xref: /linux/drivers/hid/wacom_wac.c (revision b2db6f4ace72e71fa09b8d1354f8ac9854140d74)
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 	switch (tool_id) {
696 	case 0x812: /* Inking pen */
697 	case 0x801: /* Intuos3 Inking pen */
698 	case 0x12802: /* Intuos4/5 Inking Pen */
699 	case 0x012:
700 		return BTN_TOOL_PENCIL;
701 
702 	case 0x832: /* Stroke pen */
703 	case 0x032:
704 		return BTN_TOOL_BRUSH;
705 
706 	case 0x007: /* Mouse 4D and 2D */
707 	case 0x09c:
708 	case 0x094:
709 	case 0x017: /* Intuos3 2D Mouse */
710 	case 0x806: /* Intuos4 Mouse */
711 		return BTN_TOOL_MOUSE;
712 
713 	case 0x096: /* Lens cursor */
714 	case 0x097: /* Intuos3 Lens cursor */
715 	case 0x006: /* Intuos4 Lens cursor */
716 		return BTN_TOOL_LENS;
717 
718 	case 0xd12:
719 	case 0x912:
720 	case 0x112:
721 	case 0x913: /* Intuos3 Airbrush */
722 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
723 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
724 		return BTN_TOOL_AIRBRUSH;
725 
726 	default:
727 		if (tool_id & 0x0008)
728 			return BTN_TOOL_RUBBER;
729 		return BTN_TOOL_PEN;
730 	}
731 }
732 
733 static void wacom_exit_report(struct wacom_wac *wacom)
734 {
735 	struct input_dev *input = wacom->pen_input;
736 	struct wacom_features *features = &wacom->features;
737 	unsigned char *data = wacom->data;
738 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
739 
740 	/*
741 	 * Reset all states otherwise we lose the initial states
742 	 * when in-prox next time
743 	 */
744 	input_report_abs(input, ABS_X, 0);
745 	input_report_abs(input, ABS_Y, 0);
746 	input_report_abs(input, ABS_DISTANCE, 0);
747 	input_report_abs(input, ABS_TILT_X, 0);
748 	input_report_abs(input, ABS_TILT_Y, 0);
749 	if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
750 		input_report_key(input, BTN_LEFT, 0);
751 		input_report_key(input, BTN_MIDDLE, 0);
752 		input_report_key(input, BTN_RIGHT, 0);
753 		input_report_key(input, BTN_SIDE, 0);
754 		input_report_key(input, BTN_EXTRA, 0);
755 		input_report_abs(input, ABS_THROTTLE, 0);
756 		input_report_abs(input, ABS_RZ, 0);
757 	} else {
758 		input_report_abs(input, ABS_PRESSURE, 0);
759 		input_report_key(input, BTN_STYLUS, 0);
760 		input_report_key(input, BTN_STYLUS2, 0);
761 		input_report_key(input, BTN_TOUCH, 0);
762 		input_report_abs(input, ABS_WHEEL, 0);
763 		if (features->type >= INTUOS3S)
764 			input_report_abs(input, ABS_Z, 0);
765 	}
766 	input_report_key(input, wacom->tool[idx], 0);
767 	input_report_abs(input, ABS_MISC, 0); /* reset tool id */
768 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
769 	wacom->id[idx] = 0;
770 }
771 
772 static int wacom_intuos_inout(struct wacom_wac *wacom)
773 {
774 	struct wacom_features *features = &wacom->features;
775 	unsigned char *data = wacom->data;
776 	struct input_dev *input = wacom->pen_input;
777 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
778 
779 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
780 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
781 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
782 		return 0;
783 
784 	/* Enter report */
785 	if ((data[1] & 0xfc) == 0xc0) {
786 		/* serial number of the tool */
787 		wacom->serial[idx] = ((__u64)(data[3] & 0x0f) << 28) +
788 			(data[4] << 20) + (data[5] << 12) +
789 			(data[6] << 4) + (data[7] >> 4);
790 
791 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
792 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
793 
794 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
795 
796 		wacom->shared->stylus_in_proximity = true;
797 		return 1;
798 	}
799 
800 	/* in Range */
801 	if ((data[1] & 0xfe) == 0x20) {
802 		if (features->type != INTUOSHT2)
803 			wacom->shared->stylus_in_proximity = true;
804 
805 		/* in Range while exiting */
806 		if (wacom->reporting_data) {
807 			input_report_key(input, BTN_TOUCH, 0);
808 			input_report_abs(input, ABS_PRESSURE, 0);
809 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
810 			return 2;
811 		}
812 		return 1;
813 	}
814 
815 	/* Exit report */
816 	if ((data[1] & 0xfe) == 0x80) {
817 		wacom->shared->stylus_in_proximity = false;
818 		wacom->reporting_data = false;
819 
820 		/* don't report exit if we don't know the ID */
821 		if (!wacom->id[idx])
822 			return 1;
823 
824 		wacom_exit_report(wacom);
825 		return 2;
826 	}
827 
828 	return 0;
829 }
830 
831 static inline bool touch_is_muted(struct wacom_wac *wacom_wac)
832 {
833 	return wacom_wac->probe_complete &&
834 	       wacom_wac->shared->has_mute_touch_switch &&
835 	       !wacom_wac->shared->is_touch_on;
836 }
837 
838 static inline bool report_touch_events(struct wacom_wac *wacom)
839 {
840 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
841 }
842 
843 static inline bool delay_pen_events(struct wacom_wac *wacom)
844 {
845 	return (wacom->shared->touch_down && touch_arbitration);
846 }
847 
848 static int wacom_intuos_general(struct wacom_wac *wacom)
849 {
850 	struct wacom_features *features = &wacom->features;
851 	unsigned char *data = wacom->data;
852 	struct input_dev *input = wacom->pen_input;
853 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
854 	unsigned char type = (data[1] >> 1) & 0x0F;
855 	unsigned int x, y, distance, t;
856 
857 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
858 		data[0] != WACOM_REPORT_INTUOS_PEN)
859 		return 0;
860 
861 	if (delay_pen_events(wacom))
862 		return 1;
863 
864 	/* don't report events if we don't know the tool ID */
865 	if (!wacom->id[idx]) {
866 		/* but reschedule a read of the current tool */
867 		wacom_intuos_schedule_prox_event(wacom);
868 		return 1;
869 	}
870 
871 	/*
872 	 * don't report events for invalid data
873 	 */
874 	/* older I4 styli don't work with new Cintiqs */
875 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
876 			(features->type == WACOM_21UX2)) ||
877 	    /* Only large Intuos support Lense Cursor */
878 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
879 		(features->type == INTUOS3 ||
880 		 features->type == INTUOS3S ||
881 		 features->type == INTUOS4 ||
882 		 features->type == INTUOS4S ||
883 		 features->type == INTUOS5 ||
884 		 features->type == INTUOS5S ||
885 		 features->type == INTUOSPM ||
886 		 features->type == INTUOSPS)) ||
887 	   /* Cintiq doesn't send data when RDY bit isn't set */
888 	   (features->type == CINTIQ && !(data[1] & 0x40)))
889 		return 1;
890 
891 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
892 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
893 	distance = data[9] >> 2;
894 	if (features->type < INTUOS3S) {
895 		x >>= 1;
896 		y >>= 1;
897 		distance >>= 1;
898 	}
899 	if (features->type == INTUOSHT2)
900 		distance = features->distance_max - distance;
901 	input_report_abs(input, ABS_X, x);
902 	input_report_abs(input, ABS_Y, y);
903 	input_report_abs(input, ABS_DISTANCE, distance);
904 
905 	switch (type) {
906 	case 0x00:
907 	case 0x01:
908 	case 0x02:
909 	case 0x03:
910 		/* general pen packet */
911 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
912 		if (features->pressure_max < 2047)
913 			t >>= 1;
914 		input_report_abs(input, ABS_PRESSURE, t);
915 		if (features->type != INTUOSHT2) {
916 		    input_report_abs(input, ABS_TILT_X,
917 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
918 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
919 		}
920 		input_report_key(input, BTN_STYLUS, data[1] & 2);
921 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
922 		input_report_key(input, BTN_TOUCH, t > 10);
923 		break;
924 
925 	case 0x0a:
926 		/* airbrush second packet */
927 		input_report_abs(input, ABS_WHEEL,
928 				(data[6] << 2) | ((data[7] >> 6) & 3));
929 		input_report_abs(input, ABS_TILT_X,
930 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
931 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
932 		break;
933 
934 	case 0x05:
935 		/* Rotation packet */
936 		if (features->type >= INTUOS3S) {
937 			/* I3 marker pen rotation */
938 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
939 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
940 				((t-1) / 2 + 450)) : (450 - t / 2) ;
941 			input_report_abs(input, ABS_Z, t);
942 		} else {
943 			/* 4D mouse 2nd packet */
944 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
945 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
946 				((t - 1) / 2) : -t / 2);
947 		}
948 		break;
949 
950 	case 0x04:
951 		/* 4D mouse 1st packet */
952 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
953 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
954 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
955 
956 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
957 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
958 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
959 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
960 		break;
961 
962 	case 0x06:
963 		/* I4 mouse */
964 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
965 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
966 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
967 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
968 				 - ((data[7] & 0x40) >> 6));
969 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
970 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
971 
972 		input_report_abs(input, ABS_TILT_X,
973 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
974 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
975 		break;
976 
977 	case 0x08:
978 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
979 			/* 2D mouse packet */
980 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
981 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
982 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
983 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
984 					 - ((data[8] & 0x02) >> 1));
985 
986 			/* I3 2D mouse side buttons */
987 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
988 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
989 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
990 			}
991 		}
992 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
993 			/* Lens cursor packets */
994 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
995 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
996 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
997 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
998 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
999 		}
1000 		break;
1001 
1002 	case 0x07:
1003 	case 0x09:
1004 	case 0x0b:
1005 	case 0x0c:
1006 	case 0x0d:
1007 	case 0x0e:
1008 	case 0x0f:
1009 		/* unhandled */
1010 		break;
1011 	}
1012 
1013 	input_report_abs(input, ABS_MISC,
1014 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1015 	input_report_key(input, wacom->tool[idx], 1);
1016 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1017 	wacom->reporting_data = true;
1018 	return 2;
1019 }
1020 
1021 static int wacom_intuos_irq(struct wacom_wac *wacom)
1022 {
1023 	unsigned char *data = wacom->data;
1024 	struct input_dev *input = wacom->pen_input;
1025 	int result;
1026 
1027 	if (data[0] != WACOM_REPORT_PENABLED &&
1028 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
1029 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
1030 	    data[0] != WACOM_REPORT_INTUOSPAD &&
1031 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
1032 	    data[0] != WACOM_REPORT_CINTIQ &&
1033 	    data[0] != WACOM_REPORT_CINTIQPAD &&
1034 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
1035 		dev_dbg(input->dev.parent,
1036 			"%s: received unknown report #%d\n", __func__, data[0]);
1037                 return 0;
1038 	}
1039 
1040 	/* process pad events */
1041 	result = wacom_intuos_pad(wacom);
1042 	if (result)
1043 		return result;
1044 
1045 	/* process in/out prox events */
1046 	result = wacom_intuos_inout(wacom);
1047 	if (result)
1048 		return result - 1;
1049 
1050 	/* process general packets */
1051 	result = wacom_intuos_general(wacom);
1052 	if (result)
1053 		return result - 1;
1054 
1055 	return 0;
1056 }
1057 
1058 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1059 {
1060 	unsigned char *data = wacom_wac->data;
1061 	struct input_dev *input;
1062 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1063 	struct wacom_remote *remote = wacom->remote;
1064 	int bat_charging, bat_percent, touch_ring_mode;
1065 	__u32 serial;
1066 	int i, index = -1;
1067 	unsigned long flags;
1068 
1069 	if (data[0] != WACOM_REPORT_REMOTE) {
1070 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1071 			__func__, data[0]);
1072 		return 0;
1073 	}
1074 
1075 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1076 	wacom_wac->id[0] = PAD_DEVICE_ID;
1077 
1078 	spin_lock_irqsave(&remote->remote_lock, flags);
1079 
1080 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1081 		if (remote->remotes[i].serial == serial) {
1082 			index = i;
1083 			break;
1084 		}
1085 	}
1086 
1087 	if (index < 0 || !remote->remotes[index].registered)
1088 		goto out;
1089 
1090 	remote->remotes[i].active_time = ktime_get();
1091 	input = remote->remotes[index].input;
1092 
1093 	input_report_key(input, BTN_0, (data[9] & 0x01));
1094 	input_report_key(input, BTN_1, (data[9] & 0x02));
1095 	input_report_key(input, BTN_2, (data[9] & 0x04));
1096 	input_report_key(input, BTN_3, (data[9] & 0x08));
1097 	input_report_key(input, BTN_4, (data[9] & 0x10));
1098 	input_report_key(input, BTN_5, (data[9] & 0x20));
1099 	input_report_key(input, BTN_6, (data[9] & 0x40));
1100 	input_report_key(input, BTN_7, (data[9] & 0x80));
1101 
1102 	input_report_key(input, BTN_8, (data[10] & 0x01));
1103 	input_report_key(input, BTN_9, (data[10] & 0x02));
1104 	input_report_key(input, BTN_A, (data[10] & 0x04));
1105 	input_report_key(input, BTN_B, (data[10] & 0x08));
1106 	input_report_key(input, BTN_C, (data[10] & 0x10));
1107 	input_report_key(input, BTN_X, (data[10] & 0x20));
1108 	input_report_key(input, BTN_Y, (data[10] & 0x40));
1109 	input_report_key(input, BTN_Z, (data[10] & 0x80));
1110 
1111 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1112 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1113 
1114 	if (data[12] & 0x80)
1115 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
1116 	else
1117 		input_report_abs(input, ABS_WHEEL, 0);
1118 
1119 	bat_percent = data[7] & 0x7f;
1120 	bat_charging = !!(data[7] & 0x80);
1121 
1122 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1123 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1124 	else
1125 		input_report_abs(input, ABS_MISC, 0);
1126 
1127 	input_event(input, EV_MSC, MSC_SERIAL, serial);
1128 
1129 	input_sync(input);
1130 
1131 	/*Which mode select (LED light) is currently on?*/
1132 	touch_ring_mode = (data[11] & 0xC0) >> 6;
1133 
1134 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1135 		if (remote->remotes[i].serial == serial)
1136 			wacom->led.groups[i].select = touch_ring_mode;
1137 	}
1138 
1139 	__wacom_notify_battery(&remote->remotes[index].battery,
1140 				WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1141 				bat_charging, 1, bat_charging);
1142 
1143 out:
1144 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1145 	return 0;
1146 }
1147 
1148 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1149 {
1150 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1151 	unsigned char *data = wacom_wac->data;
1152 	struct wacom_remote *remote = wacom->remote;
1153 	struct wacom_remote_work_data remote_data;
1154 	unsigned long flags;
1155 	int i, ret;
1156 
1157 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1158 		return;
1159 
1160 	memset(&remote_data, 0, sizeof(struct wacom_remote_work_data));
1161 
1162 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1163 		int j = i * 6;
1164 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1165 
1166 		remote_data.remote[i].serial = serial;
1167 	}
1168 
1169 	spin_lock_irqsave(&remote->remote_lock, flags);
1170 
1171 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1172 	if (ret != sizeof(remote_data)) {
1173 		spin_unlock_irqrestore(&remote->remote_lock, flags);
1174 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1175 		return;
1176 	}
1177 
1178 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1179 
1180 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1181 }
1182 
1183 static int int_dist(int x1, int y1, int x2, int y2)
1184 {
1185 	int x = x2 - x1;
1186 	int y = y2 - y1;
1187 
1188 	return int_sqrt(x*x + y*y);
1189 }
1190 
1191 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1192 		unsigned char *data)
1193 {
1194 	memcpy(wacom->data, data, 10);
1195 	wacom_intuos_irq(wacom);
1196 
1197 	input_sync(wacom->pen_input);
1198 	if (wacom->pad_input)
1199 		input_sync(wacom->pad_input);
1200 }
1201 
1202 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1203 {
1204 	unsigned char data[WACOM_PKGLEN_MAX];
1205 	int i = 1;
1206 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1207 
1208 	memcpy(data, wacom->data, len);
1209 
1210 	switch (data[0]) {
1211 	case 0x04:
1212 		wacom_intuos_bt_process_data(wacom, data + i);
1213 		i += 10;
1214 		fallthrough;
1215 	case 0x03:
1216 		wacom_intuos_bt_process_data(wacom, data + i);
1217 		i += 10;
1218 		wacom_intuos_bt_process_data(wacom, data + i);
1219 		i += 10;
1220 		power_raw = data[i];
1221 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1222 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1223 		battery_capacity = batcap_i4[power_raw & 0x07];
1224 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1225 				     battery_capacity, bat_charging,
1226 				     battery_capacity || bat_charging,
1227 				     ps_connected);
1228 		break;
1229 	default:
1230 		dev_dbg(wacom->pen_input->dev.parent,
1231 				"Unknown report: %d,%d size:%zu\n",
1232 				data[0], data[1], len);
1233 		return 0;
1234 	}
1235 	return 0;
1236 }
1237 
1238 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1239 {
1240 	struct input_dev *input = wacom->touch_input;
1241 	unsigned touch_max = wacom->features.touch_max;
1242 	int count = 0;
1243 	int i;
1244 
1245 	if (!touch_max)
1246 		return 0;
1247 
1248 	if (touch_max == 1)
1249 		return test_bit(BTN_TOUCH, input->key) &&
1250 			report_touch_events(wacom);
1251 
1252 	for (i = 0; i < input->mt->num_slots; i++) {
1253 		struct input_mt_slot *ps = &input->mt->slots[i];
1254 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1255 		if (id >= 0)
1256 			count++;
1257 	}
1258 
1259 	return count;
1260 }
1261 
1262 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1263 {
1264 	int pen_frame_len, pen_frames;
1265 
1266 	struct input_dev *pen_input = wacom->pen_input;
1267 	unsigned char *data = wacom->data;
1268 	int number_of_valid_frames = 0;
1269 	ktime_t time_interval = 15000000;
1270 	ktime_t time_packet_received = ktime_get();
1271 	int i;
1272 
1273 	if (wacom->features.type == INTUOSP2_BT ||
1274 	    wacom->features.type == INTUOSP2S_BT) {
1275 		wacom->serial[0] = get_unaligned_le64(&data[99]);
1276 		wacom->id[0]     = get_unaligned_le16(&data[107]);
1277 		pen_frame_len = 14;
1278 		pen_frames = 7;
1279 	} else {
1280 		wacom->serial[0] = get_unaligned_le64(&data[33]);
1281 		wacom->id[0]     = get_unaligned_le16(&data[41]);
1282 		pen_frame_len = 8;
1283 		pen_frames = 4;
1284 	}
1285 
1286 	if (wacom->serial[0] >> 52 == 1) {
1287 		/* Add back in missing bits of ID for non-USI pens */
1288 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1289 	}
1290 
1291 	/* number of valid frames */
1292 	for (i = 0; i < pen_frames; i++) {
1293 		unsigned char *frame = &data[i*pen_frame_len + 1];
1294 		bool valid = frame[0] & 0x80;
1295 
1296 		if (valid)
1297 			number_of_valid_frames++;
1298 	}
1299 
1300 	if (number_of_valid_frames) {
1301 		if (wacom->hid_data.time_delayed)
1302 			time_interval = ktime_get() - wacom->hid_data.time_delayed;
1303 		time_interval = div_u64(time_interval, number_of_valid_frames);
1304 		wacom->hid_data.time_delayed = time_packet_received;
1305 	}
1306 
1307 	for (i = 0; i < number_of_valid_frames; i++) {
1308 		unsigned char *frame = &data[i*pen_frame_len + 1];
1309 		bool valid = frame[0] & 0x80;
1310 		bool prox = frame[0] & 0x40;
1311 		bool range = frame[0] & 0x20;
1312 		bool invert = frame[0] & 0x10;
1313 		int frames_number_reversed = number_of_valid_frames - i - 1;
1314 		ktime_t event_timestamp = time_packet_received - frames_number_reversed * time_interval;
1315 
1316 		if (!valid)
1317 			continue;
1318 
1319 		if (!prox) {
1320 			wacom->shared->stylus_in_proximity = false;
1321 			wacom_exit_report(wacom);
1322 			input_sync(pen_input);
1323 
1324 			wacom->tool[0] = 0;
1325 			wacom->id[0] = 0;
1326 			wacom->serial[0] = 0;
1327 			wacom->hid_data.time_delayed = 0;
1328 			return;
1329 		}
1330 
1331 		if (range) {
1332 			if (!wacom->tool[0]) { /* first in range */
1333 				/* Going into range select tool */
1334 				if (invert)
1335 					wacom->tool[0] = BTN_TOOL_RUBBER;
1336 				else if (wacom->id[0])
1337 					wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1338 				else
1339 					wacom->tool[0] = BTN_TOOL_PEN;
1340 			}
1341 
1342 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1343 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1344 
1345 			if (wacom->features.type == INTUOSP2_BT ||
1346 			    wacom->features.type == INTUOSP2S_BT) {
1347 				/* Fix rotation alignment: userspace expects zero at left */
1348 				int16_t rotation =
1349 					(int16_t)get_unaligned_le16(&frame[9]);
1350 				rotation += 1800/4;
1351 
1352 				if (rotation > 899)
1353 					rotation -= 1800;
1354 
1355 				input_report_abs(pen_input, ABS_TILT_X,
1356 						 (char)frame[7]);
1357 				input_report_abs(pen_input, ABS_TILT_Y,
1358 						 (char)frame[8]);
1359 				input_report_abs(pen_input, ABS_Z, rotation);
1360 				input_report_abs(pen_input, ABS_WHEEL,
1361 						 get_unaligned_le16(&frame[11]));
1362 			}
1363 		}
1364 
1365 		if (wacom->tool[0]) {
1366 			input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1367 			if (wacom->features.type == INTUOSP2_BT ||
1368 			    wacom->features.type == INTUOSP2S_BT) {
1369 				input_report_abs(pen_input, ABS_DISTANCE,
1370 						 range ? frame[13] : wacom->features.distance_max);
1371 			} else {
1372 				input_report_abs(pen_input, ABS_DISTANCE,
1373 						 range ? frame[7] : wacom->features.distance_max);
1374 			}
1375 
1376 			input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1377 			input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1378 			input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1379 
1380 			input_report_key(pen_input, wacom->tool[0], prox);
1381 			input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1382 			input_report_abs(pen_input, ABS_MISC,
1383 					 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1384 		}
1385 
1386 		wacom->shared->stylus_in_proximity = prox;
1387 
1388 		/* add timestamp to unpack the frames */
1389 		input_set_timestamp(pen_input, event_timestamp);
1390 
1391 		input_sync(pen_input);
1392 	}
1393 }
1394 
1395 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1396 {
1397 	const int finger_touch_len = 8;
1398 	const int finger_frames = 4;
1399 	const int finger_frame_len = 43;
1400 
1401 	struct input_dev *touch_input = wacom->touch_input;
1402 	unsigned char *data = wacom->data;
1403 	int num_contacts_left = 5;
1404 	int i, j;
1405 
1406 	for (i = 0; i < finger_frames; i++) {
1407 		unsigned char *frame = &data[i*finger_frame_len + 109];
1408 		int current_num_contacts = frame[0] & 0x7F;
1409 		int contacts_to_send;
1410 
1411 		if (!(frame[0] & 0x80))
1412 			continue;
1413 
1414 		/*
1415 		 * First packet resets the counter since only the first
1416 		 * packet in series will have non-zero current_num_contacts.
1417 		 */
1418 		if (current_num_contacts)
1419 			wacom->num_contacts_left = current_num_contacts;
1420 
1421 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1422 
1423 		for (j = 0; j < contacts_to_send; j++) {
1424 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1425 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1426 			int x = get_unaligned_le16(&touch[2]);
1427 			int y = get_unaligned_le16(&touch[4]);
1428 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1429 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1430 
1431 			if (slot < 0)
1432 				continue;
1433 
1434 			input_mt_slot(touch_input, slot);
1435 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1436 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1437 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1438 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1439 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1440 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1441 		}
1442 
1443 		input_mt_sync_frame(touch_input);
1444 
1445 		wacom->num_contacts_left -= contacts_to_send;
1446 		if (wacom->num_contacts_left <= 0) {
1447 			wacom->num_contacts_left = 0;
1448 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1449 			input_sync(touch_input);
1450 		}
1451 	}
1452 
1453 	if (wacom->num_contacts_left == 0) {
1454 		// Be careful that we don't accidentally call input_sync with
1455 		// only a partial set of fingers of processed
1456 		input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1457 		input_sync(touch_input);
1458 	}
1459 
1460 }
1461 
1462 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1463 {
1464 	struct input_dev *pad_input = wacom->pad_input;
1465 	unsigned char *data = wacom->data;
1466 	int nbuttons = wacom->features.numbered_buttons;
1467 
1468 	int expresskeys = data[282];
1469 	int center = (data[281] & 0x40) >> 6;
1470 	int ring = data[285] & 0x7F;
1471 	bool ringstatus = data[285] & 0x80;
1472 	bool prox = expresskeys || center || ringstatus;
1473 
1474 	/* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1475 	ring = 71 - ring;
1476 	ring += 3*72/16;
1477 	if (ring > 71)
1478 		ring -= 72;
1479 
1480 	wacom_report_numbered_buttons(pad_input, nbuttons,
1481                                       expresskeys | (center << (nbuttons - 1)));
1482 
1483 	input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1484 
1485 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1486 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1487 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1488 
1489 	input_sync(pad_input);
1490 }
1491 
1492 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1493 {
1494 	unsigned char *data = wacom->data;
1495 
1496 	bool chg = data[284] & 0x80;
1497 	int battery_status = data[284] & 0x7F;
1498 
1499 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1500 			     battery_status, chg, 1, chg);
1501 }
1502 
1503 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1504 {
1505 	struct input_dev *pad_input = wacom->pad_input;
1506 	unsigned char *data = wacom->data;
1507 
1508 	int buttons = data[44];
1509 
1510 	wacom_report_numbered_buttons(pad_input, 4, buttons);
1511 
1512 	input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1513 	input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1514 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1515 
1516 	input_sync(pad_input);
1517 }
1518 
1519 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1520 {
1521 	unsigned char *data = wacom->data;
1522 
1523 	bool chg = data[45] & 0x80;
1524 	int battery_status = data[45] & 0x7F;
1525 
1526 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1527 			     battery_status, chg, 1, chg);
1528 }
1529 
1530 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1531 {
1532 	unsigned char *data = wacom->data;
1533 
1534 	if (data[0] != 0x80 && data[0] != 0x81) {
1535 		dev_dbg(wacom->pen_input->dev.parent,
1536 			"%s: received unknown report #%d\n", __func__, data[0]);
1537 		return 0;
1538 	}
1539 
1540 	wacom_intuos_pro2_bt_pen(wacom);
1541 	if (wacom->features.type == INTUOSP2_BT ||
1542 	    wacom->features.type == INTUOSP2S_BT) {
1543 		wacom_intuos_pro2_bt_touch(wacom);
1544 		wacom_intuos_pro2_bt_pad(wacom);
1545 		wacom_intuos_pro2_bt_battery(wacom);
1546 	} else {
1547 		wacom_intuos_gen3_bt_pad(wacom);
1548 		wacom_intuos_gen3_bt_battery(wacom);
1549 	}
1550 	return 0;
1551 }
1552 
1553 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1554 {
1555 	struct input_dev *input = wacom->touch_input;
1556 	unsigned char *data = wacom->data;
1557 	int i;
1558 	int current_num_contacts = data[61];
1559 	int contacts_to_send = 0;
1560 	int num_contacts_left = 4; /* maximum contacts per packet */
1561 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1562 	int y_offset = 2;
1563 
1564 	if (touch_is_muted(wacom) && !wacom->shared->touch_down)
1565 		return 0;
1566 
1567 	if (wacom->features.type == WACOM_27QHDT) {
1568 		current_num_contacts = data[63];
1569 		num_contacts_left = 10;
1570 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1571 		y_offset = 0;
1572 	}
1573 
1574 	/*
1575 	 * First packet resets the counter since only the first
1576 	 * packet in series will have non-zero current_num_contacts.
1577 	 */
1578 	if (current_num_contacts)
1579 		wacom->num_contacts_left = current_num_contacts;
1580 
1581 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1582 
1583 	for (i = 0; i < contacts_to_send; i++) {
1584 		int offset = (byte_per_packet * i) + 1;
1585 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1586 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1587 
1588 		if (slot < 0)
1589 			continue;
1590 		input_mt_slot(input, slot);
1591 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1592 
1593 		if (touch) {
1594 			int t_x = get_unaligned_le16(&data[offset + 2]);
1595 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1596 
1597 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1598 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1599 
1600 			if (wacom->features.type != WACOM_27QHDT) {
1601 				int c_x = get_unaligned_le16(&data[offset + 4]);
1602 				int c_y = get_unaligned_le16(&data[offset + 8]);
1603 				int w = get_unaligned_le16(&data[offset + 10]);
1604 				int h = get_unaligned_le16(&data[offset + 12]);
1605 
1606 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1607 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1608 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1609 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1610 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1611 			}
1612 		}
1613 	}
1614 	input_mt_sync_frame(input);
1615 
1616 	wacom->num_contacts_left -= contacts_to_send;
1617 	if (wacom->num_contacts_left <= 0) {
1618 		wacom->num_contacts_left = 0;
1619 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1620 	}
1621 	return 1;
1622 }
1623 
1624 static int wacom_mt_touch(struct wacom_wac *wacom)
1625 {
1626 	struct input_dev *input = wacom->touch_input;
1627 	unsigned char *data = wacom->data;
1628 	int i;
1629 	int current_num_contacts = data[2];
1630 	int contacts_to_send = 0;
1631 	int x_offset = 0;
1632 
1633 	/* MTTPC does not support Height and Width */
1634 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1635 		x_offset = -4;
1636 
1637 	/*
1638 	 * First packet resets the counter since only the first
1639 	 * packet in series will have non-zero current_num_contacts.
1640 	 */
1641 	if (current_num_contacts)
1642 		wacom->num_contacts_left = current_num_contacts;
1643 
1644 	/* There are at most 5 contacts per packet */
1645 	contacts_to_send = min(5, wacom->num_contacts_left);
1646 
1647 	for (i = 0; i < contacts_to_send; i++) {
1648 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1649 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1650 		int id = get_unaligned_le16(&data[offset + 1]);
1651 		int slot = input_mt_get_slot_by_key(input, id);
1652 
1653 		if (slot < 0)
1654 			continue;
1655 
1656 		input_mt_slot(input, slot);
1657 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1658 		if (touch) {
1659 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1660 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1661 			input_report_abs(input, ABS_MT_POSITION_X, x);
1662 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1663 		}
1664 	}
1665 	input_mt_sync_frame(input);
1666 
1667 	wacom->num_contacts_left -= contacts_to_send;
1668 	if (wacom->num_contacts_left <= 0) {
1669 		wacom->num_contacts_left = 0;
1670 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1671 	}
1672 	return 1;
1673 }
1674 
1675 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1676 {
1677 	struct input_dev *input = wacom->touch_input;
1678 	unsigned char *data = wacom->data;
1679 	int i;
1680 
1681 	for (i = 0; i < 2; i++) {
1682 		int p = data[1] & (1 << i);
1683 		bool touch = p && report_touch_events(wacom);
1684 
1685 		input_mt_slot(input, i);
1686 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1687 		if (touch) {
1688 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1689 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1690 
1691 			input_report_abs(input, ABS_MT_POSITION_X, x);
1692 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1693 		}
1694 	}
1695 	input_mt_sync_frame(input);
1696 
1697 	/* keep touch state for pen event */
1698 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1699 
1700 	return 1;
1701 }
1702 
1703 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1704 {
1705 	unsigned char *data = wacom->data;
1706 	struct input_dev *input = wacom->touch_input;
1707 	bool prox = report_touch_events(wacom);
1708 	int x = 0, y = 0;
1709 
1710 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1711 		return 0;
1712 
1713 	if (len == WACOM_PKGLEN_TPC1FG) {
1714 		prox = prox && (data[0] & 0x01);
1715 		x = get_unaligned_le16(&data[1]);
1716 		y = get_unaligned_le16(&data[3]);
1717 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1718 		prox = prox && (data[2] & 0x01);
1719 		x = get_unaligned_le16(&data[3]);
1720 		y = get_unaligned_le16(&data[5]);
1721 	} else {
1722 		prox = prox && (data[1] & 0x01);
1723 		x = le16_to_cpup((__le16 *)&data[2]);
1724 		y = le16_to_cpup((__le16 *)&data[4]);
1725 	}
1726 
1727 	if (prox) {
1728 		input_report_abs(input, ABS_X, x);
1729 		input_report_abs(input, ABS_Y, y);
1730 	}
1731 	input_report_key(input, BTN_TOUCH, prox);
1732 
1733 	/* keep touch state for pen events */
1734 	wacom->shared->touch_down = prox;
1735 
1736 	return 1;
1737 }
1738 
1739 static int wacom_tpc_pen(struct wacom_wac *wacom)
1740 {
1741 	unsigned char *data = wacom->data;
1742 	struct input_dev *input = wacom->pen_input;
1743 	bool prox = data[1] & 0x20;
1744 
1745 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1746 		/* Going into proximity select tool */
1747 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1748 
1749 	/* keep pen state for touch events */
1750 	wacom->shared->stylus_in_proximity = prox;
1751 
1752 	/* send pen events only when touch is up or forced out
1753 	 * or touch arbitration is off
1754 	 */
1755 	if (!delay_pen_events(wacom)) {
1756 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1757 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1758 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1759 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1760 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1761 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1762 		input_report_key(input, wacom->tool[0], prox);
1763 		return 1;
1764 	}
1765 
1766 	return 0;
1767 }
1768 
1769 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1770 {
1771 	unsigned char *data = wacom->data;
1772 
1773 	if (wacom->pen_input) {
1774 		dev_dbg(wacom->pen_input->dev.parent,
1775 			"%s: received report #%d\n", __func__, data[0]);
1776 
1777 		if (len == WACOM_PKGLEN_PENABLED ||
1778 		    data[0] == WACOM_REPORT_PENABLED)
1779 			return wacom_tpc_pen(wacom);
1780 	}
1781 	else if (wacom->touch_input) {
1782 		dev_dbg(wacom->touch_input->dev.parent,
1783 			"%s: received report #%d\n", __func__, data[0]);
1784 
1785 		switch (len) {
1786 		case WACOM_PKGLEN_TPC1FG:
1787 			return wacom_tpc_single_touch(wacom, len);
1788 
1789 		case WACOM_PKGLEN_TPC2FG:
1790 			return wacom_tpc_mt_touch(wacom);
1791 
1792 		default:
1793 			switch (data[0]) {
1794 			case WACOM_REPORT_TPC1FG:
1795 			case WACOM_REPORT_TPCHID:
1796 			case WACOM_REPORT_TPCST:
1797 			case WACOM_REPORT_TPC1FGE:
1798 				return wacom_tpc_single_touch(wacom, len);
1799 
1800 			case WACOM_REPORT_TPCMT:
1801 			case WACOM_REPORT_TPCMT2:
1802 				return wacom_mt_touch(wacom);
1803 
1804 			}
1805 		}
1806 	}
1807 
1808 	return 0;
1809 }
1810 
1811 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1812 				 int value, int num, int denom)
1813 {
1814 	struct input_absinfo *abs = &input->absinfo[usage->code];
1815 	int range = (abs->maximum - abs->minimum + 1);
1816 
1817 	value += num*range/denom;
1818 	if (value > abs->maximum)
1819 		value -= range;
1820 	else if (value < abs->minimum)
1821 		value += range;
1822 	return value;
1823 }
1824 
1825 int wacom_equivalent_usage(int usage)
1826 {
1827 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1828 		int subpage = (usage & 0xFF00) << 8;
1829 		int subusage = (usage & 0xFF);
1830 
1831 		if (subpage == WACOM_HID_SP_PAD ||
1832 		    subpage == WACOM_HID_SP_BUTTON ||
1833 		    subpage == WACOM_HID_SP_DIGITIZER ||
1834 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1835 		    usage == WACOM_HID_WD_SENSE ||
1836 		    usage == WACOM_HID_WD_SERIALHI ||
1837 		    usage == WACOM_HID_WD_TOOLTYPE ||
1838 		    usage == WACOM_HID_WD_DISTANCE ||
1839 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1840 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1841 		    usage == WACOM_HID_WD_TOUCHRING ||
1842 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1843 		    usage == WACOM_HID_WD_REPORT_VALID ||
1844 		    usage == WACOM_HID_WD_BARRELSWITCH3 ||
1845 		    usage == WACOM_HID_WD_SEQUENCENUMBER) {
1846 			return usage;
1847 		}
1848 
1849 		if (subpage == HID_UP_UNDEFINED)
1850 			subpage = HID_UP_DIGITIZER;
1851 
1852 		return subpage | subusage;
1853 	}
1854 
1855 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1856 		int subpage = (usage & 0xFF00) << 8;
1857 		int subusage = (usage & 0xFF);
1858 
1859 		if (usage == WACOM_HID_WT_REPORT_VALID)
1860 			return usage;
1861 
1862 		if (subpage == HID_UP_UNDEFINED)
1863 			subpage = WACOM_HID_SP_DIGITIZER;
1864 
1865 		return subpage | subusage;
1866 	}
1867 
1868 	return usage;
1869 }
1870 
1871 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1872 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1873 {
1874 	struct wacom *wacom = input_get_drvdata(input);
1875 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1876 	struct wacom_features *features = &wacom_wac->features;
1877 	int fmin = field->logical_minimum;
1878 	int fmax = field->logical_maximum;
1879 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1880 	int resolution_code = code;
1881 	int resolution;
1882 
1883 	if (equivalent_usage == HID_DG_TWIST) {
1884 		resolution_code = ABS_RZ;
1885 	}
1886 
1887 	resolution = hidinput_calc_abs_res(field, resolution_code);
1888 
1889 	if (equivalent_usage == HID_GD_X) {
1890 		fmin += features->offset_left;
1891 		fmax -= features->offset_right;
1892 	}
1893 	if (equivalent_usage == HID_GD_Y) {
1894 		fmin += features->offset_top;
1895 		fmax -= features->offset_bottom;
1896 	}
1897 
1898 	usage->type = type;
1899 	usage->code = code;
1900 
1901 	switch (type) {
1902 	case EV_ABS:
1903 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1904 
1905 		/* older tablet may miss physical usage */
1906 		if ((code == ABS_X || code == ABS_Y) && !resolution) {
1907 			resolution = WACOM_INTUOS_RES;
1908 			hid_warn(input,
1909 				 "Wacom usage (%d) missing resolution \n",
1910 				 code);
1911 		}
1912 		input_abs_set_res(input, code, resolution);
1913 		break;
1914 	case EV_KEY:
1915 	case EV_MSC:
1916 	case EV_SW:
1917 		input_set_capability(input, type, code);
1918 		break;
1919 	}
1920 }
1921 
1922 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1923 		struct hid_field *field, struct hid_usage *usage)
1924 {
1925 	return;
1926 }
1927 
1928 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1929 		struct hid_usage *usage, __s32 value)
1930 {
1931 	struct wacom *wacom = hid_get_drvdata(hdev);
1932 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1933 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1934 
1935 	switch (equivalent_usage) {
1936 	case HID_DG_BATTERYSTRENGTH:
1937 		if (value == 0) {
1938 			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1939 		}
1940 		else {
1941 			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1942 			wacom_wac->hid_data.battery_capacity = value;
1943 			wacom_wac->hid_data.bat_connected = 1;
1944 			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1945 		}
1946 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1947 		break;
1948 	case WACOM_HID_WD_BATTERY_LEVEL:
1949 		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1950 		wacom_wac->hid_data.battery_capacity = value;
1951 		wacom_wac->hid_data.bat_connected = 1;
1952 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1953 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1954 		break;
1955 	case WACOM_HID_WD_BATTERY_CHARGING:
1956 		wacom_wac->hid_data.bat_charging = value;
1957 		wacom_wac->hid_data.ps_connected = value;
1958 		wacom_wac->hid_data.bat_connected = 1;
1959 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1960 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1961 		break;
1962 	}
1963 }
1964 
1965 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
1966 		struct hid_report *report)
1967 {
1968 	return;
1969 }
1970 
1971 static void wacom_wac_battery_report(struct hid_device *hdev,
1972 		struct hid_report *report)
1973 {
1974 	struct wacom *wacom = hid_get_drvdata(hdev);
1975 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1976 
1977 	int status = wacom_wac->hid_data.bat_status;
1978 	int capacity = wacom_wac->hid_data.battery_capacity;
1979 	bool charging = wacom_wac->hid_data.bat_charging;
1980 	bool connected = wacom_wac->hid_data.bat_connected;
1981 	bool powered = wacom_wac->hid_data.ps_connected;
1982 
1983 	wacom_notify_battery(wacom_wac, status, capacity, charging,
1984 			     connected, powered);
1985 }
1986 
1987 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
1988 		struct hid_field *field, struct hid_usage *usage)
1989 {
1990 	struct wacom *wacom = hid_get_drvdata(hdev);
1991 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1992 	struct wacom_features *features = &wacom_wac->features;
1993 	struct input_dev *input = wacom_wac->pad_input;
1994 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1995 
1996 	switch (equivalent_usage) {
1997 	case WACOM_HID_WD_ACCELEROMETER_X:
1998 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1999 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2000 		features->device_type |= WACOM_DEVICETYPE_PAD;
2001 		break;
2002 	case WACOM_HID_WD_ACCELEROMETER_Y:
2003 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2004 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2005 		features->device_type |= WACOM_DEVICETYPE_PAD;
2006 		break;
2007 	case WACOM_HID_WD_ACCELEROMETER_Z:
2008 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2009 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2010 		features->device_type |= WACOM_DEVICETYPE_PAD;
2011 		break;
2012 	case WACOM_HID_WD_BUTTONCENTER:
2013 	case WACOM_HID_WD_BUTTONHOME:
2014 	case WACOM_HID_WD_BUTTONUP:
2015 	case WACOM_HID_WD_BUTTONDOWN:
2016 	case WACOM_HID_WD_BUTTONLEFT:
2017 	case WACOM_HID_WD_BUTTONRIGHT:
2018 		wacom_map_usage(input, usage, field, EV_KEY,
2019 				wacom_numbered_button_to_key(features->numbered_buttons),
2020 				0);
2021 		features->numbered_buttons++;
2022 		features->device_type |= WACOM_DEVICETYPE_PAD;
2023 		break;
2024 	case WACOM_HID_WD_MUTE_DEVICE:
2025 		/* softkey touch switch */
2026 		wacom_wac->is_soft_touch_switch = true;
2027 		fallthrough;
2028 	case WACOM_HID_WD_TOUCHONOFF:
2029 		/*
2030 		 * These two usages, which are used to mute touch events, come
2031 		 * from the pad packet, but are reported on the touch
2032 		 * interface. Because the touch interface may not have
2033 		 * been created yet, we cannot call wacom_map_usage(). In
2034 		 * order to process the usages when we receive them, we set
2035 		 * the usage type and code directly.
2036 		 */
2037 		wacom_wac->has_mute_touch_switch = true;
2038 		usage->type = EV_SW;
2039 		usage->code = SW_MUTE_DEVICE;
2040 		break;
2041 	case WACOM_HID_WD_TOUCHSTRIP:
2042 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2043 		features->device_type |= WACOM_DEVICETYPE_PAD;
2044 		break;
2045 	case WACOM_HID_WD_TOUCHSTRIP2:
2046 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2047 		features->device_type |= WACOM_DEVICETYPE_PAD;
2048 		break;
2049 	case WACOM_HID_WD_TOUCHRING:
2050 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2051 		features->device_type |= WACOM_DEVICETYPE_PAD;
2052 		break;
2053 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2054 		/*
2055 		 * Only set up type/code association. Completely mapping
2056 		 * this usage may overwrite the axis resolution and range.
2057 		 */
2058 		usage->type = EV_ABS;
2059 		usage->code = ABS_WHEEL;
2060 		set_bit(EV_ABS, input->evbit);
2061 		features->device_type |= WACOM_DEVICETYPE_PAD;
2062 		break;
2063 	case WACOM_HID_WD_BUTTONCONFIG:
2064 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2065 		features->device_type |= WACOM_DEVICETYPE_PAD;
2066 		break;
2067 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2068 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2069 		features->device_type |= WACOM_DEVICETYPE_PAD;
2070 		break;
2071 	case WACOM_HID_WD_CONTROLPANEL:
2072 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2073 		features->device_type |= WACOM_DEVICETYPE_PAD;
2074 		break;
2075 	case WACOM_HID_WD_MODE_CHANGE:
2076 		/* do not overwrite previous data */
2077 		if (!wacom_wac->has_mode_change) {
2078 			wacom_wac->has_mode_change = true;
2079 			wacom_wac->is_direct_mode = true;
2080 		}
2081 		features->device_type |= WACOM_DEVICETYPE_PAD;
2082 		break;
2083 	}
2084 
2085 	switch (equivalent_usage & 0xfffffff0) {
2086 	case WACOM_HID_WD_EXPRESSKEY00:
2087 		wacom_map_usage(input, usage, field, EV_KEY,
2088 				wacom_numbered_button_to_key(features->numbered_buttons),
2089 				0);
2090 		features->numbered_buttons++;
2091 		features->device_type |= WACOM_DEVICETYPE_PAD;
2092 		break;
2093 	}
2094 }
2095 
2096 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2097 		struct hid_usage *usage, __s32 value)
2098 {
2099 	struct wacom *wacom = hid_get_drvdata(hdev);
2100 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2101 	struct input_dev *input = wacom_wac->pad_input;
2102 	struct wacom_features *features = &wacom_wac->features;
2103 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2104 	int i;
2105 	bool do_report = false;
2106 
2107 	/*
2108 	 * Avoid reporting this event and setting inrange_state if this usage
2109 	 * hasn't been mapped.
2110 	 */
2111 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2112 		return;
2113 
2114 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2115 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
2116 			wacom_wac->hid_data.inrange_state |= value;
2117 	}
2118 
2119 	/* Process touch switch state first since it is reported through touch interface,
2120 	 * which is indepentent of pad interface. In the case when there are no other pad
2121 	 * events, the pad interface will not even be created.
2122 	 */
2123 	if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2124 	   (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2125 		if (wacom_wac->shared->touch_input) {
2126 			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2127 
2128 			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2129 				*is_touch_on = !(*is_touch_on);
2130 			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2131 				*is_touch_on = value;
2132 
2133 			input_report_switch(wacom_wac->shared->touch_input,
2134 					    SW_MUTE_DEVICE, !(*is_touch_on));
2135 			input_sync(wacom_wac->shared->touch_input);
2136 		}
2137 		return;
2138 	}
2139 
2140 	if (!input)
2141 		return;
2142 
2143 	switch (equivalent_usage) {
2144 	case WACOM_HID_WD_TOUCHRING:
2145 		/*
2146 		 * Userspace expects touchrings to increase in value with
2147 		 * clockwise gestures and have their zero point at the
2148 		 * tablet's left. HID events "should" be clockwise-
2149 		 * increasing and zero at top, though the MobileStudio
2150 		 * Pro and 2nd-gen Intuos Pro don't do this...
2151 		 */
2152 		if (hdev->vendor == 0x56a &&
2153 		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2154 		     hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2155 		     hdev->product == 0x392 ||				  /* Intuos Pro 2 */
2156 		     hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2157 		     hdev->product == 0x3AA)) {				  /* MobileStudio Pro */
2158 			value = (field->logical_maximum - value);
2159 
2160 			if (hdev->product == 0x357 || hdev->product == 0x358 ||
2161 			    hdev->product == 0x392)
2162 				value = wacom_offset_rotation(input, usage, value, 3, 16);
2163 			else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2164 				 hdev->product == 0x398 || hdev->product == 0x399 ||
2165 				 hdev->product == 0x3AA)
2166 				value = wacom_offset_rotation(input, usage, value, 1, 2);
2167 		}
2168 		else {
2169 			value = wacom_offset_rotation(input, usage, value, 1, 4);
2170 		}
2171 		do_report = true;
2172 		break;
2173 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2174 		if (!value)
2175 			input_event(input, usage->type, usage->code, 0);
2176 		break;
2177 
2178 	case WACOM_HID_WD_MODE_CHANGE:
2179 		if (wacom_wac->is_direct_mode != value) {
2180 			wacom_wac->is_direct_mode = value;
2181 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2182 		}
2183 		break;
2184 
2185 	case WACOM_HID_WD_BUTTONCENTER:
2186 		for (i = 0; i < wacom->led.count; i++)
2187 			wacom_update_led(wacom, features->numbered_buttons,
2188 					 value, i);
2189 		fallthrough;
2190 	default:
2191 		do_report = true;
2192 		break;
2193 	}
2194 
2195 	if (do_report) {
2196 		input_event(input, usage->type, usage->code, value);
2197 		if (value)
2198 			wacom_wac->hid_data.pad_input_event_flag = true;
2199 	}
2200 }
2201 
2202 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2203 		struct hid_report *report)
2204 {
2205 	struct wacom *wacom = hid_get_drvdata(hdev);
2206 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2207 
2208 	wacom_wac->hid_data.inrange_state = 0;
2209 }
2210 
2211 static void wacom_wac_pad_report(struct hid_device *hdev,
2212 		struct hid_report *report, struct hid_field *field)
2213 {
2214 	struct wacom *wacom = hid_get_drvdata(hdev);
2215 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2216 	struct input_dev *input = wacom_wac->pad_input;
2217 	bool active = wacom_wac->hid_data.inrange_state != 0;
2218 
2219 	/* report prox for expresskey events */
2220 	if (wacom_wac->hid_data.pad_input_event_flag) {
2221 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2222 		input_sync(input);
2223 		if (!active)
2224 			wacom_wac->hid_data.pad_input_event_flag = false;
2225 	}
2226 }
2227 
2228 static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2229 {
2230 	struct input_dev *input = wacom_wac->pen_input;
2231 	struct wacom_features *features = &wacom_wac->features;
2232 
2233 	if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2234 	    wacom_wac->hid_data.barrelswitch &&
2235 	    wacom_wac->hid_data.barrelswitch2 &&
2236 	    wacom_wac->hid_data.serialhi &&
2237 	    !wacom_wac->hid_data.barrelswitch3) {
2238 		input_set_capability(input, EV_KEY, BTN_STYLUS3);
2239 		features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2240 	}
2241 }
2242 
2243 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2244 		struct hid_field *field, struct hid_usage *usage)
2245 {
2246 	struct wacom *wacom = hid_get_drvdata(hdev);
2247 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2248 	struct wacom_features *features = &wacom_wac->features;
2249 	struct input_dev *input = wacom_wac->pen_input;
2250 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2251 
2252 	switch (equivalent_usage) {
2253 	case HID_GD_X:
2254 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2255 		break;
2256 	case HID_GD_Y:
2257 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2258 		break;
2259 	case WACOM_HID_WD_DISTANCE:
2260 	case HID_GD_Z:
2261 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2262 		break;
2263 	case HID_DG_TIPPRESSURE:
2264 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2265 		break;
2266 	case HID_DG_INRANGE:
2267 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2268 		break;
2269 	case HID_DG_INVERT:
2270 		wacom_map_usage(input, usage, field, EV_KEY,
2271 				BTN_TOOL_RUBBER, 0);
2272 		break;
2273 	case HID_DG_TILT_X:
2274 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2275 		break;
2276 	case HID_DG_TILT_Y:
2277 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2278 		break;
2279 	case HID_DG_TWIST:
2280 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2281 		break;
2282 	case HID_DG_ERASER:
2283 		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2284 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2285 		break;
2286 	case HID_DG_TIPSWITCH:
2287 		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2288 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2289 		break;
2290 	case HID_DG_BARRELSWITCH:
2291 		wacom_wac->hid_data.barrelswitch = true;
2292 		wacom_set_barrel_switch3_usage(wacom_wac);
2293 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2294 		break;
2295 	case HID_DG_BARRELSWITCH2:
2296 		wacom_wac->hid_data.barrelswitch2 = true;
2297 		wacom_set_barrel_switch3_usage(wacom_wac);
2298 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2299 		break;
2300 	case HID_DG_TOOLSERIALNUMBER:
2301 		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2302 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2303 		break;
2304 	case HID_DG_SCANTIME:
2305 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2306 		break;
2307 	case WACOM_HID_WD_SENSE:
2308 		features->quirks |= WACOM_QUIRK_SENSE;
2309 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2310 		break;
2311 	case WACOM_HID_WD_SERIALHI:
2312 		wacom_wac->hid_data.serialhi = true;
2313 		wacom_set_barrel_switch3_usage(wacom_wac);
2314 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2315 		break;
2316 	case WACOM_HID_WD_FINGERWHEEL:
2317 		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2318 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2319 		break;
2320 	case WACOM_HID_WD_BARRELSWITCH3:
2321 		wacom_wac->hid_data.barrelswitch3 = true;
2322 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2323 		features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2324 		break;
2325 	}
2326 }
2327 
2328 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2329 		struct hid_usage *usage, __s32 value)
2330 {
2331 	struct wacom *wacom = hid_get_drvdata(hdev);
2332 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2333 	struct wacom_features *features = &wacom_wac->features;
2334 	struct input_dev *input = wacom_wac->pen_input;
2335 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2336 
2337 	if (wacom_wac->is_invalid_bt_frame)
2338 		return;
2339 
2340 	switch (equivalent_usage) {
2341 	case HID_GD_Z:
2342 		/*
2343 		 * HID_GD_Z "should increase as the control's position is
2344 		 * moved from high to low", while ABS_DISTANCE instead
2345 		 * increases in value as the tool moves from low to high.
2346 		 */
2347 		value = field->logical_maximum - value;
2348 		break;
2349 	case HID_DG_INRANGE:
2350 		mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2351 		wacom_wac->hid_data.inrange_state = value;
2352 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2353 			wacom_wac->hid_data.sense_state = value;
2354 		return;
2355 	case HID_DG_INVERT:
2356 		wacom_wac->hid_data.invert_state = value;
2357 		return;
2358 	case HID_DG_ERASER:
2359 	case HID_DG_TIPSWITCH:
2360 		wacom_wac->hid_data.tipswitch |= value;
2361 		return;
2362 	case HID_DG_BARRELSWITCH:
2363 		wacom_wac->hid_data.barrelswitch = value;
2364 		return;
2365 	case HID_DG_BARRELSWITCH2:
2366 		wacom_wac->hid_data.barrelswitch2 = value;
2367 		return;
2368 	case HID_DG_TOOLSERIALNUMBER:
2369 		if (value) {
2370 			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2371 			wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2372 		}
2373 		return;
2374 	case HID_DG_TWIST:
2375 		/* don't modify the value if the pen doesn't support the feature */
2376 		if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2377 
2378 		/*
2379 		 * Userspace expects pen twist to have its zero point when
2380 		 * the buttons/finger is on the tablet's left. HID values
2381 		 * are zero when buttons are toward the top.
2382 		 */
2383 		value = wacom_offset_rotation(input, usage, value, 1, 4);
2384 		break;
2385 	case WACOM_HID_WD_SENSE:
2386 		wacom_wac->hid_data.sense_state = value;
2387 		return;
2388 	case WACOM_HID_WD_SERIALHI:
2389 		if (value) {
2390 			__u32 raw_value = wacom_s32tou(value, field->report_size);
2391 
2392 			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2393 			wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2394 			/*
2395 			 * Non-USI EMR devices may contain additional tool type
2396 			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2397 			 * more details.
2398 			 */
2399 			if (value >> 20 == 1) {
2400 				wacom_wac->id[0] |= raw_value & 0xFFFFF;
2401 			}
2402 		}
2403 		return;
2404 	case WACOM_HID_WD_TOOLTYPE:
2405 		/*
2406 		 * Some devices (MobileStudio Pro, and possibly later
2407 		 * devices as well) do not return the complete tool
2408 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2409 		 * bitwise OR so the complete value can be built
2410 		 * up over time :(
2411 		 */
2412 		wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2413 		return;
2414 	case WACOM_HID_WD_OFFSETLEFT:
2415 		if (features->offset_left && value != features->offset_left)
2416 			hid_warn(hdev, "%s: overriding existing left offset "
2417 				 "%d -> %d\n", __func__, value,
2418 				 features->offset_left);
2419 		features->offset_left = value;
2420 		return;
2421 	case WACOM_HID_WD_OFFSETRIGHT:
2422 		if (features->offset_right && value != features->offset_right)
2423 			hid_warn(hdev, "%s: overriding existing right offset "
2424 				 "%d -> %d\n", __func__, value,
2425 				 features->offset_right);
2426 		features->offset_right = value;
2427 		return;
2428 	case WACOM_HID_WD_OFFSETTOP:
2429 		if (features->offset_top && value != features->offset_top)
2430 			hid_warn(hdev, "%s: overriding existing top offset "
2431 				 "%d -> %d\n", __func__, value,
2432 				 features->offset_top);
2433 		features->offset_top = value;
2434 		return;
2435 	case WACOM_HID_WD_OFFSETBOTTOM:
2436 		if (features->offset_bottom && value != features->offset_bottom)
2437 			hid_warn(hdev, "%s: overriding existing bottom offset "
2438 				 "%d -> %d\n", __func__, value,
2439 				 features->offset_bottom);
2440 		features->offset_bottom = value;
2441 		return;
2442 	case WACOM_HID_WD_REPORT_VALID:
2443 		wacom_wac->is_invalid_bt_frame = !value;
2444 		return;
2445 	case WACOM_HID_WD_BARRELSWITCH3:
2446 		wacom_wac->hid_data.barrelswitch3 = value;
2447 		return;
2448 	case WACOM_HID_WD_SEQUENCENUMBER:
2449 		if (wacom_wac->hid_data.sequence_number != value)
2450 			hid_warn(hdev, "Dropped %hu packets", (unsigned short)(value - wacom_wac->hid_data.sequence_number));
2451 		wacom_wac->hid_data.sequence_number = value + 1;
2452 		return;
2453 	}
2454 
2455 	/* send pen events only when touch is up or forced out
2456 	 * or touch arbitration is off
2457 	 */
2458 	if (!usage->type || delay_pen_events(wacom_wac))
2459 		return;
2460 
2461 	/* send pen events only when the pen is in range */
2462 	if (wacom_wac->hid_data.inrange_state)
2463 		input_event(input, usage->type, usage->code, value);
2464 	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2465 		input_event(input, usage->type, usage->code, 0);
2466 }
2467 
2468 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2469 		struct hid_report *report)
2470 {
2471 	struct wacom *wacom = hid_get_drvdata(hdev);
2472 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2473 
2474 	wacom_wac->is_invalid_bt_frame = false;
2475 	return;
2476 }
2477 
2478 static void wacom_wac_pen_report(struct hid_device *hdev,
2479 		struct hid_report *report)
2480 {
2481 	struct wacom *wacom = hid_get_drvdata(hdev);
2482 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2483 	struct input_dev *input = wacom_wac->pen_input;
2484 	bool range = wacom_wac->hid_data.inrange_state;
2485 	bool sense = wacom_wac->hid_data.sense_state;
2486 	bool entering_range = !wacom_wac->tool[0] && range;
2487 
2488 	if (wacom_wac->is_invalid_bt_frame)
2489 		return;
2490 
2491 	if (entering_range) { /* first in range */
2492 		/* Going into range select tool */
2493 		if (wacom_wac->hid_data.invert_state)
2494 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2495 		else if (wacom_wac->id[0])
2496 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2497 		else
2498 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2499 	}
2500 
2501 	/* keep pen state for touch events */
2502 	wacom_wac->shared->stylus_in_proximity = sense;
2503 
2504 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2505 		int id = wacom_wac->id[0];
2506 		if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2507 			int sw_state = wacom_wac->hid_data.barrelswitch |
2508 				       (wacom_wac->hid_data.barrelswitch2 << 1);
2509 			wacom_wac->hid_data.barrelswitch = sw_state == 1;
2510 			wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2511 			wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2512 		}
2513 		input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2514 		input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2515 		input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2516 
2517 		/*
2518 		 * Non-USI EMR tools should have their IDs mangled to
2519 		 * match the legacy behavior of wacom_intuos_general
2520 		 */
2521 		if (wacom_wac->serial[0] >> 52 == 1)
2522 			id = wacom_intuos_id_mangle(id);
2523 
2524 		/*
2525 		 * To ensure compatibility with xf86-input-wacom, we should
2526 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2527 		 * MSC_SERIAL events.
2528 		 */
2529 		input_report_key(input, BTN_TOUCH,
2530 				wacom_wac->hid_data.tipswitch);
2531 		input_report_key(input, wacom_wac->tool[0], sense);
2532 		if (wacom_wac->serial[0]) {
2533 			/*
2534 			 * xf86-input-wacom does not accept a serial number
2535 			 * of '0'. Report the low 32 bits if possible, but
2536 			 * if they are zero, report the upper ones instead.
2537 			 */
2538 			__u32 serial_lo = wacom_wac->serial[0] & 0xFFFFFFFFu;
2539 			__u32 serial_hi = wacom_wac->serial[0] >> 32;
2540 			input_event(input, EV_MSC, MSC_SERIAL, (int)(serial_lo ? serial_lo : serial_hi));
2541 			input_report_abs(input, ABS_MISC, sense ? id : 0);
2542 		}
2543 
2544 		wacom_wac->hid_data.tipswitch = false;
2545 
2546 		input_sync(input);
2547 	}
2548 
2549 	/* Handle AES battery timeout behavior */
2550 	if (wacom_wac->features.quirks & WACOM_QUIRK_AESPEN) {
2551 		if (entering_range)
2552 			cancel_delayed_work(&wacom->aes_battery_work);
2553 		if (!sense)
2554 			schedule_delayed_work(&wacom->aes_battery_work,
2555 					      msecs_to_jiffies(WACOM_AES_BATTERY_TIMEOUT));
2556 	}
2557 
2558 	if (!sense) {
2559 		wacom_wac->tool[0] = 0;
2560 		wacom_wac->id[0] = 0;
2561 		wacom_wac->serial[0] = 0;
2562 	}
2563 }
2564 
2565 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2566 		struct hid_field *field, struct hid_usage *usage)
2567 {
2568 	struct wacom *wacom = hid_get_drvdata(hdev);
2569 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2570 	struct input_dev *input = wacom_wac->touch_input;
2571 	unsigned touch_max = wacom_wac->features.touch_max;
2572 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2573 
2574 	switch (equivalent_usage) {
2575 	case HID_GD_X:
2576 		if (touch_max == 1)
2577 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2578 		else
2579 			wacom_map_usage(input, usage, field, EV_ABS,
2580 					ABS_MT_POSITION_X, 4);
2581 		break;
2582 	case HID_GD_Y:
2583 		if (touch_max == 1)
2584 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2585 		else
2586 			wacom_map_usage(input, usage, field, EV_ABS,
2587 					ABS_MT_POSITION_Y, 4);
2588 		break;
2589 	case HID_DG_WIDTH:
2590 	case HID_DG_HEIGHT:
2591 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2592 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2593 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2594 		break;
2595 	case HID_DG_TIPSWITCH:
2596 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2597 		break;
2598 	case HID_DG_CONTACTCOUNT:
2599 		wacom_wac->hid_data.cc_report = field->report->id;
2600 		wacom_wac->hid_data.cc_index = field->index;
2601 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2602 		break;
2603 	case HID_DG_CONTACTID:
2604 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2605 			/*
2606 			 * The HID descriptor for G11 sensors leaves logical
2607 			 * maximum set to '1' despite it being a multitouch
2608 			 * device. Override to a sensible number.
2609 			 */
2610 			field->logical_maximum = 255;
2611 		}
2612 		break;
2613 	case HID_DG_SCANTIME:
2614 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2615 		break;
2616 	}
2617 }
2618 
2619 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2620 		struct input_dev *input)
2621 {
2622 	struct hid_data *hid_data = &wacom_wac->hid_data;
2623 	bool mt = wacom_wac->features.touch_max > 1;
2624 	bool touch_down = hid_data->tipswitch && hid_data->confidence;
2625 	bool prox = touch_down && report_touch_events(wacom_wac);
2626 
2627 	if (touch_is_muted(wacom_wac)) {
2628 		if (!wacom_wac->shared->touch_down)
2629 			return;
2630 		prox = false;
2631 	}
2632 
2633 	wacom_wac->hid_data.num_received++;
2634 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2635 		return;
2636 
2637 	if (mt) {
2638 		int slot;
2639 
2640 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2641 		if (slot < 0) {
2642 			return;
2643 		} else {
2644 			struct input_mt_slot *ps = &input->mt->slots[slot];
2645 			int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2646 
2647 			if (!prox && mt_id < 0) {
2648 				// No data to send for this slot; short-circuit
2649 				return;
2650 			}
2651 		}
2652 
2653 		input_mt_slot(input, slot);
2654 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2655 	}
2656 	else {
2657 		input_report_key(input, BTN_TOUCH, prox);
2658 	}
2659 
2660 	if (prox) {
2661 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2662 				 hid_data->x);
2663 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2664 				 hid_data->y);
2665 
2666 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2667 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2668 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2669 			if (hid_data->width != hid_data->height)
2670 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2671 		}
2672 	}
2673 }
2674 
2675 static void wacom_wac_finger_event(struct hid_device *hdev,
2676 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2677 {
2678 	struct wacom *wacom = hid_get_drvdata(hdev);
2679 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2680 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2681 	struct wacom_features *features = &wacom->wacom_wac.features;
2682 
2683 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2684 		return;
2685 
2686 	if (wacom_wac->is_invalid_bt_frame)
2687 		return;
2688 
2689 	switch (equivalent_usage) {
2690 	case HID_DG_CONFIDENCE:
2691 		wacom_wac->hid_data.confidence = value;
2692 		break;
2693 	case HID_GD_X:
2694 		wacom_wac->hid_data.x = value;
2695 		break;
2696 	case HID_GD_Y:
2697 		wacom_wac->hid_data.y = value;
2698 		break;
2699 	case HID_DG_WIDTH:
2700 		wacom_wac->hid_data.width = value;
2701 		break;
2702 	case HID_DG_HEIGHT:
2703 		wacom_wac->hid_data.height = value;
2704 		break;
2705 	case HID_DG_CONTACTID:
2706 		wacom_wac->hid_data.id = value;
2707 		break;
2708 	case HID_DG_TIPSWITCH:
2709 		wacom_wac->hid_data.tipswitch = value;
2710 		break;
2711 	case WACOM_HID_WT_REPORT_VALID:
2712 		wacom_wac->is_invalid_bt_frame = !value;
2713 		return;
2714 	case HID_DG_CONTACTMAX:
2715 		if (!features->touch_max) {
2716 			features->touch_max = value;
2717 		} else {
2718 			hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2719 				 "%d -> %d\n", __func__, features->touch_max, value);
2720 		}
2721 		return;
2722 	}
2723 
2724 	if (usage->usage_index + 1 == field->report_count) {
2725 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2726 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2727 	}
2728 }
2729 
2730 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2731 		struct hid_report *report)
2732 {
2733 	struct wacom *wacom = hid_get_drvdata(hdev);
2734 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2735 	struct hid_data* hid_data = &wacom_wac->hid_data;
2736 	int i;
2737 
2738 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2739 		return;
2740 
2741 	wacom_wac->is_invalid_bt_frame = false;
2742 
2743 	hid_data->confidence = true;
2744 
2745 	hid_data->cc_report = 0;
2746 	hid_data->cc_index = -1;
2747 	hid_data->cc_value_index = -1;
2748 
2749 	for (i = 0; i < report->maxfield; i++) {
2750 		struct hid_field *field = report->field[i];
2751 		int j;
2752 
2753 		for (j = 0; j < field->maxusage; j++) {
2754 			struct hid_usage *usage = &field->usage[j];
2755 			unsigned int equivalent_usage =
2756 				wacom_equivalent_usage(usage->hid);
2757 
2758 			switch (equivalent_usage) {
2759 			case HID_GD_X:
2760 			case HID_GD_Y:
2761 			case HID_DG_WIDTH:
2762 			case HID_DG_HEIGHT:
2763 			case HID_DG_CONTACTID:
2764 			case HID_DG_INRANGE:
2765 			case HID_DG_INVERT:
2766 			case HID_DG_TIPSWITCH:
2767 				hid_data->last_slot_field = equivalent_usage;
2768 				break;
2769 			case HID_DG_CONTACTCOUNT:
2770 				hid_data->cc_report = report->id;
2771 				hid_data->cc_index = i;
2772 				hid_data->cc_value_index = j;
2773 				break;
2774 			}
2775 		}
2776 	}
2777 
2778 	if (hid_data->cc_report != 0 &&
2779 	    hid_data->cc_index >= 0) {
2780 		struct hid_field *field = report->field[hid_data->cc_index];
2781 		int value = field->value[hid_data->cc_value_index];
2782 		if (value) {
2783 			hid_data->num_expected = value;
2784 			hid_data->num_received = 0;
2785 		}
2786 	}
2787 	else {
2788 		hid_data->num_expected = wacom_wac->features.touch_max;
2789 		hid_data->num_received = 0;
2790 	}
2791 }
2792 
2793 static void wacom_wac_finger_report(struct hid_device *hdev,
2794 		struct hid_report *report)
2795 {
2796 	struct wacom *wacom = hid_get_drvdata(hdev);
2797 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2798 	struct input_dev *input = wacom_wac->touch_input;
2799 	unsigned touch_max = wacom_wac->features.touch_max;
2800 
2801 	/* if there was nothing to process, don't send an empty sync */
2802 	if (wacom_wac->hid_data.num_expected == 0)
2803 		return;
2804 
2805 	/* If more packets of data are expected, give us a chance to
2806 	 * process them rather than immediately syncing a partial
2807 	 * update.
2808 	 */
2809 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2810 		return;
2811 
2812 	if (touch_max > 1)
2813 		input_mt_sync_frame(input);
2814 
2815 	input_sync(input);
2816 	wacom_wac->hid_data.num_received = 0;
2817 	wacom_wac->hid_data.num_expected = 0;
2818 
2819 	/* keep touch state for pen event */
2820 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2821 }
2822 
2823 void wacom_wac_usage_mapping(struct hid_device *hdev,
2824 		struct hid_field *field, struct hid_usage *usage)
2825 {
2826 	struct wacom *wacom = hid_get_drvdata(hdev);
2827 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2828 	struct wacom_features *features = &wacom_wac->features;
2829 
2830 	if (WACOM_DIRECT_DEVICE(field))
2831 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2832 
2833 	/* usage tests must precede field tests */
2834 	if (WACOM_BATTERY_USAGE(usage))
2835 		wacom_wac_battery_usage_mapping(hdev, field, usage);
2836 	else if (WACOM_PAD_FIELD(field))
2837 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2838 	else if (WACOM_PEN_FIELD(field))
2839 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2840 	else if (WACOM_FINGER_FIELD(field))
2841 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2842 }
2843 
2844 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2845 		struct hid_usage *usage, __s32 value)
2846 {
2847 	struct wacom *wacom = hid_get_drvdata(hdev);
2848 
2849 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2850 		return;
2851 
2852 	if (value > field->logical_maximum || value < field->logical_minimum)
2853 		return;
2854 
2855 	/* usage tests must precede field tests */
2856 	if (WACOM_BATTERY_USAGE(usage))
2857 		wacom_wac_battery_event(hdev, field, usage, value);
2858 	else if (WACOM_PAD_FIELD(field))
2859 		wacom_wac_pad_event(hdev, field, usage, value);
2860 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2861 		wacom_wac_pen_event(hdev, field, usage, value);
2862 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2863 		wacom_wac_finger_event(hdev, field, usage, value);
2864 }
2865 
2866 static void wacom_report_events(struct hid_device *hdev,
2867 				struct hid_report *report, int collection_index,
2868 				int field_index)
2869 {
2870 	int r;
2871 
2872 	for (r = field_index; r < report->maxfield; r++) {
2873 		struct hid_field *field;
2874 		unsigned count, n;
2875 
2876 		field = report->field[r];
2877 		count = field->report_count;
2878 
2879 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2880 			continue;
2881 
2882 		for (n = 0 ; n < count; n++) {
2883 			if (field->usage[n].collection_index == collection_index)
2884 				wacom_wac_event(hdev, field, &field->usage[n],
2885 						field->value[n]);
2886 			else
2887 				return;
2888 		}
2889 	}
2890 }
2891 
2892 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2893 			 int collection_index, struct hid_field *field,
2894 			 int field_index)
2895 {
2896 	struct wacom *wacom = hid_get_drvdata(hdev);
2897 
2898 	wacom_report_events(hdev, report, collection_index, field_index);
2899 
2900 	/*
2901 	 * Non-input reports may be sent prior to the device being
2902 	 * completely initialized. Since only their events need
2903 	 * to be processed, exit after 'wacom_report_events' has
2904 	 * been called to prevent potential crashes in the report-
2905 	 * processing functions.
2906 	 */
2907 	if (report->type != HID_INPUT_REPORT)
2908 		return -1;
2909 
2910 	if (WACOM_PAD_FIELD(field))
2911 		return 0;
2912 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2913 		wacom_wac_pen_report(hdev, report);
2914 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2915 		wacom_wac_finger_report(hdev, report);
2916 
2917 	return 0;
2918 }
2919 
2920 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2921 {
2922 	struct wacom *wacom = hid_get_drvdata(hdev);
2923 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2924 	struct hid_field *field;
2925 	bool pad_in_hid_field = false, pen_in_hid_field = false,
2926 		finger_in_hid_field = false, true_pad = false;
2927 	int r;
2928 	int prev_collection = -1;
2929 
2930 	if (wacom_wac->features.type != HID_GENERIC)
2931 		return;
2932 
2933 	for (r = 0; r < report->maxfield; r++) {
2934 		field = report->field[r];
2935 
2936 		if (WACOM_PAD_FIELD(field))
2937 			pad_in_hid_field = true;
2938 		if (WACOM_PEN_FIELD(field))
2939 			pen_in_hid_field = true;
2940 		if (WACOM_FINGER_FIELD(field))
2941 			finger_in_hid_field = true;
2942 		if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
2943 			true_pad = true;
2944 	}
2945 
2946 	wacom_wac_battery_pre_report(hdev, report);
2947 
2948 	if (pad_in_hid_field && wacom_wac->pad_input)
2949 		wacom_wac_pad_pre_report(hdev, report);
2950 	if (pen_in_hid_field && wacom_wac->pen_input)
2951 		wacom_wac_pen_pre_report(hdev, report);
2952 	if (finger_in_hid_field && wacom_wac->touch_input)
2953 		wacom_wac_finger_pre_report(hdev, report);
2954 
2955 	for (r = 0; r < report->maxfield; r++) {
2956 		field = report->field[r];
2957 
2958 		if (field->usage[0].collection_index != prev_collection) {
2959 			if (wacom_wac_collection(hdev, report,
2960 				field->usage[0].collection_index, field, r) < 0)
2961 				return;
2962 			prev_collection = field->usage[0].collection_index;
2963 		}
2964 	}
2965 
2966 	wacom_wac_battery_report(hdev, report);
2967 
2968 	if (true_pad && wacom_wac->pad_input)
2969 		wacom_wac_pad_report(hdev, report, field);
2970 }
2971 
2972 static int wacom_bpt_touch(struct wacom_wac *wacom)
2973 {
2974 	struct wacom_features *features = &wacom->features;
2975 	struct input_dev *input = wacom->touch_input;
2976 	struct input_dev *pad_input = wacom->pad_input;
2977 	unsigned char *data = wacom->data;
2978 	int i;
2979 
2980 	if (data[0] != 0x02)
2981 	    return 0;
2982 
2983 	for (i = 0; i < 2; i++) {
2984 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
2985 		bool touch = report_touch_events(wacom)
2986 			   && (data[offset + 3] & 0x80);
2987 
2988 		input_mt_slot(input, i);
2989 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2990 		if (touch) {
2991 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
2992 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
2993 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
2994 				x <<= 5;
2995 				y <<= 5;
2996 			}
2997 			input_report_abs(input, ABS_MT_POSITION_X, x);
2998 			input_report_abs(input, ABS_MT_POSITION_Y, y);
2999 		}
3000 	}
3001 
3002 	input_mt_sync_frame(input);
3003 
3004 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3005 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3006 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3007 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3008 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3009 
3010 	return 1;
3011 }
3012 
3013 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3014 {
3015 	struct wacom_features *features = &wacom->features;
3016 	struct input_dev *input = wacom->touch_input;
3017 	bool touch = data[1] & 0x80;
3018 	int slot = input_mt_get_slot_by_key(input, data[0]);
3019 
3020 	if (slot < 0)
3021 		return;
3022 
3023 	touch = touch && report_touch_events(wacom);
3024 
3025 	input_mt_slot(input, slot);
3026 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3027 
3028 	if (touch) {
3029 		int x = (data[2] << 4) | (data[4] >> 4);
3030 		int y = (data[3] << 4) | (data[4] & 0x0f);
3031 		int width, height;
3032 
3033 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3034 			width  = data[5] * 100;
3035 			height = data[6] * 100;
3036 		} else {
3037 			/*
3038 			 * "a" is a scaled-down area which we assume is
3039 			 * roughly circular and which can be described as:
3040 			 * a=(pi*r^2)/C.
3041 			 */
3042 			int a = data[5];
3043 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3044 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3045 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3046 			height = width * y_res / x_res;
3047 		}
3048 
3049 		input_report_abs(input, ABS_MT_POSITION_X, x);
3050 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3051 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3052 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3053 	}
3054 }
3055 
3056 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3057 {
3058 	struct input_dev *input = wacom->pad_input;
3059 	struct wacom_features *features = &wacom->features;
3060 
3061 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3062 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3063 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3064 	} else {
3065 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3066 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3067 	}
3068 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3069 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3070 }
3071 
3072 static int wacom_bpt3_touch(struct wacom_wac *wacom)
3073 {
3074 	unsigned char *data = wacom->data;
3075 	int count = data[1] & 0x07;
3076 	int  touch_changed = 0, i;
3077 
3078 	if (data[0] != 0x02)
3079 	    return 0;
3080 
3081 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3082 	for (i = 0; i < count; i++) {
3083 		int offset = (8 * i) + 2;
3084 		int msg_id = data[offset];
3085 
3086 		if (msg_id >= 2 && msg_id <= 17) {
3087 			wacom_bpt3_touch_msg(wacom, data + offset);
3088 			touch_changed++;
3089 		} else if (msg_id == 128)
3090 			wacom_bpt3_button_msg(wacom, data + offset);
3091 
3092 	}
3093 
3094 	/* only update touch if we actually have a touchpad and touch data changed */
3095 	if (wacom->touch_input && touch_changed) {
3096 		input_mt_sync_frame(wacom->touch_input);
3097 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3098 	}
3099 
3100 	return 1;
3101 }
3102 
3103 static int wacom_bpt_pen(struct wacom_wac *wacom)
3104 {
3105 	struct wacom_features *features = &wacom->features;
3106 	struct input_dev *input = wacom->pen_input;
3107 	unsigned char *data = wacom->data;
3108 	int x = 0, y = 0, p = 0, d = 0;
3109 	bool pen = false, btn1 = false, btn2 = false;
3110 	bool range, prox, rdy;
3111 
3112 	if (data[0] != WACOM_REPORT_PENABLED)
3113 	    return 0;
3114 
3115 	range = (data[1] & 0x80) == 0x80;
3116 	prox = (data[1] & 0x40) == 0x40;
3117 	rdy = (data[1] & 0x20) == 0x20;
3118 
3119 	wacom->shared->stylus_in_proximity = range;
3120 	if (delay_pen_events(wacom))
3121 		return 0;
3122 
3123 	if (rdy) {
3124 		p = le16_to_cpup((__le16 *)&data[6]);
3125 		pen = data[1] & 0x01;
3126 		btn1 = data[1] & 0x02;
3127 		btn2 = data[1] & 0x04;
3128 	}
3129 	if (prox) {
3130 		x = le16_to_cpup((__le16 *)&data[2]);
3131 		y = le16_to_cpup((__le16 *)&data[4]);
3132 
3133 		if (data[1] & 0x08) {
3134 			wacom->tool[0] = BTN_TOOL_RUBBER;
3135 			wacom->id[0] = ERASER_DEVICE_ID;
3136 		} else {
3137 			wacom->tool[0] = BTN_TOOL_PEN;
3138 			wacom->id[0] = STYLUS_DEVICE_ID;
3139 		}
3140 		wacom->reporting_data = true;
3141 	}
3142 	if (range) {
3143 		/*
3144 		 * Convert distance from out prox to distance from tablet.
3145 		 * distance will be greater than distance_max once
3146 		 * touching and applying pressure; do not report negative
3147 		 * distance.
3148 		 */
3149 		if (data[8] <= features->distance_max)
3150 			d = features->distance_max - data[8];
3151 	} else {
3152 		wacom->id[0] = 0;
3153 	}
3154 
3155 	if (wacom->reporting_data) {
3156 		input_report_key(input, BTN_TOUCH, pen);
3157 		input_report_key(input, BTN_STYLUS, btn1);
3158 		input_report_key(input, BTN_STYLUS2, btn2);
3159 
3160 		if (prox || !range) {
3161 			input_report_abs(input, ABS_X, x);
3162 			input_report_abs(input, ABS_Y, y);
3163 		}
3164 		input_report_abs(input, ABS_PRESSURE, p);
3165 		input_report_abs(input, ABS_DISTANCE, d);
3166 
3167 		input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3168 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3169 	}
3170 
3171 	if (!range) {
3172 		wacom->reporting_data = false;
3173 	}
3174 
3175 	return 1;
3176 }
3177 
3178 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3179 {
3180 	struct wacom_features *features = &wacom->features;
3181 
3182 	if ((features->type == INTUOSHT2) &&
3183 	    (features->device_type & WACOM_DEVICETYPE_PEN))
3184 		return wacom_intuos_irq(wacom);
3185 	else if (len == WACOM_PKGLEN_BBTOUCH)
3186 		return wacom_bpt_touch(wacom);
3187 	else if (len == WACOM_PKGLEN_BBTOUCH3)
3188 		return wacom_bpt3_touch(wacom);
3189 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3190 		return wacom_bpt_pen(wacom);
3191 
3192 	return 0;
3193 }
3194 
3195 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3196 		unsigned char *data)
3197 {
3198 	unsigned char prefix;
3199 
3200 	/*
3201 	 * We need to reroute the event from the debug interface to the
3202 	 * pen interface.
3203 	 * We need to add the report ID to the actual pen report, so we
3204 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
3205 	 * and memcpy the report.
3206 	 */
3207 	prefix = data[0];
3208 	data[0] = WACOM_REPORT_BPAD_PEN;
3209 
3210 	/*
3211 	 * actually reroute the event.
3212 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
3213 	 * will check for us.
3214 	 */
3215 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3216 			 WACOM_PKGLEN_PENABLED, 1);
3217 
3218 	data[0] = prefix;
3219 }
3220 
3221 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3222 		unsigned char *data)
3223 {
3224 	struct input_dev *input = wacom->touch_input;
3225 	unsigned char *finger_data, prefix;
3226 	unsigned id;
3227 	int x, y;
3228 	bool valid;
3229 
3230 	prefix = data[0];
3231 
3232 	for (id = 0; id < wacom->features.touch_max; id++) {
3233 		valid = !!(prefix & BIT(id)) &&
3234 			report_touch_events(wacom);
3235 
3236 		input_mt_slot(input, id);
3237 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3238 
3239 		if (!valid)
3240 			continue;
3241 
3242 		finger_data = data + 1 + id * 3;
3243 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3244 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3245 
3246 		input_report_abs(input, ABS_MT_POSITION_X, x);
3247 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3248 	}
3249 
3250 	input_mt_sync_frame(input);
3251 
3252 	input_report_key(input, BTN_LEFT, prefix & 0x40);
3253 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3254 
3255 	/* keep touch state for pen event */
3256 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3257 
3258 	return 1;
3259 }
3260 
3261 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3262 {
3263 	unsigned char *data = wacom->data;
3264 
3265 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3266 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3267 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3268 		return 0;
3269 
3270 	if (data[1] & 0x01)
3271 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3272 
3273 	if (data[1] & 0x02)
3274 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3275 
3276 	return 0;
3277 }
3278 
3279 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3280 {
3281 	unsigned char *data = wacom->data;
3282 	int connected;
3283 
3284 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3285 		return 0;
3286 
3287 	connected = data[1] & 0x01;
3288 	if (connected) {
3289 		int pid, battery, charging;
3290 
3291 		if ((wacom->shared->type == INTUOSHT ||
3292 		    wacom->shared->type == INTUOSHT2) &&
3293 		    wacom->shared->touch_input &&
3294 		    wacom->shared->touch_max) {
3295 			input_report_switch(wacom->shared->touch_input,
3296 					SW_MUTE_DEVICE, data[5] & 0x40);
3297 			input_sync(wacom->shared->touch_input);
3298 		}
3299 
3300 		pid = get_unaligned_be16(&data[6]);
3301 		battery = (data[5] & 0x3f) * 100 / 31;
3302 		charging = !!(data[5] & 0x80);
3303 		if (wacom->pid != pid) {
3304 			wacom->pid = pid;
3305 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3306 		}
3307 
3308 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3309 				     battery, charging, 1, 0);
3310 
3311 	} else if (wacom->pid != 0) {
3312 		/* disconnected while previously connected */
3313 		wacom->pid = 0;
3314 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3315 		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3316 	}
3317 
3318 	return 0;
3319 }
3320 
3321 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3322 {
3323 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3324 	struct wacom_features *features = &wacom_wac->features;
3325 	unsigned char *data = wacom_wac->data;
3326 
3327 	if (data[0] != WACOM_REPORT_USB)
3328 		return 0;
3329 
3330 	if ((features->type == INTUOSHT ||
3331 	    features->type == INTUOSHT2) &&
3332 	    wacom_wac->shared->touch_input &&
3333 	    features->touch_max) {
3334 		input_report_switch(wacom_wac->shared->touch_input,
3335 				    SW_MUTE_DEVICE, data[8] & 0x40);
3336 		input_sync(wacom_wac->shared->touch_input);
3337 	}
3338 
3339 	if (data[9] & 0x02) { /* wireless module is attached */
3340 		int battery = (data[8] & 0x3f) * 100 / 31;
3341 		bool charging = !!(data[8] & 0x80);
3342 
3343 		features->quirks |= WACOM_QUIRK_BATTERY;
3344 		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3345 				     battery, charging, battery || charging, 1);
3346 	}
3347 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3348 		 wacom->battery.battery) {
3349 		features->quirks &= ~WACOM_QUIRK_BATTERY;
3350 		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3351 	}
3352 	return 0;
3353 }
3354 
3355 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3356 {
3357 	bool sync;
3358 
3359 	switch (wacom_wac->features.type) {
3360 	case PENPARTNER:
3361 		sync = wacom_penpartner_irq(wacom_wac);
3362 		break;
3363 
3364 	case PL:
3365 		sync = wacom_pl_irq(wacom_wac);
3366 		break;
3367 
3368 	case WACOM_G4:
3369 	case GRAPHIRE:
3370 	case GRAPHIRE_BT:
3371 	case WACOM_MO:
3372 		sync = wacom_graphire_irq(wacom_wac);
3373 		break;
3374 
3375 	case PTU:
3376 		sync = wacom_ptu_irq(wacom_wac);
3377 		break;
3378 
3379 	case DTU:
3380 		sync = wacom_dtu_irq(wacom_wac);
3381 		break;
3382 
3383 	case DTUS:
3384 	case DTUSX:
3385 		sync = wacom_dtus_irq(wacom_wac);
3386 		break;
3387 
3388 	case INTUOS:
3389 	case INTUOS3S:
3390 	case INTUOS3:
3391 	case INTUOS3L:
3392 	case INTUOS4S:
3393 	case INTUOS4:
3394 	case INTUOS4L:
3395 	case CINTIQ:
3396 	case WACOM_BEE:
3397 	case WACOM_13HD:
3398 	case WACOM_21UX2:
3399 	case WACOM_22HD:
3400 	case WACOM_24HD:
3401 	case WACOM_27QHD:
3402 	case DTK:
3403 	case CINTIQ_HYBRID:
3404 	case CINTIQ_COMPANION_2:
3405 		sync = wacom_intuos_irq(wacom_wac);
3406 		break;
3407 
3408 	case INTUOS4WL:
3409 		sync = wacom_intuos_bt_irq(wacom_wac, len);
3410 		break;
3411 
3412 	case WACOM_24HDT:
3413 	case WACOM_27QHDT:
3414 		sync = wacom_24hdt_irq(wacom_wac);
3415 		break;
3416 
3417 	case INTUOS5S:
3418 	case INTUOS5:
3419 	case INTUOS5L:
3420 	case INTUOSPS:
3421 	case INTUOSPM:
3422 	case INTUOSPL:
3423 		if (len == WACOM_PKGLEN_BBTOUCH3)
3424 			sync = wacom_bpt3_touch(wacom_wac);
3425 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3426 			sync = wacom_status_irq(wacom_wac, len);
3427 		else
3428 			sync = wacom_intuos_irq(wacom_wac);
3429 		break;
3430 
3431 	case INTUOSP2_BT:
3432 	case INTUOSP2S_BT:
3433 	case INTUOSHT3_BT:
3434 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3435 		break;
3436 
3437 	case TABLETPC:
3438 	case TABLETPCE:
3439 	case TABLETPC2FG:
3440 	case MTSCREEN:
3441 	case MTTPC:
3442 	case MTTPC_B:
3443 		sync = wacom_tpc_irq(wacom_wac, len);
3444 		break;
3445 
3446 	case BAMBOO_PT:
3447 	case BAMBOO_PEN:
3448 	case BAMBOO_TOUCH:
3449 	case INTUOSHT:
3450 	case INTUOSHT2:
3451 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3452 			sync = wacom_status_irq(wacom_wac, len);
3453 		else
3454 			sync = wacom_bpt_irq(wacom_wac, len);
3455 		break;
3456 
3457 	case BAMBOO_PAD:
3458 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3459 		break;
3460 
3461 	case WIRELESS:
3462 		sync = wacom_wireless_irq(wacom_wac, len);
3463 		break;
3464 
3465 	case REMOTE:
3466 		sync = false;
3467 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3468 			wacom_remote_status_irq(wacom_wac, len);
3469 		else
3470 			sync = wacom_remote_irq(wacom_wac, len);
3471 		break;
3472 
3473 	default:
3474 		sync = false;
3475 		break;
3476 	}
3477 
3478 	if (sync) {
3479 		if (wacom_wac->pen_input)
3480 			input_sync(wacom_wac->pen_input);
3481 		if (wacom_wac->touch_input)
3482 			input_sync(wacom_wac->touch_input);
3483 		if (wacom_wac->pad_input)
3484 			input_sync(wacom_wac->pad_input);
3485 	}
3486 }
3487 
3488 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3489 {
3490 	struct input_dev *input_dev = wacom_wac->pen_input;
3491 
3492 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3493 
3494 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3495 	__set_bit(BTN_STYLUS, input_dev->keybit);
3496 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3497 
3498 	input_set_abs_params(input_dev, ABS_DISTANCE,
3499 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3500 }
3501 
3502 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3503 {
3504 	struct input_dev *input_dev = wacom_wac->pen_input;
3505 	struct wacom_features *features = &wacom_wac->features;
3506 
3507 	wacom_setup_basic_pro_pen(wacom_wac);
3508 
3509 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3510 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3511 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3512 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3513 
3514 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3515 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3516 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3517 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3518 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3519 }
3520 
3521 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3522 {
3523 	struct input_dev *input_dev = wacom_wac->pen_input;
3524 
3525 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3526 
3527 	wacom_setup_cintiq(wacom_wac);
3528 
3529 	__set_bit(BTN_LEFT, input_dev->keybit);
3530 	__set_bit(BTN_RIGHT, input_dev->keybit);
3531 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3532 	__set_bit(BTN_SIDE, input_dev->keybit);
3533 	__set_bit(BTN_EXTRA, input_dev->keybit);
3534 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3535 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3536 
3537 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3538 	input_abs_set_res(input_dev, ABS_RZ, 287);
3539 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3540 }
3541 
3542 void wacom_setup_device_quirks(struct wacom *wacom)
3543 {
3544 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3545 	struct wacom_features *features = &wacom->wacom_wac.features;
3546 
3547 	/* The pen and pad share the same interface on most devices */
3548 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3549 	    features->type == DTUS ||
3550 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3551 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3552 			features->device_type |= WACOM_DEVICETYPE_PAD;
3553 	}
3554 
3555 	/* touch device found but size is not defined. use default */
3556 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3557 		features->x_max = 1023;
3558 		features->y_max = 1023;
3559 	}
3560 
3561 	/*
3562 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3563 	 * touch interface in its HID descriptor. If this is the touch
3564 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3565 	 * tablet values.
3566 	 */
3567 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3568 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3569 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3570 			if (features->touch_max)
3571 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3572 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3573 				features->device_type |= WACOM_DEVICETYPE_PAD;
3574 
3575 			if (features->type == INTUOSHT2) {
3576 				features->x_max = features->x_max / 10;
3577 				features->y_max = features->y_max / 10;
3578 			}
3579 			else {
3580 				features->x_max = 4096;
3581 				features->y_max = 4096;
3582 			}
3583 		}
3584 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3585 			features->device_type |= WACOM_DEVICETYPE_PAD;
3586 		}
3587 	}
3588 
3589 	/*
3590 	 * Hack for the Bamboo One:
3591 	 * the device presents a PAD/Touch interface as most Bamboos and even
3592 	 * sends ghosts PAD data on it. However, later, we must disable this
3593 	 * ghost interface, and we can not detect it unless we set it here
3594 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3595 	 */
3596 	if (features->type == BAMBOO_PEN &&
3597 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3598 		features->device_type |= WACOM_DEVICETYPE_PAD;
3599 
3600 	/*
3601 	 * Raw Wacom-mode pen and touch events both come from interface
3602 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3603 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3604 	 * out through the HID_GENERIC device created for interface 1,
3605 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3606 	 */
3607 	if (features->type == BAMBOO_PAD)
3608 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3609 
3610 	if (features->type == REMOTE)
3611 		features->device_type = WACOM_DEVICETYPE_PAD;
3612 
3613 	if (features->type == INTUOSP2_BT ||
3614 	    features->type == INTUOSP2S_BT) {
3615 		features->device_type |= WACOM_DEVICETYPE_PEN |
3616 					 WACOM_DEVICETYPE_PAD |
3617 					 WACOM_DEVICETYPE_TOUCH;
3618 		features->quirks |= WACOM_QUIRK_BATTERY;
3619 	}
3620 
3621 	if (features->type == INTUOSHT3_BT) {
3622 		features->device_type |= WACOM_DEVICETYPE_PEN |
3623 					 WACOM_DEVICETYPE_PAD;
3624 		features->quirks |= WACOM_QUIRK_BATTERY;
3625 	}
3626 
3627 	switch (features->type) {
3628 	case PL:
3629 	case DTU:
3630 	case DTUS:
3631 	case DTUSX:
3632 	case WACOM_21UX2:
3633 	case WACOM_22HD:
3634 	case DTK:
3635 	case WACOM_24HD:
3636 	case WACOM_27QHD:
3637 	case CINTIQ_HYBRID:
3638 	case CINTIQ_COMPANION_2:
3639 	case CINTIQ:
3640 	case WACOM_BEE:
3641 	case WACOM_13HD:
3642 	case WACOM_24HDT:
3643 	case WACOM_27QHDT:
3644 	case TABLETPC:
3645 	case TABLETPCE:
3646 	case TABLETPC2FG:
3647 	case MTSCREEN:
3648 	case MTTPC:
3649 	case MTTPC_B:
3650 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3651 		break;
3652 	}
3653 
3654 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3655 		features->quirks |= WACOM_QUIRK_BATTERY;
3656 
3657 	/* quirk for bamboo touch with 2 low res touches */
3658 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3659 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3660 		features->x_max <<= 5;
3661 		features->y_max <<= 5;
3662 		features->x_fuzz <<= 5;
3663 		features->y_fuzz <<= 5;
3664 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3665 	}
3666 
3667 	if (features->type == WIRELESS) {
3668 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3669 			features->quirks |= WACOM_QUIRK_BATTERY;
3670 		}
3671 	}
3672 
3673 	if (features->type == REMOTE)
3674 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3675 
3676 	/* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3677 	 * of things it shouldn't. Lets fix up the damage...
3678 	 */
3679 	if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3680 		features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3681 		__clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3682 		__clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3683 		__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3684 		__clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3685 		__clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3686 		__clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3687 		__clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3688 		__clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3689 		__clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3690 		__clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3691 		__clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3692 	}
3693 }
3694 
3695 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3696 				   struct wacom_wac *wacom_wac)
3697 {
3698 	struct wacom_features *features = &wacom_wac->features;
3699 
3700 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3701 		return -ENODEV;
3702 
3703 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3704 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3705 	else
3706 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3707 
3708 	if (features->type == HID_GENERIC)
3709 		/* setup has already been done */
3710 		return 0;
3711 
3712 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3713 	__set_bit(BTN_TOUCH, input_dev->keybit);
3714 	__set_bit(ABS_MISC, input_dev->absbit);
3715 
3716 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3717 			     features->x_max - features->offset_right,
3718 			     features->x_fuzz, 0);
3719 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3720 			     features->y_max - features->offset_bottom,
3721 			     features->y_fuzz, 0);
3722 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3723 		features->pressure_max, features->pressure_fuzz, 0);
3724 
3725 	/* penabled devices have fixed resolution for each model */
3726 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3727 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3728 
3729 	switch (features->type) {
3730 	case GRAPHIRE_BT:
3731 		__clear_bit(ABS_MISC, input_dev->absbit);
3732 		fallthrough;
3733 
3734 	case WACOM_MO:
3735 	case WACOM_G4:
3736 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3737 					      features->distance_max,
3738 					      features->distance_fuzz, 0);
3739 		fallthrough;
3740 
3741 	case GRAPHIRE:
3742 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3743 
3744 		__set_bit(BTN_LEFT, input_dev->keybit);
3745 		__set_bit(BTN_RIGHT, input_dev->keybit);
3746 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3747 
3748 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3749 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3750 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3751 		__set_bit(BTN_STYLUS, input_dev->keybit);
3752 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3753 		break;
3754 
3755 	case WACOM_27QHD:
3756 	case WACOM_24HD:
3757 	case DTK:
3758 	case WACOM_22HD:
3759 	case WACOM_21UX2:
3760 	case WACOM_BEE:
3761 	case CINTIQ:
3762 	case WACOM_13HD:
3763 	case CINTIQ_HYBRID:
3764 	case CINTIQ_COMPANION_2:
3765 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3766 		input_abs_set_res(input_dev, ABS_Z, 287);
3767 		wacom_setup_cintiq(wacom_wac);
3768 		break;
3769 
3770 	case INTUOS3:
3771 	case INTUOS3L:
3772 	case INTUOS3S:
3773 	case INTUOS4:
3774 	case INTUOS4WL:
3775 	case INTUOS4L:
3776 	case INTUOS4S:
3777 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3778 		input_abs_set_res(input_dev, ABS_Z, 287);
3779 		fallthrough;
3780 
3781 	case INTUOS:
3782 		wacom_setup_intuos(wacom_wac);
3783 		break;
3784 
3785 	case INTUOS5:
3786 	case INTUOS5L:
3787 	case INTUOSPM:
3788 	case INTUOSPL:
3789 	case INTUOS5S:
3790 	case INTUOSPS:
3791 	case INTUOSP2_BT:
3792 	case INTUOSP2S_BT:
3793 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3794 				      features->distance_max,
3795 				      features->distance_fuzz, 0);
3796 
3797 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3798 		input_abs_set_res(input_dev, ABS_Z, 287);
3799 
3800 		wacom_setup_intuos(wacom_wac);
3801 		break;
3802 
3803 	case WACOM_24HDT:
3804 	case WACOM_27QHDT:
3805 	case MTSCREEN:
3806 	case MTTPC:
3807 	case MTTPC_B:
3808 	case TABLETPC2FG:
3809 	case TABLETPC:
3810 	case TABLETPCE:
3811 		__clear_bit(ABS_MISC, input_dev->absbit);
3812 		fallthrough;
3813 
3814 	case DTUS:
3815 	case DTUSX:
3816 	case PL:
3817 	case DTU:
3818 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3819 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3820 		__set_bit(BTN_STYLUS, input_dev->keybit);
3821 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3822 		break;
3823 
3824 	case PTU:
3825 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3826 		fallthrough;
3827 
3828 	case PENPARTNER:
3829 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3830 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3831 		__set_bit(BTN_STYLUS, input_dev->keybit);
3832 		break;
3833 
3834 	case INTUOSHT:
3835 	case BAMBOO_PT:
3836 	case BAMBOO_PEN:
3837 	case INTUOSHT2:
3838 	case INTUOSHT3_BT:
3839 		if (features->type == INTUOSHT2 ||
3840 		    features->type == INTUOSHT3_BT) {
3841 			wacom_setup_basic_pro_pen(wacom_wac);
3842 		} else {
3843 			__clear_bit(ABS_MISC, input_dev->absbit);
3844 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3845 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3846 			__set_bit(BTN_STYLUS, input_dev->keybit);
3847 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3848 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3849 				      features->distance_max,
3850 				      features->distance_fuzz, 0);
3851 		}
3852 		break;
3853 	case BAMBOO_PAD:
3854 		__clear_bit(ABS_MISC, input_dev->absbit);
3855 		break;
3856 	}
3857 	return 0;
3858 }
3859 
3860 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3861 					 struct wacom_wac *wacom_wac)
3862 {
3863 	struct wacom_features *features = &wacom_wac->features;
3864 
3865 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3866 		return -ENODEV;
3867 
3868 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3869 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3870 	else
3871 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3872 
3873 	if (features->type == HID_GENERIC)
3874 		/* setup has already been done */
3875 		return 0;
3876 
3877 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3878 	__set_bit(BTN_TOUCH, input_dev->keybit);
3879 
3880 	if (features->touch_max == 1) {
3881 		input_set_abs_params(input_dev, ABS_X, 0,
3882 			features->x_max, features->x_fuzz, 0);
3883 		input_set_abs_params(input_dev, ABS_Y, 0,
3884 			features->y_max, features->y_fuzz, 0);
3885 		input_abs_set_res(input_dev, ABS_X,
3886 				  features->x_resolution);
3887 		input_abs_set_res(input_dev, ABS_Y,
3888 				  features->y_resolution);
3889 	}
3890 	else if (features->touch_max > 1) {
3891 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3892 			features->x_max, features->x_fuzz, 0);
3893 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3894 			features->y_max, features->y_fuzz, 0);
3895 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3896 				  features->x_resolution);
3897 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3898 				  features->y_resolution);
3899 	}
3900 
3901 	switch (features->type) {
3902 	case INTUOSP2_BT:
3903 	case INTUOSP2S_BT:
3904 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3905 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3906 
3907 		if (wacom_wac->shared->touch->product == 0x361) {
3908 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3909 					     0, 12440, 4, 0);
3910 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3911 					     0, 8640, 4, 0);
3912 		}
3913 		else if (wacom_wac->shared->touch->product == 0x360) {
3914 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3915 					     0, 8960, 4, 0);
3916 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3917 					     0, 5920, 4, 0);
3918 		}
3919 		else if (wacom_wac->shared->touch->product == 0x393) {
3920 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3921 					     0, 6400, 4, 0);
3922 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3923 					     0, 4000, 4, 0);
3924 		}
3925 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3926 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
3927 
3928 		fallthrough;
3929 
3930 	case INTUOS5:
3931 	case INTUOS5L:
3932 	case INTUOSPM:
3933 	case INTUOSPL:
3934 	case INTUOS5S:
3935 	case INTUOSPS:
3936 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3937 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3938 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3939 		break;
3940 
3941 	case WACOM_24HDT:
3942 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3943 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3944 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3945 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3946 		fallthrough;
3947 
3948 	case WACOM_27QHDT:
3949 		if (wacom_wac->shared->touch->product == 0x32C ||
3950 		    wacom_wac->shared->touch->product == 0xF6) {
3951 			input_dev->evbit[0] |= BIT_MASK(EV_SW);
3952 			__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3953 			wacom_wac->has_mute_touch_switch = true;
3954 			wacom_wac->is_soft_touch_switch = true;
3955 		}
3956 		fallthrough;
3957 
3958 	case MTSCREEN:
3959 	case MTTPC:
3960 	case MTTPC_B:
3961 	case TABLETPC2FG:
3962 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3963 		fallthrough;
3964 
3965 	case TABLETPC:
3966 	case TABLETPCE:
3967 		break;
3968 
3969 	case INTUOSHT:
3970 	case INTUOSHT2:
3971 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3972 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3973 		fallthrough;
3974 
3975 	case BAMBOO_PT:
3976 	case BAMBOO_TOUCH:
3977 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3978 			input_set_abs_params(input_dev,
3979 				     ABS_MT_TOUCH_MAJOR,
3980 				     0, features->x_max, 0, 0);
3981 			input_set_abs_params(input_dev,
3982 				     ABS_MT_TOUCH_MINOR,
3983 				     0, features->y_max, 0, 0);
3984 		}
3985 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3986 		break;
3987 
3988 	case BAMBOO_PAD:
3989 		input_mt_init_slots(input_dev, features->touch_max,
3990 				    INPUT_MT_POINTER);
3991 		__set_bit(BTN_LEFT, input_dev->keybit);
3992 		__set_bit(BTN_RIGHT, input_dev->keybit);
3993 		break;
3994 	}
3995 	return 0;
3996 }
3997 
3998 static int wacom_numbered_button_to_key(int n)
3999 {
4000 	if (n < 10)
4001 		return BTN_0 + n;
4002 	else if (n < 16)
4003 		return BTN_A + (n-10);
4004 	else if (n < 18)
4005 		return BTN_BASE + (n-16);
4006 	else
4007 		return 0;
4008 }
4009 
4010 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4011 				int button_count)
4012 {
4013 	int i;
4014 
4015 	for (i = 0; i < button_count; i++) {
4016 		int key = wacom_numbered_button_to_key(i);
4017 
4018 		if (key)
4019 			__set_bit(key, input_dev->keybit);
4020 	}
4021 }
4022 
4023 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4024 {
4025 	struct wacom_led *led;
4026 	int i;
4027 	bool updated = false;
4028 
4029 	/*
4030 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
4031 	 * So group 0 matches the second half of the buttons and thus the mask
4032 	 * needs to be shifted.
4033 	 */
4034 	if (group == 0)
4035 		mask >>= 8;
4036 
4037 	for (i = 0; i < 3; i++) {
4038 		led = wacom_led_find(wacom, group, i);
4039 		if (!led) {
4040 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4041 				i, group);
4042 			continue;
4043 		}
4044 		if (!updated && mask & BIT(i)) {
4045 			led->held = true;
4046 			led_trigger_event(&led->trigger, LED_FULL);
4047 		} else {
4048 			led->held = false;
4049 		}
4050 	}
4051 }
4052 
4053 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4054 				 int mask, int group)
4055 {
4056 	int group_button;
4057 
4058 	/*
4059 	 * 21UX2 has LED group 1 to the left and LED group 0
4060 	 * to the right. We need to reverse the group to match this
4061 	 * historical behavior.
4062 	 */
4063 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
4064 		group = 1 - group;
4065 
4066 	group_button = group * (button_count/wacom->led.count);
4067 
4068 	if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4069 		group_button = 8;
4070 
4071 	return mask & (1 << group_button);
4072 }
4073 
4074 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4075 			     int group)
4076 {
4077 	struct wacom_led *led, *next_led;
4078 	int cur;
4079 	bool pressed;
4080 
4081 	if (wacom->wacom_wac.features.type == WACOM_24HD)
4082 		return wacom_24hd_update_leds(wacom, mask, group);
4083 
4084 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4085 	cur = wacom->led.groups[group].select;
4086 
4087 	led = wacom_led_find(wacom, group, cur);
4088 	if (!led) {
4089 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4090 			cur, group);
4091 		return;
4092 	}
4093 
4094 	if (!pressed) {
4095 		led->held = false;
4096 		return;
4097 	}
4098 
4099 	if (led->held && pressed)
4100 		return;
4101 
4102 	next_led = wacom_led_next(wacom, led);
4103 	if (!next_led) {
4104 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
4105 			group);
4106 		return;
4107 	}
4108 	if (next_led == led)
4109 		return;
4110 
4111 	next_led->held = true;
4112 	led_trigger_event(&next_led->trigger,
4113 			  wacom_leds_brightness_get(next_led));
4114 }
4115 
4116 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4117 				int button_count, int mask)
4118 {
4119 	struct wacom *wacom = input_get_drvdata(input_dev);
4120 	int i;
4121 
4122 	for (i = 0; i < wacom->led.count; i++)
4123 		wacom_update_led(wacom,  button_count, mask, i);
4124 
4125 	for (i = 0; i < button_count; i++) {
4126 		int key = wacom_numbered_button_to_key(i);
4127 
4128 		if (key)
4129 			input_report_key(input_dev, key, mask & (1 << i));
4130 	}
4131 }
4132 
4133 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4134 				   struct wacom_wac *wacom_wac)
4135 {
4136 	struct wacom_features *features = &wacom_wac->features;
4137 
4138 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4139 		features->device_type |= WACOM_DEVICETYPE_PAD;
4140 
4141 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4142 		return -ENODEV;
4143 
4144 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4145 		return -ENODEV;
4146 
4147 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4148 
4149 	/* kept for making legacy xf86-input-wacom working with the wheels */
4150 	__set_bit(ABS_MISC, input_dev->absbit);
4151 
4152 	/* kept for making legacy xf86-input-wacom accepting the pad */
4153 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4154 	      input_dev->absinfo[ABS_X].maximum)))
4155 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4156 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4157 	      input_dev->absinfo[ABS_Y].maximum)))
4158 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4159 
4160 	/* kept for making udev and libwacom accepting the pad */
4161 	__set_bit(BTN_STYLUS, input_dev->keybit);
4162 
4163 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4164 
4165 	switch (features->type) {
4166 
4167 	case CINTIQ_HYBRID:
4168 	case CINTIQ_COMPANION_2:
4169 	case DTK:
4170 	case DTUS:
4171 	case GRAPHIRE_BT:
4172 		break;
4173 
4174 	case WACOM_MO:
4175 		__set_bit(BTN_BACK, input_dev->keybit);
4176 		__set_bit(BTN_LEFT, input_dev->keybit);
4177 		__set_bit(BTN_FORWARD, input_dev->keybit);
4178 		__set_bit(BTN_RIGHT, input_dev->keybit);
4179 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4180 		break;
4181 
4182 	case WACOM_G4:
4183 		__set_bit(BTN_BACK, input_dev->keybit);
4184 		__set_bit(BTN_FORWARD, input_dev->keybit);
4185 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
4186 		break;
4187 
4188 	case WACOM_24HD:
4189 		__set_bit(KEY_PROG1, input_dev->keybit);
4190 		__set_bit(KEY_PROG2, input_dev->keybit);
4191 		__set_bit(KEY_PROG3, input_dev->keybit);
4192 
4193 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4194 		__set_bit(KEY_INFO, input_dev->keybit);
4195 
4196 		if (!features->oPid)
4197 			__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4198 
4199 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4200 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4201 		break;
4202 
4203 	case WACOM_27QHD:
4204 		__set_bit(KEY_PROG1, input_dev->keybit);
4205 		__set_bit(KEY_PROG2, input_dev->keybit);
4206 		__set_bit(KEY_PROG3, input_dev->keybit);
4207 
4208 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4209 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4210 
4211 		if (!features->oPid)
4212 			__set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4213 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4214 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4215 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4216 		input_abs_set_res(input_dev, ABS_Y, 1024);
4217 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4218 		input_abs_set_res(input_dev, ABS_Z, 1024);
4219 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4220 		break;
4221 
4222 	case WACOM_22HD:
4223 		__set_bit(KEY_PROG1, input_dev->keybit);
4224 		__set_bit(KEY_PROG2, input_dev->keybit);
4225 		__set_bit(KEY_PROG3, input_dev->keybit);
4226 
4227 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4228 		__set_bit(KEY_INFO, input_dev->keybit);
4229 		fallthrough;
4230 
4231 	case WACOM_21UX2:
4232 	case WACOM_BEE:
4233 	case CINTIQ:
4234 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4235 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4236 		break;
4237 
4238 	case WACOM_13HD:
4239 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4240 		break;
4241 
4242 	case INTUOS3:
4243 	case INTUOS3L:
4244 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4245 		fallthrough;
4246 
4247 	case INTUOS3S:
4248 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4249 		break;
4250 
4251 	case INTUOS5:
4252 	case INTUOS5L:
4253 	case INTUOSPM:
4254 	case INTUOSPL:
4255 	case INTUOS5S:
4256 	case INTUOSPS:
4257 	case INTUOSP2_BT:
4258 	case INTUOSP2S_BT:
4259 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4260 		break;
4261 
4262 	case INTUOS4WL:
4263 		/*
4264 		 * For Bluetooth devices, the udev rule does not work correctly
4265 		 * for pads unless we add a stylus capability, which forces
4266 		 * ID_INPUT_TABLET to be set.
4267 		 */
4268 		__set_bit(BTN_STYLUS, input_dev->keybit);
4269 		fallthrough;
4270 
4271 	case INTUOS4:
4272 	case INTUOS4L:
4273 	case INTUOS4S:
4274 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4275 		break;
4276 
4277 	case INTUOSHT:
4278 	case BAMBOO_PT:
4279 	case BAMBOO_TOUCH:
4280 	case INTUOSHT2:
4281 		__clear_bit(ABS_MISC, input_dev->absbit);
4282 
4283 		__set_bit(BTN_LEFT, input_dev->keybit);
4284 		__set_bit(BTN_FORWARD, input_dev->keybit);
4285 		__set_bit(BTN_BACK, input_dev->keybit);
4286 		__set_bit(BTN_RIGHT, input_dev->keybit);
4287 
4288 		break;
4289 
4290 	case REMOTE:
4291 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4292 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4293 		break;
4294 
4295 	case INTUOSHT3_BT:
4296 	case HID_GENERIC:
4297 		break;
4298 
4299 	default:
4300 		/* no pad supported */
4301 		return -ENODEV;
4302 	}
4303 	return 0;
4304 }
4305 
4306 static const struct wacom_features wacom_features_0x00 =
4307 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4308 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4309 static const struct wacom_features wacom_features_0x10 =
4310 	{ "Wacom Graphire", 10206, 7422, 511, 63,
4311 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4312 static const struct wacom_features wacom_features_0x81 =
4313 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4314 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4315 static const struct wacom_features wacom_features_0x11 =
4316 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4317 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4318 static const struct wacom_features wacom_features_0x12 =
4319 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4320 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4321 static const struct wacom_features wacom_features_0x13 =
4322 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4323 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4324 static const struct wacom_features wacom_features_0x14 =
4325 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4326 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4327 static const struct wacom_features wacom_features_0x15 =
4328 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4329 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4330 static const struct wacom_features wacom_features_0x16 =
4331 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4332 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4333 static const struct wacom_features wacom_features_0x17 =
4334 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4335 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4336 static const struct wacom_features wacom_features_0x18 =
4337 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4338 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4339 static const struct wacom_features wacom_features_0x19 =
4340 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4341 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4342 static const struct wacom_features wacom_features_0x60 =
4343 	{ "Wacom Volito", 5104, 3712, 511, 63,
4344 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4345 static const struct wacom_features wacom_features_0x61 =
4346 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4347 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4348 static const struct wacom_features wacom_features_0x62 =
4349 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4350 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4351 static const struct wacom_features wacom_features_0x63 =
4352 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4353 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4354 static const struct wacom_features wacom_features_0x64 =
4355 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4356 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4357 static const struct wacom_features wacom_features_0x65 =
4358 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4359 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4360 static const struct wacom_features wacom_features_0x69 =
4361 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4362 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4363 static const struct wacom_features wacom_features_0x6A =
4364 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4365 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4366 static const struct wacom_features wacom_features_0x6B =
4367 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4368 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4369 static const struct wacom_features wacom_features_0x20 =
4370 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4371 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4372 static const struct wacom_features wacom_features_0x21 =
4373 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4374 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4375 static const struct wacom_features wacom_features_0x22 =
4376 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4377 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4378 static const struct wacom_features wacom_features_0x23 =
4379 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4380 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4381 static const struct wacom_features wacom_features_0x24 =
4382 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4383 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4384 static const struct wacom_features wacom_features_0x30 =
4385 	{ "Wacom PL400", 5408, 4056, 255, 0,
4386 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4387 static const struct wacom_features wacom_features_0x31 =
4388 	{ "Wacom PL500", 6144, 4608, 255, 0,
4389 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4390 static const struct wacom_features wacom_features_0x32 =
4391 	{ "Wacom PL600", 6126, 4604, 255, 0,
4392 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4393 static const struct wacom_features wacom_features_0x33 =
4394 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4395 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4396 static const struct wacom_features wacom_features_0x34 =
4397 	{ "Wacom PL550", 6144, 4608, 511, 0,
4398 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4399 static const struct wacom_features wacom_features_0x35 =
4400 	{ "Wacom PL800", 7220, 5780, 511, 0,
4401 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4402 static const struct wacom_features wacom_features_0x37 =
4403 	{ "Wacom PL700", 6758, 5406, 511, 0,
4404 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4405 static const struct wacom_features wacom_features_0x38 =
4406 	{ "Wacom PL510", 6282, 4762, 511, 0,
4407 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4408 static const struct wacom_features wacom_features_0x39 =
4409 	{ "Wacom DTU710", 34080, 27660, 511, 0,
4410 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4411 static const struct wacom_features wacom_features_0xC4 =
4412 	{ "Wacom DTF521", 6282, 4762, 511, 0,
4413 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4414 static const struct wacom_features wacom_features_0xC0 =
4415 	{ "Wacom DTF720", 6858, 5506, 511, 0,
4416 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4417 static const struct wacom_features wacom_features_0xC2 =
4418 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4419 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4420 static const struct wacom_features wacom_features_0x03 =
4421 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4422 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4423 static const struct wacom_features wacom_features_0x41 =
4424 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4425 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4426 static const struct wacom_features wacom_features_0x42 =
4427 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4428 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4429 static const struct wacom_features wacom_features_0x43 =
4430 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4431 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4432 static const struct wacom_features wacom_features_0x44 =
4433 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4434 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4435 static const struct wacom_features wacom_features_0x45 =
4436 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4437 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4438 static const struct wacom_features wacom_features_0xB0 =
4439 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4440 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4441 static const struct wacom_features wacom_features_0xB1 =
4442 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4443 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4444 static const struct wacom_features wacom_features_0xB2 =
4445 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4446 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4447 static const struct wacom_features wacom_features_0xB3 =
4448 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4449 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4450 static const struct wacom_features wacom_features_0xB4 =
4451 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4452 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4453 static const struct wacom_features wacom_features_0xB5 =
4454 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4455 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4456 static const struct wacom_features wacom_features_0xB7 =
4457 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4458 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4459 static const struct wacom_features wacom_features_0xB8 =
4460 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4461 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4462 static const struct wacom_features wacom_features_0xB9 =
4463 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4464 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4465 static const struct wacom_features wacom_features_0xBA =
4466 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4467 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4468 static const struct wacom_features wacom_features_0xBB =
4469 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4470 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4471 static const struct wacom_features wacom_features_0xBC =
4472 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4473 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4474 static const struct wacom_features wacom_features_0xBD =
4475 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4476 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4477 static const struct wacom_features wacom_features_0x26 =
4478 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4479 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4480 static const struct wacom_features wacom_features_0x27 =
4481 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4482 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4483 static const struct wacom_features wacom_features_0x28 =
4484 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4485 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4486 static const struct wacom_features wacom_features_0x29 =
4487 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4488 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4489 static const struct wacom_features wacom_features_0x2A =
4490 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4491 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4492 static const struct wacom_features wacom_features_0x314 =
4493 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4494 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4495 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4496 static const struct wacom_features wacom_features_0x315 =
4497 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4498 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4499 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4500 static const struct wacom_features wacom_features_0x317 =
4501 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4502 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4503 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4504 static const struct wacom_features wacom_features_0xF4 =
4505 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4506 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4507 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4508 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4509 static const struct wacom_features wacom_features_0xF8 =
4510 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4511 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4512 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4513 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4514 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4515 static const struct wacom_features wacom_features_0xF6 =
4516 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4517 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4518 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4519 static const struct wacom_features wacom_features_0x32A =
4520 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4521 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4522 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4523 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4524 static const struct wacom_features wacom_features_0x32B =
4525 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4526 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4527 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4528 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4529 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4530 static const struct wacom_features wacom_features_0x32C =
4531 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4532 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4533 static const struct wacom_features wacom_features_0x3F =
4534 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4535 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4536 static const struct wacom_features wacom_features_0xC5 =
4537 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4538 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4539 static const struct wacom_features wacom_features_0xC6 =
4540 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4541 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4542 static const struct wacom_features wacom_features_0x304 =
4543 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4544 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4545 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4546 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4547 static const struct wacom_features wacom_features_0x333 =
4548 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4549 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4550 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4551 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4552 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4553 static const struct wacom_features wacom_features_0x335 =
4554 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4555 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4556 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4557 static const struct wacom_features wacom_features_0xC7 =
4558 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4559 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4560 static const struct wacom_features wacom_features_0xCE =
4561 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4562 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4563 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4564 static const struct wacom_features wacom_features_0xF0 =
4565 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4566 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4567 static const struct wacom_features wacom_features_0xFB =
4568 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4569 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4570 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4571 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4572 static const struct wacom_features wacom_features_0x32F =
4573 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4574 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4575 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4576 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4577 static const struct wacom_features wacom_features_0x336 =
4578 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4579 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4580 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4581 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4582 static const struct wacom_features wacom_features_0x57 =
4583 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4584 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4585 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4586 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4587 static const struct wacom_features wacom_features_0x59 = /* Pen */
4588 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4589 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4590 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4591 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4592 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4593 static const struct wacom_features wacom_features_0x5D = /* Touch */
4594 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4595 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4596 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4597 static const struct wacom_features wacom_features_0xCC =
4598 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4599 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4600 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4601 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4602 static const struct wacom_features wacom_features_0xFA =
4603 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4604 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4605 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4606 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4607 static const struct wacom_features wacom_features_0x5B =
4608 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4609 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4610 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4611 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4612 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4613 static const struct wacom_features wacom_features_0x5E =
4614 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4615 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4616 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4617 static const struct wacom_features wacom_features_0x90 =
4618 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4619 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4620 static const struct wacom_features wacom_features_0x93 =
4621 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4622 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4623 static const struct wacom_features wacom_features_0x97 =
4624 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4625 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4626 static const struct wacom_features wacom_features_0x9A =
4627 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4628 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4629 static const struct wacom_features wacom_features_0x9F =
4630 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4631 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4632 static const struct wacom_features wacom_features_0xE2 =
4633 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4634 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4635 static const struct wacom_features wacom_features_0xE3 =
4636 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4637 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4638 static const struct wacom_features wacom_features_0xE5 =
4639 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4640 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4641 static const struct wacom_features wacom_features_0xE6 =
4642 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4643 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4644 static const struct wacom_features wacom_features_0xEC =
4645 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4646 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4647 static const struct wacom_features wacom_features_0xED =
4648 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4649 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4650 static const struct wacom_features wacom_features_0xEF =
4651 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4652 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4653 static const struct wacom_features wacom_features_0x100 =
4654 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4655 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4656 static const struct wacom_features wacom_features_0x101 =
4657 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4658 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4659 static const struct wacom_features wacom_features_0x10D =
4660 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4661 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4662 static const struct wacom_features wacom_features_0x10E =
4663 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4664 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4665 static const struct wacom_features wacom_features_0x10F =
4666 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4667 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4668 static const struct wacom_features wacom_features_0x116 =
4669 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4670 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4671 static const struct wacom_features wacom_features_0x12C =
4672 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4673 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4674 static const struct wacom_features wacom_features_0x4001 =
4675 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4676 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4677 static const struct wacom_features wacom_features_0x4004 =
4678 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4679 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4680 static const struct wacom_features wacom_features_0x5000 =
4681 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4682 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4683 static const struct wacom_features wacom_features_0x5002 =
4684 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4685 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4686 static const struct wacom_features wacom_features_0x47 =
4687 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4688 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4689 static const struct wacom_features wacom_features_0x84 =
4690 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4691 static const struct wacom_features wacom_features_0xD0 =
4692 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4693 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4694 static const struct wacom_features wacom_features_0xD1 =
4695 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4696 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4697 static const struct wacom_features wacom_features_0xD2 =
4698 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4699 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4700 static const struct wacom_features wacom_features_0xD3 =
4701 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4702 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4703 static const struct wacom_features wacom_features_0xD4 =
4704 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4705 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4706 static const struct wacom_features wacom_features_0xD5 =
4707 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4708 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4709 static const struct wacom_features wacom_features_0xD6 =
4710 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4711 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4712 static const struct wacom_features wacom_features_0xD7 =
4713 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4714 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4715 static const struct wacom_features wacom_features_0xD8 =
4716 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4717 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4718 static const struct wacom_features wacom_features_0xDA =
4719 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4720 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4721 static const struct wacom_features wacom_features_0xDB =
4722 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4723 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4724 static const struct wacom_features wacom_features_0xDD =
4725         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4726           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4727 static const struct wacom_features wacom_features_0xDE =
4728         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4729 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4730 static const struct wacom_features wacom_features_0xDF =
4731         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4732 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4733 static const struct wacom_features wacom_features_0x300 =
4734 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4735 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4736 static const struct wacom_features wacom_features_0x301 =
4737 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4738 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4739 static const struct wacom_features wacom_features_0x302 =
4740 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4741 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4742 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4743 static const struct wacom_features wacom_features_0x303 =
4744 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4745 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4746 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4747 static const struct wacom_features wacom_features_0x30E =
4748 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4749 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4750 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4751 static const struct wacom_features wacom_features_0x6004 =
4752 	{ "ISD-V4", 12800, 8000, 255, 0,
4753 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4754 static const struct wacom_features wacom_features_0x307 =
4755 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4756 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4757 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4758 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4759 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4760 static const struct wacom_features wacom_features_0x309 =
4761 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4762 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4763 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4764 static const struct wacom_features wacom_features_0x30A =
4765 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4766 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4767 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4768 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4769 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4770 static const struct wacom_features wacom_features_0x30C =
4771 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4772 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4773 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4774 static const struct wacom_features wacom_features_0x318 =
4775 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4776 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4777 static const struct wacom_features wacom_features_0x319 =
4778 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4779 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4780 static const struct wacom_features wacom_features_0x325 =
4781 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4782 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4783 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4784 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4785 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4786 static const struct wacom_features wacom_features_0x326 = /* Touch */
4787 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4788 	  .oPid = 0x325 };
4789 static const struct wacom_features wacom_features_0x323 =
4790 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4791 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4792 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4793 static const struct wacom_features wacom_features_0x331 =
4794 	{ "Wacom Express Key Remote", .type = REMOTE,
4795 	  .numbered_buttons = 18, .check_for_hid_type = true,
4796 	  .hid_type = HID_TYPE_USBNONE };
4797 static const struct wacom_features wacom_features_0x33B =
4798 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4799 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4800 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4801 static const struct wacom_features wacom_features_0x33C =
4802 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4803 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4804 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4805 static const struct wacom_features wacom_features_0x33D =
4806 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4807 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4808 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4809 static const struct wacom_features wacom_features_0x33E =
4810 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4811 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4812 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4813 static const struct wacom_features wacom_features_0x343 =
4814 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4815 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4816 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4817 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4818 static const struct wacom_features wacom_features_0x360 =
4819 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4820 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4821 static const struct wacom_features wacom_features_0x361 =
4822 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4823 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4824 static const struct wacom_features wacom_features_0x377 =
4825 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4826 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4827 static const struct wacom_features wacom_features_0x379 =
4828 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4829 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4830 static const struct wacom_features wacom_features_0x37A =
4831 	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4832 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4833 static const struct wacom_features wacom_features_0x37B =
4834 	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4835 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4836 static const struct wacom_features wacom_features_0x393 =
4837 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4838 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4839 	  .touch_max = 10 };
4840 static const struct wacom_features wacom_features_0x3c6 =
4841 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4842 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4843 static const struct wacom_features wacom_features_0x3c8 =
4844 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4845 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4846 static const struct wacom_features wacom_features_0x3dd =
4847 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4848 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4849 	  .touch_max = 10 };
4850 
4851 static const struct wacom_features wacom_features_HID_ANY_ID =
4852 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4853 
4854 static const struct wacom_features wacom_features_0x94 =
4855 	{ "Wacom Bootloader", .type = BOOTLOADER };
4856 
4857 #define USB_DEVICE_WACOM(prod)						\
4858 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4859 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4860 
4861 #define BT_DEVICE_WACOM(prod)						\
4862 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4863 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4864 
4865 #define I2C_DEVICE_WACOM(prod)						\
4866 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4867 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4868 
4869 #define USB_DEVICE_LENOVO(prod)					\
4870 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4871 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4872 
4873 const struct hid_device_id wacom_ids[] = {
4874 	{ USB_DEVICE_WACOM(0x00) },
4875 	{ USB_DEVICE_WACOM(0x03) },
4876 	{ USB_DEVICE_WACOM(0x10) },
4877 	{ USB_DEVICE_WACOM(0x11) },
4878 	{ USB_DEVICE_WACOM(0x12) },
4879 	{ USB_DEVICE_WACOM(0x13) },
4880 	{ USB_DEVICE_WACOM(0x14) },
4881 	{ USB_DEVICE_WACOM(0x15) },
4882 	{ USB_DEVICE_WACOM(0x16) },
4883 	{ USB_DEVICE_WACOM(0x17) },
4884 	{ USB_DEVICE_WACOM(0x18) },
4885 	{ USB_DEVICE_WACOM(0x19) },
4886 	{ USB_DEVICE_WACOM(0x20) },
4887 	{ USB_DEVICE_WACOM(0x21) },
4888 	{ USB_DEVICE_WACOM(0x22) },
4889 	{ USB_DEVICE_WACOM(0x23) },
4890 	{ USB_DEVICE_WACOM(0x24) },
4891 	{ USB_DEVICE_WACOM(0x26) },
4892 	{ USB_DEVICE_WACOM(0x27) },
4893 	{ USB_DEVICE_WACOM(0x28) },
4894 	{ USB_DEVICE_WACOM(0x29) },
4895 	{ USB_DEVICE_WACOM(0x2A) },
4896 	{ USB_DEVICE_WACOM(0x30) },
4897 	{ USB_DEVICE_WACOM(0x31) },
4898 	{ USB_DEVICE_WACOM(0x32) },
4899 	{ USB_DEVICE_WACOM(0x33) },
4900 	{ USB_DEVICE_WACOM(0x34) },
4901 	{ USB_DEVICE_WACOM(0x35) },
4902 	{ USB_DEVICE_WACOM(0x37) },
4903 	{ USB_DEVICE_WACOM(0x38) },
4904 	{ USB_DEVICE_WACOM(0x39) },
4905 	{ USB_DEVICE_WACOM(0x3F) },
4906 	{ USB_DEVICE_WACOM(0x41) },
4907 	{ USB_DEVICE_WACOM(0x42) },
4908 	{ USB_DEVICE_WACOM(0x43) },
4909 	{ USB_DEVICE_WACOM(0x44) },
4910 	{ USB_DEVICE_WACOM(0x45) },
4911 	{ USB_DEVICE_WACOM(0x47) },
4912 	{ USB_DEVICE_WACOM(0x57) },
4913 	{ USB_DEVICE_WACOM(0x59) },
4914 	{ USB_DEVICE_WACOM(0x5B) },
4915 	{ USB_DEVICE_WACOM(0x5D) },
4916 	{ USB_DEVICE_WACOM(0x5E) },
4917 	{ USB_DEVICE_WACOM(0x60) },
4918 	{ USB_DEVICE_WACOM(0x61) },
4919 	{ USB_DEVICE_WACOM(0x62) },
4920 	{ USB_DEVICE_WACOM(0x63) },
4921 	{ USB_DEVICE_WACOM(0x64) },
4922 	{ USB_DEVICE_WACOM(0x65) },
4923 	{ USB_DEVICE_WACOM(0x69) },
4924 	{ USB_DEVICE_WACOM(0x6A) },
4925 	{ USB_DEVICE_WACOM(0x6B) },
4926 	{ BT_DEVICE_WACOM(0x81) },
4927 	{ USB_DEVICE_WACOM(0x84) },
4928 	{ USB_DEVICE_WACOM(0x90) },
4929 	{ USB_DEVICE_WACOM(0x93) },
4930 	{ USB_DEVICE_WACOM(0x94) },
4931 	{ USB_DEVICE_WACOM(0x97) },
4932 	{ USB_DEVICE_WACOM(0x9A) },
4933 	{ USB_DEVICE_WACOM(0x9F) },
4934 	{ USB_DEVICE_WACOM(0xB0) },
4935 	{ USB_DEVICE_WACOM(0xB1) },
4936 	{ USB_DEVICE_WACOM(0xB2) },
4937 	{ USB_DEVICE_WACOM(0xB3) },
4938 	{ USB_DEVICE_WACOM(0xB4) },
4939 	{ USB_DEVICE_WACOM(0xB5) },
4940 	{ USB_DEVICE_WACOM(0xB7) },
4941 	{ USB_DEVICE_WACOM(0xB8) },
4942 	{ USB_DEVICE_WACOM(0xB9) },
4943 	{ USB_DEVICE_WACOM(0xBA) },
4944 	{ USB_DEVICE_WACOM(0xBB) },
4945 	{ USB_DEVICE_WACOM(0xBC) },
4946 	{ BT_DEVICE_WACOM(0xBD) },
4947 	{ USB_DEVICE_WACOM(0xC0) },
4948 	{ USB_DEVICE_WACOM(0xC2) },
4949 	{ USB_DEVICE_WACOM(0xC4) },
4950 	{ USB_DEVICE_WACOM(0xC5) },
4951 	{ USB_DEVICE_WACOM(0xC6) },
4952 	{ USB_DEVICE_WACOM(0xC7) },
4953 	{ USB_DEVICE_WACOM(0xCC) },
4954 	{ USB_DEVICE_WACOM(0xCE) },
4955 	{ USB_DEVICE_WACOM(0xD0) },
4956 	{ USB_DEVICE_WACOM(0xD1) },
4957 	{ USB_DEVICE_WACOM(0xD2) },
4958 	{ USB_DEVICE_WACOM(0xD3) },
4959 	{ USB_DEVICE_WACOM(0xD4) },
4960 	{ USB_DEVICE_WACOM(0xD5) },
4961 	{ USB_DEVICE_WACOM(0xD6) },
4962 	{ USB_DEVICE_WACOM(0xD7) },
4963 	{ USB_DEVICE_WACOM(0xD8) },
4964 	{ USB_DEVICE_WACOM(0xDA) },
4965 	{ USB_DEVICE_WACOM(0xDB) },
4966 	{ USB_DEVICE_WACOM(0xDD) },
4967 	{ USB_DEVICE_WACOM(0xDE) },
4968 	{ USB_DEVICE_WACOM(0xDF) },
4969 	{ USB_DEVICE_WACOM(0xE2) },
4970 	{ USB_DEVICE_WACOM(0xE3) },
4971 	{ USB_DEVICE_WACOM(0xE5) },
4972 	{ USB_DEVICE_WACOM(0xE6) },
4973 	{ USB_DEVICE_WACOM(0xEC) },
4974 	{ USB_DEVICE_WACOM(0xED) },
4975 	{ USB_DEVICE_WACOM(0xEF) },
4976 	{ USB_DEVICE_WACOM(0xF0) },
4977 	{ USB_DEVICE_WACOM(0xF4) },
4978 	{ USB_DEVICE_WACOM(0xF6) },
4979 	{ USB_DEVICE_WACOM(0xF8) },
4980 	{ USB_DEVICE_WACOM(0xFA) },
4981 	{ USB_DEVICE_WACOM(0xFB) },
4982 	{ USB_DEVICE_WACOM(0x100) },
4983 	{ USB_DEVICE_WACOM(0x101) },
4984 	{ USB_DEVICE_WACOM(0x10D) },
4985 	{ USB_DEVICE_WACOM(0x10E) },
4986 	{ USB_DEVICE_WACOM(0x10F) },
4987 	{ USB_DEVICE_WACOM(0x116) },
4988 	{ USB_DEVICE_WACOM(0x12C) },
4989 	{ USB_DEVICE_WACOM(0x300) },
4990 	{ USB_DEVICE_WACOM(0x301) },
4991 	{ USB_DEVICE_WACOM(0x302) },
4992 	{ USB_DEVICE_WACOM(0x303) },
4993 	{ USB_DEVICE_WACOM(0x304) },
4994 	{ USB_DEVICE_WACOM(0x307) },
4995 	{ USB_DEVICE_WACOM(0x309) },
4996 	{ USB_DEVICE_WACOM(0x30A) },
4997 	{ USB_DEVICE_WACOM(0x30C) },
4998 	{ USB_DEVICE_WACOM(0x30E) },
4999 	{ USB_DEVICE_WACOM(0x314) },
5000 	{ USB_DEVICE_WACOM(0x315) },
5001 	{ USB_DEVICE_WACOM(0x317) },
5002 	{ USB_DEVICE_WACOM(0x318) },
5003 	{ USB_DEVICE_WACOM(0x319) },
5004 	{ USB_DEVICE_WACOM(0x323) },
5005 	{ USB_DEVICE_WACOM(0x325) },
5006 	{ USB_DEVICE_WACOM(0x326) },
5007 	{ USB_DEVICE_WACOM(0x32A) },
5008 	{ USB_DEVICE_WACOM(0x32B) },
5009 	{ USB_DEVICE_WACOM(0x32C) },
5010 	{ USB_DEVICE_WACOM(0x32F) },
5011 	{ USB_DEVICE_WACOM(0x331) },
5012 	{ USB_DEVICE_WACOM(0x333) },
5013 	{ USB_DEVICE_WACOM(0x335) },
5014 	{ USB_DEVICE_WACOM(0x336) },
5015 	{ USB_DEVICE_WACOM(0x33B) },
5016 	{ USB_DEVICE_WACOM(0x33C) },
5017 	{ USB_DEVICE_WACOM(0x33D) },
5018 	{ USB_DEVICE_WACOM(0x33E) },
5019 	{ USB_DEVICE_WACOM(0x343) },
5020 	{ BT_DEVICE_WACOM(0x360) },
5021 	{ BT_DEVICE_WACOM(0x361) },
5022 	{ BT_DEVICE_WACOM(0x377) },
5023 	{ BT_DEVICE_WACOM(0x379) },
5024 	{ USB_DEVICE_WACOM(0x37A) },
5025 	{ USB_DEVICE_WACOM(0x37B) },
5026 	{ BT_DEVICE_WACOM(0x393) },
5027 	{ BT_DEVICE_WACOM(0x3c6) },
5028 	{ BT_DEVICE_WACOM(0x3c8) },
5029 	{ BT_DEVICE_WACOM(0x3dd) },
5030 	{ USB_DEVICE_WACOM(0x4001) },
5031 	{ USB_DEVICE_WACOM(0x4004) },
5032 	{ USB_DEVICE_WACOM(0x5000) },
5033 	{ USB_DEVICE_WACOM(0x5002) },
5034 	{ USB_DEVICE_LENOVO(0x6004) },
5035 
5036 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
5037 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
5038 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
5039 	{ }
5040 };
5041 MODULE_DEVICE_TABLE(hid, wacom_ids);
5042