xref: /openbmc/linux/drivers/hid/wacom_wac.c (revision 2f4e3926)
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 0x10842: /* MobileStudio Pro Pro Pen slim */
718 	case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
719 	case 0x16802: /* Cintiq 13HD Pro Pen */
720 	case 0x18802: /* DTH2242 Pen */
721 	case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
722 	case 0x8842: /* Intuos Pro and Cintiq Pro 3D Pen */
723 		tool_type = BTN_TOOL_PEN;
724 		break;
725 
726 	case 0x832: /* Stroke pen */
727 	case 0x032:
728 		tool_type = BTN_TOOL_BRUSH;
729 		break;
730 
731 	case 0x007: /* Mouse 4D and 2D */
732 	case 0x09c:
733 	case 0x094:
734 	case 0x017: /* Intuos3 2D Mouse */
735 	case 0x806: /* Intuos4 Mouse */
736 		tool_type = BTN_TOOL_MOUSE;
737 		break;
738 
739 	case 0x096: /* Lens cursor */
740 	case 0x097: /* Intuos3 Lens cursor */
741 	case 0x006: /* Intuos4 Lens cursor */
742 		tool_type = BTN_TOOL_LENS;
743 		break;
744 
745 	case 0x82a: /* Eraser */
746 	case 0x84a:
747 	case 0x85a:
748 	case 0x91a:
749 	case 0xd1a:
750 	case 0x0fa:
751 	case 0x82b: /* Intuos3 Grip Pen Eraser */
752 	case 0x81b: /* Intuos3 Classic Pen Eraser */
753 	case 0x91b: /* Intuos3 Airbrush Eraser */
754 	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
755 	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
756 	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
757 	case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
758 	case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
759 	case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
760 	case 0x1084a: /* MobileStudio Pro Pro Pen slim Eraser */
761 	case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
762 	case 0x1880a: /* DTH2242 Eraser */
763 	case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
764 		tool_type = BTN_TOOL_RUBBER;
765 		break;
766 
767 	case 0xd12:
768 	case 0x912:
769 	case 0x112:
770 	case 0x913: /* Intuos3 Airbrush */
771 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
772 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
773 		tool_type = BTN_TOOL_AIRBRUSH;
774 		break;
775 	}
776 	return tool_type;
777 }
778 
779 static void wacom_exit_report(struct wacom_wac *wacom)
780 {
781 	struct input_dev *input = wacom->pen_input;
782 	struct wacom_features *features = &wacom->features;
783 	unsigned char *data = wacom->data;
784 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
785 
786 	/*
787 	 * Reset all states otherwise we lose the initial states
788 	 * when in-prox next time
789 	 */
790 	input_report_abs(input, ABS_X, 0);
791 	input_report_abs(input, ABS_Y, 0);
792 	input_report_abs(input, ABS_DISTANCE, 0);
793 	input_report_abs(input, ABS_TILT_X, 0);
794 	input_report_abs(input, ABS_TILT_Y, 0);
795 	if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
796 		input_report_key(input, BTN_LEFT, 0);
797 		input_report_key(input, BTN_MIDDLE, 0);
798 		input_report_key(input, BTN_RIGHT, 0);
799 		input_report_key(input, BTN_SIDE, 0);
800 		input_report_key(input, BTN_EXTRA, 0);
801 		input_report_abs(input, ABS_THROTTLE, 0);
802 		input_report_abs(input, ABS_RZ, 0);
803 	} else {
804 		input_report_abs(input, ABS_PRESSURE, 0);
805 		input_report_key(input, BTN_STYLUS, 0);
806 		input_report_key(input, BTN_STYLUS2, 0);
807 		input_report_key(input, BTN_TOUCH, 0);
808 		input_report_abs(input, ABS_WHEEL, 0);
809 		if (features->type >= INTUOS3S)
810 			input_report_abs(input, ABS_Z, 0);
811 	}
812 	input_report_key(input, wacom->tool[idx], 0);
813 	input_report_abs(input, ABS_MISC, 0); /* reset tool id */
814 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
815 	wacom->id[idx] = 0;
816 }
817 
818 static int wacom_intuos_inout(struct wacom_wac *wacom)
819 {
820 	struct wacom_features *features = &wacom->features;
821 	unsigned char *data = wacom->data;
822 	struct input_dev *input = wacom->pen_input;
823 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
824 
825 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
826 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
827 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
828 		return 0;
829 
830 	/* Enter report */
831 	if ((data[1] & 0xfc) == 0xc0) {
832 		/* serial number of the tool */
833 		wacom->serial[idx] = ((__u64)(data[3] & 0x0f) << 28) +
834 			(data[4] << 20) + (data[5] << 12) +
835 			(data[6] << 4) + (data[7] >> 4);
836 
837 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
838 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
839 
840 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
841 
842 		wacom->shared->stylus_in_proximity = true;
843 		return 1;
844 	}
845 
846 	/* in Range */
847 	if ((data[1] & 0xfe) == 0x20) {
848 		if (features->type != INTUOSHT2)
849 			wacom->shared->stylus_in_proximity = true;
850 
851 		/* in Range while exiting */
852 		if (wacom->reporting_data) {
853 			input_report_key(input, BTN_TOUCH, 0);
854 			input_report_abs(input, ABS_PRESSURE, 0);
855 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
856 			return 2;
857 		}
858 		return 1;
859 	}
860 
861 	/* Exit report */
862 	if ((data[1] & 0xfe) == 0x80) {
863 		wacom->shared->stylus_in_proximity = false;
864 		wacom->reporting_data = false;
865 
866 		/* don't report exit if we don't know the ID */
867 		if (!wacom->id[idx])
868 			return 1;
869 
870 		wacom_exit_report(wacom);
871 		return 2;
872 	}
873 
874 	return 0;
875 }
876 
877 static inline bool touch_is_muted(struct wacom_wac *wacom_wac)
878 {
879 	return wacom_wac->probe_complete &&
880 	       wacom_wac->shared->has_mute_touch_switch &&
881 	       !wacom_wac->shared->is_touch_on;
882 }
883 
884 static inline bool report_touch_events(struct wacom_wac *wacom)
885 {
886 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
887 }
888 
889 static inline bool delay_pen_events(struct wacom_wac *wacom)
890 {
891 	return (wacom->shared->touch_down && touch_arbitration);
892 }
893 
894 static int wacom_intuos_general(struct wacom_wac *wacom)
895 {
896 	struct wacom_features *features = &wacom->features;
897 	unsigned char *data = wacom->data;
898 	struct input_dev *input = wacom->pen_input;
899 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
900 	unsigned char type = (data[1] >> 1) & 0x0F;
901 	unsigned int x, y, distance, t;
902 
903 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
904 		data[0] != WACOM_REPORT_INTUOS_PEN)
905 		return 0;
906 
907 	if (delay_pen_events(wacom))
908 		return 1;
909 
910 	/* don't report events if we don't know the tool ID */
911 	if (!wacom->id[idx]) {
912 		/* but reschedule a read of the current tool */
913 		wacom_intuos_schedule_prox_event(wacom);
914 		return 1;
915 	}
916 
917 	/*
918 	 * don't report events for invalid data
919 	 */
920 	/* older I4 styli don't work with new Cintiqs */
921 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
922 			(features->type == WACOM_21UX2)) ||
923 	    /* Only large Intuos support Lense Cursor */
924 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
925 		(features->type == INTUOS3 ||
926 		 features->type == INTUOS3S ||
927 		 features->type == INTUOS4 ||
928 		 features->type == INTUOS4S ||
929 		 features->type == INTUOS5 ||
930 		 features->type == INTUOS5S ||
931 		 features->type == INTUOSPM ||
932 		 features->type == INTUOSPS)) ||
933 	   /* Cintiq doesn't send data when RDY bit isn't set */
934 	   (features->type == CINTIQ && !(data[1] & 0x40)))
935 		return 1;
936 
937 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
938 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
939 	distance = data[9] >> 2;
940 	if (features->type < INTUOS3S) {
941 		x >>= 1;
942 		y >>= 1;
943 		distance >>= 1;
944 	}
945 	if (features->type == INTUOSHT2)
946 		distance = features->distance_max - distance;
947 	input_report_abs(input, ABS_X, x);
948 	input_report_abs(input, ABS_Y, y);
949 	input_report_abs(input, ABS_DISTANCE, distance);
950 
951 	switch (type) {
952 	case 0x00:
953 	case 0x01:
954 	case 0x02:
955 	case 0x03:
956 		/* general pen packet */
957 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
958 		if (features->pressure_max < 2047)
959 			t >>= 1;
960 		input_report_abs(input, ABS_PRESSURE, t);
961 		if (features->type != INTUOSHT2) {
962 		    input_report_abs(input, ABS_TILT_X,
963 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
964 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
965 		}
966 		input_report_key(input, BTN_STYLUS, data[1] & 2);
967 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
968 		input_report_key(input, BTN_TOUCH, t > 10);
969 		break;
970 
971 	case 0x0a:
972 		/* airbrush second packet */
973 		input_report_abs(input, ABS_WHEEL,
974 				(data[6] << 2) | ((data[7] >> 6) & 3));
975 		input_report_abs(input, ABS_TILT_X,
976 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
977 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
978 		break;
979 
980 	case 0x05:
981 		/* Rotation packet */
982 		if (features->type >= INTUOS3S) {
983 			/* I3 marker pen rotation */
984 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
985 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
986 				((t-1) / 2 + 450)) : (450 - t / 2) ;
987 			input_report_abs(input, ABS_Z, t);
988 		} else {
989 			/* 4D mouse 2nd packet */
990 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
991 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
992 				((t - 1) / 2) : -t / 2);
993 		}
994 		break;
995 
996 	case 0x04:
997 		/* 4D mouse 1st packet */
998 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
999 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1000 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1001 
1002 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
1003 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
1004 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
1005 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
1006 		break;
1007 
1008 	case 0x06:
1009 		/* I4 mouse */
1010 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
1011 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
1012 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
1013 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
1014 				 - ((data[7] & 0x40) >> 6));
1015 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
1016 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
1017 
1018 		input_report_abs(input, ABS_TILT_X,
1019 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
1020 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
1021 		break;
1022 
1023 	case 0x08:
1024 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
1025 			/* 2D mouse packet */
1026 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
1027 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
1028 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
1029 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
1030 					 - ((data[8] & 0x02) >> 1));
1031 
1032 			/* I3 2D mouse side buttons */
1033 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
1034 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
1035 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
1036 			}
1037 		}
1038 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
1039 			/* Lens cursor packets */
1040 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1041 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1042 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1043 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
1044 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
1045 		}
1046 		break;
1047 
1048 	case 0x07:
1049 	case 0x09:
1050 	case 0x0b:
1051 	case 0x0c:
1052 	case 0x0d:
1053 	case 0x0e:
1054 	case 0x0f:
1055 		/* unhandled */
1056 		break;
1057 	}
1058 
1059 	input_report_abs(input, ABS_MISC,
1060 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1061 	input_report_key(input, wacom->tool[idx], 1);
1062 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1063 	wacom->reporting_data = true;
1064 	return 2;
1065 }
1066 
1067 static int wacom_intuos_irq(struct wacom_wac *wacom)
1068 {
1069 	unsigned char *data = wacom->data;
1070 	struct input_dev *input = wacom->pen_input;
1071 	int result;
1072 
1073 	if (data[0] != WACOM_REPORT_PENABLED &&
1074 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
1075 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
1076 	    data[0] != WACOM_REPORT_INTUOSPAD &&
1077 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
1078 	    data[0] != WACOM_REPORT_CINTIQ &&
1079 	    data[0] != WACOM_REPORT_CINTIQPAD &&
1080 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
1081 		dev_dbg(input->dev.parent,
1082 			"%s: received unknown report #%d\n", __func__, data[0]);
1083                 return 0;
1084 	}
1085 
1086 	/* process pad events */
1087 	result = wacom_intuos_pad(wacom);
1088 	if (result)
1089 		return result;
1090 
1091 	/* process in/out prox events */
1092 	result = wacom_intuos_inout(wacom);
1093 	if (result)
1094 		return result - 1;
1095 
1096 	/* process general packets */
1097 	result = wacom_intuos_general(wacom);
1098 	if (result)
1099 		return result - 1;
1100 
1101 	return 0;
1102 }
1103 
1104 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1105 {
1106 	unsigned char *data = wacom_wac->data;
1107 	struct input_dev *input;
1108 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1109 	struct wacom_remote *remote = wacom->remote;
1110 	int bat_charging, bat_percent, touch_ring_mode;
1111 	__u32 serial;
1112 	int i, index = -1;
1113 	unsigned long flags;
1114 
1115 	if (data[0] != WACOM_REPORT_REMOTE) {
1116 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1117 			__func__, data[0]);
1118 		return 0;
1119 	}
1120 
1121 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1122 	wacom_wac->id[0] = PAD_DEVICE_ID;
1123 
1124 	spin_lock_irqsave(&remote->remote_lock, flags);
1125 
1126 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1127 		if (remote->remotes[i].serial == serial) {
1128 			index = i;
1129 			break;
1130 		}
1131 	}
1132 
1133 	if (index < 0 || !remote->remotes[index].registered)
1134 		goto out;
1135 
1136 	remote->remotes[i].active_time = ktime_get();
1137 	input = remote->remotes[index].input;
1138 
1139 	input_report_key(input, BTN_0, (data[9] & 0x01));
1140 	input_report_key(input, BTN_1, (data[9] & 0x02));
1141 	input_report_key(input, BTN_2, (data[9] & 0x04));
1142 	input_report_key(input, BTN_3, (data[9] & 0x08));
1143 	input_report_key(input, BTN_4, (data[9] & 0x10));
1144 	input_report_key(input, BTN_5, (data[9] & 0x20));
1145 	input_report_key(input, BTN_6, (data[9] & 0x40));
1146 	input_report_key(input, BTN_7, (data[9] & 0x80));
1147 
1148 	input_report_key(input, BTN_8, (data[10] & 0x01));
1149 	input_report_key(input, BTN_9, (data[10] & 0x02));
1150 	input_report_key(input, BTN_A, (data[10] & 0x04));
1151 	input_report_key(input, BTN_B, (data[10] & 0x08));
1152 	input_report_key(input, BTN_C, (data[10] & 0x10));
1153 	input_report_key(input, BTN_X, (data[10] & 0x20));
1154 	input_report_key(input, BTN_Y, (data[10] & 0x40));
1155 	input_report_key(input, BTN_Z, (data[10] & 0x80));
1156 
1157 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1158 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1159 
1160 	if (data[12] & 0x80)
1161 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
1162 	else
1163 		input_report_abs(input, ABS_WHEEL, 0);
1164 
1165 	bat_percent = data[7] & 0x7f;
1166 	bat_charging = !!(data[7] & 0x80);
1167 
1168 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1169 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1170 	else
1171 		input_report_abs(input, ABS_MISC, 0);
1172 
1173 	input_event(input, EV_MSC, MSC_SERIAL, serial);
1174 
1175 	input_sync(input);
1176 
1177 	/*Which mode select (LED light) is currently on?*/
1178 	touch_ring_mode = (data[11] & 0xC0) >> 6;
1179 
1180 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1181 		if (remote->remotes[i].serial == serial)
1182 			wacom->led.groups[i].select = touch_ring_mode;
1183 	}
1184 
1185 	__wacom_notify_battery(&remote->remotes[index].battery,
1186 				WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1187 				bat_charging, 1, bat_charging);
1188 
1189 out:
1190 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1191 	return 0;
1192 }
1193 
1194 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1195 {
1196 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1197 	unsigned char *data = wacom_wac->data;
1198 	struct wacom_remote *remote = wacom->remote;
1199 	struct wacom_remote_work_data remote_data;
1200 	unsigned long flags;
1201 	int i, ret;
1202 
1203 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1204 		return;
1205 
1206 	memset(&remote_data, 0, sizeof(struct wacom_remote_work_data));
1207 
1208 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1209 		int j = i * 6;
1210 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1211 
1212 		remote_data.remote[i].serial = serial;
1213 	}
1214 
1215 	spin_lock_irqsave(&remote->remote_lock, flags);
1216 
1217 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1218 	if (ret != sizeof(remote_data)) {
1219 		spin_unlock_irqrestore(&remote->remote_lock, flags);
1220 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1221 		return;
1222 	}
1223 
1224 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1225 
1226 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1227 }
1228 
1229 static int int_dist(int x1, int y1, int x2, int y2)
1230 {
1231 	int x = x2 - x1;
1232 	int y = y2 - y1;
1233 
1234 	return int_sqrt(x*x + y*y);
1235 }
1236 
1237 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1238 		unsigned char *data)
1239 {
1240 	memcpy(wacom->data, data, 10);
1241 	wacom_intuos_irq(wacom);
1242 
1243 	input_sync(wacom->pen_input);
1244 	if (wacom->pad_input)
1245 		input_sync(wacom->pad_input);
1246 }
1247 
1248 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1249 {
1250 	unsigned char data[WACOM_PKGLEN_MAX];
1251 	int i = 1;
1252 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1253 
1254 	memcpy(data, wacom->data, len);
1255 
1256 	switch (data[0]) {
1257 	case 0x04:
1258 		wacom_intuos_bt_process_data(wacom, data + i);
1259 		i += 10;
1260 		fallthrough;
1261 	case 0x03:
1262 		wacom_intuos_bt_process_data(wacom, data + i);
1263 		i += 10;
1264 		wacom_intuos_bt_process_data(wacom, data + i);
1265 		i += 10;
1266 		power_raw = data[i];
1267 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1268 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1269 		battery_capacity = batcap_i4[power_raw & 0x07];
1270 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1271 				     battery_capacity, bat_charging,
1272 				     battery_capacity || bat_charging,
1273 				     ps_connected);
1274 		break;
1275 	default:
1276 		dev_dbg(wacom->pen_input->dev.parent,
1277 				"Unknown report: %d,%d size:%zu\n",
1278 				data[0], data[1], len);
1279 		return 0;
1280 	}
1281 	return 0;
1282 }
1283 
1284 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1285 {
1286 	struct input_dev *input = wacom->touch_input;
1287 	unsigned touch_max = wacom->features.touch_max;
1288 	int count = 0;
1289 	int i;
1290 
1291 	if (!touch_max)
1292 		return 0;
1293 
1294 	if (touch_max == 1)
1295 		return test_bit(BTN_TOUCH, input->key) &&
1296 			report_touch_events(wacom);
1297 
1298 	for (i = 0; i < input->mt->num_slots; i++) {
1299 		struct input_mt_slot *ps = &input->mt->slots[i];
1300 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1301 		if (id >= 0)
1302 			count++;
1303 	}
1304 
1305 	return count;
1306 }
1307 
1308 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1309 {
1310 	int pen_frame_len, pen_frames;
1311 
1312 	struct input_dev *pen_input = wacom->pen_input;
1313 	unsigned char *data = wacom->data;
1314 	int number_of_valid_frames = 0;
1315 	ktime_t time_interval = 15000000;
1316 	ktime_t time_packet_received = ktime_get();
1317 	int i;
1318 
1319 	if (wacom->features.type == INTUOSP2_BT ||
1320 	    wacom->features.type == INTUOSP2S_BT) {
1321 		wacom->serial[0] = get_unaligned_le64(&data[99]);
1322 		wacom->id[0]     = get_unaligned_le16(&data[107]);
1323 		pen_frame_len = 14;
1324 		pen_frames = 7;
1325 	} else {
1326 		wacom->serial[0] = get_unaligned_le64(&data[33]);
1327 		wacom->id[0]     = get_unaligned_le16(&data[41]);
1328 		pen_frame_len = 8;
1329 		pen_frames = 4;
1330 	}
1331 
1332 	if (wacom->serial[0] >> 52 == 1) {
1333 		/* Add back in missing bits of ID for non-USI pens */
1334 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1335 	}
1336 
1337 	/* number of valid frames */
1338 	for (i = 0; i < pen_frames; i++) {
1339 		unsigned char *frame = &data[i*pen_frame_len + 1];
1340 		bool valid = frame[0] & 0x80;
1341 
1342 		if (valid)
1343 			number_of_valid_frames++;
1344 	}
1345 
1346 	if (number_of_valid_frames) {
1347 		if (wacom->hid_data.time_delayed)
1348 			time_interval = ktime_get() - wacom->hid_data.time_delayed;
1349 		time_interval = div_u64(time_interval, number_of_valid_frames);
1350 		wacom->hid_data.time_delayed = time_packet_received;
1351 	}
1352 
1353 	for (i = 0; i < number_of_valid_frames; i++) {
1354 		unsigned char *frame = &data[i*pen_frame_len + 1];
1355 		bool valid = frame[0] & 0x80;
1356 		bool prox = frame[0] & 0x40;
1357 		bool range = frame[0] & 0x20;
1358 		bool invert = frame[0] & 0x10;
1359 		int frames_number_reversed = number_of_valid_frames - i - 1;
1360 		ktime_t event_timestamp = time_packet_received - frames_number_reversed * time_interval;
1361 
1362 		if (!valid)
1363 			continue;
1364 
1365 		if (!prox) {
1366 			wacom->shared->stylus_in_proximity = false;
1367 			wacom_exit_report(wacom);
1368 			input_sync(pen_input);
1369 
1370 			wacom->tool[0] = 0;
1371 			wacom->id[0] = 0;
1372 			wacom->serial[0] = 0;
1373 			wacom->hid_data.time_delayed = 0;
1374 			return;
1375 		}
1376 
1377 		if (range) {
1378 			if (!wacom->tool[0]) { /* first in range */
1379 				/* Going into range select tool */
1380 				if (invert)
1381 					wacom->tool[0] = BTN_TOOL_RUBBER;
1382 				else if (wacom->id[0])
1383 					wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1384 				else
1385 					wacom->tool[0] = BTN_TOOL_PEN;
1386 			}
1387 
1388 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1389 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1390 
1391 			if (wacom->features.type == INTUOSP2_BT ||
1392 			    wacom->features.type == INTUOSP2S_BT) {
1393 				/* Fix rotation alignment: userspace expects zero at left */
1394 				int16_t rotation =
1395 					(int16_t)get_unaligned_le16(&frame[9]);
1396 				rotation += 1800/4;
1397 
1398 				if (rotation > 899)
1399 					rotation -= 1800;
1400 
1401 				input_report_abs(pen_input, ABS_TILT_X,
1402 						 (char)frame[7]);
1403 				input_report_abs(pen_input, ABS_TILT_Y,
1404 						 (char)frame[8]);
1405 				input_report_abs(pen_input, ABS_Z, rotation);
1406 				input_report_abs(pen_input, ABS_WHEEL,
1407 						 get_unaligned_le16(&frame[11]));
1408 			}
1409 		}
1410 
1411 		if (wacom->tool[0]) {
1412 			input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1413 			if (wacom->features.type == INTUOSP2_BT ||
1414 			    wacom->features.type == INTUOSP2S_BT) {
1415 				input_report_abs(pen_input, ABS_DISTANCE,
1416 						 range ? frame[13] : wacom->features.distance_max);
1417 			} else {
1418 				input_report_abs(pen_input, ABS_DISTANCE,
1419 						 range ? frame[7] : wacom->features.distance_max);
1420 			}
1421 
1422 			input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1423 			input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1424 			input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1425 
1426 			input_report_key(pen_input, wacom->tool[0], prox);
1427 			input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1428 			input_report_abs(pen_input, ABS_MISC,
1429 					 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1430 		}
1431 
1432 		wacom->shared->stylus_in_proximity = prox;
1433 
1434 		/* add timestamp to unpack the frames */
1435 		input_set_timestamp(pen_input, event_timestamp);
1436 
1437 		input_sync(pen_input);
1438 	}
1439 }
1440 
1441 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1442 {
1443 	const int finger_touch_len = 8;
1444 	const int finger_frames = 4;
1445 	const int finger_frame_len = 43;
1446 
1447 	struct input_dev *touch_input = wacom->touch_input;
1448 	unsigned char *data = wacom->data;
1449 	int num_contacts_left = 5;
1450 	int i, j;
1451 
1452 	for (i = 0; i < finger_frames; i++) {
1453 		unsigned char *frame = &data[i*finger_frame_len + 109];
1454 		int current_num_contacts = frame[0] & 0x7F;
1455 		int contacts_to_send;
1456 
1457 		if (!(frame[0] & 0x80))
1458 			continue;
1459 
1460 		/*
1461 		 * First packet resets the counter since only the first
1462 		 * packet in series will have non-zero current_num_contacts.
1463 		 */
1464 		if (current_num_contacts)
1465 			wacom->num_contacts_left = current_num_contacts;
1466 
1467 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1468 
1469 		for (j = 0; j < contacts_to_send; j++) {
1470 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1471 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1472 			int x = get_unaligned_le16(&touch[2]);
1473 			int y = get_unaligned_le16(&touch[4]);
1474 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1475 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1476 
1477 			if (slot < 0)
1478 				continue;
1479 
1480 			input_mt_slot(touch_input, slot);
1481 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1482 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1483 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1484 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1485 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1486 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1487 		}
1488 
1489 		input_mt_sync_frame(touch_input);
1490 
1491 		wacom->num_contacts_left -= contacts_to_send;
1492 		if (wacom->num_contacts_left <= 0) {
1493 			wacom->num_contacts_left = 0;
1494 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1495 			input_sync(touch_input);
1496 		}
1497 	}
1498 
1499 	if (wacom->num_contacts_left == 0) {
1500 		// Be careful that we don't accidentally call input_sync with
1501 		// only a partial set of fingers of processed
1502 		input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1503 		input_sync(touch_input);
1504 	}
1505 
1506 }
1507 
1508 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1509 {
1510 	struct input_dev *pad_input = wacom->pad_input;
1511 	unsigned char *data = wacom->data;
1512 	int nbuttons = wacom->features.numbered_buttons;
1513 
1514 	int expresskeys = data[282];
1515 	int center = (data[281] & 0x40) >> 6;
1516 	int ring = data[285] & 0x7F;
1517 	bool ringstatus = data[285] & 0x80;
1518 	bool prox = expresskeys || center || ringstatus;
1519 
1520 	/* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1521 	ring = 71 - ring;
1522 	ring += 3*72/16;
1523 	if (ring > 71)
1524 		ring -= 72;
1525 
1526 	wacom_report_numbered_buttons(pad_input, nbuttons,
1527                                       expresskeys | (center << (nbuttons - 1)));
1528 
1529 	input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1530 
1531 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1532 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1533 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1534 
1535 	input_sync(pad_input);
1536 }
1537 
1538 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1539 {
1540 	unsigned char *data = wacom->data;
1541 
1542 	bool chg = data[284] & 0x80;
1543 	int battery_status = data[284] & 0x7F;
1544 
1545 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1546 			     battery_status, chg, 1, chg);
1547 }
1548 
1549 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1550 {
1551 	struct input_dev *pad_input = wacom->pad_input;
1552 	unsigned char *data = wacom->data;
1553 
1554 	int buttons = data[44];
1555 
1556 	wacom_report_numbered_buttons(pad_input, 4, buttons);
1557 
1558 	input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1559 	input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1560 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1561 
1562 	input_sync(pad_input);
1563 }
1564 
1565 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1566 {
1567 	unsigned char *data = wacom->data;
1568 
1569 	bool chg = data[45] & 0x80;
1570 	int battery_status = data[45] & 0x7F;
1571 
1572 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1573 			     battery_status, chg, 1, chg);
1574 }
1575 
1576 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1577 {
1578 	unsigned char *data = wacom->data;
1579 
1580 	if (data[0] != 0x80 && data[0] != 0x81) {
1581 		dev_dbg(wacom->pen_input->dev.parent,
1582 			"%s: received unknown report #%d\n", __func__, data[0]);
1583 		return 0;
1584 	}
1585 
1586 	wacom_intuos_pro2_bt_pen(wacom);
1587 	if (wacom->features.type == INTUOSP2_BT ||
1588 	    wacom->features.type == INTUOSP2S_BT) {
1589 		wacom_intuos_pro2_bt_touch(wacom);
1590 		wacom_intuos_pro2_bt_pad(wacom);
1591 		wacom_intuos_pro2_bt_battery(wacom);
1592 	} else {
1593 		wacom_intuos_gen3_bt_pad(wacom);
1594 		wacom_intuos_gen3_bt_battery(wacom);
1595 	}
1596 	return 0;
1597 }
1598 
1599 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1600 {
1601 	struct input_dev *input = wacom->touch_input;
1602 	unsigned char *data = wacom->data;
1603 	int i;
1604 	int current_num_contacts = data[61];
1605 	int contacts_to_send = 0;
1606 	int num_contacts_left = 4; /* maximum contacts per packet */
1607 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1608 	int y_offset = 2;
1609 
1610 	if (touch_is_muted(wacom) && !wacom->shared->touch_down)
1611 		return 0;
1612 
1613 	if (wacom->features.type == WACOM_27QHDT) {
1614 		current_num_contacts = data[63];
1615 		num_contacts_left = 10;
1616 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1617 		y_offset = 0;
1618 	}
1619 
1620 	/*
1621 	 * First packet resets the counter since only the first
1622 	 * packet in series will have non-zero current_num_contacts.
1623 	 */
1624 	if (current_num_contacts)
1625 		wacom->num_contacts_left = current_num_contacts;
1626 
1627 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1628 
1629 	for (i = 0; i < contacts_to_send; i++) {
1630 		int offset = (byte_per_packet * i) + 1;
1631 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1632 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1633 
1634 		if (slot < 0)
1635 			continue;
1636 		input_mt_slot(input, slot);
1637 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1638 
1639 		if (touch) {
1640 			int t_x = get_unaligned_le16(&data[offset + 2]);
1641 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1642 
1643 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1644 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1645 
1646 			if (wacom->features.type != WACOM_27QHDT) {
1647 				int c_x = get_unaligned_le16(&data[offset + 4]);
1648 				int c_y = get_unaligned_le16(&data[offset + 8]);
1649 				int w = get_unaligned_le16(&data[offset + 10]);
1650 				int h = get_unaligned_le16(&data[offset + 12]);
1651 
1652 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1653 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1654 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1655 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1656 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1657 			}
1658 		}
1659 	}
1660 	input_mt_sync_frame(input);
1661 
1662 	wacom->num_contacts_left -= contacts_to_send;
1663 	if (wacom->num_contacts_left <= 0) {
1664 		wacom->num_contacts_left = 0;
1665 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1666 	}
1667 	return 1;
1668 }
1669 
1670 static int wacom_mt_touch(struct wacom_wac *wacom)
1671 {
1672 	struct input_dev *input = wacom->touch_input;
1673 	unsigned char *data = wacom->data;
1674 	int i;
1675 	int current_num_contacts = data[2];
1676 	int contacts_to_send = 0;
1677 	int x_offset = 0;
1678 
1679 	/* MTTPC does not support Height and Width */
1680 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1681 		x_offset = -4;
1682 
1683 	/*
1684 	 * First packet resets the counter since only the first
1685 	 * packet in series will have non-zero current_num_contacts.
1686 	 */
1687 	if (current_num_contacts)
1688 		wacom->num_contacts_left = current_num_contacts;
1689 
1690 	/* There are at most 5 contacts per packet */
1691 	contacts_to_send = min(5, wacom->num_contacts_left);
1692 
1693 	for (i = 0; i < contacts_to_send; i++) {
1694 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1695 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1696 		int id = get_unaligned_le16(&data[offset + 1]);
1697 		int slot = input_mt_get_slot_by_key(input, id);
1698 
1699 		if (slot < 0)
1700 			continue;
1701 
1702 		input_mt_slot(input, slot);
1703 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1704 		if (touch) {
1705 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1706 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1707 			input_report_abs(input, ABS_MT_POSITION_X, x);
1708 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1709 		}
1710 	}
1711 	input_mt_sync_frame(input);
1712 
1713 	wacom->num_contacts_left -= contacts_to_send;
1714 	if (wacom->num_contacts_left <= 0) {
1715 		wacom->num_contacts_left = 0;
1716 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1717 	}
1718 	return 1;
1719 }
1720 
1721 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1722 {
1723 	struct input_dev *input = wacom->touch_input;
1724 	unsigned char *data = wacom->data;
1725 	int i;
1726 
1727 	for (i = 0; i < 2; i++) {
1728 		int p = data[1] & (1 << i);
1729 		bool touch = p && report_touch_events(wacom);
1730 
1731 		input_mt_slot(input, i);
1732 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1733 		if (touch) {
1734 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1735 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1736 
1737 			input_report_abs(input, ABS_MT_POSITION_X, x);
1738 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1739 		}
1740 	}
1741 	input_mt_sync_frame(input);
1742 
1743 	/* keep touch state for pen event */
1744 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1745 
1746 	return 1;
1747 }
1748 
1749 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1750 {
1751 	unsigned char *data = wacom->data;
1752 	struct input_dev *input = wacom->touch_input;
1753 	bool prox = report_touch_events(wacom);
1754 	int x = 0, y = 0;
1755 
1756 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1757 		return 0;
1758 
1759 	if (len == WACOM_PKGLEN_TPC1FG) {
1760 		prox = prox && (data[0] & 0x01);
1761 		x = get_unaligned_le16(&data[1]);
1762 		y = get_unaligned_le16(&data[3]);
1763 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1764 		prox = prox && (data[2] & 0x01);
1765 		x = get_unaligned_le16(&data[3]);
1766 		y = get_unaligned_le16(&data[5]);
1767 	} else {
1768 		prox = prox && (data[1] & 0x01);
1769 		x = le16_to_cpup((__le16 *)&data[2]);
1770 		y = le16_to_cpup((__le16 *)&data[4]);
1771 	}
1772 
1773 	if (prox) {
1774 		input_report_abs(input, ABS_X, x);
1775 		input_report_abs(input, ABS_Y, y);
1776 	}
1777 	input_report_key(input, BTN_TOUCH, prox);
1778 
1779 	/* keep touch state for pen events */
1780 	wacom->shared->touch_down = prox;
1781 
1782 	return 1;
1783 }
1784 
1785 static int wacom_tpc_pen(struct wacom_wac *wacom)
1786 {
1787 	unsigned char *data = wacom->data;
1788 	struct input_dev *input = wacom->pen_input;
1789 	bool prox = data[1] & 0x20;
1790 
1791 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1792 		/* Going into proximity select tool */
1793 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1794 
1795 	/* keep pen state for touch events */
1796 	wacom->shared->stylus_in_proximity = prox;
1797 
1798 	/* send pen events only when touch is up or forced out
1799 	 * or touch arbitration is off
1800 	 */
1801 	if (!delay_pen_events(wacom)) {
1802 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1803 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1804 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1805 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1806 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1807 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1808 		input_report_key(input, wacom->tool[0], prox);
1809 		return 1;
1810 	}
1811 
1812 	return 0;
1813 }
1814 
1815 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1816 {
1817 	unsigned char *data = wacom->data;
1818 
1819 	if (wacom->pen_input) {
1820 		dev_dbg(wacom->pen_input->dev.parent,
1821 			"%s: received report #%d\n", __func__, data[0]);
1822 
1823 		if (len == WACOM_PKGLEN_PENABLED ||
1824 		    data[0] == WACOM_REPORT_PENABLED)
1825 			return wacom_tpc_pen(wacom);
1826 	}
1827 	else if (wacom->touch_input) {
1828 		dev_dbg(wacom->touch_input->dev.parent,
1829 			"%s: received report #%d\n", __func__, data[0]);
1830 
1831 		switch (len) {
1832 		case WACOM_PKGLEN_TPC1FG:
1833 			return wacom_tpc_single_touch(wacom, len);
1834 
1835 		case WACOM_PKGLEN_TPC2FG:
1836 			return wacom_tpc_mt_touch(wacom);
1837 
1838 		default:
1839 			switch (data[0]) {
1840 			case WACOM_REPORT_TPC1FG:
1841 			case WACOM_REPORT_TPCHID:
1842 			case WACOM_REPORT_TPCST:
1843 			case WACOM_REPORT_TPC1FGE:
1844 				return wacom_tpc_single_touch(wacom, len);
1845 
1846 			case WACOM_REPORT_TPCMT:
1847 			case WACOM_REPORT_TPCMT2:
1848 				return wacom_mt_touch(wacom);
1849 
1850 			}
1851 		}
1852 	}
1853 
1854 	return 0;
1855 }
1856 
1857 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1858 				 int value, int num, int denom)
1859 {
1860 	struct input_absinfo *abs = &input->absinfo[usage->code];
1861 	int range = (abs->maximum - abs->minimum + 1);
1862 
1863 	value += num*range/denom;
1864 	if (value > abs->maximum)
1865 		value -= range;
1866 	else if (value < abs->minimum)
1867 		value += range;
1868 	return value;
1869 }
1870 
1871 int wacom_equivalent_usage(int usage)
1872 {
1873 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1874 		int subpage = (usage & 0xFF00) << 8;
1875 		int subusage = (usage & 0xFF);
1876 
1877 		if (subpage == WACOM_HID_SP_PAD ||
1878 		    subpage == WACOM_HID_SP_BUTTON ||
1879 		    subpage == WACOM_HID_SP_DIGITIZER ||
1880 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1881 		    usage == WACOM_HID_WD_SENSE ||
1882 		    usage == WACOM_HID_WD_SERIALHI ||
1883 		    usage == WACOM_HID_WD_TOOLTYPE ||
1884 		    usage == WACOM_HID_WD_DISTANCE ||
1885 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1886 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1887 		    usage == WACOM_HID_WD_TOUCHRING ||
1888 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1889 		    usage == WACOM_HID_WD_REPORT_VALID ||
1890 		    usage == WACOM_HID_WD_BARRELSWITCH3 ||
1891 		    usage == WACOM_HID_WD_SEQUENCENUMBER) {
1892 			return usage;
1893 		}
1894 
1895 		if (subpage == HID_UP_UNDEFINED)
1896 			subpage = HID_UP_DIGITIZER;
1897 
1898 		return subpage | subusage;
1899 	}
1900 
1901 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1902 		int subpage = (usage & 0xFF00) << 8;
1903 		int subusage = (usage & 0xFF);
1904 
1905 		if (usage == WACOM_HID_WT_REPORT_VALID)
1906 			return usage;
1907 
1908 		if (subpage == HID_UP_UNDEFINED)
1909 			subpage = WACOM_HID_SP_DIGITIZER;
1910 
1911 		return subpage | subusage;
1912 	}
1913 
1914 	return usage;
1915 }
1916 
1917 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1918 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1919 {
1920 	struct wacom *wacom = input_get_drvdata(input);
1921 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1922 	struct wacom_features *features = &wacom_wac->features;
1923 	int fmin = field->logical_minimum;
1924 	int fmax = field->logical_maximum;
1925 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1926 	int resolution_code = code;
1927 	int resolution;
1928 
1929 	if (equivalent_usage == HID_DG_TWIST) {
1930 		resolution_code = ABS_RZ;
1931 	}
1932 
1933 	resolution = hidinput_calc_abs_res(field, resolution_code);
1934 
1935 	if (equivalent_usage == HID_GD_X) {
1936 		fmin += features->offset_left;
1937 		fmax -= features->offset_right;
1938 	}
1939 	if (equivalent_usage == HID_GD_Y) {
1940 		fmin += features->offset_top;
1941 		fmax -= features->offset_bottom;
1942 	}
1943 
1944 	usage->type = type;
1945 	usage->code = code;
1946 
1947 	switch (type) {
1948 	case EV_ABS:
1949 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1950 
1951 		/* older tablet may miss physical usage */
1952 		if ((code == ABS_X || code == ABS_Y) && !resolution) {
1953 			resolution = WACOM_INTUOS_RES;
1954 			hid_warn(input,
1955 				 "Wacom usage (%d) missing resolution \n",
1956 				 code);
1957 		}
1958 		input_abs_set_res(input, code, resolution);
1959 		break;
1960 	case EV_KEY:
1961 	case EV_MSC:
1962 	case EV_SW:
1963 		input_set_capability(input, type, code);
1964 		break;
1965 	}
1966 }
1967 
1968 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1969 		struct hid_field *field, struct hid_usage *usage)
1970 {
1971 	return;
1972 }
1973 
1974 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1975 		struct hid_usage *usage, __s32 value)
1976 {
1977 	struct wacom *wacom = hid_get_drvdata(hdev);
1978 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1979 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1980 
1981 	switch (equivalent_usage) {
1982 	case HID_DG_BATTERYSTRENGTH:
1983 		if (value == 0) {
1984 			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1985 		}
1986 		else {
1987 			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1988 			wacom_wac->hid_data.battery_capacity = value;
1989 			wacom_wac->hid_data.bat_connected = 1;
1990 			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1991 		}
1992 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1993 		break;
1994 	case WACOM_HID_WD_BATTERY_LEVEL:
1995 		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1996 		wacom_wac->hid_data.battery_capacity = value;
1997 		wacom_wac->hid_data.bat_connected = 1;
1998 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1999 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
2000 		break;
2001 	case WACOM_HID_WD_BATTERY_CHARGING:
2002 		wacom_wac->hid_data.bat_charging = value;
2003 		wacom_wac->hid_data.ps_connected = value;
2004 		wacom_wac->hid_data.bat_connected = 1;
2005 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
2006 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
2007 		break;
2008 	}
2009 }
2010 
2011 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
2012 		struct hid_report *report)
2013 {
2014 	return;
2015 }
2016 
2017 static void wacom_wac_battery_report(struct hid_device *hdev,
2018 		struct hid_report *report)
2019 {
2020 	struct wacom *wacom = hid_get_drvdata(hdev);
2021 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2022 
2023 	int status = wacom_wac->hid_data.bat_status;
2024 	int capacity = wacom_wac->hid_data.battery_capacity;
2025 	bool charging = wacom_wac->hid_data.bat_charging;
2026 	bool connected = wacom_wac->hid_data.bat_connected;
2027 	bool powered = wacom_wac->hid_data.ps_connected;
2028 
2029 	wacom_notify_battery(wacom_wac, status, capacity, charging,
2030 			     connected, powered);
2031 }
2032 
2033 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
2034 		struct hid_field *field, struct hid_usage *usage)
2035 {
2036 	struct wacom *wacom = hid_get_drvdata(hdev);
2037 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2038 	struct wacom_features *features = &wacom_wac->features;
2039 	struct input_dev *input = wacom_wac->pad_input;
2040 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2041 
2042 	switch (equivalent_usage) {
2043 	case WACOM_HID_WD_ACCELEROMETER_X:
2044 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2045 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2046 		features->device_type |= WACOM_DEVICETYPE_PAD;
2047 		break;
2048 	case WACOM_HID_WD_ACCELEROMETER_Y:
2049 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2050 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2051 		features->device_type |= WACOM_DEVICETYPE_PAD;
2052 		break;
2053 	case WACOM_HID_WD_ACCELEROMETER_Z:
2054 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2055 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2056 		features->device_type |= WACOM_DEVICETYPE_PAD;
2057 		break;
2058 	case WACOM_HID_WD_BUTTONCENTER:
2059 	case WACOM_HID_WD_BUTTONHOME:
2060 	case WACOM_HID_WD_BUTTONUP:
2061 	case WACOM_HID_WD_BUTTONDOWN:
2062 	case WACOM_HID_WD_BUTTONLEFT:
2063 	case WACOM_HID_WD_BUTTONRIGHT:
2064 		wacom_map_usage(input, usage, field, EV_KEY,
2065 				wacom_numbered_button_to_key(features->numbered_buttons),
2066 				0);
2067 		features->numbered_buttons++;
2068 		features->device_type |= WACOM_DEVICETYPE_PAD;
2069 		break;
2070 	case WACOM_HID_WD_MUTE_DEVICE:
2071 		/* softkey touch switch */
2072 		wacom_wac->is_soft_touch_switch = true;
2073 		fallthrough;
2074 	case WACOM_HID_WD_TOUCHONOFF:
2075 		/*
2076 		 * These two usages, which are used to mute touch events, come
2077 		 * from the pad packet, but are reported on the touch
2078 		 * interface. Because the touch interface may not have
2079 		 * been created yet, we cannot call wacom_map_usage(). In
2080 		 * order to process the usages when we receive them, we set
2081 		 * the usage type and code directly.
2082 		 */
2083 		wacom_wac->has_mute_touch_switch = true;
2084 		usage->type = EV_SW;
2085 		usage->code = SW_MUTE_DEVICE;
2086 		break;
2087 	case WACOM_HID_WD_TOUCHSTRIP:
2088 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2089 		features->device_type |= WACOM_DEVICETYPE_PAD;
2090 		break;
2091 	case WACOM_HID_WD_TOUCHSTRIP2:
2092 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2093 		features->device_type |= WACOM_DEVICETYPE_PAD;
2094 		break;
2095 	case WACOM_HID_WD_TOUCHRING:
2096 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2097 		features->device_type |= WACOM_DEVICETYPE_PAD;
2098 		break;
2099 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2100 		/*
2101 		 * Only set up type/code association. Completely mapping
2102 		 * this usage may overwrite the axis resolution and range.
2103 		 */
2104 		usage->type = EV_ABS;
2105 		usage->code = ABS_WHEEL;
2106 		set_bit(EV_ABS, input->evbit);
2107 		features->device_type |= WACOM_DEVICETYPE_PAD;
2108 		break;
2109 	case WACOM_HID_WD_BUTTONCONFIG:
2110 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2111 		features->device_type |= WACOM_DEVICETYPE_PAD;
2112 		break;
2113 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2114 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2115 		features->device_type |= WACOM_DEVICETYPE_PAD;
2116 		break;
2117 	case WACOM_HID_WD_CONTROLPANEL:
2118 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2119 		features->device_type |= WACOM_DEVICETYPE_PAD;
2120 		break;
2121 	case WACOM_HID_WD_MODE_CHANGE:
2122 		/* do not overwrite previous data */
2123 		if (!wacom_wac->has_mode_change) {
2124 			wacom_wac->has_mode_change = true;
2125 			wacom_wac->is_direct_mode = true;
2126 		}
2127 		features->device_type |= WACOM_DEVICETYPE_PAD;
2128 		break;
2129 	}
2130 
2131 	switch (equivalent_usage & 0xfffffff0) {
2132 	case WACOM_HID_WD_EXPRESSKEY00:
2133 		wacom_map_usage(input, usage, field, EV_KEY,
2134 				wacom_numbered_button_to_key(features->numbered_buttons),
2135 				0);
2136 		features->numbered_buttons++;
2137 		features->device_type |= WACOM_DEVICETYPE_PAD;
2138 		break;
2139 	}
2140 }
2141 
2142 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2143 		struct hid_usage *usage, __s32 value)
2144 {
2145 	struct wacom *wacom = hid_get_drvdata(hdev);
2146 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2147 	struct input_dev *input = wacom_wac->pad_input;
2148 	struct wacom_features *features = &wacom_wac->features;
2149 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2150 	int i;
2151 	bool do_report = false;
2152 
2153 	/*
2154 	 * Avoid reporting this event and setting inrange_state if this usage
2155 	 * hasn't been mapped.
2156 	 */
2157 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2158 		return;
2159 
2160 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2161 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
2162 			wacom_wac->hid_data.inrange_state |= value;
2163 	}
2164 
2165 	/* Process touch switch state first since it is reported through touch interface,
2166 	 * which is indepentent of pad interface. In the case when there are no other pad
2167 	 * events, the pad interface will not even be created.
2168 	 */
2169 	if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2170 	   (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2171 		if (wacom_wac->shared->touch_input) {
2172 			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2173 
2174 			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2175 				*is_touch_on = !(*is_touch_on);
2176 			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2177 				*is_touch_on = value;
2178 
2179 			input_report_switch(wacom_wac->shared->touch_input,
2180 					    SW_MUTE_DEVICE, !(*is_touch_on));
2181 			input_sync(wacom_wac->shared->touch_input);
2182 		}
2183 		return;
2184 	}
2185 
2186 	if (!input)
2187 		return;
2188 
2189 	switch (equivalent_usage) {
2190 	case WACOM_HID_WD_TOUCHRING:
2191 		/*
2192 		 * Userspace expects touchrings to increase in value with
2193 		 * clockwise gestures and have their zero point at the
2194 		 * tablet's left. HID events "should" be clockwise-
2195 		 * increasing and zero at top, though the MobileStudio
2196 		 * Pro and 2nd-gen Intuos Pro don't do this...
2197 		 */
2198 		if (hdev->vendor == 0x56a &&
2199 		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2200 		     hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2201 		     hdev->product == 0x392 ||				  /* Intuos Pro 2 */
2202 		     hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2203 		     hdev->product == 0x3AA)) {				  /* MobileStudio Pro */
2204 			value = (field->logical_maximum - value);
2205 
2206 			if (hdev->product == 0x357 || hdev->product == 0x358 ||
2207 			    hdev->product == 0x392)
2208 				value = wacom_offset_rotation(input, usage, value, 3, 16);
2209 			else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2210 				 hdev->product == 0x398 || hdev->product == 0x399 ||
2211 				 hdev->product == 0x3AA)
2212 				value = wacom_offset_rotation(input, usage, value, 1, 2);
2213 		}
2214 		else {
2215 			value = wacom_offset_rotation(input, usage, value, 1, 4);
2216 		}
2217 		do_report = true;
2218 		break;
2219 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2220 		if (!value)
2221 			input_event(input, usage->type, usage->code, 0);
2222 		break;
2223 
2224 	case WACOM_HID_WD_MODE_CHANGE:
2225 		if (wacom_wac->is_direct_mode != value) {
2226 			wacom_wac->is_direct_mode = value;
2227 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2228 		}
2229 		break;
2230 
2231 	case WACOM_HID_WD_BUTTONCENTER:
2232 		for (i = 0; i < wacom->led.count; i++)
2233 			wacom_update_led(wacom, features->numbered_buttons,
2234 					 value, i);
2235 		fallthrough;
2236 	default:
2237 		do_report = true;
2238 		break;
2239 	}
2240 
2241 	if (do_report) {
2242 		input_event(input, usage->type, usage->code, value);
2243 		if (value)
2244 			wacom_wac->hid_data.pad_input_event_flag = true;
2245 	}
2246 }
2247 
2248 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2249 		struct hid_report *report)
2250 {
2251 	struct wacom *wacom = hid_get_drvdata(hdev);
2252 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2253 
2254 	wacom_wac->hid_data.inrange_state = 0;
2255 }
2256 
2257 static void wacom_wac_pad_report(struct hid_device *hdev,
2258 		struct hid_report *report, struct hid_field *field)
2259 {
2260 	struct wacom *wacom = hid_get_drvdata(hdev);
2261 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2262 	struct input_dev *input = wacom_wac->pad_input;
2263 	bool active = wacom_wac->hid_data.inrange_state != 0;
2264 
2265 	/* report prox for expresskey events */
2266 	if (wacom_wac->hid_data.pad_input_event_flag) {
2267 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2268 		input_sync(input);
2269 		if (!active)
2270 			wacom_wac->hid_data.pad_input_event_flag = false;
2271 	}
2272 }
2273 
2274 static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2275 {
2276 	struct input_dev *input = wacom_wac->pen_input;
2277 	struct wacom_features *features = &wacom_wac->features;
2278 
2279 	if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2280 	    wacom_wac->hid_data.barrelswitch &&
2281 	    wacom_wac->hid_data.barrelswitch2 &&
2282 	    wacom_wac->hid_data.serialhi &&
2283 	    !wacom_wac->hid_data.barrelswitch3) {
2284 		input_set_capability(input, EV_KEY, BTN_STYLUS3);
2285 		features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2286 	}
2287 }
2288 
2289 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2290 		struct hid_field *field, struct hid_usage *usage)
2291 {
2292 	struct wacom *wacom = hid_get_drvdata(hdev);
2293 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2294 	struct wacom_features *features = &wacom_wac->features;
2295 	struct input_dev *input = wacom_wac->pen_input;
2296 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2297 
2298 	switch (equivalent_usage) {
2299 	case HID_GD_X:
2300 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2301 		break;
2302 	case HID_GD_Y:
2303 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2304 		break;
2305 	case WACOM_HID_WD_DISTANCE:
2306 	case HID_GD_Z:
2307 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2308 		break;
2309 	case HID_DG_TIPPRESSURE:
2310 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2311 		break;
2312 	case HID_DG_INRANGE:
2313 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2314 		break;
2315 	case HID_DG_INVERT:
2316 		wacom_map_usage(input, usage, field, EV_KEY,
2317 				BTN_TOOL_RUBBER, 0);
2318 		break;
2319 	case HID_DG_TILT_X:
2320 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2321 		break;
2322 	case HID_DG_TILT_Y:
2323 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2324 		break;
2325 	case HID_DG_TWIST:
2326 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2327 		break;
2328 	case HID_DG_ERASER:
2329 		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2330 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2331 		break;
2332 	case HID_DG_TIPSWITCH:
2333 		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2334 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2335 		break;
2336 	case HID_DG_BARRELSWITCH:
2337 		wacom_wac->hid_data.barrelswitch = true;
2338 		wacom_set_barrel_switch3_usage(wacom_wac);
2339 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2340 		break;
2341 	case HID_DG_BARRELSWITCH2:
2342 		wacom_wac->hid_data.barrelswitch2 = true;
2343 		wacom_set_barrel_switch3_usage(wacom_wac);
2344 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2345 		break;
2346 	case HID_DG_TOOLSERIALNUMBER:
2347 		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2348 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2349 		break;
2350 	case HID_DG_SCANTIME:
2351 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2352 		break;
2353 	case WACOM_HID_WD_SENSE:
2354 		features->quirks |= WACOM_QUIRK_SENSE;
2355 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2356 		break;
2357 	case WACOM_HID_WD_SERIALHI:
2358 		wacom_wac->hid_data.serialhi = true;
2359 		wacom_set_barrel_switch3_usage(wacom_wac);
2360 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2361 		break;
2362 	case WACOM_HID_WD_FINGERWHEEL:
2363 		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2364 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2365 		break;
2366 	case WACOM_HID_WD_BARRELSWITCH3:
2367 		wacom_wac->hid_data.barrelswitch3 = true;
2368 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2369 		features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2370 		break;
2371 	case WACOM_HID_WD_SEQUENCENUMBER:
2372 		wacom_wac->hid_data.sequence_number = -1;
2373 		break;
2374 	}
2375 }
2376 
2377 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2378 		struct hid_usage *usage, __s32 value)
2379 {
2380 	struct wacom *wacom = hid_get_drvdata(hdev);
2381 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2382 	struct wacom_features *features = &wacom_wac->features;
2383 	struct input_dev *input = wacom_wac->pen_input;
2384 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2385 
2386 	if (wacom_wac->is_invalid_bt_frame)
2387 		return;
2388 
2389 	switch (equivalent_usage) {
2390 	case HID_GD_Z:
2391 		/*
2392 		 * HID_GD_Z "should increase as the control's position is
2393 		 * moved from high to low", while ABS_DISTANCE instead
2394 		 * increases in value as the tool moves from low to high.
2395 		 */
2396 		value = field->logical_maximum - value;
2397 		break;
2398 	case HID_DG_INRANGE:
2399 		mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2400 		wacom_wac->hid_data.inrange_state = value;
2401 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2402 			wacom_wac->hid_data.sense_state = value;
2403 		return;
2404 	case HID_DG_INVERT:
2405 		wacom_wac->hid_data.invert_state = value;
2406 		return;
2407 	case HID_DG_ERASER:
2408 	case HID_DG_TIPSWITCH:
2409 		wacom_wac->hid_data.tipswitch |= value;
2410 		return;
2411 	case HID_DG_BARRELSWITCH:
2412 		wacom_wac->hid_data.barrelswitch = value;
2413 		return;
2414 	case HID_DG_BARRELSWITCH2:
2415 		wacom_wac->hid_data.barrelswitch2 = value;
2416 		return;
2417 	case HID_DG_TOOLSERIALNUMBER:
2418 		if (value) {
2419 			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2420 			wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2421 		}
2422 		return;
2423 	case HID_DG_TWIST:
2424 		/* don't modify the value if the pen doesn't support the feature */
2425 		if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2426 
2427 		/*
2428 		 * Userspace expects pen twist to have its zero point when
2429 		 * the buttons/finger is on the tablet's left. HID values
2430 		 * are zero when buttons are toward the top.
2431 		 */
2432 		value = wacom_offset_rotation(input, usage, value, 1, 4);
2433 		break;
2434 	case WACOM_HID_WD_SENSE:
2435 		wacom_wac->hid_data.sense_state = value;
2436 		return;
2437 	case WACOM_HID_WD_SERIALHI:
2438 		if (value) {
2439 			__u32 raw_value = wacom_s32tou(value, field->report_size);
2440 
2441 			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2442 			wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2443 			/*
2444 			 * Non-USI EMR devices may contain additional tool type
2445 			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2446 			 * more details.
2447 			 */
2448 			if (value >> 20 == 1) {
2449 				wacom_wac->id[0] |= raw_value & 0xFFFFF;
2450 			}
2451 		}
2452 		return;
2453 	case WACOM_HID_WD_TOOLTYPE:
2454 		/*
2455 		 * Some devices (MobileStudio Pro, and possibly later
2456 		 * devices as well) do not return the complete tool
2457 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2458 		 * bitwise OR so the complete value can be built
2459 		 * up over time :(
2460 		 */
2461 		wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2462 		return;
2463 	case WACOM_HID_WD_OFFSETLEFT:
2464 		if (features->offset_left && value != features->offset_left)
2465 			hid_warn(hdev, "%s: overriding existing left offset "
2466 				 "%d -> %d\n", __func__, value,
2467 				 features->offset_left);
2468 		features->offset_left = value;
2469 		return;
2470 	case WACOM_HID_WD_OFFSETRIGHT:
2471 		if (features->offset_right && value != features->offset_right)
2472 			hid_warn(hdev, "%s: overriding existing right offset "
2473 				 "%d -> %d\n", __func__, value,
2474 				 features->offset_right);
2475 		features->offset_right = value;
2476 		return;
2477 	case WACOM_HID_WD_OFFSETTOP:
2478 		if (features->offset_top && value != features->offset_top)
2479 			hid_warn(hdev, "%s: overriding existing top offset "
2480 				 "%d -> %d\n", __func__, value,
2481 				 features->offset_top);
2482 		features->offset_top = value;
2483 		return;
2484 	case WACOM_HID_WD_OFFSETBOTTOM:
2485 		if (features->offset_bottom && value != features->offset_bottom)
2486 			hid_warn(hdev, "%s: overriding existing bottom offset "
2487 				 "%d -> %d\n", __func__, value,
2488 				 features->offset_bottom);
2489 		features->offset_bottom = value;
2490 		return;
2491 	case WACOM_HID_WD_REPORT_VALID:
2492 		wacom_wac->is_invalid_bt_frame = !value;
2493 		return;
2494 	case WACOM_HID_WD_BARRELSWITCH3:
2495 		wacom_wac->hid_data.barrelswitch3 = value;
2496 		return;
2497 	case WACOM_HID_WD_SEQUENCENUMBER:
2498 		if (wacom_wac->hid_data.sequence_number != value &&
2499 		    wacom_wac->hid_data.sequence_number >= 0) {
2500 			int sequence_size = field->logical_maximum - field->logical_minimum + 1;
2501 			int drop_count = (value - wacom_wac->hid_data.sequence_number) % sequence_size;
2502 			hid_warn(hdev, "Dropped %d packets", drop_count);
2503 		}
2504 		wacom_wac->hid_data.sequence_number = value + 1;
2505 		if (wacom_wac->hid_data.sequence_number > field->logical_maximum)
2506 			wacom_wac->hid_data.sequence_number = field->logical_minimum;
2507 		return;
2508 	}
2509 
2510 	/* send pen events only when touch is up or forced out
2511 	 * or touch arbitration is off
2512 	 */
2513 	if (!usage->type || delay_pen_events(wacom_wac))
2514 		return;
2515 
2516 	/* send pen events only when the pen is in range */
2517 	if (wacom_wac->hid_data.inrange_state)
2518 		input_event(input, usage->type, usage->code, value);
2519 	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2520 		input_event(input, usage->type, usage->code, 0);
2521 }
2522 
2523 static void wacom_wac_pen_pre_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 
2529 	wacom_wac->is_invalid_bt_frame = false;
2530 	return;
2531 }
2532 
2533 static void wacom_wac_pen_report(struct hid_device *hdev,
2534 		struct hid_report *report)
2535 {
2536 	struct wacom *wacom = hid_get_drvdata(hdev);
2537 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2538 	struct input_dev *input = wacom_wac->pen_input;
2539 	bool range = wacom_wac->hid_data.inrange_state;
2540 	bool sense = wacom_wac->hid_data.sense_state;
2541 
2542 	if (wacom_wac->is_invalid_bt_frame)
2543 		return;
2544 
2545 	if (!wacom_wac->tool[0] && range) { /* first in range */
2546 		/* Going into range select tool */
2547 		if (wacom_wac->hid_data.invert_state)
2548 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2549 		else if (wacom_wac->id[0])
2550 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2551 		else
2552 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2553 	}
2554 
2555 	/* keep pen state for touch events */
2556 	wacom_wac->shared->stylus_in_proximity = sense;
2557 
2558 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2559 		int id = wacom_wac->id[0];
2560 		if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2561 			int sw_state = wacom_wac->hid_data.barrelswitch |
2562 				       (wacom_wac->hid_data.barrelswitch2 << 1);
2563 			wacom_wac->hid_data.barrelswitch = sw_state == 1;
2564 			wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2565 			wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2566 		}
2567 		input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2568 		input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2569 		input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2570 
2571 		/*
2572 		 * Non-USI EMR tools should have their IDs mangled to
2573 		 * match the legacy behavior of wacom_intuos_general
2574 		 */
2575 		if (wacom_wac->serial[0] >> 52 == 1)
2576 			id = wacom_intuos_id_mangle(id);
2577 
2578 		/*
2579 		 * To ensure compatibility with xf86-input-wacom, we should
2580 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2581 		 * MSC_SERIAL events.
2582 		 */
2583 		input_report_key(input, BTN_TOUCH,
2584 				wacom_wac->hid_data.tipswitch);
2585 		input_report_key(input, wacom_wac->tool[0], sense);
2586 		if (wacom_wac->serial[0]) {
2587 			/*
2588 			 * xf86-input-wacom does not accept a serial number
2589 			 * of '0'. Report the low 32 bits if possible, but
2590 			 * if they are zero, report the upper ones instead.
2591 			 */
2592 			__u32 serial_lo = wacom_wac->serial[0] & 0xFFFFFFFFu;
2593 			__u32 serial_hi = wacom_wac->serial[0] >> 32;
2594 			input_event(input, EV_MSC, MSC_SERIAL, (int)(serial_lo ? serial_lo : serial_hi));
2595 			input_report_abs(input, ABS_MISC, sense ? id : 0);
2596 		}
2597 
2598 		wacom_wac->hid_data.tipswitch = false;
2599 
2600 		input_sync(input);
2601 	}
2602 
2603 	if (!sense) {
2604 		wacom_wac->tool[0] = 0;
2605 		wacom_wac->id[0] = 0;
2606 		wacom_wac->serial[0] = 0;
2607 	}
2608 }
2609 
2610 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2611 		struct hid_field *field, struct hid_usage *usage)
2612 {
2613 	struct wacom *wacom = hid_get_drvdata(hdev);
2614 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2615 	struct input_dev *input = wacom_wac->touch_input;
2616 	unsigned touch_max = wacom_wac->features.touch_max;
2617 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2618 
2619 	switch (equivalent_usage) {
2620 	case HID_GD_X:
2621 		if (touch_max == 1)
2622 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2623 		else
2624 			wacom_map_usage(input, usage, field, EV_ABS,
2625 					ABS_MT_POSITION_X, 4);
2626 		break;
2627 	case HID_GD_Y:
2628 		if (touch_max == 1)
2629 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2630 		else
2631 			wacom_map_usage(input, usage, field, EV_ABS,
2632 					ABS_MT_POSITION_Y, 4);
2633 		break;
2634 	case HID_DG_WIDTH:
2635 	case HID_DG_HEIGHT:
2636 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2637 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2638 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2639 		break;
2640 	case HID_DG_TIPSWITCH:
2641 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2642 		break;
2643 	case HID_DG_CONTACTCOUNT:
2644 		wacom_wac->hid_data.cc_report = field->report->id;
2645 		wacom_wac->hid_data.cc_index = field->index;
2646 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2647 		break;
2648 	case HID_DG_CONTACTID:
2649 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2650 			/*
2651 			 * The HID descriptor for G11 sensors leaves logical
2652 			 * maximum set to '1' despite it being a multitouch
2653 			 * device. Override to a sensible number.
2654 			 */
2655 			field->logical_maximum = 255;
2656 		}
2657 		break;
2658 	case HID_DG_SCANTIME:
2659 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2660 		break;
2661 	}
2662 }
2663 
2664 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2665 		struct input_dev *input)
2666 {
2667 	struct hid_data *hid_data = &wacom_wac->hid_data;
2668 	bool mt = wacom_wac->features.touch_max > 1;
2669 	bool touch_down = hid_data->tipswitch && hid_data->confidence;
2670 	bool prox = touch_down && report_touch_events(wacom_wac);
2671 
2672 	if (touch_is_muted(wacom_wac)) {
2673 		if (!wacom_wac->shared->touch_down)
2674 			return;
2675 		prox = false;
2676 	}
2677 
2678 	wacom_wac->hid_data.num_received++;
2679 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2680 		return;
2681 
2682 	if (mt) {
2683 		int slot;
2684 
2685 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2686 		if (slot < 0) {
2687 			return;
2688 		} else {
2689 			struct input_mt_slot *ps = &input->mt->slots[slot];
2690 			int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2691 
2692 			if (!prox && mt_id < 0) {
2693 				// No data to send for this slot; short-circuit
2694 				return;
2695 			}
2696 		}
2697 
2698 		input_mt_slot(input, slot);
2699 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2700 	}
2701 	else {
2702 		input_report_key(input, BTN_TOUCH, prox);
2703 	}
2704 
2705 	if (prox) {
2706 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2707 				 hid_data->x);
2708 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2709 				 hid_data->y);
2710 
2711 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2712 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2713 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2714 			if (hid_data->width != hid_data->height)
2715 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2716 		}
2717 	}
2718 }
2719 
2720 static void wacom_wac_finger_event(struct hid_device *hdev,
2721 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2722 {
2723 	struct wacom *wacom = hid_get_drvdata(hdev);
2724 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2725 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2726 	struct wacom_features *features = &wacom->wacom_wac.features;
2727 
2728 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2729 		return;
2730 
2731 	if (wacom_wac->is_invalid_bt_frame)
2732 		return;
2733 
2734 	switch (equivalent_usage) {
2735 	case HID_DG_CONFIDENCE:
2736 		wacom_wac->hid_data.confidence = value;
2737 		break;
2738 	case HID_GD_X:
2739 		wacom_wac->hid_data.x = value;
2740 		break;
2741 	case HID_GD_Y:
2742 		wacom_wac->hid_data.y = value;
2743 		break;
2744 	case HID_DG_WIDTH:
2745 		wacom_wac->hid_data.width = value;
2746 		break;
2747 	case HID_DG_HEIGHT:
2748 		wacom_wac->hid_data.height = value;
2749 		break;
2750 	case HID_DG_CONTACTID:
2751 		wacom_wac->hid_data.id = value;
2752 		break;
2753 	case HID_DG_TIPSWITCH:
2754 		wacom_wac->hid_data.tipswitch = value;
2755 		break;
2756 	case WACOM_HID_WT_REPORT_VALID:
2757 		wacom_wac->is_invalid_bt_frame = !value;
2758 		return;
2759 	case HID_DG_CONTACTMAX:
2760 		if (!features->touch_max) {
2761 			features->touch_max = value;
2762 		} else {
2763 			hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2764 				 "%d -> %d\n", __func__, features->touch_max, value);
2765 		}
2766 		return;
2767 	}
2768 
2769 	if (usage->usage_index + 1 == field->report_count) {
2770 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2771 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2772 	}
2773 }
2774 
2775 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2776 		struct hid_report *report)
2777 {
2778 	struct wacom *wacom = hid_get_drvdata(hdev);
2779 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2780 	struct hid_data* hid_data = &wacom_wac->hid_data;
2781 	int i;
2782 
2783 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2784 		return;
2785 
2786 	wacom_wac->is_invalid_bt_frame = false;
2787 
2788 	hid_data->confidence = true;
2789 
2790 	hid_data->cc_report = 0;
2791 	hid_data->cc_index = -1;
2792 	hid_data->cc_value_index = -1;
2793 
2794 	for (i = 0; i < report->maxfield; i++) {
2795 		struct hid_field *field = report->field[i];
2796 		int j;
2797 
2798 		for (j = 0; j < field->maxusage; j++) {
2799 			struct hid_usage *usage = &field->usage[j];
2800 			unsigned int equivalent_usage =
2801 				wacom_equivalent_usage(usage->hid);
2802 
2803 			switch (equivalent_usage) {
2804 			case HID_GD_X:
2805 			case HID_GD_Y:
2806 			case HID_DG_WIDTH:
2807 			case HID_DG_HEIGHT:
2808 			case HID_DG_CONTACTID:
2809 			case HID_DG_INRANGE:
2810 			case HID_DG_INVERT:
2811 			case HID_DG_TIPSWITCH:
2812 				hid_data->last_slot_field = equivalent_usage;
2813 				break;
2814 			case HID_DG_CONTACTCOUNT:
2815 				hid_data->cc_report = report->id;
2816 				hid_data->cc_index = i;
2817 				hid_data->cc_value_index = j;
2818 				break;
2819 			}
2820 		}
2821 	}
2822 
2823 	if (hid_data->cc_report != 0 &&
2824 	    hid_data->cc_index >= 0) {
2825 		struct hid_field *field = report->field[hid_data->cc_index];
2826 		int value = field->value[hid_data->cc_value_index];
2827 		if (value) {
2828 			hid_data->num_expected = value;
2829 			hid_data->num_received = 0;
2830 		}
2831 	}
2832 	else {
2833 		hid_data->num_expected = wacom_wac->features.touch_max;
2834 		hid_data->num_received = 0;
2835 	}
2836 }
2837 
2838 static void wacom_wac_finger_report(struct hid_device *hdev,
2839 		struct hid_report *report)
2840 {
2841 	struct wacom *wacom = hid_get_drvdata(hdev);
2842 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2843 	struct input_dev *input = wacom_wac->touch_input;
2844 	unsigned touch_max = wacom_wac->features.touch_max;
2845 
2846 	/* if there was nothing to process, don't send an empty sync */
2847 	if (wacom_wac->hid_data.num_expected == 0)
2848 		return;
2849 
2850 	/* If more packets of data are expected, give us a chance to
2851 	 * process them rather than immediately syncing a partial
2852 	 * update.
2853 	 */
2854 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2855 		return;
2856 
2857 	if (touch_max > 1)
2858 		input_mt_sync_frame(input);
2859 
2860 	input_sync(input);
2861 	wacom_wac->hid_data.num_received = 0;
2862 	wacom_wac->hid_data.num_expected = 0;
2863 
2864 	/* keep touch state for pen event */
2865 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2866 }
2867 
2868 void wacom_wac_usage_mapping(struct hid_device *hdev,
2869 		struct hid_field *field, struct hid_usage *usage)
2870 {
2871 	struct wacom *wacom = hid_get_drvdata(hdev);
2872 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2873 	struct wacom_features *features = &wacom_wac->features;
2874 
2875 	if (WACOM_DIRECT_DEVICE(field))
2876 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2877 
2878 	/* usage tests must precede field tests */
2879 	if (WACOM_BATTERY_USAGE(usage))
2880 		wacom_wac_battery_usage_mapping(hdev, field, usage);
2881 	else if (WACOM_PAD_FIELD(field))
2882 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2883 	else if (WACOM_PEN_FIELD(field))
2884 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2885 	else if (WACOM_FINGER_FIELD(field))
2886 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2887 }
2888 
2889 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2890 		struct hid_usage *usage, __s32 value)
2891 {
2892 	struct wacom *wacom = hid_get_drvdata(hdev);
2893 
2894 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2895 		return;
2896 
2897 	if (value > field->logical_maximum || value < field->logical_minimum)
2898 		return;
2899 
2900 	/* usage tests must precede field tests */
2901 	if (WACOM_BATTERY_USAGE(usage))
2902 		wacom_wac_battery_event(hdev, field, usage, value);
2903 	else if (WACOM_PAD_FIELD(field))
2904 		wacom_wac_pad_event(hdev, field, usage, value);
2905 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2906 		wacom_wac_pen_event(hdev, field, usage, value);
2907 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2908 		wacom_wac_finger_event(hdev, field, usage, value);
2909 }
2910 
2911 static void wacom_report_events(struct hid_device *hdev,
2912 				struct hid_report *report, int collection_index,
2913 				int field_index)
2914 {
2915 	int r;
2916 
2917 	for (r = field_index; r < report->maxfield; r++) {
2918 		struct hid_field *field;
2919 		unsigned count, n;
2920 
2921 		field = report->field[r];
2922 		count = field->report_count;
2923 
2924 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2925 			continue;
2926 
2927 		for (n = 0 ; n < count; n++) {
2928 			if (field->usage[n].collection_index == collection_index)
2929 				wacom_wac_event(hdev, field, &field->usage[n],
2930 						field->value[n]);
2931 			else
2932 				return;
2933 		}
2934 	}
2935 }
2936 
2937 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2938 			 int collection_index, struct hid_field *field,
2939 			 int field_index)
2940 {
2941 	struct wacom *wacom = hid_get_drvdata(hdev);
2942 
2943 	wacom_report_events(hdev, report, collection_index, field_index);
2944 
2945 	/*
2946 	 * Non-input reports may be sent prior to the device being
2947 	 * completely initialized. Since only their events need
2948 	 * to be processed, exit after 'wacom_report_events' has
2949 	 * been called to prevent potential crashes in the report-
2950 	 * processing functions.
2951 	 */
2952 	if (report->type != HID_INPUT_REPORT)
2953 		return -1;
2954 
2955 	if (WACOM_PAD_FIELD(field))
2956 		return 0;
2957 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2958 		wacom_wac_pen_report(hdev, report);
2959 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2960 		wacom_wac_finger_report(hdev, report);
2961 
2962 	return 0;
2963 }
2964 
2965 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2966 {
2967 	struct wacom *wacom = hid_get_drvdata(hdev);
2968 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2969 	struct hid_field *field;
2970 	bool pad_in_hid_field = false, pen_in_hid_field = false,
2971 		finger_in_hid_field = false, true_pad = false;
2972 	int r;
2973 	int prev_collection = -1;
2974 
2975 	if (wacom_wac->features.type != HID_GENERIC)
2976 		return;
2977 
2978 	for (r = 0; r < report->maxfield; r++) {
2979 		field = report->field[r];
2980 
2981 		if (WACOM_PAD_FIELD(field))
2982 			pad_in_hid_field = true;
2983 		if (WACOM_PEN_FIELD(field))
2984 			pen_in_hid_field = true;
2985 		if (WACOM_FINGER_FIELD(field))
2986 			finger_in_hid_field = true;
2987 		if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
2988 			true_pad = true;
2989 	}
2990 
2991 	wacom_wac_battery_pre_report(hdev, report);
2992 
2993 	if (pad_in_hid_field && wacom->wacom_wac.pad_input)
2994 		wacom_wac_pad_pre_report(hdev, report);
2995 	if (pen_in_hid_field && wacom->wacom_wac.pen_input)
2996 		wacom_wac_pen_pre_report(hdev, report);
2997 	if (finger_in_hid_field && wacom->wacom_wac.touch_input)
2998 		wacom_wac_finger_pre_report(hdev, report);
2999 
3000 	for (r = 0; r < report->maxfield; r++) {
3001 		field = report->field[r];
3002 
3003 		if (field->usage[0].collection_index != prev_collection) {
3004 			if (wacom_wac_collection(hdev, report,
3005 				field->usage[0].collection_index, field, r) < 0)
3006 				return;
3007 			prev_collection = field->usage[0].collection_index;
3008 		}
3009 	}
3010 
3011 	wacom_wac_battery_report(hdev, report);
3012 
3013 	if (true_pad && wacom->wacom_wac.pad_input)
3014 		wacom_wac_pad_report(hdev, report, field);
3015 }
3016 
3017 static int wacom_bpt_touch(struct wacom_wac *wacom)
3018 {
3019 	struct wacom_features *features = &wacom->features;
3020 	struct input_dev *input = wacom->touch_input;
3021 	struct input_dev *pad_input = wacom->pad_input;
3022 	unsigned char *data = wacom->data;
3023 	int i;
3024 
3025 	if (data[0] != 0x02)
3026 	    return 0;
3027 
3028 	for (i = 0; i < 2; i++) {
3029 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
3030 		bool touch = report_touch_events(wacom)
3031 			   && (data[offset + 3] & 0x80);
3032 
3033 		input_mt_slot(input, i);
3034 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3035 		if (touch) {
3036 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
3037 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
3038 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
3039 				x <<= 5;
3040 				y <<= 5;
3041 			}
3042 			input_report_abs(input, ABS_MT_POSITION_X, x);
3043 			input_report_abs(input, ABS_MT_POSITION_Y, y);
3044 		}
3045 	}
3046 
3047 	input_mt_sync_frame(input);
3048 
3049 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3050 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3051 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3052 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3053 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3054 
3055 	return 1;
3056 }
3057 
3058 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3059 {
3060 	struct wacom_features *features = &wacom->features;
3061 	struct input_dev *input = wacom->touch_input;
3062 	bool touch = data[1] & 0x80;
3063 	int slot = input_mt_get_slot_by_key(input, data[0]);
3064 
3065 	if (slot < 0)
3066 		return;
3067 
3068 	touch = touch && report_touch_events(wacom);
3069 
3070 	input_mt_slot(input, slot);
3071 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3072 
3073 	if (touch) {
3074 		int x = (data[2] << 4) | (data[4] >> 4);
3075 		int y = (data[3] << 4) | (data[4] & 0x0f);
3076 		int width, height;
3077 
3078 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3079 			width  = data[5] * 100;
3080 			height = data[6] * 100;
3081 		} else {
3082 			/*
3083 			 * "a" is a scaled-down area which we assume is
3084 			 * roughly circular and which can be described as:
3085 			 * a=(pi*r^2)/C.
3086 			 */
3087 			int a = data[5];
3088 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3089 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3090 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3091 			height = width * y_res / x_res;
3092 		}
3093 
3094 		input_report_abs(input, ABS_MT_POSITION_X, x);
3095 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3096 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3097 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3098 	}
3099 }
3100 
3101 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3102 {
3103 	struct input_dev *input = wacom->pad_input;
3104 	struct wacom_features *features = &wacom->features;
3105 
3106 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3107 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3108 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3109 	} else {
3110 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3111 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3112 	}
3113 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3114 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3115 }
3116 
3117 static int wacom_bpt3_touch(struct wacom_wac *wacom)
3118 {
3119 	unsigned char *data = wacom->data;
3120 	int count = data[1] & 0x07;
3121 	int  touch_changed = 0, i;
3122 
3123 	if (data[0] != 0x02)
3124 	    return 0;
3125 
3126 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3127 	for (i = 0; i < count; i++) {
3128 		int offset = (8 * i) + 2;
3129 		int msg_id = data[offset];
3130 
3131 		if (msg_id >= 2 && msg_id <= 17) {
3132 			wacom_bpt3_touch_msg(wacom, data + offset);
3133 			touch_changed++;
3134 		} else if (msg_id == 128)
3135 			wacom_bpt3_button_msg(wacom, data + offset);
3136 
3137 	}
3138 
3139 	/* only update touch if we actually have a touchpad and touch data changed */
3140 	if (wacom->touch_input && touch_changed) {
3141 		input_mt_sync_frame(wacom->touch_input);
3142 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3143 	}
3144 
3145 	return 1;
3146 }
3147 
3148 static int wacom_bpt_pen(struct wacom_wac *wacom)
3149 {
3150 	struct wacom_features *features = &wacom->features;
3151 	struct input_dev *input = wacom->pen_input;
3152 	unsigned char *data = wacom->data;
3153 	int x = 0, y = 0, p = 0, d = 0;
3154 	bool pen = false, btn1 = false, btn2 = false;
3155 	bool range, prox, rdy;
3156 
3157 	if (data[0] != WACOM_REPORT_PENABLED)
3158 	    return 0;
3159 
3160 	range = (data[1] & 0x80) == 0x80;
3161 	prox = (data[1] & 0x40) == 0x40;
3162 	rdy = (data[1] & 0x20) == 0x20;
3163 
3164 	wacom->shared->stylus_in_proximity = range;
3165 	if (delay_pen_events(wacom))
3166 		return 0;
3167 
3168 	if (rdy) {
3169 		p = le16_to_cpup((__le16 *)&data[6]);
3170 		pen = data[1] & 0x01;
3171 		btn1 = data[1] & 0x02;
3172 		btn2 = data[1] & 0x04;
3173 	}
3174 	if (prox) {
3175 		x = le16_to_cpup((__le16 *)&data[2]);
3176 		y = le16_to_cpup((__le16 *)&data[4]);
3177 
3178 		if (data[1] & 0x08) {
3179 			wacom->tool[0] = BTN_TOOL_RUBBER;
3180 			wacom->id[0] = ERASER_DEVICE_ID;
3181 		} else {
3182 			wacom->tool[0] = BTN_TOOL_PEN;
3183 			wacom->id[0] = STYLUS_DEVICE_ID;
3184 		}
3185 		wacom->reporting_data = true;
3186 	}
3187 	if (range) {
3188 		/*
3189 		 * Convert distance from out prox to distance from tablet.
3190 		 * distance will be greater than distance_max once
3191 		 * touching and applying pressure; do not report negative
3192 		 * distance.
3193 		 */
3194 		if (data[8] <= features->distance_max)
3195 			d = features->distance_max - data[8];
3196 	} else {
3197 		wacom->id[0] = 0;
3198 	}
3199 
3200 	if (wacom->reporting_data) {
3201 		input_report_key(input, BTN_TOUCH, pen);
3202 		input_report_key(input, BTN_STYLUS, btn1);
3203 		input_report_key(input, BTN_STYLUS2, btn2);
3204 
3205 		if (prox || !range) {
3206 			input_report_abs(input, ABS_X, x);
3207 			input_report_abs(input, ABS_Y, y);
3208 		}
3209 		input_report_abs(input, ABS_PRESSURE, p);
3210 		input_report_abs(input, ABS_DISTANCE, d);
3211 
3212 		input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3213 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3214 	}
3215 
3216 	if (!range) {
3217 		wacom->reporting_data = false;
3218 	}
3219 
3220 	return 1;
3221 }
3222 
3223 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3224 {
3225 	struct wacom_features *features = &wacom->features;
3226 
3227 	if ((features->type == INTUOSHT2) &&
3228 	    (features->device_type & WACOM_DEVICETYPE_PEN))
3229 		return wacom_intuos_irq(wacom);
3230 	else if (len == WACOM_PKGLEN_BBTOUCH)
3231 		return wacom_bpt_touch(wacom);
3232 	else if (len == WACOM_PKGLEN_BBTOUCH3)
3233 		return wacom_bpt3_touch(wacom);
3234 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3235 		return wacom_bpt_pen(wacom);
3236 
3237 	return 0;
3238 }
3239 
3240 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3241 		unsigned char *data)
3242 {
3243 	unsigned char prefix;
3244 
3245 	/*
3246 	 * We need to reroute the event from the debug interface to the
3247 	 * pen interface.
3248 	 * We need to add the report ID to the actual pen report, so we
3249 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
3250 	 * and memcpy the report.
3251 	 */
3252 	prefix = data[0];
3253 	data[0] = WACOM_REPORT_BPAD_PEN;
3254 
3255 	/*
3256 	 * actually reroute the event.
3257 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
3258 	 * will check for us.
3259 	 */
3260 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3261 			 WACOM_PKGLEN_PENABLED, 1);
3262 
3263 	data[0] = prefix;
3264 }
3265 
3266 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3267 		unsigned char *data)
3268 {
3269 	struct input_dev *input = wacom->touch_input;
3270 	unsigned char *finger_data, prefix;
3271 	unsigned id;
3272 	int x, y;
3273 	bool valid;
3274 
3275 	prefix = data[0];
3276 
3277 	for (id = 0; id < wacom->features.touch_max; id++) {
3278 		valid = !!(prefix & BIT(id)) &&
3279 			report_touch_events(wacom);
3280 
3281 		input_mt_slot(input, id);
3282 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3283 
3284 		if (!valid)
3285 			continue;
3286 
3287 		finger_data = data + 1 + id * 3;
3288 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3289 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3290 
3291 		input_report_abs(input, ABS_MT_POSITION_X, x);
3292 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3293 	}
3294 
3295 	input_mt_sync_frame(input);
3296 
3297 	input_report_key(input, BTN_LEFT, prefix & 0x40);
3298 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3299 
3300 	/* keep touch state for pen event */
3301 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3302 
3303 	return 1;
3304 }
3305 
3306 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3307 {
3308 	unsigned char *data = wacom->data;
3309 
3310 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3311 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3312 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3313 		return 0;
3314 
3315 	if (data[1] & 0x01)
3316 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3317 
3318 	if (data[1] & 0x02)
3319 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3320 
3321 	return 0;
3322 }
3323 
3324 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3325 {
3326 	unsigned char *data = wacom->data;
3327 	int connected;
3328 
3329 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3330 		return 0;
3331 
3332 	connected = data[1] & 0x01;
3333 	if (connected) {
3334 		int pid, battery, charging;
3335 
3336 		if ((wacom->shared->type == INTUOSHT ||
3337 		    wacom->shared->type == INTUOSHT2) &&
3338 		    wacom->shared->touch_input &&
3339 		    wacom->shared->touch_max) {
3340 			input_report_switch(wacom->shared->touch_input,
3341 					SW_MUTE_DEVICE, data[5] & 0x40);
3342 			input_sync(wacom->shared->touch_input);
3343 		}
3344 
3345 		pid = get_unaligned_be16(&data[6]);
3346 		battery = (data[5] & 0x3f) * 100 / 31;
3347 		charging = !!(data[5] & 0x80);
3348 		if (wacom->pid != pid) {
3349 			wacom->pid = pid;
3350 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3351 		}
3352 
3353 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3354 				     battery, charging, 1, 0);
3355 
3356 	} else if (wacom->pid != 0) {
3357 		/* disconnected while previously connected */
3358 		wacom->pid = 0;
3359 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3360 		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3361 	}
3362 
3363 	return 0;
3364 }
3365 
3366 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3367 {
3368 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3369 	struct wacom_features *features = &wacom_wac->features;
3370 	unsigned char *data = wacom_wac->data;
3371 
3372 	if (data[0] != WACOM_REPORT_USB)
3373 		return 0;
3374 
3375 	if ((features->type == INTUOSHT ||
3376 	    features->type == INTUOSHT2) &&
3377 	    wacom_wac->shared->touch_input &&
3378 	    features->touch_max) {
3379 		input_report_switch(wacom_wac->shared->touch_input,
3380 				    SW_MUTE_DEVICE, data[8] & 0x40);
3381 		input_sync(wacom_wac->shared->touch_input);
3382 	}
3383 
3384 	if (data[9] & 0x02) { /* wireless module is attached */
3385 		int battery = (data[8] & 0x3f) * 100 / 31;
3386 		bool charging = !!(data[8] & 0x80);
3387 
3388 		features->quirks |= WACOM_QUIRK_BATTERY;
3389 		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3390 				     battery, charging, battery || charging, 1);
3391 	}
3392 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3393 		 wacom->battery.battery) {
3394 		features->quirks &= ~WACOM_QUIRK_BATTERY;
3395 		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3396 	}
3397 	return 0;
3398 }
3399 
3400 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3401 {
3402 	bool sync;
3403 
3404 	switch (wacom_wac->features.type) {
3405 	case PENPARTNER:
3406 		sync = wacom_penpartner_irq(wacom_wac);
3407 		break;
3408 
3409 	case PL:
3410 		sync = wacom_pl_irq(wacom_wac);
3411 		break;
3412 
3413 	case WACOM_G4:
3414 	case GRAPHIRE:
3415 	case GRAPHIRE_BT:
3416 	case WACOM_MO:
3417 		sync = wacom_graphire_irq(wacom_wac);
3418 		break;
3419 
3420 	case PTU:
3421 		sync = wacom_ptu_irq(wacom_wac);
3422 		break;
3423 
3424 	case DTU:
3425 		sync = wacom_dtu_irq(wacom_wac);
3426 		break;
3427 
3428 	case DTUS:
3429 	case DTUSX:
3430 		sync = wacom_dtus_irq(wacom_wac);
3431 		break;
3432 
3433 	case INTUOS:
3434 	case INTUOS3S:
3435 	case INTUOS3:
3436 	case INTUOS3L:
3437 	case INTUOS4S:
3438 	case INTUOS4:
3439 	case INTUOS4L:
3440 	case CINTIQ:
3441 	case WACOM_BEE:
3442 	case WACOM_13HD:
3443 	case WACOM_21UX2:
3444 	case WACOM_22HD:
3445 	case WACOM_24HD:
3446 	case WACOM_27QHD:
3447 	case DTK:
3448 	case CINTIQ_HYBRID:
3449 	case CINTIQ_COMPANION_2:
3450 		sync = wacom_intuos_irq(wacom_wac);
3451 		break;
3452 
3453 	case INTUOS4WL:
3454 		sync = wacom_intuos_bt_irq(wacom_wac, len);
3455 		break;
3456 
3457 	case WACOM_24HDT:
3458 	case WACOM_27QHDT:
3459 		sync = wacom_24hdt_irq(wacom_wac);
3460 		break;
3461 
3462 	case INTUOS5S:
3463 	case INTUOS5:
3464 	case INTUOS5L:
3465 	case INTUOSPS:
3466 	case INTUOSPM:
3467 	case INTUOSPL:
3468 		if (len == WACOM_PKGLEN_BBTOUCH3)
3469 			sync = wacom_bpt3_touch(wacom_wac);
3470 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3471 			sync = wacom_status_irq(wacom_wac, len);
3472 		else
3473 			sync = wacom_intuos_irq(wacom_wac);
3474 		break;
3475 
3476 	case INTUOSP2_BT:
3477 	case INTUOSP2S_BT:
3478 	case INTUOSHT3_BT:
3479 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3480 		break;
3481 
3482 	case TABLETPC:
3483 	case TABLETPCE:
3484 	case TABLETPC2FG:
3485 	case MTSCREEN:
3486 	case MTTPC:
3487 	case MTTPC_B:
3488 		sync = wacom_tpc_irq(wacom_wac, len);
3489 		break;
3490 
3491 	case BAMBOO_PT:
3492 	case BAMBOO_PEN:
3493 	case BAMBOO_TOUCH:
3494 	case INTUOSHT:
3495 	case INTUOSHT2:
3496 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3497 			sync = wacom_status_irq(wacom_wac, len);
3498 		else
3499 			sync = wacom_bpt_irq(wacom_wac, len);
3500 		break;
3501 
3502 	case BAMBOO_PAD:
3503 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3504 		break;
3505 
3506 	case WIRELESS:
3507 		sync = wacom_wireless_irq(wacom_wac, len);
3508 		break;
3509 
3510 	case REMOTE:
3511 		sync = false;
3512 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3513 			wacom_remote_status_irq(wacom_wac, len);
3514 		else
3515 			sync = wacom_remote_irq(wacom_wac, len);
3516 		break;
3517 
3518 	default:
3519 		sync = false;
3520 		break;
3521 	}
3522 
3523 	if (sync) {
3524 		if (wacom_wac->pen_input)
3525 			input_sync(wacom_wac->pen_input);
3526 		if (wacom_wac->touch_input)
3527 			input_sync(wacom_wac->touch_input);
3528 		if (wacom_wac->pad_input)
3529 			input_sync(wacom_wac->pad_input);
3530 	}
3531 }
3532 
3533 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3534 {
3535 	struct input_dev *input_dev = wacom_wac->pen_input;
3536 
3537 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3538 
3539 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3540 	__set_bit(BTN_STYLUS, input_dev->keybit);
3541 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3542 
3543 	input_set_abs_params(input_dev, ABS_DISTANCE,
3544 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3545 }
3546 
3547 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3548 {
3549 	struct input_dev *input_dev = wacom_wac->pen_input;
3550 	struct wacom_features *features = &wacom_wac->features;
3551 
3552 	wacom_setup_basic_pro_pen(wacom_wac);
3553 
3554 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3555 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3556 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3557 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3558 
3559 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3560 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3561 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3562 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3563 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3564 }
3565 
3566 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3567 {
3568 	struct input_dev *input_dev = wacom_wac->pen_input;
3569 
3570 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3571 
3572 	wacom_setup_cintiq(wacom_wac);
3573 
3574 	__set_bit(BTN_LEFT, input_dev->keybit);
3575 	__set_bit(BTN_RIGHT, input_dev->keybit);
3576 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3577 	__set_bit(BTN_SIDE, input_dev->keybit);
3578 	__set_bit(BTN_EXTRA, input_dev->keybit);
3579 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3580 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3581 
3582 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3583 	input_abs_set_res(input_dev, ABS_RZ, 287);
3584 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3585 }
3586 
3587 void wacom_setup_device_quirks(struct wacom *wacom)
3588 {
3589 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3590 	struct wacom_features *features = &wacom->wacom_wac.features;
3591 
3592 	/* The pen and pad share the same interface on most devices */
3593 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3594 	    features->type == DTUS ||
3595 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3596 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3597 			features->device_type |= WACOM_DEVICETYPE_PAD;
3598 	}
3599 
3600 	/* touch device found but size is not defined. use default */
3601 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3602 		features->x_max = 1023;
3603 		features->y_max = 1023;
3604 	}
3605 
3606 	/*
3607 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3608 	 * touch interface in its HID descriptor. If this is the touch
3609 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3610 	 * tablet values.
3611 	 */
3612 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3613 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3614 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3615 			if (features->touch_max)
3616 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3617 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3618 				features->device_type |= WACOM_DEVICETYPE_PAD;
3619 
3620 			if (features->type == INTUOSHT2) {
3621 				features->x_max = features->x_max / 10;
3622 				features->y_max = features->y_max / 10;
3623 			}
3624 			else {
3625 				features->x_max = 4096;
3626 				features->y_max = 4096;
3627 			}
3628 		}
3629 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3630 			features->device_type |= WACOM_DEVICETYPE_PAD;
3631 		}
3632 	}
3633 
3634 	/*
3635 	 * Hack for the Bamboo One:
3636 	 * the device presents a PAD/Touch interface as most Bamboos and even
3637 	 * sends ghosts PAD data on it. However, later, we must disable this
3638 	 * ghost interface, and we can not detect it unless we set it here
3639 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3640 	 */
3641 	if (features->type == BAMBOO_PEN &&
3642 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3643 		features->device_type |= WACOM_DEVICETYPE_PAD;
3644 
3645 	/*
3646 	 * Raw Wacom-mode pen and touch events both come from interface
3647 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3648 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3649 	 * out through the HID_GENERIC device created for interface 1,
3650 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3651 	 */
3652 	if (features->type == BAMBOO_PAD)
3653 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3654 
3655 	if (features->type == REMOTE)
3656 		features->device_type = WACOM_DEVICETYPE_PAD;
3657 
3658 	if (features->type == INTUOSP2_BT ||
3659 	    features->type == INTUOSP2S_BT) {
3660 		features->device_type |= WACOM_DEVICETYPE_PEN |
3661 					 WACOM_DEVICETYPE_PAD |
3662 					 WACOM_DEVICETYPE_TOUCH;
3663 		features->quirks |= WACOM_QUIRK_BATTERY;
3664 	}
3665 
3666 	if (features->type == INTUOSHT3_BT) {
3667 		features->device_type |= WACOM_DEVICETYPE_PEN |
3668 					 WACOM_DEVICETYPE_PAD;
3669 		features->quirks |= WACOM_QUIRK_BATTERY;
3670 	}
3671 
3672 	switch (features->type) {
3673 	case PL:
3674 	case DTU:
3675 	case DTUS:
3676 	case DTUSX:
3677 	case WACOM_21UX2:
3678 	case WACOM_22HD:
3679 	case DTK:
3680 	case WACOM_24HD:
3681 	case WACOM_27QHD:
3682 	case CINTIQ_HYBRID:
3683 	case CINTIQ_COMPANION_2:
3684 	case CINTIQ:
3685 	case WACOM_BEE:
3686 	case WACOM_13HD:
3687 	case WACOM_24HDT:
3688 	case WACOM_27QHDT:
3689 	case TABLETPC:
3690 	case TABLETPCE:
3691 	case TABLETPC2FG:
3692 	case MTSCREEN:
3693 	case MTTPC:
3694 	case MTTPC_B:
3695 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3696 		break;
3697 	}
3698 
3699 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3700 		features->quirks |= WACOM_QUIRK_BATTERY;
3701 
3702 	/* quirk for bamboo touch with 2 low res touches */
3703 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3704 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3705 		features->x_max <<= 5;
3706 		features->y_max <<= 5;
3707 		features->x_fuzz <<= 5;
3708 		features->y_fuzz <<= 5;
3709 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3710 	}
3711 
3712 	if (features->type == WIRELESS) {
3713 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3714 			features->quirks |= WACOM_QUIRK_BATTERY;
3715 		}
3716 	}
3717 
3718 	if (features->type == REMOTE)
3719 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3720 
3721 	/* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3722 	 * of things it shouldn't. Lets fix up the damage...
3723 	 */
3724 	if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3725 		features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3726 		__clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3727 		__clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3728 		__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3729 		__clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3730 		__clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3731 		__clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3732 		__clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3733 		__clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3734 		__clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3735 		__clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3736 		__clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3737 	}
3738 }
3739 
3740 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3741 				   struct wacom_wac *wacom_wac)
3742 {
3743 	struct wacom_features *features = &wacom_wac->features;
3744 
3745 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3746 		return -ENODEV;
3747 
3748 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3749 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3750 	else
3751 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3752 
3753 	if (features->type == HID_GENERIC)
3754 		/* setup has already been done */
3755 		return 0;
3756 
3757 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3758 	__set_bit(BTN_TOUCH, input_dev->keybit);
3759 	__set_bit(ABS_MISC, input_dev->absbit);
3760 
3761 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3762 			     features->x_max - features->offset_right,
3763 			     features->x_fuzz, 0);
3764 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3765 			     features->y_max - features->offset_bottom,
3766 			     features->y_fuzz, 0);
3767 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3768 		features->pressure_max, features->pressure_fuzz, 0);
3769 
3770 	/* penabled devices have fixed resolution for each model */
3771 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3772 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3773 
3774 	switch (features->type) {
3775 	case GRAPHIRE_BT:
3776 		__clear_bit(ABS_MISC, input_dev->absbit);
3777 		fallthrough;
3778 
3779 	case WACOM_MO:
3780 	case WACOM_G4:
3781 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3782 					      features->distance_max,
3783 					      features->distance_fuzz, 0);
3784 		fallthrough;
3785 
3786 	case GRAPHIRE:
3787 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3788 
3789 		__set_bit(BTN_LEFT, input_dev->keybit);
3790 		__set_bit(BTN_RIGHT, input_dev->keybit);
3791 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3792 
3793 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3794 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3795 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3796 		__set_bit(BTN_STYLUS, input_dev->keybit);
3797 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3798 		break;
3799 
3800 	case WACOM_27QHD:
3801 	case WACOM_24HD:
3802 	case DTK:
3803 	case WACOM_22HD:
3804 	case WACOM_21UX2:
3805 	case WACOM_BEE:
3806 	case CINTIQ:
3807 	case WACOM_13HD:
3808 	case CINTIQ_HYBRID:
3809 	case CINTIQ_COMPANION_2:
3810 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3811 		input_abs_set_res(input_dev, ABS_Z, 287);
3812 		wacom_setup_cintiq(wacom_wac);
3813 		break;
3814 
3815 	case INTUOS3:
3816 	case INTUOS3L:
3817 	case INTUOS3S:
3818 	case INTUOS4:
3819 	case INTUOS4WL:
3820 	case INTUOS4L:
3821 	case INTUOS4S:
3822 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3823 		input_abs_set_res(input_dev, ABS_Z, 287);
3824 		fallthrough;
3825 
3826 	case INTUOS:
3827 		wacom_setup_intuos(wacom_wac);
3828 		break;
3829 
3830 	case INTUOS5:
3831 	case INTUOS5L:
3832 	case INTUOSPM:
3833 	case INTUOSPL:
3834 	case INTUOS5S:
3835 	case INTUOSPS:
3836 	case INTUOSP2_BT:
3837 	case INTUOSP2S_BT:
3838 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3839 				      features->distance_max,
3840 				      features->distance_fuzz, 0);
3841 
3842 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3843 		input_abs_set_res(input_dev, ABS_Z, 287);
3844 
3845 		wacom_setup_intuos(wacom_wac);
3846 		break;
3847 
3848 	case WACOM_24HDT:
3849 	case WACOM_27QHDT:
3850 	case MTSCREEN:
3851 	case MTTPC:
3852 	case MTTPC_B:
3853 	case TABLETPC2FG:
3854 	case TABLETPC:
3855 	case TABLETPCE:
3856 		__clear_bit(ABS_MISC, input_dev->absbit);
3857 		fallthrough;
3858 
3859 	case DTUS:
3860 	case DTUSX:
3861 	case PL:
3862 	case DTU:
3863 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3864 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3865 		__set_bit(BTN_STYLUS, input_dev->keybit);
3866 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3867 		break;
3868 
3869 	case PTU:
3870 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3871 		fallthrough;
3872 
3873 	case PENPARTNER:
3874 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3875 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3876 		__set_bit(BTN_STYLUS, input_dev->keybit);
3877 		break;
3878 
3879 	case INTUOSHT:
3880 	case BAMBOO_PT:
3881 	case BAMBOO_PEN:
3882 	case INTUOSHT2:
3883 	case INTUOSHT3_BT:
3884 		if (features->type == INTUOSHT2 ||
3885 		    features->type == INTUOSHT3_BT) {
3886 			wacom_setup_basic_pro_pen(wacom_wac);
3887 		} else {
3888 			__clear_bit(ABS_MISC, input_dev->absbit);
3889 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3890 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3891 			__set_bit(BTN_STYLUS, input_dev->keybit);
3892 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3893 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3894 				      features->distance_max,
3895 				      features->distance_fuzz, 0);
3896 		}
3897 		break;
3898 	case BAMBOO_PAD:
3899 		__clear_bit(ABS_MISC, input_dev->absbit);
3900 		break;
3901 	}
3902 	return 0;
3903 }
3904 
3905 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3906 					 struct wacom_wac *wacom_wac)
3907 {
3908 	struct wacom_features *features = &wacom_wac->features;
3909 
3910 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3911 		return -ENODEV;
3912 
3913 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3914 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3915 	else
3916 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3917 
3918 	if (features->type == HID_GENERIC)
3919 		/* setup has already been done */
3920 		return 0;
3921 
3922 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3923 	__set_bit(BTN_TOUCH, input_dev->keybit);
3924 
3925 	if (features->touch_max == 1) {
3926 		input_set_abs_params(input_dev, ABS_X, 0,
3927 			features->x_max, features->x_fuzz, 0);
3928 		input_set_abs_params(input_dev, ABS_Y, 0,
3929 			features->y_max, features->y_fuzz, 0);
3930 		input_abs_set_res(input_dev, ABS_X,
3931 				  features->x_resolution);
3932 		input_abs_set_res(input_dev, ABS_Y,
3933 				  features->y_resolution);
3934 	}
3935 	else if (features->touch_max > 1) {
3936 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3937 			features->x_max, features->x_fuzz, 0);
3938 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3939 			features->y_max, features->y_fuzz, 0);
3940 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3941 				  features->x_resolution);
3942 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3943 				  features->y_resolution);
3944 	}
3945 
3946 	switch (features->type) {
3947 	case INTUOSP2_BT:
3948 	case INTUOSP2S_BT:
3949 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3950 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3951 
3952 		if (wacom_wac->shared->touch->product == 0x361) {
3953 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3954 					     0, 12440, 4, 0);
3955 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3956 					     0, 8640, 4, 0);
3957 		}
3958 		else if (wacom_wac->shared->touch->product == 0x360) {
3959 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3960 					     0, 8960, 4, 0);
3961 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3962 					     0, 5920, 4, 0);
3963 		}
3964 		else if (wacom_wac->shared->touch->product == 0x393) {
3965 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3966 					     0, 6400, 4, 0);
3967 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3968 					     0, 4000, 4, 0);
3969 		}
3970 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3971 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
3972 
3973 		fallthrough;
3974 
3975 	case INTUOS5:
3976 	case INTUOS5L:
3977 	case INTUOSPM:
3978 	case INTUOSPL:
3979 	case INTUOS5S:
3980 	case INTUOSPS:
3981 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3982 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3983 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3984 		break;
3985 
3986 	case WACOM_24HDT:
3987 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3988 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3989 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3990 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3991 		fallthrough;
3992 
3993 	case WACOM_27QHDT:
3994 		if (wacom_wac->shared->touch->product == 0x32C ||
3995 		    wacom_wac->shared->touch->product == 0xF6) {
3996 			input_dev->evbit[0] |= BIT_MASK(EV_SW);
3997 			__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3998 			wacom_wac->has_mute_touch_switch = true;
3999 			wacom_wac->is_soft_touch_switch = true;
4000 		}
4001 		fallthrough;
4002 
4003 	case MTSCREEN:
4004 	case MTTPC:
4005 	case MTTPC_B:
4006 	case TABLETPC2FG:
4007 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
4008 		fallthrough;
4009 
4010 	case TABLETPC:
4011 	case TABLETPCE:
4012 		break;
4013 
4014 	case INTUOSHT:
4015 	case INTUOSHT2:
4016 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
4017 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4018 		fallthrough;
4019 
4020 	case BAMBOO_PT:
4021 	case BAMBOO_TOUCH:
4022 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
4023 			input_set_abs_params(input_dev,
4024 				     ABS_MT_TOUCH_MAJOR,
4025 				     0, features->x_max, 0, 0);
4026 			input_set_abs_params(input_dev,
4027 				     ABS_MT_TOUCH_MINOR,
4028 				     0, features->y_max, 0, 0);
4029 		}
4030 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4031 		break;
4032 
4033 	case BAMBOO_PAD:
4034 		input_mt_init_slots(input_dev, features->touch_max,
4035 				    INPUT_MT_POINTER);
4036 		__set_bit(BTN_LEFT, input_dev->keybit);
4037 		__set_bit(BTN_RIGHT, input_dev->keybit);
4038 		break;
4039 	}
4040 	return 0;
4041 }
4042 
4043 static int wacom_numbered_button_to_key(int n)
4044 {
4045 	if (n < 10)
4046 		return BTN_0 + n;
4047 	else if (n < 16)
4048 		return BTN_A + (n-10);
4049 	else if (n < 18)
4050 		return BTN_BASE + (n-16);
4051 	else
4052 		return 0;
4053 }
4054 
4055 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4056 				int button_count)
4057 {
4058 	int i;
4059 
4060 	for (i = 0; i < button_count; i++) {
4061 		int key = wacom_numbered_button_to_key(i);
4062 
4063 		if (key)
4064 			__set_bit(key, input_dev->keybit);
4065 	}
4066 }
4067 
4068 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4069 {
4070 	struct wacom_led *led;
4071 	int i;
4072 	bool updated = false;
4073 
4074 	/*
4075 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
4076 	 * So group 0 matches the second half of the buttons and thus the mask
4077 	 * needs to be shifted.
4078 	 */
4079 	if (group == 0)
4080 		mask >>= 8;
4081 
4082 	for (i = 0; i < 3; i++) {
4083 		led = wacom_led_find(wacom, group, i);
4084 		if (!led) {
4085 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4086 				i, group);
4087 			continue;
4088 		}
4089 		if (!updated && mask & BIT(i)) {
4090 			led->held = true;
4091 			led_trigger_event(&led->trigger, LED_FULL);
4092 		} else {
4093 			led->held = false;
4094 		}
4095 	}
4096 }
4097 
4098 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4099 				 int mask, int group)
4100 {
4101 	int group_button;
4102 
4103 	/*
4104 	 * 21UX2 has LED group 1 to the left and LED group 0
4105 	 * to the right. We need to reverse the group to match this
4106 	 * historical behavior.
4107 	 */
4108 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
4109 		group = 1 - group;
4110 
4111 	group_button = group * (button_count/wacom->led.count);
4112 
4113 	if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4114 		group_button = 8;
4115 
4116 	return mask & (1 << group_button);
4117 }
4118 
4119 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4120 			     int group)
4121 {
4122 	struct wacom_led *led, *next_led;
4123 	int cur;
4124 	bool pressed;
4125 
4126 	if (wacom->wacom_wac.features.type == WACOM_24HD)
4127 		return wacom_24hd_update_leds(wacom, mask, group);
4128 
4129 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4130 	cur = wacom->led.groups[group].select;
4131 
4132 	led = wacom_led_find(wacom, group, cur);
4133 	if (!led) {
4134 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4135 			cur, group);
4136 		return;
4137 	}
4138 
4139 	if (!pressed) {
4140 		led->held = false;
4141 		return;
4142 	}
4143 
4144 	if (led->held && pressed)
4145 		return;
4146 
4147 	next_led = wacom_led_next(wacom, led);
4148 	if (!next_led) {
4149 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
4150 			group);
4151 		return;
4152 	}
4153 	if (next_led == led)
4154 		return;
4155 
4156 	next_led->held = true;
4157 	led_trigger_event(&next_led->trigger,
4158 			  wacom_leds_brightness_get(next_led));
4159 }
4160 
4161 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4162 				int button_count, int mask)
4163 {
4164 	struct wacom *wacom = input_get_drvdata(input_dev);
4165 	int i;
4166 
4167 	for (i = 0; i < wacom->led.count; i++)
4168 		wacom_update_led(wacom,  button_count, mask, i);
4169 
4170 	for (i = 0; i < button_count; i++) {
4171 		int key = wacom_numbered_button_to_key(i);
4172 
4173 		if (key)
4174 			input_report_key(input_dev, key, mask & (1 << i));
4175 	}
4176 }
4177 
4178 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4179 				   struct wacom_wac *wacom_wac)
4180 {
4181 	struct wacom_features *features = &wacom_wac->features;
4182 
4183 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4184 		features->device_type |= WACOM_DEVICETYPE_PAD;
4185 
4186 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4187 		return -ENODEV;
4188 
4189 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4190 		return -ENODEV;
4191 
4192 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4193 
4194 	/* kept for making legacy xf86-input-wacom working with the wheels */
4195 	__set_bit(ABS_MISC, input_dev->absbit);
4196 
4197 	/* kept for making legacy xf86-input-wacom accepting the pad */
4198 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4199 	      input_dev->absinfo[ABS_X].maximum)))
4200 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4201 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4202 	      input_dev->absinfo[ABS_Y].maximum)))
4203 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4204 
4205 	/* kept for making udev and libwacom accepting the pad */
4206 	__set_bit(BTN_STYLUS, input_dev->keybit);
4207 
4208 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4209 
4210 	switch (features->type) {
4211 
4212 	case CINTIQ_HYBRID:
4213 	case CINTIQ_COMPANION_2:
4214 	case DTK:
4215 	case DTUS:
4216 	case GRAPHIRE_BT:
4217 		break;
4218 
4219 	case WACOM_MO:
4220 		__set_bit(BTN_BACK, input_dev->keybit);
4221 		__set_bit(BTN_LEFT, input_dev->keybit);
4222 		__set_bit(BTN_FORWARD, input_dev->keybit);
4223 		__set_bit(BTN_RIGHT, input_dev->keybit);
4224 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4225 		break;
4226 
4227 	case WACOM_G4:
4228 		__set_bit(BTN_BACK, input_dev->keybit);
4229 		__set_bit(BTN_FORWARD, input_dev->keybit);
4230 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
4231 		break;
4232 
4233 	case WACOM_24HD:
4234 		__set_bit(KEY_PROG1, input_dev->keybit);
4235 		__set_bit(KEY_PROG2, input_dev->keybit);
4236 		__set_bit(KEY_PROG3, input_dev->keybit);
4237 
4238 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4239 		__set_bit(KEY_INFO, input_dev->keybit);
4240 
4241 		if (!features->oPid)
4242 			__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4243 
4244 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4245 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4246 		break;
4247 
4248 	case WACOM_27QHD:
4249 		__set_bit(KEY_PROG1, input_dev->keybit);
4250 		__set_bit(KEY_PROG2, input_dev->keybit);
4251 		__set_bit(KEY_PROG3, input_dev->keybit);
4252 
4253 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4254 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4255 
4256 		if (!features->oPid)
4257 			__set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4258 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4259 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4260 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4261 		input_abs_set_res(input_dev, ABS_Y, 1024);
4262 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4263 		input_abs_set_res(input_dev, ABS_Z, 1024);
4264 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4265 		break;
4266 
4267 	case WACOM_22HD:
4268 		__set_bit(KEY_PROG1, input_dev->keybit);
4269 		__set_bit(KEY_PROG2, input_dev->keybit);
4270 		__set_bit(KEY_PROG3, input_dev->keybit);
4271 
4272 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4273 		__set_bit(KEY_INFO, input_dev->keybit);
4274 		fallthrough;
4275 
4276 	case WACOM_21UX2:
4277 	case WACOM_BEE:
4278 	case CINTIQ:
4279 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4280 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4281 		break;
4282 
4283 	case WACOM_13HD:
4284 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4285 		break;
4286 
4287 	case INTUOS3:
4288 	case INTUOS3L:
4289 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4290 		fallthrough;
4291 
4292 	case INTUOS3S:
4293 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4294 		break;
4295 
4296 	case INTUOS5:
4297 	case INTUOS5L:
4298 	case INTUOSPM:
4299 	case INTUOSPL:
4300 	case INTUOS5S:
4301 	case INTUOSPS:
4302 	case INTUOSP2_BT:
4303 	case INTUOSP2S_BT:
4304 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4305 		break;
4306 
4307 	case INTUOS4WL:
4308 		/*
4309 		 * For Bluetooth devices, the udev rule does not work correctly
4310 		 * for pads unless we add a stylus capability, which forces
4311 		 * ID_INPUT_TABLET to be set.
4312 		 */
4313 		__set_bit(BTN_STYLUS, input_dev->keybit);
4314 		fallthrough;
4315 
4316 	case INTUOS4:
4317 	case INTUOS4L:
4318 	case INTUOS4S:
4319 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4320 		break;
4321 
4322 	case INTUOSHT:
4323 	case BAMBOO_PT:
4324 	case BAMBOO_TOUCH:
4325 	case INTUOSHT2:
4326 		__clear_bit(ABS_MISC, input_dev->absbit);
4327 
4328 		__set_bit(BTN_LEFT, input_dev->keybit);
4329 		__set_bit(BTN_FORWARD, input_dev->keybit);
4330 		__set_bit(BTN_BACK, input_dev->keybit);
4331 		__set_bit(BTN_RIGHT, input_dev->keybit);
4332 
4333 		break;
4334 
4335 	case REMOTE:
4336 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4337 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4338 		break;
4339 
4340 	case INTUOSHT3_BT:
4341 	case HID_GENERIC:
4342 		break;
4343 
4344 	default:
4345 		/* no pad supported */
4346 		return -ENODEV;
4347 	}
4348 	return 0;
4349 }
4350 
4351 static const struct wacom_features wacom_features_0x00 =
4352 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4353 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4354 static const struct wacom_features wacom_features_0x10 =
4355 	{ "Wacom Graphire", 10206, 7422, 511, 63,
4356 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4357 static const struct wacom_features wacom_features_0x81 =
4358 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4359 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4360 static const struct wacom_features wacom_features_0x11 =
4361 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4362 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4363 static const struct wacom_features wacom_features_0x12 =
4364 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4365 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4366 static const struct wacom_features wacom_features_0x13 =
4367 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4368 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4369 static const struct wacom_features wacom_features_0x14 =
4370 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4371 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4372 static const struct wacom_features wacom_features_0x15 =
4373 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4374 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4375 static const struct wacom_features wacom_features_0x16 =
4376 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4377 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4378 static const struct wacom_features wacom_features_0x17 =
4379 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4380 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4381 static const struct wacom_features wacom_features_0x18 =
4382 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4383 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4384 static const struct wacom_features wacom_features_0x19 =
4385 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4386 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4387 static const struct wacom_features wacom_features_0x60 =
4388 	{ "Wacom Volito", 5104, 3712, 511, 63,
4389 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4390 static const struct wacom_features wacom_features_0x61 =
4391 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4392 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4393 static const struct wacom_features wacom_features_0x62 =
4394 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4395 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4396 static const struct wacom_features wacom_features_0x63 =
4397 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4398 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4399 static const struct wacom_features wacom_features_0x64 =
4400 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4401 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4402 static const struct wacom_features wacom_features_0x65 =
4403 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4404 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4405 static const struct wacom_features wacom_features_0x69 =
4406 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4407 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4408 static const struct wacom_features wacom_features_0x6A =
4409 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4410 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4411 static const struct wacom_features wacom_features_0x6B =
4412 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4413 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4414 static const struct wacom_features wacom_features_0x20 =
4415 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4416 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4417 static const struct wacom_features wacom_features_0x21 =
4418 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4419 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4420 static const struct wacom_features wacom_features_0x22 =
4421 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4422 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4423 static const struct wacom_features wacom_features_0x23 =
4424 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4425 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4426 static const struct wacom_features wacom_features_0x24 =
4427 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4428 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4429 static const struct wacom_features wacom_features_0x30 =
4430 	{ "Wacom PL400", 5408, 4056, 255, 0,
4431 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4432 static const struct wacom_features wacom_features_0x31 =
4433 	{ "Wacom PL500", 6144, 4608, 255, 0,
4434 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4435 static const struct wacom_features wacom_features_0x32 =
4436 	{ "Wacom PL600", 6126, 4604, 255, 0,
4437 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4438 static const struct wacom_features wacom_features_0x33 =
4439 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4440 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4441 static const struct wacom_features wacom_features_0x34 =
4442 	{ "Wacom PL550", 6144, 4608, 511, 0,
4443 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4444 static const struct wacom_features wacom_features_0x35 =
4445 	{ "Wacom PL800", 7220, 5780, 511, 0,
4446 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4447 static const struct wacom_features wacom_features_0x37 =
4448 	{ "Wacom PL700", 6758, 5406, 511, 0,
4449 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4450 static const struct wacom_features wacom_features_0x38 =
4451 	{ "Wacom PL510", 6282, 4762, 511, 0,
4452 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4453 static const struct wacom_features wacom_features_0x39 =
4454 	{ "Wacom DTU710", 34080, 27660, 511, 0,
4455 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4456 static const struct wacom_features wacom_features_0xC4 =
4457 	{ "Wacom DTF521", 6282, 4762, 511, 0,
4458 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4459 static const struct wacom_features wacom_features_0xC0 =
4460 	{ "Wacom DTF720", 6858, 5506, 511, 0,
4461 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4462 static const struct wacom_features wacom_features_0xC2 =
4463 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4464 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4465 static const struct wacom_features wacom_features_0x03 =
4466 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4467 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4468 static const struct wacom_features wacom_features_0x41 =
4469 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4470 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4471 static const struct wacom_features wacom_features_0x42 =
4472 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4473 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4474 static const struct wacom_features wacom_features_0x43 =
4475 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4476 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4477 static const struct wacom_features wacom_features_0x44 =
4478 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4479 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4480 static const struct wacom_features wacom_features_0x45 =
4481 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4482 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4483 static const struct wacom_features wacom_features_0xB0 =
4484 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4485 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4486 static const struct wacom_features wacom_features_0xB1 =
4487 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4488 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4489 static const struct wacom_features wacom_features_0xB2 =
4490 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4491 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4492 static const struct wacom_features wacom_features_0xB3 =
4493 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4494 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4495 static const struct wacom_features wacom_features_0xB4 =
4496 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4497 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4498 static const struct wacom_features wacom_features_0xB5 =
4499 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4500 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4501 static const struct wacom_features wacom_features_0xB7 =
4502 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4503 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4504 static const struct wacom_features wacom_features_0xB8 =
4505 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4506 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4507 static const struct wacom_features wacom_features_0xB9 =
4508 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4509 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4510 static const struct wacom_features wacom_features_0xBA =
4511 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4512 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4513 static const struct wacom_features wacom_features_0xBB =
4514 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4515 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4516 static const struct wacom_features wacom_features_0xBC =
4517 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4518 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4519 static const struct wacom_features wacom_features_0xBD =
4520 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4521 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4522 static const struct wacom_features wacom_features_0x26 =
4523 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4524 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4525 static const struct wacom_features wacom_features_0x27 =
4526 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4527 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4528 static const struct wacom_features wacom_features_0x28 =
4529 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4530 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4531 static const struct wacom_features wacom_features_0x29 =
4532 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4533 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4534 static const struct wacom_features wacom_features_0x2A =
4535 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4536 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4537 static const struct wacom_features wacom_features_0x314 =
4538 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4539 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4540 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4541 static const struct wacom_features wacom_features_0x315 =
4542 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4543 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4544 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4545 static const struct wacom_features wacom_features_0x317 =
4546 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4547 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4548 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4549 static const struct wacom_features wacom_features_0xF4 =
4550 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4551 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4552 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4553 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4554 static const struct wacom_features wacom_features_0xF8 =
4555 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4556 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4557 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4558 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4559 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4560 static const struct wacom_features wacom_features_0xF6 =
4561 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4562 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4563 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4564 static const struct wacom_features wacom_features_0x32A =
4565 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4566 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4567 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4568 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4569 static const struct wacom_features wacom_features_0x32B =
4570 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4571 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4572 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4573 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4574 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4575 static const struct wacom_features wacom_features_0x32C =
4576 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4577 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4578 static const struct wacom_features wacom_features_0x3F =
4579 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4580 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4581 static const struct wacom_features wacom_features_0xC5 =
4582 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4583 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4584 static const struct wacom_features wacom_features_0xC6 =
4585 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4586 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4587 static const struct wacom_features wacom_features_0x304 =
4588 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4589 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4590 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4591 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4592 static const struct wacom_features wacom_features_0x333 =
4593 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4594 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4595 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4596 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4597 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4598 static const struct wacom_features wacom_features_0x335 =
4599 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4600 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4601 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4602 static const struct wacom_features wacom_features_0xC7 =
4603 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4604 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4605 static const struct wacom_features wacom_features_0xCE =
4606 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4607 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4608 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4609 static const struct wacom_features wacom_features_0xF0 =
4610 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4611 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4612 static const struct wacom_features wacom_features_0xFB =
4613 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4614 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4615 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4616 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4617 static const struct wacom_features wacom_features_0x32F =
4618 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4619 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4620 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4621 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4622 static const struct wacom_features wacom_features_0x336 =
4623 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4624 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4625 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4626 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4627 static const struct wacom_features wacom_features_0x57 =
4628 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4629 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4630 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4631 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4632 static const struct wacom_features wacom_features_0x59 = /* Pen */
4633 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4634 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4635 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4636 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4637 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4638 static const struct wacom_features wacom_features_0x5D = /* Touch */
4639 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4640 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4641 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4642 static const struct wacom_features wacom_features_0xCC =
4643 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4644 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4645 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4646 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4647 static const struct wacom_features wacom_features_0xFA =
4648 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4649 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4650 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4651 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4652 static const struct wacom_features wacom_features_0x5B =
4653 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4654 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4655 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4656 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4657 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4658 static const struct wacom_features wacom_features_0x5E =
4659 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4660 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4661 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4662 static const struct wacom_features wacom_features_0x90 =
4663 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4664 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4665 static const struct wacom_features wacom_features_0x93 =
4666 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4667 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4668 static const struct wacom_features wacom_features_0x97 =
4669 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4670 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4671 static const struct wacom_features wacom_features_0x9A =
4672 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4673 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4674 static const struct wacom_features wacom_features_0x9F =
4675 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4676 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4677 static const struct wacom_features wacom_features_0xE2 =
4678 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4679 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4680 static const struct wacom_features wacom_features_0xE3 =
4681 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4682 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4683 static const struct wacom_features wacom_features_0xE5 =
4684 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4685 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4686 static const struct wacom_features wacom_features_0xE6 =
4687 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4688 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4689 static const struct wacom_features wacom_features_0xEC =
4690 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4691 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4692 static const struct wacom_features wacom_features_0xED =
4693 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4694 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4695 static const struct wacom_features wacom_features_0xEF =
4696 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4697 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4698 static const struct wacom_features wacom_features_0x100 =
4699 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4700 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4701 static const struct wacom_features wacom_features_0x101 =
4702 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4703 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4704 static const struct wacom_features wacom_features_0x10D =
4705 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4706 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4707 static const struct wacom_features wacom_features_0x10E =
4708 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4709 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4710 static const struct wacom_features wacom_features_0x10F =
4711 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4712 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4713 static const struct wacom_features wacom_features_0x116 =
4714 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4715 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4716 static const struct wacom_features wacom_features_0x12C =
4717 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4718 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4719 static const struct wacom_features wacom_features_0x4001 =
4720 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4721 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4722 static const struct wacom_features wacom_features_0x4004 =
4723 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4724 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4725 static const struct wacom_features wacom_features_0x5000 =
4726 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4727 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4728 static const struct wacom_features wacom_features_0x5002 =
4729 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4730 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4731 static const struct wacom_features wacom_features_0x47 =
4732 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4733 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4734 static const struct wacom_features wacom_features_0x84 =
4735 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4736 static const struct wacom_features wacom_features_0xD0 =
4737 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4738 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4739 static const struct wacom_features wacom_features_0xD1 =
4740 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4741 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4742 static const struct wacom_features wacom_features_0xD2 =
4743 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4744 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4745 static const struct wacom_features wacom_features_0xD3 =
4746 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4747 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4748 static const struct wacom_features wacom_features_0xD4 =
4749 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4750 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4751 static const struct wacom_features wacom_features_0xD5 =
4752 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4753 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4754 static const struct wacom_features wacom_features_0xD6 =
4755 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4756 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4757 static const struct wacom_features wacom_features_0xD7 =
4758 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4759 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4760 static const struct wacom_features wacom_features_0xD8 =
4761 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4762 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4763 static const struct wacom_features wacom_features_0xDA =
4764 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4765 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4766 static const struct wacom_features wacom_features_0xDB =
4767 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4768 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4769 static const struct wacom_features wacom_features_0xDD =
4770         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4771           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4772 static const struct wacom_features wacom_features_0xDE =
4773         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4774 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4775 static const struct wacom_features wacom_features_0xDF =
4776         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4777 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4778 static const struct wacom_features wacom_features_0x300 =
4779 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4780 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4781 static const struct wacom_features wacom_features_0x301 =
4782 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4783 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4784 static const struct wacom_features wacom_features_0x302 =
4785 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4786 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4787 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4788 static const struct wacom_features wacom_features_0x303 =
4789 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4790 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4791 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4792 static const struct wacom_features wacom_features_0x30E =
4793 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4794 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4795 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4796 static const struct wacom_features wacom_features_0x6004 =
4797 	{ "ISD-V4", 12800, 8000, 255, 0,
4798 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4799 static const struct wacom_features wacom_features_0x307 =
4800 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4801 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4802 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4803 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4804 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4805 static const struct wacom_features wacom_features_0x309 =
4806 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4807 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4808 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4809 static const struct wacom_features wacom_features_0x30A =
4810 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4811 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4812 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4813 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4814 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4815 static const struct wacom_features wacom_features_0x30C =
4816 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4817 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4818 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4819 static const struct wacom_features wacom_features_0x318 =
4820 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4821 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4822 static const struct wacom_features wacom_features_0x319 =
4823 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4824 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4825 static const struct wacom_features wacom_features_0x325 =
4826 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4827 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4828 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4829 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4830 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4831 static const struct wacom_features wacom_features_0x326 = /* Touch */
4832 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4833 	  .oPid = 0x325 };
4834 static const struct wacom_features wacom_features_0x323 =
4835 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4836 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4837 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4838 static const struct wacom_features wacom_features_0x331 =
4839 	{ "Wacom Express Key Remote", .type = REMOTE,
4840 	  .numbered_buttons = 18, .check_for_hid_type = true,
4841 	  .hid_type = HID_TYPE_USBNONE };
4842 static const struct wacom_features wacom_features_0x33B =
4843 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4844 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4845 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4846 static const struct wacom_features wacom_features_0x33C =
4847 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4848 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4849 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4850 static const struct wacom_features wacom_features_0x33D =
4851 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4852 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4853 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4854 static const struct wacom_features wacom_features_0x33E =
4855 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4856 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4857 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4858 static const struct wacom_features wacom_features_0x343 =
4859 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4860 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4861 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4862 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4863 static const struct wacom_features wacom_features_0x360 =
4864 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4865 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4866 static const struct wacom_features wacom_features_0x361 =
4867 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4868 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4869 static const struct wacom_features wacom_features_0x377 =
4870 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4871 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4872 static const struct wacom_features wacom_features_0x379 =
4873 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4874 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4875 static const struct wacom_features wacom_features_0x37A =
4876 	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4877 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4878 static const struct wacom_features wacom_features_0x37B =
4879 	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4880 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4881 static const struct wacom_features wacom_features_0x393 =
4882 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4883 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4884 	  .touch_max = 10 };
4885 static const struct wacom_features wacom_features_0x3c6 =
4886 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4887 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4888 static const struct wacom_features wacom_features_0x3c8 =
4889 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4890 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4891 static const struct wacom_features wacom_features_0x3dd =
4892 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4893 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4894 	  .touch_max = 10 };
4895 
4896 static const struct wacom_features wacom_features_HID_ANY_ID =
4897 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4898 
4899 static const struct wacom_features wacom_features_0x94 =
4900 	{ "Wacom Bootloader", .type = BOOTLOADER };
4901 
4902 #define USB_DEVICE_WACOM(prod)						\
4903 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4904 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4905 
4906 #define BT_DEVICE_WACOM(prod)						\
4907 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4908 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4909 
4910 #define I2C_DEVICE_WACOM(prod)						\
4911 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4912 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4913 
4914 #define USB_DEVICE_LENOVO(prod)					\
4915 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4916 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4917 
4918 const struct hid_device_id wacom_ids[] = {
4919 	{ USB_DEVICE_WACOM(0x00) },
4920 	{ USB_DEVICE_WACOM(0x03) },
4921 	{ USB_DEVICE_WACOM(0x10) },
4922 	{ USB_DEVICE_WACOM(0x11) },
4923 	{ USB_DEVICE_WACOM(0x12) },
4924 	{ USB_DEVICE_WACOM(0x13) },
4925 	{ USB_DEVICE_WACOM(0x14) },
4926 	{ USB_DEVICE_WACOM(0x15) },
4927 	{ USB_DEVICE_WACOM(0x16) },
4928 	{ USB_DEVICE_WACOM(0x17) },
4929 	{ USB_DEVICE_WACOM(0x18) },
4930 	{ USB_DEVICE_WACOM(0x19) },
4931 	{ USB_DEVICE_WACOM(0x20) },
4932 	{ USB_DEVICE_WACOM(0x21) },
4933 	{ USB_DEVICE_WACOM(0x22) },
4934 	{ USB_DEVICE_WACOM(0x23) },
4935 	{ USB_DEVICE_WACOM(0x24) },
4936 	{ USB_DEVICE_WACOM(0x26) },
4937 	{ USB_DEVICE_WACOM(0x27) },
4938 	{ USB_DEVICE_WACOM(0x28) },
4939 	{ USB_DEVICE_WACOM(0x29) },
4940 	{ USB_DEVICE_WACOM(0x2A) },
4941 	{ USB_DEVICE_WACOM(0x30) },
4942 	{ USB_DEVICE_WACOM(0x31) },
4943 	{ USB_DEVICE_WACOM(0x32) },
4944 	{ USB_DEVICE_WACOM(0x33) },
4945 	{ USB_DEVICE_WACOM(0x34) },
4946 	{ USB_DEVICE_WACOM(0x35) },
4947 	{ USB_DEVICE_WACOM(0x37) },
4948 	{ USB_DEVICE_WACOM(0x38) },
4949 	{ USB_DEVICE_WACOM(0x39) },
4950 	{ USB_DEVICE_WACOM(0x3F) },
4951 	{ USB_DEVICE_WACOM(0x41) },
4952 	{ USB_DEVICE_WACOM(0x42) },
4953 	{ USB_DEVICE_WACOM(0x43) },
4954 	{ USB_DEVICE_WACOM(0x44) },
4955 	{ USB_DEVICE_WACOM(0x45) },
4956 	{ USB_DEVICE_WACOM(0x47) },
4957 	{ USB_DEVICE_WACOM(0x57) },
4958 	{ USB_DEVICE_WACOM(0x59) },
4959 	{ USB_DEVICE_WACOM(0x5B) },
4960 	{ USB_DEVICE_WACOM(0x5D) },
4961 	{ USB_DEVICE_WACOM(0x5E) },
4962 	{ USB_DEVICE_WACOM(0x60) },
4963 	{ USB_DEVICE_WACOM(0x61) },
4964 	{ USB_DEVICE_WACOM(0x62) },
4965 	{ USB_DEVICE_WACOM(0x63) },
4966 	{ USB_DEVICE_WACOM(0x64) },
4967 	{ USB_DEVICE_WACOM(0x65) },
4968 	{ USB_DEVICE_WACOM(0x69) },
4969 	{ USB_DEVICE_WACOM(0x6A) },
4970 	{ USB_DEVICE_WACOM(0x6B) },
4971 	{ BT_DEVICE_WACOM(0x81) },
4972 	{ USB_DEVICE_WACOM(0x84) },
4973 	{ USB_DEVICE_WACOM(0x90) },
4974 	{ USB_DEVICE_WACOM(0x93) },
4975 	{ USB_DEVICE_WACOM(0x94) },
4976 	{ USB_DEVICE_WACOM(0x97) },
4977 	{ USB_DEVICE_WACOM(0x9A) },
4978 	{ USB_DEVICE_WACOM(0x9F) },
4979 	{ USB_DEVICE_WACOM(0xB0) },
4980 	{ USB_DEVICE_WACOM(0xB1) },
4981 	{ USB_DEVICE_WACOM(0xB2) },
4982 	{ USB_DEVICE_WACOM(0xB3) },
4983 	{ USB_DEVICE_WACOM(0xB4) },
4984 	{ USB_DEVICE_WACOM(0xB5) },
4985 	{ USB_DEVICE_WACOM(0xB7) },
4986 	{ USB_DEVICE_WACOM(0xB8) },
4987 	{ USB_DEVICE_WACOM(0xB9) },
4988 	{ USB_DEVICE_WACOM(0xBA) },
4989 	{ USB_DEVICE_WACOM(0xBB) },
4990 	{ USB_DEVICE_WACOM(0xBC) },
4991 	{ BT_DEVICE_WACOM(0xBD) },
4992 	{ USB_DEVICE_WACOM(0xC0) },
4993 	{ USB_DEVICE_WACOM(0xC2) },
4994 	{ USB_DEVICE_WACOM(0xC4) },
4995 	{ USB_DEVICE_WACOM(0xC5) },
4996 	{ USB_DEVICE_WACOM(0xC6) },
4997 	{ USB_DEVICE_WACOM(0xC7) },
4998 	{ USB_DEVICE_WACOM(0xCC) },
4999 	{ USB_DEVICE_WACOM(0xCE) },
5000 	{ USB_DEVICE_WACOM(0xD0) },
5001 	{ USB_DEVICE_WACOM(0xD1) },
5002 	{ USB_DEVICE_WACOM(0xD2) },
5003 	{ USB_DEVICE_WACOM(0xD3) },
5004 	{ USB_DEVICE_WACOM(0xD4) },
5005 	{ USB_DEVICE_WACOM(0xD5) },
5006 	{ USB_DEVICE_WACOM(0xD6) },
5007 	{ USB_DEVICE_WACOM(0xD7) },
5008 	{ USB_DEVICE_WACOM(0xD8) },
5009 	{ USB_DEVICE_WACOM(0xDA) },
5010 	{ USB_DEVICE_WACOM(0xDB) },
5011 	{ USB_DEVICE_WACOM(0xDD) },
5012 	{ USB_DEVICE_WACOM(0xDE) },
5013 	{ USB_DEVICE_WACOM(0xDF) },
5014 	{ USB_DEVICE_WACOM(0xE2) },
5015 	{ USB_DEVICE_WACOM(0xE3) },
5016 	{ USB_DEVICE_WACOM(0xE5) },
5017 	{ USB_DEVICE_WACOM(0xE6) },
5018 	{ USB_DEVICE_WACOM(0xEC) },
5019 	{ USB_DEVICE_WACOM(0xED) },
5020 	{ USB_DEVICE_WACOM(0xEF) },
5021 	{ USB_DEVICE_WACOM(0xF0) },
5022 	{ USB_DEVICE_WACOM(0xF4) },
5023 	{ USB_DEVICE_WACOM(0xF6) },
5024 	{ USB_DEVICE_WACOM(0xF8) },
5025 	{ USB_DEVICE_WACOM(0xFA) },
5026 	{ USB_DEVICE_WACOM(0xFB) },
5027 	{ USB_DEVICE_WACOM(0x100) },
5028 	{ USB_DEVICE_WACOM(0x101) },
5029 	{ USB_DEVICE_WACOM(0x10D) },
5030 	{ USB_DEVICE_WACOM(0x10E) },
5031 	{ USB_DEVICE_WACOM(0x10F) },
5032 	{ USB_DEVICE_WACOM(0x116) },
5033 	{ USB_DEVICE_WACOM(0x12C) },
5034 	{ USB_DEVICE_WACOM(0x300) },
5035 	{ USB_DEVICE_WACOM(0x301) },
5036 	{ USB_DEVICE_WACOM(0x302) },
5037 	{ USB_DEVICE_WACOM(0x303) },
5038 	{ USB_DEVICE_WACOM(0x304) },
5039 	{ USB_DEVICE_WACOM(0x307) },
5040 	{ USB_DEVICE_WACOM(0x309) },
5041 	{ USB_DEVICE_WACOM(0x30A) },
5042 	{ USB_DEVICE_WACOM(0x30C) },
5043 	{ USB_DEVICE_WACOM(0x30E) },
5044 	{ USB_DEVICE_WACOM(0x314) },
5045 	{ USB_DEVICE_WACOM(0x315) },
5046 	{ USB_DEVICE_WACOM(0x317) },
5047 	{ USB_DEVICE_WACOM(0x318) },
5048 	{ USB_DEVICE_WACOM(0x319) },
5049 	{ USB_DEVICE_WACOM(0x323) },
5050 	{ USB_DEVICE_WACOM(0x325) },
5051 	{ USB_DEVICE_WACOM(0x326) },
5052 	{ USB_DEVICE_WACOM(0x32A) },
5053 	{ USB_DEVICE_WACOM(0x32B) },
5054 	{ USB_DEVICE_WACOM(0x32C) },
5055 	{ USB_DEVICE_WACOM(0x32F) },
5056 	{ USB_DEVICE_WACOM(0x331) },
5057 	{ USB_DEVICE_WACOM(0x333) },
5058 	{ USB_DEVICE_WACOM(0x335) },
5059 	{ USB_DEVICE_WACOM(0x336) },
5060 	{ USB_DEVICE_WACOM(0x33B) },
5061 	{ USB_DEVICE_WACOM(0x33C) },
5062 	{ USB_DEVICE_WACOM(0x33D) },
5063 	{ USB_DEVICE_WACOM(0x33E) },
5064 	{ USB_DEVICE_WACOM(0x343) },
5065 	{ BT_DEVICE_WACOM(0x360) },
5066 	{ BT_DEVICE_WACOM(0x361) },
5067 	{ BT_DEVICE_WACOM(0x377) },
5068 	{ BT_DEVICE_WACOM(0x379) },
5069 	{ USB_DEVICE_WACOM(0x37A) },
5070 	{ USB_DEVICE_WACOM(0x37B) },
5071 	{ BT_DEVICE_WACOM(0x393) },
5072 	{ BT_DEVICE_WACOM(0x3c6) },
5073 	{ BT_DEVICE_WACOM(0x3c8) },
5074 	{ BT_DEVICE_WACOM(0x3dd) },
5075 	{ USB_DEVICE_WACOM(0x4001) },
5076 	{ USB_DEVICE_WACOM(0x4004) },
5077 	{ USB_DEVICE_WACOM(0x5000) },
5078 	{ USB_DEVICE_WACOM(0x5002) },
5079 	{ USB_DEVICE_LENOVO(0x6004) },
5080 
5081 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
5082 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
5083 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
5084 	{ }
5085 };
5086 MODULE_DEVICE_TABLE(hid, wacom_ids);
5087