xref: /openbmc/linux/drivers/hid/wacom_wac.c (revision 193b1fc1)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  USB Wacom tablet support - Wacom specific code
4  */
5 
6 #include "wacom_wac.h"
7 #include "wacom.h"
8 #include <linux/input/mt.h>
9 #include <linux/jiffies.h>
10 
11 /* resolution for penabled devices */
12 #define WACOM_PL_RES		20
13 #define WACOM_PENPRTN_RES	40
14 #define WACOM_VOLITO_RES	50
15 #define WACOM_GRAPHIRE_RES	80
16 #define WACOM_INTUOS_RES	100
17 #define WACOM_INTUOS3_RES	200
18 
19 /* Newer Cintiq and DTU have an offset between tablet and screen areas */
20 #define WACOM_DTU_OFFSET	200
21 #define WACOM_CINTIQ_OFFSET	400
22 
23 /*
24  * Scale factor relating reported contact size to logical contact area.
25  * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo
26  */
27 #define WACOM_CONTACT_AREA_SCALE 2607
28 
29 static bool touch_arbitration = 1;
30 module_param(touch_arbitration, bool, 0644);
31 MODULE_PARM_DESC(touch_arbitration, " on (Y) off (N)");
32 
33 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
34 				int button_count, int mask);
35 
36 static int wacom_numbered_button_to_key(int n);
37 
38 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
39 			     int group);
40 
41 static void wacom_force_proxout(struct wacom_wac *wacom_wac)
42 {
43 	struct input_dev *input = wacom_wac->pen_input;
44 
45 	wacom_wac->shared->stylus_in_proximity = 0;
46 
47 	input_report_key(input, BTN_TOUCH, 0);
48 	input_report_key(input, BTN_STYLUS, 0);
49 	input_report_key(input, BTN_STYLUS2, 0);
50 	input_report_key(input, BTN_STYLUS3, 0);
51 	input_report_key(input, wacom_wac->tool[0], 0);
52 	if (wacom_wac->serial[0]) {
53 		input_report_abs(input, ABS_MISC, 0);
54 	}
55 	input_report_abs(input, ABS_PRESSURE, 0);
56 
57 	wacom_wac->tool[0] = 0;
58 	wacom_wac->id[0] = 0;
59 	wacom_wac->serial[0] = 0;
60 
61 	input_sync(input);
62 }
63 
64 void wacom_idleprox_timeout(struct timer_list *list)
65 {
66 	struct wacom *wacom = from_timer(wacom, list, idleprox_timer);
67 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
68 
69 	if (!wacom_wac->hid_data.sense_state) {
70 		return;
71 	}
72 
73 	hid_warn(wacom->hdev, "%s: tool appears to be hung in-prox. forcing it out.\n", __func__);
74 	wacom_force_proxout(wacom_wac);
75 }
76 
77 /*
78  * Percent of battery capacity for Graphire.
79  * 8th value means AC online and show 100% capacity.
80  */
81 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
82 
83 /*
84  * Percent of battery capacity for Intuos4 WL, AC has a separate bit.
85  */
86 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
87 
88 static void __wacom_notify_battery(struct wacom_battery *battery,
89 				   int bat_status, int bat_capacity,
90 				   bool bat_charging, bool bat_connected,
91 				   bool ps_connected)
92 {
93 	bool changed = battery->bat_status       != bat_status    ||
94 		       battery->battery_capacity != bat_capacity  ||
95 		       battery->bat_charging     != bat_charging  ||
96 		       battery->bat_connected    != bat_connected ||
97 		       battery->ps_connected     != ps_connected;
98 
99 	if (changed) {
100 		battery->bat_status = bat_status;
101 		battery->battery_capacity = bat_capacity;
102 		battery->bat_charging = bat_charging;
103 		battery->bat_connected = bat_connected;
104 		battery->ps_connected = ps_connected;
105 
106 		if (battery->battery)
107 			power_supply_changed(battery->battery);
108 	}
109 }
110 
111 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
112 	int bat_status, int bat_capacity, bool bat_charging,
113 	bool bat_connected, bool ps_connected)
114 {
115 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
116 	bool bat_initialized = wacom->battery.battery;
117 	bool has_quirk = wacom_wac->features.quirks & WACOM_QUIRK_BATTERY;
118 
119 	if (bat_initialized != has_quirk)
120 		wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
121 
122 	__wacom_notify_battery(&wacom->battery, bat_status, bat_capacity,
123 			       bat_charging, bat_connected, ps_connected);
124 }
125 
126 static int wacom_penpartner_irq(struct wacom_wac *wacom)
127 {
128 	unsigned char *data = wacom->data;
129 	struct input_dev *input = wacom->pen_input;
130 
131 	switch (data[0]) {
132 	case 1:
133 		if (data[5] & 0x80) {
134 			wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
135 			wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
136 			input_report_key(input, wacom->tool[0], 1);
137 			input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
138 			input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
139 			input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
140 			input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
141 			input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
142 			input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
143 		} else {
144 			input_report_key(input, wacom->tool[0], 0);
145 			input_report_abs(input, ABS_MISC, 0); /* report tool id */
146 			input_report_abs(input, ABS_PRESSURE, -1);
147 			input_report_key(input, BTN_TOUCH, 0);
148 		}
149 		break;
150 
151 	case 2:
152 		input_report_key(input, BTN_TOOL_PEN, 1);
153 		input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
154 		input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
155 		input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
156 		input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
157 		input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
158 		input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
159 		break;
160 
161 	default:
162 		dev_dbg(input->dev.parent,
163 			"%s: received unknown report #%d\n", __func__, data[0]);
164 		return 0;
165         }
166 
167 	return 1;
168 }
169 
170 static int wacom_pl_irq(struct wacom_wac *wacom)
171 {
172 	struct wacom_features *features = &wacom->features;
173 	unsigned char *data = wacom->data;
174 	struct input_dev *input = wacom->pen_input;
175 	int prox, pressure;
176 
177 	if (data[0] != WACOM_REPORT_PENABLED) {
178 		dev_dbg(input->dev.parent,
179 			"%s: received unknown report #%d\n", __func__, data[0]);
180 		return 0;
181 	}
182 
183 	prox = data[1] & 0x40;
184 
185 	if (!wacom->id[0]) {
186 		if ((data[0] & 0x10) || (data[4] & 0x20)) {
187 			wacom->tool[0] = BTN_TOOL_RUBBER;
188 			wacom->id[0] = ERASER_DEVICE_ID;
189 		}
190 		else {
191 			wacom->tool[0] = BTN_TOOL_PEN;
192 			wacom->id[0] = STYLUS_DEVICE_ID;
193 		}
194 	}
195 
196 	/* If the eraser is in prox, STYLUS2 is always set. If we
197 	 * mis-detected the type and notice that STYLUS2 isn't set
198 	 * then force the eraser out of prox and let the pen in.
199 	 */
200 	if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
201 		input_report_key(input, BTN_TOOL_RUBBER, 0);
202 		input_report_abs(input, ABS_MISC, 0);
203 		input_sync(input);
204 		wacom->tool[0] = BTN_TOOL_PEN;
205 		wacom->id[0] = STYLUS_DEVICE_ID;
206 	}
207 
208 	if (prox) {
209 		pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
210 		if (features->pressure_max > 255)
211 			pressure = (pressure << 1) | ((data[4] >> 6) & 1);
212 		pressure += (features->pressure_max + 1) / 2;
213 
214 		input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
215 		input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
216 		input_report_abs(input, ABS_PRESSURE, pressure);
217 
218 		input_report_key(input, BTN_TOUCH, data[4] & 0x08);
219 		input_report_key(input, BTN_STYLUS, data[4] & 0x10);
220 		/* Only allow the stylus2 button to be reported for the pen tool. */
221 		input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
222 	}
223 
224 	if (!prox)
225 		wacom->id[0] = 0;
226 	input_report_key(input, wacom->tool[0], prox);
227 	input_report_abs(input, ABS_MISC, wacom->id[0]);
228 	return 1;
229 }
230 
231 static int wacom_ptu_irq(struct wacom_wac *wacom)
232 {
233 	unsigned char *data = wacom->data;
234 	struct input_dev *input = wacom->pen_input;
235 
236 	if (data[0] != WACOM_REPORT_PENABLED) {
237 		dev_dbg(input->dev.parent,
238 			"%s: received unknown report #%d\n", __func__, data[0]);
239 		return 0;
240 	}
241 
242 	if (data[1] & 0x04) {
243 		input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
244 		input_report_key(input, BTN_TOUCH, data[1] & 0x08);
245 		wacom->id[0] = ERASER_DEVICE_ID;
246 	} else {
247 		input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
248 		input_report_key(input, BTN_TOUCH, data[1] & 0x01);
249 		wacom->id[0] = STYLUS_DEVICE_ID;
250 	}
251 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
252 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
253 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
254 	input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
255 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
256 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
257 	return 1;
258 }
259 
260 static int wacom_dtu_irq(struct wacom_wac *wacom)
261 {
262 	unsigned char *data = wacom->data;
263 	struct input_dev *input = wacom->pen_input;
264 	int prox = data[1] & 0x20;
265 
266 	dev_dbg(input->dev.parent,
267 		"%s: received report #%d", __func__, data[0]);
268 
269 	if (prox) {
270 		/* Going into proximity select tool */
271 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
272 		if (wacom->tool[0] == BTN_TOOL_PEN)
273 			wacom->id[0] = STYLUS_DEVICE_ID;
274 		else
275 			wacom->id[0] = ERASER_DEVICE_ID;
276 	}
277 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
278 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
279 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
280 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
281 	input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
282 	input_report_key(input, BTN_TOUCH, data[1] & 0x05);
283 	if (!prox) /* out-prox */
284 		wacom->id[0] = 0;
285 	input_report_key(input, wacom->tool[0], prox);
286 	input_report_abs(input, ABS_MISC, wacom->id[0]);
287 	return 1;
288 }
289 
290 static int wacom_dtus_irq(struct wacom_wac *wacom)
291 {
292 	unsigned char *data = wacom->data;
293 	struct input_dev *input = wacom->pen_input;
294 	unsigned short prox, pressure = 0;
295 
296 	if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
297 		dev_dbg(input->dev.parent,
298 			"%s: received unknown report #%d", __func__, data[0]);
299 		return 0;
300 	} else if (data[0] == WACOM_REPORT_DTUSPAD) {
301 		input = wacom->pad_input;
302 		input_report_key(input, BTN_0, (data[1] & 0x01));
303 		input_report_key(input, BTN_1, (data[1] & 0x02));
304 		input_report_key(input, BTN_2, (data[1] & 0x04));
305 		input_report_key(input, BTN_3, (data[1] & 0x08));
306 		input_report_abs(input, ABS_MISC,
307 				 data[1] & 0x0f ? PAD_DEVICE_ID : 0);
308 		return 1;
309 	} else {
310 		prox = data[1] & 0x80;
311 		if (prox) {
312 			switch ((data[1] >> 3) & 3) {
313 			case 1: /* Rubber */
314 				wacom->tool[0] = BTN_TOOL_RUBBER;
315 				wacom->id[0] = ERASER_DEVICE_ID;
316 				break;
317 
318 			case 2: /* Pen */
319 				wacom->tool[0] = BTN_TOOL_PEN;
320 				wacom->id[0] = STYLUS_DEVICE_ID;
321 				break;
322 			}
323 		}
324 
325 		input_report_key(input, BTN_STYLUS, data[1] & 0x20);
326 		input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
327 		input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
328 		input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
329 		pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
330 		input_report_abs(input, ABS_PRESSURE, pressure);
331 		input_report_key(input, BTN_TOUCH, pressure > 10);
332 
333 		if (!prox) /* out-prox */
334 			wacom->id[0] = 0;
335 		input_report_key(input, wacom->tool[0], prox);
336 		input_report_abs(input, ABS_MISC, wacom->id[0]);
337 		return 1;
338 	}
339 }
340 
341 static int wacom_graphire_irq(struct wacom_wac *wacom)
342 {
343 	struct wacom_features *features = &wacom->features;
344 	unsigned char *data = wacom->data;
345 	struct input_dev *input = wacom->pen_input;
346 	struct input_dev *pad_input = wacom->pad_input;
347 	int battery_capacity, ps_connected;
348 	int prox;
349 	int rw = 0;
350 	int retval = 0;
351 
352 	if (features->type == GRAPHIRE_BT) {
353 		if (data[0] != WACOM_REPORT_PENABLED_BT) {
354 			dev_dbg(input->dev.parent,
355 				"%s: received unknown report #%d\n", __func__,
356 				data[0]);
357 			goto exit;
358 		}
359 	} else if (data[0] != WACOM_REPORT_PENABLED) {
360 		dev_dbg(input->dev.parent,
361 			"%s: received unknown report #%d\n", __func__, data[0]);
362 		goto exit;
363 	}
364 
365 	prox = data[1] & 0x80;
366 	if (prox || wacom->id[0]) {
367 		if (prox) {
368 			switch ((data[1] >> 5) & 3) {
369 
370 			case 0:	/* Pen */
371 				wacom->tool[0] = BTN_TOOL_PEN;
372 				wacom->id[0] = STYLUS_DEVICE_ID;
373 				break;
374 
375 			case 1: /* Rubber */
376 				wacom->tool[0] = BTN_TOOL_RUBBER;
377 				wacom->id[0] = ERASER_DEVICE_ID;
378 				break;
379 
380 			case 2: /* Mouse with wheel */
381 				input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
382 				fallthrough;
383 
384 			case 3: /* Mouse without wheel */
385 				wacom->tool[0] = BTN_TOOL_MOUSE;
386 				wacom->id[0] = CURSOR_DEVICE_ID;
387 				break;
388 			}
389 		}
390 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
391 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
392 		if (wacom->tool[0] != BTN_TOOL_MOUSE) {
393 			if (features->type == GRAPHIRE_BT)
394 				input_report_abs(input, ABS_PRESSURE, data[6] |
395 					(((__u16) (data[1] & 0x08)) << 5));
396 			else
397 				input_report_abs(input, ABS_PRESSURE, data[6] |
398 					((data[7] & 0x03) << 8));
399 			input_report_key(input, BTN_TOUCH, data[1] & 0x01);
400 			input_report_key(input, BTN_STYLUS, data[1] & 0x02);
401 			input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
402 		} else {
403 			input_report_key(input, BTN_LEFT, data[1] & 0x01);
404 			input_report_key(input, BTN_RIGHT, data[1] & 0x02);
405 			if (features->type == WACOM_G4 ||
406 					features->type == WACOM_MO) {
407 				input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
408 				rw = (data[7] & 0x04) - (data[7] & 0x03);
409 			} else if (features->type == GRAPHIRE_BT) {
410 				/* Compute distance between mouse and tablet */
411 				rw = 44 - (data[6] >> 2);
412 				rw = clamp_val(rw, 0, 31);
413 				input_report_abs(input, ABS_DISTANCE, rw);
414 				if (((data[1] >> 5) & 3) == 2) {
415 					/* Mouse with wheel */
416 					input_report_key(input, BTN_MIDDLE,
417 							data[1] & 0x04);
418 					rw = (data[6] & 0x01) ? -1 :
419 						(data[6] & 0x02) ? 1 : 0;
420 				} else {
421 					rw = 0;
422 				}
423 			} else {
424 				input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
425 				rw = -(signed char)data[6];
426 			}
427 			input_report_rel(input, REL_WHEEL, rw);
428 		}
429 
430 		if (!prox)
431 			wacom->id[0] = 0;
432 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
433 		input_report_key(input, wacom->tool[0], prox);
434 		input_sync(input); /* sync last event */
435 	}
436 
437 	/* send pad data */
438 	switch (features->type) {
439 	case WACOM_G4:
440 		prox = data[7] & 0xf8;
441 		if (prox || wacom->id[1]) {
442 			wacom->id[1] = PAD_DEVICE_ID;
443 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
444 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
445 			rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
446 			input_report_rel(pad_input, REL_WHEEL, rw);
447 			if (!prox)
448 				wacom->id[1] = 0;
449 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
450 			retval = 1;
451 		}
452 		break;
453 
454 	case WACOM_MO:
455 		prox = (data[7] & 0xf8) || data[8];
456 		if (prox || wacom->id[1]) {
457 			wacom->id[1] = PAD_DEVICE_ID;
458 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
459 			input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
460 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
461 			input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
462 			input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
463 			if (!prox)
464 				wacom->id[1] = 0;
465 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
466 			retval = 1;
467 		}
468 		break;
469 	case GRAPHIRE_BT:
470 		prox = data[7] & 0x03;
471 		if (prox || wacom->id[1]) {
472 			wacom->id[1] = PAD_DEVICE_ID;
473 			input_report_key(pad_input, BTN_0, (data[7] & 0x02));
474 			input_report_key(pad_input, BTN_1, (data[7] & 0x01));
475 			if (!prox)
476 				wacom->id[1] = 0;
477 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
478 			retval = 1;
479 		}
480 		break;
481 	}
482 
483 	/* Store current battery capacity and power supply state */
484 	if (features->type == GRAPHIRE_BT) {
485 		rw = (data[7] >> 2 & 0x07);
486 		battery_capacity = batcap_gr[rw];
487 		ps_connected = rw == 7;
488 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
489 				     battery_capacity, ps_connected, 1,
490 				     ps_connected);
491 	}
492 exit:
493 	return retval;
494 }
495 
496 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
497 {
498 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
499 	struct wacom_features *features = &wacom_wac->features;
500 	struct hid_report *r;
501 	struct hid_report_enum *re;
502 
503 	re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
504 	if (features->type == INTUOSHT2)
505 		r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
506 	else
507 		r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
508 	if (r) {
509 		hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
510 	}
511 }
512 
513 static int wacom_intuos_pad(struct wacom_wac *wacom)
514 {
515 	struct wacom_features *features = &wacom->features;
516 	unsigned char *data = wacom->data;
517 	struct input_dev *input = wacom->pad_input;
518 	int i;
519 	int buttons = 0, nbuttons = features->numbered_buttons;
520 	int keys = 0, nkeys = 0;
521 	int ring1 = 0, ring2 = 0;
522 	int strip1 = 0, strip2 = 0;
523 	bool prox = false;
524 	bool wrench = false, keyboard = false, mute_touch = false, menu = false,
525 	     info = false;
526 
527 	/* pad packets. Works as a second tool and is always in prox */
528 	if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
529 	      data[0] == WACOM_REPORT_CINTIQPAD))
530 		return 0;
531 
532 	if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
533 		buttons = (data[3] << 1) | (data[2] & 0x01);
534 		ring1 = data[1];
535 	} else if (features->type == DTK) {
536 		buttons = data[6];
537 	} else if (features->type == WACOM_13HD) {
538 		buttons = (data[4] << 1) | (data[3] & 0x01);
539 	} else if (features->type == WACOM_24HD) {
540 		buttons = (data[8] << 8) | data[6];
541 		ring1 = data[1];
542 		ring2 = data[2];
543 
544 		/*
545 		 * Three "buttons" are available on the 24HD which are
546 		 * physically implemented as a touchstrip. Each button
547 		 * is approximately 3 bits wide with a 2 bit spacing.
548 		 * The raw touchstrip bits are stored at:
549 		 *    ((data[3] & 0x1f) << 8) | data[4])
550 		 */
551 		nkeys = 3;
552 		keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
553 		       ((data[4] & 0xE0) ? 1<<1 : 0) |
554 		       ((data[4] & 0x07) ? 1<<0 : 0);
555 		keyboard = !!(data[4] & 0xE0);
556 		info = !!(data[3] & 0x1C);
557 
558 		if (features->oPid) {
559 			mute_touch = !!(data[4] & 0x07);
560 			if (mute_touch)
561 				wacom->shared->is_touch_on =
562 					!wacom->shared->is_touch_on;
563 		} else {
564 			wrench = !!(data[4] & 0x07);
565 		}
566 	} else if (features->type == WACOM_27QHD) {
567 		nkeys = 3;
568 		keys = data[2] & 0x07;
569 
570 		wrench = !!(data[2] & 0x01);
571 		keyboard = !!(data[2] & 0x02);
572 
573 		if (features->oPid) {
574 			mute_touch = !!(data[2] & 0x04);
575 			if (mute_touch)
576 				wacom->shared->is_touch_on =
577 					!wacom->shared->is_touch_on;
578 		} else {
579 			menu = !!(data[2] & 0x04);
580 		}
581 		input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
582 		input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
583 		input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
584 	} else if (features->type == CINTIQ_HYBRID) {
585 		/*
586 		 * Do not send hardware buttons under Android. They
587 		 * are already sent to the system through GPIO (and
588 		 * have different meaning).
589 		 *
590 		 * d-pad right  -> data[4] & 0x10
591 		 * d-pad up     -> data[4] & 0x20
592 		 * d-pad left   -> data[4] & 0x40
593 		 * d-pad down   -> data[4] & 0x80
594 		 * d-pad center -> data[3] & 0x01
595 		 */
596 		buttons = (data[4] << 1) | (data[3] & 0x01);
597 	} else if (features->type == CINTIQ_COMPANION_2) {
598 		/* d-pad right  -> data[2] & 0x10
599 		 * d-pad up     -> data[2] & 0x20
600 		 * d-pad left   -> data[2] & 0x40
601 		 * d-pad down   -> data[2] & 0x80
602 		 * d-pad center -> data[1] & 0x01
603 		 */
604 		buttons = ((data[2] >> 4) << 7) |
605 		          ((data[1] & 0x04) << 4) |
606 		          ((data[2] & 0x0F) << 2) |
607 		          (data[1] & 0x03);
608 	} else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
609 		/*
610 		 * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
611 		 * addition to the mechanical switch. Switch data is
612 		 * stored in data[4], capacitive data in data[5].
613 		 *
614 		 * Touch ring mode switch (data[3]) has no capacitive sensor
615 		 */
616 		buttons = (data[4] << 1) | (data[3] & 0x01);
617 		ring1 = data[2];
618 	} else {
619 		if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
620 			buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
621 			          (data[6] << 1) | (data[5] & 0x01);
622 
623 			if (features->type == WACOM_22HD) {
624 				nkeys = 3;
625 				keys = data[9] & 0x07;
626 
627 				info = !!(data[9] & 0x01);
628 				wrench = !!(data[9] & 0x02);
629 			}
630 		} else {
631 			buttons = ((data[6] & 0x10) << 5)  |
632 			          ((data[5] & 0x10) << 4)  |
633 			          ((data[6] & 0x0F) << 4)  |
634 			          (data[5] & 0x0F);
635 		}
636 		strip1 = ((data[1] & 0x1f) << 8) | data[2];
637 		strip2 = ((data[3] & 0x1f) << 8) | data[4];
638 	}
639 
640 	prox = (buttons & ~(~0U << nbuttons)) | (keys & ~(~0U << nkeys)) |
641 	       (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
642 
643 	wacom_report_numbered_buttons(input, nbuttons, buttons);
644 
645 	for (i = 0; i < nkeys; i++)
646 		input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
647 
648 	input_report_key(input, KEY_BUTTONCONFIG, wrench);
649 	input_report_key(input, KEY_ONSCREEN_KEYBOARD, keyboard);
650 	input_report_key(input, KEY_CONTROLPANEL, menu);
651 	input_report_key(input, KEY_INFO, info);
652 
653 	if (wacom->shared && wacom->shared->touch_input) {
654 		input_report_switch(wacom->shared->touch_input,
655 				    SW_MUTE_DEVICE,
656 				    !wacom->shared->is_touch_on);
657 		input_sync(wacom->shared->touch_input);
658 	}
659 
660 	input_report_abs(input, ABS_RX, strip1);
661 	input_report_abs(input, ABS_RY, strip2);
662 
663 	input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
664 	input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
665 
666 	input_report_key(input, wacom->tool[1], prox ? 1 : 0);
667 	input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
668 
669 	input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
670 
671 	return 1;
672 }
673 
674 static int wacom_intuos_id_mangle(int tool_id)
675 {
676 	return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
677 }
678 
679 static bool wacom_is_art_pen(int tool_id)
680 {
681 	bool is_art_pen = false;
682 
683 	switch (tool_id) {
684 	case 0x885:	/* Intuos3 Marker Pen */
685 	case 0x804:	/* Intuos4/5 13HD/24HD Marker Pen */
686 	case 0x10804:	/* Intuos4/5 13HD/24HD Art Pen */
687 		is_art_pen = true;
688 		break;
689 	}
690 	return is_art_pen;
691 }
692 
693 static int wacom_intuos_get_tool_type(int tool_id)
694 {
695 	int tool_type = BTN_TOOL_PEN;
696 
697 	if (wacom_is_art_pen(tool_id))
698 		return tool_type;
699 
700 	switch (tool_id) {
701 	case 0x812: /* Inking pen */
702 	case 0x801: /* Intuos3 Inking pen */
703 	case 0x12802: /* Intuos4/5 Inking Pen */
704 	case 0x012:
705 		tool_type = BTN_TOOL_PENCIL;
706 		break;
707 
708 	case 0x822: /* Pen */
709 	case 0x842:
710 	case 0x852:
711 	case 0x823: /* Intuos3 Grip Pen */
712 	case 0x813: /* Intuos3 Classic Pen */
713 	case 0x802: /* Intuos4/5 13HD/24HD General Pen */
714 	case 0x8e2: /* IntuosHT2 pen */
715 	case 0x022:
716 	case 0x200: /* Pro Pen 3 */
717 	case 0x10842: /* MobileStudio Pro Pro Pen slim */
718 	case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
719 	case 0x16802: /* Cintiq 13HD Pro Pen */
720 	case 0x18802: /* DTH2242 Pen */
721 	case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
722 	case 0x8842: /* Intuos Pro and Cintiq Pro 3D Pen */
723 		tool_type = BTN_TOOL_PEN;
724 		break;
725 
726 	case 0x832: /* Stroke pen */
727 	case 0x032:
728 		tool_type = BTN_TOOL_BRUSH;
729 		break;
730 
731 	case 0x007: /* Mouse 4D and 2D */
732 	case 0x09c:
733 	case 0x094:
734 	case 0x017: /* Intuos3 2D Mouse */
735 	case 0x806: /* Intuos4 Mouse */
736 		tool_type = BTN_TOOL_MOUSE;
737 		break;
738 
739 	case 0x096: /* Lens cursor */
740 	case 0x097: /* Intuos3 Lens cursor */
741 	case 0x006: /* Intuos4 Lens cursor */
742 		tool_type = BTN_TOOL_LENS;
743 		break;
744 
745 	case 0x82a: /* Eraser */
746 	case 0x84a:
747 	case 0x85a:
748 	case 0x91a:
749 	case 0xd1a:
750 	case 0x0fa:
751 	case 0x82b: /* Intuos3 Grip Pen Eraser */
752 	case 0x81b: /* Intuos3 Classic Pen Eraser */
753 	case 0x91b: /* Intuos3 Airbrush Eraser */
754 	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
755 	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
756 	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
757 	case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
758 	case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
759 	case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
760 	case 0x1084a: /* MobileStudio Pro Pro Pen slim Eraser */
761 	case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
762 	case 0x1880a: /* DTH2242 Eraser */
763 	case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
764 		tool_type = BTN_TOOL_RUBBER;
765 		break;
766 
767 	case 0xd12:
768 	case 0x912:
769 	case 0x112:
770 	case 0x913: /* Intuos3 Airbrush */
771 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
772 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
773 		tool_type = BTN_TOOL_AIRBRUSH;
774 		break;
775 	}
776 	return tool_type;
777 }
778 
779 static void wacom_exit_report(struct wacom_wac *wacom)
780 {
781 	struct input_dev *input = wacom->pen_input;
782 	struct wacom_features *features = &wacom->features;
783 	unsigned char *data = wacom->data;
784 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
785 
786 	/*
787 	 * Reset all states otherwise we lose the initial states
788 	 * when in-prox next time
789 	 */
790 	input_report_abs(input, ABS_X, 0);
791 	input_report_abs(input, ABS_Y, 0);
792 	input_report_abs(input, ABS_DISTANCE, 0);
793 	input_report_abs(input, ABS_TILT_X, 0);
794 	input_report_abs(input, ABS_TILT_Y, 0);
795 	if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
796 		input_report_key(input, BTN_LEFT, 0);
797 		input_report_key(input, BTN_MIDDLE, 0);
798 		input_report_key(input, BTN_RIGHT, 0);
799 		input_report_key(input, BTN_SIDE, 0);
800 		input_report_key(input, BTN_EXTRA, 0);
801 		input_report_abs(input, ABS_THROTTLE, 0);
802 		input_report_abs(input, ABS_RZ, 0);
803 	} else {
804 		input_report_abs(input, ABS_PRESSURE, 0);
805 		input_report_key(input, BTN_STYLUS, 0);
806 		input_report_key(input, BTN_STYLUS2, 0);
807 		input_report_key(input, BTN_TOUCH, 0);
808 		input_report_abs(input, ABS_WHEEL, 0);
809 		if (features->type >= INTUOS3S)
810 			input_report_abs(input, ABS_Z, 0);
811 	}
812 	input_report_key(input, wacom->tool[idx], 0);
813 	input_report_abs(input, ABS_MISC, 0); /* reset tool id */
814 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
815 	wacom->id[idx] = 0;
816 }
817 
818 static int wacom_intuos_inout(struct wacom_wac *wacom)
819 {
820 	struct wacom_features *features = &wacom->features;
821 	unsigned char *data = wacom->data;
822 	struct input_dev *input = wacom->pen_input;
823 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
824 
825 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
826 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
827 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
828 		return 0;
829 
830 	/* Enter report */
831 	if ((data[1] & 0xfc) == 0xc0) {
832 		/* serial number of the tool */
833 		wacom->serial[idx] = ((__u64)(data[3] & 0x0f) << 28) +
834 			(data[4] << 20) + (data[5] << 12) +
835 			(data[6] << 4) + (data[7] >> 4);
836 
837 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
838 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
839 
840 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
841 
842 		wacom->shared->stylus_in_proximity = true;
843 		return 1;
844 	}
845 
846 	/* in Range */
847 	if ((data[1] & 0xfe) == 0x20) {
848 		if (features->type != INTUOSHT2)
849 			wacom->shared->stylus_in_proximity = true;
850 
851 		/* in Range while exiting */
852 		if (wacom->reporting_data) {
853 			input_report_key(input, BTN_TOUCH, 0);
854 			input_report_abs(input, ABS_PRESSURE, 0);
855 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
856 			return 2;
857 		}
858 		return 1;
859 	}
860 
861 	/* Exit report */
862 	if ((data[1] & 0xfe) == 0x80) {
863 		wacom->shared->stylus_in_proximity = false;
864 		wacom->reporting_data = false;
865 
866 		/* don't report exit if we don't know the ID */
867 		if (!wacom->id[idx])
868 			return 1;
869 
870 		wacom_exit_report(wacom);
871 		return 2;
872 	}
873 
874 	return 0;
875 }
876 
877 static inline bool touch_is_muted(struct wacom_wac *wacom_wac)
878 {
879 	return wacom_wac->probe_complete &&
880 	       wacom_wac->shared->has_mute_touch_switch &&
881 	       !wacom_wac->shared->is_touch_on;
882 }
883 
884 static inline bool report_touch_events(struct wacom_wac *wacom)
885 {
886 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
887 }
888 
889 static inline bool delay_pen_events(struct wacom_wac *wacom)
890 {
891 	return (wacom->shared->touch_down && touch_arbitration);
892 }
893 
894 static int wacom_intuos_general(struct wacom_wac *wacom)
895 {
896 	struct wacom_features *features = &wacom->features;
897 	unsigned char *data = wacom->data;
898 	struct input_dev *input = wacom->pen_input;
899 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
900 	unsigned char type = (data[1] >> 1) & 0x0F;
901 	unsigned int x, y, distance, t;
902 
903 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
904 		data[0] != WACOM_REPORT_INTUOS_PEN)
905 		return 0;
906 
907 	if (delay_pen_events(wacom))
908 		return 1;
909 
910 	/* don't report events if we don't know the tool ID */
911 	if (!wacom->id[idx]) {
912 		/* but reschedule a read of the current tool */
913 		wacom_intuos_schedule_prox_event(wacom);
914 		return 1;
915 	}
916 
917 	/*
918 	 * don't report events for invalid data
919 	 */
920 	/* older I4 styli don't work with new Cintiqs */
921 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
922 			(features->type == WACOM_21UX2)) ||
923 	    /* Only large Intuos support Lense Cursor */
924 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
925 		(features->type == INTUOS3 ||
926 		 features->type == INTUOS3S ||
927 		 features->type == INTUOS4 ||
928 		 features->type == INTUOS4S ||
929 		 features->type == INTUOS5 ||
930 		 features->type == INTUOS5S ||
931 		 features->type == INTUOSPM ||
932 		 features->type == INTUOSPS)) ||
933 	   /* Cintiq doesn't send data when RDY bit isn't set */
934 	   (features->type == CINTIQ && !(data[1] & 0x40)))
935 		return 1;
936 
937 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
938 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
939 	distance = data[9] >> 2;
940 	if (features->type < INTUOS3S) {
941 		x >>= 1;
942 		y >>= 1;
943 		distance >>= 1;
944 	}
945 	if (features->type == INTUOSHT2)
946 		distance = features->distance_max - distance;
947 	input_report_abs(input, ABS_X, x);
948 	input_report_abs(input, ABS_Y, y);
949 	input_report_abs(input, ABS_DISTANCE, distance);
950 
951 	switch (type) {
952 	case 0x00:
953 	case 0x01:
954 	case 0x02:
955 	case 0x03:
956 		/* general pen packet */
957 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
958 		if (features->pressure_max < 2047)
959 			t >>= 1;
960 		input_report_abs(input, ABS_PRESSURE, t);
961 		if (features->type != INTUOSHT2) {
962 		    input_report_abs(input, ABS_TILT_X,
963 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
964 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
965 		}
966 		input_report_key(input, BTN_STYLUS, data[1] & 2);
967 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
968 		input_report_key(input, BTN_TOUCH, t > 10);
969 		break;
970 
971 	case 0x0a:
972 		/* airbrush second packet */
973 		input_report_abs(input, ABS_WHEEL,
974 				(data[6] << 2) | ((data[7] >> 6) & 3));
975 		input_report_abs(input, ABS_TILT_X,
976 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
977 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
978 		break;
979 
980 	case 0x05:
981 		/* Rotation packet */
982 		if (features->type >= INTUOS3S) {
983 			/* I3 marker pen rotation */
984 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
985 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
986 				((t-1) / 2 + 450)) : (450 - t / 2) ;
987 			input_report_abs(input, ABS_Z, t);
988 		} else {
989 			/* 4D mouse 2nd packet */
990 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
991 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
992 				((t - 1) / 2) : -t / 2);
993 		}
994 		break;
995 
996 	case 0x04:
997 		/* 4D mouse 1st packet */
998 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
999 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1000 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1001 
1002 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
1003 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
1004 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
1005 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
1006 		break;
1007 
1008 	case 0x06:
1009 		/* I4 mouse */
1010 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
1011 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
1012 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
1013 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
1014 				 - ((data[7] & 0x40) >> 6));
1015 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
1016 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
1017 
1018 		input_report_abs(input, ABS_TILT_X,
1019 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
1020 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
1021 		break;
1022 
1023 	case 0x08:
1024 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
1025 			/* 2D mouse packet */
1026 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
1027 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
1028 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
1029 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
1030 					 - ((data[8] & 0x02) >> 1));
1031 
1032 			/* I3 2D mouse side buttons */
1033 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
1034 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
1035 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
1036 			}
1037 		}
1038 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
1039 			/* Lens cursor packets */
1040 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1041 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1042 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1043 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
1044 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
1045 		}
1046 		break;
1047 
1048 	case 0x07:
1049 	case 0x09:
1050 	case 0x0b:
1051 	case 0x0c:
1052 	case 0x0d:
1053 	case 0x0e:
1054 	case 0x0f:
1055 		/* unhandled */
1056 		break;
1057 	}
1058 
1059 	input_report_abs(input, ABS_MISC,
1060 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1061 	input_report_key(input, wacom->tool[idx], 1);
1062 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1063 	wacom->reporting_data = true;
1064 	return 2;
1065 }
1066 
1067 static int wacom_intuos_irq(struct wacom_wac *wacom)
1068 {
1069 	unsigned char *data = wacom->data;
1070 	struct input_dev *input = wacom->pen_input;
1071 	int result;
1072 
1073 	if (data[0] != WACOM_REPORT_PENABLED &&
1074 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
1075 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
1076 	    data[0] != WACOM_REPORT_INTUOSPAD &&
1077 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
1078 	    data[0] != WACOM_REPORT_CINTIQ &&
1079 	    data[0] != WACOM_REPORT_CINTIQPAD &&
1080 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
1081 		dev_dbg(input->dev.parent,
1082 			"%s: received unknown report #%d\n", __func__, data[0]);
1083                 return 0;
1084 	}
1085 
1086 	/* process pad events */
1087 	result = wacom_intuos_pad(wacom);
1088 	if (result)
1089 		return result;
1090 
1091 	/* process in/out prox events */
1092 	result = wacom_intuos_inout(wacom);
1093 	if (result)
1094 		return result - 1;
1095 
1096 	/* process general packets */
1097 	result = wacom_intuos_general(wacom);
1098 	if (result)
1099 		return result - 1;
1100 
1101 	return 0;
1102 }
1103 
1104 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1105 {
1106 	unsigned char *data = wacom_wac->data;
1107 	struct input_dev *input;
1108 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1109 	struct wacom_remote *remote = wacom->remote;
1110 	int bat_charging, bat_percent, touch_ring_mode;
1111 	__u32 serial;
1112 	int i, index = -1;
1113 	unsigned long flags;
1114 
1115 	if (data[0] != WACOM_REPORT_REMOTE) {
1116 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1117 			__func__, data[0]);
1118 		return 0;
1119 	}
1120 
1121 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1122 	wacom_wac->id[0] = PAD_DEVICE_ID;
1123 
1124 	spin_lock_irqsave(&remote->remote_lock, flags);
1125 
1126 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1127 		if (remote->remotes[i].serial == serial) {
1128 			index = i;
1129 			break;
1130 		}
1131 	}
1132 
1133 	if (index < 0 || !remote->remotes[index].registered)
1134 		goto out;
1135 
1136 	remote->remotes[i].active_time = ktime_get();
1137 	input = remote->remotes[index].input;
1138 
1139 	input_report_key(input, BTN_0, (data[9] & 0x01));
1140 	input_report_key(input, BTN_1, (data[9] & 0x02));
1141 	input_report_key(input, BTN_2, (data[9] & 0x04));
1142 	input_report_key(input, BTN_3, (data[9] & 0x08));
1143 	input_report_key(input, BTN_4, (data[9] & 0x10));
1144 	input_report_key(input, BTN_5, (data[9] & 0x20));
1145 	input_report_key(input, BTN_6, (data[9] & 0x40));
1146 	input_report_key(input, BTN_7, (data[9] & 0x80));
1147 
1148 	input_report_key(input, BTN_8, (data[10] & 0x01));
1149 	input_report_key(input, BTN_9, (data[10] & 0x02));
1150 	input_report_key(input, BTN_A, (data[10] & 0x04));
1151 	input_report_key(input, BTN_B, (data[10] & 0x08));
1152 	input_report_key(input, BTN_C, (data[10] & 0x10));
1153 	input_report_key(input, BTN_X, (data[10] & 0x20));
1154 	input_report_key(input, BTN_Y, (data[10] & 0x40));
1155 	input_report_key(input, BTN_Z, (data[10] & 0x80));
1156 
1157 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1158 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1159 
1160 	if (data[12] & 0x80)
1161 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
1162 	else
1163 		input_report_abs(input, ABS_WHEEL, 0);
1164 
1165 	bat_percent = data[7] & 0x7f;
1166 	bat_charging = !!(data[7] & 0x80);
1167 
1168 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1169 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1170 	else
1171 		input_report_abs(input, ABS_MISC, 0);
1172 
1173 	input_event(input, EV_MSC, MSC_SERIAL, serial);
1174 
1175 	input_sync(input);
1176 
1177 	/*Which mode select (LED light) is currently on?*/
1178 	touch_ring_mode = (data[11] & 0xC0) >> 6;
1179 
1180 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1181 		if (remote->remotes[i].serial == serial)
1182 			wacom->led.groups[i].select = touch_ring_mode;
1183 	}
1184 
1185 	__wacom_notify_battery(&remote->remotes[index].battery,
1186 				WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1187 				bat_charging, 1, bat_charging);
1188 
1189 out:
1190 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1191 	return 0;
1192 }
1193 
1194 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1195 {
1196 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1197 	unsigned char *data = wacom_wac->data;
1198 	struct wacom_remote *remote = wacom->remote;
1199 	struct wacom_remote_work_data remote_data;
1200 	unsigned long flags;
1201 	int i, ret;
1202 
1203 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1204 		return;
1205 
1206 	memset(&remote_data, 0, sizeof(struct wacom_remote_work_data));
1207 
1208 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1209 		int j = i * 6;
1210 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1211 
1212 		remote_data.remote[i].serial = serial;
1213 	}
1214 
1215 	spin_lock_irqsave(&remote->remote_lock, flags);
1216 
1217 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1218 	if (ret != sizeof(remote_data)) {
1219 		spin_unlock_irqrestore(&remote->remote_lock, flags);
1220 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1221 		return;
1222 	}
1223 
1224 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1225 
1226 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1227 }
1228 
1229 static int int_dist(int x1, int y1, int x2, int y2)
1230 {
1231 	int x = x2 - x1;
1232 	int y = y2 - y1;
1233 
1234 	return int_sqrt(x*x + y*y);
1235 }
1236 
1237 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1238 		unsigned char *data)
1239 {
1240 	memcpy(wacom->data, data, 10);
1241 	wacom_intuos_irq(wacom);
1242 
1243 	input_sync(wacom->pen_input);
1244 	if (wacom->pad_input)
1245 		input_sync(wacom->pad_input);
1246 }
1247 
1248 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1249 {
1250 	unsigned char data[WACOM_PKGLEN_MAX];
1251 	int i = 1;
1252 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1253 
1254 	memcpy(data, wacom->data, len);
1255 
1256 	switch (data[0]) {
1257 	case 0x04:
1258 		wacom_intuos_bt_process_data(wacom, data + i);
1259 		i += 10;
1260 		fallthrough;
1261 	case 0x03:
1262 		wacom_intuos_bt_process_data(wacom, data + i);
1263 		i += 10;
1264 		wacom_intuos_bt_process_data(wacom, data + i);
1265 		i += 10;
1266 		power_raw = data[i];
1267 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1268 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1269 		battery_capacity = batcap_i4[power_raw & 0x07];
1270 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1271 				     battery_capacity, bat_charging,
1272 				     battery_capacity || bat_charging,
1273 				     ps_connected);
1274 		break;
1275 	default:
1276 		dev_dbg(wacom->pen_input->dev.parent,
1277 				"Unknown report: %d,%d size:%zu\n",
1278 				data[0], data[1], len);
1279 		return 0;
1280 	}
1281 	return 0;
1282 }
1283 
1284 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1285 {
1286 	struct input_dev *input = wacom->touch_input;
1287 	unsigned touch_max = wacom->features.touch_max;
1288 	int count = 0;
1289 	int i;
1290 
1291 	if (!touch_max)
1292 		return 0;
1293 
1294 	if (touch_max == 1)
1295 		return test_bit(BTN_TOUCH, input->key) &&
1296 			report_touch_events(wacom);
1297 
1298 	for (i = 0; i < input->mt->num_slots; i++) {
1299 		struct input_mt_slot *ps = &input->mt->slots[i];
1300 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1301 		if (id >= 0)
1302 			count++;
1303 	}
1304 
1305 	return count;
1306 }
1307 
1308 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1309 {
1310 	int pen_frame_len, pen_frames;
1311 
1312 	struct input_dev *pen_input = wacom->pen_input;
1313 	unsigned char *data = wacom->data;
1314 	int number_of_valid_frames = 0;
1315 	ktime_t time_interval = 15000000;
1316 	ktime_t time_packet_received = ktime_get();
1317 	int i;
1318 
1319 	if (wacom->features.type == INTUOSP2_BT ||
1320 	    wacom->features.type == INTUOSP2S_BT) {
1321 		wacom->serial[0] = get_unaligned_le64(&data[99]);
1322 		wacom->id[0]     = get_unaligned_le16(&data[107]);
1323 		pen_frame_len = 14;
1324 		pen_frames = 7;
1325 	} else {
1326 		wacom->serial[0] = get_unaligned_le64(&data[33]);
1327 		wacom->id[0]     = get_unaligned_le16(&data[41]);
1328 		pen_frame_len = 8;
1329 		pen_frames = 4;
1330 	}
1331 
1332 	if (wacom->serial[0] >> 52 == 1) {
1333 		/* Add back in missing bits of ID for non-USI pens */
1334 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1335 	}
1336 
1337 	/* number of valid frames */
1338 	for (i = 0; i < pen_frames; i++) {
1339 		unsigned char *frame = &data[i*pen_frame_len + 1];
1340 		bool valid = frame[0] & 0x80;
1341 
1342 		if (valid)
1343 			number_of_valid_frames++;
1344 	}
1345 
1346 	if (number_of_valid_frames) {
1347 		if (wacom->hid_data.time_delayed)
1348 			time_interval = ktime_get() - wacom->hid_data.time_delayed;
1349 		time_interval = div_u64(time_interval, number_of_valid_frames);
1350 		wacom->hid_data.time_delayed = time_packet_received;
1351 	}
1352 
1353 	for (i = 0; i < number_of_valid_frames; i++) {
1354 		unsigned char *frame = &data[i*pen_frame_len + 1];
1355 		bool valid = frame[0] & 0x80;
1356 		bool prox = frame[0] & 0x40;
1357 		bool range = frame[0] & 0x20;
1358 		bool invert = frame[0] & 0x10;
1359 		int frames_number_reversed = number_of_valid_frames - i - 1;
1360 		ktime_t event_timestamp = time_packet_received - frames_number_reversed * time_interval;
1361 
1362 		if (!valid)
1363 			continue;
1364 
1365 		if (!prox) {
1366 			wacom->shared->stylus_in_proximity = false;
1367 			wacom_exit_report(wacom);
1368 			input_sync(pen_input);
1369 
1370 			wacom->tool[0] = 0;
1371 			wacom->id[0] = 0;
1372 			wacom->serial[0] = 0;
1373 			wacom->hid_data.time_delayed = 0;
1374 			return;
1375 		}
1376 
1377 		if (range) {
1378 			if (!wacom->tool[0]) { /* first in range */
1379 				/* Going into range select tool */
1380 				if (invert)
1381 					wacom->tool[0] = BTN_TOOL_RUBBER;
1382 				else if (wacom->id[0])
1383 					wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1384 				else
1385 					wacom->tool[0] = BTN_TOOL_PEN;
1386 			}
1387 
1388 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1389 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1390 
1391 			if (wacom->features.type == INTUOSP2_BT ||
1392 			    wacom->features.type == INTUOSP2S_BT) {
1393 				/* Fix rotation alignment: userspace expects zero at left */
1394 				int16_t rotation =
1395 					(int16_t)get_unaligned_le16(&frame[9]);
1396 				rotation += 1800/4;
1397 
1398 				if (rotation > 899)
1399 					rotation -= 1800;
1400 
1401 				input_report_abs(pen_input, ABS_TILT_X,
1402 						 (char)frame[7]);
1403 				input_report_abs(pen_input, ABS_TILT_Y,
1404 						 (char)frame[8]);
1405 				input_report_abs(pen_input, ABS_Z, rotation);
1406 				input_report_abs(pen_input, ABS_WHEEL,
1407 						 get_unaligned_le16(&frame[11]));
1408 			}
1409 		}
1410 
1411 		if (wacom->tool[0]) {
1412 			input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1413 			if (wacom->features.type == INTUOSP2_BT ||
1414 			    wacom->features.type == INTUOSP2S_BT) {
1415 				input_report_abs(pen_input, ABS_DISTANCE,
1416 						 range ? frame[13] : wacom->features.distance_max);
1417 			} else {
1418 				input_report_abs(pen_input, ABS_DISTANCE,
1419 						 range ? frame[7] : wacom->features.distance_max);
1420 			}
1421 
1422 			input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1423 			input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1424 			input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1425 
1426 			input_report_key(pen_input, wacom->tool[0], prox);
1427 			input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1428 			input_report_abs(pen_input, ABS_MISC,
1429 					 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1430 		}
1431 
1432 		wacom->shared->stylus_in_proximity = prox;
1433 
1434 		/* add timestamp to unpack the frames */
1435 		input_set_timestamp(pen_input, event_timestamp);
1436 
1437 		input_sync(pen_input);
1438 	}
1439 }
1440 
1441 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1442 {
1443 	const int finger_touch_len = 8;
1444 	const int finger_frames = 4;
1445 	const int finger_frame_len = 43;
1446 
1447 	struct input_dev *touch_input = wacom->touch_input;
1448 	unsigned char *data = wacom->data;
1449 	int num_contacts_left = 5;
1450 	int i, j;
1451 
1452 	for (i = 0; i < finger_frames; i++) {
1453 		unsigned char *frame = &data[i*finger_frame_len + 109];
1454 		int current_num_contacts = frame[0] & 0x7F;
1455 		int contacts_to_send;
1456 
1457 		if (!(frame[0] & 0x80))
1458 			continue;
1459 
1460 		/*
1461 		 * First packet resets the counter since only the first
1462 		 * packet in series will have non-zero current_num_contacts.
1463 		 */
1464 		if (current_num_contacts)
1465 			wacom->num_contacts_left = current_num_contacts;
1466 
1467 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1468 
1469 		for (j = 0; j < contacts_to_send; j++) {
1470 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1471 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1472 			int x = get_unaligned_le16(&touch[2]);
1473 			int y = get_unaligned_le16(&touch[4]);
1474 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1475 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1476 
1477 			if (slot < 0)
1478 				continue;
1479 
1480 			input_mt_slot(touch_input, slot);
1481 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1482 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1483 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1484 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1485 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1486 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1487 		}
1488 
1489 		input_mt_sync_frame(touch_input);
1490 
1491 		wacom->num_contacts_left -= contacts_to_send;
1492 		if (wacom->num_contacts_left <= 0) {
1493 			wacom->num_contacts_left = 0;
1494 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1495 			input_sync(touch_input);
1496 		}
1497 	}
1498 
1499 	if (wacom->num_contacts_left == 0) {
1500 		// Be careful that we don't accidentally call input_sync with
1501 		// only a partial set of fingers of processed
1502 		input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1503 		input_sync(touch_input);
1504 	}
1505 
1506 }
1507 
1508 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1509 {
1510 	struct input_dev *pad_input = wacom->pad_input;
1511 	unsigned char *data = wacom->data;
1512 	int nbuttons = wacom->features.numbered_buttons;
1513 
1514 	int expresskeys = data[282];
1515 	int center = (data[281] & 0x40) >> 6;
1516 	int ring = data[285] & 0x7F;
1517 	bool ringstatus = data[285] & 0x80;
1518 	bool prox = expresskeys || center || ringstatus;
1519 
1520 	/* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1521 	ring = 71 - ring;
1522 	ring += 3*72/16;
1523 	if (ring > 71)
1524 		ring -= 72;
1525 
1526 	wacom_report_numbered_buttons(pad_input, nbuttons,
1527                                       expresskeys | (center << (nbuttons - 1)));
1528 
1529 	input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1530 
1531 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1532 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1533 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1534 
1535 	input_sync(pad_input);
1536 }
1537 
1538 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1539 {
1540 	unsigned char *data = wacom->data;
1541 
1542 	bool chg = data[284] & 0x80;
1543 	int battery_status = data[284] & 0x7F;
1544 
1545 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1546 			     battery_status, chg, 1, chg);
1547 }
1548 
1549 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1550 {
1551 	struct input_dev *pad_input = wacom->pad_input;
1552 	unsigned char *data = wacom->data;
1553 
1554 	int buttons = data[44];
1555 
1556 	wacom_report_numbered_buttons(pad_input, 4, buttons);
1557 
1558 	input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1559 	input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1560 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1561 
1562 	input_sync(pad_input);
1563 }
1564 
1565 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1566 {
1567 	unsigned char *data = wacom->data;
1568 
1569 	bool chg = data[45] & 0x80;
1570 	int battery_status = data[45] & 0x7F;
1571 
1572 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1573 			     battery_status, chg, 1, chg);
1574 }
1575 
1576 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1577 {
1578 	unsigned char *data = wacom->data;
1579 
1580 	if (data[0] != 0x80 && data[0] != 0x81) {
1581 		dev_dbg(wacom->pen_input->dev.parent,
1582 			"%s: received unknown report #%d\n", __func__, data[0]);
1583 		return 0;
1584 	}
1585 
1586 	wacom_intuos_pro2_bt_pen(wacom);
1587 	if (wacom->features.type == INTUOSP2_BT ||
1588 	    wacom->features.type == INTUOSP2S_BT) {
1589 		wacom_intuos_pro2_bt_touch(wacom);
1590 		wacom_intuos_pro2_bt_pad(wacom);
1591 		wacom_intuos_pro2_bt_battery(wacom);
1592 	} else {
1593 		wacom_intuos_gen3_bt_pad(wacom);
1594 		wacom_intuos_gen3_bt_battery(wacom);
1595 	}
1596 	return 0;
1597 }
1598 
1599 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1600 {
1601 	struct input_dev *input = wacom->touch_input;
1602 	unsigned char *data = wacom->data;
1603 	int i;
1604 	int current_num_contacts = data[61];
1605 	int contacts_to_send = 0;
1606 	int num_contacts_left = 4; /* maximum contacts per packet */
1607 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1608 	int y_offset = 2;
1609 
1610 	if (touch_is_muted(wacom) && !wacom->shared->touch_down)
1611 		return 0;
1612 
1613 	if (wacom->features.type == WACOM_27QHDT) {
1614 		current_num_contacts = data[63];
1615 		num_contacts_left = 10;
1616 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1617 		y_offset = 0;
1618 	}
1619 
1620 	/*
1621 	 * First packet resets the counter since only the first
1622 	 * packet in series will have non-zero current_num_contacts.
1623 	 */
1624 	if (current_num_contacts)
1625 		wacom->num_contacts_left = current_num_contacts;
1626 
1627 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1628 
1629 	for (i = 0; i < contacts_to_send; i++) {
1630 		int offset = (byte_per_packet * i) + 1;
1631 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1632 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1633 
1634 		if (slot < 0)
1635 			continue;
1636 		input_mt_slot(input, slot);
1637 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1638 
1639 		if (touch) {
1640 			int t_x = get_unaligned_le16(&data[offset + 2]);
1641 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1642 
1643 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1644 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1645 
1646 			if (wacom->features.type != WACOM_27QHDT) {
1647 				int c_x = get_unaligned_le16(&data[offset + 4]);
1648 				int c_y = get_unaligned_le16(&data[offset + 8]);
1649 				int w = get_unaligned_le16(&data[offset + 10]);
1650 				int h = get_unaligned_le16(&data[offset + 12]);
1651 
1652 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1653 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1654 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1655 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1656 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1657 			}
1658 		}
1659 	}
1660 	input_mt_sync_frame(input);
1661 
1662 	wacom->num_contacts_left -= contacts_to_send;
1663 	if (wacom->num_contacts_left <= 0) {
1664 		wacom->num_contacts_left = 0;
1665 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1666 	}
1667 	return 1;
1668 }
1669 
1670 static int wacom_mt_touch(struct wacom_wac *wacom)
1671 {
1672 	struct input_dev *input = wacom->touch_input;
1673 	unsigned char *data = wacom->data;
1674 	int i;
1675 	int current_num_contacts = data[2];
1676 	int contacts_to_send = 0;
1677 	int x_offset = 0;
1678 
1679 	/* MTTPC does not support Height and Width */
1680 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1681 		x_offset = -4;
1682 
1683 	/*
1684 	 * First packet resets the counter since only the first
1685 	 * packet in series will have non-zero current_num_contacts.
1686 	 */
1687 	if (current_num_contacts)
1688 		wacom->num_contacts_left = current_num_contacts;
1689 
1690 	/* There are at most 5 contacts per packet */
1691 	contacts_to_send = min(5, wacom->num_contacts_left);
1692 
1693 	for (i = 0; i < contacts_to_send; i++) {
1694 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1695 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1696 		int id = get_unaligned_le16(&data[offset + 1]);
1697 		int slot = input_mt_get_slot_by_key(input, id);
1698 
1699 		if (slot < 0)
1700 			continue;
1701 
1702 		input_mt_slot(input, slot);
1703 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1704 		if (touch) {
1705 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1706 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1707 			input_report_abs(input, ABS_MT_POSITION_X, x);
1708 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1709 		}
1710 	}
1711 	input_mt_sync_frame(input);
1712 
1713 	wacom->num_contacts_left -= contacts_to_send;
1714 	if (wacom->num_contacts_left <= 0) {
1715 		wacom->num_contacts_left = 0;
1716 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1717 	}
1718 	return 1;
1719 }
1720 
1721 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1722 {
1723 	struct input_dev *input = wacom->touch_input;
1724 	unsigned char *data = wacom->data;
1725 	int i;
1726 
1727 	for (i = 0; i < 2; i++) {
1728 		int p = data[1] & (1 << i);
1729 		bool touch = p && report_touch_events(wacom);
1730 
1731 		input_mt_slot(input, i);
1732 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1733 		if (touch) {
1734 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1735 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1736 
1737 			input_report_abs(input, ABS_MT_POSITION_X, x);
1738 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1739 		}
1740 	}
1741 	input_mt_sync_frame(input);
1742 
1743 	/* keep touch state for pen event */
1744 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1745 
1746 	return 1;
1747 }
1748 
1749 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1750 {
1751 	unsigned char *data = wacom->data;
1752 	struct input_dev *input = wacom->touch_input;
1753 	bool prox = report_touch_events(wacom);
1754 	int x = 0, y = 0;
1755 
1756 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1757 		return 0;
1758 
1759 	if (len == WACOM_PKGLEN_TPC1FG) {
1760 		prox = prox && (data[0] & 0x01);
1761 		x = get_unaligned_le16(&data[1]);
1762 		y = get_unaligned_le16(&data[3]);
1763 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1764 		prox = prox && (data[2] & 0x01);
1765 		x = get_unaligned_le16(&data[3]);
1766 		y = get_unaligned_le16(&data[5]);
1767 	} else {
1768 		prox = prox && (data[1] & 0x01);
1769 		x = le16_to_cpup((__le16 *)&data[2]);
1770 		y = le16_to_cpup((__le16 *)&data[4]);
1771 	}
1772 
1773 	if (prox) {
1774 		input_report_abs(input, ABS_X, x);
1775 		input_report_abs(input, ABS_Y, y);
1776 	}
1777 	input_report_key(input, BTN_TOUCH, prox);
1778 
1779 	/* keep touch state for pen events */
1780 	wacom->shared->touch_down = prox;
1781 
1782 	return 1;
1783 }
1784 
1785 static int wacom_tpc_pen(struct wacom_wac *wacom)
1786 {
1787 	unsigned char *data = wacom->data;
1788 	struct input_dev *input = wacom->pen_input;
1789 	bool prox = data[1] & 0x20;
1790 
1791 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1792 		/* Going into proximity select tool */
1793 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1794 
1795 	/* keep pen state for touch events */
1796 	wacom->shared->stylus_in_proximity = prox;
1797 
1798 	/* send pen events only when touch is up or forced out
1799 	 * or touch arbitration is off
1800 	 */
1801 	if (!delay_pen_events(wacom)) {
1802 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1803 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1804 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1805 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1806 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1807 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1808 		input_report_key(input, wacom->tool[0], prox);
1809 		return 1;
1810 	}
1811 
1812 	return 0;
1813 }
1814 
1815 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1816 {
1817 	unsigned char *data = wacom->data;
1818 
1819 	if (wacom->pen_input) {
1820 		dev_dbg(wacom->pen_input->dev.parent,
1821 			"%s: received report #%d\n", __func__, data[0]);
1822 
1823 		if (len == WACOM_PKGLEN_PENABLED ||
1824 		    data[0] == WACOM_REPORT_PENABLED)
1825 			return wacom_tpc_pen(wacom);
1826 	}
1827 	else if (wacom->touch_input) {
1828 		dev_dbg(wacom->touch_input->dev.parent,
1829 			"%s: received report #%d\n", __func__, data[0]);
1830 
1831 		switch (len) {
1832 		case WACOM_PKGLEN_TPC1FG:
1833 			return wacom_tpc_single_touch(wacom, len);
1834 
1835 		case WACOM_PKGLEN_TPC2FG:
1836 			return wacom_tpc_mt_touch(wacom);
1837 
1838 		default:
1839 			switch (data[0]) {
1840 			case WACOM_REPORT_TPC1FG:
1841 			case WACOM_REPORT_TPCHID:
1842 			case WACOM_REPORT_TPCST:
1843 			case WACOM_REPORT_TPC1FGE:
1844 				return wacom_tpc_single_touch(wacom, len);
1845 
1846 			case WACOM_REPORT_TPCMT:
1847 			case WACOM_REPORT_TPCMT2:
1848 				return wacom_mt_touch(wacom);
1849 
1850 			}
1851 		}
1852 	}
1853 
1854 	return 0;
1855 }
1856 
1857 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1858 				 int value, int num, int denom)
1859 {
1860 	struct input_absinfo *abs = &input->absinfo[usage->code];
1861 	int range = (abs->maximum - abs->minimum + 1);
1862 
1863 	value += num*range/denom;
1864 	if (value > abs->maximum)
1865 		value -= range;
1866 	else if (value < abs->minimum)
1867 		value += range;
1868 	return value;
1869 }
1870 
1871 int wacom_equivalent_usage(int usage)
1872 {
1873 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1874 		int subpage = (usage & 0xFF00) << 8;
1875 		int subusage = (usage & 0xFF);
1876 
1877 		if (subpage == WACOM_HID_SP_PAD ||
1878 		    subpage == WACOM_HID_SP_BUTTON ||
1879 		    subpage == WACOM_HID_SP_DIGITIZER ||
1880 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1881 		    usage == WACOM_HID_WD_SENSE ||
1882 		    usage == WACOM_HID_WD_SERIALHI ||
1883 		    usage == WACOM_HID_WD_TOOLTYPE ||
1884 		    usage == WACOM_HID_WD_DISTANCE ||
1885 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1886 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1887 		    usage == WACOM_HID_WD_TOUCHRING ||
1888 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1889 		    usage == WACOM_HID_WD_REPORT_VALID ||
1890 		    usage == WACOM_HID_WD_BARRELSWITCH3 ||
1891 		    usage == WACOM_HID_WD_SEQUENCENUMBER) {
1892 			return usage;
1893 		}
1894 
1895 		if (subpage == HID_UP_UNDEFINED)
1896 			subpage = HID_UP_DIGITIZER;
1897 
1898 		return subpage | subusage;
1899 	}
1900 
1901 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1902 		int subpage = (usage & 0xFF00) << 8;
1903 		int subusage = (usage & 0xFF);
1904 
1905 		if (usage == WACOM_HID_WT_REPORT_VALID)
1906 			return usage;
1907 
1908 		if (subpage == HID_UP_UNDEFINED)
1909 			subpage = WACOM_HID_SP_DIGITIZER;
1910 
1911 		return subpage | subusage;
1912 	}
1913 
1914 	return usage;
1915 }
1916 
1917 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1918 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1919 {
1920 	struct wacom *wacom = input_get_drvdata(input);
1921 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1922 	struct wacom_features *features = &wacom_wac->features;
1923 	int fmin = field->logical_minimum;
1924 	int fmax = field->logical_maximum;
1925 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1926 	int resolution_code = code;
1927 	int resolution;
1928 
1929 	if (equivalent_usage == HID_DG_TWIST) {
1930 		resolution_code = ABS_RZ;
1931 	}
1932 
1933 	resolution = hidinput_calc_abs_res(field, resolution_code);
1934 
1935 	if (equivalent_usage == HID_GD_X) {
1936 		fmin += features->offset_left;
1937 		fmax -= features->offset_right;
1938 	}
1939 	if (equivalent_usage == HID_GD_Y) {
1940 		fmin += features->offset_top;
1941 		fmax -= features->offset_bottom;
1942 	}
1943 
1944 	usage->type = type;
1945 	usage->code = code;
1946 
1947 	switch (type) {
1948 	case EV_ABS:
1949 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1950 
1951 		/* older tablet may miss physical usage */
1952 		if ((code == ABS_X || code == ABS_Y) && !resolution) {
1953 			resolution = WACOM_INTUOS_RES;
1954 			hid_warn(input,
1955 				 "Wacom usage (%d) missing resolution \n",
1956 				 code);
1957 		}
1958 		input_abs_set_res(input, code, resolution);
1959 		break;
1960 	case EV_KEY:
1961 	case EV_MSC:
1962 	case EV_SW:
1963 		input_set_capability(input, type, code);
1964 		break;
1965 	}
1966 }
1967 
1968 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1969 		struct hid_field *field, struct hid_usage *usage)
1970 {
1971 	return;
1972 }
1973 
1974 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1975 		struct hid_usage *usage, __s32 value)
1976 {
1977 	struct wacom *wacom = hid_get_drvdata(hdev);
1978 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1979 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1980 
1981 	switch (equivalent_usage) {
1982 	case HID_DG_BATTERYSTRENGTH:
1983 		if (value == 0) {
1984 			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1985 		}
1986 		else {
1987 			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1988 			wacom_wac->hid_data.battery_capacity = value;
1989 			wacom_wac->hid_data.bat_connected = 1;
1990 			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1991 		}
1992 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1993 		break;
1994 	case WACOM_HID_WD_BATTERY_LEVEL:
1995 		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1996 		wacom_wac->hid_data.battery_capacity = value;
1997 		wacom_wac->hid_data.bat_connected = 1;
1998 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1999 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
2000 		break;
2001 	case WACOM_HID_WD_BATTERY_CHARGING:
2002 		wacom_wac->hid_data.bat_charging = value;
2003 		wacom_wac->hid_data.ps_connected = value;
2004 		wacom_wac->hid_data.bat_connected = 1;
2005 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
2006 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
2007 		break;
2008 	}
2009 }
2010 
2011 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
2012 		struct hid_report *report)
2013 {
2014 	return;
2015 }
2016 
2017 static void wacom_wac_battery_report(struct hid_device *hdev,
2018 		struct hid_report *report)
2019 {
2020 	struct wacom *wacom = hid_get_drvdata(hdev);
2021 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2022 
2023 	int status = wacom_wac->hid_data.bat_status;
2024 	int capacity = wacom_wac->hid_data.battery_capacity;
2025 	bool charging = wacom_wac->hid_data.bat_charging;
2026 	bool connected = wacom_wac->hid_data.bat_connected;
2027 	bool powered = wacom_wac->hid_data.ps_connected;
2028 
2029 	wacom_notify_battery(wacom_wac, status, capacity, charging,
2030 			     connected, powered);
2031 }
2032 
2033 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
2034 		struct hid_field *field, struct hid_usage *usage)
2035 {
2036 	struct wacom *wacom = hid_get_drvdata(hdev);
2037 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2038 	struct wacom_features *features = &wacom_wac->features;
2039 	struct input_dev *input = wacom_wac->pad_input;
2040 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2041 
2042 	switch (equivalent_usage) {
2043 	case WACOM_HID_WD_ACCELEROMETER_X:
2044 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2045 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2046 		features->device_type |= WACOM_DEVICETYPE_PAD;
2047 		break;
2048 	case WACOM_HID_WD_ACCELEROMETER_Y:
2049 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2050 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2051 		features->device_type |= WACOM_DEVICETYPE_PAD;
2052 		break;
2053 	case WACOM_HID_WD_ACCELEROMETER_Z:
2054 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2055 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2056 		features->device_type |= WACOM_DEVICETYPE_PAD;
2057 		break;
2058 	case WACOM_HID_WD_BUTTONCENTER:
2059 	case WACOM_HID_WD_BUTTONHOME:
2060 	case WACOM_HID_WD_BUTTONUP:
2061 	case WACOM_HID_WD_BUTTONDOWN:
2062 	case WACOM_HID_WD_BUTTONLEFT:
2063 	case WACOM_HID_WD_BUTTONRIGHT:
2064 		wacom_map_usage(input, usage, field, EV_KEY,
2065 				wacom_numbered_button_to_key(features->numbered_buttons),
2066 				0);
2067 		features->numbered_buttons++;
2068 		features->device_type |= WACOM_DEVICETYPE_PAD;
2069 		break;
2070 	case WACOM_HID_WD_MUTE_DEVICE:
2071 		/* softkey touch switch */
2072 		wacom_wac->is_soft_touch_switch = true;
2073 		fallthrough;
2074 	case WACOM_HID_WD_TOUCHONOFF:
2075 		/*
2076 		 * These two usages, which are used to mute touch events, come
2077 		 * from the pad packet, but are reported on the touch
2078 		 * interface. Because the touch interface may not have
2079 		 * been created yet, we cannot call wacom_map_usage(). In
2080 		 * order to process the usages when we receive them, we set
2081 		 * the usage type and code directly.
2082 		 */
2083 		wacom_wac->has_mute_touch_switch = true;
2084 		usage->type = EV_SW;
2085 		usage->code = SW_MUTE_DEVICE;
2086 		break;
2087 	case WACOM_HID_WD_TOUCHSTRIP:
2088 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2089 		features->device_type |= WACOM_DEVICETYPE_PAD;
2090 		break;
2091 	case WACOM_HID_WD_TOUCHSTRIP2:
2092 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2093 		features->device_type |= WACOM_DEVICETYPE_PAD;
2094 		break;
2095 	case WACOM_HID_WD_TOUCHRING:
2096 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2097 		features->device_type |= WACOM_DEVICETYPE_PAD;
2098 		break;
2099 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2100 		/*
2101 		 * Only set up type/code association. Completely mapping
2102 		 * this usage may overwrite the axis resolution and range.
2103 		 */
2104 		usage->type = EV_ABS;
2105 		usage->code = ABS_WHEEL;
2106 		set_bit(EV_ABS, input->evbit);
2107 		features->device_type |= WACOM_DEVICETYPE_PAD;
2108 		break;
2109 	case WACOM_HID_WD_BUTTONCONFIG:
2110 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2111 		features->device_type |= WACOM_DEVICETYPE_PAD;
2112 		break;
2113 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2114 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2115 		features->device_type |= WACOM_DEVICETYPE_PAD;
2116 		break;
2117 	case WACOM_HID_WD_CONTROLPANEL:
2118 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2119 		features->device_type |= WACOM_DEVICETYPE_PAD;
2120 		break;
2121 	case WACOM_HID_WD_MODE_CHANGE:
2122 		/* do not overwrite previous data */
2123 		if (!wacom_wac->has_mode_change) {
2124 			wacom_wac->has_mode_change = true;
2125 			wacom_wac->is_direct_mode = true;
2126 		}
2127 		features->device_type |= WACOM_DEVICETYPE_PAD;
2128 		break;
2129 	}
2130 
2131 	switch (equivalent_usage & 0xfffffff0) {
2132 	case WACOM_HID_WD_EXPRESSKEY00:
2133 		wacom_map_usage(input, usage, field, EV_KEY,
2134 				wacom_numbered_button_to_key(features->numbered_buttons),
2135 				0);
2136 		features->numbered_buttons++;
2137 		features->device_type |= WACOM_DEVICETYPE_PAD;
2138 		break;
2139 	}
2140 }
2141 
2142 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2143 		struct hid_usage *usage, __s32 value)
2144 {
2145 	struct wacom *wacom = hid_get_drvdata(hdev);
2146 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2147 	struct input_dev *input = wacom_wac->pad_input;
2148 	struct wacom_features *features = &wacom_wac->features;
2149 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2150 	int i;
2151 	bool do_report = false;
2152 
2153 	/*
2154 	 * Avoid reporting this event and setting inrange_state if this usage
2155 	 * hasn't been mapped.
2156 	 */
2157 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2158 		return;
2159 
2160 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2161 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
2162 			wacom_wac->hid_data.inrange_state |= value;
2163 	}
2164 
2165 	/* Process touch switch state first since it is reported through touch interface,
2166 	 * which is indepentent of pad interface. In the case when there are no other pad
2167 	 * events, the pad interface will not even be created.
2168 	 */
2169 	if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2170 	   (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2171 		if (wacom_wac->shared->touch_input) {
2172 			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2173 
2174 			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2175 				*is_touch_on = !(*is_touch_on);
2176 			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2177 				*is_touch_on = value;
2178 
2179 			input_report_switch(wacom_wac->shared->touch_input,
2180 					    SW_MUTE_DEVICE, !(*is_touch_on));
2181 			input_sync(wacom_wac->shared->touch_input);
2182 		}
2183 		return;
2184 	}
2185 
2186 	if (!input)
2187 		return;
2188 
2189 	switch (equivalent_usage) {
2190 	case WACOM_HID_WD_TOUCHRING:
2191 		/*
2192 		 * Userspace expects touchrings to increase in value with
2193 		 * clockwise gestures and have their zero point at the
2194 		 * tablet's left. HID events "should" be clockwise-
2195 		 * increasing and zero at top, though the MobileStudio
2196 		 * Pro and 2nd-gen Intuos Pro don't do this...
2197 		 */
2198 		if (hdev->vendor == 0x56a &&
2199 		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2200 		     hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2201 		     hdev->product == 0x392 ||				  /* Intuos Pro 2 */
2202 		     hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2203 		     hdev->product == 0x3AA)) {				  /* MobileStudio Pro */
2204 			value = (field->logical_maximum - value);
2205 
2206 			if (hdev->product == 0x357 || hdev->product == 0x358 ||
2207 			    hdev->product == 0x392)
2208 				value = wacom_offset_rotation(input, usage, value, 3, 16);
2209 			else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2210 				 hdev->product == 0x398 || hdev->product == 0x399 ||
2211 				 hdev->product == 0x3AA)
2212 				value = wacom_offset_rotation(input, usage, value, 1, 2);
2213 		}
2214 		else {
2215 			value = wacom_offset_rotation(input, usage, value, 1, 4);
2216 		}
2217 		do_report = true;
2218 		break;
2219 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2220 		if (!value)
2221 			input_event(input, usage->type, usage->code, 0);
2222 		break;
2223 
2224 	case WACOM_HID_WD_MODE_CHANGE:
2225 		if (wacom_wac->is_direct_mode != value) {
2226 			wacom_wac->is_direct_mode = value;
2227 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2228 		}
2229 		break;
2230 
2231 	case WACOM_HID_WD_BUTTONCENTER:
2232 		for (i = 0; i < wacom->led.count; i++)
2233 			wacom_update_led(wacom, features->numbered_buttons,
2234 					 value, i);
2235 		fallthrough;
2236 	default:
2237 		do_report = true;
2238 		break;
2239 	}
2240 
2241 	if (do_report) {
2242 		input_event(input, usage->type, usage->code, value);
2243 		if (value)
2244 			wacom_wac->hid_data.pad_input_event_flag = true;
2245 	}
2246 }
2247 
2248 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2249 		struct hid_report *report)
2250 {
2251 	struct wacom *wacom = hid_get_drvdata(hdev);
2252 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2253 
2254 	wacom_wac->hid_data.inrange_state = 0;
2255 }
2256 
2257 static void wacom_wac_pad_report(struct hid_device *hdev,
2258 		struct hid_report *report, struct hid_field *field)
2259 {
2260 	struct wacom *wacom = hid_get_drvdata(hdev);
2261 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2262 	struct input_dev *input = wacom_wac->pad_input;
2263 	bool active = wacom_wac->hid_data.inrange_state != 0;
2264 
2265 	/* report prox for expresskey events */
2266 	if (wacom_wac->hid_data.pad_input_event_flag) {
2267 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2268 		input_sync(input);
2269 		if (!active)
2270 			wacom_wac->hid_data.pad_input_event_flag = false;
2271 	}
2272 }
2273 
2274 static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2275 {
2276 	struct input_dev *input = wacom_wac->pen_input;
2277 	struct wacom_features *features = &wacom_wac->features;
2278 
2279 	if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2280 	    wacom_wac->hid_data.barrelswitch &&
2281 	    wacom_wac->hid_data.barrelswitch2 &&
2282 	    wacom_wac->hid_data.serialhi &&
2283 	    !wacom_wac->hid_data.barrelswitch3) {
2284 		input_set_capability(input, EV_KEY, BTN_STYLUS3);
2285 		features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2286 	}
2287 }
2288 
2289 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2290 		struct hid_field *field, struct hid_usage *usage)
2291 {
2292 	struct wacom *wacom = hid_get_drvdata(hdev);
2293 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2294 	struct wacom_features *features = &wacom_wac->features;
2295 	struct input_dev *input = wacom_wac->pen_input;
2296 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2297 
2298 	switch (equivalent_usage) {
2299 	case HID_GD_X:
2300 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2301 		break;
2302 	case HID_GD_Y:
2303 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2304 		break;
2305 	case WACOM_HID_WD_DISTANCE:
2306 	case HID_GD_Z:
2307 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2308 		break;
2309 	case HID_DG_TIPPRESSURE:
2310 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2311 		break;
2312 	case HID_DG_INRANGE:
2313 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2314 		break;
2315 	case HID_DG_INVERT:
2316 		wacom_map_usage(input, usage, field, EV_KEY,
2317 				BTN_TOOL_RUBBER, 0);
2318 		break;
2319 	case HID_DG_TILT_X:
2320 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2321 		break;
2322 	case HID_DG_TILT_Y:
2323 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2324 		break;
2325 	case HID_DG_TWIST:
2326 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2327 		break;
2328 	case HID_DG_ERASER:
2329 		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2330 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2331 		break;
2332 	case HID_DG_TIPSWITCH:
2333 		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2334 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2335 		break;
2336 	case HID_DG_BARRELSWITCH:
2337 		wacom_wac->hid_data.barrelswitch = true;
2338 		wacom_set_barrel_switch3_usage(wacom_wac);
2339 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2340 		break;
2341 	case HID_DG_BARRELSWITCH2:
2342 		wacom_wac->hid_data.barrelswitch2 = true;
2343 		wacom_set_barrel_switch3_usage(wacom_wac);
2344 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2345 		break;
2346 	case HID_DG_TOOLSERIALNUMBER:
2347 		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2348 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2349 		break;
2350 	case HID_DG_SCANTIME:
2351 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2352 		break;
2353 	case WACOM_HID_WD_SENSE:
2354 		features->quirks |= WACOM_QUIRK_SENSE;
2355 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2356 		break;
2357 	case WACOM_HID_WD_SERIALHI:
2358 		wacom_wac->hid_data.serialhi = true;
2359 		wacom_set_barrel_switch3_usage(wacom_wac);
2360 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2361 		break;
2362 	case WACOM_HID_WD_FINGERWHEEL:
2363 		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2364 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2365 		break;
2366 	case WACOM_HID_WD_BARRELSWITCH3:
2367 		wacom_wac->hid_data.barrelswitch3 = true;
2368 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2369 		features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2370 		break;
2371 	}
2372 }
2373 
2374 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2375 		struct hid_usage *usage, __s32 value)
2376 {
2377 	struct wacom *wacom = hid_get_drvdata(hdev);
2378 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2379 	struct wacom_features *features = &wacom_wac->features;
2380 	struct input_dev *input = wacom_wac->pen_input;
2381 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2382 
2383 	if (wacom_wac->is_invalid_bt_frame)
2384 		return;
2385 
2386 	switch (equivalent_usage) {
2387 	case HID_GD_Z:
2388 		/*
2389 		 * HID_GD_Z "should increase as the control's position is
2390 		 * moved from high to low", while ABS_DISTANCE instead
2391 		 * increases in value as the tool moves from low to high.
2392 		 */
2393 		value = field->logical_maximum - value;
2394 		break;
2395 	case HID_DG_INRANGE:
2396 		mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2397 		wacom_wac->hid_data.inrange_state = value;
2398 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2399 			wacom_wac->hid_data.sense_state = value;
2400 		return;
2401 	case HID_DG_INVERT:
2402 		wacom_wac->hid_data.invert_state = value;
2403 		return;
2404 	case HID_DG_ERASER:
2405 	case HID_DG_TIPSWITCH:
2406 		wacom_wac->hid_data.tipswitch |= value;
2407 		return;
2408 	case HID_DG_BARRELSWITCH:
2409 		wacom_wac->hid_data.barrelswitch = value;
2410 		return;
2411 	case HID_DG_BARRELSWITCH2:
2412 		wacom_wac->hid_data.barrelswitch2 = value;
2413 		return;
2414 	case HID_DG_TOOLSERIALNUMBER:
2415 		if (value) {
2416 			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2417 			wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2418 		}
2419 		return;
2420 	case HID_DG_TWIST:
2421 		/* don't modify the value if the pen doesn't support the feature */
2422 		if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2423 
2424 		/*
2425 		 * Userspace expects pen twist to have its zero point when
2426 		 * the buttons/finger is on the tablet's left. HID values
2427 		 * are zero when buttons are toward the top.
2428 		 */
2429 		value = wacom_offset_rotation(input, usage, value, 1, 4);
2430 		break;
2431 	case WACOM_HID_WD_SENSE:
2432 		wacom_wac->hid_data.sense_state = value;
2433 		return;
2434 	case WACOM_HID_WD_SERIALHI:
2435 		if (value) {
2436 			__u32 raw_value = wacom_s32tou(value, field->report_size);
2437 
2438 			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2439 			wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2440 			/*
2441 			 * Non-USI EMR devices may contain additional tool type
2442 			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2443 			 * more details.
2444 			 */
2445 			if (value >> 20 == 1) {
2446 				wacom_wac->id[0] |= raw_value & 0xFFFFF;
2447 			}
2448 		}
2449 		return;
2450 	case WACOM_HID_WD_TOOLTYPE:
2451 		/*
2452 		 * Some devices (MobileStudio Pro, and possibly later
2453 		 * devices as well) do not return the complete tool
2454 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2455 		 * bitwise OR so the complete value can be built
2456 		 * up over time :(
2457 		 */
2458 		wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2459 		return;
2460 	case WACOM_HID_WD_OFFSETLEFT:
2461 		if (features->offset_left && value != features->offset_left)
2462 			hid_warn(hdev, "%s: overriding existing left offset "
2463 				 "%d -> %d\n", __func__, value,
2464 				 features->offset_left);
2465 		features->offset_left = value;
2466 		return;
2467 	case WACOM_HID_WD_OFFSETRIGHT:
2468 		if (features->offset_right && value != features->offset_right)
2469 			hid_warn(hdev, "%s: overriding existing right offset "
2470 				 "%d -> %d\n", __func__, value,
2471 				 features->offset_right);
2472 		features->offset_right = value;
2473 		return;
2474 	case WACOM_HID_WD_OFFSETTOP:
2475 		if (features->offset_top && value != features->offset_top)
2476 			hid_warn(hdev, "%s: overriding existing top offset "
2477 				 "%d -> %d\n", __func__, value,
2478 				 features->offset_top);
2479 		features->offset_top = value;
2480 		return;
2481 	case WACOM_HID_WD_OFFSETBOTTOM:
2482 		if (features->offset_bottom && value != features->offset_bottom)
2483 			hid_warn(hdev, "%s: overriding existing bottom offset "
2484 				 "%d -> %d\n", __func__, value,
2485 				 features->offset_bottom);
2486 		features->offset_bottom = value;
2487 		return;
2488 	case WACOM_HID_WD_REPORT_VALID:
2489 		wacom_wac->is_invalid_bt_frame = !value;
2490 		return;
2491 	case WACOM_HID_WD_BARRELSWITCH3:
2492 		wacom_wac->hid_data.barrelswitch3 = value;
2493 		return;
2494 	case WACOM_HID_WD_SEQUENCENUMBER:
2495 		if (wacom_wac->hid_data.sequence_number != value)
2496 			hid_warn(hdev, "Dropped %hu packets", (unsigned short)(value - wacom_wac->hid_data.sequence_number));
2497 		wacom_wac->hid_data.sequence_number = value + 1;
2498 		return;
2499 	}
2500 
2501 	/* send pen events only when touch is up or forced out
2502 	 * or touch arbitration is off
2503 	 */
2504 	if (!usage->type || delay_pen_events(wacom_wac))
2505 		return;
2506 
2507 	/* send pen events only when the pen is in range */
2508 	if (wacom_wac->hid_data.inrange_state)
2509 		input_event(input, usage->type, usage->code, value);
2510 	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2511 		input_event(input, usage->type, usage->code, 0);
2512 }
2513 
2514 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2515 		struct hid_report *report)
2516 {
2517 	struct wacom *wacom = hid_get_drvdata(hdev);
2518 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2519 
2520 	wacom_wac->is_invalid_bt_frame = false;
2521 	return;
2522 }
2523 
2524 static void wacom_wac_pen_report(struct hid_device *hdev,
2525 		struct hid_report *report)
2526 {
2527 	struct wacom *wacom = hid_get_drvdata(hdev);
2528 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2529 	struct input_dev *input = wacom_wac->pen_input;
2530 	bool range = wacom_wac->hid_data.inrange_state;
2531 	bool sense = wacom_wac->hid_data.sense_state;
2532 
2533 	if (wacom_wac->is_invalid_bt_frame)
2534 		return;
2535 
2536 	if (!wacom_wac->tool[0] && range) { /* first in range */
2537 		/* Going into range select tool */
2538 		if (wacom_wac->hid_data.invert_state)
2539 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2540 		else if (wacom_wac->id[0])
2541 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2542 		else
2543 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2544 	}
2545 
2546 	/* keep pen state for touch events */
2547 	wacom_wac->shared->stylus_in_proximity = sense;
2548 
2549 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2550 		int id = wacom_wac->id[0];
2551 		if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2552 			int sw_state = wacom_wac->hid_data.barrelswitch |
2553 				       (wacom_wac->hid_data.barrelswitch2 << 1);
2554 			wacom_wac->hid_data.barrelswitch = sw_state == 1;
2555 			wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2556 			wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2557 		}
2558 		input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2559 		input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2560 		input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2561 
2562 		/*
2563 		 * Non-USI EMR tools should have their IDs mangled to
2564 		 * match the legacy behavior of wacom_intuos_general
2565 		 */
2566 		if (wacom_wac->serial[0] >> 52 == 1)
2567 			id = wacom_intuos_id_mangle(id);
2568 
2569 		/*
2570 		 * To ensure compatibility with xf86-input-wacom, we should
2571 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2572 		 * MSC_SERIAL events.
2573 		 */
2574 		input_report_key(input, BTN_TOUCH,
2575 				wacom_wac->hid_data.tipswitch);
2576 		input_report_key(input, wacom_wac->tool[0], sense);
2577 		if (wacom_wac->serial[0]) {
2578 			/*
2579 			 * xf86-input-wacom does not accept a serial number
2580 			 * of '0'. Report the low 32 bits if possible, but
2581 			 * if they are zero, report the upper ones instead.
2582 			 */
2583 			__u32 serial_lo = wacom_wac->serial[0] & 0xFFFFFFFFu;
2584 			__u32 serial_hi = wacom_wac->serial[0] >> 32;
2585 			input_event(input, EV_MSC, MSC_SERIAL, (int)(serial_lo ? serial_lo : serial_hi));
2586 			input_report_abs(input, ABS_MISC, sense ? id : 0);
2587 		}
2588 
2589 		wacom_wac->hid_data.tipswitch = false;
2590 
2591 		input_sync(input);
2592 	}
2593 
2594 	if (!sense) {
2595 		wacom_wac->tool[0] = 0;
2596 		wacom_wac->id[0] = 0;
2597 		wacom_wac->serial[0] = 0;
2598 	}
2599 }
2600 
2601 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2602 		struct hid_field *field, struct hid_usage *usage)
2603 {
2604 	struct wacom *wacom = hid_get_drvdata(hdev);
2605 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2606 	struct input_dev *input = wacom_wac->touch_input;
2607 	unsigned touch_max = wacom_wac->features.touch_max;
2608 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2609 
2610 	switch (equivalent_usage) {
2611 	case HID_GD_X:
2612 		if (touch_max == 1)
2613 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2614 		else
2615 			wacom_map_usage(input, usage, field, EV_ABS,
2616 					ABS_MT_POSITION_X, 4);
2617 		break;
2618 	case HID_GD_Y:
2619 		if (touch_max == 1)
2620 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2621 		else
2622 			wacom_map_usage(input, usage, field, EV_ABS,
2623 					ABS_MT_POSITION_Y, 4);
2624 		break;
2625 	case HID_DG_WIDTH:
2626 	case HID_DG_HEIGHT:
2627 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2628 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2629 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2630 		break;
2631 	case HID_DG_TIPSWITCH:
2632 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2633 		break;
2634 	case HID_DG_CONTACTCOUNT:
2635 		wacom_wac->hid_data.cc_report = field->report->id;
2636 		wacom_wac->hid_data.cc_index = field->index;
2637 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2638 		break;
2639 	case HID_DG_CONTACTID:
2640 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2641 			/*
2642 			 * The HID descriptor for G11 sensors leaves logical
2643 			 * maximum set to '1' despite it being a multitouch
2644 			 * device. Override to a sensible number.
2645 			 */
2646 			field->logical_maximum = 255;
2647 		}
2648 		break;
2649 	case HID_DG_SCANTIME:
2650 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2651 		break;
2652 	}
2653 }
2654 
2655 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2656 		struct input_dev *input)
2657 {
2658 	struct hid_data *hid_data = &wacom_wac->hid_data;
2659 	bool mt = wacom_wac->features.touch_max > 1;
2660 	bool touch_down = hid_data->tipswitch && hid_data->confidence;
2661 	bool prox = touch_down && report_touch_events(wacom_wac);
2662 
2663 	if (touch_is_muted(wacom_wac)) {
2664 		if (!wacom_wac->shared->touch_down)
2665 			return;
2666 		prox = false;
2667 	}
2668 
2669 	wacom_wac->hid_data.num_received++;
2670 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2671 		return;
2672 
2673 	if (mt) {
2674 		int slot;
2675 
2676 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2677 		if (slot < 0) {
2678 			return;
2679 		} else {
2680 			struct input_mt_slot *ps = &input->mt->slots[slot];
2681 			int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2682 
2683 			if (!prox && mt_id < 0) {
2684 				// No data to send for this slot; short-circuit
2685 				return;
2686 			}
2687 		}
2688 
2689 		input_mt_slot(input, slot);
2690 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2691 	}
2692 	else {
2693 		input_report_key(input, BTN_TOUCH, prox);
2694 	}
2695 
2696 	if (prox) {
2697 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2698 				 hid_data->x);
2699 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2700 				 hid_data->y);
2701 
2702 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2703 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2704 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2705 			if (hid_data->width != hid_data->height)
2706 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2707 		}
2708 	}
2709 }
2710 
2711 static void wacom_wac_finger_event(struct hid_device *hdev,
2712 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2713 {
2714 	struct wacom *wacom = hid_get_drvdata(hdev);
2715 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2716 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2717 	struct wacom_features *features = &wacom->wacom_wac.features;
2718 
2719 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2720 		return;
2721 
2722 	if (wacom_wac->is_invalid_bt_frame)
2723 		return;
2724 
2725 	switch (equivalent_usage) {
2726 	case HID_DG_CONFIDENCE:
2727 		wacom_wac->hid_data.confidence = value;
2728 		break;
2729 	case HID_GD_X:
2730 		wacom_wac->hid_data.x = value;
2731 		break;
2732 	case HID_GD_Y:
2733 		wacom_wac->hid_data.y = value;
2734 		break;
2735 	case HID_DG_WIDTH:
2736 		wacom_wac->hid_data.width = value;
2737 		break;
2738 	case HID_DG_HEIGHT:
2739 		wacom_wac->hid_data.height = value;
2740 		break;
2741 	case HID_DG_CONTACTID:
2742 		wacom_wac->hid_data.id = value;
2743 		break;
2744 	case HID_DG_TIPSWITCH:
2745 		wacom_wac->hid_data.tipswitch = value;
2746 		break;
2747 	case WACOM_HID_WT_REPORT_VALID:
2748 		wacom_wac->is_invalid_bt_frame = !value;
2749 		return;
2750 	case HID_DG_CONTACTMAX:
2751 		if (!features->touch_max) {
2752 			features->touch_max = value;
2753 		} else {
2754 			hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2755 				 "%d -> %d\n", __func__, features->touch_max, value);
2756 		}
2757 		return;
2758 	}
2759 
2760 	if (usage->usage_index + 1 == field->report_count) {
2761 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2762 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2763 	}
2764 }
2765 
2766 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2767 		struct hid_report *report)
2768 {
2769 	struct wacom *wacom = hid_get_drvdata(hdev);
2770 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2771 	struct hid_data* hid_data = &wacom_wac->hid_data;
2772 	int i;
2773 
2774 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2775 		return;
2776 
2777 	wacom_wac->is_invalid_bt_frame = false;
2778 
2779 	hid_data->confidence = true;
2780 
2781 	hid_data->cc_report = 0;
2782 	hid_data->cc_index = -1;
2783 	hid_data->cc_value_index = -1;
2784 
2785 	for (i = 0; i < report->maxfield; i++) {
2786 		struct hid_field *field = report->field[i];
2787 		int j;
2788 
2789 		for (j = 0; j < field->maxusage; j++) {
2790 			struct hid_usage *usage = &field->usage[j];
2791 			unsigned int equivalent_usage =
2792 				wacom_equivalent_usage(usage->hid);
2793 
2794 			switch (equivalent_usage) {
2795 			case HID_GD_X:
2796 			case HID_GD_Y:
2797 			case HID_DG_WIDTH:
2798 			case HID_DG_HEIGHT:
2799 			case HID_DG_CONTACTID:
2800 			case HID_DG_INRANGE:
2801 			case HID_DG_INVERT:
2802 			case HID_DG_TIPSWITCH:
2803 				hid_data->last_slot_field = equivalent_usage;
2804 				break;
2805 			case HID_DG_CONTACTCOUNT:
2806 				hid_data->cc_report = report->id;
2807 				hid_data->cc_index = i;
2808 				hid_data->cc_value_index = j;
2809 				break;
2810 			}
2811 		}
2812 	}
2813 
2814 	if (hid_data->cc_report != 0 &&
2815 	    hid_data->cc_index >= 0) {
2816 		struct hid_field *field = report->field[hid_data->cc_index];
2817 		int value = field->value[hid_data->cc_value_index];
2818 		if (value) {
2819 			hid_data->num_expected = value;
2820 			hid_data->num_received = 0;
2821 		}
2822 	}
2823 	else {
2824 		hid_data->num_expected = wacom_wac->features.touch_max;
2825 		hid_data->num_received = 0;
2826 	}
2827 }
2828 
2829 static void wacom_wac_finger_report(struct hid_device *hdev,
2830 		struct hid_report *report)
2831 {
2832 	struct wacom *wacom = hid_get_drvdata(hdev);
2833 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2834 	struct input_dev *input = wacom_wac->touch_input;
2835 	unsigned touch_max = wacom_wac->features.touch_max;
2836 
2837 	/* if there was nothing to process, don't send an empty sync */
2838 	if (wacom_wac->hid_data.num_expected == 0)
2839 		return;
2840 
2841 	/* If more packets of data are expected, give us a chance to
2842 	 * process them rather than immediately syncing a partial
2843 	 * update.
2844 	 */
2845 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2846 		return;
2847 
2848 	if (touch_max > 1)
2849 		input_mt_sync_frame(input);
2850 
2851 	input_sync(input);
2852 	wacom_wac->hid_data.num_received = 0;
2853 	wacom_wac->hid_data.num_expected = 0;
2854 
2855 	/* keep touch state for pen event */
2856 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2857 }
2858 
2859 void wacom_wac_usage_mapping(struct hid_device *hdev,
2860 		struct hid_field *field, struct hid_usage *usage)
2861 {
2862 	struct wacom *wacom = hid_get_drvdata(hdev);
2863 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2864 	struct wacom_features *features = &wacom_wac->features;
2865 
2866 	if (WACOM_DIRECT_DEVICE(field))
2867 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2868 
2869 	/* usage tests must precede field tests */
2870 	if (WACOM_BATTERY_USAGE(usage))
2871 		wacom_wac_battery_usage_mapping(hdev, field, usage);
2872 	else if (WACOM_PAD_FIELD(field))
2873 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2874 	else if (WACOM_PEN_FIELD(field))
2875 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2876 	else if (WACOM_FINGER_FIELD(field))
2877 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2878 }
2879 
2880 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2881 		struct hid_usage *usage, __s32 value)
2882 {
2883 	struct wacom *wacom = hid_get_drvdata(hdev);
2884 
2885 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2886 		return;
2887 
2888 	if (value > field->logical_maximum || value < field->logical_minimum)
2889 		return;
2890 
2891 	/* usage tests must precede field tests */
2892 	if (WACOM_BATTERY_USAGE(usage))
2893 		wacom_wac_battery_event(hdev, field, usage, value);
2894 	else if (WACOM_PAD_FIELD(field))
2895 		wacom_wac_pad_event(hdev, field, usage, value);
2896 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2897 		wacom_wac_pen_event(hdev, field, usage, value);
2898 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2899 		wacom_wac_finger_event(hdev, field, usage, value);
2900 }
2901 
2902 static void wacom_report_events(struct hid_device *hdev,
2903 				struct hid_report *report, int collection_index,
2904 				int field_index)
2905 {
2906 	int r;
2907 
2908 	for (r = field_index; r < report->maxfield; r++) {
2909 		struct hid_field *field;
2910 		unsigned count, n;
2911 
2912 		field = report->field[r];
2913 		count = field->report_count;
2914 
2915 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2916 			continue;
2917 
2918 		for (n = 0 ; n < count; n++) {
2919 			if (field->usage[n].collection_index == collection_index)
2920 				wacom_wac_event(hdev, field, &field->usage[n],
2921 						field->value[n]);
2922 			else
2923 				return;
2924 		}
2925 	}
2926 }
2927 
2928 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2929 			 int collection_index, struct hid_field *field,
2930 			 int field_index)
2931 {
2932 	struct wacom *wacom = hid_get_drvdata(hdev);
2933 
2934 	wacom_report_events(hdev, report, collection_index, field_index);
2935 
2936 	/*
2937 	 * Non-input reports may be sent prior to the device being
2938 	 * completely initialized. Since only their events need
2939 	 * to be processed, exit after 'wacom_report_events' has
2940 	 * been called to prevent potential crashes in the report-
2941 	 * processing functions.
2942 	 */
2943 	if (report->type != HID_INPUT_REPORT)
2944 		return -1;
2945 
2946 	if (WACOM_PAD_FIELD(field))
2947 		return 0;
2948 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2949 		wacom_wac_pen_report(hdev, report);
2950 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2951 		wacom_wac_finger_report(hdev, report);
2952 
2953 	return 0;
2954 }
2955 
2956 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2957 {
2958 	struct wacom *wacom = hid_get_drvdata(hdev);
2959 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2960 	struct hid_field *field;
2961 	bool pad_in_hid_field = false, pen_in_hid_field = false,
2962 		finger_in_hid_field = false, true_pad = false;
2963 	int r;
2964 	int prev_collection = -1;
2965 
2966 	if (wacom_wac->features.type != HID_GENERIC)
2967 		return;
2968 
2969 	for (r = 0; r < report->maxfield; r++) {
2970 		field = report->field[r];
2971 
2972 		if (WACOM_PAD_FIELD(field))
2973 			pad_in_hid_field = true;
2974 		if (WACOM_PEN_FIELD(field))
2975 			pen_in_hid_field = true;
2976 		if (WACOM_FINGER_FIELD(field))
2977 			finger_in_hid_field = true;
2978 		if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
2979 			true_pad = true;
2980 	}
2981 
2982 	wacom_wac_battery_pre_report(hdev, report);
2983 
2984 	if (pad_in_hid_field && wacom->wacom_wac.pad_input)
2985 		wacom_wac_pad_pre_report(hdev, report);
2986 	if (pen_in_hid_field && wacom->wacom_wac.pen_input)
2987 		wacom_wac_pen_pre_report(hdev, report);
2988 	if (finger_in_hid_field && wacom->wacom_wac.touch_input)
2989 		wacom_wac_finger_pre_report(hdev, report);
2990 
2991 	for (r = 0; r < report->maxfield; r++) {
2992 		field = report->field[r];
2993 
2994 		if (field->usage[0].collection_index != prev_collection) {
2995 			if (wacom_wac_collection(hdev, report,
2996 				field->usage[0].collection_index, field, r) < 0)
2997 				return;
2998 			prev_collection = field->usage[0].collection_index;
2999 		}
3000 	}
3001 
3002 	wacom_wac_battery_report(hdev, report);
3003 
3004 	if (true_pad && wacom->wacom_wac.pad_input)
3005 		wacom_wac_pad_report(hdev, report, field);
3006 }
3007 
3008 static int wacom_bpt_touch(struct wacom_wac *wacom)
3009 {
3010 	struct wacom_features *features = &wacom->features;
3011 	struct input_dev *input = wacom->touch_input;
3012 	struct input_dev *pad_input = wacom->pad_input;
3013 	unsigned char *data = wacom->data;
3014 	int i;
3015 
3016 	if (data[0] != 0x02)
3017 	    return 0;
3018 
3019 	for (i = 0; i < 2; i++) {
3020 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
3021 		bool touch = report_touch_events(wacom)
3022 			   && (data[offset + 3] & 0x80);
3023 
3024 		input_mt_slot(input, i);
3025 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3026 		if (touch) {
3027 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
3028 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
3029 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
3030 				x <<= 5;
3031 				y <<= 5;
3032 			}
3033 			input_report_abs(input, ABS_MT_POSITION_X, x);
3034 			input_report_abs(input, ABS_MT_POSITION_Y, y);
3035 		}
3036 	}
3037 
3038 	input_mt_sync_frame(input);
3039 
3040 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3041 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3042 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3043 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3044 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3045 
3046 	return 1;
3047 }
3048 
3049 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3050 {
3051 	struct wacom_features *features = &wacom->features;
3052 	struct input_dev *input = wacom->touch_input;
3053 	bool touch = data[1] & 0x80;
3054 	int slot = input_mt_get_slot_by_key(input, data[0]);
3055 
3056 	if (slot < 0)
3057 		return;
3058 
3059 	touch = touch && report_touch_events(wacom);
3060 
3061 	input_mt_slot(input, slot);
3062 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3063 
3064 	if (touch) {
3065 		int x = (data[2] << 4) | (data[4] >> 4);
3066 		int y = (data[3] << 4) | (data[4] & 0x0f);
3067 		int width, height;
3068 
3069 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3070 			width  = data[5] * 100;
3071 			height = data[6] * 100;
3072 		} else {
3073 			/*
3074 			 * "a" is a scaled-down area which we assume is
3075 			 * roughly circular and which can be described as:
3076 			 * a=(pi*r^2)/C.
3077 			 */
3078 			int a = data[5];
3079 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3080 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3081 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3082 			height = width * y_res / x_res;
3083 		}
3084 
3085 		input_report_abs(input, ABS_MT_POSITION_X, x);
3086 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3087 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3088 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3089 	}
3090 }
3091 
3092 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3093 {
3094 	struct input_dev *input = wacom->pad_input;
3095 	struct wacom_features *features = &wacom->features;
3096 
3097 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3098 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3099 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3100 	} else {
3101 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3102 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3103 	}
3104 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3105 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3106 }
3107 
3108 static int wacom_bpt3_touch(struct wacom_wac *wacom)
3109 {
3110 	unsigned char *data = wacom->data;
3111 	int count = data[1] & 0x07;
3112 	int  touch_changed = 0, i;
3113 
3114 	if (data[0] != 0x02)
3115 	    return 0;
3116 
3117 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3118 	for (i = 0; i < count; i++) {
3119 		int offset = (8 * i) + 2;
3120 		int msg_id = data[offset];
3121 
3122 		if (msg_id >= 2 && msg_id <= 17) {
3123 			wacom_bpt3_touch_msg(wacom, data + offset);
3124 			touch_changed++;
3125 		} else if (msg_id == 128)
3126 			wacom_bpt3_button_msg(wacom, data + offset);
3127 
3128 	}
3129 
3130 	/* only update touch if we actually have a touchpad and touch data changed */
3131 	if (wacom->touch_input && touch_changed) {
3132 		input_mt_sync_frame(wacom->touch_input);
3133 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3134 	}
3135 
3136 	return 1;
3137 }
3138 
3139 static int wacom_bpt_pen(struct wacom_wac *wacom)
3140 {
3141 	struct wacom_features *features = &wacom->features;
3142 	struct input_dev *input = wacom->pen_input;
3143 	unsigned char *data = wacom->data;
3144 	int x = 0, y = 0, p = 0, d = 0;
3145 	bool pen = false, btn1 = false, btn2 = false;
3146 	bool range, prox, rdy;
3147 
3148 	if (data[0] != WACOM_REPORT_PENABLED)
3149 	    return 0;
3150 
3151 	range = (data[1] & 0x80) == 0x80;
3152 	prox = (data[1] & 0x40) == 0x40;
3153 	rdy = (data[1] & 0x20) == 0x20;
3154 
3155 	wacom->shared->stylus_in_proximity = range;
3156 	if (delay_pen_events(wacom))
3157 		return 0;
3158 
3159 	if (rdy) {
3160 		p = le16_to_cpup((__le16 *)&data[6]);
3161 		pen = data[1] & 0x01;
3162 		btn1 = data[1] & 0x02;
3163 		btn2 = data[1] & 0x04;
3164 	}
3165 	if (prox) {
3166 		x = le16_to_cpup((__le16 *)&data[2]);
3167 		y = le16_to_cpup((__le16 *)&data[4]);
3168 
3169 		if (data[1] & 0x08) {
3170 			wacom->tool[0] = BTN_TOOL_RUBBER;
3171 			wacom->id[0] = ERASER_DEVICE_ID;
3172 		} else {
3173 			wacom->tool[0] = BTN_TOOL_PEN;
3174 			wacom->id[0] = STYLUS_DEVICE_ID;
3175 		}
3176 		wacom->reporting_data = true;
3177 	}
3178 	if (range) {
3179 		/*
3180 		 * Convert distance from out prox to distance from tablet.
3181 		 * distance will be greater than distance_max once
3182 		 * touching and applying pressure; do not report negative
3183 		 * distance.
3184 		 */
3185 		if (data[8] <= features->distance_max)
3186 			d = features->distance_max - data[8];
3187 	} else {
3188 		wacom->id[0] = 0;
3189 	}
3190 
3191 	if (wacom->reporting_data) {
3192 		input_report_key(input, BTN_TOUCH, pen);
3193 		input_report_key(input, BTN_STYLUS, btn1);
3194 		input_report_key(input, BTN_STYLUS2, btn2);
3195 
3196 		if (prox || !range) {
3197 			input_report_abs(input, ABS_X, x);
3198 			input_report_abs(input, ABS_Y, y);
3199 		}
3200 		input_report_abs(input, ABS_PRESSURE, p);
3201 		input_report_abs(input, ABS_DISTANCE, d);
3202 
3203 		input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3204 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3205 	}
3206 
3207 	if (!range) {
3208 		wacom->reporting_data = false;
3209 	}
3210 
3211 	return 1;
3212 }
3213 
3214 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3215 {
3216 	struct wacom_features *features = &wacom->features;
3217 
3218 	if ((features->type == INTUOSHT2) &&
3219 	    (features->device_type & WACOM_DEVICETYPE_PEN))
3220 		return wacom_intuos_irq(wacom);
3221 	else if (len == WACOM_PKGLEN_BBTOUCH)
3222 		return wacom_bpt_touch(wacom);
3223 	else if (len == WACOM_PKGLEN_BBTOUCH3)
3224 		return wacom_bpt3_touch(wacom);
3225 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3226 		return wacom_bpt_pen(wacom);
3227 
3228 	return 0;
3229 }
3230 
3231 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3232 		unsigned char *data)
3233 {
3234 	unsigned char prefix;
3235 
3236 	/*
3237 	 * We need to reroute the event from the debug interface to the
3238 	 * pen interface.
3239 	 * We need to add the report ID to the actual pen report, so we
3240 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
3241 	 * and memcpy the report.
3242 	 */
3243 	prefix = data[0];
3244 	data[0] = WACOM_REPORT_BPAD_PEN;
3245 
3246 	/*
3247 	 * actually reroute the event.
3248 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
3249 	 * will check for us.
3250 	 */
3251 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3252 			 WACOM_PKGLEN_PENABLED, 1);
3253 
3254 	data[0] = prefix;
3255 }
3256 
3257 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3258 		unsigned char *data)
3259 {
3260 	struct input_dev *input = wacom->touch_input;
3261 	unsigned char *finger_data, prefix;
3262 	unsigned id;
3263 	int x, y;
3264 	bool valid;
3265 
3266 	prefix = data[0];
3267 
3268 	for (id = 0; id < wacom->features.touch_max; id++) {
3269 		valid = !!(prefix & BIT(id)) &&
3270 			report_touch_events(wacom);
3271 
3272 		input_mt_slot(input, id);
3273 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3274 
3275 		if (!valid)
3276 			continue;
3277 
3278 		finger_data = data + 1 + id * 3;
3279 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3280 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3281 
3282 		input_report_abs(input, ABS_MT_POSITION_X, x);
3283 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3284 	}
3285 
3286 	input_mt_sync_frame(input);
3287 
3288 	input_report_key(input, BTN_LEFT, prefix & 0x40);
3289 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3290 
3291 	/* keep touch state for pen event */
3292 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3293 
3294 	return 1;
3295 }
3296 
3297 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3298 {
3299 	unsigned char *data = wacom->data;
3300 
3301 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3302 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3303 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3304 		return 0;
3305 
3306 	if (data[1] & 0x01)
3307 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3308 
3309 	if (data[1] & 0x02)
3310 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3311 
3312 	return 0;
3313 }
3314 
3315 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3316 {
3317 	unsigned char *data = wacom->data;
3318 	int connected;
3319 
3320 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3321 		return 0;
3322 
3323 	connected = data[1] & 0x01;
3324 	if (connected) {
3325 		int pid, battery, charging;
3326 
3327 		if ((wacom->shared->type == INTUOSHT ||
3328 		    wacom->shared->type == INTUOSHT2) &&
3329 		    wacom->shared->touch_input &&
3330 		    wacom->shared->touch_max) {
3331 			input_report_switch(wacom->shared->touch_input,
3332 					SW_MUTE_DEVICE, data[5] & 0x40);
3333 			input_sync(wacom->shared->touch_input);
3334 		}
3335 
3336 		pid = get_unaligned_be16(&data[6]);
3337 		battery = (data[5] & 0x3f) * 100 / 31;
3338 		charging = !!(data[5] & 0x80);
3339 		if (wacom->pid != pid) {
3340 			wacom->pid = pid;
3341 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3342 		}
3343 
3344 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3345 				     battery, charging, 1, 0);
3346 
3347 	} else if (wacom->pid != 0) {
3348 		/* disconnected while previously connected */
3349 		wacom->pid = 0;
3350 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3351 		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3352 	}
3353 
3354 	return 0;
3355 }
3356 
3357 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3358 {
3359 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3360 	struct wacom_features *features = &wacom_wac->features;
3361 	unsigned char *data = wacom_wac->data;
3362 
3363 	if (data[0] != WACOM_REPORT_USB)
3364 		return 0;
3365 
3366 	if ((features->type == INTUOSHT ||
3367 	    features->type == INTUOSHT2) &&
3368 	    wacom_wac->shared->touch_input &&
3369 	    features->touch_max) {
3370 		input_report_switch(wacom_wac->shared->touch_input,
3371 				    SW_MUTE_DEVICE, data[8] & 0x40);
3372 		input_sync(wacom_wac->shared->touch_input);
3373 	}
3374 
3375 	if (data[9] & 0x02) { /* wireless module is attached */
3376 		int battery = (data[8] & 0x3f) * 100 / 31;
3377 		bool charging = !!(data[8] & 0x80);
3378 
3379 		features->quirks |= WACOM_QUIRK_BATTERY;
3380 		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3381 				     battery, charging, battery || charging, 1);
3382 	}
3383 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3384 		 wacom->battery.battery) {
3385 		features->quirks &= ~WACOM_QUIRK_BATTERY;
3386 		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3387 	}
3388 	return 0;
3389 }
3390 
3391 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3392 {
3393 	bool sync;
3394 
3395 	switch (wacom_wac->features.type) {
3396 	case PENPARTNER:
3397 		sync = wacom_penpartner_irq(wacom_wac);
3398 		break;
3399 
3400 	case PL:
3401 		sync = wacom_pl_irq(wacom_wac);
3402 		break;
3403 
3404 	case WACOM_G4:
3405 	case GRAPHIRE:
3406 	case GRAPHIRE_BT:
3407 	case WACOM_MO:
3408 		sync = wacom_graphire_irq(wacom_wac);
3409 		break;
3410 
3411 	case PTU:
3412 		sync = wacom_ptu_irq(wacom_wac);
3413 		break;
3414 
3415 	case DTU:
3416 		sync = wacom_dtu_irq(wacom_wac);
3417 		break;
3418 
3419 	case DTUS:
3420 	case DTUSX:
3421 		sync = wacom_dtus_irq(wacom_wac);
3422 		break;
3423 
3424 	case INTUOS:
3425 	case INTUOS3S:
3426 	case INTUOS3:
3427 	case INTUOS3L:
3428 	case INTUOS4S:
3429 	case INTUOS4:
3430 	case INTUOS4L:
3431 	case CINTIQ:
3432 	case WACOM_BEE:
3433 	case WACOM_13HD:
3434 	case WACOM_21UX2:
3435 	case WACOM_22HD:
3436 	case WACOM_24HD:
3437 	case WACOM_27QHD:
3438 	case DTK:
3439 	case CINTIQ_HYBRID:
3440 	case CINTIQ_COMPANION_2:
3441 		sync = wacom_intuos_irq(wacom_wac);
3442 		break;
3443 
3444 	case INTUOS4WL:
3445 		sync = wacom_intuos_bt_irq(wacom_wac, len);
3446 		break;
3447 
3448 	case WACOM_24HDT:
3449 	case WACOM_27QHDT:
3450 		sync = wacom_24hdt_irq(wacom_wac);
3451 		break;
3452 
3453 	case INTUOS5S:
3454 	case INTUOS5:
3455 	case INTUOS5L:
3456 	case INTUOSPS:
3457 	case INTUOSPM:
3458 	case INTUOSPL:
3459 		if (len == WACOM_PKGLEN_BBTOUCH3)
3460 			sync = wacom_bpt3_touch(wacom_wac);
3461 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3462 			sync = wacom_status_irq(wacom_wac, len);
3463 		else
3464 			sync = wacom_intuos_irq(wacom_wac);
3465 		break;
3466 
3467 	case INTUOSP2_BT:
3468 	case INTUOSP2S_BT:
3469 	case INTUOSHT3_BT:
3470 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3471 		break;
3472 
3473 	case TABLETPC:
3474 	case TABLETPCE:
3475 	case TABLETPC2FG:
3476 	case MTSCREEN:
3477 	case MTTPC:
3478 	case MTTPC_B:
3479 		sync = wacom_tpc_irq(wacom_wac, len);
3480 		break;
3481 
3482 	case BAMBOO_PT:
3483 	case BAMBOO_PEN:
3484 	case BAMBOO_TOUCH:
3485 	case INTUOSHT:
3486 	case INTUOSHT2:
3487 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3488 			sync = wacom_status_irq(wacom_wac, len);
3489 		else
3490 			sync = wacom_bpt_irq(wacom_wac, len);
3491 		break;
3492 
3493 	case BAMBOO_PAD:
3494 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3495 		break;
3496 
3497 	case WIRELESS:
3498 		sync = wacom_wireless_irq(wacom_wac, len);
3499 		break;
3500 
3501 	case REMOTE:
3502 		sync = false;
3503 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3504 			wacom_remote_status_irq(wacom_wac, len);
3505 		else
3506 			sync = wacom_remote_irq(wacom_wac, len);
3507 		break;
3508 
3509 	default:
3510 		sync = false;
3511 		break;
3512 	}
3513 
3514 	if (sync) {
3515 		if (wacom_wac->pen_input)
3516 			input_sync(wacom_wac->pen_input);
3517 		if (wacom_wac->touch_input)
3518 			input_sync(wacom_wac->touch_input);
3519 		if (wacom_wac->pad_input)
3520 			input_sync(wacom_wac->pad_input);
3521 	}
3522 }
3523 
3524 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3525 {
3526 	struct input_dev *input_dev = wacom_wac->pen_input;
3527 
3528 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3529 
3530 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3531 	__set_bit(BTN_STYLUS, input_dev->keybit);
3532 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3533 
3534 	input_set_abs_params(input_dev, ABS_DISTANCE,
3535 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3536 }
3537 
3538 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3539 {
3540 	struct input_dev *input_dev = wacom_wac->pen_input;
3541 	struct wacom_features *features = &wacom_wac->features;
3542 
3543 	wacom_setup_basic_pro_pen(wacom_wac);
3544 
3545 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3546 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3547 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3548 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3549 
3550 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3551 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3552 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3553 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3554 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3555 }
3556 
3557 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3558 {
3559 	struct input_dev *input_dev = wacom_wac->pen_input;
3560 
3561 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3562 
3563 	wacom_setup_cintiq(wacom_wac);
3564 
3565 	__set_bit(BTN_LEFT, input_dev->keybit);
3566 	__set_bit(BTN_RIGHT, input_dev->keybit);
3567 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3568 	__set_bit(BTN_SIDE, input_dev->keybit);
3569 	__set_bit(BTN_EXTRA, input_dev->keybit);
3570 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3571 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3572 
3573 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3574 	input_abs_set_res(input_dev, ABS_RZ, 287);
3575 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3576 }
3577 
3578 void wacom_setup_device_quirks(struct wacom *wacom)
3579 {
3580 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3581 	struct wacom_features *features = &wacom->wacom_wac.features;
3582 
3583 	/* The pen and pad share the same interface on most devices */
3584 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3585 	    features->type == DTUS ||
3586 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3587 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3588 			features->device_type |= WACOM_DEVICETYPE_PAD;
3589 	}
3590 
3591 	/* touch device found but size is not defined. use default */
3592 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3593 		features->x_max = 1023;
3594 		features->y_max = 1023;
3595 	}
3596 
3597 	/*
3598 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3599 	 * touch interface in its HID descriptor. If this is the touch
3600 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3601 	 * tablet values.
3602 	 */
3603 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3604 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3605 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3606 			if (features->touch_max)
3607 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3608 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3609 				features->device_type |= WACOM_DEVICETYPE_PAD;
3610 
3611 			if (features->type == INTUOSHT2) {
3612 				features->x_max = features->x_max / 10;
3613 				features->y_max = features->y_max / 10;
3614 			}
3615 			else {
3616 				features->x_max = 4096;
3617 				features->y_max = 4096;
3618 			}
3619 		}
3620 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3621 			features->device_type |= WACOM_DEVICETYPE_PAD;
3622 		}
3623 	}
3624 
3625 	/*
3626 	 * Hack for the Bamboo One:
3627 	 * the device presents a PAD/Touch interface as most Bamboos and even
3628 	 * sends ghosts PAD data on it. However, later, we must disable this
3629 	 * ghost interface, and we can not detect it unless we set it here
3630 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3631 	 */
3632 	if (features->type == BAMBOO_PEN &&
3633 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3634 		features->device_type |= WACOM_DEVICETYPE_PAD;
3635 
3636 	/*
3637 	 * Raw Wacom-mode pen and touch events both come from interface
3638 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3639 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3640 	 * out through the HID_GENERIC device created for interface 1,
3641 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3642 	 */
3643 	if (features->type == BAMBOO_PAD)
3644 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3645 
3646 	if (features->type == REMOTE)
3647 		features->device_type = WACOM_DEVICETYPE_PAD;
3648 
3649 	if (features->type == INTUOSP2_BT ||
3650 	    features->type == INTUOSP2S_BT) {
3651 		features->device_type |= WACOM_DEVICETYPE_PEN |
3652 					 WACOM_DEVICETYPE_PAD |
3653 					 WACOM_DEVICETYPE_TOUCH;
3654 		features->quirks |= WACOM_QUIRK_BATTERY;
3655 	}
3656 
3657 	if (features->type == INTUOSHT3_BT) {
3658 		features->device_type |= WACOM_DEVICETYPE_PEN |
3659 					 WACOM_DEVICETYPE_PAD;
3660 		features->quirks |= WACOM_QUIRK_BATTERY;
3661 	}
3662 
3663 	switch (features->type) {
3664 	case PL:
3665 	case DTU:
3666 	case DTUS:
3667 	case DTUSX:
3668 	case WACOM_21UX2:
3669 	case WACOM_22HD:
3670 	case DTK:
3671 	case WACOM_24HD:
3672 	case WACOM_27QHD:
3673 	case CINTIQ_HYBRID:
3674 	case CINTIQ_COMPANION_2:
3675 	case CINTIQ:
3676 	case WACOM_BEE:
3677 	case WACOM_13HD:
3678 	case WACOM_24HDT:
3679 	case WACOM_27QHDT:
3680 	case TABLETPC:
3681 	case TABLETPCE:
3682 	case TABLETPC2FG:
3683 	case MTSCREEN:
3684 	case MTTPC:
3685 	case MTTPC_B:
3686 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3687 		break;
3688 	}
3689 
3690 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3691 		features->quirks |= WACOM_QUIRK_BATTERY;
3692 
3693 	/* quirk for bamboo touch with 2 low res touches */
3694 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3695 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3696 		features->x_max <<= 5;
3697 		features->y_max <<= 5;
3698 		features->x_fuzz <<= 5;
3699 		features->y_fuzz <<= 5;
3700 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3701 	}
3702 
3703 	if (features->type == WIRELESS) {
3704 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3705 			features->quirks |= WACOM_QUIRK_BATTERY;
3706 		}
3707 	}
3708 
3709 	if (features->type == REMOTE)
3710 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3711 
3712 	/* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3713 	 * of things it shouldn't. Lets fix up the damage...
3714 	 */
3715 	if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3716 		features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3717 		__clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3718 		__clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3719 		__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3720 		__clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3721 		__clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3722 		__clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3723 		__clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3724 		__clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3725 		__clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3726 		__clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3727 		__clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3728 	}
3729 }
3730 
3731 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3732 				   struct wacom_wac *wacom_wac)
3733 {
3734 	struct wacom_features *features = &wacom_wac->features;
3735 
3736 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3737 		return -ENODEV;
3738 
3739 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3740 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3741 	else
3742 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3743 
3744 	if (features->type == HID_GENERIC)
3745 		/* setup has already been done */
3746 		return 0;
3747 
3748 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3749 	__set_bit(BTN_TOUCH, input_dev->keybit);
3750 	__set_bit(ABS_MISC, input_dev->absbit);
3751 
3752 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3753 			     features->x_max - features->offset_right,
3754 			     features->x_fuzz, 0);
3755 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3756 			     features->y_max - features->offset_bottom,
3757 			     features->y_fuzz, 0);
3758 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3759 		features->pressure_max, features->pressure_fuzz, 0);
3760 
3761 	/* penabled devices have fixed resolution for each model */
3762 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3763 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3764 
3765 	switch (features->type) {
3766 	case GRAPHIRE_BT:
3767 		__clear_bit(ABS_MISC, input_dev->absbit);
3768 		fallthrough;
3769 
3770 	case WACOM_MO:
3771 	case WACOM_G4:
3772 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3773 					      features->distance_max,
3774 					      features->distance_fuzz, 0);
3775 		fallthrough;
3776 
3777 	case GRAPHIRE:
3778 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3779 
3780 		__set_bit(BTN_LEFT, input_dev->keybit);
3781 		__set_bit(BTN_RIGHT, input_dev->keybit);
3782 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3783 
3784 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3785 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3786 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3787 		__set_bit(BTN_STYLUS, input_dev->keybit);
3788 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3789 		break;
3790 
3791 	case WACOM_27QHD:
3792 	case WACOM_24HD:
3793 	case DTK:
3794 	case WACOM_22HD:
3795 	case WACOM_21UX2:
3796 	case WACOM_BEE:
3797 	case CINTIQ:
3798 	case WACOM_13HD:
3799 	case CINTIQ_HYBRID:
3800 	case CINTIQ_COMPANION_2:
3801 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3802 		input_abs_set_res(input_dev, ABS_Z, 287);
3803 		wacom_setup_cintiq(wacom_wac);
3804 		break;
3805 
3806 	case INTUOS3:
3807 	case INTUOS3L:
3808 	case INTUOS3S:
3809 	case INTUOS4:
3810 	case INTUOS4WL:
3811 	case INTUOS4L:
3812 	case INTUOS4S:
3813 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3814 		input_abs_set_res(input_dev, ABS_Z, 287);
3815 		fallthrough;
3816 
3817 	case INTUOS:
3818 		wacom_setup_intuos(wacom_wac);
3819 		break;
3820 
3821 	case INTUOS5:
3822 	case INTUOS5L:
3823 	case INTUOSPM:
3824 	case INTUOSPL:
3825 	case INTUOS5S:
3826 	case INTUOSPS:
3827 	case INTUOSP2_BT:
3828 	case INTUOSP2S_BT:
3829 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3830 				      features->distance_max,
3831 				      features->distance_fuzz, 0);
3832 
3833 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3834 		input_abs_set_res(input_dev, ABS_Z, 287);
3835 
3836 		wacom_setup_intuos(wacom_wac);
3837 		break;
3838 
3839 	case WACOM_24HDT:
3840 	case WACOM_27QHDT:
3841 	case MTSCREEN:
3842 	case MTTPC:
3843 	case MTTPC_B:
3844 	case TABLETPC2FG:
3845 	case TABLETPC:
3846 	case TABLETPCE:
3847 		__clear_bit(ABS_MISC, input_dev->absbit);
3848 		fallthrough;
3849 
3850 	case DTUS:
3851 	case DTUSX:
3852 	case PL:
3853 	case DTU:
3854 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3855 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3856 		__set_bit(BTN_STYLUS, input_dev->keybit);
3857 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3858 		break;
3859 
3860 	case PTU:
3861 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3862 		fallthrough;
3863 
3864 	case PENPARTNER:
3865 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3866 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3867 		__set_bit(BTN_STYLUS, input_dev->keybit);
3868 		break;
3869 
3870 	case INTUOSHT:
3871 	case BAMBOO_PT:
3872 	case BAMBOO_PEN:
3873 	case INTUOSHT2:
3874 	case INTUOSHT3_BT:
3875 		if (features->type == INTUOSHT2 ||
3876 		    features->type == INTUOSHT3_BT) {
3877 			wacom_setup_basic_pro_pen(wacom_wac);
3878 		} else {
3879 			__clear_bit(ABS_MISC, input_dev->absbit);
3880 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3881 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3882 			__set_bit(BTN_STYLUS, input_dev->keybit);
3883 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3884 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3885 				      features->distance_max,
3886 				      features->distance_fuzz, 0);
3887 		}
3888 		break;
3889 	case BAMBOO_PAD:
3890 		__clear_bit(ABS_MISC, input_dev->absbit);
3891 		break;
3892 	}
3893 	return 0;
3894 }
3895 
3896 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3897 					 struct wacom_wac *wacom_wac)
3898 {
3899 	struct wacom_features *features = &wacom_wac->features;
3900 
3901 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3902 		return -ENODEV;
3903 
3904 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3905 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3906 	else
3907 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3908 
3909 	if (features->type == HID_GENERIC)
3910 		/* setup has already been done */
3911 		return 0;
3912 
3913 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3914 	__set_bit(BTN_TOUCH, input_dev->keybit);
3915 
3916 	if (features->touch_max == 1) {
3917 		input_set_abs_params(input_dev, ABS_X, 0,
3918 			features->x_max, features->x_fuzz, 0);
3919 		input_set_abs_params(input_dev, ABS_Y, 0,
3920 			features->y_max, features->y_fuzz, 0);
3921 		input_abs_set_res(input_dev, ABS_X,
3922 				  features->x_resolution);
3923 		input_abs_set_res(input_dev, ABS_Y,
3924 				  features->y_resolution);
3925 	}
3926 	else if (features->touch_max > 1) {
3927 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3928 			features->x_max, features->x_fuzz, 0);
3929 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3930 			features->y_max, features->y_fuzz, 0);
3931 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3932 				  features->x_resolution);
3933 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3934 				  features->y_resolution);
3935 	}
3936 
3937 	switch (features->type) {
3938 	case INTUOSP2_BT:
3939 	case INTUOSP2S_BT:
3940 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3941 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3942 
3943 		if (wacom_wac->shared->touch->product == 0x361) {
3944 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3945 					     0, 12440, 4, 0);
3946 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3947 					     0, 8640, 4, 0);
3948 		}
3949 		else if (wacom_wac->shared->touch->product == 0x360) {
3950 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3951 					     0, 8960, 4, 0);
3952 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3953 					     0, 5920, 4, 0);
3954 		}
3955 		else if (wacom_wac->shared->touch->product == 0x393) {
3956 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3957 					     0, 6400, 4, 0);
3958 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3959 					     0, 4000, 4, 0);
3960 		}
3961 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3962 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
3963 
3964 		fallthrough;
3965 
3966 	case INTUOS5:
3967 	case INTUOS5L:
3968 	case INTUOSPM:
3969 	case INTUOSPL:
3970 	case INTUOS5S:
3971 	case INTUOSPS:
3972 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3973 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3974 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3975 		break;
3976 
3977 	case WACOM_24HDT:
3978 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3979 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3980 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3981 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3982 		fallthrough;
3983 
3984 	case WACOM_27QHDT:
3985 		if (wacom_wac->shared->touch->product == 0x32C ||
3986 		    wacom_wac->shared->touch->product == 0xF6) {
3987 			input_dev->evbit[0] |= BIT_MASK(EV_SW);
3988 			__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3989 			wacom_wac->has_mute_touch_switch = true;
3990 			wacom_wac->is_soft_touch_switch = true;
3991 		}
3992 		fallthrough;
3993 
3994 	case MTSCREEN:
3995 	case MTTPC:
3996 	case MTTPC_B:
3997 	case TABLETPC2FG:
3998 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3999 		fallthrough;
4000 
4001 	case TABLETPC:
4002 	case TABLETPCE:
4003 		break;
4004 
4005 	case INTUOSHT:
4006 	case INTUOSHT2:
4007 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
4008 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4009 		fallthrough;
4010 
4011 	case BAMBOO_PT:
4012 	case BAMBOO_TOUCH:
4013 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
4014 			input_set_abs_params(input_dev,
4015 				     ABS_MT_TOUCH_MAJOR,
4016 				     0, features->x_max, 0, 0);
4017 			input_set_abs_params(input_dev,
4018 				     ABS_MT_TOUCH_MINOR,
4019 				     0, features->y_max, 0, 0);
4020 		}
4021 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4022 		break;
4023 
4024 	case BAMBOO_PAD:
4025 		input_mt_init_slots(input_dev, features->touch_max,
4026 				    INPUT_MT_POINTER);
4027 		__set_bit(BTN_LEFT, input_dev->keybit);
4028 		__set_bit(BTN_RIGHT, input_dev->keybit);
4029 		break;
4030 	}
4031 	return 0;
4032 }
4033 
4034 static int wacom_numbered_button_to_key(int n)
4035 {
4036 	if (n < 10)
4037 		return BTN_0 + n;
4038 	else if (n < 16)
4039 		return BTN_A + (n-10);
4040 	else if (n < 18)
4041 		return BTN_BASE + (n-16);
4042 	else
4043 		return 0;
4044 }
4045 
4046 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4047 				int button_count)
4048 {
4049 	int i;
4050 
4051 	for (i = 0; i < button_count; i++) {
4052 		int key = wacom_numbered_button_to_key(i);
4053 
4054 		if (key)
4055 			__set_bit(key, input_dev->keybit);
4056 	}
4057 }
4058 
4059 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4060 {
4061 	struct wacom_led *led;
4062 	int i;
4063 	bool updated = false;
4064 
4065 	/*
4066 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
4067 	 * So group 0 matches the second half of the buttons and thus the mask
4068 	 * needs to be shifted.
4069 	 */
4070 	if (group == 0)
4071 		mask >>= 8;
4072 
4073 	for (i = 0; i < 3; i++) {
4074 		led = wacom_led_find(wacom, group, i);
4075 		if (!led) {
4076 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4077 				i, group);
4078 			continue;
4079 		}
4080 		if (!updated && mask & BIT(i)) {
4081 			led->held = true;
4082 			led_trigger_event(&led->trigger, LED_FULL);
4083 		} else {
4084 			led->held = false;
4085 		}
4086 	}
4087 }
4088 
4089 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4090 				 int mask, int group)
4091 {
4092 	int group_button;
4093 
4094 	/*
4095 	 * 21UX2 has LED group 1 to the left and LED group 0
4096 	 * to the right. We need to reverse the group to match this
4097 	 * historical behavior.
4098 	 */
4099 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
4100 		group = 1 - group;
4101 
4102 	group_button = group * (button_count/wacom->led.count);
4103 
4104 	if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4105 		group_button = 8;
4106 
4107 	return mask & (1 << group_button);
4108 }
4109 
4110 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4111 			     int group)
4112 {
4113 	struct wacom_led *led, *next_led;
4114 	int cur;
4115 	bool pressed;
4116 
4117 	if (wacom->wacom_wac.features.type == WACOM_24HD)
4118 		return wacom_24hd_update_leds(wacom, mask, group);
4119 
4120 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4121 	cur = wacom->led.groups[group].select;
4122 
4123 	led = wacom_led_find(wacom, group, cur);
4124 	if (!led) {
4125 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4126 			cur, group);
4127 		return;
4128 	}
4129 
4130 	if (!pressed) {
4131 		led->held = false;
4132 		return;
4133 	}
4134 
4135 	if (led->held && pressed)
4136 		return;
4137 
4138 	next_led = wacom_led_next(wacom, led);
4139 	if (!next_led) {
4140 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
4141 			group);
4142 		return;
4143 	}
4144 	if (next_led == led)
4145 		return;
4146 
4147 	next_led->held = true;
4148 	led_trigger_event(&next_led->trigger,
4149 			  wacom_leds_brightness_get(next_led));
4150 }
4151 
4152 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4153 				int button_count, int mask)
4154 {
4155 	struct wacom *wacom = input_get_drvdata(input_dev);
4156 	int i;
4157 
4158 	for (i = 0; i < wacom->led.count; i++)
4159 		wacom_update_led(wacom,  button_count, mask, i);
4160 
4161 	for (i = 0; i < button_count; i++) {
4162 		int key = wacom_numbered_button_to_key(i);
4163 
4164 		if (key)
4165 			input_report_key(input_dev, key, mask & (1 << i));
4166 	}
4167 }
4168 
4169 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4170 				   struct wacom_wac *wacom_wac)
4171 {
4172 	struct wacom_features *features = &wacom_wac->features;
4173 
4174 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4175 		features->device_type |= WACOM_DEVICETYPE_PAD;
4176 
4177 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4178 		return -ENODEV;
4179 
4180 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4181 		return -ENODEV;
4182 
4183 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4184 
4185 	/* kept for making legacy xf86-input-wacom working with the wheels */
4186 	__set_bit(ABS_MISC, input_dev->absbit);
4187 
4188 	/* kept for making legacy xf86-input-wacom accepting the pad */
4189 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4190 	      input_dev->absinfo[ABS_X].maximum)))
4191 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4192 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4193 	      input_dev->absinfo[ABS_Y].maximum)))
4194 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4195 
4196 	/* kept for making udev and libwacom accepting the pad */
4197 	__set_bit(BTN_STYLUS, input_dev->keybit);
4198 
4199 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4200 
4201 	switch (features->type) {
4202 
4203 	case CINTIQ_HYBRID:
4204 	case CINTIQ_COMPANION_2:
4205 	case DTK:
4206 	case DTUS:
4207 	case GRAPHIRE_BT:
4208 		break;
4209 
4210 	case WACOM_MO:
4211 		__set_bit(BTN_BACK, input_dev->keybit);
4212 		__set_bit(BTN_LEFT, input_dev->keybit);
4213 		__set_bit(BTN_FORWARD, input_dev->keybit);
4214 		__set_bit(BTN_RIGHT, input_dev->keybit);
4215 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4216 		break;
4217 
4218 	case WACOM_G4:
4219 		__set_bit(BTN_BACK, input_dev->keybit);
4220 		__set_bit(BTN_FORWARD, input_dev->keybit);
4221 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
4222 		break;
4223 
4224 	case WACOM_24HD:
4225 		__set_bit(KEY_PROG1, input_dev->keybit);
4226 		__set_bit(KEY_PROG2, input_dev->keybit);
4227 		__set_bit(KEY_PROG3, input_dev->keybit);
4228 
4229 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4230 		__set_bit(KEY_INFO, input_dev->keybit);
4231 
4232 		if (!features->oPid)
4233 			__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4234 
4235 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4236 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4237 		break;
4238 
4239 	case WACOM_27QHD:
4240 		__set_bit(KEY_PROG1, input_dev->keybit);
4241 		__set_bit(KEY_PROG2, input_dev->keybit);
4242 		__set_bit(KEY_PROG3, input_dev->keybit);
4243 
4244 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4245 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4246 
4247 		if (!features->oPid)
4248 			__set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4249 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4250 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4251 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4252 		input_abs_set_res(input_dev, ABS_Y, 1024);
4253 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4254 		input_abs_set_res(input_dev, ABS_Z, 1024);
4255 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4256 		break;
4257 
4258 	case WACOM_22HD:
4259 		__set_bit(KEY_PROG1, input_dev->keybit);
4260 		__set_bit(KEY_PROG2, input_dev->keybit);
4261 		__set_bit(KEY_PROG3, input_dev->keybit);
4262 
4263 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4264 		__set_bit(KEY_INFO, input_dev->keybit);
4265 		fallthrough;
4266 
4267 	case WACOM_21UX2:
4268 	case WACOM_BEE:
4269 	case CINTIQ:
4270 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4271 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4272 		break;
4273 
4274 	case WACOM_13HD:
4275 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4276 		break;
4277 
4278 	case INTUOS3:
4279 	case INTUOS3L:
4280 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4281 		fallthrough;
4282 
4283 	case INTUOS3S:
4284 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4285 		break;
4286 
4287 	case INTUOS5:
4288 	case INTUOS5L:
4289 	case INTUOSPM:
4290 	case INTUOSPL:
4291 	case INTUOS5S:
4292 	case INTUOSPS:
4293 	case INTUOSP2_BT:
4294 	case INTUOSP2S_BT:
4295 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4296 		break;
4297 
4298 	case INTUOS4WL:
4299 		/*
4300 		 * For Bluetooth devices, the udev rule does not work correctly
4301 		 * for pads unless we add a stylus capability, which forces
4302 		 * ID_INPUT_TABLET to be set.
4303 		 */
4304 		__set_bit(BTN_STYLUS, input_dev->keybit);
4305 		fallthrough;
4306 
4307 	case INTUOS4:
4308 	case INTUOS4L:
4309 	case INTUOS4S:
4310 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4311 		break;
4312 
4313 	case INTUOSHT:
4314 	case BAMBOO_PT:
4315 	case BAMBOO_TOUCH:
4316 	case INTUOSHT2:
4317 		__clear_bit(ABS_MISC, input_dev->absbit);
4318 
4319 		__set_bit(BTN_LEFT, input_dev->keybit);
4320 		__set_bit(BTN_FORWARD, input_dev->keybit);
4321 		__set_bit(BTN_BACK, input_dev->keybit);
4322 		__set_bit(BTN_RIGHT, input_dev->keybit);
4323 
4324 		break;
4325 
4326 	case REMOTE:
4327 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4328 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4329 		break;
4330 
4331 	case INTUOSHT3_BT:
4332 	case HID_GENERIC:
4333 		break;
4334 
4335 	default:
4336 		/* no pad supported */
4337 		return -ENODEV;
4338 	}
4339 	return 0;
4340 }
4341 
4342 static const struct wacom_features wacom_features_0x00 =
4343 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4344 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4345 static const struct wacom_features wacom_features_0x10 =
4346 	{ "Wacom Graphire", 10206, 7422, 511, 63,
4347 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4348 static const struct wacom_features wacom_features_0x81 =
4349 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4350 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4351 static const struct wacom_features wacom_features_0x11 =
4352 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4353 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4354 static const struct wacom_features wacom_features_0x12 =
4355 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4356 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4357 static const struct wacom_features wacom_features_0x13 =
4358 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4359 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4360 static const struct wacom_features wacom_features_0x14 =
4361 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4362 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4363 static const struct wacom_features wacom_features_0x15 =
4364 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4365 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4366 static const struct wacom_features wacom_features_0x16 =
4367 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4368 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4369 static const struct wacom_features wacom_features_0x17 =
4370 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4371 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4372 static const struct wacom_features wacom_features_0x18 =
4373 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4374 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4375 static const struct wacom_features wacom_features_0x19 =
4376 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4377 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4378 static const struct wacom_features wacom_features_0x60 =
4379 	{ "Wacom Volito", 5104, 3712, 511, 63,
4380 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4381 static const struct wacom_features wacom_features_0x61 =
4382 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4383 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4384 static const struct wacom_features wacom_features_0x62 =
4385 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4386 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4387 static const struct wacom_features wacom_features_0x63 =
4388 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4389 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4390 static const struct wacom_features wacom_features_0x64 =
4391 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4392 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4393 static const struct wacom_features wacom_features_0x65 =
4394 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4395 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4396 static const struct wacom_features wacom_features_0x69 =
4397 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4398 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4399 static const struct wacom_features wacom_features_0x6A =
4400 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4401 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4402 static const struct wacom_features wacom_features_0x6B =
4403 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4404 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4405 static const struct wacom_features wacom_features_0x20 =
4406 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4407 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4408 static const struct wacom_features wacom_features_0x21 =
4409 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4410 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4411 static const struct wacom_features wacom_features_0x22 =
4412 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4413 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4414 static const struct wacom_features wacom_features_0x23 =
4415 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4416 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4417 static const struct wacom_features wacom_features_0x24 =
4418 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4419 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4420 static const struct wacom_features wacom_features_0x30 =
4421 	{ "Wacom PL400", 5408, 4056, 255, 0,
4422 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4423 static const struct wacom_features wacom_features_0x31 =
4424 	{ "Wacom PL500", 6144, 4608, 255, 0,
4425 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4426 static const struct wacom_features wacom_features_0x32 =
4427 	{ "Wacom PL600", 6126, 4604, 255, 0,
4428 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4429 static const struct wacom_features wacom_features_0x33 =
4430 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4431 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4432 static const struct wacom_features wacom_features_0x34 =
4433 	{ "Wacom PL550", 6144, 4608, 511, 0,
4434 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4435 static const struct wacom_features wacom_features_0x35 =
4436 	{ "Wacom PL800", 7220, 5780, 511, 0,
4437 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4438 static const struct wacom_features wacom_features_0x37 =
4439 	{ "Wacom PL700", 6758, 5406, 511, 0,
4440 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4441 static const struct wacom_features wacom_features_0x38 =
4442 	{ "Wacom PL510", 6282, 4762, 511, 0,
4443 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4444 static const struct wacom_features wacom_features_0x39 =
4445 	{ "Wacom DTU710", 34080, 27660, 511, 0,
4446 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4447 static const struct wacom_features wacom_features_0xC4 =
4448 	{ "Wacom DTF521", 6282, 4762, 511, 0,
4449 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4450 static const struct wacom_features wacom_features_0xC0 =
4451 	{ "Wacom DTF720", 6858, 5506, 511, 0,
4452 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4453 static const struct wacom_features wacom_features_0xC2 =
4454 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4455 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4456 static const struct wacom_features wacom_features_0x03 =
4457 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4458 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4459 static const struct wacom_features wacom_features_0x41 =
4460 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4461 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4462 static const struct wacom_features wacom_features_0x42 =
4463 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4464 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4465 static const struct wacom_features wacom_features_0x43 =
4466 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4467 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4468 static const struct wacom_features wacom_features_0x44 =
4469 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4470 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4471 static const struct wacom_features wacom_features_0x45 =
4472 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4473 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4474 static const struct wacom_features wacom_features_0xB0 =
4475 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4476 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4477 static const struct wacom_features wacom_features_0xB1 =
4478 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4479 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4480 static const struct wacom_features wacom_features_0xB2 =
4481 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4482 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4483 static const struct wacom_features wacom_features_0xB3 =
4484 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4485 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4486 static const struct wacom_features wacom_features_0xB4 =
4487 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4488 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4489 static const struct wacom_features wacom_features_0xB5 =
4490 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4491 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4492 static const struct wacom_features wacom_features_0xB7 =
4493 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4494 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4495 static const struct wacom_features wacom_features_0xB8 =
4496 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4497 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4498 static const struct wacom_features wacom_features_0xB9 =
4499 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4500 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4501 static const struct wacom_features wacom_features_0xBA =
4502 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4503 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4504 static const struct wacom_features wacom_features_0xBB =
4505 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4506 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4507 static const struct wacom_features wacom_features_0xBC =
4508 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4509 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4510 static const struct wacom_features wacom_features_0xBD =
4511 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4512 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4513 static const struct wacom_features wacom_features_0x26 =
4514 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4515 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4516 static const struct wacom_features wacom_features_0x27 =
4517 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4518 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4519 static const struct wacom_features wacom_features_0x28 =
4520 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4521 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4522 static const struct wacom_features wacom_features_0x29 =
4523 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4524 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4525 static const struct wacom_features wacom_features_0x2A =
4526 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4527 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4528 static const struct wacom_features wacom_features_0x314 =
4529 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4530 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4531 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4532 static const struct wacom_features wacom_features_0x315 =
4533 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4534 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4535 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4536 static const struct wacom_features wacom_features_0x317 =
4537 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4538 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4539 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4540 static const struct wacom_features wacom_features_0xF4 =
4541 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4542 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4543 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4544 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4545 static const struct wacom_features wacom_features_0xF8 =
4546 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4547 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4548 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4549 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4550 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4551 static const struct wacom_features wacom_features_0xF6 =
4552 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4553 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4554 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4555 static const struct wacom_features wacom_features_0x32A =
4556 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4557 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4558 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4559 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4560 static const struct wacom_features wacom_features_0x32B =
4561 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4562 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4563 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4564 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4565 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4566 static const struct wacom_features wacom_features_0x32C =
4567 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4568 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4569 static const struct wacom_features wacom_features_0x3F =
4570 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4571 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4572 static const struct wacom_features wacom_features_0xC5 =
4573 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4574 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4575 static const struct wacom_features wacom_features_0xC6 =
4576 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4577 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4578 static const struct wacom_features wacom_features_0x304 =
4579 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4580 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4581 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4582 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4583 static const struct wacom_features wacom_features_0x333 =
4584 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4585 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4586 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4587 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4588 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4589 static const struct wacom_features wacom_features_0x335 =
4590 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4591 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4592 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4593 static const struct wacom_features wacom_features_0xC7 =
4594 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4595 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4596 static const struct wacom_features wacom_features_0xCE =
4597 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4598 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4599 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4600 static const struct wacom_features wacom_features_0xF0 =
4601 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4602 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4603 static const struct wacom_features wacom_features_0xFB =
4604 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4605 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4606 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4607 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4608 static const struct wacom_features wacom_features_0x32F =
4609 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4610 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4611 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4612 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4613 static const struct wacom_features wacom_features_0x336 =
4614 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4615 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4616 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4617 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4618 static const struct wacom_features wacom_features_0x57 =
4619 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4620 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4621 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4622 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4623 static const struct wacom_features wacom_features_0x59 = /* Pen */
4624 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4625 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4626 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4627 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4628 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4629 static const struct wacom_features wacom_features_0x5D = /* Touch */
4630 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4631 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4632 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4633 static const struct wacom_features wacom_features_0xCC =
4634 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4635 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4636 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4637 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4638 static const struct wacom_features wacom_features_0xFA =
4639 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4640 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4641 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4642 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4643 static const struct wacom_features wacom_features_0x5B =
4644 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4645 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4646 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4647 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4648 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4649 static const struct wacom_features wacom_features_0x5E =
4650 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4651 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4652 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4653 static const struct wacom_features wacom_features_0x90 =
4654 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4655 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4656 static const struct wacom_features wacom_features_0x93 =
4657 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4658 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4659 static const struct wacom_features wacom_features_0x97 =
4660 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4661 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4662 static const struct wacom_features wacom_features_0x9A =
4663 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4664 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4665 static const struct wacom_features wacom_features_0x9F =
4666 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4667 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4668 static const struct wacom_features wacom_features_0xE2 =
4669 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4670 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4671 static const struct wacom_features wacom_features_0xE3 =
4672 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4673 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4674 static const struct wacom_features wacom_features_0xE5 =
4675 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4676 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4677 static const struct wacom_features wacom_features_0xE6 =
4678 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4679 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4680 static const struct wacom_features wacom_features_0xEC =
4681 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4682 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4683 static const struct wacom_features wacom_features_0xED =
4684 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4685 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4686 static const struct wacom_features wacom_features_0xEF =
4687 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4688 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4689 static const struct wacom_features wacom_features_0x100 =
4690 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4691 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4692 static const struct wacom_features wacom_features_0x101 =
4693 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4694 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4695 static const struct wacom_features wacom_features_0x10D =
4696 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4697 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4698 static const struct wacom_features wacom_features_0x10E =
4699 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4700 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4701 static const struct wacom_features wacom_features_0x10F =
4702 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4703 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4704 static const struct wacom_features wacom_features_0x116 =
4705 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4706 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4707 static const struct wacom_features wacom_features_0x12C =
4708 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4709 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4710 static const struct wacom_features wacom_features_0x4001 =
4711 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4712 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4713 static const struct wacom_features wacom_features_0x4004 =
4714 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4715 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4716 static const struct wacom_features wacom_features_0x5000 =
4717 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4718 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4719 static const struct wacom_features wacom_features_0x5002 =
4720 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4721 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4722 static const struct wacom_features wacom_features_0x47 =
4723 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4724 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4725 static const struct wacom_features wacom_features_0x84 =
4726 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4727 static const struct wacom_features wacom_features_0xD0 =
4728 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4729 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4730 static const struct wacom_features wacom_features_0xD1 =
4731 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4732 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4733 static const struct wacom_features wacom_features_0xD2 =
4734 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4735 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4736 static const struct wacom_features wacom_features_0xD3 =
4737 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4738 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4739 static const struct wacom_features wacom_features_0xD4 =
4740 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4741 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4742 static const struct wacom_features wacom_features_0xD5 =
4743 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4744 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4745 static const struct wacom_features wacom_features_0xD6 =
4746 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4747 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4748 static const struct wacom_features wacom_features_0xD7 =
4749 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4750 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4751 static const struct wacom_features wacom_features_0xD8 =
4752 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4753 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4754 static const struct wacom_features wacom_features_0xDA =
4755 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4756 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4757 static const struct wacom_features wacom_features_0xDB =
4758 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4759 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4760 static const struct wacom_features wacom_features_0xDD =
4761         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4762           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4763 static const struct wacom_features wacom_features_0xDE =
4764         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4765 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4766 static const struct wacom_features wacom_features_0xDF =
4767         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4768 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4769 static const struct wacom_features wacom_features_0x300 =
4770 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4771 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4772 static const struct wacom_features wacom_features_0x301 =
4773 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4774 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4775 static const struct wacom_features wacom_features_0x302 =
4776 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4777 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4778 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4779 static const struct wacom_features wacom_features_0x303 =
4780 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4781 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4782 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4783 static const struct wacom_features wacom_features_0x30E =
4784 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4785 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4786 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4787 static const struct wacom_features wacom_features_0x6004 =
4788 	{ "ISD-V4", 12800, 8000, 255, 0,
4789 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4790 static const struct wacom_features wacom_features_0x307 =
4791 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4792 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4793 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4794 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4795 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4796 static const struct wacom_features wacom_features_0x309 =
4797 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4798 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4799 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4800 static const struct wacom_features wacom_features_0x30A =
4801 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4802 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4803 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4804 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4805 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4806 static const struct wacom_features wacom_features_0x30C =
4807 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4808 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4809 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4810 static const struct wacom_features wacom_features_0x318 =
4811 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4812 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4813 static const struct wacom_features wacom_features_0x319 =
4814 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4815 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4816 static const struct wacom_features wacom_features_0x325 =
4817 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4818 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4819 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4820 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4821 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4822 static const struct wacom_features wacom_features_0x326 = /* Touch */
4823 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4824 	  .oPid = 0x325 };
4825 static const struct wacom_features wacom_features_0x323 =
4826 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4827 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4828 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4829 static const struct wacom_features wacom_features_0x331 =
4830 	{ "Wacom Express Key Remote", .type = REMOTE,
4831 	  .numbered_buttons = 18, .check_for_hid_type = true,
4832 	  .hid_type = HID_TYPE_USBNONE };
4833 static const struct wacom_features wacom_features_0x33B =
4834 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4835 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4836 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4837 static const struct wacom_features wacom_features_0x33C =
4838 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4839 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4840 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4841 static const struct wacom_features wacom_features_0x33D =
4842 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4843 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4844 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4845 static const struct wacom_features wacom_features_0x33E =
4846 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4847 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4848 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4849 static const struct wacom_features wacom_features_0x343 =
4850 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4851 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4852 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4853 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4854 static const struct wacom_features wacom_features_0x360 =
4855 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4856 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4857 static const struct wacom_features wacom_features_0x361 =
4858 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4859 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4860 static const struct wacom_features wacom_features_0x377 =
4861 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4862 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4863 static const struct wacom_features wacom_features_0x379 =
4864 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4865 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4866 static const struct wacom_features wacom_features_0x37A =
4867 	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4868 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4869 static const struct wacom_features wacom_features_0x37B =
4870 	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4871 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4872 static const struct wacom_features wacom_features_0x393 =
4873 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4874 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4875 	  .touch_max = 10 };
4876 static const struct wacom_features wacom_features_0x3c6 =
4877 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4878 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4879 static const struct wacom_features wacom_features_0x3c8 =
4880 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4881 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4882 static const struct wacom_features wacom_features_0x3dd =
4883 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4884 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4885 	  .touch_max = 10 };
4886 
4887 static const struct wacom_features wacom_features_HID_ANY_ID =
4888 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4889 
4890 static const struct wacom_features wacom_features_0x94 =
4891 	{ "Wacom Bootloader", .type = BOOTLOADER };
4892 
4893 #define USB_DEVICE_WACOM(prod)						\
4894 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4895 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4896 
4897 #define BT_DEVICE_WACOM(prod)						\
4898 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4899 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4900 
4901 #define I2C_DEVICE_WACOM(prod)						\
4902 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4903 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4904 
4905 #define USB_DEVICE_LENOVO(prod)					\
4906 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4907 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4908 
4909 const struct hid_device_id wacom_ids[] = {
4910 	{ USB_DEVICE_WACOM(0x00) },
4911 	{ USB_DEVICE_WACOM(0x03) },
4912 	{ USB_DEVICE_WACOM(0x10) },
4913 	{ USB_DEVICE_WACOM(0x11) },
4914 	{ USB_DEVICE_WACOM(0x12) },
4915 	{ USB_DEVICE_WACOM(0x13) },
4916 	{ USB_DEVICE_WACOM(0x14) },
4917 	{ USB_DEVICE_WACOM(0x15) },
4918 	{ USB_DEVICE_WACOM(0x16) },
4919 	{ USB_DEVICE_WACOM(0x17) },
4920 	{ USB_DEVICE_WACOM(0x18) },
4921 	{ USB_DEVICE_WACOM(0x19) },
4922 	{ USB_DEVICE_WACOM(0x20) },
4923 	{ USB_DEVICE_WACOM(0x21) },
4924 	{ USB_DEVICE_WACOM(0x22) },
4925 	{ USB_DEVICE_WACOM(0x23) },
4926 	{ USB_DEVICE_WACOM(0x24) },
4927 	{ USB_DEVICE_WACOM(0x26) },
4928 	{ USB_DEVICE_WACOM(0x27) },
4929 	{ USB_DEVICE_WACOM(0x28) },
4930 	{ USB_DEVICE_WACOM(0x29) },
4931 	{ USB_DEVICE_WACOM(0x2A) },
4932 	{ USB_DEVICE_WACOM(0x30) },
4933 	{ USB_DEVICE_WACOM(0x31) },
4934 	{ USB_DEVICE_WACOM(0x32) },
4935 	{ USB_DEVICE_WACOM(0x33) },
4936 	{ USB_DEVICE_WACOM(0x34) },
4937 	{ USB_DEVICE_WACOM(0x35) },
4938 	{ USB_DEVICE_WACOM(0x37) },
4939 	{ USB_DEVICE_WACOM(0x38) },
4940 	{ USB_DEVICE_WACOM(0x39) },
4941 	{ USB_DEVICE_WACOM(0x3F) },
4942 	{ USB_DEVICE_WACOM(0x41) },
4943 	{ USB_DEVICE_WACOM(0x42) },
4944 	{ USB_DEVICE_WACOM(0x43) },
4945 	{ USB_DEVICE_WACOM(0x44) },
4946 	{ USB_DEVICE_WACOM(0x45) },
4947 	{ USB_DEVICE_WACOM(0x47) },
4948 	{ USB_DEVICE_WACOM(0x57) },
4949 	{ USB_DEVICE_WACOM(0x59) },
4950 	{ USB_DEVICE_WACOM(0x5B) },
4951 	{ USB_DEVICE_WACOM(0x5D) },
4952 	{ USB_DEVICE_WACOM(0x5E) },
4953 	{ USB_DEVICE_WACOM(0x60) },
4954 	{ USB_DEVICE_WACOM(0x61) },
4955 	{ USB_DEVICE_WACOM(0x62) },
4956 	{ USB_DEVICE_WACOM(0x63) },
4957 	{ USB_DEVICE_WACOM(0x64) },
4958 	{ USB_DEVICE_WACOM(0x65) },
4959 	{ USB_DEVICE_WACOM(0x69) },
4960 	{ USB_DEVICE_WACOM(0x6A) },
4961 	{ USB_DEVICE_WACOM(0x6B) },
4962 	{ BT_DEVICE_WACOM(0x81) },
4963 	{ USB_DEVICE_WACOM(0x84) },
4964 	{ USB_DEVICE_WACOM(0x90) },
4965 	{ USB_DEVICE_WACOM(0x93) },
4966 	{ USB_DEVICE_WACOM(0x94) },
4967 	{ USB_DEVICE_WACOM(0x97) },
4968 	{ USB_DEVICE_WACOM(0x9A) },
4969 	{ USB_DEVICE_WACOM(0x9F) },
4970 	{ USB_DEVICE_WACOM(0xB0) },
4971 	{ USB_DEVICE_WACOM(0xB1) },
4972 	{ USB_DEVICE_WACOM(0xB2) },
4973 	{ USB_DEVICE_WACOM(0xB3) },
4974 	{ USB_DEVICE_WACOM(0xB4) },
4975 	{ USB_DEVICE_WACOM(0xB5) },
4976 	{ USB_DEVICE_WACOM(0xB7) },
4977 	{ USB_DEVICE_WACOM(0xB8) },
4978 	{ USB_DEVICE_WACOM(0xB9) },
4979 	{ USB_DEVICE_WACOM(0xBA) },
4980 	{ USB_DEVICE_WACOM(0xBB) },
4981 	{ USB_DEVICE_WACOM(0xBC) },
4982 	{ BT_DEVICE_WACOM(0xBD) },
4983 	{ USB_DEVICE_WACOM(0xC0) },
4984 	{ USB_DEVICE_WACOM(0xC2) },
4985 	{ USB_DEVICE_WACOM(0xC4) },
4986 	{ USB_DEVICE_WACOM(0xC5) },
4987 	{ USB_DEVICE_WACOM(0xC6) },
4988 	{ USB_DEVICE_WACOM(0xC7) },
4989 	{ USB_DEVICE_WACOM(0xCC) },
4990 	{ USB_DEVICE_WACOM(0xCE) },
4991 	{ USB_DEVICE_WACOM(0xD0) },
4992 	{ USB_DEVICE_WACOM(0xD1) },
4993 	{ USB_DEVICE_WACOM(0xD2) },
4994 	{ USB_DEVICE_WACOM(0xD3) },
4995 	{ USB_DEVICE_WACOM(0xD4) },
4996 	{ USB_DEVICE_WACOM(0xD5) },
4997 	{ USB_DEVICE_WACOM(0xD6) },
4998 	{ USB_DEVICE_WACOM(0xD7) },
4999 	{ USB_DEVICE_WACOM(0xD8) },
5000 	{ USB_DEVICE_WACOM(0xDA) },
5001 	{ USB_DEVICE_WACOM(0xDB) },
5002 	{ USB_DEVICE_WACOM(0xDD) },
5003 	{ USB_DEVICE_WACOM(0xDE) },
5004 	{ USB_DEVICE_WACOM(0xDF) },
5005 	{ USB_DEVICE_WACOM(0xE2) },
5006 	{ USB_DEVICE_WACOM(0xE3) },
5007 	{ USB_DEVICE_WACOM(0xE5) },
5008 	{ USB_DEVICE_WACOM(0xE6) },
5009 	{ USB_DEVICE_WACOM(0xEC) },
5010 	{ USB_DEVICE_WACOM(0xED) },
5011 	{ USB_DEVICE_WACOM(0xEF) },
5012 	{ USB_DEVICE_WACOM(0xF0) },
5013 	{ USB_DEVICE_WACOM(0xF4) },
5014 	{ USB_DEVICE_WACOM(0xF6) },
5015 	{ USB_DEVICE_WACOM(0xF8) },
5016 	{ USB_DEVICE_WACOM(0xFA) },
5017 	{ USB_DEVICE_WACOM(0xFB) },
5018 	{ USB_DEVICE_WACOM(0x100) },
5019 	{ USB_DEVICE_WACOM(0x101) },
5020 	{ USB_DEVICE_WACOM(0x10D) },
5021 	{ USB_DEVICE_WACOM(0x10E) },
5022 	{ USB_DEVICE_WACOM(0x10F) },
5023 	{ USB_DEVICE_WACOM(0x116) },
5024 	{ USB_DEVICE_WACOM(0x12C) },
5025 	{ USB_DEVICE_WACOM(0x300) },
5026 	{ USB_DEVICE_WACOM(0x301) },
5027 	{ USB_DEVICE_WACOM(0x302) },
5028 	{ USB_DEVICE_WACOM(0x303) },
5029 	{ USB_DEVICE_WACOM(0x304) },
5030 	{ USB_DEVICE_WACOM(0x307) },
5031 	{ USB_DEVICE_WACOM(0x309) },
5032 	{ USB_DEVICE_WACOM(0x30A) },
5033 	{ USB_DEVICE_WACOM(0x30C) },
5034 	{ USB_DEVICE_WACOM(0x30E) },
5035 	{ USB_DEVICE_WACOM(0x314) },
5036 	{ USB_DEVICE_WACOM(0x315) },
5037 	{ USB_DEVICE_WACOM(0x317) },
5038 	{ USB_DEVICE_WACOM(0x318) },
5039 	{ USB_DEVICE_WACOM(0x319) },
5040 	{ USB_DEVICE_WACOM(0x323) },
5041 	{ USB_DEVICE_WACOM(0x325) },
5042 	{ USB_DEVICE_WACOM(0x326) },
5043 	{ USB_DEVICE_WACOM(0x32A) },
5044 	{ USB_DEVICE_WACOM(0x32B) },
5045 	{ USB_DEVICE_WACOM(0x32C) },
5046 	{ USB_DEVICE_WACOM(0x32F) },
5047 	{ USB_DEVICE_WACOM(0x331) },
5048 	{ USB_DEVICE_WACOM(0x333) },
5049 	{ USB_DEVICE_WACOM(0x335) },
5050 	{ USB_DEVICE_WACOM(0x336) },
5051 	{ USB_DEVICE_WACOM(0x33B) },
5052 	{ USB_DEVICE_WACOM(0x33C) },
5053 	{ USB_DEVICE_WACOM(0x33D) },
5054 	{ USB_DEVICE_WACOM(0x33E) },
5055 	{ USB_DEVICE_WACOM(0x343) },
5056 	{ BT_DEVICE_WACOM(0x360) },
5057 	{ BT_DEVICE_WACOM(0x361) },
5058 	{ BT_DEVICE_WACOM(0x377) },
5059 	{ BT_DEVICE_WACOM(0x379) },
5060 	{ USB_DEVICE_WACOM(0x37A) },
5061 	{ USB_DEVICE_WACOM(0x37B) },
5062 	{ BT_DEVICE_WACOM(0x393) },
5063 	{ BT_DEVICE_WACOM(0x3c6) },
5064 	{ BT_DEVICE_WACOM(0x3c8) },
5065 	{ BT_DEVICE_WACOM(0x3dd) },
5066 	{ USB_DEVICE_WACOM(0x4001) },
5067 	{ USB_DEVICE_WACOM(0x4004) },
5068 	{ USB_DEVICE_WACOM(0x5000) },
5069 	{ USB_DEVICE_WACOM(0x5002) },
5070 	{ USB_DEVICE_LENOVO(0x6004) },
5071 
5072 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
5073 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
5074 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
5075 	{ }
5076 };
5077 MODULE_DEVICE_TABLE(hid, wacom_ids);
5078