xref: /openbmc/linux/drivers/hid/wacom_wac.c (revision 6dfcd296)
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 /*
45  * Percent of battery capacity for Graphire.
46  * 8th value means AC online and show 100% capacity.
47  */
48 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
49 
50 /*
51  * Percent of battery capacity for Intuos4 WL, AC has a separate bit.
52  */
53 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
54 
55 static void __wacom_notify_battery(struct wacom_battery *battery,
56 				   int bat_capacity, bool bat_charging,
57 				   bool bat_connected, bool ps_connected)
58 {
59 	bool changed = battery->battery_capacity != bat_capacity  ||
60 		       battery->bat_charging     != bat_charging  ||
61 		       battery->bat_connected    != bat_connected ||
62 		       battery->ps_connected     != ps_connected;
63 
64 	if (changed) {
65 		battery->battery_capacity = bat_capacity;
66 		battery->bat_charging = bat_charging;
67 		battery->bat_connected = bat_connected;
68 		battery->ps_connected = ps_connected;
69 
70 		if (battery->battery)
71 			power_supply_changed(battery->battery);
72 	}
73 }
74 
75 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
76 	int bat_capacity, bool bat_charging, bool bat_connected,
77 	bool ps_connected)
78 {
79 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
80 
81 	__wacom_notify_battery(&wacom->battery, bat_capacity, bat_charging,
82 			       bat_connected, ps_connected);
83 }
84 
85 static int wacom_penpartner_irq(struct wacom_wac *wacom)
86 {
87 	unsigned char *data = wacom->data;
88 	struct input_dev *input = wacom->pen_input;
89 
90 	switch (data[0]) {
91 	case 1:
92 		if (data[5] & 0x80) {
93 			wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
94 			wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
95 			input_report_key(input, wacom->tool[0], 1);
96 			input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
97 			input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
98 			input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
99 			input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
100 			input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
101 			input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
102 		} else {
103 			input_report_key(input, wacom->tool[0], 0);
104 			input_report_abs(input, ABS_MISC, 0); /* report tool id */
105 			input_report_abs(input, ABS_PRESSURE, -1);
106 			input_report_key(input, BTN_TOUCH, 0);
107 		}
108 		break;
109 
110 	case 2:
111 		input_report_key(input, BTN_TOOL_PEN, 1);
112 		input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
113 		input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
114 		input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
115 		input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
116 		input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
117 		input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
118 		break;
119 
120 	default:
121 		dev_dbg(input->dev.parent,
122 			"%s: received unknown report #%d\n", __func__, data[0]);
123 		return 0;
124         }
125 
126 	return 1;
127 }
128 
129 static int wacom_pl_irq(struct wacom_wac *wacom)
130 {
131 	struct wacom_features *features = &wacom->features;
132 	unsigned char *data = wacom->data;
133 	struct input_dev *input = wacom->pen_input;
134 	int prox, pressure;
135 
136 	if (data[0] != WACOM_REPORT_PENABLED) {
137 		dev_dbg(input->dev.parent,
138 			"%s: received unknown report #%d\n", __func__, data[0]);
139 		return 0;
140 	}
141 
142 	prox = data[1] & 0x40;
143 
144 	if (!wacom->id[0]) {
145 		if ((data[0] & 0x10) || (data[4] & 0x20)) {
146 			wacom->tool[0] = BTN_TOOL_RUBBER;
147 			wacom->id[0] = ERASER_DEVICE_ID;
148 		}
149 		else {
150 			wacom->tool[0] = BTN_TOOL_PEN;
151 			wacom->id[0] = STYLUS_DEVICE_ID;
152 		}
153 	}
154 
155 	/* If the eraser is in prox, STYLUS2 is always set. If we
156 	 * mis-detected the type and notice that STYLUS2 isn't set
157 	 * then force the eraser out of prox and let the pen in.
158 	 */
159 	if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
160 		input_report_key(input, BTN_TOOL_RUBBER, 0);
161 		input_report_abs(input, ABS_MISC, 0);
162 		input_sync(input);
163 		wacom->tool[0] = BTN_TOOL_PEN;
164 		wacom->id[0] = STYLUS_DEVICE_ID;
165 	}
166 
167 	pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
168 	if (features->pressure_max > 255)
169 		pressure = (pressure << 1) | ((data[4] >> 6) & 1);
170 	pressure += (features->pressure_max + 1) / 2;
171 
172 	input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
173 	input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
174 	input_report_abs(input, ABS_PRESSURE, pressure);
175 
176 	input_report_key(input, BTN_TOUCH, data[4] & 0x08);
177 	input_report_key(input, BTN_STYLUS, data[4] & 0x10);
178 	/* Only allow the stylus2 button to be reported for the pen tool. */
179 	input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
180 
181 	if (!prox)
182 		wacom->id[0] = 0;
183 	input_report_key(input, wacom->tool[0], prox);
184 	input_report_abs(input, ABS_MISC, wacom->id[0]);
185 	return 1;
186 }
187 
188 static int wacom_ptu_irq(struct wacom_wac *wacom)
189 {
190 	unsigned char *data = wacom->data;
191 	struct input_dev *input = wacom->pen_input;
192 
193 	if (data[0] != WACOM_REPORT_PENABLED) {
194 		dev_dbg(input->dev.parent,
195 			"%s: received unknown report #%d\n", __func__, data[0]);
196 		return 0;
197 	}
198 
199 	if (data[1] & 0x04) {
200 		input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
201 		input_report_key(input, BTN_TOUCH, data[1] & 0x08);
202 		wacom->id[0] = ERASER_DEVICE_ID;
203 	} else {
204 		input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
205 		input_report_key(input, BTN_TOUCH, data[1] & 0x01);
206 		wacom->id[0] = STYLUS_DEVICE_ID;
207 	}
208 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
209 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
210 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
211 	input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
212 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
213 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
214 	return 1;
215 }
216 
217 static int wacom_dtu_irq(struct wacom_wac *wacom)
218 {
219 	unsigned char *data = wacom->data;
220 	struct input_dev *input = wacom->pen_input;
221 	int prox = data[1] & 0x20;
222 
223 	dev_dbg(input->dev.parent,
224 		"%s: received report #%d", __func__, data[0]);
225 
226 	if (prox) {
227 		/* Going into proximity select tool */
228 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
229 		if (wacom->tool[0] == BTN_TOOL_PEN)
230 			wacom->id[0] = STYLUS_DEVICE_ID;
231 		else
232 			wacom->id[0] = ERASER_DEVICE_ID;
233 	}
234 	input_report_key(input, BTN_STYLUS, data[1] & 0x02);
235 	input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
236 	input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
237 	input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
238 	input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
239 	input_report_key(input, BTN_TOUCH, data[1] & 0x05);
240 	if (!prox) /* out-prox */
241 		wacom->id[0] = 0;
242 	input_report_key(input, wacom->tool[0], prox);
243 	input_report_abs(input, ABS_MISC, wacom->id[0]);
244 	return 1;
245 }
246 
247 static int wacom_dtus_irq(struct wacom_wac *wacom)
248 {
249 	char *data = wacom->data;
250 	struct input_dev *input = wacom->pen_input;
251 	unsigned short prox, pressure = 0;
252 
253 	if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
254 		dev_dbg(input->dev.parent,
255 			"%s: received unknown report #%d", __func__, data[0]);
256 		return 0;
257 	} else if (data[0] == WACOM_REPORT_DTUSPAD) {
258 		input = wacom->pad_input;
259 		input_report_key(input, BTN_0, (data[1] & 0x01));
260 		input_report_key(input, BTN_1, (data[1] & 0x02));
261 		input_report_key(input, BTN_2, (data[1] & 0x04));
262 		input_report_key(input, BTN_3, (data[1] & 0x08));
263 		input_report_abs(input, ABS_MISC,
264 				 data[1] & 0x0f ? PAD_DEVICE_ID : 0);
265 		return 1;
266 	} else {
267 		prox = data[1] & 0x80;
268 		if (prox) {
269 			switch ((data[1] >> 3) & 3) {
270 			case 1: /* Rubber */
271 				wacom->tool[0] = BTN_TOOL_RUBBER;
272 				wacom->id[0] = ERASER_DEVICE_ID;
273 				break;
274 
275 			case 2: /* Pen */
276 				wacom->tool[0] = BTN_TOOL_PEN;
277 				wacom->id[0] = STYLUS_DEVICE_ID;
278 				break;
279 			}
280 		}
281 
282 		input_report_key(input, BTN_STYLUS, data[1] & 0x20);
283 		input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
284 		input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
285 		input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
286 		pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
287 		input_report_abs(input, ABS_PRESSURE, pressure);
288 		input_report_key(input, BTN_TOUCH, pressure > 10);
289 
290 		if (!prox) /* out-prox */
291 			wacom->id[0] = 0;
292 		input_report_key(input, wacom->tool[0], prox);
293 		input_report_abs(input, ABS_MISC, wacom->id[0]);
294 		return 1;
295 	}
296 }
297 
298 static int wacom_graphire_irq(struct wacom_wac *wacom)
299 {
300 	struct wacom_features *features = &wacom->features;
301 	unsigned char *data = wacom->data;
302 	struct input_dev *input = wacom->pen_input;
303 	struct input_dev *pad_input = wacom->pad_input;
304 	int battery_capacity, ps_connected;
305 	int prox;
306 	int rw = 0;
307 	int retval = 0;
308 
309 	if (features->type == GRAPHIRE_BT) {
310 		if (data[0] != WACOM_REPORT_PENABLED_BT) {
311 			dev_dbg(input->dev.parent,
312 				"%s: received unknown report #%d\n", __func__,
313 				data[0]);
314 			goto exit;
315 		}
316 	} else if (data[0] != WACOM_REPORT_PENABLED) {
317 		dev_dbg(input->dev.parent,
318 			"%s: received unknown report #%d\n", __func__, data[0]);
319 		goto exit;
320 	}
321 
322 	prox = data[1] & 0x80;
323 	if (prox || wacom->id[0]) {
324 		if (prox) {
325 			switch ((data[1] >> 5) & 3) {
326 
327 			case 0:	/* Pen */
328 				wacom->tool[0] = BTN_TOOL_PEN;
329 				wacom->id[0] = STYLUS_DEVICE_ID;
330 				break;
331 
332 			case 1: /* Rubber */
333 				wacom->tool[0] = BTN_TOOL_RUBBER;
334 				wacom->id[0] = ERASER_DEVICE_ID;
335 				break;
336 
337 			case 2: /* Mouse with wheel */
338 				input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
339 				/* fall through */
340 
341 			case 3: /* Mouse without wheel */
342 				wacom->tool[0] = BTN_TOOL_MOUSE;
343 				wacom->id[0] = CURSOR_DEVICE_ID;
344 				break;
345 			}
346 		}
347 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
348 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
349 		if (wacom->tool[0] != BTN_TOOL_MOUSE) {
350 			if (features->type == GRAPHIRE_BT)
351 				input_report_abs(input, ABS_PRESSURE, data[6] |
352 					(((__u16) (data[1] & 0x08)) << 5));
353 			else
354 				input_report_abs(input, ABS_PRESSURE, data[6] |
355 					((data[7] & 0x03) << 8));
356 			input_report_key(input, BTN_TOUCH, data[1] & 0x01);
357 			input_report_key(input, BTN_STYLUS, data[1] & 0x02);
358 			input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
359 		} else {
360 			input_report_key(input, BTN_LEFT, data[1] & 0x01);
361 			input_report_key(input, BTN_RIGHT, data[1] & 0x02);
362 			if (features->type == WACOM_G4 ||
363 					features->type == WACOM_MO) {
364 				input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
365 				rw = (data[7] & 0x04) - (data[7] & 0x03);
366 			} else if (features->type == GRAPHIRE_BT) {
367 				/* Compute distance between mouse and tablet */
368 				rw = 44 - (data[6] >> 2);
369 				rw = clamp_val(rw, 0, 31);
370 				input_report_abs(input, ABS_DISTANCE, rw);
371 				if (((data[1] >> 5) & 3) == 2) {
372 					/* Mouse with wheel */
373 					input_report_key(input, BTN_MIDDLE,
374 							data[1] & 0x04);
375 					rw = (data[6] & 0x01) ? -1 :
376 						(data[6] & 0x02) ? 1 : 0;
377 				} else {
378 					rw = 0;
379 				}
380 			} else {
381 				input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
382 				rw = -(signed char)data[6];
383 			}
384 			input_report_rel(input, REL_WHEEL, rw);
385 		}
386 
387 		if (!prox)
388 			wacom->id[0] = 0;
389 		input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
390 		input_report_key(input, wacom->tool[0], prox);
391 		input_sync(input); /* sync last event */
392 	}
393 
394 	/* send pad data */
395 	switch (features->type) {
396 	case WACOM_G4:
397 		prox = data[7] & 0xf8;
398 		if (prox || wacom->id[1]) {
399 			wacom->id[1] = PAD_DEVICE_ID;
400 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
401 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
402 			rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
403 			input_report_rel(pad_input, REL_WHEEL, rw);
404 			if (!prox)
405 				wacom->id[1] = 0;
406 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
407 			retval = 1;
408 		}
409 		break;
410 
411 	case WACOM_MO:
412 		prox = (data[7] & 0xf8) || data[8];
413 		if (prox || wacom->id[1]) {
414 			wacom->id[1] = PAD_DEVICE_ID;
415 			input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
416 			input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
417 			input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
418 			input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
419 			input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
420 			if (!prox)
421 				wacom->id[1] = 0;
422 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
423 			retval = 1;
424 		}
425 		break;
426 	case GRAPHIRE_BT:
427 		prox = data[7] & 0x03;
428 		if (prox || wacom->id[1]) {
429 			wacom->id[1] = PAD_DEVICE_ID;
430 			input_report_key(pad_input, BTN_0, (data[7] & 0x02));
431 			input_report_key(pad_input, BTN_1, (data[7] & 0x01));
432 			if (!prox)
433 				wacom->id[1] = 0;
434 			input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
435 			retval = 1;
436 		}
437 		break;
438 	}
439 
440 	/* Store current battery capacity and power supply state */
441 	if (features->type == GRAPHIRE_BT) {
442 		rw = (data[7] >> 2 & 0x07);
443 		battery_capacity = batcap_gr[rw];
444 		ps_connected = rw == 7;
445 		wacom_notify_battery(wacom, battery_capacity, ps_connected,
446 				     1, ps_connected);
447 	}
448 exit:
449 	return retval;
450 }
451 
452 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
453 {
454 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
455 	struct wacom_features *features = &wacom_wac->features;
456 	struct hid_report *r;
457 	struct hid_report_enum *re;
458 
459 	re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
460 	if (features->type == INTUOSHT2)
461 		r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
462 	else
463 		r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
464 	if (r) {
465 		hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
466 	}
467 }
468 
469 static int wacom_intuos_pad(struct wacom_wac *wacom)
470 {
471 	struct wacom_features *features = &wacom->features;
472 	unsigned char *data = wacom->data;
473 	struct input_dev *input = wacom->pad_input;
474 	int i;
475 	int buttons = 0, nbuttons = features->numbered_buttons;
476 	int keys = 0, nkeys = 0;
477 	int ring1 = 0, ring2 = 0;
478 	int strip1 = 0, strip2 = 0;
479 	bool prox = false;
480 
481 	/* pad packets. Works as a second tool and is always in prox */
482 	if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
483 	      data[0] == WACOM_REPORT_CINTIQPAD))
484 		return 0;
485 
486 	if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
487 		buttons = (data[3] << 1) | (data[2] & 0x01);
488 		ring1 = data[1];
489 	} else if (features->type == DTK) {
490 		buttons = data[6];
491 	} else if (features->type == WACOM_13HD) {
492 		buttons = (data[4] << 1) | (data[3] & 0x01);
493 	} else if (features->type == WACOM_24HD) {
494 		buttons = (data[8] << 8) | data[6];
495 		ring1 = data[1];
496 		ring2 = data[2];
497 
498 		/*
499 		 * Three "buttons" are available on the 24HD which are
500 		 * physically implemented as a touchstrip. Each button
501 		 * is approximately 3 bits wide with a 2 bit spacing.
502 		 * The raw touchstrip bits are stored at:
503 		 *    ((data[3] & 0x1f) << 8) | data[4])
504 		 */
505 		nkeys = 3;
506 		keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
507 		       ((data[4] & 0xE0) ? 1<<1 : 0) |
508 		       ((data[4] & 0x07) ? 1<<0 : 0);
509 	} else if (features->type == WACOM_27QHD) {
510 		nkeys = 3;
511 		keys = data[2] & 0x07;
512 
513 		input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
514 		input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
515 		input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
516 	} else if (features->type == CINTIQ_HYBRID) {
517 		/*
518 		 * Do not send hardware buttons under Android. They
519 		 * are already sent to the system through GPIO (and
520 		 * have different meaning).
521 		 *
522 		 * d-pad right  -> data[4] & 0x10
523 		 * d-pad up     -> data[4] & 0x20
524 		 * d-pad left   -> data[4] & 0x40
525 		 * d-pad down   -> data[4] & 0x80
526 		 * d-pad center -> data[3] & 0x01
527 		 */
528 		buttons = (data[4] << 1) | (data[3] & 0x01);
529 	} else if (features->type == CINTIQ_COMPANION_2) {
530 		/* d-pad right  -> data[4] & 0x10
531 		 * d-pad up     -> data[4] & 0x20
532 		 * d-pad left   -> data[4] & 0x40
533 		 * d-pad down   -> data[4] & 0x80
534 		 * d-pad center -> data[3] & 0x01
535 		 */
536 		buttons = ((data[2] >> 4) << 7) |
537 		          ((data[1] & 0x04) << 6) |
538 		          ((data[2] & 0x0F) << 2) |
539 		          (data[1] & 0x03);
540 	} else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
541 		/*
542 		 * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
543 		 * addition to the mechanical switch. Switch data is
544 		 * stored in data[4], capacitive data in data[5].
545 		 *
546 		 * Touch ring mode switch (data[3]) has no capacitive sensor
547 		 */
548 		buttons = (data[4] << 1) | (data[3] & 0x01);
549 		ring1 = data[2];
550 	} else {
551 		if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
552 			buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
553 			          (data[6] << 1) | (data[5] & 0x01);
554 
555 			if (features->type == WACOM_22HD) {
556 				nkeys = 3;
557 				keys = data[9] & 0x07;
558 			}
559 		} else {
560 			buttons = ((data[6] & 0x10) << 10) |
561 			          ((data[5] & 0x10) << 9)  |
562 			          ((data[6] & 0x0F) << 4)  |
563 			          (data[5] & 0x0F);
564 		}
565 		strip1 = ((data[1] & 0x1f) << 8) | data[2];
566 		strip2 = ((data[3] & 0x1f) << 8) | data[4];
567 	}
568 
569 	prox = (buttons & ~(~0 << nbuttons)) | (keys & ~(~0 << nkeys)) |
570 	       (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
571 
572 	wacom_report_numbered_buttons(input, nbuttons, buttons);
573 
574 	for (i = 0; i < nkeys; i++)
575 		input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
576 
577 	input_report_abs(input, ABS_RX, strip1);
578 	input_report_abs(input, ABS_RY, strip2);
579 
580 	input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
581 	input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
582 
583 	input_report_key(input, wacom->tool[1], prox ? 1 : 0);
584 	input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
585 
586 	input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
587 
588 	return 1;
589 }
590 
591 static int wacom_intuos_get_tool_type(int tool_id)
592 {
593 	int tool_type;
594 
595 	switch (tool_id) {
596 	case 0x812: /* Inking pen */
597 	case 0x801: /* Intuos3 Inking pen */
598 	case 0x120802: /* Intuos4/5 Inking Pen */
599 	case 0x012:
600 		tool_type = BTN_TOOL_PENCIL;
601 		break;
602 
603 	case 0x822: /* Pen */
604 	case 0x842:
605 	case 0x852:
606 	case 0x823: /* Intuos3 Grip Pen */
607 	case 0x813: /* Intuos3 Classic Pen */
608 	case 0x885: /* Intuos3 Marker Pen */
609 	case 0x802: /* Intuos4/5 13HD/24HD General Pen */
610 	case 0x804: /* Intuos4/5 13HD/24HD Marker Pen */
611 	case 0x8e2: /* IntuosHT2 pen */
612 	case 0x022:
613 	case 0x100804: /* Intuos4/5 13HD/24HD Art Pen */
614 	case 0x140802: /* Intuos4/5 13HD/24HD Classic Pen */
615 	case 0x160802: /* Cintiq 13HD Pro Pen */
616 	case 0x180802: /* DTH2242 Pen */
617 	case 0x100802: /* Intuos4/5 13HD/24HD General Pen */
618 		tool_type = BTN_TOOL_PEN;
619 		break;
620 
621 	case 0x832: /* Stroke pen */
622 	case 0x032:
623 		tool_type = BTN_TOOL_BRUSH;
624 		break;
625 
626 	case 0x007: /* Mouse 4D and 2D */
627 	case 0x09c:
628 	case 0x094:
629 	case 0x017: /* Intuos3 2D Mouse */
630 	case 0x806: /* Intuos4 Mouse */
631 		tool_type = BTN_TOOL_MOUSE;
632 		break;
633 
634 	case 0x096: /* Lens cursor */
635 	case 0x097: /* Intuos3 Lens cursor */
636 	case 0x006: /* Intuos4 Lens cursor */
637 		tool_type = BTN_TOOL_LENS;
638 		break;
639 
640 	case 0x82a: /* Eraser */
641 	case 0x85a:
642 	case 0x91a:
643 	case 0xd1a:
644 	case 0x0fa:
645 	case 0x82b: /* Intuos3 Grip Pen Eraser */
646 	case 0x81b: /* Intuos3 Classic Pen Eraser */
647 	case 0x91b: /* Intuos3 Airbrush Eraser */
648 	case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
649 	case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
650 	case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
651 	case 0x14080a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
652 	case 0x10090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
653 	case 0x10080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
654 	case 0x16080a: /* Cintiq 13HD Pro Pen Eraser */
655 	case 0x18080a: /* DTH2242 Eraser */
656 	case 0x10080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
657 		tool_type = BTN_TOOL_RUBBER;
658 		break;
659 
660 	case 0xd12:
661 	case 0x912:
662 	case 0x112:
663 	case 0x913: /* Intuos3 Airbrush */
664 	case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
665 	case 0x100902: /* Intuos4/5 13HD/24HD Airbrush */
666 		tool_type = BTN_TOOL_AIRBRUSH;
667 		break;
668 
669 	default: /* Unknown tool */
670 		tool_type = BTN_TOOL_PEN;
671 		break;
672 	}
673 	return tool_type;
674 }
675 
676 static int wacom_intuos_inout(struct wacom_wac *wacom)
677 {
678 	struct wacom_features *features = &wacom->features;
679 	unsigned char *data = wacom->data;
680 	struct input_dev *input = wacom->pen_input;
681 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
682 
683 	if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
684 	    ((data[1] & 0xfe) == 0x20) ||    /* in range */
685 	    ((data[1] & 0xfe) == 0x80)))     /* out prox */
686 		return 0;
687 
688 	/* Enter report */
689 	if ((data[1] & 0xfc) == 0xc0) {
690 		/* serial number of the tool */
691 		wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
692 			(data[4] << 20) + (data[5] << 12) +
693 			(data[6] << 4) + (data[7] >> 4);
694 
695 		wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
696 			((data[7] & 0x0f) << 20) | ((data[8] & 0xf0) << 12);
697 
698 		wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
699 
700 		wacom->shared->stylus_in_proximity = true;
701 		return 1;
702 	}
703 
704 	/* in Range */
705 	if ((data[1] & 0xfe) == 0x20) {
706 		if (features->type != INTUOSHT2)
707 			wacom->shared->stylus_in_proximity = true;
708 
709 		/* in Range while exiting */
710 		if (wacom->reporting_data) {
711 			input_report_key(input, BTN_TOUCH, 0);
712 			input_report_abs(input, ABS_PRESSURE, 0);
713 			input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
714 			return 2;
715 		}
716 		return 1;
717 	}
718 
719 	/* Exit report */
720 	if ((data[1] & 0xfe) == 0x80) {
721 		wacom->shared->stylus_in_proximity = false;
722 		wacom->reporting_data = false;
723 
724 		/* don't report exit if we don't know the ID */
725 		if (!wacom->id[idx])
726 			return 1;
727 
728 		/*
729 		 * Reset all states otherwise we lose the initial states
730 		 * when in-prox next time
731 		 */
732 		input_report_abs(input, ABS_X, 0);
733 		input_report_abs(input, ABS_Y, 0);
734 		input_report_abs(input, ABS_DISTANCE, 0);
735 		input_report_abs(input, ABS_TILT_X, 0);
736 		input_report_abs(input, ABS_TILT_Y, 0);
737 		if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
738 			input_report_key(input, BTN_LEFT, 0);
739 			input_report_key(input, BTN_MIDDLE, 0);
740 			input_report_key(input, BTN_RIGHT, 0);
741 			input_report_key(input, BTN_SIDE, 0);
742 			input_report_key(input, BTN_EXTRA, 0);
743 			input_report_abs(input, ABS_THROTTLE, 0);
744 			input_report_abs(input, ABS_RZ, 0);
745 		} else {
746 			input_report_abs(input, ABS_PRESSURE, 0);
747 			input_report_key(input, BTN_STYLUS, 0);
748 			input_report_key(input, BTN_STYLUS2, 0);
749 			input_report_key(input, BTN_TOUCH, 0);
750 			input_report_abs(input, ABS_WHEEL, 0);
751 			if (features->type >= INTUOS3S)
752 				input_report_abs(input, ABS_Z, 0);
753 		}
754 		input_report_key(input, wacom->tool[idx], 0);
755 		input_report_abs(input, ABS_MISC, 0); /* reset tool id */
756 		input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
757 		wacom->id[idx] = 0;
758 		return 2;
759 	}
760 
761 	return 0;
762 }
763 
764 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
765 {
766 	unsigned char *data = wacom_wac->data;
767 	struct input_dev *input;
768 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
769 	struct wacom_remote *remote = wacom->remote;
770 	int bat_charging, bat_percent, touch_ring_mode;
771 	__u32 serial;
772 	int i, index = -1;
773 	unsigned long flags;
774 
775 	if (data[0] != WACOM_REPORT_REMOTE) {
776 		hid_dbg(wacom->hdev, "%s: received unknown report #%d",
777 			__func__, data[0]);
778 		return 0;
779 	}
780 
781 	serial = data[3] + (data[4] << 8) + (data[5] << 16);
782 	wacom_wac->id[0] = PAD_DEVICE_ID;
783 
784 	spin_lock_irqsave(&remote->remote_lock, flags);
785 
786 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
787 		if (remote->remotes[i].serial == serial) {
788 			index = i;
789 			break;
790 		}
791 	}
792 
793 	if (index < 0 || !remote->remotes[index].registered)
794 		goto out;
795 
796 	input = remote->remotes[index].input;
797 
798 	input_report_key(input, BTN_0, (data[9] & 0x01));
799 	input_report_key(input, BTN_1, (data[9] & 0x02));
800 	input_report_key(input, BTN_2, (data[9] & 0x04));
801 	input_report_key(input, BTN_3, (data[9] & 0x08));
802 	input_report_key(input, BTN_4, (data[9] & 0x10));
803 	input_report_key(input, BTN_5, (data[9] & 0x20));
804 	input_report_key(input, BTN_6, (data[9] & 0x40));
805 	input_report_key(input, BTN_7, (data[9] & 0x80));
806 
807 	input_report_key(input, BTN_8, (data[10] & 0x01));
808 	input_report_key(input, BTN_9, (data[10] & 0x02));
809 	input_report_key(input, BTN_A, (data[10] & 0x04));
810 	input_report_key(input, BTN_B, (data[10] & 0x08));
811 	input_report_key(input, BTN_C, (data[10] & 0x10));
812 	input_report_key(input, BTN_X, (data[10] & 0x20));
813 	input_report_key(input, BTN_Y, (data[10] & 0x40));
814 	input_report_key(input, BTN_Z, (data[10] & 0x80));
815 
816 	input_report_key(input, BTN_BASE, (data[11] & 0x01));
817 	input_report_key(input, BTN_BASE2, (data[11] & 0x02));
818 
819 	if (data[12] & 0x80)
820 		input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f));
821 	else
822 		input_report_abs(input, ABS_WHEEL, 0);
823 
824 	bat_percent = data[7] & 0x7f;
825 	bat_charging = !!(data[7] & 0x80);
826 
827 	if (data[9] | data[10] | (data[11] & 0x03) | data[12])
828 		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
829 	else
830 		input_report_abs(input, ABS_MISC, 0);
831 
832 	input_event(input, EV_MSC, MSC_SERIAL, serial);
833 
834 	input_sync(input);
835 
836 	/*Which mode select (LED light) is currently on?*/
837 	touch_ring_mode = (data[11] & 0xC0) >> 6;
838 
839 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
840 		if (remote->remotes[i].serial == serial)
841 			wacom->led.groups[i].select = touch_ring_mode;
842 	}
843 
844 	__wacom_notify_battery(&remote->remotes[index].battery, bat_percent,
845 				bat_charging, 1, bat_charging);
846 
847 out:
848 	spin_unlock_irqrestore(&remote->remote_lock, flags);
849 	return 0;
850 }
851 
852 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
853 {
854 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
855 	unsigned char *data = wacom_wac->data;
856 	struct wacom_remote *remote = wacom->remote;
857 	struct wacom_remote_data remote_data;
858 	unsigned long flags;
859 	int i, ret;
860 
861 	if (data[0] != WACOM_REPORT_DEVICE_LIST)
862 		return;
863 
864 	memset(&remote_data, 0, sizeof(struct wacom_remote_data));
865 
866 	for (i = 0; i < WACOM_MAX_REMOTES; i++) {
867 		int j = i * 6;
868 		int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
869 		bool connected = data[j+2];
870 
871 		remote_data.remote[i].serial = serial;
872 		remote_data.remote[i].connected = connected;
873 	}
874 
875 	spin_lock_irqsave(&remote->remote_lock, flags);
876 
877 	ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
878 	if (ret != sizeof(remote_data)) {
879 		spin_unlock_irqrestore(&remote->remote_lock, flags);
880 		hid_err(wacom->hdev, "Can't queue Remote status event.\n");
881 		return;
882 	}
883 
884 	spin_unlock_irqrestore(&remote->remote_lock, flags);
885 
886 	wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
887 }
888 
889 static inline bool report_touch_events(struct wacom_wac *wacom)
890 {
891 	return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
892 }
893 
894 static inline bool delay_pen_events(struct wacom_wac *wacom)
895 {
896 	return (wacom->shared->touch_down && touch_arbitration);
897 }
898 
899 static int wacom_intuos_general(struct wacom_wac *wacom)
900 {
901 	struct wacom_features *features = &wacom->features;
902 	unsigned char *data = wacom->data;
903 	struct input_dev *input = wacom->pen_input;
904 	int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
905 	unsigned char type = (data[1] >> 1) & 0x0F;
906 	unsigned int x, y, distance, t;
907 
908 	if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
909 		data[0] != WACOM_REPORT_INTUOS_PEN)
910 		return 0;
911 
912 	if (delay_pen_events(wacom))
913 		return 1;
914 
915 	/* don't report events if we don't know the tool ID */
916 	if (!wacom->id[idx]) {
917 		/* but reschedule a read of the current tool */
918 		wacom_intuos_schedule_prox_event(wacom);
919 		return 1;
920 	}
921 
922 	/*
923 	 * don't report events for invalid data
924 	 */
925 	/* older I4 styli don't work with new Cintiqs */
926 	if ((!((wacom->id[idx] >> 20) & 0x01) &&
927 			(features->type == WACOM_21UX2)) ||
928 	    /* Only large Intuos support Lense Cursor */
929 	    (wacom->tool[idx] == BTN_TOOL_LENS &&
930 		(features->type == INTUOS3 ||
931 		 features->type == INTUOS3S ||
932 		 features->type == INTUOS4 ||
933 		 features->type == INTUOS4S ||
934 		 features->type == INTUOS5 ||
935 		 features->type == INTUOS5S ||
936 		 features->type == INTUOSPM ||
937 		 features->type == INTUOSPS)) ||
938 	   /* Cintiq doesn't send data when RDY bit isn't set */
939 	   (features->type == CINTIQ && !(data[1] & 0x40)))
940 		return 1;
941 
942 	x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
943 	y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
944 	distance = data[9] >> 2;
945 	if (features->type < INTUOS3S) {
946 		x >>= 1;
947 		y >>= 1;
948 		distance >>= 1;
949 	}
950 	input_report_abs(input, ABS_X, x);
951 	input_report_abs(input, ABS_Y, y);
952 	input_report_abs(input, ABS_DISTANCE, distance);
953 
954 	switch (type) {
955 	case 0x00:
956 	case 0x01:
957 	case 0x02:
958 	case 0x03:
959 		/* general pen packet */
960 		t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
961 		if (features->pressure_max < 2047)
962 			t >>= 1;
963 		input_report_abs(input, ABS_PRESSURE, t);
964 		if (features->type != INTUOSHT2) {
965 		    input_report_abs(input, ABS_TILT_X,
966 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
967 		    input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
968 		}
969 		input_report_key(input, BTN_STYLUS, data[1] & 2);
970 		input_report_key(input, BTN_STYLUS2, data[1] & 4);
971 		input_report_key(input, BTN_TOUCH, t > 10);
972 		break;
973 
974 	case 0x0a:
975 		/* airbrush second packet */
976 		input_report_abs(input, ABS_WHEEL,
977 				(data[6] << 2) | ((data[7] >> 6) & 3));
978 		input_report_abs(input, ABS_TILT_X,
979 				 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
980 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
981 		break;
982 
983 	case 0x05:
984 		/* Rotation packet */
985 		if (features->type >= INTUOS3S) {
986 			/* I3 marker pen rotation */
987 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
988 			t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
989 				((t-1) / 2 + 450)) : (450 - t / 2) ;
990 			input_report_abs(input, ABS_Z, t);
991 		} else {
992 			/* 4D mouse 2nd packet */
993 			t = (data[6] << 3) | ((data[7] >> 5) & 7);
994 			input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
995 				((t - 1) / 2) : -t / 2);
996 		}
997 		break;
998 
999 	case 0x04:
1000 		/* 4D mouse 1st packet */
1001 		input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1002 		input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1003 		input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1004 
1005 		input_report_key(input, BTN_SIDE,   data[8] & 0x20);
1006 		input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
1007 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
1008 		input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
1009 		break;
1010 
1011 	case 0x06:
1012 		/* I4 mouse */
1013 		input_report_key(input, BTN_LEFT,   data[6] & 0x01);
1014 		input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
1015 		input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
1016 		input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
1017 				 - ((data[7] & 0x40) >> 6));
1018 		input_report_key(input, BTN_SIDE,   data[6] & 0x08);
1019 		input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
1020 
1021 		input_report_abs(input, ABS_TILT_X,
1022 			(((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
1023 		input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
1024 		break;
1025 
1026 	case 0x08:
1027 		if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
1028 			/* 2D mouse packet */
1029 			input_report_key(input, BTN_LEFT,   data[8] & 0x04);
1030 			input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
1031 			input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
1032 			input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
1033 					 - ((data[8] & 0x02) >> 1));
1034 
1035 			/* I3 2D mouse side buttons */
1036 			if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
1037 				input_report_key(input, BTN_SIDE,   data[8] & 0x40);
1038 				input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
1039 			}
1040 		}
1041 		else if (wacom->tool[idx] == BTN_TOOL_LENS) {
1042 			/* Lens cursor packets */
1043 			input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1044 			input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1045 			input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1046 			input_report_key(input, BTN_SIDE,   data[8] & 0x10);
1047 			input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
1048 		}
1049 		break;
1050 
1051 	case 0x07:
1052 	case 0x09:
1053 	case 0x0b:
1054 	case 0x0c:
1055 	case 0x0d:
1056 	case 0x0e:
1057 	case 0x0f:
1058 		/* unhandled */
1059 		break;
1060 	}
1061 
1062 	input_report_abs(input, ABS_MISC, wacom->id[idx]); /* report tool id */
1063 	input_report_key(input, wacom->tool[idx], 1);
1064 	input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1065 	wacom->reporting_data = true;
1066 	return 2;
1067 }
1068 
1069 static int wacom_intuos_irq(struct wacom_wac *wacom)
1070 {
1071 	unsigned char *data = wacom->data;
1072 	struct input_dev *input = wacom->pen_input;
1073 	int result;
1074 
1075 	if (data[0] != WACOM_REPORT_PENABLED &&
1076 	    data[0] != WACOM_REPORT_INTUOS_ID1 &&
1077 	    data[0] != WACOM_REPORT_INTUOS_ID2 &&
1078 	    data[0] != WACOM_REPORT_INTUOSPAD &&
1079 	    data[0] != WACOM_REPORT_INTUOS_PEN &&
1080 	    data[0] != WACOM_REPORT_CINTIQ &&
1081 	    data[0] != WACOM_REPORT_CINTIQPAD &&
1082 	    data[0] != WACOM_REPORT_INTUOS5PAD) {
1083 		dev_dbg(input->dev.parent,
1084 			"%s: received unknown report #%d\n", __func__, data[0]);
1085                 return 0;
1086 	}
1087 
1088 	/* process pad events */
1089 	result = wacom_intuos_pad(wacom);
1090 	if (result)
1091 		return result;
1092 
1093 	/* process in/out prox events */
1094 	result = wacom_intuos_inout(wacom);
1095 	if (result)
1096 		return result - 1;
1097 
1098 	/* process general packets */
1099 	result = wacom_intuos_general(wacom);
1100 	if (result)
1101 		return result - 1;
1102 
1103 	return 0;
1104 }
1105 
1106 static int int_dist(int x1, int y1, int x2, int y2)
1107 {
1108 	int x = x2 - x1;
1109 	int y = y2 - y1;
1110 
1111 	return int_sqrt(x*x + y*y);
1112 }
1113 
1114 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1115 		unsigned char *data)
1116 {
1117 	memcpy(wacom->data, data, 10);
1118 	wacom_intuos_irq(wacom);
1119 
1120 	input_sync(wacom->pen_input);
1121 	if (wacom->pad_input)
1122 		input_sync(wacom->pad_input);
1123 }
1124 
1125 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1126 {
1127 	unsigned char data[WACOM_PKGLEN_MAX];
1128 	int i = 1;
1129 	unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1130 
1131 	memcpy(data, wacom->data, len);
1132 
1133 	switch (data[0]) {
1134 	case 0x04:
1135 		wacom_intuos_bt_process_data(wacom, data + i);
1136 		i += 10;
1137 		/* fall through */
1138 	case 0x03:
1139 		wacom_intuos_bt_process_data(wacom, data + i);
1140 		i += 10;
1141 		wacom_intuos_bt_process_data(wacom, data + i);
1142 		i += 10;
1143 		power_raw = data[i];
1144 		bat_charging = (power_raw & 0x08) ? 1 : 0;
1145 		ps_connected = (power_raw & 0x10) ? 1 : 0;
1146 		battery_capacity = batcap_i4[power_raw & 0x07];
1147 		wacom_notify_battery(wacom, battery_capacity, bat_charging,
1148 				     battery_capacity || bat_charging,
1149 				     ps_connected);
1150 		break;
1151 	default:
1152 		dev_dbg(wacom->pen_input->dev.parent,
1153 				"Unknown report: %d,%d size:%zu\n",
1154 				data[0], data[1], len);
1155 		return 0;
1156 	}
1157 	return 0;
1158 }
1159 
1160 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1161 {
1162 	struct input_dev *input = wacom->touch_input;
1163 	unsigned touch_max = wacom->features.touch_max;
1164 	int count = 0;
1165 	int i;
1166 
1167 	if (!touch_max)
1168 		return 0;
1169 
1170 	if (touch_max == 1)
1171 		return test_bit(BTN_TOUCH, input->key) &&
1172 			report_touch_events(wacom);
1173 
1174 	for (i = 0; i < input->mt->num_slots; i++) {
1175 		struct input_mt_slot *ps = &input->mt->slots[i];
1176 		int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1177 		if (id >= 0)
1178 			count++;
1179 	}
1180 
1181 	return count;
1182 }
1183 
1184 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1185 {
1186 	struct input_dev *input = wacom->touch_input;
1187 	unsigned char *data = wacom->data;
1188 	int i;
1189 	int current_num_contacts = data[61];
1190 	int contacts_to_send = 0;
1191 	int num_contacts_left = 4; /* maximum contacts per packet */
1192 	int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1193 	int y_offset = 2;
1194 
1195 	if (wacom->features.type == WACOM_27QHDT) {
1196 		current_num_contacts = data[63];
1197 		num_contacts_left = 10;
1198 		byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1199 		y_offset = 0;
1200 	}
1201 
1202 	/*
1203 	 * First packet resets the counter since only the first
1204 	 * packet in series will have non-zero current_num_contacts.
1205 	 */
1206 	if (current_num_contacts)
1207 		wacom->num_contacts_left = current_num_contacts;
1208 
1209 	contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1210 
1211 	for (i = 0; i < contacts_to_send; i++) {
1212 		int offset = (byte_per_packet * i) + 1;
1213 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1214 		int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1215 
1216 		if (slot < 0)
1217 			continue;
1218 		input_mt_slot(input, slot);
1219 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1220 
1221 		if (touch) {
1222 			int t_x = get_unaligned_le16(&data[offset + 2]);
1223 			int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1224 
1225 			input_report_abs(input, ABS_MT_POSITION_X, t_x);
1226 			input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1227 
1228 			if (wacom->features.type != WACOM_27QHDT) {
1229 				int c_x = get_unaligned_le16(&data[offset + 4]);
1230 				int c_y = get_unaligned_le16(&data[offset + 8]);
1231 				int w = get_unaligned_le16(&data[offset + 10]);
1232 				int h = get_unaligned_le16(&data[offset + 12]);
1233 
1234 				input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1235 				input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1236 						 min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1237 				input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1238 				input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1239 			}
1240 		}
1241 	}
1242 	input_mt_sync_frame(input);
1243 
1244 	wacom->num_contacts_left -= contacts_to_send;
1245 	if (wacom->num_contacts_left <= 0) {
1246 		wacom->num_contacts_left = 0;
1247 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1248 	}
1249 	return 1;
1250 }
1251 
1252 static int wacom_mt_touch(struct wacom_wac *wacom)
1253 {
1254 	struct input_dev *input = wacom->touch_input;
1255 	unsigned char *data = wacom->data;
1256 	int i;
1257 	int current_num_contacts = data[2];
1258 	int contacts_to_send = 0;
1259 	int x_offset = 0;
1260 
1261 	/* MTTPC does not support Height and Width */
1262 	if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1263 		x_offset = -4;
1264 
1265 	/*
1266 	 * First packet resets the counter since only the first
1267 	 * packet in series will have non-zero current_num_contacts.
1268 	 */
1269 	if (current_num_contacts)
1270 		wacom->num_contacts_left = current_num_contacts;
1271 
1272 	/* There are at most 5 contacts per packet */
1273 	contacts_to_send = min(5, wacom->num_contacts_left);
1274 
1275 	for (i = 0; i < contacts_to_send; i++) {
1276 		int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1277 		bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1278 		int id = get_unaligned_le16(&data[offset + 1]);
1279 		int slot = input_mt_get_slot_by_key(input, id);
1280 
1281 		if (slot < 0)
1282 			continue;
1283 
1284 		input_mt_slot(input, slot);
1285 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1286 		if (touch) {
1287 			int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1288 			int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1289 			input_report_abs(input, ABS_MT_POSITION_X, x);
1290 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1291 		}
1292 	}
1293 	input_mt_sync_frame(input);
1294 
1295 	wacom->num_contacts_left -= contacts_to_send;
1296 	if (wacom->num_contacts_left <= 0) {
1297 		wacom->num_contacts_left = 0;
1298 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1299 	}
1300 	return 1;
1301 }
1302 
1303 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1304 {
1305 	struct input_dev *input = wacom->touch_input;
1306 	unsigned char *data = wacom->data;
1307 	int i;
1308 
1309 	for (i = 0; i < 2; i++) {
1310 		int p = data[1] & (1 << i);
1311 		bool touch = p && report_touch_events(wacom);
1312 
1313 		input_mt_slot(input, i);
1314 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1315 		if (touch) {
1316 			int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1317 			int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1318 
1319 			input_report_abs(input, ABS_MT_POSITION_X, x);
1320 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1321 		}
1322 	}
1323 	input_mt_sync_frame(input);
1324 
1325 	/* keep touch state for pen event */
1326 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1327 
1328 	return 1;
1329 }
1330 
1331 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1332 {
1333 	unsigned char *data = wacom->data;
1334 	struct input_dev *input = wacom->touch_input;
1335 	bool prox = report_touch_events(wacom);
1336 	int x = 0, y = 0;
1337 
1338 	if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1339 		return 0;
1340 
1341 	if (len == WACOM_PKGLEN_TPC1FG) {
1342 		prox = prox && (data[0] & 0x01);
1343 		x = get_unaligned_le16(&data[1]);
1344 		y = get_unaligned_le16(&data[3]);
1345 	} else if (len == WACOM_PKGLEN_TPC1FG_B) {
1346 		prox = prox && (data[2] & 0x01);
1347 		x = get_unaligned_le16(&data[3]);
1348 		y = get_unaligned_le16(&data[5]);
1349 	} else {
1350 		prox = prox && (data[1] & 0x01);
1351 		x = le16_to_cpup((__le16 *)&data[2]);
1352 		y = le16_to_cpup((__le16 *)&data[4]);
1353 	}
1354 
1355 	if (prox) {
1356 		input_report_abs(input, ABS_X, x);
1357 		input_report_abs(input, ABS_Y, y);
1358 	}
1359 	input_report_key(input, BTN_TOUCH, prox);
1360 
1361 	/* keep touch state for pen events */
1362 	wacom->shared->touch_down = prox;
1363 
1364 	return 1;
1365 }
1366 
1367 static int wacom_tpc_pen(struct wacom_wac *wacom)
1368 {
1369 	unsigned char *data = wacom->data;
1370 	struct input_dev *input = wacom->pen_input;
1371 	bool prox = data[1] & 0x20;
1372 
1373 	if (!wacom->shared->stylus_in_proximity) /* first in prox */
1374 		/* Going into proximity select tool */
1375 		wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1376 
1377 	/* keep pen state for touch events */
1378 	wacom->shared->stylus_in_proximity = prox;
1379 
1380 	/* send pen events only when touch is up or forced out
1381 	 * or touch arbitration is off
1382 	 */
1383 	if (!delay_pen_events(wacom)) {
1384 		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1385 		input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1386 		input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1387 		input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1388 		input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1389 		input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1390 		input_report_key(input, wacom->tool[0], prox);
1391 		return 1;
1392 	}
1393 
1394 	return 0;
1395 }
1396 
1397 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1398 {
1399 	unsigned char *data = wacom->data;
1400 
1401 	if (wacom->pen_input)
1402 		dev_dbg(wacom->pen_input->dev.parent,
1403 			"%s: received report #%d\n", __func__, data[0]);
1404 	else if (wacom->touch_input)
1405 		dev_dbg(wacom->touch_input->dev.parent,
1406 			"%s: received report #%d\n", __func__, data[0]);
1407 
1408 	switch (len) {
1409 	case WACOM_PKGLEN_TPC1FG:
1410 		return wacom_tpc_single_touch(wacom, len);
1411 
1412 	case WACOM_PKGLEN_TPC2FG:
1413 		return wacom_tpc_mt_touch(wacom);
1414 
1415 	case WACOM_PKGLEN_PENABLED:
1416 		return wacom_tpc_pen(wacom);
1417 
1418 	default:
1419 		switch (data[0]) {
1420 		case WACOM_REPORT_TPC1FG:
1421 		case WACOM_REPORT_TPCHID:
1422 		case WACOM_REPORT_TPCST:
1423 		case WACOM_REPORT_TPC1FGE:
1424 			return wacom_tpc_single_touch(wacom, len);
1425 
1426 		case WACOM_REPORT_TPCMT:
1427 		case WACOM_REPORT_TPCMT2:
1428 			return wacom_mt_touch(wacom);
1429 
1430 		case WACOM_REPORT_PENABLED:
1431 			return wacom_tpc_pen(wacom);
1432 		}
1433 	}
1434 
1435 	return 0;
1436 }
1437 
1438 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1439 		struct hid_field *field, __u8 type, __u16 code, int fuzz)
1440 {
1441 	int fmin = field->logical_minimum;
1442 	int fmax = field->logical_maximum;
1443 
1444 	usage->type = type;
1445 	usage->code = code;
1446 
1447 	set_bit(type, input->evbit);
1448 
1449 	switch (type) {
1450 	case EV_ABS:
1451 		input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1452 		input_abs_set_res(input, code,
1453 				  hidinput_calc_abs_res(field, code));
1454 		break;
1455 	case EV_KEY:
1456 		input_set_capability(input, EV_KEY, code);
1457 		break;
1458 	case EV_MSC:
1459 		input_set_capability(input, EV_MSC, code);
1460 		break;
1461 	}
1462 }
1463 
1464 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
1465 		struct hid_field *field, struct hid_usage *usage)
1466 {
1467 	struct wacom *wacom = hid_get_drvdata(hdev);
1468 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1469 	struct input_dev *input = wacom_wac->pen_input;
1470 
1471 	switch (usage->hid) {
1472 	case HID_GD_X:
1473 		wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
1474 		break;
1475 	case HID_GD_Y:
1476 		wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
1477 		break;
1478 	case HID_DG_TIPPRESSURE:
1479 		wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
1480 		break;
1481 	case HID_DG_INRANGE:
1482 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
1483 		break;
1484 	case HID_DG_INVERT:
1485 		wacom_map_usage(input, usage, field, EV_KEY,
1486 				BTN_TOOL_RUBBER, 0);
1487 		break;
1488 	case HID_DG_ERASER:
1489 	case HID_DG_TIPSWITCH:
1490 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
1491 		break;
1492 	case HID_DG_BARRELSWITCH:
1493 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
1494 		break;
1495 	case HID_DG_BARRELSWITCH2:
1496 		wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
1497 		break;
1498 	case HID_DG_TOOLSERIALNUMBER:
1499 		wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
1500 		break;
1501 	}
1502 }
1503 
1504 static int wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
1505 		struct hid_usage *usage, __s32 value)
1506 {
1507 	struct wacom *wacom = hid_get_drvdata(hdev);
1508 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1509 	struct input_dev *input = wacom_wac->pen_input;
1510 
1511 	/* checking which Tool / tip switch to send */
1512 	switch (usage->hid) {
1513 	case HID_DG_INRANGE:
1514 		wacom_wac->hid_data.inrange_state = value;
1515 		return 0;
1516 	case HID_DG_INVERT:
1517 		wacom_wac->hid_data.invert_state = value;
1518 		return 0;
1519 	case HID_DG_ERASER:
1520 	case HID_DG_TIPSWITCH:
1521 		wacom_wac->hid_data.tipswitch |= value;
1522 		return 0;
1523 	}
1524 
1525 	/* send pen events only when touch is up or forced out
1526 	 * or touch arbitration is off
1527 	 */
1528 	if (!usage->type || delay_pen_events(wacom_wac))
1529 		return 0;
1530 
1531 	input_event(input, usage->type, usage->code, value);
1532 
1533 	return 0;
1534 }
1535 
1536 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
1537 		struct hid_report *report)
1538 {
1539 	return;
1540 }
1541 
1542 static void wacom_wac_pen_report(struct hid_device *hdev,
1543 		struct hid_report *report)
1544 {
1545 	struct wacom *wacom = hid_get_drvdata(hdev);
1546 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1547 	struct input_dev *input = wacom_wac->pen_input;
1548 	bool prox = wacom_wac->hid_data.inrange_state;
1549 
1550 	if (!wacom_wac->shared->stylus_in_proximity) /* first in prox */
1551 		/* Going into proximity select tool */
1552 		wacom_wac->tool[0] = wacom_wac->hid_data.invert_state ?
1553 						BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1554 
1555 	/* keep pen state for touch events */
1556 	wacom_wac->shared->stylus_in_proximity = prox;
1557 
1558 	if (!delay_pen_events(wacom_wac)) {
1559 		input_report_key(input, BTN_TOUCH,
1560 				wacom_wac->hid_data.tipswitch);
1561 		input_report_key(input, wacom_wac->tool[0], prox);
1562 
1563 		wacom_wac->hid_data.tipswitch = false;
1564 
1565 		input_sync(input);
1566 	}
1567 }
1568 
1569 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
1570 		struct hid_field *field, struct hid_usage *usage)
1571 {
1572 	struct wacom *wacom = hid_get_drvdata(hdev);
1573 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1574 	struct input_dev *input = wacom_wac->touch_input;
1575 	unsigned touch_max = wacom_wac->features.touch_max;
1576 
1577 	switch (usage->hid) {
1578 	case HID_GD_X:
1579 		if (touch_max == 1)
1580 			wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
1581 		else
1582 			wacom_map_usage(input, usage, field, EV_ABS,
1583 					ABS_MT_POSITION_X, 4);
1584 		break;
1585 	case HID_GD_Y:
1586 		if (touch_max == 1)
1587 			wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
1588 		else
1589 			wacom_map_usage(input, usage, field, EV_ABS,
1590 					ABS_MT_POSITION_Y, 4);
1591 		break;
1592 	case HID_DG_WIDTH:
1593 	case HID_DG_HEIGHT:
1594 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
1595 		wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
1596 		input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
1597 		break;
1598 	case HID_DG_TIPSWITCH:
1599 		wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
1600 		break;
1601 	case HID_DG_CONTACTCOUNT:
1602 		wacom_wac->hid_data.cc_report = field->report->id;
1603 		wacom_wac->hid_data.cc_index = field->index;
1604 		wacom_wac->hid_data.cc_value_index = usage->usage_index;
1605 		break;
1606 	}
1607 }
1608 
1609 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
1610 		struct input_dev *input)
1611 {
1612 	struct hid_data *hid_data = &wacom_wac->hid_data;
1613 	bool mt = wacom_wac->features.touch_max > 1;
1614 	bool prox = hid_data->tipswitch &&
1615 		    report_touch_events(wacom_wac);
1616 
1617 	wacom_wac->hid_data.num_received++;
1618 	if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
1619 		return;
1620 
1621 	if (mt) {
1622 		int slot;
1623 
1624 		slot = input_mt_get_slot_by_key(input, hid_data->id);
1625 		input_mt_slot(input, slot);
1626 		input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
1627 	}
1628 	else {
1629 		input_report_key(input, BTN_TOUCH, prox);
1630 	}
1631 
1632 	if (prox) {
1633 		input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
1634 				 hid_data->x);
1635 		input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
1636 				 hid_data->y);
1637 
1638 		if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
1639 			input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
1640 			input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
1641 			if (hid_data->width != hid_data->height)
1642 				input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
1643 		}
1644 	}
1645 }
1646 
1647 static int wacom_wac_finger_event(struct hid_device *hdev,
1648 		struct hid_field *field, struct hid_usage *usage, __s32 value)
1649 {
1650 	struct wacom *wacom = hid_get_drvdata(hdev);
1651 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1652 
1653 	switch (usage->hid) {
1654 	case HID_GD_X:
1655 		wacom_wac->hid_data.x = value;
1656 		break;
1657 	case HID_GD_Y:
1658 		wacom_wac->hid_data.y = value;
1659 		break;
1660 	case HID_DG_WIDTH:
1661 		wacom_wac->hid_data.width = value;
1662 		break;
1663 	case HID_DG_HEIGHT:
1664 		wacom_wac->hid_data.height = value;
1665 		break;
1666 	case HID_DG_CONTACTID:
1667 		wacom_wac->hid_data.id = value;
1668 		break;
1669 	case HID_DG_TIPSWITCH:
1670 		wacom_wac->hid_data.tipswitch = value;
1671 		break;
1672 	}
1673 
1674 
1675 	if (usage->usage_index + 1 == field->report_count) {
1676 		if (usage->hid == wacom_wac->hid_data.last_slot_field)
1677 			wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
1678 	}
1679 
1680 	return 0;
1681 }
1682 
1683 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
1684 		struct hid_report *report)
1685 {
1686 	struct wacom *wacom = hid_get_drvdata(hdev);
1687 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1688 	struct hid_data* hid_data = &wacom_wac->hid_data;
1689 	int i;
1690 
1691 	for (i = 0; i < report->maxfield; i++) {
1692 		struct hid_field *field = report->field[i];
1693 		int j;
1694 
1695 		for (j = 0; j < field->maxusage; j++) {
1696 			struct hid_usage *usage = &field->usage[j];
1697 
1698 			switch (usage->hid) {
1699 			case HID_GD_X:
1700 			case HID_GD_Y:
1701 			case HID_DG_WIDTH:
1702 			case HID_DG_HEIGHT:
1703 			case HID_DG_CONTACTID:
1704 			case HID_DG_INRANGE:
1705 			case HID_DG_INVERT:
1706 			case HID_DG_TIPSWITCH:
1707 				hid_data->last_slot_field = usage->hid;
1708 				break;
1709 			case HID_DG_CONTACTCOUNT:
1710 				hid_data->cc_report = report->id;
1711 				hid_data->cc_index = i;
1712 				hid_data->cc_value_index = j;
1713 				break;
1714 			}
1715 		}
1716 	}
1717 
1718 	if (hid_data->cc_report != 0 &&
1719 	    hid_data->cc_index >= 0) {
1720 		struct hid_field *field = report->field[hid_data->cc_index];
1721 		int value = field->value[hid_data->cc_value_index];
1722 		if (value)
1723 			hid_data->num_expected = value;
1724 	}
1725 	else {
1726 		hid_data->num_expected = wacom_wac->features.touch_max;
1727 	}
1728 }
1729 
1730 static void wacom_wac_finger_report(struct hid_device *hdev,
1731 		struct hid_report *report)
1732 {
1733 	struct wacom *wacom = hid_get_drvdata(hdev);
1734 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1735 	struct input_dev *input = wacom_wac->touch_input;
1736 	unsigned touch_max = wacom_wac->features.touch_max;
1737 
1738 	/* If more packets of data are expected, give us a chance to
1739 	 * process them rather than immediately syncing a partial
1740 	 * update.
1741 	 */
1742 	if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
1743 		return;
1744 
1745 	if (touch_max > 1)
1746 		input_mt_sync_frame(input);
1747 
1748 	input_sync(input);
1749 	wacom_wac->hid_data.num_received = 0;
1750 
1751 	/* keep touch state for pen event */
1752 	wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
1753 }
1754 
1755 void wacom_wac_usage_mapping(struct hid_device *hdev,
1756 		struct hid_field *field, struct hid_usage *usage)
1757 {
1758 	struct wacom *wacom = hid_get_drvdata(hdev);
1759 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1760 	struct wacom_features *features = &wacom_wac->features;
1761 
1762 	/* currently, only direct devices have proper hid report descriptors */
1763 	features->device_type |= WACOM_DEVICETYPE_DIRECT;
1764 
1765 	if (WACOM_PEN_FIELD(field))
1766 		return wacom_wac_pen_usage_mapping(hdev, field, usage);
1767 
1768 	if (WACOM_FINGER_FIELD(field))
1769 		return wacom_wac_finger_usage_mapping(hdev, field, usage);
1770 }
1771 
1772 int wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
1773 		struct hid_usage *usage, __s32 value)
1774 {
1775 	struct wacom *wacom = hid_get_drvdata(hdev);
1776 
1777 	if (wacom->wacom_wac.features.type != HID_GENERIC)
1778 		return 0;
1779 
1780 	if (WACOM_PEN_FIELD(field))
1781 		return wacom_wac_pen_event(hdev, field, usage, value);
1782 
1783 	if (WACOM_FINGER_FIELD(field))
1784 		return wacom_wac_finger_event(hdev, field, usage, value);
1785 
1786 	return 0;
1787 }
1788 
1789 static void wacom_report_events(struct hid_device *hdev, struct hid_report *report)
1790 {
1791 	int r;
1792 
1793 	for (r = 0; r < report->maxfield; r++) {
1794 		struct hid_field *field;
1795 		unsigned count, n;
1796 
1797 		field = report->field[r];
1798 		count = field->report_count;
1799 
1800 		if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
1801 			continue;
1802 
1803 		for (n = 0; n < count; n++)
1804 			wacom_wac_event(hdev, field, &field->usage[n], field->value[n]);
1805 	}
1806 }
1807 
1808 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
1809 {
1810 	struct wacom *wacom = hid_get_drvdata(hdev);
1811 	struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1812 	struct hid_field *field = report->field[0];
1813 
1814 	if (wacom_wac->features.type != HID_GENERIC)
1815 		return;
1816 
1817 	if (WACOM_PEN_FIELD(field))
1818 		wacom_wac_pen_pre_report(hdev, report);
1819 
1820 	if (WACOM_FINGER_FIELD(field))
1821 		wacom_wac_finger_pre_report(hdev, report);
1822 
1823 	wacom_report_events(hdev, report);
1824 
1825 	if (WACOM_PEN_FIELD(field))
1826 		return wacom_wac_pen_report(hdev, report);
1827 
1828 	if (WACOM_FINGER_FIELD(field))
1829 		return wacom_wac_finger_report(hdev, report);
1830 }
1831 
1832 static int wacom_bpt_touch(struct wacom_wac *wacom)
1833 {
1834 	struct wacom_features *features = &wacom->features;
1835 	struct input_dev *input = wacom->touch_input;
1836 	struct input_dev *pad_input = wacom->pad_input;
1837 	unsigned char *data = wacom->data;
1838 	int i;
1839 
1840 	if (data[0] != 0x02)
1841 	    return 0;
1842 
1843 	for (i = 0; i < 2; i++) {
1844 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
1845 		bool touch = report_touch_events(wacom)
1846 			   && (data[offset + 3] & 0x80);
1847 
1848 		input_mt_slot(input, i);
1849 		input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1850 		if (touch) {
1851 			int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
1852 			int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
1853 			if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
1854 				x <<= 5;
1855 				y <<= 5;
1856 			}
1857 			input_report_abs(input, ABS_MT_POSITION_X, x);
1858 			input_report_abs(input, ABS_MT_POSITION_Y, y);
1859 		}
1860 	}
1861 
1862 	input_mt_sync_frame(input);
1863 
1864 	input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
1865 	input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
1866 	input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
1867 	input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
1868 	wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1869 
1870 	return 1;
1871 }
1872 
1873 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
1874 {
1875 	struct wacom_features *features = &wacom->features;
1876 	struct input_dev *input = wacom->touch_input;
1877 	bool touch = data[1] & 0x80;
1878 	int slot = input_mt_get_slot_by_key(input, data[0]);
1879 
1880 	if (slot < 0)
1881 		return;
1882 
1883 	touch = touch && report_touch_events(wacom);
1884 
1885 	input_mt_slot(input, slot);
1886 	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1887 
1888 	if (touch) {
1889 		int x = (data[2] << 4) | (data[4] >> 4);
1890 		int y = (data[3] << 4) | (data[4] & 0x0f);
1891 		int width, height;
1892 
1893 		if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
1894 			width  = data[5] * 100;
1895 			height = data[6] * 100;
1896 		} else {
1897 			/*
1898 			 * "a" is a scaled-down area which we assume is
1899 			 * roughly circular and which can be described as:
1900 			 * a=(pi*r^2)/C.
1901 			 */
1902 			int a = data[5];
1903 			int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
1904 			int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
1905 			width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
1906 			height = width * y_res / x_res;
1907 		}
1908 
1909 		input_report_abs(input, ABS_MT_POSITION_X, x);
1910 		input_report_abs(input, ABS_MT_POSITION_Y, y);
1911 		input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
1912 		input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
1913 	}
1914 }
1915 
1916 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
1917 {
1918 	struct input_dev *input = wacom->pad_input;
1919 	struct wacom_features *features = &wacom->features;
1920 
1921 	if (features->type == INTUOSHT || features->type == INTUOSHT2) {
1922 		input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
1923 		input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
1924 	} else {
1925 		input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
1926 		input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
1927 	}
1928 	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
1929 	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
1930 }
1931 
1932 static int wacom_bpt3_touch(struct wacom_wac *wacom)
1933 {
1934 	unsigned char *data = wacom->data;
1935 	int count = data[1] & 0x07;
1936 	int  touch_changed = 0, i;
1937 
1938 	if (data[0] != 0x02)
1939 	    return 0;
1940 
1941 	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
1942 	for (i = 0; i < count; i++) {
1943 		int offset = (8 * i) + 2;
1944 		int msg_id = data[offset];
1945 
1946 		if (msg_id >= 2 && msg_id <= 17) {
1947 			wacom_bpt3_touch_msg(wacom, data + offset);
1948 			touch_changed++;
1949 		} else if (msg_id == 128)
1950 			wacom_bpt3_button_msg(wacom, data + offset);
1951 
1952 	}
1953 
1954 	/* only update touch if we actually have a touchpad and touch data changed */
1955 	if (wacom->touch_input && touch_changed) {
1956 		input_mt_sync_frame(wacom->touch_input);
1957 		wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1958 	}
1959 
1960 	return 1;
1961 }
1962 
1963 static int wacom_bpt_pen(struct wacom_wac *wacom)
1964 {
1965 	struct wacom_features *features = &wacom->features;
1966 	struct input_dev *input = wacom->pen_input;
1967 	unsigned char *data = wacom->data;
1968 	int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0;
1969 
1970 	if (data[0] != WACOM_REPORT_PENABLED)
1971 	    return 0;
1972 
1973 	prox = (data[1] & 0x20) == 0x20;
1974 
1975 	/*
1976 	 * All reports shared between PEN and RUBBER tool must be
1977 	 * forced to a known starting value (zero) when transitioning to
1978 	 * out-of-prox.
1979 	 *
1980 	 * If not reset then, to userspace, it will look like lost events
1981 	 * if new tool comes in-prox with same values as previous tool sent.
1982 	 *
1983 	 * Hardware does report zero in most out-of-prox cases but not all.
1984 	 */
1985 	if (!wacom->shared->stylus_in_proximity) {
1986 		if (data[1] & 0x08) {
1987 			wacom->tool[0] = BTN_TOOL_RUBBER;
1988 			wacom->id[0] = ERASER_DEVICE_ID;
1989 		} else {
1990 			wacom->tool[0] = BTN_TOOL_PEN;
1991 			wacom->id[0] = STYLUS_DEVICE_ID;
1992 		}
1993 	}
1994 
1995 	wacom->shared->stylus_in_proximity = prox;
1996 	if (delay_pen_events(wacom))
1997 		return 0;
1998 
1999 	if (prox) {
2000 		x = le16_to_cpup((__le16 *)&data[2]);
2001 		y = le16_to_cpup((__le16 *)&data[4]);
2002 		p = le16_to_cpup((__le16 *)&data[6]);
2003 		/*
2004 		 * Convert distance from out prox to distance from tablet.
2005 		 * distance will be greater than distance_max once
2006 		 * touching and applying pressure; do not report negative
2007 		 * distance.
2008 		 */
2009 		if (data[8] <= features->distance_max)
2010 			d = features->distance_max - data[8];
2011 
2012 		pen = data[1] & 0x01;
2013 		btn1 = data[1] & 0x02;
2014 		btn2 = data[1] & 0x04;
2015 	} else {
2016 		wacom->id[0] = 0;
2017 	}
2018 
2019 	input_report_key(input, BTN_TOUCH, pen);
2020 	input_report_key(input, BTN_STYLUS, btn1);
2021 	input_report_key(input, BTN_STYLUS2, btn2);
2022 
2023 	input_report_abs(input, ABS_X, x);
2024 	input_report_abs(input, ABS_Y, y);
2025 	input_report_abs(input, ABS_PRESSURE, p);
2026 	input_report_abs(input, ABS_DISTANCE, d);
2027 
2028 	input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */
2029 	input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
2030 
2031 	return 1;
2032 }
2033 
2034 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
2035 {
2036 	struct wacom_features *features = &wacom->features;
2037 
2038 	if ((features->type == INTUOSHT2) &&
2039 	    (features->device_type & WACOM_DEVICETYPE_PEN))
2040 		return wacom_intuos_irq(wacom);
2041 	else if (len == WACOM_PKGLEN_BBTOUCH)
2042 		return wacom_bpt_touch(wacom);
2043 	else if (len == WACOM_PKGLEN_BBTOUCH3)
2044 		return wacom_bpt3_touch(wacom);
2045 	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
2046 		return wacom_bpt_pen(wacom);
2047 
2048 	return 0;
2049 }
2050 
2051 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
2052 		unsigned char *data)
2053 {
2054 	unsigned char prefix;
2055 
2056 	/*
2057 	 * We need to reroute the event from the debug interface to the
2058 	 * pen interface.
2059 	 * We need to add the report ID to the actual pen report, so we
2060 	 * temporary overwrite the first byte to prevent having to kzalloc/kfree
2061 	 * and memcpy the report.
2062 	 */
2063 	prefix = data[0];
2064 	data[0] = WACOM_REPORT_BPAD_PEN;
2065 
2066 	/*
2067 	 * actually reroute the event.
2068 	 * No need to check if wacom->shared->pen is valid, hid_input_report()
2069 	 * will check for us.
2070 	 */
2071 	hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
2072 			 WACOM_PKGLEN_PENABLED, 1);
2073 
2074 	data[0] = prefix;
2075 }
2076 
2077 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
2078 		unsigned char *data)
2079 {
2080 	struct input_dev *input = wacom->touch_input;
2081 	unsigned char *finger_data, prefix;
2082 	unsigned id;
2083 	int x, y;
2084 	bool valid;
2085 
2086 	prefix = data[0];
2087 
2088 	for (id = 0; id < wacom->features.touch_max; id++) {
2089 		valid = !!(prefix & BIT(id)) &&
2090 			report_touch_events(wacom);
2091 
2092 		input_mt_slot(input, id);
2093 		input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
2094 
2095 		if (!valid)
2096 			continue;
2097 
2098 		finger_data = data + 1 + id * 3;
2099 		x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
2100 		y = (finger_data[2] << 4) | (finger_data[1] >> 4);
2101 
2102 		input_report_abs(input, ABS_MT_POSITION_X, x);
2103 		input_report_abs(input, ABS_MT_POSITION_Y, y);
2104 	}
2105 
2106 	input_mt_sync_frame(input);
2107 
2108 	input_report_key(input, BTN_LEFT, prefix & 0x40);
2109 	input_report_key(input, BTN_RIGHT, prefix & 0x80);
2110 
2111 	/* keep touch state for pen event */
2112 	wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
2113 
2114 	return 1;
2115 }
2116 
2117 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
2118 {
2119 	unsigned char *data = wacom->data;
2120 
2121 	if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
2122 	      (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
2123 	    (data[0] != WACOM_REPORT_BPAD_TOUCH))
2124 		return 0;
2125 
2126 	if (data[1] & 0x01)
2127 		wacom_bamboo_pad_pen_event(wacom, &data[1]);
2128 
2129 	if (data[1] & 0x02)
2130 		return wacom_bamboo_pad_touch_event(wacom, &data[9]);
2131 
2132 	return 0;
2133 }
2134 
2135 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
2136 {
2137 	unsigned char *data = wacom->data;
2138 	int connected;
2139 
2140 	if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
2141 		return 0;
2142 
2143 	connected = data[1] & 0x01;
2144 	if (connected) {
2145 		int pid, battery, charging;
2146 
2147 		if ((wacom->shared->type == INTUOSHT ||
2148 		    wacom->shared->type == INTUOSHT2) &&
2149 		    wacom->shared->touch_input &&
2150 		    wacom->shared->touch_max) {
2151 			input_report_switch(wacom->shared->touch_input,
2152 					SW_MUTE_DEVICE, data[5] & 0x40);
2153 			input_sync(wacom->shared->touch_input);
2154 		}
2155 
2156 		pid = get_unaligned_be16(&data[6]);
2157 		battery = (data[5] & 0x3f) * 100 / 31;
2158 		charging = !!(data[5] & 0x80);
2159 		if (wacom->pid != pid) {
2160 			wacom->pid = pid;
2161 			wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2162 		}
2163 
2164 		wacom_notify_battery(wacom, battery, charging, 1, 0);
2165 
2166 	} else if (wacom->pid != 0) {
2167 		/* disconnected while previously connected */
2168 		wacom->pid = 0;
2169 		wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2170 		wacom_notify_battery(wacom, 0, 0, 0, 0);
2171 	}
2172 
2173 	return 0;
2174 }
2175 
2176 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
2177 {
2178 	struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
2179 	struct wacom_features *features = &wacom_wac->features;
2180 	unsigned char *data = wacom_wac->data;
2181 
2182 	if (data[0] != WACOM_REPORT_USB)
2183 		return 0;
2184 
2185 	if ((features->type == INTUOSHT ||
2186 	    features->type == INTUOSHT2) &&
2187 	    wacom_wac->shared->touch_input &&
2188 	    features->touch_max) {
2189 		input_report_switch(wacom_wac->shared->touch_input,
2190 				    SW_MUTE_DEVICE, data[8] & 0x40);
2191 		input_sync(wacom_wac->shared->touch_input);
2192 	}
2193 
2194 	if (data[9] & 0x02) { /* wireless module is attached */
2195 		int battery = (data[8] & 0x3f) * 100 / 31;
2196 		bool charging = !!(data[8] & 0x80);
2197 
2198 		wacom_notify_battery(wacom_wac, battery, charging,
2199 				     battery || charging, 1);
2200 
2201 		if (!wacom->battery.battery &&
2202 		    !(features->quirks & WACOM_QUIRK_BATTERY)) {
2203 			features->quirks |= WACOM_QUIRK_BATTERY;
2204 			wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2205 		}
2206 	}
2207 	else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
2208 		 wacom->battery.battery) {
2209 		features->quirks &= ~WACOM_QUIRK_BATTERY;
2210 		wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2211 		wacom_notify_battery(wacom_wac, 0, 0, 0, 0);
2212 	}
2213 	return 0;
2214 }
2215 
2216 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
2217 {
2218 	bool sync;
2219 
2220 	switch (wacom_wac->features.type) {
2221 	case PENPARTNER:
2222 		sync = wacom_penpartner_irq(wacom_wac);
2223 		break;
2224 
2225 	case PL:
2226 		sync = wacom_pl_irq(wacom_wac);
2227 		break;
2228 
2229 	case WACOM_G4:
2230 	case GRAPHIRE:
2231 	case GRAPHIRE_BT:
2232 	case WACOM_MO:
2233 		sync = wacom_graphire_irq(wacom_wac);
2234 		break;
2235 
2236 	case PTU:
2237 		sync = wacom_ptu_irq(wacom_wac);
2238 		break;
2239 
2240 	case DTU:
2241 		sync = wacom_dtu_irq(wacom_wac);
2242 		break;
2243 
2244 	case DTUS:
2245 	case DTUSX:
2246 		sync = wacom_dtus_irq(wacom_wac);
2247 		break;
2248 
2249 	case INTUOS:
2250 	case INTUOS3S:
2251 	case INTUOS3:
2252 	case INTUOS3L:
2253 	case INTUOS4S:
2254 	case INTUOS4:
2255 	case INTUOS4L:
2256 	case CINTIQ:
2257 	case WACOM_BEE:
2258 	case WACOM_13HD:
2259 	case WACOM_21UX2:
2260 	case WACOM_22HD:
2261 	case WACOM_24HD:
2262 	case WACOM_27QHD:
2263 	case DTK:
2264 	case CINTIQ_HYBRID:
2265 	case CINTIQ_COMPANION_2:
2266 		sync = wacom_intuos_irq(wacom_wac);
2267 		break;
2268 
2269 	case INTUOS4WL:
2270 		sync = wacom_intuos_bt_irq(wacom_wac, len);
2271 		break;
2272 
2273 	case WACOM_24HDT:
2274 	case WACOM_27QHDT:
2275 		sync = wacom_24hdt_irq(wacom_wac);
2276 		break;
2277 
2278 	case INTUOS5S:
2279 	case INTUOS5:
2280 	case INTUOS5L:
2281 	case INTUOSPS:
2282 	case INTUOSPM:
2283 	case INTUOSPL:
2284 		if (len == WACOM_PKGLEN_BBTOUCH3)
2285 			sync = wacom_bpt3_touch(wacom_wac);
2286 		else if (wacom_wac->data[0] == WACOM_REPORT_USB)
2287 			sync = wacom_status_irq(wacom_wac, len);
2288 		else
2289 			sync = wacom_intuos_irq(wacom_wac);
2290 		break;
2291 
2292 	case TABLETPC:
2293 	case TABLETPCE:
2294 	case TABLETPC2FG:
2295 	case MTSCREEN:
2296 	case MTTPC:
2297 	case MTTPC_B:
2298 		sync = wacom_tpc_irq(wacom_wac, len);
2299 		break;
2300 
2301 	case BAMBOO_PT:
2302 	case BAMBOO_PEN:
2303 	case BAMBOO_TOUCH:
2304 	case INTUOSHT:
2305 	case INTUOSHT2:
2306 		if (wacom_wac->data[0] == WACOM_REPORT_USB)
2307 			sync = wacom_status_irq(wacom_wac, len);
2308 		else
2309 			sync = wacom_bpt_irq(wacom_wac, len);
2310 		break;
2311 
2312 	case BAMBOO_PAD:
2313 		sync = wacom_bamboo_pad_irq(wacom_wac, len);
2314 		break;
2315 
2316 	case WIRELESS:
2317 		sync = wacom_wireless_irq(wacom_wac, len);
2318 		break;
2319 
2320 	case REMOTE:
2321 		sync = false;
2322 		if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
2323 			wacom_remote_status_irq(wacom_wac, len);
2324 		else
2325 			sync = wacom_remote_irq(wacom_wac, len);
2326 		break;
2327 
2328 	default:
2329 		sync = false;
2330 		break;
2331 	}
2332 
2333 	if (sync) {
2334 		if (wacom_wac->pen_input)
2335 			input_sync(wacom_wac->pen_input);
2336 		if (wacom_wac->touch_input)
2337 			input_sync(wacom_wac->touch_input);
2338 		if (wacom_wac->pad_input)
2339 			input_sync(wacom_wac->pad_input);
2340 	}
2341 }
2342 
2343 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
2344 {
2345 	struct input_dev *input_dev = wacom_wac->pen_input;
2346 
2347 	input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
2348 
2349 	__set_bit(BTN_TOOL_PEN, input_dev->keybit);
2350 	__set_bit(BTN_STYLUS, input_dev->keybit);
2351 	__set_bit(BTN_STYLUS2, input_dev->keybit);
2352 
2353 	input_set_abs_params(input_dev, ABS_DISTANCE,
2354 			     0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
2355 }
2356 
2357 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
2358 {
2359 	struct input_dev *input_dev = wacom_wac->pen_input;
2360 	struct wacom_features *features = &wacom_wac->features;
2361 
2362 	wacom_setup_basic_pro_pen(wacom_wac);
2363 
2364 	__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
2365 	__set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
2366 	__set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
2367 	__set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
2368 
2369 	input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
2370 	input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
2371 	input_abs_set_res(input_dev, ABS_TILT_X, 57);
2372 	input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
2373 	input_abs_set_res(input_dev, ABS_TILT_Y, 57);
2374 }
2375 
2376 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
2377 {
2378 	struct input_dev *input_dev = wacom_wac->pen_input;
2379 
2380 	input_set_capability(input_dev, EV_REL, REL_WHEEL);
2381 
2382 	wacom_setup_cintiq(wacom_wac);
2383 
2384 	__set_bit(BTN_LEFT, input_dev->keybit);
2385 	__set_bit(BTN_RIGHT, input_dev->keybit);
2386 	__set_bit(BTN_MIDDLE, input_dev->keybit);
2387 	__set_bit(BTN_SIDE, input_dev->keybit);
2388 	__set_bit(BTN_EXTRA, input_dev->keybit);
2389 	__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
2390 	__set_bit(BTN_TOOL_LENS, input_dev->keybit);
2391 
2392 	input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
2393 	input_abs_set_res(input_dev, ABS_RZ, 287);
2394 	input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
2395 }
2396 
2397 void wacom_setup_device_quirks(struct wacom *wacom)
2398 {
2399 	struct wacom_features *features = &wacom->wacom_wac.features;
2400 
2401 	/* The pen and pad share the same interface on most devices */
2402 	if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
2403 	    features->type == DTUS ||
2404 	    (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
2405 		if (features->device_type & WACOM_DEVICETYPE_PEN)
2406 			features->device_type |= WACOM_DEVICETYPE_PAD;
2407 	}
2408 
2409 	/* touch device found but size is not defined. use default */
2410 	if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
2411 		features->x_max = 1023;
2412 		features->y_max = 1023;
2413 	}
2414 
2415 	/*
2416 	 * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
2417 	 * touch interface in its HID descriptor. If this is the touch
2418 	 * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
2419 	 * tablet values.
2420 	 */
2421 	if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
2422 		(features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
2423 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
2424 			if (features->touch_max)
2425 				features->device_type |= WACOM_DEVICETYPE_TOUCH;
2426 			if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
2427 				features->device_type |= WACOM_DEVICETYPE_PAD;
2428 
2429 			features->x_max = 4096;
2430 			features->y_max = 4096;
2431 		}
2432 		else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
2433 			features->device_type |= WACOM_DEVICETYPE_PAD;
2434 		}
2435 	}
2436 
2437 	/*
2438 	 * Hack for the Bamboo One:
2439 	 * the device presents a PAD/Touch interface as most Bamboos and even
2440 	 * sends ghosts PAD data on it. However, later, we must disable this
2441 	 * ghost interface, and we can not detect it unless we set it here
2442 	 * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
2443 	 */
2444 	if (features->type == BAMBOO_PEN &&
2445 	    features->pktlen == WACOM_PKGLEN_BBTOUCH3)
2446 		features->device_type |= WACOM_DEVICETYPE_PAD;
2447 
2448 	/*
2449 	 * Raw Wacom-mode pen and touch events both come from interface
2450 	 * 0, whose HID descriptor has an application usage of 0xFF0D
2451 	 * (i.e., WACOM_VENDORDEFINED_PEN). We route pen packets back
2452 	 * out through the HID_GENERIC device created for interface 1,
2453 	 * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
2454 	 */
2455 	if (features->type == BAMBOO_PAD)
2456 		features->device_type = WACOM_DEVICETYPE_TOUCH;
2457 
2458 	if (features->type == REMOTE)
2459 		features->device_type = WACOM_DEVICETYPE_PAD;
2460 
2461 	switch (features->type) {
2462 	case PL:
2463 	case DTU:
2464 	case DTUS:
2465 	case DTUSX:
2466 	case WACOM_21UX2:
2467 	case WACOM_22HD:
2468 	case DTK:
2469 	case WACOM_24HD:
2470 	case WACOM_27QHD:
2471 	case CINTIQ_HYBRID:
2472 	case CINTIQ_COMPANION_2:
2473 	case CINTIQ:
2474 	case WACOM_BEE:
2475 	case WACOM_13HD:
2476 	case WACOM_24HDT:
2477 	case WACOM_27QHDT:
2478 	case TABLETPC:
2479 	case TABLETPCE:
2480 	case TABLETPC2FG:
2481 	case MTSCREEN:
2482 	case MTTPC:
2483 	case MTTPC_B:
2484 		features->device_type |= WACOM_DEVICETYPE_DIRECT;
2485 		break;
2486 	}
2487 
2488 	if (wacom->hdev->bus == BUS_BLUETOOTH)
2489 		features->quirks |= WACOM_QUIRK_BATTERY;
2490 
2491 	/* quirk for bamboo touch with 2 low res touches */
2492 	if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
2493 	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
2494 		features->x_max <<= 5;
2495 		features->y_max <<= 5;
2496 		features->x_fuzz <<= 5;
2497 		features->y_fuzz <<= 5;
2498 		features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
2499 	}
2500 
2501 	if (features->type == WIRELESS) {
2502 		if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
2503 			features->quirks |= WACOM_QUIRK_BATTERY;
2504 		}
2505 	}
2506 
2507 	if (features->type == REMOTE)
2508 		features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
2509 }
2510 
2511 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
2512 				   struct wacom_wac *wacom_wac)
2513 {
2514 	struct wacom_features *features = &wacom_wac->features;
2515 
2516 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
2517 
2518 	if (!(features->device_type & WACOM_DEVICETYPE_PEN))
2519 		return -ENODEV;
2520 
2521 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
2522 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
2523 	else
2524 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
2525 
2526 	if (features->type == HID_GENERIC)
2527 		/* setup has already been done */
2528 		return 0;
2529 
2530 	__set_bit(BTN_TOUCH, input_dev->keybit);
2531 	__set_bit(ABS_MISC, input_dev->absbit);
2532 
2533 	input_set_abs_params(input_dev, ABS_X, features->x_min,
2534 			     features->x_max, features->x_fuzz, 0);
2535 	input_set_abs_params(input_dev, ABS_Y, features->y_min,
2536 			     features->y_max, features->y_fuzz, 0);
2537 	input_set_abs_params(input_dev, ABS_PRESSURE, 0,
2538 		features->pressure_max, features->pressure_fuzz, 0);
2539 
2540 	/* penabled devices have fixed resolution for each model */
2541 	input_abs_set_res(input_dev, ABS_X, features->x_resolution);
2542 	input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
2543 
2544 	switch (features->type) {
2545 	case GRAPHIRE_BT:
2546 		__clear_bit(ABS_MISC, input_dev->absbit);
2547 
2548 	case WACOM_MO:
2549 	case WACOM_G4:
2550 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
2551 					      features->distance_max,
2552 					      features->distance_fuzz, 0);
2553 		/* fall through */
2554 
2555 	case GRAPHIRE:
2556 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
2557 
2558 		__set_bit(BTN_LEFT, input_dev->keybit);
2559 		__set_bit(BTN_RIGHT, input_dev->keybit);
2560 		__set_bit(BTN_MIDDLE, input_dev->keybit);
2561 
2562 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
2563 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
2564 		__set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
2565 		__set_bit(BTN_STYLUS, input_dev->keybit);
2566 		__set_bit(BTN_STYLUS2, input_dev->keybit);
2567 		break;
2568 
2569 	case WACOM_27QHD:
2570 	case WACOM_24HD:
2571 	case DTK:
2572 	case WACOM_22HD:
2573 	case WACOM_21UX2:
2574 	case WACOM_BEE:
2575 	case CINTIQ:
2576 	case WACOM_13HD:
2577 	case CINTIQ_HYBRID:
2578 	case CINTIQ_COMPANION_2:
2579 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
2580 		input_abs_set_res(input_dev, ABS_Z, 287);
2581 		wacom_setup_cintiq(wacom_wac);
2582 		break;
2583 
2584 	case INTUOS3:
2585 	case INTUOS3L:
2586 	case INTUOS3S:
2587 	case INTUOS4:
2588 	case INTUOS4WL:
2589 	case INTUOS4L:
2590 	case INTUOS4S:
2591 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
2592 		input_abs_set_res(input_dev, ABS_Z, 287);
2593 		/* fall through */
2594 
2595 	case INTUOS:
2596 		wacom_setup_intuos(wacom_wac);
2597 		break;
2598 
2599 	case INTUOS5:
2600 	case INTUOS5L:
2601 	case INTUOSPM:
2602 	case INTUOSPL:
2603 	case INTUOS5S:
2604 	case INTUOSPS:
2605 		input_set_abs_params(input_dev, ABS_DISTANCE, 0,
2606 				      features->distance_max,
2607 				      features->distance_fuzz, 0);
2608 
2609 		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
2610 		input_abs_set_res(input_dev, ABS_Z, 287);
2611 
2612 		wacom_setup_intuos(wacom_wac);
2613 		break;
2614 
2615 	case WACOM_24HDT:
2616 	case WACOM_27QHDT:
2617 	case MTSCREEN:
2618 	case MTTPC:
2619 	case MTTPC_B:
2620 	case TABLETPC2FG:
2621 	case TABLETPC:
2622 	case TABLETPCE:
2623 		__clear_bit(ABS_MISC, input_dev->absbit);
2624 		/* fall through */
2625 
2626 	case DTUS:
2627 	case DTUSX:
2628 	case PL:
2629 	case DTU:
2630 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
2631 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
2632 		__set_bit(BTN_STYLUS, input_dev->keybit);
2633 		__set_bit(BTN_STYLUS2, input_dev->keybit);
2634 		break;
2635 
2636 	case PTU:
2637 		__set_bit(BTN_STYLUS2, input_dev->keybit);
2638 		/* fall through */
2639 
2640 	case PENPARTNER:
2641 		__set_bit(BTN_TOOL_PEN, input_dev->keybit);
2642 		__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
2643 		__set_bit(BTN_STYLUS, input_dev->keybit);
2644 		break;
2645 
2646 	case INTUOSHT:
2647 	case BAMBOO_PT:
2648 	case BAMBOO_PEN:
2649 	case INTUOSHT2:
2650 		if (features->type == INTUOSHT2) {
2651 			wacom_setup_basic_pro_pen(wacom_wac);
2652 		} else {
2653 			__clear_bit(ABS_MISC, input_dev->absbit);
2654 			__set_bit(BTN_TOOL_PEN, input_dev->keybit);
2655 			__set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
2656 			__set_bit(BTN_STYLUS, input_dev->keybit);
2657 			__set_bit(BTN_STYLUS2, input_dev->keybit);
2658 			input_set_abs_params(input_dev, ABS_DISTANCE, 0,
2659 				      features->distance_max,
2660 				      features->distance_fuzz, 0);
2661 		}
2662 		break;
2663 	case BAMBOO_PAD:
2664 		__clear_bit(ABS_MISC, input_dev->absbit);
2665 		break;
2666 	}
2667 	return 0;
2668 }
2669 
2670 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
2671 					 struct wacom_wac *wacom_wac)
2672 {
2673 	struct wacom_features *features = &wacom_wac->features;
2674 
2675 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
2676 
2677 	if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
2678 		return -ENODEV;
2679 
2680 	if (features->device_type & WACOM_DEVICETYPE_DIRECT)
2681 		__set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
2682 	else
2683 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
2684 
2685 	if (features->type == HID_GENERIC)
2686 		/* setup has already been done */
2687 		return 0;
2688 
2689 	__set_bit(BTN_TOUCH, input_dev->keybit);
2690 
2691 	if (features->touch_max == 1) {
2692 		input_set_abs_params(input_dev, ABS_X, 0,
2693 			features->x_max, features->x_fuzz, 0);
2694 		input_set_abs_params(input_dev, ABS_Y, 0,
2695 			features->y_max, features->y_fuzz, 0);
2696 		input_abs_set_res(input_dev, ABS_X,
2697 				  features->x_resolution);
2698 		input_abs_set_res(input_dev, ABS_Y,
2699 				  features->y_resolution);
2700 	}
2701 	else if (features->touch_max > 1) {
2702 		input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
2703 			features->x_max, features->x_fuzz, 0);
2704 		input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
2705 			features->y_max, features->y_fuzz, 0);
2706 		input_abs_set_res(input_dev, ABS_MT_POSITION_X,
2707 				  features->x_resolution);
2708 		input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
2709 				  features->y_resolution);
2710 	}
2711 
2712 	switch (features->type) {
2713 	case INTUOS5:
2714 	case INTUOS5L:
2715 	case INTUOSPM:
2716 	case INTUOSPL:
2717 	case INTUOS5S:
2718 	case INTUOSPS:
2719 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
2720 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
2721 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
2722 		break;
2723 
2724 	case WACOM_24HDT:
2725 		input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
2726 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
2727 		input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
2728 		input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2729 		/* fall through */
2730 
2731 	case WACOM_27QHDT:
2732 	case MTSCREEN:
2733 	case MTTPC:
2734 	case MTTPC_B:
2735 	case TABLETPC2FG:
2736 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
2737 		/*fall through */
2738 
2739 	case TABLETPC:
2740 	case TABLETPCE:
2741 		break;
2742 
2743 	case INTUOSHT:
2744 	case INTUOSHT2:
2745 		input_dev->evbit[0] |= BIT_MASK(EV_SW);
2746 		__set_bit(SW_MUTE_DEVICE, input_dev->swbit);
2747 		/* fall through */
2748 
2749 	case BAMBOO_PT:
2750 	case BAMBOO_TOUCH:
2751 		if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
2752 			input_set_abs_params(input_dev,
2753 				     ABS_MT_TOUCH_MAJOR,
2754 				     0, features->x_max, 0, 0);
2755 			input_set_abs_params(input_dev,
2756 				     ABS_MT_TOUCH_MINOR,
2757 				     0, features->y_max, 0, 0);
2758 		}
2759 		input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
2760 		break;
2761 
2762 	case BAMBOO_PAD:
2763 		input_mt_init_slots(input_dev, features->touch_max,
2764 				    INPUT_MT_POINTER);
2765 		__set_bit(BTN_LEFT, input_dev->keybit);
2766 		__set_bit(BTN_RIGHT, input_dev->keybit);
2767 		break;
2768 	}
2769 	return 0;
2770 }
2771 
2772 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
2773 				int button_count)
2774 {
2775 	int i;
2776 
2777 	for (i = 0; i < button_count && i < 10; i++)
2778 		__set_bit(BTN_0 + i, input_dev->keybit);
2779 	for (i = 10; i < button_count && i < 16; i++)
2780 		__set_bit(BTN_A + (i-10), input_dev->keybit);
2781 	for (i = 16; i < button_count && i < 18; i++)
2782 		__set_bit(BTN_BASE + (i-16), input_dev->keybit);
2783 }
2784 
2785 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
2786 {
2787 	struct wacom_led *led;
2788 	int i;
2789 	bool updated = false;
2790 
2791 	/*
2792 	 * 24HD has LED group 1 to the left and LED group 0 to the right.
2793 	 * So group 0 matches the second half of the buttons and thus the mask
2794 	 * needs to be shifted.
2795 	 */
2796 	if (group == 0)
2797 		mask >>= 8;
2798 
2799 	for (i = 0; i < 3; i++) {
2800 		led = wacom_led_find(wacom, group, i);
2801 		if (!led) {
2802 			hid_err(wacom->hdev, "can't find LED %d in group %d\n",
2803 				i, group);
2804 			continue;
2805 		}
2806 		if (!updated && mask & BIT(i)) {
2807 			led->held = true;
2808 			led_trigger_event(&led->trigger, LED_FULL);
2809 		} else {
2810 			led->held = false;
2811 		}
2812 	}
2813 }
2814 
2815 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
2816 				 int mask, int group)
2817 {
2818 	int button_per_group;
2819 
2820 	/*
2821 	 * 21UX2 has LED group 1 to the left and LED group 0
2822 	 * to the right. We need to reverse the group to match this
2823 	 * historical behavior.
2824 	 */
2825 	if (wacom->wacom_wac.features.type == WACOM_21UX2)
2826 		group = 1 - group;
2827 
2828 	button_per_group = button_count/wacom->led.count;
2829 
2830 	return mask & (1 << (group * button_per_group));
2831 }
2832 
2833 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
2834 			     int group)
2835 {
2836 	struct wacom_led *led, *next_led;
2837 	int cur;
2838 	bool pressed;
2839 
2840 	if (wacom->wacom_wac.features.type == WACOM_24HD)
2841 		return wacom_24hd_update_leds(wacom, mask, group);
2842 
2843 	pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
2844 	cur = wacom->led.groups[group].select;
2845 
2846 	led = wacom_led_find(wacom, group, cur);
2847 	if (!led) {
2848 		hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
2849 			cur, group);
2850 		return;
2851 	}
2852 
2853 	if (!pressed) {
2854 		led->held = false;
2855 		return;
2856 	}
2857 
2858 	if (led->held && pressed)
2859 		return;
2860 
2861 	next_led = wacom_led_next(wacom, led);
2862 	if (!next_led) {
2863 		hid_err(wacom->hdev, "can't find next LED in group %d\n",
2864 			group);
2865 		return;
2866 	}
2867 	if (next_led == led)
2868 		return;
2869 
2870 	next_led->held = true;
2871 	led_trigger_event(&next_led->trigger,
2872 			  wacom_leds_brightness_get(next_led));
2873 }
2874 
2875 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
2876 				int button_count, int mask)
2877 {
2878 	struct wacom *wacom = input_get_drvdata(input_dev);
2879 	int i;
2880 
2881 	for (i = 0; i < wacom->led.count; i++)
2882 		wacom_update_led(wacom,  button_count, mask, i);
2883 
2884 	for (i = 0; i < button_count && i < 10; i++)
2885 		input_report_key(input_dev, BTN_0 + i, mask & (1 << i));
2886 	for (i = 10; i < button_count && i < 16; i++)
2887 		input_report_key(input_dev, BTN_A + (i-10), mask & (1 << i));
2888 	for (i = 16; i < button_count && i < 18; i++)
2889 		input_report_key(input_dev, BTN_BASE + (i-16), mask & (1 << i));
2890 }
2891 
2892 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
2893 				   struct wacom_wac *wacom_wac)
2894 {
2895 	struct wacom_features *features = &wacom_wac->features;
2896 
2897 	if (!(features->device_type & WACOM_DEVICETYPE_PAD))
2898 		return -ENODEV;
2899 
2900 	if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
2901 		return -ENODEV;
2902 
2903 	input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
2904 
2905 	/* kept for making legacy xf86-input-wacom working with the wheels */
2906 	__set_bit(ABS_MISC, input_dev->absbit);
2907 
2908 	/* kept for making legacy xf86-input-wacom accepting the pad */
2909 	input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
2910 	input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
2911 
2912 	/* kept for making udev and libwacom accepting the pad */
2913 	__set_bit(BTN_STYLUS, input_dev->keybit);
2914 
2915 	wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
2916 
2917 	switch (features->type) {
2918 
2919 	case CINTIQ_HYBRID:
2920 	case CINTIQ_COMPANION_2:
2921 	case DTK:
2922 	case DTUS:
2923 	case GRAPHIRE_BT:
2924 		break;
2925 
2926 	case WACOM_MO:
2927 		__set_bit(BTN_BACK, input_dev->keybit);
2928 		__set_bit(BTN_LEFT, input_dev->keybit);
2929 		__set_bit(BTN_FORWARD, input_dev->keybit);
2930 		__set_bit(BTN_RIGHT, input_dev->keybit);
2931 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
2932 		break;
2933 
2934 	case WACOM_G4:
2935 		__set_bit(BTN_BACK, input_dev->keybit);
2936 		__set_bit(BTN_FORWARD, input_dev->keybit);
2937 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
2938 		break;
2939 
2940 	case WACOM_24HD:
2941 		__set_bit(KEY_PROG1, input_dev->keybit);
2942 		__set_bit(KEY_PROG2, input_dev->keybit);
2943 		__set_bit(KEY_PROG3, input_dev->keybit);
2944 
2945 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
2946 		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
2947 		break;
2948 
2949 	case WACOM_27QHD:
2950 		__set_bit(KEY_PROG1, input_dev->keybit);
2951 		__set_bit(KEY_PROG2, input_dev->keybit);
2952 		__set_bit(KEY_PROG3, input_dev->keybit);
2953 		input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
2954 		input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
2955 		input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
2956 		input_abs_set_res(input_dev, ABS_Y, 1024);
2957 		input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
2958 		input_abs_set_res(input_dev, ABS_Z, 1024);
2959 		__set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
2960 		break;
2961 
2962 	case WACOM_22HD:
2963 		__set_bit(KEY_PROG1, input_dev->keybit);
2964 		__set_bit(KEY_PROG2, input_dev->keybit);
2965 		__set_bit(KEY_PROG3, input_dev->keybit);
2966 		/* fall through */
2967 
2968 	case WACOM_21UX2:
2969 	case WACOM_BEE:
2970 	case CINTIQ:
2971 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
2972 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
2973 		break;
2974 
2975 	case WACOM_13HD:
2976 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
2977 		break;
2978 
2979 	case INTUOS3:
2980 	case INTUOS3L:
2981 		input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
2982 		/* fall through */
2983 
2984 	case INTUOS3S:
2985 		input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
2986 		break;
2987 
2988 	case INTUOS5:
2989 	case INTUOS5L:
2990 	case INTUOSPM:
2991 	case INTUOSPL:
2992 	case INTUOS5S:
2993 	case INTUOSPS:
2994 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
2995 		break;
2996 
2997 	case INTUOS4WL:
2998 		/*
2999 		 * For Bluetooth devices, the udev rule does not work correctly
3000 		 * for pads unless we add a stylus capability, which forces
3001 		 * ID_INPUT_TABLET to be set.
3002 		 */
3003 		__set_bit(BTN_STYLUS, input_dev->keybit);
3004 		/* fall through */
3005 
3006 	case INTUOS4:
3007 	case INTUOS4L:
3008 	case INTUOS4S:
3009 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3010 		break;
3011 
3012 	case INTUOSHT:
3013 	case BAMBOO_PT:
3014 	case BAMBOO_TOUCH:
3015 	case INTUOSHT2:
3016 		__clear_bit(ABS_MISC, input_dev->absbit);
3017 
3018 		__set_bit(BTN_LEFT, input_dev->keybit);
3019 		__set_bit(BTN_FORWARD, input_dev->keybit);
3020 		__set_bit(BTN_BACK, input_dev->keybit);
3021 		__set_bit(BTN_RIGHT, input_dev->keybit);
3022 
3023 		break;
3024 
3025 	case REMOTE:
3026 		input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3027 		input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3028 		break;
3029 
3030 	default:
3031 		/* no pad supported */
3032 		return -ENODEV;
3033 	}
3034 	return 0;
3035 }
3036 
3037 static const struct wacom_features wacom_features_0x00 =
3038 	{ "Wacom Penpartner", 5040, 3780, 255, 0,
3039 	  PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3040 static const struct wacom_features wacom_features_0x10 =
3041 	{ "Wacom Graphire", 10206, 7422, 511, 63,
3042 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3043 static const struct wacom_features wacom_features_0x81 =
3044 	{ "Wacom Graphire BT", 16704, 12064, 511, 32,
3045 	  GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
3046 static const struct wacom_features wacom_features_0x11 =
3047 	{ "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
3048 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3049 static const struct wacom_features wacom_features_0x12 =
3050 	{ "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
3051 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3052 static const struct wacom_features wacom_features_0x13 =
3053 	{ "Wacom Graphire3", 10208, 7424, 511, 63,
3054 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3055 static const struct wacom_features wacom_features_0x14 =
3056 	{ "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
3057 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3058 static const struct wacom_features wacom_features_0x15 =
3059 	{ "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
3060 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3061 static const struct wacom_features wacom_features_0x16 =
3062 	{ "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
3063 	  WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3064 static const struct wacom_features wacom_features_0x17 =
3065 	{ "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
3066 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3067 static const struct wacom_features wacom_features_0x18 =
3068 	{ "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
3069 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3070 static const struct wacom_features wacom_features_0x19 =
3071 	{ "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
3072 	  GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3073 static const struct wacom_features wacom_features_0x60 =
3074 	{ "Wacom Volito", 5104, 3712, 511, 63,
3075 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3076 static const struct wacom_features wacom_features_0x61 =
3077 	{ "Wacom PenStation2", 3250, 2320, 255, 63,
3078 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3079 static const struct wacom_features wacom_features_0x62 =
3080 	{ "Wacom Volito2 4x5", 5104, 3712, 511, 63,
3081 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3082 static const struct wacom_features wacom_features_0x63 =
3083 	{ "Wacom Volito2 2x3", 3248, 2320, 511, 63,
3084 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3085 static const struct wacom_features wacom_features_0x64 =
3086 	{ "Wacom PenPartner2", 3250, 2320, 511, 63,
3087 	  GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3088 static const struct wacom_features wacom_features_0x65 =
3089 	{ "Wacom Bamboo", 14760, 9225, 511, 63,
3090 	  WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3091 static const struct wacom_features wacom_features_0x69 =
3092 	{ "Wacom Bamboo1", 5104, 3712, 511, 63,
3093 	  GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3094 static const struct wacom_features wacom_features_0x6A =
3095 	{ "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
3096 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3097 static const struct wacom_features wacom_features_0x6B =
3098 	{ "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
3099 	  GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3100 static const struct wacom_features wacom_features_0x20 =
3101 	{ "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
3102 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3103 static const struct wacom_features wacom_features_0x21 =
3104 	{ "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
3105 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3106 static const struct wacom_features wacom_features_0x22 =
3107 	{ "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
3108 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3109 static const struct wacom_features wacom_features_0x23 =
3110 	{ "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
3111 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3112 static const struct wacom_features wacom_features_0x24 =
3113 	{ "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
3114 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3115 static const struct wacom_features wacom_features_0x30 =
3116 	{ "Wacom PL400", 5408, 4056, 255, 0,
3117 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3118 static const struct wacom_features wacom_features_0x31 =
3119 	{ "Wacom PL500", 6144, 4608, 255, 0,
3120 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3121 static const struct wacom_features wacom_features_0x32 =
3122 	{ "Wacom PL600", 6126, 4604, 255, 0,
3123 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3124 static const struct wacom_features wacom_features_0x33 =
3125 	{ "Wacom PL600SX", 6260, 5016, 255, 0,
3126 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3127 static const struct wacom_features wacom_features_0x34 =
3128 	{ "Wacom PL550", 6144, 4608, 511, 0,
3129 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3130 static const struct wacom_features wacom_features_0x35 =
3131 	{ "Wacom PL800", 7220, 5780, 511, 0,
3132 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3133 static const struct wacom_features wacom_features_0x37 =
3134 	{ "Wacom PL700", 6758, 5406, 511, 0,
3135 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3136 static const struct wacom_features wacom_features_0x38 =
3137 	{ "Wacom PL510", 6282, 4762, 511, 0,
3138 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3139 static const struct wacom_features wacom_features_0x39 =
3140 	{ "Wacom DTU710", 34080, 27660, 511, 0,
3141 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3142 static const struct wacom_features wacom_features_0xC4 =
3143 	{ "Wacom DTF521", 6282, 4762, 511, 0,
3144 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3145 static const struct wacom_features wacom_features_0xC0 =
3146 	{ "Wacom DTF720", 6858, 5506, 511, 0,
3147 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3148 static const struct wacom_features wacom_features_0xC2 =
3149 	{ "Wacom DTF720a", 6858, 5506, 511, 0,
3150 	  PL, WACOM_PL_RES, WACOM_PL_RES };
3151 static const struct wacom_features wacom_features_0x03 =
3152 	{ "Wacom Cintiq Partner", 20480, 15360, 511, 0,
3153 	  PTU, WACOM_PL_RES, WACOM_PL_RES };
3154 static const struct wacom_features wacom_features_0x41 =
3155 	{ "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
3156 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3157 static const struct wacom_features wacom_features_0x42 =
3158 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
3159 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3160 static const struct wacom_features wacom_features_0x43 =
3161 	{ "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
3162 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3163 static const struct wacom_features wacom_features_0x44 =
3164 	{ "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
3165 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3166 static const struct wacom_features wacom_features_0x45 =
3167 	{ "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
3168 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3169 static const struct wacom_features wacom_features_0xB0 =
3170 	{ "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
3171 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3172 static const struct wacom_features wacom_features_0xB1 =
3173 	{ "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
3174 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3175 static const struct wacom_features wacom_features_0xB2 =
3176 	{ "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
3177 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3178 static const struct wacom_features wacom_features_0xB3 =
3179 	{ "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
3180 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3181 static const struct wacom_features wacom_features_0xB4 =
3182 	{ "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
3183 	  INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3184 static const struct wacom_features wacom_features_0xB5 =
3185 	{ "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
3186 	  INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3187 static const struct wacom_features wacom_features_0xB7 =
3188 	{ "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
3189 	  INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3190 static const struct wacom_features wacom_features_0xB8 =
3191 	{ "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
3192 	  INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3193 static const struct wacom_features wacom_features_0xB9 =
3194 	{ "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
3195 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3196 static const struct wacom_features wacom_features_0xBA =
3197 	{ "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
3198 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3199 static const struct wacom_features wacom_features_0xBB =
3200 	{ "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
3201 	  INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3202 static const struct wacom_features wacom_features_0xBC =
3203 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3204 	  INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3205 static const struct wacom_features wacom_features_0xBD =
3206 	{ "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3207 	  INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3208 static const struct wacom_features wacom_features_0x26 =
3209 	{ "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
3210 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
3211 static const struct wacom_features wacom_features_0x27 =
3212 	{ "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
3213 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3214 static const struct wacom_features wacom_features_0x28 =
3215 	{ "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
3216 	  INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3217 static const struct wacom_features wacom_features_0x29 =
3218 	{ "Wacom Intuos5 S", 31496, 19685, 2047, 63,
3219 	  INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3220 static const struct wacom_features wacom_features_0x2A =
3221 	{ "Wacom Intuos5 M", 44704, 27940, 2047, 63,
3222 	  INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3223 static const struct wacom_features wacom_features_0x314 =
3224 	{ "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
3225 	  INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
3226 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3227 static const struct wacom_features wacom_features_0x315 =
3228 	{ "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
3229 	  INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3230 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3231 static const struct wacom_features wacom_features_0x317 =
3232 	{ "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
3233 	  INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3234 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3235 static const struct wacom_features wacom_features_0xF4 =
3236 	{ "Wacom Cintiq 24HD", 104080, 65200, 2047, 63,
3237 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3238 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3239 static const struct wacom_features wacom_features_0xF8 =
3240 	{ "Wacom Cintiq 24HD touch", 104080, 65200, 2047, 63, /* Pen */
3241 	  WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3242 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3243 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
3244 static const struct wacom_features wacom_features_0xF6 =
3245 	{ "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
3246 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
3247 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3248 static const struct wacom_features wacom_features_0x32A =
3249 	{ "Wacom Cintiq 27QHD", 119740, 67520, 2047, 63,
3250 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
3251 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3252 static const struct wacom_features wacom_features_0x32B =
3253 	{ "Wacom Cintiq 27QHD touch", 119740, 67520, 2047, 63,
3254 	  WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
3255 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3256 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
3257 static const struct wacom_features wacom_features_0x32C =
3258 	{ "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
3259 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
3260 static const struct wacom_features wacom_features_0x3F =
3261 	{ "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
3262 	  CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3263 static const struct wacom_features wacom_features_0xC5 =
3264 	{ "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
3265 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
3266 static const struct wacom_features wacom_features_0xC6 =
3267 	{ "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
3268 	  WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
3269 static const struct wacom_features wacom_features_0x304 =
3270 	{ "Wacom Cintiq 13HD", 59152, 33448, 1023, 63,
3271 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3272 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3273 static const struct wacom_features wacom_features_0x333 =
3274 	{ "Wacom Cintiq 13HD touch", 59152, 33448, 2047, 63,
3275 	  WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3276 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3277 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
3278 static const struct wacom_features wacom_features_0x335 =
3279 	{ "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
3280 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
3281 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3282 static const struct wacom_features wacom_features_0xC7 =
3283 	{ "Wacom DTU1931", 37832, 30305, 511, 0,
3284 	  PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3285 static const struct wacom_features wacom_features_0xCE =
3286 	{ "Wacom DTU2231", 47864, 27011, 511, 0,
3287 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
3288 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
3289 static const struct wacom_features wacom_features_0xF0 =
3290 	{ "Wacom DTU1631", 34623, 19553, 511, 0,
3291 	  DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3292 static const struct wacom_features wacom_features_0xFB =
3293 	{ "Wacom DTU1031", 21896, 13760, 511, 0,
3294 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
3295 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
3296 static const struct wacom_features wacom_features_0x32F =
3297 	{ "Wacom DTU1031X", 22472, 12728, 511, 0,
3298 	  DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
3299 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
3300 static const struct wacom_features wacom_features_0x336 =
3301 	{ "Wacom DTU1141", 23472, 13203, 1023, 0,
3302 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
3303 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
3304 static const struct wacom_features wacom_features_0x57 =
3305 	{ "Wacom DTK2241", 95640, 54060, 2047, 63,
3306 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
3307 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3308 static const struct wacom_features wacom_features_0x59 = /* Pen */
3309 	{ "Wacom DTH2242", 95640, 54060, 2047, 63,
3310 	  DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
3311 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3312 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
3313 static const struct wacom_features wacom_features_0x5D = /* Touch */
3314 	{ "Wacom DTH2242",       .type = WACOM_24HDT,
3315 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
3316 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3317 static const struct wacom_features wacom_features_0xCC =
3318 	{ "Wacom Cintiq 21UX2", 86800, 65200, 2047, 63,
3319 	  WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
3320 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3321 static const struct wacom_features wacom_features_0xFA =
3322 	{ "Wacom Cintiq 22HD", 95440, 53860, 2047, 63,
3323 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
3324 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3325 static const struct wacom_features wacom_features_0x5B =
3326 	{ "Wacom Cintiq 22HDT", 95440, 53860, 2047, 63,
3327 	  WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
3328 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3329 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
3330 static const struct wacom_features wacom_features_0x5E =
3331 	{ "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
3332 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
3333 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3334 static const struct wacom_features wacom_features_0x90 =
3335 	{ "Wacom ISDv4 90", 26202, 16325, 255, 0,
3336 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3337 static const struct wacom_features wacom_features_0x93 =
3338 	{ "Wacom ISDv4 93", 26202, 16325, 255, 0,
3339 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3340 static const struct wacom_features wacom_features_0x97 =
3341 	{ "Wacom ISDv4 97", 26202, 16325, 511, 0,
3342 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3343 static const struct wacom_features wacom_features_0x9A =
3344 	{ "Wacom ISDv4 9A", 26202, 16325, 255, 0,
3345 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3346 static const struct wacom_features wacom_features_0x9F =
3347 	{ "Wacom ISDv4 9F", 26202, 16325, 255, 0,
3348 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3349 static const struct wacom_features wacom_features_0xE2 =
3350 	{ "Wacom ISDv4 E2", 26202, 16325, 255, 0,
3351 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3352 static const struct wacom_features wacom_features_0xE3 =
3353 	{ "Wacom ISDv4 E3", 26202, 16325, 255, 0,
3354 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3355 static const struct wacom_features wacom_features_0xE5 =
3356 	{ "Wacom ISDv4 E5", 26202, 16325, 255, 0,
3357 	  MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3358 static const struct wacom_features wacom_features_0xE6 =
3359 	{ "Wacom ISDv4 E6", 27760, 15694, 255, 0,
3360 	  TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3361 static const struct wacom_features wacom_features_0xEC =
3362 	{ "Wacom ISDv4 EC", 25710, 14500, 255, 0,
3363 	  TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3364 static const struct wacom_features wacom_features_0xED =
3365 	{ "Wacom ISDv4 ED", 26202, 16325, 255, 0,
3366 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3367 static const struct wacom_features wacom_features_0xEF =
3368 	{ "Wacom ISDv4 EF", 26202, 16325, 255, 0,
3369 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3370 static const struct wacom_features wacom_features_0x100 =
3371 	{ "Wacom ISDv4 100", 26202, 16325, 255, 0,
3372 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3373 static const struct wacom_features wacom_features_0x101 =
3374 	{ "Wacom ISDv4 101", 26202, 16325, 255, 0,
3375 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3376 static const struct wacom_features wacom_features_0x10D =
3377 	{ "Wacom ISDv4 10D", 26202, 16325, 255, 0,
3378 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3379 static const struct wacom_features wacom_features_0x10E =
3380 	{ "Wacom ISDv4 10E", 27760, 15694, 255, 0,
3381 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3382 static const struct wacom_features wacom_features_0x10F =
3383 	{ "Wacom ISDv4 10F", 27760, 15694, 255, 0,
3384 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3385 static const struct wacom_features wacom_features_0x116 =
3386 	{ "Wacom ISDv4 116", 26202, 16325, 255, 0,
3387 	  TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3388 static const struct wacom_features wacom_features_0x12C =
3389 	{ "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
3390 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3391 static const struct wacom_features wacom_features_0x4001 =
3392 	{ "Wacom ISDv4 4001", 26202, 16325, 255, 0,
3393 	  MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3394 static const struct wacom_features wacom_features_0x4004 =
3395 	{ "Wacom ISDv4 4004", 11060, 6220, 255, 0,
3396 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3397 static const struct wacom_features wacom_features_0x5000 =
3398 	{ "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
3399 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3400 static const struct wacom_features wacom_features_0x5002 =
3401 	{ "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
3402 	  MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3403 static const struct wacom_features wacom_features_0x47 =
3404 	{ "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
3405 	  INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3406 static const struct wacom_features wacom_features_0x84 =
3407 	{ "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
3408 static const struct wacom_features wacom_features_0xD0 =
3409 	{ "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
3410 	  BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3411 static const struct wacom_features wacom_features_0xD1 =
3412 	{ "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
3413 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3414 static const struct wacom_features wacom_features_0xD2 =
3415 	{ "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
3416 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3417 static const struct wacom_features wacom_features_0xD3 =
3418 	{ "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
3419 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3420 static const struct wacom_features wacom_features_0xD4 =
3421 	{ "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
3422 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3423 static const struct wacom_features wacom_features_0xD5 =
3424 	{ "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
3425 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3426 static const struct wacom_features wacom_features_0xD6 =
3427 	{ "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
3428 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3429 static const struct wacom_features wacom_features_0xD7 =
3430 	{ "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
3431 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3432 static const struct wacom_features wacom_features_0xD8 =
3433 	{ "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
3434 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3435 static const struct wacom_features wacom_features_0xDA =
3436 	{ "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
3437 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3438 static const struct wacom_features wacom_features_0xDB =
3439 	{ "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
3440 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3441 static const struct wacom_features wacom_features_0xDD =
3442         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
3443           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3444 static const struct wacom_features wacom_features_0xDE =
3445         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
3446 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
3447 static const struct wacom_features wacom_features_0xDF =
3448         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
3449 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
3450 static const struct wacom_features wacom_features_0x300 =
3451 	{ "Wacom Bamboo One S", 14720, 9225, 1023, 31,
3452 	  BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3453 static const struct wacom_features wacom_features_0x301 =
3454 	{ "Wacom Bamboo One M", 21648, 13530, 1023, 31,
3455 	  BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3456 static const struct wacom_features wacom_features_0x302 =
3457 	{ "Wacom Intuos PT S", 15200, 9500, 1023, 31,
3458 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
3459 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3460 static const struct wacom_features wacom_features_0x303 =
3461 	{ "Wacom Intuos PT M", 21600, 13500, 1023, 31,
3462 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
3463 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3464 static const struct wacom_features wacom_features_0x30E =
3465 	{ "Wacom Intuos S", 15200, 9500, 1023, 31,
3466 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
3467 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3468 static const struct wacom_features wacom_features_0x6004 =
3469 	{ "ISD-V4", 12800, 8000, 255, 0,
3470 	  TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3471 static const struct wacom_features wacom_features_0x307 =
3472 	{ "Wacom ISDv5 307", 59152, 33448, 2047, 63,
3473 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3474 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3475 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
3476 static const struct wacom_features wacom_features_0x309 =
3477 	{ "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
3478 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
3479 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3480 static const struct wacom_features wacom_features_0x30A =
3481 	{ "Wacom ISDv5 30A", 59152, 33448, 2047, 63,
3482 	  CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3483 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3484 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
3485 static const struct wacom_features wacom_features_0x30C =
3486 	{ "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
3487 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
3488 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3489 static const struct wacom_features wacom_features_0x318 =
3490 	{ "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
3491 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
3492 static const struct wacom_features wacom_features_0x319 =
3493 	{ "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
3494 	  .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
3495 static const struct wacom_features wacom_features_0x325 =
3496 	{ "Wacom ISDv5 325", 59552, 33848, 2047, 63,
3497 	  CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
3498 	  WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3499 	  .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
3500 static const struct wacom_features wacom_features_0x326 = /* Touch */
3501 	{ "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
3502 	  .oPid = 0x325 };
3503 static const struct wacom_features wacom_features_0x323 =
3504 	{ "Wacom Intuos P M", 21600, 13500, 1023, 31,
3505 	  INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
3506 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3507 static const struct wacom_features wacom_features_0x331 =
3508 	{ "Wacom Express Key Remote", .type = REMOTE,
3509 	  .numbered_buttons = 18, .check_for_hid_type = true,
3510 	  .hid_type = HID_TYPE_USBNONE };
3511 static const struct wacom_features wacom_features_0x33B =
3512 	{ "Wacom Intuos S 2", 15200, 9500, 2047, 63,
3513 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
3514 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3515 static const struct wacom_features wacom_features_0x33C =
3516 	{ "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
3517 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
3518 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3519 static const struct wacom_features wacom_features_0x33D =
3520 	{ "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
3521 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
3522 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3523 static const struct wacom_features wacom_features_0x33E =
3524 	{ "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
3525 	  INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
3526 	  .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3527 static const struct wacom_features wacom_features_0x343 =
3528 	{ "Wacom DTK1651", 34616, 19559, 1023, 0,
3529 	  DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
3530 	  WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
3531 
3532 static const struct wacom_features wacom_features_HID_ANY_ID =
3533 	{ "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
3534 
3535 #define USB_DEVICE_WACOM(prod)						\
3536 	HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
3537 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
3538 
3539 #define BT_DEVICE_WACOM(prod)						\
3540 	HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
3541 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
3542 
3543 #define I2C_DEVICE_WACOM(prod)						\
3544 	HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
3545 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
3546 
3547 #define USB_DEVICE_LENOVO(prod)					\
3548 	HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),			\
3549 	.driver_data = (kernel_ulong_t)&wacom_features_##prod
3550 
3551 const struct hid_device_id wacom_ids[] = {
3552 	{ USB_DEVICE_WACOM(0x00) },
3553 	{ USB_DEVICE_WACOM(0x03) },
3554 	{ USB_DEVICE_WACOM(0x10) },
3555 	{ USB_DEVICE_WACOM(0x11) },
3556 	{ USB_DEVICE_WACOM(0x12) },
3557 	{ USB_DEVICE_WACOM(0x13) },
3558 	{ USB_DEVICE_WACOM(0x14) },
3559 	{ USB_DEVICE_WACOM(0x15) },
3560 	{ USB_DEVICE_WACOM(0x16) },
3561 	{ USB_DEVICE_WACOM(0x17) },
3562 	{ USB_DEVICE_WACOM(0x18) },
3563 	{ USB_DEVICE_WACOM(0x19) },
3564 	{ USB_DEVICE_WACOM(0x20) },
3565 	{ USB_DEVICE_WACOM(0x21) },
3566 	{ USB_DEVICE_WACOM(0x22) },
3567 	{ USB_DEVICE_WACOM(0x23) },
3568 	{ USB_DEVICE_WACOM(0x24) },
3569 	{ USB_DEVICE_WACOM(0x26) },
3570 	{ USB_DEVICE_WACOM(0x27) },
3571 	{ USB_DEVICE_WACOM(0x28) },
3572 	{ USB_DEVICE_WACOM(0x29) },
3573 	{ USB_DEVICE_WACOM(0x2A) },
3574 	{ USB_DEVICE_WACOM(0x30) },
3575 	{ USB_DEVICE_WACOM(0x31) },
3576 	{ USB_DEVICE_WACOM(0x32) },
3577 	{ USB_DEVICE_WACOM(0x33) },
3578 	{ USB_DEVICE_WACOM(0x34) },
3579 	{ USB_DEVICE_WACOM(0x35) },
3580 	{ USB_DEVICE_WACOM(0x37) },
3581 	{ USB_DEVICE_WACOM(0x38) },
3582 	{ USB_DEVICE_WACOM(0x39) },
3583 	{ USB_DEVICE_WACOM(0x3F) },
3584 	{ USB_DEVICE_WACOM(0x41) },
3585 	{ USB_DEVICE_WACOM(0x42) },
3586 	{ USB_DEVICE_WACOM(0x43) },
3587 	{ USB_DEVICE_WACOM(0x44) },
3588 	{ USB_DEVICE_WACOM(0x45) },
3589 	{ USB_DEVICE_WACOM(0x47) },
3590 	{ USB_DEVICE_WACOM(0x57) },
3591 	{ USB_DEVICE_WACOM(0x59) },
3592 	{ USB_DEVICE_WACOM(0x5B) },
3593 	{ USB_DEVICE_WACOM(0x5D) },
3594 	{ USB_DEVICE_WACOM(0x5E) },
3595 	{ USB_DEVICE_WACOM(0x60) },
3596 	{ USB_DEVICE_WACOM(0x61) },
3597 	{ USB_DEVICE_WACOM(0x62) },
3598 	{ USB_DEVICE_WACOM(0x63) },
3599 	{ USB_DEVICE_WACOM(0x64) },
3600 	{ USB_DEVICE_WACOM(0x65) },
3601 	{ USB_DEVICE_WACOM(0x69) },
3602 	{ USB_DEVICE_WACOM(0x6A) },
3603 	{ USB_DEVICE_WACOM(0x6B) },
3604 	{ BT_DEVICE_WACOM(0x81) },
3605 	{ USB_DEVICE_WACOM(0x84) },
3606 	{ USB_DEVICE_WACOM(0x90) },
3607 	{ USB_DEVICE_WACOM(0x93) },
3608 	{ USB_DEVICE_WACOM(0x97) },
3609 	{ USB_DEVICE_WACOM(0x9A) },
3610 	{ USB_DEVICE_WACOM(0x9F) },
3611 	{ USB_DEVICE_WACOM(0xB0) },
3612 	{ USB_DEVICE_WACOM(0xB1) },
3613 	{ USB_DEVICE_WACOM(0xB2) },
3614 	{ USB_DEVICE_WACOM(0xB3) },
3615 	{ USB_DEVICE_WACOM(0xB4) },
3616 	{ USB_DEVICE_WACOM(0xB5) },
3617 	{ USB_DEVICE_WACOM(0xB7) },
3618 	{ USB_DEVICE_WACOM(0xB8) },
3619 	{ USB_DEVICE_WACOM(0xB9) },
3620 	{ USB_DEVICE_WACOM(0xBA) },
3621 	{ USB_DEVICE_WACOM(0xBB) },
3622 	{ USB_DEVICE_WACOM(0xBC) },
3623 	{ BT_DEVICE_WACOM(0xBD) },
3624 	{ USB_DEVICE_WACOM(0xC0) },
3625 	{ USB_DEVICE_WACOM(0xC2) },
3626 	{ USB_DEVICE_WACOM(0xC4) },
3627 	{ USB_DEVICE_WACOM(0xC5) },
3628 	{ USB_DEVICE_WACOM(0xC6) },
3629 	{ USB_DEVICE_WACOM(0xC7) },
3630 	{ USB_DEVICE_WACOM(0xCC) },
3631 	{ USB_DEVICE_WACOM(0xCE) },
3632 	{ USB_DEVICE_WACOM(0xD0) },
3633 	{ USB_DEVICE_WACOM(0xD1) },
3634 	{ USB_DEVICE_WACOM(0xD2) },
3635 	{ USB_DEVICE_WACOM(0xD3) },
3636 	{ USB_DEVICE_WACOM(0xD4) },
3637 	{ USB_DEVICE_WACOM(0xD5) },
3638 	{ USB_DEVICE_WACOM(0xD6) },
3639 	{ USB_DEVICE_WACOM(0xD7) },
3640 	{ USB_DEVICE_WACOM(0xD8) },
3641 	{ USB_DEVICE_WACOM(0xDA) },
3642 	{ USB_DEVICE_WACOM(0xDB) },
3643 	{ USB_DEVICE_WACOM(0xDD) },
3644 	{ USB_DEVICE_WACOM(0xDE) },
3645 	{ USB_DEVICE_WACOM(0xDF) },
3646 	{ USB_DEVICE_WACOM(0xE2) },
3647 	{ USB_DEVICE_WACOM(0xE3) },
3648 	{ USB_DEVICE_WACOM(0xE5) },
3649 	{ USB_DEVICE_WACOM(0xE6) },
3650 	{ USB_DEVICE_WACOM(0xEC) },
3651 	{ USB_DEVICE_WACOM(0xED) },
3652 	{ USB_DEVICE_WACOM(0xEF) },
3653 	{ USB_DEVICE_WACOM(0xF0) },
3654 	{ USB_DEVICE_WACOM(0xF4) },
3655 	{ USB_DEVICE_WACOM(0xF6) },
3656 	{ USB_DEVICE_WACOM(0xF8) },
3657 	{ USB_DEVICE_WACOM(0xFA) },
3658 	{ USB_DEVICE_WACOM(0xFB) },
3659 	{ USB_DEVICE_WACOM(0x100) },
3660 	{ USB_DEVICE_WACOM(0x101) },
3661 	{ USB_DEVICE_WACOM(0x10D) },
3662 	{ USB_DEVICE_WACOM(0x10E) },
3663 	{ USB_DEVICE_WACOM(0x10F) },
3664 	{ USB_DEVICE_WACOM(0x116) },
3665 	{ USB_DEVICE_WACOM(0x12C) },
3666 	{ USB_DEVICE_WACOM(0x300) },
3667 	{ USB_DEVICE_WACOM(0x301) },
3668 	{ USB_DEVICE_WACOM(0x302) },
3669 	{ USB_DEVICE_WACOM(0x303) },
3670 	{ USB_DEVICE_WACOM(0x304) },
3671 	{ USB_DEVICE_WACOM(0x307) },
3672 	{ USB_DEVICE_WACOM(0x309) },
3673 	{ USB_DEVICE_WACOM(0x30A) },
3674 	{ USB_DEVICE_WACOM(0x30C) },
3675 	{ USB_DEVICE_WACOM(0x30E) },
3676 	{ USB_DEVICE_WACOM(0x314) },
3677 	{ USB_DEVICE_WACOM(0x315) },
3678 	{ USB_DEVICE_WACOM(0x317) },
3679 	{ USB_DEVICE_WACOM(0x318) },
3680 	{ USB_DEVICE_WACOM(0x319) },
3681 	{ USB_DEVICE_WACOM(0x323) },
3682 	{ USB_DEVICE_WACOM(0x325) },
3683 	{ USB_DEVICE_WACOM(0x326) },
3684 	{ USB_DEVICE_WACOM(0x32A) },
3685 	{ USB_DEVICE_WACOM(0x32B) },
3686 	{ USB_DEVICE_WACOM(0x32C) },
3687 	{ USB_DEVICE_WACOM(0x32F) },
3688 	{ USB_DEVICE_WACOM(0x331) },
3689 	{ USB_DEVICE_WACOM(0x333) },
3690 	{ USB_DEVICE_WACOM(0x335) },
3691 	{ USB_DEVICE_WACOM(0x336) },
3692 	{ USB_DEVICE_WACOM(0x33B) },
3693 	{ USB_DEVICE_WACOM(0x33C) },
3694 	{ USB_DEVICE_WACOM(0x33D) },
3695 	{ USB_DEVICE_WACOM(0x33E) },
3696 	{ USB_DEVICE_WACOM(0x343) },
3697 	{ USB_DEVICE_WACOM(0x4001) },
3698 	{ USB_DEVICE_WACOM(0x4004) },
3699 	{ USB_DEVICE_WACOM(0x5000) },
3700 	{ USB_DEVICE_WACOM(0x5002) },
3701 	{ USB_DEVICE_LENOVO(0x6004) },
3702 
3703 	{ USB_DEVICE_WACOM(HID_ANY_ID) },
3704 	{ I2C_DEVICE_WACOM(HID_ANY_ID) },
3705 	{ }
3706 };
3707 MODULE_DEVICE_TABLE(hid, wacom_ids);
3708