xref: /openbmc/linux/drivers/hid/wacom_wac.c (revision 2359ccdd)
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 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
630 	case 0x16802: /* Cintiq 13HD Pro Pen */
631 	case 0x18802: /* DTH2242 Pen */
632 	case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
633 		tool_type = BTN_TOOL_PEN;
634 		break;
635 
636 	case 0x832: /* Stroke pen */
637 	case 0x032:
638 		tool_type = BTN_TOOL_BRUSH;
639 		break;
640 
641 	case 0x007: /* Mouse 4D and 2D */
642 	case 0x09c:
643 	case 0x094:
644 	case 0x017: /* Intuos3 2D Mouse */
645 	case 0x806: /* Intuos4 Mouse */
646 		tool_type = BTN_TOOL_MOUSE;
647 		break;
648 
649 	case 0x096: /* Lens cursor */
650 	case 0x097: /* Intuos3 Lens cursor */
651 	case 0x006: /* Intuos4 Lens cursor */
652 		tool_type = BTN_TOOL_LENS;
653 		break;
654 
655 	case 0x82a: /* Eraser */
656 	case 0x84a:
657 	case 0x85a:
658 	case 0x91a:
659 	case 0xd1a:
660 	case 0x0fa:
661 	case 0x82b: /* Intuos3 Grip Pen Eraser */
662 	case 0x81b: /* Intuos3 Classic Pen Eraser */
663 	case 0x91b: /* Intuos3 Airbrush Eraser */
664 	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
665 	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
666 	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
667 	case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
668 	case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
669 	case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
670 	case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
671 	case 0x1880a: /* DTH2242 Eraser */
672 	case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
673 		tool_type = BTN_TOOL_RUBBER;
674 		break;
675 
676 	case 0xd12:
677 	case 0x912:
678 	case 0x112:
679 	case 0x913: /* Intuos3 Airbrush */
680 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
681 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
682 		tool_type = BTN_TOOL_AIRBRUSH;
683 		break;
684 
685 	default: /* Unknown tool */
686 		tool_type = BTN_TOOL_PEN;
687 		break;
688 	}
689 	return tool_type;
690 }
691 
692 static int wacom_intuos_inout(struct wacom_wac *wacom)
693 {
694 	struct wacom_features *features = &wacom->features;
695 	unsigned char *data = wacom->data;
696 	struct input_dev *input = wacom->pen_input;
697 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
698 
699 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
700 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
701 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
702 		return 0;
703 
704 	/* Enter report */
705 	if ((data[1] & 0xfc) == 0xc0) {
706 		/* serial number of the tool */
707 		wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
708 			(data[4] << 20) + (data[5] << 12) +
709 			(data[6] << 4) + (data[7] >> 4);
710 
711 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
712 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
713 
714 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
715 
716 		wacom->shared->stylus_in_proximity = true;
717 		return 1;
718 	}
719 
720 	/* in Range */
721 	if ((data[1] & 0xfe) == 0x20) {
722 		if (features->type != INTUOSHT2)
723 			wacom->shared->stylus_in_proximity = true;
724 
725 		/* in Range while exiting */
726 		if (wacom->reporting_data) {
727 			input_report_key(input, BTN_TOUCH, 0);
728 			input_report_abs(input, ABS_PRESSURE, 0);
729 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
730 			return 2;
731 		}
732 		return 1;
733 	}
734 
735 	/* Exit report */
736 	if ((data[1] & 0xfe) == 0x80) {
737 		wacom->shared->stylus_in_proximity = false;
738 		wacom->reporting_data = false;
739 
740 		/* don't report exit if we don't know the ID */
741 		if (!wacom->id[idx])
742 			return 1;
743 
744 		/*
745 		 * Reset all states otherwise we lose the initial states
746 		 * when in-prox next time
747 		 */
748 		input_report_abs(input, ABS_X, 0);
749 		input_report_abs(input, ABS_Y, 0);
750 		input_report_abs(input, ABS_DISTANCE, 0);
751 		input_report_abs(input, ABS_TILT_X, 0);
752 		input_report_abs(input, ABS_TILT_Y, 0);
753 		if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
754 			input_report_key(input, BTN_LEFT, 0);
755 			input_report_key(input, BTN_MIDDLE, 0);
756 			input_report_key(input, BTN_RIGHT, 0);
757 			input_report_key(input, BTN_SIDE, 0);
758 			input_report_key(input, BTN_EXTRA, 0);
759 			input_report_abs(input, ABS_THROTTLE, 0);
760 			input_report_abs(input, ABS_RZ, 0);
761 		} else {
762 			input_report_abs(input, ABS_PRESSURE, 0);
763 			input_report_key(input, BTN_STYLUS, 0);
764 			input_report_key(input, BTN_STYLUS2, 0);
765 			input_report_key(input, BTN_TOUCH, 0);
766 			input_report_abs(input, ABS_WHEEL, 0);
767 			if (features->type >= INTUOS3S)
768 				input_report_abs(input, ABS_Z, 0);
769 		}
770 		input_report_key(input, wacom->tool[idx], 0);
771 		input_report_abs(input, ABS_MISC, 0); /* reset tool id */
772 		input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
773 		wacom->id[idx] = 0;
774 		return 2;
775 	}
776 
777 	return 0;
778 }
779 
780 static inline bool report_touch_events(struct wacom_wac *wacom)
781 {
782 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
783 }
784 
785 static inline bool delay_pen_events(struct wacom_wac *wacom)
786 {
787 	return (wacom->shared->touch_down && touch_arbitration);
788 }
789 
790 static int wacom_intuos_general(struct wacom_wac *wacom)
791 {
792 	struct wacom_features *features = &wacom->features;
793 	unsigned char *data = wacom->data;
794 	struct input_dev *input = wacom->pen_input;
795 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
796 	unsigned char type = (data[1] >> 1) & 0x0F;
797 	unsigned int x, y, distance, t;
798 
799 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
800 		data[0] != WACOM_REPORT_INTUOS_PEN)
801 		return 0;
802 
803 	if (delay_pen_events(wacom))
804 		return 1;
805 
806 	/* don't report events if we don't know the tool ID */
807 	if (!wacom->id[idx]) {
808 		/* but reschedule a read of the current tool */
809 		wacom_intuos_schedule_prox_event(wacom);
810 		return 1;
811 	}
812 
813 	/*
814 	 * don't report events for invalid data
815 	 */
816 	/* older I4 styli don't work with new Cintiqs */
817 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
818 			(features->type == WACOM_21UX2)) ||
819 	    /* Only large Intuos support Lense Cursor */
820 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
821 		(features->type == INTUOS3 ||
822 		 features->type == INTUOS3S ||
823 		 features->type == INTUOS4 ||
824 		 features->type == INTUOS4S ||
825 		 features->type == INTUOS5 ||
826 		 features->type == INTUOS5S ||
827 		 features->type == INTUOSPM ||
828 		 features->type == INTUOSPS)) ||
829 	   /* Cintiq doesn't send data when RDY bit isn't set */
830 	   (features->type == CINTIQ && !(data[1] & 0x40)))
831 		return 1;
832 
833 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
834 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
835 	distance = data[9] >> 2;
836 	if (features->type < INTUOS3S) {
837 		x >>= 1;
838 		y >>= 1;
839 		distance >>= 1;
840 	}
841 	input_report_abs(input, ABS_X, x);
842 	input_report_abs(input, ABS_Y, y);
843 	input_report_abs(input, ABS_DISTANCE, distance);
844 
845 	switch (type) {
846 	case 0x00:
847 	case 0x01:
848 	case 0x02:
849 	case 0x03:
850 		/* general pen packet */
851 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
852 		if (features->pressure_max < 2047)
853 			t >>= 1;
854 		input_report_abs(input, ABS_PRESSURE, t);
855 		if (features->type != INTUOSHT2) {
856 		    input_report_abs(input, ABS_TILT_X,
857 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
858 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
859 		}
860 		input_report_key(input, BTN_STYLUS, data[1] & 2);
861 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
862 		input_report_key(input, BTN_TOUCH, t > 10);
863 		break;
864 
865 	case 0x0a:
866 		/* airbrush second packet */
867 		input_report_abs(input, ABS_WHEEL,
868 				(data[6] << 2) | ((data[7] >> 6) & 3));
869 		input_report_abs(input, ABS_TILT_X,
870 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
871 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
872 		break;
873 
874 	case 0x05:
875 		/* Rotation packet */
876 		if (features->type >= INTUOS3S) {
877 			/* I3 marker pen rotation */
878 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
879 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
880 				((t-1) / 2 + 450)) : (450 - t / 2) ;
881 			input_report_abs(input, ABS_Z, t);
882 		} else {
883 			/* 4D mouse 2nd packet */
884 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
885 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
886 				((t - 1) / 2) : -t / 2);
887 		}
888 		break;
889 
890 	case 0x04:
891 		/* 4D mouse 1st packet */
892 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
893 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
894 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
895 
896 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
897 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
898 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
899 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
900 		break;
901 
902 	case 0x06:
903 		/* I4 mouse */
904 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
905 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
906 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
907 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
908 				 - ((data[7] & 0x40) >> 6));
909 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
910 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
911 
912 		input_report_abs(input, ABS_TILT_X,
913 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
914 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
915 		break;
916 
917 	case 0x08:
918 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
919 			/* 2D mouse packet */
920 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
921 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
922 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
923 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
924 					 - ((data[8] & 0x02) >> 1));
925 
926 			/* I3 2D mouse side buttons */
927 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
928 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
929 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
930 			}
931 		}
932 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
933 			/* Lens cursor packets */
934 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
935 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
936 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
937 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
938 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
939 		}
940 		break;
941 
942 	case 0x07:
943 	case 0x09:
944 	case 0x0b:
945 	case 0x0c:
946 	case 0x0d:
947 	case 0x0e:
948 	case 0x0f:
949 		/* unhandled */
950 		break;
951 	}
952 
953 	input_report_abs(input, ABS_MISC,
954 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
955 	input_report_key(input, wacom->tool[idx], 1);
956 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
957 	wacom->reporting_data = true;
958 	return 2;
959 }
960 
961 static int wacom_intuos_irq(struct wacom_wac *wacom)
962 {
963 	unsigned char *data = wacom->data;
964 	struct input_dev *input = wacom->pen_input;
965 	int result;
966 
967 	if (data[0] != WACOM_REPORT_PENABLED &&
968 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
969 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
970 	    data[0] != WACOM_REPORT_INTUOSPAD &&
971 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
972 	    data[0] != WACOM_REPORT_CINTIQ &&
973 	    data[0] != WACOM_REPORT_CINTIQPAD &&
974 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
975 		dev_dbg(input->dev.parent,
976 			"%s: received unknown report #%d\n", __func__, data[0]);
977                 return 0;
978 	}
979 
980 	/* process pad events */
981 	result = wacom_intuos_pad(wacom);
982 	if (result)
983 		return result;
984 
985 	/* process in/out prox events */
986 	result = wacom_intuos_inout(wacom);
987 	if (result)
988 		return result - 1;
989 
990 	/* process general packets */
991 	result = wacom_intuos_general(wacom);
992 	if (result)
993 		return result - 1;
994 
995 	return 0;
996 }
997 
998 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
999 {
1000 	unsigned char *data = wacom_wac->data;
1001 	struct input_dev *input;
1002 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1003 	struct wacom_remote *remote = wacom->remote;
1004 	int bat_charging, bat_percent, touch_ring_mode;
1005 	__u32 serial;
1006 	int i, index = -1;
1007 	unsigned long flags;
1008 
1009 	if (data[0] != WACOM_REPORT_REMOTE) {
1010 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1011 			__func__, data[0]);
1012 		return 0;
1013 	}
1014 
1015 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
1016 	wacom_wac->id[0] = PAD_DEVICE_ID;
1017 
1018 	spin_lock_irqsave(&remote->remote_lock, flags);
1019 
1020 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1021 		if (remote->remotes[i].serial == serial) {
1022 			index = i;
1023 			break;
1024 		}
1025 	}
1026 
1027 	if (index < 0 || !remote->remotes[index].registered)
1028 		goto out;
1029 
1030 	input = remote->remotes[index].input;
1031 
1032 	input_report_key(input, BTN_0, (data[9] & 0x01));
1033 	input_report_key(input, BTN_1, (data[9] & 0x02));
1034 	input_report_key(input, BTN_2, (data[9] & 0x04));
1035 	input_report_key(input, BTN_3, (data[9] & 0x08));
1036 	input_report_key(input, BTN_4, (data[9] & 0x10));
1037 	input_report_key(input, BTN_5, (data[9] & 0x20));
1038 	input_report_key(input, BTN_6, (data[9] & 0x40));
1039 	input_report_key(input, BTN_7, (data[9] & 0x80));
1040 
1041 	input_report_key(input, BTN_8, (data[10] & 0x01));
1042 	input_report_key(input, BTN_9, (data[10] & 0x02));
1043 	input_report_key(input, BTN_A, (data[10] & 0x04));
1044 	input_report_key(input, BTN_B, (data[10] & 0x08));
1045 	input_report_key(input, BTN_C, (data[10] & 0x10));
1046 	input_report_key(input, BTN_X, (data[10] & 0x20));
1047 	input_report_key(input, BTN_Y, (data[10] & 0x40));
1048 	input_report_key(input, BTN_Z, (data[10] & 0x80));
1049 
1050 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
1051 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1052 
1053 	if (data[12] & 0x80)
1054 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f));
1055 	else
1056 		input_report_abs(input, ABS_WHEEL, 0);
1057 
1058 	bat_percent = data[7] & 0x7f;
1059 	bat_charging = !!(data[7] & 0x80);
1060 
1061 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1062 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1063 	else
1064 		input_report_abs(input, ABS_MISC, 0);
1065 
1066 	input_event(input, EV_MSC, MSC_SERIAL, serial);
1067 
1068 	input_sync(input);
1069 
1070 	/*Which mode select (LED light) is currently on?*/
1071 	touch_ring_mode = (data[11] & 0xC0) >> 6;
1072 
1073 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1074 		if (remote->remotes[i].serial == serial)
1075 			wacom->led.groups[i].select = touch_ring_mode;
1076 	}
1077 
1078 	__wacom_notify_battery(&remote->remotes[index].battery,
1079 				WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1080 				bat_charging, 1, bat_charging);
1081 
1082 out:
1083 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1084 	return 0;
1085 }
1086 
1087 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1088 {
1089 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1090 	unsigned char *data = wacom_wac->data;
1091 	struct wacom_remote *remote = wacom->remote;
1092 	struct wacom_remote_data remote_data;
1093 	unsigned long flags;
1094 	int i, ret;
1095 
1096 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
1097 		return;
1098 
1099 	memset(&remote_data, 0, sizeof(struct wacom_remote_data));
1100 
1101 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1102 		int j = i * 6;
1103 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1104 		bool connected = data[j+2];
1105 
1106 		remote_data.remote[i].serial = serial;
1107 		remote_data.remote[i].connected = connected;
1108 	}
1109 
1110 	spin_lock_irqsave(&remote->remote_lock, flags);
1111 
1112 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1113 	if (ret != sizeof(remote_data)) {
1114 		spin_unlock_irqrestore(&remote->remote_lock, flags);
1115 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1116 		return;
1117 	}
1118 
1119 	spin_unlock_irqrestore(&remote->remote_lock, flags);
1120 
1121 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1122 }
1123 
1124 static int int_dist(int x1, int y1, int x2, int y2)
1125 {
1126 	int x = x2 - x1;
1127 	int y = y2 - y1;
1128 
1129 	return int_sqrt(x*x + y*y);
1130 }
1131 
1132 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1133 		unsigned char *data)
1134 {
1135 	memcpy(wacom->data, data, 10);
1136 	wacom_intuos_irq(wacom);
1137 
1138 	input_sync(wacom->pen_input);
1139 	if (wacom->pad_input)
1140 		input_sync(wacom->pad_input);
1141 }
1142 
1143 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1144 {
1145 	unsigned char data[WACOM_PKGLEN_MAX];
1146 	int i = 1;
1147 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1148 
1149 	memcpy(data, wacom->data, len);
1150 
1151 	switch (data[0]) {
1152 	case 0x04:
1153 		wacom_intuos_bt_process_data(wacom, data + i);
1154 		i += 10;
1155 		/* fall through */
1156 	case 0x03:
1157 		wacom_intuos_bt_process_data(wacom, data + i);
1158 		i += 10;
1159 		wacom_intuos_bt_process_data(wacom, data + i);
1160 		i += 10;
1161 		power_raw = data[i];
1162 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1163 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1164 		battery_capacity = batcap_i4[power_raw & 0x07];
1165 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1166 				     battery_capacity, bat_charging,
1167 				     battery_capacity || bat_charging,
1168 				     ps_connected);
1169 		break;
1170 	default:
1171 		dev_dbg(wacom->pen_input->dev.parent,
1172 				"Unknown report: %d,%d size:%zu\n",
1173 				data[0], data[1], len);
1174 		return 0;
1175 	}
1176 	return 0;
1177 }
1178 
1179 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1180 {
1181 	struct input_dev *input = wacom->touch_input;
1182 	unsigned touch_max = wacom->features.touch_max;
1183 	int count = 0;
1184 	int i;
1185 
1186 	if (!touch_max)
1187 		return 0;
1188 
1189 	if (touch_max == 1)
1190 		return test_bit(BTN_TOUCH, input->key) &&
1191 			report_touch_events(wacom);
1192 
1193 	for (i = 0; i < input->mt->num_slots; i++) {
1194 		struct input_mt_slot *ps = &input->mt->slots[i];
1195 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1196 		if (id >= 0)
1197 			count++;
1198 	}
1199 
1200 	return count;
1201 }
1202 
1203 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1204 {
1205 	int pen_frame_len, pen_frames;
1206 
1207 	struct input_dev *pen_input = wacom->pen_input;
1208 	unsigned char *data = wacom->data;
1209 	int i;
1210 
1211 	if (wacom->features.type == INTUOSP2_BT) {
1212 		wacom->serial[0] = get_unaligned_le64(&data[99]);
1213 		wacom->id[0]     = get_unaligned_le16(&data[107]);
1214 		pen_frame_len = 14;
1215 		pen_frames = 7;
1216 	} else {
1217 		wacom->serial[0] = get_unaligned_le64(&data[33]);
1218 		wacom->id[0]     = get_unaligned_le16(&data[41]);
1219 		pen_frame_len = 8;
1220 		pen_frames = 4;
1221 	}
1222 
1223 	if (wacom->serial[0] >> 52 == 1) {
1224 		/* Add back in missing bits of ID for non-USI pens */
1225 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1226 	}
1227 	wacom->tool[0]   = wacom_intuos_get_tool_type(wacom_intuos_id_mangle(wacom->id[0]));
1228 
1229 	for (i = 0; i < pen_frames; i++) {
1230 		unsigned char *frame = &data[i*pen_frame_len + 1];
1231 		bool valid = frame[0] & 0x80;
1232 		bool prox = frame[0] & 0x40;
1233 		bool range = frame[0] & 0x20;
1234 
1235 		if (!valid)
1236 			continue;
1237 
1238 		if (range) {
1239 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1240 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1241 
1242 			if (wacom->features.type == INTUOSP2_BT) {
1243 				/* Fix rotation alignment: userspace expects zero at left */
1244 				int16_t rotation =
1245 					(int16_t)get_unaligned_le16(&frame[9]);
1246 				rotation += 1800/4;
1247 
1248 				if (rotation > 899)
1249 					rotation -= 1800;
1250 
1251 				input_report_abs(pen_input, ABS_TILT_X,
1252 						 (char)frame[7]);
1253 				input_report_abs(pen_input, ABS_TILT_Y,
1254 						 (char)frame[8]);
1255 				input_report_abs(pen_input, ABS_Z, rotation);
1256 				input_report_abs(pen_input, ABS_WHEEL,
1257 						 get_unaligned_le16(&frame[11]));
1258 			}
1259 		}
1260 		input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1261 		if (wacom->features.type == INTUOSP2_BT) {
1262 			input_report_abs(pen_input, ABS_DISTANCE,
1263 					 range ? frame[13] : wacom->features.distance_max);
1264 		} else {
1265 			input_report_abs(pen_input, ABS_DISTANCE,
1266 					 range ? frame[7] : wacom->features.distance_max);
1267 		}
1268 
1269 		input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x01);
1270 		input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1271 		input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1272 
1273 		input_report_key(pen_input, wacom->tool[0], prox);
1274 		input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1275 		input_report_abs(pen_input, ABS_MISC,
1276 				 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1277 
1278 		wacom->shared->stylus_in_proximity = prox;
1279 
1280 		input_sync(pen_input);
1281 	}
1282 }
1283 
1284 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1285 {
1286 	const int finger_touch_len = 8;
1287 	const int finger_frames = 4;
1288 	const int finger_frame_len = 43;
1289 
1290 	struct input_dev *touch_input = wacom->touch_input;
1291 	unsigned char *data = wacom->data;
1292 	int num_contacts_left = 5;
1293 	int i, j;
1294 
1295 	for (i = 0; i < finger_frames; i++) {
1296 		unsigned char *frame = &data[i*finger_frame_len + 109];
1297 		int current_num_contacts = frame[0] & 0x7F;
1298 		int contacts_to_send;
1299 
1300 		if (!(frame[0] & 0x80))
1301 			continue;
1302 
1303 		/*
1304 		 * First packet resets the counter since only the first
1305 		 * packet in series will have non-zero current_num_contacts.
1306 		 */
1307 		if (current_num_contacts)
1308 			wacom->num_contacts_left = current_num_contacts;
1309 
1310 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1311 
1312 		for (j = 0; j < contacts_to_send; j++) {
1313 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1314 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1315 			int x = get_unaligned_le16(&touch[2]);
1316 			int y = get_unaligned_le16(&touch[4]);
1317 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1318 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1319 
1320 			if (slot < 0)
1321 				continue;
1322 
1323 			input_mt_slot(touch_input, slot);
1324 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1325 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1326 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1327 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1328 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1329 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1330 		}
1331 
1332 		input_mt_sync_frame(touch_input);
1333 
1334 		wacom->num_contacts_left -= contacts_to_send;
1335 		if (wacom->num_contacts_left <= 0) {
1336 			wacom->num_contacts_left = 0;
1337 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1338 		}
1339 	}
1340 
1341 	input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1342 	input_sync(touch_input);
1343 }
1344 
1345 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1346 {
1347 	struct input_dev *pad_input = wacom->pad_input;
1348 	unsigned char *data = wacom->data;
1349 
1350 	int buttons = (data[282] << 1) | ((data[281] >> 6) & 0x01);
1351 	int ring = data[285] & 0x7F;
1352 	bool ringstatus = data[285] & 0x80;
1353 	bool prox = buttons || ringstatus;
1354 
1355 	/* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1356 	ring = 71 - ring;
1357 	ring += 3*72/16;
1358 	if (ring > 71)
1359 		ring -= 72;
1360 
1361 	wacom_report_numbered_buttons(pad_input, 9, buttons);
1362 
1363 	input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1364 
1365 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1366 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1367 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1368 
1369 	input_sync(pad_input);
1370 }
1371 
1372 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1373 {
1374 	unsigned char *data = wacom->data;
1375 
1376 	bool chg = data[284] & 0x80;
1377 	int battery_status = data[284] & 0x7F;
1378 
1379 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1380 			     battery_status, chg, 1, chg);
1381 }
1382 
1383 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1384 {
1385 	struct input_dev *pad_input = wacom->pad_input;
1386 	unsigned char *data = wacom->data;
1387 
1388 	int buttons = data[44];
1389 
1390 	wacom_report_numbered_buttons(pad_input, 4, buttons);
1391 
1392 	input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1393 	input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1394 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1395 
1396 	input_sync(pad_input);
1397 }
1398 
1399 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1400 {
1401 	unsigned char *data = wacom->data;
1402 
1403 	bool chg = data[45] & 0x80;
1404 	int battery_status = data[45] & 0x7F;
1405 
1406 	wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1407 			     battery_status, chg, 1, chg);
1408 }
1409 
1410 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1411 {
1412 	unsigned char *data = wacom->data;
1413 
1414 	if (data[0] != 0x80 && data[0] != 0x81) {
1415 		dev_dbg(wacom->pen_input->dev.parent,
1416 			"%s: received unknown report #%d\n", __func__, data[0]);
1417 		return 0;
1418 	}
1419 
1420 	wacom_intuos_pro2_bt_pen(wacom);
1421 	if (wacom->features.type == INTUOSP2_BT) {
1422 		wacom_intuos_pro2_bt_touch(wacom);
1423 		wacom_intuos_pro2_bt_pad(wacom);
1424 		wacom_intuos_pro2_bt_battery(wacom);
1425 	} else {
1426 		wacom_intuos_gen3_bt_pad(wacom);
1427 		wacom_intuos_gen3_bt_battery(wacom);
1428 	}
1429 	return 0;
1430 }
1431 
1432 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1433 {
1434 	struct input_dev *input = wacom->touch_input;
1435 	unsigned char *data = wacom->data;
1436 	int i;
1437 	int current_num_contacts = data[61];
1438 	int contacts_to_send = 0;
1439 	int num_contacts_left = 4; /* maximum contacts per packet */
1440 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1441 	int y_offset = 2;
1442 
1443 	if (wacom->features.type == WACOM_27QHDT) {
1444 		current_num_contacts = data[63];
1445 		num_contacts_left = 10;
1446 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1447 		y_offset = 0;
1448 	}
1449 
1450 	/*
1451 	 * First packet resets the counter since only the first
1452 	 * packet in series will have non-zero current_num_contacts.
1453 	 */
1454 	if (current_num_contacts)
1455 		wacom->num_contacts_left = current_num_contacts;
1456 
1457 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1458 
1459 	for (i = 0; i < contacts_to_send; i++) {
1460 		int offset = (byte_per_packet * i) + 1;
1461 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1462 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1463 
1464 		if (slot < 0)
1465 			continue;
1466 		input_mt_slot(input, slot);
1467 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1468 
1469 		if (touch) {
1470 			int t_x = get_unaligned_le16(&data[offset + 2]);
1471 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1472 
1473 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1474 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1475 
1476 			if (wacom->features.type != WACOM_27QHDT) {
1477 				int c_x = get_unaligned_le16(&data[offset + 4]);
1478 				int c_y = get_unaligned_le16(&data[offset + 8]);
1479 				int w = get_unaligned_le16(&data[offset + 10]);
1480 				int h = get_unaligned_le16(&data[offset + 12]);
1481 
1482 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1483 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1484 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1485 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1486 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1487 			}
1488 		}
1489 	}
1490 	input_mt_sync_frame(input);
1491 
1492 	wacom->num_contacts_left -= contacts_to_send;
1493 	if (wacom->num_contacts_left <= 0) {
1494 		wacom->num_contacts_left = 0;
1495 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1496 	}
1497 	return 1;
1498 }
1499 
1500 static int wacom_mt_touch(struct wacom_wac *wacom)
1501 {
1502 	struct input_dev *input = wacom->touch_input;
1503 	unsigned char *data = wacom->data;
1504 	int i;
1505 	int current_num_contacts = data[2];
1506 	int contacts_to_send = 0;
1507 	int x_offset = 0;
1508 
1509 	/* MTTPC does not support Height and Width */
1510 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1511 		x_offset = -4;
1512 
1513 	/*
1514 	 * First packet resets the counter since only the first
1515 	 * packet in series will have non-zero current_num_contacts.
1516 	 */
1517 	if (current_num_contacts)
1518 		wacom->num_contacts_left = current_num_contacts;
1519 
1520 	/* There are at most 5 contacts per packet */
1521 	contacts_to_send = min(5, wacom->num_contacts_left);
1522 
1523 	for (i = 0; i < contacts_to_send; i++) {
1524 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1525 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1526 		int id = get_unaligned_le16(&data[offset + 1]);
1527 		int slot = input_mt_get_slot_by_key(input, id);
1528 
1529 		if (slot < 0)
1530 			continue;
1531 
1532 		input_mt_slot(input, slot);
1533 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1534 		if (touch) {
1535 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1536 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1537 			input_report_abs(input, ABS_MT_POSITION_X, x);
1538 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1539 		}
1540 	}
1541 	input_mt_sync_frame(input);
1542 
1543 	wacom->num_contacts_left -= contacts_to_send;
1544 	if (wacom->num_contacts_left <= 0) {
1545 		wacom->num_contacts_left = 0;
1546 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1547 	}
1548 	return 1;
1549 }
1550 
1551 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1552 {
1553 	struct input_dev *input = wacom->touch_input;
1554 	unsigned char *data = wacom->data;
1555 	int i;
1556 
1557 	for (i = 0; i < 2; i++) {
1558 		int p = data[1] & (1 << i);
1559 		bool touch = p && report_touch_events(wacom);
1560 
1561 		input_mt_slot(input, i);
1562 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1563 		if (touch) {
1564 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1565 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1566 
1567 			input_report_abs(input, ABS_MT_POSITION_X, x);
1568 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1569 		}
1570 	}
1571 	input_mt_sync_frame(input);
1572 
1573 	/* keep touch state for pen event */
1574 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1575 
1576 	return 1;
1577 }
1578 
1579 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1580 {
1581 	unsigned char *data = wacom->data;
1582 	struct input_dev *input = wacom->touch_input;
1583 	bool prox = report_touch_events(wacom);
1584 	int x = 0, y = 0;
1585 
1586 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1587 		return 0;
1588 
1589 	if (len == WACOM_PKGLEN_TPC1FG) {
1590 		prox = prox && (data[0] & 0x01);
1591 		x = get_unaligned_le16(&data[1]);
1592 		y = get_unaligned_le16(&data[3]);
1593 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1594 		prox = prox && (data[2] & 0x01);
1595 		x = get_unaligned_le16(&data[3]);
1596 		y = get_unaligned_le16(&data[5]);
1597 	} else {
1598 		prox = prox && (data[1] & 0x01);
1599 		x = le16_to_cpup((__le16 *)&data[2]);
1600 		y = le16_to_cpup((__le16 *)&data[4]);
1601 	}
1602 
1603 	if (prox) {
1604 		input_report_abs(input, ABS_X, x);
1605 		input_report_abs(input, ABS_Y, y);
1606 	}
1607 	input_report_key(input, BTN_TOUCH, prox);
1608 
1609 	/* keep touch state for pen events */
1610 	wacom->shared->touch_down = prox;
1611 
1612 	return 1;
1613 }
1614 
1615 static int wacom_tpc_pen(struct wacom_wac *wacom)
1616 {
1617 	unsigned char *data = wacom->data;
1618 	struct input_dev *input = wacom->pen_input;
1619 	bool prox = data[1] & 0x20;
1620 
1621 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1622 		/* Going into proximity select tool */
1623 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1624 
1625 	/* keep pen state for touch events */
1626 	wacom->shared->stylus_in_proximity = prox;
1627 
1628 	/* send pen events only when touch is up or forced out
1629 	 * or touch arbitration is off
1630 	 */
1631 	if (!delay_pen_events(wacom)) {
1632 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1633 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1634 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1635 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1636 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1637 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1638 		input_report_key(input, wacom->tool[0], prox);
1639 		return 1;
1640 	}
1641 
1642 	return 0;
1643 }
1644 
1645 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1646 {
1647 	unsigned char *data = wacom->data;
1648 
1649 	if (wacom->pen_input) {
1650 		dev_dbg(wacom->pen_input->dev.parent,
1651 			"%s: received report #%d\n", __func__, data[0]);
1652 
1653 		if (len == WACOM_PKGLEN_PENABLED ||
1654 		    data[0] == WACOM_REPORT_PENABLED)
1655 			return wacom_tpc_pen(wacom);
1656 	}
1657 	else if (wacom->touch_input) {
1658 		dev_dbg(wacom->touch_input->dev.parent,
1659 			"%s: received report #%d\n", __func__, data[0]);
1660 
1661 		switch (len) {
1662 		case WACOM_PKGLEN_TPC1FG:
1663 			return wacom_tpc_single_touch(wacom, len);
1664 
1665 		case WACOM_PKGLEN_TPC2FG:
1666 			return wacom_tpc_mt_touch(wacom);
1667 
1668 		default:
1669 			switch (data[0]) {
1670 			case WACOM_REPORT_TPC1FG:
1671 			case WACOM_REPORT_TPCHID:
1672 			case WACOM_REPORT_TPCST:
1673 			case WACOM_REPORT_TPC1FGE:
1674 				return wacom_tpc_single_touch(wacom, len);
1675 
1676 			case WACOM_REPORT_TPCMT:
1677 			case WACOM_REPORT_TPCMT2:
1678 				return wacom_mt_touch(wacom);
1679 
1680 			}
1681 		}
1682 	}
1683 
1684 	return 0;
1685 }
1686 
1687 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1688 				 int value, int num, int denom)
1689 {
1690 	struct input_absinfo *abs = &input->absinfo[usage->code];
1691 	int range = (abs->maximum - abs->minimum + 1);
1692 
1693 	value += num*range/denom;
1694 	if (value > abs->maximum)
1695 		value -= range;
1696 	else if (value < abs->minimum)
1697 		value += range;
1698 	return value;
1699 }
1700 
1701 int wacom_equivalent_usage(int usage)
1702 {
1703 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1704 		int subpage = (usage & 0xFF00) << 8;
1705 		int subusage = (usage & 0xFF);
1706 
1707 		if (subpage == WACOM_HID_SP_PAD ||
1708 		    subpage == WACOM_HID_SP_BUTTON ||
1709 		    subpage == WACOM_HID_SP_DIGITIZER ||
1710 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1711 		    usage == WACOM_HID_WD_SENSE ||
1712 		    usage == WACOM_HID_WD_SERIALHI ||
1713 		    usage == WACOM_HID_WD_TOOLTYPE ||
1714 		    usage == WACOM_HID_WD_DISTANCE ||
1715 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1716 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1717 		    usage == WACOM_HID_WD_TOUCHRING ||
1718 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1719 		    usage == WACOM_HID_WD_REPORT_VALID) {
1720 			return usage;
1721 		}
1722 
1723 		if (subpage == HID_UP_UNDEFINED)
1724 			subpage = HID_UP_DIGITIZER;
1725 
1726 		return subpage | subusage;
1727 	}
1728 
1729 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1730 		int subpage = (usage & 0xFF00) << 8;
1731 		int subusage = (usage & 0xFF);
1732 
1733 		if (subpage == HID_UP_UNDEFINED)
1734 			subpage = WACOM_HID_SP_DIGITIZER;
1735 
1736 		return subpage | subusage;
1737 	}
1738 
1739 	return usage;
1740 }
1741 
1742 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1743 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1744 {
1745 	struct wacom *wacom = input_get_drvdata(input);
1746 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1747 	struct wacom_features *features = &wacom_wac->features;
1748 	int fmin = field->logical_minimum;
1749 	int fmax = field->logical_maximum;
1750 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1751 	int resolution_code = code;
1752 
1753 	if (equivalent_usage == HID_DG_TWIST) {
1754 		resolution_code = ABS_RZ;
1755 	}
1756 
1757 	if (equivalent_usage == HID_GD_X) {
1758 		fmin += features->offset_left;
1759 		fmax -= features->offset_right;
1760 	}
1761 	if (equivalent_usage == HID_GD_Y) {
1762 		fmin += features->offset_top;
1763 		fmax -= features->offset_bottom;
1764 	}
1765 
1766 	usage->type = type;
1767 	usage->code = code;
1768 
1769 	set_bit(type, input->evbit);
1770 
1771 	switch (type) {
1772 	case EV_ABS:
1773 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1774 		input_abs_set_res(input, code,
1775 				  hidinput_calc_abs_res(field, resolution_code));
1776 		break;
1777 	case EV_KEY:
1778 		input_set_capability(input, EV_KEY, code);
1779 		break;
1780 	case EV_MSC:
1781 		input_set_capability(input, EV_MSC, code);
1782 		break;
1783 	case EV_SW:
1784 		input_set_capability(input, EV_SW, code);
1785 		break;
1786 	}
1787 }
1788 
1789 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1790 		struct hid_field *field, struct hid_usage *usage)
1791 {
1792 	struct wacom *wacom = hid_get_drvdata(hdev);
1793 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1794 	struct wacom_features *features = &wacom_wac->features;
1795 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1796 
1797 	switch (equivalent_usage) {
1798 	case HID_DG_BATTERYSTRENGTH:
1799 	case WACOM_HID_WD_BATTERY_LEVEL:
1800 	case WACOM_HID_WD_BATTERY_CHARGING:
1801 		features->quirks |= WACOM_QUIRK_BATTERY;
1802 		break;
1803 	}
1804 }
1805 
1806 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1807 		struct hid_usage *usage, __s32 value)
1808 {
1809 	struct wacom *wacom = hid_get_drvdata(hdev);
1810 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1811 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1812 
1813 	switch (equivalent_usage) {
1814 	case HID_DG_BATTERYSTRENGTH:
1815 		if (value == 0) {
1816 			wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1817 		}
1818 		else {
1819 			value = value * 100 / (field->logical_maximum - field->logical_minimum);
1820 			wacom_wac->hid_data.battery_capacity = value;
1821 			wacom_wac->hid_data.bat_connected = 1;
1822 			wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1823 		}
1824 		break;
1825 	case WACOM_HID_WD_BATTERY_LEVEL:
1826 		value = value * 100 / (field->logical_maximum - field->logical_minimum);
1827 		wacom_wac->hid_data.battery_capacity = value;
1828 		wacom_wac->hid_data.bat_connected = 1;
1829 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1830 		break;
1831 	case WACOM_HID_WD_BATTERY_CHARGING:
1832 		wacom_wac->hid_data.bat_charging = value;
1833 		wacom_wac->hid_data.ps_connected = value;
1834 		wacom_wac->hid_data.bat_connected = 1;
1835 		wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1836 		break;
1837 	}
1838 }
1839 
1840 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
1841 		struct hid_report *report)
1842 {
1843 	return;
1844 }
1845 
1846 static void wacom_wac_battery_report(struct hid_device *hdev,
1847 		struct hid_report *report)
1848 {
1849 	struct wacom *wacom = hid_get_drvdata(hdev);
1850 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1851 	struct wacom_features *features = &wacom_wac->features;
1852 
1853 	if (features->quirks & WACOM_QUIRK_BATTERY) {
1854 		int status = wacom_wac->hid_data.bat_status;
1855 		int capacity = wacom_wac->hid_data.battery_capacity;
1856 		bool charging = wacom_wac->hid_data.bat_charging;
1857 		bool connected = wacom_wac->hid_data.bat_connected;
1858 		bool powered = wacom_wac->hid_data.ps_connected;
1859 
1860 		wacom_notify_battery(wacom_wac, status, capacity, charging,
1861 				     connected, powered);
1862 	}
1863 }
1864 
1865 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
1866 		struct hid_field *field, struct hid_usage *usage)
1867 {
1868 	struct wacom *wacom = hid_get_drvdata(hdev);
1869 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1870 	struct wacom_features *features = &wacom_wac->features;
1871 	struct input_dev *input = wacom_wac->pad_input;
1872 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1873 
1874 	switch (equivalent_usage) {
1875 	case WACOM_HID_WD_ACCELEROMETER_X:
1876 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1877 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
1878 		features->device_type |= WACOM_DEVICETYPE_PAD;
1879 		break;
1880 	case WACOM_HID_WD_ACCELEROMETER_Y:
1881 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1882 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
1883 		features->device_type |= WACOM_DEVICETYPE_PAD;
1884 		break;
1885 	case WACOM_HID_WD_ACCELEROMETER_Z:
1886 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1887 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
1888 		features->device_type |= WACOM_DEVICETYPE_PAD;
1889 		break;
1890 	case WACOM_HID_WD_BUTTONCENTER:
1891 		wacom->generic_has_leds = true;
1892 		/* fall through */
1893 	case WACOM_HID_WD_BUTTONHOME:
1894 	case WACOM_HID_WD_BUTTONUP:
1895 	case WACOM_HID_WD_BUTTONDOWN:
1896 	case WACOM_HID_WD_BUTTONLEFT:
1897 	case WACOM_HID_WD_BUTTONRIGHT:
1898 		wacom_map_usage(input, usage, field, EV_KEY,
1899 				wacom_numbered_button_to_key(features->numbered_buttons),
1900 				0);
1901 		features->numbered_buttons++;
1902 		features->device_type |= WACOM_DEVICETYPE_PAD;
1903 		break;
1904 	case WACOM_HID_WD_TOUCHONOFF:
1905 	case WACOM_HID_WD_MUTE_DEVICE:
1906 		/*
1907 		 * This usage, which is used to mute touch events, comes
1908 		 * from the pad packet, but is reported on the touch
1909 		 * interface. Because the touch interface may not have
1910 		 * been created yet, we cannot call wacom_map_usage(). In
1911 		 * order to process this usage when we receive it, we set
1912 		 * the usage type and code directly.
1913 		 */
1914 		wacom_wac->has_mute_touch_switch = true;
1915 		usage->type = EV_SW;
1916 		usage->code = SW_MUTE_DEVICE;
1917 		features->device_type |= WACOM_DEVICETYPE_PAD;
1918 		break;
1919 	case WACOM_HID_WD_TOUCHSTRIP:
1920 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
1921 		features->device_type |= WACOM_DEVICETYPE_PAD;
1922 		break;
1923 	case WACOM_HID_WD_TOUCHSTRIP2:
1924 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
1925 		features->device_type |= WACOM_DEVICETYPE_PAD;
1926 		break;
1927 	case WACOM_HID_WD_TOUCHRING:
1928 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
1929 		features->device_type |= WACOM_DEVICETYPE_PAD;
1930 		break;
1931 	case WACOM_HID_WD_TOUCHRINGSTATUS:
1932 		/*
1933 		 * Only set up type/code association. Completely mapping
1934 		 * this usage may overwrite the axis resolution and range.
1935 		 */
1936 		usage->type = EV_ABS;
1937 		usage->code = ABS_WHEEL;
1938 		set_bit(EV_ABS, input->evbit);
1939 		features->device_type |= WACOM_DEVICETYPE_PAD;
1940 		break;
1941 	case WACOM_HID_WD_BUTTONCONFIG:
1942 		wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
1943 		features->device_type |= WACOM_DEVICETYPE_PAD;
1944 		break;
1945 	case WACOM_HID_WD_ONSCREEN_KEYBOARD:
1946 		wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
1947 		features->device_type |= WACOM_DEVICETYPE_PAD;
1948 		break;
1949 	case WACOM_HID_WD_CONTROLPANEL:
1950 		wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
1951 		features->device_type |= WACOM_DEVICETYPE_PAD;
1952 		break;
1953 	case WACOM_HID_WD_MODE_CHANGE:
1954 		/* do not overwrite previous data */
1955 		if (!wacom_wac->has_mode_change) {
1956 			wacom_wac->has_mode_change = true;
1957 			wacom_wac->is_direct_mode = true;
1958 		}
1959 		features->device_type |= WACOM_DEVICETYPE_PAD;
1960 		break;
1961 	}
1962 
1963 	switch (equivalent_usage & 0xfffffff0) {
1964 	case WACOM_HID_WD_EXPRESSKEY00:
1965 		wacom_map_usage(input, usage, field, EV_KEY,
1966 				wacom_numbered_button_to_key(features->numbered_buttons),
1967 				0);
1968 		features->numbered_buttons++;
1969 		features->device_type |= WACOM_DEVICETYPE_PAD;
1970 		break;
1971 	}
1972 }
1973 
1974 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
1975 		struct hid_usage *usage, __s32 value)
1976 {
1977 	struct wacom *wacom = hid_get_drvdata(hdev);
1978 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1979 	struct input_dev *input = wacom_wac->pad_input;
1980 	struct wacom_features *features = &wacom_wac->features;
1981 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1982 	int i;
1983 	bool do_report = false;
1984 
1985 	/*
1986 	 * Avoid reporting this event and setting inrange_state if this usage
1987 	 * hasn't been mapped.
1988 	 */
1989 	if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
1990 		return;
1991 
1992 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
1993 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
1994 			wacom_wac->hid_data.inrange_state |= value;
1995 	}
1996 
1997 	switch (equivalent_usage) {
1998 	case WACOM_HID_WD_TOUCHRING:
1999 		/*
2000 		 * Userspace expects touchrings to increase in value with
2001 		 * clockwise gestures and have their zero point at the
2002 		 * tablet's left. HID events "should" be clockwise-
2003 		 * increasing and zero at top, though the MobileStudio
2004 		 * Pro and 2nd-gen Intuos Pro don't do this...
2005 		 */
2006 		if (hdev->vendor == 0x56a &&
2007 		    (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2008 		     hdev->product == 0x357 || hdev->product == 0x358)) { /* Intuos Pro 2 */
2009 			value = (field->logical_maximum - value);
2010 
2011 			if (hdev->product == 0x357 || hdev->product == 0x358)
2012 				value = wacom_offset_rotation(input, usage, value, 3, 16);
2013 			else if (hdev->product == 0x34d || hdev->product == 0x34e)
2014 				value = wacom_offset_rotation(input, usage, value, 1, 2);
2015 		}
2016 		else {
2017 			value = wacom_offset_rotation(input, usage, value, 1, 4);
2018 		}
2019 		do_report = true;
2020 		break;
2021 	case WACOM_HID_WD_TOUCHRINGSTATUS:
2022 		if (!value)
2023 			input_event(input, usage->type, usage->code, 0);
2024 		break;
2025 
2026 	case WACOM_HID_WD_MUTE_DEVICE:
2027 	case WACOM_HID_WD_TOUCHONOFF:
2028 		if (wacom_wac->shared->touch_input) {
2029 			bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2030 
2031 			if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2032 				*is_touch_on = !(*is_touch_on);
2033 			else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2034 				*is_touch_on = value;
2035 
2036 			input_report_switch(wacom_wac->shared->touch_input,
2037 					    SW_MUTE_DEVICE, !(*is_touch_on));
2038 			input_sync(wacom_wac->shared->touch_input);
2039 		}
2040 		break;
2041 
2042 	case WACOM_HID_WD_MODE_CHANGE:
2043 		if (wacom_wac->is_direct_mode != value) {
2044 			wacom_wac->is_direct_mode = value;
2045 			wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2046 		}
2047 		break;
2048 
2049 	case WACOM_HID_WD_BUTTONCENTER:
2050 		for (i = 0; i < wacom->led.count; i++)
2051 			wacom_update_led(wacom, features->numbered_buttons,
2052 					 value, i);
2053 		 /* fall through*/
2054 	default:
2055 		do_report = true;
2056 		break;
2057 	}
2058 
2059 	if (do_report) {
2060 		input_event(input, usage->type, usage->code, value);
2061 		if (value)
2062 			wacom_wac->hid_data.pad_input_event_flag = true;
2063 	}
2064 }
2065 
2066 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2067 		struct hid_report *report)
2068 {
2069 	struct wacom *wacom = hid_get_drvdata(hdev);
2070 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2071 
2072 	wacom_wac->hid_data.inrange_state = 0;
2073 }
2074 
2075 static void wacom_wac_pad_report(struct hid_device *hdev,
2076 		struct hid_report *report, struct hid_field *field)
2077 {
2078 	struct wacom *wacom = hid_get_drvdata(hdev);
2079 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2080 	struct input_dev *input = wacom_wac->pad_input;
2081 	bool active = wacom_wac->hid_data.inrange_state != 0;
2082 
2083 	/* report prox for expresskey events */
2084 	if ((wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) &&
2085 	    wacom_wac->hid_data.pad_input_event_flag) {
2086 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2087 		input_sync(input);
2088 		if (!active)
2089 			wacom_wac->hid_data.pad_input_event_flag = false;
2090 	}
2091 
2092 }
2093 
2094 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2095 		struct hid_field *field, struct hid_usage *usage)
2096 {
2097 	struct wacom *wacom = hid_get_drvdata(hdev);
2098 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2099 	struct wacom_features *features = &wacom_wac->features;
2100 	struct input_dev *input = wacom_wac->pen_input;
2101 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2102 
2103 	switch (equivalent_usage) {
2104 	case HID_GD_X:
2105 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2106 		break;
2107 	case HID_GD_Y:
2108 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2109 		break;
2110 	case WACOM_HID_WD_DISTANCE:
2111 	case HID_GD_Z:
2112 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2113 		break;
2114 	case HID_DG_TIPPRESSURE:
2115 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2116 		break;
2117 	case HID_DG_INRANGE:
2118 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2119 		break;
2120 	case HID_DG_INVERT:
2121 		wacom_map_usage(input, usage, field, EV_KEY,
2122 				BTN_TOOL_RUBBER, 0);
2123 		break;
2124 	case HID_DG_TILT_X:
2125 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2126 		break;
2127 	case HID_DG_TILT_Y:
2128 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2129 		break;
2130 	case HID_DG_TWIST:
2131 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2132 		break;
2133 	case HID_DG_ERASER:
2134 	case HID_DG_TIPSWITCH:
2135 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2136 		break;
2137 	case HID_DG_BARRELSWITCH:
2138 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2139 		break;
2140 	case HID_DG_BARRELSWITCH2:
2141 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2142 		break;
2143 	case HID_DG_TOOLSERIALNUMBER:
2144 		features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2145 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2146 
2147 		/* Adjust AES usages to match modern convention */
2148 		if (usage->hid == WACOM_HID_WT_SERIALNUMBER && field->report_size == 16) {
2149 			if (field->index + 2 < field->report->maxfield) {
2150 				struct hid_field *a = field->report->field[field->index + 1];
2151 				struct hid_field *b = field->report->field[field->index + 2];
2152 
2153 				if (a->maxusage > 0 && a->usage[0].hid == HID_DG_TOOLSERIALNUMBER && a->report_size == 32 &&
2154 				    b->maxusage > 0 && b->usage[0].hid == 0xFF000000 && b->report_size == 8) {
2155 					features->quirks |= WACOM_QUIRK_AESPEN;
2156 					usage->hid = WACOM_HID_WD_TOOLTYPE;
2157 					field->logical_minimum = S16_MIN;
2158 					field->logical_maximum = S16_MAX;
2159 					a->logical_minimum = S32_MIN;
2160 					a->logical_maximum = S32_MAX;
2161 					b->usage[0].hid = WACOM_HID_WD_SERIALHI;
2162 					b->logical_minimum = 0;
2163 					b->logical_maximum = U8_MAX;
2164 				}
2165 			}
2166 		}
2167 		break;
2168 	case WACOM_HID_WD_SENSE:
2169 		features->quirks |= WACOM_QUIRK_SENSE;
2170 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2171 		break;
2172 	case WACOM_HID_WD_SERIALHI:
2173 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2174 
2175 		if (!(features->quirks & WACOM_QUIRK_AESPEN)) {
2176 			set_bit(EV_KEY, input->evbit);
2177 			input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2178 			input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2179 			input_set_capability(input, EV_KEY, BTN_TOOL_BRUSH);
2180 			input_set_capability(input, EV_KEY, BTN_TOOL_PENCIL);
2181 			input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2182 			if (!(features->device_type & WACOM_DEVICETYPE_DIRECT)) {
2183 				input_set_capability(input, EV_KEY, BTN_TOOL_MOUSE);
2184 				input_set_capability(input, EV_KEY, BTN_TOOL_LENS);
2185 			}
2186 		}
2187 		break;
2188 	case WACOM_HID_WD_FINGERWHEEL:
2189 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2190 		break;
2191 	}
2192 }
2193 
2194 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2195 		struct hid_usage *usage, __s32 value)
2196 {
2197 	struct wacom *wacom = hid_get_drvdata(hdev);
2198 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2199 	struct wacom_features *features = &wacom_wac->features;
2200 	struct input_dev *input = wacom_wac->pen_input;
2201 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2202 
2203 	if (wacom_wac->is_invalid_bt_frame)
2204 		return;
2205 
2206 	switch (equivalent_usage) {
2207 	case HID_GD_Z:
2208 		/*
2209 		 * HID_GD_Z "should increase as the control's position is
2210 		 * moved from high to low", while ABS_DISTANCE instead
2211 		 * increases in value as the tool moves from low to high.
2212 		 */
2213 		value = field->logical_maximum - value;
2214 		break;
2215 	case HID_DG_INRANGE:
2216 		wacom_wac->hid_data.inrange_state = value;
2217 		if (!(features->quirks & WACOM_QUIRK_SENSE))
2218 			wacom_wac->hid_data.sense_state = value;
2219 		return;
2220 	case HID_DG_INVERT:
2221 		wacom_wac->hid_data.invert_state = value;
2222 		return;
2223 	case HID_DG_ERASER:
2224 	case HID_DG_TIPSWITCH:
2225 		wacom_wac->hid_data.tipswitch |= value;
2226 		return;
2227 	case HID_DG_BARRELSWITCH:
2228 		wacom_wac->hid_data.barrelswitch = value;
2229 		return;
2230 	case HID_DG_BARRELSWITCH2:
2231 		wacom_wac->hid_data.barrelswitch2 = value;
2232 		return;
2233 	case HID_DG_TOOLSERIALNUMBER:
2234 		if (value) {
2235 			wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2236 			wacom_wac->serial[0] |= (__u32)value;
2237 		}
2238 		return;
2239 	case HID_DG_TWIST:
2240 		/*
2241 		 * Userspace expects pen twist to have its zero point when
2242 		 * the buttons/finger is on the tablet's left. HID values
2243 		 * are zero when buttons are toward the top.
2244 		 */
2245 		value = wacom_offset_rotation(input, usage, value, 1, 4);
2246 		break;
2247 	case WACOM_HID_WD_SENSE:
2248 		wacom_wac->hid_data.sense_state = value;
2249 		return;
2250 	case WACOM_HID_WD_SERIALHI:
2251 		if (value) {
2252 			wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2253 			wacom_wac->serial[0] |= ((__u64)value) << 32;
2254 			/*
2255 			 * Non-USI EMR devices may contain additional tool type
2256 			 * information here. See WACOM_HID_WD_TOOLTYPE case for
2257 			 * more details.
2258 			 */
2259 			if (value >> 20 == 1) {
2260 				wacom_wac->id[0] |= value & 0xFFFFF;
2261 			}
2262 		}
2263 		return;
2264 	case WACOM_HID_WD_TOOLTYPE:
2265 		/*
2266 		 * Some devices (MobileStudio Pro, and possibly later
2267 		 * devices as well) do not return the complete tool
2268 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2269 		 * bitwise OR so the complete value can be built
2270 		 * up over time :(
2271 		 */
2272 		wacom_wac->id[0] |= value;
2273 		return;
2274 	case WACOM_HID_WD_OFFSETLEFT:
2275 		if (features->offset_left && value != features->offset_left)
2276 			hid_warn(hdev, "%s: overriding existing left offset "
2277 				 "%d -> %d\n", __func__, value,
2278 				 features->offset_left);
2279 		features->offset_left = value;
2280 		return;
2281 	case WACOM_HID_WD_OFFSETRIGHT:
2282 		if (features->offset_right && value != features->offset_right)
2283 			hid_warn(hdev, "%s: overriding existing right offset "
2284 				 "%d -> %d\n", __func__, value,
2285 				 features->offset_right);
2286 		features->offset_right = value;
2287 		return;
2288 	case WACOM_HID_WD_OFFSETTOP:
2289 		if (features->offset_top && value != features->offset_top)
2290 			hid_warn(hdev, "%s: overriding existing top offset "
2291 				 "%d -> %d\n", __func__, value,
2292 				 features->offset_top);
2293 		features->offset_top = value;
2294 		return;
2295 	case WACOM_HID_WD_OFFSETBOTTOM:
2296 		if (features->offset_bottom && value != features->offset_bottom)
2297 			hid_warn(hdev, "%s: overriding existing bottom offset "
2298 				 "%d -> %d\n", __func__, value,
2299 				 features->offset_bottom);
2300 		features->offset_bottom = value;
2301 		return;
2302 	case WACOM_HID_WD_REPORT_VALID:
2303 		wacom_wac->is_invalid_bt_frame = !value;
2304 		return;
2305 	}
2306 
2307 	/* send pen events only when touch is up or forced out
2308 	 * or touch arbitration is off
2309 	 */
2310 	if (!usage->type || delay_pen_events(wacom_wac))
2311 		return;
2312 
2313 	/* send pen events only when the pen is in range */
2314 	if (wacom_wac->hid_data.inrange_state)
2315 		input_event(input, usage->type, usage->code, value);
2316 	else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2317 		input_event(input, usage->type, usage->code, 0);
2318 }
2319 
2320 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2321 		struct hid_report *report)
2322 {
2323 	struct wacom *wacom = hid_get_drvdata(hdev);
2324 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2325 
2326 	wacom_wac->is_invalid_bt_frame = false;
2327 	return;
2328 }
2329 
2330 static void wacom_wac_pen_report(struct hid_device *hdev,
2331 		struct hid_report *report)
2332 {
2333 	struct wacom *wacom = hid_get_drvdata(hdev);
2334 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2335 	struct input_dev *input = wacom_wac->pen_input;
2336 	bool range = wacom_wac->hid_data.inrange_state;
2337 	bool sense = wacom_wac->hid_data.sense_state;
2338 
2339 	if (wacom_wac->is_invalid_bt_frame)
2340 		return;
2341 
2342 	if (!wacom_wac->tool[0] && range) { /* first in range */
2343 		/* Going into range select tool */
2344 		if (wacom_wac->hid_data.invert_state)
2345 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2346 		else if (wacom_wac->id[0])
2347 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2348 		else
2349 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2350 	}
2351 
2352 	/* keep pen state for touch events */
2353 	wacom_wac->shared->stylus_in_proximity = sense;
2354 
2355 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2356 		int id = wacom_wac->id[0];
2357 		int sw_state = wacom_wac->hid_data.barrelswitch |
2358 			       (wacom_wac->hid_data.barrelswitch2 << 1);
2359 
2360 		input_report_key(input, BTN_STYLUS, sw_state == 1);
2361 		input_report_key(input, BTN_STYLUS2, sw_state == 2);
2362 		input_report_key(input, BTN_STYLUS3, sw_state == 3);
2363 
2364 		/*
2365 		 * Non-USI EMR tools should have their IDs mangled to
2366 		 * match the legacy behavior of wacom_intuos_general
2367 		 */
2368 		if (wacom_wac->serial[0] >> 52 == 1)
2369 			id = wacom_intuos_id_mangle(id);
2370 
2371 		/*
2372 		 * To ensure compatibility with xf86-input-wacom, we should
2373 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2374 		 * MSC_SERIAL events.
2375 		 */
2376 		input_report_key(input, BTN_TOUCH,
2377 				wacom_wac->hid_data.tipswitch);
2378 		input_report_key(input, wacom_wac->tool[0], sense);
2379 		if (wacom_wac->serial[0]) {
2380 			input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]);
2381 			input_report_abs(input, ABS_MISC, sense ? id : 0);
2382 		}
2383 
2384 		wacom_wac->hid_data.tipswitch = false;
2385 
2386 		input_sync(input);
2387 	}
2388 
2389 	if (!sense) {
2390 		wacom_wac->tool[0] = 0;
2391 		wacom_wac->id[0] = 0;
2392 		wacom_wac->serial[0] = 0;
2393 	}
2394 }
2395 
2396 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2397 		struct hid_field *field, struct hid_usage *usage)
2398 {
2399 	struct wacom *wacom = hid_get_drvdata(hdev);
2400 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2401 	struct input_dev *input = wacom_wac->touch_input;
2402 	unsigned touch_max = wacom_wac->features.touch_max;
2403 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2404 
2405 	switch (equivalent_usage) {
2406 	case HID_GD_X:
2407 		if (touch_max == 1)
2408 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2409 		else
2410 			wacom_map_usage(input, usage, field, EV_ABS,
2411 					ABS_MT_POSITION_X, 4);
2412 		break;
2413 	case HID_GD_Y:
2414 		if (touch_max == 1)
2415 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2416 		else
2417 			wacom_map_usage(input, usage, field, EV_ABS,
2418 					ABS_MT_POSITION_Y, 4);
2419 		break;
2420 	case HID_DG_WIDTH:
2421 	case HID_DG_HEIGHT:
2422 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2423 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2424 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2425 		break;
2426 	case HID_DG_TIPSWITCH:
2427 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2428 		break;
2429 	case HID_DG_CONTACTCOUNT:
2430 		wacom_wac->hid_data.cc_report = field->report->id;
2431 		wacom_wac->hid_data.cc_index = field->index;
2432 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2433 		break;
2434 	case HID_DG_CONTACTID:
2435 		if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2436 			/*
2437 			 * The HID descriptor for G11 sensors leaves logical
2438 			 * maximum set to '1' despite it being a multitouch
2439 			 * device. Override to a sensible number.
2440 			 */
2441 			field->logical_maximum = 255;
2442 		}
2443 		break;
2444 	}
2445 }
2446 
2447 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2448 		struct input_dev *input)
2449 {
2450 	struct hid_data *hid_data = &wacom_wac->hid_data;
2451 	bool mt = wacom_wac->features.touch_max > 1;
2452 	bool prox = hid_data->tipswitch &&
2453 		    report_touch_events(wacom_wac);
2454 
2455 	if (wacom_wac->shared->has_mute_touch_switch &&
2456 	    !wacom_wac->shared->is_touch_on) {
2457 		if (!wacom_wac->shared->touch_down)
2458 			return;
2459 		prox = 0;
2460 	}
2461 
2462 	wacom_wac->hid_data.num_received++;
2463 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2464 		return;
2465 
2466 	if (mt) {
2467 		int slot;
2468 
2469 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2470 		input_mt_slot(input, slot);
2471 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2472 	}
2473 	else {
2474 		input_report_key(input, BTN_TOUCH, prox);
2475 	}
2476 
2477 	if (prox) {
2478 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2479 				 hid_data->x);
2480 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2481 				 hid_data->y);
2482 
2483 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2484 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2485 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2486 			if (hid_data->width != hid_data->height)
2487 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2488 		}
2489 	}
2490 }
2491 
2492 static void wacom_wac_finger_event(struct hid_device *hdev,
2493 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2494 {
2495 	struct wacom *wacom = hid_get_drvdata(hdev);
2496 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2497 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2498 
2499 	switch (equivalent_usage) {
2500 	case HID_GD_X:
2501 		wacom_wac->hid_data.x = value;
2502 		break;
2503 	case HID_GD_Y:
2504 		wacom_wac->hid_data.y = value;
2505 		break;
2506 	case HID_DG_WIDTH:
2507 		wacom_wac->hid_data.width = value;
2508 		break;
2509 	case HID_DG_HEIGHT:
2510 		wacom_wac->hid_data.height = value;
2511 		break;
2512 	case HID_DG_CONTACTID:
2513 		wacom_wac->hid_data.id = value;
2514 		break;
2515 	case HID_DG_TIPSWITCH:
2516 		wacom_wac->hid_data.tipswitch = value;
2517 		break;
2518 	}
2519 
2520 
2521 	if (usage->usage_index + 1 == field->report_count) {
2522 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2523 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2524 	}
2525 }
2526 
2527 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2528 		struct hid_report *report)
2529 {
2530 	struct wacom *wacom = hid_get_drvdata(hdev);
2531 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2532 	struct hid_data* hid_data = &wacom_wac->hid_data;
2533 	int i;
2534 
2535 	for (i = 0; i < report->maxfield; i++) {
2536 		struct hid_field *field = report->field[i];
2537 		int j;
2538 
2539 		for (j = 0; j < field->maxusage; j++) {
2540 			struct hid_usage *usage = &field->usage[j];
2541 			unsigned int equivalent_usage =
2542 				wacom_equivalent_usage(usage->hid);
2543 
2544 			switch (equivalent_usage) {
2545 			case HID_GD_X:
2546 			case HID_GD_Y:
2547 			case HID_DG_WIDTH:
2548 			case HID_DG_HEIGHT:
2549 			case HID_DG_CONTACTID:
2550 			case HID_DG_INRANGE:
2551 			case HID_DG_INVERT:
2552 			case HID_DG_TIPSWITCH:
2553 				hid_data->last_slot_field = equivalent_usage;
2554 				break;
2555 			case HID_DG_CONTACTCOUNT:
2556 				hid_data->cc_report = report->id;
2557 				hid_data->cc_index = i;
2558 				hid_data->cc_value_index = j;
2559 				break;
2560 			}
2561 		}
2562 	}
2563 
2564 	if (hid_data->cc_report != 0 &&
2565 	    hid_data->cc_index >= 0) {
2566 		struct hid_field *field = report->field[hid_data->cc_index];
2567 		int value = field->value[hid_data->cc_value_index];
2568 		if (value)
2569 			hid_data->num_expected = value;
2570 	}
2571 	else {
2572 		hid_data->num_expected = wacom_wac->features.touch_max;
2573 	}
2574 }
2575 
2576 static void wacom_wac_finger_report(struct hid_device *hdev,
2577 		struct hid_report *report)
2578 {
2579 	struct wacom *wacom = hid_get_drvdata(hdev);
2580 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2581 	struct input_dev *input = wacom_wac->touch_input;
2582 	unsigned touch_max = wacom_wac->features.touch_max;
2583 
2584 	/* If more packets of data are expected, give us a chance to
2585 	 * process them rather than immediately syncing a partial
2586 	 * update.
2587 	 */
2588 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2589 		return;
2590 
2591 	if (touch_max > 1)
2592 		input_mt_sync_frame(input);
2593 
2594 	input_sync(input);
2595 	wacom_wac->hid_data.num_received = 0;
2596 
2597 	/* keep touch state for pen event */
2598 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2599 }
2600 
2601 void wacom_wac_usage_mapping(struct hid_device *hdev,
2602 		struct hid_field *field, struct hid_usage *usage)
2603 {
2604 	struct wacom *wacom = hid_get_drvdata(hdev);
2605 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2606 	struct wacom_features *features = &wacom_wac->features;
2607 
2608 	if (WACOM_DIRECT_DEVICE(field))
2609 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2610 
2611 	/* usage tests must precede field tests */
2612 	if (WACOM_BATTERY_USAGE(usage))
2613 		wacom_wac_battery_usage_mapping(hdev, field, usage);
2614 	else if (WACOM_PAD_FIELD(field))
2615 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2616 	else if (WACOM_PEN_FIELD(field))
2617 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2618 	else if (WACOM_FINGER_FIELD(field))
2619 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2620 }
2621 
2622 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2623 		struct hid_usage *usage, __s32 value)
2624 {
2625 	struct wacom *wacom = hid_get_drvdata(hdev);
2626 
2627 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2628 		return;
2629 
2630 	if (value > field->logical_maximum || value < field->logical_minimum)
2631 		return;
2632 
2633 	/* usage tests must precede field tests */
2634 	if (WACOM_BATTERY_USAGE(usage))
2635 		wacom_wac_battery_event(hdev, field, usage, value);
2636 	else if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2637 		wacom_wac_pad_event(hdev, field, usage, value);
2638 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2639 		wacom_wac_pen_event(hdev, field, usage, value);
2640 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2641 		wacom_wac_finger_event(hdev, field, usage, value);
2642 }
2643 
2644 static void wacom_report_events(struct hid_device *hdev,
2645 				struct hid_report *report, int collection_index,
2646 				int field_index)
2647 {
2648 	int r;
2649 
2650 	for (r = field_index; r < report->maxfield; r++) {
2651 		struct hid_field *field;
2652 		unsigned count, n;
2653 
2654 		field = report->field[r];
2655 		count = field->report_count;
2656 
2657 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2658 			continue;
2659 
2660 		for (n = 0 ; n < count; n++) {
2661 			if (field->usage[n].collection_index == collection_index)
2662 				wacom_wac_event(hdev, field, &field->usage[n],
2663 						field->value[n]);
2664 			else
2665 				return;
2666 		}
2667 	}
2668 }
2669 
2670 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2671 			 int collection_index, struct hid_field *field,
2672 			 int field_index)
2673 {
2674 	struct wacom *wacom = hid_get_drvdata(hdev);
2675 
2676 	wacom_report_events(hdev, report, collection_index, field_index);
2677 
2678 	/*
2679 	 * Non-input reports may be sent prior to the device being
2680 	 * completely initialized. Since only their events need
2681 	 * to be processed, exit after 'wacom_report_events' has
2682 	 * been called to prevent potential crashes in the report-
2683 	 * processing functions.
2684 	 */
2685 	if (report->type != HID_INPUT_REPORT)
2686 		return -1;
2687 
2688 	if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2689 		wacom_wac_pad_report(hdev, report, field);
2690 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2691 		wacom_wac_pen_report(hdev, report);
2692 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2693 		wacom_wac_finger_report(hdev, report);
2694 
2695 	return 0;
2696 }
2697 
2698 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2699 {
2700 	struct wacom *wacom = hid_get_drvdata(hdev);
2701 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2702 	struct hid_field *field;
2703 	bool pad_in_hid_field = false, pen_in_hid_field = false,
2704 		finger_in_hid_field = false;
2705 	int r;
2706 	int prev_collection = -1;
2707 
2708 	if (wacom_wac->features.type != HID_GENERIC)
2709 		return;
2710 
2711 	for (r = 0; r < report->maxfield; r++) {
2712 		field = report->field[r];
2713 
2714 		if (WACOM_PAD_FIELD(field))
2715 			pad_in_hid_field = true;
2716 		if (WACOM_PEN_FIELD(field))
2717 			pen_in_hid_field = true;
2718 		if (WACOM_FINGER_FIELD(field))
2719 			finger_in_hid_field = true;
2720 	}
2721 
2722 	wacom_wac_battery_pre_report(hdev, report);
2723 
2724 	if (pad_in_hid_field && wacom->wacom_wac.pad_input)
2725 		wacom_wac_pad_pre_report(hdev, report);
2726 	if (pen_in_hid_field && wacom->wacom_wac.pen_input)
2727 		wacom_wac_pen_pre_report(hdev, report);
2728 	if (finger_in_hid_field && wacom->wacom_wac.touch_input)
2729 		wacom_wac_finger_pre_report(hdev, report);
2730 
2731 	for (r = 0; r < report->maxfield; r++) {
2732 		field = report->field[r];
2733 
2734 		if (field->usage[0].collection_index != prev_collection) {
2735 			if (wacom_wac_collection(hdev, report,
2736 				field->usage[0].collection_index, field, r) < 0)
2737 				return;
2738 			prev_collection = field->usage[0].collection_index;
2739 		}
2740 	}
2741 
2742 	wacom_wac_battery_report(hdev, report);
2743 }
2744 
2745 static int wacom_bpt_touch(struct wacom_wac *wacom)
2746 {
2747 	struct wacom_features *features = &wacom->features;
2748 	struct input_dev *input = wacom->touch_input;
2749 	struct input_dev *pad_input = wacom->pad_input;
2750 	unsigned char *data = wacom->data;
2751 	int i;
2752 
2753 	if (data[0] != 0x02)
2754 	    return 0;
2755 
2756 	for (i = 0; i < 2; i++) {
2757 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
2758 		bool touch = report_touch_events(wacom)
2759 			   && (data[offset + 3] & 0x80);
2760 
2761 		input_mt_slot(input, i);
2762 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2763 		if (touch) {
2764 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
2765 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
2766 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
2767 				x <<= 5;
2768 				y <<= 5;
2769 			}
2770 			input_report_abs(input, ABS_MT_POSITION_X, x);
2771 			input_report_abs(input, ABS_MT_POSITION_Y, y);
2772 		}
2773 	}
2774 
2775 	input_mt_sync_frame(input);
2776 
2777 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
2778 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
2779 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
2780 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
2781 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2782 
2783 	return 1;
2784 }
2785 
2786 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
2787 {
2788 	struct wacom_features *features = &wacom->features;
2789 	struct input_dev *input = wacom->touch_input;
2790 	bool touch = data[1] & 0x80;
2791 	int slot = input_mt_get_slot_by_key(input, data[0]);
2792 
2793 	if (slot < 0)
2794 		return;
2795 
2796 	touch = touch && report_touch_events(wacom);
2797 
2798 	input_mt_slot(input, slot);
2799 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2800 
2801 	if (touch) {
2802 		int x = (data[2] << 4) | (data[4] >> 4);
2803 		int y = (data[3] << 4) | (data[4] & 0x0f);
2804 		int width, height;
2805 
2806 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
2807 			width  = data[5] * 100;
2808 			height = data[6] * 100;
2809 		} else {
2810 			/*
2811 			 * "a" is a scaled-down area which we assume is
2812 			 * roughly circular and which can be described as:
2813 			 * a=(pi*r^2)/C.
2814 			 */
2815 			int a = data[5];
2816 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
2817 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
2818 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
2819 			height = width * y_res / x_res;
2820 		}
2821 
2822 		input_report_abs(input, ABS_MT_POSITION_X, x);
2823 		input_report_abs(input, ABS_MT_POSITION_Y, y);
2824 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
2825 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
2826 	}
2827 }
2828 
2829 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
2830 {
2831 	struct input_dev *input = wacom->pad_input;
2832 	struct wacom_features *features = &wacom->features;
2833 
2834 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
2835 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
2836 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
2837 	} else {
2838 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
2839 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
2840 	}
2841 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
2842 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
2843 }
2844 
2845 static int wacom_bpt3_touch(struct wacom_wac *wacom)
2846 {
2847 	unsigned char *data = wacom->data;
2848 	int count = data[1] & 0x07;
2849 	int  touch_changed = 0, i;
2850 
2851 	if (data[0] != 0x02)
2852 	    return 0;
2853 
2854 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
2855 	for (i = 0; i < count; i++) {
2856 		int offset = (8 * i) + 2;
2857 		int msg_id = data[offset];
2858 
2859 		if (msg_id >= 2 && msg_id <= 17) {
2860 			wacom_bpt3_touch_msg(wacom, data + offset);
2861 			touch_changed++;
2862 		} else if (msg_id == 128)
2863 			wacom_bpt3_button_msg(wacom, data + offset);
2864 
2865 	}
2866 
2867 	/* only update touch if we actually have a touchpad and touch data changed */
2868 	if (wacom->touch_input && touch_changed) {
2869 		input_mt_sync_frame(wacom->touch_input);
2870 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2871 	}
2872 
2873 	return 1;
2874 }
2875 
2876 static int wacom_bpt_pen(struct wacom_wac *wacom)
2877 {
2878 	struct wacom_features *features = &wacom->features;
2879 	struct input_dev *input = wacom->pen_input;
2880 	unsigned char *data = wacom->data;
2881 	int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0;
2882 
2883 	if (data[0] != WACOM_REPORT_PENABLED)
2884 	    return 0;
2885 
2886 	prox = (data[1] & 0x20) == 0x20;
2887 
2888 	/*
2889 	 * All reports shared between PEN and RUBBER tool must be
2890 	 * forced to a known starting value (zero) when transitioning to
2891 	 * out-of-prox.
2892 	 *
2893 	 * If not reset then, to userspace, it will look like lost events
2894 	 * if new tool comes in-prox with same values as previous tool sent.
2895 	 *
2896 	 * Hardware does report zero in most out-of-prox cases but not all.
2897 	 */
2898 	if (!wacom->shared->stylus_in_proximity) {
2899 		if (data[1] & 0x08) {
2900 			wacom->tool[0] = BTN_TOOL_RUBBER;
2901 			wacom->id[0] = ERASER_DEVICE_ID;
2902 		} else {
2903 			wacom->tool[0] = BTN_TOOL_PEN;
2904 			wacom->id[0] = STYLUS_DEVICE_ID;
2905 		}
2906 	}
2907 
2908 	wacom->shared->stylus_in_proximity = prox;
2909 	if (delay_pen_events(wacom))
2910 		return 0;
2911 
2912 	if (prox) {
2913 		x = le16_to_cpup((__le16 *)&data[2]);
2914 		y = le16_to_cpup((__le16 *)&data[4]);
2915 		p = le16_to_cpup((__le16 *)&data[6]);
2916 		/*
2917 		 * Convert distance from out prox to distance from tablet.
2918 		 * distance will be greater than distance_max once
2919 		 * touching and applying pressure; do not report negative
2920 		 * distance.
2921 		 */
2922 		if (data[8] <= features->distance_max)
2923 			d = features->distance_max - data[8];
2924 
2925 		pen = data[1] & 0x01;
2926 		btn1 = data[1] & 0x02;
2927 		btn2 = data[1] & 0x04;
2928 	} else {
2929 		wacom->id[0] = 0;
2930 	}
2931 
2932 	input_report_key(input, BTN_TOUCH, pen);
2933 	input_report_key(input, BTN_STYLUS, btn1);
2934 	input_report_key(input, BTN_STYLUS2, btn2);
2935 
2936 	input_report_abs(input, ABS_X, x);
2937 	input_report_abs(input, ABS_Y, y);
2938 	input_report_abs(input, ABS_PRESSURE, p);
2939 	input_report_abs(input, ABS_DISTANCE, d);
2940 
2941 	input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */
2942 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
2943 
2944 	return 1;
2945 }
2946 
2947 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
2948 {
2949 	struct wacom_features *features = &wacom->features;
2950 
2951 	if ((features->type == INTUOSHT2) &&
2952 	    (features->device_type & WACOM_DEVICETYPE_PEN))
2953 		return wacom_intuos_irq(wacom);
2954 	else if (len == WACOM_PKGLEN_BBTOUCH)
2955 		return wacom_bpt_touch(wacom);
2956 	else if (len == WACOM_PKGLEN_BBTOUCH3)
2957 		return wacom_bpt3_touch(wacom);
2958 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
2959 		return wacom_bpt_pen(wacom);
2960 
2961 	return 0;
2962 }
2963 
2964 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
2965 		unsigned char *data)
2966 {
2967 	unsigned char prefix;
2968 
2969 	/*
2970 	 * We need to reroute the event from the debug interface to the
2971 	 * pen interface.
2972 	 * We need to add the report ID to the actual pen report, so we
2973 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
2974 	 * and memcpy the report.
2975 	 */
2976 	prefix = data[0];
2977 	data[0] = WACOM_REPORT_BPAD_PEN;
2978 
2979 	/*
2980 	 * actually reroute the event.
2981 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
2982 	 * will check for us.
2983 	 */
2984 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
2985 			 WACOM_PKGLEN_PENABLED, 1);
2986 
2987 	data[0] = prefix;
2988 }
2989 
2990 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
2991 		unsigned char *data)
2992 {
2993 	struct input_dev *input = wacom->touch_input;
2994 	unsigned char *finger_data, prefix;
2995 	unsigned id;
2996 	int x, y;
2997 	bool valid;
2998 
2999 	prefix = data[0];
3000 
3001 	for (id = 0; id < wacom->features.touch_max; id++) {
3002 		valid = !!(prefix & BIT(id)) &&
3003 			report_touch_events(wacom);
3004 
3005 		input_mt_slot(input, id);
3006 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3007 
3008 		if (!valid)
3009 			continue;
3010 
3011 		finger_data = data + 1 + id * 3;
3012 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3013 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3014 
3015 		input_report_abs(input, ABS_MT_POSITION_X, x);
3016 		input_report_abs(input, ABS_MT_POSITION_Y, y);
3017 	}
3018 
3019 	input_mt_sync_frame(input);
3020 
3021 	input_report_key(input, BTN_LEFT, prefix & 0x40);
3022 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
3023 
3024 	/* keep touch state for pen event */
3025 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3026 
3027 	return 1;
3028 }
3029 
3030 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3031 {
3032 	unsigned char *data = wacom->data;
3033 
3034 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3035 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3036 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
3037 		return 0;
3038 
3039 	if (data[1] & 0x01)
3040 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
3041 
3042 	if (data[1] & 0x02)
3043 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3044 
3045 	return 0;
3046 }
3047 
3048 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3049 {
3050 	unsigned char *data = wacom->data;
3051 	int connected;
3052 
3053 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3054 		return 0;
3055 
3056 	connected = data[1] & 0x01;
3057 	if (connected) {
3058 		int pid, battery, charging;
3059 
3060 		if ((wacom->shared->type == INTUOSHT ||
3061 		    wacom->shared->type == INTUOSHT2) &&
3062 		    wacom->shared->touch_input &&
3063 		    wacom->shared->touch_max) {
3064 			input_report_switch(wacom->shared->touch_input,
3065 					SW_MUTE_DEVICE, data[5] & 0x40);
3066 			input_sync(wacom->shared->touch_input);
3067 		}
3068 
3069 		pid = get_unaligned_be16(&data[6]);
3070 		battery = (data[5] & 0x3f) * 100 / 31;
3071 		charging = !!(data[5] & 0x80);
3072 		if (wacom->pid != pid) {
3073 			wacom->pid = pid;
3074 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3075 		}
3076 
3077 		wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3078 				     battery, charging, 1, 0);
3079 
3080 	} else if (wacom->pid != 0) {
3081 		/* disconnected while previously connected */
3082 		wacom->pid = 0;
3083 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3084 		wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3085 	}
3086 
3087 	return 0;
3088 }
3089 
3090 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3091 {
3092 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3093 	struct wacom_features *features = &wacom_wac->features;
3094 	unsigned char *data = wacom_wac->data;
3095 
3096 	if (data[0] != WACOM_REPORT_USB)
3097 		return 0;
3098 
3099 	if ((features->type == INTUOSHT ||
3100 	    features->type == INTUOSHT2) &&
3101 	    wacom_wac->shared->touch_input &&
3102 	    features->touch_max) {
3103 		input_report_switch(wacom_wac->shared->touch_input,
3104 				    SW_MUTE_DEVICE, data[8] & 0x40);
3105 		input_sync(wacom_wac->shared->touch_input);
3106 	}
3107 
3108 	if (data[9] & 0x02) { /* wireless module is attached */
3109 		int battery = (data[8] & 0x3f) * 100 / 31;
3110 		bool charging = !!(data[8] & 0x80);
3111 
3112 		wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3113 				     battery, charging, battery || charging, 1);
3114 
3115 		if (!wacom->battery.battery &&
3116 		    !(features->quirks & WACOM_QUIRK_BATTERY)) {
3117 			features->quirks |= WACOM_QUIRK_BATTERY;
3118 			wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
3119 		}
3120 	}
3121 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3122 		 wacom->battery.battery) {
3123 		features->quirks &= ~WACOM_QUIRK_BATTERY;
3124 		wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
3125 		wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3126 	}
3127 	return 0;
3128 }
3129 
3130 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3131 {
3132 	bool sync;
3133 
3134 	switch (wacom_wac->features.type) {
3135 	case PENPARTNER:
3136 		sync = wacom_penpartner_irq(wacom_wac);
3137 		break;
3138 
3139 	case PL:
3140 		sync = wacom_pl_irq(wacom_wac);
3141 		break;
3142 
3143 	case WACOM_G4:
3144 	case GRAPHIRE:
3145 	case GRAPHIRE_BT:
3146 	case WACOM_MO:
3147 		sync = wacom_graphire_irq(wacom_wac);
3148 		break;
3149 
3150 	case PTU:
3151 		sync = wacom_ptu_irq(wacom_wac);
3152 		break;
3153 
3154 	case DTU:
3155 		sync = wacom_dtu_irq(wacom_wac);
3156 		break;
3157 
3158 	case DTUS:
3159 	case DTUSX:
3160 		sync = wacom_dtus_irq(wacom_wac);
3161 		break;
3162 
3163 	case INTUOS:
3164 	case INTUOS3S:
3165 	case INTUOS3:
3166 	case INTUOS3L:
3167 	case INTUOS4S:
3168 	case INTUOS4:
3169 	case INTUOS4L:
3170 	case CINTIQ:
3171 	case WACOM_BEE:
3172 	case WACOM_13HD:
3173 	case WACOM_21UX2:
3174 	case WACOM_22HD:
3175 	case WACOM_24HD:
3176 	case WACOM_27QHD:
3177 	case DTK:
3178 	case CINTIQ_HYBRID:
3179 	case CINTIQ_COMPANION_2:
3180 		sync = wacom_intuos_irq(wacom_wac);
3181 		break;
3182 
3183 	case INTUOS4WL:
3184 		sync = wacom_intuos_bt_irq(wacom_wac, len);
3185 		break;
3186 
3187 	case WACOM_24HDT:
3188 	case WACOM_27QHDT:
3189 		sync = wacom_24hdt_irq(wacom_wac);
3190 		break;
3191 
3192 	case INTUOS5S:
3193 	case INTUOS5:
3194 	case INTUOS5L:
3195 	case INTUOSPS:
3196 	case INTUOSPM:
3197 	case INTUOSPL:
3198 		if (len == WACOM_PKGLEN_BBTOUCH3)
3199 			sync = wacom_bpt3_touch(wacom_wac);
3200 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3201 			sync = wacom_status_irq(wacom_wac, len);
3202 		else
3203 			sync = wacom_intuos_irq(wacom_wac);
3204 		break;
3205 
3206 	case INTUOSP2_BT:
3207 	case INTUOSHT3_BT:
3208 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3209 		break;
3210 
3211 	case TABLETPC:
3212 	case TABLETPCE:
3213 	case TABLETPC2FG:
3214 	case MTSCREEN:
3215 	case MTTPC:
3216 	case MTTPC_B:
3217 		sync = wacom_tpc_irq(wacom_wac, len);
3218 		break;
3219 
3220 	case BAMBOO_PT:
3221 	case BAMBOO_PEN:
3222 	case BAMBOO_TOUCH:
3223 	case INTUOSHT:
3224 	case INTUOSHT2:
3225 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
3226 			sync = wacom_status_irq(wacom_wac, len);
3227 		else
3228 			sync = wacom_bpt_irq(wacom_wac, len);
3229 		break;
3230 
3231 	case BAMBOO_PAD:
3232 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
3233 		break;
3234 
3235 	case WIRELESS:
3236 		sync = wacom_wireless_irq(wacom_wac, len);
3237 		break;
3238 
3239 	case REMOTE:
3240 		sync = false;
3241 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3242 			wacom_remote_status_irq(wacom_wac, len);
3243 		else
3244 			sync = wacom_remote_irq(wacom_wac, len);
3245 		break;
3246 
3247 	default:
3248 		sync = false;
3249 		break;
3250 	}
3251 
3252 	if (sync) {
3253 		if (wacom_wac->pen_input)
3254 			input_sync(wacom_wac->pen_input);
3255 		if (wacom_wac->touch_input)
3256 			input_sync(wacom_wac->touch_input);
3257 		if (wacom_wac->pad_input)
3258 			input_sync(wacom_wac->pad_input);
3259 	}
3260 }
3261 
3262 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3263 {
3264 	struct input_dev *input_dev = wacom_wac->pen_input;
3265 
3266 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3267 
3268 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3269 	__set_bit(BTN_STYLUS, input_dev->keybit);
3270 	__set_bit(BTN_STYLUS2, input_dev->keybit);
3271 
3272 	input_set_abs_params(input_dev, ABS_DISTANCE,
3273 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3274 }
3275 
3276 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3277 {
3278 	struct input_dev *input_dev = wacom_wac->pen_input;
3279 	struct wacom_features *features = &wacom_wac->features;
3280 
3281 	wacom_setup_basic_pro_pen(wacom_wac);
3282 
3283 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3284 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3285 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3286 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3287 
3288 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3289 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3290 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
3291 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3292 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3293 }
3294 
3295 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3296 {
3297 	struct input_dev *input_dev = wacom_wac->pen_input;
3298 
3299 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
3300 
3301 	wacom_setup_cintiq(wacom_wac);
3302 
3303 	__set_bit(BTN_LEFT, input_dev->keybit);
3304 	__set_bit(BTN_RIGHT, input_dev->keybit);
3305 	__set_bit(BTN_MIDDLE, input_dev->keybit);
3306 	__set_bit(BTN_SIDE, input_dev->keybit);
3307 	__set_bit(BTN_EXTRA, input_dev->keybit);
3308 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3309 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
3310 
3311 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3312 	input_abs_set_res(input_dev, ABS_RZ, 287);
3313 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3314 }
3315 
3316 void wacom_setup_device_quirks(struct wacom *wacom)
3317 {
3318 	struct wacom_features *features = &wacom->wacom_wac.features;
3319 
3320 	/* The pen and pad share the same interface on most devices */
3321 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3322 	    features->type == DTUS ||
3323 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3324 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3325 			features->device_type |= WACOM_DEVICETYPE_PAD;
3326 	}
3327 
3328 	/* touch device found but size is not defined. use default */
3329 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3330 		features->x_max = 1023;
3331 		features->y_max = 1023;
3332 	}
3333 
3334 	/*
3335 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3336 	 * touch interface in its HID descriptor. If this is the touch
3337 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3338 	 * tablet values.
3339 	 */
3340 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3341 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3342 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3343 			if (features->touch_max)
3344 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3345 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3346 				features->device_type |= WACOM_DEVICETYPE_PAD;
3347 
3348 			features->x_max = 4096;
3349 			features->y_max = 4096;
3350 		}
3351 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3352 			features->device_type |= WACOM_DEVICETYPE_PAD;
3353 		}
3354 	}
3355 
3356 	/*
3357 	 * Hack for the Bamboo One:
3358 	 * the device presents a PAD/Touch interface as most Bamboos and even
3359 	 * sends ghosts PAD data on it. However, later, we must disable this
3360 	 * ghost interface, and we can not detect it unless we set it here
3361 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3362 	 */
3363 	if (features->type == BAMBOO_PEN &&
3364 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3365 		features->device_type |= WACOM_DEVICETYPE_PAD;
3366 
3367 	/*
3368 	 * Raw Wacom-mode pen and touch events both come from interface
3369 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3370 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3371 	 * out through the HID_GENERIC device created for interface 1,
3372 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3373 	 */
3374 	if (features->type == BAMBOO_PAD)
3375 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3376 
3377 	if (features->type == REMOTE)
3378 		features->device_type = WACOM_DEVICETYPE_PAD;
3379 
3380 	if (features->type == INTUOSP2_BT) {
3381 		features->device_type |= WACOM_DEVICETYPE_PEN |
3382 					 WACOM_DEVICETYPE_PAD |
3383 					 WACOM_DEVICETYPE_TOUCH;
3384 		features->quirks |= WACOM_QUIRK_BATTERY;
3385 	}
3386 
3387 	if (features->type == INTUOSHT3_BT) {
3388 		features->device_type |= WACOM_DEVICETYPE_PEN |
3389 					 WACOM_DEVICETYPE_PAD;
3390 		features->quirks |= WACOM_QUIRK_BATTERY;
3391 	}
3392 
3393 	switch (features->type) {
3394 	case PL:
3395 	case DTU:
3396 	case DTUS:
3397 	case DTUSX:
3398 	case WACOM_21UX2:
3399 	case WACOM_22HD:
3400 	case DTK:
3401 	case WACOM_24HD:
3402 	case WACOM_27QHD:
3403 	case CINTIQ_HYBRID:
3404 	case CINTIQ_COMPANION_2:
3405 	case CINTIQ:
3406 	case WACOM_BEE:
3407 	case WACOM_13HD:
3408 	case WACOM_24HDT:
3409 	case WACOM_27QHDT:
3410 	case TABLETPC:
3411 	case TABLETPCE:
3412 	case TABLETPC2FG:
3413 	case MTSCREEN:
3414 	case MTTPC:
3415 	case MTTPC_B:
3416 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3417 		break;
3418 	}
3419 
3420 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3421 		features->quirks |= WACOM_QUIRK_BATTERY;
3422 
3423 	/* quirk for bamboo touch with 2 low res touches */
3424 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3425 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3426 		features->x_max <<= 5;
3427 		features->y_max <<= 5;
3428 		features->x_fuzz <<= 5;
3429 		features->y_fuzz <<= 5;
3430 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3431 	}
3432 
3433 	if (features->type == WIRELESS) {
3434 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3435 			features->quirks |= WACOM_QUIRK_BATTERY;
3436 		}
3437 	}
3438 
3439 	if (features->type == REMOTE)
3440 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3441 }
3442 
3443 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3444 				   struct wacom_wac *wacom_wac)
3445 {
3446 	struct wacom_features *features = &wacom_wac->features;
3447 
3448 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3449 
3450 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3451 		return -ENODEV;
3452 
3453 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3454 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3455 	else
3456 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3457 
3458 	if (features->type == HID_GENERIC) {
3459 		/* setup has already been done; apply otherwise-undetectible quirks */
3460 		input_set_capability(input_dev, EV_KEY, BTN_STYLUS3);
3461 		return 0;
3462 	}
3463 
3464 	__set_bit(BTN_TOUCH, input_dev->keybit);
3465 	__set_bit(ABS_MISC, input_dev->absbit);
3466 
3467 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3468 			     features->x_max - features->offset_right,
3469 			     features->x_fuzz, 0);
3470 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3471 			     features->y_max - features->offset_bottom,
3472 			     features->y_fuzz, 0);
3473 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3474 		features->pressure_max, features->pressure_fuzz, 0);
3475 
3476 	/* penabled devices have fixed resolution for each model */
3477 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3478 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3479 
3480 	switch (features->type) {
3481 	case GRAPHIRE_BT:
3482 		__clear_bit(ABS_MISC, input_dev->absbit);
3483 
3484 	case WACOM_MO:
3485 	case WACOM_G4:
3486 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3487 					      features->distance_max,
3488 					      features->distance_fuzz, 0);
3489 		/* fall through */
3490 
3491 	case GRAPHIRE:
3492 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3493 
3494 		__set_bit(BTN_LEFT, input_dev->keybit);
3495 		__set_bit(BTN_RIGHT, input_dev->keybit);
3496 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3497 
3498 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3499 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3500 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3501 		__set_bit(BTN_STYLUS, input_dev->keybit);
3502 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3503 		break;
3504 
3505 	case WACOM_27QHD:
3506 	case WACOM_24HD:
3507 	case DTK:
3508 	case WACOM_22HD:
3509 	case WACOM_21UX2:
3510 	case WACOM_BEE:
3511 	case CINTIQ:
3512 	case WACOM_13HD:
3513 	case CINTIQ_HYBRID:
3514 	case CINTIQ_COMPANION_2:
3515 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3516 		input_abs_set_res(input_dev, ABS_Z, 287);
3517 		wacom_setup_cintiq(wacom_wac);
3518 		break;
3519 
3520 	case INTUOS3:
3521 	case INTUOS3L:
3522 	case INTUOS3S:
3523 	case INTUOS4:
3524 	case INTUOS4WL:
3525 	case INTUOS4L:
3526 	case INTUOS4S:
3527 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3528 		input_abs_set_res(input_dev, ABS_Z, 287);
3529 		/* fall through */
3530 
3531 	case INTUOS:
3532 		wacom_setup_intuos(wacom_wac);
3533 		break;
3534 
3535 	case INTUOS5:
3536 	case INTUOS5L:
3537 	case INTUOSPM:
3538 	case INTUOSPL:
3539 	case INTUOS5S:
3540 	case INTUOSPS:
3541 	case INTUOSP2_BT:
3542 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3543 				      features->distance_max,
3544 				      features->distance_fuzz, 0);
3545 
3546 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3547 		input_abs_set_res(input_dev, ABS_Z, 287);
3548 
3549 		wacom_setup_intuos(wacom_wac);
3550 		break;
3551 
3552 	case WACOM_24HDT:
3553 	case WACOM_27QHDT:
3554 	case MTSCREEN:
3555 	case MTTPC:
3556 	case MTTPC_B:
3557 	case TABLETPC2FG:
3558 	case TABLETPC:
3559 	case TABLETPCE:
3560 		__clear_bit(ABS_MISC, input_dev->absbit);
3561 		/* fall through */
3562 
3563 	case DTUS:
3564 	case DTUSX:
3565 	case PL:
3566 	case DTU:
3567 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3568 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3569 		__set_bit(BTN_STYLUS, input_dev->keybit);
3570 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3571 		break;
3572 
3573 	case PTU:
3574 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3575 		/* fall through */
3576 
3577 	case PENPARTNER:
3578 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3579 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3580 		__set_bit(BTN_STYLUS, input_dev->keybit);
3581 		break;
3582 
3583 	case INTUOSHT:
3584 	case BAMBOO_PT:
3585 	case BAMBOO_PEN:
3586 	case INTUOSHT2:
3587 	case INTUOSHT3_BT:
3588 		if (features->type == INTUOSHT2 ||
3589 		    features->type == INTUOSHT3_BT) {
3590 			wacom_setup_basic_pro_pen(wacom_wac);
3591 		} else {
3592 			__clear_bit(ABS_MISC, input_dev->absbit);
3593 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3594 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3595 			__set_bit(BTN_STYLUS, input_dev->keybit);
3596 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3597 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3598 				      features->distance_max,
3599 				      features->distance_fuzz, 0);
3600 		}
3601 		break;
3602 	case BAMBOO_PAD:
3603 		__clear_bit(ABS_MISC, input_dev->absbit);
3604 		break;
3605 	}
3606 	return 0;
3607 }
3608 
3609 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3610 					 struct wacom_wac *wacom_wac)
3611 {
3612 	struct wacom_features *features = &wacom_wac->features;
3613 
3614 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3615 
3616 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3617 		return -ENODEV;
3618 
3619 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3620 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3621 	else
3622 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3623 
3624 	if (features->type == HID_GENERIC)
3625 		/* setup has already been done */
3626 		return 0;
3627 
3628 	__set_bit(BTN_TOUCH, input_dev->keybit);
3629 
3630 	if (features->touch_max == 1) {
3631 		input_set_abs_params(input_dev, ABS_X, 0,
3632 			features->x_max, features->x_fuzz, 0);
3633 		input_set_abs_params(input_dev, ABS_Y, 0,
3634 			features->y_max, features->y_fuzz, 0);
3635 		input_abs_set_res(input_dev, ABS_X,
3636 				  features->x_resolution);
3637 		input_abs_set_res(input_dev, ABS_Y,
3638 				  features->y_resolution);
3639 	}
3640 	else if (features->touch_max > 1) {
3641 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3642 			features->x_max, features->x_fuzz, 0);
3643 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3644 			features->y_max, features->y_fuzz, 0);
3645 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3646 				  features->x_resolution);
3647 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3648 				  features->y_resolution);
3649 	}
3650 
3651 	switch (features->type) {
3652 	case INTUOSP2_BT:
3653 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3654 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3655 
3656 		if (wacom_wac->shared->touch->product == 0x361) {
3657 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3658 					     0, 12440, 4, 0);
3659 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3660 					     0, 8640, 4, 0);
3661 		}
3662 		else if (wacom_wac->shared->touch->product == 0x360) {
3663 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3664 					     0, 8960, 4, 0);
3665 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3666 					     0, 5920, 4, 0);
3667 		}
3668 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3669 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3670 
3671 		/* fall through */
3672 
3673 	case INTUOS5:
3674 	case INTUOS5L:
3675 	case INTUOSPM:
3676 	case INTUOSPL:
3677 	case INTUOS5S:
3678 	case INTUOSPS:
3679 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3680 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3681 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3682 		break;
3683 
3684 	case WACOM_24HDT:
3685 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3686 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3687 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3688 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3689 		/* fall through */
3690 
3691 	case WACOM_27QHDT:
3692 	case MTSCREEN:
3693 	case MTTPC:
3694 	case MTTPC_B:
3695 	case TABLETPC2FG:
3696 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3697 		/*fall through */
3698 
3699 	case TABLETPC:
3700 	case TABLETPCE:
3701 		break;
3702 
3703 	case INTUOSHT:
3704 	case INTUOSHT2:
3705 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3706 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3707 		/* fall through */
3708 
3709 	case BAMBOO_PT:
3710 	case BAMBOO_TOUCH:
3711 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3712 			input_set_abs_params(input_dev,
3713 				     ABS_MT_TOUCH_MAJOR,
3714 				     0, features->x_max, 0, 0);
3715 			input_set_abs_params(input_dev,
3716 				     ABS_MT_TOUCH_MINOR,
3717 				     0, features->y_max, 0, 0);
3718 		}
3719 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3720 		break;
3721 
3722 	case BAMBOO_PAD:
3723 		input_mt_init_slots(input_dev, features->touch_max,
3724 				    INPUT_MT_POINTER);
3725 		__set_bit(BTN_LEFT, input_dev->keybit);
3726 		__set_bit(BTN_RIGHT, input_dev->keybit);
3727 		break;
3728 	}
3729 	return 0;
3730 }
3731 
3732 static int wacom_numbered_button_to_key(int n)
3733 {
3734 	if (n < 10)
3735 		return BTN_0 + n;
3736 	else if (n < 16)
3737 		return BTN_A + (n-10);
3738 	else if (n < 18)
3739 		return BTN_BASE + (n-16);
3740 	else
3741 		return 0;
3742 }
3743 
3744 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
3745 				int button_count)
3746 {
3747 	int i;
3748 
3749 	for (i = 0; i < button_count; i++) {
3750 		int key = wacom_numbered_button_to_key(i);
3751 
3752 		if (key)
3753 			__set_bit(key, input_dev->keybit);
3754 	}
3755 }
3756 
3757 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
3758 {
3759 	struct wacom_led *led;
3760 	int i;
3761 	bool updated = false;
3762 
3763 	/*
3764 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
3765 	 * So group 0 matches the second half of the buttons and thus the mask
3766 	 * needs to be shifted.
3767 	 */
3768 	if (group == 0)
3769 		mask >>= 8;
3770 
3771 	for (i = 0; i < 3; i++) {
3772 		led = wacom_led_find(wacom, group, i);
3773 		if (!led) {
3774 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
3775 				i, group);
3776 			continue;
3777 		}
3778 		if (!updated && mask & BIT(i)) {
3779 			led->held = true;
3780 			led_trigger_event(&led->trigger, LED_FULL);
3781 		} else {
3782 			led->held = false;
3783 		}
3784 	}
3785 }
3786 
3787 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
3788 				 int mask, int group)
3789 {
3790 	int button_per_group;
3791 
3792 	/*
3793 	 * 21UX2 has LED group 1 to the left and LED group 0
3794 	 * to the right. We need to reverse the group to match this
3795 	 * historical behavior.
3796 	 */
3797 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
3798 		group = 1 - group;
3799 
3800 	button_per_group = button_count/wacom->led.count;
3801 
3802 	return mask & (1 << (group * button_per_group));
3803 }
3804 
3805 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
3806 			     int group)
3807 {
3808 	struct wacom_led *led, *next_led;
3809 	int cur;
3810 	bool pressed;
3811 
3812 	if (wacom->wacom_wac.features.type == WACOM_24HD)
3813 		return wacom_24hd_update_leds(wacom, mask, group);
3814 
3815 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
3816 	cur = wacom->led.groups[group].select;
3817 
3818 	led = wacom_led_find(wacom, group, cur);
3819 	if (!led) {
3820 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
3821 			cur, group);
3822 		return;
3823 	}
3824 
3825 	if (!pressed) {
3826 		led->held = false;
3827 		return;
3828 	}
3829 
3830 	if (led->held && pressed)
3831 		return;
3832 
3833 	next_led = wacom_led_next(wacom, led);
3834 	if (!next_led) {
3835 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
3836 			group);
3837 		return;
3838 	}
3839 	if (next_led == led)
3840 		return;
3841 
3842 	next_led->held = true;
3843 	led_trigger_event(&next_led->trigger,
3844 			  wacom_leds_brightness_get(next_led));
3845 }
3846 
3847 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
3848 				int button_count, int mask)
3849 {
3850 	struct wacom *wacom = input_get_drvdata(input_dev);
3851 	int i;
3852 
3853 	for (i = 0; i < wacom->led.count; i++)
3854 		wacom_update_led(wacom,  button_count, mask, i);
3855 
3856 	for (i = 0; i < button_count; i++) {
3857 		int key = wacom_numbered_button_to_key(i);
3858 
3859 		if (key)
3860 			input_report_key(input_dev, key, mask & (1 << i));
3861 	}
3862 }
3863 
3864 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
3865 				   struct wacom_wac *wacom_wac)
3866 {
3867 	struct wacom_features *features = &wacom_wac->features;
3868 
3869 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
3870 		features->device_type |= WACOM_DEVICETYPE_PAD;
3871 
3872 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
3873 		return -ENODEV;
3874 
3875 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
3876 		return -ENODEV;
3877 
3878 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3879 
3880 	/* kept for making legacy xf86-input-wacom working with the wheels */
3881 	__set_bit(ABS_MISC, input_dev->absbit);
3882 
3883 	/* kept for making legacy xf86-input-wacom accepting the pad */
3884 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
3885 	      input_dev->absinfo[ABS_X].maximum)))
3886 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
3887 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
3888 	      input_dev->absinfo[ABS_Y].maximum)))
3889 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
3890 
3891 	/* kept for making udev and libwacom accepting the pad */
3892 	__set_bit(BTN_STYLUS, input_dev->keybit);
3893 
3894 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
3895 
3896 	switch (features->type) {
3897 
3898 	case CINTIQ_HYBRID:
3899 	case CINTIQ_COMPANION_2:
3900 	case DTK:
3901 	case DTUS:
3902 	case GRAPHIRE_BT:
3903 		break;
3904 
3905 	case WACOM_MO:
3906 		__set_bit(BTN_BACK, input_dev->keybit);
3907 		__set_bit(BTN_LEFT, input_dev->keybit);
3908 		__set_bit(BTN_FORWARD, input_dev->keybit);
3909 		__set_bit(BTN_RIGHT, input_dev->keybit);
3910 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3911 		break;
3912 
3913 	case WACOM_G4:
3914 		__set_bit(BTN_BACK, input_dev->keybit);
3915 		__set_bit(BTN_FORWARD, input_dev->keybit);
3916 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3917 		break;
3918 
3919 	case WACOM_24HD:
3920 		__set_bit(KEY_PROG1, input_dev->keybit);
3921 		__set_bit(KEY_PROG2, input_dev->keybit);
3922 		__set_bit(KEY_PROG3, input_dev->keybit);
3923 
3924 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3925 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
3926 		break;
3927 
3928 	case WACOM_27QHD:
3929 		__set_bit(KEY_PROG1, input_dev->keybit);
3930 		__set_bit(KEY_PROG2, input_dev->keybit);
3931 		__set_bit(KEY_PROG3, input_dev->keybit);
3932 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
3933 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
3934 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
3935 		input_abs_set_res(input_dev, ABS_Y, 1024);
3936 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
3937 		input_abs_set_res(input_dev, ABS_Z, 1024);
3938 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
3939 		break;
3940 
3941 	case WACOM_22HD:
3942 		__set_bit(KEY_PROG1, input_dev->keybit);
3943 		__set_bit(KEY_PROG2, input_dev->keybit);
3944 		__set_bit(KEY_PROG3, input_dev->keybit);
3945 		/* fall through */
3946 
3947 	case WACOM_21UX2:
3948 	case WACOM_BEE:
3949 	case CINTIQ:
3950 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3951 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3952 		break;
3953 
3954 	case WACOM_13HD:
3955 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3956 		break;
3957 
3958 	case INTUOS3:
3959 	case INTUOS3L:
3960 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3961 		/* fall through */
3962 
3963 	case INTUOS3S:
3964 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3965 		break;
3966 
3967 	case INTUOS5:
3968 	case INTUOS5L:
3969 	case INTUOSPM:
3970 	case INTUOSPL:
3971 	case INTUOS5S:
3972 	case INTUOSPS:
3973 	case INTUOSP2_BT:
3974 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3975 		break;
3976 
3977 	case INTUOS4WL:
3978 		/*
3979 		 * For Bluetooth devices, the udev rule does not work correctly
3980 		 * for pads unless we add a stylus capability, which forces
3981 		 * ID_INPUT_TABLET to be set.
3982 		 */
3983 		__set_bit(BTN_STYLUS, input_dev->keybit);
3984 		/* fall through */
3985 
3986 	case INTUOS4:
3987 	case INTUOS4L:
3988 	case INTUOS4S:
3989 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3990 		break;
3991 
3992 	case INTUOSHT:
3993 	case BAMBOO_PT:
3994 	case BAMBOO_TOUCH:
3995 	case INTUOSHT2:
3996 		__clear_bit(ABS_MISC, input_dev->absbit);
3997 
3998 		__set_bit(BTN_LEFT, input_dev->keybit);
3999 		__set_bit(BTN_FORWARD, input_dev->keybit);
4000 		__set_bit(BTN_BACK, input_dev->keybit);
4001 		__set_bit(BTN_RIGHT, input_dev->keybit);
4002 
4003 		break;
4004 
4005 	case REMOTE:
4006 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4007 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4008 		break;
4009 
4010 	case INTUOSHT3_BT:
4011 	case HID_GENERIC:
4012 		break;
4013 
4014 	default:
4015 		/* no pad supported */
4016 		return -ENODEV;
4017 	}
4018 	return 0;
4019 }
4020 
4021 static const struct wacom_features wacom_features_0x00 =
4022 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
4023 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4024 static const struct wacom_features wacom_features_0x10 =
4025 	{ "Wacom Graphire", 10206, 7422, 511, 63,
4026 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4027 static const struct wacom_features wacom_features_0x81 =
4028 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
4029 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4030 static const struct wacom_features wacom_features_0x11 =
4031 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4032 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4033 static const struct wacom_features wacom_features_0x12 =
4034 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4035 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4036 static const struct wacom_features wacom_features_0x13 =
4037 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
4038 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4039 static const struct wacom_features wacom_features_0x14 =
4040 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4041 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4042 static const struct wacom_features wacom_features_0x15 =
4043 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4044 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4045 static const struct wacom_features wacom_features_0x16 =
4046 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4047 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4048 static const struct wacom_features wacom_features_0x17 =
4049 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4050 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4051 static const struct wacom_features wacom_features_0x18 =
4052 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4053 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4054 static const struct wacom_features wacom_features_0x19 =
4055 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4056 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4057 static const struct wacom_features wacom_features_0x60 =
4058 	{ "Wacom Volito", 5104, 3712, 511, 63,
4059 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4060 static const struct wacom_features wacom_features_0x61 =
4061 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
4062 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4063 static const struct wacom_features wacom_features_0x62 =
4064 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4065 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4066 static const struct wacom_features wacom_features_0x63 =
4067 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4068 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4069 static const struct wacom_features wacom_features_0x64 =
4070 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
4071 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4072 static const struct wacom_features wacom_features_0x65 =
4073 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
4074 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4075 static const struct wacom_features wacom_features_0x69 =
4076 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
4077 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4078 static const struct wacom_features wacom_features_0x6A =
4079 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4080 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4081 static const struct wacom_features wacom_features_0x6B =
4082 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4083 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4084 static const struct wacom_features wacom_features_0x20 =
4085 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4086 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4087 static const struct wacom_features wacom_features_0x21 =
4088 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4089 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4090 static const struct wacom_features wacom_features_0x22 =
4091 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4092 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4093 static const struct wacom_features wacom_features_0x23 =
4094 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4095 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4096 static const struct wacom_features wacom_features_0x24 =
4097 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4098 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4099 static const struct wacom_features wacom_features_0x30 =
4100 	{ "Wacom PL400", 5408, 4056, 255, 0,
4101 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4102 static const struct wacom_features wacom_features_0x31 =
4103 	{ "Wacom PL500", 6144, 4608, 255, 0,
4104 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4105 static const struct wacom_features wacom_features_0x32 =
4106 	{ "Wacom PL600", 6126, 4604, 255, 0,
4107 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4108 static const struct wacom_features wacom_features_0x33 =
4109 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
4110 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4111 static const struct wacom_features wacom_features_0x34 =
4112 	{ "Wacom PL550", 6144, 4608, 511, 0,
4113 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4114 static const struct wacom_features wacom_features_0x35 =
4115 	{ "Wacom PL800", 7220, 5780, 511, 0,
4116 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4117 static const struct wacom_features wacom_features_0x37 =
4118 	{ "Wacom PL700", 6758, 5406, 511, 0,
4119 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4120 static const struct wacom_features wacom_features_0x38 =
4121 	{ "Wacom PL510", 6282, 4762, 511, 0,
4122 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4123 static const struct wacom_features wacom_features_0x39 =
4124 	{ "Wacom DTU710", 34080, 27660, 511, 0,
4125 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4126 static const struct wacom_features wacom_features_0xC4 =
4127 	{ "Wacom DTF521", 6282, 4762, 511, 0,
4128 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4129 static const struct wacom_features wacom_features_0xC0 =
4130 	{ "Wacom DTF720", 6858, 5506, 511, 0,
4131 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4132 static const struct wacom_features wacom_features_0xC2 =
4133 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
4134 	  PL, WACOM_PL_RES, WACOM_PL_RES };
4135 static const struct wacom_features wacom_features_0x03 =
4136 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4137 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
4138 static const struct wacom_features wacom_features_0x41 =
4139 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4140 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4141 static const struct wacom_features wacom_features_0x42 =
4142 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4143 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4144 static const struct wacom_features wacom_features_0x43 =
4145 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4146 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4147 static const struct wacom_features wacom_features_0x44 =
4148 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4149 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4150 static const struct wacom_features wacom_features_0x45 =
4151 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4152 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4153 static const struct wacom_features wacom_features_0xB0 =
4154 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4155 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4156 static const struct wacom_features wacom_features_0xB1 =
4157 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4158 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4159 static const struct wacom_features wacom_features_0xB2 =
4160 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4161 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4162 static const struct wacom_features wacom_features_0xB3 =
4163 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4164 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4165 static const struct wacom_features wacom_features_0xB4 =
4166 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4167 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4168 static const struct wacom_features wacom_features_0xB5 =
4169 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4170 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4171 static const struct wacom_features wacom_features_0xB7 =
4172 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4173 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4174 static const struct wacom_features wacom_features_0xB8 =
4175 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4176 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4177 static const struct wacom_features wacom_features_0xB9 =
4178 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4179 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4180 static const struct wacom_features wacom_features_0xBA =
4181 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4182 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4183 static const struct wacom_features wacom_features_0xBB =
4184 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4185 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4186 static const struct wacom_features wacom_features_0xBC =
4187 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4188 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4189 static const struct wacom_features wacom_features_0xBD =
4190 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4191 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4192 static const struct wacom_features wacom_features_0x26 =
4193 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4194 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4195 static const struct wacom_features wacom_features_0x27 =
4196 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4197 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4198 static const struct wacom_features wacom_features_0x28 =
4199 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4200 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4201 static const struct wacom_features wacom_features_0x29 =
4202 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4203 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4204 static const struct wacom_features wacom_features_0x2A =
4205 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4206 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4207 static const struct wacom_features wacom_features_0x314 =
4208 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4209 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4210 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4211 static const struct wacom_features wacom_features_0x315 =
4212 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4213 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4214 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4215 static const struct wacom_features wacom_features_0x317 =
4216 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4217 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4218 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4219 static const struct wacom_features wacom_features_0xF4 =
4220 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4221 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4222 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4223 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4224 static const struct wacom_features wacom_features_0xF8 =
4225 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4226 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4227 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4228 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4229 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4230 static const struct wacom_features wacom_features_0xF6 =
4231 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4232 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4233 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4234 static const struct wacom_features wacom_features_0x32A =
4235 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4236 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4237 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4238 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4239 static const struct wacom_features wacom_features_0x32B =
4240 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4241 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4242 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4243 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4244 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4245 static const struct wacom_features wacom_features_0x32C =
4246 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4247 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4248 static const struct wacom_features wacom_features_0x3F =
4249 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4250 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4251 static const struct wacom_features wacom_features_0xC5 =
4252 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4253 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4254 static const struct wacom_features wacom_features_0xC6 =
4255 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4256 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4257 static const struct wacom_features wacom_features_0x304 =
4258 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4259 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4260 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4261 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4262 static const struct wacom_features wacom_features_0x333 =
4263 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4264 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4265 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4266 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4267 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4268 static const struct wacom_features wacom_features_0x335 =
4269 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4270 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4271 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4272 static const struct wacom_features wacom_features_0xC7 =
4273 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
4274 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4275 static const struct wacom_features wacom_features_0xCE =
4276 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
4277 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4278 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4279 static const struct wacom_features wacom_features_0xF0 =
4280 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
4281 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4282 static const struct wacom_features wacom_features_0xFB =
4283 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
4284 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4285 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4286 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4287 static const struct wacom_features wacom_features_0x32F =
4288 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
4289 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4290 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4291 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4292 static const struct wacom_features wacom_features_0x336 =
4293 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
4294 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4295 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4296 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4297 static const struct wacom_features wacom_features_0x57 =
4298 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
4299 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4300 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4301 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4302 static const struct wacom_features wacom_features_0x59 = /* Pen */
4303 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
4304 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4305 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4306 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4307 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4308 static const struct wacom_features wacom_features_0x5D = /* Touch */
4309 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
4310 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4311 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4312 static const struct wacom_features wacom_features_0xCC =
4313 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4314 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4315 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4316 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4317 static const struct wacom_features wacom_features_0xFA =
4318 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4319 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4320 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4321 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4322 static const struct wacom_features wacom_features_0x5B =
4323 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4324 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4325 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4326 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4327 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4328 static const struct wacom_features wacom_features_0x5E =
4329 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4330 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4331 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4332 static const struct wacom_features wacom_features_0x90 =
4333 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4334 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4335 static const struct wacom_features wacom_features_0x93 =
4336 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4337 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4338 static const struct wacom_features wacom_features_0x97 =
4339 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4340 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4341 static const struct wacom_features wacom_features_0x9A =
4342 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4343 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4344 static const struct wacom_features wacom_features_0x9F =
4345 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4346 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4347 static const struct wacom_features wacom_features_0xE2 =
4348 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4349 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4350 static const struct wacom_features wacom_features_0xE3 =
4351 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4352 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4353 static const struct wacom_features wacom_features_0xE5 =
4354 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4355 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4356 static const struct wacom_features wacom_features_0xE6 =
4357 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4358 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4359 static const struct wacom_features wacom_features_0xEC =
4360 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4361 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4362 static const struct wacom_features wacom_features_0xED =
4363 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4364 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4365 static const struct wacom_features wacom_features_0xEF =
4366 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4367 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4368 static const struct wacom_features wacom_features_0x100 =
4369 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4370 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4371 static const struct wacom_features wacom_features_0x101 =
4372 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4373 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4374 static const struct wacom_features wacom_features_0x10D =
4375 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4376 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4377 static const struct wacom_features wacom_features_0x10E =
4378 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4379 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4380 static const struct wacom_features wacom_features_0x10F =
4381 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4382 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4383 static const struct wacom_features wacom_features_0x116 =
4384 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4385 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4386 static const struct wacom_features wacom_features_0x12C =
4387 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4388 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4389 static const struct wacom_features wacom_features_0x4001 =
4390 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4391 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4392 static const struct wacom_features wacom_features_0x4004 =
4393 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4394 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4395 static const struct wacom_features wacom_features_0x5000 =
4396 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4397 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4398 static const struct wacom_features wacom_features_0x5002 =
4399 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4400 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4401 static const struct wacom_features wacom_features_0x47 =
4402 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4403 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4404 static const struct wacom_features wacom_features_0x84 =
4405 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4406 static const struct wacom_features wacom_features_0xD0 =
4407 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4408 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4409 static const struct wacom_features wacom_features_0xD1 =
4410 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4411 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4412 static const struct wacom_features wacom_features_0xD2 =
4413 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4414 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4415 static const struct wacom_features wacom_features_0xD3 =
4416 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4417 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4418 static const struct wacom_features wacom_features_0xD4 =
4419 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4420 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4421 static const struct wacom_features wacom_features_0xD5 =
4422 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4423 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4424 static const struct wacom_features wacom_features_0xD6 =
4425 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4426 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4427 static const struct wacom_features wacom_features_0xD7 =
4428 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4429 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4430 static const struct wacom_features wacom_features_0xD8 =
4431 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4432 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4433 static const struct wacom_features wacom_features_0xDA =
4434 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4435 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4436 static const struct wacom_features wacom_features_0xDB =
4437 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4438 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4439 static const struct wacom_features wacom_features_0xDD =
4440         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4441           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4442 static const struct wacom_features wacom_features_0xDE =
4443         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4444 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4445 static const struct wacom_features wacom_features_0xDF =
4446         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4447 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4448 static const struct wacom_features wacom_features_0x300 =
4449 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4450 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4451 static const struct wacom_features wacom_features_0x301 =
4452 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4453 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4454 static const struct wacom_features wacom_features_0x302 =
4455 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4456 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4457 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4458 static const struct wacom_features wacom_features_0x303 =
4459 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4460 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4461 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4462 static const struct wacom_features wacom_features_0x30E =
4463 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4464 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4465 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4466 static const struct wacom_features wacom_features_0x6004 =
4467 	{ "ISD-V4", 12800, 8000, 255, 0,
4468 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4469 static const struct wacom_features wacom_features_0x307 =
4470 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4471 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4472 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4473 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4474 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4475 static const struct wacom_features wacom_features_0x309 =
4476 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4477 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4478 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4479 static const struct wacom_features wacom_features_0x30A =
4480 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4481 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4482 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4483 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4484 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4485 static const struct wacom_features wacom_features_0x30C =
4486 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4487 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4488 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4489 static const struct wacom_features wacom_features_0x318 =
4490 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4491 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4492 static const struct wacom_features wacom_features_0x319 =
4493 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4494 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4495 static const struct wacom_features wacom_features_0x325 =
4496 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4497 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4498 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4499 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4500 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4501 static const struct wacom_features wacom_features_0x326 = /* Touch */
4502 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4503 	  .oPid = 0x325 };
4504 static const struct wacom_features wacom_features_0x323 =
4505 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4506 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4507 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4508 static const struct wacom_features wacom_features_0x331 =
4509 	{ "Wacom Express Key Remote", .type = REMOTE,
4510 	  .numbered_buttons = 18, .check_for_hid_type = true,
4511 	  .hid_type = HID_TYPE_USBNONE };
4512 static const struct wacom_features wacom_features_0x33B =
4513 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4514 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4515 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4516 static const struct wacom_features wacom_features_0x33C =
4517 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4518 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4519 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4520 static const struct wacom_features wacom_features_0x33D =
4521 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4522 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4523 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4524 static const struct wacom_features wacom_features_0x33E =
4525 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4526 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4527 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4528 static const struct wacom_features wacom_features_0x343 =
4529 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4530 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4531 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4532 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4533 static const struct wacom_features wacom_features_0x360 =
4534 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4535 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4536 static const struct wacom_features wacom_features_0x361 =
4537 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4538 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4539 static const struct wacom_features wacom_features_0x377 =
4540 	{ "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4541 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4542 static const struct wacom_features wacom_features_0x379 =
4543 	{ "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4544 	  INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4545 static const struct wacom_features wacom_features_0x37A =
4546 	{ "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4547 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4548 static const struct wacom_features wacom_features_0x37B =
4549 	{ "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4550 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4551 
4552 static const struct wacom_features wacom_features_HID_ANY_ID =
4553 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4554 
4555 #define USB_DEVICE_WACOM(prod)						\
4556 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4557 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4558 
4559 #define BT_DEVICE_WACOM(prod)						\
4560 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4561 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4562 
4563 #define I2C_DEVICE_WACOM(prod)						\
4564 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4565 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4566 
4567 #define USB_DEVICE_LENOVO(prod)					\
4568 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4569 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4570 
4571 const struct hid_device_id wacom_ids[] = {
4572 	{ USB_DEVICE_WACOM(0x00) },
4573 	{ USB_DEVICE_WACOM(0x03) },
4574 	{ USB_DEVICE_WACOM(0x10) },
4575 	{ USB_DEVICE_WACOM(0x11) },
4576 	{ USB_DEVICE_WACOM(0x12) },
4577 	{ USB_DEVICE_WACOM(0x13) },
4578 	{ USB_DEVICE_WACOM(0x14) },
4579 	{ USB_DEVICE_WACOM(0x15) },
4580 	{ USB_DEVICE_WACOM(0x16) },
4581 	{ USB_DEVICE_WACOM(0x17) },
4582 	{ USB_DEVICE_WACOM(0x18) },
4583 	{ USB_DEVICE_WACOM(0x19) },
4584 	{ USB_DEVICE_WACOM(0x20) },
4585 	{ USB_DEVICE_WACOM(0x21) },
4586 	{ USB_DEVICE_WACOM(0x22) },
4587 	{ USB_DEVICE_WACOM(0x23) },
4588 	{ USB_DEVICE_WACOM(0x24) },
4589 	{ USB_DEVICE_WACOM(0x26) },
4590 	{ USB_DEVICE_WACOM(0x27) },
4591 	{ USB_DEVICE_WACOM(0x28) },
4592 	{ USB_DEVICE_WACOM(0x29) },
4593 	{ USB_DEVICE_WACOM(0x2A) },
4594 	{ USB_DEVICE_WACOM(0x30) },
4595 	{ USB_DEVICE_WACOM(0x31) },
4596 	{ USB_DEVICE_WACOM(0x32) },
4597 	{ USB_DEVICE_WACOM(0x33) },
4598 	{ USB_DEVICE_WACOM(0x34) },
4599 	{ USB_DEVICE_WACOM(0x35) },
4600 	{ USB_DEVICE_WACOM(0x37) },
4601 	{ USB_DEVICE_WACOM(0x38) },
4602 	{ USB_DEVICE_WACOM(0x39) },
4603 	{ USB_DEVICE_WACOM(0x3F) },
4604 	{ USB_DEVICE_WACOM(0x41) },
4605 	{ USB_DEVICE_WACOM(0x42) },
4606 	{ USB_DEVICE_WACOM(0x43) },
4607 	{ USB_DEVICE_WACOM(0x44) },
4608 	{ USB_DEVICE_WACOM(0x45) },
4609 	{ USB_DEVICE_WACOM(0x47) },
4610 	{ USB_DEVICE_WACOM(0x57) },
4611 	{ USB_DEVICE_WACOM(0x59) },
4612 	{ USB_DEVICE_WACOM(0x5B) },
4613 	{ USB_DEVICE_WACOM(0x5D) },
4614 	{ USB_DEVICE_WACOM(0x5E) },
4615 	{ USB_DEVICE_WACOM(0x60) },
4616 	{ USB_DEVICE_WACOM(0x61) },
4617 	{ USB_DEVICE_WACOM(0x62) },
4618 	{ USB_DEVICE_WACOM(0x63) },
4619 	{ USB_DEVICE_WACOM(0x64) },
4620 	{ USB_DEVICE_WACOM(0x65) },
4621 	{ USB_DEVICE_WACOM(0x69) },
4622 	{ USB_DEVICE_WACOM(0x6A) },
4623 	{ USB_DEVICE_WACOM(0x6B) },
4624 	{ BT_DEVICE_WACOM(0x81) },
4625 	{ USB_DEVICE_WACOM(0x84) },
4626 	{ USB_DEVICE_WACOM(0x90) },
4627 	{ USB_DEVICE_WACOM(0x93) },
4628 	{ USB_DEVICE_WACOM(0x97) },
4629 	{ USB_DEVICE_WACOM(0x9A) },
4630 	{ USB_DEVICE_WACOM(0x9F) },
4631 	{ USB_DEVICE_WACOM(0xB0) },
4632 	{ USB_DEVICE_WACOM(0xB1) },
4633 	{ USB_DEVICE_WACOM(0xB2) },
4634 	{ USB_DEVICE_WACOM(0xB3) },
4635 	{ USB_DEVICE_WACOM(0xB4) },
4636 	{ USB_DEVICE_WACOM(0xB5) },
4637 	{ USB_DEVICE_WACOM(0xB7) },
4638 	{ USB_DEVICE_WACOM(0xB8) },
4639 	{ USB_DEVICE_WACOM(0xB9) },
4640 	{ USB_DEVICE_WACOM(0xBA) },
4641 	{ USB_DEVICE_WACOM(0xBB) },
4642 	{ USB_DEVICE_WACOM(0xBC) },
4643 	{ BT_DEVICE_WACOM(0xBD) },
4644 	{ USB_DEVICE_WACOM(0xC0) },
4645 	{ USB_DEVICE_WACOM(0xC2) },
4646 	{ USB_DEVICE_WACOM(0xC4) },
4647 	{ USB_DEVICE_WACOM(0xC5) },
4648 	{ USB_DEVICE_WACOM(0xC6) },
4649 	{ USB_DEVICE_WACOM(0xC7) },
4650 	{ USB_DEVICE_WACOM(0xCC) },
4651 	{ USB_DEVICE_WACOM(0xCE) },
4652 	{ USB_DEVICE_WACOM(0xD0) },
4653 	{ USB_DEVICE_WACOM(0xD1) },
4654 	{ USB_DEVICE_WACOM(0xD2) },
4655 	{ USB_DEVICE_WACOM(0xD3) },
4656 	{ USB_DEVICE_WACOM(0xD4) },
4657 	{ USB_DEVICE_WACOM(0xD5) },
4658 	{ USB_DEVICE_WACOM(0xD6) },
4659 	{ USB_DEVICE_WACOM(0xD7) },
4660 	{ USB_DEVICE_WACOM(0xD8) },
4661 	{ USB_DEVICE_WACOM(0xDA) },
4662 	{ USB_DEVICE_WACOM(0xDB) },
4663 	{ USB_DEVICE_WACOM(0xDD) },
4664 	{ USB_DEVICE_WACOM(0xDE) },
4665 	{ USB_DEVICE_WACOM(0xDF) },
4666 	{ USB_DEVICE_WACOM(0xE2) },
4667 	{ USB_DEVICE_WACOM(0xE3) },
4668 	{ USB_DEVICE_WACOM(0xE5) },
4669 	{ USB_DEVICE_WACOM(0xE6) },
4670 	{ USB_DEVICE_WACOM(0xEC) },
4671 	{ USB_DEVICE_WACOM(0xED) },
4672 	{ USB_DEVICE_WACOM(0xEF) },
4673 	{ USB_DEVICE_WACOM(0xF0) },
4674 	{ USB_DEVICE_WACOM(0xF4) },
4675 	{ USB_DEVICE_WACOM(0xF6) },
4676 	{ USB_DEVICE_WACOM(0xF8) },
4677 	{ USB_DEVICE_WACOM(0xFA) },
4678 	{ USB_DEVICE_WACOM(0xFB) },
4679 	{ USB_DEVICE_WACOM(0x100) },
4680 	{ USB_DEVICE_WACOM(0x101) },
4681 	{ USB_DEVICE_WACOM(0x10D) },
4682 	{ USB_DEVICE_WACOM(0x10E) },
4683 	{ USB_DEVICE_WACOM(0x10F) },
4684 	{ USB_DEVICE_WACOM(0x116) },
4685 	{ USB_DEVICE_WACOM(0x12C) },
4686 	{ USB_DEVICE_WACOM(0x300) },
4687 	{ USB_DEVICE_WACOM(0x301) },
4688 	{ USB_DEVICE_WACOM(0x302) },
4689 	{ USB_DEVICE_WACOM(0x303) },
4690 	{ USB_DEVICE_WACOM(0x304) },
4691 	{ USB_DEVICE_WACOM(0x307) },
4692 	{ USB_DEVICE_WACOM(0x309) },
4693 	{ USB_DEVICE_WACOM(0x30A) },
4694 	{ USB_DEVICE_WACOM(0x30C) },
4695 	{ USB_DEVICE_WACOM(0x30E) },
4696 	{ USB_DEVICE_WACOM(0x314) },
4697 	{ USB_DEVICE_WACOM(0x315) },
4698 	{ USB_DEVICE_WACOM(0x317) },
4699 	{ USB_DEVICE_WACOM(0x318) },
4700 	{ USB_DEVICE_WACOM(0x319) },
4701 	{ USB_DEVICE_WACOM(0x323) },
4702 	{ USB_DEVICE_WACOM(0x325) },
4703 	{ USB_DEVICE_WACOM(0x326) },
4704 	{ USB_DEVICE_WACOM(0x32A) },
4705 	{ USB_DEVICE_WACOM(0x32B) },
4706 	{ USB_DEVICE_WACOM(0x32C) },
4707 	{ USB_DEVICE_WACOM(0x32F) },
4708 	{ USB_DEVICE_WACOM(0x331) },
4709 	{ USB_DEVICE_WACOM(0x333) },
4710 	{ USB_DEVICE_WACOM(0x335) },
4711 	{ USB_DEVICE_WACOM(0x336) },
4712 	{ USB_DEVICE_WACOM(0x33B) },
4713 	{ USB_DEVICE_WACOM(0x33C) },
4714 	{ USB_DEVICE_WACOM(0x33D) },
4715 	{ USB_DEVICE_WACOM(0x33E) },
4716 	{ USB_DEVICE_WACOM(0x343) },
4717 	{ BT_DEVICE_WACOM(0x360) },
4718 	{ BT_DEVICE_WACOM(0x361) },
4719 	{ BT_DEVICE_WACOM(0x377) },
4720 	{ BT_DEVICE_WACOM(0x379) },
4721 	{ USB_DEVICE_WACOM(0x37A) },
4722 	{ USB_DEVICE_WACOM(0x37B) },
4723 	{ USB_DEVICE_WACOM(0x4001) },
4724 	{ USB_DEVICE_WACOM(0x4004) },
4725 	{ USB_DEVICE_WACOM(0x5000) },
4726 	{ USB_DEVICE_WACOM(0x5002) },
4727 	{ USB_DEVICE_LENOVO(0x6004) },
4728 
4729 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
4730 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
4731 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
4732 	{ }
4733 };
4734 MODULE_DEVICE_TABLE(hid, wacom_ids);
4735