xref: /linux/drivers/hid/wacom_wac.c (revision c060f8168bdf22aa986970955af99702d142dfbe)
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 	switch (tool_id) {
696 	case 0x812: /* Inking pen */
697 	case 0x801: /* Intuos3 Inking pen */
698 	case 0x12802: /* Intuos4/5 Inking Pen */
699 	case 0x012:
700 		return BTN_TOOL_PENCIL;
701 
702 	case 0x832: /* Stroke pen */
703 	case 0x032:
704 		return BTN_TOOL_BRUSH;
705 
706 	case 0x007: /* Mouse 4D and 2D */
707 	case 0x09c:
708 	case 0x094:
709 	case 0x017: /* Intuos3 2D Mouse */
710 	case 0x806: /* Intuos4 Mouse */
711 		return BTN_TOOL_MOUSE;
712 
713 	case 0x096: /* Lens cursor */
714 	case 0x097: /* Intuos3 Lens cursor */
715 	case 0x006: /* Intuos4 Lens cursor */
716 		return BTN_TOOL_LENS;
717 
718 	case 0xd12:
719 	case 0x912:
720 	case 0x112:
721 	case 0x913: /* Intuos3 Airbrush */
722 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
723 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
724 		return BTN_TOOL_AIRBRUSH;
725 
726 	default:
727 		if (tool_id & 0x0008)
728 			return BTN_TOOL_RUBBER;
729 		return BTN_TOOL_PEN;
730 	}
731 }
732 
733 static void wacom_exit_report(struct wacom_wac *wacom)
734 {
735 	struct input_dev *input = wacom->pen_input;
736 	struct wacom_features *features = &wacom->features;
737 	unsigned char *data = wacom->data;
738 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
739 
740 	/*
741 	 * Reset all states otherwise we lose the initial states
742 	 * when in-prox next time
743 	 */
744 	input_report_abs(input, ABS_X, 0);
745 	input_report_abs(input, ABS_Y, 0);
746 	input_report_abs(input, ABS_DISTANCE, 0);
747 	input_report_abs(input, ABS_TILT_X, 0);
748 	input_report_abs(input, ABS_TILT_Y, 0);
749 	if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
750 		input_report_key(input, BTN_LEFT, 0);
751 		input_report_key(input, BTN_MIDDLE, 0);
752 		input_report_key(input, BTN_RIGHT, 0);
753 		input_report_key(input, BTN_SIDE, 0);
754 		input_report_key(input, BTN_EXTRA, 0);
755 		input_report_abs(input, ABS_THROTTLE, 0);
756 		input_report_abs(input, ABS_RZ, 0);
757 	} else {
758 		input_report_abs(input, ABS_PRESSURE, 0);
759 		input_report_key(input, BTN_STYLUS, 0);
760 		input_report_key(input, BTN_STYLUS2, 0);
761 		input_report_key(input, BTN_TOUCH, 0);
762 		input_report_abs(input, ABS_WHEEL, 0);
763 		if (features->type >= INTUOS3S)
764 			input_report_abs(input, ABS_Z, 0);
765 	}
766 	input_report_key(input, wacom->tool[idx], 0);
767 	input_report_abs(input, ABS_MISC, 0); /* reset tool id */
768 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
769 	wacom->id[idx] = 0;
770 }
771 
772 static int wacom_intuos_inout(struct wacom_wac *wacom)
773 {
774 	struct wacom_features *features = &wacom->features;
775 	unsigned char *data = wacom->data;
776 	struct input_dev *input = wacom->pen_input;
777 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
778 
779 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
780 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
781 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
782 		return 0;
783 
784 	/* Enter report */
785 	if ((data[1] & 0xfc) == 0xc0) {
786 		/* serial number of the tool */
787 		wacom->serial[idx] = ((__u64)(data[3] & 0x0f) << 28) +
788 			(data[4] << 20) + (data[5] << 12) +
789 			(data[6] << 4) + (data[7] >> 4);
790 
791 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
792 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
793 
794 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
795 
796 		wacom->shared->stylus_in_proximity = true;
797 		return 1;
798 	}
799 
800 	/* in Range */
801 	if ((data[1] & 0xfe) == 0x20) {
802 		if (features->type != INTUOSHT2)
803 			wacom->shared->stylus_in_proximity = true;
804 
805 		/* in Range while exiting */
806 		if (wacom->reporting_data) {
807 			input_report_key(input, BTN_TOUCH, 0);
808 			input_report_abs(input, ABS_PRESSURE, 0);
809 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
810 			return 2;
811 		}
812 		return 1;
813 	}
814 
815 	/* Exit report */
816 	if ((data[1] & 0xfe) == 0x80) {
817 		wacom->shared->stylus_in_proximity = false;
818 		wacom->reporting_data = false;
819 
820 		/* don't report exit if we don't know the ID */
821 		if (!wacom->id[idx])
822 			return 1;
823 
824 		wacom_exit_report(wacom);
825 		return 2;
826 	}
827 
828 	return 0;
829 }
830 
831 static inline bool touch_is_muted(struct wacom_wac *wacom_wac)
832 {
833 	return wacom_wac->probe_complete &&
834 	       wacom_wac->shared->has_mute_touch_switch &&
835 	       !wacom_wac->shared->is_touch_on;
836 }
837 
838 static inline bool report_touch_events(struct wacom_wac *wacom)
839 {
840 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
841 }
842 
843 static inline bool delay_pen_events(struct wacom_wac *wacom)
844 {
845 	return (wacom->shared->touch_down && touch_arbitration);
846 }
847 
848 static int wacom_intuos_general(struct wacom_wac *wacom)
849 {
850 	struct wacom_features *features = &wacom->features;
851 	unsigned char *data = wacom->data;
852 	struct input_dev *input = wacom->pen_input;
853 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
854 	unsigned char type = (data[1] >> 1) & 0x0F;
855 	unsigned int x, y, distance, t;
856 
857 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
858 		data[0] != WACOM_REPORT_INTUOS_PEN)
859 		return 0;
860 
861 	if (delay_pen_events(wacom))
862 		return 1;
863 
864 	/* don't report events if we don't know the tool ID */
865 	if (!wacom->id[idx]) {
866 		/* but reschedule a read of the current tool */
867 		wacom_intuos_schedule_prox_event(wacom);
868 		return 1;
869 	}
870 
871 	/*
872 	 * don't report events for invalid data
873 	 */
874 	/* older I4 styli don't work with new Cintiqs */
875 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
876 			(features->type == WACOM_21UX2)) ||
877 	    /* Only large Intuos support Lense Cursor */
878 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
879 		(features->type == INTUOS3 ||
880 		 features->type == INTUOS3S ||
881 		 features->type == INTUOS4 ||
882 		 features->type == INTUOS4S ||
883 		 features->type == INTUOS5 ||
884 		 features->type == INTUOS5S ||
885 		 features->type == INTUOSPM ||
886 		 features->type == INTUOSPS)) ||
887 	   /* Cintiq doesn't send data when RDY bit isn't set */
888 	   (features->type == CINTIQ && !(data[1] & 0x40)))
889 		return 1;
890 
891 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
892 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
893 	distance = data[9] >> 2;
894 	if (features->type < INTUOS3S) {
895 		x >>= 1;
896 		y >>= 1;
897 		distance >>= 1;
898 	}
899 	if (features->type == INTUOSHT2)
900 		distance = features->distance_max - distance;
901 	input_report_abs(input, ABS_X, x);
902 	input_report_abs(input, ABS_Y, y);
903 	input_report_abs(input, ABS_DISTANCE, distance);
904 
905 	switch (type) {
906 	case 0x00:
907 	case 0x01:
908 	case 0x02:
909 	case 0x03:
910 		/* general pen packet */
911 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
912 		if (features->pressure_max < 2047)
913 			t >>= 1;
914 		input_report_abs(input, ABS_PRESSURE, t);
915 		if (features->type != INTUOSHT2) {
916 		    input_report_abs(input, ABS_TILT_X,
917 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
918 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
919 		}
920 		input_report_key(input, BTN_STYLUS, data[1] & 2);
921 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
922 		input_report_key(input, BTN_TOUCH, t > 10);
923 		break;
924 
925 	case 0x0a:
926 		/* airbrush second packet */
927 		input_report_abs(input, ABS_WHEEL,
928 				(data[6] << 2) | ((data[7] >> 6) & 3));
929 		input_report_abs(input, ABS_TILT_X,
930 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
931 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
932 		break;
933 
934 	case 0x05:
935 		/* Rotation packet */
936 		if (features->type >= INTUOS3S) {
937 			/* I3 marker pen rotation */
938 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
939 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
940 				((t-1) / 2 + 450)) : (450 - t / 2) ;
941 			input_report_abs(input, ABS_Z, t);
942 		} else {
943 			/* 4D mouse 2nd packet */
944 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
945 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
946 				((t - 1) / 2) : -t / 2);
947 		}
948 		break;
949 
950 	case 0x04:
951 		/* 4D mouse 1st packet */
952 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
953 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
954 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
955 
956 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
957 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
958 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
959 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
960 		break;
961 
962 	case 0x06:
963 		/* I4 mouse */
964 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
965 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
966 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
967 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
968 				 - ((data[7] & 0x40) >> 6));
969 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
970 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
971 
972 		input_report_abs(input, ABS_TILT_X,
973 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
974 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
975 		break;
976 
977 	case 0x08:
978 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
979 			/* 2D mouse packet */
980 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
981 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
982 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
983 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
984 					 - ((data[8] & 0x02) >> 1));
985 
986 			/* I3 2D mouse side buttons */
987 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
988 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
989 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
990 			}
991 		}
992 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
993 			/* Lens cursor packets */
994 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
995 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
996 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
997 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
998 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
999 		}
1000 		break;
1001 
1002 	case 0x07:
1003 	case 0x09:
1004 	case 0x0b:
1005 	case 0x0c:
1006 	case 0x0d:
1007 	case 0x0e:
1008 	case 0x0f:
1009 		/* unhandled */
1010 		break;
1011 	}
1012 
1013 	input_report_abs(input, ABS_MISC,
1014 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1015 	input_report_key(input, wacom->tool[idx], 1);
1016 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1017 	wacom->reporting_data = true;
1018 	return 2;
1019 }
1020 
1021 static int wacom_intuos_irq(struct wacom_wac *wacom)
1022 {
1023 	unsigned char *data = wacom->data;
1024 	struct input_dev *input = wacom->pen_input;
1025 	int result;
1026 
1027 	if (data[0] != WACOM_REPORT_PENABLED &&
1028 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
1029 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
1030 	    data[0] != WACOM_REPORT_INTUOSPAD &&
1031 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
1032 	    data[0] != WACOM_REPORT_CINTIQ &&
1033 	    data[0] != WACOM_REPORT_CINTIQPAD &&
1034 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
1035 		dev_dbg(input->dev.parent,
1036 			"%s: received unknown report #%d\n", __func__, data[0]);
1037                 return 0;
1038 	}
1039 
1040 	/* process pad events */
1041 	result = wacom_intuos_pad(wacom);
1042 	if (result)
1043 		return result;
1044 
1045 	/* process in/out prox events */
1046 	result = wacom_intuos_inout(wacom);
1047 	if (result)
1048 		return result - 1;
1049 
1050 	/* process general packets */
1051 	result = wacom_intuos_general(wacom);
1052 	if (result)
1053 		return result - 1;
1054 
1055 	return 0;
1056 }
1057 
1058 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1059 {
1060 	unsigned char *data = wacom_wac->data;
1061 	struct input_dev *input;
1062 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1063 	struct wacom_remote *remote = wacom->remote;
1064 	int bat_charging, bat_percent, touch_ring_mode;
1065 	__u32 serial;
1066 	int i, index = -1;
1067 	unsigned long flags;
1068 
1069 	if (data[0] != WACOM_REPORT_REMOTE) {
1070 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1071 			__func__, data[0]);
1072 		return 0;
1073 	}
1074 
1075 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1076 	wacom_wac->id[0] = PAD_DEVICE_ID;
1077 
1078 	spin_lock_irqsave(&remote->remote_lock, flags);
1079 
1080 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1081 		if (remote->remotes[i].serial == serial) {
1082 			index = i;
1083 			break;
1084 		}
1085 	}
1086 
1087 	if (index < 0 || !remote->remotes[index].registered)
1088 		goto out;
1089 
1090 	remote->remotes[i].active_time = ktime_get();
1091 	input = remote->remotes[index].input;
1092 
1093 	input_report_key(input, BTN_0, (data[9] & 0x01));
1094 	input_report_key(input, BTN_1, (data[9] & 0x02));
1095 	input_report_key(input, BTN_2, (data[9] & 0x04));
1096 	input_report_key(input, BTN_3, (data[9] & 0x08));
1097 	input_report_key(input, BTN_4, (data[9] & 0x10));
1098 	input_report_key(input, BTN_5, (data[9] & 0x20));
1099 	input_report_key(input, BTN_6, (data[9] & 0x40));
1100 	input_report_key(input, BTN_7, (data[9] & 0x80));
1101 
1102 	input_report_key(input, BTN_8, (data[10] & 0x01));
1103 	input_report_key(input, BTN_9, (data[10] & 0x02));
1104 	input_report_key(input, BTN_A, (data[10] & 0x04));
1105 	input_report_key(input, BTN_B, (data[10] & 0x08));
1106 	input_report_key(input, BTN_C, (data[10] & 0x10));
1107 	input_report_key(input, BTN_X, (data[10] & 0x20));
1108 	input_report_key(input, BTN_Y, (data[10] & 0x40));
1109 	input_report_key(input, BTN_Z, (data[10] & 0x80));
1110 
1111 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1112 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1113 
1114 	if (data[12] & 0x80)
1115 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
1116 	else
1117 		input_report_abs(input, ABS_WHEEL, 0);
1118 
1119 	bat_percent = data[7] & 0x7f;
1120 	bat_charging = !!(data[7] & 0x80);
1121 
1122 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1123 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1124 	else
1125 		input_report_abs(input, ABS_MISC, 0);
1126 
1127 	input_event(input, EV_MSC, MSC_SERIAL, serial);
1128 
1129 	input_sync(input);
1130 
1131 	/*Which mode select (LED light) is currently on?*/
1132 	touch_ring_mode = (data[11] & 0xC0) >> 6;
1133 
1134 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1135 		if (remote->remotes[i].serial == serial)
1136 			wacom->led.groups[i].select = touch_ring_mode;
1137 	}
1138 
1139 	__wacom_notify_battery(&remote->remotes[index].battery,
1140 				WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1141 				bat_charging, 1, bat_charging);
1142 
1143 out:
1144 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1145 	return 0;
1146 }
1147 
1148 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1149 {
1150 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1151 	unsigned char *data = wacom_wac->data;
1152 	struct wacom_remote *remote = wacom->remote;
1153 	struct wacom_remote_work_data remote_data;
1154 	unsigned long flags;
1155 	int i, ret;
1156 
1157 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1158 		return;
1159 
1160 	memset(&remote_data, 0, sizeof(struct wacom_remote_work_data));
1161 
1162 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1163 		int j = i * 6;
1164 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1165 
1166 		remote_data.remote[i].serial = serial;
1167 	}
1168 
1169 	spin_lock_irqsave(&remote->remote_lock, flags);
1170 
1171 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1172 	if (ret != sizeof(remote_data)) {
1173 		spin_unlock_irqrestore(&remote->remote_lock, flags);
1174 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1175 		return;
1176 	}
1177 
1178 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1179 
1180 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1181 }
1182 
1183 static int int_dist(int x1, int y1, int x2, int y2)
1184 {
1185 	int x = x2 - x1;
1186 	int y = y2 - y1;
1187 
1188 	return int_sqrt(x*x + y*y);
1189 }
1190 
1191 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1192 		unsigned char *data)
1193 {
1194 	memcpy(wacom->data, data, 10);
1195 	wacom_intuos_irq(wacom);
1196 
1197 	input_sync(wacom->pen_input);
1198 	if (wacom->pad_input)
1199 		input_sync(wacom->pad_input);
1200 }
1201 
1202 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1203 {
1204 	unsigned char data[WACOM_PKGLEN_MAX];
1205 	int i = 1;
1206 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1207 
1208 	memcpy(data, wacom->data, len);
1209 
1210 	switch (data[0]) {
1211 	case 0x04:
1212 		wacom_intuos_bt_process_data(wacom, data + i);
1213 		i += 10;
1214 		fallthrough;
1215 	case 0x03:
1216 		wacom_intuos_bt_process_data(wacom, data + i);
1217 		i += 10;
1218 		wacom_intuos_bt_process_data(wacom, data + i);
1219 		i += 10;
1220 		power_raw = data[i];
1221 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1222 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1223 		battery_capacity = batcap_i4[power_raw & 0x07];
1224 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1225 				     battery_capacity, bat_charging,
1226 				     battery_capacity || bat_charging,
1227 				     ps_connected);
1228 		break;
1229 	default:
1230 		dev_dbg(wacom->pen_input->dev.parent,
1231 				"Unknown report: %d,%d size:%zu\n",
1232 				data[0], data[1], len);
1233 		return 0;
1234 	}
1235 	return 0;
1236 }
1237 
1238 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1239 {
1240 	struct input_dev *input = wacom->touch_input;
1241 	unsigned touch_max = wacom->features.touch_max;
1242 	int count = 0;
1243 	int i;
1244 
1245 	if (!touch_max)
1246 		return 0;
1247 
1248 	if (touch_max == 1)
1249 		return test_bit(BTN_TOUCH, input->key) &&
1250 			report_touch_events(wacom);
1251 
1252 	for (i = 0; i < input->mt->num_slots; i++) {
1253 		struct input_mt_slot *ps = &input->mt->slots[i];
1254 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1255 		if (id >= 0)
1256 			count++;
1257 	}
1258 
1259 	return count;
1260 }
1261 
1262 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1263 {
1264 	int pen_frame_len, pen_frames;
1265 
1266 	struct input_dev *pen_input = wacom->pen_input;
1267 	unsigned char *data = wacom->data;
1268 	int number_of_valid_frames = 0;
1269 	ktime_t time_interval = 15000000;
1270 	ktime_t time_packet_received = ktime_get();
1271 	int i;
1272 
1273 	if (wacom->features.type == INTUOSP2_BT ||
1274 	    wacom->features.type == INTUOSP2S_BT) {
1275 		wacom->serial[0] = get_unaligned_le64(&data[99]);
1276 		wacom->id[0]     = get_unaligned_le16(&data[107]);
1277 		pen_frame_len = 14;
1278 		pen_frames = 7;
1279 	} else {
1280 		wacom->serial[0] = get_unaligned_le64(&data[33]);
1281 		wacom->id[0]     = get_unaligned_le16(&data[41]);
1282 		pen_frame_len = 8;
1283 		pen_frames = 4;
1284 	}
1285 
1286 	if (wacom->serial[0] >> 52 == 1) {
1287 		/* Add back in missing bits of ID for non-USI pens */
1288 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1289 	}
1290 
1291 	/* number of valid frames */
1292 	for (i = 0; i < pen_frames; i++) {
1293 		unsigned char *frame = &data[i*pen_frame_len + 1];
1294 		bool valid = frame[0] & 0x80;
1295 
1296 		if (valid)
1297 			number_of_valid_frames++;
1298 	}
1299 
1300 	if (number_of_valid_frames) {
1301 		if (wacom->hid_data.time_delayed)
1302 			time_interval = ktime_get() - wacom->hid_data.time_delayed;
1303 		time_interval = div_u64(time_interval, number_of_valid_frames);
1304 		wacom->hid_data.time_delayed = time_packet_received;
1305 	}
1306 
1307 	for (i = 0; i < number_of_valid_frames; i++) {
1308 		unsigned char *frame = &data[i*pen_frame_len + 1];
1309 		bool valid = frame[0] & 0x80;
1310 		bool prox = frame[0] & 0x40;
1311 		bool range = frame[0] & 0x20;
1312 		bool invert = frame[0] & 0x10;
1313 		int frames_number_reversed = number_of_valid_frames - i - 1;
1314 		ktime_t event_timestamp = time_packet_received - frames_number_reversed * time_interval;
1315 
1316 		if (!valid)
1317 			continue;
1318 
1319 		if (!prox) {
1320 			wacom->shared->stylus_in_proximity = false;
1321 			wacom_exit_report(wacom);
1322 			input_sync(pen_input);
1323 
1324 			wacom->tool[0] = 0;
1325 			wacom->id[0] = 0;
1326 			wacom->serial[0] = 0;
1327 			wacom->hid_data.time_delayed = 0;
1328 			return;
1329 		}
1330 
1331 		if (range) {
1332 			if (!wacom->tool[0]) { /* first in range */
1333 				/* Going into range select tool */
1334 				if (invert)
1335 					wacom->tool[0] = BTN_TOOL_RUBBER;
1336 				else if (wacom->id[0])
1337 					wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1338 				else
1339 					wacom->tool[0] = BTN_TOOL_PEN;
1340 			}
1341 
1342 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1343 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1344 
1345 			if (wacom->features.type == INTUOSP2_BT ||
1346 			    wacom->features.type == INTUOSP2S_BT) {
1347 				/* Fix rotation alignment: userspace expects zero at left */
1348 				int16_t rotation =
1349 					(int16_t)get_unaligned_le16(&frame[9]);
1350 				rotation += 1800/4;
1351 
1352 				if (rotation > 899)
1353 					rotation -= 1800;
1354 
1355 				input_report_abs(pen_input, ABS_TILT_X,
1356 						 (char)frame[7]);
1357 				input_report_abs(pen_input, ABS_TILT_Y,
1358 						 (char)frame[8]);
1359 				input_report_abs(pen_input, ABS_Z, rotation);
1360 				input_report_abs(pen_input, ABS_WHEEL,
1361 						 get_unaligned_le16(&frame[11]));
1362 			}
1363 		}
1364 
1365 		if (wacom->tool[0]) {
1366 			input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1367 			if (wacom->features.type == INTUOSP2_BT ||
1368 			    wacom->features.type == INTUOSP2S_BT) {
1369 				input_report_abs(pen_input, ABS_DISTANCE,
1370 						 range ? frame[13] : wacom->features.distance_max);
1371 			} else {
1372 				input_report_abs(pen_input, ABS_DISTANCE,
1373 						 range ? frame[7] : wacom->features.distance_max);
1374 			}
1375 
1376 			input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1377 			input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1378 			input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1379 
1380 			input_report_key(pen_input, wacom->tool[0], prox);
1381 			input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1382 			input_report_abs(pen_input, ABS_MISC,
1383 					 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1384 		}
1385 
1386 		wacom->shared->stylus_in_proximity = prox;
1387 
1388 		/* add timestamp to unpack the frames */
1389 		input_set_timestamp(pen_input, event_timestamp);
1390 
1391 		input_sync(pen_input);
1392 	}
1393 }
1394 
1395 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1396 {
1397 	const int finger_touch_len = 8;
1398 	const int finger_frames = 4;
1399 	const int finger_frame_len = 43;
1400 
1401 	struct input_dev *touch_input = wacom->touch_input;
1402 	unsigned char *data = wacom->data;
1403 	int num_contacts_left = 5;
1404 	int i, j;
1405 
1406 	for (i = 0; i < finger_frames; i++) {
1407 		unsigned char *frame = &data[i*finger_frame_len + 109];
1408 		int current_num_contacts = frame[0] & 0x7F;
1409 		int contacts_to_send;
1410 
1411 		if (!(frame[0] & 0x80))
1412 			continue;
1413 
1414 		/*
1415 		 * First packet resets the counter since only the first
1416 		 * packet in series will have non-zero current_num_contacts.
1417 		 */
1418 		if (current_num_contacts)
1419 			wacom->num_contacts_left = current_num_contacts;
1420 
1421 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1422 
1423 		for (j = 0; j < contacts_to_send; j++) {
1424 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1425 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1426 			int x = get_unaligned_le16(&touch[2]);
1427 			int y = get_unaligned_le16(&touch[4]);
1428 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1429 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1430 
1431 			if (slot < 0)
1432 				continue;
1433 
1434 			input_mt_slot(touch_input, slot);
1435 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1436 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1437 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1438 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1439 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1440 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1441 		}
1442 
1443 		input_mt_sync_frame(touch_input);
1444 
1445 		wacom->num_contacts_left -= contacts_to_send;
1446 		if (wacom->num_contacts_left <= 0) {
1447 			wacom->num_contacts_left = 0;
1448 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1449 			input_sync(touch_input);
1450 		}
1451 	}
1452 
1453 	if (wacom->num_contacts_left == 0) {
1454 		// Be careful that we don't accidentally call input_sync with
1455 		// only a partial set of fingers of processed
1456 		input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1457 		input_sync(touch_input);
1458 	}
1459 
1460 }
1461 
1462 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1463 {
1464 	struct input_dev *pad_input = wacom->pad_input;
1465 	unsigned char *data = wacom->data;
1466 	int nbuttons = wacom->features.numbered_buttons;
1467 
1468 	int expresskeys = data[282];
1469 	int center = (data[281] & 0x40) >> 6;
1470 	int ring = data[285] & 0x7F;
1471 	bool ringstatus = data[285] & 0x80;
1472 	bool prox = expresskeys || center || ringstatus;
1473 
1474 	/* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1475 	ring = 71 - ring;
1476 	ring += 3*72/16;
1477 	if (ring > 71)
1478 		ring -= 72;
1479 
1480 	wacom_report_numbered_buttons(pad_input, nbuttons,
1481                                       expresskeys | (center << (nbuttons - 1)));
1482 
1483 	input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1484 
1485 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1486 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1487 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1488 
1489 	input_sync(pad_input);
1490 }
1491 
1492 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1493 {
1494 	unsigned char *data = wacom->data;
1495 
1496 	bool chg = data[284] & 0x80;
1497 	int battery_status = data[284] & 0x7F;
1498 
1499 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1500 			     battery_status, chg, 1, chg);
1501 }
1502 
1503 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1504 {
1505 	struct input_dev *pad_input = wacom->pad_input;
1506 	unsigned char *data = wacom->data;
1507 
1508 	int buttons = data[44];
1509 
1510 	wacom_report_numbered_buttons(pad_input, 4, buttons);
1511 
1512 	input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1513 	input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1514 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1515 
1516 	input_sync(pad_input);
1517 }
1518 
1519 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1520 {
1521 	unsigned char *data = wacom->data;
1522 
1523 	bool chg = data[45] & 0x80;
1524 	int battery_status = data[45] & 0x7F;
1525 
1526 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1527 			     battery_status, chg, 1, chg);
1528 }
1529 
1530 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1531 {
1532 	unsigned char *data = wacom->data;
1533 
1534 	if (data[0] != 0x80 && data[0] != 0x81) {
1535 		dev_dbg(wacom->pen_input->dev.parent,
1536 			"%s: received unknown report #%d\n", __func__, data[0]);
1537 		return 0;
1538 	}
1539 
1540 	wacom_intuos_pro2_bt_pen(wacom);
1541 	if (wacom->features.type == INTUOSP2_BT ||
1542 	    wacom->features.type == INTUOSP2S_BT) {
1543 		wacom_intuos_pro2_bt_touch(wacom);
1544 		wacom_intuos_pro2_bt_pad(wacom);
1545 		wacom_intuos_pro2_bt_battery(wacom);
1546 	} else {
1547 		wacom_intuos_gen3_bt_pad(wacom);
1548 		wacom_intuos_gen3_bt_battery(wacom);
1549 	}
1550 	return 0;
1551 }
1552 
1553 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1554 {
1555 	struct input_dev *input = wacom->touch_input;
1556 	unsigned char *data = wacom->data;
1557 	int i;
1558 	int current_num_contacts = data[61];
1559 	int contacts_to_send = 0;
1560 	int num_contacts_left = 4; /* maximum contacts per packet */
1561 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1562 	int y_offset = 2;
1563 
1564 	if (touch_is_muted(wacom) && !wacom->shared->touch_down)
1565 		return 0;
1566 
1567 	if (wacom->features.type == WACOM_27QHDT) {
1568 		current_num_contacts = data[63];
1569 		num_contacts_left = 10;
1570 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1571 		y_offset = 0;
1572 	}
1573 
1574 	/*
1575 	 * First packet resets the counter since only the first
1576 	 * packet in series will have non-zero current_num_contacts.
1577 	 */
1578 	if (current_num_contacts)
1579 		wacom->num_contacts_left = current_num_contacts;
1580 
1581 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1582 
1583 	for (i = 0; i < contacts_to_send; i++) {
1584 		int offset = (byte_per_packet * i) + 1;
1585 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1586 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1587 
1588 		if (slot < 0)
1589 			continue;
1590 		input_mt_slot(input, slot);
1591 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1592 
1593 		if (touch) {
1594 			int t_x = get_unaligned_le16(&data[offset + 2]);
1595 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1596 
1597 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1598 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1599 
1600 			if (wacom->features.type != WACOM_27QHDT) {
1601 				int c_x = get_unaligned_le16(&data[offset + 4]);
1602 				int c_y = get_unaligned_le16(&data[offset + 8]);
1603 				int w = get_unaligned_le16(&data[offset + 10]);
1604 				int h = get_unaligned_le16(&data[offset + 12]);
1605 
1606 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1607 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1608 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1609 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1610 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1611 			}
1612 		}
1613 	}
1614 	input_mt_sync_frame(input);
1615 
1616 	wacom->num_contacts_left -= contacts_to_send;
1617 	if (wacom->num_contacts_left <= 0) {
1618 		wacom->num_contacts_left = 0;
1619 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1620 	}
1621 	return 1;
1622 }
1623 
1624 static int wacom_mt_touch(struct wacom_wac *wacom)
1625 {
1626 	struct input_dev *input = wacom->touch_input;
1627 	unsigned char *data = wacom->data;
1628 	int i;
1629 	int current_num_contacts = data[2];
1630 	int contacts_to_send = 0;
1631 	int x_offset = 0;
1632 
1633 	/* MTTPC does not support Height and Width */
1634 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1635 		x_offset = -4;
1636 
1637 	/*
1638 	 * First packet resets the counter since only the first
1639 	 * packet in series will have non-zero current_num_contacts.
1640 	 */
1641 	if (current_num_contacts)
1642 		wacom->num_contacts_left = current_num_contacts;
1643 
1644 	/* There are at most 5 contacts per packet */
1645 	contacts_to_send = min(5, wacom->num_contacts_left);
1646 
1647 	for (i = 0; i < contacts_to_send; i++) {
1648 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1649 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1650 		int id = get_unaligned_le16(&data[offset + 1]);
1651 		int slot = input_mt_get_slot_by_key(input, id);
1652 
1653 		if (slot < 0)
1654 			continue;
1655 
1656 		input_mt_slot(input, slot);
1657 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1658 		if (touch) {
1659 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1660 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1661 			input_report_abs(input, ABS_MT_POSITION_X, x);
1662 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1663 		}
1664 	}
1665 	input_mt_sync_frame(input);
1666 
1667 	wacom->num_contacts_left -= contacts_to_send;
1668 	if (wacom->num_contacts_left <= 0) {
1669 		wacom->num_contacts_left = 0;
1670 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1671 	}
1672 	return 1;
1673 }
1674 
1675 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1676 {
1677 	struct input_dev *input = wacom->touch_input;
1678 	unsigned char *data = wacom->data;
1679 	int i;
1680 
1681 	for (i = 0; i < 2; i++) {
1682 		int p = data[1] & (1 << i);
1683 		bool touch = p && report_touch_events(wacom);
1684 
1685 		input_mt_slot(input, i);
1686 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1687 		if (touch) {
1688 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1689 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1690 
1691 			input_report_abs(input, ABS_MT_POSITION_X, x);
1692 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1693 		}
1694 	}
1695 	input_mt_sync_frame(input);
1696 
1697 	/* keep touch state for pen event */
1698 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1699 
1700 	return 1;
1701 }
1702 
1703 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1704 {
1705 	unsigned char *data = wacom->data;
1706 	struct input_dev *input = wacom->touch_input;
1707 	bool prox = report_touch_events(wacom);
1708 	int x = 0, y = 0;
1709 
1710 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1711 		return 0;
1712 
1713 	if (len == WACOM_PKGLEN_TPC1FG) {
1714 		prox = prox && (data[0] & 0x01);
1715 		x = get_unaligned_le16(&data[1]);
1716 		y = get_unaligned_le16(&data[3]);
1717 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1718 		prox = prox && (data[2] & 0x01);
1719 		x = get_unaligned_le16(&data[3]);
1720 		y = get_unaligned_le16(&data[5]);
1721 	} else {
1722 		prox = prox && (data[1] & 0x01);
1723 		x = le16_to_cpup((__le16 *)&data[2]);
1724 		y = le16_to_cpup((__le16 *)&data[4]);
1725 	}
1726 
1727 	if (prox) {
1728 		input_report_abs(input, ABS_X, x);
1729 		input_report_abs(input, ABS_Y, y);
1730 	}
1731 	input_report_key(input, BTN_TOUCH, prox);
1732 
1733 	/* keep touch state for pen events */
1734 	wacom->shared->touch_down = prox;
1735 
1736 	return 1;
1737 }
1738 
1739 static int wacom_tpc_pen(struct wacom_wac *wacom)
1740 {
1741 	unsigned char *data = wacom->data;
1742 	struct input_dev *input = wacom->pen_input;
1743 	bool prox = data[1] & 0x20;
1744 
1745 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1746 		/* Going into proximity select tool */
1747 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1748 
1749 	/* keep pen state for touch events */
1750 	wacom->shared->stylus_in_proximity = prox;
1751 
1752 	/* send pen events only when touch is up or forced out
1753 	 * or touch arbitration is off
1754 	 */
1755 	if (!delay_pen_events(wacom)) {
1756 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1757 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1758 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1759 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1760 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1761 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1762 		input_report_key(input, wacom->tool[0], prox);
1763 		return 1;
1764 	}
1765 
1766 	return 0;
1767 }
1768 
1769 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1770 {
1771 	unsigned char *data = wacom->data;
1772 
1773 	if (wacom->pen_input) {
1774 		dev_dbg(wacom->pen_input->dev.parent,
1775 			"%s: received report #%d\n", __func__, data[0]);
1776 
1777 		if (len == WACOM_PKGLEN_PENABLED ||
1778 		    data[0] == WACOM_REPORT_PENABLED)
1779 			return wacom_tpc_pen(wacom);
1780 	}
1781 	else if (wacom->touch_input) {
1782 		dev_dbg(wacom->touch_input->dev.parent,
1783 			"%s: received report #%d\n", __func__, data[0]);
1784 
1785 		switch (len) {
1786 		case WACOM_PKGLEN_TPC1FG:
1787 			return wacom_tpc_single_touch(wacom, len);
1788 
1789 		case WACOM_PKGLEN_TPC2FG:
1790 			return wacom_tpc_mt_touch(wacom);
1791 
1792 		default:
1793 			switch (data[0]) {
1794 			case WACOM_REPORT_TPC1FG:
1795 			case WACOM_REPORT_TPCHID:
1796 			case WACOM_REPORT_TPCST:
1797 			case WACOM_REPORT_TPC1FGE:
1798 				return wacom_tpc_single_touch(wacom, len);
1799 
1800 			case WACOM_REPORT_TPCMT:
1801 			case WACOM_REPORT_TPCMT2:
1802 				return wacom_mt_touch(wacom);
1803 
1804 			}
1805 		}
1806 	}
1807 
1808 	return 0;
1809 }
1810 
1811 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1812 				 int value, int num, int denom)
1813 {
1814 	struct input_absinfo *abs = &input->absinfo[usage->code];
1815 	int range = (abs->maximum - abs->minimum + 1);
1816 
1817 	value += num*range/denom;
1818 	if (value > abs->maximum)
1819 		value -= range;
1820 	else if (value < abs->minimum)
1821 		value += range;
1822 	return value;
1823 }
1824 
1825 int wacom_equivalent_usage(int usage)
1826 {
1827 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1828 		int subpage = (usage & 0xFF00) << 8;
1829 		int subusage = (usage & 0xFF);
1830 
1831 		if (subpage == WACOM_HID_SP_PAD ||
1832 		    subpage == WACOM_HID_SP_BUTTON ||
1833 		    subpage == WACOM_HID_SP_DIGITIZER ||
1834 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1835 		    usage == WACOM_HID_WD_SENSE ||
1836 		    usage == WACOM_HID_WD_SERIALHI ||
1837 		    usage == WACOM_HID_WD_TOOLTYPE ||
1838 		    usage == WACOM_HID_WD_DISTANCE ||
1839 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1840 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1841 		    usage == WACOM_HID_WD_TOUCHRING ||
1842 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1843 		    usage == WACOM_HID_WD_REPORT_VALID ||
1844 		    usage == WACOM_HID_WD_BARRELSWITCH3 ||
1845 		    usage == WACOM_HID_WD_SEQUENCENUMBER) {
1846 			return usage;
1847 		}
1848 
1849 		if (subpage == HID_UP_UNDEFINED)
1850 			subpage = HID_UP_DIGITIZER;
1851 
1852 		return subpage | subusage;
1853 	}
1854 
1855 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1856 		int subpage = (usage & 0xFF00) << 8;
1857 		int subusage = (usage & 0xFF);
1858 
1859 		if (usage == WACOM_HID_WT_REPORT_VALID)
1860 			return usage;
1861 
1862 		if (subpage == HID_UP_UNDEFINED)
1863 			subpage = WACOM_HID_SP_DIGITIZER;
1864 
1865 		return subpage | subusage;
1866 	}
1867 
1868 	return usage;
1869 }
1870 
1871 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1872 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1873 {
1874 	struct wacom *wacom = input_get_drvdata(input);
1875 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1876 	struct wacom_features *features = &wacom_wac->features;
1877 	int fmin = field->logical_minimum;
1878 	int fmax = field->logical_maximum;
1879 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1880 	int resolution_code = code;
1881 	int resolution;
1882 
1883 	if (equivalent_usage == HID_DG_TWIST) {
1884 		resolution_code = ABS_RZ;
1885 	}
1886 
1887 	resolution = hidinput_calc_abs_res(field, resolution_code);
1888 
1889 	if (equivalent_usage == HID_GD_X) {
1890 		fmin += features->offset_left;
1891 		fmax -= features->offset_right;
1892 	}
1893 	if (equivalent_usage == HID_GD_Y) {
1894 		fmin += features->offset_top;
1895 		fmax -= features->offset_bottom;
1896 	}
1897 
1898 	usage->type = type;
1899 	usage->code = code;
1900 
1901 	switch (type) {
1902 	case EV_ABS:
1903 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1904 
1905 		/* older tablet may miss physical usage */
1906 		if ((code == ABS_X || code == ABS_Y) && !resolution) {
1907 			resolution = WACOM_INTUOS_RES;
1908 			hid_warn(input,
1909 				 "Using default resolution for axis type 0x%x code 0x%x\n",
1910 				 type, code);
1911 		}
1912 		input_abs_set_res(input, code, resolution);
1913 		break;
1914 	case EV_REL:
1915 	case EV_KEY:
1916 	case EV_MSC:
1917 	case EV_SW:
1918 		input_set_capability(input, type, code);
1919 		break;
1920 	}
1921 }
1922 
1923 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1924 		struct hid_field *field, struct hid_usage *usage)
1925 {
1926 	return;
1927 }
1928 
1929 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1930 		struct hid_usage *usage, __s32 value)
1931 {
1932 	struct wacom *wacom = hid_get_drvdata(hdev);
1933 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1934 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1935 
1936 	switch (equivalent_usage) {
1937 	case HID_DG_BATTERYSTRENGTH:
1938 		if (value == 0) {
1939 			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1940 		}
1941 		else {
1942 			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1943 			wacom_wac->hid_data.battery_capacity = value;
1944 			wacom_wac->hid_data.bat_connected = 1;
1945 			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1946 		}
1947 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1948 		break;
1949 	case WACOM_HID_WD_BATTERY_LEVEL:
1950 		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1951 		wacom_wac->hid_data.battery_capacity = value;
1952 		wacom_wac->hid_data.bat_connected = 1;
1953 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1954 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1955 		break;
1956 	case WACOM_HID_WD_BATTERY_CHARGING:
1957 		wacom_wac->hid_data.bat_charging = value;
1958 		wacom_wac->hid_data.ps_connected = value;
1959 		wacom_wac->hid_data.bat_connected = 1;
1960 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1961 		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1962 		break;
1963 	}
1964 }
1965 
1966 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
1967 		struct hid_report *report)
1968 {
1969 	return;
1970 }
1971 
1972 static void wacom_wac_battery_report(struct hid_device *hdev,
1973 		struct hid_report *report)
1974 {
1975 	struct wacom *wacom = hid_get_drvdata(hdev);
1976 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1977 
1978 	int status = wacom_wac->hid_data.bat_status;
1979 	int capacity = wacom_wac->hid_data.battery_capacity;
1980 	bool charging = wacom_wac->hid_data.bat_charging;
1981 	bool connected = wacom_wac->hid_data.bat_connected;
1982 	bool powered = wacom_wac->hid_data.ps_connected;
1983 
1984 	wacom_notify_battery(wacom_wac, status, capacity, charging,
1985 			     connected, powered);
1986 }
1987 
1988 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
1989 		struct hid_field *field, struct hid_usage *usage)
1990 {
1991 	struct wacom *wacom = hid_get_drvdata(hdev);
1992 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1993 	struct wacom_features *features = &wacom_wac->features;
1994 	struct input_dev *input = wacom_wac->pad_input;
1995 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1996 
1997 	switch (equivalent_usage) {
1998 	case WACOM_HID_WD_ACCELEROMETER_X:
1999 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2000 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2001 		features->device_type |= WACOM_DEVICETYPE_PAD;
2002 		break;
2003 	case WACOM_HID_WD_ACCELEROMETER_Y:
2004 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2005 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2006 		features->device_type |= WACOM_DEVICETYPE_PAD;
2007 		break;
2008 	case WACOM_HID_WD_ACCELEROMETER_Z:
2009 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2010 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2011 		features->device_type |= WACOM_DEVICETYPE_PAD;
2012 		break;
2013 	case WACOM_HID_WD_BUTTONCENTER:
2014 	case WACOM_HID_WD_BUTTONHOME:
2015 	case WACOM_HID_WD_BUTTONUP:
2016 	case WACOM_HID_WD_BUTTONDOWN:
2017 	case WACOM_HID_WD_BUTTONLEFT:
2018 	case WACOM_HID_WD_BUTTONRIGHT:
2019 		wacom_map_usage(input, usage, field, EV_KEY,
2020 				wacom_numbered_button_to_key(features->numbered_buttons),
2021 				0);
2022 		features->numbered_buttons++;
2023 		features->device_type |= WACOM_DEVICETYPE_PAD;
2024 		break;
2025 	case WACOM_HID_WD_MUTE_DEVICE:
2026 		/* softkey touch switch */
2027 		wacom_wac->is_soft_touch_switch = true;
2028 		fallthrough;
2029 	case WACOM_HID_WD_TOUCHONOFF:
2030 		/*
2031 		 * These two usages, which are used to mute touch events, come
2032 		 * from the pad packet, but are reported on the touch
2033 		 * interface. Because the touch interface may not have
2034 		 * been created yet, we cannot call wacom_map_usage(). In
2035 		 * order to process the usages when we receive them, we set
2036 		 * the usage type and code directly.
2037 		 */
2038 		wacom_wac->has_mute_touch_switch = true;
2039 		usage->type = EV_SW;
2040 		usage->code = SW_MUTE_DEVICE;
2041 		break;
2042 	case WACOM_HID_WD_TOUCHSTRIP:
2043 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2044 		features->device_type |= WACOM_DEVICETYPE_PAD;
2045 		break;
2046 	case WACOM_HID_WD_TOUCHSTRIP2:
2047 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2048 		features->device_type |= WACOM_DEVICETYPE_PAD;
2049 		break;
2050 	case WACOM_HID_WD_TOUCHRING:
2051 		if (field->flags & HID_MAIN_ITEM_RELATIVE) {
2052 			wacom_wac->relring_count++;
2053 			if (wacom_wac->relring_count == 1) {
2054 				wacom_map_usage(input, usage, field, EV_REL, REL_WHEEL_HI_RES, 0);
2055 				set_bit(REL_WHEEL, input->relbit);
2056 			}
2057 			else if (wacom_wac->relring_count == 2) {
2058 				wacom_map_usage(input, usage, field, EV_REL, REL_HWHEEL_HI_RES, 0);
2059 				set_bit(REL_HWHEEL, input->relbit);
2060 			}
2061 		} else {
2062 			wacom_wac->absring_count++;
2063 			if (wacom_wac->absring_count == 1)
2064 				wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2065 			else if (wacom_wac->absring_count == 2)
2066 				wacom_map_usage(input, usage, field, EV_ABS, ABS_THROTTLE, 0);
2067 		}
2068 		features->device_type |= WACOM_DEVICETYPE_PAD;
2069 		break;
2070 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2071 		/*
2072 		 * Only set up type/code association. Completely mapping
2073 		 * this usage may overwrite the axis resolution and range.
2074 		 */
2075 		usage->type = EV_ABS;
2076 		usage->code = ABS_WHEEL;
2077 		set_bit(EV_ABS, input->evbit);
2078 		features->device_type |= WACOM_DEVICETYPE_PAD;
2079 		break;
2080 	case WACOM_HID_WD_BUTTONCONFIG:
2081 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2082 		features->device_type |= WACOM_DEVICETYPE_PAD;
2083 		break;
2084 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2085 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2086 		features->device_type |= WACOM_DEVICETYPE_PAD;
2087 		break;
2088 	case WACOM_HID_WD_CONTROLPANEL:
2089 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2090 		features->device_type |= WACOM_DEVICETYPE_PAD;
2091 		break;
2092 	case WACOM_HID_WD_MODE_CHANGE:
2093 		/* do not overwrite previous data */
2094 		if (!wacom_wac->has_mode_change) {
2095 			wacom_wac->has_mode_change = true;
2096 			wacom_wac->is_direct_mode = true;
2097 		}
2098 		features->device_type |= WACOM_DEVICETYPE_PAD;
2099 		break;
2100 	}
2101 
2102 	switch (equivalent_usage & 0xfffffff0) {
2103 	case WACOM_HID_WD_EXPRESSKEY00:
2104 		wacom_map_usage(input, usage, field, EV_KEY,
2105 				wacom_numbered_button_to_key(features->numbered_buttons),
2106 				0);
2107 		features->numbered_buttons++;
2108 		features->device_type |= WACOM_DEVICETYPE_PAD;
2109 		break;
2110 	}
2111 }
2112 
2113 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2114 		struct hid_usage *usage, __s32 value)
2115 {
2116 	struct wacom *wacom = hid_get_drvdata(hdev);
2117 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2118 	struct input_dev *input = wacom_wac->pad_input;
2119 	struct wacom_features *features = &wacom_wac->features;
2120 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2121 	int i;
2122 	bool do_report = false;
2123 
2124 	/*
2125 	 * Avoid reporting this event and setting inrange_state if this usage
2126 	 * hasn't been mapped.
2127 	 */
2128 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2129 		return;
2130 
2131 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2132 		bool is_abs_touchring = usage->hid == WACOM_HID_WD_TOUCHRING &&
2133 					!(field->flags & HID_MAIN_ITEM_RELATIVE);
2134 
2135 		if (!is_abs_touchring)
2136 			wacom_wac->hid_data.inrange_state |= value;
2137 	}
2138 
2139 	/* Process touch switch state first since it is reported through touch interface,
2140 	 * which is indepentent of pad interface. In the case when there are no other pad
2141 	 * events, the pad interface will not even be created.
2142 	 */
2143 	if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2144 	   (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2145 		if (wacom_wac->shared->touch_input) {
2146 			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2147 
2148 			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2149 				*is_touch_on = !(*is_touch_on);
2150 			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2151 				*is_touch_on = value;
2152 
2153 			input_report_switch(wacom_wac->shared->touch_input,
2154 					    SW_MUTE_DEVICE, !(*is_touch_on));
2155 			input_sync(wacom_wac->shared->touch_input);
2156 		}
2157 		return;
2158 	}
2159 
2160 	if (!input)
2161 		return;
2162 
2163 	switch (equivalent_usage) {
2164 	case WACOM_HID_WD_TOUCHRING:
2165 		/*
2166 		 * Userspace expects touchrings to increase in value with
2167 		 * clockwise gestures and have their zero point at the
2168 		 * tablet's left. HID events "should" be clockwise-
2169 		 * increasing and zero at top, though the MobileStudio
2170 		 * Pro and 2nd-gen Intuos Pro don't do this...
2171 		 */
2172 		if (hdev->vendor == 0x56a &&
2173 		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2174 		     hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2175 		     hdev->product == 0x392 ||				  /* Intuos Pro 2 */
2176 		     hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2177 		     hdev->product == 0x3AA)) {				  /* MobileStudio Pro */
2178 			value = (field->logical_maximum - value);
2179 
2180 			if (hdev->product == 0x357 || hdev->product == 0x358 ||
2181 			    hdev->product == 0x392)
2182 				value = wacom_offset_rotation(input, usage, value, 3, 16);
2183 			else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2184 				 hdev->product == 0x398 || hdev->product == 0x399 ||
2185 				 hdev->product == 0x3AA)
2186 				value = wacom_offset_rotation(input, usage, value, 1, 2);
2187 		}
2188 		else if (field->flags & HID_MAIN_ITEM_RELATIVE) {
2189 			int hires_value = value * 120 / usage->resolution_multiplier;
2190 			int *ring_value;
2191 			int lowres_code;
2192 
2193 			if (usage->code == REL_WHEEL_HI_RES) {
2194 				/* We must invert the sign for vertical
2195 				 * relative scrolling. Clockwise
2196 				 * rotation produces positive values
2197 				 * from HW, but userspace treats
2198 				 * positive REL_WHEEL as a scroll *up*!
2199 				 */
2200 				hires_value = -hires_value;
2201 				ring_value = &wacom_wac->hid_data.ring_value;
2202 				lowres_code = REL_WHEEL;
2203 			}
2204 			else if (usage->code == REL_HWHEEL_HI_RES) {
2205 				/* No need to invert the sign for
2206 				 * horizontal relative scrolling.
2207 				 * Clockwise rotation produces positive
2208 				 * values from HW and userspace treats
2209 				 * positive REL_HWHEEL as a scroll
2210 				 * right.
2211 				 */
2212 				ring_value = &wacom_wac->hid_data.ring2_value;
2213 				lowres_code = REL_HWHEEL;
2214 			}
2215 			else {
2216 				hid_err(wacom->hdev, "unrecognized relative wheel with code %d\n",
2217 					usage->code);
2218 				break;
2219 			}
2220 
2221 			value = hires_value;
2222 			*ring_value += hires_value;
2223 
2224 			/* Emulate a legacy wheel click for every 120
2225 			 * units of hi-res travel.
2226 			 */
2227 			if (*ring_value >= 120 || *ring_value <= -120) {
2228 				int clicks = *ring_value / 120;
2229 
2230 				input_event(input, usage->type, lowres_code, clicks);
2231 				*ring_value -= clicks * 120;
2232 			}
2233 		}
2234 		else {
2235 			value = wacom_offset_rotation(input, usage, value, 1, 4);
2236 		}
2237 		do_report = true;
2238 		break;
2239 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2240 		if (!value)
2241 			input_event(input, usage->type, usage->code, 0);
2242 		break;
2243 
2244 	case WACOM_HID_WD_MODE_CHANGE:
2245 		if (wacom_wac->is_direct_mode != value) {
2246 			wacom_wac->is_direct_mode = value;
2247 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2248 		}
2249 		break;
2250 
2251 	case WACOM_HID_WD_BUTTONCENTER:
2252 		for (i = 0; i < wacom->led.count; i++)
2253 			wacom_update_led(wacom, features->numbered_buttons,
2254 					 value, i);
2255 		fallthrough;
2256 	default:
2257 		do_report = true;
2258 		break;
2259 	}
2260 
2261 	if (do_report) {
2262 		input_event(input, usage->type, usage->code, value);
2263 		if (value)
2264 			wacom_wac->hid_data.pad_input_event_flag = true;
2265 	}
2266 }
2267 
2268 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2269 		struct hid_report *report)
2270 {
2271 	struct wacom *wacom = hid_get_drvdata(hdev);
2272 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2273 
2274 	wacom_wac->hid_data.inrange_state = 0;
2275 }
2276 
2277 static void wacom_wac_pad_report(struct hid_device *hdev,
2278 		struct hid_report *report, struct hid_field *field)
2279 {
2280 	struct wacom *wacom = hid_get_drvdata(hdev);
2281 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2282 	struct input_dev *input = wacom_wac->pad_input;
2283 	bool active = wacom_wac->hid_data.inrange_state != 0;
2284 
2285 	/* report prox for expresskey events */
2286 	if (wacom_wac->hid_data.pad_input_event_flag) {
2287 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2288 		input_sync(input);
2289 		if (!active)
2290 			wacom_wac->hid_data.pad_input_event_flag = false;
2291 	}
2292 }
2293 
2294 static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2295 {
2296 	struct input_dev *input = wacom_wac->pen_input;
2297 	struct wacom_features *features = &wacom_wac->features;
2298 
2299 	if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2300 	    wacom_wac->hid_data.barrelswitch &&
2301 	    wacom_wac->hid_data.barrelswitch2 &&
2302 	    wacom_wac->hid_data.serialhi &&
2303 	    !wacom_wac->hid_data.barrelswitch3) {
2304 		input_set_capability(input, EV_KEY, BTN_STYLUS3);
2305 		features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2306 	}
2307 }
2308 
2309 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2310 		struct hid_field *field, struct hid_usage *usage)
2311 {
2312 	struct wacom *wacom = hid_get_drvdata(hdev);
2313 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2314 	struct wacom_features *features = &wacom_wac->features;
2315 	struct input_dev *input = wacom_wac->pen_input;
2316 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2317 
2318 	switch (equivalent_usage) {
2319 	case HID_GD_X:
2320 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2321 		break;
2322 	case HID_GD_Y:
2323 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2324 		break;
2325 	case WACOM_HID_WD_DISTANCE:
2326 	case HID_GD_Z:
2327 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2328 		break;
2329 	case HID_DG_TIPPRESSURE:
2330 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2331 		break;
2332 	case HID_DG_INRANGE:
2333 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2334 		break;
2335 	case HID_DG_INVERT:
2336 		wacom_map_usage(input, usage, field, EV_KEY,
2337 				BTN_TOOL_RUBBER, 0);
2338 		break;
2339 	case HID_DG_TILT_X:
2340 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2341 		break;
2342 	case HID_DG_TILT_Y:
2343 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2344 		break;
2345 	case HID_DG_TWIST:
2346 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2347 		break;
2348 	case HID_DG_ERASER:
2349 		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2350 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2351 		break;
2352 	case HID_DG_TIPSWITCH:
2353 		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2354 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2355 		break;
2356 	case HID_DG_BARRELSWITCH:
2357 		wacom_wac->hid_data.barrelswitch = true;
2358 		wacom_set_barrel_switch3_usage(wacom_wac);
2359 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2360 		break;
2361 	case HID_DG_BARRELSWITCH2:
2362 		wacom_wac->hid_data.barrelswitch2 = true;
2363 		wacom_set_barrel_switch3_usage(wacom_wac);
2364 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2365 		break;
2366 	case HID_DG_TOOLSERIALNUMBER:
2367 		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2368 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2369 		break;
2370 	case HID_DG_SCANTIME:
2371 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2372 		break;
2373 	case WACOM_HID_WD_SENSE:
2374 		features->quirks |= WACOM_QUIRK_SENSE;
2375 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2376 		break;
2377 	case WACOM_HID_WD_SERIALHI:
2378 		wacom_wac->hid_data.serialhi = true;
2379 		wacom_set_barrel_switch3_usage(wacom_wac);
2380 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2381 		break;
2382 	case WACOM_HID_WD_FINGERWHEEL:
2383 		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2384 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2385 		break;
2386 	case WACOM_HID_WD_BARRELSWITCH3:
2387 		wacom_wac->hid_data.barrelswitch3 = true;
2388 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2389 		features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2390 		break;
2391 	case WACOM_HID_WD_SEQUENCENUMBER:
2392 		wacom_wac->hid_data.sequence_number = -1;
2393 		break;
2394 	}
2395 }
2396 
2397 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2398 		struct hid_usage *usage, __s32 value)
2399 {
2400 	struct wacom *wacom = hid_get_drvdata(hdev);
2401 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2402 	struct wacom_features *features = &wacom_wac->features;
2403 	struct input_dev *input = wacom_wac->pen_input;
2404 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2405 
2406 	if (wacom_wac->is_invalid_bt_frame)
2407 		return;
2408 
2409 	switch (equivalent_usage) {
2410 	case HID_GD_Z:
2411 		/*
2412 		 * HID_GD_Z "should increase as the control's position is
2413 		 * moved from high to low", while ABS_DISTANCE instead
2414 		 * increases in value as the tool moves from low to high.
2415 		 */
2416 		value = field->logical_maximum - value;
2417 		break;
2418 	case HID_DG_INRANGE:
2419 		mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2420 		wacom_wac->hid_data.inrange_state = value;
2421 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2422 			wacom_wac->hid_data.sense_state = value;
2423 		return;
2424 	case HID_DG_INVERT:
2425 		wacom_wac->hid_data.invert_state = value;
2426 		return;
2427 	case HID_DG_ERASER:
2428 	case HID_DG_TIPSWITCH:
2429 		wacom_wac->hid_data.tipswitch |= value;
2430 		return;
2431 	case HID_DG_BARRELSWITCH:
2432 		wacom_wac->hid_data.barrelswitch = value;
2433 		return;
2434 	case HID_DG_BARRELSWITCH2:
2435 		wacom_wac->hid_data.barrelswitch2 = value;
2436 		return;
2437 	case HID_DG_TOOLSERIALNUMBER:
2438 		if (value) {
2439 			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2440 			wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2441 		}
2442 		return;
2443 	case HID_DG_TWIST:
2444 		/* don't modify the value if the pen doesn't support the feature */
2445 		if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2446 
2447 		/*
2448 		 * Userspace expects pen twist to have its zero point when
2449 		 * the buttons/finger is on the tablet's left. HID values
2450 		 * are zero when buttons are toward the top.
2451 		 */
2452 		value = wacom_offset_rotation(input, usage, value, 1, 4);
2453 		break;
2454 	case WACOM_HID_WD_SENSE:
2455 		wacom_wac->hid_data.sense_state = value;
2456 		return;
2457 	case WACOM_HID_WD_SERIALHI:
2458 		if (value) {
2459 			__u32 raw_value = wacom_s32tou(value, field->report_size);
2460 
2461 			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2462 			wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2463 			/*
2464 			 * Non-USI EMR devices may contain additional tool type
2465 			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2466 			 * more details.
2467 			 */
2468 			if (value >> 20 == 1) {
2469 				wacom_wac->id[0] |= raw_value & 0xFFFFF;
2470 			}
2471 		}
2472 		return;
2473 	case WACOM_HID_WD_TOOLTYPE:
2474 		/*
2475 		 * Some devices (MobileStudio Pro, and possibly later
2476 		 * devices as well) do not return the complete tool
2477 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2478 		 * bitwise OR so the complete value can be built
2479 		 * up over time :(
2480 		 */
2481 		wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2482 		return;
2483 	case WACOM_HID_WD_OFFSETLEFT:
2484 		if (features->offset_left && value != features->offset_left)
2485 			hid_warn(hdev, "%s: overriding existing left offset "
2486 				 "%d -> %d\n", __func__, value,
2487 				 features->offset_left);
2488 		features->offset_left = value;
2489 		return;
2490 	case WACOM_HID_WD_OFFSETRIGHT:
2491 		if (features->offset_right && value != features->offset_right)
2492 			hid_warn(hdev, "%s: overriding existing right offset "
2493 				 "%d -> %d\n", __func__, value,
2494 				 features->offset_right);
2495 		features->offset_right = value;
2496 		return;
2497 	case WACOM_HID_WD_OFFSETTOP:
2498 		if (features->offset_top && value != features->offset_top)
2499 			hid_warn(hdev, "%s: overriding existing top offset "
2500 				 "%d -> %d\n", __func__, value,
2501 				 features->offset_top);
2502 		features->offset_top = value;
2503 		return;
2504 	case WACOM_HID_WD_OFFSETBOTTOM:
2505 		if (features->offset_bottom && value != features->offset_bottom)
2506 			hid_warn(hdev, "%s: overriding existing bottom offset "
2507 				 "%d -> %d\n", __func__, value,
2508 				 features->offset_bottom);
2509 		features->offset_bottom = value;
2510 		return;
2511 	case WACOM_HID_WD_REPORT_VALID:
2512 		wacom_wac->is_invalid_bt_frame = !value;
2513 		return;
2514 	case WACOM_HID_WD_BARRELSWITCH3:
2515 		wacom_wac->hid_data.barrelswitch3 = value;
2516 		return;
2517 	case WACOM_HID_WD_SEQUENCENUMBER:
2518 		if (wacom_wac->hid_data.sequence_number != value &&
2519 		    wacom_wac->hid_data.sequence_number >= 0) {
2520 			int sequence_size = field->logical_maximum - field->logical_minimum + 1;
2521 			int drop_count = (value - wacom_wac->hid_data.sequence_number) % sequence_size;
2522 			hid_warn(hdev, "Dropped %d packets", drop_count);
2523 		}
2524 		wacom_wac->hid_data.sequence_number = value + 1;
2525 		if (wacom_wac->hid_data.sequence_number > field->logical_maximum)
2526 			wacom_wac->hid_data.sequence_number = field->logical_minimum;
2527 		return;
2528 	}
2529 
2530 	/* send pen events only when touch is up or forced out
2531 	 * or touch arbitration is off
2532 	 */
2533 	if (!usage->type || delay_pen_events(wacom_wac))
2534 		return;
2535 
2536 	/* send pen events only when the pen is in range */
2537 	if (wacom_wac->hid_data.inrange_state)
2538 		input_event(input, usage->type, usage->code, value);
2539 	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2540 		input_event(input, usage->type, usage->code, 0);
2541 }
2542 
2543 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2544 		struct hid_report *report)
2545 {
2546 	struct wacom *wacom = hid_get_drvdata(hdev);
2547 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2548 
2549 	wacom_wac->is_invalid_bt_frame = false;
2550 	return;
2551 }
2552 
2553 static void wacom_wac_pen_report(struct hid_device *hdev,
2554 		struct hid_report *report)
2555 {
2556 	struct wacom *wacom = hid_get_drvdata(hdev);
2557 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2558 	struct input_dev *input = wacom_wac->pen_input;
2559 	bool range = wacom_wac->hid_data.inrange_state;
2560 	bool sense = wacom_wac->hid_data.sense_state;
2561 	bool entering_range = !wacom_wac->tool[0] && range;
2562 
2563 	if (wacom_wac->is_invalid_bt_frame)
2564 		return;
2565 
2566 	if (entering_range) { /* first in range */
2567 		/* Going into range select tool */
2568 		if (wacom_wac->hid_data.invert_state)
2569 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2570 		else if (wacom_wac->features.quirks & WACOM_QUIRK_AESPEN)
2571 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2572 		else if (wacom_wac->id[0])
2573 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2574 		else
2575 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2576 	}
2577 
2578 	/* keep pen state for touch events */
2579 	wacom_wac->shared->stylus_in_proximity = sense;
2580 
2581 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2582 		int id = wacom_wac->id[0];
2583 		if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2584 			int sw_state = wacom_wac->hid_data.barrelswitch |
2585 				       (wacom_wac->hid_data.barrelswitch2 << 1);
2586 			wacom_wac->hid_data.barrelswitch = sw_state == 1;
2587 			wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2588 			wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2589 		}
2590 		input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2591 		input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2592 		input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2593 
2594 		/*
2595 		 * Non-USI EMR tools should have their IDs mangled to
2596 		 * match the legacy behavior of wacom_intuos_general
2597 		 */
2598 		if (wacom_wac->serial[0] >> 52 == 1)
2599 			id = wacom_intuos_id_mangle(id);
2600 
2601 		/*
2602 		 * To ensure compatibility with xf86-input-wacom, we should
2603 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2604 		 * MSC_SERIAL events.
2605 		 */
2606 		input_report_key(input, BTN_TOUCH,
2607 				wacom_wac->hid_data.tipswitch);
2608 		input_report_key(input, wacom_wac->tool[0], sense);
2609 		if (wacom_wac->serial[0]) {
2610 			/*
2611 			 * xf86-input-wacom does not accept a serial number
2612 			 * of '0'. Report the low 32 bits if possible, but
2613 			 * if they are zero, report the upper ones instead.
2614 			 */
2615 			__u32 serial_lo = wacom_wac->serial[0] & 0xFFFFFFFFu;
2616 			__u32 serial_hi = wacom_wac->serial[0] >> 32;
2617 			input_event(input, EV_MSC, MSC_SERIAL, (int)(serial_lo ? serial_lo : serial_hi));
2618 			input_report_abs(input, ABS_MISC, sense ? id : 0);
2619 		}
2620 
2621 		wacom_wac->hid_data.tipswitch = false;
2622 
2623 		input_sync(input);
2624 	}
2625 
2626 	/* Handle AES battery timeout behavior */
2627 	if (wacom_wac->features.quirks & WACOM_QUIRK_AESPEN) {
2628 		if (entering_range)
2629 			cancel_delayed_work(&wacom->aes_battery_work);
2630 		if (!sense)
2631 			schedule_delayed_work(&wacom->aes_battery_work,
2632 					      msecs_to_jiffies(WACOM_AES_BATTERY_TIMEOUT));
2633 	}
2634 
2635 	if (!sense) {
2636 		wacom_wac->tool[0] = 0;
2637 		wacom_wac->id[0] = 0;
2638 		wacom_wac->serial[0] = 0;
2639 	}
2640 }
2641 
2642 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2643 		struct hid_field *field, struct hid_usage *usage)
2644 {
2645 	struct wacom *wacom = hid_get_drvdata(hdev);
2646 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2647 	struct input_dev *input = wacom_wac->touch_input;
2648 	unsigned touch_max = wacom_wac->features.touch_max;
2649 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2650 
2651 	switch (equivalent_usage) {
2652 	case HID_GD_X:
2653 		if (touch_max == 1)
2654 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2655 		else
2656 			wacom_map_usage(input, usage, field, EV_ABS,
2657 					ABS_MT_POSITION_X, 4);
2658 		break;
2659 	case HID_GD_Y:
2660 		if (touch_max == 1)
2661 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2662 		else
2663 			wacom_map_usage(input, usage, field, EV_ABS,
2664 					ABS_MT_POSITION_Y, 4);
2665 		break;
2666 	case HID_DG_WIDTH:
2667 	case HID_DG_HEIGHT:
2668 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2669 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2670 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2671 		break;
2672 	case HID_DG_TIPSWITCH:
2673 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2674 		break;
2675 	case HID_DG_CONTACTCOUNT:
2676 		wacom_wac->hid_data.cc_report = field->report->id;
2677 		wacom_wac->hid_data.cc_index = field->index;
2678 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2679 		break;
2680 	case HID_DG_CONTACTID:
2681 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2682 			/*
2683 			 * The HID descriptor for G11 sensors leaves logical
2684 			 * maximum set to '1' despite it being a multitouch
2685 			 * device. Override to a sensible number.
2686 			 */
2687 			field->logical_maximum = 255;
2688 		}
2689 		break;
2690 	case HID_DG_SCANTIME:
2691 		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2692 		break;
2693 	}
2694 }
2695 
2696 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2697 		struct input_dev *input)
2698 {
2699 	struct hid_data *hid_data = &wacom_wac->hid_data;
2700 	bool mt = wacom_wac->features.touch_max > 1;
2701 	bool touch_down = hid_data->tipswitch && hid_data->confidence;
2702 	bool prox = touch_down && report_touch_events(wacom_wac);
2703 
2704 	if (touch_is_muted(wacom_wac)) {
2705 		if (!wacom_wac->shared->touch_down)
2706 			return;
2707 		prox = false;
2708 	}
2709 
2710 	wacom_wac->hid_data.num_received++;
2711 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2712 		return;
2713 
2714 	if (mt) {
2715 		int slot;
2716 
2717 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2718 		if (slot < 0) {
2719 			return;
2720 		} else {
2721 			struct input_mt_slot *ps = &input->mt->slots[slot];
2722 			int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2723 
2724 			if (!prox && mt_id < 0) {
2725 				// No data to send for this slot; short-circuit
2726 				return;
2727 			}
2728 		}
2729 
2730 		input_mt_slot(input, slot);
2731 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2732 	}
2733 	else {
2734 		input_report_key(input, BTN_TOUCH, prox);
2735 	}
2736 
2737 	if (prox) {
2738 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2739 				 hid_data->x);
2740 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2741 				 hid_data->y);
2742 
2743 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2744 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2745 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2746 			if (hid_data->width != hid_data->height)
2747 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2748 		}
2749 	}
2750 }
2751 
2752 static void wacom_wac_finger_event(struct hid_device *hdev,
2753 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2754 {
2755 	struct wacom *wacom = hid_get_drvdata(hdev);
2756 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2757 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2758 	struct wacom_features *features = &wacom->wacom_wac.features;
2759 
2760 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2761 		return;
2762 
2763 	if (wacom_wac->is_invalid_bt_frame)
2764 		return;
2765 
2766 	switch (equivalent_usage) {
2767 	case HID_DG_CONFIDENCE:
2768 		wacom_wac->hid_data.confidence = value;
2769 		break;
2770 	case HID_GD_X:
2771 		wacom_wac->hid_data.x = value;
2772 		break;
2773 	case HID_GD_Y:
2774 		wacom_wac->hid_data.y = value;
2775 		break;
2776 	case HID_DG_WIDTH:
2777 		wacom_wac->hid_data.width = value;
2778 		break;
2779 	case HID_DG_HEIGHT:
2780 		wacom_wac->hid_data.height = value;
2781 		break;
2782 	case HID_DG_CONTACTID:
2783 		wacom_wac->hid_data.id = value;
2784 		break;
2785 	case HID_DG_TIPSWITCH:
2786 		wacom_wac->hid_data.tipswitch = value;
2787 		break;
2788 	case WACOM_HID_WT_REPORT_VALID:
2789 		wacom_wac->is_invalid_bt_frame = !value;
2790 		return;
2791 	case HID_DG_CONTACTMAX:
2792 		if (!features->touch_max) {
2793 			features->touch_max = value;
2794 		} else {
2795 			hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2796 				 "%d -> %d\n", __func__, features->touch_max, value);
2797 		}
2798 		return;
2799 	}
2800 
2801 	if (usage->usage_index + 1 == field->report_count) {
2802 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2803 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2804 	}
2805 }
2806 
2807 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2808 		struct hid_report *report)
2809 {
2810 	struct wacom *wacom = hid_get_drvdata(hdev);
2811 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2812 	struct hid_data* hid_data = &wacom_wac->hid_data;
2813 	int i;
2814 
2815 	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2816 		return;
2817 
2818 	wacom_wac->is_invalid_bt_frame = false;
2819 
2820 	hid_data->confidence = true;
2821 
2822 	hid_data->cc_report = 0;
2823 	hid_data->cc_index = -1;
2824 	hid_data->cc_value_index = -1;
2825 
2826 	for (i = 0; i < report->maxfield; i++) {
2827 		struct hid_field *field = report->field[i];
2828 		int j;
2829 
2830 		for (j = 0; j < field->maxusage; j++) {
2831 			struct hid_usage *usage = &field->usage[j];
2832 			unsigned int equivalent_usage =
2833 				wacom_equivalent_usage(usage->hid);
2834 
2835 			switch (equivalent_usage) {
2836 			case HID_GD_X:
2837 			case HID_GD_Y:
2838 			case HID_DG_WIDTH:
2839 			case HID_DG_HEIGHT:
2840 			case HID_DG_CONTACTID:
2841 			case HID_DG_INRANGE:
2842 			case HID_DG_INVERT:
2843 			case HID_DG_TIPSWITCH:
2844 				hid_data->last_slot_field = equivalent_usage;
2845 				break;
2846 			case HID_DG_CONTACTCOUNT:
2847 				hid_data->cc_report = report->id;
2848 				hid_data->cc_index = i;
2849 				hid_data->cc_value_index = j;
2850 				break;
2851 			}
2852 		}
2853 	}
2854 
2855 	if (hid_data->cc_report != 0 &&
2856 	    hid_data->cc_index >= 0) {
2857 		struct hid_field *field = report->field[hid_data->cc_index];
2858 		int value = field->value[hid_data->cc_value_index];
2859 		if (value) {
2860 			hid_data->num_expected = value;
2861 			hid_data->num_received = 0;
2862 		}
2863 	}
2864 	else {
2865 		hid_data->num_expected = wacom_wac->features.touch_max;
2866 		hid_data->num_received = 0;
2867 	}
2868 }
2869 
2870 static void wacom_wac_finger_report(struct hid_device *hdev,
2871 		struct hid_report *report)
2872 {
2873 	struct wacom *wacom = hid_get_drvdata(hdev);
2874 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2875 	struct input_dev *input = wacom_wac->touch_input;
2876 	unsigned touch_max = wacom_wac->features.touch_max;
2877 
2878 	/* if there was nothing to process, don't send an empty sync */
2879 	if (wacom_wac->hid_data.num_expected == 0)
2880 		return;
2881 
2882 	/* If more packets of data are expected, give us a chance to
2883 	 * process them rather than immediately syncing a partial
2884 	 * update.
2885 	 */
2886 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2887 		return;
2888 
2889 	if (touch_max > 1)
2890 		input_mt_sync_frame(input);
2891 
2892 	input_sync(input);
2893 	wacom_wac->hid_data.num_received = 0;
2894 	wacom_wac->hid_data.num_expected = 0;
2895 
2896 	/* keep touch state for pen event */
2897 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2898 }
2899 
2900 void wacom_wac_usage_mapping(struct hid_device *hdev,
2901 		struct hid_field *field, struct hid_usage *usage)
2902 {
2903 	struct wacom *wacom = hid_get_drvdata(hdev);
2904 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2905 	struct wacom_features *features = &wacom_wac->features;
2906 
2907 	if (WACOM_DIRECT_DEVICE(field))
2908 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2909 
2910 	/* usage tests must precede field tests */
2911 	if (WACOM_BATTERY_USAGE(usage))
2912 		wacom_wac_battery_usage_mapping(hdev, field, usage);
2913 	else if (WACOM_PAD_FIELD(field))
2914 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2915 	else if (WACOM_PEN_FIELD(field))
2916 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2917 	else if (WACOM_FINGER_FIELD(field))
2918 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2919 }
2920 
2921 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2922 		struct hid_usage *usage, __s32 value)
2923 {
2924 	struct wacom *wacom = hid_get_drvdata(hdev);
2925 
2926 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2927 		return;
2928 
2929 	if (value > field->logical_maximum || value < field->logical_minimum)
2930 		return;
2931 
2932 	/* usage tests must precede field tests */
2933 	if (WACOM_BATTERY_USAGE(usage))
2934 		wacom_wac_battery_event(hdev, field, usage, value);
2935 	else if (WACOM_PAD_FIELD(field))
2936 		wacom_wac_pad_event(hdev, field, usage, value);
2937 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2938 		wacom_wac_pen_event(hdev, field, usage, value);
2939 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2940 		wacom_wac_finger_event(hdev, field, usage, value);
2941 }
2942 
2943 static void wacom_report_events(struct hid_device *hdev,
2944 				struct hid_report *report, int collection_index,
2945 				int field_index)
2946 {
2947 	int r;
2948 
2949 	for (r = field_index; r < report->maxfield; r++) {
2950 		struct hid_field *field;
2951 		unsigned count, n;
2952 
2953 		field = report->field[r];
2954 		count = field->report_count;
2955 
2956 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2957 			continue;
2958 
2959 		for (n = 0 ; n < count; n++) {
2960 			if (field->usage[n].collection_index == collection_index)
2961 				wacom_wac_event(hdev, field, &field->usage[n],
2962 						field->value[n]);
2963 			else
2964 				return;
2965 		}
2966 	}
2967 }
2968 
2969 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2970 			 int collection_index, struct hid_field *field,
2971 			 int field_index)
2972 {
2973 	struct wacom *wacom = hid_get_drvdata(hdev);
2974 
2975 	wacom_report_events(hdev, report, collection_index, field_index);
2976 
2977 	/*
2978 	 * Non-input reports may be sent prior to the device being
2979 	 * completely initialized. Since only their events need
2980 	 * to be processed, exit after 'wacom_report_events' has
2981 	 * been called to prevent potential crashes in the report-
2982 	 * processing functions.
2983 	 */
2984 	if (report->type != HID_INPUT_REPORT)
2985 		return -1;
2986 
2987 	if (WACOM_PAD_FIELD(field))
2988 		return 0;
2989 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2990 		wacom_wac_pen_report(hdev, report);
2991 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2992 		wacom_wac_finger_report(hdev, report);
2993 
2994 	return 0;
2995 }
2996 
2997 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2998 {
2999 	struct wacom *wacom = hid_get_drvdata(hdev);
3000 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3001 	struct hid_field *field;
3002 	bool pad_in_hid_field = false, pen_in_hid_field = false,
3003 		finger_in_hid_field = false, true_pad = false;
3004 	int r;
3005 	int prev_collection = -1;
3006 
3007 	if (wacom_wac->features.type != HID_GENERIC)
3008 		return;
3009 
3010 	for (r = 0; r < report->maxfield; r++) {
3011 		field = report->field[r];
3012 
3013 		if (WACOM_PAD_FIELD(field))
3014 			pad_in_hid_field = true;
3015 		if (WACOM_PEN_FIELD(field))
3016 			pen_in_hid_field = true;
3017 		if (WACOM_FINGER_FIELD(field))
3018 			finger_in_hid_field = true;
3019 		if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
3020 			true_pad = true;
3021 	}
3022 
3023 	wacom_wac_battery_pre_report(hdev, report);
3024 
3025 	if (pad_in_hid_field && wacom_wac->pad_input)
3026 		wacom_wac_pad_pre_report(hdev, report);
3027 	if (pen_in_hid_field && wacom_wac->pen_input)
3028 		wacom_wac_pen_pre_report(hdev, report);
3029 	if (finger_in_hid_field && wacom_wac->touch_input)
3030 		wacom_wac_finger_pre_report(hdev, report);
3031 
3032 	for (r = 0; r < report->maxfield; r++) {
3033 		field = report->field[r];
3034 
3035 		if (field->usage[0].collection_index != prev_collection) {
3036 			if (wacom_wac_collection(hdev, report,
3037 				field->usage[0].collection_index, field, r) < 0)
3038 				return;
3039 			prev_collection = field->usage[0].collection_index;
3040 		}
3041 	}
3042 
3043 	wacom_wac_battery_report(hdev, report);
3044 
3045 	if (true_pad && wacom_wac->pad_input)
3046 		wacom_wac_pad_report(hdev, report, field);
3047 }
3048 
3049 static int wacom_bpt_touch(struct wacom_wac *wacom)
3050 {
3051 	struct wacom_features *features = &wacom->features;
3052 	struct input_dev *input = wacom->touch_input;
3053 	struct input_dev *pad_input = wacom->pad_input;
3054 	unsigned char *data = wacom->data;
3055 	int i;
3056 
3057 	if (data[0] != 0x02)
3058 	    return 0;
3059 
3060 	for (i = 0; i < 2; i++) {
3061 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
3062 		bool touch = report_touch_events(wacom)
3063 			   && (data[offset + 3] & 0x80);
3064 
3065 		input_mt_slot(input, i);
3066 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3067 		if (touch) {
3068 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
3069 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
3070 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
3071 				x <<= 5;
3072 				y <<= 5;
3073 			}
3074 			input_report_abs(input, ABS_MT_POSITION_X, x);
3075 			input_report_abs(input, ABS_MT_POSITION_Y, y);
3076 		}
3077 	}
3078 
3079 	input_mt_sync_frame(input);
3080 
3081 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3082 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3083 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3084 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3085 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3086 
3087 	return 1;
3088 }
3089 
3090 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3091 {
3092 	struct wacom_features *features = &wacom->features;
3093 	struct input_dev *input = wacom->touch_input;
3094 	bool touch = data[1] & 0x80;
3095 	int slot = input_mt_get_slot_by_key(input, data[0]);
3096 
3097 	if (slot < 0)
3098 		return;
3099 
3100 	touch = touch && report_touch_events(wacom);
3101 
3102 	input_mt_slot(input, slot);
3103 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3104 
3105 	if (touch) {
3106 		int x = (data[2] << 4) | (data[4] >> 4);
3107 		int y = (data[3] << 4) | (data[4] & 0x0f);
3108 		int width, height;
3109 
3110 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3111 			width  = data[5] * 100;
3112 			height = data[6] * 100;
3113 		} else {
3114 			/*
3115 			 * "a" is a scaled-down area which we assume is
3116 			 * roughly circular and which can be described as:
3117 			 * a=(pi*r^2)/C.
3118 			 */
3119 			int a = data[5];
3120 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3121 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3122 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3123 			height = width * y_res / x_res;
3124 		}
3125 
3126 		input_report_abs(input, ABS_MT_POSITION_X, x);
3127 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3128 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3129 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3130 	}
3131 }
3132 
3133 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3134 {
3135 	struct input_dev *input = wacom->pad_input;
3136 	struct wacom_features *features = &wacom->features;
3137 
3138 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3139 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3140 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3141 	} else {
3142 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3143 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3144 	}
3145 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3146 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3147 }
3148 
3149 static int wacom_bpt3_touch(struct wacom_wac *wacom)
3150 {
3151 	unsigned char *data = wacom->data;
3152 	int count = data[1] & 0x07;
3153 	int  touch_changed = 0, i;
3154 
3155 	if (data[0] != 0x02)
3156 	    return 0;
3157 
3158 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3159 	for (i = 0; i < count; i++) {
3160 		int offset = (8 * i) + 2;
3161 		int msg_id = data[offset];
3162 
3163 		if (msg_id >= 2 && msg_id <= 17) {
3164 			wacom_bpt3_touch_msg(wacom, data + offset);
3165 			touch_changed++;
3166 		} else if (msg_id == 128)
3167 			wacom_bpt3_button_msg(wacom, data + offset);
3168 
3169 	}
3170 
3171 	/* only update touch if we actually have a touchpad and touch data changed */
3172 	if (wacom->touch_input && touch_changed) {
3173 		input_mt_sync_frame(wacom->touch_input);
3174 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3175 	}
3176 
3177 	return 1;
3178 }
3179 
3180 static int wacom_bpt_pen(struct wacom_wac *wacom)
3181 {
3182 	struct wacom_features *features = &wacom->features;
3183 	struct input_dev *input = wacom->pen_input;
3184 	unsigned char *data = wacom->data;
3185 	int x = 0, y = 0, p = 0, d = 0;
3186 	bool pen = false, btn1 = false, btn2 = false;
3187 	bool range, prox, rdy;
3188 
3189 	if (data[0] != WACOM_REPORT_PENABLED)
3190 	    return 0;
3191 
3192 	range = (data[1] & 0x80) == 0x80;
3193 	prox = (data[1] & 0x40) == 0x40;
3194 	rdy = (data[1] & 0x20) == 0x20;
3195 
3196 	wacom->shared->stylus_in_proximity = range;
3197 	if (delay_pen_events(wacom))
3198 		return 0;
3199 
3200 	if (rdy) {
3201 		p = le16_to_cpup((__le16 *)&data[6]);
3202 		pen = data[1] & 0x01;
3203 		btn1 = data[1] & 0x02;
3204 		btn2 = data[1] & 0x04;
3205 	}
3206 	if (prox) {
3207 		x = le16_to_cpup((__le16 *)&data[2]);
3208 		y = le16_to_cpup((__le16 *)&data[4]);
3209 
3210 		if (data[1] & 0x08) {
3211 			wacom->tool[0] = BTN_TOOL_RUBBER;
3212 			wacom->id[0] = ERASER_DEVICE_ID;
3213 		} else {
3214 			wacom->tool[0] = BTN_TOOL_PEN;
3215 			wacom->id[0] = STYLUS_DEVICE_ID;
3216 		}
3217 		wacom->reporting_data = true;
3218 	}
3219 	if (range) {
3220 		/*
3221 		 * Convert distance from out prox to distance from tablet.
3222 		 * distance will be greater than distance_max once
3223 		 * touching and applying pressure; do not report negative
3224 		 * distance.
3225 		 */
3226 		if (data[8] <= features->distance_max)
3227 			d = features->distance_max - data[8];
3228 	} else {
3229 		wacom->id[0] = 0;
3230 	}
3231 
3232 	if (wacom->reporting_data) {
3233 		input_report_key(input, BTN_TOUCH, pen);
3234 		input_report_key(input, BTN_STYLUS, btn1);
3235 		input_report_key(input, BTN_STYLUS2, btn2);
3236 
3237 		if (prox || !range) {
3238 			input_report_abs(input, ABS_X, x);
3239 			input_report_abs(input, ABS_Y, y);
3240 		}
3241 		input_report_abs(input, ABS_PRESSURE, p);
3242 		input_report_abs(input, ABS_DISTANCE, d);
3243 
3244 		input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3245 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3246 	}
3247 
3248 	if (!range) {
3249 		wacom->reporting_data = false;
3250 	}
3251 
3252 	return 1;
3253 }
3254 
3255 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3256 {
3257 	struct wacom_features *features = &wacom->features;
3258 
3259 	if ((features->type == INTUOSHT2) &&
3260 	    (features->device_type & WACOM_DEVICETYPE_PEN))
3261 		return wacom_intuos_irq(wacom);
3262 	else if (len == WACOM_PKGLEN_BBTOUCH)
3263 		return wacom_bpt_touch(wacom);
3264 	else if (len == WACOM_PKGLEN_BBTOUCH3)
3265 		return wacom_bpt3_touch(wacom);
3266 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3267 		return wacom_bpt_pen(wacom);
3268 
3269 	return 0;
3270 }
3271 
3272 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3273 		unsigned char *data)
3274 {
3275 	unsigned char prefix;
3276 
3277 	/*
3278 	 * We need to reroute the event from the debug interface to the
3279 	 * pen interface.
3280 	 * We need to add the report ID to the actual pen report, so we
3281 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
3282 	 * and memcpy the report.
3283 	 */
3284 	prefix = data[0];
3285 	data[0] = WACOM_REPORT_BPAD_PEN;
3286 
3287 	/*
3288 	 * actually reroute the event.
3289 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
3290 	 * will check for us.
3291 	 */
3292 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3293 			 WACOM_PKGLEN_PENABLED, 1);
3294 
3295 	data[0] = prefix;
3296 }
3297 
3298 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3299 		unsigned char *data)
3300 {
3301 	struct input_dev *input = wacom->touch_input;
3302 	unsigned char *finger_data, prefix;
3303 	unsigned id;
3304 	int x, y;
3305 	bool valid;
3306 
3307 	prefix = data[0];
3308 
3309 	for (id = 0; id < wacom->features.touch_max; id++) {
3310 		valid = !!(prefix & BIT(id)) &&
3311 			report_touch_events(wacom);
3312 
3313 		input_mt_slot(input, id);
3314 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3315 
3316 		if (!valid)
3317 			continue;
3318 
3319 		finger_data = data + 1 + id * 3;
3320 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3321 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3322 
3323 		input_report_abs(input, ABS_MT_POSITION_X, x);
3324 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3325 	}
3326 
3327 	input_mt_sync_frame(input);
3328 
3329 	input_report_key(input, BTN_LEFT, prefix & 0x40);
3330 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3331 
3332 	/* keep touch state for pen event */
3333 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3334 
3335 	return 1;
3336 }
3337 
3338 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3339 {
3340 	unsigned char *data = wacom->data;
3341 
3342 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3343 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3344 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3345 		return 0;
3346 
3347 	if (data[1] & 0x01)
3348 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3349 
3350 	if (data[1] & 0x02)
3351 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3352 
3353 	return 0;
3354 }
3355 
3356 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3357 {
3358 	unsigned char *data = wacom->data;
3359 	int connected;
3360 
3361 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3362 		return 0;
3363 
3364 	connected = data[1] & 0x01;
3365 	if (connected) {
3366 		int pid, battery, charging;
3367 
3368 		if ((wacom->shared->type == INTUOSHT ||
3369 		    wacom->shared->type == INTUOSHT2) &&
3370 		    wacom->shared->touch_input &&
3371 		    wacom->shared->touch_max) {
3372 			input_report_switch(wacom->shared->touch_input,
3373 					SW_MUTE_DEVICE, data[5] & 0x40);
3374 			input_sync(wacom->shared->touch_input);
3375 		}
3376 
3377 		pid = get_unaligned_be16(&data[6]);
3378 		battery = (data[5] & 0x3f) * 100 / 31;
3379 		charging = !!(data[5] & 0x80);
3380 		if (wacom->pid != pid) {
3381 			wacom->pid = pid;
3382 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3383 		}
3384 
3385 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3386 				     battery, charging, 1, 0);
3387 
3388 	} else if (wacom->pid != 0) {
3389 		/* disconnected while previously connected */
3390 		wacom->pid = 0;
3391 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3392 		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3393 	}
3394 
3395 	return 0;
3396 }
3397 
3398 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3399 {
3400 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3401 	struct wacom_features *features = &wacom_wac->features;
3402 	unsigned char *data = wacom_wac->data;
3403 
3404 	if (data[0] != WACOM_REPORT_USB)
3405 		return 0;
3406 
3407 	if ((features->type == INTUOSHT ||
3408 	    features->type == INTUOSHT2) &&
3409 	    wacom_wac->shared->touch_input &&
3410 	    features->touch_max) {
3411 		input_report_switch(wacom_wac->shared->touch_input,
3412 				    SW_MUTE_DEVICE, data[8] & 0x40);
3413 		input_sync(wacom_wac->shared->touch_input);
3414 	}
3415 
3416 	if (data[9] & 0x02) { /* wireless module is attached */
3417 		int battery = (data[8] & 0x3f) * 100 / 31;
3418 		bool charging = !!(data[8] & 0x80);
3419 
3420 		features->quirks |= WACOM_QUIRK_BATTERY;
3421 		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3422 				     battery, charging, battery || charging, 1);
3423 	}
3424 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3425 		 wacom->battery.battery) {
3426 		features->quirks &= ~WACOM_QUIRK_BATTERY;
3427 		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3428 	}
3429 	return 0;
3430 }
3431 
3432 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3433 {
3434 	bool sync;
3435 
3436 	switch (wacom_wac->features.type) {
3437 	case PENPARTNER:
3438 		sync = wacom_penpartner_irq(wacom_wac);
3439 		break;
3440 
3441 	case PL:
3442 		sync = wacom_pl_irq(wacom_wac);
3443 		break;
3444 
3445 	case WACOM_G4:
3446 	case GRAPHIRE:
3447 	case GRAPHIRE_BT:
3448 	case WACOM_MO:
3449 		sync = wacom_graphire_irq(wacom_wac);
3450 		break;
3451 
3452 	case PTU:
3453 		sync = wacom_ptu_irq(wacom_wac);
3454 		break;
3455 
3456 	case DTU:
3457 		sync = wacom_dtu_irq(wacom_wac);
3458 		break;
3459 
3460 	case DTUS:
3461 	case DTUSX:
3462 		sync = wacom_dtus_irq(wacom_wac);
3463 		break;
3464 
3465 	case INTUOS:
3466 	case INTUOS3S:
3467 	case INTUOS3:
3468 	case INTUOS3L:
3469 	case INTUOS4S:
3470 	case INTUOS4:
3471 	case INTUOS4L:
3472 	case CINTIQ:
3473 	case WACOM_BEE:
3474 	case WACOM_13HD:
3475 	case WACOM_21UX2:
3476 	case WACOM_22HD:
3477 	case WACOM_24HD:
3478 	case WACOM_27QHD:
3479 	case DTK:
3480 	case CINTIQ_HYBRID:
3481 	case CINTIQ_COMPANION_2:
3482 		sync = wacom_intuos_irq(wacom_wac);
3483 		break;
3484 
3485 	case INTUOS4WL:
3486 		sync = wacom_intuos_bt_irq(wacom_wac, len);
3487 		break;
3488 
3489 	case WACOM_24HDT:
3490 	case WACOM_27QHDT:
3491 		sync = wacom_24hdt_irq(wacom_wac);
3492 		break;
3493 
3494 	case INTUOS5S:
3495 	case INTUOS5:
3496 	case INTUOS5L:
3497 	case INTUOSPS:
3498 	case INTUOSPM:
3499 	case INTUOSPL:
3500 		if (len == WACOM_PKGLEN_BBTOUCH3)
3501 			sync = wacom_bpt3_touch(wacom_wac);
3502 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3503 			sync = wacom_status_irq(wacom_wac, len);
3504 		else
3505 			sync = wacom_intuos_irq(wacom_wac);
3506 		break;
3507 
3508 	case INTUOSP2_BT:
3509 	case INTUOSP2S_BT:
3510 	case INTUOSHT3_BT:
3511 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3512 		break;
3513 
3514 	case TABLETPC:
3515 	case TABLETPCE:
3516 	case TABLETPC2FG:
3517 	case MTSCREEN:
3518 	case MTTPC:
3519 	case MTTPC_B:
3520 		sync = wacom_tpc_irq(wacom_wac, len);
3521 		break;
3522 
3523 	case BAMBOO_PT:
3524 	case BAMBOO_PEN:
3525 	case BAMBOO_TOUCH:
3526 	case INTUOSHT:
3527 	case INTUOSHT2:
3528 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3529 			sync = wacom_status_irq(wacom_wac, len);
3530 		else
3531 			sync = wacom_bpt_irq(wacom_wac, len);
3532 		break;
3533 
3534 	case BAMBOO_PAD:
3535 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3536 		break;
3537 
3538 	case WIRELESS:
3539 		sync = wacom_wireless_irq(wacom_wac, len);
3540 		break;
3541 
3542 	case REMOTE:
3543 		sync = false;
3544 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3545 			wacom_remote_status_irq(wacom_wac, len);
3546 		else
3547 			sync = wacom_remote_irq(wacom_wac, len);
3548 		break;
3549 
3550 	default:
3551 		sync = false;
3552 		break;
3553 	}
3554 
3555 	if (sync) {
3556 		if (wacom_wac->pen_input)
3557 			input_sync(wacom_wac->pen_input);
3558 		if (wacom_wac->touch_input)
3559 			input_sync(wacom_wac->touch_input);
3560 		if (wacom_wac->pad_input)
3561 			input_sync(wacom_wac->pad_input);
3562 	}
3563 }
3564 
3565 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3566 {
3567 	struct input_dev *input_dev = wacom_wac->pen_input;
3568 
3569 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3570 
3571 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3572 	__set_bit(BTN_STYLUS, input_dev->keybit);
3573 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3574 
3575 	input_set_abs_params(input_dev, ABS_DISTANCE,
3576 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3577 }
3578 
3579 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3580 {
3581 	struct input_dev *input_dev = wacom_wac->pen_input;
3582 	struct wacom_features *features = &wacom_wac->features;
3583 
3584 	wacom_setup_basic_pro_pen(wacom_wac);
3585 
3586 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3587 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3588 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3589 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3590 
3591 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3592 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3593 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3594 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3595 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3596 }
3597 
3598 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3599 {
3600 	struct input_dev *input_dev = wacom_wac->pen_input;
3601 
3602 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3603 
3604 	wacom_setup_cintiq(wacom_wac);
3605 
3606 	__set_bit(BTN_LEFT, input_dev->keybit);
3607 	__set_bit(BTN_RIGHT, input_dev->keybit);
3608 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3609 	__set_bit(BTN_SIDE, input_dev->keybit);
3610 	__set_bit(BTN_EXTRA, input_dev->keybit);
3611 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3612 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3613 
3614 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3615 	input_abs_set_res(input_dev, ABS_RZ, 287);
3616 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3617 }
3618 
3619 void wacom_setup_device_quirks(struct wacom *wacom)
3620 {
3621 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3622 	struct wacom_features *features = &wacom->wacom_wac.features;
3623 
3624 	/* The pen and pad share the same interface on most devices */
3625 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3626 	    features->type == DTUS ||
3627 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3628 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3629 			features->device_type |= WACOM_DEVICETYPE_PAD;
3630 	}
3631 
3632 	/* touch device found but size is not defined. use default */
3633 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3634 		features->x_max = 1023;
3635 		features->y_max = 1023;
3636 	}
3637 
3638 	/*
3639 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3640 	 * touch interface in its HID descriptor. If this is the touch
3641 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3642 	 * tablet values.
3643 	 */
3644 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3645 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3646 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3647 			if (features->touch_max)
3648 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3649 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3650 				features->device_type |= WACOM_DEVICETYPE_PAD;
3651 
3652 			if (features->type == INTUOSHT2) {
3653 				features->x_max = features->x_max / 10;
3654 				features->y_max = features->y_max / 10;
3655 			}
3656 			else {
3657 				features->x_max = 4096;
3658 				features->y_max = 4096;
3659 			}
3660 		}
3661 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3662 			features->device_type |= WACOM_DEVICETYPE_PAD;
3663 		}
3664 	}
3665 
3666 	/*
3667 	 * Hack for the Bamboo One:
3668 	 * the device presents a PAD/Touch interface as most Bamboos and even
3669 	 * sends ghosts PAD data on it. However, later, we must disable this
3670 	 * ghost interface, and we can not detect it unless we set it here
3671 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3672 	 */
3673 	if (features->type == BAMBOO_PEN &&
3674 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3675 		features->device_type |= WACOM_DEVICETYPE_PAD;
3676 
3677 	/*
3678 	 * Raw Wacom-mode pen and touch events both come from interface
3679 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3680 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3681 	 * out through the HID_GENERIC device created for interface 1,
3682 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3683 	 */
3684 	if (features->type == BAMBOO_PAD)
3685 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3686 
3687 	if (features->type == REMOTE)
3688 		features->device_type = WACOM_DEVICETYPE_PAD;
3689 
3690 	if (features->type == INTUOSP2_BT ||
3691 	    features->type == INTUOSP2S_BT) {
3692 		features->device_type |= WACOM_DEVICETYPE_PEN |
3693 					 WACOM_DEVICETYPE_PAD |
3694 					 WACOM_DEVICETYPE_TOUCH;
3695 		features->quirks |= WACOM_QUIRK_BATTERY;
3696 	}
3697 
3698 	if (features->type == INTUOSHT3_BT) {
3699 		features->device_type |= WACOM_DEVICETYPE_PEN |
3700 					 WACOM_DEVICETYPE_PAD;
3701 		features->quirks |= WACOM_QUIRK_BATTERY;
3702 	}
3703 
3704 	switch (features->type) {
3705 	case PL:
3706 	case DTU:
3707 	case DTUS:
3708 	case DTUSX:
3709 	case WACOM_21UX2:
3710 	case WACOM_22HD:
3711 	case DTK:
3712 	case WACOM_24HD:
3713 	case WACOM_27QHD:
3714 	case CINTIQ_HYBRID:
3715 	case CINTIQ_COMPANION_2:
3716 	case CINTIQ:
3717 	case WACOM_BEE:
3718 	case WACOM_13HD:
3719 	case WACOM_24HDT:
3720 	case WACOM_27QHDT:
3721 	case TABLETPC:
3722 	case TABLETPCE:
3723 	case TABLETPC2FG:
3724 	case MTSCREEN:
3725 	case MTTPC:
3726 	case MTTPC_B:
3727 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3728 		break;
3729 	}
3730 
3731 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3732 		features->quirks |= WACOM_QUIRK_BATTERY;
3733 
3734 	/* quirk for bamboo touch with 2 low res touches */
3735 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3736 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3737 		features->x_max <<= 5;
3738 		features->y_max <<= 5;
3739 		features->x_fuzz <<= 5;
3740 		features->y_fuzz <<= 5;
3741 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3742 	}
3743 
3744 	if (features->type == WIRELESS) {
3745 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3746 			features->quirks |= WACOM_QUIRK_BATTERY;
3747 		}
3748 	}
3749 
3750 	if (features->type == REMOTE)
3751 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3752 
3753 	/* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3754 	 * of things it shouldn't. Lets fix up the damage...
3755 	 */
3756 	if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3757 		features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3758 		__clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3759 		__clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3760 		__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3761 		__clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3762 		__clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3763 		__clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3764 		__clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3765 		__clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3766 		__clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3767 		__clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3768 		__clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3769 	}
3770 }
3771 
3772 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3773 				   struct wacom_wac *wacom_wac)
3774 {
3775 	struct wacom_features *features = &wacom_wac->features;
3776 
3777 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3778 		return -ENODEV;
3779 
3780 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3781 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3782 	else
3783 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3784 
3785 	if (features->type == HID_GENERIC)
3786 		/* setup has already been done */
3787 		return 0;
3788 
3789 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3790 	__set_bit(BTN_TOUCH, input_dev->keybit);
3791 	__set_bit(ABS_MISC, input_dev->absbit);
3792 
3793 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3794 			     features->x_max - features->offset_right,
3795 			     features->x_fuzz, 0);
3796 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3797 			     features->y_max - features->offset_bottom,
3798 			     features->y_fuzz, 0);
3799 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3800 		features->pressure_max, features->pressure_fuzz, 0);
3801 
3802 	/* penabled devices have fixed resolution for each model */
3803 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3804 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3805 
3806 	switch (features->type) {
3807 	case GRAPHIRE_BT:
3808 		__clear_bit(ABS_MISC, input_dev->absbit);
3809 		fallthrough;
3810 
3811 	case WACOM_MO:
3812 	case WACOM_G4:
3813 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3814 					      features->distance_max,
3815 					      features->distance_fuzz, 0);
3816 		fallthrough;
3817 
3818 	case GRAPHIRE:
3819 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3820 
3821 		__set_bit(BTN_LEFT, input_dev->keybit);
3822 		__set_bit(BTN_RIGHT, input_dev->keybit);
3823 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3824 
3825 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3826 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3827 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3828 		__set_bit(BTN_STYLUS, input_dev->keybit);
3829 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3830 		break;
3831 
3832 	case WACOM_27QHD:
3833 	case WACOM_24HD:
3834 	case DTK:
3835 	case WACOM_22HD:
3836 	case WACOM_21UX2:
3837 	case WACOM_BEE:
3838 	case CINTIQ:
3839 	case WACOM_13HD:
3840 	case CINTIQ_HYBRID:
3841 	case CINTIQ_COMPANION_2:
3842 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3843 		input_abs_set_res(input_dev, ABS_Z, 287);
3844 		wacom_setup_cintiq(wacom_wac);
3845 		break;
3846 
3847 	case INTUOS3:
3848 	case INTUOS3L:
3849 	case INTUOS3S:
3850 	case INTUOS4:
3851 	case INTUOS4WL:
3852 	case INTUOS4L:
3853 	case INTUOS4S:
3854 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3855 		input_abs_set_res(input_dev, ABS_Z, 287);
3856 		fallthrough;
3857 
3858 	case INTUOS:
3859 		wacom_setup_intuos(wacom_wac);
3860 		break;
3861 
3862 	case INTUOS5:
3863 	case INTUOS5L:
3864 	case INTUOSPM:
3865 	case INTUOSPL:
3866 	case INTUOS5S:
3867 	case INTUOSPS:
3868 	case INTUOSP2_BT:
3869 	case INTUOSP2S_BT:
3870 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3871 				      features->distance_max,
3872 				      features->distance_fuzz, 0);
3873 
3874 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3875 		input_abs_set_res(input_dev, ABS_Z, 287);
3876 
3877 		wacom_setup_intuos(wacom_wac);
3878 		break;
3879 
3880 	case WACOM_24HDT:
3881 	case WACOM_27QHDT:
3882 	case MTSCREEN:
3883 	case MTTPC:
3884 	case MTTPC_B:
3885 	case TABLETPC2FG:
3886 	case TABLETPC:
3887 	case TABLETPCE:
3888 		__clear_bit(ABS_MISC, input_dev->absbit);
3889 		fallthrough;
3890 
3891 	case DTUS:
3892 	case DTUSX:
3893 	case PL:
3894 	case DTU:
3895 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3896 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3897 		__set_bit(BTN_STYLUS, input_dev->keybit);
3898 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3899 		break;
3900 
3901 	case PTU:
3902 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3903 		fallthrough;
3904 
3905 	case PENPARTNER:
3906 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3907 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3908 		__set_bit(BTN_STYLUS, input_dev->keybit);
3909 		break;
3910 
3911 	case INTUOSHT:
3912 	case BAMBOO_PT:
3913 	case BAMBOO_PEN:
3914 	case INTUOSHT2:
3915 	case INTUOSHT3_BT:
3916 		if (features->type == INTUOSHT2 ||
3917 		    features->type == INTUOSHT3_BT) {
3918 			wacom_setup_basic_pro_pen(wacom_wac);
3919 		} else {
3920 			__clear_bit(ABS_MISC, input_dev->absbit);
3921 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3922 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3923 			__set_bit(BTN_STYLUS, input_dev->keybit);
3924 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3925 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3926 				      features->distance_max,
3927 				      features->distance_fuzz, 0);
3928 		}
3929 		break;
3930 	case BAMBOO_PAD:
3931 		__clear_bit(ABS_MISC, input_dev->absbit);
3932 		break;
3933 	}
3934 	return 0;
3935 }
3936 
3937 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3938 					 struct wacom_wac *wacom_wac)
3939 {
3940 	struct wacom_features *features = &wacom_wac->features;
3941 
3942 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3943 		return -ENODEV;
3944 
3945 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3946 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3947 	else
3948 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3949 
3950 	if (features->type == HID_GENERIC)
3951 		/* setup has already been done */
3952 		return 0;
3953 
3954 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3955 	__set_bit(BTN_TOUCH, input_dev->keybit);
3956 
3957 	if (features->touch_max == 1) {
3958 		input_set_abs_params(input_dev, ABS_X, 0,
3959 			features->x_max, features->x_fuzz, 0);
3960 		input_set_abs_params(input_dev, ABS_Y, 0,
3961 			features->y_max, features->y_fuzz, 0);
3962 		input_abs_set_res(input_dev, ABS_X,
3963 				  features->x_resolution);
3964 		input_abs_set_res(input_dev, ABS_Y,
3965 				  features->y_resolution);
3966 	}
3967 	else if (features->touch_max > 1) {
3968 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3969 			features->x_max, features->x_fuzz, 0);
3970 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3971 			features->y_max, features->y_fuzz, 0);
3972 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3973 				  features->x_resolution);
3974 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3975 				  features->y_resolution);
3976 	}
3977 
3978 	switch (features->type) {
3979 	case INTUOSP2_BT:
3980 	case INTUOSP2S_BT:
3981 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3982 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3983 
3984 		if (wacom_wac->shared->touch->product == 0x361) {
3985 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3986 					     0, 12440, 4, 0);
3987 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3988 					     0, 8640, 4, 0);
3989 		}
3990 		else if (wacom_wac->shared->touch->product == 0x360) {
3991 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3992 					     0, 8960, 4, 0);
3993 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3994 					     0, 5920, 4, 0);
3995 		}
3996 		else if (wacom_wac->shared->touch->product == 0x393) {
3997 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3998 					     0, 6400, 4, 0);
3999 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
4000 					     0, 4000, 4, 0);
4001 		}
4002 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
4003 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
4004 
4005 		fallthrough;
4006 
4007 	case INTUOS5:
4008 	case INTUOS5L:
4009 	case INTUOSPM:
4010 	case INTUOSPL:
4011 	case INTUOS5S:
4012 	case INTUOSPS:
4013 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
4014 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
4015 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4016 		break;
4017 
4018 	case WACOM_24HDT:
4019 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
4020 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
4021 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
4022 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
4023 		fallthrough;
4024 
4025 	case WACOM_27QHDT:
4026 		if (wacom_wac->shared->touch->product == 0x32C ||
4027 		    wacom_wac->shared->touch->product == 0xF6) {
4028 			input_dev->evbit[0] |= BIT_MASK(EV_SW);
4029 			__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4030 			wacom_wac->has_mute_touch_switch = true;
4031 			wacom_wac->is_soft_touch_switch = true;
4032 		}
4033 		fallthrough;
4034 
4035 	case MTSCREEN:
4036 	case MTTPC:
4037 	case MTTPC_B:
4038 	case TABLETPC2FG:
4039 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
4040 		fallthrough;
4041 
4042 	case TABLETPC:
4043 	case TABLETPCE:
4044 		break;
4045 
4046 	case INTUOSHT:
4047 	case INTUOSHT2:
4048 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
4049 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4050 		fallthrough;
4051 
4052 	case BAMBOO_PT:
4053 	case BAMBOO_TOUCH:
4054 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
4055 			input_set_abs_params(input_dev,
4056 				     ABS_MT_TOUCH_MAJOR,
4057 				     0, features->x_max, 0, 0);
4058 			input_set_abs_params(input_dev,
4059 				     ABS_MT_TOUCH_MINOR,
4060 				     0, features->y_max, 0, 0);
4061 		}
4062 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4063 		break;
4064 
4065 	case BAMBOO_PAD:
4066 		input_mt_init_slots(input_dev, features->touch_max,
4067 				    INPUT_MT_POINTER);
4068 		__set_bit(BTN_LEFT, input_dev->keybit);
4069 		__set_bit(BTN_RIGHT, input_dev->keybit);
4070 		break;
4071 	}
4072 	return 0;
4073 }
4074 
4075 static int wacom_numbered_button_to_key(int n)
4076 {
4077 	if (n < 10)
4078 		return BTN_0 + n;
4079 	else if (n < 16)
4080 		return BTN_A + (n-10);
4081 	else if (n < 18)
4082 		return BTN_BASE + (n-16);
4083 	else
4084 		return 0;
4085 }
4086 
4087 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4088 				int button_count)
4089 {
4090 	int i;
4091 
4092 	for (i = 0; i < button_count; i++) {
4093 		int key = wacom_numbered_button_to_key(i);
4094 
4095 		if (key)
4096 			__set_bit(key, input_dev->keybit);
4097 	}
4098 }
4099 
4100 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4101 {
4102 	struct wacom_led *led;
4103 	int i;
4104 	bool updated = false;
4105 
4106 	/*
4107 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
4108 	 * So group 0 matches the second half of the buttons and thus the mask
4109 	 * needs to be shifted.
4110 	 */
4111 	if (group == 0)
4112 		mask >>= 8;
4113 
4114 	for (i = 0; i < 3; i++) {
4115 		led = wacom_led_find(wacom, group, i);
4116 		if (!led) {
4117 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4118 				i, group);
4119 			continue;
4120 		}
4121 		if (!updated && mask & BIT(i)) {
4122 			led->held = true;
4123 			led_trigger_event(&led->trigger, LED_FULL);
4124 		} else {
4125 			led->held = false;
4126 		}
4127 	}
4128 }
4129 
4130 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4131 				 int mask, int group)
4132 {
4133 	int group_button;
4134 
4135 	/*
4136 	 * 21UX2 has LED group 1 to the left and LED group 0
4137 	 * to the right. We need to reverse the group to match this
4138 	 * historical behavior.
4139 	 */
4140 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
4141 		group = 1 - group;
4142 
4143 	group_button = group * (button_count/wacom->led.count);
4144 
4145 	if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4146 		group_button = 8;
4147 
4148 	return mask & (1 << group_button);
4149 }
4150 
4151 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4152 			     int group)
4153 {
4154 	struct wacom_led *led, *next_led;
4155 	int cur;
4156 	bool pressed;
4157 
4158 	if (wacom->wacom_wac.features.type == WACOM_24HD)
4159 		return wacom_24hd_update_leds(wacom, mask, group);
4160 
4161 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4162 	cur = wacom->led.groups[group].select;
4163 
4164 	led = wacom_led_find(wacom, group, cur);
4165 	if (!led) {
4166 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4167 			cur, group);
4168 		return;
4169 	}
4170 
4171 	if (!pressed) {
4172 		led->held = false;
4173 		return;
4174 	}
4175 
4176 	if (led->held && pressed)
4177 		return;
4178 
4179 	next_led = wacom_led_next(wacom, led);
4180 	if (!next_led) {
4181 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
4182 			group);
4183 		return;
4184 	}
4185 	if (next_led == led)
4186 		return;
4187 
4188 	next_led->held = true;
4189 	led_trigger_event(&next_led->trigger,
4190 			  wacom_leds_brightness_get(next_led));
4191 }
4192 
4193 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4194 				int button_count, int mask)
4195 {
4196 	struct wacom *wacom = input_get_drvdata(input_dev);
4197 	int i;
4198 
4199 	for (i = 0; i < wacom->led.count; i++)
4200 		wacom_update_led(wacom,  button_count, mask, i);
4201 
4202 	for (i = 0; i < button_count; i++) {
4203 		int key = wacom_numbered_button_to_key(i);
4204 
4205 		if (key)
4206 			input_report_key(input_dev, key, mask & (1 << i));
4207 	}
4208 }
4209 
4210 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4211 				   struct wacom_wac *wacom_wac)
4212 {
4213 	struct wacom_features *features = &wacom_wac->features;
4214 
4215 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4216 		features->device_type |= WACOM_DEVICETYPE_PAD;
4217 
4218 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4219 		return -ENODEV;
4220 
4221 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4222 		return -ENODEV;
4223 
4224 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4225 
4226 	/* kept for making legacy xf86-input-wacom working with the wheels */
4227 	__set_bit(ABS_MISC, input_dev->absbit);
4228 
4229 	/* kept for making legacy xf86-input-wacom accepting the pad */
4230 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4231 	      input_dev->absinfo[ABS_X].maximum)))
4232 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4233 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4234 	      input_dev->absinfo[ABS_Y].maximum)))
4235 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4236 
4237 	/* kept for making udev and libwacom accepting the pad */
4238 	__set_bit(BTN_STYLUS, input_dev->keybit);
4239 
4240 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4241 
4242 	switch (features->type) {
4243 
4244 	case CINTIQ_HYBRID:
4245 	case CINTIQ_COMPANION_2:
4246 	case DTK:
4247 	case DTUS:
4248 	case GRAPHIRE_BT:
4249 		break;
4250 
4251 	case WACOM_MO:
4252 		__set_bit(BTN_BACK, input_dev->keybit);
4253 		__set_bit(BTN_LEFT, input_dev->keybit);
4254 		__set_bit(BTN_FORWARD, input_dev->keybit);
4255 		__set_bit(BTN_RIGHT, input_dev->keybit);
4256 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4257 		break;
4258 
4259 	case WACOM_G4:
4260 		__set_bit(BTN_BACK, input_dev->keybit);
4261 		__set_bit(BTN_FORWARD, input_dev->keybit);
4262 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
4263 		break;
4264 
4265 	case WACOM_24HD:
4266 		__set_bit(KEY_PROG1, input_dev->keybit);
4267 		__set_bit(KEY_PROG2, input_dev->keybit);
4268 		__set_bit(KEY_PROG3, input_dev->keybit);
4269 
4270 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4271 		__set_bit(KEY_INFO, input_dev->keybit);
4272 
4273 		if (!features->oPid)
4274 			__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4275 
4276 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4277 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4278 		break;
4279 
4280 	case WACOM_27QHD:
4281 		__set_bit(KEY_PROG1, input_dev->keybit);
4282 		__set_bit(KEY_PROG2, input_dev->keybit);
4283 		__set_bit(KEY_PROG3, input_dev->keybit);
4284 
4285 		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4286 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4287 
4288 		if (!features->oPid)
4289 			__set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4290 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4291 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4292 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4293 		input_abs_set_res(input_dev, ABS_Y, 1024);
4294 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4295 		input_abs_set_res(input_dev, ABS_Z, 1024);
4296 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4297 		break;
4298 
4299 	case WACOM_22HD:
4300 		__set_bit(KEY_PROG1, input_dev->keybit);
4301 		__set_bit(KEY_PROG2, input_dev->keybit);
4302 		__set_bit(KEY_PROG3, input_dev->keybit);
4303 
4304 		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4305 		__set_bit(KEY_INFO, input_dev->keybit);
4306 		fallthrough;
4307 
4308 	case WACOM_21UX2:
4309 	case WACOM_BEE:
4310 	case CINTIQ:
4311 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4312 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4313 		break;
4314 
4315 	case WACOM_13HD:
4316 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4317 		break;
4318 
4319 	case INTUOS3:
4320 	case INTUOS3L:
4321 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4322 		fallthrough;
4323 
4324 	case INTUOS3S:
4325 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4326 		break;
4327 
4328 	case INTUOS5:
4329 	case INTUOS5L:
4330 	case INTUOSPM:
4331 	case INTUOSPL:
4332 	case INTUOS5S:
4333 	case INTUOSPS:
4334 	case INTUOSP2_BT:
4335 	case INTUOSP2S_BT:
4336 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4337 		break;
4338 
4339 	case INTUOS4WL:
4340 		/*
4341 		 * For Bluetooth devices, the udev rule does not work correctly
4342 		 * for pads unless we add a stylus capability, which forces
4343 		 * ID_INPUT_TABLET to be set.
4344 		 */
4345 		__set_bit(BTN_STYLUS, input_dev->keybit);
4346 		fallthrough;
4347 
4348 	case INTUOS4:
4349 	case INTUOS4L:
4350 	case INTUOS4S:
4351 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4352 		break;
4353 
4354 	case INTUOSHT:
4355 	case BAMBOO_PT:
4356 	case BAMBOO_TOUCH:
4357 	case INTUOSHT2:
4358 		__clear_bit(ABS_MISC, input_dev->absbit);
4359 
4360 		__set_bit(BTN_LEFT, input_dev->keybit);
4361 		__set_bit(BTN_FORWARD, input_dev->keybit);
4362 		__set_bit(BTN_BACK, input_dev->keybit);
4363 		__set_bit(BTN_RIGHT, input_dev->keybit);
4364 
4365 		break;
4366 
4367 	case REMOTE:
4368 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4369 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4370 		break;
4371 
4372 	case INTUOSHT3_BT:
4373 	case HID_GENERIC:
4374 		break;
4375 
4376 	default:
4377 		/* no pad supported */
4378 		return -ENODEV;
4379 	}
4380 	return 0;
4381 }
4382 
4383 static const struct wacom_features wacom_features_0x00 =
4384 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4385 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4386 static const struct wacom_features wacom_features_0x10 =
4387 	{ "Wacom Graphire", 10206, 7422, 511, 63,
4388 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4389 static const struct wacom_features wacom_features_0x81 =
4390 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4391 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4392 static const struct wacom_features wacom_features_0x11 =
4393 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4394 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4395 static const struct wacom_features wacom_features_0x12 =
4396 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4397 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4398 static const struct wacom_features wacom_features_0x13 =
4399 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4400 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4401 static const struct wacom_features wacom_features_0x14 =
4402 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4403 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4404 static const struct wacom_features wacom_features_0x15 =
4405 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4406 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4407 static const struct wacom_features wacom_features_0x16 =
4408 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4409 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4410 static const struct wacom_features wacom_features_0x17 =
4411 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4412 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4413 static const struct wacom_features wacom_features_0x18 =
4414 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4415 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4416 static const struct wacom_features wacom_features_0x19 =
4417 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4418 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4419 static const struct wacom_features wacom_features_0x60 =
4420 	{ "Wacom Volito", 5104, 3712, 511, 63,
4421 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4422 static const struct wacom_features wacom_features_0x61 =
4423 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4424 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4425 static const struct wacom_features wacom_features_0x62 =
4426 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4427 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4428 static const struct wacom_features wacom_features_0x63 =
4429 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4430 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4431 static const struct wacom_features wacom_features_0x64 =
4432 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4433 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4434 static const struct wacom_features wacom_features_0x65 =
4435 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4436 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4437 static const struct wacom_features wacom_features_0x69 =
4438 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4439 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4440 static const struct wacom_features wacom_features_0x6A =
4441 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4442 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4443 static const struct wacom_features wacom_features_0x6B =
4444 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4445 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4446 static const struct wacom_features wacom_features_0x20 =
4447 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4448 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4449 static const struct wacom_features wacom_features_0x21 =
4450 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4451 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4452 static const struct wacom_features wacom_features_0x22 =
4453 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4454 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4455 static const struct wacom_features wacom_features_0x23 =
4456 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4457 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4458 static const struct wacom_features wacom_features_0x24 =
4459 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4460 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4461 static const struct wacom_features wacom_features_0x30 =
4462 	{ "Wacom PL400", 5408, 4056, 255, 0,
4463 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4464 static const struct wacom_features wacom_features_0x31 =
4465 	{ "Wacom PL500", 6144, 4608, 255, 0,
4466 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4467 static const struct wacom_features wacom_features_0x32 =
4468 	{ "Wacom PL600", 6126, 4604, 255, 0,
4469 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4470 static const struct wacom_features wacom_features_0x33 =
4471 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4472 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4473 static const struct wacom_features wacom_features_0x34 =
4474 	{ "Wacom PL550", 6144, 4608, 511, 0,
4475 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4476 static const struct wacom_features wacom_features_0x35 =
4477 	{ "Wacom PL800", 7220, 5780, 511, 0,
4478 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4479 static const struct wacom_features wacom_features_0x37 =
4480 	{ "Wacom PL700", 6758, 5406, 511, 0,
4481 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4482 static const struct wacom_features wacom_features_0x38 =
4483 	{ "Wacom PL510", 6282, 4762, 511, 0,
4484 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4485 static const struct wacom_features wacom_features_0x39 =
4486 	{ "Wacom DTU710", 34080, 27660, 511, 0,
4487 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4488 static const struct wacom_features wacom_features_0xC4 =
4489 	{ "Wacom DTF521", 6282, 4762, 511, 0,
4490 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4491 static const struct wacom_features wacom_features_0xC0 =
4492 	{ "Wacom DTF720", 6858, 5506, 511, 0,
4493 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4494 static const struct wacom_features wacom_features_0xC2 =
4495 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4496 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4497 static const struct wacom_features wacom_features_0x03 =
4498 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4499 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4500 static const struct wacom_features wacom_features_0x41 =
4501 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4502 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4503 static const struct wacom_features wacom_features_0x42 =
4504 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4505 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4506 static const struct wacom_features wacom_features_0x43 =
4507 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4508 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4509 static const struct wacom_features wacom_features_0x44 =
4510 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4511 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4512 static const struct wacom_features wacom_features_0x45 =
4513 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4514 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4515 static const struct wacom_features wacom_features_0xB0 =
4516 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4517 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4518 static const struct wacom_features wacom_features_0xB1 =
4519 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4520 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4521 static const struct wacom_features wacom_features_0xB2 =
4522 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4523 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4524 static const struct wacom_features wacom_features_0xB3 =
4525 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4526 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4527 static const struct wacom_features wacom_features_0xB4 =
4528 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4529 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4530 static const struct wacom_features wacom_features_0xB5 =
4531 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4532 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4533 static const struct wacom_features wacom_features_0xB7 =
4534 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4535 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4536 static const struct wacom_features wacom_features_0xB8 =
4537 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4538 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4539 static const struct wacom_features wacom_features_0xB9 =
4540 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4541 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4542 static const struct wacom_features wacom_features_0xBA =
4543 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4544 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4545 static const struct wacom_features wacom_features_0xBB =
4546 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4547 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4548 static const struct wacom_features wacom_features_0xBC =
4549 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4550 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4551 static const struct wacom_features wacom_features_0xBD =
4552 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4553 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4554 static const struct wacom_features wacom_features_0x26 =
4555 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4556 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4557 static const struct wacom_features wacom_features_0x27 =
4558 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4559 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4560 static const struct wacom_features wacom_features_0x28 =
4561 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4562 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4563 static const struct wacom_features wacom_features_0x29 =
4564 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4565 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4566 static const struct wacom_features wacom_features_0x2A =
4567 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4568 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4569 static const struct wacom_features wacom_features_0x314 =
4570 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4571 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4572 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4573 static const struct wacom_features wacom_features_0x315 =
4574 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4575 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4576 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4577 static const struct wacom_features wacom_features_0x317 =
4578 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4579 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4580 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4581 static const struct wacom_features wacom_features_0xF4 =
4582 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4583 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4584 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4585 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4586 static const struct wacom_features wacom_features_0xF8 =
4587 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4588 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4589 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4590 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4591 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4592 static const struct wacom_features wacom_features_0xF6 =
4593 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4594 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4595 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4596 static const struct wacom_features wacom_features_0x32A =
4597 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4598 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4599 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4600 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4601 static const struct wacom_features wacom_features_0x32B =
4602 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4603 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4604 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4605 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4606 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4607 static const struct wacom_features wacom_features_0x32C =
4608 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4609 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4610 static const struct wacom_features wacom_features_0x3F =
4611 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4612 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4613 static const struct wacom_features wacom_features_0xC5 =
4614 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4615 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4616 static const struct wacom_features wacom_features_0xC6 =
4617 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4618 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4619 static const struct wacom_features wacom_features_0x304 =
4620 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4621 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4622 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4623 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4624 static const struct wacom_features wacom_features_0x333 =
4625 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4626 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4627 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4628 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4629 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4630 static const struct wacom_features wacom_features_0x335 =
4631 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4632 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4633 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4634 static const struct wacom_features wacom_features_0xC7 =
4635 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4636 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4637 static const struct wacom_features wacom_features_0xCE =
4638 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4639 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4640 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4641 static const struct wacom_features wacom_features_0xF0 =
4642 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4643 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4644 static const struct wacom_features wacom_features_0xFB =
4645 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4646 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4647 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4648 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4649 static const struct wacom_features wacom_features_0x32F =
4650 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4651 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4652 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4653 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4654 static const struct wacom_features wacom_features_0x336 =
4655 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4656 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4657 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4658 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4659 static const struct wacom_features wacom_features_0x57 =
4660 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4661 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4662 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4663 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4664 static const struct wacom_features wacom_features_0x59 = /* Pen */
4665 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4666 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4667 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4668 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4669 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4670 static const struct wacom_features wacom_features_0x5D = /* Touch */
4671 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4672 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4673 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4674 static const struct wacom_features wacom_features_0xCC =
4675 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4676 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4677 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4678 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4679 static const struct wacom_features wacom_features_0xFA =
4680 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4681 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4682 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4683 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4684 static const struct wacom_features wacom_features_0x5B =
4685 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4686 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4687 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4688 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4689 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4690 static const struct wacom_features wacom_features_0x5E =
4691 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4692 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4693 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4694 static const struct wacom_features wacom_features_0x90 =
4695 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4696 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4697 static const struct wacom_features wacom_features_0x93 =
4698 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4699 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4700 static const struct wacom_features wacom_features_0x97 =
4701 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4702 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4703 static const struct wacom_features wacom_features_0x9A =
4704 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4705 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4706 static const struct wacom_features wacom_features_0x9F =
4707 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4708 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4709 static const struct wacom_features wacom_features_0xE2 =
4710 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4711 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4712 static const struct wacom_features wacom_features_0xE3 =
4713 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4714 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4715 static const struct wacom_features wacom_features_0xE5 =
4716 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4717 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4718 static const struct wacom_features wacom_features_0xE6 =
4719 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4720 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4721 static const struct wacom_features wacom_features_0xEC =
4722 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4723 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4724 static const struct wacom_features wacom_features_0xED =
4725 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4726 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4727 static const struct wacom_features wacom_features_0xEF =
4728 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4729 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4730 static const struct wacom_features wacom_features_0x100 =
4731 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4732 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4733 static const struct wacom_features wacom_features_0x101 =
4734 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4735 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4736 static const struct wacom_features wacom_features_0x10D =
4737 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4738 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4739 static const struct wacom_features wacom_features_0x10E =
4740 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4741 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4742 static const struct wacom_features wacom_features_0x10F =
4743 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4744 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4745 static const struct wacom_features wacom_features_0x116 =
4746 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4747 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4748 static const struct wacom_features wacom_features_0x12C =
4749 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4750 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4751 static const struct wacom_features wacom_features_0x4001 =
4752 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4753 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4754 static const struct wacom_features wacom_features_0x4004 =
4755 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4756 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4757 static const struct wacom_features wacom_features_0x5000 =
4758 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4759 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4760 static const struct wacom_features wacom_features_0x5002 =
4761 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4762 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4763 static const struct wacom_features wacom_features_0x47 =
4764 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4765 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4766 static const struct wacom_features wacom_features_0x84 =
4767 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4768 static const struct wacom_features wacom_features_0xD0 =
4769 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4770 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4771 static const struct wacom_features wacom_features_0xD1 =
4772 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4773 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4774 static const struct wacom_features wacom_features_0xD2 =
4775 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4776 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4777 static const struct wacom_features wacom_features_0xD3 =
4778 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4779 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4780 static const struct wacom_features wacom_features_0xD4 =
4781 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4782 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4783 static const struct wacom_features wacom_features_0xD5 =
4784 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4785 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4786 static const struct wacom_features wacom_features_0xD6 =
4787 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4788 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4789 static const struct wacom_features wacom_features_0xD7 =
4790 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4791 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4792 static const struct wacom_features wacom_features_0xD8 =
4793 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4794 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4795 static const struct wacom_features wacom_features_0xDA =
4796 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4797 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4798 static const struct wacom_features wacom_features_0xDB =
4799 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4800 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4801 static const struct wacom_features wacom_features_0xDD =
4802         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4803           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4804 static const struct wacom_features wacom_features_0xDE =
4805         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4806 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4807 static const struct wacom_features wacom_features_0xDF =
4808         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4809 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4810 static const struct wacom_features wacom_features_0x300 =
4811 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4812 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4813 static const struct wacom_features wacom_features_0x301 =
4814 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4815 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4816 static const struct wacom_features wacom_features_0x302 =
4817 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4818 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4819 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4820 static const struct wacom_features wacom_features_0x303 =
4821 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4822 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4823 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4824 static const struct wacom_features wacom_features_0x30E =
4825 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4826 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4827 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4828 static const struct wacom_features wacom_features_0x6004 =
4829 	{ "ISD-V4", 12800, 8000, 255, 0,
4830 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4831 static const struct wacom_features wacom_features_0x307 =
4832 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4833 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4834 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4835 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4836 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4837 static const struct wacom_features wacom_features_0x309 =
4838 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4839 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4840 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4841 static const struct wacom_features wacom_features_0x30A =
4842 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4843 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4844 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4845 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4846 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4847 static const struct wacom_features wacom_features_0x30C =
4848 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4849 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4850 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4851 static const struct wacom_features wacom_features_0x318 =
4852 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4853 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4854 static const struct wacom_features wacom_features_0x319 =
4855 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4856 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4857 static const struct wacom_features wacom_features_0x325 =
4858 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4859 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4860 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4861 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4862 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4863 static const struct wacom_features wacom_features_0x326 = /* Touch */
4864 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4865 	  .oPid = 0x325 };
4866 static const struct wacom_features wacom_features_0x323 =
4867 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4868 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4869 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4870 static const struct wacom_features wacom_features_0x331 =
4871 	{ "Wacom Express Key Remote", .type = REMOTE,
4872 	  .numbered_buttons = 18, .check_for_hid_type = true,
4873 	  .hid_type = HID_TYPE_USBNONE };
4874 static const struct wacom_features wacom_features_0x33B =
4875 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4876 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4877 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4878 static const struct wacom_features wacom_features_0x33C =
4879 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4880 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4881 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4882 static const struct wacom_features wacom_features_0x33D =
4883 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4884 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4885 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4886 static const struct wacom_features wacom_features_0x33E =
4887 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4888 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4889 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4890 static const struct wacom_features wacom_features_0x343 =
4891 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4892 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4893 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4894 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4895 static const struct wacom_features wacom_features_0x360 =
4896 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4897 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4898 static const struct wacom_features wacom_features_0x361 =
4899 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4900 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4901 static const struct wacom_features wacom_features_0x377 =
4902 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4903 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4904 static const struct wacom_features wacom_features_0x379 =
4905 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4906 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4907 static const struct wacom_features wacom_features_0x37A =
4908 	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4909 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4910 static const struct wacom_features wacom_features_0x37B =
4911 	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4912 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4913 static const struct wacom_features wacom_features_0x393 =
4914 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4915 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4916 	  .touch_max = 10 };
4917 static const struct wacom_features wacom_features_0x3c6 =
4918 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4919 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4920 static const struct wacom_features wacom_features_0x3c8 =
4921 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4922 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4923 static const struct wacom_features wacom_features_0x3dd =
4924 	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4925 	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4926 	  .touch_max = 10 };
4927 
4928 static const struct wacom_features wacom_features_HID_ANY_ID =
4929 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4930 
4931 static const struct wacom_features wacom_features_0x94 =
4932 	{ "Wacom Bootloader", .type = BOOTLOADER };
4933 
4934 #define USB_DEVICE_WACOM(prod)						\
4935 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4936 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4937 
4938 #define BT_DEVICE_WACOM(prod)						\
4939 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4940 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4941 
4942 #define I2C_DEVICE_WACOM(prod)						\
4943 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4944 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4945 
4946 #define USB_DEVICE_LENOVO(prod)					\
4947 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4948 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4949 
4950 const struct hid_device_id wacom_ids[] = {
4951 	{ USB_DEVICE_WACOM(0x00) },
4952 	{ USB_DEVICE_WACOM(0x03) },
4953 	{ USB_DEVICE_WACOM(0x10) },
4954 	{ USB_DEVICE_WACOM(0x11) },
4955 	{ USB_DEVICE_WACOM(0x12) },
4956 	{ USB_DEVICE_WACOM(0x13) },
4957 	{ USB_DEVICE_WACOM(0x14) },
4958 	{ USB_DEVICE_WACOM(0x15) },
4959 	{ USB_DEVICE_WACOM(0x16) },
4960 	{ USB_DEVICE_WACOM(0x17) },
4961 	{ USB_DEVICE_WACOM(0x18) },
4962 	{ USB_DEVICE_WACOM(0x19) },
4963 	{ USB_DEVICE_WACOM(0x20) },
4964 	{ USB_DEVICE_WACOM(0x21) },
4965 	{ USB_DEVICE_WACOM(0x22) },
4966 	{ USB_DEVICE_WACOM(0x23) },
4967 	{ USB_DEVICE_WACOM(0x24) },
4968 	{ USB_DEVICE_WACOM(0x26) },
4969 	{ USB_DEVICE_WACOM(0x27) },
4970 	{ USB_DEVICE_WACOM(0x28) },
4971 	{ USB_DEVICE_WACOM(0x29) },
4972 	{ USB_DEVICE_WACOM(0x2A) },
4973 	{ USB_DEVICE_WACOM(0x30) },
4974 	{ USB_DEVICE_WACOM(0x31) },
4975 	{ USB_DEVICE_WACOM(0x32) },
4976 	{ USB_DEVICE_WACOM(0x33) },
4977 	{ USB_DEVICE_WACOM(0x34) },
4978 	{ USB_DEVICE_WACOM(0x35) },
4979 	{ USB_DEVICE_WACOM(0x37) },
4980 	{ USB_DEVICE_WACOM(0x38) },
4981 	{ USB_DEVICE_WACOM(0x39) },
4982 	{ USB_DEVICE_WACOM(0x3F) },
4983 	{ USB_DEVICE_WACOM(0x41) },
4984 	{ USB_DEVICE_WACOM(0x42) },
4985 	{ USB_DEVICE_WACOM(0x43) },
4986 	{ USB_DEVICE_WACOM(0x44) },
4987 	{ USB_DEVICE_WACOM(0x45) },
4988 	{ USB_DEVICE_WACOM(0x47) },
4989 	{ USB_DEVICE_WACOM(0x57) },
4990 	{ USB_DEVICE_WACOM(0x59) },
4991 	{ USB_DEVICE_WACOM(0x5B) },
4992 	{ USB_DEVICE_WACOM(0x5D) },
4993 	{ USB_DEVICE_WACOM(0x5E) },
4994 	{ USB_DEVICE_WACOM(0x60) },
4995 	{ USB_DEVICE_WACOM(0x61) },
4996 	{ USB_DEVICE_WACOM(0x62) },
4997 	{ USB_DEVICE_WACOM(0x63) },
4998 	{ USB_DEVICE_WACOM(0x64) },
4999 	{ USB_DEVICE_WACOM(0x65) },
5000 	{ USB_DEVICE_WACOM(0x69) },
5001 	{ USB_DEVICE_WACOM(0x6A) },
5002 	{ USB_DEVICE_WACOM(0x6B) },
5003 	{ BT_DEVICE_WACOM(0x81) },
5004 	{ USB_DEVICE_WACOM(0x84) },
5005 	{ USB_DEVICE_WACOM(0x90) },
5006 	{ USB_DEVICE_WACOM(0x93) },
5007 	{ USB_DEVICE_WACOM(0x94) },
5008 	{ USB_DEVICE_WACOM(0x97) },
5009 	{ USB_DEVICE_WACOM(0x9A) },
5010 	{ USB_DEVICE_WACOM(0x9F) },
5011 	{ USB_DEVICE_WACOM(0xB0) },
5012 	{ USB_DEVICE_WACOM(0xB1) },
5013 	{ USB_DEVICE_WACOM(0xB2) },
5014 	{ USB_DEVICE_WACOM(0xB3) },
5015 	{ USB_DEVICE_WACOM(0xB4) },
5016 	{ USB_DEVICE_WACOM(0xB5) },
5017 	{ USB_DEVICE_WACOM(0xB7) },
5018 	{ USB_DEVICE_WACOM(0xB8) },
5019 	{ USB_DEVICE_WACOM(0xB9) },
5020 	{ USB_DEVICE_WACOM(0xBA) },
5021 	{ USB_DEVICE_WACOM(0xBB) },
5022 	{ USB_DEVICE_WACOM(0xBC) },
5023 	{ BT_DEVICE_WACOM(0xBD) },
5024 	{ USB_DEVICE_WACOM(0xC0) },
5025 	{ USB_DEVICE_WACOM(0xC2) },
5026 	{ USB_DEVICE_WACOM(0xC4) },
5027 	{ USB_DEVICE_WACOM(0xC5) },
5028 	{ USB_DEVICE_WACOM(0xC6) },
5029 	{ USB_DEVICE_WACOM(0xC7) },
5030 	{ USB_DEVICE_WACOM(0xCC) },
5031 	{ USB_DEVICE_WACOM(0xCE) },
5032 	{ USB_DEVICE_WACOM(0xD0) },
5033 	{ USB_DEVICE_WACOM(0xD1) },
5034 	{ USB_DEVICE_WACOM(0xD2) },
5035 	{ USB_DEVICE_WACOM(0xD3) },
5036 	{ USB_DEVICE_WACOM(0xD4) },
5037 	{ USB_DEVICE_WACOM(0xD5) },
5038 	{ USB_DEVICE_WACOM(0xD6) },
5039 	{ USB_DEVICE_WACOM(0xD7) },
5040 	{ USB_DEVICE_WACOM(0xD8) },
5041 	{ USB_DEVICE_WACOM(0xDA) },
5042 	{ USB_DEVICE_WACOM(0xDB) },
5043 	{ USB_DEVICE_WACOM(0xDD) },
5044 	{ USB_DEVICE_WACOM(0xDE) },
5045 	{ USB_DEVICE_WACOM(0xDF) },
5046 	{ USB_DEVICE_WACOM(0xE2) },
5047 	{ USB_DEVICE_WACOM(0xE3) },
5048 	{ USB_DEVICE_WACOM(0xE5) },
5049 	{ USB_DEVICE_WACOM(0xE6) },
5050 	{ USB_DEVICE_WACOM(0xEC) },
5051 	{ USB_DEVICE_WACOM(0xED) },
5052 	{ USB_DEVICE_WACOM(0xEF) },
5053 	{ USB_DEVICE_WACOM(0xF0) },
5054 	{ USB_DEVICE_WACOM(0xF4) },
5055 	{ USB_DEVICE_WACOM(0xF6) },
5056 	{ USB_DEVICE_WACOM(0xF8) },
5057 	{ USB_DEVICE_WACOM(0xFA) },
5058 	{ USB_DEVICE_WACOM(0xFB) },
5059 	{ USB_DEVICE_WACOM(0x100) },
5060 	{ USB_DEVICE_WACOM(0x101) },
5061 	{ USB_DEVICE_WACOM(0x10D) },
5062 	{ USB_DEVICE_WACOM(0x10E) },
5063 	{ USB_DEVICE_WACOM(0x10F) },
5064 	{ USB_DEVICE_WACOM(0x116) },
5065 	{ USB_DEVICE_WACOM(0x12C) },
5066 	{ USB_DEVICE_WACOM(0x300) },
5067 	{ USB_DEVICE_WACOM(0x301) },
5068 	{ USB_DEVICE_WACOM(0x302) },
5069 	{ USB_DEVICE_WACOM(0x303) },
5070 	{ USB_DEVICE_WACOM(0x304) },
5071 	{ USB_DEVICE_WACOM(0x307) },
5072 	{ USB_DEVICE_WACOM(0x309) },
5073 	{ USB_DEVICE_WACOM(0x30A) },
5074 	{ USB_DEVICE_WACOM(0x30C) },
5075 	{ USB_DEVICE_WACOM(0x30E) },
5076 	{ USB_DEVICE_WACOM(0x314) },
5077 	{ USB_DEVICE_WACOM(0x315) },
5078 	{ USB_DEVICE_WACOM(0x317) },
5079 	{ USB_DEVICE_WACOM(0x318) },
5080 	{ USB_DEVICE_WACOM(0x319) },
5081 	{ USB_DEVICE_WACOM(0x323) },
5082 	{ USB_DEVICE_WACOM(0x325) },
5083 	{ USB_DEVICE_WACOM(0x326) },
5084 	{ USB_DEVICE_WACOM(0x32A) },
5085 	{ USB_DEVICE_WACOM(0x32B) },
5086 	{ USB_DEVICE_WACOM(0x32C) },
5087 	{ USB_DEVICE_WACOM(0x32F) },
5088 	{ USB_DEVICE_WACOM(0x331) },
5089 	{ USB_DEVICE_WACOM(0x333) },
5090 	{ USB_DEVICE_WACOM(0x335) },
5091 	{ USB_DEVICE_WACOM(0x336) },
5092 	{ USB_DEVICE_WACOM(0x33B) },
5093 	{ USB_DEVICE_WACOM(0x33C) },
5094 	{ USB_DEVICE_WACOM(0x33D) },
5095 	{ USB_DEVICE_WACOM(0x33E) },
5096 	{ USB_DEVICE_WACOM(0x343) },
5097 	{ BT_DEVICE_WACOM(0x360) },
5098 	{ BT_DEVICE_WACOM(0x361) },
5099 	{ BT_DEVICE_WACOM(0x377) },
5100 	{ BT_DEVICE_WACOM(0x379) },
5101 	{ USB_DEVICE_WACOM(0x37A) },
5102 	{ USB_DEVICE_WACOM(0x37B) },
5103 	{ BT_DEVICE_WACOM(0x393) },
5104 	{ BT_DEVICE_WACOM(0x3c6) },
5105 	{ BT_DEVICE_WACOM(0x3c8) },
5106 	{ BT_DEVICE_WACOM(0x3dd) },
5107 	{ USB_DEVICE_WACOM(0x4001) },
5108 	{ USB_DEVICE_WACOM(0x4004) },
5109 	{ USB_DEVICE_WACOM(0x5000) },
5110 	{ USB_DEVICE_WACOM(0x5002) },
5111 	{ USB_DEVICE_LENOVO(0x6004) },
5112 
5113 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
5114 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
5115 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
5116 	{ }
5117 };
5118 MODULE_DEVICE_TABLE(hid, wacom_ids);
5119