5021 	{ USB_DEVICE_WACOM(0xDF) },
5022 	{ USB_DEVICE_WACOM(0xE2) },
5023 	{ USB_DEVICE_WACOM(0xE3) },
5024 	{ USB_DEVICE_WACOM(0xE5) },
5025 	{ USB_DEVICE_WACOM(0xE6) },
5026 	{ USB_DEVICE_WACOM(0xEC) },
5027 	{ USB_DEVICE_WACOM(0xED) },
5028 	{ USB_DEVICE_WACOM(0xEF) },
5029 	{ USB_DEVICE_WACOM(0xF0) },
5030 	{ USB_DEVICE_WACOM(0xF4) },
5031 	{ USB_DEVICE_WACOM(0xF6) },
5032 	{ USB_DEVICE_WACOM(0xF8) },
5033 	{ USB_DEVICE_WACOM(0xFA) },
5034 	{ USB_DEVICE_WACOM(0xFB) },
5035 	{ USB_DEVICE_WACOM(0x100) },
5036 	{ USB_DEVICE_WACOM(0x101) },
5037 	{ USB_DEVICE_WACOM(0x10D) },
5038 	{ USB_DEVICE_WACOM(0x10E) },
5039 	{ USB_DEVICE_WACOM(0x10F) },
5040 	{ USB_DEVICE_WACOM(0x116) },
5041 	{ USB_DEVICE_WACOM(0x12C) },
5042 	{ USB_DEVICE_WACOM(0x300) },
5043 	{ USB_DEVICE_WACOM(0x301) },
5044 	{ USB_DEVICE_WACOM(0x302) },
5045 	{ USB_DEVICE_WACOM(0x303) },
5046 	{ USB_DEVICE_WACOM(0x304) },
5047 	{ USB_DEVICE_WACOM(0x307) },
5048 	{ USB_DEVICE_WACOM(0x309) },
5049 	{ USB_DEVICE_WACOM(0x30A) },
5050 	{ USB_DEVICE_WACOM(0x30C) },
5051 	{ USB_DEVICE_WACOM(0x30E) },
5052 	{ USB_DEVICE_WACOM(0x314) },
5053 	{ USB_DEVICE_WACOM(0x315) },
5054 	{ USB_DEVICE_WACOM(0x317) },
5055 	{ USB_DEVICE_WACOM(0x318) },
5056 	{ USB_DEVICE_WACOM(0x319) },
5057 	{ USB_DEVICE_WACOM(0x323) },
5058 	{ USB_DEVICE_WACOM(0x325) },
5059 	{ USB_DEVICE_WACOM(0x326) },
5060 	{ USB_DEVICE_WACOM(0x32A) },
5061 	{ USB_DEVICE_WACOM(0x32B) },
5062 	{ USB_DEVICE_WACOM(0x32C) },
5063 	{ USB_DEVICE_WACOM(0x32F) },
5064 	{ USB_DEVICE_WACOM(0x331) },
5065 	{ USB_DEVICE_WACOM(0x333) },
5066 	{ USB_DEVICE_WACOM(0x335) },
5067 	{ USB_DEVICE_WACOM(0x336) },
5068 	{ USB_DEVICE_WACOM(0x33B) },
5069 	{ USB_DEVICE_WACOM(0x33C) },
5070 	{ USB_DEVICE_WACOM(0x33D) },
5071 	{ USB_DEVICE_WACOM(0x33E) },
5072 	{ USB_DEVICE_WACOM(0x343) },
5073 	{ BT_DEVICE_WACOM(0x360) },
5074 	{ BT_DEVICE_WACOM(0x361) },
5075 	{ BT_DEVICE_WACOM(0x377) },
5076 	{ BT_DEVICE_WACOM(0x379) },
5077 	{ USB_DEVICE_WACOM(0x37A) },
5078 	{ USB_DEVICE_WACOM(0x37B) },
5079 	{ BT_DEVICE_WACOM(0x393) },
5080 	{ BT_DEVICE_WACOM(0x3c6) },
5081 	{ BT_DEVICE_WACOM(0x3c8) },
5082 	{ BT_DEVICE_WACOM(0x3dd) },
5083 	{ USB_DEVICE_WACOM(0x4001) },
5084 	{ USB_DEVICE_WACOM(0x4004) },
5085 	{ USB_DEVICE_WACOM(0x5000) },
5086 	{ USB_DEVICE_WACOM(0x5002) },
5087 	{ USB_DEVICE_LENOVO(0x6004) },
5088 
5089 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
5090 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
5091 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
5092 	{ }
5093 };
5094 MODULE_DEVICE_TABLE(hid, wacom_ids);
5095