xref: /openbmc/linux/drivers/hid/wacom_wac.c (revision f0931824)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  USB Wacom tablet support - Wacom specific code
4  */
5 
6 #include "wacom_wac.h"
7 #include "wacom.h"
8 #include <linux/input/mt.h>
9 #include <linux/jiffies.h>
10 
11 /* resolution for penabled devices */
12 #define WACOM_PL_RES		20
13 #define WACOM_PENPRTN_RES	40
14 #define WACOM_VOLITO_RES	50
15 #define WACOM_GRAPHIRE_RES	80
16 #define WACOM_INTUOS_RES	100
17 #define WACOM_INTUOS3_RES	200
18 
19 /* Newer Cintiq and DTU have an offset between tablet and screen areas */
20 #define WACOM_DTU_OFFSET	200
21 #define WACOM_CINTIQ_OFFSET	400
22 
23 /*
24  * Scale factor relating reported contact size to logical contact area.
25  * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo
26  */
27 #define WACOM_CONTACT_AREA_SCALE 2607
28 
29 static bool touch_arbitration = 1;
30 module_param(touch_arbitration, bool, 0644);
31 MODULE_PARM_DESC(touch_arbitration, " on (Y) off (N)");
32 
33 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
34 				int button_count, int mask);
35 
36 static int wacom_numbered_button_to_key(int n);
37 
38 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
39 			     int group);
40 
41 static void wacom_force_proxout(struct wacom_wac *wacom_wac)
42 {
43 	struct input_dev *input = wacom_wac->pen_input;
44 
45 	wacom_wac->shared->stylus_in_proximity = 0;
46 
47 	input_report_key(input, BTN_TOUCH, 0);
48 	input_report_key(input, BTN_STYLUS, 0);
49 	input_report_key(input, BTN_STYLUS2, 0);
50 	input_report_key(input, BTN_STYLUS3, 0);
51 	input_report_key(input, wacom_wac->tool[0], 0);
52 	if (wacom_wac->serial[0]) {
53 		input_report_abs(input, ABS_MISC, 0);
54 	}
55 	input_report_abs(input, ABS_PRESSURE, 0);
56 
57 	wacom_wac->tool[0] = 0;
58 	wacom_wac->id[0] = 0;
59 	wacom_wac->serial[0] = 0;
60 
61 	input_sync(input);
62 }
63 
64 void wacom_idleprox_timeout(struct timer_list *list)
65 {
66 	struct wacom *wacom = from_timer(wacom, list, idleprox_timer);
67 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
68 
69 	if (!wacom_wac->hid_data.sense_state) {
70 		return;
71 	}
72 
73 	hid_warn(wacom->hdev, "%s: tool appears to be hung in-prox. forcing it out.\n", __func__);
74 	wacom_force_proxout(wacom_wac);
75 }
76 
77 /*
78  * Percent of battery capacity for Graphire.
79  * 8th value means AC online and show 100% capacity.
80  */
81 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
82 
83 /*
84  * Percent of battery capacity for Intuos4 WL, AC has a separate bit.
85  */
86 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
87 
88 static void __wacom_notify_battery(struct wacom_battery *battery,
89 				   int bat_status, int bat_capacity,
90 				   bool bat_charging, bool bat_connected,
91 				   bool ps_connected)
92 {
93 	bool changed = battery->bat_status       != bat_status    ||
94 		       battery->battery_capacity != bat_capacity  ||
95 		       battery->bat_charging     != bat_charging  ||
96 		       battery->bat_connected    != bat_connected ||
97 		       battery->ps_connected     != ps_connected;
98 
99 	if (changed) {
100 		battery->bat_status = bat_status;
101 		battery->battery_capacity = bat_capacity;
102 		battery->bat_charging = bat_charging;
103 		battery->bat_connected = bat_connected;
104 		battery->ps_connected = ps_connected;
105 
106 		if (battery->battery)
107 			power_supply_changed(battery->battery);
108 	}
109 }
110 
111 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
112 	int bat_status, int bat_capacity, bool bat_charging,
113 	bool bat_connected, bool ps_connected)
114 {
115 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
116 	bool bat_initialized = wacom->battery.battery;
117 	bool has_quirk = wacom_wac->features.quirks & WACOM_QUIRK_BATTERY;
118 
119 	if (bat_initialized != has_quirk)
120 		wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
121 
122 	__wacom_notify_battery(&wacom->battery, bat_status, bat_capacity,
123 			       bat_charging, bat_connected, ps_connected);
124 }
125 
126 static int wacom_penpartner_irq(struct wacom_wac *wacom)
127 {
128 	unsigned char *data = wacom->data;
129 	struct input_dev *input = wacom->pen_input;
130 
131 	switch (data[0]) {
132 	case 1:
133 		if (data[5] & 0x80) {
134 			wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
135 			wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
136 			input_report_key(input, wacom->tool[0], 1);
137 			input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
138 			input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
139 			input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
140 			input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
141 			input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
142 			input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
143 		} else {
144 			input_report_key(input, wacom->tool[0], 0);
145 			input_report_abs(input, ABS_MISC, 0); /* report tool id */
146 			input_report_abs(input, ABS_PRESSURE, -1);
147 			input_report_key(input, BTN_TOUCH, 0);
148 		}
149 		break;
150 
151 	case 2:
152 		input_report_key(input, BTN_TOOL_PEN, 1);
153 		input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
154 		input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
155 		input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
156 		input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
157 		input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
158 		input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
159 		break;
160 
161 	default:
162 		dev_dbg(input->dev.parent,
163 			"%s: received unknown report #%d\n", __func__, data[0]);
164 		return 0;
165         }
166 
167 	return 1;
168 }
169 
170 static int wacom_pl_irq(struct wacom_wac *wacom)
171 {
172 	struct wacom_features *features = &wacom->features;
173 	unsigned char *data = wacom->data;
174 	struct input_dev *input = wacom->pen_input;
175 	int prox, pressure;
176 
177 	if (data[0] != WACOM_REPORT_PENABLED) {
178 		dev_dbg(input->dev.parent,
179 			"%s: received unknown report #%d\n", __func__, data[0]);
180 		return 0;
181 	}
182 
183 	prox = data[1] & 0x40;
184 
185 	if (!wacom->id[0]) {
186 		if ((data[0] & 0x10) || (data[4] & 0x20)) {
187 			wacom->tool[0] = BTN_TOOL_RUBBER;
188 			wacom->id[0] = ERASER_DEVICE_ID;
189 		}
190 		else {
191 			wacom->tool[0] = BTN_TOOL_PEN;
192 			wacom->id[0] = STYLUS_DEVICE_ID;
193 		}
194 	}
195 
196 	/* If the eraser is in prox, STYLUS2 is always set. If we
197 	 * mis-detected the type and notice that STYLUS2 isn't set
198 	 * then force the eraser out of prox and let the pen in.
199 	 */
200 	if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
201 		input_report_key(input, BTN_TOOL_RUBBER, 0);
202 		input_report_abs(input, ABS_MISC, 0);
203 		input_sync(input);
204 		wacom->tool[0] = BTN_TOOL_PEN;
205 		wacom->id[0] = STYLUS_DEVICE_ID;
206 	}
207 
208 	if (prox) {
209 		pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
210 		if (features->pressure_max > 255)
211 			pressure = (pressure << 1) | ((data[4] >> 6) & 1);
212 		pressure += (features->pressure_max + 1) / 2;
213 
214 		input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
215 		input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
216 		input_report_abs(input, ABS_PRESSURE, pressure);
217 
218 		input_report_key(input, BTN_TOUCH, data[4] & 0x08);
219 		input_report_key(input, BTN_STYLUS, data[4] & 0x10);
220 		/* Only allow the stylus2 button to be reported for the pen tool. */
221 		input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
222 	}
223 
224 	if (!prox)
225 		wacom->id[0] = 0;
226 	input_report_key(input, wacom->tool[0], prox);
227 	input_report_abs(input, ABS_MISC, wacom->id[0]);
228 	return 1;
229 }
230 
231 static int wacom_ptu_irq(struct wacom_wac *wacom)
232 {
233 	unsigned char *data = wacom->data;
234 	struct input_dev *input = wacom->pen_input;
235 
236 	if (data[0] != WACOM_REPORT_PENABLED) {
237 		dev_dbg(input->dev.parent,
238 			"%s: received unknown report #%d\n", __func__, data[0]);
239 		return 0;
240 	}
241 
242 	if (data[1] & 0x04) {
243 		input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
244 		input_report_key(input, BTN_TOUCH, data[1] & 0x08);
245 		wacom->id[0] = ERASER_DEVICE_ID;
246 	} else {
247 		input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
248 		input_report_key(input, BTN_TOUCH, data[1] & 0x01);
249 		wacom->id[0] = STYLUS_DEVICE_ID;
250 	}
251 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
252 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
253 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
254 	input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
255 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
256 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
257 	return 1;
258 }
259 
260 static int wacom_dtu_irq(struct wacom_wac *wacom)
261 {
262 	unsigned char *data = wacom->data;
263 	struct input_dev *input = wacom->pen_input;
264 	int prox = data[1] & 0x20;
265 
266 	dev_dbg(input->dev.parent,
267 		"%s: received report #%d", __func__, data[0]);
268 
269 	if (prox) {
270 		/* Going into proximity select tool */
271 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
272 		if (wacom->tool[0] == BTN_TOOL_PEN)
273 			wacom->id[0] = STYLUS_DEVICE_ID;
274 		else
275 			wacom->id[0] = ERASER_DEVICE_ID;
276 	}
277 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
278 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
279 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
280 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
281 	input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
282 	input_report_key(input, BTN_TOUCH, data[1] & 0x05);
283 	if (!prox) /* out-prox */
284 		wacom->id[0] = 0;
285 	input_report_key(input, wacom->tool[0], prox);
286 	input_report_abs(input, ABS_MISC, wacom->id[0]);
287 	return 1;
288 }
289 
290 static int wacom_dtus_irq(struct wacom_wac *wacom)
291 {
292 	unsigned char *data = wacom->data;
293 	struct input_dev *input = wacom->pen_input;
294 	unsigned short prox, pressure = 0;
295 
296 	if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
297 		dev_dbg(input->dev.parent,
298 			"%s: received unknown report #%d", __func__, data[0]);
299 		return 0;
300 	} else if (data[0] == WACOM_REPORT_DTUSPAD) {
301 		input = wacom->pad_input;
302 		input_report_key(input, BTN_0, (data[1] & 0x01));
303 		input_report_key(input, BTN_1, (data[1] & 0x02));
304 		input_report_key(input, BTN_2, (data[1] & 0x04));
305 		input_report_key(input, BTN_3, (data[1] & 0x08));
306 		input_report_abs(input, ABS_MISC,
307 				 data[1] & 0x0f ? PAD_DEVICE_ID : 0);
308 		return 1;
309 	} else {
310 		prox = data[1] & 0x80;
311 		if (prox) {
312 			switch ((data[1] >> 3) & 3) {
313 			case 1: /* Rubber */
314 				wacom->tool[0] = BTN_TOOL_RUBBER;
315 				wacom->id[0] = ERASER_DEVICE_ID;
316 				break;
317 
318 			case 2: /* Pen */
319 				wacom->tool[0] = BTN_TOOL_PEN;
320 				wacom->id[0] = STYLUS_DEVICE_ID;
321 				break;
322 			}
323 		}
324 
325 		input_report_key(input, BTN_STYLUS, data[1] & 0x20);
326 		input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
327 		input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
328 		input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
329 		pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
330 		input_report_abs(input, ABS_PRESSURE, pressure);
331 		input_report_key(input, BTN_TOUCH, pressure > 10);
332 
333 		if (!prox) /* out-prox */
334 			wacom->id[0] = 0;
335 		input_report_key(input, wacom->tool[0], prox);
336 		input_report_abs(input, ABS_MISC, wacom->id[0]);
337 		return 1;
338 	}
339 }
340 
341 static int wacom_graphire_irq(struct wacom_wac *wacom)
342 {
343 	struct wacom_features *features = &wacom->features;
344 	unsigned char *data = wacom->data;
345 	struct input_dev *input = wacom->pen_input;
346 	struct input_dev *pad_input = wacom->pad_input;
347 	int battery_capacity, ps_connected;
348 	int prox;
349 	int rw = 0;
350 	int retval = 0;
351 
352 	if (features->type == GRAPHIRE_BT) {
353 		if (data[0] != WACOM_REPORT_PENABLED_BT) {
354 			dev_dbg(input->dev.parent,
355 				"%s: received unknown report #%d\n", __func__,
356 				data[0]);
357 			goto exit;
358 		}
359 	} else if (data[0] != WACOM_REPORT_PENABLED) {
360 		dev_dbg(input->dev.parent,
361 			"%s: received unknown report #%d\n", __func__, data[0]);
362 		goto exit;
363 	}
364 
365 	prox = data[1] & 0x80;
366 	if (prox || wacom->id[0]) {
367 		if (prox) {
368 			switch ((data[1] >> 5) & 3) {
369 
370 			case 0:	/* Pen */
371 				wacom->tool[0] = BTN_TOOL_PEN;
372 				wacom->id[0] = STYLUS_DEVICE_ID;
373 				break;
374 
375 			case 1: /* Rubber */
376 				wacom->tool[0] = BTN_TOOL_RUBBER;
377 				wacom->id[0] = ERASER_DEVICE_ID;
378 				break;
379 
380 			case 2: /* Mouse with wheel */
381 				input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
382 				fallthrough;
383 
384 			case 3: /* Mouse without wheel */
385 				wacom->tool[0] = BTN_TOOL_MOUSE;
386 				wacom->id[0] = CURSOR_DEVICE_ID;
387 				break;
388 			}
389 		}
390 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
391 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
392 		if (wacom->tool[0] != BTN_TOOL_MOUSE) {
393 			if (features->type == GRAPHIRE_BT)
394 				input_report_abs(input, ABS_PRESSURE, data[6] |
395 					(((__u16) (data[1] & 0x08)) << 5));
396 			else
397 				input_report_abs(input, ABS_PRESSURE, data[6] |
398 					((data[7] & 0x03) << 8));
399 			input_report_key(input, BTN_TOUCH, data[1] & 0x01);
400 			input_report_key(input, BTN_STYLUS, data[1] & 0x02);
401 			input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
402 		} else {
403 			input_report_key(input, BTN_LEFT, data[1] & 0x01);
404 			input_report_key(input, BTN_RIGHT, data[1] & 0x02);
405 			if (features->type == WACOM_G4 ||
406 					features->type == WACOM_MO) {
407 				input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
408 				rw = (data[7] & 0x04) - (data[7] & 0x03);
409 			} else if (features->type == GRAPHIRE_BT) {
410 				/* Compute distance between mouse and tablet */
411 				rw = 44 - (data[6] >> 2);
412 				rw = clamp_val(rw, 0, 31);
413 				input_report_abs(input, ABS_DISTANCE, rw);
414 				if (((data[1] >> 5) & 3) == 2) {
415 					/* Mouse with wheel */
416 					input_report_key(input, BTN_MIDDLE,
417 							data[1] & 0x04);
418 					rw = (data[6] & 0x01) ? -1 :
419 						(data[6] & 0x02) ? 1 : 0;
420 				} else {
421 					rw = 0;
422 				}
423 			} else {
424 				input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
425 				rw = -(signed char)data[6];
426 			}
427 			input_report_rel(input, REL_WHEEL, rw);
428 		}
429 
430 		if (!prox)
431 			wacom->id[0] = 0;
432 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
433 		input_report_key(input, wacom->tool[0], prox);
434 		input_sync(input); /* sync last event */
435 	}
436 
437 	/* send pad data */
438 	switch (features->type) {
439 	case WACOM_G4:
440 		prox = data[7] & 0xf8;
441 		if (prox || wacom->id[1]) {
442 			wacom->id[1] = PAD_DEVICE_ID;
443 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
444 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
445 			rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
446 			input_report_rel(pad_input, REL_WHEEL, rw);
447 			if (!prox)
448 				wacom->id[1] = 0;
449 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
450 			retval = 1;
451 		}
452 		break;
453 
454 	case WACOM_MO:
455 		prox = (data[7] & 0xf8) || data[8];
456 		if (prox || wacom->id[1]) {
457 			wacom->id[1] = PAD_DEVICE_ID;
458 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
459 			input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
460 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
461 			input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
462 			input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
463 			if (!prox)
464 				wacom->id[1] = 0;
465 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
466 			retval = 1;
467 		}
468 		break;
469 	case GRAPHIRE_BT:
470 		prox = data[7] & 0x03;
471 		if (prox || wacom->id[1]) {
472 			wacom->id[1] = PAD_DEVICE_ID;
473 			input_report_key(pad_input, BTN_0, (data[7] & 0x02));
474 			input_report_key(pad_input, BTN_1, (data[7] & 0x01));
475 			if (!prox)
476 				wacom->id[1] = 0;
477 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
478 			retval = 1;
479 		}
480 		break;
481 	}
482 
483 	/* Store current battery capacity and power supply state */
484 	if (features->type == GRAPHIRE_BT) {
485 		rw = (data[7] >> 2 & 0x07);
486 		battery_capacity = batcap_gr[rw];
487 		ps_connected = rw == 7;
488 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
489 				     battery_capacity, ps_connected, 1,
490 				     ps_connected);
491 	}
492 exit:
493 	return retval;
494 }
495 
496 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
497 {
498 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
499 	struct wacom_features *features = &wacom_wac->features;
500 	struct hid_report *r;
501 	struct hid_report_enum *re;
502 
503 	re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
504 	if (features->type == INTUOSHT2)
505 		r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
506 	else
507 		r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
508 	if (r) {
509 		hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
510 	}
511 }
512 
513 static int wacom_intuos_pad(struct wacom_wac *wacom)
514 {
515 	struct wacom_features *features = &wacom->features;
516 	unsigned char *data = wacom->data;
517 	struct input_dev *input = wacom->pad_input;
518 	int i;
519 	int buttons = 0, nbuttons = features->numbered_buttons;
520 	int keys = 0, nkeys = 0;
521 	int ring1 = 0, ring2 = 0;
522 	int strip1 = 0, strip2 = 0;
523 	bool prox = false;
524 	bool wrench = false, keyboard = false, mute_touch = false, menu = false,
525 	     info = false;
526 
527 	/* pad packets. Works as a second tool and is always in prox */
528 	if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
529 	      data[0] == WACOM_REPORT_CINTIQPAD))
530 		return 0;
531 
532 	if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
533 		buttons = (data[3] << 1) | (data[2] & 0x01);
534 		ring1 = data[1];
535 	} else if (features->type == DTK) {
536 		buttons = data[6];
537 	} else if (features->type == WACOM_13HD) {
538 		buttons = (data[4] << 1) | (data[3] & 0x01);
539 	} else if (features->type == WACOM_24HD) {
540 		buttons = (data[8] << 8) | data[6];
541 		ring1 = data[1];
542 		ring2 = data[2];
543 
544 		/*
545 		 * Three "buttons" are available on the 24HD which are
546 		 * physically implemented as a touchstrip. Each button
547 		 * is approximately 3 bits wide with a 2 bit spacing.
548 		 * The raw touchstrip bits are stored at:
549 		 *    ((data[3] & 0x1f) << 8) | data[4])
550 		 */
551 		nkeys = 3;
552 		keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
553 		       ((data[4] & 0xE0) ? 1<<1 : 0) |
554 		       ((data[4] & 0x07) ? 1<<0 : 0);
555 		keyboard = !!(data[4] & 0xE0);
556 		info = !!(data[3] & 0x1C);
557 
558 		if (features->oPid) {
559 			mute_touch = !!(data[4] & 0x07);
560 			if (mute_touch)
561 				wacom->shared->is_touch_on =
562 					!wacom->shared->is_touch_on;
563 		} else {
564 			wrench = !!(data[4] & 0x07);
565 		}
566 	} else if (features->type == WACOM_27QHD) {
567 		nkeys = 3;
568 		keys = data[2] & 0x07;
569 
570 		wrench = !!(data[2] & 0x01);
571 		keyboard = !!(data[2] & 0x02);
572 
573 		if (features->oPid) {
574 			mute_touch = !!(data[2] & 0x04);
575 			if (mute_touch)
576 				wacom->shared->is_touch_on =
577 					!wacom->shared->is_touch_on;
578 		} else {
579 			menu = !!(data[2] & 0x04);
580 		}
581 		input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
582 		input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
583 		input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
584 	} else if (features->type == CINTIQ_HYBRID) {
585 		/*
586 		 * Do not send hardware buttons under Android. They
587 		 * are already sent to the system through GPIO (and
588 		 * have different meaning).
589 		 *
590 		 * d-pad right  -> data[4] & 0x10
591 		 * d-pad up     -> data[4] & 0x20
592 		 * d-pad left   -> data[4] & 0x40
593 		 * d-pad down   -> data[4] & 0x80
594 		 * d-pad center -> data[3] & 0x01
595 		 */
596 		buttons = (data[4] << 1) | (data[3] & 0x01);
597 	} else if (features->type == CINTIQ_COMPANION_2) {
598 		/* d-pad right  -> data[2] & 0x10
599 		 * d-pad up     -> data[2] & 0x20
600 		 * d-pad left   -> data[2] & 0x40
601 		 * d-pad down   -> data[2] & 0x80
602 		 * d-pad center -> data[1] & 0x01
603 		 */
604 		buttons = ((data[2] >> 4) << 7) |
605 		          ((data[1] & 0x04) << 4) |
606 		          ((data[2] & 0x0F) << 2) |
607 		          (data[1] & 0x03);
608 	} else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
609 		/*
610 		 * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
611 		 * addition to the mechanical switch. Switch data is
612 		 * stored in data[4], capacitive data in data[5].
613 		 *
614 		 * Touch ring mode switch (data[3]) has no capacitive sensor
615 		 */
616 		buttons = (data[4] << 1) | (data[3] & 0x01);
617 		ring1 = data[2];
618 	} else {
619 		if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
620 			buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
621 			          (data[6] << 1) | (data[5] & 0x01);
622 
623 			if (features->type == WACOM_22HD) {
624 				nkeys = 3;
625 				keys = data[9] & 0x07;
626 
627 				info = !!(data[9] & 0x01);
628 				wrench = !!(data[9] & 0x02);
629 			}
630 		} else {
631 			buttons = ((data[6] & 0x10) << 5)  |
632 			          ((data[5] & 0x10) << 4)  |
633 			          ((data[6] & 0x0F) << 4)  |
634 			          (data[5] & 0x0F);
635 		}
636 		strip1 = ((data[1] & 0x1f) << 8) | data[2];
637 		strip2 = ((data[3] & 0x1f) << 8) | data[4];
638 	}
639 
640 	prox = (buttons & ~(~0U << nbuttons)) | (keys & ~(~0U << nkeys)) |
641 	       (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
642 
643 	wacom_report_numbered_buttons(input, nbuttons, buttons);
644 
645 	for (i = 0; i < nkeys; i++)
646 		input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
647 
648 	input_report_key(input, KEY_BUTTONCONFIG, wrench);
649 	input_report_key(input, KEY_ONSCREEN_KEYBOARD, keyboard);
650 	input_report_key(input, KEY_CONTROLPANEL, menu);
651 	input_report_key(input, KEY_INFO, info);
652 
653 	if (wacom->shared && wacom->shared->touch_input) {
654 		input_report_switch(wacom->shared->touch_input,
655 				    SW_MUTE_DEVICE,
656 				    !wacom->shared->is_touch_on);
657 		input_sync(wacom->shared->touch_input);
658 	}
659 
660 	input_report_abs(input, ABS_RX, strip1);
661 	input_report_abs(input, ABS_RY, strip2);
662 
663 	input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
664 	input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
665 
666 	input_report_key(input, wacom->tool[1], prox ? 1 : 0);
667 	input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
668 
669 	input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
670 
671 	return 1;
672 }
673 
674 static int wacom_intuos_id_mangle(int tool_id)
675 {
676 	return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
677 }
678 
679 static bool wacom_is_art_pen(int tool_id)
680 {
681 	bool is_art_pen = false;
682 
683 	switch (tool_id) {
684 	case 0x885:	/* Intuos3 Marker Pen */
685 	case 0x804:	/* Intuos4/5 13HD/24HD Marker Pen */
686 	case 0x10804:	/* Intuos4/5 13HD/24HD Art Pen */
687 		is_art_pen = true;
688 		break;
689 	}
690 	return is_art_pen;
691 }
692 
693 static int wacom_intuos_get_tool_type(int tool_id)
694 {
695 	int tool_type = BTN_TOOL_PEN;
696 
697 	if (wacom_is_art_pen(tool_id))
698 		return tool_type;
699 
700 	switch (tool_id) {
701 	case 0x812: /* Inking pen */
702 	case 0x801: /* Intuos3 Inking pen */
703 	case 0x12802: /* Intuos4/5 Inking Pen */
704 	case 0x012:
705 		tool_type = BTN_TOOL_PENCIL;
706 		break;
707 
708 	case 0x822: /* Pen */
709 	case 0x842:
710 	case 0x852:
711 	case 0x823: /* Intuos3 Grip Pen */
712 	case 0x813: /* Intuos3 Classic Pen */
713 	case 0x802: /* Intuos4/5 13HD/24HD General Pen */
714 	case 0x8e2: /* IntuosHT2 pen */
715 	case 0x022:
716 	case 0x200: /* Pro Pen 3 */
717 	case 0x04200: /* Pro Pen 3 */
718 	case 0x10842: /* MobileStudio Pro Pro Pen slim */
719 	case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
720 	case 0x16802: /* Cintiq 13HD Pro Pen */
721 	case 0x18802: /* DTH2242 Pen */
722 	case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
723 	case 0x80842: /* Intuos Pro and Cintiq Pro 3D Pen */
724 		tool_type = BTN_TOOL_PEN;
725 		break;
726 
727 	case 0x832: /* Stroke pen */
728 	case 0x032:
729 		tool_type = BTN_TOOL_BRUSH;
730 		break;
731 
732 	case 0x007: /* Mouse 4D and 2D */
733 	case 0x09c:
734 	case 0x094:
735 	case 0x017: /* Intuos3 2D Mouse */
736 	case 0x806: /* Intuos4 Mouse */
737 		tool_type = BTN_TOOL_MOUSE;
738 		break;
739 
740 	case 0x096: /* Lens cursor */
741 	case 0x097: /* Intuos3 Lens cursor */
742 	case 0x006: /* Intuos4 Lens cursor */
743 		tool_type = BTN_TOOL_LENS;
744 		break;
745 
746 	case 0x82a: /* Eraser */
747 	case 0x84a:
748 	case 0x85a:
749 	case 0x91a:
750 	case 0xd1a:
751 	case 0x0fa:
752 	case 0x82b: /* Intuos3 Grip Pen Eraser */
753 	case 0x81b: /* Intuos3 Classic Pen Eraser */
754 	case 0x91b: /* Intuos3 Airbrush Eraser */
755 	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
756 	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
757 	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
758 	case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
759 	case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
760 	case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
761 	case 0x1084a: /* MobileStudio Pro Pro Pen slim Eraser */
762 	case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
763 	case 0x1880a: /* DTH2242 Eraser */
764 	case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
765 		tool_type = BTN_TOOL_RUBBER;
766 		break;
767 
768 	case 0xd12:
769 	case 0x912:
770 	case 0x112:
771 	case 0x913: /* Intuos3 Airbrush */
772 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
773 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
774 		tool_type = BTN_TOOL_AIRBRUSH;
775 		break;
776 	}
777 	return tool_type;
778 }
779 
780 static void wacom_exit_report(struct wacom_wac *wacom)
781 {
782 	struct input_dev *input = wacom->pen_input;
783 	struct wacom_features *features = &wacom->features;
784 	unsigned char *data = wacom->data;
785 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
786 
787 	/*
788 	 * Reset all states otherwise we lose the initial states
789 	 * when in-prox next time
790 	 */
791 	input_report_abs(input, ABS_X, 0);
792 	input_report_abs(input, ABS_Y, 0);
793 	input_report_abs(input, ABS_DISTANCE, 0);
794 	input_report_abs(input, ABS_TILT_X, 0);
795 	input_report_abs(input, ABS_TILT_Y, 0);
796 	if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
797 		input_report_key(input, BTN_LEFT, 0);
798 		input_report_key(input, BTN_MIDDLE, 0);
799 		input_report_key(input, BTN_RIGHT, 0);
800 		input_report_key(input, BTN_SIDE, 0);
801 		input_report_key(input, BTN_EXTRA, 0);
802 		input_report_abs(input, ABS_THROTTLE, 0);
803 		input_report_abs(input, ABS_RZ, 0);
804 	} else {
805 		input_report_abs(input, ABS_PRESSURE, 0);
806 		input_report_key(input, BTN_STYLUS, 0);
807 		input_report_key(input, BTN_STYLUS2, 0);
808 		input_report_key(input, BTN_TOUCH, 0);
809 		input_report_abs(input, ABS_WHEEL, 0);
810 		if (features->type >= INTUOS3S)
811 			input_report_abs(input, ABS_Z, 0);
812 	}
813 	input_report_key(input, wacom->tool[idx], 0);
814 	input_report_abs(input, ABS_MISC, 0); /* reset tool id */
815 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
816 	wacom->id[idx] = 0;
817 }
818 
819 static int wacom_intuos_inout(struct wacom_wac *wacom)
820 {
821 	struct wacom_features *features = &wacom->features;
822 	unsigned char *data = wacom->data;
823 	struct input_dev *input = wacom->pen_input;
824 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
825 
826 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
827 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
828 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
829 		return 0;
830 
831 	/* Enter report */
832 	if ((data[1] & 0xfc) == 0xc0) {
833 		/* serial number of the tool */
834 		wacom->serial[idx] = ((__u64)(data[3] & 0x0f) << 28) +
835 			(data[4] << 20) + (data[5] << 12) +
836 			(data[6] << 4) + (data[7] >> 4);
837 
838 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
839 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
840 
841 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
842 
843 		wacom->shared->stylus_in_proximity = true;
844 		return 1;
845 	}
846 
847 	/* in Range */
848 	if ((data[1] & 0xfe) == 0x20) {
849 		if (features->type != INTUOSHT2)
850 			wacom->shared->stylus_in_proximity = true;
851 
852 		/* in Range while exiting */
853 		if (wacom->reporting_data) {
854 			input_report_key(input, BTN_TOUCH, 0);
855 			input_report_abs(input, ABS_PRESSURE, 0);
856 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
857 			return 2;
858 		}
859 		return 1;
860 	}
861 
862 	/* Exit report */
863 	if ((data[1] & 0xfe) == 0x80) {
864 		wacom->shared->stylus_in_proximity = false;
865 		wacom->reporting_data = false;
866 
867 		/* don't report exit if we don't know the ID */
868 		if (!wacom->id[idx])
869 			return 1;
870 
871 		wacom_exit_report(wacom);
872 		return 2;
873 	}
874 
875 	return 0;
876 }
877 
878 static inline bool touch_is_muted(struct wacom_wac *wacom_wac)
879 {
880 	return wacom_wac->probe_complete &&
881 	       wacom_wac->shared->has_mute_touch_switch &&
882 	       !wacom_wac->shared->is_touch_on;
883 }
884 
885 static inline bool report_touch_events(struct wacom_wac *wacom)
886 {
887 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
888 }
889 
890 static inline bool delay_pen_events(struct wacom_wac *wacom)
891 {
892 	return (wacom->shared->touch_down && touch_arbitration);
893 }
894 
895 static int wacom_intuos_general(struct wacom_wac *wacom)
896 {
897 	struct wacom_features *features = &wacom->features;
898 	unsigned char *data = wacom->data;
899 	struct input_dev *input = wacom->pen_input;
900 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
901 	unsigned char type = (data[1] >> 1) & 0x0F;
902 	unsigned int x, y, distance, t;
903 
904 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
905 		data[0] != WACOM_REPORT_INTUOS_PEN)
906 		return 0;
907 
908 	if (delay_pen_events(wacom))
909 		return 1;
910 
911 	/* don't report events if we don't know the tool ID */
912 	if (!wacom->id[idx]) {
913 		/* but reschedule a read of the current tool */
914 		wacom_intuos_schedule_prox_event(wacom);
915 		return 1;
916 	}
917 
918 	/*
919 	 * don't report events for invalid data
920 	 */
921 	/* older I4 styli don't work with new Cintiqs */
922 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
923 			(features->type == WACOM_21UX2)) ||
924 	    /* Only large Intuos support Lense Cursor */
925 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
926 		(features->type == INTUOS3 ||
927 		 features->type == INTUOS3S ||
928 		 features->type == INTUOS4 ||
929 		 features->type == INTUOS4S ||
930 		 features->type == INTUOS5 ||
931 		 features->type == INTUOS5S ||
932 		 features->type == INTUOSPM ||
933 		 features->type == INTUOSPS)) ||
934 	   /* Cintiq doesn't send data when RDY bit isn't set */
935 	   (features->type == CINTIQ && !(data[1] & 0x40)))
936 		return 1;
937 
938 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
939 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
940 	distance = data[9] >> 2;
941 	if (features->type < INTUOS3S) {
942 		x >>= 1;
943 		y >>= 1;
944 		distance >>= 1;
945 	}
946 	if (features->type == INTUOSHT2)
947 		distance = features->distance_max - distance;
948 	input_report_abs(input, ABS_X, x);
949 	input_report_abs(input, ABS_Y, y);
950 	input_report_abs(input, ABS_DISTANCE, distance);
951 
952 	switch (type) {
953 	case 0x00:
954 	case 0x01:
955 	case 0x02:
956 	case 0x03:
957 		/* general pen packet */
958 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
959 		if (features->pressure_max < 2047)
960 			t >>= 1;
961 		input_report_abs(input, ABS_PRESSURE, t);
962 		if (features->type != INTUOSHT2) {
963 		    input_report_abs(input, ABS_TILT_X,
964 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
965 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
966 		}
967 		input_report_key(input, BTN_STYLUS, data[1] & 2);
968 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
969 		input_report_key(input, BTN_TOUCH, t > 10);
970 		break;
971 
972 	case 0x0a:
973 		/* airbrush second packet */
974 		input_report_abs(input, ABS_WHEEL,
975 				(data[6] << 2) | ((data[7] >> 6) & 3));
976 		input_report_abs(input, ABS_TILT_X,
977 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
978 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
979 		break;
980 
981 	case 0x05:
982 		/* Rotation packet */
983 		if (features->type >= INTUOS3S) {
984 			/* I3 marker pen rotation */
985 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
986 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
987 				((t-1) / 2 + 450)) : (450 - t / 2) ;
988 			input_report_abs(input, ABS_Z, t);
989 		} else {
990 			/* 4D mouse 2nd packet */
991 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
992 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
993 				((t - 1) / 2) : -t / 2);
994 		}
995 		break;
996 
997 	case 0x04:
998 		/* 4D mouse 1st packet */
999 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1000 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1001 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1002 
1003 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
1004 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
1005 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
1006 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
1007 		break;
1008 
1009 	case 0x06:
1010 		/* I4 mouse */
1011 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
1012 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
1013 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
1014 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
1015 				 - ((data[7] & 0x40) >> 6));
1016 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
1017 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
1018 
1019 		input_report_abs(input, ABS_TILT_X,
1020 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
1021 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
1022 		break;
1023 
1024 	case 0x08:
1025 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
1026 			/* 2D mouse packet */
1027 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
1028 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
1029 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
1030 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
1031 					 - ((data[8] & 0x02) >> 1));
1032 
1033 			/* I3 2D mouse side buttons */
1034 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
1035 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
1036 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
1037 			}
1038 		}
1039 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
1040 			/* Lens cursor packets */
1041 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1042 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1043 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1044 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
1045 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
1046 		}
1047 		break;
1048 
1049 	case 0x07:
1050 	case 0x09:
1051 	case 0x0b:
1052 	case 0x0c:
1053 	case 0x0d:
1054 	case 0x0e:
1055 	case 0x0f:
1056 		/* unhandled */
1057 		break;
1058 	}
1059 
1060 	input_report_abs(input, ABS_MISC,
1061 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1062 	input_report_key(input, wacom->tool[idx], 1);
1063 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1064 	wacom->reporting_data = true;
1065 	return 2;
1066 }
1067 
1068 static int wacom_intuos_irq(struct wacom_wac *wacom)
1069 {
1070 	unsigned char *data = wacom->data;
1071 	struct input_dev *input = wacom->pen_input;
1072 	int result;
1073 
1074 	if (data[0] != WACOM_REPORT_PENABLED &&
1075 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
1076 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
1077 	    data[0] != WACOM_REPORT_INTUOSPAD &&
1078 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
1079 	    data[0] != WACOM_REPORT_CINTIQ &&
1080 	    data[0] != WACOM_REPORT_CINTIQPAD &&
1081 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
1082 		dev_dbg(input->dev.parent,
1083 			"%s: received unknown report #%d\n", __func__, data[0]);
1084                 return 0;
1085 	}
1086 
1087 	/* process pad events */
1088 	result = wacom_intuos_pad(wacom);
1089 	if (result)
1090 		return result;
1091 
1092 	/* process in/out prox events */
1093 	result = wacom_intuos_inout(wacom);
1094 	if (result)
1095 		return result - 1;
1096 
1097 	/* process general packets */
1098 	result = wacom_intuos_general(wacom);
1099 	if (result)
1100 		return result - 1;
1101 
1102 	return 0;
1103 }
1104 
1105 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1106 {
1107 	unsigned char *data = wacom_wac->data;
1108 	struct input_dev *input;
1109 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1110 	struct wacom_remote *remote = wacom->remote;
1111 	int bat_charging, bat_percent, touch_ring_mode;
1112 	__u32 serial;
1113 	int i, index = -1;
1114 	unsigned long flags;
1115 
1116 	if (data[0] != WACOM_REPORT_REMOTE) {
1117 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1118 			__func__, data[0]);
1119 		return 0;
1120 	}
1121 
1122 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1123 	wacom_wac->id[0] = PAD_DEVICE_ID;
1124 
1125 	spin_lock_irqsave(&remote->remote_lock, flags);
1126 
1127 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1128 		if (remote->remotes[i].serial == serial) {
1129 			index = i;
1130 			break;
1131 		}
1132 	}
1133 
1134 	if (index < 0 || !remote->remotes[index].registered)
1135 		goto out;
1136 
1137 	remote->remotes[i].active_time = ktime_get();
1138 	input = remote->remotes[index].input;
1139 
1140 	input_report_key(input, BTN_0, (data[9] & 0x01));
1141 	input_report_key(input, BTN_1, (data[9] & 0x02));
1142 	input_report_key(input, BTN_2, (data[9] & 0x04));
1143 	input_report_key(input, BTN_3, (data[9] & 0x08));
1144 	input_report_key(input, BTN_4, (data[9] & 0x10));
1145 	input_report_key(input, BTN_5, (data[9] & 0x20));
1146 	input_report_key(input, BTN_6, (data[9] & 0x40));
1147 	input_report_key(input, BTN_7, (data[9] & 0x80));
1148 
1149 	input_report_key(input, BTN_8, (data[10] & 0x01));
1150 	input_report_key(input, BTN_9, (data[10] & 0x02));
1151 	input_report_key(input, BTN_A, (data[10] & 0x04));
1152 	input_report_key(input, BTN_B, (data[10] & 0x08));
1153 	input_report_key(input, BTN_C, (data[10] & 0x10));
1154 	input_report_key(input, BTN_X, (data[10] & 0x20));
1155 	input_report_key(input, BTN_Y, (data[10] & 0x40));
1156 	input_report_key(input, BTN_Z, (data[10] & 0x80));
1157 
1158 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1159 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1160 
1161 	if (data[12] & 0x80)
1162 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
1163 	else
1164 		input_report_abs(input, ABS_WHEEL, 0);
1165 
1166 	bat_percent = data[7] & 0x7f;
1167 	bat_charging = !!(data[7] & 0x80);
1168 
1169 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1170 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1171 	else
1172 		input_report_abs(input, ABS_MISC, 0);
1173 
1174 	input_event(input, EV_MSC, MSC_SERIAL, serial);
1175 
1176 	input_sync(input);
1177 
1178 	/*Which mode select (LED light) is currently on?*/
1179 	touch_ring_mode = (data[11] & 0xC0) >> 6;
1180 
1181 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1182 		if (remote->remotes[i].serial == serial)
1183 			wacom->led.groups[i].select = touch_ring_mode;
1184 	}
1185 
1186 	__wacom_notify_battery(&remote->remotes[index].battery,
1187 				WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1188 				bat_charging, 1, bat_charging);
1189 
1190 out:
1191 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1192 	return 0;
1193 }
1194 
1195 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1196 {
1197 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1198 	unsigned char *data = wacom_wac->data;
1199 	struct wacom_remote *remote = wacom->remote;
1200 	struct wacom_remote_work_data remote_data;
1201 	unsigned long flags;
1202 	int i, ret;
1203 
1204 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1205 		return;
1206 
1207 	memset(&remote_data, 0, sizeof(struct wacom_remote_work_data));
1208 
1209 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1210 		int j = i * 6;
1211 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1212 
1213 		remote_data.remote[i].serial = serial;
1214 	}
1215 
1216 	spin_lock_irqsave(&remote->remote_lock, flags);
1217 
1218 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1219 	if (ret != sizeof(remote_data)) {
1220 		spin_unlock_irqrestore(&remote->remote_lock, flags);
1221 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1222 		return;
1223 	}
1224 
1225 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1226 
1227 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1228 }
1229 
1230 static int int_dist(int x1, int y1, int x2, int y2)
1231 {
1232 	int x = x2 - x1;
1233 	int y = y2 - y1;
1234 
1235 	return int_sqrt(x*x + y*y);
1236 }
1237 
1238 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1239 		unsigned char *data)
1240 {
1241 	memcpy(wacom->data, data, 10);
1242 	wacom_intuos_irq(wacom);
1243 
1244 	input_sync(wacom->pen_input);
1245 	if (wacom->pad_input)
1246 		input_sync(wacom->pad_input);
1247 }
1248 
1249 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1250 {
1251 	unsigned char data[WACOM_PKGLEN_MAX];
1252 	int i = 1;
1253 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1254 
1255 	memcpy(data, wacom->data, len);
1256 
1257 	switch (data[0]) {
1258 	case 0x04:
1259 		wacom_intuos_bt_process_data(wacom, data + i);
1260 		i += 10;
1261 		fallthrough;
1262 	case 0x03:
1263 		wacom_intuos_bt_process_data(wacom, data + i);
1264 		i += 10;
1265 		wacom_intuos_bt_process_data(wacom, data + i);
1266 		i += 10;
1267 		power_raw = data[i];
1268 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1269 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1270 		battery_capacity = batcap_i4[power_raw & 0x07];
1271 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1272 				     battery_capacity, bat_charging,
1273 				     battery_capacity || bat_charging,
1274 				     ps_connected);
1275 		break;
1276 	default:
1277 		dev_dbg(wacom->pen_input->dev.parent,
1278 				"Unknown report: %d,%d size:%zu\n",
1279 				data[0], data[1], len);
1280 		return 0;
1281 	}
1282 	return 0;
1283 }
1284 
1285 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1286 {
1287 	struct input_dev *input = wacom->touch_input;
1288 	unsigned touch_max = wacom->features.touch_max;
1289 	int count = 0;
1290 	int i;
1291 
1292 	if (!touch_max)
1293 		return 0;
1294 
1295 	if (touch_max == 1)
1296 		return test_bit(BTN_TOUCH, input->key) &&
1297 			report_touch_events(wacom);
1298 
1299 	for (i = 0; i < input->mt->num_slots; i++) {
1300 		struct input_mt_slot *ps = &input->mt->slots[i];
1301 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1302 		if (id >= 0)
1303 			count++;
1304 	}
1305 
1306 	return count;
1307 }
1308 
1309 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1310 {
1311 	int pen_frame_len, pen_frames;
1312 
1313 	struct input_dev *pen_input = wacom->pen_input;
1314 	unsigned char *data = wacom->data;
1315 	int number_of_valid_frames = 0;
1316 	ktime_t time_interval = 15000000;
1317 	ktime_t time_packet_received = ktime_get();
1318 	int i;
1319 
1320 	if (wacom->features.type == INTUOSP2_BT ||
1321 	    wacom->features.type == INTUOSP2S_BT) {
1322 		wacom->serial[0] = get_unaligned_le64(&data[99]);
1323 		wacom->id[0]     = get_unaligned_le16(&data[107]);
1324 		pen_frame_len = 14;
1325 		pen_frames = 7;
1326 	} else {
1327 		wacom->serial[0] = get_unaligned_le64(&data[33]);
1328 		wacom->id[0]     = get_unaligned_le16(&data[41]);
1329 		pen_frame_len = 8;
1330 		pen_frames = 4;
1331 	}
1332 
1333 	if (wacom->serial[0] >> 52 == 1) {
1334 		/* Add back in missing bits of ID for non-USI pens */
1335 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1336 	}
1337 
1338 	/* number of valid frames */
1339 	for (i = 0; i < pen_frames; i++) {
1340 		unsigned char *frame = &data[i*pen_frame_len + 1];
1341 		bool valid = frame[0] & 0x80;
1342 
1343 		if (valid)
1344 			number_of_valid_frames++;
1345 	}
1346 
1347 	if (number_of_valid_frames) {
1348 		if (wacom->hid_data.time_delayed)
1349 			time_interval = ktime_get() - wacom->hid_data.time_delayed;
1350 		time_interval = div_u64(time_interval, number_of_valid_frames);
1351 		wacom->hid_data.time_delayed = time_packet_received;
1352 	}
1353 
1354 	for (i = 0; i < number_of_valid_frames; i++) {
1355 		unsigned char *frame = &data[i*pen_frame_len + 1];
1356 		bool valid = frame[0] & 0x80;
1357 		bool prox = frame[0] & 0x40;
1358 		bool range = frame[0] & 0x20;
1359 		bool invert = frame[0] & 0x10;
1360 		int frames_number_reversed = number_of_valid_frames - i - 1;
1361 		ktime_t event_timestamp = time_packet_received - frames_number_reversed * time_interval;
1362 
1363 		if (!valid)
1364 			continue;
1365 
1366 		if (!prox) {
1367 			wacom->shared->stylus_in_proximity = false;
1368 			wacom_exit_report(wacom);
1369 			input_sync(pen_input);
1370 
1371 			wacom->tool[0] = 0;
1372 			wacom->id[0] = 0;
1373 			wacom->serial[0] = 0;
1374 			wacom->hid_data.time_delayed = 0;
1375 			return;
1376 		}
1377 
1378 		if (range) {
1379 			if (!wacom->tool[0]) { /* first in range */
1380 				/* Going into range select tool */
1381 				if (invert)
1382 					wacom->tool[0] = BTN_TOOL_RUBBER;
1383 				else if (wacom->id[0])
1384 					wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1385 				else
1386 					wacom->tool[0] = BTN_TOOL_PEN;
1387 			}
1388 
1389 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1390 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1391 
1392 			if (wacom->features.type == INTUOSP2_BT ||
1393 			    wacom->features.type == INTUOSP2S_BT) {
1394 				/* Fix rotation alignment: userspace expects zero at left */
1395 				int16_t rotation =
1396 					(int16_t)get_unaligned_le16(&frame[9]);
1397 				rotation += 1800/4;
1398 
1399 				if (rotation > 899)
1400 					rotation -= 1800;
1401 
1402 				input_report_abs(pen_input, ABS_TILT_X,
1403 						 (char)frame[7]);
1404 				input_report_abs(pen_input, ABS_TILT_Y,
1405 						 (char)frame[8]);
1406 				input_report_abs(pen_input, ABS_Z, rotation);
1407 				input_report_abs(pen_input, ABS_WHEEL,
1408 						 get_unaligned_le16(&frame[11]));
1409 			}
1410 		}
1411 
1412 		if (wacom->tool[0]) {
1413 			input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1414 			if (wacom->features.type == INTUOSP2_BT ||
1415 			    wacom->features.type == INTUOSP2S_BT) {
1416 				input_report_abs(pen_input, ABS_DISTANCE,
1417 						 range ? frame[13] : wacom->features.distance_max);
1418 			} else {
1419 				input_report_abs(pen_input, ABS_DISTANCE,
1420 						 range ? frame[7] : wacom->features.distance_max);
1421 			}
1422 
1423 			input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1424 			input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1425 			input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1426 
1427 			input_report_key(pen_input, wacom->tool[0], prox);
1428 			input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1429 			input_report_abs(pen_input, ABS_MISC,
1430 					 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1431 		}
1432 
1433 		wacom->shared->stylus_in_proximity = prox;
1434 
1435 		/* add timestamp to unpack the frames */
1436 		input_set_timestamp(pen_input, event_timestamp);
1437 
1438 		input_sync(pen_input);
1439 	}
1440 }
1441 
1442 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1443 {
1444 	const int finger_touch_len = 8;
1445 	const int finger_frames = 4;
1446 	const int finger_frame_len = 43;
1447 
1448 	struct input_dev *touch_input = wacom->touch_input;
1449 	unsigned char *data = wacom->data;
1450 	int num_contacts_left = 5;
1451 	int i, j;
1452 
1453 	for (i = 0; i < finger_frames; i++) {
1454 		unsigned char *frame = &data[i*finger_frame_len + 109];
1455 		int current_num_contacts = frame[0] & 0x7F;
1456 		int contacts_to_send;
1457 
1458 		if (!(frame[0] & 0x80))
1459 			continue;
1460 
1461 		/*
1462 		 * First packet resets the counter since only the first
1463 		 * packet in series will have non-zero current_num_contacts.
1464 		 */
1465 		if (current_num_contacts)
1466 			wacom->num_contacts_left = current_num_contacts;
1467 
1468 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1469 
1470 		for (j = 0; j < contacts_to_send; j++) {
1471 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1472 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1473 			int x = get_unaligned_le16(&touch[2]);
1474 			int y = get_unaligned_le16(&touch[4]);
1475 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1476 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1477 
1478 			if (slot < 0)
1479 				continue;
1480 
1481 			input_mt_slot(touch_input, slot);
1482 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1483 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1484 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1485 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1486 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1487 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1488 		}
1489 
1490 		input_mt_sync_frame(touch_input);
1491 
1492 		wacom->num_contacts_left -= contacts_to_send;
1493 		if (wacom->num_contacts_left <= 0) {
1494 			wacom->num_contacts_left = 0;
1495 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1496 			input_sync(touch_input);
1497 		}
1498 	}
1499 
1500 	if (wacom->num_contacts_left == 0) {
1501 		// Be careful that we don't accidentally call input_sync with
1502 		// only a partial set of fingers of processed
1503 		input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1504 		input_sync(touch_input);
1505 	}
1506 
1507 }
1508 
1509 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1510 {
1511 	struct input_dev *pad_input = wacom->pad_input;
1512 	unsigned char *data = wacom->data;
1513 	int nbuttons = wacom->features.numbered_buttons;
1514 
1515 	int expresskeys = data[282];
1516 	int center = (data[281] & 0x40) >> 6;
1517 	int ring = data[285] & 0x7F;
1518 	bool ringstatus = data[285] & 0x80;
1519 	bool prox = expresskeys || center || ringstatus;
1520 
1521 	/* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1522 	ring = 71 - ring;
1523 	ring += 3*72/16;
1524 	if (ring > 71)
1525 		ring -= 72;
1526 
1527 	wacom_report_numbered_buttons(pad_input, nbuttons,
1528                                       expresskeys | (center << (nbuttons - 1)));
1529 
1530 	input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1531 
1532 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1533 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1534 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1535 
1536 	input_sync(pad_input);
1537 }
1538 
1539 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1540 {
1541 	unsigned char *data = wacom->data;
1542 
1543 	bool chg = data[284] & 0x80;
1544 	int battery_status = data[284] & 0x7F;
1545 
1546 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1547 			     battery_status, chg, 1, chg);
1548 }
1549 
1550 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1551 {
1552 	struct input_dev *pad_input = wacom->pad_input;
1553 	unsigned char *data = wacom->data;
1554 
1555 	int buttons = data[44];
1556 
1557 	wacom_report_numbered_buttons(pad_input, 4, buttons);
1558 
1559 	input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1560 	input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1561 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1562 
1563 	input_sync(pad_input);
1564 }
1565 
1566 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1567 {
1568 	unsigned char *data = wacom->data;
1569 
1570 	bool chg = data[45] & 0x80;
1571 	int battery_status = data[45] & 0x7F;
1572 
1573 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1574 			     battery_status, chg, 1, chg);
1575 }
1576 
1577 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1578 {
1579 	unsigned char *data = wacom->data;
1580 
1581 	if (data[0] != 0x80 && data[0] != 0x81) {
1582 		dev_dbg(wacom->pen_input->dev.parent,
1583 			"%s: received unknown report #%d\n", __func__, data[0]);
1584 		return 0;
1585 	}
1586 
1587 	wacom_intuos_pro2_bt_pen(wacom);
1588 	if (wacom->features.type == INTUOSP2_BT ||
1589 	    wacom->features.type == INTUOSP2S_BT) {
1590 		wacom_intuos_pro2_bt_touch(wacom);
1591 		wacom_intuos_pro2_bt_pad(wacom);
1592 		wacom_intuos_pro2_bt_battery(wacom);
1593 	} else {
1594 		wacom_intuos_gen3_bt_pad(wacom);
1595 		wacom_intuos_gen3_bt_battery(wacom);
1596 	}
1597 	return 0;
1598 }
1599 
1600 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1601 {
1602 	struct input_dev *input = wacom->touch_input;
1603 	unsigned char *data = wacom->data;
1604 	int i;
1605 	int current_num_contacts = data[61];
1606 	int contacts_to_send = 0;
1607 	int num_contacts_left = 4; /* maximum contacts per packet */
1608 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1609 	int y_offset = 2;
1610 
1611 	if (touch_is_muted(wacom) && !wacom->shared->touch_down)
1612 		return 0;
1613 
1614 	if (wacom->features.type == WACOM_27QHDT) {
1615 		current_num_contacts = data[63];
1616 		num_contacts_left = 10;
1617 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1618 		y_offset = 0;
1619 	}
1620 
1621 	/*
1622 	 * First packet resets the counter since only the first
1623 	 * packet in series will have non-zero current_num_contacts.
1624 	 */
1625 	if (current_num_contacts)
1626 		wacom->num_contacts_left = current_num_contacts;
1627 
1628 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1629 
1630 	for (i = 0; i < contacts_to_send; i++) {
1631 		int offset = (byte_per_packet * i) + 1;
1632 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1633 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1634 
1635 		if (slot < 0)
1636 			continue;
1637 		input_mt_slot(input, slot);
1638 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1639 
1640 		if (touch) {
1641 			int t_x = get_unaligned_le16(&data[offset + 2]);
1642 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1643 
1644 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1645 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1646 
1647 			if (wacom->features.type != WACOM_27QHDT) {
1648 				int c_x = get_unaligned_le16(&data[offset + 4]);
1649 				int c_y = get_unaligned_le16(&data[offset + 8]);
1650 				int w = get_unaligned_le16(&data[offset + 10]);
1651 				int h = get_unaligned_le16(&data[offset + 12]);
1652 
1653 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1654 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1655 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1656 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1657 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1658 			}
1659 		}
1660 	}
1661 	input_mt_sync_frame(input);
1662 
1663 	wacom->num_contacts_left -= contacts_to_send;
1664 	if (wacom->num_contacts_left <= 0) {
1665 		wacom->num_contacts_left = 0;
1666 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1667 	}
1668 	return 1;
1669 }
1670 
1671 static int wacom_mt_touch(struct wacom_wac *wacom)
1672 {
1673 	struct input_dev *input = wacom->touch_input;
1674 	unsigned char *data = wacom->data;
1675 	int i;
1676 	int current_num_contacts = data[2];
1677 	int contacts_to_send = 0;
1678 	int x_offset = 0;
1679 
1680 	/* MTTPC does not support Height and Width */
1681 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1682 		x_offset = -4;
1683 
1684 	/*
1685 	 * First packet resets the counter since only the first
1686 	 * packet in series will have non-zero current_num_contacts.
1687 	 */
1688 	if (current_num_contacts)
1689 		wacom->num_contacts_left = current_num_contacts;
1690 
1691 	/* There are at most 5 contacts per packet */
1692 	contacts_to_send = min(5, wacom->num_contacts_left);
1693 
1694 	for (i = 0; i < contacts_to_send; i++) {
1695 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1696 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1697 		int id = get_unaligned_le16(&data[offset + 1]);
1698 		int slot = input_mt_get_slot_by_key(input, id);
1699 
1700 		if (slot < 0)
1701 			continue;
1702 
1703 		input_mt_slot(input, slot);
1704 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1705 		if (touch) {
1706 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1707 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1708 			input_report_abs(input, ABS_MT_POSITION_X, x);
1709 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1710 		}
1711 	}
1712 	input_mt_sync_frame(input);
1713 
1714 	wacom->num_contacts_left -= contacts_to_send;
1715 	if (wacom->num_contacts_left <= 0) {
1716 		wacom->num_contacts_left = 0;
1717 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1718 	}
1719 	return 1;
1720 }
1721 
1722 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1723 {
1724 	struct input_dev *input = wacom->touch_input;
1725 	unsigned char *data = wacom->data;
1726 	int i;
1727 
1728 	for (i = 0; i < 2; i++) {
1729 		int p = data[1] & (1 << i);
1730 		bool touch = p && report_touch_events(wacom);
1731 
1732 		input_mt_slot(input, i);
1733 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1734 		if (touch) {
1735 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1736 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1737 
1738 			input_report_abs(input, ABS_MT_POSITION_X, x);
1739 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1740 		}
1741 	}
1742 	input_mt_sync_frame(input);
1743 
1744 	/* keep touch state for pen event */
1745 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1746 
1747 	return 1;
1748 }
1749 
1750 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1751 {
1752 	unsigned char *data = wacom->data;
1753 	struct input_dev *input = wacom->touch_input;
1754 	bool prox = report_touch_events(wacom);
1755 	int x = 0, y = 0;
1756 
1757 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1758 		return 0;
1759 
1760 	if (len == WACOM_PKGLEN_TPC1FG) {
1761 		prox = prox && (data[0] & 0x01);
1762 		x = get_unaligned_le16(&data[1]);
1763 		y = get_unaligned_le16(&data[3]);
1764 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1765 		prox = prox && (data[2] & 0x01);
1766 		x = get_unaligned_le16(&data[3]);
1767 		y = get_unaligned_le16(&data[5]);
1768 	} else {
1769 		prox = prox && (data[1] & 0x01);
1770 		x = le16_to_cpup((__le16 *)&data[2]);
1771 		y = le16_to_cpup((__le16 *)&data[4]);
1772 	}
1773 
1774 	if (prox) {
1775 		input_report_abs(input, ABS_X, x);
1776 		input_report_abs(input, ABS_Y, y);
1777 	}
1778 	input_report_key(input, BTN_TOUCH, prox);
1779 
1780 	/* keep touch state for pen events */
1781 	wacom->shared->touch_down = prox;
1782 
1783 	return 1;
1784 }
1785 
1786 static int wacom_tpc_pen(struct wacom_wac *wacom)
1787 {
1788 	unsigned char *data = wacom->data;
1789 	struct input_dev *input = wacom->pen_input;
1790 	bool prox = data[1] & 0x20;
1791 
1792 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1793 		/* Going into proximity select tool */
1794 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1795 
1796 	/* keep pen state for touch events */
1797 	wacom->shared->stylus_in_proximity = prox;
1798 
1799 	/* send pen events only when touch is up or forced out
1800 	 * or touch arbitration is off
1801 	 */
1802 	if (!delay_pen_events(wacom)) {
1803 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1804 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1805 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1806 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1807 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1808 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1809 		input_report_key(input, wacom->tool[0], prox);
1810 		return 1;
1811 	}
1812 
1813 	return 0;
1814 }
1815 
1816 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1817 {
1818 	unsigned char *data = wacom->data;
1819 
1820 	if (wacom->pen_input) {
1821 		dev_dbg(wacom->pen_input->dev.parent,
1822 			"%s: received report #%d\n", __func__, data[0]);
1823 
1824 		if (len == WACOM_PKGLEN_PENABLED ||
1825 		    data[0] == WACOM_REPORT_PENABLED)
1826 			return wacom_tpc_pen(wacom);
1827 	}
1828 	else if (wacom->touch_input) {
1829 		dev_dbg(wacom->touch_input->dev.parent,
1830 			"%s: received report #%d\n", __func__, data[0]);
1831 
1832 		switch (len) {
1833 		case WACOM_PKGLEN_TPC1FG:
1834 			return wacom_tpc_single_touch(wacom, len);
1835 
1836 		case WACOM_PKGLEN_TPC2FG:
1837 			return wacom_tpc_mt_touch(wacom);
1838 
1839 		default:
1840 			switch (data[0]) {
1841 			case WACOM_REPORT_TPC1FG:
1842 			case WACOM_REPORT_TPCHID:
1843 			case WACOM_REPORT_TPCST:
1844 			case WACOM_REPORT_TPC1FGE:
1845 				return wacom_tpc_single_touch(wacom, len);
1846 
1847 			case WACOM_REPORT_TPCMT:
1848 			case WACOM_REPORT_TPCMT2:
1849 				return wacom_mt_touch(wacom);
1850 
1851 			}
1852 		}
1853 	}
1854 
1855 	return 0;
1856 }
1857 
1858 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1859 				 int value, int num, int denom)
1860 {
1861 	struct input_absinfo *abs = &input->absinfo[usage->code];
1862 	int range = (abs->maximum - abs->minimum + 1);
1863 
1864 	value += num*range/denom;
1865 	if (value > abs->maximum)
1866 		value -= range;
1867 	else if (value < abs->minimum)
1868 		value += range;
1869 	return value;
1870 }
1871 
1872 int wacom_equivalent_usage(int usage)
1873 {
1874 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1875 		int subpage = (usage & 0xFF00) << 8;
1876 		int subusage = (usage & 0xFF);
1877 
1878 		if (subpage == WACOM_HID_SP_PAD ||
1879 		    subpage == WACOM_HID_SP_BUTTON ||
1880 		    subpage == WACOM_HID_SP_DIGITIZER ||
1881 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1882 		    usage == WACOM_HID_WD_SENSE ||
1883 		    usage == WACOM_HID_WD_SERIALHI ||
1884 		    usage == WACOM_HID_WD_TOOLTYPE ||
1885 		    usage == WACOM_HID_WD_DISTANCE ||
1886 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1887 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1888 		    usage == WACOM_HID_WD_TOUCHRING ||
1889 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1890 		    usage == WACOM_HID_WD_REPORT_VALID ||
1891 		    usage == WACOM_HID_WD_BARRELSWITCH3 ||
1892 		    usage == WACOM_HID_WD_SEQUENCENUMBER) {
1893 			return usage;
1894 		}
1895 
1896 		if (subpage == HID_UP_UNDEFINED)
1897 			subpage = HID_UP_DIGITIZER;
1898 
1899 		return subpage | subusage;
1900 	}
1901 
1902 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1903 		int subpage = (usage & 0xFF00) << 8;
1904 		int subusage = (usage & 0xFF);
1905 
1906 		if (usage == WACOM_HID_WT_REPORT_VALID)
1907 			return usage;
1908 
1909 		if (subpage == HID_UP_UNDEFINED)
1910 			subpage = WACOM_HID_SP_DIGITIZER;
1911 
1912 		return subpage | subusage;
1913 	}
1914 
1915 	return usage;
1916 }
1917 
1918 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1919 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1920 {
1921 	struct wacom *wacom = input_get_drvdata(input);
1922 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1923 	struct wacom_features *features = &wacom_wac->features;
1924 	int fmin = field->logical_minimum;
1925 	int fmax = field->logical_maximum;
1926 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1927 	int resolution_code = code;
1928 	int resolution = hidinput_calc_abs_res(field, resolution_code);
1929 
1930 	if (equivalent_usage == HID_DG_TWIST) {
1931 		resolution_code = ABS_RZ;
1932 	}
1933 
1934 	if (equivalent_usage == HID_GD_X) {
1935 		fmin += features->offset_left;
1936 		fmax -= features->offset_right;
1937 	}
1938 	if (equivalent_usage == HID_GD_Y) {
1939 		fmin += features->offset_top;
1940 		fmax -= features->offset_bottom;
1941 	}
1942 
1943 	usage->type = type;
1944 	usage->code = code;
1945 
1946 	switch (type) {
1947 	case EV_ABS:
1948 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1949 
1950 		/* older tablet may miss physical usage */
1951 		if ((code == ABS_X || code == ABS_Y) && !resolution) {
1952 			resolution = WACOM_INTUOS_RES;
1953 			hid_warn(input,
1954 				 "Wacom usage (%d) missing resolution \n",
1955 				 code);
1956 		}
1957 		input_abs_set_res(input, code, resolution);
1958 		break;
1959 	case EV_KEY:
1960 	case EV_MSC:
1961 	case EV_SW:
1962 		input_set_capability(input, type, code);
1963 		break;
1964 	}
1965 }
1966 
1967 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1968 		struct hid_field *field, struct hid_usage *usage)
1969 {
1970 	return;
1971 }
1972 
1973 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1974 		struct hid_usage *usage, __s32 value)
1975 {
1976 	struct wacom *wacom = hid_get_drvdata(hdev);
1977 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1978 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1979 
1980 	switch (equivalent_usage) {
1981 	case HID_DG_BATTERYSTRENGTH:
1982 		if (value == 0) {
1983 			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1984 		}
1985 		else {
1986 			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1987 			wacom_wac->hid_data.battery_capacity = value;
1988 			wacom_wac->hid_data.bat_connected = 1;
1989 			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1990 		}
1991 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1992 		break;
1993 	case WACOM_HID_WD_BATTERY_LEVEL:
1994 		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1995 		wacom_wac->hid_data.battery_capacity = value;
1996 		wacom_wac->hid_data.bat_connected = 1;
1997 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1998 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1999 		break;
2000 	case WACOM_HID_WD_BATTERY_CHARGING:
2001 		wacom_wac->hid_data.bat_charging = value;
2002 		wacom_wac->hid_data.ps_connected = value;
2003 		wacom_wac->hid_data.bat_connected = 1;
2004 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
2005 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
2006 		break;
2007 	}
2008 }
2009 
2010 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
2011 		struct hid_report *report)
2012 {
2013 	return;
2014 }
2015 
2016 static void wacom_wac_battery_report(struct hid_device *hdev,
2017 		struct hid_report *report)
2018 {
2019 	struct wacom *wacom = hid_get_drvdata(hdev);
2020 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2021 
2022 	int status = wacom_wac->hid_data.bat_status;
2023 	int capacity = wacom_wac->hid_data.battery_capacity;
2024 	bool charging = wacom_wac->hid_data.bat_charging;
2025 	bool connected = wacom_wac->hid_data.bat_connected;
2026 	bool powered = wacom_wac->hid_data.ps_connected;
2027 
2028 	wacom_notify_battery(wacom_wac, status, capacity, charging,
2029 			     connected, powered);
2030 }
2031 
2032 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
2033 		struct hid_field *field, struct hid_usage *usage)
2034 {
2035 	struct wacom *wacom = hid_get_drvdata(hdev);
2036 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2037 	struct wacom_features *features = &wacom_wac->features;
2038 	struct input_dev *input = wacom_wac->pad_input;
2039 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2040 
2041 	switch (equivalent_usage) {
2042 	case WACOM_HID_WD_ACCELEROMETER_X:
2043 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2044 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2045 		features->device_type |= WACOM_DEVICETYPE_PAD;
2046 		break;
2047 	case WACOM_HID_WD_ACCELEROMETER_Y:
2048 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2049 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2050 		features->device_type |= WACOM_DEVICETYPE_PAD;
2051 		break;
2052 	case WACOM_HID_WD_ACCELEROMETER_Z:
2053 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2054 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2055 		features->device_type |= WACOM_DEVICETYPE_PAD;
2056 		break;
2057 	case WACOM_HID_WD_BUTTONCENTER:
2058 	case WACOM_HID_WD_BUTTONHOME:
2059 	case WACOM_HID_WD_BUTTONUP:
2060 	case WACOM_HID_WD_BUTTONDOWN:
2061 	case WACOM_HID_WD_BUTTONLEFT:
2062 	case WACOM_HID_WD_BUTTONRIGHT:
2063 		wacom_map_usage(input, usage, field, EV_KEY,
2064 				wacom_numbered_button_to_key(features->numbered_buttons),
2065 				0);
2066 		features->numbered_buttons++;
2067 		features->device_type |= WACOM_DEVICETYPE_PAD;
2068 		break;
2069 	case WACOM_HID_WD_MUTE_DEVICE:
2070 		/* softkey touch switch */
2071 		wacom_wac->is_soft_touch_switch = true;
2072 		fallthrough;
2073 	case WACOM_HID_WD_TOUCHONOFF:
2074 		/*
2075 		 * These two usages, which are used to mute touch events, come
2076 		 * from the pad packet, but are reported on the touch
2077 		 * interface. Because the touch interface may not have
2078 		 * been created yet, we cannot call wacom_map_usage(). In
2079 		 * order to process the usages when we receive them, we set
2080 		 * the usage type and code directly.
2081 		 */
2082 		wacom_wac->has_mute_touch_switch = true;
2083 		usage->type = EV_SW;
2084 		usage->code = SW_MUTE_DEVICE;
2085 		break;
2086 	case WACOM_HID_WD_TOUCHSTRIP:
2087 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2088 		features->device_type |= WACOM_DEVICETYPE_PAD;
2089 		break;
2090 	case WACOM_HID_WD_TOUCHSTRIP2:
2091 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2092 		features->device_type |= WACOM_DEVICETYPE_PAD;
2093 		break;
2094 	case WACOM_HID_WD_TOUCHRING:
2095 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2096 		features->device_type |= WACOM_DEVICETYPE_PAD;
2097 		break;
2098 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2099 		/*
2100 		 * Only set up type/code association. Completely mapping
2101 		 * this usage may overwrite the axis resolution and range.
2102 		 */
2103 		usage->type = EV_ABS;
2104 		usage->code = ABS_WHEEL;
2105 		set_bit(EV_ABS, input->evbit);
2106 		features->device_type |= WACOM_DEVICETYPE_PAD;
2107 		break;
2108 	case WACOM_HID_WD_BUTTONCONFIG:
2109 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2110 		features->device_type |= WACOM_DEVICETYPE_PAD;
2111 		break;
2112 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2113 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2114 		features->device_type |= WACOM_DEVICETYPE_PAD;
2115 		break;
2116 	case WACOM_HID_WD_CONTROLPANEL:
2117 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2118 		features->device_type |= WACOM_DEVICETYPE_PAD;
2119 		break;
2120 	case WACOM_HID_WD_MODE_CHANGE:
2121 		/* do not overwrite previous data */
2122 		if (!wacom_wac->has_mode_change) {
2123 			wacom_wac->has_mode_change = true;
2124 			wacom_wac->is_direct_mode = true;
2125 		}
2126 		features->device_type |= WACOM_DEVICETYPE_PAD;
2127 		break;
2128 	}
2129 
2130 	switch (equivalent_usage & 0xfffffff0) {
2131 	case WACOM_HID_WD_EXPRESSKEY00:
2132 		wacom_map_usage(input, usage, field, EV_KEY,
2133 				wacom_numbered_button_to_key(features->numbered_buttons),
2134 				0);
2135 		features->numbered_buttons++;
2136 		features->device_type |= WACOM_DEVICETYPE_PAD;
2137 		break;
2138 	}
2139 }
2140 
2141 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2142 		struct hid_usage *usage, __s32 value)
2143 {
2144 	struct wacom *wacom = hid_get_drvdata(hdev);
2145 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2146 	struct input_dev *input = wacom_wac->pad_input;
2147 	struct wacom_features *features = &wacom_wac->features;
2148 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2149 	int i;
2150 	bool do_report = false;
2151 
2152 	/*
2153 	 * Avoid reporting this event and setting inrange_state if this usage
2154 	 * hasn't been mapped.
2155 	 */
2156 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2157 		return;
2158 
2159 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2160 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
2161 			wacom_wac->hid_data.inrange_state |= value;
2162 	}
2163 
2164 	/* Process touch switch state first since it is reported through touch interface,
2165 	 * which is indepentent of pad interface. In the case when there are no other pad
2166 	 * events, the pad interface will not even be created.
2167 	 */
2168 	if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2169 	   (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2170 		if (wacom_wac->shared->touch_input) {
2171 			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2172 
2173 			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2174 				*is_touch_on = !(*is_touch_on);
2175 			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2176 				*is_touch_on = value;
2177 
2178 			input_report_switch(wacom_wac->shared->touch_input,
2179 					    SW_MUTE_DEVICE, !(*is_touch_on));
2180 			input_sync(wacom_wac->shared->touch_input);
2181 		}
2182 		return;
2183 	}
2184 
2185 	if (!input)
2186 		return;
2187 
2188 	switch (equivalent_usage) {
2189 	case WACOM_HID_WD_TOUCHRING:
2190 		/*
2191 		 * Userspace expects touchrings to increase in value with
2192 		 * clockwise gestures and have their zero point at the
2193 		 * tablet's left. HID events "should" be clockwise-
2194 		 * increasing and zero at top, though the MobileStudio
2195 		 * Pro and 2nd-gen Intuos Pro don't do this...
2196 		 */
2197 		if (hdev->vendor == 0x56a &&
2198 		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2199 		     hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2200 		     hdev->product == 0x392 ||				  /* Intuos Pro 2 */
2201 		     hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2202 		     hdev->product == 0x3AA)) {				  /* MobileStudio Pro */
2203 			value = (field->logical_maximum - value);
2204 
2205 			if (hdev->product == 0x357 || hdev->product == 0x358 ||
2206 			    hdev->product == 0x392)
2207 				value = wacom_offset_rotation(input, usage, value, 3, 16);
2208 			else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2209 				 hdev->product == 0x398 || hdev->product == 0x399 ||
2210 				 hdev->product == 0x3AA)
2211 				value = wacom_offset_rotation(input, usage, value, 1, 2);
2212 		}
2213 		else {
2214 			value = wacom_offset_rotation(input, usage, value, 1, 4);
2215 		}
2216 		do_report = true;
2217 		break;
2218 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2219 		if (!value)
2220 			input_event(input, usage->type, usage->code, 0);
2221 		break;
2222 
2223 	case WACOM_HID_WD_MODE_CHANGE:
2224 		if (wacom_wac->is_direct_mode != value) {
2225 			wacom_wac->is_direct_mode = value;
2226 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2227 		}
2228 		break;
2229 
2230 	case WACOM_HID_WD_BUTTONCENTER:
2231 		for (i = 0; i < wacom->led.count; i++)
2232 			wacom_update_led(wacom, features->numbered_buttons,
2233 					 value, i);
2234 		fallthrough;
2235 	default:
2236 		do_report = true;
2237 		break;
2238 	}
2239 
2240 	if (do_report) {
2241 		input_event(input, usage->type, usage->code, value);
2242 		if (value)
2243 			wacom_wac->hid_data.pad_input_event_flag = true;
2244 	}
2245 }
2246 
2247 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2248 		struct hid_report *report)
2249 {
2250 	struct wacom *wacom = hid_get_drvdata(hdev);
2251 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2252 
2253 	wacom_wac->hid_data.inrange_state = 0;
2254 }
2255 
2256 static void wacom_wac_pad_report(struct hid_device *hdev,
2257 		struct hid_report *report, struct hid_field *field)
2258 {
2259 	struct wacom *wacom = hid_get_drvdata(hdev);
2260 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2261 	struct input_dev *input = wacom_wac->pad_input;
2262 	bool active = wacom_wac->hid_data.inrange_state != 0;
2263 
2264 	/* report prox for expresskey events */
2265 	if (wacom_wac->hid_data.pad_input_event_flag) {
2266 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2267 		input_sync(input);
2268 		if (!active)
2269 			wacom_wac->hid_data.pad_input_event_flag = false;
2270 	}
2271 }
2272 
2273 static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2274 {
2275 	struct input_dev *input = wacom_wac->pen_input;
2276 	struct wacom_features *features = &wacom_wac->features;
2277 
2278 	if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2279 	    wacom_wac->hid_data.barrelswitch &&
2280 	    wacom_wac->hid_data.barrelswitch2 &&
2281 	    wacom_wac->hid_data.serialhi &&
2282 	    !wacom_wac->hid_data.barrelswitch3) {
2283 		input_set_capability(input, EV_KEY, BTN_STYLUS3);
2284 		features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2285 	}
2286 }
2287 
2288 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2289 		struct hid_field *field, struct hid_usage *usage)
2290 {
2291 	struct wacom *wacom = hid_get_drvdata(hdev);
2292 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2293 	struct wacom_features *features = &wacom_wac->features;
2294 	struct input_dev *input = wacom_wac->pen_input;
2295 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2296 
2297 	switch (equivalent_usage) {
2298 	case HID_GD_X:
2299 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2300 		break;
2301 	case HID_GD_Y:
2302 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2303 		break;
2304 	case WACOM_HID_WD_DISTANCE:
2305 	case HID_GD_Z:
2306 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2307 		break;
2308 	case HID_DG_TIPPRESSURE:
2309 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2310 		break;
2311 	case HID_DG_INRANGE:
2312 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2313 		break;
2314 	case HID_DG_INVERT:
2315 		wacom_map_usage(input, usage, field, EV_KEY,
2316 				BTN_TOOL_RUBBER, 0);
2317 		break;
2318 	case HID_DG_TILT_X:
2319 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2320 		break;
2321 	case HID_DG_TILT_Y:
2322 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2323 		break;
2324 	case HID_DG_TWIST:
2325 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2326 		break;
2327 	case HID_DG_ERASER:
2328 		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2329 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2330 		break;
2331 	case HID_DG_TIPSWITCH:
2332 		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2333 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2334 		break;
2335 	case HID_DG_BARRELSWITCH:
2336 		wacom_wac->hid_data.barrelswitch = true;
2337 		wacom_set_barrel_switch3_usage(wacom_wac);
2338 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2339 		break;
2340 	case HID_DG_BARRELSWITCH2:
2341 		wacom_wac->hid_data.barrelswitch2 = true;
2342 		wacom_set_barrel_switch3_usage(wacom_wac);
2343 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2344 		break;
2345 	case HID_DG_TOOLSERIALNUMBER:
2346 		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2347 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2348 		break;
2349 	case HID_DG_SCANTIME:
2350 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2351 		break;
2352 	case WACOM_HID_WD_SENSE:
2353 		features->quirks |= WACOM_QUIRK_SENSE;
2354 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2355 		break;
2356 	case WACOM_HID_WD_SERIALHI:
2357 		wacom_wac->hid_data.serialhi = true;
2358 		wacom_set_barrel_switch3_usage(wacom_wac);
2359 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2360 		break;
2361 	case WACOM_HID_WD_FINGERWHEEL:
2362 		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2363 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2364 		break;
2365 	case WACOM_HID_WD_BARRELSWITCH3:
2366 		wacom_wac->hid_data.barrelswitch3 = true;
2367 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2368 		features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2369 		break;
2370 	}
2371 }
2372 
2373 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2374 		struct hid_usage *usage, __s32 value)
2375 {
2376 	struct wacom *wacom = hid_get_drvdata(hdev);
2377 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2378 	struct wacom_features *features = &wacom_wac->features;
2379 	struct input_dev *input = wacom_wac->pen_input;
2380 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2381 
2382 	if (wacom_wac->is_invalid_bt_frame)
2383 		return;
2384 
2385 	switch (equivalent_usage) {
2386 	case HID_GD_Z:
2387 		/*
2388 		 * HID_GD_Z "should increase as the control's position is
2389 		 * moved from high to low", while ABS_DISTANCE instead
2390 		 * increases in value as the tool moves from low to high.
2391 		 */
2392 		value = field->logical_maximum - value;
2393 		break;
2394 	case HID_DG_INRANGE:
2395 		mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2396 		wacom_wac->hid_data.inrange_state = value;
2397 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2398 			wacom_wac->hid_data.sense_state = value;
2399 		return;
2400 	case HID_DG_INVERT:
2401 		wacom_wac->hid_data.invert_state = value;
2402 		return;
2403 	case HID_DG_ERASER:
2404 	case HID_DG_TIPSWITCH:
2405 		wacom_wac->hid_data.tipswitch |= value;
2406 		return;
2407 	case HID_DG_BARRELSWITCH:
2408 		wacom_wac->hid_data.barrelswitch = value;
2409 		return;
2410 	case HID_DG_BARRELSWITCH2:
2411 		wacom_wac->hid_data.barrelswitch2 = value;
2412 		return;
2413 	case HID_DG_TOOLSERIALNUMBER:
2414 		if (value) {
2415 			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2416 			wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2417 		}
2418 		return;
2419 	case HID_DG_TWIST:
2420 		/* don't modify the value if the pen doesn't support the feature */
2421 		if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2422 
2423 		/*
2424 		 * Userspace expects pen twist to have its zero point when
2425 		 * the buttons/finger is on the tablet's left. HID values
2426 		 * are zero when buttons are toward the top.
2427 		 */
2428 		value = wacom_offset_rotation(input, usage, value, 1, 4);
2429 		break;
2430 	case WACOM_HID_WD_SENSE:
2431 		wacom_wac->hid_data.sense_state = value;
2432 		return;
2433 	case WACOM_HID_WD_SERIALHI:
2434 		if (value) {
2435 			__u32 raw_value = wacom_s32tou(value, field->report_size);
2436 
2437 			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2438 			wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2439 			/*
2440 			 * Non-USI EMR devices may contain additional tool type
2441 			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2442 			 * more details.
2443 			 */
2444 			if (value >> 20 == 1) {
2445 				wacom_wac->id[0] |= raw_value & 0xFFFFF;
2446 			}
2447 		}
2448 		return;
2449 	case WACOM_HID_WD_TOOLTYPE:
2450 		/*
2451 		 * Some devices (MobileStudio Pro, and possibly later
2452 		 * devices as well) do not return the complete tool
2453 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2454 		 * bitwise OR so the complete value can be built
2455 		 * up over time :(
2456 		 */
2457 		wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2458 		return;
2459 	case WACOM_HID_WD_OFFSETLEFT:
2460 		if (features->offset_left && value != features->offset_left)
2461 			hid_warn(hdev, "%s: overriding existing left offset "
2462 				 "%d -> %d\n", __func__, value,
2463 				 features->offset_left);
2464 		features->offset_left = value;
2465 		return;
2466 	case WACOM_HID_WD_OFFSETRIGHT:
2467 		if (features->offset_right && value != features->offset_right)
2468 			hid_warn(hdev, "%s: overriding existing right offset "
2469 				 "%d -> %d\n", __func__, value,
2470 				 features->offset_right);
2471 		features->offset_right = value;
2472 		return;
2473 	case WACOM_HID_WD_OFFSETTOP:
2474 		if (features->offset_top && value != features->offset_top)
2475 			hid_warn(hdev, "%s: overriding existing top offset "
2476 				 "%d -> %d\n", __func__, value,
2477 				 features->offset_top);
2478 		features->offset_top = value;
2479 		return;
2480 	case WACOM_HID_WD_OFFSETBOTTOM:
2481 		if (features->offset_bottom && value != features->offset_bottom)
2482 			hid_warn(hdev, "%s: overriding existing bottom offset "
2483 				 "%d -> %d\n", __func__, value,
2484 				 features->offset_bottom);
2485 		features->offset_bottom = value;
2486 		return;
2487 	case WACOM_HID_WD_REPORT_VALID:
2488 		wacom_wac->is_invalid_bt_frame = !value;
2489 		return;
2490 	case WACOM_HID_WD_BARRELSWITCH3:
2491 		wacom_wac->hid_data.barrelswitch3 = value;
2492 		return;
2493 	case WACOM_HID_WD_SEQUENCENUMBER:
2494 		if (wacom_wac->hid_data.sequence_number != value)
2495 			hid_warn(hdev, "Dropped %hu packets", (unsigned short)(value - wacom_wac->hid_data.sequence_number));
2496 		wacom_wac->hid_data.sequence_number = value + 1;
2497 		return;
2498 	}
2499 
2500 	/* send pen events only when touch is up or forced out
2501 	 * or touch arbitration is off
2502 	 */
2503 	if (!usage->type || delay_pen_events(wacom_wac))
2504 		return;
2505 
2506 	/* send pen events only when the pen is in range */
2507 	if (wacom_wac->hid_data.inrange_state)
2508 		input_event(input, usage->type, usage->code, value);
2509 	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2510 		input_event(input, usage->type, usage->code, 0);
2511 }
2512 
2513 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2514 		struct hid_report *report)
2515 {
2516 	struct wacom *wacom = hid_get_drvdata(hdev);
2517 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2518 
2519 	wacom_wac->is_invalid_bt_frame = false;
2520 	return;
2521 }
2522 
2523 static void wacom_wac_pen_report(struct hid_device *hdev,
2524 		struct hid_report *report)
2525 {
2526 	struct wacom *wacom = hid_get_drvdata(hdev);
2527 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2528 	struct input_dev *input = wacom_wac->pen_input;
2529 	bool range = wacom_wac->hid_data.inrange_state;
2530 	bool sense = wacom_wac->hid_data.sense_state;
2531 
2532 	if (wacom_wac->is_invalid_bt_frame)
2533 		return;
2534 
2535 	if (!wacom_wac->tool[0] && range) { /* first in range */
2536 		/* Going into range select tool */
2537 		if (wacom_wac->hid_data.invert_state)
2538 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2539 		else if (wacom_wac->id[0])
2540 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2541 		else
2542 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2543 	}
2544 
2545 	/* keep pen state for touch events */
2546 	wacom_wac->shared->stylus_in_proximity = sense;
2547 
2548 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2549 		int id = wacom_wac->id[0];
2550 		if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2551 			int sw_state = wacom_wac->hid_data.barrelswitch |
2552 				       (wacom_wac->hid_data.barrelswitch2 << 1);
2553 			wacom_wac->hid_data.barrelswitch = sw_state == 1;
2554 			wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2555 			wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2556 		}
2557 		input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2558 		input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2559 		input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2560 
2561 		/*
2562 		 * Non-USI EMR tools should have their IDs mangled to
2563 		 * match the legacy behavior of wacom_intuos_general
2564 		 */
2565 		if (wacom_wac->serial[0] >> 52 == 1)
2566 			id = wacom_intuos_id_mangle(id);
2567 
2568 		/*
2569 		 * To ensure compatibility with xf86-input-wacom, we should
2570 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2571 		 * MSC_SERIAL events.
2572 		 */
2573 		input_report_key(input, BTN_TOUCH,
2574 				wacom_wac->hid_data.tipswitch);
2575 		input_report_key(input, wacom_wac->tool[0], sense);
2576 		if (wacom_wac->serial[0]) {
2577 			/*
2578 			 * xf86-input-wacom does not accept a serial number
2579 			 * of '0'. Report the low 32 bits if possible, but
2580 			 * if they are zero, report the upper ones instead.
2581 			 */
2582 			__u32 serial_lo = wacom_wac->serial[0] & 0xFFFFFFFFu;
2583 			__u32 serial_hi = wacom_wac->serial[0] >> 32;
2584 			input_event(input, EV_MSC, MSC_SERIAL, (int)(serial_lo ? serial_lo : serial_hi));
2585 			input_report_abs(input, ABS_MISC, sense ? id : 0);
2586 		}
2587 
2588 		wacom_wac->hid_data.tipswitch = false;
2589 
2590 		input_sync(input);
2591 	}
2592 
2593 	if (!sense) {
2594 		wacom_wac->tool[0] = 0;
2595 		wacom_wac->id[0] = 0;
2596 		wacom_wac->serial[0] = 0;
2597 	}
2598 }
2599 
2600 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2601 		struct hid_field *field, struct hid_usage *usage)
2602 {
2603 	struct wacom *wacom = hid_get_drvdata(hdev);
2604 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2605 	struct input_dev *input = wacom_wac->touch_input;
2606 	unsigned touch_max = wacom_wac->features.touch_max;
2607 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2608 
2609 	switch (equivalent_usage) {
2610 	case HID_GD_X:
2611 		if (touch_max == 1)
2612 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2613 		else
2614 			wacom_map_usage(input, usage, field, EV_ABS,
2615 					ABS_MT_POSITION_X, 4);
2616 		break;
2617 	case HID_GD_Y:
2618 		if (touch_max == 1)
2619 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2620 		else
2621 			wacom_map_usage(input, usage, field, EV_ABS,
2622 					ABS_MT_POSITION_Y, 4);
2623 		break;
2624 	case HID_DG_WIDTH:
2625 	case HID_DG_HEIGHT:
2626 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2627 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2628 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2629 		break;
2630 	case HID_DG_TIPSWITCH:
2631 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2632 		break;
2633 	case HID_DG_CONTACTCOUNT:
2634 		wacom_wac->hid_data.cc_report = field->report->id;
2635 		wacom_wac->hid_data.cc_index = field->index;
2636 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2637 		break;
2638 	case HID_DG_CONTACTID:
2639 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2640 			/*
2641 			 * The HID descriptor for G11 sensors leaves logical
2642 			 * maximum set to '1' despite it being a multitouch
2643 			 * device. Override to a sensible number.
2644 			 */
2645 			field->logical_maximum = 255;
2646 		}
2647 		break;
2648 	case HID_DG_SCANTIME:
2649 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2650 		break;
2651 	}
2652 }
2653 
2654 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2655 		struct input_dev *input)
2656 {
2657 	struct hid_data *hid_data = &wacom_wac->hid_data;
2658 	bool mt = wacom_wac->features.touch_max > 1;
2659 	bool touch_down = hid_data->tipswitch && hid_data->confidence;
2660 	bool prox = touch_down && report_touch_events(wacom_wac);
2661 
2662 	if (touch_is_muted(wacom_wac)) {
2663 		if (!wacom_wac->shared->touch_down)
2664 			return;
2665 		prox = false;
2666 	}
2667 
2668 	wacom_wac->hid_data.num_received++;
2669 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2670 		return;
2671 
2672 	if (mt) {
2673 		int slot;
2674 
2675 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2676 		if (slot < 0) {
2677 			return;
2678 		} else {
2679 			struct input_mt_slot *ps = &input->mt->slots[slot];
2680 			int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2681 
2682 			if (!prox && mt_id < 0) {
2683 				// No data to send for this slot; short-circuit
2684 				return;
2685 			}
2686 		}
2687 
2688 		input_mt_slot(input, slot);
2689 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2690 	}
2691 	else {
2692 		input_report_key(input, BTN_TOUCH, prox);
2693 	}
2694 
2695 	if (prox) {
2696 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2697 				 hid_data->x);
2698 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2699 				 hid_data->y);
2700 
2701 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2702 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2703 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2704 			if (hid_data->width != hid_data->height)
2705 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2706 		}
2707 	}
2708 }
2709 
2710 static void wacom_wac_finger_event(struct hid_device *hdev,
2711 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2712 {
2713 	struct wacom *wacom = hid_get_drvdata(hdev);
2714 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2715 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2716 	struct wacom_features *features = &wacom->wacom_wac.features;
2717 
2718 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2719 		return;
2720 
2721 	if (wacom_wac->is_invalid_bt_frame)
2722 		return;
2723 
2724 	switch (equivalent_usage) {
2725 	case HID_DG_CONFIDENCE:
2726 		wacom_wac->hid_data.confidence = value;
2727 		break;
2728 	case HID_GD_X:
2729 		wacom_wac->hid_data.x = value;
2730 		break;
2731 	case HID_GD_Y:
2732 		wacom_wac->hid_data.y = value;
2733 		break;
2734 	case HID_DG_WIDTH:
2735 		wacom_wac->hid_data.width = value;
2736 		break;
2737 	case HID_DG_HEIGHT:
2738 		wacom_wac->hid_data.height = value;
2739 		break;
2740 	case HID_DG_CONTACTID:
2741 		wacom_wac->hid_data.id = value;
2742 		break;
2743 	case HID_DG_TIPSWITCH:
2744 		wacom_wac->hid_data.tipswitch = value;
2745 		break;
2746 	case WACOM_HID_WT_REPORT_VALID:
2747 		wacom_wac->is_invalid_bt_frame = !value;
2748 		return;
2749 	case HID_DG_CONTACTMAX:
2750 		if (!features->touch_max) {
2751 			features->touch_max = value;
2752 		} else {
2753 			hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2754 				 "%d -> %d\n", __func__, features->touch_max, value);
2755 		}
2756 		return;
2757 	}
2758 
2759 	if (usage->usage_index + 1 == field->report_count) {
2760 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2761 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2762 	}
2763 }
2764 
2765 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2766 		struct hid_report *report)
2767 {
2768 	struct wacom *wacom = hid_get_drvdata(hdev);
2769 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2770 	struct hid_data* hid_data = &wacom_wac->hid_data;
2771 	int i;
2772 
2773 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2774 		return;
2775 
2776 	wacom_wac->is_invalid_bt_frame = false;
2777 
2778 	hid_data->confidence = true;
2779 
2780 	hid_data->cc_report = 0;
2781 	hid_data->cc_index = -1;
2782 	hid_data->cc_value_index = -1;
2783 
2784 	for (i = 0; i < report->maxfield; i++) {
2785 		struct hid_field *field = report->field[i];
2786 		int j;
2787 
2788 		for (j = 0; j < field->maxusage; j++) {
2789 			struct hid_usage *usage = &field->usage[j];
2790 			unsigned int equivalent_usage =
2791 				wacom_equivalent_usage(usage->hid);
2792 
2793 			switch (equivalent_usage) {
2794 			case HID_GD_X:
2795 			case HID_GD_Y:
2796 			case HID_DG_WIDTH:
2797 			case HID_DG_HEIGHT:
2798 			case HID_DG_CONTACTID:
2799 			case HID_DG_INRANGE:
2800 			case HID_DG_INVERT:
2801 			case HID_DG_TIPSWITCH:
2802 				hid_data->last_slot_field = equivalent_usage;
2803 				break;
2804 			case HID_DG_CONTACTCOUNT:
2805 				hid_data->cc_report = report->id;
2806 				hid_data->cc_index = i;
2807 				hid_data->cc_value_index = j;
2808 				break;
2809 			}
2810 		}
2811 	}
2812 
2813 	if (hid_data->cc_report != 0 &&
2814 	    hid_data->cc_index >= 0) {
2815 		struct hid_field *field = report->field[hid_data->cc_index];
2816 		int value = field->value[hid_data->cc_value_index];
2817 		if (value) {
2818 			hid_data->num_expected = value;
2819 			hid_data->num_received = 0;
2820 		}
2821 	}
2822 	else {
2823 		hid_data->num_expected = wacom_wac->features.touch_max;
2824 		hid_data->num_received = 0;
2825 	}
2826 }
2827 
2828 static void wacom_wac_finger_report(struct hid_device *hdev,
2829 		struct hid_report *report)
2830 {
2831 	struct wacom *wacom = hid_get_drvdata(hdev);
2832 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2833 	struct input_dev *input = wacom_wac->touch_input;
2834 	unsigned touch_max = wacom_wac->features.touch_max;
2835 
2836 	/* if there was nothing to process, don't send an empty sync */
2837 	if (wacom_wac->hid_data.num_expected == 0)
2838 		return;
2839 
2840 	/* If more packets of data are expected, give us a chance to
2841 	 * process them rather than immediately syncing a partial
2842 	 * update.
2843 	 */
2844 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2845 		return;
2846 
2847 	if (touch_max > 1)
2848 		input_mt_sync_frame(input);
2849 
2850 	input_sync(input);
2851 	wacom_wac->hid_data.num_received = 0;
2852 	wacom_wac->hid_data.num_expected = 0;
2853 
2854 	/* keep touch state for pen event */
2855 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2856 }
2857 
2858 void wacom_wac_usage_mapping(struct hid_device *hdev,
2859 		struct hid_field *field, struct hid_usage *usage)
2860 {
2861 	struct wacom *wacom = hid_get_drvdata(hdev);
2862 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2863 	struct wacom_features *features = &wacom_wac->features;
2864 
2865 	if (WACOM_DIRECT_DEVICE(field))
2866 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2867 
2868 	/* usage tests must precede field tests */
2869 	if (WACOM_BATTERY_USAGE(usage))
2870 		wacom_wac_battery_usage_mapping(hdev, field, usage);
2871 	else if (WACOM_PAD_FIELD(field))
2872 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2873 	else if (WACOM_PEN_FIELD(field))
2874 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2875 	else if (WACOM_FINGER_FIELD(field))
2876 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2877 }
2878 
2879 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2880 		struct hid_usage *usage, __s32 value)
2881 {
2882 	struct wacom *wacom = hid_get_drvdata(hdev);
2883 
2884 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2885 		return;
2886 
2887 	if (value > field->logical_maximum || value < field->logical_minimum)
2888 		return;
2889 
2890 	/* usage tests must precede field tests */
2891 	if (WACOM_BATTERY_USAGE(usage))
2892 		wacom_wac_battery_event(hdev, field, usage, value);
2893 	else if (WACOM_PAD_FIELD(field))
2894 		wacom_wac_pad_event(hdev, field, usage, value);
2895 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2896 		wacom_wac_pen_event(hdev, field, usage, value);
2897 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2898 		wacom_wac_finger_event(hdev, field, usage, value);
2899 }
2900 
2901 static void wacom_report_events(struct hid_device *hdev,
2902 				struct hid_report *report, int collection_index,
2903 				int field_index)
2904 {
2905 	int r;
2906 
2907 	for (r = field_index; r < report->maxfield; r++) {
2908 		struct hid_field *field;
2909 		unsigned count, n;
2910 
2911 		field = report->field[r];
2912 		count = field->report_count;
2913 
2914 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2915 			continue;
2916 
2917 		for (n = 0 ; n < count; n++) {
2918 			if (field->usage[n].collection_index == collection_index)
2919 				wacom_wac_event(hdev, field, &field->usage[n],
2920 						field->value[n]);
2921 			else
2922 				return;
2923 		}
2924 	}
2925 }
2926 
2927 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2928 			 int collection_index, struct hid_field *field,
2929 			 int field_index)
2930 {
2931 	struct wacom *wacom = hid_get_drvdata(hdev);
2932 
2933 	wacom_report_events(hdev, report, collection_index, field_index);
2934 
2935 	/*
2936 	 * Non-input reports may be sent prior to the device being
2937 	 * completely initialized. Since only their events need
2938 	 * to be processed, exit after 'wacom_report_events' has
2939 	 * been called to prevent potential crashes in the report-
2940 	 * processing functions.
2941 	 */
2942 	if (report->type != HID_INPUT_REPORT)
2943 		return -1;
2944 
2945 	if (WACOM_PAD_FIELD(field))
2946 		return 0;
2947 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2948 		wacom_wac_pen_report(hdev, report);
2949 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2950 		wacom_wac_finger_report(hdev, report);
2951 
2952 	return 0;
2953 }
2954 
2955 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2956 {
2957 	struct wacom *wacom = hid_get_drvdata(hdev);
2958 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2959 	struct hid_field *field;
2960 	bool pad_in_hid_field = false, pen_in_hid_field = false,
2961 		finger_in_hid_field = false, true_pad = false;
2962 	int r;
2963 	int prev_collection = -1;
2964 
2965 	if (wacom_wac->features.type != HID_GENERIC)
2966 		return;
2967 
2968 	for (r = 0; r < report->maxfield; r++) {
2969 		field = report->field[r];
2970 
2971 		if (WACOM_PAD_FIELD(field))
2972 			pad_in_hid_field = true;
2973 		if (WACOM_PEN_FIELD(field))
2974 			pen_in_hid_field = true;
2975 		if (WACOM_FINGER_FIELD(field))
2976 			finger_in_hid_field = true;
2977 		if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
2978 			true_pad = true;
2979 	}
2980 
2981 	wacom_wac_battery_pre_report(hdev, report);
2982 
2983 	if (pad_in_hid_field && wacom->wacom_wac.pad_input)
2984 		wacom_wac_pad_pre_report(hdev, report);
2985 	if (pen_in_hid_field && wacom->wacom_wac.pen_input)
2986 		wacom_wac_pen_pre_report(hdev, report);
2987 	if (finger_in_hid_field && wacom->wacom_wac.touch_input)
2988 		wacom_wac_finger_pre_report(hdev, report);
2989 
2990 	for (r = 0; r < report->maxfield; r++) {
2991 		field = report->field[r];
2992 
2993 		if (field->usage[0].collection_index != prev_collection) {
2994 			if (wacom_wac_collection(hdev, report,
2995 				field->usage[0].collection_index, field, r) < 0)
2996 				return;
2997 			prev_collection = field->usage[0].collection_index;
2998 		}
2999 	}
3000 
3001 	wacom_wac_battery_report(hdev, report);
3002 
3003 	if (true_pad && wacom->wacom_wac.pad_input)
3004 		wacom_wac_pad_report(hdev, report, field);
3005 }
3006 
3007 static int wacom_bpt_touch(struct wacom_wac *wacom)
3008 {
3009 	struct wacom_features *features = &wacom->features;
3010 	struct input_dev *input = wacom->touch_input;
3011 	struct input_dev *pad_input = wacom->pad_input;
3012 	unsigned char *data = wacom->data;
3013 	int i;
3014 
3015 	if (data[0] != 0x02)
3016 	    return 0;
3017 
3018 	for (i = 0; i < 2; i++) {
3019 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
3020 		bool touch = report_touch_events(wacom)
3021 			   && (data[offset + 3] & 0x80);
3022 
3023 		input_mt_slot(input, i);
3024 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3025 		if (touch) {
3026 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
3027 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
3028 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
3029 				x <<= 5;
3030 				y <<= 5;
3031 			}
3032 			input_report_abs(input, ABS_MT_POSITION_X, x);
3033 			input_report_abs(input, ABS_MT_POSITION_Y, y);
3034 		}
3035 	}
3036 
3037 	input_mt_sync_frame(input);
3038 
3039 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3040 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3041 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3042 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3043 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3044 
3045 	return 1;
3046 }
3047 
3048 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3049 {
3050 	struct wacom_features *features = &wacom->features;
3051 	struct input_dev *input = wacom->touch_input;
3052 	bool touch = data[1] & 0x80;
3053 	int slot = input_mt_get_slot_by_key(input, data[0]);
3054 
3055 	if (slot < 0)
3056 		return;
3057 
3058 	touch = touch && report_touch_events(wacom);
3059 
3060 	input_mt_slot(input, slot);
3061 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3062 
3063 	if (touch) {
3064 		int x = (data[2] << 4) | (data[4] >> 4);
3065 		int y = (data[3] << 4) | (data[4] & 0x0f);
3066 		int width, height;
3067 
3068 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3069 			width  = data[5] * 100;
3070 			height = data[6] * 100;
3071 		} else {
3072 			/*
3073 			 * "a" is a scaled-down area which we assume is
3074 			 * roughly circular and which can be described as:
3075 			 * a=(pi*r^2)/C.
3076 			 */
3077 			int a = data[5];
3078 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3079 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3080 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3081 			height = width * y_res / x_res;
3082 		}
3083 
3084 		input_report_abs(input, ABS_MT_POSITION_X, x);
3085 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3086 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3087 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3088 	}
3089 }
3090 
3091 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3092 {
3093 	struct input_dev *input = wacom->pad_input;
3094 	struct wacom_features *features = &wacom->features;
3095 
3096 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3097 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3098 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3099 	} else {
3100 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3101 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3102 	}
3103 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3104 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3105 }
3106 
3107 static int wacom_bpt3_touch(struct wacom_wac *wacom)
3108 {
3109 	unsigned char *data = wacom->data;
3110 	int count = data[1] & 0x07;
3111 	int  touch_changed = 0, i;
3112 
3113 	if (data[0] != 0x02)
3114 	    return 0;
3115 
3116 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3117 	for (i = 0; i < count; i++) {
3118 		int offset = (8 * i) + 2;
3119 		int msg_id = data[offset];
3120 
3121 		if (msg_id >= 2 && msg_id <= 17) {
3122 			wacom_bpt3_touch_msg(wacom, data + offset);
3123 			touch_changed++;
3124 		} else if (msg_id == 128)
3125 			wacom_bpt3_button_msg(wacom, data + offset);
3126 
3127 	}
3128 
3129 	/* only update touch if we actually have a touchpad and touch data changed */
3130 	if (wacom->touch_input && touch_changed) {
3131 		input_mt_sync_frame(wacom->touch_input);
3132 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3133 	}
3134 
3135 	return 1;
3136 }
3137 
3138 static int wacom_bpt_pen(struct wacom_wac *wacom)
3139 {
3140 	struct wacom_features *features = &wacom->features;
3141 	struct input_dev *input = wacom->pen_input;
3142 	unsigned char *data = wacom->data;
3143 	int x = 0, y = 0, p = 0, d = 0;
3144 	bool pen = false, btn1 = false, btn2 = false;
3145 	bool range, prox, rdy;
3146 
3147 	if (data[0] != WACOM_REPORT_PENABLED)
3148 	    return 0;
3149 
3150 	range = (data[1] & 0x80) == 0x80;
3151 	prox = (data[1] & 0x40) == 0x40;
3152 	rdy = (data[1] & 0x20) == 0x20;
3153 
3154 	wacom->shared->stylus_in_proximity = range;
3155 	if (delay_pen_events(wacom))
3156 		return 0;
3157 
3158 	if (rdy) {
3159 		p = le16_to_cpup((__le16 *)&data[6]);
3160 		pen = data[1] & 0x01;
3161 		btn1 = data[1] & 0x02;
3162 		btn2 = data[1] & 0x04;
3163 	}
3164 	if (prox) {
3165 		x = le16_to_cpup((__le16 *)&data[2]);
3166 		y = le16_to_cpup((__le16 *)&data[4]);
3167 
3168 		if (data[1] & 0x08) {
3169 			wacom->tool[0] = BTN_TOOL_RUBBER;
3170 			wacom->id[0] = ERASER_DEVICE_ID;
3171 		} else {
3172 			wacom->tool[0] = BTN_TOOL_PEN;
3173 			wacom->id[0] = STYLUS_DEVICE_ID;
3174 		}
3175 		wacom->reporting_data = true;
3176 	}
3177 	if (range) {
3178 		/*
3179 		 * Convert distance from out prox to distance from tablet.
3180 		 * distance will be greater than distance_max once
3181 		 * touching and applying pressure; do not report negative
3182 		 * distance.
3183 		 */
3184 		if (data[8] <= features->distance_max)
3185 			d = features->distance_max - data[8];
3186 	} else {
3187 		wacom->id[0] = 0;
3188 	}
3189 
3190 	if (wacom->reporting_data) {
3191 		input_report_key(input, BTN_TOUCH, pen);
3192 		input_report_key(input, BTN_STYLUS, btn1);
3193 		input_report_key(input, BTN_STYLUS2, btn2);
3194 
3195 		if (prox || !range) {
3196 			input_report_abs(input, ABS_X, x);
3197 			input_report_abs(input, ABS_Y, y);
3198 		}
3199 		input_report_abs(input, ABS_PRESSURE, p);
3200 		input_report_abs(input, ABS_DISTANCE, d);
3201 
3202 		input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3203 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3204 	}
3205 
3206 	if (!range) {
3207 		wacom->reporting_data = false;
3208 	}
3209 
3210 	return 1;
3211 }
3212 
3213 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3214 {
3215 	struct wacom_features *features = &wacom->features;
3216 
3217 	if ((features->type == INTUOSHT2) &&
3218 	    (features->device_type & WACOM_DEVICETYPE_PEN))
3219 		return wacom_intuos_irq(wacom);
3220 	else if (len == WACOM_PKGLEN_BBTOUCH)
3221 		return wacom_bpt_touch(wacom);
3222 	else if (len == WACOM_PKGLEN_BBTOUCH3)
3223 		return wacom_bpt3_touch(wacom);
3224 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3225 		return wacom_bpt_pen(wacom);
3226 
3227 	return 0;
3228 }
3229 
3230 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3231 		unsigned char *data)
3232 {
3233 	unsigned char prefix;
3234 
3235 	/*
3236 	 * We need to reroute the event from the debug interface to the
3237 	 * pen interface.
3238 	 * We need to add the report ID to the actual pen report, so we
3239 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
3240 	 * and memcpy the report.
3241 	 */
3242 	prefix = data[0];
3243 	data[0] = WACOM_REPORT_BPAD_PEN;
3244 
3245 	/*
3246 	 * actually reroute the event.
3247 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
3248 	 * will check for us.
3249 	 */
3250 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3251 			 WACOM_PKGLEN_PENABLED, 1);
3252 
3253 	data[0] = prefix;
3254 }
3255 
3256 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3257 		unsigned char *data)
3258 {
3259 	struct input_dev *input = wacom->touch_input;
3260 	unsigned char *finger_data, prefix;
3261 	unsigned id;
3262 	int x, y;
3263 	bool valid;
3264 
3265 	prefix = data[0];
3266 
3267 	for (id = 0; id < wacom->features.touch_max; id++) {
3268 		valid = !!(prefix & BIT(id)) &&
3269 			report_touch_events(wacom);
3270 
3271 		input_mt_slot(input, id);
3272 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3273 
3274 		if (!valid)
3275 			continue;
3276 
3277 		finger_data = data + 1 + id * 3;
3278 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3279 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3280 
3281 		input_report_abs(input, ABS_MT_POSITION_X, x);
3282 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3283 	}
3284 
3285 	input_mt_sync_frame(input);
3286 
3287 	input_report_key(input, BTN_LEFT, prefix & 0x40);
3288 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3289 
3290 	/* keep touch state for pen event */
3291 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3292 
3293 	return 1;
3294 }
3295 
3296 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3297 {
3298 	unsigned char *data = wacom->data;
3299 
3300 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3301 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3302 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3303 		return 0;
3304 
3305 	if (data[1] & 0x01)
3306 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3307 
3308 	if (data[1] & 0x02)
3309 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3310 
3311 	return 0;
3312 }
3313 
3314 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3315 {
3316 	unsigned char *data = wacom->data;
3317 	int connected;
3318 
3319 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3320 		return 0;
3321 
3322 	connected = data[1] & 0x01;
3323 	if (connected) {
3324 		int pid, battery, charging;
3325 
3326 		if ((wacom->shared->type == INTUOSHT ||
3327 		    wacom->shared->type == INTUOSHT2) &&
3328 		    wacom->shared->touch_input &&
3329 		    wacom->shared->touch_max) {
3330 			input_report_switch(wacom->shared->touch_input,
3331 					SW_MUTE_DEVICE, data[5] & 0x40);
3332 			input_sync(wacom->shared->touch_input);
3333 		}
3334 
3335 		pid = get_unaligned_be16(&data[6]);
3336 		battery = (data[5] & 0x3f) * 100 / 31;
3337 		charging = !!(data[5] & 0x80);
3338 		if (wacom->pid != pid) {
3339 			wacom->pid = pid;
3340 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3341 		}
3342 
3343 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3344 				     battery, charging, 1, 0);
3345 
3346 	} else if (wacom->pid != 0) {
3347 		/* disconnected while previously connected */
3348 		wacom->pid = 0;
3349 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3350 		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3351 	}
3352 
3353 	return 0;
3354 }
3355 
3356 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3357 {
3358 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3359 	struct wacom_features *features = &wacom_wac->features;
3360 	unsigned char *data = wacom_wac->data;
3361 
3362 	if (data[0] != WACOM_REPORT_USB)
3363 		return 0;
3364 
3365 	if ((features->type == INTUOSHT ||
3366 	    features->type == INTUOSHT2) &&
3367 	    wacom_wac->shared->touch_input &&
3368 	    features->touch_max) {
3369 		input_report_switch(wacom_wac->shared->touch_input,
3370 				    SW_MUTE_DEVICE, data[8] & 0x40);
3371 		input_sync(wacom_wac->shared->touch_input);
3372 	}
3373 
3374 	if (data[9] & 0x02) { /* wireless module is attached */
3375 		int battery = (data[8] & 0x3f) * 100 / 31;
3376 		bool charging = !!(data[8] & 0x80);
3377 
3378 		features->quirks |= WACOM_QUIRK_BATTERY;
3379 		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3380 				     battery, charging, battery || charging, 1);
3381 	}
3382 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3383 		 wacom->battery.battery) {
3384 		features->quirks &= ~WACOM_QUIRK_BATTERY;
3385 		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3386 	}
3387 	return 0;
3388 }
3389 
3390 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3391 {
3392 	bool sync;
3393 
3394 	switch (wacom_wac->features.type) {
3395 	case PENPARTNER:
3396 		sync = wacom_penpartner_irq(wacom_wac);
3397 		break;
3398 
3399 	case PL:
3400 		sync = wacom_pl_irq(wacom_wac);
3401 		break;
3402 
3403 	case WACOM_G4:
3404 	case GRAPHIRE:
3405 	case GRAPHIRE_BT:
3406 	case WACOM_MO:
3407 		sync = wacom_graphire_irq(wacom_wac);
3408 		break;
3409 
3410 	case PTU:
3411 		sync = wacom_ptu_irq(wacom_wac);
3412 		break;
3413 
3414 	case DTU:
3415 		sync = wacom_dtu_irq(wacom_wac);
3416 		break;
3417 
3418 	case DTUS:
3419 	case DTUSX:
3420 		sync = wacom_dtus_irq(wacom_wac);
3421 		break;
3422 
3423 	case INTUOS:
3424 	case INTUOS3S:
3425 	case INTUOS3:
3426 	case INTUOS3L:
3427 	case INTUOS4S:
3428 	case INTUOS4:
3429 	case INTUOS4L:
3430 	case CINTIQ:
3431 	case WACOM_BEE:
3432 	case WACOM_13HD:
3433 	case WACOM_21UX2:
3434 	case WACOM_22HD:
3435 	case WACOM_24HD:
3436 	case WACOM_27QHD:
3437 	case DTK:
3438 	case CINTIQ_HYBRID:
3439 	case CINTIQ_COMPANION_2:
3440 		sync = wacom_intuos_irq(wacom_wac);
3441 		break;
3442 
3443 	case INTUOS4WL:
3444 		sync = wacom_intuos_bt_irq(wacom_wac, len);
3445 		break;
3446 
3447 	case WACOM_24HDT:
3448 	case WACOM_27QHDT:
3449 		sync = wacom_24hdt_irq(wacom_wac);
3450 		break;
3451 
3452 	case INTUOS5S:
3453 	case INTUOS5:
3454 	case INTUOS5L:
3455 	case INTUOSPS:
3456 	case INTUOSPM:
3457 	case INTUOSPL:
3458 		if (len == WACOM_PKGLEN_BBTOUCH3)
3459 			sync = wacom_bpt3_touch(wacom_wac);
3460 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3461 			sync = wacom_status_irq(wacom_wac, len);
3462 		else
3463 			sync = wacom_intuos_irq(wacom_wac);
3464 		break;
3465 
3466 	case INTUOSP2_BT:
3467 	case INTUOSP2S_BT:
3468 	case INTUOSHT3_BT:
3469 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3470 		break;
3471 
3472 	case TABLETPC:
3473 	case TABLETPCE:
3474 	case TABLETPC2FG:
3475 	case MTSCREEN:
3476 	case MTTPC:
3477 	case MTTPC_B:
3478 		sync = wacom_tpc_irq(wacom_wac, len);
3479 		break;
3480 
3481 	case BAMBOO_PT:
3482 	case BAMBOO_PEN:
3483 	case BAMBOO_TOUCH:
3484 	case INTUOSHT:
3485 	case INTUOSHT2:
3486 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3487 			sync = wacom_status_irq(wacom_wac, len);
3488 		else
3489 			sync = wacom_bpt_irq(wacom_wac, len);
3490 		break;
3491 
3492 	case BAMBOO_PAD:
3493 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3494 		break;
3495 
3496 	case WIRELESS:
3497 		sync = wacom_wireless_irq(wacom_wac, len);
3498 		break;
3499 
3500 	case REMOTE:
3501 		sync = false;
3502 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3503 			wacom_remote_status_irq(wacom_wac, len);
3504 		else
3505 			sync = wacom_remote_irq(wacom_wac, len);
3506 		break;
3507 
3508 	default:
3509 		sync = false;
3510 		break;
3511 	}
3512 
3513 	if (sync) {
3514 		if (wacom_wac->pen_input)
3515 			input_sync(wacom_wac->pen_input);
3516 		if (wacom_wac->touch_input)
3517 			input_sync(wacom_wac->touch_input);
3518 		if (wacom_wac->pad_input)
3519 			input_sync(wacom_wac->pad_input);
3520 	}
3521 }
3522 
3523 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3524 {
3525 	struct input_dev *input_dev = wacom_wac->pen_input;
3526 
3527 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3528 
3529 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3530 	__set_bit(BTN_STYLUS, input_dev->keybit);
3531 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3532 
3533 	input_set_abs_params(input_dev, ABS_DISTANCE,
3534 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3535 }
3536 
3537 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3538 {
3539 	struct input_dev *input_dev = wacom_wac->pen_input;
3540 	struct wacom_features *features = &wacom_wac->features;
3541 
3542 	wacom_setup_basic_pro_pen(wacom_wac);
3543 
3544 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3545 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3546 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3547 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3548 
3549 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3550 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3551 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3552 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3553 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3554 }
3555 
3556 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3557 {
3558 	struct input_dev *input_dev = wacom_wac->pen_input;
3559 
3560 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3561 
3562 	wacom_setup_cintiq(wacom_wac);
3563 
3564 	__set_bit(BTN_LEFT, input_dev->keybit);
3565 	__set_bit(BTN_RIGHT, input_dev->keybit);
3566 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3567 	__set_bit(BTN_SIDE, input_dev->keybit);
3568 	__set_bit(BTN_EXTRA, input_dev->keybit);
3569 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3570 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3571 
3572 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3573 	input_abs_set_res(input_dev, ABS_RZ, 287);
3574 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3575 }
3576 
3577 void wacom_setup_device_quirks(struct wacom *wacom)
3578 {
3579 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3580 	struct wacom_features *features = &wacom->wacom_wac.features;
3581 
3582 	/* The pen and pad share the same interface on most devices */
3583 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3584 	    features->type == DTUS ||
3585 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3586 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3587 			features->device_type |= WACOM_DEVICETYPE_PAD;
3588 	}
3589 
3590 	/* touch device found but size is not defined. use default */
3591 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3592 		features->x_max = 1023;
3593 		features->y_max = 1023;
3594 	}
3595 
3596 	/*
3597 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3598 	 * touch interface in its HID descriptor. If this is the touch
3599 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3600 	 * tablet values.
3601 	 */
3602 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3603 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3604 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3605 			if (features->touch_max)
3606 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3607 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3608 				features->device_type |= WACOM_DEVICETYPE_PAD;
3609 
3610 			if (features->type == INTUOSHT2) {
3611 				features->x_max = features->x_max / 10;
3612 				features->y_max = features->y_max / 10;
3613 			}
3614 			else {
3615 				features->x_max = 4096;
3616 				features->y_max = 4096;
3617 			}
3618 		}
3619 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3620 			features->device_type |= WACOM_DEVICETYPE_PAD;
3621 		}
3622 	}
3623 
3624 	/*
3625 	 * Hack for the Bamboo One:
3626 	 * the device presents a PAD/Touch interface as most Bamboos and even
3627 	 * sends ghosts PAD data on it. However, later, we must disable this
3628 	 * ghost interface, and we can not detect it unless we set it here
3629 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3630 	 */
3631 	if (features->type == BAMBOO_PEN &&
3632 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3633 		features->device_type |= WACOM_DEVICETYPE_PAD;
3634 
3635 	/*
3636 	 * Raw Wacom-mode pen and touch events both come from interface
3637 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3638 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3639 	 * out through the HID_GENERIC device created for interface 1,
3640 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3641 	 */
3642 	if (features->type == BAMBOO_PAD)
3643 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3644 
3645 	if (features->type == REMOTE)
3646 		features->device_type = WACOM_DEVICETYPE_PAD;
3647 
3648 	if (features->type == INTUOSP2_BT ||
3649 	    features->type == INTUOSP2S_BT) {
3650 		features->device_type |= WACOM_DEVICETYPE_PEN |
3651 					 WACOM_DEVICETYPE_PAD |
3652 					 WACOM_DEVICETYPE_TOUCH;
3653 		features->quirks |= WACOM_QUIRK_BATTERY;
3654 	}
3655 
3656 	if (features->type == INTUOSHT3_BT) {
3657 		features->device_type |= WACOM_DEVICETYPE_PEN |
3658 					 WACOM_DEVICETYPE_PAD;
3659 		features->quirks |= WACOM_QUIRK_BATTERY;
3660 	}
3661 
3662 	switch (features->type) {
3663 	case PL:
3664 	case DTU:
3665 	case DTUS:
3666 	case DTUSX:
3667 	case WACOM_21UX2:
3668 	case WACOM_22HD:
3669 	case DTK:
3670 	case WACOM_24HD:
3671 	case WACOM_27QHD:
3672 	case CINTIQ_HYBRID:
3673 	case CINTIQ_COMPANION_2:
3674 	case CINTIQ:
3675 	case WACOM_BEE:
3676 	case WACOM_13HD:
3677 	case WACOM_24HDT:
3678 	case WACOM_27QHDT:
3679 	case TABLETPC:
3680 	case TABLETPCE:
3681 	case TABLETPC2FG:
3682 	case MTSCREEN:
3683 	case MTTPC:
3684 	case MTTPC_B:
3685 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3686 		break;
3687 	}
3688 
3689 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3690 		features->quirks |= WACOM_QUIRK_BATTERY;
3691 
3692 	/* quirk for bamboo touch with 2 low res touches */
3693 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3694 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3695 		features->x_max <<= 5;
3696 		features->y_max <<= 5;
3697 		features->x_fuzz <<= 5;
3698 		features->y_fuzz <<= 5;
3699 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3700 	}
3701 
3702 	if (features->type == WIRELESS) {
3703 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3704 			features->quirks |= WACOM_QUIRK_BATTERY;
3705 		}
3706 	}
3707 
3708 	if (features->type == REMOTE)
3709 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3710 
3711 	/* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3712 	 * of things it shouldn't. Lets fix up the damage...
3713 	 */
3714 	if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3715 		features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3716 		__clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3717 		__clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3718 		__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3719 		__clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3720 		__clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3721 		__clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3722 		__clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3723 		__clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3724 		__clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3725 		__clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3726 		__clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3727 	}
3728 }
3729 
3730 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3731 				   struct wacom_wac *wacom_wac)
3732 {
3733 	struct wacom_features *features = &wacom_wac->features;
3734 
3735 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3736 		return -ENODEV;
3737 
3738 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3739 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3740 	else
3741 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3742 
3743 	if (features->type == HID_GENERIC)
3744 		/* setup has already been done */
3745 		return 0;
3746 
3747 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3748 	__set_bit(BTN_TOUCH, input_dev->keybit);
3749 	__set_bit(ABS_MISC, input_dev->absbit);
3750 
3751 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3752 			     features->x_max - features->offset_right,
3753 			     features->x_fuzz, 0);
3754 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3755 			     features->y_max - features->offset_bottom,
3756 			     features->y_fuzz, 0);
3757 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3758 		features->pressure_max, features->pressure_fuzz, 0);
3759 
3760 	/* penabled devices have fixed resolution for each model */
3761 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3762 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3763 
3764 	switch (features->type) {
3765 	case GRAPHIRE_BT:
3766 		__clear_bit(ABS_MISC, input_dev->absbit);
3767 		fallthrough;
3768 
3769 	case WACOM_MO:
3770 	case WACOM_G4:
3771 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3772 					      features->distance_max,
3773 					      features->distance_fuzz, 0);
3774 		fallthrough;
3775 
3776 	case GRAPHIRE:
3777 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3778 
3779 		__set_bit(BTN_LEFT, input_dev->keybit);
3780 		__set_bit(BTN_RIGHT, input_dev->keybit);
3781 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3782 
3783 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3784 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3785 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3786 		__set_bit(BTN_STYLUS, input_dev->keybit);
3787 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3788 		break;
3789 
3790 	case WACOM_27QHD:
3791 	case WACOM_24HD:
3792 	case DTK:
3793 	case WACOM_22HD:
3794 	case WACOM_21UX2:
3795 	case WACOM_BEE:
3796 	case CINTIQ:
3797 	case WACOM_13HD:
3798 	case CINTIQ_HYBRID:
3799 	case CINTIQ_COMPANION_2:
3800 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3801 		input_abs_set_res(input_dev, ABS_Z, 287);
3802 		wacom_setup_cintiq(wacom_wac);
3803 		break;
3804 
3805 	case INTUOS3:
3806 	case INTUOS3L:
3807 	case INTUOS3S:
3808 	case INTUOS4:
3809 	case INTUOS4WL:
3810 	case INTUOS4L:
3811 	case INTUOS4S:
3812 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3813 		input_abs_set_res(input_dev, ABS_Z, 287);
3814 		fallthrough;
3815 
3816 	case INTUOS:
3817 		wacom_setup_intuos(wacom_wac);
3818 		break;
3819 
3820 	case INTUOS5:
3821 	case INTUOS5L:
3822 	case INTUOSPM:
3823 	case INTUOSPL:
3824 	case INTUOS5S:
3825 	case INTUOSPS:
3826 	case INTUOSP2_BT:
3827 	case INTUOSP2S_BT:
3828 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3829 				      features->distance_max,
3830 				      features->distance_fuzz, 0);
3831 
3832 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3833 		input_abs_set_res(input_dev, ABS_Z, 287);
3834 
3835 		wacom_setup_intuos(wacom_wac);
3836 		break;
3837 
3838 	case WACOM_24HDT:
3839 	case WACOM_27QHDT:
3840 	case MTSCREEN:
3841 	case MTTPC:
3842 	case MTTPC_B:
3843 	case TABLETPC2FG:
3844 	case TABLETPC:
3845 	case TABLETPCE:
3846 		__clear_bit(ABS_MISC, input_dev->absbit);
3847 		fallthrough;
3848 
3849 	case DTUS:
3850 	case DTUSX:
3851 	case PL:
3852 	case DTU:
3853 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3854 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3855 		__set_bit(BTN_STYLUS, input_dev->keybit);
3856 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3857 		break;
3858 
3859 	case PTU:
3860 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3861 		fallthrough;
3862 
3863 	case PENPARTNER:
3864 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3865 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3866 		__set_bit(BTN_STYLUS, input_dev->keybit);
3867 		break;
3868 
3869 	case INTUOSHT:
3870 	case BAMBOO_PT:
3871 	case BAMBOO_PEN:
3872 	case INTUOSHT2:
3873 	case INTUOSHT3_BT:
3874 		if (features->type == INTUOSHT2 ||
3875 		    features->type == INTUOSHT3_BT) {
3876 			wacom_setup_basic_pro_pen(wacom_wac);
3877 		} else {
3878 			__clear_bit(ABS_MISC, input_dev->absbit);
3879 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3880 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3881 			__set_bit(BTN_STYLUS, input_dev->keybit);
3882 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3883 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3884 				      features->distance_max,
3885 				      features->distance_fuzz, 0);
3886 		}
3887 		break;
3888 	case BAMBOO_PAD:
3889 		__clear_bit(ABS_MISC, input_dev->absbit);
3890 		break;
3891 	}
3892 	return 0;
3893 }
3894 
3895 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3896 					 struct wacom_wac *wacom_wac)
3897 {
3898 	struct wacom_features *features = &wacom_wac->features;
3899 
3900 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3901 		return -ENODEV;
3902 
3903 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3904 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3905 	else
3906 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3907 
3908 	if (features->type == HID_GENERIC)
3909 		/* setup has already been done */
3910 		return 0;
3911 
3912 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3913 	__set_bit(BTN_TOUCH, input_dev->keybit);
3914 
3915 	if (features->touch_max == 1) {
3916 		input_set_abs_params(input_dev, ABS_X, 0,
3917 			features->x_max, features->x_fuzz, 0);
3918 		input_set_abs_params(input_dev, ABS_Y, 0,
3919 			features->y_max, features->y_fuzz, 0);
3920 		input_abs_set_res(input_dev, ABS_X,
3921 				  features->x_resolution);
3922 		input_abs_set_res(input_dev, ABS_Y,
3923 				  features->y_resolution);
3924 	}
3925 	else if (features->touch_max > 1) {
3926 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3927 			features->x_max, features->x_fuzz, 0);
3928 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3929 			features->y_max, features->y_fuzz, 0);
3930 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3931 				  features->x_resolution);
3932 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3933 				  features->y_resolution);
3934 	}
3935 
3936 	switch (features->type) {
3937 	case INTUOSP2_BT:
3938 	case INTUOSP2S_BT:
3939 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3940 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3941 
3942 		if (wacom_wac->shared->touch->product == 0x361) {
3943 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3944 					     0, 12440, 4, 0);
3945 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3946 					     0, 8640, 4, 0);
3947 		}
3948 		else if (wacom_wac->shared->touch->product == 0x360) {
3949 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3950 					     0, 8960, 4, 0);
3951 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3952 					     0, 5920, 4, 0);
3953 		}
3954 		else if (wacom_wac->shared->touch->product == 0x393) {
3955 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3956 					     0, 6400, 4, 0);
3957 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3958 					     0, 4000, 4, 0);
3959 		}
3960 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3961 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
3962 
3963 		fallthrough;
3964 
3965 	case INTUOS5:
3966 	case INTUOS5L:
3967 	case INTUOSPM:
3968 	case INTUOSPL:
3969 	case INTUOS5S:
3970 	case INTUOSPS:
3971 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3972 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3973 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3974 		break;
3975 
3976 	case WACOM_24HDT:
3977 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3978 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3979 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3980 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3981 		fallthrough;
3982 
3983 	case WACOM_27QHDT:
3984 		if (wacom_wac->shared->touch->product == 0x32C ||
3985 		    wacom_wac->shared->touch->product == 0xF6) {
3986 			input_dev->evbit[0] |= BIT_MASK(EV_SW);
3987 			__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3988 			wacom_wac->has_mute_touch_switch = true;
3989 			wacom_wac->is_soft_touch_switch = true;
3990 		}
3991 		fallthrough;
3992 
3993 	case MTSCREEN:
3994 	case MTTPC:
3995 	case MTTPC_B:
3996 	case TABLETPC2FG:
3997 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3998 		fallthrough;
3999 
4000 	case TABLETPC:
4001 	case TABLETPCE:
4002 		break;
4003 
4004 	case INTUOSHT:
4005 	case INTUOSHT2:
4006 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
4007 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4008 		fallthrough;
4009 
4010 	case BAMBOO_PT:
4011 	case BAMBOO_TOUCH:
4012 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
4013 			input_set_abs_params(input_dev,
4014 				     ABS_MT_TOUCH_MAJOR,
4015 				     0, features->x_max, 0, 0);
4016 			input_set_abs_params(input_dev,
4017 				     ABS_MT_TOUCH_MINOR,
4018 				     0, features->y_max, 0, 0);
4019 		}
4020 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4021 		break;
4022 
4023 	case BAMBOO_PAD:
4024 		input_mt_init_slots(input_dev, features->touch_max,
4025 				    INPUT_MT_POINTER);
4026 		__set_bit(BTN_LEFT, input_dev->keybit);
4027 		__set_bit(BTN_RIGHT, input_dev->keybit);
4028 		break;
4029 	}
4030 	return 0;
4031 }
4032 
4033 static int wacom_numbered_button_to_key(int n)
4034 {
4035 	if (n < 10)
4036 		return BTN_0 + n;
4037 	else if (n < 16)
4038 		return BTN_A + (n-10);
4039 	else if (n < 18)
4040 		return BTN_BASE + (n-16);
4041 	else
4042 		return 0;
4043 }
4044 
4045 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4046 				int button_count)
4047 {
4048 	int i;
4049 
4050 	for (i = 0; i < button_count; i++) {
4051 		int key = wacom_numbered_button_to_key(i);
4052 
4053 		if (key)
4054 			__set_bit(key, input_dev->keybit);
4055 	}
4056 }
4057 
4058 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4059 {
4060 	struct wacom_led *led;
4061 	int i;
4062 	bool updated = false;
4063 
4064 	/*
4065 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
4066 	 * So group 0 matches the second half of the buttons and thus the mask
4067 	 * needs to be shifted.
4068 	 */
4069 	if (group == 0)
4070 		mask >>= 8;
4071 
4072 	for (i = 0; i < 3; i++) {
4073 		led = wacom_led_find(wacom, group, i);
4074 		if (!led) {
4075 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4076 				i, group);
4077 			continue;
4078 		}
4079 		if (!updated && mask & BIT(i)) {
4080 			led->held = true;
4081 			led_trigger_event(&led->trigger, LED_FULL);
4082 		} else {
4083 			led->held = false;
4084 		}
4085 	}
4086 }
4087 
4088 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4089 				 int mask, int group)
4090 {
4091 	int group_button;
4092 
4093 	/*
4094 	 * 21UX2 has LED group 1 to the left and LED group 0
4095 	 * to the right. We need to reverse the group to match this
4096 	 * historical behavior.
4097 	 */
4098 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
4099 		group = 1 - group;
4100 
4101 	group_button = group * (button_count/wacom->led.count);
4102 
4103 	if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4104 		group_button = 8;
4105 
4106 	return mask & (1 << group_button);
4107 }
4108 
4109 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4110 			     int group)
4111 {
4112 	struct wacom_led *led, *next_led;
4113 	int cur;
4114 	bool pressed;
4115 
4116 	if (wacom->wacom_wac.features.type == WACOM_24HD)
4117 		return wacom_24hd_update_leds(wacom, mask, group);
4118 
4119 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4120 	cur = wacom->led.groups[group].select;
4121 
4122 	led = wacom_led_find(wacom, group, cur);
4123 	if (!led) {
4124 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4125 			cur, group);
4126 		return;
4127 	}
4128 
4129 	if (!pressed) {
4130 		led->held = false;
4131 		return;
4132 	}
4133 
4134 	if (led->held && pressed)
4135 		return;
4136 
4137 	next_led = wacom_led_next(wacom, led);
4138 	if (!next_led) {
4139 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
4140 			group);
4141 		return;
4142 	}
4143 	if (next_led == led)
4144 		return;
4145 
4146 	next_led->held = true;
4147 	led_trigger_event(&next_led->trigger,
4148 			  wacom_leds_brightness_get(next_led));
4149 }
4150 
4151 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4152 				int button_count, int mask)
4153 {
4154 	struct wacom *wacom = input_get_drvdata(input_dev);
4155 	int i;
4156 
4157 	for (i = 0; i < wacom->led.count; i++)
4158 		wacom_update_led(wacom,  button_count, mask, i);
4159 
4160 	for (i = 0; i < button_count; i++) {
4161 		int key = wacom_numbered_button_to_key(i);
4162 
4163 		if (key)
4164 			input_report_key(input_dev, key, mask & (1 << i));
4165 	}
4166 }
4167 
4168 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4169 				   struct wacom_wac *wacom_wac)
4170 {
4171 	struct wacom_features *features = &wacom_wac->features;
4172 
4173 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4174 		features->device_type |= WACOM_DEVICETYPE_PAD;
4175 
4176 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4177 		return -ENODEV;
4178 
4179 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4180 		return -ENODEV;
4181 
4182 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4183 
4184 	/* kept for making legacy xf86-input-wacom working with the wheels */
4185 	__set_bit(ABS_MISC, input_dev->absbit);
4186 
4187 	/* kept for making legacy xf86-input-wacom accepting the pad */
4188 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4189 	      input_dev->absinfo[ABS_X].maximum)))
4190 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4191 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4192 	      input_dev->absinfo[ABS_Y].maximum)))
4193 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4194 
4195 	/* kept for making udev and libwacom accepting the pad */
4196 	__set_bit(BTN_STYLUS, input_dev->keybit);
4197 
4198 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4199 
4200 	switch (features->type) {
4201 
4202 	case CINTIQ_HYBRID:
4203 	case CINTIQ_COMPANION_2:
4204 	case DTK:
4205 	case DTUS:
4206 	case GRAPHIRE_BT:
4207 		break;
4208 
4209 	case WACOM_MO:
4210 		__set_bit(BTN_BACK, input_dev->keybit);
4211 		__set_bit(BTN_LEFT, input_dev->keybit);
4212 		__set_bit(BTN_FORWARD, input_dev->keybit);
4213 		__set_bit(BTN_RIGHT, input_dev->keybit);
4214 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4215 		break;
4216 
4217 	case WACOM_G4:
4218 		__set_bit(BTN_BACK, input_dev->keybit);
4219 		__set_bit(BTN_FORWARD, input_dev->keybit);
4220 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
4221 		break;
4222 
4223 	case WACOM_24HD:
4224 		__set_bit(KEY_PROG1, input_dev->keybit);
4225 		__set_bit(KEY_PROG2, input_dev->keybit);
4226 		__set_bit(KEY_PROG3, input_dev->keybit);
4227 
4228 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4229 		__set_bit(KEY_INFO, input_dev->keybit);
4230 
4231 		if (!features->oPid)
4232 			__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4233 
4234 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4235 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4236 		break;
4237 
4238 	case WACOM_27QHD:
4239 		__set_bit(KEY_PROG1, input_dev->keybit);
4240 		__set_bit(KEY_PROG2, input_dev->keybit);
4241 		__set_bit(KEY_PROG3, input_dev->keybit);
4242 
4243 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4244 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4245 
4246 		if (!features->oPid)
4247 			__set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4248 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4249 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4250 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4251 		input_abs_set_res(input_dev, ABS_Y, 1024);
4252 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4253 		input_abs_set_res(input_dev, ABS_Z, 1024);
4254 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4255 		break;
4256 
4257 	case WACOM_22HD:
4258 		__set_bit(KEY_PROG1, input_dev->keybit);
4259 		__set_bit(KEY_PROG2, input_dev->keybit);
4260 		__set_bit(KEY_PROG3, input_dev->keybit);
4261 
4262 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4263 		__set_bit(KEY_INFO, input_dev->keybit);
4264 		fallthrough;
4265 
4266 	case WACOM_21UX2:
4267 	case WACOM_BEE:
4268 	case CINTIQ:
4269 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4270 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4271 		break;
4272 
4273 	case WACOM_13HD:
4274 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4275 		break;
4276 
4277 	case INTUOS3:
4278 	case INTUOS3L:
4279 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4280 		fallthrough;
4281 
4282 	case INTUOS3S:
4283 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4284 		break;
4285 
4286 	case INTUOS5:
4287 	case INTUOS5L:
4288 	case INTUOSPM:
4289 	case INTUOSPL:
4290 	case INTUOS5S:
4291 	case INTUOSPS:
4292 	case INTUOSP2_BT:
4293 	case INTUOSP2S_BT:
4294 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4295 		break;
4296 
4297 	case INTUOS4WL:
4298 		/*
4299 		 * For Bluetooth devices, the udev rule does not work correctly
4300 		 * for pads unless we add a stylus capability, which forces
4301 		 * ID_INPUT_TABLET to be set.
4302 		 */
4303 		__set_bit(BTN_STYLUS, input_dev->keybit);
4304 		fallthrough;
4305 
4306 	case INTUOS4:
4307 	case INTUOS4L:
4308 	case INTUOS4S:
4309 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4310 		break;
4311 
4312 	case INTUOSHT:
4313 	case BAMBOO_PT:
4314 	case BAMBOO_TOUCH:
4315 	case INTUOSHT2:
4316 		__clear_bit(ABS_MISC, input_dev->absbit);
4317 
4318 		__set_bit(BTN_LEFT, input_dev->keybit);
4319 		__set_bit(BTN_FORWARD, input_dev->keybit);
4320 		__set_bit(BTN_BACK, input_dev->keybit);
4321 		__set_bit(BTN_RIGHT, input_dev->keybit);
4322 
4323 		break;
4324 
4325 	case REMOTE:
4326 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4327 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4328 		break;
4329 
4330 	case INTUOSHT3_BT:
4331 	case HID_GENERIC:
4332 		break;
4333 
4334 	default:
4335 		/* no pad supported */
4336 		return -ENODEV;
4337 	}
4338 	return 0;
4339 }
4340 
4341 static const struct wacom_features wacom_features_0x00 =
4342 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4343 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4344 static const struct wacom_features wacom_features_0x10 =
4345 	{ "Wacom Graphire", 10206, 7422, 511, 63,
4346 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4347 static const struct wacom_features wacom_features_0x81 =
4348 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4349 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4350 static const struct wacom_features wacom_features_0x11 =
4351 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4352 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4353 static const struct wacom_features wacom_features_0x12 =
4354 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4355 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4356 static const struct wacom_features wacom_features_0x13 =
4357 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4358 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4359 static const struct wacom_features wacom_features_0x14 =
4360 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4361 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4362 static const struct wacom_features wacom_features_0x15 =
4363 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4364 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4365 static const struct wacom_features wacom_features_0x16 =
4366 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4367 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4368 static const struct wacom_features wacom_features_0x17 =
4369 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4370 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4371 static const struct wacom_features wacom_features_0x18 =
4372 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4373 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4374 static const struct wacom_features wacom_features_0x19 =
4375 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4376 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4377 static const struct wacom_features wacom_features_0x60 =
4378 	{ "Wacom Volito", 5104, 3712, 511, 63,
4379 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4380 static const struct wacom_features wacom_features_0x61 =
4381 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4382 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4383 static const struct wacom_features wacom_features_0x62 =
4384 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4385 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4386 static const struct wacom_features wacom_features_0x63 =
4387 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4388 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4389 static const struct wacom_features wacom_features_0x64 =
4390 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4391 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4392 static const struct wacom_features wacom_features_0x65 =
4393 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4394 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4395 static const struct wacom_features wacom_features_0x69 =
4396 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4397 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4398 static const struct wacom_features wacom_features_0x6A =
4399 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4400 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4401 static const struct wacom_features wacom_features_0x6B =
4402 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4403 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4404 static const struct wacom_features wacom_features_0x20 =
4405 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4406 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4407 static const struct wacom_features wacom_features_0x21 =
4408 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4409 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4410 static const struct wacom_features wacom_features_0x22 =
4411 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4412 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4413 static const struct wacom_features wacom_features_0x23 =
4414 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4415 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4416 static const struct wacom_features wacom_features_0x24 =
4417 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4418 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4419 static const struct wacom_features wacom_features_0x30 =
4420 	{ "Wacom PL400", 5408, 4056, 255, 0,
4421 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4422 static const struct wacom_features wacom_features_0x31 =
4423 	{ "Wacom PL500", 6144, 4608, 255, 0,
4424 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4425 static const struct wacom_features wacom_features_0x32 =
4426 	{ "Wacom PL600", 6126, 4604, 255, 0,
4427 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4428 static const struct wacom_features wacom_features_0x33 =
4429 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4430 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4431 static const struct wacom_features wacom_features_0x34 =
4432 	{ "Wacom PL550", 6144, 4608, 511, 0,
4433 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4434 static const struct wacom_features wacom_features_0x35 =
4435 	{ "Wacom PL800", 7220, 5780, 511, 0,
4436 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4437 static const struct wacom_features wacom_features_0x37 =
4438 	{ "Wacom PL700", 6758, 5406, 511, 0,
4439 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4440 static const struct wacom_features wacom_features_0x38 =
4441 	{ "Wacom PL510", 6282, 4762, 511, 0,
4442 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4443 static const struct wacom_features wacom_features_0x39 =
4444 	{ "Wacom DTU710", 34080, 27660, 511, 0,
4445 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4446 static const struct wacom_features wacom_features_0xC4 =
4447 	{ "Wacom DTF521", 6282, 4762, 511, 0,
4448 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4449 static const struct wacom_features wacom_features_0xC0 =
4450 	{ "Wacom DTF720", 6858, 5506, 511, 0,
4451 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4452 static const struct wacom_features wacom_features_0xC2 =
4453 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4454 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4455 static const struct wacom_features wacom_features_0x03 =
4456 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4457 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4458 static const struct wacom_features wacom_features_0x41 =
4459 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4460 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4461 static const struct wacom_features wacom_features_0x42 =
4462 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4463 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4464 static const struct wacom_features wacom_features_0x43 =
4465 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4466 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4467 static const struct wacom_features wacom_features_0x44 =
4468 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4469 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4470 static const struct wacom_features wacom_features_0x45 =
4471 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4472 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4473 static const struct wacom_features wacom_features_0xB0 =
4474 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4475 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4476 static const struct wacom_features wacom_features_0xB1 =
4477 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4478 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4479 static const struct wacom_features wacom_features_0xB2 =
4480 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4481 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4482 static const struct wacom_features wacom_features_0xB3 =
4483 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4484 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4485 static const struct wacom_features wacom_features_0xB4 =
4486 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4487 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4488 static const struct wacom_features wacom_features_0xB5 =
4489 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4490 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4491 static const struct wacom_features wacom_features_0xB7 =
4492 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4493 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4494 static const struct wacom_features wacom_features_0xB8 =
4495 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4496 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4497 static const struct wacom_features wacom_features_0xB9 =
4498 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4499 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4500 static const struct wacom_features wacom_features_0xBA =
4501 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4502 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4503 static const struct wacom_features wacom_features_0xBB =
4504 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4505 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4506 static const struct wacom_features wacom_features_0xBC =
4507 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4508 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4509 static const struct wacom_features wacom_features_0xBD =
4510 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4511 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4512 static const struct wacom_features wacom_features_0x26 =
4513 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4514 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4515 static const struct wacom_features wacom_features_0x27 =
4516 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4517 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4518 static const struct wacom_features wacom_features_0x28 =
4519 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4520 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4521 static const struct wacom_features wacom_features_0x29 =
4522 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4523 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4524 static const struct wacom_features wacom_features_0x2A =
4525 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4526 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4527 static const struct wacom_features wacom_features_0x314 =
4528 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4529 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4530 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4531 static const struct wacom_features wacom_features_0x315 =
4532 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4533 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4534 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4535 static const struct wacom_features wacom_features_0x317 =
4536 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4537 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4538 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4539 static const struct wacom_features wacom_features_0xF4 =
4540 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4541 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4542 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4543 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4544 static const struct wacom_features wacom_features_0xF8 =
4545 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4546 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4547 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4548 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4549 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4550 static const struct wacom_features wacom_features_0xF6 =
4551 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4552 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4553 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4554 static const struct wacom_features wacom_features_0x32A =
4555 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4556 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4557 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4558 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4559 static const struct wacom_features wacom_features_0x32B =
4560 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4561 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4562 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4563 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4564 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4565 static const struct wacom_features wacom_features_0x32C =
4566 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4567 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4568 static const struct wacom_features wacom_features_0x3F =
4569 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4570 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4571 static const struct wacom_features wacom_features_0xC5 =
4572 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4573 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4574 static const struct wacom_features wacom_features_0xC6 =
4575 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4576 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4577 static const struct wacom_features wacom_features_0x304 =
4578 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4579 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4580 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4581 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4582 static const struct wacom_features wacom_features_0x333 =
4583 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4584 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4585 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4586 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4587 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4588 static const struct wacom_features wacom_features_0x335 =
4589 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4590 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4591 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4592 static const struct wacom_features wacom_features_0xC7 =
4593 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4594 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4595 static const struct wacom_features wacom_features_0xCE =
4596 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4597 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4598 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4599 static const struct wacom_features wacom_features_0xF0 =
4600 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4601 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4602 static const struct wacom_features wacom_features_0xFB =
4603 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4604 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4605 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4606 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4607 static const struct wacom_features wacom_features_0x32F =
4608 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4609 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4610 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4611 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4612 static const struct wacom_features wacom_features_0x336 =
4613 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4614 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4615 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4616 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4617 static const struct wacom_features wacom_features_0x57 =
4618 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4619 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4620 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4621 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4622 static const struct wacom_features wacom_features_0x59 = /* Pen */
4623 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4624 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4625 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4626 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4627 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4628 static const struct wacom_features wacom_features_0x5D = /* Touch */
4629 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4630 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4631 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4632 static const struct wacom_features wacom_features_0xCC =
4633 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4634 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4635 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4636 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4637 static const struct wacom_features wacom_features_0xFA =
4638 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4639 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4640 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4641 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4642 static const struct wacom_features wacom_features_0x5B =
4643 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4644 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4645 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4646 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4647 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4648 static const struct wacom_features wacom_features_0x5E =
4649 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4650 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4651 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4652 static const struct wacom_features wacom_features_0x90 =
4653 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4654 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4655 static const struct wacom_features wacom_features_0x93 =
4656 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4657 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4658 static const struct wacom_features wacom_features_0x97 =
4659 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4660 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4661 static const struct wacom_features wacom_features_0x9A =
4662 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4663 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4664 static const struct wacom_features wacom_features_0x9F =
4665 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4666 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4667 static const struct wacom_features wacom_features_0xE2 =
4668 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4669 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4670 static const struct wacom_features wacom_features_0xE3 =
4671 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4672 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4673 static const struct wacom_features wacom_features_0xE5 =
4674 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4675 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4676 static const struct wacom_features wacom_features_0xE6 =
4677 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4678 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4679 static const struct wacom_features wacom_features_0xEC =
4680 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4681 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4682 static const struct wacom_features wacom_features_0xED =
4683 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4684 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4685 static const struct wacom_features wacom_features_0xEF =
4686 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4687 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4688 static const struct wacom_features wacom_features_0x100 =
4689 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4690 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4691 static const struct wacom_features wacom_features_0x101 =
4692 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4693 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4694 static const struct wacom_features wacom_features_0x10D =
4695 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4696 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4697 static const struct wacom_features wacom_features_0x10E =
4698 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4699 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4700 static const struct wacom_features wacom_features_0x10F =
4701 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4702 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4703 static const struct wacom_features wacom_features_0x116 =
4704 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4705 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4706 static const struct wacom_features wacom_features_0x12C =
4707 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4708 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4709 static const struct wacom_features wacom_features_0x4001 =
4710 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4711 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4712 static const struct wacom_features wacom_features_0x4004 =
4713 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4714 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4715 static const struct wacom_features wacom_features_0x5000 =
4716 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4717 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4718 static const struct wacom_features wacom_features_0x5002 =
4719 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4720 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4721 static const struct wacom_features wacom_features_0x47 =
4722 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4723 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4724 static const struct wacom_features wacom_features_0x84 =
4725 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4726 static const struct wacom_features wacom_features_0xD0 =
4727 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4728 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4729 static const struct wacom_features wacom_features_0xD1 =
4730 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4731 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4732 static const struct wacom_features wacom_features_0xD2 =
4733 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4734 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4735 static const struct wacom_features wacom_features_0xD3 =
4736 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4737 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4738 static const struct wacom_features wacom_features_0xD4 =
4739 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4740 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4741 static const struct wacom_features wacom_features_0xD5 =
4742 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4743 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4744 static const struct wacom_features wacom_features_0xD6 =
4745 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4746 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4747 static const struct wacom_features wacom_features_0xD7 =
4748 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4749 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4750 static const struct wacom_features wacom_features_0xD8 =
4751 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4752 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4753 static const struct wacom_features wacom_features_0xDA =
4754 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4755 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4756 static const struct wacom_features wacom_features_0xDB =
4757 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4758 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4759 static const struct wacom_features wacom_features_0xDD =
4760         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4761           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4762 static const struct wacom_features wacom_features_0xDE =
4763         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4764 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4765 static const struct wacom_features wacom_features_0xDF =
4766         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4767 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4768 static const struct wacom_features wacom_features_0x300 =
4769 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4770 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4771 static const struct wacom_features wacom_features_0x301 =
4772 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4773 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4774 static const struct wacom_features wacom_features_0x302 =
4775 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4776 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4777 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4778 static const struct wacom_features wacom_features_0x303 =
4779 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4780 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4781 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4782 static const struct wacom_features wacom_features_0x30E =
4783 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4784 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4785 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4786 static const struct wacom_features wacom_features_0x6004 =
4787 	{ "ISD-V4", 12800, 8000, 255, 0,
4788 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4789 static const struct wacom_features wacom_features_0x307 =
4790 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4791 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4792 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4793 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4794 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4795 static const struct wacom_features wacom_features_0x309 =
4796 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4797 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4798 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4799 static const struct wacom_features wacom_features_0x30A =
4800 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4801 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4802 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4803 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4804 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4805 static const struct wacom_features wacom_features_0x30C =
4806 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4807 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4808 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4809 static const struct wacom_features wacom_features_0x318 =
4810 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4811 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4812 static const struct wacom_features wacom_features_0x319 =
4813 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4814 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4815 static const struct wacom_features wacom_features_0x325 =
4816 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4817 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4818 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4819 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4820 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4821 static const struct wacom_features wacom_features_0x326 = /* Touch */
4822 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4823 	  .oPid = 0x325 };
4824 static const struct wacom_features wacom_features_0x323 =
4825 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4826 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4827 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4828 static const struct wacom_features wacom_features_0x331 =
4829 	{ "Wacom Express Key Remote", .type = REMOTE,
4830 	  .numbered_buttons = 18, .check_for_hid_type = true,
4831 	  .hid_type = HID_TYPE_USBNONE };
4832 static const struct wacom_features wacom_features_0x33B =
4833 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4834 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4835 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4836 static const struct wacom_features wacom_features_0x33C =
4837 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4838 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4839 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4840 static const struct wacom_features wacom_features_0x33D =
4841 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4842 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4843 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4844 static const struct wacom_features wacom_features_0x33E =
4845 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4846 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4847 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4848 static const struct wacom_features wacom_features_0x343 =
4849 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4850 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4851 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4852 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4853 static const struct wacom_features wacom_features_0x360 =
4854 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4855 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4856 static const struct wacom_features wacom_features_0x361 =
4857 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4858 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4859 static const struct wacom_features wacom_features_0x377 =
4860 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4861 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4862 static const struct wacom_features wacom_features_0x379 =
4863 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4864 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4865 static const struct wacom_features wacom_features_0x37A =
4866 	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4867 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4868 static const struct wacom_features wacom_features_0x37B =
4869 	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4870 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4871 static const struct wacom_features wacom_features_0x393 =
4872 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4873 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4874 	  .touch_max = 10 };
4875 static const struct wacom_features wacom_features_0x3c6 =
4876 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4877 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4878 static const struct wacom_features wacom_features_0x3c8 =
4879 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4880 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4881 static const struct wacom_features wacom_features_0x3dd =
4882 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4883 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4884 	  .touch_max = 10 };
4885 
4886 static const struct wacom_features wacom_features_HID_ANY_ID =
4887 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4888 
4889 static const struct wacom_features wacom_features_0x94 =
4890 	{ "Wacom Bootloader", .type = BOOTLOADER };
4891 
4892 #define USB_DEVICE_WACOM(prod)						\
4893 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4894 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4895 
4896 #define BT_DEVICE_WACOM(prod)						\
4897 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4898 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4899 
4900 #define I2C_DEVICE_WACOM(prod)						\
4901 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4902 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4903 
4904 #define USB_DEVICE_LENOVO(prod)					\
4905 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4906 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4907 
4908 const struct hid_device_id wacom_ids[] = {
4909 	{ USB_DEVICE_WACOM(0x00) },
4910 	{ USB_DEVICE_WACOM(0x03) },
4911 	{ USB_DEVICE_WACOM(0x10) },
4912 	{ USB_DEVICE_WACOM(0x11) },
4913 	{ USB_DEVICE_WACOM(0x12) },
4914 	{ USB_DEVICE_WACOM(0x13) },
4915 	{ USB_DEVICE_WACOM(0x14) },
4916 	{ USB_DEVICE_WACOM(0x15) },
4917 	{ USB_DEVICE_WACOM(0x16) },
4918 	{ USB_DEVICE_WACOM(0x17) },
4919 	{ USB_DEVICE_WACOM(0x18) },
4920 	{ USB_DEVICE_WACOM(0x19) },
4921 	{ USB_DEVICE_WACOM(0x20) },
4922 	{ USB_DEVICE_WACOM(0x21) },
4923 	{ USB_DEVICE_WACOM(0x22) },
4924 	{ USB_DEVICE_WACOM(0x23) },
4925 	{ USB_DEVICE_WACOM(0x24) },
4926 	{ USB_DEVICE_WACOM(0x26) },
4927 	{ USB_DEVICE_WACOM(0x27) },
4928 	{ USB_DEVICE_WACOM(0x28) },
4929 	{ USB_DEVICE_WACOM(0x29) },
4930 	{ USB_DEVICE_WACOM(0x2A) },
4931 	{ USB_DEVICE_WACOM(0x30) },
4932 	{ USB_DEVICE_WACOM(0x31) },
4933 	{ USB_DEVICE_WACOM(0x32) },
4934 	{ USB_DEVICE_WACOM(0x33) },
4935 	{ USB_DEVICE_WACOM(0x34) },
4936 	{ USB_DEVICE_WACOM(0x35) },
4937 	{ USB_DEVICE_WACOM(0x37) },
4938 	{ USB_DEVICE_WACOM(0x38) },
4939 	{ USB_DEVICE_WACOM(0x39) },
4940 	{ USB_DEVICE_WACOM(0x3F) },
4941 	{ USB_DEVICE_WACOM(0x41) },
4942 	{ USB_DEVICE_WACOM(0x42) },
4943 	{ USB_DEVICE_WACOM(0x43) },
4944 	{ USB_DEVICE_WACOM(0x44) },
4945 	{ USB_DEVICE_WACOM(0x45) },
4946 	{ USB_DEVICE_WACOM(0x47) },
4947 	{ USB_DEVICE_WACOM(0x57) },
4948 	{ USB_DEVICE_WACOM(0x59) },
4949 	{ USB_DEVICE_WACOM(0x5B) },
4950 	{ USB_DEVICE_WACOM(0x5D) },
4951 	{ USB_DEVICE_WACOM(0x5E) },
4952 	{ USB_DEVICE_WACOM(0x60) },
4953 	{ USB_DEVICE_WACOM(0x61) },
4954 	{ USB_DEVICE_WACOM(0x62) },
4955 	{ USB_DEVICE_WACOM(0x63) },
4956 	{ USB_DEVICE_WACOM(0x64) },
4957 	{ USB_DEVICE_WACOM(0x65) },
4958 	{ USB_DEVICE_WACOM(0x69) },
4959 	{ USB_DEVICE_WACOM(0x6A) },
4960 	{ USB_DEVICE_WACOM(0x6B) },
4961 	{ BT_DEVICE_WACOM(0x81) },
4962 	{ USB_DEVICE_WACOM(0x84) },
4963 	{ USB_DEVICE_WACOM(0x90) },
4964 	{ USB_DEVICE_WACOM(0x93) },
4965 	{ USB_DEVICE_WACOM(0x94) },
4966 	{ USB_DEVICE_WACOM(0x97) },
4967 	{ USB_DEVICE_WACOM(0x9A) },
4968 	{ USB_DEVICE_WACOM(0x9F) },
4969 	{ USB_DEVICE_WACOM(0xB0) },
4970 	{ USB_DEVICE_WACOM(0xB1) },
4971 	{ USB_DEVICE_WACOM(0xB2) },
4972 	{ USB_DEVICE_WACOM(0xB3) },
4973 	{ USB_DEVICE_WACOM(0xB4) },
4974 	{ USB_DEVICE_WACOM(0xB5) },
4975 	{ USB_DEVICE_WACOM(0xB7) },
4976 	{ USB_DEVICE_WACOM(0xB8) },
4977 	{ USB_DEVICE_WACOM(0xB9) },
4978 	{ USB_DEVICE_WACOM(0xBA) },
4979 	{ USB_DEVICE_WACOM(0xBB) },
4980 	{ USB_DEVICE_WACOM(0xBC) },
4981 	{ BT_DEVICE_WACOM(0xBD) },
4982 	{ USB_DEVICE_WACOM(0xC0) },
4983 	{ USB_DEVICE_WACOM(0xC2) },
4984 	{ USB_DEVICE_WACOM(0xC4) },
4985 	{ USB_DEVICE_WACOM(0xC5) },
4986 	{ USB_DEVICE_WACOM(0xC6) },
4987 	{ USB_DEVICE_WACOM(0xC7) },
4988 	{ USB_DEVICE_WACOM(0xCC) },
4989 	{ USB_DEVICE_WACOM(0xCE) },
4990 	{ USB_DEVICE_WACOM(0xD0) },
4991 	{ USB_DEVICE_WACOM(0xD1) },
4992 	{ USB_DEVICE_WACOM(0xD2) },
4993 	{ USB_DEVICE_WACOM(0xD3) },
4994 	{ USB_DEVICE_WACOM(0xD4) },
4995 	{ USB_DEVICE_WACOM(0xD5) },
4996 	{ USB_DEVICE_WACOM(0xD6) },
4997 	{ USB_DEVICE_WACOM(0xD7) },
4998 	{ USB_DEVICE_WACOM(0xD8) },
4999 	{ USB_DEVICE_WACOM(0xDA) },
5000 	{ USB_DEVICE_WACOM(0xDB) },
5001 	{ USB_DEVICE_WACOM(0xDD) },
5002 	{ USB_DEVICE_WACOM(0xDE) },
5003 	{ USB_DEVICE_WACOM(0xDF) },
5004 	{ USB_DEVICE_WACOM(0xE2) },
5005 	{ USB_DEVICE_WACOM(0xE3) },
5006 	{ USB_DEVICE_WACOM(0xE5) },
5007 	{ USB_DEVICE_WACOM(0xE6) },
5008 	{ USB_DEVICE_WACOM(0xEC) },
5009 	{ USB_DEVICE_WACOM(0xED) },
5010 	{ USB_DEVICE_WACOM(0xEF) },
5011 	{ USB_DEVICE_WACOM(0xF0) },
5012 	{ USB_DEVICE_WACOM(0xF4) },
5013 	{ USB_DEVICE_WACOM(0xF6) },
5014 	{ USB_DEVICE_WACOM(0xF8) },
5015 	{ USB_DEVICE_WACOM(0xFA) },
5016 	{ USB_DEVICE_WACOM(0xFB) },
5017 	{ USB_DEVICE_WACOM(0x100) },
5018 	{ USB_DEVICE_WACOM(0x101) },
5019 	{ USB_DEVICE_WACOM(0x10D) },
5020 	{ USB_DEVICE_WACOM(0x10E) },
5021 	{ USB_DEVICE_WACOM(0x10F) },
5022 	{ USB_DEVICE_WACOM(0x116) },
5023 	{ USB_DEVICE_WACOM(0x12C) },
5024 	{ USB_DEVICE_WACOM(0x300) },
5025 	{ USB_DEVICE_WACOM(0x301) },
5026 	{ USB_DEVICE_WACOM(0x302) },
5027 	{ USB_DEVICE_WACOM(0x303) },
5028 	{ USB_DEVICE_WACOM(0x304) },
5029 	{ USB_DEVICE_WACOM(0x307) },
5030 	{ USB_DEVICE_WACOM(0x309) },
5031 	{ USB_DEVICE_WACOM(0x30A) },
5032 	{ USB_DEVICE_WACOM(0x30C) },
5033 	{ USB_DEVICE_WACOM(0x30E) },
5034 	{ USB_DEVICE_WACOM(0x314) },
5035 	{ USB_DEVICE_WACOM(0x315) },
5036 	{ USB_DEVICE_WACOM(0x317) },
5037 	{ USB_DEVICE_WACOM(0x318) },
5038 	{ USB_DEVICE_WACOM(0x319) },
5039 	{ USB_DEVICE_WACOM(0x323) },
5040 	{ USB_DEVICE_WACOM(0x325) },
5041 	{ USB_DEVICE_WACOM(0x326) },
5042 	{ USB_DEVICE_WACOM(0x32A) },
5043 	{ USB_DEVICE_WACOM(0x32B) },
5044 	{ USB_DEVICE_WACOM(0x32C) },
5045 	{ USB_DEVICE_WACOM(0x32F) },
5046 	{ USB_DEVICE_WACOM(0x331) },
5047 	{ USB_DEVICE_WACOM(0x333) },
5048 	{ USB_DEVICE_WACOM(0x335) },
5049 	{ USB_DEVICE_WACOM(0x336) },
5050 	{ USB_DEVICE_WACOM(0x33B) },
5051 	{ USB_DEVICE_WACOM(0x33C) },
5052 	{ USB_DEVICE_WACOM(0x33D) },
5053 	{ USB_DEVICE_WACOM(0x33E) },
5054 	{ USB_DEVICE_WACOM(0x343) },
5055 	{ BT_DEVICE_WACOM(0x360) },
5056 	{ BT_DEVICE_WACOM(0x361) },
5057 	{ BT_DEVICE_WACOM(0x377) },
5058 	{ BT_DEVICE_WACOM(0x379) },
5059 	{ USB_DEVICE_WACOM(0x37A) },
5060 	{ USB_DEVICE_WACOM(0x37B) },
5061 	{ BT_DEVICE_WACOM(0x393) },
5062 	{ BT_DEVICE_WACOM(0x3c6) },
5063 	{ BT_DEVICE_WACOM(0x3c8) },
5064 	{ BT_DEVICE_WACOM(0x3dd) },
5065 	{ USB_DEVICE_WACOM(0x4001) },
5066 	{ USB_DEVICE_WACOM(0x4004) },
5067 	{ USB_DEVICE_WACOM(0x5000) },
5068 	{ USB_DEVICE_WACOM(0x5002) },
5069 	{ USB_DEVICE_LENOVO(0x6004) },
5070 
5071 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
5072 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
5073 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
5074 	{ }
5075 };
5076 MODULE_DEVICE_TABLE(hid, wacom_ids);
5077