xref: /openbmc/linux/drivers/hid/wacom_wac.c (revision 177fe2a7)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  USB Wacom tablet support - Wacom specific code
4  */
5 
6 #include "wacom_wac.h"
7 #include "wacom.h"
8 #include <linux/input/mt.h>
9 #include <linux/jiffies.h>
10 
11 /* resolution for penabled devices */
12 #define WACOM_PL_RES		20
13 #define WACOM_PENPRTN_RES	40
14 #define WACOM_VOLITO_RES	50
15 #define WACOM_GRAPHIRE_RES	80
16 #define WACOM_INTUOS_RES	100
17 #define WACOM_INTUOS3_RES	200
18 
19 /* Newer Cintiq and DTU have an offset between tablet and screen areas */
20 #define WACOM_DTU_OFFSET	200
21 #define WACOM_CINTIQ_OFFSET	400
22 
23 /*
24  * Scale factor relating reported contact size to logical contact area.
25  * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo
26  */
27 #define WACOM_CONTACT_AREA_SCALE 2607
28 
29 static bool touch_arbitration = 1;
30 module_param(touch_arbitration, bool, 0644);
31 MODULE_PARM_DESC(touch_arbitration, " on (Y) off (N)");
32 
33 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
34 				int button_count, int mask);
35 
36 static int wacom_numbered_button_to_key(int n);
37 
38 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
39 			     int group);
40 
41 static void wacom_force_proxout(struct wacom_wac *wacom_wac)
42 {
43 	struct input_dev *input = wacom_wac->pen_input;
44 
45 	wacom_wac->shared->stylus_in_proximity = 0;
46 
47 	input_report_key(input, BTN_TOUCH, 0);
48 	input_report_key(input, BTN_STYLUS, 0);
49 	input_report_key(input, BTN_STYLUS2, 0);
50 	input_report_key(input, BTN_STYLUS3, 0);
51 	input_report_key(input, wacom_wac->tool[0], 0);
52 	if (wacom_wac->serial[0]) {
53 		input_report_abs(input, ABS_MISC, 0);
54 	}
55 	input_report_abs(input, ABS_PRESSURE, 0);
56 
57 	wacom_wac->tool[0] = 0;
58 	wacom_wac->id[0] = 0;
59 	wacom_wac->serial[0] = 0;
60 
61 	input_sync(input);
62 }
63 
64 void wacom_idleprox_timeout(struct timer_list *list)
65 {
66 	struct wacom *wacom = from_timer(wacom, list, idleprox_timer);
67 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
68 
69 	if (!wacom_wac->hid_data.sense_state) {
70 		return;
71 	}
72 
73 	hid_warn(wacom->hdev, "%s: tool appears to be hung in-prox. forcing it out.\n", __func__);
74 	wacom_force_proxout(wacom_wac);
75 }
76 
77 /*
78  * Percent of battery capacity for Graphire.
79  * 8th value means AC online and show 100% capacity.
80  */
81 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
82 
83 /*
84  * Percent of battery capacity for Intuos4 WL, AC has a separate bit.
85  */
86 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
87 
88 static void __wacom_notify_battery(struct wacom_battery *battery,
89 				   int bat_status, int bat_capacity,
90 				   bool bat_charging, bool bat_connected,
91 				   bool ps_connected)
92 {
93 	bool changed = battery->bat_status       != bat_status    ||
94 		       battery->battery_capacity != bat_capacity  ||
95 		       battery->bat_charging     != bat_charging  ||
96 		       battery->bat_connected    != bat_connected ||
97 		       battery->ps_connected     != ps_connected;
98 
99 	if (changed) {
100 		battery->bat_status = bat_status;
101 		battery->battery_capacity = bat_capacity;
102 		battery->bat_charging = bat_charging;
103 		battery->bat_connected = bat_connected;
104 		battery->ps_connected = ps_connected;
105 
106 		if (battery->battery)
107 			power_supply_changed(battery->battery);
108 	}
109 }
110 
111 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
112 	int bat_status, int bat_capacity, bool bat_charging,
113 	bool bat_connected, bool ps_connected)
114 {
115 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
116 	bool bat_initialized = wacom->battery.battery;
117 	bool has_quirk = wacom_wac->features.quirks & WACOM_QUIRK_BATTERY;
118 
119 	if (bat_initialized != has_quirk)
120 		wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
121 
122 	__wacom_notify_battery(&wacom->battery, bat_status, bat_capacity,
123 			       bat_charging, bat_connected, ps_connected);
124 }
125 
126 static int wacom_penpartner_irq(struct wacom_wac *wacom)
127 {
128 	unsigned char *data = wacom->data;
129 	struct input_dev *input = wacom->pen_input;
130 
131 	switch (data[0]) {
132 	case 1:
133 		if (data[5] & 0x80) {
134 			wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
135 			wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
136 			input_report_key(input, wacom->tool[0], 1);
137 			input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
138 			input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
139 			input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
140 			input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
141 			input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
142 			input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
143 		} else {
144 			input_report_key(input, wacom->tool[0], 0);
145 			input_report_abs(input, ABS_MISC, 0); /* report tool id */
146 			input_report_abs(input, ABS_PRESSURE, -1);
147 			input_report_key(input, BTN_TOUCH, 0);
148 		}
149 		break;
150 
151 	case 2:
152 		input_report_key(input, BTN_TOOL_PEN, 1);
153 		input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
154 		input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
155 		input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
156 		input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
157 		input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
158 		input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
159 		break;
160 
161 	default:
162 		dev_dbg(input->dev.parent,
163 			"%s: received unknown report #%d\n", __func__, data[0]);
164 		return 0;
165         }
166 
167 	return 1;
168 }
169 
170 static int wacom_pl_irq(struct wacom_wac *wacom)
171 {
172 	struct wacom_features *features = &wacom->features;
173 	unsigned char *data = wacom->data;
174 	struct input_dev *input = wacom->pen_input;
175 	int prox, pressure;
176 
177 	if (data[0] != WACOM_REPORT_PENABLED) {
178 		dev_dbg(input->dev.parent,
179 			"%s: received unknown report #%d\n", __func__, data[0]);
180 		return 0;
181 	}
182 
183 	prox = data[1] & 0x40;
184 
185 	if (!wacom->id[0]) {
186 		if ((data[0] & 0x10) || (data[4] & 0x20)) {
187 			wacom->tool[0] = BTN_TOOL_RUBBER;
188 			wacom->id[0] = ERASER_DEVICE_ID;
189 		}
190 		else {
191 			wacom->tool[0] = BTN_TOOL_PEN;
192 			wacom->id[0] = STYLUS_DEVICE_ID;
193 		}
194 	}
195 
196 	/* If the eraser is in prox, STYLUS2 is always set. If we
197 	 * mis-detected the type and notice that STYLUS2 isn't set
198 	 * then force the eraser out of prox and let the pen in.
199 	 */
200 	if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
201 		input_report_key(input, BTN_TOOL_RUBBER, 0);
202 		input_report_abs(input, ABS_MISC, 0);
203 		input_sync(input);
204 		wacom->tool[0] = BTN_TOOL_PEN;
205 		wacom->id[0] = STYLUS_DEVICE_ID;
206 	}
207 
208 	if (prox) {
209 		pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
210 		if (features->pressure_max > 255)
211 			pressure = (pressure << 1) | ((data[4] >> 6) & 1);
212 		pressure += (features->pressure_max + 1) / 2;
213 
214 		input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
215 		input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
216 		input_report_abs(input, ABS_PRESSURE, pressure);
217 
218 		input_report_key(input, BTN_TOUCH, data[4] & 0x08);
219 		input_report_key(input, BTN_STYLUS, data[4] & 0x10);
220 		/* Only allow the stylus2 button to be reported for the pen tool. */
221 		input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
222 	}
223 
224 	if (!prox)
225 		wacom->id[0] = 0;
226 	input_report_key(input, wacom->tool[0], prox);
227 	input_report_abs(input, ABS_MISC, wacom->id[0]);
228 	return 1;
229 }
230 
231 static int wacom_ptu_irq(struct wacom_wac *wacom)
232 {
233 	unsigned char *data = wacom->data;
234 	struct input_dev *input = wacom->pen_input;
235 
236 	if (data[0] != WACOM_REPORT_PENABLED) {
237 		dev_dbg(input->dev.parent,
238 			"%s: received unknown report #%d\n", __func__, data[0]);
239 		return 0;
240 	}
241 
242 	if (data[1] & 0x04) {
243 		input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
244 		input_report_key(input, BTN_TOUCH, data[1] & 0x08);
245 		wacom->id[0] = ERASER_DEVICE_ID;
246 	} else {
247 		input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
248 		input_report_key(input, BTN_TOUCH, data[1] & 0x01);
249 		wacom->id[0] = STYLUS_DEVICE_ID;
250 	}
251 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
252 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
253 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
254 	input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
255 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
256 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
257 	return 1;
258 }
259 
260 static int wacom_dtu_irq(struct wacom_wac *wacom)
261 {
262 	unsigned char *data = wacom->data;
263 	struct input_dev *input = wacom->pen_input;
264 	int prox = data[1] & 0x20;
265 
266 	dev_dbg(input->dev.parent,
267 		"%s: received report #%d", __func__, data[0]);
268 
269 	if (prox) {
270 		/* Going into proximity select tool */
271 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
272 		if (wacom->tool[0] == BTN_TOOL_PEN)
273 			wacom->id[0] = STYLUS_DEVICE_ID;
274 		else
275 			wacom->id[0] = ERASER_DEVICE_ID;
276 	}
277 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
278 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
279 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
280 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
281 	input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
282 	input_report_key(input, BTN_TOUCH, data[1] & 0x05);
283 	if (!prox) /* out-prox */
284 		wacom->id[0] = 0;
285 	input_report_key(input, wacom->tool[0], prox);
286 	input_report_abs(input, ABS_MISC, wacom->id[0]);
287 	return 1;
288 }
289 
290 static int wacom_dtus_irq(struct wacom_wac *wacom)
291 {
292 	unsigned char *data = wacom->data;
293 	struct input_dev *input = wacom->pen_input;
294 	unsigned short prox, pressure = 0;
295 
296 	if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
297 		dev_dbg(input->dev.parent,
298 			"%s: received unknown report #%d", __func__, data[0]);
299 		return 0;
300 	} else if (data[0] == WACOM_REPORT_DTUSPAD) {
301 		input = wacom->pad_input;
302 		input_report_key(input, BTN_0, (data[1] & 0x01));
303 		input_report_key(input, BTN_1, (data[1] & 0x02));
304 		input_report_key(input, BTN_2, (data[1] & 0x04));
305 		input_report_key(input, BTN_3, (data[1] & 0x08));
306 		input_report_abs(input, ABS_MISC,
307 				 data[1] & 0x0f ? PAD_DEVICE_ID : 0);
308 		return 1;
309 	} else {
310 		prox = data[1] & 0x80;
311 		if (prox) {
312 			switch ((data[1] >> 3) & 3) {
313 			case 1: /* Rubber */
314 				wacom->tool[0] = BTN_TOOL_RUBBER;
315 				wacom->id[0] = ERASER_DEVICE_ID;
316 				break;
317 
318 			case 2: /* Pen */
319 				wacom->tool[0] = BTN_TOOL_PEN;
320 				wacom->id[0] = STYLUS_DEVICE_ID;
321 				break;
322 			}
323 		}
324 
325 		input_report_key(input, BTN_STYLUS, data[1] & 0x20);
326 		input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
327 		input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
328 		input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
329 		pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
330 		input_report_abs(input, ABS_PRESSURE, pressure);
331 		input_report_key(input, BTN_TOUCH, pressure > 10);
332 
333 		if (!prox) /* out-prox */
334 			wacom->id[0] = 0;
335 		input_report_key(input, wacom->tool[0], prox);
336 		input_report_abs(input, ABS_MISC, wacom->id[0]);
337 		return 1;
338 	}
339 }
340 
341 static int wacom_graphire_irq(struct wacom_wac *wacom)
342 {
343 	struct wacom_features *features = &wacom->features;
344 	unsigned char *data = wacom->data;
345 	struct input_dev *input = wacom->pen_input;
346 	struct input_dev *pad_input = wacom->pad_input;
347 	int battery_capacity, ps_connected;
348 	int prox;
349 	int rw = 0;
350 	int retval = 0;
351 
352 	if (features->type == GRAPHIRE_BT) {
353 		if (data[0] != WACOM_REPORT_PENABLED_BT) {
354 			dev_dbg(input->dev.parent,
355 				"%s: received unknown report #%d\n", __func__,
356 				data[0]);
357 			goto exit;
358 		}
359 	} else if (data[0] != WACOM_REPORT_PENABLED) {
360 		dev_dbg(input->dev.parent,
361 			"%s: received unknown report #%d\n", __func__, data[0]);
362 		goto exit;
363 	}
364 
365 	prox = data[1] & 0x80;
366 	if (prox || wacom->id[0]) {
367 		if (prox) {
368 			switch ((data[1] >> 5) & 3) {
369 
370 			case 0:	/* Pen */
371 				wacom->tool[0] = BTN_TOOL_PEN;
372 				wacom->id[0] = STYLUS_DEVICE_ID;
373 				break;
374 
375 			case 1: /* Rubber */
376 				wacom->tool[0] = BTN_TOOL_RUBBER;
377 				wacom->id[0] = ERASER_DEVICE_ID;
378 				break;
379 
380 			case 2: /* Mouse with wheel */
381 				input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
382 				fallthrough;
383 
384 			case 3: /* Mouse without wheel */
385 				wacom->tool[0] = BTN_TOOL_MOUSE;
386 				wacom->id[0] = CURSOR_DEVICE_ID;
387 				break;
388 			}
389 		}
390 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
391 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
392 		if (wacom->tool[0] != BTN_TOOL_MOUSE) {
393 			if (features->type == GRAPHIRE_BT)
394 				input_report_abs(input, ABS_PRESSURE, data[6] |
395 					(((__u16) (data[1] & 0x08)) << 5));
396 			else
397 				input_report_abs(input, ABS_PRESSURE, data[6] |
398 					((data[7] & 0x03) << 8));
399 			input_report_key(input, BTN_TOUCH, data[1] & 0x01);
400 			input_report_key(input, BTN_STYLUS, data[1] & 0x02);
401 			input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
402 		} else {
403 			input_report_key(input, BTN_LEFT, data[1] & 0x01);
404 			input_report_key(input, BTN_RIGHT, data[1] & 0x02);
405 			if (features->type == WACOM_G4 ||
406 					features->type == WACOM_MO) {
407 				input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
408 				rw = (data[7] & 0x04) - (data[7] & 0x03);
409 			} else if (features->type == GRAPHIRE_BT) {
410 				/* Compute distance between mouse and tablet */
411 				rw = 44 - (data[6] >> 2);
412 				rw = clamp_val(rw, 0, 31);
413 				input_report_abs(input, ABS_DISTANCE, rw);
414 				if (((data[1] >> 5) & 3) == 2) {
415 					/* Mouse with wheel */
416 					input_report_key(input, BTN_MIDDLE,
417 							data[1] & 0x04);
418 					rw = (data[6] & 0x01) ? -1 :
419 						(data[6] & 0x02) ? 1 : 0;
420 				} else {
421 					rw = 0;
422 				}
423 			} else {
424 				input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
425 				rw = -(signed char)data[6];
426 			}
427 			input_report_rel(input, REL_WHEEL, rw);
428 		}
429 
430 		if (!prox)
431 			wacom->id[0] = 0;
432 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
433 		input_report_key(input, wacom->tool[0], prox);
434 		input_sync(input); /* sync last event */
435 	}
436 
437 	/* send pad data */
438 	switch (features->type) {
439 	case WACOM_G4:
440 		prox = data[7] & 0xf8;
441 		if (prox || wacom->id[1]) {
442 			wacom->id[1] = PAD_DEVICE_ID;
443 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
444 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
445 			rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
446 			input_report_rel(pad_input, REL_WHEEL, rw);
447 			if (!prox)
448 				wacom->id[1] = 0;
449 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
450 			retval = 1;
451 		}
452 		break;
453 
454 	case WACOM_MO:
455 		prox = (data[7] & 0xf8) || data[8];
456 		if (prox || wacom->id[1]) {
457 			wacom->id[1] = PAD_DEVICE_ID;
458 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
459 			input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
460 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
461 			input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
462 			input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
463 			if (!prox)
464 				wacom->id[1] = 0;
465 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
466 			retval = 1;
467 		}
468 		break;
469 	case GRAPHIRE_BT:
470 		prox = data[7] & 0x03;
471 		if (prox || wacom->id[1]) {
472 			wacom->id[1] = PAD_DEVICE_ID;
473 			input_report_key(pad_input, BTN_0, (data[7] & 0x02));
474 			input_report_key(pad_input, BTN_1, (data[7] & 0x01));
475 			if (!prox)
476 				wacom->id[1] = 0;
477 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
478 			retval = 1;
479 		}
480 		break;
481 	}
482 
483 	/* Store current battery capacity and power supply state */
484 	if (features->type == GRAPHIRE_BT) {
485 		rw = (data[7] >> 2 & 0x07);
486 		battery_capacity = batcap_gr[rw];
487 		ps_connected = rw == 7;
488 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
489 				     battery_capacity, ps_connected, 1,
490 				     ps_connected);
491 	}
492 exit:
493 	return retval;
494 }
495 
496 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
497 {
498 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
499 	struct wacom_features *features = &wacom_wac->features;
500 	struct hid_report *r;
501 	struct hid_report_enum *re;
502 
503 	re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
504 	if (features->type == INTUOSHT2)
505 		r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
506 	else
507 		r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
508 	if (r) {
509 		hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
510 	}
511 }
512 
513 static int wacom_intuos_pad(struct wacom_wac *wacom)
514 {
515 	struct wacom_features *features = &wacom->features;
516 	unsigned char *data = wacom->data;
517 	struct input_dev *input = wacom->pad_input;
518 	int i;
519 	int buttons = 0, nbuttons = features->numbered_buttons;
520 	int keys = 0, nkeys = 0;
521 	int ring1 = 0, ring2 = 0;
522 	int strip1 = 0, strip2 = 0;
523 	bool prox = false;
524 	bool wrench = false, keyboard = false, mute_touch = false, menu = false,
525 	     info = false;
526 
527 	/* pad packets. Works as a second tool and is always in prox */
528 	if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
529 	      data[0] == WACOM_REPORT_CINTIQPAD))
530 		return 0;
531 
532 	if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
533 		buttons = (data[3] << 1) | (data[2] & 0x01);
534 		ring1 = data[1];
535 	} else if (features->type == DTK) {
536 		buttons = data[6];
537 	} else if (features->type == WACOM_13HD) {
538 		buttons = (data[4] << 1) | (data[3] & 0x01);
539 	} else if (features->type == WACOM_24HD) {
540 		buttons = (data[8] << 8) | data[6];
541 		ring1 = data[1];
542 		ring2 = data[2];
543 
544 		/*
545 		 * Three "buttons" are available on the 24HD which are
546 		 * physically implemented as a touchstrip. Each button
547 		 * is approximately 3 bits wide with a 2 bit spacing.
548 		 * The raw touchstrip bits are stored at:
549 		 *    ((data[3] & 0x1f) << 8) | data[4])
550 		 */
551 		nkeys = 3;
552 		keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
553 		       ((data[4] & 0xE0) ? 1<<1 : 0) |
554 		       ((data[4] & 0x07) ? 1<<0 : 0);
555 		keyboard = !!(data[4] & 0xE0);
556 		info = !!(data[3] & 0x1C);
557 
558 		if (features->oPid) {
559 			mute_touch = !!(data[4] & 0x07);
560 			if (mute_touch)
561 				wacom->shared->is_touch_on =
562 					!wacom->shared->is_touch_on;
563 		} else {
564 			wrench = !!(data[4] & 0x07);
565 		}
566 	} else if (features->type == WACOM_27QHD) {
567 		nkeys = 3;
568 		keys = data[2] & 0x07;
569 
570 		wrench = !!(data[2] & 0x01);
571 		keyboard = !!(data[2] & 0x02);
572 
573 		if (features->oPid) {
574 			mute_touch = !!(data[2] & 0x04);
575 			if (mute_touch)
576 				wacom->shared->is_touch_on =
577 					!wacom->shared->is_touch_on;
578 		} else {
579 			menu = !!(data[2] & 0x04);
580 		}
581 		input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
582 		input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
583 		input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
584 	} else if (features->type == CINTIQ_HYBRID) {
585 		/*
586 		 * Do not send hardware buttons under Android. They
587 		 * are already sent to the system through GPIO (and
588 		 * have different meaning).
589 		 *
590 		 * d-pad right  -> data[4] & 0x10
591 		 * d-pad up     -> data[4] & 0x20
592 		 * d-pad left   -> data[4] & 0x40
593 		 * d-pad down   -> data[4] & 0x80
594 		 * d-pad center -> data[3] & 0x01
595 		 */
596 		buttons = (data[4] << 1) | (data[3] & 0x01);
597 	} else if (features->type == CINTIQ_COMPANION_2) {
598 		/* d-pad right  -> data[2] & 0x10
599 		 * d-pad up     -> data[2] & 0x20
600 		 * d-pad left   -> data[2] & 0x40
601 		 * d-pad down   -> data[2] & 0x80
602 		 * d-pad center -> data[1] & 0x01
603 		 */
604 		buttons = ((data[2] >> 4) << 7) |
605 		          ((data[1] & 0x04) << 4) |
606 		          ((data[2] & 0x0F) << 2) |
607 		          (data[1] & 0x03);
608 	} else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
609 		/*
610 		 * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
611 		 * addition to the mechanical switch. Switch data is
612 		 * stored in data[4], capacitive data in data[5].
613 		 *
614 		 * Touch ring mode switch (data[3]) has no capacitive sensor
615 		 */
616 		buttons = (data[4] << 1) | (data[3] & 0x01);
617 		ring1 = data[2];
618 	} else {
619 		if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
620 			buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
621 			          (data[6] << 1) | (data[5] & 0x01);
622 
623 			if (features->type == WACOM_22HD) {
624 				nkeys = 3;
625 				keys = data[9] & 0x07;
626 
627 				info = !!(data[9] & 0x01);
628 				wrench = !!(data[9] & 0x02);
629 			}
630 		} else {
631 			buttons = ((data[6] & 0x10) << 5)  |
632 			          ((data[5] & 0x10) << 4)  |
633 			          ((data[6] & 0x0F) << 4)  |
634 			          (data[5] & 0x0F);
635 		}
636 		strip1 = ((data[1] & 0x1f) << 8) | data[2];
637 		strip2 = ((data[3] & 0x1f) << 8) | data[4];
638 	}
639 
640 	prox = (buttons & ~(~0U << nbuttons)) | (keys & ~(~0U << nkeys)) |
641 	       (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
642 
643 	wacom_report_numbered_buttons(input, nbuttons, buttons);
644 
645 	for (i = 0; i < nkeys; i++)
646 		input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
647 
648 	input_report_key(input, KEY_BUTTONCONFIG, wrench);
649 	input_report_key(input, KEY_ONSCREEN_KEYBOARD, keyboard);
650 	input_report_key(input, KEY_CONTROLPANEL, menu);
651 	input_report_key(input, KEY_INFO, info);
652 
653 	if (wacom->shared && wacom->shared->touch_input) {
654 		input_report_switch(wacom->shared->touch_input,
655 				    SW_MUTE_DEVICE,
656 				    !wacom->shared->is_touch_on);
657 		input_sync(wacom->shared->touch_input);
658 	}
659 
660 	input_report_abs(input, ABS_RX, strip1);
661 	input_report_abs(input, ABS_RY, strip2);
662 
663 	input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
664 	input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
665 
666 	input_report_key(input, wacom->tool[1], prox ? 1 : 0);
667 	input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
668 
669 	input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
670 
671 	return 1;
672 }
673 
674 static int wacom_intuos_id_mangle(int tool_id)
675 {
676 	return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
677 }
678 
679 static bool wacom_is_art_pen(int tool_id)
680 {
681 	bool is_art_pen = false;
682 
683 	switch (tool_id) {
684 	case 0x885:	/* Intuos3 Marker Pen */
685 	case 0x804:	/* Intuos4/5 13HD/24HD Marker Pen */
686 	case 0x10804:	/* Intuos4/5 13HD/24HD Art Pen */
687 		is_art_pen = true;
688 		break;
689 	}
690 	return is_art_pen;
691 }
692 
693 static int wacom_intuos_get_tool_type(int tool_id)
694 {
695 	int tool_type = BTN_TOOL_PEN;
696 
697 	if (wacom_is_art_pen(tool_id))
698 		return tool_type;
699 
700 	switch (tool_id) {
701 	case 0x812: /* Inking pen */
702 	case 0x801: /* Intuos3 Inking pen */
703 	case 0x12802: /* Intuos4/5 Inking Pen */
704 	case 0x012:
705 		tool_type = BTN_TOOL_PENCIL;
706 		break;
707 
708 	case 0x822: /* Pen */
709 	case 0x842:
710 	case 0x852:
711 	case 0x823: /* Intuos3 Grip Pen */
712 	case 0x813: /* Intuos3 Classic Pen */
713 	case 0x802: /* Intuos4/5 13HD/24HD General Pen */
714 	case 0x8e2: /* IntuosHT2 pen */
715 	case 0x022:
716 	case 0x200: /* Pro Pen 3 */
717 	case 0x04200: /* Pro Pen 3 */
718 	case 0x10842: /* MobileStudio Pro Pro Pen slim */
719 	case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
720 	case 0x16802: /* Cintiq 13HD Pro Pen */
721 	case 0x18802: /* DTH2242 Pen */
722 	case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
723 	case 0x80842: /* Intuos Pro and Cintiq Pro 3D Pen */
724 		tool_type = BTN_TOOL_PEN;
725 		break;
726 
727 	case 0x832: /* Stroke pen */
728 	case 0x032:
729 		tool_type = BTN_TOOL_BRUSH;
730 		break;
731 
732 	case 0x007: /* Mouse 4D and 2D */
733 	case 0x09c:
734 	case 0x094:
735 	case 0x017: /* Intuos3 2D Mouse */
736 	case 0x806: /* Intuos4 Mouse */
737 		tool_type = BTN_TOOL_MOUSE;
738 		break;
739 
740 	case 0x096: /* Lens cursor */
741 	case 0x097: /* Intuos3 Lens cursor */
742 	case 0x006: /* Intuos4 Lens cursor */
743 		tool_type = BTN_TOOL_LENS;
744 		break;
745 
746 	case 0x82a: /* Eraser */
747 	case 0x84a:
748 	case 0x85a:
749 	case 0x91a:
750 	case 0xd1a:
751 	case 0x0fa:
752 	case 0x82b: /* Intuos3 Grip Pen Eraser */
753 	case 0x81b: /* Intuos3 Classic Pen Eraser */
754 	case 0x91b: /* Intuos3 Airbrush Eraser */
755 	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
756 	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
757 	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
758 	case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
759 	case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
760 	case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
761 	case 0x1084a: /* MobileStudio Pro Pro Pen slim Eraser */
762 	case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
763 	case 0x1880a: /* DTH2242 Eraser */
764 	case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
765 		tool_type = BTN_TOOL_RUBBER;
766 		break;
767 
768 	case 0xd12:
769 	case 0x912:
770 	case 0x112:
771 	case 0x913: /* Intuos3 Airbrush */
772 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
773 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
774 		tool_type = BTN_TOOL_AIRBRUSH;
775 		break;
776 	}
777 	return tool_type;
778 }
779 
780 static void wacom_exit_report(struct wacom_wac *wacom)
781 {
782 	struct input_dev *input = wacom->pen_input;
783 	struct wacom_features *features = &wacom->features;
784 	unsigned char *data = wacom->data;
785 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
786 
787 	/*
788 	 * Reset all states otherwise we lose the initial states
789 	 * when in-prox next time
790 	 */
791 	input_report_abs(input, ABS_X, 0);
792 	input_report_abs(input, ABS_Y, 0);
793 	input_report_abs(input, ABS_DISTANCE, 0);
794 	input_report_abs(input, ABS_TILT_X, 0);
795 	input_report_abs(input, ABS_TILT_Y, 0);
796 	if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
797 		input_report_key(input, BTN_LEFT, 0);
798 		input_report_key(input, BTN_MIDDLE, 0);
799 		input_report_key(input, BTN_RIGHT, 0);
800 		input_report_key(input, BTN_SIDE, 0);
801 		input_report_key(input, BTN_EXTRA, 0);
802 		input_report_abs(input, ABS_THROTTLE, 0);
803 		input_report_abs(input, ABS_RZ, 0);
804 	} else {
805 		input_report_abs(input, ABS_PRESSURE, 0);
806 		input_report_key(input, BTN_STYLUS, 0);
807 		input_report_key(input, BTN_STYLUS2, 0);
808 		input_report_key(input, BTN_TOUCH, 0);
809 		input_report_abs(input, ABS_WHEEL, 0);
810 		if (features->type >= INTUOS3S)
811 			input_report_abs(input, ABS_Z, 0);
812 	}
813 	input_report_key(input, wacom->tool[idx], 0);
814 	input_report_abs(input, ABS_MISC, 0); /* reset tool id */
815 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
816 	wacom->id[idx] = 0;
817 }
818 
819 static int wacom_intuos_inout(struct wacom_wac *wacom)
820 {
821 	struct wacom_features *features = &wacom->features;
822 	unsigned char *data = wacom->data;
823 	struct input_dev *input = wacom->pen_input;
824 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
825 
826 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
827 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
828 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
829 		return 0;
830 
831 	/* Enter report */
832 	if ((data[1] & 0xfc) == 0xc0) {
833 		/* serial number of the tool */
834 		wacom->serial[idx] = ((__u64)(data[3] & 0x0f) << 28) +
835 			(data[4] << 20) + (data[5] << 12) +
836 			(data[6] << 4) + (data[7] >> 4);
837 
838 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
839 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
840 
841 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
842 
843 		wacom->shared->stylus_in_proximity = true;
844 		return 1;
845 	}
846 
847 	/* in Range */
848 	if ((data[1] & 0xfe) == 0x20) {
849 		if (features->type != INTUOSHT2)
850 			wacom->shared->stylus_in_proximity = true;
851 
852 		/* in Range while exiting */
853 		if (wacom->reporting_data) {
854 			input_report_key(input, BTN_TOUCH, 0);
855 			input_report_abs(input, ABS_PRESSURE, 0);
856 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
857 			return 2;
858 		}
859 		return 1;
860 	}
861 
862 	/* Exit report */
863 	if ((data[1] & 0xfe) == 0x80) {
864 		wacom->shared->stylus_in_proximity = false;
865 		wacom->reporting_data = false;
866 
867 		/* don't report exit if we don't know the ID */
868 		if (!wacom->id[idx])
869 			return 1;
870 
871 		wacom_exit_report(wacom);
872 		return 2;
873 	}
874 
875 	return 0;
876 }
877 
878 static inline bool touch_is_muted(struct wacom_wac *wacom_wac)
879 {
880 	return wacom_wac->probe_complete &&
881 	       wacom_wac->shared->has_mute_touch_switch &&
882 	       !wacom_wac->shared->is_touch_on;
883 }
884 
885 static inline bool report_touch_events(struct wacom_wac *wacom)
886 {
887 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
888 }
889 
890 static inline bool delay_pen_events(struct wacom_wac *wacom)
891 {
892 	return (wacom->shared->touch_down && touch_arbitration);
893 }
894 
895 static int wacom_intuos_general(struct wacom_wac *wacom)
896 {
897 	struct wacom_features *features = &wacom->features;
898 	unsigned char *data = wacom->data;
899 	struct input_dev *input = wacom->pen_input;
900 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
901 	unsigned char type = (data[1] >> 1) & 0x0F;
902 	unsigned int x, y, distance, t;
903 
904 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
905 		data[0] != WACOM_REPORT_INTUOS_PEN)
906 		return 0;
907 
908 	if (delay_pen_events(wacom))
909 		return 1;
910 
911 	/* don't report events if we don't know the tool ID */
912 	if (!wacom->id[idx]) {
913 		/* but reschedule a read of the current tool */
914 		wacom_intuos_schedule_prox_event(wacom);
915 		return 1;
916 	}
917 
918 	/*
919 	 * don't report events for invalid data
920 	 */
921 	/* older I4 styli don't work with new Cintiqs */
922 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
923 			(features->type == WACOM_21UX2)) ||
924 	    /* Only large Intuos support Lense Cursor */
925 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
926 		(features->type == INTUOS3 ||
927 		 features->type == INTUOS3S ||
928 		 features->type == INTUOS4 ||
929 		 features->type == INTUOS4S ||
930 		 features->type == INTUOS5 ||
931 		 features->type == INTUOS5S ||
932 		 features->type == INTUOSPM ||
933 		 features->type == INTUOSPS)) ||
934 	   /* Cintiq doesn't send data when RDY bit isn't set */
935 	   (features->type == CINTIQ && !(data[1] & 0x40)))
936 		return 1;
937 
938 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
939 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
940 	distance = data[9] >> 2;
941 	if (features->type < INTUOS3S) {
942 		x >>= 1;
943 		y >>= 1;
944 		distance >>= 1;
945 	}
946 	if (features->type == INTUOSHT2)
947 		distance = features->distance_max - distance;
948 	input_report_abs(input, ABS_X, x);
949 	input_report_abs(input, ABS_Y, y);
950 	input_report_abs(input, ABS_DISTANCE, distance);
951 
952 	switch (type) {
953 	case 0x00:
954 	case 0x01:
955 	case 0x02:
956 	case 0x03:
957 		/* general pen packet */
958 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
959 		if (features->pressure_max < 2047)
960 			t >>= 1;
961 		input_report_abs(input, ABS_PRESSURE, t);
962 		if (features->type != INTUOSHT2) {
963 		    input_report_abs(input, ABS_TILT_X,
964 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
965 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
966 		}
967 		input_report_key(input, BTN_STYLUS, data[1] & 2);
968 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
969 		input_report_key(input, BTN_TOUCH, t > 10);
970 		break;
971 
972 	case 0x0a:
973 		/* airbrush second packet */
974 		input_report_abs(input, ABS_WHEEL,
975 				(data[6] << 2) | ((data[7] >> 6) & 3));
976 		input_report_abs(input, ABS_TILT_X,
977 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
978 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
979 		break;
980 
981 	case 0x05:
982 		/* Rotation packet */
983 		if (features->type >= INTUOS3S) {
984 			/* I3 marker pen rotation */
985 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
986 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
987 				((t-1) / 2 + 450)) : (450 - t / 2) ;
988 			input_report_abs(input, ABS_Z, t);
989 		} else {
990 			/* 4D mouse 2nd packet */
991 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
992 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
993 				((t - 1) / 2) : -t / 2);
994 		}
995 		break;
996 
997 	case 0x04:
998 		/* 4D mouse 1st packet */
999 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1000 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1001 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1002 
1003 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
1004 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
1005 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
1006 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
1007 		break;
1008 
1009 	case 0x06:
1010 		/* I4 mouse */
1011 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
1012 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
1013 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
1014 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
1015 				 - ((data[7] & 0x40) >> 6));
1016 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
1017 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
1018 
1019 		input_report_abs(input, ABS_TILT_X,
1020 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
1021 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
1022 		break;
1023 
1024 	case 0x08:
1025 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
1026 			/* 2D mouse packet */
1027 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
1028 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
1029 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
1030 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
1031 					 - ((data[8] & 0x02) >> 1));
1032 
1033 			/* I3 2D mouse side buttons */
1034 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
1035 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
1036 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
1037 			}
1038 		}
1039 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
1040 			/* Lens cursor packets */
1041 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1042 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1043 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1044 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
1045 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
1046 		}
1047 		break;
1048 
1049 	case 0x07:
1050 	case 0x09:
1051 	case 0x0b:
1052 	case 0x0c:
1053 	case 0x0d:
1054 	case 0x0e:
1055 	case 0x0f:
1056 		/* unhandled */
1057 		break;
1058 	}
1059 
1060 	input_report_abs(input, ABS_MISC,
1061 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1062 	input_report_key(input, wacom->tool[idx], 1);
1063 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1064 	wacom->reporting_data = true;
1065 	return 2;
1066 }
1067 
1068 static int wacom_intuos_irq(struct wacom_wac *wacom)
1069 {
1070 	unsigned char *data = wacom->data;
1071 	struct input_dev *input = wacom->pen_input;
1072 	int result;
1073 
1074 	if (data[0] != WACOM_REPORT_PENABLED &&
1075 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
1076 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
1077 	    data[0] != WACOM_REPORT_INTUOSPAD &&
1078 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
1079 	    data[0] != WACOM_REPORT_CINTIQ &&
1080 	    data[0] != WACOM_REPORT_CINTIQPAD &&
1081 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
1082 		dev_dbg(input->dev.parent,
1083 			"%s: received unknown report #%d\n", __func__, data[0]);
1084                 return 0;
1085 	}
1086 
1087 	/* process pad events */
1088 	result = wacom_intuos_pad(wacom);
1089 	if (result)
1090 		return result;
1091 
1092 	/* process in/out prox events */
1093 	result = wacom_intuos_inout(wacom);
1094 	if (result)
1095 		return result - 1;
1096 
1097 	/* process general packets */
1098 	result = wacom_intuos_general(wacom);
1099 	if (result)
1100 		return result - 1;
1101 
1102 	return 0;
1103 }
1104 
1105 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1106 {
1107 	unsigned char *data = wacom_wac->data;
1108 	struct input_dev *input;
1109 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1110 	struct wacom_remote *remote = wacom->remote;
1111 	int bat_charging, bat_percent, touch_ring_mode;
1112 	__u32 serial;
1113 	int i, index = -1;
1114 	unsigned long flags;
1115 
1116 	if (data[0] != WACOM_REPORT_REMOTE) {
1117 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1118 			__func__, data[0]);
1119 		return 0;
1120 	}
1121 
1122 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1123 	wacom_wac->id[0] = PAD_DEVICE_ID;
1124 
1125 	spin_lock_irqsave(&remote->remote_lock, flags);
1126 
1127 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1128 		if (remote->remotes[i].serial == serial) {
1129 			index = i;
1130 			break;
1131 		}
1132 	}
1133 
1134 	if (index < 0 || !remote->remotes[index].registered)
1135 		goto out;
1136 
1137 	remote->remotes[i].active_time = ktime_get();
1138 	input = remote->remotes[index].input;
1139 
1140 	input_report_key(input, BTN_0, (data[9] & 0x01));
1141 	input_report_key(input, BTN_1, (data[9] & 0x02));
1142 	input_report_key(input, BTN_2, (data[9] & 0x04));
1143 	input_report_key(input, BTN_3, (data[9] & 0x08));
1144 	input_report_key(input, BTN_4, (data[9] & 0x10));
1145 	input_report_key(input, BTN_5, (data[9] & 0x20));
1146 	input_report_key(input, BTN_6, (data[9] & 0x40));
1147 	input_report_key(input, BTN_7, (data[9] & 0x80));
1148 
1149 	input_report_key(input, BTN_8, (data[10] & 0x01));
1150 	input_report_key(input, BTN_9, (data[10] & 0x02));
1151 	input_report_key(input, BTN_A, (data[10] & 0x04));
1152 	input_report_key(input, BTN_B, (data[10] & 0x08));
1153 	input_report_key(input, BTN_C, (data[10] & 0x10));
1154 	input_report_key(input, BTN_X, (data[10] & 0x20));
1155 	input_report_key(input, BTN_Y, (data[10] & 0x40));
1156 	input_report_key(input, BTN_Z, (data[10] & 0x80));
1157 
1158 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1159 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1160 
1161 	if (data[12] & 0x80)
1162 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
1163 	else
1164 		input_report_abs(input, ABS_WHEEL, 0);
1165 
1166 	bat_percent = data[7] & 0x7f;
1167 	bat_charging = !!(data[7] & 0x80);
1168 
1169 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1170 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1171 	else
1172 		input_report_abs(input, ABS_MISC, 0);
1173 
1174 	input_event(input, EV_MSC, MSC_SERIAL, serial);
1175 
1176 	input_sync(input);
1177 
1178 	/*Which mode select (LED light) is currently on?*/
1179 	touch_ring_mode = (data[11] & 0xC0) >> 6;
1180 
1181 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1182 		if (remote->remotes[i].serial == serial)
1183 			wacom->led.groups[i].select = touch_ring_mode;
1184 	}
1185 
1186 	__wacom_notify_battery(&remote->remotes[index].battery,
1187 				WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1188 				bat_charging, 1, bat_charging);
1189 
1190 out:
1191 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1192 	return 0;
1193 }
1194 
1195 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1196 {
1197 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1198 	unsigned char *data = wacom_wac->data;
1199 	struct wacom_remote *remote = wacom->remote;
1200 	struct wacom_remote_work_data remote_data;
1201 	unsigned long flags;
1202 	int i, ret;
1203 
1204 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1205 		return;
1206 
1207 	memset(&remote_data, 0, sizeof(struct wacom_remote_work_data));
1208 
1209 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1210 		int j = i * 6;
1211 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1212 
1213 		remote_data.remote[i].serial = serial;
1214 	}
1215 
1216 	spin_lock_irqsave(&remote->remote_lock, flags);
1217 
1218 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1219 	if (ret != sizeof(remote_data)) {
1220 		spin_unlock_irqrestore(&remote->remote_lock, flags);
1221 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1222 		return;
1223 	}
1224 
1225 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1226 
1227 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1228 }
1229 
1230 static int int_dist(int x1, int y1, int x2, int y2)
1231 {
1232 	int x = x2 - x1;
1233 	int y = y2 - y1;
1234 
1235 	return int_sqrt(x*x + y*y);
1236 }
1237 
1238 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1239 		unsigned char *data)
1240 {
1241 	memcpy(wacom->data, data, 10);
1242 	wacom_intuos_irq(wacom);
1243 
1244 	input_sync(wacom->pen_input);
1245 	if (wacom->pad_input)
1246 		input_sync(wacom->pad_input);
1247 }
1248 
1249 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1250 {
1251 	unsigned char data[WACOM_PKGLEN_MAX];
1252 	int i = 1;
1253 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1254 
1255 	memcpy(data, wacom->data, len);
1256 
1257 	switch (data[0]) {
1258 	case 0x04:
1259 		wacom_intuos_bt_process_data(wacom, data + i);
1260 		i += 10;
1261 		fallthrough;
1262 	case 0x03:
1263 		wacom_intuos_bt_process_data(wacom, data + i);
1264 		i += 10;
1265 		wacom_intuos_bt_process_data(wacom, data + i);
1266 		i += 10;
1267 		power_raw = data[i];
1268 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1269 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1270 		battery_capacity = batcap_i4[power_raw & 0x07];
1271 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1272 				     battery_capacity, bat_charging,
1273 				     battery_capacity || bat_charging,
1274 				     ps_connected);
1275 		break;
1276 	default:
1277 		dev_dbg(wacom->pen_input->dev.parent,
1278 				"Unknown report: %d,%d size:%zu\n",
1279 				data[0], data[1], len);
1280 		return 0;
1281 	}
1282 	return 0;
1283 }
1284 
1285 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1286 {
1287 	struct input_dev *input = wacom->touch_input;
1288 	unsigned touch_max = wacom->features.touch_max;
1289 	int count = 0;
1290 	int i;
1291 
1292 	if (!touch_max)
1293 		return 0;
1294 
1295 	if (touch_max == 1)
1296 		return test_bit(BTN_TOUCH, input->key) &&
1297 			report_touch_events(wacom);
1298 
1299 	for (i = 0; i < input->mt->num_slots; i++) {
1300 		struct input_mt_slot *ps = &input->mt->slots[i];
1301 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1302 		if (id >= 0)
1303 			count++;
1304 	}
1305 
1306 	return count;
1307 }
1308 
1309 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1310 {
1311 	int pen_frame_len, pen_frames;
1312 
1313 	struct input_dev *pen_input = wacom->pen_input;
1314 	unsigned char *data = wacom->data;
1315 	int number_of_valid_frames = 0;
1316 	ktime_t time_interval = 15000000;
1317 	ktime_t time_packet_received = ktime_get();
1318 	int i;
1319 
1320 	if (wacom->features.type == INTUOSP2_BT ||
1321 	    wacom->features.type == INTUOSP2S_BT) {
1322 		wacom->serial[0] = get_unaligned_le64(&data[99]);
1323 		wacom->id[0]     = get_unaligned_le16(&data[107]);
1324 		pen_frame_len = 14;
1325 		pen_frames = 7;
1326 	} else {
1327 		wacom->serial[0] = get_unaligned_le64(&data[33]);
1328 		wacom->id[0]     = get_unaligned_le16(&data[41]);
1329 		pen_frame_len = 8;
1330 		pen_frames = 4;
1331 	}
1332 
1333 	if (wacom->serial[0] >> 52 == 1) {
1334 		/* Add back in missing bits of ID for non-USI pens */
1335 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1336 	}
1337 
1338 	/* number of valid frames */
1339 	for (i = 0; i < pen_frames; i++) {
1340 		unsigned char *frame = &data[i*pen_frame_len + 1];
1341 		bool valid = frame[0] & 0x80;
1342 
1343 		if (valid)
1344 			number_of_valid_frames++;
1345 	}
1346 
1347 	if (number_of_valid_frames) {
1348 		if (wacom->hid_data.time_delayed)
1349 			time_interval = ktime_get() - wacom->hid_data.time_delayed;
1350 		time_interval = div_u64(time_interval, number_of_valid_frames);
1351 		wacom->hid_data.time_delayed = time_packet_received;
1352 	}
1353 
1354 	for (i = 0; i < number_of_valid_frames; i++) {
1355 		unsigned char *frame = &data[i*pen_frame_len + 1];
1356 		bool valid = frame[0] & 0x80;
1357 		bool prox = frame[0] & 0x40;
1358 		bool range = frame[0] & 0x20;
1359 		bool invert = frame[0] & 0x10;
1360 		int frames_number_reversed = number_of_valid_frames - i - 1;
1361 		ktime_t event_timestamp = time_packet_received - frames_number_reversed * time_interval;
1362 
1363 		if (!valid)
1364 			continue;
1365 
1366 		if (!prox) {
1367 			wacom->shared->stylus_in_proximity = false;
1368 			wacom_exit_report(wacom);
1369 			input_sync(pen_input);
1370 
1371 			wacom->tool[0] = 0;
1372 			wacom->id[0] = 0;
1373 			wacom->serial[0] = 0;
1374 			wacom->hid_data.time_delayed = 0;
1375 			return;
1376 		}
1377 
1378 		if (range) {
1379 			if (!wacom->tool[0]) { /* first in range */
1380 				/* Going into range select tool */
1381 				if (invert)
1382 					wacom->tool[0] = BTN_TOOL_RUBBER;
1383 				else if (wacom->id[0])
1384 					wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1385 				else
1386 					wacom->tool[0] = BTN_TOOL_PEN;
1387 			}
1388 
1389 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1390 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1391 
1392 			if (wacom->features.type == INTUOSP2_BT ||
1393 			    wacom->features.type == INTUOSP2S_BT) {
1394 				/* Fix rotation alignment: userspace expects zero at left */
1395 				int16_t rotation =
1396 					(int16_t)get_unaligned_le16(&frame[9]);
1397 				rotation += 1800/4;
1398 
1399 				if (rotation > 899)
1400 					rotation -= 1800;
1401 
1402 				input_report_abs(pen_input, ABS_TILT_X,
1403 						 (char)frame[7]);
1404 				input_report_abs(pen_input, ABS_TILT_Y,
1405 						 (char)frame[8]);
1406 				input_report_abs(pen_input, ABS_Z, rotation);
1407 				input_report_abs(pen_input, ABS_WHEEL,
1408 						 get_unaligned_le16(&frame[11]));
1409 			}
1410 		}
1411 
1412 		if (wacom->tool[0]) {
1413 			input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1414 			if (wacom->features.type == INTUOSP2_BT ||
1415 			    wacom->features.type == INTUOSP2S_BT) {
1416 				input_report_abs(pen_input, ABS_DISTANCE,
1417 						 range ? frame[13] : wacom->features.distance_max);
1418 			} else {
1419 				input_report_abs(pen_input, ABS_DISTANCE,
1420 						 range ? frame[7] : wacom->features.distance_max);
1421 			}
1422 
1423 			input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1424 			input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1425 			input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1426 
1427 			input_report_key(pen_input, wacom->tool[0], prox);
1428 			input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1429 			input_report_abs(pen_input, ABS_MISC,
1430 					 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1431 		}
1432 
1433 		wacom->shared->stylus_in_proximity = prox;
1434 
1435 		/* add timestamp to unpack the frames */
1436 		input_set_timestamp(pen_input, event_timestamp);
1437 
1438 		input_sync(pen_input);
1439 	}
1440 }
1441 
1442 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1443 {
1444 	const int finger_touch_len = 8;
1445 	const int finger_frames = 4;
1446 	const int finger_frame_len = 43;
1447 
1448 	struct input_dev *touch_input = wacom->touch_input;
1449 	unsigned char *data = wacom->data;
1450 	int num_contacts_left = 5;
1451 	int i, j;
1452 
1453 	for (i = 0; i < finger_frames; i++) {
1454 		unsigned char *frame = &data[i*finger_frame_len + 109];
1455 		int current_num_contacts = frame[0] & 0x7F;
1456 		int contacts_to_send;
1457 
1458 		if (!(frame[0] & 0x80))
1459 			continue;
1460 
1461 		/*
1462 		 * First packet resets the counter since only the first
1463 		 * packet in series will have non-zero current_num_contacts.
1464 		 */
1465 		if (current_num_contacts)
1466 			wacom->num_contacts_left = current_num_contacts;
1467 
1468 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1469 
1470 		for (j = 0; j < contacts_to_send; j++) {
1471 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1472 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1473 			int x = get_unaligned_le16(&touch[2]);
1474 			int y = get_unaligned_le16(&touch[4]);
1475 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1476 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1477 
1478 			if (slot < 0)
1479 				continue;
1480 
1481 			input_mt_slot(touch_input, slot);
1482 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1483 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1484 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1485 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1486 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1487 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1488 		}
1489 
1490 		input_mt_sync_frame(touch_input);
1491 
1492 		wacom->num_contacts_left -= contacts_to_send;
1493 		if (wacom->num_contacts_left <= 0) {
1494 			wacom->num_contacts_left = 0;
1495 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1496 			input_sync(touch_input);
1497 		}
1498 	}
1499 
1500 	if (wacom->num_contacts_left == 0) {
1501 		// Be careful that we don't accidentally call input_sync with
1502 		// only a partial set of fingers of processed
1503 		input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1504 		input_sync(touch_input);
1505 	}
1506 
1507 }
1508 
1509 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1510 {
1511 	struct input_dev *pad_input = wacom->pad_input;
1512 	unsigned char *data = wacom->data;
1513 	int nbuttons = wacom->features.numbered_buttons;
1514 
1515 	int expresskeys = data[282];
1516 	int center = (data[281] & 0x40) >> 6;
1517 	int ring = data[285] & 0x7F;
1518 	bool ringstatus = data[285] & 0x80;
1519 	bool prox = expresskeys || center || ringstatus;
1520 
1521 	/* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1522 	ring = 71 - ring;
1523 	ring += 3*72/16;
1524 	if (ring > 71)
1525 		ring -= 72;
1526 
1527 	wacom_report_numbered_buttons(pad_input, nbuttons,
1528                                       expresskeys | (center << (nbuttons - 1)));
1529 
1530 	input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1531 
1532 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1533 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1534 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1535 
1536 	input_sync(pad_input);
1537 }
1538 
1539 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1540 {
1541 	unsigned char *data = wacom->data;
1542 
1543 	bool chg = data[284] & 0x80;
1544 	int battery_status = data[284] & 0x7F;
1545 
1546 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1547 			     battery_status, chg, 1, chg);
1548 }
1549 
1550 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1551 {
1552 	struct input_dev *pad_input = wacom->pad_input;
1553 	unsigned char *data = wacom->data;
1554 
1555 	int buttons = data[44];
1556 
1557 	wacom_report_numbered_buttons(pad_input, 4, buttons);
1558 
1559 	input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1560 	input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1561 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1562 
1563 	input_sync(pad_input);
1564 }
1565 
1566 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1567 {
1568 	unsigned char *data = wacom->data;
1569 
1570 	bool chg = data[45] & 0x80;
1571 	int battery_status = data[45] & 0x7F;
1572 
1573 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1574 			     battery_status, chg, 1, chg);
1575 }
1576 
1577 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1578 {
1579 	unsigned char *data = wacom->data;
1580 
1581 	if (data[0] != 0x80 && data[0] != 0x81) {
1582 		dev_dbg(wacom->pen_input->dev.parent,
1583 			"%s: received unknown report #%d\n", __func__, data[0]);
1584 		return 0;
1585 	}
1586 
1587 	wacom_intuos_pro2_bt_pen(wacom);
1588 	if (wacom->features.type == INTUOSP2_BT ||
1589 	    wacom->features.type == INTUOSP2S_BT) {
1590 		wacom_intuos_pro2_bt_touch(wacom);
1591 		wacom_intuos_pro2_bt_pad(wacom);
1592 		wacom_intuos_pro2_bt_battery(wacom);
1593 	} else {
1594 		wacom_intuos_gen3_bt_pad(wacom);
1595 		wacom_intuos_gen3_bt_battery(wacom);
1596 	}
1597 	return 0;
1598 }
1599 
1600 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1601 {
1602 	struct input_dev *input = wacom->touch_input;
1603 	unsigned char *data = wacom->data;
1604 	int i;
1605 	int current_num_contacts = data[61];
1606 	int contacts_to_send = 0;
1607 	int num_contacts_left = 4; /* maximum contacts per packet */
1608 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1609 	int y_offset = 2;
1610 
1611 	if (touch_is_muted(wacom) && !wacom->shared->touch_down)
1612 		return 0;
1613 
1614 	if (wacom->features.type == WACOM_27QHDT) {
1615 		current_num_contacts = data[63];
1616 		num_contacts_left = 10;
1617 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1618 		y_offset = 0;
1619 	}
1620 
1621 	/*
1622 	 * First packet resets the counter since only the first
1623 	 * packet in series will have non-zero current_num_contacts.
1624 	 */
1625 	if (current_num_contacts)
1626 		wacom->num_contacts_left = current_num_contacts;
1627 
1628 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1629 
1630 	for (i = 0; i < contacts_to_send; i++) {
1631 		int offset = (byte_per_packet * i) + 1;
1632 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1633 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1634 
1635 		if (slot < 0)
1636 			continue;
1637 		input_mt_slot(input, slot);
1638 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1639 
1640 		if (touch) {
1641 			int t_x = get_unaligned_le16(&data[offset + 2]);
1642 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1643 
1644 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1645 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1646 
1647 			if (wacom->features.type != WACOM_27QHDT) {
1648 				int c_x = get_unaligned_le16(&data[offset + 4]);
1649 				int c_y = get_unaligned_le16(&data[offset + 8]);
1650 				int w = get_unaligned_le16(&data[offset + 10]);
1651 				int h = get_unaligned_le16(&data[offset + 12]);
1652 
1653 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1654 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1655 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1656 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1657 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1658 			}
1659 		}
1660 	}
1661 	input_mt_sync_frame(input);
1662 
1663 	wacom->num_contacts_left -= contacts_to_send;
1664 	if (wacom->num_contacts_left <= 0) {
1665 		wacom->num_contacts_left = 0;
1666 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1667 	}
1668 	return 1;
1669 }
1670 
1671 static int wacom_mt_touch(struct wacom_wac *wacom)
1672 {
1673 	struct input_dev *input = wacom->touch_input;
1674 	unsigned char *data = wacom->data;
1675 	int i;
1676 	int current_num_contacts = data[2];
1677 	int contacts_to_send = 0;
1678 	int x_offset = 0;
1679 
1680 	/* MTTPC does not support Height and Width */
1681 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1682 		x_offset = -4;
1683 
1684 	/*
1685 	 * First packet resets the counter since only the first
1686 	 * packet in series will have non-zero current_num_contacts.
1687 	 */
1688 	if (current_num_contacts)
1689 		wacom->num_contacts_left = current_num_contacts;
1690 
1691 	/* There are at most 5 contacts per packet */
1692 	contacts_to_send = min(5, wacom->num_contacts_left);
1693 
1694 	for (i = 0; i < contacts_to_send; i++) {
1695 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1696 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1697 		int id = get_unaligned_le16(&data[offset + 1]);
1698 		int slot = input_mt_get_slot_by_key(input, id);
1699 
1700 		if (slot < 0)
1701 			continue;
1702 
1703 		input_mt_slot(input, slot);
1704 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1705 		if (touch) {
1706 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1707 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1708 			input_report_abs(input, ABS_MT_POSITION_X, x);
1709 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1710 		}
1711 	}
1712 	input_mt_sync_frame(input);
1713 
1714 	wacom->num_contacts_left -= contacts_to_send;
1715 	if (wacom->num_contacts_left <= 0) {
1716 		wacom->num_contacts_left = 0;
1717 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1718 	}
1719 	return 1;
1720 }
1721 
1722 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1723 {
1724 	struct input_dev *input = wacom->touch_input;
1725 	unsigned char *data = wacom->data;
1726 	int i;
1727 
1728 	for (i = 0; i < 2; i++) {
1729 		int p = data[1] & (1 << i);
1730 		bool touch = p && report_touch_events(wacom);
1731 
1732 		input_mt_slot(input, i);
1733 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1734 		if (touch) {
1735 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1736 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1737 
1738 			input_report_abs(input, ABS_MT_POSITION_X, x);
1739 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1740 		}
1741 	}
1742 	input_mt_sync_frame(input);
1743 
1744 	/* keep touch state for pen event */
1745 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1746 
1747 	return 1;
1748 }
1749 
1750 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1751 {
1752 	unsigned char *data = wacom->data;
1753 	struct input_dev *input = wacom->touch_input;
1754 	bool prox = report_touch_events(wacom);
1755 	int x = 0, y = 0;
1756 
1757 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1758 		return 0;
1759 
1760 	if (len == WACOM_PKGLEN_TPC1FG) {
1761 		prox = prox && (data[0] & 0x01);
1762 		x = get_unaligned_le16(&data[1]);
1763 		y = get_unaligned_le16(&data[3]);
1764 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1765 		prox = prox && (data[2] & 0x01);
1766 		x = get_unaligned_le16(&data[3]);
1767 		y = get_unaligned_le16(&data[5]);
1768 	} else {
1769 		prox = prox && (data[1] & 0x01);
1770 		x = le16_to_cpup((__le16 *)&data[2]);
1771 		y = le16_to_cpup((__le16 *)&data[4]);
1772 	}
1773 
1774 	if (prox) {
1775 		input_report_abs(input, ABS_X, x);
1776 		input_report_abs(input, ABS_Y, y);
1777 	}
1778 	input_report_key(input, BTN_TOUCH, prox);
1779 
1780 	/* keep touch state for pen events */
1781 	wacom->shared->touch_down = prox;
1782 
1783 	return 1;
1784 }
1785 
1786 static int wacom_tpc_pen(struct wacom_wac *wacom)
1787 {
1788 	unsigned char *data = wacom->data;
1789 	struct input_dev *input = wacom->pen_input;
1790 	bool prox = data[1] & 0x20;
1791 
1792 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1793 		/* Going into proximity select tool */
1794 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1795 
1796 	/* keep pen state for touch events */
1797 	wacom->shared->stylus_in_proximity = prox;
1798 
1799 	/* send pen events only when touch is up or forced out
1800 	 * or touch arbitration is off
1801 	 */
1802 	if (!delay_pen_events(wacom)) {
1803 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1804 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1805 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1806 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1807 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1808 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1809 		input_report_key(input, wacom->tool[0], prox);
1810 		return 1;
1811 	}
1812 
1813 	return 0;
1814 }
1815 
1816 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1817 {
1818 	unsigned char *data = wacom->data;
1819 
1820 	if (wacom->pen_input) {
1821 		dev_dbg(wacom->pen_input->dev.parent,
1822 			"%s: received report #%d\n", __func__, data[0]);
1823 
1824 		if (len == WACOM_PKGLEN_PENABLED ||
1825 		    data[0] == WACOM_REPORT_PENABLED)
1826 			return wacom_tpc_pen(wacom);
1827 	}
1828 	else if (wacom->touch_input) {
1829 		dev_dbg(wacom->touch_input->dev.parent,
1830 			"%s: received report #%d\n", __func__, data[0]);
1831 
1832 		switch (len) {
1833 		case WACOM_PKGLEN_TPC1FG:
1834 			return wacom_tpc_single_touch(wacom, len);
1835 
1836 		case WACOM_PKGLEN_TPC2FG:
1837 			return wacom_tpc_mt_touch(wacom);
1838 
1839 		default:
1840 			switch (data[0]) {
1841 			case WACOM_REPORT_TPC1FG:
1842 			case WACOM_REPORT_TPCHID:
1843 			case WACOM_REPORT_TPCST:
1844 			case WACOM_REPORT_TPC1FGE:
1845 				return wacom_tpc_single_touch(wacom, len);
1846 
1847 			case WACOM_REPORT_TPCMT:
1848 			case WACOM_REPORT_TPCMT2:
1849 				return wacom_mt_touch(wacom);
1850 
1851 			}
1852 		}
1853 	}
1854 
1855 	return 0;
1856 }
1857 
1858 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1859 				 int value, int num, int denom)
1860 {
1861 	struct input_absinfo *abs = &input->absinfo[usage->code];
1862 	int range = (abs->maximum - abs->minimum + 1);
1863 
1864 	value += num*range/denom;
1865 	if (value > abs->maximum)
1866 		value -= range;
1867 	else if (value < abs->minimum)
1868 		value += range;
1869 	return value;
1870 }
1871 
1872 int wacom_equivalent_usage(int usage)
1873 {
1874 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1875 		int subpage = (usage & 0xFF00) << 8;
1876 		int subusage = (usage & 0xFF);
1877 
1878 		if (subpage == WACOM_HID_SP_PAD ||
1879 		    subpage == WACOM_HID_SP_BUTTON ||
1880 		    subpage == WACOM_HID_SP_DIGITIZER ||
1881 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1882 		    usage == WACOM_HID_WD_SENSE ||
1883 		    usage == WACOM_HID_WD_SERIALHI ||
1884 		    usage == WACOM_HID_WD_TOOLTYPE ||
1885 		    usage == WACOM_HID_WD_DISTANCE ||
1886 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1887 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1888 		    usage == WACOM_HID_WD_TOUCHRING ||
1889 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1890 		    usage == WACOM_HID_WD_REPORT_VALID ||
1891 		    usage == WACOM_HID_WD_BARRELSWITCH3 ||
1892 		    usage == WACOM_HID_WD_SEQUENCENUMBER) {
1893 			return usage;
1894 		}
1895 
1896 		if (subpage == HID_UP_UNDEFINED)
1897 			subpage = HID_UP_DIGITIZER;
1898 
1899 		return subpage | subusage;
1900 	}
1901 
1902 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1903 		int subpage = (usage & 0xFF00) << 8;
1904 		int subusage = (usage & 0xFF);
1905 
1906 		if (usage == WACOM_HID_WT_REPORT_VALID)
1907 			return usage;
1908 
1909 		if (subpage == HID_UP_UNDEFINED)
1910 			subpage = WACOM_HID_SP_DIGITIZER;
1911 
1912 		return subpage | subusage;
1913 	}
1914 
1915 	return usage;
1916 }
1917 
1918 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1919 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1920 {
1921 	struct wacom *wacom = input_get_drvdata(input);
1922 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1923 	struct wacom_features *features = &wacom_wac->features;
1924 	int fmin = field->logical_minimum;
1925 	int fmax = field->logical_maximum;
1926 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1927 	int resolution_code = code;
1928 	int resolution = hidinput_calc_abs_res(field, resolution_code);
1929 
1930 	if (equivalent_usage == HID_DG_TWIST) {
1931 		resolution_code = ABS_RZ;
1932 	}
1933 
1934 	if (equivalent_usage == HID_GD_X) {
1935 		fmin += features->offset_left;
1936 		fmax -= features->offset_right;
1937 	}
1938 	if (equivalent_usage == HID_GD_Y) {
1939 		fmin += features->offset_top;
1940 		fmax -= features->offset_bottom;
1941 	}
1942 
1943 	usage->type = type;
1944 	usage->code = code;
1945 
1946 	switch (type) {
1947 	case EV_ABS:
1948 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1949 
1950 		/* older tablet may miss physical usage */
1951 		if ((code == ABS_X || code == ABS_Y) && !resolution) {
1952 			resolution = WACOM_INTUOS_RES;
1953 			hid_warn(input,
1954 				 "Wacom usage (%d) missing resolution \n",
1955 				 code);
1956 		}
1957 		input_abs_set_res(input, code, resolution);
1958 		break;
1959 	case EV_KEY:
1960 	case EV_MSC:
1961 	case EV_SW:
1962 		input_set_capability(input, type, code);
1963 		break;
1964 	}
1965 }
1966 
1967 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1968 		struct hid_field *field, struct hid_usage *usage)
1969 {
1970 	return;
1971 }
1972 
1973 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1974 		struct hid_usage *usage, __s32 value)
1975 {
1976 	struct wacom *wacom = hid_get_drvdata(hdev);
1977 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1978 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1979 
1980 	switch (equivalent_usage) {
1981 	case HID_DG_BATTERYSTRENGTH:
1982 		if (value == 0) {
1983 			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1984 		}
1985 		else {
1986 			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1987 			wacom_wac->hid_data.battery_capacity = value;
1988 			wacom_wac->hid_data.bat_connected = 1;
1989 			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1990 		}
1991 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1992 		break;
1993 	case WACOM_HID_WD_BATTERY_LEVEL:
1994 		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1995 		wacom_wac->hid_data.battery_capacity = value;
1996 		wacom_wac->hid_data.bat_connected = 1;
1997 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1998 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1999 		break;
2000 	case WACOM_HID_WD_BATTERY_CHARGING:
2001 		wacom_wac->hid_data.bat_charging = value;
2002 		wacom_wac->hid_data.ps_connected = value;
2003 		wacom_wac->hid_data.bat_connected = 1;
2004 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
2005 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
2006 		break;
2007 	}
2008 }
2009 
2010 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
2011 		struct hid_report *report)
2012 {
2013 	return;
2014 }
2015 
2016 static void wacom_wac_battery_report(struct hid_device *hdev,
2017 		struct hid_report *report)
2018 {
2019 	struct wacom *wacom = hid_get_drvdata(hdev);
2020 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2021 
2022 	int status = wacom_wac->hid_data.bat_status;
2023 	int capacity = wacom_wac->hid_data.battery_capacity;
2024 	bool charging = wacom_wac->hid_data.bat_charging;
2025 	bool connected = wacom_wac->hid_data.bat_connected;
2026 	bool powered = wacom_wac->hid_data.ps_connected;
2027 
2028 	wacom_notify_battery(wacom_wac, status, capacity, charging,
2029 			     connected, powered);
2030 }
2031 
2032 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
2033 		struct hid_field *field, struct hid_usage *usage)
2034 {
2035 	struct wacom *wacom = hid_get_drvdata(hdev);
2036 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2037 	struct wacom_features *features = &wacom_wac->features;
2038 	struct input_dev *input = wacom_wac->pad_input;
2039 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2040 
2041 	switch (equivalent_usage) {
2042 	case WACOM_HID_WD_ACCELEROMETER_X:
2043 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2044 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2045 		features->device_type |= WACOM_DEVICETYPE_PAD;
2046 		break;
2047 	case WACOM_HID_WD_ACCELEROMETER_Y:
2048 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2049 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2050 		features->device_type |= WACOM_DEVICETYPE_PAD;
2051 		break;
2052 	case WACOM_HID_WD_ACCELEROMETER_Z:
2053 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2054 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2055 		features->device_type |= WACOM_DEVICETYPE_PAD;
2056 		break;
2057 	case WACOM_HID_WD_BUTTONCENTER:
2058 	case WACOM_HID_WD_BUTTONHOME:
2059 	case WACOM_HID_WD_BUTTONUP:
2060 	case WACOM_HID_WD_BUTTONDOWN:
2061 	case WACOM_HID_WD_BUTTONLEFT:
2062 	case WACOM_HID_WD_BUTTONRIGHT:
2063 		wacom_map_usage(input, usage, field, EV_KEY,
2064 				wacom_numbered_button_to_key(features->numbered_buttons),
2065 				0);
2066 		features->numbered_buttons++;
2067 		features->device_type |= WACOM_DEVICETYPE_PAD;
2068 		break;
2069 	case WACOM_HID_WD_MUTE_DEVICE:
2070 		/* softkey touch switch */
2071 		wacom_wac->is_soft_touch_switch = true;
2072 		fallthrough;
2073 	case WACOM_HID_WD_TOUCHONOFF:
2074 		/*
2075 		 * These two usages, which are used to mute touch events, come
2076 		 * from the pad packet, but are reported on the touch
2077 		 * interface. Because the touch interface may not have
2078 		 * been created yet, we cannot call wacom_map_usage(). In
2079 		 * order to process the usages when we receive them, we set
2080 		 * the usage type and code directly.
2081 		 */
2082 		wacom_wac->has_mute_touch_switch = true;
2083 		usage->type = EV_SW;
2084 		usage->code = SW_MUTE_DEVICE;
2085 		break;
2086 	case WACOM_HID_WD_TOUCHSTRIP:
2087 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2088 		features->device_type |= WACOM_DEVICETYPE_PAD;
2089 		break;
2090 	case WACOM_HID_WD_TOUCHSTRIP2:
2091 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2092 		features->device_type |= WACOM_DEVICETYPE_PAD;
2093 		break;
2094 	case WACOM_HID_WD_TOUCHRING:
2095 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2096 		features->device_type |= WACOM_DEVICETYPE_PAD;
2097 		break;
2098 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2099 		/*
2100 		 * Only set up type/code association. Completely mapping
2101 		 * this usage may overwrite the axis resolution and range.
2102 		 */
2103 		usage->type = EV_ABS;
2104 		usage->code = ABS_WHEEL;
2105 		set_bit(EV_ABS, input->evbit);
2106 		features->device_type |= WACOM_DEVICETYPE_PAD;
2107 		break;
2108 	case WACOM_HID_WD_BUTTONCONFIG:
2109 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2110 		features->device_type |= WACOM_DEVICETYPE_PAD;
2111 		break;
2112 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2113 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2114 		features->device_type |= WACOM_DEVICETYPE_PAD;
2115 		break;
2116 	case WACOM_HID_WD_CONTROLPANEL:
2117 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2118 		features->device_type |= WACOM_DEVICETYPE_PAD;
2119 		break;
2120 	case WACOM_HID_WD_MODE_CHANGE:
2121 		/* do not overwrite previous data */
2122 		if (!wacom_wac->has_mode_change) {
2123 			wacom_wac->has_mode_change = true;
2124 			wacom_wac->is_direct_mode = true;
2125 		}
2126 		features->device_type |= WACOM_DEVICETYPE_PAD;
2127 		break;
2128 	}
2129 
2130 	switch (equivalent_usage & 0xfffffff0) {
2131 	case WACOM_HID_WD_EXPRESSKEY00:
2132 		wacom_map_usage(input, usage, field, EV_KEY,
2133 				wacom_numbered_button_to_key(features->numbered_buttons),
2134 				0);
2135 		features->numbered_buttons++;
2136 		features->device_type |= WACOM_DEVICETYPE_PAD;
2137 		break;
2138 	}
2139 }
2140 
2141 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2142 		struct hid_usage *usage, __s32 value)
2143 {
2144 	struct wacom *wacom = hid_get_drvdata(hdev);
2145 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2146 	struct input_dev *input = wacom_wac->pad_input;
2147 	struct wacom_features *features = &wacom_wac->features;
2148 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2149 	int i;
2150 	bool do_report = false;
2151 
2152 	/*
2153 	 * Avoid reporting this event and setting inrange_state if this usage
2154 	 * hasn't been mapped.
2155 	 */
2156 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2157 		return;
2158 
2159 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2160 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
2161 			wacom_wac->hid_data.inrange_state |= value;
2162 	}
2163 
2164 	/* Process touch switch state first since it is reported through touch interface,
2165 	 * which is indepentent of pad interface. In the case when there are no other pad
2166 	 * events, the pad interface will not even be created.
2167 	 */
2168 	if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2169 	   (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2170 		if (wacom_wac->shared->touch_input) {
2171 			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2172 
2173 			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2174 				*is_touch_on = !(*is_touch_on);
2175 			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2176 				*is_touch_on = value;
2177 
2178 			input_report_switch(wacom_wac->shared->touch_input,
2179 					    SW_MUTE_DEVICE, !(*is_touch_on));
2180 			input_sync(wacom_wac->shared->touch_input);
2181 		}
2182 		return;
2183 	}
2184 
2185 	if (!input)
2186 		return;
2187 
2188 	switch (equivalent_usage) {
2189 	case WACOM_HID_WD_TOUCHRING:
2190 		/*
2191 		 * Userspace expects touchrings to increase in value with
2192 		 * clockwise gestures and have their zero point at the
2193 		 * tablet's left. HID events "should" be clockwise-
2194 		 * increasing and zero at top, though the MobileStudio
2195 		 * Pro and 2nd-gen Intuos Pro don't do this...
2196 		 */
2197 		if (hdev->vendor == 0x56a &&
2198 		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2199 		     hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2200 		     hdev->product == 0x392 ||				  /* Intuos Pro 2 */
2201 		     hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2202 		     hdev->product == 0x3AA)) {				  /* MobileStudio Pro */
2203 			value = (field->logical_maximum - value);
2204 
2205 			if (hdev->product == 0x357 || hdev->product == 0x358 ||
2206 			    hdev->product == 0x392)
2207 				value = wacom_offset_rotation(input, usage, value, 3, 16);
2208 			else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2209 				 hdev->product == 0x398 || hdev->product == 0x399 ||
2210 				 hdev->product == 0x3AA)
2211 				value = wacom_offset_rotation(input, usage, value, 1, 2);
2212 		}
2213 		else {
2214 			value = wacom_offset_rotation(input, usage, value, 1, 4);
2215 		}
2216 		do_report = true;
2217 		break;
2218 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2219 		if (!value)
2220 			input_event(input, usage->type, usage->code, 0);
2221 		break;
2222 
2223 	case WACOM_HID_WD_MODE_CHANGE:
2224 		if (wacom_wac->is_direct_mode != value) {
2225 			wacom_wac->is_direct_mode = value;
2226 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2227 		}
2228 		break;
2229 
2230 	case WACOM_HID_WD_BUTTONCENTER:
2231 		for (i = 0; i < wacom->led.count; i++)
2232 			wacom_update_led(wacom, features->numbered_buttons,
2233 					 value, i);
2234 		fallthrough;
2235 	default:
2236 		do_report = true;
2237 		break;
2238 	}
2239 
2240 	if (do_report) {
2241 		input_event(input, usage->type, usage->code, value);
2242 		if (value)
2243 			wacom_wac->hid_data.pad_input_event_flag = true;
2244 	}
2245 }
2246 
2247 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2248 		struct hid_report *report)
2249 {
2250 	struct wacom *wacom = hid_get_drvdata(hdev);
2251 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2252 
2253 	wacom_wac->hid_data.inrange_state = 0;
2254 }
2255 
2256 static void wacom_wac_pad_report(struct hid_device *hdev,
2257 		struct hid_report *report, struct hid_field *field)
2258 {
2259 	struct wacom *wacom = hid_get_drvdata(hdev);
2260 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2261 	struct input_dev *input = wacom_wac->pad_input;
2262 	bool active = wacom_wac->hid_data.inrange_state != 0;
2263 
2264 	/* report prox for expresskey events */
2265 	if (wacom_wac->hid_data.pad_input_event_flag) {
2266 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2267 		input_sync(input);
2268 		if (!active)
2269 			wacom_wac->hid_data.pad_input_event_flag = false;
2270 	}
2271 }
2272 
2273 static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2274 {
2275 	struct input_dev *input = wacom_wac->pen_input;
2276 	struct wacom_features *features = &wacom_wac->features;
2277 
2278 	if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2279 	    wacom_wac->hid_data.barrelswitch &&
2280 	    wacom_wac->hid_data.barrelswitch2 &&
2281 	    wacom_wac->hid_data.serialhi &&
2282 	    !wacom_wac->hid_data.barrelswitch3) {
2283 		input_set_capability(input, EV_KEY, BTN_STYLUS3);
2284 		features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2285 	}
2286 }
2287 
2288 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2289 		struct hid_field *field, struct hid_usage *usage)
2290 {
2291 	struct wacom *wacom = hid_get_drvdata(hdev);
2292 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2293 	struct wacom_features *features = &wacom_wac->features;
2294 	struct input_dev *input = wacom_wac->pen_input;
2295 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2296 
2297 	switch (equivalent_usage) {
2298 	case HID_GD_X:
2299 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2300 		break;
2301 	case HID_GD_Y:
2302 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2303 		break;
2304 	case WACOM_HID_WD_DISTANCE:
2305 	case HID_GD_Z:
2306 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2307 		break;
2308 	case HID_DG_TIPPRESSURE:
2309 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2310 		break;
2311 	case HID_DG_INRANGE:
2312 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2313 		break;
2314 	case HID_DG_INVERT:
2315 		wacom_map_usage(input, usage, field, EV_KEY,
2316 				BTN_TOOL_RUBBER, 0);
2317 		break;
2318 	case HID_DG_TILT_X:
2319 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2320 		break;
2321 	case HID_DG_TILT_Y:
2322 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2323 		break;
2324 	case HID_DG_TWIST:
2325 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2326 		break;
2327 	case HID_DG_ERASER:
2328 		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2329 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2330 		break;
2331 	case HID_DG_TIPSWITCH:
2332 		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2333 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2334 		break;
2335 	case HID_DG_BARRELSWITCH:
2336 		wacom_wac->hid_data.barrelswitch = true;
2337 		wacom_set_barrel_switch3_usage(wacom_wac);
2338 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2339 		break;
2340 	case HID_DG_BARRELSWITCH2:
2341 		wacom_wac->hid_data.barrelswitch2 = true;
2342 		wacom_set_barrel_switch3_usage(wacom_wac);
2343 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2344 		break;
2345 	case HID_DG_TOOLSERIALNUMBER:
2346 		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2347 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2348 		break;
2349 	case HID_DG_SCANTIME:
2350 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2351 		break;
2352 	case WACOM_HID_WD_SENSE:
2353 		features->quirks |= WACOM_QUIRK_SENSE;
2354 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2355 		break;
2356 	case WACOM_HID_WD_SERIALHI:
2357 		wacom_wac->hid_data.serialhi = true;
2358 		wacom_set_barrel_switch3_usage(wacom_wac);
2359 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2360 		break;
2361 	case WACOM_HID_WD_FINGERWHEEL:
2362 		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2363 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2364 		break;
2365 	case WACOM_HID_WD_BARRELSWITCH3:
2366 		wacom_wac->hid_data.barrelswitch3 = true;
2367 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2368 		features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2369 		break;
2370 	}
2371 }
2372 
2373 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2374 		struct hid_usage *usage, __s32 value)
2375 {
2376 	struct wacom *wacom = hid_get_drvdata(hdev);
2377 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2378 	struct wacom_features *features = &wacom_wac->features;
2379 	struct input_dev *input = wacom_wac->pen_input;
2380 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2381 
2382 	if (wacom_wac->is_invalid_bt_frame)
2383 		return;
2384 
2385 	switch (equivalent_usage) {
2386 	case HID_GD_Z:
2387 		/*
2388 		 * HID_GD_Z "should increase as the control's position is
2389 		 * moved from high to low", while ABS_DISTANCE instead
2390 		 * increases in value as the tool moves from low to high.
2391 		 */
2392 		value = field->logical_maximum - value;
2393 		break;
2394 	case HID_DG_INRANGE:
2395 		mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2396 		wacom_wac->hid_data.inrange_state = value;
2397 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2398 			wacom_wac->hid_data.sense_state = value;
2399 		return;
2400 	case HID_DG_INVERT:
2401 		wacom_wac->hid_data.invert_state = value;
2402 		return;
2403 	case HID_DG_ERASER:
2404 	case HID_DG_TIPSWITCH:
2405 		wacom_wac->hid_data.tipswitch |= value;
2406 		return;
2407 	case HID_DG_BARRELSWITCH:
2408 		wacom_wac->hid_data.barrelswitch = value;
2409 		return;
2410 	case HID_DG_BARRELSWITCH2:
2411 		wacom_wac->hid_data.barrelswitch2 = value;
2412 		return;
2413 	case HID_DG_TOOLSERIALNUMBER:
2414 		if (value) {
2415 			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2416 			wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2417 		}
2418 		return;
2419 	case HID_DG_TWIST:
2420 		/* don't modify the value if the pen doesn't support the feature */
2421 		if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2422 
2423 		/*
2424 		 * Userspace expects pen twist to have its zero point when
2425 		 * the buttons/finger is on the tablet's left. HID values
2426 		 * are zero when buttons are toward the top.
2427 		 */
2428 		value = wacom_offset_rotation(input, usage, value, 1, 4);
2429 		break;
2430 	case WACOM_HID_WD_SENSE:
2431 		wacom_wac->hid_data.sense_state = value;
2432 		return;
2433 	case WACOM_HID_WD_SERIALHI:
2434 		if (value) {
2435 			__u32 raw_value = wacom_s32tou(value, field->report_size);
2436 
2437 			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2438 			wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2439 			/*
2440 			 * Non-USI EMR devices may contain additional tool type
2441 			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2442 			 * more details.
2443 			 */
2444 			if (value >> 20 == 1) {
2445 				wacom_wac->id[0] |= raw_value & 0xFFFFF;
2446 			}
2447 		}
2448 		return;
2449 	case WACOM_HID_WD_TOOLTYPE:
2450 		/*
2451 		 * Some devices (MobileStudio Pro, and possibly later
2452 		 * devices as well) do not return the complete tool
2453 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2454 		 * bitwise OR so the complete value can be built
2455 		 * up over time :(
2456 		 */
2457 		wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2458 		return;
2459 	case WACOM_HID_WD_OFFSETLEFT:
2460 		if (features->offset_left && value != features->offset_left)
2461 			hid_warn(hdev, "%s: overriding existing left offset "
2462 				 "%d -> %d\n", __func__, value,
2463 				 features->offset_left);
2464 		features->offset_left = value;
2465 		return;
2466 	case WACOM_HID_WD_OFFSETRIGHT:
2467 		if (features->offset_right && value != features->offset_right)
2468 			hid_warn(hdev, "%s: overriding existing right offset "
2469 				 "%d -> %d\n", __func__, value,
2470 				 features->offset_right);
2471 		features->offset_right = value;
2472 		return;
2473 	case WACOM_HID_WD_OFFSETTOP:
2474 		if (features->offset_top && value != features->offset_top)
2475 			hid_warn(hdev, "%s: overriding existing top offset "
2476 				 "%d -> %d\n", __func__, value,
2477 				 features->offset_top);
2478 		features->offset_top = value;
2479 		return;
2480 	case WACOM_HID_WD_OFFSETBOTTOM:
2481 		if (features->offset_bottom && value != features->offset_bottom)
2482 			hid_warn(hdev, "%s: overriding existing bottom offset "
2483 				 "%d -> %d\n", __func__, value,
2484 				 features->offset_bottom);
2485 		features->offset_bottom = value;
2486 		return;
2487 	case WACOM_HID_WD_REPORT_VALID:
2488 		wacom_wac->is_invalid_bt_frame = !value;
2489 		return;
2490 	case WACOM_HID_WD_BARRELSWITCH3:
2491 		wacom_wac->hid_data.barrelswitch3 = value;
2492 		return;
2493 	case WACOM_HID_WD_SEQUENCENUMBER:
2494 		if (wacom_wac->hid_data.sequence_number != value)
2495 			hid_warn(hdev, "Dropped %hu packets", (unsigned short)(value - wacom_wac->hid_data.sequence_number));
2496 		wacom_wac->hid_data.sequence_number = value + 1;
2497 		return;
2498 	}
2499 
2500 	/* send pen events only when touch is up or forced out
2501 	 * or touch arbitration is off
2502 	 */
2503 	if (!usage->type || delay_pen_events(wacom_wac))
2504 		return;
2505 
2506 	/* send pen events only when the pen is in range */
2507 	if (wacom_wac->hid_data.inrange_state)
2508 		input_event(input, usage->type, usage->code, value);
2509 	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2510 		input_event(input, usage->type, usage->code, 0);
2511 }
2512 
2513 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2514 		struct hid_report *report)
2515 {
2516 	struct wacom *wacom = hid_get_drvdata(hdev);
2517 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2518 
2519 	wacom_wac->is_invalid_bt_frame = false;
2520 	return;
2521 }
2522 
2523 static void wacom_wac_pen_report(struct hid_device *hdev,
2524 		struct hid_report *report)
2525 {
2526 	struct wacom *wacom = hid_get_drvdata(hdev);
2527 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2528 	struct input_dev *input = wacom_wac->pen_input;
2529 	bool range = wacom_wac->hid_data.inrange_state;
2530 	bool sense = wacom_wac->hid_data.sense_state;
2531 
2532 	if (wacom_wac->is_invalid_bt_frame)
2533 		return;
2534 
2535 	if (!wacom_wac->tool[0] && range) { /* first in range */
2536 		/* Going into range select tool */
2537 		if (wacom_wac->hid_data.invert_state)
2538 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2539 		else if (wacom_wac->id[0])
2540 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2541 		else
2542 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2543 	}
2544 
2545 	/* keep pen state for touch events */
2546 	wacom_wac->shared->stylus_in_proximity = sense;
2547 
2548 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2549 		int id = wacom_wac->id[0];
2550 		if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2551 			int sw_state = wacom_wac->hid_data.barrelswitch |
2552 				       (wacom_wac->hid_data.barrelswitch2 << 1);
2553 			wacom_wac->hid_data.barrelswitch = sw_state == 1;
2554 			wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2555 			wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2556 		}
2557 		input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2558 		input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2559 		input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2560 
2561 		/*
2562 		 * Non-USI EMR tools should have their IDs mangled to
2563 		 * match the legacy behavior of wacom_intuos_general
2564 		 */
2565 		if (wacom_wac->serial[0] >> 52 == 1)
2566 			id = wacom_intuos_id_mangle(id);
2567 
2568 		/*
2569 		 * To ensure compatibility with xf86-input-wacom, we should
2570 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2571 		 * MSC_SERIAL events.
2572 		 */
2573 		input_report_key(input, BTN_TOUCH,
2574 				wacom_wac->hid_data.tipswitch);
2575 		input_report_key(input, wacom_wac->tool[0], sense);
2576 		if (wacom_wac->serial[0]) {
2577 			input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]);
2578 			input_report_abs(input, ABS_MISC, sense ? id : 0);
2579 		}
2580 
2581 		wacom_wac->hid_data.tipswitch = false;
2582 
2583 		input_sync(input);
2584 	}
2585 
2586 	if (!sense) {
2587 		wacom_wac->tool[0] = 0;
2588 		wacom_wac->id[0] = 0;
2589 		wacom_wac->serial[0] = 0;
2590 	}
2591 }
2592 
2593 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2594 		struct hid_field *field, struct hid_usage *usage)
2595 {
2596 	struct wacom *wacom = hid_get_drvdata(hdev);
2597 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2598 	struct input_dev *input = wacom_wac->touch_input;
2599 	unsigned touch_max = wacom_wac->features.touch_max;
2600 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2601 
2602 	switch (equivalent_usage) {
2603 	case HID_GD_X:
2604 		if (touch_max == 1)
2605 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2606 		else
2607 			wacom_map_usage(input, usage, field, EV_ABS,
2608 					ABS_MT_POSITION_X, 4);
2609 		break;
2610 	case HID_GD_Y:
2611 		if (touch_max == 1)
2612 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2613 		else
2614 			wacom_map_usage(input, usage, field, EV_ABS,
2615 					ABS_MT_POSITION_Y, 4);
2616 		break;
2617 	case HID_DG_WIDTH:
2618 	case HID_DG_HEIGHT:
2619 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2620 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2621 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2622 		break;
2623 	case HID_DG_TIPSWITCH:
2624 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2625 		break;
2626 	case HID_DG_CONTACTCOUNT:
2627 		wacom_wac->hid_data.cc_report = field->report->id;
2628 		wacom_wac->hid_data.cc_index = field->index;
2629 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2630 		break;
2631 	case HID_DG_CONTACTID:
2632 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2633 			/*
2634 			 * The HID descriptor for G11 sensors leaves logical
2635 			 * maximum set to '1' despite it being a multitouch
2636 			 * device. Override to a sensible number.
2637 			 */
2638 			field->logical_maximum = 255;
2639 		}
2640 		break;
2641 	case HID_DG_SCANTIME:
2642 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2643 		break;
2644 	}
2645 }
2646 
2647 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2648 		struct input_dev *input)
2649 {
2650 	struct hid_data *hid_data = &wacom_wac->hid_data;
2651 	bool mt = wacom_wac->features.touch_max > 1;
2652 	bool touch_down = hid_data->tipswitch && hid_data->confidence;
2653 	bool prox = touch_down && report_touch_events(wacom_wac);
2654 
2655 	if (touch_is_muted(wacom_wac)) {
2656 		if (!wacom_wac->shared->touch_down)
2657 			return;
2658 		prox = false;
2659 	}
2660 
2661 	wacom_wac->hid_data.num_received++;
2662 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2663 		return;
2664 
2665 	if (mt) {
2666 		int slot;
2667 
2668 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2669 		if (slot < 0) {
2670 			return;
2671 		} else {
2672 			struct input_mt_slot *ps = &input->mt->slots[slot];
2673 			int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2674 
2675 			if (!prox && mt_id < 0) {
2676 				// No data to send for this slot; short-circuit
2677 				return;
2678 			}
2679 		}
2680 
2681 		input_mt_slot(input, slot);
2682 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2683 	}
2684 	else {
2685 		input_report_key(input, BTN_TOUCH, prox);
2686 	}
2687 
2688 	if (prox) {
2689 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2690 				 hid_data->x);
2691 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2692 				 hid_data->y);
2693 
2694 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2695 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2696 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2697 			if (hid_data->width != hid_data->height)
2698 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2699 		}
2700 	}
2701 }
2702 
2703 static void wacom_wac_finger_event(struct hid_device *hdev,
2704 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2705 {
2706 	struct wacom *wacom = hid_get_drvdata(hdev);
2707 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2708 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2709 	struct wacom_features *features = &wacom->wacom_wac.features;
2710 
2711 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2712 		return;
2713 
2714 	if (wacom_wac->is_invalid_bt_frame)
2715 		return;
2716 
2717 	switch (equivalent_usage) {
2718 	case HID_DG_CONFIDENCE:
2719 		wacom_wac->hid_data.confidence = value;
2720 		break;
2721 	case HID_GD_X:
2722 		wacom_wac->hid_data.x = value;
2723 		break;
2724 	case HID_GD_Y:
2725 		wacom_wac->hid_data.y = value;
2726 		break;
2727 	case HID_DG_WIDTH:
2728 		wacom_wac->hid_data.width = value;
2729 		break;
2730 	case HID_DG_HEIGHT:
2731 		wacom_wac->hid_data.height = value;
2732 		break;
2733 	case HID_DG_CONTACTID:
2734 		wacom_wac->hid_data.id = value;
2735 		break;
2736 	case HID_DG_TIPSWITCH:
2737 		wacom_wac->hid_data.tipswitch = value;
2738 		break;
2739 	case WACOM_HID_WT_REPORT_VALID:
2740 		wacom_wac->is_invalid_bt_frame = !value;
2741 		return;
2742 	case HID_DG_CONTACTMAX:
2743 		if (!features->touch_max) {
2744 			features->touch_max = value;
2745 		} else {
2746 			hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2747 				 "%d -> %d\n", __func__, features->touch_max, value);
2748 		}
2749 		return;
2750 	}
2751 
2752 	if (usage->usage_index + 1 == field->report_count) {
2753 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2754 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2755 	}
2756 }
2757 
2758 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2759 		struct hid_report *report)
2760 {
2761 	struct wacom *wacom = hid_get_drvdata(hdev);
2762 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2763 	struct hid_data* hid_data = &wacom_wac->hid_data;
2764 	int i;
2765 
2766 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2767 		return;
2768 
2769 	wacom_wac->is_invalid_bt_frame = false;
2770 
2771 	hid_data->confidence = true;
2772 
2773 	hid_data->cc_report = 0;
2774 	hid_data->cc_index = -1;
2775 	hid_data->cc_value_index = -1;
2776 
2777 	for (i = 0; i < report->maxfield; i++) {
2778 		struct hid_field *field = report->field[i];
2779 		int j;
2780 
2781 		for (j = 0; j < field->maxusage; j++) {
2782 			struct hid_usage *usage = &field->usage[j];
2783 			unsigned int equivalent_usage =
2784 				wacom_equivalent_usage(usage->hid);
2785 
2786 			switch (equivalent_usage) {
2787 			case HID_GD_X:
2788 			case HID_GD_Y:
2789 			case HID_DG_WIDTH:
2790 			case HID_DG_HEIGHT:
2791 			case HID_DG_CONTACTID:
2792 			case HID_DG_INRANGE:
2793 			case HID_DG_INVERT:
2794 			case HID_DG_TIPSWITCH:
2795 				hid_data->last_slot_field = equivalent_usage;
2796 				break;
2797 			case HID_DG_CONTACTCOUNT:
2798 				hid_data->cc_report = report->id;
2799 				hid_data->cc_index = i;
2800 				hid_data->cc_value_index = j;
2801 				break;
2802 			}
2803 		}
2804 	}
2805 
2806 	if (hid_data->cc_report != 0 &&
2807 	    hid_data->cc_index >= 0) {
2808 		struct hid_field *field = report->field[hid_data->cc_index];
2809 		int value = field->value[hid_data->cc_value_index];
2810 		if (value) {
2811 			hid_data->num_expected = value;
2812 			hid_data->num_received = 0;
2813 		}
2814 	}
2815 	else {
2816 		hid_data->num_expected = wacom_wac->features.touch_max;
2817 		hid_data->num_received = 0;
2818 	}
2819 }
2820 
2821 static void wacom_wac_finger_report(struct hid_device *hdev,
2822 		struct hid_report *report)
2823 {
2824 	struct wacom *wacom = hid_get_drvdata(hdev);
2825 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2826 	struct input_dev *input = wacom_wac->touch_input;
2827 	unsigned touch_max = wacom_wac->features.touch_max;
2828 
2829 	/* if there was nothing to process, don't send an empty sync */
2830 	if (wacom_wac->hid_data.num_expected == 0)
2831 		return;
2832 
2833 	/* If more packets of data are expected, give us a chance to
2834 	 * process them rather than immediately syncing a partial
2835 	 * update.
2836 	 */
2837 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2838 		return;
2839 
2840 	if (touch_max > 1)
2841 		input_mt_sync_frame(input);
2842 
2843 	input_sync(input);
2844 	wacom_wac->hid_data.num_received = 0;
2845 	wacom_wac->hid_data.num_expected = 0;
2846 
2847 	/* keep touch state for pen event */
2848 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2849 }
2850 
2851 void wacom_wac_usage_mapping(struct hid_device *hdev,
2852 		struct hid_field *field, struct hid_usage *usage)
2853 {
2854 	struct wacom *wacom = hid_get_drvdata(hdev);
2855 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2856 	struct wacom_features *features = &wacom_wac->features;
2857 
2858 	if (WACOM_DIRECT_DEVICE(field))
2859 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2860 
2861 	/* usage tests must precede field tests */
2862 	if (WACOM_BATTERY_USAGE(usage))
2863 		wacom_wac_battery_usage_mapping(hdev, field, usage);
2864 	else if (WACOM_PAD_FIELD(field))
2865 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2866 	else if (WACOM_PEN_FIELD(field))
2867 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2868 	else if (WACOM_FINGER_FIELD(field))
2869 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2870 }
2871 
2872 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2873 		struct hid_usage *usage, __s32 value)
2874 {
2875 	struct wacom *wacom = hid_get_drvdata(hdev);
2876 
2877 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2878 		return;
2879 
2880 	if (value > field->logical_maximum || value < field->logical_minimum)
2881 		return;
2882 
2883 	/* usage tests must precede field tests */
2884 	if (WACOM_BATTERY_USAGE(usage))
2885 		wacom_wac_battery_event(hdev, field, usage, value);
2886 	else if (WACOM_PAD_FIELD(field))
2887 		wacom_wac_pad_event(hdev, field, usage, value);
2888 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2889 		wacom_wac_pen_event(hdev, field, usage, value);
2890 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2891 		wacom_wac_finger_event(hdev, field, usage, value);
2892 }
2893 
2894 static void wacom_report_events(struct hid_device *hdev,
2895 				struct hid_report *report, int collection_index,
2896 				int field_index)
2897 {
2898 	int r;
2899 
2900 	for (r = field_index; r < report->maxfield; r++) {
2901 		struct hid_field *field;
2902 		unsigned count, n;
2903 
2904 		field = report->field[r];
2905 		count = field->report_count;
2906 
2907 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2908 			continue;
2909 
2910 		for (n = 0 ; n < count; n++) {
2911 			if (field->usage[n].collection_index == collection_index)
2912 				wacom_wac_event(hdev, field, &field->usage[n],
2913 						field->value[n]);
2914 			else
2915 				return;
2916 		}
2917 	}
2918 }
2919 
2920 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2921 			 int collection_index, struct hid_field *field,
2922 			 int field_index)
2923 {
2924 	struct wacom *wacom = hid_get_drvdata(hdev);
2925 
2926 	wacom_report_events(hdev, report, collection_index, field_index);
2927 
2928 	/*
2929 	 * Non-input reports may be sent prior to the device being
2930 	 * completely initialized. Since only their events need
2931 	 * to be processed, exit after 'wacom_report_events' has
2932 	 * been called to prevent potential crashes in the report-
2933 	 * processing functions.
2934 	 */
2935 	if (report->type != HID_INPUT_REPORT)
2936 		return -1;
2937 
2938 	if (WACOM_PAD_FIELD(field))
2939 		return 0;
2940 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2941 		wacom_wac_pen_report(hdev, report);
2942 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2943 		wacom_wac_finger_report(hdev, report);
2944 
2945 	return 0;
2946 }
2947 
2948 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2949 {
2950 	struct wacom *wacom = hid_get_drvdata(hdev);
2951 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2952 	struct hid_field *field;
2953 	bool pad_in_hid_field = false, pen_in_hid_field = false,
2954 		finger_in_hid_field = false, true_pad = false;
2955 	int r;
2956 	int prev_collection = -1;
2957 
2958 	if (wacom_wac->features.type != HID_GENERIC)
2959 		return;
2960 
2961 	for (r = 0; r < report->maxfield; r++) {
2962 		field = report->field[r];
2963 
2964 		if (WACOM_PAD_FIELD(field))
2965 			pad_in_hid_field = true;
2966 		if (WACOM_PEN_FIELD(field))
2967 			pen_in_hid_field = true;
2968 		if (WACOM_FINGER_FIELD(field))
2969 			finger_in_hid_field = true;
2970 		if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
2971 			true_pad = true;
2972 	}
2973 
2974 	wacom_wac_battery_pre_report(hdev, report);
2975 
2976 	if (pad_in_hid_field && wacom->wacom_wac.pad_input)
2977 		wacom_wac_pad_pre_report(hdev, report);
2978 	if (pen_in_hid_field && wacom->wacom_wac.pen_input)
2979 		wacom_wac_pen_pre_report(hdev, report);
2980 	if (finger_in_hid_field && wacom->wacom_wac.touch_input)
2981 		wacom_wac_finger_pre_report(hdev, report);
2982 
2983 	for (r = 0; r < report->maxfield; r++) {
2984 		field = report->field[r];
2985 
2986 		if (field->usage[0].collection_index != prev_collection) {
2987 			if (wacom_wac_collection(hdev, report,
2988 				field->usage[0].collection_index, field, r) < 0)
2989 				return;
2990 			prev_collection = field->usage[0].collection_index;
2991 		}
2992 	}
2993 
2994 	wacom_wac_battery_report(hdev, report);
2995 
2996 	if (true_pad && wacom->wacom_wac.pad_input)
2997 		wacom_wac_pad_report(hdev, report, field);
2998 }
2999 
3000 static int wacom_bpt_touch(struct wacom_wac *wacom)
3001 {
3002 	struct wacom_features *features = &wacom->features;
3003 	struct input_dev *input = wacom->touch_input;
3004 	struct input_dev *pad_input = wacom->pad_input;
3005 	unsigned char *data = wacom->data;
3006 	int i;
3007 
3008 	if (data[0] != 0x02)
3009 	    return 0;
3010 
3011 	for (i = 0; i < 2; i++) {
3012 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
3013 		bool touch = report_touch_events(wacom)
3014 			   && (data[offset + 3] & 0x80);
3015 
3016 		input_mt_slot(input, i);
3017 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3018 		if (touch) {
3019 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
3020 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
3021 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
3022 				x <<= 5;
3023 				y <<= 5;
3024 			}
3025 			input_report_abs(input, ABS_MT_POSITION_X, x);
3026 			input_report_abs(input, ABS_MT_POSITION_Y, y);
3027 		}
3028 	}
3029 
3030 	input_mt_sync_frame(input);
3031 
3032 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3033 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3034 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3035 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3036 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3037 
3038 	return 1;
3039 }
3040 
3041 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3042 {
3043 	struct wacom_features *features = &wacom->features;
3044 	struct input_dev *input = wacom->touch_input;
3045 	bool touch = data[1] & 0x80;
3046 	int slot = input_mt_get_slot_by_key(input, data[0]);
3047 
3048 	if (slot < 0)
3049 		return;
3050 
3051 	touch = touch && report_touch_events(wacom);
3052 
3053 	input_mt_slot(input, slot);
3054 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3055 
3056 	if (touch) {
3057 		int x = (data[2] << 4) | (data[4] >> 4);
3058 		int y = (data[3] << 4) | (data[4] & 0x0f);
3059 		int width, height;
3060 
3061 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3062 			width  = data[5] * 100;
3063 			height = data[6] * 100;
3064 		} else {
3065 			/*
3066 			 * "a" is a scaled-down area which we assume is
3067 			 * roughly circular and which can be described as:
3068 			 * a=(pi*r^2)/C.
3069 			 */
3070 			int a = data[5];
3071 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3072 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3073 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3074 			height = width * y_res / x_res;
3075 		}
3076 
3077 		input_report_abs(input, ABS_MT_POSITION_X, x);
3078 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3079 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3080 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3081 	}
3082 }
3083 
3084 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3085 {
3086 	struct input_dev *input = wacom->pad_input;
3087 	struct wacom_features *features = &wacom->features;
3088 
3089 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3090 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3091 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3092 	} else {
3093 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3094 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3095 	}
3096 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3097 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3098 }
3099 
3100 static int wacom_bpt3_touch(struct wacom_wac *wacom)
3101 {
3102 	unsigned char *data = wacom->data;
3103 	int count = data[1] & 0x07;
3104 	int  touch_changed = 0, i;
3105 
3106 	if (data[0] != 0x02)
3107 	    return 0;
3108 
3109 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3110 	for (i = 0; i < count; i++) {
3111 		int offset = (8 * i) + 2;
3112 		int msg_id = data[offset];
3113 
3114 		if (msg_id >= 2 && msg_id <= 17) {
3115 			wacom_bpt3_touch_msg(wacom, data + offset);
3116 			touch_changed++;
3117 		} else if (msg_id == 128)
3118 			wacom_bpt3_button_msg(wacom, data + offset);
3119 
3120 	}
3121 
3122 	/* only update touch if we actually have a touchpad and touch data changed */
3123 	if (wacom->touch_input && touch_changed) {
3124 		input_mt_sync_frame(wacom->touch_input);
3125 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3126 	}
3127 
3128 	return 1;
3129 }
3130 
3131 static int wacom_bpt_pen(struct wacom_wac *wacom)
3132 {
3133 	struct wacom_features *features = &wacom->features;
3134 	struct input_dev *input = wacom->pen_input;
3135 	unsigned char *data = wacom->data;
3136 	int x = 0, y = 0, p = 0, d = 0;
3137 	bool pen = false, btn1 = false, btn2 = false;
3138 	bool range, prox, rdy;
3139 
3140 	if (data[0] != WACOM_REPORT_PENABLED)
3141 	    return 0;
3142 
3143 	range = (data[1] & 0x80) == 0x80;
3144 	prox = (data[1] & 0x40) == 0x40;
3145 	rdy = (data[1] & 0x20) == 0x20;
3146 
3147 	wacom->shared->stylus_in_proximity = range;
3148 	if (delay_pen_events(wacom))
3149 		return 0;
3150 
3151 	if (rdy) {
3152 		p = le16_to_cpup((__le16 *)&data[6]);
3153 		pen = data[1] & 0x01;
3154 		btn1 = data[1] & 0x02;
3155 		btn2 = data[1] & 0x04;
3156 	}
3157 	if (prox) {
3158 		x = le16_to_cpup((__le16 *)&data[2]);
3159 		y = le16_to_cpup((__le16 *)&data[4]);
3160 
3161 		if (data[1] & 0x08) {
3162 			wacom->tool[0] = BTN_TOOL_RUBBER;
3163 			wacom->id[0] = ERASER_DEVICE_ID;
3164 		} else {
3165 			wacom->tool[0] = BTN_TOOL_PEN;
3166 			wacom->id[0] = STYLUS_DEVICE_ID;
3167 		}
3168 		wacom->reporting_data = true;
3169 	}
3170 	if (range) {
3171 		/*
3172 		 * Convert distance from out prox to distance from tablet.
3173 		 * distance will be greater than distance_max once
3174 		 * touching and applying pressure; do not report negative
3175 		 * distance.
3176 		 */
3177 		if (data[8] <= features->distance_max)
3178 			d = features->distance_max - data[8];
3179 	} else {
3180 		wacom->id[0] = 0;
3181 	}
3182 
3183 	if (wacom->reporting_data) {
3184 		input_report_key(input, BTN_TOUCH, pen);
3185 		input_report_key(input, BTN_STYLUS, btn1);
3186 		input_report_key(input, BTN_STYLUS2, btn2);
3187 
3188 		if (prox || !range) {
3189 			input_report_abs(input, ABS_X, x);
3190 			input_report_abs(input, ABS_Y, y);
3191 		}
3192 		input_report_abs(input, ABS_PRESSURE, p);
3193 		input_report_abs(input, ABS_DISTANCE, d);
3194 
3195 		input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3196 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3197 	}
3198 
3199 	if (!range) {
3200 		wacom->reporting_data = false;
3201 	}
3202 
3203 	return 1;
3204 }
3205 
3206 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3207 {
3208 	struct wacom_features *features = &wacom->features;
3209 
3210 	if ((features->type == INTUOSHT2) &&
3211 	    (features->device_type & WACOM_DEVICETYPE_PEN))
3212 		return wacom_intuos_irq(wacom);
3213 	else if (len == WACOM_PKGLEN_BBTOUCH)
3214 		return wacom_bpt_touch(wacom);
3215 	else if (len == WACOM_PKGLEN_BBTOUCH3)
3216 		return wacom_bpt3_touch(wacom);
3217 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3218 		return wacom_bpt_pen(wacom);
3219 
3220 	return 0;
3221 }
3222 
3223 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3224 		unsigned char *data)
3225 {
3226 	unsigned char prefix;
3227 
3228 	/*
3229 	 * We need to reroute the event from the debug interface to the
3230 	 * pen interface.
3231 	 * We need to add the report ID to the actual pen report, so we
3232 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
3233 	 * and memcpy the report.
3234 	 */
3235 	prefix = data[0];
3236 	data[0] = WACOM_REPORT_BPAD_PEN;
3237 
3238 	/*
3239 	 * actually reroute the event.
3240 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
3241 	 * will check for us.
3242 	 */
3243 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3244 			 WACOM_PKGLEN_PENABLED, 1);
3245 
3246 	data[0] = prefix;
3247 }
3248 
3249 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3250 		unsigned char *data)
3251 {
3252 	struct input_dev *input = wacom->touch_input;
3253 	unsigned char *finger_data, prefix;
3254 	unsigned id;
3255 	int x, y;
3256 	bool valid;
3257 
3258 	prefix = data[0];
3259 
3260 	for (id = 0; id < wacom->features.touch_max; id++) {
3261 		valid = !!(prefix & BIT(id)) &&
3262 			report_touch_events(wacom);
3263 
3264 		input_mt_slot(input, id);
3265 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3266 
3267 		if (!valid)
3268 			continue;
3269 
3270 		finger_data = data + 1 + id * 3;
3271 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3272 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3273 
3274 		input_report_abs(input, ABS_MT_POSITION_X, x);
3275 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3276 	}
3277 
3278 	input_mt_sync_frame(input);
3279 
3280 	input_report_key(input, BTN_LEFT, prefix & 0x40);
3281 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3282 
3283 	/* keep touch state for pen event */
3284 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3285 
3286 	return 1;
3287 }
3288 
3289 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3290 {
3291 	unsigned char *data = wacom->data;
3292 
3293 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3294 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3295 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3296 		return 0;
3297 
3298 	if (data[1] & 0x01)
3299 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3300 
3301 	if (data[1] & 0x02)
3302 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3303 
3304 	return 0;
3305 }
3306 
3307 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3308 {
3309 	unsigned char *data = wacom->data;
3310 	int connected;
3311 
3312 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3313 		return 0;
3314 
3315 	connected = data[1] & 0x01;
3316 	if (connected) {
3317 		int pid, battery, charging;
3318 
3319 		if ((wacom->shared->type == INTUOSHT ||
3320 		    wacom->shared->type == INTUOSHT2) &&
3321 		    wacom->shared->touch_input &&
3322 		    wacom->shared->touch_max) {
3323 			input_report_switch(wacom->shared->touch_input,
3324 					SW_MUTE_DEVICE, data[5] & 0x40);
3325 			input_sync(wacom->shared->touch_input);
3326 		}
3327 
3328 		pid = get_unaligned_be16(&data[6]);
3329 		battery = (data[5] & 0x3f) * 100 / 31;
3330 		charging = !!(data[5] & 0x80);
3331 		if (wacom->pid != pid) {
3332 			wacom->pid = pid;
3333 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3334 		}
3335 
3336 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3337 				     battery, charging, 1, 0);
3338 
3339 	} else if (wacom->pid != 0) {
3340 		/* disconnected while previously connected */
3341 		wacom->pid = 0;
3342 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3343 		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3344 	}
3345 
3346 	return 0;
3347 }
3348 
3349 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3350 {
3351 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3352 	struct wacom_features *features = &wacom_wac->features;
3353 	unsigned char *data = wacom_wac->data;
3354 
3355 	if (data[0] != WACOM_REPORT_USB)
3356 		return 0;
3357 
3358 	if ((features->type == INTUOSHT ||
3359 	    features->type == INTUOSHT2) &&
3360 	    wacom_wac->shared->touch_input &&
3361 	    features->touch_max) {
3362 		input_report_switch(wacom_wac->shared->touch_input,
3363 				    SW_MUTE_DEVICE, data[8] & 0x40);
3364 		input_sync(wacom_wac->shared->touch_input);
3365 	}
3366 
3367 	if (data[9] & 0x02) { /* wireless module is attached */
3368 		int battery = (data[8] & 0x3f) * 100 / 31;
3369 		bool charging = !!(data[8] & 0x80);
3370 
3371 		features->quirks |= WACOM_QUIRK_BATTERY;
3372 		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3373 				     battery, charging, battery || charging, 1);
3374 	}
3375 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3376 		 wacom->battery.battery) {
3377 		features->quirks &= ~WACOM_QUIRK_BATTERY;
3378 		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3379 	}
3380 	return 0;
3381 }
3382 
3383 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3384 {
3385 	bool sync;
3386 
3387 	switch (wacom_wac->features.type) {
3388 	case PENPARTNER:
3389 		sync = wacom_penpartner_irq(wacom_wac);
3390 		break;
3391 
3392 	case PL:
3393 		sync = wacom_pl_irq(wacom_wac);
3394 		break;
3395 
3396 	case WACOM_G4:
3397 	case GRAPHIRE:
3398 	case GRAPHIRE_BT:
3399 	case WACOM_MO:
3400 		sync = wacom_graphire_irq(wacom_wac);
3401 		break;
3402 
3403 	case PTU:
3404 		sync = wacom_ptu_irq(wacom_wac);
3405 		break;
3406 
3407 	case DTU:
3408 		sync = wacom_dtu_irq(wacom_wac);
3409 		break;
3410 
3411 	case DTUS:
3412 	case DTUSX:
3413 		sync = wacom_dtus_irq(wacom_wac);
3414 		break;
3415 
3416 	case INTUOS:
3417 	case INTUOS3S:
3418 	case INTUOS3:
3419 	case INTUOS3L:
3420 	case INTUOS4S:
3421 	case INTUOS4:
3422 	case INTUOS4L:
3423 	case CINTIQ:
3424 	case WACOM_BEE:
3425 	case WACOM_13HD:
3426 	case WACOM_21UX2:
3427 	case WACOM_22HD:
3428 	case WACOM_24HD:
3429 	case WACOM_27QHD:
3430 	case DTK:
3431 	case CINTIQ_HYBRID:
3432 	case CINTIQ_COMPANION_2:
3433 		sync = wacom_intuos_irq(wacom_wac);
3434 		break;
3435 
3436 	case INTUOS4WL:
3437 		sync = wacom_intuos_bt_irq(wacom_wac, len);
3438 		break;
3439 
3440 	case WACOM_24HDT:
3441 	case WACOM_27QHDT:
3442 		sync = wacom_24hdt_irq(wacom_wac);
3443 		break;
3444 
3445 	case INTUOS5S:
3446 	case INTUOS5:
3447 	case INTUOS5L:
3448 	case INTUOSPS:
3449 	case INTUOSPM:
3450 	case INTUOSPL:
3451 		if (len == WACOM_PKGLEN_BBTOUCH3)
3452 			sync = wacom_bpt3_touch(wacom_wac);
3453 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3454 			sync = wacom_status_irq(wacom_wac, len);
3455 		else
3456 			sync = wacom_intuos_irq(wacom_wac);
3457 		break;
3458 
3459 	case INTUOSP2_BT:
3460 	case INTUOSP2S_BT:
3461 	case INTUOSHT3_BT:
3462 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3463 		break;
3464 
3465 	case TABLETPC:
3466 	case TABLETPCE:
3467 	case TABLETPC2FG:
3468 	case MTSCREEN:
3469 	case MTTPC:
3470 	case MTTPC_B:
3471 		sync = wacom_tpc_irq(wacom_wac, len);
3472 		break;
3473 
3474 	case BAMBOO_PT:
3475 	case BAMBOO_PEN:
3476 	case BAMBOO_TOUCH:
3477 	case INTUOSHT:
3478 	case INTUOSHT2:
3479 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3480 			sync = wacom_status_irq(wacom_wac, len);
3481 		else
3482 			sync = wacom_bpt_irq(wacom_wac, len);
3483 		break;
3484 
3485 	case BAMBOO_PAD:
3486 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3487 		break;
3488 
3489 	case WIRELESS:
3490 		sync = wacom_wireless_irq(wacom_wac, len);
3491 		break;
3492 
3493 	case REMOTE:
3494 		sync = false;
3495 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3496 			wacom_remote_status_irq(wacom_wac, len);
3497 		else
3498 			sync = wacom_remote_irq(wacom_wac, len);
3499 		break;
3500 
3501 	default:
3502 		sync = false;
3503 		break;
3504 	}
3505 
3506 	if (sync) {
3507 		if (wacom_wac->pen_input)
3508 			input_sync(wacom_wac->pen_input);
3509 		if (wacom_wac->touch_input)
3510 			input_sync(wacom_wac->touch_input);
3511 		if (wacom_wac->pad_input)
3512 			input_sync(wacom_wac->pad_input);
3513 	}
3514 }
3515 
3516 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3517 {
3518 	struct input_dev *input_dev = wacom_wac->pen_input;
3519 
3520 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3521 
3522 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3523 	__set_bit(BTN_STYLUS, input_dev->keybit);
3524 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3525 
3526 	input_set_abs_params(input_dev, ABS_DISTANCE,
3527 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3528 }
3529 
3530 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3531 {
3532 	struct input_dev *input_dev = wacom_wac->pen_input;
3533 	struct wacom_features *features = &wacom_wac->features;
3534 
3535 	wacom_setup_basic_pro_pen(wacom_wac);
3536 
3537 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3538 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3539 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3540 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3541 
3542 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3543 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3544 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3545 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3546 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3547 }
3548 
3549 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3550 {
3551 	struct input_dev *input_dev = wacom_wac->pen_input;
3552 
3553 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3554 
3555 	wacom_setup_cintiq(wacom_wac);
3556 
3557 	__set_bit(BTN_LEFT, input_dev->keybit);
3558 	__set_bit(BTN_RIGHT, input_dev->keybit);
3559 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3560 	__set_bit(BTN_SIDE, input_dev->keybit);
3561 	__set_bit(BTN_EXTRA, input_dev->keybit);
3562 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3563 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3564 
3565 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3566 	input_abs_set_res(input_dev, ABS_RZ, 287);
3567 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3568 }
3569 
3570 void wacom_setup_device_quirks(struct wacom *wacom)
3571 {
3572 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3573 	struct wacom_features *features = &wacom->wacom_wac.features;
3574 
3575 	/* The pen and pad share the same interface on most devices */
3576 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3577 	    features->type == DTUS ||
3578 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3579 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3580 			features->device_type |= WACOM_DEVICETYPE_PAD;
3581 	}
3582 
3583 	/* touch device found but size is not defined. use default */
3584 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3585 		features->x_max = 1023;
3586 		features->y_max = 1023;
3587 	}
3588 
3589 	/*
3590 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3591 	 * touch interface in its HID descriptor. If this is the touch
3592 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3593 	 * tablet values.
3594 	 */
3595 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3596 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3597 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3598 			if (features->touch_max)
3599 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3600 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3601 				features->device_type |= WACOM_DEVICETYPE_PAD;
3602 
3603 			if (features->type == INTUOSHT2) {
3604 				features->x_max = features->x_max / 10;
3605 				features->y_max = features->y_max / 10;
3606 			}
3607 			else {
3608 				features->x_max = 4096;
3609 				features->y_max = 4096;
3610 			}
3611 		}
3612 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3613 			features->device_type |= WACOM_DEVICETYPE_PAD;
3614 		}
3615 	}
3616 
3617 	/*
3618 	 * Hack for the Bamboo One:
3619 	 * the device presents a PAD/Touch interface as most Bamboos and even
3620 	 * sends ghosts PAD data on it. However, later, we must disable this
3621 	 * ghost interface, and we can not detect it unless we set it here
3622 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3623 	 */
3624 	if (features->type == BAMBOO_PEN &&
3625 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3626 		features->device_type |= WACOM_DEVICETYPE_PAD;
3627 
3628 	/*
3629 	 * Raw Wacom-mode pen and touch events both come from interface
3630 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3631 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3632 	 * out through the HID_GENERIC device created for interface 1,
3633 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3634 	 */
3635 	if (features->type == BAMBOO_PAD)
3636 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3637 
3638 	if (features->type == REMOTE)
3639 		features->device_type = WACOM_DEVICETYPE_PAD;
3640 
3641 	if (features->type == INTUOSP2_BT ||
3642 	    features->type == INTUOSP2S_BT) {
3643 		features->device_type |= WACOM_DEVICETYPE_PEN |
3644 					 WACOM_DEVICETYPE_PAD |
3645 					 WACOM_DEVICETYPE_TOUCH;
3646 		features->quirks |= WACOM_QUIRK_BATTERY;
3647 	}
3648 
3649 	if (features->type == INTUOSHT3_BT) {
3650 		features->device_type |= WACOM_DEVICETYPE_PEN |
3651 					 WACOM_DEVICETYPE_PAD;
3652 		features->quirks |= WACOM_QUIRK_BATTERY;
3653 	}
3654 
3655 	switch (features->type) {
3656 	case PL:
3657 	case DTU:
3658 	case DTUS:
3659 	case DTUSX:
3660 	case WACOM_21UX2:
3661 	case WACOM_22HD:
3662 	case DTK:
3663 	case WACOM_24HD:
3664 	case WACOM_27QHD:
3665 	case CINTIQ_HYBRID:
3666 	case CINTIQ_COMPANION_2:
3667 	case CINTIQ:
3668 	case WACOM_BEE:
3669 	case WACOM_13HD:
3670 	case WACOM_24HDT:
3671 	case WACOM_27QHDT:
3672 	case TABLETPC:
3673 	case TABLETPCE:
3674 	case TABLETPC2FG:
3675 	case MTSCREEN:
3676 	case MTTPC:
3677 	case MTTPC_B:
3678 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3679 		break;
3680 	}
3681 
3682 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3683 		features->quirks |= WACOM_QUIRK_BATTERY;
3684 
3685 	/* quirk for bamboo touch with 2 low res touches */
3686 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3687 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3688 		features->x_max <<= 5;
3689 		features->y_max <<= 5;
3690 		features->x_fuzz <<= 5;
3691 		features->y_fuzz <<= 5;
3692 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3693 	}
3694 
3695 	if (features->type == WIRELESS) {
3696 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3697 			features->quirks |= WACOM_QUIRK_BATTERY;
3698 		}
3699 	}
3700 
3701 	if (features->type == REMOTE)
3702 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3703 
3704 	/* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3705 	 * of things it shouldn't. Lets fix up the damage...
3706 	 */
3707 	if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3708 		features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3709 		__clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3710 		__clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3711 		__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3712 		__clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3713 		__clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3714 		__clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3715 		__clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3716 		__clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3717 		__clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3718 		__clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3719 		__clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3720 	}
3721 }
3722 
3723 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3724 				   struct wacom_wac *wacom_wac)
3725 {
3726 	struct wacom_features *features = &wacom_wac->features;
3727 
3728 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3729 		return -ENODEV;
3730 
3731 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3732 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3733 	else
3734 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3735 
3736 	if (features->type == HID_GENERIC)
3737 		/* setup has already been done */
3738 		return 0;
3739 
3740 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3741 	__set_bit(BTN_TOUCH, input_dev->keybit);
3742 	__set_bit(ABS_MISC, input_dev->absbit);
3743 
3744 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3745 			     features->x_max - features->offset_right,
3746 			     features->x_fuzz, 0);
3747 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3748 			     features->y_max - features->offset_bottom,
3749 			     features->y_fuzz, 0);
3750 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3751 		features->pressure_max, features->pressure_fuzz, 0);
3752 
3753 	/* penabled devices have fixed resolution for each model */
3754 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3755 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3756 
3757 	switch (features->type) {
3758 	case GRAPHIRE_BT:
3759 		__clear_bit(ABS_MISC, input_dev->absbit);
3760 		fallthrough;
3761 
3762 	case WACOM_MO:
3763 	case WACOM_G4:
3764 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3765 					      features->distance_max,
3766 					      features->distance_fuzz, 0);
3767 		fallthrough;
3768 
3769 	case GRAPHIRE:
3770 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3771 
3772 		__set_bit(BTN_LEFT, input_dev->keybit);
3773 		__set_bit(BTN_RIGHT, input_dev->keybit);
3774 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3775 
3776 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3777 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3778 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3779 		__set_bit(BTN_STYLUS, input_dev->keybit);
3780 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3781 		break;
3782 
3783 	case WACOM_27QHD:
3784 	case WACOM_24HD:
3785 	case DTK:
3786 	case WACOM_22HD:
3787 	case WACOM_21UX2:
3788 	case WACOM_BEE:
3789 	case CINTIQ:
3790 	case WACOM_13HD:
3791 	case CINTIQ_HYBRID:
3792 	case CINTIQ_COMPANION_2:
3793 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3794 		input_abs_set_res(input_dev, ABS_Z, 287);
3795 		wacom_setup_cintiq(wacom_wac);
3796 		break;
3797 
3798 	case INTUOS3:
3799 	case INTUOS3L:
3800 	case INTUOS3S:
3801 	case INTUOS4:
3802 	case INTUOS4WL:
3803 	case INTUOS4L:
3804 	case INTUOS4S:
3805 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3806 		input_abs_set_res(input_dev, ABS_Z, 287);
3807 		fallthrough;
3808 
3809 	case INTUOS:
3810 		wacom_setup_intuos(wacom_wac);
3811 		break;
3812 
3813 	case INTUOS5:
3814 	case INTUOS5L:
3815 	case INTUOSPM:
3816 	case INTUOSPL:
3817 	case INTUOS5S:
3818 	case INTUOSPS:
3819 	case INTUOSP2_BT:
3820 	case INTUOSP2S_BT:
3821 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3822 				      features->distance_max,
3823 				      features->distance_fuzz, 0);
3824 
3825 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3826 		input_abs_set_res(input_dev, ABS_Z, 287);
3827 
3828 		wacom_setup_intuos(wacom_wac);
3829 		break;
3830 
3831 	case WACOM_24HDT:
3832 	case WACOM_27QHDT:
3833 	case MTSCREEN:
3834 	case MTTPC:
3835 	case MTTPC_B:
3836 	case TABLETPC2FG:
3837 	case TABLETPC:
3838 	case TABLETPCE:
3839 		__clear_bit(ABS_MISC, input_dev->absbit);
3840 		fallthrough;
3841 
3842 	case DTUS:
3843 	case DTUSX:
3844 	case PL:
3845 	case DTU:
3846 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3847 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3848 		__set_bit(BTN_STYLUS, input_dev->keybit);
3849 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3850 		break;
3851 
3852 	case PTU:
3853 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3854 		fallthrough;
3855 
3856 	case PENPARTNER:
3857 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3858 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3859 		__set_bit(BTN_STYLUS, input_dev->keybit);
3860 		break;
3861 
3862 	case INTUOSHT:
3863 	case BAMBOO_PT:
3864 	case BAMBOO_PEN:
3865 	case INTUOSHT2:
3866 	case INTUOSHT3_BT:
3867 		if (features->type == INTUOSHT2 ||
3868 		    features->type == INTUOSHT3_BT) {
3869 			wacom_setup_basic_pro_pen(wacom_wac);
3870 		} else {
3871 			__clear_bit(ABS_MISC, input_dev->absbit);
3872 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3873 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3874 			__set_bit(BTN_STYLUS, input_dev->keybit);
3875 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3876 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3877 				      features->distance_max,
3878 				      features->distance_fuzz, 0);
3879 		}
3880 		break;
3881 	case BAMBOO_PAD:
3882 		__clear_bit(ABS_MISC, input_dev->absbit);
3883 		break;
3884 	}
3885 	return 0;
3886 }
3887 
3888 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3889 					 struct wacom_wac *wacom_wac)
3890 {
3891 	struct wacom_features *features = &wacom_wac->features;
3892 
3893 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3894 		return -ENODEV;
3895 
3896 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3897 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3898 	else
3899 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3900 
3901 	if (features->type == HID_GENERIC)
3902 		/* setup has already been done */
3903 		return 0;
3904 
3905 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3906 	__set_bit(BTN_TOUCH, input_dev->keybit);
3907 
3908 	if (features->touch_max == 1) {
3909 		input_set_abs_params(input_dev, ABS_X, 0,
3910 			features->x_max, features->x_fuzz, 0);
3911 		input_set_abs_params(input_dev, ABS_Y, 0,
3912 			features->y_max, features->y_fuzz, 0);
3913 		input_abs_set_res(input_dev, ABS_X,
3914 				  features->x_resolution);
3915 		input_abs_set_res(input_dev, ABS_Y,
3916 				  features->y_resolution);
3917 	}
3918 	else if (features->touch_max > 1) {
3919 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3920 			features->x_max, features->x_fuzz, 0);
3921 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3922 			features->y_max, features->y_fuzz, 0);
3923 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3924 				  features->x_resolution);
3925 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3926 				  features->y_resolution);
3927 	}
3928 
3929 	switch (features->type) {
3930 	case INTUOSP2_BT:
3931 	case INTUOSP2S_BT:
3932 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3933 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3934 
3935 		if (wacom_wac->shared->touch->product == 0x361) {
3936 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3937 					     0, 12440, 4, 0);
3938 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3939 					     0, 8640, 4, 0);
3940 		}
3941 		else if (wacom_wac->shared->touch->product == 0x360) {
3942 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3943 					     0, 8960, 4, 0);
3944 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3945 					     0, 5920, 4, 0);
3946 		}
3947 		else if (wacom_wac->shared->touch->product == 0x393) {
3948 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3949 					     0, 6400, 4, 0);
3950 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3951 					     0, 4000, 4, 0);
3952 		}
3953 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3954 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
3955 
3956 		fallthrough;
3957 
3958 	case INTUOS5:
3959 	case INTUOS5L:
3960 	case INTUOSPM:
3961 	case INTUOSPL:
3962 	case INTUOS5S:
3963 	case INTUOSPS:
3964 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3965 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3966 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3967 		break;
3968 
3969 	case WACOM_24HDT:
3970 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3971 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3972 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3973 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3974 		fallthrough;
3975 
3976 	case WACOM_27QHDT:
3977 		if (wacom_wac->shared->touch->product == 0x32C ||
3978 		    wacom_wac->shared->touch->product == 0xF6) {
3979 			input_dev->evbit[0] |= BIT_MASK(EV_SW);
3980 			__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3981 			wacom_wac->has_mute_touch_switch = true;
3982 			wacom_wac->is_soft_touch_switch = true;
3983 		}
3984 		fallthrough;
3985 
3986 	case MTSCREEN:
3987 	case MTTPC:
3988 	case MTTPC_B:
3989 	case TABLETPC2FG:
3990 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3991 		fallthrough;
3992 
3993 	case TABLETPC:
3994 	case TABLETPCE:
3995 		break;
3996 
3997 	case INTUOSHT:
3998 	case INTUOSHT2:
3999 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
4000 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4001 		fallthrough;
4002 
4003 	case BAMBOO_PT:
4004 	case BAMBOO_TOUCH:
4005 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
4006 			input_set_abs_params(input_dev,
4007 				     ABS_MT_TOUCH_MAJOR,
4008 				     0, features->x_max, 0, 0);
4009 			input_set_abs_params(input_dev,
4010 				     ABS_MT_TOUCH_MINOR,
4011 				     0, features->y_max, 0, 0);
4012 		}
4013 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4014 		break;
4015 
4016 	case BAMBOO_PAD:
4017 		input_mt_init_slots(input_dev, features->touch_max,
4018 				    INPUT_MT_POINTER);
4019 		__set_bit(BTN_LEFT, input_dev->keybit);
4020 		__set_bit(BTN_RIGHT, input_dev->keybit);
4021 		break;
4022 	}
4023 	return 0;
4024 }
4025 
4026 static int wacom_numbered_button_to_key(int n)
4027 {
4028 	if (n < 10)
4029 		return BTN_0 + n;
4030 	else if (n < 16)
4031 		return BTN_A + (n-10);
4032 	else if (n < 18)
4033 		return BTN_BASE + (n-16);
4034 	else
4035 		return 0;
4036 }
4037 
4038 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4039 				int button_count)
4040 {
4041 	int i;
4042 
4043 	for (i = 0; i < button_count; i++) {
4044 		int key = wacom_numbered_button_to_key(i);
4045 
4046 		if (key)
4047 			__set_bit(key, input_dev->keybit);
4048 	}
4049 }
4050 
4051 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4052 {
4053 	struct wacom_led *led;
4054 	int i;
4055 	bool updated = false;
4056 
4057 	/*
4058 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
4059 	 * So group 0 matches the second half of the buttons and thus the mask
4060 	 * needs to be shifted.
4061 	 */
4062 	if (group == 0)
4063 		mask >>= 8;
4064 
4065 	for (i = 0; i < 3; i++) {
4066 		led = wacom_led_find(wacom, group, i);
4067 		if (!led) {
4068 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4069 				i, group);
4070 			continue;
4071 		}
4072 		if (!updated && mask & BIT(i)) {
4073 			led->held = true;
4074 			led_trigger_event(&led->trigger, LED_FULL);
4075 		} else {
4076 			led->held = false;
4077 		}
4078 	}
4079 }
4080 
4081 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4082 				 int mask, int group)
4083 {
4084 	int group_button;
4085 
4086 	/*
4087 	 * 21UX2 has LED group 1 to the left and LED group 0
4088 	 * to the right. We need to reverse the group to match this
4089 	 * historical behavior.
4090 	 */
4091 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
4092 		group = 1 - group;
4093 
4094 	group_button = group * (button_count/wacom->led.count);
4095 
4096 	if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4097 		group_button = 8;
4098 
4099 	return mask & (1 << group_button);
4100 }
4101 
4102 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4103 			     int group)
4104 {
4105 	struct wacom_led *led, *next_led;
4106 	int cur;
4107 	bool pressed;
4108 
4109 	if (wacom->wacom_wac.features.type == WACOM_24HD)
4110 		return wacom_24hd_update_leds(wacom, mask, group);
4111 
4112 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4113 	cur = wacom->led.groups[group].select;
4114 
4115 	led = wacom_led_find(wacom, group, cur);
4116 	if (!led) {
4117 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4118 			cur, group);
4119 		return;
4120 	}
4121 
4122 	if (!pressed) {
4123 		led->held = false;
4124 		return;
4125 	}
4126 
4127 	if (led->held && pressed)
4128 		return;
4129 
4130 	next_led = wacom_led_next(wacom, led);
4131 	if (!next_led) {
4132 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
4133 			group);
4134 		return;
4135 	}
4136 	if (next_led == led)
4137 		return;
4138 
4139 	next_led->held = true;
4140 	led_trigger_event(&next_led->trigger,
4141 			  wacom_leds_brightness_get(next_led));
4142 }
4143 
4144 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4145 				int button_count, int mask)
4146 {
4147 	struct wacom *wacom = input_get_drvdata(input_dev);
4148 	int i;
4149 
4150 	for (i = 0; i < wacom->led.count; i++)
4151 		wacom_update_led(wacom,  button_count, mask, i);
4152 
4153 	for (i = 0; i < button_count; i++) {
4154 		int key = wacom_numbered_button_to_key(i);
4155 
4156 		if (key)
4157 			input_report_key(input_dev, key, mask & (1 << i));
4158 	}
4159 }
4160 
4161 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4162 				   struct wacom_wac *wacom_wac)
4163 {
4164 	struct wacom_features *features = &wacom_wac->features;
4165 
4166 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4167 		features->device_type |= WACOM_DEVICETYPE_PAD;
4168 
4169 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4170 		return -ENODEV;
4171 
4172 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4173 		return -ENODEV;
4174 
4175 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4176 
4177 	/* kept for making legacy xf86-input-wacom working with the wheels */
4178 	__set_bit(ABS_MISC, input_dev->absbit);
4179 
4180 	/* kept for making legacy xf86-input-wacom accepting the pad */
4181 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4182 	      input_dev->absinfo[ABS_X].maximum)))
4183 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4184 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4185 	      input_dev->absinfo[ABS_Y].maximum)))
4186 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4187 
4188 	/* kept for making udev and libwacom accepting the pad */
4189 	__set_bit(BTN_STYLUS, input_dev->keybit);
4190 
4191 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4192 
4193 	switch (features->type) {
4194 
4195 	case CINTIQ_HYBRID:
4196 	case CINTIQ_COMPANION_2:
4197 	case DTK:
4198 	case DTUS:
4199 	case GRAPHIRE_BT:
4200 		break;
4201 
4202 	case WACOM_MO:
4203 		__set_bit(BTN_BACK, input_dev->keybit);
4204 		__set_bit(BTN_LEFT, input_dev->keybit);
4205 		__set_bit(BTN_FORWARD, input_dev->keybit);
4206 		__set_bit(BTN_RIGHT, input_dev->keybit);
4207 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4208 		break;
4209 
4210 	case WACOM_G4:
4211 		__set_bit(BTN_BACK, input_dev->keybit);
4212 		__set_bit(BTN_FORWARD, input_dev->keybit);
4213 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
4214 		break;
4215 
4216 	case WACOM_24HD:
4217 		__set_bit(KEY_PROG1, input_dev->keybit);
4218 		__set_bit(KEY_PROG2, input_dev->keybit);
4219 		__set_bit(KEY_PROG3, input_dev->keybit);
4220 
4221 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4222 		__set_bit(KEY_INFO, input_dev->keybit);
4223 
4224 		if (!features->oPid)
4225 			__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4226 
4227 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4228 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4229 		break;
4230 
4231 	case WACOM_27QHD:
4232 		__set_bit(KEY_PROG1, input_dev->keybit);
4233 		__set_bit(KEY_PROG2, input_dev->keybit);
4234 		__set_bit(KEY_PROG3, input_dev->keybit);
4235 
4236 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4237 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4238 
4239 		if (!features->oPid)
4240 			__set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4241 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4242 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4243 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4244 		input_abs_set_res(input_dev, ABS_Y, 1024);
4245 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4246 		input_abs_set_res(input_dev, ABS_Z, 1024);
4247 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4248 		break;
4249 
4250 	case WACOM_22HD:
4251 		__set_bit(KEY_PROG1, input_dev->keybit);
4252 		__set_bit(KEY_PROG2, input_dev->keybit);
4253 		__set_bit(KEY_PROG3, input_dev->keybit);
4254 
4255 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4256 		__set_bit(KEY_INFO, input_dev->keybit);
4257 		fallthrough;
4258 
4259 	case WACOM_21UX2:
4260 	case WACOM_BEE:
4261 	case CINTIQ:
4262 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4263 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4264 		break;
4265 
4266 	case WACOM_13HD:
4267 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4268 		break;
4269 
4270 	case INTUOS3:
4271 	case INTUOS3L:
4272 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4273 		fallthrough;
4274 
4275 	case INTUOS3S:
4276 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4277 		break;
4278 
4279 	case INTUOS5:
4280 	case INTUOS5L:
4281 	case INTUOSPM:
4282 	case INTUOSPL:
4283 	case INTUOS5S:
4284 	case INTUOSPS:
4285 	case INTUOSP2_BT:
4286 	case INTUOSP2S_BT:
4287 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4288 		break;
4289 
4290 	case INTUOS4WL:
4291 		/*
4292 		 * For Bluetooth devices, the udev rule does not work correctly
4293 		 * for pads unless we add a stylus capability, which forces
4294 		 * ID_INPUT_TABLET to be set.
4295 		 */
4296 		__set_bit(BTN_STYLUS, input_dev->keybit);
4297 		fallthrough;
4298 
4299 	case INTUOS4:
4300 	case INTUOS4L:
4301 	case INTUOS4S:
4302 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4303 		break;
4304 
4305 	case INTUOSHT:
4306 	case BAMBOO_PT:
4307 	case BAMBOO_TOUCH:
4308 	case INTUOSHT2:
4309 		__clear_bit(ABS_MISC, input_dev->absbit);
4310 
4311 		__set_bit(BTN_LEFT, input_dev->keybit);
4312 		__set_bit(BTN_FORWARD, input_dev->keybit);
4313 		__set_bit(BTN_BACK, input_dev->keybit);
4314 		__set_bit(BTN_RIGHT, input_dev->keybit);
4315 
4316 		break;
4317 
4318 	case REMOTE:
4319 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4320 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4321 		break;
4322 
4323 	case INTUOSHT3_BT:
4324 	case HID_GENERIC:
4325 		break;
4326 
4327 	default:
4328 		/* no pad supported */
4329 		return -ENODEV;
4330 	}
4331 	return 0;
4332 }
4333 
4334 static const struct wacom_features wacom_features_0x00 =
4335 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4336 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4337 static const struct wacom_features wacom_features_0x10 =
4338 	{ "Wacom Graphire", 10206, 7422, 511, 63,
4339 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4340 static const struct wacom_features wacom_features_0x81 =
4341 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4342 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4343 static const struct wacom_features wacom_features_0x11 =
4344 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4345 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4346 static const struct wacom_features wacom_features_0x12 =
4347 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4348 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4349 static const struct wacom_features wacom_features_0x13 =
4350 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4351 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4352 static const struct wacom_features wacom_features_0x14 =
4353 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4354 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4355 static const struct wacom_features wacom_features_0x15 =
4356 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4357 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4358 static const struct wacom_features wacom_features_0x16 =
4359 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4360 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4361 static const struct wacom_features wacom_features_0x17 =
4362 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4363 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4364 static const struct wacom_features wacom_features_0x18 =
4365 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4366 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4367 static const struct wacom_features wacom_features_0x19 =
4368 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4369 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4370 static const struct wacom_features wacom_features_0x60 =
4371 	{ "Wacom Volito", 5104, 3712, 511, 63,
4372 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4373 static const struct wacom_features wacom_features_0x61 =
4374 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4375 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4376 static const struct wacom_features wacom_features_0x62 =
4377 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4378 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4379 static const struct wacom_features wacom_features_0x63 =
4380 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4381 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4382 static const struct wacom_features wacom_features_0x64 =
4383 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4384 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4385 static const struct wacom_features wacom_features_0x65 =
4386 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4387 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4388 static const struct wacom_features wacom_features_0x69 =
4389 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4390 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4391 static const struct wacom_features wacom_features_0x6A =
4392 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4393 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4394 static const struct wacom_features wacom_features_0x6B =
4395 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4396 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4397 static const struct wacom_features wacom_features_0x20 =
4398 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4399 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4400 static const struct wacom_features wacom_features_0x21 =
4401 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4402 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4403 static const struct wacom_features wacom_features_0x22 =
4404 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4405 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4406 static const struct wacom_features wacom_features_0x23 =
4407 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4408 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4409 static const struct wacom_features wacom_features_0x24 =
4410 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4411 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4412 static const struct wacom_features wacom_features_0x30 =
4413 	{ "Wacom PL400", 5408, 4056, 255, 0,
4414 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4415 static const struct wacom_features wacom_features_0x31 =
4416 	{ "Wacom PL500", 6144, 4608, 255, 0,
4417 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4418 static const struct wacom_features wacom_features_0x32 =
4419 	{ "Wacom PL600", 6126, 4604, 255, 0,
4420 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4421 static const struct wacom_features wacom_features_0x33 =
4422 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4423 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4424 static const struct wacom_features wacom_features_0x34 =
4425 	{ "Wacom PL550", 6144, 4608, 511, 0,
4426 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4427 static const struct wacom_features wacom_features_0x35 =
4428 	{ "Wacom PL800", 7220, 5780, 511, 0,
4429 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4430 static const struct wacom_features wacom_features_0x37 =
4431 	{ "Wacom PL700", 6758, 5406, 511, 0,
4432 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4433 static const struct wacom_features wacom_features_0x38 =
4434 	{ "Wacom PL510", 6282, 4762, 511, 0,
4435 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4436 static const struct wacom_features wacom_features_0x39 =
4437 	{ "Wacom DTU710", 34080, 27660, 511, 0,
4438 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4439 static const struct wacom_features wacom_features_0xC4 =
4440 	{ "Wacom DTF521", 6282, 4762, 511, 0,
4441 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4442 static const struct wacom_features wacom_features_0xC0 =
4443 	{ "Wacom DTF720", 6858, 5506, 511, 0,
4444 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4445 static const struct wacom_features wacom_features_0xC2 =
4446 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4447 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4448 static const struct wacom_features wacom_features_0x03 =
4449 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4450 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4451 static const struct wacom_features wacom_features_0x41 =
4452 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4453 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4454 static const struct wacom_features wacom_features_0x42 =
4455 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4456 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4457 static const struct wacom_features wacom_features_0x43 =
4458 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4459 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4460 static const struct wacom_features wacom_features_0x44 =
4461 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4462 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4463 static const struct wacom_features wacom_features_0x45 =
4464 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4465 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4466 static const struct wacom_features wacom_features_0xB0 =
4467 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4468 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4469 static const struct wacom_features wacom_features_0xB1 =
4470 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4471 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4472 static const struct wacom_features wacom_features_0xB2 =
4473 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4474 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4475 static const struct wacom_features wacom_features_0xB3 =
4476 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4477 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4478 static const struct wacom_features wacom_features_0xB4 =
4479 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4480 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4481 static const struct wacom_features wacom_features_0xB5 =
4482 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4483 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4484 static const struct wacom_features wacom_features_0xB7 =
4485 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4486 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4487 static const struct wacom_features wacom_features_0xB8 =
4488 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4489 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4490 static const struct wacom_features wacom_features_0xB9 =
4491 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4492 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4493 static const struct wacom_features wacom_features_0xBA =
4494 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4495 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4496 static const struct wacom_features wacom_features_0xBB =
4497 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4498 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4499 static const struct wacom_features wacom_features_0xBC =
4500 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4501 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4502 static const struct wacom_features wacom_features_0xBD =
4503 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4504 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4505 static const struct wacom_features wacom_features_0x26 =
4506 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4507 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4508 static const struct wacom_features wacom_features_0x27 =
4509 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4510 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4511 static const struct wacom_features wacom_features_0x28 =
4512 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4513 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4514 static const struct wacom_features wacom_features_0x29 =
4515 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4516 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4517 static const struct wacom_features wacom_features_0x2A =
4518 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4519 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4520 static const struct wacom_features wacom_features_0x314 =
4521 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4522 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4523 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4524 static const struct wacom_features wacom_features_0x315 =
4525 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4526 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4527 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4528 static const struct wacom_features wacom_features_0x317 =
4529 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4530 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4531 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4532 static const struct wacom_features wacom_features_0xF4 =
4533 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4534 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4535 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4536 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4537 static const struct wacom_features wacom_features_0xF8 =
4538 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4539 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4540 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4541 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4542 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4543 static const struct wacom_features wacom_features_0xF6 =
4544 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4545 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4546 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4547 static const struct wacom_features wacom_features_0x32A =
4548 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4549 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4550 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4551 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4552 static const struct wacom_features wacom_features_0x32B =
4553 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4554 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4555 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4556 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4557 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4558 static const struct wacom_features wacom_features_0x32C =
4559 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4560 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4561 static const struct wacom_features wacom_features_0x3F =
4562 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4563 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4564 static const struct wacom_features wacom_features_0xC5 =
4565 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4566 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4567 static const struct wacom_features wacom_features_0xC6 =
4568 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4569 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4570 static const struct wacom_features wacom_features_0x304 =
4571 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4572 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4573 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4574 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4575 static const struct wacom_features wacom_features_0x333 =
4576 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4577 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4578 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4579 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4580 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4581 static const struct wacom_features wacom_features_0x335 =
4582 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4583 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4584 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4585 static const struct wacom_features wacom_features_0xC7 =
4586 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4587 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4588 static const struct wacom_features wacom_features_0xCE =
4589 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4590 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4591 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4592 static const struct wacom_features wacom_features_0xF0 =
4593 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4594 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4595 static const struct wacom_features wacom_features_0xFB =
4596 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4597 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4598 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4599 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4600 static const struct wacom_features wacom_features_0x32F =
4601 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4602 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4603 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4604 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4605 static const struct wacom_features wacom_features_0x336 =
4606 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4607 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4608 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4609 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4610 static const struct wacom_features wacom_features_0x57 =
4611 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4612 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4613 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4614 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4615 static const struct wacom_features wacom_features_0x59 = /* Pen */
4616 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4617 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4618 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4619 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4620 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4621 static const struct wacom_features wacom_features_0x5D = /* Touch */
4622 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4623 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4624 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4625 static const struct wacom_features wacom_features_0xCC =
4626 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4627 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4628 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4629 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4630 static const struct wacom_features wacom_features_0xFA =
4631 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4632 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4633 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4634 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4635 static const struct wacom_features wacom_features_0x5B =
4636 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4637 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4638 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4639 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4640 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4641 static const struct wacom_features wacom_features_0x5E =
4642 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4643 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4644 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4645 static const struct wacom_features wacom_features_0x90 =
4646 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4647 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4648 static const struct wacom_features wacom_features_0x93 =
4649 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4650 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4651 static const struct wacom_features wacom_features_0x97 =
4652 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4653 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4654 static const struct wacom_features wacom_features_0x9A =
4655 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4656 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4657 static const struct wacom_features wacom_features_0x9F =
4658 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4659 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4660 static const struct wacom_features wacom_features_0xE2 =
4661 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4662 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4663 static const struct wacom_features wacom_features_0xE3 =
4664 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4665 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4666 static const struct wacom_features wacom_features_0xE5 =
4667 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4668 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4669 static const struct wacom_features wacom_features_0xE6 =
4670 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4671 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4672 static const struct wacom_features wacom_features_0xEC =
4673 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4674 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4675 static const struct wacom_features wacom_features_0xED =
4676 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4677 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4678 static const struct wacom_features wacom_features_0xEF =
4679 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4680 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4681 static const struct wacom_features wacom_features_0x100 =
4682 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4683 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4684 static const struct wacom_features wacom_features_0x101 =
4685 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4686 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4687 static const struct wacom_features wacom_features_0x10D =
4688 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4689 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4690 static const struct wacom_features wacom_features_0x10E =
4691 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4692 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4693 static const struct wacom_features wacom_features_0x10F =
4694 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4695 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4696 static const struct wacom_features wacom_features_0x116 =
4697 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4698 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4699 static const struct wacom_features wacom_features_0x12C =
4700 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4701 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4702 static const struct wacom_features wacom_features_0x4001 =
4703 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4704 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4705 static const struct wacom_features wacom_features_0x4004 =
4706 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4707 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4708 static const struct wacom_features wacom_features_0x5000 =
4709 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4710 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4711 static const struct wacom_features wacom_features_0x5002 =
4712 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4713 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4714 static const struct wacom_features wacom_features_0x47 =
4715 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4716 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4717 static const struct wacom_features wacom_features_0x84 =
4718 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4719 static const struct wacom_features wacom_features_0xD0 =
4720 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4721 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4722 static const struct wacom_features wacom_features_0xD1 =
4723 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4724 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4725 static const struct wacom_features wacom_features_0xD2 =
4726 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4727 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4728 static const struct wacom_features wacom_features_0xD3 =
4729 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4730 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4731 static const struct wacom_features wacom_features_0xD4 =
4732 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4733 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4734 static const struct wacom_features wacom_features_0xD5 =
4735 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4736 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4737 static const struct wacom_features wacom_features_0xD6 =
4738 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4739 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4740 static const struct wacom_features wacom_features_0xD7 =
4741 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4742 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4743 static const struct wacom_features wacom_features_0xD8 =
4744 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4745 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4746 static const struct wacom_features wacom_features_0xDA =
4747 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4748 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4749 static const struct wacom_features wacom_features_0xDB =
4750 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4751 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4752 static const struct wacom_features wacom_features_0xDD =
4753         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4754           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4755 static const struct wacom_features wacom_features_0xDE =
4756         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4757 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4758 static const struct wacom_features wacom_features_0xDF =
4759         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4760 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4761 static const struct wacom_features wacom_features_0x300 =
4762 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4763 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4764 static const struct wacom_features wacom_features_0x301 =
4765 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4766 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4767 static const struct wacom_features wacom_features_0x302 =
4768 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4769 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4770 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4771 static const struct wacom_features wacom_features_0x303 =
4772 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4773 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4774 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4775 static const struct wacom_features wacom_features_0x30E =
4776 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4777 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4778 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4779 static const struct wacom_features wacom_features_0x6004 =
4780 	{ "ISD-V4", 12800, 8000, 255, 0,
4781 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4782 static const struct wacom_features wacom_features_0x307 =
4783 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4784 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4785 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4786 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4787 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4788 static const struct wacom_features wacom_features_0x309 =
4789 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4790 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4791 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4792 static const struct wacom_features wacom_features_0x30A =
4793 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4794 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4795 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4796 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4797 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4798 static const struct wacom_features wacom_features_0x30C =
4799 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4800 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4801 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4802 static const struct wacom_features wacom_features_0x318 =
4803 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4804 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4805 static const struct wacom_features wacom_features_0x319 =
4806 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4807 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4808 static const struct wacom_features wacom_features_0x325 =
4809 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4810 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4811 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4812 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4813 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4814 static const struct wacom_features wacom_features_0x326 = /* Touch */
4815 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4816 	  .oPid = 0x325 };
4817 static const struct wacom_features wacom_features_0x323 =
4818 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4819 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4820 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4821 static const struct wacom_features wacom_features_0x331 =
4822 	{ "Wacom Express Key Remote", .type = REMOTE,
4823 	  .numbered_buttons = 18, .check_for_hid_type = true,
4824 	  .hid_type = HID_TYPE_USBNONE };
4825 static const struct wacom_features wacom_features_0x33B =
4826 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4827 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4828 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4829 static const struct wacom_features wacom_features_0x33C =
4830 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4831 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4832 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4833 static const struct wacom_features wacom_features_0x33D =
4834 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4835 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4836 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4837 static const struct wacom_features wacom_features_0x33E =
4838 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4839 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4840 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4841 static const struct wacom_features wacom_features_0x343 =
4842 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4843 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4844 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4845 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4846 static const struct wacom_features wacom_features_0x360 =
4847 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4848 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4849 static const struct wacom_features wacom_features_0x361 =
4850 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4851 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4852 static const struct wacom_features wacom_features_0x377 =
4853 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4854 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4855 static const struct wacom_features wacom_features_0x379 =
4856 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4857 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4858 static const struct wacom_features wacom_features_0x37A =
4859 	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4860 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4861 static const struct wacom_features wacom_features_0x37B =
4862 	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4863 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4864 static const struct wacom_features wacom_features_0x393 =
4865 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4866 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4867 	  .touch_max = 10 };
4868 static const struct wacom_features wacom_features_0x3c6 =
4869 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4870 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4871 static const struct wacom_features wacom_features_0x3c8 =
4872 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4873 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4874 static const struct wacom_features wacom_features_0x3dd =
4875 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4876 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4877 	  .touch_max = 10 };
4878 
4879 static const struct wacom_features wacom_features_HID_ANY_ID =
4880 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4881 
4882 static const struct wacom_features wacom_features_0x94 =
4883 	{ "Wacom Bootloader", .type = BOOTLOADER };
4884 
4885 #define USB_DEVICE_WACOM(prod)						\
4886 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4887 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4888 
4889 #define BT_DEVICE_WACOM(prod)						\
4890 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4891 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4892 
4893 #define I2C_DEVICE_WACOM(prod)						\
4894 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4895 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4896 
4897 #define USB_DEVICE_LENOVO(prod)					\
4898 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4899 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4900 
4901 const struct hid_device_id wacom_ids[] = {
4902 	{ USB_DEVICE_WACOM(0x00) },
4903 	{ USB_DEVICE_WACOM(0x03) },
4904 	{ USB_DEVICE_WACOM(0x10) },
4905 	{ USB_DEVICE_WACOM(0x11) },
4906 	{ USB_DEVICE_WACOM(0x12) },
4907 	{ USB_DEVICE_WACOM(0x13) },
4908 	{ USB_DEVICE_WACOM(0x14) },
4909 	{ USB_DEVICE_WACOM(0x15) },
4910 	{ USB_DEVICE_WACOM(0x16) },
4911 	{ USB_DEVICE_WACOM(0x17) },
4912 	{ USB_DEVICE_WACOM(0x18) },
4913 	{ USB_DEVICE_WACOM(0x19) },
4914 	{ USB_DEVICE_WACOM(0x20) },
4915 	{ USB_DEVICE_WACOM(0x21) },
4916 	{ USB_DEVICE_WACOM(0x22) },
4917 	{ USB_DEVICE_WACOM(0x23) },
4918 	{ USB_DEVICE_WACOM(0x24) },
4919 	{ USB_DEVICE_WACOM(0x26) },
4920 	{ USB_DEVICE_WACOM(0x27) },
4921 	{ USB_DEVICE_WACOM(0x28) },
4922 	{ USB_DEVICE_WACOM(0x29) },
4923 	{ USB_DEVICE_WACOM(0x2A) },
4924 	{ USB_DEVICE_WACOM(0x30) },
4925 	{ USB_DEVICE_WACOM(0x31) },
4926 	{ USB_DEVICE_WACOM(0x32) },
4927 	{ USB_DEVICE_WACOM(0x33) },
4928 	{ USB_DEVICE_WACOM(0x34) },
4929 	{ USB_DEVICE_WACOM(0x35) },
4930 	{ USB_DEVICE_WACOM(0x37) },
4931 	{ USB_DEVICE_WACOM(0x38) },
4932 	{ USB_DEVICE_WACOM(0x39) },
4933 	{ USB_DEVICE_WACOM(0x3F) },
4934 	{ USB_DEVICE_WACOM(0x41) },
4935 	{ USB_DEVICE_WACOM(0x42) },
4936 	{ USB_DEVICE_WACOM(0x43) },
4937 	{ USB_DEVICE_WACOM(0x44) },
4938 	{ USB_DEVICE_WACOM(0x45) },
4939 	{ USB_DEVICE_WACOM(0x47) },
4940 	{ USB_DEVICE_WACOM(0x57) },
4941 	{ USB_DEVICE_WACOM(0x59) },
4942 	{ USB_DEVICE_WACOM(0x5B) },
4943 	{ USB_DEVICE_WACOM(0x5D) },
4944 	{ USB_DEVICE_WACOM(0x5E) },
4945 	{ USB_DEVICE_WACOM(0x60) },
4946 	{ USB_DEVICE_WACOM(0x61) },
4947 	{ USB_DEVICE_WACOM(0x62) },
4948 	{ USB_DEVICE_WACOM(0x63) },
4949 	{ USB_DEVICE_WACOM(0x64) },
4950 	{ USB_DEVICE_WACOM(0x65) },
4951 	{ USB_DEVICE_WACOM(0x69) },
4952 	{ USB_DEVICE_WACOM(0x6A) },
4953 	{ USB_DEVICE_WACOM(0x6B) },
4954 	{ BT_DEVICE_WACOM(0x81) },
4955 	{ USB_DEVICE_WACOM(0x84) },
4956 	{ USB_DEVICE_WACOM(0x90) },
4957 	{ USB_DEVICE_WACOM(0x93) },
4958 	{ USB_DEVICE_WACOM(0x94) },
4959 	{ USB_DEVICE_WACOM(0x97) },
4960 	{ USB_DEVICE_WACOM(0x9A) },
4961 	{ USB_DEVICE_WACOM(0x9F) },
4962 	{ USB_DEVICE_WACOM(0xB0) },
4963 	{ USB_DEVICE_WACOM(0xB1) },
4964 	{ USB_DEVICE_WACOM(0xB2) },
4965 	{ USB_DEVICE_WACOM(0xB3) },
4966 	{ USB_DEVICE_WACOM(0xB4) },
4967 	{ USB_DEVICE_WACOM(0xB5) },
4968 	{ USB_DEVICE_WACOM(0xB7) },
4969 	{ USB_DEVICE_WACOM(0xB8) },
4970 	{ USB_DEVICE_WACOM(0xB9) },
4971 	{ USB_DEVICE_WACOM(0xBA) },
4972 	{ USB_DEVICE_WACOM(0xBB) },
4973 	{ USB_DEVICE_WACOM(0xBC) },
4974 	{ BT_DEVICE_WACOM(0xBD) },
4975 	{ USB_DEVICE_WACOM(0xC0) },
4976 	{ USB_DEVICE_WACOM(0xC2) },
4977 	{ USB_DEVICE_WACOM(0xC4) },
4978 	{ USB_DEVICE_WACOM(0xC5) },
4979 	{ USB_DEVICE_WACOM(0xC6) },
4980 	{ USB_DEVICE_WACOM(0xC7) },
4981 	{ USB_DEVICE_WACOM(0xCC) },
4982 	{ USB_DEVICE_WACOM(0xCE) },
4983 	{ USB_DEVICE_WACOM(0xD0) },
4984 	{ USB_DEVICE_WACOM(0xD1) },
4985 	{ USB_DEVICE_WACOM(0xD2) },
4986 	{ USB_DEVICE_WACOM(0xD3) },
4987 	{ USB_DEVICE_WACOM(0xD4) },
4988 	{ USB_DEVICE_WACOM(0xD5) },
4989 	{ USB_DEVICE_WACOM(0xD6) },
4990 	{ USB_DEVICE_WACOM(0xD7) },
4991 	{ USB_DEVICE_WACOM(0xD8) },
4992 	{ USB_DEVICE_WACOM(0xDA) },
4993 	{ USB_DEVICE_WACOM(0xDB) },
4994 	{ USB_DEVICE_WACOM(0xDD) },
4995 	{ USB_DEVICE_WACOM(0xDE) },
4996 	{ USB_DEVICE_WACOM(0xDF) },
4997 	{ USB_DEVICE_WACOM(0xE2) },
4998 	{ USB_DEVICE_WACOM(0xE3) },
4999 	{ USB_DEVICE_WACOM(0xE5) },
5000 	{ USB_DEVICE_WACOM(0xE6) },
5001 	{ USB_DEVICE_WACOM(0xEC) },
5002 	{ USB_DEVICE_WACOM(0xED) },
5003 	{ USB_DEVICE_WACOM(0xEF) },
5004 	{ USB_DEVICE_WACOM(0xF0) },
5005 	{ USB_DEVICE_WACOM(0xF4) },
5006 	{ USB_DEVICE_WACOM(0xF6) },
5007 	{ USB_DEVICE_WACOM(0xF8) },
5008 	{ USB_DEVICE_WACOM(0xFA) },
5009 	{ USB_DEVICE_WACOM(0xFB) },
5010 	{ USB_DEVICE_WACOM(0x100) },
5011 	{ USB_DEVICE_WACOM(0x101) },
5012 	{ USB_DEVICE_WACOM(0x10D) },
5013 	{ USB_DEVICE_WACOM(0x10E) },
5014 	{ USB_DEVICE_WACOM(0x10F) },
5015 	{ USB_DEVICE_WACOM(0x116) },
5016 	{ USB_DEVICE_WACOM(0x12C) },
5017 	{ USB_DEVICE_WACOM(0x300) },
5018 	{ USB_DEVICE_WACOM(0x301) },
5019 	{ USB_DEVICE_WACOM(0x302) },
5020 	{ USB_DEVICE_WACOM(0x303) },
5021 	{ USB_DEVICE_WACOM(0x304) },
5022 	{ USB_DEVICE_WACOM(0x307) },
5023 	{ USB_DEVICE_WACOM(0x309) },
5024 	{ USB_DEVICE_WACOM(0x30A) },
5025 	{ USB_DEVICE_WACOM(0x30C) },
5026 	{ USB_DEVICE_WACOM(0x30E) },
5027 	{ USB_DEVICE_WACOM(0x314) },
5028 	{ USB_DEVICE_WACOM(0x315) },
5029 	{ USB_DEVICE_WACOM(0x317) },
5030 	{ USB_DEVICE_WACOM(0x318) },
5031 	{ USB_DEVICE_WACOM(0x319) },
5032 	{ USB_DEVICE_WACOM(0x323) },
5033 	{ USB_DEVICE_WACOM(0x325) },
5034 	{ USB_DEVICE_WACOM(0x326) },
5035 	{ USB_DEVICE_WACOM(0x32A) },
5036 	{ USB_DEVICE_WACOM(0x32B) },
5037 	{ USB_DEVICE_WACOM(0x32C) },
5038 	{ USB_DEVICE_WACOM(0x32F) },
5039 	{ USB_DEVICE_WACOM(0x331) },
5040 	{ USB_DEVICE_WACOM(0x333) },
5041 	{ USB_DEVICE_WACOM(0x335) },
5042 	{ USB_DEVICE_WACOM(0x336) },
5043 	{ USB_DEVICE_WACOM(0x33B) },
5044 	{ USB_DEVICE_WACOM(0x33C) },
5045 	{ USB_DEVICE_WACOM(0x33D) },
5046 	{ USB_DEVICE_WACOM(0x33E) },
5047 	{ USB_DEVICE_WACOM(0x343) },
5048 	{ BT_DEVICE_WACOM(0x360) },
5049 	{ BT_DEVICE_WACOM(0x361) },
5050 	{ BT_DEVICE_WACOM(0x377) },
5051 	{ BT_DEVICE_WACOM(0x379) },
5052 	{ USB_DEVICE_WACOM(0x37A) },
5053 	{ USB_DEVICE_WACOM(0x37B) },
5054 	{ BT_DEVICE_WACOM(0x393) },
5055 	{ BT_DEVICE_WACOM(0x3c6) },
5056 	{ BT_DEVICE_WACOM(0x3c8) },
5057 	{ BT_DEVICE_WACOM(0x3dd) },
5058 	{ USB_DEVICE_WACOM(0x4001) },
5059 	{ USB_DEVICE_WACOM(0x4004) },
5060 	{ USB_DEVICE_WACOM(0x5000) },
5061 	{ USB_DEVICE_WACOM(0x5002) },
5062 	{ USB_DEVICE_LENOVO(0x6004) },
5063 
5064 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
5065 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
5066 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
5067 	{ }
5068 };
5069 MODULE_DEVICE_TABLE(hid, wacom_ids);
5070