xref: /kernel/linux/linux-6.6/drivers/hid/wacom_wac.c (revision 62306a36)
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
29static bool touch_arbitration = 1;
30module_param(touch_arbitration, bool, 0644);
31MODULE_PARM_DESC(touch_arbitration, " on (Y) off (N)");
32
33static void wacom_report_numbered_buttons(struct input_dev *input_dev,
34				int button_count, int mask);
35
36static int wacom_numbered_button_to_key(int n);
37
38static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
39			     int group);
40
41static 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
64void 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 */
81static 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 */
86static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
87
88static 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
111static 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
126static 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
170static 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
231static 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
260static 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
290static 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
341static 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	}
492exit:
493	return retval;
494}
495
496static 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
513static 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
674static int wacom_intuos_id_mangle(int tool_id)
675{
676	return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
677}
678
679static 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
693static int wacom_intuos_get_tool_type(int tool_id)
694{
695	int tool_type = BTN_TOOL_PEN;
696
697	if (wacom_is_art_pen(tool_id))
698		return tool_type;
699
700	switch (tool_id) {
701	case 0x812: /* Inking pen */
702	case 0x801: /* Intuos3 Inking pen */
703	case 0x12802: /* Intuos4/5 Inking Pen */
704	case 0x012:
705		tool_type = BTN_TOOL_PENCIL;
706		break;
707
708	case 0x822: /* Pen */
709	case 0x842:
710	case 0x852:
711	case 0x823: /* Intuos3 Grip Pen */
712	case 0x813: /* Intuos3 Classic Pen */
713	case 0x802: /* Intuos4/5 13HD/24HD General Pen */
714	case 0x8e2: /* IntuosHT2 pen */
715	case 0x022:
716	case 0x200: /* Pro Pen 3 */
717	case 0x04200: /* Pro Pen 3 */
718	case 0x10842: /* MobileStudio Pro Pro Pen slim */
719	case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
720	case 0x16802: /* Cintiq 13HD Pro Pen */
721	case 0x18802: /* DTH2242 Pen */
722	case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
723	case 0x80842: /* Intuos Pro and Cintiq Pro 3D Pen */
724		tool_type = BTN_TOOL_PEN;
725		break;
726
727	case 0x832: /* Stroke pen */
728	case 0x032:
729		tool_type = BTN_TOOL_BRUSH;
730		break;
731
732	case 0x007: /* Mouse 4D and 2D */
733	case 0x09c:
734	case 0x094:
735	case 0x017: /* Intuos3 2D Mouse */
736	case 0x806: /* Intuos4 Mouse */
737		tool_type = BTN_TOOL_MOUSE;
738		break;
739
740	case 0x096: /* Lens cursor */
741	case 0x097: /* Intuos3 Lens cursor */
742	case 0x006: /* Intuos4 Lens cursor */
743		tool_type = BTN_TOOL_LENS;
744		break;
745
746	case 0x82a: /* Eraser */
747	case 0x84a:
748	case 0x85a:
749	case 0x91a:
750	case 0xd1a:
751	case 0x0fa:
752	case 0x82b: /* Intuos3 Grip Pen Eraser */
753	case 0x81b: /* Intuos3 Classic Pen Eraser */
754	case 0x91b: /* Intuos3 Airbrush Eraser */
755	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
756	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
757	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
758	case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
759	case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
760	case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
761	case 0x1084a: /* MobileStudio Pro Pro Pen slim Eraser */
762	case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
763	case 0x1880a: /* DTH2242 Eraser */
764	case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
765		tool_type = BTN_TOOL_RUBBER;
766		break;
767
768	case 0xd12:
769	case 0x912:
770	case 0x112:
771	case 0x913: /* Intuos3 Airbrush */
772	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
773	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
774		tool_type = BTN_TOOL_AIRBRUSH;
775		break;
776	}
777	return tool_type;
778}
779
780static void wacom_exit_report(struct wacom_wac *wacom)
781{
782	struct input_dev *input = wacom->pen_input;
783	struct wacom_features *features = &wacom->features;
784	unsigned char *data = wacom->data;
785	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
786
787	/*
788	 * Reset all states otherwise we lose the initial states
789	 * when in-prox next time
790	 */
791	input_report_abs(input, ABS_X, 0);
792	input_report_abs(input, ABS_Y, 0);
793	input_report_abs(input, ABS_DISTANCE, 0);
794	input_report_abs(input, ABS_TILT_X, 0);
795	input_report_abs(input, ABS_TILT_Y, 0);
796	if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
797		input_report_key(input, BTN_LEFT, 0);
798		input_report_key(input, BTN_MIDDLE, 0);
799		input_report_key(input, BTN_RIGHT, 0);
800		input_report_key(input, BTN_SIDE, 0);
801		input_report_key(input, BTN_EXTRA, 0);
802		input_report_abs(input, ABS_THROTTLE, 0);
803		input_report_abs(input, ABS_RZ, 0);
804	} else {
805		input_report_abs(input, ABS_PRESSURE, 0);
806		input_report_key(input, BTN_STYLUS, 0);
807		input_report_key(input, BTN_STYLUS2, 0);
808		input_report_key(input, BTN_TOUCH, 0);
809		input_report_abs(input, ABS_WHEEL, 0);
810		if (features->type >= INTUOS3S)
811			input_report_abs(input, ABS_Z, 0);
812	}
813	input_report_key(input, wacom->tool[idx], 0);
814	input_report_abs(input, ABS_MISC, 0); /* reset tool id */
815	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
816	wacom->id[idx] = 0;
817}
818
819static int wacom_intuos_inout(struct wacom_wac *wacom)
820{
821	struct wacom_features *features = &wacom->features;
822	unsigned char *data = wacom->data;
823	struct input_dev *input = wacom->pen_input;
824	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
825
826	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
827	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
828	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
829		return 0;
830
831	/* Enter report */
832	if ((data[1] & 0xfc) == 0xc0) {
833		/* serial number of the tool */
834		wacom->serial[idx] = ((__u64)(data[3] & 0x0f) << 28) +
835			(data[4] << 20) + (data[5] << 12) +
836			(data[6] << 4) + (data[7] >> 4);
837
838		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
839		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
840
841		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
842
843		wacom->shared->stylus_in_proximity = true;
844		return 1;
845	}
846
847	/* in Range */
848	if ((data[1] & 0xfe) == 0x20) {
849		if (features->type != INTUOSHT2)
850			wacom->shared->stylus_in_proximity = true;
851
852		/* in Range while exiting */
853		if (wacom->reporting_data) {
854			input_report_key(input, BTN_TOUCH, 0);
855			input_report_abs(input, ABS_PRESSURE, 0);
856			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
857			return 2;
858		}
859		return 1;
860	}
861
862	/* Exit report */
863	if ((data[1] & 0xfe) == 0x80) {
864		wacom->shared->stylus_in_proximity = false;
865		wacom->reporting_data = false;
866
867		/* don't report exit if we don't know the ID */
868		if (!wacom->id[idx])
869			return 1;
870
871		wacom_exit_report(wacom);
872		return 2;
873	}
874
875	return 0;
876}
877
878static inline bool touch_is_muted(struct wacom_wac *wacom_wac)
879{
880	return wacom_wac->probe_complete &&
881	       wacom_wac->shared->has_mute_touch_switch &&
882	       !wacom_wac->shared->is_touch_on;
883}
884
885static inline bool report_touch_events(struct wacom_wac *wacom)
886{
887	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
888}
889
890static inline bool delay_pen_events(struct wacom_wac *wacom)
891{
892	return (wacom->shared->touch_down && touch_arbitration);
893}
894
895static int wacom_intuos_general(struct wacom_wac *wacom)
896{
897	struct wacom_features *features = &wacom->features;
898	unsigned char *data = wacom->data;
899	struct input_dev *input = wacom->pen_input;
900	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
901	unsigned char type = (data[1] >> 1) & 0x0F;
902	unsigned int x, y, distance, t;
903
904	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
905		data[0] != WACOM_REPORT_INTUOS_PEN)
906		return 0;
907
908	if (delay_pen_events(wacom))
909		return 1;
910
911	/* don't report events if we don't know the tool ID */
912	if (!wacom->id[idx]) {
913		/* but reschedule a read of the current tool */
914		wacom_intuos_schedule_prox_event(wacom);
915		return 1;
916	}
917
918	/*
919	 * don't report events for invalid data
920	 */
921	/* older I4 styli don't work with new Cintiqs */
922	if ((!((wacom->id[idx] >> 16) & 0x01) &&
923			(features->type == WACOM_21UX2)) ||
924	    /* Only large Intuos support Lense Cursor */
925	    (wacom->tool[idx] == BTN_TOOL_LENS &&
926		(features->type == INTUOS3 ||
927		 features->type == INTUOS3S ||
928		 features->type == INTUOS4 ||
929		 features->type == INTUOS4S ||
930		 features->type == INTUOS5 ||
931		 features->type == INTUOS5S ||
932		 features->type == INTUOSPM ||
933		 features->type == INTUOSPS)) ||
934	   /* Cintiq doesn't send data when RDY bit isn't set */
935	   (features->type == CINTIQ && !(data[1] & 0x40)))
936		return 1;
937
938	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
939	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
940	distance = data[9] >> 2;
941	if (features->type < INTUOS3S) {
942		x >>= 1;
943		y >>= 1;
944		distance >>= 1;
945	}
946	if (features->type == INTUOSHT2)
947		distance = features->distance_max - distance;
948	input_report_abs(input, ABS_X, x);
949	input_report_abs(input, ABS_Y, y);
950	input_report_abs(input, ABS_DISTANCE, distance);
951
952	switch (type) {
953	case 0x00:
954	case 0x01:
955	case 0x02:
956	case 0x03:
957		/* general pen packet */
958		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
959		if (features->pressure_max < 2047)
960			t >>= 1;
961		input_report_abs(input, ABS_PRESSURE, t);
962		if (features->type != INTUOSHT2) {
963		    input_report_abs(input, ABS_TILT_X,
964				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
965		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
966		}
967		input_report_key(input, BTN_STYLUS, data[1] & 2);
968		input_report_key(input, BTN_STYLUS2, data[1] & 4);
969		input_report_key(input, BTN_TOUCH, t > 10);
970		break;
971
972	case 0x0a:
973		/* airbrush second packet */
974		input_report_abs(input, ABS_WHEEL,
975				(data[6] << 2) | ((data[7] >> 6) & 3));
976		input_report_abs(input, ABS_TILT_X,
977				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
978		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
979		break;
980
981	case 0x05:
982		/* Rotation packet */
983		if (features->type >= INTUOS3S) {
984			/* I3 marker pen rotation */
985			t = (data[6] << 3) | ((data[7] >> 5) & 7);
986			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
987				((t-1) / 2 + 450)) : (450 - t / 2) ;
988			input_report_abs(input, ABS_Z, t);
989		} else {
990			/* 4D mouse 2nd packet */
991			t = (data[6] << 3) | ((data[7] >> 5) & 7);
992			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
993				((t - 1) / 2) : -t / 2);
994		}
995		break;
996
997	case 0x04:
998		/* 4D mouse 1st packet */
999		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1000		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1001		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1002
1003		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
1004		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
1005		t = (data[6] << 2) | ((data[7] >> 6) & 3);
1006		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
1007		break;
1008
1009	case 0x06:
1010		/* I4 mouse */
1011		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
1012		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
1013		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
1014		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
1015				 - ((data[7] & 0x40) >> 6));
1016		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
1017		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
1018
1019		input_report_abs(input, ABS_TILT_X,
1020			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
1021		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
1022		break;
1023
1024	case 0x08:
1025		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
1026			/* 2D mouse packet */
1027			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
1028			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
1029			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
1030			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
1031					 - ((data[8] & 0x02) >> 1));
1032
1033			/* I3 2D mouse side buttons */
1034			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
1035				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
1036				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
1037			}
1038		}
1039		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
1040			/* Lens cursor packets */
1041			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1042			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1043			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1044			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
1045			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
1046		}
1047		break;
1048
1049	case 0x07:
1050	case 0x09:
1051	case 0x0b:
1052	case 0x0c:
1053	case 0x0d:
1054	case 0x0e:
1055	case 0x0f:
1056		/* unhandled */
1057		break;
1058	}
1059
1060	input_report_abs(input, ABS_MISC,
1061			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1062	input_report_key(input, wacom->tool[idx], 1);
1063	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1064	wacom->reporting_data = true;
1065	return 2;
1066}
1067
1068static int wacom_intuos_irq(struct wacom_wac *wacom)
1069{
1070	unsigned char *data = wacom->data;
1071	struct input_dev *input = wacom->pen_input;
1072	int result;
1073
1074	if (data[0] != WACOM_REPORT_PENABLED &&
1075	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
1076	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
1077	    data[0] != WACOM_REPORT_INTUOSPAD &&
1078	    data[0] != WACOM_REPORT_INTUOS_PEN &&
1079	    data[0] != WACOM_REPORT_CINTIQ &&
1080	    data[0] != WACOM_REPORT_CINTIQPAD &&
1081	    data[0] != WACOM_REPORT_INTUOS5PAD) {
1082		dev_dbg(input->dev.parent,
1083			"%s: received unknown report #%d\n", __func__, data[0]);
1084                return 0;
1085	}
1086
1087	/* process pad events */
1088	result = wacom_intuos_pad(wacom);
1089	if (result)
1090		return result;
1091
1092	/* process in/out prox events */
1093	result = wacom_intuos_inout(wacom);
1094	if (result)
1095		return result - 1;
1096
1097	/* process general packets */
1098	result = wacom_intuos_general(wacom);
1099	if (result)
1100		return result - 1;
1101
1102	return 0;
1103}
1104
1105static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1106{
1107	unsigned char *data = wacom_wac->data;
1108	struct input_dev *input;
1109	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1110	struct wacom_remote *remote = wacom->remote;
1111	int bat_charging, bat_percent, touch_ring_mode;
1112	__u32 serial;
1113	int i, index = -1;
1114	unsigned long flags;
1115
1116	if (data[0] != WACOM_REPORT_REMOTE) {
1117		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1118			__func__, data[0]);
1119		return 0;
1120	}
1121
1122	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1123	wacom_wac->id[0] = PAD_DEVICE_ID;
1124
1125	spin_lock_irqsave(&remote->remote_lock, flags);
1126
1127	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1128		if (remote->remotes[i].serial == serial) {
1129			index = i;
1130			break;
1131		}
1132	}
1133
1134	if (index < 0 || !remote->remotes[index].registered)
1135		goto out;
1136
1137	remote->remotes[i].active_time = ktime_get();
1138	input = remote->remotes[index].input;
1139
1140	input_report_key(input, BTN_0, (data[9] & 0x01));
1141	input_report_key(input, BTN_1, (data[9] & 0x02));
1142	input_report_key(input, BTN_2, (data[9] & 0x04));
1143	input_report_key(input, BTN_3, (data[9] & 0x08));
1144	input_report_key(input, BTN_4, (data[9] & 0x10));
1145	input_report_key(input, BTN_5, (data[9] & 0x20));
1146	input_report_key(input, BTN_6, (data[9] & 0x40));
1147	input_report_key(input, BTN_7, (data[9] & 0x80));
1148
1149	input_report_key(input, BTN_8, (data[10] & 0x01));
1150	input_report_key(input, BTN_9, (data[10] & 0x02));
1151	input_report_key(input, BTN_A, (data[10] & 0x04));
1152	input_report_key(input, BTN_B, (data[10] & 0x08));
1153	input_report_key(input, BTN_C, (data[10] & 0x10));
1154	input_report_key(input, BTN_X, (data[10] & 0x20));
1155	input_report_key(input, BTN_Y, (data[10] & 0x40));
1156	input_report_key(input, BTN_Z, (data[10] & 0x80));
1157
1158	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1159	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1160
1161	if (data[12] & 0x80)
1162		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
1163	else
1164		input_report_abs(input, ABS_WHEEL, 0);
1165
1166	bat_percent = data[7] & 0x7f;
1167	bat_charging = !!(data[7] & 0x80);
1168
1169	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1170		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1171	else
1172		input_report_abs(input, ABS_MISC, 0);
1173
1174	input_event(input, EV_MSC, MSC_SERIAL, serial);
1175
1176	input_sync(input);
1177
1178	/*Which mode select (LED light) is currently on?*/
1179	touch_ring_mode = (data[11] & 0xC0) >> 6;
1180
1181	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1182		if (remote->remotes[i].serial == serial)
1183			wacom->led.groups[i].select = touch_ring_mode;
1184	}
1185
1186	__wacom_notify_battery(&remote->remotes[index].battery,
1187				WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1188				bat_charging, 1, bat_charging);
1189
1190out:
1191	spin_unlock_irqrestore(&remote->remote_lock, flags);
1192	return 0;
1193}
1194
1195static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1196{
1197	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1198	unsigned char *data = wacom_wac->data;
1199	struct wacom_remote *remote = wacom->remote;
1200	struct wacom_remote_work_data remote_data;
1201	unsigned long flags;
1202	int i, ret;
1203
1204	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1205		return;
1206
1207	memset(&remote_data, 0, sizeof(struct wacom_remote_work_data));
1208
1209	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1210		int j = i * 6;
1211		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1212
1213		remote_data.remote[i].serial = serial;
1214	}
1215
1216	spin_lock_irqsave(&remote->remote_lock, flags);
1217
1218	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1219	if (ret != sizeof(remote_data)) {
1220		spin_unlock_irqrestore(&remote->remote_lock, flags);
1221		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1222		return;
1223	}
1224
1225	spin_unlock_irqrestore(&remote->remote_lock, flags);
1226
1227	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1228}
1229
1230static int int_dist(int x1, int y1, int x2, int y2)
1231{
1232	int x = x2 - x1;
1233	int y = y2 - y1;
1234
1235	return int_sqrt(x*x + y*y);
1236}
1237
1238static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1239		unsigned char *data)
1240{
1241	memcpy(wacom->data, data, 10);
1242	wacom_intuos_irq(wacom);
1243
1244	input_sync(wacom->pen_input);
1245	if (wacom->pad_input)
1246		input_sync(wacom->pad_input);
1247}
1248
1249static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1250{
1251	unsigned char data[WACOM_PKGLEN_MAX];
1252	int i = 1;
1253	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1254
1255	memcpy(data, wacom->data, len);
1256
1257	switch (data[0]) {
1258	case 0x04:
1259		wacom_intuos_bt_process_data(wacom, data + i);
1260		i += 10;
1261		fallthrough;
1262	case 0x03:
1263		wacom_intuos_bt_process_data(wacom, data + i);
1264		i += 10;
1265		wacom_intuos_bt_process_data(wacom, data + i);
1266		i += 10;
1267		power_raw = data[i];
1268		bat_charging = (power_raw & 0x08) ? 1 : 0;
1269		ps_connected = (power_raw & 0x10) ? 1 : 0;
1270		battery_capacity = batcap_i4[power_raw & 0x07];
1271		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1272				     battery_capacity, bat_charging,
1273				     battery_capacity || bat_charging,
1274				     ps_connected);
1275		break;
1276	default:
1277		dev_dbg(wacom->pen_input->dev.parent,
1278				"Unknown report: %d,%d size:%zu\n",
1279				data[0], data[1], len);
1280		return 0;
1281	}
1282	return 0;
1283}
1284
1285static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1286{
1287	struct input_dev *input = wacom->touch_input;
1288	unsigned touch_max = wacom->features.touch_max;
1289	int count = 0;
1290	int i;
1291
1292	if (!touch_max)
1293		return 0;
1294
1295	if (touch_max == 1)
1296		return test_bit(BTN_TOUCH, input->key) &&
1297			report_touch_events(wacom);
1298
1299	for (i = 0; i < input->mt->num_slots; i++) {
1300		struct input_mt_slot *ps = &input->mt->slots[i];
1301		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1302		if (id >= 0)
1303			count++;
1304	}
1305
1306	return count;
1307}
1308
1309static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1310{
1311	int pen_frame_len, pen_frames;
1312
1313	struct input_dev *pen_input = wacom->pen_input;
1314	unsigned char *data = wacom->data;
1315	int number_of_valid_frames = 0;
1316	ktime_t time_interval = 15000000;
1317	ktime_t time_packet_received = ktime_get();
1318	int i;
1319
1320	if (wacom->features.type == INTUOSP2_BT ||
1321	    wacom->features.type == INTUOSP2S_BT) {
1322		wacom->serial[0] = get_unaligned_le64(&data[99]);
1323		wacom->id[0]     = get_unaligned_le16(&data[107]);
1324		pen_frame_len = 14;
1325		pen_frames = 7;
1326	} else {
1327		wacom->serial[0] = get_unaligned_le64(&data[33]);
1328		wacom->id[0]     = get_unaligned_le16(&data[41]);
1329		pen_frame_len = 8;
1330		pen_frames = 4;
1331	}
1332
1333	if (wacom->serial[0] >> 52 == 1) {
1334		/* Add back in missing bits of ID for non-USI pens */
1335		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1336	}
1337
1338	/* number of valid frames */
1339	for (i = 0; i < pen_frames; i++) {
1340		unsigned char *frame = &data[i*pen_frame_len + 1];
1341		bool valid = frame[0] & 0x80;
1342
1343		if (valid)
1344			number_of_valid_frames++;
1345	}
1346
1347	if (number_of_valid_frames) {
1348		if (wacom->hid_data.time_delayed)
1349			time_interval = ktime_get() - wacom->hid_data.time_delayed;
1350		time_interval = div_u64(time_interval, number_of_valid_frames);
1351		wacom->hid_data.time_delayed = time_packet_received;
1352	}
1353
1354	for (i = 0; i < number_of_valid_frames; i++) {
1355		unsigned char *frame = &data[i*pen_frame_len + 1];
1356		bool valid = frame[0] & 0x80;
1357		bool prox = frame[0] & 0x40;
1358		bool range = frame[0] & 0x20;
1359		bool invert = frame[0] & 0x10;
1360		int frames_number_reversed = number_of_valid_frames - i - 1;
1361		ktime_t event_timestamp = time_packet_received - frames_number_reversed * time_interval;
1362
1363		if (!valid)
1364			continue;
1365
1366		if (!prox) {
1367			wacom->shared->stylus_in_proximity = false;
1368			wacom_exit_report(wacom);
1369			input_sync(pen_input);
1370
1371			wacom->tool[0] = 0;
1372			wacom->id[0] = 0;
1373			wacom->serial[0] = 0;
1374			wacom->hid_data.time_delayed = 0;
1375			return;
1376		}
1377
1378		if (range) {
1379			if (!wacom->tool[0]) { /* first in range */
1380				/* Going into range select tool */
1381				if (invert)
1382					wacom->tool[0] = BTN_TOOL_RUBBER;
1383				else if (wacom->id[0])
1384					wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1385				else
1386					wacom->tool[0] = BTN_TOOL_PEN;
1387			}
1388
1389			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1390			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1391
1392			if (wacom->features.type == INTUOSP2_BT ||
1393			    wacom->features.type == INTUOSP2S_BT) {
1394				/* Fix rotation alignment: userspace expects zero at left */
1395				int16_t rotation =
1396					(int16_t)get_unaligned_le16(&frame[9]);
1397				rotation += 1800/4;
1398
1399				if (rotation > 899)
1400					rotation -= 1800;
1401
1402				input_report_abs(pen_input, ABS_TILT_X,
1403						 (char)frame[7]);
1404				input_report_abs(pen_input, ABS_TILT_Y,
1405						 (char)frame[8]);
1406				input_report_abs(pen_input, ABS_Z, rotation);
1407				input_report_abs(pen_input, ABS_WHEEL,
1408						 get_unaligned_le16(&frame[11]));
1409			}
1410		}
1411
1412		if (wacom->tool[0]) {
1413			input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1414			if (wacom->features.type == INTUOSP2_BT ||
1415			    wacom->features.type == INTUOSP2S_BT) {
1416				input_report_abs(pen_input, ABS_DISTANCE,
1417						 range ? frame[13] : wacom->features.distance_max);
1418			} else {
1419				input_report_abs(pen_input, ABS_DISTANCE,
1420						 range ? frame[7] : wacom->features.distance_max);
1421			}
1422
1423			input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1424			input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1425			input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1426
1427			input_report_key(pen_input, wacom->tool[0], prox);
1428			input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1429			input_report_abs(pen_input, ABS_MISC,
1430					 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1431		}
1432
1433		wacom->shared->stylus_in_proximity = prox;
1434
1435		/* add timestamp to unpack the frames */
1436		input_set_timestamp(pen_input, event_timestamp);
1437
1438		input_sync(pen_input);
1439	}
1440}
1441
1442static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1443{
1444	const int finger_touch_len = 8;
1445	const int finger_frames = 4;
1446	const int finger_frame_len = 43;
1447
1448	struct input_dev *touch_input = wacom->touch_input;
1449	unsigned char *data = wacom->data;
1450	int num_contacts_left = 5;
1451	int i, j;
1452
1453	for (i = 0; i < finger_frames; i++) {
1454		unsigned char *frame = &data[i*finger_frame_len + 109];
1455		int current_num_contacts = frame[0] & 0x7F;
1456		int contacts_to_send;
1457
1458		if (!(frame[0] & 0x80))
1459			continue;
1460
1461		/*
1462		 * First packet resets the counter since only the first
1463		 * packet in series will have non-zero current_num_contacts.
1464		 */
1465		if (current_num_contacts)
1466			wacom->num_contacts_left = current_num_contacts;
1467
1468		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1469
1470		for (j = 0; j < contacts_to_send; j++) {
1471			unsigned char *touch = &frame[j*finger_touch_len + 1];
1472			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1473			int x = get_unaligned_le16(&touch[2]);
1474			int y = get_unaligned_le16(&touch[4]);
1475			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1476			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1477
1478			if (slot < 0)
1479				continue;
1480
1481			input_mt_slot(touch_input, slot);
1482			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1483			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1484			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1485			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1486			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1487			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1488		}
1489
1490		input_mt_sync_frame(touch_input);
1491
1492		wacom->num_contacts_left -= contacts_to_send;
1493		if (wacom->num_contacts_left <= 0) {
1494			wacom->num_contacts_left = 0;
1495			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1496			input_sync(touch_input);
1497		}
1498	}
1499
1500	if (wacom->num_contacts_left == 0) {
1501		// Be careful that we don't accidentally call input_sync with
1502		// only a partial set of fingers of processed
1503		input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1504		input_sync(touch_input);
1505	}
1506
1507}
1508
1509static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1510{
1511	struct input_dev *pad_input = wacom->pad_input;
1512	unsigned char *data = wacom->data;
1513	int nbuttons = wacom->features.numbered_buttons;
1514
1515	int expresskeys = data[282];
1516	int center = (data[281] & 0x40) >> 6;
1517	int ring = data[285] & 0x7F;
1518	bool ringstatus = data[285] & 0x80;
1519	bool prox = expresskeys || center || ringstatus;
1520
1521	/* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1522	ring = 71 - ring;
1523	ring += 3*72/16;
1524	if (ring > 71)
1525		ring -= 72;
1526
1527	wacom_report_numbered_buttons(pad_input, nbuttons,
1528                                      expresskeys | (center << (nbuttons - 1)));
1529
1530	input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1531
1532	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1533	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1534	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1535
1536	input_sync(pad_input);
1537}
1538
1539static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1540{
1541	unsigned char *data = wacom->data;
1542
1543	bool chg = data[284] & 0x80;
1544	int battery_status = data[284] & 0x7F;
1545
1546	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1547			     battery_status, chg, 1, chg);
1548}
1549
1550static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1551{
1552	struct input_dev *pad_input = wacom->pad_input;
1553	unsigned char *data = wacom->data;
1554
1555	int buttons = data[44];
1556
1557	wacom_report_numbered_buttons(pad_input, 4, buttons);
1558
1559	input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1560	input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1561	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1562
1563	input_sync(pad_input);
1564}
1565
1566static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1567{
1568	unsigned char *data = wacom->data;
1569
1570	bool chg = data[45] & 0x80;
1571	int battery_status = data[45] & 0x7F;
1572
1573	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1574			     battery_status, chg, 1, chg);
1575}
1576
1577static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1578{
1579	unsigned char *data = wacom->data;
1580
1581	if (data[0] != 0x80 && data[0] != 0x81) {
1582		dev_dbg(wacom->pen_input->dev.parent,
1583			"%s: received unknown report #%d\n", __func__, data[0]);
1584		return 0;
1585	}
1586
1587	wacom_intuos_pro2_bt_pen(wacom);
1588	if (wacom->features.type == INTUOSP2_BT ||
1589	    wacom->features.type == INTUOSP2S_BT) {
1590		wacom_intuos_pro2_bt_touch(wacom);
1591		wacom_intuos_pro2_bt_pad(wacom);
1592		wacom_intuos_pro2_bt_battery(wacom);
1593	} else {
1594		wacom_intuos_gen3_bt_pad(wacom);
1595		wacom_intuos_gen3_bt_battery(wacom);
1596	}
1597	return 0;
1598}
1599
1600static int wacom_24hdt_irq(struct wacom_wac *wacom)
1601{
1602	struct input_dev *input = wacom->touch_input;
1603	unsigned char *data = wacom->data;
1604	int i;
1605	int current_num_contacts = data[61];
1606	int contacts_to_send = 0;
1607	int num_contacts_left = 4; /* maximum contacts per packet */
1608	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1609	int y_offset = 2;
1610
1611	if (touch_is_muted(wacom) && !wacom->shared->touch_down)
1612		return 0;
1613
1614	if (wacom->features.type == WACOM_27QHDT) {
1615		current_num_contacts = data[63];
1616		num_contacts_left = 10;
1617		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1618		y_offset = 0;
1619	}
1620
1621	/*
1622	 * First packet resets the counter since only the first
1623	 * packet in series will have non-zero current_num_contacts.
1624	 */
1625	if (current_num_contacts)
1626		wacom->num_contacts_left = current_num_contacts;
1627
1628	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1629
1630	for (i = 0; i < contacts_to_send; i++) {
1631		int offset = (byte_per_packet * i) + 1;
1632		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1633		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1634
1635		if (slot < 0)
1636			continue;
1637		input_mt_slot(input, slot);
1638		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1639
1640		if (touch) {
1641			int t_x = get_unaligned_le16(&data[offset + 2]);
1642			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1643
1644			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1645			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1646
1647			if (wacom->features.type != WACOM_27QHDT) {
1648				int c_x = get_unaligned_le16(&data[offset + 4]);
1649				int c_y = get_unaligned_le16(&data[offset + 8]);
1650				int w = get_unaligned_le16(&data[offset + 10]);
1651				int h = get_unaligned_le16(&data[offset + 12]);
1652
1653				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1654				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1655						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1656				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1657				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1658			}
1659		}
1660	}
1661	input_mt_sync_frame(input);
1662
1663	wacom->num_contacts_left -= contacts_to_send;
1664	if (wacom->num_contacts_left <= 0) {
1665		wacom->num_contacts_left = 0;
1666		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1667	}
1668	return 1;
1669}
1670
1671static int wacom_mt_touch(struct wacom_wac *wacom)
1672{
1673	struct input_dev *input = wacom->touch_input;
1674	unsigned char *data = wacom->data;
1675	int i;
1676	int current_num_contacts = data[2];
1677	int contacts_to_send = 0;
1678	int x_offset = 0;
1679
1680	/* MTTPC does not support Height and Width */
1681	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1682		x_offset = -4;
1683
1684	/*
1685	 * First packet resets the counter since only the first
1686	 * packet in series will have non-zero current_num_contacts.
1687	 */
1688	if (current_num_contacts)
1689		wacom->num_contacts_left = current_num_contacts;
1690
1691	/* There are at most 5 contacts per packet */
1692	contacts_to_send = min(5, wacom->num_contacts_left);
1693
1694	for (i = 0; i < contacts_to_send; i++) {
1695		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1696		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1697		int id = get_unaligned_le16(&data[offset + 1]);
1698		int slot = input_mt_get_slot_by_key(input, id);
1699
1700		if (slot < 0)
1701			continue;
1702
1703		input_mt_slot(input, slot);
1704		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1705		if (touch) {
1706			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1707			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1708			input_report_abs(input, ABS_MT_POSITION_X, x);
1709			input_report_abs(input, ABS_MT_POSITION_Y, y);
1710		}
1711	}
1712	input_mt_sync_frame(input);
1713
1714	wacom->num_contacts_left -= contacts_to_send;
1715	if (wacom->num_contacts_left <= 0) {
1716		wacom->num_contacts_left = 0;
1717		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1718	}
1719	return 1;
1720}
1721
1722static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1723{
1724	struct input_dev *input = wacom->touch_input;
1725	unsigned char *data = wacom->data;
1726	int i;
1727
1728	for (i = 0; i < 2; i++) {
1729		int p = data[1] & (1 << i);
1730		bool touch = p && report_touch_events(wacom);
1731
1732		input_mt_slot(input, i);
1733		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1734		if (touch) {
1735			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1736			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1737
1738			input_report_abs(input, ABS_MT_POSITION_X, x);
1739			input_report_abs(input, ABS_MT_POSITION_Y, y);
1740		}
1741	}
1742	input_mt_sync_frame(input);
1743
1744	/* keep touch state for pen event */
1745	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1746
1747	return 1;
1748}
1749
1750static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1751{
1752	unsigned char *data = wacom->data;
1753	struct input_dev *input = wacom->touch_input;
1754	bool prox = report_touch_events(wacom);
1755	int x = 0, y = 0;
1756
1757	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1758		return 0;
1759
1760	if (len == WACOM_PKGLEN_TPC1FG) {
1761		prox = prox && (data[0] & 0x01);
1762		x = get_unaligned_le16(&data[1]);
1763		y = get_unaligned_le16(&data[3]);
1764	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1765		prox = prox && (data[2] & 0x01);
1766		x = get_unaligned_le16(&data[3]);
1767		y = get_unaligned_le16(&data[5]);
1768	} else {
1769		prox = prox && (data[1] & 0x01);
1770		x = le16_to_cpup((__le16 *)&data[2]);
1771		y = le16_to_cpup((__le16 *)&data[4]);
1772	}
1773
1774	if (prox) {
1775		input_report_abs(input, ABS_X, x);
1776		input_report_abs(input, ABS_Y, y);
1777	}
1778	input_report_key(input, BTN_TOUCH, prox);
1779
1780	/* keep touch state for pen events */
1781	wacom->shared->touch_down = prox;
1782
1783	return 1;
1784}
1785
1786static int wacom_tpc_pen(struct wacom_wac *wacom)
1787{
1788	unsigned char *data = wacom->data;
1789	struct input_dev *input = wacom->pen_input;
1790	bool prox = data[1] & 0x20;
1791
1792	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1793		/* Going into proximity select tool */
1794		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1795
1796	/* keep pen state for touch events */
1797	wacom->shared->stylus_in_proximity = prox;
1798
1799	/* send pen events only when touch is up or forced out
1800	 * or touch arbitration is off
1801	 */
1802	if (!delay_pen_events(wacom)) {
1803		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1804		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1805		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1806		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1807		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1808		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1809		input_report_key(input, wacom->tool[0], prox);
1810		return 1;
1811	}
1812
1813	return 0;
1814}
1815
1816static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1817{
1818	unsigned char *data = wacom->data;
1819
1820	if (wacom->pen_input) {
1821		dev_dbg(wacom->pen_input->dev.parent,
1822			"%s: received report #%d\n", __func__, data[0]);
1823
1824		if (len == WACOM_PKGLEN_PENABLED ||
1825		    data[0] == WACOM_REPORT_PENABLED)
1826			return wacom_tpc_pen(wacom);
1827	}
1828	else if (wacom->touch_input) {
1829		dev_dbg(wacom->touch_input->dev.parent,
1830			"%s: received report #%d\n", __func__, data[0]);
1831
1832		switch (len) {
1833		case WACOM_PKGLEN_TPC1FG:
1834			return wacom_tpc_single_touch(wacom, len);
1835
1836		case WACOM_PKGLEN_TPC2FG:
1837			return wacom_tpc_mt_touch(wacom);
1838
1839		default:
1840			switch (data[0]) {
1841			case WACOM_REPORT_TPC1FG:
1842			case WACOM_REPORT_TPCHID:
1843			case WACOM_REPORT_TPCST:
1844			case WACOM_REPORT_TPC1FGE:
1845				return wacom_tpc_single_touch(wacom, len);
1846
1847			case WACOM_REPORT_TPCMT:
1848			case WACOM_REPORT_TPCMT2:
1849				return wacom_mt_touch(wacom);
1850
1851			}
1852		}
1853	}
1854
1855	return 0;
1856}
1857
1858static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1859				 int value, int num, int denom)
1860{
1861	struct input_absinfo *abs = &input->absinfo[usage->code];
1862	int range = (abs->maximum - abs->minimum + 1);
1863
1864	value += num*range/denom;
1865	if (value > abs->maximum)
1866		value -= range;
1867	else if (value < abs->minimum)
1868		value += range;
1869	return value;
1870}
1871
1872int wacom_equivalent_usage(int usage)
1873{
1874	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1875		int subpage = (usage & 0xFF00) << 8;
1876		int subusage = (usage & 0xFF);
1877
1878		if (subpage == WACOM_HID_SP_PAD ||
1879		    subpage == WACOM_HID_SP_BUTTON ||
1880		    subpage == WACOM_HID_SP_DIGITIZER ||
1881		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1882		    usage == WACOM_HID_WD_SENSE ||
1883		    usage == WACOM_HID_WD_SERIALHI ||
1884		    usage == WACOM_HID_WD_TOOLTYPE ||
1885		    usage == WACOM_HID_WD_DISTANCE ||
1886		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1887		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1888		    usage == WACOM_HID_WD_TOUCHRING ||
1889		    usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1890		    usage == WACOM_HID_WD_REPORT_VALID ||
1891		    usage == WACOM_HID_WD_BARRELSWITCH3 ||
1892		    usage == WACOM_HID_WD_SEQUENCENUMBER) {
1893			return usage;
1894		}
1895
1896		if (subpage == HID_UP_UNDEFINED)
1897			subpage = HID_UP_DIGITIZER;
1898
1899		return subpage | subusage;
1900	}
1901
1902	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1903		int subpage = (usage & 0xFF00) << 8;
1904		int subusage = (usage & 0xFF);
1905
1906		if (usage == WACOM_HID_WT_REPORT_VALID)
1907			return usage;
1908
1909		if (subpage == HID_UP_UNDEFINED)
1910			subpage = WACOM_HID_SP_DIGITIZER;
1911
1912		return subpage | subusage;
1913	}
1914
1915	return usage;
1916}
1917
1918static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1919		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1920{
1921	struct wacom *wacom = input_get_drvdata(input);
1922	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1923	struct wacom_features *features = &wacom_wac->features;
1924	int fmin = field->logical_minimum;
1925	int fmax = field->logical_maximum;
1926	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1927	int resolution_code = code;
1928	int resolution = hidinput_calc_abs_res(field, resolution_code);
1929
1930	if (equivalent_usage == HID_DG_TWIST) {
1931		resolution_code = ABS_RZ;
1932	}
1933
1934	if (equivalent_usage == HID_GD_X) {
1935		fmin += features->offset_left;
1936		fmax -= features->offset_right;
1937	}
1938	if (equivalent_usage == HID_GD_Y) {
1939		fmin += features->offset_top;
1940		fmax -= features->offset_bottom;
1941	}
1942
1943	usage->type = type;
1944	usage->code = code;
1945
1946	switch (type) {
1947	case EV_ABS:
1948		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1949
1950		/* older tablet may miss physical usage */
1951		if ((code == ABS_X || code == ABS_Y) && !resolution) {
1952			resolution = WACOM_INTUOS_RES;
1953			hid_warn(input,
1954				 "Wacom usage (%d) missing resolution \n",
1955				 code);
1956		}
1957		input_abs_set_res(input, code, resolution);
1958		break;
1959	case EV_KEY:
1960	case EV_MSC:
1961	case EV_SW:
1962		input_set_capability(input, type, code);
1963		break;
1964	}
1965}
1966
1967static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1968		struct hid_field *field, struct hid_usage *usage)
1969{
1970	return;
1971}
1972
1973static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1974		struct hid_usage *usage, __s32 value)
1975{
1976	struct wacom *wacom = hid_get_drvdata(hdev);
1977	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1978	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1979
1980	switch (equivalent_usage) {
1981	case HID_DG_BATTERYSTRENGTH:
1982		if (value == 0) {
1983			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1984		}
1985		else {
1986			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1987			wacom_wac->hid_data.battery_capacity = value;
1988			wacom_wac->hid_data.bat_connected = 1;
1989			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1990		}
1991		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1992		break;
1993	case WACOM_HID_WD_BATTERY_LEVEL:
1994		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1995		wacom_wac->hid_data.battery_capacity = value;
1996		wacom_wac->hid_data.bat_connected = 1;
1997		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1998		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1999		break;
2000	case WACOM_HID_WD_BATTERY_CHARGING:
2001		wacom_wac->hid_data.bat_charging = value;
2002		wacom_wac->hid_data.ps_connected = value;
2003		wacom_wac->hid_data.bat_connected = 1;
2004		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
2005		wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
2006		break;
2007	}
2008}
2009
2010static void wacom_wac_battery_pre_report(struct hid_device *hdev,
2011		struct hid_report *report)
2012{
2013	return;
2014}
2015
2016static void wacom_wac_battery_report(struct hid_device *hdev,
2017		struct hid_report *report)
2018{
2019	struct wacom *wacom = hid_get_drvdata(hdev);
2020	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2021
2022	int status = wacom_wac->hid_data.bat_status;
2023	int capacity = wacom_wac->hid_data.battery_capacity;
2024	bool charging = wacom_wac->hid_data.bat_charging;
2025	bool connected = wacom_wac->hid_data.bat_connected;
2026	bool powered = wacom_wac->hid_data.ps_connected;
2027
2028	wacom_notify_battery(wacom_wac, status, capacity, charging,
2029			     connected, powered);
2030}
2031
2032static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
2033		struct hid_field *field, struct hid_usage *usage)
2034{
2035	struct wacom *wacom = hid_get_drvdata(hdev);
2036	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2037	struct wacom_features *features = &wacom_wac->features;
2038	struct input_dev *input = wacom_wac->pad_input;
2039	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2040
2041	switch (equivalent_usage) {
2042	case WACOM_HID_WD_ACCELEROMETER_X:
2043		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2044		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2045		features->device_type |= WACOM_DEVICETYPE_PAD;
2046		break;
2047	case WACOM_HID_WD_ACCELEROMETER_Y:
2048		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2049		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2050		features->device_type |= WACOM_DEVICETYPE_PAD;
2051		break;
2052	case WACOM_HID_WD_ACCELEROMETER_Z:
2053		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2054		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2055		features->device_type |= WACOM_DEVICETYPE_PAD;
2056		break;
2057	case WACOM_HID_WD_BUTTONCENTER:
2058	case WACOM_HID_WD_BUTTONHOME:
2059	case WACOM_HID_WD_BUTTONUP:
2060	case WACOM_HID_WD_BUTTONDOWN:
2061	case WACOM_HID_WD_BUTTONLEFT:
2062	case WACOM_HID_WD_BUTTONRIGHT:
2063		wacom_map_usage(input, usage, field, EV_KEY,
2064				wacom_numbered_button_to_key(features->numbered_buttons),
2065				0);
2066		features->numbered_buttons++;
2067		features->device_type |= WACOM_DEVICETYPE_PAD;
2068		break;
2069	case WACOM_HID_WD_MUTE_DEVICE:
2070		/* softkey touch switch */
2071		wacom_wac->is_soft_touch_switch = true;
2072		fallthrough;
2073	case WACOM_HID_WD_TOUCHONOFF:
2074		/*
2075		 * These two usages, which are used to mute touch events, come
2076		 * from the pad packet, but are reported on the touch
2077		 * interface. Because the touch interface may not have
2078		 * been created yet, we cannot call wacom_map_usage(). In
2079		 * order to process the usages when we receive them, we set
2080		 * the usage type and code directly.
2081		 */
2082		wacom_wac->has_mute_touch_switch = true;
2083		usage->type = EV_SW;
2084		usage->code = SW_MUTE_DEVICE;
2085		break;
2086	case WACOM_HID_WD_TOUCHSTRIP:
2087		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2088		features->device_type |= WACOM_DEVICETYPE_PAD;
2089		break;
2090	case WACOM_HID_WD_TOUCHSTRIP2:
2091		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2092		features->device_type |= WACOM_DEVICETYPE_PAD;
2093		break;
2094	case WACOM_HID_WD_TOUCHRING:
2095		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2096		features->device_type |= WACOM_DEVICETYPE_PAD;
2097		break;
2098	case WACOM_HID_WD_TOUCHRINGSTATUS:
2099		/*
2100		 * Only set up type/code association. Completely mapping
2101		 * this usage may overwrite the axis resolution and range.
2102		 */
2103		usage->type = EV_ABS;
2104		usage->code = ABS_WHEEL;
2105		set_bit(EV_ABS, input->evbit);
2106		features->device_type |= WACOM_DEVICETYPE_PAD;
2107		break;
2108	case WACOM_HID_WD_BUTTONCONFIG:
2109		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2110		features->device_type |= WACOM_DEVICETYPE_PAD;
2111		break;
2112	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2113		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2114		features->device_type |= WACOM_DEVICETYPE_PAD;
2115		break;
2116	case WACOM_HID_WD_CONTROLPANEL:
2117		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2118		features->device_type |= WACOM_DEVICETYPE_PAD;
2119		break;
2120	case WACOM_HID_WD_MODE_CHANGE:
2121		/* do not overwrite previous data */
2122		if (!wacom_wac->has_mode_change) {
2123			wacom_wac->has_mode_change = true;
2124			wacom_wac->is_direct_mode = true;
2125		}
2126		features->device_type |= WACOM_DEVICETYPE_PAD;
2127		break;
2128	}
2129
2130	switch (equivalent_usage & 0xfffffff0) {
2131	case WACOM_HID_WD_EXPRESSKEY00:
2132		wacom_map_usage(input, usage, field, EV_KEY,
2133				wacom_numbered_button_to_key(features->numbered_buttons),
2134				0);
2135		features->numbered_buttons++;
2136		features->device_type |= WACOM_DEVICETYPE_PAD;
2137		break;
2138	}
2139}
2140
2141static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2142		struct hid_usage *usage, __s32 value)
2143{
2144	struct wacom *wacom = hid_get_drvdata(hdev);
2145	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2146	struct input_dev *input = wacom_wac->pad_input;
2147	struct wacom_features *features = &wacom_wac->features;
2148	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2149	int i;
2150	bool do_report = false;
2151
2152	/*
2153	 * Avoid reporting this event and setting inrange_state if this usage
2154	 * hasn't been mapped.
2155	 */
2156	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2157		return;
2158
2159	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2160		if (usage->hid != WACOM_HID_WD_TOUCHRING)
2161			wacom_wac->hid_data.inrange_state |= value;
2162	}
2163
2164	/* Process touch switch state first since it is reported through touch interface,
2165	 * which is indepentent of pad interface. In the case when there are no other pad
2166	 * events, the pad interface will not even be created.
2167	 */
2168	if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2169	   (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2170		if (wacom_wac->shared->touch_input) {
2171			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2172
2173			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2174				*is_touch_on = !(*is_touch_on);
2175			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2176				*is_touch_on = value;
2177
2178			input_report_switch(wacom_wac->shared->touch_input,
2179					    SW_MUTE_DEVICE, !(*is_touch_on));
2180			input_sync(wacom_wac->shared->touch_input);
2181		}
2182		return;
2183	}
2184
2185	if (!input)
2186		return;
2187
2188	switch (equivalent_usage) {
2189	case WACOM_HID_WD_TOUCHRING:
2190		/*
2191		 * Userspace expects touchrings to increase in value with
2192		 * clockwise gestures and have their zero point at the
2193		 * tablet's left. HID events "should" be clockwise-
2194		 * increasing and zero at top, though the MobileStudio
2195		 * Pro and 2nd-gen Intuos Pro don't do this...
2196		 */
2197		if (hdev->vendor == 0x56a &&
2198		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2199		     hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2200		     hdev->product == 0x392 ||				  /* Intuos Pro 2 */
2201		     hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2202		     hdev->product == 0x3AA)) {				  /* MobileStudio Pro */
2203			value = (field->logical_maximum - value);
2204
2205			if (hdev->product == 0x357 || hdev->product == 0x358 ||
2206			    hdev->product == 0x392)
2207				value = wacom_offset_rotation(input, usage, value, 3, 16);
2208			else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2209				 hdev->product == 0x398 || hdev->product == 0x399 ||
2210				 hdev->product == 0x3AA)
2211				value = wacom_offset_rotation(input, usage, value, 1, 2);
2212		}
2213		else {
2214			value = wacom_offset_rotation(input, usage, value, 1, 4);
2215		}
2216		do_report = true;
2217		break;
2218	case WACOM_HID_WD_TOUCHRINGSTATUS:
2219		if (!value)
2220			input_event(input, usage->type, usage->code, 0);
2221		break;
2222
2223	case WACOM_HID_WD_MODE_CHANGE:
2224		if (wacom_wac->is_direct_mode != value) {
2225			wacom_wac->is_direct_mode = value;
2226			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2227		}
2228		break;
2229
2230	case WACOM_HID_WD_BUTTONCENTER:
2231		for (i = 0; i < wacom->led.count; i++)
2232			wacom_update_led(wacom, features->numbered_buttons,
2233					 value, i);
2234		fallthrough;
2235	default:
2236		do_report = true;
2237		break;
2238	}
2239
2240	if (do_report) {
2241		input_event(input, usage->type, usage->code, value);
2242		if (value)
2243			wacom_wac->hid_data.pad_input_event_flag = true;
2244	}
2245}
2246
2247static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2248		struct hid_report *report)
2249{
2250	struct wacom *wacom = hid_get_drvdata(hdev);
2251	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2252
2253	wacom_wac->hid_data.inrange_state = 0;
2254}
2255
2256static void wacom_wac_pad_report(struct hid_device *hdev,
2257		struct hid_report *report, struct hid_field *field)
2258{
2259	struct wacom *wacom = hid_get_drvdata(hdev);
2260	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2261	struct input_dev *input = wacom_wac->pad_input;
2262	bool active = wacom_wac->hid_data.inrange_state != 0;
2263
2264	/* report prox for expresskey events */
2265	if (wacom_wac->hid_data.pad_input_event_flag) {
2266		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2267		input_sync(input);
2268		if (!active)
2269			wacom_wac->hid_data.pad_input_event_flag = false;
2270	}
2271}
2272
2273static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2274{
2275	struct input_dev *input = wacom_wac->pen_input;
2276	struct wacom_features *features = &wacom_wac->features;
2277
2278	if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2279	    wacom_wac->hid_data.barrelswitch &&
2280	    wacom_wac->hid_data.barrelswitch2 &&
2281	    wacom_wac->hid_data.serialhi &&
2282	    !wacom_wac->hid_data.barrelswitch3) {
2283		input_set_capability(input, EV_KEY, BTN_STYLUS3);
2284		features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2285	}
2286}
2287
2288static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2289		struct hid_field *field, struct hid_usage *usage)
2290{
2291	struct wacom *wacom = hid_get_drvdata(hdev);
2292	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2293	struct wacom_features *features = &wacom_wac->features;
2294	struct input_dev *input = wacom_wac->pen_input;
2295	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2296
2297	switch (equivalent_usage) {
2298	case HID_GD_X:
2299		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2300		break;
2301	case HID_GD_Y:
2302		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2303		break;
2304	case WACOM_HID_WD_DISTANCE:
2305	case HID_GD_Z:
2306		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2307		break;
2308	case HID_DG_TIPPRESSURE:
2309		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2310		break;
2311	case HID_DG_INRANGE:
2312		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2313		break;
2314	case HID_DG_INVERT:
2315		wacom_map_usage(input, usage, field, EV_KEY,
2316				BTN_TOOL_RUBBER, 0);
2317		break;
2318	case HID_DG_TILT_X:
2319		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2320		break;
2321	case HID_DG_TILT_Y:
2322		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2323		break;
2324	case HID_DG_TWIST:
2325		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2326		break;
2327	case HID_DG_ERASER:
2328		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2329		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2330		break;
2331	case HID_DG_TIPSWITCH:
2332		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2333		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2334		break;
2335	case HID_DG_BARRELSWITCH:
2336		wacom_wac->hid_data.barrelswitch = true;
2337		wacom_set_barrel_switch3_usage(wacom_wac);
2338		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2339		break;
2340	case HID_DG_BARRELSWITCH2:
2341		wacom_wac->hid_data.barrelswitch2 = true;
2342		wacom_set_barrel_switch3_usage(wacom_wac);
2343		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2344		break;
2345	case HID_DG_TOOLSERIALNUMBER:
2346		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2347		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2348		break;
2349	case HID_DG_SCANTIME:
2350		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2351		break;
2352	case WACOM_HID_WD_SENSE:
2353		features->quirks |= WACOM_QUIRK_SENSE;
2354		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2355		break;
2356	case WACOM_HID_WD_SERIALHI:
2357		wacom_wac->hid_data.serialhi = true;
2358		wacom_set_barrel_switch3_usage(wacom_wac);
2359		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2360		break;
2361	case WACOM_HID_WD_FINGERWHEEL:
2362		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2363		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2364		break;
2365	case WACOM_HID_WD_BARRELSWITCH3:
2366		wacom_wac->hid_data.barrelswitch3 = true;
2367		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2368		features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2369		break;
2370	}
2371}
2372
2373static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2374		struct hid_usage *usage, __s32 value)
2375{
2376	struct wacom *wacom = hid_get_drvdata(hdev);
2377	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2378	struct wacom_features *features = &wacom_wac->features;
2379	struct input_dev *input = wacom_wac->pen_input;
2380	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2381
2382	if (wacom_wac->is_invalid_bt_frame)
2383		return;
2384
2385	switch (equivalent_usage) {
2386	case HID_GD_Z:
2387		/*
2388		 * HID_GD_Z "should increase as the control's position is
2389		 * moved from high to low", while ABS_DISTANCE instead
2390		 * increases in value as the tool moves from low to high.
2391		 */
2392		value = field->logical_maximum - value;
2393		break;
2394	case HID_DG_INRANGE:
2395		mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2396		wacom_wac->hid_data.inrange_state = value;
2397		if (!(features->quirks & WACOM_QUIRK_SENSE))
2398			wacom_wac->hid_data.sense_state = value;
2399		return;
2400	case HID_DG_INVERT:
2401		wacom_wac->hid_data.invert_state = value;
2402		return;
2403	case HID_DG_ERASER:
2404	case HID_DG_TIPSWITCH:
2405		wacom_wac->hid_data.tipswitch |= value;
2406		return;
2407	case HID_DG_BARRELSWITCH:
2408		wacom_wac->hid_data.barrelswitch = value;
2409		return;
2410	case HID_DG_BARRELSWITCH2:
2411		wacom_wac->hid_data.barrelswitch2 = value;
2412		return;
2413	case HID_DG_TOOLSERIALNUMBER:
2414		if (value) {
2415			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2416			wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2417		}
2418		return;
2419	case HID_DG_TWIST:
2420		/* don't modify the value if the pen doesn't support the feature */
2421		if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2422
2423		/*
2424		 * Userspace expects pen twist to have its zero point when
2425		 * the buttons/finger is on the tablet's left. HID values
2426		 * are zero when buttons are toward the top.
2427		 */
2428		value = wacom_offset_rotation(input, usage, value, 1, 4);
2429		break;
2430	case WACOM_HID_WD_SENSE:
2431		wacom_wac->hid_data.sense_state = value;
2432		return;
2433	case WACOM_HID_WD_SERIALHI:
2434		if (value) {
2435			__u32 raw_value = wacom_s32tou(value, field->report_size);
2436
2437			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2438			wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2439			/*
2440			 * Non-USI EMR devices may contain additional tool type
2441			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2442			 * more details.
2443			 */
2444			if (value >> 20 == 1) {
2445				wacom_wac->id[0] |= raw_value & 0xFFFFF;
2446			}
2447		}
2448		return;
2449	case WACOM_HID_WD_TOOLTYPE:
2450		/*
2451		 * Some devices (MobileStudio Pro, and possibly later
2452		 * devices as well) do not return the complete tool
2453		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2454		 * bitwise OR so the complete value can be built
2455		 * up over time :(
2456		 */
2457		wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2458		return;
2459	case WACOM_HID_WD_OFFSETLEFT:
2460		if (features->offset_left && value != features->offset_left)
2461			hid_warn(hdev, "%s: overriding existing left offset "
2462				 "%d -> %d\n", __func__, value,
2463				 features->offset_left);
2464		features->offset_left = value;
2465		return;
2466	case WACOM_HID_WD_OFFSETRIGHT:
2467		if (features->offset_right && value != features->offset_right)
2468			hid_warn(hdev, "%s: overriding existing right offset "
2469				 "%d -> %d\n", __func__, value,
2470				 features->offset_right);
2471		features->offset_right = value;
2472		return;
2473	case WACOM_HID_WD_OFFSETTOP:
2474		if (features->offset_top && value != features->offset_top)
2475			hid_warn(hdev, "%s: overriding existing top offset "
2476				 "%d -> %d\n", __func__, value,
2477				 features->offset_top);
2478		features->offset_top = value;
2479		return;
2480	case WACOM_HID_WD_OFFSETBOTTOM:
2481		if (features->offset_bottom && value != features->offset_bottom)
2482			hid_warn(hdev, "%s: overriding existing bottom offset "
2483				 "%d -> %d\n", __func__, value,
2484				 features->offset_bottom);
2485		features->offset_bottom = value;
2486		return;
2487	case WACOM_HID_WD_REPORT_VALID:
2488		wacom_wac->is_invalid_bt_frame = !value;
2489		return;
2490	case WACOM_HID_WD_BARRELSWITCH3:
2491		wacom_wac->hid_data.barrelswitch3 = value;
2492		return;
2493	case WACOM_HID_WD_SEQUENCENUMBER:
2494		if (wacom_wac->hid_data.sequence_number != value)
2495			hid_warn(hdev, "Dropped %hu packets", (unsigned short)(value - wacom_wac->hid_data.sequence_number));
2496		wacom_wac->hid_data.sequence_number = value + 1;
2497		return;
2498	}
2499
2500	/* send pen events only when touch is up or forced out
2501	 * or touch arbitration is off
2502	 */
2503	if (!usage->type || delay_pen_events(wacom_wac))
2504		return;
2505
2506	/* send pen events only when the pen is in range */
2507	if (wacom_wac->hid_data.inrange_state)
2508		input_event(input, usage->type, usage->code, value);
2509	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2510		input_event(input, usage->type, usage->code, 0);
2511}
2512
2513static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2514		struct hid_report *report)
2515{
2516	struct wacom *wacom = hid_get_drvdata(hdev);
2517	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2518
2519	wacom_wac->is_invalid_bt_frame = false;
2520	return;
2521}
2522
2523static void wacom_wac_pen_report(struct hid_device *hdev,
2524		struct hid_report *report)
2525{
2526	struct wacom *wacom = hid_get_drvdata(hdev);
2527	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2528	struct input_dev *input = wacom_wac->pen_input;
2529	bool range = wacom_wac->hid_data.inrange_state;
2530	bool sense = wacom_wac->hid_data.sense_state;
2531
2532	if (wacom_wac->is_invalid_bt_frame)
2533		return;
2534
2535	if (!wacom_wac->tool[0] && range) { /* first in range */
2536		/* Going into range select tool */
2537		if (wacom_wac->hid_data.invert_state)
2538			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2539		else if (wacom_wac->id[0])
2540			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2541		else
2542			wacom_wac->tool[0] = BTN_TOOL_PEN;
2543	}
2544
2545	/* keep pen state for touch events */
2546	wacom_wac->shared->stylus_in_proximity = sense;
2547
2548	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2549		int id = wacom_wac->id[0];
2550		if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2551			int sw_state = wacom_wac->hid_data.barrelswitch |
2552				       (wacom_wac->hid_data.barrelswitch2 << 1);
2553			wacom_wac->hid_data.barrelswitch = sw_state == 1;
2554			wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2555			wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2556		}
2557		input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2558		input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2559		input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2560
2561		/*
2562		 * Non-USI EMR tools should have their IDs mangled to
2563		 * match the legacy behavior of wacom_intuos_general
2564		 */
2565		if (wacom_wac->serial[0] >> 52 == 1)
2566			id = wacom_intuos_id_mangle(id);
2567
2568		/*
2569		 * To ensure compatibility with xf86-input-wacom, we should
2570		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2571		 * MSC_SERIAL events.
2572		 */
2573		input_report_key(input, BTN_TOUCH,
2574				wacom_wac->hid_data.tipswitch);
2575		input_report_key(input, wacom_wac->tool[0], sense);
2576		if (wacom_wac->serial[0]) {
2577			/*
2578			 * xf86-input-wacom does not accept a serial number
2579			 * of '0'. Report the low 32 bits if possible, but
2580			 * if they are zero, report the upper ones instead.
2581			 */
2582			__u32 serial_lo = wacom_wac->serial[0] & 0xFFFFFFFFu;
2583			__u32 serial_hi = wacom_wac->serial[0] >> 32;
2584			input_event(input, EV_MSC, MSC_SERIAL, (int)(serial_lo ? serial_lo : serial_hi));
2585			input_report_abs(input, ABS_MISC, sense ? id : 0);
2586		}
2587
2588		wacom_wac->hid_data.tipswitch = false;
2589
2590		input_sync(input);
2591	}
2592
2593	if (!sense) {
2594		wacom_wac->tool[0] = 0;
2595		wacom_wac->id[0] = 0;
2596		wacom_wac->serial[0] = 0;
2597	}
2598}
2599
2600static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2601		struct hid_field *field, struct hid_usage *usage)
2602{
2603	struct wacom *wacom = hid_get_drvdata(hdev);
2604	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2605	struct input_dev *input = wacom_wac->touch_input;
2606	unsigned touch_max = wacom_wac->features.touch_max;
2607	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2608
2609	switch (equivalent_usage) {
2610	case HID_GD_X:
2611		if (touch_max == 1)
2612			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2613		else
2614			wacom_map_usage(input, usage, field, EV_ABS,
2615					ABS_MT_POSITION_X, 4);
2616		break;
2617	case HID_GD_Y:
2618		if (touch_max == 1)
2619			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2620		else
2621			wacom_map_usage(input, usage, field, EV_ABS,
2622					ABS_MT_POSITION_Y, 4);
2623		break;
2624	case HID_DG_WIDTH:
2625	case HID_DG_HEIGHT:
2626		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2627		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2628		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2629		break;
2630	case HID_DG_TIPSWITCH:
2631		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2632		break;
2633	case HID_DG_CONTACTCOUNT:
2634		wacom_wac->hid_data.cc_report = field->report->id;
2635		wacom_wac->hid_data.cc_index = field->index;
2636		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2637		break;
2638	case HID_DG_CONTACTID:
2639		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2640			/*
2641			 * The HID descriptor for G11 sensors leaves logical
2642			 * maximum set to '1' despite it being a multitouch
2643			 * device. Override to a sensible number.
2644			 */
2645			field->logical_maximum = 255;
2646		}
2647		break;
2648	case HID_DG_SCANTIME:
2649		wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2650		break;
2651	}
2652}
2653
2654static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2655		struct input_dev *input)
2656{
2657	struct hid_data *hid_data = &wacom_wac->hid_data;
2658	bool mt = wacom_wac->features.touch_max > 1;
2659	bool touch_down = hid_data->tipswitch && hid_data->confidence;
2660	bool prox = touch_down && report_touch_events(wacom_wac);
2661
2662	if (touch_is_muted(wacom_wac)) {
2663		if (!wacom_wac->shared->touch_down)
2664			return;
2665		prox = false;
2666	}
2667
2668	wacom_wac->hid_data.num_received++;
2669	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2670		return;
2671
2672	if (mt) {
2673		int slot;
2674
2675		slot = input_mt_get_slot_by_key(input, hid_data->id);
2676		if (slot < 0) {
2677			return;
2678		} else {
2679			struct input_mt_slot *ps = &input->mt->slots[slot];
2680			int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2681
2682			if (!prox && mt_id < 0) {
2683				// No data to send for this slot; short-circuit
2684				return;
2685			}
2686		}
2687
2688		input_mt_slot(input, slot);
2689		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2690	}
2691	else {
2692		input_report_key(input, BTN_TOUCH, prox);
2693	}
2694
2695	if (prox) {
2696		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2697				 hid_data->x);
2698		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2699				 hid_data->y);
2700
2701		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2702			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2703			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2704			if (hid_data->width != hid_data->height)
2705				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2706		}
2707	}
2708}
2709
2710static void wacom_wac_finger_event(struct hid_device *hdev,
2711		struct hid_field *field, struct hid_usage *usage, __s32 value)
2712{
2713	struct wacom *wacom = hid_get_drvdata(hdev);
2714	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2715	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2716	struct wacom_features *features = &wacom->wacom_wac.features;
2717
2718	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2719		return;
2720
2721	if (wacom_wac->is_invalid_bt_frame)
2722		return;
2723
2724	switch (equivalent_usage) {
2725	case HID_DG_CONFIDENCE:
2726		wacom_wac->hid_data.confidence = value;
2727		break;
2728	case HID_GD_X:
2729		wacom_wac->hid_data.x = value;
2730		break;
2731	case HID_GD_Y:
2732		wacom_wac->hid_data.y = value;
2733		break;
2734	case HID_DG_WIDTH:
2735		wacom_wac->hid_data.width = value;
2736		break;
2737	case HID_DG_HEIGHT:
2738		wacom_wac->hid_data.height = value;
2739		break;
2740	case HID_DG_CONTACTID:
2741		wacom_wac->hid_data.id = value;
2742		break;
2743	case HID_DG_TIPSWITCH:
2744		wacom_wac->hid_data.tipswitch = value;
2745		break;
2746	case WACOM_HID_WT_REPORT_VALID:
2747		wacom_wac->is_invalid_bt_frame = !value;
2748		return;
2749	case HID_DG_CONTACTMAX:
2750		if (!features->touch_max) {
2751			features->touch_max = value;
2752		} else {
2753			hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2754				 "%d -> %d\n", __func__, features->touch_max, value);
2755		}
2756		return;
2757	}
2758
2759	if (usage->usage_index + 1 == field->report_count) {
2760		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2761			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2762	}
2763}
2764
2765static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2766		struct hid_report *report)
2767{
2768	struct wacom *wacom = hid_get_drvdata(hdev);
2769	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2770	struct hid_data* hid_data = &wacom_wac->hid_data;
2771	int i;
2772
2773	if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2774		return;
2775
2776	wacom_wac->is_invalid_bt_frame = false;
2777
2778	hid_data->confidence = true;
2779
2780	hid_data->cc_report = 0;
2781	hid_data->cc_index = -1;
2782	hid_data->cc_value_index = -1;
2783
2784	for (i = 0; i < report->maxfield; i++) {
2785		struct hid_field *field = report->field[i];
2786		int j;
2787
2788		for (j = 0; j < field->maxusage; j++) {
2789			struct hid_usage *usage = &field->usage[j];
2790			unsigned int equivalent_usage =
2791				wacom_equivalent_usage(usage->hid);
2792
2793			switch (equivalent_usage) {
2794			case HID_GD_X:
2795			case HID_GD_Y:
2796			case HID_DG_WIDTH:
2797			case HID_DG_HEIGHT:
2798			case HID_DG_CONTACTID:
2799			case HID_DG_INRANGE:
2800			case HID_DG_INVERT:
2801			case HID_DG_TIPSWITCH:
2802				hid_data->last_slot_field = equivalent_usage;
2803				break;
2804			case HID_DG_CONTACTCOUNT:
2805				hid_data->cc_report = report->id;
2806				hid_data->cc_index = i;
2807				hid_data->cc_value_index = j;
2808				break;
2809			}
2810		}
2811	}
2812
2813	if (hid_data->cc_report != 0 &&
2814	    hid_data->cc_index >= 0) {
2815		struct hid_field *field = report->field[hid_data->cc_index];
2816		int value = field->value[hid_data->cc_value_index];
2817		if (value) {
2818			hid_data->num_expected = value;
2819			hid_data->num_received = 0;
2820		}
2821	}
2822	else {
2823		hid_data->num_expected = wacom_wac->features.touch_max;
2824		hid_data->num_received = 0;
2825	}
2826}
2827
2828static void wacom_wac_finger_report(struct hid_device *hdev,
2829		struct hid_report *report)
2830{
2831	struct wacom *wacom = hid_get_drvdata(hdev);
2832	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2833	struct input_dev *input = wacom_wac->touch_input;
2834	unsigned touch_max = wacom_wac->features.touch_max;
2835
2836	/* if there was nothing to process, don't send an empty sync */
2837	if (wacom_wac->hid_data.num_expected == 0)
2838		return;
2839
2840	/* If more packets of data are expected, give us a chance to
2841	 * process them rather than immediately syncing a partial
2842	 * update.
2843	 */
2844	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2845		return;
2846
2847	if (touch_max > 1)
2848		input_mt_sync_frame(input);
2849
2850	input_sync(input);
2851	wacom_wac->hid_data.num_received = 0;
2852	wacom_wac->hid_data.num_expected = 0;
2853
2854	/* keep touch state for pen event */
2855	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2856}
2857
2858void wacom_wac_usage_mapping(struct hid_device *hdev,
2859		struct hid_field *field, struct hid_usage *usage)
2860{
2861	struct wacom *wacom = hid_get_drvdata(hdev);
2862	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2863	struct wacom_features *features = &wacom_wac->features;
2864
2865	if (WACOM_DIRECT_DEVICE(field))
2866		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2867
2868	/* usage tests must precede field tests */
2869	if (WACOM_BATTERY_USAGE(usage))
2870		wacom_wac_battery_usage_mapping(hdev, field, usage);
2871	else if (WACOM_PAD_FIELD(field))
2872		wacom_wac_pad_usage_mapping(hdev, field, usage);
2873	else if (WACOM_PEN_FIELD(field))
2874		wacom_wac_pen_usage_mapping(hdev, field, usage);
2875	else if (WACOM_FINGER_FIELD(field))
2876		wacom_wac_finger_usage_mapping(hdev, field, usage);
2877}
2878
2879void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2880		struct hid_usage *usage, __s32 value)
2881{
2882	struct wacom *wacom = hid_get_drvdata(hdev);
2883
2884	if (wacom->wacom_wac.features.type != HID_GENERIC)
2885		return;
2886
2887	if (value > field->logical_maximum || value < field->logical_minimum)
2888		return;
2889
2890	/* usage tests must precede field tests */
2891	if (WACOM_BATTERY_USAGE(usage))
2892		wacom_wac_battery_event(hdev, field, usage, value);
2893	else if (WACOM_PAD_FIELD(field))
2894		wacom_wac_pad_event(hdev, field, usage, value);
2895	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2896		wacom_wac_pen_event(hdev, field, usage, value);
2897	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2898		wacom_wac_finger_event(hdev, field, usage, value);
2899}
2900
2901static void wacom_report_events(struct hid_device *hdev,
2902				struct hid_report *report, int collection_index,
2903				int field_index)
2904{
2905	int r;
2906
2907	for (r = field_index; r < report->maxfield; r++) {
2908		struct hid_field *field;
2909		unsigned count, n;
2910
2911		field = report->field[r];
2912		count = field->report_count;
2913
2914		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2915			continue;
2916
2917		for (n = 0 ; n < count; n++) {
2918			if (field->usage[n].collection_index == collection_index)
2919				wacom_wac_event(hdev, field, &field->usage[n],
2920						field->value[n]);
2921			else
2922				return;
2923		}
2924	}
2925}
2926
2927static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2928			 int collection_index, struct hid_field *field,
2929			 int field_index)
2930{
2931	struct wacom *wacom = hid_get_drvdata(hdev);
2932
2933	wacom_report_events(hdev, report, collection_index, field_index);
2934
2935	/*
2936	 * Non-input reports may be sent prior to the device being
2937	 * completely initialized. Since only their events need
2938	 * to be processed, exit after 'wacom_report_events' has
2939	 * been called to prevent potential crashes in the report-
2940	 * processing functions.
2941	 */
2942	if (report->type != HID_INPUT_REPORT)
2943		return -1;
2944
2945	if (WACOM_PAD_FIELD(field))
2946		return 0;
2947	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2948		wacom_wac_pen_report(hdev, report);
2949	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2950		wacom_wac_finger_report(hdev, report);
2951
2952	return 0;
2953}
2954
2955void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2956{
2957	struct wacom *wacom = hid_get_drvdata(hdev);
2958	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2959	struct hid_field *field;
2960	bool pad_in_hid_field = false, pen_in_hid_field = false,
2961		finger_in_hid_field = false, true_pad = false;
2962	int r;
2963	int prev_collection = -1;
2964
2965	if (wacom_wac->features.type != HID_GENERIC)
2966		return;
2967
2968	for (r = 0; r < report->maxfield; r++) {
2969		field = report->field[r];
2970
2971		if (WACOM_PAD_FIELD(field))
2972			pad_in_hid_field = true;
2973		if (WACOM_PEN_FIELD(field))
2974			pen_in_hid_field = true;
2975		if (WACOM_FINGER_FIELD(field))
2976			finger_in_hid_field = true;
2977		if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
2978			true_pad = true;
2979	}
2980
2981	wacom_wac_battery_pre_report(hdev, report);
2982
2983	if (pad_in_hid_field && wacom->wacom_wac.pad_input)
2984		wacom_wac_pad_pre_report(hdev, report);
2985	if (pen_in_hid_field && wacom->wacom_wac.pen_input)
2986		wacom_wac_pen_pre_report(hdev, report);
2987	if (finger_in_hid_field && wacom->wacom_wac.touch_input)
2988		wacom_wac_finger_pre_report(hdev, report);
2989
2990	for (r = 0; r < report->maxfield; r++) {
2991		field = report->field[r];
2992
2993		if (field->usage[0].collection_index != prev_collection) {
2994			if (wacom_wac_collection(hdev, report,
2995				field->usage[0].collection_index, field, r) < 0)
2996				return;
2997			prev_collection = field->usage[0].collection_index;
2998		}
2999	}
3000
3001	wacom_wac_battery_report(hdev, report);
3002
3003	if (true_pad && wacom->wacom_wac.pad_input)
3004		wacom_wac_pad_report(hdev, report, field);
3005}
3006
3007static int wacom_bpt_touch(struct wacom_wac *wacom)
3008{
3009	struct wacom_features *features = &wacom->features;
3010	struct input_dev *input = wacom->touch_input;
3011	struct input_dev *pad_input = wacom->pad_input;
3012	unsigned char *data = wacom->data;
3013	int i;
3014
3015	if (data[0] != 0x02)
3016	    return 0;
3017
3018	for (i = 0; i < 2; i++) {
3019		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
3020		bool touch = report_touch_events(wacom)
3021			   && (data[offset + 3] & 0x80);
3022
3023		input_mt_slot(input, i);
3024		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3025		if (touch) {
3026			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
3027			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
3028			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
3029				x <<= 5;
3030				y <<= 5;
3031			}
3032			input_report_abs(input, ABS_MT_POSITION_X, x);
3033			input_report_abs(input, ABS_MT_POSITION_Y, y);
3034		}
3035	}
3036
3037	input_mt_sync_frame(input);
3038
3039	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3040	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3041	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3042	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3043	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3044
3045	return 1;
3046}
3047
3048static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3049{
3050	struct wacom_features *features = &wacom->features;
3051	struct input_dev *input = wacom->touch_input;
3052	bool touch = data[1] & 0x80;
3053	int slot = input_mt_get_slot_by_key(input, data[0]);
3054
3055	if (slot < 0)
3056		return;
3057
3058	touch = touch && report_touch_events(wacom);
3059
3060	input_mt_slot(input, slot);
3061	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3062
3063	if (touch) {
3064		int x = (data[2] << 4) | (data[4] >> 4);
3065		int y = (data[3] << 4) | (data[4] & 0x0f);
3066		int width, height;
3067
3068		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3069			width  = data[5] * 100;
3070			height = data[6] * 100;
3071		} else {
3072			/*
3073			 * "a" is a scaled-down area which we assume is
3074			 * roughly circular and which can be described as:
3075			 * a=(pi*r^2)/C.
3076			 */
3077			int a = data[5];
3078			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3079			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3080			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3081			height = width * y_res / x_res;
3082		}
3083
3084		input_report_abs(input, ABS_MT_POSITION_X, x);
3085		input_report_abs(input, ABS_MT_POSITION_Y, y);
3086		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3087		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3088	}
3089}
3090
3091static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3092{
3093	struct input_dev *input = wacom->pad_input;
3094	struct wacom_features *features = &wacom->features;
3095
3096	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3097		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3098		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3099	} else {
3100		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3101		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3102	}
3103	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3104	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3105}
3106
3107static int wacom_bpt3_touch(struct wacom_wac *wacom)
3108{
3109	unsigned char *data = wacom->data;
3110	int count = data[1] & 0x07;
3111	int  touch_changed = 0, i;
3112
3113	if (data[0] != 0x02)
3114	    return 0;
3115
3116	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3117	for (i = 0; i < count; i++) {
3118		int offset = (8 * i) + 2;
3119		int msg_id = data[offset];
3120
3121		if (msg_id >= 2 && msg_id <= 17) {
3122			wacom_bpt3_touch_msg(wacom, data + offset);
3123			touch_changed++;
3124		} else if (msg_id == 128)
3125			wacom_bpt3_button_msg(wacom, data + offset);
3126
3127	}
3128
3129	/* only update touch if we actually have a touchpad and touch data changed */
3130	if (wacom->touch_input && touch_changed) {
3131		input_mt_sync_frame(wacom->touch_input);
3132		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3133	}
3134
3135	return 1;
3136}
3137
3138static int wacom_bpt_pen(struct wacom_wac *wacom)
3139{
3140	struct wacom_features *features = &wacom->features;
3141	struct input_dev *input = wacom->pen_input;
3142	unsigned char *data = wacom->data;
3143	int x = 0, y = 0, p = 0, d = 0;
3144	bool pen = false, btn1 = false, btn2 = false;
3145	bool range, prox, rdy;
3146
3147	if (data[0] != WACOM_REPORT_PENABLED)
3148	    return 0;
3149
3150	range = (data[1] & 0x80) == 0x80;
3151	prox = (data[1] & 0x40) == 0x40;
3152	rdy = (data[1] & 0x20) == 0x20;
3153
3154	wacom->shared->stylus_in_proximity = range;
3155	if (delay_pen_events(wacom))
3156		return 0;
3157
3158	if (rdy) {
3159		p = le16_to_cpup((__le16 *)&data[6]);
3160		pen = data[1] & 0x01;
3161		btn1 = data[1] & 0x02;
3162		btn2 = data[1] & 0x04;
3163	}
3164	if (prox) {
3165		x = le16_to_cpup((__le16 *)&data[2]);
3166		y = le16_to_cpup((__le16 *)&data[4]);
3167
3168		if (data[1] & 0x08) {
3169			wacom->tool[0] = BTN_TOOL_RUBBER;
3170			wacom->id[0] = ERASER_DEVICE_ID;
3171		} else {
3172			wacom->tool[0] = BTN_TOOL_PEN;
3173			wacom->id[0] = STYLUS_DEVICE_ID;
3174		}
3175		wacom->reporting_data = true;
3176	}
3177	if (range) {
3178		/*
3179		 * Convert distance from out prox to distance from tablet.
3180		 * distance will be greater than distance_max once
3181		 * touching and applying pressure; do not report negative
3182		 * distance.
3183		 */
3184		if (data[8] <= features->distance_max)
3185			d = features->distance_max - data[8];
3186	} else {
3187		wacom->id[0] = 0;
3188	}
3189
3190	if (wacom->reporting_data) {
3191		input_report_key(input, BTN_TOUCH, pen);
3192		input_report_key(input, BTN_STYLUS, btn1);
3193		input_report_key(input, BTN_STYLUS2, btn2);
3194
3195		if (prox || !range) {
3196			input_report_abs(input, ABS_X, x);
3197			input_report_abs(input, ABS_Y, y);
3198		}
3199		input_report_abs(input, ABS_PRESSURE, p);
3200		input_report_abs(input, ABS_DISTANCE, d);
3201
3202		input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3203		input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3204	}
3205
3206	if (!range) {
3207		wacom->reporting_data = false;
3208	}
3209
3210	return 1;
3211}
3212
3213static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3214{
3215	struct wacom_features *features = &wacom->features;
3216
3217	if ((features->type == INTUOSHT2) &&
3218	    (features->device_type & WACOM_DEVICETYPE_PEN))
3219		return wacom_intuos_irq(wacom);
3220	else if (len == WACOM_PKGLEN_BBTOUCH)
3221		return wacom_bpt_touch(wacom);
3222	else if (len == WACOM_PKGLEN_BBTOUCH3)
3223		return wacom_bpt3_touch(wacom);
3224	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3225		return wacom_bpt_pen(wacom);
3226
3227	return 0;
3228}
3229
3230static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3231		unsigned char *data)
3232{
3233	unsigned char prefix;
3234
3235	/*
3236	 * We need to reroute the event from the debug interface to the
3237	 * pen interface.
3238	 * We need to add the report ID to the actual pen report, so we
3239	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
3240	 * and memcpy the report.
3241	 */
3242	prefix = data[0];
3243	data[0] = WACOM_REPORT_BPAD_PEN;
3244
3245	/*
3246	 * actually reroute the event.
3247	 * No need to check if wacom->shared->pen is valid, hid_input_report()
3248	 * will check for us.
3249	 */
3250	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3251			 WACOM_PKGLEN_PENABLED, 1);
3252
3253	data[0] = prefix;
3254}
3255
3256static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3257		unsigned char *data)
3258{
3259	struct input_dev *input = wacom->touch_input;
3260	unsigned char *finger_data, prefix;
3261	unsigned id;
3262	int x, y;
3263	bool valid;
3264
3265	prefix = data[0];
3266
3267	for (id = 0; id < wacom->features.touch_max; id++) {
3268		valid = !!(prefix & BIT(id)) &&
3269			report_touch_events(wacom);
3270
3271		input_mt_slot(input, id);
3272		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3273
3274		if (!valid)
3275			continue;
3276
3277		finger_data = data + 1 + id * 3;
3278		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3279		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3280
3281		input_report_abs(input, ABS_MT_POSITION_X, x);
3282		input_report_abs(input, ABS_MT_POSITION_Y, y);
3283	}
3284
3285	input_mt_sync_frame(input);
3286
3287	input_report_key(input, BTN_LEFT, prefix & 0x40);
3288	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3289
3290	/* keep touch state for pen event */
3291	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3292
3293	return 1;
3294}
3295
3296static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3297{
3298	unsigned char *data = wacom->data;
3299
3300	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3301	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3302	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3303		return 0;
3304
3305	if (data[1] & 0x01)
3306		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3307
3308	if (data[1] & 0x02)
3309		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3310
3311	return 0;
3312}
3313
3314static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3315{
3316	unsigned char *data = wacom->data;
3317	int connected;
3318
3319	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3320		return 0;
3321
3322	connected = data[1] & 0x01;
3323	if (connected) {
3324		int pid, battery, charging;
3325
3326		if ((wacom->shared->type == INTUOSHT ||
3327		    wacom->shared->type == INTUOSHT2) &&
3328		    wacom->shared->touch_input &&
3329		    wacom->shared->touch_max) {
3330			input_report_switch(wacom->shared->touch_input,
3331					SW_MUTE_DEVICE, data[5] & 0x40);
3332			input_sync(wacom->shared->touch_input);
3333		}
3334
3335		pid = get_unaligned_be16(&data[6]);
3336		battery = (data[5] & 0x3f) * 100 / 31;
3337		charging = !!(data[5] & 0x80);
3338		if (wacom->pid != pid) {
3339			wacom->pid = pid;
3340			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3341		}
3342
3343		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3344				     battery, charging, 1, 0);
3345
3346	} else if (wacom->pid != 0) {
3347		/* disconnected while previously connected */
3348		wacom->pid = 0;
3349		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3350		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3351	}
3352
3353	return 0;
3354}
3355
3356static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3357{
3358	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3359	struct wacom_features *features = &wacom_wac->features;
3360	unsigned char *data = wacom_wac->data;
3361
3362	if (data[0] != WACOM_REPORT_USB)
3363		return 0;
3364
3365	if ((features->type == INTUOSHT ||
3366	    features->type == INTUOSHT2) &&
3367	    wacom_wac->shared->touch_input &&
3368	    features->touch_max) {
3369		input_report_switch(wacom_wac->shared->touch_input,
3370				    SW_MUTE_DEVICE, data[8] & 0x40);
3371		input_sync(wacom_wac->shared->touch_input);
3372	}
3373
3374	if (data[9] & 0x02) { /* wireless module is attached */
3375		int battery = (data[8] & 0x3f) * 100 / 31;
3376		bool charging = !!(data[8] & 0x80);
3377
3378		features->quirks |= WACOM_QUIRK_BATTERY;
3379		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3380				     battery, charging, battery || charging, 1);
3381	}
3382	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3383		 wacom->battery.battery) {
3384		features->quirks &= ~WACOM_QUIRK_BATTERY;
3385		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3386	}
3387	return 0;
3388}
3389
3390void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3391{
3392	bool sync;
3393
3394	switch (wacom_wac->features.type) {
3395	case PENPARTNER:
3396		sync = wacom_penpartner_irq(wacom_wac);
3397		break;
3398
3399	case PL:
3400		sync = wacom_pl_irq(wacom_wac);
3401		break;
3402
3403	case WACOM_G4:
3404	case GRAPHIRE:
3405	case GRAPHIRE_BT:
3406	case WACOM_MO:
3407		sync = wacom_graphire_irq(wacom_wac);
3408		break;
3409
3410	case PTU:
3411		sync = wacom_ptu_irq(wacom_wac);
3412		break;
3413
3414	case DTU:
3415		sync = wacom_dtu_irq(wacom_wac);
3416		break;
3417
3418	case DTUS:
3419	case DTUSX:
3420		sync = wacom_dtus_irq(wacom_wac);
3421		break;
3422
3423	case INTUOS:
3424	case INTUOS3S:
3425	case INTUOS3:
3426	case INTUOS3L:
3427	case INTUOS4S:
3428	case INTUOS4:
3429	case INTUOS4L:
3430	case CINTIQ:
3431	case WACOM_BEE:
3432	case WACOM_13HD:
3433	case WACOM_21UX2:
3434	case WACOM_22HD:
3435	case WACOM_24HD:
3436	case WACOM_27QHD:
3437	case DTK:
3438	case CINTIQ_HYBRID:
3439	case CINTIQ_COMPANION_2:
3440		sync = wacom_intuos_irq(wacom_wac);
3441		break;
3442
3443	case INTUOS4WL:
3444		sync = wacom_intuos_bt_irq(wacom_wac, len);
3445		break;
3446
3447	case WACOM_24HDT:
3448	case WACOM_27QHDT:
3449		sync = wacom_24hdt_irq(wacom_wac);
3450		break;
3451
3452	case INTUOS5S:
3453	case INTUOS5:
3454	case INTUOS5L:
3455	case INTUOSPS:
3456	case INTUOSPM:
3457	case INTUOSPL:
3458		if (len == WACOM_PKGLEN_BBTOUCH3)
3459			sync = wacom_bpt3_touch(wacom_wac);
3460		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3461			sync = wacom_status_irq(wacom_wac, len);
3462		else
3463			sync = wacom_intuos_irq(wacom_wac);
3464		break;
3465
3466	case INTUOSP2_BT:
3467	case INTUOSP2S_BT:
3468	case INTUOSHT3_BT:
3469		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3470		break;
3471
3472	case TABLETPC:
3473	case TABLETPCE:
3474	case TABLETPC2FG:
3475	case MTSCREEN:
3476	case MTTPC:
3477	case MTTPC_B:
3478		sync = wacom_tpc_irq(wacom_wac, len);
3479		break;
3480
3481	case BAMBOO_PT:
3482	case BAMBOO_PEN:
3483	case BAMBOO_TOUCH:
3484	case INTUOSHT:
3485	case INTUOSHT2:
3486		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3487			sync = wacom_status_irq(wacom_wac, len);
3488		else
3489			sync = wacom_bpt_irq(wacom_wac, len);
3490		break;
3491
3492	case BAMBOO_PAD:
3493		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3494		break;
3495
3496	case WIRELESS:
3497		sync = wacom_wireless_irq(wacom_wac, len);
3498		break;
3499
3500	case REMOTE:
3501		sync = false;
3502		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3503			wacom_remote_status_irq(wacom_wac, len);
3504		else
3505			sync = wacom_remote_irq(wacom_wac, len);
3506		break;
3507
3508	default:
3509		sync = false;
3510		break;
3511	}
3512
3513	if (sync) {
3514		if (wacom_wac->pen_input)
3515			input_sync(wacom_wac->pen_input);
3516		if (wacom_wac->touch_input)
3517			input_sync(wacom_wac->touch_input);
3518		if (wacom_wac->pad_input)
3519			input_sync(wacom_wac->pad_input);
3520	}
3521}
3522
3523static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3524{
3525	struct input_dev *input_dev = wacom_wac->pen_input;
3526
3527	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3528
3529	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3530	__set_bit(BTN_STYLUS, input_dev->keybit);
3531	__set_bit(BTN_STYLUS2, input_dev->keybit);
3532
3533	input_set_abs_params(input_dev, ABS_DISTANCE,
3534			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3535}
3536
3537static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3538{
3539	struct input_dev *input_dev = wacom_wac->pen_input;
3540	struct wacom_features *features = &wacom_wac->features;
3541
3542	wacom_setup_basic_pro_pen(wacom_wac);
3543
3544	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3545	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3546	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3547	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3548
3549	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3550	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3551	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3552	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3553	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3554}
3555
3556static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3557{
3558	struct input_dev *input_dev = wacom_wac->pen_input;
3559
3560	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3561
3562	wacom_setup_cintiq(wacom_wac);
3563
3564	__set_bit(BTN_LEFT, input_dev->keybit);
3565	__set_bit(BTN_RIGHT, input_dev->keybit);
3566	__set_bit(BTN_MIDDLE, input_dev->keybit);
3567	__set_bit(BTN_SIDE, input_dev->keybit);
3568	__set_bit(BTN_EXTRA, input_dev->keybit);
3569	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3570	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3571
3572	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3573	input_abs_set_res(input_dev, ABS_RZ, 287);
3574	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3575}
3576
3577void wacom_setup_device_quirks(struct wacom *wacom)
3578{
3579	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3580	struct wacom_features *features = &wacom->wacom_wac.features;
3581
3582	/* The pen and pad share the same interface on most devices */
3583	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3584	    features->type == DTUS ||
3585	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3586		if (features->device_type & WACOM_DEVICETYPE_PEN)
3587			features->device_type |= WACOM_DEVICETYPE_PAD;
3588	}
3589
3590	/* touch device found but size is not defined. use default */
3591	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3592		features->x_max = 1023;
3593		features->y_max = 1023;
3594	}
3595
3596	/*
3597	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3598	 * touch interface in its HID descriptor. If this is the touch
3599	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3600	 * tablet values.
3601	 */
3602	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3603		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3604		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3605			if (features->touch_max)
3606				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3607			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3608				features->device_type |= WACOM_DEVICETYPE_PAD;
3609
3610			if (features->type == INTUOSHT2) {
3611				features->x_max = features->x_max / 10;
3612				features->y_max = features->y_max / 10;
3613			}
3614			else {
3615				features->x_max = 4096;
3616				features->y_max = 4096;
3617			}
3618		}
3619		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3620			features->device_type |= WACOM_DEVICETYPE_PAD;
3621		}
3622	}
3623
3624	/*
3625	 * Hack for the Bamboo One:
3626	 * the device presents a PAD/Touch interface as most Bamboos and even
3627	 * sends ghosts PAD data on it. However, later, we must disable this
3628	 * ghost interface, and we can not detect it unless we set it here
3629	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3630	 */
3631	if (features->type == BAMBOO_PEN &&
3632	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3633		features->device_type |= WACOM_DEVICETYPE_PAD;
3634
3635	/*
3636	 * Raw Wacom-mode pen and touch events both come from interface
3637	 * 0, whose HID descriptor has an application usage of 0xFF0D
3638	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3639	 * out through the HID_GENERIC device created for interface 1,
3640	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3641	 */
3642	if (features->type == BAMBOO_PAD)
3643		features->device_type = WACOM_DEVICETYPE_TOUCH;
3644
3645	if (features->type == REMOTE)
3646		features->device_type = WACOM_DEVICETYPE_PAD;
3647
3648	if (features->type == INTUOSP2_BT ||
3649	    features->type == INTUOSP2S_BT) {
3650		features->device_type |= WACOM_DEVICETYPE_PEN |
3651					 WACOM_DEVICETYPE_PAD |
3652					 WACOM_DEVICETYPE_TOUCH;
3653		features->quirks |= WACOM_QUIRK_BATTERY;
3654	}
3655
3656	if (features->type == INTUOSHT3_BT) {
3657		features->device_type |= WACOM_DEVICETYPE_PEN |
3658					 WACOM_DEVICETYPE_PAD;
3659		features->quirks |= WACOM_QUIRK_BATTERY;
3660	}
3661
3662	switch (features->type) {
3663	case PL:
3664	case DTU:
3665	case DTUS:
3666	case DTUSX:
3667	case WACOM_21UX2:
3668	case WACOM_22HD:
3669	case DTK:
3670	case WACOM_24HD:
3671	case WACOM_27QHD:
3672	case CINTIQ_HYBRID:
3673	case CINTIQ_COMPANION_2:
3674	case CINTIQ:
3675	case WACOM_BEE:
3676	case WACOM_13HD:
3677	case WACOM_24HDT:
3678	case WACOM_27QHDT:
3679	case TABLETPC:
3680	case TABLETPCE:
3681	case TABLETPC2FG:
3682	case MTSCREEN:
3683	case MTTPC:
3684	case MTTPC_B:
3685		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3686		break;
3687	}
3688
3689	if (wacom->hdev->bus == BUS_BLUETOOTH)
3690		features->quirks |= WACOM_QUIRK_BATTERY;
3691
3692	/* quirk for bamboo touch with 2 low res touches */
3693	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3694	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3695		features->x_max <<= 5;
3696		features->y_max <<= 5;
3697		features->x_fuzz <<= 5;
3698		features->y_fuzz <<= 5;
3699		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3700	}
3701
3702	if (features->type == WIRELESS) {
3703		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3704			features->quirks |= WACOM_QUIRK_BATTERY;
3705		}
3706	}
3707
3708	if (features->type == REMOTE)
3709		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3710
3711	/* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3712	 * of things it shouldn't. Lets fix up the damage...
3713	 */
3714	if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3715		features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3716		__clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3717		__clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3718		__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3719		__clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3720		__clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3721		__clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3722		__clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3723		__clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3724		__clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3725		__clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3726		__clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3727	}
3728}
3729
3730int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3731				   struct wacom_wac *wacom_wac)
3732{
3733	struct wacom_features *features = &wacom_wac->features;
3734
3735	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3736		return -ENODEV;
3737
3738	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3739		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3740	else
3741		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3742
3743	if (features->type == HID_GENERIC)
3744		/* setup has already been done */
3745		return 0;
3746
3747	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3748	__set_bit(BTN_TOUCH, input_dev->keybit);
3749	__set_bit(ABS_MISC, input_dev->absbit);
3750
3751	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3752			     features->x_max - features->offset_right,
3753			     features->x_fuzz, 0);
3754	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3755			     features->y_max - features->offset_bottom,
3756			     features->y_fuzz, 0);
3757	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3758		features->pressure_max, features->pressure_fuzz, 0);
3759
3760	/* penabled devices have fixed resolution for each model */
3761	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3762	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3763
3764	switch (features->type) {
3765	case GRAPHIRE_BT:
3766		__clear_bit(ABS_MISC, input_dev->absbit);
3767		fallthrough;
3768
3769	case WACOM_MO:
3770	case WACOM_G4:
3771		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3772					      features->distance_max,
3773					      features->distance_fuzz, 0);
3774		fallthrough;
3775
3776	case GRAPHIRE:
3777		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3778
3779		__set_bit(BTN_LEFT, input_dev->keybit);
3780		__set_bit(BTN_RIGHT, input_dev->keybit);
3781		__set_bit(BTN_MIDDLE, input_dev->keybit);
3782
3783		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3784		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3785		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3786		__set_bit(BTN_STYLUS, input_dev->keybit);
3787		__set_bit(BTN_STYLUS2, input_dev->keybit);
3788		break;
3789
3790	case WACOM_27QHD:
3791	case WACOM_24HD:
3792	case DTK:
3793	case WACOM_22HD:
3794	case WACOM_21UX2:
3795	case WACOM_BEE:
3796	case CINTIQ:
3797	case WACOM_13HD:
3798	case CINTIQ_HYBRID:
3799	case CINTIQ_COMPANION_2:
3800		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3801		input_abs_set_res(input_dev, ABS_Z, 287);
3802		wacom_setup_cintiq(wacom_wac);
3803		break;
3804
3805	case INTUOS3:
3806	case INTUOS3L:
3807	case INTUOS3S:
3808	case INTUOS4:
3809	case INTUOS4WL:
3810	case INTUOS4L:
3811	case INTUOS4S:
3812		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3813		input_abs_set_res(input_dev, ABS_Z, 287);
3814		fallthrough;
3815
3816	case INTUOS:
3817		wacom_setup_intuos(wacom_wac);
3818		break;
3819
3820	case INTUOS5:
3821	case INTUOS5L:
3822	case INTUOSPM:
3823	case INTUOSPL:
3824	case INTUOS5S:
3825	case INTUOSPS:
3826	case INTUOSP2_BT:
3827	case INTUOSP2S_BT:
3828		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3829				      features->distance_max,
3830				      features->distance_fuzz, 0);
3831
3832		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3833		input_abs_set_res(input_dev, ABS_Z, 287);
3834
3835		wacom_setup_intuos(wacom_wac);
3836		break;
3837
3838	case WACOM_24HDT:
3839	case WACOM_27QHDT:
3840	case MTSCREEN:
3841	case MTTPC:
3842	case MTTPC_B:
3843	case TABLETPC2FG:
3844	case TABLETPC:
3845	case TABLETPCE:
3846		__clear_bit(ABS_MISC, input_dev->absbit);
3847		fallthrough;
3848
3849	case DTUS:
3850	case DTUSX:
3851	case PL:
3852	case DTU:
3853		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3854		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3855		__set_bit(BTN_STYLUS, input_dev->keybit);
3856		__set_bit(BTN_STYLUS2, input_dev->keybit);
3857		break;
3858
3859	case PTU:
3860		__set_bit(BTN_STYLUS2, input_dev->keybit);
3861		fallthrough;
3862
3863	case PENPARTNER:
3864		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3865		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3866		__set_bit(BTN_STYLUS, input_dev->keybit);
3867		break;
3868
3869	case INTUOSHT:
3870	case BAMBOO_PT:
3871	case BAMBOO_PEN:
3872	case INTUOSHT2:
3873	case INTUOSHT3_BT:
3874		if (features->type == INTUOSHT2 ||
3875		    features->type == INTUOSHT3_BT) {
3876			wacom_setup_basic_pro_pen(wacom_wac);
3877		} else {
3878			__clear_bit(ABS_MISC, input_dev->absbit);
3879			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3880			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3881			__set_bit(BTN_STYLUS, input_dev->keybit);
3882			__set_bit(BTN_STYLUS2, input_dev->keybit);
3883			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3884				      features->distance_max,
3885				      features->distance_fuzz, 0);
3886		}
3887		break;
3888	case BAMBOO_PAD:
3889		__clear_bit(ABS_MISC, input_dev->absbit);
3890		break;
3891	}
3892	return 0;
3893}
3894
3895int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3896					 struct wacom_wac *wacom_wac)
3897{
3898	struct wacom_features *features = &wacom_wac->features;
3899
3900	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3901		return -ENODEV;
3902
3903	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3904		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3905	else
3906		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3907
3908	if (features->type == HID_GENERIC)
3909		/* setup has already been done */
3910		return 0;
3911
3912	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3913	__set_bit(BTN_TOUCH, input_dev->keybit);
3914
3915	if (features->touch_max == 1) {
3916		input_set_abs_params(input_dev, ABS_X, 0,
3917			features->x_max, features->x_fuzz, 0);
3918		input_set_abs_params(input_dev, ABS_Y, 0,
3919			features->y_max, features->y_fuzz, 0);
3920		input_abs_set_res(input_dev, ABS_X,
3921				  features->x_resolution);
3922		input_abs_set_res(input_dev, ABS_Y,
3923				  features->y_resolution);
3924	}
3925	else if (features->touch_max > 1) {
3926		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3927			features->x_max, features->x_fuzz, 0);
3928		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3929			features->y_max, features->y_fuzz, 0);
3930		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3931				  features->x_resolution);
3932		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3933				  features->y_resolution);
3934	}
3935
3936	switch (features->type) {
3937	case INTUOSP2_BT:
3938	case INTUOSP2S_BT:
3939		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3940		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3941
3942		if (wacom_wac->shared->touch->product == 0x361) {
3943			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3944					     0, 12440, 4, 0);
3945			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3946					     0, 8640, 4, 0);
3947		}
3948		else if (wacom_wac->shared->touch->product == 0x360) {
3949			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3950					     0, 8960, 4, 0);
3951			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3952					     0, 5920, 4, 0);
3953		}
3954		else if (wacom_wac->shared->touch->product == 0x393) {
3955			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3956					     0, 6400, 4, 0);
3957			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3958					     0, 4000, 4, 0);
3959		}
3960		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3961		input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
3962
3963		fallthrough;
3964
3965	case INTUOS5:
3966	case INTUOS5L:
3967	case INTUOSPM:
3968	case INTUOSPL:
3969	case INTUOS5S:
3970	case INTUOSPS:
3971		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3972		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3973		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3974		break;
3975
3976	case WACOM_24HDT:
3977		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3978		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3979		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3980		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3981		fallthrough;
3982
3983	case WACOM_27QHDT:
3984		if (wacom_wac->shared->touch->product == 0x32C ||
3985		    wacom_wac->shared->touch->product == 0xF6) {
3986			input_dev->evbit[0] |= BIT_MASK(EV_SW);
3987			__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3988			wacom_wac->has_mute_touch_switch = true;
3989			wacom_wac->is_soft_touch_switch = true;
3990		}
3991		fallthrough;
3992
3993	case MTSCREEN:
3994	case MTTPC:
3995	case MTTPC_B:
3996	case TABLETPC2FG:
3997		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3998		fallthrough;
3999
4000	case TABLETPC:
4001	case TABLETPCE:
4002		break;
4003
4004	case INTUOSHT:
4005	case INTUOSHT2:
4006		input_dev->evbit[0] |= BIT_MASK(EV_SW);
4007		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4008		fallthrough;
4009
4010	case BAMBOO_PT:
4011	case BAMBOO_TOUCH:
4012		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
4013			input_set_abs_params(input_dev,
4014				     ABS_MT_TOUCH_MAJOR,
4015				     0, features->x_max, 0, 0);
4016			input_set_abs_params(input_dev,
4017				     ABS_MT_TOUCH_MINOR,
4018				     0, features->y_max, 0, 0);
4019		}
4020		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4021		break;
4022
4023	case BAMBOO_PAD:
4024		input_mt_init_slots(input_dev, features->touch_max,
4025				    INPUT_MT_POINTER);
4026		__set_bit(BTN_LEFT, input_dev->keybit);
4027		__set_bit(BTN_RIGHT, input_dev->keybit);
4028		break;
4029	}
4030	return 0;
4031}
4032
4033static int wacom_numbered_button_to_key(int n)
4034{
4035	if (n < 10)
4036		return BTN_0 + n;
4037	else if (n < 16)
4038		return BTN_A + (n-10);
4039	else if (n < 18)
4040		return BTN_BASE + (n-16);
4041	else
4042		return 0;
4043}
4044
4045static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4046				int button_count)
4047{
4048	int i;
4049
4050	for (i = 0; i < button_count; i++) {
4051		int key = wacom_numbered_button_to_key(i);
4052
4053		if (key)
4054			__set_bit(key, input_dev->keybit);
4055	}
4056}
4057
4058static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4059{
4060	struct wacom_led *led;
4061	int i;
4062	bool updated = false;
4063
4064	/*
4065	 * 24HD has LED group 1 to the left and LED group 0 to the right.
4066	 * So group 0 matches the second half of the buttons and thus the mask
4067	 * needs to be shifted.
4068	 */
4069	if (group == 0)
4070		mask >>= 8;
4071
4072	for (i = 0; i < 3; i++) {
4073		led = wacom_led_find(wacom, group, i);
4074		if (!led) {
4075			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4076				i, group);
4077			continue;
4078		}
4079		if (!updated && mask & BIT(i)) {
4080			led->held = true;
4081			led_trigger_event(&led->trigger, LED_FULL);
4082		} else {
4083			led->held = false;
4084		}
4085	}
4086}
4087
4088static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4089				 int mask, int group)
4090{
4091	int group_button;
4092
4093	/*
4094	 * 21UX2 has LED group 1 to the left and LED group 0
4095	 * to the right. We need to reverse the group to match this
4096	 * historical behavior.
4097	 */
4098	if (wacom->wacom_wac.features.type == WACOM_21UX2)
4099		group = 1 - group;
4100
4101	group_button = group * (button_count/wacom->led.count);
4102
4103	if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4104		group_button = 8;
4105
4106	return mask & (1 << group_button);
4107}
4108
4109static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4110			     int group)
4111{
4112	struct wacom_led *led, *next_led;
4113	int cur;
4114	bool pressed;
4115
4116	if (wacom->wacom_wac.features.type == WACOM_24HD)
4117		return wacom_24hd_update_leds(wacom, mask, group);
4118
4119	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4120	cur = wacom->led.groups[group].select;
4121
4122	led = wacom_led_find(wacom, group, cur);
4123	if (!led) {
4124		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4125			cur, group);
4126		return;
4127	}
4128
4129	if (!pressed) {
4130		led->held = false;
4131		return;
4132	}
4133
4134	if (led->held && pressed)
4135		return;
4136
4137	next_led = wacom_led_next(wacom, led);
4138	if (!next_led) {
4139		hid_err(wacom->hdev, "can't find next LED in group %d\n",
4140			group);
4141		return;
4142	}
4143	if (next_led == led)
4144		return;
4145
4146	next_led->held = true;
4147	led_trigger_event(&next_led->trigger,
4148			  wacom_leds_brightness_get(next_led));
4149}
4150
4151static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4152				int button_count, int mask)
4153{
4154	struct wacom *wacom = input_get_drvdata(input_dev);
4155	int i;
4156
4157	for (i = 0; i < wacom->led.count; i++)
4158		wacom_update_led(wacom,  button_count, mask, i);
4159
4160	for (i = 0; i < button_count; i++) {
4161		int key = wacom_numbered_button_to_key(i);
4162
4163		if (key)
4164			input_report_key(input_dev, key, mask & (1 << i));
4165	}
4166}
4167
4168int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4169				   struct wacom_wac *wacom_wac)
4170{
4171	struct wacom_features *features = &wacom_wac->features;
4172
4173	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4174		features->device_type |= WACOM_DEVICETYPE_PAD;
4175
4176	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4177		return -ENODEV;
4178
4179	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4180		return -ENODEV;
4181
4182	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4183
4184	/* kept for making legacy xf86-input-wacom working with the wheels */
4185	__set_bit(ABS_MISC, input_dev->absbit);
4186
4187	/* kept for making legacy xf86-input-wacom accepting the pad */
4188	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4189	      input_dev->absinfo[ABS_X].maximum)))
4190		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4191	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4192	      input_dev->absinfo[ABS_Y].maximum)))
4193		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4194
4195	/* kept for making udev and libwacom accepting the pad */
4196	__set_bit(BTN_STYLUS, input_dev->keybit);
4197
4198	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4199
4200	switch (features->type) {
4201
4202	case CINTIQ_HYBRID:
4203	case CINTIQ_COMPANION_2:
4204	case DTK:
4205	case DTUS:
4206	case GRAPHIRE_BT:
4207		break;
4208
4209	case WACOM_MO:
4210		__set_bit(BTN_BACK, input_dev->keybit);
4211		__set_bit(BTN_LEFT, input_dev->keybit);
4212		__set_bit(BTN_FORWARD, input_dev->keybit);
4213		__set_bit(BTN_RIGHT, input_dev->keybit);
4214		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4215		break;
4216
4217	case WACOM_G4:
4218		__set_bit(BTN_BACK, input_dev->keybit);
4219		__set_bit(BTN_FORWARD, input_dev->keybit);
4220		input_set_capability(input_dev, EV_REL, REL_WHEEL);
4221		break;
4222
4223	case WACOM_24HD:
4224		__set_bit(KEY_PROG1, input_dev->keybit);
4225		__set_bit(KEY_PROG2, input_dev->keybit);
4226		__set_bit(KEY_PROG3, input_dev->keybit);
4227
4228		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4229		__set_bit(KEY_INFO, input_dev->keybit);
4230
4231		if (!features->oPid)
4232			__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4233
4234		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4235		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4236		break;
4237
4238	case WACOM_27QHD:
4239		__set_bit(KEY_PROG1, input_dev->keybit);
4240		__set_bit(KEY_PROG2, input_dev->keybit);
4241		__set_bit(KEY_PROG3, input_dev->keybit);
4242
4243		__set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4244		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4245
4246		if (!features->oPid)
4247			__set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4248		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4249		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4250		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4251		input_abs_set_res(input_dev, ABS_Y, 1024);
4252		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4253		input_abs_set_res(input_dev, ABS_Z, 1024);
4254		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4255		break;
4256
4257	case WACOM_22HD:
4258		__set_bit(KEY_PROG1, input_dev->keybit);
4259		__set_bit(KEY_PROG2, input_dev->keybit);
4260		__set_bit(KEY_PROG3, input_dev->keybit);
4261
4262		__set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4263		__set_bit(KEY_INFO, input_dev->keybit);
4264		fallthrough;
4265
4266	case WACOM_21UX2:
4267	case WACOM_BEE:
4268	case CINTIQ:
4269		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4270		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4271		break;
4272
4273	case WACOM_13HD:
4274		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4275		break;
4276
4277	case INTUOS3:
4278	case INTUOS3L:
4279		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4280		fallthrough;
4281
4282	case INTUOS3S:
4283		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4284		break;
4285
4286	case INTUOS5:
4287	case INTUOS5L:
4288	case INTUOSPM:
4289	case INTUOSPL:
4290	case INTUOS5S:
4291	case INTUOSPS:
4292	case INTUOSP2_BT:
4293	case INTUOSP2S_BT:
4294		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4295		break;
4296
4297	case INTUOS4WL:
4298		/*
4299		 * For Bluetooth devices, the udev rule does not work correctly
4300		 * for pads unless we add a stylus capability, which forces
4301		 * ID_INPUT_TABLET to be set.
4302		 */
4303		__set_bit(BTN_STYLUS, input_dev->keybit);
4304		fallthrough;
4305
4306	case INTUOS4:
4307	case INTUOS4L:
4308	case INTUOS4S:
4309		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4310		break;
4311
4312	case INTUOSHT:
4313	case BAMBOO_PT:
4314	case BAMBOO_TOUCH:
4315	case INTUOSHT2:
4316		__clear_bit(ABS_MISC, input_dev->absbit);
4317
4318		__set_bit(BTN_LEFT, input_dev->keybit);
4319		__set_bit(BTN_FORWARD, input_dev->keybit);
4320		__set_bit(BTN_BACK, input_dev->keybit);
4321		__set_bit(BTN_RIGHT, input_dev->keybit);
4322
4323		break;
4324
4325	case REMOTE:
4326		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4327		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4328		break;
4329
4330	case INTUOSHT3_BT:
4331	case HID_GENERIC:
4332		break;
4333
4334	default:
4335		/* no pad supported */
4336		return -ENODEV;
4337	}
4338	return 0;
4339}
4340
4341static const struct wacom_features wacom_features_0x00 =
4342	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4343	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4344static const struct wacom_features wacom_features_0x10 =
4345	{ "Wacom Graphire", 10206, 7422, 511, 63,
4346	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4347static const struct wacom_features wacom_features_0x81 =
4348	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4349	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4350static const struct wacom_features wacom_features_0x11 =
4351	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4352	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4353static const struct wacom_features wacom_features_0x12 =
4354	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4355	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4356static const struct wacom_features wacom_features_0x13 =
4357	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4358	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4359static const struct wacom_features wacom_features_0x14 =
4360	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4361	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4362static const struct wacom_features wacom_features_0x15 =
4363	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4364	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4365static const struct wacom_features wacom_features_0x16 =
4366	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4367	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4368static const struct wacom_features wacom_features_0x17 =
4369	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4370	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4371static const struct wacom_features wacom_features_0x18 =
4372	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4373	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4374static const struct wacom_features wacom_features_0x19 =
4375	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4376	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4377static const struct wacom_features wacom_features_0x60 =
4378	{ "Wacom Volito", 5104, 3712, 511, 63,
4379	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4380static const struct wacom_features wacom_features_0x61 =
4381	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4382	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4383static const struct wacom_features wacom_features_0x62 =
4384	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4385	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4386static const struct wacom_features wacom_features_0x63 =
4387	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4388	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4389static const struct wacom_features wacom_features_0x64 =
4390	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4391	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4392static const struct wacom_features wacom_features_0x65 =
4393	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4394	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4395static const struct wacom_features wacom_features_0x69 =
4396	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4397	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4398static const struct wacom_features wacom_features_0x6A =
4399	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4400	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4401static const struct wacom_features wacom_features_0x6B =
4402	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4403	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4404static const struct wacom_features wacom_features_0x20 =
4405	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4406	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4407static const struct wacom_features wacom_features_0x21 =
4408	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4409	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4410static const struct wacom_features wacom_features_0x22 =
4411	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4412	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4413static const struct wacom_features wacom_features_0x23 =
4414	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4415	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4416static const struct wacom_features wacom_features_0x24 =
4417	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4418	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4419static const struct wacom_features wacom_features_0x30 =
4420	{ "Wacom PL400", 5408, 4056, 255, 0,
4421	  PL, WACOM_PL_RES, WACOM_PL_RES };
4422static const struct wacom_features wacom_features_0x31 =
4423	{ "Wacom PL500", 6144, 4608, 255, 0,
4424	  PL, WACOM_PL_RES, WACOM_PL_RES };
4425static const struct wacom_features wacom_features_0x32 =
4426	{ "Wacom PL600", 6126, 4604, 255, 0,
4427	  PL, WACOM_PL_RES, WACOM_PL_RES };
4428static const struct wacom_features wacom_features_0x33 =
4429	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4430	  PL, WACOM_PL_RES, WACOM_PL_RES };
4431static const struct wacom_features wacom_features_0x34 =
4432	{ "Wacom PL550", 6144, 4608, 511, 0,
4433	  PL, WACOM_PL_RES, WACOM_PL_RES };
4434static const struct wacom_features wacom_features_0x35 =
4435	{ "Wacom PL800", 7220, 5780, 511, 0,
4436	  PL, WACOM_PL_RES, WACOM_PL_RES };
4437static const struct wacom_features wacom_features_0x37 =
4438	{ "Wacom PL700", 6758, 5406, 511, 0,
4439	  PL, WACOM_PL_RES, WACOM_PL_RES };
4440static const struct wacom_features wacom_features_0x38 =
4441	{ "Wacom PL510", 6282, 4762, 511, 0,
4442	  PL, WACOM_PL_RES, WACOM_PL_RES };
4443static const struct wacom_features wacom_features_0x39 =
4444	{ "Wacom DTU710", 34080, 27660, 511, 0,
4445	  PL, WACOM_PL_RES, WACOM_PL_RES };
4446static const struct wacom_features wacom_features_0xC4 =
4447	{ "Wacom DTF521", 6282, 4762, 511, 0,
4448	  PL, WACOM_PL_RES, WACOM_PL_RES };
4449static const struct wacom_features wacom_features_0xC0 =
4450	{ "Wacom DTF720", 6858, 5506, 511, 0,
4451	  PL, WACOM_PL_RES, WACOM_PL_RES };
4452static const struct wacom_features wacom_features_0xC2 =
4453	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4454	  PL, WACOM_PL_RES, WACOM_PL_RES };
4455static const struct wacom_features wacom_features_0x03 =
4456	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4457	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4458static const struct wacom_features wacom_features_0x41 =
4459	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4460	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4461static const struct wacom_features wacom_features_0x42 =
4462	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4463	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4464static const struct wacom_features wacom_features_0x43 =
4465	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4466	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4467static const struct wacom_features wacom_features_0x44 =
4468	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4469	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4470static const struct wacom_features wacom_features_0x45 =
4471	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4472	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4473static const struct wacom_features wacom_features_0xB0 =
4474	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4475	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4476static const struct wacom_features wacom_features_0xB1 =
4477	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4478	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4479static const struct wacom_features wacom_features_0xB2 =
4480	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4481	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4482static const struct wacom_features wacom_features_0xB3 =
4483	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4484	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4485static const struct wacom_features wacom_features_0xB4 =
4486	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4487	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4488static const struct wacom_features wacom_features_0xB5 =
4489	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4490	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4491static const struct wacom_features wacom_features_0xB7 =
4492	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4493	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4494static const struct wacom_features wacom_features_0xB8 =
4495	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4496	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4497static const struct wacom_features wacom_features_0xB9 =
4498	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4499	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4500static const struct wacom_features wacom_features_0xBA =
4501	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4502	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4503static const struct wacom_features wacom_features_0xBB =
4504	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4505	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4506static const struct wacom_features wacom_features_0xBC =
4507	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4508	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4509static const struct wacom_features wacom_features_0xBD =
4510	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4511	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4512static const struct wacom_features wacom_features_0x26 =
4513	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4514	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4515static const struct wacom_features wacom_features_0x27 =
4516	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4517	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4518static const struct wacom_features wacom_features_0x28 =
4519	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4520	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4521static const struct wacom_features wacom_features_0x29 =
4522	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4523	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4524static const struct wacom_features wacom_features_0x2A =
4525	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4526	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4527static const struct wacom_features wacom_features_0x314 =
4528	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4529	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4530	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4531static const struct wacom_features wacom_features_0x315 =
4532	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4533	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4534	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4535static const struct wacom_features wacom_features_0x317 =
4536	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4537	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4538	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4539static const struct wacom_features wacom_features_0xF4 =
4540	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4541	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4542	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4543	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4544static const struct wacom_features wacom_features_0xF8 =
4545	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4546	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4547	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4548	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4549	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4550static const struct wacom_features wacom_features_0xF6 =
4551	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4552	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4553	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4554static const struct wacom_features wacom_features_0x32A =
4555	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4556	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4557	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4558	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4559static const struct wacom_features wacom_features_0x32B =
4560	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4561	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4562	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4563	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4564	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4565static const struct wacom_features wacom_features_0x32C =
4566	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4567	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4568static const struct wacom_features wacom_features_0x3F =
4569	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4570	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4571static const struct wacom_features wacom_features_0xC5 =
4572	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4573	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4574static const struct wacom_features wacom_features_0xC6 =
4575	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4576	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4577static const struct wacom_features wacom_features_0x304 =
4578	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4579	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4580	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4581	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4582static const struct wacom_features wacom_features_0x333 =
4583	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4584	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4585	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4586	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4587	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4588static const struct wacom_features wacom_features_0x335 =
4589	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4590	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4591	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4592static const struct wacom_features wacom_features_0xC7 =
4593	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4594	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4595static const struct wacom_features wacom_features_0xCE =
4596	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4597	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4598	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4599static const struct wacom_features wacom_features_0xF0 =
4600	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4601	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4602static const struct wacom_features wacom_features_0xFB =
4603	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4604	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4605	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4606	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4607static const struct wacom_features wacom_features_0x32F =
4608	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4609	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4610	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4611	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4612static const struct wacom_features wacom_features_0x336 =
4613	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4614	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4615	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4616	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4617static const struct wacom_features wacom_features_0x57 =
4618	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4619	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4620	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4621	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4622static const struct wacom_features wacom_features_0x59 = /* Pen */
4623	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4624	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4625	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4626	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4627	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4628static const struct wacom_features wacom_features_0x5D = /* Touch */
4629	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4630	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4631	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4632static const struct wacom_features wacom_features_0xCC =
4633	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4634	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4635	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4636	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4637static const struct wacom_features wacom_features_0xFA =
4638	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4639	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4640	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4641	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4642static const struct wacom_features wacom_features_0x5B =
4643	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4644	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4645	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4646	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4647	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4648static const struct wacom_features wacom_features_0x5E =
4649	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4650	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4651	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4652static const struct wacom_features wacom_features_0x90 =
4653	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4654	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4655static const struct wacom_features wacom_features_0x93 =
4656	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4657	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4658static const struct wacom_features wacom_features_0x97 =
4659	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4660	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4661static const struct wacom_features wacom_features_0x9A =
4662	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4663	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4664static const struct wacom_features wacom_features_0x9F =
4665	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4666	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4667static const struct wacom_features wacom_features_0xE2 =
4668	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4669	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4670static const struct wacom_features wacom_features_0xE3 =
4671	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4672	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4673static const struct wacom_features wacom_features_0xE5 =
4674	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4675	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4676static const struct wacom_features wacom_features_0xE6 =
4677	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4678	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4679static const struct wacom_features wacom_features_0xEC =
4680	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4681	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4682static const struct wacom_features wacom_features_0xED =
4683	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4684	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4685static const struct wacom_features wacom_features_0xEF =
4686	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4687	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4688static const struct wacom_features wacom_features_0x100 =
4689	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4690	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4691static const struct wacom_features wacom_features_0x101 =
4692	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4693	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4694static const struct wacom_features wacom_features_0x10D =
4695	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4696	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4697static const struct wacom_features wacom_features_0x10E =
4698	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4699	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4700static const struct wacom_features wacom_features_0x10F =
4701	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4702	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4703static const struct wacom_features wacom_features_0x116 =
4704	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4705	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4706static const struct wacom_features wacom_features_0x12C =
4707	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4708	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4709static const struct wacom_features wacom_features_0x4001 =
4710	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4711	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4712static const struct wacom_features wacom_features_0x4004 =
4713	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4714	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4715static const struct wacom_features wacom_features_0x5000 =
4716	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4717	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4718static const struct wacom_features wacom_features_0x5002 =
4719	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4720	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4721static const struct wacom_features wacom_features_0x47 =
4722	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4723	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4724static const struct wacom_features wacom_features_0x84 =
4725	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4726static const struct wacom_features wacom_features_0xD0 =
4727	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4728	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4729static const struct wacom_features wacom_features_0xD1 =
4730	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4731	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4732static const struct wacom_features wacom_features_0xD2 =
4733	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4734	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4735static const struct wacom_features wacom_features_0xD3 =
4736	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4737	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4738static const struct wacom_features wacom_features_0xD4 =
4739	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4740	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4741static const struct wacom_features wacom_features_0xD5 =
4742	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4743	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4744static const struct wacom_features wacom_features_0xD6 =
4745	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4746	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4747static const struct wacom_features wacom_features_0xD7 =
4748	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4749	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4750static const struct wacom_features wacom_features_0xD8 =
4751	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4752	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4753static const struct wacom_features wacom_features_0xDA =
4754	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4755	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4756static const struct wacom_features wacom_features_0xDB =
4757	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4758	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4759static const struct wacom_features wacom_features_0xDD =
4760        { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4761          BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4762static const struct wacom_features wacom_features_0xDE =
4763        { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4764	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4765static const struct wacom_features wacom_features_0xDF =
4766        { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4767	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4768static const struct wacom_features wacom_features_0x300 =
4769	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4770	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4771static const struct wacom_features wacom_features_0x301 =
4772	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4773	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4774static const struct wacom_features wacom_features_0x302 =
4775	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4776	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4777	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4778static const struct wacom_features wacom_features_0x303 =
4779	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4780	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4781	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4782static const struct wacom_features wacom_features_0x30E =
4783	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4784	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4785	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4786static const struct wacom_features wacom_features_0x6004 =
4787	{ "ISD-V4", 12800, 8000, 255, 0,
4788	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4789static const struct wacom_features wacom_features_0x307 =
4790	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4791	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4792	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4793	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4794	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4795static const struct wacom_features wacom_features_0x309 =
4796	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4797	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4798	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4799static const struct wacom_features wacom_features_0x30A =
4800	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4801	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4802	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4803	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4804	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4805static const struct wacom_features wacom_features_0x30C =
4806	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4807	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4808	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4809static const struct wacom_features wacom_features_0x318 =
4810	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4811	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4812static const struct wacom_features wacom_features_0x319 =
4813	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4814	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4815static const struct wacom_features wacom_features_0x325 =
4816	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4817	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4818	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4819	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4820	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4821static const struct wacom_features wacom_features_0x326 = /* Touch */
4822	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4823	  .oPid = 0x325 };
4824static const struct wacom_features wacom_features_0x323 =
4825	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4826	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4827	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4828static const struct wacom_features wacom_features_0x331 =
4829	{ "Wacom Express Key Remote", .type = REMOTE,
4830	  .numbered_buttons = 18, .check_for_hid_type = true,
4831	  .hid_type = HID_TYPE_USBNONE };
4832static const struct wacom_features wacom_features_0x33B =
4833	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4834	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4835	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4836static const struct wacom_features wacom_features_0x33C =
4837	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4838	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4839	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4840static const struct wacom_features wacom_features_0x33D =
4841	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4842	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4843	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4844static const struct wacom_features wacom_features_0x33E =
4845	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4846	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4847	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4848static const struct wacom_features wacom_features_0x343 =
4849	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4850	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4851	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4852	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4853static const struct wacom_features wacom_features_0x360 =
4854	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4855	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4856static const struct wacom_features wacom_features_0x361 =
4857	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4858	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4859static const struct wacom_features wacom_features_0x377 =
4860	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4861	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4862static const struct wacom_features wacom_features_0x379 =
4863	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4864	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4865static const struct wacom_features wacom_features_0x37A =
4866	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4867	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4868static const struct wacom_features wacom_features_0x37B =
4869	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4870	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4871static const struct wacom_features wacom_features_0x393 =
4872	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4873	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4874	  .touch_max = 10 };
4875static const struct wacom_features wacom_features_0x3c6 =
4876	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4877	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4878static const struct wacom_features wacom_features_0x3c8 =
4879	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4880	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4881static const struct wacom_features wacom_features_0x3dd =
4882	{ "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4883	  INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4884	  .touch_max = 10 };
4885
4886static const struct wacom_features wacom_features_HID_ANY_ID =
4887	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4888
4889static const struct wacom_features wacom_features_0x94 =
4890	{ "Wacom Bootloader", .type = BOOTLOADER };
4891
4892#define USB_DEVICE_WACOM(prod)						\
4893	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4894	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4895
4896#define BT_DEVICE_WACOM(prod)						\
4897	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4898	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4899
4900#define I2C_DEVICE_WACOM(prod)						\
4901	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4902	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4903
4904#define USB_DEVICE_LENOVO(prod)					\
4905	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4906	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4907
4908const struct hid_device_id wacom_ids[] = {
4909	{ USB_DEVICE_WACOM(0x00) },
4910	{ USB_DEVICE_WACOM(0x03) },
4911	{ USB_DEVICE_WACOM(0x10) },
4912	{ USB_DEVICE_WACOM(0x11) },
4913	{ USB_DEVICE_WACOM(0x12) },
4914	{ USB_DEVICE_WACOM(0x13) },
4915	{ USB_DEVICE_WACOM(0x14) },
4916	{ USB_DEVICE_WACOM(0x15) },
4917	{ USB_DEVICE_WACOM(0x16) },
4918	{ USB_DEVICE_WACOM(0x17) },
4919	{ USB_DEVICE_WACOM(0x18) },
4920	{ USB_DEVICE_WACOM(0x19) },
4921	{ USB_DEVICE_WACOM(0x20) },
4922	{ USB_DEVICE_WACOM(0x21) },
4923	{ USB_DEVICE_WACOM(0x22) },
4924	{ USB_DEVICE_WACOM(0x23) },
4925	{ USB_DEVICE_WACOM(0x24) },
4926	{ USB_DEVICE_WACOM(0x26) },
4927	{ USB_DEVICE_WACOM(0x27) },
4928	{ USB_DEVICE_WACOM(0x28) },
4929	{ USB_DEVICE_WACOM(0x29) },
4930	{ USB_DEVICE_WACOM(0x2A) },
4931	{ USB_DEVICE_WACOM(0x30) },
4932	{ USB_DEVICE_WACOM(0x31) },
4933	{ USB_DEVICE_WACOM(0x32) },
4934	{ USB_DEVICE_WACOM(0x33) },
4935	{ USB_DEVICE_WACOM(0x34) },
4936	{ USB_DEVICE_WACOM(0x35) },
4937	{ USB_DEVICE_WACOM(0x37) },
4938	{ USB_DEVICE_WACOM(0x38) },
4939	{ USB_DEVICE_WACOM(0x39) },
4940	{ USB_DEVICE_WACOM(0x3F) },
4941	{ USB_DEVICE_WACOM(0x41) },
4942	{ USB_DEVICE_WACOM(0x42) },
4943	{ USB_DEVICE_WACOM(0x43) },
4944	{ USB_DEVICE_WACOM(0x44) },
4945	{ USB_DEVICE_WACOM(0x45) },
4946	{ USB_DEVICE_WACOM(0x47) },
4947	{ USB_DEVICE_WACOM(0x57) },
4948	{ USB_DEVICE_WACOM(0x59) },
4949	{ USB_DEVICE_WACOM(0x5B) },
4950	{ USB_DEVICE_WACOM(0x5D) },
4951	{ USB_DEVICE_WACOM(0x5E) },
4952	{ USB_DEVICE_WACOM(0x60) },
4953	{ USB_DEVICE_WACOM(0x61) },
4954	{ USB_DEVICE_WACOM(0x62) },
4955	{ USB_DEVICE_WACOM(0x63) },
4956	{ USB_DEVICE_WACOM(0x64) },
4957	{ USB_DEVICE_WACOM(0x65) },
4958	{ USB_DEVICE_WACOM(0x69) },
4959	{ USB_DEVICE_WACOM(0x6A) },
4960	{ USB_DEVICE_WACOM(0x6B) },
4961	{ BT_DEVICE_WACOM(0x81) },
4962	{ USB_DEVICE_WACOM(0x84) },
4963	{ USB_DEVICE_WACOM(0x90) },
4964	{ USB_DEVICE_WACOM(0x93) },
4965	{ USB_DEVICE_WACOM(0x94) },
4966	{ USB_DEVICE_WACOM(0x97) },
4967	{ USB_DEVICE_WACOM(0x9A) },
4968	{ USB_DEVICE_WACOM(0x9F) },
4969	{ USB_DEVICE_WACOM(0xB0) },
4970	{ USB_DEVICE_WACOM(0xB1) },
4971	{ USB_DEVICE_WACOM(0xB2) },
4972	{ USB_DEVICE_WACOM(0xB3) },
4973	{ USB_DEVICE_WACOM(0xB4) },
4974	{ USB_DEVICE_WACOM(0xB5) },
4975	{ USB_DEVICE_WACOM(0xB7) },
4976	{ USB_DEVICE_WACOM(0xB8) },
4977	{ USB_DEVICE_WACOM(0xB9) },
4978	{ USB_DEVICE_WACOM(0xBA) },
4979	{ USB_DEVICE_WACOM(0xBB) },
4980	{ USB_DEVICE_WACOM(0xBC) },
4981	{ BT_DEVICE_WACOM(0xBD) },
4982	{ USB_DEVICE_WACOM(0xC0) },
4983	{ USB_DEVICE_WACOM(0xC2) },
4984	{ USB_DEVICE_WACOM(0xC4) },
4985	{ USB_DEVICE_WACOM(0xC5) },
4986	{ USB_DEVICE_WACOM(0xC6) },
4987	{ USB_DEVICE_WACOM(0xC7) },
4988	{ USB_DEVICE_WACOM(0xCC) },
4989	{ USB_DEVICE_WACOM(0xCE) },
4990	{ USB_DEVICE_WACOM(0xD0) },
4991	{ USB_DEVICE_WACOM(0xD1) },
4992	{ USB_DEVICE_WACOM(0xD2) },
4993	{ USB_DEVICE_WACOM(0xD3) },
4994	{ USB_DEVICE_WACOM(0xD4) },
4995	{ USB_DEVICE_WACOM(0xD5) },
4996	{ USB_DEVICE_WACOM(0xD6) },
4997	{ USB_DEVICE_WACOM(0xD7) },
4998	{ USB_DEVICE_WACOM(0xD8) },
4999	{ USB_DEVICE_WACOM(0xDA) },
5000	{ USB_DEVICE_WACOM(0xDB) },
5001	{ USB_DEVICE_WACOM(0xDD) },
5002	{ USB_DEVICE_WACOM(0xDE) },
5003	{ USB_DEVICE_WACOM(0xDF) },
5004	{ USB_DEVICE_WACOM(0xE2) },
5005	{ USB_DEVICE_WACOM(0xE3) },
5006	{ USB_DEVICE_WACOM(0xE5) },
5007	{ USB_DEVICE_WACOM(0xE6) },
5008	{ USB_DEVICE_WACOM(0xEC) },
5009	{ USB_DEVICE_WACOM(0xED) },
5010	{ USB_DEVICE_WACOM(0xEF) },
5011	{ USB_DEVICE_WACOM(0xF0) },
5012	{ USB_DEVICE_WACOM(0xF4) },
5013	{ USB_DEVICE_WACOM(0xF6) },
5014	{ USB_DEVICE_WACOM(0xF8) },
5015	{ USB_DEVICE_WACOM(0xFA) },
5016	{ USB_DEVICE_WACOM(0xFB) },
5017	{ USB_DEVICE_WACOM(0x100) },
5018	{ USB_DEVICE_WACOM(0x101) },
5019	{ USB_DEVICE_WACOM(0x10D) },
5020	{ USB_DEVICE_WACOM(0x10E) },
5021	{ USB_DEVICE_WACOM(0x10F) },
5022	{ USB_DEVICE_WACOM(0x116) },
5023	{ USB_DEVICE_WACOM(0x12C) },
5024	{ USB_DEVICE_WACOM(0x300) },
5025	{ USB_DEVICE_WACOM(0x301) },
5026	{ USB_DEVICE_WACOM(0x302) },
5027	{ USB_DEVICE_WACOM(0x303) },
5028	{ USB_DEVICE_WACOM(0x304) },
5029	{ USB_DEVICE_WACOM(0x307) },
5030	{ USB_DEVICE_WACOM(0x309) },
5031	{ USB_DEVICE_WACOM(0x30A) },
5032	{ USB_DEVICE_WACOM(0x30C) },
5033	{ USB_DEVICE_WACOM(0x30E) },
5034	{ USB_DEVICE_WACOM(0x314) },
5035	{ USB_DEVICE_WACOM(0x315) },
5036	{ USB_DEVICE_WACOM(0x317) },
5037	{ USB_DEVICE_WACOM(0x318) },
5038	{ USB_DEVICE_WACOM(0x319) },
5039	{ USB_DEVICE_WACOM(0x323) },
5040	{ USB_DEVICE_WACOM(0x325) },
5041	{ USB_DEVICE_WACOM(0x326) },
5042	{ USB_DEVICE_WACOM(0x32A) },
5043	{ USB_DEVICE_WACOM(0x32B) },
5044	{ USB_DEVICE_WACOM(0x32C) },
5045	{ USB_DEVICE_WACOM(0x32F) },
5046	{ USB_DEVICE_WACOM(0x331) },
5047	{ USB_DEVICE_WACOM(0x333) },
5048	{ USB_DEVICE_WACOM(0x335) },
5049	{ USB_DEVICE_WACOM(0x336) },
5050	{ USB_DEVICE_WACOM(0x33B) },
5051	{ USB_DEVICE_WACOM(0x33C) },
5052	{ USB_DEVICE_WACOM(0x33D) },
5053	{ USB_DEVICE_WACOM(0x33E) },
5054	{ USB_DEVICE_WACOM(0x343) },
5055	{ BT_DEVICE_WACOM(0x360) },
5056	{ BT_DEVICE_WACOM(0x361) },
5057	{ BT_DEVICE_WACOM(0x377) },
5058	{ BT_DEVICE_WACOM(0x379) },
5059	{ USB_DEVICE_WACOM(0x37A) },
5060	{ USB_DEVICE_WACOM(0x37B) },
5061	{ BT_DEVICE_WACOM(0x393) },
5062	{ BT_DEVICE_WACOM(0x3c6) },
5063	{ BT_DEVICE_WACOM(0x3c8) },
5064	{ BT_DEVICE_WACOM(0x3dd) },
5065	{ USB_DEVICE_WACOM(0x4001) },
5066	{ USB_DEVICE_WACOM(0x4004) },
5067	{ USB_DEVICE_WACOM(0x5000) },
5068	{ USB_DEVICE_WACOM(0x5002) },
5069	{ USB_DEVICE_LENOVO(0x6004) },
5070
5071	{ USB_DEVICE_WACOM(HID_ANY_ID) },
5072	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
5073	{ BT_DEVICE_WACOM(HID_ANY_ID) },
5074	{ }
5075};
5076MODULE_DEVICE_TABLE(hid, wacom_ids);
5077