xref: /openbmc/linux/drivers/hid/wacom_wac.c (revision 93696d8f)
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 = hidinput_calc_abs_res(field, resolution_code);
1928 
1929 	if (equivalent_usage == HID_DG_TWIST) {
1930 		resolution_code = ABS_RZ;
1931 	}
1932 
1933 	if (equivalent_usage == HID_GD_X) {
1934 		fmin += features->offset_left;
1935 		fmax -= features->offset_right;
1936 	}
1937 	if (equivalent_usage == HID_GD_Y) {
1938 		fmin += features->offset_top;
1939 		fmax -= features->offset_bottom;
1940 	}
1941 
1942 	usage->type = type;
1943 	usage->code = code;
1944 
1945 	switch (type) {
1946 	case EV_ABS:
1947 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1948 
1949 		/* older tablet may miss physical usage */
1950 		if ((code == ABS_X || code == ABS_Y) && !resolution) {
1951 			resolution = WACOM_INTUOS_RES;
1952 			hid_warn(input,
1953 				 "Wacom usage (%d) missing resolution \n",
1954 				 code);
1955 		}
1956 		input_abs_set_res(input, code, resolution);
1957 		break;
1958 	case EV_KEY:
1959 	case EV_MSC:
1960 	case EV_SW:
1961 		input_set_capability(input, type, code);
1962 		break;
1963 	}
1964 }
1965 
1966 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1967 		struct hid_field *field, struct hid_usage *usage)
1968 {
1969 	return;
1970 }
1971 
1972 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1973 		struct hid_usage *usage, __s32 value)
1974 {
1975 	struct wacom *wacom = hid_get_drvdata(hdev);
1976 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1977 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1978 
1979 	switch (equivalent_usage) {
1980 	case HID_DG_BATTERYSTRENGTH:
1981 		if (value == 0) {
1982 			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1983 		}
1984 		else {
1985 			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1986 			wacom_wac->hid_data.battery_capacity = value;
1987 			wacom_wac->hid_data.bat_connected = 1;
1988 			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1989 		}
1990 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1991 		break;
1992 	case WACOM_HID_WD_BATTERY_LEVEL:
1993 		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1994 		wacom_wac->hid_data.battery_capacity = value;
1995 		wacom_wac->hid_data.bat_connected = 1;
1996 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1997 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1998 		break;
1999 	case WACOM_HID_WD_BATTERY_CHARGING:
2000 		wacom_wac->hid_data.bat_charging = value;
2001 		wacom_wac->hid_data.ps_connected = value;
2002 		wacom_wac->hid_data.bat_connected = 1;
2003 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
2004 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
2005 		break;
2006 	}
2007 }
2008 
2009 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
2010 		struct hid_report *report)
2011 {
2012 	return;
2013 }
2014 
2015 static void wacom_wac_battery_report(struct hid_device *hdev,
2016 		struct hid_report *report)
2017 {
2018 	struct wacom *wacom = hid_get_drvdata(hdev);
2019 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2020 
2021 	int status = wacom_wac->hid_data.bat_status;
2022 	int capacity = wacom_wac->hid_data.battery_capacity;
2023 	bool charging = wacom_wac->hid_data.bat_charging;
2024 	bool connected = wacom_wac->hid_data.bat_connected;
2025 	bool powered = wacom_wac->hid_data.ps_connected;
2026 
2027 	wacom_notify_battery(wacom_wac, status, capacity, charging,
2028 			     connected, powered);
2029 }
2030 
2031 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
2032 		struct hid_field *field, struct hid_usage *usage)
2033 {
2034 	struct wacom *wacom = hid_get_drvdata(hdev);
2035 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2036 	struct wacom_features *features = &wacom_wac->features;
2037 	struct input_dev *input = wacom_wac->pad_input;
2038 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2039 
2040 	switch (equivalent_usage) {
2041 	case WACOM_HID_WD_ACCELEROMETER_X:
2042 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2043 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2044 		features->device_type |= WACOM_DEVICETYPE_PAD;
2045 		break;
2046 	case WACOM_HID_WD_ACCELEROMETER_Y:
2047 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2048 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2049 		features->device_type |= WACOM_DEVICETYPE_PAD;
2050 		break;
2051 	case WACOM_HID_WD_ACCELEROMETER_Z:
2052 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2053 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2054 		features->device_type |= WACOM_DEVICETYPE_PAD;
2055 		break;
2056 	case WACOM_HID_WD_BUTTONCENTER:
2057 	case WACOM_HID_WD_BUTTONHOME:
2058 	case WACOM_HID_WD_BUTTONUP:
2059 	case WACOM_HID_WD_BUTTONDOWN:
2060 	case WACOM_HID_WD_BUTTONLEFT:
2061 	case WACOM_HID_WD_BUTTONRIGHT:
2062 		wacom_map_usage(input, usage, field, EV_KEY,
2063 				wacom_numbered_button_to_key(features->numbered_buttons),
2064 				0);
2065 		features->numbered_buttons++;
2066 		features->device_type |= WACOM_DEVICETYPE_PAD;
2067 		break;
2068 	case WACOM_HID_WD_MUTE_DEVICE:
2069 		/* softkey touch switch */
2070 		wacom_wac->is_soft_touch_switch = true;
2071 		fallthrough;
2072 	case WACOM_HID_WD_TOUCHONOFF:
2073 		/*
2074 		 * These two usages, which are used to mute touch events, come
2075 		 * from the pad packet, but are reported on the touch
2076 		 * interface. Because the touch interface may not have
2077 		 * been created yet, we cannot call wacom_map_usage(). In
2078 		 * order to process the usages when we receive them, we set
2079 		 * the usage type and code directly.
2080 		 */
2081 		wacom_wac->has_mute_touch_switch = true;
2082 		usage->type = EV_SW;
2083 		usage->code = SW_MUTE_DEVICE;
2084 		break;
2085 	case WACOM_HID_WD_TOUCHSTRIP:
2086 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2087 		features->device_type |= WACOM_DEVICETYPE_PAD;
2088 		break;
2089 	case WACOM_HID_WD_TOUCHSTRIP2:
2090 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2091 		features->device_type |= WACOM_DEVICETYPE_PAD;
2092 		break;
2093 	case WACOM_HID_WD_TOUCHRING:
2094 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2095 		features->device_type |= WACOM_DEVICETYPE_PAD;
2096 		break;
2097 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2098 		/*
2099 		 * Only set up type/code association. Completely mapping
2100 		 * this usage may overwrite the axis resolution and range.
2101 		 */
2102 		usage->type = EV_ABS;
2103 		usage->code = ABS_WHEEL;
2104 		set_bit(EV_ABS, input->evbit);
2105 		features->device_type |= WACOM_DEVICETYPE_PAD;
2106 		break;
2107 	case WACOM_HID_WD_BUTTONCONFIG:
2108 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2109 		features->device_type |= WACOM_DEVICETYPE_PAD;
2110 		break;
2111 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2112 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2113 		features->device_type |= WACOM_DEVICETYPE_PAD;
2114 		break;
2115 	case WACOM_HID_WD_CONTROLPANEL:
2116 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2117 		features->device_type |= WACOM_DEVICETYPE_PAD;
2118 		break;
2119 	case WACOM_HID_WD_MODE_CHANGE:
2120 		/* do not overwrite previous data */
2121 		if (!wacom_wac->has_mode_change) {
2122 			wacom_wac->has_mode_change = true;
2123 			wacom_wac->is_direct_mode = true;
2124 		}
2125 		features->device_type |= WACOM_DEVICETYPE_PAD;
2126 		break;
2127 	}
2128 
2129 	switch (equivalent_usage & 0xfffffff0) {
2130 	case WACOM_HID_WD_EXPRESSKEY00:
2131 		wacom_map_usage(input, usage, field, EV_KEY,
2132 				wacom_numbered_button_to_key(features->numbered_buttons),
2133 				0);
2134 		features->numbered_buttons++;
2135 		features->device_type |= WACOM_DEVICETYPE_PAD;
2136 		break;
2137 	}
2138 }
2139 
2140 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2141 		struct hid_usage *usage, __s32 value)
2142 {
2143 	struct wacom *wacom = hid_get_drvdata(hdev);
2144 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2145 	struct input_dev *input = wacom_wac->pad_input;
2146 	struct wacom_features *features = &wacom_wac->features;
2147 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2148 	int i;
2149 	bool do_report = false;
2150 
2151 	/*
2152 	 * Avoid reporting this event and setting inrange_state if this usage
2153 	 * hasn't been mapped.
2154 	 */
2155 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2156 		return;
2157 
2158 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2159 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
2160 			wacom_wac->hid_data.inrange_state |= value;
2161 	}
2162 
2163 	/* Process touch switch state first since it is reported through touch interface,
2164 	 * which is indepentent of pad interface. In the case when there are no other pad
2165 	 * events, the pad interface will not even be created.
2166 	 */
2167 	if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2168 	   (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2169 		if (wacom_wac->shared->touch_input) {
2170 			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2171 
2172 			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2173 				*is_touch_on = !(*is_touch_on);
2174 			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2175 				*is_touch_on = value;
2176 
2177 			input_report_switch(wacom_wac->shared->touch_input,
2178 					    SW_MUTE_DEVICE, !(*is_touch_on));
2179 			input_sync(wacom_wac->shared->touch_input);
2180 		}
2181 		return;
2182 	}
2183 
2184 	if (!input)
2185 		return;
2186 
2187 	switch (equivalent_usage) {
2188 	case WACOM_HID_WD_TOUCHRING:
2189 		/*
2190 		 * Userspace expects touchrings to increase in value with
2191 		 * clockwise gestures and have their zero point at the
2192 		 * tablet's left. HID events "should" be clockwise-
2193 		 * increasing and zero at top, though the MobileStudio
2194 		 * Pro and 2nd-gen Intuos Pro don't do this...
2195 		 */
2196 		if (hdev->vendor == 0x56a &&
2197 		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2198 		     hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2199 		     hdev->product == 0x392 ||				  /* Intuos Pro 2 */
2200 		     hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2201 		     hdev->product == 0x3AA)) {				  /* MobileStudio Pro */
2202 			value = (field->logical_maximum - value);
2203 
2204 			if (hdev->product == 0x357 || hdev->product == 0x358 ||
2205 			    hdev->product == 0x392)
2206 				value = wacom_offset_rotation(input, usage, value, 3, 16);
2207 			else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2208 				 hdev->product == 0x398 || hdev->product == 0x399 ||
2209 				 hdev->product == 0x3AA)
2210 				value = wacom_offset_rotation(input, usage, value, 1, 2);
2211 		}
2212 		else {
2213 			value = wacom_offset_rotation(input, usage, value, 1, 4);
2214 		}
2215 		do_report = true;
2216 		break;
2217 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2218 		if (!value)
2219 			input_event(input, usage->type, usage->code, 0);
2220 		break;
2221 
2222 	case WACOM_HID_WD_MODE_CHANGE:
2223 		if (wacom_wac->is_direct_mode != value) {
2224 			wacom_wac->is_direct_mode = value;
2225 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2226 		}
2227 		break;
2228 
2229 	case WACOM_HID_WD_BUTTONCENTER:
2230 		for (i = 0; i < wacom->led.count; i++)
2231 			wacom_update_led(wacom, features->numbered_buttons,
2232 					 value, i);
2233 		fallthrough;
2234 	default:
2235 		do_report = true;
2236 		break;
2237 	}
2238 
2239 	if (do_report) {
2240 		input_event(input, usage->type, usage->code, value);
2241 		if (value)
2242 			wacom_wac->hid_data.pad_input_event_flag = true;
2243 	}
2244 }
2245 
2246 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2247 		struct hid_report *report)
2248 {
2249 	struct wacom *wacom = hid_get_drvdata(hdev);
2250 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2251 
2252 	wacom_wac->hid_data.inrange_state = 0;
2253 }
2254 
2255 static void wacom_wac_pad_report(struct hid_device *hdev,
2256 		struct hid_report *report, struct hid_field *field)
2257 {
2258 	struct wacom *wacom = hid_get_drvdata(hdev);
2259 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2260 	struct input_dev *input = wacom_wac->pad_input;
2261 	bool active = wacom_wac->hid_data.inrange_state != 0;
2262 
2263 	/* report prox for expresskey events */
2264 	if (wacom_wac->hid_data.pad_input_event_flag) {
2265 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2266 		input_sync(input);
2267 		if (!active)
2268 			wacom_wac->hid_data.pad_input_event_flag = false;
2269 	}
2270 }
2271 
2272 static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2273 {
2274 	struct input_dev *input = wacom_wac->pen_input;
2275 	struct wacom_features *features = &wacom_wac->features;
2276 
2277 	if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2278 	    wacom_wac->hid_data.barrelswitch &&
2279 	    wacom_wac->hid_data.barrelswitch2 &&
2280 	    wacom_wac->hid_data.serialhi &&
2281 	    !wacom_wac->hid_data.barrelswitch3) {
2282 		input_set_capability(input, EV_KEY, BTN_STYLUS3);
2283 		features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2284 	}
2285 }
2286 
2287 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2288 		struct hid_field *field, struct hid_usage *usage)
2289 {
2290 	struct wacom *wacom = hid_get_drvdata(hdev);
2291 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2292 	struct wacom_features *features = &wacom_wac->features;
2293 	struct input_dev *input = wacom_wac->pen_input;
2294 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2295 
2296 	switch (equivalent_usage) {
2297 	case HID_GD_X:
2298 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2299 		break;
2300 	case HID_GD_Y:
2301 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2302 		break;
2303 	case WACOM_HID_WD_DISTANCE:
2304 	case HID_GD_Z:
2305 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2306 		break;
2307 	case HID_DG_TIPPRESSURE:
2308 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2309 		break;
2310 	case HID_DG_INRANGE:
2311 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2312 		break;
2313 	case HID_DG_INVERT:
2314 		wacom_map_usage(input, usage, field, EV_KEY,
2315 				BTN_TOOL_RUBBER, 0);
2316 		break;
2317 	case HID_DG_TILT_X:
2318 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2319 		break;
2320 	case HID_DG_TILT_Y:
2321 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2322 		break;
2323 	case HID_DG_TWIST:
2324 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2325 		break;
2326 	case HID_DG_ERASER:
2327 		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2328 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2329 		break;
2330 	case HID_DG_TIPSWITCH:
2331 		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2332 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2333 		break;
2334 	case HID_DG_BARRELSWITCH:
2335 		wacom_wac->hid_data.barrelswitch = true;
2336 		wacom_set_barrel_switch3_usage(wacom_wac);
2337 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2338 		break;
2339 	case HID_DG_BARRELSWITCH2:
2340 		wacom_wac->hid_data.barrelswitch2 = true;
2341 		wacom_set_barrel_switch3_usage(wacom_wac);
2342 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2343 		break;
2344 	case HID_DG_TOOLSERIALNUMBER:
2345 		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2346 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2347 		break;
2348 	case HID_DG_SCANTIME:
2349 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2350 		break;
2351 	case WACOM_HID_WD_SENSE:
2352 		features->quirks |= WACOM_QUIRK_SENSE;
2353 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2354 		break;
2355 	case WACOM_HID_WD_SERIALHI:
2356 		wacom_wac->hid_data.serialhi = true;
2357 		wacom_set_barrel_switch3_usage(wacom_wac);
2358 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2359 		break;
2360 	case WACOM_HID_WD_FINGERWHEEL:
2361 		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2362 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2363 		break;
2364 	case WACOM_HID_WD_BARRELSWITCH3:
2365 		wacom_wac->hid_data.barrelswitch3 = true;
2366 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2367 		features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2368 		break;
2369 	}
2370 }
2371 
2372 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2373 		struct hid_usage *usage, __s32 value)
2374 {
2375 	struct wacom *wacom = hid_get_drvdata(hdev);
2376 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2377 	struct wacom_features *features = &wacom_wac->features;
2378 	struct input_dev *input = wacom_wac->pen_input;
2379 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2380 
2381 	if (wacom_wac->is_invalid_bt_frame)
2382 		return;
2383 
2384 	switch (equivalent_usage) {
2385 	case HID_GD_Z:
2386 		/*
2387 		 * HID_GD_Z "should increase as the control's position is
2388 		 * moved from high to low", while ABS_DISTANCE instead
2389 		 * increases in value as the tool moves from low to high.
2390 		 */
2391 		value = field->logical_maximum - value;
2392 		break;
2393 	case HID_DG_INRANGE:
2394 		mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2395 		wacom_wac->hid_data.inrange_state = value;
2396 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2397 			wacom_wac->hid_data.sense_state = value;
2398 		return;
2399 	case HID_DG_INVERT:
2400 		wacom_wac->hid_data.invert_state = value;
2401 		return;
2402 	case HID_DG_ERASER:
2403 	case HID_DG_TIPSWITCH:
2404 		wacom_wac->hid_data.tipswitch |= value;
2405 		return;
2406 	case HID_DG_BARRELSWITCH:
2407 		wacom_wac->hid_data.barrelswitch = value;
2408 		return;
2409 	case HID_DG_BARRELSWITCH2:
2410 		wacom_wac->hid_data.barrelswitch2 = value;
2411 		return;
2412 	case HID_DG_TOOLSERIALNUMBER:
2413 		if (value) {
2414 			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2415 			wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2416 		}
2417 		return;
2418 	case HID_DG_TWIST:
2419 		/* don't modify the value if the pen doesn't support the feature */
2420 		if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2421 
2422 		/*
2423 		 * Userspace expects pen twist to have its zero point when
2424 		 * the buttons/finger is on the tablet's left. HID values
2425 		 * are zero when buttons are toward the top.
2426 		 */
2427 		value = wacom_offset_rotation(input, usage, value, 1, 4);
2428 		break;
2429 	case WACOM_HID_WD_SENSE:
2430 		wacom_wac->hid_data.sense_state = value;
2431 		return;
2432 	case WACOM_HID_WD_SERIALHI:
2433 		if (value) {
2434 			__u32 raw_value = wacom_s32tou(value, field->report_size);
2435 
2436 			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2437 			wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2438 			/*
2439 			 * Non-USI EMR devices may contain additional tool type
2440 			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2441 			 * more details.
2442 			 */
2443 			if (value >> 20 == 1) {
2444 				wacom_wac->id[0] |= raw_value & 0xFFFFF;
2445 			}
2446 		}
2447 		return;
2448 	case WACOM_HID_WD_TOOLTYPE:
2449 		/*
2450 		 * Some devices (MobileStudio Pro, and possibly later
2451 		 * devices as well) do not return the complete tool
2452 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2453 		 * bitwise OR so the complete value can be built
2454 		 * up over time :(
2455 		 */
2456 		wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2457 		return;
2458 	case WACOM_HID_WD_OFFSETLEFT:
2459 		if (features->offset_left && value != features->offset_left)
2460 			hid_warn(hdev, "%s: overriding existing left offset "
2461 				 "%d -> %d\n", __func__, value,
2462 				 features->offset_left);
2463 		features->offset_left = value;
2464 		return;
2465 	case WACOM_HID_WD_OFFSETRIGHT:
2466 		if (features->offset_right && value != features->offset_right)
2467 			hid_warn(hdev, "%s: overriding existing right offset "
2468 				 "%d -> %d\n", __func__, value,
2469 				 features->offset_right);
2470 		features->offset_right = value;
2471 		return;
2472 	case WACOM_HID_WD_OFFSETTOP:
2473 		if (features->offset_top && value != features->offset_top)
2474 			hid_warn(hdev, "%s: overriding existing top offset "
2475 				 "%d -> %d\n", __func__, value,
2476 				 features->offset_top);
2477 		features->offset_top = value;
2478 		return;
2479 	case WACOM_HID_WD_OFFSETBOTTOM:
2480 		if (features->offset_bottom && value != features->offset_bottom)
2481 			hid_warn(hdev, "%s: overriding existing bottom offset "
2482 				 "%d -> %d\n", __func__, value,
2483 				 features->offset_bottom);
2484 		features->offset_bottom = value;
2485 		return;
2486 	case WACOM_HID_WD_REPORT_VALID:
2487 		wacom_wac->is_invalid_bt_frame = !value;
2488 		return;
2489 	case WACOM_HID_WD_BARRELSWITCH3:
2490 		wacom_wac->hid_data.barrelswitch3 = value;
2491 		return;
2492 	case WACOM_HID_WD_SEQUENCENUMBER:
2493 		if (wacom_wac->hid_data.sequence_number != value)
2494 			hid_warn(hdev, "Dropped %hu packets", (unsigned short)(value - wacom_wac->hid_data.sequence_number));
2495 		wacom_wac->hid_data.sequence_number = value + 1;
2496 		return;
2497 	}
2498 
2499 	/* send pen events only when touch is up or forced out
2500 	 * or touch arbitration is off
2501 	 */
2502 	if (!usage->type || delay_pen_events(wacom_wac))
2503 		return;
2504 
2505 	/* send pen events only when the pen is in range */
2506 	if (wacom_wac->hid_data.inrange_state)
2507 		input_event(input, usage->type, usage->code, value);
2508 	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2509 		input_event(input, usage->type, usage->code, 0);
2510 }
2511 
2512 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2513 		struct hid_report *report)
2514 {
2515 	struct wacom *wacom = hid_get_drvdata(hdev);
2516 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2517 
2518 	wacom_wac->is_invalid_bt_frame = false;
2519 	return;
2520 }
2521 
2522 static void wacom_wac_pen_report(struct hid_device *hdev,
2523 		struct hid_report *report)
2524 {
2525 	struct wacom *wacom = hid_get_drvdata(hdev);
2526 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2527 	struct input_dev *input = wacom_wac->pen_input;
2528 	bool range = wacom_wac->hid_data.inrange_state;
2529 	bool sense = wacom_wac->hid_data.sense_state;
2530 
2531 	if (wacom_wac->is_invalid_bt_frame)
2532 		return;
2533 
2534 	if (!wacom_wac->tool[0] && range) { /* first in range */
2535 		/* Going into range select tool */
2536 		if (wacom_wac->hid_data.invert_state)
2537 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2538 		else if (wacom_wac->id[0])
2539 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2540 		else
2541 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2542 	}
2543 
2544 	/* keep pen state for touch events */
2545 	wacom_wac->shared->stylus_in_proximity = sense;
2546 
2547 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2548 		int id = wacom_wac->id[0];
2549 		if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2550 			int sw_state = wacom_wac->hid_data.barrelswitch |
2551 				       (wacom_wac->hid_data.barrelswitch2 << 1);
2552 			wacom_wac->hid_data.barrelswitch = sw_state == 1;
2553 			wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2554 			wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2555 		}
2556 		input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2557 		input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2558 		input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2559 
2560 		/*
2561 		 * Non-USI EMR tools should have their IDs mangled to
2562 		 * match the legacy behavior of wacom_intuos_general
2563 		 */
2564 		if (wacom_wac->serial[0] >> 52 == 1)
2565 			id = wacom_intuos_id_mangle(id);
2566 
2567 		/*
2568 		 * To ensure compatibility with xf86-input-wacom, we should
2569 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2570 		 * MSC_SERIAL events.
2571 		 */
2572 		input_report_key(input, BTN_TOUCH,
2573 				wacom_wac->hid_data.tipswitch);
2574 		input_report_key(input, wacom_wac->tool[0], sense);
2575 		if (wacom_wac->serial[0]) {
2576 			/*
2577 			 * xf86-input-wacom does not accept a serial number
2578 			 * of '0'. Report the low 32 bits if possible, but
2579 			 * if they are zero, report the upper ones instead.
2580 			 */
2581 			__u32 serial_lo = wacom_wac->serial[0] & 0xFFFFFFFFu;
2582 			__u32 serial_hi = wacom_wac->serial[0] >> 32;
2583 			input_event(input, EV_MSC, MSC_SERIAL, (int)(serial_lo ? serial_lo : serial_hi));
2584 			input_report_abs(input, ABS_MISC, sense ? id : 0);
2585 		}
2586 
2587 		wacom_wac->hid_data.tipswitch = false;
2588 
2589 		input_sync(input);
2590 	}
2591 
2592 	if (!sense) {
2593 		wacom_wac->tool[0] = 0;
2594 		wacom_wac->id[0] = 0;
2595 		wacom_wac->serial[0] = 0;
2596 	}
2597 }
2598 
2599 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2600 		struct hid_field *field, struct hid_usage *usage)
2601 {
2602 	struct wacom *wacom = hid_get_drvdata(hdev);
2603 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2604 	struct input_dev *input = wacom_wac->touch_input;
2605 	unsigned touch_max = wacom_wac->features.touch_max;
2606 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2607 
2608 	switch (equivalent_usage) {
2609 	case HID_GD_X:
2610 		if (touch_max == 1)
2611 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2612 		else
2613 			wacom_map_usage(input, usage, field, EV_ABS,
2614 					ABS_MT_POSITION_X, 4);
2615 		break;
2616 	case HID_GD_Y:
2617 		if (touch_max == 1)
2618 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2619 		else
2620 			wacom_map_usage(input, usage, field, EV_ABS,
2621 					ABS_MT_POSITION_Y, 4);
2622 		break;
2623 	case HID_DG_WIDTH:
2624 	case HID_DG_HEIGHT:
2625 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2626 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2627 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2628 		break;
2629 	case HID_DG_TIPSWITCH:
2630 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2631 		break;
2632 	case HID_DG_CONTACTCOUNT:
2633 		wacom_wac->hid_data.cc_report = field->report->id;
2634 		wacom_wac->hid_data.cc_index = field->index;
2635 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2636 		break;
2637 	case HID_DG_CONTACTID:
2638 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2639 			/*
2640 			 * The HID descriptor for G11 sensors leaves logical
2641 			 * maximum set to '1' despite it being a multitouch
2642 			 * device. Override to a sensible number.
2643 			 */
2644 			field->logical_maximum = 255;
2645 		}
2646 		break;
2647 	case HID_DG_SCANTIME:
2648 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2649 		break;
2650 	}
2651 }
2652 
2653 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2654 		struct input_dev *input)
2655 {
2656 	struct hid_data *hid_data = &wacom_wac->hid_data;
2657 	bool mt = wacom_wac->features.touch_max > 1;
2658 	bool touch_down = hid_data->tipswitch && hid_data->confidence;
2659 	bool prox = touch_down && report_touch_events(wacom_wac);
2660 
2661 	if (touch_is_muted(wacom_wac)) {
2662 		if (!wacom_wac->shared->touch_down)
2663 			return;
2664 		prox = false;
2665 	}
2666 
2667 	wacom_wac->hid_data.num_received++;
2668 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2669 		return;
2670 
2671 	if (mt) {
2672 		int slot;
2673 
2674 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2675 		if (slot < 0) {
2676 			return;
2677 		} else {
2678 			struct input_mt_slot *ps = &input->mt->slots[slot];
2679 			int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2680 
2681 			if (!prox && mt_id < 0) {
2682 				// No data to send for this slot; short-circuit
2683 				return;
2684 			}
2685 		}
2686 
2687 		input_mt_slot(input, slot);
2688 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2689 	}
2690 	else {
2691 		input_report_key(input, BTN_TOUCH, prox);
2692 	}
2693 
2694 	if (prox) {
2695 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2696 				 hid_data->x);
2697 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2698 				 hid_data->y);
2699 
2700 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2701 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2702 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2703 			if (hid_data->width != hid_data->height)
2704 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2705 		}
2706 	}
2707 }
2708 
2709 static void wacom_wac_finger_event(struct hid_device *hdev,
2710 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2711 {
2712 	struct wacom *wacom = hid_get_drvdata(hdev);
2713 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2714 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2715 	struct wacom_features *features = &wacom->wacom_wac.features;
2716 
2717 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2718 		return;
2719 
2720 	if (wacom_wac->is_invalid_bt_frame)
2721 		return;
2722 
2723 	switch (equivalent_usage) {
2724 	case HID_DG_CONFIDENCE:
2725 		wacom_wac->hid_data.confidence = value;
2726 		break;
2727 	case HID_GD_X:
2728 		wacom_wac->hid_data.x = value;
2729 		break;
2730 	case HID_GD_Y:
2731 		wacom_wac->hid_data.y = value;
2732 		break;
2733 	case HID_DG_WIDTH:
2734 		wacom_wac->hid_data.width = value;
2735 		break;
2736 	case HID_DG_HEIGHT:
2737 		wacom_wac->hid_data.height = value;
2738 		break;
2739 	case HID_DG_CONTACTID:
2740 		wacom_wac->hid_data.id = value;
2741 		break;
2742 	case HID_DG_TIPSWITCH:
2743 		wacom_wac->hid_data.tipswitch = value;
2744 		break;
2745 	case WACOM_HID_WT_REPORT_VALID:
2746 		wacom_wac->is_invalid_bt_frame = !value;
2747 		return;
2748 	case HID_DG_CONTACTMAX:
2749 		if (!features->touch_max) {
2750 			features->touch_max = value;
2751 		} else {
2752 			hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2753 				 "%d -> %d\n", __func__, features->touch_max, value);
2754 		}
2755 		return;
2756 	}
2757 
2758 	if (usage->usage_index + 1 == field->report_count) {
2759 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2760 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2761 	}
2762 }
2763 
2764 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2765 		struct hid_report *report)
2766 {
2767 	struct wacom *wacom = hid_get_drvdata(hdev);
2768 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2769 	struct hid_data* hid_data = &wacom_wac->hid_data;
2770 	int i;
2771 
2772 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2773 		return;
2774 
2775 	wacom_wac->is_invalid_bt_frame = false;
2776 
2777 	hid_data->confidence = true;
2778 
2779 	hid_data->cc_report = 0;
2780 	hid_data->cc_index = -1;
2781 	hid_data->cc_value_index = -1;
2782 
2783 	for (i = 0; i < report->maxfield; i++) {
2784 		struct hid_field *field = report->field[i];
2785 		int j;
2786 
2787 		for (j = 0; j < field->maxusage; j++) {
2788 			struct hid_usage *usage = &field->usage[j];
2789 			unsigned int equivalent_usage =
2790 				wacom_equivalent_usage(usage->hid);
2791 
2792 			switch (equivalent_usage) {
2793 			case HID_GD_X:
2794 			case HID_GD_Y:
2795 			case HID_DG_WIDTH:
2796 			case HID_DG_HEIGHT:
2797 			case HID_DG_CONTACTID:
2798 			case HID_DG_INRANGE:
2799 			case HID_DG_INVERT:
2800 			case HID_DG_TIPSWITCH:
2801 				hid_data->last_slot_field = equivalent_usage;
2802 				break;
2803 			case HID_DG_CONTACTCOUNT:
2804 				hid_data->cc_report = report->id;
2805 				hid_data->cc_index = i;
2806 				hid_data->cc_value_index = j;
2807 				break;
2808 			}
2809 		}
2810 	}
2811 
2812 	if (hid_data->cc_report != 0 &&
2813 	    hid_data->cc_index >= 0) {
2814 		struct hid_field *field = report->field[hid_data->cc_index];
2815 		int value = field->value[hid_data->cc_value_index];
2816 		if (value) {
2817 			hid_data->num_expected = value;
2818 			hid_data->num_received = 0;
2819 		}
2820 	}
2821 	else {
2822 		hid_data->num_expected = wacom_wac->features.touch_max;
2823 		hid_data->num_received = 0;
2824 	}
2825 }
2826 
2827 static void wacom_wac_finger_report(struct hid_device *hdev,
2828 		struct hid_report *report)
2829 {
2830 	struct wacom *wacom = hid_get_drvdata(hdev);
2831 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2832 	struct input_dev *input = wacom_wac->touch_input;
2833 	unsigned touch_max = wacom_wac->features.touch_max;
2834 
2835 	/* if there was nothing to process, don't send an empty sync */
2836 	if (wacom_wac->hid_data.num_expected == 0)
2837 		return;
2838 
2839 	/* If more packets of data are expected, give us a chance to
2840 	 * process them rather than immediately syncing a partial
2841 	 * update.
2842 	 */
2843 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2844 		return;
2845 
2846 	if (touch_max > 1)
2847 		input_mt_sync_frame(input);
2848 
2849 	input_sync(input);
2850 	wacom_wac->hid_data.num_received = 0;
2851 	wacom_wac->hid_data.num_expected = 0;
2852 
2853 	/* keep touch state for pen event */
2854 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2855 }
2856 
2857 void wacom_wac_usage_mapping(struct hid_device *hdev,
2858 		struct hid_field *field, struct hid_usage *usage)
2859 {
2860 	struct wacom *wacom = hid_get_drvdata(hdev);
2861 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2862 	struct wacom_features *features = &wacom_wac->features;
2863 
2864 	if (WACOM_DIRECT_DEVICE(field))
2865 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2866 
2867 	/* usage tests must precede field tests */
2868 	if (WACOM_BATTERY_USAGE(usage))
2869 		wacom_wac_battery_usage_mapping(hdev, field, usage);
2870 	else if (WACOM_PAD_FIELD(field))
2871 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2872 	else if (WACOM_PEN_FIELD(field))
2873 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2874 	else if (WACOM_FINGER_FIELD(field))
2875 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2876 }
2877 
2878 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2879 		struct hid_usage *usage, __s32 value)
2880 {
2881 	struct wacom *wacom = hid_get_drvdata(hdev);
2882 
2883 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2884 		return;
2885 
2886 	if (value > field->logical_maximum || value < field->logical_minimum)
2887 		return;
2888 
2889 	/* usage tests must precede field tests */
2890 	if (WACOM_BATTERY_USAGE(usage))
2891 		wacom_wac_battery_event(hdev, field, usage, value);
2892 	else if (WACOM_PAD_FIELD(field))
2893 		wacom_wac_pad_event(hdev, field, usage, value);
2894 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2895 		wacom_wac_pen_event(hdev, field, usage, value);
2896 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2897 		wacom_wac_finger_event(hdev, field, usage, value);
2898 }
2899 
2900 static void wacom_report_events(struct hid_device *hdev,
2901 				struct hid_report *report, int collection_index,
2902 				int field_index)
2903 {
2904 	int r;
2905 
2906 	for (r = field_index; r < report->maxfield; r++) {
2907 		struct hid_field *field;
2908 		unsigned count, n;
2909 
2910 		field = report->field[r];
2911 		count = field->report_count;
2912 
2913 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2914 			continue;
2915 
2916 		for (n = 0 ; n < count; n++) {
2917 			if (field->usage[n].collection_index == collection_index)
2918 				wacom_wac_event(hdev, field, &field->usage[n],
2919 						field->value[n]);
2920 			else
2921 				return;
2922 		}
2923 	}
2924 }
2925 
2926 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2927 			 int collection_index, struct hid_field *field,
2928 			 int field_index)
2929 {
2930 	struct wacom *wacom = hid_get_drvdata(hdev);
2931 
2932 	wacom_report_events(hdev, report, collection_index, field_index);
2933 
2934 	/*
2935 	 * Non-input reports may be sent prior to the device being
2936 	 * completely initialized. Since only their events need
2937 	 * to be processed, exit after 'wacom_report_events' has
2938 	 * been called to prevent potential crashes in the report-
2939 	 * processing functions.
2940 	 */
2941 	if (report->type != HID_INPUT_REPORT)
2942 		return -1;
2943 
2944 	if (WACOM_PAD_FIELD(field))
2945 		return 0;
2946 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2947 		wacom_wac_pen_report(hdev, report);
2948 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2949 		wacom_wac_finger_report(hdev, report);
2950 
2951 	return 0;
2952 }
2953 
2954 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2955 {
2956 	struct wacom *wacom = hid_get_drvdata(hdev);
2957 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2958 	struct hid_field *field;
2959 	bool pad_in_hid_field = false, pen_in_hid_field = false,
2960 		finger_in_hid_field = false, true_pad = false;
2961 	int r;
2962 	int prev_collection = -1;
2963 
2964 	if (wacom_wac->features.type != HID_GENERIC)
2965 		return;
2966 
2967 	for (r = 0; r < report->maxfield; r++) {
2968 		field = report->field[r];
2969 
2970 		if (WACOM_PAD_FIELD(field))
2971 			pad_in_hid_field = true;
2972 		if (WACOM_PEN_FIELD(field))
2973 			pen_in_hid_field = true;
2974 		if (WACOM_FINGER_FIELD(field))
2975 			finger_in_hid_field = true;
2976 		if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
2977 			true_pad = true;
2978 	}
2979 
2980 	wacom_wac_battery_pre_report(hdev, report);
2981 
2982 	if (pad_in_hid_field && wacom->wacom_wac.pad_input)
2983 		wacom_wac_pad_pre_report(hdev, report);
2984 	if (pen_in_hid_field && wacom->wacom_wac.pen_input)
2985 		wacom_wac_pen_pre_report(hdev, report);
2986 	if (finger_in_hid_field && wacom->wacom_wac.touch_input)
2987 		wacom_wac_finger_pre_report(hdev, report);
2988 
2989 	for (r = 0; r < report->maxfield; r++) {
2990 		field = report->field[r];
2991 
2992 		if (field->usage[0].collection_index != prev_collection) {
2993 			if (wacom_wac_collection(hdev, report,
2994 				field->usage[0].collection_index, field, r) < 0)
2995 				return;
2996 			prev_collection = field->usage[0].collection_index;
2997 		}
2998 	}
2999 
3000 	wacom_wac_battery_report(hdev, report);
3001 
3002 	if (true_pad && wacom->wacom_wac.pad_input)
3003 		wacom_wac_pad_report(hdev, report, field);
3004 }
3005 
3006 static int wacom_bpt_touch(struct wacom_wac *wacom)
3007 {
3008 	struct wacom_features *features = &wacom->features;
3009 	struct input_dev *input = wacom->touch_input;
3010 	struct input_dev *pad_input = wacom->pad_input;
3011 	unsigned char *data = wacom->data;
3012 	int i;
3013 
3014 	if (data[0] != 0x02)
3015 	    return 0;
3016 
3017 	for (i = 0; i < 2; i++) {
3018 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
3019 		bool touch = report_touch_events(wacom)
3020 			   && (data[offset + 3] & 0x80);
3021 
3022 		input_mt_slot(input, i);
3023 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3024 		if (touch) {
3025 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
3026 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
3027 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
3028 				x <<= 5;
3029 				y <<= 5;
3030 			}
3031 			input_report_abs(input, ABS_MT_POSITION_X, x);
3032 			input_report_abs(input, ABS_MT_POSITION_Y, y);
3033 		}
3034 	}
3035 
3036 	input_mt_sync_frame(input);
3037 
3038 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3039 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3040 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3041 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3042 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3043 
3044 	return 1;
3045 }
3046 
3047 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3048 {
3049 	struct wacom_features *features = &wacom->features;
3050 	struct input_dev *input = wacom->touch_input;
3051 	bool touch = data[1] & 0x80;
3052 	int slot = input_mt_get_slot_by_key(input, data[0]);
3053 
3054 	if (slot < 0)
3055 		return;
3056 
3057 	touch = touch && report_touch_events(wacom);
3058 
3059 	input_mt_slot(input, slot);
3060 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3061 
3062 	if (touch) {
3063 		int x = (data[2] << 4) | (data[4] >> 4);
3064 		int y = (data[3] << 4) | (data[4] & 0x0f);
3065 		int width, height;
3066 
3067 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3068 			width  = data[5] * 100;
3069 			height = data[6] * 100;
3070 		} else {
3071 			/*
3072 			 * "a" is a scaled-down area which we assume is
3073 			 * roughly circular and which can be described as:
3074 			 * a=(pi*r^2)/C.
3075 			 */
3076 			int a = data[5];
3077 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3078 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3079 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3080 			height = width * y_res / x_res;
3081 		}
3082 
3083 		input_report_abs(input, ABS_MT_POSITION_X, x);
3084 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3085 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3086 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3087 	}
3088 }
3089 
3090 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3091 {
3092 	struct input_dev *input = wacom->pad_input;
3093 	struct wacom_features *features = &wacom->features;
3094 
3095 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3096 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3097 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3098 	} else {
3099 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3100 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3101 	}
3102 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3103 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3104 }
3105 
3106 static int wacom_bpt3_touch(struct wacom_wac *wacom)
3107 {
3108 	unsigned char *data = wacom->data;
3109 	int count = data[1] & 0x07;
3110 	int  touch_changed = 0, i;
3111 
3112 	if (data[0] != 0x02)
3113 	    return 0;
3114 
3115 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3116 	for (i = 0; i < count; i++) {
3117 		int offset = (8 * i) + 2;
3118 		int msg_id = data[offset];
3119 
3120 		if (msg_id >= 2 && msg_id <= 17) {
3121 			wacom_bpt3_touch_msg(wacom, data + offset);
3122 			touch_changed++;
3123 		} else if (msg_id == 128)
3124 			wacom_bpt3_button_msg(wacom, data + offset);
3125 
3126 	}
3127 
3128 	/* only update touch if we actually have a touchpad and touch data changed */
3129 	if (wacom->touch_input && touch_changed) {
3130 		input_mt_sync_frame(wacom->touch_input);
3131 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3132 	}
3133 
3134 	return 1;
3135 }
3136 
3137 static int wacom_bpt_pen(struct wacom_wac *wacom)
3138 {
3139 	struct wacom_features *features = &wacom->features;
3140 	struct input_dev *input = wacom->pen_input;
3141 	unsigned char *data = wacom->data;
3142 	int x = 0, y = 0, p = 0, d = 0;
3143 	bool pen = false, btn1 = false, btn2 = false;
3144 	bool range, prox, rdy;
3145 
3146 	if (data[0] != WACOM_REPORT_PENABLED)
3147 	    return 0;
3148 
3149 	range = (data[1] & 0x80) == 0x80;
3150 	prox = (data[1] & 0x40) == 0x40;
3151 	rdy = (data[1] & 0x20) == 0x20;
3152 
3153 	wacom->shared->stylus_in_proximity = range;
3154 	if (delay_pen_events(wacom))
3155 		return 0;
3156 
3157 	if (rdy) {
3158 		p = le16_to_cpup((__le16 *)&data[6]);
3159 		pen = data[1] & 0x01;
3160 		btn1 = data[1] & 0x02;
3161 		btn2 = data[1] & 0x04;
3162 	}
3163 	if (prox) {
3164 		x = le16_to_cpup((__le16 *)&data[2]);
3165 		y = le16_to_cpup((__le16 *)&data[4]);
3166 
3167 		if (data[1] & 0x08) {
3168 			wacom->tool[0] = BTN_TOOL_RUBBER;
3169 			wacom->id[0] = ERASER_DEVICE_ID;
3170 		} else {
3171 			wacom->tool[0] = BTN_TOOL_PEN;
3172 			wacom->id[0] = STYLUS_DEVICE_ID;
3173 		}
3174 		wacom->reporting_data = true;
3175 	}
3176 	if (range) {
3177 		/*
3178 		 * Convert distance from out prox to distance from tablet.
3179 		 * distance will be greater than distance_max once
3180 		 * touching and applying pressure; do not report negative
3181 		 * distance.
3182 		 */
3183 		if (data[8] <= features->distance_max)
3184 			d = features->distance_max - data[8];
3185 	} else {
3186 		wacom->id[0] = 0;
3187 	}
3188 
3189 	if (wacom->reporting_data) {
3190 		input_report_key(input, BTN_TOUCH, pen);
3191 		input_report_key(input, BTN_STYLUS, btn1);
3192 		input_report_key(input, BTN_STYLUS2, btn2);
3193 
3194 		if (prox || !range) {
3195 			input_report_abs(input, ABS_X, x);
3196 			input_report_abs(input, ABS_Y, y);
3197 		}
3198 		input_report_abs(input, ABS_PRESSURE, p);
3199 		input_report_abs(input, ABS_DISTANCE, d);
3200 
3201 		input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3202 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3203 	}
3204 
3205 	if (!range) {
3206 		wacom->reporting_data = false;
3207 	}
3208 
3209 	return 1;
3210 }
3211 
3212 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3213 {
3214 	struct wacom_features *features = &wacom->features;
3215 
3216 	if ((features->type == INTUOSHT2) &&
3217 	    (features->device_type & WACOM_DEVICETYPE_PEN))
3218 		return wacom_intuos_irq(wacom);
3219 	else if (len == WACOM_PKGLEN_BBTOUCH)
3220 		return wacom_bpt_touch(wacom);
3221 	else if (len == WACOM_PKGLEN_BBTOUCH3)
3222 		return wacom_bpt3_touch(wacom);
3223 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3224 		return wacom_bpt_pen(wacom);
3225 
3226 	return 0;
3227 }
3228 
3229 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3230 		unsigned char *data)
3231 {
3232 	unsigned char prefix;
3233 
3234 	/*
3235 	 * We need to reroute the event from the debug interface to the
3236 	 * pen interface.
3237 	 * We need to add the report ID to the actual pen report, so we
3238 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
3239 	 * and memcpy the report.
3240 	 */
3241 	prefix = data[0];
3242 	data[0] = WACOM_REPORT_BPAD_PEN;
3243 
3244 	/*
3245 	 * actually reroute the event.
3246 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
3247 	 * will check for us.
3248 	 */
3249 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3250 			 WACOM_PKGLEN_PENABLED, 1);
3251 
3252 	data[0] = prefix;
3253 }
3254 
3255 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3256 		unsigned char *data)
3257 {
3258 	struct input_dev *input = wacom->touch_input;
3259 	unsigned char *finger_data, prefix;
3260 	unsigned id;
3261 	int x, y;
3262 	bool valid;
3263 
3264 	prefix = data[0];
3265 
3266 	for (id = 0; id < wacom->features.touch_max; id++) {
3267 		valid = !!(prefix & BIT(id)) &&
3268 			report_touch_events(wacom);
3269 
3270 		input_mt_slot(input, id);
3271 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3272 
3273 		if (!valid)
3274 			continue;
3275 
3276 		finger_data = data + 1 + id * 3;
3277 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3278 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3279 
3280 		input_report_abs(input, ABS_MT_POSITION_X, x);
3281 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3282 	}
3283 
3284 	input_mt_sync_frame(input);
3285 
3286 	input_report_key(input, BTN_LEFT, prefix & 0x40);
3287 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3288 
3289 	/* keep touch state for pen event */
3290 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3291 
3292 	return 1;
3293 }
3294 
3295 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3296 {
3297 	unsigned char *data = wacom->data;
3298 
3299 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3300 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3301 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3302 		return 0;
3303 
3304 	if (data[1] & 0x01)
3305 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3306 
3307 	if (data[1] & 0x02)
3308 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3309 
3310 	return 0;
3311 }
3312 
3313 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3314 {
3315 	unsigned char *data = wacom->data;
3316 	int connected;
3317 
3318 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3319 		return 0;
3320 
3321 	connected = data[1] & 0x01;
3322 	if (connected) {
3323 		int pid, battery, charging;
3324 
3325 		if ((wacom->shared->type == INTUOSHT ||
3326 		    wacom->shared->type == INTUOSHT2) &&
3327 		    wacom->shared->touch_input &&
3328 		    wacom->shared->touch_max) {
3329 			input_report_switch(wacom->shared->touch_input,
3330 					SW_MUTE_DEVICE, data[5] & 0x40);
3331 			input_sync(wacom->shared->touch_input);
3332 		}
3333 
3334 		pid = get_unaligned_be16(&data[6]);
3335 		battery = (data[5] & 0x3f) * 100 / 31;
3336 		charging = !!(data[5] & 0x80);
3337 		if (wacom->pid != pid) {
3338 			wacom->pid = pid;
3339 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3340 		}
3341 
3342 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3343 				     battery, charging, 1, 0);
3344 
3345 	} else if (wacom->pid != 0) {
3346 		/* disconnected while previously connected */
3347 		wacom->pid = 0;
3348 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3349 		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3350 	}
3351 
3352 	return 0;
3353 }
3354 
3355 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3356 {
3357 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3358 	struct wacom_features *features = &wacom_wac->features;
3359 	unsigned char *data = wacom_wac->data;
3360 
3361 	if (data[0] != WACOM_REPORT_USB)
3362 		return 0;
3363 
3364 	if ((features->type == INTUOSHT ||
3365 	    features->type == INTUOSHT2) &&
3366 	    wacom_wac->shared->touch_input &&
3367 	    features->touch_max) {
3368 		input_report_switch(wacom_wac->shared->touch_input,
3369 				    SW_MUTE_DEVICE, data[8] & 0x40);
3370 		input_sync(wacom_wac->shared->touch_input);
3371 	}
3372 
3373 	if (data[9] & 0x02) { /* wireless module is attached */
3374 		int battery = (data[8] & 0x3f) * 100 / 31;
3375 		bool charging = !!(data[8] & 0x80);
3376 
3377 		features->quirks |= WACOM_QUIRK_BATTERY;
3378 		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3379 				     battery, charging, battery || charging, 1);
3380 	}
3381 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3382 		 wacom->battery.battery) {
3383 		features->quirks &= ~WACOM_QUIRK_BATTERY;
3384 		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3385 	}
3386 	return 0;
3387 }
3388 
3389 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3390 {
3391 	bool sync;
3392 
3393 	switch (wacom_wac->features.type) {
3394 	case PENPARTNER:
3395 		sync = wacom_penpartner_irq(wacom_wac);
3396 		break;
3397 
3398 	case PL:
3399 		sync = wacom_pl_irq(wacom_wac);
3400 		break;
3401 
3402 	case WACOM_G4:
3403 	case GRAPHIRE:
3404 	case GRAPHIRE_BT:
3405 	case WACOM_MO:
3406 		sync = wacom_graphire_irq(wacom_wac);
3407 		break;
3408 
3409 	case PTU:
3410 		sync = wacom_ptu_irq(wacom_wac);
3411 		break;
3412 
3413 	case DTU:
3414 		sync = wacom_dtu_irq(wacom_wac);
3415 		break;
3416 
3417 	case DTUS:
3418 	case DTUSX:
3419 		sync = wacom_dtus_irq(wacom_wac);
3420 		break;
3421 
3422 	case INTUOS:
3423 	case INTUOS3S:
3424 	case INTUOS3:
3425 	case INTUOS3L:
3426 	case INTUOS4S:
3427 	case INTUOS4:
3428 	case INTUOS4L:
3429 	case CINTIQ:
3430 	case WACOM_BEE:
3431 	case WACOM_13HD:
3432 	case WACOM_21UX2:
3433 	case WACOM_22HD:
3434 	case WACOM_24HD:
3435 	case WACOM_27QHD:
3436 	case DTK:
3437 	case CINTIQ_HYBRID:
3438 	case CINTIQ_COMPANION_2:
3439 		sync = wacom_intuos_irq(wacom_wac);
3440 		break;
3441 
3442 	case INTUOS4WL:
3443 		sync = wacom_intuos_bt_irq(wacom_wac, len);
3444 		break;
3445 
3446 	case WACOM_24HDT:
3447 	case WACOM_27QHDT:
3448 		sync = wacom_24hdt_irq(wacom_wac);
3449 		break;
3450 
3451 	case INTUOS5S:
3452 	case INTUOS5:
3453 	case INTUOS5L:
3454 	case INTUOSPS:
3455 	case INTUOSPM:
3456 	case INTUOSPL:
3457 		if (len == WACOM_PKGLEN_BBTOUCH3)
3458 			sync = wacom_bpt3_touch(wacom_wac);
3459 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3460 			sync = wacom_status_irq(wacom_wac, len);
3461 		else
3462 			sync = wacom_intuos_irq(wacom_wac);
3463 		break;
3464 
3465 	case INTUOSP2_BT:
3466 	case INTUOSP2S_BT:
3467 	case INTUOSHT3_BT:
3468 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3469 		break;
3470 
3471 	case TABLETPC:
3472 	case TABLETPCE:
3473 	case TABLETPC2FG:
3474 	case MTSCREEN:
3475 	case MTTPC:
3476 	case MTTPC_B:
3477 		sync = wacom_tpc_irq(wacom_wac, len);
3478 		break;
3479 
3480 	case BAMBOO_PT:
3481 	case BAMBOO_PEN:
3482 	case BAMBOO_TOUCH:
3483 	case INTUOSHT:
3484 	case INTUOSHT2:
3485 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3486 			sync = wacom_status_irq(wacom_wac, len);
3487 		else
3488 			sync = wacom_bpt_irq(wacom_wac, len);
3489 		break;
3490 
3491 	case BAMBOO_PAD:
3492 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3493 		break;
3494 
3495 	case WIRELESS:
3496 		sync = wacom_wireless_irq(wacom_wac, len);
3497 		break;
3498 
3499 	case REMOTE:
3500 		sync = false;
3501 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3502 			wacom_remote_status_irq(wacom_wac, len);
3503 		else
3504 			sync = wacom_remote_irq(wacom_wac, len);
3505 		break;
3506 
3507 	default:
3508 		sync = false;
3509 		break;
3510 	}
3511 
3512 	if (sync) {
3513 		if (wacom_wac->pen_input)
3514 			input_sync(wacom_wac->pen_input);
3515 		if (wacom_wac->touch_input)
3516 			input_sync(wacom_wac->touch_input);
3517 		if (wacom_wac->pad_input)
3518 			input_sync(wacom_wac->pad_input);
3519 	}
3520 }
3521 
3522 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3523 {
3524 	struct input_dev *input_dev = wacom_wac->pen_input;
3525 
3526 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3527 
3528 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3529 	__set_bit(BTN_STYLUS, input_dev->keybit);
3530 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3531 
3532 	input_set_abs_params(input_dev, ABS_DISTANCE,
3533 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3534 }
3535 
3536 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3537 {
3538 	struct input_dev *input_dev = wacom_wac->pen_input;
3539 	struct wacom_features *features = &wacom_wac->features;
3540 
3541 	wacom_setup_basic_pro_pen(wacom_wac);
3542 
3543 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3544 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3545 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3546 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3547 
3548 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3549 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3550 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3551 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3552 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3553 }
3554 
3555 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3556 {
3557 	struct input_dev *input_dev = wacom_wac->pen_input;
3558 
3559 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3560 
3561 	wacom_setup_cintiq(wacom_wac);
3562 
3563 	__set_bit(BTN_LEFT, input_dev->keybit);
3564 	__set_bit(BTN_RIGHT, input_dev->keybit);
3565 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3566 	__set_bit(BTN_SIDE, input_dev->keybit);
3567 	__set_bit(BTN_EXTRA, input_dev->keybit);
3568 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3569 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3570 
3571 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3572 	input_abs_set_res(input_dev, ABS_RZ, 287);
3573 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3574 }
3575 
3576 void wacom_setup_device_quirks(struct wacom *wacom)
3577 {
3578 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3579 	struct wacom_features *features = &wacom->wacom_wac.features;
3580 
3581 	/* The pen and pad share the same interface on most devices */
3582 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3583 	    features->type == DTUS ||
3584 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3585 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3586 			features->device_type |= WACOM_DEVICETYPE_PAD;
3587 	}
3588 
3589 	/* touch device found but size is not defined. use default */
3590 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3591 		features->x_max = 1023;
3592 		features->y_max = 1023;
3593 	}
3594 
3595 	/*
3596 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3597 	 * touch interface in its HID descriptor. If this is the touch
3598 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3599 	 * tablet values.
3600 	 */
3601 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3602 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3603 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3604 			if (features->touch_max)
3605 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3606 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3607 				features->device_type |= WACOM_DEVICETYPE_PAD;
3608 
3609 			if (features->type == INTUOSHT2) {
3610 				features->x_max = features->x_max / 10;
3611 				features->y_max = features->y_max / 10;
3612 			}
3613 			else {
3614 				features->x_max = 4096;
3615 				features->y_max = 4096;
3616 			}
3617 		}
3618 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3619 			features->device_type |= WACOM_DEVICETYPE_PAD;
3620 		}
3621 	}
3622 
3623 	/*
3624 	 * Hack for the Bamboo One:
3625 	 * the device presents a PAD/Touch interface as most Bamboos and even
3626 	 * sends ghosts PAD data on it. However, later, we must disable this
3627 	 * ghost interface, and we can not detect it unless we set it here
3628 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3629 	 */
3630 	if (features->type == BAMBOO_PEN &&
3631 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3632 		features->device_type |= WACOM_DEVICETYPE_PAD;
3633 
3634 	/*
3635 	 * Raw Wacom-mode pen and touch events both come from interface
3636 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3637 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3638 	 * out through the HID_GENERIC device created for interface 1,
3639 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3640 	 */
3641 	if (features->type == BAMBOO_PAD)
3642 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3643 
3644 	if (features->type == REMOTE)
3645 		features->device_type = WACOM_DEVICETYPE_PAD;
3646 
3647 	if (features->type == INTUOSP2_BT ||
3648 	    features->type == INTUOSP2S_BT) {
3649 		features->device_type |= WACOM_DEVICETYPE_PEN |
3650 					 WACOM_DEVICETYPE_PAD |
3651 					 WACOM_DEVICETYPE_TOUCH;
3652 		features->quirks |= WACOM_QUIRK_BATTERY;
3653 	}
3654 
3655 	if (features->type == INTUOSHT3_BT) {
3656 		features->device_type |= WACOM_DEVICETYPE_PEN |
3657 					 WACOM_DEVICETYPE_PAD;
3658 		features->quirks |= WACOM_QUIRK_BATTERY;
3659 	}
3660 
3661 	switch (features->type) {
3662 	case PL:
3663 	case DTU:
3664 	case DTUS:
3665 	case DTUSX:
3666 	case WACOM_21UX2:
3667 	case WACOM_22HD:
3668 	case DTK:
3669 	case WACOM_24HD:
3670 	case WACOM_27QHD:
3671 	case CINTIQ_HYBRID:
3672 	case CINTIQ_COMPANION_2:
3673 	case CINTIQ:
3674 	case WACOM_BEE:
3675 	case WACOM_13HD:
3676 	case WACOM_24HDT:
3677 	case WACOM_27QHDT:
3678 	case TABLETPC:
3679 	case TABLETPCE:
3680 	case TABLETPC2FG:
3681 	case MTSCREEN:
3682 	case MTTPC:
3683 	case MTTPC_B:
3684 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3685 		break;
3686 	}
3687 
3688 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3689 		features->quirks |= WACOM_QUIRK_BATTERY;
3690 
3691 	/* quirk for bamboo touch with 2 low res touches */
3692 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3693 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3694 		features->x_max <<= 5;
3695 		features->y_max <<= 5;
3696 		features->x_fuzz <<= 5;
3697 		features->y_fuzz <<= 5;
3698 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3699 	}
3700 
3701 	if (features->type == WIRELESS) {
3702 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3703 			features->quirks |= WACOM_QUIRK_BATTERY;
3704 		}
3705 	}
3706 
3707 	if (features->type == REMOTE)
3708 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3709 
3710 	/* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3711 	 * of things it shouldn't. Lets fix up the damage...
3712 	 */
3713 	if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3714 		features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3715 		__clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3716 		__clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3717 		__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3718 		__clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3719 		__clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3720 		__clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3721 		__clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3722 		__clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3723 		__clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3724 		__clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3725 		__clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3726 	}
3727 }
3728 
3729 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3730 				   struct wacom_wac *wacom_wac)
3731 {
3732 	struct wacom_features *features = &wacom_wac->features;
3733 
3734 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3735 		return -ENODEV;
3736 
3737 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3738 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3739 	else
3740 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3741 
3742 	if (features->type == HID_GENERIC)
3743 		/* setup has already been done */
3744 		return 0;
3745 
3746 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3747 	__set_bit(BTN_TOUCH, input_dev->keybit);
3748 	__set_bit(ABS_MISC, input_dev->absbit);
3749 
3750 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3751 			     features->x_max - features->offset_right,
3752 			     features->x_fuzz, 0);
3753 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3754 			     features->y_max - features->offset_bottom,
3755 			     features->y_fuzz, 0);
3756 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3757 		features->pressure_max, features->pressure_fuzz, 0);
3758 
3759 	/* penabled devices have fixed resolution for each model */
3760 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3761 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3762 
3763 	switch (features->type) {
3764 	case GRAPHIRE_BT:
3765 		__clear_bit(ABS_MISC, input_dev->absbit);
3766 		fallthrough;
3767 
3768 	case WACOM_MO:
3769 	case WACOM_G4:
3770 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3771 					      features->distance_max,
3772 					      features->distance_fuzz, 0);
3773 		fallthrough;
3774 
3775 	case GRAPHIRE:
3776 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3777 
3778 		__set_bit(BTN_LEFT, input_dev->keybit);
3779 		__set_bit(BTN_RIGHT, input_dev->keybit);
3780 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3781 
3782 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3783 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3784 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3785 		__set_bit(BTN_STYLUS, input_dev->keybit);
3786 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3787 		break;
3788 
3789 	case WACOM_27QHD:
3790 	case WACOM_24HD:
3791 	case DTK:
3792 	case WACOM_22HD:
3793 	case WACOM_21UX2:
3794 	case WACOM_BEE:
3795 	case CINTIQ:
3796 	case WACOM_13HD:
3797 	case CINTIQ_HYBRID:
3798 	case CINTIQ_COMPANION_2:
3799 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3800 		input_abs_set_res(input_dev, ABS_Z, 287);
3801 		wacom_setup_cintiq(wacom_wac);
3802 		break;
3803 
3804 	case INTUOS3:
3805 	case INTUOS3L:
3806 	case INTUOS3S:
3807 	case INTUOS4:
3808 	case INTUOS4WL:
3809 	case INTUOS4L:
3810 	case INTUOS4S:
3811 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3812 		input_abs_set_res(input_dev, ABS_Z, 287);
3813 		fallthrough;
3814 
3815 	case INTUOS:
3816 		wacom_setup_intuos(wacom_wac);
3817 		break;
3818 
3819 	case INTUOS5:
3820 	case INTUOS5L:
3821 	case INTUOSPM:
3822 	case INTUOSPL:
3823 	case INTUOS5S:
3824 	case INTUOSPS:
3825 	case INTUOSP2_BT:
3826 	case INTUOSP2S_BT:
3827 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3828 				      features->distance_max,
3829 				      features->distance_fuzz, 0);
3830 
3831 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3832 		input_abs_set_res(input_dev, ABS_Z, 287);
3833 
3834 		wacom_setup_intuos(wacom_wac);
3835 		break;
3836 
3837 	case WACOM_24HDT:
3838 	case WACOM_27QHDT:
3839 	case MTSCREEN:
3840 	case MTTPC:
3841 	case MTTPC_B:
3842 	case TABLETPC2FG:
3843 	case TABLETPC:
3844 	case TABLETPCE:
3845 		__clear_bit(ABS_MISC, input_dev->absbit);
3846 		fallthrough;
3847 
3848 	case DTUS:
3849 	case DTUSX:
3850 	case PL:
3851 	case DTU:
3852 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3853 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3854 		__set_bit(BTN_STYLUS, input_dev->keybit);
3855 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3856 		break;
3857 
3858 	case PTU:
3859 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3860 		fallthrough;
3861 
3862 	case PENPARTNER:
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 		break;
3867 
3868 	case INTUOSHT:
3869 	case BAMBOO_PT:
3870 	case BAMBOO_PEN:
3871 	case INTUOSHT2:
3872 	case INTUOSHT3_BT:
3873 		if (features->type == INTUOSHT2 ||
3874 		    features->type == INTUOSHT3_BT) {
3875 			wacom_setup_basic_pro_pen(wacom_wac);
3876 		} else {
3877 			__clear_bit(ABS_MISC, input_dev->absbit);
3878 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3879 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3880 			__set_bit(BTN_STYLUS, input_dev->keybit);
3881 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3882 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3883 				      features->distance_max,
3884 				      features->distance_fuzz, 0);
3885 		}
3886 		break;
3887 	case BAMBOO_PAD:
3888 		__clear_bit(ABS_MISC, input_dev->absbit);
3889 		break;
3890 	}
3891 	return 0;
3892 }
3893 
3894 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3895 					 struct wacom_wac *wacom_wac)
3896 {
3897 	struct wacom_features *features = &wacom_wac->features;
3898 
3899 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3900 		return -ENODEV;
3901 
3902 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3903 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3904 	else
3905 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3906 
3907 	if (features->type == HID_GENERIC)
3908 		/* setup has already been done */
3909 		return 0;
3910 
3911 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3912 	__set_bit(BTN_TOUCH, input_dev->keybit);
3913 
3914 	if (features->touch_max == 1) {
3915 		input_set_abs_params(input_dev, ABS_X, 0,
3916 			features->x_max, features->x_fuzz, 0);
3917 		input_set_abs_params(input_dev, ABS_Y, 0,
3918 			features->y_max, features->y_fuzz, 0);
3919 		input_abs_set_res(input_dev, ABS_X,
3920 				  features->x_resolution);
3921 		input_abs_set_res(input_dev, ABS_Y,
3922 				  features->y_resolution);
3923 	}
3924 	else if (features->touch_max > 1) {
3925 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3926 			features->x_max, features->x_fuzz, 0);
3927 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3928 			features->y_max, features->y_fuzz, 0);
3929 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3930 				  features->x_resolution);
3931 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3932 				  features->y_resolution);
3933 	}
3934 
3935 	switch (features->type) {
3936 	case INTUOSP2_BT:
3937 	case INTUOSP2S_BT:
3938 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3939 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3940 
3941 		if (wacom_wac->shared->touch->product == 0x361) {
3942 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3943 					     0, 12440, 4, 0);
3944 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3945 					     0, 8640, 4, 0);
3946 		}
3947 		else if (wacom_wac->shared->touch->product == 0x360) {
3948 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3949 					     0, 8960, 4, 0);
3950 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3951 					     0, 5920, 4, 0);
3952 		}
3953 		else if (wacom_wac->shared->touch->product == 0x393) {
3954 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3955 					     0, 6400, 4, 0);
3956 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3957 					     0, 4000, 4, 0);
3958 		}
3959 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3960 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
3961 
3962 		fallthrough;
3963 
3964 	case INTUOS5:
3965 	case INTUOS5L:
3966 	case INTUOSPM:
3967 	case INTUOSPL:
3968 	case INTUOS5S:
3969 	case INTUOSPS:
3970 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3971 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3972 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3973 		break;
3974 
3975 	case WACOM_24HDT:
3976 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3977 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3978 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3979 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3980 		fallthrough;
3981 
3982 	case WACOM_27QHDT:
3983 		if (wacom_wac->shared->touch->product == 0x32C ||
3984 		    wacom_wac->shared->touch->product == 0xF6) {
3985 			input_dev->evbit[0] |= BIT_MASK(EV_SW);
3986 			__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3987 			wacom_wac->has_mute_touch_switch = true;
3988 			wacom_wac->is_soft_touch_switch = true;
3989 		}
3990 		fallthrough;
3991 
3992 	case MTSCREEN:
3993 	case MTTPC:
3994 	case MTTPC_B:
3995 	case TABLETPC2FG:
3996 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3997 		fallthrough;
3998 
3999 	case TABLETPC:
4000 	case TABLETPCE:
4001 		break;
4002 
4003 	case INTUOSHT:
4004 	case INTUOSHT2:
4005 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
4006 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4007 		fallthrough;
4008 
4009 	case BAMBOO_PT:
4010 	case BAMBOO_TOUCH:
4011 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
4012 			input_set_abs_params(input_dev,
4013 				     ABS_MT_TOUCH_MAJOR,
4014 				     0, features->x_max, 0, 0);
4015 			input_set_abs_params(input_dev,
4016 				     ABS_MT_TOUCH_MINOR,
4017 				     0, features->y_max, 0, 0);
4018 		}
4019 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4020 		break;
4021 
4022 	case BAMBOO_PAD:
4023 		input_mt_init_slots(input_dev, features->touch_max,
4024 				    INPUT_MT_POINTER);
4025 		__set_bit(BTN_LEFT, input_dev->keybit);
4026 		__set_bit(BTN_RIGHT, input_dev->keybit);
4027 		break;
4028 	}
4029 	return 0;
4030 }
4031 
4032 static int wacom_numbered_button_to_key(int n)
4033 {
4034 	if (n < 10)
4035 		return BTN_0 + n;
4036 	else if (n < 16)
4037 		return BTN_A + (n-10);
4038 	else if (n < 18)
4039 		return BTN_BASE + (n-16);
4040 	else
4041 		return 0;
4042 }
4043 
4044 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4045 				int button_count)
4046 {
4047 	int i;
4048 
4049 	for (i = 0; i < button_count; i++) {
4050 		int key = wacom_numbered_button_to_key(i);
4051 
4052 		if (key)
4053 			__set_bit(key, input_dev->keybit);
4054 	}
4055 }
4056 
4057 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4058 {
4059 	struct wacom_led *led;
4060 	int i;
4061 	bool updated = false;
4062 
4063 	/*
4064 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
4065 	 * So group 0 matches the second half of the buttons and thus the mask
4066 	 * needs to be shifted.
4067 	 */
4068 	if (group == 0)
4069 		mask >>= 8;
4070 
4071 	for (i = 0; i < 3; i++) {
4072 		led = wacom_led_find(wacom, group, i);
4073 		if (!led) {
4074 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4075 				i, group);
4076 			continue;
4077 		}
4078 		if (!updated && mask & BIT(i)) {
4079 			led->held = true;
4080 			led_trigger_event(&led->trigger, LED_FULL);
4081 		} else {
4082 			led->held = false;
4083 		}
4084 	}
4085 }
4086 
4087 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4088 				 int mask, int group)
4089 {
4090 	int group_button;
4091 
4092 	/*
4093 	 * 21UX2 has LED group 1 to the left and LED group 0
4094 	 * to the right. We need to reverse the group to match this
4095 	 * historical behavior.
4096 	 */
4097 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
4098 		group = 1 - group;
4099 
4100 	group_button = group * (button_count/wacom->led.count);
4101 
4102 	if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4103 		group_button = 8;
4104 
4105 	return mask & (1 << group_button);
4106 }
4107 
4108 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4109 			     int group)
4110 {
4111 	struct wacom_led *led, *next_led;
4112 	int cur;
4113 	bool pressed;
4114 
4115 	if (wacom->wacom_wac.features.type == WACOM_24HD)
4116 		return wacom_24hd_update_leds(wacom, mask, group);
4117 
4118 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4119 	cur = wacom->led.groups[group].select;
4120 
4121 	led = wacom_led_find(wacom, group, cur);
4122 	if (!led) {
4123 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4124 			cur, group);
4125 		return;
4126 	}
4127 
4128 	if (!pressed) {
4129 		led->held = false;
4130 		return;
4131 	}
4132 
4133 	if (led->held && pressed)
4134 		return;
4135 
4136 	next_led = wacom_led_next(wacom, led);
4137 	if (!next_led) {
4138 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
4139 			group);
4140 		return;
4141 	}
4142 	if (next_led == led)
4143 		return;
4144 
4145 	next_led->held = true;
4146 	led_trigger_event(&next_led->trigger,
4147 			  wacom_leds_brightness_get(next_led));
4148 }
4149 
4150 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4151 				int button_count, int mask)
4152 {
4153 	struct wacom *wacom = input_get_drvdata(input_dev);
4154 	int i;
4155 
4156 	for (i = 0; i < wacom->led.count; i++)
4157 		wacom_update_led(wacom,  button_count, mask, i);
4158 
4159 	for (i = 0; i < button_count; i++) {
4160 		int key = wacom_numbered_button_to_key(i);
4161 
4162 		if (key)
4163 			input_report_key(input_dev, key, mask & (1 << i));
4164 	}
4165 }
4166 
4167 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4168 				   struct wacom_wac *wacom_wac)
4169 {
4170 	struct wacom_features *features = &wacom_wac->features;
4171 
4172 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4173 		features->device_type |= WACOM_DEVICETYPE_PAD;
4174 
4175 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4176 		return -ENODEV;
4177 
4178 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4179 		return -ENODEV;
4180 
4181 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4182 
4183 	/* kept for making legacy xf86-input-wacom working with the wheels */
4184 	__set_bit(ABS_MISC, input_dev->absbit);
4185 
4186 	/* kept for making legacy xf86-input-wacom accepting the pad */
4187 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4188 	      input_dev->absinfo[ABS_X].maximum)))
4189 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4190 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4191 	      input_dev->absinfo[ABS_Y].maximum)))
4192 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4193 
4194 	/* kept for making udev and libwacom accepting the pad */
4195 	__set_bit(BTN_STYLUS, input_dev->keybit);
4196 
4197 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4198 
4199 	switch (features->type) {
4200 
4201 	case CINTIQ_HYBRID:
4202 	case CINTIQ_COMPANION_2:
4203 	case DTK:
4204 	case DTUS:
4205 	case GRAPHIRE_BT:
4206 		break;
4207 
4208 	case WACOM_MO:
4209 		__set_bit(BTN_BACK, input_dev->keybit);
4210 		__set_bit(BTN_LEFT, input_dev->keybit);
4211 		__set_bit(BTN_FORWARD, input_dev->keybit);
4212 		__set_bit(BTN_RIGHT, input_dev->keybit);
4213 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4214 		break;
4215 
4216 	case WACOM_G4:
4217 		__set_bit(BTN_BACK, input_dev->keybit);
4218 		__set_bit(BTN_FORWARD, input_dev->keybit);
4219 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
4220 		break;
4221 
4222 	case WACOM_24HD:
4223 		__set_bit(KEY_PROG1, input_dev->keybit);
4224 		__set_bit(KEY_PROG2, input_dev->keybit);
4225 		__set_bit(KEY_PROG3, input_dev->keybit);
4226 
4227 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4228 		__set_bit(KEY_INFO, input_dev->keybit);
4229 
4230 		if (!features->oPid)
4231 			__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4232 
4233 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4234 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4235 		break;
4236 
4237 	case WACOM_27QHD:
4238 		__set_bit(KEY_PROG1, input_dev->keybit);
4239 		__set_bit(KEY_PROG2, input_dev->keybit);
4240 		__set_bit(KEY_PROG3, input_dev->keybit);
4241 
4242 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4243 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4244 
4245 		if (!features->oPid)
4246 			__set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4247 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4248 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4249 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4250 		input_abs_set_res(input_dev, ABS_Y, 1024);
4251 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4252 		input_abs_set_res(input_dev, ABS_Z, 1024);
4253 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4254 		break;
4255 
4256 	case WACOM_22HD:
4257 		__set_bit(KEY_PROG1, input_dev->keybit);
4258 		__set_bit(KEY_PROG2, input_dev->keybit);
4259 		__set_bit(KEY_PROG3, input_dev->keybit);
4260 
4261 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4262 		__set_bit(KEY_INFO, input_dev->keybit);
4263 		fallthrough;
4264 
4265 	case WACOM_21UX2:
4266 	case WACOM_BEE:
4267 	case CINTIQ:
4268 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4269 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4270 		break;
4271 
4272 	case WACOM_13HD:
4273 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4274 		break;
4275 
4276 	case INTUOS3:
4277 	case INTUOS3L:
4278 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4279 		fallthrough;
4280 
4281 	case INTUOS3S:
4282 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4283 		break;
4284 
4285 	case INTUOS5:
4286 	case INTUOS5L:
4287 	case INTUOSPM:
4288 	case INTUOSPL:
4289 	case INTUOS5S:
4290 	case INTUOSPS:
4291 	case INTUOSP2_BT:
4292 	case INTUOSP2S_BT:
4293 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4294 		break;
4295 
4296 	case INTUOS4WL:
4297 		/*
4298 		 * For Bluetooth devices, the udev rule does not work correctly
4299 		 * for pads unless we add a stylus capability, which forces
4300 		 * ID_INPUT_TABLET to be set.
4301 		 */
4302 		__set_bit(BTN_STYLUS, input_dev->keybit);
4303 		fallthrough;
4304 
4305 	case INTUOS4:
4306 	case INTUOS4L:
4307 	case INTUOS4S:
4308 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4309 		break;
4310 
4311 	case INTUOSHT:
4312 	case BAMBOO_PT:
4313 	case BAMBOO_TOUCH:
4314 	case INTUOSHT2:
4315 		__clear_bit(ABS_MISC, input_dev->absbit);
4316 
4317 		__set_bit(BTN_LEFT, input_dev->keybit);
4318 		__set_bit(BTN_FORWARD, input_dev->keybit);
4319 		__set_bit(BTN_BACK, input_dev->keybit);
4320 		__set_bit(BTN_RIGHT, input_dev->keybit);
4321 
4322 		break;
4323 
4324 	case REMOTE:
4325 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4326 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4327 		break;
4328 
4329 	case INTUOSHT3_BT:
4330 	case HID_GENERIC:
4331 		break;
4332 
4333 	default:
4334 		/* no pad supported */
4335 		return -ENODEV;
4336 	}
4337 	return 0;
4338 }
4339 
4340 static const struct wacom_features wacom_features_0x00 =
4341 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4342 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4343 static const struct wacom_features wacom_features_0x10 =
4344 	{ "Wacom Graphire", 10206, 7422, 511, 63,
4345 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4346 static const struct wacom_features wacom_features_0x81 =
4347 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4348 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4349 static const struct wacom_features wacom_features_0x11 =
4350 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4351 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4352 static const struct wacom_features wacom_features_0x12 =
4353 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4354 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4355 static const struct wacom_features wacom_features_0x13 =
4356 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4357 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4358 static const struct wacom_features wacom_features_0x14 =
4359 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4360 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4361 static const struct wacom_features wacom_features_0x15 =
4362 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4363 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4364 static const struct wacom_features wacom_features_0x16 =
4365 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4366 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4367 static const struct wacom_features wacom_features_0x17 =
4368 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4369 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4370 static const struct wacom_features wacom_features_0x18 =
4371 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4372 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4373 static const struct wacom_features wacom_features_0x19 =
4374 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4375 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4376 static const struct wacom_features wacom_features_0x60 =
4377 	{ "Wacom Volito", 5104, 3712, 511, 63,
4378 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4379 static const struct wacom_features wacom_features_0x61 =
4380 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4381 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4382 static const struct wacom_features wacom_features_0x62 =
4383 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4384 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4385 static const struct wacom_features wacom_features_0x63 =
4386 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4387 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4388 static const struct wacom_features wacom_features_0x64 =
4389 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4390 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4391 static const struct wacom_features wacom_features_0x65 =
4392 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4393 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4394 static const struct wacom_features wacom_features_0x69 =
4395 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4396 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4397 static const struct wacom_features wacom_features_0x6A =
4398 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4399 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4400 static const struct wacom_features wacom_features_0x6B =
4401 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4402 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4403 static const struct wacom_features wacom_features_0x20 =
4404 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4405 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4406 static const struct wacom_features wacom_features_0x21 =
4407 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4408 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4409 static const struct wacom_features wacom_features_0x22 =
4410 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4411 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4412 static const struct wacom_features wacom_features_0x23 =
4413 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4414 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4415 static const struct wacom_features wacom_features_0x24 =
4416 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4417 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4418 static const struct wacom_features wacom_features_0x30 =
4419 	{ "Wacom PL400", 5408, 4056, 255, 0,
4420 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4421 static const struct wacom_features wacom_features_0x31 =
4422 	{ "Wacom PL500", 6144, 4608, 255, 0,
4423 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4424 static const struct wacom_features wacom_features_0x32 =
4425 	{ "Wacom PL600", 6126, 4604, 255, 0,
4426 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4427 static const struct wacom_features wacom_features_0x33 =
4428 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4429 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4430 static const struct wacom_features wacom_features_0x34 =
4431 	{ "Wacom PL550", 6144, 4608, 511, 0,
4432 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4433 static const struct wacom_features wacom_features_0x35 =
4434 	{ "Wacom PL800", 7220, 5780, 511, 0,
4435 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4436 static const struct wacom_features wacom_features_0x37 =
4437 	{ "Wacom PL700", 6758, 5406, 511, 0,
4438 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4439 static const struct wacom_features wacom_features_0x38 =
4440 	{ "Wacom PL510", 6282, 4762, 511, 0,
4441 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4442 static const struct wacom_features wacom_features_0x39 =
4443 	{ "Wacom DTU710", 34080, 27660, 511, 0,
4444 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4445 static const struct wacom_features wacom_features_0xC4 =
4446 	{ "Wacom DTF521", 6282, 4762, 511, 0,
4447 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4448 static const struct wacom_features wacom_features_0xC0 =
4449 	{ "Wacom DTF720", 6858, 5506, 511, 0,
4450 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4451 static const struct wacom_features wacom_features_0xC2 =
4452 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4453 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4454 static const struct wacom_features wacom_features_0x03 =
4455 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4456 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4457 static const struct wacom_features wacom_features_0x41 =
4458 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4459 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4460 static const struct wacom_features wacom_features_0x42 =
4461 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4462 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4463 static const struct wacom_features wacom_features_0x43 =
4464 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4465 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4466 static const struct wacom_features wacom_features_0x44 =
4467 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4468 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4469 static const struct wacom_features wacom_features_0x45 =
4470 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4471 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4472 static const struct wacom_features wacom_features_0xB0 =
4473 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4474 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4475 static const struct wacom_features wacom_features_0xB1 =
4476 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4477 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4478 static const struct wacom_features wacom_features_0xB2 =
4479 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4480 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4481 static const struct wacom_features wacom_features_0xB3 =
4482 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4483 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4484 static const struct wacom_features wacom_features_0xB4 =
4485 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4486 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4487 static const struct wacom_features wacom_features_0xB5 =
4488 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4489 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4490 static const struct wacom_features wacom_features_0xB7 =
4491 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4492 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4493 static const struct wacom_features wacom_features_0xB8 =
4494 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4495 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4496 static const struct wacom_features wacom_features_0xB9 =
4497 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4498 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4499 static const struct wacom_features wacom_features_0xBA =
4500 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4501 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4502 static const struct wacom_features wacom_features_0xBB =
4503 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4504 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4505 static const struct wacom_features wacom_features_0xBC =
4506 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4507 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4508 static const struct wacom_features wacom_features_0xBD =
4509 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4510 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4511 static const struct wacom_features wacom_features_0x26 =
4512 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4513 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4514 static const struct wacom_features wacom_features_0x27 =
4515 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4516 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4517 static const struct wacom_features wacom_features_0x28 =
4518 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4519 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4520 static const struct wacom_features wacom_features_0x29 =
4521 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4522 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4523 static const struct wacom_features wacom_features_0x2A =
4524 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4525 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4526 static const struct wacom_features wacom_features_0x314 =
4527 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4528 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4529 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4530 static const struct wacom_features wacom_features_0x315 =
4531 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4532 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4533 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4534 static const struct wacom_features wacom_features_0x317 =
4535 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4536 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4537 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4538 static const struct wacom_features wacom_features_0xF4 =
4539 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4540 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4541 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4542 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4543 static const struct wacom_features wacom_features_0xF8 =
4544 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4545 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4546 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4547 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4548 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4549 static const struct wacom_features wacom_features_0xF6 =
4550 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4551 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4552 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4553 static const struct wacom_features wacom_features_0x32A =
4554 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4555 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4556 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4557 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4558 static const struct wacom_features wacom_features_0x32B =
4559 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4560 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4561 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4562 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4563 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4564 static const struct wacom_features wacom_features_0x32C =
4565 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4566 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4567 static const struct wacom_features wacom_features_0x3F =
4568 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4569 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4570 static const struct wacom_features wacom_features_0xC5 =
4571 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4572 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4573 static const struct wacom_features wacom_features_0xC6 =
4574 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4575 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4576 static const struct wacom_features wacom_features_0x304 =
4577 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4578 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4579 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4580 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4581 static const struct wacom_features wacom_features_0x333 =
4582 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4583 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4584 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4585 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4586 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4587 static const struct wacom_features wacom_features_0x335 =
4588 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4589 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4590 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4591 static const struct wacom_features wacom_features_0xC7 =
4592 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4593 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4594 static const struct wacom_features wacom_features_0xCE =
4595 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4596 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4597 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4598 static const struct wacom_features wacom_features_0xF0 =
4599 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4600 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4601 static const struct wacom_features wacom_features_0xFB =
4602 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4603 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4604 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4605 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4606 static const struct wacom_features wacom_features_0x32F =
4607 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4608 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4609 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4610 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4611 static const struct wacom_features wacom_features_0x336 =
4612 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4613 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4614 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4615 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4616 static const struct wacom_features wacom_features_0x57 =
4617 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4618 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4619 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4620 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4621 static const struct wacom_features wacom_features_0x59 = /* Pen */
4622 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4623 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4624 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4625 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4626 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4627 static const struct wacom_features wacom_features_0x5D = /* Touch */
4628 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4629 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4630 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4631 static const struct wacom_features wacom_features_0xCC =
4632 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4633 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4634 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4635 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4636 static const struct wacom_features wacom_features_0xFA =
4637 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4638 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4639 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4640 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4641 static const struct wacom_features wacom_features_0x5B =
4642 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4643 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4644 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4645 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4646 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4647 static const struct wacom_features wacom_features_0x5E =
4648 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4649 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4650 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4651 static const struct wacom_features wacom_features_0x90 =
4652 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4653 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4654 static const struct wacom_features wacom_features_0x93 =
4655 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4656 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4657 static const struct wacom_features wacom_features_0x97 =
4658 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4659 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4660 static const struct wacom_features wacom_features_0x9A =
4661 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4662 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4663 static const struct wacom_features wacom_features_0x9F =
4664 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4665 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4666 static const struct wacom_features wacom_features_0xE2 =
4667 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4668 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4669 static const struct wacom_features wacom_features_0xE3 =
4670 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4671 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4672 static const struct wacom_features wacom_features_0xE5 =
4673 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4674 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4675 static const struct wacom_features wacom_features_0xE6 =
4676 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4677 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4678 static const struct wacom_features wacom_features_0xEC =
4679 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4680 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4681 static const struct wacom_features wacom_features_0xED =
4682 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4683 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4684 static const struct wacom_features wacom_features_0xEF =
4685 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4686 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4687 static const struct wacom_features wacom_features_0x100 =
4688 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4689 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4690 static const struct wacom_features wacom_features_0x101 =
4691 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4692 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4693 static const struct wacom_features wacom_features_0x10D =
4694 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4695 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4696 static const struct wacom_features wacom_features_0x10E =
4697 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4698 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4699 static const struct wacom_features wacom_features_0x10F =
4700 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4701 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4702 static const struct wacom_features wacom_features_0x116 =
4703 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4704 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4705 static const struct wacom_features wacom_features_0x12C =
4706 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4707 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4708 static const struct wacom_features wacom_features_0x4001 =
4709 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4710 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4711 static const struct wacom_features wacom_features_0x4004 =
4712 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4713 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4714 static const struct wacom_features wacom_features_0x5000 =
4715 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4716 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4717 static const struct wacom_features wacom_features_0x5002 =
4718 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4719 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4720 static const struct wacom_features wacom_features_0x47 =
4721 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4722 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4723 static const struct wacom_features wacom_features_0x84 =
4724 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4725 static const struct wacom_features wacom_features_0xD0 =
4726 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4727 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4728 static const struct wacom_features wacom_features_0xD1 =
4729 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4730 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4731 static const struct wacom_features wacom_features_0xD2 =
4732 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4733 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4734 static const struct wacom_features wacom_features_0xD3 =
4735 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4736 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4737 static const struct wacom_features wacom_features_0xD4 =
4738 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4739 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4740 static const struct wacom_features wacom_features_0xD5 =
4741 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4742 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4743 static const struct wacom_features wacom_features_0xD6 =
4744 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4745 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4746 static const struct wacom_features wacom_features_0xD7 =
4747 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4748 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4749 static const struct wacom_features wacom_features_0xD8 =
4750 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4751 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4752 static const struct wacom_features wacom_features_0xDA =
4753 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4754 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4755 static const struct wacom_features wacom_features_0xDB =
4756 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4757 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4758 static const struct wacom_features wacom_features_0xDD =
4759         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4760           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4761 static const struct wacom_features wacom_features_0xDE =
4762         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4763 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4764 static const struct wacom_features wacom_features_0xDF =
4765         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4766 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4767 static const struct wacom_features wacom_features_0x300 =
4768 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4769 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4770 static const struct wacom_features wacom_features_0x301 =
4771 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4772 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4773 static const struct wacom_features wacom_features_0x302 =
4774 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4775 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4776 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4777 static const struct wacom_features wacom_features_0x303 =
4778 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4779 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4780 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4781 static const struct wacom_features wacom_features_0x30E =
4782 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4783 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4784 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4785 static const struct wacom_features wacom_features_0x6004 =
4786 	{ "ISD-V4", 12800, 8000, 255, 0,
4787 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4788 static const struct wacom_features wacom_features_0x307 =
4789 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4790 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4791 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4792 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4793 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4794 static const struct wacom_features wacom_features_0x309 =
4795 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4796 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4797 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4798 static const struct wacom_features wacom_features_0x30A =
4799 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4800 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4801 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4802 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4803 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4804 static const struct wacom_features wacom_features_0x30C =
4805 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4806 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4807 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4808 static const struct wacom_features wacom_features_0x318 =
4809 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4810 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4811 static const struct wacom_features wacom_features_0x319 =
4812 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4813 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4814 static const struct wacom_features wacom_features_0x325 =
4815 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4816 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4817 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4818 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4819 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4820 static const struct wacom_features wacom_features_0x326 = /* Touch */
4821 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4822 	  .oPid = 0x325 };
4823 static const struct wacom_features wacom_features_0x323 =
4824 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4825 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4826 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4827 static const struct wacom_features wacom_features_0x331 =
4828 	{ "Wacom Express Key Remote", .type = REMOTE,
4829 	  .numbered_buttons = 18, .check_for_hid_type = true,
4830 	  .hid_type = HID_TYPE_USBNONE };
4831 static const struct wacom_features wacom_features_0x33B =
4832 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4833 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4834 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4835 static const struct wacom_features wacom_features_0x33C =
4836 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4837 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4838 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4839 static const struct wacom_features wacom_features_0x33D =
4840 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4841 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4842 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4843 static const struct wacom_features wacom_features_0x33E =
4844 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4845 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4846 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4847 static const struct wacom_features wacom_features_0x343 =
4848 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4849 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4850 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4851 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4852 static const struct wacom_features wacom_features_0x360 =
4853 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4854 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4855 static const struct wacom_features wacom_features_0x361 =
4856 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4857 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4858 static const struct wacom_features wacom_features_0x377 =
4859 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4860 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4861 static const struct wacom_features wacom_features_0x379 =
4862 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4863 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4864 static const struct wacom_features wacom_features_0x37A =
4865 	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4866 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4867 static const struct wacom_features wacom_features_0x37B =
4868 	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4869 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4870 static const struct wacom_features wacom_features_0x393 =
4871 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4872 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4873 	  .touch_max = 10 };
4874 static const struct wacom_features wacom_features_0x3c6 =
4875 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4876 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4877 static const struct wacom_features wacom_features_0x3c8 =
4878 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4879 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4880 static const struct wacom_features wacom_features_0x3dd =
4881 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4882 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4883 	  .touch_max = 10 };
4884 
4885 static const struct wacom_features wacom_features_HID_ANY_ID =
4886 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4887 
4888 static const struct wacom_features wacom_features_0x94 =
4889 	{ "Wacom Bootloader", .type = BOOTLOADER };
4890 
4891 #define USB_DEVICE_WACOM(prod)						\
4892 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4893 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4894 
4895 #define BT_DEVICE_WACOM(prod)						\
4896 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4897 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4898 
4899 #define I2C_DEVICE_WACOM(prod)						\
4900 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4901 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4902 
4903 #define USB_DEVICE_LENOVO(prod)					\
4904 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4905 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4906 
4907 const struct hid_device_id wacom_ids[] = {
4908 	{ USB_DEVICE_WACOM(0x00) },
4909 	{ USB_DEVICE_WACOM(0x03) },
4910 	{ USB_DEVICE_WACOM(0x10) },
4911 	{ USB_DEVICE_WACOM(0x11) },
4912 	{ USB_DEVICE_WACOM(0x12) },
4913 	{ USB_DEVICE_WACOM(0x13) },
4914 	{ USB_DEVICE_WACOM(0x14) },
4915 	{ USB_DEVICE_WACOM(0x15) },
4916 	{ USB_DEVICE_WACOM(0x16) },
4917 	{ USB_DEVICE_WACOM(0x17) },
4918 	{ USB_DEVICE_WACOM(0x18) },
4919 	{ USB_DEVICE_WACOM(0x19) },
4920 	{ USB_DEVICE_WACOM(0x20) },
4921 	{ USB_DEVICE_WACOM(0x21) },
4922 	{ USB_DEVICE_WACOM(0x22) },
4923 	{ USB_DEVICE_WACOM(0x23) },
4924 	{ USB_DEVICE_WACOM(0x24) },
4925 	{ USB_DEVICE_WACOM(0x26) },
4926 	{ USB_DEVICE_WACOM(0x27) },
4927 	{ USB_DEVICE_WACOM(0x28) },
4928 	{ USB_DEVICE_WACOM(0x29) },
4929 	{ USB_DEVICE_WACOM(0x2A) },
4930 	{ USB_DEVICE_WACOM(0x30) },
4931 	{ USB_DEVICE_WACOM(0x31) },
4932 	{ USB_DEVICE_WACOM(0x32) },
4933 	{ USB_DEVICE_WACOM(0x33) },
4934 	{ USB_DEVICE_WACOM(0x34) },
4935 	{ USB_DEVICE_WACOM(0x35) },
4936 	{ USB_DEVICE_WACOM(0x37) },
4937 	{ USB_DEVICE_WACOM(0x38) },
4938 	{ USB_DEVICE_WACOM(0x39) },
4939 	{ USB_DEVICE_WACOM(0x3F) },
4940 	{ USB_DEVICE_WACOM(0x41) },
4941 	{ USB_DEVICE_WACOM(0x42) },
4942 	{ USB_DEVICE_WACOM(0x43) },
4943 	{ USB_DEVICE_WACOM(0x44) },
4944 	{ USB_DEVICE_WACOM(0x45) },
4945 	{ USB_DEVICE_WACOM(0x47) },
4946 	{ USB_DEVICE_WACOM(0x57) },
4947 	{ USB_DEVICE_WACOM(0x59) },
4948 	{ USB_DEVICE_WACOM(0x5B) },
4949 	{ USB_DEVICE_WACOM(0x5D) },
4950 	{ USB_DEVICE_WACOM(0x5E) },
4951 	{ USB_DEVICE_WACOM(0x60) },
4952 	{ USB_DEVICE_WACOM(0x61) },
4953 	{ USB_DEVICE_WACOM(0x62) },
4954 	{ USB_DEVICE_WACOM(0x63) },
4955 	{ USB_DEVICE_WACOM(0x64) },
4956 	{ USB_DEVICE_WACOM(0x65) },
4957 	{ USB_DEVICE_WACOM(0x69) },
4958 	{ USB_DEVICE_WACOM(0x6A) },
4959 	{ USB_DEVICE_WACOM(0x6B) },
4960 	{ BT_DEVICE_WACOM(0x81) },
4961 	{ USB_DEVICE_WACOM(0x84) },
4962 	{ USB_DEVICE_WACOM(0x90) },
4963 	{ USB_DEVICE_WACOM(0x93) },
4964 	{ USB_DEVICE_WACOM(0x94) },
4965 	{ USB_DEVICE_WACOM(0x97) },
4966 	{ USB_DEVICE_WACOM(0x9A) },
4967 	{ USB_DEVICE_WACOM(0x9F) },
4968 	{ USB_DEVICE_WACOM(0xB0) },
4969 	{ USB_DEVICE_WACOM(0xB1) },
4970 	{ USB_DEVICE_WACOM(0xB2) },
4971 	{ USB_DEVICE_WACOM(0xB3) },
4972 	{ USB_DEVICE_WACOM(0xB4) },
4973 	{ USB_DEVICE_WACOM(0xB5) },
4974 	{ USB_DEVICE_WACOM(0xB7) },
4975 	{ USB_DEVICE_WACOM(0xB8) },
4976 	{ USB_DEVICE_WACOM(0xB9) },
4977 	{ USB_DEVICE_WACOM(0xBA) },
4978 	{ USB_DEVICE_WACOM(0xBB) },
4979 	{ USB_DEVICE_WACOM(0xBC) },
4980 	{ BT_DEVICE_WACOM(0xBD) },
4981 	{ USB_DEVICE_WACOM(0xC0) },
4982 	{ USB_DEVICE_WACOM(0xC2) },
4983 	{ USB_DEVICE_WACOM(0xC4) },
4984 	{ USB_DEVICE_WACOM(0xC5) },
4985 	{ USB_DEVICE_WACOM(0xC6) },
4986 	{ USB_DEVICE_WACOM(0xC7) },
4987 	{ USB_DEVICE_WACOM(0xCC) },
4988 	{ USB_DEVICE_WACOM(0xCE) },
4989 	{ USB_DEVICE_WACOM(0xD0) },
4990 	{ USB_DEVICE_WACOM(0xD1) },
4991 	{ USB_DEVICE_WACOM(0xD2) },
4992 	{ USB_DEVICE_WACOM(0xD3) },
4993 	{ USB_DEVICE_WACOM(0xD4) },
4994 	{ USB_DEVICE_WACOM(0xD5) },
4995 	{ USB_DEVICE_WACOM(0xD6) },
4996 	{ USB_DEVICE_WACOM(0xD7) },
4997 	{ USB_DEVICE_WACOM(0xD8) },
4998 	{ USB_DEVICE_WACOM(0xDA) },
4999 	{ USB_DEVICE_WACOM(0xDB) },
5000 	{ USB_DEVICE_WACOM(0xDD) },
5001 	{ USB_DEVICE_WACOM(0xDE) },
5002 	{ USB_DEVICE_WACOM(0xDF) },
5003 	{ USB_DEVICE_WACOM(0xE2) },
5004 	{ USB_DEVICE_WACOM(0xE3) },
5005 	{ USB_DEVICE_WACOM(0xE5) },
5006 	{ USB_DEVICE_WACOM(0xE6) },
5007 	{ USB_DEVICE_WACOM(0xEC) },
5008 	{ USB_DEVICE_WACOM(0xED) },
5009 	{ USB_DEVICE_WACOM(0xEF) },
5010 	{ USB_DEVICE_WACOM(0xF0) },
5011 	{ USB_DEVICE_WACOM(0xF4) },
5012 	{ USB_DEVICE_WACOM(0xF6) },
5013 	{ USB_DEVICE_WACOM(0xF8) },
5014 	{ USB_DEVICE_WACOM(0xFA) },
5015 	{ USB_DEVICE_WACOM(0xFB) },
5016 	{ USB_DEVICE_WACOM(0x100) },
5017 	{ USB_DEVICE_WACOM(0x101) },
5018 	{ USB_DEVICE_WACOM(0x10D) },
5019 	{ USB_DEVICE_WACOM(0x10E) },
5020 	{ USB_DEVICE_WACOM(0x10F) },
5021 	{ USB_DEVICE_WACOM(0x116) },
5022 	{ USB_DEVICE_WACOM(0x12C) },
5023 	{ USB_DEVICE_WACOM(0x300) },
5024 	{ USB_DEVICE_WACOM(0x301) },
5025 	{ USB_DEVICE_WACOM(0x302) },
5026 	{ USB_DEVICE_WACOM(0x303) },
5027 	{ USB_DEVICE_WACOM(0x304) },
5028 	{ USB_DEVICE_WACOM(0x307) },
5029 	{ USB_DEVICE_WACOM(0x309) },
5030 	{ USB_DEVICE_WACOM(0x30A) },
5031 	{ USB_DEVICE_WACOM(0x30C) },
5032 	{ USB_DEVICE_WACOM(0x30E) },
5033 	{ USB_DEVICE_WACOM(0x314) },
5034 	{ USB_DEVICE_WACOM(0x315) },
5035 	{ USB_DEVICE_WACOM(0x317) },
5036 	{ USB_DEVICE_WACOM(0x318) },
5037 	{ USB_DEVICE_WACOM(0x319) },
5038 	{ USB_DEVICE_WACOM(0x323) },
5039 	{ USB_DEVICE_WACOM(0x325) },
5040 	{ USB_DEVICE_WACOM(0x326) },
5041 	{ USB_DEVICE_WACOM(0x32A) },
5042 	{ USB_DEVICE_WACOM(0x32B) },
5043 	{ USB_DEVICE_WACOM(0x32C) },
5044 	{ USB_DEVICE_WACOM(0x32F) },
5045 	{ USB_DEVICE_WACOM(0x331) },
5046 	{ USB_DEVICE_WACOM(0x333) },
5047 	{ USB_DEVICE_WACOM(0x335) },
5048 	{ USB_DEVICE_WACOM(0x336) },
5049 	{ USB_DEVICE_WACOM(0x33B) },
5050 	{ USB_DEVICE_WACOM(0x33C) },
5051 	{ USB_DEVICE_WACOM(0x33D) },
5052 	{ USB_DEVICE_WACOM(0x33E) },
5053 	{ USB_DEVICE_WACOM(0x343) },
5054 	{ BT_DEVICE_WACOM(0x360) },
5055 	{ BT_DEVICE_WACOM(0x361) },
5056 	{ BT_DEVICE_WACOM(0x377) },
5057 	{ BT_DEVICE_WACOM(0x379) },
5058 	{ USB_DEVICE_WACOM(0x37A) },
5059 	{ USB_DEVICE_WACOM(0x37B) },
5060 	{ BT_DEVICE_WACOM(0x393) },
5061 	{ BT_DEVICE_WACOM(0x3c6) },
5062 	{ BT_DEVICE_WACOM(0x3c8) },
5063 	{ BT_DEVICE_WACOM(0x3dd) },
5064 	{ USB_DEVICE_WACOM(0x4001) },
5065 	{ USB_DEVICE_WACOM(0x4004) },
5066 	{ USB_DEVICE_WACOM(0x5000) },
5067 	{ USB_DEVICE_WACOM(0x5002) },
5068 	{ USB_DEVICE_LENOVO(0x6004) },
5069 
5070 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
5071 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
5072 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
5073 	{ }
5074 };
5075 MODULE_DEVICE_TABLE(hid, wacom_ids);
5076