xref: /openbmc/linux/drivers/hid/wacom_wac.c (revision 232b0b08)
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_capacity, bool bat_charging,
61 				   bool bat_connected, bool ps_connected)
62 {
63 	bool changed = battery->battery_capacity != bat_capacity  ||
64 		       battery->bat_charging     != bat_charging  ||
65 		       battery->bat_connected    != bat_connected ||
66 		       battery->ps_connected     != ps_connected;
67 
68 	if (changed) {
69 		battery->battery_capacity = bat_capacity;
70 		battery->bat_charging = bat_charging;
71 		battery->bat_connected = bat_connected;
72 		battery->ps_connected = ps_connected;
73 
74 		if (battery->battery)
75 			power_supply_changed(battery->battery);
76 	}
77 }
78 
79 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
80 	int bat_capacity, bool bat_charging, bool bat_connected,
81 	bool ps_connected)
82 {
83 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
84 
85 	__wacom_notify_battery(&wacom->battery, bat_capacity, bat_charging,
86 			       bat_connected, ps_connected);
87 }
88 
89 static int wacom_penpartner_irq(struct wacom_wac *wacom)
90 {
91 	unsigned char *data = wacom->data;
92 	struct input_dev *input = wacom->pen_input;
93 
94 	switch (data[0]) {
95 	case 1:
96 		if (data[5] & 0x80) {
97 			wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
98 			wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
99 			input_report_key(input, wacom->tool[0], 1);
100 			input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
101 			input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
102 			input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
103 			input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
104 			input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
105 			input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
106 		} else {
107 			input_report_key(input, wacom->tool[0], 0);
108 			input_report_abs(input, ABS_MISC, 0); /* report tool id */
109 			input_report_abs(input, ABS_PRESSURE, -1);
110 			input_report_key(input, BTN_TOUCH, 0);
111 		}
112 		break;
113 
114 	case 2:
115 		input_report_key(input, BTN_TOOL_PEN, 1);
116 		input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
117 		input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
118 		input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
119 		input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
120 		input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
121 		input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
122 		break;
123 
124 	default:
125 		dev_dbg(input->dev.parent,
126 			"%s: received unknown report #%d\n", __func__, data[0]);
127 		return 0;
128         }
129 
130 	return 1;
131 }
132 
133 static int wacom_pl_irq(struct wacom_wac *wacom)
134 {
135 	struct wacom_features *features = &wacom->features;
136 	unsigned char *data = wacom->data;
137 	struct input_dev *input = wacom->pen_input;
138 	int prox, pressure;
139 
140 	if (data[0] != WACOM_REPORT_PENABLED) {
141 		dev_dbg(input->dev.parent,
142 			"%s: received unknown report #%d\n", __func__, data[0]);
143 		return 0;
144 	}
145 
146 	prox = data[1] & 0x40;
147 
148 	if (!wacom->id[0]) {
149 		if ((data[0] & 0x10) || (data[4] & 0x20)) {
150 			wacom->tool[0] = BTN_TOOL_RUBBER;
151 			wacom->id[0] = ERASER_DEVICE_ID;
152 		}
153 		else {
154 			wacom->tool[0] = BTN_TOOL_PEN;
155 			wacom->id[0] = STYLUS_DEVICE_ID;
156 		}
157 	}
158 
159 	/* If the eraser is in prox, STYLUS2 is always set. If we
160 	 * mis-detected the type and notice that STYLUS2 isn't set
161 	 * then force the eraser out of prox and let the pen in.
162 	 */
163 	if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
164 		input_report_key(input, BTN_TOOL_RUBBER, 0);
165 		input_report_abs(input, ABS_MISC, 0);
166 		input_sync(input);
167 		wacom->tool[0] = BTN_TOOL_PEN;
168 		wacom->id[0] = STYLUS_DEVICE_ID;
169 	}
170 
171 	if (prox) {
172 		pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
173 		if (features->pressure_max > 255)
174 			pressure = (pressure << 1) | ((data[4] >> 6) & 1);
175 		pressure += (features->pressure_max + 1) / 2;
176 
177 		input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
178 		input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
179 		input_report_abs(input, ABS_PRESSURE, pressure);
180 
181 		input_report_key(input, BTN_TOUCH, data[4] & 0x08);
182 		input_report_key(input, BTN_STYLUS, data[4] & 0x10);
183 		/* Only allow the stylus2 button to be reported for the pen tool. */
184 		input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
185 	}
186 
187 	if (!prox)
188 		wacom->id[0] = 0;
189 	input_report_key(input, wacom->tool[0], prox);
190 	input_report_abs(input, ABS_MISC, wacom->id[0]);
191 	return 1;
192 }
193 
194 static int wacom_ptu_irq(struct wacom_wac *wacom)
195 {
196 	unsigned char *data = wacom->data;
197 	struct input_dev *input = wacom->pen_input;
198 
199 	if (data[0] != WACOM_REPORT_PENABLED) {
200 		dev_dbg(input->dev.parent,
201 			"%s: received unknown report #%d\n", __func__, data[0]);
202 		return 0;
203 	}
204 
205 	if (data[1] & 0x04) {
206 		input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
207 		input_report_key(input, BTN_TOUCH, data[1] & 0x08);
208 		wacom->id[0] = ERASER_DEVICE_ID;
209 	} else {
210 		input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
211 		input_report_key(input, BTN_TOUCH, data[1] & 0x01);
212 		wacom->id[0] = STYLUS_DEVICE_ID;
213 	}
214 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
215 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
216 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
217 	input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
218 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
219 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
220 	return 1;
221 }
222 
223 static int wacom_dtu_irq(struct wacom_wac *wacom)
224 {
225 	unsigned char *data = wacom->data;
226 	struct input_dev *input = wacom->pen_input;
227 	int prox = data[1] & 0x20;
228 
229 	dev_dbg(input->dev.parent,
230 		"%s: received report #%d", __func__, data[0]);
231 
232 	if (prox) {
233 		/* Going into proximity select tool */
234 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
235 		if (wacom->tool[0] == BTN_TOOL_PEN)
236 			wacom->id[0] = STYLUS_DEVICE_ID;
237 		else
238 			wacom->id[0] = ERASER_DEVICE_ID;
239 	}
240 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
241 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
242 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
243 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
244 	input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
245 	input_report_key(input, BTN_TOUCH, data[1] & 0x05);
246 	if (!prox) /* out-prox */
247 		wacom->id[0] = 0;
248 	input_report_key(input, wacom->tool[0], prox);
249 	input_report_abs(input, ABS_MISC, wacom->id[0]);
250 	return 1;
251 }
252 
253 static int wacom_dtus_irq(struct wacom_wac *wacom)
254 {
255 	char *data = wacom->data;
256 	struct input_dev *input = wacom->pen_input;
257 	unsigned short prox, pressure = 0;
258 
259 	if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
260 		dev_dbg(input->dev.parent,
261 			"%s: received unknown report #%d", __func__, data[0]);
262 		return 0;
263 	} else if (data[0] == WACOM_REPORT_DTUSPAD) {
264 		input = wacom->pad_input;
265 		input_report_key(input, BTN_0, (data[1] & 0x01));
266 		input_report_key(input, BTN_1, (data[1] & 0x02));
267 		input_report_key(input, BTN_2, (data[1] & 0x04));
268 		input_report_key(input, BTN_3, (data[1] & 0x08));
269 		input_report_abs(input, ABS_MISC,
270 				 data[1] & 0x0f ? PAD_DEVICE_ID : 0);
271 		return 1;
272 	} else {
273 		prox = data[1] & 0x80;
274 		if (prox) {
275 			switch ((data[1] >> 3) & 3) {
276 			case 1: /* Rubber */
277 				wacom->tool[0] = BTN_TOOL_RUBBER;
278 				wacom->id[0] = ERASER_DEVICE_ID;
279 				break;
280 
281 			case 2: /* Pen */
282 				wacom->tool[0] = BTN_TOOL_PEN;
283 				wacom->id[0] = STYLUS_DEVICE_ID;
284 				break;
285 			}
286 		}
287 
288 		input_report_key(input, BTN_STYLUS, data[1] & 0x20);
289 		input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
290 		input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
291 		input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
292 		pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
293 		input_report_abs(input, ABS_PRESSURE, pressure);
294 		input_report_key(input, BTN_TOUCH, pressure > 10);
295 
296 		if (!prox) /* out-prox */
297 			wacom->id[0] = 0;
298 		input_report_key(input, wacom->tool[0], prox);
299 		input_report_abs(input, ABS_MISC, wacom->id[0]);
300 		return 1;
301 	}
302 }
303 
304 static int wacom_graphire_irq(struct wacom_wac *wacom)
305 {
306 	struct wacom_features *features = &wacom->features;
307 	unsigned char *data = wacom->data;
308 	struct input_dev *input = wacom->pen_input;
309 	struct input_dev *pad_input = wacom->pad_input;
310 	int battery_capacity, ps_connected;
311 	int prox;
312 	int rw = 0;
313 	int retval = 0;
314 
315 	if (features->type == GRAPHIRE_BT) {
316 		if (data[0] != WACOM_REPORT_PENABLED_BT) {
317 			dev_dbg(input->dev.parent,
318 				"%s: received unknown report #%d\n", __func__,
319 				data[0]);
320 			goto exit;
321 		}
322 	} else if (data[0] != WACOM_REPORT_PENABLED) {
323 		dev_dbg(input->dev.parent,
324 			"%s: received unknown report #%d\n", __func__, data[0]);
325 		goto exit;
326 	}
327 
328 	prox = data[1] & 0x80;
329 	if (prox || wacom->id[0]) {
330 		if (prox) {
331 			switch ((data[1] >> 5) & 3) {
332 
333 			case 0:	/* Pen */
334 				wacom->tool[0] = BTN_TOOL_PEN;
335 				wacom->id[0] = STYLUS_DEVICE_ID;
336 				break;
337 
338 			case 1: /* Rubber */
339 				wacom->tool[0] = BTN_TOOL_RUBBER;
340 				wacom->id[0] = ERASER_DEVICE_ID;
341 				break;
342 
343 			case 2: /* Mouse with wheel */
344 				input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
345 				/* fall through */
346 
347 			case 3: /* Mouse without wheel */
348 				wacom->tool[0] = BTN_TOOL_MOUSE;
349 				wacom->id[0] = CURSOR_DEVICE_ID;
350 				break;
351 			}
352 		}
353 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
354 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
355 		if (wacom->tool[0] != BTN_TOOL_MOUSE) {
356 			if (features->type == GRAPHIRE_BT)
357 				input_report_abs(input, ABS_PRESSURE, data[6] |
358 					(((__u16) (data[1] & 0x08)) << 5));
359 			else
360 				input_report_abs(input, ABS_PRESSURE, data[6] |
361 					((data[7] & 0x03) << 8));
362 			input_report_key(input, BTN_TOUCH, data[1] & 0x01);
363 			input_report_key(input, BTN_STYLUS, data[1] & 0x02);
364 			input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
365 		} else {
366 			input_report_key(input, BTN_LEFT, data[1] & 0x01);
367 			input_report_key(input, BTN_RIGHT, data[1] & 0x02);
368 			if (features->type == WACOM_G4 ||
369 					features->type == WACOM_MO) {
370 				input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
371 				rw = (data[7] & 0x04) - (data[7] & 0x03);
372 			} else if (features->type == GRAPHIRE_BT) {
373 				/* Compute distance between mouse and tablet */
374 				rw = 44 - (data[6] >> 2);
375 				rw = clamp_val(rw, 0, 31);
376 				input_report_abs(input, ABS_DISTANCE, rw);
377 				if (((data[1] >> 5) & 3) == 2) {
378 					/* Mouse with wheel */
379 					input_report_key(input, BTN_MIDDLE,
380 							data[1] & 0x04);
381 					rw = (data[6] & 0x01) ? -1 :
382 						(data[6] & 0x02) ? 1 : 0;
383 				} else {
384 					rw = 0;
385 				}
386 			} else {
387 				input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
388 				rw = -(signed char)data[6];
389 			}
390 			input_report_rel(input, REL_WHEEL, rw);
391 		}
392 
393 		if (!prox)
394 			wacom->id[0] = 0;
395 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
396 		input_report_key(input, wacom->tool[0], prox);
397 		input_sync(input); /* sync last event */
398 	}
399 
400 	/* send pad data */
401 	switch (features->type) {
402 	case WACOM_G4:
403 		prox = data[7] & 0xf8;
404 		if (prox || wacom->id[1]) {
405 			wacom->id[1] = PAD_DEVICE_ID;
406 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
407 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
408 			rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
409 			input_report_rel(pad_input, REL_WHEEL, rw);
410 			if (!prox)
411 				wacom->id[1] = 0;
412 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
413 			retval = 1;
414 		}
415 		break;
416 
417 	case WACOM_MO:
418 		prox = (data[7] & 0xf8) || data[8];
419 		if (prox || wacom->id[1]) {
420 			wacom->id[1] = PAD_DEVICE_ID;
421 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
422 			input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
423 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
424 			input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
425 			input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
426 			if (!prox)
427 				wacom->id[1] = 0;
428 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
429 			retval = 1;
430 		}
431 		break;
432 	case GRAPHIRE_BT:
433 		prox = data[7] & 0x03;
434 		if (prox || wacom->id[1]) {
435 			wacom->id[1] = PAD_DEVICE_ID;
436 			input_report_key(pad_input, BTN_0, (data[7] & 0x02));
437 			input_report_key(pad_input, BTN_1, (data[7] & 0x01));
438 			if (!prox)
439 				wacom->id[1] = 0;
440 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
441 			retval = 1;
442 		}
443 		break;
444 	}
445 
446 	/* Store current battery capacity and power supply state */
447 	if (features->type == GRAPHIRE_BT) {
448 		rw = (data[7] >> 2 & 0x07);
449 		battery_capacity = batcap_gr[rw];
450 		ps_connected = rw == 7;
451 		wacom_notify_battery(wacom, battery_capacity, ps_connected,
452 				     1, ps_connected);
453 	}
454 exit:
455 	return retval;
456 }
457 
458 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
459 {
460 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
461 	struct wacom_features *features = &wacom_wac->features;
462 	struct hid_report *r;
463 	struct hid_report_enum *re;
464 
465 	re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
466 	if (features->type == INTUOSHT2)
467 		r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
468 	else
469 		r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
470 	if (r) {
471 		hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
472 	}
473 }
474 
475 static int wacom_intuos_pad(struct wacom_wac *wacom)
476 {
477 	struct wacom_features *features = &wacom->features;
478 	unsigned char *data = wacom->data;
479 	struct input_dev *input = wacom->pad_input;
480 	int i;
481 	int buttons = 0, nbuttons = features->numbered_buttons;
482 	int keys = 0, nkeys = 0;
483 	int ring1 = 0, ring2 = 0;
484 	int strip1 = 0, strip2 = 0;
485 	bool prox = false;
486 
487 	/* pad packets. Works as a second tool and is always in prox */
488 	if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
489 	      data[0] == WACOM_REPORT_CINTIQPAD))
490 		return 0;
491 
492 	if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
493 		buttons = (data[3] << 1) | (data[2] & 0x01);
494 		ring1 = data[1];
495 	} else if (features->type == DTK) {
496 		buttons = data[6];
497 	} else if (features->type == WACOM_13HD) {
498 		buttons = (data[4] << 1) | (data[3] & 0x01);
499 	} else if (features->type == WACOM_24HD) {
500 		buttons = (data[8] << 8) | data[6];
501 		ring1 = data[1];
502 		ring2 = data[2];
503 
504 		/*
505 		 * Three "buttons" are available on the 24HD which are
506 		 * physically implemented as a touchstrip. Each button
507 		 * is approximately 3 bits wide with a 2 bit spacing.
508 		 * The raw touchstrip bits are stored at:
509 		 *    ((data[3] & 0x1f) << 8) | data[4])
510 		 */
511 		nkeys = 3;
512 		keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
513 		       ((data[4] & 0xE0) ? 1<<1 : 0) |
514 		       ((data[4] & 0x07) ? 1<<0 : 0);
515 	} else if (features->type == WACOM_27QHD) {
516 		nkeys = 3;
517 		keys = data[2] & 0x07;
518 
519 		input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
520 		input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
521 		input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
522 	} else if (features->type == CINTIQ_HYBRID) {
523 		/*
524 		 * Do not send hardware buttons under Android. They
525 		 * are already sent to the system through GPIO (and
526 		 * have different meaning).
527 		 *
528 		 * d-pad right  -> data[4] & 0x10
529 		 * d-pad up     -> data[4] & 0x20
530 		 * d-pad left   -> data[4] & 0x40
531 		 * d-pad down   -> data[4] & 0x80
532 		 * d-pad center -> data[3] & 0x01
533 		 */
534 		buttons = (data[4] << 1) | (data[3] & 0x01);
535 	} else if (features->type == CINTIQ_COMPANION_2) {
536 		/* d-pad right  -> data[4] & 0x10
537 		 * d-pad up     -> data[4] & 0x20
538 		 * d-pad left   -> data[4] & 0x40
539 		 * d-pad down   -> data[4] & 0x80
540 		 * d-pad center -> data[3] & 0x01
541 		 */
542 		buttons = ((data[2] >> 4) << 7) |
543 		          ((data[1] & 0x04) << 6) |
544 		          ((data[2] & 0x0F) << 2) |
545 		          (data[1] & 0x03);
546 	} else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
547 		/*
548 		 * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
549 		 * addition to the mechanical switch. Switch data is
550 		 * stored in data[4], capacitive data in data[5].
551 		 *
552 		 * Touch ring mode switch (data[3]) has no capacitive sensor
553 		 */
554 		buttons = (data[4] << 1) | (data[3] & 0x01);
555 		ring1 = data[2];
556 	} else {
557 		if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
558 			buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
559 			          (data[6] << 1) | (data[5] & 0x01);
560 
561 			if (features->type == WACOM_22HD) {
562 				nkeys = 3;
563 				keys = data[9] & 0x07;
564 			}
565 		} else {
566 			buttons = ((data[6] & 0x10) << 10) |
567 			          ((data[5] & 0x10) << 9)  |
568 			          ((data[6] & 0x0F) << 4)  |
569 			          (data[5] & 0x0F);
570 		}
571 		strip1 = ((data[1] & 0x1f) << 8) | data[2];
572 		strip2 = ((data[3] & 0x1f) << 8) | data[4];
573 	}
574 
575 	prox = (buttons & ~(~0 << nbuttons)) | (keys & ~(~0 << nkeys)) |
576 	       (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
577 
578 	wacom_report_numbered_buttons(input, nbuttons, buttons);
579 
580 	for (i = 0; i < nkeys; i++)
581 		input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
582 
583 	input_report_abs(input, ABS_RX, strip1);
584 	input_report_abs(input, ABS_RY, strip2);
585 
586 	input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
587 	input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
588 
589 	input_report_key(input, wacom->tool[1], prox ? 1 : 0);
590 	input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
591 
592 	input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
593 
594 	return 1;
595 }
596 
597 static int wacom_intuos_id_mangle(int tool_id)
598 {
599 	return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
600 }
601 
602 static int wacom_intuos_get_tool_type(int tool_id)
603 {
604 	int tool_type;
605 
606 	switch (tool_id) {
607 	case 0x812: /* Inking pen */
608 	case 0x801: /* Intuos3 Inking pen */
609 	case 0x12802: /* Intuos4/5 Inking Pen */
610 	case 0x012:
611 		tool_type = BTN_TOOL_PENCIL;
612 		break;
613 
614 	case 0x822: /* Pen */
615 	case 0x842:
616 	case 0x852:
617 	case 0x823: /* Intuos3 Grip Pen */
618 	case 0x813: /* Intuos3 Classic Pen */
619 	case 0x885: /* Intuos3 Marker Pen */
620 	case 0x802: /* Intuos4/5 13HD/24HD General Pen */
621 	case 0x804: /* Intuos4/5 13HD/24HD Marker Pen */
622 	case 0x8e2: /* IntuosHT2 pen */
623 	case 0x022:
624 	case 0x10804: /* Intuos4/5 13HD/24HD Art Pen */
625 	case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
626 	case 0x16802: /* Cintiq 13HD Pro Pen */
627 	case 0x18802: /* DTH2242 Pen */
628 	case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
629 		tool_type = BTN_TOOL_PEN;
630 		break;
631 
632 	case 0x832: /* Stroke pen */
633 	case 0x032:
634 		tool_type = BTN_TOOL_BRUSH;
635 		break;
636 
637 	case 0x007: /* Mouse 4D and 2D */
638 	case 0x09c:
639 	case 0x094:
640 	case 0x017: /* Intuos3 2D Mouse */
641 	case 0x806: /* Intuos4 Mouse */
642 		tool_type = BTN_TOOL_MOUSE;
643 		break;
644 
645 	case 0x096: /* Lens cursor */
646 	case 0x097: /* Intuos3 Lens cursor */
647 	case 0x006: /* Intuos4 Lens cursor */
648 		tool_type = BTN_TOOL_LENS;
649 		break;
650 
651 	case 0x82a: /* Eraser */
652 	case 0x84a:
653 	case 0x85a:
654 	case 0x91a:
655 	case 0xd1a:
656 	case 0x0fa:
657 	case 0x82b: /* Intuos3 Grip Pen Eraser */
658 	case 0x81b: /* Intuos3 Classic Pen Eraser */
659 	case 0x91b: /* Intuos3 Airbrush Eraser */
660 	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
661 	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
662 	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
663 	case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
664 	case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
665 	case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
666 	case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
667 	case 0x1880a: /* DTH2242 Eraser */
668 	case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
669 		tool_type = BTN_TOOL_RUBBER;
670 		break;
671 
672 	case 0xd12:
673 	case 0x912:
674 	case 0x112:
675 	case 0x913: /* Intuos3 Airbrush */
676 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
677 	case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
678 		tool_type = BTN_TOOL_AIRBRUSH;
679 		break;
680 
681 	default: /* Unknown tool */
682 		tool_type = BTN_TOOL_PEN;
683 		break;
684 	}
685 	return tool_type;
686 }
687 
688 static int wacom_intuos_inout(struct wacom_wac *wacom)
689 {
690 	struct wacom_features *features = &wacom->features;
691 	unsigned char *data = wacom->data;
692 	struct input_dev *input = wacom->pen_input;
693 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
694 
695 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
696 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
697 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
698 		return 0;
699 
700 	/* Enter report */
701 	if ((data[1] & 0xfc) == 0xc0) {
702 		/* serial number of the tool */
703 		wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
704 			(data[4] << 20) + (data[5] << 12) +
705 			(data[6] << 4) + (data[7] >> 4);
706 
707 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
708 		     ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
709 
710 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
711 
712 		wacom->shared->stylus_in_proximity = true;
713 		return 1;
714 	}
715 
716 	/* in Range */
717 	if ((data[1] & 0xfe) == 0x20) {
718 		if (features->type != INTUOSHT2)
719 			wacom->shared->stylus_in_proximity = true;
720 
721 		/* in Range while exiting */
722 		if (wacom->reporting_data) {
723 			input_report_key(input, BTN_TOUCH, 0);
724 			input_report_abs(input, ABS_PRESSURE, 0);
725 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
726 			return 2;
727 		}
728 		return 1;
729 	}
730 
731 	/* Exit report */
732 	if ((data[1] & 0xfe) == 0x80) {
733 		wacom->shared->stylus_in_proximity = false;
734 		wacom->reporting_data = false;
735 
736 		/* don't report exit if we don't know the ID */
737 		if (!wacom->id[idx])
738 			return 1;
739 
740 		/*
741 		 * Reset all states otherwise we lose the initial states
742 		 * when in-prox next time
743 		 */
744 		input_report_abs(input, ABS_X, 0);
745 		input_report_abs(input, ABS_Y, 0);
746 		input_report_abs(input, ABS_DISTANCE, 0);
747 		input_report_abs(input, ABS_TILT_X, 0);
748 		input_report_abs(input, ABS_TILT_Y, 0);
749 		if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
750 			input_report_key(input, BTN_LEFT, 0);
751 			input_report_key(input, BTN_MIDDLE, 0);
752 			input_report_key(input, BTN_RIGHT, 0);
753 			input_report_key(input, BTN_SIDE, 0);
754 			input_report_key(input, BTN_EXTRA, 0);
755 			input_report_abs(input, ABS_THROTTLE, 0);
756 			input_report_abs(input, ABS_RZ, 0);
757 		} else {
758 			input_report_abs(input, ABS_PRESSURE, 0);
759 			input_report_key(input, BTN_STYLUS, 0);
760 			input_report_key(input, BTN_STYLUS2, 0);
761 			input_report_key(input, BTN_TOUCH, 0);
762 			input_report_abs(input, ABS_WHEEL, 0);
763 			if (features->type >= INTUOS3S)
764 				input_report_abs(input, ABS_Z, 0);
765 		}
766 		input_report_key(input, wacom->tool[idx], 0);
767 		input_report_abs(input, ABS_MISC, 0); /* reset tool id */
768 		input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
769 		wacom->id[idx] = 0;
770 		return 2;
771 	}
772 
773 	return 0;
774 }
775 
776 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
777 {
778 	unsigned char *data = wacom_wac->data;
779 	struct input_dev *input;
780 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
781 	struct wacom_remote *remote = wacom->remote;
782 	int bat_charging, bat_percent, touch_ring_mode;
783 	__u32 serial;
784 	int i, index = -1;
785 	unsigned long flags;
786 
787 	if (data[0] != WACOM_REPORT_REMOTE) {
788 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
789 			__func__, data[0]);
790 		return 0;
791 	}
792 
793 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
794 	wacom_wac->id[0] = PAD_DEVICE_ID;
795 
796 	spin_lock_irqsave(&remote->remote_lock, flags);
797 
798 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
799 		if (remote->remotes[i].serial == serial) {
800 			index = i;
801 			break;
802 		}
803 	}
804 
805 	if (index < 0 || !remote->remotes[index].registered)
806 		goto out;
807 
808 	input = remote->remotes[index].input;
809 
810 	input_report_key(input, BTN_0, (data[9] & 0x01));
811 	input_report_key(input, BTN_1, (data[9] & 0x02));
812 	input_report_key(input, BTN_2, (data[9] & 0x04));
813 	input_report_key(input, BTN_3, (data[9] & 0x08));
814 	input_report_key(input, BTN_4, (data[9] & 0x10));
815 	input_report_key(input, BTN_5, (data[9] & 0x20));
816 	input_report_key(input, BTN_6, (data[9] & 0x40));
817 	input_report_key(input, BTN_7, (data[9] & 0x80));
818 
819 	input_report_key(input, BTN_8, (data[10] & 0x01));
820 	input_report_key(input, BTN_9, (data[10] & 0x02));
821 	input_report_key(input, BTN_A, (data[10] & 0x04));
822 	input_report_key(input, BTN_B, (data[10] & 0x08));
823 	input_report_key(input, BTN_C, (data[10] & 0x10));
824 	input_report_key(input, BTN_X, (data[10] & 0x20));
825 	input_report_key(input, BTN_Y, (data[10] & 0x40));
826 	input_report_key(input, BTN_Z, (data[10] & 0x80));
827 
828 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
829 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
830 
831 	if (data[12] & 0x80)
832 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f));
833 	else
834 		input_report_abs(input, ABS_WHEEL, 0);
835 
836 	bat_percent = data[7] & 0x7f;
837 	bat_charging = !!(data[7] & 0x80);
838 
839 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
840 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
841 	else
842 		input_report_abs(input, ABS_MISC, 0);
843 
844 	input_event(input, EV_MSC, MSC_SERIAL, serial);
845 
846 	input_sync(input);
847 
848 	/*Which mode select (LED light) is currently on?*/
849 	touch_ring_mode = (data[11] & 0xC0) >> 6;
850 
851 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
852 		if (remote->remotes[i].serial == serial)
853 			wacom->led.groups[i].select = touch_ring_mode;
854 	}
855 
856 	__wacom_notify_battery(&remote->remotes[index].battery, bat_percent,
857 				bat_charging, 1, bat_charging);
858 
859 out:
860 	spin_unlock_irqrestore(&remote->remote_lock, flags);
861 	return 0;
862 }
863 
864 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
865 {
866 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
867 	unsigned char *data = wacom_wac->data;
868 	struct wacom_remote *remote = wacom->remote;
869 	struct wacom_remote_data remote_data;
870 	unsigned long flags;
871 	int i, ret;
872 
873 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
874 		return;
875 
876 	memset(&remote_data, 0, sizeof(struct wacom_remote_data));
877 
878 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
879 		int j = i * 6;
880 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
881 		bool connected = data[j+2];
882 
883 		remote_data.remote[i].serial = serial;
884 		remote_data.remote[i].connected = connected;
885 	}
886 
887 	spin_lock_irqsave(&remote->remote_lock, flags);
888 
889 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
890 	if (ret != sizeof(remote_data)) {
891 		spin_unlock_irqrestore(&remote->remote_lock, flags);
892 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
893 		return;
894 	}
895 
896 	spin_unlock_irqrestore(&remote->remote_lock, flags);
897 
898 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
899 }
900 
901 static inline bool report_touch_events(struct wacom_wac *wacom)
902 {
903 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
904 }
905 
906 static inline bool delay_pen_events(struct wacom_wac *wacom)
907 {
908 	return (wacom->shared->touch_down && touch_arbitration);
909 }
910 
911 static int wacom_intuos_general(struct wacom_wac *wacom)
912 {
913 	struct wacom_features *features = &wacom->features;
914 	unsigned char *data = wacom->data;
915 	struct input_dev *input = wacom->pen_input;
916 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
917 	unsigned char type = (data[1] >> 1) & 0x0F;
918 	unsigned int x, y, distance, t;
919 
920 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
921 		data[0] != WACOM_REPORT_INTUOS_PEN)
922 		return 0;
923 
924 	if (delay_pen_events(wacom))
925 		return 1;
926 
927 	/* don't report events if we don't know the tool ID */
928 	if (!wacom->id[idx]) {
929 		/* but reschedule a read of the current tool */
930 		wacom_intuos_schedule_prox_event(wacom);
931 		return 1;
932 	}
933 
934 	/*
935 	 * don't report events for invalid data
936 	 */
937 	/* older I4 styli don't work with new Cintiqs */
938 	if ((!((wacom->id[idx] >> 16) & 0x01) &&
939 			(features->type == WACOM_21UX2)) ||
940 	    /* Only large Intuos support Lense Cursor */
941 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
942 		(features->type == INTUOS3 ||
943 		 features->type == INTUOS3S ||
944 		 features->type == INTUOS4 ||
945 		 features->type == INTUOS4S ||
946 		 features->type == INTUOS5 ||
947 		 features->type == INTUOS5S ||
948 		 features->type == INTUOSPM ||
949 		 features->type == INTUOSPS)) ||
950 	   /* Cintiq doesn't send data when RDY bit isn't set */
951 	   (features->type == CINTIQ && !(data[1] & 0x40)))
952 		return 1;
953 
954 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
955 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
956 	distance = data[9] >> 2;
957 	if (features->type < INTUOS3S) {
958 		x >>= 1;
959 		y >>= 1;
960 		distance >>= 1;
961 	}
962 	input_report_abs(input, ABS_X, x);
963 	input_report_abs(input, ABS_Y, y);
964 	input_report_abs(input, ABS_DISTANCE, distance);
965 
966 	switch (type) {
967 	case 0x00:
968 	case 0x01:
969 	case 0x02:
970 	case 0x03:
971 		/* general pen packet */
972 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
973 		if (features->pressure_max < 2047)
974 			t >>= 1;
975 		input_report_abs(input, ABS_PRESSURE, t);
976 		if (features->type != INTUOSHT2) {
977 		    input_report_abs(input, ABS_TILT_X,
978 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
979 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
980 		}
981 		input_report_key(input, BTN_STYLUS, data[1] & 2);
982 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
983 		input_report_key(input, BTN_TOUCH, t > 10);
984 		break;
985 
986 	case 0x0a:
987 		/* airbrush second packet */
988 		input_report_abs(input, ABS_WHEEL,
989 				(data[6] << 2) | ((data[7] >> 6) & 3));
990 		input_report_abs(input, ABS_TILT_X,
991 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
992 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
993 		break;
994 
995 	case 0x05:
996 		/* Rotation packet */
997 		if (features->type >= INTUOS3S) {
998 			/* I3 marker pen rotation */
999 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
1000 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
1001 				((t-1) / 2 + 450)) : (450 - t / 2) ;
1002 			input_report_abs(input, ABS_Z, t);
1003 		} else {
1004 			/* 4D mouse 2nd packet */
1005 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
1006 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
1007 				((t - 1) / 2) : -t / 2);
1008 		}
1009 		break;
1010 
1011 	case 0x04:
1012 		/* 4D mouse 1st packet */
1013 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1014 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1015 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1016 
1017 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
1018 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
1019 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
1020 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
1021 		break;
1022 
1023 	case 0x06:
1024 		/* I4 mouse */
1025 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
1026 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
1027 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
1028 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
1029 				 - ((data[7] & 0x40) >> 6));
1030 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
1031 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
1032 
1033 		input_report_abs(input, ABS_TILT_X,
1034 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
1035 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
1036 		break;
1037 
1038 	case 0x08:
1039 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
1040 			/* 2D mouse packet */
1041 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
1042 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
1043 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
1044 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
1045 					 - ((data[8] & 0x02) >> 1));
1046 
1047 			/* I3 2D mouse side buttons */
1048 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
1049 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
1050 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
1051 			}
1052 		}
1053 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
1054 			/* Lens cursor packets */
1055 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1056 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1057 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1058 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
1059 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
1060 		}
1061 		break;
1062 
1063 	case 0x07:
1064 	case 0x09:
1065 	case 0x0b:
1066 	case 0x0c:
1067 	case 0x0d:
1068 	case 0x0e:
1069 	case 0x0f:
1070 		/* unhandled */
1071 		break;
1072 	}
1073 
1074 	input_report_abs(input, ABS_MISC,
1075 			 wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1076 	input_report_key(input, wacom->tool[idx], 1);
1077 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1078 	wacom->reporting_data = true;
1079 	return 2;
1080 }
1081 
1082 static int wacom_intuos_irq(struct wacom_wac *wacom)
1083 {
1084 	unsigned char *data = wacom->data;
1085 	struct input_dev *input = wacom->pen_input;
1086 	int result;
1087 
1088 	if (data[0] != WACOM_REPORT_PENABLED &&
1089 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
1090 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
1091 	    data[0] != WACOM_REPORT_INTUOSPAD &&
1092 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
1093 	    data[0] != WACOM_REPORT_CINTIQ &&
1094 	    data[0] != WACOM_REPORT_CINTIQPAD &&
1095 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
1096 		dev_dbg(input->dev.parent,
1097 			"%s: received unknown report #%d\n", __func__, data[0]);
1098                 return 0;
1099 	}
1100 
1101 	/* process pad events */
1102 	result = wacom_intuos_pad(wacom);
1103 	if (result)
1104 		return result;
1105 
1106 	/* process in/out prox events */
1107 	result = wacom_intuos_inout(wacom);
1108 	if (result)
1109 		return result - 1;
1110 
1111 	/* process general packets */
1112 	result = wacom_intuos_general(wacom);
1113 	if (result)
1114 		return result - 1;
1115 
1116 	return 0;
1117 }
1118 
1119 static int int_dist(int x1, int y1, int x2, int y2)
1120 {
1121 	int x = x2 - x1;
1122 	int y = y2 - y1;
1123 
1124 	return int_sqrt(x*x + y*y);
1125 }
1126 
1127 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1128 		unsigned char *data)
1129 {
1130 	memcpy(wacom->data, data, 10);
1131 	wacom_intuos_irq(wacom);
1132 
1133 	input_sync(wacom->pen_input);
1134 	if (wacom->pad_input)
1135 		input_sync(wacom->pad_input);
1136 }
1137 
1138 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1139 {
1140 	unsigned char data[WACOM_PKGLEN_MAX];
1141 	int i = 1;
1142 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1143 
1144 	memcpy(data, wacom->data, len);
1145 
1146 	switch (data[0]) {
1147 	case 0x04:
1148 		wacom_intuos_bt_process_data(wacom, data + i);
1149 		i += 10;
1150 		/* fall through */
1151 	case 0x03:
1152 		wacom_intuos_bt_process_data(wacom, data + i);
1153 		i += 10;
1154 		wacom_intuos_bt_process_data(wacom, data + i);
1155 		i += 10;
1156 		power_raw = data[i];
1157 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1158 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1159 		battery_capacity = batcap_i4[power_raw & 0x07];
1160 		wacom_notify_battery(wacom, battery_capacity, bat_charging,
1161 				     battery_capacity || bat_charging,
1162 				     ps_connected);
1163 		break;
1164 	default:
1165 		dev_dbg(wacom->pen_input->dev.parent,
1166 				"Unknown report: %d,%d size:%zu\n",
1167 				data[0], data[1], len);
1168 		return 0;
1169 	}
1170 	return 0;
1171 }
1172 
1173 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1174 {
1175 	struct input_dev *input = wacom->touch_input;
1176 	unsigned touch_max = wacom->features.touch_max;
1177 	int count = 0;
1178 	int i;
1179 
1180 	if (!touch_max)
1181 		return 0;
1182 
1183 	if (touch_max == 1)
1184 		return test_bit(BTN_TOUCH, input->key) &&
1185 			report_touch_events(wacom);
1186 
1187 	for (i = 0; i < input->mt->num_slots; i++) {
1188 		struct input_mt_slot *ps = &input->mt->slots[i];
1189 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1190 		if (id >= 0)
1191 			count++;
1192 	}
1193 
1194 	return count;
1195 }
1196 
1197 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1198 {
1199 	const int pen_frame_len = 14;
1200 	const int pen_frames = 7;
1201 
1202 	struct input_dev *pen_input = wacom->pen_input;
1203 	unsigned char *data = wacom->data;
1204 	int i;
1205 
1206 	wacom->serial[0] = get_unaligned_le64(&data[99]);
1207 	wacom->id[0]     = get_unaligned_le16(&data[107]);
1208 	if (wacom->serial[0] >> 52 == 1) {
1209 		/* Add back in missing bits of ID for non-USI pens */
1210 		wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1211 	}
1212 	wacom->tool[0]   = wacom_intuos_get_tool_type(wacom_intuos_id_mangle(wacom->id[0]));
1213 
1214 	for (i = 0; i < pen_frames; i++) {
1215 		unsigned char *frame = &data[i*pen_frame_len + 1];
1216 		bool valid = frame[0] & 0x80;
1217 		bool prox = frame[0] & 0x40;
1218 		bool range = frame[0] & 0x20;
1219 
1220 		if (!valid)
1221 			continue;
1222 
1223 		if (range) {
1224 			input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1225 			input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1226 			input_report_abs(pen_input, ABS_TILT_X, frame[7]);
1227 			input_report_abs(pen_input, ABS_TILT_Y, frame[8]);
1228 			input_report_abs(pen_input, ABS_Z, get_unaligned_le16(&frame[9]));
1229 			input_report_abs(pen_input, ABS_WHEEL, get_unaligned_le16(&frame[11]));
1230 		}
1231 		input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1232 		input_report_abs(pen_input, ABS_DISTANCE, range ? frame[13] : wacom->features.distance_max);
1233 
1234 		input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x01);
1235 		input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1236 		input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1237 
1238 		input_report_key(pen_input, wacom->tool[0], prox);
1239 		input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1240 		input_report_abs(pen_input, ABS_MISC,
1241 				 wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1242 
1243 		wacom->shared->stylus_in_proximity = prox;
1244 
1245 		input_sync(pen_input);
1246 	}
1247 }
1248 
1249 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1250 {
1251 	const int finger_touch_len = 8;
1252 	const int finger_frames = 4;
1253 	const int finger_frame_len = 43;
1254 
1255 	struct input_dev *touch_input = wacom->touch_input;
1256 	unsigned char *data = wacom->data;
1257 	int num_contacts_left = 5;
1258 	int i, j;
1259 
1260 	for (i = 0; i < finger_frames; i++) {
1261 		unsigned char *frame = &data[i*finger_frame_len + 109];
1262 		int current_num_contacts = frame[0] & 0x7F;
1263 		int contacts_to_send;
1264 
1265 		if (!(frame[0] & 0x80))
1266 			continue;
1267 
1268 		/*
1269 		 * First packet resets the counter since only the first
1270 		 * packet in series will have non-zero current_num_contacts.
1271 		 */
1272 		if (current_num_contacts)
1273 			wacom->num_contacts_left = current_num_contacts;
1274 
1275 		contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1276 
1277 		for (j = 0; j < contacts_to_send; j++) {
1278 			unsigned char *touch = &frame[j*finger_touch_len + 1];
1279 			int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1280 			int x = get_unaligned_le16(&touch[2]);
1281 			int y = get_unaligned_le16(&touch[4]);
1282 			int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1283 			int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1284 
1285 			if (slot < 0)
1286 				continue;
1287 
1288 			input_mt_slot(touch_input, slot);
1289 			input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1290 			input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1291 			input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1292 			input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1293 			input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1294 			input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1295 		}
1296 
1297 		input_mt_sync_frame(touch_input);
1298 
1299 		wacom->num_contacts_left -= contacts_to_send;
1300 		if (wacom->num_contacts_left <= 0) {
1301 			wacom->num_contacts_left = 0;
1302 			wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1303 		}
1304 	}
1305 
1306 	input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1307 	input_sync(touch_input);
1308 }
1309 
1310 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1311 {
1312 	struct input_dev *pad_input = wacom->pad_input;
1313 	unsigned char *data = wacom->data;
1314 
1315 	int buttons = (data[282] << 1) | ((data[281] >> 6) & 0x01);
1316 	int ring = data[285];
1317 	int prox = buttons | (ring & 0x80);
1318 
1319 	wacom_report_numbered_buttons(pad_input, 9, buttons);
1320 
1321 	input_report_abs(pad_input, ABS_WHEEL, (ring & 0x80) ? (ring & 0x7f) : 0);
1322 
1323 	input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1324 	input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1325 	input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1326 
1327 	input_sync(pad_input);
1328 }
1329 
1330 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1331 {
1332 	unsigned char *data = wacom->data;
1333 
1334 	bool chg = data[284] & 0x80;
1335 	int battery_status = data[284] & 0x7F;
1336 
1337 	wacom_notify_battery(wacom, battery_status, chg, 1, chg);
1338 }
1339 
1340 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1341 {
1342 	unsigned char *data = wacom->data;
1343 
1344 	if (data[0] != 0x80) {
1345 		dev_dbg(wacom->pen_input->dev.parent,
1346 			"%s: received unknown report #%d\n", __func__, data[0]);
1347 		return 0;
1348 	}
1349 
1350 	wacom_intuos_pro2_bt_pen(wacom);
1351 	wacom_intuos_pro2_bt_touch(wacom);
1352 	wacom_intuos_pro2_bt_pad(wacom);
1353 	wacom_intuos_pro2_bt_battery(wacom);
1354 	return 0;
1355 }
1356 
1357 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1358 {
1359 	struct input_dev *input = wacom->touch_input;
1360 	unsigned char *data = wacom->data;
1361 	int i;
1362 	int current_num_contacts = data[61];
1363 	int contacts_to_send = 0;
1364 	int num_contacts_left = 4; /* maximum contacts per packet */
1365 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1366 	int y_offset = 2;
1367 
1368 	if (wacom->features.type == WACOM_27QHDT) {
1369 		current_num_contacts = data[63];
1370 		num_contacts_left = 10;
1371 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1372 		y_offset = 0;
1373 	}
1374 
1375 	/*
1376 	 * First packet resets the counter since only the first
1377 	 * packet in series will have non-zero current_num_contacts.
1378 	 */
1379 	if (current_num_contacts)
1380 		wacom->num_contacts_left = current_num_contacts;
1381 
1382 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1383 
1384 	for (i = 0; i < contacts_to_send; i++) {
1385 		int offset = (byte_per_packet * i) + 1;
1386 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1387 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1388 
1389 		if (slot < 0)
1390 			continue;
1391 		input_mt_slot(input, slot);
1392 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1393 
1394 		if (touch) {
1395 			int t_x = get_unaligned_le16(&data[offset + 2]);
1396 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1397 
1398 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1399 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1400 
1401 			if (wacom->features.type != WACOM_27QHDT) {
1402 				int c_x = get_unaligned_le16(&data[offset + 4]);
1403 				int c_y = get_unaligned_le16(&data[offset + 8]);
1404 				int w = get_unaligned_le16(&data[offset + 10]);
1405 				int h = get_unaligned_le16(&data[offset + 12]);
1406 
1407 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1408 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1409 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1410 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1411 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1412 			}
1413 		}
1414 	}
1415 	input_mt_sync_frame(input);
1416 
1417 	wacom->num_contacts_left -= contacts_to_send;
1418 	if (wacom->num_contacts_left <= 0) {
1419 		wacom->num_contacts_left = 0;
1420 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1421 	}
1422 	return 1;
1423 }
1424 
1425 static int wacom_mt_touch(struct wacom_wac *wacom)
1426 {
1427 	struct input_dev *input = wacom->touch_input;
1428 	unsigned char *data = wacom->data;
1429 	int i;
1430 	int current_num_contacts = data[2];
1431 	int contacts_to_send = 0;
1432 	int x_offset = 0;
1433 
1434 	/* MTTPC does not support Height and Width */
1435 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1436 		x_offset = -4;
1437 
1438 	/*
1439 	 * First packet resets the counter since only the first
1440 	 * packet in series will have non-zero current_num_contacts.
1441 	 */
1442 	if (current_num_contacts)
1443 		wacom->num_contacts_left = current_num_contacts;
1444 
1445 	/* There are at most 5 contacts per packet */
1446 	contacts_to_send = min(5, wacom->num_contacts_left);
1447 
1448 	for (i = 0; i < contacts_to_send; i++) {
1449 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1450 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1451 		int id = get_unaligned_le16(&data[offset + 1]);
1452 		int slot = input_mt_get_slot_by_key(input, id);
1453 
1454 		if (slot < 0)
1455 			continue;
1456 
1457 		input_mt_slot(input, slot);
1458 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1459 		if (touch) {
1460 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1461 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1462 			input_report_abs(input, ABS_MT_POSITION_X, x);
1463 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1464 		}
1465 	}
1466 	input_mt_sync_frame(input);
1467 
1468 	wacom->num_contacts_left -= contacts_to_send;
1469 	if (wacom->num_contacts_left <= 0) {
1470 		wacom->num_contacts_left = 0;
1471 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1472 	}
1473 	return 1;
1474 }
1475 
1476 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1477 {
1478 	struct input_dev *input = wacom->touch_input;
1479 	unsigned char *data = wacom->data;
1480 	int i;
1481 
1482 	for (i = 0; i < 2; i++) {
1483 		int p = data[1] & (1 << i);
1484 		bool touch = p && report_touch_events(wacom);
1485 
1486 		input_mt_slot(input, i);
1487 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1488 		if (touch) {
1489 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1490 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1491 
1492 			input_report_abs(input, ABS_MT_POSITION_X, x);
1493 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1494 		}
1495 	}
1496 	input_mt_sync_frame(input);
1497 
1498 	/* keep touch state for pen event */
1499 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1500 
1501 	return 1;
1502 }
1503 
1504 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1505 {
1506 	unsigned char *data = wacom->data;
1507 	struct input_dev *input = wacom->touch_input;
1508 	bool prox = report_touch_events(wacom);
1509 	int x = 0, y = 0;
1510 
1511 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1512 		return 0;
1513 
1514 	if (len == WACOM_PKGLEN_TPC1FG) {
1515 		prox = prox && (data[0] & 0x01);
1516 		x = get_unaligned_le16(&data[1]);
1517 		y = get_unaligned_le16(&data[3]);
1518 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1519 		prox = prox && (data[2] & 0x01);
1520 		x = get_unaligned_le16(&data[3]);
1521 		y = get_unaligned_le16(&data[5]);
1522 	} else {
1523 		prox = prox && (data[1] & 0x01);
1524 		x = le16_to_cpup((__le16 *)&data[2]);
1525 		y = le16_to_cpup((__le16 *)&data[4]);
1526 	}
1527 
1528 	if (prox) {
1529 		input_report_abs(input, ABS_X, x);
1530 		input_report_abs(input, ABS_Y, y);
1531 	}
1532 	input_report_key(input, BTN_TOUCH, prox);
1533 
1534 	/* keep touch state for pen events */
1535 	wacom->shared->touch_down = prox;
1536 
1537 	return 1;
1538 }
1539 
1540 static int wacom_tpc_pen(struct wacom_wac *wacom)
1541 {
1542 	unsigned char *data = wacom->data;
1543 	struct input_dev *input = wacom->pen_input;
1544 	bool prox = data[1] & 0x20;
1545 
1546 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1547 		/* Going into proximity select tool */
1548 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1549 
1550 	/* keep pen state for touch events */
1551 	wacom->shared->stylus_in_proximity = prox;
1552 
1553 	/* send pen events only when touch is up or forced out
1554 	 * or touch arbitration is off
1555 	 */
1556 	if (!delay_pen_events(wacom)) {
1557 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1558 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1559 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1560 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1561 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1562 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1563 		input_report_key(input, wacom->tool[0], prox);
1564 		return 1;
1565 	}
1566 
1567 	return 0;
1568 }
1569 
1570 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1571 {
1572 	unsigned char *data = wacom->data;
1573 
1574 	if (wacom->pen_input)
1575 		dev_dbg(wacom->pen_input->dev.parent,
1576 			"%s: received report #%d\n", __func__, data[0]);
1577 	else if (wacom->touch_input)
1578 		dev_dbg(wacom->touch_input->dev.parent,
1579 			"%s: received report #%d\n", __func__, data[0]);
1580 
1581 	switch (len) {
1582 	case WACOM_PKGLEN_TPC1FG:
1583 		return wacom_tpc_single_touch(wacom, len);
1584 
1585 	case WACOM_PKGLEN_TPC2FG:
1586 		return wacom_tpc_mt_touch(wacom);
1587 
1588 	case WACOM_PKGLEN_PENABLED:
1589 		return wacom_tpc_pen(wacom);
1590 
1591 	default:
1592 		switch (data[0]) {
1593 		case WACOM_REPORT_TPC1FG:
1594 		case WACOM_REPORT_TPCHID:
1595 		case WACOM_REPORT_TPCST:
1596 		case WACOM_REPORT_TPC1FGE:
1597 			return wacom_tpc_single_touch(wacom, len);
1598 
1599 		case WACOM_REPORT_TPCMT:
1600 		case WACOM_REPORT_TPCMT2:
1601 			return wacom_mt_touch(wacom);
1602 
1603 		case WACOM_REPORT_PENABLED:
1604 			return wacom_tpc_pen(wacom);
1605 		}
1606 	}
1607 
1608 	return 0;
1609 }
1610 
1611 int wacom_equivalent_usage(int usage)
1612 {
1613 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1614 		int subpage = (usage & 0xFF00) << 8;
1615 		int subusage = (usage & 0xFF);
1616 
1617 		if (subpage == WACOM_HID_SP_PAD ||
1618 		    subpage == WACOM_HID_SP_BUTTON ||
1619 		    subpage == WACOM_HID_SP_DIGITIZER ||
1620 		    subpage == WACOM_HID_SP_DIGITIZERINFO ||
1621 		    usage == WACOM_HID_WD_SENSE ||
1622 		    usage == WACOM_HID_WD_SERIALHI ||
1623 		    usage == WACOM_HID_WD_TOOLTYPE ||
1624 		    usage == WACOM_HID_WD_DISTANCE ||
1625 		    usage == WACOM_HID_WD_TOUCHSTRIP ||
1626 		    usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1627 		    usage == WACOM_HID_WD_TOUCHRING ||
1628 		    usage == WACOM_HID_WD_TOUCHRINGSTATUS) {
1629 			return usage;
1630 		}
1631 
1632 		if (subpage == HID_UP_UNDEFINED)
1633 			subpage = HID_UP_DIGITIZER;
1634 
1635 		return subpage | subusage;
1636 	}
1637 
1638 	if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1639 		int subpage = (usage & 0xFF00) << 8;
1640 		int subusage = (usage & 0xFF);
1641 
1642 		if (subpage == HID_UP_UNDEFINED)
1643 			subpage = WACOM_HID_SP_DIGITIZER;
1644 
1645 		return subpage | subusage;
1646 	}
1647 
1648 	return usage;
1649 }
1650 
1651 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1652 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1653 {
1654 	struct wacom *wacom = input_get_drvdata(input);
1655 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1656 	struct wacom_features *features = &wacom_wac->features;
1657 	int fmin = field->logical_minimum;
1658 	int fmax = field->logical_maximum;
1659 	unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1660 	int resolution_code = code;
1661 
1662 	if (equivalent_usage == HID_DG_TWIST) {
1663 		resolution_code = ABS_RZ;
1664 	}
1665 
1666 	if (equivalent_usage == HID_GD_X) {
1667 		fmin += features->offset_left;
1668 		fmax -= features->offset_right;
1669 	}
1670 	if (equivalent_usage == HID_GD_Y) {
1671 		fmin += features->offset_top;
1672 		fmax -= features->offset_bottom;
1673 	}
1674 
1675 	usage->type = type;
1676 	usage->code = code;
1677 
1678 	set_bit(type, input->evbit);
1679 
1680 	switch (type) {
1681 	case EV_ABS:
1682 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1683 		input_abs_set_res(input, code,
1684 				  hidinput_calc_abs_res(field, resolution_code));
1685 		break;
1686 	case EV_KEY:
1687 		input_set_capability(input, EV_KEY, code);
1688 		break;
1689 	case EV_MSC:
1690 		input_set_capability(input, EV_MSC, code);
1691 		break;
1692 	case EV_SW:
1693 		input_set_capability(input, EV_SW, code);
1694 		break;
1695 	}
1696 }
1697 
1698 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
1699 		struct hid_field *field, struct hid_usage *usage)
1700 {
1701 	struct wacom *wacom = hid_get_drvdata(hdev);
1702 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1703 	struct wacom_features *features = &wacom_wac->features;
1704 	struct input_dev *input = wacom_wac->pad_input;
1705 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1706 
1707 	switch (equivalent_usage) {
1708 	case WACOM_HID_WD_BATTERY_LEVEL:
1709 	case WACOM_HID_WD_BATTERY_CHARGING:
1710 		features->quirks |= WACOM_QUIRK_BATTERY;
1711 		break;
1712 	case WACOM_HID_WD_ACCELEROMETER_X:
1713 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1714 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
1715 		features->device_type |= WACOM_DEVICETYPE_PAD;
1716 		break;
1717 	case WACOM_HID_WD_ACCELEROMETER_Y:
1718 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1719 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
1720 		features->device_type |= WACOM_DEVICETYPE_PAD;
1721 		break;
1722 	case WACOM_HID_WD_ACCELEROMETER_Z:
1723 		__set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1724 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
1725 		features->device_type |= WACOM_DEVICETYPE_PAD;
1726 		break;
1727 	case WACOM_HID_WD_BUTTONCENTER:
1728 		wacom->generic_has_leds = true;
1729 		/* fall through */
1730 	case WACOM_HID_WD_BUTTONHOME:
1731 	case WACOM_HID_WD_BUTTONUP:
1732 	case WACOM_HID_WD_BUTTONDOWN:
1733 	case WACOM_HID_WD_BUTTONLEFT:
1734 	case WACOM_HID_WD_BUTTONRIGHT:
1735 		wacom_map_usage(input, usage, field, EV_KEY,
1736 				wacom_numbered_button_to_key(features->numbered_buttons),
1737 				0);
1738 		features->numbered_buttons++;
1739 		features->device_type |= WACOM_DEVICETYPE_PAD;
1740 		break;
1741 	case WACOM_HID_WD_TOUCHONOFF:
1742 		/*
1743 		 * This usage, which is used to mute touch events, comes
1744 		 * from the pad packet, but is reported on the touch
1745 		 * interface. Because the touch interface may not have
1746 		 * been created yet, we cannot call wacom_map_usage(). In
1747 		 * order to process this usage when we receive it, we set
1748 		 * the usage type and code directly.
1749 		 */
1750 		wacom_wac->has_mute_touch_switch = true;
1751 		usage->type = EV_SW;
1752 		usage->code = SW_MUTE_DEVICE;
1753 		features->device_type |= WACOM_DEVICETYPE_PAD;
1754 		break;
1755 	case WACOM_HID_WD_TOUCHSTRIP:
1756 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
1757 		features->device_type |= WACOM_DEVICETYPE_PAD;
1758 		break;
1759 	case WACOM_HID_WD_TOUCHSTRIP2:
1760 		wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
1761 		features->device_type |= WACOM_DEVICETYPE_PAD;
1762 		break;
1763 	case WACOM_HID_WD_TOUCHRING:
1764 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
1765 		features->device_type |= WACOM_DEVICETYPE_PAD;
1766 		break;
1767 	case WACOM_HID_WD_TOUCHRINGSTATUS:
1768 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
1769 		features->device_type |= WACOM_DEVICETYPE_PAD;
1770 		break;
1771 	}
1772 
1773 	switch (equivalent_usage & 0xfffffff0) {
1774 	case WACOM_HID_WD_EXPRESSKEY00:
1775 		wacom_map_usage(input, usage, field, EV_KEY,
1776 				wacom_numbered_button_to_key(features->numbered_buttons),
1777 				0);
1778 		features->numbered_buttons++;
1779 		features->device_type |= WACOM_DEVICETYPE_PAD;
1780 		break;
1781 	}
1782 }
1783 
1784 static void wacom_wac_pad_battery_event(struct hid_device *hdev, struct hid_field *field,
1785 		struct hid_usage *usage, __s32 value)
1786 {
1787 	struct wacom *wacom = hid_get_drvdata(hdev);
1788 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1789 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1790 
1791 	switch (equivalent_usage) {
1792 	case WACOM_HID_WD_BATTERY_LEVEL:
1793 		wacom_wac->hid_data.battery_capacity = value;
1794 		wacom_wac->hid_data.bat_connected = 1;
1795 		break;
1796 
1797 	case WACOM_HID_WD_BATTERY_CHARGING:
1798 		wacom_wac->hid_data.bat_charging = value;
1799 		wacom_wac->hid_data.ps_connected = value;
1800 		wacom_wac->hid_data.bat_connected = 1;
1801 		break;
1802 	}
1803 }
1804 
1805 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
1806 		struct hid_usage *usage, __s32 value)
1807 {
1808 	struct wacom *wacom = hid_get_drvdata(hdev);
1809 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1810 	struct input_dev *input = wacom_wac->pad_input;
1811 	struct wacom_features *features = &wacom_wac->features;
1812 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1813 	int i;
1814 
1815 	/*
1816 	 * Avoid reporting this event and setting inrange_state if this usage
1817 	 * hasn't been mapped.
1818 	 */
1819 	if (!usage->type)
1820 		return;
1821 
1822 	if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
1823 		if (usage->hid != WACOM_HID_WD_TOUCHRING)
1824 			wacom_wac->hid_data.inrange_state |= value;
1825 	}
1826 
1827 	switch (equivalent_usage) {
1828 	case WACOM_HID_WD_TOUCHRINGSTATUS:
1829 		if (!value)
1830 			input_event(input, usage->type, usage->code, 0);
1831 		break;
1832 
1833 	case WACOM_HID_WD_TOUCHONOFF:
1834 		if (wacom_wac->shared->touch_input) {
1835 			input_report_switch(wacom_wac->shared->touch_input,
1836 					    SW_MUTE_DEVICE, !value);
1837 			input_sync(wacom_wac->shared->touch_input);
1838 		}
1839 		break;
1840 
1841 	case WACOM_HID_WD_BUTTONCENTER:
1842 		for (i = 0; i < wacom->led.count; i++)
1843 			wacom_update_led(wacom, features->numbered_buttons,
1844 					 value, i);
1845 		 /* fall through*/
1846 	default:
1847 		input_event(input, usage->type, usage->code, value);
1848 		break;
1849 	}
1850 }
1851 
1852 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
1853 		struct hid_report *report)
1854 {
1855 	struct wacom *wacom = hid_get_drvdata(hdev);
1856 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1857 
1858 	wacom_wac->hid_data.inrange_state = 0;
1859 }
1860 
1861 static void wacom_wac_pad_battery_report(struct hid_device *hdev,
1862 		struct hid_report *report)
1863 {
1864 	struct wacom *wacom = hid_get_drvdata(hdev);
1865 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1866 	struct wacom_features *features = &wacom_wac->features;
1867 
1868 	if (features->quirks & WACOM_QUIRK_BATTERY) {
1869 		int capacity = wacom_wac->hid_data.battery_capacity;
1870 		bool charging = wacom_wac->hid_data.bat_charging;
1871 		bool connected = wacom_wac->hid_data.bat_connected;
1872 		bool powered = wacom_wac->hid_data.ps_connected;
1873 
1874 		wacom_notify_battery(wacom_wac, capacity, charging,
1875 				     connected, powered);
1876 	}
1877 }
1878 
1879 static void wacom_wac_pad_report(struct hid_device *hdev,
1880 		struct hid_report *report)
1881 {
1882 	struct wacom *wacom = hid_get_drvdata(hdev);
1883 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1884 	struct input_dev *input = wacom_wac->pad_input;
1885 	bool active = wacom_wac->hid_data.inrange_state != 0;
1886 
1887 	/* report prox for expresskey events */
1888 	if (wacom_equivalent_usage(report->field[0]->physical) == HID_DG_TABLETFUNCTIONKEY) {
1889 		input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
1890 		input_sync(input);
1891 	}
1892 
1893 }
1894 
1895 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
1896 		struct hid_field *field, struct hid_usage *usage)
1897 {
1898 	struct wacom *wacom = hid_get_drvdata(hdev);
1899 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1900 	struct wacom_features *features = &wacom_wac->features;
1901 	struct input_dev *input = wacom_wac->pen_input;
1902 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1903 
1904 	switch (equivalent_usage) {
1905 	case HID_GD_X:
1906 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
1907 		break;
1908 	case HID_GD_Y:
1909 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
1910 		break;
1911 	case WACOM_HID_WD_DISTANCE:
1912 	case HID_GD_Z:
1913 		wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
1914 		break;
1915 	case HID_DG_TIPPRESSURE:
1916 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
1917 		break;
1918 	case HID_DG_INRANGE:
1919 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
1920 		break;
1921 	case HID_DG_BATTERYSTRENGTH:
1922 		features->quirks |= WACOM_QUIRK_BATTERY;
1923 		break;
1924 	case HID_DG_INVERT:
1925 		wacom_map_usage(input, usage, field, EV_KEY,
1926 				BTN_TOOL_RUBBER, 0);
1927 		break;
1928 	case HID_DG_TILT_X:
1929 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
1930 		break;
1931 	case HID_DG_TILT_Y:
1932 		wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
1933 		break;
1934 	case HID_DG_TWIST:
1935 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
1936 		break;
1937 	case HID_DG_ERASER:
1938 	case HID_DG_TIPSWITCH:
1939 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
1940 		break;
1941 	case HID_DG_BARRELSWITCH:
1942 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
1943 		break;
1944 	case HID_DG_BARRELSWITCH2:
1945 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
1946 		break;
1947 	case HID_DG_TOOLSERIALNUMBER:
1948 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
1949 		break;
1950 	case WACOM_HID_WD_SENSE:
1951 		features->quirks |= WACOM_QUIRK_SENSE;
1952 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
1953 		break;
1954 	case WACOM_HID_WD_SERIALHI:
1955 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
1956 		set_bit(EV_KEY, input->evbit);
1957 		input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
1958 		input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
1959 		input_set_capability(input, EV_KEY, BTN_TOOL_BRUSH);
1960 		input_set_capability(input, EV_KEY, BTN_TOOL_PENCIL);
1961 		input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
1962 		if (!(features->device_type & WACOM_DEVICETYPE_DIRECT)) {
1963 			input_set_capability(input, EV_KEY, BTN_TOOL_MOUSE);
1964 			input_set_capability(input, EV_KEY, BTN_TOOL_LENS);
1965 		}
1966 		break;
1967 	case WACOM_HID_WD_FINGERWHEEL:
1968 		wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
1969 		break;
1970 	}
1971 }
1972 
1973 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
1974 		struct hid_usage *usage, __s32 value)
1975 {
1976 	struct wacom *wacom = hid_get_drvdata(hdev);
1977 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1978 	struct wacom_features *features = &wacom_wac->features;
1979 	struct input_dev *input = wacom_wac->pen_input;
1980 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1981 
1982 	switch (equivalent_usage) {
1983 	case HID_GD_Z:
1984 		/*
1985 		 * HID_GD_Z "should increase as the control's position is
1986 		 * moved from high to low", while ABS_DISTANCE instead
1987 		 * increases in value as the tool moves from low to high.
1988 		 */
1989 		value = field->logical_maximum - value;
1990 		break;
1991 	case HID_DG_INRANGE:
1992 		wacom_wac->hid_data.inrange_state = value;
1993 		if (!(features->quirks & WACOM_QUIRK_SENSE))
1994 			wacom_wac->hid_data.sense_state = value;
1995 		return;
1996 	case HID_DG_BATTERYSTRENGTH:
1997 		wacom_wac->hid_data.battery_capacity = value;
1998 		wacom_wac->hid_data.bat_connected = 1;
1999 		break;
2000 	case HID_DG_INVERT:
2001 		wacom_wac->hid_data.invert_state = value;
2002 		return;
2003 	case HID_DG_ERASER:
2004 	case HID_DG_TIPSWITCH:
2005 		wacom_wac->hid_data.tipswitch |= value;
2006 		return;
2007 	case HID_DG_TOOLSERIALNUMBER:
2008 		wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2009 		wacom_wac->serial[0] |= value;
2010 		return;
2011 	case WACOM_HID_WD_SENSE:
2012 		wacom_wac->hid_data.sense_state = value;
2013 		return;
2014 	case WACOM_HID_WD_SERIALHI:
2015 		wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2016 		wacom_wac->serial[0] |= ((__u64)value) << 32;
2017 		/*
2018 		 * Non-USI EMR devices may contain additional tool type
2019 		 * information here. See WACOM_HID_WD_TOOLTYPE case for
2020 		 * more details.
2021 		 */
2022 		if (value >> 20 == 1) {
2023 			wacom_wac->id[0] |= value & 0xFFFFF;
2024 		}
2025 		return;
2026 	case WACOM_HID_WD_TOOLTYPE:
2027 		/*
2028 		 * Some devices (MobileStudio Pro, and possibly later
2029 		 * devices as well) do not return the complete tool
2030 		 * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2031 		 * bitwise OR so the complete value can be built
2032 		 * up over time :(
2033 		 */
2034 		wacom_wac->id[0] |= value;
2035 		return;
2036 	case WACOM_HID_WD_OFFSETLEFT:
2037 		if (features->offset_left && value != features->offset_left)
2038 			hid_warn(hdev, "%s: overriding exising left offset "
2039 				 "%d -> %d\n", __func__, value,
2040 				 features->offset_left);
2041 		features->offset_left = value;
2042 		return;
2043 	case WACOM_HID_WD_OFFSETRIGHT:
2044 		if (features->offset_right && value != features->offset_right)
2045 			hid_warn(hdev, "%s: overriding exising right offset "
2046 				 "%d -> %d\n", __func__, value,
2047 				 features->offset_right);
2048 		features->offset_right = value;
2049 		return;
2050 	case WACOM_HID_WD_OFFSETTOP:
2051 		if (features->offset_top && value != features->offset_top)
2052 			hid_warn(hdev, "%s: overriding exising top offset "
2053 				 "%d -> %d\n", __func__, value,
2054 				 features->offset_top);
2055 		features->offset_top = value;
2056 		return;
2057 	case WACOM_HID_WD_OFFSETBOTTOM:
2058 		if (features->offset_bottom && value != features->offset_bottom)
2059 			hid_warn(hdev, "%s: overriding exising bottom offset "
2060 				 "%d -> %d\n", __func__, value,
2061 				 features->offset_bottom);
2062 		features->offset_bottom = value;
2063 		return;
2064 	}
2065 
2066 	/* send pen events only when touch is up or forced out
2067 	 * or touch arbitration is off
2068 	 */
2069 	if (!usage->type || delay_pen_events(wacom_wac))
2070 		return;
2071 
2072 	/* send pen events only when the pen is in/entering/leaving proximity */
2073 	if (!wacom_wac->hid_data.inrange_state && !wacom_wac->tool[0])
2074 		return;
2075 
2076 	input_event(input, usage->type, usage->code, value);
2077 }
2078 
2079 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2080 		struct hid_report *report)
2081 {
2082 	return;
2083 }
2084 
2085 static void wacom_wac_pen_report(struct hid_device *hdev,
2086 		struct hid_report *report)
2087 {
2088 	struct wacom *wacom = hid_get_drvdata(hdev);
2089 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2090 	struct input_dev *input = wacom_wac->pen_input;
2091 	bool prox = wacom_wac->hid_data.inrange_state;
2092 	bool range = wacom_wac->hid_data.sense_state;
2093 
2094 	if (!wacom_wac->tool[0] && prox) { /* first in prox */
2095 		/* Going into proximity select tool */
2096 		if (wacom_wac->hid_data.invert_state)
2097 			wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2098 		else if (wacom_wac->id[0])
2099 			wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2100 		else
2101 			wacom_wac->tool[0] = BTN_TOOL_PEN;
2102 	}
2103 
2104 	/* keep pen state for touch events */
2105 	wacom_wac->shared->stylus_in_proximity = range;
2106 
2107 	if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2108 		int id = wacom_wac->id[0];
2109 
2110 		/*
2111 		 * Non-USI EMR tools should have their IDs mangled to
2112 		 * match the legacy behavior of wacom_intuos_general
2113 		 */
2114 		if (wacom_wac->serial[0] >> 52 == 1)
2115 			id = wacom_intuos_id_mangle(id);
2116 
2117 		/*
2118 		 * To ensure compatibility with xf86-input-wacom, we should
2119 		 * report the BTN_TOOL_* event prior to the ABS_MISC or
2120 		 * MSC_SERIAL events.
2121 		 */
2122 		input_report_key(input, BTN_TOUCH,
2123 				wacom_wac->hid_data.tipswitch);
2124 		input_report_key(input, wacom_wac->tool[0], prox);
2125 		if (wacom_wac->serial[0]) {
2126 			input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]);
2127 			input_report_abs(input, ABS_MISC, id);
2128 		}
2129 
2130 		wacom_wac->hid_data.tipswitch = false;
2131 
2132 		input_sync(input);
2133 	}
2134 
2135 	if (!prox) {
2136 		wacom_wac->tool[0] = 0;
2137 		wacom_wac->id[0] = 0;
2138 	}
2139 }
2140 
2141 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2142 		struct hid_field *field, struct hid_usage *usage)
2143 {
2144 	struct wacom *wacom = hid_get_drvdata(hdev);
2145 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2146 	struct input_dev *input = wacom_wac->touch_input;
2147 	unsigned touch_max = wacom_wac->features.touch_max;
2148 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2149 
2150 	switch (equivalent_usage) {
2151 	case HID_GD_X:
2152 		if (touch_max == 1)
2153 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2154 		else
2155 			wacom_map_usage(input, usage, field, EV_ABS,
2156 					ABS_MT_POSITION_X, 4);
2157 		break;
2158 	case HID_GD_Y:
2159 		if (touch_max == 1)
2160 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2161 		else
2162 			wacom_map_usage(input, usage, field, EV_ABS,
2163 					ABS_MT_POSITION_Y, 4);
2164 		break;
2165 	case HID_DG_WIDTH:
2166 	case HID_DG_HEIGHT:
2167 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2168 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2169 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2170 		break;
2171 	case HID_DG_TIPSWITCH:
2172 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2173 		break;
2174 	case HID_DG_CONTACTCOUNT:
2175 		wacom_wac->hid_data.cc_report = field->report->id;
2176 		wacom_wac->hid_data.cc_index = field->index;
2177 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
2178 		break;
2179 	}
2180 }
2181 
2182 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2183 		struct input_dev *input)
2184 {
2185 	struct hid_data *hid_data = &wacom_wac->hid_data;
2186 	bool mt = wacom_wac->features.touch_max > 1;
2187 	bool prox = hid_data->tipswitch &&
2188 		    report_touch_events(wacom_wac);
2189 
2190 	wacom_wac->hid_data.num_received++;
2191 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2192 		return;
2193 
2194 	if (mt) {
2195 		int slot;
2196 
2197 		slot = input_mt_get_slot_by_key(input, hid_data->id);
2198 		input_mt_slot(input, slot);
2199 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2200 	}
2201 	else {
2202 		input_report_key(input, BTN_TOUCH, prox);
2203 	}
2204 
2205 	if (prox) {
2206 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2207 				 hid_data->x);
2208 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2209 				 hid_data->y);
2210 
2211 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2212 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2213 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2214 			if (hid_data->width != hid_data->height)
2215 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2216 		}
2217 	}
2218 }
2219 
2220 static void wacom_wac_finger_event(struct hid_device *hdev,
2221 		struct hid_field *field, struct hid_usage *usage, __s32 value)
2222 {
2223 	struct wacom *wacom = hid_get_drvdata(hdev);
2224 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2225 	unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2226 
2227 	switch (equivalent_usage) {
2228 	case HID_GD_X:
2229 		wacom_wac->hid_data.x = value;
2230 		break;
2231 	case HID_GD_Y:
2232 		wacom_wac->hid_data.y = value;
2233 		break;
2234 	case HID_DG_WIDTH:
2235 		wacom_wac->hid_data.width = value;
2236 		break;
2237 	case HID_DG_HEIGHT:
2238 		wacom_wac->hid_data.height = value;
2239 		break;
2240 	case HID_DG_CONTACTID:
2241 		wacom_wac->hid_data.id = value;
2242 		break;
2243 	case HID_DG_TIPSWITCH:
2244 		wacom_wac->hid_data.tipswitch = value;
2245 		break;
2246 	}
2247 
2248 
2249 	if (usage->usage_index + 1 == field->report_count) {
2250 		if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2251 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2252 	}
2253 }
2254 
2255 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2256 		struct hid_report *report)
2257 {
2258 	struct wacom *wacom = hid_get_drvdata(hdev);
2259 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2260 	struct hid_data* hid_data = &wacom_wac->hid_data;
2261 	int i;
2262 
2263 	for (i = 0; i < report->maxfield; i++) {
2264 		struct hid_field *field = report->field[i];
2265 		int j;
2266 
2267 		for (j = 0; j < field->maxusage; j++) {
2268 			struct hid_usage *usage = &field->usage[j];
2269 			unsigned int equivalent_usage =
2270 				wacom_equivalent_usage(usage->hid);
2271 
2272 			switch (equivalent_usage) {
2273 			case HID_GD_X:
2274 			case HID_GD_Y:
2275 			case HID_DG_WIDTH:
2276 			case HID_DG_HEIGHT:
2277 			case HID_DG_CONTACTID:
2278 			case HID_DG_INRANGE:
2279 			case HID_DG_INVERT:
2280 			case HID_DG_TIPSWITCH:
2281 				hid_data->last_slot_field = equivalent_usage;
2282 				break;
2283 			case HID_DG_CONTACTCOUNT:
2284 				hid_data->cc_report = report->id;
2285 				hid_data->cc_index = i;
2286 				hid_data->cc_value_index = j;
2287 				break;
2288 			}
2289 		}
2290 	}
2291 
2292 	if (hid_data->cc_report != 0 &&
2293 	    hid_data->cc_index >= 0) {
2294 		struct hid_field *field = report->field[hid_data->cc_index];
2295 		int value = field->value[hid_data->cc_value_index];
2296 		if (value)
2297 			hid_data->num_expected = value;
2298 	}
2299 	else {
2300 		hid_data->num_expected = wacom_wac->features.touch_max;
2301 	}
2302 }
2303 
2304 static void wacom_wac_finger_report(struct hid_device *hdev,
2305 		struct hid_report *report)
2306 {
2307 	struct wacom *wacom = hid_get_drvdata(hdev);
2308 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2309 	struct input_dev *input = wacom_wac->touch_input;
2310 	unsigned touch_max = wacom_wac->features.touch_max;
2311 
2312 	/* If more packets of data are expected, give us a chance to
2313 	 * process them rather than immediately syncing a partial
2314 	 * update.
2315 	 */
2316 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2317 		return;
2318 
2319 	if (touch_max > 1)
2320 		input_mt_sync_frame(input);
2321 
2322 	input_sync(input);
2323 	wacom_wac->hid_data.num_received = 0;
2324 
2325 	/* keep touch state for pen event */
2326 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2327 }
2328 
2329 void wacom_wac_usage_mapping(struct hid_device *hdev,
2330 		struct hid_field *field, struct hid_usage *usage)
2331 {
2332 	struct wacom *wacom = hid_get_drvdata(hdev);
2333 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2334 	struct wacom_features *features = &wacom_wac->features;
2335 
2336 	if (WACOM_DIRECT_DEVICE(field))
2337 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2338 
2339 	if (WACOM_PAD_FIELD(field))
2340 		wacom_wac_pad_usage_mapping(hdev, field, usage);
2341 	else if (WACOM_PEN_FIELD(field))
2342 		wacom_wac_pen_usage_mapping(hdev, field, usage);
2343 	else if (WACOM_FINGER_FIELD(field))
2344 		wacom_wac_finger_usage_mapping(hdev, field, usage);
2345 }
2346 
2347 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2348 		struct hid_usage *usage, __s32 value)
2349 {
2350 	struct wacom *wacom = hid_get_drvdata(hdev);
2351 
2352 	if (wacom->wacom_wac.features.type != HID_GENERIC)
2353 		return;
2354 
2355 	if (value > field->logical_maximum || value < field->logical_minimum)
2356 		return;
2357 
2358 	if (WACOM_PAD_FIELD(field)) {
2359 		wacom_wac_pad_battery_event(hdev, field, usage, value);
2360 		if (wacom->wacom_wac.pad_input)
2361 			wacom_wac_pad_event(hdev, field, usage, value);
2362 	} else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2363 		wacom_wac_pen_event(hdev, field, usage, value);
2364 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2365 		wacom_wac_finger_event(hdev, field, usage, value);
2366 }
2367 
2368 static void wacom_report_events(struct hid_device *hdev, struct hid_report *report)
2369 {
2370 	int r;
2371 
2372 	for (r = 0; r < report->maxfield; r++) {
2373 		struct hid_field *field;
2374 		unsigned count, n;
2375 
2376 		field = report->field[r];
2377 		count = field->report_count;
2378 
2379 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2380 			continue;
2381 
2382 		for (n = 0; n < count; n++)
2383 			wacom_wac_event(hdev, field, &field->usage[n], field->value[n]);
2384 	}
2385 }
2386 
2387 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2388 {
2389 	struct wacom *wacom = hid_get_drvdata(hdev);
2390 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2391 	struct hid_field *field = report->field[0];
2392 
2393 	if (wacom_wac->features.type != HID_GENERIC)
2394 		return;
2395 
2396 	if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2397 		wacom_wac_pad_pre_report(hdev, report);
2398 	else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2399 		wacom_wac_pen_pre_report(hdev, report);
2400 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2401 		wacom_wac_finger_pre_report(hdev, report);
2402 
2403 	wacom_report_events(hdev, report);
2404 
2405 	/*
2406 	 * Non-input reports may be sent prior to the device being
2407 	 * completely initialized. Since only their events need
2408 	 * to be processed, exit after 'wacom_report_events' has
2409 	 * been called to prevent potential crashes in the report-
2410 	 * processing functions.
2411 	 */
2412 	if (report->type != HID_INPUT_REPORT)
2413 		return;
2414 
2415 	if (WACOM_PAD_FIELD(field)) {
2416 		wacom_wac_pad_battery_report(hdev, report);
2417 		if (wacom->wacom_wac.pad_input)
2418 			wacom_wac_pad_report(hdev, report);
2419 	} else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2420 		wacom_wac_pen_report(hdev, report);
2421 	else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2422 		wacom_wac_finger_report(hdev, report);
2423 }
2424 
2425 static int wacom_bpt_touch(struct wacom_wac *wacom)
2426 {
2427 	struct wacom_features *features = &wacom->features;
2428 	struct input_dev *input = wacom->touch_input;
2429 	struct input_dev *pad_input = wacom->pad_input;
2430 	unsigned char *data = wacom->data;
2431 	int i;
2432 
2433 	if (data[0] != 0x02)
2434 	    return 0;
2435 
2436 	for (i = 0; i < 2; i++) {
2437 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
2438 		bool touch = report_touch_events(wacom)
2439 			   && (data[offset + 3] & 0x80);
2440 
2441 		input_mt_slot(input, i);
2442 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2443 		if (touch) {
2444 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
2445 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
2446 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
2447 				x <<= 5;
2448 				y <<= 5;
2449 			}
2450 			input_report_abs(input, ABS_MT_POSITION_X, x);
2451 			input_report_abs(input, ABS_MT_POSITION_Y, y);
2452 		}
2453 	}
2454 
2455 	input_mt_sync_frame(input);
2456 
2457 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
2458 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
2459 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
2460 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
2461 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2462 
2463 	return 1;
2464 }
2465 
2466 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
2467 {
2468 	struct wacom_features *features = &wacom->features;
2469 	struct input_dev *input = wacom->touch_input;
2470 	bool touch = data[1] & 0x80;
2471 	int slot = input_mt_get_slot_by_key(input, data[0]);
2472 
2473 	if (slot < 0)
2474 		return;
2475 
2476 	touch = touch && report_touch_events(wacom);
2477 
2478 	input_mt_slot(input, slot);
2479 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2480 
2481 	if (touch) {
2482 		int x = (data[2] << 4) | (data[4] >> 4);
2483 		int y = (data[3] << 4) | (data[4] & 0x0f);
2484 		int width, height;
2485 
2486 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
2487 			width  = data[5] * 100;
2488 			height = data[6] * 100;
2489 		} else {
2490 			/*
2491 			 * "a" is a scaled-down area which we assume is
2492 			 * roughly circular and which can be described as:
2493 			 * a=(pi*r^2)/C.
2494 			 */
2495 			int a = data[5];
2496 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
2497 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
2498 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
2499 			height = width * y_res / x_res;
2500 		}
2501 
2502 		input_report_abs(input, ABS_MT_POSITION_X, x);
2503 		input_report_abs(input, ABS_MT_POSITION_Y, y);
2504 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
2505 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
2506 	}
2507 }
2508 
2509 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
2510 {
2511 	struct input_dev *input = wacom->pad_input;
2512 	struct wacom_features *features = &wacom->features;
2513 
2514 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
2515 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
2516 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
2517 	} else {
2518 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
2519 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
2520 	}
2521 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
2522 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
2523 }
2524 
2525 static int wacom_bpt3_touch(struct wacom_wac *wacom)
2526 {
2527 	unsigned char *data = wacom->data;
2528 	int count = data[1] & 0x07;
2529 	int  touch_changed = 0, i;
2530 
2531 	if (data[0] != 0x02)
2532 	    return 0;
2533 
2534 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
2535 	for (i = 0; i < count; i++) {
2536 		int offset = (8 * i) + 2;
2537 		int msg_id = data[offset];
2538 
2539 		if (msg_id >= 2 && msg_id <= 17) {
2540 			wacom_bpt3_touch_msg(wacom, data + offset);
2541 			touch_changed++;
2542 		} else if (msg_id == 128)
2543 			wacom_bpt3_button_msg(wacom, data + offset);
2544 
2545 	}
2546 
2547 	/* only update touch if we actually have a touchpad and touch data changed */
2548 	if (wacom->touch_input && touch_changed) {
2549 		input_mt_sync_frame(wacom->touch_input);
2550 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2551 	}
2552 
2553 	return 1;
2554 }
2555 
2556 static int wacom_bpt_pen(struct wacom_wac *wacom)
2557 {
2558 	struct wacom_features *features = &wacom->features;
2559 	struct input_dev *input = wacom->pen_input;
2560 	unsigned char *data = wacom->data;
2561 	int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0;
2562 
2563 	if (data[0] != WACOM_REPORT_PENABLED)
2564 	    return 0;
2565 
2566 	prox = (data[1] & 0x20) == 0x20;
2567 
2568 	/*
2569 	 * All reports shared between PEN and RUBBER tool must be
2570 	 * forced to a known starting value (zero) when transitioning to
2571 	 * out-of-prox.
2572 	 *
2573 	 * If not reset then, to userspace, it will look like lost events
2574 	 * if new tool comes in-prox with same values as previous tool sent.
2575 	 *
2576 	 * Hardware does report zero in most out-of-prox cases but not all.
2577 	 */
2578 	if (!wacom->shared->stylus_in_proximity) {
2579 		if (data[1] & 0x08) {
2580 			wacom->tool[0] = BTN_TOOL_RUBBER;
2581 			wacom->id[0] = ERASER_DEVICE_ID;
2582 		} else {
2583 			wacom->tool[0] = BTN_TOOL_PEN;
2584 			wacom->id[0] = STYLUS_DEVICE_ID;
2585 		}
2586 	}
2587 
2588 	wacom->shared->stylus_in_proximity = prox;
2589 	if (delay_pen_events(wacom))
2590 		return 0;
2591 
2592 	if (prox) {
2593 		x = le16_to_cpup((__le16 *)&data[2]);
2594 		y = le16_to_cpup((__le16 *)&data[4]);
2595 		p = le16_to_cpup((__le16 *)&data[6]);
2596 		/*
2597 		 * Convert distance from out prox to distance from tablet.
2598 		 * distance will be greater than distance_max once
2599 		 * touching and applying pressure; do not report negative
2600 		 * distance.
2601 		 */
2602 		if (data[8] <= features->distance_max)
2603 			d = features->distance_max - data[8];
2604 
2605 		pen = data[1] & 0x01;
2606 		btn1 = data[1] & 0x02;
2607 		btn2 = data[1] & 0x04;
2608 	} else {
2609 		wacom->id[0] = 0;
2610 	}
2611 
2612 	input_report_key(input, BTN_TOUCH, pen);
2613 	input_report_key(input, BTN_STYLUS, btn1);
2614 	input_report_key(input, BTN_STYLUS2, btn2);
2615 
2616 	input_report_abs(input, ABS_X, x);
2617 	input_report_abs(input, ABS_Y, y);
2618 	input_report_abs(input, ABS_PRESSURE, p);
2619 	input_report_abs(input, ABS_DISTANCE, d);
2620 
2621 	input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */
2622 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
2623 
2624 	return 1;
2625 }
2626 
2627 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
2628 {
2629 	struct wacom_features *features = &wacom->features;
2630 
2631 	if ((features->type == INTUOSHT2) &&
2632 	    (features->device_type & WACOM_DEVICETYPE_PEN))
2633 		return wacom_intuos_irq(wacom);
2634 	else if (len == WACOM_PKGLEN_BBTOUCH)
2635 		return wacom_bpt_touch(wacom);
2636 	else if (len == WACOM_PKGLEN_BBTOUCH3)
2637 		return wacom_bpt3_touch(wacom);
2638 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
2639 		return wacom_bpt_pen(wacom);
2640 
2641 	return 0;
2642 }
2643 
2644 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
2645 		unsigned char *data)
2646 {
2647 	unsigned char prefix;
2648 
2649 	/*
2650 	 * We need to reroute the event from the debug interface to the
2651 	 * pen interface.
2652 	 * We need to add the report ID to the actual pen report, so we
2653 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
2654 	 * and memcpy the report.
2655 	 */
2656 	prefix = data[0];
2657 	data[0] = WACOM_REPORT_BPAD_PEN;
2658 
2659 	/*
2660 	 * actually reroute the event.
2661 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
2662 	 * will check for us.
2663 	 */
2664 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
2665 			 WACOM_PKGLEN_PENABLED, 1);
2666 
2667 	data[0] = prefix;
2668 }
2669 
2670 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
2671 		unsigned char *data)
2672 {
2673 	struct input_dev *input = wacom->touch_input;
2674 	unsigned char *finger_data, prefix;
2675 	unsigned id;
2676 	int x, y;
2677 	bool valid;
2678 
2679 	prefix = data[0];
2680 
2681 	for (id = 0; id < wacom->features.touch_max; id++) {
2682 		valid = !!(prefix & BIT(id)) &&
2683 			report_touch_events(wacom);
2684 
2685 		input_mt_slot(input, id);
2686 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
2687 
2688 		if (!valid)
2689 			continue;
2690 
2691 		finger_data = data + 1 + id * 3;
2692 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
2693 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
2694 
2695 		input_report_abs(input, ABS_MT_POSITION_X, x);
2696 		input_report_abs(input, ABS_MT_POSITION_Y, y);
2697 	}
2698 
2699 	input_mt_sync_frame(input);
2700 
2701 	input_report_key(input, BTN_LEFT, prefix & 0x40);
2702 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
2703 
2704 	/* keep touch state for pen event */
2705 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
2706 
2707 	return 1;
2708 }
2709 
2710 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
2711 {
2712 	unsigned char *data = wacom->data;
2713 
2714 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
2715 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
2716 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
2717 		return 0;
2718 
2719 	if (data[1] & 0x01)
2720 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
2721 
2722 	if (data[1] & 0x02)
2723 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
2724 
2725 	return 0;
2726 }
2727 
2728 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
2729 {
2730 	unsigned char *data = wacom->data;
2731 	int connected;
2732 
2733 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
2734 		return 0;
2735 
2736 	connected = data[1] & 0x01;
2737 	if (connected) {
2738 		int pid, battery, charging;
2739 
2740 		if ((wacom->shared->type == INTUOSHT ||
2741 		    wacom->shared->type == INTUOSHT2) &&
2742 		    wacom->shared->touch_input &&
2743 		    wacom->shared->touch_max) {
2744 			input_report_switch(wacom->shared->touch_input,
2745 					SW_MUTE_DEVICE, data[5] & 0x40);
2746 			input_sync(wacom->shared->touch_input);
2747 		}
2748 
2749 		pid = get_unaligned_be16(&data[6]);
2750 		battery = (data[5] & 0x3f) * 100 / 31;
2751 		charging = !!(data[5] & 0x80);
2752 		if (wacom->pid != pid) {
2753 			wacom->pid = pid;
2754 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2755 		}
2756 
2757 		wacom_notify_battery(wacom, battery, charging, 1, 0);
2758 
2759 	} else if (wacom->pid != 0) {
2760 		/* disconnected while previously connected */
2761 		wacom->pid = 0;
2762 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2763 		wacom_notify_battery(wacom, 0, 0, 0, 0);
2764 	}
2765 
2766 	return 0;
2767 }
2768 
2769 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
2770 {
2771 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
2772 	struct wacom_features *features = &wacom_wac->features;
2773 	unsigned char *data = wacom_wac->data;
2774 
2775 	if (data[0] != WACOM_REPORT_USB)
2776 		return 0;
2777 
2778 	if ((features->type == INTUOSHT ||
2779 	    features->type == INTUOSHT2) &&
2780 	    wacom_wac->shared->touch_input &&
2781 	    features->touch_max) {
2782 		input_report_switch(wacom_wac->shared->touch_input,
2783 				    SW_MUTE_DEVICE, data[8] & 0x40);
2784 		input_sync(wacom_wac->shared->touch_input);
2785 	}
2786 
2787 	if (data[9] & 0x02) { /* wireless module is attached */
2788 		int battery = (data[8] & 0x3f) * 100 / 31;
2789 		bool charging = !!(data[8] & 0x80);
2790 
2791 		wacom_notify_battery(wacom_wac, battery, charging,
2792 				     battery || charging, 1);
2793 
2794 		if (!wacom->battery.battery &&
2795 		    !(features->quirks & WACOM_QUIRK_BATTERY)) {
2796 			features->quirks |= WACOM_QUIRK_BATTERY;
2797 			wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2798 		}
2799 	}
2800 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
2801 		 wacom->battery.battery) {
2802 		features->quirks &= ~WACOM_QUIRK_BATTERY;
2803 		wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2804 		wacom_notify_battery(wacom_wac, 0, 0, 0, 0);
2805 	}
2806 	return 0;
2807 }
2808 
2809 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
2810 {
2811 	bool sync;
2812 
2813 	switch (wacom_wac->features.type) {
2814 	case PENPARTNER:
2815 		sync = wacom_penpartner_irq(wacom_wac);
2816 		break;
2817 
2818 	case PL:
2819 		sync = wacom_pl_irq(wacom_wac);
2820 		break;
2821 
2822 	case WACOM_G4:
2823 	case GRAPHIRE:
2824 	case GRAPHIRE_BT:
2825 	case WACOM_MO:
2826 		sync = wacom_graphire_irq(wacom_wac);
2827 		break;
2828 
2829 	case PTU:
2830 		sync = wacom_ptu_irq(wacom_wac);
2831 		break;
2832 
2833 	case DTU:
2834 		sync = wacom_dtu_irq(wacom_wac);
2835 		break;
2836 
2837 	case DTUS:
2838 	case DTUSX:
2839 		sync = wacom_dtus_irq(wacom_wac);
2840 		break;
2841 
2842 	case INTUOS:
2843 	case INTUOS3S:
2844 	case INTUOS3:
2845 	case INTUOS3L:
2846 	case INTUOS4S:
2847 	case INTUOS4:
2848 	case INTUOS4L:
2849 	case CINTIQ:
2850 	case WACOM_BEE:
2851 	case WACOM_13HD:
2852 	case WACOM_21UX2:
2853 	case WACOM_22HD:
2854 	case WACOM_24HD:
2855 	case WACOM_27QHD:
2856 	case DTK:
2857 	case CINTIQ_HYBRID:
2858 	case CINTIQ_COMPANION_2:
2859 		sync = wacom_intuos_irq(wacom_wac);
2860 		break;
2861 
2862 	case INTUOS4WL:
2863 		sync = wacom_intuos_bt_irq(wacom_wac, len);
2864 		break;
2865 
2866 	case WACOM_24HDT:
2867 	case WACOM_27QHDT:
2868 		sync = wacom_24hdt_irq(wacom_wac);
2869 		break;
2870 
2871 	case INTUOS5S:
2872 	case INTUOS5:
2873 	case INTUOS5L:
2874 	case INTUOSPS:
2875 	case INTUOSPM:
2876 	case INTUOSPL:
2877 		if (len == WACOM_PKGLEN_BBTOUCH3)
2878 			sync = wacom_bpt3_touch(wacom_wac);
2879 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
2880 			sync = wacom_status_irq(wacom_wac, len);
2881 		else
2882 			sync = wacom_intuos_irq(wacom_wac);
2883 		break;
2884 
2885 	case INTUOSP2_BT:
2886 		sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
2887 		break;
2888 
2889 	case TABLETPC:
2890 	case TABLETPCE:
2891 	case TABLETPC2FG:
2892 	case MTSCREEN:
2893 	case MTTPC:
2894 	case MTTPC_B:
2895 		sync = wacom_tpc_irq(wacom_wac, len);
2896 		break;
2897 
2898 	case BAMBOO_PT:
2899 	case BAMBOO_PEN:
2900 	case BAMBOO_TOUCH:
2901 	case INTUOSHT:
2902 	case INTUOSHT2:
2903 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
2904 			sync = wacom_status_irq(wacom_wac, len);
2905 		else
2906 			sync = wacom_bpt_irq(wacom_wac, len);
2907 		break;
2908 
2909 	case BAMBOO_PAD:
2910 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
2911 		break;
2912 
2913 	case WIRELESS:
2914 		sync = wacom_wireless_irq(wacom_wac, len);
2915 		break;
2916 
2917 	case REMOTE:
2918 		sync = false;
2919 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
2920 			wacom_remote_status_irq(wacom_wac, len);
2921 		else
2922 			sync = wacom_remote_irq(wacom_wac, len);
2923 		break;
2924 
2925 	default:
2926 		sync = false;
2927 		break;
2928 	}
2929 
2930 	if (sync) {
2931 		if (wacom_wac->pen_input)
2932 			input_sync(wacom_wac->pen_input);
2933 		if (wacom_wac->touch_input)
2934 			input_sync(wacom_wac->touch_input);
2935 		if (wacom_wac->pad_input)
2936 			input_sync(wacom_wac->pad_input);
2937 	}
2938 }
2939 
2940 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
2941 {
2942 	struct input_dev *input_dev = wacom_wac->pen_input;
2943 
2944 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
2945 
2946 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
2947 	__set_bit(BTN_STYLUS, input_dev->keybit);
2948 	__set_bit(BTN_STYLUS2, input_dev->keybit);
2949 
2950 	input_set_abs_params(input_dev, ABS_DISTANCE,
2951 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
2952 }
2953 
2954 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
2955 {
2956 	struct input_dev *input_dev = wacom_wac->pen_input;
2957 	struct wacom_features *features = &wacom_wac->features;
2958 
2959 	wacom_setup_basic_pro_pen(wacom_wac);
2960 
2961 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
2962 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
2963 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
2964 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
2965 
2966 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
2967 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
2968 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
2969 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
2970 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
2971 }
2972 
2973 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
2974 {
2975 	struct input_dev *input_dev = wacom_wac->pen_input;
2976 
2977 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
2978 
2979 	wacom_setup_cintiq(wacom_wac);
2980 
2981 	__set_bit(BTN_LEFT, input_dev->keybit);
2982 	__set_bit(BTN_RIGHT, input_dev->keybit);
2983 	__set_bit(BTN_MIDDLE, input_dev->keybit);
2984 	__set_bit(BTN_SIDE, input_dev->keybit);
2985 	__set_bit(BTN_EXTRA, input_dev->keybit);
2986 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
2987 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
2988 
2989 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
2990 	input_abs_set_res(input_dev, ABS_RZ, 287);
2991 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
2992 }
2993 
2994 void wacom_setup_device_quirks(struct wacom *wacom)
2995 {
2996 	struct wacom_features *features = &wacom->wacom_wac.features;
2997 
2998 	/* The pen and pad share the same interface on most devices */
2999 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3000 	    features->type == DTUS ||
3001 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3002 		if (features->device_type & WACOM_DEVICETYPE_PEN)
3003 			features->device_type |= WACOM_DEVICETYPE_PAD;
3004 	}
3005 
3006 	/* touch device found but size is not defined. use default */
3007 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3008 		features->x_max = 1023;
3009 		features->y_max = 1023;
3010 	}
3011 
3012 	/*
3013 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3014 	 * touch interface in its HID descriptor. If this is the touch
3015 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3016 	 * tablet values.
3017 	 */
3018 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3019 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3020 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3021 			if (features->touch_max)
3022 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
3023 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3024 				features->device_type |= WACOM_DEVICETYPE_PAD;
3025 
3026 			features->x_max = 4096;
3027 			features->y_max = 4096;
3028 		}
3029 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3030 			features->device_type |= WACOM_DEVICETYPE_PAD;
3031 		}
3032 	}
3033 
3034 	/*
3035 	 * Hack for the Bamboo One:
3036 	 * the device presents a PAD/Touch interface as most Bamboos and even
3037 	 * sends ghosts PAD data on it. However, later, we must disable this
3038 	 * ghost interface, and we can not detect it unless we set it here
3039 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3040 	 */
3041 	if (features->type == BAMBOO_PEN &&
3042 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3043 		features->device_type |= WACOM_DEVICETYPE_PAD;
3044 
3045 	/*
3046 	 * Raw Wacom-mode pen and touch events both come from interface
3047 	 * 0, whose HID descriptor has an application usage of 0xFF0D
3048 	 * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3049 	 * out through the HID_GENERIC device created for interface 1,
3050 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3051 	 */
3052 	if (features->type == BAMBOO_PAD)
3053 		features->device_type = WACOM_DEVICETYPE_TOUCH;
3054 
3055 	if (features->type == REMOTE)
3056 		features->device_type = WACOM_DEVICETYPE_PAD;
3057 
3058 	if (features->type == INTUOSP2_BT) {
3059 		features->device_type |= WACOM_DEVICETYPE_PEN |
3060 					 WACOM_DEVICETYPE_PAD |
3061 					 WACOM_DEVICETYPE_TOUCH;
3062 		features->quirks |= WACOM_QUIRK_BATTERY;
3063 	}
3064 
3065 	switch (features->type) {
3066 	case PL:
3067 	case DTU:
3068 	case DTUS:
3069 	case DTUSX:
3070 	case WACOM_21UX2:
3071 	case WACOM_22HD:
3072 	case DTK:
3073 	case WACOM_24HD:
3074 	case WACOM_27QHD:
3075 	case CINTIQ_HYBRID:
3076 	case CINTIQ_COMPANION_2:
3077 	case CINTIQ:
3078 	case WACOM_BEE:
3079 	case WACOM_13HD:
3080 	case WACOM_24HDT:
3081 	case WACOM_27QHDT:
3082 	case TABLETPC:
3083 	case TABLETPCE:
3084 	case TABLETPC2FG:
3085 	case MTSCREEN:
3086 	case MTTPC:
3087 	case MTTPC_B:
3088 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
3089 		break;
3090 	}
3091 
3092 	if (wacom->hdev->bus == BUS_BLUETOOTH)
3093 		features->quirks |= WACOM_QUIRK_BATTERY;
3094 
3095 	/* quirk for bamboo touch with 2 low res touches */
3096 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3097 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3098 		features->x_max <<= 5;
3099 		features->y_max <<= 5;
3100 		features->x_fuzz <<= 5;
3101 		features->y_fuzz <<= 5;
3102 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3103 	}
3104 
3105 	if (features->type == WIRELESS) {
3106 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3107 			features->quirks |= WACOM_QUIRK_BATTERY;
3108 		}
3109 	}
3110 
3111 	if (features->type == REMOTE)
3112 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3113 }
3114 
3115 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3116 				   struct wacom_wac *wacom_wac)
3117 {
3118 	struct wacom_features *features = &wacom_wac->features;
3119 
3120 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3121 
3122 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3123 		return -ENODEV;
3124 
3125 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3126 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3127 	else
3128 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3129 
3130 	if (features->type == HID_GENERIC)
3131 		/* setup has already been done */
3132 		return 0;
3133 
3134 	__set_bit(BTN_TOUCH, input_dev->keybit);
3135 	__set_bit(ABS_MISC, input_dev->absbit);
3136 
3137 	input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3138 			     features->x_max - features->offset_right,
3139 			     features->x_fuzz, 0);
3140 	input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3141 			     features->y_max - features->offset_bottom,
3142 			     features->y_fuzz, 0);
3143 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3144 		features->pressure_max, features->pressure_fuzz, 0);
3145 
3146 	/* penabled devices have fixed resolution for each model */
3147 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3148 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3149 
3150 	switch (features->type) {
3151 	case GRAPHIRE_BT:
3152 		__clear_bit(ABS_MISC, input_dev->absbit);
3153 
3154 	case WACOM_MO:
3155 	case WACOM_G4:
3156 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3157 					      features->distance_max,
3158 					      features->distance_fuzz, 0);
3159 		/* fall through */
3160 
3161 	case GRAPHIRE:
3162 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3163 
3164 		__set_bit(BTN_LEFT, input_dev->keybit);
3165 		__set_bit(BTN_RIGHT, input_dev->keybit);
3166 		__set_bit(BTN_MIDDLE, input_dev->keybit);
3167 
3168 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3169 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3170 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3171 		__set_bit(BTN_STYLUS, input_dev->keybit);
3172 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3173 		break;
3174 
3175 	case WACOM_27QHD:
3176 	case WACOM_24HD:
3177 	case DTK:
3178 	case WACOM_22HD:
3179 	case WACOM_21UX2:
3180 	case WACOM_BEE:
3181 	case CINTIQ:
3182 	case WACOM_13HD:
3183 	case CINTIQ_HYBRID:
3184 	case CINTIQ_COMPANION_2:
3185 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3186 		input_abs_set_res(input_dev, ABS_Z, 287);
3187 		wacom_setup_cintiq(wacom_wac);
3188 		break;
3189 
3190 	case INTUOS3:
3191 	case INTUOS3L:
3192 	case INTUOS3S:
3193 	case INTUOS4:
3194 	case INTUOS4WL:
3195 	case INTUOS4L:
3196 	case INTUOS4S:
3197 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3198 		input_abs_set_res(input_dev, ABS_Z, 287);
3199 		/* fall through */
3200 
3201 	case INTUOS:
3202 		wacom_setup_intuos(wacom_wac);
3203 		break;
3204 
3205 	case INTUOS5:
3206 	case INTUOS5L:
3207 	case INTUOSPM:
3208 	case INTUOSPL:
3209 	case INTUOS5S:
3210 	case INTUOSPS:
3211 	case INTUOSP2_BT:
3212 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3213 				      features->distance_max,
3214 				      features->distance_fuzz, 0);
3215 
3216 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3217 		input_abs_set_res(input_dev, ABS_Z, 287);
3218 
3219 		wacom_setup_intuos(wacom_wac);
3220 		break;
3221 
3222 	case WACOM_24HDT:
3223 	case WACOM_27QHDT:
3224 	case MTSCREEN:
3225 	case MTTPC:
3226 	case MTTPC_B:
3227 	case TABLETPC2FG:
3228 	case TABLETPC:
3229 	case TABLETPCE:
3230 		__clear_bit(ABS_MISC, input_dev->absbit);
3231 		/* fall through */
3232 
3233 	case DTUS:
3234 	case DTUSX:
3235 	case PL:
3236 	case DTU:
3237 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3238 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3239 		__set_bit(BTN_STYLUS, input_dev->keybit);
3240 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3241 		break;
3242 
3243 	case PTU:
3244 		__set_bit(BTN_STYLUS2, input_dev->keybit);
3245 		/* fall through */
3246 
3247 	case PENPARTNER:
3248 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3249 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3250 		__set_bit(BTN_STYLUS, input_dev->keybit);
3251 		break;
3252 
3253 	case INTUOSHT:
3254 	case BAMBOO_PT:
3255 	case BAMBOO_PEN:
3256 	case INTUOSHT2:
3257 		if (features->type == INTUOSHT2) {
3258 			wacom_setup_basic_pro_pen(wacom_wac);
3259 		} else {
3260 			__clear_bit(ABS_MISC, input_dev->absbit);
3261 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
3262 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3263 			__set_bit(BTN_STYLUS, input_dev->keybit);
3264 			__set_bit(BTN_STYLUS2, input_dev->keybit);
3265 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3266 				      features->distance_max,
3267 				      features->distance_fuzz, 0);
3268 		}
3269 		break;
3270 	case BAMBOO_PAD:
3271 		__clear_bit(ABS_MISC, input_dev->absbit);
3272 		break;
3273 	}
3274 	return 0;
3275 }
3276 
3277 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3278 					 struct wacom_wac *wacom_wac)
3279 {
3280 	struct wacom_features *features = &wacom_wac->features;
3281 
3282 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3283 
3284 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3285 		return -ENODEV;
3286 
3287 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3288 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3289 	else
3290 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3291 
3292 	if (features->type == HID_GENERIC)
3293 		/* setup has already been done */
3294 		return 0;
3295 
3296 	__set_bit(BTN_TOUCH, input_dev->keybit);
3297 
3298 	if (features->touch_max == 1) {
3299 		input_set_abs_params(input_dev, ABS_X, 0,
3300 			features->x_max, features->x_fuzz, 0);
3301 		input_set_abs_params(input_dev, ABS_Y, 0,
3302 			features->y_max, features->y_fuzz, 0);
3303 		input_abs_set_res(input_dev, ABS_X,
3304 				  features->x_resolution);
3305 		input_abs_set_res(input_dev, ABS_Y,
3306 				  features->y_resolution);
3307 	}
3308 	else if (features->touch_max > 1) {
3309 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3310 			features->x_max, features->x_fuzz, 0);
3311 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3312 			features->y_max, features->y_fuzz, 0);
3313 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3314 				  features->x_resolution);
3315 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3316 				  features->y_resolution);
3317 	}
3318 
3319 	switch (features->type) {
3320 	case INTUOSP2_BT:
3321 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3322 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3323 
3324 		if (wacom_wac->shared->touch->product == 0x361) {
3325 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3326 					     0, 12440, 4, 0);
3327 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3328 					     0, 8640, 4, 0);
3329 		}
3330 		else if (wacom_wac->shared->touch->product == 0x360) {
3331 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3332 					     0, 8960, 4, 0);
3333 			input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3334 					     0, 5920, 4, 0);
3335 		}
3336 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3337 		input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3338 
3339 		/* fall through */
3340 
3341 	case INTUOS5:
3342 	case INTUOS5L:
3343 	case INTUOSPM:
3344 	case INTUOSPL:
3345 	case INTUOS5S:
3346 	case INTUOSPS:
3347 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3348 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3349 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3350 		break;
3351 
3352 	case WACOM_24HDT:
3353 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3354 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3355 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3356 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3357 		/* fall through */
3358 
3359 	case WACOM_27QHDT:
3360 	case MTSCREEN:
3361 	case MTTPC:
3362 	case MTTPC_B:
3363 	case TABLETPC2FG:
3364 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3365 		/*fall through */
3366 
3367 	case TABLETPC:
3368 	case TABLETPCE:
3369 		break;
3370 
3371 	case INTUOSHT:
3372 	case INTUOSHT2:
3373 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
3374 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3375 		/* fall through */
3376 
3377 	case BAMBOO_PT:
3378 	case BAMBOO_TOUCH:
3379 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3380 			input_set_abs_params(input_dev,
3381 				     ABS_MT_TOUCH_MAJOR,
3382 				     0, features->x_max, 0, 0);
3383 			input_set_abs_params(input_dev,
3384 				     ABS_MT_TOUCH_MINOR,
3385 				     0, features->y_max, 0, 0);
3386 		}
3387 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3388 		break;
3389 
3390 	case BAMBOO_PAD:
3391 		input_mt_init_slots(input_dev, features->touch_max,
3392 				    INPUT_MT_POINTER);
3393 		__set_bit(BTN_LEFT, input_dev->keybit);
3394 		__set_bit(BTN_RIGHT, input_dev->keybit);
3395 		break;
3396 	}
3397 	return 0;
3398 }
3399 
3400 static int wacom_numbered_button_to_key(int n)
3401 {
3402 	if (n < 10)
3403 		return BTN_0 + n;
3404 	else if (n < 16)
3405 		return BTN_A + (n-10);
3406 	else if (n < 18)
3407 		return BTN_BASE + (n-16);
3408 	else
3409 		return 0;
3410 }
3411 
3412 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
3413 				int button_count)
3414 {
3415 	int i;
3416 
3417 	for (i = 0; i < button_count; i++) {
3418 		int key = wacom_numbered_button_to_key(i);
3419 
3420 		if (key)
3421 			__set_bit(key, input_dev->keybit);
3422 	}
3423 }
3424 
3425 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
3426 {
3427 	struct wacom_led *led;
3428 	int i;
3429 	bool updated = false;
3430 
3431 	/*
3432 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
3433 	 * So group 0 matches the second half of the buttons and thus the mask
3434 	 * needs to be shifted.
3435 	 */
3436 	if (group == 0)
3437 		mask >>= 8;
3438 
3439 	for (i = 0; i < 3; i++) {
3440 		led = wacom_led_find(wacom, group, i);
3441 		if (!led) {
3442 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
3443 				i, group);
3444 			continue;
3445 		}
3446 		if (!updated && mask & BIT(i)) {
3447 			led->held = true;
3448 			led_trigger_event(&led->trigger, LED_FULL);
3449 		} else {
3450 			led->held = false;
3451 		}
3452 	}
3453 }
3454 
3455 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
3456 				 int mask, int group)
3457 {
3458 	int button_per_group;
3459 
3460 	/*
3461 	 * 21UX2 has LED group 1 to the left and LED group 0
3462 	 * to the right. We need to reverse the group to match this
3463 	 * historical behavior.
3464 	 */
3465 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
3466 		group = 1 - group;
3467 
3468 	button_per_group = button_count/wacom->led.count;
3469 
3470 	return mask & (1 << (group * button_per_group));
3471 }
3472 
3473 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
3474 			     int group)
3475 {
3476 	struct wacom_led *led, *next_led;
3477 	int cur;
3478 	bool pressed;
3479 
3480 	if (wacom->wacom_wac.features.type == WACOM_24HD)
3481 		return wacom_24hd_update_leds(wacom, mask, group);
3482 
3483 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
3484 	cur = wacom->led.groups[group].select;
3485 
3486 	led = wacom_led_find(wacom, group, cur);
3487 	if (!led) {
3488 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
3489 			cur, group);
3490 		return;
3491 	}
3492 
3493 	if (!pressed) {
3494 		led->held = false;
3495 		return;
3496 	}
3497 
3498 	if (led->held && pressed)
3499 		return;
3500 
3501 	next_led = wacom_led_next(wacom, led);
3502 	if (!next_led) {
3503 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
3504 			group);
3505 		return;
3506 	}
3507 	if (next_led == led)
3508 		return;
3509 
3510 	next_led->held = true;
3511 	led_trigger_event(&next_led->trigger,
3512 			  wacom_leds_brightness_get(next_led));
3513 }
3514 
3515 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
3516 				int button_count, int mask)
3517 {
3518 	struct wacom *wacom = input_get_drvdata(input_dev);
3519 	int i;
3520 
3521 	for (i = 0; i < wacom->led.count; i++)
3522 		wacom_update_led(wacom,  button_count, mask, i);
3523 
3524 	for (i = 0; i < button_count; i++) {
3525 		int key = wacom_numbered_button_to_key(i);
3526 
3527 		if (key)
3528 			input_report_key(input_dev, key, mask & (1 << i));
3529 	}
3530 }
3531 
3532 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
3533 				   struct wacom_wac *wacom_wac)
3534 {
3535 	struct wacom_features *features = &wacom_wac->features;
3536 
3537 	if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
3538 		features->device_type |= WACOM_DEVICETYPE_PAD;
3539 
3540 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
3541 		return -ENODEV;
3542 
3543 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
3544 		return -ENODEV;
3545 
3546 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3547 
3548 	/* kept for making legacy xf86-input-wacom working with the wheels */
3549 	__set_bit(ABS_MISC, input_dev->absbit);
3550 
3551 	/* kept for making legacy xf86-input-wacom accepting the pad */
3552 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
3553 	      input_dev->absinfo[ABS_X].maximum)))
3554 		input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
3555 	if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
3556 	      input_dev->absinfo[ABS_Y].maximum)))
3557 		input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
3558 
3559 	/* kept for making udev and libwacom accepting the pad */
3560 	__set_bit(BTN_STYLUS, input_dev->keybit);
3561 
3562 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
3563 
3564 	switch (features->type) {
3565 
3566 	case CINTIQ_HYBRID:
3567 	case CINTIQ_COMPANION_2:
3568 	case DTK:
3569 	case DTUS:
3570 	case GRAPHIRE_BT:
3571 		break;
3572 
3573 	case WACOM_MO:
3574 		__set_bit(BTN_BACK, input_dev->keybit);
3575 		__set_bit(BTN_LEFT, input_dev->keybit);
3576 		__set_bit(BTN_FORWARD, input_dev->keybit);
3577 		__set_bit(BTN_RIGHT, input_dev->keybit);
3578 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3579 		break;
3580 
3581 	case WACOM_G4:
3582 		__set_bit(BTN_BACK, input_dev->keybit);
3583 		__set_bit(BTN_FORWARD, input_dev->keybit);
3584 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
3585 		break;
3586 
3587 	case WACOM_24HD:
3588 		__set_bit(KEY_PROG1, input_dev->keybit);
3589 		__set_bit(KEY_PROG2, input_dev->keybit);
3590 		__set_bit(KEY_PROG3, input_dev->keybit);
3591 
3592 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3593 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
3594 		break;
3595 
3596 	case WACOM_27QHD:
3597 		__set_bit(KEY_PROG1, input_dev->keybit);
3598 		__set_bit(KEY_PROG2, input_dev->keybit);
3599 		__set_bit(KEY_PROG3, input_dev->keybit);
3600 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
3601 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
3602 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
3603 		input_abs_set_res(input_dev, ABS_Y, 1024);
3604 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
3605 		input_abs_set_res(input_dev, ABS_Z, 1024);
3606 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
3607 		break;
3608 
3609 	case WACOM_22HD:
3610 		__set_bit(KEY_PROG1, input_dev->keybit);
3611 		__set_bit(KEY_PROG2, input_dev->keybit);
3612 		__set_bit(KEY_PROG3, input_dev->keybit);
3613 		/* fall through */
3614 
3615 	case WACOM_21UX2:
3616 	case WACOM_BEE:
3617 	case CINTIQ:
3618 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3619 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3620 		break;
3621 
3622 	case WACOM_13HD:
3623 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3624 		break;
3625 
3626 	case INTUOS3:
3627 	case INTUOS3L:
3628 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3629 		/* fall through */
3630 
3631 	case INTUOS3S:
3632 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3633 		break;
3634 
3635 	case INTUOS5:
3636 	case INTUOS5L:
3637 	case INTUOSPM:
3638 	case INTUOSPL:
3639 	case INTUOS5S:
3640 	case INTUOSPS:
3641 	case INTUOSP2_BT:
3642 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3643 		break;
3644 
3645 	case INTUOS4WL:
3646 		/*
3647 		 * For Bluetooth devices, the udev rule does not work correctly
3648 		 * for pads unless we add a stylus capability, which forces
3649 		 * ID_INPUT_TABLET to be set.
3650 		 */
3651 		__set_bit(BTN_STYLUS, input_dev->keybit);
3652 		/* fall through */
3653 
3654 	case INTUOS4:
3655 	case INTUOS4L:
3656 	case INTUOS4S:
3657 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3658 		break;
3659 
3660 	case INTUOSHT:
3661 	case BAMBOO_PT:
3662 	case BAMBOO_TOUCH:
3663 	case INTUOSHT2:
3664 		__clear_bit(ABS_MISC, input_dev->absbit);
3665 
3666 		__set_bit(BTN_LEFT, input_dev->keybit);
3667 		__set_bit(BTN_FORWARD, input_dev->keybit);
3668 		__set_bit(BTN_BACK, input_dev->keybit);
3669 		__set_bit(BTN_RIGHT, input_dev->keybit);
3670 
3671 		break;
3672 
3673 	case REMOTE:
3674 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3675 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3676 		break;
3677 
3678 	case HID_GENERIC:
3679 		break;
3680 
3681 	default:
3682 		/* no pad supported */
3683 		return -ENODEV;
3684 	}
3685 	return 0;
3686 }
3687 
3688 static const struct wacom_features wacom_features_0x00 =
3689 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
3690 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3691 static const struct wacom_features wacom_features_0x10 =
3692 	{ "Wacom Graphire", 10206, 7422, 511, 63,
3693 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3694 static const struct wacom_features wacom_features_0x81 =
3695 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
3696 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
3697 static const struct wacom_features wacom_features_0x11 =
3698 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
3699 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3700 static const struct wacom_features wacom_features_0x12 =
3701 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
3702 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3703 static const struct wacom_features wacom_features_0x13 =
3704 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
3705 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3706 static const struct wacom_features wacom_features_0x14 =
3707 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
3708 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3709 static const struct wacom_features wacom_features_0x15 =
3710 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
3711 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3712 static const struct wacom_features wacom_features_0x16 =
3713 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
3714 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3715 static const struct wacom_features wacom_features_0x17 =
3716 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
3717 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3718 static const struct wacom_features wacom_features_0x18 =
3719 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
3720 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3721 static const struct wacom_features wacom_features_0x19 =
3722 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
3723 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3724 static const struct wacom_features wacom_features_0x60 =
3725 	{ "Wacom Volito", 5104, 3712, 511, 63,
3726 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3727 static const struct wacom_features wacom_features_0x61 =
3728 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
3729 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3730 static const struct wacom_features wacom_features_0x62 =
3731 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
3732 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3733 static const struct wacom_features wacom_features_0x63 =
3734 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
3735 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3736 static const struct wacom_features wacom_features_0x64 =
3737 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
3738 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3739 static const struct wacom_features wacom_features_0x65 =
3740 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
3741 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3742 static const struct wacom_features wacom_features_0x69 =
3743 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
3744 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3745 static const struct wacom_features wacom_features_0x6A =
3746 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
3747 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3748 static const struct wacom_features wacom_features_0x6B =
3749 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
3750 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3751 static const struct wacom_features wacom_features_0x20 =
3752 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
3753 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3754 static const struct wacom_features wacom_features_0x21 =
3755 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
3756 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3757 static const struct wacom_features wacom_features_0x22 =
3758 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
3759 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3760 static const struct wacom_features wacom_features_0x23 =
3761 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
3762 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3763 static const struct wacom_features wacom_features_0x24 =
3764 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
3765 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3766 static const struct wacom_features wacom_features_0x30 =
3767 	{ "Wacom PL400", 5408, 4056, 255, 0,
3768 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3769 static const struct wacom_features wacom_features_0x31 =
3770 	{ "Wacom PL500", 6144, 4608, 255, 0,
3771 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3772 static const struct wacom_features wacom_features_0x32 =
3773 	{ "Wacom PL600", 6126, 4604, 255, 0,
3774 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3775 static const struct wacom_features wacom_features_0x33 =
3776 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
3777 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3778 static const struct wacom_features wacom_features_0x34 =
3779 	{ "Wacom PL550", 6144, 4608, 511, 0,
3780 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3781 static const struct wacom_features wacom_features_0x35 =
3782 	{ "Wacom PL800", 7220, 5780, 511, 0,
3783 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3784 static const struct wacom_features wacom_features_0x37 =
3785 	{ "Wacom PL700", 6758, 5406, 511, 0,
3786 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3787 static const struct wacom_features wacom_features_0x38 =
3788 	{ "Wacom PL510", 6282, 4762, 511, 0,
3789 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3790 static const struct wacom_features wacom_features_0x39 =
3791 	{ "Wacom DTU710", 34080, 27660, 511, 0,
3792 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3793 static const struct wacom_features wacom_features_0xC4 =
3794 	{ "Wacom DTF521", 6282, 4762, 511, 0,
3795 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3796 static const struct wacom_features wacom_features_0xC0 =
3797 	{ "Wacom DTF720", 6858, 5506, 511, 0,
3798 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3799 static const struct wacom_features wacom_features_0xC2 =
3800 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
3801 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3802 static const struct wacom_features wacom_features_0x03 =
3803 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
3804 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
3805 static const struct wacom_features wacom_features_0x41 =
3806 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
3807 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3808 static const struct wacom_features wacom_features_0x42 =
3809 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
3810 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3811 static const struct wacom_features wacom_features_0x43 =
3812 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
3813 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3814 static const struct wacom_features wacom_features_0x44 =
3815 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
3816 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3817 static const struct wacom_features wacom_features_0x45 =
3818 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
3819 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3820 static const struct wacom_features wacom_features_0xB0 =
3821 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
3822 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3823 static const struct wacom_features wacom_features_0xB1 =
3824 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
3825 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3826 static const struct wacom_features wacom_features_0xB2 =
3827 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
3828 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3829 static const struct wacom_features wacom_features_0xB3 =
3830 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
3831 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3832 static const struct wacom_features wacom_features_0xB4 =
3833 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
3834 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3835 static const struct wacom_features wacom_features_0xB5 =
3836 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
3837 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3838 static const struct wacom_features wacom_features_0xB7 =
3839 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
3840 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3841 static const struct wacom_features wacom_features_0xB8 =
3842 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
3843 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3844 static const struct wacom_features wacom_features_0xB9 =
3845 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
3846 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3847 static const struct wacom_features wacom_features_0xBA =
3848 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
3849 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3850 static const struct wacom_features wacom_features_0xBB =
3851 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
3852 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3853 static const struct wacom_features wacom_features_0xBC =
3854 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3855 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3856 static const struct wacom_features wacom_features_0xBD =
3857 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3858 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3859 static const struct wacom_features wacom_features_0x26 =
3860 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
3861 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
3862 static const struct wacom_features wacom_features_0x27 =
3863 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
3864 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3865 static const struct wacom_features wacom_features_0x28 =
3866 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
3867 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3868 static const struct wacom_features wacom_features_0x29 =
3869 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
3870 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3871 static const struct wacom_features wacom_features_0x2A =
3872 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
3873 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3874 static const struct wacom_features wacom_features_0x314 =
3875 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
3876 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
3877 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3878 static const struct wacom_features wacom_features_0x315 =
3879 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
3880 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3881 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3882 static const struct wacom_features wacom_features_0x317 =
3883 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
3884 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3885 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3886 static const struct wacom_features wacom_features_0xF4 =
3887 	{ "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
3888 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3889 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3890 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3891 static const struct wacom_features wacom_features_0xF8 =
3892 	{ "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
3893 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3894 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3895 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3896 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
3897 static const struct wacom_features wacom_features_0xF6 =
3898 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
3899 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
3900 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3901 static const struct wacom_features wacom_features_0x32A =
3902 	{ "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
3903 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
3904 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3905 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3906 static const struct wacom_features wacom_features_0x32B =
3907 	{ "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
3908 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
3909 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3910 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3911 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
3912 static const struct wacom_features wacom_features_0x32C =
3913 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
3914 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
3915 static const struct wacom_features wacom_features_0x3F =
3916 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
3917 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3918 static const struct wacom_features wacom_features_0xC5 =
3919 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
3920 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
3921 static const struct wacom_features wacom_features_0xC6 =
3922 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
3923 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
3924 static const struct wacom_features wacom_features_0x304 =
3925 	{ "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
3926 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3927 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3928 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3929 static const struct wacom_features wacom_features_0x333 =
3930 	{ "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
3931 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3932 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3933 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3934 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
3935 static const struct wacom_features wacom_features_0x335 =
3936 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
3937 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
3938 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3939 static const struct wacom_features wacom_features_0xC7 =
3940 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
3941 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3942 static const struct wacom_features wacom_features_0xCE =
3943 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
3944 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
3945 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
3946 static const struct wacom_features wacom_features_0xF0 =
3947 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
3948 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3949 static const struct wacom_features wacom_features_0xFB =
3950 	{ "Wacom DTU1031", 22096, 13960, 511, 0,
3951 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
3952 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
3953 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
3954 static const struct wacom_features wacom_features_0x32F =
3955 	{ "Wacom DTU1031X", 22672, 12928, 511, 0,
3956 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
3957 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
3958 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
3959 static const struct wacom_features wacom_features_0x336 =
3960 	{ "Wacom DTU1141", 23672, 13403, 1023, 0,
3961 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
3962 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
3963 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
3964 static const struct wacom_features wacom_features_0x57 =
3965 	{ "Wacom DTK2241", 95840, 54260, 2047, 63,
3966 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
3967 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3968 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3969 static const struct wacom_features wacom_features_0x59 = /* Pen */
3970 	{ "Wacom DTH2242", 95840, 54260, 2047, 63,
3971 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
3972 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3973 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3974 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
3975 static const struct wacom_features wacom_features_0x5D = /* Touch */
3976 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
3977 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
3978 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3979 static const struct wacom_features wacom_features_0xCC =
3980 	{ "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
3981 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
3982 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3983 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3984 static const struct wacom_features wacom_features_0xFA =
3985 	{ "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
3986 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
3987 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3988 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3989 static const struct wacom_features wacom_features_0x5B =
3990 	{ "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
3991 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
3992 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3993 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3994 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
3995 static const struct wacom_features wacom_features_0x5E =
3996 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
3997 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
3998 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3999 static const struct wacom_features wacom_features_0x90 =
4000 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
4001 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4002 static const struct wacom_features wacom_features_0x93 =
4003 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
4004 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4005 static const struct wacom_features wacom_features_0x97 =
4006 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
4007 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4008 static const struct wacom_features wacom_features_0x9A =
4009 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4010 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4011 static const struct wacom_features wacom_features_0x9F =
4012 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4013 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4014 static const struct wacom_features wacom_features_0xE2 =
4015 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4016 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4017 static const struct wacom_features wacom_features_0xE3 =
4018 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4019 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4020 static const struct wacom_features wacom_features_0xE5 =
4021 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4022 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4023 static const struct wacom_features wacom_features_0xE6 =
4024 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4025 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4026 static const struct wacom_features wacom_features_0xEC =
4027 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4028 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4029 static const struct wacom_features wacom_features_0xED =
4030 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4031 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4032 static const struct wacom_features wacom_features_0xEF =
4033 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4034 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4035 static const struct wacom_features wacom_features_0x100 =
4036 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
4037 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4038 static const struct wacom_features wacom_features_0x101 =
4039 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
4040 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4041 static const struct wacom_features wacom_features_0x10D =
4042 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4043 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4044 static const struct wacom_features wacom_features_0x10E =
4045 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4046 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4047 static const struct wacom_features wacom_features_0x10F =
4048 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4049 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4050 static const struct wacom_features wacom_features_0x116 =
4051 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
4052 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4053 static const struct wacom_features wacom_features_0x12C =
4054 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4055 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4056 static const struct wacom_features wacom_features_0x4001 =
4057 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4058 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4059 static const struct wacom_features wacom_features_0x4004 =
4060 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4061 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4062 static const struct wacom_features wacom_features_0x5000 =
4063 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4064 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4065 static const struct wacom_features wacom_features_0x5002 =
4066 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4067 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4068 static const struct wacom_features wacom_features_0x47 =
4069 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4070 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4071 static const struct wacom_features wacom_features_0x84 =
4072 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4073 static const struct wacom_features wacom_features_0xD0 =
4074 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4075 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4076 static const struct wacom_features wacom_features_0xD1 =
4077 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4078 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4079 static const struct wacom_features wacom_features_0xD2 =
4080 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4081 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4082 static const struct wacom_features wacom_features_0xD3 =
4083 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4084 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4085 static const struct wacom_features wacom_features_0xD4 =
4086 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4087 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4088 static const struct wacom_features wacom_features_0xD5 =
4089 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4090 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4091 static const struct wacom_features wacom_features_0xD6 =
4092 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4093 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4094 static const struct wacom_features wacom_features_0xD7 =
4095 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4096 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4097 static const struct wacom_features wacom_features_0xD8 =
4098 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4099 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4100 static const struct wacom_features wacom_features_0xDA =
4101 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4102 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4103 static const struct wacom_features wacom_features_0xDB =
4104 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4105 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4106 static const struct wacom_features wacom_features_0xDD =
4107         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4108           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4109 static const struct wacom_features wacom_features_0xDE =
4110         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4111 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4112 static const struct wacom_features wacom_features_0xDF =
4113         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4114 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4115 static const struct wacom_features wacom_features_0x300 =
4116 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4117 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4118 static const struct wacom_features wacom_features_0x301 =
4119 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4120 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4121 static const struct wacom_features wacom_features_0x302 =
4122 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4123 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4124 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4125 static const struct wacom_features wacom_features_0x303 =
4126 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4127 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4128 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4129 static const struct wacom_features wacom_features_0x30E =
4130 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
4131 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4132 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4133 static const struct wacom_features wacom_features_0x6004 =
4134 	{ "ISD-V4", 12800, 8000, 255, 0,
4135 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4136 static const struct wacom_features wacom_features_0x307 =
4137 	{ "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4138 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4139 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4140 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4141 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4142 static const struct wacom_features wacom_features_0x309 =
4143 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4144 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4145 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4146 static const struct wacom_features wacom_features_0x30A =
4147 	{ "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4148 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4149 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4150 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4151 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4152 static const struct wacom_features wacom_features_0x30C =
4153 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4154 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4155 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4156 static const struct wacom_features wacom_features_0x318 =
4157 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4158 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4159 static const struct wacom_features wacom_features_0x319 =
4160 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4161 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4162 static const struct wacom_features wacom_features_0x325 =
4163 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4164 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4165 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4166 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4167 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4168 static const struct wacom_features wacom_features_0x326 = /* Touch */
4169 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4170 	  .oPid = 0x325 };
4171 static const struct wacom_features wacom_features_0x323 =
4172 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
4173 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4174 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4175 static const struct wacom_features wacom_features_0x331 =
4176 	{ "Wacom Express Key Remote", .type = REMOTE,
4177 	  .numbered_buttons = 18, .check_for_hid_type = true,
4178 	  .hid_type = HID_TYPE_USBNONE };
4179 static const struct wacom_features wacom_features_0x33B =
4180 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4181 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4182 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4183 static const struct wacom_features wacom_features_0x33C =
4184 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4185 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4186 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4187 static const struct wacom_features wacom_features_0x33D =
4188 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4189 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4190 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4191 static const struct wacom_features wacom_features_0x33E =
4192 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4193 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4194 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4195 static const struct wacom_features wacom_features_0x343 =
4196 	{ "Wacom DTK1651", 34816, 19759, 1023, 0,
4197 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4198 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4199 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4200 static const struct wacom_features wacom_features_0x360 =
4201 	{ "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4202 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4203 static const struct wacom_features wacom_features_0x361 =
4204 	{ "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4205 	  INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4206 
4207 static const struct wacom_features wacom_features_HID_ANY_ID =
4208 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4209 
4210 #define USB_DEVICE_WACOM(prod)						\
4211 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4212 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4213 
4214 #define BT_DEVICE_WACOM(prod)						\
4215 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4216 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4217 
4218 #define I2C_DEVICE_WACOM(prod)						\
4219 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4220 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4221 
4222 #define USB_DEVICE_LENOVO(prod)					\
4223 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
4224 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
4225 
4226 const struct hid_device_id wacom_ids[] = {
4227 	{ USB_DEVICE_WACOM(0x00) },
4228 	{ USB_DEVICE_WACOM(0x03) },
4229 	{ USB_DEVICE_WACOM(0x10) },
4230 	{ USB_DEVICE_WACOM(0x11) },
4231 	{ USB_DEVICE_WACOM(0x12) },
4232 	{ USB_DEVICE_WACOM(0x13) },
4233 	{ USB_DEVICE_WACOM(0x14) },
4234 	{ USB_DEVICE_WACOM(0x15) },
4235 	{ USB_DEVICE_WACOM(0x16) },
4236 	{ USB_DEVICE_WACOM(0x17) },
4237 	{ USB_DEVICE_WACOM(0x18) },
4238 	{ USB_DEVICE_WACOM(0x19) },
4239 	{ USB_DEVICE_WACOM(0x20) },
4240 	{ USB_DEVICE_WACOM(0x21) },
4241 	{ USB_DEVICE_WACOM(0x22) },
4242 	{ USB_DEVICE_WACOM(0x23) },
4243 	{ USB_DEVICE_WACOM(0x24) },
4244 	{ USB_DEVICE_WACOM(0x26) },
4245 	{ USB_DEVICE_WACOM(0x27) },
4246 	{ USB_DEVICE_WACOM(0x28) },
4247 	{ USB_DEVICE_WACOM(0x29) },
4248 	{ USB_DEVICE_WACOM(0x2A) },
4249 	{ USB_DEVICE_WACOM(0x30) },
4250 	{ USB_DEVICE_WACOM(0x31) },
4251 	{ USB_DEVICE_WACOM(0x32) },
4252 	{ USB_DEVICE_WACOM(0x33) },
4253 	{ USB_DEVICE_WACOM(0x34) },
4254 	{ USB_DEVICE_WACOM(0x35) },
4255 	{ USB_DEVICE_WACOM(0x37) },
4256 	{ USB_DEVICE_WACOM(0x38) },
4257 	{ USB_DEVICE_WACOM(0x39) },
4258 	{ USB_DEVICE_WACOM(0x3F) },
4259 	{ USB_DEVICE_WACOM(0x41) },
4260 	{ USB_DEVICE_WACOM(0x42) },
4261 	{ USB_DEVICE_WACOM(0x43) },
4262 	{ USB_DEVICE_WACOM(0x44) },
4263 	{ USB_DEVICE_WACOM(0x45) },
4264 	{ USB_DEVICE_WACOM(0x47) },
4265 	{ USB_DEVICE_WACOM(0x57) },
4266 	{ USB_DEVICE_WACOM(0x59) },
4267 	{ USB_DEVICE_WACOM(0x5B) },
4268 	{ USB_DEVICE_WACOM(0x5D) },
4269 	{ USB_DEVICE_WACOM(0x5E) },
4270 	{ USB_DEVICE_WACOM(0x60) },
4271 	{ USB_DEVICE_WACOM(0x61) },
4272 	{ USB_DEVICE_WACOM(0x62) },
4273 	{ USB_DEVICE_WACOM(0x63) },
4274 	{ USB_DEVICE_WACOM(0x64) },
4275 	{ USB_DEVICE_WACOM(0x65) },
4276 	{ USB_DEVICE_WACOM(0x69) },
4277 	{ USB_DEVICE_WACOM(0x6A) },
4278 	{ USB_DEVICE_WACOM(0x6B) },
4279 	{ BT_DEVICE_WACOM(0x81) },
4280 	{ USB_DEVICE_WACOM(0x84) },
4281 	{ USB_DEVICE_WACOM(0x90) },
4282 	{ USB_DEVICE_WACOM(0x93) },
4283 	{ USB_DEVICE_WACOM(0x97) },
4284 	{ USB_DEVICE_WACOM(0x9A) },
4285 	{ USB_DEVICE_WACOM(0x9F) },
4286 	{ USB_DEVICE_WACOM(0xB0) },
4287 	{ USB_DEVICE_WACOM(0xB1) },
4288 	{ USB_DEVICE_WACOM(0xB2) },
4289 	{ USB_DEVICE_WACOM(0xB3) },
4290 	{ USB_DEVICE_WACOM(0xB4) },
4291 	{ USB_DEVICE_WACOM(0xB5) },
4292 	{ USB_DEVICE_WACOM(0xB7) },
4293 	{ USB_DEVICE_WACOM(0xB8) },
4294 	{ USB_DEVICE_WACOM(0xB9) },
4295 	{ USB_DEVICE_WACOM(0xBA) },
4296 	{ USB_DEVICE_WACOM(0xBB) },
4297 	{ USB_DEVICE_WACOM(0xBC) },
4298 	{ BT_DEVICE_WACOM(0xBD) },
4299 	{ USB_DEVICE_WACOM(0xC0) },
4300 	{ USB_DEVICE_WACOM(0xC2) },
4301 	{ USB_DEVICE_WACOM(0xC4) },
4302 	{ USB_DEVICE_WACOM(0xC5) },
4303 	{ USB_DEVICE_WACOM(0xC6) },
4304 	{ USB_DEVICE_WACOM(0xC7) },
4305 	{ USB_DEVICE_WACOM(0xCC) },
4306 	{ USB_DEVICE_WACOM(0xCE) },
4307 	{ USB_DEVICE_WACOM(0xD0) },
4308 	{ USB_DEVICE_WACOM(0xD1) },
4309 	{ USB_DEVICE_WACOM(0xD2) },
4310 	{ USB_DEVICE_WACOM(0xD3) },
4311 	{ USB_DEVICE_WACOM(0xD4) },
4312 	{ USB_DEVICE_WACOM(0xD5) },
4313 	{ USB_DEVICE_WACOM(0xD6) },
4314 	{ USB_DEVICE_WACOM(0xD7) },
4315 	{ USB_DEVICE_WACOM(0xD8) },
4316 	{ USB_DEVICE_WACOM(0xDA) },
4317 	{ USB_DEVICE_WACOM(0xDB) },
4318 	{ USB_DEVICE_WACOM(0xDD) },
4319 	{ USB_DEVICE_WACOM(0xDE) },
4320 	{ USB_DEVICE_WACOM(0xDF) },
4321 	{ USB_DEVICE_WACOM(0xE2) },
4322 	{ USB_DEVICE_WACOM(0xE3) },
4323 	{ USB_DEVICE_WACOM(0xE5) },
4324 	{ USB_DEVICE_WACOM(0xE6) },
4325 	{ USB_DEVICE_WACOM(0xEC) },
4326 	{ USB_DEVICE_WACOM(0xED) },
4327 	{ USB_DEVICE_WACOM(0xEF) },
4328 	{ USB_DEVICE_WACOM(0xF0) },
4329 	{ USB_DEVICE_WACOM(0xF4) },
4330 	{ USB_DEVICE_WACOM(0xF6) },
4331 	{ USB_DEVICE_WACOM(0xF8) },
4332 	{ USB_DEVICE_WACOM(0xFA) },
4333 	{ USB_DEVICE_WACOM(0xFB) },
4334 	{ USB_DEVICE_WACOM(0x100) },
4335 	{ USB_DEVICE_WACOM(0x101) },
4336 	{ USB_DEVICE_WACOM(0x10D) },
4337 	{ USB_DEVICE_WACOM(0x10E) },
4338 	{ USB_DEVICE_WACOM(0x10F) },
4339 	{ USB_DEVICE_WACOM(0x116) },
4340 	{ USB_DEVICE_WACOM(0x12C) },
4341 	{ USB_DEVICE_WACOM(0x300) },
4342 	{ USB_DEVICE_WACOM(0x301) },
4343 	{ USB_DEVICE_WACOM(0x302) },
4344 	{ USB_DEVICE_WACOM(0x303) },
4345 	{ USB_DEVICE_WACOM(0x304) },
4346 	{ USB_DEVICE_WACOM(0x307) },
4347 	{ USB_DEVICE_WACOM(0x309) },
4348 	{ USB_DEVICE_WACOM(0x30A) },
4349 	{ USB_DEVICE_WACOM(0x30C) },
4350 	{ USB_DEVICE_WACOM(0x30E) },
4351 	{ USB_DEVICE_WACOM(0x314) },
4352 	{ USB_DEVICE_WACOM(0x315) },
4353 	{ USB_DEVICE_WACOM(0x317) },
4354 	{ USB_DEVICE_WACOM(0x318) },
4355 	{ USB_DEVICE_WACOM(0x319) },
4356 	{ USB_DEVICE_WACOM(0x323) },
4357 	{ USB_DEVICE_WACOM(0x325) },
4358 	{ USB_DEVICE_WACOM(0x326) },
4359 	{ USB_DEVICE_WACOM(0x32A) },
4360 	{ USB_DEVICE_WACOM(0x32B) },
4361 	{ USB_DEVICE_WACOM(0x32C) },
4362 	{ USB_DEVICE_WACOM(0x32F) },
4363 	{ USB_DEVICE_WACOM(0x331) },
4364 	{ USB_DEVICE_WACOM(0x333) },
4365 	{ USB_DEVICE_WACOM(0x335) },
4366 	{ USB_DEVICE_WACOM(0x336) },
4367 	{ USB_DEVICE_WACOM(0x33B) },
4368 	{ USB_DEVICE_WACOM(0x33C) },
4369 	{ USB_DEVICE_WACOM(0x33D) },
4370 	{ USB_DEVICE_WACOM(0x33E) },
4371 	{ USB_DEVICE_WACOM(0x343) },
4372 	{ BT_DEVICE_WACOM(0x360) },
4373 	{ BT_DEVICE_WACOM(0x361) },
4374 	{ USB_DEVICE_WACOM(0x4001) },
4375 	{ USB_DEVICE_WACOM(0x4004) },
4376 	{ USB_DEVICE_WACOM(0x5000) },
4377 	{ USB_DEVICE_WACOM(0x5002) },
4378 	{ USB_DEVICE_LENOVO(0x6004) },
4379 
4380 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
4381 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
4382 	{ BT_DEVICE_WACOM(HID_ANY_ID) },
4383 	{ }
4384 };
4385 MODULE_DEVICE_TABLE(hid, wacom_ids);
4386