xref: /openbmc/linux/drivers/hid/wacom_wac.c (revision be709d48)
1 /*
2  * drivers/input/tablet/wacom_wac.c
3  *
4  *  USB Wacom tablet support - Wacom specific code
5  *
6  */
7 
8 /*
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  */
14 
15 #include "wacom_wac.h"
16 #include "wacom.h"
17 #include <linux/input/mt.h>
18 
19 /* resolution for penabled devices */
20 #define WACOM_PL_RES		20
21 #define WACOM_PENPRTN_RES	40
22 #define WACOM_VOLITO_RES	50
23 #define WACOM_GRAPHIRE_RES	80
24 #define WACOM_INTUOS_RES	100
25 #define WACOM_INTUOS3_RES	200
26 
27 /* Newer Cintiq and DTU have an offset between tablet and screen areas */
28 #define WACOM_DTU_OFFSET	200
29 #define WACOM_CINTIQ_OFFSET	400
30 
31 /*
32  * Scale factor relating reported contact size to logical contact area.
33  * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo
34  */
35 #define WACOM_CONTACT_AREA_SCALE 2607
36 
37 static bool touch_arbitration = 1;
38 module_param(touch_arbitration, bool, 0644);
39 MODULE_PARM_DESC(touch_arbitration, " on (Y) off (N)");
40 
41 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
42 				int button_count, int mask);
43 
44 static int wacom_numbered_button_to_key(int n);
45 
46 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
47 			     int group);
48 /*
49  * Percent of battery capacity for Graphire.
50  * 8th value means AC online and show 100% capacity.
51  */
52 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
53 
54 /*
55  * Percent of battery capacity for Intuos4 WL, AC has a separate bit.
56  */
57 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
58 
59 static void __wacom_notify_battery(struct wacom_battery *battery,
60 				   int bat_status, int bat_capacity,
61 				   bool bat_charging, bool bat_connected,
62 				   bool ps_connected)
63 {
64 	bool changed = battery->bat_status       != bat_status    ||
65 		       battery->battery_capacity != bat_capacity  ||
66 		       battery->bat_charging     != bat_charging  ||
67 		       battery->bat_connected    != bat_connected ||
68 		       battery->ps_connected     != ps_connected;
69 
70 	if (changed) {
71 		battery->bat_status = bat_status;
72 		battery->battery_capacity = bat_capacity;
73 		battery->bat_charging = bat_charging;
74 		battery->bat_connected = bat_connected;
75 		battery->ps_connected = ps_connected;
76 
77 		if (battery->battery)
78 			power_supply_changed(battery->battery);
79 	}
80 }
81 
82 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
83 	int bat_status, int bat_capacity, bool bat_charging,
84 	bool bat_connected, bool ps_connected)
85 {
86 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
87 
88 	__wacom_notify_battery(&wacom->battery, bat_status, bat_capacity,
89 			       bat_charging, bat_connected, ps_connected);
90 }
91 
92 static int wacom_penpartner_irq(struct wacom_wac *wacom)
93 {
94 	unsigned char *data = wacom->data;
95 	struct input_dev *input = wacom->pen_input;
96 
97 	switch (data[0]) {
98 	case 1:
99 		if (data[5] & 0x80) {
100 			wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
101 			wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
102 			input_report_key(input, wacom->tool[0], 1);
103 			input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
104 			input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
105 			input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
106 			input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
107 			input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
108 			input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
109 		} else {
110 			input_report_key(input, wacom->tool[0], 0);
111 			input_report_abs(input, ABS_MISC, 0); /* report tool id */
112 			input_report_abs(input, ABS_PRESSURE, -1);
113 			input_report_key(input, BTN_TOUCH, 0);
114 		}
115 		break;
116 
117 	case 2:
118 		input_report_key(input, BTN_TOOL_PEN, 1);
119 		input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
120 		input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
121 		input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
122 		input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
123 		input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
124 		input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
125 		break;
126 
127 	default:
128 		dev_dbg(input->dev.parent,
129 			"%s: received unknown report #%d\n", __func__, data[0]);
130 		return 0;
131         }
132 
133 	return 1;
134 }
135 
136 static int wacom_pl_irq(struct wacom_wac *wacom)
137 {
138 	struct wacom_features *features = &wacom->features;
139 	unsigned char *data = wacom->data;
140 	struct input_dev *input = wacom->pen_input;
141 	int prox, pressure;
142 
143 	if (data[0] != WACOM_REPORT_PENABLED) {
144 		dev_dbg(input->dev.parent,
145 			"%s: received unknown report #%d\n", __func__, data[0]);
146 		return 0;
147 	}
148 
149 	prox = data[1] & 0x40;
150 
151 	if (!wacom->id[0]) {
152 		if ((data[0] & 0x10) || (data[4] & 0x20)) {
153 			wacom->tool[0] = BTN_TOOL_RUBBER;
154 			wacom->id[0] = ERASER_DEVICE_ID;
155 		}
156 		else {
157 			wacom->tool[0] = BTN_TOOL_PEN;
158 			wacom->id[0] = STYLUS_DEVICE_ID;
159 		}
160 	}
161 
162 	/* If the eraser is in prox, STYLUS2 is always set. If we
163 	 * mis-detected the type and notice that STYLUS2 isn't set
164 	 * then force the eraser out of prox and let the pen in.
165 	 */
166 	if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
167 		input_report_key(input, BTN_TOOL_RUBBER, 0);
168 		input_report_abs(input, ABS_MISC, 0);
169 		input_sync(input);
170 		wacom->tool[0] = BTN_TOOL_PEN;
171 		wacom->id[0] = STYLUS_DEVICE_ID;
172 	}
173 
174 	if (prox) {
175 		pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
176 		if (features->pressure_max > 255)
177 			pressure = (pressure << 1) | ((data[4] >> 6) & 1);
178 		pressure += (features->pressure_max + 1) / 2;
179 
180 		input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
181 		input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
182 		input_report_abs(input, ABS_PRESSURE, pressure);
183 
184 		input_report_key(input, BTN_TOUCH, data[4] & 0x08);
185 		input_report_key(input, BTN_STYLUS, data[4] & 0x10);
186 		/* Only allow the stylus2 button to be reported for the pen tool. */
187 		input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
188 	}
189 
190 	if (!prox)
191 		wacom->id[0] = 0;
192 	input_report_key(input, wacom->tool[0], prox);
193 	input_report_abs(input, ABS_MISC, wacom->id[0]);
194 	return 1;
195 }
196 
197 static int wacom_ptu_irq(struct wacom_wac *wacom)
198 {
199 	unsigned char *data = wacom->data;
200 	struct input_dev *input = wacom->pen_input;
201 
202 	if (data[0] != WACOM_REPORT_PENABLED) {
203 		dev_dbg(input->dev.parent,
204 			"%s: received unknown report #%d\n", __func__, data[0]);
205 		return 0;
206 	}
207 
208 	if (data[1] & 0x04) {
209 		input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
210 		input_report_key(input, BTN_TOUCH, data[1] & 0x08);
211 		wacom->id[0] = ERASER_DEVICE_ID;
212 	} else {
213 		input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
214 		input_report_key(input, BTN_TOUCH, data[1] & 0x01);
215 		wacom->id[0] = STYLUS_DEVICE_ID;
216 	}
217 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
218 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
219 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
220 	input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
221 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
222 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
223 	return 1;
224 }
225 
226 static int wacom_dtu_irq(struct wacom_wac *wacom)
227 {
228 	unsigned char *data = wacom->data;
229 	struct input_dev *input = wacom->pen_input;
230 	int prox = data[1] & 0x20;
231 
232 	dev_dbg(input->dev.parent,
233 		"%s: received report #%d", __func__, data[0]);
234 
235 	if (prox) {
236 		/* Going into proximity select tool */
237 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
238 		if (wacom->tool[0] == BTN_TOOL_PEN)
239 			wacom->id[0] = STYLUS_DEVICE_ID;
240 		else
241 			wacom->id[0] = ERASER_DEVICE_ID;
242 	}
243 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
244 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
245 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
246 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
247 	input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
248 	input_report_key(input, BTN_TOUCH, data[1] & 0x05);
249 	if (!prox) /* out-prox */
250 		wacom->id[0] = 0;
251 	input_report_key(input, wacom->tool[0], prox);
252 	input_report_abs(input, ABS_MISC, wacom->id[0]);
253 	return 1;
254 }
255 
256 static int wacom_dtus_irq(struct wacom_wac *wacom)
257 {
258 	char *data = wacom->data;
259 	struct input_dev *input = wacom->pen_input;
260 	unsigned short prox, pressure = 0;
261 
262 	if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
263 		dev_dbg(input->dev.parent,
264 			"%s: received unknown report #%d", __func__, data[0]);
265 		return 0;
266 	} else if (data[0] == WACOM_REPORT_DTUSPAD) {
267 		input = wacom->pad_input;
268 		input_report_key(input, BTN_0, (data[1] & 0x01));
269 		input_report_key(input, BTN_1, (data[1] & 0x02));
270 		input_report_key(input, BTN_2, (data[1] & 0x04));
271 		input_report_key(input, BTN_3, (data[1] & 0x08));
272 		input_report_abs(input, ABS_MISC,
273 				 data[1] & 0x0f ? PAD_DEVICE_ID : 0);
274 		return 1;
275 	} else {
276 		prox = data[1] & 0x80;
277 		if (prox) {
278 			switch ((data[1] >> 3) & 3) {
279 			case 1: /* Rubber */
280 				wacom->tool[0] = BTN_TOOL_RUBBER;
281 				wacom->id[0] = ERASER_DEVICE_ID;
282 				break;
283 
284 			case 2: /* Pen */
285 				wacom->tool[0] = BTN_TOOL_PEN;
286 				wacom->id[0] = STYLUS_DEVICE_ID;
287 				break;
288 			}
289 		}
290 
291 		input_report_key(input, BTN_STYLUS, data[1] & 0x20);
292 		input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
293 		input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
294 		input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
295 		pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
296 		input_report_abs(input, ABS_PRESSURE, pressure);
297 		input_report_key(input, BTN_TOUCH, pressure > 10);
298 
299 		if (!prox) /* out-prox */
300 			wacom->id[0] = 0;
301 		input_report_key(input, wacom->tool[0], prox);
302 		input_report_abs(input, ABS_MISC, wacom->id[0]);
303 		return 1;
304 	}
305 }
306 
307 static int wacom_graphire_irq(struct wacom_wac *wacom)
308 {
309 	struct wacom_features *features = &wacom->features;
310 	unsigned char *data = wacom->data;
311 	struct input_dev *input = wacom->pen_input;
312 	struct input_dev *pad_input = wacom->pad_input;
313 	int battery_capacity, ps_connected;
314 	int prox;
315 	int rw = 0;
316 	int retval = 0;
317 
318 	if (features->type == GRAPHIRE_BT) {
319 		if (data[0] != WACOM_REPORT_PENABLED_BT) {
320 			dev_dbg(input->dev.parent,
321 				"%s: received unknown report #%d\n", __func__,
322 				data[0]);
323 			goto exit;
324 		}
325 	} else if (data[0] != WACOM_REPORT_PENABLED) {
326 		dev_dbg(input->dev.parent,
327 			"%s: received unknown report #%d\n", __func__, data[0]);
328 		goto exit;
329 	}
330 
331 	prox = data[1] & 0x80;
332 	if (prox || wacom->id[0]) {
333 		if (prox) {
334 			switch ((data[1] >> 5) & 3) {
335 
336 			case 0:	/* Pen */
337 				wacom->tool[0] = BTN_TOOL_PEN;
338 				wacom->id[0] = STYLUS_DEVICE_ID;
339 				break;
340 
341 			case 1: /* Rubber */
342 				wacom->tool[0] = BTN_TOOL_RUBBER;
343 				wacom->id[0] = ERASER_DEVICE_ID;
344 				break;
345 
346 			case 2: /* Mouse with wheel */
347 				input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
348 				/* fall through */
349 
350 			case 3: /* Mouse without wheel */
351 				wacom->tool[0] = BTN_TOOL_MOUSE;
352 				wacom->id[0] = CURSOR_DEVICE_ID;
353 				break;
354 			}
355 		}
356 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
357 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
358 		if (wacom->tool[0] != BTN_TOOL_MOUSE) {
359 			if (features->type == GRAPHIRE_BT)
360 				input_report_abs(input, ABS_PRESSURE, data[6] |
361 					(((__u16) (data[1] & 0x08)) << 5));
362 			else
363 				input_report_abs(input, ABS_PRESSURE, data[6] |
364 					((data[7] & 0x03) << 8));
365 			input_report_key(input, BTN_TOUCH, data[1] & 0x01);
366 			input_report_key(input, BTN_STYLUS, data[1] & 0x02);
367 			input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
368 		} else {
369 			input_report_key(input, BTN_LEFT, data[1] & 0x01);
370 			input_report_key(input, BTN_RIGHT, data[1] & 0x02);
371 			if (features->type == WACOM_G4 ||
372 					features->type == WACOM_MO) {
373 				input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
374 				rw = (data[7] & 0x04) - (data[7] & 0x03);
375 			} else if (features->type == GRAPHIRE_BT) {
376 				/* Compute distance between mouse and tablet */
377 				rw = 44 - (data[6] >> 2);
378 				rw = clamp_val(rw, 0, 31);
379 				input_report_abs(input, ABS_DISTANCE, rw);
380 				if (((data[1] >> 5) & 3) == 2) {
381 					/* Mouse with wheel */
382 					input_report_key(input, BTN_MIDDLE,
383 							data[1] & 0x04);
384 					rw = (data[6] & 0x01) ? -1 :
385 						(data[6] & 0x02) ? 1 : 0;
386 				} else {
387 					rw = 0;
388 				}
389 			} else {
390 				input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
391 				rw = -(signed char)data[6];
392 			}
393 			input_report_rel(input, REL_WHEEL, rw);
394 		}
395 
396 		if (!prox)
397 			wacom->id[0] = 0;
398 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
399 		input_report_key(input, wacom->tool[0], prox);
400 		input_sync(input); /* sync last event */
401 	}
402 
403 	/* send pad data */
404 	switch (features->type) {
405 	case WACOM_G4:
406 		prox = data[7] & 0xf8;
407 		if (prox || wacom->id[1]) {
408 			wacom->id[1] = PAD_DEVICE_ID;
409 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
410 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
411 			rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
412 			input_report_rel(pad_input, REL_WHEEL, rw);
413 			if (!prox)
414 				wacom->id[1] = 0;
415 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
416 			retval = 1;
417 		}
418 		break;
419 
420 	case WACOM_MO:
421 		prox = (data[7] & 0xf8) || data[8];
422 		if (prox || wacom->id[1]) {
423 			wacom->id[1] = PAD_DEVICE_ID;
424 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
425 			input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
426 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
427 			input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
428 			input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
429 			if (!prox)
430 				wacom->id[1] = 0;
431 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
432 			retval = 1;
433 		}
434 		break;
435 	case GRAPHIRE_BT:
436 		prox = data[7] & 0x03;
437 		if (prox || wacom->id[1]) {
438 			wacom->id[1] = PAD_DEVICE_ID;
439 			input_report_key(pad_input, BTN_0, (data[7] & 0x02));
440 			input_report_key(pad_input, BTN_1, (data[7] & 0x01));
441 			if (!prox)
442 				wacom->id[1] = 0;
443 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
444 			retval = 1;
445 		}
446 		break;
447 	}
448 
449 	/* Store current battery capacity and power supply state */
450 	if (features->type == GRAPHIRE_BT) {
451 		rw = (data[7] >> 2 & 0x07);
452 		battery_capacity = batcap_gr[rw];
453 		ps_connected = rw == 7;
454 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
455 				     battery_capacity, ps_connected, 1,
456 				     ps_connected);
457 	}
458 exit:
459 	return retval;
460 }
461 
462 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
463 {
464 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
465 	struct wacom_features *features = &wacom_wac->features;
466 	struct hid_report *r;
467 	struct hid_report_enum *re;
468 
469 	re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
470 	if (features->type == INTUOSHT2)
471 		r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
472 	else
473 		r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
474 	if (r) {
475 		hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
476 	}
477 }
478 
479 static int wacom_intuos_pad(struct wacom_wac *wacom)
480 {
481 	struct wacom_features *features = &wacom->features;
482 	unsigned char *data = wacom->data;
483 	struct input_dev *input = wacom->pad_input;
484 	int i;
485 	int buttons = 0, nbuttons = features->numbered_buttons;
486 	int keys = 0, nkeys = 0;
487 	int ring1 = 0, ring2 = 0;
488 	int strip1 = 0, strip2 = 0;
489 	bool prox = false;
490 
491 	/* pad packets. Works as a second tool and is always in prox */
492 	if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
493 	      data[0] == WACOM_REPORT_CINTIQPAD))
494 		return 0;
495 
496 	if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
497 		buttons = (data[3] << 1) | (data[2] & 0x01);
498 		ring1 = data[1];
499 	} else if (features->type == DTK) {
500 		buttons = data[6];
501 	} else if (features->type == WACOM_13HD) {
502 		buttons = (data[4] << 1) | (data[3] & 0x01);
503 	} else if (features->type == WACOM_24HD) {
504 		buttons = (data[8] << 8) | data[6];
505 		ring1 = data[1];
506 		ring2 = data[2];
507 
508 		/*
509 		 * Three "buttons" are available on the 24HD which are
510 		 * physically implemented as a touchstrip. Each button
511 		 * is approximately 3 bits wide with a 2 bit spacing.
512 		 * The raw touchstrip bits are stored at:
513 		 *    ((data[3] & 0x1f) << 8) | data[4])
514 		 */
515 		nkeys = 3;
516 		keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
517 		       ((data[4] & 0xE0) ? 1<<1 : 0) |
518 		       ((data[4] & 0x07) ? 1<<0 : 0);
519 	} else if (features->type == WACOM_27QHD) {
520 		nkeys = 3;
521 		keys = data[2] & 0x07;
522 
523 		input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
524 		input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
525 		input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
526 	} else if (features->type == CINTIQ_HYBRID) {
527 		/*
528 		 * Do not send hardware buttons under Android. They
529 		 * are already sent to the system through GPIO (and
530 		 * have different meaning).
531 		 *
532 		 * d-pad right  -> data[4] & 0x10
533 		 * d-pad up     -> data[4] & 0x20
534 		 * d-pad left   -> data[4] & 0x40
535 		 * d-pad down   -> data[4] & 0x80
536 		 * d-pad center -> data[3] & 0x01
537 		 */
538 		buttons = (data[4] << 1) | (data[3] & 0x01);
539 	} else if (features->type == CINTIQ_COMPANION_2) {
540 		/* d-pad right  -> data[4] & 0x10
541 		 * d-pad up     -> data[4] & 0x20
542 		 * d-pad left   -> data[4] & 0x40
543 		 * d-pad down   -> data[4] & 0x80
544 		 * d-pad center -> data[3] & 0x01
545 		 */
546 		buttons = ((data[2] >> 4) << 7) |
547 		          ((data[1] & 0x04) << 6) |
548 		          ((data[2] & 0x0F) << 2) |
549 		          (data[1] & 0x03);
550 	} else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
551 		/*
552 		 * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
553 		 * addition to the mechanical switch. Switch data is
554 		 * stored in data[4], capacitive data in data[5].
555 		 *
556 		 * Touch ring mode switch (data[3]) has no capacitive sensor
557 		 */
558 		buttons = (data[4] << 1) | (data[3] & 0x01);
559 		ring1 = data[2];
560 	} else {
561 		if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
562 			buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
563 			          (data[6] << 1) | (data[5] & 0x01);
564 
565 			if (features->type == WACOM_22HD) {
566 				nkeys = 3;
567 				keys = data[9] & 0x07;
568 			}
569 		} else {
570 			buttons = ((data[6] & 0x10) << 5)  |
571 			          ((data[5] & 0x10) << 4)  |
572 			          ((data[6] & 0x0F) << 4)  |
573 			          (data[5] & 0x0F);
574 		}
575 		strip1 = ((data[1] & 0x1f) << 8) | data[2];
576 		strip2 = ((data[3] & 0x1f) << 8) | data[4];
577 	}
578 
579 	prox = (buttons & ~(~0 << nbuttons)) | (keys & ~(~0 << nkeys)) |
580 	       (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
581 
582 	wacom_report_numbered_buttons(input, nbuttons, buttons);
583 
584 	for (i = 0; i < nkeys; i++)
585 		input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
586 
587 	input_report_abs(input, ABS_RX, strip1);
588 	input_report_abs(input, ABS_RY, strip2);
589 
590 	input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
591 	input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
592 
593 	input_report_key(input, wacom->tool[1], prox ? 1 : 0);
594 	input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
595 
596 	input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
597 
598 	return 1;
599 }
600 
601 static int wacom_intuos_id_mangle(int tool_id)
602 {
603 	return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
604 }
605 
606 static int wacom_intuos_get_tool_type(int tool_id)
607 {
608 	int tool_type;
609 
610 	switch (tool_id) {
611 	case 0x812: /* Inking pen */
612 	case 0x801: /* Intuos3 Inking pen */
613 	case 0x12802: /* Intuos4/5 Inking Pen */
614 	case 0x012:
615 		tool_type = BTN_TOOL_PENCIL;
616 		break;
617 
618 	case 0x822: /* Pen */
619 	case 0x842:
620 	case 0x852:
621 	case 0x823: /* Intuos3 Grip Pen */
622 	case 0x813: /* Intuos3 Classic Pen */
623 	case 0x885: /* Intuos3 Marker Pen */
624 	case 0x802: /* Intuos4/5 13HD/24HD General Pen */
625 	case 0x804: /* Intuos4/5 13HD/24HD Marker Pen */
626 	case 0x8e2: /* IntuosHT2 pen */
627 	case 0x022:
628 	case 0x10804: /* Intuos4/5 13HD/24HD Art Pen */
629 	case 0x10842: /* MobileStudio Pro Pro Pen slim */
630 	case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
631 	case 0x16802: /* Cintiq 13HD Pro Pen */
632 	case 0x18802: /* DTH2242 Pen */
633 	case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
634 		tool_type = BTN_TOOL_PEN;
635 		break;
636 
637 	case 0x832: /* Stroke pen */
638 	case 0x032:
639 		tool_type = BTN_TOOL_BRUSH;
640 		break;
641 
642 	case 0x007: /* Mouse 4D and 2D */
643 	case 0x09c:
644 	case 0x094:
645 	case 0x017: /* Intuos3 2D Mouse */
646 	case 0x806: /* Intuos4 Mouse */
647 		tool_type = BTN_TOOL_MOUSE;
648 		break;
649 
650 	case 0x096: /* Lens cursor */
651 	case 0x097: /* Intuos3 Lens cursor */
652 	case 0x006: /* Intuos4 Lens cursor */
653 		tool_type = BTN_TOOL_LENS;
654 		break;
655 
656 	case 0x82a: /* Eraser */
657 	case 0x84a:
658 	case 0x85a:
659 	case 0x91a:
660 	case 0xd1a:
661 	case 0x0fa:
662 	case 0x82b: /* Intuos3 Grip Pen Eraser */
663 	case 0x81b: /* Intuos3 Classic Pen Eraser */
664 	case 0x91b: /* Intuos3 Airbrush Eraser */
665 	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
666 	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
667 	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
668 	case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
669 	case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
670 	case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
671 	case 0x1084a: /* MobileStudio Pro Pro Pen slim Eraser */
672 	case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
673 	case 0x1880a: /* DTH2242 Eraser */
674 	case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
675 		tool_type = BTN_TOOL_RUBBER;
676 		break;
677 
678 	case 0xd12:
679 	case 0x912:
680 	case 0x112:
681 	case 0x913: /* Intuos3 Airbrush */
682 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
683 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
684 		tool_type = BTN_TOOL_AIRBRUSH;
685 		break;
686 
687 	default: /* Unknown tool */
688 		tool_type = BTN_TOOL_PEN;
689 		break;
690 	}
691 	return tool_type;
692 }
693 
694 static void wacom_exit_report(struct wacom_wac *wacom)
695 {
696 	struct input_dev *input = wacom->pen_input;
697 	struct wacom_features *features = &wacom->features;
698 	unsigned char *data = wacom->data;
699 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
700 
701 	/*
702 	 * Reset all states otherwise we lose the initial states
703 	 * when in-prox next time
704 	 */
705 	input_report_abs(input, ABS_X, 0);
706 	input_report_abs(input, ABS_Y, 0);
707 	input_report_abs(input, ABS_DISTANCE, 0);
708 	input_report_abs(input, ABS_TILT_X, 0);
709 	input_report_abs(input, ABS_TILT_Y, 0);
710 	if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
711 		input_report_key(input, BTN_LEFT, 0);
712 		input_report_key(input, BTN_MIDDLE, 0);
713 		input_report_key(input, BTN_RIGHT, 0);
714 		input_report_key(input, BTN_SIDE, 0);
715 		input_report_key(input, BTN_EXTRA, 0);
716 		input_report_abs(input, ABS_THROTTLE, 0);
717 		input_report_abs(input, ABS_RZ, 0);
718 	} else {
719 		input_report_abs(input, ABS_PRESSURE, 0);
720 		input_report_key(input, BTN_STYLUS, 0);
721 		input_report_key(input, BTN_STYLUS2, 0);
722 		input_report_key(input, BTN_TOUCH, 0);
723 		input_report_abs(input, ABS_WHEEL, 0);
724 		if (features->type >= INTUOS3S)
725 			input_report_abs(input, ABS_Z, 0);
726 	}
727 	input_report_key(input, wacom->tool[idx], 0);
728 	input_report_abs(input, ABS_MISC, 0); /* reset tool id */
729 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
730 	wacom->id[idx] = 0;
731 }
732 
733 static int wacom_intuos_inout(struct wacom_wac *wacom)
734 {
735 	struct wacom_features *features = &wacom->features;
736 	unsigned char *data = wacom->data;
737 	struct input_dev *input = wacom->pen_input;
738 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
739 
740 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
741 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
742 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
743 		return 0;
744 
745 	/* Enter report */
746 	if ((data[1] & 0xfc) == 0xc0) {
747 		/* serial number of the tool */
748 		wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
749 			(data[4] << 20) + (data[5] << 12) +
750 			(data[6] << 4) + (data[7] >> 4);
751 
752 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
753 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
754 
755 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
756 
757 		wacom->shared->stylus_in_proximity = true;
758 		return 1;
759 	}
760 
761 	/* in Range */
762 	if ((data[1] & 0xfe) == 0x20) {
763 		if (features->type != INTUOSHT2)
764 			wacom->shared->stylus_in_proximity = true;
765 
766 		/* in Range while exiting */
767 		if (wacom->reporting_data) {
768 			input_report_key(input, BTN_TOUCH, 0);
769 			input_report_abs(input, ABS_PRESSURE, 0);
770 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
771 			return 2;
772 		}
773 		return 1;
774 	}
775 
776 	/* Exit report */
777 	if ((data[1] & 0xfe) == 0x80) {
778 		wacom->shared->stylus_in_proximity = false;
779 		wacom->reporting_data = false;
780 
781 		/* don't report exit if we don't know the ID */
782 		if (!wacom->id[idx])
783 			return 1;
784 
785 		wacom_exit_report(wacom);
786 		return 2;
787 	}
788 
789 	return 0;
790 }
791 
792 static inline bool report_touch_events(struct wacom_wac *wacom)
793 {
794 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
795 }
796 
797 static inline bool delay_pen_events(struct wacom_wac *wacom)
798 {
799 	return (wacom->shared->touch_down && touch_arbitration);
800 }
801 
802 static int wacom_intuos_general(struct wacom_wac *wacom)
803 {
804 	struct wacom_features *features = &wacom->features;
805 	unsigned char *data = wacom->data;
806 	struct input_dev *input = wacom->pen_input;
807 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
808 	unsigned char type = (data[1] >> 1) & 0x0F;
809 	unsigned int x, y, distance, t;
810 
811 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
812 		data[0] != WACOM_REPORT_INTUOS_PEN)
813 		return 0;
814 
815 	if (delay_pen_events(wacom))
816 		return 1;
817 
818 	/* don't report events if we don't know the tool ID */
819 	if (!wacom->id[idx]) {
820 		/* but reschedule a read of the current tool */
821 		wacom_intuos_schedule_prox_event(wacom);
822 		return 1;
823 	}
824 
825 	/*
826 	 * don't report events for invalid data
827 	 */
828 	/* older I4 styli don't work with new Cintiqs */
829 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
830 			(features->type == WACOM_21UX2)) ||
831 	    /* Only large Intuos support Lense Cursor */
832 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
833 		(features->type == INTUOS3 ||
834 		 features->type == INTUOS3S ||
835 		 features->type == INTUOS4 ||
836 		 features->type == INTUOS4S ||
837 		 features->type == INTUOS5 ||
838 		 features->type == INTUOS5S ||
839 		 features->type == INTUOSPM ||
840 		 features->type == INTUOSPS)) ||
841 	   /* Cintiq doesn't send data when RDY bit isn't set */
842 	   (features->type == CINTIQ && !(data[1] & 0x40)))
843 		return 1;
844 
845 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
846 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
847 	distance = data[9] >> 2;
848 	if (features->type < INTUOS3S) {
849 		x >>= 1;
850 		y >>= 1;
851 		distance >>= 1;
852 	}
853 	input_report_abs(input, ABS_X, x);
854 	input_report_abs(input, ABS_Y, y);
855 	input_report_abs(input, ABS_DISTANCE, distance);
856 
857 	switch (type) {
858 	case 0x00:
859 	case 0x01:
860 	case 0x02:
861 	case 0x03:
862 		/* general pen packet */
863 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
864 		if (features->pressure_max < 2047)
865 			t >>= 1;
866 		input_report_abs(input, ABS_PRESSURE, t);
867 		if (features->type != INTUOSHT2) {
868 		    input_report_abs(input, ABS_TILT_X,
869 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
870 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
871 		}
872 		input_report_key(input, BTN_STYLUS, data[1] & 2);
873 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
874 		input_report_key(input, BTN_TOUCH, t > 10);
875 		break;
876 
877 	case 0x0a:
878 		/* airbrush second packet */
879 		input_report_abs(input, ABS_WHEEL,
880 				(data[6] << 2) | ((data[7] >> 6) & 3));
881 		input_report_abs(input, ABS_TILT_X,
882 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
883 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
884 		break;
885 
886 	case 0x05:
887 		/* Rotation packet */
888 		if (features->type >= INTUOS3S) {
889 			/* I3 marker pen rotation */
890 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
891 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
892 				((t-1) / 2 + 450)) : (450 - t / 2) ;
893 			input_report_abs(input, ABS_Z, t);
894 		} else {
895 			/* 4D mouse 2nd packet */
896 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
897 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
898 				((t - 1) / 2) : -t / 2);
899 		}
900 		break;
901 
902 	case 0x04:
903 		/* 4D mouse 1st packet */
904 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
905 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
906 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
907 
908 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
909 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
910 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
911 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
912 		break;
913 
914 	case 0x06:
915 		/* I4 mouse */
916 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
917 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
918 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
919 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
920 				 - ((data[7] & 0x40) >> 6));
921 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
922 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
923 
924 		input_report_abs(input, ABS_TILT_X,
925 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
926 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
927 		break;
928 
929 	case 0x08:
930 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
931 			/* 2D mouse packet */
932 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
933 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
934 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
935 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
936 					 - ((data[8] & 0x02) >> 1));
937 
938 			/* I3 2D mouse side buttons */
939 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
940 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
941 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
942 			}
943 		}
944 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
945 			/* Lens cursor packets */
946 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
947 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
948 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
949 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
950 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
951 		}
952 		break;
953 
954 	case 0x07:
955 	case 0x09:
956 	case 0x0b:
957 	case 0x0c:
958 	case 0x0d:
959 	case 0x0e:
960 	case 0x0f:
961 		/* unhandled */
962 		break;
963 	}
964 
965 	input_report_abs(input, ABS_MISC,
966 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
967 	input_report_key(input, wacom->tool[idx], 1);
968 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
969 	wacom->reporting_data = true;
970 	return 2;
971 }
972 
973 static int wacom_intuos_irq(struct wacom_wac *wacom)
974 {
975 	unsigned char *data = wacom->data;
976 	struct input_dev *input = wacom->pen_input;
977 	int result;
978 
979 	if (data[0] != WACOM_REPORT_PENABLED &&
980 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
981 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
982 	    data[0] != WACOM_REPORT_INTUOSPAD &&
983 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
984 	    data[0] != WACOM_REPORT_CINTIQ &&
985 	    data[0] != WACOM_REPORT_CINTIQPAD &&
986 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
987 		dev_dbg(input->dev.parent,
988 			"%s: received unknown report #%d\n", __func__, data[0]);
989                 return 0;
990 	}
991 
992 	/* process pad events */
993 	result = wacom_intuos_pad(wacom);
994 	if (result)
995 		return result;
996 
997 	/* process in/out prox events */
998 	result = wacom_intuos_inout(wacom);
999 	if (result)
1000 		return result - 1;
1001 
1002 	/* process general packets */
1003 	result = wacom_intuos_general(wacom);
1004 	if (result)
1005 		return result - 1;
1006 
1007 	return 0;
1008 }
1009 
1010 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1011 {
1012 	unsigned char *data = wacom_wac->data;
1013 	struct input_dev *input;
1014 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1015 	struct wacom_remote *remote = wacom->remote;
1016 	int bat_charging, bat_percent, touch_ring_mode;
1017 	__u32 serial;
1018 	int i, index = -1;
1019 	unsigned long flags;
1020 
1021 	if (data[0] != WACOM_REPORT_REMOTE) {
1022 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1023 			__func__, data[0]);
1024 		return 0;
1025 	}
1026 
1027 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1028 	wacom_wac->id[0] = PAD_DEVICE_ID;
1029 
1030 	spin_lock_irqsave(&remote->remote_lock, flags);
1031 
1032 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1033 		if (remote->remotes[i].serial == serial) {
1034 			index = i;
1035 			break;
1036 		}
1037 	}
1038 
1039 	if (index < 0 || !remote->remotes[index].registered)
1040 		goto out;
1041 
1042 	input = remote->remotes[index].input;
1043 
1044 	input_report_key(input, BTN_0, (data[9] & 0x01));
1045 	input_report_key(input, BTN_1, (data[9] & 0x02));
1046 	input_report_key(input, BTN_2, (data[9] & 0x04));
1047 	input_report_key(input, BTN_3, (data[9] & 0x08));
1048 	input_report_key(input, BTN_4, (data[9] & 0x10));
1049 	input_report_key(input, BTN_5, (data[9] & 0x20));
1050 	input_report_key(input, BTN_6, (data[9] & 0x40));
1051 	input_report_key(input, BTN_7, (data[9] & 0x80));
1052 
1053 	input_report_key(input, BTN_8, (data[10] & 0x01));
1054 	input_report_key(input, BTN_9, (data[10] & 0x02));
1055 	input_report_key(input, BTN_A, (data[10] & 0x04));
1056 	input_report_key(input, BTN_B, (data[10] & 0x08));
1057 	input_report_key(input, BTN_C, (data[10] & 0x10));
1058 	input_report_key(input, BTN_X, (data[10] & 0x20));
1059 	input_report_key(input, BTN_Y, (data[10] & 0x40));
1060 	input_report_key(input, BTN_Z, (data[10] & 0x80));
1061 
1062 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1063 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1064 
1065 	if (data[12] & 0x80)
1066 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f));
1067 	else
1068 		input_report_abs(input, ABS_WHEEL, 0);
1069 
1070 	bat_percent = data[7] & 0x7f;
1071 	bat_charging = !!(data[7] & 0x80);
1072 
1073 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1074 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1075 	else
1076 		input_report_abs(input, ABS_MISC, 0);
1077 
1078 	input_event(input, EV_MSC, MSC_SERIAL, serial);
1079 
1080 	input_sync(input);
1081 
1082 	/*Which mode select (LED light) is currently on?*/
1083 	touch_ring_mode = (data[11] & 0xC0) >> 6;
1084 
1085 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1086 		if (remote->remotes[i].serial == serial)
1087 			wacom->led.groups[i].select = touch_ring_mode;
1088 	}
1089 
1090 	__wacom_notify_battery(&remote->remotes[index].battery,
1091 				WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1092 				bat_charging, 1, bat_charging);
1093 
1094 out:
1095 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1096 	return 0;
1097 }
1098 
1099 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1100 {
1101 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1102 	unsigned char *data = wacom_wac->data;
1103 	struct wacom_remote *remote = wacom->remote;
1104 	struct wacom_remote_data remote_data;
1105 	unsigned long flags;
1106 	int i, ret;
1107 
1108 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1109 		return;
1110 
1111 	memset(&remote_data, 0, sizeof(struct wacom_remote_data));
1112 
1113 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1114 		int j = i * 6;
1115 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1116 		bool connected = data[j+2];
1117 
1118 		remote_data.remote[i].serial = serial;
1119 		remote_data.remote[i].connected = connected;
1120 	}
1121 
1122 	spin_lock_irqsave(&remote->remote_lock, flags);
1123 
1124 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1125 	if (ret != sizeof(remote_data)) {
1126 		spin_unlock_irqrestore(&remote->remote_lock, flags);
1127 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1128 		return;
1129 	}
1130 
1131 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1132 
1133 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1134 }
1135 
1136 static int int_dist(int x1, int y1, int x2, int y2)
1137 {
1138 	int x = x2 - x1;
1139 	int y = y2 - y1;
1140 
1141 	return int_sqrt(x*x + y*y);
1142 }
1143 
1144 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1145 		unsigned char *data)
1146 {
1147 	memcpy(wacom->data, data, 10);
1148 	wacom_intuos_irq(wacom);
1149 
1150 	input_sync(wacom->pen_input);
1151 	if (wacom->pad_input)
1152 		input_sync(wacom->pad_input);
1153 }
1154 
1155 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1156 {
1157 	unsigned char data[WACOM_PKGLEN_MAX];
1158 	int i = 1;
1159 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1160 
1161 	memcpy(data, wacom->data, len);
1162 
1163 	switch (data[0]) {
1164 	case 0x04:
1165 		wacom_intuos_bt_process_data(wacom, data + i);
1166 		i += 10;
1167 		/* fall through */
1168 	case 0x03:
1169 		wacom_intuos_bt_process_data(wacom, data + i);
1170 		i += 10;
1171 		wacom_intuos_bt_process_data(wacom, data + i);
1172 		i += 10;
1173 		power_raw = data[i];
1174 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1175 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1176 		battery_capacity = batcap_i4[power_raw & 0x07];
1177 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1178 				     battery_capacity, bat_charging,
1179 				     battery_capacity || bat_charging,
1180 				     ps_connected);
1181 		break;
1182 	default:
1183 		dev_dbg(wacom->pen_input->dev.parent,
1184 				"Unknown report: %d,%d size:%zu\n",
1185 				data[0], data[1], len);
1186 		return 0;
1187 	}
1188 	return 0;
1189 }
1190 
1191 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1192 {
1193 	struct input_dev *input = wacom->touch_input;
1194 	unsigned touch_max = wacom->features.touch_max;
1195 	int count = 0;
1196 	int i;
1197 
1198 	if (!touch_max)
1199 		return 0;
1200 
1201 	if (touch_max == 1)
1202 		return test_bit(BTN_TOUCH, input->key) &&
1203 			report_touch_events(wacom);
1204 
1205 	for (i = 0; i < input->mt->num_slots; i++) {
1206 		struct input_mt_slot *ps = &input->mt->slots[i];
1207 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1208 		if (id >= 0)
1209 			count++;
1210 	}
1211 
1212 	return count;
1213 }
1214 
1215 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1216 {
1217 	int pen_frame_len, pen_frames;
1218 
1219 	struct input_dev *pen_input = wacom->pen_input;
1220 	unsigned char *data = wacom->data;
1221 	int i;
1222 
1223 	if (wacom->features.type == INTUOSP2_BT) {
1224 		wacom->serial[0] = get_unaligned_le64(&data[99]);
1225 		wacom->id[0]     = get_unaligned_le16(&data[107]);
1226 		pen_frame_len = 14;
1227 		pen_frames = 7;
1228 	} else {
1229 		wacom->serial[0] = get_unaligned_le64(&data[33]);
1230 		wacom->id[0]     = get_unaligned_le16(&data[41]);
1231 		pen_frame_len = 8;
1232 		pen_frames = 4;
1233 	}
1234 
1235 	if (wacom->serial[0] >> 52 == 1) {
1236 		/* Add back in missing bits of ID for non-USI pens */
1237 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1238 	}
1239 	wacom->tool[0]   = wacom_intuos_get_tool_type(wacom_intuos_id_mangle(wacom->id[0]));
1240 
1241 	for (i = 0; i < pen_frames; i++) {
1242 		unsigned char *frame = &data[i*pen_frame_len + 1];
1243 		bool valid = frame[0] & 0x80;
1244 		bool prox = frame[0] & 0x40;
1245 		bool range = frame[0] & 0x20;
1246 
1247 		if (!valid)
1248 			continue;
1249 
1250 		if (!prox) {
1251 			wacom->shared->stylus_in_proximity = false;
1252 			wacom_exit_report(wacom);
1253 			input_sync(pen_input);
1254 			return;
1255 		}
1256 		if (range) {
1257 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1258 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1259 
1260 			if (wacom->features.type == INTUOSP2_BT) {
1261 				/* Fix rotation alignment: userspace expects zero at left */
1262 				int16_t rotation =
1263 					(int16_t)get_unaligned_le16(&frame[9]);
1264 				rotation += 1800/4;
1265 
1266 				if (rotation > 899)
1267 					rotation -= 1800;
1268 
1269 				input_report_abs(pen_input, ABS_TILT_X,
1270 						 (char)frame[7]);
1271 				input_report_abs(pen_input, ABS_TILT_Y,
1272 						 (char)frame[8]);
1273 				input_report_abs(pen_input, ABS_Z, rotation);
1274 				input_report_abs(pen_input, ABS_WHEEL,
1275 						 get_unaligned_le16(&frame[11]));
1276 			}
1277 		}
1278 		input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1279 		if (wacom->features.type == INTUOSP2_BT) {
1280 			input_report_abs(pen_input, ABS_DISTANCE,
1281 					 range ? frame[13] : wacom->features.distance_max);
1282 		} else {
1283 			input_report_abs(pen_input, ABS_DISTANCE,
1284 					 range ? frame[7] : wacom->features.distance_max);
1285 		}
1286 
1287 		input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x01);
1288 		input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1289 		input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1290 
1291 		input_report_key(pen_input, wacom->tool[0], prox);
1292 		input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1293 		input_report_abs(pen_input, ABS_MISC,
1294 				 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1295 
1296 		wacom->shared->stylus_in_proximity = prox;
1297 
1298 		input_sync(pen_input);
1299 	}
1300 }
1301 
1302 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1303 {
1304 	const int finger_touch_len = 8;
1305 	const int finger_frames = 4;
1306 	const int finger_frame_len = 43;
1307 
1308 	struct input_dev *touch_input = wacom->touch_input;
1309 	unsigned char *data = wacom->data;
1310 	int num_contacts_left = 5;
1311 	int i, j;
1312 
1313 	for (i = 0; i < finger_frames; i++) {
1314 		unsigned char *frame = &data[i*finger_frame_len + 109];
1315 		int current_num_contacts = frame[0] & 0x7F;
1316 		int contacts_to_send;
1317 
1318 		if (!(frame[0] & 0x80))
1319 			continue;
1320 
1321 		/*
1322 		 * First packet resets the counter since only the first
1323 		 * packet in series will have non-zero current_num_contacts.
1324 		 */
1325 		if (current_num_contacts)
1326 			wacom->num_contacts_left = current_num_contacts;
1327 
1328 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1329 
1330 		for (j = 0; j < contacts_to_send; j++) {
1331 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1332 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1333 			int x = get_unaligned_le16(&touch[2]);
1334 			int y = get_unaligned_le16(&touch[4]);
1335 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1336 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1337 
1338 			if (slot < 0)
1339 				continue;
1340 
1341 			input_mt_slot(touch_input, slot);
1342 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1343 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1344 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1345 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1346 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1347 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1348 		}
1349 
1350 		input_mt_sync_frame(touch_input);
1351 
1352 		wacom->num_contacts_left -= contacts_to_send;
1353 		if (wacom->num_contacts_left <= 0) {
1354 			wacom->num_contacts_left = 0;
1355 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1356 		}
1357 	}
1358 
1359 	input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1360 	input_sync(touch_input);
1361 }
1362 
1363 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1364 {
1365 	struct input_dev *pad_input = wacom->pad_input;
1366 	unsigned char *data = wacom->data;
1367 
1368 	int buttons = (data[282] << 1) | ((data[281] >> 6) & 0x01);
1369 	int ring = data[285] & 0x7F;
1370 	bool ringstatus = data[285] & 0x80;
1371 	bool prox = buttons || ringstatus;
1372 
1373 	/* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1374 	ring = 71 - ring;
1375 	ring += 3*72/16;
1376 	if (ring > 71)
1377 		ring -= 72;
1378 
1379 	wacom_report_numbered_buttons(pad_input, 9, buttons);
1380 
1381 	input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1382 
1383 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1384 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1385 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1386 
1387 	input_sync(pad_input);
1388 }
1389 
1390 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1391 {
1392 	unsigned char *data = wacom->data;
1393 
1394 	bool chg = data[284] & 0x80;
1395 	int battery_status = data[284] & 0x7F;
1396 
1397 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1398 			     battery_status, chg, 1, chg);
1399 }
1400 
1401 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1402 {
1403 	struct input_dev *pad_input = wacom->pad_input;
1404 	unsigned char *data = wacom->data;
1405 
1406 	int buttons = data[44];
1407 
1408 	wacom_report_numbered_buttons(pad_input, 4, buttons);
1409 
1410 	input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1411 	input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1412 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1413 
1414 	input_sync(pad_input);
1415 }
1416 
1417 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1418 {
1419 	unsigned char *data = wacom->data;
1420 
1421 	bool chg = data[45] & 0x80;
1422 	int battery_status = data[45] & 0x7F;
1423 
1424 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1425 			     battery_status, chg, 1, chg);
1426 }
1427 
1428 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1429 {
1430 	unsigned char *data = wacom->data;
1431 
1432 	if (data[0] != 0x80 && data[0] != 0x81) {
1433 		dev_dbg(wacom->pen_input->dev.parent,
1434 			"%s: received unknown report #%d\n", __func__, data[0]);
1435 		return 0;
1436 	}
1437 
1438 	wacom_intuos_pro2_bt_pen(wacom);
1439 	if (wacom->features.type == INTUOSP2_BT) {
1440 		wacom_intuos_pro2_bt_touch(wacom);
1441 		wacom_intuos_pro2_bt_pad(wacom);
1442 		wacom_intuos_pro2_bt_battery(wacom);
1443 	} else {
1444 		wacom_intuos_gen3_bt_pad(wacom);
1445 		wacom_intuos_gen3_bt_battery(wacom);
1446 	}
1447 	return 0;
1448 }
1449 
1450 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1451 {
1452 	struct input_dev *input = wacom->touch_input;
1453 	unsigned char *data = wacom->data;
1454 	int i;
1455 	int current_num_contacts = data[61];
1456 	int contacts_to_send = 0;
1457 	int num_contacts_left = 4; /* maximum contacts per packet */
1458 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1459 	int y_offset = 2;
1460 
1461 	if (wacom->features.type == WACOM_27QHDT) {
1462 		current_num_contacts = data[63];
1463 		num_contacts_left = 10;
1464 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1465 		y_offset = 0;
1466 	}
1467 
1468 	/*
1469 	 * First packet resets the counter since only the first
1470 	 * packet in series will have non-zero current_num_contacts.
1471 	 */
1472 	if (current_num_contacts)
1473 		wacom->num_contacts_left = current_num_contacts;
1474 
1475 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1476 
1477 	for (i = 0; i < contacts_to_send; i++) {
1478 		int offset = (byte_per_packet * i) + 1;
1479 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1480 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1481 
1482 		if (slot < 0)
1483 			continue;
1484 		input_mt_slot(input, slot);
1485 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1486 
1487 		if (touch) {
1488 			int t_x = get_unaligned_le16(&data[offset + 2]);
1489 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1490 
1491 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1492 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1493 
1494 			if (wacom->features.type != WACOM_27QHDT) {
1495 				int c_x = get_unaligned_le16(&data[offset + 4]);
1496 				int c_y = get_unaligned_le16(&data[offset + 8]);
1497 				int w = get_unaligned_le16(&data[offset + 10]);
1498 				int h = get_unaligned_le16(&data[offset + 12]);
1499 
1500 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1501 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1502 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1503 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1504 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1505 			}
1506 		}
1507 	}
1508 	input_mt_sync_frame(input);
1509 
1510 	wacom->num_contacts_left -= contacts_to_send;
1511 	if (wacom->num_contacts_left <= 0) {
1512 		wacom->num_contacts_left = 0;
1513 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1514 	}
1515 	return 1;
1516 }
1517 
1518 static int wacom_mt_touch(struct wacom_wac *wacom)
1519 {
1520 	struct input_dev *input = wacom->touch_input;
1521 	unsigned char *data = wacom->data;
1522 	int i;
1523 	int current_num_contacts = data[2];
1524 	int contacts_to_send = 0;
1525 	int x_offset = 0;
1526 
1527 	/* MTTPC does not support Height and Width */
1528 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1529 		x_offset = -4;
1530 
1531 	/*
1532 	 * First packet resets the counter since only the first
1533 	 * packet in series will have non-zero current_num_contacts.
1534 	 */
1535 	if (current_num_contacts)
1536 		wacom->num_contacts_left = current_num_contacts;
1537 
1538 	/* There are at most 5 contacts per packet */
1539 	contacts_to_send = min(5, wacom->num_contacts_left);
1540 
1541 	for (i = 0; i < contacts_to_send; i++) {
1542 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1543 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1544 		int id = get_unaligned_le16(&data[offset + 1]);
1545 		int slot = input_mt_get_slot_by_key(input, id);
1546 
1547 		if (slot < 0)
1548 			continue;
1549 
1550 		input_mt_slot(input, slot);
1551 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1552 		if (touch) {
1553 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1554 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1555 			input_report_abs(input, ABS_MT_POSITION_X, x);
1556 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1557 		}
1558 	}
1559 	input_mt_sync_frame(input);
1560 
1561 	wacom->num_contacts_left -= contacts_to_send;
1562 	if (wacom->num_contacts_left <= 0) {
1563 		wacom->num_contacts_left = 0;
1564 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1565 	}
1566 	return 1;
1567 }
1568 
1569 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1570 {
1571 	struct input_dev *input = wacom->touch_input;
1572 	unsigned char *data = wacom->data;
1573 	int i;
1574 
1575 	for (i = 0; i < 2; i++) {
1576 		int p = data[1] & (1 << i);
1577 		bool touch = p && report_touch_events(wacom);
1578 
1579 		input_mt_slot(input, i);
1580 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1581 		if (touch) {
1582 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1583 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1584 
1585 			input_report_abs(input, ABS_MT_POSITION_X, x);
1586 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1587 		}
1588 	}
1589 	input_mt_sync_frame(input);
1590 
1591 	/* keep touch state for pen event */
1592 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1593 
1594 	return 1;
1595 }
1596 
1597 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1598 {
1599 	unsigned char *data = wacom->data;
1600 	struct input_dev *input = wacom->touch_input;
1601 	bool prox = report_touch_events(wacom);
1602 	int x = 0, y = 0;
1603 
1604 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1605 		return 0;
1606 
1607 	if (len == WACOM_PKGLEN_TPC1FG) {
1608 		prox = prox && (data[0] & 0x01);
1609 		x = get_unaligned_le16(&data[1]);
1610 		y = get_unaligned_le16(&data[3]);
1611 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1612 		prox = prox && (data[2] & 0x01);
1613 		x = get_unaligned_le16(&data[3]);
1614 		y = get_unaligned_le16(&data[5]);
1615 	} else {
1616 		prox = prox && (data[1] & 0x01);
1617 		x = le16_to_cpup((__le16 *)&data[2]);
1618 		y = le16_to_cpup((__le16 *)&data[4]);
1619 	}
1620 
1621 	if (prox) {
1622 		input_report_abs(input, ABS_X, x);
1623 		input_report_abs(input, ABS_Y, y);
1624 	}
1625 	input_report_key(input, BTN_TOUCH, prox);
1626 
1627 	/* keep touch state for pen events */
1628 	wacom->shared->touch_down = prox;
1629 
1630 	return 1;
1631 }
1632 
1633 static int wacom_tpc_pen(struct wacom_wac *wacom)
1634 {
1635 	unsigned char *data = wacom->data;
1636 	struct input_dev *input = wacom->pen_input;
1637 	bool prox = data[1] & 0x20;
1638 
1639 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1640 		/* Going into proximity select tool */
1641 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1642 
1643 	/* keep pen state for touch events */
1644 	wacom->shared->stylus_in_proximity = prox;
1645 
1646 	/* send pen events only when touch is up or forced out
1647 	 * or touch arbitration is off
1648 	 */
1649 	if (!delay_pen_events(wacom)) {
1650 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1651 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1652 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1653 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1654 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1655 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1656 		input_report_key(input, wacom->tool[0], prox);
1657 		return 1;
1658 	}
1659 
1660 	return 0;
1661 }
1662 
1663 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1664 {
1665 	unsigned char *data = wacom->data;
1666 
1667 	if (wacom->pen_input) {
1668 		dev_dbg(wacom->pen_input->dev.parent,
1669 			"%s: received report #%d\n", __func__, data[0]);
1670 
1671 		if (len == WACOM_PKGLEN_PENABLED ||
1672 		    data[0] == WACOM_REPORT_PENABLED)
1673 			return wacom_tpc_pen(wacom);
1674 	}
1675 	else if (wacom->touch_input) {
1676 		dev_dbg(wacom->touch_input->dev.parent,
1677 			"%s: received report #%d\n", __func__, data[0]);
1678 
1679 		switch (len) {
1680 		case WACOM_PKGLEN_TPC1FG:
1681 			return wacom_tpc_single_touch(wacom, len);
1682 
1683 		case WACOM_PKGLEN_TPC2FG:
1684 			return wacom_tpc_mt_touch(wacom);
1685 
1686 		default:
1687 			switch (data[0]) {
1688 			case WACOM_REPORT_TPC1FG:
1689 			case WACOM_REPORT_TPCHID:
1690 			case WACOM_REPORT_TPCST:
1691 			case WACOM_REPORT_TPC1FGE:
1692 				return wacom_tpc_single_touch(wacom, len);
1693 
1694 			case WACOM_REPORT_TPCMT:
1695 			case WACOM_REPORT_TPCMT2:
1696 				return wacom_mt_touch(wacom);
1697 
1698 			}
1699 		}
1700 	}
1701 
1702 	return 0;
1703 }
1704 
1705 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1706 				 int value, int num, int denom)
1707 {
1708 	struct input_absinfo *abs = &input->absinfo[usage->code];
1709 	int range = (abs->maximum - abs->minimum + 1);
1710 
1711 	value += num*range/denom;
1712 	if (value > abs->maximum)
1713 		value -= range;
1714 	else if (value < abs->minimum)
1715 		value += range;
1716 	return value;
1717 }
1718 
1719 int wacom_equivalent_usage(int usage)
1720 {
1721 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1722 		int subpage = (usage & 0xFF00) << 8;
1723 		int subusage = (usage & 0xFF);
1724 
1725 		if (subpage == WACOM_HID_SP_PAD ||
1726 		    subpage == WACOM_HID_SP_BUTTON ||
1727 		    subpage == WACOM_HID_SP_DIGITIZER ||
1728 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1729 		    usage == WACOM_HID_WD_SENSE ||
1730 		    usage == WACOM_HID_WD_SERIALHI ||
1731 		    usage == WACOM_HID_WD_TOOLTYPE ||
1732 		    usage == WACOM_HID_WD_DISTANCE ||
1733 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1734 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1735 		    usage == WACOM_HID_WD_TOUCHRING ||
1736 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1737 		    usage == WACOM_HID_WD_REPORT_VALID) {
1738 			return usage;
1739 		}
1740 
1741 		if (subpage == HID_UP_UNDEFINED)
1742 			subpage = HID_UP_DIGITIZER;
1743 
1744 		return subpage | subusage;
1745 	}
1746 
1747 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1748 		int subpage = (usage & 0xFF00) << 8;
1749 		int subusage = (usage & 0xFF);
1750 
1751 		if (subpage == HID_UP_UNDEFINED)
1752 			subpage = WACOM_HID_SP_DIGITIZER;
1753 
1754 		return subpage | subusage;
1755 	}
1756 
1757 	return usage;
1758 }
1759 
1760 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1761 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1762 {
1763 	struct wacom *wacom = input_get_drvdata(input);
1764 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1765 	struct wacom_features *features = &wacom_wac->features;
1766 	int fmin = field->logical_minimum;
1767 	int fmax = field->logical_maximum;
1768 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1769 	int resolution_code = code;
1770 
1771 	if (equivalent_usage == HID_DG_TWIST) {
1772 		resolution_code = ABS_RZ;
1773 	}
1774 
1775 	if (equivalent_usage == HID_GD_X) {
1776 		fmin += features->offset_left;
1777 		fmax -= features->offset_right;
1778 	}
1779 	if (equivalent_usage == HID_GD_Y) {
1780 		fmin += features->offset_top;
1781 		fmax -= features->offset_bottom;
1782 	}
1783 
1784 	usage->type = type;
1785 	usage->code = code;
1786 
1787 	set_bit(type, input->evbit);
1788 
1789 	switch (type) {
1790 	case EV_ABS:
1791 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1792 		input_abs_set_res(input, code,
1793 				  hidinput_calc_abs_res(field, resolution_code));
1794 		break;
1795 	case EV_KEY:
1796 		input_set_capability(input, EV_KEY, code);
1797 		break;
1798 	case EV_MSC:
1799 		input_set_capability(input, EV_MSC, code);
1800 		break;
1801 	case EV_SW:
1802 		input_set_capability(input, EV_SW, code);
1803 		break;
1804 	}
1805 }
1806 
1807 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1808 		struct hid_field *field, struct hid_usage *usage)
1809 {
1810 	struct wacom *wacom = hid_get_drvdata(hdev);
1811 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1812 	struct wacom_features *features = &wacom_wac->features;
1813 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1814 
1815 	switch (equivalent_usage) {
1816 	case HID_DG_BATTERYSTRENGTH:
1817 	case WACOM_HID_WD_BATTERY_LEVEL:
1818 	case WACOM_HID_WD_BATTERY_CHARGING:
1819 		features->quirks |= WACOM_QUIRK_BATTERY;
1820 		break;
1821 	}
1822 }
1823 
1824 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1825 		struct hid_usage *usage, __s32 value)
1826 {
1827 	struct wacom *wacom = hid_get_drvdata(hdev);
1828 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1829 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1830 
1831 	switch (equivalent_usage) {
1832 	case HID_DG_BATTERYSTRENGTH:
1833 		if (value == 0) {
1834 			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1835 		}
1836 		else {
1837 			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1838 			wacom_wac->hid_data.battery_capacity = value;
1839 			wacom_wac->hid_data.bat_connected = 1;
1840 			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1841 		}
1842 		break;
1843 	case WACOM_HID_WD_BATTERY_LEVEL:
1844 		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1845 		wacom_wac->hid_data.battery_capacity = value;
1846 		wacom_wac->hid_data.bat_connected = 1;
1847 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1848 		break;
1849 	case WACOM_HID_WD_BATTERY_CHARGING:
1850 		wacom_wac->hid_data.bat_charging = value;
1851 		wacom_wac->hid_data.ps_connected = value;
1852 		wacom_wac->hid_data.bat_connected = 1;
1853 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1854 		break;
1855 	}
1856 }
1857 
1858 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
1859 		struct hid_report *report)
1860 {
1861 	return;
1862 }
1863 
1864 static void wacom_wac_battery_report(struct hid_device *hdev,
1865 		struct hid_report *report)
1866 {
1867 	struct wacom *wacom = hid_get_drvdata(hdev);
1868 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1869 	struct wacom_features *features = &wacom_wac->features;
1870 
1871 	if (features->quirks & WACOM_QUIRK_BATTERY) {
1872 		int status = wacom_wac->hid_data.bat_status;
1873 		int capacity = wacom_wac->hid_data.battery_capacity;
1874 		bool charging = wacom_wac->hid_data.bat_charging;
1875 		bool connected = wacom_wac->hid_data.bat_connected;
1876 		bool powered = wacom_wac->hid_data.ps_connected;
1877 
1878 		wacom_notify_battery(wacom_wac, status, capacity, charging,
1879 				     connected, powered);
1880 	}
1881 }
1882 
1883 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
1884 		struct hid_field *field, struct hid_usage *usage)
1885 {
1886 	struct wacom *wacom = hid_get_drvdata(hdev);
1887 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1888 	struct wacom_features *features = &wacom_wac->features;
1889 	struct input_dev *input = wacom_wac->pad_input;
1890 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1891 
1892 	switch (equivalent_usage) {
1893 	case WACOM_HID_WD_ACCELEROMETER_X:
1894 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1895 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
1896 		features->device_type |= WACOM_DEVICETYPE_PAD;
1897 		break;
1898 	case WACOM_HID_WD_ACCELEROMETER_Y:
1899 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1900 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
1901 		features->device_type |= WACOM_DEVICETYPE_PAD;
1902 		break;
1903 	case WACOM_HID_WD_ACCELEROMETER_Z:
1904 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1905 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
1906 		features->device_type |= WACOM_DEVICETYPE_PAD;
1907 		break;
1908 	case WACOM_HID_WD_BUTTONCENTER:
1909 		wacom->generic_has_leds = true;
1910 		/* fall through */
1911 	case WACOM_HID_WD_BUTTONHOME:
1912 	case WACOM_HID_WD_BUTTONUP:
1913 	case WACOM_HID_WD_BUTTONDOWN:
1914 	case WACOM_HID_WD_BUTTONLEFT:
1915 	case WACOM_HID_WD_BUTTONRIGHT:
1916 		wacom_map_usage(input, usage, field, EV_KEY,
1917 				wacom_numbered_button_to_key(features->numbered_buttons),
1918 				0);
1919 		features->numbered_buttons++;
1920 		features->device_type |= WACOM_DEVICETYPE_PAD;
1921 		break;
1922 	case WACOM_HID_WD_TOUCHONOFF:
1923 	case WACOM_HID_WD_MUTE_DEVICE:
1924 		/*
1925 		 * This usage, which is used to mute touch events, comes
1926 		 * from the pad packet, but is reported on the touch
1927 		 * interface. Because the touch interface may not have
1928 		 * been created yet, we cannot call wacom_map_usage(). In
1929 		 * order to process this usage when we receive it, we set
1930 		 * the usage type and code directly.
1931 		 */
1932 		wacom_wac->has_mute_touch_switch = true;
1933 		usage->type = EV_SW;
1934 		usage->code = SW_MUTE_DEVICE;
1935 		features->device_type |= WACOM_DEVICETYPE_PAD;
1936 		break;
1937 	case WACOM_HID_WD_TOUCHSTRIP:
1938 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
1939 		features->device_type |= WACOM_DEVICETYPE_PAD;
1940 		break;
1941 	case WACOM_HID_WD_TOUCHSTRIP2:
1942 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
1943 		features->device_type |= WACOM_DEVICETYPE_PAD;
1944 		break;
1945 	case WACOM_HID_WD_TOUCHRING:
1946 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
1947 		features->device_type |= WACOM_DEVICETYPE_PAD;
1948 		break;
1949 	case WACOM_HID_WD_TOUCHRINGSTATUS:
1950 		/*
1951 		 * Only set up type/code association. Completely mapping
1952 		 * this usage may overwrite the axis resolution and range.
1953 		 */
1954 		usage->type = EV_ABS;
1955 		usage->code = ABS_WHEEL;
1956 		set_bit(EV_ABS, input->evbit);
1957 		features->device_type |= WACOM_DEVICETYPE_PAD;
1958 		break;
1959 	case WACOM_HID_WD_BUTTONCONFIG:
1960 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
1961 		features->device_type |= WACOM_DEVICETYPE_PAD;
1962 		break;
1963 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
1964 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
1965 		features->device_type |= WACOM_DEVICETYPE_PAD;
1966 		break;
1967 	case WACOM_HID_WD_CONTROLPANEL:
1968 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
1969 		features->device_type |= WACOM_DEVICETYPE_PAD;
1970 		break;
1971 	case WACOM_HID_WD_MODE_CHANGE:
1972 		/* do not overwrite previous data */
1973 		if (!wacom_wac->has_mode_change) {
1974 			wacom_wac->has_mode_change = true;
1975 			wacom_wac->is_direct_mode = true;
1976 		}
1977 		features->device_type |= WACOM_DEVICETYPE_PAD;
1978 		break;
1979 	}
1980 
1981 	switch (equivalent_usage & 0xfffffff0) {
1982 	case WACOM_HID_WD_EXPRESSKEY00:
1983 		wacom_map_usage(input, usage, field, EV_KEY,
1984 				wacom_numbered_button_to_key(features->numbered_buttons),
1985 				0);
1986 		features->numbered_buttons++;
1987 		features->device_type |= WACOM_DEVICETYPE_PAD;
1988 		break;
1989 	}
1990 }
1991 
1992 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
1993 		struct hid_usage *usage, __s32 value)
1994 {
1995 	struct wacom *wacom = hid_get_drvdata(hdev);
1996 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1997 	struct input_dev *input = wacom_wac->pad_input;
1998 	struct wacom_features *features = &wacom_wac->features;
1999 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2000 	int i;
2001 	bool do_report = false;
2002 
2003 	/*
2004 	 * Avoid reporting this event and setting inrange_state if this usage
2005 	 * hasn't been mapped.
2006 	 */
2007 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2008 		return;
2009 
2010 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2011 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
2012 			wacom_wac->hid_data.inrange_state |= value;
2013 	}
2014 
2015 	switch (equivalent_usage) {
2016 	case WACOM_HID_WD_TOUCHRING:
2017 		/*
2018 		 * Userspace expects touchrings to increase in value with
2019 		 * clockwise gestures and have their zero point at the
2020 		 * tablet's left. HID events "should" be clockwise-
2021 		 * increasing and zero at top, though the MobileStudio
2022 		 * Pro and 2nd-gen Intuos Pro don't do this...
2023 		 */
2024 		if (hdev->vendor == 0x56a &&
2025 		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2026 		     hdev->product == 0x357 || hdev->product == 0x358)) { /* Intuos Pro 2 */
2027 			value = (field->logical_maximum - value);
2028 
2029 			if (hdev->product == 0x357 || hdev->product == 0x358)
2030 				value = wacom_offset_rotation(input, usage, value, 3, 16);
2031 			else if (hdev->product == 0x34d || hdev->product == 0x34e)
2032 				value = wacom_offset_rotation(input, usage, value, 1, 2);
2033 		}
2034 		else {
2035 			value = wacom_offset_rotation(input, usage, value, 1, 4);
2036 		}
2037 		do_report = true;
2038 		break;
2039 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2040 		if (!value)
2041 			input_event(input, usage->type, usage->code, 0);
2042 		break;
2043 
2044 	case WACOM_HID_WD_MUTE_DEVICE:
2045 	case WACOM_HID_WD_TOUCHONOFF:
2046 		if (wacom_wac->shared->touch_input) {
2047 			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2048 
2049 			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2050 				*is_touch_on = !(*is_touch_on);
2051 			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2052 				*is_touch_on = value;
2053 
2054 			input_report_switch(wacom_wac->shared->touch_input,
2055 					    SW_MUTE_DEVICE, !(*is_touch_on));
2056 			input_sync(wacom_wac->shared->touch_input);
2057 		}
2058 		break;
2059 
2060 	case WACOM_HID_WD_MODE_CHANGE:
2061 		if (wacom_wac->is_direct_mode != value) {
2062 			wacom_wac->is_direct_mode = value;
2063 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2064 		}
2065 		break;
2066 
2067 	case WACOM_HID_WD_BUTTONCENTER:
2068 		for (i = 0; i < wacom->led.count; i++)
2069 			wacom_update_led(wacom, features->numbered_buttons,
2070 					 value, i);
2071 		 /* fall through*/
2072 	default:
2073 		do_report = true;
2074 		break;
2075 	}
2076 
2077 	if (do_report) {
2078 		input_event(input, usage->type, usage->code, value);
2079 		if (value)
2080 			wacom_wac->hid_data.pad_input_event_flag = true;
2081 	}
2082 }
2083 
2084 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2085 		struct hid_report *report)
2086 {
2087 	struct wacom *wacom = hid_get_drvdata(hdev);
2088 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2089 
2090 	wacom_wac->hid_data.inrange_state = 0;
2091 }
2092 
2093 static void wacom_wac_pad_report(struct hid_device *hdev,
2094 		struct hid_report *report, struct hid_field *field)
2095 {
2096 	struct wacom *wacom = hid_get_drvdata(hdev);
2097 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2098 	struct input_dev *input = wacom_wac->pad_input;
2099 	bool active = wacom_wac->hid_data.inrange_state != 0;
2100 
2101 	/* report prox for expresskey events */
2102 	if ((wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) &&
2103 	    wacom_wac->hid_data.pad_input_event_flag) {
2104 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2105 		input_sync(input);
2106 		if (!active)
2107 			wacom_wac->hid_data.pad_input_event_flag = false;
2108 	}
2109 
2110 }
2111 
2112 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2113 		struct hid_field *field, struct hid_usage *usage)
2114 {
2115 	struct wacom *wacom = hid_get_drvdata(hdev);
2116 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2117 	struct wacom_features *features = &wacom_wac->features;
2118 	struct input_dev *input = wacom_wac->pen_input;
2119 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2120 
2121 	switch (equivalent_usage) {
2122 	case HID_GD_X:
2123 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2124 		break;
2125 	case HID_GD_Y:
2126 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2127 		break;
2128 	case WACOM_HID_WD_DISTANCE:
2129 	case HID_GD_Z:
2130 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2131 		break;
2132 	case HID_DG_TIPPRESSURE:
2133 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2134 		break;
2135 	case HID_DG_INRANGE:
2136 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2137 		break;
2138 	case HID_DG_INVERT:
2139 		wacom_map_usage(input, usage, field, EV_KEY,
2140 				BTN_TOOL_RUBBER, 0);
2141 		break;
2142 	case HID_DG_TILT_X:
2143 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2144 		break;
2145 	case HID_DG_TILT_Y:
2146 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2147 		break;
2148 	case HID_DG_TWIST:
2149 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2150 		break;
2151 	case HID_DG_ERASER:
2152 	case HID_DG_TIPSWITCH:
2153 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2154 		break;
2155 	case HID_DG_BARRELSWITCH:
2156 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2157 		break;
2158 	case HID_DG_BARRELSWITCH2:
2159 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2160 		break;
2161 	case HID_DG_TOOLSERIALNUMBER:
2162 		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2163 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2164 		break;
2165 	case WACOM_HID_WD_SENSE:
2166 		features->quirks |= WACOM_QUIRK_SENSE;
2167 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2168 		break;
2169 	case WACOM_HID_WD_SERIALHI:
2170 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2171 
2172 		if (!(features->quirks & WACOM_QUIRK_AESPEN)) {
2173 			set_bit(EV_KEY, input->evbit);
2174 			input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2175 			input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2176 			input_set_capability(input, EV_KEY, BTN_TOOL_BRUSH);
2177 			input_set_capability(input, EV_KEY, BTN_TOOL_PENCIL);
2178 			input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2179 			if (!(features->device_type & WACOM_DEVICETYPE_DIRECT)) {
2180 				input_set_capability(input, EV_KEY, BTN_TOOL_MOUSE);
2181 				input_set_capability(input, EV_KEY, BTN_TOOL_LENS);
2182 			}
2183 		}
2184 		break;
2185 	case WACOM_HID_WD_FINGERWHEEL:
2186 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2187 		break;
2188 	}
2189 }
2190 
2191 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2192 		struct hid_usage *usage, __s32 value)
2193 {
2194 	struct wacom *wacom = hid_get_drvdata(hdev);
2195 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2196 	struct wacom_features *features = &wacom_wac->features;
2197 	struct input_dev *input = wacom_wac->pen_input;
2198 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2199 
2200 	if (wacom_wac->is_invalid_bt_frame)
2201 		return;
2202 
2203 	switch (equivalent_usage) {
2204 	case HID_GD_Z:
2205 		/*
2206 		 * HID_GD_Z "should increase as the control's position is
2207 		 * moved from high to low", while ABS_DISTANCE instead
2208 		 * increases in value as the tool moves from low to high.
2209 		 */
2210 		value = field->logical_maximum - value;
2211 		break;
2212 	case HID_DG_INRANGE:
2213 		wacom_wac->hid_data.inrange_state = value;
2214 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2215 			wacom_wac->hid_data.sense_state = value;
2216 		return;
2217 	case HID_DG_INVERT:
2218 		wacom_wac->hid_data.invert_state = value;
2219 		return;
2220 	case HID_DG_ERASER:
2221 	case HID_DG_TIPSWITCH:
2222 		wacom_wac->hid_data.tipswitch |= value;
2223 		return;
2224 	case HID_DG_BARRELSWITCH:
2225 		wacom_wac->hid_data.barrelswitch = value;
2226 		return;
2227 	case HID_DG_BARRELSWITCH2:
2228 		wacom_wac->hid_data.barrelswitch2 = value;
2229 		return;
2230 	case HID_DG_TOOLSERIALNUMBER:
2231 		if (value) {
2232 			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2233 			wacom_wac->serial[0] |= (__u32)value;
2234 		}
2235 		return;
2236 	case HID_DG_TWIST:
2237 		/*
2238 		 * Userspace expects pen twist to have its zero point when
2239 		 * the buttons/finger is on the tablet's left. HID values
2240 		 * are zero when buttons are toward the top.
2241 		 */
2242 		value = wacom_offset_rotation(input, usage, value, 1, 4);
2243 		break;
2244 	case WACOM_HID_WD_SENSE:
2245 		wacom_wac->hid_data.sense_state = value;
2246 		return;
2247 	case WACOM_HID_WD_SERIALHI:
2248 		if (value) {
2249 			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2250 			wacom_wac->serial[0] |= ((__u64)value) << 32;
2251 			/*
2252 			 * Non-USI EMR devices may contain additional tool type
2253 			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2254 			 * more details.
2255 			 */
2256 			if (value >> 20 == 1) {
2257 				wacom_wac->id[0] |= value & 0xFFFFF;
2258 			}
2259 		}
2260 		return;
2261 	case WACOM_HID_WD_TOOLTYPE:
2262 		/*
2263 		 * Some devices (MobileStudio Pro, and possibly later
2264 		 * devices as well) do not return the complete tool
2265 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2266 		 * bitwise OR so the complete value can be built
2267 		 * up over time :(
2268 		 */
2269 		wacom_wac->id[0] |= value;
2270 		return;
2271 	case WACOM_HID_WD_OFFSETLEFT:
2272 		if (features->offset_left && value != features->offset_left)
2273 			hid_warn(hdev, "%s: overriding existing left offset "
2274 				 "%d -> %d\n", __func__, value,
2275 				 features->offset_left);
2276 		features->offset_left = value;
2277 		return;
2278 	case WACOM_HID_WD_OFFSETRIGHT:
2279 		if (features->offset_right && value != features->offset_right)
2280 			hid_warn(hdev, "%s: overriding existing right offset "
2281 				 "%d -> %d\n", __func__, value,
2282 				 features->offset_right);
2283 		features->offset_right = value;
2284 		return;
2285 	case WACOM_HID_WD_OFFSETTOP:
2286 		if (features->offset_top && value != features->offset_top)
2287 			hid_warn(hdev, "%s: overriding existing top offset "
2288 				 "%d -> %d\n", __func__, value,
2289 				 features->offset_top);
2290 		features->offset_top = value;
2291 		return;
2292 	case WACOM_HID_WD_OFFSETBOTTOM:
2293 		if (features->offset_bottom && value != features->offset_bottom)
2294 			hid_warn(hdev, "%s: overriding existing bottom offset "
2295 				 "%d -> %d\n", __func__, value,
2296 				 features->offset_bottom);
2297 		features->offset_bottom = value;
2298 		return;
2299 	case WACOM_HID_WD_REPORT_VALID:
2300 		wacom_wac->is_invalid_bt_frame = !value;
2301 		return;
2302 	}
2303 
2304 	/* send pen events only when touch is up or forced out
2305 	 * or touch arbitration is off
2306 	 */
2307 	if (!usage->type || delay_pen_events(wacom_wac))
2308 		return;
2309 
2310 	/* send pen events only when the pen is in range */
2311 	if (wacom_wac->hid_data.inrange_state)
2312 		input_event(input, usage->type, usage->code, value);
2313 	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2314 		input_event(input, usage->type, usage->code, 0);
2315 }
2316 
2317 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2318 		struct hid_report *report)
2319 {
2320 	struct wacom *wacom = hid_get_drvdata(hdev);
2321 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2322 
2323 	wacom_wac->is_invalid_bt_frame = false;
2324 	return;
2325 }
2326 
2327 static void wacom_wac_pen_report(struct hid_device *hdev,
2328 		struct hid_report *report)
2329 {
2330 	struct wacom *wacom = hid_get_drvdata(hdev);
2331 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2332 	struct input_dev *input = wacom_wac->pen_input;
2333 	bool range = wacom_wac->hid_data.inrange_state;
2334 	bool sense = wacom_wac->hid_data.sense_state;
2335 
2336 	if (wacom_wac->is_invalid_bt_frame)
2337 		return;
2338 
2339 	if (!wacom_wac->tool[0] && range) { /* first in range */
2340 		/* Going into range select tool */
2341 		if (wacom_wac->hid_data.invert_state)
2342 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2343 		else if (wacom_wac->id[0])
2344 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2345 		else
2346 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2347 	}
2348 
2349 	/* keep pen state for touch events */
2350 	wacom_wac->shared->stylus_in_proximity = sense;
2351 
2352 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2353 		int id = wacom_wac->id[0];
2354 		int sw_state = wacom_wac->hid_data.barrelswitch |
2355 			       (wacom_wac->hid_data.barrelswitch2 << 1);
2356 
2357 		input_report_key(input, BTN_STYLUS, sw_state == 1);
2358 		input_report_key(input, BTN_STYLUS2, sw_state == 2);
2359 		input_report_key(input, BTN_STYLUS3, sw_state == 3);
2360 
2361 		/*
2362 		 * Non-USI EMR tools should have their IDs mangled to
2363 		 * match the legacy behavior of wacom_intuos_general
2364 		 */
2365 		if (wacom_wac->serial[0] >> 52 == 1)
2366 			id = wacom_intuos_id_mangle(id);
2367 
2368 		/*
2369 		 * To ensure compatibility with xf86-input-wacom, we should
2370 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2371 		 * MSC_SERIAL events.
2372 		 */
2373 		input_report_key(input, BTN_TOUCH,
2374 				wacom_wac->hid_data.tipswitch);
2375 		input_report_key(input, wacom_wac->tool[0], sense);
2376 		if (wacom_wac->serial[0]) {
2377 			input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]);
2378 			input_report_abs(input, ABS_MISC, sense ? id : 0);
2379 		}
2380 
2381 		wacom_wac->hid_data.tipswitch = false;
2382 
2383 		input_sync(input);
2384 	}
2385 
2386 	if (!sense) {
2387 		wacom_wac->tool[0] = 0;
2388 		wacom_wac->id[0] = 0;
2389 		wacom_wac->serial[0] = 0;
2390 	}
2391 }
2392 
2393 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2394 		struct hid_field *field, struct hid_usage *usage)
2395 {
2396 	struct wacom *wacom = hid_get_drvdata(hdev);
2397 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2398 	struct input_dev *input = wacom_wac->touch_input;
2399 	unsigned touch_max = wacom_wac->features.touch_max;
2400 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2401 
2402 	switch (equivalent_usage) {
2403 	case HID_GD_X:
2404 		if (touch_max == 1)
2405 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2406 		else
2407 			wacom_map_usage(input, usage, field, EV_ABS,
2408 					ABS_MT_POSITION_X, 4);
2409 		break;
2410 	case HID_GD_Y:
2411 		if (touch_max == 1)
2412 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2413 		else
2414 			wacom_map_usage(input, usage, field, EV_ABS,
2415 					ABS_MT_POSITION_Y, 4);
2416 		break;
2417 	case HID_DG_WIDTH:
2418 	case HID_DG_HEIGHT:
2419 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2420 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2421 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2422 		break;
2423 	case HID_DG_TIPSWITCH:
2424 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2425 		break;
2426 	case HID_DG_CONTACTCOUNT:
2427 		wacom_wac->hid_data.cc_report = field->report->id;
2428 		wacom_wac->hid_data.cc_index = field->index;
2429 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2430 		break;
2431 	case HID_DG_CONTACTID:
2432 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2433 			/*
2434 			 * The HID descriptor for G11 sensors leaves logical
2435 			 * maximum set to '1' despite it being a multitouch
2436 			 * device. Override to a sensible number.
2437 			 */
2438 			field->logical_maximum = 255;
2439 		}
2440 		break;
2441 	}
2442 }
2443 
2444 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2445 		struct input_dev *input)
2446 {
2447 	struct hid_data *hid_data = &wacom_wac->hid_data;
2448 	bool mt = wacom_wac->features.touch_max > 1;
2449 	bool prox = hid_data->tipswitch &&
2450 		    report_touch_events(wacom_wac);
2451 
2452 	if (wacom_wac->shared->has_mute_touch_switch &&
2453 	    !wacom_wac->shared->is_touch_on) {
2454 		if (!wacom_wac->shared->touch_down)
2455 			return;
2456 		prox = 0;
2457 	}
2458 
2459 	wacom_wac->hid_data.num_received++;
2460 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2461 		return;
2462 
2463 	if (mt) {
2464 		int slot;
2465 
2466 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2467 		input_mt_slot(input, slot);
2468 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2469 	}
2470 	else {
2471 		input_report_key(input, BTN_TOUCH, prox);
2472 	}
2473 
2474 	if (prox) {
2475 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2476 				 hid_data->x);
2477 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2478 				 hid_data->y);
2479 
2480 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2481 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2482 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2483 			if (hid_data->width != hid_data->height)
2484 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2485 		}
2486 	}
2487 }
2488 
2489 static void wacom_wac_finger_event(struct hid_device *hdev,
2490 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2491 {
2492 	struct wacom *wacom = hid_get_drvdata(hdev);
2493 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2494 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2495 
2496 	switch (equivalent_usage) {
2497 	case HID_GD_X:
2498 		wacom_wac->hid_data.x = value;
2499 		break;
2500 	case HID_GD_Y:
2501 		wacom_wac->hid_data.y = value;
2502 		break;
2503 	case HID_DG_WIDTH:
2504 		wacom_wac->hid_data.width = value;
2505 		break;
2506 	case HID_DG_HEIGHT:
2507 		wacom_wac->hid_data.height = value;
2508 		break;
2509 	case HID_DG_CONTACTID:
2510 		wacom_wac->hid_data.id = value;
2511 		break;
2512 	case HID_DG_TIPSWITCH:
2513 		wacom_wac->hid_data.tipswitch = value;
2514 		break;
2515 	}
2516 
2517 
2518 	if (usage->usage_index + 1 == field->report_count) {
2519 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2520 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2521 	}
2522 }
2523 
2524 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2525 		struct hid_report *report)
2526 {
2527 	struct wacom *wacom = hid_get_drvdata(hdev);
2528 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2529 	struct hid_data* hid_data = &wacom_wac->hid_data;
2530 	int i;
2531 
2532 	for (i = 0; i < report->maxfield; i++) {
2533 		struct hid_field *field = report->field[i];
2534 		int j;
2535 
2536 		for (j = 0; j < field->maxusage; j++) {
2537 			struct hid_usage *usage = &field->usage[j];
2538 			unsigned int equivalent_usage =
2539 				wacom_equivalent_usage(usage->hid);
2540 
2541 			switch (equivalent_usage) {
2542 			case HID_GD_X:
2543 			case HID_GD_Y:
2544 			case HID_DG_WIDTH:
2545 			case HID_DG_HEIGHT:
2546 			case HID_DG_CONTACTID:
2547 			case HID_DG_INRANGE:
2548 			case HID_DG_INVERT:
2549 			case HID_DG_TIPSWITCH:
2550 				hid_data->last_slot_field = equivalent_usage;
2551 				break;
2552 			case HID_DG_CONTACTCOUNT:
2553 				hid_data->cc_report = report->id;
2554 				hid_data->cc_index = i;
2555 				hid_data->cc_value_index = j;
2556 				break;
2557 			}
2558 		}
2559 	}
2560 
2561 	if (hid_data->cc_report != 0 &&
2562 	    hid_data->cc_index >= 0) {
2563 		struct hid_field *field = report->field[hid_data->cc_index];
2564 		int value = field->value[hid_data->cc_value_index];
2565 		if (value)
2566 			hid_data->num_expected = value;
2567 	}
2568 	else {
2569 		hid_data->num_expected = wacom_wac->features.touch_max;
2570 	}
2571 }
2572 
2573 static void wacom_wac_finger_report(struct hid_device *hdev,
2574 		struct hid_report *report)
2575 {
2576 	struct wacom *wacom = hid_get_drvdata(hdev);
2577 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2578 	struct input_dev *input = wacom_wac->touch_input;
2579 	unsigned touch_max = wacom_wac->features.touch_max;
2580 
2581 	/* If more packets of data are expected, give us a chance to
2582 	 * process them rather than immediately syncing a partial
2583 	 * update.
2584 	 */
2585 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2586 		return;
2587 
2588 	if (touch_max > 1)
2589 		input_mt_sync_frame(input);
2590 
2591 	input_sync(input);
2592 	wacom_wac->hid_data.num_received = 0;
2593 
2594 	/* keep touch state for pen event */
2595 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2596 }
2597 
2598 void wacom_wac_usage_mapping(struct hid_device *hdev,
2599 		struct hid_field *field, struct hid_usage *usage)
2600 {
2601 	struct wacom *wacom = hid_get_drvdata(hdev);
2602 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2603 	struct wacom_features *features = &wacom_wac->features;
2604 
2605 	if (WACOM_DIRECT_DEVICE(field))
2606 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2607 
2608 	/* usage tests must precede field tests */
2609 	if (WACOM_BATTERY_USAGE(usage))
2610 		wacom_wac_battery_usage_mapping(hdev, field, usage);
2611 	else if (WACOM_PAD_FIELD(field))
2612 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2613 	else if (WACOM_PEN_FIELD(field))
2614 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2615 	else if (WACOM_FINGER_FIELD(field))
2616 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2617 }
2618 
2619 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2620 		struct hid_usage *usage, __s32 value)
2621 {
2622 	struct wacom *wacom = hid_get_drvdata(hdev);
2623 
2624 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2625 		return;
2626 
2627 	if (value > field->logical_maximum || value < field->logical_minimum)
2628 		return;
2629 
2630 	/* usage tests must precede field tests */
2631 	if (WACOM_BATTERY_USAGE(usage))
2632 		wacom_wac_battery_event(hdev, field, usage, value);
2633 	else if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2634 		wacom_wac_pad_event(hdev, field, usage, value);
2635 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2636 		wacom_wac_pen_event(hdev, field, usage, value);
2637 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2638 		wacom_wac_finger_event(hdev, field, usage, value);
2639 }
2640 
2641 static void wacom_report_events(struct hid_device *hdev,
2642 				struct hid_report *report, int collection_index,
2643 				int field_index)
2644 {
2645 	int r;
2646 
2647 	for (r = field_index; r < report->maxfield; r++) {
2648 		struct hid_field *field;
2649 		unsigned count, n;
2650 
2651 		field = report->field[r];
2652 		count = field->report_count;
2653 
2654 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2655 			continue;
2656 
2657 		for (n = 0 ; n < count; n++) {
2658 			if (field->usage[n].collection_index == collection_index)
2659 				wacom_wac_event(hdev, field, &field->usage[n],
2660 						field->value[n]);
2661 			else
2662 				return;
2663 		}
2664 	}
2665 }
2666 
2667 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2668 			 int collection_index, struct hid_field *field,
2669 			 int field_index)
2670 {
2671 	struct wacom *wacom = hid_get_drvdata(hdev);
2672 
2673 	wacom_report_events(hdev, report, collection_index, field_index);
2674 
2675 	/*
2676 	 * Non-input reports may be sent prior to the device being
2677 	 * completely initialized. Since only their events need
2678 	 * to be processed, exit after 'wacom_report_events' has
2679 	 * been called to prevent potential crashes in the report-
2680 	 * processing functions.
2681 	 */
2682 	if (report->type != HID_INPUT_REPORT)
2683 		return -1;
2684 
2685 	if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2686 		wacom_wac_pad_report(hdev, report, field);
2687 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2688 		wacom_wac_pen_report(hdev, report);
2689 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2690 		wacom_wac_finger_report(hdev, report);
2691 
2692 	return 0;
2693 }
2694 
2695 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2696 {
2697 	struct wacom *wacom = hid_get_drvdata(hdev);
2698 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2699 	struct hid_field *field;
2700 	bool pad_in_hid_field = false, pen_in_hid_field = false,
2701 		finger_in_hid_field = false;
2702 	int r;
2703 	int prev_collection = -1;
2704 
2705 	if (wacom_wac->features.type != HID_GENERIC)
2706 		return;
2707 
2708 	for (r = 0; r < report->maxfield; r++) {
2709 		field = report->field[r];
2710 
2711 		if (WACOM_PAD_FIELD(field))
2712 			pad_in_hid_field = true;
2713 		if (WACOM_PEN_FIELD(field))
2714 			pen_in_hid_field = true;
2715 		if (WACOM_FINGER_FIELD(field))
2716 			finger_in_hid_field = true;
2717 	}
2718 
2719 	wacom_wac_battery_pre_report(hdev, report);
2720 
2721 	if (pad_in_hid_field && wacom->wacom_wac.pad_input)
2722 		wacom_wac_pad_pre_report(hdev, report);
2723 	if (pen_in_hid_field && wacom->wacom_wac.pen_input)
2724 		wacom_wac_pen_pre_report(hdev, report);
2725 	if (finger_in_hid_field && wacom->wacom_wac.touch_input)
2726 		wacom_wac_finger_pre_report(hdev, report);
2727 
2728 	for (r = 0; r < report->maxfield; r++) {
2729 		field = report->field[r];
2730 
2731 		if (field->usage[0].collection_index != prev_collection) {
2732 			if (wacom_wac_collection(hdev, report,
2733 				field->usage[0].collection_index, field, r) < 0)
2734 				return;
2735 			prev_collection = field->usage[0].collection_index;
2736 		}
2737 	}
2738 
2739 	wacom_wac_battery_report(hdev, report);
2740 }
2741 
2742 static int wacom_bpt_touch(struct wacom_wac *wacom)
2743 {
2744 	struct wacom_features *features = &wacom->features;
2745 	struct input_dev *input = wacom->touch_input;
2746 	struct input_dev *pad_input = wacom->pad_input;
2747 	unsigned char *data = wacom->data;
2748 	int i;
2749 
2750 	if (data[0] != 0x02)
2751 	    return 0;
2752 
2753 	for (i = 0; i < 2; i++) {
2754 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
2755 		bool touch = report_touch_events(wacom)
2756 			   && (data[offset + 3] & 0x80);
2757 
2758 		input_mt_slot(input, i);
2759 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2760 		if (touch) {
2761 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
2762 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
2763 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
2764 				x <<= 5;
2765 				y <<= 5;
2766 			}
2767 			input_report_abs(input, ABS_MT_POSITION_X, x);
2768 			input_report_abs(input, ABS_MT_POSITION_Y, y);
2769 		}
2770 	}
2771 
2772 	input_mt_sync_frame(input);
2773 
2774 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
2775 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
2776 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
2777 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
2778 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2779 
2780 	return 1;
2781 }
2782 
2783 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
2784 {
2785 	struct wacom_features *features = &wacom->features;
2786 	struct input_dev *input = wacom->touch_input;
2787 	bool touch = data[1] & 0x80;
2788 	int slot = input_mt_get_slot_by_key(input, data[0]);
2789 
2790 	if (slot < 0)
2791 		return;
2792 
2793 	touch = touch && report_touch_events(wacom);
2794 
2795 	input_mt_slot(input, slot);
2796 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2797 
2798 	if (touch) {
2799 		int x = (data[2] << 4) | (data[4] >> 4);
2800 		int y = (data[3] << 4) | (data[4] & 0x0f);
2801 		int width, height;
2802 
2803 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
2804 			width  = data[5] * 100;
2805 			height = data[6] * 100;
2806 		} else {
2807 			/*
2808 			 * "a" is a scaled-down area which we assume is
2809 			 * roughly circular and which can be described as:
2810 			 * a=(pi*r^2)/C.
2811 			 */
2812 			int a = data[5];
2813 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
2814 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
2815 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
2816 			height = width * y_res / x_res;
2817 		}
2818 
2819 		input_report_abs(input, ABS_MT_POSITION_X, x);
2820 		input_report_abs(input, ABS_MT_POSITION_Y, y);
2821 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
2822 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
2823 	}
2824 }
2825 
2826 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
2827 {
2828 	struct input_dev *input = wacom->pad_input;
2829 	struct wacom_features *features = &wacom->features;
2830 
2831 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
2832 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
2833 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
2834 	} else {
2835 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
2836 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
2837 	}
2838 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
2839 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
2840 }
2841 
2842 static int wacom_bpt3_touch(struct wacom_wac *wacom)
2843 {
2844 	unsigned char *data = wacom->data;
2845 	int count = data[1] & 0x07;
2846 	int  touch_changed = 0, i;
2847 
2848 	if (data[0] != 0x02)
2849 	    return 0;
2850 
2851 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
2852 	for (i = 0; i < count; i++) {
2853 		int offset = (8 * i) + 2;
2854 		int msg_id = data[offset];
2855 
2856 		if (msg_id >= 2 && msg_id <= 17) {
2857 			wacom_bpt3_touch_msg(wacom, data + offset);
2858 			touch_changed++;
2859 		} else if (msg_id == 128)
2860 			wacom_bpt3_button_msg(wacom, data + offset);
2861 
2862 	}
2863 
2864 	/* only update touch if we actually have a touchpad and touch data changed */
2865 	if (wacom->touch_input && touch_changed) {
2866 		input_mt_sync_frame(wacom->touch_input);
2867 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2868 	}
2869 
2870 	return 1;
2871 }
2872 
2873 static int wacom_bpt_pen(struct wacom_wac *wacom)
2874 {
2875 	struct wacom_features *features = &wacom->features;
2876 	struct input_dev *input = wacom->pen_input;
2877 	unsigned char *data = wacom->data;
2878 	int x = 0, y = 0, p = 0, d = 0;
2879 	bool pen = false, btn1 = false, btn2 = false;
2880 	bool range, prox, rdy;
2881 
2882 	if (data[0] != WACOM_REPORT_PENABLED)
2883 	    return 0;
2884 
2885 	range = (data[1] & 0x80) == 0x80;
2886 	prox = (data[1] & 0x40) == 0x40;
2887 	rdy = (data[1] & 0x20) == 0x20;
2888 
2889 	wacom->shared->stylus_in_proximity = range;
2890 	if (delay_pen_events(wacom))
2891 		return 0;
2892 
2893 	if (rdy) {
2894 		p = le16_to_cpup((__le16 *)&data[6]);
2895 		pen = data[1] & 0x01;
2896 		btn1 = data[1] & 0x02;
2897 		btn2 = data[1] & 0x04;
2898 	}
2899 	if (prox) {
2900 		x = le16_to_cpup((__le16 *)&data[2]);
2901 		y = le16_to_cpup((__le16 *)&data[4]);
2902 
2903 		if (data[1] & 0x08) {
2904 			wacom->tool[0] = BTN_TOOL_RUBBER;
2905 			wacom->id[0] = ERASER_DEVICE_ID;
2906 		} else {
2907 			wacom->tool[0] = BTN_TOOL_PEN;
2908 			wacom->id[0] = STYLUS_DEVICE_ID;
2909 		}
2910 		wacom->reporting_data = true;
2911 	}
2912 	if (range) {
2913 		/*
2914 		 * Convert distance from out prox to distance from tablet.
2915 		 * distance will be greater than distance_max once
2916 		 * touching and applying pressure; do not report negative
2917 		 * distance.
2918 		 */
2919 		if (data[8] <= features->distance_max)
2920 			d = features->distance_max - data[8];
2921 	} else {
2922 		wacom->id[0] = 0;
2923 	}
2924 
2925 	if (wacom->reporting_data) {
2926 		input_report_key(input, BTN_TOUCH, pen);
2927 		input_report_key(input, BTN_STYLUS, btn1);
2928 		input_report_key(input, BTN_STYLUS2, btn2);
2929 
2930 		if (prox || !range) {
2931 			input_report_abs(input, ABS_X, x);
2932 			input_report_abs(input, ABS_Y, y);
2933 		}
2934 		input_report_abs(input, ABS_PRESSURE, p);
2935 		input_report_abs(input, ABS_DISTANCE, d);
2936 
2937 		input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
2938 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
2939 	}
2940 
2941 	if (!range) {
2942 		wacom->reporting_data = false;
2943 	}
2944 
2945 	return 1;
2946 }
2947 
2948 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
2949 {
2950 	struct wacom_features *features = &wacom->features;
2951 
2952 	if ((features->type == INTUOSHT2) &&
2953 	    (features->device_type & WACOM_DEVICETYPE_PEN))
2954 		return wacom_intuos_irq(wacom);
2955 	else if (len == WACOM_PKGLEN_BBTOUCH)
2956 		return wacom_bpt_touch(wacom);
2957 	else if (len == WACOM_PKGLEN_BBTOUCH3)
2958 		return wacom_bpt3_touch(wacom);
2959 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
2960 		return wacom_bpt_pen(wacom);
2961 
2962 	return 0;
2963 }
2964 
2965 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
2966 		unsigned char *data)
2967 {
2968 	unsigned char prefix;
2969 
2970 	/*
2971 	 * We need to reroute the event from the debug interface to the
2972 	 * pen interface.
2973 	 * We need to add the report ID to the actual pen report, so we
2974 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
2975 	 * and memcpy the report.
2976 	 */
2977 	prefix = data[0];
2978 	data[0] = WACOM_REPORT_BPAD_PEN;
2979 
2980 	/*
2981 	 * actually reroute the event.
2982 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
2983 	 * will check for us.
2984 	 */
2985 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
2986 			 WACOM_PKGLEN_PENABLED, 1);
2987 
2988 	data[0] = prefix;
2989 }
2990 
2991 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
2992 		unsigned char *data)
2993 {
2994 	struct input_dev *input = wacom->touch_input;
2995 	unsigned char *finger_data, prefix;
2996 	unsigned id;
2997 	int x, y;
2998 	bool valid;
2999 
3000 	prefix = data[0];
3001 
3002 	for (id = 0; id < wacom->features.touch_max; id++) {
3003 		valid = !!(prefix & BIT(id)) &&
3004 			report_touch_events(wacom);
3005 
3006 		input_mt_slot(input, id);
3007 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3008 
3009 		if (!valid)
3010 			continue;
3011 
3012 		finger_data = data + 1 + id * 3;
3013 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3014 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3015 
3016 		input_report_abs(input, ABS_MT_POSITION_X, x);
3017 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3018 	}
3019 
3020 	input_mt_sync_frame(input);
3021 
3022 	input_report_key(input, BTN_LEFT, prefix & 0x40);
3023 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3024 
3025 	/* keep touch state for pen event */
3026 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3027 
3028 	return 1;
3029 }
3030 
3031 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3032 {
3033 	unsigned char *data = wacom->data;
3034 
3035 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3036 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3037 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3038 		return 0;
3039 
3040 	if (data[1] & 0x01)
3041 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3042 
3043 	if (data[1] & 0x02)
3044 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3045 
3046 	return 0;
3047 }
3048 
3049 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3050 {
3051 	unsigned char *data = wacom->data;
3052 	int connected;
3053 
3054 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3055 		return 0;
3056 
3057 	connected = data[1] & 0x01;
3058 	if (connected) {
3059 		int pid, battery, charging;
3060 
3061 		if ((wacom->shared->type == INTUOSHT ||
3062 		    wacom->shared->type == INTUOSHT2) &&
3063 		    wacom->shared->touch_input &&
3064 		    wacom->shared->touch_max) {
3065 			input_report_switch(wacom->shared->touch_input,
3066 					SW_MUTE_DEVICE, data[5] & 0x40);
3067 			input_sync(wacom->shared->touch_input);
3068 		}
3069 
3070 		pid = get_unaligned_be16(&data[6]);
3071 		battery = (data[5] & 0x3f) * 100 / 31;
3072 		charging = !!(data[5] & 0x80);
3073 		if (wacom->pid != pid) {
3074 			wacom->pid = pid;
3075 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3076 		}
3077 
3078 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3079 				     battery, charging, 1, 0);
3080 
3081 	} else if (wacom->pid != 0) {
3082 		/* disconnected while previously connected */
3083 		wacom->pid = 0;
3084 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3085 		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3086 	}
3087 
3088 	return 0;
3089 }
3090 
3091 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3092 {
3093 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3094 	struct wacom_features *features = &wacom_wac->features;
3095 	unsigned char *data = wacom_wac->data;
3096 
3097 	if (data[0] != WACOM_REPORT_USB)
3098 		return 0;
3099 
3100 	if ((features->type == INTUOSHT ||
3101 	    features->type == INTUOSHT2) &&
3102 	    wacom_wac->shared->touch_input &&
3103 	    features->touch_max) {
3104 		input_report_switch(wacom_wac->shared->touch_input,
3105 				    SW_MUTE_DEVICE, data[8] & 0x40);
3106 		input_sync(wacom_wac->shared->touch_input);
3107 	}
3108 
3109 	if (data[9] & 0x02) { /* wireless module is attached */
3110 		int battery = (data[8] & 0x3f) * 100 / 31;
3111 		bool charging = !!(data[8] & 0x80);
3112 
3113 		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3114 				     battery, charging, battery || charging, 1);
3115 
3116 		if (!wacom->battery.battery &&
3117 		    !(features->quirks & WACOM_QUIRK_BATTERY)) {
3118 			features->quirks |= WACOM_QUIRK_BATTERY;
3119 			wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
3120 		}
3121 	}
3122 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3123 		 wacom->battery.battery) {
3124 		features->quirks &= ~WACOM_QUIRK_BATTERY;
3125 		wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
3126 		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3127 	}
3128 	return 0;
3129 }
3130 
3131 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3132 {
3133 	bool sync;
3134 
3135 	switch (wacom_wac->features.type) {
3136 	case PENPARTNER:
3137 		sync = wacom_penpartner_irq(wacom_wac);
3138 		break;
3139 
3140 	case PL:
3141 		sync = wacom_pl_irq(wacom_wac);
3142 		break;
3143 
3144 	case WACOM_G4:
3145 	case GRAPHIRE:
3146 	case GRAPHIRE_BT:
3147 	case WACOM_MO:
3148 		sync = wacom_graphire_irq(wacom_wac);
3149 		break;
3150 
3151 	case PTU:
3152 		sync = wacom_ptu_irq(wacom_wac);
3153 		break;
3154 
3155 	case DTU:
3156 		sync = wacom_dtu_irq(wacom_wac);
3157 		break;
3158 
3159 	case DTUS:
3160 	case DTUSX:
3161 		sync = wacom_dtus_irq(wacom_wac);
3162 		break;
3163 
3164 	case INTUOS:
3165 	case INTUOS3S:
3166 	case INTUOS3:
3167 	case INTUOS3L:
3168 	case INTUOS4S:
3169 	case INTUOS4:
3170 	case INTUOS4L:
3171 	case CINTIQ:
3172 	case WACOM_BEE:
3173 	case WACOM_13HD:
3174 	case WACOM_21UX2:
3175 	case WACOM_22HD:
3176 	case WACOM_24HD:
3177 	case WACOM_27QHD:
3178 	case DTK:
3179 	case CINTIQ_HYBRID:
3180 	case CINTIQ_COMPANION_2:
3181 		sync = wacom_intuos_irq(wacom_wac);
3182 		break;
3183 
3184 	case INTUOS4WL:
3185 		sync = wacom_intuos_bt_irq(wacom_wac, len);
3186 		break;
3187 
3188 	case WACOM_24HDT:
3189 	case WACOM_27QHDT:
3190 		sync = wacom_24hdt_irq(wacom_wac);
3191 		break;
3192 
3193 	case INTUOS5S:
3194 	case INTUOS5:
3195 	case INTUOS5L:
3196 	case INTUOSPS:
3197 	case INTUOSPM:
3198 	case INTUOSPL:
3199 		if (len == WACOM_PKGLEN_BBTOUCH3)
3200 			sync = wacom_bpt3_touch(wacom_wac);
3201 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3202 			sync = wacom_status_irq(wacom_wac, len);
3203 		else
3204 			sync = wacom_intuos_irq(wacom_wac);
3205 		break;
3206 
3207 	case INTUOSP2_BT:
3208 	case INTUOSHT3_BT:
3209 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3210 		break;
3211 
3212 	case TABLETPC:
3213 	case TABLETPCE:
3214 	case TABLETPC2FG:
3215 	case MTSCREEN:
3216 	case MTTPC:
3217 	case MTTPC_B:
3218 		sync = wacom_tpc_irq(wacom_wac, len);
3219 		break;
3220 
3221 	case BAMBOO_PT:
3222 	case BAMBOO_PEN:
3223 	case BAMBOO_TOUCH:
3224 	case INTUOSHT:
3225 	case INTUOSHT2:
3226 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3227 			sync = wacom_status_irq(wacom_wac, len);
3228 		else
3229 			sync = wacom_bpt_irq(wacom_wac, len);
3230 		break;
3231 
3232 	case BAMBOO_PAD:
3233 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3234 		break;
3235 
3236 	case WIRELESS:
3237 		sync = wacom_wireless_irq(wacom_wac, len);
3238 		break;
3239 
3240 	case REMOTE:
3241 		sync = false;
3242 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3243 			wacom_remote_status_irq(wacom_wac, len);
3244 		else
3245 			sync = wacom_remote_irq(wacom_wac, len);
3246 		break;
3247 
3248 	default:
3249 		sync = false;
3250 		break;
3251 	}
3252 
3253 	if (sync) {
3254 		if (wacom_wac->pen_input)
3255 			input_sync(wacom_wac->pen_input);
3256 		if (wacom_wac->touch_input)
3257 			input_sync(wacom_wac->touch_input);
3258 		if (wacom_wac->pad_input)
3259 			input_sync(wacom_wac->pad_input);
3260 	}
3261 }
3262 
3263 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3264 {
3265 	struct input_dev *input_dev = wacom_wac->pen_input;
3266 
3267 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3268 
3269 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3270 	__set_bit(BTN_STYLUS, input_dev->keybit);
3271 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3272 
3273 	input_set_abs_params(input_dev, ABS_DISTANCE,
3274 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3275 }
3276 
3277 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3278 {
3279 	struct input_dev *input_dev = wacom_wac->pen_input;
3280 	struct wacom_features *features = &wacom_wac->features;
3281 
3282 	wacom_setup_basic_pro_pen(wacom_wac);
3283 
3284 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3285 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3286 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3287 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3288 
3289 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3290 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3291 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3292 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3293 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3294 }
3295 
3296 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3297 {
3298 	struct input_dev *input_dev = wacom_wac->pen_input;
3299 
3300 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3301 
3302 	wacom_setup_cintiq(wacom_wac);
3303 
3304 	__set_bit(BTN_LEFT, input_dev->keybit);
3305 	__set_bit(BTN_RIGHT, input_dev->keybit);
3306 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3307 	__set_bit(BTN_SIDE, input_dev->keybit);
3308 	__set_bit(BTN_EXTRA, input_dev->keybit);
3309 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3310 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3311 
3312 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3313 	input_abs_set_res(input_dev, ABS_RZ, 287);
3314 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3315 }
3316 
3317 void wacom_setup_device_quirks(struct wacom *wacom)
3318 {
3319 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3320 	struct wacom_features *features = &wacom->wacom_wac.features;
3321 
3322 	/* The pen and pad share the same interface on most devices */
3323 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3324 	    features->type == DTUS ||
3325 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3326 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3327 			features->device_type |= WACOM_DEVICETYPE_PAD;
3328 	}
3329 
3330 	/* touch device found but size is not defined. use default */
3331 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3332 		features->x_max = 1023;
3333 		features->y_max = 1023;
3334 	}
3335 
3336 	/*
3337 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3338 	 * touch interface in its HID descriptor. If this is the touch
3339 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3340 	 * tablet values.
3341 	 */
3342 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3343 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3344 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3345 			if (features->touch_max)
3346 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3347 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3348 				features->device_type |= WACOM_DEVICETYPE_PAD;
3349 
3350 			if (features->type == INTUOSHT2) {
3351 				features->x_max = features->x_max / 10;
3352 				features->y_max = features->y_max / 10;
3353 			}
3354 			else {
3355 				features->x_max = 4096;
3356 				features->y_max = 4096;
3357 			}
3358 		}
3359 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3360 			features->device_type |= WACOM_DEVICETYPE_PAD;
3361 		}
3362 	}
3363 
3364 	/*
3365 	 * Hack for the Bamboo One:
3366 	 * the device presents a PAD/Touch interface as most Bamboos and even
3367 	 * sends ghosts PAD data on it. However, later, we must disable this
3368 	 * ghost interface, and we can not detect it unless we set it here
3369 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3370 	 */
3371 	if (features->type == BAMBOO_PEN &&
3372 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3373 		features->device_type |= WACOM_DEVICETYPE_PAD;
3374 
3375 	/*
3376 	 * Raw Wacom-mode pen and touch events both come from interface
3377 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3378 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3379 	 * out through the HID_GENERIC device created for interface 1,
3380 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3381 	 */
3382 	if (features->type == BAMBOO_PAD)
3383 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3384 
3385 	if (features->type == REMOTE)
3386 		features->device_type = WACOM_DEVICETYPE_PAD;
3387 
3388 	if (features->type == INTUOSP2_BT) {
3389 		features->device_type |= WACOM_DEVICETYPE_PEN |
3390 					 WACOM_DEVICETYPE_PAD |
3391 					 WACOM_DEVICETYPE_TOUCH;
3392 		features->quirks |= WACOM_QUIRK_BATTERY;
3393 	}
3394 
3395 	if (features->type == INTUOSHT3_BT) {
3396 		features->device_type |= WACOM_DEVICETYPE_PEN |
3397 					 WACOM_DEVICETYPE_PAD;
3398 		features->quirks |= WACOM_QUIRK_BATTERY;
3399 	}
3400 
3401 	switch (features->type) {
3402 	case PL:
3403 	case DTU:
3404 	case DTUS:
3405 	case DTUSX:
3406 	case WACOM_21UX2:
3407 	case WACOM_22HD:
3408 	case DTK:
3409 	case WACOM_24HD:
3410 	case WACOM_27QHD:
3411 	case CINTIQ_HYBRID:
3412 	case CINTIQ_COMPANION_2:
3413 	case CINTIQ:
3414 	case WACOM_BEE:
3415 	case WACOM_13HD:
3416 	case WACOM_24HDT:
3417 	case WACOM_27QHDT:
3418 	case TABLETPC:
3419 	case TABLETPCE:
3420 	case TABLETPC2FG:
3421 	case MTSCREEN:
3422 	case MTTPC:
3423 	case MTTPC_B:
3424 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3425 		break;
3426 	}
3427 
3428 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3429 		features->quirks |= WACOM_QUIRK_BATTERY;
3430 
3431 	/* quirk for bamboo touch with 2 low res touches */
3432 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3433 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3434 		features->x_max <<= 5;
3435 		features->y_max <<= 5;
3436 		features->x_fuzz <<= 5;
3437 		features->y_fuzz <<= 5;
3438 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3439 	}
3440 
3441 	if (features->type == WIRELESS) {
3442 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3443 			features->quirks |= WACOM_QUIRK_BATTERY;
3444 		}
3445 	}
3446 
3447 	if (features->type == REMOTE)
3448 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3449 
3450 	/* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3451 	 * of things it shouldn't. Lets fix up the damage...
3452 	 */
3453 	if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3454 		features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3455 		__clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3456 		__clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3457 		__clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3458 		__clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3459 		__clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3460 		__clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3461 		__clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3462 		__clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3463 		__clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3464 		__clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3465 		__clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3466 	}
3467 }
3468 
3469 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3470 				   struct wacom_wac *wacom_wac)
3471 {
3472 	struct wacom_features *features = &wacom_wac->features;
3473 
3474 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3475 
3476 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3477 		return -ENODEV;
3478 
3479 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3480 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3481 	else
3482 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3483 
3484 	if (features->type == HID_GENERIC) {
3485 		/* setup has already been done; apply otherwise-undetectible quirks */
3486 		input_set_capability(input_dev, EV_KEY, BTN_STYLUS3);
3487 		return 0;
3488 	}
3489 
3490 	__set_bit(BTN_TOUCH, input_dev->keybit);
3491 	__set_bit(ABS_MISC, input_dev->absbit);
3492 
3493 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3494 			     features->x_max - features->offset_right,
3495 			     features->x_fuzz, 0);
3496 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3497 			     features->y_max - features->offset_bottom,
3498 			     features->y_fuzz, 0);
3499 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3500 		features->pressure_max, features->pressure_fuzz, 0);
3501 
3502 	/* penabled devices have fixed resolution for each model */
3503 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3504 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3505 
3506 	switch (features->type) {
3507 	case GRAPHIRE_BT:
3508 		__clear_bit(ABS_MISC, input_dev->absbit);
3509 		/* fall through */
3510 
3511 	case WACOM_MO:
3512 	case WACOM_G4:
3513 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3514 					      features->distance_max,
3515 					      features->distance_fuzz, 0);
3516 		/* fall through */
3517 
3518 	case GRAPHIRE:
3519 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3520 
3521 		__set_bit(BTN_LEFT, input_dev->keybit);
3522 		__set_bit(BTN_RIGHT, input_dev->keybit);
3523 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3524 
3525 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3526 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3527 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3528 		__set_bit(BTN_STYLUS, input_dev->keybit);
3529 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3530 		break;
3531 
3532 	case WACOM_27QHD:
3533 	case WACOM_24HD:
3534 	case DTK:
3535 	case WACOM_22HD:
3536 	case WACOM_21UX2:
3537 	case WACOM_BEE:
3538 	case CINTIQ:
3539 	case WACOM_13HD:
3540 	case CINTIQ_HYBRID:
3541 	case CINTIQ_COMPANION_2:
3542 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3543 		input_abs_set_res(input_dev, ABS_Z, 287);
3544 		wacom_setup_cintiq(wacom_wac);
3545 		break;
3546 
3547 	case INTUOS3:
3548 	case INTUOS3L:
3549 	case INTUOS3S:
3550 	case INTUOS4:
3551 	case INTUOS4WL:
3552 	case INTUOS4L:
3553 	case INTUOS4S:
3554 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3555 		input_abs_set_res(input_dev, ABS_Z, 287);
3556 		/* fall through */
3557 
3558 	case INTUOS:
3559 		wacom_setup_intuos(wacom_wac);
3560 		break;
3561 
3562 	case INTUOS5:
3563 	case INTUOS5L:
3564 	case INTUOSPM:
3565 	case INTUOSPL:
3566 	case INTUOS5S:
3567 	case INTUOSPS:
3568 	case INTUOSP2_BT:
3569 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3570 				      features->distance_max,
3571 				      features->distance_fuzz, 0);
3572 
3573 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3574 		input_abs_set_res(input_dev, ABS_Z, 287);
3575 
3576 		wacom_setup_intuos(wacom_wac);
3577 		break;
3578 
3579 	case WACOM_24HDT:
3580 	case WACOM_27QHDT:
3581 	case MTSCREEN:
3582 	case MTTPC:
3583 	case MTTPC_B:
3584 	case TABLETPC2FG:
3585 	case TABLETPC:
3586 	case TABLETPCE:
3587 		__clear_bit(ABS_MISC, input_dev->absbit);
3588 		/* fall through */
3589 
3590 	case DTUS:
3591 	case DTUSX:
3592 	case PL:
3593 	case DTU:
3594 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3595 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3596 		__set_bit(BTN_STYLUS, input_dev->keybit);
3597 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3598 		break;
3599 
3600 	case PTU:
3601 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3602 		/* fall through */
3603 
3604 	case PENPARTNER:
3605 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3606 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3607 		__set_bit(BTN_STYLUS, input_dev->keybit);
3608 		break;
3609 
3610 	case INTUOSHT:
3611 	case BAMBOO_PT:
3612 	case BAMBOO_PEN:
3613 	case INTUOSHT2:
3614 	case INTUOSHT3_BT:
3615 		if (features->type == INTUOSHT2 ||
3616 		    features->type == INTUOSHT3_BT) {
3617 			wacom_setup_basic_pro_pen(wacom_wac);
3618 		} else {
3619 			__clear_bit(ABS_MISC, input_dev->absbit);
3620 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3621 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3622 			__set_bit(BTN_STYLUS, input_dev->keybit);
3623 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3624 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3625 				      features->distance_max,
3626 				      features->distance_fuzz, 0);
3627 		}
3628 		break;
3629 	case BAMBOO_PAD:
3630 		__clear_bit(ABS_MISC, input_dev->absbit);
3631 		break;
3632 	}
3633 	return 0;
3634 }
3635 
3636 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3637 					 struct wacom_wac *wacom_wac)
3638 {
3639 	struct wacom_features *features = &wacom_wac->features;
3640 
3641 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3642 
3643 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3644 		return -ENODEV;
3645 
3646 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3647 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3648 	else
3649 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3650 
3651 	if (features->type == HID_GENERIC)
3652 		/* setup has already been done */
3653 		return 0;
3654 
3655 	__set_bit(BTN_TOUCH, input_dev->keybit);
3656 
3657 	if (features->touch_max == 1) {
3658 		input_set_abs_params(input_dev, ABS_X, 0,
3659 			features->x_max, features->x_fuzz, 0);
3660 		input_set_abs_params(input_dev, ABS_Y, 0,
3661 			features->y_max, features->y_fuzz, 0);
3662 		input_abs_set_res(input_dev, ABS_X,
3663 				  features->x_resolution);
3664 		input_abs_set_res(input_dev, ABS_Y,
3665 				  features->y_resolution);
3666 	}
3667 	else if (features->touch_max > 1) {
3668 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3669 			features->x_max, features->x_fuzz, 0);
3670 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3671 			features->y_max, features->y_fuzz, 0);
3672 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3673 				  features->x_resolution);
3674 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3675 				  features->y_resolution);
3676 	}
3677 
3678 	switch (features->type) {
3679 	case INTUOSP2_BT:
3680 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3681 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3682 
3683 		if (wacom_wac->shared->touch->product == 0x361) {
3684 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3685 					     0, 12440, 4, 0);
3686 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3687 					     0, 8640, 4, 0);
3688 		}
3689 		else if (wacom_wac->shared->touch->product == 0x360) {
3690 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3691 					     0, 8960, 4, 0);
3692 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3693 					     0, 5920, 4, 0);
3694 		}
3695 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3696 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3697 
3698 		/* fall through */
3699 
3700 	case INTUOS5:
3701 	case INTUOS5L:
3702 	case INTUOSPM:
3703 	case INTUOSPL:
3704 	case INTUOS5S:
3705 	case INTUOSPS:
3706 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3707 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3708 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3709 		break;
3710 
3711 	case WACOM_24HDT:
3712 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3713 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3714 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3715 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3716 		/* fall through */
3717 
3718 	case WACOM_27QHDT:
3719 	case MTSCREEN:
3720 	case MTTPC:
3721 	case MTTPC_B:
3722 	case TABLETPC2FG:
3723 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3724 		/*fall through */
3725 
3726 	case TABLETPC:
3727 	case TABLETPCE:
3728 		break;
3729 
3730 	case INTUOSHT:
3731 	case INTUOSHT2:
3732 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3733 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3734 		/* fall through */
3735 
3736 	case BAMBOO_PT:
3737 	case BAMBOO_TOUCH:
3738 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3739 			input_set_abs_params(input_dev,
3740 				     ABS_MT_TOUCH_MAJOR,
3741 				     0, features->x_max, 0, 0);
3742 			input_set_abs_params(input_dev,
3743 				     ABS_MT_TOUCH_MINOR,
3744 				     0, features->y_max, 0, 0);
3745 		}
3746 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3747 		break;
3748 
3749 	case BAMBOO_PAD:
3750 		input_mt_init_slots(input_dev, features->touch_max,
3751 				    INPUT_MT_POINTER);
3752 		__set_bit(BTN_LEFT, input_dev->keybit);
3753 		__set_bit(BTN_RIGHT, input_dev->keybit);
3754 		break;
3755 	}
3756 	return 0;
3757 }
3758 
3759 static int wacom_numbered_button_to_key(int n)
3760 {
3761 	if (n < 10)
3762 		return BTN_0 + n;
3763 	else if (n < 16)
3764 		return BTN_A + (n-10);
3765 	else if (n < 18)
3766 		return BTN_BASE + (n-16);
3767 	else
3768 		return 0;
3769 }
3770 
3771 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
3772 				int button_count)
3773 {
3774 	int i;
3775 
3776 	for (i = 0; i < button_count; i++) {
3777 		int key = wacom_numbered_button_to_key(i);
3778 
3779 		if (key)
3780 			__set_bit(key, input_dev->keybit);
3781 	}
3782 }
3783 
3784 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
3785 {
3786 	struct wacom_led *led;
3787 	int i;
3788 	bool updated = false;
3789 
3790 	/*
3791 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
3792 	 * So group 0 matches the second half of the buttons and thus the mask
3793 	 * needs to be shifted.
3794 	 */
3795 	if (group == 0)
3796 		mask >>= 8;
3797 
3798 	for (i = 0; i < 3; i++) {
3799 		led = wacom_led_find(wacom, group, i);
3800 		if (!led) {
3801 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
3802 				i, group);
3803 			continue;
3804 		}
3805 		if (!updated && mask & BIT(i)) {
3806 			led->held = true;
3807 			led_trigger_event(&led->trigger, LED_FULL);
3808 		} else {
3809 			led->held = false;
3810 		}
3811 	}
3812 }
3813 
3814 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
3815 				 int mask, int group)
3816 {
3817 	int button_per_group;
3818 
3819 	/*
3820 	 * 21UX2 has LED group 1 to the left and LED group 0
3821 	 * to the right. We need to reverse the group to match this
3822 	 * historical behavior.
3823 	 */
3824 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
3825 		group = 1 - group;
3826 
3827 	button_per_group = button_count/wacom->led.count;
3828 
3829 	return mask & (1 << (group * button_per_group));
3830 }
3831 
3832 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
3833 			     int group)
3834 {
3835 	struct wacom_led *led, *next_led;
3836 	int cur;
3837 	bool pressed;
3838 
3839 	if (wacom->wacom_wac.features.type == WACOM_24HD)
3840 		return wacom_24hd_update_leds(wacom, mask, group);
3841 
3842 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
3843 	cur = wacom->led.groups[group].select;
3844 
3845 	led = wacom_led_find(wacom, group, cur);
3846 	if (!led) {
3847 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
3848 			cur, group);
3849 		return;
3850 	}
3851 
3852 	if (!pressed) {
3853 		led->held = false;
3854 		return;
3855 	}
3856 
3857 	if (led->held && pressed)
3858 		return;
3859 
3860 	next_led = wacom_led_next(wacom, led);
3861 	if (!next_led) {
3862 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
3863 			group);
3864 		return;
3865 	}
3866 	if (next_led == led)
3867 		return;
3868 
3869 	next_led->held = true;
3870 	led_trigger_event(&next_led->trigger,
3871 			  wacom_leds_brightness_get(next_led));
3872 }
3873 
3874 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
3875 				int button_count, int mask)
3876 {
3877 	struct wacom *wacom = input_get_drvdata(input_dev);
3878 	int i;
3879 
3880 	for (i = 0; i < wacom->led.count; i++)
3881 		wacom_update_led(wacom,  button_count, mask, i);
3882 
3883 	for (i = 0; i < button_count; i++) {
3884 		int key = wacom_numbered_button_to_key(i);
3885 
3886 		if (key)
3887 			input_report_key(input_dev, key, mask & (1 << i));
3888 	}
3889 }
3890 
3891 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
3892 				   struct wacom_wac *wacom_wac)
3893 {
3894 	struct wacom_features *features = &wacom_wac->features;
3895 
3896 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
3897 		features->device_type |= WACOM_DEVICETYPE_PAD;
3898 
3899 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
3900 		return -ENODEV;
3901 
3902 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
3903 		return -ENODEV;
3904 
3905 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3906 
3907 	/* kept for making legacy xf86-input-wacom working with the wheels */
3908 	__set_bit(ABS_MISC, input_dev->absbit);
3909 
3910 	/* kept for making legacy xf86-input-wacom accepting the pad */
3911 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
3912 	      input_dev->absinfo[ABS_X].maximum)))
3913 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
3914 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
3915 	      input_dev->absinfo[ABS_Y].maximum)))
3916 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
3917 
3918 	/* kept for making udev and libwacom accepting the pad */
3919 	__set_bit(BTN_STYLUS, input_dev->keybit);
3920 
3921 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
3922 
3923 	switch (features->type) {
3924 
3925 	case CINTIQ_HYBRID:
3926 	case CINTIQ_COMPANION_2:
3927 	case DTK:
3928 	case DTUS:
3929 	case GRAPHIRE_BT:
3930 		break;
3931 
3932 	case WACOM_MO:
3933 		__set_bit(BTN_BACK, input_dev->keybit);
3934 		__set_bit(BTN_LEFT, input_dev->keybit);
3935 		__set_bit(BTN_FORWARD, input_dev->keybit);
3936 		__set_bit(BTN_RIGHT, input_dev->keybit);
3937 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3938 		break;
3939 
3940 	case WACOM_G4:
3941 		__set_bit(BTN_BACK, input_dev->keybit);
3942 		__set_bit(BTN_FORWARD, input_dev->keybit);
3943 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3944 		break;
3945 
3946 	case WACOM_24HD:
3947 		__set_bit(KEY_PROG1, input_dev->keybit);
3948 		__set_bit(KEY_PROG2, input_dev->keybit);
3949 		__set_bit(KEY_PROG3, input_dev->keybit);
3950 
3951 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3952 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
3953 		break;
3954 
3955 	case WACOM_27QHD:
3956 		__set_bit(KEY_PROG1, input_dev->keybit);
3957 		__set_bit(KEY_PROG2, input_dev->keybit);
3958 		__set_bit(KEY_PROG3, input_dev->keybit);
3959 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
3960 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
3961 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
3962 		input_abs_set_res(input_dev, ABS_Y, 1024);
3963 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
3964 		input_abs_set_res(input_dev, ABS_Z, 1024);
3965 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
3966 		break;
3967 
3968 	case WACOM_22HD:
3969 		__set_bit(KEY_PROG1, input_dev->keybit);
3970 		__set_bit(KEY_PROG2, input_dev->keybit);
3971 		__set_bit(KEY_PROG3, input_dev->keybit);
3972 		/* fall through */
3973 
3974 	case WACOM_21UX2:
3975 	case WACOM_BEE:
3976 	case CINTIQ:
3977 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3978 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3979 		break;
3980 
3981 	case WACOM_13HD:
3982 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3983 		break;
3984 
3985 	case INTUOS3:
3986 	case INTUOS3L:
3987 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3988 		/* fall through */
3989 
3990 	case INTUOS3S:
3991 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3992 		break;
3993 
3994 	case INTUOS5:
3995 	case INTUOS5L:
3996 	case INTUOSPM:
3997 	case INTUOSPL:
3998 	case INTUOS5S:
3999 	case INTUOSPS:
4000 	case INTUOSP2_BT:
4001 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4002 		break;
4003 
4004 	case INTUOS4WL:
4005 		/*
4006 		 * For Bluetooth devices, the udev rule does not work correctly
4007 		 * for pads unless we add a stylus capability, which forces
4008 		 * ID_INPUT_TABLET to be set.
4009 		 */
4010 		__set_bit(BTN_STYLUS, input_dev->keybit);
4011 		/* fall through */
4012 
4013 	case INTUOS4:
4014 	case INTUOS4L:
4015 	case INTUOS4S:
4016 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4017 		break;
4018 
4019 	case INTUOSHT:
4020 	case BAMBOO_PT:
4021 	case BAMBOO_TOUCH:
4022 	case INTUOSHT2:
4023 		__clear_bit(ABS_MISC, input_dev->absbit);
4024 
4025 		__set_bit(BTN_LEFT, input_dev->keybit);
4026 		__set_bit(BTN_FORWARD, input_dev->keybit);
4027 		__set_bit(BTN_BACK, input_dev->keybit);
4028 		__set_bit(BTN_RIGHT, input_dev->keybit);
4029 
4030 		break;
4031 
4032 	case REMOTE:
4033 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4034 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4035 		break;
4036 
4037 	case INTUOSHT3_BT:
4038 	case HID_GENERIC:
4039 		break;
4040 
4041 	default:
4042 		/* no pad supported */
4043 		return -ENODEV;
4044 	}
4045 	return 0;
4046 }
4047 
4048 static const struct wacom_features wacom_features_0x00 =
4049 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4050 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4051 static const struct wacom_features wacom_features_0x10 =
4052 	{ "Wacom Graphire", 10206, 7422, 511, 63,
4053 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4054 static const struct wacom_features wacom_features_0x81 =
4055 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4056 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4057 static const struct wacom_features wacom_features_0x11 =
4058 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4059 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4060 static const struct wacom_features wacom_features_0x12 =
4061 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4062 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4063 static const struct wacom_features wacom_features_0x13 =
4064 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4065 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4066 static const struct wacom_features wacom_features_0x14 =
4067 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4068 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4069 static const struct wacom_features wacom_features_0x15 =
4070 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4071 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4072 static const struct wacom_features wacom_features_0x16 =
4073 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4074 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4075 static const struct wacom_features wacom_features_0x17 =
4076 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4077 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4078 static const struct wacom_features wacom_features_0x18 =
4079 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4080 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4081 static const struct wacom_features wacom_features_0x19 =
4082 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4083 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4084 static const struct wacom_features wacom_features_0x60 =
4085 	{ "Wacom Volito", 5104, 3712, 511, 63,
4086 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4087 static const struct wacom_features wacom_features_0x61 =
4088 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4089 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4090 static const struct wacom_features wacom_features_0x62 =
4091 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4092 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4093 static const struct wacom_features wacom_features_0x63 =
4094 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4095 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4096 static const struct wacom_features wacom_features_0x64 =
4097 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4098 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4099 static const struct wacom_features wacom_features_0x65 =
4100 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4101 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4102 static const struct wacom_features wacom_features_0x69 =
4103 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4104 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4105 static const struct wacom_features wacom_features_0x6A =
4106 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4107 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4108 static const struct wacom_features wacom_features_0x6B =
4109 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4110 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4111 static const struct wacom_features wacom_features_0x20 =
4112 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4113 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4114 static const struct wacom_features wacom_features_0x21 =
4115 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4116 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4117 static const struct wacom_features wacom_features_0x22 =
4118 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4119 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4120 static const struct wacom_features wacom_features_0x23 =
4121 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4122 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4123 static const struct wacom_features wacom_features_0x24 =
4124 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4125 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4126 static const struct wacom_features wacom_features_0x30 =
4127 	{ "Wacom PL400", 5408, 4056, 255, 0,
4128 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4129 static const struct wacom_features wacom_features_0x31 =
4130 	{ "Wacom PL500", 6144, 4608, 255, 0,
4131 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4132 static const struct wacom_features wacom_features_0x32 =
4133 	{ "Wacom PL600", 6126, 4604, 255, 0,
4134 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4135 static const struct wacom_features wacom_features_0x33 =
4136 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4137 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4138 static const struct wacom_features wacom_features_0x34 =
4139 	{ "Wacom PL550", 6144, 4608, 511, 0,
4140 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4141 static const struct wacom_features wacom_features_0x35 =
4142 	{ "Wacom PL800", 7220, 5780, 511, 0,
4143 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4144 static const struct wacom_features wacom_features_0x37 =
4145 	{ "Wacom PL700", 6758, 5406, 511, 0,
4146 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4147 static const struct wacom_features wacom_features_0x38 =
4148 	{ "Wacom PL510", 6282, 4762, 511, 0,
4149 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4150 static const struct wacom_features wacom_features_0x39 =
4151 	{ "Wacom DTU710", 34080, 27660, 511, 0,
4152 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4153 static const struct wacom_features wacom_features_0xC4 =
4154 	{ "Wacom DTF521", 6282, 4762, 511, 0,
4155 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4156 static const struct wacom_features wacom_features_0xC0 =
4157 	{ "Wacom DTF720", 6858, 5506, 511, 0,
4158 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4159 static const struct wacom_features wacom_features_0xC2 =
4160 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4161 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4162 static const struct wacom_features wacom_features_0x03 =
4163 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4164 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4165 static const struct wacom_features wacom_features_0x41 =
4166 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4167 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4168 static const struct wacom_features wacom_features_0x42 =
4169 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4170 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4171 static const struct wacom_features wacom_features_0x43 =
4172 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4173 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4174 static const struct wacom_features wacom_features_0x44 =
4175 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4176 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4177 static const struct wacom_features wacom_features_0x45 =
4178 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4179 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4180 static const struct wacom_features wacom_features_0xB0 =
4181 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4182 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4183 static const struct wacom_features wacom_features_0xB1 =
4184 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4185 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4186 static const struct wacom_features wacom_features_0xB2 =
4187 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4188 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4189 static const struct wacom_features wacom_features_0xB3 =
4190 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4191 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4192 static const struct wacom_features wacom_features_0xB4 =
4193 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4194 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4195 static const struct wacom_features wacom_features_0xB5 =
4196 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4197 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4198 static const struct wacom_features wacom_features_0xB7 =
4199 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4200 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4201 static const struct wacom_features wacom_features_0xB8 =
4202 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4203 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4204 static const struct wacom_features wacom_features_0xB9 =
4205 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4206 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4207 static const struct wacom_features wacom_features_0xBA =
4208 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4209 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4210 static const struct wacom_features wacom_features_0xBB =
4211 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4212 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4213 static const struct wacom_features wacom_features_0xBC =
4214 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4215 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4216 static const struct wacom_features wacom_features_0xBD =
4217 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4218 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4219 static const struct wacom_features wacom_features_0x26 =
4220 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4221 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4222 static const struct wacom_features wacom_features_0x27 =
4223 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4224 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4225 static const struct wacom_features wacom_features_0x28 =
4226 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4227 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4228 static const struct wacom_features wacom_features_0x29 =
4229 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4230 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4231 static const struct wacom_features wacom_features_0x2A =
4232 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4233 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4234 static const struct wacom_features wacom_features_0x314 =
4235 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4236 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4237 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4238 static const struct wacom_features wacom_features_0x315 =
4239 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4240 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4241 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4242 static const struct wacom_features wacom_features_0x317 =
4243 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4244 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4245 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4246 static const struct wacom_features wacom_features_0xF4 =
4247 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4248 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4249 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4250 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4251 static const struct wacom_features wacom_features_0xF8 =
4252 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4253 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4254 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4255 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4256 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4257 static const struct wacom_features wacom_features_0xF6 =
4258 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4259 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4260 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4261 static const struct wacom_features wacom_features_0x32A =
4262 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4263 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4264 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4265 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4266 static const struct wacom_features wacom_features_0x32B =
4267 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4268 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4269 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4270 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4271 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4272 static const struct wacom_features wacom_features_0x32C =
4273 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4274 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4275 static const struct wacom_features wacom_features_0x3F =
4276 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4277 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4278 static const struct wacom_features wacom_features_0xC5 =
4279 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4280 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4281 static const struct wacom_features wacom_features_0xC6 =
4282 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4283 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4284 static const struct wacom_features wacom_features_0x304 =
4285 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4286 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4287 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4288 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4289 static const struct wacom_features wacom_features_0x333 =
4290 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4291 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4292 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4293 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4294 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4295 static const struct wacom_features wacom_features_0x335 =
4296 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4297 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4298 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4299 static const struct wacom_features wacom_features_0xC7 =
4300 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4301 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4302 static const struct wacom_features wacom_features_0xCE =
4303 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4304 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4305 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4306 static const struct wacom_features wacom_features_0xF0 =
4307 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4308 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4309 static const struct wacom_features wacom_features_0xFB =
4310 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4311 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4312 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4313 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4314 static const struct wacom_features wacom_features_0x32F =
4315 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4316 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4317 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4318 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4319 static const struct wacom_features wacom_features_0x336 =
4320 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4321 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4322 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4323 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4324 static const struct wacom_features wacom_features_0x57 =
4325 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4326 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4327 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4328 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4329 static const struct wacom_features wacom_features_0x59 = /* Pen */
4330 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4331 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4332 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4333 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4334 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4335 static const struct wacom_features wacom_features_0x5D = /* Touch */
4336 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4337 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4338 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4339 static const struct wacom_features wacom_features_0xCC =
4340 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4341 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4342 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4343 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4344 static const struct wacom_features wacom_features_0xFA =
4345 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4346 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4347 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4348 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4349 static const struct wacom_features wacom_features_0x5B =
4350 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4351 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4352 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4353 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4354 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4355 static const struct wacom_features wacom_features_0x5E =
4356 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4357 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4358 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4359 static const struct wacom_features wacom_features_0x90 =
4360 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4361 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4362 static const struct wacom_features wacom_features_0x93 =
4363 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4364 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4365 static const struct wacom_features wacom_features_0x97 =
4366 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4367 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4368 static const struct wacom_features wacom_features_0x9A =
4369 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4370 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4371 static const struct wacom_features wacom_features_0x9F =
4372 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4373 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4374 static const struct wacom_features wacom_features_0xE2 =
4375 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4376 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4377 static const struct wacom_features wacom_features_0xE3 =
4378 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4379 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4380 static const struct wacom_features wacom_features_0xE5 =
4381 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4382 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4383 static const struct wacom_features wacom_features_0xE6 =
4384 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4385 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4386 static const struct wacom_features wacom_features_0xEC =
4387 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4388 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4389 static const struct wacom_features wacom_features_0xED =
4390 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4391 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4392 static const struct wacom_features wacom_features_0xEF =
4393 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4394 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4395 static const struct wacom_features wacom_features_0x100 =
4396 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4397 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4398 static const struct wacom_features wacom_features_0x101 =
4399 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4400 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4401 static const struct wacom_features wacom_features_0x10D =
4402 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4403 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4404 static const struct wacom_features wacom_features_0x10E =
4405 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4406 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4407 static const struct wacom_features wacom_features_0x10F =
4408 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4409 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4410 static const struct wacom_features wacom_features_0x116 =
4411 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4412 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4413 static const struct wacom_features wacom_features_0x12C =
4414 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4415 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4416 static const struct wacom_features wacom_features_0x4001 =
4417 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4418 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4419 static const struct wacom_features wacom_features_0x4004 =
4420 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4421 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4422 static const struct wacom_features wacom_features_0x5000 =
4423 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4424 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4425 static const struct wacom_features wacom_features_0x5002 =
4426 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4427 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4428 static const struct wacom_features wacom_features_0x47 =
4429 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4430 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4431 static const struct wacom_features wacom_features_0x84 =
4432 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4433 static const struct wacom_features wacom_features_0xD0 =
4434 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4435 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4436 static const struct wacom_features wacom_features_0xD1 =
4437 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4438 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4439 static const struct wacom_features wacom_features_0xD2 =
4440 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4441 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4442 static const struct wacom_features wacom_features_0xD3 =
4443 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4444 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4445 static const struct wacom_features wacom_features_0xD4 =
4446 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4447 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4448 static const struct wacom_features wacom_features_0xD5 =
4449 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4450 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4451 static const struct wacom_features wacom_features_0xD6 =
4452 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4453 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4454 static const struct wacom_features wacom_features_0xD7 =
4455 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4456 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4457 static const struct wacom_features wacom_features_0xD8 =
4458 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4459 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4460 static const struct wacom_features wacom_features_0xDA =
4461 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4462 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4463 static const struct wacom_features wacom_features_0xDB =
4464 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4465 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4466 static const struct wacom_features wacom_features_0xDD =
4467         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4468           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4469 static const struct wacom_features wacom_features_0xDE =
4470         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4471 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4472 static const struct wacom_features wacom_features_0xDF =
4473         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4474 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4475 static const struct wacom_features wacom_features_0x300 =
4476 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4477 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4478 static const struct wacom_features wacom_features_0x301 =
4479 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4480 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4481 static const struct wacom_features wacom_features_0x302 =
4482 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4483 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4484 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4485 static const struct wacom_features wacom_features_0x303 =
4486 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4487 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4488 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4489 static const struct wacom_features wacom_features_0x30E =
4490 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4491 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4492 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4493 static const struct wacom_features wacom_features_0x6004 =
4494 	{ "ISD-V4", 12800, 8000, 255, 0,
4495 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4496 static const struct wacom_features wacom_features_0x307 =
4497 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4498 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4499 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4500 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4501 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4502 static const struct wacom_features wacom_features_0x309 =
4503 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4504 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4505 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4506 static const struct wacom_features wacom_features_0x30A =
4507 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4508 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4509 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4510 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4511 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4512 static const struct wacom_features wacom_features_0x30C =
4513 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4514 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4515 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4516 static const struct wacom_features wacom_features_0x318 =
4517 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4518 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4519 static const struct wacom_features wacom_features_0x319 =
4520 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4521 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4522 static const struct wacom_features wacom_features_0x325 =
4523 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4524 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4525 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4526 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4527 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4528 static const struct wacom_features wacom_features_0x326 = /* Touch */
4529 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4530 	  .oPid = 0x325 };
4531 static const struct wacom_features wacom_features_0x323 =
4532 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4533 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4534 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4535 static const struct wacom_features wacom_features_0x331 =
4536 	{ "Wacom Express Key Remote", .type = REMOTE,
4537 	  .numbered_buttons = 18, .check_for_hid_type = true,
4538 	  .hid_type = HID_TYPE_USBNONE };
4539 static const struct wacom_features wacom_features_0x33B =
4540 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4541 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4542 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4543 static const struct wacom_features wacom_features_0x33C =
4544 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4545 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4546 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4547 static const struct wacom_features wacom_features_0x33D =
4548 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4549 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4550 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4551 static const struct wacom_features wacom_features_0x33E =
4552 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4553 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4554 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4555 static const struct wacom_features wacom_features_0x343 =
4556 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4557 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4558 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4559 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4560 static const struct wacom_features wacom_features_0x360 =
4561 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4562 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4563 static const struct wacom_features wacom_features_0x361 =
4564 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4565 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4566 static const struct wacom_features wacom_features_0x377 =
4567 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4568 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4569 static const struct wacom_features wacom_features_0x379 =
4570 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4571 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4572 static const struct wacom_features wacom_features_0x37A =
4573 	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4574 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4575 static const struct wacom_features wacom_features_0x37B =
4576 	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4577 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4578 
4579 static const struct wacom_features wacom_features_HID_ANY_ID =
4580 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4581 
4582 #define USB_DEVICE_WACOM(prod)						\
4583 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4584 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4585 
4586 #define BT_DEVICE_WACOM(prod)						\
4587 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4588 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4589 
4590 #define I2C_DEVICE_WACOM(prod)						\
4591 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4592 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4593 
4594 #define USB_DEVICE_LENOVO(prod)					\
4595 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4596 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4597 
4598 const struct hid_device_id wacom_ids[] = {
4599 	{ USB_DEVICE_WACOM(0x00) },
4600 	{ USB_DEVICE_WACOM(0x03) },
4601 	{ USB_DEVICE_WACOM(0x10) },
4602 	{ USB_DEVICE_WACOM(0x11) },
4603 	{ USB_DEVICE_WACOM(0x12) },
4604 	{ USB_DEVICE_WACOM(0x13) },
4605 	{ USB_DEVICE_WACOM(0x14) },
4606 	{ USB_DEVICE_WACOM(0x15) },
4607 	{ USB_DEVICE_WACOM(0x16) },
4608 	{ USB_DEVICE_WACOM(0x17) },
4609 	{ USB_DEVICE_WACOM(0x18) },
4610 	{ USB_DEVICE_WACOM(0x19) },
4611 	{ USB_DEVICE_WACOM(0x20) },
4612 	{ USB_DEVICE_WACOM(0x21) },
4613 	{ USB_DEVICE_WACOM(0x22) },
4614 	{ USB_DEVICE_WACOM(0x23) },
4615 	{ USB_DEVICE_WACOM(0x24) },
4616 	{ USB_DEVICE_WACOM(0x26) },
4617 	{ USB_DEVICE_WACOM(0x27) },
4618 	{ USB_DEVICE_WACOM(0x28) },
4619 	{ USB_DEVICE_WACOM(0x29) },
4620 	{ USB_DEVICE_WACOM(0x2A) },
4621 	{ USB_DEVICE_WACOM(0x30) },
4622 	{ USB_DEVICE_WACOM(0x31) },
4623 	{ USB_DEVICE_WACOM(0x32) },
4624 	{ USB_DEVICE_WACOM(0x33) },
4625 	{ USB_DEVICE_WACOM(0x34) },
4626 	{ USB_DEVICE_WACOM(0x35) },
4627 	{ USB_DEVICE_WACOM(0x37) },
4628 	{ USB_DEVICE_WACOM(0x38) },
4629 	{ USB_DEVICE_WACOM(0x39) },
4630 	{ USB_DEVICE_WACOM(0x3F) },
4631 	{ USB_DEVICE_WACOM(0x41) },
4632 	{ USB_DEVICE_WACOM(0x42) },
4633 	{ USB_DEVICE_WACOM(0x43) },
4634 	{ USB_DEVICE_WACOM(0x44) },
4635 	{ USB_DEVICE_WACOM(0x45) },
4636 	{ USB_DEVICE_WACOM(0x47) },
4637 	{ USB_DEVICE_WACOM(0x57) },
4638 	{ USB_DEVICE_WACOM(0x59) },
4639 	{ USB_DEVICE_WACOM(0x5B) },
4640 	{ USB_DEVICE_WACOM(0x5D) },
4641 	{ USB_DEVICE_WACOM(0x5E) },
4642 	{ USB_DEVICE_WACOM(0x60) },
4643 	{ USB_DEVICE_WACOM(0x61) },
4644 	{ USB_DEVICE_WACOM(0x62) },
4645 	{ USB_DEVICE_WACOM(0x63) },
4646 	{ USB_DEVICE_WACOM(0x64) },
4647 	{ USB_DEVICE_WACOM(0x65) },
4648 	{ USB_DEVICE_WACOM(0x69) },
4649 	{ USB_DEVICE_WACOM(0x6A) },
4650 	{ USB_DEVICE_WACOM(0x6B) },
4651 	{ BT_DEVICE_WACOM(0x81) },
4652 	{ USB_DEVICE_WACOM(0x84) },
4653 	{ USB_DEVICE_WACOM(0x90) },
4654 	{ USB_DEVICE_WACOM(0x93) },
4655 	{ USB_DEVICE_WACOM(0x97) },
4656 	{ USB_DEVICE_WACOM(0x9A) },
4657 	{ USB_DEVICE_WACOM(0x9F) },
4658 	{ USB_DEVICE_WACOM(0xB0) },
4659 	{ USB_DEVICE_WACOM(0xB1) },
4660 	{ USB_DEVICE_WACOM(0xB2) },
4661 	{ USB_DEVICE_WACOM(0xB3) },
4662 	{ USB_DEVICE_WACOM(0xB4) },
4663 	{ USB_DEVICE_WACOM(0xB5) },
4664 	{ USB_DEVICE_WACOM(0xB7) },
4665 	{ USB_DEVICE_WACOM(0xB8) },
4666 	{ USB_DEVICE_WACOM(0xB9) },
4667 	{ USB_DEVICE_WACOM(0xBA) },
4668 	{ USB_DEVICE_WACOM(0xBB) },
4669 	{ USB_DEVICE_WACOM(0xBC) },
4670 	{ BT_DEVICE_WACOM(0xBD) },
4671 	{ USB_DEVICE_WACOM(0xC0) },
4672 	{ USB_DEVICE_WACOM(0xC2) },
4673 	{ USB_DEVICE_WACOM(0xC4) },
4674 	{ USB_DEVICE_WACOM(0xC5) },
4675 	{ USB_DEVICE_WACOM(0xC6) },
4676 	{ USB_DEVICE_WACOM(0xC7) },
4677 	{ USB_DEVICE_WACOM(0xCC) },
4678 	{ USB_DEVICE_WACOM(0xCE) },
4679 	{ USB_DEVICE_WACOM(0xD0) },
4680 	{ USB_DEVICE_WACOM(0xD1) },
4681 	{ USB_DEVICE_WACOM(0xD2) },
4682 	{ USB_DEVICE_WACOM(0xD3) },
4683 	{ USB_DEVICE_WACOM(0xD4) },
4684 	{ USB_DEVICE_WACOM(0xD5) },
4685 	{ USB_DEVICE_WACOM(0xD6) },
4686 	{ USB_DEVICE_WACOM(0xD7) },
4687 	{ USB_DEVICE_WACOM(0xD8) },
4688 	{ USB_DEVICE_WACOM(0xDA) },
4689 	{ USB_DEVICE_WACOM(0xDB) },
4690 	{ USB_DEVICE_WACOM(0xDD) },
4691 	{ USB_DEVICE_WACOM(0xDE) },
4692 	{ USB_DEVICE_WACOM(0xDF) },
4693 	{ USB_DEVICE_WACOM(0xE2) },
4694 	{ USB_DEVICE_WACOM(0xE3) },
4695 	{ USB_DEVICE_WACOM(0xE5) },
4696 	{ USB_DEVICE_WACOM(0xE6) },
4697 	{ USB_DEVICE_WACOM(0xEC) },
4698 	{ USB_DEVICE_WACOM(0xED) },
4699 	{ USB_DEVICE_WACOM(0xEF) },
4700 	{ USB_DEVICE_WACOM(0xF0) },
4701 	{ USB_DEVICE_WACOM(0xF4) },
4702 	{ USB_DEVICE_WACOM(0xF6) },
4703 	{ USB_DEVICE_WACOM(0xF8) },
4704 	{ USB_DEVICE_WACOM(0xFA) },
4705 	{ USB_DEVICE_WACOM(0xFB) },
4706 	{ USB_DEVICE_WACOM(0x100) },
4707 	{ USB_DEVICE_WACOM(0x101) },
4708 	{ USB_DEVICE_WACOM(0x10D) },
4709 	{ USB_DEVICE_WACOM(0x10E) },
4710 	{ USB_DEVICE_WACOM(0x10F) },
4711 	{ USB_DEVICE_WACOM(0x116) },
4712 	{ USB_DEVICE_WACOM(0x12C) },
4713 	{ USB_DEVICE_WACOM(0x300) },
4714 	{ USB_DEVICE_WACOM(0x301) },
4715 	{ USB_DEVICE_WACOM(0x302) },
4716 	{ USB_DEVICE_WACOM(0x303) },
4717 	{ USB_DEVICE_WACOM(0x304) },
4718 	{ USB_DEVICE_WACOM(0x307) },
4719 	{ USB_DEVICE_WACOM(0x309) },
4720 	{ USB_DEVICE_WACOM(0x30A) },
4721 	{ USB_DEVICE_WACOM(0x30C) },
4722 	{ USB_DEVICE_WACOM(0x30E) },
4723 	{ USB_DEVICE_WACOM(0x314) },
4724 	{ USB_DEVICE_WACOM(0x315) },
4725 	{ USB_DEVICE_WACOM(0x317) },
4726 	{ USB_DEVICE_WACOM(0x318) },
4727 	{ USB_DEVICE_WACOM(0x319) },
4728 	{ USB_DEVICE_WACOM(0x323) },
4729 	{ USB_DEVICE_WACOM(0x325) },
4730 	{ USB_DEVICE_WACOM(0x326) },
4731 	{ USB_DEVICE_WACOM(0x32A) },
4732 	{ USB_DEVICE_WACOM(0x32B) },
4733 	{ USB_DEVICE_WACOM(0x32C) },
4734 	{ USB_DEVICE_WACOM(0x32F) },
4735 	{ USB_DEVICE_WACOM(0x331) },
4736 	{ USB_DEVICE_WACOM(0x333) },
4737 	{ USB_DEVICE_WACOM(0x335) },
4738 	{ USB_DEVICE_WACOM(0x336) },
4739 	{ USB_DEVICE_WACOM(0x33B) },
4740 	{ USB_DEVICE_WACOM(0x33C) },
4741 	{ USB_DEVICE_WACOM(0x33D) },
4742 	{ USB_DEVICE_WACOM(0x33E) },
4743 	{ USB_DEVICE_WACOM(0x343) },
4744 	{ BT_DEVICE_WACOM(0x360) },
4745 	{ BT_DEVICE_WACOM(0x361) },
4746 	{ BT_DEVICE_WACOM(0x377) },
4747 	{ BT_DEVICE_WACOM(0x379) },
4748 	{ USB_DEVICE_WACOM(0x37A) },
4749 	{ USB_DEVICE_WACOM(0x37B) },
4750 	{ USB_DEVICE_WACOM(0x4001) },
4751 	{ USB_DEVICE_WACOM(0x4004) },
4752 	{ USB_DEVICE_WACOM(0x5000) },
4753 	{ USB_DEVICE_WACOM(0x5002) },
4754 	{ USB_DEVICE_LENOVO(0x6004) },
4755 
4756 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
4757 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
4758 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
4759 	{ }
4760 };
4761 MODULE_DEVICE_TABLE(hid, wacom_ids);
4762